1 /**************************************************************************
3 * Copyright 2000-2006 Alacritech, Inc. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following
13 * disclaimer in the documentation and/or other materials provided
14 * with the distribution.
16 * Alternatively, this software may be distributed under the terms of the
17 * GNU General Public License ("GPL") version 2 as published by the Free
18 * Software Foundation.
20 * THIS SOFTWARE IS PROVIDED BY ALACRITECH, INC. ``AS IS'' AND ANY
21 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ALACRITECH, INC. OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
27 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
28 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
30 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * The views and conclusions contained in the software and documentation
34 * are those of the authors and should not be interpreted as representing
35 * official policies, either expressed or implied, of Alacritech, Inc.
37 **************************************************************************/
42 * The SLICOSS driver for Alacritech's IS-NIC products.
44 * This driver is supposed to support:
46 * Mojave cards (single port PCI Gigabit) both copper and fiber
47 * Oasis cards (single and dual port PCI-x Gigabit) copper and fiber
48 * Kalahari cards (dual and quad port PCI-e Gigabit) copper and fiber
50 * The driver was acutally tested on Oasis and Kalahari cards.
53 * NOTE: This is the standard, non-accelerated version of Alacritech's
58 #define KLUDGE_FOR_4GB_BOUNDARY 1
59 #define DEBUG_MICROCODE 1
61 #define SLIC_INTERRUPT_PROCESS_LIMIT 1
62 #define SLIC_OFFLOAD_IP_CHECKSUM 1
63 #define STATS_TIMER_INTERVAL 2
64 #define PING_TIMER_INTERVAL 1
66 #include <linux/kernel.h>
67 #include <linux/string.h>
68 #include <linux/errno.h>
69 #include <linux/ioport.h>
70 #include <linux/slab.h>
71 #include <linux/interrupt.h>
72 #include <linux/timer.h>
73 #include <linux/pci.h>
74 #include <linux/spinlock.h>
75 #include <linux/init.h>
76 #include <linux/bitops.h>
78 #include <linux/netdevice.h>
79 #include <linux/etherdevice.h>
80 #include <linux/skbuff.h>
81 #include <linux/delay.h>
82 #include <linux/debugfs.h>
83 #include <linux/seq_file.h>
84 #include <linux/kthread.h>
85 #include <linux/module.h>
86 #include <linux/moduleparam.h>
88 #include <linux/firmware.h>
89 #include <linux/types.h>
90 #include <linux/dma-mapping.h>
91 #include <linux/mii.h>
92 #include <linux/if_vlan.h>
93 #include <asm/unaligned.h>
95 #include <linux/ethtool.h>
96 #include <linux/uaccess.h>
100 static struct net_device_stats *slic_get_stats(struct net_device *dev);
101 static int slic_entry_open(struct net_device *dev);
102 static int slic_entry_halt(struct net_device *dev);
103 static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
104 static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev);
105 static void slic_xmit_fail(struct adapter *adapter, struct sk_buff *skb,
106 void *cmd, u32 skbtype, u32 status);
107 static void slic_config_pci(struct pci_dev *pcidev);
108 static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter);
109 static int slic_mac_set_address(struct net_device *dev, void *ptr);
110 static void slic_link_event_handler(struct adapter *adapter);
111 static void slic_upr_request_complete(struct adapter *adapter, u32 isr);
112 static int slic_rspqueue_init(struct adapter *adapter);
113 static void slic_rspqueue_free(struct adapter *adapter);
114 static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter);
115 static int slic_cmdq_init(struct adapter *adapter);
116 static void slic_cmdq_free(struct adapter *adapter);
117 static void slic_cmdq_reset(struct adapter *adapter);
118 static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page);
119 static void slic_cmdq_getdone(struct adapter *adapter);
120 static void slic_cmdq_putdone_irq(struct adapter *adapter,
121 struct slic_hostcmd *cmd);
122 static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter);
123 static int slic_rcvqueue_init(struct adapter *adapter);
124 static int slic_rcvqueue_fill(struct adapter *adapter);
125 static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb);
126 static void slic_rcvqueue_free(struct adapter *adapter);
127 static void slic_adapter_set_hwaddr(struct adapter *adapter);
128 static int slic_card_init(struct sliccard *card, struct adapter *adapter);
129 static void slic_intagg_set(struct adapter *adapter, u32 value);
130 static int slic_card_download(struct adapter *adapter);
131 static u32 slic_card_locate(struct adapter *adapter);
132 static int slic_if_init(struct adapter *adapter);
133 static int slic_adapter_allocresources(struct adapter *adapter);
134 static void slic_adapter_freeresources(struct adapter *adapter);
135 static void slic_link_config(struct adapter *adapter, u32 linkspeed,
137 static void slic_unmap_mmio_space(struct adapter *adapter);
138 static void slic_card_cleanup(struct sliccard *card);
139 static void slic_soft_reset(struct adapter *adapter);
140 static bool slic_mac_filter(struct adapter *adapter,
141 struct ether_header *ether_frame);
142 static void slic_mac_address_config(struct adapter *adapter);
143 static void slic_mac_config(struct adapter *adapter);
144 static void slic_mcast_set_mask(struct adapter *adapter);
145 static void slic_config_set(struct adapter *adapter, bool linkchange);
146 static void slic_config_clear(struct adapter *adapter);
147 static void slic_config_get(struct adapter *adapter, u32 config,
149 static void slic_timer_load_check(ulong context);
150 static void slic_assert_fail(void);
151 static ushort slic_eeprom_cksum(char *m, int len);
152 static void slic_upr_start(struct adapter *adapter);
153 static void slic_link_upr_complete(struct adapter *adapter, u32 Isr);
154 static int slic_upr_request(struct adapter *adapter, u32 upr_request,
155 u32 upr_data, u32 upr_data_h, u32 upr_buffer,
157 static void slic_mcast_set_list(struct net_device *dev);
160 static uint slic_first_init = 1;
161 static char *slic_banner = "Alacritech SLIC Technology(tm) Server "\
162 "and Storage Accelerator (Non-Accelerated)";
164 static char *slic_proc_version = "2.0.351 2006/07/14 12:26:00";
165 static char *slic_product_name = "SLIC Technology(tm) Server "\
166 "and Storage Accelerator (Non-Accelerated)";
167 static char *slic_vendor = "Alacritech, Inc.";
169 static int slic_debug = 1;
170 static int debug = -1;
171 static struct net_device *head_netdevice;
173 static struct base_driver slic_global = { {}, 0, 0, 0, 1, NULL, NULL };
174 static int intagg_delay = 100;
175 static u32 dynamic_intagg;
176 static unsigned int rcv_count;
177 static struct dentry *slic_debugfs;
179 #define DRV_NAME "slicoss"
180 #define DRV_VERSION "2.0.1"
181 #define DRV_AUTHOR "Alacritech, Inc. Engineering"
182 #define DRV_DESCRIPTION "Alacritech SLIC Techonology(tm) "\
183 "Non-Accelerated Driver"
184 #define DRV_COPYRIGHT "Copyright 2000-2006 Alacritech, Inc. "\
185 "All rights reserved."
186 #define PFX DRV_NAME " "
188 MODULE_AUTHOR(DRV_AUTHOR);
189 MODULE_DESCRIPTION(DRV_DESCRIPTION);
190 MODULE_LICENSE("Dual BSD/GPL");
192 module_param(dynamic_intagg, int, 0);
193 MODULE_PARM_DESC(dynamic_intagg, "Dynamic Interrupt Aggregation Setting");
194 module_param(intagg_delay, int, 0);
195 MODULE_PARM_DESC(intagg_delay, "uSec Interrupt Aggregation Delay");
197 static DEFINE_PCI_DEVICE_TABLE(slic_pci_tbl) = {
198 { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_1GB_DEVICE_ID) },
199 { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_2GB_DEVICE_ID) },
203 MODULE_DEVICE_TABLE(pci, slic_pci_tbl);
210 #define ASSERT(a) do { \
212 printk(KERN_ERR "slicoss ASSERT() Failure: function %s" \
213 "line %d\n", __func__, __LINE__); \
214 slic_assert_fail(); \
220 #define SLIC_GET_SLIC_HANDLE(_adapter, _pslic_handle) \
222 spin_lock_irqsave(&_adapter->handle_lock.lock, \
223 _adapter->handle_lock.flags); \
224 _pslic_handle = _adapter->pfree_slic_handles; \
225 if (_pslic_handle) { \
226 ASSERT(_pslic_handle->type == SLIC_HANDLE_FREE); \
227 _adapter->pfree_slic_handles = _pslic_handle->next; \
229 spin_unlock_irqrestore(&_adapter->handle_lock.lock, \
230 _adapter->handle_lock.flags); \
233 #define SLIC_FREE_SLIC_HANDLE(_adapter, _pslic_handle) \
235 _pslic_handle->type = SLIC_HANDLE_FREE; \
236 spin_lock_irqsave(&_adapter->handle_lock.lock, \
237 _adapter->handle_lock.flags); \
238 _pslic_handle->next = _adapter->pfree_slic_handles; \
239 _adapter->pfree_slic_handles = _pslic_handle; \
240 spin_unlock_irqrestore(&_adapter->handle_lock.lock, \
241 _adapter->handle_lock.flags); \
244 static void slic_debug_init(void);
245 static void slic_debug_cleanup(void);
246 static void slic_debug_adapter_create(struct adapter *adapter);
247 static void slic_debug_adapter_destroy(struct adapter *adapter);
248 static void slic_debug_card_create(struct sliccard *card);
249 static void slic_debug_card_destroy(struct sliccard *card);
251 static inline void slic_reg32_write(void __iomem *reg, u32 value, bool flush)
258 static inline void slic_reg64_write(struct adapter *adapter, void __iomem *reg,
259 u32 value, void __iomem *regh, u32 paddrh,
262 spin_lock_irqsave(&adapter->bit64reglock.lock,
263 adapter->bit64reglock.flags);
264 if (paddrh != adapter->curaddrupper) {
265 adapter->curaddrupper = paddrh;
266 writel(paddrh, regh);
271 spin_unlock_irqrestore(&adapter->bit64reglock.lock,
272 adapter->bit64reglock.flags);
275 static void slic_init_driver(void)
277 if (slic_first_init) {
279 spin_lock_init(&slic_global.driver_lock.lock);
284 static void slic_init_adapter(struct net_device *netdev,
285 struct pci_dev *pcidev,
286 const struct pci_device_id *pci_tbl_entry,
287 void __iomem *memaddr, int chip_idx)
290 struct slic_handle *pslic_handle;
291 struct adapter *adapter = netdev_priv(netdev);
293 /* adapter->pcidev = pcidev;*/
294 adapter->vendid = pci_tbl_entry->vendor;
295 adapter->devid = pci_tbl_entry->device;
296 adapter->subsysid = pci_tbl_entry->subdevice;
297 adapter->busnumber = pcidev->bus->number;
298 adapter->slotnumber = ((pcidev->devfn >> 3) & 0x1F);
299 adapter->functionnumber = (pcidev->devfn & 0x7);
300 adapter->memorylength = pci_resource_len(pcidev, 0);
301 adapter->slic_regs = (__iomem struct slic_regs *)memaddr;
302 adapter->irq = pcidev->irq;
303 /* adapter->netdev = netdev;*/
304 adapter->next_netdevice = head_netdevice;
305 head_netdevice = netdev;
306 adapter->chipid = chip_idx;
307 adapter->port = 0; /*adapter->functionnumber;*/
308 adapter->cardindex = adapter->port;
309 adapter->memorybase = memaddr;
310 spin_lock_init(&adapter->upr_lock.lock);
311 spin_lock_init(&adapter->bit64reglock.lock);
312 spin_lock_init(&adapter->adapter_lock.lock);
313 spin_lock_init(&adapter->reset_lock.lock);
314 spin_lock_init(&adapter->handle_lock.lock);
316 adapter->card_size = 1;
