1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 1997 Justin T. Gibbs. 5 * Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Kenneth D. Merry. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions, and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 /*- 31 * Portions of this driver taken from the original FreeBSD cd driver. 32 * Written by Julian Elischer (julian@tfs.com) 33 * for TRW Financial Systems for use under the MACH(2.5) operating system. 34 * 35 * TRW Financial Systems, in accordance with their agreement with Carnegie 36 * Mellon University, makes this software available to CMU to distribute 37 * or use in any manner that they see fit as long as this message is kept with 38 * the software. For this reason TFS also grants any other persons or 39 * organisations permission to use or modify this software. 40 * 41 * TFS supplies this software to be publicly redistributed 42 * on the understanding that TFS is not responsible for the correct 43 * functioning of this software in any circumstances. 44 * 45 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 46 * 47 * from: cd.c,v 1.83 1997/05/04 15:24:22 joerg Exp $ 48 */ 49 50 #include <sys/cdefs.h> 51 __FBSDID("$FreeBSD$"); 52 53 #include "opt_cd.h" 54 55 #include <sys/param.h> 56 #include <sys/systm.h> 57 #include <sys/kernel.h> 58 #include <sys/bio.h> 59 #include <sys/conf.h> 60 #include <sys/disk.h> 61 #include <sys/malloc.h> 62 #include <sys/cdio.h> 63 #include <sys/cdrio.h> 64 #include <sys/dvdio.h> 65 #include <sys/devicestat.h> 66 #include <sys/proc.h> 67 #include <sys/sbuf.h> 68 #include <sys/sysctl.h> 69 #include <sys/sysent.h> 70 #include <sys/taskqueue.h> 71 #include <geom/geom_disk.h> 72 73 #include <cam/cam.h> 74 #include <cam/cam_ccb.h> 75 #include <cam/cam_periph.h> 76 #include <cam/cam_xpt_periph.h> 77 #include <cam/cam_queue.h> 78 #include <cam/cam_sim.h> 79 80 #include <cam/scsi/scsi_message.h> 81 #include <cam/scsi/scsi_da.h> 82 #include <cam/scsi/scsi_cd.h> 83 84 #define LEADOUT 0xaa /* leadout toc entry */ 85 86 struct cd_params { 87 u_int32_t blksize; 88 u_long disksize; 89 }; 90 91 typedef enum { 92 CD_Q_NONE = 0x00, 93 CD_Q_NO_TOUCH = 0x01, 94 CD_Q_BCD_TRACKS = 0x02, 95 CD_Q_10_BYTE_ONLY = 0x10, 96 CD_Q_RETRY_BUSY = 0x40 97 } cd_quirks; 98 99 #define CD_Q_BIT_STRING \ 100 "\020" \ 101 "\001NO_TOUCH" \ 102 "\002BCD_TRACKS" \ 103 "\00510_BYTE_ONLY" \ 104 "\007RETRY_BUSY" 105 106 typedef enum { 107 CD_FLAG_INVALID = 0x0001, 108 CD_FLAG_NEW_DISC = 0x0002, 109 CD_FLAG_DISC_LOCKED = 0x0004, 110 CD_FLAG_DISC_REMOVABLE = 0x0008, 111 CD_FLAG_SAW_MEDIA = 0x0010, 112 CD_FLAG_ACTIVE = 0x0080, 113 CD_FLAG_SCHED_ON_COMP = 0x0100, 114 CD_FLAG_RETRY_UA = 0x0200, 115 CD_FLAG_VALID_MEDIA = 0x0400, 116 CD_FLAG_VALID_TOC = 0x0800, 117 CD_FLAG_SCTX_INIT = 0x1000, 118 CD_FLAG_MEDIA_WAIT = 0x2000, 119 CD_FLAG_MEDIA_SCAN_ACT = 0x4000 120 } cd_flags; 121 122 typedef enum { 123 CD_CCB_PROBE = 0x01, 124 CD_CCB_BUFFER_IO = 0x02, 125 CD_CCB_TUR = 0x03, 126 CD_CCB_MEDIA_PREVENT = 0x04, 127 CD_CCB_MEDIA_ALLOW = 0x05, 128 CD_CCB_MEDIA_SIZE = 0x06, 129 CD_CCB_MEDIA_TOC_HDR = 0x07, 130 CD_CCB_MEDIA_TOC_FULL = 0x08, 131 CD_CCB_MEDIA_TOC_LEAD = 0x09, 132 CD_CCB_TYPE_MASK = 0x0F, 133 CD_CCB_RETRY_UA = 0x10 134 } cd_ccb_state; 135 136 #define ccb_state ppriv_field0 137 #define ccb_bp ppriv_ptr1 138 139 struct cd_tocdata { 140 struct ioc_toc_header header; 141 struct cd_toc_entry entries[100]; 142 }; 143 144 struct cd_toc_single { 145 struct ioc_toc_header header; 146 struct cd_toc_entry entry; 147 }; 148 149 typedef enum { 150 CD_STATE_PROBE, 151 CD_STATE_NORMAL, 152 CD_STATE_MEDIA_PREVENT, 153 CD_STATE_MEDIA_ALLOW, 154 CD_STATE_MEDIA_SIZE, 155 CD_STATE_MEDIA_TOC_HDR, 156 CD_STATE_MEDIA_TOC_FULL, 157 CD_STATE_MEDIA_TOC_LEAD 158 } cd_state; 159 160 struct cd_softc { 161 cam_pinfo pinfo; 162 cd_state state; 163 volatile cd_flags flags; 164 struct bio_queue_head bio_queue; 165 LIST_HEAD(, ccb_hdr) pending_ccbs; 166 struct cd_params params; 167 union ccb saved_ccb; 168 cd_quirks quirks; 169 struct cam_periph *periph; 170 int minimum_command_size; 171 int outstanding_cmds; 172 int tur; 173 struct task sysctl_task; 174 struct sysctl_ctx_list sysctl_ctx; 175 struct sysctl_oid *sysctl_tree; 176 STAILQ_HEAD(, cd_mode_params) mode_queue; 177 struct cd_tocdata toc; 178 int toc_read_len; 179 struct cd_toc_single leadout; 180 struct disk *disk; 181 struct callout mediapoll_c; 182 183 #define CD_ANNOUNCETMP_SZ 120 184 char announce_temp[CD_ANNOUNCETMP_SZ]; 185 #define CD_ANNOUNCE_SZ 400 186 char announce_buf[CD_ANNOUNCE_SZ]; 187 }; 188 189 struct cd_page_sizes { 190 int page; 191 int page_size; 192 }; 193 194 static struct cd_page_sizes cd_page_size_table[] = 195 { 196 { AUDIO_PAGE, sizeof(struct cd_audio_page)} 197 }; 198 199 struct cd_quirk_entry { 200 struct scsi_inquiry_pattern inq_pat; 201 cd_quirks quirks; 202 }; 203 204 /* 205 * NOTE ON 10_BYTE_ONLY quirks: Any 10_BYTE_ONLY quirks MUST be because 206 * your device hangs when it gets a 10 byte command. Adding a quirk just 207 * to get rid of the informative diagnostic message is not acceptable. All 208 * 10_BYTE_ONLY quirks must be documented in full in a PR (which should be 209 * referenced in a comment along with the quirk) , and must be approved by 210 * ken@FreeBSD.org. Any quirks added that don't adhere to this policy may 211 * be removed until the submitter can explain why they are needed. 212 * 10_BYTE_ONLY quirks will be removed (as they will no longer be necessary) 213 * when the CAM_NEW_TRAN_CODE work is done. 214 */ 215 static struct cd_quirk_entry cd_quirk_table[] = 216 { 217 { 218 { T_CDROM, SIP_MEDIA_REMOVABLE, "CHINON", "CD-ROM CDS-535","*"}, 219 /* quirks */ CD_Q_BCD_TRACKS 220 }, 221 { 222 /* 223 * VMware returns BUSY status when storage has transient 224 * connectivity problems, so better wait. 225 */ 226 {T_CDROM, SIP_MEDIA_REMOVABLE, "NECVMWar", "VMware IDE CDR10", "*"}, 227 /*quirks*/ CD_Q_RETRY_BUSY 228 } 229 }; 230 231 #ifdef COMPAT_FREEBSD32 232 struct ioc_read_toc_entry32 { 233 u_char address_format; 234 u_char starting_track; 235 u_short data_len; 236 uint32_t data; /* (struct cd_toc_entry *) */ 237 }; 238 #define CDIOREADTOCENTRYS_32 \ 239 _IOC_NEWTYPE(CDIOREADTOCENTRYS, struct ioc_read_toc_entry32) 240 #endif 241 242 static disk_open_t cdopen; 243 static disk_close_t cdclose; 244 static disk_ioctl_t cdioctl; 245 static disk_strategy_t cdstrategy; 246 247 static periph_init_t cdinit; 248 static periph_ctor_t cdregister; 249 static periph_dtor_t cdcleanup; 250 static periph_start_t cdstart; 251 static periph_oninv_t cdoninvalidate; 252 static void cdasync(void *callback_arg, u_int32_t code, 253 struct cam_path *path, void *arg); 254 static int cdcmdsizesysctl(SYSCTL_HANDLER_ARGS); 255 static int cdrunccb(union ccb *ccb, 256 int (*error_routine)(union ccb *ccb, 257 u_int32_t cam_flags, 258 u_int32_t sense_flags), 259 u_int32_t cam_flags, u_int32_t sense_flags); 260 static void cddone(struct cam_periph *periph, 261 union ccb *start_ccb); 262 static union cd_pages *cdgetpage(struct cd_mode_params *mode_params); 263 static int cdgetpagesize(int page_num); 264 static void cdprevent(struct cam_periph *periph, int action); 265 static void cdmediaprobedone(struct cam_periph *periph); 266 static int cdcheckmedia(struct cam_periph *periph, int do_wait); 267 #if 0 268 static int cdsize(struct cam_periph *periph, u_int32_t *size); 269 #endif 270 static int cd6byteworkaround(union ccb *ccb); 271 static int cderror(union ccb *ccb, u_int32_t cam_flags, 272 u_int32_t sense_flags); 273 static int cdreadtoc(struct cam_periph *periph, u_int32_t mode, 274 u_int32_t start, u_int8_t *data, 275 u_int32_t len, u_int32_t sense_flags); 276 static int cdgetmode(struct cam_periph *periph, 277 struct cd_mode_params *data, u_int32_t page); 278 static int cdsetmode(struct cam_periph *periph, 279 struct cd_mode_params *data); 280 static int cdplay(struct cam_periph *periph, u_int32_t blk, 281 u_int32_t len); 282 static int cdreadsubchannel(struct cam_periph *periph, 283 u_int32_t mode, u_int32_t format, 284 int track, 285 struct cd_sub_channel_info *data, 286 u_int32_t len); 287 static int cdplaymsf(struct cam_periph *periph, u_int32_t startm, 288 u_int32_t starts, u_int32_t startf, 289 u_int32_t endm, u_int32_t ends, 290 u_int32_t endf); 291 static int cdplaytracks(struct cam_periph *periph, 292 u_int32_t strack, u_int32_t sindex, 293 u_int32_t etrack, u_int32_t eindex); 294 static int cdpause(struct cam_periph *periph, u_int32_t go); 295 static int cdstopunit(struct cam_periph *periph, u_int32_t eject); 296 static int cdstartunit(struct cam_periph *periph, int load); 297 static int cdsetspeed(struct cam_periph *periph, 298 u_int32_t rdspeed, u_int32_t wrspeed); 299 static int cdreportkey(struct cam_periph *periph, 300 struct dvd_authinfo *authinfo); 301 static int cdsendkey(struct cam_periph *periph, 302 struct dvd_authinfo *authinfo); 303 static int cdreaddvdstructure(struct cam_periph *periph, 304 struct dvd_struct *dvdstruct); 305 static callout_func_t cdmediapoll; 306 307 static struct periph_driver cddriver = 308 { 309 cdinit, "cd", 310 TAILQ_HEAD_INITIALIZER(cddriver.units), /* generation */ 0 311 }; 312 313 PERIPHDRIVER_DECLARE(cd, cddriver); 314 315 #ifndef CD_DEFAULT_POLL_PERIOD 316 #define CD_DEFAULT_POLL_PERIOD 3 317 #endif 318 #ifndef CD_DEFAULT_RETRY 319 #define CD_DEFAULT_RETRY 4 320 #endif 321 #ifndef CD_DEFAULT_TIMEOUT 322 #define CD_DEFAULT_TIMEOUT 30000 323 #endif 324 325 static int cd_poll_period = CD_DEFAULT_POLL_PERIOD; 326 static int cd_retry_count = CD_DEFAULT_RETRY; 327 static int cd_timeout = CD_DEFAULT_TIMEOUT; 328 329 static SYSCTL_NODE(_kern_cam, OID_AUTO, cd, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 330 "CAM CDROM driver"); 331 SYSCTL_INT(_kern_cam_cd, OID_AUTO, poll_period, CTLFLAG_RWTUN, 332 &cd_poll_period, 0, "Media polling period in seconds"); 333 SYSCTL_INT(_kern_cam_cd, OID_AUTO, retry_count, CTLFLAG_RWTUN, 334 &cd_retry_count, 0, "Normal I/O retry count"); 335 SYSCTL_INT(_kern_cam_cd, OID_AUTO, timeout, CTLFLAG_RWTUN, 336 &cd_timeout, 0, "Timeout, in us, for read operations"); 337 338 static MALLOC_DEFINE(M_SCSICD, "scsi_cd", "scsi_cd buffers"); 339 340 static void 341 cdinit(void) 342 { 343 cam_status status; 344 345 /* 346 * Install a global async callback. This callback will 347 * receive async callbacks like "new device found". 