diff options
Diffstat (limited to 'drivers/net/bnx2.c')
| -rw-r--r-- | drivers/net/bnx2.c | 5530 |
1 files changed, 5530 insertions, 0 deletions
diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c new file mode 100644 index 000000000000..8acc655ec1e8 --- /dev/null +++ b/drivers/net/bnx2.c @@ -0,0 +1,5530 @@ +/* bnx2.c: Broadcom NX2 network driver. + * + * Copyright (c) 2004, 2005 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + * + * Written by: Michael Chan (mchan@broadcom.com) + */ + +#include "bnx2.h" +#include "bnx2_fw.h" + +#define DRV_MODULE_NAME "bnx2" +#define PFX DRV_MODULE_NAME ": " +#define DRV_MODULE_VERSION "1.2.19" +#define DRV_MODULE_RELDATE "May 23, 2005" + +#define RUN_AT(x) (jiffies + (x)) + +/* Time in jiffies before concluding the transmitter is hung. */ +#define TX_TIMEOUT (5*HZ) + +static char version[] __devinitdata = + "Broadcom NetXtreme II Gigabit Ethernet Driver " DRV_MODULE_NAME " v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; + +MODULE_AUTHOR("Michael Chan <mchan@broadcom.com>"); +MODULE_DESCRIPTION("Broadcom NetXtreme II BCM5706 Driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_MODULE_VERSION); + +static int disable_msi = 0; + +module_param(disable_msi, int, 0); +MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)"); + +typedef enum { + BCM5706 = 0, + NC370T, + NC370I, + BCM5706S, + NC370F, +} board_t; + +/* indexed by board_t, above */ +static struct { + char *name; +} board_info[] __devinitdata = { + { "Broadcom NetXtreme II BCM5706 1000Base-T" }, + { "HP NC370T Multifunction Gigabit Server Adapter" }, + { "HP NC370i Multifunction Gigabit Server Adapter" }, + { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, + { "HP NC370F Multifunction Gigabit Server Adapter" }, + { 0 }, + }; + +static struct pci_device_id bnx2_pci_tbl[] = { + { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, + PCI_VENDOR_ID_HP, 0x3101, 0, 0, NC370T }, + { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, + PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, + { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, + { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, + PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, + { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, + { 0, } +}; + +static struct flash_spec flash_table[] = +{ + /* Slow EEPROM */ + {0x00000000, 0x40030380, 0x009f0081, 0xa184a053, 0xaf000400, + 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, + SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, + "EEPROM - slow"}, + /* Fast EEPROM */ + {0x02000000, 0x62008380, 0x009f0081, 0xa184a053, 0xaf000400, + 1, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE, + SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE, + "EEPROM - fast"}, + /* ATMEL AT45DB011B (buffered flash) */ + {0x02000003, 0x6e008173, 0x00570081, 0x68848353, 0xaf000400, + 1, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE, + BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE, + "Buffered flash"}, + /* Saifun SA25F005 (non-buffered flash) */ + /* strap, cfg1, & write1 need updates */ + {0x01000003, 0x5f008081, 0x00050081, 0x03840253, 0xaf020406, + 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, + SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE, + "Non-buffered flash (64kB)"}, + /* Saifun SA25F010 (non-buffered flash) */ + /* strap, cfg1, & write1 need updates */ + {0x00000001, 0x47008081, 0x00050081, 0x03840253, 0xaf020406, + 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, + SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2, + "Non-buffered flash (128kB)"}, + /* Saifun SA25F020 (non-buffered flash) */ + /* strap, cfg1, & write1 need updates */ + {0x00000003, 0x4f008081, 0x00050081, 0x03840253, 0xaf020406, + 0, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE, + SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4, + "Non-buffered flash (256kB)"}, +}; + +MODULE_DEVICE_TABLE(pci, bnx2_pci_tbl); + +static u32 +bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset) +{ + REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); + return (REG_RD(bp, BNX2_PCICFG_REG_WINDOW)); +} + +static void +bnx2_reg_wr_ind(struct bnx2 *bp, u32 offset, u32 val) +{ + REG_WR(bp, BNX2_PCICFG_REG_WINDOW_ADDRESS, offset); + REG_WR(bp, BNX2_PCICFG_REG_WINDOW, val); +} + +static void +bnx2_ctx_wr(struct bnx2 *bp, u32 cid_addr, u32 offset, u32 val) +{ + offset += cid_addr; + REG_WR(bp, BNX2_CTX_DATA_ADR, offset); + REG_WR(bp, BNX2_CTX_DATA, val); +} + +static int +bnx2_read_phy(struct bnx2 *bp, u32 reg, u32 *val) +{ + u32 val1; + int i, ret; + + if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { + val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); + val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; + + REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); + REG_RD(bp, BNX2_EMAC_MDIO_MODE); + + udelay(40); + } + + val1 = (bp->phy_addr << 21) | (reg << 16) | + BNX2_EMAC_MDIO_COMM_COMMAND_READ | BNX2_EMAC_MDIO_COMM_DISEXT | + BNX2_EMAC_MDIO_COMM_START_BUSY; + REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); + + for (i = 0; i < 50; i++) { + udelay(10); + + val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); + if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { + udelay(5); + + val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); + val1 &= BNX2_EMAC_MDIO_COMM_DATA; + + break; + } + } + + if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) { + *val = 0x0; + ret = -EBUSY; + } + else { + *val = val1; + ret = 0; + } + + if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { + val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); + val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; + + REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); + REG_RD(bp, BNX2_EMAC_MDIO_MODE); + + udelay(40); + } + + return ret; +} + +static int +bnx2_write_phy(struct bnx2 *bp, u32 reg, u32 val) +{ + u32 val1; + int i, ret; + + if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { + val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); + val1 &= ~BNX2_EMAC_MDIO_MODE_AUTO_POLL; + + REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); + REG_RD(bp, BNX2_EMAC_MDIO_MODE); + + udelay(40); + } + + val1 = (bp->phy_addr << 21) | (reg << 16) | val | + BNX2_EMAC_MDIO_COMM_COMMAND_WRITE | + BNX2_EMAC_MDIO_COMM_START_BUSY | BNX2_EMAC_MDIO_COMM_DISEXT; + REG_WR(bp, BNX2_EMAC_MDIO_COMM, val1); + + for (i = 0; i < 50; i++) { + udelay(10); + + val1 = REG_RD(bp, BNX2_EMAC_MDIO_COMM); + if (!(val1 & BNX2_EMAC_MDIO_COMM_START_BUSY)) { + udelay(5); + break; + } + } + + if (val1 & BNX2_EMAC_MDIO_COMM_START_BUSY) + ret = -EBUSY; + else + ret = 0; + + if (bp->phy_flags & PHY_INT_MODE_AUTO_POLLING_FLAG) { + val1 = REG_RD(bp, BNX2_EMAC_MDIO_MODE); + val1 |= BNX2_EMAC_MDIO_MODE_AUTO_POLL; + + REG_WR(bp, BNX2_EMAC_MDIO_MODE, val1); + REG_RD(bp, BNX2_EMAC_MDIO_MODE); + + udelay(40); + } + + return ret; +} + +static void +bnx2_disable_int(struct bnx2 *bp) +{ + REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, + BNX2_PCICFG_INT_ACK_CMD_MASK_INT); + REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD); +} + +static void +bnx2_enable_int(struct bnx2 *bp) +{ + u32 val; + + REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, + BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | bp->last_status_idx); + + val = REG_RD(bp, BNX2_HC_COMMAND); + REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW); +} + +static void +bnx2_disable_int_sync(struct bnx2 *bp) +{ + atomic_inc(&bp->intr_sem); + bnx2_disable_int(bp); + synchronize_irq(bp->pdev->irq); +} + +static void +bnx2_netif_stop(struct bnx2 *bp) +{ + bnx2_disable_int_sync(bp); + if (netif_running(bp->dev)) { + netif_poll_disable(bp->dev); + netif_tx_disable(bp->dev); + bp->dev->trans_start = jiffies; /* prevent tx timeout */ + } +} + +static void +bnx2_netif_start(struct bnx2 *bp) +{ + if (atomic_dec_and_test(&bp->intr_sem)) { + if (netif_running(bp->dev)) { + netif_wake_queue(bp->dev); + netif_poll_enable(bp->dev); + bnx2_enable_int(bp); + } + } +} + +static void +bnx2_free_mem(struct bnx2 *bp) +{ + if (bp->stats_blk) { + pci_free_consistent(bp->pdev, sizeof(struct statistics_block), + bp->stats_blk, bp->stats_blk_mapping); + bp->stats_blk = NULL; + } + if (bp->status_blk) { + pci_free_consistent(bp->pdev, sizeof(struct status_block), + bp->status_blk, bp->status_blk_mapping); + bp->status_blk = NULL; + } + if (bp->tx_desc_ring) { + pci_free_consistent(bp->pdev, + sizeof(struct tx_bd) * TX_DESC_CNT, + bp->tx_desc_ring, bp->tx_desc_mapping); + bp->tx_desc_ring = NULL; + } + if (bp->tx_buf_ring) { + kfree(bp->tx_buf_ring); + bp->tx_buf_ring = NULL; + } + if (bp->rx_desc_ring) { + pci_free_consistent(bp->pdev, + sizeof(struct rx_bd) * RX_DESC_CNT, + bp->rx_desc_ring, bp->rx_desc_mapping); + bp->rx_desc_ring = NULL; + } + if (bp->rx_buf_ring) { + kfree(bp->rx_buf_ring); + bp->rx_buf_ring = NULL; + } +} + +static int +bnx2_alloc_mem(struct bnx2 *bp) +{ + bp->tx_buf_ring = kmalloc(sizeof(struct sw_bd) * TX_DESC_CNT, + GFP_KERNEL); + if (bp->tx_buf_ring == NULL) + return -ENOMEM; + + memset(bp->tx_buf_ring, 0, sizeof(struct sw_bd) * TX_DESC_CNT); + bp->tx_desc_ring = pci_alloc_consistent(bp->pdev, + sizeof(struct tx_bd) * + TX_DESC_CNT, + &bp->tx_desc_mapping); + if (bp->tx_desc_ring == NULL) + goto alloc_mem_err; + + bp->rx_buf_ring = kmalloc(sizeof(struct sw_bd) * RX_DESC_CNT, + GFP_KERNEL); + if (bp->rx_buf_ring == NULL) + goto alloc_mem_err; + + memset(bp->rx_buf_ring, 0, sizeof(struct sw_bd) * RX_DESC_CNT); + bp->rx_desc_ring = pci_alloc_consistent(bp->pdev, + sizeof(struct rx_bd) * + RX_DESC_CNT, + &bp->rx_desc_mapping); + if (bp->rx_desc_ring == NULL) + goto alloc_mem_err; + + bp->status_blk = pci_alloc_consistent(bp->pdev, + sizeof(struct status_block), + &bp->status_blk_mapping); + if (bp->status_blk == NULL) + goto alloc_mem_err; + + memset(bp->status_blk, 0, sizeof(struct status_block)); + + bp->stats_blk = pci_alloc_consistent(bp->pdev, + sizeof(struct statistics_block), + &bp->stats_blk_mapping); + if (bp->stats_blk == NULL) + goto alloc_mem_err; + + memset(bp->stats_blk, 0, sizeof(struct statistics_block)); + + return 0; + +alloc_mem_err: + bnx2_free_mem(bp); + return -ENOMEM; +} + +static void +bnx2_report_link(struct bnx2 *bp) +{ + if (bp->link_up) { + netif_carrier_on(bp->dev); + printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); + + printk("%d Mbps ", bp->line_speed); + + if (bp->duplex == DUPLEX_FULL) + printk("full duplex"); + else + printk("half duplex"); + + if (bp->flow_ctrl) { + if (bp->flow_ctrl & FLOW_CTRL_RX) { + printk(", receive "); + if (bp->flow_ctrl & FLOW_CTRL_TX) + printk("& transmit "); + } + else { + printk(", transmit "); + } + printk("flow control ON"); + } + printk("\n"); + } + else { + netif_carrier_off(bp->dev); + printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); + } +} + +static void +bnx2_resolve_flow_ctrl(struct bnx2 *bp) +{ + u32 local_adv, remote_adv; + + bp->flow_ctrl = 0; + if ((bp->autoneg & (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) != + (AUTONEG_SPEED | AUTONEG_FLOW_CTRL)) { + + if (bp->duplex == DUPLEX_FULL) { + bp->flow_ctrl = bp->req_flow_ctrl; + } + return; + } + + if (bp->duplex != DUPLEX_FULL) { + return; + } + + bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); + bnx2_read_phy(bp, MII_LPA, &remote_adv); + + if (bp->phy_flags & PHY_SERDES_FLAG) { + u32 new_local_adv = 0; + u32 new_remote_adv = 0; + + if (local_adv & ADVERTISE_1000XPAUSE) + new_local_adv |= ADVERTISE_PAUSE_CAP; + if (local_adv & ADVERTISE_1000XPSE_ASYM) + new_local_adv |= ADVERTISE_PAUSE_ASYM; + if (remote_adv & ADVERTISE_1000XPAUSE) + new_remote_adv |= ADVERTISE_PAUSE_CAP; + if (remote_adv & ADVERTISE_1000XPSE_ASYM) + new_remote_adv |= ADVERTISE_PAUSE_ASYM; + + local_adv = new_local_adv; + remote_adv = new_remote_adv; + } + + /* See Table 28B-3 of 802.3ab-1999 spec. */ + if (local_adv & ADVERTISE_PAUSE_CAP) { + if(local_adv & ADVERTISE_PAUSE_ASYM) { + if (remote_adv & ADVERTISE_PAUSE_CAP) { + bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; + } + else if (remote_adv & ADVERTISE_PAUSE_ASYM) { + bp->flow_ctrl = FLOW_CTRL_RX; + } + } + else { + if (remote_adv & ADVERTISE_PAUSE_CAP) { + bp->flow_ctrl = FLOW_CTRL_TX | FLOW_CTRL_RX; + } + } + } + else if (local_adv & ADVERTISE_PAUSE_ASYM) { + if ((remote_adv & ADVERTISE_PAUSE_CAP) && + (remote_adv & ADVERTISE_PAUSE_ASYM)) { + + bp->flow_ctrl = FLOW_CTRL_TX; + } + } +} + +static int +bnx2_serdes_linkup(struct bnx2 *bp) +{ + u32 bmcr, local_adv, remote_adv, common; + + bp->link_up = 1; + bp->line_speed = SPEED_1000; + + bnx2_read_phy(bp, MII_BMCR, &bmcr); + if (bmcr & BMCR_FULLDPLX) { + bp->duplex = DUPLEX_FULL; + } + else { + bp->duplex = DUPLEX_HALF; + } + + if (!(bmcr & BMCR_ANENABLE)) { + return 0; + } + + bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); + bnx2_read_phy(bp, MII_LPA, &remote_adv); + + common = local_adv & remote_adv; + if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { + + if (common & ADVERTISE_1000XFULL) { + bp->duplex = DUPLEX_FULL; + } + else { + bp->duplex = DUPLEX_HALF; + } + } + + return 0; +} + +static int +bnx2_copper_linkup(struct bnx2 *bp) +{ + u32 bmcr; + + bnx2_read_phy(bp, MII_BMCR, &bmcr); + if (bmcr & BMCR_ANENABLE) { + u32 local_adv, remote_adv, common; + + bnx2_read_phy(bp, MII_CTRL1000, &local_adv); + bnx2_read_phy(bp, MII_STAT1000, &remote_adv); + + common = local_adv & (remote_adv >> 2); + if (common & ADVERTISE_1000FULL) { + bp->line_speed = SPEED_1000; + bp->duplex = DUPLEX_FULL; + } + else if (common & ADVERTISE_1000HALF) { + bp->line_speed = SPEED_1000; + bp->duplex = DUPLEX_HALF; + } + else { + bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); + bnx2_read_phy(bp, MII_LPA, &remote_adv); + + common = local_adv & remote_adv; + if (common & ADVERTISE_100FULL) { + bp->line_speed = SPEED_100; + bp->duplex = DUPLEX_FULL; + } + else if (common & ADVERTISE_100HALF) { + bp->line_speed = SPEED_100; + bp->duplex = DUPLEX_HALF; + } + else if (common & ADVERTISE_10FULL) { + bp->line_speed = SPEED_10; + bp->duplex = DUPLEX_FULL; + } + else if (common & ADVERTISE_10HALF) { + bp->line_speed = SPEED_10; + bp->duplex = DUPLEX_HALF; + } + else { + bp->line_speed = 0; + bp->link_up = 0; + } + } + } + else { + if (bmcr & BMCR_SPEED100) { + bp->line_speed = SPEED_100; + } + else { + bp->line_speed = SPEED_10; + } + if (bmcr & BMCR_FULLDPLX) { + bp->duplex = DUPLEX_FULL; + } + else { + bp->duplex = DUPLEX_HALF; + } + } + + return 0; +} + +static int +bnx2_set_mac_link(struct bnx2 *bp) +{ + u32 val; + + REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x2620); + if (bp->link_up && (bp->line_speed == SPEED_1000) && + (bp->duplex == DUPLEX_HALF)) { + REG_WR(bp, BNX2_EMAC_TX_LENGTHS, 0x26ff); + } + + /* Configure the EMAC mode register. */ + val = REG_RD(bp, BNX2_EMAC_MODE); + + val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | + BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK); + + if (bp->link_up) { + if (bp->line_speed != SPEED_1000) + val |= BNX2_EMAC_MODE_PORT_MII; + else + val |= BNX2_EMAC_MODE_PORT_GMII; + } + else { + val |= BNX2_EMAC_MODE_PORT_GMII; + } + + /* Set the MAC to operate in the appropriate duplex mode. */ + if (bp->duplex == DUPLEX_HALF) + val |= BNX2_EMAC_MODE_HALF_DUPLEX; + REG_WR(bp, BNX2_EMAC_MODE, val); + + /* Enable/disable rx PAUSE. */ + bp->rx_mode &= ~BNX2_EMAC_RX_MODE_FLOW_EN; + + if (bp->flow_ctrl & FLOW_CTRL_RX) + bp->rx_mode |= BNX2_EMAC_RX_MODE_FLOW_EN; + REG_WR(bp, BNX2_EMAC_RX_MODE, bp->rx_mode); + + /* Enable/disable tx PAUSE. */ + val = REG_RD(bp, BNX2_EMAC_TX_MODE); + val &= ~BNX2_EMAC_TX_MODE_FLOW_EN; + + if (bp->flow_ctrl & FLOW_CTRL_TX) + val |= BNX2_EMAC_TX_MODE_FLOW_EN; + REG_WR(bp, BNX2_EMAC_TX_MODE, val); + + /* Acknowledge the interrupt. */ + REG_WR(bp, BNX2_EMAC_STATUS, BNX2_EMAC_STATUS_LINK_CHANGE); + + return 0; +} + +static int +bnx2_set_link(struct bnx2 *bp) +{ + u32 bmsr; + u8 link_up; + + if (bp->loopback == MAC_LOOPBACK) { + bp->link_up = 1; + return 0; + } + + link_up = bp->link_up; + + bnx2_read_phy(bp, MII_BMSR, &bmsr); + bnx2_read_phy(bp, MII_BMSR, &bmsr); + + if ((bp->phy_flags & PHY_SERDES_FLAG) && + (CHIP_NUM(bp) == CHIP_NUM_5706)) { + u32 val; + + val = REG_RD(bp, BNX2_EMAC_STATUS); + if (val & BNX2_EMAC_STATUS_LINK) + bmsr |= BMSR_LSTATUS; + else + bmsr &= ~BMSR_LSTATUS; + } + + if (bmsr & BMSR_LSTATUS) { + bp->link_up = 1; + + if (bp->phy_flags & PHY_SERDES_FLAG) { + bnx2_serdes_linkup(bp); + } + else { + bnx2_copper_linkup(bp); + } + bnx2_resolve_flow_ctrl(bp); + } + else { + if ((bp->phy_flags & PHY_SERDES_FLAG) && + (bp->autoneg & AUTONEG_SPEED)) { + + u32 bmcr; + + bnx2_read_phy(bp, MII_BMCR, &bmcr); + if (!(bmcr & BMCR_ANENABLE)) { + bnx2_write_phy(bp, MII_BMCR, bmcr | + BMCR_ANENABLE); + } + } + bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; + bp->link_up = 0; + } + + if (bp->link_up != link_up) { + bnx2_report_link(bp); + } + + bnx2_set_mac_link(bp); + + return 0; +} + +static int +bnx2_reset_phy(struct bnx2 *bp) +{ + int i; + u32 reg; + + bnx2_write_phy(bp, MII_BMCR, BMCR_RESET); + +#define PHY_RESET_MAX_WAIT 100 + for (i = 0; i < PHY_RESET_MAX_WAIT; i++) { + udelay(10); + + bnx2_read_phy(bp, MII_BMCR, ®); + if (!