/*
- * drivers/net/mv643xx_eth.c - Driver for MV643XX ethernet ports
+ * Driver for Marvell Discovery (MV643XX) and Marvell Orion ethernet ports
* Copyright (C) 2002 Matthew Dharm <mdharm@momenco.com>
*
* Based on the 64360 driver from:
#include <linux/ethtool.h>
#include <linux/platform_device.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/spinlock.h>
+#include <linux/workqueue.h>
+#include <linux/mii.h>
+
+#include <linux/mv643xx_eth.h>
+
#include <asm/io.h>
#include <asm/types.h>
#include <asm/pgtable.h>
#include <asm/system.h>
#include <asm/delay.h>
-#include "mv643xx_eth.h"
+#include <asm/dma-mapping.h>
+
+#define MV643XX_CHECKSUM_OFFLOAD_TX
+#define MV643XX_NAPI
+#define MV643XX_TX_FAST_REFILL
+#undef MV643XX_COAL
+
+/*
+ * Number of RX / TX descriptors on RX / TX rings.
+ * Note that allocating RX descriptors is done by allocating the RX
+ * ring AND a preallocated RX buffers (skb's) for each descriptor.
+ * The TX descriptors only allocates the TX descriptors ring,
+ * with no pre allocated TX buffers (skb's are allocated by higher layers.
+ */
+
+/* Default TX ring size is 1000 descriptors */
+#define MV643XX_DEFAULT_TX_QUEUE_SIZE 1000
+
+/* Default RX ring size is 400 descriptors */
+#define MV643XX_DEFAULT_RX_QUEUE_SIZE 400
+
+#define MV643XX_TX_COAL 100
+#ifdef MV643XX_COAL
+#define MV643XX_RX_COAL 100
+#endif
+
+#ifdef MV643XX_CHECKSUM_OFFLOAD_TX
+#define MAX_DESCS_PER_SKB (MAX_SKB_FRAGS + 1)
+#else
+#define MAX_DESCS_PER_SKB 1
+#endif
+
+#define ETH_VLAN_HLEN 4
+#define ETH_FCS_LEN 4
+#define ETH_HW_IP_ALIGN 2 /* hw aligns IP header */
+#define ETH_WRAPPER_LEN (ETH_HW_IP_ALIGN + ETH_HLEN + \
+ ETH_VLAN_HLEN + ETH_FCS_LEN)
+#define ETH_RX_SKB_SIZE (dev->mtu + ETH_WRAPPER_LEN + \
+ dma_get_cache_alignment())
+
+/*
+ * Registers shared between all ports.
+ */
+#define PHY_ADDR_REG 0x0000
+#define SMI_REG 0x0004
+
+/*
+ * Per-port registers.
+ */
+#define PORT_CONFIG_REG(p) (0x0400 + ((p) << 10))
+#define PORT_CONFIG_EXTEND_REG(p) (0x0404 + ((p) << 10))
+#define MAC_ADDR_LOW(p) (0x0414 + ((p) << 10))
+#define MAC_ADDR_HIGH(p) (0x0418 + ((p) << 10))
+#define SDMA_CONFIG_REG(p) (0x041c + ((p) << 10))
+#define PORT_SERIAL_CONTROL_REG(p) (0x043c + ((p) << 10))
+#define PORT_STATUS_REG(p) (0x0444 + ((p) << 10))
+#define TRANSMIT_QUEUE_COMMAND_REG(p) (0x0448 + ((p) << 10))
+#define MAXIMUM_TRANSMIT_UNIT(p) (0x0458 + ((p) << 10))
+#define INTERRUPT_CAUSE_REG(p) (0x0460 + ((p) << 10))
+#define INTERRUPT_CAUSE_EXTEND_REG(p) (0x0464 + ((p) << 10))
+#define INTERRUPT_MASK_REG(p) (0x0468 + ((p) << 10))
+#define INTERRUPT_EXTEND_MASK_REG(p) (0x046c + ((p) << 10))
+#define TX_FIFO_URGENT_THRESHOLD_REG(p) (0x0474 + ((p) << 10))
+#define RX_CURRENT_QUEUE_DESC_PTR_0(p) (0x060c + ((p) << 10))
+#define RECEIVE_QUEUE_COMMAND_REG(p) (0x0680 + ((p) << 10))
+#define TX_CURRENT_QUEUE_DESC_PTR_0(p) (0x06c0 + ((p) << 10))
+#define MIB_COUNTERS_BASE(p) (0x1000 + ((p) << 7))
+#define DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE(p) (0x1400 + ((p) << 10))
+#define DA_FILTER_OTHER_MULTICAST_TABLE_BASE(p) (0x1500 + ((p) << 10))
+#define DA_FILTER_UNICAST_TABLE_BASE(p) (0x1600 + ((p) << 10))
+
+/* These macros describe Ethernet Port configuration reg (Px_cR) bits */
+#define UNICAST_NORMAL_MODE (0 << 0)
+#define UNICAST_PROMISCUOUS_MODE (1 << 0)
+#define DEFAULT_RX_QUEUE(queue) ((queue) << 1)
+#define DEFAULT_RX_ARP_QUEUE(queue) ((queue) << 4)
+#define RECEIVE_BC_IF_NOT_IP_OR_ARP (0 << 7)
+#define REJECT_BC_IF_NOT_IP_OR_ARP (1 << 7)
+#define RECEIVE_BC_IF_IP (0 << 8)
+#define REJECT_BC_IF_IP (1 << 8)
+#define RECEIVE_BC_IF_ARP (0 << 9)
+#define REJECT_BC_IF_ARP (1 << 9)
+#define TX_AM_NO_UPDATE_ERROR_SUMMARY (1 << 12)
+#define CAPTURE_TCP_FRAMES_DIS (0 << 14)
+#define CAPTURE_TCP_FRAMES_EN (1 << 14)
+#define CAPTURE_UDP_FRAMES_DIS (0 << 15)
+#define CAPTURE_UDP_FRAMES_EN (1 << 15)
+#define DEFAULT_RX_TCP_QUEUE(queue) ((queue) << 16)
+#define DEFAULT_RX_UDP_QUEUE(queue) ((queue) << 19)
+#define DEFAULT_RX_BPDU_QUEUE(queue) ((queue) << 22)
+
+#define PORT_CONFIG_DEFAULT_VALUE \
+ UNICAST_NORMAL_MODE | \
+ DEFAULT_RX_QUEUE(0) | \
+ DEFAULT_RX_ARP_QUEUE(0) | \
+ RECEIVE_BC_IF_NOT_IP_OR_ARP | \
+ RECEIVE_BC_IF_IP | \
+ RECEIVE_BC_IF_ARP | \
+ CAPTURE_TCP_FRAMES_DIS | \
+ CAPTURE_UDP_FRAMES_DIS | \
+ DEFAULT_RX_TCP_QUEUE(0) | \
+ DEFAULT_RX_UDP_QUEUE(0) | \
+ DEFAULT_RX_BPDU_QUEUE(0)
+
+/* These macros describe Ethernet Port configuration extend reg (Px_cXR) bits*/
+#define CLASSIFY_EN (1 << 0)
+#define SPAN_BPDU_PACKETS_AS_NORMAL (0 << 1)
+#define SPAN_BPDU_PACKETS_TO_RX_QUEUE_7 (1 << 1)
+#define PARTITION_DISABLE (0 << 2)
+#define PARTITION_ENABLE (1 << 2)
+
+#define PORT_CONFIG_EXTEND_DEFAULT_VALUE \
+ SPAN_BPDU_PACKETS_AS_NORMAL | \
+ PARTITION_DISABLE
+
+/* These macros describe Ethernet Port Sdma configuration reg (SDCR) bits */
+#define RIFB (1 << 0)
+#define RX_BURST_SIZE_1_64BIT (0 << 1)
+#define RX_BURST_SIZE_2_64BIT (1 << 1)
+#define RX_BURST_SIZE_4_64BIT (2 << 1)
+#define RX_BURST_SIZE_8_64BIT (3 << 1)
+#define RX_BURST_SIZE_16_64BIT (4 << 1)
+#define BLM_RX_NO_SWAP (1 << 4)
+#define BLM_RX_BYTE_SWAP (0 << 4)
+#define BLM_TX_NO_SWAP (1 << 5)
+#define BLM_TX_BYTE_SWAP (0 << 5)
+#define DESCRIPTORS_BYTE_SWAP (1 << 6)
+#define DESCRIPTORS_NO_SWAP (0 << 6)
+#define IPG_INT_RX(value) (((value) & 0x3fff) << 8)
+#define TX_BURST_SIZE_1_64BIT (0 << 22)
+#define TX_BURST_SIZE_2_64BIT (1 << 22)
+#define TX_BURST_SIZE_4_64BIT (2 << 22)
+#define TX_BURST_SIZE_8_64BIT (3 << 22)
+#define TX_BURST_SIZE_16_64BIT (4 << 22)
+
+#if defined(__BIG_ENDIAN)
+#define PORT_SDMA_CONFIG_DEFAULT_VALUE \
+ RX_BURST_SIZE_4_64BIT | \
+ IPG_INT_RX(0) | \
+ TX_BURST_SIZE_4_64BIT
+#elif defined(__LITTLE_ENDIAN)
+#define PORT_SDMA_CONFIG_DEFAULT_VALUE \
+ RX_BURST_SIZE_4_64BIT | \
+ BLM_RX_NO_SWAP | \
+ BLM_TX_NO_SWAP | \
+ IPG_INT_RX(0) | \
+ TX_BURST_SIZE_4_64BIT
+#else
+#error One of __BIG_ENDIAN or __LITTLE_ENDIAN must be defined
+#endif
+
+/* These macros describe Ethernet Port serial control reg (PSCR) bits */
+#define SERIAL_PORT_DISABLE (0 << 0)
+#define SERIAL_PORT_ENABLE (1 << 0)
+#define DO_NOT_FORCE_LINK_PASS (0 << 1)
+#define FORCE_LINK_PASS (1 << 1)
+#define ENABLE_AUTO_NEG_FOR_DUPLX (0 << 2)
+#define DISABLE_AUTO_NEG_FOR_DUPLX (1 << 2)
+#define ENABLE_AUTO_NEG_FOR_FLOW_CTRL (0 << 3)
+#define DISABLE_AUTO_NEG_FOR_FLOW_CTRL (1 << 3)
+#define ADV_NO_FLOW_CTRL (0 << 4)
+#define ADV_SYMMETRIC_FLOW_CTRL (1 << 4)
+#define FORCE_FC_MODE_NO_PAUSE_DIS_TX (0 << 5)
+#define FORCE_FC_MODE_TX_PAUSE_DIS (1 << 5)
+#define FORCE_BP_MODE_NO_JAM (0 << 7)
+#define FORCE_BP_MODE_JAM_TX (1 << 7)
+#define FORCE_BP_MODE_JAM_TX_ON_RX_ERR (2 << 7)
+#define SERIAL_PORT_CONTROL_RESERVED (1 << 9)
+#define FORCE_LINK_FAIL (0 << 10)
+#define DO_NOT_FORCE_LINK_FAIL (1 << 10)
+#define RETRANSMIT_16_ATTEMPTS (0 << 11)
+#define RETRANSMIT_FOREVER (1 << 11)
+#define ENABLE_AUTO_NEG_SPEED_GMII (0 << 13)
+#define DISABLE_AUTO_NEG_SPEED_GMII (1 << 13)
+#define DTE_ADV_0 (0 << 14)
+#define DTE_ADV_1 (1 << 14)
+#define DISABLE_AUTO_NEG_BYPASS (0 << 15)
+#define ENABLE_AUTO_NEG_BYPASS (1 << 15)
+#define AUTO_NEG_NO_CHANGE (0 << 16)
+#define RESTART_AUTO_NEG (1 << 16)
+#define MAX_RX_PACKET_1518BYTE (0 << 17)
+#define MAX_RX_PACKET_1522BYTE (1 << 17)
+#define MAX_RX_PACKET_1552BYTE (2 << 17)
+#define MAX_RX_PACKET_9022BYTE (3 << 17)
