Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1 | /******************************************************************************* |
| 2 | |
| 3 | Intel PRO/1000 Linux driver |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 4 | Copyright(c) 1999 - 2008 Intel Corporation. |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 5 | |
| 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. |
| 9 | |
| 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 |
| 13 | more details. |
| 14 | |
| 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. |
| 18 | |
| 19 | The full GNU General Public License is included in this distribution in |
| 20 | the file called "COPYING". |
| 21 | |
| 22 | Contact Information: |
| 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 |
| 26 | |
| 27 | *******************************************************************************/ |
| 28 | |
| 29 | /* |
| 30 | * 82571EB Gigabit Ethernet Controller |
Bruce Allan | 1605927 | 2008-11-21 16:51:06 -0800 | [diff] [blame] | 31 | * 82571EB Gigabit Ethernet Controller (Copper) |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 32 | * 82571EB Gigabit Ethernet Controller (Fiber) |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 33 | * 82571EB Dual Port Gigabit Mezzanine Adapter |
| 34 | * 82571EB Quad Port Gigabit Mezzanine Adapter |
| 35 | * 82571PT Gigabit PT Quad Port Server ExpressModule |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 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 |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 42 | * 82574L Gigabit Network Connection |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 43 | * 82583V Gigabit Network Connection |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 44 | */ |
| 45 | |
| 46 | #include <linux/netdevice.h> |
| 47 | #include <linux/delay.h> |
| 48 | #include <linux/pci.h> |
| 49 | |
| 50 | #include "e1000.h" |
| 51 | |
| 52 | #define ID_LED_RESERVED_F746 0xF746 |
| 53 | #define ID_LED_DEFAULT_82573 ((ID_LED_DEF1_DEF2 << 12) | \ |
| 54 | (ID_LED_OFF1_ON2 << 8) | \ |
| 55 | (ID_LED_DEF1_DEF2 << 4) | \ |
| 56 | (ID_LED_DEF1_DEF2)) |
| 57 | |
| 58 | #define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000 |
| 59 | |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 60 | #define E1000_NVM_INIT_CTRL2_MNGM 0x6000 /* Manageability Operation Mode mask */ |
| 61 | |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 62 | static s32 e1000_get_phy_id_82571(struct e1000_hw *hw); |
| 63 | static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw); |
| 64 | static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw); |
dave graham | c952337 | 2009-02-10 12:52:28 +0000 | [diff] [blame] | 65 | static s32 e1000_check_for_serdes_link_82571(struct e1000_hw *hw); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 66 | static s32 e1000_write_nvm_eewr_82571(struct e1000_hw *hw, u16 offset, |
| 67 | u16 words, u16 *data); |
| 68 | static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw); |
| 69 | static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw); |
| 70 | static s32 e1000_setup_link_82571(struct e1000_hw *hw); |
| 71 | static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw); |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 72 | static bool e1000_check_mng_mode_82574(struct e1000_hw *hw); |
| 73 | static s32 e1000_led_on_82574(struct e1000_hw *hw); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 74 | |
| 75 | /** |
| 76 | * e1000_init_phy_params_82571 - Init PHY func ptrs. |
| 77 | * @hw: pointer to the HW structure |
| 78 | * |
| 79 | * This is a function pointer entry point called by the api module. |
| 80 | **/ |
| 81 | static s32 e1000_init_phy_params_82571(struct e1000_hw *hw) |
| 82 | { |
| 83 | struct e1000_phy_info *phy = &hw->phy; |
| 84 | s32 ret_val; |
| 85 | |
Jeff Kirsher | 318a94d | 2008-03-28 09:15:16 -0700 | [diff] [blame] | 86 | if (hw->phy.media_type != e1000_media_type_copper) { |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 87 | phy->type = e1000_phy_none; |
| 88 | return 0; |
| 89 | } |
| 90 | |
| 91 | phy->addr = 1; |
| 92 | phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT; |
| 93 | phy->reset_delay_us = 100; |
| 94 | |
| 95 | switch (hw->mac.type) { |
| 96 | case e1000_82571: |
| 97 | case e1000_82572: |
| 98 | phy->type = e1000_phy_igp_2; |
| 99 | break; |
| 100 | case e1000_82573: |
| 101 | phy->type = e1000_phy_m88; |
| 102 | break; |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 103 | case e1000_82574: |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 104 | case e1000_82583: |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 105 | phy->type = e1000_phy_bm; |
| 106 | break; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 107 | default: |
| 108 | return -E1000_ERR_PHY; |
| 109 | break; |
| 110 | } |
| 111 | |
| 112 | /* This can only be done after all function pointers are setup. */ |
| 113 | ret_val = e1000_get_phy_id_82571(hw); |
| 114 | |
| 115 | /* Verify phy id */ |
| 116 | switch (hw->mac.type) { |
| 117 | case e1000_82571: |
| 118 | case e1000_82572: |
| 119 | if (phy->id != IGP01E1000_I_PHY_ID) |
| 120 | return -E1000_ERR_PHY; |
| 121 | break; |
| 122 | case e1000_82573: |
| 123 | if (phy->id != M88E1111_I_PHY_ID) |
| 124 | return -E1000_ERR_PHY; |
| 125 | break; |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 126 | case e1000_82574: |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 127 | case e1000_82583: |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 128 | if (phy->id != BME1000_E_PHY_ID_R2) |
| 129 | return -E1000_ERR_PHY; |
| 130 | break; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 131 | default: |
| 132 | return -E1000_ERR_PHY; |
| 133 | break; |
| 134 | } |
| 135 | |
| 136 | return 0; |
| 137 | } |
| 138 | |
| 139 | /** |
| 140 | * e1000_init_nvm_params_82571 - Init NVM func ptrs. |
| 141 | * @hw: pointer to the HW structure |
| 142 | * |
| 143 | * This is a function pointer entry point called by the api module. |
| 144 | **/ |
| 145 | static s32 e1000_init_nvm_params_82571(struct e1000_hw *hw) |
| 146 | { |
| 147 | struct e1000_nvm_info *nvm = &hw->nvm; |
| 148 | u32 eecd = er32(EECD); |
| 149 | u16 size; |
| 150 | |
| 151 | nvm->opcode_bits = 8; |
| 152 | nvm->delay_usec = 1; |
| 153 | switch (nvm->override) { |
| 154 | case e1000_nvm_override_spi_large: |
| 155 | nvm->page_size = 32; |
| 156 | nvm->address_bits = 16; |
| 157 | break; |
| 158 | case e1000_nvm_override_spi_small: |
| 159 | nvm->page_size = 8; |
| 160 | nvm->address_bits = 8; |
| 161 | break; |
| 162 | default: |
| 163 | nvm->page_size = eecd & E1000_EECD_ADDR_BITS ? 32 : 8; |
| 164 | nvm->address_bits = eecd & E1000_EECD_ADDR_BITS ? 16 : 8; |
| 165 | break; |
| 166 | } |
| 167 | |
| 168 | switch (hw->mac.type) { |
| 169 | case e1000_82573: |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 170 | case e1000_82574: |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 171 | case e1000_82583: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 172 | if (((eecd >> 15) & 0x3) == 0x3) { |
| 173 | nvm->type = e1000_nvm_flash_hw; |
| 174 | nvm->word_size = 2048; |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 175 | /* |
| 176 | * Autonomous Flash update bit must be cleared due |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 177 | * to Flash update issue. |
| 178 | */ |
| 179 | eecd &= ~E1000_EECD_AUPDEN; |
| 180 | ew32(EECD, eecd); |
| 181 | break; |
| 182 | } |
| 183 | /* Fall Through */ |
| 184 | default: |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 185 | nvm->type = e1000_nvm_eeprom_spi; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 186 | size = (u16)((eecd & E1000_EECD_SIZE_EX_MASK) >> |
| 187 | E1000_EECD_SIZE_EX_SHIFT); |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 188 | /* |
| 189 | * Added to a constant, "size" becomes the left-shift value |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 190 | * for setting word_size. |
| 191 | */ |
| 192 | size += NVM_WORD_SIZE_BASE_SHIFT; |
Jeff Kirsher | 8d7c294 | 2008-04-02 13:48:07 -0700 | [diff] [blame] | 193 | |
| 194 | /* EEPROM access above 16k is unsupported */ |
| 195 | if (size > 14) |
| 196 | size = 14; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 197 | nvm->word_size = 1 << size; |
| 198 | break; |
| 199 | } |
| 200 | |
| 201 | return 0; |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * e1000_init_mac_params_82571 - Init MAC func ptrs. |
| 206 | * @hw: pointer to the HW structure |
| 207 | * |
| 208 | * This is a function pointer entry point called by the api module. |
| 209 | **/ |
| 210 | static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter) |
| 211 | { |
| 212 | struct e1000_hw *hw = &adapter->hw; |
| 213 | struct e1000_mac_info *mac = &hw->mac; |
| 214 | struct e1000_mac_operations *func = &mac->ops; |
| 215 | |
| 216 | /* Set media type */ |
| 217 | switch (adapter->pdev->device) { |
| 218 | case E1000_DEV_ID_82571EB_FIBER: |
| 219 | case E1000_DEV_ID_82572EI_FIBER: |
| 220 | case E1000_DEV_ID_82571EB_QUAD_FIBER: |
