1 /* $NetBSD: scsiconf.c,v 1.264 2012/03/12 02:44:16 mrg 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 1.264 2012/03/12 02:44:16 mrg 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 67 #include <dev/scsipi/scsi_all.h> 68 #include <dev/scsipi/scsipi_all.h> 69 #include <dev/scsipi/scsiconf.h> 70 71 #include "locators.h" 72 73 static const struct scsipi_periphsw scsi_probe_dev = { 74 NULL, 75 NULL, 76 NULL, 77 NULL, 78 }; 79 80 struct scsi_initq { 81 struct scsipi_channel *sc_channel; 82 TAILQ_ENTRY(scsi_initq) scsi_initq; 83 }; 84 85 static ONCE_DECL(scsi_conf_ctrl); 86 static TAILQ_HEAD(, scsi_initq) scsi_initq_head; 87 static kmutex_t scsibus_qlock; 88 static kcondvar_t scsibus_qcv; 89 90 static int scsi_probe_device(struct scsibus_softc *, int, int); 91 92 static int scsibusmatch(device_t, cfdata_t, void *); 93 static void scsibusattach(device_t, device_t, void *); 94 static int scsibusdetach(device_t, int flags); 95 static int scsibusrescan(device_t, const char *, const int *); 96 static void scsidevdetached(device_t, device_t); 97 98 CFATTACH_DECL3_NEW(scsibus, sizeof(struct scsibus_softc), 99 scsibusmatch, scsibusattach, scsibusdetach, NULL, 100 scsibusrescan, scsidevdetached, DVF_DETACH_SHUTDOWN); 101 102 extern struct cfdriver scsibus_cd; 103 104 static dev_type_open(scsibusopen); 105 static dev_type_close(scsibusclose); 106 static dev_type_ioctl(scsibusioctl); 107 108 const struct cdevsw scsibus_cdevsw = { 109 scsibusopen, scsibusclose, noread, nowrite, scsibusioctl, 110 nostop, notty, nopoll, nommap, nokqfilter, D_OTHER, 111 }; 112 113 static int scsibusprint(void *, const char *); 114 static void scsibus_config(struct scsipi_channel *, void *); 115 116 const struct scsipi_bustype scsi_bustype = { 117 SCSIPI_BUSTYPE_SCSI, 118 scsi_scsipi_cmd, 119 scsipi_interpret_sense, 120 scsi_print_addr, 121 scsi_kill_pending, 122 }; 123 124 static int 125 scsibus_init(void) 126 { 127 128 TAILQ_INIT(&scsi_initq_head); 129 mutex_init(&scsibus_qlock, MUTEX_DEFAULT, IPL_NONE); 130 cv_init(&scsibus_qcv, "scsinitq"); 131 return 0; 132 } 133 134 int 135 scsiprint(void *aux, const char *pnp) 136 { 137 struct scsipi_channel *chan = aux; 138 struct scsipi_adapter *adapt = chan->chan_adapter; 139 140 /* only "scsibus"es can attach to "scsi"s; easy. */ 141 if (pnp) 142 aprint_normal("scsibus at %s", pnp); 143 144 /* don't print channel if the controller says there can be only one. */ 145 if (adapt->adapt_nchannels != 1) 146 aprint_normal(" channel %d", chan->chan_channel); 147 148 return (UNCONF); 149 } 150 151 static int 152 scsibusmatch(device_t parent, cfdata_t cf, void *aux) 153 { 154 struct scsipi_channel *chan = aux; 155 156 if (chan->chan_bustype->bustype_type != SCSIPI_BUSTYPE_SCSI) 157 return 0; 158 159 if (cf->cf_loc[SCSICF_CHANNEL] != chan->chan_channel && 160 cf->cf_loc[SCSICF_CHANNEL] != SCSICF_CHANNEL_DEFAULT) 161 return (0); 162 163 return (1); 164 } 165 166 static void 167 scsibusattach(device_t parent, device_t self, void *aux) 168 { 169 struct scsibus_softc *sc = device_private(self); 170 struct scsipi_channel *chan = aux; 171 struct scsi_initq *scsi_initq; 172 173 if (!pmf_device_register(self, NULL, NULL)) 174 aprint_error_dev(self, "couldn't establish power handler\n"); 175 176 sc->sc_dev = self; 177 sc->sc_channel = chan; 178 chan->chan_name = device_xname(sc->sc_dev); 179 180 aprint_naive(": SCSI bus\n"); 181 aprint_normal(": %d target%s, %d lun%s per target\n", 182 chan->chan_ntargets, 183 chan->chan_ntargets == 1 ? "" : "s", 184 chan->chan_nluns, 185 chan->chan_nluns == 1 ? "" : "s"); 186 187 if (scsipi_adapter_addref(chan->chan_adapter)) 188 return; 189 190 RUN_ONCE(&scsi_conf_ctrl, scsibus_init); 191 192 /* Initialize the channel structure first */ 193 chan->chan_init_cb = scsibus_config; 194 chan->chan_init_cb_arg = sc; 195 196 scsi_initq = malloc(sizeof(struct scsi_initq), M_DEVBUF, M_WAITOK); 197 scsi_initq->sc_channel = chan; 198 TAILQ_INSERT_TAIL(&scsi_initq_head, scsi_initq, scsi_initq); 199 config_pending_incr(); 200 if (scsipi_channel_init(chan)) { 201 aprint_error_dev(sc->sc_dev, "failed to init channel\n"); 202 return; 203 } 204 } 205 206 static void 207 scsibus_config(struct scsipi_channel *chan, void *arg) 208 { 209 struct scsibus_softc *sc = arg; 210 struct scsi_initq *scsi_initq; 211 212 #ifndef SCSI_DELAY 213 #define SCSI_DELAY 2 214 #endif 215 if ((chan->chan_flags & SCSIPI_CHAN_NOSETTLE) == 0 && 216 SCSI_DELAY > 0) { 217 aprint_normal_dev(sc->sc_dev, 218 "waiting %d seconds for devices to settle...\n", 219 SCSI_DELAY); 220 /* ...an identifier we know no one will use... */ 221 (void) tsleep(scsibus_config, PRIBIO, 222 "scsidly", SCSI_DELAY * hz); 223 } 224 225 /* Make sure the devices probe in scsibus order to avoid jitter. */ 226 mutex_enter(&scsibus_qlock); 227 for (;;) { 228 scsi_initq = TAILQ_FIRST(&scsi_initq_head); 229 if (scsi_initq->sc_channel == chan) 230 break; 231 cv_wait(&scsibus_qcv, &scsibus_qlock); 232 } 233 mutex_exit(&scsibus_qlock); 234 235 scsi_probe_bus(sc, -1, -1); 236 237 mutex_enter(&scsibus_qlock); 238 TAILQ_REMOVE(&scsi_initq_head, scsi_initq, scsi_initq); 239 cv_broadcast(&scsibus_qcv); 240 mutex_exit(&scsibus_qlock); 241 242 free(scsi_initq, M_DEVBUF); 243 244 scsipi_adapter_delref(chan->chan_adapter); 245 246 config_pending_decr(); 247 } 248 249 static int 250 scsibusdetach(device_t self, int flags) 251 { 252 struct scsibus_softc *sc = device_private(self); 253 struct scsipi_channel *chan = sc->sc_channel; 254 struct scsipi_periph *periph; 255 int ctarget, clun; 256 struct scsipi_xfer *xs; 257 int error; 258 259 /* XXXSMP scsipi */ 260 KERNEL_LOCK(1, curlwp); 261 262 /* 263 * Detach all of the periphs. 264 */ 265 if ((error = scsipi_target_detach(chan, -1, -1, flags)) != 0) { 266 /* XXXSMP scsipi */ 267 KERNEL_UNLOCK_ONE(curlwp); 268 269 return error; 270 } 271 272 pmf_device_deregister(self); 273 274 /* 275 * Process outstanding commands (which will never complete as the 276 * controller is gone). 277 * 278 * XXX Surely this is redundant? If we get this far, the 279 * XXX peripherals have all been detached. 280 */ 281 for (ctarget = 0; ctarget < chan->chan_ntargets; ctarget++) { 282 if (ctarget == chan->chan_id) 283 continue; 284 for (clun = 0; clun < chan->chan_nluns; clun++) { 285 periph = scsipi_lookup_periph(chan, ctarget, clun); 286 if (periph == NULL) 287 continue; 288 TAILQ_FOREACH(xs, &periph->periph_xferq, device_q) { 289 callout_stop(&xs->xs_callout); 290 xs->error = XS_DRIVER_STUFFUP; 291 scsipi_done(xs); 292 } 293 } 294 } 295 296 /* 297 * Now shut down the channel. 298 */ 299 scsipi_channel_shutdown(chan); 300 301 /* XXXSMP scsipi */ 302 KERNEL_UNLOCK_ONE(curlwp); 303 304 return 0; 305 } 306 307 /* 308 * Probe the requested scsi bus. It must be already set up. 309 * target and lun optionally narrow the search if not -1 310 */ 311 int 312 scsi_probe_bus(struct scsibus_softc *sc, int target, int lun) 313 { 314 struct scsipi_channel *chan = sc->sc_channel; 315 int maxtarget, mintarget, maxlun, minlun; 316 int error; 317 318 if (target == -1) { 319 maxtarget = chan->chan_ntargets - 1; 320 mintarget = 0; 321 } else { 322 if (target < 0 || target >= chan->chan_ntargets) 323 return (EINVAL); 324 maxtarget = mintarget = target; 325 } 326 327 if (lun == -1) { 328 maxlun = chan->chan_nluns - 1; 329 minlun = 0; 330 } else { 331 if (lun < 0 || lun >= chan->chan_nluns) 332 return (EINVAL); 333 maxlun = minlun = lun; 334 } 335 336 /* 337 * Some HBAs provide an abstracted view of the bus; give them an 338 * oppertunity to re-scan it before we do. 339 */ 340 if (chan->chan_adapter->adapt_ioctl != NULL) 341 (*chan->chan_adapter->adapt_ioctl)(chan, SCBUSIOLLSCAN, NULL, 