1 /* $NetBSD: umass_scsipi.c,v 1.67 2021/04/24 23:36:59 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 2001, 2003, 2012 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Lennart Augustsson (lennart@augustsson.net) at 9 * Carlstedt Research & Technology, Charles M. Hamnnum and Matthew R. Green. 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 #include <sys/cdefs.h> 34 __KERNEL_RCSID(0, "$NetBSD: umass_scsipi.c,v 1.67 2021/04/24 23:36:59 thorpej Exp $"); 35 36 #ifdef _KERNEL_OPT 37 #include "opt_usb.h" 38 #endif 39 40 #include "atapibus.h" 41 #include "scsibus.h" 42 43 #include <sys/param.h> 44 #include <sys/buf.h> 45 #include <sys/bufq.h> 46 #include <sys/conf.h> 47 #include <sys/device.h> 48 #include <sys/disk.h> /* XXX */ 49 #include <sys/ioctl.h> 50 #include <sys/kernel.h> 51 #include <sys/kmem.h> 52 #include <sys/lwp.h> 53 #include <sys/malloc.h> 54 #include <sys/systm.h> 55 56 /* SCSI & ATAPI */ 57 #include <sys/scsiio.h> 58 #include <dev/scsipi/scsi_spc.h> 59 #include <dev/scsipi/scsi_all.h> 60 #include <dev/scsipi/scsipi_all.h> 61 #include <dev/scsipi/scsiconf.h> 62 63 #include <dev/scsipi/atapiconf.h> 64 65 #include <dev/scsipi/scsipi_disk.h> 66 #include <dev/scsipi/scsi_disk.h> 67 #include <dev/scsipi/scsi_changer.h> 68 69 #include <dev/scsipi/sdvar.h> /* XXX */ 70 71 /* USB */ 72 #include <dev/usb/usb.h> 73 #include <dev/usb/usbdi.h> 74 #include <dev/usb/usbdi_util.h> 75 #include <dev/usb/usbdevs.h> 76 #include <dev/usb/usbhist.h> 77 78 #include <dev/usb/umassvar.h> 79 #include <dev/usb/umass_scsipi.h> 80 81 struct umass_scsipi_softc { 82 struct umassbus_softc base; 83 84 struct atapi_adapter sc_atapi_adapter; 85 #define sc_adapter sc_atapi_adapter._generic 86 struct scsipi_channel sc_channel; 87 usbd_status sc_sync_status; 88 struct scsi_request_sense sc_sense_cmd; 89 }; 90 91 92 #define SHORT_INQUIRY_LENGTH 36 /* XXX */ 93 94 #define UMASS_ATAPI_DRIVE 0 95 96 Static void umass_scsipi_request(struct scsipi_channel *, 97 scsipi_adapter_req_t, void *); 98 Static void umass_scsipi_minphys(struct buf *); 99 Static int umass_scsipi_ioctl(struct scsipi_channel *, u_long, 100 void *, int, proc_t *); 101 Static int umass_scsipi_getgeom(struct scsipi_periph *, 102 struct disk_parms *, u_long); 103 104 Static void umass_scsipi_cb(struct umass_softc *, void *, 105 int, int); 106 Static void umass_scsipi_sense_cb(struct umass_softc *, void *, 107 int, int); 108 109 Static struct umass_scsipi_softc *umass_scsipi_setup(struct umass_softc *); 110 111 #if NATAPIBUS > 0 112 Static void umass_atapi_probe_device(struct atapibus_softc *, int); 113 114 const struct scsipi_bustype umass_atapi_bustype = { 115 .bustype_type = SCSIPI_BUSTYPE_ATAPI, 116 .bustype_cmd = atapi_scsipi_cmd, 