Jeff Kirsher | 318a94d | 2008-03-28 09:15:16 -0700 | [diff] [blame] | 221 | hw->phy.media_type = e1000_media_type_fiber; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 222 | break; |
| 223 | case E1000_DEV_ID_82571EB_SERDES: |
| 224 | case E1000_DEV_ID_82572EI_SERDES: |
Auke Kok | 040babf | 2007-10-31 15:22:05 -0700 | [diff] [blame] | 225 | case E1000_DEV_ID_82571EB_SERDES_DUAL: |
| 226 | case E1000_DEV_ID_82571EB_SERDES_QUAD: |
Jeff Kirsher | 318a94d | 2008-03-28 09:15:16 -0700 | [diff] [blame] | 227 | hw->phy.media_type = e1000_media_type_internal_serdes; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 228 | break; |
| 229 | default: |
Jeff Kirsher | 318a94d | 2008-03-28 09:15:16 -0700 | [diff] [blame] | 230 | hw->phy.media_type = e1000_media_type_copper; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 231 | break; |
| 232 | } |
| 233 | |
| 234 | /* Set mta register count */ |
| 235 | mac->mta_reg_count = 128; |
| 236 | /* Set rar entry count */ |
| 237 | mac->rar_entry_count = E1000_RAR_ENTRIES; |
| 238 | /* Set if manageability features are enabled. */ |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 239 | mac->arc_subsystem_valid = (er32(FWSM) & E1000_FWSM_MODE_MASK) ? 1 : 0; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 240 | |
| 241 | /* check for link */ |
Jeff Kirsher | 318a94d | 2008-03-28 09:15:16 -0700 | [diff] [blame] | 242 | switch (hw->phy.media_type) { |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 243 | case e1000_media_type_copper: |
| 244 | func->setup_physical_interface = e1000_setup_copper_link_82571; |
| 245 | func->check_for_link = e1000e_check_for_copper_link; |
| 246 | func->get_link_up_info = e1000e_get_speed_and_duplex_copper; |
| 247 | break; |
| 248 | case e1000_media_type_fiber: |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 249 | func->setup_physical_interface = |
| 250 | e1000_setup_fiber_serdes_link_82571; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 251 | func->check_for_link = e1000e_check_for_fiber_link; |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 252 | func->get_link_up_info = |
| 253 | e1000e_get_speed_and_duplex_fiber_serdes; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 254 | break; |
| 255 | case e1000_media_type_internal_serdes: |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 256 | func->setup_physical_interface = |
| 257 | e1000_setup_fiber_serdes_link_82571; |
dave graham | c952337 | 2009-02-10 12:52:28 +0000 | [diff] [blame] | 258 | func->check_for_link = e1000_check_for_serdes_link_82571; |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 259 | func->get_link_up_info = |
| 260 | e1000e_get_speed_and_duplex_fiber_serdes; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 261 | break; |
| 262 | default: |
| 263 | return -E1000_ERR_CONFIG; |
| 264 | break; |
| 265 | } |
| 266 | |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 267 | switch (hw->mac.type) { |
| 268 | case e1000_82574: |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 269 | case e1000_82583: |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 270 | func->check_mng_mode = e1000_check_mng_mode_82574; |
| 271 | func->led_on = e1000_led_on_82574; |
| 272 | break; |
| 273 | default: |
| 274 | func->check_mng_mode = e1000e_check_mng_mode_generic; |
| 275 | func->led_on = e1000e_led_on_generic; |
| 276 | break; |
| 277 | } |
| 278 | |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 279 | return 0; |
| 280 | } |
| 281 | |
Jeff Kirsher | 69e3fd8 | 2008-04-02 13:48:18 -0700 | [diff] [blame] | 282 | static s32 e1000_get_variants_82571(struct e1000_adapter *adapter) |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 283 | { |
| 284 | struct e1000_hw *hw = &adapter->hw; |
| 285 | static int global_quad_port_a; /* global port a indication */ |
| 286 | struct pci_dev *pdev = adapter->pdev; |
| 287 | u16 eeprom_data = 0; |
| 288 | int is_port_b = er32(STATUS) & E1000_STATUS_FUNC_1; |
| 289 | s32 rc; |
| 290 | |
| 291 | rc = e1000_init_mac_params_82571(adapter); |
| 292 | if (rc) |
| 293 | return rc; |
| 294 | |
| 295 | rc = e1000_init_nvm_params_82571(hw); |
| 296 | if (rc) |
| 297 | return rc; |
| 298 | |
| 299 | rc = e1000_init_phy_params_82571(hw); |
| 300 | if (rc) |
| 301 | return rc; |
| 302 | |
| 303 | /* tag quad port adapters first, it's used below */ |
| 304 | switch (pdev->device) { |
| 305 | case E1000_DEV_ID_82571EB_QUAD_COPPER: |
| 306 | case E1000_DEV_ID_82571EB_QUAD_FIBER: |
| 307 | case E1000_DEV_ID_82571EB_QUAD_COPPER_LP: |
Auke Kok | 040babf | 2007-10-31 15:22:05 -0700 | [diff] [blame] | 308 | case E1000_DEV_ID_82571PT_QUAD_COPPER: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 309 | adapter->flags |= FLAG_IS_QUAD_PORT; |
| 310 | /* mark the first port */ |
| 311 | if (global_quad_port_a == 0) |
| 312 | adapter->flags |= FLAG_IS_QUAD_PORT_A; |
| 313 | /* Reset for multiple quad port adapters */ |
| 314 | global_quad_port_a++; |
| 315 | if (global_quad_port_a == 4) |
| 316 | global_quad_port_a = 0; |
| 317 | break; |
| 318 | default: |
| 319 | break; |
| 320 | } |
| 321 | |
| 322 | switch (adapter->hw.mac.type) { |
| 323 | case e1000_82571: |
| 324 | /* these dual ports don't have WoL on port B at all */ |
| 325 | if (((pdev->device == E1000_DEV_ID_82571EB_FIBER) || |
| 326 | (pdev->device == E1000_DEV_ID_82571EB_SERDES) || |
| 327 | (pdev->device == E1000_DEV_ID_82571EB_COPPER)) && |
| 328 | (is_port_b)) |
| 329 | adapter->flags &= ~FLAG_HAS_WOL; |
| 330 | /* quad ports only support WoL on port A */ |
| 331 | if (adapter->flags & FLAG_IS_QUAD_PORT && |
Roel Kluin | 6e4ca80 | 2007-10-29 10:50:05 -0700 | [diff] [blame] | 332 | (!(adapter->flags & FLAG_IS_QUAD_PORT_A))) |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 333 | adapter->flags &= ~FLAG_HAS_WOL; |
Auke Kok | 040babf | 2007-10-31 15:22:05 -0700 | [diff] [blame] | 334 | /* Does not support WoL on any port */ |
| 335 | if (pdev->device == E1000_DEV_ID_82571EB_SERDES_QUAD) |
| 336 | adapter->flags &= ~FLAG_HAS_WOL; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 337 | break; |
| 338 | |
| 339 | case e1000_82573: |
| 340 | if (pdev->device == E1000_DEV_ID_82573L) { |
Bruce Allan | e243455 | 2008-11-21 17:02:41 -0800 | [diff] [blame] | 341 | if (e1000_read_nvm(&adapter->hw, NVM_INIT_3GIO_3, 1, |
| 342 | &eeprom_data) < 0) |
| 343 | break; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 344 | if (eeprom_data & NVM_WORD1A_ASPM_MASK) |
| 345 | adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES; |
| 346 | } |
| 347 | break; |
| 348 | default: |
| 349 | break; |
| 350 | } |
| 351 | |
| 352 | return 0; |
| 353 | } |
| 354 | |
| 355 | /** |
| 356 | * e1000_get_phy_id_82571 - Retrieve the PHY ID and revision |
| 357 | * @hw: pointer to the HW structure |
| 358 | * |
| 359 | * Reads the PHY registers and stores the PHY ID and possibly the PHY |
| 360 | * revision in the hardware structure. |
| 361 | **/ |
| 362 | static s32 e1000_get_phy_id_82571(struct e1000_hw *hw) |
| 363 | { |
| 364 | struct e1000_phy_info *phy = &hw->phy; |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 365 | s32 ret_val; |
| 366 | u16 phy_id = 0; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 367 | |
| 368 | switch (hw->mac.type) { |
| 369 | case e1000_82571: |
| 370 | case e1000_82572: |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 371 | /* |
| 372 | * The 82571 firmware may still be configuring the PHY. |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 373 | * In this case, we cannot access the PHY until the |
| 374 | * configuration is done. So we explicitly set the |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 375 | * PHY ID. |
| 376 | */ |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 377 | phy->id = IGP01E1000_I_PHY_ID; |
| 378 | break; |
| 379 | case e1000_82573: |
| 380 | return e1000e_get_phy_id(hw); |
| 381 | break; |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 382 | case e1000_82574: |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 383 | case e1000_82583: |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 384 | ret_val = e1e_rphy(hw, PHY_ID1, &phy_id); |
| 385 | if (ret_val) |
| 386 | return ret_val; |
| 387 | |
| 388 | phy->id = (u32)(phy_id << 16); |
| 389 | udelay(20); |
| 390 | ret_val = e1e_rphy(hw, PHY_ID2, &phy_id); |
| 391 | if (ret_val) |
| 392 | return ret_val; |
| 393 | |
| 394 | phy->id |= (u32)(phy_id); |
| 395 | phy->revision = (u32)(phy_id & ~PHY_REVISION_MASK); |
| 396 | break; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 397 | default: |
| 398 | return -E1000_ERR_PHY; |
| 399 | break; |
| 400 | } |
| 401 | |
| 402 | return 0; |
| 403 | } |
| 404 | |
| 405 | /** |
| 406 | * e1000_get_hw_semaphore_82571 - Acquire hardware semaphore |
| 407 | * @hw: pointer to the HW structure |
| 408 | * |
| 409 | * Acquire the HW semaphore to access the PHY or NVM |
| 410 | **/ |
| 411 | static s32 e1000_get_hw_semaphore_82571(struct e1000_hw *hw) |
| 412 | { |
| 413 | u32 swsm; |
| 414 | s32 timeout = hw->nvm.word_size + 1; |
| 415 | s32 i = 0; |
| 416 | |
| 417 | /* Get the FW semaphore. */ |
| 418 | for (i = 0; i < timeout; i++) { |
| 419 | swsm = er32(SWSM); |
| 420 | ew32(SWSM, swsm | E1000_SWSM_SWESMBI); |