342 0, curproc); 343 344 if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0) 345 return (error); 346 for (target = mintarget; target <= maxtarget; target++) { 347 if (target == chan->chan_id) 348 continue; 349 for (lun = minlun; lun <= maxlun; lun++) { 350 /* 351 * See if there's a device present, and configure it. 352 */ 353 if (scsi_probe_device(sc, target, lun) == 0) 354 break; 355 /* otherwise something says we should look further */ 356 } 357 358 /* 359 * Now that we've discovered all of the LUNs on this 360 * I_T Nexus, update the xfer mode for all of them 361 * that we know about. 362 */ 363 scsipi_set_xfer_mode(chan, target, 1); 364 } 365 scsipi_adapter_delref(chan->chan_adapter); 366 return (0); 367 } 368 369 static int 370 scsibusrescan(device_t sc, const char *ifattr, 371 const int *locators) 372 { 373 374 KASSERT(ifattr && !strcmp(ifattr, "scsibus")); 375 KASSERT(locators); 376 377 return (scsi_probe_bus(device_private(sc), 378 locators[SCSIBUSCF_TARGET], locators[SCSIBUSCF_LUN])); 379 } 380 381 static void 382 scsidevdetached(device_t self, device_t child) 383 { 384 struct scsibus_softc *sc = device_private(self); 385 struct scsipi_channel *chan = sc->sc_channel; 386 struct scsipi_periph *periph; 387 int target, lun; 388 389 target = device_locator(child, SCSIBUSCF_TARGET); 390 lun = device_locator(child, SCSIBUSCF_LUN); 391 392 /* XXXSMP scsipi */ 393 KERNEL_LOCK(1, curlwp); 394 395 periph = scsipi_lookup_periph(chan, target, lun); 396 KASSERT(periph->periph_dev == child); 397 398 scsipi_remove_periph(chan, periph); 399 free(periph, M_DEVBUF); 400 401 /* XXXSMP scsipi */ 402 KERNEL_UNLOCK_ONE(curlwp); 403 } 404 405 /* 406 * Print out autoconfiguration information for a subdevice. 407 * 408 * This is a slight abuse of 'standard' autoconfiguration semantics, 409 * because 'print' functions don't normally print the colon and 410 * device information. However, in this case that's better than 411 * either printing redundant information before the attach message, 412 * or having the device driver call a special function to print out 413 * the standard device information. 414 */ 415 static int 416 scsibusprint(void *aux, const char *pnp) 417 { 418 struct scsipibus_attach_args *sa = aux; 419 struct scsipi_inquiry_pattern *inqbuf; 420 u_int8_t type; 421 const char *dtype; 422 char vendor[33], product[65], revision[17]; 423 int target, lun; 424 425 if (pnp != NULL) 426 aprint_normal("%s", pnp); 427 428 inqbuf = &sa->sa_inqbuf; 429 430 target = sa->sa_periph->periph_target; 431 lun = sa->sa_periph->periph_lun; 432 type = inqbuf->type & SID_TYPE; 433 434 dtype = scsipi_dtype(type); 435 436 scsipi_strvis(vendor, 33, inqbuf->vendor, 8); 437 scsipi_strvis(product, 65, inqbuf->product, 16); 438 scsipi_strvis(revision, 17, inqbuf->revision, 4); 439 440 aprint_normal(" target %d lun %d: <%s, %s, %s> %s %s", 441 target, lun, vendor, product, revision, dtype, 442 inqbuf->removable ? "removable" : "fixed"); 443 444 return (UNCONF); 445 } 446 447 static const struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = { 448 {{T_CDROM, T_REMOV, 449 "CHINON ", "CD-ROM CDS-431 ", ""}, PQUIRK_NOLUNS}, 450 {{T_CDROM, T_REMOV, 451 "CHINON ", "CD-ROM CDS-435 ", ""}, PQUIRK_NOLUNS}, 452 {{T_CDROM, T_REMOV, 453 "Chinon ", "CD-ROM CDS-525 ", ""}, PQUIRK_NOLUNS}, 454 {{T_CDROM, T_REMOV, 455 "CHINON ", "CD-ROM CDS-535 ", ""}, PQUIRK_NOLUNS}, 456 {{T_CDROM, T_REMOV, 457 "DEC ", "RRD42 (C) DEC ", ""}, PQUIRK_NOLUNS}, 458 {{T_CDROM, T_REMOV, 459 "DENON ", "DRD-25X ", "V"}, PQUIRK_NOLUNS}, 460 {{T_CDROM, T_REMOV, 461 "GENERIC ", "CRD-BP2 ", ""}, PQUIRK_NOLUNS}, 462 {{T_CDROM, T_REMOV, 463 "HP ", "C4324/C4325 ", ""}, PQUIRK_NOLUNS}, 464 {{T_CDROM, T_REMOV, 465 "IMS ", "CDD521/10 ", "2.06"}, PQUIRK_NOLUNS}, 466 {{T_CDROM, T_REMOV, 467 "MATSHITA", "CD-ROM CR-5XX ", "1.0b"}, PQUIRK_NOLUNS}, 