if_de.c revision 36945
1/* $NetBSD: if_de.c,v 1.69 1998/06/08 06:55:55 thorpej Exp $ */ 2/* $Id: if_de.c,v 1.82 1998/03/08 16:53:54 peter Exp $ */ 3 4/*- 5 * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. The name of the author may not be used to endorse or promote products 14 * derived from this software withough specific prior written permission 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * 27 * Id: if_de.c,v 1.94 1997/07/03 16:55:07 thomas Exp 28 * 29 */ 30 31/* 32 * DEC 21040 PCI Ethernet Controller 33 * 34 * Written by Matt Thomas 35 * BPF support code stolen directly from if_ec.c 36 * 37 * This driver supports the DEC DE435 or any other PCI 38 * board which support 21040, 21041, or 21140 (mostly). 39 */ 40#define TULIP_HDR_DATA 41 42#include "opt_inet.h" 43#include "opt_ipx.h" 44 45#include <sys/param.h> 46#include <sys/systm.h> 47#include <sys/mbuf.h> 48#include <sys/socket.h> 49#include <sys/sockio.h> 50#include <sys/malloc.h> 51#include <sys/kernel.h> 52#if defined(__FreeBSD__) 53#include <machine/clock.h> 54#elif defined(__bsdi__) || defined(__NetBSD__) 55#include <sys/device.h> 56#endif 57 58#if defined(__NetBSD__) 59#include "rnd.h" 60#if NRND > 0 61#include <sys/rnd.h> 62#endif 63#endif 64 65#include <net/if.h> 66#if defined(SIOCSIFMEDIA) && !defined(TULIP_NOIFMEDIA) 67#include <net/if_media.h> 68#endif 69#include <net/if_dl.h> 70#ifdef TULIP_USE_SOFTINTR 71#include <net/netisr.h> 72#endif 73 74#if defined(__bsdi__) && _BSDI_VERSION >= 199701 75#include <dev/mii/mii.h> 76#include <dev/mii/miivar.h> 77#endif 78 79#include "bpfilter.h" 80#if NBPFILTER > 0 81#include <net/bpf.h> 82#endif 83 84#ifdef INET 85#include <netinet/in.h> 86#include <netinet/if_ether.h> 87#endif 88 89#ifdef IPX 90#include <netipx/ipx.h> 91#include <netipx/ipx_if.h> 92#endif 93 94#ifdef NS 95#include <netns/ns.h> 96#include <netns/ns_if.h> 97#endif 98 99#include <vm/vm.h> 100 101#if defined(__FreeBSD__) 102#include <vm/pmap.h> 103#include <pci.h> 104#if NPCI > 0 105#include <pci/pcivar.h> 106#include <pci/dc21040reg.h> 107#define DEVAR_INCLUDE "pci/if_devar.h" 108#endif 109#endif /* __FreeBSD__ */ 110 111#if defined(__bsdi__) 112#include <netinet/if_ether.h> 113#include <i386/pci/ic/dc21040reg.h> 114#include <i386/isa/isa.h> 115#include <i386/isa/icu.h> 116#include <i386/isa/dma.h> 117#include <i386/isa/isavar.h> 118#include <i386/pci/pci.h> 119#if _BSDI_VERSION < 199510 120#include <eisa.h> 121#else 122#define NEISA 0 123#endif 124#if NEISA > 0 && _BSDI_VERSION >= 199401 125#include <i386/eisa/eisa.h> 126#define TULIP_EISA 127#endif 128#define DEVAR_INCLUDE "i386/pci/if_devar.h" 129#endif /* __bsdi__ */ 130 131#if defined(__NetBSD__) 132#include <net/if_ether.h> 133#if defined(INET) 134#include <netinet/if_inarp.h> 135#endif 136#include <machine/bus.h> 137#include <machine/intr.h> 138#include <dev/pci/pcireg.h> 139#include <dev/pci/pcivar.h> 140#include <dev/ic/dc21040reg.h> 141#define DEVAR_INCLUDE "dev/pci/if_devar.h" 142#endif /* __NetBSD__ */ 143 144/* 145 * Intel CPUs should use I/O mapped access. 146 */ 147#if defined(__i386__) || defined(TULIP_EISA) 148#define TULIP_IOMAPPED 149#endif 150 151#if 0 152/* 153 * This turns on all sort of debugging stuff and make the 154 * driver much larger. 155 */ 156#define TULIP_DEBUG 157#endif 158 159#if 0 160#define TULIP_PERFSTATS 161#endif 162 163#if 0 164#define TULIP_USE_SOFTINTR 165#endif 166 167#define TULIP_HZ 10 168 169#include DEVAR_INCLUDE 170/* 171 * This module supports 172 * the DEC 21040 PCI Ethernet Controller. 173 * the DEC 21041 PCI Ethernet Controller. 174 * the DEC 21140 PCI Fast Ethernet Controller. 175 */ 176static void tulip_mii_autonegotiate(tulip_softc_t * const sc, const unsigned phyaddr); 177static tulip_intrfunc_t tulip_intr_shared(void *arg); 178static tulip_intrfunc_t tulip_intr_normal(void *arg); 179static void tulip_init(tulip_softc_t * const sc); 180static void tulip_reset(tulip_softc_t * const sc); 181static ifnet_ret_t tulip_ifstart_one(struct ifnet *ifp); 182static ifnet_ret_t tulip_ifstart(struct ifnet *ifp); 183static struct mbuf *tulip_txput(tulip_softc_t * const sc, struct mbuf *m); 184static void tulip_txput_setup(tulip_softc_t * const sc); 185static void tulip_rx_intr(tulip_softc_t * const sc); 186static void tulip_addr_filter(tulip_softc_t * const sc); 187static unsigned tulip_mii_readreg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno); 188static void tulip_mii_writereg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno, unsigned data); 189static int tulip_mii_map_abilities(tulip_softc_t * const sc, unsigned abilities); 190static tulip_media_t tulip_mii_phy_readspecific(tulip_softc_t * const sc); 191static int tulip_srom_decode(tulip_softc_t * const sc); 192#if defined(IFM_ETHER) 193static int tulip_ifmedia_change(struct ifnet * const ifp); 194static void tulip_ifmedia_status(struct ifnet * const ifp, struct ifmediareq *req); 195#endif 196/* static void tulip_21140_map_media(tulip_softc_t *sc); */ 197 198static void 199tulip_timeout_callback( 200 void *arg) 201{ 202 tulip_softc_t * const sc = arg; 203 tulip_spl_t s = TULIP_RAISESPL(); 204 205 TULIP_PERFSTART(timeout) 206 207 sc->tulip_flags &= ~TULIP_TIMEOUTPENDING; 208 sc->tulip_probe_timeout -= 1000 / TULIP_HZ; 209 (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_TIMER); 210 211 TULIP_PERFEND(timeout); 212 TULIP_RESTORESPL(s); 213} 214 215static void 216tulip_timeout( 217 tulip_softc_t * const sc) 218{ 219 if (sc->tulip_flags & TULIP_TIMEOUTPENDING) 220 return; 221 sc->tulip_flags |= TULIP_TIMEOUTPENDING; 222 timeout(tulip_timeout_callback, sc, (hz + TULIP_HZ / 2) / TULIP_HZ); 223} 224 225#if defined(TULIP_NEED_FASTTIMEOUT) 226static void 227tulip_fasttimeout_callback( 228 void *arg) 229{ 230 tulip_softc_t * const sc = arg; 231 tulip_spl_t s = TULIP_RAISESPL(); 232 233 sc->tulip_flags &= ~TULIP_FASTTIMEOUTPENDING; 234 (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_FASTTIMER); 235 TULIP_RESTORESPL(s); 236} 237 238static void 239tulip_fasttimeout( 240 tulip_softc_t * const sc) 241{ 242 if (sc->tulip_flags & TULIP_FASTTIMEOUTPENDING) 243 return; 244 sc->tulip_flags |= TULIP_FASTTIMEOUTPENDING; 245 timeout(tulip_fasttimeout_callback, sc, 1); 246} 247#endif 248 249static int 250tulip_txprobe( 251 tulip_softc_t * const sc) 252{ 253 struct mbuf *m; 254 /* 255 * Before we are sure this is the right media we need 256 * to send a small packet to make sure there's carrier. 257 * Strangely, BNC and AUI will "see" receive data if 258 * either is connected so the transmit is the only way 259 * to verify the connectivity. 260 */ 261 MGETHDR(m, M_DONTWAIT, MT_DATA); 262 if (m == NULL) 263 return 0; 264 /* 265 * Construct a LLC TEST message which will point to ourselves. 266 */ 267 bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_dhost, 6); 268 bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_shost, 6); 269 mtod(m, struct ether_header *)->ether_type = htons(3); 270 mtod(m, unsigned char *)[14] = 0; 271 mtod(m, unsigned char *)[15] = 0; 272 mtod(m, unsigned char *)[16] = 0xE3; /* LLC Class1 TEST (no poll) */ 273 m->m_len = m->m_pkthdr.len = sizeof(struct ether_header) + 3; 274 /* 275 * send it! 276 */ 277 sc->tulip_cmdmode |= TULIP_CMD_TXRUN; 278 sc->tulip_intrmask |= TULIP_STS_TXINTR; 279 sc->tulip_flags |= TULIP_TXPROBE_ACTIVE; 280 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); 281 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); 282 if ((m = tulip_txput(sc, m)) != NULL) 283 m_freem(m); 284 sc->tulip_probe.probe_txprobes++; 285 return 1; 286} 287 288#ifdef BIG_PACKET 289#define TULIP_SIAGEN_WATCHDOG (sc->tulip_if.if_mtu > ETHERMTU ? TULIP_WATCHDOG_RXDISABLE|TULIP_WATCHDOG_TXDISABLE : 0) 290#else 291#define TULIP_SIAGEN_WATCHDOG 0 292#endif 293 294static void 295tulip_media_set( 296 tulip_softc_t * const sc, 297 tulip_media_t media) 298{ 299 const tulip_media_info_t *mi = sc->tulip_mediums[media]; 300 301 if (mi == NULL) 302 return; 303 304 /* 305 * If we are switching media, make sure we don't think there's 306 * any stale RX activity 307 */ 308 sc->tulip_flags &= ~TULIP_RXACT; 309 if (mi->mi_type == TULIP_MEDIAINFO_SIA) { 310 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET); 311 TULIP_CSR_WRITE(sc, csr_sia_tx_rx, mi->mi_sia_tx_rx); 312 if (sc->tulip_features & TULIP_HAVE_SIAGP) { 313 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_control|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG); 314 DELAY(50); 315 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_data|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG); 316 } else { 317 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG); 318 } 319 TULIP_CSR_WRITE(sc, csr_sia_connectivity, mi->mi_sia_connectivity); 320 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) { 321#define TULIP_GPR_CMDBITS (TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_SCRAMBLER|TULIP_CMD_TXTHRSHLDCTL) 322 /* 323 * If the cmdmode bits don't match the currently operating mode, 324 * set the cmdmode appropriately and reset the chip. 325 */ 326 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) { 327 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS; 328 sc->tulip_cmdmode |= mi->mi_cmdmode; 329 tulip_reset(sc); 330 } 331 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit); 332 DELAY(10); 333 TULIP_CSR_WRITE(sc, csr_gp, (u_int8_t) mi->mi_gpdata); 334 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) { 335 /* 336 * If the cmdmode bits don't match the currently operating mode, 337 * set the cmdmode appropriately and reset the chip. 338 */ 339 if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) { 340 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS; 341 sc->tulip_cmdmode |= mi->mi_cmdmode; 342 tulip_reset(sc); 343 } 344 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpcontrol); 345 TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpdata); 346 } else if (mi->mi_type == TULIP_MEDIAINFO_MII 347 && sc->tulip_probe_state != TULIP_PROBE_INACTIVE) { 348 int idx; 349 if (sc->tulip_features & TULIP_HAVE_SIAGP) { 350 const u_int8_t *dp; 351 dp = &sc->tulip_rombuf[mi->mi_reset_offset]; 352 for (idx = 0; idx < mi->mi_reset_length; idx++, dp += 2) { 353 DELAY(10); 354 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16); 355 } 356 sc->tulip_phyaddr = mi->mi_phyaddr; 357 dp = &sc->tulip_rombuf[mi->mi_gpr_offset]; 358 for (idx = 0; idx < mi->mi_gpr_length; idx++, dp += 2) { 359 DELAY(10); 360 TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16); 361 } 362 } else { 363 for (idx = 0; idx < mi->mi_reset_length; idx++) { 364 DELAY(10); 365 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx]); 366 } 367 sc->tulip_phyaddr = mi->mi_phyaddr; 368 for (idx = 0; idx < mi->mi_gpr_length; idx++) { 369 DELAY(10); 370 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx]); 371 } 372 } 373 if (sc->tulip_flags & TULIP_TRYNWAY) { 374 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr); 375 } else if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) { 376 u_int32_t data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_CONTROL); 377 data &= ~(PHYCTL_SELECT_100MB|PHYCTL_FULL_DUPLEX|PHYCTL_AUTONEG_ENABLE); 378 sc->tulip_flags &= ~TULIP_DIDNWAY; 379 if (TULIP_IS_MEDIA_FD(media)) 380 data |= PHYCTL_FULL_DUPLEX; 381 if (TULIP_IS_MEDIA_100MB(media)) 382 data |= PHYCTL_SELECT_100MB; 383 tulip_mii_writereg(sc, sc->tulip_phyaddr, PHYREG_CONTROL, data); 384 } 385 } 386} 387 388static void 389tulip_linkup( 390 tulip_softc_t * const sc, 391 tulip_media_t media) 392{ 393 if ((sc->tulip_flags & TULIP_LINKUP) == 0) 394 sc->tulip_flags |= TULIP_PRINTLINKUP; 395 sc->tulip_flags |= TULIP_LINKUP; 396 sc->tulip_if.if_flags &= ~IFF_OACTIVE; 397#if 0 /* XXX how does with work with ifmedia? */ 398 if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) { 399 if (sc->tulip_if.if_flags & IFF_FULLDUPLEX) { 400 if (TULIP_CAN_MEDIA_FD(media) 401 && sc->tulip_mediums[TULIP_FD_MEDIA_OF(media)] != NULL) 402 media = TULIP_FD_MEDIA_OF(media); 403 } else { 404 if (TULIP_IS_MEDIA_FD(media) 405 && sc->tulip_mediums[TULIP_HD_MEDIA_OF(media)] != NULL) 406 media = TULIP_HD_MEDIA_OF(media); 407 } 408 } 409#endif 410 if (sc->tulip_media != media) { 411#ifdef TULIP_DEBUG 412 sc->tulip_dbg.dbg_last_media = sc->tulip_media; 413#endif 414 sc->tulip_media = media; 415 sc->tulip_flags |= TULIP_PRINTMEDIA; 416 if (TULIP_IS_MEDIA_FD(sc->tulip_media)) { 417 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX; 418 } else if (sc->tulip_chipid != TULIP_21041 || (sc->tulip_flags & TULIP_DIDNWAY) == 0) { 419 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; 420 } 421 } 422 /* 423 * We could set probe_timeout to 0 but setting to 3000 puts this 424 * in one central place and the only matters is tulip_link is 425 * followed by a tulip_timeout. Therefore setting it should not 426 * result in aberrant behavour. 427 */ 428 sc->tulip_probe_timeout = 3000; 429 sc->tulip_probe_state = TULIP_PROBE_INACTIVE; 430 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_TRYNWAY); 431 if (sc->tulip_flags & TULIP_INRESET) { 432 tulip_media_set(sc, sc->tulip_media); 433 } else if (sc->tulip_probe_media != sc->tulip_media) { 434 /* 435 * No reason to change media if we have the right media. 436 */ 437 tulip_reset(sc); 438 } 439 tulip_init(sc); 440} 441 442static void 443tulip_media_print( 444 tulip_softc_t * const sc) 445{ 446 if ((sc->tulip_flags & TULIP_LINKUP) == 0) 447 return; 448 if (sc->tulip_flags & TULIP_PRINTMEDIA) { 449 printf(TULIP_PRINTF_FMT ": enabling %s port\n", 450 TULIP_PRINTF_ARGS, 451 tulip_mediums[sc->tulip_media]); 452 sc->tulip_flags &= ~(TULIP_PRINTMEDIA|TULIP_PRINTLINKUP); 453 } else if (sc->tulip_flags & TULIP_PRINTLINKUP) { 454 printf(TULIP_PRINTF_FMT ": link up\n", TULIP_PRINTF_ARGS); 455 sc->tulip_flags &= ~TULIP_PRINTLINKUP; 456 } 457} 458 459#if defined(TULIP_DO_GPR_SENSE) 460static tulip_media_t 461tulip_21140_gpr_media_sense( 462 tulip_softc_t * const sc) 463{ 464 tulip_media_t maybe_media = TULIP_MEDIA_UNKNOWN; 465 tulip_media_t last_media = TULIP_MEDIA_UNKNOWN; 466 tulip_media_t media; 467 468 /* 469 * If one of the media blocks contained a default media flag, 470 * use that. 471 */ 472 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { 473 const tulip_media_info_t *mi; 474 /* 475 * Media is not supported (or is full-duplex). 476 */ 477 if ((mi = sc->tulip_mediums[media]) == NULL || TULIP_IS_MEDIA_FD(media)) 478 continue; 479 if (mi->mi_type != TULIP_MEDIAINFO_GPR) 480 continue; 481 482 /* 483 * Remember the media is this is the "default" media. 484 */ 485 if (mi->mi_default && maybe_media == TULIP_MEDIA_UNKNOWN) 486 maybe_media = media; 487 488 /* 489 * No activity mask? Can't see if it is active if there's no mask. 490 */ 491 if (mi->mi_actmask == 0) 492 continue; 493 494 /* 495 * Does the activity data match? 496 */ 497 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) != mi->mi_actdata) 498 continue; 499 500#if defined(TULIP_DEBUG) 501 printf(TULIP_PRINTF_FMT ": gpr_media_sense: %s: 0x%02x & 0x%02x == 0x%02x\n", 502 TULIP_PRINTF_ARGS, tulip_mediums[media], 503 TULIP_CSR_READ(sc, csr_gp) & 0xFF, 504 mi->mi_actmask, mi->mi_actdata); 505#endif 506 /* 507 * It does! If this is the first media we detected, then 508 * remember this media. If isn't the first, then there were 509 * multiple matches which we equate to no match (since we don't 510 * which to select (if any). 511 */ 512 if (last_media == TULIP_MEDIA_UNKNOWN) { 513 last_media = media; 514 } else if (last_media != media) { 515 last_media = TULIP_MEDIA_UNKNOWN; 516 } 517 } 518 return (last_media != TULIP_MEDIA_UNKNOWN) ? last_media : maybe_media; 519} 520#endif /* TULIP_DO_GPR_SENSE */ 521 522static tulip_link_status_t 523tulip_media_link_monitor( 524 tulip_softc_t * const sc) 525{ 526 const tulip_media_info_t * const mi = sc->tulip_mediums[sc->tulip_media]; 527 tulip_link_status_t linkup = TULIP_LINK_DOWN; 528 529 if (mi == NULL) { 530#if defined(DIAGNOSTIC) || defined(TULIP_DEBUG) 531 panic("tulip_media_link_monitor: %s: botch at line %d\n", 532 tulip_mediums[sc->tulip_media],__LINE__); 533#endif 534 return TULIP_LINK_UNKNOWN; 535 } 536 537 538 /* 539 * Have we seen some packets? If so, the link must be good. 540 */ 541 if ((sc->tulip_flags & (TULIP_RXACT|TULIP_LINKUP)) == (TULIP_RXACT|TULIP_LINKUP)) { 542 sc->tulip_flags &= ~TULIP_RXACT; 543 sc->tulip_probe_timeout = 3000; 544 return TULIP_LINK_UP; 545 } 546 547 sc->tulip_flags &= ~TULIP_RXACT; 548 if (mi->mi_type == TULIP_MEDIAINFO_MII) { 549 u_int32_t status; 550 /* 551 * Read the PHY status register. 552 */ 553 status = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS); 554 if (status & PHYSTS_AUTONEG_DONE) { 555 /* 556 * If the PHY has completed autonegotiation, see the if the 557 * remote systems abilities have changed. If so, upgrade or 558 * downgrade as appropriate. 559 */ 560 u_int32_t abilities = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_AUTONEG_ABILITIES); 561 abilities = (abilities << 6) & status; 562 if (abilities != sc->tulip_abilities) { 563#if defined(TULIP_DEBUG) 564 loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation changed: 0x%04x -> 0x%04x\n", 565 TULIP_PRINTF_ARGS, sc->tulip_phyaddr, 566 sc->tulip_abilities, abilities); 567#endif 568 if (tulip_mii_map_abilities(sc, abilities)) { 569 tulip_linkup(sc, sc->tulip_probe_media); 570 return TULIP_LINK_UP; 571 } 572 /* 573 * if we had selected media because of autonegotiation, 574 * we need to probe for the new media. 575 */ 576 sc->tulip_probe_state = TULIP_PROBE_INACTIVE; 577 if (sc->tulip_flags & TULIP_DIDNWAY) 578 return TULIP_LINK_DOWN; 579 } 580 } 581 /* 582 * The link is now up. If was down, say its back up. 583 */ 584 if ((status & (PHYSTS_LINK_UP|PHYSTS_REMOTE_FAULT)) == PHYSTS_LINK_UP) 585 linkup = TULIP_LINK_UP; 586 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) { 587 /* 588 * No activity sensor? Assume all's well. 589 */ 590 if (mi->mi_actmask == 0) 591 return TULIP_LINK_UNKNOWN; 592 /* 593 * Does the activity data match? 594 */ 595 if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) == mi->mi_actdata) 596 linkup = TULIP_LINK_UP; 597 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) { 598 /* 599 * Assume non TP ok for now. 600 */ 601 if (!TULIP_IS_MEDIA_TP(sc->tulip_media)) 602 return TULIP_LINK_UNKNOWN; 603 if ((TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) == 0) 604 linkup = TULIP_LINK_UP; 605#if defined(TULIP_DEBUG) 606 if (sc->tulip_probe_timeout <= 0) 607 printf(TULIP_PRINTF_FMT ": sia status = 0x%08x\n", TULIP_PRINTF_ARGS, TULIP_CSR_READ(sc, csr_sia_status)); 608#endif 609 } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) { 610 return TULIP_LINK_UNKNOWN; 611 } 612 /* 613 * We will wait for 3 seconds until the link goes into suspect mode. 614 */ 615 if (sc->tulip_flags & TULIP_LINKUP) { 616 if (linkup == TULIP_LINK_UP) 617 sc->tulip_probe_timeout = 3000; 618 if (sc->tulip_probe_timeout > 0) 619 return TULIP_LINK_UP; 620 621 sc->tulip_flags &= ~TULIP_LINKUP; 622 printf(TULIP_PRINTF_FMT ": link down: cable problem?\n", TULIP_PRINTF_ARGS); 623 } 624#if defined(TULIP_DEBUG) 625 sc->tulip_dbg.dbg_link_downed++; 626#endif 627 return TULIP_LINK_DOWN; 628} 629 630static void 631tulip_media_poll( 632 tulip_softc_t * const sc, 633 tulip_mediapoll_event_t event) 634{ 635#if defined(TULIP_DEBUG) 636 sc->tulip_dbg.dbg_events[event]++; 637#endif 638 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE 639 && event == TULIP_MEDIAPOLL_TIMER) { 640 switch (tulip_media_link_monitor(sc)) { 641 case TULIP_LINK_DOWN: { 642 /* 643 * Link Monitor failed. Probe for new media. 644 */ 645 event = TULIP_MEDIAPOLL_LINKFAIL; 646 break; 647 } 648 case TULIP_LINK_UP: { 649 /* 650 * Check again soon. 651 */ 652 tulip_timeout(sc); 653 return; 654 } 655 case TULIP_LINK_UNKNOWN: { 656 /* 657 * We can't tell so don't bother. 658 */ 659 return; 660 } 661 } 662 } 663 664 if (event == TULIP_MEDIAPOLL_LINKFAIL) { 665 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) { 666 if (TULIP_DO_AUTOSENSE(sc)) { 667#if defined(TULIP_DEBUG) 668 sc->tulip_dbg.dbg_link_failures++; 669#endif 670 sc->tulip_media = TULIP_MEDIA_UNKNOWN; 671 if (sc->tulip_if.if_flags & IFF_UP) 672 tulip_reset(sc); /* restart probe */ 673 } 674 return; 675 } 676#if defined(TULIP_DEBUG) 677 sc->tulip_dbg.dbg_link_pollintrs++; 678#endif 679 } 680 681 if (event == TULIP_MEDIAPOLL_START) { 682 sc->tulip_if.if_flags |= IFF_OACTIVE; 683 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE) 684 return; 685 sc->tulip_probe_mediamask = 0; 686 sc->tulip_probe_passes = 0; 687#if defined(TULIP_DEBUG) 688 sc->tulip_dbg.dbg_media_probes++; 689#endif 690 /* 691 * If the SROM contained an explicit media to use, use it. 692 */ 693 sc->tulip_cmdmode &= ~(TULIP_CMD_RXRUN|TULIP_CMD_FULLDUPLEX); 694 sc->tulip_flags |= TULIP_TRYNWAY|TULIP_PROBE1STPASS; 695 sc->tulip_flags &= ~(TULIP_DIDNWAY|TULIP_PRINTMEDIA|TULIP_PRINTLINKUP); 696 /* 697 * connidx is defaulted to a media_unknown type. 698 */ 699 sc->tulip_probe_media = tulip_srom_conninfo[sc->tulip_connidx].sc_media; 700 if (sc->tulip_probe_media != TULIP_MEDIA_UNKNOWN) { 701 tulip_linkup(sc, sc->tulip_probe_media); 702 tulip_timeout(sc); 703 return; 704 } 705 706 if (sc->tulip_features & TULIP_HAVE_GPR) { 707 sc->tulip_probe_state = TULIP_PROBE_GPRTEST; 708 sc->tulip_probe_timeout = 2000; 709 } else { 710 sc->tulip_probe_media = TULIP_MEDIA_MAX; 711 sc->tulip_probe_timeout = 0; 712 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; 713 } 714 } 715 716 /* 717 * Ignore txprobe failures or spurious callbacks. 718 */ 719 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED 720 && sc->tulip_probe_state != TULIP_PROBE_MEDIATEST) { 721 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; 722 return; 723 } 724 725 /* 726 * If we really transmitted a packet, then that's the media we'll use. 727 */ 728 if (event == TULIP_MEDIAPOLL_TXPROBE_OK || event == TULIP_MEDIAPOLL_LINKPASS) { 729 if (event == TULIP_MEDIAPOLL_LINKPASS) { 730 /* XXX Check media status just to be sure */ 731 sc->tulip_probe_media = TULIP_MEDIA_10BASET; 732#if defined(TULIP_DEBUG) 733 } else { 734 sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++; 735#endif 736 } 737 tulip_linkup(sc, sc->tulip_probe_media); 738 tulip_timeout(sc); 739 return; 740 } 741 742 if (sc->tulip_probe_state == TULIP_PROBE_GPRTEST) { 743#if defined(TULIP_DO_GPR_SENSE) 744 /* 745 * Check for media via the general purpose register. 746 * 747 * Try to sense the media via the GPR. If the same value 748 * occurs 3 times in a row then just use that. 749 */ 750 if (sc->tulip_probe_timeout > 0) { 751 tulip_media_t new_probe_media = tulip_21140_gpr_media_sense(sc); 752#if defined(TULIP_DEBUG) 753 printf(TULIP_PRINTF_FMT ": media_poll: gpr sensing = %s\n", 754 TULIP_PRINTF_ARGS, tulip_mediums[new_probe_media]); 755#endif 756 if (new_probe_media != TULIP_MEDIA_UNKNOWN) { 757 if (new_probe_media == sc->tulip_probe_media) { 758 if (--sc->tulip_probe_count == 0) 759 tulip_linkup(sc, sc->tulip_probe_media); 760 } else { 761 sc->tulip_probe_count = 10; 762 } 763 } 764 sc->tulip_probe_media = new_probe_media; 765 tulip_timeout(sc); 766 return; 767 } 768#endif /* TULIP_DO_GPR_SENSE */ 769 /* 770 * Brute force. We cycle through each of the media types 771 * and try to transmit a packet. 