| 421 | |
| 422 | /* Semaphore acquired if bit latched */ |
| 423 | if (er32(SWSM) & E1000_SWSM_SWESMBI) |
| 424 | break; |
| 425 | |
| 426 | udelay(50); |
| 427 | } |
| 428 | |
| 429 | if (i == timeout) { |
| 430 | /* Release semaphores */ |
| 431 | e1000e_put_hw_semaphore(hw); |
| 432 | hw_dbg(hw, "Driver can't access the NVM\n"); |
| 433 | return -E1000_ERR_NVM; |
| 434 | } |
| 435 | |
| 436 | return 0; |
| 437 | } |
| 438 | |
| 439 | /** |
| 440 | * e1000_put_hw_semaphore_82571 - Release hardware semaphore |
| 441 | * @hw: pointer to the HW structure |
| 442 | * |
| 443 | * Release hardware semaphore used to access the PHY or NVM |
| 444 | **/ |
| 445 | static void e1000_put_hw_semaphore_82571(struct e1000_hw *hw) |
| 446 | { |
| 447 | u32 swsm; |
| 448 | |
| 449 | swsm = er32(SWSM); |
| 450 | |
| 451 | swsm &= ~E1000_SWSM_SWESMBI; |
| 452 | |
| 453 | ew32(SWSM, swsm); |
| 454 | } |
| 455 | |
| 456 | /** |
| 457 | * e1000_acquire_nvm_82571 - Request for access to the EEPROM |
| 458 | * @hw: pointer to the HW structure |
| 459 | * |
| 460 | * To gain access to the EEPROM, first we must obtain a hardware semaphore. |
| 461 | * Then for non-82573 hardware, set the EEPROM access request bit and wait |
| 462 | * for EEPROM access grant bit. If the access grant bit is not set, release |
| 463 | * hardware semaphore. |
| 464 | **/ |
| 465 | static s32 e1000_acquire_nvm_82571(struct e1000_hw *hw) |
| 466 | { |
| 467 | s32 ret_val; |
| 468 | |
| 469 | ret_val = e1000_get_hw_semaphore_82571(hw); |
| 470 | if (ret_val) |
| 471 | return ret_val; |
| 472 | |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 473 | switch (hw->mac.type) { |
| 474 | case e1000_82573: |
| 475 | case e1000_82574: |
| 476 | case e1000_82583: |
| 477 | break; |
| 478 | default: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 479 | ret_val = e1000e_acquire_nvm(hw); |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 480 | break; |
| 481 | } |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 482 | |
| 483 | if (ret_val) |
| 484 | e1000_put_hw_semaphore_82571(hw); |
| 485 | |
| 486 | return ret_val; |
| 487 | } |
| 488 | |
| 489 | /** |
| 490 | * e1000_release_nvm_82571 - Release exclusive access to EEPROM |
| 491 | * @hw: pointer to the HW structure |
| 492 | * |
| 493 | * Stop any current commands to the EEPROM and clear the EEPROM request bit. |
| 494 | **/ |
| 495 | static void e1000_release_nvm_82571(struct e1000_hw *hw) |
| 496 | { |
| 497 | e1000e_release_nvm(hw); |
| 498 | e1000_put_hw_semaphore_82571(hw); |
| 499 | } |
| 500 | |
| 501 | /** |
| 502 | * e1000_write_nvm_82571 - Write to EEPROM using appropriate interface |
| 503 | * @hw: pointer to the HW structure |
| 504 | * @offset: offset within the EEPROM to be written to |
| 505 | * @words: number of words to write |
| 506 | * @data: 16 bit word(s) to be written to the EEPROM |
| 507 | * |
| 508 | * For non-82573 silicon, write data to EEPROM at offset using SPI interface. |
| 509 | * |
| 510 | * If e1000e_update_nvm_checksum is not called after this function, the |
Auke Kok | 489815c | 2008-02-21 15:11:07 -0800 | [diff] [blame] | 511 | * EEPROM will most likely contain an invalid checksum. |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 512 | **/ |
| 513 | static s32 e1000_write_nvm_82571(struct e1000_hw *hw, u16 offset, u16 words, |
| 514 | u16 *data) |
| 515 | { |
| 516 | s32 ret_val; |
| 517 | |
| 518 | switch (hw->mac.type) { |
| 519 | case e1000_82573: |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 520 | case e1000_82574: |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 521 | case e1000_82583: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 522 | ret_val = e1000_write_nvm_eewr_82571(hw, offset, words, data); |
| 523 | break; |
| 524 | case e1000_82571: |
| 525 | case e1000_82572: |
| 526 | ret_val = e1000e_write_nvm_spi(hw, offset, words, data); |
| 527 | break; |
| 528 | default: |
| 529 | ret_val = -E1000_ERR_NVM; |
| 530 | break; |
| 531 | } |
| 532 | |
| 533 | return ret_val; |
| 534 | } |
| 535 | |
| 536 | /** |
| 537 | * e1000_update_nvm_checksum_82571 - Update EEPROM checksum |
| 538 | * @hw: pointer to the HW structure |
| 539 | * |
| 540 | * Updates the EEPROM checksum by reading/adding each word of the EEPROM |
| 541 | * up to the checksum. Then calculates the EEPROM checksum and writes the |
| 542 | * value to the EEPROM. |
| 543 | **/ |
| 544 | static s32 e1000_update_nvm_checksum_82571(struct e1000_hw *hw) |
| 545 | { |
| 546 | u32 eecd; |
| 547 | s32 ret_val; |
| 548 | u16 i; |
| 549 | |
| 550 | ret_val = e1000e_update_nvm_checksum_generic(hw); |
| 551 | if (ret_val) |
| 552 | return ret_val; |
| 553 | |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 554 | /* |
| 555 | * If our nvm is an EEPROM, then we're done |
| 556 | * otherwise, commit the checksum to the flash NVM. |
| 557 | */ |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 558 | if (hw->nvm.type != e1000_nvm_flash_hw) |
| 559 | return ret_val; |
| 560 | |
| 561 | /* Check for pending operations. */ |
| 562 | for (i = 0; i < E1000_FLASH_UPDATES; i++) { |
| 563 | msleep(1); |
| 564 | if ((er32(EECD) & E1000_EECD_FLUPD) == 0) |
| 565 | break; |
| 566 | } |
| 567 | |
| 568 | if (i == E1000_FLASH_UPDATES) |
| 569 | return -E1000_ERR_NVM; |
| 570 | |
| 571 | /* Reset the firmware if using STM opcode. */ |
| 572 | if ((er32(FLOP) & 0xFF00) == E1000_STM_OPCODE) { |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 573 | /* |
| 574 | * The enabling of and the actual reset must be done |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 575 | * in two write cycles. |
| 576 | */ |
| 577 | ew32(HICR, E1000_HICR_FW_RESET_ENABLE); |
| 578 | e1e_flush(); |
| 579 | ew32(HICR, E1000_HICR_FW_RESET); |
| 580 | } |
| 581 | |
| 582 | /* Commit the write to flash */ |
| 583 | eecd = er32(EECD) | E1000_EECD_FLUPD; |
| 584 | ew32(EECD, eecd); |
| 585 | |
| 586 | for (i = 0; i < E1000_FLASH_UPDATES; i++) { |
| 587 | msleep(1); |
| 588 | if ((er32(EECD) & E1000_EECD_FLUPD) == 0) |
| 589 | break; |
| 590 | } |
| 591 | |
| 592 | if (i == E1000_FLASH_UPDATES) |
| 593 | return -E1000_ERR_NVM; |
| 594 | |
| 595 | return 0; |
| 596 | } |
| 597 | |
| 598 | /** |
| 599 | * e1000_validate_nvm_checksum_82571 - Validate EEPROM checksum |
| 600 | * @hw: pointer to the HW structure |
| 601 | * |
| 602 | * Calculates the EEPROM checksum by reading/adding each word of the EEPROM |
| 603 | * and then verifies that the sum of the EEPROM is equal to 0xBABA. |
| 604 | **/ |
| 605 | static s32 e1000_validate_nvm_checksum_82571(struct e1000_hw *hw) |
| 606 | { |
| 607 | if (hw->nvm.type == e1000_nvm_flash_hw) |
| 608 | e1000_fix_nvm_checksum_82571(hw); |
| 609 | |
| 610 | return e1000e_validate_nvm_checksum_generic(hw); |
| 611 | } |
| 612 | |
| 613 | /** |
| 614 | * e1000_write_nvm_eewr_82571 - Write to EEPROM for 82573 silicon |
| 615 | * @hw: pointer to the HW structure |
| 616 | * @offset: offset within the EEPROM to be written to |
| 617 | * @words: number of words to write |
| 618 | * @data: 16 bit word(s) to be written to the EEPROM |
| 619 | * |
| 620 | * After checking for invalid values, poll the EEPROM to ensure the previous |
| 621 | * command has completed before trying to write the next word. After write |
| 622 | * poll for completion. |
| 623 | * |
| 624 | * If e1000e_update_nvm_checksum is not called after this function, the |
Auke Kok | 489815c | 2008-02-21 15:11:07 -0800 | [diff] [blame] | 625 | * EEPROM will most likely contain an invalid checksum. |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 626 | **/ |
| 627 | static s32 e1000_write_nvm_eewr_82571(struct e1000_hw *hw, u16 offset, |
| 628 | u16 words, u16 *data) |
| 629 | { |
| 630 | struct e1000_nvm_info *nvm = &hw->nvm; |
| 631 | u32 i; |
| 632 | u32 eewr = 0; |
| 633 | s32 ret_val = 0; |
| 634 | |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 635 | /* |
| 636 | * A check for invalid values: offset too large, too many words, |
| 637 | * and not enough words. |
| 638 | */ |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 639 | if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) || |
| 640 | (words == 0)) { |
| 641 | hw_dbg(hw, "nvm parameter(s) out of bounds\n"); |
| 642 | return -E1000_ERR_NVM; |
| 643 | } |
| 644 | |
| 645 | for (i = 0; i < words; i++) { |
| 646 | eewr = (data[i] << E1000_NVM_RW_REG_DATA) | |
| 647 | ((offset+i) << E1000_NVM_RW_ADDR_SHIFT) | |
| 648 | E1000_NVM_RW_REG_START; |
| 649 | |
| 650 | ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_WRITE); |
| 651 | if (ret_val) |
| 652 | break; |
| 653 | |
| 654 | ew32(EEWR, eewr); |
| 655 | |
| 656 | ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_WRITE); |
| 657 | if (ret_val) |
| 658 | break; |
| 659 | } |
| 660 | |
| 661 | return ret_val; |
| 662 | } |
| 663 | |
| 664 | /** |
| 665 | * e1000_get_cfg_done_82571 - Poll for configuration done |
| 666 | * @hw: pointer to the HW structure |
| 667 | * |
| 668 | * Reads the management control register for the config done bit to be set. |
| 669 | **/ |
| 670 | static s32 e1000_get_cfg_done_82571(struct e1000_hw *hw) |
| 671 | { |
