dect
/
linux-2.6
Archived
13
0
Fork 0
Code Releases Activity

e1000: Support for 82571 and 82572 controllers 

Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Signed-off-by: Ganesh Venkatesan <ganesh.venkatesan@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Mallikarjuna R Chilakala 2005-10-04 06:58:59 -04:00 committed by Jeff Garzik
parent cc6e7c44f4
commit 868d530994
4 changed files with 372 additions and 54 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/net/e1000/e1000_ethtool.c
View File

@ -696,6 +696,11 @@ e1000_reg_test(struct e1000_adapter *adapter, uint64_t *data)
* Some bits that get toggled are ignored.
*/
switch (adapter->hw.mac_type) {
/* there are several bits on newer hardware that are r/w */
case e1000_82571:
case e1000_82572:
toggle = 0x7FFFF3FF;
break;
case e1000_82573:
toggle = 0x7FFFF033;
break;
@ -1245,6 +1250,8 @@ e1000_set_phy_loopback(struct e1000_adapter *adapter)
case e1000_82541_rev_2:
case e1000_82547:
case e1000_82547_rev_2:
case e1000_82571:
case e1000_82572:
case e1000_82573:
return e1000_integrated_phy_loopback(adapter);
break;
@ -1625,7 +1632,7 @@ e1000_phys_id(struct net_device *netdev, uint32_t data)
if(!data || data > (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ))
data = (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ);
if(adapter->hw.mac_type < e1000_82573) {
if(adapter->hw.mac_type < e1000_82571) {
if(!adapter->blink_timer.function) {
init_timer(&adapter->blink_timer);
adapter->blink_timer.function = e1000_led_blink_callback;

219
drivers/net/e1000/e1000_hw.c
View File

@ -83,14 +83,14 @@ uint16_t e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] =
static const
uint16_t e1000_igp_2_cable_length_table[IGP02E1000_AGC_LENGTH_TABLE_SIZE] =
{ 8, 13, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43,
22, 24, 27, 30, 32, 35, 37, 40, 42, 44, 47, 49, 51, 54, 56, 58,
32, 35, 38, 41, 44, 47, 50, 53, 55, 58, 61, 63, 66, 69, 71, 74,
43, 47, 51, 54, 58, 61, 64, 67, 71, 74, 77, 80, 82, 85, 88, 90,
57, 62, 66, 70, 74, 77, 81, 85, 88, 91, 94, 97, 100, 103, 106, 108,
73, 78, 82, 87, 91, 95, 98, 102, 105, 109, 112, 114, 117, 119, 122, 124,
91, 96, 101, 105, 109, 113, 116, 119, 122, 125, 127, 128, 128, 128, 128, 128,
108, 113, 117, 121, 124, 127, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128};
{ 0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21,
0, 0, 0, 3, 6, 10, 13, 16, 19, 23, 26, 29, 32, 35, 38, 41,
6, 10, 14, 18, 22, 26, 30, 33, 37, 41, 44, 48, 51, 54, 58, 61,
21, 26, 31, 35, 40, 44, 49, 53, 57, 61, 65, 68, 72, 75, 79, 82,
40, 45, 51, 56, 61, 66, 70, 75, 79, 83, 87, 91, 94, 98, 101, 104,
60, 66, 72, 77, 82, 87, 92, 96, 100, 104, 108, 111, 114, 117, 119, 121,
83, 89, 95, 100, 105, 109, 113, 116, 119, 122, 124,
104, 109, 114, 118, 121, 124};
/******************************************************************************
@ -286,7 +286,6 @@ e1000_set_mac_type(struct e1000_hw *hw)
case E1000_DEV_ID_82546GB_FIBER:
case E1000_DEV_ID_82546GB_SERDES:
case E1000_DEV_ID_82546GB_PCIE:
case E1000_DEV_ID_82546GB_QUAD_COPPER:
hw->mac_type = e1000_82546_rev_3;
break;
case E1000_DEV_ID_82541EI:
@ -305,8 +304,19 @@ 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_82571EB_COPPER:
case E1000_DEV_ID_82571EB_FIBER:
case E1000_DEV_ID_82571EB_SERDES:
hw->mac_type = e1000_82571;
break;
case E1000_DEV_ID_82572EI_COPPER:
case E1000_DEV_ID_82572EI_FIBER:
case E1000_DEV_ID_82572EI_SERDES:
hw->mac_type = e1000_82572;
break;
case E1000_DEV_ID_82573E:
case E1000_DEV_ID_82573E_IAMT:
case E1000_DEV_ID_82573L:
hw->mac_type = e1000_82573;
break;
default:
@ -315,6 +325,8 @@ e1000_set_mac_type(struct e1000_hw *hw)
}
switch(hw->mac_type) {
case e1000_82571:
case e1000_82572:
