1 /* $NetBSD: scsiconf.c,v 1.278 2016/12/01 15:39:02 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@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@tfs.com) Sept 1992 48 */ 49 50 #include <sys/cdefs.h> 51 __KERNEL_RCSID(0, "$NetBSD: scsiconf.c,v 1.278 2016/12/01 15:39:02 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 68 #include <dev/scsipi/scsi_all.h> 69 #include <dev/scsipi/scsipi_all.h> 70 #include <dev/scsipi/scsiconf.h> 71 72 #include "locators.h" 73 74 static const struct scsipi_periphsw scsi_probe_dev = { 75 NULL, 76 NULL, 77 NULL, 78 NULL, 79 }; 80 81 struct scsi_initq { 82 struct scsipi_channel *sc_channel; 83 TAILQ_ENTRY(scsi_initq) scsi_initq; 84 }; 85 86 static ONCE_DECL(scsi_conf_ctrl); 87 static TAILQ_HEAD(, scsi_initq) scsi_initq_head; 88 static kmutex_t scsibus_qlock; 89 static kcondvar_t scsibus_qcv; 90 91 static int scsi_probe_device(struct scsibus_softc *, int, int); 92 93 static int scsibusmatch(device_t, cfdata_t, void *); 94 static void scsibusattach(device_t, device_t, void *); 95 static int scsibusdetach(device_t, int flags); 96 static int scsibusrescan(device_t, const char *, const int *); 97 static void scsidevdetached(device_t, device_t); 98 99 CFATTACH_DECL3_NEW(scsibus, sizeof(struct scsibus_softc), 100 scsibusmatch, scsibusattach, scsibusdetach, NULL, 101 scsibusrescan, scsidevdetached, DVF_DETACH_SHUTDOWN); 102 103 extern struct cfdriver scsibus_cd; 104 105 static dev_type_open(scsibusopen); 106 static dev_type_close(scsibusclose); 107 static dev_type_ioctl(scsibusioctl); 108 109 const struct cdevsw scsibus_cdevsw = { 110 .d_open = scsibusopen, 111 .d_close = scsibusclose, 112 .d_read = noread, 113 .d_write = nowrite, 114 .d_ioctl = scsibusioctl, 115 .d_stop = nostop, 116 .d_tty = notty, 117 .d_poll = nopoll, 118 .d_mmap = nommap, 119 .d_kqfilter = nokqfilter, 120 .d_discard = nodiscard, 121 .d_flag = D_OTHER | D_MPSAFE 122 }; 123 124 static int scsibusprint(void *, const char *); 125 static void scsibus_discover_thread(void *); 126 static void scsibus_config(struct scsibus_softc *); 127 128 const struct scsipi_bustype scsi_bustype = { 129 SCSIPI_BUSTYPE_BUSTYPE(SCSIPI_BUSTYPE_SCSI, SCSIPI_BUSTYPE_SCSI_PSCSI), 130 scsi_scsipi_cmd, 131 scsipi_interpret_sense, 132 scsi_print_addr, 133 scsi_kill_pending, 134 scsi_async_event_xfer_mode, 135 }; 136 137 const struct scsipi_bustype scsi_fc_bustype = { 138 SCSIPI_BUSTYPE_BUSTYPE(SCSIPI_BUSTYPE_SCSI, SCSIPI_BUSTYPE_SCSI_FC), 139 scsi_scsipi_cmd, 140 scsipi_interpret_sense, 141 scsi_print_addr, 142 scsi_kill_pending, 143 scsi_fc_sas_async_event_xfer_mode, 144 }; 145 146 const struct scsipi_bustype scsi_sas_bustype = { 147 SCSIPI_BUSTYPE_BUSTYPE(SCSIPI_BUSTYPE_SCSI, SCSIPI_BUSTYPE_SCSI_SAS), 148 scsi_scsipi_cmd, 149 scsipi_interpret_sense, 150 scsi_print_addr, 151 scsi_kill_pending, 152 scsi_fc_sas_async_event_xfer_mode, 153 }; 154 155 const struct scsipi_bustype scsi_usb_bustype = { 156 SCSIPI_BUSTYPE_BUSTYPE(SCSIPI_BUSTYPE_SCSI, SCSIPI_BUSTYPE_SCSI_USB), 157 scsi_scsipi_cmd, 158 scsipi_interpret_sense, 159 scsi_print_addr, 160 scsi_kill_pending, 161 NULL, 162 }; 163 164 static int 165 scsibus_init(void) 166 { 167 168 TAILQ_INIT(&scsi_initq_head); 169 mutex_init(&scsibus_qlock, MUTEX_DEFAULT, IPL_NONE); 170 cv_init(&scsibus_qcv, "scsinitq"); 171 return 0; 172 } 173 174 int 175 scsiprint(void *aux, const char *pnp) 176 { 177 struct scsipi_channel *chan = aux; 178 struct scsipi_adapter *adapt = chan->chan_adapter; 179 180 /* only "scsibus"es can attach to "scsi"s; easy. */ 181 if (pnp) 182 aprint_normal("scsibus at %s", pnp); 183 184 /* don't print channel if the controller says there can be only one. */ 185 if (adapt->adapt_nchannels != 1) 186 aprint_normal(" channel %d", chan->chan_channel); 187 188 return (UNCONF); 189 } 190 191 static int 192 scsibusmatch(device_t parent, cfdata_t cf, void *aux) 193 { 194 struct scsipi_channel *chan = aux; 195 196 if (SCSIPI_BUSTYPE_TYPE(chan->chan_bustype->bustype_type) != 197 SCSIPI_BUSTYPE_SCSI) 198 return 0; 199 200 if (cf->cf_loc[SCSICF_CHANNEL] != chan->chan_channel && 201 cf->cf_loc[SCSICF_CHANNEL] != SCSICF_CHANNEL_DEFAULT) 202 return (0); 203 204 return (1); 