scsiconf.c revision 1.306
1 /* $NetBSD: scsiconf.c,v 1.306 2024/11/22 06:52:57 mlelstv 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 1.306 2024/11/22 06:52:57 mlelstv 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 const size_t old_rlrlen = rlrlen; 384 rlrlen = sizeof(*rlr) + uimin(_4btol(rlr->length), 385 16383 * sizeof(*lunp)); 386 kmem_free(rlr, old_rlrlen); 387 rlr = NULL; 388 if (rlrlen < rlrlenmin) { 389 error = EIO; 390 goto end; 391 } 392 goto again; 393 } 394 395 KASSERT(nluns != NULL); 396 *nluns = (rlrlen - sizeof(*rlr)) / sizeof(*lunp); 397 398 KASSERT(luns != NULL); 399 *luns = kmem_alloc(*nluns * sizeof(**luns), KM_SLEEP); 400 401 for (i = 0; i < *nluns; i++) { 402 lunp = &((struct scsi_report_luns_lun *)&rlr[1])[i]; 403 switch (lunp->lun[0] & 0xC0) { 404 default: 405 scsi_print_addr(periph); 406 printf("LUN %016"PRIx64" ignored\n", _8btol(lunp->lun)); 407 (*luns)[i] = 0; 408 break; 409 case 0x40: 410 (*luns)[i] = _2btol(&lunp->lun[0]) & 0x3FFF; 411 break; 412 case 0x00: 413 (*luns)[i] = _2btol(&lunp->lun[0]) & 0x00FF; 414 break; 415 } 416 } 417 418 kheapsort(*luns, *nluns, sizeof(**luns), lun_compar, &tmp); 419 420 end: 421 if (rlr) 422 kmem_free(rlr, rlrlen); 423 end2: 424 scsipi_free_periph(periph); 425 return error; 426 } 427 428 static void 429 scsi_discover_luns(struct scsibus_softc *sc, int target, int minlun, int maxlun) 430 { 431 uint16_t *luns = NULL; /* XXX gcc */ 432 size_t nluns = 0; /* XXX gcc */ 433 434 if (scsi_report_luns(sc, target, &luns, &nluns) == 0) { 435 for (size_t i = 0; i < nluns; i++) 436 if (luns[i] >= minlun && luns[i] <= maxlun) 437 scsi_probe_device(sc, target, luns[i]); 438 kmem_free(luns, sizeof(*luns) * nluns); 439 return; 440 } 441 442 for (int lun = minlun; lun <= maxlun; lun++) { 443 /* 444 * See if there's a device present, and configure it. 445 */ 446 if (scsi_probe_device(sc, target, lun) == 0) 447 break; 448 /* otherwise something says we should look further */ 449 } 450 } 451 452 /* 453 * Probe the requested scsi bus. It must be already set up. 454 * target and lun optionally narrow the search if not -1 455 */ 456 int 457 scsi_probe_bus(struct scsibus_softc *sc, int target, int lun) 458 { 459 struct scsipi_channel *chan = sc->sc_channel; 460 int maxtarget, mintarget, maxlun, minlun; 461 int error; 462 463 if (target == -1) { 464 maxtarget = chan->chan_ntargets - 1; 465 mintarget = 0; 466 } else { 467 if (target < 0 || target >= chan->chan_ntargets) 468 return (EINVAL); 469 maxtarget = mintarget = target; 470 } 471 472 if (lun == -1) { 473 maxlun = chan->chan_nluns - 1; 474 minlun = 0; 475 } else { 476 if (lun < 0 || lun >= chan->chan_nluns) 477 return (EINVAL); 478 maxlun = minlun = lun; 479 } 480 481 /* 482 * Some HBAs provide an abstracted view of the bus; give them an 483 * opportunity to re-scan it before we do. 484 */ 485 scsipi_adapter_ioctl(chan, SCBUSIOLLSCAN, NULL, 0, curproc); 486 487 if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0) 488 goto ret; 489 for (target = mintarget; target <= maxtarget; target++) { 490 if (target == chan->chan_id) 491 continue; 492 493 scsi_discover_luns(sc, target, minlun, maxlun); 494 495 /* 496 * Now that we've discovered all of the LUNs on this 497 * I_T Nexus, update the xfer mode for all of them 498 * that we know about. 