+#define MAX_RX_PACKET_9192BYTE (4 << 17)
+#define MAX_RX_PACKET_9700BYTE (5 << 17)
+#define MAX_RX_PACKET_MASK (7 << 17)
+#define CLR_EXT_LOOPBACK (0 << 20)
+#define SET_EXT_LOOPBACK (1 << 20)
+#define SET_HALF_DUPLEX_MODE (0 << 21)
+#define SET_FULL_DUPLEX_MODE (1 << 21)
+#define DISABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX (0 << 22)
+#define ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX (1 << 22)
+#define SET_GMII_SPEED_TO_10_100 (0 << 23)
+#define SET_GMII_SPEED_TO_1000 (1 << 23)
+#define SET_MII_SPEED_TO_10 (0 << 24)
+#define SET_MII_SPEED_TO_100 (1 << 24)
+
+#define PORT_SERIAL_CONTROL_DEFAULT_VALUE \
+ DO_NOT_FORCE_LINK_PASS | \
+ ENABLE_AUTO_NEG_FOR_DUPLX | \
+ DISABLE_AUTO_NEG_FOR_FLOW_CTRL | \
+ ADV_SYMMETRIC_FLOW_CTRL | \
+ FORCE_FC_MODE_NO_PAUSE_DIS_TX | \
+ FORCE_BP_MODE_NO_JAM | \
+ (1 << 9) /* reserved */ | \
+ DO_NOT_FORCE_LINK_FAIL | \
+ RETRANSMIT_16_ATTEMPTS | \
+ ENABLE_AUTO_NEG_SPEED_GMII | \
+ DTE_ADV_0 | \
+ DISABLE_AUTO_NEG_BYPASS | \
+ AUTO_NEG_NO_CHANGE | \
+ MAX_RX_PACKET_9700BYTE | \
+ CLR_EXT_LOOPBACK | \
+ SET_FULL_DUPLEX_MODE | \
+ ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX
+
+/* These macros describe Ethernet Serial Status reg (PSR) bits */
+#define PORT_STATUS_MODE_10_BIT (1 << 0)
+#define PORT_STATUS_LINK_UP (1 << 1)
+#define PORT_STATUS_FULL_DUPLEX (1 << 2)
+#define PORT_STATUS_FLOW_CONTROL (1 << 3)
+#define PORT_STATUS_GMII_1000 (1 << 4)
+#define PORT_STATUS_MII_100 (1 << 5)
+/* PSR bit 6 is undocumented */
+#define PORT_STATUS_TX_IN_PROGRESS (1 << 7)
+#define PORT_STATUS_AUTONEG_BYPASSED (1 << 8)
+#define PORT_STATUS_PARTITION (1 << 9)
+#define PORT_STATUS_TX_FIFO_EMPTY (1 << 10)
+/* PSR bits 11-31 are reserved */
+
+#define PORT_DEFAULT_TRANSMIT_QUEUE_SIZE 800
+#define PORT_DEFAULT_RECEIVE_QUEUE_SIZE 400
+
+#define DESC_SIZE 64
+
+#define ETH_RX_QUEUES_ENABLED (1 << 0) /* use only Q0 for receive */
+#define ETH_TX_QUEUES_ENABLED (1 << 0) /* use only Q0 for transmit */
+
+#define ETH_INT_CAUSE_RX_DONE (ETH_RX_QUEUES_ENABLED << 2)
+#define ETH_INT_CAUSE_RX_ERROR (ETH_RX_QUEUES_ENABLED << 9)
+#define ETH_INT_CAUSE_RX (ETH_INT_CAUSE_RX_DONE | ETH_INT_CAUSE_RX_ERROR)
+#define ETH_INT_CAUSE_EXT 0x00000002
+#define ETH_INT_UNMASK_ALL (ETH_INT_CAUSE_RX | ETH_INT_CAUSE_EXT)
+
+#define ETH_INT_CAUSE_TX_DONE (ETH_TX_QUEUES_ENABLED << 0)
+#define ETH_INT_CAUSE_TX_ERROR (ETH_TX_QUEUES_ENABLED << 8)
+#define ETH_INT_CAUSE_TX (ETH_INT_CAUSE_TX_DONE | ETH_INT_CAUSE_TX_ERROR)
+#define ETH_INT_CAUSE_PHY 0x00010000
+#define ETH_INT_CAUSE_STATE 0x00100000
+#define ETH_INT_UNMASK_ALL_EXT (ETH_INT_CAUSE_TX | ETH_INT_CAUSE_PHY | \
+ ETH_INT_CAUSE_STATE)
+
+#define ETH_INT_MASK_ALL 0x00000000
+#define ETH_INT_MASK_ALL_EXT 0x00000000
+
+#define PHY_WAIT_ITERATIONS 1000 /* 1000 iterations * 10uS = 10mS max */
+#define PHY_WAIT_MICRO_SECONDS 10
+
+/* Buffer offset from buffer pointer */
+#define RX_BUF_OFFSET 0x2
+
+/* Gigabit Ethernet Unit Global Registers */
+
+/* MIB Counters register definitions */
+#define ETH_MIB_GOOD_OCTETS_RECEIVED_LOW 0x0
+#define ETH_MIB_GOOD_OCTETS_RECEIVED_HIGH 0x4
+#define ETH_MIB_BAD_OCTETS_RECEIVED 0x8
+#define ETH_MIB_INTERNAL_MAC_TRANSMIT_ERR 0xc
+#define ETH_MIB_GOOD_FRAMES_RECEIVED 0x10
+#define ETH_MIB_BAD_FRAMES_RECEIVED 0x14
+#define ETH_MIB_BROADCAST_FRAMES_RECEIVED 0x18
+#define ETH_MIB_MULTICAST_FRAMES_RECEIVED 0x1c
+#define ETH_MIB_FRAMES_64_OCTETS 0x20
+#define ETH_MIB_FRAMES_65_TO_127_OCTETS 0x24
+#define ETH_MIB_FRAMES_128_TO_255_OCTETS 0x28
+#define ETH_MIB_FRAMES_256_TO_511_OCTETS 0x2c
+#define ETH_MIB_FRAMES_512_TO_1023_OCTETS 0x30
+#define ETH_MIB_FRAMES_1024_TO_MAX_OCTETS 0x34
+#define ETH_MIB_GOOD_OCTETS_SENT_LOW 0x38
+#define ETH_MIB_GOOD_OCTETS_SENT_HIGH 0x3c
+#define ETH_MIB_GOOD_FRAMES_SENT 0x40
+#define ETH_MIB_EXCESSIVE_COLLISION 0x44
+#define ETH_MIB_MULTICAST_FRAMES_SENT 0x48
+#define ETH_MIB_BROADCAST_FRAMES_SENT 0x4c
+#define ETH_MIB_UNREC_MAC_CONTROL_RECEIVED 0x50
+#define ETH_MIB_FC_SENT 0x54
+#define ETH_MIB_GOOD_FC_RECEIVED 0x58
+#define ETH_MIB_BAD_FC_RECEIVED 0x5c
+#define ETH_MIB_UNDERSIZE_RECEIVED 0x60
+#define ETH_MIB_FRAGMENTS_RECEIVED 0x64
+#define ETH_MIB_OVERSIZE_RECEIVED 0x68
+#define ETH_MIB_JABBER_RECEIVED 0x6c
+#define ETH_MIB_MAC_RECEIVE_ERROR 0x70
+#define ETH_MIB_BAD_CRC_EVENT 0x74
+#define ETH_MIB_COLLISION 0x78
+#define ETH_MIB_LATE_COLLISION 0x7c
+
+/* Port serial status reg (PSR) */
+#define ETH_INTERFACE_PCM 0x00000001
+#define ETH_LINK_IS_UP 0x00000002
+#define ETH_PORT_AT_FULL_DUPLEX 0x00000004
+#define ETH_RX_FLOW_CTRL_ENABLED 0x00000008
+#define ETH_GMII_SPEED_1000 0x00000010
+#define ETH_MII_SPEED_100 0x00000020
+#define ETH_TX_IN_PROGRESS 0x00000080
+#define ETH_BYPASS_ACTIVE 0x00000100
+#define ETH_PORT_AT_PARTITION_STATE 0x00000200
+#define ETH_PORT_TX_FIFO_EMPTY 0x00000400
+
+/* SMI reg */
+#define ETH_SMI_BUSY 0x10000000 /* 0 - Write, 1 - Read */
+#define ETH_SMI_READ_VALID 0x08000000 /* 0 - Write, 1 - Read */
+#define ETH_SMI_OPCODE_WRITE 0 /* Completion of Read */
+#define ETH_SMI_OPCODE_READ 0x04000000 /* Operation is in progress */
+
+/* Interrupt Cause Register Bit Definitions */
+
+/* SDMA command status fields macros */
+
+/* Tx & Rx descriptors status */
+#define ETH_ERROR_SUMMARY 0x00000001
+
+/* Tx & Rx descriptors command */
+#define ETH_BUFFER_OWNED_BY_DMA 0x80000000
+
+/* Tx descriptors status */
+#define ETH_LC_ERROR 0
+#define ETH_UR_ERROR 0x00000002
+#define ETH_RL_ERROR 0x00000004
+#define ETH_LLC_SNAP_FORMAT 0x00000200
+
+/* Rx descriptors status */
+#define ETH_OVERRUN_ERROR 0x00000002
+#define ETH_MAX_FRAME_LENGTH_ERROR 0x00000004
+#define ETH_RESOURCE_ERROR 0x00000006
+#define ETH_VLAN_TAGGED 0x00080000
+#define ETH_BPDU_FRAME 0x00100000
+#define ETH_UDP_FRAME_OVER_IP_V_4 0x00200000
+#define ETH_OTHER_FRAME_TYPE 0x00400000
+#define ETH_LAYER_2_IS_ETH_V_2 0x00800000
+#define ETH_FRAME_TYPE_IP_V_4 0x01000000
+#define ETH_FRAME_HEADER_OK 0x02000000
+#define ETH_RX_LAST_DESC 0x04000000
+#define ETH_RX_FIRST_DESC 0x08000000
+#define ETH_UNKNOWN_DESTINATION_ADDR 0x10000000
+#define ETH_RX_ENABLE_INTERRUPT 0x20000000
+#define ETH_LAYER_4_CHECKSUM_OK 0x40000000
+
+/* Rx descriptors byte count */
+#define ETH_FRAME_FRAGMENTED 0x00000004
+
+/* Tx descriptors command */
+#define ETH_LAYER_4_CHECKSUM_FIRST_DESC 0x00000400
+#define ETH_FRAME_SET_TO_VLAN 0x00008000
+#define ETH_UDP_FRAME 0x00010000
+#define ETH_GEN_TCP_UDP_CHECKSUM 0x00020000
+#define ETH_GEN_IP_V_4_CHECKSUM 0x00040000
+#define ETH_ZERO_PADDING 0x00080000
+#define ETH_TX_LAST_DESC 0x00100000
+#define ETH_TX_FIRST_DESC 0x00200000
+#define ETH_GEN_CRC 0x00400000
+#define ETH_TX_ENABLE_INTERRUPT 0x00800000
+#define ETH_AUTO_MODE 0x40000000
+
+#define ETH_TX_IHL_SHIFT 11
+
+/* typedefs */
+
+typedef enum _eth_func_ret_status {
+ ETH_OK, /* Returned as expected. */
+ ETH_ERROR, /* Fundamental error. */
+ ETH_RETRY, /* Could not process request. Try later.*/
+ ETH_END_OF_JOB, /* Ring has nothing to process. */
+ ETH_QUEUE_FULL, /* Ring resource error. */
+ ETH_QUEUE_LAST_RESOURCE /* Ring resources about to exhaust. */
+} ETH_FUNC_RET_STATUS;
+
+typedef enum _eth_target {
+ ETH_TARGET_DRAM,
+ ETH_TARGET_DEVICE,
+ ETH_TARGET_CBS,
+ ETH_TARGET_PCI0,
+ ETH_TARGET_PCI1
+} ETH_TARGET;
+
+/* These are for big-endian machines. Little endian needs different
+ * definitions.