117 .bustype_interpret_sense = atapi_interpret_sense, 118 .bustype_printaddr = atapi_print_addr, 119 .bustype_kill_pending = scsi_kill_pending, 120 .bustype_async_event_xfer_mode = NULL, 121 }; 122 #endif 123 124 125 #if NSCSIBUS > 0 126 int 127 umass_scsi_attach(struct umass_softc *sc) 128 { 129 UMASSHIST_FUNC(); UMASSHIST_CALLED(); 130 struct umass_scsipi_softc *scbus; 131 132 scbus = umass_scsipi_setup(sc); 133 134 scbus->sc_channel.chan_bustype = &scsi_bustype; 135 scbus->sc_channel.chan_ntargets = 2; 136 scbus->sc_channel.chan_nluns = sc->maxlun + 1; 137 scbus->sc_channel.chan_id = scbus->sc_channel.chan_ntargets - 1; 138 DPRINTFM(UDMASS_USB, "sc %#jx: SCSI", (uintptr_t)sc, 0, 0, 0); 139 140 mutex_enter(&sc->sc_lock); 141 sc->sc_refcnt++; 142 mutex_exit(&sc->sc_lock); 143 scbus->base.sc_child = 144 config_found(sc->sc_dev, &scbus->sc_channel, scsiprint, 145 CFARG_IATTR, "scsi", 146 CFARG_EOL); 147 mutex_enter(&sc->sc_lock); 148 if (--sc->sc_refcnt < 0) 149 cv_broadcast(&sc->sc_detach_cv); 150 mutex_exit(&sc->sc_lock); 151 152 153 return 0; 154 } 155 156 void 157 umass_scsi_detach(struct umass_softc *sc) 158 { 159 struct umass_scsipi_softc *scbus = (struct umass_scsipi_softc *)sc->bus; 160 161 kmem_free(scbus, sizeof(*scbus)); 162 sc->bus = NULL; 163 } 164 #endif 165 166 #if NATAPIBUS > 0 167 int 168 umass_atapi_attach(struct umass_softc *sc) 169 { 170 UMASSHIST_FUNC(); UMASSHIST_CALLED(); 171 struct umass_scsipi_softc *scbus; 172 173 scbus = umass_scsipi_setup(sc); 174 scbus->sc_atapi_adapter.atapi_probe_device = umass_atapi_probe_device; 175 176 scbus->sc_channel.chan_bustype = &umass_atapi_bustype; 177 scbus->sc_channel.chan_ntargets = 2; 178 scbus->sc_channel.chan_nluns = 1; 179 180 scbus->sc_channel.chan_defquirks |= sc->sc_busquirks; 181 DPRINTFM(UDMASS_USB, "sc %#jxp: ATAPI", (uintptr_t)sc, 0, 0, 0); 182 183 mutex_enter(&sc->sc_lock); 184 sc->sc_refcnt++; 185 mutex_exit(&sc->sc_lock); 186 scbus->base.sc_child = 187 config_found(sc->sc_dev, &scbus->sc_channel, atapiprint, 188 CFARG_IATTR, "atapi", 189 CFARG_EOL); 190 mutex_enter(&sc->sc_lock); 191 if (--sc->sc_refcnt < 0) 192 cv_broadcast(&sc->sc_detach_cv); 193 mutex_exit(&sc->sc_lock); 194 195 return 0; 196 } 197 198 void 199 umass_atapi_detach(struct umass_softc *sc) 200 { 201 struct umass_scsipi_softc *scbus = (struct umass_scsipi_softc *)sc->bus; 202 203 kmem_free(scbus, sizeof(*scbus)); 204 sc->bus = NULL; 205 } 206 #endif 207 208 Static struct umass_scsipi_softc * 209 umass_scsipi_setup(struct umass_softc *sc) 210 { 211 struct umass_scsipi_softc *scbus; 212 213 scbus = kmem_zalloc(sizeof(*scbus), KM_SLEEP); 214 sc->bus = &scbus->base; 215 216 /* Only use big commands for USB SCSI devices. */ 217 /* Do not ask