/*******************************************************************************
-
- Copyright(c) 1999 - 2006 Intel Corporation. All rights reserved.
-
- This program is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the Free
- Software Foundation; either version 2 of the License, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful, but WITHOUT
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ Intel PRO/1000 Linux driver
+ Copyright(c) 1999 - 2006 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
-
+
You should have received a copy of the GNU General Public License along with
- this program; if not, write to the Free Software Foundation, Inc., 59
- Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- The full GNU General Public License is included in this distribution in the
- file called LICENSE.
-
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
Contact Information:
Linux NICS <linux.nics@intel.com>
e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
#include "e1000_hw.h"
-static int32_t e1000_set_phy_type(struct e1000_hw *hw);
-static void e1000_phy_init_script(struct e1000_hw *hw);
-static int32_t e1000_setup_copper_link(struct e1000_hw *hw);
-static int32_t e1000_setup_fiber_serdes_link(struct e1000_hw *hw);
-static int32_t e1000_adjust_serdes_amplitude(struct e1000_hw *hw);
-static int32_t e1000_phy_force_speed_duplex(struct e1000_hw *hw);
-static int32_t e1000_config_mac_to_phy(struct e1000_hw *hw);
-static void e1000_raise_mdi_clk(struct e1000_hw *hw, uint32_t *ctrl);
-static void e1000_lower_mdi_clk(struct e1000_hw *hw, uint32_t *ctrl);
-static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, uint32_t data,
- uint16_t count);
-static uint16_t e1000_shift_in_mdi_bits(struct e1000_hw *hw);
-static int32_t e1000_phy_reset_dsp(struct e1000_hw *hw);
-static int32_t e1000_write_eeprom_spi(struct e1000_hw *hw, uint16_t offset,
- uint16_t words, uint16_t *data);
-static int32_t e1000_write_eeprom_microwire(struct e1000_hw *hw,
- uint16_t offset, uint16_t words,
- uint16_t *data);
-static int32_t e1000_spi_eeprom_ready(struct e1000_hw *hw);
-static void e1000_raise_ee_clk(struct e1000_hw *hw, uint32_t *eecd);
-static void e1000_lower_ee_clk(struct e1000_hw *hw, uint32_t *eecd);
-static void e1000_shift_out_ee_bits(struct e1000_hw *hw, uint16_t data,
- uint16_t count);
-static int32_t e1000_write_phy_reg_ex(struct e1000_hw *hw, uint32_t reg_addr,
- uint16_t phy_data);
-static int32_t e1000_read_phy_reg_ex(struct e1000_hw *hw,uint32_t reg_addr,
- uint16_t *phy_data);
-static uint16_t e1000_shift_in_ee_bits(struct e1000_hw *hw, uint16_t count);
-static int32_t e1000_acquire_eeprom(struct e1000_hw *hw);
-static void e1000_release_eeprom(struct e1000_hw *hw);
-static void e1000_standby_eeprom(struct e1000_hw *hw);
-static int32_t e1000_set_vco_speed(struct e1000_hw *hw);
-static int32_t e1000_polarity_reversal_workaround(struct e1000_hw *hw);
-static int32_t e1000_set_phy_mode(struct e1000_hw *hw);
-static int32_t e1000_host_if_read_cookie(struct e1000_hw *hw, uint8_t *buffer);
-static uint8_t e1000_calculate_mng_checksum(char *buffer, uint32_t length);
-static uint8_t e1000_arc_subsystem_valid(struct e1000_hw *hw);
-static int32_t e1000_check_downshift(struct e1000_hw *hw);
-static int32_t e1000_check_polarity(struct e1000_hw *hw, uint16_t *polarity);
+static s32 e1000_check_downshift(struct e1000_hw *hw);
+static s32 e1000_check_polarity(struct e1000_hw *hw,
+ e1000_rev_polarity *polarity);
static void e1000_clear_hw_cntrs(struct e1000_hw *hw);
static void e1000_clear_vfta(struct e1000_hw *hw);
-static int32_t e1000_commit_shadow_ram(struct e1000_hw *hw);
-static int32_t e1000_config_dsp_after_link_change(struct e1000_hw *hw,
- boolean_t link_up);
-static int32_t e1000_config_fc_after_link_up(struct e1000_hw *hw);
-static int32_t e1000_detect_gig_phy(struct e1000_hw *hw);
-static int32_t e1000_get_auto_rd_done(struct e1000_hw *hw);
-static int32_t e1000_get_cable_length(struct e1000_hw *hw,
- uint16_t *min_length,
- uint16_t *max_length);
-static int32_t e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw);
-static int32_t e1000_get_phy_cfg_done(struct e1000_hw *hw);
-static int32_t e1000_id_led_init(struct e1000_hw * hw);
+static s32 e1000_config_dsp_after_link_change(struct e1000_hw *hw,
+ bool link_up);
+static s32 e1000_config_fc_after_link_up(struct e1000_hw *hw);
+static s32 e1000_detect_gig_phy(struct e1000_hw *hw);
+static s32 e1000_get_auto_rd_done(struct e1000_hw *hw);
+static s32 e1000_get_cable_length(struct e1000_hw *hw, u16 *min_length,
+ u16 *max_length);
+static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw);
+static s32 e1000_id_led_init(struct e1000_hw *hw);
static void e1000_init_rx_addrs(struct e1000_hw *hw);
-static boolean_t e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw);
-static int32_t e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd);
-static void e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw);
-static int32_t e1000_read_eeprom_eerd(struct e1000_hw *hw, uint16_t offset,
- uint16_t words, uint16_t *data);
-static int32_t e1000_set_d0_lplu_state(struct e1000_hw *hw, boolean_t active);
-static int32_t e1000_set_d3_lplu_state(struct e1000_hw *hw, boolean_t active);
-static int32_t e1000_wait_autoneg(struct e1000_hw *hw);
-
-static void e1000_write_reg_io(struct e1000_hw *hw, uint32_t offset,
- uint32_t value);
-
-#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,
- uint16_t duplex);
-static int32_t e1000_configure_kmrn_for_1000(struct e1000_hw *hw);
-
-static int32_t e1000_erase_ich8_4k_segment(struct e1000_hw *hw,
- uint32_t segment);
-static int32_t e1000_get_software_flag(struct e1000_hw *hw);
-static int32_t e1000_get_software_semaphore(struct e1000_hw *hw);
-static int32_t e1000_init_lcd_from_nvm(struct e1000_hw *hw);
-static int32_t e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw);
-static int32_t e1000_read_eeprom_ich8(struct e1000_hw *hw, uint16_t offset,
- uint16_t words, uint16_t *data);
-static int32_t e1000_read_ich8_byte(struct e1000_hw *hw, uint32_t index,
- uint8_t* data);
-static int32_t e1000_read_ich8_word(struct e1000_hw *hw, uint32_t index,
- uint16_t *data);
-static int32_t e1000_read_kmrn_reg(struct e1000_hw *hw, uint32_t reg_addr,
- uint16_t *data);
-static void e1000_release_software_flag(struct e1000_hw *hw);
-static void e1000_release_software_semaphore(struct e1000_hw *hw);
-static int32_t e1000_set_pci_ex_no_snoop(struct e1000_hw *hw,
- uint32_t no_snoop);
-static int32_t e1000_verify_write_ich8_byte(struct e1000_hw *hw,
- uint32_t index, uint8_t byte);
-static int32_t e1000_write_eeprom_ich8(struct e1000_hw *hw, uint16_t offset,
- uint16_t words, uint16_t *data);
-static int32_t e1000_write_ich8_byte(struct e1000_hw *hw, uint32_t index,
- uint8_t data);
-static int32_t e1000_write_kmrn_reg(struct e1000_hw *hw, uint32_t reg_addr,
- uint16_t data);
+static s32 e1000_phy_igp_get_info(struct e1000_hw *hw,
+ struct e1000_phy_info *phy_info);
+static s32 e1000_read_eeprom_eerd(struct e1000_hw *hw, u16 offset, u16 words,
+ u16 *data);
+static s32 e1000_write_eeprom_eewr(struct e1000_hw *hw, u16 offset, u16 words,
+ u16 *data);
+static s32 e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd);
+static s32 e1000_phy_m88_get_info(struct e1000_hw *hw,
+ struct e1000_phy_info *phy_info);
+static s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active);
+static s32 e1000_wait_autoneg(struct e1000_hw *hw);
+static void e1000_write_reg_io(struct e1000_hw *hw, u32 offset, u32 value);
+static s32 e1000_set_phy_type(struct e1000_hw *hw);
+static void e1000_phy_init_script(struct e1000_hw *hw);
+static s32 e1000_setup_copper_link(struct e1000_hw *hw);
+static s32 e1000_setup_fiber_serdes_link(struct e1000_hw *hw);
+static s32 e1000_adjust_serdes_amplitude(struct e1000_hw *hw);
+static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw);
+static s32 e1000_config_mac_to_phy(struct e1000_hw *hw);
+static void e1000_raise_mdi_clk(struct e1000_hw *hw, u32 *ctrl);
+static void e1000_lower_mdi_clk(struct e1000_hw *hw, u32 *ctrl);
+static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, u32 data,
+ u16 count);
+static u16 e1000_shift_in_mdi_bits(struct e1000_hw *hw);
+static s32 e1000_phy_reset_dsp(struct e1000_hw *hw);
+static s32 e1000_write_eeprom_spi(struct e1000_hw *hw, u16 offset,
+ u16 words, u16 *data);
+static s32 e1000_write_eeprom_microwire(struct e1000_hw *hw, u16 offset,
+ u16 words, u16 *data);
+static s32 e1000_spi_eeprom_ready(struct e1000_hw *hw);
+static void e1000_raise_ee_clk(struct e1000_hw *hw, u32 *eecd);
+static void e1000_lower_ee_clk(struct e1000_hw *hw, u32 *eecd);
+static void e1000_shift_out_ee_bits(struct e1000_hw *hw, u16 data, u16 count);
+static s32 e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
+ u16 phy_data);
+static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw,u32 reg_addr,
+ u16 *phy_data);
+static u16 e1000_shift_in_ee_bits(struct e1000_hw *hw, u16 count);
+static s32 e1000_acquire_eeprom(struct e1000_hw *hw);
+static void e1000_release_eeprom(struct e1000_hw *hw);
+static void e1000_standby_eeprom(struct e1000_hw *hw);
+static s32 e1000_set_vco_speed(struct e1000_hw *hw);
+static s32 e1000_polarity_reversal_workaround(struct e1000_hw *hw);
+static s32 e1000_set_phy_mode(struct e1000_hw *hw);
+static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
+static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
/* IGP cable length table */
static const
-uint16_t e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] =
+u16 e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] =
{ 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 10, 10, 10, 10, 10, 10, 10, 20, 20, 20, 20, 20, 25, 25, 25,
25, 25, 25, 25, 30, 30, 30, 30, 40, 40, 40, 40, 40, 40, 40, 40,
100, 100, 100, 100, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110,
110, 110, 110, 110, 110, 110, 120, 120, 120, 120, 120, 120, 120, 120, 120, 120};
-static const
-uint16_t e1000_igp_2_cable_length_table[IGP02E1000_AGC_LENGTH_TABLE_SIZE] =
- { 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};
-
+static DEFINE_SPINLOCK(e1000_eeprom_lock);
/******************************************************************************
* Set the phy type member in the hw struct.
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_set_phy_type(struct e1000_hw *hw)
+static s32 e1000_set_phy_type(struct e1000_hw *hw)
{
DEBUGFUNC("e1000_set_phy_type");
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;
- break;
- }
- /* Fall Through */
default:
/* Should never have loaded on this device */
hw->phy_type = e1000_phy_undefined;
return E1000_SUCCESS;
}
-
/******************************************************************************
* IGP phy init script - initializes the GbE PHY
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-static void
-e1000_phy_init_script(struct e1000_hw *hw)
+static void e1000_phy_init_script(struct e1000_hw *hw)
{
- uint32_t ret_val;
- uint16_t phy_saved_data;
+ u32 ret_val;
+ u16 phy_saved_data;
DEBUGFUNC("e1000_phy_init_script");
if (hw->phy_init_script) {
- msec_delay(20);
+ msleep(20);
/* Save off the current value of register 0x2F5B to be restored at
* the end of this routine. */
/* Disabled the PHY transmitter */
e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
- msec_delay(20);
+ msleep(20);
e1000_write_phy_reg(hw,0x0000,0x0140);
- msec_delay(5);
+ msleep(5);
switch (hw->mac_type) {
case e1000_82541:
e1000_write_phy_reg(hw, 0x0000, 0x3300);
- msec_delay(20);
+ msleep(20);
/* Now enable the transmitter */
e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
if (hw->mac_type == e1000_82547) {
- uint16_t fused, fine, coarse;
+ u16 fused, fine, coarse;
/* Move to analog registers page */
e1000_read_phy_reg(hw, IGP01E1000_ANALOG_SPARE_FUSE_STATUS, &fused);
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_set_mac_type(struct e1000_hw *hw)
-{
- DEBUGFUNC("e1000_set_mac_type");
-
- switch (hw->device_id) {
- case E1000_DEV_ID_82542:
- switch (hw->revision_id) {
- case E1000_82542_2_0_REV_ID:
- hw->mac_type = e1000_82542_rev2_0;
- break;
- case E1000_82542_2_1_REV_ID:
- hw->mac_type = e1000_82542_rev2_1;
- break;
- default:
- /* Invalid 82542 revision ID */
- return -E1000_ERR_MAC_TYPE;
- }
- break;
- case E1000_DEV_ID_82543GC_FIBER:
- case E1000_DEV_ID_82543GC_COPPER:
- hw->mac_type = e1000_82543;
- break;
- case E1000_DEV_ID_82544EI_COPPER:
- case E1000_DEV_ID_82544EI_FIBER:
- case E1000_DEV_ID_82544GC_COPPER:
- case E1000_DEV_ID_82544GC_LOM:
- hw->mac_type = e1000_82544;
- break;
- case E1000_DEV_ID_82540EM:
- case E1000_DEV_ID_82540EM_LOM:
- case E1000_DEV_ID_82540EP:
- case E1000_DEV_ID_82540EP_LOM:
- case E1000_DEV_ID_82540EP_LP:
- hw->mac_type = e1000_82540;
- break;
- case E1000_DEV_ID_82545EM_COPPER:
- case E1000_DEV_ID_82545EM_FIBER:
- hw->mac_type = e1000_82545;
- break;
- case E1000_DEV_ID_82545GM_COPPER:
- case E1000_DEV_ID_82545GM_FIBER:
- case E1000_DEV_ID_82545GM_SERDES:
- hw->mac_type = e1000_82545_rev_3;
- break;
- case E1000_DEV_ID_82546EB_COPPER:
- case E1000_DEV_ID_82546EB_FIBER:
- case E1000_DEV_ID_82546EB_QUAD_COPPER:
- hw->mac_type = e1000_82546;
- break;
- case E1000_DEV_ID_82546GB_COPPER:
- 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:
- case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
- hw->mac_type = e1000_82546_rev_3;
- 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:
- case E1000_DEV_ID_82541GI:
- case E1000_DEV_ID_82541GI_LF:
- case E1000_DEV_ID_82541GI_MOBILE:
- 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:
- 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:
- case E1000_DEV_ID_82571EB_QUAD_COPPER:
- hw->mac_type = e1000_82571;
- break;
- 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:
- case E1000_DEV_ID_82573E_IAMT:
- 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 */
- case e1000_82571:
- case e1000_82572:
- case e1000_82573:
- hw->eeprom_semaphore_present = TRUE;
- /* fall through */
- case e1000_82541:
- case e1000_82547:
- case e1000_82541_rev_2:
- case e1000_82547_rev_2:
- hw->asf_firmware_present = TRUE;
- break;
- default:
- break;
- }
-
- return E1000_SUCCESS;
+s32 e1000_set_mac_type(struct e1000_hw *hw)
+{
+ DEBUGFUNC("e1000_set_mac_type");
+
+ switch (hw->device_id) {
+ case E1000_DEV_ID_82542:
+ switch (hw->revision_id) {
+ case E1000_82542_2_0_REV_ID:
+ hw->mac_type = e1000_82542_rev2_0;
+ break;
+ case E1000_82542_2_1_REV_ID:
+ hw->mac_type = e1000_82542_rev2_1;
+ break;
+ default:
+ /* Invalid 82542 revision ID */
+ return -E1000_ERR_MAC_TYPE;
+ }
+ break;
+ case E1000_DEV_ID_82543GC_FIBER:
+ case E1000_DEV_ID_82543GC_COPPER:
+ hw->mac_type = e1000_82543;
+ break;
+ case E1000_DEV_ID_82544EI_COPPER:
+ case E1000_DEV_ID_82544EI_FIBER:
+ case E1000_DEV_ID_82544GC_COPPER:
+ case E1000_DEV_ID_82544GC_LOM:
+ hw->mac_type = e1000_82544;
+ break;
+ case E1000_DEV_ID_82540EM:
+ case E1000_DEV_ID_82540EM_LOM:
+ case E1000_DEV_ID_82540EP:
+ case E1000_DEV_ID_82540EP_LOM:
+ case E1000_DEV_ID_82540EP_LP:
+ hw->mac_type = e1000_82540;
+ break;
+ case E1000_DEV_ID_82545EM_COPPER:
+ case E1000_DEV_ID_82545EM_FIBER:
+ hw->mac_type = e1000_82545;
+ break;
+ case E1000_DEV_ID_82545GM_COPPER:
+ case E1000_DEV_ID_82545GM_FIBER:
+ case E1000_DEV_ID_82545GM_SERDES:
+ hw->mac_type = e1000_82545_rev_3;
+ break;
+ case E1000_DEV_ID_82546EB_COPPER:
+ case E1000_DEV_ID_82546EB_FIBER:
+ case E1000_DEV_ID_82546EB_QUAD_COPPER:
+ hw->mac_type = e1000_82546;
+ break;
+ case E1000_DEV_ID_82546GB_COPPER:
+ 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:
+ case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
+ hw->mac_type = e1000_82546_rev_3;
+ 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:
+ case E1000_DEV_ID_82541GI:
+ case E1000_DEV_ID_82541GI_LF:
+ case E1000_DEV_ID_82541GI_MOBILE:
+ 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:
+ hw->mac_type = e1000_82547_rev_2;
+ break;
+ default:
+ /* Should never have loaded on this device */
+ return -E1000_ERR_MAC_TYPE;
+ }
+
+ switch (hw->mac_type) {
+ case e1000_82541:
+ case e1000_82547:
+ case e1000_82541_rev_2:
+ case e1000_82547_rev_2:
+ hw->asf_firmware_present = true;
+ break;
+ default:
+ break;
+ }
+
+ /* The 82543 chip does not count tx_carrier_errors properly in
+ * FD mode
+ */
+ if (hw->mac_type == e1000_82543)
+ hw->bad_tx_carr_stats_fd = true;
+
+ if (hw->mac_type > e1000_82544)
+ hw->has_smbus = true;
+
+ return E1000_SUCCESS;
}
/*****************************************************************************
*
* hw - Struct containing variables accessed by shared code
* **************************************************************************/
-void
-e1000_set_media_type(struct e1000_hw *hw)
+void e1000_set_media_type(struct e1000_hw *hw)
{
- uint32_t status;
+ u32 status;
DEBUGFUNC("e1000_set_media_type");
if (hw->mac_type != e1000_82543) {
/* tbi_compatibility is only valid on 82543 */
- hw->tbi_compatibility_en = FALSE;
+ hw->tbi_compatibility_en = false;
}
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:
- case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
hw->media_type = e1000_media_type_internal_serdes;
break;
default:
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.
- */
- hw->media_type = e1000_media_type_copper;
- break;
default:
- status = E1000_READ_REG(hw, STATUS);
+ status = er32(STATUS);
if (status & E1000_STATUS_TBIMODE) {
hw->media_type = e1000_media_type_fiber;
/* tbi_compatibility not valid on fiber */
- hw->tbi_compatibility_en = FALSE;
+ hw->tbi_compatibility_en = false;
} else {
hw->media_type = e1000_media_type_copper;
}
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_reset_hw(struct e1000_hw *hw)
+s32 e1000_reset_hw(struct e1000_hw *hw)
{
- uint32_t ctrl;
- uint32_t ctrl_ext;
- uint32_t icr;
- uint32_t manc;
- uint32_t led_ctrl;
- uint32_t timeout;
- uint32_t extcnf_ctrl;
- int32_t ret_val;
+ u32 ctrl;
+ u32 ctrl_ext;
+ u32 icr;
+ u32 manc;
+ u32 led_ctrl;
+ s32 ret_val;
DEBUGFUNC("e1000_reset_hw");
e1000_pci_clear_mwi(hw);
}
- if (hw->bus_type == e1000_bus_type_pci_express) {
- /* Prevent the PCI-E bus from sticking if there is no TLP connection
- * on the last TLP read/write transaction when MAC is reset.
- */
- if (e1000_disable_pciex_master(hw) != E1000_SUCCESS) {
- DEBUGOUT("PCI-E Master disable polling has failed.\n");
- }
- }
-
/* Clear interrupt mask to stop board from generating interrupts */
DEBUGOUT("Masking off all interrupts\n");
- E1000_WRITE_REG(hw, IMC, 0xffffffff);
+ ew32(IMC, 0xffffffff);
/* Disable the Transmit and Receive units. Then delay to allow
* any pending transactions to complete before we hit the MAC with
* the global reset.
*/
- E1000_WRITE_REG(hw, RCTL, 0);
- E1000_WRITE_REG(hw, TCTL, E1000_TCTL_PSP);
- E1000_WRITE_FLUSH(hw);
+ ew32(RCTL, 0);
+ ew32(TCTL, E1000_TCTL_PSP);
+ E1000_WRITE_FLUSH();
/* The tbi_compatibility_on Flag must be cleared when Rctl is cleared. */
- hw->tbi_compatibility_on = FALSE;
+ hw->tbi_compatibility_on = false;
/* Delay to allow any outstanding PCI transactions to complete before
* resetting the device
*/
- msec_delay(10);
+ msleep(10);
- ctrl = E1000_READ_REG(hw, CTRL);
+ ctrl = er32(CTRL);
/* Must reset the PHY before resetting the MAC */
if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
- E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_PHY_RST));
- msec_delay(5);
- }
-
- /* Must acquire the MDIO ownership before MAC reset.
- * Ownership defaults to firmware after a reset. */
- if (hw->mac_type == e1000_82573) {
- timeout = 10;
-
- extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
- extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
-
- do {
- E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl);
- extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
-
- if (extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP)
- break;
- else
- extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
-
- msec_delay(2);
- timeout--;
- } 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);
+ ew32(CTRL, (ctrl | E1000_CTRL_PHY_RST));
+ msleep(5);
}
/* Issue a global reset to the MAC. This will reset the chip's
case e1000_82545_rev_3:
case e1000_82546_rev_3:
/* 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);
+ ew32(CTRL_DUP, (ctrl | E1000_CTRL_RST));
break;
default:
- E1000_WRITE_REG(hw, CTRL, (ctrl | E1000_CTRL_RST));
+ ew32(CTRL, (ctrl | E1000_CTRL_RST));
break;
}
case e1000_82544:
/* Wait for reset to complete */
udelay(10);
- ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
+ ctrl_ext = er32(CTRL_EXT);
ctrl_ext |= E1000_CTRL_EXT_EE_RST;
- E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
- E1000_WRITE_FLUSH(hw);
+ ew32(CTRL_EXT, ctrl_ext);
+ E1000_WRITE_FLUSH();
/* Wait for EEPROM reload */
- msec_delay(2);
+ msleep(2);
break;
case e1000_82541:
case e1000_82541_rev_2:
case e1000_82547:
case e1000_82547_rev_2:
/* Wait for EEPROM reload */
- msec_delay(20);
+ msleep(20);
break;
- case e1000_82573:
- if (e1000_is_onboard_nvm_eeprom(hw) == FALSE) {
- udelay(10);
- ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
- ctrl_ext |= E1000_CTRL_EXT_EE_RST;
- E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
- E1000_WRITE_FLUSH(hw);
- }
- /* fall through */
- case e1000_82571:
- case e1000_82572:
- case e1000_ich8lan:
- case e1000_80003es2lan:
+ default:
+ /* Auto read done will delay 5ms or poll based on mac type */
ret_val = e1000_get_auto_rd_done(hw);
if (ret_val)
- /* We don't want to continue accessing MAC registers. */
return ret_val;
break;
- default:
- /* Wait for EEPROM reload (it happens automatically) */
- msec_delay(5);
- break;
}
/* Disable HW ARPs on ASF enabled adapters */
- if (hw->mac_type >= e1000_82540 && hw->mac_type <= e1000_82547_rev_2) {
- manc = E1000_READ_REG(hw, MANC);
+ if (hw->mac_type >= e1000_82540) {
+ manc = er32(MANC);
manc &= ~(E1000_MANC_ARP_EN);
- E1000_WRITE_REG(hw, MANC, manc);
+ ew32(MANC, manc);
}
if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
e1000_phy_init_script(hw);
/* Configure activity LED after PHY reset */
- led_ctrl = E1000_READ_REG(hw, LEDCTL);
+ led_ctrl = er32(LEDCTL);
led_ctrl &= IGP_ACTIVITY_LED_MASK;
led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
- E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
+ ew32(LEDCTL, led_ctrl);
}
/* Clear interrupt mask to stop board from generating interrupts */
DEBUGOUT("Masking off all interrupts\n");
- E1000_WRITE_REG(hw, IMC, 0xffffffff);
+ ew32(IMC, 0xffffffff);
/* Clear any pending interrupt events. */
- icr = E1000_READ_REG(hw, ICR);
+ icr = er32(ICR);
/* If MWI was previously enabled, reenable it. */
if (hw->mac_type == e1000_82542_rev2_0) {
- if (hw->pci_cmd_word & CMD_MEM_WRT_INVALIDATE)
+ if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE)
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;
}
* configuration and flow control settings. Clears all on-chip counters. Leaves
* the transmit and receive units disabled and uninitialized.
*****************************************************************************/
-int32_t
-e1000_init_hw(struct e1000_hw *hw)
+s32 e1000_init_hw(struct e1000_hw *hw)
{
- uint32_t ctrl;
- uint32_t i;
- int32_t ret_val;
- uint16_t pcix_cmd_word;
- uint16_t pcix_stat_hi_word;
- uint16_t cmd_mmrbc;
- uint16_t stat_mmrbc;
- uint32_t mta_size;
- uint32_t reg_data;
- uint32_t ctrl_ext;
+ u32 ctrl;
+ u32 i;
+ s32 ret_val;
+ u32 mta_size;
+ u32 ctrl_ext;
DEBUGFUNC("e1000_init_hw");
- /* force full DMA clock frequency for 10/100 on ICH8 A0-B0 */
- if (hw->mac_type == e1000_ich8lan) {
- reg_data = E1000_READ_REG(hw, TARC0);
- reg_data |= 0x30000000;
- E1000_WRITE_REG(hw, TARC0, reg_data);
-
- reg_data = E1000_READ_REG(hw, STATUS);
- reg_data &= ~0x80000000;
- E1000_WRITE_REG(hw, STATUS, reg_data);
- }
-
/* Initialize Identification LED */
ret_val = e1000_id_led_init(hw);
if (ret_val) {
/* Disabling VLAN filtering. */
DEBUGOUT("Initializing the IEEE VLAN\n");
- /* 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);
- }
+ if (hw->mac_type < e1000_82545_rev_3)
+ ew32(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) {
DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
e1000_pci_clear_mwi(hw);
- E1000_WRITE_REG(hw, RCTL, E1000_RCTL_RST);
- E1000_WRITE_FLUSH(hw);
- msec_delay(5);
+ ew32(RCTL, E1000_RCTL_RST);
+ E1000_WRITE_FLUSH();
+ msleep(5);
}
/* Setup the receive address. This involves initializing all of the Receive
/* For 82542 (rev 2.0), take the receiver out of reset and enable MWI */
if (hw->mac_type == e1000_82542_rev2_0) {
- E1000_WRITE_REG(hw, RCTL, 0);
- E1000_WRITE_FLUSH(hw);
- msec_delay(1);
- if (hw->pci_cmd_word & CMD_MEM_WRT_INVALIDATE)
+ ew32(RCTL, 0);
+ E1000_WRITE_FLUSH();
+ msleep(1);
+ if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE)
e1000_pci_set_mwi(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
* occuring when accessing our register space */
- E1000_WRITE_FLUSH(hw);
+ E1000_WRITE_FLUSH();
}
/* Set the PCI priority bit correctly in the CTRL register. This
* 82542 and 82543 silicon.