205 } 206 207 static void 208 scsibusattach(device_t parent, device_t self, void *aux) 209 { 210 struct scsibus_softc *sc = device_private(self); 211 struct scsipi_channel *chan = aux; 212 struct scsi_initq *scsi_initq; 213 214 if (!pmf_device_register(self, NULL, NULL)) 215 aprint_error_dev(self, "couldn't establish power handler\n"); 216 217 sc->sc_dev = self; 218 sc->sc_channel = chan; 219 chan->chan_name = device_xname(sc->sc_dev); 220 221 aprint_naive(": SCSI bus\n"); 222 aprint_normal(": %d target%s, %d lun%s per target\n", 223 chan->chan_ntargets, 224 chan->chan_ntargets == 1 ? "" : "s", 225 chan->chan_nluns, 226 chan->chan_nluns == 1 ? "" : "s"); 227 228 /* 229 * XXX 230 * newer adapters support more than 256 outstanding commands 231 * per periph and don't use the tag (they eventually allocate one 232 * internally). Right now scsipi always allocate a tag and 233 * is limited to 256 tags, per scsi specs. 234 * this should be revisited 235 */ 236 if (chan->chan_flags & SCSIPI_CHAN_OPENINGS) { 237 if (chan->chan_max_periph > 256) 238 chan->chan_max_periph = 256; 239 } else { 240 if (chan->chan_adapter->adapt_max_periph > 256) 241 chan->chan_adapter->adapt_max_periph = 256; 242 } 243 244 if (atomic_inc_uint_nv(&chan_running(chan)) == 1) 245 mutex_init(chan_mtx(chan), MUTEX_DEFAULT, IPL_BIO); 246 247 cv_init(&chan->chan_cv_thr, "scshut"); 248 cv_init(&chan->chan_cv_comp, "sccomp"); 249 cv_init(&chan->chan_cv_xs, "xscmd"); 250 251 if (scsipi_adapter_addref(chan->chan_adapter)) 252 return; 253 254 RUN_ONCE(&scsi_conf_ctrl, scsibus_init); 255 256 /* Initialize the channel structure first */ 257 chan->chan_init_cb = NULL; 258 chan->chan_init_cb_arg = NULL; 259 260 scsi_initq = malloc(sizeof(struct scsi_initq), M_DEVBUF, M_WAITOK); 261 scsi_initq->sc_channel = chan; 262 TAILQ_INSERT_TAIL(&scsi_initq_head, scsi_initq, scsi_initq); 263 config_pending_incr(sc->sc_dev); 264 if (scsipi_channel_init(chan)) { 265 aprint_error_dev(sc->sc_dev, "failed to init channel\n"); 266 return; 267 } 268 269 /* 270 * Create the discover thread 271 */ 272 if (kthread_create(PRI_NONE, 0, NULL, scsibus_discover_thread, sc, 273 NULL, "%s-d", chan->chan_name)) { 274 aprint_error_dev(sc->sc_dev, "unable to create discovery " 275 "thread for channel %d\n", chan->chan_channel); 276 return; 277 } 278 } 279 280 static void 281 scsibus_discover_thread(void *arg) 282 { 283 struct scsibus_softc *sc = arg; 284 285 scsibus_config(sc); 286 kthread_exit(0); 287 } 288 289 static void 290 scsibus_config(struct scsibus_softc *sc) 291 { 292 struct scsipi_channel *chan = sc->sc_channel; 293 struct scsi_initq *scsi_initq; 294 295 #ifndef SCSI_DELAY 296 #define SCSI_DELAY 2 297 #endif 298 if ((chan->chan_flags & SCSIPI_CHAN_NOSETTLE) == 0 && 299 SCSI_DELAY > 0) { 300 aprint_normal_dev(sc->sc_dev, 301 "waiting %d seconds for devices to settle...\n", 302 SCSI_DELAY); 303 /* ...an identifier we know no one will use... */ 304 kpause("scsidly", false, SCSI_DELAY * hz, NULL); 305 } 306 307 /* Make sure the devices probe in scsibus order to avoid jitter. */ 308 mutex_enter(&scsibus_qlock); 309 for (;;) { 310 scsi_initq = TAILQ_FIRST(&scsi_initq_head); 311 if (scsi_initq->sc_channel == chan) 312 break; 313 cv_wait(&scsibus_qcv, &scsibus_qlock); 314 } 315 mutex_exit(&scsibus_qlock); 316 317 scsi_probe_bus(sc, -1, -1); 318 319 mutex_enter(&scsibus_qlock); 320 TAILQ_REMOVE(&scsi_initq_head, scsi_initq, scsi_initq); 321 cv_broadcast(&scsibus_qcv); 322 mutex_exit(&scsibus_qlock); 323 324 free(scsi_initq, M_DEVBUF); 325 326 scsipi_adapter_delref(chan->chan_adapter); 327 328 config_pending_decr(sc->sc_dev); 329 } 330 331 static int 332 scsibusdetach(device_t self, int flags) 333 { 334 struct scsibus_softc *sc = device_private(self); 335 struct scsipi_channel *chan = sc->sc_channel; 336 struct scsipi_periph *periph; 337 int ctarget, clun; 338 struct scsipi_xfer *xs; 339 int error; 340 341 /* 342 * Detach all of the periphs. 343 */ 344 if ((error = scsipi_target_detach(chan, -1, -1, flags)) != 0) 345 return error; 346 347 pmf_device_deregister(self); 348 349 /* 350 * Process outstanding commands (which will never complete as the 351 * controller is gone). 