drivers/net/tg3.c

   1 /*
   2  * tg3.c: Broadcom Tigon3 ethernet driver.
   3  *
   4  * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com)
   5  * Copyright (C) 2001, 2002, 2003 Jeff Garzik (jgarzik@pobox.com)
   6  * Copyright (C) 2004 Sun Microsystems Inc.
   7  * Copyright (C) 2005 Broadcom Corporation.
   8  *
   9  * Firmware is:
  10  *      Derived from proprietary unpublished source code,
  11  *      Copyright (C) 2000-2003 Broadcom Corporation.
  12  *
  13  *      Permission is hereby granted for the distribution of this firmware
  14  *      data in hexadecimal or equivalent format, provided this copyright
  15  *      notice is accompanying it.
  16  */
  17
  18 #include <linux/config.h>
  19
  20 #include <linux/module.h>
  21 #include <linux/moduleparam.h>
  22 #include <linux/kernel.h>
  23 #include <linux/types.h>
  24 #include <linux/compiler.h>
  25 #include <linux/slab.h>
  26 #include <linux/delay.h>
  27 #include <linux/in.h>
  28 #include <linux/init.h>
  29 #include <linux/ioport.h>
  30 #include <linux/pci.h>
  31 #include <linux/netdevice.h>
  32 #include <linux/etherdevice.h>
  33 #include <linux/skbuff.h>
  34 #include <linux/ethtool.h>
  35 #include <linux/mii.h>
  36 #include <linux/if_vlan.h>
  37 #include <linux/ip.h>
  38 #include <linux/tcp.h>
  39 #include <linux/workqueue.h>
  40 #include <linux/prefetch.h>
  41 #include <linux/dma-mapping.h>
  42
  43 #include <net/checksum.h>
  44
  45 #include <asm/system.h>
  46 #include <asm/io.h>
  47 #include <asm/byteorder.h>
  48 #include <asm/uaccess.h>
  49
  50 #ifdef CONFIG_SPARC64
  51 #include <asm/idprom.h>
  52 #include <asm/oplib.h>
  53 #include <asm/pbm.h>
  54 #endif
  55
  56 #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
  57 #define TG3_VLAN_TAG_USED 1
  58 #else
  59 #define TG3_VLAN_TAG_USED 0
  60 #endif
  61
  62 #ifdef NETIF_F_TSO
  63 #define TG3_TSO_SUPPORT 1
  64 #else
  65 #define TG3_TSO_SUPPORT 0
  66 #endif
  67
  68 #include "tg3.h"
  69
  70 #define DRV_MODULE_NAME         "tg3"
  71 #define PFX DRV_MODULE_NAME     ": "
  72 #define DRV_MODULE_VERSION      "3.59"
  73 #define DRV_MODULE_RELDATE      "June 8, 2006"
  74
  75 #define TG3_DEF_MAC_MODE        0
  76 #define TG3_DEF_RX_MODE         0
  77 #define TG3_DEF_TX_MODE         0
  78 #define TG3_DEF_MSG_ENABLE        \
  79         (NETIF_MSG_DRV          | \
  80          NETIF_MSG_PROBE        | \
  81          NETIF_MSG_LINK         | \
  82          NETIF_MSG_TIMER        | \
  83          NETIF_MSG_IFDOWN       | \
  84          NETIF_MSG_IFUP         | \
  85          NETIF_MSG_RX_ERR       | \
  86          NETIF_MSG_TX_ERR)
  87
  88 /* length of time before we decide the hardware is borked,
  89  * and dev->tx_timeout() should be called to fix the problem
  90  */
  91 #define TG3_TX_TIMEOUT                  (5 * HZ)
  92
  93 /* hardware minimum and maximum for a single frame's data payload */
  94 #define TG3_MIN_MTU                     60
  95 #define TG3_MAX_MTU(tp) \
  96         ((tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) ? 9000 : 1500)
  97
  98 /* These numbers seem to be hard coded in the NIC firmware somehow.
  99  * You can't change the ring sizes, but you can change where you place
 100  * them in the NIC onboard memory.
 101  */
 102 #define TG3_RX_RING_SIZE                512
 103 #define TG3_DEF_RX_RING_PENDING         200
 104 #define TG3_RX_JUMBO_RING_SIZE          256
 105 #define TG3_DEF_RX_JUMBO_RING_PENDING   100
 106
 107 /* Do not place this n-ring entries value into the tp struct itself,
 108  * we really want to expose these constants to GCC so that modulo et
 109  * al.  operations are done with shifts and masks instead of with
 110  * hw multiply/modulo instructions.  Another solution would be to
 111  * replace things like '% foo' with '& (foo - 1)'.
 112  */
 113 #define TG3_RX_RCB_RING_SIZE(tp)        \
 114         ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ?  512 : 1024)
 115
 116 #define TG3_TX_RING_SIZE                512
 117 #define TG3_DEF_TX_RING_PENDING         (TG3_TX_RING_SIZE - 1)
 118
 119 #define TG3_RX_RING_BYTES       (sizeof(struct tg3_rx_buffer_desc) * \
 120                                  TG3_RX_RING_SIZE)
 121 #define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \
 122                                  TG3_RX_JUMBO_RING_SIZE)
 123 #define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \
 124                                    TG3_RX_RCB_RING_SIZE(tp))
 125 #define TG3_TX_RING_BYTES       (sizeof(struct tg3_tx_buffer_desc) * \
 126                                  TG3_TX_RING_SIZE)
 127 #define TX_BUFFS_AVAIL(TP)                                              \
 128         ((TP)->tx_pending -                                             \
 129          (((TP)->tx_prod - (TP)->tx_cons) & (TG3_TX_RING_SIZE - 1)))
 130 #define NEXT_TX(N)              (((N) + 1) & (TG3_TX_RING_SIZE - 1))
 131
 132 #define RX_PKT_BUF_SZ           (1536 + tp->rx_offset + 64)
 133 #define RX_JUMBO_PKT_BUF_SZ     (9046 + tp->rx_offset + 64)
 134
 135 /* minimum number of free TX descriptors required to wake up TX process */
 136 #define TG3_TX_WAKEUP_THRESH            (TG3_TX_RING_SIZE / 4)
 137
 138 /* number of ETHTOOL_GSTATS u64's */
 139 #define TG3_NUM_STATS           (sizeof(struct tg3_ethtool_stats)/sizeof(u64))
 140
 141 #define TG3_NUM_TEST            6
 142
 143 static char version[] __devinitdata =
 144         DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
 145
 146 MODULE_AUTHOR("David S. Miller (davem@redhat.com) and Jeff Garzik (jgarzik@pobox.com)");
 147 MODULE_DESCRIPTION("Broadcom Tigon3 ethernet driver");
 148 MODULE_LICENSE("GPL");
 149 MODULE_VERSION(DRV_MODULE_VERSION);
 150
 151 static int tg3_debug = -1;      /* -1 == use TG3_DEF_MSG_ENABLE as value */
 152 module_param(tg3_debug, int, 0);
 153 MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value");
 154
 155 static struct pci_device_id tg3_pci_tbl[] = {
 156         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5700,
 157           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 158         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5701,
 159           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 160         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702,
 161           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 162         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703,
 163           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 164         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704,
 165           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 166         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702FE,
 167           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 168         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705,
 169           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 170         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705_2,
 171           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 172         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M,
 173           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 174         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M_2,
 175           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 176         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702X,
 177           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 178         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703X,
 179           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 180         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S,
 181           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 182         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702A3,
 183           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 184         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703A3,
 185           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 186         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5782,
 187           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 188         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5788,
 189           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 190         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5789,
 191           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 192         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901,
 193           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 194         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901_2,
 195           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 196         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S_2,
 197           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 198         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705F,
 199           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 200         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5720,
 201           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 202         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5721,
 203           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 204         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750,
 205           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 206         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751,
 207           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 208         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750M,
 209           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 210         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751M,
 211           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 212         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751F,
 213           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 214         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752,
 215           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 216         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752M,
 217           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 218         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753,
 219           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 220         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753M,
 221           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 222         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753F,
 223           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 224         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5754,
 225           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 226         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5754M,
 227           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 228         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5755,
 229           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 230         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5755M,
 231           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 232         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5787,
 233           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 234         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5787M,
 235           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 236         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5714,
 237           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 238         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5714S,
 239           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 240         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5715,
 241           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 242         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5715S,
 243           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 244         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780,
 245           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 246         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780S,
 247           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 248         { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781,
 249           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 250         { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX,
 251           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 252         { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX,
 253           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 254         { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000,
 255           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 256         { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1001,
 257           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 258         { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1003,
 259           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 260         { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC9100,
 261           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 262         { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_TIGON3,
 263           PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL },
 264         { 0, }
 265 };
 266
 267 MODULE_DEVICE_TABLE(pci, tg3_pci_tbl);
 268
 269 static struct {
 270         const char string[ETH_GSTRING_LEN];
 271 } ethtool_stats_keys[TG3_NUM_STATS] = {
 272         { "rx_octets" },
 273         { "rx_fragments" },
 274         { "rx_ucast_packets" },
 275         { "rx_mcast_packets" },
 276         { "rx_bcast_packets" },
 277         { "rx_fcs_errors" },
 278         { "rx_align_errors" },
 279         { "rx_xon_pause_rcvd" },
 280         { "rx_xoff_pause_rcvd" },
 281         { "rx_mac_ctrl_rcvd" },
 282         { "rx_xoff_entered" },
 283         { "rx_frame_too_long_errors" },
 284         { "rx_jabbers" },
 285         { "rx_undersize_packets" },
 286         { "rx_in_length_errors" },
 287         { "rx_out_length_errors" },
 288         { "rx_64_or_less_octet_packets" },
 289         { "rx_65_to_127_octet_packets" },
 290         { "rx_128_to_255_octet_packets" },
 291         { "rx_256_to_511_octet_packets" },
 292         { "rx_512_to_1023_octet_packets" },
 293         { "rx_1024_to_1522_octet_packets" },
 294         { "rx_1523_to_2047_octet_packets" },
 295         { "rx_2048_to_4095_octet_packets" },
 296         { "rx_4096_to_8191_octet_packets" },
 297         { "rx_8192_to_9022_octet_packets" },
 298
 299         { "tx_octets" },
 300         { "tx_collisions" },
 301
 302         { "tx_xon_sent" },
 303         { "tx_xoff_sent" },
 304         { "tx_flow_control" },
 305         { "tx_mac_errors" },
 306         { "tx_single_collisions" },
 307         { "tx_mult_collisions" },
 308         { "tx_deferred" },
 309         { "tx_excessive_collisions" },
 310         { "tx_late_collisions" },
 311         { "tx_collide_2times" },
 312         { "tx_collide_3times" },
 313         { "tx_collide_4times" },
 314         { "tx_collide_5times" },
 315         { "tx_collide_6times" },
 316         { "tx_collide_7times" },
 317         { "tx_collide_8times" },
 318         { "tx_collide_9times" },
 319         { "tx_collide_10times" },
 320         { "tx_collide_11times" },
 321         { "tx_collide_12times" },
 322         { "tx_collide_13times" },
 323         { "tx_collide_14times" },
 324         { "tx_collide_15times" },
 325         { "tx_ucast_packets" },
 326         { "tx_mcast_packets" },
 327         { "tx_bcast_packets" },
 328         { "tx_carrier_sense_errors" },
 329         { "tx_discards" },
 330         { "tx_errors" },
 331
 332         { "dma_writeq_full" },
 333         { "dma_write_prioq_full" },
 334         { "rxbds_empty" },
 335         { "rx_discards" },
 336         { "rx_errors" },
 337         { "rx_threshold_hit" },
 338
 339         { "dma_readq_full" },
 340         { "dma_read_prioq_full" },
 341         { "tx_comp_queue_full" },
 342
 343         { "ring_set_send_prod_index" },
 344         { "ring_status_update" },
 345         { "nic_irqs" },
 346         { "nic_avoided_irqs" },
 347         { "nic_tx_threshold_hit" }
 348 };
 349
 350 static struct {
 351         const char string[ETH_GSTRING_LEN];
 352 } ethtool_test_keys[TG3_NUM_TEST] = {
 353         { "nvram test     (online) " },
 354         { "link test      (online) " },
 355         { "register test  (offline)" },
 356         { "memory test    (offline)" },
 357         { "loopback test  (offline)" },
 358         { "interrupt test (offline)" },
 359 };
 360
 361 static void tg3_write32(struct tg3 *tp, u32 off, u32 val)
 362 {
 363         writel(val, tp->regs + off);
 364 }
 365
 366 static u32 tg3_read32(struct tg3 *tp, u32 off)
 367 {
 368         return (readl(tp->regs + off));
 369 }
 370
 371 static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val)
 372 {
 373         unsigned long flags;
 374
 375         spin_lock_irqsave(&tp->indirect_lock, flags);
 376         pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
 377         pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
 378         spin_unlock_irqrestore(&tp->indirect_lock, flags);
 379 }
 380
 381 static void tg3_write_flush_reg32(struct tg3 *tp, u32 off, u32 val)
 382 {
 383         writel(val, tp->regs + off);
 384         readl(tp->regs + off);
 385 }
 386
 387 static u32 tg3_read_indirect_reg32(struct tg3 *tp, u32 off)
 388 {
 389         unsigned long flags;
 390         u32 val;
 391
 392         spin_lock_irqsave(&tp->indirect_lock, flags);
 393         pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off);
 394         pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
 395         spin_unlock_irqrestore(&tp->indirect_lock, flags);
 396         return val;
 397 }
 398
 399 static void tg3_write_indirect_mbox(struct tg3 *tp, u32 off, u32 val)
 400 {
 401         unsigned long flags;
 402
 403         if (off == (MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW)) {
 404                 pci_write_config_dword(tp->pdev, TG3PCI_RCV_RET_RING_CON_IDX +
 405                                        TG3_64BIT_REG_LOW, val);
 406                 return;
 407         }
 408         if (off == (MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW)) {
 409                 pci_write_config_dword(tp->pdev, TG3PCI_STD_RING_PROD_IDX +
 410                                        TG3_64BIT_REG_LOW, val);
 411                 return;
 412         }
 413
 414         spin_lock_irqsave(&tp->indirect_lock, flags);
 415         pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
 416         pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val);
 417         spin_unlock_irqrestore(&tp->indirect_lock, flags);
 418
 419         /* In indirect mode when disabling interrupts, we also need
 420          * to clear the interrupt bit in the GRC local ctrl register.
 421          */
 422         if ((off == (MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW)) &&
 423             (val == 0x1)) {
 424                 pci_write_config_dword(tp->pdev, TG3PCI_MISC_LOCAL_CTRL,
 425                                        tp->grc_local_ctrl|GRC_LCLCTRL_CLEARINT);
 426         }
 427 }
 428
 429 static u32 tg3_read_indirect_mbox(struct tg3 *tp, u32 off)
 430 {
 431         unsigned long flags;
 432         u32 val;
 433
 434         spin_lock_irqsave(&tp->indirect_lock, flags);
 435         pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600);
 436         pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val);
 437         spin_unlock_irqrestore(&tp->indirect_lock, flags);
 438         return val;
 439 }
 440
 441 /* usec_wait specifies the wait time in usec when writing to certain registers
 442  * where it is unsafe to read back the register without some delay.
 443  * GRC_LOCAL_CTRL is one example if the GPIOs are toggled to switch power.
 444  * TG3PCI_CLOCK_CTRL is another example if the clock frequencies are changed.
 445  */
 446 static void _tw32_flush(struct tg3 *tp, u32 off, u32 val, u32 usec_wait)
 447 {
 448         if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) ||
 449             (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
 450                 /* Non-posted methods */
 451                 tp->write32(tp, off, val);
 452         else {
 453                 /* Posted method */
 454                 tg3_write32(tp, off, val);
 455                 if (usec_wait)
 456                         udelay(usec_wait);
 457                 tp->read32(tp, off);
 458         }
 459         /* Wait again after the read for the posted method to guarantee that
 460          * the wait time is met.
 461          */
 462         if (usec_wait)
 463                 udelay(usec_wait);
 464 }
 465
 466 static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val)
 467 {
 468         tp->write32_mbox(tp, off, val);
 469         if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) &&
 470             !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
 471                 tp->read32_mbox(tp, off);
 472 }
 473
 474 static void tg3_write32_tx_mbox(struct tg3 *tp, u32 off, u32 val)
 475 {
 476         void __iomem *mbox = tp->regs + off;
 477         writel(val, mbox);
 478         if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG)
 479                 writel(val, mbox);
 480         if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
 481                 readl(mbox);
 482 }
 483
 484 #define tw32_mailbox(reg, val)  tp->write32_mbox(tp, reg, val)
 485 #define tw32_mailbox_f(reg, val)        tw32_mailbox_flush(tp, (reg), (val))
 486 #define tw32_rx_mbox(reg, val)  tp->write32_rx_mbox(tp, reg, val)
 487 #define tw32_tx_mbox(reg, val)  tp->write32_tx_mbox(tp, reg, val)
 488 #define tr32_mailbox(reg)       tp->read32_mbox(tp, reg)
 489
 490 #define tw32(reg,val)           tp->write32(tp, reg, val)
 491 #define tw32_f(reg,val)         _tw32_flush(tp,(reg),(val), 0)
 492 #define tw32_wait_f(reg,val,us) _tw32_flush(tp,(reg),(val), (us))
 493 #define tr32(reg)               tp->read32(tp, reg)
 494
 495 static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
 496 {
 497         unsigned long flags;
 498
 499         spin_lock_irqsave(&tp->indirect_lock, flags);
 500         if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) {
 501                 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
 502                 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
 503
 504                 /* Always leave this as zero. */
 505                 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
 506         } else {
 507                 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off);
 508                 tw32_f(TG3PCI_MEM_WIN_DATA, val);
 509
 510                 /* Always leave this as zero. */
 511                 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0);
 512         }
 513         spin_unlock_irqrestore(&tp->indirect_lock, flags);
 514 }
 515
 516 static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
 517 {
 518         unsigned long flags;
 519
 520         spin_lock_irqsave(&tp->indirect_lock, flags);
 521         if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) {
 522                 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
 523                 pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
 524
 525                 /* Always leave this as zero. */
 526                 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
 527         } else {
 528                 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off);
 529                 *val = tr32(TG3PCI_MEM_WIN_DATA);
 530
 531                 /* Always leave this as zero. */
 532                 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0);
 533         }
 534         spin_unlock_irqrestore(&tp->indirect_lock, flags);
 535 }
 536
 537 static void tg3_disable_ints(struct tg3 *tp)
 538 {
 539         tw32(TG3PCI_MISC_HOST_CTRL,
 540              (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
 541         tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
 542 }
 543
 544 static inline void tg3_cond_int(struct tg3 *tp)
 545 {
 546         if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
 547             (tp->hw_status->status & SD_STATUS_UPDATED))
 548                 tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
 549 }
 550
 551 static void tg3_enable_ints(struct tg3 *tp)
 552 {
 553         tp->irq_sync = 0;
 554         wmb();
 555
 556         tw32(TG3PCI_MISC_HOST_CTRL,
 557              (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT));
 558         tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
 559                        (tp->last_tag << 24));
 560         if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)
 561                 tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
 562                                (tp->last_tag << 24));
 563         tg3_cond_int(tp);
 564 }
 565
 566 static inline unsigned int tg3_has_work(struct tg3 *tp)
 567 {
 568         struct tg3_hw_status *sblk = tp->hw_status;
 569         unsigned int work_exists = 0;
 570
 571         /* check for phy events */
 572         if (!(tp->tg3_flags &
 573               (TG3_FLAG_USE_LINKCHG_REG |
 574                TG3_FLAG_POLL_SERDES))) {
 575                 if (sblk->status & SD_STATUS_LINK_CHG)
 576                         work_exists = 1;
 577         }
 578         /* check for RX/TX work to do */
 579         if (sblk->idx[0].tx_consumer != tp->tx_cons ||
 580             sblk->idx[0].rx_producer != tp->rx_rcb_ptr)
 581                 work_exists = 1;
 582
 583         return work_exists;
 584 }
 585
 586 /* tg3_restart_ints
 587  *  similar to tg3_enable_ints, but it accurately determines whether there
 588  *  is new work pending and can return without flushing the PIO write
 589  *  which reenables interrupts
 590  */
 591 static void tg3_restart_ints(struct tg3 *tp)
 592 {
 593         tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
 594                      tp->last_tag << 24);
 595         mmiowb();
 596
 597         /* When doing tagged status, this work check is unnecessary.
 598          * The last_tag we write above tells the chip which piece of
 599          * work we've completed.
 600          */
 601         if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) &&
 602             tg3_has_work(tp))
 603                 tw32(HOSTCC_MODE, tp->coalesce_mode |
 604                      (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
 605 }
 606
 607 static inline void tg3_netif_stop(struct tg3 *tp)
 608 {
 609         tp->dev->trans_start = jiffies; /* prevent tx timeout */
 610         netif_poll_disable(tp->dev);
 611         netif_tx_disable(tp->dev);
 612 }
 613
 614 static inline void tg3_netif_start(struct tg3 *tp)
 615 {
 616         netif_wake_queue(tp->dev);
 617         /* NOTE: unconditional netif_wake_queue is only appropriate
 618          * so long as all callers are assured to have free tx slots
 619          * (such as after tg3_init_hw)
 620          */
 621         netif_poll_enable(tp->dev);
 622         tp->hw_status->status |= SD_STATUS_UPDATED;
 623         tg3_enable_ints(tp);
 624 }
 625
 626 static void tg3_switch_clocks(struct tg3 *tp)
 627 {
 628         u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);
 629         u32 orig_clock_ctrl;
 630
 631         if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
 632                 return;
 633
 634         orig_clock_ctrl = clock_ctrl;
 635         clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN |
 636                        CLOCK_CTRL_CLKRUN_OENABLE |
 637                        0x1f);
 638         tp->pci_clock_ctrl = clock_ctrl;
 639
 640         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
 641                 if (orig_clock_ctrl & CLOCK_CTRL_625_CORE) {
 642                         tw32_wait_f(TG3PCI_CLOCK_CTRL,
 643                                     clock_ctrl | CLOCK_CTRL_625_CORE, 40);
 644                 }
 645         } else if ((orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE) != 0) {
 646                 tw32_wait_f(TG3PCI_CLOCK_CTRL,
 647                             clock_ctrl |
 648                             (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK),
 649                             40);
 650                 tw32_wait_f(TG3PCI_CLOCK_CTRL,
 651                             clock_ctrl | (CLOCK_CTRL_ALTCLK),
 652                             40);
 653         }
 654         tw32_wait_f(TG3PCI_CLOCK_CTRL, clock_ctrl, 40);
 655 }
 656
 657 #define PHY_BUSY_LOOPS  5000
 658
 659 static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
 660 {
 661         u32 frame_val;
 662         unsigned int loops;
 663         int ret;
 664
 665         if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
 666                 tw32_f(MAC_MI_MODE,
 667                      (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
 668                 udelay(80);
 669         }
 670
 671         *val = 0x0;
 672
 673         frame_val  = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
 674                       MI_COM_PHY_ADDR_MASK);
 675         frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
 676                       MI_COM_REG_ADDR_MASK);
 677         frame_val |= (MI_COM_CMD_READ | MI_COM_START);
 678
 679         tw32_f(MAC_MI_COM, frame_val);
 680
 681         loops = PHY_BUSY_LOOPS;
 682         while (loops != 0) {
 683                 udelay(10);
 684                 frame_val = tr32(MAC_MI_COM);
 685
 686                 if ((frame_val & MI_COM_BUSY) == 0) {
 687                         udelay(5);
 688                         frame_val = tr32(MAC_MI_COM);
 689                         break;
 690                 }
 691                 loops -= 1;
 692         }
 693
 694         ret = -EBUSY;
 695         if (loops != 0) {
 696                 *val = frame_val & MI_COM_DATA_MASK;
 697                 ret = 0;
 698         }
 699
 700         if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
 701                 tw32_f(MAC_MI_MODE, tp->mi_mode);
 702                 udelay(80);
 703         }
 704
 705         return ret;
 706 }
 707
 708 static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
 709 {
 710         u32 frame_val;
 711         unsigned int loops;
 712         int ret;
 713
 714         if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
 715                 tw32_f(MAC_MI_MODE,
 716                      (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL));
 717                 udelay(80);
 718         }
 719
 720         frame_val  = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
 721                       MI_COM_PHY_ADDR_MASK);
 722         frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
 723                       MI_COM_REG_ADDR_MASK);
 724         frame_val |= (val & MI_COM_DATA_MASK);
 725         frame_val |= (MI_COM_CMD_WRITE | MI_COM_START);
 726
 727         tw32_f(MAC_MI_COM, frame_val);
 728
 729         loops = PHY_BUSY_LOOPS;
 730         while (loops != 0) {
 731                 udelay(10);
 732                 frame_val = tr32(MAC_MI_COM);
 733                 if ((frame_val & MI_COM_BUSY) == 0) {
 734                         udelay(5);
 735                         frame_val = tr32(MAC_MI_COM);
 736                         break;
 737                 }
 738                 loops -= 1;
 739         }
 740
 741         ret = -EBUSY;
 742         if (loops != 0)
 743                 ret = 0;
 744
 745         if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) {
 746                 tw32_f(MAC_MI_MODE, tp->mi_mode);
 747                 udelay(80);
 748         }
 749
 750         return ret;
 751 }
 752
 753 static void tg3_phy_set_wirespeed(struct tg3 *tp)
 754 {
 755         u32 val;
 756
 757         if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
 758                 return;
 759
 760         if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) &&
 761             !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val))
 762                 tg3_writephy(tp, MII_TG3_AUX_CTRL,
 763                              (val | (1 << 15) | (1 << 4)));
 764 }
 765
 766 static int tg3_bmcr_reset(struct tg3 *tp)
 767 {
 768         u32 phy_control;
 769         int limit, err;
 770
 771         /* OK, reset it, and poll the BMCR_RESET bit until it
 772          * clears or we time out.
 773          */
 774         phy_control = BMCR_RESET;
 775         err = tg3_writephy(tp, MII_BMCR, phy_control);
 776         if (err != 0)
 777                 return -EBUSY;
 778
 779         limit = 5000;
 780         while (limit--) {
 781                 err = tg3_readphy(tp, MII_BMCR, &phy_control);
 782                 if (err != 0)
 783                         return -EBUSY;
 784
 785                 if ((phy_control & BMCR_RESET) == 0) {
 786                         udelay(40);
 787                         break;
 788                 }
 789                 udelay(10);
 790         }
 791         if (limit <= 0)
 792                 return -EBUSY;
 793
 794         return 0;
 795 }
 796
 797 static int tg3_wait_macro_done(struct tg3 *tp)
 798 {
 799         int limit = 100;
 800
 801         while (limit--) {
 802                 u32 tmp32;
 803
 804                 if (!tg3_readphy(tp, 0x16, &tmp32)) {
 805                         if ((tmp32 & 0x1000) == 0)
 806                                 break;
 807                 }
 808         }
 809         if (limit <= 0)
 810                 return -EBUSY;
 811
 812         return 0;
 813 }
 814
 815 static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
 816 {
 817         static const u32 test_pat[4][6] = {
 818         { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 },
 819         { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 },
 820         { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 },
 821         { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 }
 822         };
 823         int chan;
 824
 825         for (chan = 0; chan < 4; chan++) {
 826                 int i;
 827
 828                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
 829                              (chan * 0x2000) | 0x0200);
 830                 tg3_writephy(tp, 0x16, 0x0002);
 831
 832                 for (i = 0; i < 6; i++)
 833                         tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
 834                                      test_pat[chan][i]);
 835
 836                 tg3_writephy(tp, 0x16, 0x0202);
 837                 if (tg3_wait_macro_done(tp)) {
 838                         *resetp = 1;
 839                         return -EBUSY;
 840                 }
 841
 842                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
 843                              (chan * 0x2000) | 0x0200);
 844                 tg3_writephy(tp, 0x16, 0x0082);
 845                 if (tg3_wait_macro_done(tp)) {
 846                         *resetp = 1;
 847                         return -EBUSY;
 848                 }
 849
 850                 tg3_writephy(tp, 0x16, 0x0802);
 851                 if (tg3_wait_macro_done(tp)) {
 852                         *resetp = 1;
 853                         return -EBUSY;
 854                 }
 855
 856                 for (i = 0; i < 6; i += 2) {
 857                         u32 low, high;
 858
 859                         if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) ||
 860                             tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) ||
 861                             tg3_wait_macro_done(tp)) {
 862                                 *resetp = 1;
 863                                 return -EBUSY;
 864                         }
 865                         low &= 0x7fff;
 866                         high &= 0x000f;
 867                         if (low != test_pat[chan][i] ||
 868                             high != test_pat[chan][i+1]) {
 869                                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b);
 870                                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001);
 871                                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005);
 872
 873                                 return -EBUSY;
 874                         }
 875                 }
 876         }
 877
 878         return 0;
 879 }
 880
 881 static int tg3_phy_reset_chanpat(struct tg3 *tp)
 882 {
 883         int chan;
 884
 885         for (chan = 0; chan < 4; chan++) {
 886                 int i;
 887
 888                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
 889                              (chan * 0x2000) | 0x0200);
 890                 tg3_writephy(tp, 0x16, 0x0002);
 891                 for (i = 0; i < 6; i++)
 892                         tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
 893                 tg3_writephy(tp, 0x16, 0x0202);
 894                 if (tg3_wait_macro_done(tp))
 895                         return -EBUSY;
 896         }
 897
 898         return 0;
 899 }
 900
 901 static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
 902 {
 903         u32 reg32, phy9_orig;
 904         int retries, do_phy_reset, err;
 905
 906         retries = 10;
 907         do_phy_reset = 1;
 908         do {
 909                 if (do_phy_reset) {
 910                         err = tg3_bmcr_reset(tp);
 911                         if (err)
 912                                 return err;
 913                         do_phy_reset = 0;
 914                 }
 915
 916                 /* Disable transmitter and interrupt.  */
 917                 if (tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32))
 918                         continue;
 919
 920                 reg32 |= 0x3000;
 921                 tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
 922
 923                 /* Set full-duplex, 1000 mbps.  */
 924                 tg3_writephy(tp, MII_BMCR,
 925                              BMCR_FULLDPLX | TG3_BMCR_SPEED1000);
 926
 927                 /* Set to master mode.  */
 928                 if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig))
 929                         continue;
 930
 931                 tg3_writephy(tp, MII_TG3_CTRL,
 932                              (MII_TG3_CTRL_AS_MASTER |
 933                               MII_TG3_CTRL_ENABLE_AS_MASTER));
 934
 935                 /* Enable SM_DSP_CLOCK and 6dB.  */
 936                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
 937
 938                 /* Block the PHY control access.  */
 939                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
 940                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);
 941
 942                 err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
 943                 if (!err)
 944                         break;
 945         } while (--retries);
 946
 947         err = tg3_phy_reset_chanpat(tp);
 948         if (err)
 949                 return err;
 950
 951         tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
 952         tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);
 953
 954         tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
 955         tg3_writephy(tp, 0x16, 0x0000);
 956
 957         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
 958             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
 959                 /* Set Extended packet length bit for jumbo frames */
 960                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4400);
 961         }
 962         else {
 963                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
 964         }
 965
 966         tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);
 967
 968         if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32)) {
 969                 reg32 &= ~0x3000;
 970                 tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);
 971         } else if (!err)
 972                 err = -EBUSY;
 973
 974         return err;
 975 }
 976
 977 static void tg3_link_report(struct tg3 *);
 978
 979 /* This will reset the tigon3 PHY if there is no valid
 980  * link unless the FORCE argument is non-zero.
 981  */
 982 static int tg3_phy_reset(struct tg3 *tp)
 983 {
 984         u32 phy_status;
 985         int err;
 986
 987         err  = tg3_readphy(tp, MII_BMSR, &phy_status);
 988         err |= tg3_readphy(tp, MII_BMSR, &phy_status);
 989         if (err != 0)
 990                 return -EBUSY;
 991
 992         if (netif_running(tp->dev) && netif_carrier_ok(tp->dev)) {
 993                 netif_carrier_off(tp->dev);
 994                 tg3_link_report(tp);
 995         }
 996
 997         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
 998             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
 999             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
1000                 err = tg3_phy_reset_5703_4_5(tp);
1001                 if (err)
1002                         return err;
1003                 goto out;
1004         }
1005
1006         err = tg3_bmcr_reset(tp);
1007         if (err)
1008                 return err;
1009
1010 out:
1011         if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) {
1012                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
1013                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
1014                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
1015                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
1016                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323);
1017                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
1018         }
1019         if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
1020                 tg3_writephy(tp, 0x1c, 0x8d68);
1021                 tg3_writephy(tp, 0x1c, 0x8d68);
1022         }
1023         if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
1024                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
1025                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
1026                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b);
1027                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
1028                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506);
1029                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f);
1030                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
1031                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
1032         }
1033         else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) {
1034                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
1035                 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
1036                 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b);
1037                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
1038         }
1039         /* Set Extended packet length bit (bit 14) on all chips that */
1040         /* support jumbo frames */
1041         if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
1042                 /* Cannot do read-modify-write on 5401 */
1043                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
1044         } else if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
1045                 u32 phy_reg;
1046
1047                 /* Set bit 14 with read-modify-write to preserve other bits */
1048                 if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) &&
1049                     !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg))
1050                         tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000);
1051         }
1052
1053         /* Set phy register 0x10 bit 0 to high fifo elasticity to support
1054          * jumbo frames transmission.
1055          */
1056         if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) {
1057                 u32 phy_reg;
1058
1059                 if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg))
1060                     tg3_writephy(tp, MII_TG3_EXT_CTRL,
1061                                  phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC);
1062         }
1063
1064         tg3_phy_set_wirespeed(tp);
1065         return 0;
1066 }
1067
1068 static void tg3_frob_aux_power(struct tg3 *tp)
1069 {
1070         struct tg3 *tp_peer = tp;
1071
1072         if ((tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) != 0)
1073                 return;
1074
1075         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
1076             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) {
1077                 struct net_device *dev_peer;
1078
1079                 dev_peer = pci_get_drvdata(tp->pdev_peer);
1080                 /* remove_one() may have been run on the peer. */
1081                 if (!dev_peer)
1082                         tp_peer = tp;
1083                 else
1084                         tp_peer = netdev_priv(dev_peer);
1085         }
1086
1087         if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
1088             (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0 ||
1089             (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
1090             (tp_peer->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
1091                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1092                     GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1093                         tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1094                                     (GRC_LCLCTRL_GPIO_OE0 |
1095                                      GRC_LCLCTRL_GPIO_OE1 |
1096                                      GRC_LCLCTRL_GPIO_OE2 |
1097                                      GRC_LCLCTRL_GPIO_OUTPUT0 |
1098                                      GRC_LCLCTRL_GPIO_OUTPUT1),
1099                                     100);
1100                 } else {
1101                         u32 no_gpio2;
1102                         u32 grc_local_ctrl = 0;
1103
1104                         if (tp_peer != tp &&
1105                             (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
1106                                 return;
1107
1108                         /* Workaround to prevent overdrawing Amps. */
1109                         if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
1110                             ASIC_REV_5714) {
1111                                 grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
1112                                 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1113                                             grc_local_ctrl, 100);
1114                         }
1115
1116                         /* On 5753 and variants, GPIO2 cannot be used. */
1117                         no_gpio2 = tp->nic_sram_data_cfg &
1118                                     NIC_SRAM_DATA_CFG_NO_GPIO2;
1119
1120                         grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE0 |
1121                                          GRC_LCLCTRL_GPIO_OE1 |
1122                                          GRC_LCLCTRL_GPIO_OE2 |
1123                                          GRC_LCLCTRL_GPIO_OUTPUT1 |
1124                                          GRC_LCLCTRL_GPIO_OUTPUT2;
1125                         if (no_gpio2) {
1126                                 grc_local_ctrl &= ~(GRC_LCLCTRL_GPIO_OE2 |
1127                                                     GRC_LCLCTRL_GPIO_OUTPUT2);
1128                         }
1129                         tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1130                                                     grc_local_ctrl, 100);
1131
1132                         grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT0;
1133
1134                         tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1135                                                     grc_local_ctrl, 100);
1136
1137                         if (!no_gpio2) {
1138                                 grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT2;
1139                                 tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1140                                             grc_local_ctrl, 100);
1141                         }
1142                 }
1143         } else {
1144                 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
1145                     GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
1146                         if (tp_peer != tp &&
1147                             (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0)
1148                                 return;
1149
1150                         tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1151                                     (GRC_LCLCTRL_GPIO_OE1 |
1152                                      GRC_LCLCTRL_GPIO_OUTPUT1), 100);
1153
1154                         tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1155                                     GRC_LCLCTRL_GPIO_OE1, 100);
1156
1157                         tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl |
1158                                     (GRC_LCLCTRL_GPIO_OE1 |
1159                                      GRC_LCLCTRL_GPIO_OUTPUT1), 100);
1160                 }
1161         }
1162 }
1163
1164 static int tg3_setup_phy(struct tg3 *, int);
1165
1166 #define RESET_KIND_SHUTDOWN     0
1167 #define RESET_KIND_INIT         1
1168 #define RESET_KIND_SUSPEND      2
1169
1170 static void tg3_write_sig_post_reset(struct tg3 *, int);
1171 static int tg3_halt_cpu(struct tg3 *, u32);
1172 static int tg3_nvram_lock(struct tg3 *);
1173 static void tg3_nvram_unlock(struct tg3 *);
1174
1175 static void tg3_power_down_phy(struct tg3 *tp)
1176 {
1177         /* The PHY should not be powered down on some chips because
1178          * of bugs.
1179          */
1180         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1181             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
1182             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 &&
1183              (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)))
1184                 return;
1185         tg3_writephy(tp, MII_BMCR, BMCR_PDOWN);
1186 }
1187
1188 static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
1189 {
1190         u32 misc_host_ctrl;
1191         u16 power_control, power_caps;
1192         int pm = tp->pm_cap;
1193
1194         /* Make sure register accesses (indirect or otherwise)
1195          * will function correctly.
1196          */
1197         pci_write_config_dword(tp->pdev,
1198                                TG3PCI_MISC_HOST_CTRL,
1199                                tp->misc_host_ctrl);
1200
1201         pci_read_config_word(tp->pdev,
1202                              pm + PCI_PM_CTRL,
1203                              &power_control);
1204         power_control |= PCI_PM_CTRL_PME_STATUS;
1205         power_control &= ~(PCI_PM_CTRL_STATE_MASK);
1206         switch (state) {
1207         case PCI_D0:
1208                 power_control |= 0;
1209                 pci_write_config_word(tp->pdev,
1210                                       pm + PCI_PM_CTRL,
1211                                       power_control);
1212                 udelay(100);    /* Delay after power state change */
1213
1214                 /* Switch out of Vaux if it is not a LOM */
1215                 if (!(tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
1216                         tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl, 100);
1217
1218                 return 0;
1219
1220         case PCI_D1:
1221                 power_control |= 1;
1222                 break;
1223
1224         case PCI_D2:
1225                 power_control |= 2;
1226                 break;
1227
1228         case PCI_D3hot:
1229                 power_control |= 3;
1230                 break;
1231
1232         default:
1233                 printk(KERN_WARNING PFX "%s: Invalid power state (%d) "
1234                        "requested.\n",
1235                        tp->dev->name, state);
1236                 return -EINVAL;
1237         };
1238
1239         power_control |= PCI_PM_CTRL_PME_ENABLE;
1240
1241         misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL);
1242         tw32(TG3PCI_MISC_HOST_CTRL,
1243              misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT);
1244
1245         if (tp->link_config.phy_is_low_power == 0) {
1246                 tp->link_config.phy_is_low_power = 1;
1247                 tp->link_config.orig_speed = tp->link_config.speed;
1248                 tp->link_config.orig_duplex = tp->link_config.duplex;
1249                 tp->link_config.orig_autoneg = tp->link_config.autoneg;
1250         }
1251
1252         if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
1253                 tp->link_config.speed = SPEED_10;
1254                 tp->link_config.duplex = DUPLEX_HALF;
1255                 tp->link_config.autoneg = AUTONEG_ENABLE;
1256                 tg3_setup_phy(tp, 0);
1257         }
1258
1259         if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
1260                 int i;
1261                 u32 val;
1262
1263                 for (i = 0; i < 200; i++) {
1264                         tg3_read_mem(tp, NIC_SRAM_FW_ASF_STATUS_MBOX, &val);
1265                         if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
1266                                 break;
1267                         msleep(1);
1268                 }
1269         }
1270         tg3_write_mem(tp, NIC_SRAM_WOL_MBOX, WOL_SIGNATURE |
1271                                              WOL_DRV_STATE_SHUTDOWN |
1272                                              WOL_DRV_WOL | WOL_SET_MAGIC_PKT);
1273
1274         pci_read_config_word(tp->pdev, pm + PCI_PM_PMC, &power_caps);
1275
1276         if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) {
1277                 u32 mac_mode;
1278
1279                 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
1280                         tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a);
1281                         udelay(40);
1282
1283                         mac_mode = MAC_MODE_PORT_MODE_MII;
1284
1285                         if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 ||
1286                             !(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB))
1287                                 mac_mode |= MAC_MODE_LINK_POLARITY;
1288                 } else {
1289                         mac_mode = MAC_MODE_PORT_MODE_TBI;
1290                 }
1291
1292                 if (!(tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
1293                         tw32(MAC_LED_CTRL, tp->led_ctrl);
1294
1295                 if (((power_caps & PCI_PM_CAP_PME_D3cold) &&
1296                      (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)))
1297                         mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE;
1298
1299                 tw32_f(MAC_MODE, mac_mode);
1300                 udelay(100);
1301
1302                 tw32_f(MAC_RX_MODE, RX_MODE_ENABLE);
1303                 udelay(10);
1304         }
1305
1306         if (!(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) &&
1307             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1308              GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
1309                 u32 base_val;
1310
1311                 base_val = tp->pci_clock_ctrl;
1312                 base_val |= (CLOCK_CTRL_RXCLK_DISABLE |
1313                              CLOCK_CTRL_TXCLK_DISABLE);
1314
1315                 tw32_wait_f(TG3PCI_CLOCK_CTRL, base_val | CLOCK_CTRL_ALTCLK |
1316                             CLOCK_CTRL_PWRDOWN_PLL133, 40);
1317         } else if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
1318                 /* do nothing */
1319         } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
1320                      (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) {
1321                 u32 newbits1, newbits2;
1322
1323                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1324                     GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1325                         newbits1 = (CLOCK_CTRL_RXCLK_DISABLE |
1326                                     CLOCK_CTRL_TXCLK_DISABLE |
1327                                     CLOCK_CTRL_ALTCLK);
1328                         newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
1329                 } else if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
1330                         newbits1 = CLOCK_CTRL_625_CORE;
1331                         newbits2 = newbits1 | CLOCK_CTRL_ALTCLK;
1332                 } else {
1333                         newbits1 = CLOCK_CTRL_ALTCLK;
1334                         newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE;
1335                 }
1336
1337                 tw32_wait_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits1,
1338                             40);
1339
1340                 tw32_wait_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits2,
1341                             40);
1342
1343                 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
1344                         u32 newbits3;
1345
1346                         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1347                             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1348                                 newbits3 = (CLOCK_CTRL_RXCLK_DISABLE |
1349                                             CLOCK_CTRL_TXCLK_DISABLE |
1350                                             CLOCK_CTRL_44MHZ_CORE);
1351                         } else {
1352                                 newbits3 = CLOCK_CTRL_44MHZ_CORE;
1353                         }
1354
1355                         tw32_wait_f(TG3PCI_CLOCK_CTRL,
1356                                     tp->pci_clock_ctrl | newbits3, 40);
1357                 }
1358         }
1359
1360         if (!(tp->tg3_flags & TG3_FLAG_WOL_ENABLE) &&
1361             !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
1362                 /* Turn off the PHY */
1363                 if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
1364                         tg3_writephy(tp, MII_TG3_EXT_CTRL,
1365                                      MII_TG3_EXT_CTRL_FORCE_LED_OFF);
1366                         tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2);
1367                         tg3_power_down_phy(tp);
1368                 }
1369         }
1370
1371         tg3_frob_aux_power(tp);
1372
1373         /* Workaround for unstable PLL clock */
1374         if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
1375             (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
1376                 u32 val = tr32(0x7d00);
1377
1378                 val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
1379                 tw32(0x7d00, val);
1380                 if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
1381                         int err;
1382
1383                         err = tg3_nvram_lock(tp);
1384                         tg3_halt_cpu(tp, RX_CPU_BASE);
1385                         if (!err)
1386                                 tg3_nvram_unlock(tp);
1387                 }
1388         }
1389
1390         tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
1391
1392         /* Finally, set the new power state. */
1393         pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);
1394         udelay(100);    /* Delay after power state change */
1395
1396         return 0;
1397 }
1398
1399 static void tg3_link_report(struct tg3 *tp)
1400 {
1401         if (!netif_carrier_ok(tp->dev)) {
1402                 printk(KERN_INFO PFX "%s: Link is down.\n", tp->dev->name);
1403         } else {
1404                 printk(KERN_INFO PFX "%s: Link is up at %d Mbps, %s duplex.\n",
1405                        tp->dev->name,
1406                        (tp->link_config.active_speed == SPEED_1000 ?
1407                         1000 :
1408                         (tp->link_config.active_speed == SPEED_100 ?
1409                          100 : 10)),
1410                        (tp->link_config.active_duplex == DUPLEX_FULL ?
1411                         "full" : "half"));
1412
1413                 printk(KERN_INFO PFX "%s: Flow control is %s for TX and "
1414                        "%s for RX.\n",
1415                        tp->dev->name,
1416                        (tp->tg3_flags & TG3_FLAG_TX_PAUSE) ? "on" : "off",
1417                        (tp->tg3_flags & TG3_FLAG_RX_PAUSE) ? "on" : "off");
1418         }
1419 }
1420
1421 static void tg3_setup_flow_control(struct tg3 *tp, u32 local_adv, u32 remote_adv)
1422 {
1423         u32 new_tg3_flags = 0;
1424         u32 old_rx_mode = tp->rx_mode;
1425         u32 old_tx_mode = tp->tx_mode;
1426
1427         if (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) {
1428
1429                 /* Convert 1000BaseX flow control bits to 1000BaseT
1430                  * bits before resolving flow control.
1431                  */
1432                 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
1433                         local_adv &= ~(ADVERTISE_PAUSE_CAP |
1434                                        ADVERTISE_PAUSE_ASYM);
1435                         remote_adv &= ~(LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
1436
1437                         if (local_adv & ADVERTISE_1000XPAUSE)
1438                                 local_adv |= ADVERTISE_PAUSE_CAP;
1439                         if (local_adv & ADVERTISE_1000XPSE_ASYM)
1440                                 local_adv |= ADVERTISE_PAUSE_ASYM;
1441                         if (remote_adv & LPA_1000XPAUSE)
1442                                 remote_adv |= LPA_PAUSE_CAP;
1443                         if (remote_adv & LPA_1000XPAUSE_ASYM)
1444                                 remote_adv |= LPA_PAUSE_ASYM;
1445                 }
1446
1447                 if (local_adv & ADVERTISE_PAUSE_CAP) {
1448                         if (local_adv & ADVERTISE_PAUSE_ASYM) {
1449                                 if (remote_adv & LPA_PAUSE_CAP)
1450                                         new_tg3_flags |=
1451                                                 (TG3_FLAG_RX_PAUSE |
1452                                                 TG3_FLAG_TX_PAUSE);
1453                                 else if (remote_adv & LPA_PAUSE_ASYM)
1454                                         new_tg3_flags |=
1455                                                 (TG3_FLAG_RX_PAUSE);
1456                         } else {
1457                                 if (remote_adv & LPA_PAUSE_CAP)
1458                                         new_tg3_flags |=
1459                                                 (TG3_FLAG_RX_PAUSE |
1460                                                 TG3_FLAG_TX_PAUSE);
1461                         }
1462                 } else if (local_adv & ADVERTISE_PAUSE_ASYM) {
1463                         if ((remote_adv & LPA_PAUSE_CAP) &&
1464                         (remote_adv & LPA_PAUSE_ASYM))
1465                                 new_tg3_flags |= TG3_FLAG_TX_PAUSE;
1466                 }
1467
1468                 tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE);
1469                 tp->tg3_flags |= new_tg3_flags;
1470         } else {
1471                 new_tg3_flags = tp->tg3_flags;
1472         }
1473
1474         if (new_tg3_flags & TG3_FLAG_RX_PAUSE)
1475                 tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
1476         else
1477                 tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;
1478
1479         if (old_rx_mode != tp->rx_mode) {
1480                 tw32_f(MAC_RX_MODE, tp->rx_mode);
1481         }
1482
1483         if (new_tg3_flags & TG3_FLAG_TX_PAUSE)
1484                 tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
1485         else
1486                 tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
1487
1488         if (old_tx_mode != tp->tx_mode) {
1489                 tw32_f(MAC_TX_MODE, tp->tx_mode);
1490         }
1491 }
1492
1493 static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex)
1494 {
1495         switch (val & MII_TG3_AUX_STAT_SPDMASK) {
1496         case MII_TG3_AUX_STAT_10HALF:
1497                 *speed = SPEED_10;
1498                 *duplex = DUPLEX_HALF;
1499                 break;
1500
1501         case MII_TG3_AUX_STAT_10FULL:
1502                 *speed = SPEED_10;
1503                 *duplex = DUPLEX_FULL;
1504                 break;
1505
1506         case MII_TG3_AUX_STAT_100HALF:
1507                 *speed = SPEED_100;
1508                 *duplex = DUPLEX_HALF;
1509                 break;
1510
1511         case MII_TG3_AUX_STAT_100FULL:
1512                 *speed = SPEED_100;
1513                 *duplex = DUPLEX_FULL;
1514                 break;
1515
1516         case MII_TG3_AUX_STAT_1000HALF:
1517                 *speed = SPEED_1000;
1518                 *duplex = DUPLEX_HALF;
1519                 break;
1520
1521         case MII_TG3_AUX_STAT_1000FULL:
1522                 *speed = SPEED_1000;
1523                 *duplex = DUPLEX_FULL;
1524                 break;
1525
1526         default:
1527                 *speed = SPEED_INVALID;
1528                 *duplex = DUPLEX_INVALID;
1529                 break;
1530         };
1531 }
1532
1533 static void tg3_phy_copper_begin(struct tg3 *tp)
1534 {
1535         u32 new_adv;
1536         int i;
1537
1538         if (tp->link_config.phy_is_low_power) {
1539                 /* Entering low power mode.  Disable gigabit and
1540                  * 100baseT advertisements.
