e1000: integrate ich8 support into driver

This hooks up the ich8 structure into the driver itself.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>

1 files changed, 562 insertions, 92 deletions

diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c
index a3f5ccdfafc6..583518ae49ce 100644
--- a/drivers/net/e1000/e1000_hw.c
+++ b/drivers/net/e1000/e1000_hw.c
@@ -101,7 +101,8 @@ static void e1000_write_reg_io(struct e1000_hw *hw, uint32_t offset,
 
 #define E1000_WRITE_REG_IO(a, reg, val) \
             e1000_write_reg_io((a), E1000_##reg, val)
-static int32_t e1000_configure_kmrn_for_10_100(struct e1000_hw *hw);
+static int32_t e1000_configure_kmrn_for_10_100(struct e1000_hw *hw,
+                                               uint16_t duplex);
 static int32_t e1000_configure_kmrn_for_1000(struct e1000_hw *hw);
 
 /* IGP cable length table */
@@ -156,6 +157,14 @@ e1000_set_phy_type(struct e1000_hw *hw)
             hw->phy_type = e1000_phy_igp;
             break;
         }
+    case IGP03E1000_E_PHY_ID:
+        hw->phy_type = e1000_phy_igp_3;
+        break;
+    case IFE_E_PHY_ID:
+    case IFE_PLUS_E_PHY_ID:
+    case IFE_C_E_PHY_ID:
+        hw->phy_type = e1000_phy_ife;
+        break;
     case GG82563_E_PHY_ID:
         if (hw->mac_type == e1000_80003es2lan) {
             hw->phy_type = e1000_phy_gg82563;
@@ -332,6 +341,7 @@ e1000_set_mac_type(struct e1000_hw *hw)
         break;
     case E1000_DEV_ID_82541EI:
     case E1000_DEV_ID_82541EI_MOBILE:
+    case E1000_DEV_ID_82541ER_LOM:
         hw->mac_type = e1000_82541;
         break;
     case E1000_DEV_ID_82541ER:
@@ -341,6 +351,7 @@ e1000_set_mac_type(struct e1000_hw *hw)
         hw->mac_type = e1000_82541_rev_2;
         break;
     case E1000_DEV_ID_82547EI:
+    case E1000_DEV_ID_82547EI_MOBILE:
         hw->mac_type = e1000_82547;
         break;
     case E1000_DEV_ID_82547GI:
@@ -354,6 +365,7 @@ e1000_set_mac_type(struct e1000_hw *hw)
     case E1000_DEV_ID_82572EI_COPPER:
     case E1000_DEV_ID_82572EI_FIBER:
     case E1000_DEV_ID_82572EI_SERDES:
+    case E1000_DEV_ID_82572EI:
         hw->mac_type = e1000_82572;
         break;
     case E1000_DEV_ID_82573E:
@@ -361,16 +373,29 @@ e1000_set_mac_type(struct e1000_hw *hw)
     case E1000_DEV_ID_82573L:
         hw->mac_type = e1000_82573;
         break;
+    case E1000_DEV_ID_80003ES2LAN_COPPER_SPT:
+    case E1000_DEV_ID_80003ES2LAN_SERDES_SPT:
     case E1000_DEV_ID_80003ES2LAN_COPPER_DPT:
     case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
         hw->mac_type = e1000_80003es2lan;
         break;
+    case E1000_DEV_ID_ICH8_IGP_M_AMT:
+    case E1000_DEV_ID_ICH8_IGP_AMT:
+    case E1000_DEV_ID_ICH8_IGP_C:
+    case E1000_DEV_ID_ICH8_IFE:
+    case E1000_DEV_ID_ICH8_IGP_M:
+        hw->mac_type = e1000_ich8lan;
+        break;
     default:
         /* Should never have loaded on this device */
         return -E1000_ERR_MAC_TYPE;
     }
 
     switch(hw->mac_type) {
+    case e1000_ich8lan:
+        hw->swfwhw_semaphore_present = TRUE;
+        hw->asf_firmware_present = TRUE;
+        break;
     case e1000_80003es2lan:
         hw->swfw_sync_present = TRUE;
         /* fall through */
@@ -423,6 +448,7 @@ e1000_set_media_type(struct e1000_hw *hw)
         case e1000_82542_rev2_1:
             hw->media_type = e1000_media_type_fiber;
             break;
+        case e1000_ich8lan:
         case e1000_82573:
             /* The STATUS_TBIMODE bit is reserved or reused for the this
              * device.
@@ -527,6 +553,14 @@ e1000_reset_hw(struct e1000_hw *hw)
         } while(timeout);
     }
 
+    /* Workaround for ICH8 bit corruption issue in FIFO memory */
+    if (hw->mac_type == e1000_ich8lan) {
+        /* Set Tx and Rx buffer allocation to 8k apiece. */
+        E1000_WRITE_REG(hw, PBA, E1000_PBA_8K);
+        /* Set Packet Buffer Size to 16k. */
+        E1000_WRITE_REG(hw, PBS, E1000_PBS_16K);
+    }
+
     /* Issue a global reset to the MAC.  This will reset the chip's
      * transmit, receive, DMA, and link units.  It will not effect
      * the current PCI configuration.  The global reset bit is self-
@@ -550,6 +584,20 @@ e1000_reset_hw(struct e1000_hw *hw)
             /* Reset is performed on a shadow of the control register */
             E1000_WRITE_REG(hw, CTRL_DUP, (ctrl | E1000_CTRL_RST));
             break;
+        case e1000_ich8lan:
+            if (!hw->phy_reset_disable &&
+                e1000_check_phy_reset_block(hw) == E1000_SUCCESS) {
+                /* e1000_ich8lan PHY HW reset requires MAC CORE reset
+                 * at the same time to make sure the interface between
+                 * MAC and the external PHY is reset.
+                 */
+                ctrl |= E1000_CTRL_PHY_RST;
+            }
+
+            e1000_get_software_flag(hw);
+            E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_RST));
+            msec_delay(5);
+            break;
         default:
             E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_RST));
             break;
@@ -591,6 +639,7 @@ e1000_reset_hw(struct e1000_hw *hw)
             /* fall through */
         case e1000_82571:
         case e1000_82572:
+        case e1000_ich8lan:
         case e1000_80003es2lan:
             ret_val = e1000_get_auto_rd_done(hw);
             if(ret_val)
@@ -633,6 +682,12 @@ e1000_reset_hw(struct e1000_hw *hw)
             e1000_pci_set_mwi(hw);
     }
 
+    if (hw->mac_type == e1000_ich8lan) {
+        uint32_t kab = E1000_READ_REG(hw, KABGTXD);
+        kab |= E1000_KABGTXD_BGSQLBIAS;
+        E1000_WRITE_REG(hw, KABGTXD, kab);
+    }
+
     return E1000_SUCCESS;
 }
 
@@ -675,9 +730,12 @@ e1000_init_hw(struct e1000_hw *hw)
 
     /* Disabling VLAN filtering. */
     DEBUGOUT("Initializing the IEEE VLAN\n");
-    if (hw->mac_type < e1000_82545_rev_3)
-        E1000_WRITE_REG(hw, VET, 0);
-    e1000_clear_vfta(hw);
+    /* VET hardcoded to standard value and VFTA removed in ICH8 LAN */
+    if (hw->mac_type != e1000_ich8lan) {
+        if (hw->mac_type < e1000_82545_rev_3)
+            E1000_WRITE_REG(hw, VET, 0);
+        e1000_clear_vfta(hw);
+    }
 
