tg3.c

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/* $Id$
 * tg3.c: Broadcom Tigon3 ethernet driver.
 *
 * Copyright (C) 2001, 2002 David S. Miller (davem@redhat.com)
 * Copyright (C) 2001, 2002 Jeff Garzik (jgarzik@mandrakesoft.com)
 * Copyright (C) 2003 Eric Biederman (ebiederman@lnxi.com)  [etherboot port]
 */

FILE_LICENCE ( GPL2_ONLY );

/* 11-13-2003   timlegge        Fix Issue with NetGear GA302T 
 * 11-18-2003   ebiederm        Generalize NetGear Fix to what the code was supposed to be.
 * 01-06-2005   Alf (Frederic Olivie) Add Dell bcm 5751 (0x1677) support
 * 04-15-2005   Martin Vogt Add Fujitsu Siemens Computer (FSC) 0x1734 bcm 5751 0x105d support
 */

#include "etherboot.h"
#include "nic.h"
#include <errno.h>
#include <gpxe/pci.h>
#include <gpxe/ethernet.h>
#include "string.h"
#include <mii.h>
#include "tg3.h"

#define SUPPORT_COPPER_PHY  1
#define SUPPORT_FIBER_PHY   1
#define SUPPORT_LINK_REPORT 1
#define SUPPORT_PARTNO_STR  1
#define SUPPORT_PHY_STR     1

static struct tg3 tg3;

/* These numbers seem to be hard coded in the NIC firmware somehow.
 * You can't change the ring sizes, but you can change where you place
 * them in the NIC onboard memory.
 */
#define TG3_RX_RING_SIZE                512
#define TG3_DEF_RX_RING_PENDING         20      /* RX_RING_PENDING seems to be o.k. at 20 and 200 */
#define TG3_RX_RCB_RING_SIZE    1024

/*      (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ? \
         512 : 1024) */
#define TG3_TX_RING_SIZE                512
#define TG3_DEF_TX_RING_PENDING         (TG3_TX_RING_SIZE - 1)

#define TG3_RX_RING_BYTES       (sizeof(struct tg3_rx_buffer_desc) * TG3_RX_RING_SIZE)
#define TG3_RX_RCB_RING_BYTES   (sizeof(struct tg3_rx_buffer_desc) * TG3_RX_RCB_RING_SIZE)

#define TG3_TX_RING_BYTES       (sizeof(struct tg3_tx_buffer_desc) * TG3_TX_RING_SIZE)
#define NEXT_TX(N)              (((N) + 1) & (TG3_TX_RING_SIZE - 1))
#define PREV_TX(N)              (((N) - 1) & (TG3_TX_RING_SIZE - 1))

#define RX_PKT_BUF_SZ           (1536 + 2 + 64)

struct eth_frame {
        uint8_t  dst_addr[ETH_ALEN];
        uint8_t  src_addr[ETH_ALEN];
        uint16_t type;
        uint8_t  data [ETH_FRAME_LEN - ETH_HLEN];
};

struct bss {
        struct tg3_rx_buffer_desc rx_std[TG3_RX_RING_SIZE];
        struct tg3_rx_buffer_desc rx_rcb[TG3_RX_RCB_RING_SIZE];
        struct tg3_tx_buffer_desc tx_ring[TG3_TX_RING_SIZE];
        struct tg3_hw_status      hw_status;
        struct tg3_hw_stats       hw_stats;
        unsigned char             rx_bufs[TG3_DEF_RX_RING_PENDING][RX_PKT_BUF_SZ];
        struct eth_frame          tx_frame[2];
} tg3_bss __shared;

/**
 * pci_save_state - save the PCI configuration space of a device before suspending
 * @dev: - PCI device that we're dealing with
 * @buffer: - buffer to hold config space context
 *
 * @buffer must be large enough to hold the entire PCI 2.2 config space 
 * (>= 64 bytes).
 */
static int pci_save_state(struct pci_device *dev, uint32_t *buffer)
{
        int i;
        for (i = 0; i < 16; i++)
                pci_read_config_dword(dev, i * 4,&buffer[i]);
        return 0;
}

/** 
 * pci_restore_state - Restore the saved state of a PCI device
 * @dev: - PCI device that we're dealing with
 * @buffer: - saved PCI config space
 *
 */
static int pci_restore_state(struct pci_device *dev, uint32_t *buffer)
{
        int i;

        for (i = 0; i < 16; i++)
                pci_write_config_dword(dev,i * 4, buffer[i]);
        return 0;
}

static void tg3_write_indirect_reg32(uint32_t off, uint32_t val)
{
        pci_write_config_dword(tg3.pdev, TG3PCI_REG_BASE_ADDR, off);
        pci_write_config_dword(tg3.pdev, TG3PCI_REG_DATA, val);
}

#define tw32(reg,val)           tg3_write_indirect_reg32((reg),(val))
#define tw32_mailbox(reg, val)  writel(((val) & 0xffffffff), tg3.regs + (reg))
#define tw16(reg,val)           writew(((val) & 0xffff), tg3.regs + (reg))
#define tw8(reg,val)            writeb(((val) & 0xff), tg3.regs + (reg))
#define tr32(reg)               readl(tg3.regs + (reg))
#define tr16(reg)               readw(tg3.regs + (reg))
#define tr8(reg)                readb(tg3.regs + (reg))

static void tw32_carefully(uint32_t reg, uint32_t val)
{
        tw32(reg, val);
        tr32(reg);
        udelay(100);
}

static void tw32_mailbox2(uint32_t reg, uint32_t val)
{
        tw32_mailbox(reg, val);
        tr32(reg);
}

static void tg3_write_mem(uint32_t off, uint32_t val)
{
        pci_write_config_dword(tg3.pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
        pci_write_config_dword(tg3.pdev, TG3PCI_MEM_WIN_DATA, val);

        /* Always leave this as zero. */
        pci_write_config_dword(tg3.pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
}

static void tg3_read_mem(uint32_t off, uint32_t *val)
{
        pci_write_config_dword(tg3.pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
        pci_read_config_dword(tg3.pdev, TG3PCI_MEM_WIN_DATA, val);

        /* Always leave this as zero. */
        pci_write_config_dword(tg3.pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
}

static void tg3_disable_ints(struct tg3 *tp)
{
        tw32(TG3PCI_MISC_HOST_CTRL,
             (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT));
        tw32_mailbox2(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001);
}

static void tg3_switch_clocks(struct tg3 *tp)
{
        uint32_t orig_clock_ctrl, clock_ctrl;

        clock_ctrl = tr32(TG3PCI_CLOCK_CTRL);

        orig_clock_ctrl = clock_ctrl;
        clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN | CLOCK_CTRL_CLKRUN_OENABLE | 0x1f);
        tp->pci_clock_ctrl = clock_ctrl;
        
        if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) &&
            (!((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
               && (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) &&
                (orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE)!=0) {
                tw32_carefully(TG3PCI_CLOCK_CTRL, 
                        clock_ctrl | (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK));
                tw32_carefully(TG3PCI_CLOCK_CTRL, 
                        clock_ctrl | (CLOCK_CTRL_ALTCLK));
        }
        tw32_carefully(TG3PCI_CLOCK_CTRL, clock_ctrl);
}

#define PHY_BUSY_LOOPS  5000

static int tg3_readphy(struct tg3 *tp, int reg, uint32_t *val)
{
        uint32_t frame_val;
        int loops, ret;

        tw32_carefully(MAC_MI_MODE, tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL);

        *val = 0xffffffff;

        frame_val  = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
                      MI_COM_PHY_ADDR_MASK);
        frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
                      MI_COM_REG_ADDR_MASK);
        frame_val |= (MI_COM_CMD_READ | MI_COM_START);
        
        tw32_carefully(MAC_MI_COM, frame_val);

        loops = PHY_BUSY_LOOPS;
        while (loops-- > 0) {
                udelay(10);
                frame_val = tr32(MAC_MI_COM);

                if ((frame_val & MI_COM_BUSY) == 0) {
                        udelay(5);
                        frame_val = tr32(MAC_MI_COM);
                        break;
                }
        }

        ret = -EBUSY;
        if (loops > 0) {
                *val = frame_val & MI_COM_DATA_MASK;
                ret = 0;
        }

        tw32_carefully(MAC_MI_MODE, tp->mi_mode);

        return ret;
}

static int tg3_writephy(struct tg3 *tp, int reg, uint32_t val)
{
        uint32_t frame_val;
        int loops, ret;

        tw32_carefully(MAC_MI_MODE, tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL);

        frame_val  = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
                      MI_COM_PHY_ADDR_MASK);
        frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
                      MI_COM_REG_ADDR_MASK);
        frame_val |= (val & MI_COM_DATA_MASK);
        frame_val |= (MI_COM_CMD_WRITE | MI_COM_START);
        
        tw32_carefully(MAC_MI_COM, frame_val);

        loops = PHY_BUSY_LOOPS;
        while (loops-- > 0) {
                udelay(10);
                frame_val = tr32(MAC_MI_COM);
                if ((frame_val & MI_COM_BUSY) == 0) {
                        udelay(5);
                        frame_val = tr32(MAC_MI_COM);
                        break;
                }
        }

        ret = -EBUSY;
        if (loops > 0)
                ret = 0;

        tw32_carefully(MAC_MI_MODE, tp->mi_mode);

        return ret;
}

static int tg3_writedsp(struct tg3 *tp, uint16_t addr, uint16_t val)
{
        int err;
        err  = tg3_writephy(tp, MII_TG3_DSP_ADDRESS, addr);
        err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, val);
        return err;
}


static void tg3_phy_set_wirespeed(struct tg3 *tp)
{
        uint32_t val;

        if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED)
                return;

        tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007);
        tg3_readphy(tp, MII_TG3_AUX_CTRL, &val);
        tg3_writephy(tp, MII_TG3_AUX_CTRL, (val | (1 << 15) | (1 << 4)));
}

static int tg3_bmcr_reset(struct tg3 *tp)
{
        uint32_t phy_control;
        int limit, err;

        /* OK, reset it, and poll the BMCR_RESET bit until it
         * clears or we time out.
         */
        phy_control = BMCR_RESET;
        err = tg3_writephy(tp, MII_BMCR, phy_control);
        if (err != 0)
                return -EBUSY;

        limit = 5000;
        while (limit--) {
                err = tg3_readphy(tp, MII_BMCR, &phy_control);
                if (err != 0)
                        return -EBUSY;

                if ((phy_control & BMCR_RESET) == 0) {
                        udelay(40);
                        break;
                }
                udelay(10);
        }
        if (limit <= 0)
                return -EBUSY;

        return 0;
}

static int tg3_wait_macro_done(struct tg3 *tp)
{
        int limit = 100;

        while (limit--) {
                uint32_t tmp32;

                tg3_readphy(tp, 0x16, &tmp32);
                if ((tmp32 & 0x1000) == 0)
                        break;
        }
        if (limit <= 0)
                return -EBUSY;

        return 0;
}

static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
{
        static const uint32_t test_pat[4][6] = {
        { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 },
        { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 },
        { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 },
        { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 }
        };
        int chan;

        for (chan = 0; chan < 4; chan++) {
                int i;

                tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
                        (chan * 0x2000) | 0x0200);
                tg3_writephy(tp, 0x16, 0x0002);

                for (i = 0; i < 6; i++)
                        tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
                                test_pat[chan][i]);

                tg3_writephy(tp, 0x16, 0x0202);
                if (tg3_wait_macro_done(tp)) {
                        *resetp = 1;
                        return -EBUSY;
                }

                tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
                             (chan * 0x2000) | 0x0200);
                tg3_writephy(tp, 0x16, 0x0082);
                if (tg3_wait_macro_done(tp)) {
                        *resetp = 1;
                        return -EBUSY;
                }

                tg3_writephy(tp, 0x16, 0x0802);
                if (tg3_wait_macro_done(tp)) {
                        *resetp = 1;
                        return -EBUSY;
                }

                for (i = 0; i < 6; i += 2) {
                        uint32_t low, high;

                        tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low);
                        tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high);
                        if (tg3_wait_macro_done(tp)) {
                                *resetp = 1;
                                return -EBUSY;
                        }
                        low &= 0x7fff;
                        high &= 0x000f;
                        if (low != test_pat[chan][i] ||
                            high != test_pat[chan][i+1]) {
                                tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b);
                                tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001);
                                tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005);

                                return -EBUSY;
                        }
                }
        }

        return 0;
}

static int tg3_phy_reset_chanpat(struct tg3 *tp)
{
        int chan;

        for (chan = 0; chan < 4; chan++) {
                int i;

                tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
                             (chan * 0x2000) | 0x0200);
                tg3_writephy(tp, 0x16, 0x0002);
                for (i = 0; i < 6; i++)
                        tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
                tg3_writephy(tp, 0x16, 0x0202);
                if (tg3_wait_macro_done(tp))
                        return -EBUSY;
        }

        return 0;
}

static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
{
        uint32_t reg32, phy9_orig;
        int retries, do_phy_reset, err;

        retries = 10;
        do_phy_reset = 1;
        do {
                if (do_phy_reset) {
                        err = tg3_bmcr_reset(tp);
                        if (err)
                                return err;
                        do_phy_reset = 0;
                }
                
                /* Disable transmitter and interrupt.  */
                tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32);
                reg32 |= 0x3000;
                tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);

                /* Set full-duplex, 1000 mbps.  */
                tg3_writephy(tp, MII_BMCR,
                        BMCR_FULLDPLX | TG3_BMCR_SPEED1000);

                /* Set to master mode.  */
                tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig);
                tg3_writephy(tp, MII_TG3_CTRL,
                        (MII_TG3_CTRL_AS_MASTER |
                                MII_TG3_CTRL_ENABLE_AS_MASTER));

                /* Enable SM_DSP_CLOCK and 6dB.  */
                tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);

                /* Block the PHY control access.  */
                tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
                tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);

                err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
                if (!err)
                        break;
        } while (--retries);

        err = tg3_phy_reset_chanpat(tp);
        if (err)
                return err;

        tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
        tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);

        tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
        tg3_writephy(tp, 0x16, 0x0000);

        tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);

        tg3_writephy(tp, MII_TG3_CTRL, phy9_orig);

        tg3_readphy(tp, MII_TG3_EXT_CTRL, &reg32);
        reg32 &= ~0x3000;
        tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32);

        return err;
}

/* This will reset the tigon3 PHY if there is no valid
 * link.
 */
static int tg3_phy_reset(struct tg3 *tp)
{
        uint32_t phy_status;
        int err;

        err  = tg3_readphy(tp, MII_BMSR, &phy_status);
        err |= tg3_readphy(tp, MII_BMSR, &phy_status);
        if (err != 0)
                return -EBUSY;

        if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) ||
                (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
                (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
                err = tg3_phy_reset_5703_4_5(tp);
                if (err)
                        return err;
                goto out;
        }
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) {
          // Taken from Broadcom's source code
          tg3_writephy(tp, 0x18, 0x0c00);
          tg3_writephy(tp, 0x17, 0x000a);
          tg3_writephy(tp, 0x15, 0x310b);
          tg3_writephy(tp, 0x17, 0x201f);
          tg3_writephy(tp, 0x15, 0x9506);
          tg3_writephy(tp, 0x17, 0x401f);
          tg3_writephy(tp, 0x15, 0x14e2);
          tg3_writephy(tp, 0x18, 0x0400);
        }
        err = tg3_bmcr_reset(tp);
        if (err)
                return err;
 out:
        tg3_phy_set_wirespeed(tp);
        return 0;
}

static void tg3_set_power_state_0(struct tg3 *tp)
{
        uint16_t power_control;
        int pm = tp->pm_cap;