*/
if (hw->dma_fairness && hw->mac_type <= e1000_82543) {
- ctrl = E1000_READ_REG(hw, CTRL);
- E1000_WRITE_REG(hw, CTRL, ctrl | E1000_CTRL_PRIOR);
+ ctrl = er32(CTRL);
+ ew32(CTRL, ctrl | E1000_CTRL_PRIOR);
}
switch (hw->mac_type) {
break;
default:
/* Workaround for PCI-X problem when BIOS sets MMRBC incorrectly. */
- if (hw->bus_type == e1000_bus_type_pcix) {
- e1000_read_pci_cfg(hw, PCIX_COMMAND_REGISTER, &pcix_cmd_word);
- e1000_read_pci_cfg(hw, PCIX_STATUS_REGISTER_HI,
- &pcix_stat_hi_word);
- cmd_mmrbc = (pcix_cmd_word & PCIX_COMMAND_MMRBC_MASK) >>
- PCIX_COMMAND_MMRBC_SHIFT;
- stat_mmrbc = (pcix_stat_hi_word & PCIX_STATUS_HI_MMRBC_MASK) >>
- PCIX_STATUS_HI_MMRBC_SHIFT;
- if (stat_mmrbc == PCIX_STATUS_HI_MMRBC_4K)
- stat_mmrbc = PCIX_STATUS_HI_MMRBC_2K;
- if (cmd_mmrbc > stat_mmrbc) {
- pcix_cmd_word &= ~PCIX_COMMAND_MMRBC_MASK;
- pcix_cmd_word |= stat_mmrbc << PCIX_COMMAND_MMRBC_SHIFT;
- e1000_write_pci_cfg(hw, PCIX_COMMAND_REGISTER,
- &pcix_cmd_word);
- }
- }
- break;
+ if (hw->bus_type == e1000_bus_type_pcix && e1000_pcix_get_mmrbc(hw) > 2048)
+ e1000_pcix_set_mmrbc(hw, 2048);
+ 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);
/* Set the transmit descriptor write-back policy */
if (hw->mac_type > e1000_82544) {
- ctrl = E1000_READ_REG(hw, TXDCTL);
- ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB;
- switch (hw->mac_type) {
- default:
- break;
- case e1000_82571:
- case e1000_82572:
- case e1000_82573:
- case e1000_ich8lan:
- case e1000_80003es2lan:
- ctrl |= E1000_TXDCTL_COUNT_DESC;
- break;
- }
- E1000_WRITE_REG(hw, TXDCTL, ctrl);
- }
-
- if (hw->mac_type == e1000_82573) {
- e1000_enable_tx_pkt_filtering(hw);
- }
-
- switch (hw->mac_type) {
- default:
- break;
- case e1000_80003es2lan:
- /* Enable retransmit on late collisions */
- reg_data = E1000_READ_REG(hw, TCTL);
- reg_data |= E1000_TCTL_RTLC;
- E1000_WRITE_REG(hw, TCTL, reg_data);
-
- /* Configure Gigabit Carry Extend Padding */
- reg_data = E1000_READ_REG(hw, TCTL_EXT);
- reg_data &= ~E1000_TCTL_EXT_GCEX_MASK;
- reg_data |= DEFAULT_80003ES2LAN_TCTL_EXT_GCEX;
- E1000_WRITE_REG(hw, TCTL_EXT, reg_data);
-
- /* Configure Transmit Inter-Packet Gap */
- reg_data = E1000_READ_REG(hw, TIPG);
- reg_data &= ~E1000_TIPG_IPGT_MASK;
- reg_data |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000;
- E1000_WRITE_REG(hw, TIPG, reg_data);
-
- reg_data = E1000_READ_REG_ARRAY(hw, FFLT, 0x0001);
- reg_data &= ~0x00100000;
- E1000_WRITE_REG_ARRAY(hw, FFLT, 0x0001, reg_data);
- /* Fall through */
- case e1000_82571:
- case e1000_82572:
- case e1000_ich8lan:
- ctrl = E1000_READ_REG(hw, TXDCTL1);
+ ctrl = er32(TXDCTL);
ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB;
- if (hw->mac_type >= e1000_82571)
- ctrl |= E1000_TXDCTL_COUNT_DESC;
- 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);
+ ew32(TXDCTL, ctrl);
}
/* Clear all of the statistics registers (clear on read). It is
*/
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);
+ ctrl_ext = er32(CTRL_EXT);
/* Relaxed ordering must be disabled to avoid a parity
* error crash in a PCI slot. */
ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
- E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
+ ew32(CTRL_EXT, ctrl_ext);
}
return ret_val;
*
* hw - Struct containing variables accessed by shared code.
*****************************************************************************/
-static int32_t
-e1000_adjust_serdes_amplitude(struct e1000_hw *hw)
+static s32 e1000_adjust_serdes_amplitude(struct e1000_hw *hw)
{
- uint16_t eeprom_data;
- int32_t ret_val;
+ u16 eeprom_data;
+ s32 ret_val;
DEBUGFUNC("e1000_adjust_serdes_amplitude");
* established. Assumes the hardware has previously been reset and the
* transmitter and receiver are not enabled.
*****************************************************************************/
-int32_t
-e1000_setup_link(struct e1000_hw *hw)
+s32 e1000_setup_link(struct e1000_hw *hw)
{
- uint32_t ctrl_ext;
- int32_t ret_val;
- uint16_t eeprom_data;
+ u32 ctrl_ext;
+ s32 ret_val;
+ u16 eeprom_data;
DEBUGFUNC("e1000_setup_link");
- /* In the case of the phy reset being blocked, we already have a link.
- * We do not have to set it up again. */
- if (e1000_check_phy_reset_block(hw))
- return E1000_SUCCESS;
-
/* Read and store word 0x0F of the EEPROM. This word contains bits
* that determine the hardware's default PAUSE (flow control) mode,
* a bit that determines whether the HW defaults to enabling or
* control setting, then the variable hw->fc will
* be initialized based on a value in the EEPROM.
*/
- if (hw->fc == e1000_fc_default) {
- switch (hw->mac_type) {
- case e1000_ich8lan:
- case e1000_82573:
- hw->fc = e1000_fc_full;
- break;
- default:
- ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
- 1, &eeprom_data);
- if (ret_val) {
- DEBUGOUT("EEPROM Read Error\n");
- return -E1000_ERR_EEPROM;
- }
- if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0)
- hw->fc = e1000_fc_none;
- else if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) ==
- EEPROM_WORD0F_ASM_DIR)
- hw->fc = e1000_fc_tx_pause;
- else
- hw->fc = e1000_fc_full;
- break;
+ if (hw->fc == E1000_FC_DEFAULT) {
+ ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
+ 1, &eeprom_data);
+ if (ret_val) {
+ DEBUGOUT("EEPROM Read Error\n");
+ return -E1000_ERR_EEPROM;
}
+ if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0)
+ hw->fc = E1000_FC_NONE;
+ else if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) ==
+ EEPROM_WORD0F_ASM_DIR)
+ hw->fc = E1000_FC_TX_PAUSE;
+ else
+ hw->fc = E1000_FC_FULL;
}
/* We want to save off the original Flow Control configuration just
* hub or switch with different Flow Control capabilities.
*/
if (hw->mac_type == e1000_82542_rev2_0)
- hw->fc &= (~e1000_fc_tx_pause);
+ hw->fc &= (~E1000_FC_TX_PAUSE);
if ((hw->mac_type < e1000_82543) && (hw->report_tx_early == 1))
- hw->fc &= (~e1000_fc_rx_pause);
+ hw->fc &= (~E1000_FC_RX_PAUSE);
hw->original_fc = hw->fc;
}
ctrl_ext = ((eeprom_data & EEPROM_WORD0F_SWPDIO_EXT) <<
SWDPIO__EXT_SHIFT);
- E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
+ ew32(CTRL_EXT, ctrl_ext);
}
/* Call the necessary subroutine to configure the link. */
*/
DEBUGOUT("Initializing the Flow Control address, type and timer regs\n");
- /* 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);
- }
+ ew32(FCT, FLOW_CONTROL_TYPE);
+ ew32(FCAH, FLOW_CONTROL_ADDRESS_HIGH);
+ ew32(FCAL, FLOW_CONTROL_ADDRESS_LOW);
- E1000_WRITE_REG(hw, FCTTV, hw->fc_pause_time);
+ ew32(FCTTV, hw->fc_pause_time);
/* Set the flow control receive threshold registers. Normally,
* these registers will be set to a default threshold that may be
* ability to transmit pause frames in not enabled, then these
* registers will be set to 0.
*/
- if (!(hw->fc & e1000_fc_tx_pause)) {
- E1000_WRITE_REG(hw, FCRTL, 0);
- E1000_WRITE_REG(hw, FCRTH, 0);
+ if (!(hw->fc & E1000_FC_TX_PAUSE)) {
+ ew32(FCRTL, 0);
+ ew32(FCRTH, 0);
} else {
/* We need to set up the Receive Threshold high and low water marks
* as well as (optionally) enabling the transmission of XON frames.
*/
if (hw->fc_send_xon) {
- E1000_WRITE_REG(hw, FCRTL, (hw->fc_low_water | E1000_FCRTL_XONE));
- E1000_WRITE_REG(hw, FCRTH, hw->fc_high_water);
+ ew32(FCRTL, (hw->fc_low_water | E1000_FCRTL_XONE));
+ ew32(FCRTH, hw->fc_high_water);
} else {
- E1000_WRITE_REG(hw, FCRTL, hw->fc_low_water);
- E1000_WRITE_REG(hw, FCRTH, hw->fc_high_water);
+ ew32(FCRTL, hw->fc_low_water);
+ ew32(FCRTH, hw->fc_high_water);
}
}
return ret_val;
* link. Assumes the hardware has been previously reset and the transmitter
* and receiver are not enabled.
*****************************************************************************/
-static int32_t
-e1000_setup_fiber_serdes_link(struct e1000_hw *hw)
+static s32 e1000_setup_fiber_serdes_link(struct e1000_hw *hw)
{
- uint32_t ctrl;
- uint32_t status;
- uint32_t txcw = 0;
- uint32_t i;
- uint32_t signal = 0;
- int32_t ret_val;
+ u32 ctrl;
+ u32 status;
+ u32 txcw = 0;
+ u32 i;
+ u32 signal = 0;
+ s32 ret_val;
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
+ /* On adapters with a MAC newer than 82544, SWDP 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.
- * If we're on serdes media, adjust the output amplitude to value set in
- * the EEPROM.
+ * If we're on serdes media, adjust the output amplitude to value
+ * set in the EEPROM.
*/
- ctrl = E1000_READ_REG(hw, CTRL);
+ ctrl = er32(CTRL);
if (hw->media_type == e1000_media_type_fiber)
signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
* 3: Both Rx and TX flow control (symmetric) are enabled.
*/
switch (hw->fc) {
- case e1000_fc_none:
+ case E1000_FC_NONE:
/* Flow control is completely disabled by a software over-ride. */
txcw = (E1000_TXCW_ANE | E1000_TXCW_FD);
break;
- case e1000_fc_rx_pause:
+ case E1000_FC_RX_PAUSE:
/* RX Flow control is enabled and TX Flow control is disabled by a
* software over-ride. Since there really isn't a way to advertise
* that we are capable of RX Pause ONLY, we will advertise that we
*/
txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
break;
- case e1000_fc_tx_pause:
+ case E1000_FC_TX_PAUSE:
/* TX Flow control is enabled, and RX Flow control is disabled, by a
* software over-ride.
*/
txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_ASM_DIR);
break;
- case e1000_fc_full:
+ case E1000_FC_FULL:
/* Flow control (both RX and TX) is enabled by a software over-ride. */
txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
break;
*/
DEBUGOUT("Auto-negotiation enabled\n");
- E1000_WRITE_REG(hw, TXCW, txcw);
- E1000_WRITE_REG(hw, CTRL, ctrl);
- E1000_WRITE_FLUSH(hw);
+ ew32(TXCW, txcw);
+ ew32(CTRL, ctrl);
+ E1000_WRITE_FLUSH();
hw->txcw = txcw;
- msec_delay(1);
+ msleep(1);
/* If we have a signal (the cable is plugged in) then poll for a "Link-Up"
* indication in the Device Status Register. Time-out if a link isn't
* For internal serdes, we just assume a signal is present, then poll.
*/
if (hw->media_type == e1000_media_type_internal_serdes ||
- (E1000_READ_REG(hw, CTRL) & E1000_CTRL_SWDPIN1) == signal) {
+ (er32(CTRL) & E1000_CTRL_SWDPIN1) == signal) {
DEBUGOUT("Looking for Link\n");
for (i = 0; i < (LINK_UP_TIMEOUT / 10); i++) {
- msec_delay(10);
- status = E1000_READ_REG(hw, STATUS);
+ msleep(10);
+ status = er32(STATUS);
if (status & E1000_STATUS_LU) break;
}
if (i == (LINK_UP_TIMEOUT / 10)) {
*
* hw - Struct containing variables accessed by shared code
******************************************************************************/
-static int32_t
-e1000_copper_link_preconfig(struct e1000_hw *hw)
+static s32 e1000_copper_link_preconfig(struct e1000_hw *hw)
{
- uint32_t ctrl;
- int32_t ret_val;
- uint16_t phy_data;
+ u32 ctrl;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_copper_link_preconfig");
- ctrl = E1000_READ_REG(hw, CTRL);
+ ctrl = er32(CTRL);
/* With 82543, we need to force speed and duplex on the MAC equal to what
* the PHY speed and duplex configuration is. In addition, we need to
* perform a hardware reset on the PHY to take it out of reset.
if (hw->mac_type > e1000_82543) {
ctrl |= E1000_CTRL_SLU;
ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
- E1000_WRITE_REG(hw, CTRL, ctrl);
+ ew32(CTRL, ctrl);
} else {
ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | E1000_CTRL_SLU);
- E1000_WRITE_REG(hw, CTRL, ctrl);
+ ew32(CTRL, ctrl);
ret_val = e1000_phy_hw_reset(hw);
if (ret_val)
return ret_val;
if (hw->mac_type <= e1000_82543 ||
hw->mac_type == e1000_82541 || hw->mac_type == e1000_82547 ||
hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2)
- hw->phy_reset_disable = FALSE;
+ hw->phy_reset_disable = false;
return E1000_SUCCESS;
}
*
* hw - Struct containing variables accessed by shared code
*********************************************************************/
-static int32_t
-e1000_copper_link_igp_setup(struct e1000_hw *hw)
+static s32 e1000_copper_link_igp_setup(struct e1000_hw *hw)
{
- uint32_t led_ctrl;
- int32_t ret_val;
- uint16_t phy_data;
+ u32 led_ctrl;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_copper_link_igp_setup");
}
/* Wait 15ms for MAC to configure PHY from eeprom settings */
- msec_delay(15);
- if (hw->mac_type != e1000_ich8lan) {
+ msleep(15);
/* Configure activity LED after PHY reset */
- led_ctrl = E1000_READ_REG(hw, LEDCTL);
+ led_ctrl = er32(LEDCTL);
led_ctrl &= IGP_ACTIVITY_LED_MASK;
led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
- E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
- }
+ ew32(LEDCTL, led_ctrl);
/* The NVM settings will configure LPLU in D3 for IGP2 and IGP3 PHYs */
if (hw->phy_type == e1000_phy_igp) {
/* disable lplu d3 during driver init */
- ret_val = e1000_set_d3_lplu_state(hw, FALSE);
+ ret_val = e1000_set_d3_lplu_state(hw, false);
if (ret_val) {
DEBUGOUT("Error Disabling LPLU D3\n");
return ret_val;
}
}
- /* disable lplu d0 during driver init */
- ret_val = e1000_set_d0_lplu_state(hw, FALSE);
- if (ret_val) {
- DEBUGOUT("Error Disabling LPLU D0\n");
- return ret_val;
- }
/* Configure mdi-mdix settings */
ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
if (ret_val)
}
/********************************************************************
-* Copper link setup for e1000_phy_gg82563 series.
-*
-* hw - Struct containing variables accessed by shared code
-*********************************************************************/
-static int32_t
-e1000_copper_link_ggp_setup(struct e1000_hw *hw)
-{
- int32_t ret_val;
- uint16_t phy_data;
- uint32_t reg_data;
-
- DEBUGFUNC("e1000_copper_link_ggp_setup");
-
- if (!hw->phy_reset_disable) {
-
- /* Enable CRS on TX for half-duplex operation. */
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL,
- &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX;
- /* Use 25MHz for both link down and 1000BASE-T for Tx clock */
- phy_data |= GG82563_MSCR_TX_CLK_1000MBPS_25MHZ;
-
- ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL,
- phy_data);
- if (ret_val)
- return ret_val;
-
- /* Options:
- * MDI/MDI-X = 0 (default)
- * 0 - Auto for all speeds
- * 1 - MDI mode
- * 2 - MDI-X mode
- * 3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
- */
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data &= ~GG82563_PSCR_CROSSOVER_MODE_MASK;
-
- switch (hw->mdix) {
- case 1:
- phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDI;
- break;
- case 2:
- phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDIX;
- break;
- case 0:
- default:
- phy_data |= GG82563_PSCR_CROSSOVER_MODE_AUTO;
- break;
- }
-
- /* Options:
- * disable_polarity_correction = 0 (default)
- * Automatic Correction for Reversed Cable Polarity
- * 0 - Disabled
- * 1 - Enabled
- */
- phy_data &= ~GG82563_PSCR_POLARITY_REVERSAL_DISABLE;
- if (hw->disable_polarity_correction == 1)
- phy_data |= GG82563_PSCR_POLARITY_REVERSAL_DISABLE;
- ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL, phy_data);
-
- if (ret_val)
- return ret_val;
-
- /* SW Reset the PHY so all changes take effect */
- ret_val = e1000_phy_reset(hw);
- if (ret_val) {
- DEBUGOUT("Error Resetting the PHY\n");
- return ret_val;
- }
- } /* phy_reset_disable */
-
- if (hw->mac_type == e1000_80003es2lan) {
- /* Bypass RX and TX FIFO's */
- ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL,
- E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS |
- E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS);
- if (ret_val)
- return ret_val;
-
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data &= ~GG82563_PSCR2_REVERSE_AUTO_NEG;
- ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, phy_data);
-
- if (ret_val)
- return ret_val;
-
- reg_data = E1000_READ_REG(hw, CTRL_EXT);
- reg_data &= ~(E1000_CTRL_EXT_LINK_MODE_MASK);
- E1000_WRITE_REG(hw, CTRL_EXT, reg_data);
-
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL,
- &phy_data);
- if (ret_val)
- return ret_val;
-
- /* Do not init these registers when the HW is in IAMT mode, since the
- * firmware will have already initialized them. We only initialize
- * them if the HW is not in IAMT mode.
- */
- if (e1000_check_mng_mode(hw) == FALSE) {
- /* Enable Electrical Idle on the PHY */
- phy_data |= GG82563_PMCR_ENABLE_ELECTRICAL_IDLE;
- ret_val = e1000_write_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL,
- phy_data);
- if (ret_val)
- return ret_val;
-
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL,
- &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
- ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL,
- phy_data);
-
- if (ret_val)
- return ret_val;
- }
-
- /* Workaround: Disable padding in Kumeran interface in the MAC
- * and in the PHY to avoid CRC errors.
- */
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_INBAND_CTRL,
- &phy_data);
- if (ret_val)
- return ret_val;
- phy_data |= GG82563_ICR_DIS_PADDING;
- ret_val = e1000_write_phy_reg(hw, GG82563_PHY_INBAND_CTRL,
- phy_data);
- if (ret_val)
- return ret_val;
- }
-
- return E1000_SUCCESS;
-}
-
-/********************************************************************
* Copper link setup for e1000_phy_m88 series.
*
* hw - Struct containing variables accessed by shared code
*********************************************************************/
-static int32_t
-e1000_copper_link_mgp_setup(struct e1000_hw *hw)
+static s32 e1000_copper_link_mgp_setup(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t phy_data;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_copper_link_mgp_setup");
*
* hw - Struct containing variables accessed by shared code
*********************************************************************/
-static int32_t
-e1000_copper_link_autoneg(struct e1000_hw *hw)
+static s32 e1000_copper_link_autoneg(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t phy_data;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_copper_link_autoneg");
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) {
}
}
- hw->get_link_status = TRUE;
+ hw->get_link_status = true;
return E1000_SUCCESS;
}
*
* hw - Struct containing variables accessed by shared code
******************************************************************************/
-static int32_t
-e1000_copper_link_postconfig(struct e1000_hw *hw)
+static s32 e1000_copper_link_postconfig(struct e1000_hw *hw)
{
- int32_t ret_val;
+ s32 ret_val;
DEBUGFUNC("e1000_copper_link_postconfig");
if (hw->mac_type >= e1000_82544) {
/* Config DSP to improve Giga link quality */
if (hw->phy_type == e1000_phy_igp) {
- ret_val = e1000_config_dsp_after_link_change(hw, TRUE);
+ ret_val = e1000_config_dsp_after_link_change(hw, true);
if (ret_val) {
DEBUGOUT("Error Configuring DSP after link up\n");
return ret_val;
*
* hw - Struct containing variables accessed by shared code
******************************************************************************/
-static int32_t
-e1000_setup_copper_link(struct e1000_hw *hw)
+static s32 e1000_setup_copper_link(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t i;
- uint16_t phy_data;
- uint16_t reg_data;
+ s32 ret_val;
+ u16 i;
+ u16 phy_data;
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), ®_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)
return ret_val;
- switch (hw->mac_type) {
- case e1000_80003es2lan:
- /* 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);
- if (ret_val)
- return ret_val;
- break;
- default:
- break;
- }
-
- if (hw->phy_type == e1000_phy_igp ||
- hw->phy_type == e1000_phy_igp_3 ||
- hw->phy_type == e1000_phy_igp_2) {
+ if (hw->phy_type == e1000_phy_igp) {
ret_val = e1000_copper_link_igp_setup(hw);
if (ret_val)
return ret_val;
ret_val = e1000_copper_link_mgp_setup(hw);
if (ret_val)
return ret_val;
- } else if (hw->phy_type == e1000_phy_gg82563) {
- ret_val = e1000_copper_link_ggp_setup(hw);
- if (ret_val)
- return ret_val;
}
if (hw->autoneg) {
}
/******************************************************************************
-* Configure the MAC-to-PHY interface for 10/100Mbps
+* Configures PHY autoneg and flow control advertisement settings
*
* hw - Struct containing variables accessed by shared code
******************************************************************************/
-static int32_t
-e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, uint16_t duplex)
+s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
{
- int32_t ret_val = E1000_SUCCESS;
- uint32_t tipg;
- uint16_t reg_data;
+ s32 ret_val;
+ u16 mii_autoneg_adv_reg;
+ u16 mii_1000t_ctrl_reg;
- DEBUGFUNC("e1000_configure_kmrn_for_10_100");
+ DEBUGFUNC("e1000_phy_setup_autoneg");
- reg_data = E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT;
- ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL,
- reg_data);
+ /* Read the MII Auto-Neg Advertisement Register (Address 4). */
+ ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg);
if (ret_val)
return ret_val;
- /* Configure Transmit Inter-Packet Gap */
- tipg = E1000_READ_REG(hw, TIPG);
- tipg &= ~E1000_TIPG_IPGT_MASK;
- 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, ®_data);
-
+ /* 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 (duplex == HALF_DUPLEX)
- reg_data |= GG82563_KMCR_PASS_FALSE_CARRIER;
- else
- reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
+ /* Need to parse both autoneg_advertised and fc and set up
+ * the appropriate PHY registers. First we will parse for
+ * autoneg_advertised software override. Since we can advertise
+ * a plethora of combinations, we need to check each bit
+ * individually.
+ */
- ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data);
-
- return ret_val;
-}
-
-static int32_t
-e1000_configure_kmrn_for_1000(struct e1000_hw *hw)
-{
- int32_t ret_val = E1000_SUCCESS;
- uint16_t reg_data;
- uint32_t tipg;
-
- DEBUGFUNC("e1000_configure_kmrn_for_1000");
-
- reg_data = E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT;
- ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL,
- reg_data);
- if (ret_val)
- return ret_val;
-
- /* Configure Transmit Inter-Packet Gap */
- tipg = E1000_READ_REG(hw, TIPG);
- tipg &= ~E1000_TIPG_IPGT_MASK;
- tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000;
- E1000_WRITE_REG(hw, TIPG, tipg);
-
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, ®_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;
-}
-
-/******************************************************************************
-* Configures PHY autoneg and flow control advertisement settings
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
-int32_t
-e1000_phy_setup_autoneg(struct e1000_hw *hw)
-{
- int32_t ret_val;
- uint16_t mii_autoneg_adv_reg;
- uint16_t mii_1000t_ctrl_reg;
-
- DEBUGFUNC("e1000_phy_setup_autoneg");
-
- /* Read the MII Auto-Neg Advertisement Register (Address 4). */
- ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_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
- * autoneg_advertised software override. Since we can advertise
- * a plethora of combinations, we need to check each bit
- * individually.
- */
-
- /* First we clear all the 10/100 mb speed bits in the Auto-Neg
- * Advertisement Register (Address 4) and the 1000 mb speed bits in
- * the 1000Base-T Control Register (Address 9).
- */
- mii_autoneg_adv_reg &= ~REG4_SPEED_MASK;
- mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK;
+ /* First we clear all the 10/100 mb speed bits in the Auto-Neg
+ * Advertisement Register (Address 4) and the 1000 mb speed bits in
+ * the 1000Base-T Control Register (Address 9).
+ */
+ mii_autoneg_adv_reg &= ~REG4_SPEED_MASK;
+ mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK;
DEBUGOUT1("autoneg_advertised %x\n", hw->autoneg_advertised);
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
* in the EEPROM is used.
*/
switch (hw->fc) {
- case e1000_fc_none: /* 0 */
+ case E1000_FC_NONE: /* 0 */
/* Flow control (RX & TX) is completely disabled by a
* software over-ride.
*/
mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
break;
- case e1000_fc_rx_pause: /* 1 */
+ case E1000_FC_RX_PAUSE: /* 1 */
/* RX Flow control is enabled, and TX Flow control is
* disabled, by a software over-ride.
*/
*/
mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
break;
- case e1000_fc_tx_pause: /* 2 */
+ case E1000_FC_TX_PAUSE: /* 2 */
/* TX Flow control is enabled, and RX Flow control is
* disabled, by a software over-ride.
*/
mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR;
mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE;
break;
- case e1000_fc_full: /* 3 */
+ case E1000_FC_FULL: /* 3 */
/* Flow control (both RX and TX) is enabled by a software
* over-ride.
*/
DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg);
- 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;
- }
+ ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg);
+ if (ret_val)
+ return ret_val;
return E1000_SUCCESS;
}
*
* hw - Struct containing variables accessed by shared code
******************************************************************************/
-static int32_t
-e1000_phy_force_speed_duplex(struct e1000_hw *hw)
+static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw)
{
- uint32_t ctrl;
- int32_t ret_val;
- uint16_t mii_ctrl_reg;
- uint16_t mii_status_reg;
- uint16_t phy_data;
- uint16_t i;
+ u32 ctrl;
+ s32 ret_val;
+ u16 mii_ctrl_reg;
+ u16 mii_status_reg;
+ u16 phy_data;
+ u16 i;
DEBUGFUNC("e1000_phy_force_speed_duplex");
/* Turn off Flow control if we are forcing speed and duplex. */
- hw->fc = e1000_fc_none;
+ hw->fc = E1000_FC_NONE;
DEBUGOUT1("hw->fc = %d\n", hw->fc);
/* Read the Device Control Register. */
- ctrl = E1000_READ_REG(hw, CTRL);
+ ctrl = er32(CTRL);
/* Set the bits to Force Speed and Duplex in the Device Ctrl Reg. */
ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
e1000_config_collision_dist(hw);
/* Write the configured values back to the Device Control Reg. */
- E1000_WRITE_REG(hw, CTRL, ctrl);
+ ew32(CTRL, ctrl);
- if ((hw->phy_type == e1000_phy_m88) ||
- (hw->phy_type == e1000_phy_gg82563)) {
+ if (hw->phy_type == e1000_phy_m88) {
ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
if (ret_val)
return ret_val;
/* 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.
return ret_val;
if (mii_status_reg & MII_SR_LINK_STATUS) break;
- msec_delay(100);
+ msleep(100);
}
if ((i == 0) &&
- ((hw->phy_type == e1000_phy_m88) ||
- (hw->phy_type == e1000_phy_gg82563))) {
+ (hw->phy_type == e1000_phy_m88)) {
/* We didn't get link. Reset the DSP and wait again for link. */
ret_val = e1000_phy_reset_dsp(hw);
if (ret_val) {
/* This loop will early-out if the link condition has been met. */
for (i = PHY_FORCE_TIME; i > 0; i--) {
if (mii_status_reg & MII_SR_LINK_STATUS) break;
- msec_delay(100);
+ msleep(100);
/* Read the MII Status Register and wait for Auto-Neg Complete bit
* to be set.