     /* For 82542 (rev 2.0), disable MWI and put the receiver into reset */
     if(hw->mac_type == e1000_82542_rev2_0) {
@@ -705,6 +763,8 @@ e1000_init_hw(struct e1000_hw *hw)
     /* Zero out the Multicast HASH table */
     DEBUGOUT("Zeroing the MTA\n");
     mta_size = E1000_MC_TBL_SIZE;
+    if (hw->mac_type == e1000_ich8lan)
+        mta_size = E1000_MC_TBL_SIZE_ICH8LAN;
     for(i = 0; i < mta_size; i++) {
         E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
         /* use write flush to prevent Memory Write Block (MWB) from
@@ -748,6 +808,10 @@ e1000_init_hw(struct e1000_hw *hw)
         break;
     }
 
+    /* More time needed for PHY to initialize */
+    if (hw->mac_type == e1000_ich8lan)
+        msec_delay(15);
+
     /* Call a subroutine to configure the link and setup flow control. */
     ret_val = e1000_setup_link(hw);
 
@@ -761,6 +825,7 @@ e1000_init_hw(struct e1000_hw *hw)
         case e1000_82571:
         case e1000_82572:
         case e1000_82573:
+        case e1000_ich8lan:
         case e1000_80003es2lan:
             ctrl |= E1000_TXDCTL_COUNT_DESC;
             break;
@@ -799,6 +864,7 @@ e1000_init_hw(struct e1000_hw *hw)
         /* Fall through */
     case e1000_82571:
     case e1000_82572:
+    case e1000_ich8lan:
         ctrl = E1000_READ_REG(hw, TXDCTL1);
         ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB;
         if(hw->mac_type >= e1000_82571)
@@ -822,6 +888,11 @@ e1000_init_hw(struct e1000_hw *hw)
      */
     e1000_clear_hw_cntrs(hw);
 
+    /* ICH8 No-snoop bits are opposite polarity.
+     * Set to snoop by default after reset. */
+    if (hw->mac_type == e1000_ich8lan)
+        e1000_set_pci_ex_no_snoop(hw, PCI_EX_82566_SNOOP_ALL);
+
     if (hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER ||
         hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3) {
         ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
@@ -909,6 +980,7 @@ e1000_setup_link(struct e1000_hw *hw)
      */
     if (hw->fc == e1000_fc_default) {
         switch (hw->mac_type) {
+        case e1000_ich8lan:
         case e1000_82573:
             hw->fc = e1000_fc_full;
             break;
@@ -975,9 +1047,12 @@ e1000_setup_link(struct e1000_hw *hw)
      */
     DEBUGOUT("Initializing the Flow Control address, type and timer regs\n");
 
-    E1000_WRITE_REG(hw, FCAL, FLOW_CONTROL_ADDRESS_LOW);
-    E1000_WRITE_REG(hw, FCAH, FLOW_CONTROL_ADDRESS_HIGH);
-    E1000_WRITE_REG(hw, FCT, FLOW_CONTROL_TYPE);
+    /* FCAL/H and FCT are hardcoded to standard values in e1000_ich8lan. */
+    if (hw->mac_type != e1000_ich8lan) {
+        E1000_WRITE_REG(hw, FCT, FLOW_CONTROL_TYPE);
+        E1000_WRITE_REG(hw, FCAH, FLOW_CONTROL_ADDRESS_HIGH);
+        E1000_WRITE_REG(hw, FCAL, FLOW_CONTROL_ADDRESS_LOW);
+    }
 
     E1000_WRITE_REG(hw, FCTTV, hw->fc_pause_time);
 
@@ -1241,12 +1316,13 @@ e1000_copper_link_igp_setup(struct e1000_hw *hw)
 
     /* Wait 10ms for MAC to configure PHY from eeprom settings */
     msec_delay(15);
-
+    if (hw->mac_type != e1000_ich8lan) {
     /* Configure activity LED after PHY reset */
     led_ctrl = E1000_READ_REG(hw, LEDCTL);
     led_ctrl &= IGP_ACTIVITY_LED_MASK;
     led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
     E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
+    }
 
     /* disable lplu d3 during driver init */
     ret_val = e1000_set_d3_lplu_state(hw, FALSE);
@@ -1482,8 +1558,7 @@ e1000_copper_link_ggp_setup(struct e1000_hw *hw)
             if (ret_val)
                 return ret_val;
 
-            /* Enable Pass False Carrier on the PHY */
-            phy_data |= GG82563_KMCR_PASS_FALSE_CARRIER;
+            phy_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
 
             ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL,
                                           phy_data);
@@ -1636,6 +1711,10 @@ e1000_copper_link_autoneg(struct e1000_hw *hw)
     if(hw->autoneg_advertised == 0)
         hw->autoneg_advertised = AUTONEG_ADVERTISE_SPEED_DEFAULT;
 
+    /* IFE phy only supports 10/100 */
+    if (hw->phy_type == e1000_phy_ife)
+        hw->autoneg_advertised &= AUTONEG_ADVERTISE_10_100_ALL;
+
     DEBUGOUT("Reconfiguring auto-neg advertisement params\n");
     ret_val = e1000_phy_setup_autoneg(hw);
     if(ret_val) {
@@ -1733,6 +1812,26 @@ e1000_setup_copper_link(struct e1000_hw *hw)
 
     DEBUGFUNC("e1000_setup_copper_link");
 
+    switch (hw->mac_type) {
+    case e1000_80003es2lan:
+    case e1000_ich8lan:
+        /* Set the mac to wait the maximum time between each
+         * iteration and increase the max iterations when
+         * polling the phy; this fixes erroneous timeouts at 10Mbps. */
+        ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 4), 0xFFFF);
+        if (ret_val)
+            return ret_val;
+        ret_val = e1000_read_kmrn_reg(hw, GG82563_REG(0x34, 9), &reg_data);
+        if (ret_val)
+            return ret_val;
+        reg_data |= 0x3F;
+        ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 9), reg_data);
+        if (ret_val)
+            return ret_val;
+    default:
+        break;
+    }
+
     /* Check if it is a valid PHY and set PHY mode if necessary. */
     ret_val = e1000_copper_link_preconfig(hw);
     if(ret_val)
@@ -1740,10 +1839,8 @@ e1000_setup_copper_link(struct e1000_hw *hw)
 
     switch (hw->mac_type) {
     case e1000_80003es2lan:
-        ret_val = e1000_read_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_INB_CTRL,
-                                      &reg_data);
-        if (ret_val)
-            return ret_val;
+        /* Kumeran registers are written-only */
+        reg_data = E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT;
         reg_data |= E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING;
         ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_INB_CTRL,
                                        reg_data);
@@ -1755,6 +1852,7 @@ e1000_setup_copper_link(struct e1000_hw *hw)
     }
 
     if (hw->phy_type == e1000_phy_igp ||
+        hw->phy_type == e1000_phy_igp_3 ||
         hw->phy_type == e1000_phy_igp_2) {
         ret_val = e1000_copper_link_igp_setup(hw);
         if(ret_val)
@@ -1819,7 +1917,7 @@ e1000_setup_copper_link(struct e1000_hw *hw)
 * hw - Struct containing variables accessed by shared code
 ******************************************************************************/
 static int32_t
-e1000_configure_kmrn_for_10_100(struct e1000_hw *hw)
+e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, uint16_t duplex)
 {
     int32_t ret_val = E1000_SUCCESS;
     uint32_t tipg;
@@ -1839,6 +1937,18 @@ e1000_configure_kmrn_for_10_100(struct e1000_hw *hw)
     tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_10_100;
     E1000_WRITE_REG(hw, TIPG, tipg);
 
+    ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, &reg_data);
+
+    if (ret_val)
+        return ret_val;
+
+    if (duplex == HALF_DUPLEX)
+        reg_data |= GG82563_KMCR_PASS_FALSE_CARRIER;
+    else
+        reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
+
+    ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data);
+
     return ret_val;
 }
 
@@ -1863,6 +1973,14 @@ e1000_configure_kmrn_for_1000(struct e1000_hw *hw)
     tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000;
     E1000_WRITE_REG(hw, TIPG, tipg);
 
+    ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, &reg_data);
+
+    if (ret_val)
+        return ret_val;
+
+    reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
+    ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data);
+
     return ret_val;
 }
 