(reg & BMCR_RESET)) { + udelay(20); + break; + } + } + if (i == PHY_RESET_MAX_WAIT) { + return -EBUSY; + } + return 0; +} + +static u32 +bnx2_phy_get_pause_adv(struct bnx2 *bp) +{ + u32 adv = 0; + + if ((bp->req_flow_ctrl & (FLOW_CTRL_RX | FLOW_CTRL_TX)) == + (FLOW_CTRL_RX | FLOW_CTRL_TX)) { + + if (bp->phy_flags & PHY_SERDES_FLAG) { + adv = ADVERTISE_1000XPAUSE; + } + else { + adv = ADVERTISE_PAUSE_CAP; + } + } + else if (bp->req_flow_ctrl & FLOW_CTRL_TX) { + if (bp->phy_flags & PHY_SERDES_FLAG) { + adv = ADVERTISE_1000XPSE_ASYM; + } + else { + adv = ADVERTISE_PAUSE_ASYM; + } + } + else if (bp->req_flow_ctrl & FLOW_CTRL_RX) { + if (bp->phy_flags & PHY_SERDES_FLAG) { + adv = ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM; + } + else { + adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; + } + } + return adv; +} + +static int +bnx2_setup_serdes_phy(struct bnx2 *bp) +{ + u32 adv, bmcr; + u32 new_adv = 0; + + if (!(bp->autoneg & AUTONEG_SPEED)) { + u32 new_bmcr; + + bnx2_read_phy(bp, MII_BMCR, &bmcr); + new_bmcr = bmcr & ~BMCR_ANENABLE; + new_bmcr |= BMCR_SPEED1000; + if (bp->req_duplex == DUPLEX_FULL) { + new_bmcr |= BMCR_FULLDPLX; + } + else { + new_bmcr &= ~BMCR_FULLDPLX; + } + if (new_bmcr != bmcr) { + /* Force a link down visible on the other side */ + if (bp->link_up) { + bnx2_read_phy(bp, MII_ADVERTISE, &adv); + adv &= ~(ADVERTISE_1000XFULL | + ADVERTISE_1000XHALF); + bnx2_write_phy(bp, MII_ADVERTISE, adv); + bnx2_write_phy(bp, MII_BMCR, bmcr | + BMCR_ANRESTART | BMCR_ANENABLE); + + bp->link_up = 0; + netif_carrier_off(bp->dev); + } + bnx2_write_phy(bp, MII_BMCR, new_bmcr); + } + return 0; + } + + if (bp->advertising & ADVERTISED_1000baseT_Full) + new_adv |= ADVERTISE_1000XFULL; + + new_adv |= bnx2_phy_get_pause_adv(bp); + + bnx2_read_phy(bp, MII_ADVERTISE, &adv); + bnx2_read_phy(bp, MII_BMCR, &bmcr); + + bp->serdes_an_pending = 0; + if ((adv != new_adv) || ((bmcr & BMCR_ANENABLE) == 0)) { + /* Force a link down visible on the other side */ + if (bp->link_up) { + int i; + + bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); + for (i = 0; i < 110; i++) { + udelay(100); + } + } + + bnx2_write_phy(bp, MII_ADVERTISE, new_adv); + bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | + BMCR_ANENABLE); + bp->serdes_an_pending = SERDES_AN_TIMEOUT / bp->timer_interval; + } + + return 0; +} + +#define ETHTOOL_ALL_FIBRE_SPEED \ + (ADVERTISED_1000baseT_Full) + +#define ETHTOOL_ALL_COPPER_SPEED \ + (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | \ + ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | \ + ADVERTISED_1000baseT_Full) + +#define PHY_ALL_10_100_SPEED (ADVERTISE_10HALF | ADVERTISE_10FULL | \ + ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA) + +#define PHY_ALL_1000_SPEED (ADVERTISE_1000HALF | ADVERTISE_1000FULL) + +static int +bnx2_setup_copper_phy(struct bnx2 *bp) +{ + u32 bmcr; + u32 new_bmcr; + + bnx2_read_phy(bp, MII_BMCR, &bmcr); + + if (bp->autoneg & AUTONEG_SPEED) { + u32 adv_reg, adv1000_reg; + u32 new_adv_reg = 0; + u32 new_adv1000_reg = 0; + + bnx2_read_phy(bp, MII_ADVERTISE, &adv_reg); + adv_reg &= (PHY_ALL_10_100_SPEED | ADVERTISE_PAUSE_CAP | + ADVERTISE_PAUSE_ASYM); + + bnx2_read_phy(bp, MII_CTRL1000, &adv1000_reg); + adv1000_reg &= PHY_ALL_1000_SPEED; + + if (bp->advertising & ADVERTISED_10baseT_Half) + new_adv_reg |= ADVERTISE_10HALF; + if (bp->advertising & ADVERTISED_10baseT_Full) + new_adv_reg |= ADVERTISE_10FULL; + if (bp->advertising & ADVERTISED_100baseT_Half) + new_adv_reg |= ADVERTISE_100HALF; + if (bp->advertising & ADVERTISED_100baseT_Full) + new_adv_reg |= ADVERTISE_100FULL; + if (bp->advertising & ADVERTISED_1000baseT_Full) + new_adv1000_reg |= ADVERTISE_1000FULL; + + new_adv_reg |= ADVERTISE_CSMA; + + new_adv_reg |= bnx2_phy_get_pause_adv(bp); + + if ((adv1000_reg != new_adv1000_reg) || + (adv_reg != new_adv_reg) || + ((bmcr & BMCR_ANENABLE) == 0)) { + + bnx2_write_phy(bp, MII_ADVERTISE, new_adv_reg); + bnx2_write_phy(bp, MII_CTRL1000, new_adv1000_reg); + bnx2_write_phy(bp, MII_BMCR, BMCR_ANRESTART | + BMCR_ANENABLE); + } + else if (bp->link_up) { + /* Flow ctrl may have changed from auto to forced */ + /* or vice-versa. */ + + bnx2_resolve_flow_ctrl(bp); + bnx2_set_mac_link(bp); + } + return 0; + } + + new_bmcr = 0; + if (bp->req_line_speed == SPEED_100) { + new_bmcr |= BMCR_SPEED100; + } + if (bp->req_duplex == DUPLEX_FULL) { + new_bmcr |= BMCR_FULLDPLX; + } + if (new_bmcr != bmcr) { + u32 bmsr; + int i = 0; + + bnx2_read_phy(bp, MII_BMSR, &bmsr); + bnx2_read_phy(bp, MII_BMSR, &bmsr); + + if (bmsr & BMSR_LSTATUS) { + /* Force link down */ + bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); + do { + udelay(100); + bnx2_read_phy(bp, MII_BMSR, &bmsr); + bnx2_read_phy(bp, MII_BMSR, &bmsr); + i++; + } while ((bmsr & BMSR_LSTATUS) && (i < 620)); + } + + bnx2_write_phy(bp, MII_BMCR, new_bmcr); + + /* Normally, the new speed is setup after the link has + * gone down and up again. In some cases, link will not go + * down so we need to set up the new speed here. + */ + if (bmsr & BMSR_LSTATUS) { + bp->line_speed = bp->req_line_speed; + bp->duplex = bp->req_duplex; + bnx2_resolve_flow_ctrl(bp); + bnx2_set_mac_link(bp); + } + } + return 0; +} + +static int +bnx2_setup_phy(struct bnx2 *bp) +{ + if (bp->loopback == MAC_LOOPBACK) + return 0; + + if (bp->phy_flags & PHY_SERDES_FLAG) { + return (bnx2_setup_serdes_phy(bp)); + } + else { + return (bnx2_setup_copper_phy(bp)); + } +} + +static int +bnx2_init_serdes_phy(struct bnx2 *bp) +{ + bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; + + if (CHIP_NUM(bp) == CHIP_NUM_5706) { + REG_WR(bp, BNX2_MISC_UNUSED0, 0x300); + } + + if (bp->dev->mtu > 1500) { + u32 val; + + /* Set extended packet length bit */ + bnx2_write_phy(bp, 0x18, 0x7); + bnx2_read_phy(bp, 0x18, &val); + bnx2_write_phy(bp, 0x18, (val & 0xfff8) | 0x4000); + + bnx2_write_phy(bp, 0x1c, 0x6c00); + bnx2_read_phy(bp, 0x1c, &val); + bnx2_write_phy(bp, 0x1c, (val & 0x3ff) | 0xec02); + } + else { + u32 val; + + bnx2_write_phy(bp, 0x18, 0x7); + bnx2_read_phy(bp, 0x18, &val); + bnx2_write_phy(bp, 0x18, val & ~0x4007); + + bnx2_write_phy(bp, 0x1c, 0x6c00); + bnx2_read_phy(bp, 0x1c, &val); + bnx2_write_phy(bp, 0x1c, (val & 0x3fd) | 0xec00); + } + + return 0; +} + +static int +bnx2_init_copper_phy(struct bnx2 *bp) +{ + bp->phy_flags |= PHY_CRC_FIX_FLAG; + + if (bp->phy_flags & PHY_CRC_FIX_FLAG) { + bnx2_write_phy(bp, 0x18, 0x0c00); + bnx2_write_phy(bp, 0x17, 0x000a); + bnx2_write_phy(bp, 0x15, 0x310b); + bnx2_write_phy(bp, 0x17, 0x201f); + bnx2_write_phy(bp, 0x15, 0x9506); + bnx2_write_phy(bp, 0x17, 0x401f); + bnx2_write_phy(bp, 0x15, 0x14e2); + bnx2_write_phy(bp, 0x18, 0x0400); + } + + if (bp->dev->mtu > 1500) { + u32 val; + + /* Set extended packet length bit */ + bnx2_write_phy(bp, 0x18, 0x7); + bnx2_read_phy(bp, 0x18, &val); + bnx2_write_phy(bp, 0x18, val | 0x4000); + + bnx2_read_phy(bp, 0x10, &val); + bnx2_write_phy(bp, 0x10, val | 0x1); + } + else { + u32 val; + + bnx2_write_phy(bp, 0x18, 0x7); + bnx2_read_phy(bp, 0x18, &val); + bnx2_write_phy(bp, 0x18, val & ~0x4007); + + bnx2_read_phy(bp, 0x10, &val); + bnx2_write_phy(bp, 0x10, val & ~0x1); + } + + return 0; +} + + +static int +bnx2_init_phy(struct bnx2 *bp) +{ + u32 val; + int rc = 0; + + bp->phy_flags &= ~PHY_INT_MODE_MASK_FLAG; + bp->phy_flags |= PHY_INT_MODE_LINK_READY_FLAG; + + REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); + + bnx2_reset_phy(bp); + + bnx2_read_phy(bp, MII_PHYSID1, &val); + bp->phy_id = val << 16; + bnx2_read_phy(bp, MII_PHYSID2, &val); + bp->phy_id |= val & 0xffff; + + if (bp->phy_flags & PHY_SERDES_FLAG) { + rc = bnx2_init_serdes_phy(bp); + } + else { + rc = bnx2_init_copper_phy(bp); + } + + bnx2_setup_phy(bp); + + return rc; +} + +static int +bnx2_set_mac_loopback(struct bnx2 *bp) +{ + u32 mac_mode; + + mac_mode = REG_RD(bp, BNX2_EMAC_MODE); + mac_mode &= ~BNX2_EMAC_MODE_PORT; + mac_mode |= BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK; + REG_WR(bp, BNX2_EMAC_MODE, mac_mode); + bp->link_up = 1; + return 0; +} + +static int +bnx2_fw_sync(struct bnx2 *bp, u32 msg_data) +{ + int i; + u32 val; + + if (bp->fw_timed_out) + return -EBUSY; + + bp->fw_wr_seq++; + msg_data |= bp->fw_wr_seq; + + REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_MB, msg_data); + + /* wait for an acknowledgement. */ + for (i = 0; i < (FW_ACK_TIME_OUT_MS * 1000)/5; i++) { + udelay(5); + + val = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_FW_MB); + + if ((val & BNX2_FW_MSG_ACK) == (msg_data & BNX2_DRV_MSG_SEQ)) + break; + } + + /* If we timed out, inform the firmware that this is the case. */ + if (((val & BNX2_FW_MSG_ACK) != (msg_data & BNX2_DRV_MSG_SEQ)) && + ((msg_data & BNX2_DRV_MSG_DATA) != BNX2_DRV_MSG_DATA_WAIT0)) { + + msg_data &= ~BNX2_DRV_MSG_CODE; + msg_data |= BNX2_DRV_MSG_CODE_FW_TIMEOUT; + + REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_MB, msg_data); + + bp->fw_timed_out = 1; + + return -EBUSY; + } + + return 0; +} + +static void +bnx2_init_context(struct bnx2 *bp) +{ + u32 vcid; + + vcid = 96; + while (vcid) { + u32 vcid_addr, pcid_addr, offset; + + vcid--; + + if (CHIP_ID(bp) == CHIP_ID_5706_A0) { + u32 new_vcid; + + vcid_addr = GET_PCID_ADDR(vcid); + if (vcid & 0x8) { + new_vcid = 0x60 + (vcid & 0xf0) + (vcid & 0x7); + } + else { + new_vcid = vcid; + } + pcid_addr = GET_PCID_ADDR(new_vcid); + } + else { + vcid_addr = GET_CID_ADDR(vcid); + pcid_addr = vcid_addr; + } + + REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00); + REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); + + /* Zero out the context. */ + for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) { + CTX_WR(bp, 0x00, offset, 0); + } + + REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); + REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); + } +} + +static int +bnx2_alloc_bad_rbuf(struct bnx2 *bp) +{ + u16 *good_mbuf; + u32 good_mbuf_cnt; + u32 val; + + good_mbuf = kmalloc(512 * sizeof(u16), GFP_KERNEL); + if (good_mbuf == NULL) { + printk(KERN_ERR PFX "Failed to allocate memory in " + "bnx2_alloc_bad_rbuf\n"); + return -ENOMEM; + } + + REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, + BNX2_MISC_ENABLE_SET_BITS_RX_MBUF_ENABLE); + + good_mbuf_cnt = 0; + + /* Allocate a bunch of mbufs and save the good ones in an array. */ + val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); + while (val & BNX2_RBUF_STATUS1_FREE_COUNT) { + REG_WR_IND(bp, BNX2_RBUF_COMMAND, BNX2_RBUF_COMMAND_ALLOC_REQ); + + val = REG_RD_IND(bp, BNX2_RBUF_FW_BUF_ALLOC); + + val &= BNX2_RBUF_FW_BUF_ALLOC_VALUE; + + /* The addresses with Bit 9 set are bad memory blocks. */ + if (!(val & (1 << 9))) { + good_mbuf[good_mbuf_cnt] = (u16) val; + good_mbuf_cnt++; + } + + val = REG_RD_IND(bp, BNX2_RBUF_STATUS1); + } + + /* Free the good ones back to the mbuf pool thus discarding + * all the bad ones. */ + while (good_mbuf_cnt) { + good_mbuf_cnt--; + + val = good_mbuf[good_mbuf_cnt]; + val = (val << 9) | val | 1; + + REG_WR_IND(bp, BNX2_RBUF_FW_BUF_FREE, val); + } + kfree(good_mbuf); + return 0; +} + +static void +bnx2_set_mac_addr(struct bnx2 *bp) +{ + u32 val; + u8 *mac_addr = bp->dev->dev_addr; + + val = (mac_addr[0] << 8) | mac_addr[1]; + + REG_WR(bp, BNX2_EMAC_MAC_MATCH0, val); + + val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | + (mac_addr[4] << 8) | mac_addr[5]; + + REG_WR(bp, BNX2_EMAC_MAC_MATCH1, val); +} + +static inline int +bnx2_alloc_rx_skb(struct bnx2 *bp, u16 index) +{ + struct sk_buff *skb; + struct sw_bd *rx_buf = &bp->rx_buf_ring[index]; + dma_addr_t mapping; + struct rx_bd *rxbd = &bp->rx_desc_ring[index]; + unsigned long align; + + skb = dev_alloc_skb(bp->rx_buf_size); + if (skb == NULL) { + return -ENOMEM; + } + + if (unlikely((align = (unsigned long) skb->data & 0x7))) { + skb_reserve(skb, 8 - align); + } + + skb->dev = bp->dev; + mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, + PCI_DMA_FROMDEVICE); + + rx_buf->skb = skb; + pci_unmap_addr_set(rx_buf, mapping, mapping); + + rxbd->rx_bd_haddr_hi = (u64) mapping >> 32; + rxbd->rx_bd_haddr_lo = (u64) mapping & 0xffffffff; + + bp->rx_prod_bseq += bp->rx_buf_use_size; + + return 0; +} + +static void +bnx2_phy_int(struct bnx2 *bp) +{ + u32 new_link_state, old_link_state; + + new_link_state = bp->status_blk->status_attn_bits & + STATUS_ATTN_BITS_LINK_STATE; + old_link_state = bp->status_blk->status_attn_bits_ack & + STATUS_ATTN_BITS_LINK_STATE; + if (new_link_state != old_link_state) { + if (new_link_state) { + REG_WR(bp, BNX2_PCICFG_STATUS_BIT_SET_CMD, + STATUS_ATTN_BITS_LINK_STATE); + } + else { + REG_WR(bp, BNX2_PCICFG_STATUS_BIT_CLEAR_CMD, + STATUS_ATTN_BITS_LINK_STATE); + } + bnx2_set_link(bp); + } +} + +static void +bnx2_tx_int(struct bnx2 *bp) +{ + u16 hw_cons, sw_cons, sw_ring_cons; + int tx_free_bd = 0; + + hw_cons = bp->status_blk->status_tx_quick_consumer_index0; + if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { + hw_cons++; + } + sw_cons = bp->tx_cons; + + while (sw_cons != hw_cons) { + struct sw_bd *tx_buf; + struct sk_buff *skb; + int i, last; + + sw_ring_cons = TX_RING_IDX(sw_cons); + + tx_buf = &bp->tx_buf_ring[sw_ring_cons]; + skb = tx_buf->skb; +#ifdef BCM_TSO + /* partial BD completions possible with TSO packets */ + if (skb_shinfo(skb)->tso_size) { + u16 last_idx, last_ring_idx; + + last_idx = sw_cons + + skb_shinfo(skb)->nr_frags + 1; + last_ring_idx = sw_ring_cons + + skb_shinfo(skb)->nr_frags + 1; + if (unlikely(last_ring_idx >= MAX_TX_DESC_CNT)) { + last_idx++; + } + if (((s16) ((s16) last_idx - (s16) hw_cons)) > 0) { + break; + } + } +#endif + pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), + skb_headlen(skb), PCI_DMA_TODEVICE); + + tx_buf->skb = NULL; + last = skb_shinfo(skb)->nr_frags; + + for (i = 0; i < last; i++) { + sw_cons = NEXT_TX_BD(sw_cons); + + pci_unmap_page(bp->pdev, + pci_unmap_addr( + &bp->tx_buf_ring[TX_RING_IDX(sw_cons)], + mapping), + skb_shinfo(skb)->frags[i].size, + PCI_DMA_TODEVICE); + } + + sw_cons = NEXT_TX_BD(sw_cons); + + tx_free_bd += last + 1; + + dev_kfree_skb_irq(skb); + + hw_cons = bp->status_blk->status_tx_quick_consumer_index0; + if ((hw_cons & MAX_TX_DESC_CNT) == MAX_TX_DESC_CNT) { + hw_cons++; + } + } + + atomic_add(tx_free_bd, &bp->tx_avail_bd); + + if (unlikely(netif_queue_stopped(bp->dev))) { + unsigned long flags; + + spin_lock_irqsave(&bp->tx_lock, flags); + if ((netif_queue_stopped(bp->dev)) && + (atomic_read(&bp->tx_avail_bd) > MAX_SKB_FRAGS)) { + + netif_wake_queue(bp->dev); + } + spin_unlock_irqrestore(&bp->tx_lock, flags); + } + + bp->tx_cons = sw_cons; + +} + +static inline void +bnx2_reuse_rx_skb(struct bnx2 *bp, struct sk_buff *skb, + u16 cons, u16 prod) +{ + struct sw_bd *cons_rx_buf = &bp->rx_buf_ring[cons]; + struct sw_bd *prod_rx_buf = &bp->rx_buf_ring[prod]; + struct rx_bd *cons_bd = &bp->rx_desc_ring[cons]; + struct rx_bd *prod_bd = &bp->rx_desc_ring[prod]; + + pci_dma_sync_single_for_device(bp->pdev, + pci_unmap_addr(cons_rx_buf, mapping), + bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); + + prod_rx_buf->skb = cons_rx_buf->skb; + pci_unmap_addr_set(prod_rx_buf, mapping, + pci_unmap_addr(cons_rx_buf, mapping)); + + memcpy(prod_bd, cons_bd, 8); + + bp->rx_prod_bseq += bp->rx_buf_use_size; + +} + +static int +bnx2_rx_int(struct bnx2 *bp, int budget) +{ + u16 hw_cons, sw_cons, sw_ring_cons, sw_prod, sw_ring_prod; + struct l2_fhdr *rx_hdr; + int rx_pkt = 0; + + hw_cons = bp->status_blk->status_rx_quick_consumer_index0; + if ((hw_cons & MAX_RX_DESC_CNT) == MAX_RX_DESC_CNT) { + hw_cons++; + } + sw_cons = bp->rx_cons; + sw_prod = bp->rx_prod; + + /* Memory barrier necessary as speculative reads of the rx + * buffer can be ahead of the index in the status block + */ + rmb(); + while (sw_cons != hw_cons) { + unsigned int len; + u16 status; + struct sw_bd *rx_buf; + struct sk_buff *skb; + + sw_ring_cons = RX_RING_IDX(sw_cons); + sw_ring_prod = RX_RING_IDX(sw_prod); + + rx_buf = &bp->rx_buf_ring[sw_ring_cons]; + skb = rx_buf->skb; + pci_dma_sync_single_for_cpu(bp->pdev, + pci_unmap_addr(rx_buf, mapping), + bp->rx_offset + RX_COPY_THRESH, PCI_DMA_FROMDEVICE); + + rx_hdr = (struct l2_fhdr *) skb->data; + len = rx_hdr->l2_fhdr_pkt_len - 4; + + if (rx_hdr->l2_fhdr_errors & + (L2_FHDR_ERRORS_BAD_CRC | + L2_FHDR_ERRORS_PHY_DECODE | + L2_FHDR_ERRORS_ALIGNMENT | + L2_FHDR_ERRORS_TOO_SHORT | + L2_FHDR_ERRORS_GIANT_FRAME)) { + + goto reuse_rx; + } + + /* Since we don't have a jumbo ring, copy small packets + * if mtu > 1500 + */ + if ((bp->dev->mtu > 1500) && (len <= RX_COPY_THRESH)) { + struct sk_buff *new_skb; + + new_skb = dev_alloc_skb(len + 2); + if (new_skb == NULL) + goto reuse_rx; + + /* aligned copy */ + memcpy(new_skb->data, + skb->data + bp->rx_offset - 2, + len + 2); + + skb_reserve(new_skb, 2); + skb_put(new_skb, len); + new_skb->dev = bp->dev; + + bnx2_reuse_rx_skb(bp, skb, + sw_ring_cons, sw_ring_prod); + + skb = new_skb; + } + else if (bnx2_alloc_rx_skb(bp, sw_ring_prod) == 0) { + pci_unmap_single(bp->pdev, + pci_unmap_addr(rx_buf, mapping), + bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); + + skb_reserve(skb, bp->rx_offset); + skb_put(skb, len); + } + else { +reuse_rx: + bnx2_reuse_rx_skb(bp, skb, + sw_ring_cons, sw_ring_prod); + goto next_rx; + } + + skb->protocol = eth_type_trans(skb, bp->dev); + + if ((len > (bp->dev->mtu + ETH_HLEN)) && + (htons(skb->protocol) != 