        /* Make sure register accesses (indirect or otherwise)
         * will function correctly.
         */
        pci_write_config_dword(tp->pdev,  TG3PCI_MISC_HOST_CTRL, tp->misc_host_ctrl);

        pci_read_config_word(tp->pdev, pm + PCI_PM_CTRL, &power_control);

        power_control |= PCI_PM_CTRL_PME_STATUS;
        power_control &= ~(PCI_PM_CTRL_STATE_MASK);
        power_control |= 0;
        pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);

        tw32_carefully(GRC_LOCAL_CTRL, tp->grc_local_ctrl);

        return;
}


#if SUPPORT_LINK_REPORT
static void tg3_link_report(struct tg3 *tp)
{
        if (!tp->carrier_ok) {
                printf("Link is down.\n");
        } else {
                printf("Link is up at %d Mbps, %s duplex. %s %s %s\n",
                        (tp->link_config.active_speed == SPEED_1000 ?
                               1000 :
                        (tp->link_config.active_speed == SPEED_100 ?
                                100 : 10)),
                        (tp->link_config.active_duplex == DUPLEX_FULL ?  
                                "full" : "half"),
                        (tp->tg3_flags & TG3_FLAG_TX_PAUSE) ? "TX" : "",
                        (tp->tg3_flags & TG3_FLAG_RX_PAUSE) ? "RX" : "",
                        (tp->tg3_flags & (TG3_FLAG_TX_PAUSE |TG3_FLAG_RX_PAUSE)) ? "flow control" : "");
        }
}
#else
#define tg3_link_report(tp)
#endif

static void tg3_setup_flow_control(struct tg3 *tp, uint32_t local_adv, uint32_t remote_adv)
{
        uint32_t new_tg3_flags = 0;

        if (local_adv & ADVERTISE_PAUSE_CAP) {
                if (local_adv & ADVERTISE_PAUSE_ASYM) {
                        if (remote_adv & LPA_PAUSE_CAP)
                                new_tg3_flags |=
                                        (TG3_FLAG_RX_PAUSE |
                                         TG3_FLAG_TX_PAUSE);
                        else if (remote_adv & LPA_PAUSE_ASYM)
                                new_tg3_flags |=
                                        (TG3_FLAG_RX_PAUSE);
                } else {
                        if (remote_adv & LPA_PAUSE_CAP)
                                new_tg3_flags |=
                                        (TG3_FLAG_RX_PAUSE |
                                         TG3_FLAG_TX_PAUSE);
                }
        } else if (local_adv & ADVERTISE_PAUSE_ASYM) {
                if ((remote_adv & LPA_PAUSE_CAP) &&
                    (remote_adv & LPA_PAUSE_ASYM))
                        new_tg3_flags |= TG3_FLAG_TX_PAUSE;
        }

        tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE);
        tp->tg3_flags |= new_tg3_flags;

        if (new_tg3_flags & TG3_FLAG_RX_PAUSE)
                tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE;
        else
                tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE;

        if (new_tg3_flags & TG3_FLAG_TX_PAUSE)
                tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE;
        else
                tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE;
}

#if SUPPORT_COPPER_PHY
static void tg3_aux_stat_to_speed_duplex(
        struct tg3 *tp __unused, uint32_t val, uint8_t *speed, uint8_t *duplex)
{
        static const uint8_t map[] = {
                [0] = (SPEED_INVALID << 2) | DUPLEX_INVALID,
                [MII_TG3_AUX_STAT_10HALF >> 8]   = (SPEED_10 << 2) | DUPLEX_HALF,
                [MII_TG3_AUX_STAT_10FULL >> 8]   = (SPEED_10 << 2) | DUPLEX_FULL,
                [MII_TG3_AUX_STAT_100HALF >> 8]  = (SPEED_100 << 2) | DUPLEX_HALF,
                [MII_TG3_AUX_STAT_100_4 >> 8] = (SPEED_INVALID << 2) | DUPLEX_INVALID,
                [MII_TG3_AUX_STAT_100FULL >> 8]  = (SPEED_100 << 2) | DUPLEX_FULL,
                [MII_TG3_AUX_STAT_1000HALF >> 8] = (SPEED_1000 << 2) | DUPLEX_HALF,
                [MII_TG3_AUX_STAT_1000FULL >> 8] = (SPEED_1000 << 2) | DUPLEX_FULL,
        };
        uint8_t result;
        result = map[(val & MII_TG3_AUX_STAT_SPDMASK) >> 8];
        *speed = result >> 2;
        *duplex = result & 3;
}

static int tg3_phy_copper_begin(struct tg3 *tp)
{
        uint32_t new_adv;

        tp->link_config.advertising =
                (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
                        ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
                        ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
                        ADVERTISED_Autoneg | ADVERTISED_MII);
        
        if (tp->tg3_flags & TG3_FLAG_10_100_ONLY) {
                tp->link_config.advertising &=
                        ~(ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full);
        }
        
        new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
        if (tp->link_config.advertising & ADVERTISED_10baseT_Half) {
                new_adv |= ADVERTISE_10HALF;
        }
        if (tp->link_config.advertising & ADVERTISED_10baseT_Full) {
                new_adv |= ADVERTISE_10FULL;
        }
        if (tp->link_config.advertising & ADVERTISED_100baseT_Half) {
                new_adv |= ADVERTISE_100HALF;
        }
        if (tp->link_config.advertising & ADVERTISED_100baseT_Full) {
                new_adv |= ADVERTISE_100FULL;
        }
        tg3_writephy(tp, MII_ADVERTISE, new_adv);
        
        if (tp->link_config.advertising &
                (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) {
                new_adv = 0;
                if (tp->link_config.advertising & ADVERTISED_1000baseT_Half) {
                        new_adv |= MII_TG3_CTRL_ADV_1000_HALF;
                }
                if (tp->link_config.advertising & ADVERTISED_1000baseT_Full) {
                        new_adv |= MII_TG3_CTRL_ADV_1000_FULL;
                }
                if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) &&
                        (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
                                tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)) {
                        new_adv |= (MII_TG3_CTRL_AS_MASTER |
                                MII_TG3_CTRL_ENABLE_AS_MASTER);
                }
                tg3_writephy(tp, MII_TG3_CTRL, new_adv);
        } else {
                tg3_writephy(tp, MII_TG3_CTRL, 0);
        }

        tg3_writephy(tp, MII_BMCR, BMCR_ANENABLE | BMCR_ANRESTART);

        return 0;
}

static int tg3_init_5401phy_dsp(struct tg3 *tp)
{
        int err;

        /* Turn off tap power management. */
        err  = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c20);
        
        err |= tg3_writedsp(tp, 0x0012, 0x1804);
        err |= tg3_writedsp(tp, 0x0013, 0x1204);
        err |= tg3_writedsp(tp, 0x8006, 0x0132);
        err |= tg3_writedsp(tp, 0x8006, 0x0232);
        err |= tg3_writedsp(tp, 0x201f, 0x0a20);

        udelay(40);

        return err;
}

static int tg3_setup_copper_phy(struct tg3 *tp)
{
        int current_link_up;
        uint32_t bmsr, dummy;
        int i, err;

        tw32_carefully(MAC_STATUS,
                (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED
                 | MAC_STATUS_LNKSTATE_CHANGED));

        tp->mi_mode = MAC_MI_MODE_BASE;
        tw32_carefully(MAC_MI_MODE, tp->mi_mode);

        tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02);

        /* Some third-party PHYs need to be reset on link going
         * down.
         */
        if (    (       (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) ||
                        (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
                        (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0)) &&
                (tp->carrier_ok)) {
                tg3_readphy(tp, MII_BMSR, &bmsr);
                tg3_readphy(tp, MII_BMSR, &bmsr);
                if (!(bmsr & BMSR_LSTATUS))
                        tg3_phy_reset(tp);
        }

        if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
                tg3_readphy(tp, MII_BMSR, &bmsr);
                tg3_readphy(tp, MII_BMSR, &bmsr);

                if (!(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE))
                        bmsr = 0;

                if (!(bmsr & BMSR_LSTATUS)) {
                        err = tg3_init_5401phy_dsp(tp);
                        if (err)
                                return err;

                        tg3_readphy(tp, MII_BMSR, &bmsr);
                        for (i = 0; i < 1000; i++) {
                                udelay(10);
                                tg3_readphy(tp, MII_BMSR, &bmsr);
                                if (bmsr & BMSR_LSTATUS) {
                                        udelay(40);
                                        break;
                                }
                        }

                        if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 &&
                            !(bmsr & BMSR_LSTATUS) &&
                            tp->link_config.active_speed == SPEED_1000) {
                                err = tg3_phy_reset(tp);
                                if (!err)
                                        err = tg3_init_5401phy_dsp(tp);
                                if (err)
                                        return err;
                        }
                }
        } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
                   tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
                /* 5701 {A0,B0} CRC bug workaround */
                tg3_writephy(tp, 0x15, 0x0a75);
                tg3_writephy(tp, 0x1c, 0x8c68);
                tg3_writephy(tp, 0x1c, 0x8d68);
                tg3_writephy(tp, 0x1c, 0x8c68);
        }

        /* Clear pending interrupts... */
        tg3_readphy(tp, MII_TG3_ISTAT, &dummy);
        tg3_readphy(tp, MII_TG3_ISTAT, &dummy);

        tg3_writephy(tp, MII_TG3_IMASK, ~0);

        if (tp->led_mode == led_mode_three_link)
                tg3_writephy(tp, MII_TG3_EXT_CTRL,
                             MII_TG3_EXT_CTRL_LNK3_LED_MODE);
        else
                tg3_writephy(tp, MII_TG3_EXT_CTRL, 0);

        current_link_up = 0;

        tg3_readphy(tp, MII_BMSR, &bmsr);
        tg3_readphy(tp, MII_BMSR, &bmsr);

        if (bmsr & BMSR_LSTATUS) {
                uint32_t aux_stat, bmcr;

                tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
                for (i = 0; i < 2000; i++) {
                        udelay(10);
                        tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat);
                        if (aux_stat)
                                break;
                }

                tg3_aux_stat_to_speed_duplex(tp, aux_stat,
                        &tp->link_config.active_speed,
                        &tp->link_config.active_duplex);
                tg3_readphy(tp, MII_BMCR, &bmcr);
                tg3_readphy(tp, MII_BMCR, &bmcr);
                if (bmcr & BMCR_ANENABLE) {
                        uint32_t gig_ctrl;
                        
                        current_link_up = 1;
                        
                        /* Force autoneg restart if we are exiting
                         * low power mode.
                         */
                        tg3_readphy(tp, MII_TG3_CTRL, &gig_ctrl);
                        if (!(gig_ctrl & (MII_TG3_CTRL_ADV_1000_HALF |
                                      MII_TG3_CTRL_ADV_1000_FULL))) {
                                current_link_up = 0;
                        }
                } else {
                        current_link_up = 0;
                }
        }

        if (current_link_up == 1 &&
                (tp->link_config.active_duplex == DUPLEX_FULL)) {
                uint32_t local_adv, remote_adv;

                tg3_readphy(tp, MII_ADVERTISE, &local_adv);
                local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);

                tg3_readphy(tp, MII_LPA, &remote_adv);
                remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM);

                /* If we are not advertising full pause capability,
                 * something is wrong.  Bring the link down and reconfigure.
                 */
                if (local_adv != ADVERTISE_PAUSE_CAP) {
                        current_link_up = 0;
                } else {
                        tg3_setup_flow_control(tp, local_adv, remote_adv);
                }
        }

        if (current_link_up == 0) {
                uint32_t tmp;

                tg3_phy_copper_begin(tp);

                tg3_readphy(tp, MII_BMSR, &tmp);
                tg3_readphy(tp, MII_BMSR, &tmp);
                if (tmp & BMSR_LSTATUS)
                        current_link_up = 1;
        }

        tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK;
        if (current_link_up == 1) {
                if (tp->link_config.active_speed == SPEED_100 ||
                    tp->link_config.active_speed == SPEED_10)
                        tp->mac_mode |= MAC_MODE_PORT_MODE_MII;
                else
                        tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;
        } else
                tp->mac_mode |= MAC_MODE_PORT_MODE_GMII;

        tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX;
        if (tp->link_config.active_duplex == DUPLEX_HALF)
                tp->mac_mode |= MAC_MODE_HALF_DUPLEX;

        tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) {
                if ((tp->led_mode == led_mode_link10) ||
                    (current_link_up == 1 &&
                     tp->link_config.active_speed == SPEED_10))
                        tp->mac_mode |= MAC_MODE_LINK_POLARITY;
        } else {
                if (current_link_up == 1)
                        tp->mac_mode |= MAC_MODE_LINK_POLARITY;
                tw32(MAC_LED_CTRL, LED_CTRL_PHY_MODE_1);
        }

        /* ??? Without this setting Netgear GA302T PHY does not
         * ??? send/receive packets...
         * With this other PHYs cannot bring up the link
         */
        if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 &&
                tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) {
                tp->mi_mode |= MAC_MI_MODE_AUTO_POLL;
                tw32_carefully(MAC_MI_MODE, tp->mi_mode);
        }

        tw32_carefully(MAC_MODE, tp->mac_mode);

        /* Link change polled. */
        tw32_carefully(MAC_EVENT, 0);

        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 &&
            current_link_up == 1 &&
            tp->link_config.active_speed == SPEED_1000 &&
            ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ||
             (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) {
                udelay(120);
                tw32_carefully(MAC_STATUS,
                        (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED));
                tg3_write_mem(
                              NIC_SRAM_FIRMWARE_MBOX,
                              NIC_SRAM_FIRMWARE_MBOX_MAGIC2);
        }

        if (current_link_up != tp->carrier_ok) {
                tp->carrier_ok = current_link_up;
                tg3_link_report(tp);
        }

        return 0;
}
#else
#define tg3_setup_copper_phy(TP) (-EINVAL)
#endif /* SUPPORT_COPPER_PHY */

