1 /* $NetBSD: scsiconf.c,v 1.260 2011/04/18 01:47:28 rmind 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 1.260 2011/04/18 01:47:28 rmind 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 pmf_device_deregister(self); 260 261 /* 262 * Process outstanding commands (which will never complete as the 263 * controller is gone). 264 */ 265 for (ctarget = 0; ctarget < chan->chan_ntargets; ctarget++) { 266 if (ctarget == chan->chan_id) 267 continue; 268 for (clun = 0; clun < chan->chan_nluns; clun++) { 269 periph = scsipi_lookup_periph(chan, ctarget, clun); 270 if (periph == NULL) 271 continue; 272 TAILQ_FOREACH(xs, &periph->periph_xferq, device_q) { 273 callout_stop(&xs->xs_callout); 274 xs->error = XS_DRIVER_STUFFUP; 275 scsipi_done(xs); 276 } 277 } 278 } 279 280 /* 281 * Detach all of the periphs. 282 */ 283 error = scsipi_target_detach(chan, -1, -1, flags); 284 285 /* 286 * Now shut down the channel. 287 * XXX only if no errors ? 288 */ 289 scsipi_channel_shutdown(chan); 290 return (error); 291 } 292 293 /* 294 * Probe the requested scsi bus. It must be already set up. 295 * target and lun optionally narrow the search if not -1 296 */ 297 int 298 scsi_probe_bus(struct scsibus_softc *sc, int target, int lun) 299 { 300 struct scsipi_channel *chan = sc->sc_channel; 301 int maxtarget, mintarget, maxlun, minlun; 302 int error; 303 304 if (target == -1) { 305 maxtarget = chan->chan_ntargets - 1; 306 mintarget = 0; 307 } else { 308 if (target < 0 || target >= chan->chan_ntargets) 309 return (EINVAL); 310 maxtarget = mintarget = target; 311 } 312 313 if (lun == -1) { 314 maxlun = chan->chan_nluns - 1; 315 minlun = 0; 316 } else { 317 if (lun < 0 || lun >= chan->chan_nluns) 318 return (EINVAL); 319 maxlun = minlun = lun; 320 } 321 322 /* 323 * Some HBAs provide an abstracted view of the bus; give them an 324 * oppertunity to re-scan it before we do. 325 */ 326 if (chan->chan_adapter->adapt_ioctl != NULL) 327 (*chan->chan_adapter->adapt_ioctl)(chan, SCBUSIOLLSCAN, NULL, 328 0, curproc); 329 330 if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0) 331 return (error); 332 for (target = mintarget; target <= maxtarget; target++) { 333 if (target == chan->chan_id) 334 continue; 335 for (lun = minlun; lun <= maxlun; lun++) { 336 /* 337 * See if there's a device present, and configure it. 338 */ 339 if (scsi_probe_device(sc, target, lun) == 0) 340 break; 341 /* otherwise something says we should look further */ 342 } 343 344 /* 345 * Now that we've discovered all of the LUNs on this 346 * I_T Nexus, update the xfer mode for all of them 347 * that we know about. 348 */ 349 scsipi_set_xfer_mode(chan, target, 1); 350 } 351 scsipi_adapter_delref(chan->chan_adapter); 352 return (0); 353 } 354 355 static int 356 scsibusrescan(device_t sc, const char *ifattr, 357 const int *locators) 358 { 359 360 KASSERT(ifattr && !strcmp(ifattr, "scsibus")); 361 KASSERT(locators); 362 363 return (scsi_probe_bus(device_private(sc), 364 locators[SCSIBUSCF_TARGET], locators[SCSIBUSCF_LUN])); 365 } 366 367 static void 368 scsidevdetached(device_t self, device_t child) 369 { 370 struct