0x8100)) { + + dev_kfree_skb_irq(skb); + goto next_rx; + + } + + status = rx_hdr->l2_fhdr_status; + skb->ip_summed = CHECKSUM_NONE; + if (bp->rx_csum && + (status & (L2_FHDR_STATUS_TCP_SEGMENT | + L2_FHDR_STATUS_UDP_DATAGRAM))) { + + u16 cksum = rx_hdr->l2_fhdr_tcp_udp_xsum; + + if (cksum == 0xffff) + skb->ip_summed = CHECKSUM_UNNECESSARY; + } + +#ifdef BCM_VLAN + if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && (bp->vlgrp != 0)) { + vlan_hwaccel_receive_skb(skb, bp->vlgrp, + rx_hdr->l2_fhdr_vlan_tag); + } + else +#endif + netif_receive_skb(skb); + + bp->dev->last_rx = jiffies; + rx_pkt++; + +next_rx: + rx_buf->skb = NULL; + + sw_cons = NEXT_RX_BD(sw_cons); + sw_prod = NEXT_RX_BD(sw_prod); + + if ((rx_pkt == budget)) + break; + } + bp->rx_cons = sw_cons; + bp->rx_prod = sw_prod; + + REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, sw_prod); + + REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); + + mmiowb(); + + return rx_pkt; + +} + +/* MSI ISR - The only difference between this and the INTx ISR + * is that the MSI interrupt is always serviced. + */ +static irqreturn_t +bnx2_msi(int irq, void *dev_instance, struct pt_regs *regs) +{ + struct net_device *dev = dev_instance; + struct bnx2 *bp = dev->priv; + + REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, + BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | + BNX2_PCICFG_INT_ACK_CMD_MASK_INT); + + /* Return here if interrupt is disabled. */ + if (unlikely(atomic_read(&bp->intr_sem) != 0)) { + return IRQ_RETVAL(1); + } + + if (netif_rx_schedule_prep(dev)) { + __netif_rx_schedule(dev); + } + + return IRQ_RETVAL(1); +} + +static irqreturn_t +bnx2_interrupt(int irq, void *dev_instance, struct pt_regs *regs) +{ + struct net_device *dev = dev_instance; + struct bnx2 *bp = dev->priv; + + /* When using INTx, it is possible for the interrupt to arrive + * at the CPU before the status block posted prior to the + * interrupt. Reading a register will flush the status block. + * When using MSI, the MSI message will always complete after + * the status block write. + */ + if ((bp->status_blk->status_idx == bp->last_status_idx) || + (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) & + BNX2_PCICFG_MISC_STATUS_INTA_VALUE)) + return IRQ_RETVAL(0); + + REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, + BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM | + BNX2_PCICFG_INT_ACK_CMD_MASK_INT); + + /* Return here if interrupt is shared and is disabled. */ + if (unlikely(atomic_read(&bp->intr_sem) != 0)) { + return IRQ_RETVAL(1); + } + + if (netif_rx_schedule_prep(dev)) { + __netif_rx_schedule(dev); + } + + return IRQ_RETVAL(1); +} + +static int +bnx2_poll(struct net_device *dev, int *budget) +{ + struct bnx2 *bp = dev->priv; + int rx_done = 1; + + bp->last_status_idx = bp->status_blk->status_idx; + + rmb(); + if ((bp->status_blk->status_attn_bits & + STATUS_ATTN_BITS_LINK_STATE) != + (bp->status_blk->status_attn_bits_ack & + STATUS_ATTN_BITS_LINK_STATE)) { + + unsigned long flags; + + spin_lock_irqsave(&bp->phy_lock, flags); + bnx2_phy_int(bp); + spin_unlock_irqrestore(&bp->phy_lock, flags); + } + + if (bp->status_blk->status_tx_quick_consumer_index0 != bp->tx_cons) { + bnx2_tx_int(bp); + } + + if (bp->status_blk->status_rx_quick_consumer_index0 != bp->rx_cons) { + int orig_budget = *budget; + int work_done; + + if (orig_budget > dev->quota) + orig_budget = dev->quota; + + work_done = bnx2_rx_int(bp, orig_budget); + *budget -= work_done; + dev->quota -= work_done; + + if (work_done >= orig_budget) { + rx_done = 0; + } + } + + if (rx_done) { + netif_rx_complete(dev); + REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, + BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | + bp->last_status_idx); + return 0; + } + + return 1; +} + +/* Called with rtnl_lock from vlan functions and also dev->xmit_lock + * from set_multicast. + */ +static void +bnx2_set_rx_mode(struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + u32 rx_mode, sort_mode; + int i; + unsigned long flags; + + spin_lock_irqsave(&bp->phy_lock, flags); + + rx_mode = bp->rx_mode & ~(BNX2_EMAC_RX_MODE_PROMISCUOUS | + BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); + sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; +#ifdef BCM_VLAN + if (!bp->vlgrp) { + rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; + } +#else + rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; +#endif + if (dev->flags & IFF_PROMISC) { + /* Promiscuous mode. */ + rx_mode |= BNX2_EMAC_RX_MODE_PROMISCUOUS; + sort_mode |= BNX2_RPM_SORT_USER0_PROM_EN; + } + else if (dev->flags & IFF_ALLMULTI) { + for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { + REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), + 0xffffffff); + } + sort_mode |= BNX2_RPM_SORT_USER0_MC_EN; + } + else { + /* Accept one or more multicast(s). */ + struct dev_mc_list *mclist; + u32 mc_filter[NUM_MC_HASH_REGISTERS]; + u32 regidx; + u32 bit; + u32 crc; + + memset(mc_filter, 0, 4 * NUM_MC_HASH_REGISTERS); + + for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; + i++, mclist = mclist->next) { + + crc = ether_crc_le(ETH_ALEN, mclist->dmi_addr); + bit = crc & 0xff; + regidx = (bit & 0xe0) >> 5; + bit &= 0x1f; + mc_filter[regidx] |= (1 << bit); + } + + for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { + REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), + mc_filter[i]); + } + + sort_mode |= BNX2_RPM_SORT_USER0_MC_HSH_EN; + } + + if (rx_mode != bp->rx_mode) { + bp->rx_mode = rx_mode; + REG_WR(bp, BNX2_EMAC_RX_MODE, rx_mode); + } + + REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); + REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode); + REG_WR(bp, BNX2_RPM_SORT_USER0, sort_mode | BNX2_RPM_SORT_USER0_ENA); + + spin_unlock_irqrestore(&bp->phy_lock, flags); +} + +static void +load_rv2p_fw(struct bnx2 *bp, u32 *rv2p_code, u32 rv2p_code_len, + u32 rv2p_proc) +{ + int i; + u32 val; + + + for (i = 0; i < rv2p_code_len; i += 8) { + REG_WR(bp, BNX2_RV2P_INSTR_HIGH, *rv2p_code); + rv2p_code++; + REG_WR(bp, BNX2_RV2P_INSTR_LOW, *rv2p_code); + rv2p_code++; + + if (rv2p_proc == RV2P_PROC1) { + val = (i / 8) | BNX2_RV2P_PROC1_ADDR_CMD_RDWR; + REG_WR(bp, BNX2_RV2P_PROC1_ADDR_CMD, val); + } + else { + val = (i / 8) | BNX2_RV2P_PROC2_ADDR_CMD_RDWR; + REG_WR(bp, BNX2_RV2P_PROC2_ADDR_CMD, val); + } + } + + /* Reset the processor, un-stall is done later. */ + if (rv2p_proc == RV2P_PROC1) { + REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC1_RESET); + } + else { + REG_WR(bp, BNX2_RV2P_COMMAND, BNX2_RV2P_COMMAND_PROC2_RESET); + } +} + +static void +load_cpu_fw(struct bnx2 *bp, struct cpu_reg *cpu_reg, struct fw_info *fw) +{ + u32 offset; + u32 val; + + /* Halt the CPU. */ + val = REG_RD_IND(bp, cpu_reg->mode); + val |= cpu_reg->mode_value_halt; + REG_WR_IND(bp, cpu_reg->mode, val); + REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); + + /* Load the Text area. */ + offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base); + if (fw->text) { + int j; + + for (j = 0; j < (fw->text_len / 4); j++, offset += 4) { + REG_WR_IND(bp, offset, fw->text[j]); + } + } + + /* Load the Data area. */ + offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base); + if (fw->data) { + int j; + + for (j = 0; j < (fw->data_len / 4); j++, offset += 4) { + REG_WR_IND(bp, offset, fw->data[j]); + } + } + + /* Load the SBSS area. */ + offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base); + if (fw->sbss) { + int j; + + for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4) { + REG_WR_IND(bp, offset, fw->sbss[j]); + } + } + + /* Load the BSS area. */ + offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base); + if (fw->bss) { + int j; + + for (j = 0; j < (fw->bss_len/4); j++, offset += 4) { + REG_WR_IND(bp, offset, fw->bss[j]); + } + } + + /* Load the Read-Only area. */ + offset = cpu_reg->spad_base + + (fw->rodata_addr - cpu_reg->mips_view_base); + if (fw->rodata) { + int j; + + for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4) { + REG_WR_IND(bp, offset, fw->rodata[j]); + } + } + + /* Clear the pre-fetch instruction. */ + REG_WR_IND(bp, cpu_reg->inst, 0); + REG_WR_IND(bp, cpu_reg->pc, fw->start_addr); + + /* Start the CPU. */ + val = REG_RD_IND(bp, cpu_reg->mode); + val &= ~cpu_reg->mode_value_halt; + REG_WR_IND(bp, cpu_reg->state, cpu_reg->state_value_clear); + REG_WR_IND(bp, cpu_reg->mode, val); +} + +static void +bnx2_init_cpus(struct bnx2 *bp) +{ + struct cpu_reg cpu_reg; + struct fw_info fw; + + /* Initialize the RV2P processor. */ + load_rv2p_fw(bp, bnx2_rv2p_proc1, sizeof(bnx2_rv2p_proc1), RV2P_PROC1); + load_rv2p_fw(bp, bnx2_rv2p_proc2, sizeof(bnx2_rv2p_proc2), RV2P_PROC2); + + /* Initialize the RX Processor. */ + cpu_reg.mode = BNX2_RXP_CPU_MODE; + cpu_reg.mode_value_halt = BNX2_RXP_CPU_MODE_SOFT_HALT; + cpu_reg.mode_value_sstep = BNX2_RXP_CPU_MODE_STEP_ENA; + cpu_reg.state = BNX2_RXP_CPU_STATE; + cpu_reg.state_value_clear = 0xffffff; + cpu_reg.gpr0 = BNX2_RXP_CPU_REG_FILE; + cpu_reg.evmask = BNX2_RXP_CPU_EVENT_MASK; + cpu_reg.pc = BNX2_RXP_CPU_PROGRAM_COUNTER; + cpu_reg.inst = BNX2_RXP_CPU_INSTRUCTION; + cpu_reg.bp = BNX2_RXP_CPU_HW_BREAKPOINT; + cpu_reg.spad_base = BNX2_RXP_SCRATCH; + cpu_reg.mips_view_base = 0x8000000; + + fw.ver_major = bnx2_RXP_b06FwReleaseMajor; + fw.ver_minor = bnx2_RXP_b06FwReleaseMinor; + fw.ver_fix = bnx2_RXP_b06FwReleaseFix; + fw.start_addr = bnx2_RXP_b06FwStartAddr; + + fw.text_addr = bnx2_RXP_b06FwTextAddr; + fw.text_len = bnx2_RXP_b06FwTextLen; + fw.text_index = 0; + fw.text = bnx2_RXP_b06FwText; + + fw.data_addr = bnx2_RXP_b06FwDataAddr; + fw.data_len = bnx2_RXP_b06FwDataLen; + fw.data_index = 0; + fw.data = bnx2_RXP_b06FwData; + + fw.sbss_addr = bnx2_RXP_b06FwSbssAddr; + fw.sbss_len = bnx2_RXP_b06FwSbssLen; + fw.sbss_index = 0; + fw.sbss = bnx2_RXP_b06FwSbss; + + fw.bss_addr = bnx2_RXP_b06FwBssAddr; + fw.bss_len = bnx2_RXP_b06FwBssLen; + fw.bss_index = 0; + fw.bss = bnx2_RXP_b06FwBss; + + fw.rodata_addr = bnx2_RXP_b06FwRodataAddr; + fw.rodata_len = bnx2_RXP_b06FwRodataLen; + fw.rodata_index = 0; + fw.rodata = bnx2_RXP_b06FwRodata; + + load_cpu_fw(bp, &cpu_reg, &fw); + + /* Initialize the TX Processor. */ + cpu_reg.mode = BNX2_TXP_CPU_MODE; + cpu_reg.mode_value_halt = BNX2_TXP_CPU_MODE_SOFT_HALT; + cpu_reg.mode_value_sstep = BNX2_TXP_CPU_MODE_STEP_ENA; + cpu_reg.state = BNX2_TXP_CPU_STATE; + cpu_reg.state_value_clear = 0xffffff; + cpu_reg.gpr0 = BNX2_TXP_CPU_REG_FILE; + cpu_reg.evmask = BNX2_TXP_CPU_EVENT_MASK; + cpu_reg.pc = BNX2_TXP_CPU_PROGRAM_COUNTER; + cpu_reg.inst = BNX2_TXP_CPU_INSTRUCTION; + cpu_reg.bp = BNX2_TXP_CPU_HW_BREAKPOINT; + cpu_reg.spad_base = BNX2_TXP_SCRATCH; + cpu_reg.mips_view_base = 0x8000000; + + fw.ver_major = bnx2_TXP_b06FwReleaseMajor; + fw.ver_minor = bnx2_TXP_b06FwReleaseMinor; + fw.ver_fix = bnx2_TXP_b06FwReleaseFix; + fw.start_addr = bnx2_TXP_b06FwStartAddr; + + fw.text_addr = bnx2_TXP_b06FwTextAddr; + fw.text_len = bnx2_TXP_b06FwTextLen; + fw.text_index = 0; + fw.text = bnx2_TXP_b06FwText; + + fw.data_addr = bnx2_TXP_b06FwDataAddr; + fw.data_len = bnx2_TXP_b06FwDataLen; + fw.data_index = 0; + fw.data = bnx2_TXP_b06FwData; + + fw.sbss_addr = bnx2_TXP_b06FwSbssAddr; + fw.sbss_len = bnx2_TXP_b06FwSbssLen; + fw.sbss_index = 0; + fw.sbss = bnx2_TXP_b06FwSbss; + + fw.bss_addr = bnx2_TXP_b06FwBssAddr; + fw.bss_len = bnx2_TXP_b06FwBssLen; + fw.bss_index = 0; + fw.bss = bnx2_TXP_b06FwBss; + + fw.rodata_addr = bnx2_TXP_b06FwRodataAddr; + fw.rodata_len = bnx2_TXP_b06FwRodataLen; + fw.rodata_index = 0; + fw.rodata = bnx2_TXP_b06FwRodata; + + load_cpu_fw(bp, &cpu_reg, &fw); + + /* Initialize the TX Patch-up Processor. */ + cpu_reg.mode = BNX2_TPAT_CPU_MODE; + cpu_reg.mode_value_halt = BNX2_TPAT_CPU_MODE_SOFT_HALT; + cpu_reg.mode_value_sstep = BNX2_TPAT_CPU_MODE_STEP_ENA; + cpu_reg.state = BNX2_TPAT_CPU_STATE; + cpu_reg.state_value_clear = 0xffffff; + cpu_reg.gpr0 = BNX2_TPAT_CPU_REG_FILE; + cpu_reg.evmask = BNX2_TPAT_CPU_EVENT_MASK; + cpu_reg.pc = BNX2_TPAT_CPU_PROGRAM_COUNTER; + cpu_reg.inst = BNX2_TPAT_CPU_INSTRUCTION; + cpu_reg.bp = BNX2_TPAT_CPU_HW_BREAKPOINT; + cpu_reg.spad_base = BNX2_TPAT_SCRATCH; + cpu_reg.mips_view_base = 0x8000000; + + fw.ver_major = bnx2_TPAT_b06FwReleaseMajor; + fw.ver_minor = bnx2_TPAT_b06FwReleaseMinor; + fw.ver_fix = bnx2_TPAT_b06FwReleaseFix; + fw.start_addr = bnx2_TPAT_b06FwStartAddr; + + fw.text_addr = bnx2_TPAT_b06FwTextAddr; + fw.text_len = bnx2_TPAT_b06FwTextLen; + fw.text_index = 0; + fw.text = bnx2_TPAT_b06FwText; + + fw.data_addr = bnx2_TPAT_b06FwDataAddr; + fw.data_len = bnx2_TPAT_b06FwDataLen; + fw.data_index = 0; + fw.data = bnx2_TPAT_b06FwData; + + fw.sbss_addr = bnx2_TPAT_b06FwSbssAddr; + fw.sbss_len = bnx2_TPAT_b06FwSbssLen; + fw.sbss_index = 0; + fw.sbss = bnx2_TPAT_b06FwSbss; + + fw.bss_addr = bnx2_TPAT_b06FwBssAddr; + fw.bss_len = bnx2_TPAT_b06FwBssLen; + fw.bss_index = 0; + fw.bss = bnx2_TPAT_b06FwBss; + + fw.rodata_addr = bnx2_TPAT_b06FwRodataAddr; + fw.rodata_len = bnx2_TPAT_b06FwRodataLen; + fw.rodata_index = 0; + fw.rodata = bnx2_TPAT_b06FwRodata; + + load_cpu_fw(bp, &cpu_reg, &fw); + + /* Initialize the Completion Processor. */ + cpu_reg.mode = BNX2_COM_CPU_MODE; + cpu_reg.mode_value_halt = BNX2_COM_CPU_MODE_SOFT_HALT; + cpu_reg.mode_value_sstep = BNX2_COM_CPU_MODE_STEP_ENA; + cpu_reg.state = BNX2_COM_CPU_STATE; + cpu_reg.state_value_clear = 0xffffff; + cpu_reg.gpr0 = BNX2_COM_CPU_REG_FILE; + cpu_reg.evmask = BNX2_COM_CPU_EVENT_MASK; + cpu_reg.pc = BNX2_COM_CPU_PROGRAM_COUNTER; + cpu_reg.inst = BNX2_COM_CPU_INSTRUCTION; + cpu_reg.bp = BNX2_COM_CPU_HW_BREAKPOINT; + cpu_reg.spad_base = BNX2_COM_SCRATCH; + cpu_reg.mips_view_base = 0x8000000; + + fw.ver_major = bnx2_COM_b06FwReleaseMajor; + fw.ver_minor = bnx2_COM_b06FwReleaseMinor; + fw.ver_fix = bnx2_COM_b06FwReleaseFix; + fw.start_addr = bnx2_COM_b06FwStartAddr; + + fw.text_addr = bnx2_COM_b06FwTextAddr; + fw.text_len = bnx2_COM_b06FwTextLen; + fw.text_index = 0; + fw.text = bnx2_COM_b06FwText; + + fw.data_addr = bnx2_COM_b06FwDataAddr; + fw.data_len = bnx2_COM_b06FwDataLen; + fw.data_index = 0; + fw.data = bnx2_COM_b06FwData; + + fw.sbss_addr = bnx2_COM_b06FwSbssAddr; + fw.sbss_len = bnx2_COM_b06FwSbssLen; + fw.sbss_index = 0; + fw.sbss = bnx2_COM_b06FwSbss; + + fw.bss_addr = bnx2_COM_b06FwBssAddr; + fw.bss_len = bnx2_COM_b06FwBssLen; + fw.bss_index = 0; + fw.bss = bnx2_COM_b06FwBss; + + fw.rodata_addr = bnx2_COM_b06FwRodataAddr; + fw.rodata_len = bnx2_COM_b06FwRodataLen; + fw.rodata_index = 0; + fw.rodata = bnx2_COM_b06FwRodata; + + load_cpu_fw(bp, &cpu_reg, &fw); + +} + +static int +bnx2_set_power_state(struct bnx2 *bp, int state) +{ + u16 pmcsr; + + pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); + + switch (state) { + case 0: { + u32 val; + + pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, + (pmcsr & ~PCI_PM_CTRL_STATE_MASK) | + PCI_PM_CTRL_PME_STATUS); + + if (pmcsr & PCI_PM_CTRL_STATE_MASK) + /* delay required during transition out of D3hot */ + msleep(20); + + val = REG_RD(bp, BNX2_EMAC_MODE); + val |= BNX2_EMAC_MODE_MPKT_RCVD | BNX2_EMAC_MODE_ACPI_RCVD; + val &= ~BNX2_EMAC_MODE_MPKT; + REG_WR(bp, BNX2_EMAC_MODE, val); + + val = REG_RD(bp, BNX2_RPM_CONFIG); + val &= ~BNX2_RPM_CONFIG_ACPI_ENA; + REG_WR(bp, BNX2_RPM_CONFIG, val); + break; + } + case 3: { + int i; + u32 val, wol_msg; + + if (bp->wol) { + u32 advertising; + u8 autoneg; + + autoneg = bp->autoneg; + advertising = bp->advertising; + + bp->autoneg = AUTONEG_SPEED; + bp->advertising = ADVERTISED_10baseT_Half | + ADVERTISED_10baseT_Full | + ADVERTISED_100baseT_Half | + ADVERTISED_100baseT_Full | + ADVERTISED_Autoneg; + + bnx2_setup_copper_phy(bp); + + bp->autoneg = autoneg; + bp->advertising = advertising; + + bnx2_set_mac_addr(bp); + + val = REG_RD(bp, BNX2_EMAC_MODE); + + /* Enable port mode. */ + val &= ~BNX2_EMAC_MODE_PORT; + val |= BNX2_EMAC_MODE_PORT_MII | + BNX2_EMAC_MODE_MPKT_RCVD | + BNX2_EMAC_MODE_ACPI_RCVD | + BNX2_EMAC_MODE_FORCE_LINK | + BNX2_EMAC_MODE_MPKT; + + REG_WR(bp, BNX2_EMAC_MODE, val); + + /* receive all multicast */ + for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) { + REG_WR(bp, BNX2_EMAC_MULTICAST_HASH0 + (i * 4), + 0xffffffff); + } + REG_WR(bp, BNX2_EMAC_RX_MODE, + BNX2_EMAC_RX_MODE_SORT_MODE); + + val = 1 | BNX2_RPM_SORT_USER0_BC_EN | + BNX2_RPM_SORT_USER0_MC_EN; + REG_WR(bp, BNX2_RPM_SORT_USER0, 0x0); + REG_WR(bp, BNX2_RPM_SORT_USER0, val); + REG_WR(bp, BNX2_RPM_SORT_USER0, val | + BNX2_RPM_SORT_USER0_ENA); + + /* Need to enable EMAC and RPM for WOL. */ + REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, + BNX2_MISC_ENABLE_SET_BITS_RX_PARSER_MAC_ENABLE | + BNX2_MISC_ENABLE_SET_BITS_TX_HEADER_Q_ENABLE | + BNX2_MISC_ENABLE_SET_BITS_EMAC_ENABLE); + + val = REG_RD(bp, BNX2_RPM_CONFIG); + val &= ~BNX2_RPM_CONFIG_ACPI_ENA; + REG_WR(bp, BNX2_RPM_CONFIG, val); + + wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_WOL; + } + else { + wol_msg = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; + } + + bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT3 | wol_msg); + + pmcsr &= ~PCI_PM_CTRL_STATE_MASK; + if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || + (CHIP_ID(bp) == CHIP_ID_5706_A1)) { + + if (bp->wol) + pmcsr |= 3; + } + else { + pmcsr |= 3; + } + if (bp->wol) { + pmcsr |= PCI_PM_CTRL_PME_ENABLE; + } + pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, + pmcsr); + + /* No more memory access after this point until + * device is brought back to D0. + */ + udelay(50); + break; + } + default: + return -EINVAL; + } + return 0; +} + +static int +bnx2_acquire_nvram_lock(struct bnx2 *bp) +{ + u32 val; + int j; + + /* Request access to the flash interface. */ + REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_SET2); + for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { + val = REG_RD(bp, BNX2_NVM_SW_ARB); + if (val & BNX2_NVM_SW_ARB_ARB_ARB2) + break; + + udelay(5); + } + + if (j >= NVRAM_TIMEOUT_COUNT) + return -EBUSY; + + return 0; +} + +static int +bnx2_release_nvram_lock(struct bnx2 *bp) +{ + int j; + u32 val; + + /* Relinquish nvram interface. */ + REG_WR(bp, BNX2_NVM_SW_ARB, BNX2_NVM_SW_ARB_ARB_REQ_CLR2); + + for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { + val = REG_RD(bp, BNX2_NVM_SW_ARB); + if (!