348 */ 349 status = xpt_register_async(AC_FOUND_DEVICE, cdasync, NULL, NULL); 350 351 if (status != CAM_REQ_CMP) { 352 printf("cd: Failed to attach master async callback " 353 "due to status 0x%x!\n", status); 354 } 355 } 356 357 /* 358 * Callback from GEOM, called when it has finished cleaning up its 359 * resources. 360 */ 361 static void 362 cddiskgonecb(struct disk *dp) 363 { 364 struct cam_periph *periph; 365 366 periph = (struct cam_periph *)dp->d_drv1; 367 cam_periph_release(periph); 368 } 369 370 static void 371 cdoninvalidate(struct cam_periph *periph) 372 { 373 struct cd_softc *softc; 374 375 softc = (struct cd_softc *)periph->softc; 376 377 /* 378 * De-register any async callbacks. 379 */ 380 xpt_register_async(0, cdasync, periph, periph->path); 381 382 softc->flags |= CD_FLAG_INVALID; 383 384 /* 385 * Return all queued I/O with ENXIO. 386 * XXX Handle any transactions queued to the card 387 * with XPT_ABORT_CCB. 388 */ 389 bioq_flush(&softc->bio_queue, NULL, ENXIO); 390 391 disk_gone(softc->disk); 392 } 393 394 static void 395 cdcleanup(struct cam_periph *periph) 396 { 397 struct cd_softc *softc; 398 399 softc = (struct cd_softc *)periph->softc; 400 401 cam_periph_unlock(periph); 402 if ((softc->flags & CD_FLAG_SCTX_INIT) != 0 403 && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 404 xpt_print(periph->path, "can't remove sysctl context\n"); 405 } 406 407 callout_drain(&softc->mediapoll_c); 408 disk_destroy(softc->disk); 409 free(softc, M_DEVBUF); 410 cam_periph_lock(periph); 411 } 412 413 static void 414 cdasync(void *callback_arg, u_int32_t code, 415 struct cam_path *path, void *arg) 416 { 417 struct cam_periph *periph; 418 struct cd_softc *softc; 419 420 periph = (struct cam_periph *)callback_arg; 421 switch (code) { 422 case AC_FOUND_DEVICE: 423 { 424 struct ccb_getdev *cgd; 425 cam_status status; 426 427 cgd = (struct ccb_getdev *)arg; 428 if (cgd == NULL) 429 break; 430 431 if (cgd->protocol != PROTO_SCSI) 432 break; 433 if (SID_QUAL(&cgd->inq_data) != SID_QUAL_LU_CONNECTED) 434 break; 435 if (SID_TYPE(&cgd->inq_data) != T_CDROM 436 && SID_TYPE(&cgd->inq_data) != T_WORM) 437 break; 438 439 /* 440 * Allocate a peripheral instance for 441 * this device and start the probe 442 * process. 443 */ 444 status = cam_periph_alloc(cdregister, cdoninvalidate, 445 cdcleanup, cdstart, 446 "cd", CAM_PERIPH_BIO, 447 path, cdasync, 448 AC_FOUND_DEVICE, cgd); 449 450 if (status != CAM_REQ_CMP 451 && status != CAM_REQ_INPROG) 452 printf("cdasync: Unable to attach new device " 453 "due to status 0x%x\n", status); 454 455 break; 456 } 457 case AC_UNIT_ATTENTION: 458 { 459 union ccb *ccb; 460 int error_code, sense_key, asc, ascq; 461 462 softc = (struct cd_softc *)periph->softc; 463 ccb = (union ccb *)arg; 464 465 /* 466 * Handle all media change UNIT ATTENTIONs except 467 * our own, as they will be handled by cderror(). 468 */ 469 if (xpt_path_periph(ccb->ccb_h.path) != periph && 470 scsi_extract_sense_ccb(ccb, 471 &error_code, &sense_key, &asc, &ascq)) { 472 if (asc == 0x28 && ascq == 0x00) 473 disk_media_changed(softc->disk, M_NOWAIT); 474 } 475 cam_periph_async(periph, code, path, arg); 476 break; 477 } 478 case AC_SCSI_AEN: 479 softc = (struct cd_softc *)periph->softc; 480 if (softc->state == CD_STATE_NORMAL && !softc->tur) { 481 if (cam_periph_acquire(periph) == 0) { 482 softc->tur = 1; 483 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 484 } 485 } 486 /* FALLTHROUGH */ 487 case AC_SENT_BDR: 488 case AC_BUS_RESET: 489 { 490 struct ccb_hdr *ccbh; 491 492 softc = (struct cd_softc *)periph->softc; 493 /* 494 * Don't fail on the expected unit attention 495 * that will occur. 496 */ 497 softc->flags |= CD_FLAG_RETRY_UA; 498 LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 499 ccbh->ccb_state |= CD_CCB_RETRY_UA; 500 /* FALLTHROUGH */ 501 } 502 default: 503 cam_periph_async(periph, code, path, arg); 504 break; 505 } 506 } 507 508 static void 509 cdsysctlinit(void *context, int pending) 510 { 511 struct cam_periph *periph; 512 struct cd_softc *softc; 513 char tmpstr[32], tmpstr2[16]; 514 515 periph = (struct cam_periph *)context; 516 if (cam_periph_acquire(periph) != 0) 517 return; 518 519 softc = (struct cd_softc *)periph->softc; 520 snprintf(tmpstr, sizeof(tmpstr), "CAM CD unit %d", periph->unit_number); 521 snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 522 523 sysctl_ctx_init(&softc->sysctl_ctx); 524 softc->flags |= CD_FLAG_SCTX_INIT; 525 softc->sysctl_tree = SYSCTL_ADD_NODE_WITH_LABEL(&softc->sysctl_ctx, 526 SYSCTL_STATIC_CHILDREN(_kern_cam_cd), OID_AUTO, 527 tmpstr2, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, tmpstr, 528 "device_index"); 529 530 if (softc->sysctl_tree == NULL) { 531 printf("cdsysctlinit: unable to allocate sysctl tree\n"); 532 cam_periph_release(periph); 533 return; 534 } 535 536 /* 537 * Now register the sysctl handler, so the user can the value on 538 * the fly. 539 */ 540 SYSCTL_ADD_PROC(&softc->sysctl_ctx,SYSCTL_CHILDREN(softc->sysctl_tree), 541 OID_AUTO, "minimum_cmd_size", 542 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_NEEDGIANT, 543 &softc->minimum_command_size, 0, cdcmdsizesysctl, "I", 544 "Minimum CDB size"); 545 546 cam_periph_release(periph); 547 } 548 549 /* 550 * We have a handler function for this so we can check the values when the 551 * user sets them, instead of every time we look at them. 552 */ 553 static int 554 cdcmdsizesysctl(SYSCTL_HANDLER_ARGS) 555 { 556 int error, value; 557 558 value = *(int *)arg1; 559 560 error = sysctl_handle_int(oidp, &value, 0, req); 561 562 if ((error != 0) 563 || (req->newptr == NULL)) 564 return (error); 565 566 /* 567 * The only real values we can have here are 6 or 10. I don't 568 * really forsee having 12 be an option at any time in the future. 569 * So if the user sets something less than or equal to 6, we'll set 570 * it to 6. If he sets something greater than 6, we'll set it to 10. 571 * 572 * I suppose we could just return an error here for the wrong values, 573 * but I don't think it's necessary to do so, as long as we can 574 * determine the user's intent without too much trouble. 575 */ 576 if (value < 6) 577 value = 6; 578 else if (value > 6) 579 value = 10; 580 581 *(int *)arg1 = value; 582 583 return (0); 584 } 585 586 static cam_status 587 cdregister(struct cam_periph *periph, void *arg) 588 { 589 struct cd_softc *softc; 590 struct ccb_pathinq cpi; 591 struct ccb_getdev *cgd; 592 char tmpstr[80]; 593 caddr_t match; 594 595 cgd = (struct ccb_getdev *)arg; 596 if (cgd == NULL) { 597 printf("cdregister: no getdev CCB, can't register device\n"); 598 return(CAM_REQ_CMP_ERR); 599 } 600 601 softc = (struct cd_softc *)malloc(sizeof(*softc),M_DEVBUF, 602 M_NOWAIT | M_ZERO); 603 if (softc == NULL) { 604 printf("cdregister: Unable to probe new device. " 605 "Unable to allocate softc\n"); 606 return(CAM_REQ_CMP_ERR); 607 } 608 609 LIST_INIT(&softc->pending_ccbs); 610 STAILQ_INIT(&softc->mode_queue); 611 softc->state = CD_STATE_PROBE; 612 bioq_init(&softc->bio_queue); 613 if (SID_IS_REMOVABLE(&cgd->inq_data)) 614 softc->flags |= CD_FLAG_DISC_REMOVABLE; 615 616 periph->softc = softc; 617 softc->periph = periph; 618 619 /* 620 * See if this device has any quirks. 621 */ 622 match = cam_quirkmatch((caddr_t)&cgd->inq_data, 623 (caddr_t)cd_quirk_table, 624 nitems(cd_quirk_table), 625 sizeof(*cd_quirk_table), scsi_inquiry_match); 626 627 if (match != NULL) 628 softc->quirks = ((struct cd_quirk_entry *)match)->quirks; 629 else 630 softc->quirks = CD_Q_NONE; 631 632 /* Check if the SIM does not want 6 byte commands */ 633 xpt_path_inq(&cpi, periph->path); 634 if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 635 softc->quirks |= CD_Q_10_BYTE_ONLY; 636 637 TASK_INIT(&softc->sysctl_task, 0, cdsysctlinit, periph); 638 639 /* The default is 6 byte commands, unless quirked otherwise */ 640 if (softc->quirks & CD_Q_10_BYTE_ONLY) 641 softc->minimum_command_size = 10; 642 else 643 softc->minimum_command_size = 6; 644 645 /* 646 * Refcount and block open attempts until we are setup 647 * Can't block 648 */ 649 (void)cam_periph_hold(periph, PRIBIO); 650 cam_periph_unlock(periph); 651 /* 652 * Load the user's default, if any. 653 */ 654 snprintf(tmpstr, sizeof(tmpstr), "kern.cam.cd.