scsibus_softc *sc = device_private(self); 371 struct scsipi_channel *chan = sc->sc_channel; 372 struct scsipi_periph *periph; 373 int target, lun; 374 375 target = device_locator(child, SCSIBUSCF_TARGET); 376 lun = device_locator(child, SCSIBUSCF_LUN); 377 378 periph = scsipi_lookup_periph(chan, target, lun); 379 KASSERT(periph->periph_dev == child); 380 381 scsipi_remove_periph(chan, periph); 382 free(periph, M_DEVBUF); 383 } 384 385 /* 386 * Print out autoconfiguration information for a subdevice. 387 * 388 * This is a slight abuse of 'standard' autoconfiguration semantics, 389 * because 'print' functions don't normally print the colon and 390 * device information. However, in this case that's better than 391 * either printing redundant information before the attach message, 392 * or having the device driver call a special function to print out 393 * the standard device information. 394 */ 395 static int 396 scsibusprint(void *aux, const char *pnp) 397 { 398 struct scsipibus_attach_args *sa = aux; 399 struct scsipi_inquiry_pattern *inqbuf; 400 u_int8_t type; 401 const char *dtype; 402 char vendor[33], product[65], revision[17]; 403 int target, lun; 404 405 if (pnp != NULL) 406 aprint_normal("%s", pnp); 407 408 inqbuf = &sa->sa_inqbuf; 409 410 target = sa->sa_periph->periph_target; 411 lun = sa->sa_periph->periph_lun; 412 type = inqbuf->type & SID_TYPE; 413 414 dtype = scsipi_dtype(type); 415 416 scsipi_strvis(vendor, 33, inqbuf->vendor, 8); 417 scsipi_strvis(product, 65, inqbuf->product, 16); 418 scsipi_strvis(revision, 17, inqbuf->revision, 4); 419 420 aprint_normal(" target %d lun %d: <%s, %s, %s> %s %s", 421 target, lun, vendor, product, revision, dtype, 422 inqbuf->removable ? "removable" : "fixed"); 423 424 return (UNCONF); 425 } 426 427 static const struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = { 428 {{T_CDROM, T_REMOV, 429 "CHINON ", "CD-ROM CDS-431 ", ""}, PQUIRK_NOLUNS}, 430 {{T_CDROM, T_REMOV, 431 "CHINON ", "CD-ROM CDS-435 ", ""}, PQUIRK_NOLUNS}, 432 {{T_CDROM, T_REMOV, 433 "Chinon ", "CD-ROM CDS-525 ", ""}, PQUIRK_NOLUNS}, 434 {{T_CDROM, T_REMOV, 435 "CHINON ", "CD-ROM CDS-535 ", ""}, PQUIRK_NOLUNS}, 436 {{T_CDROM, T_REMOV, 437 "DEC ", "RRD42 (C) DEC ", ""}, PQUIRK_NOLUNS}, 438 {{T_CDROM, T_REMOV, 439 "DENON ", "DRD-25X ", "V"}, PQUIRK_NOLUNS}, 440 {{T_CDROM, T_REMOV, 441 "GENERIC ", "CRD-BP2 ", ""}, PQUIRK_NOLUNS}, 442 {{T_CDROM, T_REMOV, 443 "HP ", "C4324/C4325 ", ""}, PQUIRK_NOLUNS}, 444 {{T_CDROM, T_REMOV, 445 "IMS ", "CDD521/10 ", "2.06"}, PQUIRK_NOLUNS}, 446 {{T_CDROM, T_REMOV, 447 "MATSHITA", "CD-ROM CR-5XX ", "1.0b"}, PQUIRK_NOLUNS}, 448 {{T_CDROM, T_REMOV, 449 "MEDAVIS ", "RENO CD-ROMX2A ", ""}, PQUIRK_NOLUNS}, 450 {{T_CDROM, T_REMOV, 451 "MEDIAVIS", "CDR-H93MV ", "1.3"}, PQUIRK_NOLUNS}, 452 {{T_CDROM, T_REMOV, 453 "NEC ", "CD-ROM DRIVE:502", ""}, PQUIRK_NOLUNS}, 454 {{T_CDROM, T_REMOV, 455 "NEC ", "CD-ROM DRIVE:55 ", ""}, PQUIRK_NOLUNS}, 456 {{T_CDROM, T_REMOV, 457 "NEC ", "CD-ROM DRIVE:83 ", ""}, PQUIRK_NOLUNS}, 458 {{T_CDROM, T_REMOV, 459 "NEC ", "CD-ROM DRIVE:84 ", ""}, PQUIRK_NOLUNS}, 460 {{T_CDROM, T_REMOV, 461 "NEC ", "CD-ROM DRIVE:841", ""}, PQUIRK_NOLUNS}, 462 {{T_CDROM, T_REMOV, 463 "OLYMPUS ", "CDS620E ", "1.1d"}, 464 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOCAPACITY}, 465 {{T_CDROM, T_REMOV, 466 "PIONEER ", "CD-ROM DR-124X ", "1.01"}, PQUIRK_NOLUNS}, 467 {{T_CDROM, T_REMOV, 468 "PLEXTOR ", "CD-ROM PX-4XCS ", "1.01"}, 469 PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 470 {{T_CDROM, T_REMOV, 471 "SONY ", "CD-ROM CDU-541 ", ""}, PQUIRK_NOLUNS}, 472 {{T_CDROM, T_REMOV, 473 "SONY ", "CD-ROM CDU-55S ", ""}, PQUIRK_NOLUNS}, 474 {{T_CDROM, T_REMOV, 475 "SONY ", "CD-ROM CDU-561 ", ""}, PQUIRK_NOLUNS}, 476 {{T_CDROM, T_REMOV, 477 "SONY ", "CD-ROM CDU-76S", ""}, 478 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 479 {{T_CDROM, T_REMOV, 480 "SONY ", "CD-ROM CDU-8003A", ""}, PQUIRK_NOLUNS}, 481 {{T_CDROM, T_REMOV, 482 "SONY ", "CD-ROM CDU-8012 ", ""}, PQUIRK_NOLUNS}, 483 {{T_CDROM, T_REMOV, 484 "TEAC ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 485 {{T_CDROM, T_REMOV, 486 "TEAC ", "CD-ROM CD-56S ", "1.0B"}, PQUIRK_NOLUNS}, 487 {{T_CDROM, T_REMOV, 488 "TEXEL ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 489 {{T_CDROM, T_REMOV, 490 "TEXEL ", "CD-ROM DM-XX24 K", "1.09"}, PQUIRK_NOLUNS}, 491 {{T_CDROM, T_REMOV, 492 "TEXEL ", "CD-ROM DM-XX24 K", "1.10"}, PQUIRK_NOLUNS}, 493 {{T_CDROM, T_REMOV, 494 "TOSHIBA ", "XM-4101TASUNSLCD", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 495 /* "IBM CDRM00201 !F" 0724 is an IBM OEM Toshiba XM-4101BME */ 496 {{T_CDROM, T_REMOV, 497 "IBM ", "CDRM00201 !F", "0724"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 498 {{T_CDROM, T_REMOV, 499 "ShinaKen", "CD-ROM DM-3x1S", "1.04"}, PQUIRK_NOLUNS}, 500 {{T_CDROM, T_REMOV, 501 "JVC ", "R2626", ""}, PQUIRK_NOLUNS}, 502 {{T_CDROM, T_REMOV, 503 "YAMAHA", "CRW8424S", ""}, PQUIRK_NOLUNS}, 504 {{T_CDROM, T_REMOV, 505 "NEC ", "CD-ROM DRIVE:222", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 506 507 {{T_DIRECT, T_FIXED, 508 "MICROP ", "1588-15MBSUN0669", ""}, PQUIRK_AUTOSAVE}, 509 {{T_DIRECT, T_FIXED, 510 "MICROP ", "2217-15MQ1091501", ""}, PQUIRK_NOSYNCCACHE}, 511 {{T_OPTICAL, T_REMOV, 512 "EPSON ", "OMD-5010 ", "3.08"}, PQUIRK_NOLUNS}, 513 {{T_DIRECT, T_FIXED, 514 "ADAPTEC ", "AEC-4412BD", "1.2A"}, PQUIRK_NOMODESENSE}, 515 {{T_DIRECT, T_FIXED, 516 "ADAPTEC ", "ACB-4000", ""}, PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE|PQUIRK_NOMODESENSE}, 517 {{T_DIRECT, T_FIXED, 518 "DEC ", "RZ55 (C) DEC", ""}, PQUIRK_AUTOSAVE}, 519 {{T_DIRECT, T_FIXED, 520 "EMULEX ", "MD21/S2 ESDI", "A00"}, 521 PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE}, 522 {{T_DIRECT, T_FIXED, 523 "MICROP", "1548-15MZ1077801", "HZ2P"}, PQUIRK_NOTAG}, 524 {{T_DIRECT, T_FIXED, 525 "HP ", "C372", ""}, PQUIRK_NOTAG}, 526 {{T_DIRECT, T_FIXED, 527 "IBMRAID ", "0662S", ""}, PQUIRK_AUTOSAVE}, 528 {{T_DIRECT, T_FIXED, 529 "IBM ", "0663H", ""}, PQUIRK_AUTOSAVE}, 530 {{T_DIRECT, T_FIXED, 531 "IBM", "0664", ""}, PQUIRK_AUTOSAVE}, 532 {{T_DIRECT, T_FIXED, 533 /* improperly report DT-only sync mode */ 534 "IBM ", "DXHS36D", ""}, 535 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 