case e1000_82573:
hw->eeprom_semaphore_present = TRUE;
/* fall through */
@ -351,6 +363,8 @@ e1000_set_media_type(struct e1000_hw *hw)
switch (hw->device_id) {
case E1000_DEV_ID_82545GM_SERDES:
case E1000_DEV_ID_82546GB_SERDES:
case E1000_DEV_ID_82571EB_SERDES:
case E1000_DEV_ID_82572EI_SERDES:
hw->media_type = e1000_media_type_internal_serdes;
break;
default:
@ -523,6 +537,8 @@ e1000_reset_hw(struct e1000_hw *hw)
E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
E1000_WRITE_FLUSH(hw);
/* fall through */
case e1000_82571:
case e1000_82572:
ret_val = e1000_get_auto_rd_done(hw);
if(ret_val)
/* We don't want to continue accessing MAC registers. */
@ -683,6 +699,9 @@ e1000_init_hw(struct e1000_hw *hw)
switch (hw->mac_type) {
default:
break;
case e1000_82571:
case e1000_82572:
ctrl |= (1 << 22);
case e1000_82573:
ctrl |= E1000_TXDCTL_COUNT_DESC;
break;
@ -694,6 +713,25 @@ e1000_init_hw(struct e1000_hw *hw)
e1000_enable_tx_pkt_filtering(hw);
}
switch (hw->mac_type) {
default:
break;
case e1000_82571:
ctrl = E1000_READ_REG(hw, TXDCTL1);
ctrl &= ~E1000_TXDCTL_WTHRESH;
ctrl |= E1000_TXDCTL_COUNT_DESC | E1000_TXDCTL_FULL_TX_DESC_WB;
ctrl |= (1 << 22);
E1000_WRITE_REG(hw, TXDCTL1, ctrl);
break;
}
if (hw->mac_type == e1000_82573) {
uint32_t gcr = E1000_READ_REG(hw, GCR);
gcr |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX;
E1000_WRITE_REG(hw, GCR, gcr);
}
/* Clear all of the statistics registers (clear on read). It is
* important that we do this after we have tried to establish link
@ -878,6 +916,14 @@ e1000_setup_fiber_serdes_link(struct e1000_hw *hw)
DEBUGFUNC("e1000_setup_fiber_serdes_link");
/* On 82571 and 82572 Fiber connections, SerDes loopback mode persists
* until explicitly turned off or a power cycle is performed. A read to
* the register does not indicate its status. Therefore, we ensure
* loopback mode is disabled during initialization.
*/
if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572)
E1000_WRITE_REG(hw, SCTL, E1000_DISABLE_SERDES_LOOPBACK);
/* On adapters with a MAC newer than 82544, SW Defineable pin 1 will be
* set when the optics detect a signal. On older adapters, it will be
* cleared when there is a signal. This applies to fiber media only.
@ -2943,6 +2989,8 @@ e1000_phy_reset(struct e1000_hw *hw)
switch (hw->mac_type) {
case e1000_82541_rev_2:
case e1000_82571:
case e1000_82572:
ret_val = e1000_phy_hw_reset(hw);
if(ret_val)
return ret_val;
@ -2981,6 +3029,16 @@ e1000_detect_gig_phy(struct e1000_hw *hw)
DEBUGFUNC("e1000_detect_gig_phy");
/* 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) {
hw->phy_id = IGP01E1000_I_PHY_ID;
hw->phy_type = e1000_phy_igp_2;
return E1000_SUCCESS;
}
/* 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)
@ -3334,6 +3392,21 @@ e1000_init_eeprom_params(struct e1000_hw *hw)
eeprom->use_eerd = FALSE;
eeprom->use_eewr = FALSE;
break;
case e1000_82571:
case e1000_82572:
eeprom->type = e1000_eeprom_spi;
eeprom->opcode_bits = 8;
eeprom->delay_usec = 1;
if (eecd & E1000_EECD_ADDR_BITS) {
eeprom->page_size = 32;
eeprom->address_bits = 16;
} else {
eeprom->page_size = 8;
eeprom->address_bits = 8;
}
eeprom->use_eerd = FALSE;
eeprom->use_eewr = FALSE;
break;
case e1000_82573:
eeprom->type = e1000_eeprom_spi;
eeprom->opcode_bits = 8;
@ -3543,25 +3616,26 @@ e1000_acquire_eeprom(struct e1000_hw *hw)
eecd = E1000_READ_REG(hw, EECD);
if (hw->mac_type != e1000_82573) {
/* Request EEPROM Access */
if(hw->mac_type > e1000_82544) {
eecd |= E1000_EECD_REQ;
E1000_WRITE_REG(hw, EECD, eecd);
eecd = E1000_READ_REG(hw, EECD);
while((!(eecd & E1000_EECD_GNT)) &&
(i < E1000_EEPROM_GRANT_ATTEMPTS)) {
i++;
udelay(5);
eecd = E1000_READ_REG(hw, EECD);
}
if(!(eecd & E1000_EECD_GNT)) {
eecd &= ~E1000_EECD_REQ;