772 */ 773 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; 774 sc->tulip_probe_media = TULIP_MEDIA_MAX; 775 sc->tulip_probe_timeout = 0; 776 tulip_timeout(sc); 777 return; 778 } 779 780 if (sc->tulip_probe_state != TULIP_PROBE_MEDIATEST 781 && (sc->tulip_features & TULIP_HAVE_MII)) { 782 tulip_media_t old_media = sc->tulip_probe_media; 783 tulip_mii_autonegotiate(sc, sc->tulip_phyaddr); 784 switch (sc->tulip_probe_state) { 785 case TULIP_PROBE_FAILED: 786 case TULIP_PROBE_MEDIATEST: { 787 /* 788 * Try the next media. 789 */ 790 sc->tulip_probe_mediamask |= sc->tulip_mediums[sc->tulip_probe_media]->mi_mediamask; 791 sc->tulip_probe_timeout = 0; 792#ifdef notyet 793 if (sc->tulip_probe_state == TULIP_PROBE_FAILED) 794 break; 795 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc)) 796 break; 797 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 300; 798#endif 799 break; 800 } 801 case TULIP_PROBE_PHYAUTONEG: { 802 return; 803 } 804 case TULIP_PROBE_INACTIVE: { 805 /* 806 * Only probe if we autonegotiated a media that hasn't failed. 807 */ 808 sc->tulip_probe_timeout = 0; 809 if (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) { 810 sc->tulip_probe_media = old_media; 811 break; 812 } 813 tulip_linkup(sc, sc->tulip_probe_media); 814 tulip_timeout(sc); 815 return; 816 } 817 default: { 818#if defined(DIAGNOSTIC) || defined(TULIP_DEBUG) 819 panic("tulip_media_poll: botch at line %d\n", __LINE__); 820#endif 821 break; 822 } 823 } 824 } 825 826 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) { 827#if defined(TULIP_DEBUG) 828 sc->tulip_dbg.dbg_txprobes_failed[sc->tulip_probe_media]++; 829#endif 830 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; 831 return; 832 } 833 834 /* 835 * switch to another media if we tried this one enough. 836 */ 837 if (/* event == TULIP_MEDIAPOLL_TXPROBE_FAILED || */ sc->tulip_probe_timeout <= 0) { 838#if defined(TULIP_DEBUG) 839 if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) { 840 printf(TULIP_PRINTF_FMT ": poll media unknown!\n", 841 TULIP_PRINTF_ARGS); 842 sc->tulip_probe_media = TULIP_MEDIA_MAX; 843 } 844#endif 845 /* 846 * Find the next media type to check for. Full Duplex 847 * types are not allowed. 848 */ 849 do { 850 sc->tulip_probe_media -= 1; 851 if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) { 852 if (++sc->tulip_probe_passes == 3) { 853 printf(TULIP_PRINTF_FMT ": autosense failed: cable problem?\n", 854 TULIP_PRINTF_ARGS); 855 if ((sc->tulip_if.if_flags & IFF_UP) == 0) { 856 sc->tulip_if.if_flags &= ~IFF_RUNNING; 857 sc->tulip_probe_state = TULIP_PROBE_INACTIVE; 858 return; 859 } 860 } 861 sc->tulip_flags ^= TULIP_TRYNWAY; /* XXX */ 862 sc->tulip_probe_mediamask = 0; 863 sc->tulip_probe_media = TULIP_MEDIA_MAX - 1; 864 } 865 } while (sc->tulip_mediums[sc->tulip_probe_media] == NULL 866 || (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) 867 || TULIP_IS_MEDIA_FD(sc->tulip_probe_media)); 868 869#if defined(TULIP_DEBUG) 870 printf(TULIP_PRINTF_FMT ": %s: probing %s\n", TULIP_PRINTF_ARGS, 871 event == TULIP_MEDIAPOLL_TXPROBE_FAILED ? "txprobe failed" : "timeout", 872 tulip_mediums[sc->tulip_probe_media]); 873#endif 874 sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 1000; 875 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; 876 sc->tulip_probe.probe_txprobes = 0; 877 tulip_reset(sc); 878 tulip_media_set(sc, sc->tulip_probe_media); 879 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; 880 } 881 tulip_timeout(sc); 882 883 /* 884 * If this is hanging off a phy, we know are doing NWAY and we have 885 * forced the phy to a specific speed. Wait for link up before 886 * before sending a packet. 887 */ 888 switch (sc->tulip_mediums[sc->tulip_probe_media]->mi_type) { 889 case TULIP_MEDIAINFO_MII: { 890 if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc)) 891 return; 892 break; 893 } 894 case TULIP_MEDIAINFO_SIA: { 895 if (TULIP_IS_MEDIA_TP(sc->tulip_probe_media)) { 896 if (TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) 897 return; 898 tulip_linkup(sc, sc->tulip_probe_media); 899#ifdef notyet 900 if (sc->tulip_features & TULIP_HAVE_MII) 901 tulip_timeout(sc); 902#endif 903 return; 904 } 905 break; 906 } 907 case TULIP_MEDIAINFO_RESET: 908 case TULIP_MEDIAINFO_SYM: 909 case TULIP_MEDIAINFO_NONE: 910 case TULIP_MEDIAINFO_GPR: { 911 break; 912 } 913 } 914 /* 915 * Try to send a packet. 916 */ 917 tulip_txprobe(sc); 918} 919 920static void 921tulip_media_select( 922 tulip_softc_t * const sc) 923{ 924 if (sc->tulip_features & TULIP_HAVE_GPR) { 925 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit); 926 DELAY(10); 927 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpdata); 928 } 929 /* 930 * If this board has no media, just return 931 */ 932 if (sc->tulip_features & TULIP_HAVE_NOMEDIA) 933 return; 934 935 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) { 936 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); 937 (*sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_START); 938 } else { 939 tulip_media_set(sc, sc->tulip_media); 940 } 941} 942 943static void 944tulip_21040_mediainfo_init( 945 tulip_softc_t * const sc, 946 tulip_media_t media) 947{ 948 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_THRSHLD160 949 |TULIP_CMD_BACKOFFCTR; 950 sc->tulip_if.if_baudrate = 10000000; 951 952 if (media == TULIP_MEDIA_10BASET || media == TULIP_MEDIA_UNKNOWN) { 953 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[0], 21040, 10BASET); 954 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[1], 21040, 10BASET_FD); 955 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL; 956 } 957 958 if (media == TULIP_MEDIA_AUIBNC || media == TULIP_MEDIA_UNKNOWN) { 959 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[2], 21040, AUIBNC); 960 } 961 962 if (media == TULIP_MEDIA_UNKNOWN) { 963 TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[3], 21040, EXTSIA); 964 } 965} 966 967static void 968tulip_21040_media_probe( 969 tulip_softc_t * const sc) 970{ 971 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_UNKNOWN); 972 return; 973} 974 975static void 976tulip_21040_10baset_only_media_probe( 977 tulip_softc_t * const sc) 978{ 979 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_10BASET); 980 tulip_media_set(sc, TULIP_MEDIA_10BASET); 981 sc->tulip_media = TULIP_MEDIA_10BASET; 982} 983 984static void 985tulip_21040_10baset_only_media_select( 986 tulip_softc_t * const sc) 987{ 988 sc->tulip_flags |= TULIP_LINKUP; 989 if (sc->tulip_media == TULIP_MEDIA_10BASET_FD) { 990 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX; 991 sc->tulip_flags &= ~TULIP_SQETEST; 992 } else { 993 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; 994 sc->tulip_flags |= TULIP_SQETEST; 995 } 996 tulip_media_set(sc, sc->tulip_media); 997} 998 999static void 1000tulip_21040_auibnc_only_media_probe( 1001 tulip_softc_t * const sc) 1002{ 1003 tulip_21040_mediainfo_init(sc, TULIP_MEDIA_AUIBNC); 1004 sc->tulip_flags |= TULIP_SQETEST|TULIP_LINKUP; 1005 tulip_media_set(sc, TULIP_MEDIA_AUIBNC); 1006 sc->tulip_media = TULIP_MEDIA_AUIBNC; 1007} 1008 1009static void 1010tulip_21040_auibnc_only_media_select( 1011 tulip_softc_t * const sc) 1012{ 1013 tulip_media_set(sc, TULIP_MEDIA_AUIBNC); 1014 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; 1015} 1016 1017static const tulip_boardsw_t tulip_21040_boardsw = { 1018 TULIP_21040_GENERIC, 1019 tulip_21040_media_probe, 1020 tulip_media_select, 1021 tulip_media_poll, 1022}; 1023 1024static const tulip_boardsw_t tulip_21040_10baset_only_boardsw = { 1025 TULIP_21040_GENERIC, 1026 tulip_21040_10baset_only_media_probe, 1027 tulip_21040_10baset_only_media_select, 1028 NULL, 1029}; 1030 1031static const tulip_boardsw_t tulip_21040_auibnc_only_boardsw = { 1032 TULIP_21040_GENERIC, 1033 tulip_21040_auibnc_only_media_probe, 1034 tulip_21040_auibnc_only_media_select, 1035 NULL, 1036}; 1037 1038static void 1039tulip_21041_mediainfo_init( 1040 tulip_softc_t * const sc) 1041{ 1042 tulip_media_info_t * const mi = sc->tulip_mediainfo; 1043 1044#ifdef notyet 1045 if (sc->tulip_revinfo >= 0x20) { 1046 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, 10BASET); 1047 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, 10BASET_FD); 1048 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, AUI); 1049 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, BNC); 1050 return; 1051 } 1052#endif 1053 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041, 10BASET); 1054 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041, 10BASET_FD); 1055 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[2], 21041, AUI); 1056 TULIP_MEDIAINFO_SIA_INIT(sc, &mi[3], 21041, BNC); 1057} 1058 1059static void 1060tulip_21041_media_probe( 1061 tulip_softc_t * const sc) 1062{ 1063 sc->tulip_if.if_baudrate = 10000000; 1064 sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_ENHCAPTEFFCT 1065 |TULIP_CMD_THRSHLD160|TULIP_CMD_BACKOFFCTR; 1066 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL; 1067 tulip_21041_mediainfo_init(sc); 1068} 1069 1070static void 1071tulip_21041_media_poll( 1072 tulip_softc_t * const sc, 1073 const tulip_mediapoll_event_t event) 1074{ 1075 u_int32_t sia_status; 1076 1077#if defined(TULIP_DEBUG) 1078 sc->tulip_dbg.dbg_events[event]++; 1079#endif 1080 1081 if (event == TULIP_MEDIAPOLL_LINKFAIL) { 1082 if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE 1083 || !TULIP_DO_AUTOSENSE(sc)) 1084 return; 1085 sc->tulip_media = TULIP_MEDIA_UNKNOWN; 1086 tulip_reset(sc); /* start probe */ 1087 return; 1088 } 1089 1090 /* 1091 * If we've been been asked to start a poll or link change interrupt 1092 * restart the probe (and reset the tulip to a known state). 1093 */ 1094 if (event == TULIP_MEDIAPOLL_START) { 1095 sc->tulip_if.if_flags |= IFF_OACTIVE; 1096 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_RXRUN); 1097#ifdef notyet 1098 if (sc->tulip_revinfo >= 0x20) { 1099 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX; 1100 sc->tulip_flags |= TULIP_DIDNWAY; 1101 } 1102#endif 1103 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); 1104 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; 1105 sc->tulip_probe_media = TULIP_MEDIA_10BASET; 1106 sc->tulip_probe_timeout = TULIP_21041_PROBE_10BASET_TIMEOUT; 1107 tulip_media_set(sc, TULIP_MEDIA_10BASET); 1108 tulip_timeout(sc); 1109 return; 1110 } 1111 1112 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) 1113 return; 1114 1115 if (event == TULIP_MEDIAPOLL_TXPROBE_OK) { 1116#if defined(TULIP_DEBUG) 1117 sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++; 1118#endif 1119 tulip_linkup(sc, sc->tulip_probe_media); 1120 return; 1121 } 1122 1123 sia_status = TULIP_CSR_READ(sc, csr_sia_status); 1124 TULIP_CSR_WRITE(sc, csr_sia_status, sia_status); 1125 if ((sia_status & TULIP_SIASTS_LINKFAIL) == 0) { 1126 if (sc->tulip_revinfo >= 0x20) { 1127 if (sia_status & (PHYSTS_10BASET_FD << (16 - 6))) 1128 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD; 1129 } 1130 /* 1131 * If the link has passed LinkPass, 10baseT is the 1132 * proper media to use. 1133 */ 1134 tulip_linkup(sc, sc->tulip_probe_media); 1135 return; 1136 } 1137 1138 /* 1139 * wait for up to 2.4 seconds for the link to reach pass state. 1140 * Only then start scanning the other media for activity. 1141 * choose media with receive activity over those without. 1142 */ 1143 if (sc->tulip_probe_media == TULIP_MEDIA_10BASET) { 1144 if (event != TULIP_MEDIAPOLL_TIMER) 1145 return; 1146 if (sc->tulip_probe_timeout > 0 1147 && (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) == 0) { 1148 tulip_timeout(sc); 1149 return; 1150 } 1151 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; 1152 sc->tulip_flags |= TULIP_WANTRXACT; 1153 if (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) { 1154 sc->tulip_probe_media = TULIP_MEDIA_BNC; 1155 } else { 1156 sc->tulip_probe_media = TULIP_MEDIA_AUI; 1157 } 1158 tulip_media_set(sc, sc->tulip_probe_media); 1159 tulip_timeout(sc); 1160 return; 1161 } 1162 1163 /* 1164 * If we failed, clear the txprobe active flag. 1165 */ 1166 if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) 1167 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; 1168 1169 1170 if (event == TULIP_MEDIAPOLL_TIMER) { 1171 /* 1172 * If we've received something, then that's our link! 1173 */ 1174 if (sc->tulip_flags & TULIP_RXACT) { 1175 tulip_linkup(sc, sc->tulip_probe_media); 1176 return; 1177 } 1178 /* 1179 * if no txprobe active 1180 */ 1181 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0 1182 && ((sc->tulip_flags & TULIP_WANTRXACT) == 0 1183 || (sia_status & TULIP_SIASTS_RXACTIVITY))) { 1184 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; 1185 tulip_txprobe(sc); 1186 tulip_timeout(sc); 1187 return; 1188 } 1189 /* 1190 * Take 2 passes through before deciding to not 1191 * wait for receive activity. Then take another 1192 * two passes before spitting out a warning. 1193 */ 1194 if (sc->tulip_probe_timeout <= 0) { 1195 if (sc->tulip_flags & TULIP_WANTRXACT) { 1196 sc->tulip_flags &= ~TULIP_WANTRXACT; 1197 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; 1198 } else { 1199 printf(TULIP_PRINTF_FMT ": autosense failed: cable problem?\n", 1200 TULIP_PRINTF_ARGS); 1201 if ((sc->tulip_if.if_flags & IFF_UP) == 0) { 1202 sc->tulip_if.if_flags &= ~IFF_RUNNING; 1203 sc->tulip_probe_state = TULIP_PROBE_INACTIVE; 1204 return; 1205 } 1206 } 1207 } 1208 } 1209 1210 /* 1211 * Since this media failed to probe, try the other one. 1212 */ 1213 sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; 1214 if (sc->tulip_probe_media == TULIP_MEDIA_AUI) { 1215 sc->tulip_probe_media = TULIP_MEDIA_BNC; 1216 } else { 1217 sc->tulip_probe_media = TULIP_MEDIA_AUI; 1218 } 1219 tulip_media_set(sc, sc->tulip_probe_media); 1220 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; 1221 tulip_timeout(sc); 1222} 1223 1224static const tulip_boardsw_t tulip_21041_boardsw = { 1225 TULIP_21041_GENERIC, 1226 tulip_21041_media_probe, 1227 tulip_media_select, 1228 tulip_21041_media_poll 1229}; 1230 1231static const tulip_phy_attr_t tulip_mii_phy_attrlist[] = { 1232 { 0x20005c00, 0, /* 08-00-17 */ 1233 { 1234 { 0x19, 0x0040, 0x0040 }, /* 10TX */ 1235 { 0x19, 0x0040, 0x0000 }, /* 100TX */ 1236 }, 1237#if defined(TULIP_DEBUG) 1238 "NS DP83840", 1239#endif 1240 }, 1241 { 0x0281F400, 0, /* 00-A0-7D */ 1242 { 1243 { 0x12, 0x0010, 0x0000 }, /* 10T */ 1244 { }, /* 100TX */ 1245 { 0x12, 0x0010, 0x0010 }, /* 100T4 */ 1246 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */ 1247 }, 1248#if defined(TULIP_DEBUG) 1249 "Seeq 80C240" 1250#endif 1251 }, 1252#if 0 1253 { 0x0015F420, 0, /* 00-A0-7D */ 1254 { 1255 { 0x12, 0x0010, 0x0000 }, /* 10T */ 1256 { }, /* 100TX */ 1257 { 0x12, 0x0010, 0x0010 }, /* 100T4 */ 1258 { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */ 1259 }, 1260#if defined(TULIP_DEBUG) 1261 "Broadcom BCM5000" 1262#endif 1263 }, 1264#endif 1265 { 0x0281F400, 0, /* 00-A0-BE */ 1266 { 1267 { 0x11, 0x8000, 0x0000 }, /* 10T */ 1268 { 0x11, 0x8000, 0x8000 }, /* 100TX */ 1269 { }, /* 100T4 */ 1270 { 0x11, 0x4000, 0x4000 }, /* FULL_DUPLEX */ 1271 }, 1272#if defined(TULIP_DEBUG) 1273 "ICS 1890" 1274#endif 1275 }, 1276 { 0 } 1277}; 1278 1279static tulip_media_t 1280tulip_mii_phy_readspecific( 1281 tulip_softc_t * const sc) 1282{ 1283 const tulip_phy_attr_t *attr; 1284 u_int16_t data; 1285 u_int32_t id; 1286 unsigned idx = 0; 1287 static const tulip_media_t table[] = { 1288 TULIP_MEDIA_UNKNOWN, 1289 TULIP_MEDIA_10BASET, 1290 TULIP_MEDIA_100BASETX, 1291 TULIP_MEDIA_100BASET4, 1292 TULIP_MEDIA_UNKNOWN, 1293 TULIP_MEDIA_10BASET_FD, 1294 TULIP_MEDIA_100BASETX_FD, 1295 TULIP_MEDIA_UNKNOWN 1296 }; 1297 1298 /* 1299 * Don't read phy specific registers if link is not up. 1300 */ 1301 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS); 1302 if ((data & (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) != (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) 1303 return TULIP_MEDIA_UNKNOWN; 1304 1305 id = (tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDLOW) << 16) | 1306 tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDHIGH); 1307 for (attr = tulip_mii_phy_attrlist;; attr++) { 1308 if (attr->attr_id == 0) 1309 return TULIP_MEDIA_UNKNOWN; 1310 if ((id & ~0x0F) == attr->attr_id) 1311 break; 1312 } 1313 1314 if (attr->attr_modes[PHY_MODE_100TX].pm_regno) { 1315 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100TX]; 1316 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); 1317 if ((data & pm->pm_mask) == pm->pm_value) 1318 idx = 2; 1319 } 1320 if (idx == 0 && attr->attr_modes[PHY_MODE_100T4].pm_regno) { 1321 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100T4]; 1322 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); 1323 if ((data & pm->pm_mask) == pm->pm_value) 1324 idx = 3; 1325 } 1326 if (idx == 0 && attr->attr_modes[PHY_MODE_10T].pm_regno) { 1327 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_10T]; 1328 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); 1329 if ((data & pm->pm_mask) == pm->pm_value) 1330 idx = 1; 1331 } 1332 if (idx != 0 && attr->attr_modes[PHY_MODE_FULLDUPLEX].pm_regno) { 1333 const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_FULLDUPLEX]; 1334 data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); 1335 idx += ((data & pm->pm_mask) == pm->pm_value ? 4 : 0); 1336 } 1337 return table[idx]; 1338} 1339 1340static unsigned 1341tulip_mii_get_phyaddr( 1342 tulip_softc_t * const sc, 1343 unsigned offset) 1344{ 1345 unsigned phyaddr; 1346 1347 for (phyaddr = 1; phyaddr < 32; phyaddr++) { 1348 unsigned status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS); 1349 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET) 1350 continue; 1351 if (offset == 0) 1352 return phyaddr; 1353 offset--; 1354 } 1355 if (offset == 0) { 1356 unsigned status = tulip_mii_readreg(sc, 0, PHYREG_STATUS); 1357 if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET) 1358 return TULIP_MII_NOPHY; 1359 return 0; 1360 } 1361 return TULIP_MII_NOPHY; 1362} 1363 1364static int 1365tulip_mii_map_abilities( 1366 tulip_softc_t * const sc, 1367 unsigned abilities) 1368{ 1369 sc->tulip_abilities = abilities; 1370 if (abilities & PHYSTS_100BASETX_FD) { 1371 sc->tulip_probe_media = TULIP_MEDIA_100BASETX_FD; 1372 } else if (abilities & PHYSTS_100BASET4) { 1373 sc->tulip_probe_media = TULIP_MEDIA_100BASET4; 1374 } else if (abilities & PHYSTS_100BASETX) { 1375 sc->tulip_probe_media = TULIP_MEDIA_100BASETX; 1376 } else if (abilities & PHYSTS_10BASET_FD) { 1377 sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD; 1378 } else if (abilities & PHYSTS_10BASET) { 1379 sc->tulip_probe_media = TULIP_MEDIA_10BASET; 1380 } else { 1381 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; 1382 return 0; 1383 } 1384 sc->tulip_probe_state = TULIP_PROBE_INACTIVE; 1385 return 1; 1386} 1387 1388static void 1389tulip_mii_autonegotiate( 1390 tulip_softc_t * const sc, 1391 const unsigned phyaddr) 1392{ 1393 switch (sc->tulip_probe_state) { 1394 case TULIP_PROBE_MEDIATEST: 1395 case TULIP_PROBE_INACTIVE: { 1396 sc->tulip_flags |= TULIP_DIDNWAY; 1397 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, PHYCTL_RESET); 1398 sc->tulip_probe_timeout = 3000; 1399 sc->tulip_intrmask |= TULIP_STS_ABNRMLINTR|TULIP_STS_NORMALINTR; 1400 sc->tulip_probe_state = TULIP_PROBE_PHYRESET; 1401 /* FALL THROUGH */ 1402 } 1403 case TULIP_PROBE_PHYRESET: { 1404 u_int32_t status; 1405 u_int32_t data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL); 1406 if (data & PHYCTL_RESET) { 1407 if (sc->tulip_probe_timeout > 0) { 1408 tulip_timeout(sc); 1409 return; 1410 } 1411 printf(TULIP_PRINTF_FMT "(phy%d): error: reset of PHY never completed!\n", 1412 TULIP_PRINTF_ARGS, phyaddr); 1413 sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; 1414 sc->tulip_probe_state = TULIP_PROBE_FAILED; 1415 sc->tulip_if.if_flags &= ~(IFF_UP|IFF_RUNNING); 1416 return; 1417 } 1418 status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS); 1419 if ((status & PHYSTS_CAN_AUTONEG) == 0) { 1420#if defined(TULIP_DEBUG) 1421 loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation disabled\n", 1422 TULIP_PRINTF_ARGS, phyaddr); 1423#endif 1424 sc->tulip_flags &= ~TULIP_DIDNWAY; 1425 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; 1426 return; 1427 } 1428 if (tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT) != ((status >> 6) | 0x01)) 1429 tulip_mii_writereg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT, (status >> 6) | 0x01); 1430 tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, data|PHYCTL_AUTONEG_RESTART|PHYCTL_AUTONEG_ENABLE); 1431 data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL); 1432#if defined(TULIP_DEBUG) 1433 if ((data & PHYCTL_AUTONEG_ENABLE) == 0) 1434 loudprintf(TULIP_PRINTF_FMT "(phy%d): oops: enable autonegotiation failed: 0x%04x\n", 1435 TULIP_PRINTF_ARGS, phyaddr, data); 1436 else 1437 loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation restarted: 0x%04x\n", 1438 TULIP_PRINTF_ARGS, phyaddr, data); 1439 sc->tulip_dbg.dbg_nway_starts++; 1440#endif 1441 sc->tulip_probe_state = TULIP_PROBE_PHYAUTONEG; 1442 sc->tulip_probe_timeout = 3000; 1443 /* FALL THROUGH */ 1444 } 1445 case TULIP_PROBE_PHYAUTONEG: { 1446 u_int32_t status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS); 1447 u_int32_t data; 1448 if ((status & PHYSTS_AUTONEG_DONE) == 0) { 1449 if (sc->tulip_probe_timeout > 0) { 1450 tulip_timeout(sc); 1451 return; 1452 } 1453#if defined(TULIP_DEBUG) 1454 loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation timeout: sts=0x%04x, ctl=0x%04x\n", 1455 TULIP_PRINTF_ARGS, phyaddr, status, 1456 tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL)); 1457#endif 1458 sc->tulip_flags &= ~TULIP_DIDNWAY; 1459 sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; 1460 return; 1461 } 1462 data = tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ABILITIES); 1463#if defined(TULIP_DEBUG) 1464 loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation complete: 0x%04x\n", 1465 TULIP_PRINTF_ARGS, phyaddr, data); 1466#endif 1467 data = (data << 6) & status; 1468 if (!tulip_mii_map_abilities(sc, data)) 1469 sc->tulip_flags &= ~TULIP_DIDNWAY; 1470 return; 1471 } 1472 default: { 1473#if defined(DIAGNOSTIC) 1474 panic("tulip_media_poll: botch at line %d\n", __LINE__); 1475#endif 1476 break; 1477 } 1478 } 1479#if defined(TULIP_DEBUG) 1480 loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation failure: state = %d\n", 1481 TULIP_PRINTF_ARGS, phyaddr, sc->tulip_probe_state); 1482 sc->tulip_dbg.dbg_nway_failures++; 1483#endif 1484} 1485 1486static void 1487tulip_2114x_media_preset( 1488 tulip_softc_t * const sc) 1489{ 1490 const tulip_media_info_t *mi = NULL; 1491 tulip_media_t media = sc->tulip_media; 1492 1493 if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) 1494 media = sc->tulip_media; 1495 else 1496 media = sc->tulip_probe_media; 1497 1498 sc->tulip_cmdmode &= ~TULIP_CMD_PORTSELECT; 1499 sc->tulip_flags &= ~TULIP_SQETEST; 1500 if (media != TULIP_MEDIA_UNKNOWN && media != TULIP_MEDIA_MAX) { 1501#if defined(TULIP_DEBUG) 1502 if (media < TULIP_MEDIA_MAX && sc->tulip_mediums[media] != NULL) { 1503#endif 1504 mi = sc->tulip_mediums[media]; 1505 if (mi->mi_type == TULIP_MEDIAINFO_MII) { 1506 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT; 1507 } else if (mi->mi_type == TULIP_MEDIAINFO_GPR 1508 || mi->mi_type == TULIP_MEDIAINFO_SYM) { 1509 sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS; 1510 sc->tulip_cmdmode |= mi->mi_cmdmode; 1511 } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) { 1512 TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET); 1513 } 1514#if defined(TULIP_DEBUG) 1515 } else { 1516 printf(TULIP_PRINTF_FMT ": preset: bad media %d!