(_bank + (_addr & 0xf)), \
_val)
-static void bnx2x_set_serdes_access(struct bnx2x *bp, u8 port)
-{
- u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
-
- /* Set Clause 22 */
- REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + port*0x10, 1);
- REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245f8000);
- udelay(500);
- REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245d000f);
- udelay(500);
- /* Set Clause 45 */
- REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + port*0x10, 0);
-}
-
static u32 bnx2x_bits_en(struct bnx2x *bp, u32 reg, u32 bits)
{
u32 val = REG_RD(bp, reg);
return 0;
}
-static void bnx2x_serdes_deassert(struct bnx2x *bp, u8 port)
-{
- u32 val;
-
- DP(NETIF_MSG_LINK, "bnx2x_serdes_deassert\n");
-
- val = SERDES_RESET_BITS << (port*16);
-
- /* reset and unreset the SerDes/XGXS */
- REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val);
- udelay(500);
- REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val);
-
- bnx2x_set_serdes_access(bp, port);
-
- REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_DEVAD +
- port*0x10,
- DEFAULT_PHY_DEV_ADDR);
-}
-
-static void bnx2x_xgxs_deassert(struct link_params *params)
-{
- struct bnx2x *bp = params->bp;
- u8 port;
- u32 val;
- DP(NETIF_MSG_LINK, "bnx2x_xgxs_deassert\n");
- port = params->port;
-
- val = XGXS_RESET_BITS << (port*16);
-
- /* reset and unreset the SerDes/XGXS */
- REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val);
- udelay(500);
- REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val);
-
- REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_ST +
- port*0x18, 0);
- REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18,
- params->phy[INT_PHY].def_md_devad);
-}
-void bnx2x_link_status_update(struct link_params *params,
- struct link_vars *vars)
-{
- struct bnx2x *bp = params->bp;
- u8 link_10g;
- u8 port = params->port;
-
- if (params->switch_cfg == SWITCH_CFG_1G)
- vars->phy_flags = PHY_SERDES_FLAG;
- else
- vars->phy_flags = PHY_XGXS_FLAG;
- vars->link_status = REG_RD(bp, params->shmem_base +
- offsetof(struct shmem_region,
- port_mb[port].link_status));
-
- vars->link_up = (vars->link_status & LINK_STATUS_LINK_UP);
-
- if (vars->link_up) {
- DP(NETIF_MSG_LINK, "phy link up\n");
-
- vars->phy_link_up = 1;
- vars->duplex = DUPLEX_FULL;
- switch (vars->link_status &
- LINK_STATUS_SPEED_AND_DUPLEX_MASK) {
- case LINK_10THD:
- vars->duplex = DUPLEX_HALF;
- /* fall thru */
- case LINK_10TFD:
- vars->line_speed = SPEED_10;
- break;
-
- case LINK_100TXHD:
- vars->duplex = DUPLEX_HALF;
- /* fall thru */
- case LINK_100T4:
- case LINK_100TXFD:
- vars->line_speed = SPEED_100;
- break;
-
- case LINK_1000THD:
- vars->duplex = DUPLEX_HALF;
- /* fall thru */
- case LINK_1000TFD:
- vars->line_speed = SPEED_1000;
- break;
-
- case LINK_2500THD:
- vars->duplex = DUPLEX_HALF;
- /* fall thru */
- case LINK_2500TFD:
- vars->line_speed = SPEED_2500;
- break;
-
- case LINK_10GTFD:
- vars->line_speed = SPEED_10000;
- break;
-
- case LINK_12GTFD:
- vars->line_speed = SPEED_12000;
- break;
-
- case LINK_12_5GTFD:
- vars->line_speed = SPEED_12500;
- break;
-
- case LINK_13GTFD:
- vars->line_speed = SPEED_13000;
- break;
-
- case LINK_15GTFD:
- vars->line_speed = SPEED_15000;
- break;
-
- case LINK_16GTFD:
- vars->line_speed = SPEED_16000;
- break;
-
- default:
- break;
- }
-
- vars->flow_ctrl = 0;
- if (vars->link_status & LINK_STATUS_TX_FLOW_CONTROL_ENABLED)
- vars->flow_ctrl |= BNX2X_FLOW_CTRL_TX;
-
- if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED)
- vars->flow_ctrl |= BNX2X_FLOW_CTRL_RX;
-
- if (!vars->flow_ctrl)
- vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
-
- if (vars->line_speed &&
- ((vars->line_speed == SPEED_10) ||
- (vars->line_speed == SPEED_100))) {
- vars->phy_flags |= PHY_SGMII_FLAG;
- } else {
- vars->phy_flags &= ~PHY_SGMII_FLAG;
- }
-
- /* anything 10 and over uses the bmac */
- link_10g = ((vars->line_speed == SPEED_10000) ||
- (vars->line_speed == SPEED_12000) ||
- (vars->line_speed == SPEED_12500) ||
- (vars->line_speed == SPEED_13000) ||
- (vars->line_speed == SPEED_15000) ||
- (vars->line_speed == SPEED_16000));
- if (link_10g)
- vars->mac_type = MAC_TYPE_BMAC;
- else
- vars->mac_type = MAC_TYPE_EMAC;
-
- } else { /* link down */
- DP(NETIF_MSG_LINK, "phy link down\n");
-
- vars->phy_link_up = 0;
-
- vars->line_speed = 0;
- vars->duplex = DUPLEX_FULL;
- vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
-
- /* indicate no mac active */
- vars->mac_type = MAC_TYPE_NONE;
- }
-
- DP(NETIF_MSG_LINK, "link_status 0x%x phy_link_up %x\n",
- vars->link_status, vars->phy_link_up);
- DP(NETIF_MSG_LINK, "line_speed %x duplex %x flow_ctrl 0x%x\n",
- vars->line_speed, vars->duplex, vars->flow_ctrl);
-}
static void bnx2x_update_mng(struct link_params *params, u32 link_status)
{
MDIO_AER_BLOCK_AER_REG, 0x3800 + offset);
}
-static void bnx2x_set_master_ln(struct link_params *params,
- struct bnx2x_phy *phy)
-{
- struct bnx2x *bp = params->bp;
- u16 new_master_ln, ser_lane;
- ser_lane = ((params->lane_config &
- PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
- PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
+/******************************************************************/
+/* Internal phy section */
+/******************************************************************/
- /* set the master_ln for AN */
- CL45_RD_OVER_CL22(bp, phy,
- MDIO_REG_BANK_XGXS_BLOCK2,
- MDIO_XGXS_BLOCK2_TEST_MODE_LANE,
- &new_master_ln);
+static void bnx2x_set_serdes_access(struct bnx2x *bp, u8 port)
+{
+ u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
- CL45_WR_OVER_CL22(bp, phy,
- MDIO_REG_BANK_XGXS_BLOCK2 ,
- MDIO_XGXS_BLOCK2_TEST_MODE_LANE,
- (new_master_ln | ser_lane));
+ /* Set Clause 22 */
+ REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + port*0x10, 1);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245f8000);
+ udelay(500);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_MDIO_COMM, 0x245d000f);
+ udelay(500);
+ /* Set Clause 45 */
+ REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_ST + port*0x10, 0);
}
-static u8 bnx2x_reset_unicore(struct link_params *params,
- struct bnx2x_phy *phy,
- u8 set_serdes)
+static void bnx2x_serdes_deassert(struct bnx2x *bp, u8 port)
{
- struct bnx2x *bp = params->bp;
- u16 mii_control;
- u16 i;
+ u32 val;
- CL45_RD_OVER_CL22(bp, phy,
- MDIO_REG_BANK_COMBO_IEEE0,
- MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
+ DP(NETIF_MSG_LINK, "bnx2x_serdes_deassert\n");
- /* reset the unicore */
- CL45_WR_OVER_CL22(bp, phy,
- MDIO_REG_BANK_COMBO_IEEE0,
- MDIO_COMBO_IEEE0_MII_CONTROL,
- (mii_control |
- MDIO_COMBO_IEEO_MII_CONTROL_RESET));
- if (set_serdes)
- bnx2x_set_serdes_access(bp, params->port);
+ val = SERDES_RESET_BITS << (port*16);
- /* wait for the reset to self clear */
- for (i = 0; i < MDIO_ACCESS_TIMEOUT; i++) {
- udelay(5);
+ /* reset and unreset the SerDes/XGXS */
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val);
+ udelay(500);
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val);
- /* the reset erased the previous bank value */
- CL45_RD_OVER_CL22(bp, phy,
- MDIO_REG_BANK_COMBO_IEEE0,
- MDIO_COMBO_IEEE0_MII_CONTROL,
- &mii_control);
+ bnx2x_set_serdes_access(bp, port);
- if (!(mii_control & MDIO_COMBO_IEEO_MII_CONTROL_RESET)) {
- udelay(5);
- return 0;
- }
- }
+ REG_WR(bp, NIG_REG_SERDES0_CTRL_MD_DEVAD +
+ port*0x10,
+ DEFAULT_PHY_DEV_ADDR);
+}
+
+static void bnx2x_xgxs_deassert(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 port;
+ u32 val;
+ DP(NETIF_MSG_LINK, "bnx2x_xgxs_deassert\n");
+ port = params->port;
+
+ val = XGXS_RESET_BITS << (port*16);
+
+ /* reset and unreset the SerDes/XGXS */
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val);
+ udelay(500);
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val);
+
+ REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_ST +
+ port*0x18, 0);
+ REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18,
+ params->phy[INT_PHY].def_md_devad);
+}
+
+void bnx2x_link_status_update(struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u8 link_10g;
+ u8 port = params->port;
+
+ if (params->switch_cfg == SWITCH_CFG_1G)
+ vars->phy_flags = PHY_SERDES_FLAG;
+ else
+ vars->phy_flags = PHY_XGXS_FLAG;
+ vars->link_status = REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region,
+ port_mb[port].link_status));
+
+ vars->link_up = (vars->link_status & LINK_STATUS_LINK_UP);
+
+ if (vars->link_up) {
+ DP(NETIF_MSG_LINK, "phy link up\n");
+
+ vars->phy_link_up = 1;
+ vars->duplex = DUPLEX_FULL;
+ switch (vars->link_status &
+ LINK_STATUS_SPEED_AND_DUPLEX_MASK) {
+ case LINK_10THD:
+ vars->duplex = DUPLEX_HALF;
+ /* fall thru */
+ case LINK_10TFD:
+ vars->line_speed = SPEED_10;
+ break;
+
+ case LINK_100TXHD:
+ vars->duplex = DUPLEX_HALF;
+ /* fall thru */
+ case LINK_100T4:
+ case LINK_100TXFD:
+ vars->line_speed = SPEED_100;
+ break;
+
+ case LINK_1000THD:
+ vars->duplex = DUPLEX_HALF;
+ /* fall thru */
+ case LINK_1000TFD:
+ vars->line_speed = SPEED_1000;
+ break;
+
+ case LINK_2500THD:
+ vars->duplex = DUPLEX_HALF;
+ /* fall thru */
+ case LINK_2500TFD:
+ vars->line_speed = SPEED_2500;
+ break;
+
+ case LINK_10GTFD:
+ vars->line_speed = SPEED_10000;
+ break;
+
+ case LINK_12GTFD:
+ vars->line_speed = SPEED_12000;
+ break;
+
+ case LINK_12_5GTFD:
+ vars->line_speed = SPEED_12500;
+ break;
+
+ case LINK_13GTFD:
+ vars->line_speed = SPEED_13000;
+ break;
+
+ case LINK_15GTFD:
+ vars->line_speed = SPEED_15000;
+ break;
+
+ case LINK_16GTFD:
+ vars->line_speed = SPEED_16000;
+ break;
+
+ default:
+ break;
+ }
+
+ vars->flow_ctrl = 0;
+ if (vars->link_status & LINK_STATUS_TX_FLOW_CONTROL_ENABLED)
+ vars->flow_ctrl |= BNX2X_FLOW_CTRL_TX;
+
+ if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED)
+ vars->flow_ctrl |= BNX2X_FLOW_CTRL_RX;
+
+ if (!vars->flow_ctrl)
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
+
+ if (vars->line_speed &&
+ ((vars->line_speed == SPEED_10) ||
+ (vars->line_speed == SPEED_100))) {
+ vars->phy_flags |= PHY_SGMII_FLAG;
+ } else {
+ vars->phy_flags &= ~PHY_SGMII_FLAG;
+ }
+
+ /* anything 10 and over uses the bmac */
+ link_10g = ((vars->line_speed == SPEED_10000) ||
+ (vars->line_speed == SPEED_12000) ||
+ (vars->line_speed == SPEED_12500) ||
+ (vars->line_speed == SPEED_13000) ||
+ (vars->line_speed == SPEED_15000) ||
+ (vars->line_speed == SPEED_16000));
+ if (link_10g)
+ vars->mac_type = MAC_TYPE_BMAC;
+ else
+ vars->mac_type = MAC_TYPE_EMAC;
+
+ } else { /* link down */
+ DP(NETIF_MSG_LINK, "phy link down\n");
+
+ vars->phy_link_up = 0;
+
+ vars->line_speed = 0;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
+
+ /* indicate no mac active */
+ vars->mac_type = MAC_TYPE_NONE;
+ }
+
+ DP(NETIF_MSG_LINK, "link_status 0x%x phy_link_up %x\n",
+ vars->link_status, vars->phy_link_up);
+ DP(NETIF_MSG_LINK, "line_speed %x duplex %x flow_ctrl 0x%x\n",
+ vars->line_speed, vars->duplex, vars->flow_ctrl);
+}
+
+
+static void bnx2x_set_master_ln(struct link_params *params,
+ struct bnx2x_phy *phy)
+{
+ struct bnx2x *bp = params->bp;
+ u16 new_master_ln, ser_lane;
+ ser_lane = ((params->lane_config &
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
+
+ /* set the master_ln for AN */
+ CL45_RD_OVER_CL22(bp, phy,
+ MDIO_REG_BANK_XGXS_BLOCK2,
+ MDIO_XGXS_BLOCK2_TEST_MODE_LANE,
+ &new_master_ln);
+
+ CL45_WR_OVER_CL22(bp, phy,
+ MDIO_REG_BANK_XGXS_BLOCK2 ,
+ MDIO_XGXS_BLOCK2_TEST_MODE_LANE,
+ (new_master_ln | ser_lane));
+}
+
+static u8 bnx2x_reset_unicore(struct link_params *params,
+ struct bnx2x_phy *phy,
+ u8 set_serdes)
+{
+ struct bnx2x *bp = params->bp;
+ u16 mii_control;
+ u16 i;
+
+ CL45_RD_OVER_CL22(bp, phy,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control);
+
+ /* reset the unicore */
+ CL45_WR_OVER_CL22(bp, phy,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ (mii_control |
+ MDIO_COMBO_IEEO_MII_CONTROL_RESET));
+ if (set_serdes)
+ bnx2x_set_serdes_access(bp, params->port);
+
+ /* wait for the reset to self clear */
+ for (i = 0; i < MDIO_ACCESS_TIMEOUT; i++) {
+ udelay(5);
+
+ /* the reset erased the previous bank value */
+ CL45_RD_OVER_CL22(bp, phy,
+ MDIO_REG_BANK_COMBO_IEEE0,
+ MDIO_COMBO_IEEE0_MII_CONTROL,
+ &mii_control);
+
+ if (!(mii_control & MDIO_COMBO_IEEO_MII_CONTROL_RESET)) {
+ udelay(5);
+ return 0;
+ }
+ }
DP(NETIF_MSG_LINK, "BUG! XGXS is still in reset!\n");
return -EINVAL;
reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX;
CL45_WR_OVER_CL22(bp, phy,
- MDIO_REG_BANK_CL73_IEEEB1,
- MDIO_CL73_IEEEB1_AN_ADV2,
- reg_val);
+ MDIO_REG_BANK_CL73_IEEEB1,
+ MDIO_CL73_IEEEB1_AN_ADV2,
+ reg_val);
/* CL73 Autoneg Enabled */
reg_val = MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN;
}
-static u8 bnx2x_ext_phy_resolve_fc(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
-{
- struct bnx2x *bp = params->bp;
- u16 ld_pause; /* local */
- u16 lp_pause; /* link partner */
- u16 pause_result;
- u8 ret = 0;
- /* read twice */
-
- vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
-
- if (phy->req_flow_ctrl != BNX2X_FLOW_CTRL_AUTO)
- vars->flow_ctrl = phy->req_flow_ctrl;
- else if (phy->req_line_speed != SPEED_AUTO_NEG)
- vars->flow_ctrl = params->req_fc_auto_adv;
- else if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
- ret = 1;
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_ADV_PAUSE, &ld_pause);
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_LP_AUTO_NEG, &lp_pause);
- pause_result = (ld_pause &
- MDIO_AN_REG_ADV_PAUSE_MASK) >> 8;
- pause_result |= (lp_pause &
- MDIO_AN_REG_ADV_PAUSE_MASK) >> 10;
- DP(NETIF_MSG_LINK, "Ext PHY pause result 0x%x\n",
- pause_result);
- bnx2x_pause_resolve(vars, pause_result);
- }
- return ret;
-}
-
static u8 bnx2x_direct_parallel_detect_used(struct bnx2x_phy *phy,
struct link_params *params)
{
return 0;
}
-static u8 bnx2x_init_serdes(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+static void bnx2x_set_preemphasis(struct bnx2x_phy *phy,
+ struct link_params *params)
{
- u8 rc;
- vars->phy_flags |= PHY_SGMII_FLAG;
+
+ u16 bank, i = 0;
+ struct bnx2x *bp = params->bp;
+
+ for (bank = MDIO_REG_BANK_RX0, i = 0; bank <= MDIO_REG_BANK_RX3;
+ bank += (MDIO_REG_BANK_RX1-MDIO_REG_BANK_RX0), i++) {
+ CL45_WR_OVER_CL22(bp, phy,
+ bank,
+ MDIO_RX0_RX_EQ_BOOST,
+ phy->rx_preemphasis[i]);
+ }
+
+ for (bank = MDIO_REG_BANK_TX0, i = 0; bank <= MDIO_REG_BANK_TX3;
+ bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0), i++) {
+ CL45_WR_OVER_CL22(bp, phy,
+ bank,
+ MDIO_TX0_TX_DRIVER,
+ phy->tx_preemphasis[i]);
+ }
+}
+
+static void bnx2x_init_internal_phy(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u8 enable_cl73 = (SINGLE_MEDIA_DIRECT(params) ||
+ (params->loopback_mode == LOOPBACK_XGXS));
+ if (!(vars->phy_flags & PHY_SGMII_FLAG)) {
+ if (SINGLE_MEDIA_DIRECT(params) &&
+ (params->feature_config_flags &
+ FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED))
+ bnx2x_set_preemphasis(phy, params);
+
+ /* forced speed requested? */
+ if (vars->line_speed != SPEED_AUTO_NEG ||
+ (SINGLE_MEDIA_DIRECT(params) &&
+ params->loopback_mode == LOOPBACK_EXT)) {
+ DP(NETIF_MSG_LINK, "not SGMII, no AN\n");
+
+ /* disable autoneg */
+ bnx2x_set_autoneg(phy, params, vars, 0);
+
+ /* program speed and duplex */
+ bnx2x_program_serdes(phy, params, vars);
+
+ } else { /* AN_mode */
+ DP(NETIF_MSG_LINK, "not SGMII, AN\n");
+
+ /* AN enabled */
+ bnx2x_set_brcm_cl37_advertisment(phy, params);
+
+ /* program duplex & pause advertisement (for aneg) */
+ bnx2x_set_ieee_aneg_advertisment(phy, params,
+ vars->ieee_fc);
+
+ /* enable autoneg */
+ bnx2x_set_autoneg(phy, params, vars, enable_cl73);
+
+ /* enable and restart AN */
+ bnx2x_restart_autoneg(phy, params, enable_cl73);
+ }
+
+ } else { /* SGMII mode */
+ DP(NETIF_MSG_LINK, "SGMII\n");
+
+ bnx2x_initialize_sgmii_process(phy, params, vars);
+ }
+}
+
+static u8 bnx2x_init_serdes(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ u8 rc;
+ vars->phy_flags |= PHY_SGMII_FLAG;
bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
bnx2x_set_aer_mmd(params, phy);
rc = bnx2x_reset_unicore(params, phy, 1);
return rc;
}
-/*****************************************************************************/
-/* External Phy section */
-/*****************************************************************************/
-void bnx2x_ext_phy_hw_reset(struct bnx2x *bp, u8 port)
+static u16 bnx2x_wait_reset_complete(struct bnx2x *bp,
+ struct bnx2x_phy *phy)
{
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
- MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
- msleep(1);
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
- MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);
+ u16 cnt, ctrl;
+ /* Wait for soft reset to get cleared upto 1 sec */
+ for (cnt = 0; cnt < 1000; cnt++) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, &ctrl);
+ if (!(ctrl & (1<<15)))
+ break;
+ msleep(1);
+ }
+ DP(NETIF_MSG_LINK, "control reg 0x%x (after %d ms)\n", ctrl, cnt);
+ return cnt;
}
-static void bnx2x_save_spirom_version(struct bnx2x *bp, u8 port,
- u32 spirom_ver, u32 ver_addr)
+static void bnx2x_link_int_enable(struct link_params *params)
{
- DP(NETIF_MSG_LINK, "FW version 0x%x:0x%x for port %d\n",
- (u16)(spirom_ver>>16), (u16)spirom_ver, port);
+ u8 port = params->port;
+ u32 mask;
+ struct bnx2x *bp = params->bp;
- if (ver_addr)
- REG_WR(bp, ver_addr, spirom_ver);
+ /* setting the status to report on link up
+ for either XGXS or SerDes */
+
+ if (params->switch_cfg == SWITCH_CFG_10G) {
+ mask = (NIG_MASK_XGXS0_LINK10G |
+ NIG_MASK_XGXS0_LINK_STATUS);
+ DP(NETIF_MSG_LINK, "enabled XGXS interrupt\n");
+ if (!(SINGLE_MEDIA_DIRECT(params)) &&
+ params->phy[INT_PHY].type !=
+ PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) {
+ mask |= NIG_MASK_MI_INT;
+ DP(NETIF_MSG_LINK, "enabled external phy int\n");
+ }
+
+ } else { /* SerDes */
+ mask = NIG_MASK_SERDES0_LINK_STATUS;
+ DP(NETIF_MSG_LINK, "enabled SerDes interrupt\n");
+ if (!(SINGLE_MEDIA_DIRECT(params)) &&
+ params->phy[INT_PHY].type !=
+ PORT_HW_CFG_SERDES_EXT_PHY_TYPE_NOT_CONN) {
+ mask |= NIG_MASK_MI_INT;
+ DP(NETIF_MSG_LINK, "enabled external phy int\n");
+ }
+ }
+ bnx2x_bits_en(bp,
+ NIG_REG_MASK_INTERRUPT_PORT0 + port*4,
+ mask);
+
+ DP(NETIF_MSG_LINK, "port %x, is_xgxs %x, int_status 0x%x\n", port,
+ (params->switch_cfg == SWITCH_CFG_10G),
+ REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4));
+ DP(NETIF_MSG_LINK, " int_mask 0x%x, MI_INT %x, SERDES_LINK %x\n",
+ REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4),
+ REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18),
+ REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS+port*0x3c));
+ DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n",
+ REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68),
+ REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68));
}
-static void bnx2x_save_bcm_spirom_ver(struct bnx2x *bp,
- struct bnx2x_phy *phy,
- u8 port)
+static void bnx2x_8481_rearm_latch_signal(struct bnx2x *bp, u8 port,
+ u8 is_mi_int)
{
- u16 fw_ver1, fw_ver2;
-
- bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD,
- MDIO_PMA_REG_ROM_VER1, &fw_ver1);
- bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD,
- MDIO_PMA_REG_ROM_VER2, &fw_ver2);
- bnx2x_save_spirom_version(bp, port, (u32)(fw_ver1<<16 | fw_ver2),
- phy->ver_addr);
+ u32 latch_status = 0, is_mi_int_status;
+ /* Disable the MI INT ( external phy int )
+ * by writing 1 to the status register. Link down indication
+ * is high-active-signal, so in this case we need to write the
+ * status to clear the XOR
+ */
+ /* Read Latched signals */
+ latch_status = REG_RD(bp,
+ NIG_REG_LATCH_STATUS_0 + port*8);
+ is_mi_int_status = REG_RD(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0 + port*4);
+ DP(NETIF_MSG_LINK, "original_signal = 0x%x, nig_status = 0x%x,"
+ "latch_status = 0x%x\n",
+ is_mi_int, is_mi_int_status, latch_status);
+ /* Handle only those with latched-signal=up.*/
+ if (latch_status & 1) {
+ /* For all latched-signal=up,Write original_signal to status */
+ if (is_mi_int)
+ bnx2x_bits_en(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0
+ + port*4,
+ NIG_STATUS_EMAC0_MI_INT);
+ else
+ bnx2x_bits_dis(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0
+ + port*4,
+ NIG_STATUS_EMAC0_MI_INT);
+ /* For all latched-signal=up : Re-Arm Latch signals */
+ REG_WR(bp, NIG_REG_LATCH_STATUS_0 + port*8,
+ (latch_status & 0xfffe) | (latch_status & 1));
+ }
}
-static void bnx2x_save_848xx_spirom_version(struct bnx2x_phy *phy,
- struct link_params *params)
+static void bnx2x_link_int_ack(struct link_params *params,
+ struct link_vars *vars, u8 is_10g,
+ u8 is_mi_int)
{
- u16 val, fw_ver1, fw_ver2, cnt;
struct bnx2x *bp = params->bp;
+ u8 port = params->port;
- /* For the 32 bits registers in 848xx, access via MDIO2ARM interface.*/
- /* (1) set register 0xc200_0014(SPI_BRIDGE_CTRL_2) to 0x03000000 */
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA819, 0x0014);
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81A, 0xc200);
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81B, 0x0000);
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81C, 0x0300);
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA817, 0x0009);
-
- for (cnt = 0; cnt < 100; cnt++) {
- bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA818, &val);
- if (val & 1)
- break;
- udelay(5);
- }
- if (cnt == 100) {
- DP(NETIF_MSG_LINK, "Unable to read 848xx phy fw version(1)\n");
- bnx2x_save_spirom_version(bp, params->port, 0,
- phy->ver_addr);
- return;
+ /* first reset all status
+ * we assume only one line will be change at a time */
+ bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
+ (NIG_STATUS_XGXS0_LINK10G |
+ NIG_STATUS_XGXS0_LINK_STATUS |
+ NIG_STATUS_SERDES0_LINK_STATUS));
+ if ((params->phy[EXT_PHY1].type
+ == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481) ||
+ (params->phy[EXT_PHY1].type
+ == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823)) {
+ bnx2x_8481_rearm_latch_signal(bp, port, is_mi_int);
}
+ if (vars->phy_link_up) {
+ if (is_10g) {
+ /* Disable the 10G link interrupt
+ * by writing 1 to the status register
+ */
+ DP(NETIF_MSG_LINK, "10G XGXS phy link up\n");
+ bnx2x_bits_en(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
+ NIG_STATUS_XGXS0_LINK10G);
+ } else if (params->switch_cfg == SWITCH_CFG_10G) {
+ /* Disable the link interrupt
+ * by writing 1 to the relevant lane
+ * in the status register
+ */
+ u32 ser_lane = ((params->lane_config &
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
+ PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
- /* 2) read register 0xc200_0000 (SPI_FW_STATUS) */
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA819, 0x0000);
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81A, 0xc200);
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA817, 0x000A);
- for (cnt = 0; cnt < 100; cnt++) {
- bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA818, &val);
- if (val & 1)
- break;
- udelay(5);
- }
- if (cnt == 100) {
- DP(NETIF_MSG_LINK, "Unable to read 848xx phy fw version(2)\n");
- bnx2x_save_spirom_version(bp, params->port, 0,
- phy->ver_addr);
- return;
- }
-
- /* lower 16 bits of the register SPI_FW_STATUS */
- bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA81B, &fw_ver1);
- /* upper 16 bits of register SPI_FW_STATUS */
- bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA81C, &fw_ver2);
-
- bnx2x_save_spirom_version(bp, params->port, (fw_ver2<<16) | fw_ver1,
- phy->ver_addr);
-}
-static u8 bnx2x_8073_is_snr_needed(struct bnx2x *bp, struct bnx2x_phy *phy)
-{
- /* This is only required for 8073A1, version 102 only */
- u16 val;
+ DP(NETIF_MSG_LINK, "%d speed XGXS phy link up\n",
+ vars->line_speed);
+ bnx2x_bits_en(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
+ ((1 << ser_lane) <<
+ NIG_STATUS_XGXS0_LINK_STATUS_SIZE));
- /* Read 8073 HW revision*/
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8073_CHIP_REV, &val);
+ } else { /* SerDes */
+ DP(NETIF_MSG_LINK, "SerDes phy link up\n");
+ /* Disable the link interrupt
+ * by writing 1 to the status register
+ */
+ bnx2x_bits_en(bp,
+ NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
+ NIG_STATUS_SERDES0_LINK_STATUS);
+ }
- if (val != 1) {
- /* No need to workaround in 8073 A1 */
- return 0;
}
-
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_ROM_VER2, &val);
-
- /* SNR should be applied only for version 0x102 */
- if (val != 0x102)
- return 0;
-
- return 1;
}
-static u8 bnx2x_8073_xaui_wa(struct bnx2x *bp, struct bnx2x_phy *phy)
-{
- u16 val, cnt, cnt1 ;
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8073_CHIP_REV, &val);
-
- if (val > 0) {
- /* No need to workaround in 8073 A1 */
- return 0;
+static u8 bnx2x_format_ver(u32 num, u8 *str, u16 *len)
+{
+ u8 *str_ptr = str;
+ u32 mask = 0xf0000000;
+ u8 shift = 8*4;
+ u8 digit;
+ if (*len < 10) {
+ /* Need more than 10chars for this format */
+ *str_ptr = '\0';
+ return -EINVAL;
}
- /* XAUI workaround in 8073 A0: */
-
- /* After loading the boot ROM and restarting Autoneg,
- poll Dev1, Reg $C820: */
+ while (shift > 0) {
- for (cnt = 0; cnt < 1000; cnt++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8073_SPEED_LINK_STATUS,
- &val);
- /* If bit [14] = 0 or bit [13] = 0, continue on with
- system initialization (XAUI work-around not required,
- as these bits indicate 2.5G or 1G link up). */
- if (!(val & (1<<14)) || !(val & (1<<13))) {
- DP(NETIF_MSG_LINK, "XAUI work-around not required\n");
- return 0;
- } else if (!(val & (1<<15))) {
- DP(NETIF_MSG_LINK, "clc bit 15 went off\n");
- /* If bit 15 is 0, then poll Dev1, Reg $C841 until
- it's MSB (bit 15) goes to 1 (indicating that the
- XAUI workaround has completed),
- then continue on with system initialization.*/
- for (cnt1 = 0; cnt1 < 1000; cnt1++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8073_XAUI_WA, &val);
- if (val & (1<<15)) {
- DP(NETIF_MSG_LINK,
- "XAUI workaround has completed\n");
- return 0;
- }
- msleep(3);
- }
- break;
+ shift -= 4;
+ digit = ((num & mask) >> shift);
+ if (digit < 0xa)
+ *str_ptr = digit + '0';
+ else
+ *str_ptr = digit - 0xa + 'a';
+ str_ptr++;
+ mask = mask >> 4;
+ if (shift == 4*4) {
+ *str_ptr = ':';
+ str_ptr++;
}
- msleep(3);
}
- DP(NETIF_MSG_LINK, "Warning: XAUI work-around timeout !!!\n");
- return -EINVAL;
+ *str_ptr = '\0';
+ return 0;
}
-static void bnx2x_8073_8727_external_rom_boot(struct bnx2x *bp,
- struct bnx2x_phy *phy,
- u8 port)
+static u8 bnx2x_null_format_ver(u32 spirom_ver, u8 *str, u16 *len)
{
- /* Boot port from external ROM */
- /* EDC grst */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_GEN_CTRL,
- 0x0001);
-
- /* ucode reboot and rst */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_GEN_CTRL,
- 0x008c);
-
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_MISC_CTRL1, 0x0001);
-
- /* Reset internal microprocessor */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_GEN_CTRL,
- MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
+ str[0] = '\0';
+ (*len)--;
+ return 0;
+}
- /* Release srst bit */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_GEN_CTRL,
- MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
+u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded,
+ u8 *version, u16 len)
+{
+ struct bnx2x *bp;
+ u32 spirom_ver = 0;
+ u8 status = 0;
+ u8 *ver_p = version;
+ if (version == NULL || params == NULL)
+ return -EINVAL;
+ bp = params->bp;
- /* wait for 120ms for code download via SPI port */
- msleep(120);
+ /* Extract first external phy*/
+ version[0] = '\0';
+ spirom_ver = REG_RD(bp, params->phy[EXT_PHY1].ver_addr);
- /* Clear ser_boot_ctl bit */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_MISC_CTRL1, 0x0000);
- bnx2x_save_bcm_spirom_ver(bp, phy, port);
