1 /*******************************************************************************
3 Intel PRO/1000 Linux driver
4 Copyright(c) 1999 - 2009 Intel Corporation.
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
23 Linux NICS <linux.nics@intel.com>
24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *******************************************************************************/
30 * 82571EB Gigabit Ethernet Controller
31 * 82571EB Gigabit Ethernet Controller (Copper)
32 * 82571EB Gigabit Ethernet Controller (Fiber)
33 * 82571EB Dual Port Gigabit Mezzanine Adapter
34 * 82571EB Quad Port Gigabit Mezzanine Adapter
35 * 82571PT Gigabit PT Quad Port Server ExpressModule
36 * 82572EI Gigabit Ethernet Controller (Copper)
37 * 82572EI Gigabit Ethernet Controller (Fiber)
38 * 82572EI Gigabit Ethernet Controller
39 * 82573V Gigabit Ethernet Controller (Copper)
40 * 82573E Gigabit Ethernet Controller (Copper)
41 * 82573L Gigabit Ethernet Controller
42 * 82574L Gigabit Network Connection
43 * 82583V Gigabit Network Connection
48 #define ID_LED_RESERVED_F746 0xF746
49 #define ID_LED_DEFAULT_82573 ((ID_LED_DEF1_DEF2 << 12) | \
50 (ID_LED_OFF1_ON2 << 8) | \
51 (ID_LED_DEF1_DEF2 << 4) | \
54 #define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
56 #define E1000_NVM_INIT_CTRL2_MNGM 0x6000 /* Manageability Operation Mode mask */
58 static s32 e1000_get_phy_id_82571(struct e1000_hw *hw);
59 static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw);
60 static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw);
61 static s32 e1000_check_for_serdes_link_82571(struct e1000_hw *hw);
62 static s32 e1000_write_nvm_eewr_82571(struct e1000_hw *hw, u16 offset,
63 u16 words, u16 *data);
64 static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw);
65 static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw);
66 static s32 e1000_setup_link_82571(struct e1000_hw *hw);
67 static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw);
68 static bool e1000_check_mng_mode_82574(struct e1000_hw *hw);
69 static s32 e1000_led_on_82574(struct e1000_hw *hw);
70 static void e1000_put_hw_semaphore_82571(struct e1000_hw *hw);
73 * e1000_init_phy_params_82571 - Init PHY func ptrs.
74 * @hw: pointer to the HW structure
76 static s32 e1000_init_phy_params_82571(struct e1000_hw *hw)
78 struct e1000_phy_info *phy = &hw->phy;
81 if (hw->phy.media_type != e1000_media_type_copper) {
82 phy->type = e1000_phy_none;
87 phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
88 phy->reset_delay_us = 100;
90 switch (hw->mac.type) {
93 phy->type = e1000_phy_igp_2;
96 phy->type = e1000_phy_m88;
100 phy->type = e1000_phy_bm;
103 return -E1000_ERR_PHY;
107 /* This can only be done after all function pointers are setup. */
108 ret_val = e1000_get_phy_id_82571(hw);
111 switch (hw->mac.type) {
114 if (phy->id != IGP01E1000_I_PHY_ID)
115 return -E1000_ERR_PHY;
118 if (phy->id != M88E1111_I_PHY_ID)
119 return -E1000_ERR_PHY;
123 if (phy->id != BME1000_E_PHY_ID_R2)
124 return -E1000_ERR_PHY;
127 return -E1000_ERR_PHY;
135 * e1000_init_nvm_params_82571 - Init NVM func ptrs.
136 * @hw: pointer to the HW structure
138 static s32 e1000_init_nvm_params_82571(struct e1000_hw *hw)
140 struct e1000_nvm_info *nvm = &hw->nvm;
141 u32 eecd = er32(EECD);
144 nvm->opcode_bits = 8;
146 switch (nvm->override) {
147 case e1000_nvm_override_spi_large:
149 nvm->address_bits = 16;
151 case e1000_nvm_override_spi_small:
153 nvm->address_bits = 8;
156 nvm->page_size = eecd & E1000_EECD_ADDR_BITS ? 32 : 8;
157 nvm->address_bits = eecd & E1000_EECD_ADDR_BITS ? 16 : 8;
161 switch (hw->mac.type) {
165 if (((eecd >> 15) & 0x3) == 0x3) {
166 nvm->type = e1000_nvm_flash_hw;
167 nvm->word_size = 2048;
169 * Autonomous Flash update bit must be cleared due
170 * to Flash update issue.
172 eecd &= ~E1000_EECD_AUPDEN;
178 nvm->type = e1000_nvm_eeprom_spi;
179 size = (u16)((eecd & E1000_EECD_SIZE_EX_MASK) >>
180 E1000_EECD_SIZE_EX_SHIFT);
182 * Added to a constant, "size" becomes the left-shift value
183 * for setting word_size.
185 size += NVM_WORD_SIZE_BASE_SHIFT;
187 /* EEPROM access above 16k is unsupported */
190 nvm->word_size = 1 << size;
198 * e1000_init_mac_params_82571 - Init MAC func ptrs.
