scsiconf.c revision 1.305
1 /* $NetBSD: scsiconf.c,v 1.305 2024/09/29 12:36:40 nat Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 1999, 2004 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Charles M. Hannum; Jason R. Thorpe of the Numerical Aerospace 9 * Simulation Facility, NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * Originally written by Julian Elischer (julian (at) tfs.com) 35 * for TRW Financial Systems for use under the MACH(2.5) operating system. 36 * 37 * TRW Financial Systems, in accordance with their agreement with Carnegie 38 * Mellon University, makes this software available to CMU to distribute 39 * or use in any manner that they see fit as long as this message is kept with 40 * the software. For this reason TFS also grants any other persons or 41 * organisations permission to use or modify this software. 42 * 43 * TFS supplies this software to be publicly redistributed 44 * on the understanding that TFS is not responsible for the correct 45 * functioning of this software in any circumstances. 46 * 47 * Ported to run under 386BSD by Julian Elischer (julian (at) tfs.com) Sept 1992 48 */ 49 50 #include <sys/cdefs.h> 51 __KERNEL_RCSID(0, "$NetBSD: scsiconf.c,v 1.305 2024/09/29 12:36:40 nat Exp $"); 52 53 #include <sys/param.h> 54 #include <sys/systm.h> 55 #include <sys/kernel.h> 56 #include <sys/proc.h> 57 #include <sys/kthread.h> 58 #include <sys/malloc.h> 59 #include <sys/mutex.h> 60 #include <sys/once.h> 61 #include <sys/device.h> 62 #include <sys/conf.h> 63 #include <sys/fcntl.h> 64 #include <sys/scsiio.h> 65 #include <sys/queue.h> 66 #include <sys/atomic.h> 67 #include <sys/kmem.h> 68 69 #include <dev/scsipi/scsi_all.h> 70 #include <dev/scsipi/scsipi_all.h> 71 #include <dev/scsipi/scsiconf.h> 72 73 #include "locators.h" 74 75 static const struct scsipi_periphsw scsi_probe_dev = { 76 NULL, 77 NULL, 78 NULL, 79 NULL, 80 }; 81 82 struct scsi_initq { 83 struct scsipi_channel *sc_channel; 84 TAILQ_ENTRY(scsi_initq) scsi_initq; 85 }; 86 87 static ONCE_DECL(scsi_conf_ctrl); 88 static TAILQ_HEAD(, scsi_initq) scsi_initq_head; 89 static kmutex_t scsibus_qlock; 90 static kcondvar_t scsibus_qcv; 91 92 static int scsi_probe_device(struct scsibus_softc *, int, int); 93 94 static int scsibusmatch(device_t, cfdata_t, void *); 95 static void scsibusattach(device_t, device_t, void *); 96 static int scsibusdetach(device_t, int flags); 97 static int scsibusrescan(device_t, const char *, const int *); 98 static void scsidevdetached(device_t, device_t); 99 100 CFATTACH_DECL3_NEW(scsibus, sizeof(struct scsibus_softc), 101 scsibusmatch, scsibusattach, scsibusdetach, NULL, 102 scsibusrescan, scsidevdetached, DVF_DETACH_SHUTDOWN); 103 104 extern struct cfdriver scsibus_cd; 105 106 static dev_type_open(scsibusopen); 107 static dev_type_close(scsibusclose); 108 static dev_type_ioctl(scsibusioctl); 109 110 const struct cdevsw scsibus_cdevsw = { 111 .d_open = scsibusopen, 112 .d_close = scsibusclose, 113 .d_read = noread, 114 .d_write = nowrite, 115 .d_ioctl = scsibusioctl, 116 .d_stop = nostop, 117 .d_tty = notty, 118 .d_poll = nopoll, 119 .d_mmap = nommap, 120 .d_kqfilter = nokqfilter, 121 .d_discard = nodiscard, 122 .d_flag = D_OTHER | D_MPSAFE 123 }; 124 125 static int scsibusprint(void *, const char *); 126 static void scsibus_discover_thread(void *); 127 static void scsibus_config(struct scsibus_softc *); 128 129 static int 130 scsibus_init(void) 131 { 132 133 TAILQ_INIT(&scsi_initq_head); 134 mutex_init(&scsibus_qlock, MUTEX_DEFAULT, IPL_NONE); 135 cv_init(&scsibus_qcv, "scsinitq"); 136 return 0; 137 } 138 139 static int 140 scsibusmatch(device_t parent, cfdata_t cf, void *aux) 141 { 142 struct scsipi_channel *chan = aux; 143 144 if (SCSIPI_BUSTYPE_TYPE(chan->chan_bustype->bustype_type) != 145 SCSIPI_BUSTYPE_SCSI) 146 return 0; 147 148 if (cf->cf_loc[SCSICF_CHANNEL] != chan->chan_channel && 149 cf->cf_loc[SCSICF_CHANNEL] != SCSICF_CHANNEL_DEFAULT) 150 return (0); 151 152 return (1); 153 } 154 155 static void 156 scsibusattach(device_t parent, device_t self, void *aux) 157 { 158 struct scsibus_softc *sc = device_private(self); 159 struct scsipi_channel *chan = aux; 160 struct scsi_initq *scsi_initq; 161 162 if (!pmf_device_register(self, NULL, NULL)) 163 aprint_error_dev(self, "couldn't establish power handler\n"); 164 165 sc->sc_dev = self; 166 sc->sc_channel = chan; 167 chan->chan_name = device_xname(sc->sc_dev); 168 169 aprint_naive(": SCSI bus\n"); 170 aprint_normal(": %d target%s, %d lun%s per target\n", 171 chan->chan_ntargets, 172 chan->chan_ntargets == 1 ? "" : "s", 173 chan->chan_nluns, 174 chan->chan_nluns == 1 ? "" : "s"); 175 176 /* 177 * XXX 178 * newer adapters support more than 256 outstanding commands 179 * per periph and don't use the tag (they eventually allocate one 180 * internally). Right now scsipi always allocate a tag and 181 * is limited to 256 tags, per scsi specs. 