352 * 353 * XXX Surely this is redundant? If we get this far, the 354 * XXX peripherals have all been detached. 355 */ 356 for (ctarget = 0; ctarget < chan->chan_ntargets; ctarget++) { 357 if (ctarget == chan->chan_id) 358 continue; 359 for (clun = 0; clun < chan->chan_nluns; clun++) { 360 periph = scsipi_lookup_periph(chan, ctarget, clun); 361 if (periph == NULL) 362 continue; 363 TAILQ_FOREACH(xs, &periph->periph_xferq, device_q) { 364 callout_stop(&xs->xs_callout); 365 xs->error = XS_DRIVER_STUFFUP; 366 scsipi_done(xs); 367 } 368 } 369 } 370 371 /* 372 * Now shut down the channel. 373 */ 374 scsipi_channel_shutdown(chan); 375 376 cv_destroy(&chan->chan_cv_xs); 377 cv_destroy(&chan->chan_cv_comp); 378 cv_destroy(&chan->chan_cv_thr); 379 380 if (atomic_dec_uint_nv(&chan_running(chan)) == 0) 381 mutex_destroy(chan_mtx(chan)); 382 383 return 0; 384 } 385 386 /* 387 * Probe the requested scsi bus. It must be already set up. 388 * target and lun optionally narrow the search if not -1 389 */ 390 int 391 scsi_probe_bus(struct scsibus_softc *sc, int target, int lun) 392 { 393 struct scsipi_channel *chan = sc->sc_channel; 394 int maxtarget, mintarget, maxlun, minlun; 395 int error; 396 397 if (target == -1) { 398 maxtarget = chan->chan_ntargets - 1; 399 mintarget = 0; 400 } else { 401 if (target < 0 || target >= chan->chan_ntargets) 402 return (EINVAL); 403 maxtarget = mintarget = target; 404 } 405 406 if (lun == -1) { 407 maxlun = chan->chan_nluns - 1; 408 minlun = 0; 409 } else { 410 if (lun < 0 || lun >= chan->chan_nluns) 411 return (EINVAL); 412 maxlun = minlun = lun; 413 } 414 415 /* 416 * Some HBAs provide an abstracted view of the bus; give them an 417 * oppertunity to re-scan it before we do. 418 */ 419 scsipi_adapter_ioctl(chan, SCBUSIOLLSCAN, NULL, 0, curproc); 420 421 if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0) 422 goto ret; 423 for (target = mintarget; target <= maxtarget; target++) { 424 if (target == chan->chan_id) 425 continue; 426 for (lun = minlun; lun <= maxlun; lun++) { 427 /* 428 * See if there's a device present, and configure it. 429 */ 430 if (scsi_probe_device(sc, target, lun) == 0) 431 break; 432 /* otherwise something says we should look further */ 433 } 434 435 /* 436 * Now that we've discovered all of the LUNs on this 437 * I_T Nexus, update the xfer mode for all of them 438 * that we know about. 439 */ 440 scsipi_set_xfer_mode(chan, target, 1); 441 } 442 scsipi_adapter_delref(chan->chan_adapter); 443 ret: 444 return (error); 445 } 446 447 static int 448 scsibusrescan(device_t sc, const char *ifattr, 449 const int *locators) 450 { 451 452 KASSERT(ifattr && !strcmp(ifattr, "scsibus")); 453 KASSERT(locators); 454 455 return (scsi_probe_bus(device_private(sc), 456 locators[SCSIBUSCF_TARGET], locators[SCSIBUSCF_LUN])); 457 } 458 459 static void 460 scsidevdetached(device_t self, device_t child) 461 { 462 struct scsibus_softc *sc = device_private(self); 463 struct scsipi_channel *chan = sc->sc_channel; 464 struct scsipi_periph *periph; 465 int target, lun; 466 467 target = device_locator(child, SCSIBUSCF_TARGET); 468 lun = device_locator(child, SCSIBUSCF_LUN); 469 470 mutex_enter(chan_mtx(chan)); 471 472 periph = scsipi_lookup_periph_locked(chan, target, lun); 473 KASSERT(periph != NULL && periph->periph_dev == child); 474 475 scsipi_remove_periph(chan, periph); 476 scsipi_free_periph(periph); 477 478 mutex_exit(chan_mtx(chan)); 479 } 480 481 /* 482 * Print out autoconfiguration information for a subdevice. 483 * 484 * This is a slight abuse of 'standard' autoconfiguration semantics, 485 * because 'print' functions don't normally print the colon and 486 * device information. However, in this case that's better than 487 * either printing redundant information before the attach message, 488 * or having the device driver call a special function to print out 489 * the standard device information. 