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e1000: Add support for the CE4100 reference platform

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This patch adds support for the gigabit phys present on the CE4100 reference
platforms.

Signed-off-by:  Dirk Brandewie <dirk.j.brandewie@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dirk Brandewie 2011-01-06 14:29:54 +00:00 committed by David S. Miller
parent 77996d1d4c
commit 5377a4160b
4 changed files with 365 additions and 76 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

328
drivers/net/e1000/e1000_hw.c
View File

@ -130,10 +130,15 @@ static s32 e1000_set_phy_type(struct e1000_hw *hw)
if (hw->mac_type == e1000_82541 ||
hw->mac_type == e1000_82541_rev_2 ||
hw->mac_type == e1000_82547 ||
hw->mac_type == e1000_82547_rev_2) {
hw->mac_type == e1000_82547_rev_2)
hw->phy_type = e1000_phy_igp;
break;
}
break;
case RTL8211B_PHY_ID:
hw->phy_type = e1000_phy_8211;
break;
case RTL8201N_PHY_ID:
hw->phy_type = e1000_phy_8201;
break;
default:
/* Should never have loaded on this device */
hw->phy_type = e1000_phy_undefined;
@ -318,6 +323,9 @@ s32 e1000_set_mac_type(struct e1000_hw *hw)
case E1000_DEV_ID_82547GI:
hw->mac_type = e1000_82547_rev_2;
break;
case E1000_DEV_ID_INTEL_CE4100_GBE:
hw->mac_type = e1000_ce4100;
break;
default:
/* Should never have loaded on this device */
return -E1000_ERR_MAC_TYPE;
@ -372,6 +380,9 @@ void e1000_set_media_type(struct e1000_hw *hw)
case e1000_82542_rev2_1:
hw->media_type = e1000_media_type_fiber;
break;
case e1000_ce4100:
hw->media_type = e1000_media_type_copper;
break;
default:
status = er32(STATUS);
if (status & E1000_STATUS_TBIMODE) {
@ -460,6 +471,7 @@ s32 e1000_reset_hw(struct e1000_hw *hw)
/* Reset is performed on a shadow of the control register */
ew32(CTRL_DUP, (ctrl | E1000_CTRL_RST));
break;
case e1000_ce4100:
default:
ew32(CTRL, (ctrl | E1000_CTRL_RST));
break;
@ -951,6 +963,67 @@ static s32 e1000_setup_fiber_serdes_link(struct e1000_hw *hw)
return E1000_SUCCESS;
}
/**
* e1000_copper_link_rtl_setup - Copper link setup for e1000_phy_rtl series.
* @hw: Struct containing variables accessed by shared code
*
* Commits changes to PHY configuration by calling e1000_phy_reset().
*/
static s32 e1000_copper_link_rtl_setup(struct e1000_hw *hw)
{
s32 ret_val;
/* SW reset the PHY so all changes take effect */
ret_val = e1000_phy_reset(hw);
if (ret_val) {
e_dbg("Error Resetting the PHY\n");
return ret_val;
}
return E1000_SUCCESS;
}
static s32 gbe_dhg_phy_setup(struct e1000_hw *hw)
{
s32 ret_val;
u32 ctrl_aux;
switch (hw->phy_type) {
case e1000_phy_8211:
ret_val = e1000_copper_link_rtl_setup(hw);
if (ret_val) {
e_dbg("e1000_copper_link_rtl_setup failed!\n");
return ret_val;
}
break;
case e1000_phy_8201:
/* Set RMII mode */
ctrl_aux = er32(CTL_AUX);
ctrl_aux |= E1000_CTL_AUX_RMII;
ew32(CTL_AUX, ctrl_aux);
E1000_WRITE_FLUSH();
/* Disable the J/K bits required for receive */
ctrl_aux = er32(CTL_AUX);
ctrl_aux |= 0x4;
ctrl_aux &= ~0x2;
ew32(CTL_AUX, ctrl_aux);
E1000_WRITE_FLUSH();
ret_val = e1000_copper_link_rtl_setup(hw);
if (ret_val) {
e_dbg("e1000_copper_link_rtl_setup failed!\n");
return ret_val;
}
break;
default:
e_dbg("Error Resetting the PHY\n");
return E1000_ERR_PHY_TYPE;
}
return E1000_SUCCESS;
}
/**
* e1000_copper_link_preconfig - early configuration for copper
* @hw: Struct containing variables accessed by shared code