+ if (params->phy[EXT_PHY1].format_fw_ver)
+ status |= params->phy[EXT_PHY1].format_fw_ver(spirom_ver,
+ ver_p,
+ &len);
+ return status;
}
-static void bnx2x_8726_external_rom_boot(struct bnx2x_phy *phy,
- struct link_params *params)
+static void bnx2x_set_xgxs_loopback(struct bnx2x_phy *phy,
+ struct link_params *params)
{
+ u8 port = params->port;
struct bnx2x *bp = params->bp;
- /* Need to wait 100ms after reset */
- msleep(100);
- /* Micro controller re-boot */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x018B);
+ if (phy->req_line_speed != SPEED_1000) {
+ u32 md_devad;
- /* Set soft reset */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_GEN_CTRL,
- MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
+ DP(NETIF_MSG_LINK, "XGXS 10G loopback enable\n");
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_MISC_CTRL1, 0x0001);
+ /* change the uni_phy_addr in the nig */
+ md_devad = REG_RD(bp, (NIG_REG_XGXS0_CTRL_MD_DEVAD +
+ port*0x18));
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_GEN_CTRL,
- MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
+ REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, 0x5);
- /* wait for 150ms for microcode load */
- msleep(150);
+ bnx2x_cl45_write(bp, phy,
+ 5,
+ (MDIO_REG_BANK_AER_BLOCK +
+ (MDIO_AER_BLOCK_AER_REG & 0xf)),
+ 0x2800);
- /* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_MISC_CTRL1, 0x0000);
+ bnx2x_cl45_write(bp, phy,
+ 5,
+ (MDIO_REG_BANK_CL73_IEEEB0 +
+ (MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)),
+ 0x6041);
+ msleep(200);
+ /* set aer mmd back */
+ bnx2x_set_aer_mmd(params, phy);
- msleep(200);
- bnx2x_save_bcm_spirom_ver(bp, phy, params->port);
+ /* and md_devad */
+ REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18,
+ md_devad);
+
+ } else {
+ u16 mii_ctrl;
+ DP(NETIF_MSG_LINK, "XGXS 1G loopback enable\n");
+ bnx2x_cl45_read(bp, phy, 5,
+ (MDIO_REG_BANK_COMBO_IEEE0 +
+ (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)),
+ &mii_ctrl);
+ bnx2x_cl45_write(bp, phy, 5,
+ (MDIO_REG_BANK_COMBO_IEEE0 +
+ (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)),
+ mii_ctrl |
+ MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK);
+ }
}
-static void bnx2x_sfp_set_transmitter(struct bnx2x *bp,
- struct bnx2x_phy *phy,
- u8 port,
- u8 tx_en)
+/*
+ *------------------------------------------------------------------------
+ * bnx2x_override_led_value -
+ *
+ * Override the led value of the requested led
+ *
+ *------------------------------------------------------------------------
+ */
+u8 bnx2x_override_led_value(struct bnx2x *bp, u8 port,
+ u32 led_idx, u32 value)
{
- u16 val;
+ u32 reg_val;
- DP(NETIF_MSG_LINK, "Setting transmitter tx_en=%x for port %x\n",
- tx_en, port);
- /* Disable/Enable transmitter ( TX laser of the SFP+ module.)*/
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER,
- &val);
+ /* If port 0 then use EMAC0, else use EMAC1*/
+ u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
- if (tx_en)
- val &= ~(1<<15);
- else
- val |= (1<<15);
+ DP(NETIF_MSG_LINK,
+ "bnx2x_override_led_value() port %x led_idx %d value %d\n",
+ port, led_idx, value);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER,
- val);
+ switch (led_idx) {
+ case 0: /* 10MB led */
+ /* Read the current value of the LED register in
+ the EMAC block */
+ reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
+ /* Set the OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the 10M_OVERRIDE bit,
+ otherwise reset it.*/
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_10MB_OVERRIDE) :
+ (reg_val & ~EMAC_LED_10MB_OVERRIDE);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ break;
+ case 1: /*100MB led */
+ /*Read the current value of the LED register in
+ the EMAC block */
+ reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
+ /* Set the OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the 100M_OVERRIDE bit,
+ otherwise reset it.*/
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_100MB_OVERRIDE) :
+ (reg_val & ~EMAC_LED_100MB_OVERRIDE);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ break;
+ case 2: /* 1000MB led */
+ /* Read the current value of the LED register in the
+ EMAC block */
+ reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
+ /* Set the OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the 1000M_OVERRIDE bit, otherwise
+ reset it. */
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_1000MB_OVERRIDE) :
+ (reg_val & ~EMAC_LED_1000MB_OVERRIDE);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ break;
+ case 3: /* 2500MB led */
+ /* Read the current value of the LED register in the
+ EMAC block*/
+ reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
+ /* Set the OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the 2500M_OVERRIDE bit, otherwise
+ reset it.*/
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_2500MB_OVERRIDE) :
+ (reg_val & ~EMAC_LED_2500MB_OVERRIDE);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ break;
+ case 4: /*10G led */
+ if (port == 0) {
+ REG_WR(bp, NIG_REG_LED_10G_P0,
+ value);
+ } else {
+ REG_WR(bp, NIG_REG_LED_10G_P1,
+ value);
+ }
+ break;
+ case 5: /* TRAFFIC led */
+ /* Find if the traffic control is via BMAC or EMAC */
+ if (port == 0)
+ reg_val = REG_RD(bp, NIG_REG_NIG_EMAC0_EN);
+ else
+ reg_val = REG_RD(bp, NIG_REG_NIG_EMAC1_EN);
+
+ /* Override the traffic led in the EMAC:*/
+ if (reg_val == 1) {
+ /* Read the current value of the LED register in
+ the EMAC block */
+ reg_val = REG_RD(bp, emac_base +
+ EMAC_REG_EMAC_LED);
+ /* Set the TRAFFIC_OVERRIDE bit to 1 */
+ reg_val |= EMAC_LED_OVERRIDE;
+ /* If value is 1, set the TRAFFIC bit, otherwise
+ reset it.*/
+ reg_val = (value == 1) ? (reg_val | EMAC_LED_TRAFFIC) :
+ (reg_val & ~EMAC_LED_TRAFFIC);
+ REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
+ } else { /* Override the traffic led in the BMAC: */
+ REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0
+ + port*4, 1);
+ REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + port*4,
+ value);
+ }
+ break;
+ default:
+ DP(NETIF_MSG_LINK,
+ "bnx2x_override_led_value() unknown led index %d "
+ "(should be 0-5)\n", led_idx);
+ return -EINVAL;
+ }
+
+ return 0;
}
-static u8 bnx2x_8726_read_sfp_module_eeprom(struct bnx2x_phy *phy,
- struct link_params *params,
- u16 addr, u8 byte_cnt, u8 *o_buf)
+u8 bnx2x_set_led(struct link_params *params, u8 mode, u32 speed)
{
+ u8 port = params->port;
+ u16 hw_led_mode = params->hw_led_mode;
+ u8 rc = 0;
+ u32 tmp;
+ u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
struct bnx2x *bp = params->bp;
- u16 val = 0;
- u16 i;
- if (byte_cnt > 16) {
- DP(NETIF_MSG_LINK, "Reading from eeprom is"
- " is limited to 0xf\n");
- return -EINVAL;
- }
- /* Set the read command byte count */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT,
- (byte_cnt | 0xa000));
+ DP(NETIF_MSG_LINK, "bnx2x_set_led: port %x, mode %d\n", port, mode);
+ DP(NETIF_MSG_LINK, "speed 0x%x, hw_led_mode 0x%x\n",
+ speed, hw_led_mode);
+ switch (mode) {
+ case LED_MODE_OFF:
+ REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 0);
+ REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4,
+ SHARED_HW_CFG_LED_MAC1);
- /* Set the read command address */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR,
- addr);
+ tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED);
+ EMAC_WR(bp, EMAC_REG_EMAC_LED, (tmp | EMAC_LED_OVERRIDE));
+ break;
- /* Activate read command */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_CTRL,
- 0x2c0f);
+ case LED_MODE_OPER:
+ if (SINGLE_MEDIA_DIRECT(params)) {
+ REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, 0);
+ REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 1);
+ } else {
+ REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4,
+ hw_led_mode);
+ }
- /* Wait up to 500us for command complete status */
- for (i = 0; i < 100; i++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
- if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
- MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE)
- break;
- udelay(5);
- }
+ REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 +
+ port*4, 0);
+ /* Set blinking rate to ~15.9Hz */
+ REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port*4,
+ LED_BLINK_RATE_VAL);
+ REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_ENA_P0 +
+ port*4, 1);
+ tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED);
+ EMAC_WR(bp, EMAC_REG_EMAC_LED,
+ (tmp & (~EMAC_LED_OVERRIDE)));
- if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) !=
- MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) {
- DP(NETIF_MSG_LINK,
- "Got bad status 0x%x when reading from SFP+ EEPROM\n",
- (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK));
- return -EINVAL;
- }
+ if (CHIP_IS_E1(bp) &&
+ ((speed == SPEED_2500) ||
+ (speed == SPEED_1000) ||
+ (speed == SPEED_100) ||
+ (speed == SPEED_10))) {
+ /* On Everest 1 Ax chip versions for speeds less than
+ 10G LED scheme is different */
+ REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0
+ + port*4, 1);
+ REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 +
+ port*4, 0);
+ REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_TRAFFIC_P0 +
+ port*4, 1);
+ }
+ break;
- /* Read the buffer */
- for (i = 0; i < byte_cnt; i++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF + i, &val);
- o_buf[i] = (u8)(val & MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK);
+ default:
+ rc = -EINVAL;
+ DP(NETIF_MSG_LINK, "bnx2x_set_led: Invalid led mode %d\n",
+ mode);
+ break;
}
+ return rc;
- for (i = 0; i < 100; i++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
- if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
- MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE)
- return 0;
- msleep(1);
- }
- return -EINVAL;
}
-static u8 bnx2x_8727_read_sfp_module_eeprom(struct bnx2x_phy *phy,
- struct link_params *params,
- u16 addr, u8 byte_cnt, u8 *o_buf)
+u8 bnx2x_test_link(struct link_params *params, struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- u16 val, i;
+ u16 gp_status = 0, phy_index = 0;
- if (byte_cnt > 16) {
- DP(NETIF_MSG_LINK, "Reading from eeprom is"
- " is limited to 0xf\n");
- return -EINVAL;
+ CL45_RD_OVER_CL22(bp, ¶ms->phy[INT_PHY],
+ MDIO_REG_BANK_GP_STATUS,
+ MDIO_GP_STATUS_TOP_AN_STATUS1,
+ &gp_status);
+ /* link is up only if both local phy and external phy are up */
+ if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) {
+ u8 ext_phy_link_up = 1;
+ struct link_vars temp_vars;
+ for (phy_index = EXT_PHY1; phy_index < params->num_phys;
+ phy_index++) {
+ if (params->phy[phy_index].read_status)
+ ext_phy_link_up &=
+ params->phy[phy_index].read_status(
+ ¶ms->phy[phy_index],
+ params, &temp_vars);
+ }
+ if (ext_phy_link_up)
+ return 0;
}
+ return -ESRCH;
+}
- /* Need to read from 1.8000 to clear it */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_SFP_TWO_WIRE_CTRL,
- &val);
-
- /* Set the read command byte count */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT,
- ((byte_cnt < 2) ? 2 : byte_cnt));
+static u8 bnx2x_link_initialize(struct link_params *params,
+ struct link_vars *vars)
+{
+ u8 rc = 0;
+ u8 phy_index, non_ext_phy;
+ struct bnx2x *bp = params->bp;
+ /**
+ * In case of external phy existence, the line speed would be the
+ * line speed linked up by the external phy. In case it is direct
+ * only, then the line_speed during initialization will be
+ * equal to the req_line_speed
+ */
+ vars->line_speed = params->phy[INT_PHY].req_line_speed;
- /* Set the read command address */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR,
- addr);
- /* Set the destination address */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- 0x8004,
- MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF);
+ /**
+ * Initialize the internal phy in case this is a direct board
+ * (no external phys), or this board has external phy which requires
+ * to first.
+ */
- /* Activate read command */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_SFP_TWO_WIRE_CTRL,
- 0x8002);
- /* Wait appropriate time for two-wire command to finish before
- polling the status register */
- msleep(1);
+ if (params->phy[INT_PHY].config_init)
+ params->phy[INT_PHY].config_init(
+ ¶ms->phy[INT_PHY],
+ params, vars);
- /* Wait up to 500us for command complete status */
- for (i = 0; i < 100; i++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
- if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
- MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE)
- break;
- udelay(5);
- }
+ /* init ext phy and enable link state int */
+ non_ext_phy = (SINGLE_MEDIA_DIRECT(params) ||
+ (params->loopback_mode == LOOPBACK_XGXS));
- if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) !=
- MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) {
- DP(NETIF_MSG_LINK,
- "Got bad status 0x%x when reading from SFP+ EEPROM\n",
- (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK));
- return -EINVAL;
+ if (non_ext_phy ||
+ (params->phy[EXT_PHY1].flags & FLAGS_INIT_XGXS_FIRST) ||
+ (params->loopback_mode == LOOPBACK_EXT_PHY)) {
+ struct bnx2x_phy *phy = ¶ms->phy[INT_PHY];
+ if (vars->line_speed == SPEED_AUTO_NEG)
+ bnx2x_set_parallel_detection(phy, params);
+ bnx2x_init_internal_phy(phy, params, vars);
}
- /* Read the buffer */
- for (i = 0; i < byte_cnt; i++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF + i, &val);
- o_buf[i] = (u8)(val & MDIO_PMA_REG_8727_TWO_WIRE_DATA_MASK);
- }
+ /* Init external phy*/
+ if (!non_ext_phy)
+ for (phy_index = EXT_PHY1; phy_index < params->num_phys;
+ phy_index++) {
+ params->phy[phy_index].config_init(
+ ¶ms->phy[phy_index],
+ params, vars);
+ }
- for (i = 0; i < 100; i++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
- if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
- MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE)
- return 0;;
- msleep(1);
- }
+ /* Reset the interrupt indication after phy was initialized */
+ bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 +
+ params->port*4,
+ (NIG_STATUS_XGXS0_LINK10G |
+ NIG_STATUS_XGXS0_LINK_STATUS |
+ NIG_STATUS_SERDES0_LINK_STATUS |
+ NIG_MASK_MI_INT));
+ return rc;
+}
- return -EINVAL;
+static void bnx2x_int_link_reset(struct bnx2x_phy *phy,
+ struct link_params *params)
+{
+ /* reset the SerDes/XGXS */
+ REG_WR(params->bp, GRCBASE_MISC +
+ MISC_REGISTERS_RESET_REG_3_CLEAR,
+ (0x1ff << (params->port*16)));
}
-u8 bnx2x_read_sfp_module_eeprom(struct bnx2x_phy *phy,
- struct link_params *params, u16 addr,
- u8 byte_cnt, u8 *o_buf)
+static void bnx2x_common_ext_link_reset(struct bnx2x_phy *phy,
+ struct link_params *params)
{
- if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726)
- return bnx2x_8726_read_sfp_module_eeprom(phy, params, addr,
- byte_cnt, o_buf);
- else if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727)
- return bnx2x_8727_read_sfp_module_eeprom(phy, params, addr,
- byte_cnt, o_buf);
- return -EINVAL;
+ struct bnx2x *bp = params->bp;
+ u8 gpio_port;
+ /* HW reset */
+ gpio_port = params->port;
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW,
+ gpio_port);
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW,
+ gpio_port);
+ DP(NETIF_MSG_LINK, "reset external PHY\n");
}
-static u8 bnx2x_get_edc_mode(struct bnx2x_phy *phy,
- struct link_params *params,
- u16 *edc_mode)
+static u8 bnx2x_update_link_down(struct link_params *params,
+ struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- u8 val, check_limiting_mode = 0;
- *edc_mode = EDC_MODE_LIMITING;
+ u8 port = params->port;
- /* First check for copper cable */
- if (bnx2x_read_sfp_module_eeprom(phy,
- params,
- SFP_EEPROM_CON_TYPE_ADDR,
- 1,
- &val) != 0) {
- DP(NETIF_MSG_LINK, "Failed to read from SFP+ module EEPROM\n");
- return -EINVAL;
- }
+ DP(NETIF_MSG_LINK, "Port %x: Link is down\n", port);
+ bnx2x_set_led(params, LED_MODE_OFF, 0);
- switch (val) {
- case SFP_EEPROM_CON_TYPE_VAL_COPPER:
- {
- u8 copper_module_type;
+ /* indicate no mac active */
+ vars->mac_type = MAC_TYPE_NONE;
- /* Check if its active cable( includes SFP+ module)
- of passive cable*/
- if (bnx2x_read_sfp_module_eeprom(phy,
- params,
- SFP_EEPROM_FC_TX_TECH_ADDR,
- 1,
- &copper_module_type) !=
- 0) {
- DP(NETIF_MSG_LINK,
- "Failed to read copper-cable-type"
- " from SFP+ EEPROM\n");
- return -EINVAL;
- }
+ /* update shared memory */
+ vars->link_status = 0;
+ vars->line_speed = 0;
+ bnx2x_update_mng(params, vars->link_status);
- if (copper_module_type &
- SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) {
- DP(NETIF_MSG_LINK, "Active Copper cable detected\n");
- check_limiting_mode = 1;
- } else if (copper_module_type &
- SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) {
- DP(NETIF_MSG_LINK, "Passive Copper"
- " cable detected\n");
- *edc_mode =
- EDC_MODE_PASSIVE_DAC;
- } else {
- DP(NETIF_MSG_LINK, "Unknown copper-cable-"
- "type 0x%x !!!\n", copper_module_type);
- return -EINVAL;
- }
- break;
- }
- case SFP_EEPROM_CON_TYPE_VAL_LC:
- DP(NETIF_MSG_LINK, "Optic module detected\n");
- check_limiting_mode = 1;
- break;
- default:
- DP(NETIF_MSG_LINK, "Unable to determine module type 0x%x !!!\n",
- val);
- return -EINVAL;
- }
+ /* activate nig drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1);
- if (check_limiting_mode) {
- u8 options[SFP_EEPROM_OPTIONS_SIZE];
- if (bnx2x_read_sfp_module_eeprom(phy,
- params,
- SFP_EEPROM_OPTIONS_ADDR,
- SFP_EEPROM_OPTIONS_SIZE,
- options) != 0) {
- DP(NETIF_MSG_LINK, "Failed to read Option"
- " field from module EEPROM\n");
- return -EINVAL;
- }
- if ((options[0] & SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK))
- *edc_mode = EDC_MODE_LINEAR;
- else
- *edc_mode = EDC_MODE_LIMITING;
- }
- DP(NETIF_MSG_LINK, "EDC mode is set to 0x%x\n", *edc_mode);
+ /* disable emac */
+ REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0);
+
+ msleep(10);
+
+ /* reset BigMac */
+ bnx2x_bmac_rx_disable(bp, params->port);
+ REG_WR(bp, GRCBASE_MISC +
+ MISC_REGISTERS_RESET_REG_2_CLEAR,
+ (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
return 0;
}
-/* This function read the relevant field from the module ( SFP+ ),
- and verify it is compliant with this board */
-static u8 bnx2x_verify_sfp_module(struct bnx2x_phy *phy,
- struct link_params *params)
+
+static u8 bnx2x_update_link_up(struct link_params *params,
+ struct link_vars *vars,
+ u8 link_10g)
{
struct bnx2x *bp = params->bp;
- u32 val;
- u32 fw_resp;
- char vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE+1];
- char vendor_pn[SFP_EEPROM_PART_NO_SIZE+1];
+ u8 port = params->port;
+ u8 rc = 0;
- val = REG_RD(bp, params->shmem_base +
- offsetof(struct shmem_region, dev_info.
- port_feature_config[params->port].config));
- if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
- PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_NO_ENFORCEMENT) {
- DP(NETIF_MSG_LINK, "NOT enforcing module verification\n");
- return 0;
- }
-
- /* Ask the FW to validate the module */
- if (!(params->feature_config_flags &
- FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY)) {
- DP(NETIF_MSG_LINK, "FW does not support OPT MDL "
- "verification\n");
- return -EINVAL;
- }
-
- fw_resp = bnx2x_fw_command(bp, DRV_MSG_CODE_VRFY_OPT_MDL);
- if (fw_resp == FW_MSG_CODE_VRFY_OPT_MDL_SUCCESS) {
- DP(NETIF_MSG_LINK, "Approved module\n");
- return 0;
- }
-
- /* format the warning message */
- if (bnx2x_read_sfp_module_eeprom(phy,
- params,
- SFP_EEPROM_VENDOR_NAME_ADDR,
- SFP_EEPROM_VENDOR_NAME_SIZE,
- (u8 *)vendor_name))
- vendor_name[0] = '\0';
- else
- vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE] = '\0';
- if (bnx2x_read_sfp_module_eeprom(phy,
- params,
- SFP_EEPROM_PART_NO_ADDR,
- SFP_EEPROM_PART_NO_SIZE,
- (u8 *)vendor_pn))
- vendor_pn[0] = '\0';
- else
- vendor_pn[SFP_EEPROM_PART_NO_SIZE] = '\0';
-
- netdev_info(bp->dev, "Warning: Unqualified SFP+ module detected,"
- " Port %d from %s part number %s\n",
- params->port, vendor_name, vendor_pn);
- return -EINVAL;
-}
+ vars->link_status |= LINK_STATUS_LINK_UP;
+ if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)
+ vars->link_status |=
+ LINK_STATUS_TX_FLOW_CONTROL_ENABLED;
-static u8 bnx2x_8726_set_limiting_mode(struct bnx2x *bp,
- struct bnx2x_phy *phy,
- u16 edc_mode)
-{
- u16 cur_limiting_mode;
+ if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX)
+ vars->link_status |=
+ LINK_STATUS_RX_FLOW_CONTROL_ENABLED;
+ if (link_10g) {
+ bnx2x_bmac_enable(params, vars, 0);
+ bnx2x_set_led(params, LED_MODE_OPER, SPEED_10000);
+ } else {
+ rc = bnx2x_emac_program(params, vars);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_ROM_VER2,
- &cur_limiting_mode);
- DP(NETIF_MSG_LINK, "Current Limiting mode is 0x%x\n",
- cur_limiting_mode);
+ bnx2x_emac_enable(params, vars, 0);
- if (edc_mode == EDC_MODE_LIMITING) {
- DP(NETIF_MSG_LINK,
- "Setting LIMITING MODE\n");
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_ROM_VER2,
- EDC_MODE_LIMITING);
- } else { /* LRM mode ( default )*/
+ /* AN complete? */
+ if ((vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE)
+ && (!(vars->phy_flags & PHY_SGMII_FLAG)) &&
+ SINGLE_MEDIA_DIRECT(params))
+ bnx2x_set_gmii_tx_driver(params);
+ }
- DP(NETIF_MSG_LINK, "Setting LRM MODE\n");
+ /* PBF - link up */
+ rc |= bnx2x_pbf_update(params, vars->flow_ctrl,
+ vars->line_speed);
- /* Changing to LRM mode takes quite few seconds.
- So do it only if current mode is limiting
- ( default is LRM )*/
- if (cur_limiting_mode != EDC_MODE_LIMITING)
- return 0;
+ /* disable drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 0);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_LRM_MODE,
- 0);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_ROM_VER2,
- 0x128);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_MISC_CTRL0,
- 0x4008);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_LRM_MODE,
- 0xaaaa);
- }
- return 0;
+ /* update shared memory */
+ bnx2x_update_mng(params, vars->link_status);
+ msleep(20);
+ return rc;
}
-
-static u8 bnx2x_8727_set_limiting_mode(struct bnx2x *bp,
- struct bnx2x_phy *phy,
- u16 edc_mode)
+/**
+ * The bnx2x_link_update function should be called upon link
+ * interrupt.
+ * Link is considered up as follows:
+ * - DIRECT_SINGLE_MEDIA - Only XGXS link (internal link) needs
+ * to be up
+ * - SINGLE_MEDIA - The link between the 577xx and the external
+ * phy (XGXS) need to up as well as the external link of the
+ * phy (PHY_EXT1)
+ * - DUAL_MEDIA - The link between the 577xx and the first
+ * external phy needs to be up, and at least one of the 2
+ * external phy link must be up.
+ */
+u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars)
{
- u16 phy_identifier;
- u16 rom_ver2_val;
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER,
- &phy_identifier);
-
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER,
- (phy_identifier & ~(1<<9)));
+ struct bnx2x *bp = params->bp;
+ struct link_vars phy_vars[MAX_PHYS];
+ u8 port = params->port;
+ u8 link_10g, phy_index;
+ u8 ext_phy_link_up = 0, cur_link_up, rc = 0;
+ u8 is_mi_int = 0;
+ u16 ext_phy_line_speed = 0, prev_line_speed = vars->line_speed;
+ u8 active_external_phy = INT_PHY;
+ vars->link_status = 0;
+ for (phy_index = INT_PHY; phy_index < params->num_phys;
+ phy_index++) {
+ phy_vars[phy_index].flow_ctrl = 0;
+ phy_vars[phy_index].link_status = 0;
+ phy_vars[phy_index].line_speed = 0;
+ phy_vars[phy_index].duplex = DUPLEX_FULL;
+ phy_vars[phy_index].phy_link_up = 0;
+ phy_vars[phy_index].link_up = 0;
+ }
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_ROM_VER2,
- &rom_ver2_val);
- /* Keep the MSB 8-bits, and set the LSB 8-bits with the edc_mode */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_ROM_VER2,
- (rom_ver2_val & 0xff00) | (edc_mode & 0x00ff));
+ DP(NETIF_MSG_LINK, "port %x, XGXS?%x, int_status 0x%x\n",
+ port, (vars->phy_flags & PHY_XGXS_FLAG),
+ REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4));
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER,
- (phy_identifier | (1<<9)));
+ is_mi_int = (u8)(REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT +
+ port*0x18) > 0);
+ DP(NETIF_MSG_LINK, "int_mask 0x%x MI_INT %x, SERDES_LINK %x\n",
+ REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4),
+ is_mi_int,
+ REG_RD(bp,
+ NIG_REG_SERDES0_STATUS_LINK_STATUS + port*0x3c));
- return 0;
-}
+ DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n",
+ REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68),
+ REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68));
+ /* disable emac */
+ REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0);
-static u8 bnx2x_wait_for_sfp_module_initialized(struct bnx2x_phy *phy,
- struct link_params *params)
+ /**
+ * Step 1:
+ * Check external link change only for external phys, and apply
+ * priority selection between them in case the link on both phys
+ * is up. Note that the instead of the common vars, a temporary
+ * vars argument is used since each phy may have different link/
+ * speed/duplex result
+ */
+ for (phy_index = EXT_PHY1; phy_index < params->num_phys;
+ phy_index++) {
+ struct bnx2x_phy *phy = ¶ms->phy[phy_index];
+ if (!phy->read_status)
+ continue;
+ /* Read link status and params of this ext phy */
+ cur_link_up = phy->read_status(phy, params,
+ &phy_vars[phy_index]);
+ if (cur_link_up) {
+ DP(NETIF_MSG_LINK, "phy in index %d link is up\n",
+ phy_index);
+ } else {
+ DP(NETIF_MSG_LINK, "phy in index %d link is down\n",
+ phy_index);
+ continue;
+ }
-{
- u8 val;
- struct bnx2x *bp = params->bp;
- u16 timeout;
- /* Initialization time after hot-plug may take up to 300ms for some
- phys type ( e.g. JDSU ) */
- for (timeout = 0; timeout < 60; timeout++) {
- if (bnx2x_read_sfp_module_eeprom(phy, params, 1, 1, &val)
- == 0) {
- DP(NETIF_MSG_LINK, "SFP+ module initialization "
- "took %d ms\n", timeout * 5);
- return 0;
+ if (!ext_phy_link_up) {
+ ext_phy_link_up = 1;
+ active_external_phy = phy_index;
}
- msleep(5);
}
- return -EINVAL;
-}
-
-static void bnx2x_8727_power_module(struct bnx2x *bp,
- struct bnx2x_phy *phy,
- u8 is_power_up) {
- /* Make sure GPIOs are not using for LED mode */
- u16 val;
- /*
- * In the GPIO register, bit 4 is use to detemine if the GPIOs are
- * operating as INPUT or as OUTPUT. Bit 1 is for input, and 0 for
- * output
- * Bits 0-1 determine the gpios value for OUTPUT in case bit 4 val is 0
- * Bits 8-9 determine the gpios value for INPUT in case bit 4 val is 1
- * where the 1st bit is the over-current(only input), and 2nd bit is
- * for power( only output )
+ prev_line_speed = vars->line_speed;
+ /**
+ * Step 2:
+ * Read the status of the internal phy. In case of
+ * DIRECT_SINGLE_MEDIA board, this link is the external link,
+ * otherwise this is the link between the 577xx and the first
+ * external phy
*/
-
- /*
- * In case of NOC feature is disabled and power is up, set GPIO control
- * as input to enable listening of over-current indication
+ if (params->phy[INT_PHY].read_status)
+ params->phy[INT_PHY].read_status(
+ ¶ms->phy[INT_PHY],
+ params, vars);
+ /**
+ * The INT_PHY flow control reside in the vars. This include the
+ * case where the speed or flow control are not set to AUTO.
+ * Otherwise, the active external phy flow control result is set
+ * to the vars. The ext_phy_line_speed is needed to check if the
+ * speed is different between the internal phy and external phy.
+ * This case may be result of intermediate link speed change.
*/
- if (phy->flags & FLAGS_NOC)
- return;
- if (!(phy->flags &
- FLAGS_NOC) && is_power_up)
- val = (1<<4);
- else
- /*
- * Set GPIO control to OUTPUT, and set the power bit
- * to according to the is_power_up
+ if (active_external_phy > INT_PHY) {
+ vars->flow_ctrl = phy_vars[active_external_phy].flow_ctrl;
+ /**
+ * Link speed is taken from the XGXS. AN and FC result from
+ * the external phy.