499 */ 500 scsipi_set_xfer_mode(chan, target, 1); 501 } 502 503 scsipi_adapter_delref(chan->chan_adapter); 504 ret: 505 return (error); 506 } 507 508 static int 509 scsibusrescan(device_t sc, const char *ifattr, const int *locators) 510 { 511 512 KASSERT(ifattr && !strcmp(ifattr, "scsibus")); 513 KASSERT(locators); 514 515 return (scsi_probe_bus(device_private(sc), 516 locators[SCSIBUSCF_TARGET], locators[SCSIBUSCF_LUN])); 517 } 518 519 static void 520 scsidevdetached(device_t self, device_t child) 521 { 522 struct scsibus_softc *sc = device_private(self); 523 struct scsipi_channel *chan = sc->sc_channel; 524 struct scsipi_periph *periph; 525 int target, lun; 526 527 target = device_locator(child, SCSIBUSCF_TARGET); 528 lun = device_locator(child, SCSIBUSCF_LUN); 529 530 mutex_enter(chan_mtx(chan)); 531 532 periph = scsipi_lookup_periph_locked(chan, target, lun); 533 KASSERT(periph != NULL && periph->periph_dev == child); 534 535 scsipi_remove_periph(chan, periph); 536 scsipi_free_periph(periph); 537 538 mutex_exit(chan_mtx(chan)); 539 } 540 541 /* 542 * Print out autoconfiguration information for a subdevice. 543 * 544 * This is a slight abuse of 'standard' autoconfiguration semantics, 545 * because 'print' functions don't normally print the colon and 546 * device information. However, in this case that's better than 547 * either printing redundant information before the attach message, 548 * or having the device driver call a special function to print out 549 * the standard device information. 550 */ 551 static int 552 scsibusprint(void *aux, const char *pnp) 553 { 554 struct scsipibus_attach_args *sa = aux; 555 struct scsipi_inquiry_pattern *inqbuf; 556 u_int8_t type; 557 const char *dtype; 558 char vendor[33], product[65], revision[17]; 559 int target, lun; 560 561 if (pnp != NULL) 562 aprint_normal("%s", pnp); 563 564 inqbuf = &sa->sa_inqbuf; 565 566 target = sa->sa_periph->periph_target; 567 lun = sa->sa_periph->periph_lun; 568 type = inqbuf->type & SID_TYPE; 569 570 dtype = scsipi_dtype(type); 571 572 strnvisx(vendor, sizeof(vendor), inqbuf->vendor, 8, 573 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 574 strnvisx(product, sizeof(product), inqbuf->product, 16, 575 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 576 strnvisx(revision, sizeof(revision), inqbuf->revision, 4, 577 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 578 579 aprint_normal(" target %d lun %d: <%s, %s, %s> %s %s%s", 580 target, lun, vendor, product, revision, dtype, 581 inqbuf->removable ? "removable" : "fixed", 582 (sa->sa_periph->periph_opcs != NULL) 583 ? " timeout-info" : ""); 584 585 return (UNCONF); 586 } 587 588 static const struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = { 589 {{T_DIRECT, T_REMOV, 590 "Apple ", "iPod ", ""}, PQUIRK_START}, 591 {{T_CDROM, T_REMOV, 592 "CHINON ", "CD-ROM CDS-431 ", ""}, PQUIRK_NOLUNS}, 593 {{T_CDROM, T_REMOV, 594 "CHINON ", "CD-ROM CDS-435 ", ""}, PQUIRK_NOLUNS}, 595 {{T_CDROM, T_REMOV, 596 "Chinon ", "CD-ROM CDS-525 ", ""}, PQUIRK_NOLUNS}, 597 {{T_CDROM, T_REMOV, 598 "CHINON ", "CD-ROM CDS-535 ", ""}, PQUIRK_NOLUNS}, 599 {{T_CDROM, T_REMOV, 600 "DEC ", "RRD42 (C) DEC ", ""}, PQUIRK_NOLUNS}, 601 {{T_CDROM, T_REMOV, 602 "DENON ", "DRD-25X ", "V"}, PQUIRK_NOLUNS}, 603 {{T_CDROM, T_REMOV, 604 "GENERIC ", "CRD-BP2 ", ""}, PQUIRK_NOLUNS}, 605 {{T_CDROM, T_REMOV, 606 "HP ", "C4324/C4325 ", ""}, PQUIRK_NOLUNS}, 607 {{T_CDROM, T_REMOV, 608 "IMS ", "CDD521/10 ", "2.06"}, PQUIRK_NOLUNS}, 609 {{T_CDROM, T_REMOV, 610 "MATSHITA", "CD-ROM CR-5XX ", "1.0b"}, PQUIRK_NOLUNS}, 611 {{T_CDROM, T_REMOV, 612 "MEDAVIS ", "RENO CD-ROMX2A ", ""}, PQUIRK_NOLUNS}, 613 {{T_CDROM, T_REMOV, 614 "MEDIAVIS", "CDR-H93MV ", "1.3"}, PQUIRK_NOLUNS}, 615 {{T_CDROM, T_REMOV, 616 "NEC ", "CD-ROM DRIVE:502", ""}, PQUIRK_NOLUNS}, 617 {{T_CDROM, T_REMOV, 618 "NEC ", "CD-ROM DRIVE:55 ", ""}, PQUIRK_NOLUNS}, 619 {{T_CDROM, T_REMOV, 620 "NEC ", "CD-ROM DRIVE:83 ", ""}, PQUIRK_NOLUNS}, 621 {{T_CDROM, T_REMOV, 622 "NEC ", "CD-ROM DRIVE:84 ", ""}, PQUIRK_NOLUNS}, 623 {{T_CDROM, T_REMOV, 624 "NEC ", "CD-ROM DRIVE:841", ""}, PQUIRK_NOLUNS}, 625 {{T_CDROM, T_REMOV, 626 "OLYMPUS ", "CDS620E ", "1.1d"}, 627 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOCAPACITY}, 628 {{T_CDROM, T_REMOV, 629 "PIONEER ", "CD-ROM DR-124X ", "1.01"}, PQUIRK_NOLUNS}, 630 {{T_CDROM, T_REMOV, 631 "PLEXTOR ", "CD-ROM PX-4XCS ", "1.01"}, 632 PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 633 {{T_CDROM, T_REMOV, 634 "SONY ", "CD-ROM CDU-541 ", ""}, PQUIRK_NOLUNS}, 635 {{T_CDROM, T_REMOV, 636 "SONY ", "CD-ROM CDU-55S ", ""}, PQUIRK_NOLUNS}, 637 {{T_CDROM, T_REMOV, 638 "SONY ", "CD-ROM CDU-561 ", ""}, PQUIRK_NOLUNS}, 639 {{T_CDROM, T_REMOV, 640 "SONY ", "CD-ROM CDU-76S", ""}, 641 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 642 {{T_CDROM, T_REMOV, 643 "SONY ", "CD-ROM CDU-8003A", ""}, PQUIRK_NOLUNS}, 644 {{T_CDROM, T_REMOV, 645 "SONY ", "CD-ROM CDU-8012 ", ""}, PQUIRK_NOLUNS}, 646 {{T_CDROM, T_REMOV, 647 "TEAC ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 648 {{T_CDROM, T_REMOV, 649 "TEAC ", "CD-ROM CD-56S ", "1.0B"}, PQUIRK_NOLUNS}, 650 {{T_CDROM, T_REMOV, 651 "TEXEL ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 652 {{T_CDROM, T_REMOV, 653 "TEXEL ", "CD-ROM DM-XX24 K", "1.09"}, PQUIRK_NOLUNS}, 654 {{T_CDROM, T_REMOV, 655 "TEXEL ", "CD-ROM DM-XX24 K", "1.10"}, PQUIRK_NOLUNS}, 656 {{T_CDROM, T_REMOV, 657 "TOSHIBA ", "XM-4101TASUNSLCD", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 658 /* "IBM CDRM00201 !F" 0724 is an IBM OEM Toshiba XM-4101BME */ 659 {{T_CDROM, T_REMOV, 660 "IBM ", "CDRM00201 !F", "0724"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 661 {{T_CDROM, T_REMOV, 662 "ShinaKen", "CD-ROM DM-3x1S", "1.04"}, PQUIRK_NOLUNS}, 663 {{T_CDROM, T_REMOV, 664 "JVC ", "R2626", ""}, PQUIRK_NOLUNS}, 665 {{T_CDROM, T_REMOV, 666 "YAMAHA", "CRW8424S", ""}, PQUIRK_NOLUNS}, 667 {{T_CDROM, T_REMOV, 668 "NEC ", "CD-ROM DRIVE:222", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 669 670 {{T_DIRECT, T_FIXED, 671 "MICROP ", "1588-15MBSUN0669", ""}, PQUIRK_AUTOSAVE}, 672 {{T_DIRECT, T_FIXED, 673 "MICROP ", "2217-15MQ1091501", ""}, PQUIRK_NOSYNCCACHE}, 674 {{T_OPTICAL, T_REMOV, 675 "EPSON ", "OMD-5010 ", "3.08"}, PQUIRK_NOLUNS}, 676 {{T_DIRECT, T_FIXED, 677 "ADAPTEC ", "AEC-4412BD", "1.2A"}, PQUIRK_NOMODESENSE}, 678 {{T_DIRECT, T_FIXED, 679 "ADAPTEC ", "ACB-4000", ""}, PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE|PQUIRK_NOMODESENSE}, 680 {{T_DIRECT, T_FIXED, 681 "DEC ", "RZ55 (C) DEC", ""}, PQUIRK_AUTOSAVE}, 682 {{T_DIRECT, T_FIXED, 683 "EMULEX ", "MD21/S2 ESDI", "A00"}, 684 PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE}, 685 {{T_DIRECT, T_FIXED, 686 "MICROP", "1548-15MZ1077801", "HZ2P"}, PQUIRK_NOTAG}, 687 {{T_DIRECT, T_FIXED, 688 "HP ", "C372", ""}, PQUIRK_NOTAG}, 689 {{T_DIRECT, T_FIXED, 690 "IBMRAID ", "0662S", ""}, PQUIRK_AUTOSAVE}, 691 {{T_DIRECT, T_FIXED, 692 "IBM ", "0663H", ""}, PQUIRK_AUTOSAVE}, 693 {{T_DIRECT, T_FIXED, 694 "IBM", "0664", ""}, PQUIRK_AUTOSAVE}, 695 {{T_DIRECT, T_FIXED, 696 /* improperly report DT-only sync mode */ 697 "IBM ", "DXHS36D", ""}, 698 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 699 {{T_DIRECT, T_FIXED, 700 "IBM ", "DXHS18Y", ""}, 701 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 702 {{T_DIRECT, T_FIXED, 703 "IBM ", "H3171-S2", ""}, 704 PQUIRK_NOLUNS|PQUIRK_AUTOSAVE}, 705 {{T_DIRECT, T_FIXED, 706 "IBM ", "KZ-C", ""}, PQUIRK_AUTOSAVE}, 707 /* Broken IBM disk */ 708 {{T_DIRECT, T_FIXED, 709 "" , "DFRSS2F", ""}, PQUIRK_AUTOSAVE}, 710 {{T_DIRECT, T_FIXED, 711 "Initio ", "", ""}, PQUIRK_NOBIGMODESENSE}, 712 {{T_DIRECT, T_FIXED, 713 "JMicron ", "Generic ", ""}, PQUIRK_NOFUA}, 714 {{T_DIRECT, T_REMOV, 715 "MPL ", "MC-DISK- ", ""}, PQUIRK_NOLUNS}, 716 {{T_DIRECT, T_FIXED, 717 "MAXTOR ", "XT-3280 ", ""}, PQUIRK_NOLUNS}, 718 {{T_DIRECT, T_FIXED, 719 "MAXTOR ", "XT-4380S ", ""}, PQUIRK_NOLUNS}, 720 {{T_DIRECT, T_FIXED, 721 "MAXTOR ", "MXT-1240S ", ""}, PQUIRK_NOLUNS}, 722 {{T_DIRECT, T_FIXED, 723 "MAXTOR ", "XT-4170S ", ""}, PQUIRK_NOLUNS}, 724 {{T_DIRECT, T_FIXED, 725 "MAXTOR ", "XT-8760S", ""}, PQUIRK_NOLUNS}, 726 {{T_DIRECT, T_FIXED, 727 "MAXTOR ", "LXT-213S ", ""}, PQUIRK_NOLUNS}, 728 {{T_DIRECT, T_FIXED, 729 "MAXTOR ", "LXT-213S SUN0207", ""}, PQUIRK_NOLUNS}, 730 {{T_DIRECT, T_FIXED, 731 "MAXTOR ", "LXT-200S ", ""}, PQUIRK_NOLUNS}, 732 {{T_DIRECT, T_FIXED, 733 "MEGADRV ", "EV1000", ""}, PQUIRK_NOMODESENSE}, 734 {{T_DIRECT, T_FIXED, 735 "MICROP", "1991-27MZ", ""}, PQUIRK_NOTAG}, 736 {{T_DIRECT, T_FIXED, 737 "MST ", "SnapLink ", ""}, PQUIRK_NOLUNS}, 738 {{T_DIRECT, T_FIXED, 739 "NEC ", "D3847 ", "0307"}, PQUIRK_NOLUNS}, 740 {{T_CDROM, T_REMOV, 741 "PiSCSI ", "SCSI CD-ROM ", ""}, PQUIRK_NOREADDISCINFO}, 742 {{T_DIRECT, T_FIXED, 743 "QUANTUM ", "ELS85S ", ""}, PQUIRK_AUTOSAVE}, 744 {{T_DIRECT, T_FIXED, 745 "QUANTUM ", "LPS525S ", ""}, PQUIRK_NOLUNS}, 746 {{T_DIRECT, T_FIXED, 747 "QUANTUM ", "P105S 910-10-94x", ""}, PQUIRK_NOLUNS}, 748 {{T_DIRECT, T_FIXED, 749 "QUANTUM ", "PD1225S ", ""}, PQUIRK_NOLUNS}, 750 {{T_DIRECT, T_FIXED, 751 "QUANTUM ", "PD210S SUN0207", ""}, PQUIRK_NOLUNS}, 752 {{T_DIRECT, T_FIXED, 753 "QUANTUM ", "ATLAS IV 9 WLS", "0A0A"}, PQUIRK_CAP_NODT}, 754 {{T_DIRECT, T_FIXED, 755 "RODIME ", "RO3000S ", ""}, PQUIRK_NOLUNS}, 756 {{T_DIRECT, T_FIXED, 757 "SEAGATE ", "ST125N ", ""}, PQUIRK_NOLUNS}, 758 {{T_DIRECT, T_FIXED, 759 "SEAGATE ", "ST157N ", ""}, PQUIRK_NOLUNS}, 760 {{T_DIRECT, T_FIXED, 761 "SEAGATE ", "ST296 ", ""}, PQUIRK_NOLUNS}, 762 {{T_DIRECT, T_FIXED, 763 "SEAGATE ", "ST296N ", ""}, PQUIRK_NOLUNS}, 764 {{T_DIRECT, T_FIXED, 765 "SEAGATE ", "ST318404LC ", ""}, PQUIRK_NOLUNS}, 766 {{T_DIRECT, T_FIXED, 767 "SEAGATE ", "ST336753LC ", ""}, PQUIRK_NOLUNS}, 768 {{T_DIRECT, T_FIXED, 769 "SEAGATE ", "ST336753LW ", ""}, PQUIRK_NOLUNS}, 770 {{T_DIRECT, T_FIXED, 771 "SEAGATE ", "ST336754LC ", ""}, PQUIRK_NOLUNS}, 772 {{T_DIRECT, T_FIXED, 773 "SEAGATE ", "ST39236LC ", ""}, PQUIRK_NOLUNS}, 774 {{T_DIRECT, T_FIXED, 775 "SEAGATE ", "ST15150N ", ""}, PQUIRK_NOTAG}, 776 {{T_DIRECT, T_FIXED, 777 "SEAGATE ", "ST19171", ""}, PQUIRK_NOMODESENSE}, 778 {{T_DIRECT, T_FIXED, 779 "SEAGATE ", "ST32430N", ""}, PQUIRK_CAP_SYNC}, 780 {{T_DIRECT, T_FIXED, 781 "SEAGATE ", "ST34501FC ", ""}, PQUIRK_NOMODESENSE}, 782 {{T_DIRECT, T_FIXED, 783 "SEAGATE ", "SX910800N", ""}, PQUIRK_NOTAG}, 784 {{T_DIRECT, T_FIXED, 785 "TOSHIBA ", "MK538FB ", "6027"}, PQUIRK_NOLUNS}, 786 {{T_DIRECT, T_FIXED, 787 "MICROP ", "1924", ""}, PQUIRK_CAP_SYNC}, 788 {{T_DIRECT, T_FIXED, 789 "FUJITSU ", "M2266", ""}, PQUIRK_CAP_SYNC}, 790 {{T_DIRECT, T_FIXED, 791 "FUJITSU ", "M2624S-512 ", ""}, PQUIRK_CAP_SYNC}, 792 {{T_DIRECT, T_FIXED, 793 "SEAGATE ", "SX336704LC" , ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 794 {{T_DIRECT, T_FIXED, 795 "SEAGATE ", "SX173404LC", ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 796 {{T_DIRECT, T_FIXED, 797 "ORACLE", "BlockVolume", ""}, PQUIRK_ONLYBIG}, 798 799 {{T_DIRECT, T_REMOV, 800 "IOMEGA", "ZIP 100", "J.03"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 801 {{T_DIRECT, T_REMOV, 802 "INSITE", "I325VM", ""}, PQUIRK_NOLUNS}, 803 804 /* XXX: QIC-36 tape behind Emulex adapter. Very broken. */ 805 {{T_SEQUENTIAL, T_REMOV, 806 " ", " ", " "}, PQUIRK_NOLUNS}, 807 {{T_SEQUENTIAL, T_REMOV, 808 "EMULEX ", "MT-02 QIC ", ""}, PQUIRK_NOLUNS}, 809 {{T_SEQUENTIAL, T_REMOV, 810 "CALIPER ", "CP150 ", ""}, PQUIRK_NOLUNS}, 811 {{T_SEQUENTIAL, T_REMOV, 812 "EXABYTE ", "EXB-8200 ", ""}, PQUIRK_NOLUNS}, 813 {{T_SEQUENTIAL, T_REMOV, 814 "SONY ", "GY-10C ", ""}, PQUIRK_NOLUNS}, 815 {{T_SEQUENTIAL, T_REMOV, 816 "SONY ", "SDT-2000 ", "2.09"}, PQUIRK_NOLUNS}, 817 {{T_SEQUENTIAL, T_REMOV, 818 "SONY ", "SDT-5000 ", "3."}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 819 {{T_SEQUENTIAL, T_REMOV, 820 "SONY ", "SDT-5200 ", "3."}, PQUIRK_NOLUNS}, 821 {{T_SEQUENTIAL, T_REMOV, 822 "TANDBERG", " TDC 3600 ", ""}, PQUIRK_NOLUNS}, 823 /* Following entry reported as a Tandberg 3600; ref. PR1933 */ 824 {{T_SEQUENTIAL, T_REMOV, 825 "ARCHIVE ", "VIPER 150 21247", ""}, PQUIRK_NOLUNS}, 826 /* Following entry for a Cipher ST150S; ref. PR4171 */ 827 {{T_SEQUENTIAL, T_REMOV, 828 "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, PQUIRK_NOLUNS}, 829 {{T_SEQUENTIAL, T_REMOV, 830 "ARCHIVE ", "Python 28454-XXX", ""}, PQUIRK_NOLUNS}, 831 {{T_SEQUENTIAL, T_REMOV, 832 "WANGTEK ", "5099ES SCSI", ""}, PQUIRK_NOLUNS}, 833 {{T_SEQUENTIAL, T_REMOV, 834 "WANGTEK ", "5150ES SCSI", ""}, PQUIRK_NOLUNS}, 835 {{T_SEQUENTIAL, T_REMOV, 836 "WANGTEK ", "SCSI-36", ""}, PQUIRK_NOLUNS}, 837 {{T_SEQUENTIAL, T_REMOV, 838 "WangDAT ", "Model 1300 ", "02.4"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 839 {{T_SEQUENTIAL, T_REMOV, 840 "WangDAT ", "Model 2600 ", "01.7"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 841 {{T_SEQUENTIAL, T_REMOV, 842 "WangDAT ", "Model 3200 ", "02.2"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 843 {{T_SEQUENTIAL, T_REMOV, 844 "TEAC ", "MT-2ST/N50 ", ""}, PQUIRK_NOLUNS}, 845 846 {{T_SCANNER, T_FIXED, 847 "RICOH ", "IS60 ", "1R08"}, PQUIRK_NOLUNS}, 848 {{T_SCANNER, T_FIXED, 849 "UMAX ", "Astra 1200S ", "V2.9"}, PQUIRK_NOLUNS}, 850 {{T_SCANNER, T_FIXED, 851 "UMAX ", "Astra 1220S ", ""}, PQUIRK_NOLUNS}, 852 {{T_SCANNER, T_FIXED, 853 "UMAX ", "UMAX S-6E ", "V2.0"}, PQUIRK_NOLUNS}, 854 {{T_SCANNER, T_FIXED, 855 "UMAX ", "UMAX S-12 ", "V2.1"}, PQUIRK_NOLUNS}, 856 {{T_SCANNER, T_FIXED, 857 "ULTIMA ", "A6000C ", ""}, PQUIRK_NOLUNS}, 858 {{T_PROCESSOR, T_FIXED, 859 "ESG-SHV", "SCA HSBP M15", ""}, PQUIRK_NOLUNS}, 860 {{T_PROCESSOR, T_FIXED, 861 "SYMBIOS", "", ""}, PQUIRK_NOLUNS}, 862 {{T_PROCESSOR, T_FIXED, 863 "LITRONIC", "PCMCIA ", ""}, PQUIRK_NOLUNS}, 864 {{T_CHANGER, T_REMOV, 865 "SONY ", "CDL1100 ", ""}, PQUIRK_NOLUNS}, 866 {{T_ENCLOSURE, T_FIXED, 867 "SUN ", "SENA ", ""}, PQUIRK_NOLUNS}, 868 {{T_CDROM, T_REMOV, 869 "SUN ", "Virtual CDROM ", ""}, PQUIRK_NOREADDISCINFO}, 870 }; 871 872 /* 873 * given a target and lun, ask the device what 874 * it is, and find the correct driver table 875 * entry. 