536 {{T_DIRECT, T_FIXED, 537 "IBM ", "DXHS18Y", ""}, 538 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 539 {{T_DIRECT, T_FIXED, 540 "IBM ", "H3171-S2", ""}, 541 PQUIRK_NOLUNS|PQUIRK_AUTOSAVE}, 542 {{T_DIRECT, T_FIXED, 543 "IBM ", "KZ-C", ""}, PQUIRK_AUTOSAVE}, 544 /* Broken IBM disk */ 545 {{T_DIRECT, T_FIXED, 546 "" , "DFRSS2F", ""}, PQUIRK_AUTOSAVE}, 547 {{T_DIRECT, T_FIXED, 548 "Initio ", "", ""}, PQUIRK_NOBIGMODESENSE}, 549 {{T_DIRECT, T_REMOV, 550 "MPL ", "MC-DISK- ", ""}, PQUIRK_NOLUNS}, 551 {{T_DIRECT, T_FIXED, 552 "MAXTOR ", "XT-3280 ", ""}, PQUIRK_NOLUNS}, 553 {{T_DIRECT, T_FIXED, 554 "MAXTOR ", "XT-4380S ", ""}, PQUIRK_NOLUNS}, 555 {{T_DIRECT, T_FIXED, 556 "MAXTOR ", "MXT-1240S ", ""}, PQUIRK_NOLUNS}, 557 {{T_DIRECT, T_FIXED, 558 "MAXTOR ", "XT-4170S ", ""}, PQUIRK_NOLUNS}, 559 {{T_DIRECT, T_FIXED, 560 "MAXTOR ", "XT-8760S", ""}, PQUIRK_NOLUNS}, 561 {{T_DIRECT, T_FIXED, 562 "MAXTOR ", "LXT-213S ", ""}, PQUIRK_NOLUNS}, 563 {{T_DIRECT, T_FIXED, 564 "MAXTOR ", "LXT-213S SUN0207", ""}, PQUIRK_NOLUNS}, 565 {{T_DIRECT, T_FIXED, 566 "MAXTOR ", "LXT-200S ", ""}, PQUIRK_NOLUNS}, 567 {{T_DIRECT, T_FIXED, 568 "MEGADRV ", "EV1000", ""}, PQUIRK_NOMODESENSE}, 569 {{T_DIRECT, T_FIXED, 570 "MICROP", "1991-27MZ", ""}, PQUIRK_NOTAG}, 571 {{T_DIRECT, T_FIXED, 572 "MST ", "SnapLink ", ""}, PQUIRK_NOLUNS}, 573 {{T_DIRECT, T_FIXED, 574 "NEC ", "D3847 ", "0307"}, PQUIRK_NOLUNS}, 575 {{T_DIRECT, T_FIXED, 576 "QUANTUM ", "ELS85S ", ""}, PQUIRK_AUTOSAVE}, 577 {{T_DIRECT, T_FIXED, 578 "QUANTUM ", "LPS525S ", ""}, PQUIRK_NOLUNS}, 579 {{T_DIRECT, T_FIXED, 580 "QUANTUM ", "P105S 910-10-94x", ""}, PQUIRK_NOLUNS}, 581 {{T_DIRECT, T_FIXED, 582 "QUANTUM ", "PD1225S ", ""}, PQUIRK_NOLUNS}, 583 {{T_DIRECT, T_FIXED, 584 "QUANTUM ", "PD210S SUN0207", ""}, PQUIRK_NOLUNS}, 585 {{T_DIRECT, T_FIXED, 586 "QUANTUM ", "ATLAS IV 9 WLS", "0A0A"}, PQUIRK_CAP_NODT}, 587 {{T_DIRECT, T_FIXED, 588 "RODIME ", "RO3000S ", ""}, PQUIRK_NOLUNS}, 589 {{T_DIRECT, T_FIXED, 590 "SEAGATE ", "ST125N ", ""}, PQUIRK_NOLUNS}, 591 {{T_DIRECT, T_FIXED, 592 "SEAGATE ", "ST157N ", ""}, PQUIRK_NOLUNS}, 593 {{T_DIRECT, T_FIXED, 594 "SEAGATE ", "ST296 ", ""}, PQUIRK_NOLUNS}, 595 {{T_DIRECT, T_FIXED, 596 "SEAGATE ", "ST296N ", ""}, PQUIRK_NOLUNS}, 597 {{T_DIRECT, T_FIXED, 598 "SEAGATE ", "ST318404LC ", ""}, PQUIRK_NOLUNS}, 599 {{T_DIRECT, T_FIXED, 600 "SEAGATE ", "ST15150N ", ""}, PQUIRK_NOTAG}, 601 {{T_DIRECT, T_FIXED, 602 "SEAGATE ", "ST19171", ""}, PQUIRK_NOMODESENSE}, 603 {{T_DIRECT, T_FIXED, 604 "SEAGATE ", "ST32430N", ""}, PQUIRK_CAP_SYNC}, 605 {{T_DIRECT, T_FIXED, 606 "SEAGATE ", "ST34501FC ", ""}, PQUIRK_NOMODESENSE}, 607 {{T_DIRECT, T_FIXED, 608 "SEAGATE ", "SX910800N", ""}, PQUIRK_NOTAG}, 609 {{T_DIRECT, T_FIXED, 610 "TOSHIBA ", "MK538FB ", "6027"}, PQUIRK_NOLUNS}, 611 {{T_DIRECT, T_FIXED, 612 "MICROP ", "1924", ""}, PQUIRK_CAP_SYNC}, 613 {{T_DIRECT, T_FIXED, 614 "FUJITSU ", "M2266", ""}, PQUIRK_CAP_SYNC}, 615 {{T_DIRECT, T_FIXED, 616 "FUJITSU ", "M2624S-512 ", ""}, PQUIRK_CAP_SYNC}, 617 {{T_DIRECT, T_FIXED, 618 "SEAGATE ", "SX336704LC" , ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 