@ -1286,6 +1359,10 @@ static s32 e1000_copper_link_autoneg(struct e1000_hw *hw)
if (hw->autoneg_advertised == 0)
hw->autoneg_advertised = AUTONEG_ADVERTISE_SPEED_DEFAULT;
/* IFE/RTL8201N PHY only supports 10/100 */
if (hw->phy_type == e1000_phy_8201)
hw->autoneg_advertised &= AUTONEG_ADVERTISE_10_100_ALL;
e_dbg("Reconfiguring auto-neg advertisement params\n");
ret_val = e1000_phy_setup_autoneg(hw);
if (ret_val) {
@ -1341,7 +1418,7 @@ static s32 e1000_copper_link_postconfig(struct e1000_hw *hw)
s32 ret_val;
e_dbg("e1000_copper_link_postconfig");
if (hw->mac_type >= e1000_82544) {
if ((hw->mac_type >= e1000_82544) && (hw->mac_type != e1000_ce4100)) {
e1000_config_collision_dist(hw);
} else {
ret_val = e1000_config_mac_to_phy(hw);
@ -1395,6 +1472,12 @@ static s32 e1000_setup_copper_link(struct e1000_hw *hw)
ret_val = e1000_copper_link_mgp_setup(hw);
if (ret_val)
return ret_val;
} else {
ret_val = gbe_dhg_phy_setup(hw);
if (ret_val) {
e_dbg("gbe_dhg_phy_setup failed!\n");
return ret_val;
}
}
if (hw->autoneg) {
@ -1461,10 +1544,11 @@ s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
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);
ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg);
if (ret_val)
return ret_val;
else if (hw->phy_type == e1000_phy_8201)
mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK;
/* Need to parse both autoneg_advertised and fc and set up
* the appropriate PHY registers. First we will parse for
@ -1577,9 +1661,14 @@ s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
e_dbg("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_8201) {
mii_1000t_ctrl_reg = 0;
} else {
ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL,
mii_1000t_ctrl_reg);
if (ret_val)
return ret_val;
}
return E1000_SUCCESS;
}
@ -1860,7 +1949,7 @@ static s32 e1000_config_mac_to_phy(struct e1000_hw *hw)
/* 82544 or newer MAC, Auto Speed Detection takes care of
* MAC speed/duplex configuration.*/
if (hw->mac_type >= e1000_82544)
if ((hw->mac_type >= e1000_82544) && (hw->mac_type != e1000_ce4100))
return E1000_SUCCESS;
/* Read the Device Control Register and set the bits to Force Speed
@ -1870,27 +1959,49 @@ static s32 e1000_config_mac_to_phy(struct e1000_hw *hw)
ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
ctrl &= ~(E1000_CTRL_SPD_SEL | E1000_CTRL_ILOS);
/* Set up duplex in the Device Control and Transmit Control
* registers depending on negotiated values.
*/
ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
if (ret_val)
return ret_val;
switch (hw->phy_type) {
case e1000_phy_8201:
ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
if (ret_val)
return ret_val;
if (phy_data & M88E1000_PSSR_DPLX)
ctrl |= E1000_CTRL_FD;
else
ctrl &= ~E1000_CTRL_FD;
if (phy_data & RTL_PHY_CTRL_FD)
ctrl |= E1000_CTRL_FD;
else
ctrl &= ~E1000_CTRL_FD;
e1000_config_collision_dist(hw);
if (phy_data & RTL_PHY_CTRL_SPD_100)
ctrl |= E1000_CTRL_SPD_100;
else
ctrl |= E1000_CTRL_SPD_10;
/* Set up speed in the Device Control register depending on
* negotiated values.
*/
if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS)
ctrl |= E1000_CTRL_SPD_1000;
else if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_100MBS)
ctrl |= E1000_CTRL_SPD_100;
e1000_config_collision_dist(hw);
break;
default:
/* Set up duplex in the Device Control and Transmit Control
* registers depending on negotiated values.