| 672 | s32 timeout = PHY_CFG_TIMEOUT; |
| 673 | |
| 674 | while (timeout) { |
| 675 | if (er32(EEMNGCTL) & |
| 676 | E1000_NVM_CFG_DONE_PORT_0) |
| 677 | break; |
| 678 | msleep(1); |
| 679 | timeout--; |
| 680 | } |
| 681 | if (!timeout) { |
| 682 | hw_dbg(hw, "MNG configuration cycle has not completed.\n"); |
| 683 | return -E1000_ERR_RESET; |
| 684 | } |
| 685 | |
| 686 | return 0; |
| 687 | } |
| 688 | |
| 689 | /** |
| 690 | * e1000_set_d0_lplu_state_82571 - Set Low Power Linkup D0 state |
| 691 | * @hw: pointer to the HW structure |
| 692 | * @active: TRUE to enable LPLU, FALSE to disable |
| 693 | * |
| 694 | * Sets the LPLU D0 state according to the active flag. When activating LPLU |
| 695 | * this function also disables smart speed and vice versa. LPLU will not be |
| 696 | * activated unless the device autonegotiation advertisement meets standards |
| 697 | * of either 10 or 10/100 or 10/100/1000 at all duplexes. This is a function |
| 698 | * pointer entry point only called by PHY setup routines. |
| 699 | **/ |
| 700 | static s32 e1000_set_d0_lplu_state_82571(struct e1000_hw *hw, bool active) |
| 701 | { |
| 702 | struct e1000_phy_info *phy = &hw->phy; |
| 703 | s32 ret_val; |
| 704 | u16 data; |
| 705 | |
| 706 | ret_val = e1e_rphy(hw, IGP02E1000_PHY_POWER_MGMT, &data); |
| 707 | if (ret_val) |
| 708 | return ret_val; |
| 709 | |
| 710 | if (active) { |
| 711 | data |= IGP02E1000_PM_D0_LPLU; |
| 712 | ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data); |
| 713 | if (ret_val) |
| 714 | return ret_val; |
| 715 | |
| 716 | /* When LPLU is enabled, we should disable SmartSpeed */ |
| 717 | ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data); |
| 718 | data &= ~IGP01E1000_PSCFR_SMART_SPEED; |
| 719 | ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data); |
| 720 | if (ret_val) |
| 721 | return ret_val; |
| 722 | } else { |
| 723 | data &= ~IGP02E1000_PM_D0_LPLU; |
| 724 | ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data); |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 725 | /* |
| 726 | * LPLU and SmartSpeed are mutually exclusive. LPLU is used |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 727 | * during Dx states where the power conservation is most |
| 728 | * important. During driver activity we should enable |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 729 | * SmartSpeed, so performance is maintained. |
| 730 | */ |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 731 | if (phy->smart_speed == e1000_smart_speed_on) { |
| 732 | ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 733 | &data); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 734 | if (ret_val) |
| 735 | return ret_val; |
| 736 | |
| 737 | data |= IGP01E1000_PSCFR_SMART_SPEED; |
| 738 | ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 739 | data); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 740 | if (ret_val) |
| 741 | return ret_val; |
| 742 | } else if (phy->smart_speed == e1000_smart_speed_off) { |
| 743 | ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 744 | &data); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 745 | if (ret_val) |
| 746 | return ret_val; |
| 747 | |
| 748 | data &= ~IGP01E1000_PSCFR_SMART_SPEED; |
| 749 | ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 750 | data); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 751 | if (ret_val) |
| 752 | return ret_val; |
| 753 | } |
| 754 | } |
| 755 | |
| 756 | return 0; |
| 757 | } |
| 758 | |
| 759 | /** |
| 760 | * e1000_reset_hw_82571 - Reset hardware |
| 761 | * @hw: pointer to the HW structure |
| 762 | * |
| 763 | * This resets the hardware into a known state. This is a |
| 764 | * function pointer entry point called by the api module. |
| 765 | **/ |
| 766 | static s32 e1000_reset_hw_82571(struct e1000_hw *hw) |
| 767 | { |
| 768 | u32 ctrl; |
| 769 | u32 extcnf_ctrl; |
| 770 | u32 ctrl_ext; |
| 771 | u32 icr; |
| 772 | s32 ret_val; |
| 773 | u16 i = 0; |
| 774 | |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 775 | /* |
| 776 | * Prevent the PCI-E bus from sticking if there is no TLP connection |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 777 | * on the last TLP read/write transaction when MAC is reset. |
| 778 | */ |
| 779 | ret_val = e1000e_disable_pcie_master(hw); |
| 780 | if (ret_val) |
| 781 | hw_dbg(hw, "PCI-E Master disable polling has failed.\n"); |
| 782 | |
| 783 | hw_dbg(hw, "Masking off all interrupts\n"); |
| 784 | ew32(IMC, 0xffffffff); |
| 785 | |
| 786 | ew32(RCTL, 0); |
| 787 | ew32(TCTL, E1000_TCTL_PSP); |
| 788 | e1e_flush(); |
| 789 | |
| 790 | msleep(10); |
| 791 | |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 792 | /* |
| 793 | * Must acquire the MDIO ownership before MAC reset. |
| 794 | * Ownership defaults to firmware after a reset. |
| 795 | */ |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 796 | switch (hw->mac.type) { |
| 797 | case e1000_82573: |
| 798 | case e1000_82574: |
| 799 | case e1000_82583: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 800 | extcnf_ctrl = er32(EXTCNF_CTRL); |
| 801 | extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP; |
| 802 | |
| 803 | do { |
| 804 | ew32(EXTCNF_CTRL, extcnf_ctrl); |
| 805 | extcnf_ctrl = er32(EXTCNF_CTRL); |
| 806 | |
| 807 | if (extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP) |
| 808 | break; |
| 809 | |
| 810 | extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP; |
| 811 | |
| 812 | msleep(2); |
| 813 | i++; |
| 814 | } while (i < MDIO_OWNERSHIP_TIMEOUT); |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 815 | break; |
| 816 | default: |
| 817 | break; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 818 | } |
| 819 | |
| 820 | ctrl = er32(CTRL); |
| 821 | |
| 822 | hw_dbg(hw, "Issuing a global reset to MAC\n"); |
| 823 | ew32(CTRL, ctrl | E1000_CTRL_RST); |
| 824 | |
| 825 | if (hw->nvm.type == e1000_nvm_flash_hw) { |
| 826 | udelay(10); |
| 827 | ctrl_ext = er32(CTRL_EXT); |
| 828 | ctrl_ext |= E1000_CTRL_EXT_EE_RST; |
| 829 | ew32(CTRL_EXT, ctrl_ext); |
| 830 | e1e_flush(); |
| 831 | } |
| 832 | |
| 833 | ret_val = e1000e_get_auto_rd_done(hw); |
| 834 | if (ret_val) |
| 835 | /* We don't want to continue accessing MAC registers. */ |
| 836 | return ret_val; |
| 837 | |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 838 | /* |
| 839 | * Phy configuration from NVM just starts after EECD_AUTO_RD is set. |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 840 | * Need to wait for Phy configuration completion before accessing |
| 841 | * NVM and Phy. |
| 842 | */ |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 843 | |
| 844 | switch (hw->mac.type) { |
| 845 | case e1000_82573: |
| 846 | case e1000_82574: |
| 847 | case e1000_82583: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 848 | msleep(25); |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 849 | break; |
| 850 | default: |
| 851 | break; |
| 852 | } |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 853 | |
| 854 | /* Clear any pending interrupt events. */ |
| 855 | ew32(IMC, 0xffffffff); |
| 856 | icr = er32(ICR); |
| 857 | |
Bill Hayes | 93ca161 | 2007-10-31 15:21:52 -0700 | [diff] [blame] | 858 | if (hw->mac.type == e1000_82571 && |
| 859 | hw->dev_spec.e82571.alt_mac_addr_is_present) |
| 860 | e1000e_set_laa_state_82571(hw, true); |
| 861 | |
dave graham | c952337 | 2009-02-10 12:52:28 +0000 | [diff] [blame] | 862 | /* Reinitialize the 82571 serdes link state machine */ |
| 863 | if (hw->phy.media_type == e1000_media_type_internal_serdes) |
| 864 | hw->mac.serdes_link_state = e1000_serdes_link_down; |
| 865 | |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 866 | return 0; |
| 867 | } |
| 868 | |
| 869 | /** |
| 870 | * e1000_init_hw_82571 - Initialize hardware |
| 871 | * @hw: pointer to the HW structure |
| 872 | * |
| 873 | * This inits the hardware readying it for operation. |
| 874 | **/ |
| 875 | static s32 e1000_init_hw_82571(struct e1000_hw *hw) |
| 876 | { |
| 877 | struct e1000_mac_info *mac = &hw->mac; |
| 878 | u32 reg_data; |
| 879 | s32 ret_val; |
| 880 | u16 i; |
| 881 | u16 rar_count = mac->rar_entry_count; |
| 882 | |
| 883 | e1000_initialize_hw_bits_82571(hw); |
| 884 | |
| 885 | /* Initialize identification LED */ |
| 886 | ret_val = e1000e_id_led_init(hw); |
| 887 | if (ret_val) { |
| 888 | hw_dbg(hw, "Error initializing identification LED\n"); |
| 889 | return ret_val; |
| 890 | } |
| 891 | |
| 892 | /* Disabling VLAN filtering */ |
| 893 | hw_dbg(hw, "Initializing the IEEE VLAN\n"); |
| 894 | e1000e_clear_vfta(hw); |
| 895 | |
| 896 | /* Setup the receive address. */ |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 897 | /* |
| 898 | * If, however, a locally administered address was assigned to the |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 899 | * 82571, we must reserve a RAR for it to work around an issue where |
| 900 | * resetting one port will reload the MAC on the other port. |
| 901 | */ |
| 902 | if (e1000e_get_laa_state_82571(hw)) |
| 903 | rar_count--; |
| 904 | e1000e_init_rx_addrs(hw, rar_count); |
| 905 | |
| 906 | /* Zero out the Multicast HASH table */ |