490 */ 491 static int 492 scsibusprint(void *aux, const char *pnp) 493 { 494 struct scsipibus_attach_args *sa = aux; 495 struct scsipi_inquiry_pattern *inqbuf; 496 u_int8_t type; 497 const char *dtype; 498 char vendor[33], product[65], revision[17]; 499 int target, lun; 500 501 if (pnp != NULL) 502 aprint_normal("%s", pnp); 503 504 inqbuf = &sa->sa_inqbuf; 505 506 target = sa->sa_periph->periph_target; 507 lun = sa->sa_periph->periph_lun; 508 type = inqbuf->type & SID_TYPE; 509 510 dtype = scsipi_dtype(type); 511 512 strnvisx(vendor, sizeof(vendor), inqbuf->vendor, 8, 513 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 514 strnvisx(product, sizeof(product), inqbuf->product, 16, 515 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 516 strnvisx(revision, sizeof(revision), inqbuf->revision, 4, 517 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 518 519 aprint_normal(" target %d lun %d: <%s, %s, %s> %s %s", 520 target, lun, vendor, product, revision, dtype, 521 inqbuf->removable ? "removable" : "fixed"); 522 523 return (UNCONF); 524 } 525 526 static const struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = { 527 {{T_DIRECT, T_REMOV, 528 "Apple ", "iPod ", ""}, PQUIRK_START}, 529 {{T_CDROM, T_REMOV, 530 "CHINON ", "CD-ROM CDS-431 ", ""}, PQUIRK_NOLUNS}, 531 {{T_CDROM, T_REMOV, 532 "CHINON ", "CD-ROM CDS-435 ", ""}, PQUIRK_NOLUNS}, 533 {{T_CDROM, T_REMOV, 534 "Chinon ", "CD-ROM CDS-525 ", ""}, PQUIRK_NOLUNS}, 535 {{T_CDROM, T_REMOV, 536 "CHINON ", "CD-ROM CDS-535 ", ""}, PQUIRK_NOLUNS}, 537 {{T_CDROM, T_REMOV, 538 "DEC ", "RRD42 (C) DEC ", ""}, PQUIRK_NOLUNS}, 539 {{T_CDROM, T_REMOV, 540 "DENON ", "DRD-25X ", "V"}, PQUIRK_NOLUNS}, 541 {{T_CDROM, T_REMOV, 542 "GENERIC ", "CRD-BP2 ", ""}, PQUIRK_NOLUNS}, 543 {{T_CDROM, T_REMOV, 544 "HP ", "C4324/C4325 ", ""}, PQUIRK_NOLUNS}, 545 {{T_CDROM, T_REMOV, 546 "IMS ", "CDD521/10 ", "2.06"}, PQUIRK_NOLUNS}, 547 {{T_CDROM, T_REMOV, 548 "MATSHITA", "CD-ROM CR-5XX ", "1.0b"}, PQUIRK_NOLUNS}, 549 {{T_CDROM, T_REMOV, 550 "MEDAVIS ", "RENO CD-ROMX2A ", ""}, PQUIRK_NOLUNS}, 551 {{T_CDROM, T_REMOV, 552 "MEDIAVIS", "CDR-H93MV ", "1.3"}, PQUIRK_NOLUNS}, 553 {{T_CDROM, T_REMOV, 554 "NEC ", "CD-ROM DRIVE:502", ""}, PQUIRK_NOLUNS}, 555 {{T_CDROM, T_REMOV, 556 "NEC ", "CD-ROM DRIVE:55 ", ""}, PQUIRK_NOLUNS}, 557 {{T_CDROM, T_REMOV, 558 "NEC ", "CD-ROM DRIVE:83 ", ""}, PQUIRK_NOLUNS}, 559 {{T_CDROM, T_REMOV, 560 "NEC ", "CD-ROM DRIVE:84 ", ""}, PQUIRK_NOLUNS}, 561 {{T_CDROM, T_REMOV, 562 "NEC ", "CD-ROM DRIVE:841", ""}, PQUIRK_NOLUNS}, 563 {{T_CDROM, T_REMOV, 564 "OLYMPUS ", "CDS620E ", "1.1d"}, 565 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOCAPACITY}, 566 {{T_CDROM, T_REMOV, 567 "PIONEER ", "CD-ROM DR-124X ", "1.01"}, PQUIRK_NOLUNS}, 568 {{T_CDROM, T_REMOV, 569 "PLEXTOR ", "CD-ROM PX-4XCS ", "1.01"}, 570 PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 571 {{T_CDROM, T_REMOV, 572 "SONY ", "CD-ROM CDU-541 ", ""}, PQUIRK_NOLUNS}, 573 {{T_CDROM, T_REMOV, 574 "SONY ", "CD-ROM CDU-55S ", ""}, PQUIRK_NOLUNS}, 575 {{T_CDROM, T_REMOV, 576 "SONY ", "CD-ROM CDU-561 ", ""}, PQUIRK_NOLUNS}, 577 {{T_CDROM, T_REMOV, 578 "SONY ", "CD-ROM CDU-76S", ""}, 579 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 580 {{T_CDROM, T_REMOV, 581 "SONY ", "CD-ROM CDU-8003A", ""}, PQUIRK_NOLUNS}, 582 {{T_CDROM, T_REMOV, 583 "SONY ", "CD-ROM CDU-8012 ", ""}, PQUIRK_NOLUNS}, 584 {{T_CDROM, T_REMOV, 585 "TEAC ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 586 {{T_CDROM, T_REMOV, 587 "TEAC ", "CD-ROM CD-56S ", "1.0B"}, PQUIRK_NOLUNS}, 588 {{T_CDROM, T_REMOV, 589 "TEXEL ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 590 {{T_CDROM, T_REMOV, 591 "TEXEL ", "CD-ROM DM-XX24 K", "1.09"}, PQUIRK_NOLUNS}, 592 {{T_CDROM, T_REMOV, 593 "TEXEL ", "CD-ROM DM-XX24 K", "1.10"}, PQUIRK_NOLUNS}, 594 {{T_CDROM, T_REMOV, 595 "TOSHIBA ", "XM-4101TASUNSLCD", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 596 /* "IBM CDRM00201 !F" 0724 is an IBM OEM Toshiba XM-4101BME */ 597 {{T_CDROM, T_REMOV, 598 "IBM ", "CDRM00201 !F", "0724"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 599 {{T_CDROM, T_REMOV, 600 "ShinaKen", "CD-ROM DM-3x1S", "1.04"}, PQUIRK_NOLUNS}, 601 {{T_CDROM, T_REMOV, 602 "JVC ", "R2626", ""}, PQUIRK_NOLUNS}, 603 {{T_CDROM, T_REMOV, 604 "YAMAHA", "CRW8424S", ""}, PQUIRK_NOLUNS}, 605 {{T_CDROM, T_REMOV, 606 "NEC ", "CD-ROM DRIVE:222", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 607 608 {{T_DIRECT, T_FIXED, 609 "MICROP ", "1588-15MBSUN0669", ""}, PQUIRK_AUTOSAVE}, 610 {{T_DIRECT, T_FIXED, 611 "MICROP ", "2217-15MQ1091501", ""}, PQUIRK_NOSYNCCACHE}, 612 {{T_OPTICAL, T_REMOV, 613 "EPSON ", "OMD-5010 ", "3.08"}, PQUIRK_NOLUNS}, 614 {{T_DIRECT, T_FIXED, 615 "ADAPTEC ", "AEC-4412BD", "1.2A"}, PQUIRK_NOMODESENSE}, 616 {{T_DIRECT, T_FIXED, 617 "ADAPTEC ", "ACB-4000", ""}, PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE|PQUIRK_NOMODESENSE}, 618 {{T_DIRECT, T_FIXED, 619 "DEC ", "RZ55 (C) DEC", ""}, PQUIRK_AUTOSAVE}, 620 {{T_DIRECT, T_FIXED, 621 "EMULEX ", "MD21/S2 ESDI", "A00"}, 622 PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE}, 623 {{T_DIRECT, T_FIXED, 624 "MICROP", "1548-15MZ1077801", "HZ2P"}, PQUIRK_NOTAG}, 625 {{T_DIRECT, T_FIXED, 626 "HP ", "C372", ""}, PQUIRK_NOTAG}, 627 {{T_DIRECT, T_FIXED, 628 "IBMRAID ", "0662S", ""}, PQUIRK_AUTOSAVE}, 629 {{T_DIRECT, T_FIXED, 630 "IBM ", "0663H", ""}, PQUIRK_AUTOSAVE}, 631 {{T_DIRECT, T_FIXED, 632 "IBM", "0664", ""}, PQUIRK_AUTOSAVE}, 633 {{T_DIRECT, T_FIXED, 634 /* improperly report DT-only sync mode */ 635 "IBM ", "DXHS36D", ""}, 636 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 637 {{T_DIRECT, T_FIXED, 638 "IBM ", "DXHS18Y", ""}, 639 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 640 {{T_DIRECT, T_FIXED, 641 "IBM ", "H3171-S2", ""}, 642 PQUIRK_NOLUNS|PQUIRK_AUTOSAVE}, 643 {{T_DIRECT, T_FIXED, 644 "IBM ", "KZ-C", ""}, PQUIRK_AUTOSAVE}, 645 /* Broken IBM disk */ 646 {{T_DIRECT, T_FIXED, 647 "" , "DFRSS2F", ""}, PQUIRK_AUTOSAVE}, 648 {{T_DIRECT, T_FIXED, 649 "Initio ", "", ""}, PQUIRK_NOBIGMODESENSE}, 650 {{T_DIRECT, T_REMOV, 651 "MPL ", "MC-DISK- ", ""}, PQUIRK_NOLUNS}, 652 {{T_DIRECT, T_FIXED, 653 "MAXTOR ", "XT-3280 ", ""}, PQUIRK_NOLUNS}, 654 {{T_DIRECT, T_FIXED, 655 "MAXTOR ", "XT-4380S ", ""}, PQUIRK_NOLUNS}, 656 {{T_DIRECT, T_FIXED, 657 "MAXTOR ", "MXT-1240S ", ""}, PQUIRK_NOLUNS}, 658 {{T_DIRECT, T_FIXED, 659 "MAXTOR ", "XT-4170S ", ""}, PQUIRK_NOLUNS}, 660 {{T_DIRECT, T_FIXED, 661 "MAXTOR ", "XT-8760S", ""}, PQUIRK_NOLUNS}, 662 {{T_DIRECT, T_FIXED, 663 "MAXTOR ", "LXT-213S ", ""}, PQUIRK_NOLUNS}, 664 {{T_DIRECT, T_FIXED, 665 "MAXTOR ", "LXT-213S SUN0207", ""}, PQUIRK_NOLUNS}, 666 {{T_DIRECT, T_FIXED, 667 "MAXTOR ", "LXT-200S ", ""}, PQUIRK_NOLUNS}, 668 {{T_DIRECT, T_FIXED, 669 "MEGADRV ", "EV1000", ""}, PQUIRK_NOMODESENSE}, 670 {{T_DIRECT, T_FIXED, 671 "MICROP", "1991-27MZ", ""}, PQUIRK_NOTAG}, 672 {{T_DIRECT, T_FIXED, 673 "MST ", "SnapLink ", ""}, PQUIRK_NOLUNS}, 674 {{T_DIRECT, T_FIXED, 675 "NEC ", "D3847 ", "0307"}, PQUIRK_NOLUNS}, 676 {{T_DIRECT, T_FIXED, 677 "QUANTUM ", "ELS85S ", ""}, PQUIRK_AUTOSAVE}, 678 {{T_DIRECT, T_FIXED, 679 "QUANTUM ", "LPS525S ", ""}, PQUIRK_NOLUNS}, 680 {{T_DIRECT, T_FIXED, 681 "QUANTUM ", "P105S 910-10-94x", ""}, PQUIRK_NOLUNS}, 682 {{T_DIRECT, T_FIXED, 683 "QUANTUM ", "PD1225S ", ""}, PQUIRK_NOLUNS}, 684 {{T_DIRECT, T_FIXED, 685 "QUANTUM ", "PD210S SUN0207", ""}, PQUIRK_NOLUNS}, 686 {{T_DIRECT, T_FIXED, 687 "QUANTUM ", "ATLAS IV 9 WLS", "0A0A"}, PQUIRK_CAP_NODT}, 688 {{T_DIRECT, T_FIXED, 689 "RODIME ", "RO3000S ", ""}, PQUIRK_NOLUNS}, 690 {{T_DIRECT, T_FIXED, 691 "SEAGATE ", "ST125N ", ""}, PQUIRK_NOLUNS}, 692 {{T_DIRECT, T_FIXED, 693 "SEAGATE ", "ST157N ", ""}, PQUIRK_NOLUNS}, 694 {{T_DIRECT, T_FIXED, 695 "SEAGATE ", "ST296 ", ""}, PQUIRK_NOLUNS}, 696 {{T_DIRECT, T_FIXED, 697 "SEAGATE ", "ST296N ", ""}, PQUIRK_NOLUNS}, 698 {{T_DIRECT, T_FIXED, 699 "SEAGATE ", "ST318404LC ", ""}, PQUIRK_NOLUNS}, 700 {{T_DIRECT, T_FIXED, 701 "SEAGATE ", "ST15150N ", ""}, PQUIRK_NOTAG}, 702 {{T_DIRECT, T_FIXED, 703 "SEAGATE ", "ST19171", ""}, PQUIRK_NOMODESENSE}, 704 {{T_DIRECT, T_FIXED, 705 "SEAGATE ", "ST32430N", ""}, PQUIRK_CAP_SYNC}, 706 {{T_DIRECT, T_FIXED, 707 "SEAGATE ", "ST34501FC ", ""}, PQUIRK_NOMODESENSE}, 708 {{T_DIRECT, T_FIXED, 709 "SEAGATE ", "SX910800N", ""}, PQUIRK_NOTAG}, 710 {{T_DIRECT, T_FIXED, 711 "TOSHIBA ", "MK538FB ", "6027"}, PQUIRK_NOLUNS}, 712 {{T_DIRECT, T_FIXED, 713 "MICROP ", "1924", ""}, PQUIRK_CAP_SYNC}, 714 {{T_DIRECT, T_FIXED, 715 "FUJITSU ", "M2266", ""}, PQUIRK_CAP_SYNC}, 716 {{T_DIRECT, T_FIXED, 717 "FUJITSU ", "M2624S-512 ", ""}, PQUIRK_CAP_SYNC}, 718 {{T_DIRECT, T_FIXED, 