@@ -1885,10 +2003,13 @@ e1000_phy_setup_autoneg(struct e1000_hw *hw)
     if(ret_val)
         return ret_val;
 
-    /* Read the MII 1000Base-T Control Register (Address 9). */
-    ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg);
-    if(ret_val)
-        return ret_val;
+    if (hw->phy_type != e1000_phy_ife) {
+        /* Read the MII 1000Base-T Control Register (Address 9). */
+        ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg);
+        if (ret_val)
+            return ret_val;
+    } else
+        mii_1000t_ctrl_reg=0;
 
     /* Need to parse both autoneg_advertised and fc and set up
      * the appropriate PHY registers.  First we will parse for
@@ -1939,6 +2060,9 @@ e1000_phy_setup_autoneg(struct e1000_hw *hw)
     if(hw->autoneg_advertised & ADVERTISE_1000_FULL) {
         DEBUGOUT("Advertise 1000mb Full duplex\n");
         mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS;
+        if (hw->phy_type == e1000_phy_ife) {
+            DEBUGOUT("e1000_phy_ife is a 10/100 PHY. Gigabit speed is not supported.\n");
+        }
     }
 
     /* Check for a software override of the flow control settings, and
@@ -2000,9 +2124,11 @@ e1000_phy_setup_autoneg(struct e1000_hw *hw)
 
     DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg);
 
-    ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg);
-    if(ret_val)
-        return ret_val;
+    if (hw->phy_type != e1000_phy_ife) {
+        ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg);
+        if (ret_val)
+            return ret_val;
+    }
 
     return E1000_SUCCESS;
 }
@@ -2105,6 +2231,18 @@ e1000_phy_force_speed_duplex(struct e1000_hw *hw)
 
         /* Need to reset the PHY or these changes will be ignored */
         mii_ctrl_reg |= MII_CR_RESET;
+    /* Disable MDI-X support for 10/100 */
+    } else if (hw->phy_type == e1000_phy_ife) {
+        ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data);
+        if (ret_val)
+            return ret_val;
+
+        phy_data &= ~IFE_PMC_AUTO_MDIX;
+        phy_data &= ~IFE_PMC_FORCE_MDIX;
+
+        ret_val = e1000_write_phy_reg(hw, IFE_PHY_MDIX_CONTROL, phy_data);
+        if (ret_val)
+            return ret_val;
     } else {
         /* Clear Auto-Crossover to force MDI manually.  IGP requires MDI
          * forced whenever speed or duplex are forced.
@@ -2909,7 +3047,13 @@ e1000_get_speed_and_duplex(struct e1000_hw *hw,
         if (*speed == SPEED_1000)
             ret_val = e1000_configure_kmrn_for_1000(hw);
         else
-            ret_val = e1000_configure_kmrn_for_10_100(hw);
+            ret_val = e1000_configure_kmrn_for_10_100(hw, *duplex);
+        if (ret_val)
+            return ret_val;
+    }
+
+    if ((hw->phy_type == e1000_phy_igp_3) && (*speed == SPEED_1000)) {
+        ret_val = e1000_kumeran_lock_loss_workaround(hw);
         if (ret_val)
             return ret_val;
     }
@@ -3099,6 +3243,9 @@ e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask)
 
     DEBUGFUNC("e1000_swfw_sync_acquire");
 
+    if (hw->swfwhw_semaphore_present)
+        return e1000_get_software_flag(hw);
+
     if (!hw->swfw_sync_present)
         return e1000_get_hw_eeprom_semaphore(hw);
 
@@ -3138,6 +3285,11 @@ e1000_swfw_sync_release(struct e1000_hw *hw, uint16_t mask)
 
     DEBUGFUNC("e1000_swfw_sync_release");
 
+    if (hw->swfwhw_semaphore_present) {
+        e1000_release_software_flag(hw);
+        return;
+    }
+
     if (!hw->swfw_sync_present) {
         e1000_put_hw_eeprom_semaphore(hw);
         return;
@@ -3180,7 +3332,8 @@ e1000_read_phy_reg(struct e1000_hw *hw,
     if (e1000_swfw_sync_acquire(hw, swfw))
         return -E1000_ERR_SWFW_SYNC;
 
-    if((hw->phy_type == e1000_phy_igp ||
+    if ((hw->phy_type == e1000_phy_igp ||
+        hw->phy_type == e1000_phy_igp_3 ||
         hw->phy_type == e1000_phy_igp_2) &&
        (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
         ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
@@ -3319,7 +3472,8 @@ e1000_write_phy_reg(struct e1000_hw *hw,
     if (e1000_swfw_sync_acquire(hw, swfw))
         return -E1000_ERR_SWFW_SYNC;
 
-    if((hw->phy_type == e1000_phy_igp ||
+    if ((hw->phy_type == e1000_phy_igp ||
+        hw->phy_type == e1000_phy_igp_3 ||
         hw->phy_type == e1000_phy_igp_2) &&
        (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
         ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
@@ -3534,7 +3688,7 @@ e1000_phy_hw_reset(struct e1000_hw *hw)
         E1000_WRITE_FLUSH(hw);
 
         if (hw->mac_type >= e1000_82571)
-            msec_delay(10);
+            msec_delay_irq(10);
         e1000_swfw_sync_release(hw, swfw);
     } else {
         /* Read the Extended Device Control Register, assert the PHY_RESET_DIR
@@ -3564,6 +3718,12 @@ e1000_phy_hw_reset(struct e1000_hw *hw)
     ret_val = e1000_get_phy_cfg_done(hw);
     e1000_release_software_semaphore(hw);
 
+        if ((hw->mac_type == e1000_ich8lan) &&
+            (hw->phy_type == e1000_phy_igp_3)) {
+            ret_val = e1000_init_lcd_from_nvm(hw);
+            if (ret_val)
+                return ret_val;
+        }
     return ret_val;
 }
 
@@ -3592,9 +3752,11 @@ e1000_phy_reset(struct e1000_hw *hw)
     case e1000_82541_rev_2:
     case e1000_82571:
     case e1000_82572:
+    case e1000_ich8lan:
         ret_val = e1000_phy_hw_reset(hw);
         if(ret_val)
             return ret_val;
+
         break;
     default:
         ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
@@ -3742,8 +3904,8 @@ e1000_detect_gig_phy(struct e1000_hw *hw)
     /* The 82571 firmware may still be configuring the PHY.  In this
      * case, we cannot access the PHY until the configuration is done.  So
      * we explicitly set the PHY values. */
-    if(hw->mac_type == e1000_82571 ||
-       hw->mac_type == e1000_82572) {
+    if (hw->mac_type == e1000_82571 ||
+        hw->mac_type == e1000_82572) {
         hw->phy_id = IGP01E1000_I_PHY_ID;
         hw->phy_type = e1000_phy_igp_2;
         return E1000_SUCCESS;
@@ -3760,7 +3922,7 @@ e1000_detect_gig_phy(struct e1000_hw *hw)
 
     /* Read the PHY ID Registers to identify which PHY is onboard. */
     ret_val = e1000_read_phy_reg(hw, PHY_ID1, &phy_id_high);
-    if(ret_val)
+    if (ret_val)
         return ret_val;
 
     hw->phy_id = (uint32_t) (phy_id_high << 16);
@@ -3798,6 +3960,12 @@ e1000_detect_gig_phy(struct e1000_hw *hw)
     case e1000_80003es2lan:
         if (hw->phy_id == GG82563_E_PHY_ID) match = TRUE;
         break;
+    case e1000_ich8lan:
+        if (hw->phy_id == IGP03E1000_E_PHY_ID) match = TRUE;
+        if (hw->phy_id == IFE_E_PHY_ID) match = TRUE;
+        if (hw->phy_id == IFE_PLUS_E_PHY_ID) match = TRUE;
+        if (hw->phy_id == IFE_C_E_PHY_ID) match = TRUE;
+        break;
     default:
         DEBUGOUT1("Invalid MAC type %d\n", hw->mac_type);
         return -E1000_ERR_CONFIG;
@@ -4074,9 +4242,12 @@ e1000_phy_get_info(struct e1000_hw *hw,
         return -E1000_ERR_CONFIG;
     }
 