1541                  */
1542                 tg3_writephy(tp, MII_TG3_CTRL, 0);
1543
1544                 new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL |
1545                            ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
1546                 if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)
1547                         new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL);
1548
1549                 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1550         } else if (tp->link_config.speed == SPEED_INVALID) {
1551                 tp->link_config.advertising =
1552                         (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
1553                          ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
1554                          ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
1555                          ADVERTISED_Autoneg | ADVERTISED_MII);
1556
1557                 if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
1558                         tp->link_config.advertising &=
1559                                 ~(ADVERTISED_1000baseT_Half |
1560                                   ADVERTISED_1000baseT_Full);
1561
1562                 new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
1563                 if (tp->link_config.advertising & ADVERTISED_10baseT_Half)
1564                         new_adv |= ADVERTISE_10HALF;
1565                 if (tp->link_config.advertising & ADVERTISED_10baseT_Full)
1566                         new_adv |= ADVERTISE_10FULL;
1567                 if (tp->link_config.advertising & ADVERTISED_100baseT_Half)
1568                         new_adv |= ADVERTISE_100HALF;
1569                 if (tp->link_config.advertising & ADVERTISED_100baseT_Full)
1570                         new_adv |= ADVERTISE_100FULL;
1571                 tg3_writephy(tp, MII_ADVERTISE, new_adv);
1572
1573                 if (tp->link_config.advertising &
1574                     (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
1575                         new_adv = 0;
1576                         if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
1577                                 new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
1578                         if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
1579                                 new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
1580                         if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
1581                             (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
1582                              tp->pci_chip_rev_id == CHIPREV_ID_5701_B0))
1583                                 new_adv |= (MII_TG3_CTRL_AS_MASTER |
1584                                             MII_TG3_CTRL_ENABLE_AS_MASTER);
1585                         tg3_writephy(tp, MII_TG3_CTRL, new_adv);
1586                 } else {
1587                         tg3_writephy(tp, MII_TG3_CTRL, 0);
1588                 }
1589         } else {
1590                 /* Asking for a specific link mode. */
1591                 if (tp->link_config.speed == SPEED_1000) {
1592                         new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
1593                         tg3_writephy(tp, MII_ADVERTISE, new_adv);
1594
1595                         if (tp->link_config.duplex == DUPLEX_FULL)
1596                                 new_adv = MII_TG3_CTRL_ADV_1000_FULL;
1597                         else
1598                                 new_adv = MII_TG3_CTRL_ADV_1000_HALF;
1599                         if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
1600                             tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
1601                                 new_adv |= (MII_TG3_CTRL_AS_MASTER |
1602                                             MII_TG3_CTRL_ENABLE_AS_MASTER);
1603                         tg3_writephy(tp, MII_TG3_CTRL, new_adv);
1604                 } else {
1605                         tg3_writephy(tp, MII_TG3_CTRL, 0);
1606
1607                         new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP;
1608                         if (tp->link_config.speed == SPEED_100) {
1609                                 if (tp->link_config.duplex == DUPLEX_FULL)
1610                                         new_adv |= ADVERTISE_100FULL;
1611                                 else
1612                                         new_adv |= ADVERTISE_100HALF;
1613                         } else {
1614                                 if (tp->link_config.duplex == DUPLEX_FULL)
1615                                         new_adv |= ADVERTISE_10FULL;
1616                                 else
1617                                         new_adv |= ADVERTISE_10HALF;
1618                         }
1619                         tg3_writephy(tp, MII_ADVERTISE, new_adv);
1620                 }
1621         }
1622
1623         if (tp->link_config.autoneg == AUTONEG_DISABLE &&
1624             tp->link_config.speed != SPEED_INVALID) {
1625                 u32 bmcr, orig_bmcr;
1626
1627                 tp->link_config.active_speed = tp->link_config.speed;
1628                 tp->link_config.active_duplex = tp->link_config.duplex;
1629
1630                 bmcr = 0;
1631                 switch (tp->link_config.speed) {
1632                 default:
1633                 case SPEED_10:
1634                         break;
1635
1636                 case SPEED_100:
1637                         bmcr |= BMCR_SPEED100;
1638                         break;
1639
1640                 case SPEED_1000:
1641                         bmcr |= TG3_BMCR_SPEED1000;
1642                         break;
1643                 };
1644
1645                 if (tp->link_config.duplex == DUPLEX_FULL)
1646                         bmcr |= BMCR_FULLDPLX;
1647
1648                 if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) &&
1649                     (bmcr != orig_bmcr)) {
1650                         tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK);
1651                         for (i = 0; i < 1500; i++) {
1652                                 u32 tmp;
1653
1654                                 udelay(10);
1655                                 if (tg3_readphy(tp, MII_BMSR, &tmp) ||
1656                                     tg3_readphy(tp, MII_BMSR, &tmp))
1657                                         continue;
1658                                 if (!(tmp & BMSR_LSTATUS)) {
1659                                         udelay(40);
1660                                         break;
1661                                 }
1662                         }
1663                         tg3_writephy(tp, MII_BMCR, bmcr);
1664                         udelay(40);
1665                 }
1666         } else {
1667                 tg3_writephy(tp, MII_BMCR,
1668                              BMCR_ANENABLE | BMCR_ANRESTART);
1669         }
1670 }
1671
1672 static int tg3_init_5401phy_dsp(struct tg3 *tp)
1673 {
1674         int err;
1675
1676         /* Turn off tap power management. */
1677         /* Set Extended packet length bit */
1678         err  = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
1679
1680         err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
1681         err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
1682
1683         err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
1684         err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
1685
1686         err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
1687         err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
1688
1689         err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
1690         err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
1691
1692         err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
1693         err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
1694
1695         udelay(40);
1696
1697         return err;
1698 }
1699
1700 static int tg3_copper_is_advertising_all(struct tg3 *tp)
1701 {
1702         u32 adv_reg, all_mask;
1703
1704         if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg))
1705                 return 0;
1706
1707         all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL |
1708                     ADVERTISE_100HALF | ADVERTISE_100FULL);
1709         if ((adv_reg & all_mask) != all_mask)
1710                 return 0;
1711         if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
1712                 u32 tg3_ctrl;
1713
1714                 if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl))
1715                         return 0;
1716
1717                 all_mask = (MII_TG3_CTRL_ADV_1000_HALF |
1718                             MII_TG3_CTRL_ADV_1000_FULL);
1719                 if ((tg3_ctrl & all_mask) != all_mask)
1720                         return 0;
1721         }
1722         return 1;
1723 }
1724
1725 static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
1726 {
1727         int current_link_up;
1728         u32 bmsr, dummy;
1729         u16 current_speed;
1730         u8 current_duplex;
1731         int i, err;
1732
1733         tw32(MAC_EVENT, 0);
1734
1735         tw32_f(MAC_STATUS,
1736              (MAC_STATUS_SYNC_CHANGED |
1737               MAC_STATUS_CFG_CHANGED |
1738               MAC_STATUS_MI_COMPLETION |
1739               MAC_STATUS_LNKSTATE_CHANGED));
1740         udelay(40);
1741
1742         tp->mi_mode = MAC_MI_MODE_BASE;
1743         tw32_f(MAC_MI_MODE, tp->mi_mode);
1744         udelay(80);
1745
1746         tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);
1747
1748         /* Some third-party PHYs need to be reset on link going
1749          * down.
1750          */
1751         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
1752              GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
1753              GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
1754             netif_carrier_ok(tp->dev)) {
1755                 tg3_readphy(tp, MII_BMSR, &bmsr);
1756                 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
1757                     !(bmsr & BMSR_LSTATUS))
1758                         force_reset = 1;
1759         }
1760         if (force_reset)
1761                 tg3_phy_reset(tp);
1762
1763         if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
1764                 tg3_readphy(tp, MII_BMSR, &bmsr);
1765                 if (tg3_readphy(tp, MII_BMSR, &bmsr) ||
1766                     !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
1767                         bmsr = 0;
1768
1769                 if (!(bmsr & BMSR_LSTATUS)) {
1770                         err = tg3_init_5401phy_dsp(tp);
1771                         if (err)
1772                                 return err;
1773
1774                         tg3_readphy(tp, MII_BMSR, &bmsr);
1775                         for (i = 0; i < 1000; i++) {
1776                                 udelay(10);
1777                                 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
1778                                     (bmsr & BMSR_LSTATUS)) {
1779                                         udelay(40);
1780                                         break;
1781                                 }
1782                         }
1783
1784                         if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
1785                             !(bmsr & BMSR_LSTATUS) &&
1786                             tp->link_config.active_speed == SPEED_1000) {
1787                                 err = tg3_phy_reset(tp);
1788                                 if (!err)
1789                                         err = tg3_init_5401phy_dsp(tp);
1790                                 if (err)
1791                                         return err;
1792                         }
1793                 }
1794         } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
1795                    tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
1796                 /* 5701 {A0,B0} CRC bug workaround */
1797                 tg3_writephy(tp, 0x15, 0x0a75);
1798                 tg3_writephy(tp, 0x1c, 0x8c68);
1799                 tg3_writephy(tp, 0x1c, 0x8d68);
1800                 tg3_writephy(tp, 0x1c, 0x8c68);
1801         }
1802
1803         /* Clear pending interrupts... */
1804         tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
1805         tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
1806
1807         if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT)
1808                 tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG);
1809         else
1810                 tg3_writephy(tp, MII_TG3_IMASK, ~0);
1811
1812         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1813             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
1814                 if (tp->led_ctrl == LED_CTRL_MODE_PHY_1)
1815                         tg3_writephy(tp, MII_TG3_EXT_CTRL,
1816                                      MII_TG3_EXT_CTRL_LNK3_LED_MODE);
1817                 else
1818                         tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);
1819         }
1820
1821         current_link_up = 0;
1822         current_speed = SPEED_INVALID;
1823         current_duplex = DUPLEX_INVALID;
1824
1825         if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) {
1826                 u32 val;
1827
1828                 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007);
1829                 tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
1830                 if (!(val & (1 << 10))) {
1831                         val |= (1 << 10);
1832                         tg3_writephy(tp, MII_TG3_AUX_CTRL, val);
1833                         goto relink;
1834                 }
1835         }
1836
1837         bmsr = 0;
1838         for (i = 0; i < 100; i++) {
1839                 tg3_readphy(tp, MII_BMSR, &bmsr);
1840                 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
1841                     (bmsr & BMSR_LSTATUS))
1842                         break;
1843                 udelay(40);
1844         }
1845
1846         if (bmsr & BMSR_LSTATUS) {
1847                 u32 aux_stat, bmcr;
1848
1849                 tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
1850                 for (i = 0; i < 2000; i++) {
1851                         udelay(10);
1852                         if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) &&
1853                             aux_stat)
1854                                 break;
1855                 }
1856
1857                 tg3_aux_stat_to_speed_duplex(tp, aux_stat,
1858                                              &current_speed,
1859                                              &current_duplex);
1860
1861                 bmcr = 0;
1862                 for (i = 0; i < 200; i++) {
1863                         tg3_readphy(tp, MII_BMCR, &bmcr);
1864                         if (tg3_readphy(tp, MII_BMCR, &bmcr))
1865                                 continue;
1866                         if (bmcr && bmcr != 0x7fff)
1867                                 break;
1868                         udelay(10);
1869                 }
1870
1871                 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
1872                         if (bmcr & BMCR_ANENABLE) {
1873                                 current_link_up = 1;
1874
1875                                 /* Force autoneg restart if we are exiting
1876                                  * low power mode.
1877                                  */
1878                                 if (!tg3_copper_is_advertising_all(tp))
1879                                         current_link_up = 0;
1880                         } else {
1881                                 current_link_up = 0;
1882                         }
1883                 } else {
1884                         if (!(bmcr & BMCR_ANENABLE) &&
1885                             tp->link_config.speed == current_speed &&
1886                             tp->link_config.duplex == current_duplex) {
1887                                 current_link_up = 1;
1888                         } else {
1889                                 current_link_up = 0;
1890                         }
1891                 }
1892
1893                 tp->link_config.active_speed = current_speed;
1894                 tp->link_config.active_duplex = current_duplex;
1895         }
1896
1897         if (current_link_up == 1 &&
1898             (tp->link_config.active_duplex == DUPLEX_FULL) &&
1899             (tp->link_config.autoneg == AUTONEG_ENABLE)) {
1900                 u32 local_adv, remote_adv;
1901
1902                 if (tg3_readphy(tp, MII_ADVERTISE, &local_adv))
1903                         local_adv = 0;
1904                 local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
1905
1906                 if (tg3_readphy(tp, MII_LPA, &remote_adv))
1907                         remote_adv = 0;
1908
1909                 remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);
1910
1911                 /* If we are not advertising full pause capability,
1912                  * something is wrong.  Bring the link down and reconfigure.
1913                  */
1914                 if (local_adv != ADVERTISE_PAUSE_CAP) {
1915                         current_link_up = 0;
1916                 } else {
1917                         tg3_setup_flow_control(tp, local_adv, remote_adv);
1918                 }
1919         }
1920 relink:
1921         if (current_link_up == 0 || tp->link_config.phy_is_low_power) {
1922                 u32 tmp;
1923
1924                 tg3_phy_copper_begin(tp);
1925
1926                 tg3_readphy(tp, MII_BMSR, &tmp);
1927                 if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
1928                     (tmp & BMSR_LSTATUS))
1929                         current_link_up = 1;
1930         }
1931
1932         tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
1933         if (current_link_up == 1) {
1934                 if (tp->link_config.active_speed == SPEED_100 ||
1935                     tp->link_config.active_speed == SPEED_10)
1936                         tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
1937                 else
1938                         tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
1939         } else
1940                 tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
1941
1942         tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
1943         if (tp->link_config.active_duplex == DUPLEX_HALF)
1944                 tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
1945
1946         tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
1947         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
1948                 if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) ||
1949                     (current_link_up == 1 &&
1950                      tp->link_config.active_speed == SPEED_10))
1951                         tp->mac_mode |= MAC_MODE_LINK_POLARITY;
1952         } else {
1953                 if (current_link_up == 1)
1954                         tp->mac_mode |= MAC_MODE_LINK_POLARITY;
1955         }
1956
1957         /* ??? Without this setting Netgear GA302T PHY does not
1958          * ??? send/receive packets...
1959          */
1960         if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
1961             tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
1962                 tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
1963                 tw32_f(MAC_MI_MODE, tp->mi_mode);
1964                 udelay(80);
1965         }
1966
1967         tw32_f(MAC_MODE, tp->mac_mode);
1968         udelay(40);
1969
1970         if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
1971                 /* Polled via timer. */
1972                 tw32_f(MAC_EVENT, 0);
1973         } else {
1974                 tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
1975         }
1976         udelay(40);
1977
1978         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
1979             current_link_up == 1 &&
1980             tp->link_config.active_speed == SPEED_1000 &&
1981             ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
1982              (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
1983                 udelay(120);
1984                 tw32_f(MAC_STATUS,
1985                      (MAC_STATUS_SYNC_CHANGED |
1986                       MAC_STATUS_CFG_CHANGED));
1987                 udelay(40);
1988                 tg3_write_mem(tp,
1989                               NIC_SRAM_FIRMWARE_MBOX,
1990                               NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
1991         }
1992
1993         if (current_link_up != netif_carrier_ok(tp->dev)) {
1994                 if (current_link_up)
1995                         netif_carrier_on(tp->dev);
1996                 else
1997                         netif_carrier_off(tp->dev);
1998                 tg3_link_report(tp);
1999         }
2000
2001         return 0;
2002 }
2003
2004 struct tg3_fiber_aneginfo {
2005         int state;
2006 #define ANEG_STATE_UNKNOWN              0
2007 #define ANEG_STATE_AN_ENABLE            1
2008 #define ANEG_STATE_RESTART_INIT         2
2009 #define ANEG_STATE_RESTART              3
2010 #define ANEG_STATE_DISABLE_LINK_OK      4
2011 #define ANEG_STATE_ABILITY_DETECT_INIT  5
2012 #define ANEG_STATE_ABILITY_DETECT       6
2013 #define ANEG_STATE_ACK_DETECT_INIT      7
2014 #define ANEG_STATE_ACK_DETECT           8
2015 #define ANEG_STATE_COMPLETE_ACK_INIT    9
2016 #define ANEG_STATE_COMPLETE_ACK         10
2017 #define ANEG_STATE_IDLE_DETECT_INIT     11
2018 #define ANEG_STATE_IDLE_DETECT          12
2019 #define ANEG_STATE_LINK_OK              13
2020 #define ANEG_STATE_NEXT_PAGE_WAIT_INIT  14
2021 #define ANEG_STATE_NEXT_PAGE_WAIT       15
2022
2023         u32 flags;
2024 #define MR_AN_ENABLE            0x00000001
2025 #define MR_RESTART_AN           0x00000002
2026 #define MR_AN_COMPLETE          0x00000004
2027 #define MR_PAGE_RX              0x00000008
2028 #define MR_NP_LOADED            0x00000010
2029 #define MR_TOGGLE_TX            0x00000020
2030 #define MR_LP_ADV_FULL_DUPLEX   0x00000040
2031 #define MR_LP_ADV_HALF_DUPLEX   0x00000080
2032 #define MR_LP_ADV_SYM_PAUSE     0x00000100
2033 #define MR_LP_ADV_ASYM_PAUSE    0x00000200
2034 #define MR_LP_ADV_REMOTE_FAULT1 0x00000400
2035 #define MR_LP_ADV_REMOTE_FAULT2 0x00000800
2036 #define MR_LP_ADV_NEXT_PAGE     0x00001000
2037 #define MR_TOGGLE_RX            0x00002000
2038 #define MR_NP_RX                0x00004000
2039
2040 #define MR_LINK_OK              0x80000000
2041
2042         unsigned long link_time, cur_time;
2043
2044         u32 ability_match_cfg;
2045         int ability_match_count;
2046
2047         char ability_match, idle_match, ack_match;
2048
2049         u32 txconfig, rxconfig;
2050 #define ANEG_CFG_NP             0x00000080
2051 #define ANEG_CFG_ACK            0x00000040
2052 #define ANEG_CFG_RF2            0x00000020
2053 #define ANEG_CFG_RF1            0x00000010
2054 #define ANEG_CFG_PS2            0x00000001
2055 #define ANEG_CFG_PS1            0x00008000
2056 #define ANEG_CFG_HD             0x00004000
2057 #define ANEG_CFG_FD             0x00002000
2058 #define ANEG_CFG_INVAL          0x00001f06
2059
2060 };
2061 #define ANEG_OK         0
2062 #define ANEG_DONE       1
2063 #define ANEG_TIMER_ENAB 2
2064 #define ANEG_FAILED     -1
2065
2066 #define ANEG_STATE_SETTLE_TIME  10000
2067
2068 static int tg3_fiber_aneg_smachine(struct tg3 *tp,
2069                                    struct tg3_fiber_aneginfo *ap)
2070 {
2071         unsigned long delta;
2072         u32 rx_cfg_reg;
2073         int ret;
2074
2075         if (ap->state == ANEG_STATE_UNKNOWN) {
2076                 ap->rxconfig = 0;
2077                 ap->link_time = 0;
2078                 ap->cur_time = 0;
2079                 ap->ability_match_cfg = 0;
2080                 ap->ability_match_count = 0;
2081                 ap->ability_match = 0;
2082                 ap->idle_match = 0;
2083                 ap->ack_match = 0;
2084         }
2085         ap->cur_time++;
2086
2087         if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
2088                 rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);
2089
2090                 if (rx_cfg_reg != ap->ability_match_cfg) {
2091                         ap->ability_match_cfg = rx_cfg_reg;
2092                         ap->ability_match = 0;
2093                         ap->ability_match_count = 0;
2094                 } else {
2095                         if (++ap->ability_match_count > 1) {
2096                                 ap->ability_match = 1;
2097                                 ap->ability_match_cfg = rx_cfg_reg;
2098                         }
2099                 }
2100                 if (rx_cfg_reg & ANEG_CFG_ACK)
2101                         ap->ack_match = 1;
2102                 else
2103                         ap->ack_match = 0;
2104
2105                 ap->idle_match = 0;
2106         } else {
2107                 ap->idle_match = 1;
2108                 ap->ability_match_cfg = 0;
2109                 ap->ability_match_count = 0;
2110                 ap->ability_match = 0;
2111                 ap->ack_match = 0;
2112
2113                 rx_cfg_reg = 0;
2114         }
2115
2116         ap->rxconfig = rx_cfg_reg;
2117         ret = ANEG_OK;
2118
2119         switch(ap->state) {
2120         case ANEG_STATE_UNKNOWN:
2121                 if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
2122                         ap->state = ANEG_STATE_AN_ENABLE;
2123
2124                 /* fallthru */
2125         case ANEG_STATE_AN_ENABLE:
2126                 ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
2127                 if (ap->flags & MR_AN_ENABLE) {
2128                         ap->link_time = 0;
2129                         ap->cur_time = 0;
2130                         ap->ability_match_cfg = 0;
2131                         ap->ability_match_count = 0;
2132                         ap->ability_match = 0;
2133                         ap->idle_match = 0;
2134                         ap->ack_match = 0;
2135
2136                         ap->state = ANEG_STATE_RESTART_INIT;
2137                 } else {
2138                         ap->state = ANEG_STATE_DISABLE_LINK_OK;
2139                 }
2140                 break;
2141
2142         case ANEG_STATE_RESTART_INIT:
2143                 ap->link_time = ap->cur_time;
2144                 ap->flags &= ~(MR_NP_LOADED);
2145                 ap->txconfig = 0;
2146                 tw32(MAC_TX_AUTO_NEG, 0);
2147                 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2148                 tw32_f(MAC_MODE, tp->mac_mode);
2149                 udelay(40);
2150
2151                 ret = ANEG_TIMER_ENAB;
2152                 ap->state = ANEG_STATE_RESTART;
2153
2154                 /* fallthru */
2155         case ANEG_STATE_RESTART:
2156                 delta = ap->cur_time - ap->link_time;
2157                 if (delta > ANEG_STATE_SETTLE_TIME) {
2158                         ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
2159                 } else {
2160                         ret = ANEG_TIMER_ENAB;
2161                 }
2162                 break;
2163
2164         case ANEG_STATE_DISABLE_LINK_OK:
2165                 ret = ANEG_DONE;
2166                 break;
2167
2168         case ANEG_STATE_ABILITY_DETECT_INIT:
2169                 ap->flags &= ~(MR_TOGGLE_TX);
2170                 ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1);
2171                 tw32(MAC_TX_AUTO_NEG, ap->txconfig);
2172                 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2173                 tw32_f(MAC_MODE, tp->mac_mode);
2174                 udelay(40);
2175
2176                 ap->state = ANEG_STATE_ABILITY_DETECT;
2177                 break;
2178
2179         case ANEG_STATE_ABILITY_DETECT:
2180                 if (ap->ability_match != 0 && ap->rxconfig != 0) {
2181                         ap->state = ANEG_STATE_ACK_DETECT_INIT;
2182                 }
2183                 break;
2184
2185         case ANEG_STATE_ACK_DETECT_INIT:
2186                 ap->txconfig |= ANEG_CFG_ACK;
2187                 tw32(MAC_TX_AUTO_NEG, ap->txconfig);
2188                 tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
2189                 tw32_f(MAC_MODE, tp->mac_mode);
2190                 udelay(40);
2191
2192                 ap->state = ANEG_STATE_ACK_DETECT;
2193
2194                 /* fallthru */
2195         case ANEG_STATE_ACK_DETECT:
2196                 if (ap->ack_match != 0) {
2197                         if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
2198                             (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
2199                                 ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
2200                         } else {
2201                                 ap->state = ANEG_STATE_AN_ENABLE;
2202                         }
2203                 } else if (ap->ability_match != 0 &&
2204                            ap->rxconfig == 0) {
2205                         ap->state = ANEG_STATE_AN_ENABLE;
2206                 }
2207                 break;
2208
2209         case ANEG_STATE_COMPLETE_ACK_INIT:
2210                 if (ap->rxconfig & ANEG_CFG_INVAL) {
2211                         ret = ANEG_FAILED;
2212                         break;
2213                 }
2214                 ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
2215                                MR_LP_ADV_HALF_DUPLEX |
2216                                MR_LP_ADV_SYM_PAUSE |
2217                                MR_LP_ADV_ASYM_PAUSE |
2218                                MR_LP_ADV_REMOTE_FAULT1 |
2219                                MR_LP_ADV_REMOTE_FAULT2 |
2220                                MR_LP_ADV_NEXT_PAGE |
2221                                MR_TOGGLE_RX |
2222                                MR_NP_RX);
2223                 if (ap->rxconfig & ANEG_CFG_FD)
2224                         ap->flags |= MR_LP_ADV_FULL_DUPLEX;
2225                 if (ap->rxconfig & ANEG_CFG_HD)
2226                         ap->flags |= MR_LP_ADV_HALF_DUPLEX;
2227                 if (ap->rxconfig & ANEG_CFG_PS1)
2228                         ap->flags |= MR_LP_ADV_SYM_PAUSE;
2229                 if (ap->rxconfig & ANEG_CFG_PS2)
2230                         ap->flags |= MR_LP_ADV_ASYM_PAUSE;
2231                 if (ap->rxconfig & ANEG_CFG_RF1)
2232                         ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
2233                 if (ap->rxconfig & ANEG_CFG_RF2)
2234                         ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
2235                 if (ap->rxconfig & ANEG_CFG_NP)
2236                         ap->flags |= MR_LP_ADV_NEXT_PAGE;
2237
2238                 ap->link_time = ap->cur_time;
2239
2240                 ap->flags ^= (MR_TOGGLE_TX);
2241                 if (ap->rxconfig & 0x0008)
2242                         ap->flags |= MR_TOGGLE_RX;
2243                 if (ap->rxconfig & ANEG_CFG_NP)
2244                         ap->flags |= MR_NP_RX;
2245                 ap->flags |= MR_PAGE_RX;
2246
2247                 ap->state = ANEG_STATE_COMPLETE_ACK;
2248                 ret = ANEG_TIMER_ENAB;
2249                 break;
2250
2251         case ANEG_STATE_COMPLETE_ACK:
2252                 if (ap->ability_match != 0 &&
2253                     ap->rxconfig == 0) {
2254                         ap->state = ANEG_STATE_AN_ENABLE;
2255                         break;
2256                 }
2257                 delta = ap->cur_time - ap->link_time;
2258                 if (delta > ANEG_STATE_SETTLE_TIME) {
2259                         if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
2260                                 ap->state = ANEG_STATE_IDLE_DETECT_INIT;
2261                         } else {
2262                                 if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
2263                                     !(ap->flags & MR_NP_RX)) {
2264                                         ap->state = ANEG_STATE_IDLE_DETECT_INIT;
2265                                 } else {
2266                                         ret = ANEG_FAILED;
2267                                 }
2268                         }
2269                 }
2270                 break;
2271
2272         case ANEG_STATE_IDLE_DETECT_INIT:
2273                 ap->link_time = ap->cur_time;
2274                 tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
2275                 tw32_f(MAC_MODE, tp->mac_mode);
2276                 udelay(40);
2277
2278                 ap->state = ANEG_STATE_IDLE_DETECT;
2279                 ret = ANEG_TIMER_ENAB;
2280                 break;
2281
2282         case ANEG_STATE_IDLE_DETECT:
2283                 if (ap->ability_match != 0 &&
2284                     ap->rxconfig == 0) {
2285                         ap->state = ANEG_STATE_AN_ENABLE;
2286                         break;
2287                 }
2288                 delta = ap->cur_time - ap->link_time;
2289                 if (delta > ANEG_STATE_SETTLE_TIME) {
2290                         /* XXX another gem from the Broadcom driver :( */
2291                         ap->state = ANEG_STATE_LINK_OK;
2292                 }
2293                 break;
2294
2295         case ANEG_STATE_LINK_OK:
2296                 ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
2297                 ret = ANEG_DONE;
2298                 break;
2299
2300         case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
2301                 /* ??? unimplemented */
2302                 break;
2303
2304         case ANEG_STATE_NEXT_PAGE_WAIT:
2305                 /* ??? unimplemented */
2306                 break;
2307
2308         default:
2309                 ret = ANEG_FAILED;
2310                 break;
2311         };
2312
2313         return ret;
2314 }
2315
2316 static int fiber_autoneg(struct tg3 *tp, u32 *flags)
2317 {
2318         int res = 0;
2319         struct tg3_fiber_aneginfo aninfo;
2320         int status = ANEG_FAILED;
2321         unsigned int tick;
2322         u32 tmp;
2323
2324         tw32_f(MAC_TX_AUTO_NEG, 0);
2325
2326         tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
2327         tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);
2328         udelay(40);
2329
2330         tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);
2331         udelay(40);
2332
2333         memset(&aninfo, 0, sizeof(aninfo));
2334         aninfo.flags |= MR_AN_ENABLE;
2335         aninfo.state = ANEG_STATE_UNKNOWN;
2336         aninfo.cur_time = 0;
2337         tick = 0;
2338         while (++tick < 195000) {
2339                 status = tg3_fiber_aneg_smachine(tp, &aninfo);
2340                 if (status == ANEG_DONE || status == ANEG_FAILED)
2341                         break;
2342
2343                 udelay(1);
2344         }
2345
2346         tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
2347         tw32_f(MAC_MODE, tp->mac_mode);
2348         udelay(40);
2349
2350         *flags = aninfo.flags;
2351
2352         if (status == ANEG_DONE &&
2353             (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK |
2354                              MR_LP_ADV_FULL_DUPLEX)))
2355                 res = 1;
2356
2357         return res;
2358 }
2359
2360 static void tg3_init_bcm8002(struct tg3 *tp)
2361 {
2362         u32 mac_status = tr32(MAC_STATUS);
2363         int i;
2364
2365         /* Reset when initting first time or we have a link. */
2366         if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) &&
2367             !(mac_status & MAC_STATUS_PCS_SYNCED))
2368                 return;
2369
2370         /* Set PLL lock range. */
2371         tg3_writephy(tp, 0x16, 0x8007);
2372
2373         /* SW reset */
2374         tg3_writephy(tp, MII_BMCR, BMCR_RESET);
2375
2376         /* Wait for reset to complete. */
2377         /* XXX schedule_timeout() ... */
2378         for (i = 0; i < 500; i++)
2379                 udelay(10);
2380
2381         /* Config mode; select PMA/Ch 1 regs. */
2382         tg3_writephy(tp, 0x10, 0x8411);
2383
2384         /* Enable auto-lock and comdet, select txclk for tx. */
2385         tg3_writephy(tp, 0x11, 0x0a10);
2386
2387         tg3_writephy(tp, 0x18, 0x00a0);
2388         tg3_writephy(tp, 0x16, 0x41ff);
2389
2390         /* Assert and deassert POR. */
2391         tg3_writephy(tp, 0x13, 0x0400);
2392         udelay(40);
2393         tg3_writephy(tp, 0x13, 0x0000);
2394
2395         tg3_writephy(tp, 0x11, 0x0a50);
2396         udelay(40);
2397         tg3_writephy(tp, 0x11, 0x0a10);
2398
2399         /* Wait for signal to stabilize */
2400         /* XXX schedule_timeout() ... */
2401         for (i = 0; i < 15000; i++)
2402                 udelay(10);
2403
2404         /* Deselect the channel register so we can read the PHYID
2405          * later.
2406          */
2407         tg3_writephy(tp, 0x10, 0x8011);
2408 }
2409
2410 static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status)
2411 {
2412         u32 sg_dig_ctrl, sg_dig_status;
2413         u32 serdes_cfg, expected_sg_dig_ctrl;
2414         int workaround, port_a;
2415         int current_link_up;
2416
2417         serdes_cfg = 0;
2418         expected_sg_dig_ctrl = 0;
2419         workaround = 0;
2420         port_a = 1;
2421         current_link_up = 0;
2422
2423         if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 &&
2424             tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) {
2425                 workaround = 1;
2426                 if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
2427                         port_a = 0;
2428
2429                 /* preserve bits 0-11,13,14 for signal pre-emphasis */
2430                 /* preserve bits 20-23 for voltage regulator */
2431                 serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff;
2432         }
2433
2434         sg_dig_ctrl = tr32(SG_DIG_CTRL);
2435
2436         if (tp->link_config.autoneg != AUTONEG_ENABLE) {
2437                 if (sg_dig_ctrl & (1 << 31)) {
2438                         if (workaround) {
2439                                 u32 val = serdes_cfg;
2440
2441                                 if (port_a)
2442                                         val |= 0xc010000;
2443                                 else
2444                                         val |= 0x4010000;
2445                                 tw32_f(MAC_SERDES_CFG, val);
2446                         }
2447                         tw32_f(SG_DIG_CTRL, 0x01388400);
2448                 }
2449                 if (mac_status & MAC_STATUS_PCS_SYNCED) {
2450                         tg3_setup_flow_control(tp, 0, 0);
2451                         current_link_up = 1;
2452                 }
2453                 goto out;
2454         }
2455
2456         /* Want auto-negotiation.  */
2457         expected_sg_dig_ctrl = 0x81388400;
2458
2459         /* Pause capability */
2460         expected_sg_dig_ctrl |= (1 << 11);
2461
2462         /* Asymettric pause */
2463         expected_sg_dig_ctrl |= (1 << 12);
2464
2465         if (sg_dig_ctrl != expected_sg_dig_ctrl) {
2466                 if (workaround)
2467                         tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000);
2468                 tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30));
2469                 udelay(5);
2470                 tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl);
2471
2472                 tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
2473         } else if (mac_status & (MAC_STATUS_PCS_SYNCED |
2474                                  MAC_STATUS_SIGNAL_DET)) {
2475                 int i;
2476
2477                 /* Giver time to negotiate (~200ms) */
2478                 for (i = 0; i < 40000; i++) {
2479                         sg_dig_status = tr32(SG_DIG_STATUS);
2480                         if (sg_dig_status & (0x3))
2481                                 break;
2482                         udelay(5);
2483                 }
2484                 mac_status = tr32(MAC_STATUS);
2485
2486                 if ((sg_dig_status & (1 << 1)) &&
2487                     (mac_status & MAC_STATUS_PCS_SYNCED)) {
2488                         u32 local_adv, remote_adv;
2489
2490                         local_adv = ADVERTISE_PAUSE_CAP;
2491                         remote_adv = 0;
2492                         if (sg_dig_status & (1 << 19))
2493                                 remote_adv |= LPA_PAUSE_CAP;
2494                         if (sg_dig_status & (1 << 20))
2495                                 remote_adv |= LPA_PAUSE_ASYM;
2496
2497                         tg3_setup_flow_control(tp, local_adv, remote_adv);
2498                         current_link_up = 1;
2499                         tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
2500                 } else if (!(sg_dig_status & (1 << 1))) {
2501                         if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED)
2502                                 tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
2503                         else {
2504                                 if (workaround) {
2505                                         u32 val = serdes_cfg;
2506
2507                                         if (port_a)
2508                                                 val |= 0xc010000;
2509                                         else
2510                                                 val |= 0x4010000;
2511
2512                                         tw32_f(MAC_SERDES_CFG, val);
2513                                 }
2514
2515                                 tw32_f(SG_DIG_CTRL, 0x01388400);
2516                                 udelay(40);
2517
2518                                 /* Link parallel detection - link is up */
2519                                 /* only if we have PCS_SYNC and not */
2520                                 /* receiving config code words */
2521                                 mac_status = tr32(MAC_STATUS);
2522                                 if ((mac_status & MAC_STATUS_PCS_SYNCED) &&
2523                                     !(mac_status & MAC_STATUS_RCVD_CFG)) {
2524                                         tg3_setup_flow_control(tp, 0, 0);
2525                                         current_link_up = 1;
2526                                 }
2527                         }
2528                 }
2529         }
2530
2531 out:
2532         return current_link_up;
2533 }
2534
2535 static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status)
2536 {
2537         int current_link_up = 0;
2538
2539         if (!(mac_status & MAC_STATUS_PCS_SYNCED)) {
2540                 tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL;
2541                 goto out;
2542         }
2543
2544         if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2545                 u32 flags;
2546                 int i;
2547
2548                 if (fiber_autoneg(tp, &flags)) {
2549                         u32 local_adv, remote_adv;
2550
2551                         local_adv = ADVERTISE_PAUSE_CAP;
2552                         remote_adv = 0;
2553                         if (flags & MR_LP_ADV_SYM_PAUSE)
2554                                 remote_adv |= LPA_PAUSE_CAP;
2555                         if (flags & MR_LP_ADV_ASYM_PAUSE)
2556                                 remote_adv |= LPA_PAUSE_ASYM;
2557
2558                         tg3_setup_flow_control(tp, local_adv, remote_adv);
2559
2560                         tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
2561                         current_link_up = 1;
2562                 }
2563                 for (i = 0; i < 30; i++) {
2564                         udelay(20);
2565                         tw32_f(MAC_STATUS,
2566                                (MAC_STATUS_SYNC_CHANGED |
2567                                 MAC_STATUS_CFG_CHANGED));
2568                         udelay(40);
2569                         if ((tr32(MAC_STATUS) &
2570                              (MAC_STATUS_SYNC_CHANGED |
2571                               MAC_STATUS_CFG_CHANGED)) == 0)
2572                                 break;
2573                 }
2574
2575                 mac_status = tr32(MAC_STATUS);
2576                 if (current_link_up == 0 &&
2577                     (mac_status & MAC_STATUS_PCS_SYNCED) &&
2578                     !(mac_status & MAC_STATUS_RCVD_CFG))
2579                         current_link_up = 1;
2580         } else {
2581                 /* Forcing 1000FD link up. */
2582                 current_link_up = 1;
2583                 tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL;
2584
2585                 tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS));
2586                 udelay(40);
2587         }
2588
2589 out:
2590         return current_link_up;
2591 }
2592
2593 static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset)
2594 {
2595         u32 orig_pause_cfg;
2596         u16 orig_active_speed;
2597         u8 orig_active_duplex;
2598         u32 mac_status;
2599         int current_link_up;
2600         int i;
2601
2602         orig_pause_cfg =
2603                 (tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
2604                                   TG3_FLAG_TX_PAUSE));
2605         orig_active_speed = tp->link_config.active_speed;
2606         orig_active_duplex = tp->link_config.active_duplex;
2607
2608         if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) &&
2609             netif_carrier_ok(tp->dev) &&
2610             (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) {
2611                 mac_status = tr32(MAC_STATUS);
2612                 mac_status &= (MAC_STATUS_PCS_SYNCED |
2613                                MAC_STATUS_SIGNAL_DET |
2614                                MAC_STATUS_CFG_CHANGED |
2615                                MAC_STATUS_RCVD_CFG);
2616                 if (mac_status == (MAC_STATUS_PCS_SYNCED |
2617                                    MAC_STATUS_SIGNAL_DET)) {
2618                         tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
2619                                             MAC_STATUS_CFG_CHANGED));
2620                         return 0;
2621                 }
2622         }
2623
2624         tw32_f(MAC_TX_AUTO_NEG, 0);
2625
2626         tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
2627         tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
2628         tw32_f(MAC_MODE, tp->mac_mode);
2629         udelay(40);
2630
2631         if (tp->phy_id == PHY_ID_BCM8002)
2632                 tg3_init_bcm8002(tp);
2633
2634         /* Enable link change event even when serdes polling.  */
2635         tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2636         udelay(40);
2637
2638         current_link_up = 0;
2639         mac_status = tr32(MAC_STATUS);
2640
2641         if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG)
2642                 current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status);
2643         else
2644                 current_link_up = tg3_setup_fiber_by_hand(tp, mac_status);
2645
2646         tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
2647         tw32_f(MAC_MODE, tp->mac_mode);
2648         udelay(40);
2649
2650         tp->hw_status->status =
2651                 (SD_STATUS_UPDATED |
2652                  (tp->hw_status->status & ~SD_STATUS_LINK_CHG));
2653
2654         for (i = 0; i < 100; i++) {
2655                 tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED |
2656                                     MAC_STATUS_CFG_CHANGED));
2657                 udelay(5);
2658                 if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED |
2659                                          MAC_STATUS_CFG_CHANGED)) == 0)
2660                         break;
2661         }
2662
2663         mac_status = tr32(MAC_STATUS);
2664         if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) {
2665                 current_link_up = 0;
2666                 if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2667                         tw32_f(MAC_MODE, (tp->mac_mode |
2668                                           MAC_MODE_SEND_CONFIGS));
2669                         udelay(1);
2670                         tw32_f(MAC_MODE, tp->mac_mode);
2671                 }
2672         }
2673
2674         if (current_link_up == 1) {
2675                 tp->link_config.active_speed = SPEED_1000;
2676                 tp->link_config.active_duplex = DUPLEX_FULL;
2677                 tw32(MAC_LED_CTRL, (tp->led_ctrl |
2678                                     LED_CTRL_LNKLED_OVERRIDE |
2679                                     LED_CTRL_1000MBPS_ON));
2680         } else {
2681                 tp->link_config.active_speed = SPEED_INVALID;
2682                 tp->link_config.active_duplex = DUPLEX_INVALID;
2683                 tw32(MAC_LED_CTRL, (tp->led_ctrl |
2684                                     LED_CTRL_LNKLED_OVERRIDE |
2685                                     LED_CTRL_TRAFFIC_OVERRIDE));
2686         }
2687
2688         if (current_link_up != netif_carrier_ok(tp->dev)) {
2689                 if (current_link_up)
2690                         netif_carrier_on(tp->dev);
2691                 else
2692                         netif_carrier_off(tp->dev);
2693                 tg3_link_report(tp);
2694         } else {
2695                 u32 now_pause_cfg =
2696                         tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
2697                                          TG3_FLAG_TX_PAUSE);
2698                 if (orig_pause_cfg != now_pause_cfg ||
2699                     orig_active_speed != tp->link_config.active_speed ||
2700                     orig_active_duplex != tp->link_config.active_duplex)
2701                         tg3_link_report(tp);
2702         }
2703
2704         return 0;
2705 }
2706
2707 static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
2708 {
2709         int current_link_up, err = 0;
2710         u32 bmsr, bmcr;
2711         u16 current_speed;
2712         u8 current_duplex;
2713
2714         tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
2715         tw32_f(MAC_MODE, tp->mac_mode);
2716         udelay(40);
2717
2718         tw32(MAC_EVENT, 0);
2719
2720         tw32_f(MAC_STATUS,
2721              (MAC_STATUS_SYNC_CHANGED |
2722               MAC_STATUS_CFG_CHANGED |
2723               MAC_STATUS_MI_COMPLETION |
2724               MAC_STATUS_LNKSTATE_CHANGED));
2725         udelay(40);
2726
2727         if (force_reset)
2728                 tg3_phy_reset(tp);
2729
2730         current_link_up = 0;
2731         current_speed = SPEED_INVALID;
2732         current_duplex = DUPLEX_INVALID;
2733
2734         err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2735         err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2736         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
2737                 if (tr32(MAC_TX_STATUS) & TX_STATUS_LINK_UP)
2738                         bmsr |= BMSR_LSTATUS;
2739                 else
2740                         bmsr &= ~BMSR_LSTATUS;
2741         }
2742
2743         err |= tg3_readphy(tp, MII_BMCR, &bmcr);
2744
2745         if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset &&
2746             (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
2747                 /* do nothing, just check for link up at the end */
2748         } else if (tp->link_config.autoneg == AUTONEG_ENABLE) {
2749                 u32 adv, new_adv;
2750
2751                 err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
2752                 new_adv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF |
2753                                   ADVERTISE_1000XPAUSE |
2754                                   ADVERTISE_1000XPSE_ASYM |
2755                                   ADVERTISE_SLCT);
2756
2757                 /* Always advertise symmetric PAUSE just like copper */
2758                 new_adv |= ADVERTISE_1000XPAUSE;
2759
2760                 if (tp->link_config.advertising & ADVERTISED_1000baseT_Half)
2761                         new_adv |= ADVERTISE_1000XHALF;
2762                 if (tp->link_config.advertising & ADVERTISED_1000baseT_Full)
2763                         new_adv |= ADVERTISE_1000XFULL;
2764
2765                 if ((new_adv != adv) || !(bmcr & BMCR_ANENABLE)) {
2766                         tg3_writephy(tp, MII_ADVERTISE, new_adv);
2767                         bmcr |= BMCR_ANENABLE | BMCR_ANRESTART;
2768                         tg3_writephy(tp, MII_BMCR, bmcr);
2769
2770                         tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2771                         tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED;
2772                         tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2773
2774                         return err;
2775                 }
2776         } else {
2777                 u32 new_bmcr;
2778
2779                 bmcr &= ~BMCR_SPEED1000;
2780                 new_bmcr = bmcr & ~(BMCR_ANENABLE | BMCR_FULLDPLX);
2781
2782                 if (tp->link_config.duplex == DUPLEX_FULL)
2783                         new_bmcr |= BMCR_FULLDPLX;
2784
2785                 if (new_bmcr != bmcr) {
2786                         /* BMCR_SPEED1000 is a reserved bit that needs
2787                          * to be set on write.
2788                          */
2789                         new_bmcr |= BMCR_SPEED1000;
2790
2791                         /* Force a linkdown */
2792                         if (netif_carrier_ok(tp->dev)) {
2793                                 u32 adv;
2794
2795                                 err |= tg3_readphy(tp, MII_ADVERTISE, &adv);
2796                                 adv &= ~(ADVERTISE_1000XFULL |
2797                                          ADVERTISE_1000XHALF |
2798                                          ADVERTISE_SLCT);
2799                                 tg3_writephy(tp, MII_ADVERTISE, adv);
2800                                 tg3_writephy(tp, MII_BMCR, bmcr |
2801                                                            BMCR_ANRESTART |
2802                                                            BMCR_ANENABLE);
2803                                 udelay(10);
2804                                 netif_carrier_off(tp->dev);
2805                         }
2806                         tg3_writephy(tp, MII_BMCR, new_bmcr);
2807                         bmcr = new_bmcr;
2808                         err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2809                         err |= tg3_readphy(tp, MII_BMSR, &bmsr);
2810                         if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
2811                             ASIC_REV_5714) {
2812                                 if (tr32(MAC_TX_STATUS) & TX_STATUS_LINK_UP)
2813                                         bmsr |= BMSR_LSTATUS;
2814                                 else
2815                                         bmsr &= ~BMSR_LSTATUS;
2816                         }
2817                         tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2818                 }
2819         }
2820
2821         if (bmsr & BMSR_LSTATUS) {
2822                 current_speed = SPEED_1000;
2823                 current_link_up = 1;
2824                 if (bmcr & BMCR_FULLDPLX)
2825                         current_duplex = DUPLEX_FULL;
2826                 else
2827                         current_duplex = DUPLEX_HALF;
2828
2829                 if (bmcr & BMCR_ANENABLE) {
2830                         u32 local_adv, remote_adv, common;
2831
2832                         err |= tg3_readphy(tp, MII_ADVERTISE, &local_adv);
2833                         err |= tg3_readphy(tp, MII_LPA, &remote_adv);
2834                         common = local_adv & remote_adv;
2835                         if (common & (ADVERTISE_1000XHALF |
2836                                       ADVERTISE_1000XFULL)) {
2837                                 if (common & ADVERTISE_1000XFULL)
2838                                         current_duplex = DUPLEX_FULL;
2839                                 else
2840                                         current_duplex = DUPLEX_HALF;
2841
2842                                 tg3_setup_flow_control(tp, local_adv,
2843                                                        remote_adv);
2844                         }
2845                         else
2846                                 current_link_up = 0;
2847                 }
2848         }
2849
2850         tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
2851         if (tp->link_config.active_duplex == DUPLEX_HALF)
2852                 tp->mac_mode |= MAC_MODE_HALF_DUPLEX;
2853
2854         tw32_f(MAC_MODE, tp->mac_mode);
2855         udelay(40);
2856
2857         tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED);
2858
2859         tp->link_config.active_speed = current_speed;
2860         tp->link_config.active_duplex = current_duplex;
2861
2862         if (current_link_up != netif_carrier_ok(tp->dev)) {
2863                 if (current_link_up)
2864                         netif_carrier_on(tp->dev);
2865                 else {
2866                         netif_carrier_off(tp->dev);
2867                         tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2868                 }
2869                 tg3_link_report(tp);
2870         }
2871         return err;
2872 }
2873
2874 static void tg3_serdes_parallel_detect(struct tg3 *tp)
2875 {
2876         if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED) {
2877                 /* Give autoneg time to complete. */
2878                 tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED;
2879                 return;
2880         }
2881         if (!netif_carrier_ok(tp->dev) &&
2882             (tp->link_config.autoneg == AUTONEG_ENABLE)) {
2883                 u32 bmcr;
2884
2885                 tg3_readphy(tp, MII_BMCR, &bmcr);
2886                 if (bmcr & BMCR_ANENABLE) {
2887                         u32 phy1, phy2;
2888
2889                         /* Select shadow register 0x1f */
2890                         tg3_writephy(tp, 0x1c, 0x7c00);
2891                         tg3_readphy(tp, 0x1c, &phy1);
2892
2893                         /* Select expansion interrupt status register */
2894                         tg3_writephy(tp, 0x17, 0x0f01);
2895                         tg3_readphy(tp, 0x15, &phy2);
2896                         tg3_readphy(tp, 0x15, &phy2);
2897
2898                         if ((phy1 & 0x10) && !(phy2 & 0x20)) {
2899                                 /* We have signal detect and not receiving
2900                                  * config code words, link is up by parallel
2901                                  * detection.