*/
- val = ((!(is_power_up)) << 1);
-
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8727_GPIO_CTRL,
- val);
-}
+ vars->link_status |= phy_vars[active_external_phy].link_status;
+ ext_phy_line_speed = phy_vars[active_external_phy].line_speed;
+ vars->duplex = phy_vars[active_external_phy].duplex;
+ if (params->phy[active_external_phy].supported &
+ SUPPORTED_FIBRE)
+ vars->link_status |= LINK_STATUS_SERDES_LINK;
+ DP(NETIF_MSG_LINK, "Active external phy selected: %x\n",
+ active_external_phy);
+ }
+ DP(NETIF_MSG_LINK, "vars->flow_ctrl = 0x%x, vars->link_status = 0x%x,"
+ " ext_phy_line_speed = %d\n", vars->flow_ctrl,
+ vars->link_status, ext_phy_line_speed);
+ /**
+ * Upon link speed change set the NIG into drain mode. Comes to
+ * deals with possible FIFO glitch due to clk change when speed
+ * is decreased without link down indicator
+ */
-static u8 bnx2x_sfp_module_detection(struct bnx2x_phy *phy,
- struct link_params *params)
-{
- struct bnx2x *bp = params->bp;
- u16 edc_mode;
- u8 rc = 0;
+ if (vars->phy_link_up) {
+ if (!(SINGLE_MEDIA_DIRECT(params)) && ext_phy_link_up &&
+ (ext_phy_line_speed != vars->line_speed)) {
+ DP(NETIF_MSG_LINK, "Internal link speed %d is"
+ " different than the external"
+ " link speed %d\n", vars->line_speed,
+ ext_phy_line_speed);
+ vars->phy_link_up = 0;
+ } else if (prev_line_speed != vars->line_speed) {
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE
+ + params->port*4, 0);
+ msleep(1);
+ }
+ }
- u32 val = REG_RD(bp, params->shmem_base +
- offsetof(struct shmem_region, dev_info.
- port_feature_config[params->port].config));
+ /* anything 10 and over uses the bmac */
+ link_10g = ((vars->line_speed == SPEED_10000) ||
+ (vars->line_speed == SPEED_12000) ||
+ (vars->line_speed == SPEED_12500) ||
+ (vars->line_speed == SPEED_13000) ||
+ (vars->line_speed == SPEED_15000) ||
+ (vars->line_speed == SPEED_16000));
- DP(NETIF_MSG_LINK, "SFP+ module plugged in/out detected on port %d\n",
- params->port);
+ bnx2x_link_int_ack(params, vars, link_10g, is_mi_int);
- if (bnx2x_get_edc_mode(phy, params, &edc_mode) != 0) {
- DP(NETIF_MSG_LINK, "Failed to get valid module type\n");
- return -EINVAL;
- } else if (bnx2x_verify_sfp_module(phy, params) !=
- 0) {
- /* check SFP+ module compatibility */
- DP(NETIF_MSG_LINK, "Module verification failed!!\n");
- rc = -EINVAL;
- /* Turn on fault module-detected led */
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
- MISC_REGISTERS_GPIO_HIGH,
- params->port);
- if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) &&
- ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
- PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_POWER_DOWN)) {
- /* Shutdown SFP+ module */
- DP(NETIF_MSG_LINK, "Shutdown SFP+ module!!\n");
- bnx2x_8727_power_module(bp, phy, 0);
- return rc;
+ /**
+ * In case external phy link is up, and internal link is down
+ * (not initialized yet probably after link initialization, it
+ * needs to be initialized.
+ * Note that after link down-up as result of cable plug, the xgxs
+ * link would probably become up again without the need
+ * initialize it
+ */
+ if (!(SINGLE_MEDIA_DIRECT(params))) {
+ DP(NETIF_MSG_LINK, "ext_phy_link_up = %d, int_link_up = %d,"
+ " init_preceding = %d\n", ext_phy_link_up,
+ vars->phy_link_up,
+ params->phy[EXT_PHY1].flags &
+ FLAGS_INIT_XGXS_FIRST);
+ if (!(params->phy[EXT_PHY1].flags &
+ FLAGS_INIT_XGXS_FIRST)
+ && ext_phy_link_up && !vars->phy_link_up) {
+ vars->line_speed = ext_phy_line_speed;
+ if (vars->line_speed < SPEED_1000)
+ vars->phy_flags |= PHY_SGMII_FLAG;
+ else
+ vars->phy_flags &= ~PHY_SGMII_FLAG;
+ bnx2x_init_internal_phy(¶ms->phy[INT_PHY],
+ params,
+ vars);
}
- } else {
- /* Turn off fault module-detected led */
- DP(NETIF_MSG_LINK, "Turn off fault module-detected led\n");
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
- MISC_REGISTERS_GPIO_LOW,
- params->port);
}
-
- /* power up the SFP module */
- if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727)
- bnx2x_8727_power_module(bp, phy, 1);
-
- /* Check and set limiting mode / LRM mode on 8726.
- On 8727 it is done automatically */
- if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726)
- bnx2x_8726_set_limiting_mode(bp, phy, edc_mode);
- else
- bnx2x_8727_set_limiting_mode(bp, phy, edc_mode);
- /*
- * Enable transmit for this module if the module is approved, or
- * if unapproved modules should also enable the Tx laser
+ /**
+ * Link is up only if both local phy and external phy (in case of
+ * non-direct board) are up
*/
- if (rc == 0 ||
- (val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) !=
- PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER)
- bnx2x_sfp_set_transmitter(bp, phy, params->port, 1);
+ vars->link_up = (vars->phy_link_up &&
+ (ext_phy_link_up ||
+ SINGLE_MEDIA_DIRECT(params)));
+
+ if (vars->link_up)
+ rc = bnx2x_update_link_up(params, vars, link_10g);
else
- bnx2x_sfp_set_transmitter(bp, phy, params->port, 0);
+ rc = bnx2x_update_link_down(params, vars);
return rc;
}
-void bnx2x_handle_module_detect_int(struct link_params *params)
-{
- struct bnx2x *bp = params->bp;
- struct bnx2x_phy *phy = ¶ms->phy[EXT_PHY1];
- u32 gpio_val;
- u8 port = params->port;
-
- /* Set valid module led off */
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
- MISC_REGISTERS_GPIO_HIGH,
- params->port);
-
- /* Get current gpio val refelecting module plugged in / out*/
- gpio_val = bnx2x_get_gpio(bp, MISC_REGISTERS_GPIO_3, port);
-
- /* Call the handling function in case module is detected */
- if (gpio_val == 0) {
- bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3,
- MISC_REGISTERS_GPIO_INT_OUTPUT_CLR,
- port);
+/*****************************************************************************/
+/* External Phy section */
+/*****************************************************************************/
+void bnx2x_ext_phy_hw_reset(struct bnx2x *bp, u8 port)
+{
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
+ msleep(1);
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH, port);
+}
- if (bnx2x_wait_for_sfp_module_initialized(phy, params) == 0)
- bnx2x_sfp_module_detection(phy, params);
- else
- DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n");
- } else {
- u32 val = REG_RD(bp, params->shmem_base +
- offsetof(struct shmem_region, dev_info.
- port_feature_config[params->port].
- config));
+static void bnx2x_save_spirom_version(struct bnx2x *bp, u8 port,
+ u32 spirom_ver, u32 ver_addr)
+{
+ DP(NETIF_MSG_LINK, "FW version 0x%x:0x%x for port %d\n",
+ (u16)(spirom_ver>>16), (u16)spirom_ver, port);
- bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3,
- MISC_REGISTERS_GPIO_INT_OUTPUT_SET,
- port);
- /* Module was plugged out. */
- /* Disable transmit for this module */
- if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
- PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER)
- bnx2x_sfp_set_transmitter(bp, phy, params->port, 0);
- }
+ if (ver_addr)
+ REG_WR(bp, ver_addr, spirom_ver);
}
-static void bnx2x_807x_force_10G(struct bnx2x *bp, struct bnx2x_phy *phy)
+static void bnx2x_save_bcm_spirom_ver(struct bnx2x *bp,
+ struct bnx2x_phy *phy,
+ u8 port)
{
- /* Force KR or KX */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0x000b);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_BCM_CTRL, 0x0000);
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000);
+ u16 fw_ver1, fw_ver2;
+
+ bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER1, &fw_ver1);
+ bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2, &fw_ver2);
+ bnx2x_save_spirom_version(bp, port, (u32)(fw_ver1<<16 | fw_ver2),
+ phy->ver_addr);
}
-static void bnx2x_8073_set_xaui_low_power_mode(struct bnx2x *bp,
- struct bnx2x_phy *phy)
+static void bnx2x_ext_phy_set_pause(struct link_params *params,
+ struct bnx2x_phy *phy,
+ struct link_vars *vars)
{
u16 val;
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, &val);
+ struct bnx2x *bp = params->bp;
+ /* read modify write pause advertizing */
+ bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, &val);
- if (val == 0) {
- /* Mustn't set low power mode in 8073 A0 */
- return;
- }
+ val &= ~MDIO_AN_REG_ADV_PAUSE_BOTH;
- /* Disable PLL sequencer (use read-modify-write to clear bit 13) */
- bnx2x_cl45_read(bp, phy,
+ /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */
+ bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
+ if ((vars->ieee_fc &
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) {
+ val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC;
+ }
+ if ((vars->ieee_fc &
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) {
+ val |= MDIO_AN_REG_ADV_PAUSE_PAUSE;
+ }
+ DP(NETIF_MSG_LINK, "Ext phy AN advertize 0x%x\n", val);
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, val);
+}
+
+static u8 bnx2x_ext_phy_resolve_fc(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u16 ld_pause; /* local */
+ u16 lp_pause; /* link partner */
+ u16 pause_result;
+ u8 ret = 0;
+ /* read twice */
+
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
+
+ if (phy->req_flow_ctrl != BNX2X_FLOW_CTRL_AUTO)
+ vars->flow_ctrl = phy->req_flow_ctrl;
+ else if (phy->req_line_speed != SPEED_AUTO_NEG)
+ vars->flow_ctrl = params->req_fc_auto_adv;
+ else if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
+ ret = 1;
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_ADV_PAUSE, &ld_pause);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_LP_AUTO_NEG, &lp_pause);
+ pause_result = (ld_pause &
+ MDIO_AN_REG_ADV_PAUSE_MASK) >> 8;
+ pause_result |= (lp_pause &
+ MDIO_AN_REG_ADV_PAUSE_MASK) >> 10;
+ DP(NETIF_MSG_LINK, "Ext PHY pause result 0x%x\n",
+ pause_result);
+ bnx2x_pause_resolve(vars, pause_result);
+ }
+ return ret;
+}
+
+static void bnx2x_ext_phy_10G_an_resolve(struct bnx2x *bp,
+ struct bnx2x_phy *phy,
+ struct link_vars *vars)
+{
+ u16 val;
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_STATUS, &val);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_STATUS, &val);
+ if (val & (1<<5))
+ vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
+ if ((val & (1<<0)) == 0)
+ vars->link_status |= LINK_STATUS_PARALLEL_DETECTION_USED;
+}
+
+/******************************************************************/
+/* common BCM8073/BCM8727 PHY SECTION */
+/******************************************************************/
+static void bnx2x_8073_resolve_fc(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ if (phy->req_line_speed == SPEED_10 ||
+ phy->req_line_speed == SPEED_100) {
+ vars->flow_ctrl = phy->req_flow_ctrl;
+ return;
+ }
+
+ if (bnx2x_ext_phy_resolve_fc(phy, params, vars) &&
+ (vars->flow_ctrl == BNX2X_FLOW_CTRL_NONE)) {
+ u16 pause_result;
+ u16 ld_pause; /* local */
+ u16 lp_pause; /* link partner */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_FC_LD, &ld_pause);
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_CL37_FC_LP, &lp_pause);
+ pause_result = (ld_pause &
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 5;
+ pause_result |= (lp_pause &
+ MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7;
+
+ bnx2x_pause_resolve(vars, pause_result);
+ DP(NETIF_MSG_LINK, "Ext PHY CL37 pause result 0x%x\n",
+ pause_result);
+ }
+}
+
+static void bnx2x_8073_8727_external_rom_boot(struct bnx2x *bp,
+ struct bnx2x_phy *phy,
+ u8 port)
+{
+ /* Boot port from external ROM */
+ /* EDC grst */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ 0x0001);
+
+ /* ucode reboot and rst */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ 0x008c);
+
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0001);
+
+ /* Reset internal microprocessor */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
+
+ /* Release srst bit */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
+
+ /* wait for 120ms for code download via SPI port */
+ msleep(120);
+
+ /* Clear ser_boot_ctl bit */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0000);
+ bnx2x_save_bcm_spirom_ver(bp, phy, port);
+}
+
+static void bnx2x_8073_set_xaui_low_power_mode(struct bnx2x *bp,
+ struct bnx2x_phy *phy)
+{
+ u16 val;
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV, &val);
+
+ if (val == 0) {
+ /* Mustn't set low power mode in 8073 A0 */
+ return;
+ }
+
+ /* Disable PLL sequencer (use read-modify-write to clear bit 13) */
+ bnx2x_cl45_read(bp, phy,
MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, &val);
val &= ~(1<<13);
bnx2x_cl45_write(bp, phy,
bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val);
}
+/******************************************************************/
+/* BCM8073 PHY SECTION */
+/******************************************************************/
+static u8 bnx2x_8073_is_snr_needed(struct bnx2x *bp, struct bnx2x_phy *phy)
+{
+ /* This is only required for 8073A1, version 102 only */
+ u16 val;
+
+ /* Read 8073 HW revision*/
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8073_CHIP_REV, &val);
+
+ if (val != 1) {
+ /* No need to workaround in 8073 A1 */
+ return 0;
+ }
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2, &val);
+
+ /* SNR should be applied only for version 0x102 */
+ if (val != 0x102)
+ return 0;
+
+ return 1;
+}
+
+static u8 bnx2x_8073_xaui_wa(struct bnx2x *bp, struct bnx2x_phy *phy)
+{
+ u16 val, cnt, cnt1 ;
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8073_CHIP_REV, &val);
+
+ if (val > 0) {
+ /* No need to workaround in 8073 A1 */
+ return 0;
+ }
+ /* XAUI workaround in 8073 A0: */
+
+ /* After loading the boot ROM and restarting Autoneg,
+ poll Dev1, Reg $C820: */
+
+ for (cnt = 0; cnt < 1000; cnt++) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8073_SPEED_LINK_STATUS,
+ &val);
+ /* If bit [14] = 0 or bit [13] = 0, continue on with
+ system initialization (XAUI work-around not required,
+ as these bits indicate 2.5G or 1G link up). */
+ if (!(val & (1<<14)) || !(val & (1<<13))) {
+ DP(NETIF_MSG_LINK, "XAUI work-around not required\n");
+ return 0;
+ } else if (!(val & (1<<15))) {
+ DP(NETIF_MSG_LINK, "clc bit 15 went off\n");
+ /* If bit 15 is 0, then poll Dev1, Reg $C841 until
+ it's MSB (bit 15) goes to 1 (indicating that the
+ XAUI workaround has completed),
+ then continue on with system initialization.*/
+ for (cnt1 = 0; cnt1 < 1000; cnt1++) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8073_XAUI_WA, &val);
+ if (val & (1<<15)) {
+ DP(NETIF_MSG_LINK,
+ "XAUI workaround has completed\n");
+ return 0;
+ }
+ msleep(3);
+ }
+ break;
+ }
+ msleep(3);
+ }
+ DP(NETIF_MSG_LINK, "Warning: XAUI work-around timeout !!!\n");
+ return -EINVAL;
+}
+
+static void bnx2x_807x_force_10G(struct bnx2x *bp, struct bnx2x_phy *phy)
+{
+ /* Force KR or KX */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0x000b);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_BCM_CTRL, 0x0000);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x0000);
+}
+
static void bnx2x_8073_set_pause_cl37(struct link_params *params,
struct bnx2x_phy *phy,
struct link_vars *vars)
msleep(500);
}
-static void bnx2x_ext_phy_set_pause(struct link_params *params,
- struct bnx2x_phy *phy,
- struct link_vars *vars)
+static u8 bnx2x_8073_config_init(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
{
- u16 val;
struct bnx2x *bp = params->bp;
- /* read modify write pause advertizing */
- bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, &val);
-
- val &= ~MDIO_AN_REG_ADV_PAUSE_BOTH;
-
- /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */
- bnx2x_calc_ieee_aneg_adv(phy, params, &vars->ieee_fc);
- if ((vars->ieee_fc &
- MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) ==
- MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) {
- val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC;
- }
- if ((vars->ieee_fc &
- MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) ==
- MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) {
- val |= MDIO_AN_REG_ADV_PAUSE_PAUSE;
- }
- DP(NETIF_MSG_LINK, "Ext phy AN advertize 0x%x\n", val);
- bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV_PAUSE, val);
-}
+ u16 val = 0, tmp1;
+ u8 gpio_port;
+ DP(NETIF_MSG_LINK, "Init 8073\n");
-static void bnx2x_set_preemphasis(struct bnx2x_phy *phy,
- struct link_params *params)
-{
+ gpio_port = params->port;
+ /* Restore normal power mode*/
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port);
- u16 bank, i = 0;
- struct bnx2x *bp = params->bp;
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port);
- for (bank = MDIO_REG_BANK_RX0, i = 0; bank <= MDIO_REG_BANK_RX3;
- bank += (MDIO_REG_BANK_RX1-MDIO_REG_BANK_RX0), i++) {
- CL45_WR_OVER_CL22(bp, phy,
- bank,
- MDIO_RX0_RX_EQ_BOOST,
- phy->rx_preemphasis[i]);
- }
+ /* enable LASI */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL, (1<<2));
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x0004);
- for (bank = MDIO_REG_BANK_TX0, i = 0; bank <= MDIO_REG_BANK_TX3;
- bank += (MDIO_REG_BANK_TX1 - MDIO_REG_BANK_TX0), i++) {
- CL45_WR_OVER_CL22(bp, phy,
- bank,
- MDIO_TX0_TX_DRIVER,
- phy->tx_preemphasis[i]);
- }
-}
+ bnx2x_8073_set_pause_cl37(params, phy, vars);
-static void bnx2x_848xx_set_led(struct bnx2x *bp,
- struct bnx2x_phy *phy)
-{
- u16 val;
+ bnx2x_8073_set_xaui_low_power_mode(bp, phy);
- /* PHYC_CTL_LED_CTL */
bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
- val &= 0xFE00;
- val |= 0x0092;
-
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8481_LINK_SIGNAL, val);
-
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8481_LED1_MASK,
- 0x80);
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8481_LED2_MASK,
- 0x18);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &tmp1);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8481_LED3_MASK,
- 0x0040);
+ DP(NETIF_MSG_LINK, "Before rom RX_ALARM(port1): 0x%x\n", tmp1);
- /* 'Interrupt Mask' */
+ /* Enable CL37 BAM */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8073_BAM, &val);
bnx2x_cl45_write(bp, phy,
MDIO_AN_DEVAD,
- 0xFFFB, 0xFFFD);
-}
-
-static void bnx2x_init_internal_phy(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
-{
- struct bnx2x *bp = params->bp;
- u8 enable_cl73 = (SINGLE_MEDIA_DIRECT(params) ||
- (params->loopback_mode == LOOPBACK_XGXS_10));
- if (!(vars->phy_flags & PHY_SGMII_FLAG)) {
- if (SINGLE_MEDIA_DIRECT(params) &&
- (params->feature_config_flags &
- FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED))
- bnx2x_set_preemphasis(phy, params);
+ MDIO_AN_REG_8073_BAM, val | 1);
- /* forced speed requested? */
- if (vars->line_speed != SPEED_AUTO_NEG ||
- (SINGLE_MEDIA_DIRECT(params) &&
- params->loopback_mode == LOOPBACK_EXT)) {
- DP(NETIF_MSG_LINK, "not SGMII, no AN\n");
+ if (params->loopback_mode == LOOPBACK_EXT) {
+ bnx2x_807x_force_10G(bp, phy);
+ DP(NETIF_MSG_LINK, "Forced speed 10G on 807X\n");
+ return 0;
+ } else {
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_BCM_CTRL, 0x0002);
+ }
+ if (phy->req_line_speed != SPEED_AUTO_NEG) {
+ if (phy->req_line_speed == SPEED_10000) {
+ val = (1<<7);
+ } else if (phy->req_line_speed == SPEED_2500) {
+ val = (1<<5);
+ /* Note that 2.5G works only
+ when used with 1G advertisment */
+ } else
+ val = (1<<5);
+ } else {
+ val = 0;
+ if (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
+ val |= (1<<7);
- /* disable autoneg */
- bnx2x_set_autoneg(phy, params, vars, 0);
+ /* Note that 2.5G works only when
+ used with 1G advertisment */
+ if (phy->speed_cap_mask &
+ (PORT_HW_CFG_SPEED_CAPABILITY_D0_1G |
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G))
+ val |= (1<<5);
+ DP(NETIF_MSG_LINK, "807x autoneg val = 0x%x\n", val);
+ }
- /* program speed and duplex */
- bnx2x_program_serdes(phy, params, vars);
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV, val);
+ bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, &tmp1);
- } else { /* AN_mode */
- DP(NETIF_MSG_LINK, "not SGMII, AN\n");
+ if (((phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) &&
+ (phy->req_line_speed == SPEED_AUTO_NEG)) ||
+ (phy->req_line_speed == SPEED_2500)) {
+ u16 phy_ver;
+ /* Allow 2.5G for A1 and above */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV,
+ &phy_ver);
+ DP(NETIF_MSG_LINK, "Add 2.5G\n");
+ if (phy_ver > 0)
+ tmp1 |= 1;
+ else
+ tmp1 &= 0xfffe;
+ } else {
+ DP(NETIF_MSG_LINK, "Disable 2.5G\n");
+ tmp1 &= 0xfffe;
+ }
- /* AN enabled */
- bnx2x_set_brcm_cl37_advertisment(phy, params);
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, tmp1);
+ /* Add support for CL37 (passive mode) II */
- /* program duplex & pause advertisement (for aneg) */
- bnx2x_set_ieee_aneg_advertisment(phy, params,
- vars->ieee_fc);
+ bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &tmp1);
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD,
+ (tmp1 | ((phy->req_duplex == DUPLEX_FULL) ?
+ 0x20 : 0x40)));
- /* enable autoneg */
- bnx2x_set_autoneg(phy, params, vars, enable_cl73);
+ /* Add support for CL37 (passive mode) III */
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
- /* enable and restart AN */
- bnx2x_restart_autoneg(phy, params, enable_cl73);
- }
+ /* The SNR will improve about 2db by changing
+ BW and FEE main tap. Rest commands are executed
+ after link is up*/
+ if (bnx2x_8073_is_snr_needed(bp, phy))
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_EDC_FFE_MAIN,
+ 0xFB0C);
- } else { /* SGMII mode */
- DP(NETIF_MSG_LINK, "SGMII\n");
+ /* Enable FEC (Forware Error Correction) Request in the AN */
+ bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, &tmp1);
+ tmp1 |= (1<<15);
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, tmp1);
- bnx2x_initialize_sgmii_process(phy, params, vars);
- }
-}
+ bnx2x_ext_phy_set_pause(params, phy, vars);
-static u16 bnx2x_wait_reset_complete(struct bnx2x *bp,
- struct bnx2x_phy *phy)
-{
- u16 cnt, ctrl;
- /* Wait for soft reset to get cleared upto 1 sec */
- for (cnt = 0; cnt < 1000; cnt++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, &ctrl);
- if (!(ctrl & (1<<15)))
- break;
- msleep(1);
- }
- DP(NETIF_MSG_LINK, "control reg 0x%x (after %d ms)\n", ctrl, cnt);
- return cnt;
+ /* Restart autoneg */
+ msleep(500);
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
+ DP(NETIF_MSG_LINK, "807x Autoneg Restart: Advertise 1G=%x, 10G=%x\n",
+ ((val & (1<<5)) > 0), ((val & (1<<7)) > 0));
+ return 0;
}
-static u8 bnx2x_8705_config_init(struct bnx2x_phy *phy,
+static u8 bnx2x_8073_read_status(struct bnx2x_phy *phy,
struct link_params *params,
struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- DP(NETIF_MSG_LINK, "init 8705\n");
- /* Restore normal power mode*/
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
- MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
- /* HW reset */
- bnx2x_ext_phy_hw_reset(bp, params->port);
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040);
- bnx2x_wait_reset_complete(bp, phy);
+ u8 link_up = 0;
+ u16 val1, val2;
+ u16 link_status = 0;
+ u16 an1000_status = 0;
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL, 0x8288);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, 0x7fbf);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_CMU_PLL_BYPASS, 0x0100);
- bnx2x_cl45_write(bp, phy,
- MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_CNTL, 0x1);
- /* BCM8705 doesn't have microcode, hence the 0 */
- bnx2x_save_spirom_version(bp, params->port, params->shmem_base, 0);
- return 0;
-}
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1);
-static u8 bnx2x_8706_config_init(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
-{
- u16 cnt, val;
- struct bnx2x *bp = params->bp;
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
- MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
- /* HW reset */
- bnx2x_ext_phy_hw_reset(bp, params->port);
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040);
- bnx2x_wait_reset_complete(bp, phy);
+ DP(NETIF_MSG_LINK, "8703 LASI status 0x%x\n", val1);
- /* Wait until fw is loaded */
- for (cnt = 0; cnt < 100; cnt++) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER1, &val);
- if (val)
- break;
- msleep(10);
- }
- DP(NETIF_MSG_LINK, "XGXS 8706 is initialized after %d ms\n", cnt);
- if ((params->feature_config_flags &
- FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
- u8 i;
- u16 reg;
- for (i = 0; i < 4; i++) {
- reg = MDIO_XS_8706_REG_BANK_RX0 +
- i*(MDIO_XS_8706_REG_BANK_RX1 -
- MDIO_XS_8706_REG_BANK_RX0);
- bnx2x_cl45_read(bp, phy, MDIO_XS_DEVAD, reg, &val);
- /* Clear first 3 bits of the control */
- val &= ~0x7;
- /* Set control bits according to configuration */
- val |= (phy->rx_preemphasis[i] & 0x7);
- DP(NETIF_MSG_LINK, "Setting RX Equalizer to BCM8706"
- " reg 0x%x <-- val 0x%x\n", reg, val);
- bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, reg, val);
- }
+ /* clear the interrupt LASI status register */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "807x PCS status 0x%x->0x%x\n", val2, val1);
+ /* Clear MSG-OUT */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1);
+
+ /* Check the LASI */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &val2);
+
+ DP(NETIF_MSG_LINK, "KR 0x9003 0x%x\n", val2);
+
+ /* Check the link status */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2);
+ DP(NETIF_MSG_LINK, "KR PCS status 0x%x\n", val2);
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
+ link_up = ((val1 & 4) == 4);
+ DP(NETIF_MSG_LINK, "PMA_REG_STATUS=0x%x\n", val1);
+
+ if (link_up &&
+ ((phy->req_line_speed != SPEED_10000))) {
+ if (bnx2x_8073_xaui_wa(bp, phy) != 0)
+ return 0;
}
- /* Force speed */
- if (phy->req_line_speed == SPEED_10000) {
- DP(NETIF_MSG_LINK, "XGXS 8706 force 10Gbps\n");
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_DIGITAL_CTRL, 0x400);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 1);
- } else {
- /* Force 1Gbps using autoneg with 1G advertisment */
+ /* Check the link status on 1.1.2 */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "KR PMA status 0x%x->0x%x,"
+ "an_link_status=0x%x\n", val2, val1, an1000_status);
- /* Allow CL37 through CL73 */
- DP(NETIF_MSG_LINK, "XGXS 8706 AutoNeg\n");
+ link_up = (((val1 & 4) == 4) || (an1000_status & (1<<1)));
+ if (link_up && bnx2x_8073_is_snr_needed(bp, phy)) {
+ /* The SNR will improve about 2dbby
+ changing the BW and FEE main tap.*/
+ /* The 1st write to change FFE main
+ tap is set before restart AN */
+ /* Change PLL Bandwidth in EDC
+ register */
bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c);
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_PLL_BANDWIDTH,
+ 0x26BC);
- /* Enable Full-Duplex advertisment on CL37 */
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LP, 0x0020);
- /* Enable CL37 AN */
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
- /* 1G support */
+ /* Change CDR Bandwidth in EDC register */
bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_ADV, (1<<5));
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_CDR_BANDWIDTH,
+ 0x0333);
+ }
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_SPEED_LINK_STATUS,
+ &link_status);
- /* Enable clause 73 AN */
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
- 0x0400);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL,
- 0x0004);
+ /* Bits 0..2 --> speed detected, bits 13..15--> link is down */
+ if ((link_status & (1<<2)) && (!(link_status & (1<<15)))) {
+ link_up = 1;
+ vars->line_speed = SPEED_10000;
+ DP(NETIF_MSG_LINK, "port %x: External link up in 10G\n",
+ params->port);
+ } else if ((link_status & (1<<1)) && (!(link_status & (1<<14)))) {
+ link_up = 1;
+ vars->line_speed = SPEED_2500;
+ DP(NETIF_MSG_LINK, "port %x: External link up in 2.5G\n",
+ params->port);
+ } else if ((link_status & (1<<0)) && (!(link_status & (1<<13)))) {
+ link_up = 1;
+ vars->line_speed = SPEED_1000;
+ DP(NETIF_MSG_LINK, "port %x: External link up in 1G\n",
+ params->port);
+ } else {
+ link_up = 0;
+ DP(NETIF_MSG_LINK, "port %x: External link is down\n",
+ params->port);
}
- bnx2x_save_bcm_spirom_ver(bp, phy, params->port);
- return 0;
+
+ if (link_up) {
+ bnx2x_ext_phy_10G_an_resolve(bp, phy, vars);
+ bnx2x_8073_resolve_fc(phy, params, vars);
+ }
+ return link_up;
}
-static u8 bnx2x_8726_config_init(struct bnx2x_phy *phy,
+static void bnx2x_8073_link_reset(struct bnx2x_phy *phy,
+ struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 gpio_port;
+ gpio_port = params->port;
+ DP(NETIF_MSG_LINK, "Setting 8073 port %d into low power mode\n",
+ gpio_port);
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW,
+ gpio_port);
+}
+
+/******************************************************************/
+/* BCM8705 PHY SECTION */
+/******************************************************************/
+static u8 bnx2x_8705_config_init(struct bnx2x_phy *phy,
struct link_params *params,
struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- u32 val;
- u32 swap_val, swap_override, aeu_gpio_mask, offset;
- DP(NETIF_MSG_LINK, "Initializing BCM8726\n");
+ DP(NETIF_MSG_LINK, "init 8705\n");
/* Restore normal power mode*/
bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
-
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
- MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
-
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15);
+ /* HW reset */
+ bnx2x_ext_phy_hw_reset(bp, params->port);
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040);
bnx2x_wait_reset_complete(bp, phy);
- bnx2x_8726_external_rom_boot(phy, params);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_MISC_CTRL, 0x8288);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, 0x7fbf);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_CMU_PLL_BYPASS, 0x0100);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_CNTL, 0x1);
+ /* BCM8705 doesn't have microcode, hence the 0 */
+ bnx2x_save_spirom_version(bp, params->port, params->shmem_base, 0);
+ return 0;
+}
- /* Need to call module detected on initialization since
- the module detection triggered by actual module
- insertion might occur before driver is loaded, and when
- driver is loaded, it reset all registers, including the
- transmitter */
- bnx2x_sfp_module_detection(phy, params);
+static u8 bnx2x_8705_read_status(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ u8 link_up = 0;
+ u16 val1, rx_sd;
+ struct bnx2x *bp = params->bp;
+ DP(NETIF_MSG_LINK, "read status 8705\n");
+ bnx2x_cl45_read(bp, phy,
+ MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1);
- if (phy->req_line_speed == SPEED_1000) {
- DP(NETIF_MSG_LINK, "Setting 1G force\n");
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x5);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
- 0x400);
- } else if ((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) &&
- ((phy->speed_cap_mask &
- PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) !=
- PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
- DP(NETIF_MSG_LINK, "Setting 1G clause37\n");
- /* Set Flow control */
- bnx2x_ext_phy_set_pause(params, phy, vars);
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_ADV, 0x20);
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c);
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, 0x0020);
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
- /* Enable RX-ALARM control to receive
- interrupt for 1G speed change */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x4);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
- 0x400);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1);
- } else { /* Default 10G. Set only LASI control */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 1);
- }
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd);
- /* Set TX PreEmphasis if needed */
- if ((params->feature_config_flags &
- FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
- DP(NETIF_MSG_LINK, "Setting TX_CTRL1 0x%x,"
- "TX_CTRL2 0x%x\n",
- phy->tx_preemphasis[0],
- phy->tx_preemphasis[1]);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8726_TX_CTRL1,
- phy->tx_preemphasis[0]);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, 0xc809, &val1);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, 0xc809, &val1);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8726_TX_CTRL2,
- phy->tx_preemphasis[1]);
+ DP(NETIF_MSG_LINK, "8705 1.c809 val=0x%x\n", val1);
+ link_up = ((rx_sd & 0x1) && (val1 & (1<<9)) && ((val1 & (1<<8)) == 0));
+ if (link_up) {
+ vars->line_speed = SPEED_10000;
+ bnx2x_ext_phy_resolve_fc(phy, params, vars);
}
+ return link_up;
+}
- /* Set GPIO3 to trigger SFP+ module insertion/removal */
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3,
- MISC_REGISTERS_GPIO_INPUT_HI_Z, params->port);
+/******************************************************************/
+/* SFP+ module Section */
+/******************************************************************/
+static void bnx2x_sfp_set_transmitter(struct bnx2x *bp,
+ struct bnx2x_phy *phy,
+ u8 port,
+ u8 tx_en)
+{
+ u16 val;
- /* The GPIO should be swapped if the swap register is set and active */
- swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
- swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE);
+ DP(NETIF_MSG_LINK, "Setting transmitter tx_en=%x for port %x\n",
+ tx_en, port);
+ /* Disable/Enable transmitter ( TX laser of the SFP+ module.)*/
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER,
+ &val);
- /* Select function upon port-swap configuration */
- if (params->port == 0) {
- offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0;
- aeu_gpio_mask = (swap_val && swap_override) ?
- AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 :
- AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0;
- } else {
- offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0;
- aeu_gpio_mask = (swap_val && swap_override) ?
- AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 :
- AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1;
- }
- val = REG_RD(bp, offset);
- /* add GPIO3 to group */
- val |= aeu_gpio_mask;
- REG_WR(bp, offset, val);
- return 0;
+ if (tx_en)
+ val &= ~(1<<15);
+ else
+ val |= (1<<15);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER,
+ val);
}
-static u8 bnx2x_8073_config_init(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+static u8 bnx2x_8726_read_sfp_module_eeprom(struct bnx2x_phy *phy,
+ struct link_params *params,
+ u16 addr, u8 byte_cnt, u8 *o_buf)
{
struct bnx2x *bp = params->bp;
- u16 val = 0, tmp1;
- u8 gpio_port;
- DP(NETIF_MSG_LINK, "Init 8073\n");
-
- gpio_port = params->port;
- /* Restore normal power mode*/
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
- MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port);
-
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
- MISC_REGISTERS_GPIO_OUTPUT_HIGH, gpio_port);
-
- /* enable LASI */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL, (1<<2));
+ u16 val = 0;
+ u16 i;
+ if (byte_cnt > 16) {
+ DP(NETIF_MSG_LINK, "Reading from eeprom is"
+ " is limited to 0xf\n");
+ return -EINVAL;
+ }
+ /* Set the read command byte count */
bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x0004);
-
- bnx2x_8073_set_pause_cl37(params, phy, vars);
-
- bnx2x_8073_set_xaui_low_power_mode(bp, phy);
-
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1);
-
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &tmp1);
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT,
+ (byte_cnt | 0xa000));
- DP(NETIF_MSG_LINK, "Before rom RX_ALARM(port1): 0x%x\n", tmp1);
+ /* Set the read command address */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR,
+ addr);
- /* Enable CL37 BAM */
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8073_BAM, &val);
+ /* Activate read command */
bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8073_BAM, val | 1);
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_SFP_TWO_WIRE_CTRL,
+ 0x2c0f);
- if (params->loopback_mode == LOOPBACK_EXT) {
- bnx2x_807x_force_10G(bp, phy);
- DP(NETIF_MSG_LINK, "Forced speed 10G on 807X\n");
- return 0;
- } else {
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_BCM_CTRL, 0x0002);
+ /* Wait up to 500us for command complete status */
+ for (i = 0; i < 100; i++) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
+ if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
+ MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE)
+ break;
+ udelay(5);
}
- if (phy->req_line_speed != SPEED_AUTO_NEG) {
- if (phy->req_line_speed == SPEED_10000) {
- val = (1<<7);
- } else if (phy->req_line_speed == SPEED_2500) {
- val = (1<<5);
- /* Note that 2.5G works only
- when used with 1G advertisment */
- } else
- val = (1<<5);
- } else {
- val = 0;
- if (phy->speed_cap_mask &
- PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)
- val |= (1<<7);
- /* Note that 2.5G works only when
- used with 1G advertisment */
- if (phy->speed_cap_mask &
- (PORT_HW_CFG_SPEED_CAPABILITY_D0_1G |
- PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G))
- val |= (1<<5);
- DP(NETIF_MSG_LINK, "807x autoneg val = 0x%x\n", val);
+ if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) !=
+ MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) {
+ DP(NETIF_MSG_LINK,
+ "Got bad status 0x%x when reading from SFP+ EEPROM\n",
+ (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK));
+ return -EINVAL;
}
- bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV, val);
- bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, &tmp1);
-
- if (((phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) &&
- (phy->req_line_speed == SPEED_AUTO_NEG)) ||
- (phy->req_line_speed == SPEED_2500)) {
- u16 phy_ver;
- /* Allow 2.5G for A1 and above */
+ /* Read the buffer */
+ for (i = 0; i < byte_cnt; i++) {
bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_CHIP_REV,
- &phy_ver);
- DP(NETIF_MSG_LINK, "Add 2.5G\n");
- if (phy_ver > 0)
- tmp1 |= 1;
- else
- tmp1 &= 0xfffe;
- } else {
- DP(NETIF_MSG_LINK, "Disable 2.5G\n");
- tmp1 &= 0xfffe;
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8726_TWO_WIRE_DATA_BUF + i, &val);
+ o_buf[i] = (u8)(val & MDIO_PMA_REG_8726_TWO_WIRE_DATA_MASK);
}
- bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_8073_2_5G, tmp1);
- /* Add support for CL37 (passive mode) II */
-
- bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, &tmp1);
- bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD,
- (tmp1 | ((phy->req_duplex == DUPLEX_FULL) ?
- 0x20 : 0x40)));
-
- /* Add support for CL37 (passive mode) III */
- bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
-
- /* The SNR will improve about 2db by changing
- BW and FEE main tap. Rest commands are executed
- after link is up*/
- if (bnx2x_8073_is_snr_needed(bp, phy))
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_EDC_FFE_MAIN,
- 0xFB0C);
-
- /* Enable FEC (Forware Error Correction) Request in the AN */
- bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, &tmp1);
- tmp1 |= (1<<15);
- bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_ADV2, tmp1);
-
- bnx2x_ext_phy_set_pause(params, phy, vars);
-
- /* Restart autoneg */
- msleep(500);
- bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
- DP(NETIF_MSG_LINK, "807x Autoneg Restart: Advertise 1G=%x, 10G=%x\n",
- ((val & (1<<5)) > 0), ((val & (1<<7)) > 0));
- return 0;
+ for (i = 0; i < 100; i++) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
+ if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
+ MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE)
+ return 0;;
+ msleep(1);
+ }
+ return -EINVAL;
}
-
-static u8 bnx2x_8727_config_init(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+static u8 bnx2x_8727_read_sfp_module_eeprom(struct bnx2x_phy *phy,
+ struct link_params *params,
+ u16 addr, u8 byte_cnt, u8 *o_buf)
{
- u16 tmp1, val, mod_abs;
- u16 rx_alarm_ctrl_val;
- u16 lasi_ctrl_val;
struct bnx2x *bp = params->bp;
- /* Enable PMD link, MOD_ABS_FLT, and 1G link alarm */
+ u16 val, i;
- bnx2x_wait_reset_complete(bp, phy);
- rx_alarm_ctrl_val = (1<<2) | (1<<5) ;
- lasi_ctrl_val = 0x0004;
+ if (byte_cnt > 16) {
+ DP(NETIF_MSG_LINK, "Reading from eeprom is"
+ " is limited to 0xf\n");
+ return -EINVAL;
+ }
- DP(NETIF_MSG_LINK, "Initializing BCM8727\n");
- /* enable LASI */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
- rx_alarm_ctrl_val);
+ /* Need to read from 1.8000 to clear it */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_SFP_TWO_WIRE_CTRL,
+ &val);
+ /* Set the read command byte count */
bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, lasi_ctrl_val);
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_SFP_TWO_WIRE_BYTE_CNT,
+ ((byte_cnt < 2) ? 2 : byte_cnt));
- /* Initially configure MOD_ABS to interrupt when
- module is presence( bit 8) */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs);
- /* Set EDC off by setting OPTXLOS signal input to low
- (bit 9).
- When the EDC is off it locks onto a reference clock and
- avoids becoming 'lost'.*/
- mod_abs &= ~((1<<8) | (1<<9));
+ /* Set the read command address */
bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
-
-
- /* Make MOD_ABS give interrupt on change */
- bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL,
- &val);
- val |= (1<<12);
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_SFP_TWO_WIRE_MEM_ADDR,
+ addr);
+ /* Set the destination address */
bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, val);
- /* Set 8727 GPIOs to input to allow reading from the
- 8727 GPIO0 status which reflect SFP+ module
- over-current */
+ MDIO_PMA_DEVAD,
+ 0x8004,
+ MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF);
- bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL,
- &val);
- val &= 0xff8f; /* Reset bits 4-6 */
+ /* Activate read command */
bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, val);
-
- bnx2x_8727_power_module(bp, phy, 1);
-
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1);
-
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &tmp1);
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_SFP_TWO_WIRE_CTRL,
+ 0x8002);
+ /* Wait appropriate time for two-wire command to finish before
+ polling the status register */
+ msleep(1);
- /* Set option 1G speed */
- if (phy->req_line_speed == SPEED_1000) {
- DP(NETIF_MSG_LINK, "Setting 1G force\n");
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD);
+ /* Wait up to 500us for command complete status */
+ for (i = 0; i < 100; i++) {
bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, &tmp1);
- DP(NETIF_MSG_LINK, "1.7 = 0x%x\n", tmp1);
- } else if ((phy->req_line_speed == SPEED_AUTO_NEG) &&
- ((phy->speed_cap_mask &
- PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) &&
- ((phy->speed_cap_mask &
- PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) !=
- PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
-
- DP(NETIF_MSG_LINK, "Setting 1G clause37\n");
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL, 0);
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1300);
- } else {
- /**
- * Since the 8727 has only single reset pin, need to set the 10G
- * registers although it is default
- */
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL,
- 0x0020);
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x0100);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2,
- 0x0008);
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
+ if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
+ MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE)
+ break;
+ udelay(5);
}
+ if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) !=
+ MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_COMPLETE) {
+ DP(NETIF_MSG_LINK,
+ "Got bad status 0x%x when reading from SFP+ EEPROM\n",
+ (val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK));
+ return -EINVAL;
+ }
- /* Set 2-wire transfer rate of SFP+ module EEPROM
- * to 100Khz since some DACs(direct attached cables) do
- * not work at 400Khz.
- */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TWO_WIRE_SLAVE_ADDR,
- 0xa001);
-
- /* Set TX PreEmphasis if needed */
- if ((params->feature_config_flags &
- FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
- DP(NETIF_MSG_LINK, "Setting TX_CTRL1 0x%x, TX_CTRL2 0x%x\n",
- phy->tx_preemphasis[0],
- phy->tx_preemphasis[1]);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL1,
- phy->tx_preemphasis[0]);
+ /* Read the buffer */
+ for (i = 0; i < byte_cnt; i++) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8727_TWO_WIRE_DATA_BUF + i, &val);
+ o_buf[i] = (u8)(val & MDIO_PMA_REG_8727_TWO_WIRE_DATA_MASK);
+ }
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL2,
- phy->tx_preemphasis[1]);
+ for (i = 0; i < 100; i++) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_SFP_TWO_WIRE_CTRL, &val);
+ if ((val & MDIO_PMA_REG_SFP_TWO_WIRE_CTRL_STATUS_MASK) ==
+ MDIO_PMA_REG_SFP_TWO_WIRE_STATUS_IDLE)
+ return 0;;
+ msleep(1);
}
- return 0;
+ return -EINVAL;
}
-static u8 bnx2x_7101_config_init(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+u8 bnx2x_read_sfp_module_eeprom(struct bnx2x_phy *phy,
+ struct link_params *params, u16 addr,
+ u8 byte_cnt, u8 *o_buf)
{
- u16 fw_ver1, fw_ver2, val;
- struct bnx2x *bp = params->bp;
- DP(NETIF_MSG_LINK, "Setting the SFX7101 LASI indication\n");
-
- /* Restore normal power mode*/
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
- MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
- /* HW reset */
- bnx2x_ext_phy_hw_reset(bp, params->port);
- bnx2x_wait_reset_complete(bp, phy);
-
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x1);
- DP(NETIF_MSG_LINK, "Setting the SFX7101 LED to blink on traffic\n");
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_7107_LED_CNTL, (1<<3));
-
- bnx2x_ext_phy_set_pause(params, phy, vars);
- /* Restart autoneg */
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, &val);
- val |= 0x200;
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, val);
-
- /* Save spirom version */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER1, &fw_ver1);
-
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER2, &fw_ver2);
- bnx2x_save_spirom_version(bp, params->port,
- (u32)(fw_ver1<<16 | fw_ver2), phy->ver_addr);
- return 0;
+ if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726)
+ return bnx2x_8726_read_sfp_module_eeprom(phy, params, addr,
+ byte_cnt, o_buf);
+ else if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727)
+ return bnx2x_8727_read_sfp_module_eeprom(phy, params, addr,
+ byte_cnt, o_buf);
+ return -EINVAL;
}
-static u8 bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+static u8 bnx2x_get_edc_mode(struct bnx2x_phy *phy,
+ struct link_params *params,
+ u16 *edc_mode)
{
struct bnx2x *bp = params->bp;
- u16 autoneg_val, an_1000_val, an_10_100_val;
- bnx2x_wait_reset_complete(bp, phy);
- bnx2x_bits_en(bp, NIG_REG_LATCH_BC_0 + params->port*4,
- 1 << NIG_LATCH_BC_ENABLE_MI_INT);
+ u8 val, check_limiting_mode = 0;
+ *edc_mode = EDC_MODE_LIMITING;
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0000);
- bnx2x_848xx_set_led(bp, phy);
- /* set 1000 speed advertisement */
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL,
- &an_1000_val);
+ /* First check for copper cable */
+ if (bnx2x_read_sfp_module_eeprom(phy,
+ params,
+ SFP_EEPROM_CON_TYPE_ADDR,
+ 1,
+ &val) != 0) {
+ DP(NETIF_MSG_LINK, "Failed to read from SFP+ module EEPROM\n");
+ return -EINVAL;
+ }
- bnx2x_ext_phy_set_pause(params, phy, vars);
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8481_LEGACY_AN_ADV,
- &an_10_100_val);
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_MII_CTRL,
- &autoneg_val);
- /* Disable forced speed */
- autoneg_val &= ~((1<<6) | (1<<8) | (1<<9) | (1<<12) | (1<<13));
- an_10_100_val &= ~((1<<5) | (1<<6) | (1<<7) | (1<<8));
+ switch (val) {
+ case SFP_EEPROM_CON_TYPE_VAL_COPPER:
+ {
+ u8 copper_module_type;
- if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
- (phy->req_line_speed == SPEED_1000)) {
- an_1000_val |= (1<<8);
- autoneg_val |= (1<<9 | 1<<12);
- if (phy->req_duplex == DUPLEX_FULL)
- an_1000_val |= (1<<9);
- DP(NETIF_MSG_LINK, "Advertising 1G\n");
- } else
- an_1000_val &= ~((1<<8) | (1<<9));
-
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL,
- an_1000_val);
-
- /* set 10 speed advertisement */
- if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- (PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL |
- PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)))) {
- an_10_100_val |= (1<<7);
- /* Enable autoneg and restart autoneg for legacy speeds */
- autoneg_val |= (1<<9 | 1<<12);
-
- if (phy->req_duplex == DUPLEX_FULL)
- an_10_100_val |= (1<<8);
- DP(NETIF_MSG_LINK, "Advertising 100M\n");
- }
- /* set 10 speed advertisement */
- if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- (PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL |
- PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)))) {
- an_10_100_val |= (1<<5);
- autoneg_val |= (1<<9 | 1<<12);
- if (phy->req_duplex == DUPLEX_FULL)
- an_10_100_val |= (1<<6);
- DP(NETIF_MSG_LINK, "Advertising 10M\n");
- }
+ /* Check if its active cable( includes SFP+ module)
+ of passive cable*/
+ if (bnx2x_read_sfp_module_eeprom(phy,
+ params,
+ SFP_EEPROM_FC_TX_TECH_ADDR,
+ 1,
+ &copper_module_type) !=
+ 0) {
+ DP(NETIF_MSG_LINK,
+ "Failed to read copper-cable-type"
+ " from SFP+ EEPROM\n");
+ return -EINVAL;
+ }
- /* Only 10/100 are allowed to work in FORCE mode */
- if (phy->req_line_speed == SPEED_100) {
- autoneg_val |= (1<<13);
- /* Enabled AUTO-MDIX when autoneg is disabled */
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
- (1<<15 | 1<<9 | 7<<0));
- DP(NETIF_MSG_LINK, "Setting 100M force\n");
+ if (copper_module_type &
+ SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_ACTIVE) {
+ DP(NETIF_MSG_LINK, "Active Copper cable detected\n");
+ check_limiting_mode = 1;
+ } else if (copper_module_type &
+ SFP_EEPROM_FC_TX_TECH_BITMASK_COPPER_PASSIVE) {
+ DP(NETIF_MSG_LINK, "Passive Copper"
+ " cable detected\n");
+ *edc_mode =
+ EDC_MODE_PASSIVE_DAC;
+ } else {
+ DP(NETIF_MSG_LINK, "Unknown copper-cable-"
+ "type 0x%x !!!\n", copper_module_type);
+ return -EINVAL;
+ }
+ break;
}
- if (phy->req_line_speed == SPEED_10) {
- /* Enabled AUTO-MDIX when autoneg is disabled */
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
- (1<<15 | 1<<9 | 7<<0));
- DP(NETIF_MSG_LINK, "Setting 10M force\n");
+ case SFP_EEPROM_CON_TYPE_VAL_LC:
+ DP(NETIF_MSG_LINK, "Optic module detected\n");
+ check_limiting_mode = 1;
+ break;
+ default:
+ DP(NETIF_MSG_LINK, "Unable to determine module type 0x%x !!!\n",
+ val);
+ return -EINVAL;
}
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_AN_ADV,
- an_10_100_val);
-
- if (phy->req_duplex == DUPLEX_FULL)
- autoneg_val |= (1<<8);
-
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8481_LEGACY_MII_CTRL, autoneg_val);
-
- if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
- (phy->speed_cap_mask &
- PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) ||
- (phy->req_line_speed == SPEED_10000)) {
- DP(NETIF_MSG_LINK, "Advertising 10G\n");
- /* Restart autoneg for 10G*/
-
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_CTRL,
- 0x3200);
- } else if (phy->req_line_speed != SPEED_10 &&
- phy->req_line_speed != SPEED_100) {
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8481_10GBASE_T_AN_CTRL,
- 1);
+ if (check_limiting_mode) {
+ u8 options[SFP_EEPROM_OPTIONS_SIZE];
+ if (bnx2x_read_sfp_module_eeprom(phy,
+ params,
+ SFP_EEPROM_OPTIONS_ADDR,
+ SFP_EEPROM_OPTIONS_SIZE,
+ options) != 0) {
+ DP(NETIF_MSG_LINK, "Failed to read Option"
+ " field from module EEPROM\n");
+ return -EINVAL;
+ }
+ if ((options[0] & SFP_EEPROM_OPTIONS_LINEAR_RX_OUT_MASK))
+ *edc_mode = EDC_MODE_LINEAR;
+ else
+ *edc_mode = EDC_MODE_LIMITING;
}
- /* Save spirom version */
- bnx2x_save_848xx_spirom_version(phy, params);
-
+ DP(NETIF_MSG_LINK, "EDC mode is set to 0x%x\n", *edc_mode);
return 0;
}
-
-static u8 bnx2x_848x3_config_init(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+/* This function read the relevant field from the module ( SFP+ ),
+ and verify it is compliant with this board */
+static u8 bnx2x_verify_sfp_module(struct bnx2x_phy *phy,
+ struct link_params *params)
{
struct bnx2x *bp = params->bp;
- u16 temp;
- msleep(1);
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3,
- MISC_REGISTERS_GPIO_OUTPUT_HIGH,
- params->port);
- msleep(200); /* 100 is not enough */
+ u32 val;
+ u32 fw_resp;
+ char vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE+1];
+ char vendor_pn[SFP_EEPROM_PART_NO_SIZE+1];
- /**
- * BCM84823 requires that XGXS links up first @ 10G for normal
- * behavior
- */
- temp = vars->line_speed;
- vars->line_speed = SPEED_10000;
- bnx2x_set_autoneg(phy, params, vars, 0);
- bnx2x_program_serdes(phy, params, vars);
- vars->line_speed = temp;
- return bnx2x_848xx_cmn_config_init(phy, params, vars);
-}
+ val = REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region, dev_info.
+ port_feature_config[params->port].config));
+ if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
+ PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_NO_ENFORCEMENT) {
+ DP(NETIF_MSG_LINK, "NOT enforcing module verification\n");
+ return 0;
+ }
-static u8 bnx2x_8481_config_init(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
-{
- struct bnx2x *bp = params->bp;
- /* Restore normal power mode*/
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
- MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
+ /* Ask the FW to validate the module */
+ if (!(params->feature_config_flags &
+ FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY)) {
+ DP(NETIF_MSG_LINK, "FW does not support OPT MDL "
+ "verification\n");
+ return -EINVAL;
+ }
- /* HW reset */
- bnx2x_ext_phy_hw_reset(bp, params->port);
+ fw_resp = bnx2x_fw_command(bp, DRV_MSG_CODE_VRFY_OPT_MDL);
+ if (fw_resp == FW_MSG_CODE_VRFY_OPT_MDL_SUCCESS) {
+ DP(NETIF_MSG_LINK, "Approved module\n");
+ return 0;
+ }
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15);
- return bnx2x_848xx_cmn_config_init(phy, params, vars);
+ /* format the warning message */
+ if (bnx2x_read_sfp_module_eeprom(phy,
+ params,
+ SFP_EEPROM_VENDOR_NAME_ADDR,
+ SFP_EEPROM_VENDOR_NAME_SIZE,
+ (u8 *)vendor_name))
+ vendor_name[0] = '\0';
+ else
+ vendor_name[SFP_EEPROM_VENDOR_NAME_SIZE] = '\0';
+ if (bnx2x_read_sfp_module_eeprom(phy,
+ params,
+ SFP_EEPROM_PART_NO_ADDR,
+ SFP_EEPROM_PART_NO_SIZE,
+ (u8 *)vendor_pn))
+ vendor_pn[0] = '\0';
+ else
+ vendor_pn[SFP_EEPROM_PART_NO_SIZE] = '\0';
+
+ netdev_info(bp->dev, "Warning: Unqualified SFP+ module detected,"
+ " Port %d from %s part number %s\n",
+ params->port, vendor_name, vendor_pn);
+ return -EINVAL;
}
+static u8 bnx2x_wait_for_sfp_module_initialized(struct bnx2x_phy *phy,
+ struct link_params *params)
-static void bnx2x_ext_phy_10G_an_resolve(struct bnx2x *bp,
- struct bnx2x_phy *phy,
- struct link_vars *vars)
-{
- u16 val;
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_STATUS, &val);
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_STATUS, &val);
- if (val & (1<<5))
- vars->link_status |= LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
- if ((val & (1<<0)) == 0)
- vars->link_status |= LINK_STATUS_PARALLEL_DETECTION_USED;
-}
-static void bnx2x_8727_handle_mod_abs(struct bnx2x_phy *phy,
- struct link_params *params)
{
+ u8 val;
struct bnx2x *bp = params->bp;
- u16 mod_abs, rx_alarm_status;
- u32 val = REG_RD(bp, params->shmem_base +
- offsetof(struct shmem_region, dev_info.
- port_feature_config[params->port].
- config));
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs);
- if (mod_abs & (1<<8)) {
+ u16 timeout;
+ /* Initialization time after hot-plug may take up to 300ms for some
+ phys type ( e.g. JDSU ) */
+ for (timeout = 0; timeout < 60; timeout++) {
+ if (bnx2x_read_sfp_module_eeprom(phy, params, 1, 1, &val)
+ == 0) {
+ DP(NETIF_MSG_LINK, "SFP+ module initialization "
+ "took %d ms\n", timeout * 5);
+ return 0;
+ }
+ msleep(5);
+ }
+ return -EINVAL;
+}
- /* Module is absent */
- DP(NETIF_MSG_LINK, "MOD_ABS indication "
- "show module is absent\n");
+static void bnx2x_8727_power_module(struct bnx2x *bp,
+ struct bnx2x_phy *phy,
+ u8 is_power_up) {
+ /* Make sure GPIOs are not using for LED mode */
+ u16 val;
+ /*
+ * In the GPIO register, bit 4 is use to detemine if the GPIOs are
+ * operating as INPUT or as OUTPUT. Bit 1 is for input, and 0 for
+ * output
+ * Bits 0-1 determine the gpios value for OUTPUT in case bit 4 val is 0
+ * Bits 8-9 determine the gpios value for INPUT in case bit 4 val is 1
+ * where the 1st bit is the over-current(only input), and 2nd bit is
+ * for power( only output )
+ */
- /* 1. Set mod_abs to detect next module
- presence event
- 2. Set EDC off by setting OPTXLOS signal input to low
- (bit 9).
- When the EDC is off it locks onto a reference clock and
- avoids becoming 'lost'.*/
- mod_abs &= ~((1<<8)|(1<<9));
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
+ /*
+ * In case of NOC feature is disabled and power is up, set GPIO control
+ * as input to enable listening of over-current indication
+ */
+ if (phy->flags & FLAGS_NOC)
+ return;
+ if (!(phy->flags &
+ FLAGS_NOC) && is_power_up)
+ val = (1<<4);
+ else
+ /*
+ * Set GPIO control to OUTPUT, and set the power bit
+ * to according to the is_power_up
+ */
+ val = ((!(is_power_up)) << 1);
- /* Clear RX alarm since it stays up as long as
- the mod_abs wasn't changed */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_RX_ALARM, &rx_alarm_status);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8727_GPIO_CTRL,
+ val);
+}
- } else {
- /* Module is present */
- DP(NETIF_MSG_LINK, "MOD_ABS indication "
- "show module is present\n");
- /* First thing, disable transmitter,
- and if the module is ok, the
- module_detection will enable it*/
+static u8 bnx2x_8726_set_limiting_mode(struct bnx2x *bp,
+ struct bnx2x_phy *phy,
+ u16 edc_mode)
+{
+ u16 cur_limiting_mode;
- /* 1. Set mod_abs to detect next module
- absent event ( bit 8)
- 2. Restore the default polarity of the OPRXLOS signal and
- this signal will then correctly indicate the presence or
- absence of the Rx signal. (bit 9) */
- mod_abs |= ((1<<8)|(1<<9));
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2,
+ &cur_limiting_mode);
+ DP(NETIF_MSG_LINK, "Current Limiting mode is 0x%x\n",
+ cur_limiting_mode);
+
+ if (edc_mode == EDC_MODE_LIMITING) {
+ DP(NETIF_MSG_LINK,
+ "Setting LIMITING MODE\n");
bnx2x_cl45_write(bp, phy,
MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
-
- /* Clear RX alarm since it stays up as long as
- the mod_abs wasn't changed. This is need to be done
- before calling the module detection, otherwise it will clear
- the link update alarm */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_RX_ALARM, &rx_alarm_status);
+ MDIO_PMA_REG_ROM_VER2,
+ EDC_MODE_LIMITING);
+ } else { /* LRM mode ( default )*/
+ DP(NETIF_MSG_LINK, "Setting LRM MODE\n");
- if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
- PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER)
- bnx2x_sfp_set_transmitter(bp, phy, params->port, 0);
+ /* Changing to LRM mode takes quite few seconds.
+ So do it only if current mode is limiting
+ ( default is LRM )*/
+ if (cur_limiting_mode != EDC_MODE_LIMITING)
+ return 0;
- if (bnx2x_wait_for_sfp_module_initialized(phy, params) == 0)
- bnx2x_sfp_module_detection(phy, params);
- else
- DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n");
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LRM_MODE,
+ 0);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2,
+ 0x128);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL0,
+ 0x4008);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_LRM_MODE,
+ 0xaaaa);
}
-
- DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n",
- rx_alarm_status);
- /* No need to check link status in case of
- module plugged in/out */
+ return 0;
}
-
-static u8 bnx2x_8705_read_status(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+static u8 bnx2x_8727_set_limiting_mode(struct bnx2x *bp,
+ struct bnx2x_phy *phy,
+ u16 edc_mode)
{
- u8 link_up = 0;
- u16 val1, rx_sd;
- struct bnx2x *bp = params->bp;
- DP(NETIF_MSG_LINK, "read status 8705\n");
+ u16 phy_identifier;
+ u16 rom_ver2_val;
bnx2x_cl45_read(bp, phy,
- MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1);
- DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1);
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER,
+ &phy_identifier);
- bnx2x_cl45_read(bp, phy,
- MDIO_WIS_DEVAD, MDIO_WIS_REG_LASI_STATUS, &val1);
- DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER,
+ (phy_identifier & ~(1<<9)));
bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd);
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2,
+ &rom_ver2_val);
+ /* Keep the MSB 8-bits, and set the LSB 8-bits with the edc_mode */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_ROM_VER2,
+ (rom_ver2_val & 0xff00) | (edc_mode & 0x00ff));
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, 0xc809, &val1);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, 0xc809, &val1);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER,
+ (phy_identifier | (1<<9)));
- DP(NETIF_MSG_LINK, "8705 1.c809 val=0x%x\n", val1);
- link_up = ((rx_sd & 0x1) && (val1 & (1<<9)) && ((val1 & (1<<8)) == 0));
- if (link_up) {
- vars->line_speed = SPEED_10000;
- bnx2x_ext_phy_resolve_fc(phy, params, vars);
- }
- return link_up;
+ return 0;
}
-static u8 bnx2x_8706_8726_read_status(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+static u8 bnx2x_sfp_module_detection(struct bnx2x_phy *phy,
+ struct link_params *params)
{
- u8 link_up = 0;
- u16 val1, val2, rx_sd, pcs_status;
struct bnx2x *bp = params->bp;
- DP(NETIF_MSG_LINK, "XGXS 8706/8726\n");
- /* Clear RX Alarm*/
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &val2);
- /* clear LASI indication*/
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val2);
- DP(NETIF_MSG_LINK, "8706/8726 LASI status 0x%x--> 0x%x\n", val1, val2);
+ u16 edc_mode;
+ u8 rc = 0;
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd);
- bnx2x_cl45_read(bp, phy,
- MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &pcs_status);
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2);
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2);
+ u32 val = REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region, dev_info.