%d.minimum_cmd_size", 655 periph->unit_number); 656 TUNABLE_INT_FETCH(tmpstr, &softc->minimum_command_size); 657 658 /* 6 and 10 are the only permissible values here. */ 659 if (softc->minimum_command_size < 6) 660 softc->minimum_command_size = 6; 661 else if (softc->minimum_command_size > 6) 662 softc->minimum_command_size = 10; 663 664 /* 665 * We need to register the statistics structure for this device, 666 * but we don't have the blocksize yet for it. So, we register 667 * the structure and indicate that we don't have the blocksize 668 * yet. Unlike other SCSI peripheral drivers, we explicitly set 669 * the device type here to be CDROM, rather than just ORing in 670 * the device type. This is because this driver can attach to either 671 * CDROM or WORM devices, and we want this peripheral driver to 672 * show up in the devstat list as a CD peripheral driver, not a 673 * WORM peripheral driver. WORM drives will also have the WORM 674 * driver attached to them. 675 */ 676 softc->disk = disk_alloc(); 677 softc->disk->d_devstat = devstat_new_entry("cd", 678 periph->unit_number, 0, 679 DEVSTAT_BS_UNAVAILABLE, 680 DEVSTAT_TYPE_CDROM | 681 XPORT_DEVSTAT_TYPE(cpi.transport), 682 DEVSTAT_PRIORITY_CD); 683 softc->disk->d_open = cdopen; 684 softc->disk->d_close = cdclose; 685 softc->disk->d_strategy = cdstrategy; 686 softc->disk->d_gone = cddiskgonecb; 687 softc->disk->d_ioctl = cdioctl; 688 softc->disk->d_name = "cd"; 689 cam_strvis(softc->disk->d_descr, cgd->inq_data.vendor, 690 sizeof(cgd->inq_data.vendor), sizeof(softc->disk->d_descr)); 691 strlcat(softc->disk->d_descr, " ", sizeof(softc->disk->d_descr)); 692 cam_strvis(&softc->disk->d_descr[strlen(softc->disk->d_descr)], 693 cgd->inq_data.product, sizeof(cgd->inq_data.product), 694 sizeof(softc->disk->d_descr) - strlen(softc->disk->d_descr)); 695 softc->disk->d_unit = periph->unit_number; 696 softc->disk->d_drv1 = periph; 697 if (cpi.maxio == 0) 698 softc->disk->d_maxsize = DFLTPHYS; /* traditional default */ 699 else if (cpi.maxio > MAXPHYS) 700 softc->disk->d_maxsize = MAXPHYS; /* for safety */ 701 else 702 softc->disk->d_maxsize = cpi.maxio; 703 softc->disk->d_flags = 0; 704 softc->disk->d_hba_vendor = cpi.hba_vendor; 705 softc->disk->d_hba_device = cpi.hba_device; 706 softc->disk->d_hba_subvendor = cpi.hba_subvendor; 707 softc->disk->d_hba_subdevice = cpi.hba_subdevice; 708 snprintf(softc->disk->d_attachment, sizeof(softc->disk->d_attachment), 709 "%s%d", cpi.dev_name, cpi.unit_number); 710 711 /* 712 * Acquire a reference to the periph before we register with GEOM. 713 * We'll release this reference once GEOM calls us back (via 714 * dadiskgonecb()) telling us that our provider has been freed. 715 */ 716 if (cam_periph_acquire(periph) != 0) { 717 xpt_print(periph->path, "%s: lost periph during " 718 "registration!\n", __func__); 719 cam_periph_lock(periph); 720 return (CAM_REQ_CMP_ERR); 721 } 722 723 disk_create(softc->disk, DISK_VERSION); 724 cam_periph_lock(periph); 725 726 /* 727 * Add an async callback so that we get 728 * notified if this device goes away. 729 */ 730 xpt_register_async(AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE | 731 AC_SCSI_AEN | AC_UNIT_ATTENTION, cdasync, periph, periph->path); 732 733 /* 734 * Schedule a periodic media polling events. 735 */ 736 callout_init_mtx(&softc->mediapoll_c, cam_periph_mtx(periph), 0); 737 if ((softc->flags & CD_FLAG_DISC_REMOVABLE) && 738 (cgd->inq_flags & SID_AEN) == 0 && 739 cd_poll_period != 0) 740 callout_reset(&softc->mediapoll_c, cd_poll_period * hz, 741 cdmediapoll, periph); 742 743 xpt_schedule(periph, CAM_PRIORITY_DEV); 744 return(CAM_REQ_CMP); 745 } 746 747 static int 748 cdopen(struct disk *dp) 749 { 750 struct cam_periph *periph; 751 struct cd_softc *softc; 752 int error; 753 754 periph = (struct cam_periph *)dp->d_drv1; 755 softc = (struct cd_softc *)periph->softc; 756 757 if (cam_periph_acquire(periph) != 0) 758 return(ENXIO); 759 760 cam_periph_lock(periph); 761 762 if (softc->flags & CD_FLAG_INVALID) { 763 cam_periph_release_locked(periph); 764 cam_periph_unlock(periph); 765 return(ENXIO); 766 } 767 768 if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 769 cam_periph_release_locked(periph); 770 cam_periph_unlock(periph); 771 return (error); 772 } 773 774 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 775 ("cdopen\n")); 776 777 /* 778 * Check for media, and set the appropriate flags. We don't bail 779 * if we don't have media, but then we don't allow anything but the 780 * CDIOCEJECT/CDIOCCLOSE ioctls if there is no media. 781 */ 782 cdcheckmedia(periph, /*do_wait*/ 1); 783 784 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdopen\n")); 785 cam_periph_unhold(periph); 786 787 cam_periph_unlock(periph); 788 789 return (0); 790 } 791 792 static int 793 cdclose(struct disk *dp) 794 { 795 struct cam_periph *periph; 796 struct cd_softc *softc; 797 798 periph = (struct cam_periph *)dp->d_drv1; 799 softc = (struct cd_softc *)periph->softc; 800 801 cam_periph_lock(periph); 802 if (cam_periph_hold(periph, PRIBIO) != 0) { 803 cam_periph_unlock(periph); 804 cam_periph_release(periph); 805 return (0); 806 } 807 808 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE | CAM_DEBUG_PERIPH, 809 ("cdclose\n")); 810 811 if ((softc->flags & CD_FLAG_DISC_REMOVABLE) != 0) 812 cdprevent(periph, PR_ALLOW); 813 814 /* 815 * Since we're closing this CD, mark the blocksize as unavailable. 816 * It will be marked as available when the CD is opened again. 817 */ 818 softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 819 820 /* 821 * We'll check the media and toc again at the next open(). 822 */ 823 softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC); 824 825 cam_periph_unhold(periph); 826 cam_periph_release_locked(periph); 827 cam_periph_unlock(periph); 828 829 return (0); 830 } 831 832 static int 833 cdrunccb(union ccb *ccb, int (*error_routine)(union ccb *ccb, 834 u_int32_t cam_flags, 835 u_int32_t sense_flags), 836 u_int32_t cam_flags, u_int32_t sense_flags) 837 { 838 struct cd_softc *softc; 839 struct cam_periph *periph; 840 int error; 841 842 periph = xpt_path_periph(ccb->ccb_h.path); 843 softc = (struct cd_softc *)periph->softc; 844 845 error = cam_periph_runccb(ccb, error_routine, cam_flags, sense_flags, 846 softc->disk->d_devstat); 847 848 return(error); 849 } 850 851 /* 852 * Actually translate the requested transfer into one the physical driver 853 * can understand. The transfer is described by a buf and will include 854 * only one physical transfer. 855 */ 856 static void 857 cdstrategy(struct bio *bp) 858 { 859 struct cam_periph *periph; 860 struct cd_softc *softc; 861 862 periph = (struct cam_periph *)bp->bio_disk->d_drv1; 863 cam_periph_lock(periph); 864 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 865 ("cdstrategy(%p)\n", bp)); 866 867 softc = (struct cd_softc *)periph->softc; 868 869 /* 870 * If the device has been made invalid, error out 871 */ 872 if ((softc->flags & CD_FLAG_INVALID)) { 873 cam_periph_unlock(periph); 874 biofinish(bp, NULL, ENXIO); 875 return; 876 } 877 878 /* 879 * Place it in the queue of disk activities for this disk 880 */ 881 bioq_disksort(&softc->bio_queue, bp); 882 883 /* 884 * If we don't know that we have valid media, schedule the media 885 * check first. The I/O will get executed after the media check. 886 */ 887 if ((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 888 cdcheckmedia(periph, /*do_wait*/ 0); 889 else 890 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 891 892 cam_periph_unlock(periph); 893 return; 894 } 895 896 static void 897 cdstart(struct cam_periph *periph, union ccb *start_ccb) 898 { 899 struct cd_softc *softc; 900 struct bio *bp; 901 struct ccb_scsiio *csio; 902 903 softc = (struct cd_softc *)periph->softc; 904 905 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdstart\n")); 906 907 switch (softc->state) { 908 case CD_STATE_NORMAL: 909 { 910 bp = bioq_first(&softc->bio_queue); 911 if (bp == NULL) { 912 if (softc->tur) { 913 softc->tur = 0; 914 csio = &start_ccb->csio; 915 scsi_test_unit_ready(csio, 916 /*retries*/ cd_retry_count, 917 cddone, 918 MSG_SIMPLE_Q_TAG, 919 SSD_FULL_SIZE, 920 cd_timeout); 921 start_ccb->ccb_h.ccb_bp = NULL; 922 start_ccb->ccb_h.ccb_state = CD_CCB_TUR; 923 xpt_action(start_ccb); 924 } else 925 xpt_release_ccb(start_ccb); 926 } else { 927 if (softc->tur) { 928 softc->tur = 0; 929 cam_periph_release_locked(periph); 930 } 931 bioq_remove(&softc->bio_queue, bp); 932 933 if ((bp->bio_cmd != BIO_READ) && 934 (bp->bio_cmd != BIO_WRITE)) { 935 biofinish(bp, NULL, EOPNOTSUPP); 936 xpt_release_ccb(start_ccb); 937 return; 938 } 939 940 scsi_read_write(&start_ccb->csio, 941 /*retries*/ cd_retry_count, 942 /* cbfcnp */ cddone, 943 MSG_SIMPLE_Q_TAG, 944 /* read */bp->bio_cmd == BIO_READ ? 945 SCSI_RW_READ : SCSI_RW_WRITE, 946 /* byte2 */ 0, 947 /* minimum_cmd_size */ 10, 948 /* lba */ bp->bio_offset / 949 softc->params.blksize, 950 bp->bio_bcount / softc->params.blksize, 951 /* data_ptr */ bp->bio_data, 952 /* dxfer_len */ bp->bio_bcount, 953 /* sense_len */ cd_retry_count ? 