1 /* $NetBSD: scsiconf.c,v 1.262 2011/04/26 07:41:18 hannken 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 1.262 2011/04/26 07:41:18 hannken 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 /* 260 * Detach all of the periphs. 261 */ 262 if ((error = scsipi_target_detach(chan, -1, -1, flags)) != 0) 263 return error; 264 265 pmf_device_deregister(self); 266 267 /* 268 * Process outstanding commands (which will never complete as the 269 * controller is gone). 270 * 271 * XXX Surely this is redundant? If we get this far, the 272 * XXX peripherals have all been detached. 273 */ 274 for (ctarget = 0; ctarget < chan->chan_ntargets; ctarget++) { 275 if (ctarget == chan->chan_id) 276 continue; 277 for (clun = 0; clun < chan->chan_nluns; clun++) { 278 periph = scsipi_lookup_periph(chan, ctarget, clun); 279 if (periph == NULL) 280 continue; 281 TAILQ_FOREACH(xs, &periph->periph_xferq, device_q) { 282 callout_stop(&xs->xs_callout); 283 xs->error = XS_DRIVER_STUFFUP; 284 scsipi_done(xs); 285 } 286 } 287 } 288 289 /* 290 * Now shut down the channel. 291 */ 292 scsipi_channel_shutdown(chan); 293 return 0; 294 } 295 296 /* 297 * Probe the requested scsi bus. It must be already set up. 298 * target and lun optionally narrow the search if not -1 299 */ 300 int 301 scsi_probe_bus(struct scsibus_softc *sc, int target, int lun) 302 { 303 struct scsipi_channel *chan = sc->sc_channel; 304 int maxtarget, mintarget, maxlun, minlun; 305 int error; 306 307 if (target == -1) { 308 maxtarget = chan->chan_ntargets - 1; 309 mintarget = 0; 310 } else { 311 if (target < 0 || target >= chan->chan_ntargets) 312 return (EINVAL); 313 maxtarget = mintarget = target; 314 } 315 316 if (lun == -1) { 317 maxlun = chan->chan_nluns - 1; 318 minlun = 0; 319 } else { 320 if (lun < 0 || lun >= chan->chan_nluns) 321 return (EINVAL); 322 maxlun = minlun = lun; 323 } 324 325 /* 326 * Some HBAs provide an abstracted view of the bus; give them an 327 * oppertunity to re-scan it before we do. 328 */ 329 if (chan->chan_adapter->adapt_ioctl != NULL) 330 (*chan->chan_adapter->adapt_ioctl)(chan, SCBUSIOLLSCAN, NULL, 331 0, curproc); 332 333 if ((error = scsipi_adapter_addref(chan->chan_adapter)) != 0) 334 return (error); 335 for (target = mintarget; target <= maxtarget; target++) { 336 if (target == chan->chan_id) 337 continue; 338 for (lun = minlun; lun <= maxlun; lun++) { 339 /* 340 * See if there's a device present, and configure it. 341 */ 342 if (scsi_probe_device(sc, target, lun) == 0) 343 break; 344 /* otherwise something says we should look further */ 345 } 346 347 /* 348 * Now that we've discovered all of the LUNs on this 349 * I_T Nexus, update the xfer mode for all of them 350 * that we know about. 