(val & BNX2_NVM_SW_ARB_ARB_ARB2)) + break; + + udelay(5); + } + + if (j >= NVRAM_TIMEOUT_COUNT) + return -EBUSY; + + return 0; +} + + +static int +bnx2_enable_nvram_write(struct bnx2 *bp) +{ + u32 val; + + val = REG_RD(bp, BNX2_MISC_CFG); + REG_WR(bp, BNX2_MISC_CFG, val | BNX2_MISC_CFG_NVM_WR_EN_PCI); + + if (!bp->flash_info->buffered) { + int j; + + REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); + REG_WR(bp, BNX2_NVM_COMMAND, + BNX2_NVM_COMMAND_WREN | BNX2_NVM_COMMAND_DOIT); + + for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { + udelay(5); + + val = REG_RD(bp, BNX2_NVM_COMMAND); + if (val & BNX2_NVM_COMMAND_DONE) + break; + } + + if (j >= NVRAM_TIMEOUT_COUNT) + return -EBUSY; + } + return 0; +} + +static void +bnx2_disable_nvram_write(struct bnx2 *bp) +{ + u32 val; + + val = REG_RD(bp, BNX2_MISC_CFG); + REG_WR(bp, BNX2_MISC_CFG, val & ~BNX2_MISC_CFG_NVM_WR_EN); +} + + +static void +bnx2_enable_nvram_access(struct bnx2 *bp) +{ + u32 val; + + val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); + /* Enable both bits, even on read. */ + REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, + val | BNX2_NVM_ACCESS_ENABLE_EN | BNX2_NVM_ACCESS_ENABLE_WR_EN); +} + +static void +bnx2_disable_nvram_access(struct bnx2 *bp) +{ + u32 val; + + val = REG_RD(bp, BNX2_NVM_ACCESS_ENABLE); + /* Disable both bits, even after read. */ + REG_WR(bp, BNX2_NVM_ACCESS_ENABLE, + val & ~(BNX2_NVM_ACCESS_ENABLE_EN | + BNX2_NVM_ACCESS_ENABLE_WR_EN)); +} + +static int +bnx2_nvram_erase_page(struct bnx2 *bp, u32 offset) +{ + u32 cmd; + int j; + + if (bp->flash_info->buffered) + /* Buffered flash, no erase needed */ + return 0; + + /* Build an erase command */ + cmd = BNX2_NVM_COMMAND_ERASE | BNX2_NVM_COMMAND_WR | + BNX2_NVM_COMMAND_DOIT; + + /* Need to clear DONE bit separately. */ + REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); + + /* Address of the NVRAM to read from. */ + REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); + + /* Issue an erase command. */ + REG_WR(bp, BNX2_NVM_COMMAND, cmd); + + /* Wait for completion. */ + for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { + u32 val; + + udelay(5); + + val = REG_RD(bp, BNX2_NVM_COMMAND); + if (val & BNX2_NVM_COMMAND_DONE) + break; + } + + if (j >= NVRAM_TIMEOUT_COUNT) + return -EBUSY; + + return 0; +} + +static int +bnx2_nvram_read_dword(struct bnx2 *bp, u32 offset, u8 *ret_val, u32 cmd_flags) +{ + u32 cmd; + int j; + + /* Build the command word. */ + cmd = BNX2_NVM_COMMAND_DOIT | cmd_flags; + + /* Calculate an offset of a buffered flash. */ + if (bp->flash_info->buffered) { + offset = ((offset / bp->flash_info->page_size) << + bp->flash_info->page_bits) + + (offset % bp->flash_info->page_size); + } + + /* Need to clear DONE bit separately. */ + REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); + + /* Address of the NVRAM to read from. */ + REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); + + /* Issue a read command. */ + REG_WR(bp, BNX2_NVM_COMMAND, cmd); + + /* Wait for completion. */ + for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { + u32 val; + + udelay(5); + + val = REG_RD(bp, BNX2_NVM_COMMAND); + if (val & BNX2_NVM_COMMAND_DONE) { + val = REG_RD(bp, BNX2_NVM_READ); + + val = be32_to_cpu(val); + memcpy(ret_val, &val, 4); + break; + } + } + if (j >= NVRAM_TIMEOUT_COUNT) + return -EBUSY; + + return 0; +} + + +static int +bnx2_nvram_write_dword(struct bnx2 *bp, u32 offset, u8 *val, u32 cmd_flags) +{ + u32 cmd, val32; + int j; + + /* Build the command word. */ + cmd = BNX2_NVM_COMMAND_DOIT | BNX2_NVM_COMMAND_WR | cmd_flags; + + /* Calculate an offset of a buffered flash. */ + if (bp->flash_info->buffered) { + offset = ((offset / bp->flash_info->page_size) << + bp->flash_info->page_bits) + + (offset % bp->flash_info->page_size); + } + + /* Need to clear DONE bit separately. */ + REG_WR(bp, BNX2_NVM_COMMAND, BNX2_NVM_COMMAND_DONE); + + memcpy(&val32, val, 4); + val32 = cpu_to_be32(val32); + + /* Write the data. */ + REG_WR(bp, BNX2_NVM_WRITE, val32); + + /* Address of the NVRAM to write to. */ + REG_WR(bp, BNX2_NVM_ADDR, offset & BNX2_NVM_ADDR_NVM_ADDR_VALUE); + + /* Issue the write command. */ + REG_WR(bp, BNX2_NVM_COMMAND, cmd); + + /* Wait for completion. */ + for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) { + udelay(5); + + if (REG_RD(bp, BNX2_NVM_COMMAND) & BNX2_NVM_COMMAND_DONE) + break; + } + if (j >= NVRAM_TIMEOUT_COUNT) + return -EBUSY; + + return 0; +} + +static int +bnx2_init_nvram(struct bnx2 *bp) +{ + u32 val; + int j, entry_count, rc; + struct flash_spec *flash; + + /* Determine the selected interface. */ + val = REG_RD(bp, BNX2_NVM_CFG1); + + entry_count = sizeof(flash_table) / sizeof(struct flash_spec); + + rc = 0; + if (val & 0x40000000) { + + /* Flash interface has been reconfigured */ + for (j = 0, flash = &flash_table[0]; j < entry_count; + j++, flash++) { + + if (val == flash->config1) { + bp->flash_info = flash; + break; + } + } + } + else { + /* Not yet been reconfigured */ + + for (j = 0, flash = &flash_table[0]; j < entry_count; + j++, flash++) { + + if ((val & FLASH_STRAP_MASK) == flash->strapping) { + bp->flash_info = flash; + + /* Request access to the flash interface. */ + if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) + return rc; + + /* Enable access to flash interface */ + bnx2_enable_nvram_access(bp); + + /* Reconfigure the flash interface */ + REG_WR(bp, BNX2_NVM_CFG1, flash->config1); + REG_WR(bp, BNX2_NVM_CFG2, flash->config2); + REG_WR(bp, BNX2_NVM_CFG3, flash->config3); + REG_WR(bp, BNX2_NVM_WRITE1, flash->write1); + + /* Disable access to flash interface */ + bnx2_disable_nvram_access(bp); + bnx2_release_nvram_lock(bp); + + break; + } + } + } /* if (val & 0x40000000) */ + + if (j == entry_count) { + bp->flash_info = NULL; + printk(KERN_ALERT "Unknown flash/EEPROM type.\n"); + rc = -ENODEV; + } + + return rc; +} + +static int +bnx2_nvram_read(struct bnx2 *bp, u32 offset, u8 *ret_buf, + int buf_size) +{ + int rc = 0; + u32 cmd_flags, offset32, len32, extra; + + if (buf_size == 0) + return 0; + + /* Request access to the flash interface. */ + if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) + return rc; + + /* Enable access to flash interface */ + bnx2_enable_nvram_access(bp); + + len32 = buf_size; + offset32 = offset; + extra = 0; + + cmd_flags = 0; + + if (offset32 & 3) { + u8 buf[4]; + u32 pre_len; + + offset32 &= ~3; + pre_len = 4 - (offset & 3); + + if (pre_len >= len32) { + pre_len = len32; + cmd_flags = BNX2_NVM_COMMAND_FIRST | + BNX2_NVM_COMMAND_LAST; + } + else { + cmd_flags = BNX2_NVM_COMMAND_FIRST; + } + + rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); + + if (rc) + return rc; + + memcpy(ret_buf, buf + (offset & 3), pre_len); + + offset32 += 4; + ret_buf += pre_len; + len32 -= pre_len; + } + if (len32 & 3) { + extra = 4 - (len32 & 3); + len32 = (len32 + 4) & ~3; + } + + if (len32 == 4) { + u8 buf[4]; + + if (cmd_flags) + cmd_flags = BNX2_NVM_COMMAND_LAST; + else + cmd_flags = BNX2_NVM_COMMAND_FIRST | + BNX2_NVM_COMMAND_LAST; + + rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); + + memcpy(ret_buf, buf, 4 - extra); + } + else if (len32 > 0) { + u8 buf[4]; + + /* Read the first word. */ + if (cmd_flags) + cmd_flags = 0; + else + cmd_flags = BNX2_NVM_COMMAND_FIRST; + + rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, cmd_flags); + + /* Advance to the next dword. */ + offset32 += 4; + ret_buf += 4; + len32 -= 4; + + while (len32 > 4 && rc == 0) { + rc = bnx2_nvram_read_dword(bp, offset32, ret_buf, 0); + + /* Advance to the next dword. */ + offset32 += 4; + ret_buf += 4; + len32 -= 4; + } + + if (rc) + return rc; + + cmd_flags = BNX2_NVM_COMMAND_LAST; + rc = bnx2_nvram_read_dword(bp, offset32, buf, cmd_flags); + + memcpy(ret_buf, buf, 4 - extra); + } + + /* Disable access to flash interface */ + bnx2_disable_nvram_access(bp); + + bnx2_release_nvram_lock(bp); + + return rc; +} + +static int +bnx2_nvram_write(struct bnx2 *bp, u32 offset, u8 *data_buf, + int buf_size) +{ + u32 written, offset32, len32; + u8 *buf, start[4], end[4]; + int rc = 0; + int align_start, align_end; + + buf = data_buf; + offset32 = offset; + len32 = buf_size; + align_start = align_end = 0; + + if ((align_start = (offset32 & 3))) { + offset32 &= ~3; + len32 += align_start; + if ((rc = bnx2_nvram_read(bp, offset32, start, 4))) + return rc; + } + + if (len32 & 3) { + if ((len32 > 4) || !align_start) { + align_end = 4 - (len32 & 3); + len32 += align_end; + if ((rc = bnx2_nvram_read(bp, offset32 + len32 - 4, + end, 4))) { + return rc; + } + } + } + + if (align_start || align_end) { + buf = kmalloc(len32, GFP_KERNEL); + if (buf == 0) + return -ENOMEM; + if (align_start) { + memcpy(buf, start, 4); + } + if (align_end) { + memcpy(buf + len32 - 4, end, 4); + } + memcpy(buf + align_start, data_buf, buf_size); + } + + written = 0; + while ((written < len32) && (rc == 0)) { + u32 page_start, page_end, data_start, data_end; + u32 addr, cmd_flags; + int i; + u8 flash_buffer[264]; + + /* Find the page_start addr */ + page_start = offset32 + written; + page_start -= (page_start % bp->flash_info->page_size); + /* Find the page_end addr */ + page_end = page_start + bp->flash_info->page_size; + /* Find the data_start addr */ + data_start = (written == 0) ? offset32 : page_start; + /* Find the data_end addr */ + data_end = (page_end > offset32 + len32) ? + (offset32 + len32) : page_end; + + /* Request access to the flash interface. */ + if ((rc = bnx2_acquire_nvram_lock(bp)) != 0) + goto nvram_write_end; + + /* Enable access to flash interface */ + bnx2_enable_nvram_access(bp); + + cmd_flags = BNX2_NVM_COMMAND_FIRST; + if (bp->flash_info->buffered == 0) { + int j; + + /* Read the whole page into the buffer + * (non-buffer flash only) */ + for (j = 0; j < bp->flash_info->page_size; j += 4) { + if (j == (bp->flash_info->page_size - 4)) { + cmd_flags |= BNX2_NVM_COMMAND_LAST; + } + rc = bnx2_nvram_read_dword(bp, + page_start + j, + &flash_buffer[j], + cmd_flags); + + if (rc) + goto nvram_write_end; + + cmd_flags = 0; + } + } + + /* Enable writes to flash interface (unlock write-protect) */ + if ((rc = bnx2_enable_nvram_write(bp)) != 0) + goto nvram_write_end; + + /* Erase the page */ + if ((rc = bnx2_nvram_erase_page(bp, page_start)) != 0) + goto nvram_write_end; + + /* Re-enable the write again for the actual write */ + bnx2_enable_nvram_write(bp); + + /* Loop to write back the buffer data from page_start to + * data_start */ + i = 0; + if (bp->flash_info->buffered == 0) { + for (addr = page_start; addr < data_start; + addr += 4, i += 4) { + + rc = bnx2_nvram_write_dword(bp, addr, + &flash_buffer[i], cmd_flags); + + if (rc != 0) + goto nvram_write_end; + + cmd_flags = 0; + } + } + + /* Loop to write the new data from data_start to data_end */ + for (addr = data_start; addr < data_end; addr += 4, i++) { + if ((addr == page_end - 4) || + ((bp->flash_info->buffered) && + (addr == data_end - 4))) { + + cmd_flags |= BNX2_NVM_COMMAND_LAST; + } + rc = bnx2_nvram_write_dword(bp, addr, buf, + cmd_flags); + + if (rc != 0) + goto nvram_write_end; + + cmd_flags = 0; + buf += 4; + } + + /* Loop to write back the buffer data from data_end + * to page_end */ + if (bp->flash_info->buffered == 0) { + for (addr = data_end; addr < page_end; + addr += 4, i += 4) { + + if (addr == page_end-4) { + cmd_flags = BNX2_NVM_COMMAND_LAST; + } + rc = bnx2_nvram_write_dword(bp, addr, + &flash_buffer[i], cmd_flags); + + if (rc != 0) + goto nvram_write_end; + + cmd_flags = 0; + } + } + + /* Disable writes to flash interface (lock write-protect) */ + bnx2_disable_nvram_write(bp); + + /* Disable access to flash interface */ + bnx2_disable_nvram_access(bp); + bnx2_release_nvram_lock(bp); + + /* Increment written */ + written += data_end - data_start; + } + +nvram_write_end: + if (align_start || align_end) + kfree(buf); + return rc; +} + +static int +bnx2_reset_chip(struct bnx2 *bp, u32 reset_code) +{ + u32 val; + int i, rc = 0; + + /* Wait for the current PCI transaction to complete before + * issuing a reset. */ + REG_WR(bp, BNX2_MISC_ENABLE_CLR_BITS, + BNX2_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE | + BNX2_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE | + BNX2_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE | + BNX2_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE); + val = REG_RD(bp, BNX2_MISC_ENABLE_CLR_BITS); + udelay(5); + + /* Deposit a driver reset signature so the firmware knows that + * this is a soft reset. */ + REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_RESET_SIGNATURE, + BNX2_DRV_RESET_SIGNATURE_MAGIC); + + bp->fw_timed_out = 0; + + /* Wait for the firmware to tell us it is ok to issue a reset. */ + bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT0 | reset_code); + + /* Do a dummy read to force the chip to complete all current transaction + * before we issue a reset. */ + val = REG_RD(bp, BNX2_MISC_ID); + + val = BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | + BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | + BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP; + + /* Chip reset. */ + REG_WR(bp, BNX2_PCICFG_MISC_CONFIG, val); + + if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || + (CHIP_ID(bp) == CHIP_ID_5706_A1)) + msleep(15); + + /* Reset takes approximate 30 usec */ + for (i = 0; i < 10; i++) { + val = REG_RD(bp, BNX2_PCICFG_MISC_CONFIG); + if ((val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | + BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0) { + break; + } + udelay(10); + } + + if (val & (BNX2_PCICFG_MISC_CONFIG_CORE_RST_REQ | + BNX2_PCICFG_MISC_CONFIG_CORE_RST_BSY)) { + printk(KERN_ERR PFX "Chip reset did not complete\n"); + return -EBUSY; + } + + /* Make sure byte swapping is properly configured. */ + val = REG_RD(bp, BNX2_PCI_SWAP_DIAG0); + if (val != 0x01020304) { + printk(KERN_ERR PFX "Chip not in correct endian mode\n"); + return -ENODEV; + } + + bp->fw_timed_out = 0; + + /* Wait for the firmware to finish its initialization. */ + bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT1 | reset_code); + + if (CHIP_ID(bp) == CHIP_ID_5706_A0) { + /* Adjust the voltage regular to two steps lower. The default + * of this register is 0x0000000e. */ + REG_WR(bp, BNX2_MISC_VREG_CONTROL, 0x000000fa); + + /* Remove bad rbuf memory from the free pool. */ + rc = bnx2_alloc_bad_rbuf(bp); + } + + return rc; +} + +static int +bnx2_init_chip(struct bnx2 *bp) +{ + u32 val; + + /* Make sure the interrupt is not active. */ + REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD, BNX2_PCICFG_INT_ACK_CMD_MASK_INT); + + val = BNX2_DMA_CONFIG_DATA_BYTE_SWAP | + BNX2_DMA_CONFIG_DATA_WORD_SWAP | +#ifdef __BIG_ENDIAN + BNX2_DMA_CONFIG_CNTL_BYTE_SWAP | +#endif + BNX2_DMA_CONFIG_CNTL_WORD_SWAP | + DMA_READ_CHANS << 12 | + DMA_WRITE_CHANS << 16; + + val |= (0x2 << 20) | (1 << 11); + + if ((bp->flags & PCIX_FLAG) && (bp->bus_speed_mhz = 133)) + val |= (1 << 23); + + if ((CHIP_NUM(bp) == CHIP_NUM_5706) && + (CHIP_ID(bp) != CHIP_ID_5706_A0) && !