*/
if (ret_val)
return ret_val;
}
- } else if (hw->phy_type == e1000_phy_gg82563) {
- /* The TX_CLK of the Extended PHY Specific Control Register defaults
- * to 2.5MHz on a reset. We need to re-force it back to 25MHz, if
- * we're not in a forced 10/duplex configuration. */
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data &= ~GG82563_MSCR_TX_CLK_MASK;
- if ((hw->forced_speed_duplex == e1000_10_full) ||
- (hw->forced_speed_duplex == e1000_10_half))
- phy_data |= GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ;
- else
- phy_data |= GG82563_MSCR_TX_CLK_100MBPS_25MHZ;
-
- /* Also due to the reset, we need to enable CRS on Tx. */
- phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX;
-
- ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, phy_data);
- if (ret_val)
- return ret_val;
}
return E1000_SUCCESS;
}
* Link should have been established previously. Reads the speed and duplex
* information from the Device Status register.
******************************************************************************/
-void
-e1000_config_collision_dist(struct e1000_hw *hw)
+void e1000_config_collision_dist(struct e1000_hw *hw)
{
- uint32_t tctl, coll_dist;
+ u32 tctl, coll_dist;
DEBUGFUNC("e1000_config_collision_dist");
else
coll_dist = E1000_COLLISION_DISTANCE;
- tctl = E1000_READ_REG(hw, TCTL);
+ tctl = er32(TCTL);
tctl &= ~E1000_TCTL_COLD;
tctl |= coll_dist << E1000_COLD_SHIFT;
- E1000_WRITE_REG(hw, TCTL, tctl);
- E1000_WRITE_FLUSH(hw);
+ ew32(TCTL, tctl);
+ E1000_WRITE_FLUSH();
}
/******************************************************************************
* The contents of the PHY register containing the needed information need to
* be passed in.
******************************************************************************/
-static int32_t
-e1000_config_mac_to_phy(struct e1000_hw *hw)
+static s32 e1000_config_mac_to_phy(struct e1000_hw *hw)
{
- uint32_t ctrl;
- int32_t ret_val;
- uint16_t phy_data;
+ u32 ctrl;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_config_mac_to_phy");
/* Read the Device Control Register and set the bits to Force Speed
* and Duplex.
*/
- ctrl = E1000_READ_REG(hw, CTRL);
+ ctrl = er32(CTRL);
ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
ctrl &= ~(E1000_CTRL_SPD_SEL | E1000_CTRL_ILOS);
ctrl |= E1000_CTRL_SPD_100;
/* Write the configured values back to the Device Control Reg. */
- E1000_WRITE_REG(hw, CTRL, ctrl);
+ ew32(CTRL, ctrl);
return E1000_SUCCESS;
}
* by the PHY rather than the MAC. Software must also configure these
* bits when link is forced on a fiber connection.
*****************************************************************************/
-int32_t
-e1000_force_mac_fc(struct e1000_hw *hw)
+s32 e1000_force_mac_fc(struct e1000_hw *hw)
{
- uint32_t ctrl;
+ u32 ctrl;
DEBUGFUNC("e1000_force_mac_fc");
/* Get the current configuration of the Device Control Register */
- ctrl = E1000_READ_REG(hw, CTRL);
+ ctrl = er32(CTRL);
/* Because we didn't get link via the internal auto-negotiation
* mechanism (we either forced link or we got link via PHY
*/
switch (hw->fc) {
- case e1000_fc_none:
+ case E1000_FC_NONE:
ctrl &= (~(E1000_CTRL_TFCE | E1000_CTRL_RFCE));
break;
- case e1000_fc_rx_pause:
+ case E1000_FC_RX_PAUSE:
ctrl &= (~E1000_CTRL_TFCE);
ctrl |= E1000_CTRL_RFCE;
break;
- case e1000_fc_tx_pause:
+ case E1000_FC_TX_PAUSE:
ctrl &= (~E1000_CTRL_RFCE);
ctrl |= E1000_CTRL_TFCE;
break;
- case e1000_fc_full:
+ case E1000_FC_FULL:
ctrl |= (E1000_CTRL_TFCE | E1000_CTRL_RFCE);
break;
default:
if (hw->mac_type == e1000_82542_rev2_0)
ctrl &= (~E1000_CTRL_TFCE);
- E1000_WRITE_REG(hw, CTRL, ctrl);
+ ew32(CTRL, ctrl);
return E1000_SUCCESS;
}
* based on the flow control negotiated by the PHY. In TBI mode, the TFCE
* and RFCE bits will be automaticaly set to the negotiated flow control mode.
*****************************************************************************/
-static int32_t
-e1000_config_fc_after_link_up(struct e1000_hw *hw)
+static s32 e1000_config_fc_after_link_up(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t mii_status_reg;
- uint16_t mii_nway_adv_reg;
- uint16_t mii_nway_lp_ability_reg;
- uint16_t speed;
- uint16_t duplex;
+ s32 ret_val;
+ u16 mii_status_reg;
+ u16 mii_nway_adv_reg;
+ u16 mii_nway_lp_ability_reg;
+ u16 speed;
+ u16 duplex;
DEBUGFUNC("e1000_config_fc_after_link_up");
* LOCAL DEVICE | LINK PARTNER
* PAUSE | ASM_DIR | PAUSE | ASM_DIR | NIC Resolution
*-------|---------|-------|---------|--------------------
- * 0 | 0 | DC | DC | e1000_fc_none
- * 0 | 1 | 0 | DC | e1000_fc_none
- * 0 | 1 | 1 | 0 | e1000_fc_none
- * 0 | 1 | 1 | 1 | e1000_fc_tx_pause
- * 1 | 0 | 0 | DC | e1000_fc_none
- * 1 | DC | 1 | DC | e1000_fc_full
- * 1 | 1 | 0 | 0 | e1000_fc_none
- * 1 | 1 | 0 | 1 | e1000_fc_rx_pause
+ * 0 | 0 | DC | DC | E1000_FC_NONE
+ * 0 | 1 | 0 | DC | E1000_FC_NONE
+ * 0 | 1 | 1 | 0 | E1000_FC_NONE
+ * 0 | 1 | 1 | 1 | E1000_FC_TX_PAUSE
+ * 1 | 0 | 0 | DC | E1000_FC_NONE
+ * 1 | DC | 1 | DC | E1000_FC_FULL
+ * 1 | 1 | 0 | 0 | E1000_FC_NONE
+ * 1 | 1 | 0 | 1 | E1000_FC_RX_PAUSE
*
*/
/* Are both PAUSE bits set to 1? If so, this implies
* LOCAL DEVICE | LINK PARTNER
* PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
*-------|---------|-------|---------|--------------------
- * 1 | DC | 1 | DC | e1000_fc_full
+ * 1 | DC | 1 | DC | E1000_FC_FULL
*
*/
if ((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
* ONLY. Hence, we must now check to see if we need to
* turn OFF the TRANSMISSION of PAUSE frames.
*/
- if (hw->original_fc == e1000_fc_full) {
- hw->fc = e1000_fc_full;
+ if (hw->original_fc == E1000_FC_FULL) {
+ hw->fc = E1000_FC_FULL;
DEBUGOUT("Flow Control = FULL.\n");
} else {
- hw->fc = e1000_fc_rx_pause;
+ hw->fc = E1000_FC_RX_PAUSE;
DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
}
}
* LOCAL DEVICE | LINK PARTNER
* PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
*-------|---------|-------|---------|--------------------
- * 0 | 1 | 1 | 1 | e1000_fc_tx_pause
+ * 0 | 1 | 1 | 1 | E1000_FC_TX_PAUSE
*
*/
else if (!(mii_nway_adv_reg & NWAY_AR_PAUSE) &&
(mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
(mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
- hw->fc = e1000_fc_tx_pause;
+ hw->fc = E1000_FC_TX_PAUSE;
DEBUGOUT("Flow Control = TX PAUSE frames only.\n");
}
/* For transmitting PAUSE frames ONLY.
* LOCAL DEVICE | LINK PARTNER
* PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
*-------|---------|-------|---------|--------------------
- * 1 | 1 | 0 | 1 | e1000_fc_rx_pause
+ * 1 | 1 | 0 | 1 | E1000_FC_RX_PAUSE
*
*/
else if ((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
(mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
!(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
(mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
- hw->fc = e1000_fc_rx_pause;
+ hw->fc = E1000_FC_RX_PAUSE;
DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
}
/* Per the IEEE spec, at this point flow control should be
* be asked to delay transmission of packets than asking
* our link partner to pause transmission of frames.
*/
- else if ((hw->original_fc == e1000_fc_none ||
- hw->original_fc == e1000_fc_tx_pause) ||
+ else if ((hw->original_fc == E1000_FC_NONE ||
+ hw->original_fc == E1000_FC_TX_PAUSE) ||
hw->fc_strict_ieee) {
- hw->fc = e1000_fc_none;
+ hw->fc = E1000_FC_NONE;
DEBUGOUT("Flow Control = NONE.\n");
} else {
- hw->fc = e1000_fc_rx_pause;
+ hw->fc = E1000_FC_RX_PAUSE;
DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
}
}
if (duplex == HALF_DUPLEX)
- hw->fc = e1000_fc_none;
+ hw->fc = E1000_FC_NONE;
/* Now we call a subroutine to actually force the MAC
* controller to use the correct flow control settings.
return E1000_SUCCESS;
}
+/**
+ * e1000_check_for_serdes_link_generic - Check for link (Serdes)
+ * @hw: pointer to the HW structure
+ *
+ * Checks for link up on the hardware. If link is not up and we have
+ * a signal, then we need to force link up.
+ **/
+s32 e1000_check_for_serdes_link_generic(struct e1000_hw *hw)
+{
+ u32 rxcw;
+ u32 ctrl;
+ u32 status;
+ s32 ret_val = E1000_SUCCESS;
+
+ DEBUGFUNC("e1000_check_for_serdes_link_generic");
+
+ ctrl = er32(CTRL);
+ status = er32(STATUS);
+ rxcw = er32(RXCW);
+
+ /*
+ * If we don't have link (auto-negotiation failed or link partner
+ * cannot auto-negotiate), and our link partner is not trying to
+ * auto-negotiate with us (we are receiving idles or data),
+ * we need to force link up. We also need to give auto-negotiation
+ * time to complete.
+ */
+ /* (ctrl & E1000_CTRL_SWDPIN1) == 1 == have signal */
+ if ((!(status & E1000_STATUS_LU)) && (!(rxcw & E1000_RXCW_C))) {
+ if (hw->autoneg_failed == 0) {
+ hw->autoneg_failed = 1;
+ goto out;
+ }
+ DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n");
+
+ /* Disable auto-negotiation in the TXCW register */
+ ew32(TXCW, (hw->txcw & ~E1000_TXCW_ANE));
+
+ /* Force link-up and also force full-duplex. */
+ ctrl = er32(CTRL);
+ ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD);
+ ew32(CTRL, ctrl);
+
+ /* Configure Flow Control after forcing link up. */
+ ret_val = e1000_config_fc_after_link_up(hw);
+ if (ret_val) {
+ DEBUGOUT("Error configuring flow control\n");
+ goto out;
+ }
+ } else if ((ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) {
+ /*
+ * If we are forcing link and we are receiving /C/ ordered
+ * sets, re-enable auto-negotiation in the TXCW register
+ * and disable forced link in the Device Control register
+ * in an attempt to auto-negotiate with our link partner.
+ */
+ DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n");
+ ew32(TXCW, hw->txcw);
+ ew32(CTRL, (ctrl & ~E1000_CTRL_SLU));
+
+ hw->serdes_has_link = true;
+ } else if (!(E1000_TXCW_ANE & er32(TXCW))) {
+ /*
+ * If we force link for non-auto-negotiation switch, check
+ * link status based on MAC synchronization for internal
+ * serdes media type.
+ */
+ /* SYNCH bit and IV bit are sticky. */
+ udelay(10);
+ rxcw = er32(RXCW);
+ if (rxcw & E1000_RXCW_SYNCH) {
+ if (!(rxcw & E1000_RXCW_IV)) {
+ hw->serdes_has_link = true;
+ DEBUGOUT("SERDES: Link up - forced.\n");
+ }
+ } else {
+ hw->serdes_has_link = false;
+ DEBUGOUT("SERDES: Link down - force failed.\n");
+ }
+ }
+
+ if (E1000_TXCW_ANE & er32(TXCW)) {
+ status = er32(STATUS);
+ if (status & E1000_STATUS_LU) {
+ /* SYNCH bit and IV bit are sticky, so reread rxcw. */
+ udelay(10);
+ rxcw = er32(RXCW);
+ if (rxcw & E1000_RXCW_SYNCH) {
+ if (!(rxcw & E1000_RXCW_IV)) {
+ hw->serdes_has_link = true;
+ DEBUGOUT("SERDES: Link up - autoneg "
+ "completed sucessfully.\n");
+ } else {
+ hw->serdes_has_link = false;
+ DEBUGOUT("SERDES: Link down - invalid"
+ "codewords detected in autoneg.\n");
+ }
+ } else {
+ hw->serdes_has_link = false;
+ DEBUGOUT("SERDES: Link down - no sync.\n");
+ }
+ } else {
+ hw->serdes_has_link = false;
+ DEBUGOUT("SERDES: Link down - autoneg failed\n");
+ }
+ }
+
+out:
+ return ret_val;
+}
/******************************************************************************
* Checks to see if the link status of the hardware has changed.
*
*
* Called by any function that needs to check the link status of the adapter.
*****************************************************************************/
-int32_t
-e1000_check_for_link(struct e1000_hw *hw)
+s32 e1000_check_for_link(struct e1000_hw *hw)
{
- uint32_t rxcw = 0;
- uint32_t ctrl;
- uint32_t status;
- uint32_t rctl;
- uint32_t icr;
- uint32_t signal = 0;
- int32_t ret_val;
- uint16_t phy_data;
+ u32 rxcw = 0;
+ u32 ctrl;
+ u32 status;
+ u32 rctl;
+ u32 icr;
+ u32 signal = 0;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_check_for_link");
- ctrl = E1000_READ_REG(hw, CTRL);
- status = E1000_READ_REG(hw, STATUS);
+ ctrl = er32(CTRL);
+ status = er32(STATUS);
/* 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
*/
if ((hw->media_type == e1000_media_type_fiber) ||
(hw->media_type == e1000_media_type_internal_serdes)) {
- rxcw = E1000_READ_REG(hw, RXCW);
+ rxcw = er32(RXCW);
if (hw->media_type == e1000_media_type_fiber) {
signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
if (status & E1000_STATUS_LU)
- hw->get_link_status = FALSE;
+ hw->get_link_status = false;
}
}
return ret_val;
if (phy_data & MII_SR_LINK_STATUS) {
- hw->get_link_status = FALSE;
+ hw->get_link_status = false;
/* Check if there was DownShift, must be checked immediately after
* link-up */
e1000_check_downshift(hw);
(!hw->autoneg) &&
(hw->forced_speed_duplex == e1000_10_full ||
hw->forced_speed_duplex == e1000_10_half)) {
- E1000_WRITE_REG(hw, IMC, 0xffffffff);
+ ew32(IMC, 0xffffffff);
ret_val = e1000_polarity_reversal_workaround(hw);
- icr = E1000_READ_REG(hw, ICR);
- E1000_WRITE_REG(hw, ICS, (icr & ~E1000_ICS_LSC));
- E1000_WRITE_REG(hw, IMS, IMS_ENABLE_MASK);
+ icr = er32(ICR);
+ ew32(ICS, (icr & ~E1000_ICS_LSC));
+ ew32(IMS, IMS_ENABLE_MASK);
}
} else {
/* No link detected */
- e1000_config_dsp_after_link_change(hw, FALSE);
+ e1000_config_dsp_after_link_change(hw, false);
return 0;
}
if (!hw->autoneg) return -E1000_ERR_CONFIG;
/* optimize the dsp settings for the igp phy */
- e1000_config_dsp_after_link_change(hw, TRUE);
+ e1000_config_dsp_after_link_change(hw, true);
/* We have a M88E1000 PHY and Auto-Neg is enabled. If we
* have Si on board that is 82544 or newer, Auto
* at gigabit speed, we turn on TBI compatibility.
*/
if (hw->tbi_compatibility_en) {
- uint16_t speed, duplex;
+ u16 speed, duplex;
ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
if (ret_val) {
DEBUGOUT("Error getting link speed and duplex\n");
*/
if (hw->tbi_compatibility_on) {
/* If we previously were in the mode, turn it off. */
- rctl = E1000_READ_REG(hw, RCTL);
+ rctl = er32(RCTL);
rctl &= ~E1000_RCTL_SBP;
- E1000_WRITE_REG(hw, RCTL, rctl);
- hw->tbi_compatibility_on = FALSE;
+ ew32(RCTL, rctl);
+ hw->tbi_compatibility_on = false;
}
} else {
/* If TBI compatibility is was previously off, turn it on. For
* compatibility with a TBI link partner, we will store bad
* packets. Some frames have an additional byte on the end and
- * will look like CRC errors to to the hardware.
+ * will look like CRC errors to the hardware.
*/
if (!hw->tbi_compatibility_on) {
- hw->tbi_compatibility_on = TRUE;
- rctl = E1000_READ_REG(hw, RCTL);
+ hw->tbi_compatibility_on = true;
+ rctl = er32(RCTL);
rctl |= E1000_RCTL_SBP;
- E1000_WRITE_REG(hw, RCTL, rctl);
+ ew32(RCTL, rctl);
}
}
}
}
- /* If we don't have link (auto-negotiation failed or link partner cannot
- * auto-negotiate), the cable is plugged in (we have signal), and our
- * link partner is not trying to auto-negotiate with us (we are receiving
- * idles or data), we need to force link up. We also need to give
- * auto-negotiation time to complete, in case the cable was just plugged
- * in. The autoneg_failed flag does this.
- */
- else if ((((hw->media_type == e1000_media_type_fiber) &&
- ((ctrl & E1000_CTRL_SWDPIN1) == signal)) ||
- (hw->media_type == e1000_media_type_internal_serdes)) &&
- (!(status & E1000_STATUS_LU)) &&
- (!(rxcw & E1000_RXCW_C))) {
- if (hw->autoneg_failed == 0) {
- hw->autoneg_failed = 1;
- return 0;
- }
- DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n");
-
- /* Disable auto-negotiation in the TXCW register */
- E1000_WRITE_REG(hw, TXCW, (hw->txcw & ~E1000_TXCW_ANE));
-
- /* Force link-up and also force full-duplex. */
- ctrl = E1000_READ_REG(hw, CTRL);
- ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD);
- E1000_WRITE_REG(hw, CTRL, ctrl);
- /* Configure Flow Control after forcing link up. */
- ret_val = e1000_config_fc_after_link_up(hw);
- if (ret_val) {
- DEBUGOUT("Error configuring flow control\n");
- return ret_val;
- }
- }
- /* If we are forcing link and we are receiving /C/ ordered sets, re-enable
- * auto-negotiation in the TXCW register and disable forced link in the
- * Device Control register in an attempt to auto-negotiate with our link
- * partner.
- */
- else if (((hw->media_type == e1000_media_type_fiber) ||
- (hw->media_type == e1000_media_type_internal_serdes)) &&
- (ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) {
- DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n");
- E1000_WRITE_REG(hw, TXCW, hw->txcw);
- E1000_WRITE_REG(hw, CTRL, (ctrl & ~E1000_CTRL_SLU));
+ if ((hw->media_type == e1000_media_type_fiber) ||
+ (hw->media_type == e1000_media_type_internal_serdes))
+ e1000_check_for_serdes_link_generic(hw);
- hw->serdes_link_down = FALSE;
- }
- /* If we force link for non-auto-negotiation switch, check link status
- * based on MAC synchronization for internal serdes media type.
- */
- else if ((hw->media_type == e1000_media_type_internal_serdes) &&
- !(E1000_TXCW_ANE & E1000_READ_REG(hw, TXCW))) {
- /* SYNCH bit and IV bit are sticky. */
- udelay(10);
- if (E1000_RXCW_SYNCH & E1000_READ_REG(hw, RXCW)) {
- if (!(rxcw & E1000_RXCW_IV)) {
- hw->serdes_link_down = FALSE;
- DEBUGOUT("SERDES: Link is up.\n");
- }
- } else {
- hw->serdes_link_down = TRUE;
- DEBUGOUT("SERDES: Link is down.\n");
- }
- }
- if ((hw->media_type == e1000_media_type_internal_serdes) &&
- (E1000_TXCW_ANE & E1000_READ_REG(hw, TXCW))) {
- hw->serdes_link_down = !(E1000_STATUS_LU & E1000_READ_REG(hw, STATUS));
- }
return E1000_SUCCESS;
}
* speed - Speed of the connection
* duplex - Duplex setting of the connection
*****************************************************************************/
-int32_t
-e1000_get_speed_and_duplex(struct e1000_hw *hw,
- uint16_t *speed,
- uint16_t *duplex)
+s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 *speed, u16 *duplex)
{
- uint32_t status;
- int32_t ret_val;
- uint16_t phy_data;
+ u32 status;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_get_speed_and_duplex");
if (hw->mac_type >= e1000_82543) {
- status = E1000_READ_REG(hw, STATUS);
+ status = er32(STATUS);
if (status & E1000_STATUS_SPEED_1000) {
*speed = SPEED_1000;
DEBUGOUT("1000 Mbs, ");
}
}
- if ((hw->mac_type == e1000_80003es2lan) &&
- (hw->media_type == e1000_media_type_copper)) {
- if (*speed == SPEED_1000)
- ret_val = e1000_configure_kmrn_for_1000(hw);
- else
- 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;
- }
-
return E1000_SUCCESS;
}
*
* hw - Struct containing variables accessed by shared code
******************************************************************************/
-static int32_t
-e1000_wait_autoneg(struct e1000_hw *hw)
+static s32 e1000_wait_autoneg(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t i;
- uint16_t phy_data;
+ s32 ret_val;
+ u16 i;
+ u16 phy_data;
DEBUGFUNC("e1000_wait_autoneg");
DEBUGOUT("Waiting for Auto-Neg to complete.\n");
if (phy_data & MII_SR_AUTONEG_COMPLETE) {
return E1000_SUCCESS;
}
- msec_delay(100);
+ msleep(100);
}
return E1000_SUCCESS;
}
* hw - Struct containing variables accessed by shared code
* ctrl - Device control register's current value
******************************************************************************/
-static void
-e1000_raise_mdi_clk(struct e1000_hw *hw,
- uint32_t *ctrl)
+static void e1000_raise_mdi_clk(struct e1000_hw *hw, u32 *ctrl)
{
/* Raise the clock input to the Management Data Clock (by setting the MDC
* bit), and then delay 10 microseconds.
*/
- E1000_WRITE_REG(hw, CTRL, (*ctrl | E1000_CTRL_MDC));
- E1000_WRITE_FLUSH(hw);
+ ew32(CTRL, (*ctrl | E1000_CTRL_MDC));
+ E1000_WRITE_FLUSH();
udelay(10);
}
* hw - Struct containing variables accessed by shared code
* ctrl - Device control register's current value
******************************************************************************/
-static void
-e1000_lower_mdi_clk(struct e1000_hw *hw,
- uint32_t *ctrl)
+static void e1000_lower_mdi_clk(struct e1000_hw *hw, u32 *ctrl)
{
/* Lower the clock input to the Management Data Clock (by clearing the MDC
* bit), and then delay 10 microseconds.
*/
- E1000_WRITE_REG(hw, CTRL, (*ctrl & ~E1000_CTRL_MDC));
- E1000_WRITE_FLUSH(hw);
+ ew32(CTRL, (*ctrl & ~E1000_CTRL_MDC));
+ E1000_WRITE_FLUSH();
udelay(10);
}
*
* Bits are shifted out in MSB to LSB order.
******************************************************************************/
-static void
-e1000_shift_out_mdi_bits(struct e1000_hw *hw,
- uint32_t data,
- uint16_t count)
+static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, u32 data, u16 count)
{
- uint32_t ctrl;
- uint32_t mask;
+ u32 ctrl;
+ u32 mask;
/* We need to shift "count" number of bits out to the PHY. So, the value
* in the "data" parameter will be shifted out to the PHY one bit at a
mask = 0x01;
mask <<= (count - 1);
- ctrl = E1000_READ_REG(hw, CTRL);
+ ctrl = er32(CTRL);
/* Set MDIO_DIR and MDC_DIR direction bits to be used as output pins. */
ctrl |= (E1000_CTRL_MDIO_DIR | E1000_CTRL_MDC_DIR);
else
ctrl &= ~E1000_CTRL_MDIO;
- E1000_WRITE_REG(hw, CTRL, ctrl);
- E1000_WRITE_FLUSH(hw);
+ ew32(CTRL, ctrl);
+ E1000_WRITE_FLUSH();
udelay(10);
*
* Bits are shifted in in MSB to LSB order.
******************************************************************************/
-static uint16_t
-e1000_shift_in_mdi_bits(struct e1000_hw *hw)
+static u16 e1000_shift_in_mdi_bits(struct e1000_hw *hw)
{
- uint32_t ctrl;
- uint16_t data = 0;
- uint8_t i;
+ u32 ctrl;
+ u16 data = 0;
+ u8 i;
/* In order to read a register from the PHY, we need to shift in a total
* of 18 bits from the PHY. The first two bit (turnaround) times are used
* by raising the input to the Management Data Clock (setting the MDC bit),
* and then reading the value of the MDIO bit.
*/
- ctrl = E1000_READ_REG(hw, CTRL);
+ ctrl = er32(CTRL);
/* Clear MDIO_DIR (SWDPIO1) to indicate this bit is to be used as input. */
ctrl &= ~E1000_CTRL_MDIO_DIR;
ctrl &= ~E1000_CTRL_MDIO;
- E1000_WRITE_REG(hw, CTRL, ctrl);
- E1000_WRITE_FLUSH(hw);
+ ew32(CTRL, ctrl);
+ E1000_WRITE_FLUSH();
/* Raise and Lower the clock before reading in the data. This accounts for
* the turnaround bits. The first clock occurred when we clocked out the
for (data = 0, i = 0; i < 16; i++) {
data = data << 1;
e1000_raise_mdi_clk(hw, &ctrl);
- ctrl = E1000_READ_REG(hw, CTRL);
+ ctrl = er32(CTRL);
/* Check to see if we shifted in a "1". */
if (ctrl & E1000_CTRL_MDIO)
data |= 1;
return data;
}
-static int32_t
-e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask)
-{
- uint32_t swfw_sync = 0;
- uint32_t swmask = mask;
- uint32_t fwmask = mask << 16;
- int32_t timeout = 200;
-
- 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);
-
- while (timeout) {
- if (e1000_get_hw_eeprom_semaphore(hw))
- return -E1000_ERR_SWFW_SYNC;
-
- swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC);
- if (!(swfw_sync & (fwmask | swmask))) {
- break;
- }
-
- /* firmware currently using resource (fwmask) */
- /* or other software thread currently using resource (swmask) */
- e1000_put_hw_eeprom_semaphore(hw);
- msec_delay_irq(5);
- timeout--;
- }
-
- if (!timeout) {
- DEBUGOUT("Driver can't access resource, SW_FW_SYNC timeout.\n");
- return -E1000_ERR_SWFW_SYNC;
- }
-
- swfw_sync |= swmask;
- E1000_WRITE_REG(hw, SW_FW_SYNC, swfw_sync);
-
- e1000_put_hw_eeprom_semaphore(hw);
- return E1000_SUCCESS;
-}
-
-static void
-e1000_swfw_sync_release(struct e1000_hw *hw, uint16_t mask)
-{
- uint32_t swfw_sync;
- uint32_t swmask = 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;
- }
-
- /* if (e1000_get_hw_eeprom_semaphore(hw))
- * return -E1000_ERR_SWFW_SYNC; */
- while (e1000_get_hw_eeprom_semaphore(hw) != E1000_SUCCESS);
- /* empty */
-
- swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC);
- swfw_sync &= ~swmask;
- E1000_WRITE_REG(hw, SW_FW_SYNC, swfw_sync);
-
- e1000_put_hw_eeprom_semaphore(hw);
-}
-
/*****************************************************************************
* Reads the value from a PHY register, if the value is on a specific non zero
* page, sets the page first.