#if SUPPORT_FIBER_PHY
struct tg3_fiber_aneginfo {
        int state;
#define ANEG_STATE_UNKNOWN              0
#define ANEG_STATE_AN_ENABLE            1
#define ANEG_STATE_RESTART_INIT         2
#define ANEG_STATE_RESTART              3
#define ANEG_STATE_DISABLE_LINK_OK      4
#define ANEG_STATE_ABILITY_DETECT_INIT  5
#define ANEG_STATE_ABILITY_DETECT       6
#define ANEG_STATE_ACK_DETECT_INIT      7
#define ANEG_STATE_ACK_DETECT           8
#define ANEG_STATE_COMPLETE_ACK_INIT    9
#define ANEG_STATE_COMPLETE_ACK         10
#define ANEG_STATE_IDLE_DETECT_INIT     11
#define ANEG_STATE_IDLE_DETECT          12
#define ANEG_STATE_LINK_OK              13
#define ANEG_STATE_NEXT_PAGE_WAIT_INIT  14
#define ANEG_STATE_NEXT_PAGE_WAIT       15

        uint32_t flags;
#define MR_AN_ENABLE            0x00000001
#define MR_RESTART_AN           0x00000002
#define MR_AN_COMPLETE          0x00000004
#define MR_PAGE_RX              0x00000008
#define MR_NP_LOADED            0x00000010
#define MR_TOGGLE_TX            0x00000020
#define MR_LP_ADV_FULL_DUPLEX   0x00000040
#define MR_LP_ADV_HALF_DUPLEX   0x00000080
#define MR_LP_ADV_SYM_PAUSE     0x00000100
#define MR_LP_ADV_ASYM_PAUSE    0x00000200
#define MR_LP_ADV_REMOTE_FAULT1 0x00000400
#define MR_LP_ADV_REMOTE_FAULT2 0x00000800
#define MR_LP_ADV_NEXT_PAGE     0x00001000
#define MR_TOGGLE_RX            0x00002000
#define MR_NP_RX                0x00004000

#define MR_LINK_OK              0x80000000

        unsigned long link_time, cur_time;

        uint32_t ability_match_cfg;
        int ability_match_count;

        char ability_match, idle_match, ack_match;

        uint32_t txconfig, rxconfig;
#define ANEG_CFG_NP             0x00000080
#define ANEG_CFG_ACK            0x00000040
#define ANEG_CFG_RF2            0x00000020
#define ANEG_CFG_RF1            0x00000010
#define ANEG_CFG_PS2            0x00000001
#define ANEG_CFG_PS1            0x00008000
#define ANEG_CFG_HD             0x00004000
#define ANEG_CFG_FD             0x00002000
#define ANEG_CFG_INVAL          0x00001f06

};
#define ANEG_OK         0
#define ANEG_DONE       1
#define ANEG_TIMER_ENAB 2
#define ANEG_FAILED     -1

#define ANEG_STATE_SETTLE_TIME  10000

static int tg3_fiber_aneg_smachine(struct tg3 *tp,
                                   struct tg3_fiber_aneginfo *ap)
{
        unsigned long delta;
        uint32_t rx_cfg_reg;
        int ret;

        if (ap->state == ANEG_STATE_UNKNOWN) {
                ap->rxconfig = 0;
                ap->link_time = 0;
                ap->cur_time = 0;
                ap->ability_match_cfg = 0;
                ap->ability_match_count = 0;
                ap->ability_match = 0;
                ap->idle_match = 0;
                ap->ack_match = 0;
        }
        ap->cur_time++;

        if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) {
                rx_cfg_reg = tr32(MAC_RX_AUTO_NEG);

                if (rx_cfg_reg != ap->ability_match_cfg) {
                        ap->ability_match_cfg = rx_cfg_reg;
                        ap->ability_match = 0;
                        ap->ability_match_count = 0;
                } else {
                        if (++ap->ability_match_count > 1) {
                                ap->ability_match = 1;
                                ap->ability_match_cfg = rx_cfg_reg;
                        }
                }
                if (rx_cfg_reg & ANEG_CFG_ACK)
                        ap->ack_match = 1;
                else
                        ap->ack_match = 0;

                ap->idle_match = 0;
        } else {
                ap->idle_match = 1;
                ap->ability_match_cfg = 0;
                ap->ability_match_count = 0;
                ap->ability_match = 0;
                ap->ack_match = 0;

                rx_cfg_reg = 0;
        }

        ap->rxconfig = rx_cfg_reg;
        ret = ANEG_OK;

        switch(ap->state) {
        case ANEG_STATE_UNKNOWN:
                if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN))
                        ap->state = ANEG_STATE_AN_ENABLE;

                /* fallthru */
        case ANEG_STATE_AN_ENABLE:
                ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX);
                if (ap->flags & MR_AN_ENABLE) {
                        ap->link_time = 0;
                        ap->cur_time = 0;
                        ap->ability_match_cfg = 0;
                        ap->ability_match_count = 0;
                        ap->ability_match = 0;
                        ap->idle_match = 0;
                        ap->ack_match = 0;

                        ap->state = ANEG_STATE_RESTART_INIT;
                } else {
                        ap->state = ANEG_STATE_DISABLE_LINK_OK;
                }
                break;

        case ANEG_STATE_RESTART_INIT:
                ap->link_time = ap->cur_time;
                ap->flags &= ~(MR_NP_LOADED);
                ap->txconfig = 0;
                tw32(MAC_TX_AUTO_NEG, 0);
                tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
                tw32_carefully(MAC_MODE, tp->mac_mode);

                ret = ANEG_TIMER_ENAB;
                ap->state = ANEG_STATE_RESTART;

                /* fallthru */
        case ANEG_STATE_RESTART:
                delta = ap->cur_time - ap->link_time;
                if (delta > ANEG_STATE_SETTLE_TIME) {
                        ap->state = ANEG_STATE_ABILITY_DETECT_INIT;
                } else {
                        ret = ANEG_TIMER_ENAB;
                }
                break;

        case ANEG_STATE_DISABLE_LINK_OK:
                ret = ANEG_DONE;
                break;

        case ANEG_STATE_ABILITY_DETECT_INIT:
                ap->flags &= ~(MR_TOGGLE_TX);
                ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1);
                tw32(MAC_TX_AUTO_NEG, ap->txconfig);
                tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
                tw32_carefully(MAC_MODE, tp->mac_mode);

                ap->state = ANEG_STATE_ABILITY_DETECT;
                break;

        case ANEG_STATE_ABILITY_DETECT:
                if (ap->ability_match != 0 && ap->rxconfig != 0) {
                        ap->state = ANEG_STATE_ACK_DETECT_INIT;
                }
                break;

        case ANEG_STATE_ACK_DETECT_INIT:
                ap->txconfig |= ANEG_CFG_ACK;
                tw32(MAC_TX_AUTO_NEG, ap->txconfig);
                tp->mac_mode |= MAC_MODE_SEND_CONFIGS;
                tw32_carefully(MAC_MODE, tp->mac_mode);

                ap->state = ANEG_STATE_ACK_DETECT;

                /* fallthru */
        case ANEG_STATE_ACK_DETECT:
                if (ap->ack_match != 0) {
                        if ((ap->rxconfig & ~ANEG_CFG_ACK) ==
                            (ap->ability_match_cfg & ~ANEG_CFG_ACK)) {
                                ap->state = ANEG_STATE_COMPLETE_ACK_INIT;
                        } else {
                                ap->state = ANEG_STATE_AN_ENABLE;
                        }
                } else if (ap->ability_match != 0 &&
                           ap->rxconfig == 0) {
                        ap->state = ANEG_STATE_AN_ENABLE;
                }
                break;

        case ANEG_STATE_COMPLETE_ACK_INIT:
                if (ap->rxconfig & ANEG_CFG_INVAL) {
                        ret = ANEG_FAILED;
                        break;
                }
                ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX |
                               MR_LP_ADV_HALF_DUPLEX |
                               MR_LP_ADV_SYM_PAUSE |
                               MR_LP_ADV_ASYM_PAUSE |
                               MR_LP_ADV_REMOTE_FAULT1 |
                               MR_LP_ADV_REMOTE_FAULT2 |
                               MR_LP_ADV_NEXT_PAGE |
                               MR_TOGGLE_RX |
                               MR_NP_RX);
                if (ap->rxconfig & ANEG_CFG_FD)
                        ap->flags |= MR_LP_ADV_FULL_DUPLEX;
                if (ap->rxconfig & ANEG_CFG_HD)
                        ap->flags |= MR_LP_ADV_HALF_DUPLEX;
                if (ap->rxconfig & ANEG_CFG_PS1)
                        ap->flags |= MR_LP_ADV_SYM_PAUSE;
                if (ap->rxconfig & ANEG_CFG_PS2)
                        ap->flags |= MR_LP_ADV_ASYM_PAUSE;
                if (ap->rxconfig & ANEG_CFG_RF1)
                        ap->flags |= MR_LP_ADV_REMOTE_FAULT1;
                if (ap->rxconfig & ANEG_CFG_RF2)
                        ap->flags |= MR_LP_ADV_REMOTE_FAULT2;
                if (ap->rxconfig & ANEG_CFG_NP)
                        ap->flags |= MR_LP_ADV_NEXT_PAGE;

                ap->link_time = ap->cur_time;

                ap->flags ^= (MR_TOGGLE_TX);
                if (ap->rxconfig & 0x0008)
                        ap->flags |= MR_TOGGLE_RX;
                if (ap->rxconfig & ANEG_CFG_NP)
                        ap->flags |= MR_NP_RX;
                ap->flags |= MR_PAGE_RX;

                ap->state = ANEG_STATE_COMPLETE_ACK;
                ret = ANEG_TIMER_ENAB;
                break;

        case ANEG_STATE_COMPLETE_ACK:
                if (ap->ability_match != 0 &&
                    ap->rxconfig == 0) {
                        ap->state = ANEG_STATE_AN_ENABLE;
                        break;
                }
                delta = ap->cur_time - ap->link_time;
                if (delta > ANEG_STATE_SETTLE_TIME) {
                        if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) {
                                ap->state = ANEG_STATE_IDLE_DETECT_INIT;
                        } else {
                                if ((ap->txconfig & ANEG_CFG_NP) == 0 &&
                                    !(ap->flags & MR_NP_RX)) {
                                        ap->state = ANEG_STATE_IDLE_DETECT_INIT;
                                } else {
                                        ret = ANEG_FAILED;
                                }
                        }
                }
                break;

        case ANEG_STATE_IDLE_DETECT_INIT:
                ap->link_time = ap->cur_time;
                tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
                tw32_carefully(MAC_MODE, tp->mac_mode);

                ap->state = ANEG_STATE_IDLE_DETECT;
                ret = ANEG_TIMER_ENAB;
                break;

        case ANEG_STATE_IDLE_DETECT:
                if (ap->ability_match != 0 &&
                    ap->rxconfig == 0) {
                        ap->state = ANEG_STATE_AN_ENABLE;
                        break;
                }
                delta = ap->cur_time - ap->link_time;
                if (delta > ANEG_STATE_SETTLE_TIME) {
                        /* XXX another gem from the Broadcom driver :( */
                        ap->state = ANEG_STATE_LINK_OK;
                }
                break;

        case ANEG_STATE_LINK_OK:
                ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK);
                ret = ANEG_DONE;
                break;

        case ANEG_STATE_NEXT_PAGE_WAIT_INIT:
                /* ??? unimplemented */
                break;

        case ANEG_STATE_NEXT_PAGE_WAIT:
                /* ??? unimplemented */
                break;

        default:
                ret = ANEG_FAILED;
                break;
        };

        return ret;
}

static int tg3_setup_fiber_phy(struct tg3 *tp)
{
        uint32_t orig_pause_cfg;
        uint16_t orig_active_speed;
        uint8_t orig_active_duplex;
        int current_link_up;
        int i;

        orig_pause_cfg =
                (tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
                                  TG3_FLAG_TX_PAUSE));
        orig_active_speed = tp->link_config.active_speed;
        orig_active_duplex = tp->link_config.active_duplex;

        tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX);
        tp->mac_mode |= MAC_MODE_PORT_MODE_TBI;
        tw32_carefully(MAC_MODE, tp->mac_mode);

        /* Reset when initting first time or we have a link. */
        if (!(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) ||
            (tr32(MAC_STATUS) & MAC_STATUS_PCS_SYNCED)) {
                /* Set PLL lock range. */
                tg3_writephy(tp, 0x16, 0x8007);

                /* SW reset */
                tg3_writephy(tp, MII_BMCR, BMCR_RESET);

                /* Wait for reset to complete. */
                mdelay(5);

                /* Config mode; select PMA/Ch 1 regs. */
                tg3_writephy(tp, 0x10, 0x8411);

                /* Enable auto-lock and comdet, select txclk for tx. */
                tg3_writephy(tp, 0x11, 0x0a10);

                tg3_writephy(tp, 0x18, 0x00a0);
                tg3_writephy(tp, 0x16, 0x41ff);

                /* Assert and deassert POR. */
                tg3_writephy(tp, 0x13, 0x0400);
                udelay(40);
                tg3_writephy(tp, 0x13, 0x0000);

                tg3_writephy(tp, 0x11, 0x0a50);
                udelay(40);
                tg3_writephy(tp, 0x11, 0x0a10);

                /* Wait for signal to stabilize */
                mdelay(150);

                /* Deselect the channel register so we can read the PHYID
                 * later.
                 */
                tg3_writephy(tp, 0x10, 0x8011);
        }

        /* Disable link change interrupt.  */
        tw32_carefully(MAC_EVENT, 0);

        current_link_up = 0;
        if (tr32(MAC_STATUS) & MAC_STATUS_PCS_SYNCED) {
                if (!(tp->tg3_flags & TG3_FLAG_GOT_SERDES_FLOWCTL)) {
                        struct tg3_fiber_aneginfo aninfo;
                        int status = ANEG_FAILED;
                        unsigned int tick;
                        uint32_t tmp;

                        memset(&aninfo, 0, sizeof(aninfo));
                        aninfo.flags |= (MR_AN_ENABLE);

                        tw32(MAC_TX_AUTO_NEG, 0);

                        tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK;
                        tw32_carefully(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII);

                        tw32_carefully(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS);

                        aninfo.state = ANEG_STATE_UNKNOWN;
                        aninfo.cur_time = 0;
                        tick = 0;
                        while (++tick < 195000) {
                                status = tg3_fiber_aneg_smachine(tp, &aninfo);
                                if (status == ANEG_DONE ||
                                    status == ANEG_FAILED)
                                        break;

                                udelay(1);
                        }

                        tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS;
                        tw32_carefully(MAC_MODE, tp->mac_mode);

                        if (status == ANEG_DONE &&
                            (aninfo.flags &
                             (MR_AN_COMPLETE | MR_LINK_OK |
                              MR_LP_ADV_FULL_DUPLEX))) {
                                uint32_t local_adv, remote_adv;

                                local_adv = ADVERTISE_PAUSE_CAP;
                                remote_adv = 0;
                                if (aninfo.flags & MR_LP_ADV_SYM_PAUSE)
                                        remote_adv |= LPA_PAUSE_CAP;
                                if (aninfo.flags & MR_LP_ADV_ASYM_PAUSE)
                                        remote_adv |= LPA_PAUSE_ASYM;