2902                                  */
2903
2904                                 bmcr &= ~BMCR_ANENABLE;
2905                                 bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX;
2906                                 tg3_writephy(tp, MII_BMCR, bmcr);
2907                                 tp->tg3_flags2 |= TG3_FLG2_PARALLEL_DETECT;
2908                         }
2909                 }
2910         }
2911         else if (netif_carrier_ok(tp->dev) &&
2912                  (tp->link_config.autoneg == AUTONEG_ENABLE) &&
2913                  (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) {
2914                 u32 phy2;
2915
2916                 /* Select expansion interrupt status register */
2917                 tg3_writephy(tp, 0x17, 0x0f01);
2918                 tg3_readphy(tp, 0x15, &phy2);
2919                 if (phy2 & 0x20) {
2920                         u32 bmcr;
2921
2922                         /* Config code words received, turn on autoneg. */
2923                         tg3_readphy(tp, MII_BMCR, &bmcr);
2924                         tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANENABLE);
2925
2926                         tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
2927
2928                 }
2929         }
2930 }
2931
2932 static int tg3_setup_phy(struct tg3 *tp, int force_reset)
2933 {
2934         int err;
2935
2936         if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
2937                 err = tg3_setup_fiber_phy(tp, force_reset);
2938         } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
2939                 err = tg3_setup_fiber_mii_phy(tp, force_reset);
2940         } else {
2941                 err = tg3_setup_copper_phy(tp, force_reset);
2942         }
2943
2944         if (tp->link_config.active_speed == SPEED_1000 &&
2945             tp->link_config.active_duplex == DUPLEX_HALF)
2946                 tw32(MAC_TX_LENGTHS,
2947                      ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
2948                       (6 << TX_LENGTHS_IPG_SHIFT) |
2949                       (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
2950         else
2951                 tw32(MAC_TX_LENGTHS,
2952                      ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
2953                       (6 << TX_LENGTHS_IPG_SHIFT) |
2954                       (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));
2955
2956         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
2957                 if (netif_carrier_ok(tp->dev)) {
2958                         tw32(HOSTCC_STAT_COAL_TICKS,
2959                              tp->coal.stats_block_coalesce_usecs);
2960                 } else {
2961                         tw32(HOSTCC_STAT_COAL_TICKS, 0);
2962                 }
2963         }
2964
2965         return err;
2966 }
2967
2968 /* Tigon3 never reports partial packet sends.  So we do not
2969  * need special logic to handle SKBs that have not had all
2970  * of their frags sent yet, like SunGEM does.
2971  */
2972 static void tg3_tx(struct tg3 *tp)
2973 {
2974         u32 hw_idx = tp->hw_status->idx[0].tx_consumer;
2975         u32 sw_idx = tp->tx_cons;
2976
2977         while (sw_idx != hw_idx) {
2978                 struct tx_ring_info *ri = &tp->tx_buffers[sw_idx];
2979                 struct sk_buff *skb = ri->skb;
2980                 int i;
2981
2982                 BUG_ON(skb == NULL);
2983                 pci_unmap_single(tp->pdev,
2984                                  pci_unmap_addr(ri, mapping),
2985                                  skb_headlen(skb),
2986                                  PCI_DMA_TODEVICE);
2987
2988                 ri->skb = NULL;
2989
2990                 sw_idx = NEXT_TX(sw_idx);
2991
2992                 for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
2993                         BUG_ON(sw_idx == hw_idx);
2994
2995                         ri = &tp->tx_buffers[sw_idx];
2996                         BUG_ON(ri->skb != NULL);
2997
2998                         pci_unmap_page(tp->pdev,
2999                                        pci_unmap_addr(ri, mapping),
3000                                        skb_shinfo(skb)->frags[i].size,
3001                                        PCI_DMA_TODEVICE);
3002
3003                         sw_idx = NEXT_TX(sw_idx);
3004                 }
3005
3006                 dev_kfree_skb(skb);
3007         }
3008
3009         tp->tx_cons = sw_idx;
3010
3011         if (unlikely(netif_queue_stopped(tp->dev))) {
3012                 spin_lock(&tp->tx_lock);
3013                 if (netif_queue_stopped(tp->dev) &&
3014                     (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH))
3015                         netif_wake_queue(tp->dev);
3016                 spin_unlock(&tp->tx_lock);
3017         }
3018 }
3019
3020 /* Returns size of skb allocated or < 0 on error.
3021  *
3022  * We only need to fill in the address because the other members
3023  * of the RX descriptor are invariant, see tg3_init_rings.
3024  *
3025  * Note the purposeful assymetry of cpu vs. chip accesses.  For
3026  * posting buffers we only dirty the first cache line of the RX
3027  * descriptor (containing the address).  Whereas for the RX status
3028  * buffers the cpu only reads the last cacheline of the RX descriptor
3029  * (to fetch the error flags, vlan tag, checksum, and opaque cookie).
3030  */
3031 static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key,
3032                             int src_idx, u32 dest_idx_unmasked)
3033 {
3034         struct tg3_rx_buffer_desc *desc;
3035         struct ring_info *map, *src_map;
3036         struct sk_buff *skb;
3037         dma_addr_t mapping;
3038         int skb_size, dest_idx;
3039
3040         src_map = NULL;
3041         switch (opaque_key) {
3042         case RXD_OPAQUE_RING_STD:
3043                 dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
3044                 desc = &tp->rx_std[dest_idx];
3045                 map = &tp->rx_std_buffers[dest_idx];
3046                 if (src_idx >= 0)
3047                         src_map = &tp->rx_std_buffers[src_idx];
3048                 skb_size = tp->rx_pkt_buf_sz;
3049                 break;
3050
3051         case RXD_OPAQUE_RING_JUMBO:
3052                 dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
3053                 desc = &tp->rx_jumbo[dest_idx];
3054                 map = &tp->rx_jumbo_buffers[dest_idx];
3055                 if (src_idx >= 0)
3056                         src_map = &tp->rx_jumbo_buffers[src_idx];
3057                 skb_size = RX_JUMBO_PKT_BUF_SZ;
3058                 break;
3059
3060         default:
3061                 return -EINVAL;
3062         };
3063
3064         /* Do not overwrite any of the map or rp information
3065          * until we are sure we can commit to a new buffer.
3066          *
3067          * Callers depend upon this behavior and assume that
3068          * we leave everything unchanged if we fail.
3069          */
3070         skb = dev_alloc_skb(skb_size);
3071         if (skb == NULL)
3072                 return -ENOMEM;
3073
3074         skb->dev = tp->dev;
3075         skb_reserve(skb, tp->rx_offset);
3076
3077         mapping = pci_map_single(tp->pdev, skb->data,
3078                                  skb_size - tp->rx_offset,
3079                                  PCI_DMA_FROMDEVICE);
3080
3081         map->skb = skb;
3082         pci_unmap_addr_set(map, mapping, mapping);
3083
3084         if (src_map != NULL)
3085                 src_map->skb = NULL;
3086
3087         desc->addr_hi = ((u64)mapping >> 32);
3088         desc->addr_lo = ((u64)mapping & 0xffffffff);
3089
3090         return skb_size;
3091 }
3092
3093 /* We only need to move over in the address because the other
3094  * members of the RX descriptor are invariant.  See notes above
3095  * tg3_alloc_rx_skb for full details.
3096  */
3097 static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key,
3098                            int src_idx, u32 dest_idx_unmasked)
3099 {
3100         struct tg3_rx_buffer_desc *src_desc, *dest_desc;
3101         struct ring_info *src_map, *dest_map;
3102         int dest_idx;
3103
3104         switch (opaque_key) {
3105         case RXD_OPAQUE_RING_STD:
3106                 dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE;
3107                 dest_desc = &tp->rx_std[dest_idx];
3108                 dest_map = &tp->rx_std_buffers[dest_idx];
3109                 src_desc = &tp->rx_std[src_idx];
3110                 src_map = &tp->rx_std_buffers[src_idx];
3111                 break;
3112
3113         case RXD_OPAQUE_RING_JUMBO:
3114                 dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE;
3115                 dest_desc = &tp->rx_jumbo[dest_idx];
3116                 dest_map = &tp->rx_jumbo_buffers[dest_idx];
3117                 src_desc = &tp->rx_jumbo[src_idx];
3118                 src_map = &tp->rx_jumbo_buffers[src_idx];
3119                 break;
3120
3121         default:
3122                 return;
3123         };
3124
3125         dest_map->skb = src_map->skb;
3126         pci_unmap_addr_set(dest_map, mapping,
3127                            pci_unmap_addr(src_map, mapping));
3128         dest_desc->addr_hi = src_desc->addr_hi;
3129         dest_desc->addr_lo = src_desc->addr_lo;
3130
3131         src_map->skb = NULL;
3132 }
3133
3134 #if TG3_VLAN_TAG_USED
3135 static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag)
3136 {
3137         return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag);
3138 }
3139 #endif
3140
3141 /* The RX ring scheme is composed of multiple rings which post fresh
3142  * buffers to the chip, and one special ring the chip uses to report
3143  * status back to the host.
3144  *
3145  * The special ring reports the status of received packets to the
3146  * host.  The chip does not write into the original descriptor the
3147  * RX buffer was obtained from.  The chip simply takes the original
3148  * descriptor as provided by the host, updates the status and length
3149  * field, then writes this into the next status ring entry.
3150  *
3151  * Each ring the host uses to post buffers to the chip is described
3152  * by a TG3_BDINFO entry in the chips SRAM area.  When a packet arrives,
3153  * it is first placed into the on-chip ram.  When the packet's length
3154  * is known, it walks down the TG3_BDINFO entries to select the ring.
3155  * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO
3156  * which is within the range of the new packet's length is chosen.
3157  *
3158  * The "separate ring for rx status" scheme may sound queer, but it makes
3159  * sense from a cache coherency perspective.  If only the host writes
3160  * to the buffer post rings, and only the chip writes to the rx status
3161  * rings, then cache lines never move beyond shared-modified state.
3162  * If both the host and chip were to write into the same ring, cache line
3163  * eviction could occur since both entities want it in an exclusive state.
3164  */
3165 static int tg3_rx(struct tg3 *tp, int budget)
3166 {
3167         u32 work_mask;
3168         u32 sw_idx = tp->rx_rcb_ptr;
3169         u16 hw_idx;
3170         int received;
3171
3172         hw_idx = tp->hw_status->idx[0].rx_producer;
3173         /*
3174          * We need to order the read of hw_idx and the read of
3175          * the opaque cookie.
3176          */
3177         rmb();
3178         work_mask = 0;
3179         received = 0;
3180         while (sw_idx != hw_idx && budget > 0) {
3181                 struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx];
3182                 unsigned int len;
3183                 struct sk_buff *skb;
3184                 dma_addr_t dma_addr;
3185                 u32 opaque_key, desc_idx, *post_ptr;
3186
3187                 desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
3188                 opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
3189                 if (opaque_key == RXD_OPAQUE_RING_STD) {
3190                         dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx],
3191                                                   mapping);
3192                         skb = tp->rx_std_buffers[desc_idx].skb;
3193                         post_ptr = &tp->rx_std_ptr;
3194                 } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) {
3195                         dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx],
3196                                                   mapping);
3197                         skb = tp->rx_jumbo_buffers[desc_idx].skb;
3198                         post_ptr = &tp->rx_jumbo_ptr;
3199                 }
3200                 else {
3201                         goto next_pkt_nopost;
3202                 }
3203
3204                 work_mask |= opaque_key;
3205
3206                 if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
3207                     (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) {
3208                 drop_it:
3209                         tg3_recycle_rx(tp, opaque_key,
3210                                        desc_idx, *post_ptr);
3211                 drop_it_no_recycle:
3212                         /* Other statistics kept track of by card. */
3213                         tp->net_stats.rx_dropped++;
3214                         goto next_pkt;
3215                 }
3216
3217                 len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
3218
3219                 if (len > RX_COPY_THRESHOLD
3220                         && tp->rx_offset == 2
3221                         /* rx_offset != 2 iff this is a 5701 card running
3222                          * in PCI-X mode [see tg3_get_invariants()] */
3223                 ) {
3224                         int skb_size;
3225
3226                         skb_size = tg3_alloc_rx_skb(tp, opaque_key,
3227                                                     desc_idx, *post_ptr);
3228                         if (skb_size < 0)
3229                                 goto drop_it;
3230
3231                         pci_unmap_single(tp->pdev, dma_addr,
3232                                          skb_size - tp->rx_offset,
3233                                          PCI_DMA_FROMDEVICE);
3234
3235                         skb_put(skb, len);
3236                 } else {
3237                         struct sk_buff *copy_skb;
3238
3239                         tg3_recycle_rx(tp, opaque_key,
3240                                        desc_idx, *post_ptr);
3241
3242                         copy_skb = dev_alloc_skb(len + 2);
3243                         if (copy_skb == NULL)
3244                                 goto drop_it_no_recycle;
3245
3246                         copy_skb->dev = tp->dev;
3247                         skb_reserve(copy_skb, 2);
3248                         skb_put(copy_skb, len);
3249                         pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
3250                         memcpy(copy_skb->data, skb->data, len);
3251                         pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE);
3252
3253                         /* We'll reuse the original ring buffer. */
3254                         skb = copy_skb;
3255                 }
3256
3257                 if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) &&
3258                     (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) &&
3259                     (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK)
3260                       >> RXD_TCPCSUM_SHIFT) == 0xffff))
3261                         skb->ip_summed = CHECKSUM_UNNECESSARY;
3262                 else
3263                         skb->ip_summed = CHECKSUM_NONE;
3264
3265                 skb->protocol = eth_type_trans(skb, tp->dev);
3266 #if TG3_VLAN_TAG_USED
3267                 if (tp->vlgrp != NULL &&
3268                     desc->type_flags & RXD_FLAG_VLAN) {
3269                         tg3_vlan_rx(tp, skb,
3270                                     desc->err_vlan & RXD_VLAN_MASK);
3271                 } else
3272 #endif
3273                         netif_receive_skb(skb);
3274
3275                 tp->dev->last_rx = jiffies;
3276                 received++;
3277                 budget--;
3278
3279 next_pkt:
3280                 (*post_ptr)++;
3281 next_pkt_nopost:
3282                 sw_idx++;
3283                 sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
3284
3285                 /* Refresh hw_idx to see if there is new work */
3286                 if (sw_idx == hw_idx) {
3287                         hw_idx = tp->hw_status->idx[0].rx_producer;
3288                         rmb();
3289                 }
3290         }
3291
3292         /* ACK the status ring. */
3293         tp->rx_rcb_ptr = sw_idx;
3294         tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx);
3295
3296         /* Refill RX ring(s). */
3297         if (work_mask & RXD_OPAQUE_RING_STD) {
3298                 sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE;
3299                 tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
3300                              sw_idx);
3301         }
3302         if (work_mask & RXD_OPAQUE_RING_JUMBO) {
3303                 sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE;
3304                 tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
3305                              sw_idx);
3306         }
3307         mmiowb();
3308
3309         return received;
3310 }
3311
3312 static int tg3_poll(struct net_device *netdev, int *budget)
3313 {
3314         struct tg3 *tp = netdev_priv(netdev);
3315         struct tg3_hw_status *sblk = tp->hw_status;
3316         int done;
3317
3318         /* handle link change and other phy events */
3319         if (!(tp->tg3_flags &
3320               (TG3_FLAG_USE_LINKCHG_REG |
3321                TG3_FLAG_POLL_SERDES))) {
3322                 if (sblk->status & SD_STATUS_LINK_CHG) {
3323                         sblk->status = SD_STATUS_UPDATED |
3324                                 (sblk->status & ~SD_STATUS_LINK_CHG);
3325                         spin_lock(&tp->lock);
3326                         tg3_setup_phy(tp, 0);
3327                         spin_unlock(&tp->lock);
3328                 }
3329         }
3330
3331         /* run TX completion thread */
3332         if (sblk->idx[0].tx_consumer != tp->tx_cons) {
3333                 tg3_tx(tp);
3334         }
3335
3336         /* run RX thread, within the bounds set by NAPI.
3337          * All RX "locking" is done by ensuring outside
3338          * code synchronizes with dev->poll()
3339          */
3340         if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) {
3341                 int orig_budget = *budget;
3342                 int work_done;
3343
3344                 if (orig_budget > netdev->quota)
3345                         orig_budget = netdev->quota;
3346
3347                 work_done = tg3_rx(tp, orig_budget);
3348
3349                 *budget -= work_done;
3350                 netdev->quota -= work_done;
3351         }
3352
3353         if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
3354                 tp->last_tag = sblk->status_tag;
3355                 rmb();
3356         } else
3357                 sblk->status &= ~SD_STATUS_UPDATED;
3358
3359         /* if no more work, tell net stack and NIC we're done */
3360         done = !tg3_has_work(tp);
3361         if (done) {
3362                 netif_rx_complete(netdev);
3363                 tg3_restart_ints(tp);
3364         }
3365
3366         return (done ? 0 : 1);
3367 }
3368
3369 static void tg3_irq_quiesce(struct tg3 *tp)
3370 {
3371         BUG_ON(tp->irq_sync);
3372
3373         tp->irq_sync = 1;
3374         smp_mb();
3375
3376         synchronize_irq(tp->pdev->irq);
3377 }
3378
3379 static inline int tg3_irq_sync(struct tg3 *tp)
3380 {
3381         return tp->irq_sync;
3382 }
3383
3384 /* Fully shutdown all tg3 driver activity elsewhere in the system.
3385  * If irq_sync is non-zero, then the IRQ handler must be synchronized
3386  * with as well.  Most of the time, this is not necessary except when
3387  * shutting down the device.
3388  */
3389 static inline void tg3_full_lock(struct tg3 *tp, int irq_sync)
3390 {
3391         if (irq_sync)
3392                 tg3_irq_quiesce(tp);
3393         spin_lock_bh(&tp->lock);
3394         spin_lock(&tp->tx_lock);
3395 }
3396
3397 static inline void tg3_full_unlock(struct tg3 *tp)
3398 {
3399         spin_unlock(&tp->tx_lock);
3400         spin_unlock_bh(&tp->lock);
3401 }
3402
3403 /* One-shot MSI handler - Chip automatically disables interrupt
3404  * after sending MSI so driver doesn't have to do it.
3405  */
3406 static irqreturn_t tg3_msi_1shot(int irq, void *dev_id, struct pt_regs *regs)
3407 {
3408         struct net_device *dev = dev_id;
3409         struct tg3 *tp = netdev_priv(dev);
3410
3411         prefetch(tp->hw_status);
3412         prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
3413
3414         if (likely(!tg3_irq_sync(tp)))
3415                 netif_rx_schedule(dev);         /* schedule NAPI poll */
3416
3417         return IRQ_HANDLED;
3418 }
3419
3420 /* MSI ISR - No need to check for interrupt sharing and no need to
3421  * flush status block and interrupt mailbox. PCI ordering rules
3422  * guarantee that MSI will arrive after the status block.
3423  */
3424 static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs)
3425 {
3426         struct net_device *dev = dev_id;
3427         struct tg3 *tp = netdev_priv(dev);
3428
3429         prefetch(tp->hw_status);
3430         prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
3431         /*
3432          * Writing any value to intr-mbox-0 clears PCI INTA# and
3433          * chip-internal interrupt pending events.
3434          * Writing non-zero to intr-mbox-0 additional tells the
3435          * NIC to stop sending us irqs, engaging "in-intr-handler"
3436          * event coalescing.
3437          */
3438         tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
3439         if (likely(!tg3_irq_sync(tp)))
3440                 netif_rx_schedule(dev);         /* schedule NAPI poll */
3441
3442         return IRQ_RETVAL(1);
3443 }
3444
3445 static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs)
3446 {
3447         struct net_device *dev = dev_id;
3448         struct tg3 *tp = netdev_priv(dev);
3449         struct tg3_hw_status *sblk = tp->hw_status;
3450         unsigned int handled = 1;
3451
3452         /* In INTx mode, it is possible for the interrupt to arrive at
3453          * the CPU before the status block posted prior to the interrupt.
3454          * Reading the PCI State register will confirm whether the
3455          * interrupt is ours and will flush the status block.
3456          */
3457         if ((sblk->status & SD_STATUS_UPDATED) ||
3458             !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
3459                 /*
3460                  * Writing any value to intr-mbox-0 clears PCI INTA# and
3461                  * chip-internal interrupt pending events.
3462                  * Writing non-zero to intr-mbox-0 additional tells the
3463                  * NIC to stop sending us irqs, engaging "in-intr-handler"
3464                  * event coalescing.
3465                  */
3466                 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3467                              0x00000001);
3468                 if (tg3_irq_sync(tp))
3469                         goto out;
3470                 sblk->status &= ~SD_STATUS_UPDATED;
3471                 if (likely(tg3_has_work(tp))) {
3472                         prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
3473                         netif_rx_schedule(dev);         /* schedule NAPI poll */
3474                 } else {
3475                         /* No work, shared interrupt perhaps?  re-enable
3476                          * interrupts, and flush that PCI write
3477                          */
3478                         tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3479                                 0x00000000);
3480                 }
3481         } else {        /* shared interrupt */
3482                 handled = 0;
3483         }
3484 out:
3485         return IRQ_RETVAL(handled);
3486 }
3487
3488 static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs)
3489 {
3490         struct net_device *dev = dev_id;
3491         struct tg3 *tp = netdev_priv(dev);
3492         struct tg3_hw_status *sblk = tp->hw_status;
3493         unsigned int handled = 1;
3494
3495         /* In INTx mode, it is possible for the interrupt to arrive at
3496          * the CPU before the status block posted prior to the interrupt.
3497          * Reading the PCI State register will confirm whether the
3498          * interrupt is ours and will flush the status block.
3499          */
3500         if ((sblk->status_tag != tp->last_tag) ||
3501             !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
3502                 /*
3503                  * writing any value to intr-mbox-0 clears PCI INTA# and
3504                  * chip-internal interrupt pending events.
3505                  * writing non-zero to intr-mbox-0 additional tells the
3506                  * NIC to stop sending us irqs, engaging "in-intr-handler"
3507                  * event coalescing.
3508                  */
3509                 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3510                              0x00000001);
3511                 if (tg3_irq_sync(tp))
3512                         goto out;
3513                 if (netif_rx_schedule_prep(dev)) {
3514                         prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]);
3515                         /* Update last_tag to mark that this status has been
3516                          * seen. Because interrupt may be shared, we may be
3517                          * racing with tg3_poll(), so only update last_tag
3518                          * if tg3_poll() is not scheduled.
3519                          */
3520                         tp->last_tag = sblk->status_tag;
3521                         __netif_rx_schedule(dev);
3522                 }
3523         } else {        /* shared interrupt */
3524                 handled = 0;
3525         }
3526 out:
3527         return IRQ_RETVAL(handled);
3528 }
3529
3530 /* ISR for interrupt test */
3531 static irqreturn_t tg3_test_isr(int irq, void *dev_id,
3532                 struct pt_regs *regs)
3533 {
3534         struct net_device *dev = dev_id;
3535         struct tg3 *tp = netdev_priv(dev);
3536         struct tg3_hw_status *sblk = tp->hw_status;
3537
3538         if ((sblk->status & SD_STATUS_UPDATED) ||
3539             !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) {
3540                 tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW,
3541                              0x00000001);
3542                 return IRQ_RETVAL(1);
3543         }
3544         return IRQ_RETVAL(0);
3545 }
3546
3547 static int tg3_init_hw(struct tg3 *, int);
3548 static int tg3_halt(struct tg3 *, int, int);
3549
3550 #ifdef CONFIG_NET_POLL_CONTROLLER
3551 static void tg3_poll_controller(struct net_device *dev)
3552 {
3553         struct tg3 *tp = netdev_priv(dev);
3554
3555         tg3_interrupt(tp->pdev->irq, dev, NULL);
3556 }
3557 #endif
3558
3559 static void tg3_reset_task(void *_data)
3560 {
3561         struct tg3 *tp = _data;
3562         unsigned int restart_timer;
3563
3564         tg3_full_lock(tp, 0);
3565         tp->tg3_flags |= TG3_FLAG_IN_RESET_TASK;
3566
3567         if (!netif_running(tp->dev)) {
3568                 tp->tg3_flags &= ~TG3_FLAG_IN_RESET_TASK;
3569                 tg3_full_unlock(tp);
3570                 return;
3571         }
3572
3573         tg3_full_unlock(tp);
3574
3575         tg3_netif_stop(tp);
3576
3577         tg3_full_lock(tp, 1);
3578
3579         restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER;
3580         tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
3581
3582         tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
3583         tg3_init_hw(tp, 1);
3584
3585         tg3_netif_start(tp);
3586
3587         if (restart_timer)
3588                 mod_timer(&tp->timer, jiffies + 1);
3589
3590         tp->tg3_flags &= ~TG3_FLAG_IN_RESET_TASK;
3591
3592         tg3_full_unlock(tp);
3593 }
3594
3595 static void tg3_tx_timeout(struct net_device *dev)
3596 {
3597         struct tg3 *tp = netdev_priv(dev);
3598
3599         printk(KERN_ERR PFX "%s: transmit timed out, resetting\n",
3600                dev->name);
3601
3602         schedule_work(&tp->reset_task);
3603 }
3604
3605 /* Test for DMA buffers crossing any 4GB boundaries: 4G, 8G, etc */
3606 static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len)
3607 {
3608         u32 base = (u32) mapping & 0xffffffff;
3609
3610         return ((base > 0xffffdcc0) &&
3611                 (base + len + 8 < base));
3612 }
3613
3614 /* Test for DMA addresses > 40-bit */
3615 static inline int tg3_40bit_overflow_test(struct tg3 *tp, dma_addr_t mapping,
3616                                           int len)
3617 {
3618 #if defined(CONFIG_HIGHMEM) && (BITS_PER_LONG == 64)
3619         if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG)
3620                 return (((u64) mapping + len) > DMA_40BIT_MASK);
3621         return 0;
3622 #else
3623         return 0;
3624 #endif
3625 }
3626
3627 static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32);
3628
3629 /* Workaround 4GB and 40-bit hardware DMA bugs. */
3630 static int tigon3_dma_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb,
3631                                        u32 last_plus_one, u32 *start,
3632                                        u32 base_flags, u32 mss)
3633 {
3634         struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC);
3635         dma_addr_t new_addr = 0;
3636         u32 entry = *start;
3637         int i, ret = 0;
3638
3639         if (!new_skb) {
3640                 ret = -1;
3641         } else {
3642                 /* New SKB is guaranteed to be linear. */
3643                 entry = *start;
3644                 new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len,
3645                                           PCI_DMA_TODEVICE);
3646                 /* Make sure new skb does not cross any 4G boundaries.
3647                  * Drop the packet if it does.
3648                  */
3649                 if (tg3_4g_overflow_test(new_addr, new_skb->len)) {
3650                         ret = -1;
3651                         dev_kfree_skb(new_skb);
3652                         new_skb = NULL;
3653                 } else {
3654                         tg3_set_txd(tp, entry, new_addr, new_skb->len,
3655                                     base_flags, 1 | (mss << 1));
3656                         *start = NEXT_TX(entry);
3657                 }
3658         }
3659
3660         /* Now clean up the sw ring entries. */
3661         i = 0;
3662         while (entry != last_plus_one) {
3663                 int len;
3664
3665                 if (i == 0)
3666                         len = skb_headlen(skb);
3667                 else
3668                         len = skb_shinfo(skb)->frags[i-1].size;
3669                 pci_unmap_single(tp->pdev,
3670                                  pci_unmap_addr(&tp->tx_buffers[entry], mapping),
3671                                  len, PCI_DMA_TODEVICE);
3672                 if (i == 0) {
3673                         tp->tx_buffers[entry].skb = new_skb;
3674                         pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, new_addr);
3675                 } else {
3676                         tp->tx_buffers[entry].skb = NULL;
3677                 }
3678                 entry = NEXT_TX(entry);
3679                 i++;
3680         }
3681
3682         dev_kfree_skb(skb);
3683
3684         return ret;
3685 }
3686
3687 static void tg3_set_txd(struct tg3 *tp, int entry,
3688                         dma_addr_t mapping, int len, u32 flags,
3689                         u32 mss_and_is_end)
3690 {
3691         struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry];
3692         int is_end = (mss_and_is_end & 0x1);
3693         u32 mss = (mss_and_is_end >> 1);
3694         u32 vlan_tag = 0;
3695
3696         if (is_end)
3697                 flags |= TXD_FLAG_END;
3698         if (flags & TXD_FLAG_VLAN) {
3699                 vlan_tag = flags >> 16;
3700                 flags &= 0xffff;
3701         }
3702         vlan_tag |= (mss << TXD_MSS_SHIFT);
3703
3704         txd->addr_hi = ((u64) mapping >> 32);
3705         txd->addr_lo = ((u64) mapping & 0xffffffff);
3706         txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
3707         txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT;
3708 }
3709
3710 /* hard_start_xmit for devices that don't have any bugs and
3711  * support TG3_FLG2_HW_TSO_2 only.
3712  */
3713 static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
3714 {
3715         struct tg3 *tp = netdev_priv(dev);
3716         dma_addr_t mapping;
3717         u32 len, entry, base_flags, mss;
3718
3719         len = skb_headlen(skb);
3720
3721         /* No BH disabling for tx_lock here.  We are running in BH disabled
3722          * context and TX reclaim runs via tp->poll inside of a software
3723          * interrupt.  Furthermore, IRQ processing runs lockless so we have
3724          * no IRQ context deadlocks to worry about either.  Rejoice!
3725          */
3726         if (!spin_trylock(&tp->tx_lock))
3727                 return NETDEV_TX_LOCKED;
3728
3729         if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
3730                 if (!netif_queue_stopped(dev)) {
3731                         netif_stop_queue(dev);
3732
3733                         /* This is a hard error, log it. */
3734                         printk(KERN_ERR PFX "%s: BUG! Tx Ring full when "
3735                                "queue awake!\n", dev->name);
3736                 }
3737                 spin_unlock(&tp->tx_lock);
3738                 return NETDEV_TX_BUSY;
3739         }
3740
3741         entry = tp->tx_prod;
3742         base_flags = 0;
3743 #if TG3_TSO_SUPPORT != 0
3744         mss = 0;
3745         if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
3746             (mss = skb_shinfo(skb)->tso_size) != 0) {
3747                 int tcp_opt_len, ip_tcp_len;
3748
3749                 if (skb_header_cloned(skb) &&
3750                     pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
3751                         dev_kfree_skb(skb);
3752                         goto out_unlock;
3753                 }
3754
3755                 tcp_opt_len = ((skb->h.th->doff - 5) * 4);
3756                 ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
3757
3758                 base_flags |= (TXD_FLAG_CPU_PRE_DMA |
3759                                TXD_FLAG_CPU_POST_DMA);
3760
3761                 skb->nh.iph->check = 0;
3762                 skb->nh.iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len);
3763
3764                 skb->h.th->check = 0;
3765
3766                 mss |= (ip_tcp_len + tcp_opt_len) << 9;
3767         }
3768         else if (skb->ip_summed == CHECKSUM_HW)
3769                 base_flags |= TXD_FLAG_TCPUDP_CSUM;
3770 #else
3771         mss = 0;
3772         if (skb->ip_summed == CHECKSUM_HW)
3773                 base_flags |= TXD_FLAG_TCPUDP_CSUM;
3774 #endif
3775 #if TG3_VLAN_TAG_USED
3776         if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
3777                 base_flags |= (TXD_FLAG_VLAN |
3778                                (vlan_tx_tag_get(skb) << 16));
3779 #endif
3780
3781         /* Queue skb data, a.k.a. the main skb fragment. */
3782         mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
3783
3784         tp->tx_buffers[entry].skb = skb;
3785         pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
3786
3787         tg3_set_txd(tp, entry, mapping, len, base_flags,
3788                     (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
3789
3790         entry = NEXT_TX(entry);
3791
3792         /* Now loop through additional data fragments, and queue them. */
3793         if (skb_shinfo(skb)->nr_frags > 0) {
3794                 unsigned int i, last;
3795
3796                 last = skb_shinfo(skb)->nr_frags - 1;
3797                 for (i = 0; i <= last; i++) {
3798                         skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
3799
3800                         len = frag->size;
3801                         mapping = pci_map_page(tp->pdev,
3802                                                frag->page,
3803                                                frag->page_offset,
3804                                                len, PCI_DMA_TODEVICE);
3805
3806                         tp->tx_buffers[entry].skb = NULL;
3807                         pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
3808
3809                         tg3_set_txd(tp, entry, mapping, len,
3810                                     base_flags, (i == last) | (mss << 1));
3811
3812                         entry = NEXT_TX(entry);
3813                 }
3814         }
3815
3816         /* Packets are ready, update Tx producer idx local and on card. */
3817         tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
3818
3819         tp->tx_prod = entry;
3820         if (TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1)) {
3821                 netif_stop_queue(dev);
3822                 if (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH)
3823                         netif_wake_queue(tp->dev);
3824         }
3825
3826 out_unlock:
3827         mmiowb();
3828         spin_unlock(&tp->tx_lock);
3829
3830         dev->trans_start = jiffies;
3831
3832         return NETDEV_TX_OK;
3833 }
3834
3835 /* hard_start_xmit for devices that have the 4G bug and/or 40-bit bug and
3836  * support TG3_FLG2_HW_TSO_1 or firmware TSO only.
3837  */
3838 static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev)
3839 {
3840         struct tg3 *tp = netdev_priv(dev);
3841         dma_addr_t mapping;
3842         u32 len, entry, base_flags, mss;
3843         int would_hit_hwbug;
3844
3845         len = skb_headlen(skb);
3846
3847         /* No BH disabling for tx_lock here.  We are running in BH disabled
3848          * context and TX reclaim runs via tp->poll inside of a software
3849          * interrupt.  Furthermore, IRQ processing runs lockless so we have
3850          * no IRQ context deadlocks to worry about either.  Rejoice!
3851          */
3852         if (!spin_trylock(&tp->tx_lock))
3853                 return NETDEV_TX_LOCKED;
3854
3855         if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) {
3856                 if (!netif_queue_stopped(dev)) {
3857                         netif_stop_queue(dev);
3858
3859                         /* This is a hard error, log it. */
3860                         printk(KERN_ERR PFX "%s: BUG! Tx Ring full when "
3861                                "queue awake!\n", dev->name);
3862                 }
3863                 spin_unlock(&tp->tx_lock);
3864                 return NETDEV_TX_BUSY;
3865         }
3866
3867         entry = tp->tx_prod;
3868         base_flags = 0;
3869         if (skb->ip_summed == CHECKSUM_HW)
3870                 base_flags |= TXD_FLAG_TCPUDP_CSUM;
3871 #if TG3_TSO_SUPPORT != 0
3872         mss = 0;
3873         if (skb->len > (tp->dev->mtu + ETH_HLEN) &&
3874             (mss = skb_shinfo(skb)->tso_size) != 0) {
3875                 int tcp_opt_len, ip_tcp_len;
3876
3877                 if (skb_header_cloned(skb) &&
3878                     pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) {
3879                         dev_kfree_skb(skb);
3880                         goto out_unlock;
3881                 }
3882
3883                 tcp_opt_len = ((skb->h.th->doff - 5) * 4);
3884                 ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
3885
3886                 base_flags |= (TXD_FLAG_CPU_PRE_DMA |
3887                                TXD_FLAG_CPU_POST_DMA);
3888
3889                 skb->nh.iph->check = 0;
3890                 skb->nh.iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len);
3891                 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
3892                         skb->h.th->check = 0;
3893                         base_flags &= ~TXD_FLAG_TCPUDP_CSUM;
3894                 }
3895                 else {
3896                         skb->h.th->check =
3897                                 ~csum_tcpudp_magic(skb->nh.iph->saddr,
3898                                                    skb->nh.iph->daddr,
3899                                                    0, IPPROTO_TCP, 0);
3900                 }
3901
3902                 if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) ||
3903                     (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
3904                         if (tcp_opt_len || skb->nh.iph->ihl > 5) {
3905                                 int tsflags;
3906
3907                                 tsflags = ((skb->nh.iph->ihl - 5) +
3908                                            (tcp_opt_len >> 2));
3909                                 mss |= (tsflags << 11);
3910                         }
3911                 } else {
3912                         if (tcp_opt_len || skb->nh.iph->ihl > 5) {
3913                                 int tsflags;
3914
3915                                 tsflags = ((skb->nh.iph->ihl - 5) +
3916                                            (tcp_opt_len >> 2));
3917                                 base_flags |= tsflags << 12;
3918                         }
3919                 }
3920         }
3921 #else
3922         mss = 0;
3923 #endif
3924 #if TG3_VLAN_TAG_USED
3925         if (tp->vlgrp != NULL && vlan_tx_tag_present(skb))
3926                 base_flags |= (TXD_FLAG_VLAN |
3927                                (vlan_tx_tag_get(skb) << 16));
3928 #endif
3929
3930         /* Queue skb data, a.k.a. the main skb fragment. */
3931         mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE);
3932
3933         tp->tx_buffers[entry].skb = skb;
3934         pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
3935
3936         would_hit_hwbug = 0;
3937
3938         if (tg3_4g_overflow_test(mapping, len))
3939                 would_hit_hwbug = 1;
3940
3941         tg3_set_txd(tp, entry, mapping, len, base_flags,
3942                     (skb_shinfo(skb)->nr_frags == 0) | (mss << 1));
3943
3944         entry = NEXT_TX(entry);
3945
3946         /* Now loop through additional data fragments, and queue them. */
3947         if (skb_shinfo(skb)->nr_frags > 0) {
3948                 unsigned int i, last;
3949
3950                 last = skb_shinfo(skb)->nr_frags - 1;
3951                 for (i = 0; i <= last; i++) {
3952                         skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
3953
3954                         len = frag->size;
3955                         mapping = pci_map_page(tp->pdev,
3956                                                frag->page,
3957                                                frag->page_offset,
3958                                                len, PCI_DMA_TODEVICE);
3959
3960                         tp->tx_buffers[entry].skb = NULL;
3961                         pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping);
3962
3963                         if (tg3_4g_overflow_test(mapping, len))
3964                                 would_hit_hwbug = 1;
3965
3966                         if (tg3_40bit_overflow_test(tp, mapping, len))
3967                                 would_hit_hwbug = 1;
3968
3969                         if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
3970                                 tg3_set_txd(tp, entry, mapping, len,
3971                                             base_flags, (i == last)|(mss << 1));
3972                         else
3973                                 tg3_set_txd(tp, entry, mapping, len,
3974                                             base_flags, (i == last));
3975
3976                         entry = NEXT_TX(entry);
3977                 }
3978         }
3979
3980         if (would_hit_hwbug) {
3981                 u32 last_plus_one = entry;
3982                 u32 start;
3983
3984                 start = entry - 1 - skb_shinfo(skb)->nr_frags;
3985                 start &= (TG3_TX_RING_SIZE - 1);
3986
3987                 /* If the workaround fails due to memory/mapping
3988                  * failure, silently drop this packet.
3989                  */
3990                 if (tigon3_dma_hwbug_workaround(tp, skb, last_plus_one,
3991                                                 &start, base_flags, mss))
3992                         goto out_unlock;
3993
3994                 entry = start;
3995         }
3996
3997         /* Packets are ready, update Tx producer idx local and on card. */
3998         tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
3999
4000         tp->tx_prod = entry;
4001         if (TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1)) {
4002                 netif_stop_queue(dev);
4003                 if (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH)
4004                         netif_wake_queue(tp->dev);
4005         }
4006
4007 out_unlock:
4008         mmiowb();
4009         spin_unlock(&tp->tx_lock);
4010
4011         dev->trans_start = jiffies;
4012
4013         return NETDEV_TX_OK;
4014 }
4015
4016 static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp,
4017                                int new_mtu)
4018 {
4019         dev->mtu = new_mtu;
4020
4021         if (new_mtu > ETH_DATA_LEN) {
4022                 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
4023                         tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
4024                         ethtool_op_set_tso(dev, 0);
4025                 }
4026                 else
4027                         tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
4028         } else {
4029                 if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
4030                         tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
4031                 tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE;
4032         }
4033 }
4034
4035 static int tg3_change_mtu(struct net_device *dev, int new_mtu)
4036 {
4037         struct tg3 *tp = netdev_priv(dev);
4038
4039         if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp))
4040                 return -EINVAL;
4041
4042         if (!netif_running(dev)) {
4043                 /* We'll just catch it later when the
4044                  * device is up'd.
4045                  */
4046                 tg3_set_mtu(dev, tp, new_mtu);
4047                 return 0;
4048         }
4049
4050         tg3_netif_stop(tp);
4051
4052         tg3_full_lock(tp, 1);
4053
4054         tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
4055
4056         tg3_set_mtu(dev, tp, new_mtu);
4057
4058         tg3_init_hw(tp, 0);
4059
4060         tg3_netif_start(tp);
4061
4062         tg3_full_unlock(tp);
4063
4064         return 0;
4065 }
4066
4067 /* Free up pending packets in all rx/tx rings.
4068  *
4069  * The chip has been shut down and the driver detached from
4070  * the networking, so no interrupts or new tx packets will
4071  * end up in the driver.  tp->{tx,}lock is not held and we are not
4072  * in an interrupt context and thus may sleep.
4073  */
4074 static void tg3_free_rings(struct tg3 *tp)
4075 {
4076         struct ring_info *rxp;
4077         int i;
4078
4079         for (i = 0; i < TG3_RX_RING_SIZE; i++) {
4080                 rxp = &tp->rx_std_buffers[i];
4081
4082                 if (rxp->skb == NULL)
4083                         continue;
4084                 pci_unmap_single(tp->pdev,
4085                                  pci_unmap_addr(rxp, mapping),
4086                                  tp->rx_pkt_buf_sz - tp->rx_offset,
4087                                  PCI_DMA_FROMDEVICE);
4088                 dev_kfree_skb_any(rxp->skb);
4089                 rxp->skb = NULL;
4090         }
4091
4092         for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
4093                 rxp = &tp->rx_jumbo_buffers[i];
4094
4095                 if (rxp->skb == NULL)
4096                         continue;
4097                 pci_unmap_single(tp->pdev,
4098                                  pci_unmap_addr(rxp, mapping),
4099                                  RX_JUMBO_PKT_BUF_SZ - tp->rx_offset,
4100                                  PCI_DMA_FROMDEVICE);
4101                 dev_kfree_skb_any(rxp->skb);
4102                 rxp->skb = NULL;
4103         }
4104
4105         for (i = 0; i < TG3_TX_RING_SIZE; ) {
4106                 struct tx_ring_info *txp;
4107                 struct sk_buff *skb;
4108                 int j;
4109
4110                 txp = &tp->tx_buffers[i];
4111                 skb = txp->skb;
4112
4113                 if (skb == NULL) {
4114                         i++;
4115                         continue;
4116                 }
4117
4118                 pci_unmap_single(tp->pdev,
4119                                  pci_unmap_addr(txp, mapping),
4120                                  skb_headlen(skb),
4121                                  PCI_DMA_TODEVICE);
4122                 txp->skb = NULL;
4123
4124                 i++;
4125
4126                 for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) {
4127                         txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)];
4128                         pci_unmap_page(tp->pdev,
4129                                        pci_unmap_addr(txp, mapping),
4130                                        skb_shinfo(skb)->frags[j].size,
4131                                        PCI_DMA_TODEVICE);
4132                         i++;
4133                 }
4134
4135                 dev_kfree_skb_any(skb);
4136         }
4137 }
4138
4139 /* Initialize tx/rx rings for packet processing.
4140  *
4141  * The chip has been shut down and the driver detached from
4142  * the networking, so no interrupts or new tx packets will
4143  * end up in the driver.  tp->{tx,}lock are held and thus
4144  * we may not sleep.
4145  */
4146 static void tg3_init_rings(struct tg3 *tp)
4147 {
4148         u32 i;
4149
4150         /* Free up all the SKBs. */
4151         tg3_free_rings(tp);
4152
4153         /* Zero out all descriptors. */
4154         memset(tp->rx_std, 0, TG3_RX_RING_BYTES);
4155         memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES);
4156         memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
4157         memset(tp->tx_ring, 0, TG3_TX_RING_BYTES);
4158
4159         tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ;
4160         if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) &&
4161             (tp->dev->mtu > ETH_DATA_LEN))
4162                 tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ;
4163
4164         /* Initialize invariants of the rings, we only set this
4165          * stuff once.  This works because the card does not
4166          * write into the rx buffer posting rings.
4167          */
4168         for (i = 0; i < TG3_RX_RING_SIZE; i++) {
4169                 struct tg3_rx_buffer_desc *rxd;
4170
4171                 rxd = &tp->rx_std[i];
4172                 rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64)
4173                         << RXD_LEN_SHIFT;
4174                 rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
4175                 rxd->opaque = (RXD_OPAQUE_RING_STD |
4176                                (i << RXD_OPAQUE_INDEX_SHIFT));
4177         }
4178
4179         if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
4180                 for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) {
4181                         struct tg3_rx_buffer_desc *rxd;
4182
4183                         rxd = &tp->rx_jumbo[i];
4184                         rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64)
4185                                 << RXD_LEN_SHIFT;
4186                         rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) |
4187                                 RXD_FLAG_JUMBO;
4188                         rxd->opaque = (RXD_OPAQUE_RING_JUMBO |
4189                                (i << RXD_OPAQUE_INDEX_SHIFT));
4190                 }
4191         }
4192
4193         /* Now allocate fresh SKBs for each rx ring. */
4194         for (i = 0; i < tp->rx_pending; i++) {
4195                 if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD,
4196                                      -1, i) < 0)
4197                         break;
4198         }
4199
4200         if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
4201                 for (i = 0; i < tp->rx_jumbo_pending; i++) {
4202                         if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO,
4203                                              -1, i) < 0)
4204                                 break;
4205                 }
4206         }
4207 }
4208
4209 /*
4210  * Must not be invoked with interrupt sources disabled and
4211  * the hardware shutdown down.
4212  */
4213 static void tg3_free_consistent(struct tg3 *tp)
4214 {
4215         kfree(tp->rx_std_buffers);
4216         tp->rx_std_buffers = NULL;
4217         if (tp->rx_std) {
4218                 pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES,
4219                                     tp->rx_std, tp->rx_std_mapping);
4220                 tp->rx_std = NULL;
4221         }
4222         if (tp->rx_jumbo) {
4223                 pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
4224                                     tp->rx_jumbo, tp->rx_jumbo_mapping);
4225                 tp->rx_jumbo = NULL;
4226         }
4227         if (tp->rx_rcb) {
4228                 pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
4229                                     tp->rx_rcb, tp->rx_rcb_mapping);
4230                 tp->rx_rcb = NULL;
4231         }
4232         if (tp->tx_ring) {
4233                 pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES,
4234                         tp->tx_ring, tp->tx_desc_mapping);
4235                 tp->tx_ring = NULL;
4236         }
4237         if (tp->hw_status) {
4238                 pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE,
4239                                     tp->hw_status, tp->status_mapping);
4240                 tp->hw_status = NULL;
4241         }
4242         if (tp->hw_stats) {
4243                 pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats),
4244                                     tp->hw_stats, tp->stats_mapping);
4245                 tp->hw_stats = NULL;
4246         }
4247 }
4248
4249 /*
4250  * Must not be invoked with interrupt sources disabled and
4251  * the hardware shutdown down.  Can sleep.
4252  */
4253 static int tg3_alloc_consistent(struct tg3 *tp)
4254 {
4255         tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
4256                                       (TG3_RX_RING_SIZE +
4257                                        TG3_RX_JUMBO_RING_SIZE)) +
4258                                      (sizeof(struct tx_ring_info) *
4259                                       TG3_TX_RING_SIZE),
4260                                      GFP_KERNEL);
4261         if (!tp->rx_std_buffers)
4262                 return -ENOMEM;
4263
4264         memset(tp->rx_std_buffers, 0,
4265                (sizeof(struct ring_info) *
4266                 (TG3_RX_RING_SIZE +
4267                  TG3_RX_JUMBO_RING_SIZE)) +
4268                (sizeof(struct tx_ring_info) *
4269                 TG3_TX_RING_SIZE));
4270
4271         tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
4272         tp->tx_buffers = (struct tx_ring_info *)
4273                 &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE];
4274
4275         tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES,
4276                                           &tp->rx_std_mapping);
4277         if (!tp->rx_std)
4278                 goto err_out;
4279
4280         tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES,
4281                                             &tp->rx_jumbo_mapping);
4282
4283         if (!tp->rx_jumbo)
4284                 goto err_out;
4285
4286         tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp),
4287                                           &tp->rx_rcb_mapping);
4288         if (!tp->rx_rcb)
4289                 goto err_out;
4290
4291         tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES,
4292                                            &tp->tx_desc_mapping);
4293         if (!tp->tx_ring)
4294                 goto err_out;
4295
4296         tp->hw_status = pci_alloc_consistent(tp->pdev,
4297                                              TG3_HW_STATUS_SIZE,
4298                                              &tp->status_mapping);
4299         if (!tp->hw_status)
4300                 goto err_out;
4301
4302         tp->hw_stats = pci_alloc_consistent(tp->pdev,
4303                                             sizeof(struct tg3_hw_stats),
4304                                             &tp->stats_mapping);
4305         if (!tp->hw_stats)
4306                 goto err_out;
4307
4308         memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
4309         memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
4310
4311         return 0;
4312
4313 err_out:
4314         tg3_free_consistent(tp);
4315         return -ENOMEM;
4316 }
4317
4318 #define MAX_WAIT_CNT 1000
4319
4320 /* To stop a block, clear the enable bit and poll till it
4321  * clears.  tp->lock is held.
4322  */
4323 static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent)
4324 {
4325         unsigned int i;
4326         u32 val;
4327
4328         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
4329                 switch (ofs) {
4330                 case RCVLSC_MODE:
4331                 case DMAC_MODE:
4332                 case MBFREE_MODE:
4333                 case BUFMGR_MODE:
4334                 case MEMARB_MODE:
4335                         /* We can't enable/disable these bits of the
4336                          * 5705/5750, just say success.