* hw - Struct containing variables accessed by shared code
* reg_addr - address of the PHY register to read
******************************************************************************/
-int32_t
-e1000_read_phy_reg(struct e1000_hw *hw,
- uint32_t reg_addr,
- uint16_t *phy_data)
+s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 *phy_data)
{
- uint32_t ret_val;
- uint16_t swfw;
+ u32 ret_val;
DEBUGFUNC("e1000_read_phy_reg");
- if ((hw->mac_type == e1000_80003es2lan) &&
- (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
- swfw = E1000_SWFW_PHY1_SM;
- } else {
- swfw = E1000_SWFW_PHY0_SM;
- }
- if (e1000_swfw_sync_acquire(hw, swfw))
- return -E1000_ERR_SWFW_SYNC;
-
- 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)) {
+ if ((hw->phy_type == e1000_phy_igp) &&
+ (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
- (uint16_t)reg_addr);
- if (ret_val) {
- e1000_swfw_sync_release(hw, swfw);
+ (u16)reg_addr);
+ if (ret_val)
return ret_val;
- }
- } else if (hw->phy_type == e1000_phy_gg82563) {
- if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) ||
- (hw->mac_type == e1000_80003es2lan)) {
- /* Select Configuration Page */
- if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) {
- ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT,
- (uint16_t)((uint16_t)reg_addr >> GG82563_PAGE_SHIFT));
- } else {
- /* Use Alternative Page Select register to access
- * registers 30 and 31
- */
- ret_val = e1000_write_phy_reg_ex(hw,
- GG82563_PHY_PAGE_SELECT_ALT,
- (uint16_t)((uint16_t)reg_addr >> GG82563_PAGE_SHIFT));
- }
-
- if (ret_val) {
- e1000_swfw_sync_release(hw, swfw);
- return ret_val;
- }
- }
}
ret_val = e1000_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
phy_data);
-
- e1000_swfw_sync_release(hw, swfw);
return ret_val;
}
-int32_t
-e1000_read_phy_reg_ex(struct e1000_hw *hw,
- uint32_t reg_addr,
- uint16_t *phy_data)
+static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
+ u16 *phy_data)
{
- uint32_t i;
- uint32_t mdic = 0;
- const uint32_t phy_addr = 1;
+ u32 i;
+ u32 mdic = 0;
+ const u32 phy_addr = 1;
DEBUGFUNC("e1000_read_phy_reg_ex");
(phy_addr << E1000_MDIC_PHY_SHIFT) |
(E1000_MDIC_OP_READ));
- E1000_WRITE_REG(hw, MDIC, mdic);
+ ew32(MDIC, mdic);
/* Poll the ready bit to see if the MDI read completed */
for (i = 0; i < 64; i++) {
udelay(50);
- mdic = E1000_READ_REG(hw, MDIC);
+ mdic = er32(MDIC);
if (mdic & E1000_MDIC_READY) break;
}
if (!(mdic & E1000_MDIC_READY)) {
DEBUGOUT("MDI Error\n");
return -E1000_ERR_PHY;
}
- *phy_data = (uint16_t) mdic;
+ *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
* reg_addr - address of the PHY register to write
* data - data to write to the PHY
******************************************************************************/
-int32_t
-e1000_write_phy_reg(struct e1000_hw *hw,
- uint32_t reg_addr,
- uint16_t phy_data)
+s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 phy_data)
{
- uint32_t ret_val;
- uint16_t swfw;
+ u32 ret_val;
DEBUGFUNC("e1000_write_phy_reg");
- if ((hw->mac_type == e1000_80003es2lan) &&
- (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
- swfw = E1000_SWFW_PHY1_SM;
- } else {
- swfw = E1000_SWFW_PHY0_SM;
- }
- if (e1000_swfw_sync_acquire(hw, swfw))
- return -E1000_ERR_SWFW_SYNC;
-
- 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)) {
+ if ((hw->phy_type == e1000_phy_igp) &&
+ (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
- (uint16_t)reg_addr);
- if (ret_val) {
- e1000_swfw_sync_release(hw, swfw);
+ (u16)reg_addr);
+ if (ret_val)
return ret_val;
- }
- } else if (hw->phy_type == e1000_phy_gg82563) {
- if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) ||
- (hw->mac_type == e1000_80003es2lan)) {
- /* Select Configuration Page */
- if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) {
- ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT,
- (uint16_t)((uint16_t)reg_addr >> GG82563_PAGE_SHIFT));
- } else {
- /* Use Alternative Page Select register to access
- * registers 30 and 31
- */
- ret_val = e1000_write_phy_reg_ex(hw,
- GG82563_PHY_PAGE_SELECT_ALT,
- (uint16_t)((uint16_t)reg_addr >> GG82563_PAGE_SHIFT));
- }
-
- if (ret_val) {
- e1000_swfw_sync_release(hw, swfw);
- return ret_val;
- }
- }
}
ret_val = e1000_write_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
phy_data);
- e1000_swfw_sync_release(hw, swfw);
return ret_val;
}
-int32_t
-e1000_write_phy_reg_ex(struct e1000_hw *hw,
- uint32_t reg_addr,
- uint16_t phy_data)
+static s32 e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
+ u16 phy_data)
{
- uint32_t i;
- uint32_t mdic = 0;
- const uint32_t phy_addr = 1;
+ u32 i;
+ u32 mdic = 0;
+ const u32 phy_addr = 1;
DEBUGFUNC("e1000_write_phy_reg_ex");
* 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 = (((uint32_t) phy_data) |
+ mdic = (((u32)phy_data) |
(reg_addr << E1000_MDIC_REG_SHIFT) |
(phy_addr << E1000_MDIC_PHY_SHIFT) |
(E1000_MDIC_OP_WRITE));
- E1000_WRITE_REG(hw, MDIC, mdic);
+ ew32(MDIC, mdic);
/* Poll the ready bit to see if the MDI read completed */
for (i = 0; i < 641; i++) {
udelay(5);
- mdic = E1000_READ_REG(hw, MDIC);
+ mdic = er32(MDIC);
if (mdic & E1000_MDIC_READY) break;
}
if (!(mdic & E1000_MDIC_READY)) {
mdic = ((PHY_TURNAROUND) | (reg_addr << 2) | (phy_addr << 7) |
(PHY_OP_WRITE << 12) | (PHY_SOF << 14));
mdic <<= 16;
- mdic |= (uint32_t) phy_data;
+ mdic |= (u32)phy_data;
e1000_shift_out_mdi_bits(hw, mdic, 32);
}
return E1000_SUCCESS;
}
-static int32_t
-e1000_read_kmrn_reg(struct e1000_hw *hw,
- uint32_t reg_addr,
- uint16_t *data)
-{
- uint32_t reg_val;
- uint16_t swfw;
- DEBUGFUNC("e1000_read_kmrn_reg");
-
- if ((hw->mac_type == e1000_80003es2lan) &&
- (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
- swfw = E1000_SWFW_PHY1_SM;
- } else {
- swfw = E1000_SWFW_PHY0_SM;
- }
- if (e1000_swfw_sync_acquire(hw, swfw))
- return -E1000_ERR_SWFW_SYNC;
-
- /* Write register address */
- reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) &
- E1000_KUMCTRLSTA_OFFSET) |
- E1000_KUMCTRLSTA_REN;
- E1000_WRITE_REG(hw, KUMCTRLSTA, reg_val);
- udelay(2);
-
- /* Read the data returned */
- reg_val = E1000_READ_REG(hw, KUMCTRLSTA);
- *data = (uint16_t)reg_val;
-
- e1000_swfw_sync_release(hw, swfw);
- return E1000_SUCCESS;
-}
-
-static int32_t
-e1000_write_kmrn_reg(struct e1000_hw *hw,
- uint32_t reg_addr,
- uint16_t data)
-{
- uint32_t reg_val;
- uint16_t swfw;
- DEBUGFUNC("e1000_write_kmrn_reg");
-
- if ((hw->mac_type == e1000_80003es2lan) &&
- (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
- swfw = E1000_SWFW_PHY1_SM;
- } else {
- swfw = E1000_SWFW_PHY0_SM;
- }
- if (e1000_swfw_sync_acquire(hw, swfw))
- return -E1000_ERR_SWFW_SYNC;
-
- reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) &
- E1000_KUMCTRLSTA_OFFSET) | data;
- E1000_WRITE_REG(hw, KUMCTRLSTA, reg_val);
- udelay(2);
-
- e1000_swfw_sync_release(hw, swfw);
- return E1000_SUCCESS;
-}
-
/******************************************************************************
* Returns the PHY to the power-on reset state
*
* hw - Struct containing variables accessed by shared code
******************************************************************************/
-int32_t
-e1000_phy_hw_reset(struct e1000_hw *hw)
+s32 e1000_phy_hw_reset(struct e1000_hw *hw)
{
- uint32_t ctrl, ctrl_ext;
- uint32_t led_ctrl;
- int32_t ret_val;
- uint16_t swfw;
+ u32 ctrl, ctrl_ext;
+ u32 led_ctrl;
+ s32 ret_val;
DEBUGFUNC("e1000_phy_hw_reset");
- /* In the case of the phy reset being blocked, it's not an error, we
- * simply return success without performing the reset. */
- ret_val = e1000_check_phy_reset_block(hw);
- if (ret_val)
- return E1000_SUCCESS;
-
DEBUGOUT("Resetting Phy...\n");
if (hw->mac_type > e1000_82543) {
- if ((hw->mac_type == e1000_80003es2lan) &&
- (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)) {
- swfw = E1000_SWFW_PHY1_SM;
- } else {
- swfw = E1000_SWFW_PHY0_SM;
- }
- if (e1000_swfw_sync_acquire(hw, swfw)) {
- e1000_release_software_semaphore(hw);
- return -E1000_ERR_SWFW_SYNC;
- }
/* Read the device control register and assert the E1000_CTRL_PHY_RST
* bit. Then, take it out of reset.
- * For pre-e1000_82571 hardware, we delay for 10ms between the assert
- * and deassert. For e1000_82571 hardware and later, we instead delay
- * for 50us between and 10ms after the deassertion.
+ * For e1000 hardware, we delay for 10ms between the assert
+ * and deassert.
*/
- ctrl = E1000_READ_REG(hw, CTRL);
- E1000_WRITE_REG(hw, CTRL, ctrl | E1000_CTRL_PHY_RST);
- E1000_WRITE_FLUSH(hw);
+ ctrl = er32(CTRL);
+ ew32(CTRL, ctrl | E1000_CTRL_PHY_RST);
+ E1000_WRITE_FLUSH();
- if (hw->mac_type < e1000_82571)
- msec_delay(10);
- else
- udelay(100);
-
- E1000_WRITE_REG(hw, CTRL, ctrl);
- E1000_WRITE_FLUSH(hw);
+ msleep(10);
- if (hw->mac_type >= e1000_82571)
- msec_delay_irq(10);
- e1000_swfw_sync_release(hw, swfw);
+ ew32(CTRL, ctrl);
+ E1000_WRITE_FLUSH();
} else {
/* Read the Extended Device Control Register, assert the PHY_RESET_DIR
* bit to put the PHY into reset. Then, take it out of reset.
*/
- ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
+ ctrl_ext = er32(CTRL_EXT);
ctrl_ext |= E1000_CTRL_EXT_SDP4_DIR;
ctrl_ext &= ~E1000_CTRL_EXT_SDP4_DATA;
- E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
- E1000_WRITE_FLUSH(hw);
- msec_delay(10);
+ ew32(CTRL_EXT, ctrl_ext);
+ E1000_WRITE_FLUSH();
+ msleep(10);
ctrl_ext |= E1000_CTRL_EXT_SDP4_DATA;
- E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
- E1000_WRITE_FLUSH(hw);
+ ew32(CTRL_EXT, ctrl_ext);
+ E1000_WRITE_FLUSH();
}
udelay(150);
if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
/* Configure activity LED after PHY reset */
- led_ctrl = E1000_READ_REG(hw, LEDCTL);
+ led_ctrl = er32(LEDCTL);
led_ctrl &= IGP_ACTIVITY_LED_MASK;
led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
- E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
+ ew32(LEDCTL, led_ctrl);
}
/* Wait for FW to finish PHY configuration. */
ret_val = e1000_get_phy_cfg_done(hw);
if (ret_val != E1000_SUCCESS)
return ret_val;
- 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);
return ret_val;
}
*
* hw - Struct containing variables accessed by shared code
*
-* Sets bit 15 of the MII Control regiser
+* Sets bit 15 of the MII Control register
******************************************************************************/
-int32_t
-e1000_phy_reset(struct e1000_hw *hw)
+s32 e1000_phy_reset(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t phy_data;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_phy_reset");
- /* In the case of the phy reset being blocked, it's not an error, we
- * simply return success without performing the reset. */
- ret_val = e1000_check_phy_reset_block(hw);
- if (ret_val)
- return E1000_SUCCESS;
-
- switch (hw->mac_type) {
- case e1000_82541_rev_2:
- case e1000_82571:
- case e1000_82572:
- case e1000_ich8lan:
+ switch (hw->phy_type) {
+ case e1000_phy_igp:
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);
break;
}
- if (hw->phy_type == e1000_phy_igp || hw->phy_type == e1000_phy_igp_2)
+ if (hw->phy_type == e1000_phy_igp)
e1000_phy_init_script(hw);
return E1000_SUCCESS;
}
/******************************************************************************
-* Work-around for 82566 power-down: on D3 entry-
-* 1) disable gigabit link
-* 2) write VR power-down enable
-* 3) read it back
-* if successful continue, else issue LCD reset and repeat
-*
-* hw - struct containing variables accessed by shared code
-******************************************************************************/
-void
-e1000_phy_powerdown_workaround(struct e1000_hw *hw)
-{
- int32_t reg;
- uint16_t phy_data;
- int32_t retry = 0;
-
- DEBUGFUNC("e1000_phy_powerdown_workaround");
-
- if (hw->phy_type != e1000_phy_igp_3)
- return;
-
- do {
- /* Disable link */
- reg = E1000_READ_REG(hw, PHY_CTRL);
- E1000_WRITE_REG(hw, PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE |
- E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
-
- /* Write VR power-down enable */
- e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data);
- e1000_write_phy_reg(hw, IGP3_VR_CTRL, phy_data |
- IGP3_VR_CTRL_MODE_SHUT);
-
- /* Read it back and test */
- e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data);
- if ((phy_data & IGP3_VR_CTRL_MODE_SHUT) || retry)
- break;
-
- /* Issue PHY reset and repeat at most one more time */
- reg = E1000_READ_REG(hw, CTRL);
- E1000_WRITE_REG(hw, CTRL, reg | E1000_CTRL_PHY_RST);
- retry++;
- } while (retry);
-
- return;
-
-}
-
-/******************************************************************************
-* Work-around for 82566 Kumeran PCS lock loss:
-* On link status change (i.e. PCI reset, speed change) and link is up and
-* speed is gigabit-
-* 0) if workaround is optionally disabled do nothing
-* 1) wait 1ms for Kumeran link to come up
-* 2) check Kumeran Diagnostic register PCS lock loss bit
-* 3) if not set the link is locked (all is good), otherwise...
-* 4) reset the PHY
-* 5) repeat up to 10 times
-* Note: this is only called for IGP3 copper when speed is 1gb.
-*
-* hw - struct containing variables accessed by shared code
-******************************************************************************/
-static int32_t
-e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw)
-{
- int32_t ret_val;
- int32_t reg;
- int32_t cnt;
- uint16_t phy_data;
-
- if (hw->kmrn_lock_loss_workaround_disabled)
- return E1000_SUCCESS;
-
- /* Make sure link is up before proceeding. If not just return.
- * Attempting this while link is negotiating fouled up link
- * stability */
- ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
- ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-
- if (phy_data & MII_SR_LINK_STATUS) {
- for (cnt = 0; cnt < 10; cnt++) {
- /* read once to clear */
- ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data);
- if (ret_val)
- return ret_val;
- /* and again to get new status */
- ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data);
- if (ret_val)
- return ret_val;
-
- /* check for PCS lock */
- if (!(phy_data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
- return E1000_SUCCESS;
-
- /* Issue PHY reset */
- e1000_phy_hw_reset(hw);
- msec_delay_irq(5);
- }
- /* Disable GigE link negotiation */
- reg = E1000_READ_REG(hw, PHY_CTRL);
- E1000_WRITE_REG(hw, PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE |
- E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
-
- /* unable to acquire PCS lock */
- return E1000_ERR_PHY;
- }
-
- return E1000_SUCCESS;
-}
-
-/******************************************************************************
* Probes the expected PHY address for known PHY IDs
*
* hw - Struct containing variables accessed by shared code
******************************************************************************/
-int32_t
-e1000_detect_gig_phy(struct e1000_hw *hw)
+static s32 e1000_detect_gig_phy(struct e1000_hw *hw)
{
- int32_t phy_init_status, ret_val;
- uint16_t phy_id_high, phy_id_low;
- boolean_t match = FALSE;
+ s32 phy_init_status, ret_val;
+ u16 phy_id_high, phy_id_low;
+ bool match = false;
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;
+ if (hw->phy_id != 0)
return E1000_SUCCESS;
- }
-
- /* ESB-2 PHY reads require e1000_phy_gg82563 to be set because of a work-
- * around that forces PHY page 0 to be set or the reads fail. The rest of
- * the code in this routine uses e1000_read_phy_reg to read the PHY ID.
- * So for ESB-2 we need to have this set so our reads won't fail. If the
- * attached PHY is not a e1000_phy_gg82563, the routines below will figure
- * this out as well. */
- if (hw->mac_type == e1000_80003es2lan)
- hw->phy_type = e1000_phy_gg82563;
/* 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)
return ret_val;
- hw->phy_id = (uint32_t) (phy_id_high << 16);
+ hw->phy_id = (u32)(phy_id_high << 16);
udelay(20);
ret_val = e1000_read_phy_reg(hw, PHY_ID2, &phy_id_low);
if (ret_val)
return ret_val;
- hw->phy_id |= (uint32_t) (phy_id_low & PHY_REVISION_MASK);
- hw->phy_revision = (uint32_t) phy_id_low & ~PHY_REVISION_MASK;
+ hw->phy_id |= (u32)(phy_id_low & PHY_REVISION_MASK);
+ hw->phy_revision = (u32)phy_id_low & ~PHY_REVISION_MASK;
switch (hw->mac_type) {
case e1000_82543:
- if (hw->phy_id == M88E1000_E_PHY_ID) match = TRUE;
+ if (hw->phy_id == M88E1000_E_PHY_ID) match = true;
break;
case e1000_82544:
- if (hw->phy_id == M88E1000_I_PHY_ID) match = TRUE;
+ if (hw->phy_id == M88E1000_I_PHY_ID) match = true;
break;
case e1000_82540:
case e1000_82545:
case e1000_82545_rev_3:
case e1000_82546:
case e1000_82546_rev_3:
- if (hw->phy_id == M88E1011_I_PHY_ID) match = TRUE;
+ if (hw->phy_id == M88E1011_I_PHY_ID) match = true;
break;
case e1000_82541:
case e1000_82541_rev_2:
case e1000_82547:
case e1000_82547_rev_2:
- if (hw->phy_id == IGP01E1000_I_PHY_ID) match = TRUE;
- break;
- case e1000_82573:
- if (hw->phy_id == M88E1111_I_PHY_ID) match = TRUE;
- break;
- 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;
+ if (hw->phy_id == IGP01E1000_I_PHY_ID) match = true;
break;
default:
DEBUGOUT1("Invalid MAC type %d\n", hw->mac_type);
*
* hw - Struct containing variables accessed by shared code
******************************************************************************/
-static int32_t
-e1000_phy_reset_dsp(struct e1000_hw *hw)
+static s32 e1000_phy_reset_dsp(struct e1000_hw *hw)
{
- int32_t ret_val;
+ s32 ret_val;
DEBUGFUNC("e1000_phy_reset_dsp");
do {
- if (hw->phy_type != e1000_phy_gg82563) {
- ret_val = e1000_write_phy_reg(hw, 29, 0x001d);
- if (ret_val) break;
- }
+ ret_val = e1000_write_phy_reg(hw, 29, 0x001d);
+ if (ret_val) break;
ret_val = e1000_write_phy_reg(hw, 30, 0x00c1);
if (ret_val) break;
ret_val = e1000_write_phy_reg(hw, 30, 0x0000);
* hw - Struct containing variables accessed by shared code
* phy_info - PHY information structure
******************************************************************************/
-static int32_t
-e1000_phy_igp_get_info(struct e1000_hw *hw,
- struct e1000_phy_info *phy_info)
+static s32 e1000_phy_igp_get_info(struct e1000_hw *hw,
+ struct e1000_phy_info *phy_info)
{
- int32_t ret_val;
- uint16_t phy_data, polarity, min_length, max_length, average;
+ s32 ret_val;
+ u16 phy_data, min_length, max_length, average;
+ e1000_rev_polarity polarity;
DEBUGFUNC("e1000_phy_igp_get_info");
if (ret_val)
return ret_val;
- phy_info->mdix_mode = (phy_data & IGP01E1000_PSSR_MDIX) >>
- IGP01E1000_PSSR_MDIX_SHIFT;
+ phy_info->mdix_mode = (e1000_auto_x_mode)((phy_data & IGP01E1000_PSSR_MDIX) >>
+ IGP01E1000_PSSR_MDIX_SHIFT);
if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) ==
IGP01E1000_PSSR_SPEED_1000MBPS) {
if (ret_val)
return ret_val;
- phy_info->local_rx = (phy_data & SR_1000T_LOCAL_RX_STATUS) >>
- SR_1000T_LOCAL_RX_STATUS_SHIFT;
- phy_info->remote_rx = (phy_data & SR_1000T_REMOTE_RX_STATUS) >>
- SR_1000T_REMOTE_RX_STATUS_SHIFT;
+ phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >>
+ SR_1000T_LOCAL_RX_STATUS_SHIFT) ?
+ e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
+ phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >>
+ SR_1000T_REMOTE_RX_STATUS_SHIFT) ?
+ e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
/* Get cable length */
ret_val = e1000_get_cable_length(hw, &min_length, &max_length);
return E1000_SUCCESS;
}
+
/******************************************************************************
-* Get PHY information from various PHY registers for ife PHY only.
+* Get PHY information from various PHY registers fot m88 PHY only.
*
* hw - Struct containing variables accessed by shared code
* phy_info - PHY information structure
******************************************************************************/
-static int32_t
-e1000_phy_ife_get_info(struct e1000_hw *hw,
- struct e1000_phy_info *phy_info)
+static s32 e1000_phy_m88_get_info(struct e1000_hw *hw,
+ struct e1000_phy_info *phy_info)
{
- int32_t ret_val;
- uint16_t phy_data, polarity;
+ s32 ret_val;
+ u16 phy_data;
+ e1000_rev_polarity polarity;
- DEBUGFUNC("e1000_phy_ife_get_info");
+ DEBUGFUNC("e1000_phy_m88_get_info");
+ /* The downshift status is checked only once, after link is established,
+ * and it stored in the hw->speed_downgraded parameter. */
phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
- phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal;
- ret_val = e1000_read_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, &phy_data);
+ ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
if (ret_val)
return ret_val;
+
+ phy_info->extended_10bt_distance =
+ ((phy_data & M88E1000_PSCR_10BT_EXT_DIST_ENABLE) >>
+ M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT) ?
+ e1000_10bt_ext_dist_enable_lower : e1000_10bt_ext_dist_enable_normal;
+
phy_info->polarity_correction =
- (phy_data & IFE_PSC_AUTO_POLARITY_DISABLE) >>
- IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT;
+ ((phy_data & M88E1000_PSCR_POLARITY_REVERSAL) >>
+ M88E1000_PSCR_POLARITY_REVERSAL_SHIFT) ?
+ e1000_polarity_reversal_disabled : e1000_polarity_reversal_enabled;
- if (phy_info->polarity_correction == e1000_polarity_reversal_enabled) {
- ret_val = e1000_check_polarity(hw, &polarity);
- if (ret_val)
- return ret_val;
- } else {
- /* Polarity is forced. */
- polarity = (phy_data & IFE_PSC_FORCE_POLARITY) >>
- IFE_PSC_FORCE_POLARITY_SHIFT;
- }
+ /* Check polarity status */
+ ret_val = e1000_check_polarity(hw, &polarity);
+ if (ret_val)
+ return ret_val;
phy_info->cable_polarity = polarity;
- ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data);
+ ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
if (ret_val)
return ret_val;
- phy_info->mdix_mode =
- (phy_data & (IFE_PMC_AUTO_MDIX | IFE_PMC_FORCE_MDIX)) >>
- IFE_PMC_MDIX_MODE_SHIFT;
-
- return E1000_SUCCESS;
-}
-
-/******************************************************************************
-* Get PHY information from various PHY registers fot m88 PHY only.
-*
-* hw - Struct containing variables accessed by shared code
-* phy_info - PHY information structure
-******************************************************************************/
-static int32_t
-e1000_phy_m88_get_info(struct e1000_hw *hw,
- struct e1000_phy_info *phy_info)
-{
- int32_t ret_val;
- uint16_t phy_data, polarity;
-
- DEBUGFUNC("e1000_phy_m88_get_info");
-
- /* The downshift status is checked only once, after link is established,
- * and it stored in the hw->speed_downgraded parameter. */
- phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
-
- ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_info->extended_10bt_distance =
- (phy_data & M88E1000_PSCR_10BT_EXT_DIST_ENABLE) >>
- M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT;
- phy_info->polarity_correction =
- (phy_data & M88E1000_PSCR_POLARITY_REVERSAL) >>
- M88E1000_PSCR_POLARITY_REVERSAL_SHIFT;
-
- /* Check polarity status */
- ret_val = e1000_check_polarity(hw, &polarity);
- if (ret_val)
- return ret_val;
- phy_info->cable_polarity = polarity;
-
- ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_info->mdix_mode = (phy_data & M88E1000_PSSR_MDIX) >>
- M88E1000_PSSR_MDIX_SHIFT;
+ phy_info->mdix_mode = (e1000_auto_x_mode)((phy_data & M88E1000_PSSR_MDIX) >>
+ M88E1000_PSSR_MDIX_SHIFT);
if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) {
/* Cable Length Estimation and Local/Remote Receiver Information
* are only valid at 1000 Mbps.
*/
- if (hw->phy_type != e1000_phy_gg82563) {
- phy_info->cable_length = ((phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
- M88E1000_PSSR_CABLE_LENGTH_SHIFT);
- } else {
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE,
- &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_info->cable_length = phy_data & GG82563_DSPD_CABLE_LENGTH;
- }
+ phy_info->cable_length = (e1000_cable_length)((phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
+ M88E1000_PSSR_CABLE_LENGTH_SHIFT);
ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
if (ret_val)
return ret_val;
- phy_info->local_rx = (phy_data & SR_1000T_LOCAL_RX_STATUS) >>
- SR_1000T_LOCAL_RX_STATUS_SHIFT;
+ phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >>
+ SR_1000T_LOCAL_RX_STATUS_SHIFT) ?
+ e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
+ phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >>
+ SR_1000T_REMOTE_RX_STATUS_SHIFT) ?
+ e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
- phy_info->remote_rx = (phy_data & SR_1000T_REMOTE_RX_STATUS) >>
- SR_1000T_REMOTE_RX_STATUS_SHIFT;
}
return E1000_SUCCESS;
* hw - Struct containing variables accessed by shared code
* phy_info - PHY information structure
******************************************************************************/
-int32_t
-e1000_phy_get_info(struct e1000_hw *hw,
- struct e1000_phy_info *phy_info)
+s32 e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info)
{
- int32_t ret_val;
- uint16_t phy_data;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_phy_get_info");
return -E1000_ERR_CONFIG;
}
- if (hw->phy_type == e1000_phy_igp ||
- hw->phy_type == e1000_phy_igp_3 ||
- hw->phy_type == e1000_phy_igp_2)
+ if (hw->phy_type == e1000_phy_igp)
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);
}
-int32_t
-e1000_validate_mdi_setting(struct e1000_hw *hw)
+s32 e1000_validate_mdi_setting(struct e1000_hw *hw)
{
DEBUGFUNC("e1000_validate_mdi_settings");
/******************************************************************************
* Sets up eeprom variables in the hw struct. Must be called after mac_type
- * is configured. Additionally, if this is ICH8, the flash controller GbE
- * registers must be mapped, or this will crash.
+ * is configured.
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_init_eeprom_params(struct e1000_hw *hw)
+s32 e1000_init_eeprom_params(struct e1000_hw *hw)
{
struct e1000_eeprom_info *eeprom = &hw->eeprom;
- uint32_t eecd = E1000_READ_REG(hw, EECD);
- int32_t ret_val = E1000_SUCCESS;
- uint16_t eeprom_size;
+ u32 eecd = er32(EECD);
+ s32 ret_val = E1000_SUCCESS;
+ u16 eeprom_size;
DEBUGFUNC("e1000_init_eeprom_params");
eeprom->opcode_bits = 3;
eeprom->address_bits = 6;
eeprom->delay_usec = 50;
- eeprom->use_eerd = FALSE;
- eeprom->use_eewr = FALSE;
+ eeprom->use_eerd = false;
+ eeprom->use_eewr = false;
break;
case e1000_82540:
case e1000_82545:
eeprom->word_size = 64;
eeprom->address_bits = 6;
}
- eeprom->use_eerd = FALSE;
- eeprom->use_eewr = FALSE;
+ eeprom->use_eerd = false;
+ eeprom->use_eewr = false;
break;
case e1000_82541:
case e1000_82541_rev_2:
eeprom->address_bits = 6;
}
}
- 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;
- 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 = TRUE;
- eeprom->use_eewr = TRUE;
- if (e1000_is_onboard_nvm_eeprom(hw) == FALSE) {
- eeprom->type = e1000_eeprom_flash;
- eeprom->word_size = 2048;
-
- /* Ensure that the Autonomous FLASH update bit is cleared due to
- * Flash update issue on parts which use a FLASH for NVM. */
- eecd &= ~E1000_EECD_AUPDEN;
- E1000_WRITE_REG(hw, EECD, eecd);
- }
- break;
- case e1000_80003es2lan:
- 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 = 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);
-
+ eeprom->use_eerd = false;
+ eeprom->use_eewr = false;
break;
- }
default:
break;
}
/* eeprom_size will be an enum [0..8] that maps to eeprom sizes 128B to
* 32KB (incremented by powers of 2).