                                tg3_setup_flow_control(tp, local_adv, remote_adv);

                                tp->tg3_flags |=
                                        TG3_FLAG_GOT_SERDES_FLOWCTL;
                                current_link_up = 1;
                        }
                        for (i = 0; i < 60; i++) {
                                udelay(20);
                                tw32_carefully(MAC_STATUS,
                                        (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED));
                                if ((tr32(MAC_STATUS) &
                                     (MAC_STATUS_SYNC_CHANGED |
                                      MAC_STATUS_CFG_CHANGED)) == 0)
                                        break;
                        }
                        if (current_link_up == 0 &&
                            (tr32(MAC_STATUS) & MAC_STATUS_PCS_SYNCED)) {
                                current_link_up = 1;
                        }
                } else {
                        /* Forcing 1000FD link up. */
                        current_link_up = 1;
                }
        }

        tp->mac_mode &= ~MAC_MODE_LINK_POLARITY;
        tw32_carefully(MAC_MODE, tp->mac_mode);

        tp->hw_status->status =
                (SD_STATUS_UPDATED |
                 (tp->hw_status->status & ~SD_STATUS_LINK_CHG));

        for (i = 0; i < 100; i++) {
                udelay(20);
                tw32_carefully(MAC_STATUS,
                        (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED));
                if ((tr32(MAC_STATUS) &
                     (MAC_STATUS_SYNC_CHANGED |
                      MAC_STATUS_CFG_CHANGED)) == 0)
                        break;
        }

        if ((tr32(MAC_STATUS) & MAC_STATUS_PCS_SYNCED) == 0)
                current_link_up = 0;

        if (current_link_up == 1) {
                tp->link_config.active_speed = SPEED_1000;
                tp->link_config.active_duplex = DUPLEX_FULL;
        } else {
                tp->link_config.active_speed = SPEED_INVALID;
                tp->link_config.active_duplex = DUPLEX_INVALID;
        }

        if (current_link_up != tp->carrier_ok) {
                tp->carrier_ok = current_link_up;
                tg3_link_report(tp);
        } else {
                uint32_t now_pause_cfg =
                        tp->tg3_flags & (TG3_FLAG_RX_PAUSE |
                                         TG3_FLAG_TX_PAUSE);
                if (orig_pause_cfg != now_pause_cfg ||
                    orig_active_speed != tp->link_config.active_speed ||
                    orig_active_duplex != tp->link_config.active_duplex)
                        tg3_link_report(tp);
        }

        if ((tr32(MAC_STATUS) & MAC_STATUS_PCS_SYNCED) == 0) {
                tw32_carefully(MAC_MODE, tp->mac_mode | MAC_MODE_LINK_POLARITY);
                if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) {
                        tw32_carefully(MAC_MODE, tp->mac_mode);
                }
        }

        return 0;
}
#else
#define tg3_setup_fiber_phy(TP) (-EINVAL)
#endif /* SUPPORT_FIBER_PHY */

static int tg3_setup_phy(struct tg3 *tp)
{
        int err;

        if (tp->phy_id == PHY_ID_SERDES) {
                err = tg3_setup_fiber_phy(tp);
        } else {
                err = tg3_setup_copper_phy(tp);
        }

        if (tp->link_config.active_speed == SPEED_1000 &&
            tp->link_config.active_duplex == DUPLEX_HALF)
                tw32(MAC_TX_LENGTHS,
                     ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
                      (6 << TX_LENGTHS_IPG_SHIFT) |
                      (0xff << TX_LENGTHS_SLOT_TIME_SHIFT)));
        else
                tw32(MAC_TX_LENGTHS,
                     ((2 << TX_LENGTHS_IPG_CRS_SHIFT) |
                      (6 << TX_LENGTHS_IPG_SHIFT) |
                      (32 << TX_LENGTHS_SLOT_TIME_SHIFT)));

        return err;
}


#define MAX_WAIT_CNT 1000

/* To stop a block, clear the enable bit and poll till it
 * clears.  
 */
static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, uint32_t enable_bit)
{
        unsigned int i;
        uint32_t val;

        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) {
                switch(ofs) {
                case RCVLSC_MODE:
                case DMAC_MODE:
                case MBFREE_MODE:
                case BUFMGR_MODE:
                case MEMARB_MODE:
                        /* We can't enable/disable these bits of the
                         * 5705 or 5787, just say success.
                         */
                        return 0;
                default:
                        break;
                }
        }
        val = tr32(ofs);
        val &= ~enable_bit;
        tw32(ofs, val);
        tr32(ofs);

        for (i = 0; i < MAX_WAIT_CNT; i++) {
                udelay(100);
                val = tr32(ofs);
                if ((val & enable_bit) == 0)
                        break;
        }

        if (i == MAX_WAIT_CNT) {
                printf( "tg3_stop_block timed out, ofs=%#lx enable_bit=%3x\n",
                       ofs, enable_bit );
                return -ENODEV;
        }

        return 0;
}

static int tg3_abort_hw(struct tg3 *tp)
{
        int i, err;
        uint32_t val;

        tg3_disable_ints(tp);

        tp->rx_mode &= ~RX_MODE_ENABLE;
        tw32_carefully(MAC_RX_MODE, tp->rx_mode);

        err  = tg3_stop_block(tp, RCVBDI_MODE,   RCVBDI_MODE_ENABLE);
        err |= tg3_stop_block(tp, RCVLPC_MODE,   RCVLPC_MODE_ENABLE);
        err |= tg3_stop_block(tp, RCVLSC_MODE,   RCVLSC_MODE_ENABLE);
        err |= tg3_stop_block(tp, RCVDBDI_MODE,  RCVDBDI_MODE_ENABLE);
        err |= tg3_stop_block(tp, RCVDCC_MODE,   RCVDCC_MODE_ENABLE);
        err |= tg3_stop_block(tp, RCVCC_MODE,    RCVCC_MODE_ENABLE);

        err |= tg3_stop_block(tp, SNDBDS_MODE,   SNDBDS_MODE_ENABLE);
        err |= tg3_stop_block(tp, SNDBDI_MODE,   SNDBDI_MODE_ENABLE);
        err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE);
        err |= tg3_stop_block(tp, RDMAC_MODE,    RDMAC_MODE_ENABLE);
        err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE);
        err |= tg3_stop_block(tp, SNDBDC_MODE,   SNDBDC_MODE_ENABLE);
        if (err)
                goto out;

        tp->mac_mode &= ~MAC_MODE_TDE_ENABLE;
        tw32_carefully(MAC_MODE, tp->mac_mode);

        tp->tx_mode &= ~TX_MODE_ENABLE;
        tw32_carefully(MAC_TX_MODE, tp->tx_mode);

        for (i = 0; i < MAX_WAIT_CNT; i++) {
                udelay(100);
                if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE))
                        break;
        }
        if (i >= MAX_WAIT_CNT) {
                printf("tg3_abort_hw timed out TX_MODE_ENABLE will not clear MAC_TX_MODE=%x\n",
                       (unsigned int) tr32(MAC_TX_MODE));
                return -ENODEV;
        }

        err  = tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE);
        err |= tg3_stop_block(tp, WDMAC_MODE,  WDMAC_MODE_ENABLE);
        err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE);

        val = tr32(FTQ_RESET);
        val |= FTQ_RESET_DMA_READ_QUEUE | FTQ_RESET_DMA_HIGH_PRI_READ |
               FTQ_RESET_SEND_BD_COMPLETION | FTQ_RESET_DMA_WRITE |
               FTQ_RESET_DMA_HIGH_PRI_WRITE | FTQ_RESET_SEND_DATA_COMPLETION |
               FTQ_RESET_HOST_COALESCING | FTQ_RESET_MAC_TX |
               FTQ_RESET_RX_BD_COMPLETE | FTQ_RESET_RX_LIST_PLCMT |
               FTQ_RESET_RX_DATA_COMPLETION;
        tw32(FTQ_RESET, val);

        err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE);
        err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE);
        if (err)
                goto out;

        memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE);

out:
        return err;
}

static void tg3_chip_reset(struct tg3 *tp)
{
        uint32_t val;

        if (!(tp->tg3_flags2 & TG3_FLG2_SUN_5704)) {
                /* Force NVRAM to settle.
                 * This deals with a chip bug which can result in EEPROM
                 * corruption.
                 */
                if (tp->tg3_flags & TG3_FLAG_NVRAM) {
                        int i;
        
                        tw32(NVRAM_SWARB, SWARB_REQ_SET1);
                        for (i = 0; i < 100000; i++) {
                                if (tr32(NVRAM_SWARB) & SWARB_GNT1)
                                        break;
                                udelay(10);
                        }
                }
        }
        /* In Etherboot we don't need to worry about the 5701
         * REG_WRITE_BUG because we do all register writes indirectly.
         */

        // Alf: here patched
        /* do the reset */
        val = GRC_MISC_CFG_CORECLK_RESET;
        if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
                if (tr32(0x7e2c) == 0x60) {
                        tw32(0x7e2c, 0x20);
                }
                if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
                        tw32(GRC_MISC_CFG, (1 << 29));
                        val |= (1 << 29);
                }
        }
        
        if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)
            || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)
            || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)) {
                val |= GRC_MISC_CFG_KEEP_GPHY_POWER;
        }

        // Alf : Please VALIDATE THIS.
        // It is necessary in my case (5751) to prevent a reboot, but
        // I have no idea about a side effect on any other version.
        // It appears to be what's done in tigon3.c from Broadcom
        if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) {
          tw32(GRC_MISC_CFG, 0x20000000) ;
          val |= 0x20000000 ;
        }

        tw32(GRC_MISC_CFG, val);

        /* Flush PCI posted writes.  The normal MMIO registers
         * are inaccessible at this time so this is the only
         * way to make this reliably.  I tried to use indirect
         * register read/write but this upset some 5701 variants.
         */
        pci_read_config_dword(tp->pdev, PCI_COMMAND, &val);

        udelay(120);

        /* Re-enable indirect register accesses. */
        pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
                               tp->misc_host_ctrl);

        /* Set MAX PCI retry to zero. */
        val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE);
        if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
            (tp->tg3_flags & TG3_FLAG_PCIX_MODE))
                val |= PCISTATE_RETRY_SAME_DMA;
        pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val);

        pci_restore_state(tp->pdev, tp->pci_cfg_state);

        /* Make sure PCI-X relaxed ordering bit is clear. */
        pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val);
        val &= ~PCIX_CAPS_RELAXED_ORDERING;
        pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val);

        tw32(MEMARB_MODE, MEMARB_MODE_ENABLE);

        if (((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0) &&
                (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) {
                tp->pci_clock_ctrl |=
                        (CLOCK_CTRL_FORCE_CLKRUN | CLOCK_CTRL_CLKRUN_OENABLE);
                tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);
        }

        tw32(TG3PCI_MISC_HOST_CTRL, tp->misc_host_ctrl);
}

static void tg3_stop_fw(struct tg3 *tp)
{
        if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
                uint32_t val;
                int i;

                tg3_write_mem(NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW);
                val = tr32(GRC_RX_CPU_EVENT);
                val |= (1 << 14);
                tw32(GRC_RX_CPU_EVENT, val);

                /* Wait for RX cpu to ACK the event.  */
                for (i = 0; i < 100; i++) {
                        if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14)))
                                break;
                        udelay(1);
                }
        }
}

static int tg3_restart_fw(struct tg3 *tp, uint32_t state)
{
        uint32_t val;
        int i;
        
        tg3_write_mem(NIC_SRAM_FIRMWARE_MBOX, 
                NIC_SRAM_FIRMWARE_MBOX_MAGIC1);
        /* Wait for firmware initialization to complete. */
        for (i = 0; i < 100000; i++) {
                tg3_read_mem(NIC_SRAM_FIRMWARE_MBOX, &val);
                if (val == (uint32_t) ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1)
                        break;
                udelay(10);
        }
        if (i >= 100000 &&
                    !(tp->tg3_flags2 & TG3_FLG2_SUN_5704) &&
                    !(GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)) {
                printf ( "Firmware will not restart magic=%#x\n",
                        val );
                return -ENODEV;
        }
        if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) {
          state = DRV_STATE_SUSPEND;
        }

        if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) &&
            (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0)) {
          // Enable PCIE bug fix
          tg3_read_mem(0x7c00, &val);
          tg3_write_mem(0x7c00, val | 0x02000000);
        }
        tg3_write_mem(NIC_SRAM_FW_DRV_STATE_MBOX, state);
        return 0;
}

static int tg3_halt(struct tg3 *tp)
{
        tg3_stop_fw(tp);
        tg3_abort_hw(tp);
        tg3_chip_reset(tp);
        return tg3_restart_fw(tp, DRV_STATE_UNLOAD);
}

static void __tg3_set_mac_addr(struct tg3 *tp)
{
        uint32_t addr_high, addr_low;
        int i;

        addr_high = ((tp->nic->node_addr[0] << 8) |
                     tp->nic->node_addr[1]);
        addr_low = ((tp->nic->node_addr[2] << 24) |
                    (tp->nic->node_addr[3] << 16) |
                    (tp->nic->node_addr[4] <<  8) |
                    (tp->nic->node_addr[5] <<  0));
        for (i = 0; i < 4; i++) {
                tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
                tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
        }

        if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) &&
                (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
                (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705)) {
                for(i = 0; i < 12; i++) {
                        tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high);
                        tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low);
                }
        }
        addr_high = (tp->nic->node_addr[0] +
                     tp->nic->node_addr[1] +
                     tp->nic->node_addr[2] +
                     tp->nic->node_addr[3] +
                     tp->nic->node_addr[4] +
                     tp->nic->node_addr[5]) &
                TX_BACKOFF_SEED_MASK;
        tw32(MAC_TX_BACKOFF_SEED, addr_high);
}

static void tg3_set_bdinfo(struct tg3 *tp, uint32_t bdinfo_addr,
                           dma_addr_t mapping, uint32_t maxlen_flags,
                           uint32_t nic_addr)
{
        tg3_write_mem((bdinfo_addr +
                       TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH),
                      ((uint64_t) mapping >> 32));
        tg3_write_mem((bdinfo_addr +
                       TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW),
                      ((uint64_t) mapping & 0xffffffff));
        tg3_write_mem((bdinfo_addr +
                       TG3_BDINFO_MAXLEN_FLAGS),
                       maxlen_flags);
        if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
                tg3_write_mem((bdinfo_addr + TG3_BDINFO_NIC_ADDR), nic_addr);
        }
}


static void tg3_init_rings(struct tg3 *tp)
{
        unsigned i;