318 Initialize slic_handle array
320 ASSERT(SLIC_CMDQ_MAXCMDS <= 0xFFFF);
322 Start with 1. 0 is an invalid host handle.
324 for (index = 1, pslic_handle = &adapter->slic_handles[1];
325 index < SLIC_CMDQ_MAXCMDS; index++, pslic_handle++) {
327 pslic_handle->token.handle_index = index;
328 pslic_handle->type = SLIC_HANDLE_FREE;
329 pslic_handle->next = adapter->pfree_slic_handles;
330 adapter->pfree_slic_handles = pslic_handle;
332 adapter->pshmem = (struct slic_shmem *)
333 pci_alloc_consistent(adapter->pcidev,
334 sizeof(struct slic_shmem),
337 ASSERT(adapter->pshmem);
339 memset(adapter->pshmem, 0, sizeof(struct slic_shmem));
344 static const struct net_device_ops slic_netdev_ops = {
345 .ndo_open = slic_entry_open,
346 .ndo_stop = slic_entry_halt,
347 .ndo_start_xmit = slic_xmit_start,
348 .ndo_do_ioctl = slic_ioctl,
349 .ndo_set_mac_address = slic_mac_set_address,
350 .ndo_get_stats = slic_get_stats,
351 .ndo_set_multicast_list = slic_mcast_set_list,
352 .ndo_validate_addr = eth_validate_addr,
353 .ndo_change_mtu = eth_change_mtu,
356 static int __devinit slic_entry_probe(struct pci_dev *pcidev,
357 const struct pci_device_id *pci_tbl_entry)
359 static int cards_found;
360 static int did_version;
362 struct net_device *netdev;
363 struct adapter *adapter;
364 void __iomem *memmapped_ioaddr = NULL;
366 ulong mmio_start = 0;
368 struct sliccard *card = NULL;
369 int pci_using_dac = 0;
371 slic_global.dynamic_intagg = dynamic_intagg;
373 err = pci_enable_device(pcidev);
378 if (slic_debug > 0 && did_version++ == 0) {
379 printk(KERN_DEBUG "%s\n", slic_banner);
380 printk(KERN_DEBUG "%s\n", slic_proc_version);
383 if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) {
385 if (pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64))) {
386 dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for "
387 "consistent allocations\n");
388 goto err_out_disable_pci;
390 } else if (pci_set_dma_mask(pcidev, DMA_BIT_MASK(32))) {
392 pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32));
394 dev_err(&pcidev->dev, "no usable DMA configuration\n");
395 goto err_out_disable_pci;
398 err = pci_request_regions(pcidev, DRV_NAME);
400 dev_err(&pcidev->dev, "can't obtain PCI resources\n");
401 goto err_out_disable_pci;
404 pci_set_master(pcidev);
406 netdev = alloc_etherdev(sizeof(struct adapter));
409 goto err_out_exit_slic_probe;
412 SET_NETDEV_DEV(netdev, &pcidev->dev);
414 pci_set_drvdata(pcidev, netdev);
415 adapter = netdev_priv(netdev);
416 adapter->netdev = netdev;
417 adapter->pcidev = pcidev;
419 netdev->features |= NETIF_F_HIGHDMA;
421 mmio_start = pci_resource_start(pcidev, 0);
422 mmio_len = pci_resource_len(pcidev, 0);
425 /* memmapped_ioaddr = (u32)ioremap_nocache(mmio_start, mmio_len);*/
426 memmapped_ioaddr = ioremap(mmio_start, mmio_len);
427 if (!memmapped_ioaddr) {
428 dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n",
429 mmio_len, mmio_start);
430 goto err_out_free_netdev;
433 slic_config_pci(pcidev);
437 slic_init_adapter(netdev,
438 pcidev, pci_tbl_entry, memmapped_ioaddr, cards_found);
440 status = slic_card_locate(adapter);
442 dev_err(&pcidev->dev, "cannot locate card\n");
443 goto err_out_free_mmio_region;
446 card = adapter->card;
448 if (!adapter->allocated) {
449 card->adapters_allocated++;
450 adapter->allocated = 1;
453 status = slic_card_init(card, adapter);
455 if (status != STATUS_SUCCESS) {
456 card->state = CARD_FAIL;
457 adapter->state = ADAPT_FAIL;
458 adapter->linkstate = LINK_DOWN;
459 dev_err(&pcidev->dev, "FAILED status[%x]\n", status);
461 slic_adapter_set_hwaddr(adapter);
464 netdev->base_addr = (unsigned long)adapter->memorybase;
465 netdev->irq = adapter->irq;
466 netdev->netdev_ops = &slic_netdev_ops;
468 slic_debug_adapter_create(adapter);
470 strcpy(netdev->name, "eth%d");
471 err = register_netdev(netdev);
473 dev_err(&pcidev->dev, "Cannot register net device, aborting.\n");
482 iounmap(memmapped_ioaddr);
483 err_out_free_mmio_region:
484 release_mem_region(mmio_start, mmio_len);
487 err_out_exit_slic_probe:
488 pci_release_regions(pcidev);
490 pci_disable_device(pcidev);
494 static int slic_entry_open(struct net_device *dev)
496 struct adapter *adapter = netdev_priv(dev);
497 struct sliccard *card = adapter->card;
504 netif_stop_queue(adapter->netdev);
506 spin_lock_irqsave(&slic_global.driver_lock.lock,
507 slic_global.driver_lock.flags);
509 if (!adapter->activated) {
510 card->adapters_activated++;
511 slic_global.num_slic_ports_active++;
512 adapter->activated = 1;
514 status = slic_if_init(adapter);
516 if (status != STATUS_SUCCESS) {
517 if (adapter->activated) {
518 card->adapters_activated--;
519 slic_global.num_slic_ports_active--;
520 adapter->activated = 0;
523 spin_unlock_irqrestore(&slic_global.driver_lock.lock,
524 slic_global.driver_lock.flags);
530 card->master = adapter;
533 spin_unlock_irqrestore(&slic_global.driver_lock.lock,
534 slic_global.driver_lock.flags);
538 return STATUS_SUCCESS;
541 static void __devexit slic_entry_remove(struct pci_dev *pcidev)
543 struct net_device *dev = pci_get_drvdata(pcidev);
546 struct adapter *adapter = netdev_priv(dev);
547 struct sliccard *card;
548 struct mcast_address *mcaddr, *mlist;
551 slic_adapter_freeresources(adapter);
552 slic_unmap_mmio_space(adapter);
553 unregister_netdev(dev);
555 mmio_start = pci_resource_start(pcidev, 0);
556 mmio_len = pci_resource_len(pcidev, 0);
558 release_mem_region(mmio_start, mmio_len);
560 iounmap((void __iomem *)dev->base_addr);
561 /* free multicast addresses */
562 mlist = adapter->mcastaddrs;
568 ASSERT(adapter->card);
569 card = adapter->card;
570 ASSERT(card->adapters_allocated);
571 card->adapters_allocated--;
572 adapter->allocated = 0;
573 if (!card->adapters_allocated) {
574 struct sliccard *curr_card = slic_global.slic_card;
575 if (curr_card == card) {
576 slic_global.slic_card = card->next;
578 while (curr_card->next != card)
579 curr_card = curr_card->next;
581 curr_card->next = card->next;
583 ASSERT(slic_global.num_slic_cards);
584 slic_global.num_slic_cards--;
585 slic_card_cleanup(card);
588 pci_release_regions(pcidev);
591 static int slic_entry_halt(struct net_device *dev)
593 struct adapter *adapter = netdev_priv(dev);
594 struct sliccard *card = adapter->card;
595 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
597 spin_lock_irqsave(&slic_global.driver_lock.lock,
598 slic_global.driver_lock.flags);
600 netif_stop_queue(adapter->netdev);
601 adapter->state = ADAPT_DOWN;
602 adapter->linkstate = LINK_DOWN;
603 adapter->upr_list = NULL;
604 adapter->upr_busy = 0;
605 adapter->devflags_prev = 0;
606 ASSERT(card->adapter[adapter->cardindex] == adapter);
607 slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
608 adapter->all_reg_writes++;
609 adapter->icr_reg_writes++;
610 slic_config_clear(adapter);
611 if (adapter->activated) {
612 card->adapters_activated--;
613 slic_global.num_slic_ports_active--;
614 adapter->activated = 0;
616 #ifdef AUTOMATIC_RESET
617 slic_reg32_write(&slic_regs->slic_reset_iface, 0, FLUSH);
620 * Reset the adapter's cmd queues
622 slic_cmdq_reset(adapter);
624 #ifdef AUTOMATIC_RESET
625 if (!card->adapters_activated)
626 slic_card_init(card, adapter);
629 spin_unlock_irqrestore(&slic_global.driver_lock.lock,
630 slic_global.driver_lock.flags);
631 return STATUS_SUCCESS;
634 static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
636 struct adapter *adapter = netdev_priv(dev);
637 struct ethtool_cmd edata;
638 struct ethtool_cmd ecmd;
644 case SIOCSLICSETINTAGG:
645 if (copy_from_user(data, rq->ifr_data, 28))
648 dev_err(&dev->dev, "%s: set interrupt aggregation to %d\n",
650 slic_intagg_set(adapter, intagg);
653 #ifdef SLIC_TRACE_DUMP_ENABLED
654 case SIOCSLICTRACEDUMP:
657 DBG_IOCTL("slic_ioctl SIOCSLIC_TRACE_DUMP\n");
659 if (copy_from_user(data, rq->ifr_data, 28)) {
661 ("slic: copy_from_user FAILED getting \
662 initial simba param\n");
667 if (tracemon_request == SLIC_DUMP_DONE) {
669 ("ATK Diagnostic Trace Dump Requested\n");
670 tracemon_request = SLIC_DUMP_REQUESTED;
671 tracemon_request_type = value;
672 tracemon_timestamp = jiffies;
673 } else if ((tracemon_request == SLIC_DUMP_REQUESTED) ||
675 SLIC_DUMP_IN_PROGRESS)) {
677 ("ATK Diagnostic Trace Dump Requested but \
678 already in progress... ignore\n");
681 ("ATK Diagnostic Trace Dump Requested\n");
682 tracemon_request = SLIC_DUMP_REQUESTED;
683 tracemon_request_type = value;
684 tracemon_timestamp = jiffies;
691 if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd)))
694 if (ecmd.cmd == ETHTOOL_GSET) {
695 edata.supported = (SUPPORTED_10baseT_Half |
696 SUPPORTED_10baseT_Full |
697 SUPPORTED_100baseT_Half |
698 SUPPORTED_100baseT_Full |
699 SUPPORTED_Autoneg | SUPPORTED_MII);
700 edata.port = PORT_MII;
701 edata.transceiver = XCVR_INTERNAL;
702 edata.phy_address = 0;
703 if (adapter->linkspeed == LINK_100MB)
704 edata.speed = SPEED_100;
705 else if (adapter->linkspeed == LINK_10MB)
706 edata.speed = SPEED_10;
710 if (adapter->linkduplex == LINK_FULLD)
711 edata.duplex = DUPLEX_FULL;
713 edata.duplex = DUPLEX_HALF;
715 edata.autoneg = AUTONEG_ENABLE;
718 if (copy_to_user(rq->ifr_data, &edata, sizeof(edata)))
721 } else if (ecmd.cmd == ETHTOOL_SSET) {
722 if (!capable(CAP_NET_ADMIN))
725 if (adapter->linkspeed == LINK_100MB)
726 edata.speed = SPEED_100;
727 else if (adapter->linkspeed == LINK_10MB)
728 edata.speed = SPEED_10;
732 if (adapter->linkduplex == LINK_FULLD)
733 edata.duplex = DUPLEX_FULL;
735 edata.duplex = DUPLEX_HALF;
737 edata.autoneg = AUTONEG_ENABLE;
740 if ((ecmd.speed != edata.speed) ||
741 (ecmd.duplex != edata.duplex)) {
745 if (ecmd.speed == SPEED_10)
748 speed = PCR_SPEED_100;
749 if (ecmd.duplex == DUPLEX_FULL)
750 duplex = PCR_DUPLEX_FULL;
753 slic_link_config(adapter, speed, duplex);
754 slic_link_event_handler(adapter);
763 #define XMIT_FAIL_LINK_STATE 1
764 #define XMIT_FAIL_ZERO_LENGTH 2
765 #define XMIT_FAIL_HOSTCMD_FAIL 3
767 static void slic_xmit_build_request(struct adapter *adapter,
768 struct slic_hostcmd *hcmd, struct sk_buff *skb)
770 struct slic_host64_cmd *ihcmd;
773 ihcmd = &hcmd->cmd64;
775 ihcmd->flags = (adapter->port << IHFLG_IFSHFT);
776 ihcmd->command = IHCMD_XMT_REQ;
777 ihcmd->u.slic_buffers.totlen = skb->len;
778 phys_addr = pci_map_single(adapter->pcidev, skb->data, skb->len,
780 ihcmd->u.slic_buffers.bufs[0].paddrl = SLIC_GET_ADDR_LOW(phys_addr);
781 ihcmd->u.slic_buffers.bufs[0].paddrh = SLIC_GET_ADDR_HIGH(phys_addr);
782 ihcmd->u.slic_buffers.bufs[0].length = skb->len;
783 #if defined(CONFIG_X86_64)
784 hcmd->cmdsize = (u32) ((((u64)&ihcmd->u.slic_buffers.bufs[1] -
785 (u64) hcmd) + 31) >> 5);
786 #elif defined(CONFIG_X86)
787 hcmd->cmdsize = ((((u32) &ihcmd->u.slic_buffers.bufs[1] -
788 (u32) hcmd) + 31) >> 5);
794 #define NORMAL_ETHFRAME 0
796 static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev)
798 struct sliccard *card;
799 struct adapter *adapter = netdev_priv(dev);
800 struct slic_hostcmd *hcmd = NULL;
802 u32 skbtype = NORMAL_ETHFRAME;
803 void *offloadcmd = NULL;
805 card = adapter->card;
807 if ((adapter->linkstate != LINK_UP) ||
808 (adapter->state != ADAPT_UP) || (card->state != CARD_UP)) {
809 status = XMIT_FAIL_LINK_STATE;
812 } else if (skb->len == 0) {
813 status = XMIT_FAIL_ZERO_LENGTH;
817 if (skbtype == NORMAL_ETHFRAME) {
818 hcmd = slic_cmdq_getfree(adapter);
820 adapter->xmitq_full = 1;
821 status = XMIT_FAIL_HOSTCMD_FAIL;
824 ASSERT(hcmd->pslic_handle);
825 ASSERT(hcmd->cmd64.hosthandle ==
826 hcmd->pslic_handle->token.handle_token);
829 hcmd->type = SLIC_CMD_DUMB;
830 if (skbtype == NORMAL_ETHFRAME)
831 slic_xmit_build_request(adapter, hcmd, skb);
833 adapter->stats.tx_packets++;
834 adapter->stats.tx_bytes += skb->len;
837 if (adapter->kill_card) {
838 struct slic_host64_cmd ihcmd;
840 ihcmd = &hcmd->cmd64;
842 ihcmd->flags |= 0x40;
843 adapter->kill_card = 0; /* only do this once */
846 if (hcmd->paddrh == 0) {
847 slic_reg32_write(&adapter->slic_regs->slic_cbar,
848 (hcmd->paddrl | hcmd->cmdsize), DONT_FLUSH);
850 slic_reg64_write(adapter, &adapter->slic_regs->slic_cbar64,
851 (hcmd->paddrl | hcmd->cmdsize),
852 &adapter->slic_regs->slic_addr_upper,
853 hcmd->paddrh, DONT_FLUSH);
858 slic_xmit_fail(adapter, skb, offloadcmd, skbtype, status);
862 static void slic_xmit_fail(struct adapter *adapter,
864 void *cmd, u32 skbtype, u32 status)
866 if (adapter->xmitq_full)
867 netif_stop_queue(adapter->netdev);
868 if ((cmd == NULL) && (status <= XMIT_FAIL_HOSTCMD_FAIL)) {
870 case XMIT_FAIL_LINK_STATE:
871 dev_err(&adapter->netdev->dev,
872 "reject xmit skb[%p: %x] linkstate[%s] "
873 "adapter[%s:%d] card[%s:%d]\n",
875 SLIC_LINKSTATE(adapter->linkstate),
876 SLIC_ADAPTER_STATE(adapter->state),
878 SLIC_CARD_STATE(adapter->card->state),
879 adapter->card->state);
881 case XMIT_FAIL_ZERO_LENGTH:
882 dev_err(&adapter->netdev->dev,
883 "xmit_start skb->len == 0 skb[%p] type[%x]\n",
886 case XMIT_FAIL_HOSTCMD_FAIL:
887 dev_err(&adapter->netdev->dev,
888 "xmit_start skb[%p] type[%x] No host commands "
889 "available\n", skb, skb->pkt_type);
896 adapter->stats.tx_dropped++;
899 static void slic_rcv_handle_error(struct adapter *adapter,
900 struct slic_rcvbuf *rcvbuf)
902 struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data;
904 if (adapter->devid != SLIC_1GB_DEVICE_ID) {
905 if (hdr->frame_status14 & VRHSTAT_802OE)
906 adapter->if_events.oflow802++;
907 if (hdr->frame_status14 & VRHSTAT_TPOFLO)
908 adapter->if_events.Tprtoflow++;
909 if (hdr->frame_status_b14 & VRHSTATB_802UE)
910 adapter->if_events.uflow802++;
911 if (hdr->frame_status_b14 & VRHSTATB_RCVE) {
912 adapter->if_events.rcvearly++;
913 adapter->stats.rx_fifo_errors++;
915 if (hdr->frame_status_b14 & VRHSTATB_BUFF) {
916 adapter->if_events.Bufov++;
917 adapter->stats.rx_over_errors++;
919 if (hdr->frame_status_b14 & VRHSTATB_CARRE) {
920 adapter->if_events.Carre++;
921 adapter->stats.tx_carrier_errors++;
923 if (hdr->frame_status_b14 & VRHSTATB_LONGE)
924 adapter->if_events.Longe++;
925 if (hdr->frame_status_b14 & VRHSTATB_PREA)
926 adapter->if_events.Invp++;
927 if (hdr->frame_status_b14 & VRHSTATB_CRC) {
928 adapter->if_events.Crc++;
929 adapter->stats.rx_crc_errors++;
931 if (hdr->frame_status_b14 & VRHSTATB_DRBL)
932 adapter->if_events.Drbl++;
933 if (hdr->frame_status_b14 & VRHSTATB_CODE)
934 adapter->if_events.Code++;
935 if (hdr->frame_status_b14 & VRHSTATB_TPCSUM)
936 adapter->if_events.TpCsum++;
937 if (hdr->frame_status_b14 & VRHSTATB_TPHLEN)
938 adapter->if_events.TpHlen++;
939 if (hdr->frame_status_b14 & VRHSTATB_IPCSUM)
940 adapter->if_events.IpCsum++;
941 if (hdr->frame_status_b14 & VRHSTATB_IPLERR)
942 adapter->if_events.IpLen++;
943 if (hdr->frame_status_b14 & VRHSTATB_IPHERR)
944 adapter->if_events.IpHlen++;
946 if (hdr->frame_statusGB & VGBSTAT_XPERR) {
947 u32 xerr = hdr->frame_statusGB >> VGBSTAT_XERRSHFT;
949 if (xerr == VGBSTAT_XCSERR)
950 adapter->if_events.TpCsum++;
951 if (xerr == VGBSTAT_XUFLOW)
952 adapter->if_events.Tprtoflow++;
953 if (xerr == VGBSTAT_XHLEN)
954 adapter->if_events.TpHlen++;
956 if (hdr->frame_statusGB & VGBSTAT_NETERR) {
959 frame_statusGB >> VGBSTAT_NERRSHFT) &
961 if (nerr == VGBSTAT_NCSERR)
962 adapter->if_events.IpCsum++;
963 if (nerr == VGBSTAT_NUFLOW)
964 adapter->if_events.IpLen++;
965 if (nerr == VGBSTAT_NHLEN)
966 adapter->if_events.IpHlen++;
968 if (hdr->frame_statusGB & VGBSTAT_LNKERR) {
969 u32 lerr = hdr->frame_statusGB & VGBSTAT_LERRMSK;
971 if (lerr == VGBSTAT_LDEARLY)
972 adapter->if_events.rcvearly++;
973 if (lerr == VGBSTAT_LBOFLO)
974 adapter->if_events.Bufov++;
975 if (lerr == VGBSTAT_LCODERR)
976 adapter->if_events.Code++;
977 if (lerr == VGBSTAT_LDBLNBL)
978 adapter->if_events.Drbl++;
979 if (lerr == VGBSTAT_LCRCERR)
980 adapter->if_events.Crc++;
981 if (lerr == VGBSTAT_LOFLO)
982 adapter->if_events.oflow802++;
983 if (lerr == VGBSTAT_LUFLO)
984 adapter->if_events.uflow802++;
990 #define TCP_OFFLOAD_FRAME_PUSHFLAG 0x10000000
991 #define M_FAST_PATH 0x0040
993 static void slic_rcv_handler(struct adapter *adapter)
996 struct slic_rcvbuf *rcvbuf;
999 while ((skb = slic_rcvqueue_getnext(adapter))) {
1003 rcvbuf = (struct slic_rcvbuf *)skb->head;
1004 adapter->card->events++;
1005 if (rcvbuf->status & IRHDDR_ERR) {
1006 adapter->rx_errors++;
1007 slic_rcv_handle_error(adapter, rcvbuf);
1008 slic_rcvqueue_reinsert(adapter, skb);
1012 if (!slic_mac_filter(adapter, (struct ether_header *)
1014 slic_rcvqueue_reinsert(adapter, skb);
1017 skb_pull(skb, SLIC_RCVBUF_HEADSIZE);
1018 rx_bytes = (rcvbuf->length & IRHDDR_FLEN_MSK);
1019 skb_put(skb, rx_bytes);
1020 adapter->stats.rx_packets++;
1021 adapter->stats.rx_bytes += rx_bytes;
1022 #if SLIC_OFFLOAD_IP_CHECKSUM
1023 skb->ip_summed = CHECKSUM_UNNECESSARY;
1026 skb->dev = adapter->netdev;
1027 skb->protocol = eth_type_trans(skb, skb->dev);
1031 #if SLIC_INTERRUPT_PROCESS_LIMIT
1032 if (frames >= SLIC_RCVQ_MAX_PROCESS_ISR) {
1033 adapter->rcv_interrupt_yields++;
1038 adapter->max_isr_rcvs = max(adapter->max_isr_rcvs, frames);
1041 static void slic_xmit_complete(struct adapter *adapter)
1043 struct slic_hostcmd *hcmd;
1044 struct slic_rspbuf *rspbuf;
1046 struct slic_handle_word slic_handle_word;
1049 rspbuf = slic_rspqueue_getnext(adapter);
1052 adapter->xmit_completes++;
1053 adapter->card->events++;
1055 Get the complete host command buffer
1057 slic_handle_word.handle_token = rspbuf->hosthandle;
1058 ASSERT(slic_handle_word.handle_index);
1059 ASSERT(slic_handle_word.handle_index <= SLIC_CMDQ_MAXCMDS);
1061 (struct slic_hostcmd *)
1062 adapter->slic_handles[slic_handle_word.handle_index].