954 SSD_FULL_SIZE : SF_NO_PRINT, 955 /* timeout */ cd_timeout); 956 /* Use READ CD command for audio tracks. */ 957 if (softc->params.blksize == 2352) { 958 start_ccb->csio.cdb_io.cdb_bytes[0] = READ_CD; 959 start_ccb->csio.cdb_io.cdb_bytes[9] = 0xf8; 960 start_ccb->csio.cdb_io.cdb_bytes[10] = 0; 961 start_ccb->csio.cdb_io.cdb_bytes[11] = 0; 962 start_ccb->csio.cdb_len = 12; 963 } 964 start_ccb->ccb_h.ccb_state = CD_CCB_BUFFER_IO; 965 966 LIST_INSERT_HEAD(&softc->pending_ccbs, 967 &start_ccb->ccb_h, periph_links.le); 968 softc->outstanding_cmds++; 969 970 /* We expect a unit attention from this device */ 971 if ((softc->flags & CD_FLAG_RETRY_UA) != 0) { 972 start_ccb->ccb_h.ccb_state |= CD_CCB_RETRY_UA; 973 softc->flags &= ~CD_FLAG_RETRY_UA; 974 } 975 976 start_ccb->ccb_h.ccb_bp = bp; 977 bp = bioq_first(&softc->bio_queue); 978 979 xpt_action(start_ccb); 980 } 981 if (bp != NULL || softc->tur) { 982 /* Have more work to do, so ensure we stay scheduled */ 983 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 984 } 985 break; 986 } 987 case CD_STATE_PROBE: 988 case CD_STATE_MEDIA_SIZE: 989 { 990 struct scsi_read_capacity_data *rcap; 991 992 rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcap), 993 M_SCSICD, M_NOWAIT | M_ZERO); 994 if (rcap == NULL) { 995 xpt_print(periph->path, 996 "%s: Couldn't malloc read_capacity data\n", 997 __func__); 998 xpt_release_ccb(start_ccb); 999 /* 1000 * We can't probe because we can't allocate memory, 1001 * so invalidate the peripheral. The system probably 1002 * has larger problems at this stage. If we've 1003 * already probed (and are re-probing capacity), we 1004 * don't need to invalidate. 1005 * 1006 * XXX KDM need to reset probe state and kick out 1007 * pending I/O. 1008 */ 1009 if (softc->state == CD_STATE_PROBE) 1010 cam_periph_invalidate(periph); 1011 break; 1012 } 1013 1014 /* 1015 * Set the default capacity and sector size to something that 1016 * GEOM can handle. This will get reset when a read capacity 1017 * completes successfully. 1018 */ 1019 softc->disk->d_sectorsize = 2048; 1020 softc->disk->d_mediasize = 0; 1021 1022 csio = &start_ccb->csio; 1023 scsi_read_capacity(csio, 1024 /*retries*/ cd_retry_count, 1025 cddone, 1026 MSG_SIMPLE_Q_TAG, 1027 rcap, 1028 SSD_FULL_SIZE, 1029 /*timeout*/20000); 1030 start_ccb->ccb_h.ccb_bp = NULL; 1031 if (softc->state == CD_STATE_PROBE) 1032 start_ccb->ccb_h.ccb_state = CD_CCB_PROBE; 1033 else 1034 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_SIZE; 1035 xpt_action(start_ccb); 1036 break; 1037 } 1038 case CD_STATE_MEDIA_ALLOW: 1039 case CD_STATE_MEDIA_PREVENT: 1040 { 1041 /* 1042 * If the CD is already locked, we don't need to do this. 1043 * Move on to the capacity check. 1044 */ 1045 if (softc->state == CD_STATE_MEDIA_PREVENT 1046 && (softc->flags & CD_FLAG_DISC_LOCKED) != 0) { 1047 softc->state = CD_STATE_MEDIA_SIZE; 1048 xpt_release_ccb(start_ccb); 1049 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1050 break; 1051 } 1052 1053 scsi_prevent(&start_ccb->csio, 1054 /*retries*/ cd_retry_count, 1055 /*cbfcnp*/ cddone, 1056 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1057 /*action*/ (softc->state == CD_STATE_MEDIA_ALLOW) ? 1058 PR_ALLOW : PR_PREVENT, 1059 /*sense_len*/ SSD_FULL_SIZE, 1060 /*timeout*/ 60000); 1061 1062 start_ccb->ccb_h.ccb_bp = NULL; 1063 if (softc->state == CD_STATE_MEDIA_ALLOW) 1064 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_ALLOW; 1065 else 1066 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_PREVENT; 1067 xpt_action(start_ccb); 1068 break; 1069 } 1070 case CD_STATE_MEDIA_TOC_HDR: { 1071 struct ioc_toc_header *toch; 1072 1073 bzero(&softc->toc, sizeof(softc->toc)); 1074 1075 toch = &softc->toc.header; 1076 1077 scsi_read_toc(&start_ccb->csio, 1078 /*retries*/ cd_retry_count, 1079 /*cbfcnp*/ cddone, 1080 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1081 /*byte1_flags*/ 0, 1082 /*format*/ SRTOC_FORMAT_TOC, 1083 /*track*/ 0, 1084 /*data_ptr*/ (uint8_t *)toch, 1085 /*dxfer_len*/ sizeof(*toch), 1086 /*sense_len*/ SSD_FULL_SIZE, 1087 /*timeout*/ 50000); 1088 start_ccb->ccb_h.ccb_bp = NULL; 1089 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_HDR; 1090 xpt_action(start_ccb); 1091 break; 1092 } 1093 case CD_STATE_MEDIA_TOC_FULL: { 1094 1095 bzero(&softc->toc, sizeof(softc->toc)); 1096 1097 scsi_read_toc(&start_ccb->csio, 1098 /*retries*/ cd_retry_count, 1099 /*cbfcnp*/ cddone, 1100 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1101 /*byte1_flags*/ 0, 1102 /*format*/ SRTOC_FORMAT_TOC, 1103 /*track*/ 0, 1104 /*data_ptr*/ (uint8_t *)&softc->toc, 1105 /*dxfer_len*/ softc->toc_read_len ? 1106 softc->toc_read_len : 1107 sizeof(softc->toc), 1108 /*sense_len*/ SSD_FULL_SIZE, 1109 /*timeout*/ 50000); 1110 start_ccb->ccb_h.ccb_bp = NULL; 1111 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_FULL; 1112 xpt_action(start_ccb); 1113 break; 1114 } 1115 case CD_STATE_MEDIA_TOC_LEAD: { 1116 struct cd_toc_single *leadout; 1117 1118 leadout = &softc->leadout; 1119 bzero(leadout, sizeof(*leadout)); 1120 1121 scsi_read_toc(&start_ccb->csio, 1122 /*retries*/ cd_retry_count, 1123 /*cbfcnp*/ cddone, 1124 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1125 /*byte1_flags*/ CD_MSF, 1126 /*format*/ SRTOC_FORMAT_TOC, 1127 /*track*/ LEADOUT, 1128 /*data_ptr*/ (uint8_t *)leadout, 1129 /*dxfer_len*/ sizeof(*leadout), 1130 /*sense_len*/ SSD_FULL_SIZE, 1131 /*timeout*/ 50000); 1132 start_ccb->ccb_h.ccb_bp = NULL; 1133 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_LEAD; 1134 xpt_action(start_ccb); 1135 break; 1136 } 1137 } 1138 } 1139 1140 static void 1141 cddone(struct cam_periph *periph, union ccb *done_ccb) 1142 { 1143 struct cd_softc *softc; 1144 struct ccb_scsiio *csio; 1145 1146 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cddone\n")); 1147 1148 softc = (struct cd_softc *)periph->softc; 1149 csio = &done_ccb->csio; 1150 1151 switch (csio->ccb_h.ccb_state & CD_CCB_TYPE_MASK) { 1152 case CD_CCB_BUFFER_IO: 1153 { 1154 struct bio *bp; 1155 int error; 1156 1157 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1158 error = 0; 1159 1160 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1161 int sf; 1162 1163 if ((done_ccb->ccb_h.ccb_state & CD_CCB_RETRY_UA) != 0) 1164 sf = SF_RETRY_UA; 1165 else 1166 sf = 0; 1167 1168 error = cderror(done_ccb, CAM_RETRY_SELTO, sf); 1169 if (error == ERESTART) { 1170 /* 1171 * A retry was scheuled, so 1172 * just return. 1173 */ 1174 return; 1175 } 1176 } 1177 1178 if (error != 0) { 1179 xpt_print(periph->path, 1180 "cddone: got error %#x back\n", error); 1181 bioq_flush(&softc->bio_queue, NULL, EIO); 1182 bp->bio_resid = bp->bio_bcount; 1183 bp->bio_error = error; 1184 bp->bio_flags |= BIO_ERROR; 1185 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1186 cam_release_devq(done_ccb->ccb_h.path, 1187 /*relsim_flags*/0, 1188 /*reduction*/0, 1189 /*timeout*/0, 1190 /*getcount_only*/0); 1191 1192 } else { 1193 bp->bio_resid = csio->resid; 1194 bp->bio_error = 0; 1195 if (bp->bio_resid != 0) { 1196 /* 1197 * Short transfer ??? 1198 * XXX: not sure this is correct for partial 1199 * transfers at EOM 1200 */ 1201 bp->bio_flags |= BIO_ERROR; 1202 } 1203 } 1204 1205 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1206 softc->outstanding_cmds--; 1207 1208 biofinish(bp, NULL, 0); 1209 break; 1210 } 1211 case CD_CCB_PROBE: 1212 { 1213 struct scsi_read_capacity_data *rdcap; 1214 char *announce_buf; 1215 struct cd_params *cdp; 1216 int error; 1217 1218 cdp = &softc->params; 1219 announce_buf = softc->announce_temp; 1220 bzero(announce_buf, CD_ANNOUNCETMP_SZ); 1221 1222 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1223 1224 cdp->disksize = scsi_4btoul (rdcap->addr) + 1; 1225 cdp->blksize = scsi_4btoul (rdcap->length); 1226 1227 /* 1228 * Retry any UNIT ATTENTION type errors. They 1229 * are expected at boot. 1230 */ 1231 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP || 1232 (error = cderror(done_ccb, CAM_RETRY_SELTO, 1233 SF_RETRY_UA | SF_NO_PRINT)) == 0) { 1234 snprintf(announce_buf, CD_ANNOUNCETMP_SZ, 1235 "%juMB (%ju %u byte sectors)", 1236 ((uintmax_t)cdp->disksize * cdp->blksize) / 1237 (1024 * 1024), 1238 (uintmax_t)cdp->disksize, cdp->blksize); 1239 } else { 1240 if (error == ERESTART) { 1241 /* 1242 * A retry was scheuled, so 1243 * just return. 1244 */ 1245 return; 1246 } else { 1247 int asc, ascq; 1248 int sense_key, error_code; 1249 int have_sense; 1250 cam_status status; 1251 struct ccb_getdev cgd; 1252 1253 /* Don't wedge this device's queue */ 1254 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1255 cam_release_devq(done_ccb->ccb_h.path, 1256 /*relsim_flags*/0, 1257 /*reduction*/0, 1258 /*timeout*/0, 1259 /*getcount_only*/0); 1260 1261 status = done_ccb->ccb_h.status; 1262 1263 xpt_setup_ccb(&cgd.ccb_h, 1264 done_ccb->ccb_h.path, 1265 CAM_PRIORITY_NORMAL); 1266 cgd.ccb_h.func_code = XPT_GDEV_TYPE; 1267 xpt_action((union ccb *)&cgd); 1268 1269 if (scsi_extract_sense_ccb(done_ccb, 1270 &error_code, &sense_key, &asc, &ascq)) 1271 have_sense = TRUE; 1272 else 1273 have_sense = FALSE; 1274 1275 /* 1276 * Attach to anything that claims to be a 1277 * CDROM or WORM device, as long as it 1278 * doesn't return a "Logical unit not 1279 * supported" (0x25) error. 1280 */ 1281 if ((have_sense) && (asc != 0x25) 1282 && (error_code == SSD_CURRENT_ERROR 1283 || error_code == SSD_DESC_CURRENT_ERROR)) { 1284 const char *sense_key_desc; 1285 const char *asc_desc; 1286 1287 scsi_sense_desc(sense_key, asc, ascq, 1288 &cgd.inq_data, 1289 &sense_key_desc, 1290 &asc_desc); 1291 snprintf(announce_buf, 1292 CD_ANNOUNCETMP_SZ, 1293 "Attempt to query device " 1294 "size failed: %s, %s", 1295 sense_key_desc, 1296 asc_desc); 1297 } else if ((have_sense == 0) 1298 && ((status & CAM_STATUS_MASK) == 1299 CAM_SCSI_STATUS_ERROR) 1300 && (csio->scsi_status == 1301 SCSI_STATUS_BUSY)) { 1302 snprintf(announce_buf, 1303 CD_ANNOUNCETMP_SZ, 1304 "Attempt to query device " 1305 "size failed: SCSI Status: %s", 1306 scsi_status_string(csio)); 1307 } else if (SID_TYPE(&cgd.inq_data) == T_CDROM) { 1308 /* 1309 * We only print out an error for 1310 * CDROM type devices. For WORM 1311 * devices, we don't print out an 1312 * error since a few WORM devices 1313 * don't support CDROM commands. 