4337                          */
4338                         return 0;
4339
4340                 default:
4341                         break;
4342                 };
4343         }
4344
4345         val = tr32(ofs);
4346         val &= ~enable_bit;
4347         tw32_f(ofs, val);
4348
4349         for (i = 0; i < MAX_WAIT_CNT; i++) {
4350                 udelay(100);
4351                 val = tr32(ofs);
4352                 if ((val & enable_bit) == 0)
4353                         break;
4354         }
4355
4356         if (i == MAX_WAIT_CNT && !silent) {
4357                 printk(KERN_ERR PFX "tg3_stop_block timed out, "
4358                        "ofs=%lx enable_bit=%x\n",
4359                        ofs, enable_bit);
4360                 return -ENODEV;
4361         }
4362
4363         return 0;
4364 }
4365
4366 /* tp->lock is held. */
4367 static int tg3_abort_hw(struct tg3 *tp, int silent)
4368 {
4369         int i, err;
4370
4371         tg3_disable_ints(tp);
4372
4373         tp->rx_mode &= ~RX_MODE_ENABLE;
4374         tw32_f(MAC_RX_MODE, tp->rx_mode);
4375         udelay(10);
4376
4377         err  = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent);
4378         err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent);
4379         err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent);
4380         err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent);
4381         err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent);
4382         err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent);
4383
4384         err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent);
4385         err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent);
4386         err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent);
4387         err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent);
4388         err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent);
4389         err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent);
4390         err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent);
4391
4392         tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
4393         tw32_f(MAC_MODE, tp->mac_mode);
4394         udelay(40);
4395
4396         tp->tx_mode &= ~TX_MODE_ENABLE;
4397         tw32_f(MAC_TX_MODE, tp->tx_mode);
4398
4399         for (i = 0; i < MAX_WAIT_CNT; i++) {
4400                 udelay(100);
4401                 if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
4402                         break;
4403         }
4404         if (i >= MAX_WAIT_CNT) {
4405                 printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, "
4406                        "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n",
4407                        tp->dev->name, tr32(MAC_TX_MODE));
4408                 err |= -ENODEV;
4409         }
4410
4411         err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent);
4412         err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent);
4413         err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent);
4414
4415         tw32(FTQ_RESET, 0xffffffff);
4416         tw32(FTQ_RESET, 0x00000000);
4417
4418         err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent);
4419         err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent);
4420
4421         if (tp->hw_status)
4422                 memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
4423         if (tp->hw_stats)
4424                 memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats));
4425
4426         return err;
4427 }
4428
4429 /* tp->lock is held. */
4430 static int tg3_nvram_lock(struct tg3 *tp)
4431 {
4432         if (tp->tg3_flags & TG3_FLAG_NVRAM) {
4433                 int i;
4434
4435                 if (tp->nvram_lock_cnt == 0) {
4436                         tw32(NVRAM_SWARB, SWARB_REQ_SET1);
4437                         for (i = 0; i < 8000; i++) {
4438                                 if (tr32(NVRAM_SWARB) & SWARB_GNT1)
4439                                         break;
4440                                 udelay(20);
4441                         }
4442                         if (i == 8000) {
4443                                 tw32(NVRAM_SWARB, SWARB_REQ_CLR1);
4444                                 return -ENODEV;
4445                         }
4446                 }
4447                 tp->nvram_lock_cnt++;
4448         }
4449         return 0;
4450 }
4451
4452 /* tp->lock is held. */
4453 static void tg3_nvram_unlock(struct tg3 *tp)
4454 {
4455         if (tp->tg3_flags & TG3_FLAG_NVRAM) {
4456                 if (tp->nvram_lock_cnt > 0)
4457                         tp->nvram_lock_cnt--;
4458                 if (tp->nvram_lock_cnt == 0)
4459                         tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1);
4460         }
4461 }
4462
4463 /* tp->lock is held. */
4464 static void tg3_enable_nvram_access(struct tg3 *tp)
4465 {
4466         if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
4467             !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
4468                 u32 nvaccess = tr32(NVRAM_ACCESS);
4469
4470                 tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE);
4471         }
4472 }
4473
4474 /* tp->lock is held. */
4475 static void tg3_disable_nvram_access(struct tg3 *tp)
4476 {
4477         if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
4478             !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) {
4479                 u32 nvaccess = tr32(NVRAM_ACCESS);
4480
4481                 tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE);
4482         }
4483 }
4484
4485 /* tp->lock is held. */
4486 static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind)
4487 {
4488         tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX,
4489                       NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
4490
4491         if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
4492                 switch (kind) {
4493                 case RESET_KIND_INIT:
4494                         tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4495                                       DRV_STATE_START);
4496                         break;
4497
4498                 case RESET_KIND_SHUTDOWN:
4499                         tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4500                                       DRV_STATE_UNLOAD);
4501                         break;
4502
4503                 case RESET_KIND_SUSPEND:
4504                         tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4505                                       DRV_STATE_SUSPEND);
4506                         break;
4507
4508                 default:
4509                         break;
4510                 };
4511         }
4512 }
4513
4514 /* tp->lock is held. */
4515 static void tg3_write_sig_post_reset(struct tg3 *tp, int kind)
4516 {
4517         if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) {
4518                 switch (kind) {
4519                 case RESET_KIND_INIT:
4520                         tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4521                                       DRV_STATE_START_DONE);
4522                         break;
4523
4524                 case RESET_KIND_SHUTDOWN:
4525                         tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4526                                       DRV_STATE_UNLOAD_DONE);
4527                         break;
4528
4529                 default:
4530                         break;
4531                 };
4532         }
4533 }
4534
4535 /* tp->lock is held. */
4536 static void tg3_write_sig_legacy(struct tg3 *tp, int kind)
4537 {
4538         if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
4539                 switch (kind) {
4540                 case RESET_KIND_INIT:
4541                         tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4542                                       DRV_STATE_START);
4543                         break;
4544
4545                 case RESET_KIND_SHUTDOWN:
4546                         tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4547                                       DRV_STATE_UNLOAD);
4548                         break;
4549
4550                 case RESET_KIND_SUSPEND:
4551                         tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX,
4552                                       DRV_STATE_SUSPEND);
4553                         break;
4554
4555                 default:
4556                         break;
4557                 };
4558         }
4559 }
4560
4561 static void tg3_stop_fw(struct tg3 *);
4562
4563 /* tp->lock is held. */
4564 static int tg3_chip_reset(struct tg3 *tp)
4565 {
4566         u32 val;
4567         void (*write_op)(struct tg3 *, u32, u32);
4568         int i;
4569
4570         tg3_nvram_lock(tp);
4571
4572         /* No matching tg3_nvram_unlock() after this because
4573          * chip reset below will undo the nvram lock.
4574          */
4575         tp->nvram_lock_cnt = 0;
4576
4577         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
4578             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
4579             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
4580                 tw32(GRC_FASTBOOT_PC, 0);
4581
4582         /*
4583          * We must avoid the readl() that normally takes place.
4584          * It locks machines, causes machine checks, and other
4585          * fun things.  So, temporarily disable the 5701
4586          * hardware workaround, while we do the reset.
4587          */
4588         write_op = tp->write32;
4589         if (write_op == tg3_write_flush_reg32)
4590                 tp->write32 = tg3_write32;
4591
4592         /* do the reset */
4593         val = GRC_MISC_CFG_CORECLK_RESET;
4594
4595         if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
4596                 if (tr32(0x7e2c) == 0x60) {
4597                         tw32(0x7e2c, 0x20);
4598                 }
4599                 if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
4600                         tw32(GRC_MISC_CFG, (1 << 29));
4601                         val |= (1 << 29);
4602                 }
4603         }
4604
4605         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
4606                 val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
4607         tw32(GRC_MISC_CFG, val);
4608
4609         /* restore 5701 hardware bug workaround write method */
4610         tp->write32 = write_op;
4611
4612         /* Unfortunately, we have to delay before the PCI read back.
4613          * Some 575X chips even will not respond to a PCI cfg access
4614          * when the reset command is given to the chip.
4615          *
4616          * How do these hardware designers expect things to work
4617          * properly if the PCI write is posted for a long period
4618          * of time?  It is always necessary to have some method by
4619          * which a register read back can occur to push the write
4620          * out which does the reset.
4621          *
4622          * For most tg3 variants the trick below was working.
4623          * Ho hum...
4624          */
4625         udelay(120);
4626
4627         /* Flush PCI posted writes.  The normal MMIO registers
4628          * are inaccessible at this time so this is the only
4629          * way to make this reliably (actually, this is no longer
4630          * the case, see above).  I tried to use indirect
4631          * register read/write but this upset some 5701 variants.
4632          */
4633         pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);
4634
4635         udelay(120);
4636
4637         if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
4638                 if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) {
4639                         int i;
4640                         u32 cfg_val;
4641
4642                         /* Wait for link training to complete.  */
4643                         for (i = 0; i < 5000; i++)
4644                                 udelay(100);
4645
4646                         pci_read_config_dword(tp->pdev, 0xc4, &cfg_val);
4647                         pci_write_config_dword(tp->pdev, 0xc4,
4648                                                cfg_val | (1 << 15));
4649                 }
4650                 /* Set PCIE max payload size and clear error status.  */
4651                 pci_write_config_dword(tp->pdev, 0xd8, 0xf5000);
4652         }
4653
4654         /* Re-enable indirect register accesses. */
4655         pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
4656                                tp->misc_host_ctrl);
4657
4658         /* Set MAX PCI retry to zero. */
4659         val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
4660         if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
4661             (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
4662                 val |= PCISTATE_RETRY_SAME_DMA;
4663         pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);
4664
4665         pci_restore_state(tp->pdev);
4666
4667         /* Make sure PCI-X relaxed ordering bit is clear. */
4668         pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
4669         val &= ~PCIX_CAPS_RELAXED_ORDERING;
4670         pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);
4671
4672         if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) {
4673                 u32 val;
4674
4675                 /* Chip reset on 5780 will reset MSI enable bit,
4676                  * so need to restore it.
4677                  */
4678                 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
4679                         u16 ctrl;
4680
4681                         pci_read_config_word(tp->pdev,
4682                                              tp->msi_cap + PCI_MSI_FLAGS,
4683                                              &ctrl);
4684                         pci_write_config_word(tp->pdev,
4685                                               tp->msi_cap + PCI_MSI_FLAGS,
4686                                               ctrl | PCI_MSI_FLAGS_ENABLE);
4687                         val = tr32(MSGINT_MODE);
4688                         tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE);
4689                 }
4690
4691                 val = tr32(MEMARB_MODE);
4692                 tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
4693
4694         } else
4695                 tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
4696
4697         if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) {
4698                 tg3_stop_fw(tp);
4699                 tw32(0x5000, 0x400);
4700         }
4701
4702         tw32(GRC_MODE, tp->grc_mode);
4703
4704         if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
4705                 u32 val = tr32(0xc4);
4706
4707                 tw32(0xc4, val | (1 << 15));
4708         }
4709
4710         if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 &&
4711             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
4712                 tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE;
4713                 if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)
4714                         tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN;
4715                 tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
4716         }
4717
4718         if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
4719                 tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
4720                 tw32_f(MAC_MODE, tp->mac_mode);
4721         } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
4722                 tp->mac_mode = MAC_MODE_PORT_MODE_GMII;
4723                 tw32_f(MAC_MODE, tp->mac_mode);
4724         } else
4725                 tw32_f(MAC_MODE, 0);
4726         udelay(40);
4727
4728         /* Wait for firmware initialization to complete. */
4729         for (i = 0; i < 100000; i++) {
4730                 tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val);
4731                 if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
4732                         break;
4733                 udelay(10);
4734         }
4735
4736         /* Chip might not be fitted with firmare.  Some Sun onboard
4737          * parts are configured like that.  So don't signal the timeout
4738          * of the above loop as an error, but do report the lack of
4739          * running firmware once.
4740          */
4741         if (i >= 100000 &&
4742             !(tp->tg3_flags2 & TG3_FLG2_NO_FWARE_REPORTED)) {
4743                 tp->tg3_flags2 |= TG3_FLG2_NO_FWARE_REPORTED;
4744
4745                 printk(KERN_INFO PFX "%s: No firmware running.\n",
4746                        tp->dev->name);
4747         }
4748
4749         if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
4750             tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
4751                 u32 val = tr32(0x7c00);
4752
4753                 tw32(0x7c00, val | (1 << 25));
4754         }
4755
4756         /* Reprobe ASF enable state.  */
4757         tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF;
4758         tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE;
4759         tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
4760         if (val == NIC_SRAM_DATA_SIG_MAGIC) {
4761                 u32 nic_cfg;
4762
4763                 tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
4764                 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
4765                         tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
4766                         if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
4767                                 tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
4768                 }
4769         }
4770
4771         return 0;
4772 }
4773
4774 /* tp->lock is held. */
4775 static void tg3_stop_fw(struct tg3 *tp)
4776 {
4777         if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
4778                 u32 val;
4779                 int i;
4780
4781                 tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
4782                 val = tr32(GRC_RX_CPU_EVENT);
4783                 val |= (1 << 14);
4784                 tw32(GRC_RX_CPU_EVENT, val);
4785
4786                 /* Wait for RX cpu to ACK the event.  */
4787                 for (i = 0; i < 100; i++) {
4788                         if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
4789                                 break;
4790                         udelay(1);
4791                 }
4792         }
4793 }
4794
4795 /* tp->lock is held. */
4796 static int tg3_halt(struct tg3 *tp, int kind, int silent)
4797 {
4798         int err;
4799
4800         tg3_stop_fw(tp);
4801
4802         tg3_write_sig_pre_reset(tp, kind);
4803
4804         tg3_abort_hw(tp, silent);
4805         err = tg3_chip_reset(tp);
4806
4807         tg3_write_sig_legacy(tp, kind);
4808         tg3_write_sig_post_reset(tp, kind);
4809
4810         if (err)
4811                 return err;
4812
4813         return 0;
4814 }
4815
4816 #define TG3_FW_RELEASE_MAJOR    0x0
4817 #define TG3_FW_RELASE_MINOR     0x0
4818 #define TG3_FW_RELEASE_FIX      0x0
4819 #define TG3_FW_START_ADDR       0x08000000
4820 #define TG3_FW_TEXT_ADDR        0x08000000
4821 #define TG3_FW_TEXT_LEN         0x9c0
4822 #define TG3_FW_RODATA_ADDR      0x080009c0
4823 #define TG3_FW_RODATA_LEN       0x60
4824 #define TG3_FW_DATA_ADDR        0x08000a40
4825 #define TG3_FW_DATA_LEN         0x20
4826 #define TG3_FW_SBSS_ADDR        0x08000a60
4827 #define TG3_FW_SBSS_LEN         0xc
4828 #define TG3_FW_BSS_ADDR         0x08000a70
4829 #define TG3_FW_BSS_LEN          0x10
4830
4831 static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = {
4832         0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800,
4833         0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000,
4834         0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034,
4835         0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000,
4836         0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105,
4837         0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0,
4838         0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010,
4839         0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01,
4840         0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c,
4841         0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000,
4842         0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400,
4843         0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c,
4844         0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000,
4845         0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64,
4846         0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000,
4847         0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
4848         0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68,
4849         0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003,
4850         0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800,
4851         0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
4852         0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60,
4853         0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008,
4854         0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
4855         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4856         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4857         0, 0, 0, 0, 0, 0,
4858         0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002,
4859         0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4860         0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4861         0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4862         0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009,
4863         0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b,
4864         0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000,
4865         0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000,
4866         0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4867         0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000,
4868         0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014,
4869         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4870         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4871         0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
4872         0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010,
4873         0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74,
4874         0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c,
4875         0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800,
4876         0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001,
4877         0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028,
4878         0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800,
4879         0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0,
4880         0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014,
4881         0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001,
4882         0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810,
4883         0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018,
4884         0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec,
4885         0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c,
4886         0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74,
4887         0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000,
4888         0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c,
4889         0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c,
4890         0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df,
4891         0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000,
4892         0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800,
4893         0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402,
4894         0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00,
4895         0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010,
4896         0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df,
4897         0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001,
4898         0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008,
4899         0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021,
4900         0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018,
4901         0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b,
4902         0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000,
4903         0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008,
4904         0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b,
4905         0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001,
4906         0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821,
4907         0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000,
4908         0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000,
4909         0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821,
4910         0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff,
4911         0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008,
4912         0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010,
4913         0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000,
4914         0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428,
4915         0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c,
4916         0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e,
4917         0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010,
4918         0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000,
4919         0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001,
4920         0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000,
4921         0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824,
4922         0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000
4923 };
4924
4925 static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = {
4926         0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430,
4927         0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74,
4928         0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
4929         0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000,
4930         0x00000000
4931 };
4932
4933 #if 0 /* All zeros, don't eat up space with it. */
4934 u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = {
4935         0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
4936         0x00000000, 0x00000000, 0x00000000, 0x00000000
4937 };
4938 #endif
4939
4940 #define RX_CPU_SCRATCH_BASE     0x30000
4941 #define RX_CPU_SCRATCH_SIZE     0x04000
4942 #define TX_CPU_SCRATCH_BASE     0x34000
4943 #define TX_CPU_SCRATCH_SIZE     0x04000
4944
4945 /* tp->lock is held. */
4946 static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
4947 {
4948         int i;
4949
4950         BUG_ON(offset == TX_CPU_BASE &&
4951             (tp->tg3_flags2 & TG3_FLG2_5705_PLUS));
4952
4953         if (offset == RX_CPU_BASE) {
4954                 for (i = 0; i < 10000; i++) {
4955                         tw32(offset + CPU_STATE, 0xffffffff);
4956                         tw32(offset + CPU_MODE,  CPU_MODE_HALT);
4957                         if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
4958                                 break;
4959                 }
4960
4961                 tw32(offset + CPU_STATE, 0xffffffff);
4962                 tw32_f(offset + CPU_MODE,  CPU_MODE_HALT);
4963                 udelay(10);
4964         } else {
4965                 for (i = 0; i < 10000; i++) {
4966                         tw32(offset + CPU_STATE, 0xffffffff);
4967                         tw32(offset + CPU_MODE,  CPU_MODE_HALT);
4968                         if (tr32(offset + CPU_MODE) & CPU_MODE_HALT)
4969                                 break;
4970                 }
4971         }
4972
4973         if (i >= 10000) {
4974                 printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, "
4975                        "and %s CPU\n",
4976                        tp->dev->name,
4977                        (offset == RX_CPU_BASE ? "RX" : "TX"));
4978                 return -ENODEV;
4979         }
4980
4981         /* Clear firmware's nvram arbitration. */
4982         if (tp->tg3_flags & TG3_FLAG_NVRAM)
4983                 tw32(NVRAM_SWARB, SWARB_REQ_CLR0);
4984         return 0;
4985 }
4986
4987 struct fw_info {
4988         unsigned int text_base;
4989         unsigned int text_len;
4990         u32 *text_data;
4991         unsigned int rodata_base;
4992         unsigned int rodata_len;
4993         u32 *rodata_data;
4994         unsigned int data_base;
4995         unsigned int data_len;
4996         u32 *data_data;
4997 };
4998
4999 /* tp->lock is held. */
5000 static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base,
5001                                  int cpu_scratch_size, struct fw_info *info)
5002 {
5003         int err, lock_err, i;
5004         void (*write_op)(struct tg3 *, u32, u32);
5005
5006         if (cpu_base == TX_CPU_BASE &&
5007             (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5008                 printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load "
5009                        "TX cpu firmware on %s which is 5705.\n",
5010                        tp->dev->name);
5011                 return -EINVAL;
5012         }
5013
5014         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
5015                 write_op = tg3_write_mem;
5016         else
5017                 write_op = tg3_write_indirect_reg32;
5018
5019         /* It is possible that bootcode is still loading at this point.
5020          * Get the nvram lock first before halting the cpu.
5021          */
5022         lock_err = tg3_nvram_lock(tp);
5023         err = tg3_halt_cpu(tp, cpu_base);
5024         if (!lock_err)
5025                 tg3_nvram_unlock(tp);
5026         if (err)
5027                 goto out;
5028
5029         for (i = 0; i < cpu_scratch_size; i += sizeof(u32))
5030                 write_op(tp, cpu_scratch_base + i, 0);
5031         tw32(cpu_base + CPU_STATE, 0xffffffff);
5032         tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT);
5033         for (i = 0; i < (info->text_len / sizeof(u32)); i++)
5034                 write_op(tp, (cpu_scratch_base +
5035                               (info->text_base & 0xffff) +
5036                               (i * sizeof(u32))),
5037                          (info->text_data ?
5038                           info->text_data[i] : 0));
5039         for (i = 0; i < (info->rodata_len / sizeof(u32)); i++)
5040                 write_op(tp, (cpu_scratch_base +
5041                               (info->rodata_base & 0xffff) +
5042                               (i * sizeof(u32))),
5043                          (info->rodata_data ?
5044                           info->rodata_data[i] : 0));
5045         for (i = 0; i < (info->data_len / sizeof(u32)); i++)
5046                 write_op(tp, (cpu_scratch_base +
5047                               (info->data_base & 0xffff) +
5048                               (i * sizeof(u32))),
5049                          (info->data_data ?
5050                           info->data_data[i] : 0));
5051
5052         err = 0;
5053
5054 out:
5055         return err;
5056 }
5057
5058 /* tp->lock is held. */
5059 static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
5060 {
5061         struct fw_info info;
5062         int err, i;
5063
5064         info.text_base = TG3_FW_TEXT_ADDR;
5065         info.text_len = TG3_FW_TEXT_LEN;
5066         info.text_data = &tg3FwText[0];
5067         info.rodata_base = TG3_FW_RODATA_ADDR;
5068         info.rodata_len = TG3_FW_RODATA_LEN;
5069         info.rodata_data = &tg3FwRodata[0];
5070         info.data_base = TG3_FW_DATA_ADDR;
5071         info.data_len = TG3_FW_DATA_LEN;
5072         info.data_data = NULL;
5073
5074         err = tg3_load_firmware_cpu(tp, RX_CPU_BASE,
5075                                     RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE,
5076                                     &info);
5077         if (err)
5078                 return err;
5079
5080         err = tg3_load_firmware_cpu(tp, TX_CPU_BASE,
5081                                     TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE,
5082                                     &info);
5083         if (err)
5084                 return err;
5085
5086         /* Now startup only the RX cpu. */
5087         tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
5088         tw32_f(RX_CPU_BASE + CPU_PC,    TG3_FW_TEXT_ADDR);
5089
5090         for (i = 0; i < 5; i++) {
5091                 if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR)
5092                         break;
5093                 tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
5094                 tw32(RX_CPU_BASE + CPU_MODE,  CPU_MODE_HALT);
5095                 tw32_f(RX_CPU_BASE + CPU_PC,    TG3_FW_TEXT_ADDR);
5096                 udelay(1000);
5097         }
5098         if (i >= 5) {
5099                 printk(KERN_ERR PFX "tg3_load_firmware fails for %s "
5100                        "to set RX CPU PC, is %08x should be %08x\n",
5101                        tp->dev->name, tr32(RX_CPU_BASE + CPU_PC),
5102                        TG3_FW_TEXT_ADDR);
5103                 return -ENODEV;
5104         }
5105         tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff);
5106         tw32_f(RX_CPU_BASE + CPU_MODE,  0x00000000);
5107
5108         return 0;
5109 }
5110
5111 #if TG3_TSO_SUPPORT != 0
5112
5113 #define TG3_TSO_FW_RELEASE_MAJOR        0x1
5114 #define TG3_TSO_FW_RELASE_MINOR         0x6
5115 #define TG3_TSO_FW_RELEASE_FIX          0x0
5116 #define TG3_TSO_FW_START_ADDR           0x08000000
5117 #define TG3_TSO_FW_TEXT_ADDR            0x08000000
5118 #define TG3_TSO_FW_TEXT_LEN             0x1aa0
5119 #define TG3_TSO_FW_RODATA_ADDR          0x08001aa0
5120 #define TG3_TSO_FW_RODATA_LEN           0x60
5121 #define TG3_TSO_FW_DATA_ADDR            0x08001b20
5122 #define TG3_TSO_FW_DATA_LEN             0x30
5123 #define TG3_TSO_FW_SBSS_ADDR            0x08001b50
5124 #define TG3_TSO_FW_SBSS_LEN             0x2c
5125 #define TG3_TSO_FW_BSS_ADDR             0x08001b80
5126 #define TG3_TSO_FW_BSS_LEN              0x894
5127
5128 static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = {
5129         0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000,
5130         0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800,
5131         0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
5132         0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800,
5133         0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001,
5134         0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c,
5135         0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001,
5136         0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008,
5137         0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c,
5138         0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001,
5139         0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000,
5140         0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001,
5141         0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800,
5142         0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c,
5143         0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008,
5144         0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021,
5145         0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800,
5146         0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c,
5147         0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
5148         0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800,
5149         0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8,
5150         0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8,
5151         0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90,
5152         0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068,
5153         0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c,
5154         0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021,
5155         0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008,
5156         0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021,
5157         0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b,
5158         0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020,
5159         0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008,
5160         0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020,
5161         0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800,
5162         0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98,
5163         0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902,
5164         0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602,
5165         0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001,
5166         0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c,
5167         0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac,
5168         0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4,
5169         0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410,
5170         0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800,
5171         0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4,
5172         0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 0x3c010800,
5173         0xac2023f8, 0x00021302, 0x00021080, 0x00c21021, 0x00621821, 0x3c010800,
5174         0xa42223d0, 0x3c010800, 0x0a000115, 0xa4231b96, 0x9622000c, 0x3c010800,
5175         0xa42223ec, 0x3c040800, 0x24841b9c, 0x8c820000, 0x00021100, 0x3c010800,
5176         0x00220821, 0xac311bc8, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
5177         0xac271bcc, 0x8c820000, 0x25030001, 0x306601ff, 0x00021100, 0x3c010800,
5178         0x00220821, 0xac261bd0, 0x8c820000, 0x00021100, 0x3c010800, 0x00220821,
5179         0xac291bd4, 0x96230008, 0x3c020800, 0x8c421bac, 0x00432821, 0x3c010800,
5180         0xac251bac, 0x9622000a, 0x30420004, 0x14400018, 0x00061100, 0x8f630c14,
5181         0x3063000f, 0x2c620002, 0x1440000b, 0x3c02c000, 0x8f630c14, 0x3c020800,
5182         0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002,
5183         0x1040fff7, 0x3c02c000, 0x00e21825, 0xaf635c5c, 0x8f625c50, 0x30420002,
5184         0x10400014, 0x00000000, 0x0a000147, 0x00000000, 0x3c030800, 0x8c631b80,
5185         0x3c040800, 0x94841b94, 0x01221025, 0x3c010800, 0xa42223da, 0x24020001,
5186         0x3c010800, 0xac221bb8, 0x24630001, 0x0085202a, 0x3c010800, 0x10800003,
5187         0xac231b80, 0x3c010800, 0xa4251b94, 0x3c060800, 0x24c61b9c, 0x8cc20000,
5188         0x24420001, 0xacc20000, 0x28420080, 0x14400005, 0x00000000, 0x0e000656,
5189         0x24040002, 0x0a0001e6, 0x00000000, 0x3c020800, 0x8c421bb8, 0x10400078,
5190         0x24020001, 0x3c050800, 0x90a51b98, 0x14a20072, 0x00000000, 0x3c150800,
5191         0x96b51b96, 0x3c040800, 0x8c841bac, 0x32a3ffff, 0x0083102a, 0x1440006c,
5192         0x00000000, 0x14830003, 0x00000000, 0x3c010800, 0xac2523f0, 0x1060005c,
5193         0x00009021, 0x24d60004, 0x0060a021, 0x24d30014, 0x8ec20000, 0x00028100,
5194         0x3c110800, 0x02308821, 0x0e000625, 0x8e311bc8, 0x00402821, 0x10a00054,
5195         0x00000000, 0x9628000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e22000c,
5196         0x2407188c, 0x00021400, 0xaca20018, 0x3c030800, 0x00701821, 0x8c631bd0,
5197         0x3c020800, 0x00501021, 0x8c421bd4, 0x00031d00, 0x00021400, 0x00621825,
5198         0xaca30014, 0x8ec30004, 0x96220008, 0x00432023, 0x3242ffff, 0x3083ffff,
5199         0x00431021, 0x0282102a, 0x14400002, 0x02b23023, 0x00803021, 0x8e620000,
5200         0x30c4ffff, 0x00441021, 0xae620000, 0x8e220000, 0xaca20000, 0x8e220004,
5201         0x8e63fff4, 0x00431021, 0xaca20004, 0xa4a6000e, 0x8e62fff4, 0x00441021,
5202         0xae62fff4, 0x96230008, 0x0043102a, 0x14400005, 0x02469021, 0x8e62fff0,
5203         0xae60fff4, 0x24420001, 0xae62fff0, 0xaca00008, 0x3242ffff, 0x14540008,
5204         0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x24020905, 0xa4a2000c,
5205         0x0a0001cb, 0x34e70020, 0xa4a2000c, 0x3c020800, 0x8c4223f0, 0x10400003,
5206         0x3c024b65, 0x0a0001d3, 0x34427654, 0x3c02b49a, 0x344289ab, 0xaca2001c,
5207         0x30e2ffff, 0xaca20010, 0x0e0005a2, 0x00a02021, 0x3242ffff, 0x0054102b,
5208         0x1440ffa9, 0x00000000, 0x24020002, 0x3c010800, 0x0a0001e6, 0xa0221b98,
5209         0x8ec2083c, 0x24420001, 0x0a0001e6, 0xaec2083c, 0x0e0004c0, 0x00000000,
5210         0x8fbf002c, 0x8fb60028, 0x8fb50024, 0x8fb40020, 0x8fb3001c, 0x8fb20018,
5211         0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0030, 0x27bdffd0, 0xafbf0028,
5212         0xafb30024, 0xafb20020, 0xafb1001c, 0xafb00018, 0x8f725c9c, 0x3c0200ff,
5213         0x3442fff8, 0x3c070800, 0x24e71bb4, 0x02428824, 0x9623000e, 0x8ce20000,
5214         0x00431021, 0xace20000, 0x8e220010, 0x30420020, 0x14400011, 0x00809821,
5215         0x0e00063b, 0x02202021, 0x3c02c000, 0x02421825, 0xaf635c9c, 0x8f625c90,
5216         0x30420002, 0x1040011e, 0x00000000, 0xaf635c9c, 0x8f625c90, 0x30420002,
5217         0x10400119, 0x00000000, 0x0a00020d, 0x00000000, 0x8e240008, 0x8e230014,
5218         0x00041402, 0x000231c0, 0x00031502, 0x304201ff, 0x2442ffff, 0x3042007f,
5219         0x00031942, 0x30637800, 0x00021100, 0x24424000, 0x00624821, 0x9522000a,
5220         0x3084ffff, 0x30420008, 0x104000b0, 0x000429c0, 0x3c020800, 0x8c422400,
5221         0x14400024, 0x24c50008, 0x94c20014, 0x3c010800, 0xa42223d0, 0x8cc40010,
5222         0x00041402, 0x3c010800, 0xa42223d2, 0x3c010800, 0xa42423d4, 0x94c2000e,
5223         0x3083ffff, 0x00431023, 0x3c010800, 0xac222408, 0x94c2001a, 0x3c010800,
5224         0xac262400, 0x3c010800, 0xac322404, 0x3c010800, 0xac2223fc, 0x3c02c000,
5225         0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e5, 0x00000000,
5226         0xaf635c9c, 0x8f625c90, 0x30420002, 0x104000e0, 0x00000000, 0x0a000246,
5227         0x00000000, 0x94c2000e, 0x3c030800, 0x946323d4, 0x00434023, 0x3103ffff,
5228         0x2c620008, 0x1040001c, 0x00000000, 0x94c20014, 0x24420028, 0x00a22821,
5229         0x00031042, 0x1840000b, 0x00002021, 0x24e60848, 0x00403821, 0x94a30000,
5230         0x8cc20000, 0x24840001, 0x00431021, 0xacc20000, 0x0087102a, 0x1440fff9,
5231         0x24a50002, 0x31020001, 0x1040001f, 0x3c024000, 0x3c040800, 0x248423fc,
5232         0xa0a00001, 0x94a30000, 0x8c820000, 0x00431021, 0x0a000285, 0xac820000,
5233         0x8f626800, 0x3c030010, 0x00431024, 0x10400009, 0x00000000, 0x94c2001a,
5234         0x3c030800, 0x8c6323fc, 0x00431021, 0x3c010800, 0xac2223fc, 0x0a000286,
5235         0x3c024000, 0x94c2001a, 0x94c4001c, 0x3c030800, 0x8c6323fc, 0x00441023,
5236         0x00621821, 0x3c010800, 0xac2323fc, 0x3c024000, 0x02421825, 0xaf635c9c,
5237         0x8f625c90, 0x30420002, 0x1440fffc, 0x00000000, 0x9522000a, 0x30420010,
5238         0x1040009b, 0x00000000, 0x3c030800, 0x946323d4, 0x3c070800, 0x24e72400,
5239         0x8ce40000, 0x8f626800, 0x24630030, 0x00832821, 0x3c030010, 0x00431024,
5240         0x1440000a, 0x00000000, 0x94a20004, 0x3c040800, 0x8c842408, 0x3c030800,
5241         0x8c6323fc, 0x00441023, 0x00621821, 0x3c010800, 0xac2323fc, 0x3c040800,
5242         0x8c8423fc, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021,
5243         0x00041027, 0xa4a20006, 0x3c030800, 0x8c632404, 0x3c0200ff, 0x3442fff8,
5244         0x00628824, 0x96220008, 0x24050001, 0x24034000, 0x000231c0, 0x00801021,
5245         0xa4c2001a, 0xa4c0001c, 0xace00000, 0x3c010800, 0xac251b60, 0xaf635cb8,
5246         0x8f625cb0, 0x30420002, 0x10400003, 0x00000000, 0x3c010800, 0xac201b60,
5247         0x8e220008, 0xaf625cb8, 0x8f625cb0, 0x30420002, 0x10400003, 0x00000000,
5248         0x3c010800, 0xac201b60, 0x3c020800, 0x8c421b60, 0x1040ffec, 0x00000000,
5249         0x3c040800, 0x0e00063b, 0x8c842404, 0x0a00032a, 0x00000000, 0x3c030800,
5250         0x90631b98, 0x24020002, 0x14620003, 0x3c034b65, 0x0a0002e1, 0x00008021,
5251         0x8e22001c, 0x34637654, 0x10430002, 0x24100002, 0x24100001, 0x00c02021,
5252         0x0e000350, 0x02003021, 0x24020003, 0x3c010800, 0xa0221b98, 0x24020002,
5253         0x1202000a, 0x24020001, 0x3c030800, 0x8c6323f0, 0x10620006, 0x00000000,
5254         0x3c020800, 0x944223d8, 0x00021400, 0x0a00031f, 0xae220014, 0x3c040800,
5255         0x248423da, 0x94820000, 0x00021400, 0xae220014, 0x3c020800, 0x8c421bbc,
5256         0x3c03c000, 0x3c010800, 0xa0201b98, 0x00431025, 0xaf625c5c, 0x8f625c50,
5257         0x30420002, 0x10400009, 0x00000000, 0x2484f7e2, 0x8c820000, 0x00431025,
5258         0xaf625c5c, 0x8f625c50, 0x30420002, 0x1440fffa, 0x00000000, 0x3c020800,
5259         0x24421b84, 0x8c430000, 0x24630001, 0xac430000, 0x8f630c14, 0x3063000f,
5260         0x2c620002, 0x1440000c, 0x3c024000, 0x8f630c14, 0x3c020800, 0x8c421b40,
5261         0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7,
5262         0x00000000, 0x3c024000, 0x02421825, 0xaf635c9c, 0x8f625c90, 0x30420002,
5263         0x1440fffc, 0x00000000, 0x12600003, 0x00000000, 0x0e0004c0, 0x00000000,
5264         0x8fbf0028, 0x8fb30024, 0x8fb20020, 0x8fb1001c, 0x8fb00018, 0x03e00008,
5265         0x27bd0030, 0x8f634450, 0x3c040800, 0x24841b88, 0x8c820000, 0x00031c02,
5266         0x0043102b, 0x14400007, 0x3c038000, 0x8c840004, 0x8f624450, 0x00021c02,
5267         0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
5268         0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3c024000,
5269         0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00000000,
5270         0x03e00008, 0x00000000, 0x27bdffe0, 0x00805821, 0x14c00011, 0x256e0008,
5271         0x3c020800, 0x8c4223f4, 0x10400007, 0x24020016, 0x3c010800, 0xa42223d2,
5272         0x2402002a, 0x3c010800, 0x0a000364, 0xa42223d4, 0x8d670010, 0x00071402,
5273         0x3c010800, 0xa42223d2, 0x3c010800, 0xa42723d4, 0x3c040800, 0x948423d4,
5274         0x3c030800, 0x946323d2, 0x95cf0006, 0x3c020800, 0x944223d0, 0x00832023,
5275         0x01e2c023, 0x3065ffff, 0x24a20028, 0x01c24821, 0x3082ffff, 0x14c0001a,
5276         0x01226021, 0x9582000c, 0x3042003f, 0x3c010800, 0xa42223d6, 0x95820004,
5277         0x95830006, 0x3c010800, 0xac2023e4, 0x3c010800, 0xac2023e8, 0x00021400,
5278         0x00431025, 0x3c010800, 0xac221bc0, 0x95220004, 0x3c010800, 0xa4221bc4,
5279         0x95230002, 0x01e51023, 0x0043102a, 0x10400010, 0x24020001, 0x3c010800,
5280         0x0a000398, 0xac2223f8, 0x3c030800, 0x8c6323e8, 0x3c020800, 0x94421bc4,
5281         0x00431021, 0xa5220004, 0x3c020800, 0x94421bc0, 0xa5820004, 0x3c020800,
5282         0x8c421bc0, 0xa5820006, 0x3c020800, 0x8c4223f0, 0x3c0d0800, 0x8dad23e4,
5283         0x3c0a0800, 0x144000e5, 0x8d4a23e8, 0x3c020800, 0x94421bc4, 0x004a1821,
5284         0x3063ffff, 0x0062182b, 0x24020002, 0x10c2000d, 0x01435023, 0x3c020800,
5285         0x944223d6, 0x30420009, 0x10400008, 0x00000000, 0x9582000c, 0x3042fff6,
5286         0xa582000c, 0x3c020800, 0x944223d6, 0x30420009, 0x01a26823, 0x3c020800,
5287         0x8c4223f8, 0x1040004a, 0x01203821, 0x3c020800, 0x944223d2, 0x00004021,
5288         0xa520000a, 0x01e21023, 0xa5220002, 0x3082ffff, 0x00021042, 0x18400008,
5289         0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a,
5290         0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402,
5291         0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c,
5292         0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb,
5293         0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821,
5294         0x3082ffff, 0xa4e00010, 0x00621821, 0x00021042, 0x18400010, 0x00c33021,
5295         0x00404821, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006,
5296         0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008,
5297         0x0109102a, 0x1440fff3, 0x00000000, 0x30820001, 0x10400005, 0x00061c02,
5298         0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021,
5299         0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081,
5300         0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800,
5301         0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800,
5302         0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a,
5303         0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02,
5304         0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821,
5305         0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023,
5306         0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff,
5307         0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042,
5308         0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021,
5309         0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021,
5310         0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021,
5311         0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004,
5312         0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023,
5313         0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821,
5314         0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800,
5315         0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043,
5316         0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021,
5317         0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80,
5318         0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800,
5319         0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff,
5320         0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010,
5321         0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007,
5322         0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402,
5323         0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff,
5324         0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021,
5325         0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff,
5326         0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005,
5327         0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800,
5328         0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4,
5329         0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b,
5330         0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4,
5331         0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800,
5332         0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034,
5333         0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000,
5334         0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac,
5335         0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022,
5336         0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000,
5337         0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0,
5338         0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021,
5339         0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000,
5340         0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc,
5341         0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005,
5342         0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080,
5343         0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800,
5344         0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014,
5345         0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823,
5346         0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021,
5347         0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010,
5348         0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5,
5349         0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
5350         0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021,
5351         0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c,
5352         0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005,
5353         0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800,
5354         0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500,
5355         0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023,
5356         0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821,
5357         0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000,
5358         0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021,
5359         0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006,
5360         0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0,
5361         0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006,
5362         0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905,
5363         0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860,
5364         0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab,
5365         0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff,
5366         0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a,
5367         0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038,
5368         0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020,
5369         0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450,
5370         0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003,
5371         0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff,
5372         0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002,
5373         0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f,
5374         0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000,
5375         0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820,
5376         0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4,
5377         0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000,
5378         0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010,
5379         0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50,
5380         0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002,
5381         0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff,
5382         0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8,
5383         0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438,
5384         0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800,
5385         0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800,
5386         0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000,
5387         0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000,
5388         0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021,
5389         0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe,
5390         0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008,
5391         0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b,
5392         0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02,
5393         0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024,
5394         0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff,
5395         0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff,
5396         0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021,
5397         0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651,
5398         0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000,
5399         0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0,
5400         0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014,
5401         0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000,
5402         0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000,
5403         0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800,
5404         0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b,
5405         0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010,
5406         0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001,
5407         0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800,
5408         0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000,
5409         0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008,
5410         0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74,
5411         0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010,
5412         0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000,
5413 };
5414
5415 static u32 tg3TsoFwRodata[] = {
5416         0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
5417         0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f,
5418         0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000,
5419         0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000,
5420         0x00000000,
5421 };
5422
5423 static u32 tg3TsoFwData[] = {
5424         0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000,
5425         0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
5426         0x00000000,
5427 };
5428
5429 /* 5705 needs a special version of the TSO firmware.  */
5430 #define TG3_TSO5_FW_RELEASE_MAJOR       0x1
5431 #define TG3_TSO5_FW_RELASE_MINOR        0x2
5432 #define TG3_TSO5_FW_RELEASE_FIX         0x0
5433 #define TG3_TSO5_FW_START_ADDR          0x00010000
5434 #define TG3_TSO5_FW_TEXT_ADDR           0x00010000
5435 #define TG3_TSO5_FW_TEXT_LEN            0xe90
5436 #define TG3_TSO5_FW_RODATA_ADDR         0x00010e90
5437 #define TG3_TSO5_FW_RODATA_LEN          0x50
5438 #define TG3_TSO5_FW_DATA_ADDR           0x00010f00
5439 #define TG3_TSO5_FW_DATA_LEN            0x20
5440 #define TG3_TSO5_FW_SBSS_ADDR           0x00010f20
5441 #define TG3_TSO5_FW_SBSS_LEN            0x28
5442 #define TG3_TSO5_FW_BSS_ADDR            0x00010f50
5443 #define TG3_TSO5_FW_BSS_LEN             0x88
5444
5445 static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = {
5446         0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000,
5447         0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001,
5448         0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe,
5449         0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001,
5450         0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001,
5451         0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378,
5452         0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020,
5453         0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014,
5454         0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400,
5455         0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000,
5456         0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200,
5457         0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000,
5458         0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020,
5459         0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821,
5460         0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130,
5461         0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018,
5462         0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60,
5463         0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821,
5464         0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000,
5465         0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028,
5466         0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402,
5467         0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014,
5468         0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff,
5469         0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b,
5470         0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004,
5471         0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8,
5472         0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001,
5473         0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021,
5474         0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2,
5475         0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a,
5476         0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
5477         0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001,
5478         0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001,
5479         0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021,
5480         0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000,
5481         0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c,
5482         0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005,
5483         0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006,
5484         0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c,
5485         0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c,
5486         0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021,
5487         0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001,
5488         0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b,
5489         0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c,
5490         0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76,
5491         0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c,
5492         0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70,
5493         0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c,
5494         0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72,
5495         0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff,
5496         0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78,
5497         0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78,
5498         0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005,
5499         0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d,
5500         0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005,
5501         0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027,
5502         0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d,
5503         0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff,
5504         0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001,
5505         0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000,
5506         0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a,
5507         0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff,
5508         0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001,
5509         0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200,
5510         0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001,
5511         0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021,
5512         0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402,
5513         0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00,
5514         0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001,
5515         0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000,
5516         0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003,
5517         0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001,
5518         0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56,
5519         0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4,
5520         0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64,
5521         0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088,
5522         0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001,
5523         0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57,
5524         0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001,
5525         0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001,
5526         0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000,
5527         0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001,
5528         0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823,
5529         0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001,
5530         0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001,
5531         0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001,
5532         0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021,
5533         0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008,
5534         0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4,
5535         0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001,
5536         0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001,
5537         0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec,
5538         0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000,
5539         0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024,
5540         0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024,
5541         0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000,
5542         0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000,
5543         0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003,
5544         0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001,
5545         0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001,
5546         0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff,
5547         0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c,
5548         0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54,
5549         0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001,
5550         0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624,
5551         0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624,
5552         0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
5553         0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
5554         0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283,
5555         0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825,
5556         0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003,
5557         0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7,
5558         0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c,
5559         0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009,
5560         0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025,
5561         0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008,
5562         0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021,
5563         0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001,
5564         0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064,
5565         0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014,
5566         0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001,
5567         0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010,
5568         0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001,
5569         0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020,
5570         0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804,
5571         0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20,
5572         0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315,
5573         0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005,
5574         0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001,
5575         0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001,
5576         0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014,
5577         0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8,
5578         0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000,
5579         0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008,
5580         0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008,
5581         0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b,
5582         0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd,
5583         0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000,
5584         0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025,
5585         0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008,
5586         0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff,
5587         0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008,
5588         0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021,
5589         0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f,
5590         0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600,
5591         0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40,
5592         0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000,
5593         0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000,
5594         0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44,
5595         0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003,
5596         0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001,
5597         0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001,
5598         0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c,
5599         0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008,
5600         0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c,
5601         0x00000000, 0x00000000, 0x00000000,
5602 };
5603
5604 static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = {
5605         0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000,
5606         0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000,
5607         0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272,
5608         0x00000000, 0x00000000, 0x00000000,
5609 };
5610
5611 static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = {
5612         0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000,
5613         0x00000000, 0x00000000, 0x00000000,
5614 };
5615
5616 /* tp->lock is held. */
5617 static int tg3_load_tso_firmware(struct tg3 *tp)
5618 {
5619         struct fw_info info;
5620         unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
5621         int err, i;
5622
5623         if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
5624                 return 0;
5625
5626         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
5627                 info.text_base = TG3_TSO5_FW_TEXT_ADDR;
5628                 info.text_len = TG3_TSO5_FW_TEXT_LEN;
5629                 info.text_data = &tg3Tso5FwText[0];
5630                 info.rodata_base = TG3_TSO5_FW_RODATA_ADDR;
5631                 info.rodata_len = TG3_TSO5_FW_RODATA_LEN;
5632                 info.rodata_data = &tg3Tso5FwRodata[0];
5633                 info.data_base = TG3_TSO5_FW_DATA_ADDR;
5634                 info.data_len = TG3_TSO5_FW_DATA_LEN;
5635                 info.data_data = &tg3Tso5FwData[0];
5636                 cpu_base = RX_CPU_BASE;
5637                 cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705;
5638                 cpu_scratch_size = (info.text_len +
5639                                     info.rodata_len +
5640                                     info.data_len +
5641                                     TG3_TSO5_FW_SBSS_LEN +
5642                                     TG3_TSO5_FW_BSS_LEN);
5643         } else {
5644                 info.text_base = TG3_TSO_FW_TEXT_ADDR;
5645                 info.text_len = TG3_TSO_FW_TEXT_LEN;
5646                 info.text_data = &tg3TsoFwText[0];
5647                 info.rodata_base = TG3_TSO_FW_RODATA_ADDR;
5648                 info.rodata_len = TG3_TSO_FW_RODATA_LEN;
5649                 info.rodata_data = &tg3TsoFwRodata[0];
5650                 info.data_base = TG3_TSO_FW_DATA_ADDR;
5651                 info.data_len = TG3_TSO_FW_DATA_LEN;
5652                 info.data_data = &tg3TsoFwData[0];
5653                 cpu_base = TX_CPU_BASE;
5654                 cpu_scratch_base = TX_CPU_SCRATCH_BASE;
5655                 cpu_scratch_size = TX_CPU_SCRATCH_SIZE;
5656         }
5657
5658         err = tg3_load_firmware_cpu(tp, cpu_base,
5659                                     cpu_scratch_base, cpu_scratch_size,
5660                                     &info);
5661         if (err)
5662                 return err;
5663
5664         /* Now startup the cpu. */
5665         tw32(cpu_base + CPU_STATE, 0xffffffff);
5666         tw32_f(cpu_base + CPU_PC,    info.text_base);
5667
5668         for (i = 0; i < 5; i++) {
5669                 if (tr32(cpu_base + CPU_PC) == info.text_base)
5670                         break;
5671                 tw32(cpu_base + CPU_STATE, 0xffffffff);
5672                 tw32(cpu_base + CPU_MODE,  CPU_MODE_HALT);
5673                 tw32_f(cpu_base + CPU_PC,    info.text_base);
5674                 udelay(1000);
5675         }
5676         if (i >= 5) {
5677                 printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s "
5678                        "to set CPU PC, is %08x should be %08x\n",
5679                        tp->dev->name, tr32(cpu_base + CPU_PC),
5680                        info.text_base);
5681                 return -ENODEV;
5682         }
5683         tw32(cpu_base + CPU_STATE, 0xffffffff);
5684         tw32_f(cpu_base + CPU_MODE,  0x00000000);
5685         return 0;
5686 }
5687
5688 #endif /* TG3_TSO_SUPPORT != 0 */
5689
5690 /* tp->lock is held. */
5691 static void __tg3_set_mac_addr(struct tg3 *tp)
5692 {
5693         u32 addr_high, addr_low;
5694         int i;
5695
5696         addr_high = ((tp->dev->dev_addr[0] << 8) |
5697                      tp->dev->dev_addr[1]);
5698         addr_low = ((tp->dev->dev_addr[2] << 24) |
5699                     (tp->dev->dev_addr[3] << 16) |
5700                     (tp->dev->dev_addr[4] <<  8) |
5701                     (tp->dev->dev_addr[5] <<  0));
5702         for (i = 0; i < 4; i++) {
5703                 tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
5704                 tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
5705         }
5706
5707         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
5708             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
5709                 for (i = 0; i < 12; i++) {
5710                         tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
5711                         tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
5712                 }
5713         }
5714
5715         addr_high = (tp->dev->dev_addr[0] +
5716                      tp->dev->dev_addr[1] +
5717                      tp->dev->dev_addr[2] +
5718                      tp->dev->dev_addr[3] +
5719                      tp->dev->dev_addr[4] +
5720                      tp->dev->dev_addr[5]) &
5721                 TX_BACKOFF_SEED_MASK;
5722         tw32(MAC_TX_BACKOFF_SEED, addr_high);
5723 }
5724
5725 static int tg3_set_mac_addr(struct net_device *dev, void *p)
5726 {
5727         struct tg3 *tp = netdev_priv(dev);
5728         struct sockaddr *addr = p;
5729
5730         if (!is_valid_ether_addr(addr->sa_data))
5731                 return -EINVAL;
5732
5733         memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
5734
5735         if (!netif_running(dev))
5736                 return 0;
5737
5738         if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
5739                 /* Reset chip so that ASF can re-init any MAC addresses it
5740                  * needs.