1064 /* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */
1066 ASSERT(hcmd->pslic_handle ==
1067 &adapter->slic_handles[slic_handle_word.handle_index]);
1068 if (hcmd->type == SLIC_CMD_DUMB) {
1070 dev_kfree_skb_irq(hcmd->skb);
1071 slic_cmdq_putdone_irq(adapter, hcmd);
1074 rspbuf->hosthandle = 0;
1077 adapter->max_isr_xmits = max(adapter->max_isr_xmits, frames);
1080 static irqreturn_t slic_interrupt(int irq, void *dev_id)
1082 struct net_device *dev = (struct net_device *)dev_id;
1083 struct adapter *adapter = netdev_priv(dev);
1086 if ((adapter->pshmem) && (adapter->pshmem->isr)) {
1087 slic_reg32_write(&adapter->slic_regs->slic_icr,
1088 ICR_INT_MASK, FLUSH);
1089 isr = adapter->isrcopy = adapter->pshmem->isr;
1090 adapter->pshmem->isr = 0;
1091 adapter->num_isrs++;
1092 switch (adapter->card->state) {
1094 if (isr & ~ISR_IO) {
1095 if (isr & ISR_ERR) {
1096 adapter->error_interrupts++;
1097 if (isr & ISR_RMISS) {
1102 struct slic_rcvqueue *rcvq =
1106 error_rmiss_interrupts++;
1108 rcv_count = rcvq->count;
1109 pre_count = rcvq->count;
1110 errors = rcvq->errors;
1112 while (rcvq->count <
1113 SLIC_RCVQ_FILLTHRESH) {
1120 } else if (isr & ISR_XDROP) {
1122 "isr & ISR_ERR [%x] "
1123 "ISR_XDROP \n", isr);
1126 "isr & ISR_ERR [%x]\n",
1131 if (isr & ISR_LEVENT) {
1132 adapter->linkevent_interrupts++;
1133 slic_link_event_handler(adapter);
1136 if ((isr & ISR_UPC) ||
1137 (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
1138 adapter->upr_interrupts++;
1139 slic_upr_request_complete(adapter, isr);
1143 if (isr & ISR_RCV) {
1144 adapter->rcv_interrupts++;
1145 slic_rcv_handler(adapter);
1148 if (isr & ISR_CMD) {
1149 adapter->xmit_interrupts++;
1150 slic_xmit_complete(adapter);
1155 if ((isr & ISR_UPC) ||
1156 (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
1157 adapter->upr_interrupts++;
1158 slic_upr_request_complete(adapter, isr);
1166 adapter->isrcopy = 0;
1167 adapter->all_reg_writes += 2;
1168 adapter->isr_reg_writes++;
1169 slic_reg32_write(&adapter->slic_regs->slic_isr, 0, FLUSH);
1171 adapter->false_interrupts++;
1177 * slic_link_event_handler -
1179 * Initiate a link configuration sequence. The link configuration begins
1180 * by issuing a READ_LINK_STATUS command to the Utility Processor on the
1181 * SLIC. Since the command finishes asynchronously, the slic_upr_comlete
1182 * routine will follow it up witha UP configuration write command, which
1183 * will also complete asynchronously.
1186 static void slic_link_event_handler(struct adapter *adapter)
1189 struct slic_shmem *pshmem;
1191 if (adapter->state != ADAPT_UP) {
1192 /* Adapter is not operational. Ignore. */
1196 pshmem = (struct slic_shmem *)adapter->phys_shmem;
1198 #if defined(CONFIG_X86_64)
1199 status = slic_upr_request(adapter,
1201 SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
1202 SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
1204 #elif defined(CONFIG_X86)
1205 status = slic_upr_request(adapter, SLIC_UPR_RLSR,
1206 (u32) &pshmem->linkstatus, /* no 4GB wrap guaranteed */
1211 ASSERT((status == STATUS_SUCCESS) || (status == STATUS_PENDING));
1214 static void slic_init_cleanup(struct adapter *adapter)
1216 if (adapter->intrregistered) {
1217 adapter->intrregistered = 0;
1218 free_irq(adapter->netdev->irq, adapter->netdev);
1221 if (adapter->pshmem) {
1222 pci_free_consistent(adapter->pcidev,
1223 sizeof(struct slic_shmem),
1224 adapter->pshmem, adapter->phys_shmem);
1225 adapter->pshmem = NULL;
1226 adapter->phys_shmem = (dma_addr_t) NULL;
1229 if (adapter->pingtimerset) {
1230 adapter->pingtimerset = 0;
1231 del_timer(&adapter->pingtimer);
1234 slic_rspqueue_free(adapter);
1235 slic_cmdq_free(adapter);
1236 slic_rcvqueue_free(adapter);
1239 static struct net_device_stats *slic_get_stats(struct net_device *dev)
1241 struct adapter *adapter = netdev_priv(dev);
1244 dev->stats.collisions = adapter->slic_stats.iface.xmit_collisions;
1245 dev->stats.rx_errors = adapter->slic_stats.iface.rcv_errors;
1246 dev->stats.tx_errors = adapter->slic_stats.iface.xmt_errors;
1247 dev->stats.rx_missed_errors = adapter->slic_stats.iface.rcv_discards;
1248 dev->stats.tx_heartbeat_errors = 0;
1249 dev->stats.tx_aborted_errors = 0;
1250 dev->stats.tx_window_errors = 0;
1251 dev->stats.tx_fifo_errors = 0;
1252 dev->stats.rx_frame_errors = 0;
1253 dev->stats.rx_length_errors = 0;
1259 * Allocate a mcast_address structure to hold the multicast address.
1262 static int slic_mcast_add_list(struct adapter *adapter, char *address)
1264 struct mcast_address *mcaddr, *mlist;
1266 /* Check to see if it already exists */
1267 mlist = adapter->mcastaddrs;
1269 if (!compare_ether_addr(mlist->address, address))
1270 return STATUS_SUCCESS;
1271 mlist = mlist->next;
1274 /* Doesn't already exist. Allocate a structure to hold it */
1275 mcaddr = kmalloc(sizeof(struct mcast_address), GFP_ATOMIC);
1279 memcpy(mcaddr->address, address, 6);
1281 mcaddr->next = adapter->mcastaddrs;
1282 adapter->mcastaddrs = mcaddr;
1284 return STATUS_SUCCESS;
1288 * Functions to obtain the CRC corresponding to the destination mac address.
1289 * This is a standard ethernet CRC in that it is a 32-bit, reflected CRC using
1291 * x^32 + x^26 + x^23 + x^22 + x^16 + x^12 + x^11 + x^10 + x^8 + x^7 + x^5 +
1294 * After the CRC for the 6 bytes is generated (but before the value is
1296 * we must then transpose the value and return bits 30-23.
1299 static u32 slic_crc_table[256]; /* Table of CRCs for all possible byte values */
1300 static u32 slic_crc_init; /* Is table initialized */
1303 * Contruct the CRC32 table
1305 static void slic_mcast_init_crc32(void)
1307 u32 c; /* CRC shit reg */
1308 u32 e = 0; /* Poly X-or pattern */
1309 int i; /* counter */
1310 int k; /* byte being shifted into crc */
1312 static int p[] = { 0, 1, 2, 4, 5, 7, 8, 10, 11, 12, 16, 22, 23, 26 };
1314 for (i = 0; i < ARRAY_SIZE(p); i++)
1315 e |= 1L << (31 - p[i]);
1317 for (i = 1; i < 256; i++) {
1320 c = c & 1 ? (c >> 1) ^ e : c >> 1;
1321 slic_crc_table[i] = c;
1326 * Return the MAC hast as described above.
1328 static unsigned char slic_mcast_get_mac_hash(char *macaddr)
1333 unsigned char machash = 0;
1335 if (!slic_crc_init) {
1336 slic_mcast_init_crc32();
1340 crc = 0xFFFFFFFF; /* Preload shift register, per crc-32 spec */
1341 for (i = 0, p = macaddr; i < 6; ++p, ++i)
1342 crc = (crc >> 8) ^ slic_crc_table[(crc ^ *p) & 0xFF];
1344 /* Return bits 1-8, transposed */
1345 for (i = 1; i < 9; i++)
1346 machash |= (((crc >> i) & 1) << (8 - i));
1351 static void slic_mcast_set_bit(struct adapter *adapter, char *address)
1353 unsigned char crcpoly;
1355 /* Get the CRC polynomial for the mac address */
1356 crcpoly = slic_mcast_get_mac_hash(address);
1358 /* We only have space on the SLIC for 64 entries. Lop
1359 * off the top two bits. (2^6 = 64)
1363 /* OR in the new bit into our 64 bit mask. */
1364 adapter->mcastmask |= (u64) 1 << crcpoly;
1367 static void slic_mcast_set_list(struct net_device *dev)
1369 struct adapter *adapter = netdev_priv(dev);
1370 int status = STATUS_SUCCESS;
1373 struct dev_mc_list *mc_list = dev->mc_list;
1374 int mc_count = dev->mc_count;
1378 for (i = 1; i <= mc_count; i++) {
1379 addresses = (char *) &mc_list->dmi_addr;
1380 if (mc_list->dmi_addrlen == 6) {
1381 status = slic_mcast_add_list(adapter, addresses);
1382 if (status != STATUS_SUCCESS)
1388 slic_mcast_set_bit(adapter, addresses);
1389 mc_list = mc_list->next;
1392 if (adapter->devflags_prev != dev->flags) {
1393 adapter->macopts = MAC_DIRECTED;
1395 if (dev->flags & IFF_BROADCAST)
1396 adapter->macopts |= MAC_BCAST;
1397 if (dev->flags & IFF_PROMISC)
1398 adapter->macopts |= MAC_PROMISC;
1399 if (dev->flags & IFF_ALLMULTI)
1400 adapter->macopts |= MAC_ALLMCAST;
1401 if (dev->flags & IFF_MULTICAST)
1402 adapter->macopts |= MAC_MCAST;
1404 adapter->devflags_prev = dev->flags;
1405 slic_config_set(adapter, true);
1407 if (status == STATUS_SUCCESS)
1408 slic_mcast_set_mask(adapter);
1413 static void slic_mcast_set_mask(struct adapter *adapter)
1415 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
1417 if (adapter->macopts & (MAC_ALLMCAST | MAC_PROMISC)) {
1418 /* Turn on all multicast addresses. We have to do this for
1419 * promiscuous mode as well as ALLMCAST mode. It saves the
1420 * Microcode from having to keep state about the MAC
1423 slic_reg32_write(&slic_regs->slic_mcastlow, 0xFFFFFFFF, FLUSH);
1424 slic_reg32_write(&slic_regs->slic_mcasthigh, 0xFFFFFFFF,
1427 /* Commit our multicast mast to the SLIC by writing to the
1428 * multicast address mask registers
1430 slic_reg32_write(&slic_regs->slic_mcastlow,
1431 (u32)(adapter->mcastmask & 0xFFFFFFFF), FLUSH);
1432 slic_reg32_write(&slic_regs->slic_mcasthigh,
1433 (u32)((adapter->mcastmask >> 32) & 0xFFFFFFFF), FLUSH);
1437 static void slic_timer_ping(ulong dev)
1439 struct adapter *adapter;
1440 struct sliccard *card;
1443 adapter = netdev_priv((struct net_device *)dev);
1445 card = adapter->card;
1448 adapter->pingtimer.expires = jiffies + (PING_TIMER_INTERVAL * HZ);
1449 add_timer(&adapter->pingtimer);
1455 * Perform initialization of our slic interface.