/* Request EEPROM Access */
if(hw->mac_type > e1000_82544) {
eecd |= E1000_EECD_REQ;
E1000_WRITE_REG(hw, EECD, eecd);
DEBUGOUT("Could not acquire EEPROM grant\n");
return -E1000_ERR_EEPROM;
eecd = E1000_READ_REG(hw, EECD);
while((!(eecd & E1000_EECD_GNT)) &&
(i < E1000_EEPROM_GRANT_ATTEMPTS)) {
i++;
udelay(5);
eecd = E1000_READ_REG(hw, EECD);
}
if(!(eecd & E1000_EECD_GNT)) {
eecd &= ~E1000_EECD_REQ;
E1000_WRITE_REG(hw, EECD, eecd);
DEBUGOUT("Could not acquire EEPROM grant\n");
e1000_put_hw_eeprom_semaphore(hw);
return -E1000_ERR_EEPROM;
}
}
}
}
/* Setup EEPROM for Read/Write */
@ -4064,7 +4138,7 @@ e1000_write_eeprom(struct e1000_hw *hw,
return -E1000_ERR_EEPROM;
}
/* 82573 reads only through eerd */
/* 82573 writes only through eewr */
if(eeprom->use_eewr == TRUE)
return e1000_write_eeprom_eewr(hw, offset, words, data);
@ -4353,9 +4427,16 @@ e1000_read_mac_addr(struct e1000_hw * hw)
hw->perm_mac_addr[i] = (uint8_t) (eeprom_data & 0x00FF);
hw->perm_mac_addr[i+1] = (uint8_t) (eeprom_data >> 8);
}
if(((hw->mac_type == e1000_82546) || (hw->mac_type == e1000_82546_rev_3)) &&
(E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1))
switch (hw->mac_type) {
default:
break;
case e1000_82546:
case e1000_82546_rev_3:
case e1000_82571:
if(E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)
hw->perm_mac_addr[5] ^= 0x01;
break;
}
for(i = 0; i < NODE_ADDRESS_SIZE; i++)
hw->mac_addr[i] = hw->perm_mac_addr[i];
@ -4385,6 +4466,12 @@ e1000_init_rx_addrs(struct e1000_hw *hw)
e1000_rar_set(hw, hw->mac_addr, 0);
rar_num = E1000_RAR_ENTRIES;
/* 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. */
if ((hw->mac_type == e1000_82571) && (hw->laa_is_present == TRUE))
rar_num -= 1;
/* Zero out the other 15 receive addresses. */
DEBUGOUT("Clearing RAR[1-15]\n");
for(i = 1; i < rar_num; i++) {
@ -4427,6 +4514,12 @@ 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;
/* 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. */
if ((hw->mac_type == e1000_82571) && (hw->laa_is_present == TRUE))
num_rar_entry -= 1;
for(i = rar_used_count; i < num_rar_entry; i++) {
E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0);
E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0);
@ -4984,7 +5077,6 @@ e1000_clear_hw_cntrs(struct e1000_hw *hw)
temp = E1000_READ_REG(hw, ICTXQEC);
temp = E1000_READ_REG(hw, ICTXQMTC);
temp = E1000_READ_REG(hw, ICRXDMTC);
}
/******************************************************************************
@ -5151,6 +5243,8 @@ e1000_get_bus_info(struct e1000_hw *hw)
hw->bus_speed = e1000_bus_speed_unknown;
hw->bus_width = e1000_bus_width_unknown;
break;
case e1000_82571:
case e1000_82572:
case e1000_82573:
hw->bus_type = e1000_bus_type_pci_express;
hw->bus_speed = e1000_bus_speed_2500;
@ -5250,6 +5344,7 @@ 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;
@ -5338,6 +5433,40 @@ 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) {
uint16_t agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM] =
{IGP02E1000_PHY_AGC_A,
IGP02E1000_PHY_AGC_B,
IGP02E1000_PHY_AGC_C,
IGP02E1000_PHY_AGC_D};
/* Read the AGC registers for all channels */
for (i = 0; i < IGP02E1000_PHY_CHANNEL_NUM; i++) {
ret_val = e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data);
if (ret_val)
return ret_val;
/* 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;
/* 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;
agc_value += e1000_igp_2_cable_length_table[cur_agc];
}
agc_value -= (e1000_igp_2_cable_length_table[min_agc] + e1000_igp_2_cable_length_table[max_agc]);
agc_value /= (IGP02E1000_PHY_CHANNEL_NUM - 2);
/* Calculate cable length with the error range of +/- 10 meters. */
*min_length = ((agc_value - IGP02E1000_AGC_RANGE) > 0) ?