+ port_feature_config[params->port].config));
- DP(NETIF_MSG_LINK, "8706/8726 rx_sd 0x%x pcs_status 0x%x 1Gbps"
- " link_status 0x%x\n", rx_sd, pcs_status, val2);
- /* link is up if both bit 0 of pmd_rx_sd and
- * bit 0 of pcs_status are set, or if the autoneg bit
- * 1 is set
- */
- link_up = ((rx_sd & pcs_status & 0x1) || (val2 & (1<<1)));
- if (link_up) {
- if (val2 & (1<<1))
- vars->line_speed = SPEED_1000;
- else
- vars->line_speed = SPEED_10000;
- bnx2x_ext_phy_resolve_fc(phy, params, vars);
+ DP(NETIF_MSG_LINK, "SFP+ module plugged in/out detected on port %d\n",
+ params->port);
+
+ if (bnx2x_get_edc_mode(phy, params, &edc_mode) != 0) {
+ DP(NETIF_MSG_LINK, "Failed to get valid module type\n");
+ return -EINVAL;
+ } else if (bnx2x_verify_sfp_module(phy, params) !=
+ 0) {
+ /* check SFP+ module compatibility */
+ DP(NETIF_MSG_LINK, "Module verification failed!!\n");
+ rc = -EINVAL;
+ /* Turn on fault module-detected led */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
+ MISC_REGISTERS_GPIO_HIGH,
+ params->port);
+ if ((phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) &&
+ ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
+ PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_POWER_DOWN)) {
+ /* Shutdown SFP+ module */
+ DP(NETIF_MSG_LINK, "Shutdown SFP+ module!!\n");
+ bnx2x_8727_power_module(bp, phy, 0);
+ return rc;
+ }
+ } else {
+ /* Turn off fault module-detected led */
+ DP(NETIF_MSG_LINK, "Turn off fault module-detected led\n");
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
+ MISC_REGISTERS_GPIO_LOW,
+ params->port);
}
- return link_up;
-}
-static u8 bnx2x_8706_read_status(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
-{
- return bnx2x_8706_8726_read_status(phy, params, vars);
-}
-static u8 bnx2x_8726_read_status(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
-{
- struct bnx2x *bp = params->bp;
- u16 val1;
- u8 link_up = bnx2x_8706_8726_read_status(phy, params, vars);
- if (link_up) {
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER,
- &val1);
- if (val1 & (1<<15)) {
- DP(NETIF_MSG_LINK, "Tx is disabled\n");
- link_up = 0;
- vars->line_speed = 0;
- }
- }
- return link_up;
-}
+ /* power up the SFP module */
+ if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727)
+ bnx2x_8727_power_module(bp, phy, 1);
-static u8 bnx2x_8727_read_status(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+ /* Check and set limiting mode / LRM mode on 8726.
+ On 8727 it is done automatically */
+ if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726)
+ bnx2x_8726_set_limiting_mode(bp, phy, edc_mode);
+ else
+ bnx2x_8727_set_limiting_mode(bp, phy, edc_mode);
+ /*
+ * Enable transmit for this module if the module is approved, or
+ * if unapproved modules should also enable the Tx laser
+ */
+ if (rc == 0 ||
+ (val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) !=
+ PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER)
+ bnx2x_sfp_set_transmitter(bp, phy, params->port, 1);
+ else
+ bnx2x_sfp_set_transmitter(bp, phy, params->port, 0);
+ return rc;
+}
+
+void bnx2x_handle_module_detect_int(struct link_params *params)
{
struct bnx2x *bp = params->bp;
- u8 link_up = 0;
- u16 link_status = 0;
- u16 rx_alarm_status, val1;
- /* Check the LASI */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM,
- &rx_alarm_status);
- vars->line_speed = 0;
- DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n", rx_alarm_status);
-
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1);
-
- DP(NETIF_MSG_LINK, "8727 LASI status 0x%x\n", val1);
+ struct bnx2x_phy *phy = ¶ms->phy[EXT_PHY1];
+ u32 gpio_val;
+ u8 port = params->port;
- /* Clear MSG-OUT */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1);
+ /* Set valid module led off */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
+ MISC_REGISTERS_GPIO_HIGH,
+ params->port);
- /**
- * If a module is present and there is need to check
- * for over current
- */
- if (!(phy->flags & FLAGS_NOC) && !(rx_alarm_status & (1<<5))) {
- /* Check over-current using 8727 GPIO0 input*/
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL,
- &val1);
+ /* Get current gpio val refelecting module plugged in / out*/
+ gpio_val = bnx2x_get_gpio(bp, MISC_REGISTERS_GPIO_3, port);
- if ((val1 & (1<<8)) == 0) {
- DP(NETIF_MSG_LINK, "8727 Power fault has been detected"
- " on port %d\n", params->port);
- netdev_err(bp->dev, "Error: Power fault on Port %d has"
- " been detected and the power to "
- "that SFP+ module has been removed"
- " to prevent failure of the card."
- " Please remove the SFP+ module and"
- " restart the system to clear this"
- " error.\n",
- params->port);
+ /* Call the handling function in case module is detected */
+ if (gpio_val == 0) {
- /*
- * Disable all RX_ALARMs except for
- * mod_abs
- */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_RX_ALARM_CTRL, (1<<5));
+ bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3,
+ MISC_REGISTERS_GPIO_INT_OUTPUT_CLR,
+ port);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER, &val1);
- /* Wait for module_absent_event */
- val1 |= (1<<8);
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_PHY_IDENTIFIER, val1);
- /* Clear RX alarm */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_RX_ALARM, &rx_alarm_status);
- return 0;
- }
- } /* Over current check */
+ if (bnx2x_wait_for_sfp_module_initialized(phy, params) == 0)
+ bnx2x_sfp_module_detection(phy, params);
+ else
+ DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n");
+ } else {
+ u32 val = REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region, dev_info.
+ port_feature_config[params->port].
+ config));
- /* When module absent bit is set, check module */
- if (rx_alarm_status & (1<<5)) {
- bnx2x_8727_handle_mod_abs(phy, params);
- /* Enable all mod_abs and link detection bits */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
- ((1<<5) | (1<<2)));
+ bnx2x_set_gpio_int(bp, MISC_REGISTERS_GPIO_3,
+ MISC_REGISTERS_GPIO_INT_OUTPUT_SET,
+ port);
+ /* Module was plugged out. */
+ /* Disable transmit for this module */
+ if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
+ PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER)
+ bnx2x_sfp_set_transmitter(bp, phy, params->port, 0);
}
+}
- /* If transmitter is disabled, ignore false link up indication */
+/******************************************************************/
+/* common BCM8706/BCM8726 PHY SECTION */
+/******************************************************************/
+static u8 bnx2x_8706_8726_read_status(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ u8 link_up = 0;
+ u16 val1, val2, rx_sd, pcs_status;
+ struct bnx2x *bp = params->bp;
+ DP(NETIF_MSG_LINK, "XGXS 8706/8726\n");
+ /* Clear RX Alarm*/
bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, &val1);
- if (val1 & (1<<15)) {
- DP(NETIF_MSG_LINK, "Tx is disabled\n");
- return 0;
- }
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &val2);
+ /* clear LASI indication*/
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val2);
+ DP(NETIF_MSG_LINK, "8706/8726 LASI status 0x%x--> 0x%x\n", val1, val2);
bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_8073_SPEED_LINK_STATUS, &link_status);
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_SD, &rx_sd);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &pcs_status);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &val2);
- /* Bits 0..2 --> speed detected,
- bits 13..15--> link is down */
- if ((link_status & (1<<2)) && (!(link_status & (1<<15)))) {
- link_up = 1;
- vars->line_speed = SPEED_10000;
- } else if ((link_status & (1<<0)) && (!(link_status & (1<<13)))) {
- link_up = 1;
- vars->line_speed = SPEED_1000;
- DP(NETIF_MSG_LINK, "port %x: External link up in 1G\n",
- params->port);
- } else {
- link_up = 0;
- DP(NETIF_MSG_LINK, "port %x: External link is down\n",
- params->port);
- }
- if (link_up)
+ DP(NETIF_MSG_LINK, "8706/8726 rx_sd 0x%x pcs_status 0x%x 1Gbps"
+ " link_status 0x%x\n", rx_sd, pcs_status, val2);
+ /* link is up if both bit 0 of pmd_rx_sd and
+ * bit 0 of pcs_status are set, or if the autoneg bit
+ * 1 is set
+ */
+ link_up = ((rx_sd & pcs_status & 0x1) || (val2 & (1<<1)));
+ if (link_up) {
+ if (val2 & (1<<1))
+ vars->line_speed = SPEED_1000;
+ else
+ vars->line_speed = SPEED_10000;
bnx2x_ext_phy_resolve_fc(phy, params, vars);
+ }
return link_up;
}
-static void bnx2x_8073_resolve_fc(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
-{
- struct bnx2x *bp = params->bp;
- if (phy->req_line_speed == SPEED_10 ||
- phy->req_line_speed == SPEED_100) {
- vars->flow_ctrl = phy->req_flow_ctrl;
- return;
- }
-
- if (bnx2x_ext_phy_resolve_fc(phy, params, vars) &&
- (vars->flow_ctrl == BNX2X_FLOW_CTRL_NONE)) {
- u16 pause_result;
- u16 ld_pause; /* local */
- u16 lp_pause; /* link partner */
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_CL37_FC_LD, &ld_pause);
-
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_CL37_FC_LP, &lp_pause);
- pause_result = (ld_pause &
- MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 5;
- pause_result |= (lp_pause &
- MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7;
-
- bnx2x_pause_resolve(vars, pause_result);
- DP(NETIF_MSG_LINK, "Ext PHY CL37 pause result 0x%x\n",
- pause_result);
- }
-}
-static u8 bnx2x_8073_read_status(struct bnx2x_phy *phy,
+/******************************************************************/
+/* BCM8706 PHY SECTION */
+/******************************************************************/
+static u8 bnx2x_8706_config_init(struct bnx2x_phy *phy,
struct link_params *params,
struct link_vars *vars)
{
+ u16 cnt, val;
struct bnx2x *bp = params->bp;
- u8 link_up = 0;
- u16 val1, val2;
- u16 link_status = 0;
- u16 an1000_status = 0;
-
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1);
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
+ /* HW reset */
+ bnx2x_ext_phy_hw_reset(bp, params->port);
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0xa040);
+ bnx2x_wait_reset_complete(bp, phy);
- DP(NETIF_MSG_LINK, "8703 LASI status 0x%x\n", val1);
+ /* Wait until fw is loaded */
+ for (cnt = 0; cnt < 100; cnt++) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_ROM_VER1, &val);
+ if (val)
+ break;
+ msleep(10);
+ }
+ DP(NETIF_MSG_LINK, "XGXS 8706 is initialized after %d ms\n", cnt);
+ if ((params->feature_config_flags &
+ FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
+ u8 i;
+ u16 reg;
+ for (i = 0; i < 4; i++) {
+ reg = MDIO_XS_8706_REG_BANK_RX0 +
+ i*(MDIO_XS_8706_REG_BANK_RX1 -
+ MDIO_XS_8706_REG_BANK_RX0);
+ bnx2x_cl45_read(bp, phy, MDIO_XS_DEVAD, reg, &val);
+ /* Clear first 3 bits of the control */
+ val &= ~0x7;
+ /* Set control bits according to configuration */
+ val |= (phy->rx_preemphasis[i] & 0x7);
+ DP(NETIF_MSG_LINK, "Setting RX Equalizer to BCM8706"
+ " reg 0x%x <-- val 0x%x\n", reg, val);
+ bnx2x_cl45_write(bp, phy, MDIO_XS_DEVAD, reg, val);
+ }
+ }
+ /* Force speed */
+ if (phy->req_line_speed == SPEED_10000) {
+ DP(NETIF_MSG_LINK, "XGXS 8706 force 10Gbps\n");
- /* clear the interrupt LASI status register */
- bnx2x_cl45_read(bp, phy,
- MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2);
- bnx2x_cl45_read(bp, phy,
- MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val1);
- DP(NETIF_MSG_LINK, "807x PCS status 0x%x->0x%x\n", val2, val1);
- /* Clear MSG-OUT */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_DIGITAL_CTRL, 0x400);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 1);
+ } else {
+ /* Force 1Gbps using autoneg with 1G advertisment */
- /* Check the LASI */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &val2);
+ /* Allow CL37 through CL73 */
+ DP(NETIF_MSG_LINK, "XGXS 8706 AutoNeg\n");
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c);
- DP(NETIF_MSG_LINK, "KR 0x9003 0x%x\n", val2);
+ /* Enable Full-Duplex advertisment on CL37 */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LP, 0x0020);
+ /* Enable CL37 AN */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
+ /* 1G support */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_ADV, (1<<5));
- /* Check the link status */
- bnx2x_cl45_read(bp, phy,
- MDIO_PCS_DEVAD, MDIO_PCS_REG_STATUS, &val2);
- DP(NETIF_MSG_LINK, "KR PCS status 0x%x\n", val2);
+ /* Enable clause 73 AN */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
+ 0x0400);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL,
+ 0x0004);
+ }
+ bnx2x_save_bcm_spirom_ver(bp, phy, params->port);
+ return 0;
+}
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
- link_up = ((val1 & 4) == 4);
- DP(NETIF_MSG_LINK, "PMA_REG_STATUS=0x%x\n", val1);
+static u8 bnx2x_8706_read_status(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ return bnx2x_8706_8726_read_status(phy, params, vars);
+}
- if (link_up &&
- ((phy->req_line_speed != SPEED_10000))) {
- if (bnx2x_8073_xaui_wa(bp, phy) != 0)
- return 0;
- }
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status);
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_LINK_STATUS, &an1000_status);
+/******************************************************************/
+/* BCM8726 PHY SECTION */
+/******************************************************************/
+static void bnx2x_8726_config_loopback(struct bnx2x_phy *phy,
+ struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ DP(NETIF_MSG_LINK, "PMA/PMD ext_phy_loopback: 8726\n");
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0001);
+}
- /* Check the link status on 1.1.2 */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
- DP(NETIF_MSG_LINK, "KR PMA status 0x%x->0x%x,"
- "an_link_status=0x%x\n", val2, val1, an1000_status);
+static void bnx2x_8726_external_rom_boot(struct bnx2x_phy *phy,
+ struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ /* Need to wait 100ms after reset */
+ msleep(100);
- link_up = (((val1 & 4) == 4) || (an1000_status & (1<<1)));
- if (link_up && bnx2x_8073_is_snr_needed(bp, phy)) {
- /* The SNR will improve about 2dbby
- changing the BW and FEE main tap.*/
- /* The 1st write to change FFE main
- tap is set before restart AN */
- /* Change PLL Bandwidth in EDC
- register */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_PLL_BANDWIDTH,
- 0x26BC);
+ /* Micro controller re-boot */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x018B);
- /* Change CDR Bandwidth in EDC register */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_CDR_BANDWIDTH,
- 0x0333);
- }
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8073_SPEED_LINK_STATUS,
- &link_status);
+ /* Set soft reset */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET);
- /* Bits 0..2 --> speed detected, bits 13..15--> link is down */
- if ((link_status & (1<<2)) && (!(link_status & (1<<15)))) {
- link_up = 1;
- vars->line_speed = SPEED_10000;
- DP(NETIF_MSG_LINK, "port %x: External link up in 10G\n",
- params->port);
- } else if ((link_status & (1<<1)) && (!(link_status & (1<<14)))) {
- link_up = 1;
- vars->line_speed = SPEED_2500;
- DP(NETIF_MSG_LINK, "port %x: External link up in 2.5G\n",
- params->port);
- } else if ((link_status & (1<<0)) && (!(link_status & (1<<13)))) {
- link_up = 1;
- vars->line_speed = SPEED_1000;
- DP(NETIF_MSG_LINK, "port %x: External link up in 1G\n",
- params->port);
- } else {
- link_up = 0;
- DP(NETIF_MSG_LINK, "port %x: External link is down\n",
- params->port);
- }
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0001);
- if (link_up) {
- bnx2x_ext_phy_10G_an_resolve(bp, phy, vars);
- bnx2x_8073_resolve_fc(phy, params, vars);
- }
- return link_up;
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL,
+ MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP);
+
+ /* wait for 150ms for microcode load */
+ msleep(150);
+
+ /* Disable serial boot control, tristates pins SS_N, SCK, MOSI, MISO */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_MISC_CTRL1, 0x0000);
+
+ msleep(200);
+ bnx2x_save_bcm_spirom_ver(bp, phy, params->port);
}
-static u8 bnx2x_7101_read_status(struct bnx2x_phy *phy,
+static u8 bnx2x_8726_read_status(struct bnx2x_phy *phy,
struct link_params *params,
struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- u8 link_up;
- u16 val1, val2;
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val2);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1);
- DP(NETIF_MSG_LINK, "10G-base-T LASI status 0x%x->0x%x\n",
- val2, val1);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
- DP(NETIF_MSG_LINK, "10G-base-T PMA status 0x%x->0x%x\n",
- val2, val1);
- link_up = ((val1 & 4) == 4);
- /* if link is up
- * print the AN outcome of the SFX7101 PHY
- */
+ u16 val1;
+ u8 link_up = bnx2x_8706_8726_read_status(phy, params, vars);
if (link_up) {
bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD, MDIO_AN_REG_MASTER_STATUS,
- &val2);
- vars->line_speed = SPEED_10000;
- DP(NETIF_MSG_LINK, "SFX7101 AN status 0x%x->Master=%x\n",
- val2, (val2 & (1<<14)));
- bnx2x_ext_phy_10G_an_resolve(bp, phy, vars);
- bnx2x_ext_phy_resolve_fc(phy, params, vars);
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER,
+ &val1);
+ if (val1 & (1<<15)) {
+ DP(NETIF_MSG_LINK, "Tx is disabled\n");
+ link_up = 0;
+ vars->line_speed = 0;
+ }
}
return link_up;
}
-static u8 bnx2x_848xx_read_status(struct bnx2x_phy *phy,
- struct link_params *params,
- struct link_vars *vars)
+
+static u8 bnx2x_8726_config_init(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- u16 val, val1, val2;
- u8 link_up = 0;
+ u32 val;
+ u32 swap_val, swap_override, aeu_gpio_mask, offset;
+ DP(NETIF_MSG_LINK, "Initializing BCM8726\n");
+ /* Restore normal power mode*/
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
- /* Check 10G-BaseT link status */
- /* Check PMD signal ok */
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD, 0xFFFA, &val1);
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_PMD_SIGNAL,
- &val2);
- DP(NETIF_MSG_LINK, "BCM848xx: PMD_SIGNAL 1.a811 = 0x%x\n", val2);
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
- /* Check link 10G */
- if (val2 & (1<<11)) {
- vars->line_speed = SPEED_10000;
- link_up = 1;
- bnx2x_ext_phy_10G_an_resolve(bp, phy, vars);
- } else { /* Check Legacy speed link */
- u16 legacy_status, legacy_speed;
-
- /* Enable expansion register 0x42 (Operation mode status) */
- bnx2x_cl45_write(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8481_EXPANSION_REG_ACCESS, 0xf42);
-
- /* Get legacy speed operation status */
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8481_EXPANSION_REG_RD_RW,
- &legacy_status);
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15);
+ bnx2x_wait_reset_complete(bp, phy);
- DP(NETIF_MSG_LINK, "Legacy speed status"
- " = 0x%x\n", legacy_status);
- link_up = ((legacy_status & (1<<11)) == (1<<11));
- if (link_up) {
- legacy_speed = (legacy_status & (3<<9));
- if (legacy_speed == (0<<9))
- vars->line_speed = SPEED_10;
- else if (legacy_speed == (1<<9))
- vars->line_speed = SPEED_100;
- else if (legacy_speed == (2<<9))
- vars->line_speed = SPEED_1000;
- else /* Should not happen */
- vars->line_speed = 0;
+ bnx2x_8726_external_rom_boot(phy, params);
- if (legacy_status & (1<<8))
- vars->duplex = DUPLEX_FULL;
- else
- vars->duplex = DUPLEX_HALF;
+ /* Need to call module detected on initialization since
+ the module detection triggered by actual module
+ insertion might occur before driver is loaded, and when
+ driver is loaded, it reset all registers, including the
+ transmitter */
+ bnx2x_sfp_module_detection(phy, params);
- DP(NETIF_MSG_LINK, "Link is up in %dMbps,"
- " is_duplex_full= %d\n", vars->line_speed,
- (vars->duplex == DUPLEX_FULL));
+ if (phy->req_line_speed == SPEED_1000) {
+ DP(NETIF_MSG_LINK, "Setting 1G force\n");
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x5);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
+ 0x400);
+ } else if ((phy->req_line_speed == SPEED_AUTO_NEG) &&
+ (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_1G) &&
+ ((phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) !=
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
+ DP(NETIF_MSG_LINK, "Setting 1G clause37\n");
+ /* Set Flow control */
+ bnx2x_ext_phy_set_pause(params, phy, vars);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_ADV, 0x20);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CL37_CL73, 0x040c);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CL37_FC_LD, 0x0020);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1000);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, 0x1200);
+ /* Enable RX-ALARM control to receive
+ interrupt for 1G speed change */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x4);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
+ 0x400);
- /* Check legacy speed AN resolution */
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8481_LEGACY_MII_STATUS,
- &val);
- if (val & (1<<5))
- vars->link_status |=
- LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
- bnx2x_cl45_read(bp, phy,
- MDIO_AN_DEVAD,
- MDIO_AN_REG_8481_LEGACY_AN_EXPANSION,
- &val);
- if ((val & (1<<0)) == 0)
- vars->link_status |=
- LINK_STATUS_PARALLEL_DETECTION_USED;
- }
- }
- if (link_up) {
- DP(NETIF_MSG_LINK, "BCM84823: link speed is %d\n",
- vars->line_speed);
- bnx2x_ext_phy_resolve_fc(phy, params, vars);
+ } else { /* Default 10G. Set only LASI control */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 1);
}
- return link_up;
-}
+ /* Set TX PreEmphasis if needed */
+ if ((params->feature_config_flags &
+ FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
+ DP(NETIF_MSG_LINK, "Setting TX_CTRL1 0x%x,"
+ "TX_CTRL2 0x%x\n",
+ phy->tx_preemphasis[0],
+ phy->tx_preemphasis[1]);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8726_TX_CTRL1,
+ phy->tx_preemphasis[0]);
-static void bnx2x_link_int_enable(struct link_params *params)
-{
- u8 port = params->port;
- u32 mask;
- struct bnx2x *bp = params->bp;
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8726_TX_CTRL2,
+ phy->tx_preemphasis[1]);
+ }
- /* setting the status to report on link up
- for either XGXS or SerDes */
+ /* Set GPIO3 to trigger SFP+ module insertion/removal */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3,
+ MISC_REGISTERS_GPIO_INPUT_HI_Z, params->port);
- if (params->switch_cfg == SWITCH_CFG_10G) {
- mask = (NIG_MASK_XGXS0_LINK10G |
- NIG_MASK_XGXS0_LINK_STATUS);
- DP(NETIF_MSG_LINK, "enabled XGXS interrupt\n");
- if (!(SINGLE_MEDIA_DIRECT(params)) &&
- params->phy[INT_PHY].type !=
- PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) {
- mask |= NIG_MASK_MI_INT;
- DP(NETIF_MSG_LINK, "enabled external phy int\n");
- }
+ /* The GPIO should be swapped if the swap register is set and active */
+ swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
+ swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE);
- } else { /* SerDes */
- mask = NIG_MASK_SERDES0_LINK_STATUS;
- DP(NETIF_MSG_LINK, "enabled SerDes interrupt\n");
- if (!(SINGLE_MEDIA_DIRECT(params)) &&
- params->phy[INT_PHY].type !=
- PORT_HW_CFG_SERDES_EXT_PHY_TYPE_NOT_CONN) {
- mask |= NIG_MASK_MI_INT;
- DP(NETIF_MSG_LINK, "enabled external phy int\n");
- }
+ /* Select function upon port-swap configuration */
+ if (params->port == 0) {
+ offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0;
+ aeu_gpio_mask = (swap_val && swap_override) ?
+ AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 :
+ AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0;
+ } else {
+ offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0;
+ aeu_gpio_mask = (swap_val && swap_override) ?
+ AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 :
+ AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1;
}
- bnx2x_bits_en(bp,
- NIG_REG_MASK_INTERRUPT_PORT0 + port*4,
- mask);
+ val = REG_RD(bp, offset);
+ /* add GPIO3 to group */
+ val |= aeu_gpio_mask;
+ REG_WR(bp, offset, val);
+ return 0;
- DP(NETIF_MSG_LINK, "port %x, is_xgxs %x, int_status 0x%x\n", port,
- (params->switch_cfg == SWITCH_CFG_10G),
- REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4));
- DP(NETIF_MSG_LINK, " int_mask 0x%x, MI_INT %x, SERDES_LINK %x\n",
- REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4),
- REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18),
- REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS+port*0x3c));
- DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n",
- REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68),
- REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68));
}
-static void bnx2x_8481_rearm_latch_signal(struct bnx2x *bp, u8 port,
- u8 is_mi_int)
+static void bnx2x_8726_link_reset(struct bnx2x_phy *phy,
+ struct link_params *params)
{
- u32 latch_status = 0, is_mi_int_status;
- /* Disable the MI INT ( external phy int )
- * by writing 1 to the status register. Link down indication
- * is high-active-signal, so in this case we need to write the
- * status to clear the XOR
+ struct bnx2x *bp = params->bp;
+ DP(NETIF_MSG_LINK, "bnx2x_8726_link_reset port %d\n", params->port);
+ /* Set serial boot control for external load */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_GEN_CTRL, 0x0001);
+}
+
+/******************************************************************/
+/* BCM8727 PHY SECTION */
+/******************************************************************/
+static void bnx2x_8727_hw_reset(struct bnx2x_phy *phy,
+ struct link_params *params) {
+ u32 swap_val, swap_override;
+ u8 port;
+ /**
+ * The PHY reset is controlled by GPIO 1. Fake the port number
+ * to cancel the swap done in set_gpio()
*/
- /* Read Latched signals */
- latch_status = REG_RD(bp,
- NIG_REG_LATCH_STATUS_0 + port*8);
- is_mi_int_status = REG_RD(bp,
- NIG_REG_STATUS_INTERRUPT_PORT0 + port*4);
- DP(NETIF_MSG_LINK, "original_signal = 0x%x, nig_status = 0x%x,"
- "latch_status = 0x%x\n",
- is_mi_int, is_mi_int_status, latch_status);
- /* Handle only those with latched-signal=up.*/
- if (latch_status & 1) {
- /* For all latched-signal=up,Write original_signal to status */
- if (is_mi_int)
- bnx2x_bits_en(bp,
- NIG_REG_STATUS_INTERRUPT_PORT0
- + port*4,
- NIG_STATUS_EMAC0_MI_INT);
- else
- bnx2x_bits_dis(bp,
- NIG_REG_STATUS_INTERRUPT_PORT0
- + port*4,
- NIG_STATUS_EMAC0_MI_INT);
- /* For all latched-signal=up : Re-Arm Latch signals */
- REG_WR(bp, NIG_REG_LATCH_STATUS_0 + port*8,
- (latch_status & 0xfffe) | (latch_status & 1));
- }
+ struct bnx2x *bp = params->bp;
+ swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
+ swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE);
+ port = (swap_val && swap_override) ^ 1;
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
}
-/*
- * link management
- */
-static void bnx2x_link_int_ack(struct link_params *params,
- struct link_vars *vars, u8 is_10g,
- u8 is_mi_int)
+static u8 bnx2x_8727_config_init(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
{
+ u16 tmp1, val, mod_abs;
+ u16 rx_alarm_ctrl_val;
+ u16 lasi_ctrl_val;
struct bnx2x *bp = params->bp;
- u8 port = params->port;
+ /* Enable PMD link, MOD_ABS_FLT, and 1G link alarm */
- /* first reset all status
- * we assume only one line will be change at a time */
- bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
- (NIG_STATUS_XGXS0_LINK10G |
- NIG_STATUS_XGXS0_LINK_STATUS |
- NIG_STATUS_SERDES0_LINK_STATUS));
- if ((params->phy[EXT_PHY1].type
- == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481) ||
- (params->phy[EXT_PHY1].type
- == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823)) {
- bnx2x_8481_rearm_latch_signal(bp, port, is_mi_int);
- }
- if (vars->phy_link_up) {
- if (is_10g) {
- /* Disable the 10G link interrupt
- * by writing 1 to the status register
- */
- DP(NETIF_MSG_LINK, "10G XGXS phy link up\n");
- bnx2x_bits_en(bp,
- NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
- NIG_STATUS_XGXS0_LINK10G);
+ bnx2x_wait_reset_complete(bp, phy);
+ rx_alarm_ctrl_val = (1<<2) | (1<<5) ;
+ lasi_ctrl_val = 0x0004;
- } else if (params->switch_cfg == SWITCH_CFG_10G) {
- /* Disable the link interrupt
- * by writing 1 to the relevant lane
- * in the status register
- */
- u32 ser_lane = ((params->lane_config &
- PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >>
- PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT);
+ DP(NETIF_MSG_LINK, "Initializing BCM8727\n");
+ /* enable LASI */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
+ rx_alarm_ctrl_val);
- DP(NETIF_MSG_LINK, "%d speed XGXS phy link up\n",
- vars->line_speed);
- bnx2x_bits_en(bp,
- NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
- ((1 << ser_lane) <<
- NIG_STATUS_XGXS0_LINK_STATUS_SIZE));
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, lasi_ctrl_val);
- } else { /* SerDes */
- DP(NETIF_MSG_LINK, "SerDes phy link up\n");
- /* Disable the link interrupt
- * by writing 1 to the status register
- */
- bnx2x_bits_en(bp,
- NIG_REG_STATUS_INTERRUPT_PORT0 + port*4,
- NIG_STATUS_SERDES0_LINK_STATUS);
- }
+ /* Initially configure MOD_ABS to interrupt when
+ module is presence( bit 8) */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs);
+ /* Set EDC off by setting OPTXLOS signal input to low
+ (bit 9).
+ When the EDC is off it locks onto a reference clock and
+ avoids becoming 'lost'.*/
+ mod_abs &= ~((1<<8) | (1<<9));
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
- }
-}
-static u8 bnx2x_7101_format_ver(u32 spirom_ver, u8 *str, u16 *len)
-{
- if (*len < 5)
- return -EINVAL;
- str[0] = (spirom_ver & 0xFF);
- str[1] = (spirom_ver & 0xFF00) >> 8;
- str[2] = (spirom_ver & 0xFF0000) >> 16;
- str[3] = (spirom_ver & 0xFF000000) >> 24;
- str[4] = '\0';
- *len -= 5;
- return 0;
-}
+ /* Make MOD_ABS give interrupt on change */
+ bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL,
+ &val);
+ val |= (1<<12);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, val);
+ /* Set 8727 GPIOs to input to allow reading from the
+ 8727 GPIO0 status which reflect SFP+ module
+ over-current */
-static u8 bnx2x_format_ver(u32 num, u8 *str, u16 *len)
-{
- u8 *str_ptr = str;
- u32 mask = 0xf0000000;
- u8 shift = 8*4;
- u8 digit;
- if (*len < 10) {
- /* Need more than 10chars for this format */
- *str_ptr = '\0';
- return -EINVAL;
- }
- while (shift > 0) {
+ bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL,
+ &val);
+ val &= 0xff8f; /* Reset bits 4-6 */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_PCS_OPT_CTRL, val);
- shift -= 4;
- digit = ((num & mask) >> shift);
- if (digit < 0xa)
- *str_ptr = digit + '0';
- else
- *str_ptr = digit - 0xa + 'a';
- str_ptr++;
- mask = mask >> 4;
- if (shift == 4*4) {
- *str_ptr = ':';
- str_ptr++;
- }
+ bnx2x_8727_power_module(bp, phy, 1);
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &tmp1);
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM, &tmp1);
+
+ /* Set option 1G speed */
+ if (phy->req_line_speed == SPEED_1000) {
+ DP(NETIF_MSG_LINK, "Setting 1G force\n");
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x40);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, 0xD);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2, &tmp1);
+ DP(NETIF_MSG_LINK, "1.7 = 0x%x\n", tmp1);
+ } else if ((phy->req_line_speed == SPEED_AUTO_NEG) &&
+ ((phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) &&
+ ((phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) !=
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) {
+
+ DP(NETIF_MSG_LINK, "Setting 1G clause37\n");
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL, 0);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x1300);
+ } else {
+ /**
+ * Since the 8727 has only single reset pin, need to set the 10G
+ * registers although it is default
+ */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_8727_MISC_CTRL,
+ 0x0020);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CL37_AN, 0x0100);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x2040);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_10G_CTRL2,
+ 0x0008);
}
- *str_ptr = '\0';
- return 0;
-}
-static u8 bnx2x_848xx_format_ver(u32 raw_ver, u8 *str, u16 *len)
-{
- u8 status = 0;
- u32 spirom_ver;
- spirom_ver = ((raw_ver & 0xF80) >> 7) << 16 | (raw_ver & 0x7F);
- status = bnx2x_format_ver(spirom_ver, str, len);
- return status;
-}
+ /* Set 2-wire transfer rate of SFP+ module EEPROM
+ * to 100Khz since some DACs(direct attached cables) do
+ * not work at 400Khz.