1458 static int slic_if_init(struct adapter *adapter)
1460 struct sliccard *card = adapter->card;
1461 struct net_device *dev = adapter->netdev;
1462 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
1463 struct slic_shmem *pshmem;
1468 /* adapter should be down at this point */
1469 if (adapter->state != ADAPT_DOWN) {
1470 dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n",
1474 ASSERT(adapter->linkstate == LINK_DOWN);
1476 adapter->devflags_prev = dev->flags;
1477 adapter->macopts = MAC_DIRECTED;
1479 if (dev->flags & IFF_BROADCAST)
1480 adapter->macopts |= MAC_BCAST;
1481 if (dev->flags & IFF_PROMISC)
1482 adapter->macopts |= MAC_PROMISC;
1483 if (dev->flags & IFF_ALLMULTI)
1484 adapter->macopts |= MAC_ALLMCAST;
1485 if (dev->flags & IFF_MULTICAST)
1486 adapter->macopts |= MAC_MCAST;
1488 status = slic_adapter_allocresources(adapter);
1489 if (status != STATUS_SUCCESS) {
1491 "%s: slic_adapter_allocresources FAILED %x\n",
1493 slic_adapter_freeresources(adapter);
1497 if (!adapter->queues_initialized) {
1498 if (slic_rspqueue_init(adapter))
1500 if (slic_cmdq_init(adapter))
1502 if (slic_rcvqueue_init(adapter))
1504 adapter->queues_initialized = 1;
1507 slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
1510 if (!adapter->isp_initialized) {
1511 pshmem = (struct slic_shmem *)adapter->phys_shmem;
1513 spin_lock_irqsave(&adapter->bit64reglock.lock,
1514 adapter->bit64reglock.flags);
1516 #if defined(CONFIG_X86_64)
1517 slic_reg32_write(&slic_regs->slic_addr_upper,
1518 SLIC_GET_ADDR_HIGH(&pshmem->isr), DONT_FLUSH);
1519 slic_reg32_write(&slic_regs->slic_isp,
1520 SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
1521 #elif defined(CONFIG_X86)
1522 slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
1523 slic_reg32_write(&slic_regs->slic_isp, (u32)&pshmem->isr, FLUSH);
1527 spin_unlock_irqrestore(&adapter->bit64reglock.lock,
1528 adapter->bit64reglock.flags);
1529 adapter->isp_initialized = 1;
1532 adapter->state = ADAPT_UP;
1533 if (!card->loadtimerset) {
1534 init_timer(&card->loadtimer);
1535 card->loadtimer.expires =
1536 jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
1537 card->loadtimer.data = (ulong) card;
1538 card->loadtimer.function = &slic_timer_load_check;
1539 add_timer(&card->loadtimer);
1541 card->loadtimerset = 1;
1544 if (!adapter->pingtimerset) {
1545 init_timer(&adapter->pingtimer);
1546 adapter->pingtimer.expires =
1547 jiffies + (PING_TIMER_INTERVAL * HZ);
1548 adapter->pingtimer.data = (ulong) dev;
1549 adapter->pingtimer.function = &slic_timer_ping;
1550 add_timer(&adapter->pingtimer);
1551 adapter->pingtimerset = 1;
1552 adapter->card->pingstatus = ISR_PINGMASK;
1556 * clear any pending events, then enable interrupts
1558 adapter->isrcopy = 0;
1559 adapter->pshmem->isr = 0;
1560 slic_reg32_write(&slic_regs->slic_isr, 0, FLUSH);
1561 slic_reg32_write(&slic_regs->slic_icr, ICR_INT_ON, FLUSH);
1563 slic_link_config(adapter, LINK_AUTOSPEED, LINK_AUTOD);
1564 slic_link_event_handler(adapter);
1566 return STATUS_SUCCESS;
1569 static void slic_unmap_mmio_space(struct adapter *adapter)
1571 if (adapter->slic_regs)
1572 iounmap(adapter->slic_regs);
1573 adapter->slic_regs = NULL;
1576 static int slic_adapter_allocresources(struct adapter *adapter)
1578 if (!adapter->intrregistered) {
1581 spin_unlock_irqrestore(&slic_global.driver_lock.lock,
1582 slic_global.driver_lock.flags);
1584 retval = request_irq(adapter->netdev->irq,
1587 adapter->netdev->name, adapter->netdev);
1589 spin_lock_irqsave(&slic_global.driver_lock.lock,
1590 slic_global.driver_lock.flags);
1593 dev_err(&adapter->netdev->dev,
1594 "request_irq (%s) FAILED [%x]\n",
1595 adapter->netdev->name, retval);
1598 adapter->intrregistered = 1;
1600 return STATUS_SUCCESS;
1603 static void slic_config_pci(struct pci_dev *pcidev)
1608 pci_read_config_word(pcidev, PCI_COMMAND, &pci_command);
1610 new_command = pci_command | PCI_COMMAND_MASTER
1611 | PCI_COMMAND_MEMORY
1612 | PCI_COMMAND_INVALIDATE
1613 | PCI_COMMAND_PARITY | PCI_COMMAND_SERR | PCI_COMMAND_FAST_BACK;
1614 if (pci_command != new_command)
1615 pci_write_config_word(pcidev, PCI_COMMAND, new_command);
1618 static void slic_adapter_freeresources(struct adapter *adapter)
1620 slic_init_cleanup(adapter);
1621 memset(&adapter->stats, 0, sizeof(struct net_device_stats));
1622 adapter->error_interrupts = 0;
1623 adapter->rcv_interrupts = 0;
1624 adapter->xmit_interrupts = 0;
1625 adapter->linkevent_interrupts = 0;
1626 adapter->upr_interrupts = 0;
1627 adapter->num_isrs = 0;
1628 adapter->xmit_completes = 0;
1629 adapter->rcv_broadcasts = 0;
1630 adapter->rcv_multicasts = 0;
1631 adapter->rcv_unicasts = 0;
1637 * Write phy control to configure link duplex/speed
1640 static void slic_link_config(struct adapter *adapter,
1641 u32 linkspeed, u32 linkduplex)
1650 if (adapter->state != ADAPT_UP)
1653 ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID)
1654 || (adapter->devid == SLIC_2GB_DEVICE_ID));
1656 if (linkspeed > LINK_1000MB)
1657 linkspeed = LINK_AUTOSPEED;
1658 if (linkduplex > LINK_AUTOD)
1659 linkduplex = LINK_AUTOD;
1661 wphy = &adapter->slic_regs->slic_wphy;
1663 if ((linkspeed == LINK_AUTOSPEED) || (linkspeed == LINK_1000MB)) {
1664 if (adapter->flags & ADAPT_FLAGS_FIBERMEDIA) {
1665 /* We've got a fiber gigabit interface, and register
1666 * 4 is different in fiber mode than in copper mode
1669 /* advertise FD only @1000 Mb */
1670 phy_advreg = (MIICR_REG_4 | (PAR_ADV1000XFD));
1671 /* enable PAUSE frames */
1672 phy_advreg |= PAR_ASYMPAUSE_FIBER;
1673 slic_reg32_write(wphy, phy_advreg, FLUSH);
1675 if (linkspeed == LINK_AUTOSPEED) {
1676 /* reset phy, enable auto-neg */
1679 (PCR_RESET | PCR_AUTONEG |
1681 slic_reg32_write(wphy, phy_config, FLUSH);
1682 } else { /* forced 1000 Mb FD*/
1683 /* power down phy to break link
1684 this may not work) */
1685 phy_config = (MIICR_REG_PCR | PCR_POWERDOWN);
1686 slic_reg32_write(wphy, phy_config, FLUSH);
1687 /* wait, Marvell says 1 sec,
1688 try to get away with 10 ms */
1691 /* disable auto-neg, set speed/duplex,
1692 soft reset phy, powerup */
1695 (PCR_RESET | PCR_SPEED_1000 |
1697 slic_reg32_write(wphy, phy_config, FLUSH);
1699 } else { /* copper gigabit */
1701 /* Auto-Negotiate or 1000 Mb must be auto negotiated
1702 * We've got a copper gigabit interface, and
1703 * register 4 is different in copper mode than
1706 if (linkspeed == LINK_AUTOSPEED) {
1707 /* advertise 10/100 Mb modes */
1710 (PAR_ADV100FD | PAR_ADV100HD | PAR_ADV10FD
1713 /* linkspeed == LINK_1000MB -
1714 don't advertise 10/100 Mb modes */
1715 phy_advreg = MIICR_REG_4;
1717 /* enable PAUSE frames */
1718 phy_advreg |= PAR_ASYMPAUSE;
1719 /* required by the Cicada PHY */
1720 phy_advreg |= PAR_802_3;
1721 slic_reg32_write(wphy, phy_advreg, FLUSH);
1722 /* advertise FD only @1000 Mb */
1723 phy_gctlreg = (MIICR_REG_9 | (PGC_ADV1000FD));
1724 slic_reg32_write(wphy, phy_gctlreg, FLUSH);
1726 if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
1728 enable auto crossover */
1730 (MIICR_REG_16 | (MRV_REG16_XOVERON));
1731 slic_reg32_write(wphy, phy_config, FLUSH);
1733 /* reset phy, enable auto-neg */
1736 (PCR_RESET | PCR_AUTONEG |
1738 slic_reg32_write(wphy, phy_config, FLUSH);
1739 } else { /* it's a Cicada PHY */
1740 /* enable and restart auto-neg (don't reset) */
1743 (PCR_AUTONEG | PCR_AUTONEG_RST));
1744 slic_reg32_write(wphy, phy_config, FLUSH);
1749 if (linkspeed == LINK_10MB)
1752 speed = PCR_SPEED_100;
1753 if (linkduplex == LINK_HALFD)
1756 duplex = PCR_DUPLEX_FULL;
1758 if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
1760 disable auto crossover */
1761 phy_config = (MIICR_REG_16 | (MRV_REG16_XOVEROFF));
1762 slic_reg32_write(wphy, phy_config, FLUSH);
1765 /* power down phy to break link (this may not work) */
1766 phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN | speed | duplex));
1767 slic_reg32_write(wphy, phy_config, FLUSH);
1769 /* wait, Marvell says 1 sec, try to get away with 10 ms */
1772 if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
1774 disable auto-neg, set speed,
1775 soft reset phy, powerup */
1777 (MIICR_REG_PCR | (PCR_RESET | speed | duplex));
1778 slic_reg32_write(wphy, phy_config, FLUSH);
1779 } else { /* it's a Cicada PHY */
1780 /* disable auto-neg, set speed, powerup */
1781 phy_config = (MIICR_REG_PCR | (speed | duplex));
1782 slic_reg32_write(wphy, phy_config, FLUSH);
1787 static void slic_card_cleanup(struct sliccard *card)
1789 if (card->loadtimerset) {
1790 card->loadtimerset = 0;
1791 del_timer(&card->loadtimer);
1794 slic_debug_card_destroy(card);
1799 static int slic_card_download_gbrcv(struct adapter *adapter)
1801 const struct firmware *fw;
1802 const char *file = "";
1804 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
1808 u32 rcvucodelen = 0;
1810 switch (adapter->devid) {
1811 case SLIC_2GB_DEVICE_ID:
1812 file = "slicoss/oasisrcvucode.sys";
1814 case SLIC_1GB_DEVICE_ID:
1815 file = "slicoss/gbrcvucode.sys";
1822 ret = request_firmware(&fw, file, &adapter->pcidev->dev);
1824 dev_err(&adapter->pcidev->dev,
1825 "SLICOSS: Failed to load firmware %s\n", file);
1829 rcvucodelen = *(u32 *)(fw->data + index);
1831 switch (adapter->devid) {
1832 case SLIC_2GB_DEVICE_ID:
1833 if (rcvucodelen != OasisRcvUCodeLen)
1836 case SLIC_1GB_DEVICE_ID:
1837 if (rcvucodelen != GBRcvUCodeLen)
1844 /* start download */
1845 slic_reg32_write(&slic_regs->slic_rcv_wcs, SLIC_RCVWCS_BEGIN, FLUSH);
1846 /* download the rcv sequencer ucode */
1847 for (codeaddr = 0; codeaddr < rcvucodelen; codeaddr++) {
1848 /* write out instruction address */
1849 slic_reg32_write(&slic_regs->slic_rcv_wcs, codeaddr, FLUSH);
1851 instruction = *(u32 *)(fw->data + index);
1853 /* write out the instruction data low addr */
1854 slic_reg32_write(&slic_regs->slic_rcv_wcs, instruction, FLUSH);
1856 instruction = *(u8 *)(fw->data + index);
1858 /* write out the instruction data high addr */
1859 slic_reg32_write(&slic_regs->slic_rcv_wcs, (u8)instruction,
1863 /* download finished */
1864 release_firmware(fw);
1865 slic_reg32_write(&slic_regs->slic_rcv_wcs, SLIC_RCVWCS_FINISH, FLUSH);
1869 static int slic_card_download(struct adapter *adapter)
1871 const struct firmware *fw;
1872 const char *file = "";
1875 int thissectionsize;
1877 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
1884 int ucode_start, index = 0;
1886 switch (adapter->devid) {
1887 case SLIC_2GB_DEVICE_ID:
1888 file = "slicoss/oasisdownload.sys";
1890 case SLIC_1GB_DEVICE_ID:
1891 file = "slicoss/gbdownload.sys";
1897 ret = request_firmware(&fw, file, &adapter->pcidev->dev);
1899 dev_err(&adapter->pcidev->dev,
1900 "SLICOSS: Failed to load firmware %s\n", file);
1903 numsects = *(u32 *)(fw->data + index);
1905 ASSERT(numsects <= 3);
1906 for (i = 0; i < numsects; i++) {
1907 sectsize[i] = *(u32 *)(fw->data + index);
1910 for (i = 0; i < numsects; i++) {
1911 sectstart[i] = *(u32 *)(fw->data + index);
1914 ucode_start = index;
1915 instruction = *(u32 *)(fw->data + index);
1917 for (section = 0; section < numsects; section++) {
1918 baseaddress = sectstart[section];
1919 thissectionsize = sectsize[section] >> 3;
1921 for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) {
1922 /* Write out instruction address */
1923 slic_reg32_write(&slic_regs->slic_wcs,
1924 baseaddress + codeaddr, FLUSH);
1925 /* Write out instruction to low addr */
1926 slic_reg32_write(&slic_regs->slic_wcs, instruction, FLUSH);
1927 instruction = *(u32 *)(fw->data + index);