\n", 1517 TULIP_PRINTF_ARGS, media); 1518 } 1519#endif 1520 } 1521 switch (media) { 1522 case TULIP_MEDIA_BNC: 1523 case TULIP_MEDIA_AUI: 1524 case TULIP_MEDIA_10BASET: { 1525 sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; 1526 sc->tulip_cmdmode |= TULIP_CMD_TXTHRSHLDCTL; 1527 sc->tulip_if.if_baudrate = 10000000; 1528 sc->tulip_flags |= TULIP_SQETEST; 1529 break; 1530 } 1531 case TULIP_MEDIA_10BASET_FD: { 1532 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL; 1533 sc->tulip_if.if_baudrate = 10000000; 1534 break; 1535 } 1536 case TULIP_MEDIA_100BASEFX: 1537 case TULIP_MEDIA_100BASET4: 1538 case TULIP_MEDIA_100BASETX: { 1539 sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL); 1540 sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT; 1541 sc->tulip_if.if_baudrate = 100000000; 1542 break; 1543 } 1544 case TULIP_MEDIA_100BASEFX_FD: 1545 case TULIP_MEDIA_100BASETX_FD: { 1546 sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_PORTSELECT; 1547 sc->tulip_cmdmode &= ~TULIP_CMD_TXTHRSHLDCTL; 1548 sc->tulip_if.if_baudrate = 100000000; 1549 break; 1550 } 1551 default: { 1552 break; 1553 } 1554 } 1555 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); 1556} 1557 1558/* 1559 ******************************************************************** 1560 * Start of 21140/21140A support which does not use the MII interface 1561 */ 1562 1563static void 1564tulip_null_media_poll( 1565 tulip_softc_t * const sc, 1566 tulip_mediapoll_event_t event) 1567{ 1568#if defined(TULIP_DEBUG) 1569 sc->tulip_dbg.dbg_events[event]++; 1570#endif 1571#if defined(DIAGNOSTIC) 1572 printf(TULIP_PRINTF_FMT ": botch(media_poll) at line %d\n", 1573 TULIP_PRINTF_ARGS, __LINE__); 1574#endif 1575} 1576 1577__inline__ static void 1578tulip_21140_mediainit( 1579 tulip_softc_t * const sc, 1580 tulip_media_info_t * const mip, 1581 tulip_media_t const media, 1582 unsigned gpdata, 1583 unsigned cmdmode) 1584{ 1585 sc->tulip_mediums[media] = mip; 1586 mip->mi_type = TULIP_MEDIAINFO_GPR; 1587 mip->mi_cmdmode = cmdmode; 1588 mip->mi_gpdata = gpdata; 1589} 1590 1591static void 1592tulip_21140_evalboard_media_probe( 1593 tulip_softc_t * const sc) 1594{ 1595 tulip_media_info_t *mip = sc->tulip_mediainfo; 1596 1597 sc->tulip_gpinit = TULIP_GP_EB_PINS; 1598 sc->tulip_gpdata = TULIP_GP_EB_INIT; 1599 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS); 1600 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT); 1601 TULIP_CSR_WRITE(sc, csr_command, 1602 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT | 1603 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); 1604 TULIP_CSR_WRITE(sc, csr_command, 1605 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL); 1606 DELAY(1000000); 1607 if ((TULIP_CSR_READ(sc, csr_gp) & TULIP_GP_EB_OK100) != 0) { 1608 sc->tulip_media = TULIP_MEDIA_10BASET; 1609 } else { 1610 sc->tulip_media = TULIP_MEDIA_100BASETX; 1611 } 1612 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, 1613 TULIP_GP_EB_INIT, 1614 TULIP_CMD_TXTHRSHLDCTL); 1615 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, 1616 TULIP_GP_EB_INIT, 1617 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); 1618 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, 1619 TULIP_GP_EB_INIT, 1620 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1621 |TULIP_CMD_SCRAMBLER); 1622 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, 1623 TULIP_GP_EB_INIT, 1624 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1625 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); 1626} 1627 1628static const tulip_boardsw_t tulip_21140_eb_boardsw = { 1629 TULIP_21140_DEC_EB, 1630 tulip_21140_evalboard_media_probe, 1631 tulip_media_select, 1632 tulip_null_media_poll, 1633 tulip_2114x_media_preset, 1634}; 1635 1636static void 1637tulip_21140_accton_media_probe( 1638 tulip_softc_t * const sc) 1639{ 1640 tulip_media_info_t *mip = sc->tulip_mediainfo; 1641 unsigned gpdata; 1642 1643 sc->tulip_gpinit = TULIP_GP_EB_PINS; 1644 sc->tulip_gpdata = TULIP_GP_EB_INIT; 1645 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS); 1646 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT); 1647 TULIP_CSR_WRITE(sc, csr_command, 1648 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT | 1649 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); 1650 TULIP_CSR_WRITE(sc, csr_command, 1651 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL); 1652 DELAY(1000000); 1653 gpdata = TULIP_CSR_READ(sc, csr_gp); 1654 if ((gpdata & TULIP_GP_EN1207_UTP_INIT) == 0) { 1655 sc->tulip_media = TULIP_MEDIA_10BASET; 1656 } else { 1657 if ((gpdata & TULIP_GP_EN1207_BNC_INIT) == 0) { 1658 sc->tulip_media = TULIP_MEDIA_BNC; 1659 } else { 1660 sc->tulip_media = TULIP_MEDIA_100BASETX; 1661 } 1662 } 1663 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_BNC, 1664 TULIP_GP_EN1207_BNC_INIT, 1665 TULIP_CMD_TXTHRSHLDCTL); 1666 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, 1667 TULIP_GP_EN1207_UTP_INIT, 1668 TULIP_CMD_TXTHRSHLDCTL); 1669 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, 1670 TULIP_GP_EN1207_UTP_INIT, 1671 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); 1672 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, 1673 TULIP_GP_EN1207_100_INIT, 1674 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1675 |TULIP_CMD_SCRAMBLER); 1676 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, 1677 TULIP_GP_EN1207_100_INIT, 1678 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1679 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); 1680} 1681 1682static const tulip_boardsw_t tulip_21140_accton_boardsw = { 1683 TULIP_21140_EN1207, 1684 tulip_21140_accton_media_probe, 1685 tulip_media_select, 1686 tulip_null_media_poll, 1687 tulip_2114x_media_preset, 1688}; 1689 1690static void 1691tulip_21140_smc9332_media_probe( 1692 tulip_softc_t * const sc) 1693{ 1694 tulip_media_info_t *mip = sc->tulip_mediainfo; 1695 int idx, cnt = 0; 1696 1697 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT|TULIP_CMD_MUSTBEONE); 1698 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); 1699 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at 1700 33MHz that comes to two microseconds but wait a 1701 bit longer anyways) */ 1702 TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT | 1703 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); 1704 sc->tulip_gpinit = TULIP_GP_SMC_9332_PINS; 1705 sc->tulip_gpdata = TULIP_GP_SMC_9332_INIT; 1706 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_PINS|TULIP_GP_PINSET); 1707 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_INIT); 1708 DELAY(200000); 1709 for (idx = 1000; idx > 0; idx--) { 1710 u_int32_t csr = TULIP_CSR_READ(sc, csr_gp); 1711 if ((csr & (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) == (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) { 1712 if (++cnt > 100) 1713 break; 1714 } else if ((csr & TULIP_GP_SMC_9332_OK10) == 0) { 1715 break; 1716 } else { 1717 cnt = 0; 1718 } 1719 DELAY(1000); 1720 } 1721 sc->tulip_media = cnt > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET; 1722 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, 1723 TULIP_GP_SMC_9332_INIT, 1724 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1725 |TULIP_CMD_SCRAMBLER); 1726 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, 1727 TULIP_GP_SMC_9332_INIT, 1728 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1729 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); 1730 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, 1731 TULIP_GP_SMC_9332_INIT, 1732 TULIP_CMD_TXTHRSHLDCTL); 1733 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, 1734 TULIP_GP_SMC_9332_INIT, 1735 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); 1736} 1737 1738static const tulip_boardsw_t tulip_21140_smc9332_boardsw = { 1739 TULIP_21140_SMC_9332, 1740 tulip_21140_smc9332_media_probe, 1741 tulip_media_select, 1742 tulip_null_media_poll, 1743 tulip_2114x_media_preset, 1744}; 1745 1746static void 1747tulip_21140_cogent_em100_media_probe( 1748 tulip_softc_t * const sc) 1749{ 1750 tulip_media_info_t *mip = sc->tulip_mediainfo; 1751 u_int32_t cmdmode = TULIP_CSR_READ(sc, csr_command); 1752 1753 sc->tulip_gpinit = TULIP_GP_EM100_PINS; 1754 sc->tulip_gpdata = TULIP_GP_EM100_INIT; 1755 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_PINS); 1756 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_INIT); 1757 1758 cmdmode = TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_MUSTBEONE; 1759 cmdmode &= ~(TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_SCRAMBLER); 1760 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) { 1761 TULIP_CSR_WRITE(sc, csr_command, cmdmode); 1762 sc->tulip_media = TULIP_MEDIA_100BASEFX; 1763 1764 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX, 1765 TULIP_GP_EM100_INIT, 1766 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION); 1767 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX_FD, 1768 TULIP_GP_EM100_INIT, 1769 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1770 |TULIP_CMD_FULLDUPLEX); 1771 } else { 1772 TULIP_CSR_WRITE(sc, csr_command, cmdmode|TULIP_CMD_SCRAMBLER); 1773 sc->tulip_media = TULIP_MEDIA_100BASETX; 1774 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, 1775 TULIP_GP_EM100_INIT, 1776 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1777 |TULIP_CMD_SCRAMBLER); 1778 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, 1779 TULIP_GP_EM100_INIT, 1780 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1781 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); 1782 } 1783} 1784 1785static const tulip_boardsw_t tulip_21140_cogent_em100_boardsw = { 1786 TULIP_21140_COGENT_EM100, 1787 tulip_21140_cogent_em100_media_probe, 1788 tulip_media_select, 1789 tulip_null_media_poll, 1790 tulip_2114x_media_preset 1791}; 1792 1793static void 1794tulip_21140_znyx_zx34x_media_probe( 1795 tulip_softc_t * const sc) 1796{ 1797 tulip_media_info_t *mip = sc->tulip_mediainfo; 1798 int cnt10 = 0, cnt100 = 0, idx; 1799 1800 sc->tulip_gpinit = TULIP_GP_ZX34X_PINS; 1801 sc->tulip_gpdata = TULIP_GP_ZX34X_INIT; 1802 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_PINS); 1803 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_INIT); 1804 TULIP_CSR_WRITE(sc, csr_command, 1805 TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT | 1806 TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); 1807 TULIP_CSR_WRITE(sc, csr_command, 1808 TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL); 1809 1810 DELAY(200000); 1811 for (idx = 1000; idx > 0; idx--) { 1812 u_int32_t csr = TULIP_CSR_READ(sc, csr_gp); 1813 if ((csr & (TULIP_GP_ZX34X_LNKFAIL|TULIP_GP_ZX34X_SYMDET|TULIP_GP_ZX34X_SIGDET)) == (TULIP_GP_ZX34X_LNKFAIL|TULIP_GP_ZX34X_SYMDET|TULIP_GP_ZX34X_SIGDET)) { 1814 if (++cnt100 > 100) 1815 break; 1816 } else if ((csr & TULIP_GP_ZX34X_LNKFAIL) == 0) { 1817 if (++cnt10 > 100) 1818 break; 1819 } else { 1820 cnt10 = 0; 1821 cnt100 = 0; 1822 } 1823 DELAY(1000); 1824 } 1825 sc->tulip_media = cnt100 > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET; 1826 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, 1827 TULIP_GP_ZX34X_INIT, 1828 TULIP_CMD_TXTHRSHLDCTL); 1829 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, 1830 TULIP_GP_ZX34X_INIT, 1831 TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); 1832 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, 1833 TULIP_GP_ZX34X_INIT, 1834 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1835 |TULIP_CMD_SCRAMBLER); 1836 tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, 1837 TULIP_GP_ZX34X_INIT, 1838 TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION 1839 |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); 1840} 1841 1842static const tulip_boardsw_t tulip_21140_znyx_zx34x_boardsw = { 1843 TULIP_21140_ZNYX_ZX34X, 1844 tulip_21140_znyx_zx34x_media_probe, 1845 tulip_media_select, 1846 tulip_null_media_poll, 1847 tulip_2114x_media_preset, 1848}; 1849 1850static void 1851tulip_2114x_media_probe( 1852 tulip_softc_t * const sc) 1853{ 1854 sc->tulip_cmdmode |= TULIP_CMD_MUSTBEONE 1855 |TULIP_CMD_BACKOFFCTR|TULIP_CMD_THRSHLD72; 1856} 1857 1858static const tulip_boardsw_t tulip_2114x_isv_boardsw = { 1859 TULIP_21140_ISV, 1860 tulip_2114x_media_probe, 1861 tulip_media_select, 1862 tulip_media_poll, 1863 tulip_2114x_media_preset, 1864}; 1865 1866/* 1867 * ******** END of chip-specific handlers. *********** 1868 */ 1869 1870/* 1871 * Code the read the SROM and MII bit streams (I2C) 1872 */ 1873static void 1874tulip_delay_300ns( 1875 tulip_softc_t * const sc) 1876{ 1877 int idx; 1878 for (idx = (300 / 33) + 1; idx > 0; idx--) 1879 (void) TULIP_CSR_READ(sc, csr_busmode); 1880} 1881 1882#define EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); tulip_delay_300ns(sc); } while (0) 1883 1884static void 1885tulip_srom_idle( 1886 tulip_softc_t * const sc) 1887{ 1888 unsigned bit, csr; 1889 1890 csr = SROMSEL ; EMIT; 1891 csr = SROMSEL | SROMRD; EMIT; 1892 csr ^= SROMCS; EMIT; 1893 csr ^= SROMCLKON; EMIT; 1894 1895 /* 1896 * Write 25 cycles of 0 which will force the SROM to be idle. 1897 */ 1898 for (bit = 3 + SROM_BITWIDTH + 16; bit > 0; bit--) { 1899 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ 1900 csr ^= SROMCLKON; EMIT; /* clock high; data valid */ 1901 } 1902 csr ^= SROMCLKOFF; EMIT; 1903 csr ^= SROMCS; EMIT; 1904 csr = 0; EMIT; 1905} 1906 1907 1908static void 1909tulip_srom_read( 1910 tulip_softc_t * const sc) 1911{ 1912 unsigned idx; 1913 const unsigned bitwidth = SROM_BITWIDTH; 1914 const unsigned cmdmask = (SROMCMD_RD << bitwidth); 1915 const unsigned msb = 1 << (bitwidth + 3 - 1); 1916 unsigned lastidx = (1 << bitwidth) - 1; 1917 1918 tulip_srom_idle(sc); 1919 1920 for (idx = 0; idx <= lastidx; idx++) { 1921 unsigned lastbit, data, bits, bit, csr; 1922 csr = SROMSEL ; EMIT; 1923 csr = SROMSEL | SROMRD; EMIT; 1924 csr ^= SROMCSON; EMIT; 1925 csr ^= SROMCLKON; EMIT; 1926 1927 lastbit = 0; 1928 for (bits = idx|cmdmask, bit = bitwidth + 3; bit > 0; bit--, bits <<= 1) { 1929 const unsigned thisbit = bits & msb; 1930 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ 1931 if (thisbit != lastbit) { 1932 csr ^= SROMDOUT; EMIT; /* clock low; invert data */ 1933 } else { 1934 EMIT; 1935 } 1936 csr ^= SROMCLKON; EMIT; /* clock high; data valid */ 1937 lastbit = thisbit; 1938 } 1939 csr ^= SROMCLKOFF; EMIT; 1940 1941 for (data = 0, bits = 0; bits < 16; bits++) { 1942 data <<= 1; 1943 csr ^= SROMCLKON; EMIT; /* clock high; data valid */ 1944 data |= TULIP_CSR_READ(sc, csr_srom_mii) & SROMDIN ? 1 : 0; 1945 csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ 1946 } 1947 sc->tulip_rombuf[idx*2] = data & 0xFF; 1948 sc->tulip_rombuf[idx*2+1] = data >> 8; 1949 csr = SROMSEL | SROMRD; EMIT; 1950 csr = 0; EMIT; 1951 } 1952 tulip_srom_idle(sc); 1953} 1954 1955#define MII_EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); tulip_delay_300ns(sc); } while (0) 1956 1957static void 1958tulip_mii_writebits( 1959 tulip_softc_t * const sc, 1960 unsigned data, 1961 unsigned bits) 1962{ 1963 unsigned msb = 1 << (bits - 1); 1964 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); 1965 unsigned lastbit = (csr & MII_DOUT) ? msb : 0; 1966 1967 csr |= MII_WR; MII_EMIT; /* clock low; assert write */ 1968 1969 for (; bits > 0; bits--, data <<= 1) { 1970 const unsigned thisbit = data & msb; 1971 if (thisbit != lastbit) { 1972 csr ^= MII_DOUT; MII_EMIT; /* clock low; invert data */ 1973 } 1974 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ 1975 lastbit = thisbit; 1976 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ 1977 } 1978} 1979 1980static void 1981tulip_mii_turnaround( 1982 tulip_softc_t * const sc, 1983 unsigned cmd) 1984{ 1985 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); 1986 1987 if (cmd == MII_WRCMD) { 1988 csr |= MII_DOUT; MII_EMIT; /* clock low; change data */ 1989 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ 1990 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ 1991 csr ^= MII_DOUT; MII_EMIT; /* clock low; change data */ 1992 } else { 1993 csr |= MII_RD; MII_EMIT; /* clock low; switch to read */ 1994 } 1995 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ 1996 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ 1997} 1998 1999static unsigned 2000tulip_mii_readbits( 2001 tulip_softc_t * const sc) 2002{ 2003 unsigned data; 2004 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); 2005 int idx; 2006 2007 for (idx = 0, data = 0; idx < 16; idx++) { 2008 data <<= 1; /* this is NOOP on the first pass through */ 2009 csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ 2010 if (TULIP_CSR_READ(sc, csr_srom_mii) & MII_DIN) 2011 data |= 1; 2012 csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ 2013 } 2014 csr ^= MII_RD; MII_EMIT; /* clock low; turn off read */ 2015 2016 return data; 2017} 2018 2019static unsigned 2020tulip_mii_readreg( 2021 tulip_softc_t * const sc, 2022 unsigned devaddr, 2023 unsigned regno) 2024{ 2025 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); 2026 unsigned data; 2027 2028 csr &= ~(MII_RD|MII_CLK); MII_EMIT; 2029 tulip_mii_writebits(sc, MII_PREAMBLE, 32); 2030 tulip_mii_writebits(sc, MII_RDCMD, 8); 2031 tulip_mii_writebits(sc, devaddr, 5); 2032 tulip_mii_writebits(sc, regno, 5); 2033 tulip_mii_turnaround(sc, MII_RDCMD); 2034 2035 data = tulip_mii_readbits(sc); 2036#if defined(TULIP_DEBUG) 2037 sc->tulip_dbg.dbg_phyregs[regno][0] = data; 2038 sc->tulip_dbg.dbg_phyregs[regno][1]++; 2039#endif 2040 return data; 2041} 2042 2043static void 2044tulip_mii_writereg( 2045 tulip_softc_t * const sc, 2046 unsigned devaddr, 2047 unsigned regno, 2048 unsigned data) 2049{ 2050 unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); 2051 csr &= ~(MII_RD|MII_CLK); MII_EMIT; 2052 tulip_mii_writebits(sc, MII_PREAMBLE, 32); 2053 tulip_mii_writebits(sc, MII_WRCMD, 8); 2054 tulip_mii_writebits(sc, devaddr, 5); 2055 tulip_mii_writebits(sc, regno, 5); 2056 tulip_mii_turnaround(sc, MII_WRCMD); 2057 tulip_mii_writebits(sc, data, 16); 2058#if defined(TULIP_DEBUG) 2059 sc->tulip_dbg.dbg_phyregs[regno][2] = data; 2060 sc->tulip_dbg.dbg_phyregs[regno][3]++; 2061#endif 2062} 2063 2064#define tulip_mchash(mca) (tulip_crc32(mca, 6) & 0x1FF) 2065#define tulip_srom_crcok(databuf) ( \ 2066 ((tulip_crc32(databuf, 126) & 0xFFFFU) ^ 0xFFFFU) == \ 2067 ((databuf)[126] | ((databuf)[127] << 8))) 2068 2069static unsigned 2070tulip_crc32( 2071 const unsigned char *databuf, 2072 size_t datalen) 2073{ 2074 u_int idx, crc = 0xFFFFFFFFUL; 2075 static const u_int crctab[] = { 2076 0x00000000, 0x1db71064, 0x3b6e20c8, 0x26d930ac, 2077 0x76dc4190, 0x6b6b51f4, 0x4db26158, 0x5005713c, 2078 0xedb88320, 0xf00f9344, 0xd6d6a3e8, 0xcb61b38c, 2079 0x9b64c2b0, 0x86d3d2d4, 0xa00ae278, 0xbdbdf21c 2080 }; 2081 2082 for (idx = 0; idx < datalen; idx++) { 2083 crc ^= *databuf++; 2084 crc = (crc >> 4) ^ crctab[crc & 0xf]; 2085 crc = (crc >> 4) ^ crctab[crc & 0xf]; 2086 } 2087 return crc; 2088} 2089 2090static void 2091tulip_identify_dec_nic( 2092 tulip_softc_t * const sc) 2093{ 2094 strcpy(sc->tulip_boardid, "DEC "); 2095#define D0 4 2096 if (sc->tulip_chipid <= TULIP_DE425) 2097 return; 2098 if (bcmp(sc->tulip_rombuf + 29, "DE500", 5) == 0 2099 || bcmp(sc->tulip_rombuf + 29, "DE450", 5) == 0) { 2100 bcopy(sc->tulip_rombuf + 29, &sc->tulip_boardid[D0], 8); 2101 sc->tulip_boardid[D0+8] = ' '; 2102 } 2103#undef D0 2104} 2105 2106static void 2107tulip_identify_znyx_nic( 2108 tulip_softc_t * const sc) 2109{ 2110 unsigned id = 0; 2111 strcpy(sc->tulip_boardid, "ZNYX ZX3XX "); 2112 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) { 2113 unsigned znyx_ptr; 2114 sc->tulip_boardid[8] = '4'; 2115 znyx_ptr = sc->tulip_rombuf[124] + 256 * sc->tulip_rombuf[125]; 2116 if (znyx_ptr < 26 || znyx_ptr > 116) { 2117 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; 2118 return; 2119 } 2120 /* ZX344 = 0010 .. 0013FF 2121 */ 2122 if (sc->tulip_rombuf[znyx_ptr] == 0x4A 2123 && sc->tulip_rombuf[znyx_ptr + 1] == 0x52 2124 && sc->tulip_rombuf[znyx_ptr + 2] == 0x01) { 2125 id = sc->tulip_rombuf[znyx_ptr + 5] + 256 * sc->tulip_rombuf[znyx_ptr + 4]; 2126 if ((id >> 8) == (TULIP_ZNYX_ID_ZX342 >> 8)) { 2127 sc->tulip_boardid[9] = '2'; 2128 if (id == TULIP_ZNYX_ID_ZX342B) { 2129 sc->tulip_boardid[10] = 'B'; 2130 sc->tulip_boardid[11] = ' '; 2131 } 2132 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; 2133 } else if (id == TULIP_ZNYX_ID_ZX344) { 2134 sc->tulip_boardid[10] = '4'; 2135 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; 2136 } else if (id == TULIP_ZNYX_ID_ZX345) { 2137 sc->tulip_boardid[9] = (sc->tulip_rombuf[19] > 1) ? '8' : '5'; 2138 } else if (id == TULIP_ZNYX_ID_ZX346) { 2139 sc->tulip_boardid[9] = '6'; 2140 } else if (id == TULIP_ZNYX_ID_ZX351) { 2141 sc->tulip_boardid[8] = '5'; 2142 sc->tulip_boardid[9] = '1'; 2143 } 2144 } 2145 if (id == 0) { 2146 /* 2147 * Assume it's a ZX342... 