468 {{T_CDROM, T_REMOV, 469 "MEDAVIS ", "RENO CD-ROMX2A ", ""}, PQUIRK_NOLUNS}, 470 {{T_CDROM, T_REMOV, 471 "MEDIAVIS", "CDR-H93MV ", "1.3"}, PQUIRK_NOLUNS}, 472 {{T_CDROM, T_REMOV, 473 "NEC ", "CD-ROM DRIVE:502", ""}, PQUIRK_NOLUNS}, 474 {{T_CDROM, T_REMOV, 475 "NEC ", "CD-ROM DRIVE:55 ", ""}, PQUIRK_NOLUNS}, 476 {{T_CDROM, T_REMOV, 477 "NEC ", "CD-ROM DRIVE:83 ", ""}, PQUIRK_NOLUNS}, 478 {{T_CDROM, T_REMOV, 479 "NEC ", "CD-ROM DRIVE:84 ", ""}, PQUIRK_NOLUNS}, 480 {{T_CDROM, T_REMOV, 481 "NEC ", "CD-ROM DRIVE:841", ""}, PQUIRK_NOLUNS}, 482 {{T_CDROM, T_REMOV, 483 "OLYMPUS ", "CDS620E ", "1.1d"}, 484 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOCAPACITY}, 485 {{T_CDROM, T_REMOV, 486 "PIONEER ", "CD-ROM DR-124X ", "1.01"}, PQUIRK_NOLUNS}, 487 {{T_CDROM, T_REMOV, 488 "PLEXTOR ", "CD-ROM PX-4XCS ", "1.01"}, 489 PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 490 {{T_CDROM, T_REMOV, 491 "SONY ", "CD-ROM CDU-541 ", ""}, PQUIRK_NOLUNS}, 492 {{T_CDROM, T_REMOV, 493 "SONY ", "CD-ROM CDU-55S ", ""}, PQUIRK_NOLUNS}, 494 {{T_CDROM, T_REMOV, 495 "SONY ", "CD-ROM CDU-561 ", ""}, PQUIRK_NOLUNS}, 496 {{T_CDROM, T_REMOV, 497 "SONY ", "CD-ROM CDU-76S", ""}, 498 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 499 {{T_CDROM, T_REMOV, 500 "SONY ", "CD-ROM CDU-8003A", ""}, PQUIRK_NOLUNS}, 501 {{T_CDROM, T_REMOV, 502 "SONY ", "CD-ROM CDU-8012 ", ""}, PQUIRK_NOLUNS}, 503 {{T_CDROM, T_REMOV, 504 "TEAC ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 505 {{T_CDROM, T_REMOV, 506 "TEAC ", "CD-ROM CD-56S ", "1.0B"}, PQUIRK_NOLUNS}, 507 {{T_CDROM, T_REMOV, 508 "TEXEL ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 509 {{T_CDROM, T_REMOV, 510 "TEXEL ", "CD-ROM DM-XX24 K", "1.09"}, PQUIRK_NOLUNS}, 511 {{T_CDROM, T_REMOV, 512 "TEXEL ", "CD-ROM DM-XX24 K", "1.10"}, PQUIRK_NOLUNS}, 513 {{T_CDROM, T_REMOV, 514 "TOSHIBA ", "XM-4101TASUNSLCD", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 515 /* "IBM CDRM00201 !F" 0724 is an IBM OEM Toshiba XM-4101BME */ 516 {{T_CDROM, T_REMOV, 517 "IBM ", "CDRM00201 !F", "0724"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 518 {{T_CDROM, T_REMOV, 519 "ShinaKen", "CD-ROM DM-3x1S", "1.04"}, PQUIRK_NOLUNS}, 520 {{T_CDROM, T_REMOV, 521 "JVC ", "R2626", ""}, PQUIRK_NOLUNS}, 522 {{T_CDROM, T_REMOV, 523 "YAMAHA", "CRW8424S", ""}, PQUIRK_NOLUNS}, 524 {{T_CDROM, T_REMOV, 525 "NEC ", "CD-ROM DRIVE:222", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 526 527 {{T_DIRECT, T_FIXED, 528 "MICROP ", "1588-15MBSUN0669", ""}, PQUIRK_AUTOSAVE}, 529 {{T_DIRECT, T_FIXED, 530 "MICROP ", "2217-15MQ1091501", ""}, PQUIRK_NOSYNCCACHE}, 531 {{T_OPTICAL, T_REMOV, 532 "EPSON ", "OMD-5010 ", "3.08"}, PQUIRK_NOLUNS}, 533 {{T_DIRECT, T_FIXED, 534 "ADAPTEC ", "AEC-4412BD", "1.2A"}, PQUIRK_NOMODESENSE}, 535 {{T_DIRECT, T_FIXED, 536 "ADAPTEC ", "ACB-4000", ""}, PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE|PQUIRK_NOMODESENSE}, 537 {{T_DIRECT, T_FIXED, 538 "DEC ", "RZ55 (C) DEC", ""}, PQUIRK_AUTOSAVE}, 539 {{T_DIRECT, T_FIXED, 540 "EMULEX ", "MD21/S2 ESDI", "A00"}, 541 PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE}, 542 {{T_DIRECT, T_FIXED, 543 "MICROP", "1548-15MZ1077801", "HZ2P"}, PQUIRK_NOTAG}, 544 {{T_DIRECT, T_FIXED, 545 "HP ", "C372", ""}, PQUIRK_NOTAG}, 546 {{T_DIRECT, T_FIXED, 547 "IBMRAID ", "0662S", ""}, PQUIRK_AUTOSAVE}, 548 {{T_DIRECT, T_FIXED, 549 "IBM ", "0663H", ""}, PQUIRK_AUTOSAVE}, 550 {{T_DIRECT, T_FIXED, 551 "IBM", "0664", ""}, PQUIRK_AUTOSAVE}, 552 {{T_DIRECT, T_FIXED, 553 /* improperly report DT-only sync mode */ 554 "IBM ", "DXHS36D", ""}, 555 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 556 {{T_DIRECT, T_FIXED, 557 "IBM ", "DXHS18Y", ""}, 558 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 559 {{T_DIRECT, T_FIXED, 560 "IBM ", "H3171-S2", ""}, 561 PQUIRK_NOLUNS|PQUIRK_AUTOSAVE}, 562 {{T_DIRECT, T_FIXED, 