-    if(hw->phy_type == e1000_phy_igp ||
+    if (hw->phy_type == e1000_phy_igp ||
+        hw->phy_type == e1000_phy_igp_3 ||
         hw->phy_type == e1000_phy_igp_2)
         return e1000_phy_igp_get_info(hw, phy_info);
+    else if (hw->phy_type == e1000_phy_ife)
+        return e1000_phy_ife_get_info(hw, phy_info);
     else
         return e1000_phy_m88_get_info(hw, phy_info);
 }
@@ -4225,6 +4396,35 @@ e1000_init_eeprom_params(struct e1000_hw *hw)
         eeprom->use_eerd = TRUE;
         eeprom->use_eewr = FALSE;
         break;
+    case e1000_ich8lan:
+    {
+        int32_t  i = 0;
+        uint32_t flash_size = E1000_READ_ICH8_REG(hw, ICH8_FLASH_GFPREG);
+
+        eeprom->type = e1000_eeprom_ich8;
+        eeprom->use_eerd = FALSE;
+        eeprom->use_eewr = FALSE;
+        eeprom->word_size = E1000_SHADOW_RAM_WORDS;
+
+        /* Zero the shadow RAM structure. But don't load it from NVM
+         * so as to save time for driver init */
+        if (hw->eeprom_shadow_ram != NULL) {
+            for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
+                hw->eeprom_shadow_ram[i].modified = FALSE;
+                hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF;
+            }
+        }
+
+        hw->flash_base_addr = (flash_size & ICH8_GFPREG_BASE_MASK) *
+                              ICH8_FLASH_SECTOR_SIZE;
+
+        hw->flash_bank_size = ((flash_size >> 16) & ICH8_GFPREG_BASE_MASK) + 1;
+        hw->flash_bank_size -= (flash_size & ICH8_GFPREG_BASE_MASK);
+        hw->flash_bank_size *= ICH8_FLASH_SECTOR_SIZE;
+        hw->flash_bank_size /= 2 * sizeof(uint16_t);
+
+        break;
+    }
     default:
         break;
     }
@@ -4645,7 +4845,10 @@ e1000_read_eeprom(struct e1000_hw *hw,
         return ret_val;
     }
 
-    if(eeprom->type == e1000_eeprom_spi) {
+    if (eeprom->type == e1000_eeprom_ich8)
+        return e1000_read_eeprom_ich8(hw, offset, words, data);
+
+    if (eeprom->type == e1000_eeprom_spi) {
         uint16_t word_in;
         uint8_t read_opcode = EEPROM_READ_OPCODE_SPI;
 
@@ -4812,7 +5015,10 @@ e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw)
 
     DEBUGFUNC("e1000_is_onboard_nvm_eeprom");
 
-    if(hw->mac_type == e1000_82573) {
+    if (hw->mac_type == e1000_ich8lan)
+        return FALSE;
+
+    if (hw->mac_type == e1000_82573) {
         eecd = E1000_READ_REG(hw, EECD);
 
         /* Isolate bits 15 & 16 */
@@ -4862,8 +5068,22 @@ e1000_validate_eeprom_checksum(struct e1000_hw *hw)
         }
     }
 
-    for(i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) {
-        if(e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
+    if (hw->mac_type == e1000_ich8lan) {
+        /* Drivers must allocate the shadow ram structure for the
+         * EEPROM checksum to be updated.  Otherwise, this bit as well
+         * as the checksum must both be set correctly for this
+         * validation to pass.
+         */
+        e1000_read_eeprom(hw, 0x19, 1, &eeprom_data);
+        if ((eeprom_data & 0x40) == 0) {
+            eeprom_data |= 0x40;
+            e1000_write_eeprom(hw, 0x19, 1, &eeprom_data);
+            e1000_update_eeprom_checksum(hw);
+        }
+    }
+
+    for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) {
+        if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
             DEBUGOUT("EEPROM Read Error\n");
             return -E1000_ERR_EEPROM;
         }
@@ -4889,6 +5109,7 @@ e1000_validate_eeprom_checksum(struct e1000_hw *hw)
 int32_t
 e1000_update_eeprom_checksum(struct e1000_hw *hw)
 {
+    uint32_t ctrl_ext;
     uint16_t checksum = 0;
     uint16_t i, eeprom_data;
 
@@ -4907,6 +5128,14 @@ e1000_update_eeprom_checksum(struct e1000_hw *hw)
         return -E1000_ERR_EEPROM;
     } else if (hw->eeprom.type == e1000_eeprom_flash) {
         e1000_commit_shadow_ram(hw);
+    } else if (hw->eeprom.type == e1000_eeprom_ich8) {
+        e1000_commit_shadow_ram(hw);
+        /* Reload the EEPROM, or else modifications will not appear
+         * until after next adapter reset. */
+        ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
+        ctrl_ext |= E1000_CTRL_EXT_EE_RST;
+        E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
+        msec_delay(10);
     }
     return E1000_SUCCESS;
 }
@@ -4946,6 +5175,9 @@ e1000_write_eeprom(struct e1000_hw *hw,
     if(eeprom->use_eewr == TRUE)
         return e1000_write_eeprom_eewr(hw, offset, words, data);
 
+    if (eeprom->type == e1000_eeprom_ich8)
+        return e1000_write_eeprom_ich8(hw, offset, words, data);
+
     /* Prepare the EEPROM for writing  */
     if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
         return -E1000_ERR_EEPROM;
@@ -5133,11 +5365,17 @@ e1000_commit_shadow_ram(struct e1000_hw *hw)
     uint32_t flop = 0;
     uint32_t i = 0;
     int32_t error = E1000_SUCCESS;
-
-    /* The flop register will be used to determine if flash type is STM */
-    flop = E1000_READ_REG(hw, FLOP);
+    uint32_t old_bank_offset = 0;
+    uint32_t new_bank_offset = 0;
+    uint32_t sector_retries = 0;
+    uint8_t low_byte = 0;
+    uint8_t high_byte = 0;
+    uint8_t temp_byte = 0;
+    boolean_t sector_write_failed = FALSE;
 
     if (hw->mac_type == e1000_82573) {
+        /* The flop register will be used to determine if flash type is STM */
+        flop = E1000_READ_REG(hw, FLOP);
         for (i=0; i < attempts; i++) {
             eecd = E1000_READ_REG(hw, EECD);
             if ((eecd & E1000_EECD_FLUPD) == 0) {
@@ -5171,6 +5409,106 @@ e1000_commit_shadow_ram(struct e1000_hw *hw)
         }
     }
 