2148 */ 2149 sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; 2150 } 2151 return; 2152 } 2153 sc->tulip_boardid[8] = '1'; 2154 if (sc->tulip_chipid == TULIP_21041) { 2155 sc->tulip_boardid[10] = '1'; 2156 return; 2157 } 2158 if (sc->tulip_rombuf[32] == 0x4A && sc->tulip_rombuf[33] == 0x52) { 2159 id = sc->tulip_rombuf[37] + 256 * sc->tulip_rombuf[36]; 2160 if (id == TULIP_ZNYX_ID_ZX312T) { 2161 sc->tulip_boardid[9] = '2'; 2162 sc->tulip_boardid[10] = 'T'; 2163 sc->tulip_boardid[11] = ' '; 2164 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; 2165 } else if (id == TULIP_ZNYX_ID_ZX314_INTA) { 2166 sc->tulip_boardid[9] = '4'; 2167 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; 2168 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; 2169 } else if (id == TULIP_ZNYX_ID_ZX314) { 2170 sc->tulip_boardid[9] = '4'; 2171 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; 2172 sc->tulip_features |= TULIP_HAVE_BASEROM; 2173 } else if (id == TULIP_ZNYX_ID_ZX315_INTA) { 2174 sc->tulip_boardid[9] = '5'; 2175 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; 2176 } else if (id == TULIP_ZNYX_ID_ZX315) { 2177 sc->tulip_boardid[9] = '5'; 2178 sc->tulip_features |= TULIP_HAVE_BASEROM; 2179 } else { 2180 id = 0; 2181 } 2182 } 2183 if (id == 0) { 2184 if ((sc->tulip_enaddr[3] & ~3) == 0xF0 && (sc->tulip_enaddr[5] & 2) == 0) { 2185 sc->tulip_boardid[9] = '4'; 2186 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; 2187 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; 2188 } else if ((sc->tulip_enaddr[3] & ~3) == 0xF4 && (sc->tulip_enaddr[5] & 1) == 0) { 2189 sc->tulip_boardid[9] = '5'; 2190 sc->tulip_boardsw = &tulip_21040_boardsw; 2191 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; 2192 } else if ((sc->tulip_enaddr[3] & ~3) == 0xEC) { 2193 sc->tulip_boardid[9] = '2'; 2194 sc->tulip_boardsw = &tulip_21040_boardsw; 2195 } 2196 } 2197} 2198 2199static void 2200tulip_identify_smc_nic( 2201 tulip_softc_t * const sc) 2202{ 2203 u_int32_t id1, id2, ei; 2204 int auibnc = 0, utp = 0; 2205 char *cp; 2206 2207 strcpy(sc->tulip_boardid, "SMC "); 2208 if (sc->tulip_chipid == TULIP_21041) 2209 return; 2210 if (sc->tulip_chipid != TULIP_21040) { 2211 if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw) { 2212 strcpy(&sc->tulip_boardid[4], "9332DST "); 2213 sc->tulip_boardsw = &tulip_21140_smc9332_boardsw; 2214 } else if (sc->tulip_features & (TULIP_HAVE_BASEROM|TULIP_HAVE_SLAVEDROM)) { 2215 strcpy(&sc->tulip_boardid[4], "9334BDT "); 2216 } else { 2217 strcpy(&sc->tulip_boardid[4], "9332BDT "); 2218 } 2219 return; 2220 } 2221 id1 = sc->tulip_rombuf[0x60] | (sc->tulip_rombuf[0x61] << 8); 2222 id2 = sc->tulip_rombuf[0x62] | (sc->tulip_rombuf[0x63] << 8); 2223 ei = sc->tulip_rombuf[0x66] | (sc->tulip_rombuf[0x67] << 8); 2224 2225 strcpy(&sc->tulip_boardid[4], "8432"); 2226 cp = &sc->tulip_boardid[8]; 2227 if ((id1 & 1) == 0) 2228 *cp++ = 'B', auibnc = 1; 2229 if ((id1 & 0xFF) > 0x32) 2230 *cp++ = 'T', utp = 1; 2231 if ((id1 & 0x4000) == 0) 2232 *cp++ = 'A', auibnc = 1; 2233 if (id2 == 0x15) { 2234 sc->tulip_boardid[7] = '4'; 2235 *cp++ = '-'; 2236 *cp++ = 'C'; 2237 *cp++ = 'H'; 2238 *cp++ = (ei ? '2' : '1'); 2239 } 2240 *cp++ = ' '; 2241 *cp = '\0'; 2242 if (utp && !auibnc) 2243 sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; 2244 else if (!utp && auibnc) 2245 sc->tulip_boardsw = &tulip_21040_auibnc_only_boardsw; 2246} 2247 2248static void 2249tulip_identify_cogent_nic( 2250 tulip_softc_t * const sc) 2251{ 2252 strcpy(sc->tulip_boardid, "Cogent "); 2253 if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) { 2254 if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100TX_ID) { 2255 strcat(sc->tulip_boardid, "EM100TX "); 2256 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw; 2257#if defined(TULIP_COGENT_EM110TX_ID) 2258 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM110TX_ID) { 2259 strcat(sc->tulip_boardid, "EM110TX "); 2260 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw; 2261#endif 2262 } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) { 2263 strcat(sc->tulip_boardid, "EM100FX "); 2264 sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw; 2265 } 2266 /* 2267 * Magic number (0x24001109U) is the SubVendor (0x2400) and 2268 * SubDevId (0x1109) for the ANA6944TX (EM440TX). 2269 */ 2270 if (*(u_int32_t *) sc->tulip_rombuf == 0x24001109U 2271 && (sc->tulip_features & TULIP_HAVE_BASEROM)) { 2272 /* 2273 * Cogent (Adaptec) is still mapping all INTs to INTA of 2274 * first 21140. Dumb! Dumb! 2275 */ 2276 strcat(sc->tulip_boardid, "EM440TX "); 2277 sc->tulip_features |= TULIP_HAVE_SHAREDINTR; 2278 } 2279 } else if (sc->tulip_chipid == TULIP_21040) { 2280 sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; 2281 } 2282} 2283 2284static void 2285tulip_identify_accton_nic( 2286 tulip_softc_t * const sc) 2287{ 2288 strcpy(sc->tulip_boardid, "ACCTON "); 2289 switch (sc->tulip_chipid) { 2290 case TULIP_21140A: 2291 strcat(sc->tulip_boardid, "EN1207 "); 2292 sc->tulip_boardsw = &tulip_21140_accton_boardsw; 2293 break; 2294 case TULIP_21140: 2295 strcat(sc->tulip_boardid, "EN1207TX "); 2296 sc->tulip_boardsw = &tulip_21140_eb_boardsw; 2297 break; 2298 case TULIP_21040: 2299 strcat(sc->tulip_boardid, "EN1203 "); 2300 sc->tulip_boardsw = &tulip_21040_boardsw; 2301 break; 2302 case TULIP_21041: 2303 strcat(sc->tulip_boardid, "EN1203 "); 2304 sc->tulip_boardsw = &tulip_21041_boardsw; 2305 break; 2306 default: 2307 sc->tulip_boardsw = &tulip_2114x_isv_boardsw; 2308 break; 2309 } 2310} 2311 2312static void 2313tulip_identify_asante_nic( 2314 tulip_softc_t * const sc) 2315{ 2316 strcpy(sc->tulip_boardid, "Asante "); 2317 if ((sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) 2318 && sc->tulip_boardsw != &tulip_2114x_isv_boardsw) { 2319 tulip_media_info_t *mi = sc->tulip_mediainfo; 2320 int idx; 2321 /* 2322 * The Asante Fast Ethernet doesn't always ship with a valid 2323 * new format SROM. So if isn't in the new format, we cheat 2324 * set it up as if we had. 2325 */ 2326 2327 sc->tulip_gpinit = TULIP_GP_ASANTE_PINS; 2328 sc->tulip_gpdata = 0; 2329 2330 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PINS|TULIP_GP_PINSET); 2331 TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PHYRESET); 2332 DELAY(100); 2333 TULIP_CSR_WRITE(sc, csr_gp, 0); 2334 2335 mi->mi_type = TULIP_MEDIAINFO_MII; 2336 mi->mi_gpr_length = 0; 2337 mi->mi_gpr_offset = 0; 2338 mi->mi_reset_length = 0; 2339 mi->mi_reset_offset = 0;; 2340 2341 mi->mi_phyaddr = TULIP_MII_NOPHY; 2342 for (idx = 20; idx > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx--) { 2343 DELAY(10000); 2344 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, 0); 2345 } 2346 if (mi->mi_phyaddr == TULIP_MII_NOPHY) { 2347 printf(TULIP_PRINTF_FMT ": can't find phy 0\n", TULIP_PRINTF_ARGS); 2348 return; 2349 } 2350 2351 sc->tulip_features |= TULIP_HAVE_MII; 2352 mi->mi_capabilities = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD; 2353 mi->mi_advertisement = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD; 2354 mi->mi_full_duplex = PHYSTS_10BASET_FD|PHYSTS_100BASETX_FD; 2355 mi->mi_tx_threshold = PHYSTS_10BASET|PHYSTS_10BASET_FD; 2356 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD); 2357 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX); 2358 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4); 2359 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD); 2360 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET); 2361 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) | 2362 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH); 2363 2364 sc->tulip_boardsw = &tulip_2114x_isv_boardsw; 2365 } 2366} 2367 2368static int 2369tulip_srom_decode( 2370 tulip_softc_t * const sc) 2371{ 2372 unsigned idx1, idx2, idx3; 2373 2374 const tulip_srom_header_t *shp = (tulip_srom_header_t *) &sc->tulip_rombuf[0]; 2375 const tulip_srom_adapter_info_t *saip = (tulip_srom_adapter_info_t *) (shp + 1); 2376 tulip_srom_media_t srom_media; 2377 tulip_media_info_t *mi = sc->tulip_mediainfo; 2378 const u_int8_t *dp; 2379 u_int32_t leaf_offset, blocks, data; 2380 2381 for (idx1 = 0; idx1 < shp->sh_adapter_count; idx1++, saip++) { 2382 if (shp->sh_adapter_count == 1) 2383 break; 2384 if (saip->sai_device == sc->tulip_pci_devno) 2385 break; 2386 } 2387 /* 2388 * Didn't find the right media block for this card. 2389 */ 2390 if (idx1 == shp->sh_adapter_count) 2391 return 0; 2392 2393 /* 2394 * Save the hardware address. 2395 */ 2396 bcopy((caddr_t) shp->sh_ieee802_address, (caddr_t) sc->tulip_enaddr, 6); 2397 /* 2398 * If this is a multiple port card, add the adapter index to the last 2399 * byte of the hardware address. (if it isn't multiport, adding 0 2400 * won't hurt. 2401 */ 2402 sc->tulip_enaddr[5] += idx1; 2403 2404 leaf_offset = saip->sai_leaf_offset_lowbyte 2405 + saip->sai_leaf_offset_highbyte * 256; 2406 dp = sc->tulip_rombuf + leaf_offset; 2407 2408 sc->tulip_conntype = (tulip_srom_connection_t) (dp[0] + dp[1] * 256); dp += 2; 2409 2410 for (idx2 = 0;; idx2++) { 2411 if (tulip_srom_conninfo[idx2].sc_type == sc->tulip_conntype 2412 || tulip_srom_conninfo[idx2].sc_type == TULIP_SROM_CONNTYPE_NOT_USED) 2413 break; 2414 } 2415 sc->tulip_connidx = idx2; 2416 2417 if (sc->tulip_chipid == TULIP_21041) { 2418 blocks = *dp++; 2419 for (idx2 = 0; idx2 < blocks; idx2++) { 2420 tulip_media_t media; 2421 data = *dp++; 2422 srom_media = (tulip_srom_media_t) (data & 0x3F); 2423 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { 2424 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) 2425 break; 2426 } 2427 media = tulip_srom_mediums[idx3].sm_type; 2428 if (media != TULIP_MEDIA_UNKNOWN) { 2429 if (data & TULIP_SROM_21041_EXTENDED) { 2430 mi->mi_type = TULIP_MEDIAINFO_SIA; 2431 sc->tulip_mediums[media] = mi; 2432 mi->mi_sia_connectivity = dp[0] + dp[1] * 256; 2433 mi->mi_sia_tx_rx = dp[2] + dp[3] * 256; 2434 mi->mi_sia_general = dp[4] + dp[5] * 256; 2435 mi++; 2436 } else { 2437 switch (media) { 2438 case TULIP_MEDIA_BNC: { 2439 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); 2440 mi++; 2441 break; 2442 } 2443 case TULIP_MEDIA_AUI: { 2444 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); 2445 mi++; 2446 break; 2447 } 2448 case TULIP_MEDIA_10BASET: { 2449 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); 2450 mi++; 2451 break; 2452 } 2453 case TULIP_MEDIA_10BASET_FD: { 2454 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); 2455 mi++; 2456 break; 2457 } 2458 default: { 2459 break; 2460 } 2461 } 2462 } 2463 } 2464 if (data & TULIP_SROM_21041_EXTENDED) 2465 dp += 6; 2466 } 2467#ifdef notdef 2468 if (blocks == 0) { 2469 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); mi++; 2470 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); mi++; 2471 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); mi++; 2472 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); mi++; 2473 } 2474#endif 2475 } else { 2476 unsigned length, type; 2477 tulip_media_t gp_media = TULIP_MEDIA_UNKNOWN; 2478 if (sc->tulip_features & TULIP_HAVE_GPR) 2479 sc->tulip_gpinit = *dp++; 2480 blocks = *dp++; 2481 for (idx2 = 0; idx2 < blocks; idx2++) { 2482 const u_int8_t *ep; 2483 if ((*dp & 0x80) == 0) { 2484 length = 4; 2485 type = 0; 2486 } else { 2487 length = (*dp++ & 0x7f) - 1; 2488 type = *dp++ & 0x3f; 2489 } 2490 ep = dp + length; 2491 switch (type & 0x3f) { 2492 case 0: { /* 21140[A] GPR block */ 2493 tulip_media_t media; 2494 srom_media = (tulip_srom_media_t) dp[0]; 2495 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { 2496 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) 2497 break; 2498 } 2499 media = tulip_srom_mediums[idx3].sm_type; 2500 if (media == TULIP_MEDIA_UNKNOWN) 2501 break; 2502 mi->mi_type = TULIP_MEDIAINFO_GPR; 2503 sc->tulip_mediums[media] = mi; 2504 mi->mi_gpdata = dp[1]; 2505 if (media > gp_media && !TULIP_IS_MEDIA_FD(media)) { 2506 sc->tulip_gpdata = mi->mi_gpdata; 2507 gp_media = media; 2508 } 2509 data = dp[2] + dp[3] * 256; 2510 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data); 2511 if (data & TULIP_SROM_2114X_NOINDICATOR) { 2512 mi->mi_actmask = 0; 2513 } else { 2514#if 0 2515 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0; 2516#endif 2517 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data); 2518 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask; 2519 } 2520 mi++; 2521 break; 2522 } 2523 case 1: { /* 21140[A] MII block */ 2524 const unsigned phyno = *dp++; 2525 mi->mi_type = TULIP_MEDIAINFO_MII; 2526 mi->mi_gpr_length = *dp++; 2527 mi->mi_gpr_offset = dp - sc->tulip_rombuf; 2528 dp += mi->mi_gpr_length; 2529 mi->mi_reset_length = *dp++; 2530 mi->mi_reset_offset = dp - sc->tulip_rombuf; 2531 dp += mi->mi_reset_length; 2532 2533 /* 2534 * Before we probe for a PHY, use the GPR information 2535 * to select it. If we don't, it may be inaccessible. 2536 */ 2537 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpinit|TULIP_GP_PINSET); 2538 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++) { 2539 DELAY(10); 2540 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx3]); 2541 } 2542 sc->tulip_phyaddr = mi->mi_phyaddr; 2543 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++) { 2544 DELAY(10); 2545 TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx3]); 2546 } 2547 2548 /* 2549 * At least write something! 2550 */ 2551 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0) 2552 TULIP_CSR_WRITE(sc, csr_gp, 0); 2553 2554 mi->mi_phyaddr = TULIP_MII_NOPHY; 2555 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) { 2556 DELAY(10000); 2557 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno); 2558 } 2559 if (mi->mi_phyaddr == TULIP_MII_NOPHY) { 2560#if defined(TULIP_DEBUG) 2561 printf(TULIP_PRINTF_FMT ": can't find phy %d\n", 2562 TULIP_PRINTF_ARGS, phyno); 2563#endif 2564 break; 2565 } 2566 sc->tulip_features |= TULIP_HAVE_MII; 2567 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2; 2568 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2; 2569 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2; 2570 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2; 2571 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD); 2572 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX); 2573 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4); 2574 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD); 2575 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET); 2576 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) | 2577 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH); 2578 mi++; 2579 break; 2580 } 2581 case 2: { /* 2114[23] SIA block */ 2582 tulip_media_t media; 2583 srom_media = (tulip_srom_media_t) dp[0]; 2584 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { 2585 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) 2586 break; 2587 } 2588 media = tulip_srom_mediums[idx3].sm_type; 2589 if (media == TULIP_MEDIA_UNKNOWN) 2590 break; 2591 mi->mi_type = TULIP_MEDIAINFO_SIA; 2592 sc->tulip_mediums[media] = mi; 2593 if (type & 0x40) { 2594 mi->mi_sia_connectivity = dp[0] + dp[1] * 256; 2595 mi->mi_sia_tx_rx = dp[2] + dp[3] * 256; 2596 mi->mi_sia_general = dp[4] + dp[5] * 256; 2597 dp += 6; 2598 } else { 2599 switch (media) { 2600 case TULIP_MEDIA_BNC: { 2601 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, BNC); 2602 break; 2603 } 2604 case TULIP_MEDIA_AUI: { 2605 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, AUI); 2606 break; 2607 } 2608 case TULIP_MEDIA_10BASET: { 2609 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET); 2610 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL; 2611 break; 2612 } 2613 case TULIP_MEDIA_10BASET_FD: { 2614 TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET_FD); 2615 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL; 2616 break; 2617 } 2618 default: { 2619 goto bad_media; 2620 } 2621 } 2622 } 2623 mi->mi_sia_gp_control = (dp[0] + dp[1] * 256) << 16; 2624 mi->mi_sia_gp_data = (dp[2] + dp[3] * 256) << 16; 2625 mi++; 2626 bad_media: 2627 break; 2628 } 2629 case 3: { /* 2114[23] MII PHY block */ 2630 const unsigned phyno = *dp++; 2631 const u_int8_t *dp0; 2632 mi->mi_type = TULIP_MEDIAINFO_MII; 2633 mi->mi_gpr_length = *dp++; 2634 mi->mi_gpr_offset = dp - sc->tulip_rombuf; 2635 dp += 2 * mi->mi_gpr_length; 2636 mi->mi_reset_length = *dp++; 2637 mi->mi_reset_offset = dp - sc->tulip_rombuf; 2638 dp += 2 * mi->mi_reset_length; 2639 2640 dp0 = &sc->tulip_rombuf[mi->mi_reset_offset]; 2641 for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++, dp0 += 2) { 2642 DELAY(10); 2643 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16); 2644 } 2645 sc->tulip_phyaddr = mi->mi_phyaddr; 2646 dp0 = &sc->tulip_rombuf[mi->mi_gpr_offset]; 2647 for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++, dp0 += 2) { 2648 DELAY(10); 2649 TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16); 2650 } 2651 2652 if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0) 2653 TULIP_CSR_WRITE(sc, csr_sia_general, 0); 2654 2655 mi->mi_phyaddr = TULIP_MII_NOPHY; 2656 for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) { 2657 DELAY(10000); 2658 mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno); 2659 } 2660 if (mi->mi_phyaddr == TULIP_MII_NOPHY) { 2661#if defined(TULIP_DEBUG) 2662 printf(TULIP_PRINTF_FMT ": can't find phy %d\n", 2663 TULIP_PRINTF_ARGS, phyno); 2664#endif 2665 break; 2666 } 2667 sc->tulip_features |= TULIP_HAVE_MII; 2668 mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2; 2669 mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2; 2670 mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2; 2671 mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2; 2672 mi->mi_mii_interrupt = dp[0] + dp[1] * 256; dp += 2; 2673 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD); 2674 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX); 2675 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4); 2676 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD); 2677 TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET); 2678 mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) | 2679 tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH); 2680 mi++; 2681 break; 2682 } 2683 case 4: { /* 21143 SYM block */ 2684 tulip_media_t media; 2685 srom_media = (tulip_srom_media_t) dp[0]; 2686 for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { 2687 if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) 2688 break; 2689 } 2690 media = tulip_srom_mediums[idx3].sm_type; 2691 if (media == TULIP_MEDIA_UNKNOWN) 2692 break; 2693 mi->mi_type = TULIP_MEDIAINFO_SYM; 2694 sc->tulip_mediums[media] = mi; 2695 mi->mi_gpcontrol = (dp[1] + dp[2] * 256) << 16; 2696 mi->mi_gpdata = (dp[3] + dp[4] * 256) << 16; 2697 data = dp[5] + dp[6] * 256; 2698 mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data); 2699 if (data & TULIP_SROM_2114X_NOINDICATOR) { 2700 mi->mi_actmask = 0; 2701 } else { 2702 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0; 2703 mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data); 2704 mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask; 2705 } 2706 if (TULIP_IS_MEDIA_TP(media)) 2707 sc->tulip_intrmask |= TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL; 2708 mi++; 2709 break; 2710 } 2711#if 0 2712 case 5: { /* 21143 Reset block */ 2713 mi->mi_type = TULIP_MEDIAINFO_RESET; 2714 mi->mi_reset_length = *dp++; 2715 mi->mi_reset_offset = dp - sc->tulip_rombuf; 2716 dp += 2 * mi->mi_reset_length; 2717 mi++; 2718 break; 2719 } 2720#endif 2721 default: { 2722 } 2723 } 2724 dp = ep; 2725 } 2726 } 2727 return mi - sc->tulip_mediainfo; 2728} 2729 2730static const struct { 2731 void (*vendor_identify_nic)(tulip_softc_t * const sc); 2732 unsigned char vendor_oui[3]; 2733} tulip_vendors[] = { 2734 { tulip_identify_dec_nic, { 0x08, 0x00, 0x2B } }, 2735 { tulip_identify_dec_nic, { 0x00, 0x00, 0xF8 } }, 2736 { tulip_identify_smc_nic, { 0x00, 0x00, 0xC0 } }, 2737 { tulip_identify_smc_nic, { 0x00, 0xE0, 0x29 } }, 2738 { tulip_identify_znyx_nic, { 0x00, 0xC0, 0x95 } }, 2739 { tulip_identify_cogent_nic, { 0x00, 0x00, 0x92 } }, 2740 { tulip_identify_asante_nic, { 0x00, 0x00, 0x94 } }, 2741 { tulip_identify_accton_nic, { 0x00, 0x00, 0xE8 } }, 2742 { NULL } 2743}; 2744 2745/* 2746 * This deals with the vagaries of the address roms and the 2747 * brain-deadness that various vendors commit in using them. 2748 */ 2749static int 2750tulip_read_macaddr( 2751 tulip_softc_t * const sc) 2752{ 2753 unsigned cksum, rom_cksum, idx; 2754 u_int32_t csr; 2755 unsigned char tmpbuf[8]; 2756 static const u_char testpat[] = { 0xFF, 0, 0x55, 0xAA, 0xFF, 0, 0x55, 0xAA }; 2757 2758 sc->tulip_connidx = TULIP_SROM_LASTCONNIDX; 2759 2760 if (sc->tulip_chipid == TULIP_21040) { 2761 TULIP_CSR_WRITE(sc, csr_enetrom, 1); 2762 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) { 2763 int cnt = 0; 2764 while (((csr = TULIP_CSR_READ(sc, csr_enetrom)) & 0x80000000L) && cnt < 10000) 2765 cnt++; 2766 sc->tulip_rombuf[idx] = csr & 0xFF; 2767 } 2768 sc->tulip_boardsw = &tulip_21040_boardsw; 2769#if defined(TULIP_EISA) 2770 } else if (sc->tulip_chipid == TULIP_DE425) { 2771 int cnt; 2772 for (idx = 0, cnt = 0; idx < sizeof(testpat) && cnt < 32; cnt++) { 2773 tmpbuf[idx] = TULIP_CSR_READBYTE(sc, csr_enetrom); 2774 if (tmpbuf[idx] == testpat[idx]) 2775 ++idx; 2776 else 2777 idx = 0; 2778 } 2779 for (idx = 0; idx < 32; idx++) 2780 sc->tulip_rombuf[idx] = TULIP_CSR_READBYTE(sc, csr_enetrom); 2781 sc->tulip_boardsw = &tulip_21040_boardsw; 2782#endif /* TULIP_EISA */ 2783 } else { 2784 if (sc->tulip_chipid == TULIP_21041) { 2785 /* 2786 * Thankfully all 21041's act the same. 2787 */ 2788 sc->tulip_boardsw = &tulip_21041_boardsw; 2789 } else { 2790 /* 2791 * Assume all 21140 board are compatible with the 2792 * DEC 10/100 evaluation board. Not really valid but 2793 * it's the best we can do until every one switches to 2794 * the new SROM format. 2795 */ 2796 2797 sc->tulip_boardsw = &tulip_21140_eb_boardsw; 2798 } 2799 tulip_srom_read(sc); 2800 if (tulip_srom_crcok(sc->tulip_rombuf)) { 2801 /* 2802 * SROM CRC is valid therefore it must be in the 2803 * new format. 2804 */ 2805 sc->tulip_features |= TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM; 2806 } else if (sc->tulip_rombuf[126] == 0xff && sc->tulip_rombuf[127] == 0xFF) { 2807 /* 2808 * No checksum is present. See if the SROM id checks out; 2809 * the first 18 bytes should be 0 followed by a 1 followed 2810 * by the number of adapters (which we don't deal with yet). 2811 */ 2812 for (idx = 0; idx < 18; idx++) { 2813 if (sc->tulip_rombuf[idx] != 0) 2814 break; 2815 } 2816 if (idx == 18 && sc->tulip_rombuf[18] == 1 && sc->tulip_rombuf[19] != 0) 2817 sc->tulip_features |= TULIP_HAVE_ISVSROM; 2818 } else if (sc->tulip_chipid >= TULIP_21142) { 2819 sc->tulip_features |= TULIP_HAVE_ISVSROM; 2820 sc->tulip_boardsw = &tulip_2114x_isv_boardsw; 2821 } 2822 if ((sc->tulip_features & TULIP_HAVE_ISVSROM) && tulip_srom_decode(sc)) { 2823 if (sc->tulip_chipid != TULIP_21041) 2824 sc->tulip_boardsw = &tulip_2114x_isv_boardsw; 2825 2826 /* 2827 * If the SROM specifies more than one adapter, tag this as a 2828 * BASE rom. 2829 */ 2830 if (sc->tulip_rombuf[19] > 1) 2831 sc->tulip_features |= TULIP_HAVE_BASEROM; 2832 if (sc->tulip_boardsw == NULL) 2833 return -6; 2834 goto check_oui; 2835 } 2836 } 2837 2838 2839 if (bcmp(&sc->tulip_rombuf[0], &sc->tulip_rombuf[16], 8) != 0) { 2840 /* 2841 * Some folks don't use the standard ethernet rom format 2842 * but instead just put the address in the first 6 bytes 2843 * of the rom and let the rest be all 0xffs. (Can we say 2844 * ZNYX???) (well sometimes they put in a checksum so we'll 2845 * start at 8). 2846 */ 2847 for (idx = 8; idx < 32; idx++) { 2848 if (sc->tulip_rombuf[idx] != 0xFF) 2849 return -4; 2850 } 2851 /* 2852 * Make sure the address is not multicast or locally assigned 2853 * that the OUI is not 00-00-00. 2854 */ 2855 if ((sc->tulip_rombuf[0] & 3) != 0) 2856 return -4; 2857 if (sc->tulip_rombuf[0] == 0 && sc->tulip_rombuf[1] == 0 2858 && sc->tulip_rombuf[2] == 0) 2859 return -4; 2860 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6); 2861 sc->tulip_features |= TULIP_HAVE_OKROM; 2862 goto check_oui; 2863 } else { 2864 /* 2865 * A number of makers of multiport boards (ZNYX and Cogent) 2866 * only put on one address ROM on their 21040 boards. So 2867 * if the ROM is all zeros (or all 0xFFs), look at the 2868 * previous configured boards (as long as they are on the same 2869 * PCI bus and the bus number is non-zero) until we find the 2870 * master board with address ROM. We then use its address ROM 2871 * as the base for this board. (we add our relative board 2872 * to the last byte of its address). 