199 * @hw: pointer to the HW structure
201 static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter)
203 struct e1000_hw *hw = &adapter->hw;
204 struct e1000_mac_info *mac = &hw->mac;
205 struct e1000_mac_operations *func = &mac->ops;
208 bool force_clear_smbi = false;
211 switch (adapter->pdev->device) {
212 case E1000_DEV_ID_82571EB_FIBER:
213 case E1000_DEV_ID_82572EI_FIBER:
214 case E1000_DEV_ID_82571EB_QUAD_FIBER:
215 hw->phy.media_type = e1000_media_type_fiber;
217 case E1000_DEV_ID_82571EB_SERDES:
218 case E1000_DEV_ID_82572EI_SERDES:
219 case E1000_DEV_ID_82571EB_SERDES_DUAL:
220 case E1000_DEV_ID_82571EB_SERDES_QUAD:
221 hw->phy.media_type = e1000_media_type_internal_serdes;
224 hw->phy.media_type = e1000_media_type_copper;
228 /* Set mta register count */
229 mac->mta_reg_count = 128;
230 /* Set rar entry count */
231 mac->rar_entry_count = E1000_RAR_ENTRIES;
232 /* Set if manageability features are enabled. */
233 mac->arc_subsystem_valid = (er32(FWSM) & E1000_FWSM_MODE_MASK)
237 switch (hw->phy.media_type) {
238 case e1000_media_type_copper:
239 func->setup_physical_interface = e1000_setup_copper_link_82571;
240 func->check_for_link = e1000e_check_for_copper_link;
241 func->get_link_up_info = e1000e_get_speed_and_duplex_copper;
243 case e1000_media_type_fiber:
244 func->setup_physical_interface =
245 e1000_setup_fiber_serdes_link_82571;
246 func->check_for_link = e1000e_check_for_fiber_link;
247 func->get_link_up_info =
248 e1000e_get_speed_and_duplex_fiber_serdes;
250 case e1000_media_type_internal_serdes:
251 func->setup_physical_interface =
252 e1000_setup_fiber_serdes_link_82571;
253 func->check_for_link = e1000_check_for_serdes_link_82571;
254 func->get_link_up_info =
255 e1000e_get_speed_and_duplex_fiber_serdes;
258 return -E1000_ERR_CONFIG;
262 switch (hw->mac.type) {
265 func->check_mng_mode = e1000_check_mng_mode_82574;
266 func->led_on = e1000_led_on_82574;
269 func->check_mng_mode = e1000e_check_mng_mode_generic;
270 func->led_on = e1000e_led_on_generic;
275 * Ensure that the inter-port SWSM.SMBI lock bit is clear before
276 * first NVM or PHY acess. This should be done for single-port
277 * devices, and for one port only on dual-port devices so that
278 * for those devices we can still use the SMBI lock to synchronize
279 * inter-port accesses to the PHY & NVM.
281 switch (hw->mac.type) {
286 if (!(swsm2 & E1000_SWSM2_LOCK)) {
287 /* Only do this for the first interface on this card */
289 swsm2 | E1000_SWSM2_LOCK);
290 force_clear_smbi = true;
292 force_clear_smbi = false;
295 force_clear_smbi = true;
299 if (force_clear_smbi) {
300 /* Make sure SWSM.SMBI is clear */
302 if (swsm & E1000_SWSM_SMBI) {
303 /* This bit should not be set on a first interface, and
304 * indicates that the bootagent or EFI code has
305 * improperly left this bit enabled
307 e_dbg("Please update your 82571 Bootagent\n");
309 ew32(SWSM, swsm & ~E1000_SWSM_SMBI);
313 * Initialze device specific counter of SMBI acquisition
316 hw->dev_spec.e82571.smb_counter = 0;
321 static s32 e1000_get_variants_82571(struct e1000_adapter *adapter)
323 struct e1000_hw *hw = &adapter->hw;
324 static int global_quad_port_a; /* global port a indication */
325 struct pci_dev *pdev = adapter->pdev;
327 int is_port_b = er32(STATUS) & E1000_STATUS_FUNC_1;
330 rc = e1000_init_mac_params_82571(adapter);
334 rc = e1000_init_nvm_params_82571(hw);
338 rc = e1000_init_phy_params_82571(hw);
342 /* tag quad port adapters first, it's used below */
343 switch (pdev->device) {
344 case E1000_DEV_ID_82571EB_QUAD_COPPER:
345 case E1000_DEV_ID_82571EB_QUAD_FIBER:
346 case E1000_DEV_ID_82571EB_QUAD_COPPER_LP:
347 case E1000_DEV_ID_82571PT_QUAD_COPPER:
348 adapter->flags |= FLAG_IS_QUAD_PORT;
349 /* mark the first port */
350 if (global_quad_port_a == 0)
351 adapter->flags |= FLAG_IS_QUAD_PORT_A;
352 /* Reset for multiple quad port adapters */
353 global_quad_port_a++;
354 if (global_quad_port_a == 4)
355 global_quad_port_a = 0;
361 switch (adapter->hw.mac.type) {
363 /* these dual ports don't have WoL on port B at all */
364 if (((pdev->device == E1000_DEV_ID_82571EB_FIBER) ||
365 (pdev->device == E1000_DEV_ID_82571EB_SERDES) ||
366 (pdev->device == E1000_DEV_ID_82571EB_COPPER)) &&
368 adapter->flags &= ~FLAG_HAS_WOL;
369 /* quad ports only support WoL on port A */
370 if (adapter->flags & FLAG_IS_QUAD_PORT &&
371 (!(adapter->flags & FLAG_IS_QUAD_PORT_A)))
372 adapter->flags &= ~FLAG_HAS_WOL;
373 /* Does not support WoL on any port */
374 if (pdev->device == E1000_DEV_ID_82571EB_SERDES_QUAD)
375 adapter->flags &= ~FLAG_HAS_WOL;
379 if (pdev->device == E1000_DEV_ID_82573L) {
380 if (e1000_read_nvm(&adapter->hw, NVM_INIT_3GIO_3, 1,
383 if (!(eeprom_data & NVM_WORD1A_ASPM_MASK)) {
384 adapter->flags |= FLAG_HAS_JUMBO_FRAMES;
385 adapter->max_hw_frame_size = DEFAULT_JUMBO;
397 * e1000_get_phy_id_82571 - Retrieve the PHY ID and revision
398 * @hw: pointer to the HW structure
400 * Reads the PHY registers and stores the PHY ID and possibly the PHY
401 * revision in the hardware structure.
403 static s32 e1000_get_phy_id_82571(struct e1000_hw *hw)
405 struct e1000_phy_info *phy = &hw->phy;
409 switch (hw->mac.type) {
413 * The 82571 firmware may still be configuring the PHY.