182 * this should be revisited 183 */ 184 if (chan->chan_flags & SCSIPI_CHAN_OPENINGS) { 185 if (chan->chan_max_periph > 256) 186 chan->chan_max_periph = 256; 187 } else { 188 if (chan->chan_adapter->adapt_max_periph > 256) 189 chan->chan_adapter->adapt_max_periph = 256; 190 } 191 192 if (atomic_inc_uint_nv(&chan_running(chan)) == 1) 193 mutex_init(chan_mtx(chan), MUTEX_DEFAULT, IPL_BIO); 194 195 cv_init(&chan->chan_cv_thr, "scshut"); 196 cv_init(&chan->chan_cv_comp, "sccomp"); 197 cv_init(&chan->chan_cv_xs, "xscmd"); 198 199 if (scsipi_adapter_addref(chan->chan_adapter)) 200 return; 201 202 RUN_ONCE(&scsi_conf_ctrl, scsibus_init); 203 204 /* Initialize the channel structure first */ 205 chan->chan_init_cb = NULL; 206 chan->chan_init_cb_arg = NULL; 207 208 scsi_initq = malloc(sizeof(struct scsi_initq), M_DEVBUF, M_WAITOK); 209 scsi_initq->sc_channel = chan; 210 TAILQ_INSERT_TAIL(&scsi_initq_head, scsi_initq, scsi_initq); 211 config_pending_incr(sc->sc_dev); 212 if (scsipi_channel_init(chan)) { 213 aprint_error_dev(sc->sc_dev, "failed to init channel\n"); 214 return; 215 } 216 217 /* 218 * Create the discover thread 219 */ 220 if (kthread_create(PRI_NONE, 0, NULL, scsibus_discover_thread, sc, 221 &chan->chan_dthread, "%s-d", chan->chan_name)) { 222 aprint_error_dev(sc->sc_dev, "unable to create discovery " 223 "thread for channel %d\n", chan->chan_channel); 224 return; 225 } 226 } 227 228 static void 229 scsibus_discover_thread(void *arg) 230 { 231 struct scsibus_softc *sc = arg; 232 233 scsibus_config(sc); 234 sc->sc_channel->chan_dthread = NULL; 235 kthread_exit(0); 236 } 237 238 static void 239 scsibus_config(struct scsibus_softc *sc) 240 { 241 struct scsipi_channel *chan = sc->sc_channel; 242 struct scsi_initq *scsi_initq; 243 244 #ifndef SCSI_DELAY 245 #define SCSI_DELAY 2 246 #endif 247 if ((chan->chan_flags & SCSIPI_CHAN_NOSETTLE) == 0 && 248 SCSI_DELAY > 0) { 249 aprint_normal_dev(sc->sc_dev, 250 "waiting %d seconds for devices to settle...\n", 251 SCSI_DELAY); 252 /* ...an identifier we know no one will use... */ 253 kpause("scsidly", false, SCSI_DELAY * hz, NULL); 254 } 255 256 /* Make sure the devices probe in scsibus order to avoid jitter. */ 257 mutex_enter(&scsibus_qlock); 258 for (;;) { 259 scsi_initq = TAILQ_FIRST(&scsi_initq_head); 260 if (scsi_initq->sc_channel == chan) 261 break; 262 cv_wait(&scsibus_qcv, &scsibus_qlock); 263 } 264 mutex_exit(&scsibus_qlock); 265 266 scsi_probe_bus(sc, -1, -1); 267 268 mutex_enter(&scsibus_qlock); 269 TAILQ_REMOVE(&scsi_initq_head, scsi_initq, scsi_initq); 270 cv_broadcast(&scsibus_qcv); 271 mutex_exit(&scsibus_qlock); 272 273 free(scsi_initq, M_DEVBUF); 274 275 scsipi_adapter_delref(chan->chan_adapter); 276 277 config_pending_decr(sc->sc_dev); 278 } 279 280 static int 281 scsibusdetach(device_t self, int flags) 282 { 283 struct scsibus_softc *sc = device_private(self); 284 struct scsipi_channel *chan = sc->sc_channel; 285 int error; 286 287 /* 288 * Defer while discovery thread is running 289 */ 290 while (chan->chan_dthread != NULL) 291 kpause("scsibusdet", false, hz, NULL); 292 293 /* 294 * Detach all of the periphs. 295 */ 296 error = scsipi_target_detach(chan, -1, -1, flags); 297 if (error) 298 return error; 299 300 pmf_device_deregister(self); 301 302 /* 303 * Shut down the channel. 304 */ 305 scsipi_channel_shutdown(chan); 306 307 cv_destroy(&chan->chan_cv_xs); 308 cv_destroy(&chan->chan_cv_comp); 309 cv_destroy(&chan->chan_cv_thr); 310 311 membar_release(); 312 if (atomic_dec_uint_nv(&chan_running(chan)) == 0) { 313 membar_acquire(); 314 mutex_destroy(chan_mtx(chan)); 315 } 316 317 return 0; 318 } 319 320 static int 321 lun_compar(const void *a, const void *b) 322 { 323 const uint16_t * const la = a, * const lb = b; 324 325 if (*la < *lb) 326 return -1; 327 if (*la > *lb) 328 return 1; 329 return 0; 330 } 331 332 static int 333 scsi_report_luns(struct scsibus_softc *sc, int target, 334 uint16_t ** const luns, size_t *nluns) 335 { 336 struct scsi_report_luns replun; 337 struct scsi_report_luns_header *rlr; 338 struct scsi_report_luns_lun *lunp; 339 340 struct scsipi_channel *chan = sc->sc_channel; 341 struct scsipi_inquiry_data inqbuf; 342 struct scsipi_periph *periph; 343 uint16_t tmp; 344 345 int error; 346 size_t i, rlrlen, rlrlenmin; 347 348 memset(&replun, 0, sizeof(replun)); 349 350 periph = scsipi_alloc_periph(M_WAITOK); 351 periph->periph_channel = chan; 352 periph->periph_switch = &scsi_probe_dev; 353 354 periph->periph_target = target; 355 periph->periph_lun = 0; 356 periph->periph_quirks = chan->chan_defquirks; 357 358 if ((error = scsipi_inquire(periph, &inqbuf, 359 XS_CTL_DISCOVERY | XS_CTL_SILENT))) 360 goto end2; 361 periph->periph_version = inqbuf.version & SID_ANSII; 362 if (periph->periph_version < 3) { 363 error = ENOTSUP; 364 goto end2; 365 } 366 367 rlrlen = rlrlenmin = sizeof(*rlr) + sizeof(*lunp) * 1; 368 369 again: 370 rlr = kmem_zalloc(rlrlen, KM_SLEEP); 371 372 replun.opcode = SCSI_REPORT_LUNS; 373 replun.selectreport = SELECTREPORT_NORMAL; 374 _lto4b(rlrlen, replun.alloclen); 375 376 error = scsipi_command(periph, (void *)&replun, sizeof(replun), 377 (void *)rlr, rlrlen, SCSIPIRETRIES, 10000, NULL, 378 XS_CTL_DATA_IN | XS_CTL_DISCOVERY | XS_CTL_SILENT); 379 if (error) 380 goto end; 381 382 if (sizeof(*rlr) + _4btol(rlr->length) > rlrlen && 383 sizeof(*rlr) + _4btol(rlr->length) <= 32) { 384 const size_t old_rlrlen = rlrlen; 385 rlrlen = sizeof(*rlr) + uimin(_4btol(rlr->length), 386 16383 * sizeof(*lunp)); 387 kmem_free(rlr, old_rlrlen); 388 rlr = NULL; 389 if (rlrlen < rlrlenmin) { 390 error = EIO; 391 goto end; 392 } 393 goto again; 394 } 395 396 KASSERT(nluns != NULL); 397 *nluns = (rlrlen - sizeof(*rlr)) / sizeof(*lunp); 398 399 KASSERT(luns != NULL); 400 *luns = kmem_alloc(*nluns * sizeof(**luns), KM_SLEEP); 401 402 for (i = 0; i < *nluns; i++) { 403 lunp = &((struct scsi_report_luns_lun *)&rlr[1])[i]; 404 switch (lunp->lun[0] & 0xC0) { 405 default: 406 scsi_print_addr(periph); 407 printf("LUN %016"PRIx64" ignored\n", _8btol(lunp->lun)); 408 (*luns)[i] = 0; 409 break; 410 case 0x40: 411 (*luns)[i] = _2btol(&lunp->lun[0]) & 0x3FFF; 412 break; 413 case 0x00: 414 (*luns)[i] = _2btol(&lunp->lun[0]) & 0x00FF; 415 break; 416 } 417 } 418 419 kheapsort(*luns, *nluns, sizeof(**luns), lun_compar, &tmp); 420 421 end: 422 if (rlr) 423 kmem_free(rlr, rlrlen); 424 end2: 425 scsipi_free_periph(periph); 426 return error; 427 } 428 429 static void 430 scsi_discover_luns(struct scsibus_softc *sc, int target, int minlun, int maxlun) 431 { 432 uint16_t *luns = NULL; /* XXX gcc */ 433 size_t nluns = 0; /* XXX gcc */ 434 435 if (scsi_report_luns(sc, target, &luns, &nluns) == 0) { 436 for (size_t i = 0; i < nluns; i++) 437 if (luns[i] >= minlun && luns[i] <= maxlun) 438 scsi_probe_device(sc, target, luns[i]); 439 kmem_free(luns, sizeof(*luns) * nluns); 440 return; 441 } 442 443 for (int lun = minlun; lun <= maxlun; lun++) { 444 /* 445 * See if there's a device present, and configure it. 446 */ 447 if (scsi_probe_device(sc, target, lun) == 0) 448 break; 449 /* otherwise something says we should look further */ 450 } 451 } 452 453 /* 454 * Probe the requested scsi bus. It must be already set up. 455 * target and lun optionally narrow the search if not -1 456 */ 457 int 458 scsi_probe_bus(struct scsibus_softc *sc, int target, int lun) 459 { 460 struct scsipi_channel *chan = sc->sc_channel; 461 int maxtarget, mintarget, maxlun, minlun; 462 int error; 463 464 if (target == -1) { 465 maxtarget = chan->chan_ntargets - 1; 466 mintarget = 0; 467 } else { 468 if (target < 0 || target >= chan->chan_ntargets) 469 return (EINVAL); 470 maxtarget = mintarget = target; 471 } 472 473 if (lun == -1) { 474 maxlun = chan->chan_nluns - 1; 475 minlun = 0; 476 } else { 477 if (lun < 0 || lun >= chan->chan_nluns) 478 return (EINVAL); 479 maxlun = minlun = lun; 480 } 481 482 /* 483 * Some HBAs provide an abstracted view of the bus; give them an 484 * opportunity to re-scan it before we do. 485 */ 486 scsipi_adapter_ioctl(chan, SCBUSIOLLSCAN, NULL, 0, curproc); 487 488 if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0) 489 goto ret; 490 for (target = mintarget; target <= maxtarget; target++) { 491 if (target == chan->chan_id) 492 continue; 493 494 scsi_discover_luns(sc, target, minlun, maxlun); 495 496 /* 497 * Now that we've discovered all of the LUNs on this 498 * I_T Nexus, update the xfer mode for all of them 499 * that we know about. 500 */ 501 scsipi_set_xfer_mode(chan, target, 1); 502 } 503 504 scsipi_adapter_delref(chan->chan_adapter); 505 ret: 506 return (error); 507 } 508 509 static int 510 scsibusrescan(device_t sc, const char *ifattr, const int *locators) 511 { 512 513 KASSERT(ifattr && !strcmp(ifattr, "scsibus")); 514 KASSERT(locators); 515 516 return (scsi_probe_bus(device_private(sc), 517 locators[SCSIBUSCF_TARGET], locators[SCSIBUSCF_LUN])); 518 } 519 520 static void 521 scsidevdetached(device_t self, device_t child) 522 { 523 struct scsibus_softc *sc = device_private(self); 524 struct scsipi_channel *chan = sc->sc_channel; 525 struct scsipi_periph *periph; 526 int target, lun; 527 528 target = device_locator(child, SCSIBUSCF_TARGET); 529 lun = device_locator(child, SCSIBUSCF_LUN); 530 531 mutex_enter(chan_mtx(chan)); 532 533 periph = scsipi_lookup_periph_locked(chan, target, lun); 534 KASSERT(periph != NULL && periph->periph_dev == child); 535 536 scsipi_remove_periph(chan, periph); 537 scsipi_free_periph(periph); 538 539 mutex_exit(chan_mtx(chan)); 540 } 541 542 /* 543 * Print out autoconfiguration information for a subdevice. 