563 "IBM ", "KZ-C", ""}, PQUIRK_AUTOSAVE}, 564 /* Broken IBM disk */ 565 {{T_DIRECT, T_FIXED, 566 "" , "DFRSS2F", ""}, PQUIRK_AUTOSAVE}, 567 {{T_DIRECT, T_FIXED, 568 "Initio ", "", ""}, PQUIRK_NOBIGMODESENSE}, 569 {{T_DIRECT, T_REMOV, 570 "MPL ", "MC-DISK- ", ""}, PQUIRK_NOLUNS}, 571 {{T_DIRECT, T_FIXED, 572 "MAXTOR ", "XT-3280 ", ""}, PQUIRK_NOLUNS}, 573 {{T_DIRECT, T_FIXED, 574 "MAXTOR ", "XT-4380S ", ""}, PQUIRK_NOLUNS}, 575 {{T_DIRECT, T_FIXED, 576 "MAXTOR ", "MXT-1240S ", ""}, PQUIRK_NOLUNS}, 577 {{T_DIRECT, T_FIXED, 578 "MAXTOR ", "XT-4170S ", ""}, PQUIRK_NOLUNS}, 579 {{T_DIRECT, T_FIXED, 580 "MAXTOR ", "XT-8760S", ""}, PQUIRK_NOLUNS}, 581 {{T_DIRECT, T_FIXED, 582 "MAXTOR ", "LXT-213S ", ""}, PQUIRK_NOLUNS}, 583 {{T_DIRECT, T_FIXED, 584 "MAXTOR ", "LXT-213S SUN0207", ""}, PQUIRK_NOLUNS}, 585 {{T_DIRECT, T_FIXED, 586 "MAXTOR ", "LXT-200S ", ""}, PQUIRK_NOLUNS}, 587 {{T_DIRECT, T_FIXED, 588 "MEGADRV ", "EV1000", ""}, PQUIRK_NOMODESENSE}, 589 {{T_DIRECT, T_FIXED, 590 "MICROP", "1991-27MZ", ""}, PQUIRK_NOTAG}, 591 {{T_DIRECT, T_FIXED, 592 "MST ", "SnapLink ", ""}, PQUIRK_NOLUNS}, 593 {{T_DIRECT, T_FIXED, 594 "NEC ", "D3847 ", "0307"}, PQUIRK_NOLUNS}, 595 {{T_DIRECT, T_FIXED, 596 "QUANTUM ", "ELS85S ", ""}, PQUIRK_AUTOSAVE}, 597 {{T_DIRECT, T_FIXED, 598 "QUANTUM ", "LPS525S ", ""}, PQUIRK_NOLUNS}, 599 {{T_DIRECT, T_FIXED, 600 "QUANTUM ", "P105S 910-10-94x", ""}, PQUIRK_NOLUNS}, 601 {{T_DIRECT, T_FIXED, 602 "QUANTUM ", "PD1225S ", ""}, PQUIRK_NOLUNS}, 603 {{T_DIRECT, T_FIXED, 604 "QUANTUM ", "PD210S SUN0207", ""}, PQUIRK_NOLUNS}, 605 {{T_DIRECT, T_FIXED, 606 "QUANTUM ", "ATLAS IV 9 WLS", "0A0A"}, PQUIRK_CAP_NODT}, 607 {{T_DIRECT, T_FIXED, 608 "RODIME ", "RO3000S ", ""}, PQUIRK_NOLUNS}, 609 {{T_DIRECT, T_FIXED, 610 "SEAGATE ", "ST125N ", ""}, PQUIRK_NOLUNS}, 611 {{T_DIRECT, T_FIXED, 612 "SEAGATE ", "ST157N ", ""}, PQUIRK_NOLUNS}, 613 {{T_DIRECT, T_FIXED, 614 "SEAGATE ", "ST296 ", ""}, PQUIRK_NOLUNS}, 615 {{T_DIRECT, T_FIXED, 616 "SEAGATE ", "ST296N ", ""}, PQUIRK_NOLUNS}, 617 {{T_DIRECT, T_FIXED, 618 "SEAGATE ", "ST318404LC ", ""}, PQUIRK_NOLUNS}, 619 {{T_DIRECT, T_FIXED, 620 "SEAGATE ", "ST15150N ", ""}, PQUIRK_NOTAG}, 621 {{T_DIRECT, T_FIXED, 622 "SEAGATE ", "ST19171", ""}, PQUIRK_NOMODESENSE}, 623 {{T_DIRECT, T_FIXED, 624 "SEAGATE ", "ST32430N", ""}, PQUIRK_CAP_SYNC}, 625 {{T_DIRECT, T_FIXED, 626 "SEAGATE ", "ST34501FC ", ""}, PQUIRK_NOMODESENSE}, 627 {{T_DIRECT, T_FIXED, 628 "SEAGATE ", "SX910800N", ""}, PQUIRK_NOTAG}, 629 {{T_DIRECT, T_FIXED, 630 "TOSHIBA ", "MK538FB ", "6027"}, PQUIRK_NOLUNS}, 631 {{T_DIRECT, T_FIXED, 632 "MICROP ", "1924", ""}, PQUIRK_CAP_SYNC}, 633 {{T_DIRECT, T_FIXED, 634 "FUJITSU ", "M2266", ""}, PQUIRK_CAP_SYNC}, 635 {{T_DIRECT, T_FIXED, 636 "FUJITSU ", "M2624S-512 ", ""}, PQUIRK_CAP_SYNC}, 637 {{T_DIRECT, T_FIXED, 638 "SEAGATE ", "SX336704LC" , ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 639 {{T_DIRECT, T_FIXED, 640 "SEAGATE ", "SX173404LC", ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 641 642 {{T_DIRECT, T_REMOV, 643 "IOMEGA", "ZIP 100", "J.03"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 644 {{T_DIRECT, T_REMOV, 645 "INSITE", "I325VM", ""}, PQUIRK_NOLUNS}, 646 647 /* XXX: QIC-36 tape behind Emulex adapter. Very broken. */ 648 {{T_SEQUENTIAL, T_REMOV, 649 " ", " ", " "}, PQUIRK_NOLUNS}, 650 {{T_SEQUENTIAL, T_REMOV, 651 "EMULEX ", "MT-02 QIC ", ""}, PQUIRK_NOLUNS}, 652 {{T_SEQUENTIAL, T_REMOV, 653 "CALIPER ", "CP150 ", ""}, PQUIRK_NOLUNS}, 654 {{T_SEQUENTIAL, T_REMOV, 655 "EXABYTE ", "EXB-8200 ", ""}, PQUIRK_NOLUNS}, 656 {{T_SEQUENTIAL, T_REMOV, 657 "SONY ", "GY-10C ", ""}, PQUIRK_NOLUNS}, 658 {{T_SEQUENTIAL, T_REMOV, 659 "SONY ", "SDT-2000 ", "2.09"}, PQUIRK_NOLUNS}, 660 {{T_SEQUENTIAL, T_REMOV, 661 "SONY ", "SDT-5000 ", "3."}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 662 {{T_SEQUENTIAL, T_REMOV, 663 "SONY ", "SDT-5200 ", "3."