351 */ 352 scsipi_set_xfer_mode(chan, target, 1); 353 } 354 scsipi_adapter_delref(chan->chan_adapter); 355 return (0); 356 } 357 358 static int 359 scsibusrescan(device_t sc, const char *ifattr, 360 const int *locators) 361 { 362 363 KASSERT(ifattr && !strcmp(ifattr, "scsibus")); 364 KASSERT(locators); 365 366 return (scsi_probe_bus(device_private(sc), 367 locators[SCSIBUSCF_TARGET], locators[SCSIBUSCF_LUN])); 368 } 369 370 static void 371 scsidevdetached(device_t self, device_t child) 372 { 373 struct scsibus_softc *sc = device_private(self); 374 struct scsipi_channel *chan = sc->sc_channel; 375 struct scsipi_periph *periph; 376 int target, lun; 377 378 target = device_locator(child, SCSIBUSCF_TARGET); 379 lun = device_locator(child, SCSIBUSCF_LUN); 380 381 periph = scsipi_lookup_periph(chan, target, lun); 382 KASSERT(periph->periph_dev == child); 383 384 scsipi_remove_periph(chan, periph); 385 free(periph, M_DEVBUF); 386 } 387 388 /* 389 * Print out autoconfiguration information for a subdevice. 390 * 391 * This is a slight abuse of 'standard' autoconfiguration semantics, 392 * because 'print' functions don't normally print the colon and 393 * device information. However, in this case that's better than 394 * either printing redundant information before the attach message, 395 * or having the device driver call a special function to print out 396 * the standard device information. 397 */ 398 static int 399 scsibusprint(void *aux, const char *pnp) 400 { 401 struct scsipibus_attach_args *sa = aux; 402 struct scsipi_inquiry_pattern *inqbuf; 403 u_int8_t type; 404 const char *dtype; 405 char vendor[33], product[65], revision[17]; 406 int target, lun; 407 408 if (pnp != NULL) 409 aprint_normal("%s", pnp); 410 411 inqbuf = &sa->sa_inqbuf; 412 413 target = sa->sa_periph->periph_target; 414 lun = sa->sa_periph->periph_lun; 415 type = inqbuf->type & SID_TYPE; 416 417 dtype = scsipi_dtype(type); 418 419 scsipi_strvis(vendor, 33, inqbuf->vendor, 8); 420 scsipi_strvis(product, 65, inqbuf->product, 16); 421 scsipi_strvis(revision, 17, inqbuf->revision, 4); 422 423 aprint_normal(" target %d lun %d: <%s, %s, %s> %s %s", 424 target, lun, vendor, product, revision, dtype, 425 inqbuf->removable ? "removable" : "fixed"); 426 427 return (UNCONF); 428 } 429 430 static const struct scsi_quirk_inquiry_pattern scsi_quirk_patterns[] = { 431 {{T_CDROM, T_REMOV, 432 "CHINON ", "CD-ROM CDS-431 ", ""}, PQUIRK_NOLUNS}, 433 {{T_CDROM, T_REMOV, 434 "CHINON ", "CD-ROM CDS-435 ", ""}, PQUIRK_NOLUNS}, 435 {{T_CDROM, T_REMOV, 436 "Chinon ", "CD-ROM CDS-525 ", ""}, PQUIRK_NOLUNS}, 437 {{T_CDROM, T_REMOV, 438 "CHINON ", "CD-ROM CDS-535 ", ""}, PQUIRK_NOLUNS}, 439 {{T_CDROM, T_REMOV, 440 "DEC ", "RRD42 (C) DEC ", ""}, PQUIRK_NOLUNS}, 441 {{T_CDROM, T_REMOV, 442 "DENON ", "DRD-25X ", "V"}, PQUIRK_NOLUNS}, 443 {{T_CDROM, T_REMOV, 444 "GENERIC ", "CRD-BP2 ", ""}, PQUIRK_NOLUNS}, 445 {{T_CDROM, T_REMOV, 446 "HP ", "C4324/C4325 ", ""}, PQUIRK_NOLUNS}, 447 {{T_CDROM, T_REMOV, 448 "IMS ", "CDD521/10 ", "2.06"}, PQUIRK_NOLUNS}, 449 {{T_CDROM, T_REMOV, 450 "MATSHITA", "CD-ROM CR-5XX ", "1.0b"}, PQUIRK_NOLUNS}, 451 {{T_CDROM, T_REMOV, 452 "MEDAVIS ", "RENO CD-ROMX2A ", ""}, PQUIRK_NOLUNS}, 453 {{T_CDROM, T_REMOV, 454 "MEDIAVIS", "CDR-H93MV ", "1.3"}, PQUIRK_NOLUNS}, 455 {{T_CDROM, T_REMOV, 456 "NEC ", "CD-ROM DRIVE:502", ""}, PQUIRK_NOLUNS}, 457 {{T_CDROM, T_REMOV, 458 "NEC ", "CD-ROM DRIVE:55 ", ""}, PQUIRK_NOLUNS}, 459 {{T_CDROM, T_REMOV, 460 "NEC ", "CD-ROM DRIVE:83 ", ""}, PQUIRK_NOLUNS}, 