2873 */ 2874 for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) { 2875 if (sc->tulip_rombuf[idx] != 0 && sc->tulip_rombuf[idx] != 0xFF) 2876 break; 2877 } 2878 if (idx == sizeof(sc->tulip_rombuf)) { 2879 int root_unit; 2880 tulip_softc_t *root_sc = NULL; 2881 for (root_unit = sc->tulip_unit - 1; root_unit >= 0; root_unit--) { 2882 root_sc = TULIP_UNIT_TO_SOFTC(root_unit); 2883 if (root_sc == NULL || (root_sc->tulip_features & (TULIP_HAVE_OKROM|TULIP_HAVE_SLAVEDROM)) == TULIP_HAVE_OKROM) 2884 break; 2885 root_sc = NULL; 2886 } 2887 if (root_sc != NULL && (root_sc->tulip_features & TULIP_HAVE_BASEROM) 2888 && root_sc->tulip_chipid == sc->tulip_chipid 2889 && root_sc->tulip_pci_busno == sc->tulip_pci_busno) { 2890 sc->tulip_features |= TULIP_HAVE_SLAVEDROM; 2891 sc->tulip_boardsw = root_sc->tulip_boardsw; 2892 strcpy(sc->tulip_boardid, root_sc->tulip_boardid); 2893 if (sc->tulip_boardsw->bd_type == TULIP_21140_ISV) { 2894 bcopy(root_sc->tulip_rombuf, sc->tulip_rombuf, 2895 sizeof(sc->tulip_rombuf)); 2896 if (!tulip_srom_decode(sc)) 2897 return -5; 2898 } else { 2899 bcopy(root_sc->tulip_enaddr, sc->tulip_enaddr, 6); 2900 sc->tulip_enaddr[5] += sc->tulip_unit - root_sc->tulip_unit; 2901 } 2902 /* 2903 * Now for a truly disgusting kludge: all 4 21040s on 2904 * the ZX314 share the same INTA line so the mapping 2905 * setup by the BIOS on the PCI bridge is worthless. 2906 * Rather than reprogramming the value in the config 2907 * register, we will handle this internally. 2908 */ 2909 if (root_sc->tulip_features & TULIP_HAVE_SHAREDINTR) { 2910 sc->tulip_slaves = root_sc->tulip_slaves; 2911 root_sc->tulip_slaves = sc; 2912 sc->tulip_features |= TULIP_HAVE_SLAVEDINTR; 2913 } 2914 return 0; 2915 } 2916 } 2917 } 2918 2919 /* 2920 * This is the standard DEC address ROM test. 2921 */ 2922 2923 if (bcmp(&sc->tulip_rombuf[24], testpat, 8) != 0) 2924 return -3; 2925 2926 tmpbuf[0] = sc->tulip_rombuf[15]; tmpbuf[1] = sc->tulip_rombuf[14]; 2927 tmpbuf[2] = sc->tulip_rombuf[13]; tmpbuf[3] = sc->tulip_rombuf[12]; 2928 tmpbuf[4] = sc->tulip_rombuf[11]; tmpbuf[5] = sc->tulip_rombuf[10]; 2929 tmpbuf[6] = sc->tulip_rombuf[9]; tmpbuf[7] = sc->tulip_rombuf[8]; 2930 if (bcmp(&sc->tulip_rombuf[0], tmpbuf, 8) != 0) 2931 return -2; 2932 2933 bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6); 2934 2935 cksum = *(u_int16_t *) &sc->tulip_enaddr[0]; 2936 cksum *= 2; 2937 if (cksum > 65535) cksum -= 65535; 2938 cksum += *(u_int16_t *) &sc->tulip_enaddr[2]; 2939 if (cksum > 65535) cksum -= 65535; 2940 cksum *= 2; 2941 if (cksum > 65535) cksum -= 65535; 2942 cksum += *(u_int16_t *) &sc->tulip_enaddr[4]; 2943 if (cksum >= 65535) cksum -= 65535; 2944 2945 rom_cksum = *(u_int16_t *) &sc->tulip_rombuf[6]; 2946 2947 if (cksum != rom_cksum) 2948 return -1; 2949 2950 check_oui: 2951 /* 2952 * Check for various boards based on OUI. Did I say braindead? 2953 */ 2954 for (idx = 0; tulip_vendors[idx].vendor_identify_nic != NULL; idx++) { 2955 if (bcmp((caddr_t) sc->tulip_enaddr, 2956 (caddr_t) tulip_vendors[idx].vendor_oui, 3) == 0) { 2957 (*tulip_vendors[idx].vendor_identify_nic)(sc); 2958 break; 2959 } 2960 } 2961 2962 sc->tulip_features |= TULIP_HAVE_OKROM; 2963 return 0; 2964} 2965 2966#if defined(IFM_ETHER) 2967static void 2968tulip_ifmedia_add( 2969 tulip_softc_t * const sc) 2970{ 2971 tulip_media_t media; 2972 int medias = 0; 2973 2974 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { 2975 if (sc->tulip_mediums[media] != NULL) { 2976 ifmedia_add(&sc->tulip_ifmedia, tulip_media_to_ifmedia[media], 2977 0, 0); 2978 medias++; 2979 } 2980 } 2981 if (medias == 0) { 2982 sc->tulip_features |= TULIP_HAVE_NOMEDIA; 2983 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE, 0, 0); 2984 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE); 2985 } else if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) { 2986 ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO, 0, 0); 2987 ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO); 2988 } else { 2989 ifmedia_set(&sc->tulip_ifmedia, tulip_media_to_ifmedia[sc->tulip_media]); 2990 sc->tulip_flags |= TULIP_PRINTMEDIA; 2991 tulip_linkup(sc, sc->tulip_media); 2992 } 2993} 2994 2995static int 2996tulip_ifmedia_change( 2997 struct ifnet * const ifp) 2998{ 2999 tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); 3000 3001 sc->tulip_flags |= TULIP_NEEDRESET; 3002 sc->tulip_probe_state = TULIP_PROBE_INACTIVE; 3003 sc->tulip_media = TULIP_MEDIA_UNKNOWN; 3004 if (IFM_SUBTYPE(sc->tulip_ifmedia.ifm_media) != IFM_AUTO) { 3005 tulip_media_t media; 3006 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { 3007 if (sc->tulip_mediums[media] != NULL 3008 && sc->tulip_ifmedia.ifm_media == tulip_media_to_ifmedia[media]) { 3009 sc->tulip_flags |= TULIP_PRINTMEDIA; 3010 sc->tulip_flags &= ~TULIP_DIDNWAY; 3011 tulip_linkup(sc, media); 3012 return 0; 3013 } 3014 } 3015 } 3016 sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_WANTRXACT); 3017 tulip_reset(sc); 3018 tulip_init(sc); 3019 return 0; 3020} 3021 3022/* 3023 * Media status callback 3024 */ 3025static void 3026tulip_ifmedia_status( 3027 struct ifnet * const ifp, 3028 struct ifmediareq *req) 3029{ 3030 tulip_softc_t *sc = TULIP_IFP_TO_SOFTC(ifp); 3031 3032#if defined(__bsdi__) 3033 if (sc->tulip_mii.mii_instance != 0) { 3034 mii_pollstat(&sc->tulip_mii); 3035 req->ifm_active = sc->tulip_mii.mii_media_active; 3036 req->ifm_status = sc->tulip_mii.mii_media_status; 3037 return; 3038 } 3039#endif 3040 if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) 3041 return; 3042 3043 req->ifm_status = IFM_AVALID; 3044 if (sc->tulip_flags & TULIP_LINKUP) 3045 req->ifm_status |= IFM_ACTIVE; 3046 3047 req->ifm_active = tulip_media_to_ifmedia[sc->tulip_media]; 3048} 3049#endif 3050 3051static void 3052tulip_addr_filter( 3053 tulip_softc_t * const sc) 3054{ 3055#if defined(__FreeBSD__) && __FreeBSD__ >= 3 3056 struct ifmultiaddr *ifma; 3057 u_char *addrp; 3058#else 3059 struct ether_multistep step; 3060 struct ether_multi *enm; 3061#endif 3062 int multicnt; 3063 3064 sc->tulip_flags &= ~(TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY|TULIP_ALLMULTI); 3065 sc->tulip_flags |= TULIP_WANTSETUP|TULIP_WANTTXSTART; 3066 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN; 3067 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED; 3068#if defined(IFF_ALLMULTI) 3069 sc->tulip_if.if_flags &= ~IFF_ALLMULTI; 3070#endif 3071 3072#if defined(__FreeBSD__) && __FreeBSD__ >= 3 3073 multicnt = 0; 3074 for (ifma = sc->tulip_if.if_multiaddrs.lh_first; ifma != NULL; 3075 ifma = ifma->ifma_link.le_next) { 3076 3077 if (ifma->ifma_addr->sa_family == AF_LINK) 3078 multicnt++; 3079 } 3080#else 3081 multicnt = sc->tulip_multicnt; 3082#endif 3083 3084 sc->tulip_if.if_start = tulip_ifstart; /* so the setup packet gets queued */ 3085 if (multicnt > 14) { 3086 u_int32_t *sp = sc->tulip_setupdata; 3087 unsigned hash; 3088 /* 3089 * Some early passes of the 21140 have broken implementations of 3090 * hash-perfect mode. When we get too many multicasts for perfect 3091 * filtering with these chips, we need to switch into hash-only 3092 * mode (this is better than all-multicast on network with lots 3093 * of multicast traffic). 3094 */ 3095 if (sc->tulip_features & TULIP_HAVE_BROKEN_HASH) 3096 sc->tulip_flags |= TULIP_WANTHASHONLY; 3097 else 3098 sc->tulip_flags |= TULIP_WANTHASHPERFECT; 3099 /* 3100 * If we have more than 14 multicasts, we have 3101 * go into hash perfect mode (512 bit multicast 3102 * hash and one perfect hardware). 3103 */ 3104 bzero(sc->tulip_setupdata, sizeof(sc->tulip_setupdata)); 3105 3106#if defined(__FreeBSD__) && __FreeBSD__ >= 3 3107 for (ifma = sc->tulip_if.if_multiaddrs.lh_first; ifma != NULL; 3108 ifma = ifma->ifma_link.le_next) { 3109 3110 if (ifma->ifma_addr->sa_family != AF_LINK) 3111 continue; 3112 3113 hash = tulip_mchash(LLADDR((struct sockaddr_dl *)ifma->ifma_addr)); 3114 sp[hash >> 4] |= 1 << (hash & 0xF); 3115 } 3116#else 3117 ETHER_FIRST_MULTI(step, TULIP_ETHERCOM(sc), enm); 3118 while (enm != NULL) { 3119 if (bcmp(enm->enm_addrlo, enm->enm_addrhi, 6) == 0) { 3120 hash = tulip_mchash(enm->enm_addrlo); 3121 sp[hash >> 4] |= 1 << (hash & 0xF); 3122 } else { 3123 sc->tulip_flags |= TULIP_ALLMULTI; 3124 sc->tulip_flags &= ~(TULIP_WANTHASHONLY|TULIP_WANTHASHPERFECT); 3125 break; 3126 } 3127 ETHER_NEXT_MULTI(step, enm); 3128 } 3129#endif 3130 /* 3131 * No reason to use a hash if we are going to be 3132 * receiving every multicast. 3133 */ 3134 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) { 3135 hash = tulip_mchash(etherbroadcastaddr); 3136 sp[hash >> 4] |= 1 << (hash & 0xF); 3137 if (sc->tulip_flags & TULIP_WANTHASHONLY) { 3138 hash = tulip_mchash(sc->tulip_enaddr); 3139 sp[hash >> 4] |= 1 << (hash & 0xF); 3140 } else { 3141 sp[39] = ((u_int16_t *) sc->tulip_enaddr)[0]; 3142 sp[40] = ((u_int16_t *) sc->tulip_enaddr)[1]; 3143 sp[41] = ((u_int16_t *) sc->tulip_enaddr)[2]; 3144 } 3145 } 3146 } 3147 if ((sc->tulip_flags & (TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY)) == 0) { 3148 u_int32_t *sp = sc->tulip_setupdata; 3149 int idx = 0; 3150 if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) { 3151 /* 3152 * Else can get perfect filtering for 16 addresses. 3153 */ 3154#if defined(__FreeBSD__) && __FreeBSD__ >= 3 3155 for (ifma = sc->tulip_if.if_multiaddrs.lh_first; ifma != NULL; 3156 ifma = ifma->ifma_link.le_next) { 3157 if (ifma->ifma_addr->sa_family != AF_LINK) 3158 continue; 3159 addrp = LLADDR((struct sockaddr_dl *)ifma->ifma_addr); 3160 *sp++ = ((u_int16_t *) addrp)[0]; 3161 *sp++ = ((u_int16_t *) addrp)[1]; 3162 *sp++ = ((u_int16_t *) addrp)[2]; 3163 idx++; 3164 } 3165#else 3166 ETHER_FIRST_MULTI(step, TULIP_ETHERCOM(sc), enm); 3167 for (; enm != NULL; idx++) { 3168 if (bcmp(enm->enm_addrlo, enm->enm_addrhi, 6) == 0) { 3169 *sp++ = ((u_int16_t *) enm->enm_addrlo)[0]; 3170 *sp++ = ((u_int16_t *) enm->enm_addrlo)[1]; 3171 *sp++ = ((u_int16_t *) enm->enm_addrlo)[2]; 3172 } else { 3173 sc->tulip_flags |= TULIP_ALLMULTI; 3174 break; 3175 } 3176 ETHER_NEXT_MULTI(step, enm); 3177 } 3178#endif 3179 /* 3180 * Add the broadcast address. 3181 */ 3182 idx++; 3183 *sp++ = 0xFFFF; 3184 *sp++ = 0xFFFF; 3185 *sp++ = 0xFFFF; 3186 } 3187 /* 3188 * Pad the rest with our hardware address 3189 */ 3190 for (; idx < 16; idx++) { 3191 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[0]; 3192 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[1]; 3193 *sp++ = ((u_int16_t *) sc->tulip_enaddr)[2]; 3194 } 3195 } 3196#if defined(IFF_ALLMULTI) 3197 if (sc->tulip_flags & TULIP_ALLMULTI) 3198 sc->tulip_if.if_flags |= IFF_ALLMULTI; 3199#endif 3200} 3201 3202static void 3203tulip_reset( 3204 tulip_softc_t * const sc) 3205{ 3206 tulip_ringinfo_t *ri; 3207 tulip_desc_t *di; 3208 u_int32_t inreset = (sc->tulip_flags & TULIP_INRESET); 3209 3210 /* 3211 * Brilliant. Simply brilliant. When switching modes/speeds 3212 * on a 2114*, you need to set the appriopriate MII/PCS/SCL/PS 3213 * bits in CSR6 and then do a software reset to get the 21140 3214 * to properly reset its internal pathways to the right places. 3215 * Grrrr. 3216 */ 3217 if (sc->tulip_boardsw->bd_media_preset != NULL) 3218 (*sc->tulip_boardsw->bd_media_preset)(sc); 3219 3220 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); 3221 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at 3222 33MHz that comes to two microseconds but wait a 3223 bit longer anyways) */ 3224 3225 if (!inreset) { 3226 sc->tulip_flags |= TULIP_INRESET; 3227 sc->tulip_flags &= ~(TULIP_NEEDRESET|TULIP_RXBUFSLOW); 3228 sc->tulip_if.if_flags &= ~IFF_OACTIVE; 3229 } 3230 3231#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NOTX) 3232 TULIP_CSR_WRITE(sc, csr_txlist, sc->tulip_txdescmap->dm_segs[0].ds_addr); 3233#else 3234 TULIP_CSR_WRITE(sc, csr_txlist, TULIP_KVATOPHYS(sc, &sc->tulip_txinfo.ri_first[0])); 3235#endif 3236#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NORX) 3237 TULIP_CSR_WRITE(sc, csr_rxlist, sc->tulip_rxdescmap->dm_segs[0].ds_addr); 3238#else 3239 TULIP_CSR_WRITE(sc, csr_rxlist, TULIP_KVATOPHYS(sc, &sc->tulip_rxinfo.ri_first[0])); 3240#endif 3241 TULIP_CSR_WRITE(sc, csr_busmode, 3242 (1 << (TULIP_BURSTSIZE(sc->tulip_unit) + 8)) 3243 |TULIP_BUSMODE_CACHE_ALIGN8 3244 |TULIP_BUSMODE_READMULTIPLE 3245 |(BYTE_ORDER != LITTLE_ENDIAN ? TULIP_BUSMODE_BIGENDIAN : 0)); 3246 3247 sc->tulip_txtimer = 0; 3248 sc->tulip_txq.ifq_maxlen = TULIP_TXDESCS; 3249 /* 3250 * Free all the mbufs that were on the transmit ring. 3251 */ 3252 for (;;) { 3253#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NOTX) 3254 bus_dmamap_t map; 3255#endif 3256 struct mbuf *m; 3257 IF_DEQUEUE(&sc->tulip_txq, m); 3258 if (m == NULL) 3259 break; 3260#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NOTX) 3261 map = M_GETCTX(m, bus_dmamap_t); 3262 bus_dmamap_unload(sc->tulip_dmatag, map); 3263 sc->tulip_txmaps[sc->tulip_txmaps_free++] = map; 3264#endif 3265 m_freem(m); 3266 } 3267 3268 ri = &sc->tulip_txinfo; 3269 ri->ri_nextin = ri->ri_nextout = ri->ri_first; 3270 ri->ri_free = ri->ri_max; 3271 for (di = ri->ri_first; di < ri->ri_last; di++) 3272 di->d_status = 0; 3273#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NOTX) 3274 bus_dmamap_sync(sc->tulip_dmatag, sc->tulip_txdescmap, 3275 0, sc->tulip_txdescmap->dm_mapsize, 3276 BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE); 3277#endif 3278 3279 /* 3280 * We need to collect all the mbufs were on the 3281 * receive ring before we reinit it either to put 3282 * them back on or to know if we have to allocate 3283 * more. 3284 */ 3285 ri = &sc->tulip_rxinfo; 3286 ri->ri_nextin = ri->ri_nextout = ri->ri_first; 3287 ri->ri_free = ri->ri_max; 3288 for (di = ri->ri_first; di < ri->ri_last; di++) { 3289 di->d_status = 0; 3290 di->d_length1 = 0; di->d_addr1 = 0; 3291 di->d_length2 = 0; di->d_addr2 = 0; 3292 } 3293#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NORX) 3294 bus_dmamap_sync(sc->tulip_dmatag, sc->tulip_rxdescmap, 3295 0, sc->tulip_rxdescmap->dm_mapsize, 3296 BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE); 3297#endif 3298 for (;;) { 3299#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NORX) 3300 bus_dmamap_t map; 3301#endif 3302 struct mbuf *m; 3303 IF_DEQUEUE(&sc->tulip_rxq, m); 3304 if (m == NULL) 3305 break; 3306#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NORX) 3307 map = M_GETCTX(m, bus_dmamap_t); 3308 bus_dmamap_unload(sc->tulip_dmatag, map); 3309 sc->tulip_rxmaps[sc->tulip_rxmaps_free++] = map; 3310#endif 3311 m_freem(m); 3312 } 3313 3314 /* 3315 * If tulip_reset is being called recurisvely, exit quickly knowing 3316 * that when the outer tulip_reset returns all the right stuff will 3317 * have happened. 3318 */ 3319 if (inreset) 3320 return; 3321 3322 sc->tulip_intrmask |= TULIP_STS_NORMALINTR|TULIP_STS_RXINTR|TULIP_STS_TXINTR 3323 |TULIP_STS_ABNRMLINTR|TULIP_STS_SYSERROR|TULIP_STS_TXSTOPPED 3324 |TULIP_STS_TXUNDERFLOW|TULIP_STS_TXBABBLE 3325 |TULIP_STS_RXSTOPPED; 3326 3327 if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0) 3328 (*sc->tulip_boardsw->bd_media_select)(sc); 3329#if defined(TULIP_DEBUG) 3330 if ((sc->tulip_flags & TULIP_NEEDRESET) == TULIP_NEEDRESET) 3331 printf(TULIP_PRINTF_FMT ": tulip_reset: additional reset needed?!?\n", 3332 TULIP_PRINTF_ARGS); 3333#endif 3334 tulip_media_print(sc); 3335 if (sc->tulip_features & TULIP_HAVE_DUALSENSE) 3336 TULIP_CSR_WRITE(sc, csr_sia_status, TULIP_CSR_READ(sc, csr_sia_status)); 3337 3338 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_WANTSETUP|TULIP_INRESET 3339 |TULIP_RXACT); 3340 tulip_addr_filter(sc); 3341} 3342 3343static void 3344tulip_init( 3345 tulip_softc_t * const sc) 3346{ 3347 if (sc->tulip_if.if_flags & IFF_UP) { 3348 if ((sc->tulip_if.if_flags & IFF_RUNNING) == 0) { 3349 /* initialize the media */ 3350 tulip_reset(sc); 3351 } 3352 sc->tulip_if.if_flags |= IFF_RUNNING; 3353 if (sc->tulip_if.if_flags & IFF_PROMISC) { 3354 sc->tulip_flags |= TULIP_PROMISC; 3355 sc->tulip_cmdmode |= TULIP_CMD_PROMISCUOUS; 3356 sc->tulip_intrmask |= TULIP_STS_TXINTR; 3357 } else { 3358 sc->tulip_flags &= ~TULIP_PROMISC; 3359 sc->tulip_cmdmode &= ~TULIP_CMD_PROMISCUOUS; 3360 if (sc->tulip_flags & TULIP_ALLMULTI) { 3361 sc->tulip_cmdmode |= TULIP_CMD_ALLMULTI; 3362 } else { 3363 sc->tulip_cmdmode &= ~TULIP_CMD_ALLMULTI; 3364 } 3365 } 3366 sc->tulip_cmdmode |= TULIP_CMD_TXRUN; 3367 if ((sc->tulip_flags & (TULIP_TXPROBE_ACTIVE|TULIP_WANTSETUP)) == 0) { 3368 tulip_rx_intr(sc); 3369 sc->tulip_cmdmode |= TULIP_CMD_RXRUN; 3370 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED; 3371 } else { 3372 sc->tulip_if.if_flags |= IFF_OACTIVE; 3373 sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN; 3374 sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED; 3375 } 3376 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); 3377 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); 3378 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP) 3379 tulip_txput_setup(sc); 3380 } else { 3381 sc->tulip_if.if_flags &= ~IFF_RUNNING; 3382 tulip_reset(sc); 3383 } 3384} 3385 3386static void 3387tulip_rx_intr( 3388 tulip_softc_t * const sc) 3389{ 3390 TULIP_PERFSTART(rxintr) 3391 tulip_ringinfo_t * const ri = &sc->tulip_rxinfo; 3392 struct ifnet * const ifp = &sc->tulip_if; 3393 int fillok = 1; 3394#if defined(TULIP_DEBUG) 3395 int cnt = 0; 3396#endif 3397 3398 for (;;) { 3399 TULIP_PERFSTART(rxget) 3400 struct ether_header eh; 3401 tulip_desc_t *eop = ri->ri_nextin; 3402 int total_len = 0, last_offset = 0; 3403 struct mbuf *ms = NULL, *me = NULL; 3404 int accept = 0; 3405#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NORX) 3406 bus_dmamap_t map; 3407 int error; 3408#endif 3409 3410 if (fillok && sc->tulip_rxq.ifq_len < TULIP_RXQ_TARGET) 3411 goto queue_mbuf; 3412 3413#if defined(TULIP_DEBUG) 3414 if (cnt == ri->ri_max) 3415 break; 3416#endif 3417 /* 3418 * If the TULIP has no descriptors, there can't be any receive 3419 * descriptors to process. 3420 */ 3421 if (eop == ri->ri_nextout) 3422 break; 3423 3424 /* 3425 * 90% of the packets will fit in one descriptor. So we optimize 3426 * for that case. 3427 */ 3428 TULIP_RXDESC_POSTSYNC(sc, eop, sizeof(*eop)); 3429 if ((((volatile tulip_desc_t *) eop)->d_status & (TULIP_DSTS_OWNER|TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) == (TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) { 3430 IF_DEQUEUE(&sc->tulip_rxq, ms); 3431 me = ms; 3432 } else { 3433 /* 3434 * If still owned by the TULIP, don't touch it. 3435 */ 3436 if (((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER) 3437 break; 3438 3439 /* 3440 * It is possible (though improbable unless the BIG_PACKET support 3441 * is enabled or MCLBYTES < 1518) for a received packet to cross 3442 * more than one receive descriptor. 3443 */ 3444 while ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_RxLASTDESC) == 0) { 3445 if (++eop == ri->ri_last) 3446 eop = ri->ri_first; 3447 TULIP_RXDESC_POSTSYNC(sc, eop, sizeof(*eop)); 3448 if (eop == ri->ri_nextout || ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER))) { 3449#if defined(TULIP_DEBUG) 3450 sc->tulip_dbg.dbg_rxintrs++; 3451 sc->tulip_dbg.dbg_rxpktsperintr[cnt]++; 3452#endif 3453 TULIP_PERFEND(rxget); 3454 TULIP_PERFEND(rxintr); 3455 return; 3456 } 3457 total_len++; 3458 } 3459 3460 /* 3461 * Dequeue the first buffer for the start of the packet. Hopefully 3462 * this will be the only one we need to dequeue. However, if the 3463 * packet consumed multiple descriptors, then we need to dequeue 3464 * those buffers and chain to the starting mbuf. All buffers but 3465 * the last buffer have the same length so we can set that now. 3466 * (we add to last_offset instead of multiplying since we normally 3467 * won't go into the loop and thereby saving a ourselves from 3468 * doing a multiplication by 0 in the normal case). 3469 */ 3470 IF_DEQUEUE(&sc->tulip_rxq, ms); 3471 for (me = ms; total_len > 0; total_len--) { 3472#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NORX) 3473 map = M_GETCTX(me, bus_dmamap_t); 3474 TULIP_RXMAP_POSTSYNC(sc, map); 3475 bus_dmamap_unload(sc->tulip_dmatag, map); 3476 sc->tulip_rxmaps[sc->tulip_rxmaps_free++] = map; 3477#if defined(DIAGNOSTIC) 3478 M_SETCTX(me, NULL); 3479#endif 3480#endif /* TULIP_BUS_DMA */ 3481 me->m_len = TULIP_RX_BUFLEN; 3482 last_offset += TULIP_RX_BUFLEN; 3483 IF_DEQUEUE(&sc->tulip_rxq, me->m_next); 3484 me = me->m_next; 3485 } 3486 } 3487 3488 /* 3489 * Now get the size of received packet (minus the CRC). 3490 */ 3491 total_len = ((eop->d_status >> 16) & 0x7FFF) - 4; 3492 if ((sc->tulip_flags & TULIP_RXIGNORE) == 0 3493 && ((eop->d_status & TULIP_DSTS_ERRSUM) == 0 3494#ifdef BIG_PACKET 3495 || (total_len <= sc->tulip_if.if_mtu + sizeof(struct ether_header) && 3496 (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxRUNT| 3497 TULIP_DSTS_RxCOLLSEEN|TULIP_DSTS_RxBADCRC| 3498 TULIP_DSTS_RxOVERFLOW)) == 0) 3499#endif 3500 )) { 3501 me->m_len = total_len - last_offset; 3502 3503#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NORX) 3504 map = M_GETCTX(me, bus_dmamap_t); 3505 bus_dmamap_sync(sc->tulip_dmatag, map, 0, me->m_len, 3506 BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE); 3507 bus_dmamap_unload(sc->tulip_dmatag, map); 3508 sc->tulip_rxmaps[sc->tulip_rxmaps_free++] = map; 3509#if defined(DIAGNOSTIC) 3510 M_SETCTX(me, NULL); 3511#endif 3512#endif /* TULIP_BUS_DMA */ 3513 3514 eh = *mtod(ms, struct ether_header *); 3515#if NBPFILTER > 0 3516 if (sc->tulip_bpf != NULL) 3517 if (me == ms) 3518 TULIP_BPF_TAP(sc, mtod(ms, caddr_t), total_len); 3519 else 3520 TULIP_BPF_MTAP(sc, ms); 3521#endif 3522 sc->tulip_flags |= TULIP_RXACT; 3523 if ((sc->tulip_flags & (TULIP_PROMISC|TULIP_HASHONLY)) 3524 && (eh.ether_dhost[0] & 1) == 0 3525 && !TULIP_ADDREQUAL(eh.ether_dhost, sc->tulip_enaddr)) 3526 goto next; 3527 accept = 1; 3528 total_len -= sizeof(struct ether_header); 3529 } else { 3530 ifp->if_ierrors++; 3531 if (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxOVERFLOW|TULIP_DSTS_RxWATCHDOG)) { 3532 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++; 3533 } else { 3534#if defined(TULIP_VERBOSE) 3535 const char *error = NULL; 3536#endif 3537 if (eop->d_status & TULIP_DSTS_RxTOOLONG) { 3538 sc->tulip_dot3stats.dot3StatsFrameTooLongs++; 3539#if defined(TULIP_VERBOSE) 3540 error = "frame too long"; 3541#endif 3542 } 3543 if (eop->d_status & TULIP_DSTS_RxBADCRC) { 3544 if (eop->d_status & TULIP_DSTS_RxDRBBLBIT) { 3545 sc->tulip_dot3stats.dot3StatsAlignmentErrors++; 3546#if defined(TULIP_VERBOSE) 3547 error = "alignment error"; 3548#endif 3549 } else { 3550 sc->tulip_dot3stats.dot3StatsFCSErrors++; 3551#if defined(TULIP_VERBOSE) 3552 error = "bad crc"; 3553#endif 3554 } 3555 } 3556#if defined(TULIP_VERBOSE) 3557 if (error != NULL && (sc->tulip_flags & TULIP_NOMESSAGES) == 0) { 3558 printf(TULIP_PRINTF_FMT ": receive: " TULIP_EADDR_FMT ": %s\n", 3559 TULIP_PRINTF_ARGS, 3560 TULIP_EADDR_ARGS(mtod(ms, u_char *) + 6), 3561 error); 3562 sc->tulip_flags |= TULIP_NOMESSAGES; 3563 } 3564#endif 3565 } 3566 3567#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NORX) 3568 map = M_GETCTX(me, bus_dmamap_t); 3569 bus_dmamap_unload(sc->tulip_dmatag, map); 3570 sc->tulip_rxmaps[sc->tulip_rxmaps_free++] = map; 3571#if defined(DIAGNOSTIC) 3572 M_SETCTX(me, NULL); 3573#endif 3574#endif /* TULIP_BUS_DMA */ 3575 } 3576 next: 3577#if defined(TULIP_DEBUG) 3578 cnt++; 3579#endif 3580 ifp->if_ipackets++; 3581 if (++eop == ri->ri_last) 3582 eop = ri->ri_first; 3583 ri->ri_nextin = eop; 3584 queue_mbuf: 3585 /* 3586 * Either we are priming the TULIP with mbufs (m == NULL) 3587 * or we are about to accept an mbuf for the upper layers 3588 * so we need to allocate an mbuf to replace it. If we 3589 * can't replace it, send up it anyways. This may cause 3590 * us to drop packets in the future but that's better than 3591 * being caught in livelock. 