(agc_value - IGP02E1000_AGC_RANGE) : 0;
*max_length = agc_value + IGP02E1000_AGC_RANGE;
}
return E1000_SUCCESS;
@ -6465,6 +6594,8 @@ e1000_get_auto_rd_done(struct e1000_hw *hw)
default:
msec_delay(5);
break;
case e1000_82571:
case e1000_82572:
case e1000_82573:
while(timeout) {
if (E1000_READ_REG(hw, EECD) & E1000_EECD_AUTO_RD) break;
@ -6494,10 +6625,31 @@ e1000_get_auto_rd_done(struct e1000_hw *hw)
int32_t
e1000_get_phy_cfg_done(struct e1000_hw *hw)
{
int32_t timeout = PHY_CFG_TIMEOUT;
uint32_t cfg_mask = E1000_EEPROM_CFG_DONE;
DEBUGFUNC("e1000_get_phy_cfg_done");
/* Simply wait for 10ms */
msec_delay(10);
switch (hw->mac_type) {
default:
msec_delay(10);
break;
case e1000_82571:
case e1000_82572:
while (timeout) {
if (E1000_READ_REG(hw, EEMNGCTL) & cfg_mask)
break;
else
msec_delay(1);
timeout--;
}
if (!timeout) {
DEBUGOUT("MNG configuration cycle has not completed.\n");
return -E1000_ERR_RESET;
}
break;
}
return E1000_SUCCESS;
}
@ -6569,8 +6721,7 @@ e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw)
return;
swsm = E1000_READ_REG(hw, SWSM);
/* Release both semaphores. */
swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI);
swsm &= ~(E1000_SWSM_SWESMBI);
E1000_WRITE_REG(hw, SWSM, swsm);
}
@ -6606,6 +6757,8 @@ e1000_arc_subsystem_valid(struct e1000_hw *hw)
* if this is the case. We read FWSM to determine the manageability mode.
*/
switch (hw->mac_type) {
case e1000_82571:
case e1000_82572:
case e1000_82573:
fwsm = E1000_READ_REG(hw, FWSM);
if((fwsm & E1000_FWSM_MODE_MASK) != 0)

96
drivers/net/e1000/e1000_hw.h
View File

@ -57,6 +57,8 @@ typedef enum {
e1000_82541_rev_2,
e1000_82547,
e1000_82547_rev_2,
e1000_82571,
e1000_82572,
e1000_82573,
e1000_num_macs
} e1000_mac_type;
@ -478,10 +480,16 @@ uint8_t e1000_arc_subsystem_valid(struct e1000_hw *hw);
#define E1000_DEV_ID_82546GB_SERDES 0x107B
#define E1000_DEV_ID_82546GB_PCIE 0x108A
#define E1000_DEV_ID_82547EI 0x1019
#define E1000_DEV_ID_82571EB_COPPER 0x105E
#define E1000_DEV_ID_82571EB_FIBER 0x105F
#define E1000_DEV_ID_82571EB_SERDES 0x1060
#define E1000_DEV_ID_82572EI_COPPER 0x107D
#define E1000_DEV_ID_82572EI_FIBER 0x107E
#define E1000_DEV_ID_82572EI_SERDES 0x107F
#define E1000_DEV_ID_82573E 0x108B
#define E1000_DEV_ID_82573E_IAMT 0x108C
#define E1000_DEV_ID_82573L 0x109A
#define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
#define NODE_ADDRESS_SIZE 6
#define ETH_LENGTH_OF_ADDRESS 6
@ -833,6 +841,8 @@ struct e1000_ffvt_entry {
#define E1000_FFMT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
#define E1000_FFVT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
#define E1000_DISABLE_SERDES_LOOPBACK 0x0400
/* Register Set. (82543, 82544)
*
* Registers are defined to be 32 bits and should be accessed as 32 bit values.
@ -853,6 +863,7 @@ 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 */
#define E1000_SCTL 0x00024 /* SerDes Control - RW */
#define E1000_FCAL 0x00028 /* Flow Control Address Low - RW */
#define E1000_FCAH 0x0002C /* Flow Control Address High -RW */
#define E1000_FCT 0x00030 /* Flow Control Type - RW */
@ -864,6 +875,12 @@ struct e1000_ffvt_entry {
#define E1000_IMC 0x000D8 /* Interrupt Mask Clear - WO */
#define E1000_IAM 0x000E0 /* Interrupt Acknowledge Auto Mask */
#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 */
#define E1000_RDBAH1 0x02904 /* RX Descriptor Base Address High (1) - RW */
#define E1000_RDLEN1 0x02908 /* RX Descriptor Length (1) - RW */
#define E1000_RDH1 0x02910 /* RX Descriptor Head (1) - RW */
#define E1000_RDT1 0x02918 /* RX Descriptor Tail (1) - RW */
#define E1000_FCTTV 0x00170 /* Flow Control Transmit Timer Value - RW */
#define E1000_TXCW 0x00178 /* TX Configuration Word - RW */
#define E1000_RXCW 0x00180 /* RX Configuration Word - RO */
@ -895,6 +912,12 @@ struct e1000_ffvt_entry {
#define E1000_RDH 0x02810 /* RX Descriptor Head - RW */
#define E1000_RDT 0x02818 /* RX Descriptor Tail - RW */