414 * In this case, we cannot access the PHY until the
415 * configuration is done. So we explicitly set the
418 phy->id = IGP01E1000_I_PHY_ID;
421 return e1000e_get_phy_id(hw);
425 ret_val = e1e_rphy(hw, PHY_ID1, &phy_id);
429 phy->id = (u32)(phy_id << 16);
431 ret_val = e1e_rphy(hw, PHY_ID2, &phy_id);
435 phy->id |= (u32)(phy_id);
436 phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK);
439 return -E1000_ERR_PHY;
447 * e1000_get_hw_semaphore_82571 - Acquire hardware semaphore
448 * @hw: pointer to the HW structure
450 * Acquire the HW semaphore to access the PHY or NVM
452 static s32 e1000_get_hw_semaphore_82571(struct e1000_hw *hw)
455 s32 sw_timeout = hw->nvm.word_size + 1;
456 s32 fw_timeout = hw->nvm.word_size + 1;
460 * If we have timedout 3 times on trying to acquire
461 * the inter-port SMBI semaphore, there is old code
462 * operating on the other port, and it is not
463 * releasing SMBI. Modify the number of times that
464 * we try for the semaphore to interwork with this
467 if (hw->dev_spec.e82571.smb_counter > 2)
470 /* Get the SW semaphore */
471 while (i < sw_timeout) {
473 if (!(swsm & E1000_SWSM_SMBI))
480 if (i == sw_timeout) {
481 e_dbg("Driver can't access device - SMBI bit is set.\n");
482 hw->dev_spec.e82571.smb_counter++;
484 /* Get the FW semaphore. */
485 for (i = 0; i < fw_timeout; i++) {
487 ew32(SWSM, swsm | E1000_SWSM_SWESMBI);
489 /* Semaphore acquired if bit latched */
490 if (er32(SWSM) & E1000_SWSM_SWESMBI)
496 if (i == fw_timeout) {
497 /* Release semaphores */
498 e1000_put_hw_semaphore_82571(hw);
499 e_dbg("Driver can't access the NVM\n");
500 return -E1000_ERR_NVM;
507 * e1000_put_hw_semaphore_82571 - Release hardware semaphore
508 * @hw: pointer to the HW structure
510 * Release hardware semaphore used to access the PHY or NVM
512 static void e1000_put_hw_semaphore_82571(struct e1000_hw *hw)
517 swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI);
522 * e1000_acquire_nvm_82571 - Request for access to the EEPROM
523 * @hw: pointer to the HW structure
525 * To gain access to the EEPROM, first we must obtain a hardware semaphore.
526 * Then for non-82573 hardware, set the EEPROM access request bit and wait
527 * for EEPROM access grant bit. If the access grant bit is not set, release
528 * hardware semaphore.
530 static s32 e1000_acquire_nvm_82571(struct e1000_hw *hw)
534 ret_val = e1000_get_hw_semaphore_82571(hw);
538 switch (hw->mac.type) {
544 ret_val = e1000e_acquire_nvm(hw);
549 e1000_put_hw_semaphore_82571(hw);
555 * e1000_release_nvm_82571 - Release exclusive access to EEPROM
556 * @hw: pointer to the HW structure
558 * Stop any current commands to the EEPROM and clear the EEPROM request bit.
560 static void e1000_release_nvm_82571(struct e1000_hw *hw)
562 e1000e_release_nvm(hw);
563 e1000_put_hw_semaphore_82571(hw);
567 * e1000_write_nvm_82571 - Write to EEPROM using appropriate interface
568 * @hw: pointer to the HW structure
569 * @offset: offset within the EEPROM to be written to
570 * @words: number of words to write
571 * @data: 16 bit word(s) to be written to the EEPROM
573 * For non-82573 silicon, write data to EEPROM at offset using SPI interface.
575 * If e1000e_update_nvm_checksum is not called after this function, the
576 * EEPROM will most likely contain an invalid checksum.
578 static s32 e1000_write_nvm_82571(struct e1000_hw *hw, u16 offset, u16 words,
583 switch (hw->mac.type) {
587 ret_val = e1000_write_nvm_eewr_82571(hw, offset, words, data);
591 ret_val = e1000e_write_nvm_spi(hw, offset, words, data);
594 ret_val = -E1000_ERR_NVM;
602 * e1000_update_nvm_checksum_82571 - Update EEPROM checksum
603 * @hw: pointer to the HW structure
605 * Updates the EEPROM checksum by reading/adding each word of the EEPROM
606 * up to the checksum. Then calculates the EEPROM checksum and writes the
607 * value to the EEPROM.
609 static s32 e1000_update_nvm_checksum_82571(struct e1000_hw *hw)
615 ret_val = e1000e_update_nvm_checksum_generic(hw);
620 * If our nvm is an EEPROM, then we're done
621 * otherwise, commit the checksum to the flash NVM.
623 if (hw->nvm.type != e1000_nvm_flash_hw)
626 /* Check for pending operations. */
627 for (i = 0; i < E1000_FLASH_UPDATES; i++) {
629 if ((er32(EECD) & E1000_EECD_FLUPD) == 0)
633 if (i == E1000_FLASH_UPDATES)
634 return -E1000_ERR_NVM;
636 /* Reset the firmware if using STM opcode. */
637 if ((er32(FLOP) & 0xFF00) == E1000_STM_OPCODE) {
639 * The enabling of and the actual reset must be done
640 * in two write cycles.
642 ew32(HICR, E1000_HICR_FW_RESET_ENABLE);
644 ew32(HICR, E1000_HICR_FW_RESET);
647 /* Commit the write to flash */
648 eecd = er32(EECD) | E1000_EECD_FLUPD;
651 for (i = 0; i < E1000_FLASH_UPDATES; i++) {
653 if ((er32(EECD) & E1000_EECD_FLUPD) == 0)
657 if (i == E1000_FLASH_UPDATES)
658 return -E1000_ERR_NVM;
664 * e1000_validate_nvm_checksum_82571 - Validate EEPROM checksum
665 * @hw: pointer to the HW structure
667 * Calculates the EEPROM checksum by reading/adding each word of the EEPROM
668 * and then verifies that the sum of the EEPROM is equal to 0xBABA.
670 static s32 e1000_validate_nvm_checksum_82571(struct e1000_hw *hw)
672 if (hw->nvm.type == e1000_nvm_flash_hw)
673 e1000_fix_nvm_checksum_82571(hw);
675 return e1000e_validate_nvm_checksum_generic(hw);
679 * e1000_write_nvm_eewr_82571 - Write to EEPROM for 82573 silicon
680 * @hw: pointer to the HW structure
681 * @offset: offset within the EEPROM to be written to
682 * @words: number of words to write
683 * @data: 16 bit word(s) to be written to the EEPROM
685 * After checking for invalid values, poll the EEPROM to ensure the previous
686 * command has completed before trying to write the next word. After write
687 * poll for completion.
