if_devar.h revision 169797
1/* $NetBSD: if_devar.h,v 1.32 1999/04/01 14:55:25 tsubai Exp $ */ 2 3/* $FreeBSD: head/sys/dev/de/if_devar.h 169797 2007-05-20 16:43:35Z mjacob $ */ 4 5/*- 6 * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) 7 * All rights reserved. 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. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Id: if_devar.h,v 1.28 1997/07/03 16:55:07 thomas Exp 29 */ 30 31#ifndef DEV_DE_IF_DEVAR_H 32#define DEV_DE_IF_DEVAR_H 33 34typedef bus_addr_t tulip_csrptr_t; 35 36#define TULIP_PCI_CSRSIZE 8 37#define TULIP_PCI_CSROFFSET 0 38 39#define TULIP_CSR_READ(sc, csr) \ 40 bus_space_read_4((sc)->tulip_csrs_bst, \ 41 (sc)->tulip_csrs_bsh, \ 42 (sc)->tulip_csrs.csr) 43#define TULIP_CSR_WRITE(sc, csr, val) \ 44 bus_space_write_4((sc)->tulip_csrs_bst, \ 45 (sc)->tulip_csrs_bsh, \ 46 (sc)->tulip_csrs.csr, val) 47 48/* 49 * This structure contains "pointers" for the registers on 50 * the various 21x4x chips. CSR0 through CSR8 are common 51 * to all chips. After that, it gets messy... 52 */ 53typedef struct { 54 tulip_csrptr_t csr_busmode; /* CSR0 */ 55 tulip_csrptr_t csr_txpoll; /* CSR1 */ 56 tulip_csrptr_t csr_rxpoll; /* CSR2 */ 57 tulip_csrptr_t csr_rxlist; /* CSR3 */ 58 tulip_csrptr_t csr_txlist; /* CSR4 */ 59 tulip_csrptr_t csr_status; /* CSR5 */ 60 tulip_csrptr_t csr_command; /* CSR6 */ 61 tulip_csrptr_t csr_intr; /* CSR7 */ 62 tulip_csrptr_t csr_missed_frames; /* CSR8 */ 63 tulip_csrptr_t csr_9; /* CSR9 */ 64 tulip_csrptr_t csr_10; /* CSR10 */ 65 tulip_csrptr_t csr_11; /* CSR11 */ 66 tulip_csrptr_t csr_12; /* CSR12 */ 67 tulip_csrptr_t csr_13; /* CSR13 */ 68 tulip_csrptr_t csr_14; /* CSR14 */ 69 tulip_csrptr_t csr_15; /* CSR15 */ 70} tulip_regfile_t; 71 72#define csr_enetrom csr_9 /* 21040 */ 73#define csr_reserved csr_10 /* 21040 */ 74#define csr_full_duplex csr_11 /* 21040 */ 75#define csr_bootrom csr_10 /* 21041/21140A/?? */ 76#define csr_gp csr_12 /* 21140* */ 77#define csr_watchdog csr_15 /* 21140* */ 78#define csr_gp_timer csr_11 /* 21041/21140* */ 79#define csr_srom_mii csr_9 /* 21041/21140* */ 80#define csr_sia_status csr_12 /* 2104x */ 81#define csr_sia_connectivity csr_13 /* 2104x */ 82#define csr_sia_tx_rx csr_14 /* 2104x */ 83#define csr_sia_general csr_15 /* 2104x */ 84 85/* 86 * While 21x4x allows chaining of its descriptors, this driver 87 * doesn't take advantage of it. We keep the descriptors in a 88 * traditional FIFO ring. 89 */ 90typedef struct { 91 tulip_desc_t *di_desc; 92 struct mbuf *di_mbuf; 93 bus_dmamap_t *di_map; 94} tulip_descinfo_t; 95 96typedef struct { 97 tulip_descinfo_t *ri_first; /* first entry in ring */ 98 tulip_descinfo_t *ri_last; /* one after last entry */ 99 tulip_descinfo_t *ri_nextin; /* next to processed by host */ 100 tulip_descinfo_t *ri_nextout; /* next to processed by adapter */ 101 int ri_max; 102 int ri_free; 103 tulip_desc_t *ri_descs; 104 tulip_descinfo_t *ri_descinfo; 105 bus_dma_tag_t ri_ring_tag; 106 bus_dmamap_t ri_ring_map; 107 uint32_t ri_dma_addr; 108 bus_dma_tag_t ri_data_tag; 109 bus_dmamap_t *ri_data_maps; 110} tulip_ringinfo_t; 111 112/* 113 * The 21040 has a stupid restriction in that the receive 114 * buffers must be longword aligned. But since Ethernet 115 * headers are not a multiple of longwords in size this forces 116 * the data to non-longword aligned. Since IP requires the 117 * data to be longword aligned, we need to copy it after it has 118 * been DMA'ed in our memory. 119 * 120 * Since we have to copy it anyways, we might as well as allocate 121 * dedicated receive space for the input. This allows to use a 122 * small receive buffer size and more ring entries to be able to 123 * better keep with a flood of tiny Ethernet packets. 