1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2002 Myson Technology Inc. 5 * 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 * without modification, immediately at the beginning of the file. 13 * 2. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * Written by: yen_cw@myson.com.tw available at: http://www.myson.com.tw/ 29 * 30 * $FreeBSD$ 31 * 32 * Myson MTD80x register definitions. 33 * 34 */ 35 #define MY_PAR0 0x0 /* physical address 0-3 */ 36 #define MY_PAR1 0x04 /* physical address 4-5 */ 37 #define MY_MAR0 0x08 /* multicast address 0-3 */ 38 #define MY_MAR1 0x0C /* multicast address 4-7 */ 39 #define MY_FAR0 0x10 /* flow-control address 0-3 */ 40 #define MY_FAR1 0x14 /* flow-control address 4-5 */ 41 #define MY_TCRRCR 0x18 /* receive & transmit configuration */ 42 #define MY_BCR 0x1C /* bus command */ 43 #define MY_TXPDR 0x20 /* transmit polling demand */ 44 #define MY_RXPDR 0x24 /* receive polling demand */ 45 #define MY_RXCWP 0x28 /* receive current word pointer */ 46 #define MY_TXLBA 0x2C /* transmit list base address */ 47 #define MY_RXLBA 0x30 /* receive list base address */ 48 #define MY_ISR 0x34 /* interrupt status */ 49 #define MY_IMR 0x38 /* interrupt mask */ 50 #define MY_FTH 0x3C /* flow control high/low threshold */ 51 #define MY_MANAGEMENT 0x40 /* bootrom/eeprom and mii management */ 52 #define MY_TALLY 0x44 /* tally counters for crc and mpa */ 53 #define MY_TSR 0x48 /* tally counter for transmit status */ 54 #define MY_PHYBASE 0x4c 55 56 /* 57 * Receive Configuration Register 58 */ 59 #define MY_RXRUN 0x00008000 /* receive running status */ 60 #define MY_EIEN 0x00004000 /* early interrupt enable */ 61 #define MY_RFCEN 0x00002000 /* receive flow control packet enable */ 62 #define MY_NDFA 0x00001000 /* not defined flow control address */ 63 #define MY_RBLEN 0x00000800 /* receive burst length enable */ 64 #define MY_RPBLE1 0x00000000 /* 1 word */ 65 #define MY_RPBLE4 0x00000100 /* 4 words */ 66 #define MY_RPBLE8 0x00000200 /* 8 words */ 67 #define MY_RPBLE16 0x00000300 /* 16 words */ 68 #define MY_RPBLE32 0x00000400 /* 32 words */ 69 #define MY_RPBLE64 0x00000500 /* 64 words */ 70 #define MY_RPBLE128 0x00000600 /* 128 words */ 71 #define MY_RPBLE512 0x00000700 /* 512 words */ 72 #define MY_PROM 0x000000080 /* promiscuous mode */ 73 #define MY_AB 0x000000040 /* accept broadcast */ 74 #define MY_AM 0x000000020 /* accept mutlicast */ 75 #define MY_ARP 0x000000008 /* receive runt pkt */ 76 #define MY_ALP 0x000000004 /* receive long pkt */ 77 #define MY_SEP 0x000000002 /* receive error pkt */ 78 #define MY_RE 0x000000001 /* receive enable */ 79 80 /* 81 * Transmit Configuration Register 82 */ 83 #define MY_TXRUN 0x04000000 /* transmit running status */ 84 #define MY_Enhanced 0x02000000 /* transmit enhanced mode */ 85 #define MY_TFCEN 0x01000000 /* tx flow control packet enable */ 86 #define MY_TFT64 0x00000000 /* 64 bytes */ 87 #define MY_TFT32 0x00200000 /* 32 bytes */ 88 #define MY_TFT128 0x00400000 /* 128 bytes */ 89 #define MY_TFT256 0x00600000 /* 256 bytes */ 90 #define MY_TFT512 0x00800000 /* 512 bytes */ 91 #define MY_TFT768 0x00A00000 /* 768 bytes */ 92 #define MY_TFT1024 0x00C00000 /* 1024 bytes */ 93 #define MY_TFTSF 0x00E00000 /* store and forward */ 94 #define MY_FD 0x00100000 /* full duplex mode */ 95 #define MY_PS10 0x00080000 /* port speed is 10M */ 96 #define MY_TE 0x00040000 /* transmit enable */ 97 #define MY_PS1000 0x00010000 /* port speed is 1000M */ 98 /* 99 * Bus Command Register 100 */ 101 #define MY_PROG 0x00000200 /* programming */ 102 #define MY_RLE 0x00000100 /* read line command enable */ 103 #define MY_RME 0x00000080 /* read multiple command enable */ 104 #define MY_WIE 0x00000040 /* write and invalidate cmd enable */ 105 #define MY_PBL1 0x00000000 /* 1 dword */ 106 #define MY_PBL4 0x00000008 /* 4 dwords */ 107 #define MY_PBL8 0x00000010 /* 8 dwords */ 108 #define MY_PBL16 0x00000018 /* 16 dwords */ 109 #define MY_PBL32 0x00000020 /* 32 dwords */ 110 #define MY_PBL64 0x00000028 /* 64 dwords */ 111 #define MY_PBL128 0x00000030 /* 128 dwords */ 112 #define MY_PBL512 0x00000038 /* 512 dwords */ 113 #define MY_ABR 0x00000004 /* arbitration rule */ 114 #define MY_BLS 0x00000002 /* big/little endian select */ 115 #define MY_SWR 0x00000001 /* software reset */ 116 117 /* 118 * Transmit Poll Demand Register 119 */ 120 #define MY_TxPollDemand 0x1 121 122 /* 123 * Receive Poll Demand Register 124 */ 125 #define MY_RxPollDemand 0x01 126 127 /* 128 * Interrupt Status Register 129 */ 130 #define MY_RFCON 0x00020000 /* receive flow control xon packet */ 131 #define MY_RFCOFF 0x00010000 /* receive flow control xoff packet */ 132 #define MY_LSCStatus 0x00008000 /* link status change */ 133 #define MY_ANCStatus 0x00004000 /* autonegotiation completed */ 134 #define MY_FBE 0x00002000 /* fatal bus error */ 135 #define MY_FBEMask 0x00001800 136 #define MY_ParityErr 0x00000000 /* parity error */ 137 #define MY_MasterErr 0x00000800 /* master error */ 138 #define MY_TargetErr 0x00001000 /* target abort */ 139 #define MY_TUNF 0x00000400 /* transmit underflow */ 140 #define MY_ROVF 0x00000200 /* receive overflow */ 141 #define MY_ETI 0x00000100 /* transmit early int */ 142 #define MY_ERI 0x00000080 /* receive early int */ 143 #define MY_CNTOVF 0x00000040 /* counter overflow */ 144 #define MY_RBU 0x00000020 /* receive buffer unavailable */ 145 #define MY_TBU 0x00000010 /* transmit buffer unavilable */ 146 #define MY_TI 0x00000008 /* transmit interrupt */ 147 #define MY_RI 0x00000004 /* receive interrupt */ 148 #define MY_RxErr 0x00000002 /* receive error */ 149 150 /* 151 * Interrupt Mask Register 152 */ 153 #define MY_MRFCON 0x00020000 /* receive flow control xon packet */ 154 #define MY_MRFCOFF 0x00010000 /* receive flow control xoff packet */ 155 #define MY_MLSCStatus 0x00008000 /* link status change */ 156 #define MY_MANCStatus 0x00004000 /* autonegotiation completed */ 157 #define MY_MFBE 0x00002000 /* fatal bus error */ 158 #define MY_MFBEMask 0x00001800 159 #define MY_MTUNF 0x00000400 /* transmit underflow */ 160 #define MY_MROVF 0x00000200 /* receive overflow */ 161 #define MY_METI 0x00000100 /* transmit early int */ 162 #define MY_MERI 0x00000080 /* receive early int */ 163 #define MY_MCNTOVF 0x00000040 /* counter overflow */ 164 #define MY_MRBU 0x00000020 /* receive buffer unavailable */ 165 #define MY_MTBU 0x00000010 /* transmit buffer unavilable */ 166 #define MY_MTI 0x00000008 /* transmit interrupt */ 167 #define MY_MRI 0x00000004 /* receive interrupt */ 168 #define MY_MRxErr 0x00000002 /* receive error */ 169 170 /* 90/1/18 delete */ 171 /* #define MY_INTRS MY_FBE|MY_MRBU|MY_TBU|MY_MTI|MY_MRI|MY_METI */ 172 #define MY_INTRS MY_MRBU|MY_TBU|MY_MTI|MY_MRI|MY_METI 173 174 /* 175 * Flow Control High/Low Threshold Register 176 */ 177 #define MY_FCHTShift 16 /* flow control high threshold */ 178 #define MY_FCLTShift 0 /* flow control low threshold */ 179 180 /* 181 * BootROM/EEPROM/MII Management Register 182 */ 183 #define MY_MASK_MIIR_MII_READ 0x00000000 184 #define MY_MASK_MIIR_MII_WRITE 0x00000008 185 #define MY_MASK_MIIR_MII_MDO 0x00000004 186 #define MY_MASK_MIIR_MII_MDI 0x00000002 187 #define MY_MASK_MIIR_MII_MDC 0x00000001 188 189 /* 190 * Tally Counter for CRC and MPA 191 */ 192 #define MY_TCOVF 0x80000000 /* crc tally counter overflow */ 193 #define MY_CRCMask 0x7fff0000 /* crc number: bit 16-30 */ 194 #define MY_CRCShift 16 195 #define MY_TMOVF 0x00008000 /* mpa tally counter overflow */ 196 #define MY_MPAMask 0x00007fff /* mpa number: bit 0-14 */ 197 #define MY_MPAShift 0 198 199 /* 200 * Tally Counters for transmit status 201 */ 202 #define MY_AbortMask 0xff000000 /* transmit abort number */ 203 #define MY_AbortShift 24 204 #define MY_LColMask 0x00ff0000 /* transmit late collisions */ 205 #define MY_LColShift 16 206 #define MY_NCRMask 0x0000ffff /* transmit retry number */ 207 #define MY_NCRShift 0 208 209 /* 210 * Myson TX/RX descriptor structure. 211 */ 212 213 struct my_desc { 214 u_int32_t my_status; 215 u_int32_t my_ctl; 216 u_int32_t my_data; 217 u_int32_t my_next; 218 }; 219 220 /* 221 * for tx/rx descriptors 222 */ 223 #define MY_OWNByNIC 0x80000000 224 #define MY_OWNByDriver 0x0 225 226 /* 227 * receive descriptor 0 228 */ 229 #define MY_RXOWN 0x80000000 /* own bit */ 230 #define MY_FLNGMASK 0x0fff0000 /* frame length */ 231 #define MY_FLNGShift 16 232 #define MY_MARSTATUS 0x00004000 /* multicast address received */ 233 #define MY_BARSTATUS 0x00002000 /* broadcast address received */ 234 #define MY_PHYSTATUS 0x00001000 /* physical address received */ 235 #define MY_RXFSD 0x00000800 /* first descriptor */ 236 #define MY_RXLSD 0x00000400 /* last descriptor */ 237 #define MY_ES 0x00000080 /* error summary */ 238 #define MY_RUNT 0x00000040 /* runt packet received */ 239 #define MY_LONG 0x00000020 /* long packet received */ 240 #define MY_FAE 0x00000010 /* frame align error */ 241 #define MY_CRC 0x00000008 /* crc error */ 242 #define MY_RXER 0x00000004 /* receive error */ 243 #define MY_RDES0CHECK 0x000078fc /* only check MAR, BAR, PHY, ES, RUNT, 244 LONG, FAE, CRC and RXER bits */ 245 246 /* 247 * receive descriptor 1 248 */ 249 #define MY_RXIC 0x00800000 /* interrupt control */ 250 #define MY_RBSMASK 0x000007ff /* receive buffer size */ 251 #define MY_RBSShift 0 252 253 /* 254 * transmit descriptor 0 255 */ 256 #define MY_TXERR 0x00008000 /* transmit error */ 257 #define MY_JABTO 0x00004000 /* jabber timeout */ 258 #define MY_CSL 0x00002000 /* carrier sense lost */ 259 #define MY_LC 0x00001000 /* late collision */ 260 #define MY_EC 0x00000800 /* excessive collision */ 261 #define MY_UDF 0x00000400 /* fifo underflow */ 262 #define MY_DFR 0x00000200 /* deferred */ 263 #define MY_HF 0x00000100 /* heartbeat fail */ 264 #define MY_NCRMASK 0x000000ff /* collision retry count */ 265 #define MY_NCRShift 0 266 267 /* 268 * tx descriptor 1 269 */ 270 #define MY_TXIC 0x80000000 /* interrupt control */ 271 #define MY_ETIControl 0x40000000 /* early transmit interrupt */ 272 #define MY_TXLD 0x20000000 /* last descriptor */ 273 #define MY_TXFD 0x10000000 /* first descriptor */ 274 #define MY_CRCDisable 0x00000000 /* crc control */ 275 #define MY_CRCEnable 0x08000000 276 #define MY_PADDisable 0x00000000 /* padding control */ 277 #define MY_PADEnable 0x04000000 278 #define MY_RetryTxLC 0x02000000 /* retry late collision */ 279 #define MY_PKTShift 11 /* transmit pkt size */ 280 #define MY_TBSMASK 0x000007ff 281 #define MY_TBSShift 0 /* transmit buffer size */ 282 283 #define MY_MAXFRAGS 1 284 #define MY_RX_LIST_CNT 64 285 #define MY_TX_LIST_CNT 64 286 #define MY_MIN_FRAMELEN 60 287 288 /* 289 * A transmit 'super descriptor' is actually MY_MAXFRAGS regular 290 * descriptors clumped together. The idea here is to emulate the 291 * multi-fragment descriptor layout found in devices such as the 292 * Texas Instruments ThunderLAN and 3Com boomerang and cylone chips. 293 * The advantage to using this scheme is that it avoids buffer copies. 294 * The disadvantage is that there's a certain amount of overhead due 295 * to the fact that each 'fragment' is 16 bytes long. In my tests, 296 * this limits top speed to about 10.5MB/sec. It should be more like 297 * 11.5MB/sec. However, the upshot is that you can achieve better 298 * results on slower machines: a Pentium 200 can pump out packets at 299 * same speed as a PII 400. 300 */ 301 struct my_txdesc { 302 struct my_desc my_frag[MY_MAXFRAGS]; 303 }; 304 305 #define MY_TXSTATUS(x) x->my_ptr->my_frag[x->my_lastdesc].my_status 306 #define MY_TXCTL(x) x->my_ptr->my_frag[x->my_lastdesc].my_ctl 307 #define MY_TXDATA(x) x->my_ptr->my_frag[x->my_lastdesc].my_data 308 #define MY_TXNEXT(x) x->my_ptr->my_frag[x->my_lastdesc].my_next 309 310 #define MY_TXOWN(x) x->my_ptr->my_frag[0].my_status 311 312 #define MY_UNSENT 0x1234 313 314 struct my_list_data { 315 struct my_desc my_rx_list[MY_RX_LIST_CNT]; 316 struct my_txdesc my_tx_list[MY_TX_LIST_CNT]; 317 }; 318 319 struct my_chain { 320 struct my_txdesc *my_ptr; 321 struct mbuf *my_mbuf; 322 struct my_chain *my_nextdesc; 323 u_int8_t my_lastdesc; 324 }; 325 326 struct my_chain_onefrag { 327 struct my_desc *my_ptr; 328 struct mbuf *my_mbuf; 329 struct my_chain_onefrag *my_nextdesc; 330 u_int8_t my_rlast; 331 }; 332 333 struct my_chain_data { 334 struct my_chain_onefrag my_rx_chain[MY_RX_LIST_CNT]; 335 struct my_chain my_tx_chain[MY_TX_LIST_CNT]; 336 337 struct my_chain_onefrag *my_rx_head; 338 339 struct my_chain *my_tx_head; 340 struct my_chain *my_tx_tail; 341 struct my_chain *my_tx_free; 342 }; 343 344 struct my_type { 345 u_int16_t my_vid; 346 u_int16_t my_did; 347 char *my_name; 348 }; 349 350 #define MY_FLAG_FORCEDELAY 1 351 #define MY_FLAG_SCHEDDELAY 2 352 #define MY_FLAG_DELAYTIMEO 3 353 354 struct my_softc { 355 if_t my_ifp; 356 device_t my_dev; 357 struct ifmedia ifmedia; /* media info */ 358 bus_space_handle_t my_bhandle; 359 bus_space_tag_t my_btag; 360 struct my_type *my_info; /* adapter info */ 361 struct my_type *my_pinfo; /* phy info */ 362 struct resource *my_res; 363 struct resource *my_irq; 364 void *my_intrhand; 365 u_int8_t my_phy_addr; /* PHY address */ 366 u_int8_t my_tx_pend; /* TX pending */ 367 u_int8_t my_want_auto; 368 u_int8_t my_autoneg; 369 u_int16_t my_txthresh; 370 u_int8_t my_stats_no_timeout; 371 caddr_t my_ldata_ptr; 372 struct my_list_data *my_ldata; 373 struct my_chain_data my_cdata; 374 device_t my_miibus; 375 /* Add by Surfer 2001/12/2 */ 376 struct mtx my_mtx; 377 struct callout my_autoneg_timer; 378 struct callout my_watchdog; 379 int my_timer; 380 }; 381 382 /* Add by Surfer 2001/12/2 */ 383 #define MY_LOCK(_sc) mtx_lock(&(_sc)->my_mtx) 384 #define MY_UNLOCK(_sc) mtx_unlock(&(_sc)->my_mtx) 385 #define MY_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->my_mtx, MA_OWNED) 386 387 /* 388 * register space access macros 389 */ 390 #define CSR_WRITE_4(sc, reg, val) \ 391 bus_space_write_4(sc->my_btag, sc->my_bhandle, reg, val) 392 #define CSR_WRITE_2(sc, reg, val) \ 393 bus_space_write_2(sc->my_btag, sc->my_bhandle, reg, val) 394 #define CSR_WRITE_1(sc, reg, val) \ 395 bus_space_write_1(sc->my_btag, sc->my_bhandle, reg, val) 396 397 #define CSR_READ_4(sc, reg) \ 398 bus_space_read_4(sc->my_btag, sc->my_bhandle, reg) 399 #define CSR_READ_2(sc, reg) \ 400 bus_space_read_2(sc->my_btag, sc->my_bhandle, reg) 401 #define CSR_READ_1(sc, reg) \ 402 bus_space_read_1(sc->my_btag, sc->my_bhandle, reg) 403 404 #define MY_TIMEOUT 1000 405 406 /* 407 * General constants that are fun to know. 408 * 409 * MYSON PCI vendor ID 410 */ 411 #define MYSONVENDORID 0x1516 412 413 /* 414 * MYSON device IDs. 415 */ 416 #define MTD800ID 0x0800 417 #define MTD803ID 0x0803 418 #define MTD891ID 0x0891 419 420 /* 421 * ST+OP+PHYAD+REGAD+TA 422 */ 423 #define MY_OP_READ 0x6000 /* ST:01+OP:10+PHYAD+REGAD+TA:Z0 */ 424 #define MY_OP_WRITE 0x5002 /* ST:01+OP:01+PHYAD+REGAD+TA:10 */ 425 426 /* 427 * Constansts for Myson PHY 428 */ 429 #define MysonPHYID0 0x0300 430 431 /* 432 * Constansts for Seeq 80225 PHY 433 */ 434 #define SeeqPHYID0 0x0016 435 436 #define SEEQ_MIIRegister18 18 437 #define SEEQ_SPD_DET_100 0x80 438 #define SEEQ_DPLX_DET_FULL 0x40 439 440 /* 441 * Constansts for Ahdoc 101 PHY 442 */ 443 #define AhdocPHYID0 0x0022 444 445 #define AHDOC_DiagnosticReg 18 446 #define AHDOC_DPLX_FULL 0x0800 447 #define AHDOC_Speed_100 0x0400 448 449 /* 450 * Constansts for Marvell 88E1000/88E1000S PHY and LevelOne PHY 451 */ 452 #define MarvellPHYID0 0x0141 453 #define LevelOnePHYID0 0x0013 454 455 #define Marvell_SpecificStatus 17 456 #define Marvell_Speed1000 0x8000 457 #define Marvell_Speed100 0x4000 458 #define Marvell_FullDuplex 0x2000 459 460 /* 461 * PCI low memory base and low I/O base register, and 462 * other PCI registers. Note: some are only available on 463 * the 3c905B, in particular those that related to power management. 464 */ 465 #define MY_PCI_VENDOR_ID 0x00 466 #define MY_PCI_DEVICE_ID 0x02 467 #define MY_PCI_COMMAND 0x04 468 #define MY_PCI_STATUS 0x06 469 #define MY_PCI_CLASSCODE 0x09 470 #define MY_PCI_LATENCY_TIMER 0x0D 471 #define MY_PCI_HEADER_TYPE 0x0E 472 #define MY_PCI_LOIO 0x10 473 #define MY_PCI_LOMEM 0x14 474 #define MY_PCI_BIOSROM 0x30 475 #define MY_PCI_INTLINE 0x3C 476 #define MY_PCI_INTPIN 0x3D 477 #define MY_PCI_MINGNT 0x3E 478 #define MY_PCI_MINLAT 0x0F 479 #define MY_PCI_RESETOPT 0x48 480 #define MY_PCI_EEPROM_DATA 0x4C 481 482 #define PHY_UNKNOWN 3 483 484 #define MY_PHYADDR_MIN 0x00 485 #define MY_PHYADDR_MAX 0x1F 486 487 #define PHY_BMCR 0x00 488 #define PHY_BMSR 0x01 489 #define PHY_VENID 0x02 490 #define PHY_DEVID 0x03 491 #define PHY_ANAR 0x04 492 #define PHY_LPAR 0x05 493 #define PHY_ANEXP 0x06 494 #define PHY_NPTR 0x07 495 #define PHY_LPNPR 0x08 496 #define PHY_1000CR 0x09 497 #define PHY_1000SR 0x0a 498 499 #define PHY_ANAR_NEXTPAGE 0x8000 500 #define PHY_ANAR_RSVD0 0x4000 501 #define PHY_ANAR_TLRFLT 0x2000 502 #define PHY_ANAR_RSVD1 0x1000 503 #define PHY_ANAR_RSVD2 0x0800 504 #define PHY_ANAR_RSVD3 0x0400 505 #define PHY_ANAR_100BT4 0x0200L 506 #define PHY_ANAR_100BTXFULL 0x0100 507 #define PHY_ANAR_100BTXHALF 0x0080 508 #define PHY_ANAR_10BTFULL 0x0040 509 #define PHY_ANAR_10BTHALF 0x0020 510 #define PHY_ANAR_PROTO4 0x0010 511 #define PHY_ANAR_PROTO3 0x0008 512 #define PHY_ANAR_PROTO2 0x0004 513 #define PHY_ANAR_PROTO1 0x0002 514 #define PHY_ANAR_PROTO0 0x0001 515 516 #define PHY_1000SR_1000BTXFULL 0x0800 517 #define PHY_1000SR_1000BTXHALF 0x0400 518 519 /* 520 * These are the register definitions for the PHY (physical layer 521 * interface chip). 522 */ 523 /* 524 * PHY BMCR Basic Mode Control Register 525 */ 526 #define PHY_BMCR_RESET 0x8000 527 #define PHY_BMCR_LOOPBK 0x4000 528 #define PHY_BMCR_SPEEDSEL 0x2000 529 #define PHY_BMCR_AUTONEGENBL 0x1000 530 #define PHY_BMCR_RSVD0 0x0800 /* write as zero */ 531 #define PHY_BMCR_ISOLATE 0x0400 532 #define PHY_BMCR_AUTONEGRSTR 0x0200 533 #define PHY_BMCR_DUPLEX 0x0100 534 #define PHY_BMCR_COLLTEST 0x0080 535 #define PHY_BMCR_1000 0x0040 /* only used for Marvell PHY */ 536 #define PHY_BMCR_RSVD2 0x0020 /* write as zero, don't care */ 537 #define PHY_BMCR_RSVD3 0x0010 /* write as zero, don't care */ 538 #define PHY_BMCR_RSVD4 0x0008 /* write as zero, don't care */ 539 #define PHY_BMCR_RSVD5 0x0004 /* write as zero, don't care */ 540 #define PHY_BMCR_RSVD6 0x0002 /* write as zero, don't care */ 541 #define PHY_BMCR_RSVD7 0x0001 /* write as zero, don't care */ 542 543 /* 544 * RESET: 1 == software reset, 0 == normal operation 545 * Resets status and control registers to default values. 546 * Relatches all hardware config values. 547 * 548 * LOOPBK: 1 == loopback operation enabled, 0 == normal operation 549 * 550 * SPEEDSEL: 1 == 100Mb/s, 0 == 10Mb/s 551 * Link speed is selected byt his bit or if auto-negotiation if bit 552 * 12 (AUTONEGENBL) is set (in which case the value of this register 553 * is ignored). 554 * 555 * AUTONEGENBL: 1 == Autonegotiation enabled, 0 == Autonegotiation disabled 556 * Bits 8 and 13 are ignored when autoneg is set, otherwise bits 8 and 13 557 * determine speed and mode. Should be cleared and then set if PHY configured 558 * for no autoneg on startup. 559 * 560 * ISOLATE: 1 == isolate PHY from MII, 0 == normal operation 561 * 562 * AUTONEGRSTR: 1 == restart autonegotiation, 0 = normal operation 563 * 564 * DUPLEX: 1 == full duplex mode, 0 == half duplex mode 565 * 566 * COLLTEST: 1 == collision test enabled, 0 == normal operation 567 */ 568 569 /* 570 * PHY, BMSR Basic Mode Status Register 571 */ 572 #define PHY_BMSR_100BT4 0x8000 573 #define PHY_BMSR_100BTXFULL 0x4000 574 #define PHY_BMSR_100BTXHALF 0x2000 575 #define PHY_BMSR_10BTFULL 0x1000 576 #define PHY_BMSR_10BTHALF 0x0800 577 #define PHY_BMSR_RSVD1 0x0400 /* write as zero, don't care */ 578 #define PHY_BMSR_RSVD2 0x0200 /* write as zero, don't care */ 579 #define PHY_BMSR_RSVD3 0x0100 /* write as zero, don't care */ 580 #define PHY_BMSR_RSVD4 0x0080 /* write as zero, don't care */ 581 #define PHY_BMSR_MFPRESUP 0x0040 582 #define PHY_BMSR_AUTONEGCOMP 0x0020 583 #define PHY_BMSR_REMFAULT 0x0010 584 #define PHY_BMSR_CANAUTONEG 0x0008 585 #define PHY_BMSR_LINKSTAT 0x0004 586 #define PHY_BMSR_JABBER 0x0002 587 #define PHY_BMSR_EXTENDED 0x0001 588