544 * 545 * This is a slight abuse of 'standard' autoconfiguration semantics, 546 * because 'print' functions don't normally print the colon and 547 * device information. However, in this case that's better than 548 * either printing redundant information before the attach message, 549 * or having the device driver call a special function to print out 550 * the standard device information. 551 */ 552 static int 553 scsibusprint(void *aux, const char *pnp) 554 { 555 struct scsipibus_attach_args *sa = aux; 556 struct scsipi_inquiry_pattern *inqbuf; 557 u_int8_t type; 558 const char *dtype; 559 char vendor[33], product[65], revision[17]; 560 int target, lun; 561 562 if (pnp != NULL) 563 aprint_normal("%s", pnp); 564 565 inqbuf = &sa->sa_inqbuf; 566 567 target = sa->sa_periph->periph_target; 568 lun = sa->sa_periph->periph_lun; 569 type = inqbuf->type & SID_TYPE; 570 571 dtype = scsipi_dtype(type); 572 573 strnvisx(vendor, sizeof(vendor), inqbuf->vendor, 8, 574 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 575 strnvisx(product, sizeof(product), inqbuf->product, 16, 576 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 577 strnvisx(revision, sizeof(revision), inqbuf->revision, 4, 578 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 579 580 aprint_normal(" target %d lun %d: <%s, %s, %s> %s %s%s", 581 target, lun, vendor, product, revision, dtype, 582 inqbuf->removable ? "removable" : "fixed", 583 (sa->sa_periph->periph_opcs != NULL) 584 ? " timeout-info" : ""); 585 586 return (UNCONF); 587 } 588 589 static const struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = { 590 {{T_DIRECT, T_REMOV, 591 "Apple ", "iPod ", ""}, PQUIRK_START}, 592 {{T_CDROM, T_REMOV, 593 "CHINON ", "CD-ROM CDS-431 ", ""}, PQUIRK_NOLUNS}, 594 {{T_CDROM, T_REMOV, 595 "CHINON ", "CD-ROM CDS-435 ", ""}, PQUIRK_NOLUNS}, 596 {{T_CDROM, T_REMOV, 597 "Chinon ", "CD-ROM CDS-525 ", ""}, PQUIRK_NOLUNS}, 598 {{T_CDROM, T_REMOV, 599 "CHINON ", "CD-ROM CDS-535 ", ""}, PQUIRK_NOLUNS}, 600 {{T_CDROM, T_REMOV, 601 "DEC ", "RRD42 (C) DEC ", ""}, PQUIRK_NOLUNS}, 602 {{T_CDROM, T_REMOV, 603 "DENON ", "DRD-25X ", "V"}, PQUIRK_NOLUNS}, 604 {{T_CDROM, T_REMOV, 605 "GENERIC ", "CRD-BP2 ", ""}, PQUIRK_NOLUNS}, 606 {{T_CDROM, T_REMOV, 607 "HP ", "C4324/C4325 ", ""}, PQUIRK_NOLUNS}, 608 {{T_CDROM, T_REMOV, 609 "IMS ", "CDD521/10 ", "2.06"}, PQUIRK_NOLUNS}, 610 {{T_CDROM, T_REMOV, 611 "MATSHITA", "CD-ROM CR-5XX ", "1.0b"}, PQUIRK_NOLUNS}, 612 {{T_CDROM, T_REMOV, 613 "MEDAVIS ", "RENO CD-ROMX2A ", ""}, PQUIRK_NOLUNS}, 614 {{T_CDROM, T_REMOV, 615 "MEDIAVIS", "CDR-H93MV ", "1.3"}, PQUIRK_NOLUNS}, 616 {{T_CDROM, T_REMOV, 617 "NEC ", "CD-ROM DRIVE:502", ""}, PQUIRK_NOLUNS}, 618 {{T_CDROM, T_REMOV, 619 "NEC ", "CD-ROM DRIVE:55 ", ""}, PQUIRK_NOLUNS}, 620 {{T_CDROM, T_REMOV, 621 "NEC ", "CD-ROM DRIVE:83 ", ""}, PQUIRK_NOLUNS}, 622 {{T_CDROM, T_REMOV, 623 "NEC ", "CD-ROM DRIVE:84 ", ""}, PQUIRK_NOLUNS}, 624 {{T_CDROM, T_REMOV, 625 "NEC ", "CD-ROM DRIVE:841", ""}, PQUIRK_NOLUNS}, 626 {{T_CDROM, T_REMOV, 627 "OLYMPUS ", "CDS620E ", "1.1d"}, 628 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOCAPACITY}, 629 {{T_CDROM, T_REMOV, 630 "PIONEER ", "CD-ROM DR-124X ", "1.01"}, PQUIRK_NOLUNS}, 631 {{T_CDROM, T_REMOV, 632 "PLEXTOR ", "CD-ROM PX-4XCS ", "1.01"}, 633 PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 634 {{T_CDROM, T_REMOV, 635 "SONY ", "CD-ROM CDU-541 ", ""}, PQUIRK_NOLUNS}, 636 {{T_CDROM, T_REMOV, 637 "SONY ", "CD-ROM CDU-55S ", ""}, PQUIRK_NOLUNS}, 638 {{T_CDROM, T_REMOV, 639 "SONY ", "CD-ROM CDU-561 ", ""}, PQUIRK_NOLUNS}, 640 {{T_CDROM, T_REMOV, 641 "SONY ", "CD-ROM CDU-76S", ""}, 642 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 643 {{T_CDROM, T_REMOV, 644 "SONY ", "CD-ROM CDU-8003A", ""}, PQUIRK_NOLUNS}, 645 {{T_CDROM, T_REMOV, 646 "SONY ", "CD-ROM CDU-8012 ", ""}, PQUIRK_NOLUNS}, 647 {{T_CDROM, T_REMOV, 648 "TEAC ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 649 {{T_CDROM, T_REMOV, 650 "TEAC ", "CD-ROM CD-56S ", "1.0B"}, PQUIRK_NOLUNS}, 651 {{T_CDROM, T_REMOV, 652 "TEXEL ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 653 {{T_CDROM, T_REMOV, 654 "TEXEL ", "CD-ROM DM-XX24 K", "1.09"}, PQUIRK_NOLUNS}, 655 {{T_CDROM, T_REMOV, 656 "TEXEL ", "CD-ROM DM-XX24 K", "1.10"}, PQUIRK_NOLUNS}, 657 {{T_CDROM, T_REMOV, 658 "TOSHIBA ", "XM-4101TASUNSLCD", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 659 /* "IBM CDRM00201 !F" 0724 is an IBM OEM Toshiba XM-4101BME */ 660 {{T_CDROM, T_REMOV, 661 "IBM ", "CDRM00201 !F", "0724"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 662 {{T_CDROM, T_REMOV, 663 "ShinaKen", "CD-ROM DM-3x1S", "1.04"}, PQUIRK_NOLUNS}, 664 {{T_CDROM, T_REMOV, 665 "JVC ", "R2626", ""}, PQUIRK_NOLUNS}, 666 {{T_CDROM, T_REMOV, 667 "YAMAHA", "CRW8424S", ""}, PQUIRK_NOLUNS}, 668 {{T_CDROM, T_REMOV, 669 "NEC ", "CD-ROM DRIVE:222", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 670 671 {{T_DIRECT, T_FIXED, 672 "MICROP ", "1588-15MBSUN0669", ""}, PQUIRK_AUTOSAVE}, 673 {{T_DIRECT, T_FIXED, 674 "MICROP ", "2217-15MQ1091501", ""}, PQUIRK_NOSYNCCACHE}, 675 {{T_OPTICAL, T_REMOV, 676 "EPSON ", "OMD-5010 ", "3.08"}, PQUIRK_NOLUNS}, 677 {{T_DIRECT, T_FIXED, 678 "ADAPTEC ", "AEC-4412BD", "1.2A"}, PQUIRK_NOMODESENSE}, 679 {{T_DIRECT, T_FIXED, 680 "ADAPTEC ", "ACB-4000", ""}, PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE|PQUIRK_NOMODESENSE}, 681 {{T_DIRECT, T_FIXED, 682 "DEC ", "RZ55 (C) DEC", ""}, PQUIRK_AUTOSAVE}, 683 {{T_DIRECT, T_FIXED, 684 "EMULEX ", "MD21/S2 ESDI", "A00"}, 685 PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE}, 686 {{T_DIRECT, T_FIXED, 687 "MICROP", "1548-15MZ1077801", "HZ2P"}, PQUIRK_NOTAG}, 688 {{T_DIRECT, T_FIXED, 689 "HP ", "C372", ""}, PQUIRK_NOTAG}, 690 {{T_DIRECT, T_FIXED, 691 "IBMRAID ", "0662S", ""}, PQUIRK_AUTOSAVE}, 692 {{T_DIRECT, T_FIXED, 693 "IBM ", "0663H", ""}, PQUIRK_AUTOSAVE}, 694 {{T_DIRECT, T_FIXED, 695 "IBM", "0664", ""}, PQUIRK_AUTOSAVE}, 696 {{T_DIRECT, T_FIXED, 697 /* improperly report DT-only sync mode */ 698 "IBM ", "DXHS36D", ""}, 699 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 700 {{T_DIRECT, T_FIXED, 701 "IBM ", "DXHS18Y", ""}, 702 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 703 {{T_DIRECT, T_FIXED, 704 "IBM ", "H3171-S2", ""}, 705 PQUIRK_NOLUNS|PQUIRK_AUTOSAVE}, 706 {{T_DIRECT, T_FIXED, 707 "IBM ", "KZ-C", ""}, PQUIRK_AUTOSAVE}, 708 /* Broken IBM disk */ 709 {{T_DIRECT, T_FIXED, 710 "" , "DFRSS2F", ""}, PQUIRK_AUTOSAVE}, 711 {{T_DIRECT, T_FIXED, 712 "Initio ", "", ""}, PQUIRK_NOBIGMODESENSE}, 713 {{T_DIRECT, T_FIXED, 714 "JMicron ", "Generic ", ""}, PQUIRK_NOFUA}, 715 {{T_DIRECT, T_REMOV, 716 "MPL ", "MC-DISK- ", ""}, PQUIRK_NOLUNS}, 717 {{T_DIRECT, T_FIXED, 718 "MAXTOR ", "XT-3280 ", ""}, PQUIRK_NOLUNS}, 719 {{T_DIRECT, T_FIXED, 720 "MAXTOR ", "XT-4380S ", ""}, PQUIRK_NOLUNS}, 721 {{T_DIRECT, T_FIXED, 722 "MAXTOR ", "MXT-1240S ", ""}, PQUIRK_NOLUNS}, 723 {{T_DIRECT, T_FIXED, 724 "MAXTOR ", "XT-4170S ", ""}, PQUIRK_NOLUNS}, 725 {{T_DIRECT, T_FIXED, 726 "MAXTOR ", "XT-8760S", ""}, PQUIRK_NOLUNS}, 727 {{T_DIRECT, T_FIXED, 728 "MAXTOR ", "LXT-213S ", ""}, PQUIRK_NOLUNS}, 729 {{T_DIRECT, T_FIXED, 730 "MAXTOR ", "LXT-213S SUN0207", ""}, PQUIRK_NOLUNS}, 731 {{T_DIRECT, T_FIXED, 732 "MAXTOR ", "LXT-200S ", ""}, PQUIRK_NOLUNS}, 733 {{T_DIRECT, T_FIXED, 734 "MEGADRV ", "EV1000", ""}, PQUIRK_NOMODESENSE}, 735 {{T_DIRECT, T_FIXED, 736 "MICROP", "1991-27MZ", ""}, PQUIRK_NOTAG}, 737 {{T_DIRECT, T_FIXED, 738 "MST ", "SnapLink ", ""}, PQUIRK_NOLUNS}, 739 {{T_DIRECT, T_FIXED, 740 "NEC ", "D3847 ", "0307"}, PQUIRK_NOLUNS}, 741 {{T_CDROM, T_REMOV, 742 "PiSCSI ", "SCSI CD-ROM ", ""}, PQUIRK_NOREADDISCINFO}, 743 {{T_DIRECT, T_FIXED, 744 "QUANTUM ", "ELS85S ", ""}, PQUIRK_AUTOSAVE}, 745 {{T_DIRECT, T_FIXED, 746 "QUANTUM ", "LPS525S ", ""}, PQUIRK_NOLUNS}, 747 {{T_DIRECT, T_FIXED, 748 "QUANTUM ", "P105S 910-10-94x", ""}, PQUIRK_NOLUNS}, 749 {{T_DIRECT, T_FIXED, 750 "QUANTUM ", "PD1225S ", ""}, PQUIRK_NOLUNS}, 751 {{T_DIRECT, T_FIXED, 752 "QUANTUM ", "PD210S SUN0207", ""}, PQUIRK_NOLUNS}, 753 {{T_DIRECT, T_FIXED, 754 "QUANTUM ", "ATLAS IV 9 WLS", "0A0A"}, PQUIRK_CAP_NODT}, 755 {{T_DIRECT, T_FIXED, 756 "RODIME ", "RO3000S ", ""}, PQUIRK_NOLUNS}, 757 {{T_DIRECT, T_FIXED, 758 "SEAGATE ", "ST125N ", ""}, PQUIRK_NOLUNS}, 759 {{T_DIRECT, T_FIXED, 760 "SEAGATE ", "ST157N ", ""}, PQUIRK_NOLUNS}, 761 {{T_DIRECT, T_FIXED, 762 "SEAGATE ", "ST296 ", ""}, PQUIRK_NOLUNS}, 763 {{T_DIRECT, T_FIXED, 764 "SEAGATE ", "ST296N ", ""}, PQUIRK_NOLUNS}, 765 {{T_DIRECT, T_FIXED, 766 "SEAGATE ", "ST318404LC ", ""}, PQUIRK_NOLUNS}, 767 {{T_DIRECT, T_FIXED, 768 "SEAGATE ", "ST336753LC ", ""}, PQUIRK_NOLUNS}, 769 {{T_DIRECT, T_FIXED, 770 "SEAGATE ", "ST336753LW ", ""}, PQUIRK_NOLUNS}, 771 {{T_DIRECT, T_FIXED, 772 "SEAGATE ", "ST336754LC ", ""}, PQUIRK_NOLUNS}, 773 {{T_DIRECT, T_FIXED, 774 "SEAGATE ", "ST39236LC ", ""}, PQUIRK_NOLUNS}, 775 {{T_DIRECT, T_FIXED, 776 "SEAGATE ", "ST15150N ", ""}, PQUIRK_NOTAG}, 777 {{T_DIRECT, T_FIXED, 778 "SEAGATE ", "ST19171", ""}, PQUIRK_NOMODESENSE}, 779 {{T_DIRECT, T_FIXED, 780 "SEAGATE ", "ST32430N", ""}, PQUIRK_CAP_SYNC}, 781 {{T_DIRECT, T_FIXED, 782 "SEAGATE ", "ST34501FC ", ""}, PQUIRK_NOMODESENSE}, 783 {{T_DIRECT, T_FIXED, 784 "SEAGATE ", "SX910800N", ""}, PQUIRK_NOTAG}, 785 {{T_DIRECT, T_FIXED, 786 "TOSHIBA ", "MK538FB ", "6027"}, PQUIRK_NOLUNS}, 787 {{T_DIRECT, T_FIXED, 788 "MICROP ", "1924", ""}, PQUIRK_CAP_SYNC}, 789 {{T_DIRECT, T_FIXED, 790 "FUJITSU ", "M2266", ""}, PQUIRK_CAP_SYNC}, 791 {{T_DIRECT, T_FIXED, 792 "FUJITSU ", "M2624S-512 ", ""}, PQUIRK_CAP_SYNC}, 793 {{T_DIRECT, T_FIXED, 794 "SEAGATE ", "SX336704LC" , ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 795 {{T_DIRECT, T_FIXED, 796 "SEAGATE ", "SX173404LC", ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 797 {{T_DIRECT, T_FIXED, 798 "ORACLE", "BlockVolume", ""}, PQUIRK_ONLYBIG}, 799 800 {{T_DIRECT, T_REMOV, 801 "IOMEGA", "ZIP 100", "J.03"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 802 {{T_DIRECT, T_REMOV, 803 "INSITE", "I325VM", ""}, PQUIRK_NOLUNS}, 804 805 /* XXX: QIC-36 tape behind Emulex adapter. Very broken. */ 806 {{T_SEQUENTIAL, T_REMOV, 807 " ", " ", " "}, PQUIRK_NOLUNS}, 808 {{T_SEQUENTIAL, T_REMOV, 809 "EMULEX ", "MT-02 QIC ", ""}, PQUIRK_NOLUNS}, 810 {{T_SEQUENTIAL, T_REMOV, 811 "CALIPER ", "CP150 ", ""}, PQUIRK_NOLUNS}, 812 {{T_SEQUENTIAL, T_REMOV, 813 "EXABYTE ", "EXB-8200 ", ""}, PQUIRK_NOLUNS}, 814 {{T_SEQUENTIAL, T_REMOV, 815 "SONY ", "GY-10C ", ""}, PQUIRK_NOLUNS}, 816 {{T_SEQUENTIAL, T_REMOV, 817 "SONY ", "SDT-2000 ", "2.09"}, PQUIRK_NOLUNS}, 818 {{T_SEQUENTIAL, T_REMOV, 819 "SONY ", "SDT-5000 ", "3."}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 820 {{T_SEQUENTIAL, T_REMOV, 821 "SONY ", "SDT-5200 ", "3."}, PQUIRK_NOLUNS}, 822 {{T_SEQUENTIAL, T_REMOV, 823 "TANDBERG", " TDC 3600 ", ""}, PQUIRK_NOLUNS}, 824 /* Following entry reported as a Tandberg 3600; ref. PR1933 */ 825 {{T_SEQUENTIAL, T_REMOV, 826 "ARCHIVE ", "VIPER 150 21247", ""}, PQUIRK_NOLUNS}, 827 /* Following entry for a Cipher ST150S; ref. PR4171 */ 828 {{T_SEQUENTIAL, T_REMOV, 829 "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, PQUIRK_NOLUNS}, 830 {{T_SEQUENTIAL, T_REMOV, 831 "ARCHIVE ", "Python 28454-XXX", ""}, PQUIRK_NOLUNS}, 832 {{T_SEQUENTIAL, T_REMOV, 833 "WANGTEK ", "5099ES SCSI", ""}, PQUIRK_NOLUNS}, 834 {{T_SEQUENTIAL, T_REMOV, 835 "WANGTEK ", "5150ES SCSI", ""}, PQUIRK_NOLUNS}, 836 {{T_SEQUENTIAL, T_REMOV, 837 "WANGTEK ", "SCSI-36", ""}, PQUIRK_NOLUNS}, 838 {{T_SEQUENTIAL, T_REMOV, 839 "WangDAT ", "Model 1300 ", "02.4"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 840 {{T_SEQUENTIAL, T_REMOV, 841 "WangDAT ", "Model 2600 ", "01.7"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 842 {{T_SEQUENTIAL, T_REMOV, 843 "WangDAT ", "Model 3200 ", "02.2"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 844 {{T_SEQUENTIAL, T_REMOV, 845 "TEAC ", "MT-2ST/N50 ", ""}, PQUIRK_NOLUNS}, 846 847 {{T_SCANNER, T_FIXED, 848 "RICOH ", "IS60 ", "1R08"}, PQUIRK_NOLUNS}, 849 {{T_SCANNER, T_FIXED, 850 "UMAX ", "Astra 1200S ", "V2.9"}, PQUIRK_NOLUNS}, 851 {{T_SCANNER, T_FIXED, 852 "UMAX ", "Astra 1220S ", ""}, PQUIRK_NOLUNS}, 853 {{T_SCANNER, T_FIXED, 854 "UMAX ", "UMAX S-6E ", "V2.0"}, PQUIRK_NOLUNS}, 855 {{T_SCANNER, T_FIXED, 856 "UMAX ", "UMAX S-12 ", "V2.1"}, PQUIRK_NOLUNS}, 857 {{T_SCANNER, T_FIXED, 858 "ULTIMA ", "A6000C ", ""}, PQUIRK_NOLUNS}, 859 {{T_PROCESSOR, T_FIXED, 860 "ESG-SHV", "SCA HSBP M15", ""}, PQUIRK_NOLUNS}, 861 {{T_PROCESSOR, T_FIXED, 862 "SYMBIOS", "", ""}, PQUIRK_NOLUNS}, 863 {{T_PROCESSOR, T_FIXED, 864 "LITRONIC", "PCMCIA ", ""}, PQUIRK_NOLUNS}, 865 {{T_CHANGER, T_REMOV, 866 "SONY ", "CDL1100 ", ""}, PQUIRK_NOLUNS}, 867 {{T_ENCLOSURE, T_FIXED, 868 "SUN ", "SENA ", ""}, PQUIRK_NOLUNS}, 869 {{T_CDROM, T_REMOV, 870 "SUN ", "Virtual CDROM ", ""}, PQUIRK_NOREADDISCINFO}, 871 }; 872 873 /* 874 * given a target and lun, ask the device what 875 * it is, and find the correct driver table 876 * entry. 