1314 * If we have sense information, go 1315 * ahead and print it out. 1316 * Otherwise, just say that we 1317 * couldn't attach. 1318 */ 1319 1320 /* 1321 * Just print out the error, not 1322 * the full probe message, when we 1323 * don't attach. 1324 */ 1325 if (have_sense) 1326 scsi_sense_print( 1327 &done_ccb->csio); 1328 else { 1329 xpt_print(periph->path, 1330 "got CAM status %#x\n", 1331 done_ccb->ccb_h.status); 1332 } 1333 xpt_print(periph->path, "fatal error, " 1334 "failed to attach to device\n"); 1335 /* 1336 * Invalidate this peripheral. 1337 */ 1338 cam_periph_invalidate(periph); 1339 1340 announce_buf = NULL; 1341 } else { 1342 1343 /* 1344 * Invalidate this peripheral. 1345 */ 1346 cam_periph_invalidate(periph); 1347 announce_buf = NULL; 1348 } 1349 } 1350 } 1351 free(rdcap, M_SCSICD); 1352 if (announce_buf != NULL) { 1353 struct sbuf sb; 1354 1355 sbuf_new(&sb, softc->announce_buf, CD_ANNOUNCE_SZ, 1356 SBUF_FIXEDLEN); 1357 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1358 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, 1359 CD_Q_BIT_STRING); 1360 sbuf_finish(&sb); 1361 sbuf_putbuf(&sb); 1362 1363 /* 1364 * Create our sysctl variables, now that we know 1365 * we have successfully attached. 1366 */ 1367 taskqueue_enqueue(taskqueue_thread,&softc->sysctl_task); 1368 } 1369 softc->state = CD_STATE_NORMAL; 1370 /* 1371 * Since our peripheral may be invalidated by an error 1372 * above or an external event, we must release our CCB 1373 * before releasing the probe lock on the peripheral. 1374 * The peripheral will only go away once the last lock 1375 * is removed, and we need it around for the CCB release 1376 * operation. 1377 */ 1378 xpt_release_ccb(done_ccb); 1379 cam_periph_unhold(periph); 1380 return; 1381 } 1382 case CD_CCB_TUR: 1383 { 1384 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1385 1386 if (cderror(done_ccb, CAM_RETRY_SELTO, 1387 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 1388 ERESTART) 1389 return; 1390 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1391 cam_release_devq(done_ccb->ccb_h.path, 1392 /*relsim_flags*/0, 1393 /*reduction*/0, 1394 /*timeout*/0, 1395 /*getcount_only*/0); 1396 } 1397 xpt_release_ccb(done_ccb); 1398 cam_periph_release_locked(periph); 1399 return; 1400 } 1401 case CD_CCB_MEDIA_ALLOW: 1402 case CD_CCB_MEDIA_PREVENT: 1403 { 1404 int error; 1405 int is_prevent; 1406 1407 error = 0; 1408 1409 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1410 error = cderror(done_ccb, CAM_RETRY_SELTO, 1411 SF_RETRY_UA | SF_NO_PRINT); 1412 } 1413 if (error == ERESTART) 1414 return; 1415 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1416 cam_release_devq(done_ccb->ccb_h.path, 1417 /*relsim_flags*/0, 1418 /*reduction*/0, 1419 /*timeout*/0, 1420 /*getcount_only*/0); 1421 1422 /* 1423 * Note that just like the original cdcheckmedia(), we do 1424 * a prevent without failing the whole operation if the 1425 * prevent fails. We try, but keep going if it doesn't 1426 * work. 1427 */ 1428 1429 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1430 CD_CCB_MEDIA_PREVENT) 1431 is_prevent = 1; 1432 else 1433 is_prevent = 0; 1434 1435 xpt_release_ccb(done_ccb); 1436 1437 if (is_prevent != 0) { 1438 if (error == 0) 1439 softc->flags |= CD_FLAG_DISC_LOCKED; 1440 else 1441 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1442 softc->state = CD_STATE_MEDIA_SIZE; 1443 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1444 } else { 1445 if (error == 0) 1446 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1447 softc->state = CD_STATE_NORMAL; 1448 if (bioq_first(&softc->bio_queue) != NULL) 1449 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1450 } 1451 return; 1452 } 1453 case CD_CCB_MEDIA_SIZE: 1454 { 1455 struct scsi_read_capacity_data *rdcap; 1456 int error; 1457 1458 error = 0; 1459 if ((csio->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1460 error = cderror(done_ccb, CAM_RETRY_SELTO, 1461 SF_RETRY_UA | SF_NO_PRINT); 1462 } 1463 if (error == ERESTART) 1464 return; 1465 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1466 cam_release_devq(done_ccb->ccb_h.path, 1467 /*relsim_flags*/0, 1468 /*reduction*/0, 1469 /*timeout*/0, 1470 /*getcount_only*/0); 1471 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1472 1473 if (error == 0) { 1474 softc->params.disksize =scsi_4btoul(rdcap->addr) + 1; 1475 softc->params.blksize = scsi_4btoul(rdcap->length); 1476 1477 /* Make sure we got at least some block size. */ 1478 if (softc->params.blksize == 0) 1479 error = EIO; 1480 /* 1481 * SCSI-3 mandates that the reported blocksize shall be 1482 * 2048. Older drives sometimes report funny values, 1483 * trim it down to 2048, or other parts of the kernel 1484 * will get confused. 1485 * 1486 * XXX we leave drives alone that might report 512 1487 * bytes, as well as drives reporting more weird 1488 * sizes like perhaps 4K. 1489 */ 1490 if (softc->params.blksize > 2048 1491 && softc->params.blksize <= 2352) 1492 softc->params.blksize = 2048; 1493 } 1494 free(rdcap, M_SCSICD); 1495 1496 if (error == 0) { 1497 softc->disk->d_sectorsize = softc->params.blksize; 1498 softc->disk->d_mediasize = 1499 (off_t)softc->params.blksize * 1500 softc->params.disksize; 1501 softc->flags |= CD_FLAG_SAW_MEDIA | CD_FLAG_VALID_MEDIA; 1502 softc->state = CD_STATE_MEDIA_TOC_HDR; 1503 } else { 1504 softc->flags &= ~(CD_FLAG_VALID_MEDIA | 1505 CD_FLAG_VALID_TOC); 1506 bioq_flush(&softc->bio_queue, NULL, EINVAL); 1507 softc->state = CD_STATE_MEDIA_ALLOW; 1508 cdmediaprobedone(periph); 1509 } 1510 xpt_release_ccb(done_ccb); 1511 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1512 return; 1513 } 1514 case CD_CCB_MEDIA_TOC_HDR: 1515 case CD_CCB_MEDIA_TOC_FULL: 1516 case CD_CCB_MEDIA_TOC_LEAD: 1517 { 1518 int error; 1519 struct ioc_toc_header *toch; 1520 int num_entries; 1521 int cdindex; 1522 1523 error = 0; 1524 1525 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1526 error = cderror(done_ccb, CAM_RETRY_SELTO, 1527 SF_RETRY_UA | SF_NO_PRINT); 1528 } 1529 if (error == ERESTART) 1530 return; 1531 1532 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1533 cam_release_devq(done_ccb->ccb_h.path, 1534 /*relsim_flags*/0, 1535 /*reduction*/0, 1536 /*timeout*/0, 1537 /*getcount_only*/0); 1538 1539 /* 1540 * We will get errors here for media that doesn't have a table 1541 * of contents. According to the MMC-3 spec: "When a Read 1542 * TOC/PMA/ATIP command is presented for a DDCD/CD-R/RW media, 1543 * where the first TOC has not been recorded (no complete 1544 * session) and the Format codes 0000b, 0001b, or 0010b are 1545 * specified, this command shall be rejected with an INVALID 1546 * FIELD IN CDB. Devices that are not capable of reading an 1547 * incomplete session on DDC/CD-R/RW media shall report 1548 * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 1549 * 1550 * So this isn't fatal if we can't read the table of contents, 1551 * it just means that the user won't be able to issue the 1552 * play tracks ioctl, and likely lots of other stuff won't 1553 * work either. They need to burn the CD before we can do 1554 * a whole lot with it. So we don't print anything here if 1555 * we get an error back. 1556 * 1557 * We also bail out if the drive doesn't at least give us 1558 * the full TOC header. 1559 */ 1560 if ((error != 0) 1561 || ((csio->dxfer_len - csio->resid) < 1562 sizeof(struct ioc_toc_header))) { 1563 softc->flags &= ~CD_FLAG_VALID_TOC; 1564 bzero(&softc->toc, sizeof(softc->toc)); 1565 /* 1566 * Failing the TOC read is not an error. 1567 */ 1568 softc->state = CD_STATE_NORMAL; 1569 xpt_release_ccb(done_ccb); 1570 1571 cdmediaprobedone(periph); 1572 1573 /* 1574 * Go ahead and schedule I/O execution if there is 1575 * anything in the queue. It'll probably get 1576 * kicked out with an error. 1577 */ 1578 if (bioq_first(&softc->bio_queue) != NULL) 1579 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1580 return; 1581 } 1582 1583 /* 1584 * Note that this is NOT the storage location used for the 1585 * leadout! 1586 */ 1587 toch = &softc->toc.header; 1588 1589 if (softc->quirks & CD_Q_BCD_TRACKS) { 1590 toch->starting_track = bcd2bin(toch->starting_track); 1591 toch->ending_track = bcd2bin(toch->ending_track); 1592 } 1593 1594 /* Number of TOC entries, plus leadout */ 1595 num_entries = (toch->ending_track - toch->starting_track) + 2; 1596 cdindex = toch->starting_track + num_entries -1; 1597 1598 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1599 CD_CCB_MEDIA_TOC_HDR) { 1600 if (num_entries <= 0) { 1601 softc->flags &= ~CD_FLAG_VALID_TOC; 1602 bzero(&softc->toc, sizeof(softc->toc)); 1603 /* 1604 * Failing the TOC read is not an error. 1605 */ 1606 softc->state = CD_STATE_NORMAL; 1607 xpt_release_ccb(done_ccb); 1608 1609 cdmediaprobedone(periph); 1610 1611 /* 1612 * Go ahead and schedule I/O execution if 1613 * there is anything in the queue. It'll 1614 * probably get kicked out with an error. 1615 */ 1616 if (bioq_first(&softc->bio_queue) != NULL) 1617 xpt_schedule(periph, 1618 CAM_PRIORITY_NORMAL); 1619 } else { 1620 softc->toc_read_len = num_entries * 1621 sizeof(struct cd_toc_entry); 1622 softc->toc_read_len += sizeof(*toch); 1623 1624 softc->state = CD_STATE_MEDIA_TOC_FULL; 1625 xpt_release_ccb(done_ccb); 1626 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1627 } 1628 1629 return; 1630 } else if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1631 CD_CCB_MEDIA_TOC_LEAD) { 1632 struct cd_toc_single *leadout; 1633 1634 leadout = (struct cd_toc_single *)csio->data_ptr; 1635 softc->toc.entries[cdindex - toch->starting_track] = 1636 leadout->entry; 1637 } else if (((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1638 CD_CCB_MEDIA_TOC_FULL) 1639 && (cdindex == toch->ending_track + 1)) { 1640 /* 1641 * XXX KDM is this necessary? Probably only if the 1642 * drive doesn't return leadout information with the 1643 * table of contents. 