for timeouts. */ 218 sc->sc_busquirks |= PQUIRK_ONLYBIG|PQUIRK_NOREPSUPPOPC; 219 220 /* Fill in the adapter. */ 221 memset(&scbus->sc_adapter, 0, sizeof(scbus->sc_adapter)); 222 scbus->sc_adapter.adapt_dev = sc->sc_dev; 223 scbus->sc_adapter.adapt_nchannels = 1; 224 scbus->sc_adapter.adapt_request = umass_scsipi_request; 225 scbus->sc_adapter.adapt_minphys = umass_scsipi_minphys; 226 scbus->sc_adapter.adapt_ioctl = umass_scsipi_ioctl; 227 scbus->sc_adapter.adapt_getgeom = umass_scsipi_getgeom; 228 scbus->sc_adapter.adapt_flags = SCSIPI_ADAPT_MPSAFE; 229 230 /* Fill in the channel. */ 231 memset(&scbus->sc_channel, 0, sizeof(scbus->sc_channel)); 232 scbus->sc_channel.chan_adapter = &scbus->sc_adapter; 233 scbus->sc_channel.chan_channel = 0; 234 scbus->sc_channel.chan_flags = SCSIPI_CHAN_OPENINGS | SCSIPI_CHAN_NOSETTLE; 235 scbus->sc_channel.chan_openings = 1; 236 scbus->sc_channel.chan_max_periph = 1; 237 scbus->sc_channel.chan_defquirks |= sc->sc_busquirks; 238 239 return scbus; 240 } 241 242 Static void 243 umass_scsipi_request(struct scsipi_channel *chan, 244 scsipi_adapter_req_t req, void *arg) 245 { 246 UMASSHIST_FUNC(); UMASSHIST_CALLED(); 247 struct scsipi_adapter *adapt = chan->chan_adapter; 248 struct scsipi_periph *periph; 249 struct scsipi_xfer *xs; 250 struct umass_softc *sc = device_private(adapt->adapt_dev); 251 struct umass_scsipi_softc *scbus = (struct umass_scsipi_softc *)sc->bus; 252 struct scsipi_generic *cmd; 253 int cmdlen; 254 int dir; 255 #ifdef UMASS_DEBUG 256 microtime(&sc->tv); 257 #endif 258 switch(req) { 259 case ADAPTER_REQ_RUN_XFER: 260 xs = arg; 261 periph = xs->xs_periph; 262 DIF(UDMASS_UPPER, periph->periph_dbflags |= SCSIPI_DEBUG_FLAGS); 263 264 DPRINTFM(UDMASS_CMD, "sc %#jxp: %jd:%jd xs=%#jxp", 265 (uintptr_t)sc, periph->periph_target, periph->periph_lun, 266 (uintptr_t)xs); 267 DPRINTFM(UDMASS_CMD, "cmd=0x%02jx datalen=%jd (quirks=%#jx, " 268 "poll=%jd)", xs->cmd->opcode, xs->datalen, 269 periph->periph_quirks, !!(xs->xs_control & XS_CTL_POLL)); 270 #if defined(UMASS_DEBUG) && defined(SCSIPI_DEBUG) 271 if (umassdebug & UDMASS_SCSI) 272 show_scsipi_xs(xs); 273 else if (umassdebug & ~UDMASS_CMD) 274 show_scsipi_cmd(xs); 275 #endif 276 277 if (sc->sc_dying) { 278 xs->error = XS_DRIVER_STUFFUP; 279 goto done; 280 } 281 282 #ifdef UMASS_DEBUG 283 if (SCSIPI_BUSTYPE_TYPE(chan->chan_bustype->bustype_type) == 284 SCSIPI_BUSTYPE_ATAPI ? 