+ */
+#if defined(__BIG_ENDIAN)
+struct eth_rx_desc {
+ u16 byte_cnt; /* Descriptor buffer byte count */
+ u16 buf_size; /* Buffer size */
+ u32 cmd_sts; /* Descriptor command status */
+ u32 next_desc_ptr; /* Next descriptor pointer */
+ u32 buf_ptr; /* Descriptor buffer pointer */
+};
+
+struct eth_tx_desc {
+ u16 byte_cnt; /* buffer byte count */
+ u16 l4i_chk; /* CPU provided TCP checksum */
+ u32 cmd_sts; /* Command/status field */
+ u32 next_desc_ptr; /* Pointer to next descriptor */
+ u32 buf_ptr; /* pointer to buffer for this descriptor*/
+};
+#elif defined(__LITTLE_ENDIAN)
+struct eth_rx_desc {
+ u32 cmd_sts; /* Descriptor command status */
+ u16 buf_size; /* Buffer size */
+ u16 byte_cnt; /* Descriptor buffer byte count */
+ u32 buf_ptr; /* Descriptor buffer pointer */
+ u32 next_desc_ptr; /* Next descriptor pointer */
+};
+
+struct eth_tx_desc {
+ u32 cmd_sts; /* Command/status field */
+ u16 l4i_chk; /* CPU provided TCP checksum */
+ u16 byte_cnt; /* buffer byte count */
+ u32 buf_ptr; /* pointer to buffer for this descriptor*/
+ u32 next_desc_ptr; /* Pointer to next descriptor */
+};
+#else
+#error One of __BIG_ENDIAN or __LITTLE_ENDIAN must be defined
+#endif
+
+/* Unified struct for Rx and Tx operations. The user is not required to */
+/* be familier with neither Tx nor Rx descriptors. */
+struct pkt_info {
+ unsigned short byte_cnt; /* Descriptor buffer byte count */
+ unsigned short l4i_chk; /* Tx CPU provided TCP Checksum */
+ unsigned int cmd_sts; /* Descriptor command status */
+ dma_addr_t buf_ptr; /* Descriptor buffer pointer */
+ struct sk_buff *return_info; /* User resource return information */
+};
+
+/* Ethernet port specific information */
+struct mv643xx_mib_counters {
+ u64 good_octets_received;
+ u32 bad_octets_received;
+ u32 internal_mac_transmit_err;
+ u32 good_frames_received;
+ u32 bad_frames_received;
+ u32 broadcast_frames_received;
+ u32 multicast_frames_received;
+ u32 frames_64_octets;
+ u32 frames_65_to_127_octets;
+ u32 frames_128_to_255_octets;
+ u32 frames_256_to_511_octets;
+ u32 frames_512_to_1023_octets;
+ u32 frames_1024_to_max_octets;
+ u64 good_octets_sent;
+ u32 good_frames_sent;
+ u32 excessive_collision;
+ u32 multicast_frames_sent;
+ u32 broadcast_frames_sent;
+ u32 unrec_mac_control_received;
+ u32 fc_sent;
+ u32 good_fc_received;
+ u32 bad_fc_received;
+ u32 undersize_received;
+ u32 fragments_received;
+ u32 oversize_received;
+ u32 jabber_received;
+ u32 mac_receive_error;
+ u32 bad_crc_event;
+ u32 collision;
+ u32 late_collision;
+};
+
+struct mv643xx_private {
+ int port_num; /* User Ethernet port number */
+
+ u32 rx_sram_addr; /* Base address of rx sram area */
+ u32 rx_sram_size; /* Size of rx sram area */
+ u32 tx_sram_addr; /* Base address of tx sram area */
+ u32 tx_sram_size; /* Size of tx sram area */
+
+ int rx_resource_err; /* Rx ring resource error flag */
+
+ /* Tx/Rx rings managment indexes fields. For driver use */
+
+ /* Next available and first returning Rx resource */
+ int rx_curr_desc_q, rx_used_desc_q;
+
+ /* Next available and first returning Tx resource */
+ int tx_curr_desc_q, tx_used_desc_q;
+
+#ifdef MV643XX_TX_FAST_REFILL
+ u32 tx_clean_threshold;
+#endif
+
+ struct eth_rx_desc *p_rx_desc_area;
+ dma_addr_t rx_desc_dma;
+ int rx_desc_area_size;
+ struct sk_buff **rx_skb;
+
+ struct eth_tx_desc *p_tx_desc_area;
+ dma_addr_t tx_desc_dma;
+ int tx_desc_area_size;
+ struct sk_buff **tx_skb;
+
+ struct work_struct tx_timeout_task;
+
+ struct net_device *dev;
+ struct napi_struct napi;
+ struct net_device_stats stats;
+ struct mv643xx_mib_counters mib_counters;
+ spinlock_t lock;
+ /* Size of Tx Ring per queue */
+ int tx_ring_size;
+ /* Number of tx descriptors in use */
+ int tx_desc_count;
+ /* Size of Rx Ring per queue */
+ int rx_ring_size;
+ /* Number of rx descriptors in use */
+ int rx_desc_count;
+
+ /*
+ * Used in case RX Ring is empty, which can be caused when
+ * system does not have resources (skb's)
+ */
+ struct timer_list timeout;
+
+ u32 rx_int_coal;
+ u32 tx_int_coal;
+ struct mii_if_info mii;
+};
/* Static function declarations */
+static void eth_port_init(struct mv643xx_private *mp);
+static void eth_port_reset(unsigned int eth_port_num);
+static void eth_port_start(struct net_device *dev);
+
+static void ethernet_phy_reset(unsigned int eth_port_num);
+
+static void eth_port_write_smi_reg(unsigned int eth_port_num,
+ unsigned int phy_reg, unsigned int value);
+
+static void eth_port_read_smi_reg(unsigned int eth_port_num,
+ unsigned int phy_reg, unsigned int *value);
+
+static void eth_clear_mib_counters(unsigned int eth_port_num);
+
+static ETH_FUNC_RET_STATUS eth_port_receive(struct mv643xx_private *mp,
+ struct pkt_info *p_pkt_info);
+static ETH_FUNC_RET_STATUS eth_rx_return_buff(struct mv643xx_private *mp,
+ struct pkt_info *p_pkt_info);
+
static void eth_port_uc_addr_get(unsigned int port_num, unsigned char *p_addr);
static void eth_port_uc_addr_set(unsigned int port_num, unsigned char *p_addr);
static void eth_port_set_multicast_list(struct net_device *);
static char mv643xx_driver_name[] = "mv643xx_eth";
static char mv643xx_driver_version[] = "1.0";
-static void __iomem *mv643xx_eth_shared_base;
+static void __iomem *mv643xx_eth_base;
-/* used to protect MV643XX_ETH_SMI_REG, which is shared across ports */
+/* used to protect SMI_REG, which is shared across ports */
static DEFINE_SPINLOCK(mv643xx_eth_phy_lock);
static inline u32 mv_read(int offset)
{
- void __iomem *reg_base;
-
- reg_base = mv643xx_eth_shared_base - MV643XX_ETH_SHARED_REGS;
-
- return readl(reg_base + offset);
+ return readl(mv643xx_eth_base + offset);
}
static inline void mv_write(int offset, u32 data)
{
- void __iomem *reg_base;
-
- reg_base = mv643xx_eth_shared_base - MV643XX_ETH_SHARED_REGS;
- writel(data, reg_base + offset);
+ writel(data, mv643xx_eth_base + offset);
}
/*
struct mv643xx_private *mp = netdev_priv(dev);
u32 config_reg;
- config_reg = mv_read(MV643XX_ETH_PORT_CONFIG_REG(mp->port_num));
+ config_reg = mv_read(PORT_CONFIG_REG(mp->port_num));
if (dev->flags & IFF_PROMISC)
- config_reg |= (u32) MV643XX_ETH_UNICAST_PROMISCUOUS_MODE;
+ config_reg |= (u32) UNICAST_PROMISCUOUS_MODE;
else
- config_reg &= ~(u32) MV643XX_ETH_UNICAST_PROMISCUOUS_MODE;
- mv_write(MV643XX_ETH_PORT_CONFIG_REG(mp->port_num), config_reg);
+ config_reg &= ~(u32) UNICAST_PROMISCUOUS_MODE;
+ mv_write(PORT_CONFIG_REG(mp->port_num), config_reg);
eth_port_set_multicast_list(dev);
}
u32 o_pscr, n_pscr;
unsigned int queues;
- o_pscr = mv_read(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num));
+ o_pscr = mv_read(PORT_SERIAL_CONTROL_REG(port_num));
n_pscr = o_pscr;
/* clear speed, duplex and rx buffer size fields */
- n_pscr &= ~(MV643XX_ETH_SET_MII_SPEED_TO_100 |
- MV643XX_ETH_SET_GMII_SPEED_TO_1000 |
- MV643XX_ETH_SET_FULL_DUPLEX_MODE |
- MV643XX_ETH_MAX_RX_PACKET_MASK);
+ n_pscr &= ~(SET_MII_SPEED_TO_100 |
+ SET_GMII_SPEED_TO_1000 |
+ SET_FULL_DUPLEX_MODE |
+ MAX_RX_PACKET_MASK);
if (ecmd->duplex == DUPLEX_FULL)
- n_pscr |= MV643XX_ETH_SET_FULL_DUPLEX_MODE;
+ n_pscr |= SET_FULL_DUPLEX_MODE;
if (ecmd->speed == SPEED_1000)
- n_pscr |= MV643XX_ETH_SET_GMII_SPEED_TO_1000 |
- MV643XX_ETH_MAX_RX_PACKET_9700BYTE;
+ n_pscr |= SET_GMII_SPEED_TO_1000 |
+ MAX_RX_PACKET_9700BYTE;
else {
if (ecmd->speed == SPEED_100)
- n_pscr |= MV643XX_ETH_SET_MII_SPEED_TO_100;
- n_pscr |= MV643XX_ETH_MAX_RX_PACKET_1522BYTE;
+ n_pscr |= SET_MII_SPEED_TO_100;
+ n_pscr |= MAX_RX_PACKET_1522BYTE;
}
if (n_pscr != o_pscr) {
- if ((o_pscr & MV643XX_ETH_SERIAL_PORT_ENABLE) == 0)
- mv_write(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num),
- n_pscr);
+ if ((o_pscr & SERIAL_PORT_ENABLE) == 0)
+ mv_write(PORT_SERIAL_CONTROL_REG(port_num), n_pscr);
else {
queues = mv643xx_eth_port_disable_tx(port_num);
- o_pscr &= ~MV643XX_ETH_SERIAL_PORT_ENABLE;
- mv_write(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num),
- o_pscr);
- mv_write(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num),
- n_pscr);
- mv_write(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num),
- n_pscr);
+ o_pscr &= ~SERIAL_PORT_ENABLE;
+ mv_write(PORT_SERIAL_CONTROL_REG(port_num), o_pscr);
+ mv_write(PORT_SERIAL_CONTROL_REG(port_num), n_pscr);
+ mv_write(PORT_SERIAL_CONTROL_REG(port_num), n_pscr);
if (queues)
mv643xx_eth_port_enable_tx(port_num, queues);
}
unsigned int port_num = mp->port_num;
/* Read interrupt cause registers */
- eth_int_cause = mv_read(MV643XX_ETH_INTERRUPT_CAUSE_REG(port_num)) &
+ eth_int_cause = mv_read(INTERRUPT_CAUSE_REG(port_num)) &
ETH_INT_UNMASK_ALL;
if (eth_int_cause & ETH_INT_CAUSE_EXT) {
eth_int_cause_ext = mv_read(
- MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num)) &
+ INTERRUPT_CAUSE_EXTEND_REG(port_num)) &
ETH_INT_UNMASK_ALL_EXT;
- mv_write(MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num),
+ mv_write(INTERRUPT_CAUSE_EXTEND_REG(port_num),
~eth_int_cause_ext);
}
#ifdef MV643XX_NAPI
if (eth_int_cause & ETH_INT_CAUSE_RX) {
/* schedule the NAPI poll routine to maintain port */
- mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num),
- ETH_INT_MASK_ALL);
+ mv_write(INTERRUPT_MASK_REG(port_num), ETH_INT_MASK_ALL);