461 {{T_CDROM, T_REMOV, 462 "NEC ", "CD-ROM DRIVE:84 ", ""}, PQUIRK_NOLUNS}, 463 {{T_CDROM, T_REMOV, 464 "NEC ", "CD-ROM DRIVE:841", ""}, PQUIRK_NOLUNS}, 465 {{T_CDROM, T_REMOV, 466 "OLYMPUS ", "CDS620E ", "1.1d"}, 467 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOCAPACITY}, 468 {{T_CDROM, T_REMOV, 469 "PIONEER ", "CD-ROM DR-124X ", "1.01"}, PQUIRK_NOLUNS}, 470 {{T_CDROM, T_REMOV, 471 "PLEXTOR ", "CD-ROM PX-4XCS ", "1.01"}, 472 PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 473 {{T_CDROM, T_REMOV, 474 "SONY ", "CD-ROM CDU-541 ", ""}, PQUIRK_NOLUNS}, 475 {{T_CDROM, T_REMOV, 476 "SONY ", "CD-ROM CDU-55S ", ""}, PQUIRK_NOLUNS}, 477 {{T_CDROM, T_REMOV, 478 "SONY ", "CD-ROM CDU-561 ", ""}, PQUIRK_NOLUNS}, 479 {{T_CDROM, T_REMOV, 480 "SONY ", "CD-ROM CDU-76S", ""}, 481 PQUIRK_NOLUNS|PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 482 {{T_CDROM, T_REMOV, 483 "SONY ", "CD-ROM CDU-8003A", ""}, PQUIRK_NOLUNS}, 484 {{T_CDROM, T_REMOV, 485 "SONY ", "CD-ROM CDU-8012 ", ""}, PQUIRK_NOLUNS}, 486 {{T_CDROM, T_REMOV, 487 "TEAC ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 488 {{T_CDROM, T_REMOV, 489 "TEAC ", "CD-ROM CD-56S ", "1.0B"}, PQUIRK_NOLUNS}, 490 {{T_CDROM, T_REMOV, 491 "TEXEL ", "CD-ROM ", "1.06"}, PQUIRK_NOLUNS}, 492 {{T_CDROM, T_REMOV, 493 "TEXEL ", "CD-ROM DM-XX24 K", "1.09"}, PQUIRK_NOLUNS}, 494 {{T_CDROM, T_REMOV, 495 "TEXEL ", "CD-ROM DM-XX24 K", "1.10"}, PQUIRK_NOLUNS}, 496 {{T_CDROM, T_REMOV, 497 "TOSHIBA ", "XM-4101TASUNSLCD", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 498 /* "IBM CDRM00201 !F" 0724 is an IBM OEM Toshiba XM-4101BME */ 499 {{T_CDROM, T_REMOV, 500 "IBM ", "CDRM00201 !F", "0724"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 501 {{T_CDROM, T_REMOV, 502 "ShinaKen", "CD-ROM DM-3x1S", "1.04"}, PQUIRK_NOLUNS}, 503 {{T_CDROM, T_REMOV, 504 "JVC ", "R2626", ""}, PQUIRK_NOLUNS}, 505 {{T_CDROM, T_REMOV, 506 "YAMAHA", "CRW8424S", ""}, PQUIRK_NOLUNS}, 507 {{T_CDROM, T_REMOV, 508 "NEC ", "CD-ROM DRIVE:222", ""}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 509 510 {{T_DIRECT, T_FIXED, 511 "MICROP ", "1588-15MBSUN0669", ""}, PQUIRK_AUTOSAVE}, 512 {{T_DIRECT, T_FIXED, 513 "MICROP ", "2217-15MQ1091501", ""}, PQUIRK_NOSYNCCACHE}, 514 {{T_OPTICAL, T_REMOV, 515 "EPSON ", "OMD-5010 ", "3.08"}, PQUIRK_NOLUNS}, 516 {{T_DIRECT, T_FIXED, 517 "ADAPTEC ", "AEC-4412BD", "1.2A"}, PQUIRK_NOMODESENSE}, 518 {{T_DIRECT, T_FIXED, 519 "ADAPTEC ", "ACB-4000", ""}, PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE|PQUIRK_NOMODESENSE}, 520 {{T_DIRECT, T_FIXED, 521 "DEC ", "RZ55 (C) DEC", ""}, PQUIRK_AUTOSAVE}, 522 {{T_DIRECT, T_FIXED, 523 "EMULEX ", "MD21/S2 ESDI", "A00"}, 524 PQUIRK_FORCELUNS|PQUIRK_AUTOSAVE}, 525 {{T_DIRECT, T_FIXED, 526 "MICROP", "1548-15MZ1077801", "HZ2P"}, PQUIRK_NOTAG}, 527 {{T_DIRECT, T_FIXED, 528 "HP ", "C372", ""}, PQUIRK_NOTAG}, 529 {{T_DIRECT, T_FIXED, 530 "IBMRAID ", "0662S", ""}, PQUIRK_AUTOSAVE}, 531 {{T_DIRECT, T_FIXED, 532 "IBM ", "0663H", ""}, PQUIRK_AUTOSAVE}, 533 {{T_DIRECT, T_FIXED, 534 "IBM", "0664", ""}, PQUIRK_AUTOSAVE}, 535 {{T_DIRECT, T_FIXED, 536 /* improperly report DT-only sync