*/
- if (hw->mac_type <= e1000_82547_rev_2) {
- /* Set to default value for initial eeprom read. */
- eeprom->word_size = 64;
- ret_val = e1000_read_eeprom(hw, EEPROM_CFG, 1, &eeprom_size);
- if (ret_val)
- return ret_val;
- eeprom_size = (eeprom_size & EEPROM_SIZE_MASK) >> EEPROM_SIZE_SHIFT;
- /* 256B eeprom size was not supported in earlier hardware, so we
- * bump eeprom_size up one to ensure that "1" (which maps to 256B)
- * is never the result used in the shifting logic below. */
- if (eeprom_size)
- eeprom_size++;
- } else {
- eeprom_size = (uint16_t)((eecd & E1000_EECD_SIZE_EX_MASK) >>
- E1000_EECD_SIZE_EX_SHIFT);
- }
+ /* Set to default value for initial eeprom read. */
+ eeprom->word_size = 64;
+ ret_val = e1000_read_eeprom(hw, EEPROM_CFG, 1, &eeprom_size);
+ if (ret_val)
+ return ret_val;
+ eeprom_size = (eeprom_size & EEPROM_SIZE_MASK) >> EEPROM_SIZE_SHIFT;
+ /* 256B eeprom size was not supported in earlier hardware, so we
+ * bump eeprom_size up one to ensure that "1" (which maps to 256B)
+ * is never the result used in the shifting logic below. */
+ if (eeprom_size)
+ eeprom_size++;
eeprom->word_size = 1 << (eeprom_size + EEPROM_WORD_SIZE_SHIFT);
}
* hw - Struct containing variables accessed by shared code
* eecd - EECD's current value
*****************************************************************************/
-static void
-e1000_raise_ee_clk(struct e1000_hw *hw,
- uint32_t *eecd)
+static void e1000_raise_ee_clk(struct e1000_hw *hw, u32 *eecd)
{
/* Raise the clock input to the EEPROM (by setting the SK bit), and then
* wait <delay> microseconds.
*/
*eecd = *eecd | E1000_EECD_SK;
- E1000_WRITE_REG(hw, EECD, *eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, *eecd);
+ E1000_WRITE_FLUSH();
udelay(hw->eeprom.delay_usec);
}
* hw - Struct containing variables accessed by shared code
* eecd - EECD's current value
*****************************************************************************/
-static void
-e1000_lower_ee_clk(struct e1000_hw *hw,
- uint32_t *eecd)
+static void e1000_lower_ee_clk(struct e1000_hw *hw, u32 *eecd)
{
/* Lower the clock input to the EEPROM (by clearing the SK bit), and then
* wait 50 microseconds.
*/
*eecd = *eecd & ~E1000_EECD_SK;
- E1000_WRITE_REG(hw, EECD, *eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, *eecd);
+ E1000_WRITE_FLUSH();
udelay(hw->eeprom.delay_usec);
}
* data - data to send to the EEPROM
* count - number of bits to shift out
*****************************************************************************/
-static void
-e1000_shift_out_ee_bits(struct e1000_hw *hw,
- uint16_t data,
- uint16_t count)
+static void e1000_shift_out_ee_bits(struct e1000_hw *hw, u16 data, u16 count)
{
struct e1000_eeprom_info *eeprom = &hw->eeprom;
- uint32_t eecd;
- uint32_t mask;
+ u32 eecd;
+ u32 mask;
/* We need to shift "count" bits out to the EEPROM. So, value in the
* "data" parameter will be shifted out to the EEPROM one bit at a time.
* In order to do this, "data" must be broken down into bits.
*/
mask = 0x01 << (count - 1);
- eecd = E1000_READ_REG(hw, EECD);
+ eecd = er32(EECD);
if (eeprom->type == e1000_eeprom_microwire) {
eecd &= ~E1000_EECD_DO;
} else if (eeprom->type == e1000_eeprom_spi) {
if (data & mask)
eecd |= E1000_EECD_DI;
- E1000_WRITE_REG(hw, EECD, eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(eeprom->delay_usec);
/* We leave the "DI" bit set to "0" when we leave this routine. */
eecd &= ~E1000_EECD_DI;
- E1000_WRITE_REG(hw, EECD, eecd);
+ ew32(EECD, eecd);
}
/******************************************************************************
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-static uint16_t
-e1000_shift_in_ee_bits(struct e1000_hw *hw,
- uint16_t count)
+static u16 e1000_shift_in_ee_bits(struct e1000_hw *hw, u16 count)
{
- uint32_t eecd;
- uint32_t i;
- uint16_t data;
+ u32 eecd;
+ u32 i;
+ u16 data;
/* In order to read a register from the EEPROM, we need to shift 'count'
* bits in from the EEPROM. Bits are "shifted in" by raising the clock
* always be clear.
*/
- eecd = E1000_READ_REG(hw, EECD);
+ eecd = er32(EECD);
eecd &= ~(E1000_EECD_DO | E1000_EECD_DI);
data = 0;
data = data << 1;
e1000_raise_ee_clk(hw, &eecd);
- eecd = E1000_READ_REG(hw, EECD);
+ eecd = er32(EECD);
eecd &= ~(E1000_EECD_DI);
if (eecd & E1000_EECD_DO)
* Lowers EEPROM clock. Clears input pin. Sets the chip select pin. This
* function should be called before issuing a command to the EEPROM.
*****************************************************************************/
-static int32_t
-e1000_acquire_eeprom(struct e1000_hw *hw)
+static s32 e1000_acquire_eeprom(struct e1000_hw *hw)
{
struct e1000_eeprom_info *eeprom = &hw->eeprom;
- uint32_t eecd, i=0;
+ u32 eecd, i=0;
DEBUGFUNC("e1000_acquire_eeprom");
- if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM))
- return -E1000_ERR_SWFW_SYNC;
- 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;
- E1000_WRITE_REG(hw, EECD, eecd);
- DEBUGOUT("Could not acquire EEPROM grant\n");
- e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
- return -E1000_ERR_EEPROM;
- }
+ eecd = er32(EECD);
+
+ /* Request EEPROM Access */
+ if (hw->mac_type > e1000_82544) {
+ eecd |= E1000_EECD_REQ;
+ ew32(EECD, eecd);
+ eecd = er32(EECD);
+ while ((!(eecd & E1000_EECD_GNT)) &&
+ (i < E1000_EEPROM_GRANT_ATTEMPTS)) {
+ i++;
+ udelay(5);
+ eecd = er32(EECD);
+ }
+ if (!(eecd & E1000_EECD_GNT)) {
+ eecd &= ~E1000_EECD_REQ;
+ ew32(EECD, eecd);
+ DEBUGOUT("Could not acquire EEPROM grant\n");
+ return -E1000_ERR_EEPROM;
}
}
if (eeprom->type == e1000_eeprom_microwire) {
/* Clear SK and DI */
eecd &= ~(E1000_EECD_DI | E1000_EECD_SK);
- E1000_WRITE_REG(hw, EECD, eecd);
+ ew32(EECD, eecd);
/* Set CS */
eecd |= E1000_EECD_CS;
- E1000_WRITE_REG(hw, EECD, eecd);
+ ew32(EECD, eecd);
} else if (eeprom->type == e1000_eeprom_spi) {
/* Clear SK and CS */
eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
- E1000_WRITE_REG(hw, EECD, eecd);
+ ew32(EECD, eecd);
udelay(1);
}
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-static void
-e1000_standby_eeprom(struct e1000_hw *hw)
+static void e1000_standby_eeprom(struct e1000_hw *hw)
{
struct e1000_eeprom_info *eeprom = &hw->eeprom;
- uint32_t eecd;
+ u32 eecd;
- eecd = E1000_READ_REG(hw, EECD);
+ eecd = er32(EECD);
if (eeprom->type == e1000_eeprom_microwire) {
eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
- E1000_WRITE_REG(hw, EECD, eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(eeprom->delay_usec);
/* Clock high */
eecd |= E1000_EECD_SK;
- E1000_WRITE_REG(hw, EECD, eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(eeprom->delay_usec);
/* Select EEPROM */
eecd |= E1000_EECD_CS;
- E1000_WRITE_REG(hw, EECD, eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(eeprom->delay_usec);
/* Clock low */
eecd &= ~E1000_EECD_SK;
- E1000_WRITE_REG(hw, EECD, eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(eeprom->delay_usec);
} else if (eeprom->type == e1000_eeprom_spi) {
/* Toggle CS to flush commands */
eecd |= E1000_EECD_CS;
- E1000_WRITE_REG(hw, EECD, eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(eeprom->delay_usec);
eecd &= ~E1000_EECD_CS;
- E1000_WRITE_REG(hw, EECD, eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(eeprom->delay_usec);
}
}
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-static void
-e1000_release_eeprom(struct e1000_hw *hw)
+static void e1000_release_eeprom(struct e1000_hw *hw)
{
- uint32_t eecd;
+ u32 eecd;
DEBUGFUNC("e1000_release_eeprom");
- eecd = E1000_READ_REG(hw, EECD);
+ eecd = er32(EECD);
if (hw->eeprom.type == e1000_eeprom_spi) {
eecd |= E1000_EECD_CS; /* Pull CS high */
eecd &= ~E1000_EECD_SK; /* Lower SCK */
- E1000_WRITE_REG(hw, EECD, eecd);
+ ew32(EECD, eecd);
udelay(hw->eeprom.delay_usec);
} else if (hw->eeprom.type == e1000_eeprom_microwire) {
/* CS on Microwire is active-high */
eecd &= ~(E1000_EECD_CS | E1000_EECD_DI);
- E1000_WRITE_REG(hw, EECD, eecd);
+ ew32(EECD, eecd);
/* Rising edge of clock */
eecd |= E1000_EECD_SK;
- E1000_WRITE_REG(hw, EECD, eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(hw->eeprom.delay_usec);
/* Falling edge of clock */
eecd &= ~E1000_EECD_SK;
- E1000_WRITE_REG(hw, EECD, eecd);
- E1000_WRITE_FLUSH(hw);
+ ew32(EECD, eecd);
+ E1000_WRITE_FLUSH();
udelay(hw->eeprom.delay_usec);
}
/* Stop requesting EEPROM access */
if (hw->mac_type > e1000_82544) {
eecd &= ~E1000_EECD_REQ;
- E1000_WRITE_REG(hw, EECD, eecd);
+ ew32(EECD, eecd);
}
-
- e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
}
/******************************************************************************
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_spi_eeprom_ready(struct e1000_hw *hw)
+static s32 e1000_spi_eeprom_ready(struct e1000_hw *hw)
{
- uint16_t retry_count = 0;
- uint8_t spi_stat_reg;
+ u16 retry_count = 0;
+ u8 spi_stat_reg;
DEBUGFUNC("e1000_spi_eeprom_ready");
do {
e1000_shift_out_ee_bits(hw, EEPROM_RDSR_OPCODE_SPI,
hw->eeprom.opcode_bits);
- spi_stat_reg = (uint8_t)e1000_shift_in_ee_bits(hw, 8);
+ spi_stat_reg = (u8)e1000_shift_in_ee_bits(hw, 8);
if (!(spi_stat_reg & EEPROM_STATUS_RDY_SPI))
break;
* data - word read from the EEPROM
* words - number of words to read
*****************************************************************************/
-int32_t
-e1000_read_eeprom(struct e1000_hw *hw,
- uint16_t offset,
- uint16_t words,
- uint16_t *data)
+s32 e1000_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
+{
+ s32 ret;
+ spin_lock(&e1000_eeprom_lock);
+ ret = e1000_do_read_eeprom(hw, offset, words, data);
+ spin_unlock(&e1000_eeprom_lock);
+ return ret;
+}
+
+static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
{
struct e1000_eeprom_info *eeprom = &hw->eeprom;
- uint32_t i = 0;
- int32_t ret_val;
+ u32 i = 0;
DEBUGFUNC("e1000_read_eeprom");
+ /* If eeprom is not yet detected, do so now */
+ if (eeprom->word_size == 0)
+ e1000_init_eeprom_params(hw);
+
/* A check for invalid values: offset too large, too many words, and not
* enough words.
*/
if ((offset >= eeprom->word_size) || (words > eeprom->word_size - offset) ||
(words == 0)) {
- DEBUGOUT("\"words\" parameter out of bounds\n");
+ DEBUGOUT2("\"words\" parameter out of bounds. Words = %d, size = %d\n", offset, eeprom->word_size);
return -E1000_ERR_EEPROM;
}
- /* FLASH reads without acquiring the semaphore are safe */
- if (e1000_is_onboard_nvm_eeprom(hw) == TRUE &&
- hw->eeprom.use_eerd == FALSE) {
- switch (hw->mac_type) {
- case e1000_80003es2lan:
- break;
- default:
- /* Prepare the EEPROM for reading */
- if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
- return -E1000_ERR_EEPROM;
- break;
- }
- }
-
- if (eeprom->use_eerd == TRUE) {
- ret_val = e1000_read_eeprom_eerd(hw, offset, words, data);
- if ((e1000_is_onboard_nvm_eeprom(hw) == TRUE) ||
- (hw->mac_type != e1000_82573))
- e1000_release_eeprom(hw);
- return ret_val;
+ /* EEPROM's that don't use EERD to read require us to bit-bang the SPI
+ * directly. In this case, we need to acquire the EEPROM so that
+ * FW or other port software does not interrupt.
+ */
+ if (!hw->eeprom.use_eerd) {
+ /* Prepare the EEPROM for bit-bang reading */
+ if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
+ return -E1000_ERR_EEPROM;
}
- if (eeprom->type == e1000_eeprom_ich8)
- return e1000_read_eeprom_ich8(hw, offset, words, data);
+ /* Eerd register EEPROM access requires no eeprom aquire/release */
+ if (eeprom->use_eerd)
+ return e1000_read_eeprom_eerd(hw, offset, words, data);
+ /* Set up the SPI or Microwire EEPROM for bit-bang reading. We have
+ * acquired the EEPROM at this point, so any returns should relase it */
if (eeprom->type == e1000_eeprom_spi) {
- uint16_t word_in;
- uint8_t read_opcode = EEPROM_READ_OPCODE_SPI;
+ u16 word_in;
+ u8 read_opcode = EEPROM_READ_OPCODE_SPI;
if (e1000_spi_eeprom_ready(hw)) {
e1000_release_eeprom(hw);
/* Send the READ command (opcode + addr) */
e1000_shift_out_ee_bits(hw, read_opcode, eeprom->opcode_bits);
- e1000_shift_out_ee_bits(hw, (uint16_t)(offset*2), eeprom->address_bits);
+ e1000_shift_out_ee_bits(hw, (u16)(offset*2), eeprom->address_bits);
/* Read the data. The address of the eeprom internally increments with
* each byte (spi) being read, saving on the overhead of eeprom setup
/* Send the READ command (opcode + addr) */
e1000_shift_out_ee_bits(hw, EEPROM_READ_OPCODE_MICROWIRE,
eeprom->opcode_bits);
- e1000_shift_out_ee_bits(hw, (uint16_t)(offset + i),
+ e1000_shift_out_ee_bits(hw, (u16)(offset + i),
eeprom->address_bits);
/* Read the data. For microwire, each word requires the overhead
* data - word read from the EEPROM
* words - number of words to read
*****************************************************************************/
-static int32_t
-e1000_read_eeprom_eerd(struct e1000_hw *hw,
- uint16_t offset,
- uint16_t words,
- uint16_t *data)
+static s32 e1000_read_eeprom_eerd(struct e1000_hw *hw, u16 offset, u16 words,
+ u16 *data)
{
- uint32_t i, eerd = 0;
- int32_t error = 0;
+ u32 i, eerd = 0;
+ s32 error = 0;
for (i = 0; i < words; i++) {
eerd = ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) +
E1000_EEPROM_RW_REG_START;
- E1000_WRITE_REG(hw, EERD, eerd);
+ ew32(EERD, eerd);
error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_READ);
if (error) {
break;
}
- data[i] = (E1000_READ_REG(hw, EERD) >> E1000_EEPROM_RW_REG_DATA);
+ data[i] = (er32(EERD) >> E1000_EEPROM_RW_REG_DATA);
}
* data - word read from the EEPROM
* words - number of words to read
*****************************************************************************/
-static int32_t
-e1000_write_eeprom_eewr(struct e1000_hw *hw,
- uint16_t offset,
- uint16_t words,
- uint16_t *data)
+static s32 e1000_write_eeprom_eewr(struct e1000_hw *hw, u16 offset, u16 words,
+ u16 *data)
{
- uint32_t register_value = 0;
- uint32_t i = 0;
- int32_t error = 0;
+ u32 register_value = 0;
+ u32 i = 0;
+ s32 error = 0;
- if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM))
- return -E1000_ERR_SWFW_SYNC;
for (i = 0; i < words; i++) {
register_value = (data[i] << E1000_EEPROM_RW_REG_DATA) |
break;
}
- E1000_WRITE_REG(hw, EEWR, register_value);
+ ew32(EEWR, register_value);
error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE);
}
}
- e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
return error;
}
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-static int32_t
-e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd)
+static s32 e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd)
{
- uint32_t attempts = 100000;
- uint32_t i, reg = 0;
- int32_t done = E1000_ERR_EEPROM;
+ u32 attempts = 100000;
+ u32 i, reg = 0;
+ s32 done = E1000_ERR_EEPROM;
for (i = 0; i < attempts; i++) {
if (eerd == E1000_EEPROM_POLL_READ)
- reg = E1000_READ_REG(hw, EERD);
+ reg = er32(EERD);
else
- reg = E1000_READ_REG(hw, EEWR);
+ reg = er32(EEWR);
if (reg & E1000_EEPROM_RW_REG_DONE) {
done = E1000_SUCCESS;
return done;
}
-/***************************************************************************
-* Description: Determines if the onboard NVM is FLASH or EEPROM.
-*
-* hw - Struct containing variables accessed by shared code
-****************************************************************************/
-static boolean_t
-e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw)
-{
- uint32_t eecd = 0;
-
- DEBUGFUNC("e1000_is_onboard_nvm_eeprom");
-
- if (hw->mac_type == e1000_ich8lan)
- return FALSE;
-
- if (hw->mac_type == e1000_82573) {
- eecd = E1000_READ_REG(hw, EECD);
-
- /* Isolate bits 15 & 16 */
- eecd = ((eecd >> 15) & 0x03);
-
- /* If both bits are set, device is Flash type */
- if (eecd == 0x03) {
- return FALSE;
- }
- }
- return TRUE;
-}
-
/******************************************************************************
* Verifies that the EEPROM has a valid checksum
*
* If the the sum of the 64 16 bit words is 0xBABA, the EEPROM's checksum is
* valid.
*****************************************************************************/
-int32_t
-e1000_validate_eeprom_checksum(struct e1000_hw *hw)
+s32 e1000_validate_eeprom_checksum(struct e1000_hw *hw)
{
- uint16_t checksum = 0;
- uint16_t i, eeprom_data;
+ u16 checksum = 0;
+ u16 i, eeprom_data;
DEBUGFUNC("e1000_validate_eeprom_checksum");
- if ((hw->mac_type == e1000_82573) &&
- (e1000_is_onboard_nvm_eeprom(hw) == FALSE)) {
- /* Check bit 4 of word 10h. If it is 0, firmware is done updating
- * 10h-12h. Checksum may need to be fixed. */
- e1000_read_eeprom(hw, 0x10, 1, &eeprom_data);
- if ((eeprom_data & 0x10) == 0) {
- /* Read 0x23 and check bit 15. This bit is a 1 when the checksum
- * has already been fixed. If the checksum is still wrong and this
- * bit is a 1, we need to return bad checksum. Otherwise, we need
- * to set this bit to a 1 and update the checksum. */
- e1000_read_eeprom(hw, 0x23, 1, &eeprom_data);
- if ((eeprom_data & 0x8000) == 0) {
- eeprom_data |= 0x8000;
- e1000_write_eeprom(hw, 0x23, 1, &eeprom_data);
- e1000_update_eeprom_checksum(hw);
- }
- }
- }
-
- 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");
checksum += eeprom_data;
}
- if (checksum == (uint16_t) EEPROM_SUM)
+ if (checksum == (u16)EEPROM_SUM)
return E1000_SUCCESS;
else {
DEBUGOUT("EEPROM Checksum Invalid\n");
* Sums the first 63 16 bit words of the EEPROM. Subtracts the sum from 0xBABA.
* Writes the difference to word offset 63 of the EEPROM.
*****************************************************************************/
-int32_t
-e1000_update_eeprom_checksum(struct e1000_hw *hw)
+s32 e1000_update_eeprom_checksum(struct e1000_hw *hw)
{
- uint32_t ctrl_ext;
- uint16_t checksum = 0;
- uint16_t i, eeprom_data;
+ u16 checksum = 0;
+ u16 i, eeprom_data;
DEBUGFUNC("e1000_update_eeprom_checksum");
}
checksum += eeprom_data;
}
- checksum = (uint16_t) EEPROM_SUM - checksum;
+ checksum = (u16)EEPROM_SUM - checksum;
if (e1000_write_eeprom(hw, EEPROM_CHECKSUM_REG, 1, &checksum) < 0) {
DEBUGOUT("EEPROM Write Error\n");
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;
}
* If e1000_update_eeprom_checksum is not called after this function, the
* EEPROM will most likely contain an invalid checksum.
*****************************************************************************/
-int32_t
-e1000_write_eeprom(struct e1000_hw *hw,
- uint16_t offset,
- uint16_t words,
- uint16_t *data)
+s32 e1000_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
+{
+ s32 ret;
+ spin_lock(&e1000_eeprom_lock);
+ ret = e1000_do_write_eeprom(hw, offset, words, data);
+ spin_unlock(&e1000_eeprom_lock);
+ return ret;
+}
+
+
+static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
{
struct e1000_eeprom_info *eeprom = &hw->eeprom;
- int32_t status = 0;
+ s32 status = 0;
DEBUGFUNC("e1000_write_eeprom");
+ /* If eeprom is not yet detected, do so now */
+ if (eeprom->word_size == 0)
+ e1000_init_eeprom_params(hw);
+
/* A check for invalid values: offset too large, too many words, and not
* enough words.
*/
return -E1000_ERR_EEPROM;
}
- /* 82573 writes only through eewr */
- if (eeprom->use_eewr == TRUE)
+ if (eeprom->use_eewr)
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;
status = e1000_write_eeprom_microwire(hw, offset, words, data);
} else {
status = e1000_write_eeprom_spi(hw, offset, words, data);
- msec_delay(10);
+ msleep(10);
}
/* Done with writing */
* data - pointer to array of 8 bit words to be written to the EEPROM
*
*****************************************************************************/
-int32_t
-e1000_write_eeprom_spi(struct e1000_hw *hw,
- uint16_t offset,
- uint16_t words,
- uint16_t *data)
+static s32 e1000_write_eeprom_spi(struct e1000_hw *hw, u16 offset, u16 words,
+ u16 *data)
{
struct e1000_eeprom_info *eeprom = &hw->eeprom;
- uint16_t widx = 0;
+ u16 widx = 0;
DEBUGFUNC("e1000_write_eeprom_spi");
while (widx < words) {
- uint8_t write_opcode = EEPROM_WRITE_OPCODE_SPI;
+ u8 write_opcode = EEPROM_WRITE_OPCODE_SPI;
if (e1000_spi_eeprom_ready(hw)) return -E1000_ERR_EEPROM;
/* Send the Write command (8-bit opcode + addr) */
e1000_shift_out_ee_bits(hw, write_opcode, eeprom->opcode_bits);
- e1000_shift_out_ee_bits(hw, (uint16_t)((offset + widx)*2),
+ e1000_shift_out_ee_bits(hw, (u16)((offset + widx)*2),
eeprom->address_bits);
/* Send the data */
/* Loop to allow for up to whole page write (32 bytes) of eeprom */
while (widx < words) {
- uint16_t word_out = data[widx];
+ u16 word_out = data[widx];
word_out = (word_out >> 8) | (word_out << 8);
e1000_shift_out_ee_bits(hw, word_out, 16);
widx++;
* data - pointer to array of 16 bit words to be written to the EEPROM
*
*****************************************************************************/
-int32_t
-e1000_write_eeprom_microwire(struct e1000_hw *hw,
- uint16_t offset,
- uint16_t words,
- uint16_t *data)
+static s32 e1000_write_eeprom_microwire(struct e1000_hw *hw, u16 offset,
+ u16 words, u16 *data)
{
struct e1000_eeprom_info *eeprom = &hw->eeprom;
- uint32_t eecd;
- uint16_t words_written = 0;
- uint16_t i = 0;
+ u32 eecd;
+ u16 words_written = 0;
+ u16 i = 0;
DEBUGFUNC("e1000_write_eeprom_microwire");
* EEPROM into write/erase mode.
*/
e1000_shift_out_ee_bits(hw, EEPROM_EWEN_OPCODE_MICROWIRE,
- (uint16_t)(eeprom->opcode_bits + 2));
+ (u16)(eeprom->opcode_bits + 2));
- e1000_shift_out_ee_bits(hw, 0, (uint16_t)(eeprom->address_bits - 2));
+ e1000_shift_out_ee_bits(hw, 0, (u16)(eeprom->address_bits - 2));
/* Prepare the EEPROM */
e1000_standby_eeprom(hw);
e1000_shift_out_ee_bits(hw, EEPROM_WRITE_OPCODE_MICROWIRE,
eeprom->opcode_bits);
- e1000_shift_out_ee_bits(hw, (uint16_t)(offset + words_written),
+ e1000_shift_out_ee_bits(hw, (u16)(offset + words_written),
eeprom->address_bits);
/* Send the data */
* If DO does not go high in 10 milliseconds, then error out.
*/
for (i = 0; i < 200; i++) {
- eecd = E1000_READ_REG(hw, EECD);
+ eecd = er32(EECD);
if (eecd & E1000_EECD_DO) break;
udelay(50);
}
* EEPROM out of write/erase mode.
*/
e1000_shift_out_ee_bits(hw, EEPROM_EWDS_OPCODE_MICROWIRE,
- (uint16_t)(eeprom->opcode_bits + 2));
+ (u16)(eeprom->opcode_bits + 2));
- e1000_shift_out_ee_bits(hw, 0, (uint16_t)(eeprom->address_bits - 2));
+ e1000_shift_out_ee_bits(hw, 0, (u16)(eeprom->address_bits - 2));
return E1000_SUCCESS;
}
/******************************************************************************
- * Flushes the cached eeprom to NVM. This is done by saving the modified values
- * in the eeprom cache and the non modified values in the currently active bank
- * to the new bank.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset of word in the EEPROM to read
- * data - word read from the EEPROM
- * words - number of words to read
- *****************************************************************************/
-static int32_t
-e1000_commit_shadow_ram(struct e1000_hw *hw)
-{
- uint32_t attempts = 100000;
- uint32_t eecd = 0;
- uint32_t flop = 0;
- uint32_t i = 0;
- int32_t error = E1000_SUCCESS;
- 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) {
- break;
- }
- udelay(5);
- }
-
- if (i == attempts) {
- return -E1000_ERR_EEPROM;
- }
-
- /* If STM opcode located in bits 15:8 of flop, reset firmware */
- if ((flop & 0xFF00) == E1000_STM_OPCODE) {
- E1000_WRITE_REG(hw, HICR, E1000_HICR_FW_RESET);
- }
-
- /* Perform the flash update */
- E1000_WRITE_REG(hw, EECD, eecd | E1000_EECD_FLUPD);
-
- for (i=0; i < attempts; i++) {
- eecd = E1000_READ_REG(hw, EECD);
- if ((eecd & E1000_EECD_FLUPD) == 0) {
- break;
- }
- udelay(5);
- }
-
- if (i == attempts) {
- return -E1000_ERR_EEPROM;
- }
- }
-
- 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;
-}
-
-/******************************************************************************
* Reads the adapter's MAC address from the EEPROM and inverts the LSB for the
* second function of dual function devices
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_read_mac_addr(struct e1000_hw * hw)
+s32 e1000_read_mac_addr(struct e1000_hw *hw)
{
- uint16_t offset;
- uint16_t eeprom_data, i;
+ u16 offset;
+ u16 eeprom_data, i;
DEBUGFUNC("e1000_read_mac_addr");
DEBUGOUT("EEPROM Read Error\n");
return -E1000_ERR_EEPROM;
}
- hw->perm_mac_addr[i] = (uint8_t) (eeprom_data & 0x00FF);
- hw->perm_mac_addr[i+1] = (uint8_t) (eeprom_data >> 8);
+ hw->perm_mac_addr[i] = (u8)(eeprom_data & 0x00FF);
+ hw->perm_mac_addr[i+1] = (u8)(eeprom_data >> 8);
}
switch (hw->mac_type) {
break;
case e1000_82546:
case e1000_82546_rev_3:
- case e1000_82571:
- case e1000_80003es2lan:
- if (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)
+ if (er32(STATUS) & E1000_STATUS_FUNC_1)
hw->perm_mac_addr[5] ^= 0x01;
break;
}
* of the receive addresss registers. Clears the multicast table. Assumes
* the receiver is in reset when the routine is called.