}, PQUIRK_NOLUNS}, 664 {{T_SEQUENTIAL, T_REMOV, 665 "TANDBERG", " TDC 3600 ", ""}, PQUIRK_NOLUNS}, 666 /* Following entry reported as a Tandberg 3600; ref. PR1933 */ 667 {{T_SEQUENTIAL, T_REMOV, 668 "ARCHIVE ", "VIPER 150 21247", ""}, PQUIRK_NOLUNS}, 669 /* Following entry for a Cipher ST150S; ref. PR4171 */ 670 {{T_SEQUENTIAL, T_REMOV, 671 "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, PQUIRK_NOLUNS}, 672 {{T_SEQUENTIAL, T_REMOV, 673 "ARCHIVE ", "Python 28454-XXX", ""}, PQUIRK_NOLUNS}, 674 {{T_SEQUENTIAL, T_REMOV, 675 "WANGTEK ", "5099ES SCSI", ""}, PQUIRK_NOLUNS}, 676 {{T_SEQUENTIAL, T_REMOV, 677 "WANGTEK ", "5150ES SCSI", ""}, PQUIRK_NOLUNS}, 678 {{T_SEQUENTIAL, T_REMOV, 679 "WANGTEK ", "SCSI-36", ""}, PQUIRK_NOLUNS}, 680 {{T_SEQUENTIAL, T_REMOV, 681 "WangDAT ", "Model 1300 ", "02.4"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 682 {{T_SEQUENTIAL, T_REMOV, 683 "WangDAT ", "Model 2600 ", "01.7"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 684 {{T_SEQUENTIAL, T_REMOV, 685 "WangDAT ", "Model 3200 ", "02.2"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 686 {{T_SEQUENTIAL, T_REMOV, 687 "TEAC ", "MT-2ST/N50 ", ""}, PQUIRK_NOLUNS}, 688 689 {{T_SCANNER, T_FIXED, 690 "RICOH ", "IS60 ", "1R08"}, PQUIRK_NOLUNS}, 691 {{T_SCANNER, T_FIXED, 692 "UMAX ", "Astra 1200S ", "V2.9"}, PQUIRK_NOLUNS}, 693 {{T_SCANNER, T_FIXED, 694 "UMAX ", "Astra 1220S ", ""}, PQUIRK_NOLUNS}, 695 {{T_SCANNER, T_FIXED, 696 "UMAX ", "UMAX S-6E ", "V2.0"}, PQUIRK_NOLUNS}, 697 {{T_SCANNER, T_FIXED, 698 "UMAX ", "UMAX S-12 ", "V2.1"}, PQUIRK_NOLUNS}, 699 {{T_SCANNER, T_FIXED, 700 "ULTIMA ", "A6000C ", ""}, PQUIRK_NOLUNS}, 701 {{T_PROCESSOR, T_FIXED, 702 "ESG-SHV", "SCA HSBP M15", ""}, PQUIRK_NOLUNS}, 703 {{T_PROCESSOR, T_FIXED, 704 "SYMBIOS", "", ""}, PQUIRK_NOLUNS}, 705 {{T_PROCESSOR, T_FIXED, 706 "LITRONIC", "PCMCIA ", ""}, PQUIRK_NOLUNS}, 707 {{T_CHANGER, T_REMOV, 708 "SONY ", "CDL1100 ", ""}, PQUIRK_NOLUNS}, 709 {{T_ENCLOSURE, T_FIXED, 710 "SUN ", "SENA ", ""}, PQUIRK_NOLUNS}, 711 }; 712 713 /* 714 * given a target and lun, ask the device what 715 * it is, and find the correct driver table 716 * entry. 717 */ 718 static int 719 scsi_probe_device(struct scsibus_softc *sc, int target, int lun) 720 { 721 struct scsipi_channel *chan = sc->sc_channel; 722 struct scsipi_periph *periph; 723 struct scsipi_inquiry_data inqbuf; 724 const struct scsi_quirk_inquiry_pattern *finger; 725 int checkdtype, priority, docontinue, quirks; 726 struct scsipibus_attach_args sa; 727 cfdata_t cf; 728 int locs[SCSIBUSCF_NLOCS]; 729 device_t chld; 730 731 /* 732 * Assume no more luns to search after this one. 733 * If we successfully get Inquiry data and after 734 * merging quirks we find we can probe for more 735 * luns, we will. 736 */ 737 docontinue = 0; 738 739 /* Skip this slot if it is already attached. */ 740 if (scsipi_lookup_periph(chan, target, lun) != NULL) 741 return (docontinue); 742 743 periph = scsipi_alloc_periph(M_NOWAIT); 744 if (periph == NULL) { 745 #ifdef DIAGNOSTIC 746 aprint_error_dev(sc->sc_dev, 747 "cannot allocate periph for target %d lun %d\n", 748 target, lun); 749 #endif 750 return (ENOMEM); 751 } 752 periph->periph_channel = chan; 753 periph->periph_switch = &scsi_probe_dev; 754 755 periph->periph_target = target; 756 periph->periph_lun = lun; 757 periph->periph_quirks = chan->chan_defquirks; 758 759 #ifdef SCSIPI_DEBUG 760 if (SCSIPI_DEBUG_TYPE == SCSIPI_BUSTYPE_SCSI && 761 SCSIPI_DEBUG_TARGET == target && 762 SCSIPI_DEBUG_LUN == lun) 763 periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS; 764 #endif 765 766 /* 767 * Ask the device what it is 768 */ 769 770 #ifdef SCSI_2_DEF 771 /* some devices need to be told to go to SCSI2 */ 772 /* However some just explode if you tell them this.. leave it out */ 773 scsi_change_def(periph, XS_CTL_DISCOVERY | XS_CTL_SILENT); 774 #endif /* SCSI_2_DEF */ 775 776 /* Now go ask the device all about itself. */ 777 memset(&inqbuf, 0, sizeof(inqbuf)); 778 { 779 u_int8_t *extension = &inqbuf.flags1; 780 int len = 0; 781 while (len < 3) 782 extension[len++] = '\0'; 783 while (len < 3 + 28) 784 extension[len++] = ' '; 785 while (len < 3 + 28 + 20) 786 extension[len++] = '\0'; 787 while (len < 3 + 28 + 20 + 1) 788 extension[len++] = '\0'; 789 while (len < 3 + 28 + 20 + 1 + 1) 790 extension[len++] = '\0'; 791 while (len < 3 + 28 + 20 + 1 + 1 + (8*2)) 792 extension[len++] = ' '; 793 } 794 if (scsipi_inquire(periph, &inqbuf, XS_CTL_DISCOVERY | XS_CTL_SILENT)) 795 goto bad; 796 797 periph->periph_type = inqbuf.device & SID_TYPE; 798 if (inqbuf.dev_qual2 & SID_REMOVABLE) 799 periph->periph_flags |= PERIPH_REMOVABLE; 800 periph->periph_version = inqbuf.version & SID_ANSII; 801 802 /* 803 * Any device qualifier that has the top bit set (qualifier&4 != 0) 804 * is vendor specific and won't match in this switch. 805 * All we do here is throw out bad/negative responses. 806 */ 807 checkdtype = 0; 808 switch (inqbuf.device & SID_QUAL) { 809 case SID_QUAL_LU_PRESENT: 810 checkdtype = 1; 811 break; 812 813 case SID_QUAL_LU_NOTPRESENT: 814 case SID_QUAL_reserved: 815 case SID_QUAL_LU_NOT_SUPP: 816 goto bad; 817 818 default: 819 break; 820 } 821 822 /* Let the adapter driver handle the device separatley if it wants. */ 823 if (chan->chan_adapter->adapt_accesschk != NULL && 824 (*chan->chan_adapter->adapt_accesschk)(periph, &sa.sa_inqbuf)) 825 goto bad; 826 827 if (checkdtype) { 828 switch (periph->periph_type) { 829 case T_DIRECT: 830 case T_SEQUENTIAL: 831 case T_PRINTER: 832 case T_PROCESSOR: 833 case T_WORM: 834 case T_CDROM: 835 case T_SCANNER: 836 case T_OPTICAL: 837 case T_CHANGER: 838 case T_COMM: 839 case T_IT8_1: 840 case T_IT8_2: 841 case T_STORARRAY: 842 case T_ENCLOSURE: 843 case T_SIMPLE_DIRECT: 844 case T_OPTIC_CARD_RW: 845 case T_OBJECT_STORED: 846 default: 847 break; 848 case T_NODEVICE: 849 goto bad; 850 } 851 } 852 853 sa.sa_periph = periph; 854 sa.sa_inqbuf.type = inqbuf.device; 855 sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ? 856 T_REMOV : T_FIXED; 857 sa.sa_inqbuf.vendor = inqbuf.vendor; 858 sa.sa_inqbuf.product = inqbuf.product; 859 sa.sa_inqbuf.revision = inqbuf.revision; 860 sa.scsipi_info.scsi_version = inqbuf.version; 861 sa.sa_inqptr = &inqbuf; 862 863 finger = scsipi_inqmatch( 864 &sa.sa_inqbuf, scsi_quirk_patterns, 865 sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]), 866 sizeof(scsi_quirk_patterns[0]), &priority); 867 868 if (finger != NULL) 869 quirks = finger->quirks; 870 else 871 quirks = 0; 872 873 /* 874 * Determine the operating mode capabilities of the device. 875 */ 876 if (periph->periph_version >= 2) { 877 if ((inqbuf.flags3 & SID_CmdQue) != 0 && 878 (quirks & PQUIRK_NOTAG) == 0) 879 periph->periph_cap |= PERIPH_CAP_TQING; 880 if ((inqbuf.flags3 & SID_Linked) != 0) 881 periph->periph_cap |= PERIPH_CAP_LINKCMDS; 882 if ((inqbuf.flags3 & SID_Sync) != 0 && 883 (quirks & PQUIRK_NOSYNC) == 0) 884 periph->periph_cap |= PERIPH_CAP_SYNC; 885 if ((inqbuf.flags3 & SID_WBus16) != 0 && 886 (quirks & PQUIRK_NOWIDE) == 0) 887 periph->periph_cap |= PERIPH_CAP_WIDE16; 888 if ((inqbuf.flags3 & SID_WBus32) != 0 && 889 (quirks & PQUIRK_NOWIDE) == 0) 890 periph->periph_cap |= PERIPH_CAP_WIDE32; 891 if ((inqbuf.flags3 & SID_SftRe) != 0) 892 periph->periph_cap |= PERIPH_CAP_SFTRESET; 893 if ((inqbuf.flags3 & SID_RelAdr) != 0) 894 periph->periph_cap |= PERIPH_CAP_RELADR; 895 /* SPC-2 */ 896 if (periph->periph_version >= 3 && 897 !