+ */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TWO_WIRE_SLAVE_ADDR,
+ 0xa001);
-static u8 bnx2x_null_format_ver(u32 spirom_ver, u8 *str, u16 *len)
-{
- str[0] = '\0';
- (*len)--;
- return 0;
-}
-u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded,
- u8 *version, u16 len)
-{
- struct bnx2x *bp;
- u32 spirom_ver = 0;
- u8 status = 0;
- u8 *ver_p = version;
- if (version == NULL || params == NULL)
- return -EINVAL;
- bp = params->bp;
+ /* Set TX PreEmphasis if needed */
+ if ((params->feature_config_flags &
+ FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED)) {
+ DP(NETIF_MSG_LINK, "Setting TX_CTRL1 0x%x, TX_CTRL2 0x%x\n",
+ phy->tx_preemphasis[0],
+ phy->tx_preemphasis[1]);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL1,
+ phy->tx_preemphasis[0]);
- /* Extract first external phy*/
- version[0] = '\0';
- spirom_ver = REG_RD(bp, params->phy[EXT_PHY1].ver_addr);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_TX_CTRL2,
+ phy->tx_preemphasis[1]);
+ }
- if (params->phy[EXT_PHY1].format_fw_ver)
- status |= params->phy[EXT_PHY1].format_fw_ver(spirom_ver,
- ver_p,
- &len);
- return status;
+ return 0;
}
-static void bnx2x_set_xgxs_loopback(struct bnx2x_phy *phy,
- struct link_params *params)
+static void bnx2x_8727_handle_mod_abs(struct bnx2x_phy *phy,
+ struct link_params *params)
{
- u8 port = params->port;
struct bnx2x *bp = params->bp;
+ u16 mod_abs, rx_alarm_status;
+ u32 val = REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region, dev_info.
+ port_feature_config[params->port].
+ config));
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER, &mod_abs);
+ if (mod_abs & (1<<8)) {
- if (phy->req_line_speed != SPEED_1000) {
- u32 md_devad;
+ /* Module is absent */
+ DP(NETIF_MSG_LINK, "MOD_ABS indication "
+ "show module is absent\n");
- DP(NETIF_MSG_LINK, "XGXS 10G loopback enable\n");
+ /* 1. Set mod_abs to detect next module
+ presence event
+ 2. Set EDC off by setting OPTXLOS signal input to low
+ (bit 9).
+ When the EDC is off it locks onto a reference clock and
+ avoids becoming 'lost'.*/
+ mod_abs &= ~((1<<8)|(1<<9));
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
- /* change the uni_phy_addr in the nig */
- md_devad = REG_RD(bp, (NIG_REG_XGXS0_CTRL_MD_DEVAD +
- port*0x18));
+ /* Clear RX alarm since it stays up as long as
+ the mod_abs wasn't changed */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM, &rx_alarm_status);
- REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, 0x5);
+ } else {
+ /* Module is present */
+ DP(NETIF_MSG_LINK, "MOD_ABS indication "
+ "show module is present\n");
+ /* First thing, disable transmitter,
+ and if the module is ok, the
+ module_detection will enable it*/
+ /* 1. Set mod_abs to detect next module
+ absent event ( bit 8)
+ 2. Restore the default polarity of the OPRXLOS signal and
+ this signal will then correctly indicate the presence or
+ absence of the Rx signal. (bit 9) */
+ mod_abs |= ((1<<8)|(1<<9));
bnx2x_cl45_write(bp, phy,
- 5,
- (MDIO_REG_BANK_AER_BLOCK +
- (MDIO_AER_BLOCK_AER_REG & 0xf)),
- 0x2800);
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER, mod_abs);
- bnx2x_cl45_write(bp, phy,
- 5,
- (MDIO_REG_BANK_CL73_IEEEB0 +
- (MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)),
- 0x6041);
- msleep(200);
- /* set aer mmd back */
- bnx2x_set_aer_mmd(params, phy);
+ /* Clear RX alarm since it stays up as long as
+ the mod_abs wasn't changed. This is need to be done
+ before calling the module detection, otherwise it will clear
+ the link update alarm */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM, &rx_alarm_status);
- /* and md_devad */
- REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18,
- md_devad);
- } else {
- u16 mii_ctrl;
- DP(NETIF_MSG_LINK, "XGXS 1G loopback enable\n");
- bnx2x_cl45_read(bp, phy, 5,
- (MDIO_REG_BANK_COMBO_IEEE0 +
- (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)),
- &mii_ctrl);
- bnx2x_cl45_write(bp, phy, 5,
- (MDIO_REG_BANK_COMBO_IEEE0 +
- (MDIO_COMBO_IEEE0_MII_CONTROL & 0xf)),
- mii_ctrl |
- MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK);
+ if ((val & PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_MASK) ==
+ PORT_FEAT_CFG_OPT_MDL_ENFRCMNT_DISABLE_TX_LASER)
+ bnx2x_sfp_set_transmitter(bp, phy, params->port, 0);
+
+ if (bnx2x_wait_for_sfp_module_initialized(phy, params) == 0)
+ bnx2x_sfp_module_detection(phy, params);
+ else
+ DP(NETIF_MSG_LINK, "SFP+ module is not initialized\n");
}
+
+ DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n",
+ rx_alarm_status);
+ /* No need to check link status in case of
+ module plugged in/out */
}
-static void bnx2x_8726_config_loopback(struct bnx2x_phy *phy,
- struct link_params *params)
+static u8 bnx2x_8727_read_status(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+
{
struct bnx2x *bp = params->bp;
- DP(NETIF_MSG_LINK, "PMA/PMD ext_phy_loopback: 8726\n");
- bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0001);
+ u8 link_up = 0;
+ u16 link_status = 0;
+ u16 rx_alarm_status, val1;
+ /* Check the LASI */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM,
+ &rx_alarm_status);
+ vars->line_speed = 0;
+ DP(NETIF_MSG_LINK, "8727 RX_ALARM_STATUS 0x%x\n", rx_alarm_status);
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1);
+
+ DP(NETIF_MSG_LINK, "8727 LASI status 0x%x\n", val1);
+
+ /* Clear MSG-OUT */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_M8051_MSGOUT_REG, &val1);
+
+ /**
+ * If a module is present and there is need to check
+ * for over current
+ */
+ if (!(phy->flags & FLAGS_NOC) && !(rx_alarm_status & (1<<5))) {
+ /* Check over-current using 8727 GPIO0 input*/
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8727_GPIO_CTRL,
+ &val1);
+
+ if ((val1 & (1<<8)) == 0) {
+ DP(NETIF_MSG_LINK, "8727 Power fault has been detected"
+ " on port %d\n", params->port);
+ netdev_err(bp->dev, "Error: Power fault on Port %d has"
+ " been detected and the power to "
+ "that SFP+ module has been removed"
+ " to prevent failure of the card."
+ " Please remove the SFP+ module and"
+ " restart the system to clear this"
+ " error.\n",
+ params->port);
+
+ /*
+ * Disable all RX_ALARMs except for
+ * mod_abs
+ */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM_CTRL, (1<<5));
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER, &val1);
+ /* Wait for module_absent_event */
+ val1 |= (1<<8);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_PHY_IDENTIFIER, val1);
+ /* Clear RX alarm */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_RX_ALARM, &rx_alarm_status);
+ return 0;
+ }
+ } /* Over current check */
+
+ /* When module absent bit is set, check module */
+ if (rx_alarm_status & (1<<5)) {
+ bnx2x_8727_handle_mod_abs(phy, params);
+ /* Enable all mod_abs and link detection bits */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_RX_ALARM_CTRL,
+ ((1<<5) | (1<<2)));
+ }
+
+ /* If transmitter is disabled, ignore false link up indication */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_PHY_IDENTIFIER, &val1);
+ if (val1 & (1<<15)) {
+ DP(NETIF_MSG_LINK, "Tx is disabled\n");
+ return 0;
+ }
+
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8073_SPEED_LINK_STATUS, &link_status);
+
+ /* Bits 0..2 --> speed detected,
+ bits 13..15--> link is down */
+ if ((link_status & (1<<2)) && (!(link_status & (1<<15)))) {
+ link_up = 1;
+ vars->line_speed = SPEED_10000;
+ } else if ((link_status & (1<<0)) && (!(link_status & (1<<13)))) {
+ link_up = 1;
+ vars->line_speed = SPEED_1000;
+ DP(NETIF_MSG_LINK, "port %x: External link up in 1G\n",
+ params->port);
+ } else {
+ link_up = 0;
+ DP(NETIF_MSG_LINK, "port %x: External link is down\n",
+ params->port);
+ }
+ if (link_up)
+ bnx2x_ext_phy_resolve_fc(phy, params, vars);
+ return link_up;
}
-static void bnx2x_7101_config_loopback(struct bnx2x_phy *phy,
- struct link_params *params)
+static void bnx2x_8727_link_reset(struct bnx2x_phy *phy,
+ struct link_params *params)
{
struct bnx2x *bp = params->bp;
- /* SFX7101_XGXS_TEST1 */
- bnx2x_cl45_write(bp, phy,
- MDIO_XS_DEVAD, MDIO_XS_SFX7101_XGXS_TEST1, 0x100);
+ /* Disable Transmitter */
+ bnx2x_sfp_set_transmitter(bp, phy, params->port, 0);
}
-/*
- *------------------------------------------------------------------------
- * bnx2x_override_led_value -
- *
- * Override the led value of the requested led
- *
- *------------------------------------------------------------------------
- */
-u8 bnx2x_override_led_value(struct bnx2x *bp, u8 port,
- u32 led_idx, u32 value)
+/******************************************************************/
+/* BCM8481/BCM84823/BCM84833 PHY SECTION */
+/******************************************************************/
+static void bnx2x_save_848xx_spirom_version(struct bnx2x_phy *phy,
+ struct link_params *params)
{
- u32 reg_val;
+ u16 val, fw_ver1, fw_ver2, cnt;
+ struct bnx2x *bp = params->bp;
- /* If port 0 then use EMAC0, else use EMAC1*/
- u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
+ /* For the 32 bits registers in 848xx, access via MDIO2ARM interface.*/
+ /* (1) set register 0xc200_0014(SPI_BRIDGE_CTRL_2) to 0x03000000 */
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA819, 0x0014);
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81A, 0xc200);
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81B, 0x0000);
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81C, 0x0300);
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA817, 0x0009);
- DP(NETIF_MSG_LINK,
- "bnx2x_override_led_value() port %x led_idx %d value %d\n",
- port, led_idx, value);
+ for (cnt = 0; cnt < 100; cnt++) {
+ bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA818, &val);
+ if (val & 1)
+ break;
+ udelay(5);
+ }
+ if (cnt == 100) {
+ DP(NETIF_MSG_LINK, "Unable to read 848xx phy fw version(1)\n");
+ bnx2x_save_spirom_version(bp, params->port, 0,
+ phy->ver_addr);
+ return;
+ }
- switch (led_idx) {
- case 0: /* 10MB led */
- /* Read the current value of the LED register in
- the EMAC block */
- reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
- /* Set the OVERRIDE bit to 1 */
- reg_val |= EMAC_LED_OVERRIDE;
- /* If value is 1, set the 10M_OVERRIDE bit,
- otherwise reset it.*/
- reg_val = (value == 1) ? (reg_val | EMAC_LED_10MB_OVERRIDE) :
- (reg_val & ~EMAC_LED_10MB_OVERRIDE);
- REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
- break;
- case 1: /*100MB led */
- /*Read the current value of the LED register in
- the EMAC block */
- reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
- /* Set the OVERRIDE bit to 1 */
- reg_val |= EMAC_LED_OVERRIDE;
- /* If value is 1, set the 100M_OVERRIDE bit,
- otherwise reset it.*/
- reg_val = (value == 1) ? (reg_val | EMAC_LED_100MB_OVERRIDE) :
- (reg_val & ~EMAC_LED_100MB_OVERRIDE);
- REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
- break;
- case 2: /* 1000MB led */
- /* Read the current value of the LED register in the
- EMAC block */
- reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
- /* Set the OVERRIDE bit to 1 */
- reg_val |= EMAC_LED_OVERRIDE;
- /* If value is 1, set the 1000M_OVERRIDE bit, otherwise
- reset it. */
- reg_val = (value == 1) ? (reg_val | EMAC_LED_1000MB_OVERRIDE) :
- (reg_val & ~EMAC_LED_1000MB_OVERRIDE);
- REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
- break;
- case 3: /* 2500MB led */
- /* Read the current value of the LED register in the
- EMAC block*/
- reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED);
- /* Set the OVERRIDE bit to 1 */
- reg_val |= EMAC_LED_OVERRIDE;
- /* If value is 1, set the 2500M_OVERRIDE bit, otherwise
- reset it.*/
- reg_val = (value == 1) ? (reg_val | EMAC_LED_2500MB_OVERRIDE) :
- (reg_val & ~EMAC_LED_2500MB_OVERRIDE);
- REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
- break;
- case 4: /*10G led */
- if (port == 0) {
- REG_WR(bp, NIG_REG_LED_10G_P0,
- value);
- } else {
- REG_WR(bp, NIG_REG_LED_10G_P1,
- value);
- }
- break;
- case 5: /* TRAFFIC led */
- /* Find if the traffic control is via BMAC or EMAC */
- if (port == 0)
- reg_val = REG_RD(bp, NIG_REG_NIG_EMAC0_EN);
- else
- reg_val = REG_RD(bp, NIG_REG_NIG_EMAC1_EN);
- /* Override the traffic led in the EMAC:*/
- if (reg_val == 1) {
- /* Read the current value of the LED register in
- the EMAC block */
- reg_val = REG_RD(bp, emac_base +
- EMAC_REG_EMAC_LED);
- /* Set the TRAFFIC_OVERRIDE bit to 1 */
- reg_val |= EMAC_LED_OVERRIDE;
- /* If value is 1, set the TRAFFIC bit, otherwise
- reset it.*/
- reg_val = (value == 1) ? (reg_val | EMAC_LED_TRAFFIC) :
- (reg_val & ~EMAC_LED_TRAFFIC);
- REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val);
- } else { /* Override the traffic led in the BMAC: */
- REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0
- + port*4, 1);
- REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + port*4,
- value);
- }
- break;
- default:
- DP(NETIF_MSG_LINK,
- "bnx2x_override_led_value() unknown led index %d "
- "(should be 0-5)\n", led_idx);
- return -EINVAL;
+ /* 2) read register 0xc200_0000 (SPI_FW_STATUS) */
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA819, 0x0000);
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA81A, 0xc200);
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, 0xA817, 0x000A);
+ for (cnt = 0; cnt < 100; cnt++) {
+ bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA818, &val);
+ if (val & 1)
+ break;
+ udelay(5);
+ }
+ if (cnt == 100) {
+ DP(NETIF_MSG_LINK, "Unable to read 848xx phy fw version(2)\n");
+ bnx2x_save_spirom_version(bp, params->port, 0,
+ phy->ver_addr);
+ return;
}
- return 0;
-}
+ /* lower 16 bits of the register SPI_FW_STATUS */
+ bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA81B, &fw_ver1);
+ /* upper 16 bits of register SPI_FW_STATUS */
+ bnx2x_cl45_read(bp, phy, MDIO_PMA_DEVAD, 0xA81C, &fw_ver2);
+ bnx2x_save_spirom_version(bp, params->port, (fw_ver2<<16) | fw_ver1,
+ phy->ver_addr);
+}
-u8 bnx2x_set_led(struct link_params *params, u8 mode, u32 speed)
+static void bnx2x_848xx_set_led(struct bnx2x *bp,
+ struct bnx2x_phy *phy)
{
- u8 port = params->port;
- u16 hw_led_mode = params->hw_led_mode;
- u8 rc = 0;
- u32 tmp;
- u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
- struct bnx2x *bp = params->bp;
- DP(NETIF_MSG_LINK, "bnx2x_set_led: port %x, mode %d\n", port, mode);
- DP(NETIF_MSG_LINK, "speed 0x%x, hw_led_mode 0x%x\n",
- speed, hw_led_mode);
- switch (mode) {
- case LED_MODE_OFF:
- REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 0);
- REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4,
- SHARED_HW_CFG_LED_MAC1);
-
- tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED);
- EMAC_WR(bp, EMAC_REG_EMAC_LED, (tmp | EMAC_LED_OVERRIDE));
- break;
-
- case LED_MODE_OPER:
- if (SINGLE_MEDIA_DIRECT(params)) {
- REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, 0);
- REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 1);
- } else {
- REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4,
- hw_led_mode);
- }
+ u16 val;
- REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 +
- port*4, 0);
- /* Set blinking rate to ~15.9Hz */
- REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port*4,
- LED_BLINK_RATE_VAL);
- REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_ENA_P0 +
- port*4, 1);
- tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED);
- EMAC_WR(bp, EMAC_REG_EMAC_LED,
- (tmp & (~EMAC_LED_OVERRIDE)));
+ /* PHYC_CTL_LED_CTL */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LINK_SIGNAL, &val);
+ val &= 0xFE00;
+ val |= 0x0092;
- if (CHIP_IS_E1(bp) &&
- ((speed == SPEED_2500) ||
- (speed == SPEED_1000) ||
- (speed == SPEED_100) ||
- (speed == SPEED_10))) {
- /* On Everest 1 Ax chip versions for speeds less than
- 10G LED scheme is different */
- REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0
- + port*4, 1);
- REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 +
- port*4, 0);
- REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_TRAFFIC_P0 +
- port*4, 1);
- }
- break;
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LINK_SIGNAL, val);
- default:
- rc = -EINVAL;
- DP(NETIF_MSG_LINK, "bnx2x_set_led: Invalid led mode %d\n",
- mode);
- break;
- }
- return rc;
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LED1_MASK,
+ 0x80);
-}
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LED2_MASK,
+ 0x18);
-u8 bnx2x_test_link(struct link_params *params, struct link_vars *vars)
-{
- struct bnx2x *bp = params->bp;
- u16 gp_status = 0, phy_index = 0;
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_8481_LED3_MASK,
+ 0x0040);
- CL45_RD_OVER_CL22(bp, ¶ms->phy[INT_PHY],
- MDIO_REG_BANK_GP_STATUS,
- MDIO_GP_STATUS_TOP_AN_STATUS1,
- &gp_status);
- /* link is up only if both local phy and external phy are up */
- if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) {
- u8 ext_phy_link_up = 1;
- struct link_vars temp_vars;
- for (phy_index = EXT_PHY1; phy_index < params->num_phys;
- phy_index++) {
- if (params->phy[phy_index].read_status)
- ext_phy_link_up &=
- params->phy[phy_index].read_status(
- ¶ms->phy[phy_index],
- params, &temp_vars);
- }
- if (ext_phy_link_up)
- return 0;
- }
- return -ESRCH;
+ /* 'Interrupt Mask' */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD,
+ 0xFFFB, 0xFFFD);
}
-static u8 bnx2x_link_initialize(struct link_params *params,
- struct link_vars *vars)
+static u8 bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
{
- u8 rc = 0;
- u8 phy_index, non_ext_phy;
struct bnx2x *bp = params->bp;
+ u16 autoneg_val, an_1000_val, an_10_100_val;
/**
- * In case of external phy existence, the line speed would be the
- * line speed linked up by the external phy. In case it is direct
- * only, then the line_speed during initialization will be
- * equal to the req_line_speed
+ * This phy uses the NIG latch mechanism since link indication
+ * arrives through its LED4 and not via its LASI signal, so we
+ * get steady signal instead of clear on read
*/
- vars->line_speed = params->phy[INT_PHY].req_line_speed;
+ bnx2x_wait_reset_complete(bp, phy);
+ bnx2x_bits_en(bp, NIG_REG_LATCH_BC_0 + params->port*4,
+ 1 << NIG_LATCH_BC_ENABLE_MI_INT);
- /**
- * Initialize the internal phy in case this is a direct board
- * (no external phys), or this board has external phy which requires
- * to first.
- */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 0x0000);
- if (params->phy[INT_PHY].config_init)
- params->phy[INT_PHY].config_init(
- ¶ms->phy[INT_PHY],
- params, vars);
+ bnx2x_848xx_set_led(bp, phy);
- /* init ext phy and enable link state int */
- non_ext_phy = (SINGLE_MEDIA_DIRECT(params) ||
- (params->loopback_mode == LOOPBACK_XGXS_10));
+ /* set 1000 speed advertisement */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL,
+ &an_1000_val);
- if (non_ext_phy ||
- (params->phy[EXT_PHY1].flags & FLAGS_INIT_XGXS_FIRST) ||
- (params->loopback_mode == LOOPBACK_EXT_PHY)) {
- struct bnx2x_phy *phy = ¶ms->phy[INT_PHY];
- if (vars->line_speed == SPEED_AUTO_NEG)
- bnx2x_set_parallel_detection(phy, params);
- bnx2x_init_internal_phy(phy, params, vars);
- }
+ bnx2x_ext_phy_set_pause(params, phy, vars);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_AN_ADV,
+ &an_10_100_val);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_MII_CTRL,
+ &autoneg_val);
+ /* Disable forced speed */
+ autoneg_val &= ~((1<<6) | (1<<8) | (1<<9) | (1<<12) | (1<<13));
+ an_10_100_val &= ~((1<<5) | (1<<6) | (1<<7) | (1<<8));
- /* Init external phy*/
- if (!non_ext_phy)
- for (phy_index = EXT_PHY1; phy_index < params->num_phys;
- phy_index++) {
- params->phy[phy_index].config_init(
- ¶ms->phy[phy_index],
- params, vars);
- }
+ if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
+ (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
+ (phy->req_line_speed == SPEED_1000)) {
+ an_1000_val |= (1<<8);
+ autoneg_val |= (1<<9 | 1<<12);
+ if (phy->req_duplex == DUPLEX_FULL)
+ an_1000_val |= (1<<9);
+ DP(NETIF_MSG_LINK, "Advertising 1G\n");
+ } else
+ an_1000_val &= ~((1<<8) | (1<<9));
- /* Reset the interrupt indication after phy was initialized */
- bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 +
- params->port*4,
- (NIG_STATUS_XGXS0_LINK10G |
- NIG_STATUS_XGXS0_LINK_STATUS |
- NIG_STATUS_SERDES0_LINK_STATUS |
- NIG_MASK_MI_INT));
- return rc;
-}
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_8481_1000T_CTRL,
+ an_1000_val);
-static void set_phy_vars(struct link_params *params)
-{
- struct bnx2x *bp = params->bp;
- u8 actual_phy_idx, phy_index;
+ /* set 10 speed advertisement */
+ if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
+ (phy->speed_cap_mask &
+ (PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL |
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)))) {
+ an_10_100_val |= (1<<7);
+ /* Enable autoneg and restart autoneg for legacy speeds */
+ autoneg_val |= (1<<9 | 1<<12);
- for (phy_index = INT_PHY; phy_index < params->num_phys;
- phy_index++) {
+ if (phy->req_duplex == DUPLEX_FULL)
+ an_10_100_val |= (1<<8);
+ DP(NETIF_MSG_LINK, "Advertising 100M\n");
+ }
+ /* set 10 speed advertisement */
+ if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
+ (phy->speed_cap_mask &
+ (PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL |
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)))) {
+ an_10_100_val |= (1<<5);
+ autoneg_val |= (1<<9 | 1<<12);
+ if (phy->req_duplex == DUPLEX_FULL)
+ an_10_100_val |= (1<<6);
+ DP(NETIF_MSG_LINK, "Advertising 10M\n");
+ }
- actual_phy_idx = phy_index;
- params->phy[actual_phy_idx].req_flow_ctrl =
- params->req_flow_ctrl;
+ /* Only 10/100 are allowed to work in FORCE mode */
+ if (phy->req_line_speed == SPEED_100) {
+ autoneg_val |= (1<<13);
+ /* Enabled AUTO-MDIX when autoneg is disabled */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
+ (1<<15 | 1<<9 | 7<<0));
+ DP(NETIF_MSG_LINK, "Setting 100M force\n");
+ }
+ if (phy->req_line_speed == SPEED_10) {
+ /* Enabled AUTO-MDIX when autoneg is disabled */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_8481_AUX_CTRL,
+ (1<<15 | 1<<9 | 7<<0));
+ DP(NETIF_MSG_LINK, "Setting 10M force\n");
+ }
- params->phy[actual_phy_idx].req_line_speed =
- params->req_line_speed;
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_8481_LEGACY_AN_ADV,
+ an_10_100_val);
- params->phy[actual_phy_idx].speed_cap_mask =
- params->speed_cap_mask;
+ if (phy->req_duplex == DUPLEX_FULL)
+ autoneg_val |= (1<<8);
- params->phy[actual_phy_idx].req_duplex =
- params->req_duplex;
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_MII_CTRL, autoneg_val);
- DP(NETIF_MSG_LINK, "req_flow_ctrl %x, req_line_speed %x,"
- " speed_cap_mask %x\n",
- params->phy[actual_phy_idx].req_flow_ctrl,
- params->phy[actual_phy_idx].req_line_speed,
- params->phy[actual_phy_idx].speed_cap_mask);
+ if (((phy->req_line_speed == SPEED_AUTO_NEG) &&
+ (phy->speed_cap_mask &
+ PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) ||
+ (phy->req_line_speed == SPEED_10000)) {
+ DP(NETIF_MSG_LINK, "Advertising 10G\n");
+ /* Restart autoneg for 10G*/
+
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CTRL,
+ 0x3200);
+ } else if (phy->req_line_speed != SPEED_10 &&
+ phy->req_line_speed != SPEED_100) {
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_10GBASE_T_AN_CTRL,
+ 1);
}
+ /* Save spirom version */
+ bnx2x_save_848xx_spirom_version(phy, params);
+
+ return 0;
}
-u8 bnx2x_phy_init(struct link_params *params, struct link_vars *vars)
+static u8 bnx2x_8481_config_init(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- u32 val;
-
- DP(NETIF_MSG_LINK, "Phy Initialization started\n");
- DP(NETIF_MSG_LINK, "req_speed %d, req_flowctrl %d\n",
- params->req_line_speed, params->req_flow_ctrl);
- vars->link_status = 0;
- vars->phy_link_up = 0;
- vars->link_up = 0;
- vars->line_speed = 0;
- vars->duplex = DUPLEX_FULL;
- vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
- vars->mac_type = MAC_TYPE_NONE;
- vars->phy_flags = 0;
-
- /* disable attentions */
- bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + params->port*4,
- (NIG_MASK_XGXS0_LINK_STATUS |
- NIG_MASK_XGXS0_LINK10G |
- NIG_MASK_SERDES0_LINK_STATUS |
- NIG_MASK_MI_INT));
-
- bnx2x_emac_init(params, vars);
-
- if (params->num_phys == 0) {
- DP(NETIF_MSG_LINK, "No phy found for initialization !!\n");
- return -EINVAL;
- }
- set_phy_vars(params);
+ /* Restore normal power mode*/
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
- DP(NETIF_MSG_LINK, "Num of phys on board: %d\n", params->num_phys);
- if (CHIP_REV_IS_FPGA(bp)) {
+ /* HW reset */
+ bnx2x_ext_phy_hw_reset(bp, params->port);
- vars->link_up = 1;
- vars->line_speed = SPEED_10000;
- vars->duplex = DUPLEX_FULL;
- vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
- vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD);
- /* enable on E1.5 FPGA */
- if (CHIP_IS_E1H(bp)) {
- vars->flow_ctrl |=
- (BNX2X_FLOW_CTRL_TX |
- BNX2X_FLOW_CTRL_RX);
- vars->link_status |=
- (LINK_STATUS_TX_FLOW_CONTROL_ENABLED |
- LINK_STATUS_RX_FLOW_CONTROL_ENABLED);
- }
+ bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15);
+ return bnx2x_848xx_cmn_config_init(phy, params, vars);
+}
- bnx2x_emac_enable(params, vars, 0);
- bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed);
- /* disable drain */
- REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0);
+static u8 bnx2x_848x3_config_init(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u16 temp;
+ msleep(1);
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH,
+ params->port);
+ msleep(200); /* 100 is not enough */
- /* update shared memory */
- bnx2x_update_mng(params, vars->link_status);
+ /**
+ * BCM84823 requires that XGXS links up first @ 10G for normal
+ * behavior
+ */
+ temp = vars->line_speed;
+ vars->line_speed = SPEED_10000;
+ bnx2x_set_autoneg(phy, params, vars, 0);
+ bnx2x_program_serdes(phy, params, vars);
+ vars->line_speed = temp;
+ return bnx2x_848xx_cmn_config_init(phy, params, vars);
+}
- return 0;
+static u8 bnx2x_848xx_read_status(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u16 val, val1, val2;
+ u8 link_up = 0;
- } else
- if (CHIP_REV_IS_EMUL(bp)) {
+ /* Check 10G-BaseT link status */
+ /* Check PMD signal ok */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD, 0xFFFA, &val1);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_PMD_SIGNAL,
+ &val2);
+ DP(NETIF_MSG_LINK, "BCM848xx: PMD_SIGNAL 1.a811 = 0x%x\n", val2);
- vars->link_up = 1;
+ /* Check link 10G */
+ if (val2 & (1<<11)) {
vars->line_speed = SPEED_10000;
- vars->duplex = DUPLEX_FULL;
- vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
- vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD);
+ link_up = 1;
+ bnx2x_ext_phy_10G_an_resolve(bp, phy, vars);
+ } else { /* Check Legacy speed link */
+ u16 legacy_status, legacy_speed;
- bnx2x_bmac_enable(params, vars, 0);
+ /* Enable expansion register 0x42 (Operation mode status) */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_EXPANSION_REG_ACCESS, 0xf42);
- bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed);
- /* Disable drain */
- REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE
- + params->port*4, 0);
+ /* Get legacy speed operation status */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_EXPANSION_REG_RD_RW,
+ &legacy_status);
- /* update shared memory */
- bnx2x_update_mng(params, vars->link_status);
+ DP(NETIF_MSG_LINK, "Legacy speed status"
+ " = 0x%x\n", legacy_status);
+ link_up = ((legacy_status & (1<<11)) == (1<<11));
+ if (link_up) {
+ legacy_speed = (legacy_status & (3<<9));
+ if (legacy_speed == (0<<9))
+ vars->line_speed = SPEED_10;
+ else if (legacy_speed == (1<<9))
+ vars->line_speed = SPEED_100;
+ else if (legacy_speed == (2<<9))
+ vars->line_speed = SPEED_1000;
+ else /* Should not happen */
+ vars->line_speed = 0;
- return 0;
+ if (legacy_status & (1<<8))
+ vars->duplex = DUPLEX_FULL;
+ else
+ vars->duplex = DUPLEX_HALF;
- } else
- if (params->loopback_mode == LOOPBACK_BMAC) {
-
- vars->link_up = 1;
- vars->line_speed = SPEED_10000;
- vars->duplex = DUPLEX_FULL;
- vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
- vars->mac_type = MAC_TYPE_BMAC;
-
- vars->phy_flags = PHY_XGXS_FLAG;
-
- bnx2x_xgxs_deassert(params);
-
- /* set bmac loopback */
- bnx2x_bmac_enable(params, vars, 1);
-
- REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE +
- params->port*4, 0);
-
- } else if (params->loopback_mode == LOOPBACK_EMAC) {
-
- vars->link_up = 1;
- vars->line_speed = SPEED_1000;
- vars->duplex = DUPLEX_FULL;
- vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
- vars->mac_type = MAC_TYPE_EMAC;
-
- vars->phy_flags = PHY_XGXS_FLAG;
-
- bnx2x_xgxs_deassert(params);
- /* set bmac loopback */
- bnx2x_emac_enable(params, vars, 1);
- bnx2x_emac_program(params, vars);
- REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE +
- params->port*4, 0);
-
- } else if ((params->loopback_mode == LOOPBACK_XGXS_10) ||
- (params->loopback_mode == LOOPBACK_EXT_PHY)) {
-
- vars->link_up = 1;
- vars->line_speed = SPEED_10000;
- vars->duplex = DUPLEX_FULL;
- vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
-
- vars->phy_flags = PHY_XGXS_FLAG;
-
- val = REG_RD(bp,
- NIG_REG_XGXS0_CTRL_PHY_ADDR+
- params->port*0x18);
-
- bnx2x_xgxs_deassert(params);
- bnx2x_link_initialize(params, vars);
-
- vars->mac_type = MAC_TYPE_BMAC;
-
- bnx2x_bmac_enable(params, vars, 0);
-
- if (params->loopback_mode == LOOPBACK_XGXS_10) {
- /* set 10G XGXS loopback */
- params->phy[INT_PHY].config_loopback(
- ¶ms->phy[INT_PHY],
- params);
-
- } else {
- /* set external phy loopback */
- u8 phy_index;
- for (phy_index = EXT_PHY1;
- phy_index < params->num_phys; phy_index++) {
- if (params->phy[phy_index].config_loopback)
- params->phy[phy_index].config_loopback(
- ¶ms->phy[phy_index],
- params);
- }
+ DP(NETIF_MSG_LINK, "Link is up in %dMbps,"
+ " is_duplex_full= %d\n", vars->line_speed,
+ (vars->duplex == DUPLEX_FULL));