mode */ 537 "IBM ", "DXHS36D", ""}, 538 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 539 {{T_DIRECT, T_FIXED, 540 "IBM ", "DXHS18Y", ""}, 541 PQUIRK_CAP_SYNC|PQUIRK_CAP_WIDE16}, 542 {{T_DIRECT, T_FIXED, 543 "IBM ", "H3171-S2", ""}, 544 PQUIRK_NOLUNS|PQUIRK_AUTOSAVE}, 545 {{T_DIRECT, T_FIXED, 546 "IBM ", "KZ-C", ""}, PQUIRK_AUTOSAVE}, 547 /* Broken IBM disk */ 548 {{T_DIRECT, T_FIXED, 549 "" , "DFRSS2F", ""}, PQUIRK_AUTOSAVE}, 550 {{T_DIRECT, T_FIXED, 551 "Initio ", "", ""}, PQUIRK_NOBIGMODESENSE}, 552 {{T_DIRECT, T_REMOV, 553 "MPL ", "MC-DISK- ", ""}, PQUIRK_NOLUNS}, 554 {{T_DIRECT, T_FIXED, 555 "MAXTOR ", "XT-3280 ", ""}, PQUIRK_NOLUNS}, 556 {{T_DIRECT, T_FIXED, 557 "MAXTOR ", "XT-4380S ", ""}, PQUIRK_NOLUNS}, 558 {{T_DIRECT, T_FIXED, 559 "MAXTOR ", "MXT-1240S ", ""}, PQUIRK_NOLUNS}, 560 {{T_DIRECT, T_FIXED, 561 "MAXTOR ", "XT-4170S ", ""}, PQUIRK_NOLUNS}, 562 {{T_DIRECT, T_FIXED, 563 "MAXTOR ", "XT-8760S", ""}, PQUIRK_NOLUNS}, 564 {{T_DIRECT, T_FIXED, 565 "MAXTOR ", "LXT-213S ", ""}, PQUIRK_NOLUNS}, 566 {{T_DIRECT, T_FIXED, 567 "MAXTOR ", "LXT-213S SUN0207", ""}, PQUIRK_NOLUNS}, 568 {{T_DIRECT, T_FIXED, 569 "MAXTOR ", "LXT-200S ", ""}, PQUIRK_NOLUNS}, 570 {{T_DIRECT, T_FIXED, 571 "MEGADRV ", "EV1000", ""}, PQUIRK_NOMODESENSE}, 572 {{T_DIRECT, T_FIXED, 573 "MICROP", "1991-27MZ", ""}, PQUIRK_NOTAG}, 574 {{T_DIRECT, T_FIXED, 575 "MST ", "SnapLink ", ""}, PQUIRK_NOLUNS}, 576 {{T_DIRECT, T_FIXED, 577 "NEC ", "D3847 ", "0307"}, PQUIRK_NOLUNS}, 578 {{T_DIRECT, T_FIXED, 579 "QUANTUM ", "ELS85S ", ""}, PQUIRK_AUTOSAVE}, 580 {{T_DIRECT, T_FIXED, 581 "QUANTUM ", "LPS525S ", ""}, PQUIRK_NOLUNS}, 582 {{T_DIRECT, T_FIXED, 583 "QUANTUM ", "P105S 910-10-94x", ""}, PQUIRK_NOLUNS}, 584 {{T_DIRECT, T_FIXED, 585 "QUANTUM ", "PD1225S ", ""}, PQUIRK_NOLUNS}, 586 {{T_DIRECT, T_FIXED, 587 "QUANTUM ", "PD210S SUN0207", ""}, PQUIRK_NOLUNS}, 588 {{T_DIRECT, T_FIXED, 589 "QUANTUM ", "ATLAS IV 9 WLS", "0A0A"}, PQUIRK_CAP_NODT}, 590 {{T_DIRECT, T_FIXED, 591 "RODIME ", "RO3000S ", ""}, PQUIRK_NOLUNS}, 592 {{T_DIRECT, T_FIXED, 593 "SEAGATE ", "ST125N ", ""}, PQUIRK_NOLUNS}, 594 {{T_DIRECT, T_FIXED, 595 "SEAGATE ", "ST157N ", ""}, PQUIRK_NOLUNS}, 596 {{T_DIRECT, T_FIXED, 597 "SEAGATE ", "ST296 ", ""}, PQUIRK_NOLUNS}, 598 {{T_DIRECT, T_FIXED, 599 "SEAGATE ", "ST296N ", ""}, PQUIRK_NOLUNS}, 600 {{T_DIRECT, T_FIXED, 601 "SEAGATE ", "ST318404LC ", ""}, PQUIRK_NOLUNS}, 602 {{T_DIRECT, T_FIXED, 603 "SEAGATE ", "ST15150N ", ""}, PQUIRK_NOTAG}, 604 {{T_DIRECT, T_FIXED, 605 "SEAGATE ", "ST19171", ""}, PQUIRK_NOMODESENSE}, 606 {{T_DIRECT, T_FIXED, 607 "SEAGATE ", "ST32430N", ""}, PQUIRK_CAP_SYNC}, 608 {{T_DIRECT, T_FIXED, 609 "SEAGATE ", "ST34501FC ", ""}, PQUIRK_NOMODESENSE}, 610 {{T_DIRECT, T_FIXED, 611 "SEAGATE ", "SX910800N", ""}, PQUIRK_NOTAG}, 612 {{T_DIRECT, T_FIXED, 613 "TOSHIBA ", "MK538FB ", "6027"}, PQUIRK_NOLUNS}, 614 {{T_DIRECT, T_FIXED, 615 "MICROP ", "1924", ""}, PQUIRK_CAP_SYNC}, 616 {{T_DIRECT, T_FIXED, 617 "FUJITSU ", "M2266", ""}, PQUIRK_CAP_SYNC}, 618 {{T_DIRECT, T_FIXED, 619 "FUJITSU ", "M2624S-512 ", ""}, PQUIRK_CAP_SYNC}, 620 {{T_DIRECT, T_FIXED, 621 "SEAGATE ", "SX336704LC" , ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 622 {{T_DIRECT, T_FIXED, 623 "SEAGATE ", "SX173404LC", ""}, PQUIRK_CAP_SYNC | PQUIRK_CAP_WIDE16}, 624 625 {{T_DIRECT, T_REMOV, 626 "IOMEGA", "ZIP 100", "J.03"}, PQUIRK_NOLUNS|PQUIRK_NOSYNC}, 627 {{T_DIRECT, T_REMOV, 628 "INSITE", "I325VM", ""}, PQUIRK_NOLUNS}, 629 630 /* XXX: QIC-36 tape behind Emulex adapter. Very broken. */ 631 {{T_SEQUENTIAL, T_REMOV, 632 " ", " ", " "}, PQUIRK_NOLUNS}, 633 {{T_SEQUENTIAL, T_REMOV, 634 "EMULEX ", "MT-02 QIC ", ""}, PQUIRK_NOLUNS}, 635 {{T_SEQUENTIAL, T_REMOV, 636 "CALIPER ", "CP150 ", ""}, PQUIRK_NOLUNS}, 637 {{T_SEQUENTIAL, T_REMOV, 638 "EXABYTE ", "EXB-8200 ", ""}, PQUIRK_NOLUNS}, 639 {{T_SEQUENTIAL, T_REMOV, 640 "SONY ", "GY-10C ", ""}, PQUIRK_NOLUNS}, 641 {{T_SEQUENTIAL, T_REMOV, 642 "SONY ", "SDT-2000 ", "2.09"}, PQUIRK_NOLUNS}, 643 {{T_SEQUENTIAL, T_REMOV, 644 "SONY ", "SDT-5000 ", "3."}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 645 {{T_SEQUENTIAL, T_REMOV, 646 "SONY ", "SDT-5200 ", "3."}, PQUIRK_NOLUNS}, 647 {{T_SEQUENTIAL, T_REMOV, 648 "TANDBERG", " TDC 3600 ", ""}, PQUIRK_NOLUNS}, 649 /* Following entry reported as a Tandberg 3600; ref. PR1933 */ 650 {{T_SEQUENTIAL, T_REMOV, 651 "ARCHIVE ", "VIPER 150 21247", ""}, PQUIRK_NOLUNS}, 652 /* Following entry for a Cipher ST150S; ref. PR4171 */ 653 {{T_SEQUENTIAL, T_REMOV, 654 "ARCHIVE ", "VIPER 1500 21247", "2.2G"}, PQUIRK_NOLUNS}, 655 {{T_SEQUENTIAL, T_REMOV, 656 "ARCHIVE ", "Python 28454-XXX", ""}, PQUIRK_NOLUNS}, 657 {{T_SEQUENTIAL, T_REMOV, 658 "WANGTEK ", "5099ES SCSI", ""}, PQUIRK_NOLUNS}, 659 {{T_SEQUENTIAL, T_REMOV, 660 "WANGTEK ", "5150ES SCSI", ""}, PQUIRK_NOLUNS}, 661 {{T_SEQUENTIAL, T_REMOV, 662 "WANGTEK ", "SCSI-36", ""}, PQUIRK_NOLUNS}, 663 {{T_SEQUENTIAL, T_REMOV, 664 "WangDAT ", "Model 1300 ", "02.4"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 665 {{T_SEQUENTIAL, T_REMOV, 666 "WangDAT ", "Model 2600 ", "01.7"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 667 {{T_SEQUENTIAL, T_REMOV, 668 "WangDAT ", "Model 3200 ", "02.2"}, PQUIRK_NOSYNC|PQUIRK_NOWIDE}, 669 {{T_SEQUENTIAL, T_REMOV, 670 "TEAC ", "MT-2ST/N50 ", ""}, PQUIRK_NOLUNS}, 671 672 {{T_SCANNER, T_FIXED, 673 "RICOH ", "IS60 ", "1R08"}, PQUIRK_NOLUNS}, 674 {{T_SCANNER, T_FIXED, 675 "UMAX ", "Astra 1200S ", "V2.9"}, PQUIRK_NOLUNS}, 676 {{T_SCANNER, T_FIXED, 677 "UMAX ", "Astra 1220S ", ""}, PQUIRK_NOLUNS}, 678 {{T_SCANNER, T_FIXED, 679 "UMAX ", "UMAX S-6E ", "V2.0"}, PQUIRK_NOLUNS}, 680 {{T_SCANNER, T_FIXED, 681 "UMAX ", "UMAX S-12 ", "V2.1"}, PQUIRK_NOLUNS}, 682 {{T_SCANNER, T_FIXED, 683 "ULTIMA ", "A6000C ", ""}, PQUIRK_NOLUNS}, 684 {{T_PROCESSOR, T_FIXED, 685 "ESG-SHV", "SCA HSBP M15", ""}, PQUIRK_NOLUNS}, 686 {{T_PROCESSOR, T_FIXED, 687 "SYMBIOS", "", ""}, PQUIRK_NOLUNS}, 688 {{T_PROCESSOR, T_FIXED, 689 "LITRONIC", "PCMCIA ", ""}, PQUIRK_NOLUNS}, 690 {{T_CHANGER, T_REMOV, 691 "SONY ", "CDL1100 ", ""}, PQUIRK_NOLUNS}, 692 {{T_ENCLOSURE, T_FIXED, 693 "SUN ", "SENA ", ""}, PQUIRK_NOLUNS}, 694 }; 695 696 /* 697 * given a target and lun, ask the device what 698 * it is, and find the correct driver table 699 * entry. 