285 periph->periph_target != UMASS_ATAPI_DRIVE : 286 periph->periph_target == chan->chan_id) { 287 DPRINTFM(UDMASS_SCSI, "sc %#jx: wrong SCSI ID %jd", 288 (uintptr_t)sc, periph->periph_target, 0, 0); 289 xs->error = XS_DRIVER_STUFFUP; 290 goto done; 291 } 292 #endif 293 294 cmd = xs->cmd; 295 cmdlen = xs->cmdlen; 296 297 dir = DIR_NONE; 298 if (xs->datalen) { 299 switch (xs->xs_control & 300 (XS_CTL_DATA_IN | XS_CTL_DATA_OUT)) { 301 case XS_CTL_DATA_IN: 302 dir = DIR_IN; 303 break; 304 case XS_CTL_DATA_OUT: 305 dir = DIR_OUT; 306 break; 307 } 308 } 309 310 if (xs->datalen > UMASS_MAX_TRANSFER_SIZE) { 311 printf("umass_cmd: large datalen, %d\n", xs->datalen); 312 xs->error = XS_DRIVER_STUFFUP; 313 goto done; 314 } 315 316 if (xs->xs_control & XS_CTL_POLL) { 317 /* Use sync transfer. XXX Broken! */ 318 DPRINTFM(UDMASS_SCSI, "sync dir=%jd\n", dir, 0, 0, 0); 319 scbus->sc_sync_status = USBD_INVAL; 320 sc->sc_methods->wire_xfer(sc, periph->periph_lun, cmd, 321 cmdlen, xs->data, 322 xs->datalen, dir, 323 xs->timeout, USBD_SYNCHRONOUS, 324 0, xs); 325 DPRINTFM(UDMASS_SCSI, "done err=%jd", 326 scbus->sc_sync_status, 0, 0, 0); 327 switch (scbus->sc_sync_status) { 328 case USBD_NORMAL_COMPLETION: 329 xs->error = XS_NOERROR; 330 break; 331 case USBD_TIMEOUT: 332 xs->error = XS_TIMEOUT; 333 break; 334 default: 335 xs->error = XS_DRIVER_STUFFUP; 336 break; 337 } 338 goto done; 339 } else { 340 DPRINTFM(UDMASS_SCSI, "async dir=%jd, cmdlen=%jd" 341 " datalen=%jd", dir, cmdlen, xs->datalen, 0); 342 sc->sc_methods->wire_xfer(sc, periph->periph_lun, cmd, 343 cmdlen, xs->data, 344 xs->datalen, dir, 345 xs->timeout, 0, 346 umass_scsipi_cb, xs); 347 return; 348 } 349 350 /* Return if command finishes early. */ 351 done: 352 scsipi_done(xs); 353 return; 354 default: 355 /* Not supported, nothing to do. */ 356 ; 357 } 358 } 359 360 Static void 361 umass_scsipi_minphys(struct buf *bp) 362 { 363 #ifdef DIAGNOSTIC 364 if (bp->b_bcount <= 0) { 365 printf("umass_scsipi_minphys count(%d) <= 0\n", 366 bp->b_bcount); 367 bp->b_bcount = UMASS_MAX_TRANSFER_SIZE; 368 } 369 #endif 370 if (bp->b_bcount > UMASS_MAX_TRANSFER_SIZE) 371 bp->b_bcount = UMASS_MAX_TRANSFER_SIZE; 372 minphys(bp); 373 } 374 375 int 376 umass_scsipi_ioctl(struct scsipi_channel *chan, u_long cmd, 377 void *arg, int flag, proc_t *p) 378 { 379 /*struct umass_softc *sc = link->adapter_softc;*/ 380 /*struct umass_scsipi_softc *scbus = sc->bus;*/ 381 382 switch (cmd) { 383 #if 0 384 case SCBUSIORESET: 385 ccb->ccb_h.status = CAM_REQ_INPROG; 386 umass_reset(sc, umass_cam_cb, (void *) ccb); 387 return 0; 388 #endif 389 default: 390 return ENOTTY; 391 } 392 } 393 394 Static int 395 umass_scsipi_getgeom(struct scsipi_periph *periph, struct disk_parms *dp, 396 u_long sectors) 397 { 398 struct umass_softc *sc = 399 device_private(periph->periph_channel->chan_adapter->adapt_dev); 400 401 /* If it's not a floppy, we don't know what to do. */ 402 if (sc->sc_cmd != UMASS_CPROTO_UFI) 403 return 0; 404 405 switch (sectors) { 406 case 1440: 407 /* Most likely a single density 