*/
ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
&phy_data);
if (ret_val)
return ret_val;
if (phy_data & M88E1000_PSSR_DPLX)
ctrl |= E1000_CTRL_FD;
else
ctrl &= ~E1000_CTRL_FD;
e1000_config_collision_dist(hw);
/* Set up speed in the Device Control register depending on
* negotiated values.
*/
if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS)
ctrl |= E1000_CTRL_SPD_1000;
else if ((phy_data & M88E1000_PSSR_SPEED) ==
M88E1000_PSSR_100MBS)
ctrl |= E1000_CTRL_SPD_100;
}
/* Write the configured values back to the Device Control Reg. */
ew32(CTRL, ctrl);
@ -2401,7 +2512,8 @@ s32 e1000_check_for_link(struct e1000_hw *hw)
* speed/duplex on the MAC to the current PHY speed/duplex
* settings.
*/
if (hw->mac_type >= e1000_82544)
if ((hw->mac_type >= e1000_82544) &&
(hw->mac_type != e1000_ce4100))
e1000_config_collision_dist(hw);
else {
ret_val = e1000_config_mac_to_phy(hw);
@ -2738,7 +2850,7 @@ static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
{
u32 i;
u32 mdic = 0;
const u32 phy_addr = 1;
const u32 phy_addr = (hw->mac_type == e1000_ce4100) ? hw->phy_addr : 1;
e_dbg("e1000_read_phy_reg_ex");
@ -2752,28 +2864,61 @@ static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
* Control register. The MAC will take care of interfacing with the
* PHY to retrieve the desired data.
*/
mdic = ((reg_addr << E1000_MDIC_REG_SHIFT) |
(phy_addr << E1000_MDIC_PHY_SHIFT) |
(E1000_MDIC_OP_READ));
if (hw->mac_type == e1000_ce4100) {
mdic = ((reg_addr << E1000_MDIC_REG_SHIFT) |
(phy_addr << E1000_MDIC_PHY_SHIFT) |
(INTEL_CE_GBE_MDIC_OP_READ) |
(INTEL_CE_GBE_MDIC_GO));
ew32(MDIC, mdic);
writel(mdic, E1000_MDIO_CMD);
/* Poll the ready bit to see if the MDI read completed */
for (i = 0; i < 64; i++) {
udelay(50);
mdic = er32(MDIC);
if (mdic & E1000_MDIC_READY)
break;
/* Poll the ready bit to see if the MDI read
* completed
*/
for (i = 0; i < 64; i++) {
udelay(50);
mdic = readl(E1000_MDIO_CMD);
if (!(mdic & INTEL_CE_GBE_MDIC_GO))
break;
}
if (mdic & INTEL_CE_GBE_MDIC_GO) {
e_dbg("MDI Read did not complete\n");
return -E1000_ERR_PHY;
}
mdic = readl(E1000_MDIO_STS);
if (mdic & INTEL_CE_GBE_MDIC_READ_ERROR) {
e_dbg("MDI Read Error\n");
return -E1000_ERR_PHY;
}
*phy_data = (u16) mdic;
} else {
mdic = ((reg_addr << E1000_MDIC_REG_SHIFT) |
(phy_addr << E1000_MDIC_PHY_SHIFT) |
(E1000_MDIC_OP_READ));
ew32(MDIC, mdic);
/* Poll the ready bit to see if the MDI read
* completed
*/
for (i = 0; i < 64; i++) {
udelay(50);
mdic = er32(MDIC);
if (mdic & E1000_MDIC_READY)
break;
}
if (!(mdic & E1000_MDIC_READY)) {
e_dbg("MDI Read did not complete\n");
return -E1000_ERR_PHY;
}
if (mdic & E1000_MDIC_ERROR) {
e_dbg("MDI Error\n");
return -E1000_ERR_PHY;
}
*phy_data = (u16) mdic;
}
if (!(mdic & E1000_MDIC_READY)) {
e_dbg("MDI Read did not complete\n");
return -E1000_ERR_PHY;
}
if (mdic & E1000_MDIC_ERROR) {
e_dbg("MDI Error\n");
return -E1000_ERR_PHY;
}
*phy_data = (u16) mdic;
} else {
/* We must first send a preamble through the MDIO pin to signal the
* beginning of an MII instruction. This is done by sending 32
@ -2840,7 +2985,7 @@ static s32 e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
{
u32 i;
u32 mdic = 0;
const u32 phy_addr = 1;
const u32 phy_addr = (hw->mac_type == e1000_ce4100) ? hw->phy_addr : 1;
e_dbg("e1000_write_phy_reg_ex");
@ -2850,27 +2995,54 @@ static s32 e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
}
if (hw->mac_type > e1000_82543) {
/* Set up Op-code, Phy Address, register address, and data intended
* for the PHY register in the MDI Control register. The MAC will take
* care of interfacing with the PHY to send the desired data.