700 */ 701 static int 702 scsi_probe_device(struct scsibus_softc *sc, int target, int lun) 703 { 704 struct scsipi_channel *chan = sc->sc_channel; 705 struct scsipi_periph *periph; 706 struct scsipi_inquiry_data inqbuf; 707 const struct scsi_quirk_inquiry_pattern *finger; 708 int checkdtype, priority, docontinue, quirks; 709 struct scsipibus_attach_args sa; 710 cfdata_t cf; 711 int locs[SCSIBUSCF_NLOCS]; 712 device_t chld; 713 714 /* 715 * Assume no more luns to search after this one. 716 * If we successfully get Inquiry data and after 717 * merging quirks we find we can probe for more 718 * luns, we will. 719 */ 720 docontinue = 0; 721 722 /* Skip this slot if it is already attached. */ 723 if (scsipi_lookup_periph(chan, target, lun) != NULL) 724 return (docontinue); 725 726 periph = scsipi_alloc_periph(M_NOWAIT); 727 if (periph == NULL) { 728 #ifdef DIAGNOSTIC 729 aprint_error_dev(sc->sc_dev, 730 "cannot allocate periph for target %d lun %d\n", 731 target, lun); 732 #endif 733 return (ENOMEM); 734 } 735 periph->periph_channel = chan; 736 periph->periph_switch = &scsi_probe_dev; 737 738 periph->periph_target = target; 739 periph->periph_lun = lun; 740 periph->periph_quirks = chan->chan_defquirks; 741 742 #ifdef SCSIPI_DEBUG 743 if (SCSIPI_DEBUG_TYPE == SCSIPI_BUSTYPE_SCSI && 744 SCSIPI_DEBUG_TARGET == target && 745 SCSIPI_DEBUG_LUN == lun) 746 periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS; 747 #endif 748 749 /* 750 * Ask the device what it is 751 */ 752 753 #ifdef SCSI_2_DEF 754 /* some devices need to be told to go to SCSI2 */ 755 /* However some just explode if you tell them this.. leave it out */ 756 scsi_change_def(periph, XS_CTL_DISCOVERY | XS_CTL_SILENT); 757 #endif /* SCSI_2_DEF */ 758 759 /* Now go ask the device all about itself. */ 760 memset(&inqbuf, 0, sizeof(inqbuf)); 761 { 762 u_int8_t *extension = &inqbuf.flags1; 763 int len = 0; 764 while (len < 3) 765 extension[len++] = '\0'; 766 while (len < 3 + 28) 767 extension[len++] = ' '; 768 while (len < 3 + 28 + 20) 769 extension[len++] = '\0'; 770 while (len < 3 + 28 + 20 + 1) 771 extension[len++] = '\0'; 772 while (len < 3 + 28 + 20 + 1 + 1) 773 extension[len++] = '\0'; 774 while (len < 3 + 28 + 20 + 1 + 1 + (8*2)) 775 extension[len++] = ' '; 776 } 777 if (scsipi_inquire(periph, &inqbuf, XS_CTL_DISCOVERY | XS_CTL_SILENT)) 778 goto bad; 779 780 periph->periph_type = inqbuf.device & SID_TYPE; 781 if (inqbuf.dev_qual2 & SID_REMOVABLE) 782 periph->periph_flags |= PERIPH_REMOVABLE; 783 periph->periph_version = inqbuf.version & SID_ANSII; 784 785 /* 786 * Any device qualifier that has the top bit set (qualifier&4 != 0) 787 * is vendor specific and won't match in this switch. 788 * All we do here is throw out bad/negative responses. 