| 907 | hw_dbg(hw, "Zeroing the MTA\n"); |
| 908 | for (i = 0; i < mac->mta_reg_count; i++) |
| 909 | E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0); |
| 910 | |
| 911 | /* Setup link and flow control */ |
| 912 | ret_val = e1000_setup_link_82571(hw); |
| 913 | |
| 914 | /* Set the transmit descriptor write-back policy */ |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 915 | reg_data = er32(TXDCTL(0)); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 916 | reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) | |
| 917 | E1000_TXDCTL_FULL_TX_DESC_WB | |
| 918 | E1000_TXDCTL_COUNT_DESC; |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 919 | ew32(TXDCTL(0), reg_data); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 920 | |
| 921 | /* ...for both queues. */ |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 922 | switch (mac->type) { |
| 923 | case e1000_82573: |
| 924 | case e1000_82574: |
| 925 | case e1000_82583: |
| 926 | e1000e_enable_tx_pkt_filtering(hw); |
| 927 | reg_data = er32(GCR); |
| 928 | reg_data |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX; |
| 929 | ew32(GCR, reg_data); |
| 930 | break; |
| 931 | default: |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 932 | reg_data = er32(TXDCTL(1)); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 933 | reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) | |
| 934 | E1000_TXDCTL_FULL_TX_DESC_WB | |
| 935 | E1000_TXDCTL_COUNT_DESC; |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 936 | ew32(TXDCTL(1), reg_data); |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 937 | break; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 938 | } |
| 939 | |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 940 | /* |
| 941 | * Clear all of the statistics registers (clear on read). It is |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 942 | * important that we do this after we have tried to establish link |
| 943 | * because the symbol error count will increment wildly if there |
| 944 | * is no link. |
| 945 | */ |
| 946 | e1000_clear_hw_cntrs_82571(hw); |
| 947 | |
| 948 | return ret_val; |
| 949 | } |
| 950 | |
| 951 | /** |
| 952 | * e1000_initialize_hw_bits_82571 - Initialize hardware-dependent bits |
| 953 | * @hw: pointer to the HW structure |
| 954 | * |
| 955 | * Initializes required hardware-dependent bits needed for normal operation. |
| 956 | **/ |
| 957 | static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw) |
| 958 | { |
| 959 | u32 reg; |
| 960 | |
| 961 | /* Transmit Descriptor Control 0 */ |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 962 | reg = er32(TXDCTL(0)); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 963 | reg |= (1 << 22); |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 964 | ew32(TXDCTL(0), reg); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 965 | |
| 966 | /* Transmit Descriptor Control 1 */ |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 967 | reg = er32(TXDCTL(1)); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 968 | reg |= (1 << 22); |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 969 | ew32(TXDCTL(1), reg); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 970 | |
| 971 | /* Transmit Arbitration Control 0 */ |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 972 | reg = er32(TARC(0)); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 973 | reg &= ~(0xF << 27); /* 30:27 */ |
| 974 | switch (hw->mac.type) { |
| 975 | case e1000_82571: |
| 976 | case e1000_82572: |
| 977 | reg |= (1 << 23) | (1 << 24) | (1 << 25) | (1 << 26); |
| 978 | break; |
| 979 | default: |
| 980 | break; |
| 981 | } |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 982 | ew32(TARC(0), reg); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 983 | |
| 984 | /* Transmit Arbitration Control 1 */ |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 985 | reg = er32(TARC(1)); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 986 | switch (hw->mac.type) { |
| 987 | case e1000_82571: |
| 988 | case e1000_82572: |
| 989 | reg &= ~((1 << 29) | (1 << 30)); |
| 990 | reg |= (1 << 22) | (1 << 24) | (1 << 25) | (1 << 26); |
| 991 | if (er32(TCTL) & E1000_TCTL_MULR) |
| 992 | reg &= ~(1 << 28); |
| 993 | else |
| 994 | reg |= (1 << 28); |
Jeff Kirsher | e9ec2c0 | 2008-04-02 13:48:13 -0700 | [diff] [blame] | 995 | ew32(TARC(1), reg); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 996 | break; |
| 997 | default: |
| 998 | break; |
| 999 | } |
| 1000 | |
| 1001 | /* Device Control */ |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1002 | switch (hw->mac.type) { |
| 1003 | case e1000_82573: |
| 1004 | case e1000_82574: |
| 1005 | case e1000_82583: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1006 | reg = er32(CTRL); |
| 1007 | reg &= ~(1 << 29); |
| 1008 | ew32(CTRL, reg); |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1009 | break; |
| 1010 | default: |
| 1011 | break; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1012 | } |
| 1013 | |
| 1014 | /* Extended Device Control */ |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1015 | switch (hw->mac.type) { |
| 1016 | case e1000_82573: |
| 1017 | case e1000_82574: |
| 1018 | case e1000_82583: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1019 | reg = er32(CTRL_EXT); |
| 1020 | reg &= ~(1 << 23); |
| 1021 | reg |= (1 << 22); |
| 1022 | ew32(CTRL_EXT, reg); |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1023 | break; |
| 1024 | default: |
| 1025 | break; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1026 | } |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1027 | |
Alexander Duyck | 6ea7ae1 | 2008-11-14 06:54:36 +0000 | [diff] [blame] | 1028 | if (hw->mac.type == e1000_82571) { |
| 1029 | reg = er32(PBA_ECC); |
| 1030 | reg |= E1000_PBA_ECC_CORR_EN; |
| 1031 | ew32(PBA_ECC, reg); |
| 1032 | } |
dave graham | 5df3f0e | 2009-02-10 12:51:41 +0000 | [diff] [blame] | 1033 | /* |
| 1034 | * Workaround for hardware errata. |
| 1035 | * Ensure that DMA Dynamic Clock gating is disabled on 82571 and 82572 |
| 1036 | */ |
| 1037 | |
| 1038 | if ((hw->mac.type == e1000_82571) || |
| 1039 | (hw->mac.type == e1000_82572)) { |
| 1040 | reg = er32(CTRL_EXT); |
| 1041 | reg &= ~E1000_CTRL_EXT_DMA_DYN_CLK_EN; |
| 1042 | ew32(CTRL_EXT, reg); |
| 1043 | } |
| 1044 | |
Alexander Duyck | 6ea7ae1 | 2008-11-14 06:54:36 +0000 | [diff] [blame] | 1045 | |
Jesse Brandeburg | 78272bb | 2009-01-26 12:16:26 -0800 | [diff] [blame] | 1046 | /* PCI-Ex Control Registers */ |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1047 | switch (hw->mac.type) { |
| 1048 | case e1000_82574: |
| 1049 | case e1000_82583: |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1050 | reg = er32(GCR); |
| 1051 | reg |= (1 << 22); |
| 1052 | ew32(GCR, reg); |
Jesse Brandeburg | 78272bb | 2009-01-26 12:16:26 -0800 | [diff] [blame] | 1053 | |
| 1054 | reg = er32(GCR2); |
| 1055 | reg |= 1; |
| 1056 | ew32(GCR2, reg); |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1057 | break; |
| 1058 | default: |
| 1059 | break; |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1060 | } |
| 1061 | |
| 1062 | return; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1063 | } |
| 1064 | |
| 1065 | /** |
| 1066 | * e1000e_clear_vfta - Clear VLAN filter table |
| 1067 | * @hw: pointer to the HW structure |
| 1068 | * |
| 1069 | * Clears the register array which contains the VLAN filter table by |
| 1070 | * setting all the values to 0. |
| 1071 | **/ |
| 1072 | void e1000e_clear_vfta(struct e1000_hw *hw) |
| 1073 | { |
| 1074 | u32 offset; |
| 1075 | u32 vfta_value = 0; |
| 1076 | u32 vfta_offset = 0; |
| 1077 | u32 vfta_bit_in_reg = 0; |
| 1078 | |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1079 | switch (hw->mac.type) { |
| 1080 | case e1000_82573: |
| 1081 | case e1000_82574: |
| 1082 | case e1000_82583: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1083 | if (hw->mng_cookie.vlan_id != 0) { |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 1084 | /* |
| 1085 | * The VFTA is a 4096b bit-field, each identifying |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1086 | * a single VLAN ID. The following operations |
| 1087 | * determine which 32b entry (i.e. offset) into the |
| 1088 | * array we want to set the VLAN ID (i.e. bit) of |
| 1089 | * the manageability unit. |
| 1090 | */ |
| 1091 | vfta_offset = (hw->mng_cookie.vlan_id >> |
| 1092 | E1000_VFTA_ENTRY_SHIFT) & |
| 1093 | E1000_VFTA_ENTRY_MASK; |
| 1094 | vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id & |
| 1095 | E1000_VFTA_ENTRY_BIT_SHIFT_MASK); |
| 1096 | } |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1097 | break; |
| 1098 | default: |
| 1099 | break; |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1100 | } |
| 1101 | for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) { |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 1102 | /* |
| 1103 | * If the offset we want to clear is the same offset of the |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1104 | * manageability VLAN ID, then clear all bits except that of |
| 1105 | * the manageability unit. |
| 1106 | */ |
| 1107 | vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0; |
| 1108 | E1000_WRITE_REG_ARRAY(hw, E1000_VFTA, offset, vfta_value); |
| 1109 | e1e_flush(); |
| 1110 | } |
| 1111 | } |
| 1112 | |
| 1113 | /** |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1114 | * e1000_check_mng_mode_82574 - Check manageability is enabled |
| 1115 | * @hw: pointer to the HW structure |
| 1116 | * |
| 1117 | * Reads the NVM Initialization Control Word 2 and returns true |
| 1118 | * (>0) if any manageability is enabled, else false (0). |
| 1119 | **/ |
| 1120 | static bool e1000_check_mng_mode_82574(struct e1000_hw *hw) |
| 1121 | { |
| 1122 | u16 data; |
| 1123 | |
| 1124 | e1000_read_nvm(hw, NVM_INIT_CONTROL2_REG, 1, &data); |
| 1125 | return (data & E1000_NVM_INIT_CTRL2_MNGM) != 0; |
| 1126 | } |
| 1127 | |
| 1128 | /** |
| 1129 | * e1000_led_on_82574 - Turn LED on |
| 1130 | * @hw: pointer to the HW structure |
| 1131 | * |
| 1132 | * Turn LED on. |
| 1133 | **/ |
| 1134 | static s32 e1000_led_on_82574(struct e1000_hw *hw) |
| 1135 | { |
| 1136 | u32 ctrl; |
| 1137 | u32 i; |
| 1138 | |
| 1139 | ctrl = hw->mac.ledctl_mode2; |
| 1140 | if (!(E1000_STATUS_LU & er32(STATUS))) { |
| 1141 | /* |
| 1142 | * If no link, then turn LED on by setting the invert bit |
| 1143 | * for each LED that's "on" (0x0E) in ledctl_mode2. |
| 1144 | */ |
| 1145 | for (i = 0; i < 4; i++) |
| 1146 | if (((hw->mac.ledctl_mode2 >> (i * 8)) & 0xFF) == |
| 1147 | E1000_LEDCTL_MODE_LED_ON) |
| 1148 | ctrl |= (E1000_LEDCTL_LED0_IVRT << (i * 8)); |
| 1149 | } |
| 1150 | ew32(LEDCTL, ctrl); |
| 1151 | |
| 1152 | return 0; |
| 1153 | } |
| 1154 | |
| 1155 | /** |
Jeff Kirsher | e2de3eb | 2008-03-28 09:15:11 -0700 | [diff] [blame] | 1156 | * e1000_update_mc_addr_list_82571 - Update Multicast addresses |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1157 | * @hw: pointer to the HW structure |
| 1158 | * @mc_addr_list: array of multicast addresses to program |
| 1159 | * @mc_addr_count: number of multicast addresses to program |
| 1160 | * @rar_used_count: the first RAR register free to program |
| 1161 | * @rar_count: total number of supported Receive Address Registers |
| 1162 | * |
| 1163 | * Updates the Receive Address Registers and Multicast Table Array. |
| 1164 | * The caller must have a packed mc_addr_list of multicast addresses. |
| 1165 | * The parameter rar_count will usually be hw->mac.rar_entry_count |
| 1166 | * unless there are workarounds that change this. |
| 1167 | **/ |
Jeff Kirsher | e2de3eb | 2008-03-28 09:15:11 -0700 | [diff] [blame] | 1168 | static void e1000_update_mc_addr_list_82571(struct e1000_hw *hw, |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1169 | u8 *mc_addr_list, |
| 1170 | u32 mc_addr_count, |
| 1171 | u32 rar_used_count, |
| 1172 | u32 rar_count) |
| 1173 | { |
| 1174 | if (e1000e_get_laa_state_82571(hw)) |
| 1175 | rar_count--; |
| 1176 | |
Jeff Kirsher | e2de3eb | 2008-03-28 09:15:11 -0700 | [diff] [blame] | 1177 | e1000e_update_mc_addr_list_generic(hw, mc_addr_list, mc_addr_count, |
| 1178 | rar_used_count, rar_count); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1179 | } |
| 1180 | |
| 1181 | /** |
| 1182 | * e1000_setup_link_82571 - Setup flow control and link settings |
| 1183 | * @hw: pointer to the HW structure |
| 1184 | * |
| 1185 | * Determines which flow control settings to use, then configures flow |
| 1186 | * control. Calls the appropriate media-specific link configuration |
| 1187 | * function. Assuming the adapter has a valid link partner, a valid link |
| 1188 | * should be established. Assumes the hardware has previously been reset |
| 1189 | * and the transmitter and receiver are not enabled. |
| 1190 | **/ |
| 1191 | static s32 e1000_setup_link_82571(struct e1000_hw *hw) |
| 1192 | { |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 1193 | /* |
| 1194 | * 82573 does not have a word in the NVM to determine |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1195 | * the default flow control setting, so we explicitly |
| 1196 | * set it to full. |
| 1197 | */ |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1198 | switch (hw->mac.type) { |
| 1199 | case e1000_82573: |
| 1200 | case e1000_82574: |
| 1201 | case e1000_82583: |
| 1202 | if (hw->fc.requested_mode == e1000_fc_default) |
| 1203 | hw->fc.requested_mode = e1000_fc_full; |
| 1204 | break; |
| 1205 | default: |
| 1206 | break; |
| 1207 | } |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1208 | |
| 1209 | return e1000e_setup_link(hw); |
| 1210 | } |
| 1211 | |
| 1212 | /** |
| 1213 | * e1000_setup_copper_link_82571 - Configure copper link settings |
| 1214 | * @hw: pointer to the HW structure |
| 1215 | * |
| 1216 | * Configures the link for auto-neg or forced speed and duplex. Then we check |
| 1217 | * for link, once link is established calls to configure collision distance |
| 1218 | * and flow control are called. |
| 1219 | **/ |
| 1220 | static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw) |
| 1221 | { |
| 1222 | u32 ctrl; |
| 1223 | u32 led_ctrl; |
| 1224 | s32 ret_val; |
| 1225 | |
| 1226 | ctrl = er32(CTRL); |
| 1227 | ctrl |= E1000_CTRL_SLU; |
| 1228 | ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX); |
| 1229 | ew32(CTRL, ctrl); |
| 1230 | |
| 1231 | switch (hw->phy.type) { |
| 1232 | case e1000_phy_m88: |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1233 | case e1000_phy_bm: |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1234 | ret_val = e1000e_copper_link_setup_m88(hw); |
| 1235 | break; |
| 1236 | case e1000_phy_igp_2: |
| 1237 | ret_val = e1000e_copper_link_setup_igp(hw); |
| 1238 | /* Setup activity LED */ |
| 1239 | led_ctrl = er32(LEDCTL); |
| 1240 | led_ctrl &= IGP_ACTIVITY_LED_MASK; |
| 1241 | led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE); |
| 1242 | ew32(LEDCTL, led_ctrl); |
| 1243 | break; |
| 1244 | default: |
| 1245 | return -E1000_ERR_PHY; |
| 1246 | break; |
| 1247 | } |
| 1248 | |
| 1249 | if (ret_val) |
| 1250 | return ret_val; |
| 1251 | |
| 1252 | ret_val = e1000e_setup_copper_link(hw); |
| 1253 | |
| 1254 | return ret_val; |
| 1255 | } |
| 1256 | |
| 1257 | /** |
| 1258 | * e1000_setup_fiber_serdes_link_82571 - Setup link for fiber/serdes |
| 1259 | * @hw: pointer to the HW structure |
| 1260 | * |
| 1261 | * Configures collision distance and flow control for fiber and serdes links. |
| 1262 | * Upon successful setup, poll for link. |
| 1263 | **/ |
| 1264 | static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw) |
| 1265 | { |
| 1266 | switch (hw->mac.type) { |
| 1267 | case e1000_82571: |
| 1268 | case e1000_82572: |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 1269 | /* |
| 1270 | * If SerDes loopback mode is entered, there is no form |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1271 | * of reset to take the adapter out of that mode. So we |
| 1272 | * have to explicitly take the adapter out of loopback |
Auke Kok | 489815c | 2008-02-21 15:11:07 -0800 | [diff] [blame] | 1273 | * mode. This prevents drivers from twiddling their thumbs |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1274 | * if another tool failed to take it out of loopback mode. |
| 1275 | */ |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 1276 | ew32(SCTL, E1000_SCTL_DISABLE_SERDES_LOOPBACK); |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1277 | break; |
| 1278 | default: |
| 1279 | break; |
| 1280 | } |
| 1281 | |
| 1282 | return e1000e_setup_fiber_serdes_link(hw); |
| 1283 | } |
| 1284 | |
| 1285 | /** |
dave graham | c952337 | 2009-02-10 12:52:28 +0000 | [diff] [blame] | 1286 | * e1000_check_for_serdes_link_82571 - Check for link (Serdes) |
| 1287 | * @hw: pointer to the HW structure |
| 1288 | * |
| 1289 | * Checks for link up on the hardware. If link is not up and we have |
| 1290 | * a signal, then we need to force link up. |
| 1291 | **/ |
Hannes Eder | f637011 | 2009-02-14 11:32:25 +0000 | [diff] [blame] | 1292 | static s32 e1000_check_for_serdes_link_82571(struct e1000_hw *hw) |
dave graham | c952337 | 2009-02-10 12:52:28 +0000 | [diff] [blame] | 1293 | { |
| 1294 | struct e1000_mac_info *mac = &hw->mac; |
| 1295 | u32 rxcw; |
| 1296 | u32 ctrl; |
| 1297 | u32 status; |
| 1298 | s32 ret_val = 0; |
| 1299 | |
| 1300 | ctrl = er32(CTRL); |
| 1301 | status = er32(STATUS); |
| 1302 | rxcw = er32(RXCW); |
| 1303 | |
| 1304 | if ((rxcw & E1000_RXCW_SYNCH) && !(rxcw & E1000_RXCW_IV)) { |
| 1305 | |
| 1306 | /* Receiver is synchronized with no invalid bits. */ |
| 1307 | switch (mac->serdes_link_state) { |
| 1308 | case e1000_serdes_link_autoneg_complete: |
| 1309 | if (!(status & E1000_STATUS_LU)) { |
| 1310 | /* |
| 1311 | * We have lost link, retry autoneg before |
| 1312 | * reporting link failure |
| 1313 | */ |
| 1314 | mac->serdes_link_state = |
| 1315 | e1000_serdes_link_autoneg_progress; |
| 1316 | hw_dbg(hw, "AN_UP -> AN_PROG\n"); |
| 1317 | } |
| 1318 | break; |
| 1319 | |
| 1320 | case e1000_serdes_link_forced_up: |
| 1321 | /* |
| 1322 | * If we are receiving /C/ ordered sets, re-enable |
| 1323 | * auto-negotiation in the TXCW register and disable |
| 1324 | * forced link in the Device Control register in an |
| 1325 | * attempt to auto-negotiate with our link partner. |
| 1326 | */ |
| 1327 | if (rxcw & E1000_RXCW_C) { |
| 1328 | /* Enable autoneg, and unforce link up */ |
| 1329 | ew32(TXCW, mac->txcw); |
| 1330 | ew32(CTRL, |
| 1331 | (ctrl & ~E1000_CTRL_SLU)); |
| 1332 | mac->serdes_link_state = |
| 1333 | e1000_serdes_link_autoneg_progress; |
| 1334 | hw_dbg(hw, "FORCED_UP -> AN_PROG\n"); |
| 1335 | } |
| 1336 | break; |
| 1337 | |
| 1338 | case e1000_serdes_link_autoneg_progress: |
| 1339 | /* |
| 1340 | * If the LU bit is set in the STATUS register, |
| 1341 | * autoneg has completed sucessfully. If not, |
| 1342 | * try foring the link because the far end may be |
| 1343 | * available but not capable of autonegotiation. |
| 1344 | */ |
| 1345 | if (status & E1000_STATUS_LU) { |
| 1346 | mac->serdes_link_state = |
| 1347 | e1000_serdes_link_autoneg_complete; |
| 1348 | hw_dbg(hw, "AN_PROG -> AN_UP\n"); |
| 1349 | } else { |
| 1350 | /* |
| 1351 | * Disable autoneg, force link up and |
| 1352 | * full duplex, and change state to forced |
| 1353 | */ |
| 1354 | ew32(TXCW, |
| 1355 | (mac->txcw & ~E1000_TXCW_ANE)); |
| 1356 | ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD); |
| 1357 | ew32(CTRL, ctrl); |
| 1358 | |
| 1359 | /* Configure Flow Control after link up. */ |
| 1360 | ret_val = |
| 1361 | e1000e_config_fc_after_link_up(hw); |
| 1362 | if (ret_val) { |
| 1363 | hw_dbg(hw, "Error config flow control\n"); |
| 1364 | break; |
| 1365 | } |
| 1366 | mac->serdes_link_state = |
| 1367 | e1000_serdes_link_forced_up; |
| 1368 | hw_dbg(hw, "AN_PROG -> FORCED_UP\n"); |
| 1369 | } |
| 1370 | mac->serdes_has_link = true; |
| 1371 | break; |
| 1372 | |
| 1373 | case e1000_serdes_link_down: |
| 1374 | default: |
| 1375 | /* The link was down but the receiver has now gained |
| 1376 | * valid sync, so lets see if we can bring the link |
| 1377 | * up. */ |
| 1378 | ew32(TXCW, mac->txcw); |
| 1379 | ew32(CTRL, |
| 1380 | (ctrl & ~E1000_CTRL_SLU)); |
| 1381 | mac->serdes_link_state = |
| 1382 | e1000_serdes_link_autoneg_progress; |
| 1383 | hw_dbg(hw, "DOWN -> AN_PROG\n"); |
| 1384 | break; |
| 1385 | } |
| 1386 | } else { |
| 1387 | if (!(rxcw & E1000_RXCW_SYNCH)) { |
| 1388 | mac->serdes_has_link = false; |
| 1389 | mac->serdes_link_state = e1000_serdes_link_down; |
| 1390 | hw_dbg(hw, "ANYSTATE -> DOWN\n"); |
| 1391 | } else { |
| 1392 | /* |
| 1393 | * We have sync, and can tolerate one |
| 1394 | * invalid (IV) codeword before declaring |
| 1395 | * link down, so reread to look again |
| 1396 | */ |
| 1397 | udelay(10); |
| 1398 | rxcw = er32(RXCW); |
| 1399 | if (rxcw & E1000_RXCW_IV) { |
| 1400 | mac->serdes_link_state = e1000_serdes_link_down; |
| 1401 | mac->serdes_has_link = false; |
| 1402 | hw_dbg(hw, "ANYSTATE -> DOWN\n"); |
| 1403 | } |
| 1404 | } |
| 1405 | } |
| 1406 | |
| 1407 | return ret_val; |
| 1408 | } |
| 1409 | |
| 1410 | /** |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1411 | * e1000_valid_led_default_82571 - Verify a valid default LED config |
| 1412 | * @hw: pointer to the HW structure |
| 1413 | * @data: pointer to the NVM (EEPROM) |
| 1414 | * |
| 1415 | * Read the EEPROM for the current default LED configuration. If the |
| 1416 | * LED configuration is not valid, set to a valid LED configuration. |
| 1417 | **/ |
| 1418 | static s32 e1000_valid_led_default_82571(struct e1000_hw *hw, u16 *data) |
| 1419 | { |
| 1420 | s32 ret_val; |
| 1421 | |
| 1422 | ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data); |
| 1423 | if (ret_val) { |
| 1424 | hw_dbg(hw, "NVM Read Error\n"); |
| 1425 | return ret_val; |
| 1426 | } |
| 1427 | |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1428 | switch (hw->mac.type) { |
| 1429 | case e1000_82573: |
| 1430 | case e1000_82574: |
| 1431 | case e1000_82583: |
| 1432 | if (*data == ID_LED_RESERVED_F746) |
| 1433 | *data = ID_LED_DEFAULT_82573; |
| 1434 | break; |
| 1435 | default: |
| 1436 | if (*data == ID_LED_RESERVED_0000 || |
| 1437 | *data == ID_LED_RESERVED_FFFF) |
| 1438 | *data = ID_LED_DEFAULT; |
| 1439 | break; |
| 1440 | } |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1441 | |
| 1442 | return 0; |
| 1443 | } |
| 1444 | |
| 1445 | /** |
| 1446 | * e1000e_get_laa_state_82571 - Get locally administered address state |
| 1447 | * @hw: pointer to the HW structure |
| 1448 | * |
Auke Kok | 489815c | 2008-02-21 15:11:07 -0800 | [diff] [blame] | 1449 | * Retrieve and return the current locally administered address state. |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1450 | **/ |
| 1451 | bool e1000e_get_laa_state_82571(struct e1000_hw *hw) |
| 1452 | { |
| 1453 | if (hw->mac.type != e1000_82571) |
| 1454 | return 0; |
| 1455 | |
| 1456 | return hw->dev_spec.e82571.laa_is_present; |
| 1457 | } |
| 1458 | |
| 1459 | /** |
| 1460 | * e1000e_set_laa_state_82571 - Set locally administered address state |
| 1461 | * @hw: pointer to the HW structure |
| 1462 | * @state: enable/disable locally administered address |
| 1463 | * |
Auke Kok | 489815c | 2008-02-21 15:11:07 -0800 | [diff] [blame] | 1464 | * Enable/Disable the current locally administers address state. |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1465 | **/ |
| 1466 | void e1000e_set_laa_state_82571(struct e1000_hw *hw, bool state) |
| 1467 | { |
| 1468 | if (hw->mac.type != e1000_82571) |
| 1469 | return; |
| 1470 | |
| 1471 | hw->dev_spec.e82571.laa_is_present = state; |
| 1472 | |
| 1473 | /* If workaround is activated... */ |
| 1474 | if (state) |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 1475 | /* |
| 1476 | * Hold a copy of the LAA in RAR[14] This is done so that |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1477 | * between the time RAR[0] gets clobbered and the time it |
| 1478 | * gets fixed, the actual LAA is in one of the RARs and no |
| 1479 | * incoming packets directed to this port are dropped. |
| 1480 | * Eventually the LAA will be in RAR[0] and RAR[14]. |
| 1481 | */ |
| 1482 | e1000e_rar_set(hw, hw->mac.addr, hw->mac.rar_entry_count - 1); |
| 1483 | } |
| 1484 | |
| 1485 | /** |
| 1486 | * e1000_fix_nvm_checksum_82571 - Fix EEPROM checksum |
| 1487 | * @hw: pointer to the HW structure |
| 1488 | * |
| 1489 | * Verifies that the EEPROM has completed the update. After updating the |
| 1490 | * EEPROM, we need to check bit 15 in work 0x23 for the checksum fix. If |
| 1491 | * the checksum fix is not implemented, we need to set the bit and update |
| 1492 | * the checksum. Otherwise, if bit 15 is set and the checksum is incorrect, |
| 1493 | * we need to return bad checksum. |
| 1494 | **/ |
| 1495 | static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw) |
| 1496 | { |
| 1497 | struct e1000_nvm_info *nvm = &hw->nvm; |
| 1498 | s32 ret_val; |
| 1499 | u16 data; |
| 1500 | |
| 1501 | if (nvm->type != e1000_nvm_flash_hw) |
| 1502 | return 0; |
| 1503 | |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 1504 | /* |
| 1505 | * Check bit 4 of word 10h. If it is 0, firmware is done updating |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1506 | * 10h-12h. Checksum may need to be fixed. |
| 1507 | */ |
| 1508 | ret_val = e1000_read_nvm(hw, 0x10, 1, &data); |
| 1509 | if (ret_val) |
| 1510 | return ret_val; |
| 1511 | |
| 1512 | if (!(data & 0x10)) { |
Bruce Allan | ad68076 | 2008-03-28 09:15:03 -0700 | [diff] [blame] | 1513 | /* |
| 1514 | * Read 0x23 and check bit 15. This bit is a 1 |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1515 | * when the checksum has already been fixed. If |
| 1516 | * the checksum is still wrong and this bit is a |
| 1517 | * 1, we need to return bad checksum. Otherwise, |
| 1518 | * we need to set this bit to a 1 and update the |
| 1519 | * checksum. |
| 1520 | */ |
| 1521 | ret_val = e1000_read_nvm(hw, 0x23, 1, &data); |
| 1522 | if (ret_val) |
| 1523 | return ret_val; |
| 1524 | |
| 1525 | if (!(data & 0x8000)) { |
| 1526 | data |= 0x8000; |
| 1527 | ret_val = e1000_write_nvm(hw, 0x23, 1, &data); |
| 1528 | if (ret_val) |
| 1529 | return ret_val; |
| 1530 | ret_val = e1000e_update_nvm_checksum(hw); |
| 1531 | } |
| 1532 | } |
| 1533 | |
| 1534 | return 0; |
| 1535 | } |
| 1536 | |
| 1537 | /** |
| 1538 | * e1000_clear_hw_cntrs_82571 - Clear device specific hardware counters |
| 1539 | * @hw: pointer to the HW structure |
| 1540 | * |
| 1541 | * Clears the hardware counters by reading the counter registers. |
| 1542 | **/ |
| 1543 | static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw) |
| 1544 | { |
| 1545 | u32 temp; |
| 1546 | |
| 1547 | e1000e_clear_hw_cntrs_base(hw); |
| 1548 | |
| 1549 | temp = er32(PRC64); |
| 1550 | temp = er32(PRC127); |
| 1551 | temp = er32(PRC255); |
| 1552 | temp = er32(PRC511); |
| 1553 | temp = er32(PRC1023); |
| 1554 | temp = er32(PRC1522); |
| 1555 | temp = er32(PTC64); |
| 1556 | temp = er32(PTC127); |
| 1557 | temp = er32(PTC255); |
| 1558 | temp = er32(PTC511); |
| 1559 | temp = er32(PTC1023); |
| 1560 | temp = er32(PTC1522); |
| 1561 | |
| 1562 | temp = er32(ALGNERRC); |
| 1563 | temp = er32(RXERRC); |