/* Set up Op-code, Phy Address, register address, and data
* intended for the PHY register in the MDI Control register.
* The MAC will take care of interfacing with the PHY to send
* the desired data.
*/
mdic = (((u32) phy_data) |
(reg_addr << E1000_MDIC_REG_SHIFT) |
(phy_addr << E1000_MDIC_PHY_SHIFT) |
(E1000_MDIC_OP_WRITE));
if (hw->mac_type == e1000_ce4100) {
mdic = (((u32) phy_data) |
(reg_addr << E1000_MDIC_REG_SHIFT) |
(phy_addr << E1000_MDIC_PHY_SHIFT) |
(INTEL_CE_GBE_MDIC_OP_WRITE) |
(INTEL_CE_GBE_MDIC_GO));
ew32(MDIC, mdic);
writel(mdic, E1000_MDIO_CMD);
/* Poll the ready bit to see if the MDI read completed */
for (i = 0; i < 641; i++) {
udelay(5);
mdic = er32(MDIC);
if (mdic & E1000_MDIC_READY)
break;
}
if (!(mdic & E1000_MDIC_READY)) {
e_dbg("MDI Write did not complete\n");
return -E1000_ERR_PHY;
/* Poll the ready bit to see if the MDI read
* completed
*/
for (i = 0; i < 640; i++) {
udelay(5);
mdic = readl(E1000_MDIO_CMD);
if (!(mdic & INTEL_CE_GBE_MDIC_GO))
break;
}
if (mdic & INTEL_CE_GBE_MDIC_GO) {
e_dbg("MDI Write did not complete\n");
return -E1000_ERR_PHY;
}
} else {
mdic = (((u32) phy_data) |
(reg_addr << E1000_MDIC_REG_SHIFT) |
(phy_addr << E1000_MDIC_PHY_SHIFT) |
(E1000_MDIC_OP_WRITE));
ew32(MDIC, mdic);
/* Poll the ready bit to see if the MDI read
* completed
*/
for (i = 0; i < 641; i++) {
udelay(5);
mdic = er32(MDIC);
if (mdic & E1000_MDIC_READY)
break;
}
if (!(mdic & E1000_MDIC_READY)) {
e_dbg("MDI Write did not complete\n");
return -E1000_ERR_PHY;
}
}
} else {
/* We'll need to use the SW defined pins to shift the write command
@ -3048,6 +3220,11 @@ static s32 e1000_detect_gig_phy(struct e1000_hw *hw)
if (hw->phy_id == M88E1011_I_PHY_ID)
match = true;
break;
case e1000_ce4100:
if ((hw->phy_id == RTL8211B_PHY_ID) ||
(hw->phy_id == RTL8201N_PHY_ID))
match = true;
break;
case e1000_82541:
case e1000_82541_rev_2:
case e1000_82547:
@ -3291,6 +3468,9 @@ s32 e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info)
if (hw->phy_type == e1000_phy_igp)
return e1000_phy_igp_get_info(hw, phy_info);
else if ((hw->phy_type == e1000_phy_8211) ||
(hw->phy_type == e1000_phy_8201))
return E1000_SUCCESS;
else
return e1000_phy_m88_get_info(hw, phy_info);
}
@ -3742,6 +3922,12 @@ static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words,
e_dbg("e1000_read_eeprom");
if (hw->mac_type == e1000_ce4100) {
GBE_CONFIG_FLASH_READ(GBE_CONFIG_BASE_VIRT, offset, words,
data);
return E1000_SUCCESS;
}