689 * If e1000e_update_nvm_checksum is not called after this function, the
690 * EEPROM will most likely contain an invalid checksum.
692 static s32 e1000_write_nvm_eewr_82571(struct e1000_hw *hw, u16 offset,
693 u16 words, u16 *data)
695 struct e1000_nvm_info *nvm = &hw->nvm;
701 * A check for invalid values: offset too large, too many words,
702 * and not enough words.
704 if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) ||
706 e_dbg("nvm parameter(s) out of bounds\n");
707 return -E1000_ERR_NVM;
710 for (i = 0; i < words; i++) {
711 eewr = (data[i] << E1000_NVM_RW_REG_DATA) |
712 ((offset+i) << E1000_NVM_RW_ADDR_SHIFT) |
713 E1000_NVM_RW_REG_START;
715 ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_WRITE);
721 ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_WRITE);
730 * e1000_get_cfg_done_82571 - Poll for configuration done
731 * @hw: pointer to the HW structure
733 * Reads the management control register for the config done bit to be set.
735 static s32 e1000_get_cfg_done_82571(struct e1000_hw *hw)
737 s32 timeout = PHY_CFG_TIMEOUT;
741 E1000_NVM_CFG_DONE_PORT_0)
747 e_dbg("MNG configuration cycle has not completed.\n");
748 return -E1000_ERR_RESET;
755 * e1000_set_d0_lplu_state_82571 - Set Low Power Linkup D0 state
756 * @hw: pointer to the HW structure
757 * @active: true to enable LPLU, false to disable
759 * Sets the LPLU D0 state according to the active flag. When activating LPLU
760 * this function also disables smart speed and vice versa. LPLU will not be
761 * activated unless the device autonegotiation advertisement meets standards
762 * of either 10 or 10/100 or 10/100/1000 at all duplexes. This is a function
763 * pointer entry point only called by PHY setup routines.
765 static s32 e1000_set_d0_lplu_state_82571(struct e1000_hw *hw, bool active)
767 struct e1000_phy_info *phy = &hw->phy;
771 ret_val = e1e_rphy(hw, IGP02E1000_PHY_POWER_MGMT, &data);
776 data |= IGP02E1000_PM_D0_LPLU;
777 ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
781 /* When LPLU is enabled, we should disable SmartSpeed */
782 ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
783 data &= ~IGP01E1000_PSCFR_SMART_SPEED;
784 ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
788 data &= ~IGP02E1000_PM_D0_LPLU;
789 ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
791 * LPLU and SmartSpeed are mutually exclusive. LPLU is used
792 * during Dx states where the power conservation is most
793 * important. During driver activity we should enable
794 * SmartSpeed, so performance is maintained.
796 if (phy->smart_speed == e1000_smart_speed_on) {
797 ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
802 data |= IGP01E1000_PSCFR_SMART_SPEED;
803 ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
807 } else if (phy->smart_speed == e1000_smart_speed_off) {
808 ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
813 data &= ~IGP01E1000_PSCFR_SMART_SPEED;
814 ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
825 * e1000_reset_hw_82571 - Reset hardware
826 * @hw: pointer to the HW structure
828 * This resets the hardware into a known state.
830 static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
840 * Prevent the PCI-E bus from sticking if there is no TLP connection
841 * on the last TLP read/write transaction when MAC is reset.
843 ret_val = e1000e_disable_pcie_master(hw);
845 e_dbg("PCI-E Master disable polling has failed.\n");
847 e_dbg("Masking off all interrupts\n");
848 ew32(IMC, 0xffffffff);
851 ew32(TCTL, E1000_TCTL_PSP);
857 * Must acquire the MDIO ownership before MAC reset.
858 * Ownership defaults to firmware after a reset.
860 switch (hw->mac.type) {
864 extcnf_ctrl = er32(EXTCNF_CTRL);
865 extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
868 ew32(EXTCNF_CTRL, extcnf_ctrl);
869 extcnf_ctrl = er32(EXTCNF_CTRL);
871 if (extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP)
874 extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
878 } while (i < MDIO_OWNERSHIP_TIMEOUT);
886 e_dbg("Issuing a global reset to MAC\n");
887 ew32(CTRL, ctrl | E1000_CTRL_RST);
889 if (hw->nvm.type == e1000_nvm_flash_hw) {
891 ctrl_ext = er32(CTRL_EXT);
892 ctrl_ext |= E1000_CTRL_EXT_EE_RST;
893 ew32(CTRL_EXT, ctrl_ext);
897 ret_val = e1000e_get_auto_rd_done(hw);
899 /* We don't want to continue accessing MAC registers. */
903 * Phy configuration from NVM just starts after EECD_AUTO_RD is set.
904 * Need to wait for Phy configuration completion before accessing
908 switch (hw->mac.type) {
918 /* Clear any pending interrupt events. */
919 ew32(IMC, 0xffffffff);
922 if (hw->mac.type == e1000_82571 &&
923 hw->dev_spec.e82571.alt_mac_addr_is_present)
924 e1000e_set_laa_state_82571(hw, true);
926 /* Reinitialize the 82571 serdes link state machine */
927 if (hw->phy.media_type == e1000_media_type_internal_serdes)
928 hw->mac.serdes_link_state = e1000_serdes_link_down;
934 * e1000_init_hw_82571 - Initialize hardware
935 * @hw: pointer to the HW structure
937 * This inits the hardware readying it for operation.
939 static s32 e1000_init_hw_82571(struct e1000_hw *hw)
941 struct e1000_mac_info *mac = &hw->mac;
945 u16 rar_count = mac->rar_entry_count;
947 e1000_initialize_hw_bits_82571(hw);
949 /* Initialize identification LED */
950 ret_val = e1000e_id_led_init(hw);
952 e_dbg("Error initializing identification LED\n");
956 /* Disabling VLAN filtering */
957 e_dbg("Initializing the IEEE VLAN\n");
958 e1000e_clear_vfta(hw);
960 /* Setup the receive address. */
962 * If, however, a locally administered address was assigned to the
963 * 82571, we must reserve a RAR for it to work around an issue where
964 * resetting one port will reload the MAC on the other port.