(quirks & PQUIRK_CAP_NODT)){ 898 /* 899 * Report ST clocking though CAP_WIDExx/CAP_SYNC. 900 * If the device only supports DT, clear these 901 * flags (DT implies SYNC and WIDE) 902 */ 903 switch (inqbuf.flags4 & SID_Clocking) { 904 case SID_CLOCKING_DT_ONLY: 905 periph->periph_cap &= 906 ~(PERIPH_CAP_SYNC | 907 PERIPH_CAP_WIDE16 | 908 PERIPH_CAP_WIDE32); 909 /* FALLTHROUGH */ 910 case SID_CLOCKING_SD_DT: 911 periph->periph_cap |= PERIPH_CAP_DT; 912 break; 913 default: /* ST only or invalid */ 914 /* nothing to do */ 915 break; 916 } 917 } 918 if (periph->periph_version >= 3) { 919 if (inqbuf.flags4 & SID_IUS) 920 periph->periph_cap |= PERIPH_CAP_IUS; 921 if (inqbuf.flags4 & SID_QAS) 922 periph->periph_cap |= PERIPH_CAP_QAS; 923 } 924 } 925 if (quirks & PQUIRK_CAP_SYNC) 926 periph->periph_cap |= PERIPH_CAP_SYNC; 927 if (quirks & PQUIRK_CAP_WIDE16) 928 periph->periph_cap |= PERIPH_CAP_WIDE16; 929 930 /* 931 * Now apply any quirks from the table. 932 */ 933 periph->periph_quirks |= quirks; 934 if (periph->periph_version == 0 && 935 (periph->periph_quirks & PQUIRK_FORCELUNS) == 0) 936 periph->periph_quirks |= PQUIRK_NOLUNS; 937 938 if ((periph->periph_quirks & PQUIRK_NOLUNS) == 0) 939 docontinue = 1; 940 941 locs[SCSIBUSCF_TARGET] = target; 942 locs[SCSIBUSCF_LUN] = lun; 943 944 if ((cf = config_search_loc(config_stdsubmatch, sc->sc_dev, 945 "scsibus", locs, &sa)) != NULL) { 946 scsipi_insert_periph(chan, periph); 947 /* 948 * XXX Can't assign periph_dev here, because we'll 949 * XXX need it before config_attach() returns. Must 950 * XXX assign it in periph driver. 951 */ 952 chld = config_attach_loc(sc->sc_dev, cf, locs, &sa, 953 scsibusprint); 954 } else { 955 scsibusprint(&sa, device_xname(sc->sc_dev)); 956 aprint_normal(" not configured\n"); 957 goto bad; 958 } 959 960 return (docontinue); 961 962 bad: 963 free(periph, M_DEVBUF); 964 return (docontinue); 965 } 966 967 /****** Entry points for user control of the SCSI bus. ******/ 968 969 static int 970 scsibusopen(dev_t dev, int flag, int fmt, 971 struct lwp *l) 972 { 973 struct scsibus_softc *sc; 974 int error, unit = minor(dev); 975 976 sc = device_lookup_private(&scsibus_cd, unit); 977 if (sc == NULL) 978 return (ENXIO); 979 980 if (sc->sc_flags & SCSIBUSF_OPEN) 981 return (EBUSY); 982 983 if ((error = scsipi_adapter_addref(sc->sc_channel->chan_adapter)) != 0) 984 return (error); 985 986 sc->sc_flags |= SCSIBUSF_OPEN; 987 988 return (0); 989 } 990 991 static int 992 scsibusclose(dev_t dev, int flag, int fmt, 993 struct lwp *l) 994 { 995 struct scsibus_softc *sc; 996 997 sc = device_lookup_private(&scsibus_cd, minor(dev)); 998 scsipi_adapter_delref(sc->sc_channel->chan_adapter); 999 1000 sc->sc_flags &= ~SCSIBUSF_OPEN; 1001 1002 return (0); 1003 } 1004 1005 static int 1006 scsibusioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 1007 { 1008 struct scsibus_softc *sc; 1009 struct scsipi_channel *chan; 1010 int error; 1011 1012 sc = device_lookup_private(&scsibus_cd, minor(dev)); 1013 chan = sc->sc_channel; 1014 1015 /* 1016 * Enforce write permission for ioctls that change the 1017 * state of the bus. Host adapter specific ioctls must 1018 * be checked by the adapter driver. 1019 */ 1020 switch (cmd) { 1021 case SCBUSIOSCAN: 1022 case SCBUSIODETACH: 1023 case SCBUSIORESET: 1024 if ((flag & FWRITE) == 0) 1025 return (EBADF); 1026 } 1027 1028 switch (cmd) { 1029 case SCBUSIOSCAN: 1030 { 1031 struct scbusioscan_args *a = 1032 (struct scbusioscan_args *)addr; 1033 1034 error = scsi_probe_bus(sc, a->sa_target, a->sa_lun); 1035 break; 1036 } 1037 1038 case SCBUSIODETACH: 1039 { 1040 struct scbusiodetach_args *a = 1041 (struct scbusiodetach_args *)addr; 1042 1043 error = scsipi_target_detach(chan, a->sa_target, a->sa_lun, 0); 1044 break; 1045 } 1046 1047 1048 case SCBUSIORESET: 1049 /* FALLTHROUGH */ 1050 default: 1051 if (chan->chan_adapter->adapt_ioctl == NULL) 1052 error = ENOTTY; 1053 else 1054 error = (*chan->chan_adapter->adapt_ioctl)(chan, 1055 cmd, addr, flag, l->l_proc); 1056 break; 1057 } 1058 1059 return (error); 1060 } 1061