619 {{T_DIRECT, T_FIXED, 620 "SEAGATE ", "SX173404LC", ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 621 622 {{T_DIRECT, T_REMOV, 623 "IOMEGA", "ZIP 100", "J.03"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 624 {{T_DIRECT, T_REMOV, 625 "INSITE", "I325VM", ""}, PQUIRK_NOLUNS}, 626 627 /* XXX: QIC-36 tape behind Emulex adapter. Very broken. */ 628 {{T_SEQUENTIAL, T_REMOV, 629 " ", " ", " "}, PQUIRK_NOLUNS}, 630 {{T_SEQUENTIAL, T_REMOV, 631 "EMULEX ", "MT-02 QIC ", ""}, PQUIRK_NOLUNS}, 632 {{T_SEQUENTIAL, T_REMOV, 633 "CALIPER ", "CP150 ", ""}, PQUIRK_NOLUNS}, 634 {{T_SEQUENTIAL, T_REMOV, 635 "EXABYTE ", "EXB-8200 ", ""}, PQUIRK_NOLUNS}, 636 {{T_SEQUENTIAL, T_REMOV, 637 "SONY ", "GY-10C ", ""}, PQUIRK_NOLUNS}, 638 {{T_SEQUENTIAL, T_REMOV, 639 "SONY ", "SDT-2000 ", "2.09"}, PQUIRK_NOLUNS}, 640 {{T_SEQUENTIAL, T_REMOV, 641 "SONY ", "SDT-5000 ", "3."}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 642 {{T_SEQUENTIAL, T_REMOV, 643 "SONY ", "SDT-5200 ", "3."}, PQUIRK_NOLUNS}, 644 {{T_SEQUENTIAL, T_REMOV, 645 "TANDBERG", " TDC 3600 ", ""}, PQUIRK_NOLUNS}, 646 /* Following entry reported as a Tandberg 3600; ref. PR1933 */ 647 {{T_SEQUENTIAL, T_REMOV, 648 "ARCHIVE ", "VIPER 150 21247", ""}, PQUIRK_NOLUNS}, 649 /* Following entry for a Cipher ST150S; ref. PR4171 */ 650 {{T_SEQUENTIAL, T_REMOV, 651 "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, PQUIRK_NOLUNS}, 652 {{T_SEQUENTIAL, T_REMOV, 653 "ARCHIVE ", "Python 28454-XXX", ""}, PQUIRK_NOLUNS}, 654 {{T_SEQUENTIAL, T_REMOV, 655 "WANGTEK ", "5099ES SCSI", ""}, PQUIRK_NOLUNS}, 656 {{T_SEQUENTIAL, T_REMOV, 657 "WANGTEK ", "5150ES SCSI", ""}, PQUIRK_NOLUNS}, 658 {{T_SEQUENTIAL, T_REMOV, 659 "WANGTEK ", "SCSI-36", ""}, PQUIRK_NOLUNS}, 660 {{T_SEQUENTIAL, T_REMOV, 661 "WangDAT ", "Model 1300 ", "02.4"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 662 {{T_SEQUENTIAL, T_REMOV, 663 "WangDAT ", "Model 2600 ", "01.7"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 664 {{T_SEQUENTIAL, T_REMOV, 665 "WangDAT ", "Model 3200 ", "02.2"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 666 {{T_SEQUENTIAL, T_REMOV, 667 "TEAC ", "MT-2ST/N50 ", ""}, PQUIRK_NOLUNS}, 668 669 {{T_SCANNER, T_FIXED, 670 "RICOH ", "IS60 ", "1R08"}, PQUIRK_NOLUNS}, 671 {{T_SCANNER, T_FIXED, 672 "UMAX ", "Astra 1200S ", "V2.9"}, PQUIRK_NOLUNS}, 673 {{T_SCANNER, T_FIXED, 674 "UMAX ", "Astra 1220S ", ""}, PQUIRK_NOLUNS}, 675 {{T_SCANNER, T_FIXED, 676 "UMAX ", "UMAX S-6E ", "V2.0"}, PQUIRK_NOLUNS}, 677 {{T_SCANNER, T_FIXED, 678 "UMAX ", "UMAX S-12 ", "V2.1"}, PQUIRK_NOLUNS}, 679 {{T_SCANNER, T_FIXED, 680 "ULTIMA ", "A6000C ", ""}, PQUIRK_NOLUNS}, 681 {{T_PROCESSOR, T_FIXED, 682 "ESG-SHV", "SCA HSBP M15", ""}, PQUIRK_NOLUNS}, 683 {{T_PROCESSOR, T_FIXED, 684 "SYMBIOS", "", ""}, PQUIRK_NOLUNS}, 685 {{T_PROCESSOR, T_FIXED, 686 "LITRONIC", "PCMCIA ", ""}, PQUIRK_NOLUNS}, 687 {{T_CHANGER, T_REMOV, 688 "SONY ", "CDL1100 ", ""}, PQUIRK_NOLUNS}, 689 {{T_ENCLOSURE, T_FIXED, 690 "SUN ", "SENA ", ""}, PQUIRK_NOLUNS}, 691 }; 692 693 /* 694 * given a target and lun, ask the device what 695 * it is, and find the correct driver table 696 * entry. 