#define E1000_RDTR 0x02820 /* RX Delay Timer - RW */
#define E1000_RDBAL0 E1000_RDBAL /* RX Desc Base Address Low (0) - RW */
#define E1000_RDBAH0 E1000_RDBAH /* RX Desc Base Address High (0) - RW */
#define E1000_RDLEN0 E1000_RDLEN /* RX Desc Length (0) - RW */
#define E1000_RDH0 E1000_RDH /* RX Desc Head (0) - RW */
#define E1000_RDT0 E1000_RDT /* RX Desc Tail (0) - RW */
#define E1000_RDTR0 E1000_RDTR /* RX Delay Timer (0) - RW */
#define E1000_RXDCTL 0x02828 /* RX Descriptor Control - RW */
#define E1000_RADV 0x0282C /* RX Interrupt Absolute Delay Timer - RW */
#define E1000_RSRPD 0x02C00 /* RX Small Packet Detect - RW */
@ -980,15 +1003,15 @@ struct e1000_ffvt_entry {
#define E1000_BPTC 0x040F4 /* Broadcast Packets TX Count - R/clr */
#define E1000_TSCTC 0x040F8 /* TCP Segmentation Context TX - R/clr */
#define E1000_TSCTFC 0x040FC /* TCP Segmentation Context TX Fail - R/clr */
#define E1000_IAC 0x4100 /* Interrupt Assertion Count */
#define E1000_ICRXPTC 0x4104 /* Interrupt Cause Rx Packet Timer Expire Count */
#define E1000_ICRXATC 0x4108 /* Interrupt Cause Rx Absolute Timer Expire Count */
#define E1000_ICTXPTC 0x410C /* Interrupt Cause Tx Packet Timer Expire Count */
#define E1000_ICTXATC 0x4110 /* Interrupt Cause Tx Absolute Timer Expire Count */
#define E1000_ICTXQEC 0x4118 /* Interrupt Cause Tx Queue Empty Count */
#define E1000_ICTXQMTC 0x411C /* Interrupt Cause Tx Queue Minimum Threshold Count */
#define E1000_ICRXDMTC 0x4120 /* Interrupt Cause Rx Descriptor Minimum Threshold Count */
#define E1000_ICRXOC 0x4124 /* Interrupt Cause Receiver Overrun Count */
#define E1000_IAC 0x04100 /* Interrupt Assertion Count */
#define E1000_ICRXPTC 0x04104 /* Interrupt Cause Rx Packet Timer Expire Count */
#define E1000_ICRXATC 0x04108 /* Interrupt Cause Rx Absolute Timer Expire Count */
#define E1000_ICTXPTC 0x0410C /* Interrupt Cause Tx Packet Timer Expire Count */
#define E1000_ICTXATC 0x04110 /* Interrupt Cause Tx Absolute Timer Expire Count */
#define E1000_ICTXQEC 0x04118 /* Interrupt Cause Tx Queue Empty Count */
#define E1000_ICTXQMTC 0x0411C /* Interrupt Cause Tx Queue Minimum Threshold Count */
#define E1000_ICRXDMTC 0x04120 /* Interrupt Cause Rx Descriptor Minimum Threshold Count */
#define E1000_ICRXOC 0x04124 /* Interrupt Cause Receiver Overrun Count */
#define E1000_RXCSUM 0x05000 /* RX Checksum Control - RW */
#define E1000_RFCTL 0x05008 /* Receive Filter Control*/
#define E1000_MTA 0x05200 /* Multicast Table Array - RW Array */
@ -1018,6 +1041,14 @@ struct e1000_ffvt_entry {
#define E1000_FWSM 0x05B54 /* FW Semaphore */
#define E1000_FFLT_DBG 0x05F04 /* Debug Register */
#define E1000_HICR 0x08F00 /* Host Inteface Control */
/* RSS registers */
#define E1000_CPUVEC 0x02C10 /* CPU Vector Register - RW */
#define E1000_MRQC 0x05818 /* Multiple Receive Control - RW */
#define E1000_RETA 0x05C00 /* Redirection Table - RW Array */
#define E1000_RSSRK 0x05C80 /* RSS Random Key - RW Array */
#define E1000_RSSIM 0x05864 /* RSS Interrupt Mask */
#define E1000_RSSIR 0x05868 /* RSS Interrupt Request */
/* Register Set (82542)
*
* Some of the 82542 registers are located at different offsets than they are
@ -1032,6 +1063,7 @@ struct e1000_ffvt_entry {
#define E1000_82542_CTRL_EXT E1000_CTRL_EXT
#define E1000_82542_FLA E1000_FLA
#define E1000_82542_MDIC E1000_MDIC
#define E1000_82542_SCTL E1000_SCTL
#define E1000_82542_FCAL E1000_FCAL
#define E1000_82542_FCAH E1000_FCAH
#define E1000_82542_FCT E1000_FCT
@ -1049,6 +1081,18 @@ struct e1000_ffvt_entry {
#define E1000_82542_RDLEN 0x00118
#define E1000_82542_RDH 0x00120
#define E1000_82542_RDT 0x00128
#define E1000_82542_RDTR0 E1000_82542_RDTR
#define E1000_82542_RDBAL0 E1000_82542_RDBAL
#define E1000_82542_RDBAH0 E1000_82542_RDBAH
#define E1000_82542_RDLEN0 E1000_82542_RDLEN
#define E1000_82542_RDH0 E1000_82542_RDH
#define E1000_82542_RDT0 E1000_82542_RDT
#define E1000_82542_RDTR1 0x00130
#define E1000_82542_RDBAL1 0x00138