1644 */ 1645 softc->state = CD_STATE_MEDIA_TOC_LEAD; 1646 xpt_release_ccb(done_ccb); 1647 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1648 return; 1649 } 1650 1651 if (softc->quirks & CD_Q_BCD_TRACKS) { 1652 for (cdindex = 0; cdindex < num_entries - 1; cdindex++){ 1653 softc->toc.entries[cdindex].track = 1654 bcd2bin(softc->toc.entries[cdindex].track); 1655 } 1656 } 1657 1658 softc->flags |= CD_FLAG_VALID_TOC; 1659 /* If the first track is audio, correct sector size. */ 1660 if ((softc->toc.entries[0].control & 4) == 0) { 1661 softc->disk->d_sectorsize =softc->params.blksize = 2352; 1662 softc->disk->d_mediasize = 1663 (off_t)softc->params.blksize * 1664 softc->params.disksize; 1665 } 1666 softc->state = CD_STATE_NORMAL; 1667 1668 /* 1669 * We unconditionally (re)set the blocksize each time the 1670 * CD device is opened. This is because the CD can change, 1671 * and therefore the blocksize might change. 1672 * XXX problems here if some slice or partition is still 1673 * open with the old size? 1674 */ 1675 if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE)!=0) 1676 softc->disk->d_devstat->flags &= 1677 ~DEVSTAT_BS_UNAVAILABLE; 1678 softc->disk->d_devstat->block_size = softc->params.blksize; 1679 1680 xpt_release_ccb(done_ccb); 1681 1682 cdmediaprobedone(periph); 1683 1684 if (bioq_first(&softc->bio_queue) != NULL) 1685 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1686 return; 1687 } 1688 default: 1689 break; 1690 } 1691 xpt_release_ccb(done_ccb); 1692 } 1693 1694 static union cd_pages * 1695 cdgetpage(struct cd_mode_params *mode_params) 1696 { 1697 union cd_pages *page; 1698 1699 if (mode_params->cdb_size == 10) 1700 page = (union cd_pages *)find_mode_page_10( 1701 (struct scsi_mode_header_10 *)mode_params->mode_buf); 1702 else 1703 page = (union cd_pages *)find_mode_page_6( 1704 (struct scsi_mode_header_6 *)mode_params->mode_buf); 1705 1706 return (page); 1707 } 1708 1709 static int 1710 cdgetpagesize(int page_num) 1711 { 1712 u_int i; 1713 1714 for (i = 0; i < nitems(cd_page_size_table); i++) { 1715 if (cd_page_size_table[i].page == page_num) 1716 return (cd_page_size_table[i].page_size); 1717 } 1718 1719 return (-1); 1720 } 1721 1722 static struct cd_toc_entry * 1723 te_data_get_ptr(void *irtep, u_long cmd) 1724 { 1725 union { 1726 struct ioc_read_toc_entry irte; 1727 #ifdef COMPAT_FREEBSD32 1728 struct ioc_read_toc_entry32 irte32; 1729 #endif 1730 } *irteup; 1731 1732 irteup = irtep; 1733 switch (IOCPARM_LEN(cmd)) { 1734 case sizeof(irteup->irte): 1735 return (irteup->irte.data); 1736 #ifdef COMPAT_FREEBSD32 1737 case sizeof(irteup->irte32): 1738 return ((struct cd_toc_entry *)(uintptr_t)irteup->irte32.data); 1739 #endif 1740 default: 1741 panic("Unhandled ioctl command %ld", cmd); 1742 } 1743 } 1744 1745 static int 1746 cdioctl(struct disk *dp, u_long cmd, void *addr, int flag, struct thread *td) 1747 { 1748 1749 struct cam_periph *periph; 1750 struct cd_softc *softc; 1751 int error = 0; 1752 1753 periph = (struct cam_periph *)dp->d_drv1; 1754 cam_periph_lock(periph); 1755 1756 softc = (struct cd_softc *)periph->softc; 1757 1758 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 1759 ("cdioctl(%#lx)\n", cmd)); 1760 1761 if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 1762 cam_periph_unlock(periph); 1763 cam_periph_release(periph); 1764 return (error); 1765 } 1766 1767 /* 1768 * If we don't have media loaded, check for it. If still don't 1769 * have media loaded, we can only do a load or eject. 1770 * 1771 * We only care whether media is loaded if this is a cd-specific ioctl 1772 * (thus the IOCGROUP check below). Note that this will break if 1773 * anyone adds any ioctls into the switch statement below that don't 1774 * have their ioctl group set to 'c'. 1775 */ 1776 if (((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 1777 && ((cmd != CDIOCCLOSE) 1778 && (cmd != CDIOCEJECT)) 1779 && (IOCGROUP(cmd) == 'c')) { 1780 error = cdcheckmedia(periph, /*do_wait*/ 1); 1781 if (error != 0) { 1782 cam_periph_unhold(periph); 1783 cam_periph_unlock(periph); 1784 return (error); 1785 } 1786 } 1787 /* 1788 * Drop the lock here so later mallocs can use WAITOK. The periph 1789 * is essentially locked still with the cam_periph_hold call above. 1790 */ 1791 cam_periph_unlock(periph); 1792 1793 switch (cmd) { 1794 1795 case CDIOCPLAYTRACKS: 1796 { 1797 struct ioc_play_track *args 1798 = (struct ioc_play_track *) addr; 1799 struct cd_mode_params params; 1800 union cd_pages *page; 1801 1802 params.alloc_len = sizeof(union cd_mode_data_6_10); 1803 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1804 M_WAITOK | M_ZERO); 1805 1806 cam_periph_lock(periph); 1807 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1808 ("trying to do CDIOCPLAYTRACKS\n")); 1809 1810 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1811 if (error) { 1812 free(params.mode_buf, M_SCSICD); 1813 cam_periph_unlock(periph); 1814 break; 1815 } 1816 page = cdgetpage(¶ms); 1817 1818 page->audio.flags &= ~CD_PA_SOTC; 1819 page->audio.flags |= CD_PA_IMMED; 1820 error = cdsetmode(periph, ¶ms); 1821 free(params.mode_buf, M_SCSICD); 1822 if (error) { 1823 cam_periph_unlock(periph); 1824 break; 1825 } 1826 1827 /* 1828 * This was originally implemented with the PLAY 1829 * AUDIO TRACK INDEX command, but that command was 1830 * deprecated after SCSI-2. Most (all?) SCSI CDROM 1831 * drives support it but ATAPI and ATAPI-derivative 1832 * drives don't seem to support it. So we keep a 1833 * cache of the table of contents and translate 1834 * track numbers to MSF format. 1835 */ 1836 if (softc->flags & CD_FLAG_VALID_TOC) { 1837 union msf_lba *sentry, *eentry; 1838 int st, et; 1839 1840 if (args->end_track < 1841 softc->toc.header.ending_track + 1) 1842 args->end_track++; 1843 if (args->end_track > 1844 softc->toc.header.ending_track + 1) 1845 args->end_track = 1846 softc->toc.header.ending_track + 1; 1847 st = args->start_track - 1848 softc->toc.header.starting_track; 1849 et = args->end_track - 1850 softc->toc.header.starting_track; 1851 if ((st < 0) 1852 || (et < 0) 1853 || (st > (softc->toc.header.ending_track - 1854 softc->toc.header.starting_track))) { 1855 error = EINVAL; 1856 cam_periph_unlock(periph); 1857 break; 1858 } 1859 sentry = &softc->toc.entries[st].addr; 1860 eentry = &softc->toc.entries[et].addr; 1861 error = cdplaymsf(periph, 1862 sentry->msf.minute, 1863 sentry->msf.second, 1864 sentry->msf.frame, 1865 eentry->msf.minute, 1866 eentry->msf.second, 1867 eentry->msf.frame); 1868 } else { 1869 /* 1870 * If we don't have a valid TOC, try the 1871 * play track index command. It is part of 1872 * the SCSI-2 spec, but was removed in the 1873 * MMC specs. ATAPI and ATAPI-derived 1874 * drives don't support it. 1875 */ 1876 if (softc->quirks & CD_Q_BCD_TRACKS) { 1877 args->start_track = 1878 bin2bcd(args->start_track); 1879 args->end_track = 1880 bin2bcd(args->end_track); 1881 } 1882 error = cdplaytracks(periph, 1883 args->start_track, 1884 args->start_index, 1885 args->end_track, 1886 args->end_index); 1887 } 1888 cam_periph_unlock(periph); 1889 } 1890 break; 1891 case CDIOCPLAYMSF: 1892 { 1893 struct ioc_play_msf *args 1894 = (struct ioc_play_msf *) addr; 1895 struct cd_mode_params params; 1896 union cd_pages *page; 1897 1898 params.alloc_len = sizeof(union cd_mode_data_6_10); 1899 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1900 M_WAITOK | M_ZERO); 1901 1902 cam_periph_lock(periph); 1903 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1904 ("trying to do CDIOCPLAYMSF\n")); 1905 1906 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1907 if (error) { 1908 free(params.mode_buf, M_SCSICD); 1909 cam_periph_unlock(periph); 1910 break; 1911 } 1912 page = cdgetpage(¶ms); 1913 1914 page->audio.flags &= ~CD_PA_SOTC; 1915 page->audio.flags |= CD_PA_IMMED; 1916 error = cdsetmode(periph, ¶ms); 1917 free(params.mode_buf, M_SCSICD); 1918 if (error) { 1919 cam_periph_unlock(periph); 1920 break; 1921 } 1922 error = cdplaymsf(periph, 1923 args->start_m, 1924 args->start_s, 1925 args->start_f, 1926 args->end_m, 1927 args->end_s, 1928 args->end_f); 1929 cam_periph_unlock(periph); 1930 } 1931 break; 1932 case CDIOCPLAYBLOCKS: 1933 { 1934 struct ioc_play_blocks *args 1935 = (struct ioc_play_blocks *) addr; 1936 struct cd_mode_params params; 1937 union cd_pages *page; 1938 1939 params.alloc_len = sizeof(union cd_mode_data_6_10); 1940 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1941 M_WAITOK | M_ZERO); 1942 1943 cam_periph_lock(periph); 1944 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1945 ("trying to do CDIOCPLAYBLOCKS\n")); 1946 1947 1948 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1949 if (error) { 1950 free(params.mode_buf, M_SCSICD); 1951 cam_periph_unlock(periph); 1952 break; 1953 } 1954 page = cdgetpage(¶ms); 1955 1956 page->audio.flags &= ~CD_PA_SOTC; 1957 page->audio.flags |= CD_PA_IMMED; 1958 error = cdsetmode(periph, ¶ms); 1959 free(params.mode_buf, M_SCSICD); 1960 if (error) { 1961 cam_periph_unlock(periph); 1962 break; 1963 } 1964 error = cdplay(periph, args->blk, args->len); 1965 cam_periph_unlock(periph); 1966 } 1967 break; 1968 case