3.5" floppy. */ 408 dp->heads = 2; 409 dp->sectors = 9; 410 dp->cyls = 80; 411 return 1; 412 case 2880: 413 /* Most likely a double density 3.5" floppy. */ 414 dp->heads = 2; 415 dp->sectors = 18; 416 dp->cyls = 80; 417 return 1; 418 default: 419 return 0; 420 } 421 } 422 423 Static void 424 umass_scsipi_cb(struct umass_softc *sc, void *priv, int residue, int status) 425 { 426 UMASSHIST_FUNC(); UMASSHIST_CALLED(); 427 struct umass_scsipi_softc *scbus = (struct umass_scsipi_softc *)sc->bus; 428 struct scsipi_xfer *xs = priv; 429 struct scsipi_periph *periph = xs->xs_periph; 430 int cmdlen, senselen; 431 #ifdef UMASS_DEBUG 432 struct timeval tv; 433 u_int delta; 434 microtime(&tv); 435 delta = (tv.tv_sec - sc->tv.tv_sec) * 1000000 + tv.tv_usec - sc->tv.tv_usec; 436 DPRINTFM(UDMASS_CMD, "delta=%ju: xs=%#jx residue=%jd status=%jd", 437 delta, (uintptr_t)xs, residue, status); 438 #endif 439 440 441 xs->resid = residue; 442 443 switch (status) { 444 case STATUS_CMD_OK: 445 xs->error = XS_NOERROR; 446 break; 447 448 case STATUS_CMD_UNKNOWN: 449 /* FALLTHROUGH */ 450 case STATUS_CMD_FAILED: 451 /* fetch sense data */ 452 sc->sc_sense = 1; 453 memset(&scbus->sc_sense_cmd, 0, sizeof(scbus->sc_sense_cmd)); 454 scbus->sc_sense_cmd.opcode = SCSI_REQUEST_SENSE; 455 scbus->sc_sense_cmd.byte2 = periph->periph_lun << 456 SCSI_CMD_LUN_SHIFT; 457 458 if (sc->sc_cmd == UMASS_CPROTO_UFI || 459 sc->sc_cmd == UMASS_CPROTO_ATAPI) 460 cmdlen = UFI_COMMAND_LENGTH; /* XXX */ 461 else 462 cmdlen = sizeof(scbus->sc_sense_cmd); 463 if (periph->periph_version < 0x04) /* SPC-2 */ 464 senselen = 18; 465 else 466 senselen = sizeof(xs->sense); 467 scbus->sc_sense_cmd.length = senselen; 468 sc->sc_methods->wire_xfer(sc, periph->periph_lun, 469 &scbus->sc_sense_cmd, cmdlen, 470 &xs->sense, senselen, 471 DIR_IN, xs->timeout, 0, 472 umass_scsipi_sense_cb, xs); 473 return; 474 475 case STATUS_WIRE_FAILED: 476 xs->error = XS_RESET; 477 break; 478 479 case STATUS_TIMEOUT: 480 xs->error = XS_TIMEOUT; 481 break; 482 483 default: 484 panic("%s: Unknown status %d in umass_scsipi_cb", 485 device_xname(sc->sc_dev), status); 486 } 487 488 DPRINTFM(UDMASS_CMD, "return xs->error=%jd, xs->xs_status=%#jx" 489 " xs->resid=%jd", xs->error, xs->xs_status, xs->resid, 0); 490 491 scsipi_done(xs); 492 } 493 494 /* 495 * Finalise a completed autosense operation 496 */ 497 Static void 498 umass_scsipi_sense_cb(struct umass_softc *sc, void *priv, int residue, 499 int status) 500 { 501 UMASSHIST_FUNC(); UMASSHIST_CALLED(); 502 struct scsipi_xfer *xs = priv; 503 size_t extra; 504 505 DPRINTFM(UDMASS_CMD, "sc %#jx: xs=%#jx residue=%jd status=%jd", 506 (uintptr_t)sc, (uintptr_t)xs, residue, status); 507 508 sc->sc_sense = 0; 509 switch (status) { 