        /* Zero out the tg3 variables */
        memset(&tg3_bss, 0, sizeof(tg3_bss));
        tp->rx_std    = &tg3_bss.rx_std[0];
        tp->rx_rcb    = &tg3_bss.rx_rcb[0];
        tp->tx_ring   = &tg3_bss.tx_ring[0];
        tp->hw_status = &tg3_bss.hw_status;
        tp->hw_stats  = &tg3_bss.hw_stats;
        tp->mac_mode  = 0;


        /* Initialize tx/rx rings for packet processing.
         *
         * The chip has been shut down and the driver detached from
         * the networking, so no interrupts or new tx packets will
         * end up in the driver.
         */

        /* Initialize invariants of the rings, we only set this
         * stuff once.  This works because the card does not
         * write into the rx buffer posting rings.
         */
        for (i = 0; i < TG3_RX_RING_SIZE; i++) {
                struct tg3_rx_buffer_desc *rxd;

                rxd = &tp->rx_std[i];
                rxd->idx_len = (RX_PKT_BUF_SZ - 2 - 64) << RXD_LEN_SHIFT;
                rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT);
                rxd->opaque = (RXD_OPAQUE_RING_STD | (i << RXD_OPAQUE_INDEX_SHIFT));

                /* Note where the receive buffer for the ring is placed */
                rxd->addr_hi = 0;
                rxd->addr_lo = virt_to_bus(
                        &tg3_bss.rx_bufs[i%TG3_DEF_RX_RING_PENDING][2]);
        }
}

#define TG3_WRITE_SETTINGS(TABLE) \
do { \
        const uint32_t *_table, *_end; \
        _table = TABLE; \
        _end = _table + sizeof(TABLE)/sizeof(TABLE[0]);  \
        for(; _table < _end; _table += 2) { \
                tw32(_table[0], _table[1]); \
        } \
} while(0)


/* initialize/reset the tg3 */
static int tg3_setup_hw(struct tg3 *tp)
{
        uint32_t val, rdmac_mode;
        int i, err, limit;

        /* Simply don't support setups with extremly buggy firmware in etherboot */
        if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) {
                printf("Error 5701_A0 firmware bug detected\n");
                return -EINVAL;
        }

        tg3_disable_ints(tp);

        /* Originally this was all in tg3_init_hw */

        /* Force the chip into D0. */
        tg3_set_power_state_0(tp);

        tg3_switch_clocks(tp);

        tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);

        // This should go somewhere else
#define T3_PCIE_CAPABILITY_ID_REG           0xD0
#define T3_PCIE_CAPABILITY_ID               0x10
#define T3_PCIE_CAPABILITY_REG              0xD2

        /* Originally this was all in tg3_reset_hw */

        tg3_stop_fw(tp);

        /* No need to call tg3_abort_hw here, it is called before tg3_setup_hw. */

        tg3_chip_reset(tp);

        tw32(GRC_MODE, tp->grc_mode);  /* Redundant? */

        err = tg3_restart_fw(tp, DRV_STATE_START);
        if (err)
                return err;

        if (tp->phy_id == PHY_ID_SERDES) {
                tp->mac_mode = MAC_MODE_PORT_MODE_TBI;
        }
        tw32_carefully(MAC_MODE, tp->mac_mode);


        /* This works around an issue with Athlon chipsets on
         * B3 tigon3 silicon.  This bit has no effect on any
         * other revision.
         * Alf: Except 5750 ! (which reboots)
         */

        if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS))
          tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT;
        tw32_carefully(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl);

        if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 &&
            (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) {
                val = tr32(TG3PCI_PCISTATE);
                val |= PCISTATE_RETRY_SAME_DMA;
                tw32(TG3PCI_PCISTATE, val);
        }

        /* Descriptor ring init may make accesses to the
         * NIC SRAM area to setup the TX descriptors, so we
         * can only do this after the hardware has been
         * successfully reset.
         */
        tg3_init_rings(tp);

        /* Clear statistics/status block in chip */
        if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
                for (i = NIC_SRAM_STATS_BLK;
                     i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE;
                     i += sizeof(uint32_t)) {
                        tg3_write_mem(i, 0);
                        udelay(40);
                }
        }

        /* This value is determined during the probe time DMA
         * engine test, tg3_setup_dma.
         */
        tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);

        tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS |
                          GRC_MODE_4X_NIC_SEND_RINGS |
                          GRC_MODE_NO_TX_PHDR_CSUM |
                          GRC_MODE_NO_RX_PHDR_CSUM);
        tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
        tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
        tp->grc_mode |= GRC_MODE_NO_RX_PHDR_CSUM;

        tw32(GRC_MODE,
                tp->grc_mode | 
                (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP));

        /* Setup the timer prescalar register.  Clock is always 66Mhz. */
        tw32(GRC_MISC_CFG,
             (65 << GRC_MISC_CFG_PRESCALAR_SHIFT));

        /* Initialize MBUF/DESC pool. */
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) {
                /* Do nothing. */
        } else if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) &&
                (tp->pci_chip_rev_id != CHIPREV_ID_5721)) {
                tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE);
                if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
                        tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64);
                else
                        tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96);
                tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE);
                tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE);
        }
        if (!(tp->tg3_flags & TG3_FLAG_JUMBO_ENABLE)) {
                tw32(BUFMGR_MB_RDMA_LOW_WATER,
                     tp->bufmgr_config.mbuf_read_dma_low_water);
                tw32(BUFMGR_MB_MACRX_LOW_WATER,
                     tp->bufmgr_config.mbuf_mac_rx_low_water);
                tw32(BUFMGR_MB_HIGH_WATER,
                     tp->bufmgr_config.mbuf_high_water);
        } else {
                tw32(BUFMGR_MB_RDMA_LOW_WATER,
                     tp->bufmgr_config.mbuf_read_dma_low_water_jumbo);
                tw32(BUFMGR_MB_MACRX_LOW_WATER,
                     tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo);
                tw32(BUFMGR_MB_HIGH_WATER,
                     tp->bufmgr_config.mbuf_high_water_jumbo);
        }
        tw32(BUFMGR_DMA_LOW_WATER,
             tp->bufmgr_config.dma_low_water);
        tw32(BUFMGR_DMA_HIGH_WATER,
             tp->bufmgr_config.dma_high_water);

        tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE);
        for (i = 0; i < 2000; i++) {
                if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE)
                        break;
                udelay(10);
        }
        if (i >= 2000) {
                printf("tg3_setup_hw cannot enable BUFMGR\n");
                return -ENODEV;
        }

        tw32(FTQ_RESET, 0xffffffff);
        tw32(FTQ_RESET, 0x00000000);
        for (i = 0; i < 2000; i++) {
                if (tr32(FTQ_RESET) == 0x00000000)
                        break;
                udelay(10);
        }
        if (i >= 2000) {
                printf("tg3_setup_hw cannot reset FTQ\n");
                return -ENODEV;
        }

        /* Initialize TG3_BDINFO's at:
         *  RCVDBDI_STD_BD:     standard eth size rx ring
         *  RCVDBDI_JUMBO_BD:   jumbo frame rx ring
         *  RCVDBDI_MINI_BD:    small frame rx ring (??? does not work)
         *
         * like so:
         *  TG3_BDINFO_HOST_ADDR:       high/low parts of DMA address of ring
         *  TG3_BDINFO_MAXLEN_FLAGS:    (rx max buffer size << 16) |
         *                              ring attribute flags
         *  TG3_BDINFO_NIC_ADDR:        location of descriptors in nic SRAM
         *
         * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries.
         * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries.
         *
         * ??? No space allocated for mini receive ring? :(
         *
         * The size of each ring is fixed in the firmware, but the location is
         * configurable.
         */
        {
                static const uint32_t table_all[] = {
                        /* Setup replenish thresholds. */
                        RCVBDI_STD_THRESH, TG3_DEF_RX_RING_PENDING / 8,

                        /* Etherboot lives below 4GB */
                        RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH, 0,
                        RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR, NIC_SRAM_RX_BUFFER_DESC,
                };
                static const uint32_t table_not_5705[] = {
                        /* Buffer maximum length */
                        RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS, RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT,
                        
                        /* Disable the mini frame rx ring */
                        RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS,      BDINFO_FLAGS_DISABLED,
                        
                        /* Disable the jumbo frame rx ring */
                        RCVBDI_JUMBO_THRESH, 0,
                        RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS, BDINFO_FLAGS_DISABLED,
                        
                        
                };
                TG3_WRITE_SETTINGS(table_all);
                tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW, 
                        virt_to_bus(tp->rx_std));
                if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 ||
                    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) {
                        tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS,
                                RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT);
                } else {
                        TG3_WRITE_SETTINGS(table_not_5705);
                }
        }

        
        /* There is only one send ring on 5705 and 5787, no need to explicitly
         * disable the others.
         */
        if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
            GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787) {
                /* Clear out send RCB ring in SRAM. */
                for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE)
                        tg3_write_mem(i + TG3_BDINFO_MAXLEN_FLAGS, BDINFO_FLAGS_DISABLED);
        }

        tp->tx_prod = 0;
        tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);
        tw32_mailbox2(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0);

        tg3_set_bdinfo(tp,
                NIC_SRAM_SEND_RCB,
                virt_to_bus(tp->tx_ring),
                (TG3_TX_RING_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT),
                NIC_SRAM_TX_BUFFER_DESC);

        /* There is only one receive return ring on 5705 and 5787, no need to
         * explicitly disable the others.
         */
        if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
            GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787) {
                for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK; i += TG3_BDINFO_SIZE) {
                        tg3_write_mem(i + TG3_BDINFO_MAXLEN_FLAGS,
                                BDINFO_FLAGS_DISABLED);
                }
        }

        tp->rx_rcb_ptr = 0;
        tw32_mailbox2(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0);

        tg3_set_bdinfo(tp,
                NIC_SRAM_RCV_RET_RCB,
                virt_to_bus(tp->rx_rcb),
                (TG3_RX_RCB_RING_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT),
                0);

        tp->rx_std_ptr = TG3_DEF_RX_RING_PENDING;
        tw32_mailbox2(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW,
                     tp->rx_std_ptr);

        tw32_mailbox2(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW, 0);

        /* Initialize MAC address and backoff seed. */
        __tg3_set_mac_addr(tp);

        /* Calculate RDMAC_MODE setting early, we need it to determine
         * the RCVLPC_STATE_ENABLE mask.
         */
        rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB |
                RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB |
                RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB |
                RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB |
                RDMAC_MODE_LNGREAD_ENAB);
        if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
                rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE;
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
                if (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) {
                        if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) &&
                                !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
                                rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST;
                        }
                }
        }

        /* Setup host coalescing engine. */
        tw32(HOSTCC_MODE, 0);
        for (i = 0; i < 2000; i++) {
                if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE))
                        break;
                udelay(10);
        }

        tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE |
                MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE;
        tw32_carefully(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR);

        tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM;
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700)
                tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 |
                                       GRC_LCLCTRL_GPIO_OUTPUT1);
        tw32_carefully(GRC_LOCAL_CTRL, tp->grc_local_ctrl);

        tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0);
        tr32(MAILBOX_INTERRUPT_0);

        if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) {
                tw32_carefully(DMAC_MODE, DMAC_MODE_ENABLE);
        }

        val = ( WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB |
                WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB |
                WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB |
                WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB |
                WDMAC_MODE_LNGREAD_ENAB);
        if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) &&
                ((tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) != 0) &&
                !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) {
                val |= WDMAC_MODE_RX_ACCEL;
        }

        /* Host coalescing bug fix */
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
                val |= (1 << 29);

        tw32_carefully(WDMAC_MODE, val);

        if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) {
                val = tr32(TG3PCI_X_CAPS);
                if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
                        val &= PCIX_CAPS_BURST_MASK;
                        val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
                } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
                        val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK);
                        val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT);
                        if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE)
                                val |= (tp->split_mode_max_reqs <<
                                        PCIX_CAPS_SPLIT_SHIFT);
                }
                tw32(TG3PCI_X_CAPS, val);
        }

        tw32_carefully(RDMAC_MODE, rdmac_mode);
        {
                static const uint32_t table_all[] = {
                        /* MTU + ethernet header + FCS + optional VLAN tag */
                        MAC_RX_MTU_SIZE, ETH_MAX_MTU + ETH_HLEN + 8,
                        
                        /* The slot time is changed by tg3_setup_phy if we
                         * run at gigabit with half duplex.
                         */
                        MAC_TX_LENGTHS, 
                        (2 << TX_LENGTHS_IPG_CRS_SHIFT) |
                        (6 << TX_LENGTHS_IPG_SHIFT) |
                        (32 << TX_LENGTHS_SLOT_TIME_SHIFT),
                        
                        /* Receive rules. */
                        MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS,
                        RCVLPC_CONFIG, 0x0181,
                        
                        /* Receive/send statistics. */
                        RCVLPC_STATS_ENABLE, 0xffffff,
                        RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE,
                        SNDDATAI_STATSENAB, 0xffffff,
                        SNDDATAI_STATSCTRL, (SNDDATAI_SCTRL_ENABLE |SNDDATAI_SCTRL_FASTUPD),
                        
                        /* Host coalescing engine */
                        HOSTCC_RXCOL_TICKS, 0,
                        HOSTCC_TXCOL_TICKS, LOW_TXCOL_TICKS,
                        HOSTCC_RXMAX_FRAMES, 1,
                        HOSTCC_TXMAX_FRAMES, LOW_RXMAX_FRAMES,
                        HOSTCC_RXCOAL_MAXF_INT, 1,
                        HOSTCC_TXCOAL_MAXF_INT, 0,
                        
                        /* Status/statistics block address. */
                        /* Etherboot lives below 4GB, so HIGH == 0 */
                        HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH, 0,

                        /* No need to enable 32byte coalesce mode. */
                        HOSTCC_MODE, HOSTCC_MODE_ENABLE | 0,
                        
                        RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE,
                        RCVLPC_MODE, RCVLPC_MODE_ENABLE,
                        
                        RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE,

                        SNDDATAC_MODE, SNDDATAC_MODE_ENABLE,
                        SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE,
                        RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB,
                        RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ,
                        SNDDATAI_MODE, SNDDATAI_MODE_ENABLE,
                        SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE,
                        SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE,
                        
                        /* Accept all multicast frames. */
                        MAC_HASH_REG_0, 0xffffffff,
                        MAC_HASH_REG_1, 0xffffffff,
                        MAC_HASH_REG_2, 0xffffffff,
                        MAC_HASH_REG_3, 0xffffffff,
                };
                static const uint32_t table_not_5705[] = {
                        /* Host coalescing engine */
                        HOSTCC_RXCOAL_TICK_INT, 0,
                        HOSTCC_TXCOAL_TICK_INT, 0,

                        /* Status/statistics block address. */
                        /* Etherboot lives below 4GB, so HIGH == 0 */
                        HOSTCC_STAT_COAL_TICKS, DEFAULT_STAT_COAL_TICKS,
                        HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH, 0,
                        HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK,
                        HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK,

                        RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE,

                        MBFREE_MODE, MBFREE_MODE_ENABLE,
                };
                TG3_WRITE_SETTINGS(table_all);
                tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
                        virt_to_bus(tp->hw_stats));
                tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW,
                        virt_to_bus(tp->hw_status));
                if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 &&
                    GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787) {
                        TG3_WRITE_SETTINGS(table_not_5705);
                }
        }

        tp->tx_mode = TX_MODE_ENABLE;
        tw32_carefully(MAC_TX_MODE, tp->tx_mode);

        tp->rx_mode = RX_MODE_ENABLE;
        tw32_carefully(MAC_RX_MODE, tp->rx_mode);

        tp->mi_mode = MAC_MI_MODE_BASE;
        tw32_carefully(MAC_MI_MODE, tp->mi_mode);

        tw32(MAC_LED_CTRL, 0);
        tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB);
        if (tp->phy_id == PHY_ID_SERDES) {
                tw32_carefully(MAC_RX_MODE, RX_MODE_RESET);
        }
        tp->rx_mode |= RX_MODE_KEEP_VLAN_TAG; /* drop tagged vlan packets */
        tw32_carefully(MAC_RX_MODE, tp->rx_mode);

        if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1)
                tw32(MAC_SERDES_CFG, 0x616000);

        /* Prevent chip from dropping frames when flow control
         * is enabled.
         */
        tw32(MAC_LOW_WMARK_MAX_RX_FRAME, 2);
        tr32(MAC_LOW_WMARK_MAX_RX_FRAME);

        err = tg3_setup_phy(tp);

        /* Ignore CRC stats */

        /* Initialize receive rules. */
        tw32(MAC_RCV_RULE_0,  0xc2000000 & RCV_RULE_DISABLE_MASK);
        tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK);
        tw32(MAC_RCV_RULE_1,  0x86000004 & RCV_RULE_DISABLE_MASK);
        tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK);

        if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)
            || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750))
                limit = 8;
        else
                limit = 16;
        if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
                limit -= 4;
        switch (limit) {
        case 16:        tw32(MAC_RCV_RULE_15,  0); tw32(MAC_RCV_VALUE_15,  0);
        case 15:        tw32(MAC_RCV_RULE_14,  0); tw32(MAC_RCV_VALUE_14,  0);
        case 14:        tw32(MAC_RCV_RULE_13,  0); tw32(MAC_RCV_VALUE_13,  0);
        case 13:        tw32(MAC_RCV_RULE_12,  0); tw32(MAC_RCV_VALUE_12,  0);
        case 12:        tw32(MAC_RCV_RULE_11,  0); tw32(MAC_RCV_VALUE_11,  0);
        case 11:        tw32(MAC_RCV_RULE_10,  0); tw32(MAC_RCV_VALUE_10,  0);
        case 10:        tw32(MAC_RCV_RULE_9,  0);  tw32(MAC_RCV_VALUE_9,  0);
        case 9:         tw32(MAC_RCV_RULE_8,  0);  tw32(MAC_RCV_VALUE_8,  0);
        case 8:         tw32(MAC_RCV_RULE_7,  0);  tw32(MAC_RCV_VALUE_7,  0);
        case 7:         tw32(MAC_RCV_RULE_6,  0);  tw32(MAC_RCV_VALUE_6,  0);
        case 6:         tw32(MAC_RCV_RULE_5,  0);  tw32(MAC_RCV_VALUE_5,  0);
        case 5:         tw32(MAC_RCV_RULE_4,  0);  tw32(MAC_RCV_VALUE_4,  0);
        case 4:         /* tw32(MAC_RCV_RULE_3,  0); tw32(MAC_RCV_VALUE_3,  0); */
        case 3:         /* tw32(MAC_RCV_RULE_2,  0); tw32(MAC_RCV_VALUE_2,  0); */
        case 2:
        case 1:
        default:
                break;
        };

        return err;
}



/* Chips other than 5700/5701 use the NVRAM for fetching info. */
static void tg3_nvram_init(struct tg3 *tp)
{
        tw32(GRC_EEPROM_ADDR,
             (EEPROM_ADDR_FSM_RESET |
              (EEPROM_DEFAULT_CLOCK_PERIOD <<
               EEPROM_ADDR_CLKPERD_SHIFT)));

        mdelay(1);

        /* Enable seeprom accesses. */
        tw32_carefully(GRC_LOCAL_CTRL,
                tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM);

        if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 &&
            GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) {
                uint32_t nvcfg1 = tr32(NVRAM_CFG1);

                tp->tg3_flags |= TG3_FLAG_NVRAM;
                if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) {
                        if (nvcfg1 & NVRAM_CFG1_BUFFERED_MODE)
                                tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED;
                } else {
                        nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS;
                        tw32(NVRAM_CFG1, nvcfg1);
                }

        } else {
                tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
        }
}


static int tg3_nvram_read_using_eeprom(
        struct tg3 *tp __unused, uint32_t offset, uint32_t *val)
{
        uint32_t tmp;
        int i;

        if (offset > EEPROM_ADDR_ADDR_MASK ||
                (offset % 4) != 0) {
                return -EINVAL;
        }

        tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK |
                                        EEPROM_ADDR_DEVID_MASK |
                                        EEPROM_ADDR_READ);
        tw32(GRC_EEPROM_ADDR,
             tmp |
             (0 << EEPROM_ADDR_DEVID_SHIFT) |
             ((offset << EEPROM_ADDR_ADDR_SHIFT) &
              EEPROM_ADDR_ADDR_MASK) |
             EEPROM_ADDR_READ | EEPROM_ADDR_START);

        for (i = 0; i < 10000; i++) {
                tmp = tr32(GRC_EEPROM_ADDR);

                if (tmp & EEPROM_ADDR_COMPLETE)
                        break;
                udelay(100);
        }
        if (!(tmp & EEPROM_ADDR_COMPLETE)) {
                return -EBUSY;
        }

        *val = tr32(GRC_EEPROM_DATA);
        return 0;
}

static int tg3_nvram_read(struct tg3 *tp, uint32_t offset, uint32_t *val)
{
        int i, saw_done_clear;

        if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
                return tg3_nvram_read_using_eeprom(tp, offset, val);

        if (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED)
                offset = ((offset / NVRAM_BUFFERED_PAGE_SIZE) <<
                          NVRAM_BUFFERED_PAGE_POS) +
                        (offset % NVRAM_BUFFERED_PAGE_SIZE);

        if (offset > NVRAM_ADDR_MSK)
                return -EINVAL;

        tw32(NVRAM_SWARB, SWARB_REQ_SET1);
        for (i = 0; i < 1000; i++) {
                if (tr32(NVRAM_SWARB) & SWARB_GNT1)
                        break;
                udelay(20);
        }

        tw32(NVRAM_ADDR, offset);
        tw32(NVRAM_CMD,
             NVRAM_CMD_RD | NVRAM_CMD_GO |
             NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE);

        /* Wait for done bit to clear then set again. */
        saw_done_clear = 0;
        for (i = 0; i < 1000; i++) {
                udelay(10);
                if (!saw_done_clear &&
                    !(tr32(NVRAM_CMD) & NVRAM_CMD_DONE))
                        saw_done_clear = 1;
                else if (saw_done_clear &&
                         (tr32(NVRAM_CMD) & NVRAM_CMD_DONE))
                        break;
        }
        if (i >= 1000) {
                tw32(NVRAM_SWARB, SWARB_REQ_CLR1);
                return -EBUSY;
        }

        *val = bswap_32(tr32(NVRAM_RDDATA));
        tw32(NVRAM_SWARB, 0x20);

        return 0;
}

struct subsys_tbl_ent {
        uint16_t subsys_vendor, subsys_devid;
        uint32_t phy_id;
};

static struct subsys_tbl_ent subsys_id_to_phy_id[] = {
        /* Broadcom boards. */
        { 0x14e4, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */
        { 0x14e4, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */
        { 0x14e4, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */
        { 0x14e4, 0x0003, PHY_ID_SERDES  }, /* BCM95700A9 */
        { 0x14e4, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */
        { 0x14e4, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */
        { 0x14e4, 0x0007, PHY_ID_SERDES  }, /* BCM95701A7 */
        { 0x14e4, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */
        { 0x14e4, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */
        { 0x14e4, 0x0009, PHY_ID_BCM5701 }, /* BCM95703Ax1 */
        { 0x14e4, 0x8009, PHY_ID_BCM5701 }, /* BCM95703Ax2 */

        /* 3com boards. */
        { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */
        { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */
        /* { PCI_VENDOR_ID_3COM, 0x1002, PHY_ID_XXX },     3C996CT */
        /* { PCI_VENDOR_ID_3COM, 0x1003, PHY_ID_XXX },     3C997T */
        { PCI_VENDOR_ID_3COM, 0x1004, PHY_ID_SERDES  }, /* 3C996SX */
        /* { PCI_VENDOR_ID_3COM, 0x1005, PHY_ID_XXX },     3C997SZ */
        { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */
        { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */

        /* DELL boards. */
        { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */
        { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */
        { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */
        { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */
        { PCI_VENDOR_ID_DELL, 0x0179, PHY_ID_BCM5751 }, /* EtherXpress */
        
        /* Fujitsu Siemens Computer */
        { PCI_VENDOR_ID_FSC, 0x105d, PHY_ID_BCM5751 }, /* Futro C200 */ 

        /* Compaq boards. */
        { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */
        { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */
        { PCI_VENDOR_ID_COMPAQ, 0x007d, PHY_ID_SERDES  }, /* CHANGELING */
        { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */
        { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }  /* NC7780_2 */
};

static int tg3_phy_probe(struct tg3 *tp)
{
        uint32_t eeprom_phy_id, hw_phy_id_1, hw_phy_id_2;
        uint32_t hw_phy_id, hw_phy_id_masked;
        enum phy_led_mode eeprom_led_mode;
        uint32_t val;
        unsigned i;
        int eeprom_signature_found, err;

        tp->phy_id = PHY_ID_INVALID;

        for (i = 0; i < sizeof(subsys_id_to_phy_id)/sizeof(subsys_id_to_phy_id[0]); i++) {
                if ((subsys_id_to_phy_id[i].subsys_vendor == tp->subsystem_vendor) &&
                        (subsys_id_to_phy_id[i].subsys_devid == tp->subsystem_device)) {
                        tp->phy_id = subsys_id_to_phy_id[i].phy_id;
                        break;
                }
        }

        eeprom_phy_id = PHY_ID_INVALID;
        eeprom_led_mode = led_mode_auto;
        eeprom_signature_found = 0;
        tg3_read_mem(NIC_SRAM_DATA_SIG, &val);
        if (val == NIC_SRAM_DATA_SIG_MAGIC) {
                uint32_t nic_cfg;

                tg3_read_mem(NIC_SRAM_DATA_CFG, &nic_cfg);
                tp->nic_sram_data_cfg = nic_cfg;

                eeprom_signature_found = 1;

                if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) ==
                    NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER) {
                        eeprom_phy_id = PHY_ID_SERDES;
                } else {
                        uint32_t nic_phy_id;

                        tg3_read_mem(NIC_SRAM_DATA_PHY_ID, &nic_phy_id);
                        if (nic_phy_id != 0) {
                                uint32_t id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK;
                                uint32_t id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK;

                                eeprom_phy_id  = (id1 >> 16) << 10;
                                eeprom_phy_id |= (id2 & 0xfc00) << 16;
                                eeprom_phy_id |= (id2 & 0x03ff) <<  0;
                        }
                }

                switch (nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK) {
                case NIC_SRAM_DATA_CFG_LED_TRIPLE_SPD:
                        eeprom_led_mode = led_mode_three_link;
                        break;

                case NIC_SRAM_DATA_CFG_LED_LINK_SPD:
                        eeprom_led_mode = led_mode_link10;
                        break;

                default:
                        eeprom_led_mode = led_mode_auto;
                        break;
                };
                if (((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) ||
                        (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
                        (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) &&
                        (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP)) {
                        tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
                }

                if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE)
                        tp->tg3_flags |= TG3_FLAG_ENABLE_ASF;
                if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL)
                        tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP;
        }

        /* Now read the physical PHY_ID from the chip and verify
         * that it is sane.  If it doesn't look good, we fall back
         * to either the hard-coded table based PHY_ID and failing
         * that the value found in the eeprom area.
         */
        err  = tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1);
        err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2);

        hw_phy_id  = (hw_phy_id_1 & 0xffff) << 10;
        hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16;
        hw_phy_id |= (hw_phy_id_2 & 0x03ff) <<  0;

        hw_phy_id_masked = hw_phy_id & PHY_ID_MASK;

        if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) {
                tp->phy_id = hw_phy_id;
        } else {
                /* phy_id currently holds the value found in the
                 * subsys_id_to_phy_id[] table or PHY_ID_INVALID
                 * if a match was not found there.
                 */
                if (tp->phy_id == PHY_ID_INVALID) {
                        if (!eeprom_signature_found ||
                            !KNOWN_PHY_ID(eeprom_phy_id & PHY_ID_MASK))
                                return -ENODEV;
                        tp->phy_id = eeprom_phy_id;
                }
        }

        err = tg3_phy_reset(tp);
        if (err)
                return err;

        if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 ||
            tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
                uint32_t mii_tg3_ctrl;
                
                /* These chips, when reset, only advertise 10Mb
                 * capabilities.  Fix that.
                 */
                err  = tg3_writephy(tp, MII_ADVERTISE,
                                    (ADVERTISE_CSMA |
                                     ADVERTISE_PAUSE_CAP |
                                     ADVERTISE_10HALF |
                                     ADVERTISE_10FULL |
                                     ADVERTISE_100HALF |
                                     ADVERTISE_100FULL));
                mii_tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF |
                                MII_TG3_CTRL_ADV_1000_FULL |
                                MII_TG3_CTRL_AS_MASTER |
                                MII_TG3_CTRL_ENABLE_AS_MASTER);
                if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
                        mii_tg3_ctrl = 0;

                err |= tg3_writephy(tp, MII_TG3_CTRL, mii_tg3_ctrl);
                err |= tg3_writephy(tp, MII_BMCR,
                                    (BMCR_ANRESTART | BMCR_ANENABLE));
        }

        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) {
                tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
                tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
                tg3_writedsp(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
        }

        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
                tg3_writephy(tp, 0x1c, 0x8d68);
                tg3_writephy(tp, 0x1c, 0x8d68);
        }

        /* Enable Ethernet@WireSpeed */
        tg3_phy_set_wirespeed(tp);

        if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) {
                err = tg3_init_5401phy_dsp(tp);
        }

        /* Determine the PHY led mode. 
         * Be careful if this gets set wrong it can result in an inability to 
         * establish a link.
         */
        if (tp->phy_id == PHY_ID_SERDES) {
                tp->led_mode = led_mode_three_link;
        }
        else if (tp->subsystem_vendor == PCI_VENDOR_ID_DELL) {
                tp->led_mode = led_mode_link10;
        } else {
                tp->led_mode = led_mode_three_link;
                if (eeprom_signature_found &&
                    eeprom_led_mode != led_mode_auto)
                        tp->led_mode = eeprom_led_mode;
        }

        if (tp->phy_id == PHY_ID_SERDES)
                tp->link_config.advertising =
                        (ADVERTISED_1000baseT_Half |
                         ADVERTISED_1000baseT_Full |
                         ADVERTISED_Autoneg |
                         ADVERTISED_FIBRE);
        if (tp->tg3_flags & TG3_FLAG_10_100_ONLY)
                tp->link_config.advertising &=
                        ~(ADVERTISED_1000baseT_Half |
                          ADVERTISED_1000baseT_Full);

        return err;
}

#if SUPPORT_PARTNO_STR
static void tg3_read_partno(struct tg3 *tp)
{
        unsigned char vpd_data[256];
        int i;

        for (i = 0; i < 256; i += 4) {
                uint32_t tmp;

                if (tg3_nvram_read(tp, 0x100 + i, &tmp))
                        goto out_not_found;

                vpd_data[i + 0] = ((tmp >>  0) & 0xff);
                vpd_data[i + 1] = ((tmp >>  8) & 0xff);
                vpd_data[i + 2] = ((tmp >> 16) & 0xff);
                vpd_data[i + 3] = ((tmp >> 24) & 0xff);
        }

        /* Now parse and find the part number. */
        for (i = 0; i < 256; ) {
                unsigned char val = vpd_data[i];
                int block_end;

                if (val == 0x82 || val == 0x91) {
                        i = (i + 3 +
                             (vpd_data[i + 1] +
                              (vpd_data[i + 2] << 8)));
                        continue;
                }

                if (val != 0x90)
                        goto out_not_found;

                block_end = (i + 3 +
                             (vpd_data[i + 1] +
                              (vpd_data[i + 2] << 8)));
                i += 3;
                while (i < block_end) {
                        if (vpd_data[i + 0] == 'P' &&
                            vpd_data[i + 1] == 'N') {
                                int partno_len = vpd_data[i + 2];

                                if (partno_len > 24)
                                        goto out_not_found;

                                memcpy(tp->board_part_number,
                                       &vpd_data[i + 3],
                                       partno_len);

                                /* Success. */
                                return;
                        }
                }

                /* Part number not found. */
                goto out_not_found;
        }

out_not_found:
        memcpy(tp->board_part_number, "none", sizeof("none"));
}
#else
#define tg3_read_partno(TP) ((TP)->board_part_number[0] = '\0')
#endif

static int tg3_get_invariants(struct tg3 *tp)
{
        uint32_t misc_ctrl_reg;
        uint32_t pci_state_reg, grc_misc_cfg;
        uint16_t pci_cmd;
        uint8_t  pci_latency;
        uint32_t val ;
        int err;

        /* Read the subsystem vendor and device ids */
        pci_read_config_word(tp->pdev, PCI_SUBSYSTEM_VENDOR_ID, &tp->subsystem_vendor);
        pci_read_config_word(tp->pdev, PCI_SUBSYSTEM_ID, &tp->subsystem_device);

        /* The sun_5704 code needs infrastructure etherboot does have
         * ignore it for now.
         */

        /* If we have an AMD 762 or Intel ICH/ICH0 chipset, write
         * reordering to the mailbox registers done by the host
         * controller can cause major troubles.  We read back from
         * every mailbox register write to force the writes to be
         * posted to the chip in order.
         *
         * TG3_FLAG_MBOX_WRITE_REORDER has been forced on.
         */

        /* Force memory write invalidate off.  If we leave it on,
         * then on 5700_BX chips we have to enable a workaround.
         * The workaround is to set the TG3PCI_DMA_RW_CTRL boundry
         * to match the cacheline size.  The Broadcom driver have this
         * workaround but turns MWI off all the times so never uses
         * it.  This seems to suggest that the workaround is insufficient.
         */
        pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd);
        pci_cmd &= ~PCI_COMMAND_INVALIDATE;
        /* Also, force SERR#/PERR# in PCI command. */
        pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR;
        pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);

        /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL
         * has the register indirect write enable bit set before
         * we try to access any of the MMIO registers.  It is also
         * critical that the PCI-X hw workaround situation is decided
         * before that as well.
         */
        pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL, &misc_ctrl_reg);

        tp->pci_chip_rev_id = (misc_ctrl_reg >> MISC_HOST_CTRL_CHIPREV_SHIFT);

        /* Initialize misc host control in PCI block. */
        tp->misc_host_ctrl |= (misc_ctrl_reg &
                               MISC_HOST_CTRL_CHIPREV);
        pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL,
                               tp->misc_host_ctrl);

        pci_read_config_byte(tp->pdev, PCI_LATENCY_TIMER, &pci_latency);
        if (pci_latency < 64) {
                pci_write_config_byte(tp->pdev, PCI_LATENCY_TIMER, 64);
        }

        pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &pci_state_reg);

        /* If this is a 5700 BX chipset, and we are in PCI-X
         * mode, enable register write workaround.
         *
         * The workaround is to use indirect register accesses
         * for all chip writes not to mailbox registers.
         *
         * In etherboot to simplify things we just always use this work around.
         */
        if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) {
                tp->tg3_flags |= TG3_FLAG_PCIX_MODE;
        }
        /* Back to back register writes can cause problems on the 5701,
         * the workaround is to read back all reg writes except those to
         * mailbox regs.
         * In etherboot we always use indirect register accesses so
         * we don't see this.
         */

        if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0)
                tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED;
        if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0)
                tp->tg3_flags |= TG3_FLAG_PCI_32BIT;

        /* Chip-specific fixup from Broadcom driver */
        if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) &&
            (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) {
                pci_state_reg |= PCISTATE_RETRY_SAME_DMA;
                pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg);
        }

        /* determine if it is PCIE system */
        // Alf : I have no idea what this is about...
        // But it's definitely usefull
        val = pci_find_capability(tp->pdev, PCI_CAP_ID_EXP);
        if (val)
                tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS;

        /* Force the chip into D0. */
        tg3_set_power_state_0(tp);

        /* Etherboot does not ask the tg3 to do checksums */
        /* Etherboot does not ask the tg3 to do jumbo frames */
        /* Ehterboot does not ask the tg3 to use WakeOnLan. */

        /* A few boards don't want Ethernet@WireSpeed phy feature */
        if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) ||
            (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) ||
                ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
                        (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) &&
                        (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1))) {
                tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED;
        }

        /* Avoid tagged irq status etherboot does not use irqs */

        /* Only 5701 and later support tagged irq status mode.
         * Also, 5788 chips cannot use tagged irq status.
         *
         * However, since etherboot does not use irqs avoid tagged irqs
         * status  because the interrupt condition is more difficult to
         * fully clear in that mode.
         */
        
        /* Since some 5700_AX && 5700_BX have problems with 32BYTE
         * coalesce_mode, and the rest work fine anything set.
         * Don't enable HOST_CC_MODE_32BYTE in etherboot.
         */

        /* Initialize MAC MI mode, polling disabled. */
        tw32_carefully(MAC_MI_MODE, tp->mi_mode);

        /* Initialize data/descriptor byte/word swapping. */
        tw32(GRC_MODE, tp->grc_mode);

        tg3_switch_clocks(tp);

        /* Clear this out for sanity. */
        tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);

        /* Etherboot does not need to check if the PCIX_TARGET_HWBUG
         * is needed.  It always uses it.
         */
        
        udelay(50);
        tg3_nvram_init(tp);

        /* The TX descriptors will reside in main memory.
         */

        /* See which board we are using.
         */
        grc_misc_cfg = tr32(GRC_MISC_CFG);
        grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK;

        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 &&
            grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) {
                tp->tg3_flags |= TG3_FLAG_SPLIT_MODE;
                tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ;
        }

        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 &&
            (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 ||
             grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M))
                tp->tg3_flags2 |= TG3_FLG2_IS_5788;

#define PCI_DEVICE_ID_TIGON3_5901       0x170d
#define PCI_DEVICE_ID_TIGON3_5901_2     0x170e

        /* these are limited to 10/100 only */
        if (((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) &&
                    ((grc_misc_cfg == 0x8000) || (grc_misc_cfg == 0x4000))) ||
                ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) &&
                        (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM) &&
                        ((tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901) ||
                                (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2)))) {
                tp->tg3_flags |= TG3_FLAG_10_100_ONLY;
        }

        err = tg3_phy_probe(tp);
        if (err) {
                printf("phy probe failed, err %d\n", err);
        }

        tg3_read_partno(tp);


        /* 5700 BX chips need to have their TX producer index mailboxes
         * written twice to workaround a bug.
         * In etherboot we do this unconditionally to simplify things.
         */

        /* 5700 chips can get confused if TX buffers straddle the
         * 4GB address boundary in some cases.
         * 
         * In etherboot we can ignore the problem as etherboot lives below 4GB.
         */

        /* In etherboot wake-on-lan is unconditionally disabled */
        return err;
}

static int  tg3_get_device_address(struct tg3 *tp)
{
        struct nic *nic = tp->nic;
        uint32_t hi, lo, mac_offset;

        if (PCI_FUNC(tp->pdev->devfn) == 0)
                mac_offset = 0x7c;
        else
                mac_offset = 0xcc;

        /* First try to get it from MAC address mailbox. */
        tg3_read_mem(NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi);
        if ((hi >> 16) == 0x484b) {
                nic->node_addr[0] = (hi >>  8) & 0xff;
                nic->node_addr[1] = (hi >>  0) & 0xff;

                tg3_read_mem(NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo);
                nic->node_addr[2] = (lo >> 24) & 0xff;
                nic->node_addr[3] = (lo >> 16) & 0xff;
                nic->node_addr[4] = (lo >>  8) & 0xff;
                nic->node_addr[5] = (lo >>  0) & 0xff;
        }
        /* Next, try NVRAM. */
        else if (!tg3_nvram_read(tp, mac_offset + 0, &hi) &&
                 !tg3_nvram_read(tp, mac_offset + 4, &lo)) {
                nic->node_addr[0] = ((hi >> 16) & 0xff);
                nic->node_addr[1] = ((hi >> 24) & 0xff);
                nic->node_addr[2] = ((lo >>  0) & 0xff);
                nic->node_addr[3] = ((lo >>  8) & 0xff);
                nic->node_addr[4] = ((lo >> 16) & 0xff);
                nic->node_addr[5] = ((lo >> 24) & 0xff);
        }
        /* Finally just fetch it out of the MAC control regs. */
        else {
                hi = tr32(MAC_ADDR_0_HIGH);
                lo = tr32(MAC_ADDR_0_LOW);

                nic->node_addr[5] = lo & 0xff;
                nic->node_addr[4] = (lo >> 8) & 0xff;
                nic->node_addr[3] = (lo >> 16) & 0xff;
                nic->node_addr[2] = (lo >> 24) & 0xff;
                nic->node_addr[1] = hi & 0xff;
                nic->node_addr[0] = (hi >> 8) & 0xff;
        }

        return 0;
}


static int tg3_setup_dma(struct tg3 *tp)
{
        tw32(TG3PCI_CLOCK_CTRL, 0);

        if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) == 0) {
                tp->dma_rwctrl =
                        (0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
                        (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT) |
                        (0x7 << DMA_RWCTRL_WRITE_WATER_SHIFT) |
                        (0x7 << DMA_RWCTRL_READ_WATER_SHIFT) |
                        (0x0f << DMA_RWCTRL_MIN_DMA_SHIFT);
                if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
                        tp->dma_rwctrl &= ~(DMA_RWCTRL_MIN_DMA << DMA_RWCTRL_MIN_DMA_SHIFT);
                }
        } else {
                if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
                        tp->dma_rwctrl =
                                (0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
                                (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT) |
                                (0x3 << DMA_RWCTRL_WRITE_WATER_SHIFT) |
                                (0x7 << DMA_RWCTRL_READ_WATER_SHIFT) |
                                (0x00 << DMA_RWCTRL_MIN_DMA_SHIFT);
                else
                        tp->dma_rwctrl =
                                (0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) |
                                (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT) |
                                (0x3 << DMA_RWCTRL_WRITE_WATER_SHIFT) |
                                (0x3 << DMA_RWCTRL_READ_WATER_SHIFT) |
                                (0x0f << DMA_RWCTRL_MIN_DMA_SHIFT);

                /* Wheee, some more chip bugs... */
                if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) ||
                        (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)) {
                        uint32_t ccval = tr32(TG3PCI_CLOCK_CTRL) & 0x1f;

                        if ((ccval == 0x6) || (ccval == 0x7)) {
                                tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA;
                        }
                }
        }

        if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) ||
                (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)) {
                tp->dma_rwctrl &= ~(DMA_RWCTRL_MIN_DMA << DMA_RWCTRL_MIN_DMA_SHIFT);
        }

        /*
          Alf : Tried that, but it does not work. Should be this way though :-(
        if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) {
          tp->dma_rwctrl |= 0x001f0000;
        }
        */
        tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE;

        tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl);

        return 0;
}

static void tg3_init_link_config(struct tg3 *tp)
{
        tp->link_config.advertising =
                (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full |
                 ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full |
                 ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full |
                 ADVERTISED_Autoneg | ADVERTISED_MII);
        tp->carrier_ok = 0;
        tp->link_config.active_speed = SPEED_INVALID;
        tp->link_config.active_duplex = DUPLEX_INVALID;
}


#if SUPPORT_PHY_STR
static const char * tg3_phy_string(struct tg3 *tp)
{
        switch (tp->phy_id & PHY_ID_MASK) {
        case PHY_ID_BCM5400:    return "5400";
        case PHY_ID_BCM5401:    return "5401";
        case PHY_ID_BCM5411:    return "5411";
        case PHY_ID_BCM5701:    return "5701";
        case PHY_ID_BCM5703:    return "5703";
        case PHY_ID_BCM5704:    return "5704";
        case PHY_ID_BCM5705:    return "5705";
        case PHY_ID_BCM5750:    return "5750";
        case PHY_ID_BCM5751:    return "5751"; 
        case PHY_ID_BCM5787:    return "5787";
        case PHY_ID_BCM8002:    return "8002/serdes";
        case PHY_ID_SERDES:     return "serdes";
        default:                return "unknown";
        };
}
#else
#define tg3_phy_string(TP) "?"
#endif


static void tg3_poll_link(struct tg3 *tp)
{
        uint32_t mac_stat;

        mac_stat = tr32(MAC_STATUS);
        if (tp->phy_id == PHY_ID_SERDES) {
                if (tp->carrier_ok?
                        (mac_stat & MAC_STATUS_LNKSTATE_CHANGED):
                        (mac_stat & MAC_STATUS_PCS_SYNCED)) {
                        tw32_carefully(MAC_MODE, tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK);
                        tw32_carefully(MAC_MODE, tp->mac_mode);

                        tg3_setup_phy(tp);
                }
        }
        else {
                if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED) {
                        tg3_setup_phy(tp);
                }
        }
}

/**************************************************************************
POLL - Wait for a frame
***************************************************************************/
static void tg3_ack_irqs(struct tg3 *tp)
{
        if (tp->hw_status->status & SD_STATUS_UPDATED) {
                /*
                 * writing any value to intr-mbox-0 clears PCI INTA# and
                 * chip-internal interrupt pending events.
                 * writing non-zero to intr-mbox-0 additional tells the
                 * NIC to stop sending us irqs, engaging "in-intr-handler"
                 * event coalescing.
                 */
                tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 
                        0x00000001);
                /*
                 * Flush PCI write.  This also guarantees that our
                 * status block has been flushed to host memory.
                 */
                tr32(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW);
                tp->hw_status->status &= ~SD_STATUS_UPDATED;
        }
}

static int tg3_poll(struct nic *nic, int retrieve)
{
        /* return true if there's an ethernet packet ready to read */
        /* nic->packet should contain data on return */
        /* nic->packetlen should contain length of data */

        struct tg3 *tp = &tg3;
        int result;

        result = 0;

        if ( (tp->hw_status->idx[0].rx_producer != tp->rx_rcb_ptr) && !retrieve ) 
          return 1;

        tg3_ack_irqs(tp);

        if (tp->hw_status->idx[0].rx_producer != tp->rx_rcb_ptr) {
                struct tg3_rx_buffer_desc *desc;
                unsigned int len;
                desc = &tp->rx_rcb[tp->rx_rcb_ptr];
                if ((desc->opaque & RXD_OPAQUE_RING_MASK) == RXD_OPAQUE_RING_STD) {
                        len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */
                        
                        nic->packetlen = len;
                        memcpy(nic->packet, bus_to_virt(desc->addr_lo), len);
                        result = 1;
                }
                tp->rx_rcb_ptr = (tp->rx_rcb_ptr + 1) % TG3_RX_RCB_RING_SIZE;
                
                /* ACK the status ring */
                tw32_mailbox2(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, tp->rx_rcb_ptr);

                /* Refill RX ring. */
                if (result) {
                        tp->rx_std_ptr = (tp->rx_std_ptr + 1) % TG3_RX_RING_SIZE;
                        tw32_mailbox2(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW, tp->rx_std_ptr);
                }
        }
        tg3_poll_link(tp);
        return result;
}

/**************************************************************************
TRANSMIT - Transmit a frame
***************************************************************************/
#if 0
static void tg3_set_txd(struct tg3 *tp, int entry,
        dma_addr_t mapping, int len, uint32_t flags,
        uint32_t mss_and_is_end)
{
        struct tg3_tx_buffer_desc *txd =  &tp->tx_ring[entry];
        int is_end = (mss_and_is_end & 0x1);
        if (is_end) {
                flags |= TXD_FLAG_END;
        }

        txd->addr_hi   = 0;
        txd->addr_lo   = mapping & 0xffffffff;
        txd->len_flags = (len << TXD_LEN_SHIFT) | flags;
        txd->vlan_tag  = 0 << TXD_VLAN_TAG_SHIFT;
}
#endif

static void tg3_transmit(struct nic *nic, const char *dst_addr,
        unsigned int type, unsigned int size, const char *packet)
{
        static int frame_idx;
        struct eth_frame *frame;
        
        /* send the packet to destination */
        struct tg3_tx_buffer_desc *txd;
        struct tg3 *tp;
        uint32_t entry;
        int i;

        /* Wait until there is a free packet frame */
        tp = &tg3;
        i = 0;
        entry = tp->tx_prod;
        while((tp->hw_status->idx[0].tx_consumer != entry) &&
                (tp->hw_status->idx[0].tx_consumer != PREV_TX(entry))) {
                mdelay(10);     /* give the nick a chance */
                if (++i > 500) { /* timeout 5s for transmit */
                        printf("transmit timed out\n");
                        tg3_halt(tp);
                        tg3_setup_hw(tp);
                        return;
                }
        }
        if (i != 0) {
                printf("#");
        }
        
        /* Copy the packet to the our local buffer */
        frame = &tg3_bss.tx_frame[frame_idx];
        memcpy(frame->dst_addr, dst_addr, ETH_ALEN);
        memcpy(frame->src_addr, nic->node_addr, ETH_ALEN);
        frame->type = htons(type);
        memset(frame->data, 0, sizeof(frame->data));
        memcpy(frame->data, packet, size);

        /* Setup the ring buffer entry to transmit */
        txd            = &tp->tx_ring[entry];
        txd->addr_hi   = 0; /* Etherboot runs under 4GB */
        txd->addr_lo   = virt_to_bus(frame);
        txd->len_flags = ((size + ETH_HLEN) << TXD_LEN_SHIFT) | TXD_FLAG_END;
        txd->vlan_tag  = 0 << TXD_VLAN_TAG_SHIFT;

        /* Advance to the next entry */
        entry = NEXT_TX(entry);
        frame_idx ^= 1;

        /* Packets are ready, update Tx producer idx local and on card */
        tw32_mailbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
        tw32_mailbox2((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry);
        tp->tx_prod = entry;
}

/**************************************************************************
DISABLE - Turn off ethernet interface
***************************************************************************/
static void tg3_disable ( struct nic *nic __unused ) {
        struct tg3 *tp = &tg3;
        /* put the card in its initial state */
        /* This function serves 3 purposes.
         * This disables DMA and interrupts so we don't receive
         *  unexpected packets or interrupts from the card after
         *  etherboot has finished. 
         * This frees resources so etherboot may use
         *  this driver on another interface
         * This allows etherboot to reinitialize the interface
         *  if something is something goes wrong.
         */
        tg3_halt(tp);
        tp->tg3_flags &= ~(TG3_FLAG_INIT_COMPLETE|TG3_FLAG_GOT_SERDES_FLOWCTL);
        tp->carrier_ok = 0;
        iounmap((void *)tp->regs);
}

/**************************************************************************
IRQ - Enable, Disable, or Force interrupts
***************************************************************************/
static void tg3_irq(struct nic *nic __unused, irq_action_t action __unused)
{
  switch ( action ) {
  case DISABLE :
    break;
  case ENABLE :
    break;
  case FORCE :
    break;
  }
}

static struct nic_operations tg3_operations = {
        .connect        = dummy_connect,
        .poll           = tg3_poll,
        .transmit       = tg3_transmit,
        .irq            = tg3_irq,

};

/**************************************************************************
PROBE - Look for an adapter, this routine's visible to the outside
You should omit the last argument struct pci_device * for a non-PCI NIC
***************************************************************************/
static int tg3_probe ( struct nic *nic, struct pci_device *pdev ) {

        struct tg3 *tp = &tg3;
        unsigned long tg3reg_base, tg3reg_len;
        int i, err, pm_cap;

        memset(tp, 0, sizeof(*tp));

        adjust_pci_device(pdev);

        nic->irqno  = 0;
        nic->ioaddr = pdev->ioaddr;

        /* Find power-management capability. */
        pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
        if (pm_cap == 0) {
                printf("Cannot find PowerManagement capability, aborting.\n");
                return 0;
        }
        tg3reg_base = pci_bar_start(pdev, PCI_BASE_ADDRESS_0);
        if (tg3reg_base == -1UL) {
                printf("Unuseable bar\n");
                return 0;
        }
        tg3reg_len  = pci_bar_size(pdev,  PCI_BASE_ADDRESS_0);

        tp->pdev       = pdev;
        tp->nic        = nic;
        tp->pm_cap     = pm_cap;
        tp->rx_mode    = 0;
        tp->tx_mode    = 0;
        tp->mi_mode    = MAC_MI_MODE_BASE;
        tp->tg3_flags  = 0 & ~TG3_FLAG_INIT_COMPLETE; 
        
        /* The word/byte swap controls here control register access byte
         * swapping.  DMA data byte swapping is controlled in the GRC_MODE
         * setting below.
         */
        tp->misc_host_ctrl =
                MISC_HOST_CTRL_MASK_PCI_INT |
                MISC_HOST_CTRL_WORD_SWAP |
                MISC_HOST_CTRL_INDIR_ACCESS |
                MISC_HOST_CTRL_PCISTATE_RW;

        /* The NONFRM (non-frame) byte/word swap controls take effect
         * on descriptor entries, anything which isn't packet data.
         *
         * The StrongARM chips on the board (one for tx, one for rx)
         * are running in big-endian mode.
         */
        tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA |
                        GRC_MODE_WSWAP_NONFRM_DATA);
#if __BYTE_ORDER == __BIG_ENDIAN
        tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA;
#endif
        tp->regs = (unsigned long) ioremap(tg3reg_base, tg3reg_len);
        if (tp->regs == 0UL) {
                printf("Cannot map device registers, aborting\n");
                return 0;
        }

        tg3_init_link_config(tp);

        err = tg3_get_invariants(tp);
        if (err) {
                printf("Problem fetching invariants of chip, aborting.\n");
                goto err_out_iounmap;
        }

        err = tg3_get_device_address(tp);
        if (err) {
                printf("Could not obtain valid ethernet address, aborting.\n");
                goto err_out_iounmap;
        }

        DBG ( "Ethernet addr: %s\n", eth_ntoa ( nic->node_addr ) );

        tg3_setup_dma(tp);

        /* Now that we have fully setup the chip, save away a snapshot
         * of the PCI config space.  We need to restore this after
         * GRC_MISC_CFG core clock resets and some resume events.
         */
        pci_save_state(tp->pdev, tp->pci_cfg_state);

        printf("Tigon3 [partno(%s) rev %hx PHY(%s)] (PCI%s:%s:%s)\n",
                tp->board_part_number,
                tp->pci_chip_rev_id,
                tg3_phy_string(tp),
                ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "X" : ""),
                ((tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED) ?
                        ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "133MHz" : "66MHz") :
                        ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) ? "100MHz" : "33MHz")),
                ((tp->tg3_flags & TG3_FLAG_PCI_32BIT) ? "32-bit" : "64-bit"));


        err = tg3_setup_hw(tp); 
        if (err) {
                goto err_out_disable;
        } 
        tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;

        /* Wait for a reasonable time for the link to come up */
        tg3_poll_link(tp);
        for(i = 0; !tp->carrier_ok && (i < VALID_LINK_TIMEOUT*100); i++) {
                mdelay(1);
                tg3_poll_link(tp);
        }
        if (!tp->carrier_ok){
                printf("Valid link not established\n");
                goto err_out_disable;
        }

        nic->nic_op     = &tg3_operations;
        return 1;

 err_out_iounmap:
        iounmap((void *)tp->regs);
        return 0;
 err_out_disable:
        tg3_disable(nic);
        return 0;
}


static struct pci_device_id tg3_nics[] = {
PCI_ROM(0x14e4, 0x1644, "tg3-5700",        "Broadcom Tigon 3 5700", 0),
PCI_ROM(0x14e4, 0x1645, "tg3-5701",        "Broadcom Tigon 3 5701", 0),
PCI_ROM(0x14e4, 0x1646, "tg3-5702",        "Broadcom Tigon 3 5702", 0),
PCI_ROM(0x14e4, 0x1647, "tg3-5703",        "Broadcom Tigon 3 5703", 0),
PCI_ROM(0x14e4, 0x1648, "tg3-5704",        "Broadcom Tigon 3 5704", 0),
PCI_ROM(0x14e4, 0x164d, "tg3-5702FE",      "Broadcom Tigon 3 5702FE", 0),
PCI_ROM(0x14e4, 0x1653, "tg3-5705",        "Broadcom Tigon 3 5705", 0),
PCI_ROM(0x14e4, 0x1654, "tg3-5705_2",      "Broadcom Tigon 3 5705_2", 0),
PCI_ROM(0x14e4, 0x1659, "tg3-5721",        "Broadcom Tigon 3 5721", 0),
PCI_ROM(0x14e4, 0x165d, "tg3-5705M",       "Broadcom Tigon 3 5705M", 0),
PCI_ROM(0x14e4, 0x165e, "tg3-5705M_2",     "Broadcom Tigon 3 5705M_2", 0),
PCI_ROM(0x14e4, 0x1677, "tg3-5751",        "Broadcom Tigon 3 5751", 0),
PCI_ROM(0x14e4, 0x167a, "tg3-5754",        "Broadcom Tigon 3 5754", 0),
PCI_ROM(0x14e4, 0x1693, "tg3-5787",        "Broadcom Tigon 3 5787", 0),
PCI_ROM(0x14e4, 0x1696, "tg3-5782",        "Broadcom Tigon 3 5782", 0),
PCI_ROM(0x14e4, 0x169a, "tg3-5786",        "Broadcom Tigon 3 5786", 0),
PCI_ROM(0x14e4, 0x169c, "tg3-5788",        "Broadcom Tigon 3 5788", 0),
PCI_ROM(0x14e4, 0x169d, "tg3-5789",        "Broadcom Tigon 3 5789", 0),
PCI_ROM(0x14e4, 0x16a6, "tg3-5702X",       "Broadcom Tigon 3 5702X", 0),
PCI_ROM(0x14e4, 0x16a7, "tg3-5703X",       "Broadcom Tigon 3 5703X", 0),
PCI_ROM(0x14e4, 0x16a8, "tg3-5704S",       "Broadcom Tigon 3 5704S", 0),
PCI_ROM(0x14e4, 0x16c6, "tg3-5702A3",      "Broadcom Tigon 3 5702A3", 0),
PCI_ROM(0x14e4, 0x16c7, "tg3-5703A3",      "Broadcom Tigon 3 5703A3", 0),
PCI_ROM(0x14e4, 0x170d, "tg3-5901",        "Broadcom Tigon 3 5901", 0),
PCI_ROM(0x14e4, 0x170e, "tg3-5901_2",      "Broadcom Tigon 3 5901_2", 0),
PCI_ROM(0x1148, 0x4400, "tg3-9DXX",        "Syskonnect 9DXX", 0),
PCI_ROM(0x1148, 0x4500, "tg3-9MXX",        "Syskonnect 9MXX", 0),
PCI_ROM(0x173b, 0x03e8, "tg3-ac1000",      "Altima AC1000", 0),
PCI_ROM(0x173b, 0x03e9, "tg3-ac1001",      "Altima AC1001", 0),
PCI_ROM(0x173b, 0x03ea, "tg3-ac9100",      "Altima AC9100", 0),
PCI_ROM(0x173b, 0x03eb, "tg3-ac1003",      "Altima AC1003", 0),
PCI_ROM(0x0e11, 0x00ca, "tg3-hp",          "HP Tigon 3", 0),
};

PCI_DRIVER ( tg3_driver, tg3_nics, PCI_NO_CLASS );

DRIVER ( "TG3", nic_driver, pci_driver, tg3_driver,
         tg3_probe, tg3_disable );

/*
 * Local variables:
 *  c-basic-offset: 8
 *  c-indent-level: 8
 *  tab-width: 8
 * End:
 */