3592 * 3593 * Note that if this packet crossed multiple descriptors 3594 * we don't even try to reallocate all the mbufs here. 3595 * Instead we rely on the test of the beginning of 3596 * the loop to refill for the extra consumed mbufs. 3597 */ 3598 if (accept || ms == NULL) { 3599 struct mbuf *m0; 3600 MGETHDR(m0, M_DONTWAIT, MT_DATA); 3601 if (m0 != NULL) { 3602#if defined(TULIP_COPY_RXDATA) 3603 if (!accept || total_len >= MHLEN) { 3604#endif 3605 MCLGET(m0, M_DONTWAIT); 3606 if ((m0->m_flags & M_EXT) == 0) { 3607 m_freem(m0); 3608 m0 = NULL; 3609 } 3610#if defined(TULIP_COPY_RXDATA) 3611 } 3612#endif 3613 } 3614 if (accept 3615#if defined(TULIP_COPY_RXDATA) 3616 && m0 != NULL 3617#endif 3618 ) { 3619#if defined(__bsdi__) 3620 eh.ether_type = ntohs(eh.ether_type); 3621#endif 3622#if !defined(TULIP_COPY_RXDATA) 3623 ms->m_data += sizeof(struct ether_header); 3624 ms->m_len -= sizeof(struct ether_header); 3625 ms->m_pkthdr.len = total_len; 3626 ms->m_pkthdr.rcvif = ifp; 3627 ether_input(ifp, &eh, ms); 3628#else 3629#ifdef BIG_PACKET 3630#error BIG_PACKET is incompatible with TULIP_COPY_RXDATA 3631#endif 3632 if (ms == me) 3633 bcopy(mtod(ms, caddr_t) + sizeof(struct ether_header), 3634 mtod(m0, caddr_t), total_len); 3635 else 3636 m_copydata(ms, 0, total_len, mtod(m0, caddr_t)); 3637 m0->m_len = m0->m_pkthdr.len = total_len; 3638 m0->m_pkthdr.rcvif = ifp; 3639 ether_input(ifp, &eh, m0); 3640 m0 = ms; 3641#endif 3642 } 3643 ms = m0; 3644 } 3645 if (ms == NULL) { 3646 /* 3647 * Couldn't allocate a new buffer. Don't bother 3648 * trying to replenish the receive queue. 3649 */ 3650 fillok = 0; 3651 sc->tulip_flags |= TULIP_RXBUFSLOW; 3652#if defined(TULIP_DEBUG) 3653 sc->tulip_dbg.dbg_rxlowbufs++; 3654#endif 3655 TULIP_PERFEND(rxget); 3656 continue; 3657 } 3658 /* 3659 * Now give the buffer(s) to the TULIP and save in our 3660 * receive queue. 3661 */ 3662 do { 3663 tulip_desc_t * const nextout = ri->ri_nextout; 3664#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NORX) 3665 if (sc->tulip_rxmaps_free > 0) { 3666 map = sc->tulip_rxmaps[--sc->tulip_rxmaps_free]; 3667 } else { 3668 m_freem(ms); 3669 sc->tulip_flags |= TULIP_RXBUFSLOW; 3670#if defined(TULIP_DEBUG) 3671 sc->tulip_dbg.dbg_rxlowbufs++; 3672#endif 3673 break; 3674 } 3675 M_SETCTX(ms, map); 3676 error = bus_dmamap_load(sc->tulip_dmatag, map, mtod(ms, void *), 3677 TULIP_RX_BUFLEN, NULL, BUS_DMA_NOWAIT); 3678 if (error) { 3679 printf(TULIP_PRINTF_FMT ": unable to load rx map, " 3680 "error = %d\n", TULIP_PRINTF_ARGS, error); 3681 panic("tulip_rx_intr"); /* XXX */ 3682 } 3683 nextout->d_addr1 = map->dm_segs[0].ds_addr; 3684 nextout->d_length1 = map->dm_segs[0].ds_len; 3685 if (map->dm_nsegs == 2) { 3686 nextout->d_addr2 = map->dm_segs[1].ds_addr; 3687 nextout->d_length2 = map->dm_segs[1].ds_len; 3688 } else { 3689 nextout->d_addr2 = 0; 3690 nextout->d_length2 = 0; 3691 } 3692 TULIP_RXDESC_POSTSYNC(sc, nextout, sizeof(*nextout)); 3693#else /* TULIP_BUS_DMA */ 3694 nextout->d_addr1 = TULIP_KVATOPHYS(sc, mtod(ms, caddr_t)); 3695 nextout->d_length1 = TULIP_RX_BUFLEN; 3696#endif /* TULIP_BUS_DMA */ 3697 nextout->d_status = TULIP_DSTS_OWNER; 3698 TULIP_RXDESC_POSTSYNC(sc, nextout, sizeof(u_int32_t)); 3699 if (++ri->ri_nextout == ri->ri_last) 3700 ri->ri_nextout = ri->ri_first; 3701 me = ms->m_next; 3702 ms->m_next = NULL; 3703 IF_ENQUEUE(&sc->tulip_rxq, ms); 3704 } while ((ms = me) != NULL); 3705 3706 if (sc->tulip_rxq.ifq_len >= TULIP_RXQ_TARGET) 3707 sc->tulip_flags &= ~TULIP_RXBUFSLOW; 3708 TULIP_PERFEND(rxget); 3709 } 3710 3711#if defined(TULIP_DEBUG) 3712 sc->tulip_dbg.dbg_rxintrs++; 3713 sc->tulip_dbg.dbg_rxpktsperintr[cnt]++; 3714#endif 3715 TULIP_PERFEND(rxintr); 3716} 3717 3718static int 3719tulip_tx_intr( 3720 tulip_softc_t * const sc) 3721{ 3722 TULIP_PERFSTART(txintr) 3723 tulip_ringinfo_t * const ri = &sc->tulip_txinfo; 3724 struct mbuf *m; 3725 int xmits = 0; 3726 int descs = 0; 3727 3728 while (ri->ri_free < ri->ri_max) { 3729 u_int32_t d_flag; 3730 3731 TULIP_TXDESC_POSTSYNC(sc, ri->ri_nextin, sizeof(*ri->ri_nextin)); 3732 if (((volatile tulip_desc_t *) ri->ri_nextin)->d_status & TULIP_DSTS_OWNER) 3733 break; 3734 3735 d_flag = ri->ri_nextin->d_flag; 3736 if (d_flag & TULIP_DFLAG_TxLASTSEG) { 3737 if (d_flag & TULIP_DFLAG_TxSETUPPKT) { 3738 /* 3739 * We've just finished processing a setup packet. 3740 * Mark that we finished it. If there's not 3741 * another pending, startup the TULIP receiver. 3742 * Make sure we ack the RXSTOPPED so we won't get 3743 * an abormal interrupt indication. 3744 */ 3745 TULIP_TXMAP_POSTSYNC(sc, sc->tulip_setupmap); 3746 sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_HASHONLY); 3747 if (ri->ri_nextin->d_flag & TULIP_DFLAG_TxINVRSFILT) 3748 sc->tulip_flags |= TULIP_HASHONLY; 3749 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == 0) { 3750 tulip_rx_intr(sc); 3751 sc->tulip_cmdmode |= TULIP_CMD_RXRUN; 3752 sc->tulip_intrmask |= TULIP_STS_RXSTOPPED; 3753 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED); 3754 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); 3755 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); 3756 } 3757 } else { 3758 const u_int32_t d_status = ri->ri_nextin->d_status; 3759 IF_DEQUEUE(&sc->tulip_txq, m); 3760 if (m != NULL) { 3761#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NOTX) 3762 bus_dmamap_t map = M_GETCTX(m, bus_dmamap_t); 3763 TULIP_TXMAP_POSTSYNC(sc, map); 3764 sc->tulip_txmaps[sc->tulip_txmaps_free++] = map; 3765#endif /* TULIP_BUS_DMA */ 3766#if NBPFILTER > 0 3767 if (sc->tulip_bpf != NULL) 3768 TULIP_BPF_MTAP(sc, m); 3769#endif 3770 m_freem(m); 3771#if defined(TULIP_DEBUG) 3772 } else { 3773 printf(TULIP_PRINTF_FMT ": tx_intr: failed to dequeue mbuf?!?\n", TULIP_PRINTF_ARGS); 3774#endif 3775 } 3776 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) { 3777 tulip_mediapoll_event_t event = TULIP_MEDIAPOLL_TXPROBE_OK; 3778 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxEXCCOLL)) { 3779#if defined(TULIP_DEBUG) 3780 if (d_status & TULIP_DSTS_TxNOCARR) 3781 sc->tulip_dbg.dbg_txprobe_nocarr++; 3782 if (d_status & TULIP_DSTS_TxEXCCOLL) 3783 sc->tulip_dbg.dbg_txprobe_exccoll++; 3784#endif 3785 event = TULIP_MEDIAPOLL_TXPROBE_FAILED; 3786 } 3787 (*sc->tulip_boardsw->bd_media_poll)(sc, event); 3788 /* 3789 * Escape from the loop before media poll has reset the TULIP! 3790 */ 3791 break; 3792 } else { 3793 xmits++; 3794 if (d_status & TULIP_DSTS_ERRSUM) { 3795 sc->tulip_if.if_oerrors++; 3796 if (d_status & TULIP_DSTS_TxEXCCOLL) 3797 sc->tulip_dot3stats.dot3StatsExcessiveCollisions++; 3798 if (d_status & TULIP_DSTS_TxLATECOLL) 3799 sc->tulip_dot3stats.dot3StatsLateCollisions++; 3800 if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxCARRLOSS)) 3801 sc->tulip_dot3stats.dot3StatsCarrierSenseErrors++; 3802 if (d_status & (TULIP_DSTS_TxUNDERFLOW|TULIP_DSTS_TxBABBLE)) 3803 sc->tulip_dot3stats.dot3StatsInternalMacTransmitErrors++; 3804 if (d_status & TULIP_DSTS_TxUNDERFLOW) 3805 sc->tulip_dot3stats.dot3StatsInternalTransmitUnderflows++; 3806 if (d_status & TULIP_DSTS_TxBABBLE) 3807 sc->tulip_dot3stats.dot3StatsInternalTransmitBabbles++; 3808 } else { 3809 u_int32_t collisions = 3810 (d_status & TULIP_DSTS_TxCOLLMASK) 3811 >> TULIP_DSTS_V_TxCOLLCNT; 3812 sc->tulip_if.if_collisions += collisions; 3813 if (collisions == 1) 3814 sc->tulip_dot3stats.dot3StatsSingleCollisionFrames++; 3815 else if (collisions > 1) 3816 sc->tulip_dot3stats.dot3StatsMultipleCollisionFrames++; 3817 else if (d_status & TULIP_DSTS_TxDEFERRED) 3818 sc->tulip_dot3stats.dot3StatsDeferredTransmissions++; 3819 /* 3820 * SQE is only valid for 10baseT/BNC/AUI when not 3821 * running in full-duplex. In order to speed up the 3822 * test, the corresponding bit in tulip_flags needs to 3823 * set as well to get us to count SQE Test Errors. 3824 */ 3825 if (d_status & TULIP_DSTS_TxNOHRTBT & sc->tulip_flags) 3826 sc->tulip_dot3stats.dot3StatsSQETestErrors++; 3827 } 3828 } 3829 } 3830 } 3831 3832 if (++ri->ri_nextin == ri->ri_last) 3833 ri->ri_nextin = ri->ri_first; 3834 3835 ri->ri_free++; 3836 descs++; 3837 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0) 3838 sc->tulip_if.if_flags &= ~IFF_OACTIVE; 3839 } 3840 /* 3841 * If nothing left to transmit, disable the timer. 3842 * Else if progress, reset the timer back to 2 ticks. 3843 */ 3844 if (ri->ri_free == ri->ri_max || (sc->tulip_flags & TULIP_TXPROBE_ACTIVE)) 3845 sc->tulip_txtimer = 0; 3846 else if (xmits > 0) 3847 sc->tulip_txtimer = TULIP_TXTIMER; 3848 sc->tulip_if.if_opackets += xmits; 3849 TULIP_PERFEND(txintr); 3850 return descs; 3851} 3852 3853static void 3854tulip_print_abnormal_interrupt( 3855 tulip_softc_t * const sc, 3856 u_int32_t csr) 3857{ 3858 const char * const *msgp = tulip_status_bits; 3859 const char *sep; 3860 u_int32_t mask; 3861 const char thrsh[] = "72|128\0\0\096|256\0\0\0128|512\0\0160|1024\0"; 3862 3863 csr &= (1 << (sizeof(tulip_status_bits)/sizeof(tulip_status_bits[0]))) - 1; 3864 printf(TULIP_PRINTF_FMT ": abnormal interrupt:", TULIP_PRINTF_ARGS); 3865 for (sep = " ", mask = 1; mask <= csr; mask <<= 1, msgp++) { 3866 if ((csr & mask) && *msgp != NULL) { 3867 printf("%s%s", sep, *msgp); 3868 if (mask == TULIP_STS_TXUNDERFLOW && (sc->tulip_flags & TULIP_NEWTXTHRESH)) { 3869 sc->tulip_flags &= ~TULIP_NEWTXTHRESH; 3870 if (sc->tulip_cmdmode & TULIP_CMD_STOREFWD) { 3871 printf(" (switching to store-and-forward mode)"); 3872 } else { 3873 printf(" (raising TX threshold to %s)", 3874 &thrsh[9 * ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) >> 14)]); 3875 } 3876 } 3877 sep = ", "; 3878 } 3879 } 3880 printf("\n"); 3881} 3882 3883static void 3884tulip_intr_handler( 3885 tulip_softc_t * const sc, 3886 int *progress_p) 3887{ 3888 TULIP_PERFSTART(intr) 3889 u_int32_t csr; 3890#if defined(__NetBSD__) && !defined(TULIP_USE_SOFTINTR) 3891 int only_once; 3892 3893 only_once = 1; 3894#endif 3895 3896 while ((csr = TULIP_CSR_READ(sc, csr_status)) & sc->tulip_intrmask) { 3897#if defined(__NetBSD__) && !defined(TULIP_USE_SOFTINTR) 3898 if (only_once == 1) { 3899#if NRND > 0 3900 rnd_add_uint32(&sc->tulip_rndsource, csr); 3901#endif 3902 only_once = 0; 3903 } 3904#endif 3905 3906 *progress_p = 1; 3907 TULIP_CSR_WRITE(sc, csr_status, csr); 3908 3909 if (csr & TULIP_STS_SYSERROR) { 3910 sc->tulip_last_system_error = (csr & TULIP_STS_ERRORMASK) >> TULIP_STS_ERR_SHIFT; 3911 if (sc->tulip_flags & TULIP_NOMESSAGES) { 3912 sc->tulip_flags |= TULIP_SYSTEMERROR; 3913 } else { 3914 printf(TULIP_PRINTF_FMT ": system error: %s\n", 3915 TULIP_PRINTF_ARGS, 3916 tulip_system_errors[sc->tulip_last_system_error]); 3917 } 3918 sc->tulip_flags |= TULIP_NEEDRESET; 3919 sc->tulip_system_errors++; 3920 break; 3921 } 3922 if (csr & (TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL) & sc->tulip_intrmask) { 3923#if defined(TULIP_DEBUG) 3924 sc->tulip_dbg.dbg_link_intrs++; 3925#endif 3926 if (sc->tulip_boardsw->bd_media_poll != NULL) { 3927 (*sc->tulip_boardsw->bd_media_poll)(sc, csr & TULIP_STS_LINKFAIL 3928 ? TULIP_MEDIAPOLL_LINKFAIL 3929 : TULIP_MEDIAPOLL_LINKPASS); 3930 csr &= ~TULIP_STS_ABNRMLINTR; 3931 } 3932 tulip_media_print(sc); 3933 } 3934 if (csr & (TULIP_STS_RXINTR|TULIP_STS_RXNOBUF)) { 3935 u_int32_t misses = TULIP_CSR_READ(sc, csr_missed_frames); 3936 if (csr & TULIP_STS_RXNOBUF) 3937 sc->tulip_dot3stats.dot3StatsMissedFrames += misses & 0xFFFF; 3938 /* 3939 * Pass 2.[012] of the 21140A-A[CDE] may hang and/or corrupt data 3940 * on receive overflows. 3941 */ 3942 if ((misses & 0x0FFE0000) && (sc->tulip_features & TULIP_HAVE_RXBADOVRFLW)) { 3943 sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++; 3944 /* 3945 * Stop the receiver process and spin until it's stopped. 3946 * Tell rx_intr to drop the packets it dequeues. 3947 */ 3948 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode & ~TULIP_CMD_RXRUN); 3949 while ((TULIP_CSR_READ(sc, csr_status) & TULIP_STS_RXSTOPPED) == 0) 3950 ; 3951 TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED); 3952 sc->tulip_flags |= TULIP_RXIGNORE; 3953 } 3954 tulip_rx_intr(sc); 3955 if (sc->tulip_flags & TULIP_RXIGNORE) { 3956 /* 3957 * Restart the receiver. 3958 */ 3959 sc->tulip_flags &= ~TULIP_RXIGNORE; 3960 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); 3961 } 3962 } 3963 if (csr & TULIP_STS_ABNRMLINTR) { 3964 u_int32_t tmp = csr & sc->tulip_intrmask 3965 & ~(TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR); 3966 if (csr & TULIP_STS_TXUNDERFLOW) { 3967 if ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) != TULIP_CMD_THRSHLD160) { 3968 sc->tulip_cmdmode += TULIP_CMD_THRSHLD96; 3969 sc->tulip_flags |= TULIP_NEWTXTHRESH; 3970 } else if (sc->tulip_features & TULIP_HAVE_STOREFWD) { 3971 sc->tulip_cmdmode |= TULIP_CMD_STOREFWD; 3972 sc->tulip_flags |= TULIP_NEWTXTHRESH; 3973 } 3974 } 3975 if (sc->tulip_flags & TULIP_NOMESSAGES) { 3976 sc->tulip_statusbits |= tmp; 3977 } else { 3978 tulip_print_abnormal_interrupt(sc, tmp); 3979 sc->tulip_flags |= TULIP_NOMESSAGES; 3980 } 3981 TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); 3982 } 3983 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_TXPROBE_ACTIVE|TULIP_DOINGSETUP|TULIP_PROMISC)) { 3984 tulip_tx_intr(sc); 3985 if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0) 3986 tulip_ifstart(&sc->tulip_if); 3987 } 3988 } 3989 if (sc->tulip_flags & TULIP_NEEDRESET) { 3990 tulip_reset(sc); 3991 tulip_init(sc); 3992 } 3993 TULIP_PERFEND(intr); 3994} 3995 3996#if defined(TULIP_USE_SOFTINTR) 3997/* 3998 * This is a experimental idea to alleviate problems due to interrupt 3999 * livelock. What is interrupt livelock? It's when you spend all your 4000 * time servicing device interrupts and never drop below device ipl 4001 * to do "useful" work. 4002 * 4003 * So what we do here is see if the device needs service and if so, 4004 * disable interrupts (dismiss the interrupt), place it in a list of devices 4005 * needing service, and issue a network software interrupt. 4006 * 4007 * When our network software interrupt routine gets called, we simply 4008 * walk done the list of devices that we have created and deal with them 4009 * at splnet/splsoftnet. 4010 * 4011 */ 4012static void 4013tulip_hardintr_handler( 4014 tulip_softc_t * const sc, 4015 int *progress_p) 4016{ 4017 if (TULIP_CSR_READ(sc, csr_status) & (TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR) == 0) 4018 return; 4019 *progress_p = 1; 4020 /* 4021 * disable interrupts 4022 */ 4023 TULIP_CSR_WRITE(sc, csr_intr, 0); 4024 /* 4025 * mark it as needing a software interrupt 4026 */ 4027 tulip_softintr_mask |= (1U << sc->tulip_unit); 4028 4029#if defined(__NetBSD__) && NRND > 0 4030 /* 4031 * This isn't all that random (the value we feed in) but it is 4032 * better than a constant probably. It isn't used in entropy 4033 * calculation anyway, just to add something to the pool. 4034 */ 4035 rnd_add_uint32(&sc->tulip_rndsource, sc->tulip_flags); 4036#endif 4037} 4038 4039static void 4040tulip_softintr( 4041 void) 4042{ 4043 u_int32_t softintr_mask, mask; 4044 int progress = 0; 4045 int unit; 4046 tulip_spl_t s; 4047 4048 /* 4049 * Copy mask to local copy and reset global one to 0. 4050 */ 4051 s = TULIP_RAISESPL(); 4052 softintr_mask = tulip_softintr_mask; 4053 tulip_softintr_mask = 0; 4054 TULIP_RESTORESPL(s); 4055 4056 /* 4057 * Optimize for the single unit case. 4058 */ 4059 if (tulip_softintr_max_unit == 0) { 4060 if (softintr_mask & 1) { 4061 tulip_softc_t * const sc = TULIP_UNIT_TO_SOFTC(0); 4062 /* 4063 * Handle the "interrupt" and then reenable interrupts 4064 */ 4065 softintr_mask = 0; 4066 tulip_intr_handler(sc, &progress); 4067 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); 4068 } 4069 return; 4070 } 4071 4072 /* 4073 * Handle all "queued" interrupts in a round robin fashion. 4074 * This is done so as not to favor a particular interface. 4075 */ 4076 unit = tulip_softintr_last_unit; 4077 mask = (1U << unit); 4078 while (softintr_mask != 0) { 4079 if (tulip_softintr_max_unit == unit) { 4080 unit = 0; mask = 1; 4081 } else { 4082 unit += 1; mask <<= 1; 4083 } 4084 if (softintr_mask & mask) { 4085 tulip_softc_t * const sc = TULIP_UNIT_TO_SOFTC(unit); 4086 /* 4087 * Handle the "interrupt" and then reenable interrupts 4088 */ 4089 softintr_mask ^= mask; 4090 tulip_intr_handler(sc, &progress); 4091 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); 4092 } 4093 } 4094 4095 /* 4096 * Save where we ending up. 4097 */ 4098 tulip_softintr_last_unit = unit; 4099} 4100#endif /* TULIP_USE_SOFTINTR */ 4101 4102static tulip_intrfunc_t 4103tulip_intr_shared( 4104 void *arg) 4105{ 4106 tulip_softc_t * sc = arg; 4107 int progress = 0; 4108 4109 for (; sc != NULL; sc = sc->tulip_slaves) { 4110#if defined(TULIP_DEBUG) 4111 sc->tulip_dbg.dbg_intrs++; 4112#endif 4113#if defined(TULIP_USE_SOFTINTR) 4114 tulip_hardintr_handler(sc, &progress); 4115#else 4116 tulip_intr_handler(sc, &progress); 4117#endif 4118 } 4119#if defined(TULIP_USE_SOFTINTR) 4120 if (progress) 4121 schednetisr(NETISR_DE); 4122#endif 4123#if !defined(TULIP_VOID_INTRFUNC) 4124 return progress; 4125#endif 4126} 4127 4128static tulip_intrfunc_t 4129tulip_intr_normal( 4130 void *arg) 4131{ 4132 tulip_softc_t * sc = (tulip_softc_t *) arg; 4133 int progress = 0; 4134 4135#if defined(TULIP_DEBUG) 4136 sc->tulip_dbg.dbg_intrs++; 4137#endif 4138#if defined(TULIP_USE_SOFTINTR) 4139 tulip_hardintr_handler(sc, &progress); 4140 if (progress) 4141 schednetisr(NETISR_DE); 4142#else 4143 tulip_intr_handler(sc, &progress); 4144#endif 4145#if !defined(TULIP_VOID_INTRFUNC) 4146 return progress; 4147#endif 4148} 4149 4150static struct mbuf * 4151tulip_mbuf_compress( 4152 struct mbuf *m) 4153{ 4154 struct mbuf *m0; 4155#if MCLBYTES >= ETHERMTU + 18 && !defined(BIG_PACKET) 4156 MGETHDR(m0, M_DONTWAIT, MT_DATA); 4157 if (m0 != NULL) { 4158 if (m->m_pkthdr.len > MHLEN) { 4159 MCLGET(m0, M_DONTWAIT); 4160 if ((m0->m_flags & M_EXT) == 0) { 4161 m_freem(m); 4162 m_freem(m0); 4163 return NULL; 4164 } 4165 } 4166 m_copydata(m, 0, m->m_pkthdr.len, mtod(m0, caddr_t)); 4167 m0->m_pkthdr.len = m0->m_len = m->m_pkthdr.len; 4168 } 4169#else 4170 int mlen = MHLEN; 4171 int len = m->m_pkthdr.len; 4172 struct mbuf **mp = &m0; 4173 4174 while (len > 0) { 4175 if (mlen == MHLEN) { 4176 MGETHDR(*mp, M_DONTWAIT, MT_DATA); 4177 } else { 4178 MGET(*mp, M_DONTWAIT, MT_DATA); 4179 } 4180 if (*mp == NULL) { 4181 m_freem(m0); 4182 m0 = NULL; 4183 break; 4184 } 4185 if (len > MLEN) { 4186 MCLGET(*mp, M_DONTWAIT); 4187 if (((*mp)->m_flags & M_EXT) == 0) { 4188 m_freem(m0); 4189 m0 = NULL; 4190 break; 4191 } 4192 (*mp)->m_len = len <= MCLBYTES ? len : MCLBYTES; 4193 } else { 4194 (*mp)->m_len = len <= mlen ? len : mlen; 4195 } 4196 m_copydata(m, m->m_pkthdr.len - len, 4197 (*mp)->m_len, mtod((*mp), caddr_t)); 4198 len -= (*mp)->m_len; 4199 mp = &(*mp)->m_next; 4200 mlen = MLEN; 4201 } 4202#endif 4203 m_freem(m); 4204 return m0; 4205} 4206 4207static struct mbuf * 4208tulip_txput( 4209 tulip_softc_t * const sc, 4210 struct mbuf *m) 4211{ 4212 TULIP_PERFSTART(txput) 4213 tulip_ringinfo_t * const ri = &sc->tulip_txinfo; 4214 tulip_desc_t *eop, *nextout; 4215 int segcnt, free; 4216 u_int32_t d_status; 4217#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NOTX) 4218 bus_dmamap_t map; 4219 int error; 4220#else 4221 struct mbuf *m0; 4222#endif 4223 4224#if defined(TULIP_DEBUG) 4225 if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) { 4226 printf(TULIP_PRINTF_FMT ": txput%s: tx not running\n", 4227 TULIP_PRINTF_ARGS, 4228 (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) ? "(probe)" : ""); 4229 sc->tulip_flags |= TULIP_WANTTXSTART; 4230 goto finish; 4231 } 4232#endif 4233 4234 /* 4235 * Now we try to fill in our transmit descriptors. This is 4236 * a bit reminiscent of going on the Ark two by two 4237 * since each descriptor for the TULIP can describe 4238 * two buffers. So we advance through packet filling 4239 * each of the two entries at a time to to fill each 4240 * descriptor. Clear the first and last segment bits 4241 * in each descriptor (actually just clear everything 4242 * but the end-of-ring or chain bits) to make sure 4243 * we don't get messed up by previously sent packets. 4244 * 4245 * We may fail to put the entire packet on the ring if 4246 * there is either not enough ring entries free or if the 4247 * packet has more than MAX_TXSEG segments. In the former 4248 * case we will just wait for the ring to empty. In the 4249 * latter case we have to recopy. 4250 */ 4251#if !defined(TULIP_BUS_DMA) || defined(TULIP_BUS_DMA_NOTX) 4252 m0 = m; 4253 again: 4254#endif 4255 d_status = 0; 4256 eop = nextout = ri->ri_nextout; 4257 segcnt = 0; 4258 free = ri->ri_free; 4259 4260#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NOTX) 4261 if (sc->tulip_txmaps_free > 0) { 4262 map = sc->tulip_txmaps[--sc->tulip_txmaps_free]; 4263 } else { 4264 sc->tulip_flags |= TULIP_WANTTXSTART; 4265 goto finish; 4266 } 4267 error = bus_dmamap_load_mbuf(sc->tulip_dmatag, map, m, BUS_DMA_NOWAIT); 4268 if (error == EFBIG) { 4269 /* 4270 * The packet exceeds the number of transmit buffer 4271 * entries that we can use for one packet, so we have 4272 * to recopy it into one mbuf and then try again. 4273 */ 4274 m = tulip_mbuf_compress(m); 4275 if (m == NULL) 4276 goto finish; 4277 error = bus_dmamap_load_mbuf(sc->tulip_dmatag, map, m, BUS_DMA_NOWAIT); 4278 if (error) { 4279 printf(TULIP_PRINTF_FMT ": unable to load tx map, " 4280 "error = %d\n", TULIP_PRINTF_ARGS, error); 4281 goto finish; 4282 } 4283 } else if (error != 0) { 4284 /* 4285 * Some other error (possibly resource shortage?) has ocurred. 4286 * Report it. 4287 */ 4288 printf(TULIP_PRINTF_FMT ": unable to load tx map, error = %d\n", 4289 TULIP_PRINTF_ARGS, error); 4290 goto finish; 4291 } 4292 if ((free -= (map->dm_nsegs + 1) / 2) <= 0 4293 /* 4294 * See if there's any unclaimed space in the transmit ring. 4295 */ 4296 || (free += tulip_tx_intr(sc)) <= 0) { 4297 /* 4298 * There's no more room but since nothing 4299 * has been committed at this point, just 4300 * show output is active, put back the 4301 * mbuf and return. 4302 */ 4303 sc->tulip_flags |= TULIP_WANTTXSTART; 4304 goto finish; 4305 } 4306 for (; map->dm_nsegs - segcnt > 1; segcnt += 2) { 4307 eop = nextout; 4308 eop->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; 4309 eop->d_status = d_status; 4310 eop->d_addr1 = map->dm_segs[segcnt].ds_addr; 4311 eop->d_length1 = map->dm_segs[segcnt].ds_len; 4312 eop->d_addr2 = map->dm_segs[segcnt+1].ds_addr; 4313 eop->d_length2 = map->dm_segs[segcnt+1].ds_len; 4314 d_status = TULIP_DSTS_OWNER; 4315 if (++nextout == ri->ri_last) 4316 nextout = ri->ri_first; 4317 } 4318 if (segcnt < map->dm_nsegs) { 4319 eop = nextout; 4320 eop->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; 4321 eop->d_status = d_status; 4322 eop->d_addr1 = map->dm_segs[segcnt].ds_addr; 4323 eop->d_length1 = map->dm_segs[segcnt].ds_len; 4324 eop->d_addr2 = 0; 4325 eop->d_length2 = 0; 4326 if (++nextout == ri->ri_last) 4327 nextout = ri->ri_first; 4328 } 4329 TULIP_TXMAP_PRESYNC(sc, map); 4330 M_SETCTX(m, map); 4331 map = NULL; 4332 4333#else /* !TULIP_BUS_DMA */ 4334 4335 do { 4336 int len = m0->m_len; 4337 caddr_t addr = mtod(m0, caddr_t); 4338 unsigned clsize = CLBYTES - (((u_long) addr) & (CLBYTES-1)); 4339 4340 while (len > 0) { 4341 unsigned slen = min(len, clsize); 4342#ifdef BIG_PACKET 4343 int partial = 0; 4344 if (slen >= 2048) 4345 slen = 2040, partial = 1; 4346#endif 4347 segcnt++; 4348 if (segcnt > TULIP_MAX_TXSEG) { 4349 /* 4350 * The packet exceeds the number of transmit buffer 4351 * entries that we can use for one packet, so we have 4352 * recopy it into one mbuf and then try again. 