789 */ 790 checkdtype = 0; 791 switch (inqbuf.device & SID_QUAL) { 792 case SID_QUAL_LU_PRESENT: 793 checkdtype = 1; 794 break; 795 796 case SID_QUAL_LU_NOTPRESENT: 797 case SID_QUAL_reserved: 798 case SID_QUAL_LU_NOT_SUPP: 799 goto bad; 800 801 default: 802 break; 803 } 804 805 /* Let the adapter driver handle the device separatley if it wants. */ 806 if (chan->chan_adapter->adapt_accesschk != NULL && 807 (*chan->chan_adapter->adapt_accesschk)(periph, &sa.sa_inqbuf)) 808 goto bad; 809 810 if (checkdtype) { 811 switch (periph->periph_type) { 812 case T_DIRECT: 813 case T_SEQUENTIAL: 814 case T_PRINTER: 815 case T_PROCESSOR: 816 case T_WORM: 817 case T_CDROM: 818 case T_SCANNER: 819 case T_OPTICAL: 820 case T_CHANGER: 821 case T_COMM: 822 case T_IT8_1: 823 case T_IT8_2: 824 case T_STORARRAY: 825 case T_ENCLOSURE: 826 case T_SIMPLE_DIRECT: 827 case T_OPTIC_CARD_RW: 828 case T_OBJECT_STORED: 829 default: 830 break; 831 case T_NODEVICE: 832 goto bad; 833 } 834 } 835 836 sa.sa_periph = periph; 837 sa.sa_inqbuf.type = inqbuf.device; 838 sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ? 839 T_REMOV : T_FIXED; 840 sa.sa_inqbuf.vendor = inqbuf.vendor; 841 sa.sa_inqbuf.product = inqbuf.product; 842 sa.sa_inqbuf.revision = inqbuf.revision; 843 sa.scsipi_info.scsi_version = inqbuf.version; 844 sa.sa_inqptr = &inqbuf; 845 846 finger = scsipi_inqmatch( 847 &sa.sa_inqbuf, scsi_quirk_patterns, 848 sizeof(scsi_quirk_patterns)/sizeof(scsi_quirk_patterns[0]), 849 sizeof(scsi_quirk_patterns[0]), &priority); 850 851 if (finger != NULL) 852 quirks = finger->quirks; 853 else 854 quirks = 0; 855 856 /* 857 * Determine the operating mode capabilities of the device. 858 */ 859 if (periph->periph_version >= 2) { 860 if ((inqbuf.flags3 & SID_CmdQue) != 0 && 861 (quirks & PQUIRK_NOTAG) == 0) 862 periph->periph_cap |= PERIPH_CAP_TQING; 863 if ((inqbuf.flags3 & SID_Linked) != 0) 864 periph->periph_cap |= PERIPH_CAP_LINKCMDS; 865 if ((inqbuf.flags3 & SID_Sync) != 0 && 866 (quirks & PQUIRK_NOSYNC) == 0) 867 periph->periph_cap |= PERIPH_CAP_SYNC; 868 if ((inqbuf.flags3 & SID_WBus16) != 0 && 869 (quirks & PQUIRK_NOWIDE) == 0) 870 periph->periph_cap |= PERIPH_CAP_WIDE16; 871 if ((inqbuf.flags3 & SID_WBus32) != 0 && 872 (quirks & PQUIRK_NOWIDE) == 0) 873 periph->periph_cap |= PERIPH_CAP_WIDE32; 874 if ((inqbuf.flags3 & SID_SftRe) != 0) 875 periph->periph_cap |= PERIPH_CAP_SFTRESET; 876 if ((inqbuf.flags3 & SID_RelAdr) != 0) 877 periph->periph_cap |= PERIPH_CAP_RELADR; 878 /* SPC-2 */ 879 if (periph->periph_version >= 3 && 880 !(quirks & PQUIRK_CAP_NODT)){ 881 /* 882 * Report ST clocking though CAP_WIDExx/CAP_SYNC. 883 * If the device only supports DT, clear these 884 * flags (DT implies SYNC and WIDE) 885 */ 886 switch (inqbuf.flags4 & SID_Clocking) { 887 case SID_CLOCKING_DT_ONLY: 888 periph->periph_cap &= 889 ~(PERIPH_CAP_SYNC | 890 PERIPH_CAP_WIDE16 | 891 PERIPH_CAP_WIDE32); 892 /* FALLTHROUGH */ 893 case SID_CLOCKING_SD_DT: 894 periph->periph_cap |= PERIPH_CAP_DT; 895 break; 896 default: /* ST only or invalid */ 897 /* nothing to do */ 898 break; 899 } 900 } 901 if (periph->periph_version >= 3) { 902 if (inqbuf.flags4 & SID_IUS) 903 periph->periph_cap |= PERIPH_CAP_IUS; 904 if (inqbuf.flags4 & SID_QAS) 905 periph->periph_cap |= PERIPH_CAP_QAS; 906 } 907 } 908 if (quirks & PQUIRK_CAP_SYNC) 909 periph->periph_cap |= PERIPH_CAP_SYNC; 910 if (quirks & PQUIRK_CAP_WIDE16) 911 periph->periph_cap |= PERIPH_CAP_WIDE16; 912 913 /* 914 * Now apply any quirks from the table. 