(bp->flags & PCIX_FLAG)) + val |= BNX2_DMA_CONFIG_CNTL_PING_PONG_DMA; + + REG_WR(bp, BNX2_DMA_CONFIG, val); + + if (CHIP_ID(bp) == CHIP_ID_5706_A0) { + val = REG_RD(bp, BNX2_TDMA_CONFIG); + val |= BNX2_TDMA_CONFIG_ONE_DMA; + REG_WR(bp, BNX2_TDMA_CONFIG, val); + } + + if (bp->flags & PCIX_FLAG) { + u16 val16; + + pci_read_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, + &val16); + pci_write_config_word(bp->pdev, bp->pcix_cap + PCI_X_CMD, + val16 & ~PCI_X_CMD_ERO); + } + + REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, + BNX2_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE | + BNX2_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE | + BNX2_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE); + + /* Initialize context mapping and zero out the quick contexts. The + * context block must have already been enabled. */ + bnx2_init_context(bp); + + bnx2_init_cpus(bp); + bnx2_init_nvram(bp); + + bnx2_set_mac_addr(bp); + + val = REG_RD(bp, BNX2_MQ_CONFIG); + val &= ~BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE; + val |= BNX2_MQ_CONFIG_KNL_BYP_BLK_SIZE_256; + REG_WR(bp, BNX2_MQ_CONFIG, val); + + val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE); + REG_WR(bp, BNX2_MQ_KNL_BYP_WIND_START, val); + REG_WR(bp, BNX2_MQ_KNL_WIND_END, val); + + val = (BCM_PAGE_BITS - 8) << 24; + REG_WR(bp, BNX2_RV2P_CONFIG, val); + + /* Configure page size. */ + val = REG_RD(bp, BNX2_TBDR_CONFIG); + val &= ~BNX2_TBDR_CONFIG_PAGE_SIZE; + val |= (BCM_PAGE_BITS - 8) << 24 | 0x40; + REG_WR(bp, BNX2_TBDR_CONFIG, val); + + val = bp->mac_addr[0] + + (bp->mac_addr[1] << 8) + + (bp->mac_addr[2] << 16) + + bp->mac_addr[3] + + (bp->mac_addr[4] << 8) + + (bp->mac_addr[5] << 16); + REG_WR(bp, BNX2_EMAC_BACKOFF_SEED, val); + + /* Program the MTU. Also include 4 bytes for CRC32. */ + val = bp->dev->mtu + ETH_HLEN + 4; + if (val > (MAX_ETHERNET_PACKET_SIZE + 4)) + val |= BNX2_EMAC_RX_MTU_SIZE_JUMBO_ENA; + REG_WR(bp, BNX2_EMAC_RX_MTU_SIZE, val); + + bp->last_status_idx = 0; + bp->rx_mode = BNX2_EMAC_RX_MODE_SORT_MODE; + + /* Set up how to generate a link change interrupt. */ + REG_WR(bp, BNX2_EMAC_ATTENTION_ENA, BNX2_EMAC_ATTENTION_ENA_LINK); + + REG_WR(bp, BNX2_HC_STATUS_ADDR_L, + (u64) bp->status_blk_mapping & 0xffffffff); + REG_WR(bp, BNX2_HC_STATUS_ADDR_H, (u64) bp->status_blk_mapping >> 32); + + REG_WR(bp, BNX2_HC_STATISTICS_ADDR_L, + (u64) bp->stats_blk_mapping & 0xffffffff); + REG_WR(bp, BNX2_HC_STATISTICS_ADDR_H, + (u64) bp->stats_blk_mapping >> 32); + + REG_WR(bp, BNX2_HC_TX_QUICK_CONS_TRIP, + (bp->tx_quick_cons_trip_int << 16) | bp->tx_quick_cons_trip); + + REG_WR(bp, BNX2_HC_RX_QUICK_CONS_TRIP, + (bp->rx_quick_cons_trip_int << 16) | bp->rx_quick_cons_trip); + + REG_WR(bp, BNX2_HC_COMP_PROD_TRIP, + (bp->comp_prod_trip_int << 16) | bp->comp_prod_trip); + + REG_WR(bp, BNX2_HC_TX_TICKS, (bp->tx_ticks_int << 16) | bp->tx_ticks); + + REG_WR(bp, BNX2_HC_RX_TICKS, (bp->rx_ticks_int << 16) | bp->rx_ticks); + + REG_WR(bp, BNX2_HC_COM_TICKS, + (bp->com_ticks_int << 16) | bp->com_ticks); + + REG_WR(bp, BNX2_HC_CMD_TICKS, + (bp->cmd_ticks_int << 16) | bp->cmd_ticks); + + REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00); + REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ + + if (CHIP_ID(bp) == CHIP_ID_5706_A1) + REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_COLLECT_STATS); + else { + REG_WR(bp, BNX2_HC_CONFIG, BNX2_HC_CONFIG_RX_TMR_MODE | + BNX2_HC_CONFIG_TX_TMR_MODE | + BNX2_HC_CONFIG_COLLECT_STATS); + } + + /* Clear internal stats counters. */ + REG_WR(bp, BNX2_HC_COMMAND, BNX2_HC_COMMAND_CLR_STAT_NOW); + + REG_WR(bp, BNX2_HC_ATTN_BITS_ENABLE, STATUS_ATTN_BITS_LINK_STATE); + + /* Initialize the receive filter. */ + bnx2_set_rx_mode(bp->dev); + + bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET); + + REG_WR(bp, BNX2_MISC_ENABLE_SET_BITS, 0x5ffffff); + REG_RD(bp, BNX2_MISC_ENABLE_SET_BITS); + + udelay(20); + + return 0; +} + + +static void +bnx2_init_tx_ring(struct bnx2 *bp) +{ + struct tx_bd *txbd; + u32 val; + + txbd = &bp->tx_desc_ring[MAX_TX_DESC_CNT]; + + txbd->tx_bd_haddr_hi = (u64) bp->tx_desc_mapping >> 32; + txbd->tx_bd_haddr_lo = (u64) bp->tx_desc_mapping & 0xffffffff; + + bp->tx_prod = 0; + bp->tx_cons = 0; + bp->tx_prod_bseq = 0; + atomic_set(&bp->tx_avail_bd, bp->tx_ring_size); + + val = BNX2_L2CTX_TYPE_TYPE_L2; + val |= BNX2_L2CTX_TYPE_SIZE_L2; + CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TYPE, val); + + val = BNX2_L2CTX_CMD_TYPE_TYPE_L2; + val |= 8 << 16; + CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_CMD_TYPE, val); + + val = (u64) bp->tx_desc_mapping >> 32; + CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_HI, val); + + val = (u64) bp->tx_desc_mapping & 0xffffffff; + CTX_WR(bp, GET_CID_ADDR(TX_CID), BNX2_L2CTX_TBDR_BHADDR_LO, val); +} + +static void +bnx2_init_rx_ring(struct bnx2 *bp) +{ + struct rx_bd *rxbd; + int i; + u16 prod, ring_prod; + u32 val; + + /* 8 for CRC and VLAN */ + bp->rx_buf_use_size = bp->dev->mtu + ETH_HLEN + bp->rx_offset + 8; + /* 8 for alignment */ + bp->rx_buf_size = bp->rx_buf_use_size + 8; + + ring_prod = prod = bp->rx_prod = 0; + bp->rx_cons = 0; + bp->rx_prod_bseq = 0; + + rxbd = &bp->rx_desc_ring[0]; + for (i = 0; i < MAX_RX_DESC_CNT; i++, rxbd++) { + rxbd->rx_bd_len = bp->rx_buf_use_size; + rxbd->rx_bd_flags = RX_BD_FLAGS_START | RX_BD_FLAGS_END; + } + + rxbd->rx_bd_haddr_hi = (u64) bp->rx_desc_mapping >> 32; + rxbd->rx_bd_haddr_lo = (u64) bp->rx_desc_mapping & 0xffffffff; + + val = BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE; + val |= BNX2_L2CTX_CTX_TYPE_SIZE_L2; + val |= 0x02 << 8; + CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_CTX_TYPE, val); + + val = (u64) bp->rx_desc_mapping >> 32; + CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_HI, val); + + val = (u64) bp->rx_desc_mapping & 0xffffffff; + CTX_WR(bp, GET_CID_ADDR(RX_CID), BNX2_L2CTX_NX_BDHADDR_LO, val); + + for ( ;ring_prod < bp->rx_ring_size; ) { + if (bnx2_alloc_rx_skb(bp, ring_prod) < 0) { + break; + } + prod = NEXT_RX_BD(prod); + ring_prod = RX_RING_IDX(prod); + } + bp->rx_prod = prod; + + REG_WR16(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BDIDX, prod); + + REG_WR(bp, MB_RX_CID_ADDR + BNX2_L2CTX_HOST_BSEQ, bp->rx_prod_bseq); +} + +static void +bnx2_free_tx_skbs(struct bnx2 *bp) +{ + int i; + + if (bp->tx_buf_ring == NULL) + return; + + for (i = 0; i < TX_DESC_CNT; ) { + struct sw_bd *tx_buf = &bp->tx_buf_ring[i]; + struct sk_buff *skb = tx_buf->skb; + int j, last; + + if (skb == NULL) { + i++; + continue; + } + + pci_unmap_single(bp->pdev, pci_unmap_addr(tx_buf, mapping), + skb_headlen(skb), PCI_DMA_TODEVICE); + + tx_buf->skb = NULL; + + last = skb_shinfo(skb)->nr_frags; + for (j = 0; j < last; j++) { + tx_buf = &bp->tx_buf_ring[i + j + 1]; + pci_unmap_page(bp->pdev, + pci_unmap_addr(tx_buf, mapping), + skb_shinfo(skb)->frags[j].size, + PCI_DMA_TODEVICE); + } + dev_kfree_skb_any(skb); + i += j + 1; + } + +} + +static void +bnx2_free_rx_skbs(struct bnx2 *bp) +{ + int i; + + if (bp->rx_buf_ring == NULL) + return; + + for (i = 0; i < RX_DESC_CNT; i++) { + struct sw_bd *rx_buf = &bp->rx_buf_ring[i]; + struct sk_buff *skb = rx_buf->skb; + + if (skb == 0) + continue; + + pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), + bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); + + rx_buf->skb = NULL; + + dev_kfree_skb_any(skb); + } +} + +static void +bnx2_free_skbs(struct bnx2 *bp) +{ + bnx2_free_tx_skbs(bp); + bnx2_free_rx_skbs(bp); +} + +static int +bnx2_reset_nic(struct bnx2 *bp, u32 reset_code) +{ + int rc; + + rc = bnx2_reset_chip(bp, reset_code); + bnx2_free_skbs(bp); + if (rc) + return rc; + + bnx2_init_chip(bp); + bnx2_init_tx_ring(bp); + bnx2_init_rx_ring(bp); + return 0; +} + +static int +bnx2_init_nic(struct bnx2 *bp) +{ + int rc; + + if ((rc = bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_RESET)) != 0) + return rc; + + bnx2_init_phy(bp); + bnx2_set_link(bp); + return 0; +} + +static int +bnx2_test_registers(struct bnx2 *bp) +{ + int ret; + int i; + static struct { + u16 offset; + u16 flags; + u32 rw_mask; + u32 ro_mask; + } reg_tbl[] = { + { 0x006c, 0, 0x00000000, 0x0000003f }, + { 0x0090, 0, 0xffffffff, 0x00000000 }, + { 0x0094, 0, 0x00000000, 0x00000000 }, + + { 0x0404, 0, 0x00003f00, 0x00000000 }, + { 0x0418, 0, 0x00000000, 0xffffffff }, + { 0x041c, 0, 0x00000000, 0xffffffff }, + { 0x0420, 0, 0x00000000, 0x80ffffff }, + { 0x0424, 0, 0x00000000, 0x00000000 }, + { 0x0428, 0, 0x00000000, 0x00000001 }, + { 0x0450, 0, 0x00000000, 0x0000ffff }, + { 0x0454, 0, 0x00000000, 0xffffffff }, + { 0x0458, 0, 0x00000000, 0xffffffff }, + + { 0x0808, 0, 0x00000000, 0xffffffff }, + { 0x0854, 0, 0x00000000, 0xffffffff }, + { 0x0868, 0, 0x00000000, 0x77777777 }, + { 0x086c, 0, 0x00000000, 0x77777777 }, + { 0x0870, 0, 0x00000000, 0x77777777 }, + { 0x0874, 0, 0x00000000, 0x77777777 }, + + { 0x0c00, 0, 0x00000000, 0x00000001 }, + { 0x0c04, 0, 0x00000000, 0x03ff0001 }, + { 0x0c08, 0, 0x0f0ff073, 0x00000000 }, + { 0x0c0c, 0, 0x00ffffff, 0x00000000 }, + { 0x0c30, 0, 0x00000000, 0xffffffff }, + { 0x0c34, 0, 0x00000000, 0xffffffff }, + { 0x0c38, 0, 0x00000000, 0xffffffff }, + { 0x0c3c, 0, 0x00000000, 0xffffffff }, + { 0x0c40, 0, 0x00000000, 0xffffffff }, + { 0x0c44, 0, 0x00000000, 0xffffffff }, + { 0x0c48, 0, 0x00000000, 0x0007ffff }, + { 0x0c4c, 0, 0x00000000, 0xffffffff }, + { 0x0c50, 0, 0x00000000, 0xffffffff }, + { 0x0c54, 0, 0x00000000, 0xffffffff }, + { 0x0c58, 0, 0x00000000, 0xffffffff }, + { 0x0c5c, 0, 0x00000000, 0xffffffff }, + { 0x0c60, 0, 0x00000000, 0xffffffff }, + { 0x0c64, 0, 0x00000000, 0xffffffff }, + { 0x0c68, 0, 0x00000000, 0xffffffff }, + { 0x0c6c, 0, 0x00000000, 0xffffffff }, + { 0x0c70, 0, 0x00000000, 0xffffffff }, + { 0x0c74, 0, 0x00000000, 0xffffffff }, + { 0x0c78, 0, 0x00000000, 0xffffffff }, + { 0x0c7c, 0, 0x00000000, 0xffffffff }, + { 0x0c80, 0, 0x00000000, 0xffffffff }, + { 0x0c84, 0, 0x00000000, 0xffffffff }, + { 0x0c88, 0, 0x00000000, 0xffffffff }, + { 0x0c8c, 0, 0x00000000, 0xffffffff }, + { 0x0c90, 0, 0x00000000, 0xffffffff }, + { 0x0c94, 0, 0x00000000, 0xffffffff }, + { 0x0c98, 0, 0x00000000, 0xffffffff }, + { 0x0c9c, 0, 0x00000000, 0xffffffff }, + { 0x0ca0, 0, 0x00000000, 0xffffffff }, + { 0x0ca4, 0, 0x00000000, 0xffffffff }, + { 0x0ca8, 0, 0x00000000, 0x0007ffff }, + { 0x0cac, 0, 0x00000000, 0xffffffff }, + { 0x0cb0, 0, 0x00000000, 0xffffffff }, + { 0x0cb4, 0, 0x00000000, 0xffffffff }, + { 0x0cb8, 0, 0x00000000, 0xffffffff }, + { 0x0cbc, 0, 0x00000000, 0xffffffff }, + { 0x0cc0, 0, 0x00000000, 0xffffffff }, + { 0x0cc4, 0, 0x00000000, 0xffffffff }, + { 0x0cc8, 0, 0x00000000, 0xffffffff }, + { 0x0ccc, 0, 0x00000000, 0xffffffff }, + { 0x0cd0, 0, 0x00000000, 0xffffffff }, + { 0x0cd4, 0, 0x00000000, 0xffffffff }, + { 0x0cd8, 0, 0x00000000, 0xffffffff }, + { 0x0cdc, 0, 0x00000000, 0xffffffff }, + { 0x0ce0, 0, 0x00000000, 0xffffffff }, + { 0x0ce4, 0, 0x00000000, 0xffffffff }, + { 0x0ce8, 0, 0x00000000, 0xffffffff }, + { 0x0cec, 0, 0x00000000, 0xffffffff }, + { 0x0cf0, 0, 0x00000000, 0xffffffff }, + { 0x0cf4, 0, 0x00000000, 0xffffffff }, + { 0x0cf8, 0, 0x00000000, 0xffffffff }, + { 0x0cfc, 0, 0x00000000, 0xffffffff }, + { 0x0d00, 0, 0x00000000, 0xffffffff }, + { 0x0d04, 0, 0x00000000, 0xffffffff }, + + { 0x1000, 0, 0x00000000, 0x00000001 }, + { 0x1004, 0, 0x00000000, 0x000f0001 }, + { 0x1044, 0, 0x00000000, 0xffc003ff }, + { 0x1080, 0, 0x00000000, 0x0001ffff }, + { 0x1084, 0, 0x00000000, 0xffffffff }, + { 0x1088, 0, 0x00000000, 0xffffffff }, + { 0x108c, 0, 0x00000000, 0xffffffff }, + { 0x1090, 0, 0x00000000, 0xffffffff }, + { 0x1094, 0, 0x00000000, 0xffffffff }, + { 0x1098, 0, 0x00000000, 0xffffffff }, + { 0x109c, 0, 0x00000000, 0xffffffff }, + { 0x10a0, 0, 0x00000000, 0xffffffff }, + + { 0x1408, 0, 0x01c00800, 0x00000000 }, + { 0x149c, 0, 0x8000ffff, 0x00000000 }, + { 0x14a8, 0, 0x00000000, 0x000001ff }, + { 0x14ac, 0, 0x4fffffff, 0x10000000 }, + { 0x14b0, 0, 0x00000002, 0x00000001 }, + { 0x14b8, 0, 0x00000000, 0x00000000 }, + { 0x14c0, 0, 0x00000000, 0x00000009 }, + { 0x14c4, 0, 0x00003fff, 0x00000000 }, + { 0x14cc, 0, 0x00000000, 0x00000001 }, + { 0x14d0, 0, 0xffffffff, 0x00000000 }, + { 0x1500, 0, 0x00000000, 0xffffffff }, + { 0x1504, 0, 0x00000000, 0xffffffff }, + { 0x1508, 0, 0x00000000, 0xffffffff }, + { 0x150c, 0, 0x00000000, 0xffffffff }, + { 0x1510, 0, 0x00000000, 0xffffffff }, + { 0x1514, 0, 0x00000000, 0xffffffff }, + { 0x1518, 0, 0x00000000, 0xffffffff }, + { 0x151c, 0, 0x00000000, 0xffffffff }, + { 0x1520, 0, 0x00000000, 0xffffffff }, + { 0x1524, 0, 0x00000000, 0xffffffff }, + { 0x1528, 0, 0x00000000, 0xffffffff }, + { 0x152c, 0, 0x00000000, 0xffffffff }, + { 0x1530, 0, 0x00000000, 0xffffffff }, + { 0x1534, 0, 0x00000000, 0xffffffff }, + { 0x1538, 0, 0x00000000, 0xffffffff }, + { 0x153c, 0, 0x00000000, 0xffffffff }, + { 0x1540, 0, 0x00000000, 0xffffffff }, + { 0x1544, 0, 0x00000000, 0xffffffff }, + { 0x1548, 0, 0x00000000, 0xffffffff }, + { 0x154c, 0, 0x00000000, 0xffffffff }, + { 0x1550, 0, 0x00000000, 0xffffffff }, + { 0x1554, 0, 0x00000000, 0xffffffff }, + { 0x1558, 0, 0x00000000, 0xffffffff }, + { 0x1600, 0, 0x00000000, 0xffffffff }, + { 0x1604, 0, 0x00000000, 0xffffffff }, + { 0x1608, 0, 0x00000000, 0xffffffff }, + { 0x160c, 0, 0x00000000, 0xffffffff }, + { 0x1610, 0, 0x00000000, 0xffffffff }, + { 0x1614, 0, 0x00000000, 0xffffffff }, + { 0x1618, 0, 0x00000000, 0xffffffff }, + { 0x161c, 0, 0x00000000, 0xffffffff }, + { 0x1620, 0, 0x00000000, 0xffffffff }, + { 0x1624, 0, 0x00000000, 0xffffffff }, + { 0x1628, 0, 0x00000000, 0xffffffff }, + { 0x162c, 0, 0x00000000, 0xffffffff }, + { 0x1630, 0, 0x00000000, 0xffffffff }, + { 0x1634, 0, 0x00000000, 0xffffffff }, + { 0x1638, 0, 0x00000000, 0xffffffff }, + { 0x163c, 0, 0x00000000, 0xffffffff }, + { 0x1640, 0, 0x00000000, 0xffffffff }, + { 0x1644, 0, 0x00000000, 0xffffffff }, + { 0x1648, 0, 0x00000000, 0xffffffff }, + { 0x164c, 0, 0x00000000, 0xffffffff }, + { 0x1650, 0, 0x00000000, 0xffffffff }, + { 0x1654, 0, 0x00000000, 0xffffffff }, + + { 0x1800, 0, 0x00000000, 0x00000001 }, + { 0x1804, 0, 0x00000000, 0x00000003 }, + { 0x1840, 0, 0x00000000, 0xffffffff }, + { 0x1844, 0, 0x00000000, 0xffffffff }, + { 0x1848, 0, 0x00000000, 0xffffffff }, + { 0x184c, 0, 0x00000000, 0xffffffff }, + { 0x1850, 0, 0x00000000, 0xffffffff }, + { 0x1900, 0, 0x7ffbffff, 0x00000000 }, + { 0x1904, 0, 0xffffffff, 0x00000000 }, + { 0x190c, 0, 0xffffffff, 0x00000000 }, + { 0x1914, 0, 0xffffffff, 0x00000000 }, + { 0x191c, 0, 0xffffffff, 0x00000000 }, + { 0x1924, 0, 0xffffffff, 0x00000000 }, + { 0x192c, 0, 0xffffffff, 0x00000000 }, + { 0x1934, 0, 0xffffffff, 0x00000000 }, + { 0x193c, 0, 0xffffffff, 0x00000000 }, + { 0x1944, 0, 0xffffffff, 0x00000000 }, + { 0x194c, 0, 0xffffffff, 0x00000000 }, + { 0x1954, 0, 0xffffffff, 0x00000000 }, + { 0x195c, 0, 0xffffffff, 0x00000000 }, + { 0x1964, 0, 0xffffffff, 0x00000000 }, + { 0x196c, 0, 0xffffffff, 0x00000000 }, + { 0x1974, 0, 0xffffffff, 0x00000000 }, + { 0x197c, 0, 0xffffffff, 0x00000000 }, + { 0x1980, 0, 0x0700ffff, 0x00000000 }, + + { 0x1c00, 0, 0x00000000, 0x00000001 }, + { 0x1c04, 0, 0x00000000, 0x00000003 }, + { 0x1c08, 0, 0x0000000f, 0x00000000 }, + { 0x1c40, 0, 0x00000000, 0xffffffff }, + { 0x1c44, 0, 0x00000000, 0xffffffff }, + { 0x1c48, 0, 0x00000000, 0xffffffff }, + { 0x1c4c, 0, 0x00000000, 0xffffffff }, + { 0x1c50, 0, 0x00000000, 0xffffffff }, + { 0x1d00, 0, 0x7ffbffff, 0x00000000 }, + { 0x1d04, 0, 0xffffffff, 0x00000000 }, + { 0x1d0c, 0, 0xffffffff, 0x00000000 }, + { 0x1d14, 0, 0xffffffff, 0x00000000 }, + { 0x1d1c, 0, 0xffffffff, 0x00000000 }, + { 0x1d24, 0, 0xffffffff, 0x00000000 }, + { 0x1d2c, 0, 0xffffffff, 0x00000000 }, + { 0x1d34, 0, 0xffffffff, 0x00000000 }, + { 0x1d3c, 0, 0xffffffff, 0x00000000 }, + { 0x1d44, 0, 0xffffffff, 0x00000000 }, + { 0x1d4c, 0, 0xffffffff, 0x00000000 }, + { 0x1d54, 0, 0xffffffff, 0x00000000 }, + { 0x1d5c, 0, 0xffffffff, 0x00000000 }, + { 0x1d64, 0, 0xffffffff, 0x00000000 }, + { 0x1d6c, 0, 0xffffffff, 0x00000000 }, + { 0x1d74, 0, 0xffffffff, 0x00000000 }, + { 0x1d7c, 0, 0xffffffff, 0x00000000 }, + { 0x1d80, 0, 0x0700ffff, 0x00000000 }, + + { 0x2004, 0, 0x00000000, 0x0337000f }, + { 0x2008, 0, 0xffffffff, 0x00000000 }, + { 0x200c, 0, 0xffffffff, 0x00000000 }, + { 0x2010, 0, 0xffffffff, 0x00000000 }, + { 0x2014, 0, 0x801fff80, 0x00000000 }, + { 0x2018, 0, 0x000003ff, 0x00000000 }, + + { 0x2800, 0, 0x00000000, 0x00000001 }, + { 0x2804, 0, 0x00000000, 0x00003f01 }, + { 0x2808, 0, 0x0f3f3f03, 0x00000000 }, + { 0x2810, 0, 0xffff0000, 0x00000000 }, + { 0x2814, 0, 0xffff0000, 0x00000000 }, + { 0x2818, 0, 0xffff0000, 0x00000000 }, + { 0x281c, 0, 0xffff0000, 0x00000000 }, + { 0x2834, 0, 0xffffffff, 0x00000000 }, + { 0x2840, 0, 0x00000000, 0xffffffff }, + { 0x2844, 0, 0x00000000, 0xffffffff }, + { 0x2848, 0, 0xffffffff, 0x00000000 }, + { 0x284c, 0, 0xf800f800, 0x07ff07ff }, + + { 0x2c00, 0, 0x00000000, 0x00000011 }, + { 0x2c04, 0, 0x00000000, 0x00030007 }, + + { 0x3000, 0, 0x00000000, 0x00000001 }, + { 0x3004, 0, 0x00000000, 0x007007ff }, + { 0x3008, 0, 0x00000003, 0x00000000 }, + { 0x300c, 0, 0xffffffff, 0x00000000 }, + { 0x3010, 0, 0xffffffff, 0x00000000 }, + { 0x3014, 0, 0xffffffff, 0x00000000 }, + { 0x3034, 0, 0xffffffff, 0x00000000 }, + { 0x3038, 0, 0xffffffff, 0x00000000 }, + { 0x3050, 0, 0x00000001, 0x00000000 }, + + { 0x3c00, 0, 0x00000000, 0x00000001 }, + { 0x3c04, 0, 0x00000000, 0x00070000 }, + { 0x3c08, 0, 0x00007f71, 0x07f00000 }, + { 0x3c0c, 0, 0x1f3ffffc, 0x00000000 }, + { 0x3c10, 0, 0xffffffff, 0x00000000 }, + { 0x3c14, 0, 0x00000000, 0xffffffff }, + { 0x3c18, 0, 0x00000000, 0xffffffff }, + { 0x3c1c, 0, 0xfffff000, 0x00000000 }, + { 0x3c20, 0, 0xffffff00, 0x00000000 }, + { 0x3c24, 0, 0xffffffff, 0x00000000 }, + { 0x3c28, 0, 0xffffffff, 0x00000000 }, + { 0x3c2c, 0, 0xffffffff, 0x00000000 }, + { 0x3c30, 0, 0xffffffff, 0x00000000 }, + { 0x3c34, 0, 0xffffffff, 0x00000000 }, + { 0x3c38, 0, 0xffffffff, 0x00000000 }, + { 0x3c3c, 0, 0xffffffff, 0x00000000 }, + { 0x3c40, 0, 0xffffffff, 0x00000000 }, + { 0x3c44, 0, 0xffffffff, 0x00000000 }, + { 0x3c48, 0, 0xffffffff, 0x00000000 }, + { 0x3c4c, 0, 0xffffffff, 0x00000000 }, + { 0x3c50, 0, 0xffffffff, 0x00000000 }, + { 0x3c54, 0, 0xffffffff, 0x00000000 }, + { 0x3c58, 0, 0xffffffff, 0x00000000 }, + { 0x3c5c, 0, 0xffffffff, 0x00000000 }, + { 0x3c60, 0, 0xffffffff, 0x00000000 }, + { 0x3c64, 0, 0xffffffff, 0x00000000 }, + { 0x3c68, 0, 0xffffffff, 0x00000000 }, + { 0x3c6c, 0, 0xffffffff, 0x00000000 }, + { 0x3c70, 0, 0xffffffff, 0x00000000 }, + { 0x3c74, 0, 0x0000003f, 0x00000000 }, + { 0x3c78, 0, 0x00000000, 0x00000000 }, + { 0x3c7c, 0, 0x00000000, 0x00000000 }, + { 0x3c80, 0, 0x3fffffff, 0x00000000 }, + { 0x3c84, 0, 0x0000003f, 