*****************************************************************************/
-static void
-e1000_init_rx_addrs(struct e1000_hw *hw)
+static void e1000_init_rx_addrs(struct e1000_hw *hw)
{
- uint32_t i;
- uint32_t rar_num;
+ u32 i;
+ u32 rar_num;
DEBUGFUNC("e1000_init_rx_addrs");
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;
- 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++) {
E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0);
- E1000_WRITE_FLUSH(hw);
- E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0);
- E1000_WRITE_FLUSH(hw);
- }
-}
-
-/******************************************************************************
- * Updates the MAC's list of multicast addresses.
- *
- * hw - Struct containing variables accessed by shared code
- * mc_addr_list - the list of new multicast addresses
- * mc_addr_count - number of addresses
- * pad - number of bytes between addresses in the list
- * rar_used_count - offset where to start adding mc addresses into the RAR's
- *
- * The given list replaces any existing list. Clears the last 15 receive
- * address registers and the multicast table. Uses receive address registers
- * for the first 15 multicast addresses, and hashes the rest into the
- * multicast table.
- *****************************************************************************/
-#if 0
-void
-e1000_mc_addr_list_update(struct e1000_hw *hw,
- uint8_t *mc_addr_list,
- uint32_t mc_addr_count,
- uint32_t pad,
- uint32_t rar_used_count)
-{
- uint32_t hash_value;
- uint32_t i;
- uint32_t num_rar_entry;
- uint32_t num_mta_entry;
-
- DEBUGFUNC("e1000_mc_addr_list_update");
-
- /* Set the new number of MC addresses that we are being requested to use. */
- hw->num_mc_addrs = mc_addr_count;
-
- /* 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. */
- 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_FLUSH(hw);
+ E1000_WRITE_FLUSH();
E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0);
- E1000_WRITE_FLUSH(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);
- }
-
- /* Add the new addresses */
- for (i = 0; i < mc_addr_count; i++) {
- DEBUGOUT(" Adding the multicast addresses:\n");
- DEBUGOUT7(" MC Addr #%d =%.2X %.2X %.2X %.2X %.2X %.2X\n", i,
- mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad)],
- mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 1],
- mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 2],
- mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 3],
- mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 4],
- mc_addr_list[i * (ETH_LENGTH_OF_ADDRESS + pad) + 5]);
-
- hash_value = e1000_hash_mc_addr(hw,
- mc_addr_list +
- (i * (ETH_LENGTH_OF_ADDRESS + pad)));
-
- DEBUGOUT1(" Hash value = 0x%03X\n", hash_value);
-
- /* Place this multicast address in the RAR if there is room, *
- * else put it in the MTA
- */
- if (rar_used_count < num_rar_entry) {
- e1000_rar_set(hw,
- mc_addr_list + (i * (ETH_LENGTH_OF_ADDRESS + pad)),
- rar_used_count);
- rar_used_count++;
- } else {
- e1000_mta_set(hw, hash_value);
- }
+ E1000_WRITE_FLUSH();
}
- DEBUGOUT("MC Update Complete\n");
}
-#endif /* 0 */
/******************************************************************************
* Hashes an address to determine its location in the multicast table
* hw - Struct containing variables accessed by shared code
* mc_addr - the multicast address to hash
*****************************************************************************/
-uint32_t
-e1000_hash_mc_addr(struct e1000_hw *hw,
- uint8_t *mc_addr)
+u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
{
- uint32_t hash_value = 0;
+ u32 hash_value = 0;
/* The portion of the address that is used for the hash table is
* determined by the mc_filter_type setting.
* LSB MSB
*/
case 0:
- 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));
- }
+ /* [47:36] i.e. 0x563 for above example address */
+ hash_value = ((mc_addr[4] >> 4) | (((u16)mc_addr[5]) << 4));
break;
case 1:
- 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));
- }
+ /* [46:35] i.e. 0xAC6 for above example address */
+ hash_value = ((mc_addr[4] >> 3) | (((u16)mc_addr[5]) << 5));
break;
case 2:
- 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));
- }
+ /* [45:34] i.e. 0x5D8 for above example address */
+ hash_value = ((mc_addr[4] >> 2) | (((u16)mc_addr[5]) << 6));
break;
case 3:
- 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));
- }
+ /* [43:32] i.e. 0x634 for above example address */
+ hash_value = ((mc_addr[4]) | (((u16)mc_addr[5]) << 8));
break;
}
hash_value &= 0xFFF;
- if (hw->mac_type == e1000_ich8lan)
- hash_value &= 0x3FF;
-
return hash_value;
}
/******************************************************************************
- * Sets the bit in the multicast table corresponding to the hash value.
- *
- * hw - Struct containing variables accessed by shared code
- * hash_value - Multicast address hash value
- *****************************************************************************/
-void
-e1000_mta_set(struct e1000_hw *hw,
- uint32_t hash_value)
-{
- uint32_t hash_bit, hash_reg;
- uint32_t mta;
- uint32_t temp;
-
- /* The MTA is a register array of 128 32-bit registers.
- * It is treated like an array of 4096 bits. We want to set
- * bit BitArray[hash_value]. So we figure out what register
- * the bit is in, read it, OR in the new bit, then write
- * back the new value. The register is determined by the
- * upper 7 bits of the hash value and the bit within that
- * 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);
-
- mta |= (1 << hash_bit);
-
- /* If we are on an 82544 and we are trying to write an odd offset
- * in the MTA, save off the previous entry before writing and
- * restore the old value after writing.
- */
- if ((hw->mac_type == e1000_82544) && ((hash_reg & 0x1) == 1)) {
- temp = E1000_READ_REG_ARRAY(hw, MTA, (hash_reg - 1));
- E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta);
- E1000_WRITE_FLUSH(hw);
- E1000_WRITE_REG_ARRAY(hw, MTA, (hash_reg - 1), temp);
- E1000_WRITE_FLUSH(hw);
- } else {
- E1000_WRITE_REG_ARRAY(hw, MTA, hash_reg, mta);
- E1000_WRITE_FLUSH(hw);
- }
-}
-
-/******************************************************************************
* Puts an ethernet address into a receive address register.
*
* hw - Struct containing variables accessed by shared code
* addr - Address to put into receive address register
* index - Receive address register to write
*****************************************************************************/
-void
-e1000_rar_set(struct e1000_hw *hw,
- uint8_t *addr,
- uint32_t index)
+void e1000_rar_set(struct e1000_hw *hw, u8 *addr, u32 index)
{
- uint32_t rar_low, rar_high;
+ u32 rar_low, rar_high;
/* HW expects these in little endian so we reverse the byte order
* from network order (big endian) to little endian
*/
- rar_low = ((uint32_t) addr[0] |
- ((uint32_t) addr[1] << 8) |
- ((uint32_t) addr[2] << 16) | ((uint32_t) addr[3] << 24));
- rar_high = ((uint32_t) addr[4] | ((uint32_t) addr[5] << 8));
+ rar_low = ((u32)addr[0] | ((u32)addr[1] << 8) |
+ ((u32)addr[2] << 16) | ((u32)addr[3] << 24));
+ rar_high = ((u32)addr[4] | ((u32)addr[5] << 8));
/* Disable Rx and flush all Rx frames before enabling RSS to avoid Rx
* unit hang.
* on our merry way.
*/
switch (hw->mac_type) {
- case e1000_82571:
- case e1000_82572:
- case e1000_80003es2lan:
- if (hw->leave_av_bit_off == TRUE)
- break;
default:
/* Indicate to hardware the Address is Valid. */
rar_high |= E1000_RAH_AV;
}
E1000_WRITE_REG_ARRAY(hw, RA, (index << 1), rar_low);
- E1000_WRITE_FLUSH(hw);
+ E1000_WRITE_FLUSH();
E1000_WRITE_REG_ARRAY(hw, RA, ((index << 1) + 1), rar_high);
- E1000_WRITE_FLUSH(hw);
+ E1000_WRITE_FLUSH();
}
/******************************************************************************
* offset - Offset in VLAN filer table to write
* value - Value to write into VLAN filter table
*****************************************************************************/
-void
-e1000_write_vfta(struct e1000_hw *hw,
- uint32_t offset,
- uint32_t value)
+void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value)
{
- uint32_t temp;
-
- if (hw->mac_type == e1000_ich8lan)
- return;
+ u32 temp;
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);
+ E1000_WRITE_FLUSH();
E1000_WRITE_REG_ARRAY(hw, VFTA, (offset - 1), temp);
- E1000_WRITE_FLUSH(hw);
+ E1000_WRITE_FLUSH();
} else {
E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
- E1000_WRITE_FLUSH(hw);
+ E1000_WRITE_FLUSH();
}
}
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-static void
-e1000_clear_vfta(struct e1000_hw *hw)
+static void e1000_clear_vfta(struct e1000_hw *hw)
{
- uint32_t offset;
- uint32_t vfta_value = 0;
- 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
- * ID. The following operations determine which 32b entry
- * (i.e. offset) into the array we want to set the VLAN ID
- * (i.e. bit) of the manageability unit. */
- vfta_offset = (hw->mng_cookie.vlan_id >>
- E1000_VFTA_ENTRY_SHIFT) &
- E1000_VFTA_ENTRY_MASK;
- vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id &
- E1000_VFTA_ENTRY_BIT_SHIFT_MASK);
- }
- }
+ u32 offset;
+ u32 vfta_value = 0;
+ u32 vfta_offset = 0;
+ u32 vfta_bit_in_reg = 0;
+
for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) {
/* If the offset we want to clear is the same offset of the
* manageability VLAN ID, then clear all bits except that of the
* manageability unit */
vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0;
E1000_WRITE_REG_ARRAY(hw, VFTA, offset, vfta_value);
- E1000_WRITE_FLUSH(hw);
+ E1000_WRITE_FLUSH();
}
}
-static int32_t
-e1000_id_led_init(struct e1000_hw * hw)
+static s32 e1000_id_led_init(struct e1000_hw *hw)
{
- uint32_t ledctl;
- const uint32_t ledctl_mask = 0x000000FF;
- const uint32_t ledctl_on = E1000_LEDCTL_MODE_LED_ON;
- const uint32_t ledctl_off = E1000_LEDCTL_MODE_LED_OFF;
- uint16_t eeprom_data, i, temp;
- const uint16_t led_mask = 0x0F;
+ u32 ledctl;
+ const u32 ledctl_mask = 0x000000FF;
+ const u32 ledctl_on = E1000_LEDCTL_MODE_LED_ON;
+ const u32 ledctl_off = E1000_LEDCTL_MODE_LED_OFF;
+ u16 eeprom_data, i, temp;
+ const u16 led_mask = 0x0F;
DEBUGFUNC("e1000_id_led_init");
return E1000_SUCCESS;
}
- ledctl = E1000_READ_REG(hw, LEDCTL);
+ ledctl = er32(LEDCTL);
hw->ledctl_default = ledctl;
hw->ledctl_mode1 = hw->ledctl_default;
hw->ledctl_mode2 = hw->ledctl_default;
return -E1000_ERR_EEPROM;
}
- 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) ||
+ 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) {
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_setup_led(struct e1000_hw *hw)
+s32 e1000_setup_led(struct e1000_hw *hw)
{
- uint32_t ledctl;
- int32_t ret_val = E1000_SUCCESS;
+ u32 ledctl;
+ s32 ret_val = E1000_SUCCESS;
DEBUGFUNC("e1000_setup_led");
if (ret_val)
return ret_val;
ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
- (uint16_t)(hw->phy_spd_default &
+ (u16)(hw->phy_spd_default &
~IGP01E1000_GMII_SPD));
if (ret_val)
return ret_val;
/* Fall Through */
default:
if (hw->media_type == e1000_media_type_fiber) {
- ledctl = E1000_READ_REG(hw, LEDCTL);
+ ledctl = er32(LEDCTL);
/* Save current LEDCTL settings */
hw->ledctl_default = ledctl;
/* Turn off LED0 */
E1000_LEDCTL_LED0_MODE_MASK);
ledctl |= (E1000_LEDCTL_MODE_LED_OFF <<
E1000_LEDCTL_LED0_MODE_SHIFT);
- E1000_WRITE_REG(hw, LEDCTL, ledctl);
+ ew32(LEDCTL, ledctl);
} else if (hw->media_type == e1000_media_type_copper)
- E1000_WRITE_REG(hw, LEDCTL, hw->ledctl_mode1);
+ ew32(LEDCTL, hw->ledctl_mode1);
break;
}
return E1000_SUCCESS;
}
-
-/******************************************************************************
- * Used on 82571 and later Si that has LED blink bits.
- * Callers must use their own timer and should have already called
- * e1000_id_led_init()
- * Call e1000_cleanup led() to stop blinking
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
-int32_t
-e1000_blink_led_start(struct e1000_hw *hw)
-{
- int16_t i;
- uint32_t ledctl_blink = 0;
-
- DEBUGFUNC("e1000_id_led_blink_on");
-
- if (hw->mac_type < e1000_82571) {
- /* Nothing to do */
- return E1000_SUCCESS;
- }
- if (hw->media_type == e1000_media_type_fiber) {
- /* always blink LED0 for PCI-E fiber */
- ledctl_blink = E1000_LEDCTL_LED0_BLINK |
- (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT);
- } else {
- /* set the blink bit for each LED that's "on" (0x0E) in ledctl_mode2 */
- ledctl_blink = hw->ledctl_mode2;
- for (i=0; i < 4; i++)
- if (((hw->ledctl_mode2 >> (i * 8)) & 0xFF) ==
- E1000_LEDCTL_MODE_LED_ON)
- ledctl_blink |= (E1000_LEDCTL_LED0_BLINK << (i * 8));
- }
-
- E1000_WRITE_REG(hw, LEDCTL, ledctl_blink);
-
- return E1000_SUCCESS;
-}
-
/******************************************************************************
* Restores the saved state of the SW controlable LED.
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_cleanup_led(struct e1000_hw *hw)
+s32 e1000_cleanup_led(struct e1000_hw *hw)
{
- int32_t ret_val = E1000_SUCCESS;
+ s32 ret_val = E1000_SUCCESS;
DEBUGFUNC("e1000_cleanup_led");
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);
+ ew32(LEDCTL, hw->ledctl_default);
break;
}
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_led_on(struct e1000_hw *hw)
+s32 e1000_led_on(struct e1000_hw *hw)
{
- uint32_t ctrl = E1000_READ_REG(hw, CTRL);
+ u32 ctrl = er32(CTRL);
DEBUGFUNC("e1000_led_on");
/* Clear SW Defineable Pin 0 to turn on the LED */
ctrl &= ~E1000_CTRL_SWDPIN0;
ctrl |= E1000_CTRL_SWDPIO0;
- } 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);
+ ew32(LEDCTL, hw->ledctl_mode2);
return E1000_SUCCESS;
}
break;
}
- E1000_WRITE_REG(hw, CTRL, ctrl);
+ ew32(CTRL, ctrl);
return E1000_SUCCESS;
}
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-int32_t
-e1000_led_off(struct e1000_hw *hw)
+s32 e1000_led_off(struct e1000_hw *hw)
{
- uint32_t ctrl = E1000_READ_REG(hw, CTRL);
+ u32 ctrl = er32(CTRL);
DEBUGFUNC("e1000_led_off");
/* Set SW Defineable Pin 0 to turn off the LED */
ctrl |= E1000_CTRL_SWDPIN0;
ctrl |= E1000_CTRL_SWDPIO0;
- } 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);
+ ew32(LEDCTL, hw->ledctl_mode1);
return E1000_SUCCESS;
}
break;
}
- E1000_WRITE_REG(hw, CTRL, ctrl);
+ ew32(CTRL, ctrl);
return E1000_SUCCESS;
}
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-void
-e1000_clear_hw_cntrs(struct e1000_hw *hw)
-{
- volatile uint32_t temp;
-
- temp = E1000_READ_REG(hw, CRCERRS);
- temp = E1000_READ_REG(hw, SYMERRS);
- temp = E1000_READ_REG(hw, MPC);
- temp = E1000_READ_REG(hw, SCC);
- temp = E1000_READ_REG(hw, ECOL);
- temp = E1000_READ_REG(hw, MCC);
- temp = E1000_READ_REG(hw, LATECOL);
- temp = E1000_READ_REG(hw, COLC);
- temp = E1000_READ_REG(hw, DC);
- temp = E1000_READ_REG(hw, SEC);
- temp = E1000_READ_REG(hw, RLEC);
- temp = E1000_READ_REG(hw, XONRXC);
- temp = E1000_READ_REG(hw, XONTXC);
- 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);
- temp = E1000_READ_REG(hw, GPTC);
- temp = E1000_READ_REG(hw, GORCL);
- temp = E1000_READ_REG(hw, GORCH);
- temp = E1000_READ_REG(hw, GOTCL);
- temp = E1000_READ_REG(hw, GOTCH);
- temp = E1000_READ_REG(hw, RNBC);
- temp = E1000_READ_REG(hw, RUC);
- temp = E1000_READ_REG(hw, RFC);
- temp = E1000_READ_REG(hw, ROC);
- temp = E1000_READ_REG(hw, RJC);
- temp = E1000_READ_REG(hw, TORL);
- temp = E1000_READ_REG(hw, TORH);
- temp = E1000_READ_REG(hw, TOTL);
- 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);
+static void e1000_clear_hw_cntrs(struct e1000_hw *hw)
+{
+ volatile u32 temp;
+
+ temp = er32(CRCERRS);
+ temp = er32(SYMERRS);
+ temp = er32(MPC);
+ temp = er32(SCC);
+ temp = er32(ECOL);
+ temp = er32(MCC);
+ temp = er32(LATECOL);
+ temp = er32(COLC);
+ temp = er32(DC);
+ temp = er32(SEC);
+ temp = er32(RLEC);
+ temp = er32(XONRXC);
+ temp = er32(XONTXC);
+ temp = er32(XOFFRXC);
+ temp = er32(XOFFTXC);
+ temp = er32(FCRUC);
+
+ temp = er32(PRC64);
+ temp = er32(PRC127);
+ temp = er32(PRC255);
+ temp = er32(PRC511);
+ temp = er32(PRC1023);
+ temp = er32(PRC1522);
+
+ temp = er32(GPRC);
+ temp = er32(BPRC);
+ temp = er32(MPRC);
+ temp = er32(GPTC);
+ temp = er32(GORCL);
+ temp = er32(GORCH);
+ temp = er32(GOTCL);
+ temp = er32(GOTCH);
+ temp = er32(RNBC);
+ temp = er32(RUC);
+ temp = er32(RFC);
+ temp = er32(ROC);
+ temp = er32(RJC);
+ temp = er32(TORL);
+ temp = er32(TORH);
+ temp = er32(TOTL);
+ temp = er32(TOTH);
+ temp = er32(TPR);
+ temp = er32(TPT);
+
+ temp = er32(PTC64);
+ temp = er32(PTC127);
+ temp = er32(PTC255);
+ temp = er32(PTC511);
+ temp = er32(PTC1023);
+ temp = er32(PTC1522);
+
+ temp = er32(MPTC);
+ temp = er32(BPTC);
if (hw->mac_type < e1000_82543) return;
- temp = E1000_READ_REG(hw, ALGNERRC);
- temp = E1000_READ_REG(hw, RXERRC);
- temp = E1000_READ_REG(hw, TNCRS);
- temp = E1000_READ_REG(hw, CEXTERR);
- temp = E1000_READ_REG(hw, TSCTC);
- temp = E1000_READ_REG(hw, TSCTFC);
+ temp = er32(ALGNERRC);
+ temp = er32(RXERRC);
+ temp = er32(TNCRS);
+ temp = er32(CEXTERR);
+ temp = er32(TSCTC);
+ temp = er32(TSCTFC);
if (hw->mac_type <= e1000_82544) return;
- temp = E1000_READ_REG(hw, MGTPRC);
- temp = E1000_READ_REG(hw, MGTPDC);
- temp = E1000_READ_REG(hw, MGTPTC);
-
- if (hw->mac_type <= e1000_82547_rev_2) return;
-
- 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);
- temp = E1000_READ_REG(hw, ICTXATC);
- temp = E1000_READ_REG(hw, ICTXQEC);
- temp = E1000_READ_REG(hw, ICTXQMTC);
- temp = E1000_READ_REG(hw, ICRXDMTC);
+ temp = er32(MGTPRC);
+ temp = er32(MGTPDC);
+ temp = er32(MGTPTC);
}
/******************************************************************************
* hw - Struct containing variables accessed by shared code
*
* Call this after e1000_init_hw. You may override the IFS defaults by setting
- * hw->ifs_params_forced to TRUE. However, you must initialize hw->
+ * hw->ifs_params_forced to true. However, you must initialize hw->
* current_ifs_val, ifs_min_val, ifs_max_val, ifs_step_size, and ifs_ratio
* before calling this function.
*****************************************************************************/
-void
-e1000_reset_adaptive(struct e1000_hw *hw)
+void e1000_reset_adaptive(struct e1000_hw *hw)
{
DEBUGFUNC("e1000_reset_adaptive");
hw->ifs_step_size = IFS_STEP;
hw->ifs_ratio = IFS_RATIO;
}
- hw->in_ifs_mode = FALSE;
- E1000_WRITE_REG(hw, AIT, 0);
+ hw->in_ifs_mode = false;
+ ew32(AIT, 0);
} else {
DEBUGOUT("Not in Adaptive IFS mode!\n");
}
* tx_packets - Number of transmits since last callback
* total_collisions - Number of collisions since last callback
*****************************************************************************/
-void
-e1000_update_adaptive(struct e1000_hw *hw)
+void e1000_update_adaptive(struct e1000_hw *hw)
{
DEBUGFUNC("e1000_update_adaptive");
if (hw->adaptive_ifs) {
if ((hw->collision_delta * hw->ifs_ratio) > hw->tx_packet_delta) {
if (hw->tx_packet_delta > MIN_NUM_XMITS) {
- hw->in_ifs_mode = TRUE;
+ hw->in_ifs_mode = true;
if (hw->current_ifs_val < hw->ifs_max_val) {
if (hw->current_ifs_val == 0)
hw->current_ifs_val = hw->ifs_min_val;
else
hw->current_ifs_val += hw->ifs_step_size;
- E1000_WRITE_REG(hw, AIT, hw->current_ifs_val);
+ ew32(AIT, hw->current_ifs_val);
}
}
} else {
if (hw->in_ifs_mode && (hw->tx_packet_delta <= MIN_NUM_XMITS)) {
hw->current_ifs_val = 0;
- hw->in_ifs_mode = FALSE;
- E1000_WRITE_REG(hw, AIT, 0);
+ hw->in_ifs_mode = false;
+ ew32(AIT, 0);
}
}
} else {
* frame_len - The length of the frame in question
* mac_addr - The Ethernet destination address of the frame in question
*****************************************************************************/
-void
-e1000_tbi_adjust_stats(struct e1000_hw *hw,
- struct e1000_hw_stats *stats,
- uint32_t frame_len,
- uint8_t *mac_addr)
+void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats,
+ u32 frame_len, u8 *mac_addr)
{
- uint64_t carry_bit;
+ u64 carry_bit;
/* First adjust the frame length. */
frame_len--;
* since the test for a multicast frame will test positive on
* a broadcast frame.
*/
- if ((mac_addr[0] == (uint8_t) 0xff) && (mac_addr[1] == (uint8_t) 0xff))
+ if ((mac_addr[0] == (u8)0xff) && (mac_addr[1] == (u8)0xff))
/* Broadcast packet */
stats->bprc++;
else if (*mac_addr & 0x01)
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-void
-e1000_get_bus_info(struct e1000_hw *hw)
+void e1000_get_bus_info(struct e1000_hw *hw)
{
- uint32_t status;
+ u32 status;
switch (hw->mac_type) {
case e1000_82542_rev2_0:
case e1000_82542_rev2_1:
- hw->bus_type = e1000_bus_type_unknown;
+ hw->bus_type = e1000_bus_type_pci;
hw->bus_speed = e1000_bus_speed_unknown;
hw->bus_width = e1000_bus_width_unknown;
break;
- case e1000_82572:
- case e1000_82573:
- hw->bus_type = e1000_bus_type_pci_express;
- hw->bus_speed = e1000_bus_speed_2500;
- 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;
- hw->bus_width = e1000_bus_width_pciex_4;
- break;
default:
- status = E1000_READ_REG(hw, STATUS);
+ status = er32(STATUS);
hw->bus_type = (status & E1000_STATUS_PCIX_MODE) ?
e1000_bus_type_pcix : e1000_bus_type_pci;
break;
}
}
-/******************************************************************************
- * 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.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset to read from
- *****************************************************************************/
-#if 0
-uint32_t
-e1000_read_reg_io(struct e1000_hw *hw,
- uint32_t offset)
-{
- unsigned long io_addr = hw->io_base;
- unsigned long io_data = hw->io_base + 4;
-
- 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
* offset - offset to write to
* value - value to write
*****************************************************************************/
-static void
-e1000_write_reg_io(struct e1000_hw *hw,
- uint32_t offset,
- uint32_t value)
+static void e1000_write_reg_io(struct e1000_hw *hw, u32 offset, u32 value)
{
unsigned long io_addr = hw->io_base;
unsigned long io_data = hw->io_base + 4;
e1000_io_write(hw, io_data, value);
}
-
/******************************************************************************
* Estimates the cable length.
*
* register to the minimum and maximum range.
* For IGP phy's, the function calculates the range by the AGC registers.
*****************************************************************************/
-static int32_t
-e1000_get_cable_length(struct e1000_hw *hw,
- uint16_t *min_length,
- uint16_t *max_length)
+static s32 e1000_get_cable_length(struct e1000_hw *hw, u16 *min_length,
+ u16 *max_length)
{
- int32_t ret_val;
- uint16_t agc_value = 0;
- uint16_t i, phy_data;
- uint16_t cable_length;
+ s32 ret_val;
+ u16 agc_value = 0;
+ u16 i, phy_data;
+ u16 cable_length;
DEBUGFUNC("e1000_get_cable_length");
return -E1000_ERR_PHY;
break;
}
- } else if (hw->phy_type == e1000_phy_gg82563) {
- ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE,
- &phy_data);
- if (ret_val)
- return ret_val;
- cable_length = phy_data & GG82563_DSPD_CABLE_LENGTH;
-
- switch (cable_length) {
- case e1000_gg_cable_length_60:
- *min_length = 0;
- *max_length = e1000_igp_cable_length_60;
- break;
- case e1000_gg_cable_length_60_115:
- *min_length = e1000_igp_cable_length_60;
- *max_length = e1000_igp_cable_length_115;
- break;
- case e1000_gg_cable_length_115_150:
- *min_length = e1000_igp_cable_length_115;
- *max_length = e1000_igp_cable_length_150;
- break;
- case e1000_gg_cable_length_150:
- *min_length = e1000_igp_cable_length_150;
- *max_length = e1000_igp_cable_length_180;
- break;
- default:
- return -E1000_ERR_PHY;
- 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] =
+ u16 cur_agc_value;
+ u16 min_agc_value = IGP01E1000_AGC_LENGTH_TABLE_SIZE;
+ u16 agc_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
{IGP01E1000_PHY_AGC_A,
IGP01E1000_PHY_AGC_B,
IGP01E1000_PHY_AGC_C,
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 ||
- 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,
- 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_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_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_index];
- }
-
- 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. */
- *min_length = ((agc_value - IGP02E1000_AGC_RANGE) > 0) ?
- (agc_value - IGP02E1000_AGC_RANGE) : 0;
- *max_length = agc_value + IGP02E1000_AGC_RANGE;
}
return E1000_SUCCESS;
* returns: - E1000_ERR_XXX
* E1000_SUCCESS
*
- * For phy's older then IGP, this function simply reads the polarity bit in the
+ * For phy's older than IGP, this function simply reads the polarity bit in the
* Phy Status register. For IGP phy's, this bit is valid only if link speed is
* 10 Mbps. If the link speed is 100 Mbps there is no polarity so this bit will
* return 0. If the link speed is 1000 Mbps the polarity status is in the
* IGP01E1000_PHY_PCS_INIT_REG.