+
/* wait for previous write to complete */
- mv_read(MV643XX_ETH_INTERRUPT_MASK_REG(port_num));
+ mv_read(INTERRUPT_MASK_REG(port_num));
netif_rx_schedule(dev, &mp->napi);
}
unsigned int coal = ((t_clk / 1000000) * delay) / 64;
/* Set RX Coalescing mechanism */
- mv_write(MV643XX_ETH_SDMA_CONFIG_REG(eth_port_num),
+ mv_write(SDMA_CONFIG_REG(eth_port_num),
((coal & 0x3fff) << 8) |
- (mv_read(MV643XX_ETH_SDMA_CONFIG_REG(eth_port_num))
+ (mv_read(SDMA_CONFIG_REG(eth_port_num))
& 0xffc000ff));
return coal;
unsigned int coal;
coal = ((t_clk / 1000000) * delay) / 64;
/* Set TX Coalescing mechanism */
- mv_write(MV643XX_ETH_TX_FIFO_URGENT_THRESHOLD_REG(eth_port_num),
- coal << 4);
+ mv_write(TX_FIFO_URGENT_THRESHOLD_REG(eth_port_num), coal << 4);
return coal;
}
int err;
/* Clear any pending ethernet port interrupts */
- mv_write(MV643XX_ETH_INTERRUPT_CAUSE_REG(port_num), 0);
- mv_write(MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num), 0);
+ mv_write(INTERRUPT_CAUSE_REG(port_num), 0);
+ mv_write(INTERRUPT_CAUSE_EXTEND_REG(port_num), 0);
/* wait for previous write to complete */
- mv_read (MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num));
+ mv_read (INTERRUPT_CAUSE_EXTEND_REG(port_num));
err = request_irq(dev->irq, mv643xx_eth_int_handler,
IRQF_SHARED | IRQF_SAMPLE_RANDOM, dev->name, dev);
eth_port_set_tx_coal(port_num, 133000000, MV643XX_TX_COAL);
/* Unmask phy and link status changes interrupts */
- mv_write(MV643XX_ETH_INTERRUPT_EXTEND_MASK_REG(port_num),
- ETH_INT_UNMASK_ALL_EXT);
+ mv_write(INTERRUPT_EXTEND_MASK_REG(port_num), ETH_INT_UNMASK_ALL_EXT);
/* Unmask RX buffer and TX end interrupt */
- mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), ETH_INT_UNMASK_ALL);
+ mv_write(INTERRUPT_MASK_REG(port_num), ETH_INT_UNMASK_ALL);
return 0;
unsigned int port_num = mp->port_num;
/* Mask all interrupts on ethernet port */
- mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), ETH_INT_MASK_ALL);
+ mv_write(INTERRUPT_MASK_REG(port_num), ETH_INT_MASK_ALL);
/* wait for previous write to complete */
- mv_read(MV643XX_ETH_INTERRUPT_MASK_REG(port_num));
+ mv_read(INTERRUPT_MASK_REG(port_num));
#ifdef MV643XX_NAPI
napi_disable(&mp->napi);
#endif
work_done = 0;
- if ((mv_read(MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_0(port_num)))
+ if ((mv_read(RX_CURRENT_QUEUE_DESC_PTR_0(port_num)))
!= (u32) mp->rx_used_desc_q)
work_done = mv643xx_eth_receive_queue(dev, budget);
if (work_done < budget) {
netif_rx_complete(dev, napi);
- mv_write(MV643XX_ETH_INTERRUPT_CAUSE_REG(port_num), 0);
- mv_write(MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num), 0);
- mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num),
- ETH_INT_UNMASK_ALL);
+ mv_write(INTERRUPT_CAUSE_REG(port_num), 0);
+ mv_write(INTERRUPT_CAUSE_EXTEND_REG(port_num), 0);
+ mv_write(INTERRUPT_MASK_REG(port_num), ETH_INT_UNMASK_ALL);
}
return work_done;
struct mv643xx_private *mp = netdev_priv(netdev);
int port_num = mp->port_num;
- mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), ETH_INT_MASK_ALL);
+ mv_write(INTERRUPT_MASK_REG(port_num), ETH_INT_MASK_ALL);
/* wait for previous write to complete */
- mv_read(MV643XX_ETH_INTERRUPT_MASK_REG(port_num));
+ mv_read(INTERRUPT_MASK_REG(port_num));
mv643xx_eth_int_handler(netdev->irq, netdev);
- mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), ETH_INT_UNMASK_ALL);
+ mv_write(INTERRUPT_MASK_REG(port_num), ETH_INT_UNMASK_ALL);
}
#endif
/* set default config values */
eth_port_uc_addr_get(port_num, dev->dev_addr);
- mp->rx_ring_size = MV643XX_ETH_PORT_DEFAULT_RECEIVE_QUEUE_SIZE;
- mp->tx_ring_size = MV643XX_ETH_PORT_DEFAULT_TRANSMIT_QUEUE_SIZE;
+ mp->rx_ring_size = PORT_DEFAULT_RECEIVE_QUEUE_SIZE;
+ mp->tx_ring_size = PORT_DEFAULT_TRANSMIT_QUEUE_SIZE;
if (is_valid_ether_addr(pd->mac_addr))
memcpy(dev->dev_addr, pd->mac_addr, 6);
if (res == NULL)
return -ENODEV;
- mv643xx_eth_shared_base = ioremap(res->start,
- MV643XX_ETH_SHARED_REGS_SIZE);
- if (mv643xx_eth_shared_base == NULL)
+ mv643xx_eth_base = ioremap(res->start, res->end - res->start + 1);
+ if (mv643xx_eth_base == NULL)
return -ENOMEM;
return 0;
static int mv643xx_eth_shared_remove(struct platform_device *pdev)
{
- iounmap(mv643xx_eth_shared_base);
- mv643xx_eth_shared_base = NULL;
+ iounmap(mv643xx_eth_base);
+ mv643xx_eth_base = NULL;
return 0;
}
unsigned int port_num = mp->port_num;
/* Mask all interrupts on ethernet port */
- mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), 0);
- mv_read (MV643XX_ETH_INTERRUPT_MASK_REG(port_num));
+ mv_write(INTERRUPT_MASK_REG(port_num), 0);
+ mv_read (INTERRUPT_MASK_REG(port_num));
eth_port_reset(port_num);
}
/* Assignment of Tx CTRP of given queue */
tx_curr_desc = mp->tx_curr_desc_q;
- mv_write(MV643XX_ETH_TX_CURRENT_QUEUE_DESC_PTR_0(port_num),
+ mv_write(TX_CURRENT_QUEUE_DESC_PTR_0(port_num),
(u32)((struct eth_tx_desc *)mp->tx_desc_dma + tx_curr_desc));
/* Assignment of Rx CRDP of given queue */
rx_curr_desc = mp->rx_curr_desc_q;
- mv_write(MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_0(port_num),
+ mv_write(RX_CURRENT_QUEUE_DESC_PTR_0(port_num),
(u32)((struct eth_rx_desc *)mp->rx_desc_dma + rx_curr_desc));
/* Add the assigned Ethernet address to the port's address table */
eth_port_uc_addr_set(port_num, dev->dev_addr);
/* Assign port configuration and command. */
- mv_write(MV643XX_ETH_PORT_CONFIG_REG(port_num),
- MV643XX_ETH_PORT_CONFIG_DEFAULT_VALUE);
+ mv_write(PORT_CONFIG_REG(port_num),
+ PORT_CONFIG_DEFAULT_VALUE);
- mv_write(MV643XX_ETH_PORT_CONFIG_EXTEND_REG(port_num),
- MV643XX_ETH_PORT_CONFIG_EXTEND_DEFAULT_VALUE);
+ mv_write(PORT_CONFIG_EXTEND_REG(port_num),
+ PORT_CONFIG_EXTEND_DEFAULT_VALUE);
- pscr = mv_read(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num));
+ pscr = mv_read(PORT_SERIAL_CONTROL_REG(port_num));
- pscr &= ~(MV643XX_ETH_SERIAL_PORT_ENABLE | MV643XX_ETH_FORCE_LINK_PASS);
- mv_write(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num), pscr);
+ pscr &= ~(SERIAL_PORT_ENABLE | FORCE_LINK_PASS);
+ mv_write(PORT_SERIAL_CONTROL_REG(port_num), pscr);
- pscr |= MV643XX_ETH_DISABLE_AUTO_NEG_FOR_FLOW_CTRL |
- MV643XX_ETH_DISABLE_AUTO_NEG_SPEED_GMII |
- MV643XX_ETH_DISABLE_AUTO_NEG_FOR_DUPLX |
- MV643XX_ETH_DO_NOT_FORCE_LINK_FAIL |
- MV643XX_ETH_SERIAL_PORT_CONTROL_RESERVED;
+ pscr |= DISABLE_AUTO_NEG_FOR_FLOW_CTRL |
+ DISABLE_AUTO_NEG_SPEED_GMII |
+ DISABLE_AUTO_NEG_FOR_DUPLX |
+ DO_NOT_FORCE_LINK_FAIL |
+ SERIAL_PORT_CONTROL_RESERVED;
- mv_write(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num), pscr);
+ mv_write(PORT_SERIAL_CONTROL_REG(port_num), pscr);
- pscr |= MV643XX_ETH_SERIAL_PORT_ENABLE;
- mv_write(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num), pscr);
+ pscr |= SERIAL_PORT_ENABLE;
+ mv_write(PORT_SERIAL_CONTROL_REG(port_num), pscr);
/* Assign port SDMA configuration */
- mv_write(MV643XX_ETH_SDMA_CONFIG_REG(port_num),
- MV643XX_ETH_PORT_SDMA_CONFIG_DEFAULT_VALUE);
+ mv_write(SDMA_CONFIG_REG(port_num),
+ PORT_SDMA_CONFIG_DEFAULT_VALUE);
/* Enable port Rx. */
mv643xx_eth_port_enable_rx(port_num, ETH_RX_QUEUES_ENABLED);
/* Disable port bandwidth limits by clearing MTU register */
- mv_write(MV643XX_ETH_MAXIMUM_TRANSMIT_UNIT(port_num), 0);
+ mv_write(MAXIMUM_TRANSMIT_UNIT(port_num), 0);
/* save phy settings across reset */
mv643xx_get_settings(dev, ðtool_cmd);
mac_h = (p_addr[0] << 24) | (p_addr[1] << 16) | (p_addr[2] << 8) |
(p_addr[3] << 0);
- mv_write(MV643XX_ETH_MAC_ADDR_LOW(port_num), mac_l);
- mv_write(MV643XX_ETH_MAC_ADDR_HIGH(port_num), mac_h);
+ mv_write(MAC_ADDR_LOW(port_num), mac_l);
+ mv_write(MAC_ADDR_HIGH(port_num), mac_h);
/* Accept frames with this address */
- table = MV643XX_ETH_DA_FILTER_UNICAST_TABLE_BASE(port_num);
+ table = DA_FILTER_UNICAST_TABLE_BASE(port_num);
eth_port_set_filter_table_entry(table, p_addr[5] & 0x0f);
}
unsigned int mac_h;
unsigned int mac_l;
- mac_h = mv_read(MV643XX_ETH_MAC_ADDR_HIGH(port_num));
- mac_l = mv_read(MV643XX_ETH_MAC_ADDR_LOW(port_num));
+ mac_h = mv_read(MAC_ADDR_HIGH(port_num));
+ mac_l = mv_read(MAC_ADDR_LOW(port_num));
p_addr[0] = (mac_h >> 24) & 0xff;
p_addr[1] = (mac_h >> 16) & 0xff;
if ((p_addr[0] == 0x01) && (p_addr[1] == 0x00) &&
(p_addr[2] == 0x5E) && (p_addr[3] == 0x00) && (p_addr[4] == 0x00)) {
- table = MV643XX_ETH_DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE
+ table = DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE
(eth_port_num);
eth_port_set_filter_table_entry(table, p_addr[5]);
return;
for (i = 0; i < 8; i++)
crc_result = crc_result | (crc[i] << i);
- table = MV643XX_ETH_DA_FILTER_OTHER_MULTICAST_TABLE_BASE(eth_port_num);
+ table = DA_FILTER_OTHER_MULTICAST_TABLE_BASE(eth_port_num);
eth_port_set_filter_table_entry(table, crc_result);
}
* 3-1 Queue ETH_Q0=0
* 7-4 Reserved = 0;
*/
- mv_write(MV643XX_ETH_DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE(eth_port_num) + table_index, 0x01010101);
+ mv_write(DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE(eth_port_num) + table_index, 0x01010101);
/* Set all entries in DA filter other multicast
* table (Ex_dFOMT)
* 3-1 Queue ETH_Q0=0
* 7-4 Reserved = 0;
*/
- mv_write(MV643XX_ETH_DA_FILTER_OTHER_MULTICAST_TABLE_BASE(eth_port_num) + table_index, 0x01010101);
+ mv_write(DA_FILTER_OTHER_MULTICAST_TABLE_BASE(eth_port_num) + table_index, 0x01010101);
}
return;
}
*/
for (table_index = 0; table_index <= 0xFC; table_index += 4) {
/* Clear DA filter special multicast table (Ex_dFSMT) */
- mv_write(MV643XX_ETH_DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE
+ mv_write(DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE
(eth_port_num) + table_index, 0);
/* Clear DA filter other multicast table (Ex_dFOMT) */
- mv_write(MV643XX_ETH_DA_FILTER_OTHER_MULTICAST_TABLE_BASE
+ mv_write(DA_FILTER_OTHER_MULTICAST_TABLE_BASE
(eth_port_num) + table_index, 0);
}
/* Clear DA filter unicast table (Ex_dFUT) */
for (table_index = 0; table_index <= 0xC; table_index += 4)
- mv_write(MV643XX_ETH_DA_FILTER_UNICAST_TABLE_BASE
+ mv_write(DA_FILTER_UNICAST_TABLE_BASE
(eth_port_num) + table_index, 0);
for (table_index = 0; table_index <= 0xFC; table_index += 4) {
/* Clear DA filter special multicast table (Ex_dFSMT) */
- mv_write(MV643XX_ETH_DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE
+ mv_write(DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE
(eth_port_num) + table_index, 0);
/* Clear DA filter other multicast table (Ex_dFOMT) */
- mv_write(MV643XX_ETH_DA_FILTER_OTHER_MULTICAST_TABLE_BASE
+ mv_write(DA_FILTER_OTHER_MULTICAST_TABLE_BASE
(eth_port_num) + table_index, 0);
}
}
/* Perform dummy reads from MIB counters */
for (i = ETH_MIB_GOOD_OCTETS_RECEIVED_LOW; i < ETH_MIB_LATE_COLLISION;
i += 4)
- mv_read(MV643XX_ETH_MIB_COUNTERS_BASE(eth_port_num) + i);
+ mv_read(MIB_COUNTERS_BASE(eth_port_num) + i);
}
static inline u32 read_mib(struct mv643xx_private *mp, int offset)
{
- return mv_read(MV643XX_ETH_MIB_COUNTERS_BASE(mp->port_num) + offset);
+ return mv_read(MIB_COUNTERS_BASE(mp->port_num) + offset);
}
static void eth_update_mib_counters(struct mv643xx_private *mp)
{
unsigned int reg_data;
- reg_data = mv_read(MV643XX_ETH_PHY_ADDR_REG);
+ reg_data = mv_read(PHY_ADDR_REG);
return ((reg_data >> (5 * eth_port_num)) & 0x1f);
}
u32 reg_data;
int addr_shift = 5 * eth_port_num;
- reg_data = mv_read(MV643XX_ETH_PHY_ADDR_REG);
+ reg_data = mv_read(PHY_ADDR_REG);
reg_data &= ~(0x1f << addr_shift);
reg_data |= (phy_addr & 0x1f) << addr_shift;
- mv_write(MV643XX_ETH_PHY_ADDR_REG, reg_data);
+ mv_write(PHY_ADDR_REG, reg_data);
}
/*
static void mv643xx_eth_port_enable_tx(unsigned int port_num,
unsigned int queues)
{
- mv_write(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(port_num), queues);
+ mv_write(TRANSMIT_QUEUE_COMMAND_REG(port_num), queues);
}
static void mv643xx_eth_port_enable_rx(unsigned int port_num,
unsigned int queues)
{
- mv_write(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(port_num), queues);
+ mv_write(RECEIVE_QUEUE_COMMAND_REG(port_num), queues);
}
static unsigned int mv643xx_eth_port_disable_tx(unsigned int port_num)
u32 queues;
/* Stop Tx port activity. Check port Tx activity. */
- queues = mv_read(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(port_num))
- & 0xFF;
+ queues = mv_read(TRANSMIT_QUEUE_COMMAND_REG(port_num)) & 0xFF;
if (queues) {
/* Issue stop command for active queues only */
- mv_write(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(port_num),
- (queues << 8));
+ mv_write(TRANSMIT_QUEUE_COMMAND_REG(port_num), (queues << 8));
/* Wait for all Tx activity to terminate. */
/* Check port cause register that all Tx queues are stopped */
- while (mv_read(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(port_num))
- & 0xFF)
+ while (mv_read(TRANSMIT_QUEUE_COMMAND_REG(port_num)) & 0xFF)
udelay(PHY_WAIT_MICRO_SECONDS);
/* Wait for Tx FIFO to empty */
- while (mv_read(MV643XX_ETH_PORT_STATUS_REG(port_num)) &
+ while (mv_read(PORT_STATUS_REG(port_num)) &
ETH_PORT_TX_FIFO_EMPTY)
udelay(PHY_WAIT_MICRO_SECONDS);
}
u32 queues;
/* Stop Rx port activity. Check port Rx activity. */
- queues = mv_read(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(port_num))
- & 0xFF;
+ queues = mv_read(RECEIVE_QUEUE_COMMAND_REG(port_num)) & 0xFF;
if (queues) {
/* Issue stop command for active queues only */
- mv_write(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(port_num),
- (queues << 8));
+ mv_write(RECEIVE_QUEUE_COMMAND_REG(port_num), (queues << 8));
/* Wait for all Rx activity to terminate. */
/* Check port cause register that all Rx queues are stopped */
- while (mv_read(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(port_num))
- & 0xFF)
+ while (mv_read(RECEIVE_QUEUE_COMMAND_REG(port_num)) & 0xFF)
udelay(PHY_WAIT_MICRO_SECONDS);
}
eth_clear_mib_counters(port_num);
/* Reset the Enable bit in the Configuration Register */
- reg_data = mv_read(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num));
- reg_data &= ~(MV643XX_ETH_SERIAL_PORT_ENABLE |
- MV643XX_ETH_DO_NOT_FORCE_LINK_FAIL |
- MV643XX_ETH_FORCE_LINK_PASS);
- mv_write(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port_num), reg_data);
+ reg_data = mv_read(PORT_SERIAL_CONTROL_REG(port_num));
+ reg_data &= ~(SERIAL_PORT_ENABLE |
+ DO_NOT_FORCE_LINK_FAIL |
+ FORCE_LINK_PASS);
+ mv_write(PORT_SERIAL_CONTROL_REG(port_num), reg_data);
}
spin_lock_irqsave(&mv643xx_eth_phy_lock, flags);
/* wait for the SMI register to become available */
- for (i = 0; mv_read(MV643XX_ETH_SMI_REG) & ETH_SMI_BUSY; i++) {
+ for (i = 0; mv_read(SMI_REG) & ETH_SMI_BUSY; i++) {
if (i == PHY_WAIT_ITERATIONS) {
printk("mv643xx PHY busy timeout, port %d\n", port_num);
goto out;
udelay(PHY_WAIT_MICRO_SECONDS);
}
- mv_write(MV643XX_ETH_SMI_REG,
+ mv_write(SMI_REG,
(phy_addr << 16) | (phy_reg << 21) | ETH_SMI_OPCODE_READ);
/* now wait for the data to be valid */
- for (i = 0; !(mv_read(MV643XX_ETH_SMI_REG) & ETH_SMI_READ_VALID); i++) {
+ for (i = 0; !(mv_read(SMI_REG) & ETH_SMI_READ_VALID); i++) {
if (i == PHY_WAIT_ITERATIONS) {
printk("mv643xx PHY read timeout, port %d\n", port_num);
goto out;
udelay(PHY_WAIT_MICRO_SECONDS);
}
- *value = mv_read(MV643XX_ETH_SMI_REG) & 0xffff;
+ *value = mv_read(SMI_REG) & 0xffff;
out:
spin_unlock_irqrestore(&mv643xx_eth_phy_lock, flags);
}
spin_lock_irqsave(&mv643xx_eth_phy_lock, flags);
/* wait for the SMI register to become available */
- for (i = 0; mv_read(MV643XX_ETH_SMI_REG) & ETH_SMI_BUSY; i++) {
+ for (i = 0; mv_read(SMI_REG) & ETH_SMI_BUSY; i++) {
if (i == PHY_WAIT_ITERATIONS) {
printk("mv643xx PHY busy timeout, port %d\n",
eth_port_num);
udelay(PHY_WAIT_MICRO_SECONDS);
}
- mv_write(MV643XX_ETH_SMI_REG, (phy_addr << 16) | (phy_reg << 21) |
+ mv_write(SMI_REG, (phy_addr << 16) | (phy_reg << 21) |
ETH_SMI_OPCODE_WRITE | (value & 0xffff));
out:
spin_unlock_irqrestore(&mv643xx_eth_phy_lock, flags);
+++ /dev/null
-#ifndef __MV643XX_ETH_H__
-#define __MV643XX_ETH_H__
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/spinlock.h>
-#include <linux/workqueue.h>
-#include <linux/mii.h>
-
-#include <linux/mv643xx.h>
-
-#include <asm/dma-mapping.h>
-
-/* Checksum offload for Tx works for most packets, but
- * fails if previous packet sent did not use hw csum
- */
-#define MV643XX_CHECKSUM_OFFLOAD_TX
-#define MV643XX_NAPI
-#define MV643XX_TX_FAST_REFILL
-#undef MV643XX_COAL
-
-/*
- * Number of RX / TX descriptors on RX / TX rings.
- * Note that allocating RX descriptors is done by allocating the RX
- * ring AND a preallocated RX buffers (skb's) for each descriptor.
- * The TX descriptors only allocates the TX descriptors ring,
- * with no pre allocated TX buffers (skb's are allocated by higher layers.
- */
-
-/* Default TX ring size is 1000 descriptors */
-#define MV643XX_DEFAULT_TX_QUEUE_SIZE 1000
-
-/* Default RX ring size is 400 descriptors */
-#define MV643XX_DEFAULT_RX_QUEUE_SIZE 400
-
-#define MV643XX_TX_COAL 100
-#ifdef MV643XX_COAL
-#define MV643XX_RX_COAL 100
-#endif
-
-#ifdef MV643XX_CHECKSUM_OFFLOAD_TX
-#define MAX_DESCS_PER_SKB (MAX_SKB_FRAGS + 1)
-#else
-#define MAX_DESCS_PER_SKB 1
-#endif
-
-#define ETH_VLAN_HLEN 4
-#define ETH_FCS_LEN 4
-#define ETH_HW_IP_ALIGN 2 /* hw aligns IP header */
-#define ETH_WRAPPER_LEN (ETH_HW_IP_ALIGN + ETH_HLEN + \
- ETH_VLAN_HLEN + ETH_FCS_LEN)
-#define ETH_RX_SKB_SIZE (dev->mtu + ETH_WRAPPER_LEN + dma_get_cache_alignment())
-
-#define ETH_RX_QUEUES_ENABLED (1 << 0) /* use only Q0 for receive */
-#define ETH_TX_QUEUES_ENABLED (1 << 0) /* use only Q0 for transmit */
-
-#define ETH_INT_CAUSE_RX_DONE (ETH_RX_QUEUES_ENABLED << 2)
-#define ETH_INT_CAUSE_RX_ERROR (ETH_RX_QUEUES_ENABLED << 9)
-#define ETH_INT_CAUSE_RX (ETH_INT_CAUSE_RX_DONE | ETH_INT_CAUSE_RX_ERROR)
-#define ETH_INT_CAUSE_EXT 0x00000002
-#define ETH_INT_UNMASK_ALL (ETH_INT_CAUSE_RX | ETH_INT_CAUSE_EXT)
-
-#define ETH_INT_CAUSE_TX_DONE (ETH_TX_QUEUES_ENABLED << 0)
-#define ETH_INT_CAUSE_TX_ERROR (ETH_TX_QUEUES_ENABLED << 8)
-#define ETH_INT_CAUSE_TX (ETH_INT_CAUSE_TX_DONE | ETH_INT_CAUSE_TX_ERROR)
-#define ETH_INT_CAUSE_PHY 0x00010000
-#define ETH_INT_CAUSE_STATE 0x00100000
-#define ETH_INT_UNMASK_ALL_EXT (ETH_INT_CAUSE_TX | ETH_INT_CAUSE_PHY | \
- ETH_INT_CAUSE_STATE)
-
-#define ETH_INT_MASK_ALL 0x00000000
-#define ETH_INT_MASK_ALL_EXT 0x00000000
-
-#define PHY_WAIT_ITERATIONS 1000 /* 1000 iterations * 10uS = 10mS max */
-#define PHY_WAIT_MICRO_SECONDS 10
-
-/* Buffer offset from buffer pointer */
-#define RX_BUF_OFFSET 0x2
-
-/* Gigabit Ethernet Unit Global Registers */
-
-/* MIB Counters register definitions */
-#define ETH_MIB_GOOD_OCTETS_RECEIVED_LOW 0x0
-#define ETH_MIB_GOOD_OCTETS_RECEIVED_HIGH 0x4
-#define ETH_MIB_BAD_OCTETS_RECEIVED 0x8
-#define ETH_MIB_INTERNAL_MAC_TRANSMIT_ERR 0xc
-#define ETH_MIB_GOOD_FRAMES_RECEIVED 0x10
-#define ETH_MIB_BAD_FRAMES_RECEIVED 0x14
-#define ETH_MIB_BROADCAST_FRAMES_RECEIVED 0x18
-#define ETH_MIB_MULTICAST_FRAMES_RECEIVED 0x1c
-#define ETH_MIB_FRAMES_64_OCTETS 0x20
-#define ETH_MIB_FRAMES_65_TO_127_OCTETS 0x24
-#define ETH_MIB_FRAMES_128_TO_255_OCTETS 0x28
-#define ETH_MIB_FRAMES_256_TO_511_OCTETS 0x2c
-#define ETH_MIB_FRAMES_512_TO_1023_OCTETS 0x30
-#define ETH_MIB_FRAMES_1024_TO_MAX_OCTETS 0x34
-#define ETH_MIB_GOOD_OCTETS_SENT_LOW 0x38
-#define ETH_MIB_GOOD_OCTETS_SENT_HIGH 0x3c
-#define ETH_MIB_GOOD_FRAMES_SENT 0x40
-#define ETH_MIB_EXCESSIVE_COLLISION 0x44
-#define ETH_MIB_MULTICAST_FRAMES_SENT 0x48
-#define ETH_MIB_BROADCAST_FRAMES_SENT 0x4c
-#define ETH_MIB_UNREC_MAC_CONTROL_RECEIVED 0x50
-#define ETH_MIB_FC_SENT 0x54
-#define ETH_MIB_GOOD_FC_RECEIVED 0x58
-#define ETH_MIB_BAD_FC_RECEIVED 0x5c
-#define ETH_MIB_UNDERSIZE_RECEIVED 0x60
-#define ETH_MIB_FRAGMENTS_RECEIVED 0x64
-#define ETH_MIB_OVERSIZE_RECEIVED 0x68
-#define ETH_MIB_JABBER_RECEIVED 0x6c
-#define ETH_MIB_MAC_RECEIVE_ERROR 0x70
-#define ETH_MIB_BAD_CRC_EVENT 0x74
-#define ETH_MIB_COLLISION 0x78
-#define ETH_MIB_LATE_COLLISION 0x7c
-
-/* Port serial status reg (PSR) */
-#define ETH_INTERFACE_PCM 0x00000001
-#define ETH_LINK_IS_UP 0x00000002
-#define ETH_PORT_AT_FULL_DUPLEX 0x00000004
-#define ETH_RX_FLOW_CTRL_ENABLED 0x00000008
-#define ETH_GMII_SPEED_1000 0x00000010
-#define ETH_MII_SPEED_100 0x00000020
-#define ETH_TX_IN_PROGRESS 0x00000080
-#define ETH_BYPASS_ACTIVE 0x00000100
-#define ETH_PORT_AT_PARTITION_STATE 0x00000200
-#define ETH_PORT_TX_FIFO_EMPTY 0x00000400
-
-/* SMI reg */
-#define ETH_SMI_BUSY 0x10000000 /* 0 - Write, 1 - Read */
-#define ETH_SMI_READ_VALID 0x08000000 /* 0 - Write, 1 - Read */
-#define ETH_SMI_OPCODE_WRITE 0 /* Completion of Read */
-#define ETH_SMI_OPCODE_READ 0x04000000 /* Operation is in progress */
-
-/* Interrupt Cause Register Bit Definitions */
-
-/* SDMA command status fields macros */
-
-/* Tx & Rx descriptors status */
-#define ETH_ERROR_SUMMARY 0x00000001
-
-/* Tx & Rx descriptors command */
-#define ETH_BUFFER_OWNED_BY_DMA 0x80000000
-
-/* Tx descriptors status */
-#define ETH_LC_ERROR 0
-#define ETH_UR_ERROR 0x00000002
-#define ETH_RL_ERROR 0x00000004
-#define ETH_LLC_SNAP_FORMAT 0x00000200
-
-/* Rx descriptors status */
-#define ETH_OVERRUN_ERROR 0x00000002
-#define ETH_MAX_FRAME_LENGTH_ERROR 0x00000004
-#define ETH_RESOURCE_ERROR 0x00000006
-#define ETH_VLAN_TAGGED 0x00080000
-#define ETH_BPDU_FRAME 0x00100000
-#define ETH_UDP_FRAME_OVER_IP_V_4 0x00200000
-#define ETH_OTHER_FRAME_TYPE 0x00400000
-#define ETH_LAYER_2_IS_ETH_V_2 0x00800000
-#define ETH_FRAME_TYPE_IP_V_4 0x01000000
-#define ETH_FRAME_HEADER_OK 0x02000000
-#define ETH_RX_LAST_DESC 0x04000000
-#define ETH_RX_FIRST_DESC 0x08000000
-#define ETH_UNKNOWN_DESTINATION_ADDR 0x10000000
-#define ETH_RX_ENABLE_INTERRUPT 0x20000000
-#define ETH_LAYER_4_CHECKSUM_OK 0x40000000
-
-/* Rx descriptors byte count */
-#define ETH_FRAME_FRAGMENTED 0x00000004
-
-/* Tx descriptors command */
-#define ETH_LAYER_4_CHECKSUM_FIRST_DESC 0x00000400
-#define ETH_FRAME_SET_TO_VLAN 0x00008000
-#define ETH_UDP_FRAME 0x00010000
-#define ETH_GEN_TCP_UDP_CHECKSUM 0x00020000
-#define ETH_GEN_IP_V_4_CHECKSUM 0x00040000
-#define ETH_ZERO_PADDING 0x00080000
-#define ETH_TX_LAST_DESC 0x00100000
-#define ETH_TX_FIRST_DESC 0x00200000
-#define ETH_GEN_CRC 0x00400000
-#define ETH_TX_ENABLE_INTERRUPT 0x00800000
-#define ETH_AUTO_MODE 0x40000000
-
-#define ETH_TX_IHL_SHIFT 11
-
-/* typedefs */
-
-typedef enum _eth_func_ret_status {
- ETH_OK, /* Returned as expected. */
- ETH_ERROR, /* Fundamental error. */
- ETH_RETRY, /* Could not process request. Try later.*/
- ETH_END_OF_JOB, /* Ring has nothing to process. */
- ETH_QUEUE_FULL, /* Ring resource error. */
- ETH_QUEUE_LAST_RESOURCE /* Ring resources about to exhaust. */
-} ETH_FUNC_RET_STATUS;
-
-typedef enum _eth_target {
- ETH_TARGET_DRAM,
- ETH_TARGET_DEVICE,
- ETH_TARGET_CBS,
- ETH_TARGET_PCI0,
- ETH_TARGET_PCI1
-} ETH_TARGET;
-
-/* These are for big-endian machines. Little endian needs different
- * definitions.
- */
-#if defined(__BIG_ENDIAN)
-struct eth_rx_desc {
- u16 byte_cnt; /* Descriptor buffer byte count */
- u16 buf_size; /* Buffer size */
- u32 cmd_sts; /* Descriptor command status */
- u32 next_desc_ptr; /* Next descriptor pointer */
- u32 buf_ptr; /* Descriptor buffer pointer */
-};
-
-struct eth_tx_desc {
- u16 byte_cnt; /* buffer byte count */
- u16 l4i_chk; /* CPU provided TCP checksum */
- u32 cmd_sts; /* Command/status field */
- u32 next_desc_ptr; /* Pointer to next descriptor */
- u32 buf_ptr; /* pointer to buffer for this descriptor*/
-};
-
-#elif defined(__LITTLE_ENDIAN)
-struct eth_rx_desc {
- u32 cmd_sts; /* Descriptor command status */
- u16 buf_size; /* Buffer size */
- u16 byte_cnt; /* Descriptor buffer byte count */
- u32 buf_ptr; /* Descriptor buffer pointer */
- u32 next_desc_ptr; /* Next descriptor pointer */
-};
-
-struct eth_tx_desc {
- u32 cmd_sts; /* Command/status field */
- u16 l4i_chk; /* CPU provided TCP checksum */
- u16 byte_cnt; /* buffer byte count */
- u32 buf_ptr; /* pointer to buffer for this descriptor*/
- u32 next_desc_ptr; /* Pointer to next descriptor */
-};
-#else
-#error One of __BIG_ENDIAN or __LITTLE_ENDIAN must be defined
-#endif
-
-/* Unified struct for Rx and Tx operations. The user is not required to */
-/* be familier with neither Tx nor Rx descriptors. */
-struct pkt_info {
- unsigned short byte_cnt; /* Descriptor buffer byte count */
- unsigned short l4i_chk; /* Tx CPU provided TCP Checksum */
- unsigned int cmd_sts; /* Descriptor command status */
- dma_addr_t buf_ptr; /* Descriptor buffer pointer */
- struct sk_buff *return_info; /* User resource return information */
-};
-
-/* Ethernet port specific information */
-
-struct mv643xx_mib_counters {
- u64 good_octets_received;
- u32 bad_octets_received;
- u32 internal_mac_transmit_err;
- u32 good_frames_received;
- u32 bad_frames_received;
- u32 broadcast_frames_received;
- u32 multicast_frames_received;
- u32 frames_64_octets;
- u32 frames_65_to_127_octets;
- u32 frames_128_to_255_octets;
- u32 frames_256_to_511_octets;
- u32 frames_512_to_1023_octets;
- u32 frames_1024_to_max_octets;
- u64 good_octets_sent;
- u32 good_frames_sent;
- u32 excessive_collision;
- u32 multicast_frames_sent;
- u32 broadcast_frames_sent;
- u32 unrec_mac_control_received;
- u32 fc_sent;
- u32 good_fc_received;
- u32 bad_fc_received;
- u32 undersize_received;
- u32 fragments_received;
- u32 oversize_received;
- u32 jabber_received;
- u32 mac_receive_error;
- u32 bad_crc_event;
- u32 collision;
- u32 late_collision;
-};
-
-struct mv643xx_private {
- int port_num; /* User Ethernet port number */
-
- u32 rx_sram_addr; /* Base address of rx sram area */
- u32 rx_sram_size; /* Size of rx sram area */
- u32 tx_sram_addr; /* Base address of tx sram area */
- u32 tx_sram_size; /* Size of tx sram area */
-
- int rx_resource_err; /* Rx ring resource error flag */
-
- /* Tx/Rx rings managment indexes fields. For driver use */
-
- /* Next available and first returning Rx resource */
- int rx_curr_desc_q, rx_used_desc_q;
-
- /* Next available and first returning Tx resource */
- int tx_curr_desc_q, tx_used_desc_q;
-
-#ifdef MV643XX_TX_FAST_REFILL
- u32 tx_clean_threshold;
-#endif
-
- struct eth_rx_desc *p_rx_desc_area;
- dma_addr_t rx_desc_dma;
- int rx_desc_area_size;
- struct sk_buff **rx_skb;
-
- struct eth_tx_desc *p_tx_desc_area;
- dma_addr_t tx_desc_dma;
- int tx_desc_area_size;
- struct sk_buff **tx_skb;
-
- struct work_struct tx_timeout_task;
-
- struct net_device *dev;
- struct napi_struct napi;
- struct net_device_stats stats;
- struct mv643xx_mib_counters mib_counters;
- spinlock_t lock;
- /* Size of Tx Ring per queue */
- int tx_ring_size;
- /* Number of tx descriptors in use */
- int tx_desc_count;
- /* Size of Rx Ring per queue */
- int rx_ring_size;
- /* Number of rx descriptors in use */
- int rx_desc_count;
-
- /*
- * Used in case RX Ring is empty, which can be caused when
- * system does not have resources (skb's)
- */
- struct timer_list timeout;
-
- u32 rx_int_coal;
- u32 tx_int_coal;
- struct mii_if_info mii;
-};
-
-/* Port operation control routines */
-static void eth_port_init(struct mv643xx_private *mp);
-static void eth_port_reset(unsigned int eth_port_num);
-static void eth_port_start(struct net_device *dev);
-
-/* PHY and MIB routines */
-static void ethernet_phy_reset(unsigned int eth_port_num);
-
-static void eth_port_write_smi_reg(unsigned int eth_port_num,
- unsigned int phy_reg, unsigned int value);
-
-static void eth_port_read_smi_reg(unsigned int eth_port_num,
- unsigned int phy_reg, unsigned int *value);
-
-static void eth_clear_mib_counters(unsigned int eth_port_num);
-
-/* Port data flow control routines */
-static ETH_FUNC_RET_STATUS eth_port_receive(struct mv643xx_private *mp,
- struct pkt_info *p_pkt_info);
-static ETH_FUNC_RET_STATUS eth_rx_return_buff(struct mv643xx_private *mp,
- struct pkt_info *p_pkt_info);
-
-#endif /* __MV643XX_ETH_H__ */
#define __ASM_MV643XX_H
#include <asm/types.h>
+#include <linux/mv643xx_eth.h>
/****************************************/
/* Processor Address Space */
/* Ethernet Unit Registers */
/****************************************/
-#define MV643XX_ETH_SHARED_REGS 0x2000
-#define MV643XX_ETH_SHARED_REGS_SIZE 0x2000
-
-#define MV643XX_ETH_PHY_ADDR_REG 0x2000
-#define MV643XX_ETH_SMI_REG 0x2004
-#define MV643XX_ETH_UNIT_DEFAULT_ADDR_REG 0x2008
-#define MV643XX_ETH_UNIT_DEFAULTID_REG 0x200c
-#define MV643XX_ETH_UNIT_INTERRUPT_CAUSE_REG 0x2080
-#define MV643XX_ETH_UNIT_INTERRUPT_MASK_REG 0x2084
-#define MV643XX_ETH_UNIT_INTERNAL_USE_REG 0x24fc
-#define MV643XX_ETH_UNIT_ERROR_ADDR_REG 0x2094
-#define MV643XX_ETH_BAR_0 0x2200
-#define MV643XX_ETH_BAR_1 0x2208
-#define MV643XX_ETH_BAR_2 0x2210
-#define MV643XX_ETH_BAR_3 0x2218
-#define MV643XX_ETH_BAR_4 0x2220
-#define MV643XX_ETH_BAR_5 0x2228
-#define MV643XX_ETH_SIZE_REG_0 0x2204
-#define MV643XX_ETH_SIZE_REG_1 0x220c
-#define MV643XX_ETH_SIZE_REG_2 0x2214
-#define MV643XX_ETH_SIZE_REG_3 0x221c
-#define MV643XX_ETH_SIZE_REG_4 0x2224
-#define MV643XX_ETH_SIZE_REG_5 0x222c
-#define MV643XX_ETH_HEADERS_RETARGET_BASE_REG 0x2230
-#define MV643XX_ETH_HEADERS_RETARGET_CONTROL_REG 0x2234
-#define MV643XX_ETH_HIGH_ADDR_REMAP_REG_0 0x2280
-#define MV643XX_ETH_HIGH_ADDR_REMAP_REG_1 0x2284
-#define MV643XX_ETH_HIGH_ADDR_REMAP_REG_2 0x2288
-#define MV643XX_ETH_HIGH_ADDR_REMAP_REG_3 0x228c
-#define MV643XX_ETH_BASE_ADDR_ENABLE_REG 0x2290
-#define MV643XX_ETH_ACCESS_PROTECTION_REG(port) (0x2294 + (port<<2))
-#define MV643XX_ETH_MIB_COUNTERS_BASE(port) (0x3000 + (port<<7))
-#define MV643XX_ETH_PORT_CONFIG_REG(port) (0x2400 + (port<<10))
-#define MV643XX_ETH_PORT_CONFIG_EXTEND_REG(port) (0x2404 + (port<<10))
-#define MV643XX_ETH_MII_SERIAL_PARAMETRS_REG(port) (0x2408 + (port<<10))
-#define MV643XX_ETH_GMII_SERIAL_PARAMETRS_REG(port) (0x240c + (port<<10))
-#define MV643XX_ETH_VLAN_ETHERTYPE_REG(port) (0x2410 + (port<<10))
-#define MV643XX_ETH_MAC_ADDR_LOW(port) (0x2414 + (port<<10))
-#define MV643XX_ETH_MAC_ADDR_HIGH(port) (0x2418 + (port<<10))
-#define MV643XX_ETH_SDMA_CONFIG_REG(port) (0x241c + (port<<10))
-#define MV643XX_ETH_DSCP_0(port) (0x2420 + (port<<10))
-#define MV643XX_ETH_DSCP_1(port) (0x2424 + (port<<10))
-#define MV643XX_ETH_DSCP_2(port) (0x2428 + (port<<10))
-#define MV643XX_ETH_DSCP_3(port) (0x242c + (port<<10))
-#define MV643XX_ETH_DSCP_4(port) (0x2430 + (port<<10))
-#define MV643XX_ETH_DSCP_5(port) (0x2434 + (port<<10))
-#define MV643XX_ETH_DSCP_6(port) (0x2438 + (port<<10))
-#define MV643XX_ETH_PORT_SERIAL_CONTROL_REG(port) (0x243c + (port<<10))
-#define MV643XX_ETH_VLAN_PRIORITY_TAG_TO_PRIORITY(port) (0x2440 + (port<<10))
-#define MV643XX_ETH_PORT_STATUS_REG(port) (0x2444 + (port<<10))
-#define MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(port) (0x2448 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_FIXED_PRIORITY(port) (0x244c + (port<<10))
-#define MV643XX_ETH_PORT_TX_TOKEN_BUCKET_RATE_CONFIG(port) (0x2450 + (port<<10))
-#define MV643XX_ETH_MAXIMUM_TRANSMIT_UNIT(port) (0x2458 + (port<<10))
-#define MV643XX_ETH_PORT_MAXIMUM_TOKEN_BUCKET_SIZE(port) (0x245c + (port<<10))
-#define MV643XX_ETH_INTERRUPT_CAUSE_REG(port) (0x2460 + (port<<10))
-#define MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port) (0x2464 + (port<<10))
-#define MV643XX_ETH_INTERRUPT_MASK_REG(port) (0x2468 + (port<<10))
-#define MV643XX_ETH_INTERRUPT_EXTEND_MASK_REG(port) (0x246c + (port<<10))
-#define MV643XX_ETH_RX_FIFO_URGENT_THRESHOLD_REG(port) (0x2470 + (port<<10))
-#define MV643XX_ETH_TX_FIFO_URGENT_THRESHOLD_REG(port) (0x2474 + (port<<10))
-#define MV643XX_ETH_RX_MINIMAL_FRAME_SIZE_REG(port) (0x247c + (port<<10))
-#define MV643XX_ETH_RX_DISCARDED_FRAMES_COUNTER(port) (0x2484 + (port<<10))
-#define MV643XX_ETH_PORT_DEBUG_0_REG(port) (0x248c + (port<<10))
-#define MV643XX_ETH_PORT_DEBUG_1_REG(port) (0x2490 + (port<<10))
-#define MV643XX_ETH_PORT_INTERNAL_ADDR_ERROR_REG(port) (0x2494 + (port<<10))
-#define MV643XX_ETH_INTERNAL_USE_REG(port) (0x24fc + (port<<10))
-#define MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(port) (0x2680 + (port<<10))
-#define MV643XX_ETH_CURRENT_SERVED_TX_DESC_PTR(port) (0x2684 + (port<<10))
-#define MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_0(port) (0x260c + (port<<10))
-#define MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_1(port) (0x261c + (port<<10))
-#define MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_2(port) (0x262c + (port<<10))
-#define MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_3(port) (0x263c + (port<<10))
-#define MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_4(port) (0x264c + (port<<10))
-#define MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_5(port) (0x265c + (port<<10))
-#define MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_6(port) (0x266c + (port<<10))
-#define MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_7(port) (0x267c + (port<<10))
-#define MV643XX_ETH_TX_CURRENT_QUEUE_DESC_PTR_0(port) (0x26c0 + (port<<10))
-#define MV643XX_ETH_TX_CURRENT_QUEUE_DESC_PTR_1(port) (0x26c4 + (port<<10))
-#define MV643XX_ETH_TX_CURRENT_QUEUE_DESC_PTR_2(port) (0x26c8 + (port<<10))
-#define MV643XX_ETH_TX_CURRENT_QUEUE_DESC_PTR_3(port) (0x26cc + (port<<10))
-#define MV643XX_ETH_TX_CURRENT_QUEUE_DESC_PTR_4(port) (0x26d0 + (port<<10))
-#define MV643XX_ETH_TX_CURRENT_QUEUE_DESC_PTR_5(port) (0x26d4 + (port<<10))
-#define MV643XX_ETH_TX_CURRENT_QUEUE_DESC_PTR_6(port) (0x26d8 + (port<<10))
-#define MV643XX_ETH_TX_CURRENT_QUEUE_DESC_PTR_7(port) (0x26dc + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_0_TOKEN_BUCKET_COUNT(port) (0x2700 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_1_TOKEN_BUCKET_COUNT(port) (0x2710 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_2_TOKEN_BUCKET_COUNT(port) (0x2720 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_3_TOKEN_BUCKET_COUNT(port) (0x2730 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_4_TOKEN_BUCKET_COUNT(port) (0x2740 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_5_TOKEN_BUCKET_COUNT(port) (0x2750 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_6_TOKEN_BUCKET_COUNT(port) (0x2760 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_7_TOKEN_BUCKET_COUNT(port) (0x2770 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_0_TOKEN_BUCKET_CONFIG(port) (0x2704 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_1_TOKEN_BUCKET_CONFIG(port) (0x2714 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_2_TOKEN_BUCKET_CONFIG(port) (0x2724 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_3_TOKEN_BUCKET_CONFIG(port) (0x2734 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_4_TOKEN_BUCKET_CONFIG(port) (0x2744 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_5_TOKEN_BUCKET_CONFIG(port) (0x2754 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_6_TOKEN_BUCKET_CONFIG(port) (0x2764 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_7_TOKEN_BUCKET_CONFIG(port) (0x2774 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_0_ARBITER_CONFIG(port) (0x2708 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_1_ARBITER_CONFIG(port) (0x2718 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_2_ARBITER_CONFIG(port) (0x2728 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_3_ARBITER_CONFIG(port) (0x2738 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_4_ARBITER_CONFIG(port) (0x2748 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_5_ARBITER_CONFIG(port) (0x2758 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_6_ARBITER_CONFIG(port) (0x2768 + (port<<10))
-#define MV643XX_ETH_TX_QUEUE_7_ARBITER_CONFIG(port) (0x2778 + (port<<10))
-#define MV643XX_ETH_PORT_TX_TOKEN_BUCKET_COUNT(port) (0x2780 + (port<<10))
-#define MV643XX_ETH_DA_FILTER_SPECIAL_MULTICAST_TABLE_BASE(port) (0x3400 + (port<<10))
-#define MV643XX_ETH_DA_FILTER_OTHER_MULTICAST_TABLE_BASE(port) (0x3500 + (port<<10))
-#define MV643XX_ETH_DA_FILTER_UNICAST_TABLE_BASE(port) (0x3600 + (port<<10))
-
/*******************************************/
/* CUNIT Registers */
/*******************************************/
u32 retries;
};
-/* These macros describe Ethernet Port configuration reg (Px_cR) bits */
-#define MV643XX_ETH_UNICAST_NORMAL_MODE 0
-#define MV643XX_ETH_UNICAST_PROMISCUOUS_MODE (1<<0)
-#define MV643XX_ETH_DEFAULT_RX_QUEUE_0 0
-#define MV643XX_ETH_DEFAULT_RX_QUEUE_1 (1<<1)
-#define MV643XX_ETH_DEFAULT_RX_QUEUE_2 (1<<2)
-#define MV643XX_ETH_DEFAULT_RX_QUEUE_3 ((1<<2) | (1<<1))
-#define MV643XX_ETH_DEFAULT_RX_QUEUE_4 (1<<3)
-#define MV643XX_ETH_DEFAULT_RX_QUEUE_5 ((1<<3) | (1<<1))
-#define MV643XX_ETH_DEFAULT_RX_QUEUE_6 ((1<<3) | (1<<2))
-#define MV643XX_ETH_DEFAULT_RX_QUEUE_7 ((1<<3) | (1<<2) | (1<<1))
-#define MV643XX_ETH_DEFAULT_RX_ARP_QUEUE_0 0
-#define MV643XX_ETH_DEFAULT_RX_ARP_QUEUE_1 (1<<4)
-#define MV643XX_ETH_DEFAULT_RX_ARP_QUEUE_2 (1<<5)
-#define MV643XX_ETH_DEFAULT_RX_ARP_QUEUE_3 ((1<<5) | (1<<4))
-#define MV643XX_ETH_DEFAULT_RX_ARP_QUEUE_4 (1<<6)
-#define MV643XX_ETH_DEFAULT_RX_ARP_QUEUE_5 ((1<<6) | (1<<4))
-#define MV643XX_ETH_DEFAULT_RX_ARP_QUEUE_6 ((1<<6) | (1<<5))
-#define MV643XX_ETH_DEFAULT_RX_ARP_QUEUE_7 ((1<<6) | (1<<5) | (1<<4))
-#define MV643XX_ETH_RECEIVE_BC_IF_NOT_IP_OR_ARP 0
-#define MV643XX_ETH_REJECT_BC_IF_NOT_IP_OR_ARP (1<<7)
-#define MV643XX_ETH_RECEIVE_BC_IF_IP 0
-#define MV643XX_ETH_REJECT_BC_IF_IP (1<<8)
-#define MV643XX_ETH_RECEIVE_BC_IF_ARP 0
-#define MV643XX_ETH_REJECT_BC_IF_ARP (1<<9)
-#define MV643XX_ETH_TX_AM_NO_UPDATE_ERROR_SUMMARY (1<<12)
-#define MV643XX_ETH_CAPTURE_TCP_FRAMES_DIS 0
-#define MV643XX_ETH_CAPTURE_TCP_FRAMES_EN (1<<14)
-#define MV643XX_ETH_CAPTURE_UDP_FRAMES_DIS 0
-#define MV643XX_ETH_CAPTURE_UDP_FRAMES_EN (1<<15)
-#define MV643XX_ETH_DEFAULT_RX_TCP_QUEUE_0 0
-#define MV643XX_ETH_DEFAULT_RX_TCP_QUEUE_1 (1<<16)
-#define MV643XX_ETH_DEFAULT_RX_TCP_QUEUE_2 (1<<17)
-#define MV643XX_ETH_DEFAULT_RX_TCP_QUEUE_3 ((1<<17) | (1<<16))
-#define MV643XX_ETH_DEFAULT_RX_TCP_QUEUE_4 (1<<18)
-#define MV643XX_ETH_DEFAULT_RX_TCP_QUEUE_5 ((1<<18) | (1<<16))
-#define MV643XX_ETH_DEFAULT_RX_TCP_QUEUE_6 ((1<<18) | (1<<17))
-#define MV643XX_ETH_DEFAULT_RX_TCP_QUEUE_7 ((1<<18) | (1<<17) | (1<<16))
-#define MV643XX_ETH_DEFAULT_RX_UDP_QUEUE_0 0
-#define MV643XX_ETH_DEFAULT_RX_UDP_QUEUE_1 (1<<19)
-#define MV643XX_ETH_DEFAULT_RX_UDP_QUEUE_2 (1<<20)
-#define MV643XX_ETH_DEFAULT_RX_UDP_QUEUE_3 ((1<<20) | (1<<19))
-#define MV643XX_ETH_DEFAULT_RX_UDP_QUEUE_4 (1<<21)
-#define MV643XX_ETH_DEFAULT_RX_UDP_QUEUE_5 ((1<<21) | (1<<19))
-#define MV643XX_ETH_DEFAULT_RX_UDP_QUEUE_6 ((1<<21) | (1<<20))
-#define MV643XX_ETH_DEFAULT_RX_UDP_QUEUE_7 ((1<<21) | (1<<20) | (1<<19))
-#define MV643XX_ETH_DEFAULT_RX_BPDU_QUEUE_0 0
-#define MV643XX_ETH_DEFAULT_RX_BPDU_QUEUE_1 (1<<22)
-#define MV643XX_ETH_DEFAULT_RX_BPDU_QUEUE_2 (1<<23)
-#define MV643XX_ETH_DEFAULT_RX_BPDU_QUEUE_3 ((1<<23) | (1<<22))
-#define MV643XX_ETH_DEFAULT_RX_BPDU_QUEUE_4 (1<<24)
-#define MV643XX_ETH_DEFAULT_RX_BPDU_QUEUE_5 ((1<<24) | (1<<22))
-#define MV643XX_ETH_DEFAULT_RX_BPDU_QUEUE_6 ((1<<24) | (1<<23))
-#define MV643XX_ETH_DEFAULT_RX_BPDU_QUEUE_7 ((1<<24) | (1<<23) | (1<<22))
-
-#define MV643XX_ETH_PORT_CONFIG_DEFAULT_VALUE \
- MV643XX_ETH_UNICAST_NORMAL_MODE | \
- MV643XX_ETH_DEFAULT_RX_QUEUE_0 | \
- MV643XX_ETH_DEFAULT_RX_ARP_QUEUE_0 | \
- MV643XX_ETH_RECEIVE_BC_IF_NOT_IP_OR_ARP | \
- MV643XX_ETH_RECEIVE_BC_IF_IP | \
- MV643XX_ETH_RECEIVE_BC_IF_ARP | \
- MV643XX_ETH_CAPTURE_TCP_FRAMES_DIS | \
- MV643XX_ETH_CAPTURE_UDP_FRAMES_DIS | \
- MV643XX_ETH_DEFAULT_RX_TCP_QUEUE_0 | \
- MV643XX_ETH_DEFAULT_RX_UDP_QUEUE_0 | \
- MV643XX_ETH_DEFAULT_RX_BPDU_QUEUE_0
-
-/* These macros describe Ethernet Port configuration extend reg (Px_cXR) bits*/
-#define MV643XX_ETH_CLASSIFY_EN (1<<0)
-#define MV643XX_ETH_SPAN_BPDU_PACKETS_AS_NORMAL 0
-#define MV643XX_ETH_SPAN_BPDU_PACKETS_TO_RX_QUEUE_7 (1<<1)
-#define MV643XX_ETH_PARTITION_DISABLE 0
-#define MV643XX_ETH_PARTITION_ENABLE (1<<2)
-
-#define MV643XX_ETH_PORT_CONFIG_EXTEND_DEFAULT_VALUE \
- MV643XX_ETH_SPAN_BPDU_PACKETS_AS_NORMAL | \
- MV643XX_ETH_PARTITION_DISABLE
-
-/* These macros describe Ethernet Port Sdma configuration reg (SDCR) bits */
-#define MV643XX_ETH_RIFB (1<<0)
-#define MV643XX_ETH_RX_BURST_SIZE_1_64BIT 0
-#define MV643XX_ETH_RX_BURST_SIZE_2_64BIT (1<<1)
-#define MV643XX_ETH_RX_BURST_SIZE_4_64BIT (1<<2)
-#define MV643XX_ETH_RX_BURST_SIZE_8_64BIT ((1<<2) | (1<<1))
-#define MV643XX_ETH_RX_BURST_SIZE_16_64BIT (1<<3)
-#define MV643XX_ETH_BLM_RX_NO_SWAP (1<<4)
-#define MV643XX_ETH_BLM_RX_BYTE_SWAP 0
-#define MV643XX_ETH_BLM_TX_NO_SWAP (1<<5)
-#define MV643XX_ETH_BLM_TX_BYTE_SWAP 0
-#define MV643XX_ETH_DESCRIPTORS_BYTE_SWAP (1<<6)
-#define MV643XX_ETH_DESCRIPTORS_NO_SWAP 0
-#define MV643XX_ETH_TX_BURST_SIZE_1_64BIT 0
-#define MV643XX_ETH_TX_BURST_SIZE_2_64BIT (1<<22)
-#define MV643XX_ETH_TX_BURST_SIZE_4_64BIT (1<<23)
-#define MV643XX_ETH_TX_BURST_SIZE_8_64BIT ((1<<23) | (1<<22))
-#define MV643XX_ETH_TX_BURST_SIZE_16_64BIT (1<<24)
-
-#define MV643XX_ETH_IPG_INT_RX(value) ((value & 0x3fff) << 8)
-
-#define MV643XX_ETH_PORT_SDMA_CONFIG_DEFAULT_VALUE \
- MV643XX_ETH_RX_BURST_SIZE_4_64BIT | \
- MV643XX_ETH_IPG_INT_RX(0) | \
- MV643XX_ETH_TX_BURST_SIZE_4_64BIT
-
-/* These macros describe Ethernet Port serial control reg (PSCR) bits */
-#define MV643XX_ETH_SERIAL_PORT_DISABLE 0
-#define MV643XX_ETH_SERIAL_PORT_ENABLE (1<<0)
-#define MV643XX_ETH_FORCE_LINK_PASS (1<<1)
-#define MV643XX_ETH_DO_NOT_FORCE_LINK_PASS 0
-#define MV643XX_ETH_ENABLE_AUTO_NEG_FOR_DUPLX 0
-#define MV643XX_ETH_DISABLE_AUTO_NEG_FOR_DUPLX (1<<2)
-#define MV643XX_ETH_ENABLE_AUTO_NEG_FOR_FLOW_CTRL 0
-#define MV643XX_ETH_DISABLE_AUTO_NEG_FOR_FLOW_CTRL (1<<3)
-#define MV643XX_ETH_ADV_NO_FLOW_CTRL 0
-#define MV643XX_ETH_ADV_SYMMETRIC_FLOW_CTRL (1<<4)
-#define MV643XX_ETH_FORCE_FC_MODE_NO_PAUSE_DIS_TX 0
-#define MV643XX_ETH_FORCE_FC_MODE_TX_PAUSE_DIS (1<<5)
-#define MV643XX_ETH_FORCE_BP_MODE_NO_JAM 0
-#define MV643XX_ETH_FORCE_BP_MODE_JAM_TX (1<<7)
-#define MV643XX_ETH_FORCE_BP_MODE_JAM_TX_ON_RX_ERR (1<<8)
-#define MV643XX_ETH_SERIAL_PORT_CONTROL_RESERVED (1<<9)
-#define MV643XX_ETH_FORCE_LINK_FAIL 0
-#define MV643XX_ETH_DO_NOT_FORCE_LINK_FAIL (1<<10)
-#define MV643XX_ETH_RETRANSMIT_16_ATTEMPTS 0
-#define MV643XX_ETH_RETRANSMIT_FOREVER (1<<11)
-#define MV643XX_ETH_DISABLE_AUTO_NEG_SPEED_GMII (1<<13)
-#define MV643XX_ETH_ENABLE_AUTO_NEG_SPEED_GMII 0
-#define MV643XX_ETH_DTE_ADV_0 0
-#define MV643XX_ETH_DTE_ADV_1 (1<<14)
-#define MV643XX_ETH_DISABLE_AUTO_NEG_BYPASS 0
-#define MV643XX_ETH_ENABLE_AUTO_NEG_BYPASS (1<<15)
-#define MV643XX_ETH_AUTO_NEG_NO_CHANGE 0
-#define MV643XX_ETH_RESTART_AUTO_NEG (1<<16)
-#define MV643XX_ETH_MAX_RX_PACKET_1518BYTE 0
-#define MV643XX_ETH_MAX_RX_PACKET_1522BYTE (1<<17)
-#define MV643XX_ETH_MAX_RX_PACKET_1552BYTE (1<<18)
-#define MV643XX_ETH_MAX_RX_PACKET_9022BYTE ((1<<18) | (1<<17))
-#define MV643XX_ETH_MAX_RX_PACKET_9192BYTE (1<<19)
-#define MV643XX_ETH_MAX_RX_PACKET_9700BYTE ((1<<19) | (1<<17))
-#define MV643XX_ETH_SET_EXT_LOOPBACK (1<<20)
-#define MV643XX_ETH_CLR_EXT_LOOPBACK 0
-#define MV643XX_ETH_SET_FULL_DUPLEX_MODE (1<<21)
-#define MV643XX_ETH_SET_HALF_DUPLEX_MODE 0
-#define MV643XX_ETH_ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX (1<<22)
-#define MV643XX_ETH_DISABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX 0
-#define MV643XX_ETH_SET_GMII_SPEED_TO_10_100 0
-#define MV643XX_ETH_SET_GMII_SPEED_TO_1000 (1<<23)
-#define MV643XX_ETH_SET_MII_SPEED_TO_10 0
-#define MV643XX_ETH_SET_MII_SPEED_TO_100 (1<<24)
-
-#define MV643XX_ETH_MAX_RX_PACKET_MASK (0x7<<17)
-
-#define MV643XX_ETH_PORT_SERIAL_CONTROL_DEFAULT_VALUE \
- MV643XX_ETH_DO_NOT_FORCE_LINK_PASS | \
- MV643XX_ETH_ENABLE_AUTO_NEG_FOR_DUPLX | \
- MV643XX_ETH_DISABLE_AUTO_NEG_FOR_FLOW_CTRL | \
- MV643XX_ETH_ADV_SYMMETRIC_FLOW_CTRL | \
- MV643XX_ETH_FORCE_FC_MODE_NO_PAUSE_DIS_TX | \
- MV643XX_ETH_FORCE_BP_MODE_NO_JAM | \
- (1<<9) /* reserved */ | \
- MV643XX_ETH_DO_NOT_FORCE_LINK_FAIL | \
- MV643XX_ETH_RETRANSMIT_16_ATTEMPTS | \
- MV643XX_ETH_ENABLE_AUTO_NEG_SPEED_GMII | \
- MV643XX_ETH_DTE_ADV_0 | \
- MV643XX_ETH_DISABLE_AUTO_NEG_BYPASS | \
- MV643XX_ETH_AUTO_NEG_NO_CHANGE | \
- MV643XX_ETH_MAX_RX_PACKET_9700BYTE | \
- MV643XX_ETH_CLR_EXT_LOOPBACK | \
- MV643XX_ETH_SET_FULL_DUPLEX_MODE | \
- MV643XX_ETH_ENABLE_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX
-
-/* These macros describe Ethernet Serial Status reg (PSR) bits */
-#define MV643XX_ETH_PORT_STATUS_MODE_10_BIT (1<<0)
-#define MV643XX_ETH_PORT_STATUS_LINK_UP (1<<1)
-#define MV643XX_ETH_PORT_STATUS_FULL_DUPLEX (1<<2)
-#define MV643XX_ETH_PORT_STATUS_FLOW_CONTROL (1<<3)
-#define MV643XX_ETH_PORT_STATUS_GMII_1000 (1<<4)
-#define MV643XX_ETH_PORT_STATUS_MII_100 (1<<5)
-/* PSR bit 6 is undocumented */
-#define MV643XX_ETH_PORT_STATUS_TX_IN_PROGRESS (1<<7)
-#define MV643XX_ETH_PORT_STATUS_AUTONEG_BYPASSED (1<<8)
-#define MV643XX_ETH_PORT_STATUS_PARTITION (1<<9)
-#define MV643XX_ETH_PORT_STATUS_TX_FIFO_EMPTY (1<<10)
-/* PSR bits 11-31 are reserved */
-
-#define MV643XX_ETH_PORT_DEFAULT_TRANSMIT_QUEUE_SIZE 800
-#define MV643XX_ETH_PORT_DEFAULT_RECEIVE_QUEUE_SIZE 400
-
-#define MV643XX_ETH_DESC_SIZE 64
-
-#define MV643XX_ETH_SHARED_NAME "mv643xx_eth_shared"
-#define MV643XX_ETH_NAME "mv643xx_eth"
-
-struct mv643xx_eth_platform_data {
- int port_number;
- u16 force_phy_addr; /* force override if phy_addr == 0 */
- u16 phy_addr;
-
- /* If speed is 0, then speed and duplex are autonegotiated. */
- int speed; /* 0, SPEED_10, SPEED_100, SPEED_1000 */
- int duplex; /* DUPLEX_HALF or DUPLEX_FULL */
-
- /* non-zero values of the following fields override defaults */
- u32 tx_queue_size;
- u32 rx_queue_size;
- u32 tx_sram_addr;
- u32 tx_sram_size;
- u32 rx_sram_addr;
- u32 rx_sram_size;
- u8 mac_addr[6]; /* mac address if non-zero*/
-};
-
/* Watchdog Platform Device, Driver Data */
#define MV64x60_WDT_NAME "mv64x60_wdt"
git.openpandora.org / pandora-kernel.git / commitdiff