697 */ 698 static int 699 scsi_probe_device(struct scsibus_softc *sc, int target, int lun) 700 { 701 struct scsipi_channel *chan = sc->sc_channel; 702 struct scsipi_periph *periph; 703 struct scsipi_inquiry_data inqbuf; 704 const struct scsi_quirk_inquiry_pattern *finger; 705 int checkdtype, priority, docontinue, quirks; 706 struct scsipibus_attach_args sa; 707 cfdata_t cf; 708 int locs[SCSIBUSCF_NLOCS]; 709 device_t chld; 710 711 /* 712 * Assume no more luns to search after this one. 713 * If we successfully get Inquiry data and after 714 * merging quirks we find we can probe for more 715 * luns, we will. 716 */ 717 docontinue = 0; 718 719 /* Skip this slot if it is already attached. */ 720 if (scsipi_lookup_periph(chan, target, lun) != NULL) 721 return (docontinue); 722 723 periph = scsipi_alloc_periph(M_NOWAIT); 724 if (periph == NULL) { 725 #ifdef DIAGNOSTIC 726 aprint_error_dev(sc->sc_dev, 727 "cannot allocate periph for target %d lun %d\n", 728 target, lun); 729 #endif 730 return (ENOMEM); 731 } 732 periph->periph_channel = chan; 733 periph->periph_switch = &scsi_probe_dev; 734 735 periph->periph_target = target; 736 periph->periph_lun = lun; 737 periph->periph_quirks = chan->chan_defquirks; 738 739 #ifdef SCSIPI_DEBUG 740 if (SCSIPI_DEBUG_TYPE == SCSIPI_BUSTYPE_SCSI && 741 SCSIPI_DEBUG_TARGET == target && 742 SCSIPI_DEBUG_LUN == lun) 743 periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS; 744 #endif 745 746 /* 747 * Ask the device what it is 748 */ 749 750 #ifdef SCSI_2_DEF 751 /* some devices need to be told to go to SCSI2 */ 752 /* However some just explode if you tell them this.. leave it out */ 753 scsi_change_def(periph, XS_CTL_DISCOVERY | XS_CTL_SILENT); 754 #endif /* SCSI_2_DEF */ 755 756 /* Now go ask the device all about itself. */ 757 memset(&inqbuf, 0, sizeof(inqbuf)); 758 { 759 u_int8_t *extension = &inqbuf.flags1; 760 int len = 0; 761 while (len < 3) 762 extension[len++] = '\0'; 763 while (len < 3 + 28) 764 extension[len++] = ' '; 765 while (len < 3 + 28 + 20) 766 extension[len++] = '\0'; 767 while (len < 3 + 28 + 20 + 1) 768 extension[len++] = '\0'; 769 while (len < 3 + 28 + 20 + 1 + 1) 770 extension[len++] = '\0'; 771 while (len < 3 + 28 + 20 + 1 + 1 + (8*2)) 772 extension[len++] = ' '; 773 } 774 if (scsipi_inquire(periph, &inqbuf, XS_CTL_DISCOVERY | XS_CTL_SILENT)) 775 goto bad; 776 777 periph->periph_type = inqbuf.device & SID_TYPE; 778 if (inqbuf.dev_qual2 & SID_REMOVABLE) 779 periph->periph_flags |= PERIPH_REMOVABLE; 780 periph->periph_version = inqbuf.version & SID_ANSII; 781 782 /* 783 * Any device qualifier that has the top bit set (qualifier&4 != 0) 784 * is vendor specific and won't match in this switch. 785 * All we do here is throw out bad/negative responses. 