#define E1000_82542_RDBAH1 0x0013C
#define E1000_82542_RDLEN1 0x00140
#define E1000_82542_RDH1 0x00148
#define E1000_82542_RDT1 0x00150
#define E1000_82542_FCRTH 0x00160
#define E1000_82542_FCRTL 0x00168
#define E1000_82542_FCTTV E1000_FCTTV
@ -1197,6 +1241,13 @@ struct e1000_ffvt_entry {
#define E1000_82542_ICRXOC E1000_ICRXOC
#define E1000_82542_HICR E1000_HICR
#define E1000_82542_CPUVEC E1000_CPUVEC
#define E1000_82542_MRQC E1000_MRQC
#define E1000_82542_RETA E1000_RETA
#define E1000_82542_RSSRK E1000_RSSRK
#define E1000_82542_RSSIM E1000_RSSIM
#define E1000_82542_RSSIR E1000_RSSIR
/* Statistics counters collected by the MAC */
struct e1000_hw_stats {
uint64_t crcerrs;
@ -1336,6 +1387,7 @@ struct e1000_hw {
boolean_t serdes_link_down;
boolean_t tbi_compatibility_en;
boolean_t tbi_compatibility_on;
boolean_t laa_is_present;
boolean_t phy_reset_disable;
boolean_t fc_send_xon;
boolean_t fc_strict_ieee;
@ -1374,6 +1426,7 @@ struct e1000_hw {
#define E1000_CTRL_BEM32 0x00000400 /* Big Endian 32 mode */
#define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */
#define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */
#define E1000_CTRL_D_UD_EN 0x00002000 /* Dock/Undock enable */
#define E1000_CTRL_D_UD_POLARITY 0x00004000 /* Defined polarity of Dock/Undock indication in SDP[0] */
#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */
#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */
@ -1491,6 +1544,8 @@ struct e1000_hw {
#define E1000_CTRL_EXT_WR_WMARK_320 0x01000000
#define E1000_CTRL_EXT_WR_WMARK_384 0x02000000
#define E1000_CTRL_EXT_WR_WMARK_448 0x03000000
#define E1000_CTRL_EXT_CANC 0x04000000 /* Interrupt delay cancellation */
#define E1000_CTRL_EXT_DRV_LOAD 0x10000000 /* Driver loaded bit for FW */
#define E1000_CTRL_EXT_IAME 0x08000000 /* Interrupt acknowledge Auto-mask */
#define E1000_CTRL_EXT_INT_TIMER_CLR 0x20000000 /* Clear Interrupt timers after IMS clear */
@ -1524,6 +1579,7 @@ struct e1000_hw {
#define E1000_LEDCTL_LED2_BLINK 0x00800000
#define E1000_LEDCTL_LED3_MODE_MASK 0x0F000000
#define E1000_LEDCTL_LED3_MODE_SHIFT 24
#define E1000_LEDCTL_LED3_BLINK_RATE 0x20000000
#define E1000_LEDCTL_LED3_IVRT 0x40000000
#define E1000_LEDCTL_LED3_BLINK 0x80000000
@ -1784,6 +1840,16 @@ struct e1000_hw {
#define E1000_RXCSUM_IPPCSE 0x00001000 /* IP payload checksum enable */
#define E1000_RXCSUM_PCSD 0x00002000 /* packet checksum disabled */
/* Multiple Receive Queue Control */
#define E1000_MRQC_ENABLE_MASK 0x00000003
#define E1000_MRQC_ENABLE_RSS_2Q 0x00000001
#define E1000_MRQC_ENABLE_RSS_INT 0x00000004
#define E1000_MRQC_RSS_FIELD_MASK 0xFFFF0000
#define E1000_MRQC_RSS_FIELD_IPV4_TCP 0x00010000
#define E1000_MRQC_RSS_FIELD_IPV4 0x00020000
#define E1000_MRQC_RSS_FIELD_IPV6_TCP 0x00040000
#define E1000_MRQC_RSS_FIELD_IPV6_EX 0x00080000
#define E1000_MRQC_RSS_FIELD_IPV6 0x00100000
/* Definitions for power management and wakeup registers */
/* Wake Up Control */
@ -1928,6 +1994,7 @@ struct e1000_host_command_info {
#define E1000_MDALIGN 4096
#define E1000_GCR_BEM32 0x00400000
#define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
/* Function Active and Power State to MNG */
#define E1000_FACTPS_FUNC0_POWER_STATE_MASK 0x00000003
#define E1000_FACTPS_LAN0_VALID 0x00000004
@ -1980,6 +2047,7 @@ struct e1000_host_command_info {
/* EEPROM Word Offsets */
#define EEPROM_COMPAT 0x0003
#define EEPROM_ID_LED_SETTINGS 0x0004
#define EEPROM_VERSION 0x0005
#define EEPROM_SERDES_AMPLITUDE 0x0006 /* For SERDES output amplitude adjustment. */
#define EEPROM_PHY_CLASS_WORD 0x0007
#define EEPROM_INIT_CONTROL1_REG 0x000A
@ -1990,6 +2058,8 @@ struct e1000_host_command_info {
#define EEPROM_FLASH_VERSION 0x0032
#define EEPROM_CHECKSUM_REG 0x003F
#define E1000_EEPROM_CFG_DONE 0x00040000 /* MNG config cycle done */
/* Word definitions for ID LED Settings */
#define ID_LED_RESERVED_0000 0x0000
#define ID_LED_RESERVED_FFFF 0xFFFF