0x00000000 }, + { 0x3c88, 0, 0x00000000, 0xffffffff }, + { 0x3c8c, 0, 0x00000000, 0xffffffff }, + + { 0x4000, 0, 0x00000000, 0x00000001 }, + { 0x4004, 0, 0x00000000, 0x00030000 }, + { 0x4008, 0, 0x00000ff0, 0x00000000 }, + { 0x400c, 0, 0xffffffff, 0x00000000 }, + { 0x4088, 0, 0x00000000, 0x00070303 }, + + { 0x4400, 0, 0x00000000, 0x00000001 }, + { 0x4404, 0, 0x00000000, 0x00003f01 }, + { 0x4408, 0, 0x7fff00ff, 0x00000000 }, + { 0x440c, 0, 0xffffffff, 0x00000000 }, + { 0x4410, 0, 0xffff, 0x0000 }, + { 0x4414, 0, 0xffff, 0x0000 }, + { 0x4418, 0, 0xffff, 0x0000 }, + { 0x441c, 0, 0xffff, 0x0000 }, + { 0x4428, 0, 0xffffffff, 0x00000000 }, + { 0x442c, 0, 0xffffffff, 0x00000000 }, + { 0x4430, 0, 0xffffffff, 0x00000000 }, + { 0x4434, 0, 0xffffffff, 0x00000000 }, + { 0x4438, 0, 0xffffffff, 0x00000000 }, + { 0x443c, 0, 0xffffffff, 0x00000000 }, + { 0x4440, 0, 0xffffffff, 0x00000000 }, + { 0x4444, 0, 0xffffffff, 0x00000000 }, + + { 0x4c00, 0, 0x00000000, 0x00000001 }, + { 0x4c04, 0, 0x00000000, 0x0000003f }, + { 0x4c08, 0, 0xffffffff, 0x00000000 }, + { 0x4c0c, 0, 0x0007fc00, 0x00000000 }, + { 0x4c10, 0, 0x80003fe0, 0x00000000 }, + { 0x4c14, 0, 0xffffffff, 0x00000000 }, + { 0x4c44, 0, 0x00000000, 0x9fff9fff }, + { 0x4c48, 0, 0x00000000, 0xb3009fff }, + { 0x4c4c, 0, 0x00000000, 0x77f33b30 }, + { 0x4c50, 0, 0x00000000, 0xffffffff }, + + { 0x5004, 0, 0x00000000, 0x0000007f }, + { 0x5008, 0, 0x0f0007ff, 0x00000000 }, + { 0x500c, 0, 0xf800f800, 0x07ff07ff }, + + { 0x5400, 0, 0x00000008, 0x00000001 }, + { 0x5404, 0, 0x00000000, 0x0000003f }, + { 0x5408, 0, 0x0000001f, 0x00000000 }, + { 0x540c, 0, 0xffffffff, 0x00000000 }, + { 0x5410, 0, 0xffffffff, 0x00000000 }, + { 0x5414, 0, 0x0000ffff, 0x00000000 }, + { 0x5418, 0, 0x0000ffff, 0x00000000 }, + { 0x541c, 0, 0x0000ffff, 0x00000000 }, + { 0x5420, 0, 0x0000ffff, 0x00000000 }, + { 0x5428, 0, 0x000000ff, 0x00000000 }, + { 0x542c, 0, 0xff00ffff, 0x00000000 }, + { 0x5430, 0, 0x001fff80, 0x00000000 }, + { 0x5438, 0, 0xffffffff, 0x00000000 }, + { 0x543c, 0, 0xffffffff, 0x00000000 }, + { 0x5440, 0, 0xf800f800, 0x07ff07ff }, + + { 0x5c00, 0, 0x00000000, 0x00000001 }, + { 0x5c04, 0, 0x00000000, 0x0003000f }, + { 0x5c08, 0, 0x00000003, 0x00000000 }, + { 0x5c0c, 0, 0x0000fff8, 0x00000000 }, + { 0x5c10, 0, 0x00000000, 0xffffffff }, + { 0x5c80, 0, 0x00000000, 0x0f7113f1 }, + { 0x5c84, 0, 0x00000000, 0x0000f333 }, + { 0x5c88, 0, 0x00000000, 0x00077373 }, + { 0x5c8c, 0, 0x00000000, 0x0007f737 }, + + { 0x6808, 0, 0x0000ff7f, 0x00000000 }, + { 0x680c, 0, 0xffffffff, 0x00000000 }, + { 0x6810, 0, 0xffffffff, 0x00000000 }, + { 0x6814, 0, 0xffffffff, 0x00000000 }, + { 0x6818, 0, 0xffffffff, 0x00000000 }, + { 0x681c, 0, 0xffffffff, 0x00000000 }, + { 0x6820, 0, 0x00ff00ff, 0x00000000 }, + { 0x6824, 0, 0x00ff00ff, 0x00000000 }, + { 0x6828, 0, 0x00ff00ff, 0x00000000 }, + { 0x682c, 0, 0x03ff03ff, 0x00000000 }, + { 0x6830, 0, 0x03ff03ff, 0x00000000 }, + { 0x6834, 0, 0x03ff03ff, 0x00000000 }, + { 0x6838, 0, 0x03ff03ff, 0x00000000 }, + { 0x683c, 0, 0x0000ffff, 0x00000000 }, + { 0x6840, 0, 0x00000ff0, 0x00000000 }, + { 0x6844, 0, 0x00ffff00, 0x00000000 }, + { 0x684c, 0, 0xffffffff, 0x00000000 }, + { 0x6850, 0, 0x7f7f7f7f, 0x00000000 }, + { 0x6854, 0, 0x7f7f7f7f, 0x00000000 }, + { 0x6858, 0, 0x7f7f7f7f, 0x00000000 }, + { 0x685c, 0, 0x7f7f7f7f, 0x00000000 }, + { 0x6908, 0, 0x00000000, 0x0001ff0f }, + { 0x690c, 0, 0x00000000, 0x0ffe00f0 }, + + { 0xffff, 0, 0x00000000, 0x00000000 }, + }; + + ret = 0; + for (i = 0; reg_tbl[i].offset != 0xffff; i++) { + u32 offset, rw_mask, ro_mask, save_val, val; + + offset = (u32) reg_tbl[i].offset; + rw_mask = reg_tbl[i].rw_mask; + ro_mask = reg_tbl[i].ro_mask; + + save_val = readl((u8 *) bp->regview + offset); + + writel(0, (u8 *) bp->regview + offset); + + val = readl((u8 *) bp->regview + offset); + if ((val & rw_mask) != 0) { + goto reg_test_err; + } + + if ((val & ro_mask) != (save_val & ro_mask)) { + goto reg_test_err; + } + + writel(0xffffffff, (u8 *) bp->regview + offset); + + val = readl((u8 *) bp->regview + offset); + if ((val & rw_mask) != rw_mask) { + goto reg_test_err; + } + + if ((val & ro_mask) != (save_val & ro_mask)) { + goto reg_test_err; + } + + writel(save_val, (u8 *) bp->regview + offset); + continue; + +reg_test_err: + writel(save_val, (u8 *) bp->regview + offset); + ret = -ENODEV; + break; + } + return ret; +} + +static int +bnx2_do_mem_test(struct bnx2 *bp, u32 start, u32 size) +{ + static u32 test_pattern[] = { 0x00000000, 0xffffffff, 0x55555555, + 0xaaaaaaaa , 0xaa55aa55, 0x55aa55aa }; + int i; + + for (i = 0; i < sizeof(test_pattern) / 4; i++) { + u32 offset; + + for (offset = 0; offset < size; offset += 4) { + + REG_WR_IND(bp, start + offset, test_pattern[i]); + + if (REG_RD_IND(bp, start + offset) != + test_pattern[i]) { + return -ENODEV; + } + } + } + return 0; +} + +static int +bnx2_test_memory(struct bnx2 *bp) +{ + int ret = 0; + int i; + static struct { + u32 offset; + u32 len; + } mem_tbl[] = { + { 0x60000, 0x4000 }, + { 0xa0000, 0x4000 }, + { 0xe0000, 0x4000 }, + { 0x120000, 0x4000 }, + { 0x1a0000, 0x4000 }, + { 0x160000, 0x4000 }, + { 0xffffffff, 0 }, + }; + + for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { + if ((ret = bnx2_do_mem_test(bp, mem_tbl[i].offset, + mem_tbl[i].len)) != 0) { + return ret; + } + } + + return ret; +} + +static int +bnx2_test_loopback(struct bnx2 *bp) +{ + unsigned int pkt_size, num_pkts, i; + struct sk_buff *skb, *rx_skb; + unsigned char *packet; + u16 rx_start_idx, rx_idx, send_idx; + u32 send_bseq, val; + dma_addr_t map; + struct tx_bd *txbd; + struct sw_bd *rx_buf; + struct l2_fhdr *rx_hdr; + int ret = -ENODEV; + + if (!netif_running(bp->dev)) + return -ENODEV; + + bp->loopback = MAC_LOOPBACK; + bnx2_reset_nic(bp, BNX2_DRV_MSG_CODE_DIAG); + bnx2_set_mac_loopback(bp); + + pkt_size = 1514; + skb = dev_alloc_skb(pkt_size); + packet = skb_put(skb, pkt_size); + memcpy(packet, bp->mac_addr, 6); + memset(packet + 6, 0x0, 8); + for (i = 14; i < pkt_size; i++) + packet[i] = (unsigned char) (i & 0xff); + + map = pci_map_single(bp->pdev, skb->data, pkt_size, + PCI_DMA_TODEVICE); + + val = REG_RD(bp, BNX2_HC_COMMAND); + REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW_WO_INT); + REG_RD(bp, BNX2_HC_COMMAND); + + udelay(5); + rx_start_idx = bp->status_blk->status_rx_quick_consumer_index0; + + send_idx = 0; + send_bseq = 0; + num_pkts = 0; + + txbd = &bp->tx_desc_ring[send_idx]; + + txbd->tx_bd_haddr_hi = (u64) map >> 32; + txbd->tx_bd_haddr_lo = (u64) map & 0xffffffff; + txbd->tx_bd_mss_nbytes = pkt_size; + txbd->tx_bd_vlan_tag_flags = TX_BD_FLAGS_START | TX_BD_FLAGS_END; + + num_pkts++; + send_idx = NEXT_TX_BD(send_idx); + + send_bseq += pkt_size; + + REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, send_idx); + REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, send_bseq); + + + udelay(100); + + val = REG_RD(bp, BNX2_HC_COMMAND); + REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW_WO_INT); + REG_RD(bp, BNX2_HC_COMMAND); + + udelay(5); + + pci_unmap_single(bp->pdev, map, pkt_size, PCI_DMA_TODEVICE); + dev_kfree_skb_irq(skb); + + if (bp->status_blk->status_tx_quick_consumer_index0 != send_idx) { + goto loopback_test_done; + } + + rx_idx = bp->status_blk->status_rx_quick_consumer_index0; + if (rx_idx != rx_start_idx + num_pkts) { + goto loopback_test_done; + } + + rx_buf = &bp->rx_buf_ring[rx_start_idx]; + rx_skb = rx_buf->skb; + + rx_hdr = (struct l2_fhdr *) rx_skb->data; + skb_reserve(rx_skb, bp->rx_offset); + + pci_dma_sync_single_for_cpu(bp->pdev, + pci_unmap_addr(rx_buf, mapping), + bp->rx_buf_size, PCI_DMA_FROMDEVICE); + + if (rx_hdr->l2_fhdr_errors & + (L2_FHDR_ERRORS_BAD_CRC | + L2_FHDR_ERRORS_PHY_DECODE | + L2_FHDR_ERRORS_ALIGNMENT | + L2_FHDR_ERRORS_TOO_SHORT | + L2_FHDR_ERRORS_GIANT_FRAME)) { + + goto loopback_test_done; + } + + if ((rx_hdr->l2_fhdr_pkt_len - 4) != pkt_size) { + goto loopback_test_done; + } + + for (i = 14; i < pkt_size; i++) { + if (*(rx_skb->data + i) != (unsigned char) (i & 0xff)) { + goto loopback_test_done; + } + } + + ret = 0; + +loopback_test_done: + bp->loopback = 0; + return ret; +} + +#define NVRAM_SIZE 0x200 +#define CRC32_RESIDUAL 0xdebb20e3 + +static int +bnx2_test_nvram(struct bnx2 *bp) +{ + u32 buf[NVRAM_SIZE / 4]; + u8 *data = (u8 *) buf; + int rc = 0; + u32 magic, csum; + + if ((rc = bnx2_nvram_read(bp, 0, data, 4)) != 0) + goto test_nvram_done; + + magic = be32_to_cpu(buf[0]); + if (magic != 0x669955aa) { + rc = -ENODEV; + goto test_nvram_done; + } + + if ((rc = bnx2_nvram_read(bp, 0x100, data, NVRAM_SIZE)) != 0) + goto test_nvram_done; + + csum = ether_crc_le(0x100, data); + if (csum != CRC32_RESIDUAL) { + rc = -ENODEV; + goto test_nvram_done; + } + + csum = ether_crc_le(0x100, data + 0x100); + if (csum != CRC32_RESIDUAL) { + rc = -ENODEV; + } + +test_nvram_done: + return rc; +} + +static int +bnx2_test_link(struct bnx2 *bp) +{ + u32 bmsr; + + spin_lock_irq(&bp->phy_lock); + bnx2_read_phy(bp, MII_BMSR, &bmsr); + bnx2_read_phy(bp, MII_BMSR, &bmsr); + spin_unlock_irq(&bp->phy_lock); + + if (bmsr & BMSR_LSTATUS) { + return 0; + } + return -ENODEV; +} + +static int +bnx2_test_intr(struct bnx2 *bp) +{ + int i; + u32 val; + u16 status_idx; + + if (!netif_running(bp->dev)) + return -ENODEV; + + status_idx = REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff; + + /* This register is not touched during run-time. */ + val = REG_RD(bp, BNX2_HC_COMMAND); + REG_WR(bp, BNX2_HC_COMMAND, val | BNX2_HC_COMMAND_COAL_NOW); + REG_RD(bp, BNX2_HC_COMMAND); + + for (i = 0; i < 10; i++) { + if ((REG_RD(bp, BNX2_PCICFG_INT_ACK_CMD) & 0xffff) != + status_idx) { + + break; + } + + msleep_interruptible(10); + } + if (i < 10) + return 0; + + return -ENODEV; +} + +static void +bnx2_timer(unsigned long data) +{ + struct bnx2 *bp = (struct bnx2 *) data; + u32 msg; + + if (atomic_read(&bp->intr_sem) != 0) + goto bnx2_restart_timer; + + msg = (u32) ++bp->fw_drv_pulse_wr_seq; + REG_WR_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DRV_PULSE_MB, msg); + + if ((bp->phy_flags & PHY_SERDES_FLAG) && + (CHIP_NUM(bp) == CHIP_NUM_5706)) { + unsigned long flags; + + spin_lock_irqsave(&bp->phy_lock, flags); + if (bp->serdes_an_pending) { + bp->serdes_an_pending--; + } + else if ((bp->link_up == 0) && (bp->autoneg & AUTONEG_SPEED)) { + u32 bmcr; + + bnx2_read_phy(bp, MII_BMCR, &bmcr); + + if (bmcr & BMCR_ANENABLE) { + u32 phy1, phy2; + + bnx2_write_phy(bp, 0x1c, 0x7c00); + bnx2_read_phy(bp, 0x1c, &phy1); + + bnx2_write_phy(bp, 0x17, 0x0f01); + bnx2_read_phy(bp, 0x15, &phy2); + bnx2_write_phy(bp, 0x17, 0x0f01); + bnx2_read_phy(bp, 0x15, &phy2); + + if ((phy1 & 0x10) && /* SIGNAL DETECT */ + !(phy2 & 0x20)) { /* no CONFIG */ + + bmcr &= ~BMCR_ANENABLE; + bmcr |= BMCR_SPEED1000 | + BMCR_FULLDPLX; + bnx2_write_phy(bp, MII_BMCR, bmcr); + bp->phy_flags |= + PHY_PARALLEL_DETECT_FLAG; + } + } + } + else if ((bp->link_up) && (bp->autoneg & AUTONEG_SPEED) && + (bp->phy_flags & PHY_PARALLEL_DETECT_FLAG)) { + u32 phy2; + + bnx2_write_phy(bp, 0x17, 0x0f01); + bnx2_read_phy(bp, 0x15, &phy2); + if (phy2 & 0x20) { + u32 bmcr; + + bnx2_read_phy(bp, MII_BMCR, &bmcr); + bmcr |= BMCR_ANENABLE; + bnx2_write_phy(bp, MII_BMCR, bmcr); + + bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; + + } + } + + spin_unlock_irqrestore(&bp->phy_lock, flags); + } + +bnx2_restart_timer: + bp->timer.expires = RUN_AT(bp->timer_interval); + + add_timer(&bp->timer); +} + +/* Called with rtnl_lock */ +static int +bnx2_open(struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + int rc; + + bnx2_set_power_state(bp, 0); + bnx2_disable_int(bp); + + rc = bnx2_alloc_mem(bp); + if (rc) + return rc; + + if ((CHIP_ID(bp) != CHIP_ID_5706_A0) && + (CHIP_ID(bp) != CHIP_ID_5706_A1) && + !disable_msi) { + + if (pci_enable_msi(bp->pdev) == 0) { + bp->flags |= USING_MSI_FLAG; + rc = request_irq(bp->pdev->irq, bnx2_msi, 0, dev->name, + dev); + } + else { + rc = request_irq(bp->pdev->irq, bnx2_interrupt, + SA_SHIRQ, dev->name, dev); + } + } + else { + rc = request_irq(bp->pdev->irq, bnx2_interrupt, SA_SHIRQ, + dev->name, dev); + } + if (rc) { + bnx2_free_mem(bp); + return rc; + } + + rc = bnx2_init_nic(bp); + + if (rc) { + free_irq(bp->pdev->irq, dev); + if (bp->flags & USING_MSI_FLAG) { + pci_disable_msi(bp->pdev); + bp->flags &= ~USING_MSI_FLAG; + } + bnx2_free_skbs(bp); + bnx2_free_mem(bp); + return rc; + } + + init_timer(&bp->timer); + + bp->timer.expires = RUN_AT(bp->timer_interval); + bp->timer.data = (unsigned long) bp; + bp->timer.function = bnx2_timer; + add_timer(&bp->timer); + + atomic_set(&bp->intr_sem, 0); + + bnx2_enable_int(bp); + + if (bp->flags & USING_MSI_FLAG) { + /* Test MSI to make sure it is working + * If MSI test fails, go back to INTx mode + */ + if (bnx2_test_intr(bp) != 0) { + printk(KERN_WARNING PFX "%s: No interrupt was generated" + " using MSI, switching to INTx mode. Please" + " report this failure to the PCI maintainer" + " and include system chipset information.\n", + bp->dev->name); + + bnx2_disable_int(bp); + free_irq(bp->pdev->irq, dev); + pci_disable_msi(bp->pdev); + bp->flags &= ~USING_MSI_FLAG; + + rc = bnx2_init_nic(bp); + + if (!rc) { + rc = request_irq(bp->pdev->irq, bnx2_interrupt, + SA_SHIRQ, dev->name, dev); + } + if (rc) { + bnx2_free_skbs(bp); + bnx2_free_mem(bp); + del_timer_sync(&bp->timer); + return rc; + } + bnx2_enable_int(bp); + } + } + if (bp->flags & USING_MSI_FLAG) { + printk(KERN_INFO PFX "%s: using MSI\n", dev->name); + } + + netif_start_queue(dev); + + return 0; +} + +static void +bnx2_reset_task(void *data) +{ + struct bnx2 *bp = data; + + bnx2_netif_stop(bp); + + bnx2_init_nic(bp); + + atomic_set(&bp->intr_sem, 1); + bnx2_netif_start(bp); +} + +static void +bnx2_tx_timeout(struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + + /* This allows the netif to be shutdown gracefully before resetting */ + schedule_work(&bp->reset_task); +} + +#ifdef BCM_VLAN +/* Called with rtnl_lock */ +static void +bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) +{ + struct bnx2 *bp = dev->priv; + + bnx2_netif_stop(bp); + + bp->vlgrp = vlgrp; + bnx2_set_rx_mode(dev); + + bnx2_netif_start(bp); +} + +/* Called with rtnl_lock */ +static void +bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid) +{ + struct bnx2 *bp = dev->priv; + + bnx2_netif_stop(bp); + + if (bp->vlgrp) + bp->vlgrp->vlan_devices[vid] = NULL; + bnx2_set_rx_mode(dev); + + bnx2_netif_start(bp); +} +#endif + +/* Called with dev->xmit_lock. + * hard_start_xmit is pseudo-lockless - a lock is only required when + * the tx queue is full. This way, we get the benefit of lockless + * operations most of the time without the complexities to handle + * netif_stop_queue/wake_queue race conditions. + */ +static int +bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + dma_addr_t mapping; + struct tx_bd *txbd; + struct sw_bd *tx_buf; + u32 len, vlan_tag_flags, last_frag, mss; + u16 prod, ring_prod; + int i; + + if (unlikely(atomic_read(&bp->tx_avail_bd) < + (skb_shinfo(skb)->nr_frags + 1))) { + + netif_stop_queue(dev); + printk(KERN_ERR PFX "%s: BUG! Tx ring full when queue awake!