CDIOCREADSUBCHANNEL: 1969 { 1970 struct ioc_read_subchannel *args 1971 = (struct ioc_read_subchannel *) addr; 1972 struct cd_sub_channel_info *data; 1973 u_int32_t len = args->data_len; 1974 1975 data = malloc(sizeof(struct cd_sub_channel_info), 1976 M_SCSICD, M_WAITOK | M_ZERO); 1977 1978 cam_periph_lock(periph); 1979 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1980 ("trying to do CDIOCREADSUBCHANNEL\n")); 1981 1982 if ((len > sizeof(struct cd_sub_channel_info)) || 1983 (len < sizeof(struct cd_sub_channel_header))) { 1984 printf( 1985 "scsi_cd: cdioctl: " 1986 "cdioreadsubchannel: error, len=%d\n", 1987 len); 1988 error = EINVAL; 1989 free(data, M_SCSICD); 1990 cam_periph_unlock(periph); 1991 break; 1992 } 1993 1994 if (softc->quirks & CD_Q_BCD_TRACKS) 1995 args->track = bin2bcd(args->track); 1996 1997 error = cdreadsubchannel(periph, args->address_format, 1998 args->data_format, args->track, data, len); 1999 2000 if (error) { 2001 free(data, M_SCSICD); 2002 cam_periph_unlock(periph); 2003 break; 2004 } 2005 if (softc->quirks & CD_Q_BCD_TRACKS) 2006 data->what.track_info.track_number = 2007 bcd2bin(data->what.track_info.track_number); 2008 len = min(len, ((data->header.data_len[0] << 8) + 2009 data->header.data_len[1] + 2010 sizeof(struct cd_sub_channel_header))); 2011 cam_periph_unlock(periph); 2012 error = copyout(data, args->data, len); 2013 free(data, M_SCSICD); 2014 } 2015 break; 2016 2017 case CDIOREADTOCHEADER: 2018 { 2019 struct ioc_toc_header *th; 2020 2021 th = malloc(sizeof(struct ioc_toc_header), M_SCSICD, 2022 M_WAITOK | M_ZERO); 2023 2024 cam_periph_lock(periph); 2025 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2026 ("trying to do CDIOREADTOCHEADER\n")); 2027 2028 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2029 sizeof (*th), /*sense_flags*/SF_NO_PRINT); 2030 if (error) { 2031 free(th, M_SCSICD); 2032 cam_periph_unlock(periph); 2033 break; 2034 } 2035 if (softc->quirks & CD_Q_BCD_TRACKS) { 2036 /* we are going to have to convert the BCD 2037 * encoding on the cd to what is expected 2038 */ 2039 th->starting_track = 2040 bcd2bin(th->starting_track); 2041 th->ending_track = bcd2bin(th->ending_track); 2042 } 2043 th->len = ntohs(th->len); 2044 bcopy(th, addr, sizeof(*th)); 2045 free(th, M_SCSICD); 2046 cam_periph_unlock(periph); 2047 } 2048 break; 2049 case CDIOREADTOCENTRYS: 2050 #ifdef COMPAT_FREEBSD32 2051 case CDIOREADTOCENTRYS_32: 2052 #endif 2053 { 2054 struct cd_tocdata *data; 2055 struct cd_toc_single *lead; 2056 struct ioc_read_toc_entry *te = 2057 (struct ioc_read_toc_entry *) addr; 2058 struct ioc_toc_header *th; 2059 u_int32_t len, readlen, idx, num; 2060 u_int32_t starting_track = te->starting_track; 2061 2062 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2063 lead = malloc(sizeof(*lead), M_SCSICD, M_WAITOK | M_ZERO); 2064 2065 cam_periph_lock(periph); 2066 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2067 ("trying to do CDIOREADTOCENTRYS\n")); 2068 2069 if (te->data_len < sizeof(struct cd_toc_entry) 2070 || (te->data_len % sizeof(struct cd_toc_entry)) != 0 2071 || (te->address_format != CD_MSF_FORMAT 2072 && te->address_format != CD_LBA_FORMAT)) { 2073 error = EINVAL; 2074 printf("scsi_cd: error in readtocentries, " 2075 "returning EINVAL\n"); 2076 free(data, M_SCSICD); 2077 free(lead, M_SCSICD); 2078 cam_periph_unlock(periph); 2079 break; 2080 } 2081 2082 th = &data->header; 2083 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2084 sizeof (*th), /*sense_flags*/0); 2085 if (error) { 2086 free(data, M_SCSICD); 2087 free(lead, M_SCSICD); 2088 cam_periph_unlock(periph); 2089 break; 2090 } 2091 2092 if (softc->quirks & CD_Q_BCD_TRACKS) { 2093 /* we are going to have to convert the BCD 2094 * encoding on the cd to what is expected 2095 */ 2096 th->starting_track = 2097 bcd2bin(th->starting_track); 2098 th->ending_track = bcd2bin(th->ending_track); 2099 } 2100 2101 if (starting_track == 0) 2102 starting_track = th->starting_track; 2103 else if (starting_track == LEADOUT) 2104 starting_track = th->ending_track + 1; 2105 else if (starting_track < th->starting_track || 2106 starting_track > th->ending_track + 1) { 2107 printf("scsi_cd: error in readtocentries, " 2108 "returning EINVAL\n"); 2109 free(data, M_SCSICD); 2110 free(lead, M_SCSICD); 2111 cam_periph_unlock(periph); 2112 error = EINVAL; 2113 break; 2114 } 2115 2116 /* calculate reading length without leadout entry */ 2117 readlen = (th->ending_track - starting_track + 1) * 2118 sizeof(struct cd_toc_entry); 2119 2120 /* and with leadout entry */ 2121 len = readlen + sizeof(struct cd_toc_entry); 2122 if (te->data_len < len) { 2123 len = te->data_len; 2124 if (readlen > len) 2125 readlen = len; 2126 } 2127 if (len > sizeof(data->entries)) { 2128 printf("scsi_cd: error in readtocentries, " 2129 "returning EINVAL\n"); 2130 error = EINVAL; 2131 free(data, M_SCSICD); 2132 free(lead, M_SCSICD); 2133 cam_periph_unlock(periph); 2134 break; 2135 } 2136 num = len / sizeof(struct cd_toc_entry); 2137 2138 if (readlen > 0) { 2139 error = cdreadtoc(periph, te->address_format, 2140 starting_track, 2141 (u_int8_t *)data, 2142 readlen + sizeof (*th), 2143 /*sense_flags*/0); 2144 if (error) { 2145 free(data, M_SCSICD); 2146 free(lead, M_SCSICD); 2147 cam_periph_unlock(periph); 2148 break; 2149 } 2150 } 2151 2152 /* make leadout entry if needed */ 2153 idx = starting_track + num - 1; 2154 if (softc->quirks & CD_Q_BCD_TRACKS) 2155 th->ending_track = bcd2bin(th->ending_track); 2156 if (idx == th->ending_track + 1) { 2157 error = cdreadtoc(periph, te->address_format, 2158 LEADOUT, (u_int8_t *)lead, 2159 sizeof(*lead), 2160 /*sense_flags*/0); 2161 if (error) { 2162 free(data, M_SCSICD); 2163 free(lead, M_SCSICD); 2164 cam_periph_unlock(periph); 2165 break; 2166 } 2167 data->entries[idx - starting_track] = 2168 lead->entry; 2169 } 2170 if (softc->quirks & CD_Q_BCD_TRACKS) { 2171 for (idx = 0; idx < num - 1; idx++) { 2172 data->entries[idx].track = 2173 bcd2bin(data->entries[idx].track); 2174 } 2175 } 2176 2177 cam_periph_unlock(periph); 2178 error = copyout(data->entries, te_data_get_ptr(te, cmd), 2179 len); 2180 free(data, M_SCSICD); 2181 free(lead, M_SCSICD); 2182 } 2183 break; 2184 case CDIOREADTOCENTRY: 2185 { 2186 struct cd_toc_single *data; 2187 struct ioc_read_toc_single_entry *te = 2188 (struct ioc_read_toc_single_entry *) addr; 2189 struct ioc_toc_header *th; 2190 u_int32_t track; 2191 2192 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2193 2194 cam_periph_lock(periph); 2195 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2196 ("trying to do CDIOREADTOCENTRY\n")); 2197 2198 if (te->address_format != CD_MSF_FORMAT 2199 && te->address_format != CD_LBA_FORMAT) { 2200 printf("error in readtocentry, " 2201 " returning EINVAL\n"); 2202 free(data, M_SCSICD); 2203 error = EINVAL; 2204 cam_periph_unlock(periph); 2205 break; 2206 } 2207 2208 th = &data->header; 2209 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2210 sizeof (*th), /*sense_flags*/0); 2211 if (error) { 2212 free(data, M_SCSICD); 2213 cam_periph_unlock(periph); 2214 break; 2215 } 2216 2217 if (softc->quirks & CD_Q_BCD_TRACKS) { 2218 /* we are going to have to convert the BCD 2219 * encoding on the cd to what is expected 2220 */ 2221 th->starting_track = 2222 bcd2bin(th->starting_track); 2223 th->ending_track = bcd2bin(th->ending_track); 2224 } 2225 track = te->track; 2226 if (track == 0) 2227 track = th->starting_track; 2228 else if (track == LEADOUT) 2229 /* OK */; 2230 else if (track < th->starting_track || 2231 track > th->ending_track + 1) { 2232 printf("error in readtocentry, " 2233 " returning EINVAL\n"); 2234 free(data, M_SCSICD); 2235 error = EINVAL; 2236 cam_periph_unlock(periph); 2237 break; 2238 } 2239 2240 error = cdreadtoc(periph, te->address_format, track, 2241 (u_int8_t *)data, sizeof(*data), 2242 /*sense_flags*/0); 2243 if (error) { 2244 free(data, M_SCSICD); 2245 cam_periph_unlock(periph); 2246 break; 2247 } 2248 2249 if (softc->quirks & CD_Q_BCD_TRACKS) 2250 data->entry.track = bcd2bin(data->entry.track); 2251 bcopy(&data->entry, &te->entry, 2252 sizeof(struct cd_toc_entry)); 2253 free(data, M_SCSICD); 2254 cam_periph_unlock(periph); 2255 } 2256 break; 2257 case CDIOCSETPATCH: 2258 { 2259 struct ioc_patch *arg = (struct ioc_patch *)addr; 2260 struct cd_mode_params params; 2261 union cd_pages *page; 2262 2263 params.alloc_len = sizeof(union cd_mode_data_6_10); 2264 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2265 M_WAITOK | M_ZERO); 2266 2267 cam_periph_lock(periph); 2268 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2269 ("trying to do CDIOCSETPATCH\n")); 2270 2271 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2272 if (error) { 2273 free(params.mode_buf, M_SCSICD); 2274 cam_periph_unlock(periph); 2275 break; 2276 } 2277 page = cdgetpage(¶ms); 2278 2279 page->audio.port[LEFT_PORT].channels = 2280 arg->patch[0]; 2281 page->audio.port[RIGHT_PORT].channels = 2282 arg->patch[1]; 2283 page->audio.port[2].channels = arg->patch[2]; 2284 page->audio.port[3].channels = arg->patch[3]; 2285 error = cdsetmode(periph, ¶ms); 2286 free(params.mode_buf, M_SCSICD); 2287 cam_periph_unlock(periph); 2288 } 2289 break; 2290 case CDIOCGETVOL: 2291 { 2292 struct ioc_vol *arg = (struct ioc_vol *) addr; 2293 struct cd_mode_params params; 2294 union cd_pages *page; 2295 2296 params.alloc_len = sizeof(union cd_mode_data_6_10); 2297 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2298 M_WAITOK | M_ZERO); 2299 2300 cam_periph_lock(periph); 