+    if (hw->mac_type == e1000_ich8lan && hw->eeprom_shadow_ram != NULL) {
+        /* We're writing to the opposite bank so if we're on bank 1,
+         * write to bank 0 etc.  We also need to erase the segment that
+         * is going to be written */
+        if (!(E1000_READ_REG(hw, EECD) & E1000_EECD_SEC1VAL)) {
+            new_bank_offset = hw->flash_bank_size * 2;
+            old_bank_offset = 0;
+            e1000_erase_ich8_4k_segment(hw, 1);
+        } else {
+            old_bank_offset = hw->flash_bank_size * 2;
+            new_bank_offset = 0;
+            e1000_erase_ich8_4k_segment(hw, 0);
+        }
+
+        do {
+            sector_write_failed = FALSE;
+            /* Loop for every byte in the shadow RAM,
+             * which is in units of words. */
+            for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
+                /* Determine whether to write the value stored
+                 * in the other NVM bank or a modified value stored
+                 * in the shadow RAM */
+                if (hw->eeprom_shadow_ram[i].modified == TRUE) {
+                    low_byte = (uint8_t)hw->eeprom_shadow_ram[i].eeprom_word;
+                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset,
+                                         &temp_byte);
+                    udelay(100);
+                    error = e1000_verify_write_ich8_byte(hw,
+                                                 (i << 1) + new_bank_offset,
+                                                 low_byte);
+                    if (error != E1000_SUCCESS)
+                        sector_write_failed = TRUE;
+                    high_byte =
+                        (uint8_t)(hw->eeprom_shadow_ram[i].eeprom_word >> 8);
+                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset + 1,
+                                         &temp_byte);
+                    udelay(100);
+                } else {
+                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset,
+                                         &low_byte);
+                    udelay(100);
+                    error = e1000_verify_write_ich8_byte(hw,
+                                 (i << 1) + new_bank_offset, low_byte);
+                    if (error != E1000_SUCCESS)
+                        sector_write_failed = TRUE;
+                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset + 1,
+                                         &high_byte);
+                }
+
+                /* If the word is 0x13, then make sure the signature bits
+                 * (15:14) are 11b until the commit has completed.
+                 * This will allow us to write 10b which indicates the
+                 * signature is valid.  We want to do this after the write
+                 * has completed so that we don't mark the segment valid
+                 * while the write is still in progress */
+                if (i == E1000_ICH8_NVM_SIG_WORD)
+                    high_byte = E1000_ICH8_NVM_SIG_MASK | high_byte;
+
+                error = e1000_verify_write_ich8_byte(hw,
+                             (i << 1) + new_bank_offset + 1, high_byte);
+                if (error != E1000_SUCCESS)
+                    sector_write_failed = TRUE;
+
+                if (sector_write_failed == FALSE) {
+                    /* Clear the now not used entry in the cache */
+                    hw->eeprom_shadow_ram[i].modified = FALSE;
+                    hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF;
+                }
+            }
+
+            /* Don't bother writing the segment valid bits if sector
+             * programming failed. */
+            if (sector_write_failed == FALSE) {
+                /* Finally validate the new segment by setting bit 15:14
+                 * to 10b in word 0x13 , this can be done without an
+                 * erase as well since these bits are 11 to start with
+                 * and we need to change bit 14 to 0b */
+                e1000_read_ich8_byte(hw,
+                    E1000_ICH8_NVM_SIG_WORD * 2 + 1 + new_bank_offset,
+                    &high_byte);
+                high_byte &= 0xBF;
+                error = e1000_verify_write_ich8_byte(hw,
+                            E1000_ICH8_NVM_SIG_WORD * 2 + 1 + new_bank_offset,
+                            high_byte);
+                if (error != E1000_SUCCESS)
+                    sector_write_failed = TRUE;
+
+                /* And invalidate the previously valid segment by setting
+                 * its signature word (0x13) high_byte to 0b. This can be
+                 * done without an erase because flash erase sets all bits
+                 * to 1's. We can write 1's to 0's without an erase */
+                error = e1000_verify_write_ich8_byte(hw,
+                            E1000_ICH8_NVM_SIG_WORD * 2 + 1 + old_bank_offset,
+                            0);
+                if (error != E1000_SUCCESS)
+                    sector_write_failed = TRUE;
+            }
+        } while (++sector_retries < 10 && sector_write_failed == TRUE);
+    }
+
     return error;
 }
 
@@ -5278,6 +5616,9 @@ e1000_init_rx_addrs(struct e1000_hw *hw)
      * the other port. */
     if ((hw->mac_type == e1000_82571) && (hw->laa_is_present == TRUE))
         rar_num -= 1;
+    if (hw->mac_type == e1000_ich8lan)
+        rar_num = E1000_RAR_ENTRIES_ICH8LAN;
+
     /* Zero out the other 15 receive addresses. */
     DEBUGOUT("Clearing RAR[1-15]\n");
     for(i = 1; i < rar_num; i++) {
@@ -5288,7 +5629,6 @@ e1000_init_rx_addrs(struct e1000_hw *hw)
     }
 }
 
-#if 0
 /******************************************************************************
  * Updates the MAC's list of multicast addresses.
  *
@@ -5323,6 +5663,8 @@ e1000_mc_addr_list_update(struct e1000_hw *hw,
     /* Clear RAR[1-15] */
     DEBUGOUT(" Clearing RAR[1-15]\n");
     num_rar_entry = E1000_RAR_ENTRIES;
+    if (hw->mac_type == e1000_ich8lan)
+        num_rar_entry = E1000_RAR_ENTRIES_ICH8LAN;
     /* Reserve a spot for the Locally Administered Address to work around
      * an 82571 issue in which a reset on one port will reload the MAC on
      * the other port. */
@@ -5339,6 +5681,8 @@ e1000_mc_addr_list_update(struct e1000_hw *hw,
     /* Clear the MTA */
     DEBUGOUT(" Clearing MTA\n");
     num_mta_entry = E1000_NUM_MTA_REGISTERS;
+    if (hw->mac_type == e1000_ich8lan)
+        num_mta_entry = E1000_NUM_MTA_REGISTERS_ICH8LAN;
     for(i = 0; i < num_mta_entry; i++) {
         E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
         E1000_WRITE_FLUSH(hw);
@@ -5375,7 +5719,6 @@ e1000_mc_addr_list_update(struct e1000_hw *hw,
     }
     DEBUGOUT("MC Update Complete\n");
 }
-#endif  /*  0  */
 
 /******************************************************************************
  * Hashes an address to determine its location in the multicast table
@@ -5398,24 +5741,46 @@ e1000_hash_mc_addr(struct e1000_hw *hw,
      * LSB                 MSB
      */
     case 0:
-        /* [47:36] i.e. 0x563 for above example address */
-        hash_value = ((mc_addr[4] >> 4) | (((uint16_t) mc_addr[5]) << 4));
+        if (hw->mac_type == e1000_ich8lan) {
+            /* [47:38] i.e. 0x158 for above example address */
+            hash_value = ((mc_addr[4] >> 6) | (((uint16_t) mc_addr[5]) << 2));
+        } else {
+            /* [47:36] i.e. 0x563 for above example address */
+            hash_value = ((mc_addr[4] >> 4) | (((uint16_t) mc_addr[5]) << 4));
+        }
         break;
     case 1:
-        /* [46:35] i.e. 0xAC6 for above example address */
-        hash_value = ((mc_addr[4] >> 3) | (((uint16_t) mc_addr[5]) << 5));
+        if (hw->mac_type == e1000_ich8lan) {
+            /* [46:37] i.e. 0x2B1 for above example address */
+            hash_value = ((mc_addr[4] >> 5) | (((uint16_t) mc_addr[5]) << 3));
+        } else {
+            /* [46:35] i.e. 0xAC6 for above example address */
+            hash_value = ((mc_addr[4] >> 3) | (((uint16_t) mc_addr[5]) << 5));
+        }
         break;
     case 2:
-        /* [45:34] i.e. 0x5D8 for above example address */
-        hash_value = ((mc_addr[4] >> 2) | (((uint16_t) mc_addr[5]) << 6));
+        if (hw->mac_type == e1000_ich8lan) {
+            /*[45:36] i.e. 0x163 for above example address */
+            hash_value = ((mc_addr[4] >> 4) | (((uint16_t) mc_addr[5]) << 4));
+        } else {
+            /* [45:34] i.e. 0x5D8 for above example address */
+            hash_value = ((mc_addr[4] >> 2) | (((uint16_t) mc_addr[5]) << 6));
+        }
         break;
     case 3:
-        /* [43:32] i.e. 0x634 for above example address */
-        hash_value = ((mc_addr[4]) | (((uint16_t) mc_addr[5]) << 8));
+        if (hw->mac_type == e1000_ich8lan) {
+            /* [43:34] i.e. 0x18D for above example address */
+            hash_value = ((mc_addr[4] >> 2) | (((uint16_t) mc_addr[5]) << 6));
+        } else {
+            /* [43:32] i.e. 0x634 for above example address */
+            hash_value = ((mc_addr[4]) | (((uint16_t) mc_addr[5]) << 8));
+        }
         break;
     }
 
     hash_value &= 0xFFF;
+    if (hw->mac_type == e1000_ich8lan)
+        hash_value &= 0x3FF;
 
     return hash_value;
 }
@@ -5443,6 +5808,8 @@ e1000_mta_set(struct e1000_hw *hw,
      * register are determined by the lower 5 bits of the value.
      */
     hash_reg = (hash_value >> 5) & 0x7F;
+    if (hw->mac_type == e1000_ich8lan)
+        hash_reg &= 0x1F;
     hash_bit = hash_value & 0x1F;
 
     mta = E1000_READ_REG_ARRAY(hw, MTA, hash_reg);
@@ -5537,7 +5904,10 @@ e1000_write_vfta(struct e1000_hw *hw,
 {
     uint32_t temp;
 