966 if (e1000e_get_laa_state_82571(hw))
968 e1000e_init_rx_addrs(hw, rar_count);
970 /* Zero out the Multicast HASH table */
971 e_dbg("Zeroing the MTA\n");
972 for (i = 0; i < mac->mta_reg_count; i++)
973 E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0);
975 /* Setup link and flow control */
976 ret_val = e1000_setup_link_82571(hw);
978 /* Set the transmit descriptor write-back policy */
979 reg_data = er32(TXDCTL(0));
980 reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) |
981 E1000_TXDCTL_FULL_TX_DESC_WB |
982 E1000_TXDCTL_COUNT_DESC;
983 ew32(TXDCTL(0), reg_data);
985 /* ...for both queues. */
990 e1000e_enable_tx_pkt_filtering(hw);
991 reg_data = er32(GCR);
992 reg_data |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX;
996 reg_data = er32(TXDCTL(1));
997 reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) |
998 E1000_TXDCTL_FULL_TX_DESC_WB |
999 E1000_TXDCTL_COUNT_DESC;
1000 ew32(TXDCTL(1), reg_data);
1005 * Clear all of the statistics registers (clear on read). It is
1006 * important that we do this after we have tried to establish link
1007 * because the symbol error count will increment wildly if there
1010 e1000_clear_hw_cntrs_82571(hw);
1016 * e1000_initialize_hw_bits_82571 - Initialize hardware-dependent bits
1017 * @hw: pointer to the HW structure
1019 * Initializes required hardware-dependent bits needed for normal operation.
1021 static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw)
1025 /* Transmit Descriptor Control 0 */
1026 reg = er32(TXDCTL(0));
1028 ew32(TXDCTL(0), reg);
1030 /* Transmit Descriptor Control 1 */
1031 reg = er32(TXDCTL(1));
1033 ew32(TXDCTL(1), reg);
1035 /* Transmit Arbitration Control 0 */
1036 reg = er32(TARC(0));
1037 reg &= ~(0xF << 27); /* 30:27 */
1038 switch (hw->mac.type) {
1041 reg |= (1 << 23) | (1 << 24) | (1 << 25) | (1 << 26);
1048 /* Transmit Arbitration Control 1 */
1049 reg = er32(TARC(1));
1050 switch (hw->mac.type) {
1053 reg &= ~((1 << 29) | (1 << 30));
1054 reg |= (1 << 22) | (1 << 24) | (1 << 25) | (1 << 26);
1055 if (er32(TCTL) & E1000_TCTL_MULR)
1065 /* Device Control */
1066 switch (hw->mac.type) {
1078 /* Extended Device Control */
1079 switch (hw->mac.type) {
1083 reg = er32(CTRL_EXT);
1086 ew32(CTRL_EXT, reg);
1092 if (hw->mac.type == e1000_82571) {
1093 reg = er32(PBA_ECC);
1094 reg |= E1000_PBA_ECC_CORR_EN;
1098 * Workaround for hardware errata.
1099 * Ensure that DMA Dynamic Clock gating is disabled on 82571 and 82572
1102 if ((hw->mac.type == e1000_82571) ||
1103 (hw->mac.type == e1000_82572)) {
1104 reg = er32(CTRL_EXT);
1105 reg &= ~E1000_CTRL_EXT_DMA_DYN_CLK_EN;
1106 ew32(CTRL_EXT, reg);
1110 /* PCI-Ex Control Registers */
1111 switch (hw->mac.type) {
1119 * Workaround for hardware errata.
1120 * apply workaround for hardware errata documented in errata
1121 * docs Fixes issue where some error prone or unreliable PCIe
1122 * completions are occurring, particularly with ASPM enabled.
1123 * Without fix, issue can cause tx timeouts.
1137 * e1000e_clear_vfta - Clear VLAN filter table
1138 * @hw: pointer to the HW structure
1140 * Clears the register array which contains the VLAN filter table by
1141 * setting all the values to 0.
1143 void e1000e_clear_vfta(struct e1000_hw *hw)
1147 u32 vfta_offset = 0;
1148 u32 vfta_bit_in_reg = 0;
1150 switch (hw->mac.type) {
1154 if (hw->mng_cookie.vlan_id != 0) {
1156 * The VFTA is a 4096b bit-field, each identifying
1157 * a single VLAN ID. The following operations
1158 * determine which 32b entry (i.e. offset) into the
1159 * array we want to set the VLAN ID (i.e. bit) of
1160 * the manageability unit.
1162 vfta_offset = (hw->mng_cookie.vlan_id >>
1163 E1000_VFTA_ENTRY_SHIFT) &
1164 E1000_VFTA_ENTRY_MASK;
1165 vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id &
1166 E1000_VFTA_ENTRY_BIT_SHIFT_MASK);
1172 for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) {
1174 * If the offset we want to clear is the same offset of the
1175 * manageability VLAN ID, then clear all bits except that of
1176 * the manageability unit.
1178 vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0;
1179 E1000_WRITE_REG_ARRAY(hw, E1000_VFTA, offset, vfta_value);
1185 * e1000_check_mng_mode_82574 - Check manageability is enabled
1186 * @hw: pointer to the HW structure
1188 * Reads the NVM Initialization Control Word 2 and returns true
1189 * (>0) if any manageability is enabled, else false (0).
1191 static bool e1000_check_mng_mode_82574(struct e1000_hw *hw)
1195 e1000_read_nvm(hw, NVM_INIT_CONTROL2_REG, 1, &data);
1196 return (data & E1000_NVM_INIT_CTRL2_MNGM) != 0;
1200 * e1000_led_on_82574 - Turn LED on
1201 * @hw: pointer to the HW structure
1205 static s32 e1000_led_on_82574(struct e1000_hw *hw)
1210 ctrl = hw->mac.ledctl_mode2;
1211 if (!(E1000_STATUS_LU & er32(STATUS))) {
1213 * If no link, then turn LED on by setting the invert bit
1214 * for each LED that's "on" (0x0E) in ledctl_mode2.
1216 for (i = 0; i < 4; i++)
1217 if (((hw->mac.ledctl_mode2 >> (i * 8)) & 0xFF) ==
1218 E1000_LEDCTL_MODE_LED_ON)
1219 ctrl |= (E1000_LEDCTL_LED0_IVRT << (i * 8));
1227 * e1000_update_mc_addr_list_82571 - Update Multicast addresses
1228 * @hw: pointer to the HW structure
1229 * @mc_addr_list: array of multicast addresses to program
1230 * @mc_addr_count: number of multicast addresses to program
1231 * @rar_used_count: the first RAR register free to program
1232 * @rar_count: total number of supported Receive Address Registers
1234 * Updates the Receive Address Registers and Multicast Table Array.