124 * 125 * The receive space MUST ALWAYS be a multiple of the page size. 126 * And the number of receive descriptors multiplied by the size 127 * of the receive buffers must equal the receive space. This 128 * is so that we can manipulate the page tables so that even if a 129 * packet wraps around the end of the receive space, we can 130 * treat it as virtually contiguous. 131 * 132 * The above used to be true (the stupid restriction is still true) 133 * but we gone to directly DMA'ing into MBUFs (unless it's on an 134 * architecture which can't handle unaligned accesses) because with 135 * 100Mb/s cards the copying is just too much of a hit. 136 */ 137#if !defined(__i386__) 138#define TULIP_COPY_RXDATA 1 139#endif 140 141#define TULIP_DATA_PER_DESC 2032 142#define TULIP_TXTIMER 4 143#define TULIP_RXDESCS 48 144#define TULIP_TXDESCS 128 145#define TULIP_RXQ_TARGET 32 146#if TULIP_RXQ_TARGET >= TULIP_RXDESCS 147#error TULIP_RXQ_TARGET must be less than TULIP_RXDESCS 148#endif 149#define TULIP_RX_BUFLEN ((MCLBYTES < 2048 ? MCLBYTES : 2048) - 16) 150 151/* 152 * Forward reference to make C happy. 153 */ 154typedef struct tulip_softc tulip_softc_t; 155 156/* 157 * Enumeration of the various controllers supported. 158 */ 159typedef enum { 160 TULIP_21040, 161 TULIP_21041, 162 TULIP_21140, 163 TULIP_21140A, 164 TULIP_21142, 165 TULIP_21143, 166 TULIP_CHIPID_UNKNOWN 167} tulip_chipid_t; 168 169/* 170 * Various physical media types supported. 171 * BNCAUI is BNC or AUI since on the 21040 you can't really tell 172 * which is in use. 173 */ 174typedef enum { 175 TULIP_MEDIA_UNKNOWN, 176 TULIP_MEDIA_10BASET, 177 TULIP_MEDIA_10BASET_FD, 178 TULIP_MEDIA_BNC, 179 TULIP_MEDIA_AUI, 180 TULIP_MEDIA_EXTSIA, 181 TULIP_MEDIA_AUIBNC, 182 TULIP_MEDIA_100BASETX, 183 TULIP_MEDIA_100BASETX_FD, 184 TULIP_MEDIA_100BASET4, 185 TULIP_MEDIA_100BASEFX, 186 TULIP_MEDIA_100BASEFX_FD, 187 TULIP_MEDIA_MAX 188} tulip_media_t; 189 190#define TULIP_BIT(b) (1L << ((int)(b))) 191#define TULIP_FDBIT(m) (1L << ((int)TULIP_MEDIA_ ## m ## _FD)) 192#define TULIP_MBIT(m) (1L << ((int)TULIP_MEDIA_ ## m )) 193#define TULIP_IS_MEDIA_FD(m) (TULIP_BIT(m) & \ 194 (TULIP_FDBIT(10BASET) | \ 195 TULIP_FDBIT(100BASETX) | \ 196 TULIP_FDBIT(100BASEFX))) 197#define TULIP_CAN_MEDIA_FD(m) (TULIP_BIT(m) & \ 198 (TULIP_MBIT(10BASET) | \ 199 TULIP_MBIT(100BASETX) | \ 200 TULIP_MBIT(100BASEFX))) 201#define TULIP_FD_MEDIA_OF(m) ((tulip_media_t)((m) + 1)) 202#define TULIP_HD_MEDIA_OF(m) ((tulip_media_t)((m) - 1)) 203#define TULIP_IS_MEDIA_100MB(m) ((m) >= TULIP_MEDIA_100BASETX) 204#define TULIP_IS_MEDIA_TP(m) ((TULIP_BIT(m) & \ 205 (TULIP_MBIT(BNC) | \ 206 TULIP_MBIT(AUI) | \ 207 TULIP_MBIT(AUIBNC) | \ 208 TULIP_MBIT(EXTSIA))) == 0) 209 210#define TULIP_SROM_ATTR_MII 0x0100 211#define TULIP_SROM_ATTR_NWAY 0x0200 212#define TULIP_SROM_ATTR_AUTOSENSE 0x0400 213#define TULIP_SROM_ATTR_POWERUP 0x0800 214#define TULIP_SROM_ATTR_NOLINKPASS 0x1000 215 216typedef struct { 217 enum { 218 TULIP_MEDIAINFO_NONE, 219 TULIP_MEDIAINFO_SIA, 220 TULIP_MEDIAINFO_GPR, 221 TULIP_MEDIAINFO_MII, 222 TULIP_MEDIAINFO_RESET, 223 TULIP_MEDIAINFO_SYM 224 } mi_type; 225 union { 226 struct { 227 u_int16_t sia_connectivity; 228 u_int16_t sia_tx_rx; 229 u_int16_t sia_general; 230 u_int32_t sia_gp_control; /* 21142/21143 */ 231 u_int32_t sia_gp_data; /* 21142/21143 */ 232 } un_sia; 233 struct { 234 u_int32_t gpr_cmdmode; 235 u_int32_t gpr_gpcontrol; /* 21142/21143 */ 236 u_int32_t gpr_gpdata; 237 u_int8_t gpr_actmask; 238 u_int8_t gpr_actdata; 239 u_int gpr_default:1; 240 } un_gpr; 241 struct { 242 u_int32_t mii_mediamask; 243 u_int16_t mii_capabilities; 244 u_int16_t mii_advertisement; 245 u_int16_t mii_full_duplex; 246 u_int16_t mii_tx_threshold; 247 u_int16_t mii_interrupt; /* 21142/21143 */ 248 u_int8_t mii_phyaddr; 249 u_int8_t mii_gpr_length; 250 u_int8_t mii_gpr_offset; 251 u_int8_t mii_reset_length; 252 u_int8_t mii_reset_offset; 253 u_int32_t mii_phyid; 254 } un_mii; 255 } mi_un; 256} tulip_media_info_t; 257 258#define mi_sia_connectivity mi_un.un_sia.sia_connectivity 