/* If eeprom is not yet detected, do so now */
if (eeprom->word_size == 0)
e1000_init_eeprom_params(hw);
@ -3904,6 +4090,12 @@ static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words,
e_dbg("e1000_write_eeprom");
if (hw->mac_type == e1000_ce4100) {
GBE_CONFIG_FLASH_WRITE(GBE_CONFIG_BASE_VIRT, offset, words,
data);
return E1000_SUCCESS;
}
/* If eeprom is not yet detected, do so now */
if (eeprom->word_size == 0)
e1000_init_eeprom_params(hw);

59
drivers/net/e1000/e1000_hw.h
View File

@ -52,6 +52,7 @@ typedef enum {
e1000_82545,
e1000_82545_rev_3,
e1000_82546,
e1000_ce4100,
e1000_82546_rev_3,
e1000_82541,
e1000_82541_rev_2,
@ -209,9 +210,11 @@ typedef enum {
} e1000_1000t_rx_status;
typedef enum {
e1000_phy_m88 = 0,
e1000_phy_igp,
e1000_phy_undefined = 0xFF
e1000_phy_m88 = 0,
e1000_phy_igp,
e1000_phy_8211,
e1000_phy_8201,
e1000_phy_undefined = 0xFF
} e1000_phy_type;
typedef enum {
@ -442,6 +445,7 @@ void e1000_io_write(struct e1000_hw *hw, unsigned long port, u32 value);
#define E1000_DEV_ID_82547EI 0x1019
#define E1000_DEV_ID_82547EI_MOBILE 0x101A
#define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
#define E1000_DEV_ID_INTEL_CE4100_GBE 0x2E6E
#define NODE_ADDRESS_SIZE 6
#define ETH_LENGTH_OF_ADDRESS 6
@ -808,6 +812,16 @@ struct e1000_ffvt_entry {
#define E1000_CTRL_EXT 0x00018 /* Extended Device Control - RW */
#define E1000_FLA 0x0001C /* Flash Access - RW */
#define E1000_MDIC 0x00020 /* MDI Control - RW */
extern void __iomem *ce4100_gbe_mdio_base_virt;
#define INTEL_CE_GBE_MDIO_RCOMP_BASE (ce4100_gbe_mdio_base_virt)
#define E1000_MDIO_STS (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0)
#define E1000_MDIO_CMD (INTEL_CE_GBE_MDIO_RCOMP_BASE + 4)
#define E1000_MDIO_DRV (INTEL_CE_GBE_MDIO_RCOMP_BASE + 8)
#define E1000_MDC_CMD (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0xC)
#define E1000_RCOMP_CTL (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0x20)
#define E1000_RCOMP_STS (INTEL_CE_GBE_MDIO_RCOMP_BASE + 0x24)
#define E1000_SCTL 0x00024 /* SerDes Control - RW */
#define E1000_FEXTNVM 0x00028 /* Future Extended NVM register */
#define E1000_FCAL 0x00028 /* Flow Control Address Low - RW */
@ -820,6 +834,34 @@ struct e1000_ffvt_entry {
#define E1000_IMS 0x000D0 /* Interrupt Mask Set - RW */
#define E1000_IMC 0x000D8 /* Interrupt Mask Clear - WO */
#define E1000_IAM 0x000E0 /* Interrupt Acknowledge Auto Mask */
/* Auxiliary Control Register. This register is CE4100 specific,