5741                  */
5742                 tg3_netif_stop(tp);
5743                 tg3_full_lock(tp, 1);
5744
5745                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
5746                 tg3_init_hw(tp, 0);
5747
5748                 tg3_netif_start(tp);
5749                 tg3_full_unlock(tp);
5750         } else {
5751                 spin_lock_bh(&tp->lock);
5752                 __tg3_set_mac_addr(tp);
5753                 spin_unlock_bh(&tp->lock);
5754         }
5755
5756         return 0;
5757 }
5758
5759 /* tp->lock is held. */
5760 static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr,
5761                            dma_addr_t mapping, u32 maxlen_flags,
5762                            u32 nic_addr)
5763 {
5764         tg3_write_mem(tp,
5765                       (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
5766                       ((u64) mapping >> 32));
5767         tg3_write_mem(tp,
5768                       (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
5769                       ((u64) mapping & 0xffffffff));
5770         tg3_write_mem(tp,
5771                       (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS),
5772                        maxlen_flags);
5773
5774         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
5775                 tg3_write_mem(tp,
5776                               (bdinfo_addr + TG3_BDINFO_NIC_ADDR),
5777                               nic_addr);
5778 }
5779
5780 static void __tg3_set_rx_mode(struct net_device *);
5781 static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
5782 {
5783         tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs);
5784         tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs);
5785         tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames);
5786         tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames);
5787         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5788                 tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq);
5789                 tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq);
5790         }
5791         tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq);
5792         tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq);
5793         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
5794                 u32 val = ec->stats_block_coalesce_usecs;
5795
5796                 if (!netif_carrier_ok(tp->dev))
5797                         val = 0;
5798
5799                 tw32(HOSTCC_STAT_COAL_TICKS, val);
5800         }
5801 }
5802
5803 /* tp->lock is held. */
5804 static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
5805 {
5806         u32 val, rdmac_mode;
5807         int i, err, limit;
5808
5809         tg3_disable_ints(tp);
5810
5811         tg3_stop_fw(tp);
5812
5813         tg3_write_sig_pre_reset(tp, RESET_KIND_INIT);
5814
5815         if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
5816                 tg3_abort_hw(tp, 1);
5817         }
5818
5819         if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) && reset_phy)
5820                 tg3_phy_reset(tp);
5821
5822         err = tg3_chip_reset(tp);
5823         if (err)
5824                 return err;
5825
5826         tg3_write_sig_legacy(tp, RESET_KIND_INIT);
5827
5828         /* This works around an issue with Athlon chipsets on
5829          * B3 tigon3 silicon.  This bit has no effect on any
5830          * other revision.  But do not set this on PCI Express
5831          * chips.
5832          */
5833         if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
5834                 tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
5835         tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
5836
5837         if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
5838             (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
5839                 val = tr32(TG3PCI_PCISTATE);
5840                 val |= PCISTATE_RETRY_SAME_DMA;
5841                 tw32(TG3PCI_PCISTATE, val);
5842         }
5843
5844         if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) {
5845                 /* Enable some hw fixes.  */
5846                 val = tr32(TG3PCI_MSI_DATA);
5847                 val |= (1 << 26) | (1 << 28) | (1 << 29);
5848                 tw32(TG3PCI_MSI_DATA, val);
5849         }
5850
5851         /* Descriptor ring init may make accesses to the
5852          * NIC SRAM area to setup the TX descriptors, so we
5853          * can only do this after the hardware has been
5854          * successfully reset.
5855          */
5856         tg3_init_rings(tp);
5857
5858         /* This value is determined during the probe time DMA
5859          * engine test, tg3_test_dma.
5860          */
5861         tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
5862
5863         tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
5864                           GRC_MODE_4X_NIC_SEND_RINGS |
5865                           GRC_MODE_NO_TX_PHDR_CSUM |
5866                           GRC_MODE_NO_RX_PHDR_CSUM);
5867         tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
5868
5869         /* Pseudo-header checksum is done by hardware logic and not
5870          * the offload processers, so make the chip do the pseudo-
5871          * header checksums on receive.  For transmit it is more
5872          * convenient to do the pseudo-header checksum in software
5873          * as Linux does that on transmit for us in all cases.
5874          */
5875         tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
5876
5877         tw32(GRC_MODE,
5878              tp->grc_mode |
5879              (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));
5880
5881         /* Setup the timer prescalar register.  Clock is always 66Mhz. */
5882         val = tr32(GRC_MISC_CFG);
5883         val &= ~0xff;
5884         val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT);
5885         tw32(GRC_MISC_CFG, val);
5886
5887         /* Initialize MBUF/DESC pool. */
5888         if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
5889                 /* Do nothing.  */
5890         } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
5891                 tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
5892                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
5893                         tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
5894                 else
5895                         tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
5896                 tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
5897                 tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
5898         }
5899 #if TG3_TSO_SUPPORT != 0
5900         else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
5901                 int fw_len;
5902
5903                 fw_len = (TG3_TSO5_FW_TEXT_LEN +
5904                           TG3_TSO5_FW_RODATA_LEN +
5905                           TG3_TSO5_FW_DATA_LEN +
5906                           TG3_TSO5_FW_SBSS_LEN +
5907                           TG3_TSO5_FW_BSS_LEN);
5908                 fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1);
5909                 tw32(BUFMGR_MB_POOL_ADDR,
5910                      NIC_SRAM_MBUF_POOL_BASE5705 + fw_len);
5911                 tw32(BUFMGR_MB_POOL_SIZE,
5912                      NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00);
5913         }
5914 #endif
5915
5916         if (tp->dev->mtu <= ETH_DATA_LEN) {
5917                 tw32(BUFMGR_MB_RDMA_LOW_WATER,
5918                      tp->bufmgr_config.mbuf_read_dma_low_water);
5919                 tw32(BUFMGR_MB_MACRX_LOW_WATER,
5920                      tp->bufmgr_config.mbuf_mac_rx_low_water);
5921                 tw32(BUFMGR_MB_HIGH_WATER,
5922                      tp->bufmgr_config.mbuf_high_water);
5923         } else {
5924                 tw32(BUFMGR_MB_RDMA_LOW_WATER,
5925                      tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
5926                 tw32(BUFMGR_MB_MACRX_LOW_WATER,
5927                      tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
5928                 tw32(BUFMGR_MB_HIGH_WATER,
5929                      tp->bufmgr_config.mbuf_high_water_jumbo);
5930         }
5931         tw32(BUFMGR_DMA_LOW_WATER,
5932              tp->bufmgr_config.dma_low_water);
5933         tw32(BUFMGR_DMA_HIGH_WATER,
5934              tp->bufmgr_config.dma_high_water);
5935
5936         tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
5937         for (i = 0; i < 2000; i++) {
5938                 if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
5939                         break;
5940                 udelay(10);
5941         }
5942         if (i >= 2000) {
5943                 printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n",
5944                        tp->dev->name);
5945                 return -ENODEV;
5946         }
5947
5948         /* Setup replenish threshold. */
5949         tw32(RCVBDI_STD_THRESH, tp->rx_pending / 8);
5950
5951         /* Initialize TG3_BDINFO's at:
5952          *  RCVDBDI_STD_BD:     standard eth size rx ring
5953          *  RCVDBDI_JUMBO_BD:   jumbo frame rx ring
5954          *  RCVDBDI_MINI_BD:    small frame rx ring (??? does not work)
5955          *
5956          * like so:
5957          *  TG3_BDINFO_HOST_ADDR:       high/low parts of DMA address of ring
5958          *  TG3_BDINFO_MAXLEN_FLAGS:    (rx max buffer size << 16) |
5959          *                              ring attribute flags
5960          *  TG3_BDINFO_NIC_ADDR:        location of descriptors in nic SRAM
5961          *
5962          * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
5963          * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
5964          *
5965          * The size of each ring is fixed in the firmware, but the location is
5966          * configurable.
5967          */
5968         tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
5969              ((u64) tp->rx_std_mapping >> 32));
5970         tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
5971              ((u64) tp->rx_std_mapping & 0xffffffff));
5972         tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR,
5973              NIC_SRAM_RX_BUFFER_DESC);
5974
5975         /* Don't even try to program the JUMBO/MINI buffer descriptor
5976          * configs on 5705.
5977          */
5978         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
5979                 tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
5980                      RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
5981         } else {
5982                 tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
5983                      RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
5984
5985                 tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,
5986                      BDINFO_FLAGS_DISABLED);
5987
5988                 /* Setup replenish threshold. */
5989                 tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8);
5990
5991                 if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) {
5992                         tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH,
5993                              ((u64) tp->rx_jumbo_mapping >> 32));
5994                         tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW,
5995                              ((u64) tp->rx_jumbo_mapping & 0xffffffff));
5996                         tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
5997                              RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT);
5998                         tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR,
5999                              NIC_SRAM_RX_JUMBO_BUFFER_DESC);
6000                 } else {
6001                         tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS,
6002                              BDINFO_FLAGS_DISABLED);
6003                 }
6004
6005         }
6006
6007         /* There is only one send ring on 5705/5750, no need to explicitly
6008          * disable the others.
6009          */
6010         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
6011                 /* Clear out send RCB ring in SRAM. */
6012                 for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
6013                         tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
6014                                       BDINFO_FLAGS_DISABLED);
6015         }
6016
6017         tp->tx_prod = 0;
6018         tp->tx_cons = 0;
6019         tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
6020         tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
6021
6022         tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB,
6023                        tp->tx_desc_mapping,
6024                        (TG3_TX_RING_SIZE <<
6025                         BDINFO_FLAGS_MAXLEN_SHIFT),
6026                        NIC_SRAM_TX_BUFFER_DESC);
6027
6028         /* There is only one receive return ring on 5705/5750, no need
6029          * to explicitly disable the others.
6030          */
6031         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
6032                 for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK;
6033                      i += TG3_BDINFO_SIZE) {
6034                         tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS,
6035                                       BDINFO_FLAGS_DISABLED);
6036                 }
6037         }
6038
6039         tp->rx_rcb_ptr = 0;
6040         tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);
6041
6042         tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB,
6043                        tp->rx_rcb_mapping,
6044                        (TG3_RX_RCB_RING_SIZE(tp) <<
6045                         BDINFO_FLAGS_MAXLEN_SHIFT),
6046                        0);
6047
6048         tp->rx_std_ptr = tp->rx_pending;
6049         tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
6050                      tp->rx_std_ptr);
6051
6052         tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ?
6053                                                 tp->rx_jumbo_pending : 0;
6054         tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW,
6055                      tp->rx_jumbo_ptr);
6056
6057         /* Initialize MAC address and backoff seed. */
6058         __tg3_set_mac_addr(tp);
6059
6060         /* MTU + ethernet header + FCS + optional VLAN tag */
6061         tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);
6062
6063         /* The slot time is changed by tg3_setup_phy if we
6064          * run at gigabit with half duplex.
6065          */
6066         tw32(MAC_TX_LENGTHS,
6067              (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
6068              (6 << TX_LENGTHS_IPG_SHIFT) |
6069              (32 << TX_LENGTHS_SLOT_TIME_SHIFT));
6070
6071         /* Receive rules. */
6072         tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS);
6073         tw32(RCVLPC_CONFIG, 0x0181);
6074
6075         /* Calculate RDMAC_MODE setting early, we need it to determine
6076          * the RCVLPC_STATE_ENABLE mask.
6077          */
6078         rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
6079                       RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
6080                       RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
6081                       RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
6082                       RDMAC_MODE_LNGREAD_ENAB);
6083         if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
6084                 rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
6085
6086         /* If statement applies to 5705 and 5750 PCI devices only */
6087         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
6088              tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
6089             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) {
6090                 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE &&
6091                     (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
6092                      tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
6093                         rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128;
6094                 } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
6095                            !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
6096                         rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
6097                 }
6098         }
6099
6100         if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)
6101                 rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
6102
6103 #if TG3_TSO_SUPPORT != 0
6104         if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
6105                 rdmac_mode |= (1 << 27);
6106 #endif
6107
6108         /* Receive/send statistics. */
6109         if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) &&
6110             (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
6111                 val = tr32(RCVLPC_STATS_ENABLE);
6112                 val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX;
6113                 tw32(RCVLPC_STATS_ENABLE, val);
6114         } else {
6115                 tw32(RCVLPC_STATS_ENABLE, 0xffffff);
6116         }
6117         tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE);
6118         tw32(SNDDATAI_STATSENAB, 0xffffff);
6119         tw32(SNDDATAI_STATSCTRL,
6120              (SNDDATAI_SCTRL_ENABLE |
6121               SNDDATAI_SCTRL_FASTUPD));
6122
6123         /* Setup host coalescing engine. */
6124         tw32(HOSTCC_MODE, 0);
6125         for (i = 0; i < 2000; i++) {
6126                 if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
6127                         break;
6128                 udelay(10);
6129         }
6130
6131         __tg3_set_coalesce(tp, &tp->coal);
6132
6133         /* set status block DMA address */
6134         tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
6135              ((u64) tp->status_mapping >> 32));
6136         tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
6137              ((u64) tp->status_mapping & 0xffffffff));
6138
6139         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
6140                 /* Status/statistics block address.  See tg3_timer,
6141                  * the tg3_periodic_fetch_stats call there, and
6142                  * tg3_get_stats to see how this works for 5705/5750 chips.
6143                  */
6144                 tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH,
6145                      ((u64) tp->stats_mapping >> 32));
6146                 tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
6147                      ((u64) tp->stats_mapping & 0xffffffff));
6148                 tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK);
6149                 tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK);
6150         }
6151
6152         tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode);
6153
6154         tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE);
6155         tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE);
6156         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
6157                 tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE);
6158
6159         /* Clear statistics/status block in chip, and status block in ram. */
6160         for (i = NIC_SRAM_STATS_BLK;
6161              i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
6162              i += sizeof(u32)) {
6163                 tg3_write_mem(tp, i, 0);
6164                 udelay(40);
6165         }
6166         memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);
6167
6168         if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
6169                 tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT;
6170                 /* reset to prevent losing 1st rx packet intermittently */
6171                 tw32_f(MAC_RX_MODE, RX_MODE_RESET);
6172                 udelay(10);
6173         }
6174
6175         tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
6176                 MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
6177         tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);
6178         udelay(40);
6179
6180         /* tp->grc_local_ctrl is partially set up during tg3_get_invariants().
6181          * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the
6182          * register to preserve the GPIO settings for LOMs. The GPIOs,
6183          * whether used as inputs or outputs, are set by boot code after
6184          * reset.
6185          */
6186         if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
6187                 u32 gpio_mask;
6188
6189                 gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 |
6190                             GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2;
6191
6192                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
6193                         gpio_mask |= GRC_LCLCTRL_GPIO_OE3 |
6194                                      GRC_LCLCTRL_GPIO_OUTPUT3;
6195
6196                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
6197                         gpio_mask |= GRC_LCLCTRL_GPIO_UART_SEL;
6198
6199                 tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
6200
6201                 /* GPIO1 must be driven high for eeprom write protect */
6202                 tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
6203                                        GRC_LCLCTRL_GPIO_OUTPUT1);
6204         }
6205         tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
6206         udelay(100);
6207
6208         tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
6209         tp->last_tag = 0;
6210
6211         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
6212                 tw32_f(DMAC_MODE, DMAC_MODE_ENABLE);
6213                 udelay(40);
6214         }
6215
6216         val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
6217                WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
6218                WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
6219                WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
6220                WDMAC_MODE_LNGREAD_ENAB);
6221
6222         /* If statement applies to 5705 and 5750 PCI devices only */
6223         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
6224              tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) ||
6225             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
6226                 if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) &&
6227                     (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 ||
6228                      tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) {
6229                         /* nothing */
6230                 } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
6231                            !(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
6232                            !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
6233                         val |= WDMAC_MODE_RX_ACCEL;
6234                 }
6235         }
6236
6237         /* Enable host coalescing bug fix */
6238         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) ||
6239             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787))
6240                 val |= (1 << 29);
6241
6242         tw32_f(WDMAC_MODE, val);
6243         udelay(40);
6244
6245         if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
6246                 val = tr32(TG3PCI_X_CAPS);
6247                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
6248                         val &= ~PCIX_CAPS_BURST_MASK;
6249                         val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
6250                 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
6251                         val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
6252                         val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
6253                         if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
6254                                 val |= (tp->split_mode_max_reqs <<
6255                                         PCIX_CAPS_SPLIT_SHIFT);
6256                 }
6257                 tw32(TG3PCI_X_CAPS, val);
6258         }
6259
6260         tw32_f(RDMAC_MODE, rdmac_mode);
6261         udelay(40);
6262
6263         tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE);
6264         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
6265                 tw32(MBFREE_MODE, MBFREE_MODE_ENABLE);
6266         tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
6267         tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE);
6268         tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB);
6269         tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ);
6270         tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
6271 #if TG3_TSO_SUPPORT != 0
6272         if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
6273                 tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8);
6274 #endif
6275         tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE);
6276         tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE);
6277
6278         if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
6279                 err = tg3_load_5701_a0_firmware_fix(tp);
6280                 if (err)
6281                         return err;
6282         }
6283
6284 #if TG3_TSO_SUPPORT != 0
6285         if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) {
6286                 err = tg3_load_tso_firmware(tp);
6287                 if (err)
6288                         return err;
6289         }
6290 #endif
6291
6292         tp->tx_mode = TX_MODE_ENABLE;
6293         tw32_f(MAC_TX_MODE, tp->tx_mode);
6294         udelay(100);
6295
6296         tp->rx_mode = RX_MODE_ENABLE;
6297         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
6298                 tp->rx_mode |= RX_MODE_IPV6_CSUM_ENABLE;
6299
6300         tw32_f(MAC_RX_MODE, tp->rx_mode);
6301         udelay(10);
6302
6303         if (tp->link_config.phy_is_low_power) {
6304                 tp->link_config.phy_is_low_power = 0;
6305                 tp->link_config.speed = tp->link_config.orig_speed;
6306                 tp->link_config.duplex = tp->link_config.orig_duplex;
6307                 tp->link_config.autoneg = tp->link_config.orig_autoneg;
6308         }
6309
6310         tp->mi_mode = MAC_MI_MODE_BASE;
6311         tw32_f(MAC_MI_MODE, tp->mi_mode);
6312         udelay(80);
6313
6314         tw32(MAC_LED_CTRL, tp->led_ctrl);
6315
6316         tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
6317         if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
6318                 tw32_f(MAC_RX_MODE, RX_MODE_RESET);
6319                 udelay(10);
6320         }
6321         tw32_f(MAC_RX_MODE, tp->rx_mode);
6322         udelay(10);
6323
6324         if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
6325                 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) &&
6326                         !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) {
6327                         /* Set drive transmission level to 1.2V  */
6328                         /* only if the signal pre-emphasis bit is not set  */
6329                         val = tr32(MAC_SERDES_CFG);
6330                         val &= 0xfffff000;
6331                         val |= 0x880;
6332                         tw32(MAC_SERDES_CFG, val);
6333                 }
6334                 if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
6335                         tw32(MAC_SERDES_CFG, 0x616000);
6336         }
6337
6338         /* Prevent chip from dropping frames when flow control
6339          * is enabled.
6340          */
6341         tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
6342
6343         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
6344             (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
6345                 /* Use hardware link auto-negotiation */
6346                 tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG;
6347         }
6348
6349         if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) &&
6350             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) {
6351                 u32 tmp;
6352
6353                 tmp = tr32(SERDES_RX_CTRL);
6354                 tw32(SERDES_RX_CTRL, tmp | SERDES_RX_SIG_DETECT);
6355                 tp->grc_local_ctrl &= ~GRC_LCLCTRL_USE_EXT_SIG_DETECT;
6356                 tp->grc_local_ctrl |= GRC_LCLCTRL_USE_SIG_DETECT;
6357                 tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
6358         }
6359
6360         err = tg3_setup_phy(tp, reset_phy);
6361         if (err)
6362                 return err;
6363
6364         if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
6365                 u32 tmp;
6366
6367                 /* Clear CRC stats. */
6368                 if (!tg3_readphy(tp, 0x1e, &tmp)) {
6369                         tg3_writephy(tp, 0x1e, tmp | 0x8000);
6370                         tg3_readphy(tp, 0x14, &tmp);
6371                 }
6372         }
6373
6374         __tg3_set_rx_mode(tp->dev);
6375
6376         /* Initialize receive rules. */
6377         tw32(MAC_RCV_RULE_0,  0xc2000000 & RCV_RULE_DISABLE_MASK);
6378         tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
6379         tw32(MAC_RCV_RULE_1,  0x86000004 & RCV_RULE_DISABLE_MASK);
6380         tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);
6381
6382         if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) &&
6383             !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
6384                 limit = 8;
6385         else
6386                 limit = 16;
6387         if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
6388                 limit -= 4;
6389         switch (limit) {
6390         case 16:
6391                 tw32(MAC_RCV_RULE_15,  0); tw32(MAC_RCV_VALUE_15,  0);
6392         case 15:
6393                 tw32(MAC_RCV_RULE_14,  0); tw32(MAC_RCV_VALUE_14,  0);
6394         case 14:
6395                 tw32(MAC_RCV_RULE_13,  0); tw32(MAC_RCV_VALUE_13,  0);
6396         case 13:
6397                 tw32(MAC_RCV_RULE_12,  0); tw32(MAC_RCV_VALUE_12,  0);
6398         case 12:
6399                 tw32(MAC_RCV_RULE_11,  0); tw32(MAC_RCV_VALUE_11,  0);
6400         case 11:
6401                 tw32(MAC_RCV_RULE_10,  0); tw32(MAC_RCV_VALUE_10,  0);
6402         case 10:
6403                 tw32(MAC_RCV_RULE_9,  0); tw32(MAC_RCV_VALUE_9,  0);
6404         case 9:
6405                 tw32(MAC_RCV_RULE_8,  0); tw32(MAC_RCV_VALUE_8,  0);
6406         case 8:
6407                 tw32(MAC_RCV_RULE_7,  0); tw32(MAC_RCV_VALUE_7,  0);
6408         case 7:
6409                 tw32(MAC_RCV_RULE_6,  0); tw32(MAC_RCV_VALUE_6,  0);
6410         case 6:
6411                 tw32(MAC_RCV_RULE_5,  0); tw32(MAC_RCV_VALUE_5,  0);
6412         case 5:
6413                 tw32(MAC_RCV_RULE_4,  0); tw32(MAC_RCV_VALUE_4,  0);
6414         case 4:
6415                 /* tw32(MAC_RCV_RULE_3,  0); tw32(MAC_RCV_VALUE_3,  0); */
6416         case 3:
6417                 /* tw32(MAC_RCV_RULE_2,  0); tw32(MAC_RCV_VALUE_2,  0); */
6418         case 2:
6419         case 1:
6420
6421         default:
6422                 break;
6423         };
6424
6425         tg3_write_sig_post_reset(tp, RESET_KIND_INIT);
6426
6427         return 0;
6428 }
6429
6430 /* Called at device open time to get the chip ready for
6431  * packet processing.  Invoked with tp->lock held.
6432  */
6433 static int tg3_init_hw(struct tg3 *tp, int reset_phy)
6434 {
6435         int err;
6436
6437         /* Force the chip into D0. */
6438         err = tg3_set_power_state(tp, PCI_D0);
6439         if (err)
6440                 goto out;
6441
6442         tg3_switch_clocks(tp);
6443
6444         tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
6445
6446         err = tg3_reset_hw(tp, reset_phy);
6447
6448 out:
6449         return err;
6450 }
6451
6452 #define TG3_STAT_ADD32(PSTAT, REG) \
6453 do {    u32 __val = tr32(REG); \
6454         (PSTAT)->low += __val; \
6455         if ((PSTAT)->low < __val) \
6456                 (PSTAT)->high += 1; \
6457 } while (0)
6458
6459 static void tg3_periodic_fetch_stats(struct tg3 *tp)
6460 {
6461         struct tg3_hw_stats *sp = tp->hw_stats;
6462
6463         if (!netif_carrier_ok(tp->dev))
6464                 return;
6465
6466         TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS);
6467         TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS);
6468         TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT);
6469         TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT);
6470         TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS);
6471         TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS);
6472         TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS);
6473         TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED);
6474         TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL);
6475         TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL);
6476         TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST);
6477         TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST);
6478         TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST);
6479
6480         TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS);
6481         TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS);
6482         TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST);
6483         TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST);
6484         TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST);
6485         TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS);
6486         TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS);
6487         TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD);
6488         TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD);
6489         TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD);
6490         TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED);
6491         TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG);
6492         TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS);
6493         TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE);
6494
6495         TG3_STAT_ADD32(&sp->rxbds_empty, RCVLPC_NO_RCV_BD_CNT);
6496         TG3_STAT_ADD32(&sp->rx_discards, RCVLPC_IN_DISCARDS_CNT);
6497         TG3_STAT_ADD32(&sp->rx_errors, RCVLPC_IN_ERRORS_CNT);
6498 }
6499
6500 static void tg3_timer(unsigned long __opaque)
6501 {
6502         struct tg3 *tp = (struct tg3 *) __opaque;
6503
6504         if (tp->irq_sync)
6505                 goto restart_timer;
6506
6507         spin_lock(&tp->lock);
6508
6509         if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
6510                 /* All of this garbage is because when using non-tagged
6511                  * IRQ status the mailbox/status_block protocol the chip
6512                  * uses with the cpu is race prone.
6513                  */
6514                 if (tp->hw_status->status & SD_STATUS_UPDATED) {
6515                         tw32(GRC_LOCAL_CTRL,
6516                              tp->grc_local_ctrl | GRC_LCLCTRL_SETINT);
6517                 } else {
6518                         tw32(HOSTCC_MODE, tp->coalesce_mode |
6519                              (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW));
6520                 }
6521
6522                 if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
6523                         tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER;
6524                         spin_unlock(&tp->lock);
6525                         schedule_work(&tp->reset_task);
6526                         return;
6527                 }
6528         }
6529
6530         /* This part only runs once per second. */
6531         if (!--tp->timer_counter) {
6532                 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
6533                         tg3_periodic_fetch_stats(tp);
6534
6535                 if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) {
6536                         u32 mac_stat;
6537                         int phy_event;
6538
6539                         mac_stat = tr32(MAC_STATUS);
6540
6541                         phy_event = 0;
6542                         if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) {
6543                                 if (mac_stat & MAC_STATUS_MI_INTERRUPT)
6544                                         phy_event = 1;
6545                         } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)
6546                                 phy_event = 1;
6547
6548                         if (phy_event)
6549                                 tg3_setup_phy(tp, 0);
6550                 } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) {
6551                         u32 mac_stat = tr32(MAC_STATUS);
6552                         int need_setup = 0;
6553
6554                         if (netif_carrier_ok(tp->dev) &&
6555                             (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) {
6556                                 need_setup = 1;
6557                         }
6558                         if (! netif_carrier_ok(tp->dev) &&
6559                             (mac_stat & (MAC_STATUS_PCS_SYNCED |
6560                                          MAC_STATUS_SIGNAL_DET))) {
6561                                 need_setup = 1;
6562                         }
6563                         if (need_setup) {
6564                                 tw32_f(MAC_MODE,
6565                                      (tp->mac_mode &
6566                                       ~MAC_MODE_PORT_MODE_MASK));
6567                                 udelay(40);
6568                                 tw32_f(MAC_MODE, tp->mac_mode);
6569                                 udelay(40);
6570                                 tg3_setup_phy(tp, 0);
6571                         }
6572                 } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
6573                         tg3_serdes_parallel_detect(tp);
6574
6575                 tp->timer_counter = tp->timer_multiplier;
6576         }
6577
6578         /* Heartbeat is only sent once every 2 seconds.  */
6579         if (!--tp->asf_counter) {
6580                 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
6581                         u32 val;
6582
6583                         tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX,
6584                                       FWCMD_NICDRV_ALIVE2);
6585                         tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
6586                         /* 5 seconds timeout */
6587                         tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5);
6588                         val = tr32(GRC_RX_CPU_EVENT);
6589                         val |= (1 << 14);
6590                         tw32(GRC_RX_CPU_EVENT, val);
6591                 }
6592                 tp->asf_counter = tp->asf_multiplier;
6593         }
6594
6595         spin_unlock(&tp->lock);
6596
6597 restart_timer:
6598         tp->timer.expires = jiffies + tp->timer_offset;
6599         add_timer(&tp->timer);
6600 }
6601
6602 static int tg3_request_irq(struct tg3 *tp)
6603 {
6604         irqreturn_t (*fn)(int, void *, struct pt_regs *);
6605         unsigned long flags;
6606         struct net_device *dev = tp->dev;
6607
6608         if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6609                 fn = tg3_msi;
6610                 if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI)
6611                         fn = tg3_msi_1shot;
6612                 flags = SA_SAMPLE_RANDOM;
6613         } else {
6614                 fn = tg3_interrupt;
6615                 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6616                         fn = tg3_interrupt_tagged;
6617                 flags = SA_SHIRQ | SA_SAMPLE_RANDOM;
6618         }
6619         return (request_irq(tp->pdev->irq, fn, flags, dev->name, dev));
6620 }
6621
6622 static int tg3_test_interrupt(struct tg3 *tp)
6623 {
6624         struct net_device *dev = tp->dev;
6625         int err, i;
6626         u32 int_mbox = 0;
6627
6628         if (!netif_running(dev))
6629                 return -ENODEV;
6630
6631         tg3_disable_ints(tp);
6632
6633         free_irq(tp->pdev->irq, dev);
6634
6635         err = request_irq(tp->pdev->irq, tg3_test_isr,
6636                           SA_SHIRQ | SA_SAMPLE_RANDOM, dev->name, dev);
6637         if (err)
6638                 return err;
6639
6640         tp->hw_status->status &= ~SD_STATUS_UPDATED;
6641         tg3_enable_ints(tp);
6642
6643         tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
6644                HOSTCC_MODE_NOW);
6645
6646         for (i = 0; i < 5; i++) {
6647                 int_mbox = tr32_mailbox(MAILBOX_INTERRUPT_0 +
6648                                         TG3_64BIT_REG_LOW);
6649                 if (int_mbox != 0)
6650                         break;
6651                 msleep(10);
6652         }
6653
6654         tg3_disable_ints(tp);
6655
6656         free_irq(tp->pdev->irq, dev);
6657
6658         err = tg3_request_irq(tp);
6659
6660         if (err)
6661                 return err;
6662
6663         if (int_mbox != 0)
6664                 return 0;
6665
6666         return -EIO;
6667 }
6668
6669 /* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is
6670  * successfully restored
6671  */
6672 static int tg3_test_msi(struct tg3 *tp)
6673 {
6674         struct net_device *dev = tp->dev;
6675         int err;
6676         u16 pci_cmd;
6677
6678         if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI))
6679                 return 0;
6680
6681         /* Turn off SERR reporting in case MSI terminates with Master
6682          * Abort.
6683          */
6684         pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
6685         pci_write_config_word(tp->pdev, PCI_COMMAND,
6686                               pci_cmd & ~PCI_COMMAND_SERR);
6687
6688         err = tg3_test_interrupt(tp);
6689
6690         pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
6691
6692         if (!err)
6693                 return 0;
6694
6695         /* other failures */
6696         if (err != -EIO)
6697                 return err;
6698
6699         /* MSI test failed, go back to INTx mode */
6700         printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, "
6701                "switching to INTx mode. Please report this failure to "
6702                "the PCI maintainer and include system chipset information.\n",
6703                        tp->dev->name);
6704
6705         free_irq(tp->pdev->irq, dev);
6706         pci_disable_msi(tp->pdev);
6707
6708         tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6709
6710         err = tg3_request_irq(tp);
6711         if (err)
6712                 return err;
6713
6714         /* Need to reset the chip because the MSI cycle may have terminated
6715          * with Master Abort.
6716          */
6717         tg3_full_lock(tp, 1);
6718
6719         tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
6720         err = tg3_init_hw(tp, 1);
6721
6722         tg3_full_unlock(tp);
6723
6724         if (err)
6725                 free_irq(tp->pdev->irq, dev);
6726
6727         return err;
6728 }
6729
6730 static int tg3_open(struct net_device *dev)
6731 {
6732         struct tg3 *tp = netdev_priv(dev);
6733         int err;
6734
6735         tg3_full_lock(tp, 0);
6736
6737         err = tg3_set_power_state(tp, PCI_D0);
6738         if (err)
6739                 return err;
6740
6741         tg3_disable_ints(tp);
6742         tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
6743
6744         tg3_full_unlock(tp);
6745
6746         /* The placement of this call is tied
6747          * to the setup and use of Host TX descriptors.
6748          */
6749         err = tg3_alloc_consistent(tp);
6750         if (err)
6751                 return err;
6752
6753         if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
6754             (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) &&
6755             (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX) &&
6756             !((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) &&
6757               (tp->pdev_peer == tp->pdev))) {
6758                 /* All MSI supporting chips should support tagged
6759                  * status.  Assert that this is the case.
6760                  */
6761                 if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
6762                         printk(KERN_WARNING PFX "%s: MSI without TAGGED? "
6763                                "Not using MSI.\n", tp->dev->name);
6764                 } else if (pci_enable_msi(tp->pdev) == 0) {
6765                         u32 msi_mode;
6766
6767                         msi_mode = tr32(MSGINT_MODE);
6768                         tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE);
6769                         tp->tg3_flags2 |= TG3_FLG2_USING_MSI;
6770                 }
6771         }
6772         err = tg3_request_irq(tp);
6773
6774         if (err) {
6775                 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6776                         pci_disable_msi(tp->pdev);
6777                         tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6778                 }
6779                 tg3_free_consistent(tp);
6780                 return err;
6781         }
6782
6783         tg3_full_lock(tp, 0);
6784
6785         err = tg3_init_hw(tp, 1);
6786         if (err) {
6787                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
6788                 tg3_free_rings(tp);
6789         } else {
6790                 if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)
6791                         tp->timer_offset = HZ;
6792                 else
6793                         tp->timer_offset = HZ / 10;
6794
6795                 BUG_ON(tp->timer_offset > HZ);
6796                 tp->timer_counter = tp->timer_multiplier =
6797                         (HZ / tp->timer_offset);
6798                 tp->asf_counter = tp->asf_multiplier =
6799                         ((HZ / tp->timer_offset) * 2);
6800
6801                 init_timer(&tp->timer);
6802                 tp->timer.expires = jiffies + tp->timer_offset;
6803                 tp->timer.data = (unsigned long) tp;
6804                 tp->timer.function = tg3_timer;
6805         }
6806
6807         tg3_full_unlock(tp);
6808
6809         if (err) {
6810                 free_irq(tp->pdev->irq, dev);
6811                 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6812                         pci_disable_msi(tp->pdev);
6813                         tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6814                 }
6815                 tg3_free_consistent(tp);
6816                 return err;
6817         }
6818
6819         if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6820                 err = tg3_test_msi(tp);
6821
6822                 if (err) {
6823                         tg3_full_lock(tp, 0);
6824
6825                         if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6826                                 pci_disable_msi(tp->pdev);
6827                                 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
6828                         }
6829                         tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
6830                         tg3_free_rings(tp);
6831                         tg3_free_consistent(tp);
6832
6833                         tg3_full_unlock(tp);
6834
6835                         return err;
6836                 }
6837
6838                 if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
6839                         if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI) {
6840                                 u32 val = tr32(0x7c04);
6841
6842                                 tw32(0x7c04, val | (1 << 29));
6843                         }
6844                 }
6845         }
6846
6847         tg3_full_lock(tp, 0);
6848
6849         add_timer(&tp->timer);
6850         tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
6851         tg3_enable_ints(tp);
6852
6853         tg3_full_unlock(tp);
6854
6855         netif_start_queue(dev);
6856
6857         return 0;
6858 }
6859
6860 #if 0
6861 /*static*/ void tg3_dump_state(struct tg3 *tp)
6862 {
6863         u32 val32, val32_2, val32_3, val32_4, val32_5;
6864         u16 val16;
6865         int i;
6866
6867         pci_read_config_word(tp->pdev, PCI_STATUS, &val16);
6868         pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32);
6869         printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n",
6870                val16, val32);
6871
6872         /* MAC block */
6873         printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n",
6874                tr32(MAC_MODE), tr32(MAC_STATUS));
6875         printk("       MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n",
6876                tr32(MAC_EVENT), tr32(MAC_LED_CTRL));
6877         printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n",
6878                tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS));
6879         printk("       MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n",
6880                tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS));
6881
6882         /* Send data initiator control block */
6883         printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n",
6884                tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS));
6885         printk("       SNDDATAI_STATSCTRL[%08x]\n",
6886                tr32(SNDDATAI_STATSCTRL));
6887
6888         /* Send data completion control block */
6889         printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE));
6890
6891         /* Send BD ring selector block */
6892         printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n",
6893                tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS));
6894
6895         /* Send BD initiator control block */
6896         printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n",
6897                tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS));
6898
6899         /* Send BD completion control block */
6900         printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE));
6901
6902         /* Receive list placement control block */
6903         printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n",
6904                tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS));
6905         printk("       RCVLPC_STATSCTRL[%08x]\n",
6906                tr32(RCVLPC_STATSCTRL));
6907
6908         /* Receive data and receive BD initiator control block */
6909         printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n",
6910                tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS));
6911
6912         /* Receive data completion control block */
6913         printk("DEBUG: RCVDCC_MODE[%08x]\n",
6914                tr32(RCVDCC_MODE));
6915
6916         /* Receive BD initiator control block */
6917         printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n",
6918                tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS));
6919
6920         /* Receive BD completion control block */
6921         printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n",
6922                tr32(RCVCC_MODE), tr32(RCVCC_STATUS));
6923
6924         /* Receive list selector control block */
6925         printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n",
6926                tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS));
6927
6928         /* Mbuf cluster free block */
6929         printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n",
6930                tr32(MBFREE_MODE), tr32(MBFREE_STATUS));
6931
6932         /* Host coalescing control block */
6933         printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n",
6934                tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS));
6935         printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n",
6936                tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
6937                tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
6938         printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n",
6939                tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH),
6940                tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW));
6941         printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n",
6942                tr32(HOSTCC_STATS_BLK_NIC_ADDR));
6943         printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n",
6944                tr32(HOSTCC_STATUS_BLK_NIC_ADDR));
6945
6946         /* Memory arbiter control block */
6947         printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n",
6948                tr32(MEMARB_MODE), tr32(MEMARB_STATUS));
6949
6950         /* Buffer manager control block */
6951         printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n",
6952                tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS));
6953         printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n",
6954                tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE));
6955         printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] "
6956                "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n",
6957                tr32(BUFMGR_DMA_DESC_POOL_ADDR),
6958                tr32(BUFMGR_DMA_DESC_POOL_SIZE));
6959
6960         /* Read DMA control block */
6961         printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n",
6962                tr32(RDMAC_MODE), tr32(RDMAC_STATUS));
6963
6964         /* Write DMA control block */
6965         printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n",
6966                tr32(WDMAC_MODE), tr32(WDMAC_STATUS));
6967
6968         /* DMA completion block */
6969         printk("DEBUG: DMAC_MODE[%08x]\n",
6970                tr32(DMAC_MODE));
6971
6972         /* GRC block */
6973         printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n",
6974                tr32(GRC_MODE), tr32(GRC_MISC_CFG));
6975         printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n",
6976                tr32(GRC_LOCAL_CTRL));
6977
6978         /* TG3_BDINFOs */
6979         printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n",
6980                tr32(RCVDBDI_JUMBO_BD + 0x0),
6981                tr32(RCVDBDI_JUMBO_BD + 0x4),
6982                tr32(RCVDBDI_JUMBO_BD + 0x8),
6983                tr32(RCVDBDI_JUMBO_BD + 0xc));
6984         printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n",
6985                tr32(RCVDBDI_STD_BD + 0x0),
6986                tr32(RCVDBDI_STD_BD + 0x4),
6987                tr32(RCVDBDI_STD_BD + 0x8),
6988                tr32(RCVDBDI_STD_BD + 0xc));
6989         printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n",
6990                tr32(RCVDBDI_MINI_BD + 0x0),
6991                tr32(RCVDBDI_MINI_BD + 0x4),
6992                tr32(RCVDBDI_MINI_BD + 0x8),
6993                tr32(RCVDBDI_MINI_BD + 0xc));
6994
6995         tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32);
6996         tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2);
6997         tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3);
6998         tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4);
6999         printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n",
7000                val32, val32_2, val32_3, val32_4);
7001
7002         tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32);
7003         tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2);
7004         tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3);
7005         tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4);
7006         printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n",
7007                val32, val32_2, val32_3, val32_4);
7008
7009         tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32);
7010         tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2);
7011         tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3);
7012         tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4);
7013         tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5);
7014         printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n",
7015                val32, val32_2, val32_3, val32_4, val32_5);
7016
7017         /* SW status block */
7018         printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n",
7019                tp->hw_status->status,
7020                tp->hw_status->status_tag,
7021                tp->hw_status->rx_jumbo_consumer,
7022                tp->hw_status->rx_consumer,
7023                tp->hw_status->rx_mini_consumer,
7024                tp->hw_status->idx[0].rx_producer,
7025                tp->hw_status->idx[0].tx_consumer);
7026
7027         /* SW statistics block */
7028         printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n",
7029                ((u32 *)tp->hw_stats)[0],
7030                ((u32 *)tp->hw_stats)[1],
7031                ((u32 *)tp->hw_stats)[2],
7032                ((u32 *)tp->hw_stats)[3]);
7033
7034         /* Mailboxes */
7035         printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n",
7036                tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0),
7037                tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4),
7038                tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0),
7039                tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4));
7040
7041         /* NIC side send descriptors. */
7042         for (i = 0; i < 6; i++) {
7043                 unsigned long txd;
7044
7045                 txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC
7046                         + (i * sizeof(struct tg3_tx_buffer_desc));
7047                 printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n",
7048                        i,
7049                        readl(txd + 0x0), readl(txd + 0x4),
7050                        readl(txd + 0x8), readl(txd + 0xc));
7051         }
7052
7053         /* NIC side RX descriptors. */
7054         for (i = 0; i < 6; i++) {
7055                 unsigned long rxd;
7056
7057                 rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC
7058                         + (i * sizeof(struct tg3_rx_buffer_desc));
7059                 printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n",
7060                        i,
7061                        readl(rxd + 0x0), readl(rxd + 0x4),
7062                        readl(rxd + 0x8), readl(rxd + 0xc));
7063                 rxd += (4 * sizeof(u32));
7064                 printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n",
7065                        i,
7066                        readl(rxd + 0x0), readl(rxd + 0x4),
7067                        readl(rxd + 0x8), readl(rxd + 0xc));
7068         }
7069
7070         for (i = 0; i < 6; i++) {
7071                 unsigned long rxd;
7072
7073                 rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC
7074                         + (i * sizeof(struct tg3_rx_buffer_desc));
7075                 printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n",
7076                        i,
7077                        readl(rxd + 0x0), readl(rxd + 0x4),
7078                        readl(rxd + 0x8), readl(rxd + 0xc));
7079                 rxd += (4 * sizeof(u32));
7080                 printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n",
7081                        i,
7082                        readl(rxd + 0x0), readl(rxd + 0x4),
7083                        readl(rxd + 0x8), readl(rxd + 0xc));
7084         }
7085 }
7086 #endif
7087
7088 static struct net_device_stats *tg3_get_stats(struct net_device *);
7089 static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *);
7090
7091 static int tg3_close(struct net_device *dev)
7092 {
7093         struct tg3 *tp = netdev_priv(dev);
7094
7095         /* Calling flush_scheduled_work() may deadlock because
7096          * linkwatch_event() may be on the workqueue and it will try to get
7097          * the rtnl_lock which we are holding.