719 "SEAGATE ", "SX336704LC" , ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 720 {{T_DIRECT, T_FIXED, 721 "SEAGATE ", "SX173404LC", ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 722 723 {{T_DIRECT, T_REMOV, 724 "IOMEGA", "ZIP 100", "J.03"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 725 {{T_DIRECT, T_REMOV, 726 "INSITE", "I325VM", ""}, PQUIRK_NOLUNS}, 727 728 /* XXX: QIC-36 tape behind Emulex adapter. Very broken. */ 729 {{T_SEQUENTIAL, T_REMOV, 730 " ", " ", " "}, PQUIRK_NOLUNS}, 731 {{T_SEQUENTIAL, T_REMOV, 732 "EMULEX ", "MT-02 QIC ", ""}, PQUIRK_NOLUNS}, 733 {{T_SEQUENTIAL, T_REMOV, 734 "CALIPER ", "CP150 ", ""}, PQUIRK_NOLUNS}, 735 {{T_SEQUENTIAL, T_REMOV, 736 "EXABYTE ", "EXB-8200 ", ""}, PQUIRK_NOLUNS}, 737 {{T_SEQUENTIAL, T_REMOV, 738 "SONY ", "GY-10C ", ""}, PQUIRK_NOLUNS}, 739 {{T_SEQUENTIAL, T_REMOV, 740 "SONY ", "SDT-2000 ", "2.09"}, PQUIRK_NOLUNS}, 741 {{T_SEQUENTIAL, T_REMOV, 742 "SONY ", "SDT-5000 ", "3."}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 743 {{T_SEQUENTIAL, T_REMOV, 744 "SONY ", "SDT-5200 ", "3."}, PQUIRK_NOLUNS}, 745 {{T_SEQUENTIAL, T_REMOV, 746 "TANDBERG", " TDC 3600 ", ""}, PQUIRK_NOLUNS}, 747 /* Following entry reported as a Tandberg 3600; ref. PR1933 */ 748 {{T_SEQUENTIAL, T_REMOV, 749 "ARCHIVE ", "VIPER 150 21247", ""}, PQUIRK_NOLUNS}, 750 /* Following entry for a Cipher ST150S; ref. PR4171 */ 751 {{T_SEQUENTIAL, T_REMOV, 752 "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, PQUIRK_NOLUNS}, 753 {{T_SEQUENTIAL, T_REMOV, 754 "ARCHIVE ", "Python 28454-XXX", ""}, PQUIRK_NOLUNS}, 755 {{T_SEQUENTIAL, T_REMOV, 756 "WANGTEK ", "5099ES SCSI", ""}, PQUIRK_NOLUNS}, 757 {{T_SEQUENTIAL, T_REMOV, 758 "WANGTEK ", "5150ES SCSI", ""}, PQUIRK_NOLUNS}, 759 {{T_SEQUENTIAL, T_REMOV, 760 "WANGTEK ", "SCSI-36", ""}, PQUIRK_NOLUNS}, 761 {{T_SEQUENTIAL, T_REMOV, 762 "WangDAT ", "Model 1300 ", "02.4"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 763 {{T_SEQUENTIAL, T_REMOV, 764 "WangDAT ", "Model 2600 ", "01.7"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 765 {{T_SEQUENTIAL, T_REMOV, 766 "WangDAT ", "Model 3200 ", "02.2"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 767 {{T_SEQUENTIAL, T_REMOV, 768 "TEAC ", "MT-2ST/N50 ", ""}, PQUIRK_NOLUNS}, 769 770 {{T_SCANNER, T_FIXED, 771 "RICOH ", "IS60 ", "1R08"}, PQUIRK_NOLUNS}, 772 {{T_SCANNER, T_FIXED, 773 "UMAX ", "Astra 1200S ", "V2.9"}, PQUIRK_NOLUNS}, 774 {{T_SCANNER, T_FIXED, 775 "UMAX ", "Astra 1220S ", ""}, PQUIRK_NOLUNS}, 776 {{T_SCANNER, T_FIXED, 777 "UMAX ", "UMAX S-6E ", "V2.0"}, PQUIRK_NOLUNS}, 778 {{T_SCANNER, T_FIXED, 779 "UMAX ", "UMAX S-12 ", "V2.1"}, PQUIRK_NOLUNS}, 780 {{T_SCANNER, T_FIXED, 781 "ULTIMA ", "A6000C ", ""}, PQUIRK_NOLUNS}, 782 {{T_PROCESSOR, T_FIXED, 783 "ESG-SHV", "SCA HSBP M15", ""}, PQUIRK_NOLUNS}, 784 {{T_PROCESSOR, T_FIXED, 785 "SYMBIOS", "", ""}, PQUIRK_NOLUNS}, 786 {{T_PROCESSOR, T_FIXED, 787 "LITRONIC", "PCMCIA ", ""}, PQUIRK_NOLUNS}, 788 {{T_CHANGER, T_REMOV, 789 "SONY ", "CDL1100 ", ""}, PQUIRK_NOLUNS}, 790 {{T_ENCLOSURE, T_FIXED, 791 "SUN ", "SENA ", ""}, PQUIRK_NOLUNS}, 792 }; 793 794 /* 795 * given a target and lun, ask the device what 796 * it is, and find the correct driver table 797 * entry. 798 */ 799 static int 800 scsi_probe_device(struct scsibus_softc *sc, int target, int lun) 801 { 802 struct scsipi_channel *chan = sc->sc_channel; 803 struct scsipi_periph *periph; 804 struct scsipi_inquiry_data inqbuf; 805 const struct scsi_quirk_inquiry_pattern *finger; 806 int checkdtype, priority, docontinue, quirks; 807 struct scsipibus_attach_args sa; 808 cfdata_t cf; 809 int locs[SCSIBUSCF_NLOCS]; 810 811 /* 812 * Assume no more luns to search after this one. 813 * If we successfully get Inquiry data and after 814 * merging quirks we find we can probe for more 815 * luns, we will. 816 */ 817 docontinue = 0; 818 819 /* Skip this slot if it is already attached. */ 820 if (scsipi_lookup_periph(chan, target, lun) != NULL) 821 return (docontinue); 822 823 periph = scsipi_alloc_periph(M_NOWAIT); 824 if (periph == NULL) { 825 #ifdef DIAGNOSTIC 826 aprint_error_dev(sc->sc_dev, 827 "cannot allocate periph for target %d lun %d\n", 828 target, lun); 829 #endif 830 return (ENOMEM); 831 } 832 periph->periph_channel = chan; 833 periph->periph_switch = &scsi_probe_dev; 834 835 periph->periph_target = target; 836 periph->periph_lun = lun; 837 periph->periph_quirks = chan->chan_defquirks; 838 839 #ifdef SCSIPI_DEBUG 840 if (SCSIPI_DEBUG_TYPE == SCSIPI_BUSTYPE_SCSI && 841 SCSIPI_DEBUG_TARGET == target && 842 SCSIPI_DEBUG_LUN == lun) 843 periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS; 844 #endif 845 846 /* 847 * Ask the device what it is 848 */ 849 850 #ifdef SCSI_2_DEF 851 /* some devices need to be told to go to SCSI2 */ 852 /* However some just explode if you tell them this.. leave it out */ 853 scsi_change_def(periph, XS_CTL_DISCOVERY | XS_CTL_SILENT); 854 #endif /* SCSI_2_DEF */ 855 856 /* Now go ask the device all about itself. */ 857 memset(&inqbuf, 0, sizeof(inqbuf)); 858 { 859 u_int8_t *extension = &inqbuf.flags1; 860 int len = 0; 861 while (len < 3) 862 extension[len++] = '\0'; 863 while (len < 3 + 28) 864 extension[len++] = ' '; 865 while (len < 3 + 28 + 20) 866 extension[len++] = '\0'; 867 while (len < 3 + 28 + 20 + 1) 868 extension[len++] = '\0'; 869 while (len < 3 + 28 + 20 + 1 + 1) 870 extension[len++] = '\0'; 871 while (len < 3 + 28 + 20 + 1 + 1 + (8*2)) 872 extension[len++] = ' '; 873 } 874 if (scsipi_inquire(periph, &inqbuf, XS_CTL_DISCOVERY | XS_CTL_SILENT)) 875 goto bad; 876 877 periph->periph_type = inqbuf.device & SID_TYPE; 878 if (inqbuf.dev_qual2 & SID_REMOVABLE) 879 periph->periph_flags |= PERIPH_REMOVABLE; 880 periph->periph_version = inqbuf.version & SID_ANSII; 881 882 /* 883 * Any device qualifier that has the top bit set (qualifier&4 != 0) 884 * is vendor specific and won't match in this switch. 885 * All we do here is throw out bad/negative responses. 886 */ 887 checkdtype = 0; 888 switch (inqbuf.device & SID_QUAL) { 889 case SID_QUAL_LU_PRESENT: 890 checkdtype = 1; 891 break; 892 893 case SID_QUAL_LU_NOTPRESENT: 894 case SID_QUAL_reserved: 895 case SID_QUAL_LU_NOT_SUPP: 896 goto bad; 897 898 default: 899 break; 900 } 901 902 /* Let the adapter driver handle the device separatley if it wants. */ 903 if (chan->chan_adapter->adapt_accesschk != NULL && 904 (*chan->chan_adapter->adapt_accesschk)(periph, &sa.sa_inqbuf)) 905 goto bad; 906 907 if (checkdtype) { 908 switch (periph->periph_type) { 909 case T_DIRECT: 910 case T_SEQUENTIAL: 911 case T_PRINTER: 912 case T_PROCESSOR: 913 case T_WORM: 914 case T_CDROM: 915 case T_SCANNER: 916 case T_OPTICAL: 917 case T_CHANGER: 918 case T_COMM: 919 case T_IT8_1: 920 case T_IT8_2: 921 case T_STORARRAY: 922 case T_ENCLOSURE: 923 case T_SIMPLE_DIRECT: 924 case T_OPTIC_CARD_RW: 925 case T_OBJECT_STORED: 926 default: 927 break; 928 case T_NODEVICE: 929 goto bad; 930 } 931 } 932 933 sa.sa_periph = periph; 934 sa.sa_inqbuf.type = inqbuf.device; 935 sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ? 936 T_REMOV : T_FIXED; 937 sa.sa_inqbuf.vendor = inqbuf.vendor; 938 sa.sa_inqbuf.product = inqbuf.product; 939 sa.sa_inqbuf.revision = inqbuf.revision; 940 sa.scsipi_info.scsi_version = inqbuf.version; 941 sa.sa_inqptr = &inqbuf; 942 943 finger = scsipi_inqmatch( 944 &sa.sa_inqbuf, scsi_quirk_patterns, 945 sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]), 946 sizeof(scsi_quirk_patterns[0]), &priority); 947 948 if (finger != NULL) 949 quirks = finger->quirks; 950 else 951 quirks = 0; 952 953 /* 954 * Determine the operating mode capabilities of the device. 955 */ 956 if (periph->periph_version >= 2) { 957 if ((inqbuf.flags3 & SID_CmdQue) != 0 && 958 (quirks & PQUIRK_NOTAG) == 0) 959 periph->periph_cap |= PERIPH_CAP_TQING; 960 if ((inqbuf.flags3 & SID_Linked) != 0) 961 periph->periph_cap |= PERIPH_CAP_LINKCMDS; 962 if ((inqbuf.flags3 & SID_Sync) != 0 && 963 (quirks & PQUIRK_NOSYNC) == 0) 964 periph->periph_cap |= PERIPH_CAP_SYNC; 965 if ((inqbuf.flags3 & SID_WBus16) != 0 && 966 (quirks & PQUIRK_NOWIDE) == 0) 967 periph->periph_cap |= PERIPH_CAP_WIDE16; 968 if ((inqbuf.flags3 & SID_WBus32) != 0 && 969 (quirks & PQUIRK_NOWIDE) == 0) 970 periph->periph_cap |= PERIPH_CAP_WIDE32; 971 if ((inqbuf.flags3 & SID_SftRe) != 0) 972 periph->periph_cap |= PERIPH_CAP_SFTRESET; 973 if ((inqbuf.flags3 & SID_RelAdr) != 0) 974 periph->periph_cap |= PERIPH_CAP_RELADR; 975 /* SPC-2 */ 976 if (periph->periph_version >= 3 && 977 !