*****************************************************************************/
-static int32_t
-e1000_check_polarity(struct e1000_hw *hw,
- uint16_t *polarity)
+static s32 e1000_check_polarity(struct e1000_hw *hw,
+ e1000_rev_polarity *polarity)
{
- int32_t ret_val;
- uint16_t phy_data;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_check_polarity");
- if ((hw->phy_type == e1000_phy_m88) ||
- (hw->phy_type == e1000_phy_gg82563)) {
+ if (hw->phy_type == e1000_phy_m88) {
/* return the Polarity bit in the Status register. */
ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
&phy_data);
if (ret_val)
return ret_val;
- *polarity = (phy_data & M88E1000_PSSR_REV_POLARITY) >>
- M88E1000_PSSR_REV_POLARITY_SHIFT;
- } else if (hw->phy_type == e1000_phy_igp ||
- hw->phy_type == e1000_phy_igp_3 ||
- hw->phy_type == e1000_phy_igp_2) {
+ *polarity = ((phy_data & M88E1000_PSSR_REV_POLARITY) >>
+ M88E1000_PSSR_REV_POLARITY_SHIFT) ?
+ e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
+
+ } else if (hw->phy_type == e1000_phy_igp) {
/* Read the Status register to check the speed */
ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS,
&phy_data);
return ret_val;
/* Check the polarity bits */
- *polarity = (phy_data & IGP01E1000_PHY_POLARITY_MASK) ? 1 : 0;
+ *polarity = (phy_data & IGP01E1000_PHY_POLARITY_MASK) ?
+ e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
} else {
/* For 10 Mbps, read the polarity bit in the status register. (for
* 100 Mbps this bit is always 0) */
- *polarity = phy_data & IGP01E1000_PSSR_POLARITY_REVERSED;
+ *polarity = (phy_data & IGP01E1000_PSSR_POLARITY_REVERSED) ?
+ e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
}
- } 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;
}
* returns: - E1000_ERR_XXX
* E1000_SUCCESS
*
- * For phy's older then IGP, this function reads the Downshift bit in the Phy
+ * For phy's older than IGP, this function reads the Downshift bit in the Phy
* Specific Status register. For IGP phy's, it reads the Downgrade bit in the
* Link Health register. In IGP this bit is latched high, so the driver must
* read it immediately after link is established.
*****************************************************************************/
-static int32_t
-e1000_check_downshift(struct e1000_hw *hw)
+static s32 e1000_check_downshift(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t phy_data;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_check_downshift");
- if (hw->phy_type == e1000_phy_igp ||
- hw->phy_type == e1000_phy_igp_3 ||
- hw->phy_type == e1000_phy_igp_2) {
+ if (hw->phy_type == e1000_phy_igp) {
ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH,
&phy_data);
if (ret_val)
return ret_val;
hw->speed_downgraded = (phy_data & IGP01E1000_PLHR_SS_DOWNGRADE) ? 1 : 0;
- } else if ((hw->phy_type == e1000_phy_m88) ||
- (hw->phy_type == e1000_phy_gg82563)) {
+ } else if (hw->phy_type == e1000_phy_m88) {
ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
&phy_data);
if (ret_val)
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;
*
****************************************************************************/
-static int32_t
-e1000_config_dsp_after_link_change(struct e1000_hw *hw,
- boolean_t link_up)
+static s32 e1000_config_dsp_after_link_change(struct e1000_hw *hw, bool link_up)
{
- int32_t ret_val;
- uint16_t phy_data, phy_saved_data, speed, duplex, i;
- uint16_t dsp_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
+ s32 ret_val;
+ u16 phy_data, phy_saved_data, speed, duplex, i;
+ u16 dsp_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
{IGP01E1000_PHY_AGC_PARAM_A,
IGP01E1000_PHY_AGC_PARAM_B,
IGP01E1000_PHY_AGC_PARAM_C,
IGP01E1000_PHY_AGC_PARAM_D};
- uint16_t min_length, max_length;
+ u16 min_length, max_length;
DEBUGFUNC("e1000_config_dsp_after_link_change");
if ((hw->ffe_config_state == e1000_ffe_config_enabled) &&
(min_length < e1000_igp_cable_length_50)) {
- uint16_t ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_20;
- uint32_t idle_errs = 0;
+ u16 ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_20;
+ u32 idle_errs = 0;
/* clear previous idle error counts */
ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS,
if (ret_val)
return ret_val;
- msec_delay_irq(20);
+ mdelay(20);
ret_val = e1000_write_phy_reg(hw, 0x0000,
IGP01E1000_IEEE_FORCE_GIGA);
if (ret_val)
return ret_val;
- msec_delay_irq(20);
+ mdelay(20);
/* Now enable the transmitter */
ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
if (ret_val)
return ret_val;
- msec_delay_irq(20);
+ mdelay(20);
ret_val = e1000_write_phy_reg(hw, 0x0000,
IGP01E1000_IEEE_FORCE_GIGA);
if (ret_val)
return ret_val;
- msec_delay_irq(20);
+ mdelay(20);
/* Now enable the transmitter */
ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
*
* hw - Struct containing variables accessed by shared code
****************************************************************************/
-static int32_t
-e1000_set_phy_mode(struct e1000_hw *hw)
+static s32 e1000_set_phy_mode(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t eeprom_data;
+ s32 ret_val;
+ u16 eeprom_data;
DEBUGFUNC("e1000_set_phy_mode");
if (ret_val)
return ret_val;
- hw->phy_reset_disable = FALSE;
+ hw->phy_reset_disable = false;
}
}
*
****************************************************************************/
-static int32_t
-e1000_set_d3_lplu_state(struct e1000_hw *hw,
- boolean_t active)
+static s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active)
{
- uint32_t phy_ctrl = 0;
- int32_t ret_val;
- uint16_t phy_data;
+ s32 ret_val;
+ u16 phy_data;
DEBUGFUNC("e1000_set_d3_lplu_state");
- if (hw->phy_type != e1000_phy_igp && hw->phy_type != e1000_phy_igp_2
- && hw->phy_type != e1000_phy_igp_3)
+ if (hw->phy_type != e1000_phy_igp)
return E1000_SUCCESS;
/* During driver activity LPLU should not be used or it will attain link
ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, &phy_data);
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)
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;
- }
+ 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
} else if (hw->smart_speed == e1000_smart_speed_off) {
ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
&phy_data);
- if (ret_val)
+ if (ret_val)
return ret_val;
phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
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 */
- ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
- ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, phy_data);
- if (ret_val)
- return ret_val;
-
- }
- return E1000_SUCCESS;
-}
-
-/*****************************************************************************
- *
- * This function sets the lplu d0 state according to the active flag. When
- * activating lplu this function also disables smart speed and vise versa.
- * lplu will not be activated unless the device autonegotiation advertisment
- * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes.
- * hw: Struct containing variables accessed by shared code
- * active - true to enable lplu false to disable lplu.
- *
- * returns: - E1000_ERR_PHY if fail to read/write the PHY
- * E1000_SUCCESS at any other case.
- *
- ****************************************************************************/
-
-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");
-
- 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
- * driver activity we should enable SmartSpeed, so performance is
- * maintained. */
- if (hw->smart_speed == e1000_smart_speed_on) {
- ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
- &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data |= IGP01E1000_PSCFR_SMART_SPEED;
- ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
- phy_data);
- if (ret_val)
- return ret_val;
- } else if (hw->smart_speed == e1000_smart_speed_off) {
- ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
- &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
- ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
+ 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;
}
-
- } 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);
if (ret_val)
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-static int32_t
-e1000_set_vco_speed(struct e1000_hw *hw)
+static s32 e1000_set_vco_speed(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t default_page = 0;
- uint16_t phy_data;
+ s32 ret_val;
+ u16 default_page = 0;
+ u16 phy_data;
DEBUGFUNC("e1000_set_vco_speed");
}
-/*****************************************************************************
- * This function reads the cookie from ARC ram.
- *
- * returns: - E1000_SUCCESS .
- ****************************************************************************/
-int32_t
-e1000_host_if_read_cookie(struct e1000_hw * hw, uint8_t *buffer)
-{
- uint8_t i;
- uint32_t offset = E1000_MNG_DHCP_COOKIE_OFFSET;
- uint8_t length = E1000_MNG_DHCP_COOKIE_LENGTH;
-
- length = (length >> 2);
- offset = (offset >> 2);
-
- for (i = 0; i < length; i++) {
- *((uint32_t *) buffer + i) =
- E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset + i);
- }
- return E1000_SUCCESS;
-}
-
-
-/*****************************************************************************
- * This function checks whether the HOST IF is enabled for command operaton
- * and also checks whether the previous command is completed.
- * It busy waits in case of previous command is not completed.
- *
- * returns: - E1000_ERR_HOST_INTERFACE_COMMAND in case if is not ready or
- * timeout
- * - E1000_SUCCESS for success.
- ****************************************************************************/
-static int32_t
-e1000_mng_enable_host_if(struct e1000_hw * hw)
-{
- uint32_t hicr;
- uint8_t i;
-
- /* Check that the host interface is enabled. */
- hicr = E1000_READ_REG(hw, HICR);
- if ((hicr & E1000_HICR_EN) == 0) {
- DEBUGOUT("E1000_HOST_EN bit disabled.\n");
- return -E1000_ERR_HOST_INTERFACE_COMMAND;
- }
- /* check the previous command is completed */
- for (i = 0; i < E1000_MNG_DHCP_COMMAND_TIMEOUT; i++) {
- hicr = E1000_READ_REG(hw, HICR);
- if (!(hicr & E1000_HICR_C))
- break;
- msec_delay_irq(1);
- }
-
- if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) {
- DEBUGOUT("Previous command timeout failed .\n");
- return -E1000_ERR_HOST_INTERFACE_COMMAND;
- }
- return E1000_SUCCESS;
-}
-
-/*****************************************************************************
- * This function writes the buffer content at the offset given on the host if.
- * It also does alignment considerations to do the writes in most efficient way.
- * Also fills up the sum of the buffer in *buffer parameter.
- *
- * returns - E1000_SUCCESS for success.
- ****************************************************************************/
-static int32_t
-e1000_mng_host_if_write(struct e1000_hw * hw, uint8_t *buffer,
- uint16_t length, uint16_t offset, uint8_t *sum)
-{
- uint8_t *tmp;
- uint8_t *bufptr = buffer;
- uint32_t data = 0;
- uint16_t remaining, i, j, prev_bytes;
-
- /* sum = only sum of the data and it is not checksum */
-
- if (length == 0 || offset + length > E1000_HI_MAX_MNG_DATA_LENGTH) {
- return -E1000_ERR_PARAM;
- }
-
- tmp = (uint8_t *)&data;
- prev_bytes = offset & 0x3;
- offset &= 0xFFFC;
- offset >>= 2;
-
- if (prev_bytes) {
- data = E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset);
- for (j = prev_bytes; j < sizeof(uint32_t); j++) {
- *(tmp + j) = *bufptr++;
- *sum += *(tmp + j);
- }
- E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset, data);
- length -= j - prev_bytes;
- offset++;
- }
-
- remaining = length & 0x3;
- length -= remaining;
-
- /* Calculate length in DWORDs */
- length >>= 2;
-
- /* The device driver writes the relevant command block into the
- * ram area. */
- for (i = 0; i < length; i++) {
- for (j = 0; j < sizeof(uint32_t); j++) {
- *(tmp + j) = *bufptr++;
- *sum += *(tmp + j);
- }
-
- E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data);
- }
- if (remaining) {
- for (j = 0; j < sizeof(uint32_t); j++) {
- if (j < remaining)
- *(tmp + j) = *bufptr++;
- else
- *(tmp + j) = 0;
-
- *sum += *(tmp + j);
- }
- E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data);
- }
-
- return E1000_SUCCESS;
-}
-
-
-/*****************************************************************************
- * This function writes the command header after does the checksum calculation.
- *
- * returns - E1000_SUCCESS for success.
- ****************************************************************************/
-static int32_t
-e1000_mng_write_cmd_header(struct e1000_hw * hw,
- struct e1000_host_mng_command_header * hdr)
-{
- uint16_t i;
- uint8_t sum;
- uint8_t *buffer;
-
- /* Write the whole command header structure which includes sum of
- * the buffer */
-
- uint16_t length = sizeof(struct e1000_host_mng_command_header);
-
- sum = hdr->checksum;
- hdr->checksum = 0;
-
- buffer = (uint8_t *) hdr;
- i = length;
- while (i--)
- sum += buffer[i];
-
- hdr->checksum = 0 - sum;
-
- length >>= 2;
- /* The device driver writes the relevant command block into the ram area. */
- for (i = 0; i < length; i++) {
- E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, i, *((uint32_t *) hdr + i));
- E1000_WRITE_FLUSH(hw);
- }
-
- return E1000_SUCCESS;
-}
-
-
-/*****************************************************************************
- * This function indicates to ARC that a new command is pending which completes
- * one write operation by the driver.
- *
- * returns - E1000_SUCCESS for success.
- ****************************************************************************/
-static int32_t
-e1000_mng_write_commit(struct e1000_hw * hw)
-{
- uint32_t hicr;
-
- hicr = E1000_READ_REG(hw, HICR);
- /* Setting this bit tells the ARC that a new command is pending. */
- E1000_WRITE_REG(hw, HICR, hicr | E1000_HICR_C);
-
- return E1000_SUCCESS;
-}
-
-
-/*****************************************************************************
- * This function checks the mode of the firmware.
- *
- * returns - TRUE when the mode is IAMT or FALSE.
- ****************************************************************************/
-boolean_t
-e1000_check_mng_mode(struct e1000_hw *hw)
-{
- uint32_t fwsm;
-
- fwsm = E1000_READ_REG(hw, FWSM);
-
- 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;
-}
-
-
-/*****************************************************************************
- * This function writes the dhcp info .
- ****************************************************************************/
-int32_t
-e1000_mng_write_dhcp_info(struct e1000_hw * hw, uint8_t *buffer,
- uint16_t length)
-{
- int32_t ret_val;
- struct e1000_host_mng_command_header hdr;
-
- hdr.command_id = E1000_MNG_DHCP_TX_PAYLOAD_CMD;
- hdr.command_length = length;
- hdr.reserved1 = 0;
- hdr.reserved2 = 0;
- hdr.checksum = 0;
-
- ret_val = e1000_mng_enable_host_if(hw);
- if (ret_val == E1000_SUCCESS) {
- ret_val = e1000_mng_host_if_write(hw, buffer, length, sizeof(hdr),
- &(hdr.checksum));
- if (ret_val == E1000_SUCCESS) {
- ret_val = e1000_mng_write_cmd_header(hw, &hdr);
- if (ret_val == E1000_SUCCESS)
- ret_val = e1000_mng_write_commit(hw);
- }
- }
- return ret_val;
-}
-
-
-/*****************************************************************************
- * This function calculates the checksum.
- *
- * returns - checksum of buffer contents.
- ****************************************************************************/
-uint8_t
-e1000_calculate_mng_checksum(char *buffer, uint32_t length)
-{
- uint8_t sum = 0;
- uint32_t i;
-
- if (!buffer)
- return 0;
-
- for (i=0; i < length; i++)
- sum += buffer[i];
-
- return (uint8_t) (0 - sum);
-}
-
-/*****************************************************************************
- * This function checks whether tx pkt filtering needs to be enabled or not.
- *
- * returns - TRUE for packet filtering or FALSE.
- ****************************************************************************/
-boolean_t
-e1000_enable_tx_pkt_filtering(struct e1000_hw *hw)
-{
- /* called in init as well as watchdog timer functions */
-
- int32_t ret_val, checksum;
- boolean_t tx_filter = FALSE;
- struct e1000_host_mng_dhcp_cookie *hdr = &(hw->mng_cookie);
- uint8_t *buffer = (uint8_t *) &(hw->mng_cookie);
-
- if (e1000_check_mng_mode(hw)) {
- ret_val = e1000_mng_enable_host_if(hw);
- if (ret_val == E1000_SUCCESS) {
- ret_val = e1000_host_if_read_cookie(hw, buffer);
- if (ret_val == E1000_SUCCESS) {
- checksum = hdr->checksum;
- hdr->checksum = 0;
- if ((hdr->signature == E1000_IAMT_SIGNATURE) &&
- checksum == e1000_calculate_mng_checksum((char *)buffer,
- E1000_MNG_DHCP_COOKIE_LENGTH)) {
- if (hdr->status &
- E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT)
- tx_filter = TRUE;
- } else
- tx_filter = TRUE;
- } else
- tx_filter = TRUE;
- }
- }
-
- hw->tx_pkt_filtering = tx_filter;
- return tx_filter;
-}
-
/******************************************************************************
* Verifies the hardware needs to allow ARPs to be processed by the host
*
* hw - Struct containing variables accessed by shared code
*
- * returns: - TRUE/FALSE
+ * returns: - true/false
*
*****************************************************************************/
-uint32_t
-e1000_enable_mng_pass_thru(struct e1000_hw *hw)
+u32 e1000_enable_mng_pass_thru(struct e1000_hw *hw)
{
- uint32_t manc;
- uint32_t fwsm, factps;
+ u32 manc;
if (hw->asf_firmware_present) {
- manc = E1000_READ_REG(hw, MANC);
+ manc = er32(MANC);
if (!(manc & E1000_MANC_RCV_TCO_EN) ||
!(manc & E1000_MANC_EN_MAC_ADDR_FILTER))
- return FALSE;
- if (e1000_arc_subsystem_valid(hw) == TRUE) {
- fwsm = E1000_READ_REG(hw, FWSM);
- factps = E1000_READ_REG(hw, FACTPS);
-
- if (((fwsm & E1000_FWSM_MODE_MASK) ==
- (e1000_mng_mode_pt << E1000_FWSM_MODE_SHIFT)) &&
- (factps & E1000_FACTPS_MNGCG))
- return TRUE;
- } else
- if ((manc & E1000_MANC_SMBUS_EN) && !(manc & E1000_MANC_ASF_EN))
- return TRUE;
- }
- return FALSE;
+ return false;
+ if ((manc & E1000_MANC_SMBUS_EN) && !(manc & E1000_MANC_ASF_EN))
+ return true;
+ }
+ return false;
}
-static int32_t
-e1000_polarity_reversal_workaround(struct e1000_hw *hw)
+static s32 e1000_polarity_reversal_workaround(struct e1000_hw *hw)
{
- int32_t ret_val;
- uint16_t mii_status_reg;
- uint16_t i;
+ s32 ret_val;
+ u16 mii_status_reg;
+ u16 i;
/* Polarity reversal workaround for forced 10F/10H links. */
return ret_val;
if ((mii_status_reg & ~MII_SR_LINK_STATUS) == 0) break;
- msec_delay_irq(100);
+ mdelay(100);
}
/* Recommended delay time after link has been lost */
- msec_delay_irq(1000);
+ mdelay(1000);
/* Now we will re-enable th transmitter on the PHY */
ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019);
if (ret_val)
return ret_val;
- msec_delay_irq(50);
+ mdelay(50);
ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFF0);
if (ret_val)
return ret_val;
- msec_delay_irq(50);
+ mdelay(50);
ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFF00);
if (ret_val)
return ret_val;
- msec_delay_irq(50);
+ mdelay(50);
ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x0000);
if (ret_val)
return ret_val;
return ret_val;
if (mii_status_reg & MII_SR_LINK_STATUS) break;
- msec_delay_irq(100);
+ mdelay(100);
}
return E1000_SUCCESS;
}
-/***************************************************************************
+/*******************************************************************************
*
- * Disables PCI-Express master access.
+ * Check for EEPROM Auto Read bit done.
*
* hw: Struct containing variables accessed by shared code
*
- * returns: - none.
+ * returns: - E1000_ERR_RESET if fail to reset MAC
+ * E1000_SUCCESS at any other case.
*
- ***************************************************************************/
-static void
-e1000_set_pci_express_master_disable(struct e1000_hw *hw)
+ ******************************************************************************/
+static s32 e1000_get_auto_rd_done(struct e1000_hw *hw)
{
- uint32_t ctrl;
-
- DEBUGFUNC("e1000_set_pci_express_master_disable");
-
- if (hw->bus_type != e1000_bus_type_pci_express)
- return;
-
- ctrl = E1000_READ_REG(hw, CTRL);
- ctrl |= E1000_CTRL_GIO_MASTER_DISABLE;
- E1000_WRITE_REG(hw, CTRL, ctrl);
+ DEBUGFUNC("e1000_get_auto_rd_done");
+ msleep(5);
+ return E1000_SUCCESS;
}
/***************************************************************************
- *
- * Enables PCI-Express master access.
+ * Checks if the PHY configuration is done
*
* hw: Struct containing variables accessed by shared code
*
- * returns: - none.
+ * returns: - E1000_ERR_RESET if fail to reset MAC
+ * E1000_SUCCESS at any other case.
*
***************************************************************************/
-#if 0
-void
-e1000_enable_pciex_master(struct e1000_hw *hw)
+static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw)
{
- uint32_t ctrl;
-
- DEBUGFUNC("e1000_enable_pciex_master");
-
- if (hw->bus_type != e1000_bus_type_pci_express)
- return;
-
- ctrl = E1000_READ_REG(hw, CTRL);
- ctrl &= ~E1000_CTRL_GIO_MASTER_DISABLE;
- E1000_WRITE_REG(hw, CTRL, ctrl);
+ DEBUGFUNC("e1000_get_phy_cfg_done");
+ mdelay(10);
+ return E1000_SUCCESS;
}
-#endif /* 0 */
-
-/*******************************************************************************
- *
- * Disables PCI-Express master access and verifies there are no pending requests
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - E1000_ERR_MASTER_REQUESTS_PENDING if master disable bit hasn't
- * caused the master requests to be disabled.
- * E1000_SUCCESS master requests disabled.
- *
- ******************************************************************************/
-int32_t
-e1000_disable_pciex_master(struct e1000_hw *hw)
-{
- int32_t timeout = MASTER_DISABLE_TIMEOUT; /* 80ms */
-
- DEBUGFUNC("e1000_disable_pciex_master");
-
- if (hw->bus_type != e1000_bus_type_pci_express)
- return E1000_SUCCESS;
-
- e1000_set_pci_express_master_disable(hw);
-
- while (timeout) {
- if (!(E1000_READ_REG(hw, STATUS) & E1000_STATUS_GIO_MASTER_ENABLE))
- break;
- else
- udelay(100);
- timeout--;
- }
-
- if (!timeout) {
- DEBUGOUT("Master requests are pending.\n");
- return -E1000_ERR_MASTER_REQUESTS_PENDING;
- }
-
- return E1000_SUCCESS;
-}
-
-/*******************************************************************************
- *
- * Check for EEPROM Auto Read bit done.
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - E1000_ERR_RESET if fail to reset MAC
- * E1000_SUCCESS at any other case.
- *
- ******************************************************************************/
-static int32_t
-e1000_get_auto_rd_done(struct e1000_hw *hw)
-{
- int32_t timeout = AUTO_READ_DONE_TIMEOUT;
-
- DEBUGFUNC("e1000_get_auto_rd_done");
-
- switch (hw->mac_type) {
- default:
- msec_delay(5);
- break;
- case e1000_82571:
- case e1000_82572:
- case e1000_82573:
- case e1000_80003es2lan:
- case e1000_ich8lan:
- while (timeout) {
- if (E1000_READ_REG(hw, EECD) & E1000_EECD_AUTO_RD)
- break;
- else msec_delay(1);
- timeout--;
- }
-
- if (!timeout) {
- DEBUGOUT("Auto read by HW from EEPROM has not completed.\n");
- return -E1000_ERR_RESET;
- }
- break;
- }
-
- /* PHY configuration from NVM just starts after EECD_AUTO_RD sets to high.
- * Need to wait for PHY configuration completion before accessing NVM
- * and PHY. */
- if (hw->mac_type == e1000_82573)
- msec_delay(25);
-
- return E1000_SUCCESS;
-}
-
-/***************************************************************************
- * Checks if the PHY configuration is done
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - E1000_ERR_RESET if fail to reset MAC
- * E1000_SUCCESS at any other case.
- *
- ***************************************************************************/
-static 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");
-
- switch (hw->mac_type) {
- default:
- msec_delay_irq(10);
- break;
- case e1000_80003es2lan:
- /* Separate *_CFG_DONE_* bit for each port */
- if (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)
- cfg_mask = E1000_EEPROM_CFG_DONE_PORT_1;
- /* Fall Through */
- 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;
-}
-
-/***************************************************************************
- *
- * Using the combination of SMBI and SWESMBI semaphore bits when resetting
- * adapter or Eeprom access.
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - E1000_ERR_EEPROM if fail to access EEPROM.
- * E1000_SUCCESS at any other case.
- *
- ***************************************************************************/
-static int32_t
-e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw)
-{
- int32_t timeout;
- uint32_t swsm;
-
- DEBUGFUNC("e1000_get_hw_eeprom_semaphore");
-
- if (!hw->eeprom_semaphore_present)
- return E1000_SUCCESS;
-
- if (hw->mac_type == e1000_80003es2lan) {
- /* Get the SW semaphore. */
- if (e1000_get_software_semaphore(hw) != E1000_SUCCESS)
- return -E1000_ERR_EEPROM;
- }
-
- /* Get the FW semaphore. */
- timeout = hw->eeprom.word_size + 1;
- while (timeout) {
- swsm = E1000_READ_REG(hw, SWSM);
- swsm |= E1000_SWSM_SWESMBI;
- E1000_WRITE_REG(hw, SWSM, swsm);
- /* if we managed to set the bit we got the semaphore. */
- swsm = E1000_READ_REG(hw, SWSM);
- if (swsm & E1000_SWSM_SWESMBI)
- break;
-
- udelay(50);
- timeout--;
- }
-
- if (!timeout) {
- /* Release semaphores */
- e1000_put_hw_eeprom_semaphore(hw);
- DEBUGOUT("Driver can't access the Eeprom - SWESMBI bit is set.\n");
- return -E1000_ERR_EEPROM;
- }
-
- return E1000_SUCCESS;
-}
-
-/***************************************************************************
- * This function clears HW semaphore bits.
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - None.
- *
- ***************************************************************************/
-static void
-e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw)
-{
- uint32_t swsm;
-
- DEBUGFUNC("e1000_put_hw_eeprom_semaphore");
-
- if (!hw->eeprom_semaphore_present)
- return;
-
- swsm = E1000_READ_REG(hw, SWSM);
- if (hw->mac_type == e1000_80003es2lan) {
- /* Release both semaphores. */
- swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI);
- } else
- swsm &= ~(E1000_SWSM_SWESMBI);
- E1000_WRITE_REG(hw, SWSM, swsm);
-}
-
-/***************************************************************************
- *
- * Obtaining software semaphore bit (SMBI) before resetting PHY.
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - E1000_ERR_RESET if fail to obtain semaphore.
- * E1000_SUCCESS at any other case.
- *
- ***************************************************************************/
-static int32_t
-e1000_get_software_semaphore(struct e1000_hw *hw)
-{
- int32_t timeout = hw->eeprom.word_size + 1;
- uint32_t swsm;
-
- DEBUGFUNC("e1000_get_software_semaphore");
-
- if (hw->mac_type != e1000_80003es2lan)
- return E1000_SUCCESS;
-
- while (timeout) {
- swsm = E1000_READ_REG(hw, SWSM);
- /* If SMBI bit cleared, it is now set and we hold the semaphore */
- if (!(swsm & E1000_SWSM_SMBI))
- break;
- msec_delay_irq(1);
- timeout--;
- }
-
- if (!timeout) {
- DEBUGOUT("Driver can't access device - SMBI bit is set.\n");
- return -E1000_ERR_RESET;
- }
-
- return E1000_SUCCESS;
-}
-
-/***************************************************************************
- *
- * Release semaphore bit (SMBI).
- *
- * hw: Struct containing variables accessed by shared code
- *
- ***************************************************************************/
-static void
-e1000_release_software_semaphore(struct e1000_hw *hw)
-{
- uint32_t swsm;
-
- DEBUGFUNC("e1000_release_software_semaphore");
-
- if (hw->mac_type != e1000_80003es2lan)
- return;
-
- swsm = E1000_READ_REG(hw, SWSM);
- /* Release the SW semaphores.*/
- swsm &= ~E1000_SWSM_SMBI;
- E1000_WRITE_REG(hw, SWSM, swsm);
-}
-
-/******************************************************************************
- * Checks if PHY reset is blocked due to SOL/IDER session, for example.
- * Returning E1000_BLK_PHY_RESET isn't necessarily an error. But it's up to
- * the caller to figure out how to deal with it.
- *
- * hw - Struct containing variables accessed by shared code
- *
- * returns: - E1000_BLK_PHY_RESET
- * E1000_SUCCESS
- *
- *****************************************************************************/
-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);
- return (manc & E1000_MANC_BLK_PHY_RST_ON_IDE) ?