876 */ 877 static int 878 scsi_probe_device(struct scsibus_softc *sc, int target, int lun) 879 { 880 struct scsipi_channel *chan = sc->sc_channel; 881 struct scsipi_periph *periph; 882 struct scsipi_inquiry_data inqbuf; 883 const struct scsi_quirk_inquiry_pattern *finger; 884 int checkdtype, priority, docontinue, quirks; 885 struct scsipibus_attach_args sa; 886 cfdata_t cf; 887 int locs[SCSIBUSCF_NLOCS]; 888 889 /* 890 * Assume no more LUNs to search after this one. 891 * If we successfully get Inquiry data and after 892 * merging quirks we find we can probe for more 893 * LUNs, we will. 894 */ 895 docontinue = 0; 896 897 /* Skip this slot if it is already attached. */ 898 if (scsipi_lookup_periph(chan, target, lun) != NULL) 899 return (docontinue); 900 901 periph = scsipi_alloc_periph(M_WAITOK); 902 periph->periph_channel = chan; 903 periph->periph_switch = &scsi_probe_dev; 904 905 periph->periph_target = target; 906 periph->periph_lun = lun; 907 periph->periph_quirks = chan->chan_defquirks; 908 909 #ifdef SCSIPI_DEBUG 910 if (SCSIPI_DEBUG_TYPE == SCSIPI_BUSTYPE_SCSI && 911 SCSIPI_DEBUG_TARGET == target && 912 SCSIPI_DEBUG_LUN == lun) 913 periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS; 914 #endif 915 916 /* 917 * Ask the device what it is 918 */ 919 920 #ifdef SCSI_2_DEF 921 /* some devices need to be told to go to SCSI2 */ 922 /* However some just explode if you tell them this.. leave it out */ 923 scsi_change_def(periph, XS_CTL_DISCOVERY | XS_CTL_SILENT); 924 #endif /* SCSI_2_DEF */ 925 926 /* Now go ask the device all about itself. */ 927 memset(&inqbuf, 0, sizeof(inqbuf)); 928 { 929 u_int8_t *extension = &inqbuf.flags1; 930 int len = 0; 931 while (len < 3) 932 extension[len++] = '\0'; 933 while (len < 3 + 28) 934 extension[len++] = ' '; 935 while (len < 3 + 28 + 20) 936 extension[len++] = '\0'; 937 while (len < 3 + 28 + 20 + 1) 938 extension[len++] = '\0'; 939 while (len < 3 + 28 + 20 + 1 + 1) 940 extension[len++] = '\0'; 941 while (len < 3 + 28 + 20 + 1 + 1 + (8*2)) 942 extension[len++] = ' '; 943 } 944 if (scsipi_inquire(periph, &inqbuf, XS_CTL_DISCOVERY | XS_CTL_SILENT)) 945 goto bad; 946 947 periph->periph_type = inqbuf.device & SID_TYPE; 948 if (inqbuf.dev_qual2 & SID_REMOVABLE) 949 periph->periph_flags |= PERIPH_REMOVABLE; 950 periph->periph_version = inqbuf.version & SID_ANSII; 951 952 /* 953 * Any device qualifier that has the top bit set (qualifier&4 != 0) 954 * is vendor specific and won't match in this switch. 955 * All we do here is throw out bad/negative responses. 