-    if((hw->mac_type == e1000_82544) && ((offset & 0x1) == 1)) {
+    if (hw->mac_type == e1000_ich8lan)
+        return;
+
+    if ((hw->mac_type == e1000_82544) && ((offset & 0x1) == 1)) {
         temp = E1000_READ_REG_ARRAY(hw, VFTA, (offset - 1));
         E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
         E1000_WRITE_FLUSH(hw);
@@ -5562,6 +5932,9 @@ e1000_clear_vfta(struct e1000_hw *hw)
     uint32_t vfta_offset = 0;
     uint32_t vfta_bit_in_reg = 0;
 
+    if (hw->mac_type == e1000_ich8lan)
+        return;
+
     if (hw->mac_type == e1000_82573) {
         if (hw->mng_cookie.vlan_id != 0) {
             /* The VFTA is a 4096b bit-field, each identifying a single VLAN
@@ -5611,9 +5984,18 @@ e1000_id_led_init(struct e1000_hw * hw)
         DEBUGOUT("EEPROM Read Error\n");
         return -E1000_ERR_EEPROM;
     }
-    if((eeprom_data== ID_LED_RESERVED_0000) ||
-       (eeprom_data == ID_LED_RESERVED_FFFF)) eeprom_data = ID_LED_DEFAULT;
-    for(i = 0; i < 4; i++) {
+
+    if ((hw->mac_type == e1000_82573) &&
+        (eeprom_data == ID_LED_RESERVED_82573))
+        eeprom_data = ID_LED_DEFAULT_82573;
+    else if ((eeprom_data == ID_LED_RESERVED_0000) ||
+            (eeprom_data == ID_LED_RESERVED_FFFF)) {
+        if (hw->mac_type == e1000_ich8lan)
+            eeprom_data = ID_LED_DEFAULT_ICH8LAN;
+        else
+            eeprom_data = ID_LED_DEFAULT;
+    }
+    for (i = 0; i < 4; i++) {
         temp = (eeprom_data >> (i << 2)) & led_mask;
         switch(temp) {
         case ID_LED_ON1_DEF2:
@@ -5776,6 +6158,10 @@ e1000_cleanup_led(struct e1000_hw *hw)
             return ret_val;
         /* Fall Through */
     default:
+        if (hw->phy_type == e1000_phy_ife) {
+            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
+            break;
+        }
         /* Restore LEDCTL settings */
         E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_default);
         break;
@@ -5820,7 +6206,10 @@ e1000_led_on(struct e1000_hw *hw)
             /* Clear SW Defineable Pin 0 to turn on the LED */
             ctrl &= ~E1000_CTRL_SWDPIN0;
             ctrl |= E1000_CTRL_SWDPIO0;
-        } else if(hw->media_type == e1000_media_type_copper) {
+        } else if (hw->phy_type == e1000_phy_ife) {
+            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED,
+                 (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
+        } else if (hw->media_type == e1000_media_type_copper) {
             E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_mode2);
             return E1000_SUCCESS;
         }
@@ -5868,7 +6257,10 @@ e1000_led_off(struct e1000_hw *hw)
             /* Set SW Defineable Pin 0 to turn off the LED */
             ctrl |= E1000_CTRL_SWDPIN0;
             ctrl |= E1000_CTRL_SWDPIO0;
-        } else if(hw->media_type == e1000_media_type_copper) {
+        } else if (hw->phy_type == e1000_phy_ife) {
+            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED,
+                 (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_OFF));
+        } else if (hw->media_type == e1000_media_type_copper) {
             E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_mode1);
             return E1000_SUCCESS;
         }
@@ -5906,12 +6298,16 @@ e1000_clear_hw_cntrs(struct e1000_hw *hw)
     temp = E1000_READ_REG(hw, XOFFRXC);
     temp = E1000_READ_REG(hw, XOFFTXC);
     temp = E1000_READ_REG(hw, FCRUC);
+
+    if (hw->mac_type != e1000_ich8lan) {
     temp = E1000_READ_REG(hw, PRC64);
     temp = E1000_READ_REG(hw, PRC127);
     temp = E1000_READ_REG(hw, PRC255);
     temp = E1000_READ_REG(hw, PRC511);
     temp = E1000_READ_REG(hw, PRC1023);
     temp = E1000_READ_REG(hw, PRC1522);
+    }
+
     temp = E1000_READ_REG(hw, GPRC);
     temp = E1000_READ_REG(hw, BPRC);
     temp = E1000_READ_REG(hw, MPRC);
@@ -5931,12 +6327,16 @@ e1000_clear_hw_cntrs(struct e1000_hw *hw)
     temp = E1000_READ_REG(hw, TOTH);
     temp = E1000_READ_REG(hw, TPR);
     temp = E1000_READ_REG(hw, TPT);
+
+    if (hw->mac_type != e1000_ich8lan) {
     temp = E1000_READ_REG(hw, PTC64);
     temp = E1000_READ_REG(hw, PTC127);
     temp = E1000_READ_REG(hw, PTC255);
     temp = E1000_READ_REG(hw, PTC511);
     temp = E1000_READ_REG(hw, PTC1023);
     temp = E1000_READ_REG(hw, PTC1522);
+    }
+
     temp = E1000_READ_REG(hw, MPTC);
     temp = E1000_READ_REG(hw, BPTC);
 
@@ -5959,6 +6359,9 @@ e1000_clear_hw_cntrs(struct e1000_hw *hw)
 
     temp = E1000_READ_REG(hw, IAC);
     temp = E1000_READ_REG(hw, ICRXOC);
+
+    if (hw->mac_type == e1000_ich8lan) return;
+
     temp = E1000_READ_REG(hw, ICRXPTC);
     temp = E1000_READ_REG(hw, ICRXATC);
     temp = E1000_READ_REG(hw, ICTXPTC);
@@ -6139,6 +6542,7 @@ e1000_get_bus_info(struct e1000_hw *hw)
         hw->bus_width = e1000_bus_width_pciex_1;
         break;
     case e1000_82571:
+    case e1000_ich8lan:
     case e1000_80003es2lan:
         hw->bus_type = e1000_bus_type_pci_express;
         hw->bus_speed = e1000_bus_speed_2500;
@@ -6176,8 +6580,6 @@ e1000_get_bus_info(struct e1000_hw *hw)
         break;
     }
 }
-
-#if 0
 /******************************************************************************
  * Reads a value from one of the devices registers using port I/O (as opposed
  * memory mapped I/O). Only 82544 and newer devices support port I/O.
@@ -6195,7 +6597,6 @@ e1000_read_reg_io(struct e1000_hw *hw,
     e1000_io_write(hw, io_addr, offset);
     return e1000_io_read(hw, io_data);
 }
-#endif  /*  0  */
 