1235 * The caller must have a packed mc_addr_list of multicast addresses.
1236 * The parameter rar_count will usually be hw->mac.rar_entry_count
1237 * unless there are workarounds that change this.
1239 static void e1000_update_mc_addr_list_82571(struct e1000_hw *hw,
1245 if (e1000e_get_laa_state_82571(hw))
1248 e1000e_update_mc_addr_list_generic(hw, mc_addr_list, mc_addr_count,
1249 rar_used_count, rar_count);
1253 * e1000_setup_link_82571 - Setup flow control and link settings
1254 * @hw: pointer to the HW structure
1256 * Determines which flow control settings to use, then configures flow
1257 * control. Calls the appropriate media-specific link configuration
1258 * function. Assuming the adapter has a valid link partner, a valid link
1259 * should be established. Assumes the hardware has previously been reset
1260 * and the transmitter and receiver are not enabled.
1262 static s32 e1000_setup_link_82571(struct e1000_hw *hw)
1265 * 82573 does not have a word in the NVM to determine
1266 * the default flow control setting, so we explicitly
1269 switch (hw->mac.type) {
1273 if (hw->fc.requested_mode == e1000_fc_default)
1274 hw->fc.requested_mode = e1000_fc_full;
1280 return e1000e_setup_link(hw);
1284 * e1000_setup_copper_link_82571 - Configure copper link settings
1285 * @hw: pointer to the HW structure
1287 * Configures the link for auto-neg or forced speed and duplex. Then we check
1288 * for link, once link is established calls to configure collision distance
1289 * and flow control are called.
1291 static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw)
1298 ctrl |= E1000_CTRL_SLU;
1299 ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
1302 switch (hw->phy.type) {
1305 ret_val = e1000e_copper_link_setup_m88(hw);
1307 case e1000_phy_igp_2:
1308 ret_val = e1000e_copper_link_setup_igp(hw);
1309 /* Setup activity LED */
1310 led_ctrl = er32(LEDCTL);
1311 led_ctrl &= IGP_ACTIVITY_LED_MASK;
1312 led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
1313 ew32(LEDCTL, led_ctrl);
1316 return -E1000_ERR_PHY;
1323 ret_val = e1000e_setup_copper_link(hw);
1329 * e1000_setup_fiber_serdes_link_82571 - Setup link for fiber/serdes
1330 * @hw: pointer to the HW structure
1332 * Configures collision distance and flow control for fiber and serdes links.
1333 * Upon successful setup, poll for link.
1335 static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw)
1337 switch (hw->mac.type) {
1341 * If SerDes loopback mode is entered, there is no form
1342 * of reset to take the adapter out of that mode. So we
1343 * have to explicitly take the adapter out of loopback
1344 * mode. This prevents drivers from twiddling their thumbs
1345 * if another tool failed to take it out of loopback mode.
1347 ew32(SCTL, E1000_SCTL_DISABLE_SERDES_LOOPBACK);
1353 return e1000e_setup_fiber_serdes_link(hw);
1357 * e1000_check_for_serdes_link_82571 - Check for link (Serdes)
1358 * @hw: pointer to the HW structure
1360 * Checks for link up on the hardware. If link is not up and we have
1361 * a signal, then we need to force link up.
1363 static s32 e1000_check_for_serdes_link_82571(struct e1000_hw *hw)
1365 struct e1000_mac_info *mac = &hw->mac;
1372 status = er32(STATUS);
1375 if ((rxcw & E1000_RXCW_SYNCH) && !(rxcw & E1000_RXCW_IV)) {
1377 /* Receiver is synchronized with no invalid bits. */
1378 switch (mac->serdes_link_state) {
1379 case e1000_serdes_link_autoneg_complete:
1380 if (!(status & E1000_STATUS_LU)) {
1382 * We have lost link, retry autoneg before
1383 * reporting link failure
1385 mac->serdes_link_state =
1386 e1000_serdes_link_autoneg_progress;
1387 e_dbg("AN_UP -> AN_PROG\n");
1391 case e1000_serdes_link_forced_up:
1393 * If we are receiving /C/ ordered sets, re-enable
1394 * auto-negotiation in the TXCW register and disable
1395 * forced link in the Device Control register in an
1396 * attempt to auto-negotiate with our link partner.
1398 if (rxcw & E1000_RXCW_C) {
1399 /* Enable autoneg, and unforce link up */
1400 ew32(TXCW, mac->txcw);
1402 (ctrl & ~E1000_CTRL_SLU));
1403 mac->serdes_link_state =
1404 e1000_serdes_link_autoneg_progress;
1405 e_dbg("FORCED_UP -> AN_PROG\n");
1409 case e1000_serdes_link_autoneg_progress:
1411 * If the LU bit is set in the STATUS register,
1412 * autoneg has completed sucessfully. If not,
1413 * try foring the link because the far end may be
1414 * available but not capable of autonegotiation.
1416 if (status & E1000_STATUS_LU) {
1417 mac->serdes_link_state =
1418 e1000_serdes_link_autoneg_complete;
1419 e_dbg("AN_PROG -> AN_UP\n");
1422 * Disable autoneg, force link up and
1423 * full duplex, and change state to forced
1426 (mac->txcw & ~E1000_TXCW_ANE));
1427 ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD);
1430 /* Configure Flow Control after link up. */
1432 e1000e_config_fc_after_link_up(hw);
1434 e_dbg("Error config flow control\n");
1437 mac->serdes_link_state =
1438 e1000_serdes_link_forced_up;
1439 e_dbg("AN_PROG -> FORCED_UP\n");
1441 mac->serdes_has_link = true;
1444 case e1000_serdes_link_down:
1446 /* The link was down but the receiver has now gained
1447 * valid sync, so lets see if we can bring the link
1449 ew32(TXCW, mac->txcw);
1451 (ctrl & ~E1000_CTRL_SLU));
1452 mac->serdes_link_state =
1453 e1000_serdes_link_autoneg_progress;
1454 e_dbg("DOWN -> AN_PROG\n");
1458 if (!(rxcw & E1000_RXCW_SYNCH)) {
1459 mac->serdes_has_link = false;
1460 mac->serdes_link_state = e1000_serdes_link_down;
1461 e_dbg("ANYSTATE -> DOWN\n");
1464 * We have sync, and can tolerate one
1465 * invalid (IV) codeword before declaring
1466 * link down, so reread to look again
1470 if (rxcw & E1000_RXCW_IV) {
1471 mac->serdes_link_state = e1000_serdes_link_down;
1472 mac->serdes_has_link = false;
1473 e_dbg("ANYSTATE -> DOWN\n");
1482 * e1000_valid_led_default_82571 - Verify a valid default LED config
1483 * @hw: pointer to the HW structure
1484 * @data: pointer to the NVM (EEPROM)
1486 * Read the EEPROM for the current default LED configuration. If the
1487 * LED configuration is not valid, set to a valid LED configuration.
