1 /* $NetBSD: rtl81x9reg.h,v 1.45 2013/12/13 20:52:48 jakllsch Exp $ */ 2 3 /* 4 * Copyright (c) 1997, 1998 5 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Bill Paul. 18 * 4. Neither the name of the author nor the names of any co-contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 32 * THE POSSIBILITY OF SUCH DAMAGE. 33 * 34 * FreeBSD Id: if_rlreg.h,v 1.9 1999/06/20 18:56:09 wpaul Exp 35 */ 36 37 /* 38 * RealTek 8129/8139 register offsets 39 */ 40 #define RTK_IDR0 0x0000 /* ID register 0 (station addr) */ 41 #define RTK_IDR1 0x0001 /* Must use 32-bit accesses (?) */ 42 #define RTK_IDR2 0x0002 43 #define RTK_IDR3 0x0003 44 #define RTK_IDR4 0x0004 45 #define RTK_IDR5 0x0005 46 /* 0006-0007 reserved */ 47 #define RTK_MAR0 0x0008 /* Multicast hash table */ 48 #define RTK_MAR1 0x0009 49 #define RTK_MAR2 0x000A 50 #define RTK_MAR3 0x000B 51 #define RTK_MAR4 0x000C 52 #define RTK_MAR5 0x000D 53 #define RTK_MAR6 0x000E 54 #define RTK_MAR7 0x000F 55 56 #define RTK_TXSTAT0 0x0010 /* status of TX descriptor 0 */ 57 #define RTK_TXSTAT1 0x0014 /* status of TX descriptor 1 */ 58 #define RTK_TXSTAT2 0x0018 /* status of TX descriptor 2 */ 59 #define RTK_TXSTAT3 0x001C /* status of TX descriptor 3 */ 60 61 #define RTK_TXADDR0 0x0020 /* address of TX descriptor 0 */ 62 #define RTK_TXADDR1 0x0024 /* address of TX descriptor 1 */ 63 #define RTK_TXADDR2 0x0028 /* address of TX descriptor 2 */ 64 #define RTK_TXADDR3 0x002C /* address of TX descriptor 3 */ 65 66 #define RTK_RXADDR 0x0030 /* RX ring start address */ 67 #define RTK_RX_EARLY_BYTES 0x0034 /* RX early byte count */ 68 #define RTK_RX_EARLY_STAT 0x0036 /* RX early status */ 69 #define RTK_COMMAND 0x0037 /* command register */ 70 #define RTK_CURRXADDR 0x0038 /* current address of packet read */ 71 #define RTK_CURRXBUF 0x003A /* current RX buffer address */ 72 #define RTK_IMR 0x003C /* interrupt mask register */ 73 #define RTK_ISR 0x003E /* interrupt status register */ 74 #define RTK_TXCFG 0x0040 /* transmit config */ 75 #define RTK_RXCFG 0x0044 /* receive config */ 76 #define RTK_TIMERCNT 0x0048 /* timer count register */ 77 #define RTK_MISSEDPKT 0x004C /* missed packet counter */ 78 #define RTK_EECMD 0x0050 /* EEPROM command register */ 79 #define RTK_CFG0 0x0051 /* config register #0 */ 80 #define RTK_CFG1 0x0052 /* config register #1 */ 81 /* 0053-0057 reserved */ 82 #define RTK_MEDIASTAT 0x0058 /* media status register (8139) */ 83 /* 0059-005A reserved */ 84 #define RTK_MII 0x005A /* 8129 chip only */ 85 #define RTK_HALTCLK 0x005B 86 #define RTK_MULTIINTR 0x005C /* multiple interrupt */ 87 #define RTK_PCIREV 0x005E /* PCI revision value */ 88 /* 005F reserved */ 89 #define RTK_TXSTAT_ALL 0x0060 /* TX status of all descriptors */ 90 91 /* Direct PHY access registers only available on 8139 */ 92 #define RTK_BMCR 0x0062 /* PHY basic mode control */ 93 #define RTK_BMSR 0x0064 /* PHY basic mode status */ 94 #define RTK_ANAR 0x0066 /* PHY autoneg advert */ 95 #define RTK_LPAR 0x0068 /* PHY link partner ability */ 96 #define RTK_ANER 0x006A /* PHY autoneg expansion */ 97 98 #define RTK_DISCCNT 0x006C /* disconnect counter */ 99 #define RTK_FALSECAR 0x006E /* false carrier counter */ 100 #define RTK_NWAYTST 0x0070 /* NWAY test register */ 101 #define RTK_RX_ER 0x0072 /* RX_ER counter */ 102 #define RTK_CSCFG 0x0074 /* CS configuration register */ 103 104 /* 105 * When operating in special C+ mode, some of the registers in an 106 * 8139C+ chip have different definitions. These are also used for 107 * the 8169 gigE chip. 108 */ 109 #define RTK_DUMPSTATS_LO 0x0010 /* counter dump command register */ 110 #define RTK_DUMPSTATS_HI 0x0014 /* counter dump command register */ 111 #define RTK_TXLIST_ADDR_LO 0x0020 /* 64 bits, 256 byte alignment */ 112 #define RTK_TXLIST_ADDR_HI 0x0024 /* 64 bits, 256 byte alignment */ 113 #define RTK_TXLIST_ADDR_HPRIO_LO 0x0028 /* 64 bits, 256 byte aligned */ 114 #define RTK_TXLIST_ADDR_HPRIO_HI 0x002C /* 64 bits, 256 byte aligned */ 115 #define RTK_CFG2 0x0053 116 #define RTK_TIMERINT 0x0054 /* interrupt on timer expire */ 117 #define RTK_TXSTART 0x00D9 /* 8 bits */ 118 #define RTK_CPLUS_CMD 0x00E0 /* 16 bits */ 119 #define RTK_RXLIST_ADDR_LO 0x00E4 /* 64 bits, 256 byte alignment */ 120 #define RTK_RXLIST_ADDR_HI 0x00E8 /* 64 bits, 256 byte alignment */ 121 #define RTK_EARLY_TX_THRESH 0x00EC /* 8 bits */ 122 123 /* 124 * Registers specific to the 8169 gigE chip 125 */ 126 #define RTK_GTXSTART 0x0038 /* 8 bits */ 127 #define RTK_TIMERINT_8169 0x0058 /* different offset than 8139 */ 128 #define RTK_PHYAR 0x0060 129 #define RTK_CSIDR 0x0064 130 #define RTK_CSIAR 0x0068 131 #define RTK_TBI_LPAR 0x006A 132 #define RTK_GMEDIASTAT 0x006C /* 8 bits */ 133 #define RTK_PMCH 0x006F /* 8 bits */ 134 #define RTK_EPHYAR 0x0080 135 #define RTK_LDPS 0x0082 /* Link Down Power Saving */ 136 #define RTK_DBG_REG 0x00D1 137 #define RTK_MAXRXPKTLEN 0x00DA /* 16 bits, chip multiplies by 8 */ 138 #define RTK_IM 0x00E2 139 140 /* 141 * TX config register bits 142 */ 143 #define RTK_TXCFG_CLRABRT 0x00000001 /* retransmit aborted pkt */ 144 #define RTK_TXCFG_MAXDMA 0x00000700 /* max DMA burst size */ 145 #define RTK_TXCFG_CRCAPPEND 0x00010000 /* CRC append (0 = yes) */ 146 #define RTK_TXCFG_LOOPBKTST 0x00060000 /* loopback test */ 147 #define RTK_TXCFG_IFG2 0x00080000 /* 8169 only */ 148 #define RTK_TXCFG_IFG 0x03000000 /* interframe gap */ 149 #define RTK_TXCFG_HWREV 0x7CC00000 150 151 #define RTK_LOOPTEST_OFF 0x00000000 152 #define RTK_LOOPTEST_ON 0x00020000 153 #define RTK_LOOPTEST_ON_CPLUS 0x00060000 154 155 /* Known revision codes. */ 156 #define RTK_HWREV_8169 0x00000000 157 #define RTK_HWREV_8110S 0x00800000 158 #define RTK_HWREV_8169S 0x04000000 159 #define RTK_HWREV_8169_8110SB 0x10000000 160 #define RTK_HWREV_8169_8110SC 0x18000000 161 #define RTK_HWREV_8102EL 0x24800000 162 #define RTK_HWREV_8103E 0x24C00000 163 #define RTK_HWREV_8168D 0x28000000 164 #define RTK_HWREV_8168DP 0x28800000 165 #define RTK_HWREV_8168E 0x2C000000 166 #define RTK_HWREV_8168E_VL 0x2C800000 167 #define RTK_HWREV_8168_SPIN1 0x30000000 168 #define RTK_HWREV_8100E 0x30800000 169 #define RTK_HWREV_8101E 0x34000000 170 #define RTK_HWREV_8102E 0x34800000 171 #define RTK_HWREV_8168_SPIN2 0x38000000 172 #define RTK_HWREV_8168_SPIN3 0x38400000 173 #define RTK_HWREV_8100E_SPIN2 0x38800000 174 #define RTK_HWREV_8168C 0x3C000000 175 #define RTK_HWREV_8168C_SPIN2 0x3C400000 176 #define RTK_HWREV_8168CP 0x3C800000 177 #define RTK_HWREV_8168F 0x48000000 178 #define RTK_HWREV_8139 0x60000000 179 #define RTK_HWREV_8139A 0x70000000 180 #define RTK_HWREV_8139AG 0x70800000 181 #define RTK_HWREV_8139B 0x78000000 182 #define RTK_HWREV_8130 0x7C000000 183 #define RTK_HWREV_8139C 0x74000000 184 #define RTK_HWREV_8139D 0x74400000 185 #define RTK_HWREV_8139CPLUS 0x74800000 186 #define RTK_HWREV_8101 0x74c00000 187 #define RTK_HWREV_8100 0x78800000 188 #define RTK_HWREV_8169_8110SBL 0x7cc00000 189 190 #define RTK_TXDMA_16BYTES 0x00000000 191 #define RTK_TXDMA_32BYTES 0x00000100 192 #define RTK_TXDMA_64BYTES 0x00000200 193 #define RTK_TXDMA_128BYTES 0x00000300 194 #define RTK_TXDMA_256BYTES 0x00000400 195 #define RTK_TXDMA_512BYTES 0x00000500 196 #define RTK_TXDMA_1024BYTES 0x00000600 197 #define RTK_TXDMA_2048BYTES 0x00000700 198 199 /* 200 * Transmit descriptor status register bits. 201 */ 202 #define RTK_TXSTAT_LENMASK 0x00001FFF 203 #define RTK_TXSTAT_OWN 0x00002000 204 #define RTK_TXSTAT_TX_UNDERRUN 0x00004000 205 #define RTK_TXSTAT_TX_OK 0x00008000 206 #define RTK_TXSTAT_EARLY_THRESH 0x003F0000 207 #define RTK_TXSTAT_COLLCNT 0x0F000000 208 #define RTK_TXSTAT_CARR_HBEAT 0x10000000 209 #define RTK_TXSTAT_OUTOFWIN 0x20000000 210 #define RTK_TXSTAT_TXABRT 0x40000000 211 #define RTK_TXSTAT_CARRLOSS 0x80000000 212 213 #define RTK_TXSTAT_THRESH(x) (((x) << 16) & RTK_TXSTAT_EARLY_THRESH) 214 #define RTK_TXTH_256 8 /* (x) * 32 bytes */ 215 #define RTK_TXTH_1536 48 216 217 /* 218 * Interrupt status register bits. 219 */ 220 #define RTK_ISR_RX_OK 0x0001 221 #define RTK_ISR_RX_ERR 0x0002 222 #define RTK_ISR_TX_OK 0x0004 223 #define RTK_ISR_TX_ERR 0x0008 224 #define RTK_ISR_RX_OVERRUN 0x0010 225 #define RTK_ISR_PKT_UNDERRUN 0x0020 226 #define RTK_ISR_LINKCHG 0x0020 /* 8169 only */ 227 #define RTK_ISR_FIFO_OFLOW 0x0040 /* 8139 only */ 228 #define RTK_ISR_TX_DESC_UNAVAIL 0x0080 /* C+ only */ 229 #define RTK_ISR_SWI 0x0100 /* C+ only */ 230 #define RTK_ISR_CABLE_LEN_CHGD 0x2000 231 #define RTK_ISR_PCS_TIMEOUT 0x4000 /* 8129 only */ 232 #define RTK_ISR_TIMEOUT_EXPIRED 0x4000 233 #define RTK_ISR_SYSTEM_ERR 0x8000 234 235 #define RTK_INTRS \ 236 (RTK_ISR_TX_OK|RTK_ISR_RX_OK|RTK_ISR_RX_ERR|RTK_ISR_TX_ERR| \ 237 RTK_ISR_RX_OVERRUN|RTK_ISR_PKT_UNDERRUN|RTK_ISR_FIFO_OFLOW| \ 238 RTK_ISR_PCS_TIMEOUT|RTK_ISR_SYSTEM_ERR) 239 240 #define RTK_INTRS_CPLUS \ 241 (RTK_ISR_RX_OK|RTK_ISR_RX_ERR|RTK_ISR_TX_ERR| \ 242 RTK_ISR_RX_OVERRUN|RTK_ISR_PKT_UNDERRUN|RTK_ISR_FIFO_OFLOW| \ 243 RTK_ISR_PCS_TIMEOUT|RTK_ISR_SYSTEM_ERR|RTK_ISR_TIMEOUT_EXPIRED) 244 245 246 /* 247 * Media status register. (8139 only) 248 */ 249 #define RTK_MEDIASTAT_RXPAUSE 0x01 250 #define RTK_MEDIASTAT_TXPAUSE 0x02 251 #define RTK_MEDIASTAT_LINK 0x04 252 #define RTK_MEDIASTAT_SPEED10 0x08 253 #define RTK_MEDIASTAT_RXFLOWCTL 0x40 /* duplex mode */ 254 #define RTK_MEDIASTAT_TXFLOWCTL 0x80 /* duplex mode */ 255 256 /* 257 * Receive config register. 258 */ 259 #define RTK_RXCFG_RX_ALLPHYS 0x00000001 /* accept all nodes */ 260 #define RTK_RXCFG_RX_INDIV 0x00000002 /* match filter */ 261 #define RTK_RXCFG_RX_MULTI 0x00000004 /* accept all multicast */ 262 #define RTK_RXCFG_RX_BROAD 0x00000008 /* accept all broadcast */ 263 #define RTK_RXCFG_RX_RUNT 0x00000010 264 #define RTK_RXCFG_RX_ERRPKT 0x00000020 265 #define RTK_RXCFG_WRAP 0x00000080 266 #define RTK_RXCFG_MAXDMA 0x00000700 267 #define RTK_RXCFG_BUFSZ 0x00001800 268 #define RTK_RXCFG_FIFOTHRESH 0x0000E000 269 #define RTK_RXCFG_EARLYTHRESH 0x07000000 270 271 #define RTK_RXDMA_16BYTES 0x00000000 272 #define RTK_RXDMA_32BYTES 0x00000100 273 #define RTK_RXDMA_64BYTES 0x00000200 274 #define RTK_RXDMA_128BYTES 0x00000300 275 #define RTK_RXDMA_256BYTES 0x00000400 276 #define RTK_RXDMA_512BYTES 0x00000500 277 #define RTK_RXDMA_1024BYTES 0x00000600 278 #define RTK_RXDMA_UNLIMITED 0x00000700 279 280 #define RTK_RXBUF_8 0x00000000 281 #define RTK_RXBUF_16 0x00000800 282 #define RTK_RXBUF_32 0x00001000 283 #define RTK_RXBUF_64 0x00001800 284 #define RTK_RXBUF_LEN(x) (1 << (((x) >> 11) + 13)) 285 286 #define RTK_RXFIFO_16BYTES 0x00000000 287 #define RTK_RXFIFO_32BYTES 0x00002000 288 #define RTK_RXFIFO_64BYTES 0x00004000 289 #define RTK_RXFIFO_128BYTES 0x00006000 290 #define RTK_RXFIFO_256BYTES 0x00008000 291 #define RTK_RXFIFO_512BYTES 0x0000A000 292 #define RTK_RXFIFO_1024BYTES 0x0000C000 293 #define RTK_RXFIFO_NOTHRESH 0x0000E000 294 295 /* 296 * Bits in RX status header (included with RX'ed packet 297 * in ring buffer). 298 */ 299 #define RTK_RXSTAT_RXOK 0x00000001 300 #define RTK_RXSTAT_ALIGNERR 0x00000002 301 #define RTK_RXSTAT_CRCERR 0x00000004 302 #define RTK_RXSTAT_GIANT 0x00000008 303 #define RTK_RXSTAT_RUNT 0x00000010 304 #define RTK_RXSTAT_BADSYM 0x00000020 305 #define RTK_RXSTAT_BROAD 0x00002000 306 #define RTK_RXSTAT_INDIV 0x00004000 307 #define RTK_RXSTAT_MULTI 0x00008000 308 #define RTK_RXSTAT_LENMASK 0xFFFF0000 309 310 #define RTK_RXSTAT_UNFINISHED 0xFFF0 /* DMA still in progress */ 311 /* 312 * Command register. 313 */ 314 #define RTK_CMD_EMPTY_RXBUF 0x0001 315 #define RTK_CMD_TX_ENB 0x0004 316 #define RTK_CMD_RX_ENB 0x0008 317 #define RTK_CMD_RESET 0x0010 318 #define RTK_CMD_STOPREQ 0x0080 319 320 /* 321 * EEPROM control register 322 */ 323 #define RTK_EE_DATAOUT 0x01 /* Data out */ 324 #define RTK_EE_DATAIN 0x02 /* Data in */ 325 #define RTK_EE_CLK 0x04 /* clock */ 326 #define RTK_EE_SEL 0x08 /* chip select */ 327 #define RTK_EE_MODE (0x40|0x80) 328 329 #define RTK_EEMODE_OFF 0x00 330 #define RTK_EEMODE_AUTOLOAD 0x40 331 #define RTK_EEMODE_PROGRAM 0x80 332 #define RTK_EEMODE_WRITECFG (0x80|0x40) 333 334 /* 9346/9356 EEPROM commands */ 335 #define RTK_EEADDR_LEN0 6 /* 9346 */ 336 #define RTK_EEADDR_LEN1 8 /* 9356 */ 337 #define RTK_EECMD_LEN 4 338 339 #define RTK_EECMD_WRITE 0x5 /* 0101b */ 340 #define RTK_EECMD_READ 0x6 /* 0110b */ 341 #define RTK_EECMD_ERASE 0x7 /* 0111b */ 342 343 #define RTK_EE_ID 0x00 344 #define RTK_EE_PCI_VID 0x01 345 #define RTK_EE_PCI_DID 0x02 346 /* Location of station address inside EEPROM */ 347 #define RTK_EE_EADDR0 0x07 348 #define RTK_EE_EADDR1 0x08 349 #define RTK_EE_EADDR2 0x09 350 351 /* 352 * MII register (8129 only) 353 */ 354 #define RTK_MII_CLK 0x01 355 #define RTK_MII_DATAIN 0x02 356 #define RTK_MII_DATAOUT 0x04 357 #define RTK_MII_DIR 0x80 /* 0 == input, 1 == output */ 358 359 /* 360 * Config 0 register 361 */ 362 #define RTK_CFG0_ROM0 0x01 363 #define RTK_CFG0_ROM1 0x02 364 #define RTK_CFG0_ROM2 0x04 365 #define RTK_CFG0_PL0 0x08 366 #define RTK_CFG0_PL1 0x10 367 #define RTK_CFG0_10MBPS 0x20 /* 10 Mbps internal mode */ 368 #define RTK_CFG0_PCS 0x40 369 #define RTK_CFG0_SCR 0x80 370 371 /* 372 * Config 1 register 373 */ 374 #define RTK_CFG1_PWRDWN 0x01 375 #define RTK_CFG1_SLEEP 0x02 376 #define RTK_CFG1_IOMAP 0x04 377 #define RTK_CFG1_MEMMAP 0x08 378 #define RTK_CFG1_RSVD 0x10 379 #define RTK_CFG1_DRVLOAD 0x20 380 #define RTK_CFG1_LED0 0x40 381 #define RTK_CFG1_FULLDUPLEX 0x40 /* 8129 only */ 382 #define RTK_CFG1_LED1 0x80 383 384 /* 385 * 8139C+ register definitions 386 */ 387 388 /* RTK_DUMPSTATS_LO register */ 389 390 #define RTK_DUMPSTATS_START 0x00000008 391 392 /* Transmit start register */ 393 394 #define RTK_TXSTART_SWI 0x01 /* generate TX interrupt */ 395 #define RTK_TXSTART_START 0x40 /* start normal queue transmit */ 396 #define RTK_TXSTART_HPRIO_START 0x80 /* start hi prio queue transmit */ 397 398 /* 399 * Config 2 register, 8139C+/8169/8169S/8110S only 400 */ 401 #define RTK_CFG2_BUSFREQ 0x07 402 #define RTK_CFG2_BUSWIDTH 0x08 403 #define RTK_CFG2_AUXPWRSTS 0x10 404 405 #define RTK_BUSFREQ_33MHZ 0x00 406 #define RTK_BUSFREQ_66MHZ 0x01 407 408 #define RTK_BUSWIDTH_32BITS 0x00 409 #define RTK_BUSWIDTH_64BITS 0x08 410 411 /* C+ mode command register */ 412 413 #define RE_CPLUSCMD_TXENB 0x0001 /* enable C+ transmit mode */ 414 #define RE_CPLUSCMD_RXENB 0x0002 /* enable C+ receive mode */ 415 #define RE_CPLUSCMD_PCI_MRW 0x0008 /* enable PCI multi-read/write */ 416 #define RE_CPLUSCMD_PCI_DAC 0x0010 /* PCI dual-address cycle only */ 417 #define RE_CPLUSCMD_RXCSUM_ENB 0x0020 /* enable RX checksum offload */ 418 #define RE_CPLUSCMD_VLANSTRIP 0x0040 /* enable VLAN tag stripping */ 419 #define RE_CPLUSCMD_MACSTAT_DIS 0x0080 /* 8168B/C/CP */ 420 #define RE_CPLUSCMD_ASF 0x0100 /* 8168C/CP */ 421 #define RE_CPLUSCMD_DBG_SEL 0x0200 /* 8168C/CP */ 422 #define RE_CPLUSCMD_FORCE_TXFC 0x0400 /* 8168C/CP */ 423 #define RE_CPLUSCMD_FORCE_RXFC 0x0800 /* 8168C/CP */ 424 #define RE_CPLUSCMD_FORCE_HDPX 0x1000 /* 8168C/CP */ 425 #define RE_CPLUSCMD_NORMAL_MODE 0x2000 /* 8168C/CP */ 426 #define RE_CPLUSCMD_DBG_ENB 0x4000 /* 8168C/CP */ 427 #define RE_CPLUSCMD_BIST_ENB 0x8000 /* 8168C/CP */ 428 429 /* C+ early transmit threshold */ 430 431 #define RTK_EARLYTXTHRESH_CNT 0x003F /* byte count times 8 */ 432 433 /* 434 * Gigabit PHY access register (8169 only) 435 */ 436 437 #define RTK_PHYAR_PHYDATA 0x0000FFFF 438 #define RTK_PHYAR_PHYREG 0x001F0000 439 #define RTK_PHYAR_BUSY 0x80000000 440 441 /* 442 * Gigabit media status (8169 only) 443 */ 444 #define RTK_GMEDIASTAT_FDX 0x01 /* full duplex */ 445 #define RTK_GMEDIASTAT_LINK 0x02 /* link up */ 446 #define RTK_GMEDIASTAT_10MBPS 0x04 /* 10mps link */ 447 #define RTK_GMEDIASTAT_100MBPS 0x08 /* 100mbps link */ 448 #define RTK_GMEDIASTAT_1000MBPS 0x10 /* gigE link */ 449 #define RTK_GMEDIASTAT_RXFLOW 0x20 /* RX flow control on */ 450 #define RTK_GMEDIASTAT_TXFLOW 0x40 /* TX flow control on */ 451 #define RTK_GMEDIASTAT_TBI 0x80 /* TBI enabled */ 452 453 454 #define RTK_TX_EARLYTHRESH ((256 / 32) << 16) 455 #define RTK_RX_FIFOTHRESH RTK_RXFIFO_256BYTES 456 #define RTK_RX_MAXDMA RTK_RXDMA_256BYTES 457 #define RTK_TX_MAXDMA RTK_TXDMA_256BYTES 458 459 #define RTK_RXCFG_CONFIG (RTK_RX_FIFOTHRESH|RTK_RX_MAXDMA|RTK_RX_BUF_SZ) 460 #define RTK_TXCFG_CONFIG (RTK_TXCFG_IFG|RTK_TX_MAXDMA) 461 462 #define RE_RX_FIFOTHRESH RTK_RXFIFO_NOTHRESH 463 #define RE_RX_MAXDMA RTK_RXDMA_UNLIMITED 464 #define RE_TX_MAXDMA RTK_TXDMA_2048BYTES 465 466 #define RE_RXCFG_CONFIG (RE_RX_FIFOTHRESH|RE_RX_MAXDMA|RTK_RX_BUF_SZ) 467 #define RE_TXCFG_CONFIG (RTK_TXCFG_IFG|RE_TX_MAXDMA) 468 469 /* 470 * RX/TX descriptor definition. When large send mode is enabled, the 471 * lower 11 bits of the TX rtk_cmd word are used to hold the MSS, and 472 * the checksum offload bits are disabled. The structure layout is 473 * the same for RX and TX descriptors 474 */ 475 476 struct re_desc { 477 volatile uint32_t re_cmdstat; 478 volatile uint32_t re_vlanctl; 479 volatile uint32_t re_bufaddr_lo; 480 volatile uint32_t re_bufaddr_hi; 481 }; 482 483 #define RE_TDESC_CMD_FRAGLEN 0x0000FFFF 484 #define RE_TDESC_CMD_TCPCSUM 0x00010000 /* TCP checksum enable */ 485 #define RE_TDESC_CMD_UDPCSUM 0x00020000 /* UDP checksum enable */ 486 #define RE_TDESC_CMD_IPCSUM 0x00040000 /* IP header checksum enable */ 487 #define RE_TDESC_CMD_MSSVAL 0x07FF0000 /* Large send MSS value */ 488 #define RE_TDESC_CMD_MSSVAL_SHIFT 16 /* Shift of the above */ 489 #define RE_TDESC_CMD_LGSEND 0x08000000 /* TCP large send enb */ 490 #define RE_TDESC_CMD_EOF 0x10000000 /* end of frame marker */ 491 #define RE_TDESC_CMD_SOF 0x20000000 /* start of frame marker */ 492 #define RE_TDESC_CMD_EOR 0x40000000 /* end of ring marker */ 493 #define RE_TDESC_CMD_OWN 0x80000000 /* chip owns descriptor */ 494 495 #define RE_TDESC_VLANCTL_TAG 0x00020000 /* Insert VLAN tag */ 496 #define RE_TDESC_VLANCTL_DATA 0x0000FFFF /* TAG data */ 497 #define RE_TDESC_VLANCTL_UDPCSUM 0x80000000 /* DESCV2 UDP cksum enable */ 498 #define RE_TDESC_VLANCTL_TCPCSUM 0x40000000 /* DESCV2 TCP cksum enable */ 499 #define RE_TDESC_VLANCTL_IPCSUM 0x20000000 /* DESCV2 IP hdr cksum enable */ 500 501 /* 502 * Error bits are valid only on the last descriptor of a frame 503 * (i.e. RE_TDESC_CMD_EOF == 1) 504 */ 505 506 #define RE_TDESC_STAT_COLCNT 0x000F0000 /* collision count */ 507 #define RE_TDESC_STAT_EXCESSCOL 0x00100000 /* excessive collisions */ 508 #define RE_TDESC_STAT_LINKFAIL 0x00200000 /* link faulure */ 509 #define RE_TDESC_STAT_OWINCOL 0x00400000 /* out-of-window collision */ 510 #define RE_TDESC_STAT_TXERRSUM 0x00800000 /* transmit error summary */ 511 #define RE_TDESC_STAT_UNDERRUN 0x02000000 /* TX underrun occurred */ 512 #define RE_TDESC_STAT_OWN 0x80000000 513 514 /* 515 * RX descriptor cmd/vlan definitions 516 */ 517 518 #define RE_RDESC_CMD_EOR 0x40000000 519 #define RE_RDESC_CMD_OWN 0x80000000 520 #define RE_RDESC_CMD_BUFLEN 0x00001FFF 521 522 #define RE_RDESC_STAT_OWN 0x80000000 523 #define RE_RDESC_STAT_EOR 0x40000000 524 #define RE_RDESC_STAT_SOF 0x20000000 525 #define RE_RDESC_STAT_EOF 0x10000000 526 #define RE_RDESC_STAT_FRALIGN 0x08000000 /* frame alignment error */ 527 #define RE_RDESC_STAT_MCAST 0x04000000 /* multicast pkt received */ 528 #define RE_RDESC_STAT_UCAST 0x02000000 /* unicast pkt received */ 529 #define RE_RDESC_STAT_BCAST 0x01000000 /* broadcast pkt received */ 530 #define RE_RDESC_STAT_BUFOFLOW 0x00800000 /* out of buffer space */ 531 #define RE_RDESC_STAT_FIFOOFLOW 0x00400000 /* FIFO overrun */ 532 #define RE_RDESC_STAT_GIANT 0x00200000 /* pkt > 4096 bytes */ 533 #define RE_RDESC_STAT_RXERRSUM 0x00100000 /* RX error summary */ 534 #define RE_RDESC_STAT_RUNT 0x00080000 /* runt packet received */ 535 #define RE_RDESC_STAT_CRCERR 0x00040000 /* CRC error */ 536 #define RE_RDESC_STAT_PROTOID 0x00030000 /* Protocol type */ 537 #define RE_RDESC_STAT_IPSUMBAD 0x00008000 /* IP header checksum bad */ 538 #define RE_RDESC_STAT_UDPSUMBAD 0x00004000 /* UDP checksum bad */ 539 #define RE_RDESC_STAT_TCPSUMBAD 0x00002000 /* TCP checksum bad */ 540 #define RE_RDESC_STAT_FRAGLEN 0x00001FFF /* RX'ed frame/frag len */ 541 #define RE_RDESC_STAT_GFRAGLEN 0x00003FFF /* RX'ed frame/frag len */ 542 543 #define RE_RDESC_VLANCTL_TAG 0x00010000 /* VLAN tag available 544 (re_vlandata valid)*/ 545 #define RE_RDESC_VLANCTL_DATA 0x0000FFFF /* TAG data */ 546 #define RE_RDESC_VLANCTL_IPV6 0x80000000 /* DESCV2 IPV6 packet */ 547 #define RE_RDESC_VLANCTL_IPV4 0x40000000 /* DESCV2 IPV4 packet */ 548 549 #define RE_PROTOID_NONIP 0x00000000 550 #define RE_PROTOID_TCPIP 0x00010000 551 #define RE_PROTOID_UDPIP 0x00020000 552 #define RE_PROTOID_IP 0x00030000 553 #define RE_TCPPKT(x) (((x) & RE_RDESC_STAT_PROTOID) == \ 554 RE_PROTOID_TCPIP) 555 #define RE_UDPPKT(x) (((x) & RE_RDESC_STAT_PROTOID) == \ 556 RE_PROTOID_UDPIP) 557 558 #define RE_ADDR_LO(y) ((uint64_t)(y) & 0xFFFFFFFF) 559 #define RE_ADDR_HI(y) ((uint64_t)(y) >> 32) 560 561 /* 562 * Statistics counter structure (8139C+ and 8169 only) 563 */ 564 struct re_stats { 565 uint32_t re_tx_pkts_lo; 566 uint32_t re_tx_pkts_hi; 567 uint32_t re_tx_errs_lo; 568 uint32_t re_tx_errs_hi; 569 uint32_t re_tx_errs; 570 uint16_t re_missed_pkts; 571 uint16_t re_rx_framealign_errs; 572 uint32_t re_tx_onecoll; 573 uint32_t re_tx_multicolls; 574 uint32_t re_rx_ucasts_hi; 575 uint32_t re_rx_ucasts_lo; 576 uint32_t re_rx_bcasts_lo; 577 uint32_t re_rx_bcasts_hi; 578 uint32_t re_rx_mcasts; 579 uint16_t re_tx_aborts; 580 uint16_t re_rx_underruns; 581 }; 582 583 #define RE_IFQ_MAXLEN 512 584 585 #define RE_JUMBO_FRAMELEN ETHER_MAX_LEN_JUMBO 586 #define RE_JUMBO_MTU ETHERMTU_JUMBO 587