956 */ 957 checkdtype = 0; 958 switch (inqbuf.device & SID_QUAL) { 959 case SID_QUAL_LU_PRESENT: 960 checkdtype = 1; 961 break; 962 963 case SID_QUAL_LU_NOTPRESENT: 964 case SID_QUAL_reserved: 965 case SID_QUAL_LU_NOT_SUPP: 966 goto bad; 967 968 default: 969 break; 970 } 971 972 /* Let the adapter driver handle the device separately if it wants. */ 973 if (chan->chan_adapter->adapt_accesschk != NULL && 974 (*chan->chan_adapter->adapt_accesschk)(periph, &sa.sa_inqbuf)) 975 goto bad; 976 977 if (checkdtype) { 978 switch (periph->periph_type) { 979 case T_DIRECT: 980 case T_SEQUENTIAL: 981 case T_PRINTER: 982 case T_PROCESSOR: 983 case T_WORM: 984 case T_CDROM: 985 case T_SCANNER: 986 case T_OPTICAL: 987 case T_CHANGER: 988 case T_COMM: 989 case T_IT8_1: 990 case T_IT8_2: 991 case T_STORARRAY: 992 case T_ENCLOSURE: 993 case T_SIMPLE_DIRECT: 994 case T_OPTIC_CARD_RW: 995 case T_OBJECT_STORED: 996 default: 997 break; 998 case T_NODEVICE: 999 goto bad; 1000 } 1001 } 1002 1003 sa.sa_periph = periph; 1004 sa.sa_inqbuf.type = inqbuf.device; 1005 sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ? 1006 T_REMOV : T_FIXED; 1007 sa.sa_inqbuf.vendor = inqbuf.vendor; 1008 sa.sa_inqbuf.product = inqbuf.product; 1009 sa.sa_inqbuf.revision = inqbuf.revision; 1010 sa.scsipi_info.scsi_version = inqbuf.version; 1011 sa.sa_inqptr = &inqbuf; 1012 1013 finger = scsipi_inqmatch( 1014 &sa.sa_inqbuf, scsi_quirk_patterns, 1015 sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]), 1016 sizeof(scsi_quirk_patterns[0]), &priority); 1017 1018 if (finger != NULL) 1019 quirks = finger->quirks; 1020 else 1021 quirks = 0; 1022 1023 /* 1024 * Determine the operating mode capabilities of the device. 1025 */ 1026 if (periph->periph_version >= 2) { 1027 if ((inqbuf.flags3 & SID_CmdQue) != 0 && 1028 (quirks & PQUIRK_NOTAG) == 0) 1029 periph->periph_cap |= PERIPH_CAP_TQING; 1030 if ((inqbuf.flags3 & SID_Linked) != 0) 1031 periph->periph_cap |= PERIPH_CAP_LINKCMDS; 1032 if ((inqbuf.flags3 & SID_Sync) != 0 && 1033 (quirks & PQUIRK_NOSYNC) == 0) 1034 periph->periph_cap |= PERIPH_CAP_SYNC; 1035 if ((inqbuf.flags3 & SID_WBus16) != 0 && 1036 (quirks & PQUIRK_NOWIDE) == 0) 1037 periph->periph_cap |= PERIPH_CAP_WIDE16; 1038 if ((inqbuf.flags3 & SID_WBus32) != 0 && 1039 (quirks & PQUIRK_NOWIDE) == 0) 1040 periph->periph_cap |= PERIPH_CAP_WIDE32; 1041 if ((inqbuf.flags3 & SID_SftRe) != 0) 1042 periph->periph_cap |= PERIPH_CAP_SFTRESET; 1043 if ((inqbuf.flags3 & SID_RelAdr) != 0) 1044 periph->periph_cap |= PERIPH_CAP_RELADR; 1045 /* SPC-2 */ 1046 if (periph->periph_version >= 3 && 1047 !(quirks & PQUIRK_CAP_NODT)){ 1048 /* 1049 * Report ST clocking though CAP_WIDExx/CAP_SYNC. 1050 * If the device only supports DT, clear these 1051 * flags (DT implies SYNC and WIDE) 1052 */ 1053 switch (inqbuf.flags4 & SID_Clocking) { 1054 case SID_CLOCKING_DT_ONLY: 1055 periph->periph_cap &= 1056 ~(PERIPH_CAP_SYNC | 1057 PERIPH_CAP_WIDE16 | 1058 PERIPH_CAP_WIDE32); 1059 /* FALLTHROUGH */ 1060 case SID_CLOCKING_SD_DT: 1061 periph->periph_cap |= PERIPH_CAP_DT; 1062 break; 1063 default: /* ST only or invalid */ 1064 /* nothing to do */ 1065 break; 1066 } 1067 } 1068 if (periph->periph_version >= 3) { 1069 if (inqbuf.flags4 & SID_IUS) 1070 periph->periph_cap |= PERIPH_CAP_IUS; 1071 if (inqbuf.flags4 & SID_QAS) 1072 periph->periph_cap |= PERIPH_CAP_QAS; 1073 } 1074 } 1075 if (quirks & PQUIRK_CAP_SYNC) 1076 periph->periph_cap |= PERIPH_CAP_SYNC; 1077 if (quirks & PQUIRK_CAP_WIDE16) 1078 periph->periph_cap |= PERIPH_CAP_WIDE16; 1079 1080 /* 1081 * Now apply any quirks from the table. 