1 /* $NetBSD: if_wmreg.h,v 1.27 2009/04/07 18:23:37 msaitoh Exp $ */ 2 3 /* 4 * Copyright (c) 2001 Wasabi Systems, Inc. 5 * All rights reserved. 6 * 7 * Written by Jason R. Thorpe for Wasabi Systems, Inc. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed for the NetBSD Project by 20 * Wasabi Systems, Inc. 21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse 22 * or promote products derived from this software without specific prior 23 * written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 38 /* 39 * Register description for the Intel i82542 (``Wiseman''), 40 * i82543 (``Livengood''), and i82544 (``Cordova'') Gigabit 41 * Ethernet chips. 42 */ 43 44 /* 45 * The wiseman supports 64-bit PCI addressing. This structure 46 * describes the address in descriptors. 47 */ 48 typedef struct wiseman_addr { 49 uint32_t wa_low; /* low-order 32 bits */ 50 uint32_t wa_high; /* high-order 32 bits */ 51 } __packed wiseman_addr_t; 52 53 /* 54 * The Wiseman receive descriptor. 55 * 56 * The receive descriptor ring must be aligned to a 4K boundary, 57 * and there must be an even multiple of 8 descriptors in the ring. 58 */ 59 typedef struct wiseman_rxdesc { 60 wiseman_addr_t wrx_addr; /* buffer address */ 61 62 uint16_t wrx_len; /* buffer length */ 63 uint16_t wrx_cksum; /* checksum (starting at PCSS) */ 64 65 uint8_t wrx_status; /* Rx status */ 66 uint8_t wrx_errors; /* Rx errors */ 67 uint16_t wrx_special; /* special field (VLAN, etc.) */ 68 } __packed wiseman_rxdesc_t; 69 70 /* wrx_status bits */ 71 #define WRX_ST_DD (1U << 0) /* descriptor done */ 72 #define WRX_ST_EOP (1U << 1) /* end of packet */ 73 #define WRX_ST_IXSM (1U << 2) /* ignore checksum indication */ 74 #define WRX_ST_VP (1U << 3) /* VLAN packet */ 75 #define WRX_ST_BPDU (1U << 4) /* ??? */ 76 #define WRX_ST_TCPCS (1U << 5) /* TCP checksum performed */ 77 #define WRX_ST_IPCS (1U << 6) /* IP checksum performed */ 78 #define WRX_ST_PIF (1U << 7) /* passed in-exact filter */ 79 80 /* wrx_error bits */ 81 #define WRX_ER_CE (1U << 0) /* CRC error */ 82 #define WRX_ER_SE (1U << 1) /* symbol error */ 83 #define WRX_ER_SEQ (1U << 2) /* sequence error */ 84 #define WRX_ER_ICE (1U << 3) /* ??? */ 85 #define WRX_ER_CXE (1U << 4) /* carrier extension error */ 86 #define WRX_ER_TCPE (1U << 5) /* TCP checksum error */ 87 #define WRX_ER_IPE (1U << 6) /* IP checksum error */ 88 #define WRX_ER_RXE (1U << 7) /* Rx data error */ 89 90 /* wrx_special field for VLAN packets */ 91 #define WRX_VLAN_ID(x) ((x) & 0x0fff) /* VLAN identifier */ 92 #define WRX_VLAN_CFI (1U << 12) /* Canonical Form Indicator */ 93 #define WRX_VLAN_PRI(x) (((x) >> 13) & 7)/* VLAN priority field */ 94 95 /* 96 * The Wiseman transmit descriptor. 97 * 98 * The transmit descriptor ring must be aligned to a 4K boundary, 99 * and there must be an even multiple of 8 descriptors in the ring. 100 */ 101 typedef struct wiseman_tx_fields { 102 uint8_t wtxu_status; /* Tx status */ 103 uint8_t wtxu_options; /* options */ 104 uint16_t wtxu_vlan; /* VLAN info */ 105 } __packed wiseman_txfields_t; 106 typedef struct wiseman_txdesc { 107 wiseman_addr_t wtx_addr; /* buffer address */ 108 uint32_t wtx_cmdlen; /* command and length */ 109 wiseman_txfields_t wtx_fields; /* fields; see below */ 110 } __packed wiseman_txdesc_t; 111 112 /* Commands for wtx_cmdlen */ 113 #define WTX_CMD_EOP (1U << 24) /* end of packet */ 114 #define WTX_CMD_IFCS (1U << 25) /* insert FCS */ 115 #define WTX_CMD_RS (1U << 27) /* report status */ 116 #define WTX_CMD_RPS (1U << 28) /* report packet sent */ 117 #define WTX_CMD_DEXT (1U << 29) /* descriptor extension */ 118 #define WTX_CMD_VLE (1U << 30) /* VLAN enable */ 119 #define WTX_CMD_IDE (1U << 31) /* interrupt delay enable */ 120 121 /* Descriptor types (if DEXT is set) */ 122 #define WTX_DTYP_C (0U << 20) /* context */ 123 #define WTX_DTYP_D (1U << 20) /* data */ 124 125 /* wtx_fields status bits */ 126 #define WTX_ST_DD (1U << 0) /* descriptor done */ 127 #define WTX_ST_EC (1U << 1) /* excessive collisions */ 128 #define WTX_ST_LC (1U << 2) /* late collision */ 129 #define WTX_ST_TU (1U << 3) /* transmit underrun */ 130 131 /* wtx_fields option bits for IP/TCP/UDP checksum offload */ 132 #define WTX_IXSM (1U << 0) /* IP checksum offload */ 133 #define WTX_TXSM (1U << 1) /* TCP/UDP checksum offload */ 134 135 /* Maximum payload per Tx descriptor */ 136 #define WTX_MAX_LEN 4096 137 138 /* 139 * The Livengood TCP/IP context descriptor. 140 */ 141 struct livengood_tcpip_ctxdesc { 142 uint32_t tcpip_ipcs; /* IP checksum context */ 143 uint32_t tcpip_tucs; /* TCP/UDP checksum context */ 144 uint32_t tcpip_cmdlen; 145 uint32_t tcpip_seg; /* TCP segmentation context */ 146 }; 147 148 /* commands for context descriptors */ 149 #define WTX_TCPIP_CMD_TCP (1U << 24) /* 1 = TCP, 0 = UDP */ 150 #define WTX_TCPIP_CMD_IP (1U << 25) /* 1 = IPv4, 0 = IPv6 */ 151 #define WTX_TCPIP_CMD_TSE (1U << 26) /* segmentation context valid */ 152 153 #define WTX_TCPIP_IPCSS(x) ((x) << 0) /* checksum start */ 154 #define WTX_TCPIP_IPCSO(x) ((x) << 8) /* checksum value offset */ 155 #define WTX_TCPIP_IPCSE(x) ((x) << 16) /* checksum end */ 156 157 #define WTX_TCPIP_TUCSS(x) ((x) << 0) /* checksum start */ 158 #define WTX_TCPIP_TUCSO(x) ((x) << 8) /* checksum value offset */ 159 #define WTX_TCPIP_TUCSE(x) ((x) << 16) /* checksum end */ 160 161 #define WTX_TCPIP_SEG_STATUS(x) ((x) << 0) 162 #define WTX_TCPIP_SEG_HDRLEN(x) ((x) << 8) 163 #define WTX_TCPIP_SEG_MSS(x) ((x) << 16) 164 165 /* 166 * PCI config registers used by the Wiseman. 167 */ 168 #define WM_PCI_MMBA PCI_MAPREG_START 169 /* registers for FLASH access on ICH8 */ 170 #define WM_ICH8_FLASH 0x0014 171 172 /* 173 * Wiseman Control/Status Registers. 174 */ 175 #define WMREG_CTRL 0x0000 /* Device Control Register */ 176 #define CTRL_FD (1U << 0) /* full duplex */ 177 #define CTRL_BEM (1U << 1) /* big-endian mode */ 178 #define CTRL_PRIOR (1U << 2) /* 0 = receive, 1 = fair */ 179 #define CTRL_LRST (1U << 3) /* link reset */ 180 #define CTRL_GIO_M_DIS (1U << 3) /* disabl PCI master access */ 181 #define CTRL_ASDE (1U << 5) /* auto speed detect enable */ 182 #define CTRL_SLU (1U << 6) /* set link up */ 183 #define CTRL_ILOS (1U << 7) /* invert loss of signal */ 184 #define CTRL_SPEED(x) ((x) << 8) /* speed (Livengood) */ 185 #define CTRL_SPEED_10 CTRL_SPEED(0) 186 #define CTRL_SPEED_100 CTRL_SPEED(1) 187 #define CTRL_SPEED_1000 CTRL_SPEED(2) 188 #define CTRL_SPEED_MASK CTRL_SPEED(3) 189 #define CTRL_FRCSPD (1U << 11) /* force speed (Livengood) */ 190 #define CTRL_FRCFDX (1U << 12) /* force full-duplex (Livengood) */ 191 #define CTRL_D_UD_EN (1U << 13) /* Dock/Undock enable */ 192 #define CTRL_D_UD_POL (1U << 14) /* Defined polarity of Dock/Undock indication in SDP[0] */ 193 #define CTRL_F_PHY_R (1U << 15) /* Reset both PHY ports, through PHYRST_N pin */ 194 #define CTRL_EXT_LINK_EN (1U << 16) /* enable link status from external LINK_0 and LINK_1 pins */ 195 #define CTRL_SWDPINS_SHIFT 18 196 #define CTRL_SWDPINS_MASK 0x0f 197 #define CTRL_SWDPIN(x) (1U << (CTRL_SWDPINS_SHIFT + (x))) 198 #define CTRL_SWDPIO_SHIFT 22 199 #define CTRL_SWDPIO_MASK 0x0f 200 #define CTRL_SWDPIO(x) (1U << (CTRL_SWDPIO_SHIFT + (x))) 201 #define CTRL_RST (1U << 26) /* device reset */ 202 #define CTRL_RFCE (1U << 27) /* Rx flow control enable */ 203 #define CTRL_TFCE (1U << 28) /* Tx flow control enable */ 204 #define CTRL_VME (1U << 30) /* VLAN Mode Enable */ 205 #define CTRL_PHY_RESET (1U << 31) /* PHY reset (Cordova) */ 206 207 #define WMREG_CTRL_SHADOW 0x0004 /* Device Control Register (shadow) */ 208 209 #define WMREG_STATUS 0x0008 /* Device Status Register */ 210 #define STATUS_FD (1U << 0) /* full duplex */ 211 #define STATUS_LU (1U << 1) /* link up */ 212 #define STATUS_TCKOK (1U << 2) /* Tx clock running */ 213 #define STATUS_RBCOK (1U << 3) /* Rx clock running */ 214 #define STATUS_FUNCID_SHIFT 2 /* 82546 function ID */ 215 #define STATUS_FUNCID_MASK 3 /* ... */ 216 #define STATUS_TXOFF (1U << 4) /* Tx paused */ 217 #define STATUS_TBIMODE (1U << 5) /* fiber mode (Livengood) */ 218 #define STATUS_SPEED(x) ((x) << 6) /* speed indication */ 219 #define STATUS_SPEED_10 STATUS_SPEED(0) 220 #define STATUS_SPEED_100 STATUS_SPEED(1) 221 #define STATUS_SPEED_1000 STATUS_SPEED(2) 222 #define STATUS_ASDV(x) ((x) << 8) /* auto speed det. val. (Livengood) */ 223 #define STATUS_MTXCKOK (1U << 10) /* MTXD clock running */ 224 #define STATUS_PCI66 (1U << 11) /* 66MHz bus (Livengood) */ 225 #define STATUS_BUS64 (1U << 12) /* 64-bit bus (Livengood) */ 226 #define STATUS_PCIX_MODE (1U << 13) /* PCIX mode (Cordova) */ 227 #define STATUS_PCIXSPD(x) ((x) << 14) /* PCIX speed indication (Cordova) */ 228 #define STATUS_PCIXSPD_50_66 STATUS_PCIXSPD(0) 229 #define STATUS_PCIXSPD_66_100 STATUS_PCIXSPD(1) 230 #define STATUS_PCIXSPD_100_133 STATUS_PCIXSPD(2) 231 #define STATUS_PCIXSPD_MASK STATUS_PCIXSPD(3) 232 #define STATUS_GIO_M_ENA (1U << 16) /* PCIX master enable */ 233 234 #define WMREG_EECD 0x0010 /* EEPROM Control Register */ 235 #define EECD_SK (1U << 0) /* clock */ 236 #define EECD_CS (1U << 1) /* chip select */ 237 #define EECD_DI (1U << 2) /* data in */ 238 #define EECD_DO (1U << 3) /* data out */ 239 #define EECD_FWE(x) ((x) << 4) /* flash write enable control */ 240 #define EECD_FWE_DISABLED EECD_FWE(1) 241 #define EECD_FWE_ENABLED EECD_FWE(2) 242 #define EECD_EE_REQ (1U << 6) /* (shared) EEPROM request */ 243 #define EECD_EE_GNT (1U << 7) /* (shared) EEPROM grant */ 244 #define EECD_EE_PRES (1U << 8) /* EEPROM present */ 245 #define EECD_EE_SIZE (1U << 9) /* EEPROM size 246 (0 = 64 word, 1 = 256 word) */ 247 #define EECD_EE_AUTORD (1U << 9) /* auto read done */ 248 #define EECD_EE_ABITS (1U << 10) /* EEPROM address bits 249 (based on type) */ 250 #define EECD_EE_TYPE (1U << 13) /* EEPROM type 251 (0 = Microwire, 1 = SPI) */ 252 #define EECD_SEC1VAL (1U << 22) /* Sector One Valid */ 253 254 #define UWIRE_OPC_ERASE 0x04 /* MicroWire "erase" opcode */ 255 #define UWIRE_OPC_WRITE 0x05 /* MicroWire "write" opcode */ 256 #define UWIRE_OPC_READ 0x06 /* MicroWire "read" opcode */ 257 258 #define SPI_OPC_WRITE 0x02 /* SPI "write" opcode */ 259 #define SPI_OPC_READ 0x03 /* SPI "read" opcode */ 260 #define SPI_OPC_A8 0x08 /* opcode bit 3 == address bit 8 */ 261 #define SPI_OPC_WREN 0x06 /* SPI "set write enable" opcode */ 262 #define SPI_OPC_WRDI 0x04 /* SPI "clear write enable" opcode */ 263 #define SPI_OPC_RDSR 0x05 /* SPI "read status" opcode */ 264 #define SPI_OPC_WRSR 0x01 /* SPI "write status" opcode */ 265 #define SPI_MAX_RETRIES 5000 /* max wait of 5ms for RDY signal */ 266 267 #define SPI_SR_RDY 0x01 268 #define SPI_SR_WEN 0x02 269 #define SPI_SR_BP0 0x04 270 #define SPI_SR_BP1 0x08 271 #define SPI_SR_WPEN 0x80 272 273 #define EEPROM_OFF_MACADDR 0x00 /* MAC address offset */ 274 #define EEPROM_OFF_CFG1 0x0a /* config word 1 */ 275 #define EEPROM_OFF_CFG2 0x0f /* config word 2 */ 276 #define EEPROM_OFF_SWDPIN 0x20 /* SWD Pins (Cordova) */ 277 278 #define EEPROM_CFG1_LVDID (1U << 0) 279 #define EEPROM_CFG1_LSSID (1U << 1) 280 #define EEPROM_CFG1_PME_CLOCK (1U << 2) 281 #define EEPROM_CFG1_PM (1U << 3) 282 #define EEPROM_CFG1_ILOS (1U << 4) 283 #define EEPROM_CFG1_SWDPIO_SHIFT 5 284 #define EEPROM_CFG1_SWDPIO_MASK (0xf << EEPROM_CFG1_SWDPIO_SHIFT) 285 #define EEPROM_CFG1_IPS1 (1U << 8) 286 #define EEPROM_CFG1_LRST (1U << 9) 287 #define EEPROM_CFG1_FD (1U << 10) 288 #define EEPROM_CFG1_FRCSPD (1U << 11) 289 #define EEPROM_CFG1_IPS0 (1U << 12) 290 #define EEPROM_CFG1_64_32_BAR (1U << 13) 291 292 #define EEPROM_CFG2_CSR_RD_SPLIT (1U << 1) 293 #define EEPROM_CFG2_APM_EN (1U << 2) 294 #define EEPROM_CFG2_64_BIT (1U << 3) 295 #define EEPROM_CFG2_MAX_READ (1U << 4) 296 #define EEPROM_CFG2_DMCR_MAP (1U << 5) 297 #define EEPROM_CFG2_133_CAP (1U << 6) 298 #define EEPROM_CFG2_MSI_DIS (1U << 7) 299 #define EEPROM_CFG2_FLASH_DIS (1U << 8) 300 #define EEPROM_CFG2_FLASH_SIZE(x) (((x) & 3) >> 9) 301 #define EEPROM_CFG2_ANE (1U << 11) 302 #define EEPROM_CFG2_PAUSE(x) (((x) & 3) >> 12) 303 #define EEPROM_CFG2_ASDE (1U << 14) 304 #define EEPROM_CFG2_APM_PME (1U << 15) 305 #define EEPROM_CFG2_SWDPIO_SHIFT 4 306 #define EEPROM_CFG2_SWDPIO_MASK (0xf << EEPROM_CFG2_SWDPIO_SHIFT) 307 308 #define EEPROM_SWDPIN_MASK 0xdf 309 #define EEPROM_SWDPIN_SWDPIN_SHIFT 0 310 #define EEPROM_SWDPIN_SWDPIO_SHIFT 8 311 312 #define WMREG_EERD 0x0014 /* EEPROM read */ 313 #define EERD_DONE 0x02 /* done bit */ 314 #define EERD_START 0x01 /* First bit for telling part to start operation */ 315 #define EERD_ADDR_SHIFT 2 /* Shift to the address bits */ 316 #define EERD_DATA_SHIFT 16 /* Offset to data in EEPROM read/write registers */ 317 318 #define WMREG_CTRL_EXT 0x0018 /* Extended Device Control Register */ 319 #define CTRL_EXT_GPI_EN(x) (1U << (x)) /* gpin interrupt enable */ 320 #define CTRL_EXT_SWDPINS_SHIFT 4 321 #define CTRL_EXT_SWDPINS_MASK 0x0d 322 #define CTRL_EXT_SWDPIN(x) (1U << (CTRL_EXT_SWDPINS_SHIFT + (x) - 4)) 323 #define CTRL_EXT_SWDPIO_SHIFT 8 324 #define CTRL_EXT_SWDPIO_MASK 0x0d 325 #define CTRL_EXT_SWDPIO(x) (1U << (CTRL_EXT_SWDPIO_SHIFT + (x) - 4)) 326 #define CTRL_EXT_ASDCHK (1U << 12) /* ASD check */ 327 #define CTRL_EXT_EE_RST (1U << 13) /* EEPROM reset */ 328 #define CTRL_EXT_IPS (1U << 14) /* invert power state bit 0 */ 329 #define CTRL_EXT_SPD_BYPS (1U << 15) /* speed select bypass */ 330 #define CTRL_EXT_IPS1 (1U << 16) /* invert power state bit 1 */ 331 #define CTRL_EXT_RO_DIS (1U << 17) /* relaxed ordering disabled */ 332 #define CTRL_EXT_LINK_MODE_MASK 0x00C00000 333 #define CTRL_EXT_LINK_MODE_GMII 0x00000000 334 #define CTRL_EXT_LINK_MODE_TBI 0x00C00000 335 #define CTRL_EXT_LINK_MODE_KMRN 0x00000000 336 #define CTRL_EXT_LINK_MODE_SERDES 0x00C00000 337 #define CTRL_EXT_DRV_LOAD 0x10000000 338 339 340 #define WMREG_MDIC 0x0020 /* MDI Control Register */ 341 #define MDIC_DATA(x) ((x) & 0xffff) 342 #define MDIC_REGADD(x) ((x) << 16) 343 #define MDIC_PHYADD(x) ((x) << 21) 344 #define MDIC_OP_WRITE (1U << 26) 345 #define MDIC_OP_READ (2U << 26) 346 #define MDIC_READY (1U << 28) 347 #define MDIC_I (1U << 29) /* interrupt on MDI complete */ 348 #define MDIC_E (1U << 30) /* MDI error */ 349 350 #define WMREG_FCAL 0x0028 /* Flow Control Address Low */ 351 #define FCAL_CONST 0x00c28001 /* Flow Control MAC addr low */ 352 353 #define WMREG_FCAH 0x002c /* Flow Control Address High */ 354 #define FCAH_CONST 0x00000100 /* Flow Control MAC addr high */ 355 356 #define WMREG_FCT 0x0030 /* Flow Control Type */ 357 358 #define WMREG_VET 0x0038 /* VLAN Ethertype */ 359 360 #define WMREG_RAL_BASE 0x0040 /* Receive Address List */ 361 #define WMREG_CORDOVA_RAL_BASE 0x5400 362 #define WMREG_RAL_LO(b, x) ((b) + ((x) << 3)) 363 #define WMREG_RAL_HI(b, x) (WMREG_RAL_LO(b, x) + 4) 364 /* 365 * Receive Address List: The LO part is the low-order 32-bits 366 * of the MAC address. The HI part is the high-order 16-bits 367 * along with a few control bits. 368 */ 369 #define RAL_AS(x) ((x) << 16) /* address select */ 370 #define RAL_AS_DEST RAL_AS(0) /* (cordova?) */ 371 #define RAL_AS_SOURCE RAL_AS(1) /* (cordova?) */ 372 #define RAL_RDR1 (1U << 30) /* put packet in alt. rx ring */ 373 #define RAL_AV (1U << 31) /* entry is valid */ 374 375 #define WM_RAL_TABSIZE 16 376 #define WM_ICH8_RAL_TABSIZE 7 377 378 #define WMREG_ICR 0x00c0 /* Interrupt Cause Register */ 379 #define ICR_TXDW (1U << 0) /* Tx desc written back */ 380 #define ICR_TXQE (1U << 1) /* Tx queue empty */ 381 #define ICR_LSC (1U << 2) /* link status change */ 382 #define ICR_RXSEQ (1U << 3) /* receive sequence error */ 383 #define ICR_RXDMT0 (1U << 4) /* Rx ring 0 nearly empty */ 384 #define ICR_RXO (1U << 6) /* Rx overrun */ 385 #define ICR_RXT0 (1U << 7) /* Rx ring 0 timer */ 386 #define ICR_MDAC (1U << 9) /* MDIO access complete */ 387 #define ICR_RXCFG (1U << 10) /* Receiving /C/ */ 388 #define ICR_GPI(x) (1U << (x)) /* general purpose interrupts */ 389 #define ICR_INT (1U << 31) /* device generated an interrupt */ 390 391 #define WMREG_ITR 0x00c4 /* Interrupt Throttling Register */ 392 #define ITR_IVAL_MASK 0xffff /* Interval mask */ 393 #define ITR_IVAL_SHIFT 0 /* Interval shift */ 394 395 #define WMREG_ICS 0x00c8 /* Interrupt Cause Set Register */ 396 /* See ICR bits. */ 397 398 #define WMREG_IMS 0x00d0 /* Interrupt Mask Set Register */ 399 /* See ICR bits. */ 400 401 #define WMREG_IMC 0x00d8 /* Interrupt Mask Clear Register */ 402 /* See ICR bits. */ 403 404 #define WMREG_RCTL 0x0100 /* Receive Control */ 405 #define RCTL_EN (1U << 1) /* receiver enable */ 406 #define RCTL_SBP (1U << 2) /* store bad packets */ 407 #define RCTL_UPE (1U << 3) /* unicast promisc. enable */ 408 #define RCTL_MPE (1U << 4) /* multicast promisc. enable */ 409 #define RCTL_LPE (1U << 5) /* large packet enable */ 410 #define RCTL_LBM(x) ((x) << 6) /* loopback mode */ 411 #define RCTL_LBM_NONE RCTL_LBM(0) 412 #define RCTL_LBM_PHY RCTL_LBM(3) 413 #define RCTL_RDMTS(x) ((x) << 8) /* receive desc. min thresh size */ 414 #define RCTL_RDMTS_1_2 RCTL_RDMTS(0) 415 #define RCTL_RDMTS_1_4 RCTL_RDMTS(1) 416 #define RCTL_RDMTS_1_8 RCTL_RDMTS(2) 417 #define RCTL_RDMTS_MASK RCTL_RDMTS(3) 418 #define RCTL_MO(x) ((x) << 12) /* multicast offset */ 419 #define RCTL_BAM (1U << 15) /* broadcast accept mode */ 420 #define RCTL_2k (0 << 16) /* 2k Rx buffers */ 421 #define RCTL_1k (1 << 16) /* 1k Rx buffers */ 422 #define RCTL_512 (2 << 16) /* 512 byte Rx buffers */ 423 #define RCTL_256 (3 << 16) /* 256 byte Rx buffers */ 424 #define RCTL_BSEX_16k (1 << 16) /* 16k Rx buffers (BSEX) */ 425 #define RCTL_BSEX_8k (2 << 16) /* 8k Rx buffers (BSEX) */ 426 #define RCTL_BSEX_4k (3 << 16) /* 4k Rx buffers (BSEX) */ 427 #define RCTL_DPF (1U << 22) /* discard pause frames */ 428 #define RCTL_PMCF (1U << 23) /* pass MAC control frames */ 429 #define RCTL_BSEX (1U << 25) /* buffer size extension (Livengood) */ 430 #define RCTL_SECRC (1U << 26) /* strip Ethernet CRC */ 431 432 #define WMREG_OLD_RDTR0 0x0108 /* Receive Delay Timer (ring 0) */ 433 #define WMREG_RDTR 0x2820 434 #define RDTR_FPD (1U << 31) /* flush partial descriptor */ 435 436 #define WMREG_RADV 0x282c /* Receive Interrupt Absolute Delay Timer */ 437 438 #define WMREG_OLD_RDBAL0 0x0110 /* Receive Descriptor Base Low (ring 0) */ 439 #define WMREG_RDBAL 0x2800 440 441 #define WMREG_OLD_RDBAH0 0x0114 /* Receive Descriptor Base High (ring 0) */ 442 #define WMREG_RDBAH 0x2804 443 444 #define WMREG_OLD_RDLEN0 0x0118 /* Receive Descriptor Length (ring 0) */ 445 #define WMREG_RDLEN 0x2808 446 447 #define WMREG_OLD_RDH0 0x0120 /* Receive Descriptor Head (ring 0) */ 448 #define WMREG_RDH 0x2810 449 450 #define WMREG_OLD_RDT0 0x0128 /* Receive Descriptor Tail (ring 0) */ 451 #define WMREG_RDT 0x2818 452 453 #define WMREG_RXDCTL 0x2828 /* Receive Descriptor Control */ 454 #define RXDCTL_PTHRESH(x) ((x) << 0) /* prefetch threshold */ 455 #define RXDCTL_HTHRESH(x) ((x) << 8) /* host threshold */ 456 #define RXDCTL_WTHRESH(x) ((x) << 16) /* write back threshold */ 457 #define RXDCTL_GRAN (1U << 24) /* 0 = cacheline, 1 = descriptor */ 458 459 #define WMREG_OLD_RDTR1 0x0130 /* Receive Delay Timer (ring 1) */ 460 461 #define WMREG_OLD_RDBA1_LO 0x0138 /* Receive Descriptor Base Low (ring 1) */ 462 463 #define WMREG_OLD_RDBA1_HI 0x013c /* Receive Descriptor Base High (ring 1) */ 464 465 #define WMREG_OLD_RDLEN1 0x0140 /* Receive Drscriptor Length (ring 1) */ 466 467 #define WMREG_OLD_RDH1 0x0148 468 469 #define WMREG_OLD_RDT1 0x0150 470 471 #define WMREG_OLD_FCRTH 0x0160 /* Flow Control Rx Threshold Hi (OLD) */ 472 #define WMREG_FCRTL 0x2160 /* Flow Control Rx Threshold Lo */ 473 #define FCRTH_DFLT 0x00008000 474 475 #define WMREG_OLD_FCRTL 0x0168 /* Flow Control Rx Threshold Lo (OLD) */ 476 #define WMREG_FCRTH 0x2168 /* Flow Control Rx Threhsold Hi */ 477 #define FCRTL_DFLT 0x00004000 478 #define FCRTL_XONE 0x80000000 /* Enable XON frame transmission */ 479 480 #define WMREG_FCTTV 0x0170 /* Flow Control Transmit Timer Value */ 481 #define FCTTV_DFLT 0x00000600 482 483 #define WMREG_TXCW 0x0178 /* Transmit Configuration Word (TBI mode) */ 484 /* See MII ANAR_X bits. */ 485 #define TXCW_SYM_PAUSE (1U << 7) /* sym pause request */ 486 #define TXCW_ASYM_PAUSE (1U << 8) /* asym pause request */ 487 #define TXCW_TxConfig (1U << 30) /* Tx Config */ 488 #define TXCW_ANE (1U << 31) /* Autonegotiate */ 489 490 #define WMREG_RXCW 0x0180 /* Receive Configuration Word (TBI mode) */ 491 /* See MII ANLPAR_X bits. */ 492 #define RXCW_NC (1U << 26) /* no carrier */ 493 #define RXCW_IV (1U << 27) /* config invalid */ 494 #define RXCW_CC (1U << 28) /* config change */ 495 #define RXCW_C (1U << 29) /* /C/ reception */ 496 #define RXCW_SYNCH (1U << 30) /* synchronized */ 497 #define RXCW_ANC (1U << 31) /* autonegotiation complete */ 498 499 #define WMREG_MTA 0x0200 /* Multicast Table Array */ 500 #define WMREG_CORDOVA_MTA 0x5200 501 502 #define WMREG_TCTL 0x0400 /* Transmit Control Register */ 503 #define TCTL_EN (1U << 1) /* transmitter enable */ 504 #define TCTL_PSP (1U << 3) /* pad short packets */ 505 #define TCTL_CT(x) (((x) & 0xff) << 4) /* 4:11 - collision threshold */ 506 #define TCTL_COLD(x) (((x) & 0x3ff) << 12) /* 12:21 - collision distance */ 507 #define TCTL_SWXOFF (1U << 22) /* software XOFF */ 508 #define TCTL_RTLC (1U << 24) /* retransmit on late collision */ 509 #define TCTL_NRTU (1U << 25) /* no retransmit on underrun */ 510 #define TCTL_MULR (1U << 28) /* multiple request */ 511 512 #define TX_COLLISION_THRESHOLD 15 513 #define TX_COLLISION_DISTANCE_HDX 512 514 #define TX_COLLISION_DISTANCE_FDX 64 515 516 #define WMREG_TCTL_EXT 0x0404 /* Transmit Control Register */ 517 #define TCTL_EXT_BST_MASK 0x000003FF /* Backoff Slot Time */ 518 #define TCTL_EXT_GCEX_MASK 0x000FFC00 /* Gigabit Carry Extend Padding */ 519 520 #define DEFAULT_80003ES2LAN_TCTL_EXT_GCEX 0x00010000 521 522 #define WMREG_TQSA_LO 0x0408 523 524 #define WMREG_TQSA_HI 0x040c 525 526 #define WMREG_TIPG 0x0410 /* Transmit IPG Register */ 527 #define TIPG_IPGT(x) (x) /* IPG transmit time */ 528 #define TIPG_IPGR1(x) ((x) << 10) /* IPG receive time 1 */ 529 #define TIPG_IPGR2(x) ((x) << 20) /* IPG receive time 2 */ 530 531 #define TIPG_WM_DFLT (TIPG_IPGT(0x0a) | TIPG_IPGR1(0x02) | TIPG_IPGR2(0x0a)) 532 #define TIPG_LG_DFLT (TIPG_IPGT(0x06) | TIPG_IPGR1(0x08) | TIPG_IPGR2(0x06)) 533 #define TIPG_1000T_DFLT (TIPG_IPGT(0x08) | TIPG_IPGR1(0x08) | TIPG_IPGR2(0x06)) 534 #define TIPG_1000T_80003_DFLT \ 535 (TIPG_IPGT(0x08) | TIPG_IPGR1(0x02) | TIPG_IPGR2(0x07)) 536 #define TIPG_10_100_80003_DFLT \ 537 (TIPG_IPGT(0x09) | TIPG_IPGR1(0x02) | TIPG_IPGR2(0x07)) 538 539 #define WMREG_TQC 0x0418 540 541 #define WMREG_EEWR 0x102c /* EEPROM write */ 542 543 #define WMREG_RDFH 0x2410 /* Receive Data FIFO Head */ 544 545 #define WMREG_RDFT 0x2418 /* Receive Data FIFO Tail */ 546 547 #define WMREG_RDFHS 0x2420 /* Receive Data FIFO Head Saved */ 548 549 #define WMREG_RDFTS 0x2428 /* Receive Data FIFO Tail Saved */ 550 551 #define WMREG_TDFH 0x3410 /* Transmit Data FIFO Head */ 552 553 #define WMREG_TDFT 0x3418 /* Transmit Data FIFO Tail */ 554 555 #define WMREG_TDFHS 0x3420 /* Transmit Data FIFO Head Saved */ 556 557 #define WMREG_TDFTS 0x3428 /* Transmit Data FIFO Tail Saved */ 558 559 #define WMREG_TDFPC 0x3430 /* Transmit Data FIFO Packet Count */ 560 561 #define WMREG_OLD_TBDAL 0x0420 /* Transmit Descriptor Base Lo */ 562 #define WMREG_TBDAL 0x3800 563 564 #define WMREG_OLD_TBDAH 0x0424 /* Transmit Descriptor Base Hi */ 565 #define WMREG_TBDAH 0x3804 566 567 #define WMREG_OLD_TDLEN 0x0428 /* Transmit Descriptor Length */ 568 #define WMREG_TDLEN 0x3808 569 570 #define WMREG_OLD_TDH 0x0430 /* Transmit Descriptor Head */ 571 #define WMREG_TDH 0x3810 572 573 #define WMREG_OLD_TDT 0x0438 /* Transmit Descriptor Tail */ 574 #define WMREG_TDT 0x3818 575 576 #define WMREG_OLD_TIDV 0x0440 /* Transmit Delay Interrupt Value */ 577 #define WMREG_TIDV 0x3820 578 579 #define WMREG_TXDCTL 0x3828 /* Trandmit Descriptor Control */ 580 #define TXDCTL_PTHRESH(x) ((x) << 0) /* prefetch threshold */ 581 #define TXDCTL_HTHRESH(x) ((x) << 8) /* host threshold */ 582 #define TXDCTL_WTHRESH(x) ((x) << 16) /* write back threshold */ 583 584 #define WMREG_TADV 0x382c /* Transmit Absolute Interrupt Delay Timer */ 585 586 #define WMREG_AIT 0x0458 /* Adaptive IFS Throttle */ 587 588 #define WMREG_VFTA 0x0600 589 590 #define WM_MC_TABSIZE 128 591 #define WM_ICH8_MC_TABSIZE 32 592 #define WM_VLAN_TABSIZE 128 593 594 #define WMREG_PBA 0x1000 /* Packet Buffer Allocation */ 595 #define PBA_BYTE_SHIFT 10 /* KB -> bytes */ 596 #define PBA_ADDR_SHIFT 7 /* KB -> quadwords */ 597 #define PBA_8K 0x0008 598 #define PBA_10K 0x000a 599 #define PBA_12K 0x000c 600 #define PBA_16K 0x0010 /* 16K, default Tx allocation */ 601 #define PBA_22K 0x0016 602 #define PBA_24K 0x0018 603 #define PBA_30K 0x001e 604 #define PBA_32K 0x0020 605 #define PBA_40K 0x0028 606 #define PBA_48K 0x0030 /* 48K, default Rx allocation */ 607 608 #define WMREG_PBS 0x1000 /* Packet Buffer Size (ICH8 only ?) */ 609 610 #define WMREG_TXDMAC 0x3000 /* Transfer DMA Control */ 611 #define TXDMAC_DPP (1U << 0) /* disable packet prefetch */ 612 613 #define WMREG_TSPMT 0x3830 /* TCP Segmentation Pad and Minimum 614 Threshold (Cordova) */ 615 #define TSPMT_TSMT(x) (x) /* TCP seg min transfer */ 616 #define TSPMT_TSPBP(x) ((x) << 16) /* TCP seg pkt buf padding */ 617 618 #define WMREG_RXCSUM 0x5000 /* Receive Checksum register */ 619 #define RXCSUM_PCSS 0x000000ff /* Packet Checksum Start */ 620 #define RXCSUM_IPOFL (1U << 8) /* IP checksum offload */ 621 #define RXCSUM_TUOFL (1U << 9) /* TCP/UDP checksum offload */ 622 #define RXCSUM_IPV6OFL (1U << 10) /* IPv6 checksum offload */ 623 624 #define WMREG_RXERRC 0x400C /* receive error Count - R/clr */ 625 #define WMREG_COLC 0x4028 /* collision Count - R/clr */ 626 #define WMREG_XONRXC 0x4048 /* XON Rx Count - R/clr */ 627 #define WMREG_XONTXC 0x404c /* XON Tx Count - R/clr */ 628 #define WMREG_XOFFRXC 0x4050 /* XOFF Rx Count - R/clr */ 629 #define WMREG_XOFFTXC 0x4054 /* XOFF Tx Count - R/clr */ 630 #define WMREG_FCRUC 0x4058 /* Flow Control Rx Unsupported Count - R/clr */ 631 632 #define WMREG_KUMCTRLSTA 0x0034 /* MAC-PHY interface - RW */ 633 #define KUMCTRLSTA_MASK 0x0000FFFF 634 #define KUMCTRLSTA_OFFSET 0x001F0000 635 #define KUMCTRLSTA_OFFSET_SHIFT 16 636 #define KUMCTRLSTA_REN 0x00200000 637 638 #define KUMCTRLSTA_OFFSET_FIFO_CTRL 0x00000000 639 #define KUMCTRLSTA_OFFSET_CTRL 0x00000001 640 #define KUMCTRLSTA_OFFSET_INB_CTRL 0x00000002 641 #define KUMCTRLSTA_OFFSET_DIAG 0x00000003 642 #define KUMCTRLSTA_OFFSET_TIMEOUTS 0x00000004 643 #define KUMCTRLSTA_OFFSET_INB_PARAM 0x00000009 644 #define KUMCTRLSTA_OFFSET_HD_CTRL 0x00000010 645 #define KUMCTRLSTA_OFFSET_M2P_SERDES 0x0000001E 646 #define KUMCTRLSTA_OFFSET_M2P_MODES 0x0000001F 647 648 /* FIFO Control */ 649 #define KUMCTRLSTA_FIFO_CTRL_RX_BYPASS 0x00000008 650 #define KUMCTRLSTA_FIFO_CTRL_TX_BYPASS 0x00000800 651 652 /* In-Band Control */ 653 #define KUMCTRLSTA_INB_CTRL_LINK_TMOUT_DFLT 0x00000500 654 #define KUMCTRLSTA_INB_CTRL_DIS_PADDING 0x00000010 655 656 /* Half-Duplex Control */ 657 #define KUMCTRLSTA_HD_CTRL_10_100_DEFAULT 0x00000004 658 #define KUMCTRLSTA_HD_CTRL_1000_DEFAULT 0x00000000 659 660 #define WMREG_MDPHYA 0x003C /* PHY address - RW */ 661 662 #define WMREG_MANC2H 0x5860 /* Managment Control To Host - RW */ 663 664 #define WMREG_SWSM 0x5b50 /* SW Semaphore */ 665 #define SWSM_SMBI 0x00000001 /* Driver Semaphore bit */ 666 #define SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */ 667 #define SWSM_WMNG 0x00000004 /* Wake MNG Clock */ 668 #define SWSM_DRV_LOAD 0x00000008 /* Driver Loaded Bit */ 669 670 #define WMREG_FWSM 0x5b54 /* FW Semaphore */ 671 #define FWSM_MODE_MASK 0xe 672 #define FWSM_MODE_SHIFT 0x1 673 #define MNG_ICH_IAMT_MODE 0x2 674 #define MNG_IAMT_MODE 0x3 675 676 #define WMREG_SW_FW_SYNC 0x5b5c /* software-firmware semaphore */ 677 #define SWFW_EEP_SM 0x0001 /* eeprom access */ 678 #define SWFW_PHY0_SM 0x0002 /* first ctrl phy access */ 679 #define SWFW_PHY1_SM 0x0004 /* second ctrl phy access */ 680 #define SWFW_MAC_CSR_SM 0x0008 681 #define SWFW_SOFT_SHIFT 0 /* software semaphores */ 682 #define SWFW_FIRM_SHIFT 16 /* firmware semaphores */ 683 684 #define WMREG_EXTCNFCTR 0x0f00 /* Extended Configuration Control */ 685 #define EXTCNFCTR_PCIE_WRITE_ENABLE 0x00000001 686 #define EXTCNFCTR_PHY_WRITE_ENABLE 0x00000002 687 #define EXTCNFCTR_D_UD_ENABLE 0x00000004 688 #define EXTCNFCTR_D_UD_LATENCY 0x00000008 689 #define EXTCNFCTR_D_UD_OWNER 0x00000010 690 #define EXTCNFCTR_MDIO_SW_OWNERSHIP 0x00000020 691 #define EXTCNFCTR_MDIO_HW_OWNERSHIP 0x00000040 692 #define EXTCNFCTR_EXT_CNF_POINTER 0x0FFF0000 693 #define E1000_EXTCNF_CTRL_SWFLAG EXTCNFCTR_MDIO_SW_OWNERSHIP 694 695 /* ich8 flash control */ 696 #define ICH_FLASH_COMMAND_TIMEOUT 5000 /* 5000 uSecs - adjusted */ 697 #define ICH_FLASH_ERASE_TIMEOUT 3000000 /* Up to 3 seconds - worst case */ 698 #define ICH_FLASH_CYCLE_REPEAT_COUNT 10 /* 10 cycles */ 699 #define ICH_FLASH_SEG_SIZE_256 256 700 #define ICH_FLASH_SEG_SIZE_4K 4096 701 #define ICH_FLASH_SEG_SIZE_64K 65536 702 703 #define ICH_CYCLE_READ 0x0 704 #define ICH_CYCLE_RESERVED 0x1 705 #define ICH_CYCLE_WRITE 0x2 706 #define ICH_CYCLE_ERASE 0x3 707 708 #define ICH_FLASH_GFPREG 0x0000 709 #define ICH_FLASH_HSFSTS 0x0004 /* Flash Status Register */ 710 #define HSFSTS_DONE 0x0001 /* Flash Cycle Done */ 711 #define HSFSTS_ERR 0x0002 /* Flash Cycle Error */ 712 #define HSFSTS_DAEL 0x0004 /* Direct Access error Log */ 713 #define HSFSTS_ERSZ_MASK 0x0018 /* Block/Sector Erase Size */ 714 #define HSFSTS_ERSZ_SHIFT 3 715 #define HSFSTS_FLINPRO 0x0020 /* flash SPI cycle in Progress */ 716 #define HSFSTS_FLDVAL 0x4000 /* Flash Descriptor Valid */ 717 #define HSFSTS_FLLK 0x8000 /* Flash Configuration Lock-Down */ 718 #define ICH_FLASH_HSFCTL 0x0006 /* Flash control Register */ 719 #define HSFCTL_GO 0x0001 /* Flash Cycle Go */ 720 #define HSFCTL_CYCLE_MASK 0x0006 /* Flash Cycle */ 721 #define HSFCTL_CYCLE_SHIFT 1 722 #define HSFCTL_BCOUNT_MASK 0x0300 /* Data Byte Count */ 723 #define HSFCTL_BCOUNT_SHIFT 8 724 #define ICH_FLASH_FADDR 0x0008 725 #define ICH_FLASH_FDATA0 0x0010 726 #define ICH_FLASH_FRACC 0x0050 727 #define ICH_FLASH_FREG0 0x0054 728 #define ICH_FLASH_FREG1 0x0058 729 #define ICH_FLASH_FREG2 0x005C 730 #define ICH_FLASH_FREG3 0x0060 731 #define ICH_FLASH_FPR0 0x0074 732 #define ICH_FLASH_FPR1 0x0078 733 #define ICH_FLASH_SSFSTS 0x0090 734 #define ICH_FLASH_SSFCTL 0x0092 735 #define ICH_FLASH_PREOP 0x0094 736 #define ICH_FLASH_OPTYPE 0x0096 737 #define ICH_FLASH_OPMENU 0x0098 738 739 #define ICH_FLASH_REG_MAPSIZE 0x00A0 740 #define ICH_FLASH_SECTOR_SIZE 4096 741 #define ICH_GFPREG_BASE_MASK 0x1FFF 742 #define ICH_FLASH_LINEAR_ADDR_MASK 0x00FFFFFF 743 744 #define ICH_NVM_SIG_WORD 0x13 745 #define ICH_NVM_SIG_MASK 0xc000 746 747 #define NVM_INIT_CONTROL2_REG 0x000f 748 #define NVM_INIT_CTRL2_MNGM 0x6000 749