 /******************************************************************************
  * Writes a value to one of the devices registers using port I/O (as opposed to
@@ -6240,8 +6641,6 @@ e1000_get_cable_length(struct e1000_hw *hw,
 {
     int32_t ret_val;
     uint16_t agc_value = 0;
-    uint16_t cur_agc, min_agc = IGP01E1000_AGC_LENGTH_TABLE_SIZE;
-    uint16_t max_agc = 0;
     uint16_t i, phy_data;
     uint16_t cable_length;
 
@@ -6314,6 +6713,8 @@ e1000_get_cable_length(struct e1000_hw *hw,
             break;
         }
     } else if(hw->phy_type == e1000_phy_igp) { /* For IGP PHY */
+        uint16_t cur_agc_value;
+        uint16_t min_agc_value = IGP01E1000_AGC_LENGTH_TABLE_SIZE;
         uint16_t agc_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
                                                          {IGP01E1000_PHY_AGC_A,
                                                           IGP01E1000_PHY_AGC_B,
@@ -6326,23 +6727,23 @@ e1000_get_cable_length(struct e1000_hw *hw,
             if(ret_val)
                 return ret_val;
 
-            cur_agc = phy_data >> IGP01E1000_AGC_LENGTH_SHIFT;
+            cur_agc_value = phy_data >> IGP01E1000_AGC_LENGTH_SHIFT;
 
-            /* Array bound check. */
-            if((cur_agc >= IGP01E1000_AGC_LENGTH_TABLE_SIZE - 1) ||
-               (cur_agc == 0))
+            /* Value bound check. */
+            if ((cur_agc_value >= IGP01E1000_AGC_LENGTH_TABLE_SIZE - 1) ||
+                (cur_agc_value == 0))
                 return -E1000_ERR_PHY;
 
-            agc_value += cur_agc;
+            agc_value += cur_agc_value;
 
             /* Update minimal AGC value. */
-            if(min_agc > cur_agc)
-                min_agc = cur_agc;
+            if (min_agc_value > cur_agc_value)
+                min_agc_value = cur_agc_value;
         }
 
         /* Remove the minimal AGC result for length < 50m */
-        if(agc_value < IGP01E1000_PHY_CHANNEL_NUM * e1000_igp_cable_length_50) {
-            agc_value -= min_agc;
+        if (agc_value < IGP01E1000_PHY_CHANNEL_NUM * e1000_igp_cable_length_50) {
+            agc_value -= min_agc_value;
 
             /* Get the average length of the remaining 3 channels */
             agc_value /= (IGP01E1000_PHY_CHANNEL_NUM - 1);
@@ -6358,7 +6759,10 @@ e1000_get_cable_length(struct e1000_hw *hw,
                        IGP01E1000_AGC_RANGE) : 0;
         *max_length = e1000_igp_cable_length_table[agc_value] +
                       IGP01E1000_AGC_RANGE;
-    } else if (hw->phy_type == e1000_phy_igp_2) {
+    } else if (hw->phy_type == e1000_phy_igp_2 ||
+               hw->phy_type == e1000_phy_igp_3) {
+        uint16_t cur_agc_index, max_agc_index = 0;
+        uint16_t min_agc_index = IGP02E1000_AGC_LENGTH_TABLE_SIZE - 1;
         uint16_t agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM] =
                                                          {IGP02E1000_PHY_AGC_A,
                                                           IGP02E1000_PHY_AGC_B,
@@ -6373,19 +6777,27 @@ e1000_get_cable_length(struct e1000_hw *hw,
             /* Getting bits 15:9, which represent the combination of course and
              * fine gain values.  The result is a number that can be put into
              * the lookup table to obtain the approximate cable length. */
-            cur_agc = (phy_data >> IGP02E1000_AGC_LENGTH_SHIFT) &
-                      IGP02E1000_AGC_LENGTH_MASK;
+            cur_agc_index = (phy_data >> IGP02E1000_AGC_LENGTH_SHIFT) &
+                            IGP02E1000_AGC_LENGTH_MASK;
+
+            /* Array index bound check. */
+            if ((cur_agc_index >= IGP02E1000_AGC_LENGTH_TABLE_SIZE) ||
+                (cur_agc_index == 0))
+                return -E1000_ERR_PHY;
 
             /* Remove min & max AGC values from calculation. */
-            if (e1000_igp_2_cable_length_table[min_agc] > e1000_igp_2_cable_length_table[cur_agc])
-                min_agc = cur_agc;
-            if (e1000_igp_2_cable_length_table[max_agc] < e1000_igp_2_cable_length_table[cur_agc])
-                max_agc = cur_agc;
+            if (e1000_igp_2_cable_length_table[min_agc_index] >
+                e1000_igp_2_cable_length_table[cur_agc_index])
+                min_agc_index = cur_agc_index;
+            if (e1000_igp_2_cable_length_table[max_agc_index] <
+                e1000_igp_2_cable_length_table[cur_agc_index])
+                max_agc_index = cur_agc_index;
 
-            agc_value += e1000_igp_2_cable_length_table[cur_agc];
+            agc_value += e1000_igp_2_cable_length_table[cur_agc_index];
         }
 
-        agc_value -= (e1000_igp_2_cable_length_table[min_agc] + e1000_igp_2_cable_length_table[max_agc]);
+        agc_value -= (e1000_igp_2_cable_length_table[min_agc_index] +
+                      e1000_igp_2_cable_length_table[max_agc_index]);
         agc_value /= (IGP02E1000_PHY_CHANNEL_NUM - 2);
 
         /* Calculate cable length with the error range of +/- 10 meters. */
@@ -6431,7 +6843,8 @@ e1000_check_polarity(struct e1000_hw *hw,
             return ret_val;
         *polarity = (phy_data & M88E1000_PSSR_REV_POLARITY) >>
                     M88E1000_PSSR_REV_POLARITY_SHIFT;
-    } else if(hw->phy_type == e1000_phy_igp ||
+    } else if (hw->phy_type == e1000_phy_igp ||
+              hw->phy_type == e1000_phy_igp_3 ||
               hw->phy_type == e1000_phy_igp_2) {
         /* Read the Status register to check the speed */
         ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS,
@@ -6457,6 +6870,13 @@ e1000_check_polarity(struct e1000_hw *hw,
              * 100 Mbps this bit is always 0) */
             *polarity = phy_data & IGP01E1000_PSSR_POLARITY_REVERSED;
         }
+    } else if (hw->phy_type == e1000_phy_ife) {
+        ret_val = e1000_read_phy_reg(hw, IFE_PHY_EXTENDED_STATUS_CONTROL,
+                                     &phy_data);
+        if (ret_val)
+            return ret_val;
+        *polarity = (phy_data & IFE_PESC_POLARITY_REVERSED) >>
+                           IFE_PESC_POLARITY_REVERSED_SHIFT;
     }
     return E1000_SUCCESS;
 }
@@ -6484,7 +6904,8 @@ e1000_check_downshift(struct e1000_hw *hw)
 
     DEBUGFUNC("e1000_check_downshift");
 
-    if(hw->phy_type == e1000_phy_igp ||
+    if (hw->phy_type == e1000_phy_igp ||
+        hw->phy_type == e1000_phy_igp_3 ||
         hw->phy_type == e1000_phy_igp_2) {
         ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH,
                                      &phy_data);
@@ -6501,6 +6922,9 @@ e1000_check_downshift(struct e1000_hw *hw)
 
         hw->speed_downgraded = (phy_data & M88E1000_PSSR_DOWNSHIFT) >>
                                M88E1000_PSSR_DOWNSHIFT_SHIFT;
+    } else if (hw->phy_type == e1000_phy_ife) {
+        /* e1000_phy_ife supports 10/100 speed only */
+        hw->speed_downgraded = FALSE;
     }
 
     return E1000_SUCCESS;
@@ -6545,7 +6969,9 @@ e1000_config_dsp_after_link_change(struct e1000_hw *hw,
 
         if(speed == SPEED_1000) {
 
-            e1000_get_cable_length(hw, &min_length, &max_length);
+            ret_val = e1000_get_cable_length(hw, &min_length, &max_length);
+            if (ret_val)
+                return ret_val;
 
             if((hw->dsp_config_state == e1000_dsp_config_enabled) &&
                 min_length >= e1000_igp_cable_length_50) {
@@ -6753,20 +7179,27 @@ static int32_t
 e1000_set_d3_lplu_state(struct e1000_hw *hw,
                         boolean_t active)
 {
+    uint32_t phy_ctrl = 0;
     int32_t ret_val;
     uint16_t phy_data;
     DEBUGFUNC("e1000_set_d3_lplu_state");
 