4353 */ 4354 m = tulip_mbuf_compress(m); 4355 if (m == NULL) 4356 goto finish; 4357 goto again; 4358 } 4359 if (segcnt & 1) { 4360 if (--free == 0) { 4361 /* 4362 * See if there's any unclaimed space in the 4363 * transmit ring. 4364 */ 4365 if ((free += tulip_tx_intr(sc)) == 0) { 4366 /* 4367 * There's no more room but since nothing 4368 * has been committed at this point, just 4369 * show output is active, put back the 4370 * mbuf and return. 4371 */ 4372 sc->tulip_flags |= TULIP_WANTTXSTART; 4373 goto finish; 4374 } 4375 } 4376 eop = nextout; 4377 if (++nextout == ri->ri_last) 4378 nextout = ri->ri_first; 4379 eop->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; 4380 eop->d_status = d_status; 4381 eop->d_addr1 = TULIP_KVATOPHYS(sc, addr); 4382 eop->d_length1 = slen; 4383 } else { 4384 /* 4385 * Fill in second half of descriptor 4386 */ 4387 eop->d_addr2 = TULIP_KVATOPHYS(sc, addr); 4388 eop->d_length2 = slen; 4389 } 4390 d_status = TULIP_DSTS_OWNER; 4391 len -= slen; 4392 addr += slen; 4393#ifdef BIG_PACKET 4394 if (partial) 4395 continue; 4396#endif 4397 clsize = CLBYTES; 4398 } 4399 } while ((m0 = m0->m_next) != NULL); 4400#endif /* TULIP_BUS_DMA */ 4401 4402 /* 4403 * The descriptors have been filled in. Now get ready 4404 * to transmit. 4405 */ 4406 IF_ENQUEUE(&sc->tulip_txq, m); 4407 m = NULL; 4408 4409 /* 4410 * Make sure the next descriptor after this packet is owned 4411 * by us since it may have been set up above if we ran out 4412 * of room in the ring. 4413 */ 4414 nextout->d_status = 0; 4415 TULIP_TXDESC_PRESYNC(sc, nextout, sizeof(u_int32_t)); 4416 4417#if !defined(TULIP_BUS_DMA) || defined(TULIP_BUS_DMA_NOTX) 4418 /* 4419 * If we only used the first segment of the last descriptor, 4420 * make sure the second segment will not be used. 4421 */ 4422 if (segcnt & 1) { 4423 eop->d_addr2 = 0; 4424 eop->d_length2 = 0; 4425 } 4426#endif /* TULIP_BUS_DMA */ 4427 4428 /* 4429 * Mark the last and first segments, indicate we want a transmit 4430 * complete interrupt, and tell it to transmit! 4431 */ 4432 eop->d_flag |= TULIP_DFLAG_TxLASTSEG|TULIP_DFLAG_TxWANTINTR; 4433 4434 /* 4435 * Note that ri->ri_nextout is still the start of the packet 4436 * and until we set the OWNER bit, we can still back out of 4437 * everything we have done. 4438 */ 4439 ri->ri_nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG; 4440#if defined(TULIP_BUS_MAP) && !defined(TULIP_BUS_DMA_NOTX) 4441 if (eop < ri->ri_nextout) { 4442 TULIP_TXDESC_PRESYNC(sc, ri->ri_nextout, 4443 (caddr_t) ri->ri_last - (caddr_t) ri->ri_nextout); 4444 TULIP_TXDESC_PRESYNC(sc, ri->ri_first, 4445 (caddr_t) (eop + 1) - (caddr_t) ri->ri_first); 4446 } else { 4447 TULIP_TXDESC_PRESYNC(sc, ri->ri_nextout, 4448 (caddr_t) (eop + 1) - (caddr_t) ri->ri_nextout); 4449 } 4450#endif 4451 ri->ri_nextout->d_status = TULIP_DSTS_OWNER; 4452 TULIP_TXDESC_PRESYNC(sc, ri->ri_nextout, sizeof(u_int32_t)); 4453 4454 TULIP_CSR_WRITE(sc, csr_txpoll, 1); 4455 4456 /* 4457 * This advances the ring for us. 4458 */ 4459 ri->ri_nextout = nextout; 4460 ri->ri_free = free; 4461 4462 TULIP_PERFEND(txput); 4463 4464 if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) { 4465 sc->tulip_if.if_flags |= IFF_OACTIVE; 4466 TULIP_PERFEND(txput); 4467 return NULL; 4468 } 4469 4470 /* 4471 * switch back to the single queueing ifstart. 4472 */ 4473 sc->tulip_flags &= ~TULIP_WANTTXSTART; 4474 sc->tulip_if.if_start = tulip_ifstart_one; 4475 if (sc->tulip_txtimer == 0) 4476 sc->tulip_txtimer = TULIP_TXTIMER; 4477 4478 /* 4479 * If we want a txstart, there must be not enough space in the 4480 * transmit ring. So we want to enable transmit done interrupts 4481 * so we can immediately reclaim some space. When the transmit 4482 * interrupt is posted, the interrupt handler will call tx_intr 4483 * to reclaim space and then txstart (since WANTTXSTART is set). 4484 * txstart will move the packet into the transmit ring and clear 4485 * WANTTXSTART thereby causing TXINTR to be cleared. 4486 */ 4487 finish: 4488 if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_DOINGSETUP)) { 4489 sc->tulip_if.if_flags |= IFF_OACTIVE; 4490 sc->tulip_if.if_start = tulip_ifstart; 4491 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) { 4492 sc->tulip_intrmask |= TULIP_STS_TXINTR; 4493 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); 4494 } 4495 } else if ((sc->tulip_flags & TULIP_PROMISC) == 0) { 4496 if (sc->tulip_intrmask & TULIP_STS_TXINTR) { 4497 sc->tulip_intrmask &= ~TULIP_STS_TXINTR; 4498 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); 4499 } 4500 } 4501 TULIP_PERFEND(txput); 4502 return m; 4503} 4504 4505static void 4506tulip_txput_setup( 4507 tulip_softc_t * const sc) 4508{ 4509 tulip_ringinfo_t * const ri = &sc->tulip_txinfo; 4510 tulip_desc_t *nextout; 4511 4512 /* 4513 * We will transmit, at most, one setup packet per call to ifstart. 4514 */ 4515 4516#if defined(TULIP_DEBUG) 4517 if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) { 4518 printf(TULIP_PRINTF_FMT ": txput_setup: tx not running\n", 4519 TULIP_PRINTF_ARGS); 4520 sc->tulip_flags |= TULIP_WANTTXSTART; 4521 sc->tulip_if.if_start = tulip_ifstart; 4522 return; 4523 } 4524#endif 4525 /* 4526 * Try to reclaim some free descriptors.. 4527 */ 4528 if (ri->ri_free < 2) 4529 tulip_tx_intr(sc); 4530 if ((sc->tulip_flags & TULIP_DOINGSETUP) || ri->ri_free == 1) { 4531 sc->tulip_flags |= TULIP_WANTTXSTART; 4532 sc->tulip_if.if_start = tulip_ifstart; 4533 return; 4534 } 4535 bcopy(sc->tulip_setupdata, sc->tulip_setupbuf, 4536 sizeof(sc->tulip_setupbuf)); 4537 /* 4538 * Clear WANTSETUP and set DOINGSETUP. Set know that WANTSETUP is 4539 * set and DOINGSETUP is clear doing an XOR of the two will DTRT. 4540 */ 4541 sc->tulip_flags ^= TULIP_WANTSETUP|TULIP_DOINGSETUP; 4542 ri->ri_free--; 4543 nextout = ri->ri_nextout; 4544 nextout->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; 4545 nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG|TULIP_DFLAG_TxLASTSEG 4546 |TULIP_DFLAG_TxSETUPPKT|TULIP_DFLAG_TxWANTINTR; 4547 if (sc->tulip_flags & TULIP_WANTHASHPERFECT) 4548 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT; 4549 else if (sc->tulip_flags & TULIP_WANTHASHONLY) 4550 nextout->d_flag |= TULIP_DFLAG_TxHASHFILT|TULIP_DFLAG_TxINVRSFILT; 4551 4552 nextout->d_length2 = 0; 4553 nextout->d_addr2 = 0; 4554#if defined(TULIP_BUS_DMA) && !defined(TULIP_BUS_DMA_NOTX) 4555 nextout->d_length1 = sc->tulip_setupmap->dm_segs[0].ds_len; 4556 nextout->d_addr1 = sc->tulip_setupmap->dm_segs[0].ds_addr; 4557 if (sc->tulip_setupmap->dm_nsegs == 2) { 4558 nextout->d_length2 = sc->tulip_setupmap->dm_segs[1].ds_len; 4559 nextout->d_addr2 = sc->tulip_setupmap->dm_segs[1].ds_addr; 4560 } 4561 TULIP_TXMAP_PRESYNC(sc, sc->tulip_setupmap); 4562 TULIP_TXDESC_PRESYNC(sc, nextout, sizeof(*nextout)); 4563#else 4564 nextout->d_length1 = sizeof(sc->tulip_setupbuf); 4565 nextout->d_addr1 = TULIP_KVATOPHYS(sc, sc->tulip_setupbuf); 4566#endif 4567 4568 /* 4569 * Advance the ring for the next transmit packet. 4570 */ 4571 if (++ri->ri_nextout == ri->ri_last) 4572 ri->ri_nextout = ri->ri_first; 4573 4574 /* 4575 * Make sure the next descriptor is owned by us since it 4576 * may have been set up above if we ran out of room in the 4577 * ring. 4578 */ 4579 ri->ri_nextout->d_status = 0; 4580 TULIP_TXDESC_PRESYNC(sc, ri->ri_nextout, sizeof(u_int32_t)); 4581 nextout->d_status = TULIP_DSTS_OWNER; 4582 /* 4583 * Flush the ownwership of the current descriptor 4584 */ 4585 TULIP_TXDESC_PRESYNC(sc, nextout, sizeof(u_int32_t)); 4586 TULIP_CSR_WRITE(sc, csr_txpoll, 1); 4587 if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) { 4588 sc->tulip_intrmask |= TULIP_STS_TXINTR; 4589 TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); 4590 } 4591} 4592 4593 4594/* 4595 * This routine is entered at splnet() (splsoftnet() on NetBSD) 4596 * and thereby imposes no problems when TULIP_USE_SOFTINTR is 4597 * defined or not. 4598 */ 4599static int 4600tulip_ifioctl( 4601 struct ifnet * ifp, 4602 ioctl_cmd_t cmd, 4603 caddr_t data) 4604{ 4605 TULIP_PERFSTART(ifioctl) 4606 tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); 4607 struct ifaddr *ifa = (struct ifaddr *)data; 4608 struct ifreq *ifr = (struct ifreq *) data; 4609 tulip_spl_t s; 4610 int error = 0; 4611 4612#if defined(TULIP_USE_SOFTINTR) 4613 s = TULIP_RAISESOFTSPL(); 4614#else 4615 s = TULIP_RAISESPL(); 4616#endif 4617 switch (cmd) { 4618 case SIOCSIFADDR: { 4619 ifp->if_flags |= IFF_UP; 4620 switch(ifa->ifa_addr->sa_family) { 4621#ifdef INET 4622 case AF_INET: { 4623 tulip_init(sc); 4624 TULIP_ARP_IFINIT(sc, ifa); 4625 break; 4626 } 4627#endif /* INET */ 4628 4629#ifdef IPX 4630 case AF_IPX: { 4631 struct ipx_addr *ina = &(IA_SIPX(ifa)->sipx_addr); 4632 if (ipx_nullhost(*ina)) { 4633 ina->x_host = *(union ipx_host *)(sc->tulip_enaddr); 4634 } else { 4635 ifp->if_flags &= ~IFF_RUNNING; 4636 bcopy((caddr_t)ina->x_host.c_host, 4637 (caddr_t)sc->tulip_enaddr, 4638 sizeof(sc->tulip_enaddr)); 4639 } 4640 tulip_init(sc); 4641 break; 4642 } 4643#endif /* IPX */ 4644 4645#ifdef NS 4646 /* 4647 * This magic copied from if_is.c; I don't use XNS, 4648 * so I have no way of telling if this actually 4649 * works or not. 4650 */ 4651 case AF_NS: { 4652 struct ns_addr *ina = &(IA_SNS(ifa)->sns_addr); 4653 if (ns_nullhost(*ina)) { 4654 ina->x_host = *(union ns_host *)(sc->tulip_enaddr); 4655 } else { 4656 ifp->if_flags &= ~IFF_RUNNING; 4657 bcopy((caddr_t)ina->x_host.c_host, 4658 (caddr_t)sc->tulip_enaddr, 4659 sizeof(sc->tulip_enaddr)); 4660 } 4661 tulip_init(sc); 4662 break; 4663 } 4664#endif /* NS */ 4665 4666 default: { 4667 tulip_init(sc); 4668 break; 4669 } 4670 } 4671 break; 4672 } 4673 case SIOCGIFADDR: { 4674 bcopy((caddr_t) sc->tulip_enaddr, 4675 (caddr_t) ((struct sockaddr *)&ifr->ifr_data)->sa_data, 4676 6); 4677 break; 4678 } 4679 4680 case SIOCSIFFLAGS: { 4681#if !defined(IFM_ETHER) 4682 int flags = 0; 4683 if (ifp->if_flags & IFF_LINK0) flags |= 1; 4684 if (ifp->if_flags & IFF_LINK1) flags |= 2; 4685 if (ifp->if_flags & IFF_LINK2) flags |= 4; 4686 if (flags == 7) { 4687 ifp->if_flags &= ~(IFF_LINK0|IFF_LINK1|IFF_LINK2); 4688 sc->tulip_media = TULIP_MEDIA_UNKNOWN; 4689 sc->tulip_probe_state = TULIP_PROBE_INACTIVE; 4690 sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP|TULIP_NOAUTOSENSE); 4691 tulip_reset(sc); 4692 } else if (flags) { 4693 tulip_media_t media; 4694 for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { 4695 if (sc->tulip_mediums[media] != NULL && --flags == 0) { 4696 sc->tulip_flags |= TULIP_NOAUTOSENSE; 4697 if (sc->tulip_media != media || (sc->tulip_flags & TULIP_DIDNWAY)) { 4698 sc->tulip_flags &= ~TULIP_DIDNWAY; 4699 tulip_linkup(sc, media); 4700 } 4701 break; 4702 } 4703 } 4704 if (flags) 4705 printf(TULIP_PRINTF_FMT ": ignored invalid media request\n", TULIP_PRINTF_ARGS); 4706 } 4707#endif 4708 tulip_init(sc); 4709 break; 4710 } 4711 4712#if defined(SIOCSIFMEDIA) 4713 case SIOCSIFMEDIA: 4714 case SIOCGIFMEDIA: { 4715 error = ifmedia_ioctl(ifp, ifr, &sc->tulip_ifmedia, cmd); 4716 break; 4717 } 4718#endif 4719 4720 case SIOCADDMULTI: 4721 case SIOCDELMULTI: { 4722 /* 4723 * Update multicast listeners 4724 */ 4725#if defined(__FreeBSD__) && __FreeBSD__ >= 3 4726 tulip_addr_filter(sc); /* reset multicast filtering */ 4727 tulip_init(sc); 4728 error = 0; 4729#else 4730 if (cmd == SIOCADDMULTI) 4731 error = ether_addmulti(ifr, TULIP_ETHERCOM(sc)); 4732 else 4733 error = ether_delmulti(ifr, TULIP_ETHERCOM(sc)); 4734 4735 if (error == ENETRESET) { 4736 tulip_addr_filter(sc); /* reset multicast filtering */ 4737 tulip_init(sc); 4738 error = 0; 4739 } 4740#endif 4741 break; 4742 } 4743#if defined(SIOCSIFMTU) 4744#if !defined(ifr_mtu) 4745#define ifr_mtu ifr_metric 4746#endif 4747 case SIOCSIFMTU: 4748 /* 4749 * Set the interface MTU. 4750 */ 4751 if (ifr->ifr_mtu > ETHERMTU 4752#ifdef BIG_PACKET 4753 && sc->tulip_chipid != TULIP_21140 4754 && sc->tulip_chipid != TULIP_21140A 4755 && sc->tulip_chipid != TULIP_21041 4756#endif 4757 ) { 4758 error = EINVAL; 4759 break; 4760 } 4761 ifp->if_mtu = ifr->ifr_mtu; 4762#ifdef BIG_PACKET 4763 tulip_reset(sc); 4764 tulip_init(sc); 4765#endif 4766 break; 4767#endif /* SIOCSIFMTU */ 4768 4769#ifdef SIOCGADDRROM 4770 case SIOCGADDRROM: { 4771 error = copyout(sc->tulip_rombuf, ifr->ifr_data, sizeof(sc->tulip_rombuf)); 4772 break; 4773 } 4774#endif 4775#ifdef SIOCGCHIPID 4776 case SIOCGCHIPID: { 4777 ifr->ifr_metric = (int) sc->tulip_chipid; 4778 break; 4779 } 4780#endif 4781 default: { 4782 error = EINVAL; 4783 break; 4784 } 4785 } 4786 4787 TULIP_RESTORESPL(s); 4788 TULIP_PERFEND(ifioctl); 4789 return error; 4790} 4791 4792/* 4793 * These routines gets called at device spl (from ether_output). This might 4794 * pose a problem for TULIP_USE_SOFTINTR if ether_output is called at 4795 * device spl from another driver. 4796 */ 4797 4798static ifnet_ret_t 4799tulip_ifstart( 4800 struct ifnet * const ifp) 4801{ 4802 TULIP_PERFSTART(ifstart) 4803 tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); 4804 4805 if (sc->tulip_if.if_flags & IFF_RUNNING) { 4806 4807 if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP) 4808 tulip_txput_setup(sc); 4809 4810 while (sc->tulip_if.if_snd.ifq_head != NULL) { 4811 struct mbuf *m; 4812 IF_DEQUEUE(&sc->tulip_if.if_snd, m); 4813 if ((m = tulip_txput(sc, m)) != NULL) { 4814 IF_PREPEND(&sc->tulip_if.if_snd, m); 4815 break; 4816 } 4817 } 4818 } 4819 4820 TULIP_PERFEND(ifstart); 4821} 4822 4823static ifnet_ret_t 4824tulip_ifstart_one( 4825 struct ifnet * const ifp) 4826{ 4827 TULIP_PERFSTART(ifstart_one) 4828 tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); 4829 4830 if ((sc->tulip_if.if_flags & IFF_RUNNING) 4831 && sc->tulip_if.if_snd.ifq_head != NULL) { 4832 struct mbuf *m; 4833 IF_DEQUEUE(&sc->tulip_if.if_snd, m); 4834 if ((m = tulip_txput(sc, m)) != NULL) 4835 IF_PREPEND(&sc->tulip_if.if_snd, m); 4836 } 4837 TULIP_PERFEND(ifstart_one); 4838} 4839 4840/* 4841 * Even though this routine runs at device spl, it does not break 4842 * our use of splnet (splsoftnet under NetBSD) for the majority 4843 * of this driver (if TULIP_USE_SOFTINTR defined) since 4844 * if_watcbog is called from if_watchdog which is called from 4845 * splsoftclock which is below spl[soft]net. 4846 */ 4847static void 4848tulip_ifwatchdog( 4849 struct ifnet *ifp) 4850{ 4851 TULIP_PERFSTART(ifwatchdog) 4852 tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); 4853 4854#if defined(TULIP_DEBUG) 4855 u_int32_t rxintrs = sc->tulip_dbg.dbg_rxintrs - sc->tulip_dbg.dbg_last_rxintrs; 4856 if (rxintrs > sc->tulip_dbg.dbg_high_rxintrs_hz) 4857 sc->tulip_dbg.dbg_high_rxintrs_hz = rxintrs; 4858 sc->tulip_dbg.dbg_last_rxintrs = sc->tulip_dbg.dbg_rxintrs; 4859#endif /* TULIP_DEBUG */ 4860 4861 sc->tulip_if.if_timer = 1; 4862 /* 4863 * These should be rare so do a bulk test up front so we can just skip 4864 * them if needed. 4865 */ 4866 if (sc->tulip_flags & (TULIP_SYSTEMERROR|TULIP_RXBUFSLOW|TULIP_NOMESSAGES)) { 4867 /* 4868 * If the number of receive buffer is low, try to refill 4869 */ 4870 if (sc->tulip_flags & TULIP_RXBUFSLOW) 4871 tulip_rx_intr(sc); 4872 4873 if (sc->tulip_flags & TULIP_SYSTEMERROR) { 4874 printf(TULIP_PRINTF_FMT ": %d system errors: last was %s\n", 4875 TULIP_PRINTF_ARGS, sc->tulip_system_errors, 4876 tulip_system_errors[sc->tulip_last_system_error]); 4877 } 4878 if (sc->tulip_statusbits) { 4879 tulip_print_abnormal_interrupt(sc, sc->tulip_statusbits); 4880 sc->tulip_statusbits = 0; 4881 } 4882 4883 sc->tulip_flags &= ~(TULIP_NOMESSAGES|TULIP_SYSTEMERROR); 4884 } 4885 4886 if (sc->tulip_txtimer) 4887 tulip_tx_intr(sc); 4888 if (sc->tulip_txtimer && --sc->tulip_txtimer == 0) { 4889 printf(TULIP_PRINTF_FMT ": transmission timeout\n", TULIP_PRINTF_ARGS); 4890 if (TULIP_DO_AUTOSENSE(sc)) { 4891 sc->tulip_media = TULIP_MEDIA_UNKNOWN; 4892 sc->tulip_probe_state = TULIP_PROBE_INACTIVE; 4893 sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP); 4894 } 4895 tulip_reset(sc); 4896 tulip_init(sc); 4897 } 4898 4899 TULIP_PERFEND(ifwatchdog); 4900 TULIP_PERFMERGE(sc, perf_intr_cycles); 4901 TULIP_PERFMERGE(sc, perf_ifstart_cycles); 4902 TULIP_PERFMERGE(sc, perf_ifioctl_cycles); 4903 TULIP_PERFMERGE(sc, perf_ifwatchdog_cycles); 4904 TULIP_PERFMERGE(sc, perf_timeout_cycles); 4905 TULIP_PERFMERGE(sc, perf_ifstart_one_cycles); 4906 TULIP_PERFMERGE(sc, perf_txput_cycles); 4907 TULIP_PERFMERGE(sc, perf_txintr_cycles); 4908 TULIP_PERFMERGE(sc, perf_rxintr_cycles); 4909 TULIP_PERFMERGE(sc, perf_rxget_cycles); 4910 TULIP_PERFMERGE(sc, perf_intr); 4911 TULIP_PERFMERGE(sc, perf_ifstart); 4912 TULIP_PERFMERGE(sc, perf_ifioctl); 4913 TULIP_PERFMERGE(sc, perf_ifwatchdog); 4914 TULIP_PERFMERGE(sc, perf_timeout); 4915 TULIP_PERFMERGE(sc, perf_ifstart_one); 4916 TULIP_PERFMERGE(sc, perf_txput); 4917 TULIP_PERFMERGE(sc, perf_txintr); 4918 TULIP_PERFMERGE(sc, perf_rxintr); 4919 TULIP_PERFMERGE(sc, perf_rxget); 4920} 4921 4922#if defined(__bsdi__) || (defined(__FreeBSD__) && BSD < 199506) 4923static ifnet_ret_t 4924tulip_ifwatchdog_wrapper( 4925 int unit) 4926{ 4927 tulip_ifwatchdog(&TULIP_UNIT_TO_SOFTC(unit)->tulip_if); 4928} 4929#define tulip_ifwatchdog tulip_ifwatchdog_wrapper 4930#endif 4931 4932/* 4933 * All printf's are real as of now! 4934 */ 4935#ifdef printf 4936#undef printf 4937#endif 4938#if !defined(IFF_NOTRAILERS) 4939#define IFF_NOTRAILERS 0 4940#endif 4941 4942static void 4943tulip_attach( 4944 tulip_softc_t * const sc) 4945{ 4946 struct ifnet * const ifp = &sc->tulip_if; 4947 4948 ifp->if_flags = IFF_BROADCAST|IFF_SIMPLEX|IFF_NOTRAILERS|IFF_MULTICAST; 4949 ifp->if_ioctl = tulip_ifioctl; 4950 ifp->if_start = tulip_ifstart; 4951 ifp->if_watchdog = tulip_ifwatchdog; 4952 ifp->if_timer = 1; 4953#if !defined(__bsdi__) || _BSDI_VERSION < 199401 4954 ifp->if_output = ether_output; 4955#endif 4956#if defined(__bsdi__) && _BSDI_VERSION < 199401 4957 ifp->if_mtu = ETHERMTU; 4958#endif 4959 4960#if defined(__bsdi__) && _BSDI_VERSION >= 199510 4961 aprint_naive(": DEC Ethernet"); 4962 aprint_normal(": %s%s", sc->tulip_boardid, 4963 tulip_chipdescs[sc->tulip_chipid]); 4964 aprint_verbose(" pass %d.%d", (sc->tulip_revinfo & 0xF0) >> 4, 4965 sc->tulip_revinfo & 0x0F); 4966 printf("\n"); 4967 sc->tulip_pf = aprint_normal; 4968 aprint_normal(TULIP_PRINTF_FMT ": address " TULIP_EADDR_FMT "\n", 4969 TULIP_PRINTF_ARGS, 4970 TULIP_EADDR_ARGS(sc->tulip_enaddr)); 4971#else 4972 printf( 4973#if defined(__bsdi__) 4974 "\n" 4975#endif 4976 TULIP_PRINTF_FMT ": %s%s pass %d.%d%s\n", 4977 TULIP_PRINTF_ARGS, 4978 sc->tulip_boardid, 4979 tulip_chipdescs[sc->tulip_chipid], 4980 (sc->tulip_revinfo & 0xF0) >> 4, 4981 sc->tulip_revinfo & 0x0F, 4982 (sc->tulip_features & (TULIP_HAVE_ISVSROM|TULIP_HAVE_OKSROM)) 4983 == TULIP_HAVE_ISVSROM ? " (invalid EESPROM checksum)" : ""); 4984 printf(TULIP_PRINTF_FMT ": address " TULIP_EADDR_FMT "\n", 4985 TULIP_PRINTF_ARGS, 4986 TULIP_EADDR_ARGS(sc->tulip_enaddr)); 4987#endif 4988 4989#if defined(__alpha__) 4990 /* 4991 * In case the SRM console told us about a bogus media, 4992 * we need to check to be safe. 4993 */ 4994 if (sc->tulip_mediums[sc->tulip_media] == NULL) 4995 sc->tulip_media = TULIP_MEDIA_UNKNOWN; 4996#endif 4997 4998 (*sc->tulip_boardsw->bd_media_probe)(sc); 4999#if defined(IFM_ETHER) 5000 ifmedia_init(&sc->tulip_ifmedia, 0, 5001 tulip_ifmedia_change, 5002 tulip_ifmedia_status); 5003#else 5004 { 5005 tulip_media_t media; 5006 int cnt; 5007 printf(TULIP_PRINTF_FMT ": media:", TULIP_PRINTF_ARGS); 5008 for (media = TULIP_MEDIA_UNKNOWN, cnt = 1; cnt < 7 && media < TULIP_MEDIA_MAX; media++) { 5009 if (sc->tulip_mediums[media] != NULL) { 5010 printf(" %d=\"%s\"", cnt, tulip_mediums[media]); 5011 cnt++; 5012 } 5013 } 5014 if (cnt == 1) { 5015 sc->tulip_features |= TULIP_HAVE_NOMEDIA; 5016 printf(" none\n"); 5017 } else { 5018 printf("\n"); 5019 } 5020 } 5021#endif 5022 sc->tulip_flags &= ~TULIP_DEVICEPROBE; 5023#if defined(IFM_ETHER) 5024 tulip_ifmedia_add(sc); 5025#endif 5026 5027 tulip_reset(sc); 5028 5029#if defined(__bsdi__) && _BSDI_VERSION >= 199510 5030 sc->tulip_pf = printf; 5031 TULIP_ETHER_IFATTACH(sc); 5032#else 5033 if_attach(ifp); 5034#if defined(__NetBSD__) || (defined(__FreeBSD__) && BSD >= 199506) 5035 TULIP_ETHER_IFATTACH(sc); 5036#endif 5037#endif /* __bsdi__ */ 5038 5039#if NBPFILTER > 0 5040 TULIP_BPF_ATTACH(sc); 5041#endif 5042 5043#if defined(__NetBSD__) && NRND > 0 5044 rnd_attach_source(&sc->tulip_rndsource, sc->tulip_dev.dv_xname, 5045 RND_TYPE_NET); 5046#endif 5047} 5048 5049#if defined(TULIP_BUS_DMA) 5050#if !defined(TULIP_BUS_DMA_NOTX) || !defined(TULIP_BUS_DMA_NORX) 5051static int 5052tulip_busdma_allocmem( 5053 tulip_softc_t * const sc, 5054 size_t size, 5055 bus_dmamap_t *map_p, 5056 tulip_desc_t **desc_p) 5057{ 5058 bus_dma_segment_t segs[1]; 5059 int nsegs, error; 5060 error = bus_dmamem_alloc(sc->tulip_dmatag, size, 1, CLBYTES, 5061 segs, sizeof(segs)/sizeof(segs[0]), 5062 &nsegs, BUS_DMA_NOWAIT); 5063 if (error == 0) { 5064 void *desc; 5065 error = bus_dmamem_map(sc->tulip_dmatag, segs, nsegs, size, 5066 (void *) &desc, BUS_DMA_NOWAIT|BUS_DMA_COHERENT); 5067 if (error == 0) { 5068 bus_dmamap_t map; 5069 error = bus_dmamap_create(sc->tulip_dmatag, size, 1, size, 0, 5070 BUS_DMA_NOWAIT, &map); 5071 if (error == 0) { 5072 error = bus_dmamap_load(sc->tulip_dmatag, map, desc, 5073 size, NULL, BUS_DMA_NOWAIT); 5074 if (error) 5075 bus_dmamap_destroy(sc->tulip_dmatag, map); 5076 else 5077 *map_p = map; 5078 } 5079 if (error) 5080 bus_dmamem_unmap(sc->tulip_dmatag, desc, size); 5081 } 5082 if (error) 5083 bus_dmamem_free(sc->tulip_dmatag, segs, nsegs); 5084 else 5085 *desc_p = desc; 5086 } 5087 return error; 5088} 5089#endif 5090 5091static int 5092tulip_busdma_init( 5093 tulip_softc_t * const sc) 5094{ 5095 int error = 0; 5096 5097#if !defined(TULIP_BUS_DMA_NOTX) 5098 /* 5099 * Allocate dmamap for setup descriptor 5100 */ 5101 error = bus_dmamap_create(sc->tulip_dmatag, sizeof(sc->tulip_setupbuf), 2, 5102 sizeof(sc->tulip_setupbuf), 0, BUS_DMA_NOWAIT, 5103 &sc->tulip_setupmap); 5104 if (error == 0) { 5105 error = bus_dmamap_load(sc->tulip_dmatag, sc->tulip_setupmap, 5106 sc->tulip_setupbuf, sizeof(sc->tulip_setupbuf), 5107 NULL, BUS_DMA_NOWAIT); 5108 if (error) 5109 bus_dmamap_destroy(sc->tulip_dmatag, sc->tulip_setupmap); 5110 } 5111 /* 5112 * Allocate space and dmamap for transmit ring 5113 */ 5114 if (error == 0) { 5115 error = tulip_busdma_allocmem(sc, sizeof(tulip_desc_t) * TULIP_TXDESCS, 5116 &sc->tulip_txdescmap, 5117 &sc->tulip_txdescs); 5118 } 5119 5120 /* 5121 * Allocate dmamaps for each transmit descriptors 5122 */ 5123 if (error == 0) { 5124 while (error == 0 && sc->tulip_txmaps_free < TULIP_TXDESCS) { 5125 bus_dmamap_t map; 5126 if ((error = TULIP_TXMAP_CREATE(sc, &map)) == 0) 5127 sc->tulip_txmaps[sc->tulip_txmaps_free++] = map; 5128 } 5129 if (error) { 5130 while (sc->tulip_txmaps_free > 0) 5131 bus_dmamap_destroy(sc->tulip_dmatag, 5132 sc->tulip_txmaps[--sc->tulip_txmaps_free]); 5133 } 5134 } 5135#else 5136 if (error == 0) { 5137 sc->tulip_txdescs = (tulip_desc_t *) malloc(TULIP_TXDESCS * sizeof(tulip_desc_t), M_DEVBUF, M_NOWAIT); 5138 if (sc->tulip_txdescs == NULL) 5139 error = ENOMEM; 5140 } 5141#endif 5142#if !defined(TULIP_BUS_DMA_NORX) 5143 /* 5144 * Allocate space and dmamap for receive ring 5145 */ 5146 if (error == 0) { 5147 error = tulip_busdma_allocmem(sc, sizeof(tulip_desc_t) * TULIP_RXDESCS, 5148 &sc->tulip_rxdescmap, 5149 &sc->tulip_rxdescs); 5150 } 5151 5152 /* 5153 * Allocate dmamaps for each receive descriptors 5154 */ 5155 if (error == 0) { 5156 while (error == 0 && sc->tulip_rxmaps_free < TULIP_RXDESCS) { 5157 bus_dmamap_t map; 5158 if ((error = TULIP_RXMAP_CREATE(sc, &map)) == 0) 5159 sc->tulip_rxmaps[sc->tulip_rxmaps_free++] = map; 5160 } 5161 if (error) { 5162 while (sc->tulip_rxmaps_free > 0) 5163 bus_dmamap_destroy(sc->tulip_dmatag, 5164 sc->tulip_rxmaps[--sc->tulip_rxmaps_free]); 5165 } 5166 } 5167#else 5168 if (error == 0) { 5169 sc->tulip_rxdescs = (tulip_desc_t *) malloc(TULIP_RXDESCS * sizeof(tulip_desc_t), M_DEVBUF, M_NOWAIT); 5170 if (sc->tulip_rxdescs == NULL) 5171 error = ENOMEM; 5172 } 5173#endif 5174 return error; 5175} 5176#endif /* TULIP_BUS_DMA */ 5177 5178static void 5179tulip_initcsrs( 5180 tulip_softc_t * const sc, 5181 tulip_csrptr_t csr_base, 5182 size_t csr_size) 5183{ 5184 sc->tulip_csrs.csr_busmode = csr_base + 0 * csr_size; 5185 sc->tulip_csrs.csr_txpoll = csr_base + 1 * csr_size; 5186 sc->tulip_csrs.csr_rxpoll = csr_base + 2 * csr_size; 5187 sc->tulip_csrs.csr_rxlist = csr_base + 3 * csr_size; 5188 sc->tulip_csrs.csr_txlist = csr_base + 4 * csr_size; 5189 sc->tulip_csrs.csr_status = csr_base + 5 * csr_size; 5190 sc->tulip_csrs.csr_command = csr_base + 6 * csr_size; 5191 sc->tulip_csrs.csr_intr = csr_base + 7 * csr_size; 5192 sc->tulip_csrs.csr_missed_frames = csr_base + 8 * csr_size; 5193 sc->tulip_csrs.csr_9 = csr_base + 9 * csr_size; 5194 sc->tulip_csrs.csr_10 = csr_base + 10 * csr_size; 5195 sc->tulip_csrs.csr_11 = csr_base + 11 * csr_size; 5196 sc->tulip_csrs.csr_12 = csr_base + 12 * csr_size; 5197 sc->tulip_csrs.csr_13 = csr_base + 13 * csr_size; 5198 sc->tulip_csrs.csr_14 = csr_base + 14 * csr_size; 5199 sc->tulip_csrs.csr_15 = csr_base + 15 * csr_size; 5200#if defined(TULIP_EISA) 5201 sc->tulip_csrs.csr_enetrom = csr_base + DE425_ENETROM_OFFSET; 5202#endif 5203} 5204 5205static void 5206tulip_initring( 5207 tulip_softc_t * const sc, 5208 tulip_ringinfo_t * const ri, 5209 tulip_desc_t *descs, 5210 int ndescs) 5211{ 5212 ri->ri_max = ndescs; 5213 ri->ri_first = descs; 5214 ri->ri_last = ri->ri_first + ri->ri_max; 5215 bzero((caddr_t) ri->ri_first, sizeof(ri->ri_first[0]) * ri->ri_max); 5216 ri->ri_last[-1].d_flag = TULIP_DFLAG_ENDRING; 5217} 5218 5219/* 5220 * This is the PCI configuration support. Since the 21040 is available 5221 * on both EISA and PCI boards, one must be careful in how defines the 5222 * 21040 in the config file. 5223 */ 5224 5225#define PCI_CFID 0x00 /* Configuration ID */ 5226#define PCI_CFCS 0x04 /* Configurtion Command/Status */ 5227#define PCI_CFRV 0x08 /* Configuration Revision */ 5228#define PCI_CFLT 0x0c /* Configuration Latency Timer */ 5229#define PCI_CBIO 0x10 /* Configuration Base IO Address */ 5230#define PCI_CBMA 0x14 /* Configuration Base Memory Address */ 5231#define PCI_CFIT 0x3c /* Configuration Interrupt */ 5232#define PCI_CFDA 0x40 /* Configuration Driver Area */ 5233 5234#if defined(TULIP_EISA) 5235static const int tulip_eisa_irqs[4] = { IRQ5, IRQ9, IRQ10, IRQ11 }; 5236#endif 5237 5238#if defined(__FreeBSD__) 5239 5240#define TULIP_PCI_ATTACH_ARGS pcici_t config_id, int unit 5241#define TULIP_SHUTDOWN_ARGS int howto, void * arg 5242 5243#if defined(TULIP_DEVCONF) 5244static void tulip_shutdown(TULIP_SHUTDOWN_ARGS); 5245 5246static int 5247tulip_pci_shutdown( 5248 struct kern_devconf * const kdc, 5249 int force) 5250{ 5251 if (kdc->kdc_unit < TULIP_MAX_DEVICES) { 5252 tulip_softc_t * const sc = TULIP_UNIT_TO_SOFTC(kdc->kdc_unit); 5253 if (sc != NULL) 5254 tulip_shutdown(0, sc); 5255 } 5256 (void) dev_detach(kdc); 5257 return 0; 5258} 5259#endif 5260 5261static char* 5262tulip_pci_probe( 5263 pcici_t config_id, 5264 pcidi_t device_id) 5265{ 5266 if (PCI_VENDORID(device_id) != DEC_VENDORID) 5267 return NULL; 5268 if (PCI_CHIPID(device_id) == CHIPID_21040) 5269 return "Digital 21040 Ethernet"; 5270 if (PCI_CHIPID(device_id) == CHIPID_21041) 5271 return "Digital 21041 Ethernet"; 5272 if (PCI_CHIPID(device_id) == CHIPID_21140) { 5273 u_int32_t revinfo = pci_conf_read(config_id, PCI_CFRV) & 0xFF; 5274 if (revinfo >= 0x20) 5275 return "Digital 21140A Fast Ethernet"; 5276 else 5277 return "Digital 21140 Fast Ethernet"; 5278 } 5279 if (PCI_CHIPID(device_id) == CHIPID_21142) { 5280 u_int32_t revinfo = pci_conf_read(config_id, PCI_CFRV) & 0xFF; 5281 if (revinfo >= 0x20) 5282 return "Digital 21143 Fast Ethernet"; 5283 else 5284 return "Digital 21142 Fast Ethernet"; 5285 } 5286 return NULL; 5287} 5288 5289static void tulip_pci_attach(TULIP_PCI_ATTACH_ARGS); 5290static u_long tulip_pci_count; 5291 5292static struct pci_device dedevice = { 5293 "de", 5294 tulip_pci_probe, 5295 tulip_pci_attach, 5296 &tulip_pci_count, 5297#if defined(TULIP_DEVCONF) 5298 tulip_pci_shutdown, 5299#endif 5300}; 5301 5302DATA_SET (pcidevice_set, dedevice); 5303#endif /* __FreeBSD__ */ 5304 5305#if defined(__bsdi__) 5306#define TULIP_PCI_ATTACH_ARGS struct device * const parent, struct device * const self, void * const aux 5307#define TULIP_SHUTDOWN_ARGS void *arg 5308 5309static int 5310tulip_pci_match( 5311 pci_devaddr_t *pa) 5312{ 5313 int irq; 5314 unsigned id; 5315 5316 id = pci_inl(pa, PCI_VENDOR_ID); 5317 if (PCI_VENDORID(id) != DEC_VENDORID) 5318 return 0; 5319 id = PCI_CHIPID(id); 5320 if (id != CHIPID_21040 && id != CHIPID_21041 5321 && id != CHIPID_21140 && id != CHIPID_21142) 5322 return 0; 5323 irq = pci_inl(pa, PCI_I_LINE) & 0xFF; 5324 if (irq == 0 || irq >= 16) { 5325 printf("de?: invalid IRQ %d; skipping\n", irq); 5326 return 0; 5327 } 5328 return 1; 5329} 5330 5331static int 5332tulip_probe( 5333 struct device *parent, 5334 struct cfdata *cf, 5335 void *aux) 5336{ 5337 struct isa_attach_args * const ia = (struct isa_attach_args *) aux; 5338 unsigned irq, slot; 5339 pci_devaddr_t *pa; 5340 5341#if _BSDI_VERSION >= 199401 5342 switch (ia->ia_bustype) { 5343 case BUS_PCI: 5344#endif 5345 pa = pci_scan(tulip_pci_match); 5346 if (pa == NULL) 5347 return 0; 5348 5349 irq = (1 << (pci_inl(pa, PCI_I_LINE) & 0xFF)); 5350 5351 /* Get the base address; assume the BIOS set it up correctly */ 5352#if defined(TULIP_IOMAPPED) 5353 ia->ia_maddr = NULL; 5354 ia->ia_msize = 0; 5355 ia->ia_iobase = pci_inl(pa, PCI_CBIO) & ~7; 5356 pci_outl(pa, PCI_CBIO, 0xFFFFFFFF); 5357 ia->ia_iosize = ((~pci_inl(pa, PCI_CBIO)) | 7) + 1; 5358 pci_outl(pa, PCI_CBIO, (int) ia->ia_iobase); 5359 5360 /* Disable memory space access */ 5361 pci_outl(pa, PCI_COMMAND, pci_inl(pa, PCI_COMMAND) & ~2); 5362#else 5363 ia->ia_maddr = (caddr_t) (pci_inl(pa, PCI_CBMA) & ~7); 5364 pci_outl(pa, PCI_CBMA, 0xFFFFFFFF); 5365 ia->ia_msize = ((~pci_inl(pa, PCI_CBMA)) | 7) + 1; 5366 pci_outl(pa, PCI_CBMA, (int) ia->ia_maddr); 5367 ia->ia_iobase = 0; 5368 ia->ia_iosize = 0; 5369 5370 /* Disable I/O space access */ 5371 pci_outl(pa, PCI_COMMAND, pci_inl(pa, PCI_COMMAND) & ~1); 5372#endif /* TULIP_IOMAPPED */ 5373 5374 ia->ia_aux = (void *) pa; 5375#if _BSDI_VERSION >= 199401 5376 break; 5377 5378#if defined(TULIP_EISA) 5379 case BUS_EISA: { 5380 unsigned tmp; 5381 5382 if ((slot = eisa_match(cf, ia)) == 0) 5383 return 0; 5384 ia->ia_iobase = slot << 12; 5385 ia->ia_iosize = EISA_NPORT; 5386 eisa_slotalloc(slot); 5387 tmp = inb(ia->ia_iobase + DE425_CFG0); 5388 irq = tulip_eisa_irqs[(tmp >> 1) & 0x03]; 5389 /* 5390 * Until BSD/OS likes level interrupts, force 5391 * the DE425 into edge-triggered mode. 5392 */ 5393 if ((tmp & 1) == 0) 5394 outb(ia->ia_iobase + DE425_CFG0, tmp | 1); 5395 /* 5396 * CBIO needs to map to the EISA slot 5397 * enable I/O access and Master 5398 */ 5399 outl(ia->ia_iobase + DE425_CBIO, ia->ia_iobase); 5400 outl(ia->ia_iobase + DE425_CFCS, 5 | inl(ia->ia_iobase + DE425_CFCS)); 5401 ia->ia_aux = NULL; 5402 break; 5403 } 5404#endif /* TULIP_EISA */ 5405 default: 5406 return 0; 5407 } 5408#endif 5409 5410 /* PCI bus masters don't use host DMA channels */ 5411 ia->ia_drq = DRQNONE; 5412 5413 if (ia->ia_irq != IRQUNK && irq != ia->ia_irq) { 5414 printf("de%d: error: desired IRQ of %d does not match device's " 5415 "actual IRQ of %d,\n", 5416 cf->cf_unit, 5417 ffs(ia->ia_irq) - 1, ffs(irq) - 1); 5418 return 0; 5419 } 5420 if (ia->ia_irq == IRQUNK) 5421 ia->ia_irq = irq; 5422#ifdef IRQSHARE 5423 ia->ia_irq |= IRQSHARE; 5424#endif 5425 return 1; 5426} 5427 5428static void tulip_pci_attach(TULIP_PCI_ATTACH_ARGS); 5429 5430#if defined(TULIP_EISA) 5431static char *tulip_eisa_ids[] = { 5432 "DEC4250", 5433 NULL 5434}; 5435#endif 5436 5437struct cfdriver decd = { 5438 0, "de", tulip_probe, tulip_pci_attach, 5439#if _BSDI_VERSION >= 199401 5440 DV_IFNET, 5441#endif 5442 sizeof(tulip_softc_t), 5443#if defined(TULIP_EISA) 5444 tulip_eisa_ids 5445#endif 5446}; 5447 5448#endif /* __bsdi__ */ 5449 5450#if defined(__NetBSD__) 5451#define TULIP_PCI_ATTACH_ARGS struct device * const parent, struct device * const self, void * const aux 5452#define TULIP_SHUTDOWN_ARGS void *arg 5453static int 5454tulip_pci_probe( 5455 struct device *parent, 5456 struct cfdata *match, 5457 void *aux) 5458{ 5459 struct pci_attach_args *pa = (struct pci_attach_args *) aux; 5460 5461 if (PCI_VENDORID(pa->pa_id) != DEC_VENDORID) 5462 return 0; 5463 if (PCI_CHIPID(pa->pa_id) == CHIPID_21040 5464 || PCI_CHIPID(pa->pa_id) == CHIPID_21041 5465 || PCI_CHIPID(pa->pa_id) == CHIPID_21140 5466 || PCI_CHIPID(pa->pa_id) == CHIPID_21142) 5467 return 1; 5468 5469 return 0; 5470} 5471 5472static void tulip_pci_attach(TULIP_PCI_ATTACH_ARGS); 5473 5474struct cfattach de_ca = { 5475 sizeof(tulip_softc_t), tulip_pci_probe, tulip_pci_attach 5476}; 5477 5478#endif /* __NetBSD__ */ 5479 5480static void 5481tulip_shutdown( 5482 TULIP_SHUTDOWN_ARGS) 5483{ 5484 tulip_softc_t * const sc = arg; 5485 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); 5486 DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at 5487 33MHz that comes to two microseconds but wait a 5488 bit longer anyways) */ 5489} 5490 5491static void 5492tulip_pci_attach( 5493 TULIP_PCI_ATTACH_ARGS) 5494{ 5495#if defined(__FreeBSD__) 5496 tulip_softc_t *sc; 5497#define PCI_CONF_WRITE(r, v) pci_conf_write(config_id, (r), (v)) 5498#define PCI_CONF_READ(r) pci_conf_read(config_id, (r)) 5499#if __FreeBSD__ >= 3 5500#define PCI_GETBUSDEVINFO(sc) ((void)((sc)->tulip_pci_busno = (config_id->bus), /* XXX */ \ 5501 (sc)->tulip_pci_devno = (config_id->slot))) /* XXX */ 5502#else 5503#define PCI_GETBUSDEVINFO(sc) ((void)((sc)->tulip_pci_busno = ((config_id.cfg1 >> 16) & 0xFF), /* XXX */ \ 5504 (sc)->tulip_pci_devno = ((config_id.cfg1 >> 11) & 0x1F))) /* XXX */ 5505#endif 5506#endif 5507#if defined(__bsdi__) 5508 tulip_softc_t * const sc = (tulip_softc_t *) self; 5509 struct isa_attach_args * const ia = (struct isa_attach_args *) aux; 5510 pci_devaddr_t *pa = (pci_devaddr_t *) ia->ia_aux; 5511 const int unit = sc->tulip_dev.dv_unit; 5512#define PCI_CONF_WRITE(r, v) pci_outl(pa, (r), (v)) 5513#define PCI_CONF_READ(r) pci_inl(pa, (r)) 5514#define PCI_GETBUSDEVINFO(sc) ((void)((sc)->tulip_pci_busno = pa->d_bus, \ 5515 (sc)->tulip_pci_devno = pa->d_agent)) 5516#endif 5517#if defined(__NetBSD__) 5518 tulip_softc_t * const sc = (tulip_softc_t *) self; 5519 struct pci_attach_args * const pa = (struct pci_attach_args *) aux; 5520 const int unit = sc->tulip_dev.dv_unit; 5521#define PCI_CONF_WRITE(r, v) pci_conf_write(pa->pa_pc, pa->pa_tag, (r), (v)) 5522#define PCI_CONF_READ(r) pci_conf_read(pa->pa_pc, pa->pa_tag, (r)) 5523#define PCI_GETBUSDEVINFO(sc) do { \ 5524 (sc)->tulip_pci_busno = parent; \ 5525 (sc)->tulip_pci_devno = pa->pa_device; \ 5526 } while (0) 5527#endif /* __NetBSD__ */ 5528#if defined(__alpha__) 5529 tulip_media_t media = TULIP_MEDIA_UNKNOWN; 5530#endif 5531 int retval, idx; 5532 u_int32_t revinfo, cfdainfo, id; 5533#if !defined(TULIP_IOMAPPED) && defined(__FreeBSD__) 5534 vm_offset_t pa_csrs; 5535#endif 5536 unsigned csroffset = TULIP_PCI_CSROFFSET; 5537 unsigned csrsize = TULIP_PCI_CSRSIZE; 5538 tulip_csrptr_t csr_base; 5539 tulip_chipid_t chipid = TULIP_CHIPID_UNKNOWN; 5540 5541 if (unit >= TULIP_MAX_DEVICES) { 5542#ifdef __FreeBSD__ 5543 printf("de%d", unit); 5544#endif 5545 printf(": not configured; limit of %d reached or exceeded\n", 5546 TULIP_MAX_DEVICES); 5547 return; 5548 } 5549 5550#if defined(__bsdi__) 5551 if (pa != NULL) { 5552 revinfo = pci_inl(pa, PCI_CFRV) & 0xFF; 5553 id = pci_inl(pa, PCI_CFID); 5554 cfdainfo = pci_inl(pa, PCI_CFDA); 5555#if defined(TULIP_EISA) 5556 } else { 5557 revinfo = inl(ia->ia_iobase + DE425_CFRV) & 0xFF; 5558 csroffset = TULIP_EISA_CSROFFSET; 5559 csrsize = TULIP_EISA_CSRSIZE; 5560 chipid = TULIP_DE425; 5561 cfdainfo = 0; 5562#endif /* TULIP_EISA */ 5563 } 5564#else /* __bsdi__ */ 5565 revinfo = PCI_CONF_READ(PCI_CFRV) & 0xFF; 5566 id = PCI_CONF_READ(PCI_CFID); 5567 cfdainfo = PCI_CONF_READ(PCI_CFDA); 5568#endif /* __bsdi__ */ 5569 5570 if (PCI_VENDORID(id) == DEC_VENDORID) { 5571 if (PCI_CHIPID(id) == CHIPID_21040) chipid = TULIP_21040; 5572 else if (PCI_CHIPID(id) == CHIPID_21140) { 5573 chipid = (revinfo >= 0x20) ? TULIP_21140A : TULIP_21140; 5574 } else if (PCI_CHIPID(id) == CHIPID_21142) { 5575 chipid = (revinfo >= 0x20) ? TULIP_21143 : TULIP_21142; 5576 } 5577 else if (PCI_CHIPID(id) == CHIPID_21041) chipid = TULIP_21041; 5578 else if (PCI_CHIPID(id) == CHIPID_21142) chipid = TULIP_21142; 5579 } 5580 if (chipid == TULIP_CHIPID_UNKNOWN) 5581 return; 5582 5583 if ((chipid == TULIP_21040 || chipid == TULIP_DE425) && revinfo < 0x20) { 5584#ifdef __FreeBSD__ 5585 printf("de%d", unit); 5586#endif 5587 printf(": not configured; 21040 pass 2.0 required (%d.%d found)\n", 5588 revinfo >> 4, revinfo & 0x0f); 5589 return; 5590 } else if (chipid == TULIP_21140 && revinfo < 0x11) { 5591#ifndef __FreeBSD__ 5592 printf("\n"); 5593#endif 5594 printf("de%d: not configured; 21140 pass 1.1 required (%d.%d found)\n", 5595 unit, revinfo >> 4, revinfo & 0x0f); 5596 return; 5597 } 5598 5599#if defined(__FreeBSD__) 5600 sc = (tulip_softc_t *) malloc(sizeof(*sc), M_DEVBUF, M_NOWAIT); 5601 if (sc == NULL) 5602 return; 5603 bzero(sc, sizeof(*sc)); /* Zero out the softc*/ 5604#endif 5605 5606 PCI_GETBUSDEVINFO(sc); 5607 sc->tulip_chipid = chipid; 5608 sc->tulip_flags |= TULIP_DEVICEPROBE; 5609 if (chipid == TULIP_21140 || chipid == TULIP_21140A) 5610 sc->tulip_features |= TULIP_HAVE_GPR|TULIP_HAVE_STOREFWD; 5611 if (chipid == TULIP_21140A && revinfo <= 0x22) 5612 sc->tulip_features |= TULIP_HAVE_RXBADOVRFLW; 5613 if (chipid == TULIP_21140) 5614 sc->tulip_features |= TULIP_HAVE_BROKEN_HASH; 5615 if (chipid != TULIP_21040 && chipid != TULIP_DE425 && chipid != TULIP_21140) 5616 sc->tulip_features |= TULIP_HAVE_POWERMGMT; 5617 if (chipid == TULIP_21041 || chipid == TULIP_21142 || chipid == TULIP_21143) { 5618 sc->tulip_features |= TULIP_HAVE_DUALSENSE; 5619 if (chipid != TULIP_21041 || sc->tulip_revinfo >= 0x20) 5620 sc->tulip_features |= TULIP_HAVE_SIANWAY; 5621 if (chipid != TULIP_21041) 5622 sc->tulip_features |= TULIP_HAVE_SIAGP|TULIP_HAVE_RXBADOVRFLW|TULIP_HAVE_STOREFWD; 5623 if (chipid != TULIP_21041 && sc->tulip_revinfo >= 0x20) 5624 sc->tulip_features |= TULIP_HAVE_SIA100; 5625 } 5626 5627 if (sc->tulip_features & TULIP_HAVE_POWERMGMT 5628 && (cfdainfo & (TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE))) { 5629 cfdainfo &= ~(TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE); 5630 PCI_CONF_WRITE(PCI_CFDA, cfdainfo); 5631 DELAY(11*1000); 5632 } 5633#if defined(__alpha__) && defined(__NetBSD__) 5634 /* 5635 * The Alpha SRM console encodes a console set media in the driver 5636 * part of the CFDA register. Note that the Multia presents a 5637 * problem in that its BNC mode is really EXTSIA. So in that case 5638 * force a probe. 5639 */ 5640 switch ((cfdainfo >> 8) & 0xff) { 5641 case 1: media = chipid > TULIP_DE425 ? 5642 TULIP_MEDIA_AUI : TULIP_MEDIA_AUIBNC; break; 5643 case 2: media = chipid > TULIP_DE425 ? 5644 TULIP_MEDIA_BNC : TULIP_MEDIA_UNKNOWN; break; 5645 case 3: media = TULIP_MEDIA_10BASET; break; 5646 case 4: media = TULIP_MEDIA_10BASET_FD; break; 5647 case 5: media = TULIP_MEDIA_100BASETX; break; 5648 case 6: media = TULIP_MEDIA_100BASETX_FD; break; 5649 } 5650#endif 5651 5652#if defined(__NetBSD__) 5653 bcopy(self->dv_xname, sc->tulip_if.if_xname, IFNAMSIZ); 5654 sc->tulip_if.if_softc = sc; 5655 sc->tulip_pc = pa->pa_pc; 5656#if defined(TULIP_BUS_DMA) 5657 sc->tulip_dmatag = pa->pa_dmat; 5658#endif 5659#else 5660 sc->tulip_unit = unit; 5661 sc->tulip_name = "de"; 5662#endif 5663 sc->tulip_revinfo = revinfo; 5664#if defined(__FreeBSD__) 5665#if BSD >= 199506 5666 sc->tulip_if.if_softc = sc; 5667#endif 5668#if defined(TULIP_IOMAPPED) 5669 retval = pci_map_port(config_id, PCI_CBIO, &csr_base); 5670#else 5671 retval = pci_map_mem(config_id, PCI_CBMA, (vm_offset_t *) &csr_base, &pa_csrs); 5672#endif 5673 if (!retval) { 5674 free((caddr_t) sc, M_DEVBUF); 5675 return; 5676 } 5677 tulips[unit] = sc; 5678#endif /* __FreeBSD__ */ 5679 5680#if defined(__bsdi__) 5681 sc->tulip_pf = printf; 5682#if defined(TULIP_IOMAPPED) 5683 csr_base = ia->ia_iobase; 5684#else 5685 csr_base = (vm_offset_t) mapphys((vm_offset_t) ia->ia_maddr, ia->ia_msize); 5686#endif 5687#endif /* __bsdi__ */ 5688 5689#if defined(__NetBSD__) 5690 csr_base = 0; 5691 { 5692 bus_space_tag_t iot, memt; 5693 bus_space_handle_t ioh, memh; 5694 int ioh_valid, memh_valid; 5695 5696 ioh_valid = (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 5697 &iot, &ioh, NULL, NULL) == 0); 5698 memh_valid = (pci_mapreg_map(pa, PCI_CBMA, 5699 PCI_MAPREG_TYPE_MEM | 5700 PCI_MAPREG_MEM_TYPE_32BIT, 5701 0, &memt, &memh, NULL, NULL) == 0); 5702 if (memh_valid) { 5703 sc->tulip_bustag = memt; 5704 sc->tulip_bushandle = memh; 5705 } else if (ioh_valid) { 5706 sc->tulip_bustag = iot; 5707 sc->tulip_bushandle = ioh; 5708 } else { 5709 printf(": unable to map device registers\n"); 5710 return; 5711 } 5712 } 5713#endif /* __NetBSD__ */ 5714 5715 tulip_initcsrs(sc, csr_base + csroffset, csrsize); 5716 5717#if defined(TULIP_BUS_DMA) 5718 if ((retval = tulip_busdma_init(sc)) != 0) { 5719 printf("error initing bus_dma: %d\n", retval); 5720 return; 5721 } 5722#else 5723#if defined(__FreeBSD__) 5724 sc->tulip_rxdescs = (tulip_desc_t *) malloc(sizeof(tulip_desc_t) * TULIP_RXDESCS, M_DEVBUF, M_NOWAIT); 5725 sc->tulip_txdescs = (tulip_desc_t *) malloc(sizeof(tulip_desc_t) * TULIP_TXDESCS, M_DEVBUF, M_NOWAIT); 5726 if (sc->tulip_rxdescs == NULL || sc->tulip_txdescs == NULL) { 5727 printf("malloc failed\n"); 5728 if (sc->tulip_rxdescs) 5729 free((caddr_t) sc->tulip_rxdescs, M_DEVBUF); 5730 if (sc->tulip_txdescs) 5731 free((caddr_t) sc->tulip_txdescs, M_DEVBUF); 5732 free((caddr_t) sc, M_DEVBUF); 5733 return; 5734 } 5735#else 5736 sc->tulip_txdescs = (tulip_desc_t *) malloc((TULIP_TXDESCS+TULIP_RXDESCS)*sizeof(tulip_desc_t), M_DEVBUF, M_WAITOK); 5737 sc->tulip_rxdescs = sc->tulip_txdescs + TULIP_TXDESCS; 5738#endif 5739#endif 5740 5741 tulip_initring(sc, &sc->tulip_rxinfo, sc->tulip_rxdescs, TULIP_RXDESCS); 5742 tulip_initring(sc, &sc->tulip_txinfo, sc->tulip_txdescs, TULIP_TXDESCS); 5743 5744 /* 5745 * Make sure there won't be any interrupts or such... 5746 */ 5747 TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); 5748 DELAY(100); /* Wait 10 microseconds (actually 50 PCI cycles but at 5749 33MHz that comes to two microseconds but wait a 5750 bit longer anyways) */ 5751 5752 if ((retval = tulip_read_macaddr(sc)) < 0) { 5753#if defined(__FreeBSD__) 5754 printf(TULIP_PRINTF_FMT, TULIP_PRINTF_ARGS); 5755#endif 5756 printf(": can't read ENET ROM (why=%d) (", retval); 5757 for (idx = 0; idx < 32; idx++) 5758 printf("%02x", sc->tulip_rombuf[idx]); 5759 printf("\n"); 5760 printf(TULIP_PRINTF_FMT ": %s%s pass %d.%d\n", 5761 TULIP_PRINTF_ARGS, 5762 sc->tulip_boardid, tulip_chipdescs[sc->tulip_chipid], 5763 (sc->tulip_revinfo & 0xF0) >> 4, sc->tulip_revinfo & 0x0F); 5764 printf(TULIP_PRINTF_FMT ": address unknown\n", TULIP_PRINTF_ARGS); 5765 } else { 5766 tulip_spl_t s; 5767 tulip_intrfunc_t (*intr_rtn)(void *) = tulip_intr_normal; 5768 5769 if (sc->tulip_features & TULIP_HAVE_SHAREDINTR) 5770 intr_rtn = tulip_intr_shared; 5771 5772#if defined(__NetBSD__) 5773 if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) { 5774 pci_intr_handle_t intrhandle; 5775 const char *intrstr; 5776 5777 printf("\n"); 5778 5779 if (pci_intr_map(pa->pa_pc, pa->pa_intrtag, pa->pa_intrpin, 5780 pa->pa_intrline, &intrhandle)) { 5781 printf("%s: couldn't map interrupt\n", sc->tulip_dev.dv_xname); 5782 return; 5783 } 5784 intrstr = pci_intr_string(pa->pa_pc, intrhandle); 5785 sc->tulip_ih = pci_intr_establish(pa->pa_pc, intrhandle, IPL_NET, 5786 intr_rtn, sc); 5787 if (sc->tulip_ih == NULL) { 5788 printf("%s: couldn't establish interrupt", 5789 sc->tulip_dev.dv_xname); 5790 if (intrstr != NULL) 5791 printf(" at %s", intrstr); 5792 printf("\n"); 5793 return; 5794 } 5795 printf("%s: interrupting at %s\n", sc->tulip_dev.dv_xname, intrstr); 5796 } 5797 sc->tulip_ats = shutdownhook_establish(tulip_shutdown, sc); 5798 if (sc->tulip_ats == NULL) 5799 printf("%s: warning: couldn't establish shutdown hook\n", 5800 sc->tulip_xname); 5801#endif 5802#if defined(__FreeBSD__) 5803 if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) { 5804 if (!pci_map_int (config_id, intr_rtn, (void*) sc, &net_imask)) { 5805 printf(TULIP_PRINTF_FMT ": couldn't map interrupt\n", 5806 TULIP_PRINTF_ARGS); 5807 free((caddr_t) sc->tulip_rxdescs, M_DEVBUF); 5808 free((caddr_t) sc->tulip_txdescs, M_DEVBUF); 5809 free((caddr_t) sc, M_DEVBUF); 5810 return; 5811 } 5812 } 5813#if !defined(TULIP_DEVCONF) 5814 at_shutdown(tulip_shutdown, sc, SHUTDOWN_POST_SYNC); 5815#endif 5816#endif 5817#if defined(__bsdi__) 5818 if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) { 5819 isa_establish(&sc->tulip_id, &sc->tulip_dev); 5820 5821 sc->tulip_ih.ih_fun = intr_rtn; 5822 sc->tulip_ih.ih_arg = (void *) sc; 5823 intr_establish(ia->ia_irq, &sc->tulip_ih, DV_NET); 5824 } 5825 5826 sc->tulip_ats.func = tulip_shutdown; 5827 sc->tulip_ats.arg = (void *) sc; 5828 atshutdown(&sc->tulip_ats, ATSH_ADD); 5829#endif 5830#if defined(TULIP_USE_SOFTINTR) 5831 if (sc->tulip_unit > tulip_softintr_max_unit) 5832 tulip_softintr_max_unit = sc->tulip_unit; 5833#endif 5834 5835 s = TULIP_RAISESPL(); 5836 tulip_reset(sc); 5837 tulip_attach(sc); 5838#if defined(__alpha__) && defined(__NetBSD__) 5839 if (media != TULIP_MEDIA_UNKNOWN) 5840 tulip_linkup(sc, media); 5841#endif 5842 TULIP_RESTORESPL(s); 5843 } 5844} 5845