7098          */
7099         while (tp->tg3_flags & TG3_FLAG_IN_RESET_TASK)
7100                 msleep(1);
7101
7102         netif_stop_queue(dev);
7103
7104         del_timer_sync(&tp->timer);
7105
7106         tg3_full_lock(tp, 1);
7107 #if 0
7108         tg3_dump_state(tp);
7109 #endif
7110
7111         tg3_disable_ints(tp);
7112
7113         tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7114         tg3_free_rings(tp);
7115         tp->tg3_flags &=
7116                 ~(TG3_FLAG_INIT_COMPLETE |
7117                   TG3_FLAG_GOT_SERDES_FLOWCTL);
7118
7119         tg3_full_unlock(tp);
7120
7121         free_irq(tp->pdev->irq, dev);
7122         if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) {
7123                 pci_disable_msi(tp->pdev);
7124                 tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI;
7125         }
7126
7127         memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev),
7128                sizeof(tp->net_stats_prev));
7129         memcpy(&tp->estats_prev, tg3_get_estats(tp),
7130                sizeof(tp->estats_prev));
7131
7132         tg3_free_consistent(tp);
7133
7134         tg3_set_power_state(tp, PCI_D3hot);
7135
7136         netif_carrier_off(tp->dev);
7137
7138         return 0;
7139 }
7140
7141 static inline unsigned long get_stat64(tg3_stat64_t *val)
7142 {
7143         unsigned long ret;
7144
7145 #if (BITS_PER_LONG == 32)
7146         ret = val->low;
7147 #else
7148         ret = ((u64)val->high << 32) | ((u64)val->low);
7149 #endif
7150         return ret;
7151 }
7152
7153 static unsigned long calc_crc_errors(struct tg3 *tp)
7154 {
7155         struct tg3_hw_stats *hw_stats = tp->hw_stats;
7156
7157         if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) &&
7158             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
7159              GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) {
7160                 u32 val;
7161
7162                 spin_lock_bh(&tp->lock);
7163                 if (!tg3_readphy(tp, 0x1e, &val)) {
7164                         tg3_writephy(tp, 0x1e, val | 0x8000);
7165                         tg3_readphy(tp, 0x14, &val);
7166                 } else
7167                         val = 0;
7168                 spin_unlock_bh(&tp->lock);
7169
7170                 tp->phy_crc_errors += val;
7171
7172                 return tp->phy_crc_errors;
7173         }
7174
7175         return get_stat64(&hw_stats->rx_fcs_errors);
7176 }
7177
7178 #define ESTAT_ADD(member) \
7179         estats->member =        old_estats->member + \
7180                                 get_stat64(&hw_stats->member)
7181
7182 static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp)
7183 {
7184         struct tg3_ethtool_stats *estats = &tp->estats;
7185         struct tg3_ethtool_stats *old_estats = &tp->estats_prev;
7186         struct tg3_hw_stats *hw_stats = tp->hw_stats;
7187
7188         if (!hw_stats)
7189                 return old_estats;
7190
7191         ESTAT_ADD(rx_octets);
7192         ESTAT_ADD(rx_fragments);
7193         ESTAT_ADD(rx_ucast_packets);
7194         ESTAT_ADD(rx_mcast_packets);
7195         ESTAT_ADD(rx_bcast_packets);
7196         ESTAT_ADD(rx_fcs_errors);
7197         ESTAT_ADD(rx_align_errors);
7198         ESTAT_ADD(rx_xon_pause_rcvd);
7199         ESTAT_ADD(rx_xoff_pause_rcvd);
7200         ESTAT_ADD(rx_mac_ctrl_rcvd);
7201         ESTAT_ADD(rx_xoff_entered);
7202         ESTAT_ADD(rx_frame_too_long_errors);
7203         ESTAT_ADD(rx_jabbers);
7204         ESTAT_ADD(rx_undersize_packets);
7205         ESTAT_ADD(rx_in_length_errors);
7206         ESTAT_ADD(rx_out_length_errors);
7207         ESTAT_ADD(rx_64_or_less_octet_packets);
7208         ESTAT_ADD(rx_65_to_127_octet_packets);
7209         ESTAT_ADD(rx_128_to_255_octet_packets);
7210         ESTAT_ADD(rx_256_to_511_octet_packets);
7211         ESTAT_ADD(rx_512_to_1023_octet_packets);
7212         ESTAT_ADD(rx_1024_to_1522_octet_packets);
7213         ESTAT_ADD(rx_1523_to_2047_octet_packets);
7214         ESTAT_ADD(rx_2048_to_4095_octet_packets);
7215         ESTAT_ADD(rx_4096_to_8191_octet_packets);
7216         ESTAT_ADD(rx_8192_to_9022_octet_packets);
7217
7218         ESTAT_ADD(tx_octets);
7219         ESTAT_ADD(tx_collisions);
7220         ESTAT_ADD(tx_xon_sent);
7221         ESTAT_ADD(tx_xoff_sent);
7222         ESTAT_ADD(tx_flow_control);
7223         ESTAT_ADD(tx_mac_errors);
7224         ESTAT_ADD(tx_single_collisions);
7225         ESTAT_ADD(tx_mult_collisions);
7226         ESTAT_ADD(tx_deferred);
7227         ESTAT_ADD(tx_excessive_collisions);
7228         ESTAT_ADD(tx_late_collisions);
7229         ESTAT_ADD(tx_collide_2times);
7230         ESTAT_ADD(tx_collide_3times);
7231         ESTAT_ADD(tx_collide_4times);
7232         ESTAT_ADD(tx_collide_5times);
7233         ESTAT_ADD(tx_collide_6times);
7234         ESTAT_ADD(tx_collide_7times);
7235         ESTAT_ADD(tx_collide_8times);
7236         ESTAT_ADD(tx_collide_9times);
7237         ESTAT_ADD(tx_collide_10times);
7238         ESTAT_ADD(tx_collide_11times);
7239         ESTAT_ADD(tx_collide_12times);
7240         ESTAT_ADD(tx_collide_13times);
7241         ESTAT_ADD(tx_collide_14times);
7242         ESTAT_ADD(tx_collide_15times);
7243         ESTAT_ADD(tx_ucast_packets);
7244         ESTAT_ADD(tx_mcast_packets);
7245         ESTAT_ADD(tx_bcast_packets);
7246         ESTAT_ADD(tx_carrier_sense_errors);
7247         ESTAT_ADD(tx_discards);
7248         ESTAT_ADD(tx_errors);
7249
7250         ESTAT_ADD(dma_writeq_full);
7251         ESTAT_ADD(dma_write_prioq_full);
7252         ESTAT_ADD(rxbds_empty);
7253         ESTAT_ADD(rx_discards);
7254         ESTAT_ADD(rx_errors);
7255         ESTAT_ADD(rx_threshold_hit);
7256
7257         ESTAT_ADD(dma_readq_full);
7258         ESTAT_ADD(dma_read_prioq_full);
7259         ESTAT_ADD(tx_comp_queue_full);
7260
7261         ESTAT_ADD(ring_set_send_prod_index);
7262         ESTAT_ADD(ring_status_update);
7263         ESTAT_ADD(nic_irqs);
7264         ESTAT_ADD(nic_avoided_irqs);
7265         ESTAT_ADD(nic_tx_threshold_hit);
7266
7267         return estats;
7268 }
7269
7270 static struct net_device_stats *tg3_get_stats(struct net_device *dev)
7271 {
7272         struct tg3 *tp = netdev_priv(dev);
7273         struct net_device_stats *stats = &tp->net_stats;
7274         struct net_device_stats *old_stats = &tp->net_stats_prev;
7275         struct tg3_hw_stats *hw_stats = tp->hw_stats;
7276
7277         if (!hw_stats)
7278                 return old_stats;
7279
7280         stats->rx_packets = old_stats->rx_packets +
7281                 get_stat64(&hw_stats->rx_ucast_packets) +
7282                 get_stat64(&hw_stats->rx_mcast_packets) +
7283                 get_stat64(&hw_stats->rx_bcast_packets);
7284
7285         stats->tx_packets = old_stats->tx_packets +
7286                 get_stat64(&hw_stats->tx_ucast_packets) +
7287                 get_stat64(&hw_stats->tx_mcast_packets) +
7288                 get_stat64(&hw_stats->tx_bcast_packets);
7289
7290         stats->rx_bytes = old_stats->rx_bytes +
7291                 get_stat64(&hw_stats->rx_octets);
7292         stats->tx_bytes = old_stats->tx_bytes +
7293                 get_stat64(&hw_stats->tx_octets);
7294
7295         stats->rx_errors = old_stats->rx_errors +
7296                 get_stat64(&hw_stats->rx_errors);
7297         stats->tx_errors = old_stats->tx_errors +
7298                 get_stat64(&hw_stats->tx_errors) +
7299                 get_stat64(&hw_stats->tx_mac_errors) +
7300                 get_stat64(&hw_stats->tx_carrier_sense_errors) +
7301                 get_stat64(&hw_stats->tx_discards);
7302
7303         stats->multicast = old_stats->multicast +
7304                 get_stat64(&hw_stats->rx_mcast_packets);
7305         stats->collisions = old_stats->collisions +
7306                 get_stat64(&hw_stats->tx_collisions);
7307
7308         stats->rx_length_errors = old_stats->rx_length_errors +
7309                 get_stat64(&hw_stats->rx_frame_too_long_errors) +
7310                 get_stat64(&hw_stats->rx_undersize_packets);
7311
7312         stats->rx_over_errors = old_stats->rx_over_errors +
7313                 get_stat64(&hw_stats->rxbds_empty);
7314         stats->rx_frame_errors = old_stats->rx_frame_errors +
7315                 get_stat64(&hw_stats->rx_align_errors);
7316         stats->tx_aborted_errors = old_stats->tx_aborted_errors +
7317                 get_stat64(&hw_stats->tx_discards);
7318         stats->tx_carrier_errors = old_stats->tx_carrier_errors +
7319                 get_stat64(&hw_stats->tx_carrier_sense_errors);
7320
7321         stats->rx_crc_errors = old_stats->rx_crc_errors +
7322                 calc_crc_errors(tp);
7323
7324         stats->rx_missed_errors = old_stats->rx_missed_errors +
7325                 get_stat64(&hw_stats->rx_discards);
7326
7327         return stats;
7328 }
7329
7330 static inline u32 calc_crc(unsigned char *buf, int len)
7331 {
7332         u32 reg;
7333         u32 tmp;
7334         int j, k;
7335
7336         reg = 0xffffffff;
7337
7338         for (j = 0; j < len; j++) {
7339                 reg ^= buf[j];
7340
7341                 for (k = 0; k < 8; k++) {
7342                         tmp = reg & 0x01;
7343
7344                         reg >>= 1;
7345
7346                         if (tmp) {
7347                                 reg ^= 0xedb88320;
7348                         }
7349                 }
7350         }
7351
7352         return ~reg;
7353 }
7354
7355 static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all)
7356 {
7357         /* accept or reject all multicast frames */
7358         tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0);
7359         tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0);
7360         tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0);
7361         tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0);
7362 }
7363
7364 static void __tg3_set_rx_mode(struct net_device *dev)
7365 {
7366         struct tg3 *tp = netdev_priv(dev);
7367         u32 rx_mode;
7368
7369         rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC |
7370                                   RX_MODE_KEEP_VLAN_TAG);
7371
7372         /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG
7373          * flag clear.
7374          */
7375 #if TG3_VLAN_TAG_USED
7376         if (!tp->vlgrp &&
7377             !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
7378                 rx_mode |= RX_MODE_KEEP_VLAN_TAG;
7379 #else
7380         /* By definition, VLAN is disabled always in this
7381          * case.
7382          */
7383         if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
7384                 rx_mode |= RX_MODE_KEEP_VLAN_TAG;
7385 #endif
7386
7387         if (dev->flags & IFF_PROMISC) {
7388                 /* Promiscuous mode. */
7389                 rx_mode |= RX_MODE_PROMISC;
7390         } else if (dev->flags & IFF_ALLMULTI) {
7391                 /* Accept all multicast. */
7392                 tg3_set_multi (tp, 1);
7393         } else if (dev->mc_count < 1) {
7394                 /* Reject all multicast. */
7395                 tg3_set_multi (tp, 0);
7396         } else {
7397                 /* Accept one or more multicast(s). */
7398                 struct dev_mc_list *mclist;
7399                 unsigned int i;
7400                 u32 mc_filter[4] = { 0, };
7401                 u32 regidx;
7402                 u32 bit;
7403                 u32 crc;
7404
7405                 for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
7406                      i++, mclist = mclist->next) {
7407
7408                         crc = calc_crc (mclist->dmi_addr, ETH_ALEN);
7409                         bit = ~crc & 0x7f;
7410                         regidx = (bit & 0x60) >> 5;
7411                         bit &= 0x1f;
7412                         mc_filter[regidx] |= (1 << bit);
7413                 }
7414
7415                 tw32(MAC_HASH_REG_0, mc_filter[0]);
7416                 tw32(MAC_HASH_REG_1, mc_filter[1]);
7417                 tw32(MAC_HASH_REG_2, mc_filter[2]);
7418                 tw32(MAC_HASH_REG_3, mc_filter[3]);
7419         }
7420
7421         if (rx_mode != tp->rx_mode) {
7422                 tp->rx_mode = rx_mode;
7423                 tw32_f(MAC_RX_MODE, rx_mode);
7424                 udelay(10);
7425         }
7426 }
7427
7428 static void tg3_set_rx_mode(struct net_device *dev)
7429 {
7430         struct tg3 *tp = netdev_priv(dev);
7431
7432         if (!netif_running(dev))
7433                 return;
7434
7435         tg3_full_lock(tp, 0);
7436         __tg3_set_rx_mode(dev);
7437         tg3_full_unlock(tp);
7438 }
7439
7440 #define TG3_REGDUMP_LEN         (32 * 1024)
7441
7442 static int tg3_get_regs_len(struct net_device *dev)
7443 {
7444         return TG3_REGDUMP_LEN;
7445 }
7446
7447 static void tg3_get_regs(struct net_device *dev,
7448                 struct ethtool_regs *regs, void *_p)
7449 {
7450         u32 *p = _p;
7451         struct tg3 *tp = netdev_priv(dev);
7452         u8 *orig_p = _p;
7453         int i;
7454
7455         regs->version = 0;
7456
7457         memset(p, 0, TG3_REGDUMP_LEN);
7458
7459         if (tp->link_config.phy_is_low_power)
7460                 return;
7461
7462         tg3_full_lock(tp, 0);
7463
7464 #define __GET_REG32(reg)        (*(p)++ = tr32(reg))
7465 #define GET_REG32_LOOP(base,len)                \
7466 do {    p = (u32 *)(orig_p + (base));           \
7467         for (i = 0; i < len; i += 4)            \
7468                 __GET_REG32((base) + i);        \
7469 } while (0)
7470 #define GET_REG32_1(reg)                        \
7471 do {    p = (u32 *)(orig_p + (reg));            \
7472         __GET_REG32((reg));                     \
7473 } while (0)
7474
7475         GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0);
7476         GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200);
7477         GET_REG32_LOOP(MAC_MODE, 0x4f0);
7478         GET_REG32_LOOP(SNDDATAI_MODE, 0xe0);
7479         GET_REG32_1(SNDDATAC_MODE);
7480         GET_REG32_LOOP(SNDBDS_MODE, 0x80);
7481         GET_REG32_LOOP(SNDBDI_MODE, 0x48);
7482         GET_REG32_1(SNDBDC_MODE);
7483         GET_REG32_LOOP(RCVLPC_MODE, 0x20);
7484         GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c);
7485         GET_REG32_LOOP(RCVDBDI_MODE, 0x0c);
7486         GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c);
7487         GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44);
7488         GET_REG32_1(RCVDCC_MODE);
7489         GET_REG32_LOOP(RCVBDI_MODE, 0x20);
7490         GET_REG32_LOOP(RCVCC_MODE, 0x14);
7491         GET_REG32_LOOP(RCVLSC_MODE, 0x08);
7492         GET_REG32_1(MBFREE_MODE);
7493         GET_REG32_LOOP(HOSTCC_MODE, 0x100);
7494         GET_REG32_LOOP(MEMARB_MODE, 0x10);
7495         GET_REG32_LOOP(BUFMGR_MODE, 0x58);
7496         GET_REG32_LOOP(RDMAC_MODE, 0x08);
7497         GET_REG32_LOOP(WDMAC_MODE, 0x08);
7498         GET_REG32_1(RX_CPU_MODE);
7499         GET_REG32_1(RX_CPU_STATE);
7500         GET_REG32_1(RX_CPU_PGMCTR);
7501         GET_REG32_1(RX_CPU_HWBKPT);
7502         GET_REG32_1(TX_CPU_MODE);
7503         GET_REG32_1(TX_CPU_STATE);
7504         GET_REG32_1(TX_CPU_PGMCTR);
7505         GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110);
7506         GET_REG32_LOOP(FTQ_RESET, 0x120);
7507         GET_REG32_LOOP(MSGINT_MODE, 0x0c);
7508         GET_REG32_1(DMAC_MODE);
7509         GET_REG32_LOOP(GRC_MODE, 0x4c);
7510         if (tp->tg3_flags & TG3_FLAG_NVRAM)
7511                 GET_REG32_LOOP(NVRAM_CMD, 0x24);
7512
7513 #undef __GET_REG32
7514 #undef GET_REG32_LOOP
7515 #undef GET_REG32_1
7516
7517         tg3_full_unlock(tp);
7518 }
7519
7520 static int tg3_get_eeprom_len(struct net_device *dev)
7521 {
7522         struct tg3 *tp = netdev_priv(dev);
7523
7524         return tp->nvram_size;
7525 }
7526
7527 static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val);
7528 static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val);
7529
7530 static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
7531 {
7532         struct tg3 *tp = netdev_priv(dev);
7533         int ret;
7534         u8  *pd;
7535         u32 i, offset, len, val, b_offset, b_count;
7536
7537         if (tp->link_config.phy_is_low_power)
7538                 return -EAGAIN;
7539
7540         offset = eeprom->offset;
7541         len = eeprom->len;
7542         eeprom->len = 0;
7543
7544         eeprom->magic = TG3_EEPROM_MAGIC;
7545
7546         if (offset & 3) {
7547                 /* adjustments to start on required 4 byte boundary */
7548                 b_offset = offset & 3;
7549                 b_count = 4 - b_offset;
7550                 if (b_count > len) {
7551                         /* i.e. offset=1 len=2 */
7552                         b_count = len;
7553                 }
7554                 ret = tg3_nvram_read(tp, offset-b_offset, &val);
7555                 if (ret)
7556                         return ret;
7557                 val = cpu_to_le32(val);
7558                 memcpy(data, ((char*)&val) + b_offset, b_count);
7559                 len -= b_count;
7560                 offset += b_count;
7561                 eeprom->len += b_count;
7562         }
7563
7564         /* read bytes upto the last 4 byte boundary */
7565         pd = &data[eeprom->len];
7566         for (i = 0; i < (len - (len & 3)); i += 4) {
7567                 ret = tg3_nvram_read(tp, offset + i, &val);
7568                 if (ret) {
7569                         eeprom->len += i;
7570                         return ret;
7571                 }
7572                 val = cpu_to_le32(val);
7573                 memcpy(pd + i, &val, 4);
7574         }
7575         eeprom->len += i;
7576
7577         if (len & 3) {
7578                 /* read last bytes not ending on 4 byte boundary */
7579                 pd = &data[eeprom->len];
7580                 b_count = len & 3;
7581                 b_offset = offset + len - b_count;
7582                 ret = tg3_nvram_read(tp, b_offset, &val);
7583                 if (ret)
7584                         return ret;
7585                 val = cpu_to_le32(val);
7586                 memcpy(pd, ((char*)&val), b_count);
7587                 eeprom->len += b_count;
7588         }
7589         return 0;
7590 }
7591
7592 static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf);
7593
7594 static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data)
7595 {
7596         struct tg3 *tp = netdev_priv(dev);
7597         int ret;
7598         u32 offset, len, b_offset, odd_len, start, end;
7599         u8 *buf;
7600
7601         if (tp->link_config.phy_is_low_power)
7602                 return -EAGAIN;
7603
7604         if (eeprom->magic != TG3_EEPROM_MAGIC)
7605                 return -EINVAL;
7606
7607         offset = eeprom->offset;
7608         len = eeprom->len;
7609
7610         if ((b_offset = (offset & 3))) {
7611                 /* adjustments to start on required 4 byte boundary */
7612                 ret = tg3_nvram_read(tp, offset-b_offset, &start);
7613                 if (ret)
7614                         return ret;
7615                 start = cpu_to_le32(start);
7616                 len += b_offset;
7617                 offset &= ~3;
7618                 if (len < 4)
7619                         len = 4;
7620         }
7621
7622         odd_len = 0;
7623         if (len & 3) {
7624                 /* adjustments to end on required 4 byte boundary */
7625                 odd_len = 1;
7626                 len = (len + 3) & ~3;
7627                 ret = tg3_nvram_read(tp, offset+len-4, &end);
7628                 if (ret)
7629                         return ret;
7630                 end = cpu_to_le32(end);
7631         }
7632
7633         buf = data;
7634         if (b_offset || odd_len) {
7635                 buf = kmalloc(len, GFP_KERNEL);
7636                 if (buf == 0)
7637                         return -ENOMEM;
7638                 if (b_offset)
7639                         memcpy(buf, &start, 4);
7640                 if (odd_len)
7641                         memcpy(buf+len-4, &end, 4);
7642                 memcpy(buf + b_offset, data, eeprom->len);
7643         }
7644
7645         ret = tg3_nvram_write_block(tp, offset, len, buf);
7646
7647         if (buf != data)
7648                 kfree(buf);
7649
7650         return ret;
7651 }
7652
7653 static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
7654 {
7655         struct tg3 *tp = netdev_priv(dev);
7656
7657         cmd->supported = (SUPPORTED_Autoneg);
7658
7659         if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
7660                 cmd->supported |= (SUPPORTED_1000baseT_Half |
7661                                    SUPPORTED_1000baseT_Full);
7662
7663         if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) {
7664                 cmd->supported |= (SUPPORTED_100baseT_Half |
7665                                   SUPPORTED_100baseT_Full |
7666                                   SUPPORTED_10baseT_Half |
7667                                   SUPPORTED_10baseT_Full |
7668                                   SUPPORTED_MII);
7669                 cmd->port = PORT_TP;
7670         } else {
7671                 cmd->supported |= SUPPORTED_FIBRE;
7672                 cmd->port = PORT_FIBRE;
7673         }
7674
7675         cmd->advertising = tp->link_config.advertising;
7676         if (netif_running(dev)) {
7677                 cmd->speed = tp->link_config.active_speed;
7678                 cmd->duplex = tp->link_config.active_duplex;
7679         }
7680         cmd->phy_address = PHY_ADDR;
7681         cmd->transceiver = 0;
7682         cmd->autoneg = tp->link_config.autoneg;
7683         cmd->maxtxpkt = 0;
7684         cmd->maxrxpkt = 0;
7685         return 0;
7686 }
7687
7688 static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
7689 {
7690         struct tg3 *tp = netdev_priv(dev);
7691
7692         if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
7693                 /* These are the only valid advertisement bits allowed.  */
7694                 if (cmd->autoneg == AUTONEG_ENABLE &&
7695                     (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
7696                                           ADVERTISED_1000baseT_Full |
7697                                           ADVERTISED_Autoneg |
7698                                           ADVERTISED_FIBRE)))
7699                         return -EINVAL;
7700                 /* Fiber can only do SPEED_1000.  */
7701                 else if ((cmd->autoneg != AUTONEG_ENABLE) &&
7702                          (cmd->speed != SPEED_1000))
7703                         return -EINVAL;
7704         /* Copper cannot force SPEED_1000.  */
7705         } else if ((cmd->autoneg != AUTONEG_ENABLE) &&
7706                    (cmd->speed == SPEED_1000))
7707                 return -EINVAL;
7708         else if ((cmd->speed == SPEED_1000) &&
7709                  (tp->tg3_flags2 & TG3_FLAG_10_100_ONLY))
7710                 return -EINVAL;
7711
7712         tg3_full_lock(tp, 0);
7713
7714         tp->link_config.autoneg = cmd->autoneg;
7715         if (cmd->autoneg == AUTONEG_ENABLE) {
7716                 tp->link_config.advertising = cmd->advertising;
7717                 tp->link_config.speed = SPEED_INVALID;
7718                 tp->link_config.duplex = DUPLEX_INVALID;
7719         } else {
7720                 tp->link_config.advertising = 0;
7721                 tp->link_config.speed = cmd->speed;
7722                 tp->link_config.duplex = cmd->duplex;
7723         }
7724
7725         if (netif_running(dev))
7726                 tg3_setup_phy(tp, 1);
7727
7728         tg3_full_unlock(tp);
7729
7730         return 0;
7731 }
7732
7733 static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
7734 {
7735         struct tg3 *tp = netdev_priv(dev);
7736
7737         strcpy(info->driver, DRV_MODULE_NAME);
7738         strcpy(info->version, DRV_MODULE_VERSION);
7739         strcpy(info->fw_version, tp->fw_ver);
7740         strcpy(info->bus_info, pci_name(tp->pdev));
7741 }
7742
7743 static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
7744 {
7745         struct tg3 *tp = netdev_priv(dev);
7746
7747         wol->supported = WAKE_MAGIC;
7748         wol->wolopts = 0;
7749         if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)
7750                 wol->wolopts = WAKE_MAGIC;
7751         memset(&wol->sopass, 0, sizeof(wol->sopass));
7752 }
7753
7754 static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
7755 {
7756         struct tg3 *tp = netdev_priv(dev);
7757
7758         if (wol->wolopts & ~WAKE_MAGIC)
7759                 return -EINVAL;
7760         if ((wol->wolopts & WAKE_MAGIC) &&
7761             tp->tg3_flags2 & TG3_FLG2_PHY_SERDES &&
7762             !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP))
7763                 return -EINVAL;
7764
7765         spin_lock_bh(&tp->lock);
7766         if (wol->wolopts & WAKE_MAGIC)
7767                 tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
7768         else
7769                 tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
7770         spin_unlock_bh(&tp->lock);
7771
7772         return 0;
7773 }
7774
7775 static u32 tg3_get_msglevel(struct net_device *dev)
7776 {
7777         struct tg3 *tp = netdev_priv(dev);
7778         return tp->msg_enable;
7779 }
7780
7781 static void tg3_set_msglevel(struct net_device *dev, u32 value)
7782 {
7783         struct tg3 *tp = netdev_priv(dev);
7784         tp->msg_enable = value;
7785 }
7786
7787 #if TG3_TSO_SUPPORT != 0
7788 static int tg3_set_tso(struct net_device *dev, u32 value)
7789 {
7790         struct tg3 *tp = netdev_priv(dev);
7791
7792         if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) {
7793                 if (value)
7794                         return -EINVAL;
7795                 return 0;
7796         }
7797         return ethtool_op_set_tso(dev, value);
7798 }
7799 #endif
7800
7801 static int tg3_nway_reset(struct net_device *dev)
7802 {
7803         struct tg3 *tp = netdev_priv(dev);
7804         u32 bmcr;
7805         int r;
7806
7807         if (!netif_running(dev))
7808                 return -EAGAIN;
7809
7810         if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
7811                 return -EINVAL;
7812
7813         spin_lock_bh(&tp->lock);
7814         r = -EINVAL;
7815         tg3_readphy(tp, MII_BMCR, &bmcr);
7816         if (!tg3_readphy(tp, MII_BMCR, &bmcr) &&
7817             ((bmcr & BMCR_ANENABLE) ||
7818              (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT))) {
7819                 tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART |
7820                                            BMCR_ANENABLE);
7821                 r = 0;
7822         }
7823         spin_unlock_bh(&tp->lock);
7824
7825         return r;
7826 }
7827
7828 static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
7829 {
7830         struct tg3 *tp = netdev_priv(dev);
7831
7832         ering->rx_max_pending = TG3_RX_RING_SIZE - 1;
7833         ering->rx_mini_max_pending = 0;
7834         if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE)
7835                 ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1;
7836         else
7837                 ering->rx_jumbo_max_pending = 0;
7838
7839         ering->tx_max_pending = TG3_TX_RING_SIZE - 1;
7840
7841         ering->rx_pending = tp->rx_pending;
7842         ering->rx_mini_pending = 0;
7843         if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE)
7844                 ering->rx_jumbo_pending = tp->rx_jumbo_pending;
7845         else
7846                 ering->rx_jumbo_pending = 0;
7847
7848         ering->tx_pending = tp->tx_pending;
7849 }
7850
7851 static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering)
7852 {
7853         struct tg3 *tp = netdev_priv(dev);
7854         int irq_sync = 0;
7855
7856         if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) ||
7857             (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) ||
7858             (ering->tx_pending > TG3_TX_RING_SIZE - 1))
7859                 return -EINVAL;
7860
7861         if (netif_running(dev)) {
7862                 tg3_netif_stop(tp);
7863                 irq_sync = 1;
7864         }
7865
7866         tg3_full_lock(tp, irq_sync);
7867
7868         tp->rx_pending = ering->rx_pending;
7869
7870         if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) &&
7871             tp->rx_pending > 63)
7872                 tp->rx_pending = 63;
7873         tp->rx_jumbo_pending = ering->rx_jumbo_pending;
7874         tp->tx_pending = ering->tx_pending;
7875
7876         if (netif_running(dev)) {
7877                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7878                 tg3_init_hw(tp, 1);
7879                 tg3_netif_start(tp);
7880         }
7881
7882         tg3_full_unlock(tp);
7883
7884         return 0;
7885 }
7886
7887 static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
7888 {
7889         struct tg3 *tp = netdev_priv(dev);
7890
7891         epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0;
7892         epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0;
7893         epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0;
7894 }
7895
7896 static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause)
7897 {
7898         struct tg3 *tp = netdev_priv(dev);
7899         int irq_sync = 0;
7900
7901         if (netif_running(dev)) {
7902                 tg3_netif_stop(tp);
7903                 irq_sync = 1;
7904         }
7905
7906         tg3_full_lock(tp, irq_sync);
7907
7908         if (epause->autoneg)
7909                 tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
7910         else
7911                 tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG;
7912         if (epause->rx_pause)
7913                 tp->tg3_flags |= TG3_FLAG_RX_PAUSE;
7914         else
7915                 tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE;
7916         if (epause->tx_pause)
7917                 tp->tg3_flags |= TG3_FLAG_TX_PAUSE;
7918         else
7919                 tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE;
7920
7921         if (netif_running(dev)) {
7922                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7923                 tg3_init_hw(tp, 1);
7924                 tg3_netif_start(tp);
7925         }
7926
7927         tg3_full_unlock(tp);
7928
7929         return 0;
7930 }
7931
7932 static u32 tg3_get_rx_csum(struct net_device *dev)
7933 {
7934         struct tg3 *tp = netdev_priv(dev);
7935         return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0;
7936 }
7937
7938 static int tg3_set_rx_csum(struct net_device *dev, u32 data)
7939 {
7940         struct tg3 *tp = netdev_priv(dev);
7941
7942         if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
7943                 if (data != 0)
7944                         return -EINVAL;
7945                 return 0;
7946         }
7947
7948         spin_lock_bh(&tp->lock);
7949         if (data)
7950                 tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
7951         else
7952                 tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
7953         spin_unlock_bh(&tp->lock);
7954
7955         return 0;
7956 }
7957
7958 static int tg3_set_tx_csum(struct net_device *dev, u32 data)
7959 {
7960         struct tg3 *tp = netdev_priv(dev);
7961
7962         if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) {
7963                 if (data != 0)
7964                         return -EINVAL;
7965                 return 0;
7966         }
7967
7968         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
7969             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
7970                 ethtool_op_set_tx_hw_csum(dev, data);
7971         else
7972                 ethtool_op_set_tx_csum(dev, data);
7973
7974         return 0;
7975 }
7976
7977 static int tg3_get_stats_count (struct net_device *dev)
7978 {
7979         return TG3_NUM_STATS;
7980 }
7981
7982 static int tg3_get_test_count (struct net_device *dev)
7983 {
7984         return TG3_NUM_TEST;
7985 }
7986
7987 static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf)
7988 {
7989         switch (stringset) {
7990         case ETH_SS_STATS:
7991                 memcpy(buf, &ethtool_stats_keys, sizeof(ethtool_stats_keys));
7992                 break;
7993         case ETH_SS_TEST:
7994                 memcpy(buf, &ethtool_test_keys, sizeof(ethtool_test_keys));
7995                 break;
7996         default:
7997                 WARN_ON(1);     /* we need a WARN() */
7998                 break;
7999         }
8000 }
8001
8002 static int tg3_phys_id(struct net_device *dev, u32 data)
8003 {
8004         struct tg3 *tp = netdev_priv(dev);
8005         int i;
8006
8007         if (!netif_running(tp->dev))
8008                 return -EAGAIN;
8009
8010         if (data == 0)
8011                 data = 2;
8012
8013         for (i = 0; i < (data * 2); i++) {
8014                 if ((i % 2) == 0)
8015                         tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
8016                                            LED_CTRL_1000MBPS_ON |
8017                                            LED_CTRL_100MBPS_ON |
8018                                            LED_CTRL_10MBPS_ON |
8019                                            LED_CTRL_TRAFFIC_OVERRIDE |
8020                                            LED_CTRL_TRAFFIC_BLINK |
8021                                            LED_CTRL_TRAFFIC_LED);
8022
8023                 else
8024                         tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE |
8025                                            LED_CTRL_TRAFFIC_OVERRIDE);
8026
8027                 if (msleep_interruptible(500))
8028                         break;
8029         }
8030         tw32(MAC_LED_CTRL, tp->led_ctrl);
8031         return 0;
8032 }
8033
8034 static void tg3_get_ethtool_stats (struct net_device *dev,
8035                                    struct ethtool_stats *estats, u64 *tmp_stats)
8036 {
8037         struct tg3 *tp = netdev_priv(dev);
8038         memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats));
8039 }
8040
8041 #define NVRAM_TEST_SIZE 0x100
8042 #define NVRAM_SELFBOOT_FORMAT1_SIZE 0x14
8043
8044 static int tg3_test_nvram(struct tg3 *tp)
8045 {
8046         u32 *buf, csum, magic;
8047         int i, j, err = 0, size;
8048
8049         if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
8050                 return -EIO;
8051
8052         if (magic == TG3_EEPROM_MAGIC)
8053                 size = NVRAM_TEST_SIZE;
8054         else if ((magic & 0xff000000) == 0xa5000000) {
8055                 if ((magic & 0xe00000) == 0x200000)
8056                         size = NVRAM_SELFBOOT_FORMAT1_SIZE;
8057                 else
8058                         return 0;
8059         } else
8060                 return -EIO;
8061
8062         buf = kmalloc(size, GFP_KERNEL);
8063         if (buf == NULL)
8064                 return -ENOMEM;
8065
8066         err = -EIO;
8067         for (i = 0, j = 0; i < size; i += 4, j++) {
8068                 u32 val;
8069
8070                 if ((err = tg3_nvram_read(tp, i, &val)) != 0)
8071                         break;
8072                 buf[j] = cpu_to_le32(val);
8073         }
8074         if (i < size)
8075                 goto out;
8076
8077         /* Selfboot format */
8078         if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC) {
8079                 u8 *buf8 = (u8 *) buf, csum8 = 0;
8080
8081                 for (i = 0; i < size; i++)
8082                         csum8 += buf8[i];
8083
8084                 if (csum8 == 0) {
8085                         err = 0;
8086                         goto out;
8087                 }
8088
8089                 err = -EIO;
8090                 goto out;
8091         }
8092
8093         /* Bootstrap checksum at offset 0x10 */
8094         csum = calc_crc((unsigned char *) buf, 0x10);
8095         if(csum != cpu_to_le32(buf[0x10/4]))
8096                 goto out;
8097
8098         /* Manufacturing block starts at offset 0x74, checksum at 0xfc */
8099         csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88);
8100         if (csum != cpu_to_le32(buf[0xfc/4]))
8101                  goto out;
8102
8103         err = 0;
8104
8105 out:
8106         kfree(buf);
8107         return err;
8108 }
8109
8110 #define TG3_SERDES_TIMEOUT_SEC  2
8111 #define TG3_COPPER_TIMEOUT_SEC  6
8112
8113 static int tg3_test_link(struct tg3 *tp)
8114 {
8115         int i, max;
8116
8117         if (!netif_running(tp->dev))
8118                 return -ENODEV;
8119
8120         if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
8121                 max = TG3_SERDES_TIMEOUT_SEC;
8122         else
8123                 max = TG3_COPPER_TIMEOUT_SEC;
8124
8125         for (i = 0; i < max; i++) {
8126                 if (netif_carrier_ok(tp->dev))
8127                         return 0;
8128
8129                 if (msleep_interruptible(1000))
8130                         break;
8131         }
8132
8133         return -EIO;
8134 }
8135
8136 /* Only test the commonly used registers */
8137 static int tg3_test_registers(struct tg3 *tp)
8138 {
8139         int i, is_5705;
8140         u32 offset, read_mask, write_mask, val, save_val, read_val;
8141         static struct {
8142                 u16 offset;
8143                 u16 flags;
8144 #define TG3_FL_5705     0x1
8145 #define TG3_FL_NOT_5705 0x2
8146 #define TG3_FL_NOT_5788 0x4
8147                 u32 read_mask;
8148                 u32 write_mask;
8149         } reg_tbl[] = {
8150                 /* MAC Control Registers */
8151                 { MAC_MODE, TG3_FL_NOT_5705,
8152                         0x00000000, 0x00ef6f8c },
8153                 { MAC_MODE, TG3_FL_5705,
8154                         0x00000000, 0x01ef6b8c },
8155                 { MAC_STATUS, TG3_FL_NOT_5705,
8156                         0x03800107, 0x00000000 },
8157                 { MAC_STATUS, TG3_FL_5705,
8158                         0x03800100, 0x00000000 },
8159                 { MAC_ADDR_0_HIGH, 0x0000,
8160                         0x00000000, 0x0000ffff },
8161                 { MAC_ADDR_0_LOW, 0x0000,
8162                         0x00000000, 0xffffffff },
8163                 { MAC_RX_MTU_SIZE, 0x0000,
8164                         0x00000000, 0x0000ffff },
8165                 { MAC_TX_MODE, 0x0000,
8166                         0x00000000, 0x00000070 },
8167                 { MAC_TX_LENGTHS, 0x0000,
8168                         0x00000000, 0x00003fff },
8169                 { MAC_RX_MODE, TG3_FL_NOT_5705,
8170                         0x00000000, 0x000007fc },
8171                 { MAC_RX_MODE, TG3_FL_5705,
8172                         0x00000000, 0x000007dc },
8173                 { MAC_HASH_REG_0, 0x0000,
8174                         0x00000000, 0xffffffff },
8175                 { MAC_HASH_REG_1, 0x0000,
8176                         0x00000000, 0xffffffff },
8177                 { MAC_HASH_REG_2, 0x0000,
8178                         0x00000000, 0xffffffff },
8179                 { MAC_HASH_REG_3, 0x0000,
8180                         0x00000000, 0xffffffff },
8181
8182                 /* Receive Data and Receive BD Initiator Control Registers. */
8183                 { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705,
8184                         0x00000000, 0xffffffff },
8185                 { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705,
8186                         0x00000000, 0xffffffff },
8187                 { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705,
8188                         0x00000000, 0x00000003 },
8189                 { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705,
8190                         0x00000000, 0xffffffff },
8191                 { RCVDBDI_STD_BD+0, 0x0000,
8192                         0x00000000, 0xffffffff },
8193                 { RCVDBDI_STD_BD+4, 0x0000,
8194                         0x00000000, 0xffffffff },
8195                 { RCVDBDI_STD_BD+8, 0x0000,
8196                         0x00000000, 0xffff0002 },
8197                 { RCVDBDI_STD_BD+0xc, 0x0000,
8198                         0x00000000, 0xffffffff },
8199
8200                 /* Receive BD Initiator Control Registers. */
8201                 { RCVBDI_STD_THRESH, TG3_FL_NOT_5705,
8202                         0x00000000, 0xffffffff },
8203                 { RCVBDI_STD_THRESH, TG3_FL_5705,
8204                         0x00000000, 0x000003ff },
8205                 { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705,
8206                         0x00000000, 0xffffffff },
8207
8208                 /* Host Coalescing Control Registers. */
8209                 { HOSTCC_MODE, TG3_FL_NOT_5705,
8210                         0x00000000, 0x00000004 },
8211                 { HOSTCC_MODE, TG3_FL_5705,
8212                         0x00000000, 0x000000f6 },
8213                 { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705,
8214                         0x00000000, 0xffffffff },
8215                 { HOSTCC_RXCOL_TICKS, TG3_FL_5705,
8216                         0x00000000, 0x000003ff },
8217                 { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705,
8218                         0x00000000, 0xffffffff },
8219                 { HOSTCC_TXCOL_TICKS, TG3_FL_5705,
8220                         0x00000000, 0x000003ff },
8221                 { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705,
8222                         0x00000000, 0xffffffff },
8223                 { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
8224                         0x00000000, 0x000000ff },
8225                 { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705,
8226                         0x00000000, 0xffffffff },
8227                 { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788,
8228                         0x00000000, 0x000000ff },
8229                 { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705,
8230                         0x00000000, 0xffffffff },
8231                 { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705,
8232                         0x00000000, 0xffffffff },
8233                 { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705,
8234                         0x00000000, 0xffffffff },
8235                 { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
8236                         0x00000000, 0x000000ff },
8237                 { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705,
8238                         0x00000000, 0xffffffff },
8239                 { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788,
8240                         0x00000000, 0x000000ff },
8241                 { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705,
8242                         0x00000000, 0xffffffff },
8243                 { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705,
8244                         0x00000000, 0xffffffff },
8245                 { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705,
8246                         0x00000000, 0xffffffff },
8247                 { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000,
8248                         0x00000000, 0xffffffff },
8249                 { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000,
8250                         0x00000000, 0xffffffff },
8251                 { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000,
8252                         0xffffffff, 0x00000000 },
8253                 { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000,
8254                         0xffffffff, 0x00000000 },
8255
8256                 /* Buffer Manager Control Registers. */
8257                 { BUFMGR_MB_POOL_ADDR, 0x0000,
8258                         0x00000000, 0x007fff80 },
8259                 { BUFMGR_MB_POOL_SIZE, 0x0000,
8260                         0x00000000, 0x007fffff },
8261                 { BUFMGR_MB_RDMA_LOW_WATER, 0x0000,
8262                         0x00000000, 0x0000003f },
8263                 { BUFMGR_MB_MACRX_LOW_WATER, 0x0000,
8264                         0x00000000, 0x000001ff },
8265                 { BUFMGR_MB_HIGH_WATER, 0x0000,
8266                         0x00000000, 0x000001ff },
8267                 { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705,
8268                         0xffffffff, 0x00000000 },
8269                 { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705,
8270                         0xffffffff, 0x00000000 },
8271
8272                 /* Mailbox Registers */
8273                 { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000,
8274                         0x00000000, 0x000001ff },
8275                 { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705,
8276                         0x00000000, 0x000001ff },
8277                 { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000,
8278                         0x00000000, 0x000007ff },
8279                 { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000,
8280                         0x00000000, 0x000001ff },
8281
8282                 { 0xffff, 0x0000, 0x00000000, 0x00000000 },
8283         };
8284
8285         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)
8286                 is_5705 = 1;
8287         else
8288                 is_5705 = 0;
8289
8290         for (i = 0; reg_tbl[i].offset != 0xffff; i++) {
8291                 if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705))
8292                         continue;
8293
8294                 if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705))
8295                         continue;
8296
8297                 if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
8298                     (reg_tbl[i].flags & TG3_FL_NOT_5788))
8299                         continue;
8300
8301                 offset = (u32) reg_tbl[i].offset;
8302                 read_mask = reg_tbl[i].read_mask;
8303                 write_mask = reg_tbl[i].write_mask;
8304
8305                 /* Save the original register content */
8306                 save_val = tr32(offset);
8307
8308                 /* Determine the read-only value. */
8309                 read_val = save_val & read_mask;
8310
8311                 /* Write zero to the register, then make sure the read-only bits
8312                  * are not changed and the read/write bits are all zeros.
8313                  */
8314                 tw32(offset, 0);
8315
8316                 val = tr32(offset);
8317
8318                 /* Test the read-only and read/write bits. */
8319                 if (((val & read_mask) != read_val) || (val & write_mask))
8320                         goto out;
8321
8322                 /* Write ones to all the bits defined by RdMask and WrMask, then
8323                  * make sure the read-only bits are not changed and the
8324                  * read/write bits are all ones.
8325                  */
8326                 tw32(offset, read_mask | write_mask);
8327
8328                 val = tr32(offset);
8329
8330                 /* Test the read-only bits. */
8331                 if ((val & read_mask) != read_val)
8332                         goto out;
8333
8334                 /* Test the read/write bits. */
8335                 if ((val & write_mask) != write_mask)
8336                         goto out;
8337
8338                 tw32(offset, save_val);
8339         }
8340
8341         return 0;
8342
8343 out:
8344         printk(KERN_ERR PFX "Register test failed at offset %x\n", offset);
8345         tw32(offset, save_val);
8346         return -EIO;
8347 }
8348
8349 static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len)
8350 {
8351         static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a };
8352         int i;
8353         u32 j;
8354
8355         for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) {
8356                 for (j = 0; j < len; j += 4) {
8357                         u32 val;
8358
8359                         tg3_write_mem(tp, offset + j, test_pattern[i]);
8360                         tg3_read_mem(tp, offset + j, &val);
8361                         if (val != test_pattern[i])
8362                                 return -EIO;
8363                 }
8364         }
8365         return 0;
8366 }
8367
8368 static int tg3_test_memory(struct tg3 *tp)
8369 {
8370         static struct mem_entry {
8371                 u32 offset;
8372                 u32 len;
8373         } mem_tbl_570x[] = {
8374                 { 0x00000000, 0x00b50},
8375                 { 0x00002000, 0x1c000},
8376                 { 0xffffffff, 0x00000}
8377         }, mem_tbl_5705[] = {
8378                 { 0x00000100, 0x0000c},
8379                 { 0x00000200, 0x00008},
8380                 { 0x00004000, 0x00800},
8381                 { 0x00006000, 0x01000},
8382                 { 0x00008000, 0x02000},
8383                 { 0x00010000, 0x0e000},
8384                 { 0xffffffff, 0x00000}
8385         }, mem_tbl_5755[] = {
8386                 { 0x00000200, 0x00008},
8387                 { 0x00004000, 0x00800},
8388                 { 0x00006000, 0x00800},
8389                 { 0x00008000, 0x02000},
8390                 { 0x00010000, 0x0c000},
8391                 { 0xffffffff, 0x00000}
8392         };
8393         struct mem_entry *mem_tbl;
8394         int err = 0;
8395         int i;
8396
8397         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
8398                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
8399                     GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
8400                         mem_tbl = mem_tbl_5755;
8401                 else
8402                         mem_tbl = mem_tbl_5705;
8403         } else
8404                 mem_tbl = mem_tbl_570x;
8405
8406         for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) {
8407                 if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset,
8408                     mem_tbl[i].len)) != 0)
8409                         break;
8410         }
8411
8412         return err;
8413 }
8414
8415 #define TG3_MAC_LOOPBACK        0
8416 #define TG3_PHY_LOOPBACK        1
8417
8418 static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
8419 {
8420         u32 mac_mode, rx_start_idx, rx_idx, tx_idx, opaque_key;
8421         u32 desc_idx;
8422         struct sk_buff *skb, *rx_skb;
8423         u8 *tx_data;
8424         dma_addr_t map;
8425         int num_pkts, tx_len, rx_len, i, err;
8426         struct tg3_rx_buffer_desc *desc;
8427
8428         if (loopback_mode == TG3_MAC_LOOPBACK) {
8429                 /* HW errata - mac loopback fails in some cases on 5780.
8430                  * Normal traffic and PHY loopback are not affected by
8431                  * errata.
8432                  */
8433                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780)
8434                         return 0;
8435
8436                 mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
8437                            MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY |
8438                            MAC_MODE_PORT_MODE_GMII;
8439                 tw32(MAC_MODE, mac_mode);
8440         } else if (loopback_mode == TG3_PHY_LOOPBACK) {
8441                 tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK | BMCR_FULLDPLX |
8442                                            BMCR_SPEED1000);
8443                 udelay(40);
8444                 /* reset to prevent losing 1st rx packet intermittently */
8445                 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) {
8446                         tw32_f(MAC_RX_MODE, RX_MODE_RESET);
8447                         udelay(10);
8448                         tw32_f(MAC_RX_MODE, tp->rx_mode);
8449                 }
8450                 mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) |
8451                            MAC_MODE_LINK_POLARITY | MAC_MODE_PORT_MODE_GMII;
8452                 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
8453                         mac_mode &= ~MAC_MODE_LINK_POLARITY;
8454                         tg3_writephy(tp, MII_TG3_EXT_CTRL,
8455                                      MII_TG3_EXT_CTRL_LNK3_LED_MODE);
8456                 }
8457                 tw32(MAC_MODE, mac_mode);
8458         }
8459         else
8460                 return -EINVAL;
8461
8462         err = -EIO;
8463
8464         tx_len = 1514;
8465         skb = dev_alloc_skb(tx_len);
8466         if (!skb)
8467                 return -ENOMEM;
8468
8469         tx_data = skb_put(skb, tx_len);
8470         memcpy(tx_data, tp->dev->dev_addr, 6);
8471         memset(tx_data + 6, 0x0, 8);
8472
8473         tw32(MAC_RX_MTU_SIZE, tx_len + 4);
8474
8475         for (i = 14; i < tx_len; i++)
8476                 tx_data[i] = (u8) (i & 0xff);
8477
8478         map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE);
8479
8480         tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
8481              HOSTCC_MODE_NOW);
8482
8483         udelay(10);
8484
8485         rx_start_idx = tp->hw_status->idx[0].rx_producer;
8486
8487         num_pkts = 0;
8488
8489         tg3_set_txd(tp, tp->tx_prod, map, tx_len, 0, 1);
8490
8491         tp->tx_prod++;
8492         num_pkts++;
8493
8494         tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW,
8495                      tp->tx_prod);
8496         tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW);
8497
8498         udelay(10);
8499
8500         for (i = 0; i < 10; i++) {
8501                 tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
8502                        HOSTCC_MODE_NOW);
8503
8504                 udelay(10);
8505
8506                 tx_idx = tp->hw_status->idx[0].tx_consumer;
8507                 rx_idx = tp->hw_status->idx[0].rx_producer;
8508                 if ((tx_idx == tp->tx_prod) &&
8509                     (rx_idx == (rx_start_idx + num_pkts)))
8510                         break;
8511         }
8512
8513         pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE);
8514         dev_kfree_skb(skb);
8515
8516         if (tx_idx != tp->tx_prod)
8517                 goto out;
8518
8519         if (rx_idx != rx_start_idx + num_pkts)
8520                 goto out;
8521
8522         desc = &tp->rx_rcb[rx_start_idx];
8523         desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK;
8524         opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK;
8525         if (opaque_key != RXD_OPAQUE_RING_STD)
8526                 goto out;
8527
8528         if ((desc->err_vlan & RXD_ERR_MASK) != 0 &&
8529             (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII))
8530                 goto out;
8531
8532         rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4;
8533         if (rx_len != tx_len)
8534                 goto out;
8535
8536         rx_skb = tp->rx_std_buffers[desc_idx].skb;
8537
8538         map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping);
8539         pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE);
8540
8541         for (i = 14; i < tx_len; i++) {
8542                 if (*(rx_skb->data + i) != (u8) (i & 0xff))
8543                         goto out;
8544         }
8545         err = 0;
8546
8547         /* tg3_free_rings will unmap and free the rx_skb */
8548 out:
8549         return err;
8550 }
8551
8552 #define TG3_MAC_LOOPBACK_FAILED         1
8553 #define TG3_PHY_LOOPBACK_FAILED         2
8554 #define TG3_LOOPBACK_FAILED             (TG3_MAC_LOOPBACK_FAILED |      \
8555                                          TG3_PHY_LOOPBACK_FAILED)
8556
8557 static int tg3_test_loopback(struct tg3 *tp)
8558 {
8559         int err = 0;
8560
8561         if (!netif_running(tp->dev))
8562                 return TG3_LOOPBACK_FAILED;
8563
8564         tg3_reset_hw(tp, 1);
8565
8566         if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK))
8567                 err |= TG3_MAC_LOOPBACK_FAILED;
8568         if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
8569                 if (tg3_run_loopback(tp, TG3_PHY_LOOPBACK))
8570                         err |= TG3_PHY_LOOPBACK_FAILED;
8571         }
8572
8573         return err;
8574 }
8575
8576 static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
8577                           u64 *data)
8578 {
8579         struct tg3 *tp = netdev_priv(dev);
8580
8581         if (tp->link_config.phy_is_low_power)
8582                 tg3_set_power_state(tp, PCI_D0);
8583
8584         memset(data, 0, sizeof(u64) * TG3_NUM_TEST);
8585
8586         if (tg3_test_nvram(tp) != 0) {
8587                 etest->flags |= ETH_TEST_FL_FAILED;
8588                 data[0] = 1;
8589         }
8590         if (tg3_test_link(tp) != 0) {
8591                 etest->flags |= ETH_TEST_FL_FAILED;
8592                 data[1] = 1;
8593         }
8594         if (etest->flags & ETH_TEST_FL_OFFLINE) {
8595                 int err, irq_sync = 0;
8596
8597                 if (netif_running(dev)) {
8598                         tg3_netif_stop(tp);
8599                         irq_sync = 1;
8600                 }
8601
8602                 tg3_full_lock(tp, irq_sync);
8603
8604                 tg3_halt(tp, RESET_KIND_SUSPEND, 1);
8605                 err = tg3_nvram_lock(tp);
8606                 tg3_halt_cpu(tp, RX_CPU_BASE);
8607                 if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS))
8608                         tg3_halt_cpu(tp, TX_CPU_BASE);
8609                 if (!err)
8610                         tg3_nvram_unlock(tp);
8611
8612                 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
8613                         tg3_phy_reset(tp);
8614
8615                 if (tg3_test_registers(tp) != 0) {
8616                         etest->flags |= ETH_TEST_FL_FAILED;
8617                         data[2] = 1;
8618                 }
8619                 if (tg3_test_memory(tp) != 0) {
8620                         etest->flags |= ETH_TEST_FL_FAILED;
8621                         data[3] = 1;
8622                 }
8623                 if ((data[4] = tg3_test_loopback(tp)) != 0)
8624                         etest->flags |= ETH_TEST_FL_FAILED;
8625
8626                 tg3_full_unlock(tp);
8627
8628                 if (tg3_test_interrupt(tp) != 0) {
8629                         etest->flags |= ETH_TEST_FL_FAILED;
8630                         data[5] = 1;
8631                 }
8632
8633                 tg3_full_lock(tp, 0);
8634
8635                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
8636                 if (netif_running(dev)) {
8637                         tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
8638                         tg3_init_hw(tp, 1);
8639                         tg3_netif_start(tp);
8640                 }
8641
8642                 tg3_full_unlock(tp);
8643         }
8644         if (tp->link_config.phy_is_low_power)
8645                 tg3_set_power_state(tp, PCI_D3hot);
8646
8647 }
8648
8649 static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
8650 {
8651         struct mii_ioctl_data *data = if_mii(ifr);
8652         struct tg3 *tp = netdev_priv(dev);
8653         int err;
8654
8655         switch(cmd) {
8656         case SIOCGMIIPHY:
8657                 data->phy_id = PHY_ADDR;
8658
8659                 /* fallthru */
8660         case SIOCGMIIREG: {
8661                 u32 mii_regval;
8662
8663                 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
8664                         break;                  /* We have no PHY */
8665
8666                 if (tp->link_config.phy_is_low_power)
8667                         return -EAGAIN;
8668
8669                 spin_lock_bh(&tp->lock);
8670                 err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
8671                 spin_unlock_bh(&tp->lock);
8672
8673                 data->val_out = mii_regval;
8674
8675                 return err;
8676         }
8677
8678         case SIOCSMIIREG:
8679                 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
8680                         break;                  /* We have no PHY */
8681
8682                 if (!capable(CAP_NET_ADMIN))
8683                         return -EPERM;
8684
8685                 if (tp->link_config.phy_is_low_power)
8686                         return -EAGAIN;
8687
8688                 spin_lock_bh(&tp->lock);
8689                 err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
8690                 spin_unlock_bh(&tp->lock);
8691
8692                 return err;
8693
8694         default:
8695                 /* do nothing */
8696                 break;
8697         }
8698         return -EOPNOTSUPP;
8699 }
8700
8701 #if TG3_VLAN_TAG_USED
8702 static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
8703 {
8704         struct tg3 *tp = netdev_priv(dev);
8705
8706         tg3_full_lock(tp, 0);
8707
8708         tp->vlgrp = grp;
8709
8710         /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */
8711         __tg3_set_rx_mode(dev);
8712
8713         tg3_full_unlock(tp);
8714 }
8715
8716 static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
8717 {
8718         struct tg3 *tp = netdev_priv(dev);
8719
8720         tg3_full_lock(tp, 0);
8721         if (tp->vlgrp)
8722                 tp->vlgrp->vlan_devices[vid] = NULL;
8723         tg3_full_unlock(tp);
8724 }
8725 #endif
8726
8727 static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
8728 {
8729         struct tg3 *tp = netdev_priv(dev);
8730
8731         memcpy(ec, &tp->coal, sizeof(*ec));
8732         return 0;
8733 }
8734
8735 static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec)
8736 {
8737         struct tg3 *tp = netdev_priv(dev);
8738         u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0;
8739         u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0;
8740
8741         if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) {
8742                 max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT;
8743                 max_txcoal_tick_int = MAX_TXCOAL_TICK_INT;
8744                 max_stat_coal_ticks = MAX_STAT_COAL_TICKS;
8745                 min_stat_coal_ticks = MIN_STAT_COAL_TICKS;
8746         }
8747
8748         if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) ||
8749             (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) ||
8750             (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) ||
8751             (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) ||
8752             (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) ||
8753             (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) ||
8754             (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) ||
8755             (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) ||
8756             (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) ||
8757             (ec->stats_block_coalesce_usecs < min_stat_coal_ticks))
8758                 return -EINVAL;
8759
8760         /* No rx interrupts will be generated if both are zero */
8761         if ((ec->rx_coalesce_usecs == 0) &&
8762             (ec->rx_max_coalesced_frames == 0))
8763                 return -EINVAL;
8764
8765         /* No tx interrupts will be generated if both are zero */
8766         if ((ec->tx_coalesce_usecs == 0) &&
8767             (ec->tx_max_coalesced_frames == 0))
8768                 return -EINVAL;
8769
8770         /* Only copy relevant parameters, ignore all others. */
8771         tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs;
8772         tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs;
8773         tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames;
8774         tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames;
8775         tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq;
8776         tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq;
8777         tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq;
8778         tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq;
8779         tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs;
8780
8781         if (netif_running(dev)) {
8782                 tg3_full_lock(tp, 0);
8783                 __tg3_set_coalesce(tp, &tp->coal);
8784                 tg3_full_unlock(tp);
8785         }
8786         return 0;
8787 }
8788
8789 static struct ethtool_ops tg3_ethtool_ops = {
8790         .get_settings           = tg3_get_settings,
8791         .set_settings           = tg3_set_settings,
8792         .get_drvinfo            = tg3_get_drvinfo,
8793         .get_regs_len           = tg3_get_regs_len,
8794         .get_regs               = tg3_get_regs,
8795         .get_wol                = tg3_get_wol,
8796         .set_wol                = tg3_set_wol,
8797         .get_msglevel           = tg3_get_msglevel,
8798         .set_msglevel           = tg3_set_msglevel,
8799         .nway_reset             = tg3_nway_reset,
8800         .get_link               = ethtool_op_get_link,
8801         .get_eeprom_len         = tg3_get_eeprom_len,
8802         .get_eeprom             = tg3_get_eeprom,
8803         .set_eeprom             = tg3_set_eeprom,
8804         .get_ringparam          = tg3_get_ringparam,
8805         .set_ringparam          = tg3_set_ringparam,
8806         .get_pauseparam         = tg3_get_pauseparam,
8807         .set_pauseparam         = tg3_set_pauseparam,
8808         .get_rx_csum            = tg3_get_rx_csum,
8809         .set_rx_csum            = tg3_set_rx_csum,
8810         .get_tx_csum            = ethtool_op_get_tx_csum,
8811         .set_tx_csum            = tg3_set_tx_csum,
8812         .get_sg                 = ethtool_op_get_sg,
8813         .set_sg                 = ethtool_op_set_sg,
8814 #if TG3_TSO_SUPPORT != 0
8815         .get_tso                = ethtool_op_get_tso,
8816         .set_tso                = tg3_set_tso,
8817 #endif
8818         .self_test_count        = tg3_get_test_count,
8819         .self_test              = tg3_self_test,
8820         .get_strings            = tg3_get_strings,
8821         .phys_id                = tg3_phys_id,
8822         .get_stats_count        = tg3_get_stats_count,
8823         .get_ethtool_stats      = tg3_get_ethtool_stats,
8824         .get_coalesce           = tg3_get_coalesce,
8825         .set_coalesce           = tg3_set_coalesce,
8826         .get_perm_addr          = ethtool_op_get_perm_addr,
8827 };
8828
8829 static void __devinit tg3_get_eeprom_size(struct tg3 *tp)
8830 {
8831         u32 cursize, val, magic;
8832
8833         tp->nvram_size = EEPROM_CHIP_SIZE;
8834
8835         if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
8836                 return;
8837
8838         if ((magic != TG3_EEPROM_MAGIC) && ((magic & 0xff000000) != 0xa5000000))
8839                 return;
8840
8841         /*
8842          * Size the chip by reading offsets at increasing powers of two.
8843          * When we encounter our validation signature, we know the addressing
8844          * has wrapped around, and thus have our chip size.
8845          */
8846         cursize = 0x10;
8847
8848         while (cursize < tp->nvram_size) {
8849                 if (tg3_nvram_read_swab(tp, cursize, &val) != 0)
8850                         return;
8851
8852                 if (val == magic)
8853                         break;
8854
8855                 cursize <<= 1;
8856         }
8857
8858         tp->nvram_size = cursize;
8859 }
8860
8861 static void __devinit tg3_get_nvram_size(struct tg3 *tp)
8862 {
8863         u32 val;
8864
8865         if (tg3_nvram_read_swab(tp, 0, &val) != 0)
8866                 return;
8867
8868         /* Selfboot format */
8869         if (val != TG3_EEPROM_MAGIC) {
8870                 tg3_get_eeprom_size(tp);
8871                 return;
8872         }
8873
8874         if (tg3_nvram_read(tp, 0xf0, &val) == 0) {
8875                 if (val != 0) {
8876                         tp->nvram_size = (val >> 16) * 1024;
8877                         return;
8878                 }
8879         }
8880         tp->nvram_size = 0x20000;
8881 }
8882
8883 static void __devinit tg3_get_nvram_info(struct tg3 *tp)
8884 {
8885         u32 nvcfg1;
8886
8887         nvcfg1 = tr32(NVRAM_CFG1);
8888         if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
8889                 tp->tg3_flags2 |= TG3_FLG2_FLASH;
8890         }
8891         else {
8892                 nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
8893                 tw32(NVRAM_CFG1, nvcfg1);
8894         }
8895
8896         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) ||
8897             (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
8898                 switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) {
8899                         case FLASH_VENDOR_ATMEL_FLASH_BUFFERED:
8900                                 tp->nvram_jedecnum = JEDEC_ATMEL;
8901                                 tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
8902                                 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8903                                 break;
8904                         case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED:
8905                                 tp->nvram_jedecnum = JEDEC_ATMEL;
8906                                 tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE;
8907                                 break;
8908                         case FLASH_VENDOR_ATMEL_EEPROM:
8909                                 tp->nvram_jedecnum = JEDEC_ATMEL;
8910                                 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
8911                                 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8912                                 break;
8913                         case FLASH_VENDOR_ST:
8914                                 tp->nvram_jedecnum = JEDEC_ST;
8915                                 tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE;
8916                                 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8917                                 break;
8918                         case FLASH_VENDOR_SAIFUN:
8919                                 tp->nvram_jedecnum = JEDEC_SAIFUN;
8920                                 tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE;
8921                                 break;
8922                         case FLASH_VENDOR_SST_SMALL:
8923                         case FLASH_VENDOR_SST_LARGE:
8924                                 tp->nvram_jedecnum = JEDEC_SST;
8925                                 tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE;
8926                                 break;
8927                 }
8928         }
8929         else {
8930                 tp->nvram_jedecnum = JEDEC_ATMEL;
8931                 tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE;
8932                 tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8933         }
8934 }
8935
8936 static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp)
8937 {
8938         u32 nvcfg1;
8939
8940         nvcfg1 = tr32(NVRAM_CFG1);
8941
8942         /* NVRAM protection for TPM */
8943         if (nvcfg1 & (1 << 27))
8944                 tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
8945
8946         switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
8947                 case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ:
8948                 case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ:
8949                         tp->nvram_jedecnum = JEDEC_ATMEL;
8950                         tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8951                         break;
8952                 case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
8953                         tp->nvram_jedecnum = JEDEC_ATMEL;
8954                         tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8955                         tp->tg3_flags2 |= TG3_FLG2_FLASH;
8956                         break;
8957                 case FLASH_5752VENDOR_ST_M45PE10:
8958                 case FLASH_5752VENDOR_ST_M45PE20:
8959                 case FLASH_5752VENDOR_ST_M45PE40:
8960                         tp->nvram_jedecnum = JEDEC_ST;
8961                         tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
8962                         tp->tg3_flags2 |= TG3_FLG2_FLASH;
8963                         break;
8964         }
8965
8966         if (tp->tg3_flags2 & TG3_FLG2_FLASH) {
8967                 switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) {
8968                         case FLASH_5752PAGE_SIZE_256:
8969                                 tp->nvram_pagesize = 256;
8970                                 break;
8971                         case FLASH_5752PAGE_SIZE_512:
8972                                 tp->nvram_pagesize = 512;
8973                                 break;
8974                         case FLASH_5752PAGE_SIZE_1K:
8975                                 tp->nvram_pagesize = 1024;
8976                                 break;
8977                         case FLASH_5752PAGE_SIZE_2K:
8978                                 tp->nvram_pagesize = 2048;
8979                                 break;
8980                         case FLASH_5752PAGE_SIZE_4K:
8981                                 tp->nvram_pagesize = 4096;
8982                                 break;
8983                         case FLASH_5752PAGE_SIZE_264:
8984                                 tp->nvram_pagesize = 264;
8985                                 break;
8986                 }
8987         }
8988         else {
8989                 /* For eeprom, set pagesize to maximum eeprom size */
8990                 tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
8991
8992                 nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
8993                 tw32(NVRAM_CFG1, nvcfg1);
8994         }
8995 }
8996
8997 static void __devinit tg3_get_5755_nvram_info(struct tg3 *tp)
8998 {
8999         u32 nvcfg1;
9000
9001         nvcfg1 = tr32(NVRAM_CFG1);
9002
9003         /* NVRAM protection for TPM */
9004         if (nvcfg1 & (1 << 27))
9005                 tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM;
9006
9007         switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
9008                 case FLASH_5755VENDOR_ATMEL_EEPROM_64KHZ:
9009                 case FLASH_5755VENDOR_ATMEL_EEPROM_376KHZ:
9010                         tp->nvram_jedecnum = JEDEC_ATMEL;
9011                         tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
9012                         tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
9013
9014                         nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
9015                         tw32(NVRAM_CFG1, nvcfg1);
9016                         break;
9017                 case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
9018                 case FLASH_5755VENDOR_ATMEL_FLASH_1:
9019                 case FLASH_5755VENDOR_ATMEL_FLASH_2:
9020                 case FLASH_5755VENDOR_ATMEL_FLASH_3:
9021                 case FLASH_5755VENDOR_ATMEL_FLASH_4:
9022                         tp->nvram_jedecnum = JEDEC_ATMEL;
9023                         tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
9024                         tp->tg3_flags2 |= TG3_FLG2_FLASH;
9025                         tp->nvram_pagesize = 264;
9026                         break;
9027                 case FLASH_5752VENDOR_ST_M45PE10:
9028                 case FLASH_5752VENDOR_ST_M45PE20:
9029                 case FLASH_5752VENDOR_ST_M45PE40:
9030                         tp->nvram_jedecnum = JEDEC_ST;
9031                         tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
9032                         tp->tg3_flags2 |= TG3_FLG2_FLASH;
9033                         tp->nvram_pagesize = 256;
9034                         break;
9035         }
9036 }
9037
9038 static void __devinit tg3_get_5787_nvram_info(struct tg3 *tp)
9039 {
9040         u32 nvcfg1;
9041
9042         nvcfg1 = tr32(NVRAM_CFG1);
9043
9044         switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) {
9045                 case FLASH_5787VENDOR_ATMEL_EEPROM_64KHZ:
9046                 case FLASH_5787VENDOR_ATMEL_EEPROM_376KHZ:
9047                 case FLASH_5787VENDOR_MICRO_EEPROM_64KHZ:
9048                 case FLASH_5787VENDOR_MICRO_EEPROM_376KHZ:
9049                         tp->nvram_jedecnum = JEDEC_ATMEL;
9050                         tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
9051                         tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE;
9052
9053                         nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
9054                         tw32(NVRAM_CFG1, nvcfg1);
9055                         break;
9056                 case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED:
9057                 case FLASH_5755VENDOR_ATMEL_FLASH_1:
9058                 case FLASH_5755VENDOR_ATMEL_FLASH_2:
9059                 case FLASH_5755VENDOR_ATMEL_FLASH_3:
9060                         tp->nvram_jedecnum = JEDEC_ATMEL;
9061                         tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
9062                         tp->tg3_flags2 |= TG3_FLG2_FLASH;
9063                         tp->nvram_pagesize = 264;
9064                         break;
9065                 case FLASH_5752VENDOR_ST_M45PE10:
9066                 case FLASH_5752VENDOR_ST_M45PE20:
9067                 case FLASH_5752VENDOR_ST_M45PE40:
9068                         tp->nvram_jedecnum = JEDEC_ST;
9069                         tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
9070                         tp->tg3_flags2 |= TG3_FLG2_FLASH;
9071                         tp->nvram_pagesize = 256;
9072                         break;
9073         }
9074 }
9075
9076 /* Chips other than 5700/5701 use the NVRAM for fetching info. */
9077 static void __devinit tg3_nvram_init(struct tg3 *tp)
9078 {
9079         int j;
9080
9081         tw32_f(GRC_EEPROM_ADDR,
9082              (EEPROM_ADDR_FSM_RESET |
9083               (EEPROM_DEFAULT_CLOCK_PERIOD <<
9084                EEPROM_ADDR_CLKPERD_SHIFT)));
9085
9086         /* XXX schedule_timeout() ... */
9087         for (j = 0; j < 100; j++)
9088                 udelay(10);
9089
9090         /* Enable seeprom accesses. */
9091         tw32_f(GRC_LOCAL_CTRL,
9092              tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);
9093         udelay(100);
9094
9095         if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
9096             GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
9097                 tp->tg3_flags |= TG3_FLAG_NVRAM;
9098
9099                 if (tg3_nvram_lock(tp)) {
9100                         printk(KERN_WARNING PFX "%s: Cannot get nvarm lock, "
9101                                "tg3_nvram_init failed.\n", tp->dev->name);
9102                         return;
9103                 }
9104                 tg3_enable_nvram_access(tp);
9105
9106                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
9107                         tg3_get_5752_nvram_info(tp);
9108                 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
9109                         tg3_get_5755_nvram_info(tp);
9110                 else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
9111                         tg3_get_5787_nvram_info(tp);
9112                 else
9113                         tg3_get_nvram_info(tp);
9114
9115                 tg3_get_nvram_size(tp);
9116
9117                 tg3_disable_nvram_access(tp);
9118                 tg3_nvram_unlock(tp);
9119
9120         } else {
9121                 tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
9122
9123                 tg3_get_eeprom_size(tp);
9124         }
9125 }
9126
9127 static int tg3_nvram_read_using_eeprom(struct tg3 *tp,
9128                                         u32 offset, u32 *val)
9129 {
9130         u32 tmp;
9131         int i;
9132
9133         if (offset > EEPROM_ADDR_ADDR_MASK ||
9134             (offset % 4) != 0)
9135                 return -EINVAL;
9136
9137         tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
9138                                         EEPROM_ADDR_DEVID_MASK |
9139                                         EEPROM_ADDR_READ);
9140         tw32(GRC_EEPROM_ADDR,
9141              tmp |
9142              (0 << EEPROM_ADDR_DEVID_SHIFT) |
9143              ((offset << EEPROM_ADDR_ADDR_SHIFT) &
9144               EEPROM_ADDR_ADDR_MASK) |
9145              EEPROM_ADDR_READ | EEPROM_ADDR_START);
9146
9147         for (i = 0; i < 10000; i++) {
9148                 tmp = tr32(GRC_EEPROM_ADDR);
9149
9150                 if (tmp & EEPROM_ADDR_COMPLETE)
9151                         break;
9152                 udelay(100);
9153         }
9154         if (!(tmp & EEPROM_ADDR_COMPLETE))
9155                 return -EBUSY;
9156
9157         *val = tr32(GRC_EEPROM_DATA);
9158         return 0;
9159 }
9160
9161 #define NVRAM_CMD_TIMEOUT 10000
9162
9163 static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd)
9164 {
9165         int i;
9166
9167         tw32(NVRAM_CMD, nvram_cmd);
9168         for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) {
9169                 udelay(10);
9170                 if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) {
9171                         udelay(10);
9172                         break;
9173                 }
9174         }
9175         if (i == NVRAM_CMD_TIMEOUT) {
9176                 return -EBUSY;
9177         }
9178         return 0;
9179 }
9180
9181 static u32 tg3_nvram_phys_addr(struct tg3 *tp, u32 addr)
9182 {
9183         if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
9184             (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
9185             (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
9186             (tp->nvram_jedecnum == JEDEC_ATMEL))
9187
9188                 addr = ((addr / tp->nvram_pagesize) <<
9189                         ATMEL_AT45DB0X1B_PAGE_POS) +
9190                        (addr % tp->nvram_pagesize);
9191
9192         return addr;
9193 }
9194
9195 static u32 tg3_nvram_logical_addr(struct tg3 *tp, u32 addr)
9196 {
9197         if ((tp->tg3_flags & TG3_FLAG_NVRAM) &&
9198             (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) &&
9199             (tp->tg3_flags2 & TG3_FLG2_FLASH) &&
9200             (tp->nvram_jedecnum == JEDEC_ATMEL))
9201
9202                 addr = ((addr >> ATMEL_AT45DB0X1B_PAGE_POS) *
9203                         tp->nvram_pagesize) +
9204                        (addr & ((1 << ATMEL_AT45DB0X1B_PAGE_POS) - 1));
9205
9206         return addr;
9207 }
9208
9209 static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
9210 {
9211         int ret;
9212
9213         if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
9214                 return tg3_nvram_read_using_eeprom(tp, offset, val);
9215
9216         offset = tg3_nvram_phys_addr(tp, offset);
9217
9218         if (offset > NVRAM_ADDR_MSK)
9219                 return -EINVAL;
9220
9221         ret = tg3_nvram_lock(tp);
9222         if (ret)
9223                 return ret;
9224
9225         tg3_enable_nvram_access(tp);
9226
9227         tw32(NVRAM_ADDR, offset);
9228         ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO |
9229                 NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);
9230
9231         if (ret == 0)
9232                 *val = swab32(tr32(NVRAM_RDDATA));
9233
9234         tg3_disable_nvram_access(tp);
9235
9236         tg3_nvram_unlock(tp);
9237
9238         return ret;
9239 }
9240
9241 static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val)
9242 {
9243         int err;
9244         u32 tmp;
9245
9246         err = tg3_nvram_read(tp, offset, &tmp);
9247         *val = swab32(tmp);
9248         return err;
9249 }
9250
9251 static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp,
9252                                     u32 offset, u32 len, u8 *buf)
9253 {
9254         int i, j, rc = 0;
9255         u32 val;
9256
9257         for (i = 0; i < len; i += 4) {
9258                 u32 addr, data;
9259
9260                 addr = offset + i;
9261
9262                 memcpy(&data, buf + i, 4);
9263
9264                 tw32(GRC_EEPROM_DATA, cpu_to_le32(data));
9265
9266                 val = tr32(GRC_EEPROM_ADDR);
9267                 tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE);
9268
9269                 val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK |
9270                         EEPROM_ADDR_READ);
9271                 tw32(GRC_EEPROM_ADDR, val |
9272                         (0 << EEPROM_ADDR_DEVID_SHIFT) |
9273                         (addr & EEPROM_ADDR_ADDR_MASK) |
9274                         EEPROM_ADDR_START |
9275                         EEPROM_ADDR_WRITE);
9276
9277                 for (j = 0; j < 10000; j++) {
9278                         val = tr32(GRC_EEPROM_ADDR);
9279
9280                         if (val & EEPROM_ADDR_COMPLETE)
9281                                 break;
9282                         udelay(100);
9283                 }
9284                 if (!(val & EEPROM_ADDR_COMPLETE)) {
9285                         rc = -EBUSY;
9286                         break;
9287                 }
9288         }
9289
9290         return rc;
9291 }
9292
9293 /* offset and length are dword aligned */
9294 static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len,
9295                 u8 *buf)
9296 {
9297         int ret = 0;
9298         u32 pagesize = tp->nvram_pagesize;
9299         u32 pagemask = pagesize - 1;
9300         u32 nvram_cmd;
9301         u8 *tmp;
9302
9303         tmp = kmalloc(pagesize, GFP_KERNEL);
9304         if (tmp == NULL)
9305                 return -ENOMEM;
9306
9307         while (len) {
9308                 int j;
9309                 u32 phy_addr, page_off, size;
9310
9311                 phy_addr = offset & ~pagemask;
9312
9313                 for (j = 0; j < pagesize; j += 4) {
9314                         if ((ret = tg3_nvram_read(tp, phy_addr + j,
9315                                                 (u32 *) (tmp + j))))
9316                                 break;
9317                 }
9318                 if (ret)
9319                         break;
9320
9321                 page_off = offset & pagemask;
9322                 size = pagesize;
9323                 if (len < size)
9324                         size = len;
9325
9326                 len -= size;
9327
9328                 memcpy(tmp + page_off, buf, size);
9329
9330                 offset = offset + (pagesize - page_off);
9331
9332                 tg3_enable_nvram_access(tp);
9333
9334                 /*
9335                  * Before we can erase the flash page, we need
9336                  * to issue a special "write enable" command.
9337                  */
9338                 nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
9339
9340                 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
9341                         break;
9342
9343                 /* Erase the target page */
9344                 tw32(NVRAM_ADDR, phy_addr);
9345
9346                 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR |
9347                         NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE;
9348
9349                 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
9350                         break;
9351
9352                 /* Issue another write enable to start the write. */
9353                 nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE;
9354
9355                 if (tg3_nvram_exec_cmd(tp, nvram_cmd))
9356                         break;
9357
9358                 for (j = 0; j < pagesize; j += 4) {
9359                         u32 data;
9360
9361                         data = *((u32 *) (tmp + j));
9362                         tw32(NVRAM_WRDATA, cpu_to_be32(data));
9363
9364                         tw32(NVRAM_ADDR, phy_addr + j);
9365
9366                         nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE |
9367                                 NVRAM_CMD_WR;
9368
9369                         if (j == 0)
9370                                 nvram_cmd |= NVRAM_CMD_FIRST;
9371                         else if (j == (pagesize - 4))
9372                                 nvram_cmd |= NVRAM_CMD_LAST;
9373
9374                         if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
9375                                 break;
9376                 }
9377                 if (ret)
9378                         break;
9379         }
9380
9381         nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE;
9382         tg3_nvram_exec_cmd(tp, nvram_cmd);
9383
9384         kfree(tmp);
9385
9386         return ret;
9387 }
9388
9389 /* offset and length are dword aligned */
9390 static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
9391                 u8 *buf)
9392 {
9393         int i, ret = 0;
9394
9395         for (i = 0; i < len; i += 4, offset += 4) {
9396                 u32 data, page_off, phy_addr, nvram_cmd;
9397
9398                 memcpy(&data, buf + i, 4);
9399                 tw32(NVRAM_WRDATA, cpu_to_be32(data));
9400
9401                 page_off = offset % tp->nvram_pagesize;
9402
9403                 phy_addr = tg3_nvram_phys_addr(tp, offset);
9404
9405                 tw32(NVRAM_ADDR, phy_addr);
9406
9407                 nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR;
9408
9409                 if ((page_off == 0) || (i == 0))
9410                         nvram_cmd |= NVRAM_CMD_FIRST;
9411                 if (page_off == (tp->nvram_pagesize - 4))
9412                         nvram_cmd |= NVRAM_CMD_LAST;
9413
9414                 if (i == (len - 4))
9415                         nvram_cmd |= NVRAM_CMD_LAST;
9416
9417                 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752) &&
9418                     (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755) &&
9419                     (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787) &&
9420                     (tp->nvram_jedecnum == JEDEC_ST) &&
9421                     (nvram_cmd & NVRAM_CMD_FIRST)) {
9422
9423                         if ((ret = tg3_nvram_exec_cmd(tp,
9424                                 NVRAM_CMD_WREN | NVRAM_CMD_GO |
9425                                 NVRAM_CMD_DONE)))
9426
9427                                 break;
9428                 }
9429                 if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
9430                         /* We always do complete word writes to eeprom. */
9431                         nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST);
9432                 }
9433
9434                 if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd)))
9435                         break;
9436         }
9437         return ret;
9438 }
9439
9440 /* offset and length are dword aligned */
9441 static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
9442 {
9443         int ret;
9444
9445         if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
9446                 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
9447                        ~GRC_LCLCTRL_GPIO_OUTPUT1);
9448                 udelay(40);
9449         }
9450
9451         if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) {
9452                 ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf);
9453         }
9454         else {
9455                 u32 grc_mode;
9456
9457                 ret = tg3_nvram_lock(tp);
9458                 if (ret)
9459                         return ret;
9460
9461                 tg3_enable_nvram_access(tp);
9462                 if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) &&
9463                     !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM))
9464                         tw32(NVRAM_WRITE1, 0x406);
9465
9466                 grc_mode = tr32(GRC_MODE);
9467                 tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE);
9468
9469                 if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) ||
9470                         !(tp->tg3_flags2 & TG3_FLG2_FLASH)) {
9471
9472                         ret = tg3_nvram_write_block_buffered(tp, offset, len,
9473                                 buf);
9474                 }
9475                 else {
9476                         ret = tg3_nvram_write_block_unbuffered(tp, offset, len,
9477                                 buf);
9478                 }
9479
9480                 grc_mode = tr32(GRC_MODE);
9481                 tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE);
9482
9483                 tg3_disable_nvram_access(tp);
9484                 tg3_nvram_unlock(tp);
9485         }
9486
9487         if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
9488                 tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
9489                 udelay(40);
9490         }
9491
9492         return ret;
9493 }
9494
9495 struct subsys_tbl_ent {
9496         u16 subsys_vendor, subsys_devid;
9497         u32 phy_id;
9498 };
9499
9500 static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
9501         /* Broadcom boards. */
9502         { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
9503         { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
9504         { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
9505         { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 },              /* BCM95700A9 */
9506         { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
9507         { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
9508         { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 },              /* BCM95701A7 */
9509         { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
9510         { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
9511         { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */
9512         { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */
9513
9514         /* 3com boards. */
9515         { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
9516         { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
9517         { PCI_VENDOR_ID_3COM, 0x1004, 0 },              /* 3C996SX */
9518         { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
9519         { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */
9520
9521         /* DELL boards. */
9522         { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
9523         { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
9524         { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
9525         { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
9526
9527         /* Compaq boards. */
9528         { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
9529         { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
9530         { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 },              /* CHANGELING */
9531         { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
9532         { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */
9533
9534         /* IBM boards. */
9535         { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */
9536 };
9537
9538 static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp)
9539 {
9540         int i;
9541
9542         for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) {
9543                 if ((subsys_id_to_phy_id[i].subsys_vendor ==
9544                      tp->pdev->subsystem_vendor) &&
9545                     (subsys_id_to_phy_id[i].subsys_devid ==
9546                      tp->pdev->subsystem_device))
9547                         return &subsys_id_to_phy_id[i];
9548         }
9549         return NULL;
9550 }
9551
9552 static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
9553 {
9554         u32 val;
9555         u16 pmcsr;
9556
9557         /* On some early chips the SRAM cannot be accessed in D3hot state,
9558          * so need make sure we're in D0.
9559          */
9560         pci_read_config_word(tp->pdev, tp->pm_cap + PCI_PM_CTRL, &pmcsr);
9561         pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
9562         pci_write_config_word(tp->pdev, tp->pm_cap + PCI_PM_CTRL, pmcsr);
9563         msleep(1);
9564
9565         /* Make sure register accesses (indirect or otherwise)
9566          * will function correctly.
9567          */
9568         pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
9569                                tp->misc_host_ctrl);
9570
9571         /* The memory arbiter has to be enabled in order for SRAM accesses
9572          * to succeed.  Normally on powerup the tg3 chip firmware will make
9573          * sure it is enabled, but other entities such as system netboot
9574          * code might disable it.
9575          */
9576         val = tr32(MEMARB_MODE);
9577         tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE);
9578
9579         tp->phy_id = PHY_ID_INVALID;
9580         tp->led_ctrl = LED_CTRL_MODE_PHY_1;
9581
9582         /* Assume an onboard device by default.  */
9583         tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
9584
9585         tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
9586         if (val == NIC_SRAM_DATA_SIG_MAGIC) {
9587                 u32 nic_cfg, led_cfg;
9588                 u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id;
9589                 int eeprom_phy_serdes = 0;
9590
9591                 tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg);
9592                 tp->nic_sram_data_cfg = nic_cfg;
9593
9594                 tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver);
9595                 ver >>= NIC_SRAM_DATA_VER_SHIFT;
9596                 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
9597                     (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
9598                     (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) &&
9599                     (ver > 0) && (ver < 0x100))
9600                         tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2);
9601
9602                 if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
9603                     NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER)
9604                         eeprom_phy_serdes = 1;
9605
9606                 tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
9607                 if (nic_phy_id != 0) {
9608                         u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
9609                         u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;
9610
9611                         eeprom_phy_id  = (id1 >> 16) << 10;
9612                         eeprom_phy_id |= (id2 & 0xfc00) << 16;
9613                         eeprom_phy_id |= (id2 & 0x03ff) <<  0;
9614                 } else
9615                         eeprom_phy_id = 0;
9616
9617                 tp->phy_id = eeprom_phy_id;
9618                 if (eeprom_phy_serdes) {
9619                         if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)
9620                                 tp->tg3_flags2 |= TG3_FLG2_MII_SERDES;
9621                         else
9622                                 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
9623                 }
9624
9625                 if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
9626                         led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK |
9627                                     SHASTA_EXT_LED_MODE_MASK);
9628                 else
9629                         led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK;
9630
9631                 switch (led_cfg) {
9632                 default:
9633                 case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1:
9634                         tp->led_ctrl = LED_CTRL_MODE_PHY_1;
9635                         break;
9636
9637                 case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2:
9638                         tp->led_ctrl = LED_CTRL_MODE_PHY_2;
9639                         break;
9640
9641                 case NIC_SRAM_DATA_CFG_LED_MODE_MAC:
9642                         tp->led_ctrl = LED_CTRL_MODE_MAC;
9643
9644                         /* Default to PHY_1_MODE if 0 (MAC_MODE) is
9645                          * read on some older 5700/5701 bootcode.
9646                          */
9647                         if (GET_ASIC_REV(tp->pci_chip_rev_id) ==
9648                             ASIC_REV_5700 ||
9649                             GET_ASIC_REV(tp->pci_chip_rev_id) ==
9650                             ASIC_REV_5701)
9651                                 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
9652
9653                         break;
9654
9655                 case SHASTA_EXT_LED_SHARED:
9656                         tp->led_ctrl = LED_CTRL_MODE_SHARED;
9657                         if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 &&
9658                             tp->pci_chip_rev_id != CHIPREV_ID_5750_A1)
9659                                 tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
9660                                                  LED_CTRL_MODE_PHY_2);
9661                         break;
9662
9663                 case SHASTA_EXT_LED_MAC:
9664                         tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC;
9665                         break;
9666
9667                 case SHASTA_EXT_LED_COMBO:
9668                         tp->led_ctrl = LED_CTRL_MODE_COMBO;
9669                         if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)
9670                                 tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 |
9671                                                  LED_CTRL_MODE_PHY_2);
9672                         break;
9673
9674                 };
9675
9676                 if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
9677                      GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) &&
9678                     tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
9679                         tp->led_ctrl = LED_CTRL_MODE_PHY_2;
9680
9681                 if (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP)
9682                         tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
9683                 else
9684                         tp->tg3_flags &= ~TG3_FLAG_EEPROM_WRITE_PROT;
9685
9686                 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
9687                         tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
9688                         if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)
9689                                 tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE;
9690                 }
9691                 if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
9692                         tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
9693
9694                 if (cfg2 & (1 << 17))
9695                         tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING;
9696
9697                 /* serdes signal pre-emphasis in register 0x590 set by */
9698                 /* bootcode if bit 18 is set */
9699                 if (cfg2 & (1 << 18))
9700                         tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS;
9701         }
9702 }
9703
9704 static int __devinit tg3_phy_probe(struct tg3 *tp)
9705 {
9706         u32 hw_phy_id_1, hw_phy_id_2;
9707         u32 hw_phy_id, hw_phy_id_masked;
9708         int err;
9709
9710         /* Reading the PHY ID register can conflict with ASF
9711          * firwmare access to the PHY hardware.
9712          */
9713         err = 0;
9714         if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
9715                 hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID;
9716         } else {
9717                 /* Now read the physical PHY_ID from the chip and verify
9718                  * that it is sane.  If it doesn't look good, we fall back
9719                  * to either the hard-coded table based PHY_ID and failing
9720                  * that the value found in the eeprom area.
9721                  */
9722                 err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
9723                 err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);
9724
9725                 hw_phy_id  = (hw_phy_id_1 & 0xffff) << 10;
9726                 hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
9727                 hw_phy_id |= (hw_phy_id_2 & 0x03ff) <<  0;
9728
9729                 hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;
9730         }
9731
9732         if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
9733                 tp->phy_id = hw_phy_id;
9734                 if (hw_phy_id_masked == PHY_ID_BCM8002)
9735                         tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
9736                 else
9737                         tp->tg3_flags2 &= ~TG3_FLG2_PHY_SERDES;
9738         } else {
9739                 if (tp->phy_id != PHY_ID_INVALID) {
9740                         /* Do nothing, phy ID already set up in
9741                          * tg3_get_eeprom_hw_cfg().
9742                          */
9743                 } else {
9744                         struct subsys_tbl_ent *p;
9745
9746                         /* No eeprom signature?  Try the hardcoded
9747                          * subsys device table.
9748                          */
9749                         p = lookup_by_subsys(tp);
9750                         if (!p)
9751                                 return -ENODEV;
9752
9753                         tp->phy_id = p->phy_id;
9754                         if (!tp->phy_id ||
9755                             tp->phy_id == PHY_ID_BCM8002)
9756                                 tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES;
9757                 }
9758         }
9759
9760         if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) &&
9761             !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
9762                 u32 bmsr, adv_reg, tg3_ctrl;
9763
9764                 tg3_readphy(tp, MII_BMSR, &bmsr);
9765                 if (!tg3_readphy(tp, MII_BMSR, &bmsr) &&
9766                     (bmsr & BMSR_LSTATUS))
9767                         goto skip_phy_reset;
9768
9769                 err = tg3_phy_reset(tp);
9770                 if (err)
9771                         return err;
9772
9773                 adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL |
9774                            ADVERTISE_100HALF | ADVERTISE_100FULL |
9775                            ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
9776                 tg3_ctrl = 0;
9777                 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) {
9778                         tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
9779                                     MII_TG3_CTRL_ADV_1000_FULL);
9780                         if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
9781                             tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)
9782                                 tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER |
9783                                              MII_TG3_CTRL_ENABLE_AS_MASTER);
9784                 }
9785
9786                 if (!tg3_copper_is_advertising_all(tp)) {
9787                         tg3_writephy(tp, MII_ADVERTISE, adv_reg);
9788
9789                         if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
9790                                 tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
9791
9792                         tg3_writephy(tp, MII_BMCR,
9793                                      BMCR_ANENABLE | BMCR_ANRESTART);
9794                 }
9795                 tg3_phy_set_wirespeed(tp);
9796
9797                 tg3_writephy(tp, MII_ADVERTISE, adv_reg);
9798                 if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY))
9799                         tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl);
9800         }
9801
9802 skip_phy_reset:
9803         if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
9804                 err = tg3_init_5401phy_dsp(tp);
9805                 if (err)
9806                         return err;
9807         }
9808
9809         if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
9810                 err = tg3_init_5401phy_dsp(tp);
9811         }
9812
9813         if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)
9814                 tp->link_config.advertising =
9815                         (ADVERTISED_1000baseT_Half |
9816                          ADVERTISED_1000baseT_Full |
9817                          ADVERTISED_Autoneg |
9818                          ADVERTISED_FIBRE);
9819         if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
9820                 tp->link_config.advertising &=
9821                         ~(ADVERTISED_1000baseT_Half |
9822                           ADVERTISED_1000baseT_Full);
9823
9824         return err;
9825 }
9826
9827 static void __devinit tg3_read_partno(struct tg3 *tp)
9828 {
9829         unsigned char vpd_data[256];
9830         int i;
9831         u32 magic;
9832
9833         if (tg3_nvram_read_swab(tp, 0x0, &magic))
9834                 goto out_not_found;
9835
9836         if (magic == TG3_EEPROM_MAGIC) {
9837                 for (i = 0; i < 256; i += 4) {
9838                         u32 tmp;
9839
9840                         if (tg3_nvram_read(tp, 0x100 + i, &tmp))
9841                                 goto out_not_found;
9842
9843                         vpd_data[i + 0] = ((tmp >>  0) & 0xff);
9844                         vpd_data[i + 1] = ((tmp >>  8) & 0xff);
9845                         vpd_data[i + 2] = ((tmp >> 16) & 0xff);
9846                         vpd_data[i + 3] = ((tmp >> 24) & 0xff);
9847                 }
9848         } else {
9849                 int vpd_cap;
9850
9851                 vpd_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_VPD);
9852                 for (i = 0; i < 256; i += 4) {
9853                         u32 tmp, j = 0;
9854                         u16 tmp16;
9855
9856                         pci_write_config_word(tp->pdev, vpd_cap + PCI_VPD_ADDR,
9857                                               i);
9858                         while (j++ < 100) {
9859                                 pci_read_config_word(tp->pdev, vpd_cap +
9860                                                      PCI_VPD_ADDR, &tmp16);
9861                                 if (tmp16 & 0x8000)
9862                                         break;
9863                                 msleep(1);
9864                         }
9865                         if (!(tmp16 & 0x8000))
9866                                 goto out_not_found;
9867
9868                         pci_read_config_dword(tp->pdev, vpd_cap + PCI_VPD_DATA,
9869                                               &tmp);
9870                         tmp = cpu_to_le32(tmp);
9871                         memcpy(&vpd_data[i], &tmp, 4);
9872                 }
9873         }
9874
9875         /* Now parse and find the part number. */
9876         for (i = 0; i < 256; ) {
9877                 unsigned char val = vpd_data[i];
9878                 int block_end;
9879
9880                 if (val == 0x82 || val == 0x91) {
9881                         i = (i + 3 +
9882                              (vpd_data[i + 1] +
9883                               (vpd_data[i + 2] << 8)));
9884                         continue;
9885                 }
9886
9887                 if (val != 0x90)
9888                         goto out_not_found;
9889
9890                 block_end = (i + 3 +
9891                              (vpd_data[i + 1] +
9892                               (vpd_data[i + 2] << 8)));
9893                 i += 3;
9894                 while (i < block_end) {
9895                         if (vpd_data[i + 0] == 'P' &&
9896                             vpd_data[i + 1] == 'N') {
9897                                 int partno_len = vpd_data[i + 2];
9898
9899                                 if (partno_len > 24)
9900                                         goto out_not_found;
9901
9902                                 memcpy(tp->board_part_number,
9903                                        &vpd_data[i + 3],
9904                                        partno_len);
9905
9906                                 /* Success. */
9907                                 return;
9908                         }
9909                 }
9910
9911                 /* Part number not found. */
9912                 goto out_not_found;
9913         }
9914
9915 out_not_found:
9916         strcpy(tp->board_part_number, "none");
9917 }
9918
9919 static void __devinit tg3_read_fw_ver(struct tg3 *tp)
9920 {
9921         u32 val, offset, start;
9922
9923         if (tg3_nvram_read_swab(tp, 0, &val))
9924                 return;
9925
9926         if (val != TG3_EEPROM_MAGIC)
9927                 return;
9928
9929         if (tg3_nvram_read_swab(tp, 0xc, &offset) ||
9930             tg3_nvram_read_swab(tp, 0x4, &start))
9931                 return;
9932
9933         offset = tg3_nvram_logical_addr(tp, offset);
9934         if (tg3_nvram_read_swab(tp, offset, &val))
9935                 return;
9936
9937         if ((val & 0xfc000000) == 0x0c000000) {
9938                 u32 ver_offset, addr;
9939                 int i;
9940
9941                 if (tg3_nvram_read_swab(tp, offset + 4, &val) ||
9942                     tg3_nvram_read_swab(tp, offset + 8, &ver_offset))
9943                         return;
9944
9945                 if (val != 0)
9946                         return;
9947
9948                 addr = offset + ver_offset - start;
9949                 for (i = 0; i < 16; i += 4) {
9950                         if (tg3_nvram_read(tp, addr + i, &val))
9951                                 return;
9952
9953                         val = cpu_to_le32(val);
9954                         memcpy(tp->fw_ver + i, &val, 4);
9955                 }
9956         }
9957 }
9958
9959 static int __devinit tg3_get_invariants(struct tg3 *tp)
9960 {
9961         static struct pci_device_id write_reorder_chipsets[] = {
9962                 { PCI_DEVICE(PCI_VENDOR_ID_AMD,
9963                              PCI_DEVICE_ID_AMD_FE_GATE_700C) },
9964                 { PCI_DEVICE(PCI_VENDOR_ID_VIA,
9965                              PCI_DEVICE_ID_VIA_8385_0) },
9966                 { },
9967         };
9968         u32 misc_ctrl_reg;
9969         u32 cacheline_sz_reg;
9970         u32 pci_state_reg, grc_misc_cfg;
9971         u32 val;
9972         u16 pci_cmd;
9973         int err;
9974
9975         /* Force memory write invalidate off.  If we leave it on,
9976          * then on 5700_BX chips we have to enable a workaround.
9977          * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary
9978          * to match the cacheline size.  The Broadcom driver have this
9979          * workaround but turns MWI off all the times so never uses
9980          * it.  This seems to suggest that the workaround is insufficient.
9981          */
9982         pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
9983         pci_cmd &= ~PCI_COMMAND_INVALIDATE;
9984         pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
9985
9986         /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
9987          * has the register indirect write enable bit set before
9988          * we try to access any of the MMIO registers.  It is also
9989          * critical that the PCI-X hw workaround situation is decided
9990          * before that as well.
9991          */
9992         pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
9993                               &misc_ctrl_reg);
9994
9995         tp->pci_chip_rev_id = (misc_ctrl_reg >>
9996                                MISC_HOST_CTRL_CHIPREV_SHIFT);
9997
9998         /* Wrong chip ID in 5752 A0. This code can be removed later
9999          * as A0 is not in production.
10000          */
10001         if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW)
10002                 tp->pci_chip_rev_id = CHIPREV_ID_5752_A0;
10003
10004         /* If we have 5702/03 A1 or A2 on certain ICH chipsets,
10005          * we need to disable memory and use config. cycles
10006          * only to access all registers. The 5702/03 chips
10007          * can mistakenly decode the special cycles from the
10008          * ICH chipsets as memory write cycles, causing corruption
10009          * of register and memory space. Only certain ICH bridges
10010          * will drive special cycles with non-zero data during the
10011          * address phase which can fall within the 5703's address
10012          * range. This is not an ICH bug as the PCI spec allows
10013          * non-zero address during special cycles. However, only
10014          * these ICH bridges are known to drive non-zero addresses
10015          * during special cycles.
10016          *
10017          * Since special cycles do not cross PCI bridges, we only
10018          * enable this workaround if the 5703 is on the secondary
10019          * bus of these ICH bridges.
10020          */
10021         if ((tp->pci_chip_rev_id == CHIPREV_ID_5703_A1) ||
10022             (tp->pci_chip_rev_id == CHIPREV_ID_5703_A2)) {
10023                 static struct tg3_dev_id {
10024                         u32     vendor;
10025                         u32     device;
10026                         u32     rev;
10027                 } ich_chipsets[] = {
10028                         { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_8,
10029                           PCI_ANY_ID },
10030                         { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_8,
10031                           PCI_ANY_ID },
10032                         { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_11,
10033                           0xa },
10034                         { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_6,
10035                           PCI_ANY_ID },
10036                         { },
10037                 };
10038                 struct tg3_dev_id *pci_id = &ich_chipsets[0];
10039                 struct pci_dev *bridge = NULL;
10040
10041                 while (pci_id->vendor != 0) {
10042                         bridge = pci_get_device(pci_id->vendor, pci_id->device,
10043                                                 bridge);
10044                         if (!bridge) {
10045                                 pci_id++;
10046                                 continue;
10047                         }
10048                         if (pci_id->rev != PCI_ANY_ID) {
10049                                 u8 rev;
10050
10051                                 pci_read_config_byte(bridge, PCI_REVISION_ID,
10052                                                      &rev);
10053                                 if (rev > pci_id->rev)
10054                                         continue;
10055                         }
10056                         if (bridge->subordinate &&
10057                             (bridge->subordinate->number ==
10058                              tp->pdev->bus->number)) {
10059
10060                                 tp->tg3_flags2 |= TG3_FLG2_ICH_WORKAROUND;
10061                                 pci_dev_put(bridge);
10062                                 break;
10063                         }
10064                 }
10065         }
10066
10067         /* The EPB bridge inside 5714, 5715, and 5780 cannot support
10068          * DMA addresses > 40-bit. This bridge may have other additional
10069          * 57xx devices behind it in some 4-port NIC designs for example.
10070          * Any tg3 device found behind the bridge will also need the 40-bit
10071          * DMA workaround.
10072          */
10073         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 ||
10074             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
10075                 tp->tg3_flags2 |= TG3_FLG2_5780_CLASS;
10076                 tp->tg3_flags |= TG3_FLAG_40BIT_DMA_BUG;
10077                 tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI);
10078         }
10079         else {
10080                 struct pci_dev *bridge = NULL;
10081
10082                 do {
10083                         bridge = pci_get_device(PCI_VENDOR_ID_SERVERWORKS,
10084                                                 PCI_DEVICE_ID_SERVERWORKS_EPB,
10085                                                 bridge);
10086                         if (bridge && bridge->subordinate &&
10087                             (bridge->subordinate->number <=
10088                              tp->pdev->bus->number) &&
10089                             (bridge->subordinate->subordinate >=
10090                              tp->pdev->bus->number)) {
10091                                 tp->tg3_flags |= TG3_FLAG_40BIT_DMA_BUG;
10092                                 pci_dev_put(bridge);
10093                                 break;
10094                         }
10095                 } while (bridge);
10096         }
10097
10098         /* Initialize misc host control in PCI block. */
10099         tp->misc_host_ctrl |= (misc_ctrl_reg &
10100                                MISC_HOST_CTRL_CHIPREV);
10101         pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
10102                                tp->misc_host_ctrl);
10103
10104         pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
10105                               &cacheline_sz_reg);
10106
10107         tp->pci_cacheline_sz = (cacheline_sz_reg >>  0) & 0xff;
10108         tp->pci_lat_timer    = (cacheline_sz_reg >>  8) & 0xff;
10109         tp->pci_hdr_type     = (cacheline_sz_reg >> 16) & 0xff;
10110         tp->pci_bist         = (cacheline_sz_reg >> 24) & 0xff;
10111
10112         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
10113             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 ||
10114             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
10115             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 ||
10116             (tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
10117                 tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
10118
10119         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||
10120             (tp->tg3_flags2 & TG3_FLG2_5750_PLUS))
10121                 tp->tg3_flags2 |= TG3_FLG2_5705_PLUS;
10122
10123         if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) {
10124                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
10125                     GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) {
10126                         tp->tg3_flags2 |= TG3_FLG2_HW_TSO_2;
10127                         tp->tg3_flags2 |= TG3_FLG2_1SHOT_MSI;
10128                 } else
10129                         tp->tg3_flags2 |= TG3_FLG2_HW_TSO_1;
10130         }
10131
10132         if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
10133             GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 &&
10134             GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752 &&
10135             GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755 &&
10136             GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787)
10137                 tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE;
10138
10139         if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0)
10140                 tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;
10141
10142         /* If we have an AMD 762 or VIA K8T800 chipset, write
10143          * reordering to the mailbox registers done by the host
10144          * controller can cause major troubles.  We read back from
10145          * every mailbox register write to force the writes to be
10146          * posted to the chip in order.