1489 static s32 e1000_valid_led_default_82571(struct e1000_hw *hw, u16 *data)
1493 ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data);
1495 e_dbg("NVM Read Error\n");
1499 switch (hw->mac.type) {
1503 if (*data == ID_LED_RESERVED_F746)
1504 *data = ID_LED_DEFAULT_82573;
1507 if (*data == ID_LED_RESERVED_0000 ||
1508 *data == ID_LED_RESERVED_FFFF)
1509 *data = ID_LED_DEFAULT;
1517 * e1000e_get_laa_state_82571 - Get locally administered address state
1518 * @hw: pointer to the HW structure
1520 * Retrieve and return the current locally administered address state.
1522 bool e1000e_get_laa_state_82571(struct e1000_hw *hw)
1524 if (hw->mac.type != e1000_82571)
1527 return hw->dev_spec.e82571.laa_is_present;
1531 * e1000e_set_laa_state_82571 - Set locally administered address state
1532 * @hw: pointer to the HW structure
1533 * @state: enable/disable locally administered address
1535 * Enable/Disable the current locally administers address state.
1537 void e1000e_set_laa_state_82571(struct e1000_hw *hw, bool state)
1539 if (hw->mac.type != e1000_82571)
1542 hw->dev_spec.e82571.laa_is_present = state;
1544 /* If workaround is activated... */
1547 * Hold a copy of the LAA in RAR[14] This is done so that
1548 * between the time RAR[0] gets clobbered and the time it
1549 * gets fixed, the actual LAA is in one of the RARs and no
1550 * incoming packets directed to this port are dropped.
1551 * Eventually the LAA will be in RAR[0] and RAR[14].
1553 e1000e_rar_set(hw, hw->mac.addr, hw->mac.rar_entry_count - 1);
1557 * e1000_fix_nvm_checksum_82571 - Fix EEPROM checksum
1558 * @hw: pointer to the HW structure
1560 * Verifies that the EEPROM has completed the update. After updating the
1561 * EEPROM, we need to check bit 15 in work 0x23 for the checksum fix. If
1562 * the checksum fix is not implemented, we need to set the bit and update
1563 * the checksum. Otherwise, if bit 15 is set and the checksum is incorrect,
1564 * we need to return bad checksum.
1566 static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw)
1568 struct e1000_nvm_info *nvm = &hw->nvm;
1572 if (nvm->type != e1000_nvm_flash_hw)
1576 * Check bit 4 of word 10h. If it is 0, firmware is done updating
1577 * 10h-12h. Checksum may need to be fixed.
1579 ret_val = e1000_read_nvm(hw, 0x10, 1, &data);
1583 if (!(data & 0x10)) {
1585 * Read 0x23 and check bit 15. This bit is a 1
1586 * when the checksum has already been fixed. If
1587 * the checksum is still wrong and this bit is a
1588 * 1, we need to return bad checksum. Otherwise,
1589 * we need to set this bit to a 1 and update the
1592 ret_val = e1000_read_nvm(hw, 0x23, 1, &data);
1596 if (!(data & 0x8000)) {
1598 ret_val = e1000_write_nvm(hw, 0x23, 1, &data);
1601 ret_val = e1000e_update_nvm_checksum(hw);
1609 * e1000_clear_hw_cntrs_82571 - Clear device specific hardware counters
1610 * @hw: pointer to the HW structure
1612 * Clears the hardware counters by reading the counter registers.
1614 static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw)
1616 e1000e_clear_hw_cntrs_base(hw);
1654 static struct e1000_mac_operations e82571_mac_ops = {
1655 /* .check_mng_mode: mac type dependent */
1656 /* .check_for_link: media type dependent */
1657 .id_led_init = e1000e_id_led_init,
1658 .cleanup_led = e1000e_cleanup_led_generic,
1659 .clear_hw_cntrs = e1000_clear_hw_cntrs_82571,
1660 .get_bus_info = e1000e_get_bus_info_pcie,
1661 /* .get_link_up_info: media type dependent */
1662 /* .led_on: mac type dependent */
1663 .led_off = e1000e_led_off_generic,
1664 .update_mc_addr_list = e1000_update_mc_addr_list_82571,
1665 .reset_hw = e1000_reset_hw_82571,
1666 .init_hw = e1000_init_hw_82571,
1667 .setup_link = e1000_setup_link_82571,
1668 /* .setup_physical_interface: media type dependent */
1669 .setup_led = e1000e_setup_led_generic,
1672 static struct e1000_phy_operations e82_phy_ops_igp = {
1673 .acquire = e1000_get_hw_semaphore_82571,
1674 .check_reset_block = e1000e_check_reset_block_generic,
1676 .force_speed_duplex = e1000e_phy_force_speed_duplex_igp,
1677 .get_cfg_done = e1000_get_cfg_done_82571,
1678 .get_cable_length = e1000e_get_cable_length_igp_2,
1679 .get_info = e1000e_get_phy_info_igp,
1680 .read_reg = e1000e_read_phy_reg_igp,
1681 .release = e1000_put_hw_semaphore_82571,