877 */ 878 static int 879 scsi_probe_device(struct scsibus_softc *sc, int target, int lun) 880 { 881 struct scsipi_channel *chan = sc->sc_channel; 882 struct scsipi_periph *periph; 883 struct scsipi_inquiry_data inqbuf; 884 const struct scsi_quirk_inquiry_pattern *finger; 885 int checkdtype, priority, docontinue, quirks; 886 struct scsipibus_attach_args sa; 887 cfdata_t cf; 888 int locs[SCSIBUSCF_NLOCS]; 889 890 /* 891 * Assume no more LUNs to search after this one. 892 * If we successfully get Inquiry data and after 893 * merging quirks we find we can probe for more 894 * LUNs, we will. 895 */ 896 docontinue = 0; 897 898 /* Skip this slot if it is already attached. */ 899 if (scsipi_lookup_periph(chan, target, lun) != NULL) 900 return (docontinue); 901 902 periph = scsipi_alloc_periph(M_WAITOK); 903 periph->periph_channel = chan; 904 periph->periph_switch = &scsi_probe_dev; 905 906 periph->periph_target = target; 907 periph->periph_lun = lun; 908 periph->periph_quirks = chan->chan_defquirks; 909 910 #ifdef SCSIPI_DEBUG 911 if (SCSIPI_DEBUG_TYPE == SCSIPI_BUSTYPE_SCSI && 912 SCSIPI_DEBUG_TARGET == target && 913 SCSIPI_DEBUG_LUN == lun) 914 periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS; 915 #endif 916 917 /* 918 * Ask the device what it is 919 */ 920 921 #ifdef SCSI_2_DEF 922 /* some devices need to be told to go to SCSI2 */ 923 /* However some just explode if you tell them this.. leave it out */ 924 scsi_change_def(periph, XS_CTL_DISCOVERY | XS_CTL_SILENT); 925 #endif /* SCSI_2_DEF */ 926 927 /* Now go ask the device all about itself. */ 928 memset(&inqbuf, 0, sizeof(inqbuf)); 929 { 930 u_int8_t *extension = &inqbuf.flags1; 931 int len = 0; 932 while (len < 3) 933 extension[len++] = '\0'; 934 while (len < 3 + 28) 935 extension[len++] = ' '; 936 while (len < 3 + 28 + 20) 937 extension[len++] = '\0'; 938 while (len < 3 + 28 + 20 + 1) 939 extension[len++] = '\0'; 940 while (len < 3 + 28 + 20 + 1 + 1) 941 extension[len++] = '\0'; 942 while (len < 3 + 28 + 20 + 1 + 1 + (8*2)) 943 extension[len++] = ' '; 944 } 945 if (scsipi_inquire(periph, &inqbuf, XS_CTL_DISCOVERY | XS_CTL_SILENT)) 946 goto bad; 947 948 periph->periph_type = inqbuf.device & SID_TYPE; 949 if (inqbuf.dev_qual2 & SID_REMOVABLE) 950 periph->periph_flags |= PERIPH_REMOVABLE; 951 periph->periph_version = inqbuf.version & SID_ANSII; 952 953 /* 954 * Any device qualifier that has the top bit set (qualifier&4 != 0) 955 * is vendor specific and won't match in this switch. 956 * All we do here is throw out bad/negative responses. 957 */ 958 checkdtype = 0; 959 switch (inqbuf.device & SID_QUAL) { 960 case SID_QUAL_LU_PRESENT: 961 checkdtype = 1; 962 break; 963 964 case SID_QUAL_LU_NOTPRESENT: 965 case SID_QUAL_reserved: 966 case SID_QUAL_LU_NOT_SUPP: 967 goto bad; 968 969 default: 970 break; 971 } 972 973 /* Let the adapter driver handle the device separately if it wants. */ 974 if (chan->chan_adapter->adapt_accesschk != NULL && 975 (*chan->chan_adapter->adapt_accesschk)(periph, &sa.sa_inqbuf)) 976 goto bad; 977 978 if (checkdtype) { 979 switch (periph->periph_type) { 980 case T_DIRECT: 981 case T_SEQUENTIAL: 982 case T_PRINTER: 983 case T_PROCESSOR: 984 case T_WORM: 985 case T_CDROM: 986 case T_SCANNER: 987 case T_OPTICAL: 988 case T_CHANGER: 989 case T_COMM: 990 case T_IT8_1: 991 case T_IT8_2: 992 case T_STORARRAY: 993 case T_ENCLOSURE: 994 case T_SIMPLE_DIRECT: 995 case T_OPTIC_CARD_RW: 996 case T_OBJECT_STORED: 997 default: 998 break; 999 case T_NODEVICE: 1000 goto bad; 1001 } 1002 } 1003 1004 sa.sa_periph = periph; 1005 sa.sa_inqbuf.type = inqbuf.device; 1006 sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ? 1007 T_REMOV : T_FIXED; 1008 sa.sa_inqbuf.vendor = inqbuf.vendor; 1009 sa.sa_inqbuf.product = inqbuf.product; 1010 sa.sa_inqbuf.revision = inqbuf.revision; 1011 sa.scsipi_info.scsi_version = inqbuf.version; 1012 sa.sa_inqptr = &inqbuf; 1013 1014 finger = scsipi_inqmatch( 1015 &sa.sa_inqbuf, scsi_quirk_patterns, 1016 sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]), 1017 sizeof(scsi_quirk_patterns[0]), &priority); 1018 1019 if (finger != NULL) 1020 quirks = finger->quirks; 1021 else 1022 quirks = 0; 1023 1024 /* 1025 * Determine the operating mode capabilities of the device. 1026 */ 1027 if (periph->periph_version >= 2) { 1028 if ((inqbuf.flags3 & SID_CmdQue) != 0 && 1029 (quirks & PQUIRK_NOTAG) == 0) 1030 periph->periph_cap |= PERIPH_CAP_TQING; 1031 if ((inqbuf.flags3 & SID_Linked) != 0) 1032 periph->periph_cap |= PERIPH_CAP_LINKCMDS; 1033 if ((inqbuf.flags3 & SID_Sync) != 0 && 1034 (quirks & PQUIRK_NOSYNC) == 0) 1035 periph->periph_cap |= PERIPH_CAP_SYNC; 1036 if ((inqbuf.flags3 & SID_WBus16) != 0 && 1037 (quirks & PQUIRK_NOWIDE) == 0) 1038 periph->periph_cap |= PERIPH_CAP_WIDE16; 1039 if ((inqbuf.flags3 & SID_WBus32) != 0 && 1040 (quirks & PQUIRK_NOWIDE) == 0) 1041 periph->periph_cap |= PERIPH_CAP_WIDE32; 1042 if ((inqbuf.flags3 & SID_SftRe) != 0) 1043 periph->periph_cap |= PERIPH_CAP_SFTRESET; 1044 if ((inqbuf.flags3 & SID_RelAdr) != 0) 1045 periph->periph_cap |= PERIPH_CAP_RELADR; 1046 /* SPC-2 */ 1047 if (periph->periph_version >= 3 && 1048 !