915 */ 916 periph->periph_quirks |= quirks; 917 if (periph->periph_version == 0 && 918 (periph->periph_quirks & PQUIRK_FORCELUNS) == 0) 919 periph->periph_quirks |= PQUIRK_NOLUNS; 920 921 if ((periph->periph_quirks & PQUIRK_NOLUNS) == 0) 922 docontinue = 1; 923 924 locs[SCSIBUSCF_TARGET] = target; 925 locs[SCSIBUSCF_LUN] = lun; 926 927 if ((cf = config_search_loc(config_stdsubmatch, sc->sc_dev, 928 "scsibus", locs, &sa)) != NULL) { 929 scsipi_insert_periph(chan, periph); 930 /* 931 * XXX Can't assign periph_dev here, because we'll 932 * XXX need it before config_attach() returns. Must 933 * XXX assign it in periph driver. 934 */ 935 chld = config_attach_loc(sc->sc_dev, cf, locs, &sa, 936 scsibusprint); 937 } else { 938 scsibusprint(&sa, device_xname(sc->sc_dev)); 939 aprint_normal(" not configured\n"); 940 goto bad; 941 } 942 943 return (docontinue); 944 945 bad: 946 free(periph, M_DEVBUF); 947 return (docontinue); 948 } 949 950 /****** Entry points for user control of the SCSI bus. ******/ 951 952 static int 953 scsibusopen(dev_t dev, int flag, int fmt, 954 struct lwp *l) 955 { 956 struct scsibus_softc *sc; 957 int error, unit = minor(dev); 958 959 sc = device_lookup_private(&scsibus_cd, unit); 960 if (sc == NULL) 961 return (ENXIO); 962 963 if (sc->sc_flags & SCSIBUSF_OPEN) 964 return (EBUSY); 965 966 if ((error = scsipi_adapter_addref(sc->sc_channel->chan_adapter)) != 0) 967 return (error); 968 969 sc->sc_flags |= SCSIBUSF_OPEN; 970 971 return (0); 972 } 973 974 static int 975 scsibusclose(dev_t dev, int flag, int fmt, 976 struct lwp *l) 977 { 978 struct scsibus_softc *sc; 979 980 sc = device_lookup_private(&scsibus_cd, minor(dev)); 981 scsipi_adapter_delref(sc->sc_channel->chan_adapter); 982 983 sc->sc_flags &= ~SCSIBUSF_OPEN; 984 985 return (0); 986 } 987 988 static int 989 scsibusioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 990 { 991 struct scsibus_softc *sc; 992 struct scsipi_channel *chan; 993 int error; 994 995 sc = device_lookup_private(&scsibus_cd, minor(dev)); 996 chan = sc->sc_channel; 997 998 /* 999 * Enforce write permission for ioctls that change the 1000 * state of the bus. Host adapter specific ioctls must 1001 * be checked by the adapter driver. 1002 */ 1003 switch (cmd) { 1004 case SCBUSIOSCAN: 1005 case SCBUSIODETACH: 1006 case SCBUSIORESET: 1007 if ((flag & FWRITE) == 0) 1008 return (EBADF); 1009 } 1010 1011 switch (cmd) { 1012 case SCBUSIOSCAN: 1013 { 1014 struct scbusioscan_args *a = 1015 (struct scbusioscan_args *)addr; 1016 1017 error = scsi_probe_bus(sc, a->sa_target, a->sa_lun); 1018 break; 1019 } 1020 1021 case SCBUSIODETACH: 1022 { 1023 struct scbusiodetach_args *a = 1024 (struct scbusiodetach_args *)addr; 1025 1026 error = scsipi_target_detach(chan, a->sa_target, a->sa_lun, 0); 1027 break; 1028 } 1029 1030 1031 case SCBUSIORESET: 1032 /* FALLTHROUGH */ 1033 default: 1034 if (chan->chan_adapter->adapt_ioctl == NULL) 1035 error = ENOTTY; 1036 else 1037 error = (*chan->chan_adapter->adapt_ioctl)(chan, 1038 cmd, addr, flag, l->l_proc); 1039 break; 1040 } 1041 1042 return (error); 1043 } 1044