1930 /* Write out instruction to high addr */
1931 slic_reg32_write(&slic_regs->slic_wcs, instruction, FLUSH);
1932 instruction = *(u32 *)(fw->data + index);
1936 index = ucode_start;
1937 for (section = 0; section < numsects; section++) {
1938 instruction = *(u32 *)(fw->data + index);
1939 baseaddress = sectstart[section];
1940 if (baseaddress < 0x8000)
1942 thissectionsize = sectsize[section] >> 3;
1944 for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) {
1945 /* Write out instruction address */
1946 slic_reg32_write(&slic_regs->slic_wcs,
1947 SLIC_WCS_COMPARE | (baseaddress + codeaddr),
1949 /* Write out instruction to low addr */
1950 slic_reg32_write(&slic_regs->slic_wcs, instruction,
1952 instruction = *(u32 *)(fw->data + index);
1954 /* Write out instruction to high addr */
1955 slic_reg32_write(&slic_regs->slic_wcs, instruction,
1957 instruction = *(u32 *)(fw->data + index);
1960 /* Check SRAM location zero. If it is non-zero. Abort.*/
1961 /* failure = readl((u32 __iomem *)&slic_regs->slic_reset);
1963 release_firmware(fw);
1968 release_firmware(fw);
1969 /* Everything OK, kick off the card */
1971 slic_reg32_write(&slic_regs->slic_wcs, SLIC_WCS_START, FLUSH);
1973 /* stall for 20 ms, long enough for ucode to init card
1974 and reach mainloop */
1977 return STATUS_SUCCESS;
1980 static void slic_adapter_set_hwaddr(struct adapter *adapter)
1982 struct sliccard *card = adapter->card;
1984 if ((adapter->card) && (card->config_set)) {
1985 memcpy(adapter->macaddr,
1986 card->config.MacInfo[adapter->functionnumber].macaddrA,
1987 sizeof(struct slic_config_mac));
1988 if (!(adapter->currmacaddr[0] || adapter->currmacaddr[1] ||
1989 adapter->currmacaddr[2] || adapter->currmacaddr[3] ||
1990 adapter->currmacaddr[4] || adapter->currmacaddr[5])) {
1991 memcpy(adapter->currmacaddr, adapter->macaddr, 6);
1993 if (adapter->netdev) {
1994 memcpy(adapter->netdev->dev_addr, adapter->currmacaddr,
2000 static void slic_intagg_set(struct adapter *adapter, u32 value)
2002 slic_reg32_write(&adapter->slic_regs->slic_intagg, value, FLUSH);
2003 adapter->card->loadlevel_current = value;
2006 static int slic_card_init(struct sliccard *card, struct adapter *adapter)
2008 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
2009 struct slic_eeprom *peeprom;
2010 struct oslic_eeprom *pOeeprom;
2011 dma_addr_t phys_config;
2015 struct slic_shmem *pshmem;
2017 uint macaddrs = card->card_size;
2022 struct slic_config_mac *pmac;
2023 unsigned char fruformat;
2024 unsigned char oemfruformat;
2025 struct atk_fru *patkfru;
2026 union oemfru *poemfru;
2028 /* Reset everything except PCI configuration space */
2029 slic_soft_reset(adapter);
2031 /* Download the microcode */
2032 status = slic_card_download(adapter);
2034 if (status != STATUS_SUCCESS) {
2035 dev_err(&adapter->pcidev->dev,
2036 "download failed bus %d slot %d\n",
2037 adapter->busnumber, adapter->slotnumber);
2041 if (!card->config_set) {
2042 peeprom = pci_alloc_consistent(adapter->pcidev,
2043 sizeof(struct slic_eeprom),
2046 phys_configl = SLIC_GET_ADDR_LOW(phys_config);
2047 phys_configh = SLIC_GET_ADDR_HIGH(phys_config);
2050 dev_err(&adapter->pcidev->dev,
2051 "eeprom read failed to get memory "
2052 "bus %d slot %d\n", adapter->busnumber,
2053 adapter->slotnumber);
2056 memset(peeprom, 0, sizeof(struct slic_eeprom));
2058 slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
2060 pshmem = (struct slic_shmem *)adapter->phys_shmem;
2062 spin_lock_irqsave(&adapter->bit64reglock.lock,
2063 adapter->bit64reglock.flags);
2064 slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
2065 slic_reg32_write(&slic_regs->slic_isp,
2066 SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
2067 spin_unlock_irqrestore(&adapter->bit64reglock.lock,
2068 adapter->bit64reglock.flags);
2070 slic_config_get(adapter, phys_configl, phys_configh);
2073 if (adapter->pshmem->isr) {
2074 if (adapter->pshmem->isr & ISR_UPC) {
2075 adapter->pshmem->isr = 0;
2076 slic_reg64_write(adapter,
2077 &slic_regs->slic_isp, 0,
2078 &slic_regs->slic_addr_upper,
2080 slic_reg32_write(&slic_regs->slic_isr,
2083 slic_upr_request_complete(adapter, 0);
2086 adapter->pshmem->isr = 0;
2087 slic_reg32_write(&slic_regs->slic_isr,
2094 dev_err(&adapter->pcidev->dev,
2095 "%d config data fetch timed out!\n",
2097 slic_reg64_write(adapter,
2098 &slic_regs->slic_isp, 0,
2099 &slic_regs->slic_addr_upper,
2106 switch (adapter->devid) {
2108 case SLIC_2GB_DEVICE_ID:
2109 /* extract EEPROM data and pointers to EEPROM data */
2110 pOeeprom = (struct oslic_eeprom *) peeprom;
2111 eecodesize = pOeeprom->EecodeSize;
2112 dramsize = pOeeprom->DramSize;
2113 pmac = pOeeprom->MacInfo;
2114 fruformat = pOeeprom->FruFormat;
2115 patkfru = &pOeeprom->AtkFru;
2116 oemfruformat = pOeeprom->OemFruFormat;
2117 poemfru = &pOeeprom->OemFru;
2119 /* Minor kludge for Oasis card
2120 get 2 MAC addresses from the
2121 EEPROM to ensure that function 1
2122 gets the Port 1 MAC address */
2125 /* extract EEPROM data and pointers to EEPROM data */
2126 eecodesize = peeprom->EecodeSize;
2127 dramsize = peeprom->DramSize;
2128 pmac = peeprom->u2.mac.MacInfo;
2129 fruformat = peeprom->FruFormat;
2130 patkfru = &peeprom->AtkFru;
2131 oemfruformat = peeprom->OemFruFormat;
2132 poemfru = &peeprom->OemFru;
2136 card->config.EepromValid = false;
2138 /* see if the EEPROM is valid by checking it's checksum */
2139 if ((eecodesize <= MAX_EECODE_SIZE) &&
2140 (eecodesize >= MIN_EECODE_SIZE)) {
2143 *(u16 *) ((char *) peeprom + (eecodesize - 2));
2145 calculate the EEPROM checksum
2148 ~slic_eeprom_cksum((char *) peeprom,
2151 if the ucdoe chksum flag bit worked,
2152 we wouldn't need this shit
2154 if (ee_chksum == calc_chksum)
2155 card->config.EepromValid = true;
2157 /* copy in the DRAM size */
2158 card->config.DramSize = dramsize;
2160 /* copy in the MAC address(es) */
2161 for (i = 0; i < macaddrs; i++) {
2162 memcpy(&card->config.MacInfo[i],
2163 &pmac[i], sizeof(struct slic_config_mac));
2166 /* copy the Alacritech FRU information */
2167 card->config.FruFormat = fruformat;
2168 memcpy(&card->config.AtkFru, patkfru,
2169 sizeof(struct atk_fru));
2171 pci_free_consistent(adapter->pcidev,
2172 sizeof(struct slic_eeprom),
2173 peeprom, phys_config);
2175 if ((!card->config.EepromValid) &&
2176 (adapter->reg_params.fail_on_bad_eeprom)) {
2177 slic_reg64_write(adapter, &slic_regs->slic_isp, 0,
2178 &slic_regs->slic_addr_upper,
2180 dev_err(&adapter->pcidev->dev,
2181 "unsupported CONFIGURATION EEPROM invalid\n");
2185 card->config_set = 1;
2188 if (slic_card_download_gbrcv(adapter)) {
2189 dev_err(&adapter->pcidev->dev,
2190 "unable to download GB receive microcode\n");
2194 if (slic_global.dynamic_intagg)
2195 slic_intagg_set(adapter, 0);
2197 slic_intagg_set(adapter, intagg_delay);
2200 * Initialize ping status to "ok"
2202 card->pingstatus = ISR_PINGMASK;
2205 * Lastly, mark our card state as up and return success
2207 card->state = CARD_UP;
2208 card->reset_in_progress = 0;
2210 return STATUS_SUCCESS;
2213 static u32 slic_card_locate(struct adapter *adapter)
2215 struct sliccard *card = slic_global.slic_card;
2216 struct physcard *physcard = slic_global.phys_card;
2218 u16 __iomem *hostid_reg;
2220 uint rdhostid_offset = 0;
2222 switch (adapter->devid) {
2223 case SLIC_2GB_DEVICE_ID:
2224 rdhostid_offset = SLIC_RDHOSTID_2GB;
2226 case SLIC_1GB_DEVICE_ID:
2227 rdhostid_offset = SLIC_RDHOSTID_1GB;
2235 (u16 __iomem *) (((u8 __iomem *) (adapter->slic_regs)) +
2238 /* read the 16 bit hostid from SRAM */
2239 card_hostid = (ushort) readw(hostid_reg);
2241 /* Initialize a new card structure if need be */
2242 if (card_hostid == SLIC_HOSTID_DEFAULT) {
2243 card = kzalloc(sizeof(struct sliccard), GFP_KERNEL);
2247 card->next = slic_global.slic_card;
2248 slic_global.slic_card = card;
2249 card->busnumber = adapter->busnumber;
2250 card->slotnumber = adapter->slotnumber;
2252 /* Find an available cardnum */
2253 for (i = 0; i < SLIC_MAX_CARDS; i++) {
2254 if (slic_global.cardnuminuse[i] == 0) {
2255 slic_global.cardnuminuse[i] = 1;
2260 slic_global.num_slic_cards++;
2262 slic_debug_card_create(card);
2264 /* Card exists, find the card this adapter belongs to */
2266 if (card->cardnum == card_hostid)
2274 return STATUS_FAILURE;
2275 /* Put the adapter in the card's adapter list */
2276 ASSERT(card->adapter[adapter->port] == NULL);
2277 if (!card->adapter[adapter->port]) {
2278 card->adapter[adapter->port] = adapter;
2279 adapter->card = card;
2282 card->card_size = 1; /* one port per *logical* card */
2285 for (i = 0; i < SLIC_MAX_PORTS; i++) {
2286 if (!physcard->adapter[i])
2291 ASSERT(i != SLIC_MAX_PORTS);
2292 if (physcard->adapter[i]->slotnumber == adapter->slotnumber)
2294 physcard = physcard->next;
2297 /* no structure allocated for this physical card yet */
2298 physcard = kzalloc(sizeof(struct physcard), GFP_ATOMIC);
2301 physcard->next = slic_global.phys_card;
2302 slic_global.phys_card = physcard;
2303 physcard->adapters_allocd = 1;
2305 physcard->adapters_allocd++;
2307 /* Note - this is ZERO relative */
2308 adapter->physport = physcard->adapters_allocd - 1;
2310 ASSERT(physcard->adapter[adapter->physport] == NULL);
2311 physcard->adapter[adapter->physport] = adapter;
2312 adapter->physcard = physcard;
2317 static void slic_soft_reset(struct adapter *adapter)
2319 if (adapter->card->state == CARD_UP) {
2320 slic_reg32_write(&adapter->slic_regs->slic_quiesce, 0, FLUSH);
2324 slic_reg32_write(&adapter->slic_regs->slic_reset, SLIC_RESET_MAGIC,
2329 static void slic_config_set(struct adapter *adapter, bool linkchange)
2333 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
2337 slic_mac_config(adapter);
2338 RcrReset = GRCR_RESET;
2340 slic_mac_address_config(adapter);
2344 if (adapter->linkduplex == LINK_FULLD) {
2346 value = (GXCR_RESET | /* Always reset */
2347 GXCR_XMTEN | /* Enable transmit */
2348 GXCR_PAUSEEN); /* Enable pause */
2350 slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH);
2352 /* Setup rcvcfg last */
2353 value = (RcrReset | /* Reset, if linkchange */
2354 GRCR_CTLEN | /* Enable CTL frames */
2355 GRCR_ADDRAEN | /* Address A enable */
2356 GRCR_RCVBAD | /* Rcv bad frames */
2357 (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
2360 value = (GXCR_RESET | /* Always reset */
2361 GXCR_XMTEN); /* Enable transmit */
2363 slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH);
2365 /* Setup rcvcfg last */
2366 value = (RcrReset | /* Reset, if linkchange */
2367 GRCR_ADDRAEN | /* Address A enable */
2368 GRCR_RCVBAD | /* Rcv bad frames */
2369 (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
2372 if (adapter->state != ADAPT_DOWN) {
2373 /* Only enable receive if we are restarting or running */
2374 value |= GRCR_RCVEN;
2377 if (adapter->macopts & MAC_PROMISC)
2378 value |= GRCR_RCVALL;
2380 slic_reg32_write(&slic_regs->slic_wrcfg, value, FLUSH);
2384 * Turn off RCV and XMT, power down PHY
2386 static void slic_config_clear(struct adapter *adapter)
2390 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
2393 value = (GXCR_RESET | /* Always reset */
2394 GXCR_PAUSEEN); /* Enable pause */
2396 slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH);
2398 value = (GRCR_RESET | /* Always reset */
2399 GRCR_CTLEN | /* Enable CTL frames */
2400 GRCR_ADDRAEN | /* Address A enable */
2401 (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
2403 slic_reg32_write(&slic_regs->slic_wrcfg, value, FLUSH);
2405 /* power down phy */
2406 phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN));
2407 slic_reg32_write(&slic_regs->slic_wphy, phy_config, FLUSH);
2410 static void slic_config_get(struct adapter *adapter, u32 config,
2415 status = slic_upr_request(adapter,
2417 (u32) config, (u32) config_h, 0, 0);
2418 ASSERT(status == 0);
2421 static void slic_mac_address_config(struct adapter *adapter)
2425 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
2427 value = *(u32 *) &adapter->currmacaddr[2];
2428 value = ntohl(value);
2429 slic_reg32_write(&slic_regs->slic_wraddral, value, FLUSH);
2430 slic_reg32_write(&slic_regs->slic_wraddrbl, value, FLUSH);
2432 value2 = (u32) ((adapter->currmacaddr[0] << 8 |
2433 adapter->currmacaddr[1]) & 0xFFFF);
2435 slic_reg32_write(&slic_regs->slic_wraddrah, value2, FLUSH);
2436 slic_reg32_write(&slic_regs->slic_wraddrbh, value2, FLUSH);
2438 /* Write our multicast mask out to the card. This is done */
2439 /* here in addition to the slic_mcast_addr_set routine */
2440 /* because ALL_MCAST may have been enabled or disabled */
2441 slic_mcast_set_mask(adapter);
2444 static void slic_mac_config(struct adapter *adapter)
2447 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
2449 /* Setup GMAC gaps */
2450 if (adapter->linkspeed == LINK_1000MB) {
2451 value = ((GMCR_GAPBB_1000 << GMCR_GAPBB_SHIFT) |
2452 (GMCR_GAPR1_1000 << GMCR_GAPR1_SHIFT) |
2453 (GMCR_GAPR2_1000 << GMCR_GAPR2_SHIFT));
2455 value = ((GMCR_GAPBB_100 << GMCR_GAPBB_SHIFT) |
2456 (GMCR_GAPR1_100 << GMCR_GAPR1_SHIFT) |
2457 (GMCR_GAPR2_100 << GMCR_GAPR2_SHIFT));
2461 if (adapter->linkspeed == LINK_1000MB)
2464 /* enable fullduplex */
2465 if ((adapter->linkduplex == LINK_FULLD)
2466 || (adapter->macopts & MAC_LOOPBACK)) {
2467 value |= GMCR_FULLD;
2470 /* write mac config */
2471 slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH);
2473 /* setup mac addresses */
2474 slic_mac_address_config(adapter);
2477 static bool slic_mac_filter(struct adapter *adapter,
2478 struct ether_header *ether_frame)
2480 u32 opts = adapter->macopts;
2481 u32 *dhost4 = (u32 *)ðer_frame->ether_dhost[0];
2482 u16 *dhost2 = (u16 *)ðer_frame->ether_dhost[4];
2484 if (opts & MAC_PROMISC)
2487 if ((*dhost4 == 0xFFFFFFFF) && (*dhost2 == 0xFFFF)) {
2488 if (opts & MAC_BCAST) {
2489 adapter->rcv_broadcasts++;
2496 if (ether_frame->ether_dhost[0] & 0x01) {
2497 if (opts & MAC_ALLMCAST) {
2498 adapter->rcv_multicasts++;
2499 adapter->stats.multicast++;
2502 if (opts & MAC_MCAST) {
2503 struct mcast_address *mcaddr = adapter->mcastaddrs;
2506 if (!compare_ether_addr(mcaddr->address,
2507 ether_frame->ether_dhost)) {
2508 adapter->rcv_multicasts++;
2509 adapter->stats.multicast++;
2512 mcaddr = mcaddr->next;
2519 if (opts & MAC_DIRECTED) {
2520 adapter->rcv_unicasts++;
2527 static int slic_mac_set_address(struct net_device *dev, void *ptr)
2529 struct adapter *adapter = netdev_priv(dev);
2530 struct sockaddr *addr = ptr;
2532 if (netif_running(dev))
2537 if (!is_valid_ether_addr(addr->sa_data))
2540 memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
2541 memcpy(adapter->currmacaddr, addr->sa_data, dev->addr_len);
2543 slic_config_set(adapter, true);
2547 static void slic_timer_load_check(ulong cardaddr)
2549 struct sliccard *card = (struct sliccard *)cardaddr;
2550 struct adapter *adapter = card->master;
2551 u32 __iomem *intagg;
2552 u32 load = card->events;
2555 intagg = &adapter->slic_regs->slic_intagg;
2557 if ((adapter) && (adapter->state == ADAPT_UP) &&
2558 (card->state == CARD_UP) && (slic_global.dynamic_intagg)) {
2559 if (adapter->devid == SLIC_1GB_DEVICE_ID) {
2560 if (adapter->linkspeed == LINK_1000MB)
2563 if (load > SLIC_LOAD_5)
2564 level = SLIC_INTAGG_5;
2565 else if (load > SLIC_LOAD_4)
2566 level = SLIC_INTAGG_4;
2567 else if (load > SLIC_LOAD_3)
2568 level = SLIC_INTAGG_3;
2569 else if (load > SLIC_LOAD_2)
2570 level = SLIC_INTAGG_2;
2571 else if (load > SLIC_LOAD_1)
2572 level = SLIC_INTAGG_1;
2574 level = SLIC_INTAGG_0;
2576 if (card->loadlevel_current != level) {
2577 card->loadlevel_current = level;
2578 slic_reg32_write(intagg, level, FLUSH);
2581 if (load > SLIC_LOAD_5)
2582 level = SLIC_INTAGG_5;
2583 else if (load > SLIC_LOAD_4)
2584 level = SLIC_INTAGG_4;
2585 else if (load > SLIC_LOAD_3)
2586 level = SLIC_INTAGG_3;
2587 else if (load > SLIC_LOAD_2)
2588 level = SLIC_INTAGG_2;
2589 else if (load > SLIC_LOAD_1)
2590 level = SLIC_INTAGG_1;
2592 level = SLIC_INTAGG_0;
2593 if (card->loadlevel_current != level) {
2594 card->loadlevel_current = level;
2595 slic_reg32_write(intagg, level, FLUSH);
2600 card->loadtimer.expires = jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
2601 add_timer(&card->loadtimer);
2604 static void slic_assert_fail(void)
2608 cpuid = smp_processor_id();
2609 curr_pid = current->pid;
2611 printk(KERN_ERR "%s CPU # %d ---- PID # %d\n",
2612 __func__, cpuid, curr_pid);
2615 static int slic_upr_queue_request(struct adapter *adapter,
2619 u32 upr_buffer, u32 upr_buffer_h)
2621 struct slic_upr *upr;
2622 struct slic_upr *uprqueue;
2624 upr = kmalloc(sizeof(struct slic_upr), GFP_ATOMIC);
2628 upr->adapter = adapter->port;
2629 upr->upr_request = upr_request;
2630 upr->upr_data = upr_data;
2631 upr->upr_buffer = upr_buffer;
2632 upr->upr_data_h = upr_data_h;
2633 upr->upr_buffer_h = upr_buffer_h;
2635 if (adapter->upr_list) {
2636 uprqueue = adapter->upr_list;
2638 while (uprqueue->next)
2639 uprqueue = uprqueue->next;
2640 uprqueue->next = upr;
2642 adapter->upr_list = upr;
2644 return STATUS_SUCCESS;
2647 static int slic_upr_request(struct adapter *adapter,
2651 u32 upr_buffer, u32 upr_buffer_h)
2655 spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags);
2656 status = slic_upr_queue_request(adapter,
2659 upr_data_h, upr_buffer, upr_buffer_h);
2660 if (status != STATUS_SUCCESS) {
2661 spin_unlock_irqrestore(&adapter->upr_lock.lock,
2662 adapter->upr_lock.flags);
2665 slic_upr_start(adapter);
2666 spin_unlock_irqrestore(&adapter->upr_lock.lock,
2667 adapter->upr_lock.flags);
2668 return STATUS_PENDING;
2671 static void slic_upr_request_complete(struct adapter *adapter, u32 isr)
2673 struct sliccard *card = adapter->card;
2674 struct slic_upr *upr;
2676 spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags);
2677 upr = adapter->upr_list;
2680 spin_unlock_irqrestore(&adapter->upr_lock.lock,
2681 adapter->upr_lock.flags);
2684 adapter->upr_list = upr->next;
2686 adapter->upr_busy = 0;
2687 ASSERT(adapter->port == upr->adapter);
2688 switch (upr->upr_request) {
2689 case SLIC_UPR_STATS:
2691 struct slic_stats *slicstats =
2692 (struct slic_stats *) &adapter->pshmem->inicstats;
2693 struct slic_stats *newstats = slicstats;
2694 struct slic_stats *old = &adapter->inicstats_prev;
2695 struct slicnet_stats *stst = &adapter->slic_stats;
2697 if (isr & ISR_UPCERR) {
2698 dev_err(&adapter->netdev->dev,
2699 "SLIC_UPR_STATS command failed isr[%x]\n",
2704 UPDATE_STATS_GB(stst->tcp.xmit_tcp_segs,
2705 newstats->xmit_tcp_segs_gb,
2706 old->xmit_tcp_segs_gb);
2708 UPDATE_STATS_GB(stst->tcp.xmit_tcp_bytes,
2709 newstats->xmit_tcp_bytes_gb,
2710 old->xmit_tcp_bytes_gb);
2712 UPDATE_STATS_GB(stst->tcp.rcv_tcp_segs,
2713 newstats->rcv_tcp_segs_gb,
2714 old->rcv_tcp_segs_gb);
2716 UPDATE_STATS_GB(stst->tcp.rcv_tcp_bytes,
2717 newstats->rcv_tcp_bytes_gb,
2718 old->rcv_tcp_bytes_gb);
2720 UPDATE_STATS_GB(stst->iface.xmt_bytes,
2721 newstats->xmit_bytes_gb,
2722 old->xmit_bytes_gb);
2724 UPDATE_STATS_GB(stst->iface.xmt_ucast,
2725 newstats->xmit_unicasts_gb,
2726 old->xmit_unicasts_gb);
2728 UPDATE_STATS_GB(stst->iface.rcv_bytes,
2729 newstats->rcv_bytes_gb,
2732 UPDATE_STATS_GB(stst->iface.rcv_ucast,
2733 newstats->rcv_unicasts_gb,
2734 old->rcv_unicasts_gb);
2736 UPDATE_STATS_GB(stst->iface.xmt_errors,
2737 newstats->xmit_collisions_gb,
2738 old->xmit_collisions_gb);
2740 UPDATE_STATS_GB(stst->iface.xmt_errors,
2741 newstats->xmit_excess_collisions_gb,
2742 old->xmit_excess_collisions_gb);
2744 UPDATE_STATS_GB(stst->iface.xmt_errors,
2745 newstats->xmit_other_error_gb,
2746 old->xmit_other_error_gb);
2748 UPDATE_STATS_GB(stst->iface.rcv_errors,
2749 newstats->rcv_other_error_gb,
2750 old->rcv_other_error_gb);
2752 UPDATE_STATS_GB(stst->iface.rcv_discards,
2753 newstats->rcv_drops_gb,
2756 if (newstats->rcv_drops_gb > old->rcv_drops_gb) {
2757 adapter->rcv_drops +=
2758 (newstats->rcv_drops_gb -
2761 memcpy(old, newstats, sizeof(struct slic_stats));
2765 slic_link_upr_complete(adapter, isr);
2767 case SLIC_UPR_RCONFIG:
2782 card->pingstatus |= (isr & ISR_PINGDSMASK);
2788 slic_upr_start(adapter);
2789 spin_unlock_irqrestore(&adapter->upr_lock.lock,
2790 adapter->upr_lock.flags);
2793 static void slic_upr_start(struct adapter *adapter)
2795 struct slic_upr *upr;
2796 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
2802 upr = adapter->upr_list;
2805 if (adapter->upr_busy)
2807 adapter->upr_busy = 1;
2809 switch (upr->upr_request) {
2810 case SLIC_UPR_STATS:
2811 if (upr->upr_data_h == 0) {
2812 slic_reg32_write(&slic_regs->slic_stats, upr->upr_data,
2815 slic_reg64_write(adapter, &slic_regs->slic_stats64,
2817 &slic_regs->slic_addr_upper,
2818 upr->upr_data_h, FLUSH);
2823 slic_reg64_write(adapter, &slic_regs->slic_rlsr, upr->upr_data,
2824 &slic_regs->slic_addr_upper, upr->upr_data_h,
2828 case SLIC_UPR_RCONFIG:
2829 slic_reg64_write(adapter, &slic_regs->slic_rconfig,
2830 upr->upr_data, &slic_regs->slic_addr_upper,
2831 upr->upr_data_h, FLUSH);
2834 slic_reg32_write(&slic_regs->slic_ping, 1, FLUSH);
2841 static void slic_link_upr_complete(struct adapter *adapter, u32 isr)
2843 u32 linkstatus = adapter->pshmem->linkstatus;
2845 unsigned char linkspeed;
2846 unsigned char linkduplex;
2848 if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
2849 struct slic_shmem *pshmem;
2851 pshmem = (struct slic_shmem *)adapter->phys_shmem;
2852 #if defined(CONFIG_X86_64)
2853 slic_upr_queue_request(adapter,
2855 SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
2856 SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
2858 #elif defined(CONFIG_X86)
2859 slic_upr_queue_request(adapter,
2861 (u32) &pshmem->linkstatus,
2862 SLIC_GET_ADDR_HIGH(pshmem), 0, 0);
2868 if (adapter->state != ADAPT_UP)
2871 ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID)
2872 || (adapter->devid == SLIC_2GB_DEVICE_ID));
2874 linkup = linkstatus & GIG_LINKUP ? LINK_UP : LINK_DOWN;
2875 if (linkstatus & GIG_SPEED_1000)
2876 linkspeed = LINK_1000MB;
2877 else if (linkstatus & GIG_SPEED_100)
2878 linkspeed = LINK_100MB;
2880 linkspeed = LINK_10MB;
2882 if (linkstatus & GIG_FULLDUPLEX)
2883 linkduplex = LINK_FULLD;
2885 linkduplex = LINK_HALFD;
2887 if ((adapter->linkstate == LINK_DOWN) && (linkup == LINK_DOWN))
2890 /* link up event, but nothing has changed */
2891 if ((adapter->linkstate == LINK_UP) &&
2892 (linkup == LINK_UP) &&
2893 (adapter->linkspeed == linkspeed) &&
2894 (adapter->linkduplex == linkduplex))
2897 /* link has changed at this point */
2899 /* link has gone from up to down */
2900 if (linkup == LINK_DOWN) {
2901 adapter->linkstate = LINK_DOWN;
2905 /* link has gone from down to up */
2906 adapter->linkspeed = linkspeed;
2907 adapter->linkduplex = linkduplex;
2909 if (adapter->linkstate != LINK_UP) {
2911 slic_config_set(adapter, true);
2912 adapter->linkstate = LINK_UP;
2913 netif_start_queue(adapter->netdev);
2918 * this is here to checksum the eeprom, there is some ucode bug
2919 * which prevens us from using the ucode result.
2920 * remove this once ucode is fixed.
2922 static ushort slic_eeprom_cksum(char *m, int len)
2924 #define ADDCARRY(x) (x > 65535 ? x -= 65535 : x)
2925 #define REDUCE {l_util.l = sum; sum = l_util.s[0] + l_util.s[1]; ADDCARRY(sum);\
2930 u32 byte_swapped = 0;
2947 #ifdef CONFIG_X86_64
2948 w_int = (u32) ((ulong) w & 0x00000000FFFFFFFF);
2952 if ((1 & w_int) && (len > 0)) {
2955 s_util.c[0] = *(unsigned char *)w;
2956 w = (u16 *)((char *)w + 1);
2961 /* Unroll the loop to make overhead from branches &c small. */
2962 while ((len -= 32) >= 0) {
2979 w = (u16 *)((ulong) w + 16); /* verify */
2982 while ((len -= 8) >= 0) {
2987 w = (u16 *)((ulong) w + 4); /* verify */
2990 if (len != 0 || byte_swapped != 0) {
2992 while ((len -= 2) >= 0)
2993 sum += *w++; /* verify */
2999 s_util.c[1] = *(char *) w;
3006 } else if (len == -1) {
3007 s_util.c[0] = *(char *) w;
3016 return (ushort) sum;
3019 static int slic_rspqueue_init(struct adapter *adapter)
3022 struct slic_rspqueue *rspq = &adapter->rspqueue;
3023 __iomem struct slic_regs *slic_regs = adapter->slic_regs;
3026 ASSERT(adapter->state == ADAPT_DOWN);
3027 memset(rspq, 0, sizeof(struct slic_rspqueue));
3029 rspq->num_pages = SLIC_RSPQ_PAGES_GB;
3031 for (i = 0; i < rspq->num_pages; i++) {
3032 rspq->vaddr[i] = pci_alloc_consistent(adapter->pcidev,
3035 if (!rspq->vaddr[i]) {
3036 dev_err(&adapter->pcidev->dev,
3037 "pci_alloc_consistent failed\n");
3038 slic_rspqueue_free(adapter);
3039 return STATUS_FAILURE;
3041 #ifndef CONFIG_X86_64
3042 ASSERT(((u32) rspq->vaddr[i] & 0xFFFFF000) ==
3043 (u32) rspq->vaddr[i]);
3044 ASSERT(((u32) rspq->paddr[i] & 0xFFFFF000) ==
3045 (u32) rspq->paddr[i]);
3047 memset(rspq->vaddr[i], 0, PAGE_SIZE);
3050 slic_reg32_write(&slic_regs->slic_rbar,
3051 (rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE),
3054 slic_reg64_write(adapter, &slic_regs->slic_rbar64,
3055 (rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE),
3056 &slic_regs->slic_addr_upper,
3057 paddrh, DONT_FLUSH);
3061 rspq->pageindex = 0;
3062 rspq->rspbuf = (struct slic_rspbuf *)rspq->vaddr[0];
3063 return STATUS_SUCCESS;
3066 static void slic_rspqueue_free(struct adapter *adapter)
3069 struct slic_rspqueue *rspq = &adapter->rspqueue;
3071 for (i = 0; i < rspq->num_pages; i++) {
3072 if (rspq->vaddr[i]) {
3073 pci_free_consistent(adapter->pcidev, PAGE_SIZE,
3074 rspq->vaddr[i], rspq->paddr[i]);
3076 rspq->vaddr[i] = NULL;
3080 rspq->pageindex = 0;
3081 rspq->rspbuf = NULL;
3084 static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter)
3086 struct slic_rspqueue *rspq = &adapter->rspqueue;
3087 struct slic_rspbuf *buf;
3089 if (!(rspq->rspbuf->status))
3093 #ifndef CONFIG_X86_64
3094 ASSERT((buf->status & 0xFFFFFFE0) == 0);
3096 ASSERT(buf->hosthandle);
3097 if (++rspq->offset < SLIC_RSPQ_BUFSINPAGE) {
3099 #ifndef CONFIG_X86_64
3100 ASSERT(((u32) rspq->rspbuf & 0xFFFFFFE0) ==
3101 (u32) rspq->rspbuf);
3104 ASSERT(rspq->offset == SLIC_RSPQ_BUFSINPAGE);
3105 slic_reg64_write(adapter, &adapter->slic_regs->slic_rbar64,
3106 (rspq->paddr[rspq->pageindex] | SLIC_RSPQ_BUFSINPAGE),
3107 &adapter->slic_regs->slic_addr_upper, 0, DONT_FLUSH);
3108 rspq->pageindex = (++rspq->pageindex) % rspq->num_pages;
3110 rspq->rspbuf = (struct slic_rspbuf *)
3111 rspq->vaddr[rspq->pageindex];
3112 #ifndef CONFIG_X86_64
3113 ASSERT(((u32) rspq->rspbuf & 0xFFFFF000) ==
3114 (u32) rspq->rspbuf);
3117 #ifndef CONFIG_X86_64
3118 ASSERT(((u32) buf & 0xFFFFFFE0) == (u32) buf);
3123 static void slic_cmdqmem_init(struct adapter *adapter)
3125 struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
3127 memset(cmdqmem, 0, sizeof(struct slic_cmdqmem));
3130 static void slic_cmdqmem_free(struct adapter *adapter)
3132 struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
3135 for (i = 0; i < SLIC_CMDQ_MAXPAGES; i++) {
3136 if (cmdqmem->pages[i]) {
3137 pci_free_consistent(adapter->pcidev,
3139 (void *) cmdqmem->pages[i],
3140 cmdqmem->dma_pages[i]);
3143 memset(cmdqmem, 0, sizeof(struct slic_cmdqmem));
3146 static u32 *slic_cmdqmem_addpage(struct adapter *adapter)
3148 struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
3151 if (cmdqmem->pagecnt >= SLIC_CMDQ_MAXPAGES)
3153 pageaddr = pci_alloc_consistent(adapter->pcidev,
3155 &cmdqmem->dma_pages[cmdqmem->pagecnt]);
3158 #ifndef CONFIG_X86_64
3159 ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr);
3161 cmdqmem->pages[cmdqmem->pagecnt] = pageaddr;
3166 static int slic_cmdq_init(struct adapter *adapter)
3171 ASSERT(adapter->state == ADAPT_DOWN);
3172 memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
3173 memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
3174 memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
3175 spin_lock_init(&adapter->cmdq_all.lock.lock);
3176 spin_lock_init(&adapter->cmdq_free.lock.lock);
3177 spin_lock_init(&adapter->cmdq_done.lock.lock);
3178 slic_cmdqmem_init(adapter);
3179 adapter->slic_handle_ix = 1;
3180 for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) {
3181 pageaddr = slic_cmdqmem_addpage(adapter);
3182 #ifndef CONFIG_X86_64
3183 ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr);
3186 slic_cmdq_free(adapter);
3187 return STATUS_FAILURE;
3189 slic_cmdq_addcmdpage(adapter, pageaddr);
3191 adapter->slic_handle_ix = 1;
3193 return STATUS_SUCCESS;
3196 static void slic_cmdq_free(struct adapter *adapter)
3198 struct slic_hostcmd *cmd;
3200 cmd = adapter->cmdq_all.head;
3203 struct sk_buff *tempskb;
3208 dev_kfree_skb_irq(tempskb);
3211 cmd = cmd->next_all;
3213 memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
3214 memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
3215 memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
3216 slic_cmdqmem_free(adapter);
3219 static void slic_cmdq_reset(struct adapter *adapter)
3221 struct slic_hostcmd *hcmd;
3222 struct sk_buff *skb;
3225 spin_lock_irqsave(&adapter->cmdq_free.lock.lock,
3226 adapter->cmdq_free.lock.flags);
3227 spin_lock_irqsave(&adapter->cmdq_done.lock.lock,
3228 adapter->cmdq_done.lock.flags);
3229 outstanding = adapter->cmdq_all.count - adapter->cmdq_done.count;
3230 outstanding -= adapter->cmdq_free.count;
3231 hcmd = adapter->cmdq_all.head;
3238 dev_kfree_skb_irq(skb);
3240 hcmd = hcmd->next_all;
3242 adapter->cmdq_free.count = 0;
3243 adapter->cmdq_free.head = NULL;
3244 adapter->cmdq_free.tail = NULL;
3245 adapter->cmdq_done.count = 0;
3246 adapter->cmdq_done.head = NULL;
3247 adapter->cmdq_done.tail = NULL;
3248 adapter->cmdq_free.head = adapter->cmdq_all.head;
3249 hcmd = adapter->cmdq_all.head;
3251 adapter->cmdq_free.count++;
3252 hcmd->next = hcmd->next_all;
3253 hcmd = hcmd->next_all;
3255 if (adapter->cmdq_free.count != adapter->cmdq_all.count) {
3256 dev_err(&adapter->netdev->dev,
3257 "free_count %d != all count %d\n",
3258 adapter->cmdq_free.count, adapter->cmdq_all.count);
3260 spin_unlock_irqrestore(&adapter->cmdq_done.lock.lock,
3261 adapter->cmdq_done.lock.flags);
3262 spin_unlock_irqrestore(&adapter->cmdq_free.lock.lock,
3263 adapter->cmdq_free.lock.flags);
3266 static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page)
3268 struct slic_hostcmd *cmd;
3269 struct slic_hostcmd *prev;
3270 struct slic_hostcmd *tail;
3271 struct slic_cmdqueue *cmdq;
3277 struct slic_handle *pslic_handle;
3280 cmd = (struct slic_hostcmd *)cmdaddr;
3283 phys_addr = virt_to_bus((void *)page);
3284 phys_addrl = SLIC_GET_ADDR_LOW(phys_addr);
3285 phys_addrh = SLIC_GET_ADDR_HIGH(phys_addr);
3289 while ((cmdcnt < SLIC_CMDQ_CMDSINPAGE) &&
3290 (adapter->slic_handle_ix < 256)) {
3291 /* Allocate and initialize a SLIC_HANDLE for this command */
3292 SLIC_GET_SLIC_HANDLE(adapter, pslic_handle);
3293 if (pslic_handle == NULL)
3295 ASSERT(pslic_handle ==
3296 &adapter->slic_handles[pslic_handle->token.
3298 pslic_handle->type = SLIC_HANDLE_CMD;
3299 pslic_handle->address = (void *) cmd;
3300 pslic_handle->offset = (ushort) adapter->slic_handle_ix++;
3301 pslic_handle->other_handle = NULL;
3302 pslic_handle->next = NULL;
3304 cmd->pslic_handle = pslic_handle;
3305 cmd->cmd64.hosthandle = pslic_handle->token.handle_token;
3307 cmd->paddrl = phys_addrl;
3308 cmd->paddrh = phys_addrh;
3309 cmd->next_all = prev;
3312 phys_addrl += SLIC_HOSTCMD_SIZE;
3313 cmdaddr += SLIC_HOSTCMD_SIZE;
3315 cmd = (struct slic_hostcmd *)cmdaddr;
3319 cmdq = &adapter->cmdq_all;
3320 cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */
3321 tail->next_all = cmdq->head;
3323 cmdq = &adapter->cmdq_free;
3324 spin_lock_irqsave(&cmdq->lock.lock, cmdq->lock.flags);
3325 cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */
3326 tail->next = cmdq->head;
3328 spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags);
3331 static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter)
3333 struct slic_cmdqueue *cmdq = &adapter->cmdq_free;
3334 struct slic_hostcmd *cmd = NULL;
3337 spin_lock_irqsave(&cmdq->lock.lock, cmdq->lock.flags);
3341 cmdq->head = cmd->next;
3343 spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags);
3345 slic_cmdq_getdone(adapter);
3352 spin_unlock_irqrestore(&cmdq->lock.lock,
3354 pageaddr = slic_cmdqmem_addpage(adapter);
3356 slic_cmdq_addcmdpage(adapter, pageaddr);
3357 goto lock_and_retry;
3364 static void slic_cmdq_getdone(struct adapter *adapter)
3366 struct slic_cmdqueue *done_cmdq = &adapter->cmdq_done;
3367 struct slic_cmdqueue *free_cmdq = &adapter->cmdq_free;
3369 ASSERT(free_cmdq->head == NULL);
3370 spin_lock_irqsave(&done_cmdq->lock.lock, done_cmdq->lock.flags);
3372 free_cmdq->head = done_cmdq->head;
3373 free_cmdq->count = done_cmdq->count;
3374 done_cmdq->head = NULL;
3375 done_cmdq->tail = NULL;
3376 done_cmdq->count = 0;
3377 spin_unlock_irqrestore(&done_cmdq->lock.lock, done_cmdq->lock.flags);
3380 static void slic_cmdq_putdone_irq(struct adapter *adapter,
3381 struct slic_hostcmd *cmd)
3383 struct slic_cmdqueue *cmdq = &adapter->cmdq_done;
3385 spin_lock(&cmdq->lock.lock);
3387 cmd->next = cmdq->head;
3390 if ((adapter->xmitq_full) && (cmdq->count > 10))
3391 netif_wake_queue(adapter->netdev);
3392 spin_unlock(&cmdq->lock.lock);
3395 static int slic_rcvqueue_init(struct adapter *adapter)
3398 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
3400 ASSERT(adapter->state == ADAPT_DOWN);
3403 rcvq->size = SLIC_RCVQ_ENTRIES;
3406 i = (SLIC_RCVQ_ENTRIES / SLIC_RCVQ_FILLENTRIES);
3409 count += slic_rcvqueue_fill(adapter);
3412 if (rcvq->count < SLIC_RCVQ_MINENTRIES) {
3413 slic_rcvqueue_free(adapter);
3414 return STATUS_FAILURE;
3416 return STATUS_SUCCESS;
3419 static void slic_rcvqueue_free(struct adapter *adapter)
3421 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
3422 struct sk_buff *skb;
3424 while (rcvq->head) {
3426 rcvq->head = rcvq->head->next;
3434 static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter)
3436 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
3437 struct sk_buff *skb;
3438 struct slic_rcvbuf *rcvbuf;
3443 rcvbuf = (struct slic_rcvbuf *)skb->head;
3446 if (rcvbuf->status & IRHDDR_SVALID) {
3447 rcvq->head = rcvq->head->next;
3454 dev_err(&adapter->netdev->dev,
3455 "RcvQ Empty!! rcvq[%p] count[%x]\n", rcvq, rcvq->count);
3458 while (rcvq->count < SLIC_RCVQ_FILLTHRESH) {
3459 count = slic_rcvqueue_fill(adapter);
3468 static int slic_rcvqueue_fill(struct adapter *adapter)
3473 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
3475 struct device *dev = &adapter->netdev->dev;
3477 while (i < SLIC_RCVQ_FILLENTRIES) {
3478 struct slic_rcvbuf *rcvbuf;
3479 struct sk_buff *skb;
3480 #ifdef KLUDGE_FOR_4GB_BOUNDARY
3483 skb = alloc_skb(SLIC_RCVQ_RCVBUFSIZE, GFP_ATOMIC);
3485 paddr = (void *)pci_map_single(adapter->pcidev,
3487 SLIC_RCVQ_RCVBUFSIZE,
3488 PCI_DMA_FROMDEVICE);
3489 paddrl = SLIC_GET_ADDR_LOW(paddr);
3490 paddrh = SLIC_GET_ADDR_HIGH(paddr);
3492 skb->len = SLIC_RCVBUF_HEADSIZE;
3493 rcvbuf = (struct slic_rcvbuf *)skb->head;
3496 #ifdef KLUDGE_FOR_4GB_BOUNDARY
3498 dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
3500 dev_err(dev, "skb[%p] PROBLEM\n", skb);
3501 dev_err(dev, " skbdata[%p]\n", skb->data);
3502 dev_err(dev, " skblen[%x]\n", skb->len);
3503 dev_err(dev, " paddr[%p]\n", paddr);
3504 dev_err(dev, " paddrl[%x]\n", paddrl);
3505 dev_err(dev, " paddrh[%x]\n", paddrh);
3506 dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
3507 dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
3508 dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
3509 dev_err(dev, "SKIP THIS SKB!!!!!!!!\n");
3510 goto retry_rcvqfill;
3514 dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
3516 dev_err(dev, "skb[%p] PROBLEM\n", skb);
3517 dev_err(dev, " skbdata[%p]\n", skb->data);
3518 dev_err(dev, " skblen[%x]\n", skb->len);
3519 dev_err(dev, " paddr[%p]\n", paddr);
3520 dev_err(dev, " paddrl[%x]\n", paddrl);
3521 dev_err(dev, " paddrh[%x]\n", paddrh);
3522 dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
3523 dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
3524 dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
3525 dev_err(dev, "GIVE TO CARD ANYWAY\n");
3529 slic_reg32_write(&adapter->slic_regs->slic_hbar,
3530 (u32)paddrl, DONT_FLUSH);
3532 slic_reg64_write(adapter,
3533 &adapter->slic_regs->slic_hbar64,
3535 &adapter->slic_regs->slic_addr_upper,
3536 paddrh, DONT_FLUSH);
3539 rcvq->tail->next = skb;
3546 dev_err(&adapter->netdev->dev,
3547 "slic_rcvqueue_fill could only get [%d] skbuffs\n",
3555 static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb)
3557 struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
3561 struct slic_rcvbuf *rcvbuf = (struct slic_rcvbuf *)skb->head;
3564 ASSERT(skb->len == SLIC_RCVBUF_HEADSIZE);
3566 paddr = (void *)pci_map_single(adapter->pcidev, skb->head,
3567 SLIC_RCVQ_RCVBUFSIZE, PCI_DMA_FROMDEVICE);
3571 paddrl = SLIC_GET_ADDR_LOW(paddr);
3572 paddrh = SLIC_GET_ADDR_HIGH(paddr);