-    if(hw->phy_type != e1000_phy_igp && hw->phy_type != e1000_phy_igp_2)
+    if (hw->phy_type != e1000_phy_igp && hw->phy_type != e1000_phy_igp_2
+        && hw->phy_type != e1000_phy_igp_3)
         return E1000_SUCCESS;
 
     /* During driver activity LPLU should not be used or it will attain link
      * from the lowest speeds starting from 10Mbps. The capability is used for
      * Dx transitions and states */
-    if(hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2) {
+    if (hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2) {
         ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, &phy_data);
-        if(ret_val)
+        if (ret_val)
             return ret_val;
+    } else if (hw->mac_type == e1000_ich8lan) {
+        /* MAC writes into PHY register based on the state transition
+         * and start auto-negotiation. SW driver can overwrite the settings
+         * in CSR PHY power control E1000_PHY_CTRL register. */
+        phy_ctrl = E1000_READ_REG(hw, PHY_CTRL);
     } else {
         ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data);
         if(ret_val)
@@ -6781,11 +7214,16 @@ e1000_set_d3_lplu_state(struct e1000_hw *hw,
             if(ret_val)
                 return ret_val;
         } else {
+            if (hw->mac_type == e1000_ich8lan) {
+                phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
+                E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
+            } else {
                 phy_data &= ~IGP02E1000_PM_D3_LPLU;
                 ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
                                               phy_data);
                 if (ret_val)
                     return ret_val;
+            }
         }
 
         /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used during
@@ -6821,17 +7259,22 @@ e1000_set_d3_lplu_state(struct e1000_hw *hw,
               (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_100_ALL)) {
 
         if(hw->mac_type == e1000_82541_rev_2 ||
-           hw->mac_type == e1000_82547_rev_2) {
+            hw->mac_type == e1000_82547_rev_2) {
             phy_data |= IGP01E1000_GMII_FLEX_SPD;
             ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, phy_data);
             if(ret_val)
                 return ret_val;
         } else {
+            if (hw->mac_type == e1000_ich8lan) {
+                phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
+                E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
+            } else {
                 phy_data |= IGP02E1000_PM_D3_LPLU;
                 ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
                                               phy_data);
                 if (ret_val)
                     return ret_val;
+            }
         }
 
         /* When LPLU is enabled we should disable SmartSpeed */
@@ -6866,6 +7309,7 @@ static int32_t
 e1000_set_d0_lplu_state(struct e1000_hw *hw,
                         boolean_t active)
 {
+    uint32_t phy_ctrl = 0;
     int32_t ret_val;
     uint16_t phy_data;
     DEBUGFUNC("e1000_set_d0_lplu_state");
@@ -6873,15 +7317,24 @@ e1000_set_d0_lplu_state(struct e1000_hw *hw,
     if(hw->mac_type <= e1000_82547_rev_2)
         return E1000_SUCCESS;
 
+    if (hw->mac_type == e1000_ich8lan) {
+        phy_ctrl = E1000_READ_REG(hw, PHY_CTRL);
+    } else {
         ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data);
         if(ret_val)
             return ret_val;
+    }
 
     if (!active) {
+        if (hw->mac_type == e1000_ich8lan) {
+            phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
+            E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
+        } else {
             phy_data &= ~IGP02E1000_PM_D0_LPLU;
             ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data);
             if (ret_val)
                 return ret_val;
+        }
 
         /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used during
          * Dx states where the power conservation is most important.  During
@@ -6914,10 +7367,15 @@ e1000_set_d0_lplu_state(struct e1000_hw *hw,
 
     } else {
 
+        if (hw->mac_type == e1000_ich8lan) {
+            phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
+            E1000_WRITE_REG(hw, PHY_CTRL, phy_ctrl);
+        } else {
             phy_data |= IGP02E1000_PM_D0_LPLU;
             ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data);
             if (ret_val)
                 return ret_val;
+        }
 
         /* When LPLU is enabled we should disable SmartSpeed */
         ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data);
@@ -7191,15 +7649,18 @@ e1000_mng_write_commit(
  * returns  - TRUE when the mode is IAMT or FALSE.
  ****************************************************************************/
 boolean_t
-e1000_check_mng_mode(
-    struct e1000_hw *hw)
+e1000_check_mng_mode(struct e1000_hw *hw)
 {
     uint32_t fwsm;
 
     fwsm = E1000_READ_REG(hw, FWSM);
 
-    if((fwsm & E1000_FWSM_MODE_MASK) ==
-        (E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT))
+    if (hw->mac_type == e1000_ich8lan) {
+        if ((fwsm & E1000_FWSM_MODE_MASK) ==
+            (E1000_MNG_ICH_IAMT_MODE << E1000_FWSM_MODE_SHIFT))
+            return TRUE;
+    } else if ((fwsm & E1000_FWSM_MODE_MASK) ==
+               (E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT))
         return TRUE;
 
     return FALSE;
@@ -7439,7 +7900,6 @@ e1000_set_pci_express_master_disable(struct e1000_hw *hw)
     E1000_WRITE_REG(hw, CTRL, ctrl);
 }
 
-#if 0
 /***************************************************************************
  *
  * Enables PCI-Express master access.
@@ -7463,7 +7923,6 @@ e1000_enable_pciex_master(struct e1000_hw *hw)
     ctrl &= ~E1000_CTRL_GIO_MASTER_DISABLE;
     E1000_WRITE_REG(hw, CTRL, ctrl);
 }
-#endif  /*  0  */
 
 /*******************************************************************************
  *
@@ -7529,8 +7988,10 @@ e1000_get_auto_rd_done(struct e1000_hw *hw)
     case e1000_82572:
     case e1000_82573:
     case e1000_80003es2lan:
-        while(timeout) {
-            if (E1000_READ_REG(hw, EECD) & E1000_EECD_AUTO_RD) break;
+    case e1000_ich8lan:
+        while (timeout) {
+            if (E1000_READ_REG(hw, EECD) & E1000_EECD_AUTO_RD)
+                break;
             else msec_delay(1);
             timeout--;
         }
@@ -7570,7 +8031,7 @@ e1000_get_phy_cfg_done(struct e1000_hw *hw)
 
     switch (hw->mac_type) {
     default:
-        msec_delay(10);
+        msec_delay_irq(10);
         break;
     case e1000_80003es2lan:
         /* Separate *_CFG_DONE_* bit for each port */
@@ -7753,6 +8214,13 @@ int32_t
 e1000_check_phy_reset_block(struct e1000_hw *hw)
 {
     uint32_t manc = 0;
+    uint32_t fwsm = 0;
+
+    if (hw->mac_type == e1000_ich8lan) {
+        fwsm = E1000_READ_REG(hw, FWSM);
+        return (fwsm & E1000_FWSM_RSPCIPHY) ? E1000_SUCCESS
+                                            : E1000_BLK_PHY_RESET;
+    }
 
     if (hw->mac_type > e1000_82547_rev_2)
         manc = E1000_READ_REG(hw, MANC);
@@ -7779,6 +8247,8 @@ e1000_arc_subsystem_valid(struct e1000_hw *hw)
         if((fwsm & E1000_FWSM_MODE_MASK) != 0)
             return TRUE;
         break;
+    case e1000_ich8lan:
+        return TRUE;
     default:
         break;
     }