(quirks & PQUIRK_CAP_NODT)){ 978 /* 979 * Report ST clocking though CAP_WIDExx/CAP_SYNC. 980 * If the device only supports DT, clear these 981 * flags (DT implies SYNC and WIDE) 982 */ 983 switch (inqbuf.flags4 & SID_Clocking) { 984 case SID_CLOCKING_DT_ONLY: 985 periph->periph_cap &= 986 ~(PERIPH_CAP_SYNC | 987 PERIPH_CAP_WIDE16 | 988 PERIPH_CAP_WIDE32); 989 /* FALLTHROUGH */ 990 case SID_CLOCKING_SD_DT: 991 periph->periph_cap |= PERIPH_CAP_DT; 992 break; 993 default: /* ST only or invalid */ 994 /* nothing to do */ 995 break; 996 } 997 } 998 if (periph->periph_version >= 3) { 999 if (inqbuf.flags4 & SID_IUS) 1000 periph->periph_cap |= PERIPH_CAP_IUS; 1001 if (inqbuf.flags4 & SID_QAS) 1002 periph->periph_cap |= PERIPH_CAP_QAS; 1003 } 1004 } 1005 if (quirks & PQUIRK_CAP_SYNC) 1006 periph->periph_cap |= PERIPH_CAP_SYNC; 1007 if (quirks & PQUIRK_CAP_WIDE16) 1008 periph->periph_cap |= PERIPH_CAP_WIDE16; 1009 1010 /* 1011 * Now apply any quirks from the table. 1012 */ 1013 periph->periph_quirks |= quirks; 1014 if (periph->periph_version == 0 && 1015 (periph->periph_quirks & PQUIRK_FORCELUNS) == 0) 1016 periph->periph_quirks |= PQUIRK_NOLUNS; 1017 1018 if ((periph->periph_quirks & PQUIRK_NOLUNS) == 0) 1019 docontinue = 1; 1020 1021 locs[SCSIBUSCF_TARGET] = target; 1022 locs[SCSIBUSCF_LUN] = lun; 1023 1024 if ((cf = config_search_loc(config_stdsubmatch, sc->sc_dev, 1025 "scsibus", locs, &sa)) != NULL) { 1026 scsipi_insert_periph(chan, periph); 1027 /* 1028 * XXX Can't assign periph_dev here, because we'll 1029 * XXX need it before config_attach() returns. Must 1030 * XXX assign it in periph driver. 1031 */ 1032 config_attach_loc(sc->sc_dev, cf, locs, &sa, 1033 scsibusprint); 1034 } else { 1035 scsibusprint(&sa, device_xname(sc->sc_dev)); 1036 aprint_normal(" not configured\n"); 1037 goto bad; 1038 } 1039 1040 return (docontinue); 1041 1042 bad: 1043 scsipi_free_periph(periph); 1044 return (docontinue); 1045 } 1046 1047 /****** Entry points for user control of the SCSI bus. ******/ 1048 1049 static int 1050 scsibusopen(dev_t dev, int flag, int fmt, 1051 struct lwp *l) 1052 { 1053 struct scsibus_softc *sc; 1054 int error, unit = minor(dev); 1055 1056 sc = device_lookup_private(&scsibus_cd, unit); 1057 if (sc == NULL) 1058 return (ENXIO); 1059 1060 if (sc->sc_flags & SCSIBUSF_OPEN) 1061 return (EBUSY); 1062 1063 if ((error = scsipi_adapter_addref(sc->sc_channel->chan_adapter)) != 0) 1064 return (error); 1065 1066 sc->sc_flags |= SCSIBUSF_OPEN; 1067 1068 return (0); 1069 } 1070 1071 static int 1072 scsibusclose(dev_t dev, int flag, int fmt, 1073 struct lwp *l) 1074 { 1075 struct scsibus_softc *sc; 1076 1077 sc = device_lookup_private(&scsibus_cd, minor(dev)); 1078 scsipi_adapter_delref(sc->sc_channel->chan_adapter); 1079 1080 sc->sc_flags &= ~SCSIBUSF_OPEN; 1081 1082 return (0); 1083 } 1084 1085 static int 1086 scsibusioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1087 { 1088 struct scsibus_softc *sc; 1089 struct scsipi_channel *chan; 1090 int error; 1091 1092 sc = device_lookup_private(&scsibus_cd, minor(dev)); 1093 chan = sc->sc_channel; 1094 1095 /* 1096 * Enforce write permission for ioctls that change the 1097 * state of the bus. Host adapter specific ioctls must 1098 * be checked by the adapter driver. 1099 */ 1100 switch (cmd) { 1101 case SCBUSIOSCAN: 1102 case SCBUSIODETACH: 1103 case SCBUSIORESET: 1104 if ((flag & FWRITE) == 0) 1105 return (EBADF); 1106 } 1107 1108 switch (cmd) { 1109 case SCBUSIOSCAN: 1110 { 1111 struct scbusioscan_args *a = 1112 (struct scbusioscan_args *)addr; 1113 1114 error = scsi_probe_bus(sc, a->sa_target, a->sa_lun); 1115 break; 1116 } 1117 1118 case SCBUSIODETACH: 1119 { 1120 struct scbusiodetach_args *a = 1121 (struct scbusiodetach_args *)addr; 1122 1123 error = scsipi_target_detach(chan, a->sa_target, a->sa_lun, 0); 1124 break; 1125 } 1126 1127 1128 case SCBUSIORESET: 1129 /* FALLTHROUGH */ 1130 default: 1131 error = scsipi_adapter_ioctl(chan, cmd, addr, flag, l->l_proc); 1132 break; 1133 } 1134 1135 return (error); 1136 } 1137