(quirks & PQUIRK_CAP_NODT)){ 1049 /* 1050 * Report ST clocking though CAP_WIDExx/CAP_SYNC. 1051 * If the device only supports DT, clear these 1052 * flags (DT implies SYNC and WIDE) 1053 */ 1054 switch (inqbuf.flags4 & SID_Clocking) { 1055 case SID_CLOCKING_DT_ONLY: 1056 periph->periph_cap &= 1057 ~(PERIPH_CAP_SYNC | 1058 PERIPH_CAP_WIDE16 | 1059 PERIPH_CAP_WIDE32); 1060 /* FALLTHROUGH */ 1061 case SID_CLOCKING_SD_DT: 1062 periph->periph_cap |= PERIPH_CAP_DT; 1063 break; 1064 default: /* ST only or invalid */ 1065 /* nothing to do */ 1066 break; 1067 } 1068 } 1069 if (periph->periph_version >= 3) { 1070 if (inqbuf.flags4 & SID_IUS) 1071 periph->periph_cap |= PERIPH_CAP_IUS; 1072 if (inqbuf.flags4 & SID_QAS) 1073 periph->periph_cap |= PERIPH_CAP_QAS; 1074 } 1075 } 1076 if (quirks & PQUIRK_CAP_SYNC) 1077 periph->periph_cap |= PERIPH_CAP_SYNC; 1078 if (quirks & PQUIRK_CAP_WIDE16) 1079 periph->periph_cap |= PERIPH_CAP_WIDE16; 1080 1081 /* 1082 * Now apply any quirks from the table. 1083 */ 1084 periph->periph_quirks |= quirks; 1085 if (periph->periph_version == 0 && 1086 (periph->periph_quirks & PQUIRK_FORCELUNS) == 0) 1087 periph->periph_quirks |= PQUIRK_NOLUNS; 1088 1089 if ((periph->periph_quirks & PQUIRK_NOLUNS) == 0) 1090 docontinue = 1; 1091 1092 locs[SCSIBUSCF_TARGET] = target; 1093 locs[SCSIBUSCF_LUN] = lun; 1094 1095 KERNEL_LOCK(1, NULL); 1096 if ((cf = config_search(sc->sc_dev, &sa, 1097 CFARGS(.submatch = config_stdsubmatch, 1098 .locators = locs))) != NULL) { 1099 scsipi_insert_periph(chan, periph); 1100 1101 /* 1102 * Determine supported opcodes and timeouts if available. 1103 * Only do this on peripherals reporting SCSI version 3 1104 * or greater - this command isn't in the SCSI-2 spec. and 1105 * it causes either timeouts or peripherals disappearing 1106 * when sent to some SCSI-1 or SCSI-2 peripherals. 1107 */ 1108 if (periph->periph_version >= 3) 1109 scsipi_get_opcodeinfo(periph); 1110 1111 /* 1112 * XXX Can't assign periph_dev here, because we'll 1113 * XXX need it before config_attach() returns. Must 1114 * XXX assign it in periph driver. 1115 */ 1116 config_attach(sc->sc_dev, cf, &sa, scsibusprint, 1117 CFARGS(.locators = locs)); 1118 KERNEL_UNLOCK_ONE(NULL); 1119 } else { 1120 scsibusprint(&sa, device_xname(sc->sc_dev)); 1121 aprint_normal(" not configured\n"); 1122 KERNEL_UNLOCK_ONE(NULL); 1123 goto bad; 1124 } 1125 1126 return (docontinue); 1127 1128 bad: 1129 scsipi_free_periph(periph); 1130 return (docontinue); 1131 } 1132 1133 /****** Entry points for user control of the SCSI bus. ******/ 1134 1135 static int 1136 scsibusopen(dev_t dev, int flag, int fmt, 1137 struct lwp *l) 1138 { 1139 struct scsibus_softc *sc; 1140 int error, unit = minor(dev); 1141 1142 sc = device_lookup_private(&scsibus_cd, unit); 1143 if (sc == NULL) 1144 return (ENXIO); 1145 1146 if (sc->sc_flags & SCSIBUSF_OPEN) 1147 return (EBUSY); 1148 1149 if ((error = scsipi_adapter_addref(sc->sc_channel->chan_adapter)) != 0) 1150 return (error); 1151 1152 sc->sc_flags |= SCSIBUSF_OPEN; 1153 1154 return (0); 1155 } 1156 1157 static int 1158 scsibusclose(dev_t dev, int flag, int fmt, 1159 struct lwp *l) 1160 { 1161 struct scsibus_softc *sc; 1162 1163 sc = device_lookup_private(&scsibus_cd, minor(dev)); 1164 scsipi_adapter_delref(sc->sc_channel->chan_adapter); 1165 1166 sc->sc_flags &= ~SCSIBUSF_OPEN; 1167 1168 return (0); 1169 } 1170 1171 static int 1172 scsibusioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1173 { 1174 struct scsibus_softc *sc; 1175 struct scsipi_channel *chan; 1176 int error; 1177 1178 sc = device_lookup_private(&scsibus_cd, minor(dev)); 1179 chan = sc->sc_channel; 1180 1181 /* 1182 * Enforce write permission for ioctls that change the 1183 * state of the bus. Host adapter specific ioctls must 1184 * be checked by the adapter driver. 1185 */ 1186 switch (cmd) { 1187 case SCBUSIOSCAN: 1188 case SCBUSIODETACH: 1189 case SCBUSIORESET: 1190 if ((flag & FWRITE) == 0) 1191 return (EBADF); 1192 } 1193 1194 switch (cmd) { 1195 case SCBUSIOSCAN: 1196 { 1197 struct scbusioscan_args *a = 1198 (struct scbusioscan_args *)addr; 1199 1200 error = scsi_probe_bus(sc, a->sa_target, a->sa_lun); 1201 break; 1202 } 1203 1204 case SCBUSIODETACH: 1205 { 1206 struct scbusiodetach_args *a = 1207 (struct scbusiodetach_args *)addr; 1208 1209 error = scsipi_target_detach(chan, a->sa_target, a->sa_lun, 0); 1210 break; 1211 } 1212 1213 1214 case SCBUSIORESET: 1215 /* FALLTHROUGH */ 1216 default: 1217 error = scsipi_adapter_ioctl(chan, cmd, addr, flag, l->l_proc); 1218 break; 1219 } 1220 1221 return (error); 1222 } 1223
Indexes created Wed Sep 24 05:09:52 GMT 2025