- E1000_BLK_PHY_RESET : E1000_SUCCESS;
-}
-
-static uint8_t
-e1000_arc_subsystem_valid(struct e1000_hw *hw)
-{
- uint32_t fwsm;
-
- /* On 8257x silicon, registers in the range of 0x8800 - 0x8FFC
- * may not be provided a DMA clock when no manageability features are
- * enabled. We do not want to perform any reads/writes to these registers
- * 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:
- case e1000_80003es2lan:
- fwsm = E1000_READ_REG(hw, FWSM);
- if ((fwsm & E1000_FWSM_MODE_MASK) != 0)
- return TRUE;
- break;
- case e1000_ich8lan:
- return TRUE;
- default:
- break;
- }
- return FALSE;
-}
-
-
-/******************************************************************************
- * Configure PCI-Ex no-snoop
- *
- * hw - Struct containing variables accessed by shared code.
- * no_snoop - Bitmap of no-snoop events.
- *
- * returns: E1000_SUCCESS
- *
- *****************************************************************************/
-static int32_t
-e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, uint32_t no_snoop)
-{
- uint32_t gcr_reg = 0;
-
- DEBUGFUNC("e1000_set_pci_ex_no_snoop");
-
- if (hw->bus_type == e1000_bus_type_unknown)
- e1000_get_bus_info(hw);
-
- if (hw->bus_type != e1000_bus_type_pci_express)
- return E1000_SUCCESS;
-
- if (no_snoop) {
- gcr_reg = E1000_READ_REG(hw, GCR);
- gcr_reg &= ~(PCI_EX_NO_SNOOP_ALL);
- gcr_reg |= no_snoop;
- E1000_WRITE_REG(hw, GCR, gcr_reg);
- }
- if (hw->mac_type == e1000_ich8lan) {
- uint32_t ctrl_ext;
-
- E1000_WRITE_REG(hw, GCR, PCI_EX_82566_SNOOP_ALL);
-
- ctrl_ext = E1000_READ_REG(hw, CTRL_EXT);
- ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
- E1000_WRITE_REG(hw, CTRL_EXT, ctrl_ext);
- }
-
- return E1000_SUCCESS;
-}
-
-/***************************************************************************
- *
- * Get software semaphore FLAG bit (SWFLAG).
- * SWFLAG is used to synchronize the access to all shared resource between
- * SW, FW and HW.
- *
- * hw: Struct containing variables accessed by shared code
- *
- ***************************************************************************/
-static int32_t
-e1000_get_software_flag(struct e1000_hw *hw)
-{
- int32_t timeout = PHY_CFG_TIMEOUT;
- uint32_t extcnf_ctrl;
-
- DEBUGFUNC("e1000_get_software_flag");
-
- if (hw->mac_type == e1000_ich8lan) {
- while (timeout) {
- extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
- extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
- E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl);
-
- extcnf_ctrl = E1000_READ_REG(hw, EXTCNF_CTRL);
- if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
- break;
- msec_delay_irq(1);
- timeout--;
- }
-
- if (!timeout) {
- DEBUGOUT("FW or HW locks the resource too long.\n");
- return -E1000_ERR_CONFIG;
- }
- }
-
- return E1000_SUCCESS;
-}
-
-/***************************************************************************
- *
- * Release software semaphore FLAG bit (SWFLAG).
- * SWFLAG is used to synchronize the access to all shared resource between
- * SW, FW and HW.
- *
- * hw: Struct containing variables accessed by shared code
- *
- ***************************************************************************/
-static void
-e1000_release_software_flag(struct e1000_hw *hw)
-{
- uint32_t extcnf_ctrl;
-
- DEBUGFUNC("e1000_release_software_flag");
-
- if (hw->mac_type == e1000_ich8lan) {
- extcnf_ctrl= E1000_READ_REG(hw, EXTCNF_CTRL);
- extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
- E1000_WRITE_REG(hw, EXTCNF_CTRL, extcnf_ctrl);
- }
-
- return;
-}
-
-/***************************************************************************
- *
- * Disable dynamic power down mode in ife PHY.
- * It can be used to workaround band-gap problem.
- *
- * hw: Struct containing variables accessed by shared code
- *
- ***************************************************************************/
-#if 0
-int32_t
-e1000_ife_disable_dynamic_power_down(struct e1000_hw *hw)
-{
- uint16_t phy_data;
- int32_t ret_val = E1000_SUCCESS;
-
- DEBUGFUNC("e1000_ife_disable_dynamic_power_down");
-
- if (hw->phy_type == e1000_phy_ife) {
- ret_val = e1000_read_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data |= IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN;
- ret_val = e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, phy_data);
- }
-
- return ret_val;
-}
-#endif /* 0 */
-
-/***************************************************************************
- *
- * Enable dynamic power down mode in ife PHY.
- * It can be used to workaround band-gap problem.
- *
- * hw: Struct containing variables accessed by shared code
- *
- ***************************************************************************/
-#if 0
-int32_t
-e1000_ife_enable_dynamic_power_down(struct e1000_hw *hw)
-{
- uint16_t phy_data;
- int32_t ret_val = E1000_SUCCESS;
-
- DEBUGFUNC("e1000_ife_enable_dynamic_power_down");
-
- if (hw->phy_type == e1000_phy_ife) {
- ret_val = e1000_read_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data &= ~IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN;
- ret_val = e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, phy_data);
- }
-
- return ret_val;
-}
-#endif /* 0 */
-
-/******************************************************************************
- * Reads a 16 bit word or words from the EEPROM using the ICH8's flash access
- * register.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset of word in the EEPROM to read
- * data - word read from the EEPROM
- * words - number of words to read
- *****************************************************************************/
-static int32_t
-e1000_read_eeprom_ich8(struct e1000_hw *hw, uint16_t offset, uint16_t words,
- uint16_t *data)
-{
- int32_t error = E1000_SUCCESS;
- uint32_t flash_bank = 0;
- uint32_t act_offset = 0;
- uint32_t bank_offset = 0;
- uint16_t word = 0;
- uint16_t i = 0;
-
- /* We need to know which is the valid flash bank. In the event
- * that we didn't allocate eeprom_shadow_ram, we may not be
- * managing flash_bank. So it cannot be trusted and needs
- * to be updated with each read.
- */
- /* Value of bit 22 corresponds to the flash bank we're on. */
- flash_bank = (E1000_READ_REG(hw, EECD) & E1000_EECD_SEC1VAL) ? 1 : 0;
-
- /* Adjust offset appropriately if we're on bank 1 - adjust for word size */
- bank_offset = flash_bank * (hw->flash_bank_size * 2);
-
- error = e1000_get_software_flag(hw);
- if (error != E1000_SUCCESS)
- return error;
-
- for (i = 0; i < words; i++) {
- if (hw->eeprom_shadow_ram != NULL &&
- hw->eeprom_shadow_ram[offset+i].modified == TRUE) {
- data[i] = hw->eeprom_shadow_ram[offset+i].eeprom_word;
- } else {
- /* The NVM part needs a byte offset, hence * 2 */
- act_offset = bank_offset + ((offset + i) * 2);
- error = e1000_read_ich8_word(hw, act_offset, &word);
- if (error != E1000_SUCCESS)
- break;
- data[i] = word;
- }
- }
-
- e1000_release_software_flag(hw);
-
- return error;
-}
-
-/******************************************************************************
- * Writes a 16 bit word or words to the EEPROM using the ICH8's flash access
- * register. Actually, writes are written to the shadow ram cache in the hw
- * structure hw->e1000_shadow_ram. e1000_commit_shadow_ram flushes this to
- * the NVM, which occurs when the NVM checksum is updated.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset of word in the EEPROM to write
- * words - number of words to write
- * data - words to write to the EEPROM
- *****************************************************************************/
-static int32_t
-e1000_write_eeprom_ich8(struct e1000_hw *hw, uint16_t offset, uint16_t words,
- uint16_t *data)
-{
- uint32_t i = 0;
- int32_t error = E1000_SUCCESS;
-
- error = e1000_get_software_flag(hw);
- if (error != E1000_SUCCESS)
- return error;
-
- /* A driver can write to the NVM only if it has eeprom_shadow_ram
- * allocated. Subsequent reads to the modified words are read from
- * this cached structure as well. Writes will only go into this
- * cached structure unless it's followed by a call to
- * e1000_update_eeprom_checksum() where it will commit the changes
- * and clear the "modified" field.
- */
- if (hw->eeprom_shadow_ram != NULL) {
- for (i = 0; i < words; i++) {
- if ((offset + i) < E1000_SHADOW_RAM_WORDS) {
- hw->eeprom_shadow_ram[offset+i].modified = TRUE;
- hw->eeprom_shadow_ram[offset+i].eeprom_word = data[i];
- } else {
- error = -E1000_ERR_EEPROM;
- break;
- }
- }
- } else {
- /* Drivers have the option to not allocate eeprom_shadow_ram as long
- * as they don't perform any NVM writes. An attempt in doing so
- * will result in this error.
- */
- error = -E1000_ERR_EEPROM;
- }
-
- e1000_release_software_flag(hw);
-
- return error;
-}
-
-/******************************************************************************
- * This function does initial flash setup so that a new read/write/erase cycle
- * can be started.
- *
- * hw - The pointer to the hw structure
- ****************************************************************************/
-static int32_t
-e1000_ich8_cycle_init(struct e1000_hw *hw)
-{
- union ich8_hws_flash_status hsfsts;
- int32_t error = E1000_ERR_EEPROM;
- int32_t i = 0;
-
- DEBUGFUNC("e1000_ich8_cycle_init");
-
- hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
-
- /* May be check the Flash Des Valid bit in Hw status */
- if (hsfsts.hsf_status.fldesvalid == 0) {
- DEBUGOUT("Flash descriptor invalid. SW Sequencing must be used.");
- return error;
- }
-
- /* Clear FCERR in Hw status by writing 1 */
- /* Clear DAEL in Hw status by writing a 1 */
- hsfsts.hsf_status.flcerr = 1;
- hsfsts.hsf_status.dael = 1;
-
- E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFSTS, hsfsts.regval);
-
- /* Either we should have a hardware SPI cycle in progress bit to check
- * against, in order to start a new cycle or FDONE bit should be changed
- * in the hardware so that it is 1 after harware reset, which can then be
- * used as an indication whether a cycle is in progress or has been
- * completed .. we should also have some software semaphore mechanism to
- * guard FDONE or the cycle in progress bit so that two threads access to
- * those bits can be sequentiallized or a way so that 2 threads dont
- * start the cycle at the same time */
-
- if (hsfsts.hsf_status.flcinprog == 0) {
- /* There is no cycle running at present, so we can start a cycle */
- /* Begin by setting Flash Cycle Done. */
- hsfsts.hsf_status.flcdone = 1;
- E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFSTS, hsfsts.regval);
- error = E1000_SUCCESS;
- } else {
- /* otherwise poll for sometime so the current cycle has a chance
- * to end before giving up. */
- for (i = 0; i < ICH8_FLASH_COMMAND_TIMEOUT; i++) {
- hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
- if (hsfsts.hsf_status.flcinprog == 0) {
- error = E1000_SUCCESS;
- break;
- }
- udelay(1);
- }
- if (error == E1000_SUCCESS) {
- /* Successful in waiting for previous cycle to timeout,
- * now set the Flash Cycle Done. */
- hsfsts.hsf_status.flcdone = 1;
- E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFSTS, hsfsts.regval);
- } else {
- DEBUGOUT("Flash controller busy, cannot get access");
- }
- }
- return error;
-}
-
-/******************************************************************************
- * This function starts a flash cycle and waits for its completion
- *
- * hw - The pointer to the hw structure
- ****************************************************************************/
-static int32_t
-e1000_ich8_flash_cycle(struct e1000_hw *hw, uint32_t timeout)
-{
- union ich8_hws_flash_ctrl hsflctl;
- union ich8_hws_flash_status hsfsts;
- int32_t error = E1000_ERR_EEPROM;
- uint32_t i = 0;
-
- /* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
- hsflctl.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFCTL);
- hsflctl.hsf_ctrl.flcgo = 1;
- E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFCTL, hsflctl.regval);
-
- /* wait till FDONE bit is set to 1 */
- do {
- hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
- if (hsfsts.hsf_status.flcdone == 1)
- break;
- udelay(1);
- i++;
- } while (i < timeout);
- if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0) {
- error = E1000_SUCCESS;
- }
- return error;
-}
-
-/******************************************************************************
- * Reads a byte or word from the NVM using the ICH8 flash access registers.
- *
- * hw - The pointer to the hw structure
- * index - The index of the byte or word to read.
- * size - Size of data to read, 1=byte 2=word
- * data - Pointer to the word to store the value read.
- *****************************************************************************/
-static int32_t
-e1000_read_ich8_data(struct e1000_hw *hw, uint32_t index,
- uint32_t size, uint16_t* data)
-{
- union ich8_hws_flash_status hsfsts;
- union ich8_hws_flash_ctrl hsflctl;
- uint32_t flash_linear_address;
- uint32_t flash_data = 0;
- int32_t error = -E1000_ERR_EEPROM;
- int32_t count = 0;
-
- DEBUGFUNC("e1000_read_ich8_data");
-
- if (size < 1 || size > 2 || data == 0x0 ||
- index > ICH8_FLASH_LINEAR_ADDR_MASK)
- return error;
-
- flash_linear_address = (ICH8_FLASH_LINEAR_ADDR_MASK & index) +
- hw->flash_base_addr;
-
- do {
- udelay(1);
- /* Steps */
- error = e1000_ich8_cycle_init(hw);
- if (error != E1000_SUCCESS)
- break;
-
- hsflctl.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFCTL);
- /* 0b/1b corresponds to 1 or 2 byte size, respectively. */
- hsflctl.hsf_ctrl.fldbcount = size - 1;
- hsflctl.hsf_ctrl.flcycle = ICH8_CYCLE_READ;
- E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFCTL, hsflctl.regval);
-
- /* Write the last 24 bits of index into Flash Linear address field in
- * Flash Address */
- /* TODO: TBD maybe check the index against the size of flash */
-
- E1000_WRITE_ICH8_REG(hw, ICH8_FLASH_FADDR, flash_linear_address);
-
- error = e1000_ich8_flash_cycle(hw, ICH8_FLASH_COMMAND_TIMEOUT);
-
- /* Check if FCERR is set to 1, if set to 1, clear it and try the whole
- * sequence a few more times, else read in (shift in) the Flash Data0,
- * the order is least significant byte first msb to lsb */
- if (error == E1000_SUCCESS) {
- flash_data = E1000_READ_ICH8_REG(hw, ICH8_FLASH_FDATA0);
- if (size == 1) {
- *data = (uint8_t)(flash_data & 0x000000FF);
- } else if (size == 2) {
- *data = (uint16_t)(flash_data & 0x0000FFFF);
- }
- break;
- } else {
- /* If we've gotten here, then things are probably completely hosed,
- * but if the error condition is detected, it won't hurt to give
- * it another try...ICH8_FLASH_CYCLE_REPEAT_COUNT times.
- */
- hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
- if (hsfsts.hsf_status.flcerr == 1) {
- /* Repeat for some time before giving up. */
- continue;
- } else if (hsfsts.hsf_status.flcdone == 0) {
- DEBUGOUT("Timeout error - flash cycle did not complete.");
- break;
- }
- }
- } while (count++ < ICH8_FLASH_CYCLE_REPEAT_COUNT);
-
- return error;
-}
-
-/******************************************************************************
- * Writes One /two bytes to the NVM using the ICH8 flash access registers.
- *
- * hw - The pointer to the hw structure
- * index - The index of the byte/word to read.
- * size - Size of data to read, 1=byte 2=word
- * data - The byte(s) to write to the NVM.
- *****************************************************************************/
-static int32_t
-e1000_write_ich8_data(struct e1000_hw *hw, uint32_t index, uint32_t size,
- uint16_t data)
-{
- union ich8_hws_flash_status hsfsts;
- union ich8_hws_flash_ctrl hsflctl;
- uint32_t flash_linear_address;
- uint32_t flash_data = 0;
- int32_t error = -E1000_ERR_EEPROM;
- int32_t count = 0;
-
- DEBUGFUNC("e1000_write_ich8_data");
-
- if (size < 1 || size > 2 || data > size * 0xff ||
- index > ICH8_FLASH_LINEAR_ADDR_MASK)
- return error;
-
- flash_linear_address = (ICH8_FLASH_LINEAR_ADDR_MASK & index) +
- hw->flash_base_addr;
-
- do {
- udelay(1);
- /* Steps */
- error = e1000_ich8_cycle_init(hw);
- if (error != E1000_SUCCESS)
- break;
-
- hsflctl.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFCTL);
- /* 0b/1b corresponds to 1 or 2 byte size, respectively. */
- hsflctl.hsf_ctrl.fldbcount = size -1;
- hsflctl.hsf_ctrl.flcycle = ICH8_CYCLE_WRITE;
- E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFCTL, hsflctl.regval);
-
- /* Write the last 24 bits of index into Flash Linear address field in
- * Flash Address */
- E1000_WRITE_ICH8_REG(hw, ICH8_FLASH_FADDR, flash_linear_address);
-
- if (size == 1)
- flash_data = (uint32_t)data & 0x00FF;
- else
- flash_data = (uint32_t)data;
-
- E1000_WRITE_ICH8_REG(hw, ICH8_FLASH_FDATA0, flash_data);
-
- /* check if FCERR is set to 1 , if set to 1, clear it and try the whole
- * sequence a few more times else done */
- error = e1000_ich8_flash_cycle(hw, ICH8_FLASH_COMMAND_TIMEOUT);
- if (error == E1000_SUCCESS) {
- break;
- } else {
- /* If we're here, then things are most likely completely hosed,
- * but if the error condition is detected, it won't hurt to give
- * it another try...ICH8_FLASH_CYCLE_REPEAT_COUNT times.
- */
- hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
- if (hsfsts.hsf_status.flcerr == 1) {
- /* Repeat for some time before giving up. */
- continue;
- } else if (hsfsts.hsf_status.flcdone == 0) {
- DEBUGOUT("Timeout error - flash cycle did not complete.");
- break;
- }
- }
- } while (count++ < ICH8_FLASH_CYCLE_REPEAT_COUNT);
-
- return error;
-}
-
-/******************************************************************************
- * Reads a single byte from the NVM using the ICH8 flash access registers.
- *
- * hw - pointer to e1000_hw structure
- * index - The index of the byte to read.
- * data - Pointer to a byte to store the value read.
- *****************************************************************************/
-static int32_t
-e1000_read_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t* data)
-{
- int32_t status = E1000_SUCCESS;
- uint16_t word = 0;
-
- status = e1000_read_ich8_data(hw, index, 1, &word);
- if (status == E1000_SUCCESS) {
- *data = (uint8_t)word;
- }
-
- return status;
-}
-
-/******************************************************************************
- * Writes a single byte to the NVM using the ICH8 flash access registers.
- * Performs verification by reading back the value and then going through
- * a retry algorithm before giving up.
- *
- * hw - pointer to e1000_hw structure
- * index - The index of the byte to write.
- * byte - The byte to write to the NVM.
- *****************************************************************************/
-static int32_t
-e1000_verify_write_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t byte)
-{
- int32_t error = E1000_SUCCESS;
- int32_t program_retries;
- uint8_t temp_byte;
-
- e1000_write_ich8_byte(hw, index, byte);
- udelay(100);
-
- for (program_retries = 0; program_retries < 100; program_retries++) {
- e1000_read_ich8_byte(hw, index, &temp_byte);
- if (temp_byte == byte)
- break;
- udelay(10);
- e1000_write_ich8_byte(hw, index, byte);
- udelay(100);
- }
- if (program_retries == 100)
- error = E1000_ERR_EEPROM;
-
- return error;
-}
-
-/******************************************************************************
- * Writes a single byte to the NVM using the ICH8 flash access registers.
- *
- * hw - pointer to e1000_hw structure
- * index - The index of the byte to read.
- * data - The byte to write to the NVM.
- *****************************************************************************/
-static int32_t
-e1000_write_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t data)
-{
- int32_t status = E1000_SUCCESS;
- uint16_t word = (uint16_t)data;
-
- status = e1000_write_ich8_data(hw, index, 1, word);
-
- return status;
-}
-
-/******************************************************************************
- * Reads a word from the NVM using the ICH8 flash access registers.
- *
- * hw - pointer to e1000_hw structure
- * index - The starting byte index of the word to read.
- * data - Pointer to a word to store the value read.
- *****************************************************************************/
-static int32_t
-e1000_read_ich8_word(struct e1000_hw *hw, uint32_t index, uint16_t *data)
-{
- int32_t status = E1000_SUCCESS;
- status = e1000_read_ich8_data(hw, index, 2, data);
- return status;
-}
-
-/******************************************************************************
- * Writes a word to the NVM using the ICH8 flash access registers.
- *
- * hw - pointer to e1000_hw structure
- * index - The starting byte index of the word to read.
- * data - The word to write to the NVM.
- *****************************************************************************/
-#if 0
-int32_t
-e1000_write_ich8_word(struct e1000_hw *hw, uint32_t index, uint16_t data)
-{
- int32_t status = E1000_SUCCESS;
- status = e1000_write_ich8_data(hw, index, 2, data);
- return status;
-}
-#endif /* 0 */
-
-/******************************************************************************
- * Erases the bank specified. Each bank is a 4k block. Segments are 0 based.
- * segment N is 4096 * N + flash_reg_addr.
- *
- * hw - pointer to e1000_hw structure
- * segment - 0 for first segment, 1 for second segment, etc.
- *****************************************************************************/
-static int32_t
-e1000_erase_ich8_4k_segment(struct e1000_hw *hw, uint32_t segment)
-{
- union ich8_hws_flash_status hsfsts;
- union ich8_hws_flash_ctrl hsflctl;
- uint32_t flash_linear_address;
- int32_t count = 0;
- int32_t error = E1000_ERR_EEPROM;
- int32_t iteration, seg_size;
- int32_t sector_size;
- int32_t j = 0;
- int32_t error_flag = 0;
-
- hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
-
- /* Determine HW Sector size: Read BERASE bits of Hw flash Status register */
- /* 00: The Hw sector is 256 bytes, hence we need to erase 16
- * consecutive sectors. The start index for the nth Hw sector can be
- * calculated as = segment * 4096 + n * 256
- * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
- * The start index for the nth Hw sector can be calculated
- * as = segment * 4096
- * 10: Error condition
- * 11: The Hw sector size is much bigger than the size asked to
- * erase...error condition */
- if (hsfsts.hsf_status.berasesz == 0x0) {
- /* Hw sector size 256 */
- sector_size = seg_size = ICH8_FLASH_SEG_SIZE_256;
- iteration = ICH8_FLASH_SECTOR_SIZE / ICH8_FLASH_SEG_SIZE_256;
- } else if (hsfsts.hsf_status.berasesz == 0x1) {
- sector_size = seg_size = ICH8_FLASH_SEG_SIZE_4K;
- iteration = 1;
- } else if (hsfsts.hsf_status.berasesz == 0x3) {
- sector_size = seg_size = ICH8_FLASH_SEG_SIZE_64K;
- iteration = 1;
- } else {
- return error;
- }
-
- for (j = 0; j < iteration ; j++) {
- do {
- count++;
- /* Steps */
- error = e1000_ich8_cycle_init(hw);
- if (error != E1000_SUCCESS) {
- error_flag = 1;
- break;
- }
-
- /* Write a value 11 (block Erase) in Flash Cycle field in Hw flash
- * Control */
- hsflctl.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFCTL);
- hsflctl.hsf_ctrl.flcycle = ICH8_CYCLE_ERASE;
- E1000_WRITE_ICH8_REG16(hw, ICH8_FLASH_HSFCTL, hsflctl.regval);
-
- /* Write the last 24 bits of an index within the block into Flash
- * Linear address field in Flash Address. This probably needs to
- * be calculated here based off the on-chip segment size and the
- * software segment size assumed (4K) */
- /* TBD */
- flash_linear_address = segment * sector_size + j * seg_size;
- flash_linear_address &= ICH8_FLASH_LINEAR_ADDR_MASK;
- flash_linear_address += hw->flash_base_addr;
-
- E1000_WRITE_ICH8_REG(hw, ICH8_FLASH_FADDR, flash_linear_address);
-
- error = e1000_ich8_flash_cycle(hw, 1000000);
- /* Check if FCERR is set to 1. If 1, clear it and try the whole
- * sequence a few more times else Done */
- if (error == E1000_SUCCESS) {
- break;
- } else {
- hsfsts.regval = E1000_READ_ICH8_REG16(hw, ICH8_FLASH_HSFSTS);
- if (hsfsts.hsf_status.flcerr == 1) {
- /* repeat for some time before giving up */
- continue;
- } else if (hsfsts.hsf_status.flcdone == 0) {
- error_flag = 1;
- break;
- }
- }
- } while ((count < ICH8_FLASH_CYCLE_REPEAT_COUNT) && !error_flag);
- if (error_flag == 1)
- break;
- }
- if (error_flag != 1)
- error = E1000_SUCCESS;
- return error;
-}
-
-/******************************************************************************
- *
- * Reverse duplex setting without breaking the link.
- *
- * hw: Struct containing variables accessed by shared code
- *
- *****************************************************************************/
-#if 0
-int32_t
-e1000_duplex_reversal(struct e1000_hw *hw)
-{
- int32_t ret_val;
- uint16_t phy_data;
-
- if (hw->phy_type != e1000_phy_igp_3)
- return E1000_SUCCESS;
-
- ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data ^= MII_CR_FULL_DUPLEX;
-
- ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
- if (ret_val)
- return ret_val;
-
- ret_val = e1000_read_phy_reg(hw, IGP3E1000_PHY_MISC_CTRL, &phy_data);
- if (ret_val)
- return ret_val;
-
- phy_data |= IGP3_PHY_MISC_DUPLEX_MANUAL_SET;
- ret_val = e1000_write_phy_reg(hw, IGP3E1000_PHY_MISC_CTRL, phy_data);
-
- return ret_val;
-}
-#endif /* 0 */
-
-static int32_t
-e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw,
- uint32_t cnf_base_addr, uint32_t cnf_size)
-{
- uint32_t ret_val = E1000_SUCCESS;
- uint16_t word_addr, reg_data, reg_addr;
- uint16_t i;
-
- /* cnf_base_addr is in DWORD */
- word_addr = (uint16_t)(cnf_base_addr << 1);
-
- /* cnf_size is returned in size of dwords */
- for (i = 0; i < cnf_size; i++) {
- ret_val = e1000_read_eeprom(hw, (word_addr + i*2), 1, ®_data);
- if (ret_val)
- return ret_val;
-
- ret_val = e1000_read_eeprom(hw, (word_addr + i*2 + 1), 1, ®_addr);
- if (ret_val)
- return ret_val;
-
- ret_val = e1000_get_software_flag(hw);
- if (ret_val != E1000_SUCCESS)
- return ret_val;
-
- ret_val = e1000_write_phy_reg_ex(hw, (uint32_t)reg_addr, reg_data);
-
- e1000_release_software_flag(hw);
- }
-
- return ret_val;
-}
-
-
-static int32_t
-e1000_init_lcd_from_nvm(struct e1000_hw *hw)
-{
- uint32_t reg_data, cnf_base_addr, cnf_size, ret_val, loop;
-
- if (hw->phy_type != e1000_phy_igp_3)
- return E1000_SUCCESS;
-
- /* Check if SW needs configure the PHY */
- reg_data = E1000_READ_REG(hw, FEXTNVM);
- if (!(reg_data & FEXTNVM_SW_CONFIG))
- return E1000_SUCCESS;
-
- /* Wait for basic configuration completes before proceeding*/
- loop = 0;
- do {
- reg_data = E1000_READ_REG(hw, STATUS) & E1000_STATUS_LAN_INIT_DONE;
- udelay(100);
- loop++;
- } while ((!reg_data) && (loop < 50));
-
- /* Clear the Init Done bit for the next init event */
- reg_data = E1000_READ_REG(hw, STATUS);
- reg_data &= ~E1000_STATUS_LAN_INIT_DONE;
- E1000_WRITE_REG(hw, STATUS, reg_data);
-
- /* Make sure HW does not configure LCD from PHY extended configuration
- before SW configuration */
- reg_data = E1000_READ_REG(hw, EXTCNF_CTRL);
- if ((reg_data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE) == 0x0000) {
- reg_data = E1000_READ_REG(hw, EXTCNF_SIZE);
- cnf_size = reg_data & E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH;
- cnf_size >>= 16;
- if (cnf_size) {
- reg_data = E1000_READ_REG(hw, EXTCNF_CTRL);
- cnf_base_addr = reg_data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER;
- /* cnf_base_addr is in DWORD */
- cnf_base_addr >>= 16;
-
- /* Configure LCD from extended configuration region. */
- ret_val = e1000_init_lcd_from_nvm_config_region(hw, cnf_base_addr,
- cnf_size);
- if (ret_val)
- return ret_val;
- }
- }
-
- return E1000_SUCCESS;
-}
-
-
-
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff