1 /******************************************************************************* 2 3 Intel PRO/1000 Linux driver 4 Copyright(c) 1999 - 2006 Intel Corporation. 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, see <http://www.gnu.org/licenses/>. 17 18 The full GNU General Public License is included in this distribution in 19 the file called "COPYING". 20 21 Contact Information: 22 Linux NICS <linux.nics@intel.com> 23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> 24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 25 26 *******************************************************************************/ 27 28 /* e1000_hw.h 29 * Structures, enums, and macros for the MAC 30 */ 31 32 #ifndef HW_E1000X_REGS_H 33 #define HW_E1000X_REGS_H 34 35 /* PCI Device IDs */ 36 #define E1000_DEV_ID_82542 0x1000 37 #define E1000_DEV_ID_82543GC_FIBER 0x1001 38 #define E1000_DEV_ID_82543GC_COPPER 0x1004 39 #define E1000_DEV_ID_82544EI_COPPER 0x1008 40 #define E1000_DEV_ID_82544EI_FIBER 0x1009 41 #define E1000_DEV_ID_82544GC_COPPER 0x100C 42 #define E1000_DEV_ID_82544GC_LOM 0x100D 43 #define E1000_DEV_ID_82540EM 0x100E 44 #define E1000_DEV_ID_82540EM_LOM 0x1015 45 #define E1000_DEV_ID_82540EP_LOM 0x1016 46 #define E1000_DEV_ID_82540EP 0x1017 47 #define E1000_DEV_ID_82540EP_LP 0x101E 48 #define E1000_DEV_ID_82545EM_COPPER 0x100F 49 #define E1000_DEV_ID_82545EM_FIBER 0x1011 50 #define E1000_DEV_ID_82545GM_COPPER 0x1026 51 #define E1000_DEV_ID_82545GM_FIBER 0x1027 52 #define E1000_DEV_ID_82545GM_SERDES 0x1028 53 #define E1000_DEV_ID_82546EB_COPPER 0x1010 54 #define E1000_DEV_ID_82546EB_FIBER 0x1012 55 #define E1000_DEV_ID_82546EB_QUAD_COPPER 0x101D 56 #define E1000_DEV_ID_82541EI 0x1013 57 #define E1000_DEV_ID_82541EI_MOBILE 0x1018 58 #define E1000_DEV_ID_82541ER_LOM 0x1014 59 #define E1000_DEV_ID_82541ER 0x1078 60 #define E1000_DEV_ID_82547GI 0x1075 61 #define E1000_DEV_ID_82541GI 0x1076 62 #define E1000_DEV_ID_82541GI_MOBILE 0x1077 63 #define E1000_DEV_ID_82541GI_LF 0x107C 64 #define E1000_DEV_ID_82546GB_COPPER 0x1079 65 #define E1000_DEV_ID_82546GB_FIBER 0x107A 66 #define E1000_DEV_ID_82546GB_SERDES 0x107B 67 #define E1000_DEV_ID_82546GB_PCIE 0x108A 68 #define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099 69 #define E1000_DEV_ID_82547EI 0x1019 70 #define E1000_DEV_ID_82547EI_MOBILE 0x101A 71 #define E1000_DEV_ID_82571EB_COPPER 0x105E 72 #define E1000_DEV_ID_82571EB_FIBER 0x105F 73 #define E1000_DEV_ID_82571EB_SERDES 0x1060 74 #define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A4 75 #define E1000_DEV_ID_82571PT_QUAD_COPPER 0x10D5 76 #define E1000_DEV_ID_82571EB_QUAD_FIBER 0x10A5 77 #define E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE 0x10BC 78 #define E1000_DEV_ID_82571EB_SERDES_DUAL 0x10D9 79 #define E1000_DEV_ID_82571EB_SERDES_QUAD 0x10DA 80 #define E1000_DEV_ID_82572EI_COPPER 0x107D 81 #define E1000_DEV_ID_82572EI_FIBER 0x107E 82 #define E1000_DEV_ID_82572EI_SERDES 0x107F 83 #define E1000_DEV_ID_82572EI 0x10B9 84 #define E1000_DEV_ID_82573E 0x108B 85 #define E1000_DEV_ID_82573E_IAMT 0x108C 86 #define E1000_DEV_ID_82573L 0x109A 87 #define E1000_DEV_ID_82574L 0x10D3 88 #define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5 89 #define E1000_DEV_ID_80003ES2LAN_COPPER_DPT 0x1096 90 #define E1000_DEV_ID_80003ES2LAN_SERDES_DPT 0x1098 91 #define E1000_DEV_ID_80003ES2LAN_COPPER_SPT 0x10BA 92 #define E1000_DEV_ID_80003ES2LAN_SERDES_SPT 0x10BB 93 94 #define E1000_DEV_ID_ICH8_IGP_M_AMT 0x1049 95 #define E1000_DEV_ID_ICH8_IGP_AMT 0x104A 96 #define E1000_DEV_ID_ICH8_IGP_C 0x104B 97 #define E1000_DEV_ID_ICH8_IFE 0x104C 98 #define E1000_DEV_ID_ICH8_IFE_GT 0x10C4 99 #define E1000_DEV_ID_ICH8_IFE_G 0x10C5 100 #define E1000_DEV_ID_ICH8_IGP_M 0x104D 101 102 /* Device Specific Register Defaults */ 103 #define E1000_PHY_ID2_82541x 0x380 104 #define E1000_PHY_ID2_82544x 0xC30 105 #define E1000_PHY_ID2_8254xx_DEFAULT 0xC20 /* 82540x, 82545x, and 82546x */ 106 #define E1000_PHY_ID2_82573x 0xCC0 107 #define E1000_PHY_ID2_82574x 0xCB1 108 109 /* Register Set. (82543, 82544) 110 * 111 * Registers are defined to be 32 bits and should be accessed as 32 bit values. 112 * These registers are physically located on the NIC, but are mapped into the 113 * host memory address space. 114 * 115 * RW - register is both readable and writable 116 * RO - register is read only 117 * WO - register is write only 118 * R/clr - register is read only and is cleared when read 119 * A - register array 120 */ 121 #define E1000_CTRL 0x00000 /* Device Control - RW */ 122 #define E1000_CTRL_DUP 0x00004 /* Device Control Duplicate (Shadow) - RW */ 123 #define E1000_STATUS 0x00008 /* Device Status - RO */ 124 #define E1000_EECD 0x00010 /* EEPROM/Flash Control - RW */ 125 #define E1000_EERD 0x00014 /* EEPROM Read - RW */ 126 #define E1000_CTRL_EXT 0x00018 /* Extended Device Control - RW */ 127 #define E1000_FLA 0x0001C /* Flash Access - RW */ 128 #define E1000_MDIC 0x00020 /* MDI Control - RW */ 129 #define E1000_SCTL 0x00024 /* SerDes Control - RW */ 130 #define E1000_FCAL 0x00028 /* Flow Control Address Low - RW */ 131 #define E1000_FCAH 0x0002C /* Flow Control Address High -RW */ 132 #define E1000_FCT 0x00030 /* Flow Control Type - RW */ 133 #define E1000_VET 0x00038 /* VLAN Ether Type - RW */ 134 #define E1000_ICR 0x000C0 /* Interrupt Cause Read - R/clr */ 135 #define E1000_ICS 0x000C8 /* Interrupt Cause Set - WO */ 136 #define E1000_IMS 0x000D0 /* Interrupt Mask Set - RW */ 137 #define E1000_IMC 0x000D8 /* Interrupt Mask Clear - WO */ 138 #define E1000_IAM 0x000E0 /* Interrupt Acknowledge Auto Mask */ 139 #define E1000_RCTL 0x00100 /* RX Control - RW */ 140 #define E1000_FCTTV 0x00170 /* Flow Control Transmit Timer Value - RW */ 141 #define E1000_TCTL 0x00400 /* TX Control - RW */ 142 #define E1000_TCTL_EXT 0x00404 /* Extended TX Control - RW */ 143 #define E1000_TIPG 0x00410 /* TX Inter-packet gap -RW */ 144 #define E1000_LEDCTL 0x00E00 /* LED Control - RW */ 145 #define E1000_EEMNGCTL 0x01010 /* MNG EEprom Control */ 146 #define E1000_EEMNGDATA 0x01014 /* MNG EEPROM Read/Write data */ 147 #define E1000_FLMNGCTL 0x01018 /* MNG Flash Control */ 148 #define E1000_FLMNGDATA 0x0101C /* MNG FLASH Read data */ 149 #define E1000_FLMNGCNT 0x01020 /* MNG FLASH Read Counter */ 150 #define E1000_EEARBC 0x01024 /* EEPROM Auto Read Bus Control */ 151 #define E1000_FLOP 0x0103C /* FLASH Opcode Register */ 152 #define E1000_FCRTL 0x02160 /* Flow Control Receive Threshold Low - RW */ 153 #define E1000_FCRTL_A 0x00168 /* Alias to FCRTL */ 154 #define E1000_FCRTH 0x02168 /* Flow Control Receive Threshold High - RW */ 155 #define E1000_RDFH 0x02410 /* Receive Data FIFO Head Register - RW */ 156 #define E1000_RDFH_A 0x08000 /* Alias to RDFH */ 157 #define E1000_RDFT 0x02418 /* Receive Data FIFO Tail Register - RW */ 158 #define E1000_RDFT_A 0x08008 /* Alias to RDFT */ 159 #define E1000_RDFHS 0x02420 /* Receive Data FIFO Head Saved Register - RW */ 160 #define E1000_RDFTS 0x02428 /* Receive Data FIFO Tail Saved Register - RW */ 161 #define E1000_RDFPC 0x02430 /* Receive Data FIFO Packet Count - RW */ 162 #define E1000_TDFH 0x03410 /* TX Data FIFO Head - RW */ 163 #define E1000_TDFH_A 0x08010 /* Alias to TDFH */ 164 #define E1000_TDFT 0x03418 /* TX Data FIFO Tail - RW */ 165 #define E1000_TDFT_A 0x08018 /* Alias to TDFT */ 166 #define E1000_TDFHS 0x03420 /* TX Data FIFO Head Saved - RW */ 167 #define E1000_TDFTS 0x03428 /* TX Data FIFO Tail Saved - RW */ 168 #define E1000_TDFPC 0x03430 /* TX Data FIFO Packet Count - RW */ 169 #define E1000_CRCERRS 0x04000 /* CRC Error Count - R/clr */ 170 #define E1000_ALGNERRC 0x04004 /* Alignment Error Count - R/clr */ 171 #define E1000_SYMERRS 0x04008 /* Symbol Error Count - R/clr */ 172 #define E1000_RXERRC 0x0400C /* Receive Error Count - R/clr */ 173 #define E1000_MPC 0x04010 /* Missed Packet Count - R/clr */ 174 #define E1000_SCC 0x04014 /* Single Collision Count - R/clr */ 175 #define E1000_ECOL 0x04018 /* Excessive Collision Count - R/clr */ 176 #define E1000_MCC 0x0401C /* Multiple Collision Count - R/clr */ 177 #define E1000_LATECOL 0x04020 /* Late Collision Count - R/clr */ 178 #define E1000_COLC 0x04028 /* Collision Count - R/clr */ 179 #define E1000_DC 0x04030 /* Defer Count - R/clr */ 180 #define E1000_TNCRS 0x04034 /* TX-No CRS - R/clr */ 181 #define E1000_RLEC 0x04040 /* Receive Length Error Count - R/clr */ 182 #define E1000_XONRXC 0x04048 /* XON RX Count - R/clr */ 183 #define E1000_XONTXC 0x0404C /* XON TX Count - R/clr */ 184 #define E1000_XOFFRXC 0x04050 /* XOFF RX Count - R/clr */ 185 #define E1000_XOFFTXC 0x04054 /* XOFF TX Count - R/clr */ 186 #define E1000_FCRUC 0x04058 /* Flow Control RX Unsupported Count- R/clr */ 187 #define E1000_PRC64 0x0405C /* Packets RX (64 bytes) - R/clr */ 188 #define E1000_PRC127 0x04060 /* Packets RX (65-127 bytes) - R/clr */ 189 #define E1000_PRC255 0x04064 /* Packets RX (128-255 bytes) - R/clr */ 190 #define E1000_PRC511 0x04068 /* Packets RX (255-511 bytes) - R/clr */ 191 #define E1000_PRC1023 0x0406C /* Packets RX (512-1023 bytes) - R/clr */ 192 #define E1000_PRC1522 0x04070 /* Packets RX (1024-1522 bytes) - R/clr */ 193 #define E1000_GPRC 0x04074 /* Good Packets RX Count - R/clr */ 194 #define E1000_BPRC 0x04078 /* Broadcast Packets RX Count - R/clr */ 195 #define E1000_MPRC 0x0407C /* Multicast Packets RX Count - R/clr */ 196 #define E1000_GPTC 0x04080 /* Good Packets TX Count - R/clr */ 197 #define E1000_GORCL 0x04088 /* Good Octets RX Count Low - R/clr */ 198 #define E1000_GORCH 0x0408C /* Good Octets RX Count High - R/clr */ 199 #define E1000_GOTCL 0x04090 /* Good Octets TX Count Low - R/clr */ 200 #define E1000_GOTCH 0x04094 /* Good Octets TX Count High - R/clr */ 201 #define E1000_RNBC 0x040A0 /* RX No Buffers Count - R/clr */ 202 #define E1000_RUC 0x040A4 /* RX Undersize Count - R/clr */ 203 #define E1000_RFC 0x040A8 /* RX Fragment Count - R/clr */ 204 #define E1000_ROC 0x040AC /* RX Oversize Count - R/clr */ 205 #define E1000_RJC 0x040B0 /* RX Jabber Count - R/clr */ 206 #define E1000_MGTPRC 0x040B4 /* Management Packets RX Count - R/clr */ 207 #define E1000_MGTPDC 0x040B8 /* Management Packets Dropped Count - R/clr */ 208 #define E1000_MGTPTC 0x040BC /* Management Packets TX Count - R/clr */ 209 #define E1000_TORL 0x040C0 /* Total Octets RX Low - R/clr */ 210 #define E1000_TORH 0x040C4 /* Total Octets RX High - R/clr */ 211 #define E1000_TOTL 0x040C8 /* Total Octets TX Low - R/clr */ 212 #define E1000_TOTH 0x040CC /* Total Octets TX High - R/clr */ 213 #define E1000_TPR 0x040D0 /* Total Packets RX - R/clr */ 214 #define E1000_TPT 0x040D4 /* Total Packets TX - R/clr */ 215 #define E1000_PTC64 0x040D8 /* Packets TX (64 bytes) - R/clr */ 216 #define E1000_PTC127 0x040DC /* Packets TX (65-127 bytes) - R/clr */ 217 #define E1000_PTC255 0x040E0 /* Packets TX (128-255 bytes) - R/clr */ 218 #define E1000_PTC511 0x040E4 /* Packets TX (256-511 bytes) - R/clr */ 219 #define E1000_PTC1023 0x040E8 /* Packets TX (512-1023 bytes) - R/clr */ 220 #define E1000_PTC1522 0x040EC /* Packets TX (1024-1522 Bytes) - R/clr */ 221 #define E1000_MPTC 0x040F0 /* Multicast Packets TX Count - R/clr */ 222 #define E1000_BPTC 0x040F4 /* Broadcast Packets TX Count - R/clr */ 223 #define E1000_TSCTC 0x040F8 /* TCP Segmentation Context TX - R/clr */ 224 #define E1000_IAC 0x04100 /* Interrupt Assertion Count */ 225 #define E1000_ICRXPTC 0x04104 /* Interrupt Cause Rx Packet Timer Expire Count */ 226 #define E1000_ICRXDMTC 0x04120 /* Interrupt Cause Rx Descriptor Minimum Threshold Count */ 227 #define E1000_RXCSUM 0x05000 /* RX Checksum Control - RW */ 228 #define E1000_RFCTL 0x05008 /* Receive Filter Control*/ 229 #define E1000_MAVTV0 0x05010 /* Management VLAN TAG Value 0 */ 230 #define E1000_MAVTV1 0x05014 /* Management VLAN TAG Value 1 */ 231 #define E1000_MAVTV2 0x05018 /* Management VLAN TAG Value 2 */ 232 #define E1000_MAVTV3 0x0501c /* Management VLAN TAG Value 3 */ 233 #define E1000_MTA 0x05200 /* Multicast Table Array - RW Array */ 234 #define E1000_RA 0x05400 /* Receive Address - RW Array */ 235 #define E1000_RA_A 0x00040 /* Alias to RA */ 236 #define E1000_VFTA 0x05600 /* VLAN Filter Table Array - RW Array */ 237 #define E1000_VFTA_A 0x00600 /* Alias to VFTA */ 238 #define E1000_WUC 0x05800 /* Wakeup Control - RW */ 239 #define E1000_WUFC 0x05808 /* Wakeup Filter Control - RW */ 240 #define E1000_WUS 0x05810 /* Wakeup Status - RO */ 241 #define E1000_MANC 0x05820 /* Management Control - RW */ 242 #define E1000_IPAV 0x05838 /* IP Address Valid - RW */ 243 #define E1000_IP4AT 0x05840 /* IPv4 Address Table - RW Array */ 244 #define E1000_IP6AT 0x05880 /* IPv6 Address Table - RW Array */ 245 #define E1000_WUPL 0x05900 /* Wakeup Packet Length - RW */ 246 #define E1000_WUPM 0x05A00 /* Wakeup Packet Memory - RO A */ 247 #define E1000_MFVAL 0x05824 /* Manageability Filters Valid - RW */ 248 #define E1000_MDEF 0x05890 /* Manageability Decision Filters - RW Array */ 249 #define E1000_FFMT 0x09000 /* Flexible Filter Mask Table - RW Array */ 250 #define E1000_FTFT 0x09400 /* Flexible TCO Filter Table - RW Array */ 251 252 #define E1000_MANC2H 0x05860 /* Management Control To Host - RW */ 253 #define E1000_SW_FW_SYNC 0x05B5C /* Software-Firmware Synchronization - RW */ 254 255 #define E1000_GCR 0x05B00 /* PCI-Ex Control */ 256 #define E1000_FUNCTAG 0x05B08 /* Function-Tag Register */ 257 #define E1000_GSCL_1 0x05B10 /* PCI-Ex Statistic Control #1 */ 258 #define E1000_GSCL_2 0x05B14 /* PCI-Ex Statistic Control #2 */ 259 #define E1000_GSCL_3 0x05B18 /* PCI-Ex Statistic Control #3 */ 260 #define E1000_GSCL_4 0x05B1C /* PCI-Ex Statistic Control #4 */ 261 #define E1000_GSCN_0 0x05B20 /* 3GIO Statistic Counter Register #0 */ 262 #define E1000_GSCN_1 0x05B24 /* 3GIO Statistic Counter Register #1 */ 263 #define E1000_GSCN_2 0x05B28 /* 3GIO Statistic Counter Register #2 */ 264 #define E1000_GSCN_3 0x05B2C /* 3GIO Statistic Counter Register #3 */ 265 #define E1000_FACTPS 0x05B30 /* Function Active and Power State to MNG */ 266 #define E1000_SWSM 0x05B50 /* SW Semaphore */ 267 #define E1000_FWSM 0x05B54 /* FW Semaphore */ 268 #define E1000_PBACLR 0x05B68 /* MSI-X PBA Clear */ 269 270 #define E1000_TSYNCRXCTL 0x0B620 /* Rx Time Sync Control register - RW */ 271 #define E1000_TSYNCTXCTL 0x0B614 /* Tx Time Sync Control register - RW */ 272 #define E1000_TIMINCA 0x0B608 /* Increment attributes register - RW */ 273 #define E1000_RXSTMPL 0x0B624 /* Rx timestamp Low - RO */ 274 #define E1000_RXSTMPH 0x0B628 /* Rx timestamp High - RO */ 275 #define E1000_TXSTMPL 0x0B618 /* Tx timestamp value Low - RO */ 276 #define E1000_TXSTMPH 0x0B61C /* Tx timestamp value High - RO */ 277 #define E1000_SYSTIML 0x0B600 /* System time register Low - RO */ 278 #define E1000_SYSTIMH 0x0B604 /* System time register High - RO */ 279 #define E1000_TIMINCA 0x0B608 /* Increment attributes register - RW */ 280 #define E1000_RXSATRL 0x0B62C /* Rx timestamp attribute low - RO */ 281 #define E1000_RXSATRH 0x0B630 /* Rx timestamp attribute high - RO */ 282 #define E1000_TIMADJL 0x0B60C /* Time Adjustment Offset register Low - RW */ 283 #define E1000_TIMADJH 0x0B610 /* Time Adjustment Offset register High - RW */ 284 285 /* RSS registers */ 286 #define E1000_MRQC 0x05818 /* Multiple Receive Control - RW */ 287 #define E1000_RETA 0x05C00 /* Redirection Table - RW Array */ 288 #define E1000_RSSRK 0x05C80 /* RSS Random Key - RW Array */ 289 290 #define E1000_RETA_IDX(hash) ((hash) & (BIT(7) - 1)) 291 #define E1000_RETA_VAL(reta, hash) (((uint8_t *)(reta))[E1000_RETA_IDX(hash)]) 292 293 #define E1000_MRQC_EN_TCPIPV4(mrqc) ((mrqc) & BIT(16)) 294 #define E1000_MRQC_EN_IPV4(mrqc) ((mrqc) & BIT(17)) 295 #define E1000_MRQC_EN_TCPIPV6(mrqc) ((mrqc) & BIT(18)) 296 #define E1000_MRQC_EN_IPV6EX(mrqc) ((mrqc) & BIT(19)) 297 #define E1000_MRQC_EN_IPV6(mrqc) ((mrqc) & BIT(20)) 298 299 #define E1000_MRQ_RSS_TYPE_NONE (0) 300 #define E1000_MRQ_RSS_TYPE_IPV4TCP (1) 301 #define E1000_MRQ_RSS_TYPE_IPV4 (2) 302 #define E1000_MRQ_RSS_TYPE_IPV6TCP (3) 303 #define E1000_MRQ_RSS_TYPE_IPV6EX (4) 304 #define E1000_MRQ_RSS_TYPE_IPV6 (5) 305 306 #define E1000_ICR_ASSERTED BIT(31) 307 #define E1000_EIAC_MASK 0x01F00000 308 309 /* RFCTL register bits */ 310 #define E1000_RFCTL_ISCSI_DIS 0x00000001 311 #define E1000_RFCTL_NFSW_DIS 0x00000040 312 #define E1000_RFCTL_NFSR_DIS 0x00000080 313 #define E1000_RFCTL_IPV6_DIS 0x00000400 314 #define E1000_RFCTL_IPV6_XSUM_DIS 0x00000800 315 #define E1000_RFCTL_IPFRSP_DIS 0x00004000 316 #define E1000_RFCTL_EXTEN 0x00008000 317 #define E1000_RFCTL_IPV6_EX_DIS 0x00010000 318 #define E1000_RFCTL_NEW_IPV6_EXT_DIS 0x00020000 319 320 /* TARC* parsing */ 321 #define E1000_TARC_ENABLE BIT(10) 322 323 /* SW Semaphore Register */ 324 #define E1000_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */ 325 #define E1000_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */ 326 #define E1000_SWSM_DRV_LOAD 0x00000008 /* Driver Loaded Bit */ 327 328 #define E1000_SWSM2_LOCK 0x00000002 /* Secondary driver semaphore bit */ 329 330 /* Interrupt Cause Read */ 331 #define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */ 332 #define E1000_ICR_TXQE 0x00000002 /* Transmit Queue empty */ 333 #define E1000_ICR_LSC 0x00000004 /* Link Status Change */ 334 #define E1000_ICR_RXSEQ 0x00000008 /* rx sequence error */ 335 #define E1000_ICR_RXDMT0 0x00000010 /* rx desc min. threshold (0) */ 336 #define E1000_ICR_RXO 0x00000040 /* rx overrun */ 337 #define E1000_ICR_RXT0 0x00000080 /* rx timer intr (ring 0) */ 338 #define E1000_ICR_MDAC 0x00000200 /* MDIO access complete */ 339 #define E1000_ICR_RXCFG 0x00000400 /* RX /c/ ordered set */ 340 #define E1000_ICR_GPI_EN0 0x00000800 /* GP Int 0 */ 341 #define E1000_ICR_GPI_EN1 0x00001000 /* GP Int 1 */ 342 #define E1000_ICR_GPI_EN2 0x00002000 /* GP Int 2 */ 343 #define E1000_ICR_GPI_EN3 0x00004000 /* GP Int 3 */ 344 #define E1000_ICR_TXD_LOW 0x00008000 345 #define E1000_ICR_SRPD 0x00010000 346 #define E1000_ICR_ACK 0x00020000 /* Receive Ack frame */ 347 #define E1000_ICR_MNG 0x00040000 /* Manageability event */ 348 #define E1000_ICR_DOCK 0x00080000 /* Dock/Undock */ 349 #define E1000_ICR_INT_ASSERTED 0x80000000 /* If this bit asserted, the driver should claim the interrupt */ 350 #define E1000_ICR_RXD_FIFO_PAR0 0x00100000 /* queue 0 Rx descriptor FIFO parity error */ 351 #define E1000_ICR_TXD_FIFO_PAR0 0x00200000 /* queue 0 Tx descriptor FIFO parity error */ 352 #define E1000_ICR_HOST_ARB_PAR 0x00400000 /* host arb read buffer parity error */ 353 #define E1000_ICR_PB_PAR 0x00800000 /* packet buffer parity error */ 354 #define E1000_ICR_RXD_FIFO_PAR1 0x01000000 /* queue 1 Rx descriptor FIFO parity error */ 355 #define E1000_ICR_TXD_FIFO_PAR1 0x02000000 /* queue 1 Tx descriptor FIFO parity error */ 356 #define E1000_ICR_ALL_PARITY 0x03F00000 /* all parity error bits */ 357 #define E1000_ICR_DSW 0x00000020 /* FW changed the status of DISSW bit in the FWSM */ 358 #define E1000_ICR_PHYINT 0x00001000 /* LAN connected device generates an interrupt */ 359 #define E1000_ICR_EPRST 0x00100000 /* ME handware reset occurs */ 360 #define E1000_ICR_RXQ0 0x00100000 /* Rx Queue 0 Interrupt */ 361 #define E1000_ICR_RXQ1 0x00200000 /* Rx Queue 1 Interrupt */ 362 #define E1000_ICR_TXQ0 0x00400000 /* Tx Queue 0 Interrupt */ 363 #define E1000_ICR_TXQ1 0x00800000 /* Tx Queue 1 Interrupt */ 364 #define E1000_ICR_OTHER 0x01000000 /* Other Interrupts */ 365 366 #define E1000_ICR_OTHER_CAUSES (E1000_ICR_LSC | \ 367 E1000_ICR_RXO | \ 368 E1000_ICR_MDAC | \ 369 E1000_ICR_SRPD | \ 370 E1000_ICR_ACK | \ 371 E1000_ICR_MNG) 372 373 /* Interrupt Cause Set */ 374 #define E1000_ICS_TXDW E1000_ICR_TXDW /* Transmit desc written back */ 375 #define E1000_ICS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */ 376 #define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */ 377 #define E1000_ICS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */ 378 #define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ 379 #define E1000_ICS_RXO E1000_ICR_RXO /* rx overrun */ 380 #define E1000_ICS_RXT0 E1000_ICR_RXT0 /* rx timer intr */ 381 #define E1000_ICS_MDAC E1000_ICR_MDAC /* MDIO access complete */ 382 #define E1000_ICS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */ 383 #define E1000_ICS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */ 384 #define E1000_ICS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */ 385 #define E1000_ICS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */ 386 #define E1000_ICS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */ 387 #define E1000_ICS_TXD_LOW E1000_ICR_TXD_LOW 388 #define E1000_ICS_SRPD E1000_ICR_SRPD 389 #define E1000_ICS_ACK E1000_ICR_ACK /* Receive Ack frame */ 390 #define E1000_ICS_MNG E1000_ICR_MNG /* Manageability event */ 391 #define E1000_ICS_DOCK E1000_ICR_DOCK /* Dock/Undock */ 392 #define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */ 393 #define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */ 394 #define E1000_ICS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */ 395 #define E1000_ICS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */ 396 #define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */ 397 #define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */ 398 #define E1000_ICS_DSW E1000_ICR_DSW 399 #define E1000_ICS_PHYINT E1000_ICR_PHYINT 400 #define E1000_ICS_EPRST E1000_ICR_EPRST 401 402 /* Interrupt Mask Set */ 403 #define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */ 404 #define E1000_IMS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */ 405 #define E1000_IMS_LSC E1000_ICR_LSC /* Link Status Change */ 406 #define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */ 407 #define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ 408 #define E1000_IMS_RXO E1000_ICR_RXO /* rx overrun */ 409 #define E1000_IMS_RXT0 E1000_ICR_RXT0 /* rx timer intr */ 410 #define E1000_IMS_MDAC E1000_ICR_MDAC /* MDIO access complete */ 411 #define E1000_IMS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */ 412 #define E1000_IMS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */ 413 #define E1000_IMS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */ 414 #define E1000_IMS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */ 415 #define E1000_IMS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */ 416 #define E1000_IMS_TXD_LOW E1000_ICR_TXD_LOW 417 #define E1000_IMS_SRPD E1000_ICR_SRPD 418 #define E1000_IMS_ACK E1000_ICR_ACK /* Receive Ack frame */ 419 #define E1000_IMS_MNG E1000_ICR_MNG /* Manageability event */ 420 #define E1000_IMS_RXQ0 E1000_ICR_RXQ0 421 #define E1000_IMS_RXQ1 E1000_ICR_RXQ1 422 #define E1000_IMS_TXQ0 E1000_ICR_TXQ0 423 #define E1000_IMS_TXQ1 E1000_ICR_TXQ1 424 #define E1000_IMS_OTHER E1000_ICR_OTHER 425 #define E1000_IMS_DOCK E1000_ICR_DOCK /* Dock/Undock */ 426 #define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */ 427 #define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */ 428 #define E1000_IMS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */ 429 #define E1000_IMS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */ 430 #define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */ 431 #define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */ 432 #define E1000_IMS_DSW E1000_ICR_DSW 433 #define E1000_IMS_PHYINT E1000_ICR_PHYINT 434 #define E1000_IMS_EPRST E1000_ICR_EPRST 435 436 /* Interrupt Mask Clear */ 437 #define E1000_IMC_TXDW E1000_ICR_TXDW /* Transmit desc written back */ 438 #define E1000_IMC_TXQE E1000_ICR_TXQE /* Transmit Queue empty */ 439 #define E1000_IMC_LSC E1000_ICR_LSC /* Link Status Change */ 440 #define E1000_IMC_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */ 441 #define E1000_IMC_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ 442 #define E1000_IMC_RXO E1000_ICR_RXO /* rx overrun */ 443 #define E1000_IMC_RXT0 E1000_ICR_RXT0 /* rx timer intr */ 444 #define E1000_IMC_MDAC E1000_ICR_MDAC /* MDIO access complete */ 445 #define E1000_IMC_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */ 446 #define E1000_IMC_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */ 447 #define E1000_IMC_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */ 448 #define E1000_IMC_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */ 449 #define E1000_IMC_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */ 450 #define E1000_IMC_TXD_LOW E1000_ICR_TXD_LOW 451 #define E1000_IMC_SRPD E1000_ICR_SRPD 452 #define E1000_IMC_ACK E1000_ICR_ACK /* Receive Ack frame */ 453 #define E1000_IMC_MNG E1000_ICR_MNG /* Manageability event */ 454 #define E1000_IMC_DOCK E1000_ICR_DOCK /* Dock/Undock */ 455 #define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */ 456 #define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */ 457 #define E1000_IMC_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */ 458 #define E1000_IMC_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */ 459 #define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */ 460 #define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */ 461 #define E1000_IMC_DSW E1000_ICR_DSW 462 #define E1000_IMC_PHYINT E1000_ICR_PHYINT 463 #define E1000_IMC_EPRST E1000_ICR_EPRST 464 465 /* Receive Control */ 466 #define E1000_RCTL_RST 0x00000001 /* Software reset */ 467 #define E1000_RCTL_EN 0x00000002 /* enable */ 468 #define E1000_RCTL_SBP 0x00000004 /* store bad packet */ 469 #define E1000_RCTL_UPE 0x00000008 /* unicast promiscuous enable */ 470 #define E1000_RCTL_MPE 0x00000010 /* multicast promiscuous enab */ 471 #define E1000_RCTL_LPE 0x00000020 /* long packet enable */ 472 #define E1000_RCTL_LBM_NO 0x00000000 /* no loopback mode */ 473 #define E1000_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */ 474 #define E1000_RCTL_LBM_SLP 0x00000080 /* serial link loopback mode */ 475 #define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */ 476 #define E1000_RCTL_DTYP_MASK 0x00000C00 /* Descriptor type mask */ 477 #define E1000_RCTL_DTYP_PS 0x00000400 /* Packet Split descriptor */ 478 #define E1000_RCTL_RDMTS_HALF 0x00000000 /* rx desc min threshold size */ 479 #define E1000_RCTL_RDMTS_QUAT 0x00000100 /* rx desc min threshold size */ 480 #define E1000_RCTL_RDMTS_EIGTH 0x00000200 /* rx desc min threshold size */ 481 #define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */ 482 #define E1000_RCTL_MO_0 0x00000000 /* multicast offset 11:0 */ 483 #define E1000_RCTL_MO_1 0x00001000 /* multicast offset 12:1 */ 484 #define E1000_RCTL_MO_2 0x00002000 /* multicast offset 13:2 */ 485 #define E1000_RCTL_MO_3 0x00003000 /* multicast offset 15:4 */ 486 #define E1000_RCTL_MDR 0x00004000 /* multicast desc ring 0 */ 487 #define E1000_RCTL_BAM 0x00008000 /* broadcast enable */ 488 /* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */ 489 #define E1000_RCTL_SZ_2048 0x00000000 /* rx buffer size 2048 */ 490 #define E1000_RCTL_SZ_1024 0x00010000 /* rx buffer size 1024 */ 491 #define E1000_RCTL_SZ_512 0x00020000 /* rx buffer size 512 */ 492 #define E1000_RCTL_SZ_256 0x00030000 /* rx buffer size 256 */ 493 /* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */ 494 #define E1000_RCTL_SZ_16384 0x00010000 /* rx buffer size 16384 */ 495 #define E1000_RCTL_SZ_8192 0x00020000 /* rx buffer size 8192 */ 496 #define E1000_RCTL_SZ_4096 0x00030000 /* rx buffer size 4096 */ 497 #define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */ 498 #define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */ 499 #define E1000_RCTL_CFI 0x00100000 /* canonical form indicator */ 500 #define E1000_RCTL_DPF 0x00400000 /* discard pause frames */ 501 #define E1000_RCTL_PMCF 0x00800000 /* pass MAC control frames */ 502 #define E1000_RCTL_BSEX 0x02000000 /* Buffer size extension */ 503 #define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */ 504 #define E1000_RCTL_FLXBUF_MASK 0x78000000 /* Flexible buffer size */ 505 #define E1000_RCTL_FLXBUF_SHIFT 27 /* Flexible buffer shift */ 506 507 508 #define E1000_EEPROM_SWDPIN0 0x0001 /* SWDPIN 0 EEPROM Value */ 509 #define E1000_EEPROM_LED_LOGIC 0x0020 /* Led Logic Word */ 510 #define E1000_EEPROM_RW_REG_DATA 16 /* Offset to data in EEPROM read/write registers */ 511 #define E1000_EEPROM_RW_REG_DONE 0x10 /* Offset to READ/WRITE done bit */ 512 #define E1000_EEPROM_RW_REG_START 1 /* First bit for telling part to start operation */ 513 #define E1000_EEPROM_RW_ADDR_SHIFT 8 /* Shift to the address bits */ 514 #define E1000_EEPROM_POLL_WRITE 1 /* Flag for polling for write complete */ 515 #define E1000_EEPROM_POLL_READ 0 /* Flag for polling for read complete */ 516 517 /* 82574 EERD/EEWR registers layout */ 518 #define E1000_EERW_START BIT(0) 519 #define E1000_EERW_DONE BIT(1) 520 #define E1000_EERW_ADDR_SHIFT 2 521 #define E1000_EERW_ADDR_MASK ((1L << 14) - 1) 522 #define E1000_EERW_DATA_SHIFT 16 523 #define E1000_EERW_DATA_MASK ((1L << 16) - 1) 524 525 /* Register Bit Masks */ 526 /* Device Control */ 527 #define E1000_CTRL_FD 0x00000001 /* Full duplex.0=half; 1=full */ 528 #define E1000_CTRL_BEM 0x00000002 /* Endian Mode.0=little,1=big */ 529 #define E1000_CTRL_PRIOR 0x00000004 /* Priority on PCI. 0=rx,1=fair */ 530 #define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */ 531 #define E1000_CTRL_LRST 0x00000008 /* Link reset. 0=normal,1=reset */ 532 #define E1000_CTRL_TME 0x00000010 /* Test mode. 0=normal,1=test */ 533 #define E1000_CTRL_SLE 0x00000020 /* Serial Link on 0=dis,1=en */ 534 #define E1000_CTRL_ASDE 0x00000020 /* Auto-speed detect enable */ 535 #define E1000_CTRL_SLU 0x00000040 /* Set link up (Force Link) */ 536 #define E1000_CTRL_ILOS 0x00000080 /* Invert Loss-Of Signal */ 537 #define E1000_CTRL_SPD_SEL 0x00000300 /* Speed Select Mask */ 538 #define E1000_CTRL_SPD_10 0x00000000 /* Force 10Mb */ 539 #define E1000_CTRL_SPD_100 0x00000100 /* Force 100Mb */ 540 #define E1000_CTRL_SPD_1000 0x00000200 /* Force 1Gb */ 541 #define E1000_CTRL_BEM32 0x00000400 /* Big Endian 32 mode */ 542 #define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */ 543 #define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */ 544 #define E1000_CTRL_D_UD_EN 0x00002000 /* Dock/Undock enable */ 545 #define E1000_CTRL_D_UD_POLARITY 0x00004000 /* Defined polarity of Dock/Undock indication in SDP[0] */ 546 #define E1000_CTRL_FORCE_PHY_RESET 0x00008000 /* Reset both PHY ports, through PHYRST_N pin */ 547 #define E1000_CTRL_SPD_SHIFT 8 /* Speed Select Shift */ 548 549 #define E1000_CTRL_EXT_ASDCHK 0x00001000 /* auto speed detection check */ 550 #define E1000_CTRL_EXT_EE_RST 0x00002000 /* EEPROM reset */ 551 #define E1000_CTRL_EXT_LINK_EN 0x00010000 /* enable link status from external LINK_0 and LINK_1 pins */ 552 #define E1000_CTRL_EXT_DRV_LOAD 0x10000000 /* Driver loaded bit for FW */ 553 #define E1000_CTRL_EXT_EIAME 0x01000000 554 #define E1000_CTRL_EXT_IAME 0x08000000 /* Int ACK Auto-mask */ 555 #define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */ 556 #define E1000_CTRL_EXT_INT_TIMERS_CLEAR_ENA 0x20000000 557 #define E1000_CTRL_EXT_SPD_BYPS 0x00008000 /* Speed Select Bypass */ 558 559 #define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */ 560 #define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */ 561 #define E1000_CTRL_SWDPIN2 0x00100000 /* SWDPIN 2 value */ 562 #define E1000_CTRL_SWDPIN3 0x00200000 /* SWDPIN 3 value */ 563 #define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */ 564 #define E1000_CTRL_SWDPIO1 0x00800000 /* SWDPIN 1 input or output */ 565 #define E1000_CTRL_SWDPIO2 0x01000000 /* SWDPIN 2 input or output */ 566 #define E1000_CTRL_SWDPIO3 0x02000000 /* SWDPIN 3 input or output */ 567 #define E1000_CTRL_ADVD3WUC 0x00100000 /* D3 WUC */ 568 #define E1000_CTRL_RST 0x04000000 /* Global reset */ 569 #define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */ 570 #define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */ 571 #define E1000_CTRL_RTE 0x20000000 /* Routing tag enable */ 572 #define E1000_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */ 573 #define E1000_CTRL_PHY_RST 0x80000000 /* PHY Reset */ 574 #define E1000_CTRL_SW2FW_INT 0x02000000 /* Initiate an interrupt to manageability engine */ 575 576 /* Device Status */ 577 #define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */ 578 #define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */ 579 #define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */ 580 #define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */ 581 #define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */ 582 #define E1000_STATUS_PHYRA 0x00000400 /* PHY Reset Asserted */ 583 #define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000 584 585 /* EEPROM/Flash Control */ 586 #define E1000_EECD_SK 0x00000001 /* EEPROM Clock */ 587 #define E1000_EECD_CS 0x00000002 /* EEPROM Chip Select */ 588 #define E1000_EECD_DI 0x00000004 /* EEPROM Data In */ 589 #define E1000_EECD_DO 0x00000008 /* EEPROM Data Out */ 590 #define E1000_EECD_FWE_MASK 0x00000030 591 #define E1000_EECD_FWE_DIS 0x00000010 /* Disable FLASH writes */ 592 #define E1000_EECD_FWE_EN 0x00000020 /* Enable FLASH writes */ 593 #define E1000_EECD_FWE_SHIFT 4 594 #define E1000_EECD_REQ 0x00000040 /* EEPROM Access Request */ 595 #define E1000_EECD_GNT 0x00000080 /* EEPROM Access Grant */ 596 #define E1000_EECD_PRES 0x00000100 /* EEPROM Present */ 597 #define E1000_EECD_SIZE 0x00000200 /* EEPROM Size (0=64 word 1=256 word) */ 598 #define E1000_EECD_ADDR_BITS 0x00000400 /* EEPROM Addressing bits based on type 599 * (0-small, 1-large) */ 600 #define E1000_EECD_TYPE 0x00002000 /* EEPROM Type (1-SPI, 0-Microwire) */ 601 #ifndef E1000_EEPROM_GRANT_ATTEMPTS 602 #define E1000_EEPROM_GRANT_ATTEMPTS 1000 /* EEPROM # attempts to gain grant */ 603 #endif 604 #define E1000_EECD_AUTO_RD 0x00000200 /* EEPROM Auto Read done */ 605 #define E1000_EECD_SIZE_EX_MASK 0x00007800 /* EEprom Size */ 606 #define E1000_EECD_SIZE_EX_SHIFT 11 607 #define E1000_EECD_NVADDS 0x00018000 /* NVM Address Size */ 608 #define E1000_EECD_SELSHAD 0x00020000 /* Select Shadow RAM */ 609 #define E1000_EECD_INITSRAM 0x00040000 /* Initialize Shadow RAM */ 610 #define E1000_EECD_FLUPD 0x00080000 /* Update FLASH */ 611 #define E1000_EECD_AUPDEN 0x00100000 /* Enable Autonomous FLASH update */ 612 #define E1000_EECD_SHADV 0x00200000 /* Shadow RAM Data Valid */ 613 #define E1000_EECD_SEC1VAL 0x00400000 /* Sector One Valid */ 614 615 616 #define E1000_EECD_SECVAL_SHIFT 22 617 #define E1000_STM_OPCODE 0xDB00 618 #define E1000_HICR_FW_RESET 0xC0 619 620 #define E1000_SHADOW_RAM_WORDS 2048 621 #define E1000_ICH_NVM_SIG_WORD 0x13 622 #define E1000_ICH_NVM_SIG_MASK 0xC0 623 624 /* MDI Control */ 625 #define E1000_MDIC_DATA_MASK 0x0000FFFF 626 #define E1000_MDIC_REG_MASK 0x001F0000 627 #define E1000_MDIC_REG_SHIFT 16 628 #define E1000_MDIC_PHY_MASK 0x03E00000 629 #define E1000_MDIC_PHY_SHIFT 21 630 #define E1000_MDIC_OP_WRITE 0x04000000 631 #define E1000_MDIC_OP_READ 0x08000000 632 #define E1000_MDIC_READY 0x10000000 633 #define E1000_MDIC_INT_EN 0x20000000 634 #define E1000_MDIC_ERROR 0x40000000 635 636 /* Rx Interrupt Delay Timer */ 637 #define E1000_RDTR_FPD BIT(31) 638 639 /* Tx Interrupt Delay Timer */ 640 #define E1000_TIDV_FPD BIT(31) 641 642 /* Delay increments in nanoseconds for delayed interrupts registers */ 643 #define E1000_INTR_DELAY_NS_RES (1024) 644 645 /* Delay increments in nanoseconds for interrupt throttling registers */ 646 #define E1000_INTR_THROTTLING_NS_RES (256) 647 648 /* EEPROM Commands - Microwire */ 649 #define EEPROM_READ_OPCODE_MICROWIRE 0x6 /* EEPROM read opcode */ 650 #define EEPROM_WRITE_OPCODE_MICROWIRE 0x5 /* EEPROM write opcode */ 651 #define EEPROM_ERASE_OPCODE_MICROWIRE 0x7 /* EEPROM erase opcode */ 652 #define EEPROM_EWEN_OPCODE_MICROWIRE 0x13 /* EEPROM erase/write enable */ 653 #define EEPROM_EWDS_OPCODE_MICROWIRE 0x10 /* EEPROM erast/write disable */ 654 655 /* EEPROM Word Offsets */ 656 #define EEPROM_COMPAT 0x0003 657 #define EEPROM_ID_LED_SETTINGS 0x0004 658 #define EEPROM_VERSION 0x0005 659 #define EEPROM_SERDES_AMPLITUDE 0x0006 /* For SERDES output amplitude adjustment. */ 660 #define EEPROM_PHY_CLASS_WORD 0x0007 661 #define EEPROM_INIT_CONTROL1_REG 0x000A 662 #define EEPROM_INIT_CONTROL2_REG 0x000F 663 #define EEPROM_SWDEF_PINS_CTRL_PORT_1 0x0010 664 #define EEPROM_INIT_CONTROL3_PORT_B 0x0014 665 #define EEPROM_INIT_3GIO_3 0x001A 666 #define EEPROM_SWDEF_PINS_CTRL_PORT_0 0x0020 667 #define EEPROM_INIT_CONTROL3_PORT_A 0x0024 668 #define EEPROM_CFG 0x0012 669 #define EEPROM_FLASH_VERSION 0x0032 670 #define EEPROM_CHECKSUM_REG 0x003F 671 672 #define E1000_EEPROM_CFG_DONE 0x00040000 /* MNG config cycle done */ 673 #define E1000_EEPROM_CFG_DONE_PORT_1 0x00080000 /* ...for second port */ 674 675 /* HH Time Sync */ 676 #define E1000_TSYNCTXCTL_MAX_ALLOWED_DLY_MASK 0x0000F000 /* max delay */ 677 #define E1000_TSYNCTXCTL_SYNC_COMP 0x40000000 /* sync complete */ 678 #define E1000_TSYNCTXCTL_START_SYNC 0x80000000 /* initiate sync */ 679 680 #define E1000_TSYNCTXCTL_VALID 0x00000001 /* Tx timestamp valid */ 681 #define E1000_TSYNCTXCTL_ENABLED 0x00000010 /* enable Tx timestamping */ 682 683 #define E1000_TSYNCRXCTL_VALID 0x00000001 /* Rx timestamp valid */ 684 #define E1000_TSYNCRXCTL_TYPE_MASK 0x0000000E /* Rx type mask */ 685 #define E1000_TSYNCRXCTL_TYPE_L2_V2 0x00 686 #define E1000_TSYNCRXCTL_TYPE_L4_V1 0x02 687 #define E1000_TSYNCRXCTL_TYPE_L2_L4_V2 0x04 688 #define E1000_TSYNCRXCTL_TYPE_ALL 0x08 689 #define E1000_TSYNCRXCTL_TYPE_EVENT_V2 0x0A 690 #define E1000_TSYNCRXCTL_ENABLED 0x00000010 /* enable Rx timestamping */ 691 #define E1000_TSYNCRXCTL_SYSCFI 0x00000020 /* Sys clock frequency */ 692 693 #define E1000_RXMTRL_PTP_V1_SYNC_MESSAGE 0x00000000 694 #define E1000_RXMTRL_PTP_V1_DELAY_REQ_MESSAGE 0x00010000 695 696 #define E1000_RXMTRL_PTP_V2_SYNC_MESSAGE 0x00000000 697 #define E1000_RXMTRL_PTP_V2_DELAY_REQ_MESSAGE 0x01000000 698 699 #define E1000_TIMINCA_INCPERIOD_SHIFT 24 700 #define E1000_TIMINCA_INCVALUE_MASK 0x00FFFFFF 701 702 /* PCI Express Control */ 703 /* 3GIO Control Register - GCR (0x05B00; RW) */ 704 #define E1000_L0S_ADJUST (1 << 9) 705 #define E1000_L1_ENTRY_LATENCY_MSB (1 << 23) 706 #define E1000_L1_ENTRY_LATENCY_LSB (1 << 25 | 1 << 26) 707 708 #define E1000_L0S_ADJUST (1 << 9) 709 #define E1000_L1_ENTRY_LATENCY_MSB (1 << 23) 710 #define E1000_L1_ENTRY_LATENCY_LSB (1 << 25 | 1 << 26) 711 712 #define E1000_GCR_RO_BITS (1 << 23 | 1 << 25 | 1 << 26) 713 714 /* MSI-X PBA Clear register */ 715 #define E1000_PBACLR_VALID_MASK (BIT(5) - 1) 716 717 /* Transmit Descriptor bit definitions */ 718 #define E1000_TXD_DTYP_D 0x00100000 /* Data Descriptor */ 719 #define E1000_TXD_DTYP_C 0x00000000 /* Context Descriptor */ 720 #define E1000_TXD_CMD_EOP 0x01000000 /* End of Packet */ 721 #define E1000_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */ 722 #define E1000_TXD_CMD_IC 0x04000000 /* Insert Checksum */ 723 #define E1000_TXD_CMD_RS 0x08000000 /* Report Status */ 724 #define E1000_TXD_CMD_RPS 0x10000000 /* Report Packet Sent */ 725 #define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */ 726 #define E1000_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */ 727 #define E1000_TXD_CMD_IDE 0x80000000 /* Enable Tidv register */ 728 #define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */ 729 #define E1000_TXD_STAT_EC 0x00000002 /* Excess Collisions */ 730 #define E1000_TXD_STAT_LC 0x00000004 /* Late Collisions */ 731 #define E1000_TXD_STAT_TU 0x00000008 /* Transmit underrun */ 732 #define E1000_TXD_CMD_TCP 0x01000000 /* TCP packet */ 733 #define E1000_TXD_CMD_IP 0x02000000 /* IP packet */ 734 #define E1000_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */ 735 #define E1000_TXD_CMD_SNAP 0x40000000 /* Update SNAP header */ 736 #define E1000_TXD_STAT_TC 0x00000004 /* Tx Underrun */ 737 #define E1000_TXD_EXTCMD_TSTAMP 0x00000010 /* IEEE1588 Timestamp packet */ 738 739 /* Transmit Control */ 740 #define E1000_TCTL_RST 0x00000001 /* software reset */ 741 #define E1000_TCTL_EN 0x00000002 /* enable tx */ 742 #define E1000_TCTL_BCE 0x00000004 /* busy check enable */ 743 #define E1000_TCTL_PSP 0x00000008 /* pad short packets */ 744 #define E1000_TCTL_CT 0x00000ff0 /* collision threshold */ 745 #define E1000_TCTL_COLD 0x003ff000 /* collision distance */ 746 #define E1000_TCTL_SWXOFF 0x00400000 /* SW Xoff transmission */ 747 #define E1000_TCTL_PBE 0x00800000 /* Packet Burst Enable */ 748 #define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */ 749 #define E1000_TCTL_NRTU 0x02000000 /* No Re-transmit on underrun */ 750 #define E1000_TCTL_MULR 0x10000000 /* Multiple request support */ 751 752 /* Legacy Receive Descriptor */ 753 struct e1000_rx_desc { 754 uint64_t buffer_addr; /* Address of the descriptor's data buffer */ 755 uint16_t length; /* Length of data DMAed into data buffer */ 756 uint16_t csum; /* Packet checksum */ 757 uint8_t status; /* Descriptor status */ 758 uint8_t errors; /* Descriptor Errors */ 759 uint16_t special; 760 }; 761 762 /* Extended Receive Descriptor */ 763 union e1000_rx_desc_extended { 764 struct { 765 uint64_t buffer_addr; 766 uint64_t reserved; 767 } read; 768 struct { 769 struct { 770 uint32_t mrq; /* Multiple Rx Queues */ 771 union { 772 uint32_t rss; /* RSS Hash */ 773 struct { 774 uint16_t ip_id; /* IP id */ 775 uint16_t csum; /* Packet Checksum */ 776 } csum_ip; 777 } hi_dword; 778 } lower; 779 struct { 780 uint32_t status_error; /* ext status/error */ 781 uint16_t length; 782 uint16_t vlan; /* VLAN tag */ 783 } upper; 784 } wb; /* writeback */ 785 }; 786 787 #define MAX_PS_BUFFERS 4 788 789 /* Number of packet split data buffers (not including the header buffer) */ 790 #define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1) 791 792 /* Receive Descriptor - Packet Split */ 793 union e1000_rx_desc_packet_split { 794 struct { 795 /* one buffer for protocol header(s), three data buffers */ 796 uint64_t buffer_addr[MAX_PS_BUFFERS]; 797 } read; 798 struct { 799 struct { 800 uint32_t mrq; /* Multiple Rx Queues */ 801 union { 802 uint32_t rss; /* RSS Hash */ 803 struct { 804 uint16_t ip_id; /* IP id */ 805 uint16_t csum; /* Packet Checksum */ 806 } csum_ip; 807 } hi_dword; 808 } lower; 809 struct { 810 uint32_t status_error; /* ext status/error */ 811 uint16_t length0; /* length of buffer 0 */ 812 uint16_t vlan; /* VLAN tag */ 813 } middle; 814 struct { 815 uint16_t header_status; 816 /* length of buffers 1-3 */ 817 uint16_t length[PS_PAGE_BUFFERS]; 818 } upper; 819 uint64_t reserved; 820 } wb; /* writeback */ 821 }; 822 823 /* Receive Checksum Control bits */ 824 #define E1000_RXCSUM_IPOFLD 0x100 /* IP Checksum Offload Enable */ 825 #define E1000_RXCSUM_TUOFLD 0x200 /* TCP/UDP Checksum Offload Enable */ 826 #define E1000_RXCSUM_PCSD 0x2000 /* Packet Checksum Disable */ 827 828 #define E1000_RING_DESC_LEN (16) 829 #define E1000_RING_DESC_LEN_SHIFT (4) 830 831 #define E1000_MIN_RX_DESC_LEN E1000_RING_DESC_LEN 832 833 /* Receive Descriptor bit definitions */ 834 #define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */ 835 #define E1000_RXD_STAT_EOP 0x02 /* End of Packet */ 836 #define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */ 837 #define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */ 838 #define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum caculated */ 839 #define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */ 840 #define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */ 841 #define E1000_RXD_STAT_PIF 0x80 /* passed in-exact filter */ 842 #define E1000_RXD_STAT_IPIDV 0x200 /* IP identification valid */ 843 #define E1000_RXD_STAT_UDPV 0x400 /* Valid UDP checksum */ 844 #define E1000_RXD_STAT_ACK 0x8000 /* ACK Packet indication */ 845 #define E1000_RXD_ERR_CE 0x01 /* CRC Error */ 846 #define E1000_RXD_ERR_SE 0x02 /* Symbol Error */ 847 #define E1000_RXD_ERR_SEQ 0x04 /* Sequence Error */ 848 #define E1000_RXD_ERR_CXE 0x10 /* Carrier Extension Error */ 849 #define E1000_RXD_ERR_TCPE 0x20 /* TCP/UDP Checksum Error */ 850 #define E1000_RXD_ERR_IPE 0x40 /* IP Checksum Error */ 851 #define E1000_RXD_ERR_RXE 0x80 /* Rx Data Error */ 852 #define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */ 853 #define E1000_RXD_SPC_PRI_MASK 0xE000 /* Priority is in upper 3 bits */ 854 #define E1000_RXD_SPC_PRI_SHIFT 13 855 #define E1000_RXD_SPC_CFI_MASK 0x1000 /* CFI is bit 12 */ 856 #define E1000_RXD_SPC_CFI_SHIFT 12 857 858 /* RX packet types */ 859 #define E1000_RXD_PKT_MAC (0) 860 #define E1000_RXD_PKT_IP4 (1) 861 #define E1000_RXD_PKT_IP4_XDP (2) 862 #define E1000_RXD_PKT_IP6 (5) 863 #define E1000_RXD_PKT_IP6_XDP (6) 864 865 #define E1000_RXD_PKT_TYPE(t) ((t) << 16) 866 867 #define E1000_RXDEXT_STATERR_CE 0x01000000 868 #define E1000_RXDEXT_STATERR_SE 0x02000000 869 #define E1000_RXDEXT_STATERR_SEQ 0x04000000 870 #define E1000_RXDEXT_STATERR_CXE 0x10000000 871 #define E1000_RXDEXT_STATERR_TCPE 0x20000000 872 #define E1000_RXDEXT_STATERR_IPE 0x40000000 873 #define E1000_RXDEXT_STATERR_RXE 0x80000000 874 875 #define E1000_RXDPS_HDRSTAT_HDRSP 0x00008000 876 #define E1000_RXDPS_HDRSTAT_HDRLEN_MASK 0x000003FF 877 878 /* Receive Address */ 879 #define E1000_RAH_AV 0x80000000 /* Receive descriptor valid */ 880 881 /* Offload Context Descriptor */ 882 struct e1000_context_desc { 883 union { 884 uint32_t ip_config; 885 struct { 886 uint8_t ipcss; /* IP checksum start */ 887 uint8_t ipcso; /* IP checksum offset */ 888 uint16_t ipcse; /* IP checksum end */ 889 } ip_fields; 890 } lower_setup; 891 union { 892 uint32_t tcp_config; 893 struct { 894 uint8_t tucss; /* TCP checksum start */ 895 uint8_t tucso; /* TCP checksum offset */ 896 uint16_t tucse; /* TCP checksum end */ 897 } tcp_fields; 898 } upper_setup; 899 uint32_t cmd_and_length; /* */ 900 union { 901 uint32_t data; 902 struct { 903 uint8_t status; /* Descriptor status */ 904 uint8_t hdr_len; /* Header length */ 905 uint16_t mss; /* Maximum segment size */ 906 } fields; 907 } tcp_seg_setup; 908 }; 909 910 /* Filters */ 911 #define E1000_NUM_UNICAST 16 /* Unicast filter entries */ 912 #define E1000_MC_TBL_SIZE 128 /* Multicast Filter Table (4096 bits) */ 913 #define E1000_VLAN_FILTER_TBL_SIZE 128 /* VLAN Filter Table (4096 bits) */ 914 915 /* Management Control */ 916 #define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */ 917 #define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */ 918 #define E1000_MANC_R_ON_FORCE 0x00000004 /* Reset on Force TCO - RO */ 919 #define E1000_MANC_RMCP_EN 0x00000100 /* Enable RCMP 026Fh Filtering */ 920 #define E1000_MANC_0298_EN 0x00000200 /* Enable RCMP 0298h Filtering */ 921 #define E1000_MANC_IPV4_EN 0x00000400 /* Enable IPv4 */ 922 #define E1000_MANC_IPV6_EN 0x00000800 /* Enable IPv6 */ 923 #define E1000_MANC_SNAP_EN 0x00001000 /* Accept LLC/SNAP */ 924 #define E1000_MANC_ARP_EN 0x00002000 /* Enable ARP Request Filtering */ 925 #define E1000_MANC_NEIGHBOR_EN 0x00004000 /* Enable Neighbor Discovery 926 * Filtering */ 927 #define E1000_MANC_ARP_RES_EN 0x00008000 /* Enable ARP response Filtering */ 928 #define E1000_MANC_DIS_IP_CHK_ARP 0x10000000 /* Disable IP address chacking */ 929 /*for ARP packets - in 82574 */ 930 #define E1000_MANC_TCO_RESET 0x00010000 /* TCO Reset Occurred */ 931 #define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */ 932 #define E1000_MANC_REPORT_STATUS 0x00040000 /* Status Reporting Enabled */ 933 #define E1000_MANC_RCV_ALL 0x00080000 /* Receive All Enabled */ 934 #define E1000_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */ 935 #define E1000_MANC_EN_MAC_ADDR_FILTER 0x00100000 /* Enable MAC address 936 * filtering */ 937 #define E1000_MANC_EN_MNG2HOST 0x00200000 /* Enable MNG packets to host 938 * memory */ 939 #define E1000_MANC_EN_IP_ADDR_FILTER 0x00400000 /* Enable IP address 940 * filtering */ 941 #define E1000_MANC_EN_XSUM_FILTER 0x00800000 /* Enable checksum filtering */ 942 #define E1000_MANC_BR_EN 0x01000000 /* Enable broadcast filtering */ 943 #define E1000_MANC_SMB_REQ 0x01000000 /* SMBus Request */ 944 #define E1000_MANC_SMB_GNT 0x02000000 /* SMBus Grant */ 945 #define E1000_MANC_SMB_CLK_IN 0x04000000 /* SMBus Clock In */ 946 #define E1000_MANC_SMB_DATA_IN 0x08000000 /* SMBus Data In */ 947 #define E1000_MANC_SMB_DATA_OUT 0x10000000 /* SMBus Data Out */ 948 #define E1000_MANC_SMB_CLK_OUT 0x20000000 /* SMBus Clock Out */ 949 950 #define E1000_MANC_SMB_DATA_OUT_SHIFT 28 /* SMBus Data Out Shift */ 951 #define E1000_MANC_SMB_CLK_OUT_SHIFT 29 /* SMBus Clock Out Shift */ 952 953 /* FACTPS Control */ 954 #define E1000_FACTPS_LAN0_ON 0x00000004 /* Lan 0 enable */ 955 956 /* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */ 957 #define EEPROM_SUM 0xBABA 958 959 /* I/O-Mapped Access to Internal Registers, Memories, and Flash */ 960 #define E1000_IOADDR 0x00 961 #define E1000_IODATA 0x04 962 963 #define E1000_VFTA_ENTRY_SHIFT 5 964 #define E1000_VFTA_ENTRY_MASK 0x7F 965 #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK 0x1F 966 967 #endif /* HW_E1000_REGS_H */ 968