| 1564 | temp = er32(TNCRS); |
| 1565 | temp = er32(CEXTERR); |
| 1566 | temp = er32(TSCTC); |
| 1567 | temp = er32(TSCTFC); |
| 1568 | |
| 1569 | temp = er32(MGTPRC); |
| 1570 | temp = er32(MGTPDC); |
| 1571 | temp = er32(MGTPTC); |
| 1572 | |
| 1573 | temp = er32(IAC); |
| 1574 | temp = er32(ICRXOC); |
| 1575 | |
| 1576 | temp = er32(ICRXPTC); |
| 1577 | temp = er32(ICRXATC); |
| 1578 | temp = er32(ICTXPTC); |
| 1579 | temp = er32(ICTXATC); |
| 1580 | temp = er32(ICTXQEC); |
| 1581 | temp = er32(ICTXQMTC); |
| 1582 | temp = er32(ICRXDMTC); |
| 1583 | } |
| 1584 | |
| 1585 | static struct e1000_mac_operations e82571_mac_ops = { |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1586 | /* .check_mng_mode: mac type dependent */ |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1587 | /* .check_for_link: media type dependent */ |
| 1588 | .cleanup_led = e1000e_cleanup_led_generic, |
| 1589 | .clear_hw_cntrs = e1000_clear_hw_cntrs_82571, |
| 1590 | .get_bus_info = e1000e_get_bus_info_pcie, |
| 1591 | /* .get_link_up_info: media type dependent */ |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1592 | /* .led_on: mac type dependent */ |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1593 | .led_off = e1000e_led_off_generic, |
Jeff Kirsher | e2de3eb | 2008-03-28 09:15:11 -0700 | [diff] [blame] | 1594 | .update_mc_addr_list = e1000_update_mc_addr_list_82571, |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1595 | .reset_hw = e1000_reset_hw_82571, |
| 1596 | .init_hw = e1000_init_hw_82571, |
| 1597 | .setup_link = e1000_setup_link_82571, |
| 1598 | /* .setup_physical_interface: media type dependent */ |
| 1599 | }; |
| 1600 | |
| 1601 | static struct e1000_phy_operations e82_phy_ops_igp = { |
| 1602 | .acquire_phy = e1000_get_hw_semaphore_82571, |
| 1603 | .check_reset_block = e1000e_check_reset_block_generic, |
| 1604 | .commit_phy = NULL, |
| 1605 | .force_speed_duplex = e1000e_phy_force_speed_duplex_igp, |
| 1606 | .get_cfg_done = e1000_get_cfg_done_82571, |
| 1607 | .get_cable_length = e1000e_get_cable_length_igp_2, |
| 1608 | .get_phy_info = e1000e_get_phy_info_igp, |
| 1609 | .read_phy_reg = e1000e_read_phy_reg_igp, |
| 1610 | .release_phy = e1000_put_hw_semaphore_82571, |
| 1611 | .reset_phy = e1000e_phy_hw_reset_generic, |
| 1612 | .set_d0_lplu_state = e1000_set_d0_lplu_state_82571, |
| 1613 | .set_d3_lplu_state = e1000e_set_d3_lplu_state, |
| 1614 | .write_phy_reg = e1000e_write_phy_reg_igp, |
Bruce Allan | 75eb0fa | 2008-11-21 16:53:51 -0800 | [diff] [blame] | 1615 | .cfg_on_link_up = NULL, |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1616 | }; |
| 1617 | |
| 1618 | static struct e1000_phy_operations e82_phy_ops_m88 = { |
| 1619 | .acquire_phy = e1000_get_hw_semaphore_82571, |
| 1620 | .check_reset_block = e1000e_check_reset_block_generic, |
| 1621 | .commit_phy = e1000e_phy_sw_reset, |
| 1622 | .force_speed_duplex = e1000e_phy_force_speed_duplex_m88, |
| 1623 | .get_cfg_done = e1000e_get_cfg_done, |
| 1624 | .get_cable_length = e1000e_get_cable_length_m88, |
| 1625 | .get_phy_info = e1000e_get_phy_info_m88, |
| 1626 | .read_phy_reg = e1000e_read_phy_reg_m88, |
| 1627 | .release_phy = e1000_put_hw_semaphore_82571, |
| 1628 | .reset_phy = e1000e_phy_hw_reset_generic, |
| 1629 | .set_d0_lplu_state = e1000_set_d0_lplu_state_82571, |
| 1630 | .set_d3_lplu_state = e1000e_set_d3_lplu_state, |
| 1631 | .write_phy_reg = e1000e_write_phy_reg_m88, |
Bruce Allan | 75eb0fa | 2008-11-21 16:53:51 -0800 | [diff] [blame] | 1632 | .cfg_on_link_up = NULL, |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1633 | }; |
| 1634 | |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1635 | static struct e1000_phy_operations e82_phy_ops_bm = { |
| 1636 | .acquire_phy = e1000_get_hw_semaphore_82571, |
| 1637 | .check_reset_block = e1000e_check_reset_block_generic, |
| 1638 | .commit_phy = e1000e_phy_sw_reset, |
| 1639 | .force_speed_duplex = e1000e_phy_force_speed_duplex_m88, |
| 1640 | .get_cfg_done = e1000e_get_cfg_done, |
| 1641 | .get_cable_length = e1000e_get_cable_length_m88, |
| 1642 | .get_phy_info = e1000e_get_phy_info_m88, |
| 1643 | .read_phy_reg = e1000e_read_phy_reg_bm2, |
| 1644 | .release_phy = e1000_put_hw_semaphore_82571, |
| 1645 | .reset_phy = e1000e_phy_hw_reset_generic, |
| 1646 | .set_d0_lplu_state = e1000_set_d0_lplu_state_82571, |
| 1647 | .set_d3_lplu_state = e1000e_set_d3_lplu_state, |
| 1648 | .write_phy_reg = e1000e_write_phy_reg_bm2, |
Bruce Allan | 75eb0fa | 2008-11-21 16:53:51 -0800 | [diff] [blame] | 1649 | .cfg_on_link_up = NULL, |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1650 | }; |
| 1651 | |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1652 | static struct e1000_nvm_operations e82571_nvm_ops = { |
| 1653 | .acquire_nvm = e1000_acquire_nvm_82571, |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1654 | .read_nvm = e1000e_read_nvm_eerd, |
| 1655 | .release_nvm = e1000_release_nvm_82571, |
| 1656 | .update_nvm = e1000_update_nvm_checksum_82571, |
| 1657 | .valid_led_default = e1000_valid_led_default_82571, |
| 1658 | .validate_nvm = e1000_validate_nvm_checksum_82571, |
| 1659 | .write_nvm = e1000_write_nvm_82571, |
| 1660 | }; |
| 1661 | |
| 1662 | struct e1000_info e1000_82571_info = { |
| 1663 | .mac = e1000_82571, |
| 1664 | .flags = FLAG_HAS_HW_VLAN_FILTER |
| 1665 | | FLAG_HAS_JUMBO_FRAMES |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1666 | | FLAG_HAS_WOL |
| 1667 | | FLAG_APME_IN_CTRL3 |
| 1668 | | FLAG_RX_CSUM_ENABLED |
| 1669 | | FLAG_HAS_CTRLEXT_ON_LOAD |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1670 | | FLAG_HAS_SMART_POWER_DOWN |
| 1671 | | FLAG_RESET_OVERWRITES_LAA /* errata */ |
| 1672 | | FLAG_TARC_SPEED_MODE_BIT /* errata */ |
| 1673 | | FLAG_APME_CHECK_PORT_B, |
| 1674 | .pba = 38, |
Jeff Kirsher | 69e3fd8 | 2008-04-02 13:48:18 -0700 | [diff] [blame] | 1675 | .get_variants = e1000_get_variants_82571, |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1676 | .mac_ops = &e82571_mac_ops, |
| 1677 | .phy_ops = &e82_phy_ops_igp, |
| 1678 | .nvm_ops = &e82571_nvm_ops, |
| 1679 | }; |
| 1680 | |
| 1681 | struct e1000_info e1000_82572_info = { |
| 1682 | .mac = e1000_82572, |
| 1683 | .flags = FLAG_HAS_HW_VLAN_FILTER |
| 1684 | | FLAG_HAS_JUMBO_FRAMES |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1685 | | FLAG_HAS_WOL |
| 1686 | | FLAG_APME_IN_CTRL3 |
| 1687 | | FLAG_RX_CSUM_ENABLED |
| 1688 | | FLAG_HAS_CTRLEXT_ON_LOAD |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1689 | | FLAG_TARC_SPEED_MODE_BIT, /* errata */ |
| 1690 | .pba = 38, |
Jeff Kirsher | 69e3fd8 | 2008-04-02 13:48:18 -0700 | [diff] [blame] | 1691 | .get_variants = e1000_get_variants_82571, |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1692 | .mac_ops = &e82571_mac_ops, |
| 1693 | .phy_ops = &e82_phy_ops_igp, |
| 1694 | .nvm_ops = &e82571_nvm_ops, |
| 1695 | }; |
| 1696 | |
| 1697 | struct e1000_info e1000_82573_info = { |
| 1698 | .mac = e1000_82573, |
| 1699 | .flags = FLAG_HAS_HW_VLAN_FILTER |
| 1700 | | FLAG_HAS_JUMBO_FRAMES |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1701 | | FLAG_HAS_WOL |
| 1702 | | FLAG_APME_IN_CTRL3 |
| 1703 | | FLAG_RX_CSUM_ENABLED |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1704 | | FLAG_HAS_SMART_POWER_DOWN |
| 1705 | | FLAG_HAS_AMT |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1706 | | FLAG_HAS_ERT |
| 1707 | | FLAG_HAS_SWSM_ON_LOAD, |
| 1708 | .pba = 20, |
Jeff Kirsher | 69e3fd8 | 2008-04-02 13:48:18 -0700 | [diff] [blame] | 1709 | .get_variants = e1000_get_variants_82571, |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1710 | .mac_ops = &e82571_mac_ops, |
| 1711 | .phy_ops = &e82_phy_ops_m88, |
Auke Kok | 31f8c4f | 2008-02-21 15:10:47 -0800 | [diff] [blame] | 1712 | .nvm_ops = &e82571_nvm_ops, |
Auke Kok | bc7f75f | 2007-09-17 12:30:59 -0700 | [diff] [blame] | 1713 | }; |
| 1714 | |
Bruce Allan | 4662e82 | 2008-08-26 18:37:06 -0700 | [diff] [blame] | 1715 | struct e1000_info e1000_82574_info = { |
| 1716 | .mac = e1000_82574, |
| 1717 | .flags = FLAG_HAS_HW_VLAN_FILTER |
| 1718 | | FLAG_HAS_MSIX |
| 1719 | | FLAG_HAS_JUMBO_FRAMES |
| 1720 | | FLAG_HAS_WOL |
| 1721 | | FLAG_APME_IN_CTRL3 |
| 1722 | | FLAG_RX_CSUM_ENABLED |
| 1723 | | FLAG_HAS_SMART_POWER_DOWN |
| 1724 | | FLAG_HAS_AMT |
| 1725 | | FLAG_HAS_CTRLEXT_ON_LOAD, |
| 1726 | .pba = 20, |
| 1727 | .get_variants = e1000_get_variants_82571, |
| 1728 | .mac_ops = &e82571_mac_ops, |
| 1729 | .phy_ops = &e82_phy_ops_bm, |
| 1730 | .nvm_ops = &e82571_nvm_ops, |
| 1731 | }; |
| 1732 | |
Alexander Duyck | 8c81c9c | 2009-03-19 01:12:27 +0000 | [diff] [blame^] | 1733 | struct e1000_info e1000_82583_info = { |
| 1734 | .mac = e1000_82583, |
| 1735 | .flags = FLAG_HAS_HW_VLAN_FILTER |
| 1736 | | FLAG_HAS_WOL |
| 1737 | | FLAG_APME_IN_CTRL3 |
| 1738 | | FLAG_RX_CSUM_ENABLED |
| 1739 | | FLAG_HAS_SMART_POWER_DOWN |
| 1740 | | FLAG_HAS_AMT |
| 1741 | | FLAG_HAS_CTRLEXT_ON_LOAD, |
| 1742 | .pba = 20, |
| 1743 | .get_variants = e1000_get_variants_82571, |
| 1744 | .mac_ops = &e82571_mac_ops, |
| 1745 | .phy_ops = &e82_phy_ops_bm, |
| 1746 | .nvm_ops = &e82571_nvm_ops, |
| 1747 | }; |
| 1748 | |