* RMII/RGMII function is switched by this register - RW
* Following are bits definitions of the Auxiliary Control Register
*/
#define E1000_CTL_AUX 0x000E0
#define E1000_CTL_AUX_END_SEL_SHIFT 10
#define E1000_CTL_AUX_ENDIANESS_SHIFT 8
#define E1000_CTL_AUX_RGMII_RMII_SHIFT 0
/* descriptor and packet transfer use CTL_AUX.ENDIANESS */
#define E1000_CTL_AUX_DES_PKT (0x0 << E1000_CTL_AUX_END_SEL_SHIFT)
/* descriptor use CTL_AUX.ENDIANESS, packet use default */
#define E1000_CTL_AUX_DES (0x1 << E1000_CTL_AUX_END_SEL_SHIFT)
/* descriptor use default, packet use CTL_AUX.ENDIANESS */
#define E1000_CTL_AUX_PKT (0x2 << E1000_CTL_AUX_END_SEL_SHIFT)
/* all use CTL_AUX.ENDIANESS */
#define E1000_CTL_AUX_ALL (0x3 << E1000_CTL_AUX_END_SEL_SHIFT)
#define E1000_CTL_AUX_RGMII (0x0 << E1000_CTL_AUX_RGMII_RMII_SHIFT)
#define E1000_CTL_AUX_RMII (0x1 << E1000_CTL_AUX_RGMII_RMII_SHIFT)
/* LW little endian, Byte big endian */
#define E1000_CTL_AUX_LWLE_BBE (0x0 << E1000_CTL_AUX_ENDIANESS_SHIFT)
#define E1000_CTL_AUX_LWLE_BLE (0x1 << E1000_CTL_AUX_ENDIANESS_SHIFT)
#define E1000_CTL_AUX_LWBE_BBE (0x2 << E1000_CTL_AUX_ENDIANESS_SHIFT)
#define E1000_CTL_AUX_LWBE_BLE (0x3 << E1000_CTL_AUX_ENDIANESS_SHIFT)
#define E1000_RCTL 0x00100 /* RX Control - RW */
#define E1000_RDTR1 0x02820 /* RX Delay Timer (1) - RW */
#define E1000_RDBAL1 0x02900 /* RX Descriptor Base Address Low (1) - RW */
@ -1011,6 +1053,7 @@ struct e1000_ffvt_entry {
* in more current versions of the 8254x. Despite the difference in location,
* the registers function in the same manner.
*/
#define E1000_82542_CTL_AUX E1000_CTL_AUX
#define E1000_82542_CTRL E1000_CTRL
#define E1000_82542_CTRL_DUP E1000_CTRL_DUP
#define E1000_82542_STATUS E1000_STATUS
@ -1571,6 +1614,11 @@ struct e1000_hw {
#define E1000_MDIC_INT_EN 0x20000000
#define E1000_MDIC_ERROR 0x40000000
#define INTEL_CE_GBE_MDIC_OP_WRITE 0x04000000
#define INTEL_CE_GBE_MDIC_OP_READ 0x00000000
#define INTEL_CE_GBE_MDIC_GO 0x80000000
#define INTEL_CE_GBE_MDIC_READ_ERROR 0x80000000
#define E1000_KUMCTRLSTA_MASK 0x0000FFFF
#define E1000_KUMCTRLSTA_OFFSET 0x001F0000
#define E1000_KUMCTRLSTA_OFFSET_SHIFT 16
@ -2871,6 +2919,11 @@ struct e1000_host_command_info {
#define M88E1111_I_PHY_ID 0x01410CC0
#define L1LXT971A_PHY_ID 0x001378E0
#define RTL8211B_PHY_ID 0x001CC910
#define RTL8201N_PHY_ID 0x8200
#define RTL_PHY_CTRL_FD 0x0100 /* Full duplex.0=half; 1=full */
#define RTL_PHY_CTRL_SPD_100 0x200000 /* Force 100Mb */
/* Bits...