786 */ 787 checkdtype = 0; 788 switch (inqbuf.device & SID_QUAL) { 789 case SID_QUAL_LU_PRESENT: 790 checkdtype = 1; 791 break; 792 793 case SID_QUAL_LU_NOTPRESENT: 794 case SID_QUAL_reserved: 795 case SID_QUAL_LU_NOT_SUPP: 796 goto bad; 797 798 default: 799 break; 800 } 801 802 /* Let the adapter driver handle the device separatley if it wants. */ 803 if (chan->chan_adapter->adapt_accesschk != NULL && 804 (*chan->chan_adapter->adapt_accesschk)(periph, &sa.sa_inqbuf)) 805 goto bad; 806 807 if (checkdtype) { 808 switch (periph->periph_type) { 809 case T_DIRECT: 810 case T_SEQUENTIAL: 811 case T_PRINTER: 812 case T_PROCESSOR: 813 case T_WORM: 814 case T_CDROM: 815 case T_SCANNER: 816 case T_OPTICAL: 817 case T_CHANGER: 818 case T_COMM: 819 case T_IT8_1: 820 case T_IT8_2: 821 case T_STORARRAY: 822 case T_ENCLOSURE: 823 case T_SIMPLE_DIRECT: 824 case T_OPTIC_CARD_RW: 825 case T_OBJECT_STORED: 826 default: 827 break; 828 case T_NODEVICE: 829 goto bad; 830 } 831 } 832 833 sa.sa_periph = periph; 834 sa.sa_inqbuf.type = inqbuf.device; 835 sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ? 836 T_REMOV : T_FIXED; 837 sa.sa_inqbuf.vendor = inqbuf.vendor; 838 sa.sa_inqbuf.product = inqbuf.product; 839 sa.sa_inqbuf.revision = inqbuf.revision; 840 sa.scsipi_info.scsi_version = inqbuf.version; 841 sa.sa_inqptr = &inqbuf; 842 843 finger = scsipi_inqmatch( 844 &sa.sa_inqbuf, scsi_quirk_patterns, 845 sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]), 846 sizeof(scsi_quirk_patterns[0]), &priority); 847 848 if (finger != NULL) 849 quirks = finger->quirks; 850 else 851 quirks = 0; 852 853 /* 854 * Determine the operating mode capabilities of the device. 855 */ 856 if (periph->periph_version >= 2) { 857 if ((inqbuf.flags3 & SID_CmdQue) != 0 && 858 (quirks & PQUIRK_NOTAG) == 0) 859 periph->periph_cap |= PERIPH_CAP_TQING; 860 if ((inqbuf.flags3 & SID_Linked) != 0) 861 periph->periph_cap |= PERIPH_CAP_LINKCMDS; 862 if ((inqbuf.flags3 & SID_Sync) != 0 && 863 (quirks & PQUIRK_NOSYNC) == 0) 864 periph->periph_cap |= PERIPH_CAP_SYNC; 865 if ((inqbuf.flags3 & SID_WBus16) != 0 && 866 (quirks & PQUIRK_NOWIDE) == 0) 867 periph->periph_cap |= PERIPH_CAP_WIDE16; 868 if ((inqbuf.flags3 & SID_WBus32) != 0 && 869 (quirks & PQUIRK_NOWIDE) == 0) 870 periph->periph_cap |= PERIPH_CAP_WIDE32; 871 if ((inqbuf.flags3 & SID_SftRe) != 0) 872 periph->periph_cap |= PERIPH_CAP_SFTRESET; 873 if ((inqbuf.flags3 & SID_RelAdr) != 0) 874 periph->periph_cap |= PERIPH_CAP_RELADR; 875 /* SPC-2 */ 876 if (periph->periph_version >= 3 && 877 !(quirks & PQUIRK_CAP_NODT)){ 878 /* 879 * Report ST clocking though CAP_WIDExx/CAP_SYNC. 880 * If the device only supports DT, clear these 881 * flags (DT implies SYNC and WIDE) 882 */ 883 switch (inqbuf.flags4 & SID_Clocking) { 884 case SID_CLOCKING_DT_ONLY: 885 periph->periph_cap &= 886 ~(PERIPH_CAP_SYNC | 887 PERIPH_CAP_WIDE16 | 888 PERIPH_CAP_WIDE32); 889 /* FALLTHROUGH */ 890 case SID_CLOCKING_SD_DT: 891 periph->periph_cap |= PERIPH_CAP_DT; 892 break; 893 default: /* ST only or invalid */ 894 /* nothing to do */ 895 break; 896 } 897 } 898 if (periph->periph_version >= 3) { 899 if (inqbuf.flags4 & SID_IUS) 900 periph->periph_cap |= PERIPH_CAP_IUS; 901 if (inqbuf.flags4 & SID_QAS) 902 periph->periph_cap |= PERIPH_CAP_QAS; 903 } 904 } 905 if (quirks & PQUIRK_CAP_SYNC) 906 periph->periph_cap |= PERIPH_CAP_SYNC; 907 if (quirks & PQUIRK_CAP_WIDE16) 908 periph->periph_cap |= PERIPH_CAP_WIDE16; 909 910 /* 911 * Now apply any quirks from the table. 912 */ 913 periph->periph_quirks |= quirks; 914 if (periph->periph_version == 0 && 915 (periph->periph_quirks & PQUIRK_FORCELUNS) == 0) 916 periph->periph_quirks |= PQUIRK_NOLUNS; 917 918 if ((periph->periph_quirks & PQUIRK_NOLUNS) == 0) 919 docontinue = 1; 920 921 locs[SCSIBUSCF_TARGET] = target; 922 locs[SCSIBUSCF_LUN] = lun; 923 924 if ((cf = config_search_loc(config_stdsubmatch, sc->sc_dev, 925 "scsibus", locs, &sa)) != NULL) { 926 scsipi_insert_periph(chan, periph); 927 /* 928 * XXX Can't assign periph_dev here, because we'll 929 * XXX need it before config_attach() returns. Must 930 * XXX assign it in periph driver. 931 */ 932 chld = config_attach_loc(sc->sc_dev, cf, locs, &sa, 933 scsibusprint); 934 } else { 935 scsibusprint(&sa, device_xname(sc->sc_dev)); 936 aprint_normal(" not configured\n"); 937 goto bad; 938 } 939 940 return (docontinue); 941 942 bad: 943 free(periph, M_DEVBUF); 944 return (docontinue); 945 } 946 947 /****** Entry points for user control of the SCSI bus. ******/ 948 949 static int 950 scsibusopen(dev_t dev, int flag, int fmt, 951 struct lwp *l) 952 { 953 struct scsibus_softc *sc; 954 int error, unit = minor(dev); 955 956 sc = device_lookup_private(&scsibus_cd, unit); 957 if (sc == NULL) 958 return (ENXIO); 959 960 if (sc->sc_flags & SCSIBUSF_OPEN) 961 return (EBUSY); 962 963 if ((error = scsipi_adapter_addref(sc->sc_channel->chan_adapter)) != 0) 964 return (error); 965 966 sc->sc_flags |= SCSIBUSF_OPEN; 967 968 return (0); 969 } 970 971 static int 972 scsibusclose(dev_t dev, int flag, int fmt, 973 struct lwp *l) 974 { 975 struct scsibus_softc *sc; 976 977 sc = device_lookup_private(&scsibus_cd, minor(dev)); 978 scsipi_adapter_delref(sc->sc_channel->chan_adapter); 979 980 sc->sc_flags &= ~SCSIBUSF_OPEN; 981 982 return (0); 983 } 984 985 static int 986 scsibusioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 987 { 988 struct scsibus_softc *sc; 989 struct scsipi_channel *chan; 990 int error; 991 992 sc = device_lookup_private(&scsibus_cd, minor(dev)); 993 chan = sc->sc_channel; 994 995 /* 996 * Enforce write permission for ioctls that change the 997 * state of the bus. Host adapter specific ioctls must 998 * be checked by the adapter driver. 999 */ 1000 switch (cmd) { 1001 case SCBUSIOSCAN: 1002 case SCBUSIODETACH: 1003 case SCBUSIORESET: 1004 if ((flag & FWRITE) == 0) 1005 return (EBADF); 1006 } 1007 1008 switch (cmd) { 1009 case SCBUSIOSCAN: 1010 { 1011 struct scbusioscan_args *a = 1012 (struct scbusioscan_args *)addr; 1013 1014 error = scsi_probe_bus(sc, a->sa_target, a->sa_lun); 1015 break; 1016 } 1017 1018 case SCBUSIODETACH: 1019 { 1020 struct scbusiodetach_args *a = 1021 (struct scbusiodetach_args *)addr; 1022 1023 error = scsipi_target_detach(chan, a->sa_target, a->sa_lun, 0); 1024 break; 1025 } 1026 1027 1028 case SCBUSIORESET: 1029 /* FALLTHROUGH */ 1030 default: 1031 if (chan->chan_adapter->adapt_ioctl == NULL) 1032 error = ENOTTY; 1033 else 1034 error = (*chan->chan_adapter->adapt_ioctl)(chan, 1035 cmd, addr, flag, l->l_proc); 1036 break; 1037 } 1038 1039 return (error); 1040 } 1041