3575 dev = &adapter->netdev->dev;
3576 dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
3578 dev_err(dev, "skb[%p] PROBLEM\n", skb);
3579 dev_err(dev, " skbdata[%p]\n", skb->data);
3580 dev_err(dev, " skblen[%x]\n", skb->len);
3581 dev_err(dev, " paddr[%p]\n", paddr);
3582 dev_err(dev, " paddrl[%x]\n", paddrl);
3583 dev_err(dev, " paddrh[%x]\n", paddrh);
3584 dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
3585 dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
3586 dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
3589 slic_reg32_write(&adapter->slic_regs->slic_hbar, (u32)paddrl,
3592 slic_reg64_write(adapter, &adapter->slic_regs->slic_hbar64,
3593 paddrl, &adapter->slic_regs->slic_addr_upper,
3594 paddrh, DONT_FLUSH);
3597 rcvq->tail->next = skb;
3605 static int slic_debug_card_show(struct seq_file *seq, void *v)
3609 struct sliccard *card = seq->private;
3610 struct slic_config *config = &card->config;
3611 unsigned char *fru = (unsigned char *)(&card->config.atk_fru);
3612 unsigned char *oemfru = (unsigned char *)(&card->config.OemFru);
3615 seq_printf(seq, "driver_version : %s\n", slic_proc_version);
3616 seq_printf(seq, "Microcode versions: \n");
3617 seq_printf(seq, " Gigabit (gb) : %s %s\n",
3618 MOJAVE_UCODE_VERS_STRING, MOJAVE_UCODE_VERS_DATE);
3619 seq_printf(seq, " Gigabit Receiver : %s %s\n",
3620 GB_RCVUCODE_VERS_STRING, GB_RCVUCODE_VERS_DATE);
3621 seq_printf(seq, "Vendor : %s\n", slic_vendor);
3622 seq_printf(seq, "Product Name : %s\n", slic_product_name);
3624 seq_printf(seq, "VendorId : %4.4X\n",
3626 seq_printf(seq, "DeviceId : %4.4X\n",
3628 seq_printf(seq, "RevisionId : %2.2x\n",
3629 config->RevisionId);
3630 seq_printf(seq, "Bus # : %d\n", card->busnumber);
3631 seq_printf(seq, "Device # : %d\n", card->slotnumber);
3632 seq_printf(seq, "Interfaces : %d\n", card->card_size);
3633 seq_printf(seq, " Initialized : %d\n",
3634 card->adapters_activated);
3635 seq_printf(seq, " Allocated : %d\n",
3636 card->adapters_allocated);
3637 ASSERT(card->card_size <= SLIC_NBR_MACS);
3638 for (i = 0; i < card->card_size; i++) {
3640 " MAC%d : %2.2X %2.2X %2.2X %2.2X %2.2X %2.2X\n",
3641 i, config->macinfo[i].macaddrA[0],
3642 config->macinfo[i].macaddrA[1],
3643 config->macinfo[i].macaddrA[2],
3644 config->macinfo[i].macaddrA[3],
3645 config->macinfo[i].macaddrA[4],
3646 config->macinfo[i].macaddrA[5]);
3648 seq_printf(seq, " IF Init State Duplex/Speed irq\n");
3649 seq_printf(seq, " -------------------------------\n");
3650 for (i = 0; i < card->adapters_allocated; i++) {
3651 struct adapter *adapter;
3653 adapter = card->adapter[i];
3656 " %d %d %s %s %s 0x%X\n",
3657 adapter->physport, adapter->state,
3658 SLIC_LINKSTATE(adapter->linkstate),
3659 SLIC_DUPLEX(adapter->linkduplex),
3660 SLIC_SPEED(adapter->linkspeed),
3661 (uint) adapter->irq);
3664 seq_printf(seq, "Generation # : %4.4X\n", card->gennumber);
3665 seq_printf(seq, "RcvQ max entries : %4.4X\n",
3667 seq_printf(seq, "Ping Status : %8.8X\n",
3669 seq_printf(seq, "Minimum grant : %2.2x\n",
3671 seq_printf(seq, "Maximum Latency : %2.2x\n", config->MaxLat);
3672 seq_printf(seq, "PciStatus : %4.4x\n",
3674 seq_printf(seq, "Debug Device Id : %4.4x\n",
3676 seq_printf(seq, "DRAM ROM Function : %4.4x\n",
3678 seq_printf(seq, "Network interface Pin 1 : %2.2x\n",
3679 config->NetIntPin1);
3680 seq_printf(seq, "Network interface Pin 2 : %2.2x\n",
3681 config->NetIntPin1);
3682 seq_printf(seq, "Network interface Pin 3 : %2.2x\n",
3683 config->NetIntPin1);
3684 seq_printf(seq, "PM capabilities : %4.4X\n",
3686 seq_printf(seq, "Network Clock Controls : %4.4X\n",
3687 config->NwClkCtrls);
3689 switch (config->FruFormat) {
3690 case ATK_FRU_FORMAT:
3693 "Vendor : Alacritech, Inc.\n");
3695 "Assembly # : %c%c%c%c%c%c\n",
3696 fru[0], fru[1], fru[2], fru[3], fru[4],
3699 "Revision # : %c%c\n",
3702 if (config->OEMFruFormat == VENDOR4_FRU_FORMAT) {
3705 "%c%c%c%c%c%c%c%c%c%c%c%c\n",
3706 fru[8], fru[9], fru[10],
3707 fru[11], fru[12], fru[13],
3708 fru[16], fru[17], fru[18],
3709 fru[19], fru[20], fru[21]);
3713 "%c%c%c%c%c%c%c%c%c%c%c%c%c%c\n",
3714 fru[8], fru[9], fru[10],
3715 fru[11], fru[12], fru[13],
3716 fru[14], fru[15], fru[16],
3717 fru[17], fru[18], fru[19],
3726 "Vendor : Alacritech, Inc.\n");
3728 "Serial # : Empty FRU\n");
3733 switch (config->OEMFruFormat) {
3734 case VENDOR1_FRU_FORMAT:
3736 seq_printf(seq, "FRU Information:\n");
3737 seq_printf(seq, " Commodity # : %c\n",
3740 " Assembly # : %c%c%c%c\n",
3741 oemfru[1], oemfru[2], oemfru[3], oemfru[4]);
3743 " Revision # : %c%c\n",
3744 oemfru[5], oemfru[6]);
3746 " Supplier # : %c%c\n",
3747 oemfru[7], oemfru[8]);
3750 oemfru[9], oemfru[10]);
3752 " Sequence # : %c%c%c\n",
3753 oemfru[11], oemfru[12], oemfru[13]);
3757 case VENDOR2_FRU_FORMAT:
3759 seq_printf(seq, "FRU Information:\n");
3762 "%c%c%c%c%c%c%c%c\n",
3763 oemfru[0], oemfru[1], oemfru[2],
3764 oemfru[3], oemfru[4], oemfru[5],
3765 oemfru[6], oemfru[7]);
3767 " Supplier # : %c%c%c%c%c\n",
3768 oemfru[8], oemfru[9], oemfru[10],
3769 oemfru[11], oemfru[12]);
3772 oemfru[13], oemfru[14], oemfru[15]);
3774 " Sequence # : %c%c%c%c\n",
3775 oemfru[16], oemfru[17], oemfru[18],
3780 case VENDOR3_FRU_FORMAT:
3782 seq_printf(seq, "FRU Information:\n");
3785 case VENDOR4_FRU_FORMAT:
3787 seq_printf(seq, "FRU Information:\n");
3790 "%c%c%c%c%c%c%c%c\n",
3791 oemfru[0], oemfru[1], oemfru[2],
3792 oemfru[3], oemfru[4], oemfru[5],
3793 oemfru[6], oemfru[7]);
3796 "%c%c%c%c%c%c%c%c\n",
3797 oemfru[8], oemfru[9], oemfru[10],
3798 oemfru[11], oemfru[12], oemfru[13],
3799 oemfru[14], oemfru[15]);
3802 "%c%c%c%c%c%c%c%c\n",
3803 oemfru[16], oemfru[17], oemfru[18],
3804 oemfru[19], oemfru[20], oemfru[21],
3805 oemfru[22], oemfru[23]);
3817 static int slic_debug_adapter_show(struct seq_file *seq, void *v)
3819 struct adapter *adapter = seq->private;
3821 if ((adapter->netdev) && (adapter->netdev->name)) {
3822 seq_printf(seq, "info: interface : %s\n",
3823 adapter->netdev->name);
3825 seq_printf(seq, "info: status : %s\n",
3826 SLIC_LINKSTATE(adapter->linkstate));
3827 seq_printf(seq, "info: port : %d\n",
3829 seq_printf(seq, "info: speed : %s\n",
3830 SLIC_SPEED(adapter->linkspeed));
3831 seq_printf(seq, "info: duplex : %s\n",
3832 SLIC_DUPLEX(adapter->linkduplex));
3833 seq_printf(seq, "info: irq : 0x%X\n",
3834 (uint) adapter->irq);
3835 seq_printf(seq, "info: Interrupt Agg Delay: %d usec\n",
3836 adapter->card->loadlevel_current);
3837 seq_printf(seq, "info: RcvQ max entries : %4.4X\n",
3839 seq_printf(seq, "info: RcvQ current : %4.4X\n",
3840 adapter->rcvqueue.count);
3841 seq_printf(seq, "rx stats: packets : %8.8lX\n",
3842 adapter->stats.rx_packets);
3843 seq_printf(seq, "rx stats: bytes : %8.8lX\n",
3844 adapter->stats.rx_bytes);
3845 seq_printf(seq, "rx stats: broadcasts : %8.8X\n",
3846 adapter->rcv_broadcasts);
3847 seq_printf(seq, "rx stats: multicasts : %8.8X\n",
3848 adapter->rcv_multicasts);
3849 seq_printf(seq, "rx stats: unicasts : %8.8X\n",
3850 adapter->rcv_unicasts);
3851 seq_printf(seq, "rx stats: errors : %8.8X\n",
3852 (u32) adapter->slic_stats.iface.rcv_errors);
3853 seq_printf(seq, "rx stats: Missed errors : %8.8X\n",
3854 (u32) adapter->slic_stats.iface.rcv_discards);
3855 seq_printf(seq, "rx stats: drops : %8.8X\n",
3856 (u32) adapter->rcv_drops);
3857 seq_printf(seq, "tx stats: packets : %8.8lX\n",
3858 adapter->stats.tx_packets);
3859 seq_printf(seq, "tx stats: bytes : %8.8lX\n",
3860 adapter->stats.tx_bytes);
3861 seq_printf(seq, "tx stats: errors : %8.8X\n",
3862 (u32) adapter->slic_stats.iface.xmt_errors);
3863 seq_printf(seq, "rx stats: multicasts : %8.8lX\n",
3864 adapter->stats.multicast);
3865 seq_printf(seq, "tx stats: collision errors : %8.8X\n",
3866 (u32) adapter->slic_stats.iface.xmit_collisions);
3867 seq_printf(seq, "perf: Max rcv frames/isr : %8.8X\n",
3868 adapter->max_isr_rcvs);
3869 seq_printf(seq, "perf: Rcv interrupt yields : %8.8X\n",
3870 adapter->rcv_interrupt_yields);
3871 seq_printf(seq, "perf: Max xmit complete/isr : %8.8X\n",
3872 adapter->max_isr_xmits);
3873 seq_printf(seq, "perf: error interrupts : %8.8X\n",
3874 adapter->error_interrupts);
3875 seq_printf(seq, "perf: error rmiss interrupts : %8.8X\n",
3876 adapter->error_rmiss_interrupts);
3877 seq_printf(seq, "perf: rcv interrupts : %8.8X\n",
3878 adapter->rcv_interrupts);
3879 seq_printf(seq, "perf: xmit interrupts : %8.8X\n",
3880 adapter->xmit_interrupts);
3881 seq_printf(seq, "perf: link event interrupts : %8.8X\n",
3882 adapter->linkevent_interrupts);
3883 seq_printf(seq, "perf: UPR interrupts : %8.8X\n",
3884 adapter->upr_interrupts);
3885 seq_printf(seq, "perf: interrupt count : %8.8X\n",
3887 seq_printf(seq, "perf: false interrupts : %8.8X\n",
3888 adapter->false_interrupts);
3889 seq_printf(seq, "perf: All register writes : %8.8X\n",
3890 adapter->all_reg_writes);
3891 seq_printf(seq, "perf: ICR register writes : %8.8X\n",
3892 adapter->icr_reg_writes);
3893 seq_printf(seq, "perf: ISR register writes : %8.8X\n",
3894 adapter->isr_reg_writes);
3895 seq_printf(seq, "ifevents: overflow 802 errors : %8.8X\n",
3896 adapter->if_events.oflow802);
3897 seq_printf(seq, "ifevents: transport overflow errors: %8.8X\n",
3898 adapter->if_events.Tprtoflow);
3899 seq_printf(seq, "ifevents: underflow errors : %8.8X\n",
3900 adapter->if_events.uflow802);
3901 seq_printf(seq, "ifevents: receive early : %8.8X\n",
3902 adapter->if_events.rcvearly);
3903 seq_printf(seq, "ifevents: buffer overflows : %8.8X\n",
3904 adapter->if_events.Bufov);
3905 seq_printf(seq, "ifevents: carrier errors : %8.8X\n",
3906 adapter->if_events.Carre);
3907 seq_printf(seq, "ifevents: Long : %8.8X\n",
3908 adapter->if_events.Longe);
3909 seq_printf(seq, "ifevents: invalid preambles : %8.8X\n",
3910 adapter->if_events.Invp);
3911 seq_printf(seq, "ifevents: CRC errors : %8.8X\n",
3912 adapter->if_events.Crc);
3913 seq_printf(seq, "ifevents: dribble nibbles : %8.8X\n",
3914 adapter->if_events.Drbl);
3915 seq_printf(seq, "ifevents: Code violations : %8.8X\n",
3916 adapter->if_events.Code);
3917 seq_printf(seq, "ifevents: TCP checksum errors : %8.8X\n",
3918 adapter->if_events.TpCsum);
3919 seq_printf(seq, "ifevents: TCP header short errors : %8.8X\n",
3920 adapter->if_events.TpHlen);
3921 seq_printf(seq, "ifevents: IP checksum errors : %8.8X\n",
3922 adapter->if_events.IpCsum);
3923 seq_printf(seq, "ifevents: IP frame incompletes : %8.8X\n",
3924 adapter->if_events.IpLen);
3925 seq_printf(seq, "ifevents: IP headers shorts : %8.8X\n",
3926 adapter->if_events.IpHlen);
3930 static int slic_debug_adapter_open(struct inode *inode, struct file *file)
3932 return single_open(file, slic_debug_adapter_show, inode->i_private);
3935 static int slic_debug_card_open(struct inode *inode, struct file *file)
3937 return single_open(file, slic_debug_card_show, inode->i_private);
3940 static const struct file_operations slic_debug_adapter_fops = {
3941 .owner = THIS_MODULE,
3942 .open = slic_debug_adapter_open,
3944 .llseek = seq_lseek,
3945 .release = single_release,
3948 static const struct file_operations slic_debug_card_fops = {
3949 .owner = THIS_MODULE,
3950 .open = slic_debug_card_open,
3952 .llseek = seq_lseek,
3953 .release = single_release,
3956 static void slic_debug_adapter_create(struct adapter *adapter)
3960 struct sliccard *card = adapter->card;
3962 if (!card->debugfs_dir)
3965 sprintf(name, "port%d", adapter->port);
3966 d = debugfs_create_file(name, S_IRUGO,
3967 card->debugfs_dir, adapter,
3968 &slic_debug_adapter_fops);
3969 if (!d || IS_ERR(d))
3970 pr_info(PFX "%s: debugfs create failed\n", name);
3972 adapter->debugfs_entry = d;
3975 static void slic_debug_adapter_destroy(struct adapter *adapter)
3977 debugfs_remove(adapter->debugfs_entry);
3978 adapter->debugfs_entry = NULL;
3981 static void slic_debug_card_create(struct sliccard *card)
3984 char name[IFNAMSIZ];
3986 snprintf(name, sizeof(name), "slic%d", card->cardnum);
3987 d = debugfs_create_dir(name, slic_debugfs);
3988 if (!d || IS_ERR(d))
3989 pr_info(PFX "%s: debugfs create dir failed\n",
3992 card->debugfs_dir = d;
3993 d = debugfs_create_file("cardinfo", S_IRUGO,
3995 &slic_debug_card_fops);
3996 if (!d || IS_ERR(d))
3997 pr_info(PFX "%s: debugfs create failed\n",
4000 card->debugfs_cardinfo = d;
4004 static void slic_debug_card_destroy(struct sliccard *card)
4008 for (i = 0; i < card->card_size; i++) {
4009 struct adapter *adapter;
4011 adapter = card->adapter[i];
4013 slic_debug_adapter_destroy(adapter);
4015 if (card->debugfs_cardinfo) {
4016 debugfs_remove(card->debugfs_cardinfo);
4017 card->debugfs_cardinfo = NULL;
4019 if (card->debugfs_dir) {
4020 debugfs_remove(card->debugfs_dir);
4021 card->debugfs_dir = NULL;
4025 static void slic_debug_init(void)
4029 ent = debugfs_create_dir("slic", NULL);
4030 if (!ent || IS_ERR(ent)) {
4031 pr_info(PFX "debugfs create directory failed\n");
4038 static void slic_debug_cleanup(void)
4041 debugfs_remove(slic_debugfs);
4042 slic_debugfs = NULL;
4046 /******************************************************************************/
4047 /**************** MODULE INITIATION / TERMINATION FUNCTIONS ***************/
4048 /******************************************************************************/
4050 static struct pci_driver slic_driver = {
4052 .id_table = slic_pci_tbl,
4053 .probe = slic_entry_probe,
4054 .remove = __devexit_p(slic_entry_remove),
4057 static int __init slic_module_init(void)
4061 if (debug >= 0 && slic_debug != debug)
4062 printk(KERN_DEBUG KBUILD_MODNAME ": debug level is %d.\n",
4067 return pci_register_driver(&slic_driver);
4070 static void __exit slic_module_cleanup(void)
4072 pci_unregister_driver(&slic_driver);
4073 slic_debug_cleanup();
4076 module_init(slic_module_init);
4077 module_exit(slic_module_cleanup);