* 15-5: page
* 4-0: register offset

35
drivers/net/e1000/e1000_main.c
View File

@ -28,6 +28,12 @@
#include "e1000.h"
#include <net/ip6_checksum.h>
#include <linux/io.h>
/* Intel Media SOC GbE MDIO physical base address */
static unsigned long ce4100_gbe_mdio_base_phy;
/* Intel Media SOC GbE MDIO virtual base address */
void __iomem *ce4100_gbe_mdio_base_virt;
char e1000_driver_name[] = "e1000";
static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver";
@ -79,6 +85,7 @@ static DEFINE_PCI_DEVICE_TABLE(e1000_pci_tbl) = {
INTEL_E1000_ETHERNET_DEVICE(0x108A),
INTEL_E1000_ETHERNET_DEVICE(0x1099),
INTEL_E1000_ETHERNET_DEVICE(0x10B5),
INTEL_E1000_ETHERNET_DEVICE(0x2E6E),
/* required last entry */
{0,}
};
@ -459,6 +466,7 @@ static void e1000_power_down_phy(struct e1000_adapter *adapter)
case e1000_82545:
case e1000_82545_rev_3:
case e1000_82546:
case e1000_ce4100:
case e1000_82546_rev_3:
case e1000_82541:
case e1000_82541_rev_2:
@ -573,6 +581,7 @@ void e1000_reset(struct e1000_adapter *adapter)
case e1000_82545:
case e1000_82545_rev_3:
case e1000_82546:
case e1000_ce4100:
case e1000_82546_rev_3:
pba = E1000_PBA_48K;
break;
@ -894,6 +903,7 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
static int global_quad_port_a = 0; /* global ksp3 port a indication */
int i, err, pci_using_dac;
u16 eeprom_data = 0;
u16 tmp = 0;
u16 eeprom_apme_mask = E1000_EEPROM_APME;
int bars, need_ioport;
@ -996,6 +1006,14 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
goto err_sw_init;
err = -EIO;
if (hw->mac_type == e1000_ce4100) {
ce4100_gbe_mdio_base_phy = pci_resource_start(pdev, BAR_1);
ce4100_gbe_mdio_base_virt = ioremap(ce4100_gbe_mdio_base_phy,
pci_resource_len(pdev, BAR_1));
if (!ce4100_gbe_mdio_base_virt)
goto err_mdio_ioremap;
}
if (hw->mac_type >= e1000_82543) {
netdev->features = NETIF_F_SG |
@ -1135,6 +1153,20 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
adapter->wol = adapter->eeprom_wol;
device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
/* Auto detect PHY address */
if (hw->mac_type == e1000_ce4100) {
for (i = 0; i < 32; i++) {
hw->phy_addr = i;
e1000_read_phy_reg(hw, PHY_ID2, &tmp);
if (tmp == 0 || tmp == 0xFF) {
if (i == 31)
goto err_eeprom;
continue;
} else
break;
}
}
/* reset the hardware with the new settings */
e1000_reset(adapter);
@ -1171,6 +1203,8 @@ err_eeprom:
kfree(adapter->rx_ring);
err_dma:
err_sw_init:
err_mdio_ioremap:
iounmap(ce4100_gbe_mdio_base_virt);
iounmap(hw->hw_addr);
err_ioremap:
free_netdev(netdev);
@ -1409,6 +1443,7 @@ static bool e1000_check_64k_bound(struct e1000_adapter *adapter, void *start,
/* First rev 82545 and 82546 need to not allow any memory
* write location to cross 64k boundary due to errata 23 */
if (hw->mac_type == e1000_82545 ||
hw->mac_type == e1000_ce4100 ||
hw->mac_type == e1000_82546) {
return ((begin ^ (end - 1)) >> 16) != 0 ? false : true;
}

19
drivers/net/e1000/e1000_osdep.h
View File

@ -34,12 +34,21 @@
#ifndef _E1000_OSDEP_H_
#define _E1000_OSDEP_H_
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <asm/io.h>
#include <linux/interrupt.h>
#include <linux/sched.h>
#define CONFIG_RAM_BASE 0x60000
#define GBE_CONFIG_OFFSET 0x0
#define GBE_CONFIG_RAM_BASE \
((unsigned int)(CONFIG_RAM_BASE + GBE_CONFIG_OFFSET))
#define GBE_CONFIG_BASE_VIRT phys_to_virt(GBE_CONFIG_RAM_BASE)
#define GBE_CONFIG_FLASH_WRITE(base, offset, count, data) \
(iowrite16_rep(base + offset, data, count))
#define GBE_CONFIG_FLASH_READ(base, offset, count, data) \
(ioread16_rep(base + (offset << 1), data, count))
#define er32(reg) \
(readl(hw->hw_addr + ((hw->mac_type >= e1000_82543) \