From 5b0c76ad94faf95ca50fa0de9ab07460bea19568 Mon Sep 17 00:00:00 2001 From: Michael Chan Date: Fri, 4 Nov 2005 08:45:49 -0800 Subject: [PATCH] bnx2: add 5708 support Add 5708 copper and serdes basic support, including 2.5 Gbps support on 5708 serdes. SPEED_2500 is also added to ethtool.h Signed-off-by: Michael Chan Signed-off-by: John W. Linville --- drivers/net/bnx2.c | 217 +++++++++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 192 insertions(+), 25 deletions(-) (limited to 'drivers/net/bnx2.c') diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 11d252318221..671393a18469 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -41,6 +41,8 @@ typedef enum { NC370I, BCM5706S, NC370F, + BCM5708, + BCM5708S, } board_t; /* indexed by board_t, above */ @@ -52,6 +54,8 @@ static struct { { "HP NC370i Multifunction Gigabit Server Adapter" }, { "Broadcom NetXtreme II BCM5706 1000Base-SX" }, { "HP NC370F Multifunction Gigabit Server Adapter" }, + { "Broadcom NetXtreme II BCM5708 1000Base-T" }, + { "Broadcom NetXtreme II BCM5708 1000Base-SX" }, }; static struct pci_device_id bnx2_pci_tbl[] = { @@ -61,10 +65,14 @@ static struct pci_device_id bnx2_pci_tbl[] = { PCI_VENDOR_ID_HP, 0x3106, 0, 0, NC370I }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706, PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706 }, + { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708 }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, PCI_VENDOR_ID_HP, 0x3102, 0, 0, NC370F }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5706S, PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5706S }, + { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_5708S, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM5708S }, { 0, } }; @@ -430,6 +438,18 @@ bnx2_resolve_flow_ctrl(struct bnx2 *bp) return; } + if ((bp->phy_flags & PHY_SERDES_FLAG) && + (CHIP_NUM(bp) == CHIP_NUM_5708)) { + u32 val; + + bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); + if (val & BCM5708S_1000X_STAT1_TX_PAUSE) + bp->flow_ctrl |= FLOW_CTRL_TX; + if (val & BCM5708S_1000X_STAT1_RX_PAUSE) + bp->flow_ctrl |= FLOW_CTRL_RX; + return; + } + bnx2_read_phy(bp, MII_ADVERTISE, &local_adv); bnx2_read_phy(bp, MII_LPA, &remote_adv); @@ -476,7 +496,36 @@ bnx2_resolve_flow_ctrl(struct bnx2 *bp) } static int -bnx2_serdes_linkup(struct bnx2 *bp) +bnx2_5708s_linkup(struct bnx2 *bp) +{ + u32 val; + + bp->link_up = 1; + bnx2_read_phy(bp, BCM5708S_1000X_STAT1, &val); + switch (val & BCM5708S_1000X_STAT1_SPEED_MASK) { + case BCM5708S_1000X_STAT1_SPEED_10: + bp->line_speed = SPEED_10; + break; + case BCM5708S_1000X_STAT1_SPEED_100: + bp->line_speed = SPEED_100; + break; + case BCM5708S_1000X_STAT1_SPEED_1G: + bp->line_speed = SPEED_1000; + break; + case BCM5708S_1000X_STAT1_SPEED_2G5: + bp->line_speed = SPEED_2500; + break; + } + if (val & BCM5708S_1000X_STAT1_FD) + bp->duplex = DUPLEX_FULL; + else + bp->duplex = DUPLEX_HALF; + + return 0; +} + +static int +bnx2_5706s_linkup(struct bnx2 *bp) { u32 bmcr, local_adv, remote_adv, common; @@ -593,13 +642,27 @@ bnx2_set_mac_link(struct bnx2 *bp) val = REG_RD(bp, BNX2_EMAC_MODE); val &= ~(BNX2_EMAC_MODE_PORT | BNX2_EMAC_MODE_HALF_DUPLEX | - BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK); + BNX2_EMAC_MODE_MAC_LOOP | BNX2_EMAC_MODE_FORCE_LINK | + BNX2_EMAC_MODE_25G); if (bp->link_up) { - if (bp->line_speed != SPEED_1000) - val |= BNX2_EMAC_MODE_PORT_MII; - else - val |= BNX2_EMAC_MODE_PORT_GMII; + switch (bp->line_speed) { + case SPEED_10: + if (CHIP_NUM(bp) == CHIP_NUM_5708) { + val |= BNX2_EMAC_MODE_PORT_MII_10; + break; + } + /* fall through */ + case SPEED_100: + val |= BNX2_EMAC_MODE_PORT_MII; + break; + case SPEED_2500: + val |= BNX2_EMAC_MODE_25G; + /* fall through */ + case SPEED_1000: + val |= BNX2_EMAC_MODE_PORT_GMII; + break; + } } else { val |= BNX2_EMAC_MODE_PORT_GMII; @@ -662,7 +725,10 @@ bnx2_set_link(struct bnx2 *bp) bp->link_up = 1; if (bp->phy_flags & PHY_SERDES_FLAG) { - bnx2_serdes_linkup(bp); + if (CHIP_NUM(bp) == CHIP_NUM_5706) + bnx2_5706s_linkup(bp); + else if (CHIP_NUM(bp) == CHIP_NUM_5708) + bnx2_5708s_linkup(bp); } else { bnx2_copper_linkup(bp); @@ -755,39 +821,61 @@ bnx2_phy_get_pause_adv(struct bnx2 *bp) static int bnx2_setup_serdes_phy(struct bnx2 *bp) { - u32 adv, bmcr; + u32 adv, bmcr, up1; u32 new_adv = 0; if (!(bp->autoneg & AUTONEG_SPEED)) { u32 new_bmcr; + int force_link_down = 0; + + if (CHIP_NUM(bp) == CHIP_NUM_5708) { + bnx2_read_phy(bp, BCM5708S_UP1, &up1); + if (up1 & BCM5708S_UP1_2G5) { + up1 &= ~BCM5708S_UP1_2G5; + bnx2_write_phy(bp, BCM5708S_UP1, up1); + force_link_down = 1; + } + } + + bnx2_read_phy(bp, MII_ADVERTISE, &adv); + adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF); bnx2_read_phy(bp, MII_BMCR, &bmcr); new_bmcr = bmcr & ~BMCR_ANENABLE; new_bmcr |= BMCR_SPEED1000; if (bp->req_duplex == DUPLEX_FULL) { + adv |= ADVERTISE_1000XFULL; new_bmcr |= BMCR_FULLDPLX; } else { + adv |= ADVERTISE_1000XHALF; new_bmcr &= ~BMCR_FULLDPLX; } - if (new_bmcr != bmcr) { + if ((new_bmcr != bmcr) || (force_link_down)) { /* Force a link down visible on the other side */ if (bp->link_up) { - bnx2_read_phy(bp, MII_ADVERTISE, &adv); - adv &= ~(ADVERTISE_1000XFULL | - ADVERTISE_1000XHALF); - bnx2_write_phy(bp, MII_ADVERTISE, adv); + bnx2_write_phy(bp, MII_ADVERTISE, adv & + ~(ADVERTISE_1000XFULL | + ADVERTISE_1000XHALF)); bnx2_write_phy(bp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); bp->link_up = 0; netif_carrier_off(bp->dev); + bnx2_write_phy(bp, MII_BMCR, new_bmcr); } + bnx2_write_phy(bp, MII_ADVERTISE, adv); bnx2_write_phy(bp, MII_BMCR, new_bmcr); } return 0; } + if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { + bnx2_read_phy(bp, BCM5708S_UP1, &up1); + up1 |= BCM5708S_UP1_2G5; + bnx2_write_phy(bp, BCM5708S_UP1, up1); + } + if (bp->advertising & ADVERTISED_1000baseT_Full) new_adv |= ADVERTISE_1000XFULL; @@ -952,7 +1040,60 @@ bnx2_setup_phy(struct bnx2 *bp) } static int -bnx2_init_serdes_phy(struct bnx2 *bp) +bnx2_init_5708s_phy(struct bnx2 *bp) +{ + u32 val; + + bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG3); + bnx2_write_phy(bp, BCM5708S_DIG_3_0, BCM5708S_DIG_3_0_USE_IEEE); + bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); + + bnx2_read_phy(bp, BCM5708S_1000X_CTL1, &val); + val |= BCM5708S_1000X_CTL1_FIBER_MODE | BCM5708S_1000X_CTL1_AUTODET_EN; + bnx2_write_phy(bp, BCM5708S_1000X_CTL1, val); + + bnx2_read_phy(bp, BCM5708S_1000X_CTL2, &val); + val |= BCM5708S_1000X_CTL2_PLLEL_DET_EN; + bnx2_write_phy(bp, BCM5708S_1000X_CTL2, val); + + if (bp->phy_flags & PHY_2_5G_CAPABLE_FLAG) { + bnx2_read_phy(bp, BCM5708S_UP1, &val); + val |= BCM5708S_UP1_2G5; + bnx2_write_phy(bp, BCM5708S_UP1, val); + } + + if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || + (CHIP_ID(bp) == CHIP_ID_5708_B0)) { + /* increase tx signal amplitude */ + bnx2_write_phy(bp, BCM5708S_BLK_ADDR, + BCM5708S_BLK_ADDR_TX_MISC); + bnx2_read_phy(bp, BCM5708S_TX_ACTL1, &val); + val &= ~BCM5708S_TX_ACTL1_DRIVER_VCM; + bnx2_write_phy(bp, BCM5708S_TX_ACTL1, val); + bnx2_write_phy(bp, BCM5708S_BLK_ADDR, BCM5708S_BLK_ADDR_DIG); + } + + val = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + BNX2_PORT_HW_CFG_CONFIG) & + BNX2_PORT_HW_CFG_CFG_TXCTL3_MASK; + + if (val) { + u32 is_backplane; + + is_backplane = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + + BNX2_SHARED_HW_CFG_CONFIG); + if (is_backplane & BNX2_SHARED_HW_CFG_PHY_BACKPLANE) { + bnx2_write_phy(bp, BCM5708S_BLK_ADDR, + BCM5708S_BLK_ADDR_TX_MISC); + bnx2_write_phy(bp, BCM5708S_TX_ACTL3, val); + bnx2_write_phy(bp, BCM5708S_BLK_ADDR, + BCM5708S_BLK_ADDR_DIG); + } + } + return 0; +} + +static int +bnx2_init_5706s_phy(struct bnx2 *bp) { bp->phy_flags &= ~PHY_PARALLEL_DETECT_FLAG; @@ -990,6 +1131,8 @@ bnx2_init_serdes_phy(struct bnx2 *bp) static int bnx2_init_copper_phy(struct bnx2 *bp) { + u32 val; + bp->phy_flags |= PHY_CRC_FIX_FLAG; if (bp->phy_flags & PHY_CRC_FIX_FLAG) { @@ -1004,8 +1147,6 @@ bnx2_init_copper_phy(struct bnx2 *bp) } if (bp->dev->mtu > 1500) { - u32 val; - /* Set extended packet length bit */ bnx2_write_phy(bp, 0x18, 0x7); bnx2_read_phy(bp, 0x18, &val); @@ -1015,8 +1156,6 @@ bnx2_init_copper_phy(struct bnx2 *bp) bnx2_write_phy(bp, 0x10, val | 0x1); } else { - u32 val; - bnx2_write_phy(bp, 0x18, 0x7); bnx2_read_phy(bp, 0x18, &val); bnx2_write_phy(bp, 0x18, val & ~0x4007); @@ -1025,6 +1164,10 @@ bnx2_init_copper_phy(struct bnx2 *bp) bnx2_write_phy(bp, 0x10, val & ~0x1); } + /* ethernet@wirespeed */ + bnx2_write_phy(bp, 0x18, 0x7007); + bnx2_read_phy(bp, 0x18, &val); + bnx2_write_phy(bp, 0x18, val | (1 << 15) | (1 << 4)); return 