10147          */
10148         if (pci_dev_present(write_reorder_chipsets) &&
10149             !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
10150                 tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER;
10151
10152         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
10153             tp->pci_lat_timer < 64) {
10154                 tp->pci_lat_timer = 64;
10155
10156                 cacheline_sz_reg  = ((tp->pci_cacheline_sz & 0xff) <<  0);
10157                 cacheline_sz_reg |= ((tp->pci_lat_timer    & 0xff) <<  8);
10158                 cacheline_sz_reg |= ((tp->pci_hdr_type     & 0xff) << 16);
10159                 cacheline_sz_reg |= ((tp->pci_bist         & 0xff) << 24);
10160
10161                 pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ,
10162                                        cacheline_sz_reg);
10163         }
10164
10165         pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
10166                               &pci_state_reg);
10167
10168         if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
10169                 tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
10170
10171                 /* If this is a 5700 BX chipset, and we are in PCI-X
10172                  * mode, enable register write workaround.
10173                  *
10174                  * The workaround is to use indirect register accesses
10175                  * for all chip writes not to mailbox registers.
10176                  */
10177                 if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) {
10178                         u32 pm_reg;
10179                         u16 pci_cmd;
10180
10181                         tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
10182
10183                         /* The chip can have it's power management PCI config
10184                          * space registers clobbered due to this bug.
10185                          * So explicitly force the chip into D0 here.
10186                          */
10187                         pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
10188                                               &pm_reg);
10189                         pm_reg &= ~PCI_PM_CTRL_STATE_MASK;
10190                         pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */;
10191                         pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT,
10192                                                pm_reg);
10193
10194                         /* Also, force SERR#/PERR# in PCI command. */
10195                         pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
10196                         pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
10197                         pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
10198                 }
10199         }
10200
10201         /* 5700 BX chips need to have their TX producer index mailboxes
10202          * written twice to workaround a bug.
10203          */
10204         if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX)
10205                 tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG;
10206
10207         /* Back to back register writes can cause problems on this chip,
10208          * the workaround is to read back all reg writes except those to
10209          * mailbox regs.  See tg3_write_indirect_reg32().
10210          *
10211          * PCI Express 5750_A0 rev chips need this workaround too.
10212          */
10213         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
10214             ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
10215              tp->pci_chip_rev_id == CHIPREV_ID_5750_A0))
10216                 tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG;
10217
10218         if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
10219                 tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
10220         if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
10221                 tp->tg3_flags |= TG3_FLAG_PCI_32BIT;
10222
10223         /* Chip-specific fixup from Broadcom driver */
10224         if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
10225             (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
10226                 pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
10227                 pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
10228         }
10229
10230         /* Default fast path register access methods */
10231         tp->read32 = tg3_read32;
10232         tp->write32 = tg3_write32;
10233         tp->read32_mbox = tg3_read32;
10234         tp->write32_mbox = tg3_write32;
10235         tp->write32_tx_mbox = tg3_write32;
10236         tp->write32_rx_mbox = tg3_write32;
10237
10238         /* Various workaround register access methods */
10239         if (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG)
10240                 tp->write32 = tg3_write_indirect_reg32;
10241         else if (tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG)
10242                 tp->write32 = tg3_write_flush_reg32;
10243
10244         if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) ||
10245             (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) {
10246                 tp->write32_tx_mbox = tg3_write32_tx_mbox;
10247                 if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
10248                         tp->write32_rx_mbox = tg3_write_flush_reg32;
10249         }
10250
10251         if (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND) {
10252                 tp->read32 = tg3_read_indirect_reg32;
10253                 tp->write32 = tg3_write_indirect_reg32;
10254                 tp->read32_mbox = tg3_read_indirect_mbox;
10255                 tp->write32_mbox = tg3_write_indirect_mbox;
10256                 tp->write32_tx_mbox = tg3_write_indirect_mbox;
10257                 tp->write32_rx_mbox = tg3_write_indirect_mbox;
10258
10259                 iounmap(tp->regs);
10260                 tp->regs = NULL;
10261
10262                 pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
10263                 pci_cmd &= ~PCI_COMMAND_MEMORY;
10264                 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
10265         }
10266
10267         if (tp->write32 == tg3_write_indirect_reg32 ||
10268             ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
10269              (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
10270               GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)))
10271                 tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG;
10272
10273         /* Get eeprom hw config before calling tg3_set_power_state().
10274          * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
10275          * determined before calling tg3_set_power_state() so that
10276          * we know whether or not to switch out of Vaux power.
10277          * When the flag is set, it means that GPIO1 is used for eeprom
10278          * write protect and also implies that it is a LOM where GPIOs
10279          * are not used to switch power.
10280          */
10281         tg3_get_eeprom_hw_cfg(tp);
10282
10283         /* Set up tp->grc_local_ctrl before calling tg3_set_power_state().
10284          * GPIO1 driven high will bring 5700's external PHY out of reset.
10285          * It is also used as eeprom write protect on LOMs.
10286          */
10287         tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
10288         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
10289             (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT))
10290                 tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
10291                                        GRC_LCLCTRL_GPIO_OUTPUT1);
10292         /* Unused GPIO3 must be driven as output on 5752 because there
10293          * are no pull-up resistors on unused GPIO pins.
10294          */
10295         else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
10296                 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3;
10297
10298         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
10299                 tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_UART_SEL;
10300
10301         /* Force the chip into D0. */
10302         err = tg3_set_power_state(tp, PCI_D0);
10303         if (err) {
10304                 printk(KERN_ERR PFX "(%s) transition to D0 failed\n",
10305                        pci_name(tp->pdev));
10306                 return err;
10307         }
10308
10309         /* 5700 B0 chips do not support checksumming correctly due
10310          * to hardware bugs.
10311          */
10312         if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
10313                 tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
10314
10315         /* Derive initial jumbo mode from MTU assigned in
10316          * ether_setup() via the alloc_etherdev() call
10317          */
10318         if (tp->dev->mtu > ETH_DATA_LEN &&
10319             !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS))
10320                 tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE;
10321
10322         /* Determine WakeOnLan speed to use. */
10323         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
10324             tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
10325             tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 ||
10326             tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) {
10327                 tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB);
10328         } else {
10329                 tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB;
10330         }
10331
10332         /* A few boards don't want Ethernet@WireSpeed phy feature */
10333         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
10334             ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
10335              (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
10336              (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)) ||
10337             (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
10338                 tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
10339
10340         if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX ||
10341             GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX)
10342                 tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG;
10343         if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
10344                 tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
10345
10346         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
10347                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
10348                     GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
10349                         tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG;
10350                 else
10351                         tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
10352         }
10353
10354         tp->coalesce_mode = 0;
10355         if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
10356             GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX)
10357                 tp->coalesce_mode |= HOSTCC_MODE_32BYTE;
10358
10359         /* Initialize MAC MI mode, polling disabled. */
10360         tw32_f(MAC_MI_MODE, tp->mi_mode);
10361         udelay(80);
10362
10363         /* Initialize data/descriptor byte/word swapping. */
10364         val = tr32(GRC_MODE);
10365         val &= GRC_MODE_HOST_STACKUP;
10366         tw32(GRC_MODE, val | tp->grc_mode);
10367
10368         tg3_switch_clocks(tp);
10369
10370         /* Clear this out for sanity. */
10371         tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
10372
10373         pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE,
10374                               &pci_state_reg);
10375         if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 &&
10376             (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) {
10377                 u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl);
10378
10379                 if (chiprevid == CHIPREV_ID_5701_A0 ||
10380                     chiprevid == CHIPREV_ID_5701_B0 ||
10381                     chiprevid == CHIPREV_ID_5701_B2 ||
10382                     chiprevid == CHIPREV_ID_5701_B5) {
10383                         void __iomem *sram_base;
10384
10385                         /* Write some dummy words into the SRAM status block
10386                          * area, see if it reads back correctly.  If the return
10387                          * value is bad, force enable the PCIX workaround.
10388                          */
10389                         sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK;
10390
10391                         writel(0x00000000, sram_base);
10392                         writel(0x00000000, sram_base + 4);
10393                         writel(0xffffffff, sram_base + 4);
10394                         if (readl(sram_base) != 0x00000000)
10395                                 tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG;
10396                 }
10397         }
10398
10399         udelay(50);
10400         tg3_nvram_init(tp);
10401
10402         grc_misc_cfg = tr32(GRC_MISC_CFG);
10403         grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;
10404
10405         /* Broadcom's driver says that CIOBE multisplit has a bug */
10406 #if 0
10407         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
10408             grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
10409                 tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
10410                 tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
10411         }
10412 #endif
10413         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
10414             (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
10415              grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
10416                 tp->tg3_flags2 |= TG3_FLG2_IS_5788;
10417
10418         if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) &&
10419             (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700))
10420                 tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS;
10421         if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) {
10422                 tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD |
10423                                       HOSTCC_MODE_CLRTICK_TXBD);
10424
10425                 tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS;
10426                 pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
10427                                        tp->misc_host_ctrl);
10428         }
10429
10430         /* these are limited to 10/100 only */
10431         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 &&
10432              (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) ||
10433             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
10434              tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
10435              (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 ||
10436               tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 ||
10437               tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) ||
10438             (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM &&
10439              (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F ||
10440               tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F)))
10441                 tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
10442
10443         err = tg3_phy_probe(tp);
10444         if (err) {
10445                 printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n",
10446                        pci_name(tp->pdev), err);
10447                 /* ... but do not return immediately ... */
10448         }
10449
10450         tg3_read_partno(tp);
10451         tg3_read_fw_ver(tp);
10452
10453         if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
10454                 tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
10455         } else {
10456                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
10457                         tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT;
10458                 else
10459                         tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT;
10460         }
10461
10462         /* 5700 {AX,BX} chips have a broken status block link
10463          * change bit implementation, so we must use the
10464          * status register in those cases.
10465          */
10466         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
10467                 tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG;
10468         else
10469                 tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG;
10470
10471         /* The led_ctrl is set during tg3_phy_probe, here we might
10472          * have to force the link status polling mechanism based
10473          * upon subsystem IDs.
10474          */
10475         if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
10476             !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) {
10477                 tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT |
10478                                   TG3_FLAG_USE_LINKCHG_REG);
10479         }
10480
10481         /* For all SERDES we poll the MAC status register. */
10482         if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
10483                 tp->tg3_flags |= TG3_FLAG_POLL_SERDES;
10484         else
10485                 tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES;
10486
10487         /* All chips before 5787 can get confused if TX buffers
10488          * straddle the 4GB address boundary in some cases.
10489          */
10490         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
10491             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
10492                 tp->dev->hard_start_xmit = tg3_start_xmit;
10493         else
10494                 tp->dev->hard_start_xmit = tg3_start_xmit_dma_bug;
10495
10496         tp->rx_offset = 2;
10497         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 &&
10498             (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0)
10499                 tp->rx_offset = 0;
10500
10501         /* By default, disable wake-on-lan.  User can change this
10502          * using ETHTOOL_SWOL.
10503          */
10504         tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE;
10505
10506         return err;
10507 }
10508
10509 #ifdef CONFIG_SPARC64
10510 static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp)
10511 {
10512         struct net_device *dev = tp->dev;
10513         struct pci_dev *pdev = tp->pdev;
10514         struct pcidev_cookie *pcp = pdev->sysdata;
10515
10516         if (pcp != NULL) {
10517                 int node = pcp->prom_node;
10518
10519                 if (prom_getproplen(node, "local-mac-address") == 6) {
10520                         prom_getproperty(node, "local-mac-address",
10521                                          dev->dev_addr, 6);
10522                         memcpy(dev->perm_addr, dev->dev_addr, 6);
10523                         return 0;
10524                 }
10525         }
10526         return -ENODEV;
10527 }
10528
10529 static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp)
10530 {
10531         struct net_device *dev = tp->dev;
10532
10533         memcpy(dev->dev_addr, idprom->id_ethaddr, 6);
10534         memcpy(dev->perm_addr, idprom->id_ethaddr, 6);
10535         return 0;
10536 }
10537 #endif
10538
10539 static int __devinit tg3_get_device_address(struct tg3 *tp)
10540 {
10541         struct net_device *dev = tp->dev;
10542         u32 hi, lo, mac_offset;
10543         int addr_ok = 0;
10544
10545 #ifdef CONFIG_SPARC64
10546         if (!tg3_get_macaddr_sparc(tp))
10547                 return 0;
10548 #endif
10549
10550         mac_offset = 0x7c;
10551         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
10552             (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
10553                 if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID)
10554                         mac_offset = 0xcc;
10555                 if (tg3_nvram_lock(tp))
10556                         tw32_f(NVRAM_CMD, NVRAM_CMD_RESET);
10557                 else
10558                         tg3_nvram_unlock(tp);
10559         }
10560
10561         /* First try to get it from MAC address mailbox. */
10562         tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
10563         if ((hi >> 16) == 0x484b) {
10564                 dev->dev_addr[0] = (hi >>  8) & 0xff;
10565                 dev->dev_addr[1] = (hi >>  0) & 0xff;
10566
10567                 tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
10568                 dev->dev_addr[2] = (lo >> 24) & 0xff;
10569                 dev->dev_addr[3] = (lo >> 16) & 0xff;
10570                 dev->dev_addr[4] = (lo >>  8) & 0xff;
10571                 dev->dev_addr[5] = (lo >>  0) & 0xff;
10572
10573                 /* Some old bootcode may report a 0 MAC address in SRAM */
10574                 addr_ok = is_valid_ether_addr(&dev->dev_addr[0]);
10575         }
10576         if (!addr_ok) {
10577                 /* Next, try NVRAM. */
10578                 if (!tg3_nvram_read(tp, mac_offset + 0, &hi) &&
10579                     !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
10580                         dev->dev_addr[0] = ((hi >> 16) & 0xff);
10581                         dev->dev_addr[1] = ((hi >> 24) & 0xff);
10582                         dev->dev_addr[2] = ((lo >>  0) & 0xff);
10583                         dev->dev_addr[3] = ((lo >>  8) & 0xff);
10584                         dev->dev_addr[4] = ((lo >> 16) & 0xff);
10585                         dev->dev_addr[5] = ((lo >> 24) & 0xff);
10586                 }
10587                 /* Finally just fetch it out of the MAC control regs. */
10588                 else {
10589                         hi = tr32(MAC_ADDR_0_HIGH);
10590                         lo = tr32(MAC_ADDR_0_LOW);
10591
10592                         dev->dev_addr[5] = lo & 0xff;
10593                         dev->dev_addr[4] = (lo >> 8) & 0xff;
10594                         dev->dev_addr[3] = (lo >> 16) & 0xff;
10595                         dev->dev_addr[2] = (lo >> 24) & 0xff;
10596                         dev->dev_addr[1] = hi & 0xff;
10597                         dev->dev_addr[0] = (hi >> 8) & 0xff;
10598                 }
10599         }
10600
10601         if (!is_valid_ether_addr(&dev->dev_addr[0])) {
10602 #ifdef CONFIG_SPARC64
10603                 if (!tg3_get_default_macaddr_sparc(tp))
10604                         return 0;
10605 #endif
10606                 return -EINVAL;
10607         }
10608         memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
10609         return 0;
10610 }
10611
10612 #define BOUNDARY_SINGLE_CACHELINE       1
10613 #define BOUNDARY_MULTI_CACHELINE        2
10614
10615 static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val)
10616 {
10617         int cacheline_size;
10618         u8 byte;
10619         int goal;
10620
10621         pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte);
10622         if (byte == 0)
10623                 cacheline_size = 1024;
10624         else
10625                 cacheline_size = (int) byte * 4;
10626
10627         /* On 5703 and later chips, the boundary bits have no
10628          * effect.
10629          */
10630         if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
10631             GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 &&
10632             !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
10633                 goto out;
10634
10635 #if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC)
10636         goal = BOUNDARY_MULTI_CACHELINE;
10637 #else
10638 #if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA)
10639         goal = BOUNDARY_SINGLE_CACHELINE;
10640 #else
10641         goal = 0;
10642 #endif
10643 #endif
10644
10645         if (!goal)
10646                 goto out;
10647
10648         /* PCI controllers on most RISC systems tend to disconnect
10649          * when a device tries to burst across a cache-line boundary.
10650          * Therefore, letting tg3 do so just wastes PCI bandwidth.
10651          *
10652          * Unfortunately, for PCI-E there are only limited
10653          * write-side controls for this, and thus for reads
10654          * we will still get the disconnects.  We'll also waste
10655          * these PCI cycles for both read and write for chips
10656          * other than 5700 and 5701 which do not implement the
10657          * boundary bits.
10658          */
10659         if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
10660             !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) {
10661                 switch (cacheline_size) {
10662                 case 16:
10663                 case 32:
10664                 case 64:
10665                 case 128:
10666                         if (goal == BOUNDARY_SINGLE_CACHELINE) {
10667                                 val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX |
10668                                         DMA_RWCTRL_WRITE_BNDRY_128_PCIX);
10669                         } else {
10670                                 val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
10671                                         DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
10672                         }
10673                         break;
10674
10675                 case 256:
10676                         val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX |
10677                                 DMA_RWCTRL_WRITE_BNDRY_256_PCIX);
10678                         break;
10679
10680                 default:
10681                         val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX |
10682                                 DMA_RWCTRL_WRITE_BNDRY_384_PCIX);
10683                         break;
10684                 };
10685         } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
10686                 switch (cacheline_size) {
10687                 case 16:
10688                 case 32:
10689                 case 64:
10690                         if (goal == BOUNDARY_SINGLE_CACHELINE) {
10691                                 val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
10692                                 val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE;
10693                                 break;
10694                         }
10695                         /* fallthrough */
10696                 case 128:
10697                 default:
10698                         val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE;
10699                         val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE;
10700                         break;
10701                 };
10702         } else {
10703                 switch (cacheline_size) {
10704                 case 16:
10705                         if (goal == BOUNDARY_SINGLE_CACHELINE) {
10706                                 val |= (DMA_RWCTRL_READ_BNDRY_16 |
10707                                         DMA_RWCTRL_WRITE_BNDRY_16);
10708                                 break;
10709                         }
10710                         /* fallthrough */
10711                 case 32:
10712                         if (goal == BOUNDARY_SINGLE_CACHELINE) {
10713                                 val |= (DMA_RWCTRL_READ_BNDRY_32 |
10714                                         DMA_RWCTRL_WRITE_BNDRY_32);
10715                                 break;
10716                         }
10717                         /* fallthrough */
10718                 case 64:
10719                         if (goal == BOUNDARY_SINGLE_CACHELINE) {
10720                                 val |= (DMA_RWCTRL_READ_BNDRY_64 |
10721                                         DMA_RWCTRL_WRITE_BNDRY_64);
10722                                 break;
10723                         }
10724                         /* fallthrough */
10725                 case 128:
10726                         if (goal == BOUNDARY_SINGLE_CACHELINE) {
10727                                 val |= (DMA_RWCTRL_READ_BNDRY_128 |
10728                                         DMA_RWCTRL_WRITE_BNDRY_128);
10729                                 break;
10730                         }
10731                         /* fallthrough */
10732                 case 256:
10733                         val |= (DMA_RWCTRL_READ_BNDRY_256 |
10734                                 DMA_RWCTRL_WRITE_BNDRY_256);
10735                         break;
10736                 case 512:
10737                         val |= (DMA_RWCTRL_READ_BNDRY_512 |
10738                                 DMA_RWCTRL_WRITE_BNDRY_512);
10739                         break;
10740                 case 1024:
10741                 default:
10742                         val |= (DMA_RWCTRL_READ_BNDRY_1024 |
10743                                 DMA_RWCTRL_WRITE_BNDRY_1024);
10744                         break;
10745                 };
10746         }
10747
10748 out:
10749         return val;
10750 }
10751
10752 static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device)
10753 {
10754         struct tg3_internal_buffer_desc test_desc;
10755         u32 sram_dma_descs;
10756         int i, ret;
10757
10758         sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE;
10759
10760         tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0);
10761         tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0);
10762         tw32(RDMAC_STATUS, 0);
10763         tw32(WDMAC_STATUS, 0);
10764
10765         tw32(BUFMGR_MODE, 0);
10766         tw32(FTQ_RESET, 0);
10767
10768         test_desc.addr_hi = ((u64) buf_dma) >> 32;
10769         test_desc.addr_lo = buf_dma & 0xffffffff;
10770         test_desc.nic_mbuf = 0x00002100;
10771         test_desc.len = size;
10772
10773         /*
10774          * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz
10775          * the *second* time the tg3 driver was getting loaded after an
10776          * initial scan.
10777          *
10778          * Broadcom tells me:
10779          *   ...the DMA engine is connected to the GRC block and a DMA
10780          *   reset may affect the GRC block in some unpredictable way...
10781          *   The behavior of resets to individual blocks has not been tested.
10782          *
10783          * Broadcom noted the GRC reset will also reset all sub-components.
10784          */
10785         if (to_device) {
10786                 test_desc.cqid_sqid = (13 << 8) | 2;
10787
10788                 tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE);
10789                 udelay(40);
10790         } else {
10791                 test_desc.cqid_sqid = (16 << 8) | 7;
10792
10793                 tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE);
10794                 udelay(40);
10795         }
10796         test_desc.flags = 0x00000005;
10797
10798         for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) {
10799                 u32 val;
10800
10801                 val = *(((u32 *)&test_desc) + i);
10802                 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR,
10803                                        sram_dma_descs + (i * sizeof(u32)));
10804                 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
10805         }
10806         pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
10807
10808         if (to_device) {
10809                 tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs);
10810         } else {
10811                 tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs);
10812         }
10813
10814         ret = -ENODEV;
10815         for (i = 0; i < 40; i++) {
10816                 u32 val;
10817
10818                 if (to_device)
10819                         val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ);
10820                 else
10821                         val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ);
10822                 if ((val & 0xffff) == sram_dma_descs) {
10823                         ret = 0;
10824                         break;
10825                 }
10826
10827                 udelay(100);
10828         }
10829
10830         return ret;
10831 }
10832
10833 #define TEST_BUFFER_SIZE        0x2000
10834
10835 static int __devinit tg3_test_dma(struct tg3 *tp)
10836 {
10837         dma_addr_t buf_dma;
10838         u32 *buf, saved_dma_rwctrl;
10839         int ret;
10840
10841         buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma);
10842         if (!buf) {
10843                 ret = -ENOMEM;
10844                 goto out_nofree;
10845         }
10846
10847         tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
10848                           (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT));
10849
10850         tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl);
10851
10852         if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
10853                 /* DMA read watermark not used on PCIE */
10854                 tp->dma_rwctrl |= 0x00180000;
10855         } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
10856                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
10857                     GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
10858                         tp->dma_rwctrl |= 0x003f0000;
10859                 else
10860                         tp->dma_rwctrl |= 0x003f000f;
10861         } else {
10862                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
10863                     GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
10864                         u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f);
10865
10866                         /* If the 5704 is behind the EPB bridge, we can
10867                          * do the less restrictive ONE_DMA workaround for
10868                          * better performance.
10869                          */
10870                         if ((tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) &&
10871                             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
10872                                 tp->dma_rwctrl |= 0x8000;
10873                         else if (ccval == 0x6 || ccval == 0x7)
10874                                 tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
10875
10876                         /* Set bit 23 to enable PCIX hw bug fix */
10877                         tp->dma_rwctrl |= 0x009f0000;
10878                 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) {
10879                         /* 5780 always in PCIX mode */
10880                         tp->dma_rwctrl |= 0x00144000;
10881                 } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) {
10882                         /* 5714 always in PCIX mode */
10883                         tp->dma_rwctrl |= 0x00148000;
10884                 } else {
10885                         tp->dma_rwctrl |= 0x001b000f;
10886                 }
10887         }
10888
10889         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
10890             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
10891                 tp->dma_rwctrl &= 0xfffffff0;
10892
10893         if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
10894             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) {
10895                 /* Remove this if it causes problems for some boards. */
10896                 tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT;
10897
10898                 /* On 5700/5701 chips, we need to set this bit.
10899                  * Otherwise the chip will issue cacheline transactions
10900                  * to streamable DMA memory with not all the byte
10901                  * enables turned on.  This is an error on several
10902                  * RISC PCI controllers, in particular sparc64.
10903                  *
10904                  * On 5703/5704 chips, this bit has been reassigned
10905                  * a different meaning.  In particular, it is used
10906                  * on those chips to enable a PCI-X workaround.
10907                  */
10908                 tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;
10909         }
10910
10911         tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10912
10913 #if 0
10914         /* Unneeded, already done by tg3_get_invariants.  */
10915         tg3_switch_clocks(tp);
10916 #endif
10917
10918         ret = 0;
10919         if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
10920             GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701)
10921                 goto out;
10922
10923         /* It is best to perform DMA test with maximum write burst size
10924          * to expose the 5700/5701 write DMA bug.
10925          */
10926         saved_dma_rwctrl = tp->dma_rwctrl;
10927         tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
10928         tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10929
10930         while (1) {
10931                 u32 *p = buf, i;
10932
10933                 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++)
10934                         p[i] = i;
10935
10936                 /* Send the buffer to the chip. */
10937                 ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1);
10938                 if (ret) {
10939                         printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret);
10940                         break;
10941                 }
10942
10943 #if 0
10944                 /* validate data reached card RAM correctly. */
10945                 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
10946                         u32 val;
10947                         tg3_read_mem(tp, 0x2100 + (i*4), &val);
10948                         if (le32_to_cpu(val) != p[i]) {
10949                                 printk(KERN_ERR "  tg3_test_dma()  Card buffer corrupted on write! (%d != %d)\n", val, i);
10950                                 /* ret = -ENODEV here? */
10951                         }
10952                         p[i] = 0;
10953                 }
10954 #endif
10955                 /* Now read it back. */
10956                 ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0);
10957                 if (ret) {
10958                         printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret);
10959
10960                         break;
10961                 }
10962
10963                 /* Verify it. */
10964                 for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) {
10965                         if (p[i] == i)
10966                                 continue;
10967
10968                         if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
10969                             DMA_RWCTRL_WRITE_BNDRY_16) {
10970                                 tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
10971                                 tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
10972                                 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
10973                                 break;
10974                         } else {
10975                                 printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i);
10976                                 ret = -ENODEV;
10977                                 goto out;
10978                         }
10979                 }
10980
10981                 if (i == (TEST_BUFFER_SIZE / sizeof(u32))) {
10982                         /* Success. */
10983                         ret = 0;
10984                         break;
10985                 }
10986         }
10987         if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) !=
10988             DMA_RWCTRL_WRITE_BNDRY_16) {
10989                 static struct pci_device_id dma_wait_state_chipsets[] = {
10990                         { PCI_DEVICE(PCI_VENDOR_ID_APPLE,
10991                                      PCI_DEVICE_ID_APPLE_UNI_N_PCI15) },
10992                         { },
10993                 };
10994
10995                 /* DMA test passed without adjusting DMA boundary,
10996                  * now look for chipsets that are known to expose the
10997                  * DMA bug without failing the test.
10998                  */
10999                 if (pci_dev_present(dma_wait_state_chipsets)) {
11000                         tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK;
11001                         tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16;
11002                 }
11003                 else
11004                         /* Safe to use the calculated DMA boundary. */
11005                         tp->dma_rwctrl = saved_dma_rwctrl;
11006
11007                 tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);
11008         }
11009
11010 out:
11011         pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma);
11012 out_nofree:
11013         return ret;
11014 }
11015
11016 static void __devinit tg3_init_link_config(struct tg3 *tp)
11017 {
11018         tp->link_config.advertising =
11019                 (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
11020                  ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
11021                  ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
11022                  ADVERTISED_Autoneg | ADVERTISED_MII);
11023         tp->link_config.speed = SPEED_INVALID;
11024         tp->link_config.duplex = DUPLEX_INVALID;
11025         tp->link_config.autoneg = AUTONEG_ENABLE;
11026         tp->link_config.active_speed = SPEED_INVALID;
11027         tp->link_config.active_duplex = DUPLEX_INVALID;
11028         tp->link_config.phy_is_low_power = 0;
11029         tp->link_config.orig_speed = SPEED_INVALID;
11030         tp->link_config.orig_duplex = DUPLEX_INVALID;
11031         tp->link_config.orig_autoneg = AUTONEG_INVALID;
11032 }
11033
11034 static void __devinit tg3_init_bufmgr_config(struct tg3 *tp)
11035 {
11036         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
11037                 tp->bufmgr_config.mbuf_read_dma_low_water =
11038                         DEFAULT_MB_RDMA_LOW_WATER_5705;
11039                 tp->bufmgr_config.mbuf_mac_rx_low_water =
11040                         DEFAULT_MB_MACRX_LOW_WATER_5705;
11041                 tp->bufmgr_config.mbuf_high_water =
11042                         DEFAULT_MB_HIGH_WATER_5705;
11043
11044                 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
11045                         DEFAULT_MB_RDMA_LOW_WATER_JUMBO_5780;
11046                 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
11047                         DEFAULT_MB_MACRX_LOW_WATER_JUMBO_5780;
11048                 tp->bufmgr_config.mbuf_high_water_jumbo =
11049                         DEFAULT_MB_HIGH_WATER_JUMBO_5780;
11050         } else {
11051                 tp->bufmgr_config.mbuf_read_dma_low_water =
11052                         DEFAULT_MB_RDMA_LOW_WATER;
11053                 tp->bufmgr_config.mbuf_mac_rx_low_water =
11054                         DEFAULT_MB_MACRX_LOW_WATER;
11055                 tp->bufmgr_config.mbuf_high_water =
11056                         DEFAULT_MB_HIGH_WATER;
11057
11058                 tp->bufmgr_config.mbuf_read_dma_low_water_jumbo =
11059                         DEFAULT_MB_RDMA_LOW_WATER_JUMBO;
11060                 tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo =
11061                         DEFAULT_MB_MACRX_LOW_WATER_JUMBO;
11062                 tp->bufmgr_config.mbuf_high_water_jumbo =
11063                         DEFAULT_MB_HIGH_WATER_JUMBO;
11064         }
11065
11066         tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER;
11067         tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER;
11068 }
11069
11070 static char * __devinit tg3_phy_string(struct tg3 *tp)
11071 {
11072         switch (tp->phy_id & PHY_ID_MASK) {
11073         case PHY_ID_BCM5400:    return "5400";
11074         case PHY_ID_BCM5401:    return "5401";
11075         case PHY_ID_BCM5411:    return "5411";
11076         case PHY_ID_BCM5701:    return "5701";
11077         case PHY_ID_BCM5703:    return "5703";
11078         case PHY_ID_BCM5704:    return "5704";
11079         case PHY_ID_BCM5705:    return "5705";
11080         case PHY_ID_BCM5750:    return "5750";
11081         case PHY_ID_BCM5752:    return "5752";
11082         case PHY_ID_BCM5714:    return "5714";
11083         case PHY_ID_BCM5780:    return "5780";
11084         case PHY_ID_BCM5755:    return "5755";
11085         case PHY_ID_BCM5787:    return "5787";
11086         case PHY_ID_BCM8002:    return "8002/serdes";
11087         case 0:                 return "serdes";
11088         default:                return "unknown";
11089         };
11090 }
11091
11092 static char * __devinit tg3_bus_string(struct tg3 *tp, char *str)
11093 {
11094         if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
11095                 strcpy(str, "PCI Express");
11096                 return str;
11097         } else if (tp->tg3_flags & TG3_FLAG_PCIX_MODE) {
11098                 u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL) & 0x1f;
11099
11100                 strcpy(str, "PCIX:");
11101
11102                 if ((clock_ctrl == 7) ||
11103                     ((tr32(GRC_MISC_CFG) & GRC_MISC_CFG_BOARD_ID_MASK) ==
11104                      GRC_MISC_CFG_BOARD_ID_5704CIOBE))
11105                         strcat(str, "133MHz");
11106                 else if (clock_ctrl == 0)
11107                         strcat(str, "33MHz");
11108                 else if (clock_ctrl == 2)
11109                         strcat(str, "50MHz");
11110                 else if (clock_ctrl == 4)
11111                         strcat(str, "66MHz");
11112                 else if (clock_ctrl == 6)
11113                         strcat(str, "100MHz");
11114         } else {
11115                 strcpy(str, "PCI:");
11116                 if (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED)
11117                         strcat(str, "66MHz");
11118                 else
11119                         strcat(str, "33MHz");
11120         }
11121         if (tp->tg3_flags & TG3_FLAG_PCI_32BIT)
11122                 strcat(str, ":32-bit");
11123         else
11124                 strcat(str, ":64-bit");
11125         return str;
11126 }
11127
11128 static struct pci_dev * __devinit tg3_find_peer(struct tg3 *tp)
11129 {
11130         struct pci_dev *peer;
11131         unsigned int func, devnr = tp->pdev->devfn & ~7;
11132
11133         for (func = 0; func < 8; func++) {
11134                 peer = pci_get_slot(tp->pdev->bus, devnr | func);
11135                 if (peer && peer != tp->pdev)
11136                         break;
11137                 pci_dev_put(peer);
11138         }
11139         /* 5704 can be configured in single-port mode, set peer to
11140          * tp->pdev in that case.
11141          */
11142         if (!peer) {
11143                 peer = tp->pdev;
11144                 return peer;
11145         }
11146
11147         /*
11148          * We don't need to keep the refcount elevated; there's no way
11149          * to remove one half of this device without removing the other
11150          */
11151         pci_dev_put(peer);
11152
11153         return peer;
11154 }
11155
11156 static void __devinit tg3_init_coal(struct tg3 *tp)
11157 {
11158         struct ethtool_coalesce *ec = &tp->coal;
11159
11160         memset(ec, 0, sizeof(*ec));
11161         ec->cmd = ETHTOOL_GCOALESCE;
11162         ec->rx_coalesce_usecs = LOW_RXCOL_TICKS;
11163         ec->tx_coalesce_usecs = LOW_TXCOL_TICKS;
11164         ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES;
11165         ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES;
11166         ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT;
11167         ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT;
11168         ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT;
11169         ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT;
11170         ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS;
11171
11172         if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD |
11173                                  HOSTCC_MODE_CLRTICK_TXBD)) {
11174                 ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS;
11175                 ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS;
11176                 ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS;
11177                 ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS;
11178         }
11179
11180         if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
11181                 ec->rx_coalesce_usecs_irq = 0;
11182                 ec->tx_coalesce_usecs_irq = 0;
11183                 ec->stats_block_coalesce_usecs = 0;
11184         }
11185 }
11186
11187 static int __devinit tg3_init_one(struct pci_dev *pdev,
11188                                   const struct pci_device_id *ent)
11189 {
11190         static int tg3_version_printed = 0;
11191         unsigned long tg3reg_base, tg3reg_len;
11192         struct net_device *dev;
11193         struct tg3 *tp;
11194         int i, err, pm_cap;
11195         char str[40];
11196         u64 dma_mask, persist_dma_mask;
11197
11198         if (tg3_version_printed++ == 0)
11199                 printk(KERN_INFO "%s", version);
11200
11201         err = pci_enable_device(pdev);
11202         if (err) {
11203                 printk(KERN_ERR PFX "Cannot enable PCI device, "
11204                        "aborting.\n");
11205                 return err;
11206         }
11207
11208         if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
11209                 printk(KERN_ERR PFX "Cannot find proper PCI device "
11210                        "base address, aborting.\n");
11211                 err = -ENODEV;
11212                 goto err_out_disable_pdev;
11213         }
11214
11215         err = pci_request_regions(pdev, DRV_MODULE_NAME);
11216         if (err) {
11217                 printk(KERN_ERR PFX "Cannot obtain PCI resources, "
11218                        "aborting.\n");
11219                 goto err_out_disable_pdev;
11220         }
11221
11222         pci_set_master(pdev);
11223
11224         /* Find power-management capability. */
11225         pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
11226         if (pm_cap == 0) {
11227                 printk(KERN_ERR PFX "Cannot find PowerManagement capability, "
11228                        "aborting.\n");
11229                 err = -EIO;
11230                 goto err_out_free_res;
11231         }
11232
11233         tg3reg_base = pci_resource_start(pdev, 0);
11234         tg3reg_len = pci_resource_len(pdev, 0);
11235
11236         dev = alloc_etherdev(sizeof(*tp));
11237         if (!dev) {
11238                 printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n");
11239                 err = -ENOMEM;
11240                 goto err_out_free_res;
11241         }
11242
11243         SET_MODULE_OWNER(dev);
11244         SET_NETDEV_DEV(dev, &pdev->dev);
11245
11246         dev->features |= NETIF_F_LLTX;
11247 #if TG3_VLAN_TAG_USED
11248         dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
11249         dev->vlan_rx_register = tg3_vlan_rx_register;
11250         dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid;
11251 #endif
11252
11253         tp = netdev_priv(dev);
11254         tp->pdev = pdev;
11255         tp->dev = dev;
11256         tp->pm_cap = pm_cap;
11257         tp->mac_mode = TG3_DEF_MAC_MODE;
11258         tp->rx_mode = TG3_DEF_RX_MODE;
11259         tp->tx_mode = TG3_DEF_TX_MODE;
11260         tp->mi_mode = MAC_MI_MODE_BASE;
11261         if (tg3_debug > 0)
11262                 tp->msg_enable = tg3_debug;
11263         else
11264                 tp->msg_enable = TG3_DEF_MSG_ENABLE;
11265
11266         /* The word/byte swap controls here control register access byte
11267          * swapping.  DMA data byte swapping is controlled in the GRC_MODE
11268          * setting below.
11269          */
11270         tp->misc_host_ctrl =
11271                 MISC_HOST_CTRL_MASK_PCI_INT |
11272                 MISC_HOST_CTRL_WORD_SWAP |
11273                 MISC_HOST_CTRL_INDIR_ACCESS |
11274                 MISC_HOST_CTRL_PCISTATE_RW;
11275
11276         /* The NONFRM (non-frame) byte/word swap controls take effect
11277          * on descriptor entries, anything which isn't packet data.
11278          *
11279          * The StrongARM chips on the board (one for tx, one for rx)
11280          * are running in big-endian mode.
11281          */
11282         tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
11283                         GRC_MODE_WSWAP_NONFRM_DATA);
11284 #ifdef __BIG_ENDIAN
11285         tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
11286 #endif
11287         spin_lock_init(&tp->lock);
11288         spin_lock_init(&tp->tx_lock);
11289         spin_lock_init(&tp->indirect_lock);
11290         INIT_WORK(&tp->reset_task, tg3_reset_task, tp);
11291
11292         tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len);
11293         if (tp->regs == 0UL) {
11294                 printk(KERN_ERR PFX "Cannot map device registers, "
11295                        "aborting.\n");
11296                 err = -ENOMEM;
11297                 goto err_out_free_dev;
11298         }
11299
11300         tg3_init_link_config(tp);
11301
11302         tp->rx_pending = TG3_DEF_RX_RING_PENDING;
11303         tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING;
11304         tp->tx_pending = TG3_DEF_TX_RING_PENDING;
11305
11306         dev->open = tg3_open;
11307         dev->stop = tg3_close;
11308         dev->get_stats = tg3_get_stats;
11309         dev->set_multicast_list = tg3_set_rx_mode;
11310         dev->set_mac_address = tg3_set_mac_addr;
11311         dev->do_ioctl = tg3_ioctl;
11312         dev->tx_timeout = tg3_tx_timeout;
11313         dev->poll = tg3_poll;
11314         dev->ethtool_ops = &tg3_ethtool_ops;
11315         dev->weight = 64;
11316         dev->watchdog_timeo = TG3_TX_TIMEOUT;
11317         dev->change_mtu = tg3_change_mtu;
11318         dev->irq = pdev->irq;
11319 #ifdef CONFIG_NET_POLL_CONTROLLER
11320         dev->poll_controller = tg3_poll_controller;
11321 #endif
11322
11323         err = tg3_get_invariants(tp);
11324         if (err) {
11325                 printk(KERN_ERR PFX "Problem fetching invariants of chip, "
11326                        "aborting.\n");
11327                 goto err_out_iounmap;
11328         }
11329
11330         /* The EPB bridge inside 5714, 5715, and 5780 and any
11331          * device behind the EPB cannot support DMA addresses > 40-bit.
11332          * On 64-bit systems with IOMMU, use 40-bit dma_mask.
11333          * On 64-bit systems without IOMMU, use 64-bit dma_mask and
11334          * do DMA address check in tg3_start_xmit().
11335          */
11336         if (tp->tg3_flags2 & TG3_FLG2_IS_5788)
11337                 persist_dma_mask = dma_mask = DMA_32BIT_MASK;
11338         else if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) {
11339                 persist_dma_mask = dma_mask = DMA_40BIT_MASK;
11340 #ifdef CONFIG_HIGHMEM
11341                 dma_mask = DMA_64BIT_MASK;
11342 #endif
11343         } else
11344                 persist_dma_mask = dma_mask = DMA_64BIT_MASK;
11345
11346         /* Configure DMA attributes. */
11347         if (dma_mask > DMA_32BIT_MASK) {
11348                 err = pci_set_dma_mask(pdev, dma_mask);
11349                 if (!err) {
11350                         dev->features |= NETIF_F_HIGHDMA;
11351                         err = pci_set_consistent_dma_mask(pdev,
11352                                                           persist_dma_mask);
11353                         if (err < 0) {
11354                                 printk(KERN_ERR PFX "Unable to obtain 64 bit "
11355                                        "DMA for consistent allocations\n");
11356                                 goto err_out_iounmap;
11357                         }
11358                 }
11359         }
11360         if (err || dma_mask == DMA_32BIT_MASK) {
11361                 err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
11362                 if (err) {
11363                         printk(KERN_ERR PFX "No usable DMA configuration, "
11364                                "aborting.\n");
11365                         goto err_out_iounmap;
11366                 }
11367         }
11368
11369         tg3_init_bufmgr_config(tp);
11370
11371 #if TG3_TSO_SUPPORT != 0
11372         if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
11373                 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
11374         }
11375         else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
11376             GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 ||
11377             tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 ||
11378             (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) {
11379                 tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE;
11380         } else {
11381                 tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE;
11382         }
11383
11384         /* TSO is on by default on chips that support hardware TSO.
11385          * Firmware TSO on older chips gives lower performance, so it
11386          * is off by default, but can be enabled using ethtool.
11387          */
11388         if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
11389                 dev->features |= NETIF_F_TSO;
11390
11391 #endif
11392
11393         if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
11394             !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) &&
11395             !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) {
11396                 tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64;
11397                 tp->rx_pending = 63;
11398         }
11399
11400         if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
11401             (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714))
11402                 tp->pdev_peer = tg3_find_peer(tp);
11403
11404         err = tg3_get_device_address(tp);
11405         if (err) {
11406                 printk(KERN_ERR PFX "Could not obtain valid ethernet address, "
11407                        "aborting.\n");
11408                 goto err_out_iounmap;
11409         }
11410
11411         /*
11412          * Reset chip in case UNDI or EFI driver did not shutdown
11413          * DMA self test will enable WDMAC and we'll see (spurious)
11414          * pending DMA on the PCI bus at that point.
11415          */
11416         if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) ||
11417             (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) {
11418                 pci_save_state(tp->pdev);
11419                 tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);
11420                 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
11421         }
11422
11423         err = tg3_test_dma(tp);
11424         if (err) {
11425                 printk(KERN_ERR PFX "DMA engine test failed, aborting.\n");
11426                 goto err_out_iounmap;
11427         }
11428
11429         /* Tigon3 can do ipv4 only... and some chips have buggy
11430          * checksumming.
11431          */
11432         if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) {
11433                 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
11434                     GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
11435                         dev->features |= NETIF_F_HW_CSUM;
11436                 else
11437                         dev->features |= NETIF_F_IP_CSUM;
11438                 dev->features |= NETIF_F_SG;
11439                 tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS;
11440         } else
11441                 tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS;
11442
11443         /* flow control autonegotiation is default behavior */
11444         tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG;
11445
11446         tg3_init_coal(tp);
11447
11448         /* Now that we have fully setup the chip, save away a snapshot
11449          * of the PCI config space.  We need to restore this after
11450          * GRC_MISC_CFG core clock resets and some resume events.
11451          */
11452         pci_save_state(tp->pdev);
11453
11454         err = register_netdev(dev);
11455         if (err) {
11456                 printk(KERN_ERR PFX "Cannot register net device, "
11457                        "aborting.\n");
11458                 goto err_out_iounmap;
11459         }
11460
11461         pci_set_drvdata(pdev, dev);
11462
11463         printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (%s) %sBaseT Ethernet ",
11464                dev->name,
11465                tp->board_part_number,
11466                tp->pci_chip_rev_id,
11467                tg3_phy_string(tp),
11468                tg3_bus_string(tp, str),
11469                (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000");
11470
11471         for (i = 0; i < 6; i++)
11472                 printk("%2.2x%c", dev->dev_addr[i],
11473                        i == 5 ? '\n' : ':');
11474
11475         printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] "
11476                "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] "
11477                "TSOcap[%d] \n",
11478                dev->name,
11479                (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0,
11480                (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0,
11481                (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0,
11482                (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0,
11483                (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0,
11484                (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0,
11485                (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0);
11486         printk(KERN_INFO "%s: dma_rwctrl[%08x] dma_mask[%d-bit]\n",
11487                dev->name, tp->dma_rwctrl,
11488                (pdev->dma_mask == DMA_32BIT_MASK) ? 32 :
11489                 (((u64) pdev->dma_mask == DMA_40BIT_MASK) ? 40 : 64));
11490
11491         netif_carrier_off(tp->dev);
11492
11493         return 0;
11494
11495 err_out_iounmap:
11496         if (tp->regs) {
11497                 iounmap(tp->regs);
11498                 tp->regs = NULL;
11499         }
11500
11501 err_out_free_dev:
11502         free_netdev(dev);
11503
11504 err_out_free_res:
11505         pci_release_regions(pdev);
11506
11507 err_out_disable_pdev:
11508         pci_disable_device(pdev);
11509         pci_set_drvdata(pdev, NULL);
11510         return err;
11511 }
11512
11513 static void __devexit tg3_remove_one(struct pci_dev *pdev)
11514 {
11515         struct net_device *dev = pci_get_drvdata(pdev);
11516
11517         if (dev) {
11518                 struct tg3 *tp = netdev_priv(dev);
11519
11520                 flush_scheduled_work();
11521                 unregister_netdev(dev);
11522                 if (tp->regs) {
11523                         iounmap(tp->regs);
11524                         tp->regs = NULL;
11525                 }
11526                 free_netdev(dev);
11527                 pci_release_regions(pdev);
11528                 pci_disable_device(pdev);
11529                 pci_set_drvdata(pdev, NULL);
11530         }
11531 }
11532
11533 static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
11534 {
11535         struct net_device *dev = pci_get_drvdata(pdev);
11536         struct tg3 *tp = netdev_priv(dev);
11537         int err;
11538
11539         if (!netif_running(dev))
11540                 return 0;
11541
11542         flush_scheduled_work();
11543         tg3_netif_stop(tp);
11544
11545         del_timer_sync(&tp->timer);
11546
11547         tg3_full_lock(tp, 1);
11548         tg3_disable_ints(tp);
11549         tg3_full_unlock(tp);
11550
11551         netif_device_detach(dev);
11552
11553         tg3_full_lock(tp, 0);
11554         tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
11555         tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE;
11556         tg3_full_unlock(tp);
11557
11558         err = tg3_set_power_state(tp, pci_choose_state(pdev, state));
11559         if (err) {
11560                 tg3_full_lock(tp, 0);
11561
11562                 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
11563                 tg3_init_hw(tp, 1);
11564
11565                 tp->timer.expires = jiffies + tp->timer_offset;
11566                 add_timer(&tp->timer);
11567
11568                 netif_device_attach(dev);
11569                 tg3_netif_start(tp);
11570
11571                 tg3_full_unlock(tp);
11572         }
11573
11574         return err;
11575 }
11576
11577 static int tg3_resume(struct pci_dev *pdev)
11578 {
11579         struct net_device *dev = pci_get_drvdata(pdev);
11580         struct tg3 *tp = netdev_priv(dev);
11581         int err;
11582
11583         if (!netif_running(dev))
11584                 return 0;
11585
11586         pci_restore_state(tp->pdev);
11587
11588         err = tg3_set_power_state(tp, PCI_D0);
11589         if (err)
11590                 return err;
11591
11592         netif_device_attach(dev);
11593
11594         tg3_full_lock(tp, 0);
11595
11596         tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
11597         tg3_init_hw(tp, 1);
11598
11599         tp->timer.expires = jiffies + tp->timer_offset;
11600         add_timer(&tp->timer);
11601
11602         tg3_netif_start(tp);
11603
11604         tg3_full_unlock(tp);
11605
11606         return 0;
11607 }
11608
11609 static struct pci_driver tg3_driver = {
11610         .name           = DRV_MODULE_NAME,
11611         .id_table       = tg3_pci_tbl,
11612         .probe          = tg3_init_one,
11613         .remove         = __devexit_p(tg3_remove_one),
11614         .suspend        = tg3_suspend,
11615         .resume         = tg3_resume
11616 };
11617
11618 static int __init tg3_init(void)
11619 {
11620         return pci_module_init(&tg3_driver);
11621 }
11622
11623 static void __exit tg3_cleanup(void)
11624 {
11625         pci_unregister_driver(&tg3_driver);
11626 }
11627
11628 module_init(tg3_init);
11629 module_exit(tg3_cleanup);