510 case STATUS_CMD_OK: 511 case STATUS_CMD_UNKNOWN: 512 /* getting sense data succeeded */ 513 extra = sizeof(xs->sense.scsi_sense) 514 - sizeof(xs->sense.scsi_sense.extra_bytes); 515 if (residue <= extra) 516 xs->error = XS_SENSE; 517 else 518 xs->error = XS_SHORTSENSE; 519 break; 520 default: 521 DPRINTFM(UDMASS_SCSI, "sc %#jx: Autosense failed, status %jd", 522 (uintptr_t)sc, status, 0, 0); 523 xs->error = XS_DRIVER_STUFFUP; 524 break; 525 } 526 527 DPRINTFM(UDMASS_CMD, "return xs->error=%jd, xs->xs_status=%#jx" 528 " xs->resid=%jd", xs->error, xs->xs_status, xs->resid, 0); 529 530 scsipi_done(xs); 531 } 532 533 #if NATAPIBUS > 0 534 Static void 535 umass_atapi_probe_device(struct atapibus_softc *atapi, int target) 536 { 537 UMASSHIST_FUNC(); UMASSHIST_CALLED(); 538 struct scsipi_channel *chan = atapi->sc_channel; 539 struct scsipi_periph *periph; 540 struct scsipibus_attach_args sa; 541 char vendor[33], product[65], revision[17]; 542 struct scsipi_inquiry_data inqbuf; 543 544 DPRINTFM(UDMASS_SCSI, "atapi=%#jx target=%jd", (uintptr_t)atapi, 545 target, 0, 0); 546 547 if (target != UMASS_ATAPI_DRIVE) /* only probe drive 0 */ 548 return; 549 550 /* skip if already attached */ 551 if (scsipi_lookup_periph(chan, target, 0) != NULL) { 552 return; 553 } 554 555 periph = scsipi_alloc_periph(M_WAITOK); 556 DIF(UDMASS_UPPER, periph->periph_dbflags |= 1); /* XXX 1 */ 557 periph->periph_channel = chan; 558 periph->periph_switch = &atapi_probe_periphsw; 559 periph->periph_target = target; 560 periph->periph_quirks = chan->chan_defquirks; 561 562 DPRINTFM(UDMASS_SCSI, "doing inquiry", 0, 0, 0, 0); 563 /* Now go ask the device all about itself. */ 564 memset(&inqbuf, 0, sizeof(inqbuf)); 565 if (scsipi_inquire(periph, &inqbuf, XS_CTL_DISCOVERY) != 0) { 566 DPRINTFM(UDMASS_SCSI, "scsipi_inquire failed", 0, 0, 0, 0); 567 free(periph, M_DEVBUF); 568 return; 569 } 570 571 strnvisx(vendor, sizeof(vendor), inqbuf.vendor, 8, 572 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 573 strnvisx(product, sizeof(product), inqbuf.product, 16, 574 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 575 strnvisx(revision, sizeof(revision), inqbuf.revision, 4, 576 VIS_TRIM|VIS_SAFE|VIS_OCTAL); 577 578 sa.sa_periph = periph; 579 sa.sa_inqbuf.type = inqbuf.device; 580 sa.sa_inqbuf.removable = inqbuf.dev_qual2 & SID_REMOVABLE ? 581 T_REMOV : T_FIXED; 582 if (sa.sa_inqbuf.removable) 583 periph->periph_flags |= PERIPH_REMOVABLE; 584 sa.sa_inqbuf.vendor = vendor; 585 sa.sa_inqbuf.product = product; 586 sa.sa_inqbuf.revision = revision; 587 sa.sa_inqptr = NULL; 588 589 atapi_probe_device(atapi, target, periph, &sa); 590 /* atapi_probe_device() frees the periph when there is no device.*/ 591 } 592 #endif 593