1082 */ 1083 periph->periph_quirks |= quirks; 1084 if (periph->periph_version == 0 && 1085 (periph->periph_quirks & PQUIRK_FORCELUNS) == 0) 1086 periph->periph_quirks |= PQUIRK_NOLUNS; 1087 1088 if ((periph->periph_quirks & PQUIRK_NOLUNS) == 0) 1089 docontinue = 1; 1090 1091 locs[SCSIBUSCF_TARGET] = target; 1092 locs[SCSIBUSCF_LUN] = lun; 1093 1094 KERNEL_LOCK(1, NULL); 1095 if ((cf = config_search(sc->sc_dev, &sa, 1096 CFARGS(.submatch = config_stdsubmatch, 1097 .locators = locs))) != NULL) { 1098 scsipi_insert_periph(chan, periph); 1099 1100 /* 1101 * Determine supported opcodes and timeouts if available. 1102 * Only do this on peripherals reporting SCSI version 3 1103 * or greater - this command isn't in the SCSI-2 spec. and 1104 * it causes either timeouts or peripherals disappearing 1105 * when sent to some SCSI-1 or SCSI-2 peripherals. 1106 */ 1107 if (periph->periph_version >= 3) 1108 scsipi_get_opcodeinfo(periph); 1109 1110 /* 1111 * XXX Can't assign periph_dev here, because we'll 1112 * XXX need it before config_attach() returns. Must 1113 * XXX assign it in periph driver. 1114 */ 1115 config_attach(sc->sc_dev, cf, &sa, scsibusprint, 1116 CFARGS(.locators = locs)); 1117 KERNEL_UNLOCK_ONE(NULL); 1118 } else { 1119 scsibusprint(&sa, device_xname(sc->sc_dev)); 1120 aprint_normal(" not configured\n"); 1121 KERNEL_UNLOCK_ONE(NULL); 1122 goto bad; 1123 } 1124 1125 return (docontinue); 1126 1127 bad: 1128 scsipi_free_periph(periph); 1129 return (docontinue); 1130 } 1131 1132 /****** Entry points for user control of the SCSI bus. ******/ 1133 1134 static int 1135 scsibusopen(dev_t dev, int flag, int fmt, 1136 struct lwp *l) 1137 { 1138 struct scsibus_softc *sc; 1139 int error, unit = minor(dev); 1140 1141 sc = device_lookup_private(&scsibus_cd, unit); 1142 if (sc == NULL) 1143 return (ENXIO); 1144 1145 if (sc->sc_flags & SCSIBUSF_OPEN) 1146 return (EBUSY); 1147 1148 if ((error = scsipi_adapter_addref(sc->sc_channel->chan_adapter)) != 0) 1149 return (error); 1150 1151 sc->sc_flags |= SCSIBUSF_OPEN; 1152 1153 return (0); 1154 } 1155 1156 static int 1157 scsibusclose(dev_t dev, int flag, int fmt, 1158 struct lwp *l) 1159 { 1160 struct scsibus_softc *sc; 1161 1162 sc = device_lookup_private(&scsibus_cd, minor(dev)); 1163 scsipi_adapter_delref(sc->sc_channel->chan_adapter); 1164 1165 sc->sc_flags &= ~SCSIBUSF_OPEN; 1166 1167 return (0); 1168 } 1169 1170 static int 1171 scsibusioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1172 { 1173 struct scsibus_softc *sc; 1174 struct scsipi_channel *chan; 1175 int error; 1176 1177 sc = device_lookup_private(&scsibus_cd, minor(dev)); 1178 chan = sc->sc_channel; 1179 1180 /* 1181 * Enforce write permission for ioctls that change the 1182 * state of the bus. Host adapter specific ioctls must 1183 * be checked by the adapter driver. 1184 */ 1185 switch (cmd) { 1186 case SCBUSIOSCAN: 1187 case SCBUSIODETACH: 1188 case SCBUSIORESET: 1189 if ((flag & FWRITE) == 0) 1190 return (EBADF); 1191 } 1192 1193 switch (cmd) { 1194 case SCBUSIOSCAN: 1195 { 1196 struct scbusioscan_args *a = 1197 (struct scbusioscan_args *)addr; 1198 1199 error = scsi_probe_bus(sc, a->sa_target, a->sa_lun); 1200 break; 1201 } 1202 1203 case SCBUSIODETACH: 1204 { 1205 struct scbusiodetach_args *a = 1206 (struct scbusiodetach_args *)addr; 1207 1208 error = scsipi_target_detach(chan, a->sa_target, a->sa_lun, 0); 1209 break; 1210 } 1211 1212 1213 case SCBUSIORESET: 1214 /* FALLTHROUGH */ 1215 default: 1216 error = scsipi_adapter_ioctl(chan, cmd, addr, flag, l->l_proc); 1217 break; 1218 } 1219 1220 return (error); 1221 } 1222
Indexes created Wed Sep 24 05:09:52 GMT 2025