@ -2108,6 +2178,8 @@ struct e1000_host_command_info {
#define E1000_PBA_22K 0x0016
#define E1000_PBA_24K 0x0018
#define E1000_PBA_30K 0x001E
#define E1000_PBA_32K 0x0020
#define E1000_PBA_38K 0x0026
#define E1000_PBA_40K 0x0028
#define E1000_PBA_48K 0x0030 /* 48KB, default RX allocation */
@ -2592,11 +2664,11 @@ struct e1000_host_command_info {
/* 7 bits (3 Coarse + 4 Fine) --> 128 optional values */
#define IGP01E1000_AGC_LENGTH_TABLE_SIZE 128
#define IGP02E1000_AGC_LENGTH_TABLE_SIZE 128
#define IGP02E1000_AGC_LENGTH_TABLE_SIZE 113
/* The precision error of the cable length is +/- 10 meters */
#define IGP01E1000_AGC_RANGE 10
#define IGP02E1000_AGC_RANGE 10
#define IGP02E1000_AGC_RANGE 15
/* IGP01E1000 PCS Initialization register */
/* bits 3:6 in the PCS registers stores the channels polarity */

102
drivers/net/e1000/e1000_main.c
View File

@ -398,6 +398,10 @@ e1000_reset(struct e1000_adapter *adapter)
case e1000_82547_rev_2:
pba = E1000_PBA_30K;
break;
case e1000_82571:
case e1000_82572:
pba = E1000_PBA_38K;
break;
case e1000_82573:
pba = E1000_PBA_12K;
break;
@ -475,6 +479,7 @@ e1000_probe(struct pci_dev *pdev,
struct net_device *netdev;
struct e1000_adapter *adapter;
unsigned long mmio_start, mmio_len;
uint32_t ctrl_ext;
uint32_t swsm;
static int cards_found = 0;
@ -688,6 +693,12 @@ e1000_probe(struct pci_dev *pdev,
/* Let firmware know the driver has taken over */
switch(adapter->hw.mac_type) {
case e1000_82571:
case e1000_82572:
ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
ctrl_ext | E1000_CTRL_EXT_DRV_LOAD);
break;
case e1000_82573:
swsm = E1000_READ_REG(&adapter->hw, SWSM);
E1000_WRITE_REG(&adapter->hw, SWSM,
@ -732,6 +743,7 @@ e1000_remove(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
uint32_t ctrl_ext;
uint32_t manc, swsm;
flush_scheduled_work();
@ -746,6 +758,12 @@ e1000_remove(struct pci_dev *pdev)
}
switch(adapter->hw.mac_type) {
case e1000_82571:
case e1000_82572:
ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD);
break;
case e1000_82573:
swsm = E1000_READ_REG(&adapter->hw, SWSM);
E1000_WRITE_REG(&adapter->hw, SWSM,
@ -1236,7 +1254,7 @@ e1000_setup_rctl(struct e1000_adapter *adapter)
rctl |= E1000_RCTL_LPE;
/* Setup buffer sizes */
if(adapter->hw.mac_type == e1000_82573) {
if(adapter->hw.mac_type >= e1000_82571) {
/* We can now specify buffers in 1K increments.
* BSIZE and BSEX are ignored in this case. */
rctl |= adapter->rx_buffer_len << 0x11;
@ -1352,7 +1370,7 @@ e1000_configure_rx(struct e1000_adapter *adapter)
if(adapter->rx_csum == TRUE) {
rxcsum |= E1000_RXCSUM_TUOFL;
/* Enable 82573 IPv4 payload checksum for UDP fragments
/* Enable 82571 IPv4 payload checksum for UDP fragments
* Must be used in conjunction with packet-split. */
if((adapter->hw.mac_type > e1000_82547_rev_2) &&
(adapter->rx_ps)) {
@ -1608,6 +1626,22 @@ e1000_set_mac(struct net_device *netdev, void *p)
e1000_rar_set(&adapter->hw, adapter->hw.mac_addr, 0);
/* With 82571 controllers, LAA may be overwritten (with the default)
* due to controller reset from the other port. */
if (adapter->hw.mac_type == e1000_82571) {
/* activate the work around */
adapter->hw.laa_is_present = 1;
/* Hold a copy of the LAA in RAR[14] This is done so that
* between the time RAR[0] gets clobbered and the time it
* gets fixed (in e1000_watchdog), the actual LAA is in one
* of the RARs and no incoming packets directed to this port
* are dropped. Eventaully the LAA will be in RAR[0] and
* RAR[14] */
e1000_rar_set(&adapter->hw, adapter->hw.mac_addr,
E1000_RAR_ENTRIES - 1);
}
if(adapter->hw.mac_type == e1000_82542_rev2_0)
e1000_leave_82542_rst(adapter);
@ -1633,9 +1667,12 @@ e1000_set_multi(struct net_device *netdev)
unsigned long flags;
uint32_t rctl;
uint32_t hash_value;
int i;
int i, rar_entries = E1000_RAR_ENTRIES;
spin_lock_irqsave(&adapter->tx_lock, flags);
/* reserve RAR[14] for LAA over-write work-around */
if (adapter->hw.mac_type == e1000_82571)
rar_entries--;