259#define mi_sia_tx_rx mi_un.un_sia.sia_tx_rx 260#define mi_sia_general mi_un.un_sia.sia_general 261#define mi_sia_gp_control mi_un.un_sia.sia_gp_control 262#define mi_sia_gp_data mi_un.un_sia.sia_gp_data 263 264#define mi_gpcontrol mi_un.un_gpr.gpr_gpcontrol 265#define mi_gpdata mi_un.un_gpr.gpr_gpdata 266#define mi_actmask mi_un.un_gpr.gpr_actmask 267#define mi_actdata mi_un.un_gpr.gpr_actdata 268#define mi_default mi_un.un_gpr.gpr_default 269#define mi_cmdmode mi_un.un_gpr.gpr_cmdmode 270 271#define mi_phyaddr mi_un.un_mii.mii_phyaddr 272#define mi_gpr_length mi_un.un_mii.mii_gpr_length 273#define mi_gpr_offset mi_un.un_mii.mii_gpr_offset 274#define mi_reset_length mi_un.un_mii.mii_reset_length 275#define mi_reset_offset mi_un.un_mii.mii_reset_offset 276#define mi_capabilities mi_un.un_mii.mii_capabilities 277#define mi_advertisement mi_un.un_mii.mii_advertisement 278#define mi_full_duplex mi_un.un_mii.mii_full_duplex 279#define mi_tx_threshold mi_un.un_mii.mii_tx_threshold 280#define mi_mediamask mi_un.un_mii.mii_mediamask 281#define mi_mii_interrupt mi_un.un_mii.mii_interrupt 282#define mi_phyid mi_un.un_mii.mii_phyid 283 284#define TULIP_MEDIAINFO_SIA_INIT(sc, mi, chipid, media) do { \ 285 (mi)->mi_type = TULIP_MEDIAINFO_SIA; \ 286 sc->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \ 287 (mi)->mi_sia_connectivity = TULIP_ ## chipid ## _SIACONN_ ## media; \ 288 (mi)->mi_sia_tx_rx = TULIP_ ## chipid ## _SIATXRX_ ## media; \ 289 (mi)->mi_sia_general = TULIP_ ## chipid ## _SIAGEN_ ## media; \ 290} while (0) 291 292#define TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, media) do { \ 293 if ((sc)->tulip_mediums[TULIP_MEDIA_ ## media] == NULL \ 294 && ((mi)->mi_capabilities & PHYSTS_ ## media)) { \ 295 (sc)->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \ 296 (mi)->mi_mediamask |= TULIP_BIT(TULIP_MEDIA_ ## media); \ 297 } \ 298} while (0) 299 300#define TULIP_MII_NOPHY 32 301/* 302 * Some boards need to treated specially. The following enumeration 303 * identifies the cards with quirks (or those we just want to single 304 * out for special merit or scorn). 305 */ 306typedef enum { 307 TULIP_21040_GENERIC, /* Generic 21040 (works with most any board) */ 308 TULIP_21140_ISV, /* Digital Semicondutor 21140 ISV SROM Format */ 309 TULIP_21142_ISV, /* Digital Semicondutor 21142 ISV SROM Format */ 310 TULIP_21143_ISV, /* Digital Semicondutor 21143 ISV SROM Format */ 311 TULIP_21140_DEC_EB, /* Digital Semicondutor 21140 Eval. Board */ 312 TULIP_21140_MII, /* 21140[A] with MII */ 313 TULIP_21140_DEC_DE500, /* Digital DE500-?? 10/100 */ 314 TULIP_21140_SMC_9332, /* SMC 9332 */ 315 TULIP_21140_COGENT_EM100, /* Cogent EM100 100 only */ 316 TULIP_21140_ZNYX_ZX34X, /* ZNYX ZX342 10/100 */ 317 TULIP_21140_ASANTE, /* AsanteFast 10/100 */ 318 TULIP_21140_EN1207, /* Accton EN2107 10/100 BNC */ 319 TULIP_21041_GENERIC /* Generic 21041 card */ 320} tulip_board_t; 321 322typedef enum { 323 TULIP_MEDIAPOLL_TIMER, /* 100ms timer fired */ 324 TULIP_MEDIAPOLL_FASTTIMER, /* <100ms timer fired */ 325 TULIP_MEDIAPOLL_LINKFAIL, /* called from interrupt routine */ 326 TULIP_MEDIAPOLL_LINKPASS, /* called from interrupt routine */ 327 TULIP_MEDIAPOLL_START, /* start a media probe (from reset) */ 328 TULIP_MEDIAPOLL_TXPROBE_OK, /* txprobe succeeded */ 329 TULIP_MEDIAPOLL_TXPROBE_FAILED, /* txprobe failed */ 330 TULIP_MEDIAPOLL_MAX 331} tulip_mediapoll_event_t; 332 333typedef enum { 334 TULIP_LINK_DOWN, /* Link is down */ 335 TULIP_LINK_UP, /* link is ok */ 336 TULIP_LINK_UNKNOWN /* we can't tell either way */ 337} tulip_link_status_t; 338 339/* 340 * This data structure is used to abstract out the quirks. 341 * media_probe = tries to determine the media type. 342 * media_select = enables the current media (or autosenses) 343 * media_poll = autosenses media 344 * media_preset = 21140, etal requires bit to set before the 345 * the software reset; hence pre-set. Should be 346 * pre-reset but that's ugly. 347 */ 348typedef struct { 349 tulip_board_t bd_type; 350 void (*bd_media_probe)(tulip_softc_t * const sc); 351 void (*bd_media_select)(tulip_softc_t * const sc); 352 void (*bd_media_poll)(tulip_softc_t * const sc, 353 tulip_mediapoll_event_t event); 354 void (*bd_media_preset) (tulip_softc_t * const sc); 355} tulip_boardsw_t; 356 357/* 358 * The next few declarations are for MII/PHY based boards. 359 * 360 * The first enumeration identifies a superset of various datums 361 * that can be obtained from various PHY chips. Not all PHYs will 362 * support all datums. 363 * The modedata structure indicates what register contains 364 * a datum, what mask is applied the register contents, and what the 365 * result should be. 366 * The attr structure records information about a supported PHY. 367 * The phy structure records information about a PHY instance. 368 */ 369typedef enum { 370 PHY_MODE_10T, 371 PHY_MODE_100TX, 372 PHY_MODE_100T4, 373 PHY_MODE_FULLDUPLEX, 374 PHY_MODE_MAX 375} tulip_phy_mode_t; 376 377typedef struct { 378 u_int16_t pm_regno; 379 u_int16_t pm_mask; 380 u_int16_t pm_value; 381} tulip_phy_modedata_t; 382 383typedef struct { 384 u_int32_t attr_id; 385 u_int16_t attr_flags; 386 tulip_phy_modedata_t attr_modes[PHY_MODE_MAX]; 387#ifdef TULIP_DEBUG 388 const char *attr_name; 389#endif 390} tulip_phy_attr_t; 391 392/* Definitions for tulip_phy_attr_t.attr_flags */ 393#define PHY_NEED_HARD_RESET 0x0001 394#define PHY_DUAL_CYCLE_TA 0x0002 395 396/* 397 * Various probe states used when trying to autosense the media. 398 */ 399typedef enum { 400 TULIP_PROBE_INACTIVE, 401 TULIP_PROBE_PHYRESET, 402 TULIP_PROBE_PHYAUTONEG, 403 TULIP_PROBE_GPRTEST, 404 TULIP_PROBE_MEDIATEST, 405 TULIP_PROBE_FAILED 406} tulip_probe_state_t; 407 408typedef struct { 409 /* 410 * Transmit Statistics 411 */ 412 u_int32_t dot3StatsSingleCollisionFrames; 413 u_int32_t dot3StatsMultipleCollisionFrames; 414 u_int32_t dot3StatsSQETestErrors; 415 u_int32_t dot3StatsDeferredTransmissions; 416 u_int32_t dot3StatsLateCollisions; 417 u_int32_t dot3StatsExcessiveCollisions; 418 u_int32_t dot3StatsCarrierSenseErrors; 419 u_int32_t dot3StatsInternalMacTransmitErrors; 420 /* not in rfc1650! */ 421 u_int32_t dot3StatsInternalTransmitUnderflows; 422 /* not in rfc1650! */ 423 u_int32_t dot3StatsInternalTransmitBabbles; 424 /* 425 * Receive Statistics 426 */ 427 u_int32_t dot3StatsMissedFrames; /* not in rfc1650! */ 428 u_int32_t dot3StatsAlignmentErrors; 429 u_int32_t dot3StatsFCSErrors; 430 u_int32_t dot3StatsFrameTooLongs; 431 u_int32_t dot3StatsInternalMacReceiveErrors; 432} tulip_dot3_stats_t; 433 434/* 435 * Probe information. 436 */ 437struct tulip_probe_info { 438 u_int8_t probe_count; /* count of probe operations */ 439 int32_t probe_timeout; /* time (ms) of probe timeout */ 440 tulip_probe_state_t probe_state; /* current media probe state */ 441 tulip_media_t probe_media; /* current media being probed */ 442 u_int32_t probe_mediamask; /* medias checked */ 443 u_int32_t probe_passes; /* times autosense failed */ 444 u_int32_t probe_txprobes; /* txprobes attempted */ 445}; 446 447/* 448 * Debugging/Statistical information. 449 */ 450struct tulip_dbg_info { 451 tulip_media_t dbg_last_media; 452 u_int32_t dbg_intrs; 453 u_int32_t dbg_media_probes; 454 u_int32_t dbg_txprobe_nocarr; 455 u_int32_t dbg_txprobe_exccoll; 456 u_int32_t dbg_link_downed; 457 u_int32_t dbg_link_suspected; 458 u_int32_t dbg_link_intrs; 459 u_int32_t dbg_link_pollintrs; 460 u_int32_t dbg_link_failures; 461 u_int32_t dbg_nway_starts; 462 u_int32_t dbg_nway_failures; 463 u_int16_t dbg_phyregs[32][4]; 464 u_int32_t dbg_rxlowbufs; 465 u_int32_t dbg_rxintrs; 466 u_int32_t dbg_last_rxintrs; 467 u_int32_t dbg_high_rxintrs_hz; 468 u_int32_t dbg_no_txmaps; 469 u_int32_t dbg_txput_finishes[8]; 470 u_int32_t dbg_txprobes_ok[TULIP_MEDIA_MAX]; 471 u_int32_t dbg_txprobes_failed[TULIP_MEDIA_MAX]; 472 u_int32_t dbg_events[TULIP_MEDIAPOLL_MAX]; 473 u_int32_t dbg_rxpktsperintr[TULIP_RXDESCS]; 474}; 475 476/* 477 * Performance statistics. 478 */ 479struct tulip_perfstat { 480 u_quad_t perf_intr_cycles; 481 u_quad_t perf_ifstart_cycles; 482 u_quad_t perf_ifstart_one_cycles; 483 u_quad_t perf_ifioctl_cycles; 484 u_quad_t perf_ifwatchdog_cycles; 485 u_quad_t perf_timeout_cycles; 486 u_quad_t perf_txput_cycles; 487 u_quad_t perf_txintr_cycles; 488 u_quad_t perf_rxintr_cycles; 489 u_quad_t perf_rxget_cycles; 490 unsigned int perf_intr; 491 unsigned int perf_ifstart; 492 unsigned int perf_ifstart_one; 493 unsigned int perf_ifioctl; 494 unsigned int perf_ifwatchdog; 495 unsigned int perf_timeout; 496 unsigned int perf_txput; 497 unsigned int perf_txintr; 498 unsigned int perf_rxintr; 499 unsigned int perf_rxget; 500}; 501#define TULIP_PERF_CURRENT 0 502#define TULIP_PERF_PREVIOUS 1 503#define TULIP_PERF_TOTAL 2 504#define TULIP_PERF_MAX 3 505 506/* 507 * Per-driver-instance state. 508 */ 509struct tulip_softc { 510 device_t tulip_dev; 511 struct ifmedia tulip_ifmedia; 512 int tulip_unit; 513 struct ifnet *tulip_ifp; 514 u_char tulip_enaddr[ETHER_ADDR_LEN]; 515 bus_space_tag_t tulip_csrs_bst; 516 bus_space_handle_t tulip_csrs_bsh; 517 tulip_regfile_t tulip_csrs; 518 519 u_int32_t tulip_flags; 520 u_int32_t tulip_features; 521 u_int32_t tulip_intrmask; 522 u_int32_t tulip_cmdmode; 523 u_int32_t tulip_last_system_error:3; 524 u_int32_t tulip_txtimer:3; /* transmission timer */ 525 u_int32_t tulip_system_errors; 526 u_int32_t tulip_statusbits; /* status bits from 527 * CSR5 that may need 528 * to be printed 529 */ 530 tulip_media_info_t *tulip_mediums[TULIP_MEDIA_MAX]; 531 tulip_media_t tulip_media; /* current media type */ 532 u_int32_t tulip_abilities; /* remote system's 533 * abilities (as 534 * defined in IEEE 535 * 802.3u) 536 */ 537 u_int8_t tulip_revinfo; /* chip revision */ 538 u_int8_t tulip_phyaddr; /* current phy */ 539 u_int8_t tulip_gpinit; /* active pins on 540 * 21140 541 */ 542 u_int8_t tulip_gpdata; /* default gpdata for 21140 */ 543 struct tulip_probe_info tulip_probe; 544 tulip_chipid_t tulip_chipid; /* type of chip we are using */ 545 const tulip_boardsw_t *tulip_boardsw; /* board/chip characteristics */ 546 tulip_softc_t *tulip_slaves; /* slaved devices (ZX3xx) */ 547#if defined(TULIP_DEBUG) 548 struct tulip_dbg_info tulip_dbg; 549#endif 550#if defined(TULIP_PERFSTATS) 551 struct tulip_perfstat tulip_perfstats[TULIP_PERF_MAX]; 552#endif 553 tulip_dot3_stats_t tulip_dot3stats; 554 tulip_ringinfo_t tulip_rxinfo; 555 tulip_ringinfo_t tulip_txinfo; 556 tulip_media_info_t tulip_mediainfo[10]; 557 /* 558 * The setup buffers for sending the setup frame to the chip. one is 559 * the one being sent while the other is the one being filled. 560 */ 561 bus_dma_tag_t tulip_setup_tag; 562 bus_dmamap_t tulip_setup_map; 563 uint32_t tulip_setup_dma_addr; 564 u_int32_t *tulip_setupbuf; 565 u_int32_t tulip_setupdata[192 / sizeof(u_int32_t)]; 566 char tulip_boardid[24]; 567 u_int8_t tulip_rombuf[128]; /* must be aligned */ 568 569 /* needed for multiport boards */ 570 u_int8_t tulip_pci_busno; 571 u_int8_t tulip_pci_devno; 572 573 u_int8_t tulip_connidx; 574 tulip_srom_connection_t tulip_conntype; 575 struct callout tulip_callout; 576 struct mtx tulip_mutex; 577}; 578 579#define tulip_curperfstats tulip_perfstats[TULIP_PERF_CURRENT] 580#define tulip_probe_count tulip_probe.probe_count 581#define tulip_probe_timeout tulip_probe.probe_timeout 582#define tulip_probe_state tulip_probe.probe_state 583#define tulip_probe_media tulip_probe.probe_media 584#define tulip_probe_mediamask tulip_probe.probe_mediamask 585#define tulip_probe_passes tulip_probe.probe_passes 586 587/* Definitions for tulip_flags. */ 588#define TULIP_WANTSETUP 0x00000001 589#define TULIP_WANTHASHPERFECT 0x00000002 590#define TULIP_WANTHASHONLY 0x00000004 591#define TULIP_DOINGSETUP 0x00000008 592#define TULIP_PRINTMEDIA 0x00000010 593#define TULIP_TXPROBE_ACTIVE 0x00000020 594#define TULIP_ALLMULTI 0x00000040 595#define TULIP_WANTRXACT 0x00000080 596#define TULIP_RXACT 0x00000100 597#define TULIP_INRESET 0x00000200 598#define TULIP_NEEDRESET 0x00000400 599#define TULIP_SQETEST 0x00000800 600#define TULIP_xxxxxx0 0x00001000 601#define TULIP_xxxxxx1 0x00002000 602#define TULIP_WANTTXSTART 0x00004000 603#define TULIP_NEWTXTHRESH 0x00008000 604#define TULIP_NOAUTOSENSE 0x00010000 605#define TULIP_PRINTLINKUP 0x00020000 606#define TULIP_LINKUP 0x00040000 607#define TULIP_RXBUFSLOW 0x00080000 608#define TULIP_NOMESSAGES 0x00100000 609#define TULIP_SYSTEMERROR 0x00200000 610#define TULIP_TIMEOUTPENDING 0x00400000 611#define TULIP_xxxxxx2 0x00800000 612#define TULIP_TRYNWAY 0x01000000 613#define TULIP_DIDNWAY 0x02000000 614#define TULIP_RXIGNORE 0x04000000 615#define TULIP_PROBE1STPASS 0x08000000 616#define TULIP_DEVICEPROBE 0x10000000 617#define TULIP_PROMISC 0x20000000 618#define TULIP_HASHONLY 0x40000000 619#define TULIP_xxxxxx3 0x80000000 620 621/* Definitions for tulip_features. */ 622#define TULIP_HAVE_GPR 0x00000001 /* have gp register (140[A]) */ 623#define TULIP_HAVE_RXBADOVRFLW 0x00000002 /* RX corrupts on overflow */ 624#define TULIP_HAVE_POWERMGMT 0x00000004 /* Snooze/sleep modes */ 625#define TULIP_HAVE_MII 0x00000008 /* Some medium on MII */ 626#define TULIP_HAVE_SIANWAY 0x00000010 /* SIA does NWAY */ 627#define TULIP_HAVE_DUALSENSE 0x00000020 /* SIA senses both AUI & TP */ 628#define TULIP_HAVE_SIAGP 0x00000040 /* SIA has a GP port */ 629#define TULIP_HAVE_BROKEN_HASH 0x00000080 /* Broken Multicast Hash */ 630#define TULIP_HAVE_ISVSROM 0x00000100 /* uses ISV SROM Format */ 631#define TULIP_HAVE_BASEROM 0x00000200 /* Board ROM can be cloned */ 632#define TULIP_HAVE_SLAVEDROM 0x00000400 /* Board ROM cloned */ 633#define TULIP_HAVE_SLAVEDINTR 0x00000800 /* Board slaved interrupt */ 634#define TULIP_HAVE_SHAREDINTR 0x00001000 /* Board shares interrupts */ 635#define TULIP_HAVE_OKROM 0x00002000 /* ROM was recognized */ 636#define TULIP_HAVE_NOMEDIA 0x00004000 /* did not detect any media */ 637#define TULIP_HAVE_STOREFWD 0x00008000 /* have CMD_STOREFWD */ 638#define TULIP_HAVE_SIA100 0x00010000 /* has LS100 in SIA status */ 639#define TULIP_HAVE_OKSROM 0x00020000 /* SROM CRC is OK */ 640 641#define TULIP_DO_AUTOSENSE(sc) \ 642 (IFM_SUBTYPE((sc)->tulip_ifmedia.ifm_media) == IFM_AUTO) 643 644#if defined(TULIP_HDR_DATA) 645static const char *const tulip_chipdescs[] = { 646 "21040 [10Mb/s]", 647 "21041 [10Mb/s]", 648 "21140 [10-100Mb/s]", 649 "21140A [10-100Mb/s]", 650 "21142 [10-100Mb/s]", 651 "21143 [10-100Mb/s]", 652}; 653 654static const char *const tulip_mediums[] = { 655 "unknown", /* TULIP_MEDIA_UNKNOWN */ 656 "10baseT", /* TULIP_MEDIA_10BASET */ 657 "Full Duplex 10baseT", /* TULIP_MEDIA_10BASET_FD */ 658 "BNC", /* TULIP_MEDIA_BNC */ 659 "AUI", /* TULIP_MEDIA_AUI */ 660 "External SIA", /* TULIP_MEDIA_EXTSIA */ 661 "AUI/BNC", /* TULIP_MEDIA_AUIBNC */ 662 "100baseTX", /* TULIP_MEDIA_100BASET */ 663 "Full Duplex 100baseTX",/* TULIP_MEDIA_100BASET_FD */ 664 "100baseT4", /* TULIP_MEDIA_100BASET4 */ 665 "100baseFX", /* TULIP_MEDIA_100BASEFX */ 666 "Full Duplex 100baseFX",/* TULIP_MEDIA_100BASEFX_FD */ 667}; 668 669static const int tulip_media_to_ifmedia[] = { 670 IFM_ETHER | IFM_NONE, /* TULIP_MEDIA_UNKNOWN */ 671 IFM_ETHER | IFM_10_T, /* TULIP_MEDIA_10BASET */ 672 IFM_ETHER | IFM_10_T | IFM_FDX, /* TULIP_MEDIA_10BASET_FD */ 673 IFM_ETHER | IFM_10_2, /* TULIP_MEDIA_BNC */ 674 IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUI */ 675 IFM_ETHER | IFM_MANUAL, /* TULIP_MEDIA_EXTSIA */ 676 IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUIBNC */ 677 IFM_ETHER | IFM_100_TX, /* TULIP_MEDIA_100BASET */ 678 IFM_ETHER | IFM_100_TX | IFM_FDX, /* TULIP_MEDIA_100BASET_FD */ 679 IFM_ETHER | IFM_100_T4, /* TULIP_MEDIA_100BASET4 */ 680 IFM_ETHER | IFM_100_FX, /* TULIP_MEDIA_100BASEFX */ 681 IFM_ETHER | IFM_100_FX | IFM_FDX, /* TULIP_MEDIA_100BASEFX_FD */ 682}; 683 684static const char *const tulip_system_errors[] = { 685 "parity error", 686 "master abort", 687 "target abort", 688 "reserved #3", 689 "reserved #4", 690 "reserved #5", 691 "reserved #6", 692 "reserved #7", 693}; 694 695static const char *const tulip_status_bits[] = { 696 NULL, 697 "transmit process stopped", 698 NULL, 699 "transmit jabber timeout", 700 701 NULL, 702 "transmit underflow", 703 NULL, 704 "receive underflow", 705 706 "receive process stopped", 707 "receive watchdog timeout", 708 NULL, 709 NULL, 710 711 "link failure", 712 NULL, 713 NULL, 714}; 715 716static const struct { 717 tulip_srom_connection_t sc_type; 718 tulip_media_t sc_media; 719 u_int32_t sc_attrs; 720} tulip_srom_conninfo[] = { 721 { 722 TULIP_SROM_CONNTYPE_10BASET, TULIP_MEDIA_10BASET 723 }, 724 { 725 TULIP_SROM_CONNTYPE_BNC, TULIP_MEDIA_BNC 726 }, 727 { 728 TULIP_SROM_CONNTYPE_AUI, TULIP_MEDIA_AUI 729 }, 730 { 731 TULIP_SROM_CONNTYPE_100BASETX, TULIP_MEDIA_100BASETX 732 }, 733 { 734 TULIP_SROM_CONNTYPE_100BASET4, TULIP_MEDIA_100BASET4 735 }, 736 { 737 TULIP_SROM_CONNTYPE_100BASEFX, TULIP_MEDIA_100BASEFX 738 }, 739 { 740 TULIP_SROM_CONNTYPE_MII_10BASET, TULIP_MEDIA_10BASET, 741 TULIP_SROM_ATTR_MII 742 }, 743 { 744 TULIP_SROM_CONNTYPE_MII_100BASETX, TULIP_MEDIA_100BASETX, 745 TULIP_SROM_ATTR_MII 746 }, 747 { 748 TULIP_SROM_CONNTYPE_MII_100BASET4, TULIP_MEDIA_100BASET4, 749 TULIP_SROM_ATTR_MII 750 }, 751 { 752 TULIP_SROM_CONNTYPE_MII_100BASEFX, TULIP_MEDIA_100BASEFX, 753 TULIP_SROM_ATTR_MII 754 }, 755 { 756 TULIP_SROM_CONNTYPE_10BASET_NWAY, TULIP_MEDIA_10BASET, 757 TULIP_SROM_ATTR_NWAY 758 }, 759 { 760 TULIP_SROM_CONNTYPE_10BASET_FD, TULIP_MEDIA_10BASET_FD 761 }, 762 { 763 TULIP_SROM_CONNTYPE_MII_10BASET_FD, TULIP_MEDIA_10BASET_FD, 764 TULIP_SROM_ATTR_MII 765 }, 766 { 767 TULIP_SROM_CONNTYPE_100BASETX_FD, TULIP_MEDIA_100BASETX_FD 768 }, 769 { 770 TULIP_SROM_CONNTYPE_MII_100BASETX_FD, TULIP_MEDIA_100BASETX_FD, 771 TULIP_SROM_ATTR_MII 772 }, 773 { 774 TULIP_SROM_CONNTYPE_10BASET_NOLINKPASS, TULIP_MEDIA_10BASET, 775 TULIP_SROM_ATTR_NOLINKPASS 776 }, 777 { 778 TULIP_SROM_CONNTYPE_AUTOSENSE, TULIP_MEDIA_UNKNOWN, 779 TULIP_SROM_ATTR_AUTOSENSE 780 }, 781 { 782 TULIP_SROM_CONNTYPE_AUTOSENSE_POWERUP, TULIP_MEDIA_UNKNOWN, 783 TULIP_SROM_ATTR_AUTOSENSE | TULIP_SROM_ATTR_POWERUP 784 }, 785 { 786 TULIP_SROM_CONNTYPE_AUTOSENSE_NWAY, TULIP_MEDIA_UNKNOWN, 787 TULIP_SROM_ATTR_AUTOSENSE | TULIP_SROM_ATTR_NWAY 788 }, 789 { 790 TULIP_SROM_CONNTYPE_NOT_USED, TULIP_MEDIA_UNKNOWN 791 } 792}; 793#define TULIP_SROM_LASTCONNIDX \ 794 (sizeof(tulip_srom_conninfo)/sizeof(tulip_srom_conninfo[0]) - 1) 795 796static const struct { 797 tulip_media_t sm_type; 798 tulip_srom_media_t sm_srom_type; 799} tulip_srom_mediums[] = { 800 { 801 TULIP_MEDIA_100BASEFX_FD, TULIP_SROM_MEDIA_100BASEFX_FD 802 }, 803 { 804 TULIP_MEDIA_100BASEFX, TULIP_SROM_MEDIA_100BASEFX 805 }, 806 { 807 TULIP_MEDIA_100BASET4, TULIP_SROM_MEDIA_100BASET4 808 }, 809 { 810 TULIP_MEDIA_100BASETX_FD, TULIP_SROM_MEDIA_100BASETX_FD 811 }, 812 { 813 TULIP_MEDIA_100BASETX, TULIP_SROM_MEDIA_100BASETX 814 }, 815 { 816 TULIP_MEDIA_10BASET_FD, TULIP_SROM_MEDIA_10BASET_FD 817 }, 818 { 819 TULIP_MEDIA_AUI, TULIP_SROM_MEDIA_AUI 820 }, 821 { 822 TULIP_MEDIA_BNC, TULIP_SROM_MEDIA_BNC 823 }, 824 { 825 TULIP_MEDIA_10BASET, TULIP_SROM_MEDIA_10BASET 826 }, 827 { 828 TULIP_MEDIA_UNKNOWN 829 } 830}; 831 832#endif /* TULIP_HDR_DATA */ 833 834/* 835 * Macro to encode 16 bits of a MAC address into the setup buffer. Since 836 * we are casting the two bytes in the char array to a uint16 and then 837 * handing them to this macro, we don't need to swap the bytes in the big 838 * endian case, just shift them left 16. 839 */ 840#if BYTE_ORDER == BIG_ENDIAN 841#define TULIP_SP_MAC(x) ((x) << 16) 842#else 843#define TULIP_SP_MAC(x) (x) 844#endif 845 846/* 847 * This driver supports a maximum of 32 tulip boards. 848 * This should be enough for the forseeable future. 849 */ 850#define TULIP_MAX_DEVICES 32 851 852#define _TULIP_DESC_SYNC(ri, op) \ 853 bus_dmamap_sync((ri)->ri_ring_tag, (ri)->ri_ring_map, (op)) 854#define _TULIP_MAP_SYNC(ri, di, op) \ 855 bus_dmamap_sync((ri)->ri_data_tag, *(di)->di_map, (op)) 856 857/* 858 * Descriptors are both read from and written to by the card (corresponding 859 * to DMA WRITE and READ operations in bus-dma speak). Receive maps are 860 * written to by the card (a DMA READ operation in bus-dma) and transmit 861 * buffers are read from by the card (a DMA WRITE operation in bus-dma). 862 */ 863#define TULIP_RXDESC_PRESYNC(ri) \ 864 _TULIP_DESC_SYNC(ri, BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE) 865#define TULIP_RXDESC_POSTSYNC(ri) \ 866 _TULIP_DESC_SYNC(ri, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE) 867#define TULIP_RXMAP_PRESYNC(ri, di) \ 868 _TULIP_MAP_SYNC(ri, di, BUS_DMASYNC_PREREAD) 869#define TULIP_RXMAP_POSTSYNC(ri, di) \ 870 _TULIP_MAP_SYNC(ri, di, BUS_DMASYNC_POSTREAD) 871#define TULIP_TXDESC_PRESYNC(ri) \ 872 _TULIP_DESC_SYNC(ri, BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE) 873#define TULIP_TXDESC_POSTSYNC(ri) \ 874 _TULIP_DESC_SYNC(ri, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE) 875#define TULIP_TXMAP_PRESYNC(ri, di) \ 876 _TULIP_MAP_SYNC(ri, di, BUS_DMASYNC_PREWRITE) 877#define TULIP_TXMAP_POSTSYNC(ri, di) \ 878 _TULIP_MAP_SYNC(ri, di, BUS_DMASYNC_POSTWRITE) 879 880#ifdef notyet 881#define SIOCGADDRROM _IOW('i', 240, struct ifreq) /* get 128 bytes of ROM */ 882#define SIOCGCHIPID _IOWR('i', 241, struct ifreq) /* get chipid */ 883#endif 884 885#if defined(TULIP_HDR_DATA) 886static tulip_softc_t *tulips[TULIP_MAX_DEVICES]; 887#endif 888 889#define loudprintf if (bootverbose) printf 890 891#if defined(TULIP_PERFSTATS) 892#define TULIP_PERFMERGE(sc, member) \ 893 do { (sc)->tulip_perfstats[TULIP_PERF_TOTAL].member \ 894 += (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member; \ 895 (sc)->tulip_perfstats[TULIP_PERF_PREVIOUS].member \ 896 = (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member; \ 897 (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member = 0; } while (0) 898#define TULIP_PERFSTART(name) const tulip_cycle_t perfstart_ ## name = TULIP_PERFREAD(); 899#define TULIP_PERFEND(name) do { \ 900 (sc)->tulip_curperfstats.perf_ ## name ## _cycles += TULIP_PERFDIFF(perfstart_ ## name, TULIP_PERFREAD()); \ 901 (sc)->tulip_curperfstats.perf_ ## name ++; \ 902 } while (0) 903 904typedef u_long tulip_cycle_t; 905 906static __inline tulip_cycle_t 907TULIP_PERFREAD(void) 908{ 909 return (get_cyclecount()); 910} 911 912#define TULIP_PERFDIFF(s, f) ((f) - (s)) 913#else 914#define TULIP_PERFSTART(name) 915#define TULIP_PERFEND(name) do { } while (0) 916#define TULIP_PERFMERGE(s,n) do { } while (0) 917#endif /* TULIP_PERFSTATS */ 918 919#define TULIP_CRC32_POLY 0xEDB88320UL /* CRC-32 Poly -- Little 920 * Endian */ 921#define TULIP_MAX_TXSEG 30 922#define TULIP_MAX_FRAGS 2 923 924#define TULIP_ADDREQUAL(a1, a2) \ 925 (((u_int16_t *)a1)[0] == ((u_int16_t *)a2)[0] \ 926 && ((u_int16_t *)a1)[1] == ((u_int16_t *)a2)[1] \ 927 && ((u_int16_t *)a1)[2] == ((u_int16_t *)a2)[2]) 928#define TULIP_ADDRBRDCST(a1) \ 929 (((u_int16_t *)a1)[0] == 0xFFFFU \ 930 && ((u_int16_t *)a1)[1] == 0xFFFFU \ 931 && ((u_int16_t *)a1)[2] == 0xFFFFU) 932 933#define TULIP_MUTEX(sc) (&(sc)->tulip_mutex) 934#define TULIP_LOCK(sc) mtx_lock(TULIP_MUTEX(sc)) 935#define TULIP_UNLOCK(sc) mtx_unlock(TULIP_MUTEX(sc)) 936#define TULIP_LOCK_ASSERT(sc) mtx_assert(TULIP_MUTEX(sc), MA_OWNED) 937 938#endif /* DEV_DE_IF_DEVAR_H */ 939