+ /* Check legacy speed AN resolution */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_MII_STATUS,
+ &val);
+ if (val & (1<<5))
+ vars->link_status |=
+ LINK_STATUS_AUTO_NEGOTIATE_COMPLETE;
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD,
+ MDIO_AN_REG_8481_LEGACY_AN_EXPANSION,
+ &val);
+ if ((val & (1<<0)) == 0)
+ vars->link_status |=
+ LINK_STATUS_PARALLEL_DETECTION_USED;
}
-
- REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE +
- params->port*4, 0);
-
- bnx2x_set_led(params, LED_MODE_OPER, vars->line_speed);
- } else
- /* No loopback */
- {
- if (params->switch_cfg == SWITCH_CFG_10G)
- bnx2x_xgxs_deassert(params);
- else
- bnx2x_serdes_deassert(bp, params->port);
- bnx2x_link_initialize(params, vars);
- msleep(30);
- bnx2x_link_int_enable(params);
}
- return 0;
-}
-
+ if (link_up) {
+ DP(NETIF_MSG_LINK, "BCM84823: link speed is %d\n",
+ vars->line_speed);
+ bnx2x_ext_phy_resolve_fc(phy, params, vars);
+ }
-static void bnx2x_8726_link_reset(struct bnx2x_phy *phy,
- struct link_params *params)
-{
- struct bnx2x *bp = params->bp;
- DP(NETIF_MSG_LINK, "bnx2x_8726_link_reset port %d\n", params->port);
- /* Set serial boot control for external load */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_GEN_CTRL, 0x0001);
+ return link_up;
}
-static void bnx2x_8727_link_reset(struct bnx2x_phy *phy,
- struct link_params *params)
+static u8 bnx2x_848xx_format_ver(u32 raw_ver, u8 *str, u16 *len)
{
- struct bnx2x *bp = params->bp;
- /* Disable Transmitter */
- bnx2x_sfp_set_transmitter(bp, phy, params->port, 0);
+ u8 status = 0;
+ u32 spirom_ver;
+ spirom_ver = ((raw_ver & 0xF80) >> 7) << 16 | (raw_ver & 0x7F);
+ status = bnx2x_format_ver(spirom_ver, str, len);
+ return status;
}
-static void bnx2x_8073_link_reset(struct bnx2x_phy *phy,
- struct link_params *params)
+
+static void bnx2x_8481_hw_reset(struct bnx2x_phy *phy,
+ struct link_params *params)
{
- struct bnx2x *bp = params->bp;
- u8 gpio_port;
- gpio_port = params->port;
- DP(NETIF_MSG_LINK, "Setting 8073 port %d into low power mode\n",
- gpio_port);
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
- MISC_REGISTERS_GPIO_OUTPUT_LOW,
- gpio_port);
+ bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW, 0);
+ bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW, 1);
}
+
static void bnx2x_8481_link_reset(struct bnx2x_phy *phy,
struct link_params *params)
{
port);
}
-static void bnx2x_common_ext_link_reset(struct bnx2x_phy *phy,
- struct link_params *params)
+/******************************************************************/
+/* SFX7101 PHY SECTION */
+/******************************************************************/
+static void bnx2x_7101_config_loopback(struct bnx2x_phy *phy,
+ struct link_params *params)
{
struct bnx2x *bp = params->bp;
- u8 gpio_port;
- /* HW reset */
- gpio_port = params->port;
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
- MISC_REGISTERS_GPIO_OUTPUT_LOW,
- gpio_port);
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
- MISC_REGISTERS_GPIO_OUTPUT_LOW,
- gpio_port);
- DP(NETIF_MSG_LINK, "reset external PHY\n");
-}
-
-static void bnx2x_int_link_reset(struct bnx2x_phy *phy,
- struct link_params *params)
-{
- /* reset the SerDes/XGXS */
- REG_WR(params->bp, GRCBASE_MISC +
- MISC_REGISTERS_RESET_REG_3_CLEAR,
- (0x1ff << (params->port*16)));
+ /* SFX7101_XGXS_TEST1 */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_XS_DEVAD, MDIO_XS_SFX7101_XGXS_TEST1, 0x100);
}
-u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars,
- u8 reset_ext_phy)
+static u8 bnx2x_7101_config_init(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
{
+ u16 fw_ver1, fw_ver2, val;
struct bnx2x *bp = params->bp;
- u8 phy_index, port = params->port;
- DP(NETIF_MSG_LINK, "Resetting the link of port %d\n", port);
- /* disable attentions */
- vars->link_status = 0;
- bnx2x_update_mng(params, vars->link_status);
- bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4,
- (NIG_MASK_XGXS0_LINK_STATUS |
- NIG_MASK_XGXS0_LINK10G |
- NIG_MASK_SERDES0_LINK_STATUS |
- NIG_MASK_MI_INT));
-
- /* activate nig drain */
- REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1);
+ DP(NETIF_MSG_LINK, "Setting the SFX7101 LASI indication\n");
- /* disable nig egress interface */
- REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0);
- REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0);
+ /* Restore normal power mode*/
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_HIGH, params->port);
+ /* HW reset */
+ bnx2x_ext_phy_hw_reset(bp, params->port);
+ bnx2x_wait_reset_complete(bp, phy);
- /* Stop BigMac rx */
- bnx2x_bmac_rx_disable(bp, port);
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_CTRL, 0x1);
+ DP(NETIF_MSG_LINK, "Setting the SFX7101 LED to blink on traffic\n");
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_7107_LED_CNTL, (1<<3));
- /* disable emac */
- REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0);
+ bnx2x_ext_phy_set_pause(params, phy, vars);
+ /* Restart autoneg */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, &val);
+ val |= 0x200;
+ bnx2x_cl45_write(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_CTRL, val);
- msleep(10);
- /* The PHY reset is controled by GPIO 1
- * Hold it as vars low
- */
- /* clear link led */
- bnx2x_set_led(params, LED_MODE_OFF, 0);
- if (reset_ext_phy) {
- for (phy_index = EXT_PHY1; phy_index < params->num_phys;
- phy_index++) {
- if (params->phy[phy_index].link_reset)
- params->phy[phy_index].link_reset(
- ¶ms->phy[phy_index],
- params);
- }
- }
+ /* Save spirom version */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER1, &fw_ver1);
- if (params->phy[INT_PHY].link_reset)
- params->phy[INT_PHY].link_reset(
- ¶ms->phy[INT_PHY], params);
- /* reset BigMac */
- REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
- (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER2, &fw_ver2);
+ bnx2x_save_spirom_version(bp, params->port,
+ (u32)(fw_ver1<<16 | fw_ver2), phy->ver_addr);
+ return 0;
+}
- /* disable nig ingress interface */
- REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0);
- REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0);
- REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0);
- REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0);
- vars->link_up = 0;
- return 0;
-}
-
-static u8 bnx2x_update_link_down(struct link_params *params,
- struct link_vars *vars)
+static u8 bnx2x_7101_read_status(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
{
struct bnx2x *bp = params->bp;
- u8 port = params->port;
-
- DP(NETIF_MSG_LINK, "Port %x: Link is down\n", port);
- bnx2x_set_led(params, LED_MODE_OFF, 0);
-
- /* indicate no mac active */
- vars->mac_type = MAC_TYPE_NONE;
-
- /* update shared memory */
- vars->link_status = 0;
- vars->line_speed = 0;
- bnx2x_update_mng(params, vars->link_status);
-
- /* activate nig drain */
- REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1);
-
- /* disable emac */
- REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0);
+ u8 link_up;
+ u16 val1, val2;
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val2);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_LASI_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "10G-base-T LASI status 0x%x->0x%x\n",
+ val2, val1);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val2);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_STATUS, &val1);
+ DP(NETIF_MSG_LINK, "10G-base-T PMA status 0x%x->0x%x\n",
+ val2, val1);
+ link_up = ((val1 & 4) == 4);
+ /* if link is up
+ * print the AN outcome of the SFX7101 PHY
+ */
+ if (link_up) {
+ bnx2x_cl45_read(bp, phy,
+ MDIO_AN_DEVAD, MDIO_AN_REG_MASTER_STATUS,
+ &val2);
+ vars->line_speed = SPEED_10000;
+ DP(NETIF_MSG_LINK, "SFX7101 AN status 0x%x->Master=%x\n",
+ val2, (val2 & (1<<14)));
+ bnx2x_ext_phy_10G_an_resolve(bp, phy, vars);
+ bnx2x_ext_phy_resolve_fc(phy, params, vars);
+ }
+ return link_up;
+}
- msleep(10);
- /* reset BigMac */
- bnx2x_bmac_rx_disable(bp, params->port);
- REG_WR(bp, GRCBASE_MISC +
- MISC_REGISTERS_RESET_REG_2_CLEAR,
- (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
+static u8 bnx2x_7101_format_ver(u32 spirom_ver, u8 *str, u16 *len)
+{
+ if (*len < 5)
+ return -EINVAL;
+ str[0] = (spirom_ver & 0xFF);
+ str[1] = (spirom_ver & 0xFF00) >> 8;
+ str[2] = (spirom_ver & 0xFF0000) >> 16;
+ str[3] = (spirom_ver & 0xFF000000) >> 24;
+ str[4] = '\0';
+ *len -= 5;
return 0;
}
-static u8 bnx2x_update_link_up(struct link_params *params,
- struct link_vars *vars,
- u8 link_10g)
+void bnx2x_sfx7101_sp_sw_reset(struct bnx2x *bp, struct bnx2x_phy *phy)
{
- struct bnx2x *bp = params->bp;
- u8 port = params->port;
- u8 rc = 0;
-
- vars->link_status |= LINK_STATUS_LINK_UP;
- if (vars->flow_ctrl & BNX2X_FLOW_CTRL_TX)
- vars->link_status |=
- LINK_STATUS_TX_FLOW_CONTROL_ENABLED;
+ u16 val, cnt;
- if (vars->flow_ctrl & BNX2X_FLOW_CTRL_RX)
- vars->link_status |=
- LINK_STATUS_RX_FLOW_CONTROL_ENABLED;
- if (link_10g) {
- bnx2x_bmac_enable(params, vars, 0);
- bnx2x_set_led(params, LED_MODE_OPER, SPEED_10000);
- } else {
- rc = bnx2x_emac_program(params, vars);
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7101_RESET, &val);
- bnx2x_emac_enable(params, vars, 0);
+ for (cnt = 0; cnt < 10; cnt++) {
+ msleep(50);
+ /* Writes a self-clearing reset */
+ bnx2x_cl45_write(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7101_RESET,
+ (val | (1<<15)));
+ /* Wait for clear */
+ bnx2x_cl45_read(bp, phy,
+ MDIO_PMA_DEVAD,
+ MDIO_PMA_REG_7101_RESET, &val);
- /* AN complete? */
- if ((vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE)
- && (!(vars->phy_flags & PHY_SGMII_FLAG)) &&
- SINGLE_MEDIA_DIRECT(params))
- bnx2x_set_gmii_tx_driver(params);
+ if ((val & (1<<15)) == 0)
+ break;
}
-
- /* PBF - link up */
- rc |= bnx2x_pbf_update(params, vars->flow_ctrl,
- vars->line_speed);
-
- /* disable drain */
- REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 0);
-
- /* update shared memory */
- bnx2x_update_mng(params, vars->link_status);
- msleep(20);
- return rc;
}
-/**
- * The bnx2x_link_update function should be called upon link
- * interrupt.
- * Link is considered up as follows:
- * - DIRECT_SINGLE_MEDIA - Only XGXS link (internal link) needs
- * to be up
- * - SINGLE_MEDIA - The link between the 577xx and the external
- * phy (XGXS) need to up as well as the external link of the
- * phy (PHY_EXT1)
- * - DUAL_MEDIA - The link between the 577xx and the first
- * external phy needs to be up, and at least one of the 2
- * external phy link must be up.
- */
-u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars)
-{
- struct bnx2x *bp = params->bp;
- struct link_vars phy_vars[MAX_PHYS];
- u8 port = params->port;
- u8 link_10g, phy_index;
- u8 ext_phy_link_up = 0, cur_link_up, rc = 0;
- u8 is_mi_int = 0;
- u16 ext_phy_line_speed = 0, prev_line_speed = vars->line_speed;
- u8 active_external_phy = INT_PHY;
- vars->link_status = 0;
- for (phy_index = INT_PHY; phy_index < params->num_phys;
- phy_index++) {
- phy_vars[phy_index].flow_ctrl = 0;
- phy_vars[phy_index].link_status = 0;
- phy_vars[phy_index].line_speed = 0;
- phy_vars[phy_index].duplex = DUPLEX_FULL;
- phy_vars[phy_index].phy_link_up = 0;
- phy_vars[phy_index].link_up = 0;
- }
- DP(NETIF_MSG_LINK, "port %x, XGXS?%x, int_status 0x%x\n",
- port, (vars->phy_flags & PHY_XGXS_FLAG),
- REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4));
+static void bnx2x_7101_hw_reset(struct bnx2x_phy *phy,
+ struct link_params *params) {
+ /* Low power mode is controlled by GPIO 2 */
+ bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_2,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port);
+ /* The PHY reset is controlled by GPIO 1 */
+ bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1,
+ MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port);
+}
- is_mi_int = (u8)(REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT +
- port*0x18) > 0);
- DP(NETIF_MSG_LINK, "int_mask 0x%x MI_INT %x, SERDES_LINK %x\n",
- REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4),
- is_mi_int,
- REG_RD(bp,
- NIG_REG_SERDES0_STATUS_LINK_STATUS + port*0x3c));
+/******************************************************************/
+/* STATIC PHY DECLARATION */
+/******************************************************************/
- DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n",
- REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68),
- REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68));
+static struct bnx2x_phy phy_null = {
+ .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN,
+ .addr = 0,
+ .flags = FLAGS_INIT_XGXS_FIRST,
+ .def_md_devad = 0,
+ .reserved = 0,
+ .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
+ .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
+ .mdio_ctrl = 0,
+ .supported = 0,
+ .media_type = ETH_PHY_NOT_PRESENT,
+ .ver_addr = 0,
+ .req_flow_ctrl = 0,
+ .req_line_speed = 0,
+ .speed_cap_mask = 0,
+ .req_duplex = 0,
+ .rsrv = 0,
+ .config_init = (config_init_t)NULL,
+ .read_status = (read_status_t)NULL,
+ .link_reset = (link_reset_t)NULL,
+ .config_loopback = (config_loopback_t)NULL,
+ .format_fw_ver = (format_fw_ver_t)NULL,
+ .hw_reset = (hw_reset_t)NULL,
+ .set_link_led = (set_link_led_t)NULL
+};
- /* disable emac */
- REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0);
-
- /**
- * Step 1:
- * Check external link change only for external phys, and apply
- * priority selection between them in case the link on both phys
- * is up. Note that the instead of the common vars, a temporary
- * vars argument is used since each phy may have different link/
- * speed/duplex result
- */
- for (phy_index = EXT_PHY1; phy_index < params->num_phys;
- phy_index++) {
- struct bnx2x_phy *phy = ¶ms->phy[phy_index];
- if (!phy->read_status)
- continue;
- /* Read link status and params of this ext phy */
- cur_link_up = phy->read_status(phy, params,
- &phy_vars[phy_index]);
- if (cur_link_up) {
- DP(NETIF_MSG_LINK, "phy in index %d link is up\n",
- phy_index);
- } else {
- DP(NETIF_MSG_LINK, "phy in index %d link is down\n",
- phy_index);
- continue;
- }
-
- if (!ext_phy_link_up) {
- ext_phy_link_up = 1;
- active_external_phy = phy_index;
- }
- }
- prev_line_speed = vars->line_speed;
- /**
- * Step 2:
- * Read the status of the internal phy. In case of
- * DIRECT_SINGLE_MEDIA board, this link is the external link,
- * otherwise this is the link between the 577xx and the first
- * external phy
- */
- if (params->phy[INT_PHY].read_status)
- params->phy[INT_PHY].read_status(
- ¶ms->phy[INT_PHY],
- params, vars);
- /**
- * The INT_PHY flow control reside in the vars. This include the
- * case where the speed or flow control are not set to AUTO.
- * Otherwise, the active external phy flow control result is set
- * to the vars. The ext_phy_line_speed is needed to check if the
- * speed is different between the internal phy and external phy.
- * This case may be result of intermediate link speed change.
- */
- if (active_external_phy > INT_PHY) {
- vars->flow_ctrl = phy_vars[active_external_phy].flow_ctrl;
- /**
- * Link speed is taken from the XGXS. AN and FC result from
- * the external phy.
- */
- vars->link_status |= phy_vars[active_external_phy].link_status;
- ext_phy_line_speed = phy_vars[active_external_phy].line_speed;
- vars->duplex = phy_vars[active_external_phy].duplex;
- if (params->phy[active_external_phy].supported &
- SUPPORTED_FIBRE)
- vars->link_status |= LINK_STATUS_SERDES_LINK;
- DP(NETIF_MSG_LINK, "Active external phy selected: %x\n",
- active_external_phy);
- }
- DP(NETIF_MSG_LINK, "vars->flow_ctrl = 0x%x, vars->link_status = 0x%x,"
- " ext_phy_line_speed = %d\n", vars->flow_ctrl,
- vars->link_status, ext_phy_line_speed);
- /**
- * Upon link speed change set the NIG into drain mode. Comes to
- * deals with possible FIFO glitch due to clk change when speed
- * is decreased without link down indicator
- */
-
- if (vars->phy_link_up) {
- if (!(SINGLE_MEDIA_DIRECT(params)) && ext_phy_link_up &&
- (ext_phy_line_speed != vars->line_speed)) {
- DP(NETIF_MSG_LINK, "Internal link speed %d is"
- " different than the external"
- " link speed %d\n", vars->line_speed,
- ext_phy_line_speed);
- vars->phy_link_up = 0;
- } else if (prev_line_speed != vars->line_speed) {
- REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE
- + params->port*4, 0);
- msleep(1);
- }
- }
-
- /* anything 10 and over uses the bmac */
- link_10g = ((vars->line_speed == SPEED_10000) ||
- (vars->line_speed == SPEED_12000) ||
- (vars->line_speed == SPEED_12500) ||
- (vars->line_speed == SPEED_13000) ||
- (vars->line_speed == SPEED_15000) ||
- (vars->line_speed == SPEED_16000));
-
- bnx2x_link_int_ack(params, vars, link_10g, is_mi_int);
-
- /**
- * In case external phy link is up, and internal link is down
- * (not initialized yet probably after link initialization, it
- * needs to be initialized.
- * Note that after link down-up as result of cable plug, the xgxs
- * link would probably become up again without the need
- * initialize it
- */
- if (!(SINGLE_MEDIA_DIRECT(params))) {
- DP(NETIF_MSG_LINK, "ext_phy_link_up = %d, int_link_up = %d,"
- " init_preceding = %d\n", ext_phy_link_up,
- vars->phy_link_up,
- params->phy[EXT_PHY1].flags &
- FLAGS_INIT_XGXS_FIRST);
- if (!(params->phy[EXT_PHY1].flags &
- FLAGS_INIT_XGXS_FIRST)
- && ext_phy_link_up && !vars->phy_link_up) {
- vars->line_speed = ext_phy_line_speed;
- if (vars->line_speed < SPEED_1000)
- vars->phy_flags |= PHY_SGMII_FLAG;
- else
- vars->phy_flags &= ~PHY_SGMII_FLAG;
- bnx2x_init_internal_phy(¶ms->phy[INT_PHY],
- params,
- vars);
- }
- }
- /**
- * Link is up only if both local phy and external phy (in case of
- * non-direct board) are up
- */
- vars->link_up = (vars->phy_link_up &&
- (ext_phy_link_up ||
- SINGLE_MEDIA_DIRECT(params)));
-
- if (vars->link_up)
- rc = bnx2x_update_link_up(params, vars, link_10g);
- else
- rc = bnx2x_update_link_down(params, vars);
-
- return rc;
-}
-
-static void bnx2x_8481_hw_reset(struct bnx2x_phy *phy,
- struct link_params *params)
-{
- bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1,
- MISC_REGISTERS_GPIO_OUTPUT_LOW, 0);
- bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1,
- MISC_REGISTERS_GPIO_OUTPUT_LOW, 1);
-}
-
-static void bnx2x_8727_hw_reset(struct bnx2x_phy *phy,
- struct link_params *params) {
- u32 swap_val, swap_override;
- u8 port;
- /**
- * The PHY reset is controlled by GPIO 1. Fake the port number
- * to cancel the swap done in set_gpio()
- */
- struct bnx2x *bp = params->bp;
- swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
- swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE);
- port = (swap_val && swap_override) ^ 1;
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
- MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
-}
-
-static void bnx2x_7101_hw_reset(struct bnx2x_phy *phy,
- struct link_params *params) {
- /* Low power mode is controlled by GPIO 2 */
- bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_2,
- MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port);
- /* The PHY reset is controlled by GPIO 1 */
- bnx2x_set_gpio(params->bp, MISC_REGISTERS_GPIO_1,
- MISC_REGISTERS_GPIO_OUTPUT_LOW, params->port);
-}
-/******************************************************************/
-/* STATIC PHY DECLARATION */
-/******************************************************************/
-
-static struct bnx2x_phy phy_null = {
- .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN,
- .addr = 0,
- .flags = FLAGS_INIT_XGXS_FIRST,
- .def_md_devad = 0,
- .reserved = 0,
- .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
- .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
- .mdio_ctrl = 0,
- .supported = 0,
- .media_type = ETH_PHY_NOT_PRESENT,
- .ver_addr = 0,
- .req_flow_ctrl = 0,
- .req_line_speed = 0,
- .speed_cap_mask = 0,
- .req_duplex = 0,
- .rsrv = 0,
- .config_init = (config_init_t)NULL,
- .read_status = (read_status_t)NULL,
- .link_reset = (link_reset_t)NULL,
- .config_loopback = (config_loopback_t)NULL,
- .format_fw_ver = (format_fw_ver_t)NULL,
- .hw_reset = (hw_reset_t)NULL,
- .set_link_led = (set_link_led_t)NULL
-};
-
-static struct bnx2x_phy phy_serdes = {
- .type = PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT,
- .addr = 0xff,
- .flags = 0,
- .def_md_devad = 0,
- .reserved = 0,
- .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
- .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
- .mdio_ctrl = 0,
- .supported = (SUPPORTED_10baseT_Half |
- SUPPORTED_10baseT_Full |
- SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full |
- SUPPORTED_1000baseT_Full |
- SUPPORTED_2500baseX_Full |
- SUPPORTED_TP |
- SUPPORTED_Autoneg |
- SUPPORTED_Pause |
- SUPPORTED_Asym_Pause),
- .media_type = ETH_PHY_UNSPECIFIED,
- .ver_addr = 0,
- .req_flow_ctrl = 0,
- .req_line_speed = 0,
- .speed_cap_mask = 0,
- .req_duplex = 0,
- .rsrv = 0,
- .config_init = (config_init_t)bnx2x_init_serdes,
- .read_status = (read_status_t)bnx2x_link_settings_status,
- .link_reset = (link_reset_t)bnx2x_int_link_reset,
- .config_loopback = (config_loopback_t)NULL,
- .format_fw_ver = (format_fw_ver_t)NULL,
- .hw_reset = (hw_reset_t)NULL,
- .set_link_led = (set_link_led_t)NULL
-};
+static struct bnx2x_phy phy_serdes = {
+ .type = PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT,
+ .addr = 0xff,
+ .flags = 0,
+ .def_md_devad = 0,
+ .reserved = 0,
+ .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
+ .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
+ .mdio_ctrl = 0,
+ .supported = (SUPPORTED_10baseT_Half |
+ SUPPORTED_10baseT_Full |
+ SUPPORTED_100baseT_Half |
+ SUPPORTED_100baseT_Full |
+ SUPPORTED_1000baseT_Full |
+ SUPPORTED_2500baseX_Full |
+ SUPPORTED_TP |
+ SUPPORTED_Autoneg |
+ SUPPORTED_Pause |
+ SUPPORTED_Asym_Pause),
+ .media_type = ETH_PHY_UNSPECIFIED,
+ .ver_addr = 0,
+ .req_flow_ctrl = 0,
+ .req_line_speed = 0,
+ .speed_cap_mask = 0,
+ .req_duplex = 0,
+ .rsrv = 0,
+ .config_init = (config_init_t)bnx2x_init_serdes,
+ .read_status = (read_status_t)bnx2x_link_settings_status,
+ .link_reset = (link_reset_t)bnx2x_int_link_reset,
+ .config_loopback = (config_loopback_t)NULL,
+ .format_fw_ver = (format_fw_ver_t)NULL,
+ .hw_reset = (hw_reset_t)NULL,
+ .set_link_led = (set_link_led_t)NULL
+};
static struct bnx2x_phy phy_xgxs = {
.type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT,
.mdio_ctrl = 0,
.supported = (SUPPORTED_10000baseT_Full |
SUPPORTED_1000baseT_Full |
- SUPPORTED_Autoneg |
SUPPORTED_FIBRE |
SUPPORTED_Pause |
SUPPORTED_Asym_Pause),
.set_link_led = (set_link_led_t)NULL
};
-static struct bnx2x_phy phy_84823 = {
- .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823,
- .addr = 0xff,
- .flags = FLAGS_FAN_FAILURE_DET_REQ,
- .def_md_devad = 0,
- .reserved = 0,
- .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
- .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
- .mdio_ctrl = 0,
- .supported = (SUPPORTED_10baseT_Half |
- SUPPORTED_10baseT_Full |
- SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full |
- SUPPORTED_1000baseT_Full |
- SUPPORTED_10000baseT_Full |
- SUPPORTED_TP |
- SUPPORTED_Autoneg |
- SUPPORTED_Pause |
- SUPPORTED_Asym_Pause),
- .media_type = ETH_PHY_BASE_T,
- .ver_addr = 0,
- .req_flow_ctrl = 0,
- .req_line_speed = 0,
- .speed_cap_mask = 0,
- .req_duplex = 0,
- .rsrv = 0,
- .config_init = (config_init_t)bnx2x_848x3_config_init,
- .read_status = (read_status_t)bnx2x_848xx_read_status,
- .link_reset = (link_reset_t)bnx2x_848x3_link_reset,
- .config_loopback = (config_loopback_t)NULL,
- .format_fw_ver = (format_fw_ver_t)bnx2x_848xx_format_ver,
- .hw_reset = (hw_reset_t)NULL,
- .set_link_led = (set_link_led_t)NULL
-};
+static struct bnx2x_phy phy_84823 = {
+ .type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823,
+ .addr = 0xff,
+ .flags = FLAGS_FAN_FAILURE_DET_REQ,
+ .def_md_devad = 0,
+ .reserved = 0,
+ .rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
+ .tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
+ .mdio_ctrl = 0,
+ .supported = (SUPPORTED_10baseT_Half |
+ SUPPORTED_10baseT_Full |
+ SUPPORTED_100baseT_Half |
+ SUPPORTED_100baseT_Full |
+ SUPPORTED_1000baseT_Full |
+ SUPPORTED_10000baseT_Full |
+ SUPPORTED_TP |
+ SUPPORTED_Autoneg |
+ SUPPORTED_Pause |
+ SUPPORTED_Asym_Pause),
+ .media_type = ETH_PHY_BASE_T,
+ .ver_addr = 0,
+ .req_flow_ctrl = 0,
+ .req_line_speed = 0,
+ .speed_cap_mask = 0,
+ .req_duplex = 0,
+ .rsrv = 0,
+ .config_init = (config_init_t)bnx2x_848x3_config_init,
+ .read_status = (read_status_t)bnx2x_848xx_read_status,
+ .link_reset = (link_reset_t)bnx2x_848x3_link_reset,
+ .config_loopback = (config_loopback_t)NULL,
+ .format_fw_ver = (format_fw_ver_t)bnx2x_848xx_format_ver,
+ .hw_reset = (hw_reset_t)NULL,
+ .set_link_led = (set_link_led_t)NULL
+};
+
+/*****************************************************************/
+/* */
+/* Populate the phy according. Main function: bnx2x_populate_phy */
+/* */
+/*****************************************************************/
+
+static void bnx2x_populate_preemphasis(struct bnx2x *bp, u32 shmem_base,
+ struct bnx2x_phy *phy, u8 port,
+ u8 phy_index)
+{
+ /* Get the 4 lanes xgxs config rx and tx */
+ u32 rx = 0, tx = 0, i;
+ for (i = 0; i < 2; i++) {
+ /**
+ * INT_PHY and EXT_PHY1 share the same value location in the
+ * shmem. When num_phys is greater than 1, than this value
+ * applies only to EXT_PHY1
+ */
+
+ rx = REG_RD(bp, shmem_base +
+ offsetof(struct shmem_region,
+ dev_info.port_hw_config[port].xgxs_config_rx[i<<1]));
+
+ tx = REG_RD(bp, shmem_base +
+ offsetof(struct shmem_region,
+ dev_info.port_hw_config[port].xgxs_config_tx[i<<1]));
+
+ phy->rx_preemphasis[i << 1] = ((rx>>16) & 0xffff);
+ phy->rx_preemphasis[(i << 1) + 1] = (rx & 0xffff);
+
+ phy->tx_preemphasis[i << 1] = ((tx>>16) & 0xffff);
+ phy->tx_preemphasis[(i << 1) + 1] = (tx & 0xffff);
+ }
+}
+
+static u32 bnx2x_get_ext_phy_config(struct bnx2x *bp, u32 shmem_base,
+ u8 phy_index, u8 port)
+{
+ u32 ext_phy_config = 0;
+ switch (phy_index) {
+ case EXT_PHY1:
+ ext_phy_config = REG_RD(bp, shmem_base +
+ offsetof(struct shmem_region,
+ dev_info.port_hw_config[port].external_phy_config));
+ break;
+ default:
+ DP(NETIF_MSG_LINK, "Invalid phy_index %d\n", phy_index);
+ return -EINVAL;
+ }
+
+ return ext_phy_config;
+}
+static u8 bnx2x_populate_int_phy(struct bnx2x *bp, u32 shmem_base, u8 port,
+ struct bnx2x_phy *phy)
+{
+ u32 phy_addr;
+ u32 chip_id;
+ u32 switch_cfg = (REG_RD(bp, shmem_base +
+ offsetof(struct shmem_region,
+ dev_info.port_feature_config[port].link_config)) &
+ PORT_FEATURE_CONNECTED_SWITCH_MASK);
+ chip_id = REG_RD(bp, MISC_REG_CHIP_NUM) << 16;
+ switch (switch_cfg) {
+ case SWITCH_CFG_1G:
+ phy_addr = REG_RD(bp,
+ NIG_REG_SERDES0_CTRL_PHY_ADDR +
+ port * 0x10);
+ *phy = phy_serdes;
+ break;
+ case SWITCH_CFG_10G:
+ phy_addr = REG_RD(bp,
+ NIG_REG_XGXS0_CTRL_PHY_ADDR +
+ port * 0x18);
+ *phy = phy_xgxs;
+ break;
+ default:
+ DP(NETIF_MSG_LINK, "Invalid switch_cfg\n");
+ return -EINVAL;
+ }
+ phy->addr = (u8)phy_addr;
+ phy->mdio_ctrl = bnx2x_get_emac_base(bp,
+ SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH,
+ port);
+ phy->def_md_devad = DEFAULT_PHY_DEV_ADDR;
+
+ DP(NETIF_MSG_LINK, "Internal phy port=%d, addr=0x%x, mdio_ctl=0x%x\n",
+ port, phy->addr, phy->mdio_ctrl);
+
+ bnx2x_populate_preemphasis(bp, shmem_base, phy, port, INT_PHY);
+ return 0;
+}
+
+static u8 bnx2x_populate_ext_phy(struct bnx2x *bp,
+ u8 phy_index,
+ u32 shmem_base,
+ u8 port,
+ struct bnx2x_phy *phy)
+{
+ u32 ext_phy_config, phy_type, config2;
+ u32 mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH;
+ ext_phy_config = bnx2x_get_ext_phy_config(bp, shmem_base,
+ phy_index, port);
+ phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config);
+ /* Select the phy type */
+ switch (phy_type) {
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
+ mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED;
+ *phy = phy_8073;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
+ *phy = phy_8705;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
+ *phy = phy_8706;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
+ mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
+ *phy = phy_8726;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC:
+ /* BCM8727_NOC => BCM8727 no over current */
+ mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
+ *phy = phy_8727;
+ phy->flags |= FLAGS_NOC;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727:
+ mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
+ *phy = phy_8727;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481:
+ *phy = phy_8481;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823:
+ *phy = phy_84823;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
+ *phy = phy_7101;
+ break;
+ case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
+ *phy = phy_null;
+ return -EINVAL;
+ default:
+ *phy = phy_null;
+ return 0;
+ }
+
+ phy->addr = XGXS_EXT_PHY_ADDR(ext_phy_config);
+ bnx2x_populate_preemphasis(bp, shmem_base, phy, port, phy_index);
+
+ /**
+ * The shmem address of the phy version is located on different
+ * structures. In case this structure is too old, do not set
+ * the address
+ */
+ config2 = REG_RD(bp, shmem_base + offsetof(struct shmem_region,
+ dev_info.shared_hw_config.config2));
+
+ phy->ver_addr = shmem_base + offsetof(struct shmem_region,
+ port_mb[port].ext_phy_fw_version);
+
+ /* Check specific mdc mdio settings */
+ if (config2 & SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK)
+ mdc_mdio_access = config2 &
+ SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK;
+
+ phy->mdio_ctrl = bnx2x_get_emac_base(bp, mdc_mdio_access, port);
+
+ /**
+ * In case mdc/mdio_access of the external phy is different than the
+ * mdc/mdio access of the XGXS, a HW lock must be taken in each access
+ * to prevent one port interfere with another port's CL45 operations.
+ */
+ if (mdc_mdio_access != SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH)
+ phy->flags |= FLAGS_HW_LOCK_REQUIRED;
+ DP(NETIF_MSG_LINK, "phy_type 0x%x port %d found in index %d\n",
+ phy_type, port, phy_index);
+ DP(NETIF_MSG_LINK, " addr=0x%x, mdio_ctl=0x%x\n",
+ phy->addr, phy->mdio_ctrl);
+ return 0;
+}
+
+static u8 bnx2x_populate_phy(struct bnx2x *bp, u8 phy_index, u32 shmem_base,
+ u8 port, struct bnx2x_phy *phy)
+{
+ u8 status = 0;
+ phy->type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN;
+ if (phy_index == INT_PHY)
+ return bnx2x_populate_int_phy(bp, shmem_base, port, phy);
+ status = bnx2x_populate_ext_phy(bp, phy_index, shmem_base,
+ port, phy);
+ return status;
+}
+
+static void bnx2x_phy_def_cfg(struct link_params *params,
+ struct bnx2x_phy *phy,
+ u8 actual_phy_idx)
+{
+ struct bnx2x *bp = params->bp;
+ u32 link_config;
+ /* Populate the default phy configuration for MF mode */
+ link_config = REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region, dev_info.
+ port_feature_config[params->port].link_config));
+ phy->speed_cap_mask = REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region, dev_info.
+ port_hw_config[params->port].speed_capability_mask));
+
+ phy->req_duplex = DUPLEX_FULL;
+ switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) {
+ case PORT_FEATURE_LINK_SPEED_10M_HALF:
+ phy->req_duplex = DUPLEX_HALF;
+ case PORT_FEATURE_LINK_SPEED_10M_FULL:
+ phy->req_line_speed = SPEED_10;
+ break;
+ case PORT_FEATURE_LINK_SPEED_100M_HALF:
+ phy->req_duplex = DUPLEX_HALF;
+ case PORT_FEATURE_LINK_SPEED_100M_FULL:
+ phy->req_line_speed = SPEED_100;
+ break;
+ case PORT_FEATURE_LINK_SPEED_1G:
+ phy->req_line_speed = SPEED_1000;
+ break;
+ case PORT_FEATURE_LINK_SPEED_2_5G:
+ phy->req_line_speed = SPEED_2500;
+ break;
+ case PORT_FEATURE_LINK_SPEED_10G_CX4:
+ phy->req_line_speed = SPEED_10000;
+ break;
+ default:
+ phy->req_line_speed = SPEED_AUTO_NEG;
+ break;
+ }
+
+ switch (link_config & PORT_FEATURE_FLOW_CONTROL_MASK) {
+ case PORT_FEATURE_FLOW_CONTROL_AUTO:
+ phy->req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO;
+ break;
+ case PORT_FEATURE_FLOW_CONTROL_TX:
+ phy->req_flow_ctrl = BNX2X_FLOW_CTRL_TX;
+ break;
+ case PORT_FEATURE_FLOW_CONTROL_RX:
+ phy->req_flow_ctrl = BNX2X_FLOW_CTRL_RX;
+ break;
+ case PORT_FEATURE_FLOW_CONTROL_BOTH:
+ phy->req_flow_ctrl = BNX2X_FLOW_CTRL_BOTH;
+ break;
+ default:
+ phy->req_flow_ctrl = BNX2X_FLOW_CTRL_NONE;
+ break;
+ }
+}
+
+u8 bnx2x_phy_probe(struct link_params *params)
+{
+ u8 phy_index, actual_phy_idx, link_cfg_idx;
+
+ struct bnx2x *bp = params->bp;
+ struct bnx2x_phy *phy;
+ params->num_phys = 0;
+ DP(NETIF_MSG_LINK, "Begin phy probe\n");
+
+ for (phy_index = INT_PHY; phy_index < MAX_PHYS;
+ phy_index++) {
+ link_cfg_idx = LINK_CONFIG_IDX(phy_index);
+ actual_phy_idx = phy_index;
+
+ phy = ¶ms->phy[actual_phy_idx];
+ if (bnx2x_populate_phy(bp, phy_index, params->shmem_base,
+ params->port,
+ phy) != 0) {
+ params->num_phys = 0;
+ DP(NETIF_MSG_LINK, "phy probe failed in phy index %d\n",
+ phy_index);
+ for (phy_index = INT_PHY;
+ phy_index < MAX_PHYS;
+ phy_index++)
+ *phy = phy_null;
+ return -EINVAL;
+ }
+ if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)
+ break;
+
+ bnx2x_phy_def_cfg(params, phy, actual_phy_idx);
+ params->num_phys++;
+ }
+
+ DP(NETIF_MSG_LINK, "End phy probe. #phys found %x\n", params->num_phys);
+ return 0;
+}
+
+u32 bnx2x_supported_attr(struct link_params *params, u8 phy_idx)
+{
+ if (phy_idx < params->num_phys)
+ return params->phy[phy_idx].supported;
+ return 0;
+}
+
+static void set_phy_vars(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+ u8 actual_phy_idx, phy_index;
+
+ for (phy_index = INT_PHY; phy_index < params->num_phys;
+ phy_index++) {
+
+ actual_phy_idx = phy_index;
+ params->phy[actual_phy_idx].req_flow_ctrl =
+ params->req_flow_ctrl;
+
+ params->phy[actual_phy_idx].req_line_speed =
+ params->req_line_speed;
+
+ params->phy[actual_phy_idx].speed_cap_mask =
+ params->speed_cap_mask;
+
+ params->phy[actual_phy_idx].req_duplex =
+ params->req_duplex;
+
+ DP(NETIF_MSG_LINK, "req_flow_ctrl %x, req_line_speed %x,"
+ " speed_cap_mask %x\n",
+ params->phy[actual_phy_idx].req_flow_ctrl,
+ params->phy[actual_phy_idx].req_line_speed,
+ params->phy[actual_phy_idx].speed_cap_mask);
+ }
+}
+
+u8 bnx2x_phy_init(struct link_params *params, struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u32 val;
+
+ DP(NETIF_MSG_LINK, "Phy Initialization started\n");
+ DP(NETIF_MSG_LINK, "req_speed %d, req_flowctrl %d\n",
+ params->req_line_speed, params->req_flow_ctrl);
+ vars->link_status = 0;
+ vars->phy_link_up = 0;
+ vars->link_up = 0;
+ vars->line_speed = 0;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
+ vars->mac_type = MAC_TYPE_NONE;
+ vars->phy_flags = 0;
+
+ /* disable attentions */
+ bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + params->port*4,
+ (NIG_MASK_XGXS0_LINK_STATUS |
+ NIG_MASK_XGXS0_LINK10G |
+ NIG_MASK_SERDES0_LINK_STATUS |
+ NIG_MASK_MI_INT));
+
+ bnx2x_emac_init(params, vars);
+
+ if (params->num_phys == 0) {
+ DP(NETIF_MSG_LINK, "No phy found for initialization !!\n");
+ return -EINVAL;
+ }
+ set_phy_vars(params);
+
+ DP(NETIF_MSG_LINK, "Num of phys on board: %d\n", params->num_phys);
+ if (CHIP_REV_IS_FPGA(bp)) {
+
+ vars->link_up = 1;
+ vars->line_speed = SPEED_10000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
+ vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD);
+ /* enable on E1.5 FPGA */
+ if (CHIP_IS_E1H(bp)) {
+ vars->flow_ctrl |=
+ (BNX2X_FLOW_CTRL_TX |
+ BNX2X_FLOW_CTRL_RX);
+ vars->link_status |=
+ (LINK_STATUS_TX_FLOW_CONTROL_ENABLED |
+ LINK_STATUS_RX_FLOW_CONTROL_ENABLED);
+ }
+
+ bnx2x_emac_enable(params, vars, 0);
+ bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed);
+ /* disable drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + params->port*4, 0);
+
+ /* update shared memory */
+ bnx2x_update_mng(params, vars->link_status);
+
+ return 0;
+
+ } else
+ if (CHIP_REV_IS_EMUL(bp)) {
+
+ vars->link_up = 1;
+ vars->line_speed = SPEED_10000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
+ vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD);
+
+ bnx2x_bmac_enable(params, vars, 0);
+
+ bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed);
+ /* Disable drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE
+ + params->port*4, 0);
+
+ /* update shared memory */
+ bnx2x_update_mng(params, vars->link_status);
+
+ return 0;
+
+ } else
+ if (params->loopback_mode == LOOPBACK_BMAC) {
+
+ vars->link_up = 1;
+ vars->line_speed = SPEED_10000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
+ vars->mac_type = MAC_TYPE_BMAC;
-/*****************************************************************/
-/* */
-/* Populate the phy according. Main function: bnx2x_populate_phy */
-/* */
-/*****************************************************************/
+ vars->phy_flags = PHY_XGXS_FLAG;
-static void bnx2x_populate_preemphasis(struct bnx2x *bp, u32 shmem_base,
- struct bnx2x_phy *phy, u8 port,
- u8 phy_index)
-{
- /* Get the 4 lanes xgxs config rx and tx */
- u32 rx = 0, tx = 0, i;
- for (i = 0; i < 2; i++) {
- /**
- * INT_PHY and EXT_PHY1 share the same value location in the
- * shmem. When num_phys is greater than 1, than this value
- * applies only to EXT_PHY1
- */
+ bnx2x_xgxs_deassert(params);
- rx = REG_RD(bp, shmem_base +
- offsetof(struct shmem_region,
- dev_info.port_hw_config[port].xgxs_config_rx[i<<1]));
+ /* set bmac loopback */
+ bnx2x_bmac_enable(params, vars, 1);
- tx = REG_RD(bp, shmem_base +
- offsetof(struct shmem_region,
- dev_info.port_hw_config[port].xgxs_config_tx[i<<1]));
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE +
+ params->port*4, 0);
- phy->rx_preemphasis[i << 1] = ((rx>>16) & 0xffff);
- phy->rx_preemphasis[(i << 1) + 1] = (rx & 0xffff);
+ } else if (params->loopback_mode == LOOPBACK_EMAC) {
- phy->tx_preemphasis[i << 1] = ((tx>>16) & 0xffff);
- phy->tx_preemphasis[(i << 1) + 1] = (tx & 0xffff);
- }
-}
+ vars->link_up = 1;
+ vars->line_speed = SPEED_1000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
+ vars->mac_type = MAC_TYPE_EMAC;
-static u32 bnx2x_get_ext_phy_config(struct bnx2x *bp, u32 shmem_base,
- u8 phy_index, u8 port)
-{
- u32 ext_phy_config = 0;
- switch (phy_index) {
- case EXT_PHY1:
- ext_phy_config = REG_RD(bp, shmem_base +
- offsetof(struct shmem_region,
- dev_info.port_hw_config[port].external_phy_config));
- break;
- default:
- DP(NETIF_MSG_LINK, "Invalid phy_index %d\n", phy_index);
- return -EINVAL;
- }
+ vars->phy_flags = PHY_XGXS_FLAG;
- return ext_phy_config;
-}
-static u8 bnx2x_populate_int_phy(struct bnx2x *bp, u32 shmem_base, u8 port,
- struct bnx2x_phy *phy)
-{
- u32 phy_addr;
- u32 chip_id;
- u32 switch_cfg = (REG_RD(bp, shmem_base +
- offsetof(struct shmem_region,
- dev_info.port_feature_config[port].link_config)) &
- PORT_FEATURE_CONNECTED_SWITCH_MASK);
- chip_id = REG_RD(bp, MISC_REG_CHIP_NUM) << 16;
- switch (switch_cfg) {
- case SWITCH_CFG_1G:
- phy_addr = REG_RD(bp,
- NIG_REG_SERDES0_CTRL_PHY_ADDR +
- port * 0x10);
- *phy = phy_serdes;
- break;
- case SWITCH_CFG_10G:
- phy_addr = REG_RD(bp,
- NIG_REG_XGXS0_CTRL_PHY_ADDR +
- port * 0x18);
- *phy = phy_xgxs;
- break;
- default:
- DP(NETIF_MSG_LINK, "Invalid switch_cfg\n");
- return -EINVAL;
- }
- phy->addr = (u8)phy_addr;
- phy->mdio_ctrl = bnx2x_get_emac_base(bp,
- SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH,
- port);
- phy->def_md_devad = DEFAULT_PHY_DEV_ADDR;
+ bnx2x_xgxs_deassert(params);
+ /* set bmac loopback */
+ bnx2x_emac_enable(params, vars, 1);
+ bnx2x_emac_program(params, vars);
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE +
+ params->port*4, 0);
- DP(NETIF_MSG_LINK, "Internal phy port=%d, addr=0x%x, mdio_ctl=0x%x\n",
- port, phy->addr, phy->mdio_ctrl);
+ } else if ((params->loopback_mode == LOOPBACK_XGXS) ||
+ (params->loopback_mode == LOOPBACK_EXT_PHY)) {
- bnx2x_populate_preemphasis(bp, shmem_base, phy, port, INT_PHY);
- return 0;
-}
+ vars->link_up = 1;
+ vars->line_speed = SPEED_10000;
+ vars->duplex = DUPLEX_FULL;
+ vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE;
-static u8 bnx2x_populate_ext_phy(struct bnx2x *bp,
- u8 phy_index,
- u32 shmem_base,
- u8 port,
- struct bnx2x_phy *phy)
-{
- u32 ext_phy_config, phy_type, config2;
- u32 mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH;
- ext_phy_config = bnx2x_get_ext_phy_config(bp, shmem_base,
- phy_index, port);
- phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config);
- /* Select the phy type */
- switch (phy_type) {
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
- mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_SWAPPED;
- *phy = phy_8073;
- break;
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
- *phy = phy_8705;
- break;
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
- *phy = phy_8706;
- break;
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
- mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
- *phy = phy_8726;
- break;
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC:
- /* BCM8727_NOC => BCM8727 no over current */
- mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
- *phy = phy_8727;
- phy->flags |= FLAGS_NOC;
- break;
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727:
- mdc_mdio_access = SHARED_HW_CFG_MDC_MDIO_ACCESS1_EMAC1;
- *phy = phy_8727;
- break;
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481:
- *phy = phy_8481;
- break;
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823:
- *phy = phy_84823;
- break;
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
- *phy = phy_7101;
- break;
- case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
- *phy = phy_null;
- return -EINVAL;
- default:
- *phy = phy_null;
- return 0;
- }
+ vars->phy_flags = PHY_XGXS_FLAG;
- phy->addr = XGXS_EXT_PHY_ADDR(ext_phy_config);
- bnx2x_populate_preemphasis(bp, shmem_base, phy, port, phy_index);
+ val = REG_RD(bp,
+ NIG_REG_XGXS0_CTRL_PHY_ADDR+
+ params->port*0x18);
- /**
- * The shmem address of the phy version is located on different
- * structures. In case this structure is too old, do not set
- * the address
- */
- config2 = REG_RD(bp, shmem_base + offsetof(struct shmem_region,
- dev_info.shared_hw_config.config2));
+ bnx2x_xgxs_deassert(params);
+ bnx2x_link_initialize(params, vars);
- phy->ver_addr = shmem_base + offsetof(struct shmem_region,
- port_mb[port].ext_phy_fw_version);
+ vars->mac_type = MAC_TYPE_BMAC;
- /* Check specific mdc mdio settings */
- if (config2 & SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK)
- mdc_mdio_access = config2 &
- SHARED_HW_CFG_MDC_MDIO_ACCESS1_MASK;
+ bnx2x_bmac_enable(params, vars, 0);
- phy->mdio_ctrl = bnx2x_get_emac_base(bp, mdc_mdio_access, port);
+ if (params->loopback_mode == LOOPBACK_XGXS) {
+ /* set 10G XGXS loopback */
+ params->phy[INT_PHY].config_loopback(
+ ¶ms->phy[INT_PHY],
+ params);
- /**
- * In case mdc/mdio_access of the external phy is different than the
- * mdc/mdio access of the XGXS, a HW lock must be taken in each access
- * to prevent one port interfere with another port's CL45 operations.
- */
- if (mdc_mdio_access != SHARED_HW_CFG_MDC_MDIO_ACCESS1_BOTH)
- phy->flags |= FLAGS_HW_LOCK_REQUIRED;
- DP(NETIF_MSG_LINK, "phy_type 0x%x port %d found in index %d\n",
- phy_type, port, phy_index);
- DP(NETIF_MSG_LINK, " addr=0x%x, mdio_ctl=0x%x\n",
- phy->addr, phy->mdio_ctrl);
+ } else {
+ /* set external phy loopback */
+ u8 phy_index;
+ for (phy_index = EXT_PHY1;
+ phy_index < params->num_phys; phy_index++) {
+ if (params->phy[phy_index].config_loopback)
+ params->phy[phy_index].config_loopback(
+ ¶ms->phy[phy_index],
+ params);
+ }
+ }
+
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE +
+ params->port*4, 0);
+
+ bnx2x_set_led(params, LED_MODE_OPER, vars->line_speed);
+ } else
+ /* No loopback */
+ {
+ if (params->switch_cfg == SWITCH_CFG_10G)
+ bnx2x_xgxs_deassert(params);
+ else
+ bnx2x_serdes_deassert(bp, params->port);
+ bnx2x_link_initialize(params, vars);
+ msleep(30);
+ bnx2x_link_int_enable(params);
+ }
return 0;
}
-
-static u8 bnx2x_populate_phy(struct bnx2x *bp, u8 phy_index, u32 shmem_base,
- u8 port, struct bnx2x_phy *phy)
-{
- u8 status = 0;
- phy->type = PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN;
- if (phy_index == INT_PHY)
- return bnx2x_populate_int_phy(bp, shmem_base, port, phy);
- status = bnx2x_populate_ext_phy(bp, phy_index, shmem_base,
- port, phy);
- return status;
-}
-
-static void bnx2x_phy_def_cfg(struct link_params *params,
- struct bnx2x_phy *phy,
- u8 actual_phy_idx)
+u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars,
+ u8 reset_ext_phy)
{
struct bnx2x *bp = params->bp;
- u32 link_config;
- /* Populate the default phy configuration for MF mode */
- link_config = REG_RD(bp, params->shmem_base +
- offsetof(struct shmem_region, dev_info.
- port_feature_config[params->port].link_config));
- phy->speed_cap_mask = REG_RD(bp, params->shmem_base +
- offsetof(struct shmem_region, dev_info.
- port_hw_config[params->port].speed_capability_mask));
-
- phy->req_duplex = DUPLEX_FULL;
- switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) {
- case PORT_FEATURE_LINK_SPEED_10M_HALF:
- phy->req_duplex = DUPLEX_HALF;
- case PORT_FEATURE_LINK_SPEED_10M_FULL:
- phy->req_line_speed = SPEED_10;
- break;
- case PORT_FEATURE_LINK_SPEED_100M_HALF:
- phy->req_duplex = DUPLEX_HALF;
- case PORT_FEATURE_LINK_SPEED_100M_FULL:
- phy->req_line_speed = SPEED_100;
- break;
- case PORT_FEATURE_LINK_SPEED_1G:
- phy->req_line_speed = SPEED_1000;
- break;
- case PORT_FEATURE_LINK_SPEED_2_5G:
- phy->req_line_speed = SPEED_2500;
- break;
- case PORT_FEATURE_LINK_SPEED_10G_CX4:
- phy->req_line_speed = SPEED_10000;
- break;
- default:
- phy->req_line_speed = SPEED_AUTO_NEG;
- break;
- }
+ u8 phy_index, port = params->port;
+ DP(NETIF_MSG_LINK, "Resetting the link of port %d\n", port);
+ /* disable attentions */
+ vars->link_status = 0;
+ bnx2x_update_mng(params, vars->link_status);
+ bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4,
+ (NIG_MASK_XGXS0_LINK_STATUS |
+ NIG_MASK_XGXS0_LINK10G |
+ NIG_MASK_SERDES0_LINK_STATUS |
+ NIG_MASK_MI_INT));
- switch (link_config & PORT_FEATURE_FLOW_CONTROL_MASK) {
- case PORT_FEATURE_FLOW_CONTROL_AUTO:
- phy->req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO;
- break;
- case PORT_FEATURE_FLOW_CONTROL_TX:
- phy->req_flow_ctrl = BNX2X_FLOW_CTRL_TX;
- break;
- case PORT_FEATURE_FLOW_CONTROL_RX:
- phy->req_flow_ctrl = BNX2X_FLOW_CTRL_RX;
- break;
- case PORT_FEATURE_FLOW_CONTROL_BOTH:
- phy->req_flow_ctrl = BNX2X_FLOW_CTRL_BOTH;
- break;
- default:
- phy->req_flow_ctrl = BNX2X_FLOW_CTRL_NONE;
- break;
- }
-}
+ /* activate nig drain */
+ REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1);
-u8 bnx2x_phy_probe(struct link_params *params)
-{
- u8 phy_index, actual_phy_idx, link_cfg_idx;
+ /* disable nig egress interface */
+ REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0);
+ REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0);
- struct bnx2x *bp = params->bp;
- struct bnx2x_phy *phy;
- params->num_phys = 0;
- DP(NETIF_MSG_LINK, "Begin phy probe\n");
+ /* Stop BigMac rx */
+ bnx2x_bmac_rx_disable(bp, port);
- for (phy_index = INT_PHY; phy_index < MAX_PHYS;
- phy_index++) {
- link_cfg_idx = LINK_CONFIG_IDX(phy_index);
- actual_phy_idx = phy_index;
+ /* disable emac */
+ REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0);
- phy = ¶ms->phy[actual_phy_idx];
- if (bnx2x_populate_phy(bp, phy_index, params->shmem_base,
- params->port,
- phy) != 0) {
- params->num_phys = 0;
- DP(NETIF_MSG_LINK, "phy probe failed in phy index %d\n",
- phy_index);
- for (phy_index = INT_PHY;
- phy_index < MAX_PHYS;
- phy_index++)
- *phy = phy_null;
- return -EINVAL;
+ msleep(10);
+ /* The PHY reset is controled by GPIO 1
+ * Hold it as vars low
+ */
+ /* clear link led */
+ bnx2x_set_led(params, LED_MODE_OFF, 0);
+ if (reset_ext_phy) {
+ for (phy_index = EXT_PHY1; phy_index < params->num_phys;
+ phy_index++) {
+ if (params->phy[phy_index].link_reset)
+ params->phy[phy_index].link_reset(
+ ¶ms->phy[phy_index],
+ params);
}
- if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)
- break;
-
- bnx2x_phy_def_cfg(params, phy, actual_phy_idx);
- params->num_phys++;
}
- DP(NETIF_MSG_LINK, "End phy probe. #phys found %x\n", params->num_phys);
- return 0;
-}
+ if (params->phy[INT_PHY].link_reset)
+ params->phy[INT_PHY].link_reset(
+ ¶ms->phy[INT_PHY], params);
+ /* reset BigMac */
+ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
+ (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port));
-u32 bnx2x_supported_attr(struct link_params *params, u8 phy_idx)
-{
- if (phy_idx < params->num_phys)
- return params->phy[phy_idx].supported;
+ /* disable nig ingress interface */
+ REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0);
+ REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0);
+ REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0);
+ REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0);
+ vars->link_up = 0;
return 0;
}
+/****************************************************************************/
+/* Common function */
+/****************************************************************************/
static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp, u32 shmem_base)
{
struct bnx2x_phy phy[PORT_MAX];
return 0;
}
+static u8 bnx2x_8726_common_init_phy(struct bnx2x *bp, u32 shmem_base)
+{
+ u32 val;
+ s8 port;
+ struct bnx2x_phy phy;
+ /* Use port1 because of the static port-swap */
+ /* Enable the module detection interrupt */
+ val = REG_RD(bp, MISC_REG_GPIO_EVENT_EN);
+ val |= ((1<<MISC_REGISTERS_GPIO_3)|
+ (1<<(MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT)));
+ REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val);
+
+ bnx2x_ext_phy_hw_reset(bp, 1);
+ msleep(5);
+ for (port = 0; port < PORT_MAX; port++) {
+ /* Extract the ext phy address for the port */
+ if (bnx2x_populate_phy(bp, EXT_PHY1, shmem_base,
+ port, &phy) !=
+ 0) {
+ DP(NETIF_MSG_LINK, "populate phy failed\n");
+ return -EINVAL;
+ }
+
+ /* Reset phy*/
+ bnx2x_cl45_write(bp, &phy,
+ MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001);
+
+
+ /* Set fault module detected LED on */
+ bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
+ MISC_REGISTERS_GPIO_HIGH,
+ port);
+ }
+
+ return 0;
+}
+
static u8 bnx2x_8727_common_init_phy(struct bnx2x *bp, u32 shmem_base)
{
s8 port, first_port, i;
return 0;
}
-static u8 bnx2x_8726_common_init_phy(struct bnx2x *bp, u32 shmem_base)
-{
- u32 val;
- s8 port;
- struct bnx2x_phy phy;
- /* Use port1 because of the static port-swap */
- /* Enable the module detection interrupt */
- val = REG_RD(bp, MISC_REG_GPIO_EVENT_EN);
- val |= ((1<<MISC_REGISTERS_GPIO_3)|
- (1<<(MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT)));
- REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val);
-
- bnx2x_ext_phy_hw_reset(bp, 1);
- msleep(5);
- for (port = 0; port < PORT_MAX; port++) {
- /* Extract the ext phy address for the port */
- if (bnx2x_populate_phy(bp, EXT_PHY1, shmem_base,
- port, &phy) !=
- 0) {
- DP(NETIF_MSG_LINK, "populate phy failed\n");
- return -EINVAL;
- }
-
- /* Reset phy*/
- bnx2x_cl45_write(bp, &phy,
- MDIO_PMA_DEVAD, MDIO_PMA_REG_GEN_CTRL, 0x0001);
-
-
- /* Set fault module detected LED on */
- bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
- MISC_REGISTERS_GPIO_HIGH,
- port);
- }
-
- return 0;
-}
-
u8 bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base)
{
u8 rc = 0;
return rc;
}
-void bnx2x_sfx7101_sp_sw_reset(struct bnx2x *bp, struct bnx2x_phy *phy)
-{
- u16 val, cnt;
-
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_7101_RESET, &val);
-
- for (cnt = 0; cnt < 10; cnt++) {
- msleep(50);
- /* Writes a self-clearing reset */
- bnx2x_cl45_write(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_7101_RESET,
- (val | (1<<15)));
- /* Wait for clear */
- bnx2x_cl45_read(bp, phy,
- MDIO_PMA_DEVAD,
- MDIO_PMA_REG_7101_RESET, &val);
-
- if ((val & (1<<15)) == 0)
- break;
- }
-}
u8 bnx2x_hw_lock_required(struct bnx2x *bp, u32 shmem_base)
{
git://bbs.cooldavid.org / net-next-2.6.git / blobdiff