/* Check for Promiscuous and All Multicast modes */
@ -1660,11 +1697,12 @@ e1000_set_multi(struct net_device *netdev)
/* load the first 14 multicast address into the exact filters 1-14
* RAR 0 is used for the station MAC adddress
* if there are not 14 addresses, go ahead and clear the filters
* -- with 82571 controllers only 0-13 entries are filled here
*/
mc_ptr = netdev->mc_list;
for(i = 1; i < E1000_RAR_ENTRIES; i++) {
if(mc_ptr) {
for(i = 1; i < rar_entries; i++) {
if (mc_ptr) {
e1000_rar_set(hw, mc_ptr->dmi_addr, i);
mc_ptr = mc_ptr->next;
} else {
@ -1848,6 +1886,11 @@ e1000_watchdog_task(struct e1000_adapter *adapter)
/* Force detection of hung controller every watchdog period */
adapter->detect_tx_hung = TRUE;
/* With 82571 controllers, LAA may be overwritten due to controller
* reset from the other port. Set the appropriate LAA in RAR[0] */
if (adapter->hw.mac_type == e1000_82571 && adapter->hw.laa_is_present)
e1000_rar_set(&adapter->hw, adapter->hw.mac_addr, 0);
/* Reset the timer */
mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
}
@ -2269,6 +2312,27 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
local_irq_restore(flags);
return NETDEV_TX_LOCKED;
}
#ifdef NETIF_F_TSO
/* TSO Workaround for 82571/2 Controllers -- if skb->data
* points to just header, pull a few bytes of payload from
* frags into skb->data */
if (skb_shinfo(skb)->tso_size) {
uint8_t hdr_len;
hdr_len = ((skb->h.raw - skb->data) + (skb->h.th->doff << 2));
if (skb->data_len && (hdr_len < (skb->len - skb->data_len)) &&
(adapter->hw.mac_type == e1000_82571 ||
adapter->hw.mac_type == e1000_82572)) {
unsigned int pull_size;
pull_size = min((unsigned int)4, skb->data_len);
if (!__pskb_pull_tail(skb, pull_size)) {
printk(KERN_ERR "__pskb_pull_tail failed.\n");
dev_kfree_skb_any(skb);
return -EFAULT;
}
}
}
#endif
if(adapter->hw.tx_pkt_filtering && (adapter->hw.mac_type == e1000_82573) )
e1000_transfer_dhcp_info(adapter, skb);
@ -2310,7 +2374,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
tx_flags |= E1000_TX_FLAGS_CSUM;
/* Old method was to assume IPv4 packet by default if TSO was enabled.
* 82573 hardware supports TSO capabilities for IPv6 as well...
* 82571 hardware supports TSO capabilities for IPv6 as well...
* no longer assume, we must. */
if(likely(skb->protocol == ntohs(ETH_P_IP)))
tx_flags |= E1000_TX_FLAGS_IPV4;
@ -2389,9 +2453,18 @@ e1000_change_mtu(struct net_device *netdev, int new_mtu)
return -EINVAL;
}
#define MAX_STD_JUMBO_FRAME_SIZE 9216
#define MAX_STD_JUMBO_FRAME_SIZE 9234
/* might want this to be bigger enum check... */
if (adapter->hw.mac_type == e1000_82573 &&
/* 82571 controllers limit jumbo frame size to 10500 bytes */
if ((adapter->hw.mac_type == e1000_82571 ||
adapter->hw.mac_type == e1000_82572) &&
max_frame > MAX_STD_JUMBO_FRAME_SIZE) {
DPRINTK(PROBE, ERR, "MTU > 9216 bytes not supported "
"on 82571 and 82572 controllers.\n");
return -EINVAL;
}
if(adapter->hw.mac_type == e1000_82573 &&
max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) {
DPRINTK(PROBE, ERR, "Jumbo Frames not supported "
"on 82573\n");
@ -3716,6 +3789,12 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state)
}
switch(adapter->hw.mac_type) {
case e1000_82571:
case e1000_82572:
ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD);
break;
case e1000_82573:
swsm = E1000_READ_REG(&adapter->hw, SWSM);
E1000_WRITE_REG(&adapter->hw, SWSM,
@ -3738,6 +3817,7 @@ e1000_resume(struct pci_dev *pdev)
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
uint32_t manc, ret_val, swsm;
uint32_t ctrl_ext;
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
@ -3763,6 +3843,12 @@ e1000_resume(struct pci_dev *pdev)
}
switch(adapter->hw.mac_type) {
case e1000_82571:
case e1000_82572:
ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
ctrl_ext | E1000_CTRL_EXT_DRV_LOAD);
break;
case e1000_82573:
swsm = E1000_READ_REG(&adapter->hw, SWSM);
E1000_WRITE_REG(&adapter->hw, SWSM,