0; } @@ -1048,7 +1191,10 @@ bnx2_init_phy(struct bnx2 *bp) bp->phy_id |= val & 0xffff; if (bp->phy_flags & PHY_SERDES_FLAG) { - rc = bnx2_init_serdes_phy(bp); + if (CHIP_NUM(bp) == CHIP_NUM_5706) + rc = bnx2_init_5706s_phy(bp); + else if (CHIP_NUM(bp) == CHIP_NUM_5708) + rc = bnx2_init_5708s_phy(bp); } else { rc = bnx2_init_copper_phy(bp); @@ -3234,7 +3380,7 @@ bnx2_test_registers(struct bnx2 *bp) { 0x1408, 0, 0x01c00800, 0x00000000 }, { 0x149c, 0, 0x8000ffff, 0x00000000 }, { 0x14a8, 0, 0x00000000, 0x000001ff }, - { 0x14ac, 0, 0x4fffffff, 0x10000000 }, + { 0x14ac, 0, 0x0fffffff, 0x10000000 }, { 0x14b0, 0, 0x00000002, 0x00000001 }, { 0x14b8, 0, 0x00000000, 0x00000000 }, { 0x14c0, 0, 0x00000000, 0x00000009 }, @@ -3577,7 +3723,7 @@ bnx2_test_memory(struct bnx2 *bp) u32 len; } mem_tbl[] = { { 0x60000, 0x4000 }, - { 0xa0000, 0x4000 }, + { 0xa0000, 0x3000 }, { 0xe0000, 0x4000 }, { 0x120000, 0x4000 }, { 0x1a0000, 0x4000 }, @@ -4264,7 +4410,8 @@ bnx2_get_stats(struct net_device *dev) (unsigned long) (stats_blk->stat_Dot3StatsExcessiveCollisions + stats_blk->stat_Dot3StatsLateCollisions); - if (CHIP_NUM(bp) == CHIP_NUM_5706) + if ((CHIP_NUM(bp) == CHIP_NUM_5706) || + (CHIP_ID(bp) == CHIP_ID_5708_A0)) net_stats->tx_carrier_errors = 0; else { net_stats->tx_carrier_errors = @@ -4814,6 +4961,14 @@ static u8 bnx2_5706_stats_len_arr[BNX2_NUM_STATS] = { 4,4,4,4,4, }; +static u8 bnx2_5708_stats_len_arr[BNX2_NUM_STATS] = { + 8,0,8,8,8,8,8,8,8,8, + 4,4,4,4,4,4,4,4,4,4, + 4,4,4,4,4,4,4,4,4,4, + 4,4,4,4,4,4,4,4,4,4, + 4,4,4,4,4, +}; + #define BNX2_NUM_TESTS 6 static struct { @@ -4922,8 +5077,13 @@ bnx2_get_ethtool_stats(struct net_device *dev, return; } - if (CHIP_NUM(bp) == CHIP_NUM_5706) + if ((CHIP_ID(bp) == CHIP_ID_5706_A0) || + (CHIP_ID(bp) == CHIP_ID_5706_A1) || + (CHIP_ID(bp) == CHIP_ID_5706_A2) || + (CHIP_ID(bp) == CHIP_ID_5708_A0)) stats_len_arr = bnx2_5706_stats_len_arr; + else + stats_len_arr = bnx2_5708_stats_len_arr; for (i = 0; i < BNX2_NUM_STATS; i++) { if (stats_len_arr[i] == 0) { @@ -5205,8 +5365,6 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) bp->chip_id = REG_RD(bp, BNX2_MISC_ID); - bp->phy_addr = 1; - /* Get bus information. */ reg = REG_RD(bp, BNX2_PCICFG_MISC_STATUS); if (reg & BNX2_PCICFG_MISC_STATUS_PCIX_DET) { @@ -5316,10 +5474,19 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) bp->timer_interval = HZ; bp->current_interval = HZ; + bp->phy_addr = 1; + /* Disable WOL support if we are running on a SERDES chip. */ if (CHIP_BOND_ID(bp) & CHIP_BOND_ID_SERDES_BIT) { bp->phy_flags |= PHY_SERDES_FLAG; bp->flags |= NO_WOL_FLAG; + if (CHIP_NUM(bp) == CHIP_NUM_5708) { + bp->phy_addr = 2; + reg = REG_RD_IND(bp, HOST_VIEW_SHMEM_BASE + + BNX2_SHARED_HW_CFG_CONFIG); + if (reg & BNX2_SHARED_HW_CFG_PHY_2_5G) + bp->phy_flags |= PHY_2_5G_CAPABLE_FLAG; + } } if (CHIP_ID(bp) == CHIP_ID_5706_A0) { -- cgit v1.2.2