1682 .reset = e1000e_phy_hw_reset_generic,
1683 .set_d0_lplu_state = e1000_set_d0_lplu_state_82571,
1684 .set_d3_lplu_state = e1000e_set_d3_lplu_state,
1685 .write_reg = e1000e_write_phy_reg_igp,
1686 .cfg_on_link_up = NULL,
1689 static struct e1000_phy_operations e82_phy_ops_m88 = {
1690 .acquire = e1000_get_hw_semaphore_82571,
1691 .check_reset_block = e1000e_check_reset_block_generic,
1692 .commit = e1000e_phy_sw_reset,
1693 .force_speed_duplex = e1000e_phy_force_speed_duplex_m88,
1694 .get_cfg_done = e1000e_get_cfg_done,
1695 .get_cable_length = e1000e_get_cable_length_m88,
1696 .get_info = e1000e_get_phy_info_m88,
1697 .read_reg = e1000e_read_phy_reg_m88,
1698 .release = e1000_put_hw_semaphore_82571,
1699 .reset = e1000e_phy_hw_reset_generic,
1700 .set_d0_lplu_state = e1000_set_d0_lplu_state_82571,
1701 .set_d3_lplu_state = e1000e_set_d3_lplu_state,
1702 .write_reg = e1000e_write_phy_reg_m88,
1703 .cfg_on_link_up = NULL,
1706 static struct e1000_phy_operations e82_phy_ops_bm = {
1707 .acquire = e1000_get_hw_semaphore_82571,
1708 .check_reset_block = e1000e_check_reset_block_generic,
1709 .commit = e1000e_phy_sw_reset,
1710 .force_speed_duplex = e1000e_phy_force_speed_duplex_m88,
1711 .get_cfg_done = e1000e_get_cfg_done,
1712 .get_cable_length = e1000e_get_cable_length_m88,
1713 .get_info = e1000e_get_phy_info_m88,
1714 .read_reg = e1000e_read_phy_reg_bm2,
1715 .release = e1000_put_hw_semaphore_82571,
1716 .reset = e1000e_phy_hw_reset_generic,
1717 .set_d0_lplu_state = e1000_set_d0_lplu_state_82571,
1718 .set_d3_lplu_state = e1000e_set_d3_lplu_state,
1719 .write_reg = e1000e_write_phy_reg_bm2,
1720 .cfg_on_link_up = NULL,
1723 static struct e1000_nvm_operations e82571_nvm_ops = {
1724 .acquire = e1000_acquire_nvm_82571,
1725 .read = e1000e_read_nvm_eerd,
1726 .release = e1000_release_nvm_82571,
1727 .update = e1000_update_nvm_checksum_82571,
1728 .valid_led_default = e1000_valid_led_default_82571,
1729 .validate = e1000_validate_nvm_checksum_82571,
1730 .write = e1000_write_nvm_82571,
1733 struct e1000_info e1000_82571_info = {
1735 .flags = FLAG_HAS_HW_VLAN_FILTER
1736 | FLAG_HAS_JUMBO_FRAMES
1738 | FLAG_APME_IN_CTRL3
1739 | FLAG_RX_CSUM_ENABLED
1740 | FLAG_HAS_CTRLEXT_ON_LOAD
1741 | FLAG_HAS_SMART_POWER_DOWN
1742 | FLAG_RESET_OVERWRITES_LAA /* errata */
1743 | FLAG_TARC_SPEED_MODE_BIT /* errata */
1744 | FLAG_APME_CHECK_PORT_B,
1746 .max_hw_frame_size = DEFAULT_JUMBO,
1747 .get_variants = e1000_get_variants_82571,
1748 .mac_ops = &e82571_mac_ops,
1749 .phy_ops = &e82_phy_ops_igp,
1750 .nvm_ops = &e82571_nvm_ops,
1753 struct e1000_info e1000_82572_info = {
1755 .flags = FLAG_HAS_HW_VLAN_FILTER
1756 | FLAG_HAS_JUMBO_FRAMES
1758 | FLAG_APME_IN_CTRL3
1759 | FLAG_RX_CSUM_ENABLED
1760 | FLAG_HAS_CTRLEXT_ON_LOAD
1761 | FLAG_TARC_SPEED_MODE_BIT, /* errata */
1763 .max_hw_frame_size = DEFAULT_JUMBO,
1764 .get_variants = e1000_get_variants_82571,
1765 .mac_ops = &e82571_mac_ops,
1766 .phy_ops = &e82_phy_ops_igp,
1767 .nvm_ops = &e82571_nvm_ops,
1770 struct e1000_info e1000_82573_info = {
1772 .flags = FLAG_HAS_HW_VLAN_FILTER
1773 | FLAG_HAS_JUMBO_FRAMES
1775 | FLAG_APME_IN_CTRL3
1776 | FLAG_RX_CSUM_ENABLED
1777 | FLAG_HAS_SMART_POWER_DOWN
1780 | FLAG_HAS_SWSM_ON_LOAD,
1782 .max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN,
1783 .get_variants = e1000_get_variants_82571,
1784 .mac_ops = &e82571_mac_ops,
1785 .phy_ops = &e82_phy_ops_m88,
1786 .nvm_ops = &e82571_nvm_ops,
1789 struct e1000_info e1000_82574_info = {
1791 .flags = FLAG_HAS_HW_VLAN_FILTER
1793 | FLAG_HAS_JUMBO_FRAMES
1795 | FLAG_APME_IN_CTRL3
1796 | FLAG_RX_CSUM_ENABLED
1797 | FLAG_HAS_SMART_POWER_DOWN
1799 | FLAG_HAS_CTRLEXT_ON_LOAD,
1801 .max_hw_frame_size = DEFAULT_JUMBO,
1802 .get_variants = e1000_get_variants_82571,
1803 .mac_ops = &e82571_mac_ops,
1804 .phy_ops = &e82_phy_ops_bm,
1805 .nvm_ops = &e82571_nvm_ops,
1808 struct e1000_info e1000_82583_info = {
1810 .flags = FLAG_HAS_HW_VLAN_FILTER
1812 | FLAG_APME_IN_CTRL3
1813 | FLAG_RX_CSUM_ENABLED
1814 | FLAG_HAS_SMART_POWER_DOWN
1816 | FLAG_HAS_CTRLEXT_ON_LOAD,
1818 .max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN,
1819 .get_variants = e1000_get_variants_82571,
1820 .mac_ops = &e82571_mac_ops,
1821 .phy_ops = &e82_phy_ops_bm,
1822 .nvm_ops = &e82571_nvm_ops,