\n", + dev->name); + + return NETDEV_TX_BUSY; + } + len = skb_headlen(skb); + prod = bp->tx_prod; + ring_prod = TX_RING_IDX(prod); + + vlan_tag_flags = 0; + if (skb->ip_summed == CHECKSUM_HW) { + vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; + } + + if (bp->vlgrp != 0 && vlan_tx_tag_present(skb)) { + vlan_tag_flags |= + (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); + } +#ifdef BCM_TSO + if ((mss = skb_shinfo(skb)->tso_size) && + (skb->len > (bp->dev->mtu + ETH_HLEN))) { + u32 tcp_opt_len, ip_tcp_len; + + if (skb_header_cloned(skb) && + pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { + dev_kfree_skb(skb); + return NETDEV_TX_OK; + } + + tcp_opt_len = ((skb->h.th->doff - 5) * 4); + vlan_tag_flags |= TX_BD_FLAGS_SW_LSO; + + tcp_opt_len = 0; + if (skb->h.th->doff > 5) { + tcp_opt_len = (skb->h.th->doff - 5) << 2; + } + ip_tcp_len = (skb->nh.iph->ihl << 2) + sizeof(struct tcphdr); + + skb->nh.iph->check = 0; + skb->nh.iph->tot_len = ntohs(mss + ip_tcp_len + tcp_opt_len); + skb->h.th->check = + ~csum_tcpudp_magic(skb->nh.iph->saddr, + skb->nh.iph->daddr, + 0, IPPROTO_TCP, 0); + + if (tcp_opt_len || (skb->nh.iph->ihl > 5)) { + vlan_tag_flags |= ((skb->nh.iph->ihl - 5) + + (tcp_opt_len >> 2)) << 8; + } + } + else +#endif + { + mss = 0; + } + + mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE); + + tx_buf = &bp->tx_buf_ring[ring_prod]; + tx_buf->skb = skb; + pci_unmap_addr_set(tx_buf, mapping, mapping); + + txbd = &bp->tx_desc_ring[ring_prod]; + + txbd->tx_bd_haddr_hi = (u64) mapping >> 32; + txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; + txbd->tx_bd_mss_nbytes = len | (mss << 16); + txbd->tx_bd_vlan_tag_flags = vlan_tag_flags | TX_BD_FLAGS_START; + + last_frag = skb_shinfo(skb)->nr_frags; + + for (i = 0; i < last_frag; i++) { + skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; + + prod = NEXT_TX_BD(prod); + ring_prod = TX_RING_IDX(prod); + txbd = &bp->tx_desc_ring[ring_prod]; + + len = frag->size; + mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, + len, PCI_DMA_TODEVICE); + pci_unmap_addr_set(&bp->tx_buf_ring[ring_prod], + mapping, mapping); + + txbd->tx_bd_haddr_hi = (u64) mapping >> 32; + txbd->tx_bd_haddr_lo = (u64) mapping & 0xffffffff; + txbd->tx_bd_mss_nbytes = len | (mss << 16); + txbd->tx_bd_vlan_tag_flags = vlan_tag_flags; + + } + txbd->tx_bd_vlan_tag_flags |= TX_BD_FLAGS_END; + + prod = NEXT_TX_BD(prod); + bp->tx_prod_bseq += skb->len; + + atomic_sub(last_frag + 1, &bp->tx_avail_bd); + + REG_WR16(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BIDX, prod); + REG_WR(bp, MB_TX_CID_ADDR + BNX2_L2CTX_TX_HOST_BSEQ, bp->tx_prod_bseq); + + mmiowb(); + + bp->tx_prod = prod; + dev->trans_start = jiffies; + + if (unlikely(atomic_read(&bp->tx_avail_bd) <= MAX_SKB_FRAGS)) { + unsigned long flags; + + spin_lock_irqsave(&bp->tx_lock, flags); + if (atomic_read(&bp->tx_avail_bd) <= MAX_SKB_FRAGS) { + netif_stop_queue(dev); + + if (atomic_read(&bp->tx_avail_bd) > MAX_SKB_FRAGS) + netif_wake_queue(dev); + } + spin_unlock_irqrestore(&bp->tx_lock, flags); + } + + return NETDEV_TX_OK; +} + +/* Called with rtnl_lock */ +static int +bnx2_close(struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + u32 reset_code; + + flush_scheduled_work(); + bnx2_netif_stop(bp); + del_timer_sync(&bp->timer); + if (bp->wol) + reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; + else + reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; + bnx2_reset_chip(bp, reset_code); + free_irq(bp->pdev->irq, dev); + if (bp->flags & USING_MSI_FLAG) { + pci_disable_msi(bp->pdev); + bp->flags &= ~USING_MSI_FLAG; + } + bnx2_free_skbs(bp); + bnx2_free_mem(bp); + bp->link_up = 0; + netif_carrier_off(bp->dev); + bnx2_set_power_state(bp, 3); + return 0; +} + +#define GET_NET_STATS64(ctr) \ + (unsigned long) ((unsigned long) (ctr##_hi) << 32) + \ + (unsigned long) (ctr##_lo) + +#define GET_NET_STATS32(ctr) \ + (ctr##_lo) + +#if (BITS_PER_LONG == 64) +#define GET_NET_STATS GET_NET_STATS64 +#else +#define GET_NET_STATS GET_NET_STATS32 +#endif + +static struct net_device_stats * +bnx2_get_stats(struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + struct statistics_block *stats_blk = bp->stats_blk; + struct net_device_stats *net_stats = &bp->net_stats; + + if (bp->stats_blk == NULL) { + return net_stats; + } + net_stats->rx_packets = + GET_NET_STATS(stats_blk->stat_IfHCInUcastPkts) + + GET_NET_STATS(stats_blk->stat_IfHCInMulticastPkts) + + GET_NET_STATS(stats_blk->stat_IfHCInBroadcastPkts); + + net_stats->tx_packets = + GET_NET_STATS(stats_blk->stat_IfHCOutUcastPkts) + + GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts) + + GET_NET_STATS(stats_blk->stat_IfHCOutBroadcastPkts); + + net_stats->rx_bytes = + GET_NET_STATS(stats_blk->stat_IfHCInOctets); + + net_stats->tx_bytes = + GET_NET_STATS(stats_blk->stat_IfHCOutOctets); + + net_stats->multicast = + GET_NET_STATS(stats_blk->stat_IfHCOutMulticastPkts); + + net_stats->collisions = + (unsigned long) stats_blk->stat_EtherStatsCollisions; + + net_stats->rx_length_errors = + (unsigned long) (stats_blk->stat_EtherStatsUndersizePkts + + stats_blk->stat_EtherStatsOverrsizePkts); + + net_stats->rx_over_errors = + (unsigned long) stats_blk->stat_IfInMBUFDiscards; + + net_stats->rx_frame_errors = + (unsigned long) stats_blk->stat_Dot3StatsAlignmentErrors; + + net_stats->rx_crc_errors = + (unsigned long) stats_blk->stat_Dot3StatsFCSErrors; + + net_stats->rx_errors = net_stats->rx_length_errors + + net_stats->rx_over_errors + net_stats->rx_frame_errors + + net_stats->rx_crc_errors; + + net_stats->tx_aborted_errors = + (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + + stats_blk->stat_Dot3StatsLateCollisions); + + if (CHIP_NUM(bp) == CHIP_NUM_5706) + net_stats->tx_carrier_errors = 0; + else { + net_stats->tx_carrier_errors = + (unsigned long) + stats_blk->stat_Dot3StatsCarrierSenseErrors; + } + + net_stats->tx_errors = + (unsigned long) + stats_blk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors + + + net_stats->tx_aborted_errors + + net_stats->tx_carrier_errors; + + return net_stats; +} + +/* All ethtool functions called with rtnl_lock */ + +static int +bnx2_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +{ + struct bnx2 *bp = dev->priv; + + cmd->supported = SUPPORTED_Autoneg; + if (bp->phy_flags & PHY_SERDES_FLAG) { + cmd->supported |= SUPPORTED_1000baseT_Full | + SUPPORTED_FIBRE; + + cmd->port = PORT_FIBRE; + } + else { + cmd->supported |= SUPPORTED_10baseT_Half | + SUPPORTED_10baseT_Full | + SUPPORTED_100baseT_Half | + SUPPORTED_100baseT_Full | + SUPPORTED_1000baseT_Full | + SUPPORTED_TP; + + cmd->port = PORT_TP; + } + + cmd->advertising = bp->advertising; + + if (bp->autoneg & AUTONEG_SPEED) { + cmd->autoneg = AUTONEG_ENABLE; + } + else { + cmd->autoneg = AUTONEG_DISABLE; + } + + if (netif_carrier_ok(dev)) { + cmd->speed = bp->line_speed; + cmd->duplex = bp->duplex; + } + else { + cmd->speed = -1; + cmd->duplex = -1; + } + + cmd->transceiver = XCVR_INTERNAL; + cmd->phy_address = bp->phy_addr; + + return 0; +} + +static int +bnx2_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) +{ + struct bnx2 *bp = dev->priv; + u8 autoneg = bp->autoneg; + u8 req_duplex = bp->req_duplex; + u16 req_line_speed = bp->req_line_speed; + u32 advertising = bp->advertising; + + if (cmd->autoneg == AUTONEG_ENABLE) { + autoneg |= AUTONEG_SPEED; + + cmd->advertising &= ETHTOOL_ALL_COPPER_SPEED; + + /* allow advertising 1 speed */ + if ((cmd->advertising == ADVERTISED_10baseT_Half) || + (cmd->advertising == ADVERTISED_10baseT_Full) || + (cmd->advertising == ADVERTISED_100baseT_Half) || + (cmd->advertising == ADVERTISED_100baseT_Full)) { + + if (bp->phy_flags & PHY_SERDES_FLAG) + return -EINVAL; + + advertising = cmd->advertising; + + } + else if (cmd->advertising == ADVERTISED_1000baseT_Full) { + advertising = cmd->advertising; + } + else if (cmd->advertising == ADVERTISED_1000baseT_Half) { + return -EINVAL; + } + else { + if (bp->phy_flags & PHY_SERDES_FLAG) { + advertising = ETHTOOL_ALL_FIBRE_SPEED; + } + else { + advertising = ETHTOOL_ALL_COPPER_SPEED; + } + } + advertising |= ADVERTISED_Autoneg; + } + else { + if (bp->phy_flags & PHY_SERDES_FLAG) { + if ((cmd->speed != SPEED_1000) || + (cmd->duplex != DUPLEX_FULL)) { + return -EINVAL; + } + } + else if (cmd->speed == SPEED_1000) { + return -EINVAL; + } + autoneg &= ~AUTONEG_SPEED; + req_line_speed = cmd->speed; + req_duplex = cmd->duplex; + advertising = 0; + } + + bp->autoneg = autoneg; + bp->advertising = advertising; + bp->req_line_speed = req_line_speed; + bp->req_duplex = req_duplex; + + spin_lock_irq(&bp->phy_lock); + + bnx2_setup_phy(bp); + + spin_unlock_irq(&bp->phy_lock); + + return 0; +} + +static void +bnx2_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) +{ + struct bnx2 *bp = dev->priv; + + strcpy(info->driver, DRV_MODULE_NAME); + strcpy(info->version, DRV_MODULE_VERSION); + strcpy(info->bus_info, pci_name(bp->pdev)); + info->fw_version[0] = ((bp->fw_ver & 0xff000000) >> 24) + '0'; + info->fw_version[2] = ((bp->fw_ver & 0xff0000) >> 16) + '0'; + info->fw_version[4] = ((bp->fw_ver & 0xff00) >> 8) + '0'; + info->fw_version[6] = (bp->fw_ver & 0xff) + '0'; + info->fw_version[1] = info->fw_version[3] = info->fw_version[5] = '.'; + info->fw_version[7] = 0; +} + +static void +bnx2_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) +{ + struct bnx2 *bp = dev->priv; + + if (bp->flags & NO_WOL_FLAG) { + wol->supported = 0; + wol->wolopts = 0; + } + else { + wol->supported = WAKE_MAGIC; + if (bp->wol) + wol->wolopts = WAKE_MAGIC; + else + wol->wolopts = 0; + } + memset(&wol->sopass, 0, sizeof(wol->sopass)); +} + +static int +bnx2_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) +{ + struct bnx2 *bp = dev->priv; + + if (wol->wolopts & ~WAKE_MAGIC) + return -EINVAL; + + if (wol->wolopts & WAKE_MAGIC) { + if (bp->flags & NO_WOL_FLAG) + return -EINVAL; + + bp->wol = 1; + } + else { + bp->wol = 0; + } + return 0; +} + +static int +bnx2_nway_reset(struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + u32 bmcr; + + if (!(bp->autoneg & AUTONEG_SPEED)) { + return -EINVAL; + } + + spin_lock_irq(&bp->phy_lock); + + /* Force a link down visible on the other side */ + if (bp->phy_flags & PHY_SERDES_FLAG) { + bnx2_write_phy(bp, MII_BMCR, BMCR_LOOPBACK); + spin_unlock_irq(&bp->phy_lock); + + msleep(20); + + spin_lock_irq(&bp->phy_lock); + if (CHIP_NUM(bp) == CHIP_NUM_5706) { + bp->serdes_an_pending = SERDES_AN_TIMEOUT / + bp->timer_interval; + } + } + + bnx2_read_phy(bp, MII_BMCR, &bmcr); + bmcr &= ~BMCR_LOOPBACK; + bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); + + spin_unlock_irq(&bp->phy_lock); + + return 0; +} + +static int +bnx2_get_eeprom_len(struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + + if (bp->flash_info == 0) + return 0; + + return (int) bp->flash_info->total_size; +} + +static int +bnx2_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, + u8 *eebuf) +{ + struct bnx2 *bp = dev->priv; + int rc; + + if (eeprom->offset > bp->flash_info->total_size) + return -EINVAL; + + if ((eeprom->offset + eeprom->len) > bp->flash_info->total_size) + eeprom->len = bp->flash_info->total_size - eeprom->offset; + + rc = bnx2_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); + + return rc; +} + +static int +bnx2_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, + u8 *eebuf) +{ + struct bnx2 *bp = dev->priv; + int rc; + + if (eeprom->offset > bp->flash_info->total_size) + return -EINVAL; + + if ((eeprom->offset + eeprom->len) > bp->flash_info->total_size) + eeprom->len = bp->flash_info->total_size - eeprom->offset; + + rc = bnx2_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); + + return rc; +} + +static int +bnx2_get_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) +{ + struct bnx2 *bp = dev->priv; + + memset(coal, 0, sizeof(struct ethtool_coalesce)); + + coal->rx_coalesce_usecs = bp->rx_ticks; + coal->rx_max_coalesced_frames = bp->rx_quick_cons_trip; + coal->rx_coalesce_usecs_irq = bp->rx_ticks_int; + coal->rx_max_coalesced_frames_irq = bp->rx_quick_cons_trip_int; + + coal->tx_coalesce_usecs = bp->tx_ticks; + coal->tx_max_coalesced_frames = bp->tx_quick_cons_trip; + coal->tx_coalesce_usecs_irq = bp->tx_ticks_int; + coal->tx_max_coalesced_frames_irq = bp->tx_quick_cons_trip_int; + + coal->stats_block_coalesce_usecs = bp->stats_ticks; + + return 0; +} + +static int +bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) +{ + struct bnx2 *bp = dev->priv; + + bp->rx_ticks = (u16) coal->rx_coalesce_usecs; + if (bp->rx_ticks > 0x3ff) bp->rx_ticks = 0x3ff; + + bp->rx_quick_cons_trip = (u16) coal->rx_max_coalesced_frames; + if (bp->rx_quick_cons_trip > 0xff) bp->rx_quick_cons_trip = 0xff; + + bp->rx_ticks_int = (u16) coal->rx_coalesce_usecs_irq; + if (bp->rx_ticks_int > 0x3ff) bp->rx_ticks_int = 0x3ff; + + bp->rx_quick_cons_trip_int = (u16) coal->rx_max_coalesced_frames_irq; + if (bp->rx_quick_cons_trip_int > 0xff) + bp->rx_quick_cons_trip_int = 0xff; + + bp->tx_ticks = (u16) coal->tx_coalesce_usecs; + if (bp->tx_ticks > 0x3ff) bp->tx_ticks = 0x3ff; + + bp->tx_quick_cons_trip = (u16) coal->tx_max_coalesced_frames; + if (bp->tx_quick_cons_trip > 0xff) bp->tx_quick_cons_trip = 0xff; + + bp->tx_ticks_int = (u16) coal->tx_coalesce_usecs_irq; + if (bp->tx_ticks_int > 0x3ff) bp->tx_ticks_int = 0x3ff; + + bp->tx_quick_cons_trip_int = (u16) coal->tx_max_coalesced_frames_irq; + if (bp->tx_quick_cons_trip_int > 0xff) bp->tx_quick_cons_trip_int = + 0xff; + + bp->stats_ticks = coal->stats_block_coalesce_usecs; + if (bp->stats_ticks > 0xffff00) bp->stats_ticks = 0xffff00; + bp->stats_ticks &= 0xffff00; + + if (netif_running(bp->dev)) { + bnx2_netif_stop(bp); + bnx2_init_nic(bp); + bnx2_netif_start(bp); + } + + return 0; +} + +static void +bnx2_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) +{ + struct bnx2 *bp = dev->priv; + + ering->rx_max_pending = MAX_RX_DESC_CNT; + ering->rx_mini_max_pending = 0; + ering->rx_jumbo_max_pending = 0; + + ering->rx_pending = bp->rx_ring_size; + ering->rx_mini_pending = 0; + ering->rx_jumbo_pending = 0; + + ering->tx_max_pending = MAX_TX_DESC_CNT; + ering->tx_pending = bp->tx_ring_size; +} + +static int +bnx2_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) +{ + struct bnx2 *bp = dev->priv; + + if ((ering->rx_pending > MAX_RX_DESC_CNT) || + (ering->tx_pending > MAX_TX_DESC_CNT) || + (ering->tx_pending <= MAX_SKB_FRAGS)) { + + return -EINVAL; + } + bp->rx_ring_size = ering->rx_pending; + bp->tx_ring_size = ering->tx_pending; + + if (netif_running(bp->dev)) { + bnx2_netif_stop(bp); + bnx2_init_nic(bp); + bnx2_netif_start(bp); + } + + return 0; +} + +static void +bnx2_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) +{ + struct bnx2 *bp = dev->priv; + + epause->autoneg = ((bp->autoneg & AUTONEG_FLOW_CTRL) != 0); + epause->rx_pause = ((bp->flow_ctrl & FLOW_CTRL_RX) != 0); + epause->tx_pause = ((bp->flow_ctrl & FLOW_CTRL_TX) != 0); +} + +static int +bnx2_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) +{ + struct bnx2 *bp = dev->priv; + + bp->req_flow_ctrl = 0; + if (epause->rx_pause) + bp->req_flow_ctrl |= FLOW_CTRL_RX; + if (epause->tx_pause) + bp->req_flow_ctrl |= FLOW_CTRL_TX; + + if (epause->autoneg) { + bp->autoneg |= AUTONEG_FLOW_CTRL; + } + else { + bp->autoneg &= ~AUTONEG_FLOW_CTRL; + } + + spin_lock_irq(&bp->phy_lock); + + bnx2_setup_phy(bp); + + spin_unlock_irq(&bp->phy_lock); + + return 0; +} + +static u32 +bnx2_get_rx_csum(struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + + return bp->rx_csum; +} + +static int +bnx2_set_rx_csum(struct net_device *dev, u32 data) +{ + struct bnx2 *bp = dev->priv; + + bp->rx_csum = data; + return 0; +} + +#define BNX2_NUM_STATS 45 + +struct { + char string[ETH_GSTRING_LEN]; +} bnx2_stats_str_arr[BNX2_NUM_STATS] = { + { "rx_bytes" }, + { "rx_error_bytes" }, + { "tx_bytes" }, + { "tx_error_bytes" }, + { "rx_ucast_packets" }, + { "rx_mcast_packets" }, + { "rx_bcast_packets" }, + { "tx_ucast_packets" }, + { "tx_mcast_packets" }, + { "tx_bcast_packets" }, + { "tx_mac_errors" }, + { "tx_carrier_errors" }, + { "rx_crc_errors" }, + { "rx_align_errors" }, + { "tx_single_collisions" }, + { "tx_multi_collisions" }, + { "tx_deferred" }, + { "tx_excess_collisions" }, + { "tx_late_collisions" }, + { "tx_total_collisions" }, + { "rx_fragments" }, + { "rx_jabbers" }, + { "rx_undersize_packets" }, + { "rx_oversize_packets" }, + { "rx_64_byte_packets" }, + { "rx_65_to_127_byte_packets" }, + { "rx_128_to_255_byte_packets" }, + { "rx_256_to_511_byte_packets" }, + { "rx_512_to_1023_byte_packets" }, + { "rx_1024_to_1522_byte_packets" }, + { "rx_1523_to_9022_byte_packets" }, + { "tx_64_byte_packets" }, + { "tx_65_to_127_byte_packets" }, + { "tx_128_to_255_byte_packets" }, + { "tx_256_to_511_byte_packets" }, + { "tx_512_to_1023_byte_packets" }, + { "tx_1024_to_1522_byte_packets" }, + { "tx_1523_to_9022_byte_packets" }, + { "rx_xon_frames" }, + { "rx_xoff_frames" }, + { "tx_xon_frames" }, + { "tx_xoff_frames" }, + { "rx_mac_ctrl_frames" }, + { "rx_filtered_packets" }, + { "rx_discards" }, +}; + +#define STATS_OFFSET32(offset_name) (offsetof(struct statistics_block, offset_name) / 4) + +unsigned long bnx2_stats_offset_arr[BNX2_NUM_STATS] = { + STATS_OFFSET32(stat_IfHCInOctets_hi), + STATS_OFFSET32(stat_IfHCInBadOctets_hi), + STATS_OFFSET32(stat_IfHCOutOctets_hi), + STATS_OFFSET32(stat_IfHCOutBadOctets_hi), + STATS_OFFSET32(stat_IfHCInUcastPkts_hi), + STATS_OFFSET32(stat_IfHCInMulticastPkts_hi), + STATS_OFFSET32(stat_IfHCInBroadcastPkts_hi), + STATS_OFFSET32(stat_IfHCOutUcastPkts_hi), + STATS_OFFSET32(stat_IfHCOutMulticastPkts_hi), + STATS_OFFSET32(stat_IfHCOutBroadcastPkts_hi), + STATS_OFFSET32(stat_emac_tx_stat_dot3statsinternalmactransmiterrors), + STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors), + STATS_OFFSET32(stat_Dot3StatsFCSErrors), + STATS_OFFSET32(stat_Dot3StatsAlignmentErrors), + STATS_OFFSET32(stat_Dot3StatsSingleCollisionFrames), + STATS_OFFSET32(stat_Dot3StatsMultipleCollisionFrames), + STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions), + STATS_OFFSET32(stat_Dot3StatsExcessiveCollisions), + STATS_OFFSET32(stat_Dot3StatsLateCollisions), + STATS_OFFSET32(stat_EtherStatsCollisions), + STATS_OFFSET32(stat_EtherStatsFragments), + STATS_OFFSET32(stat_EtherStatsJabbers), + STATS_OFFSET32(stat_EtherStatsUndersizePkts), + STATS_OFFSET32(stat_EtherStatsOverrsizePkts), + STATS_OFFSET32(stat_EtherStatsPktsRx64Octets), + STATS_OFFSET32(stat_EtherStatsPktsRx65Octetsto127Octets), + STATS_OFFSET32(stat_EtherStatsPktsRx128Octetsto255Octets), + STATS_OFFSET32(stat_EtherStatsPktsRx256Octetsto511Octets), + STATS_OFFSET32(stat_EtherStatsPktsRx512Octetsto1023Octets), + STATS_OFFSET32(stat_EtherStatsPktsRx1024Octetsto1522Octets), + STATS_OFFSET32(stat_EtherStatsPktsRx1523Octetsto9022Octets), + STATS_OFFSET32(stat_EtherStatsPktsTx64Octets), + STATS_OFFSET32(stat_EtherStatsPktsTx65Octetsto127Octets), + STATS_OFFSET32(stat_EtherStatsPktsTx128Octetsto255Octets), + STATS_OFFSET32(stat_EtherStatsPktsTx256Octetsto511Octets), + STATS_OFFSET32(stat_EtherStatsPktsTx512Octetsto1023Octets), + STATS_OFFSET32(stat_EtherStatsPktsTx1024Octetsto1522Octets), + STATS_OFFSET32(stat_EtherStatsPktsTx1523Octetsto9022Octets), + STATS_OFFSET32(stat_XonPauseFramesReceived), + STATS_OFFSET32(stat_XoffPauseFramesReceived), + STATS_OFFSET32(stat_OutXonSent), + STATS_OFFSET32(stat_OutXoffSent), + STATS_OFFSET32(stat_MacControlFramesReceived), + STATS_OFFSET32(stat_IfInFramesL2FilterDiscards), + STATS_OFFSET32(stat_IfInMBUFDiscards), +}; + +/* stat_IfHCInBadOctets and stat_Dot3StatsCarrierSenseErrors are + * skipped because of errata. + */ +u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { + 8,0,8,8,8,8,8,8,8,8, + 4,0,4,4,4,4,4,4,4,4, + 4,4,4,4,4,4,4,4,4,4, + 4,4,4,4,4,4,4,4,4,4, + 4,4,4,4,4, +}; + +#define BNX2_NUM_TESTS 6 + +struct { + char string[ETH_GSTRING_LEN]; +} bnx2_tests_str_arr[BNX2_NUM_TESTS] = { + { "register_test (offline)" }, + { "memory_test (offline)" }, + { "loopback_test (offline)" }, + { "nvram_test (online)" }, + { "interrupt_test (online)" }, + { "link_test (online)" }, +}; + +static int +bnx2_self_test_count(struct net_device *dev) +{ + return BNX2_NUM_TESTS; +} + +static void +bnx2_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *buf) +{ + struct bnx2 *bp = dev->priv; + + memset(buf, 0, sizeof(u64) * BNX2_NUM_TESTS); + if (etest->flags & ETH_TEST_FL_OFFLINE) { + bnx2_netif_stop(bp); + bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_DIAG); + bnx2_free_skbs(bp); + + if (bnx2_test_registers(bp) != 0) { + buf[0] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } + if (bnx2_test_memory(bp) != 0) { + buf[1] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } + if (bnx2_test_loopback(bp) != 0) { + buf[2] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } + + if (!netif_running(bp->dev)) { + bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); + } + else { + bnx2_init_nic(bp); + bnx2_netif_start(bp); + } + + /* wait for link up */ + msleep_interruptible(3000); + if ((!bp->link_up) && !(bp->phy_flags & PHY_SERDES_FLAG)) + msleep_interruptible(4000); + } + + if (bnx2_test_nvram(bp) != 0) { + buf[3] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } + if (bnx2_test_intr(bp) != 0) { + buf[4] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + } + + if (bnx2_test_link(bp) != 0) { + buf[5] = 1; + etest->flags |= ETH_TEST_FL_FAILED; + + } +} + +static void +bnx2_get_strings(struct net_device *dev, u32 stringset, u8 *buf) +{ + switch (stringset) { + case ETH_SS_STATS: + memcpy(buf, bnx2_stats_str_arr, + sizeof(bnx2_stats_str_arr)); + break; + case ETH_SS_TEST: + memcpy(buf, bnx2_tests_str_arr, + sizeof(bnx2_tests_str_arr)); + break; + } +} + +static int +bnx2_get_stats_count(struct net_device *dev) +{ + return BNX2_NUM_STATS; +} + +static void +bnx2_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *buf) +{ + struct bnx2 *bp = dev->priv; + int i; + u32 *hw_stats = (u32 *) bp->stats_blk; + u8 *stats_len_arr = 0; + + if (hw_stats == NULL) { + memset(buf, 0, sizeof(u64) * BNX2_NUM_STATS); + return; + } + + if (CHIP_NUM(bp) == CHIP_NUM_5706) + stats_len_arr = bnx2_5706_stats_len_arr; + + for (i = 0; i < BNX2_NUM_STATS; i++) { + if (stats_len_arr[i] == 0) { + /* skip this counter */ + buf[i] = 0; + continue; + } + if (stats_len_arr[i] == 4) { + /* 4-byte counter */ + buf[i] = (u64) + *(hw_stats + bnx2_stats_offset_arr[i]); + continue; + } + /* 8-byte counter */ + buf[i] = (((u64) *(hw_stats + + bnx2_stats_offset_arr[i])) << 32) + + *(hw_stats + bnx2_stats_offset_arr[i] + 1); + } +} + +static int +bnx2_phys_id(struct net_device *dev, u32 data) +{ + struct bnx2 *bp = dev->priv; + int i; + u32 save; + + if (data == 0) + data = 2; + + save = REG_RD(bp, BNX2_MISC_CFG); + REG_WR(bp, BNX2_MISC_CFG, BNX2_MISC_CFG_LEDMODE_MAC); + + for (i = 0; i < (data * 2); i++) { + if ((i % 2) == 0) { + REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE); + } + else { + REG_WR(bp, BNX2_EMAC_LED, BNX2_EMAC_LED_OVERRIDE | + BNX2_EMAC_LED_1000MB_OVERRIDE | + BNX2_EMAC_LED_100MB_OVERRIDE | + BNX2_EMAC_LED_10MB_OVERRIDE | + BNX2_EMAC_LED_TRAFFIC_OVERRIDE | + BNX2_EMAC_LED_TRAFFIC); + } + msleep_interruptible(500); + if (signal_pending(current)) + break; + } + REG_WR(bp, BNX2_EMAC_LED, 0); + REG_WR(bp, BNX2_MISC_CFG, save); + return 0; +} + +static struct ethtool_ops bnx2_ethtool_ops = { + .get_settings = bnx2_get_settings, + .set_settings = bnx2_set_settings, + .get_drvinfo = bnx2_get_drvinfo, + .get_wol = bnx2_get_wol, + .set_wol = bnx2_set_wol, + .nway_reset = bnx2_nway_reset, + .get_link = ethtool_op_get_link, + .get_eeprom_len = bnx2_get_eeprom_len, + .get_eeprom = bnx2_get_eeprom, + .set_eeprom = bnx2_set_eeprom, + .get_coalesce = bnx2_get_coalesce, + .set_coalesce = bnx2_set_coalesce, + .get_ringparam = bnx2_get_ringparam, + .set_ringparam = bnx2_set_ringparam, + .get_pauseparam = bnx2_get_pauseparam, + .set_pauseparam = bnx2_set_pauseparam, + .get_rx_csum = bnx2_get_rx_csum, + .set_rx_csum = bnx2_set_rx_csum, + .get_tx_csum = ethtool_op_get_tx_csum, + .set_tx_csum = ethtool_op_set_tx_csum, + .get_sg = ethtool_op_get_sg, + .set_sg = ethtool_op_set_sg, +#ifdef BCM_TSO + .get_tso = ethtool_op_get_tso, + .set_tso = ethtool_op_set_tso, +#endif + .self_test_count = bnx2_self_test_count, + .self_test = bnx2_self_test, + .get_strings = bnx2_get_strings, + .phys_id = bnx2_phys_id, + .get_stats_count = bnx2_get_stats_count, + .get_ethtool_stats = bnx2_get_ethtool_stats, +}; + +/* Called with rtnl_lock */ +static int +bnx2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) +{ + struct mii_ioctl_data *data = (struct mii_ioctl_data *)&ifr->ifr_data; + struct bnx2 *bp = dev->priv; + int err; + + switch(cmd) { + case SIOCGMIIPHY: + data->phy_id = bp->phy_addr; + + /* fallthru */ + case SIOCGMIIREG: { + u32 mii_regval; + + spin_lock_irq(&bp->phy_lock); + err = bnx2_read_phy(bp, data->reg_num & 0x1f, &mii_regval); + spin_unlock_irq(&bp->phy_lock); + + data->val_out = mii_regval; + + return err; + } + + case SIOCSMIIREG: + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + + spin_lock_irq(&bp->phy_lock); + err = bnx2_write_phy(bp, data->reg_num & 0x1f, data->val_in); + spin_unlock_irq(&bp->phy_lock); + + return err; + + default: + /* do nothing */ + break; + } + return -EOPNOTSUPP; +} + +/* Called with rtnl_lock */ +static int +bnx2_change_mac_addr(struct net_device *dev, void *p) +{ + struct sockaddr *addr = p; + struct bnx2 *bp = dev->priv; + + memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); + if (netif_running(dev)) + bnx2_set_mac_addr(bp); + + return 0; +} + +/* Called with rtnl_lock */ +static int +bnx2_change_mtu(struct net_device *dev, int new_mtu) +{ + struct bnx2 *bp = dev->priv; + + if (((new_mtu + ETH_HLEN) > MAX_ETHERNET_JUMBO_PACKET_SIZE) || + ((new_mtu + ETH_HLEN) < MIN_ETHERNET_PACKET_SIZE)) + return -EINVAL; + + dev->mtu = new_mtu; + if (netif_running(dev)) { + bnx2_netif_stop(bp); + + bnx2_init_nic(bp); + + bnx2_netif_start(bp); + } + return 0; +} + +#if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) +static void +poll_bnx2(struct net_device *dev) +{ + struct bnx2 *bp = dev->priv; + + disable_irq(bp->pdev->irq); + bnx2_interrupt(bp->pdev->irq, dev, NULL); + enable_irq(bp->pdev->irq); +} +#endif + +static int __devinit +bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) +{ + struct bnx2 *bp; + unsigned long mem_len; + int rc; + u32 reg; + + SET_MODULE_OWNER(dev); + SET_NETDEV_DEV(dev, &pdev->dev); + bp = dev->priv; + + bp->flags = 0; + bp->phy_flags = 0; + + /* enable device (incl. PCI PM wakeup), and bus-mastering */ + rc = pci_enable_device(pdev); + if (rc) { + printk(KERN_ERR PFX "Cannot enable PCI device, aborting."); + goto err_out; + } + + if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { + printk(KERN_ERR PFX "Cannot find PCI device base address, " + "aborting.\n"); + rc = -ENODEV; + goto err_out_disable; + } + + rc = pci_request_regions(pdev, DRV_MODULE_NAME); + if (rc) { + printk(KERN_ERR PFX "Cannot obtain PCI resources, aborting.\n"); + goto err_out_disable; + } + + pci_set_master(pdev); + + bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); + if (bp->pm_cap == 0) { + printk(KERN_ERR PFX "Cannot find power management capability, " + "aborting.\n"); + rc = -EIO; + goto err_out_release; + } + + bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX); + if (bp->pcix_cap == 0) { + printk(KERN_ERR PFX "Cannot find PCIX capability, aborting.\n"); + rc = -EIO; + goto err_out_release; + } + + if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { + bp->flags |= USING_DAC_FLAG; + if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { + printk(KERN_ERR PFX "pci_set_consistent_dma_mask " + "failed, aborting.\n"); + rc = -EIO; + goto err_out_release; + } + } + else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { + printk(KERN_ERR PFX "System does not support DMA, aborting.\n"); + rc = -EIO; + goto err_out_release; + } + + bp->dev = dev; + bp->pdev = pdev; + + spin_lock_init(&bp->phy_lock); + spin_lock_init(&bp->tx_lock); + INIT_WORK(&bp->reset_task, bnx2_reset_task, bp); + + dev->base_addr = dev->mem_start = pci_resource_start(pdev, 0); + mem_len = MB_GET_CID_ADDR(17); + dev->mem_end = dev->mem_start + mem_len; + dev->irq = pdev->irq; + + bp->regview = ioremap_nocache(dev->base_addr, mem_len); + + if (!bp->regview) { + printk(KERN_ERR PFX "Cannot map register space, aborting.\n"); + rc = -ENOMEM; + goto err_out_release; + } + + /* Configure byte swap and enable write to the reg_window registers. + * Rely on CPU to do target byte swapping on big endian systems + * The chip's target access swapping will not swap all accesses + */ + pci_write_config_dword(bp->pdev, BNX2_PCICFG_MISC_CONFIG, + BNX2_PCICFG_MISC_CONFIG_REG_WINDOW_ENA | + BNX2_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP); + + bnx2_set_power_state(bp, 0); + + bp->chip_id = REG_RD(bp, BNX2_MISC_ID); + + bp->phy_addr = 1; + + /* Get bus information. */ + reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); + if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { + u32 clkreg; + + bp->flags |= PCIX_FLAG; + + clkreg = REG_RD(bp, BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS); + + clkreg &= BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET; + switch (clkreg) { + case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ: + bp->bus_speed_mhz = 133; + break; + + case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ: + bp->bus_speed_mhz = 100; + break; + + case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ: + case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ: + bp->bus_speed_mhz = 66; + break; + + case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ: + case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ: + bp->bus_speed_mhz = 50; + break; + + case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW: + case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ: + case BNX2_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ: + bp->bus_speed_mhz = 33; + break; + } + } + else { + if (reg & BNX2_PCICFG_MISC_STATUS_M66EN) + bp->bus_speed_mhz = 66; + else + bp->bus_speed_mhz = 33; + } + + if (reg & BNX2_PCICFG_MISC_STATUS_32BIT_DET) + bp->flags |= PCI_32BIT_FLAG; + + /* 5706A0 may falsely detect SERR and PERR. */ + if (CHIP_ID(bp) == CHIP_ID_5706_A0) { + reg = REG_RD(bp, PCI_COMMAND); + reg &= ~(PCI_COMMAND_SERR | PCI_COMMAND_PARITY); + REG_WR(bp, PCI_COMMAND, reg); + } + else if ((CHIP_ID(bp) == CHIP_ID_5706_A1) && + !(bp->flags & PCIX_FLAG)) { + + printk(KERN_ERR PFX "5706 A1 can only be used in a PCIX bus, " + "aborting.\n"); + goto err_out_unmap; + } + + bnx2_init_nvram(bp); + + /* Get the permanent MAC address. First we need to make sure the + * firmware is actually running. + */ + reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_DEV_INFO_SIGNATURE); + + if ((reg & BNX2_DEV_INFO_SIGNATURE_MAGIC_MASK) != + BNX2_DEV_INFO_SIGNATURE_MAGIC) { + printk(KERN_ERR PFX "Firmware not running, aborting.\n"); + rc = -ENODEV; + goto err_out_unmap; + } + + bp->fw_ver = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + + BNX2_DEV_INFO_BC_REV); + + reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_MAC_UPPER); + bp->mac_addr[0] = (u8) (reg >> 8); + bp->mac_addr[1] = (u8) reg; + + reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_MAC_LOWER); + bp->mac_addr[2] = (u8) (reg >> 24); + bp->mac_addr[3] = (u8) (reg >> 16); + bp->mac_addr[4] = (u8) (reg >> 8); + bp->mac_addr[5] = (u8) reg; + + bp->tx_ring_size = MAX_TX_DESC_CNT; + bp->rx_ring_size = 100; + + bp->rx_csum = 1; + + bp->rx_offset = sizeof(struct l2_fhdr) + 2; + + bp->tx_quick_cons_trip_int = 20; + bp->tx_quick_cons_trip = 20; + bp->tx_ticks_int = 80; + bp->tx_ticks = 80; + + bp->rx_quick_cons_trip_int = 6; + bp->rx_quick_cons_trip = 6; + bp->rx_ticks_int = 18; + bp->rx_ticks = 18; + + bp->stats_ticks = 1000000 & 0xffff00; + + bp->timer_interval = HZ; + + /* Disable WOL support if we are running on a SERDES chip. */ + if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) { + bp->phy_flags |= PHY_SERDES_FLAG; + bp->flags |= NO_WOL_FLAG; + } + + if (CHIP_ID(bp) == CHIP_ID_5706_A0) { + bp->tx_quick_cons_trip_int = + bp->tx_quick_cons_trip; + bp->tx_ticks_int = bp->tx_ticks; + bp->rx_quick_cons_trip_int = + bp->rx_quick_cons_trip; + bp->rx_ticks_int = bp->rx_ticks; + bp->comp_prod_trip_int = bp->comp_prod_trip; + bp->com_ticks_int = bp->com_ticks; + bp->cmd_ticks_int = bp->cmd_ticks; + } + + bp->autoneg = AUTONEG_SPEED | AUTONEG_FLOW_CTRL; + bp->req_line_speed = 0; + if (bp->phy_flags & PHY_SERDES_FLAG) { + bp->advertising = ETHTOOL_ALL_FIBRE_SPEED | ADVERTISED_Autoneg; + } + else { + bp->advertising = ETHTOOL_ALL_COPPER_SPEED | ADVERTISED_Autoneg; + } + + bp->req_flow_ctrl = FLOW_CTRL_RX | FLOW_CTRL_TX; + + return 0; + +err_out_unmap: + if (bp->regview) { + iounmap(bp->regview); + } + +err_out_release: + pci_release_regions(pdev); + +err_out_disable: + pci_disable_device(pdev); + pci_set_drvdata(pdev, NULL); + +err_out: + return rc; +} + +static int __devinit +bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) +{ + static int version_printed = 0; + struct net_device *dev = NULL; + struct bnx2 *bp; + int rc, i; + + if (version_printed++ == 0) + printk(KERN_INFO "%s", version); + + /* dev zeroed in init_etherdev */ + dev = alloc_etherdev(sizeof(*bp)); + + if (!dev) + return -ENOMEM; + + rc = bnx2_init_board(pdev, dev); + if (rc < 0) { + free_netdev(dev); + return rc; + } + + dev->open = bnx2_open; + dev->hard_start_xmit = bnx2_start_xmit; + dev->stop = bnx2_close; + dev->get_stats = bnx2_get_stats; + dev->set_multicast_list = bnx2_set_rx_mode; + dev->do_ioctl = bnx2_ioctl; + dev->set_mac_address = bnx2_change_mac_addr; + dev->change_mtu = bnx2_change_mtu; + dev->tx_timeout = bnx2_tx_timeout; + dev->watchdog_timeo = TX_TIMEOUT; +#ifdef BCM_VLAN + dev->vlan_rx_register = bnx2_vlan_rx_register; + dev->vlan_rx_kill_vid = bnx2_vlan_rx_kill_vid; +#endif + dev->poll = bnx2_poll; + dev->ethtool_ops = &bnx2_ethtool_ops; + dev->weight = 64; + + bp = dev->priv; + +#if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) + dev->poll_controller = poll_bnx2; +#endif + + if ((rc = register_netdev(dev))) { + printk(KERN_ERR PFX "Cannot register net device\n"); + if (bp->regview) + iounmap(bp->regview); + pci_release_regions(pdev); + pci_disable_device(pdev); + pci_set_drvdata(pdev, NULL); + free_netdev(dev); + return rc; + } + + pci_set_drvdata(pdev, dev); + + memcpy(dev->dev_addr, bp->mac_addr, 6); + bp->name = board_info[ent->driver_data].name, + printk(KERN_INFO "%s: %s (%c%d) PCI%s %s %dMHz found at mem %lx, " + "IRQ %d, ", + dev->name, + bp->name, + ((CHIP_ID(bp) & 0xf000) >> 12) + 'A', + ((CHIP_ID(bp) & 0x0ff0) >> 4), + ((bp->flags & PCIX_FLAG) ? "-X" : ""), + ((bp->flags & PCI_32BIT_FLAG) ? "32-bit" : "64-bit"), + bp->bus_speed_mhz, + dev->base_addr, + bp->pdev->irq); + + printk("node addr "); + for (i = 0; i < 6; i++) + printk("%2.2x", dev->dev_addr[i]); + printk("\n"); + + dev->features |= NETIF_F_SG; + if (bp->flags & USING_DAC_FLAG) + dev->features |= NETIF_F_HIGHDMA; + dev->features |= NETIF_F_IP_CSUM; +#ifdef BCM_VLAN + dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; +#endif +#ifdef BCM_TSO + dev->features |= NETIF_F_TSO; +#endif + + netif_carrier_off(bp->dev); + + return 0; +} + +static void __devexit +bnx2_remove_one(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct bnx2 *bp = dev->priv; + + unregister_netdev(dev); + + if (bp->regview) + iounmap(bp->regview); + + free_netdev(dev); + pci_release_regions(pdev); + pci_disable_device(pdev); + pci_set_drvdata(pdev, NULL); +} + +static int +bnx2_suspend(struct pci_dev *pdev, u32 state) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct bnx2 *bp = dev->priv; + u32 reset_code; + + if (!netif_running(dev)) + return 0; + + bnx2_netif_stop(bp); + netif_device_detach(dev); + del_timer_sync(&bp->timer); + if (bp->wol) + reset_code = BNX2_DRV_MSG_CODE_SUSPEND_WOL; + else + reset_code = BNX2_DRV_MSG_CODE_SUSPEND_NO_WOL; + bnx2_reset_chip(bp, reset_code); + bnx2_free_skbs(bp); + bnx2_set_power_state(bp, state); + return 0; +} + +static int +bnx2_resume(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct bnx2 *bp = dev->priv; + + if (!netif_running(dev)) + return 0; + + bnx2_set_power_state(bp, 0); + netif_device_attach(dev); + bnx2_init_nic(bp); + bnx2_netif_start(bp); + return 0; +} + +static struct pci_driver bnx2_pci_driver = { + name: DRV_MODULE_NAME, + id_table: bnx2_pci_tbl, + probe: bnx2_init_one, + remove: __devexit_p(bnx2_remove_one), + suspend: bnx2_suspend, + resume: bnx2_resume, +}; + +static int __init bnx2_init(void) +{ + return pci_module_init(&bnx2_pci_driver); +} + +static void __exit bnx2_cleanup(void) +{ + pci_unregister_driver(&bnx2_pci_driver); +} + +module_init(bnx2_init); +module_exit(bnx2_cleanup); + + + |