2301 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2302 ("trying to do CDIOCGETVOL\n")); 2303 2304 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2305 if (error) { 2306 free(params.mode_buf, M_SCSICD); 2307 cam_periph_unlock(periph); 2308 break; 2309 } 2310 page = cdgetpage(¶ms); 2311 2312 arg->vol[LEFT_PORT] = 2313 page->audio.port[LEFT_PORT].volume; 2314 arg->vol[RIGHT_PORT] = 2315 page->audio.port[RIGHT_PORT].volume; 2316 arg->vol[2] = page->audio.port[2].volume; 2317 arg->vol[3] = page->audio.port[3].volume; 2318 free(params.mode_buf, M_SCSICD); 2319 cam_periph_unlock(periph); 2320 } 2321 break; 2322 case CDIOCSETVOL: 2323 { 2324 struct ioc_vol *arg = (struct ioc_vol *) addr; 2325 struct cd_mode_params params; 2326 union cd_pages *page; 2327 2328 params.alloc_len = sizeof(union cd_mode_data_6_10); 2329 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2330 M_WAITOK | M_ZERO); 2331 2332 cam_periph_lock(periph); 2333 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2334 ("trying to do CDIOCSETVOL\n")); 2335 2336 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2337 if (error) { 2338 free(params.mode_buf, M_SCSICD); 2339 cam_periph_unlock(periph); 2340 break; 2341 } 2342 page = cdgetpage(¶ms); 2343 2344 page->audio.port[LEFT_PORT].channels = CHANNEL_0; 2345 page->audio.port[LEFT_PORT].volume = 2346 arg->vol[LEFT_PORT]; 2347 page->audio.port[RIGHT_PORT].channels = CHANNEL_1; 2348 page->audio.port[RIGHT_PORT].volume = 2349 arg->vol[RIGHT_PORT]; 2350 page->audio.port[2].volume = arg->vol[2]; 2351 page->audio.port[3].volume = arg->vol[3]; 2352 error = cdsetmode(periph, ¶ms); 2353 cam_periph_unlock(periph); 2354 free(params.mode_buf, M_SCSICD); 2355 } 2356 break; 2357 case CDIOCSETMONO: 2358 { 2359 struct cd_mode_params params; 2360 union cd_pages *page; 2361 2362 params.alloc_len = sizeof(union cd_mode_data_6_10); 2363 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2364 M_WAITOK | M_ZERO); 2365 2366 cam_periph_lock(periph); 2367 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2368 ("trying to do CDIOCSETMONO\n")); 2369 2370 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2371 if (error) { 2372 free(params.mode_buf, M_SCSICD); 2373 cam_periph_unlock(periph); 2374 break; 2375 } 2376 page = cdgetpage(¶ms); 2377 2378 page->audio.port[LEFT_PORT].channels = 2379 LEFT_CHANNEL | RIGHT_CHANNEL; 2380 page->audio.port[RIGHT_PORT].channels = 2381 LEFT_CHANNEL | RIGHT_CHANNEL; 2382 page->audio.port[2].channels = 0; 2383 page->audio.port[3].channels = 0; 2384 error = cdsetmode(periph, ¶ms); 2385 cam_periph_unlock(periph); 2386 free(params.mode_buf, M_SCSICD); 2387 } 2388 break; 2389 case CDIOCSETSTEREO: 2390 { 2391 struct cd_mode_params params; 2392 union cd_pages *page; 2393 2394 params.alloc_len = sizeof(union cd_mode_data_6_10); 2395 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2396 M_WAITOK | M_ZERO); 2397 2398 cam_periph_lock(periph); 2399 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2400 ("trying to do CDIOCSETSTEREO\n")); 2401 2402 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2403 if (error) { 2404 free(params.mode_buf, M_SCSICD); 2405 cam_periph_unlock(periph); 2406 break; 2407 } 2408 page = cdgetpage(¶ms); 2409 2410 page->audio.port[LEFT_PORT].channels = 2411 LEFT_CHANNEL; 2412 page->audio.port[RIGHT_PORT].channels = 2413 RIGHT_CHANNEL; 2414 page->audio.port[2].channels = 0; 2415 page->audio.port[3].channels = 0; 2416 error = cdsetmode(periph, ¶ms); 2417 free(params.mode_buf, M_SCSICD); 2418 cam_periph_unlock(periph); 2419 } 2420 break; 2421 case CDIOCSETMUTE: 2422 { 2423 struct cd_mode_params params; 2424 union cd_pages *page; 2425 2426 params.alloc_len = sizeof(union cd_mode_data_6_10); 2427 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2428 M_WAITOK | M_ZERO); 2429 2430 cam_periph_lock(periph); 2431 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2432 ("trying to do CDIOCSETMUTE\n")); 2433 2434 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2435 if (error) { 2436 free(params.mode_buf, M_SCSICD); 2437 cam_periph_unlock(periph); 2438 break; 2439 } 2440 page = cdgetpage(¶ms); 2441 2442 page->audio.port[LEFT_PORT].channels = 0; 2443 page->audio.port[RIGHT_PORT].channels = 0; 2444 page->audio.port[2].channels = 0; 2445 page->audio.port[3].channels = 0; 2446 error = cdsetmode(periph, ¶ms); 2447 free(params.mode_buf, M_SCSICD); 2448 cam_periph_unlock(periph); 2449 } 2450 break; 2451 case CDIOCSETLEFT: 2452 { 2453 struct cd_mode_params params; 2454 union cd_pages *page; 2455 2456 params.alloc_len = sizeof(union cd_mode_data_6_10); 2457 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2458 M_WAITOK | M_ZERO); 2459 2460 cam_periph_lock(periph); 2461 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2462 ("trying to do CDIOCSETLEFT\n")); 2463 2464 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2465 if (error) { 2466 free(params.mode_buf, M_SCSICD); 2467 cam_periph_unlock(periph); 2468 break; 2469 } 2470 page = cdgetpage(¶ms); 2471 2472 page->audio.port[LEFT_PORT].channels = LEFT_CHANNEL; 2473 page->audio.port[RIGHT_PORT].channels = LEFT_CHANNEL; 2474 page->audio.port[2].channels = 0; 2475 page->audio.port[3].channels = 0; 2476 error = cdsetmode(periph, ¶ms); 2477 free(params.mode_buf, M_SCSICD); 2478 cam_periph_unlock(periph); 2479 } 2480 break; 2481 case CDIOCSETRIGHT: 2482 { 2483 struct cd_mode_params params; 2484 union cd_pages *page; 2485 2486 params.alloc_len = sizeof(union cd_mode_data_6_10); 2487 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2488 M_WAITOK | M_ZERO); 2489 2490 cam_periph_lock(periph); 2491 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2492 ("trying to do CDIOCSETRIGHT\n")); 2493 2494 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2495 if (error) { 2496 free(params.mode_buf, M_SCSICD); 2497 cam_periph_unlock(periph); 2498 break; 2499 } 2500 page = cdgetpage(¶ms); 2501 2502 page->audio.port[LEFT_PORT].channels = RIGHT_CHANNEL; 2503 page->audio.port[RIGHT_PORT].channels = RIGHT_CHANNEL; 2504 page->audio.port[2].channels = 0; 2505 page->audio.port[3].channels = 0; 2506 error = cdsetmode(periph, ¶ms); 2507 free(params.mode_buf, M_SCSICD); 2508 cam_periph_unlock(periph); 2509 } 2510 break; 2511 case CDIOCRESUME: 2512 cam_periph_lock(periph); 2513 error = cdpause(periph, 1); 2514 cam_periph_unlock(periph); 2515 break; 2516 case CDIOCPAUSE: 2517 cam_periph_lock(periph); 2518 error = cdpause(periph, 0); 2519 cam_periph_unlock(periph); 2520 break; 2521 case CDIOCSTART: 2522 cam_periph_lock(periph); 2523 error = cdstartunit(periph, 0); 2524 cam_periph_unlock(periph); 2525 break; 2526 case CDIOCCLOSE: 2527 cam_periph_lock(periph); 2528 error = cdstartunit(periph, 1); 2529 cam_periph_unlock(periph); 2530 break; 2531 case CDIOCSTOP: 2532 cam_periph_lock(periph); 2533 error = cdstopunit(periph, 0); 2534 cam_periph_unlock(periph); 2535 break; 2536 case CDIOCEJECT: 2537 cam_periph_lock(periph); 2538 error = cdstopunit(periph, 1); 2539 cam_periph_unlock(periph); 2540 break; 2541 case CDIOCALLOW: 2542 cam_periph_lock(periph); 2543 cdprevent(periph, PR_ALLOW); 2544 cam_periph_unlock(periph); 2545 break; 2546 case CDIOCPREVENT: 2547 cam_periph_lock(periph); 2548 cdprevent(periph, PR_PREVENT); 2549 cam_periph_unlock(periph); 2550 break; 2551 case CDIOCSETDEBUG: 2552 /* sc_link->flags |= (SDEV_DB1 | SDEV_DB2); */ 2553 error = ENOTTY; 2554 break; 2555 case CDIOCCLRDEBUG: 2556 /* sc_link->flags &= ~(SDEV_DB1 | SDEV_DB2); */ 2557 error = ENOTTY; 2558 break; 2559 case CDIOCRESET: 2560 /* return (cd_reset(periph)); */ 2561 error = ENOTTY; 2562 break; 2563 case CDRIOCREADSPEED: 2564 cam_periph_lock(periph); 2565 error = cdsetspeed(periph, *(u_int32_t *)addr, CDR_MAX_SPEED); 2566 cam_periph_unlock(periph); 2567 break; 2568 case CDRIOCWRITESPEED: 2569 cam_periph_lock(periph); 2570 error = cdsetspeed(periph, CDR_MAX_SPEED, *(u_int32_t *)addr); 2571 cam_periph_unlock(periph); 2572 break; 2573 case CDRIOCGETBLOCKSIZE: 2574 *(int *)addr = softc->params.blksize; 2575 break; 2576 case CDRIOCSETBLOCKSIZE: 2577 if (*(int *)addr <= 0) { 2578 error = EINVAL; 2579 break; 2580 } 2581 softc->disk->d_sectorsize = softc->params.blksize = *(int *)addr; 2582 break; 2583 case DVDIOCSENDKEY: 2584 case DVDIOCREPORTKEY: { 2585 struct dvd_authinfo *authinfo; 2586 2587 authinfo = (struct dvd_authinfo *)addr; 2588 2589 if (cmd == DVDIOCREPORTKEY) 2590 error = cdreportkey(periph, authinfo); 2591 else 2592 error = cdsendkey(periph, authinfo); 2593 break; 2594 } 2595 case DVDIOCREADSTRUCTURE: { 2596 struct dvd_struct *dvdstruct; 2597 2598 dvdstruct = (struct dvd_struct *)addr; 2599 2600 error = cdreaddvdstructure(periph, dvdstruct); 2601 2602 break; 2603 } 2604 default: 2605 cam_periph_lock(periph); 2606 error = cam_periph_ioctl(periph, cmd, addr, cderror); 2607 cam_periph_unlock(periph); 2608 break; 2609 } 2610 2611 cam_periph_lock(periph); 2612 cam_periph_unhold(periph); 2613 2614 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdioctl\n")); 2615 if (error && bootverbose) { 2616 printf("scsi_cd.c::ioctl cmd=%08lx error=%d\n", cmd, error); 2617 } 2618 cam_periph_unlock(periph); 2619 2620 return (error); 2621 } 2622 2623 static void 2624 cdprevent(struct cam_periph *periph, int action) 2625 { 2626 union ccb *ccb; 2627 struct cd_softc *softc; 2628 int error; 2629 2630 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdprevent\n")); 2631 2632 softc = (struct cd_softc *)periph->softc; 2633 2634 if (((action == PR_ALLOW) 2635 && (softc->flags & CD_FLAG_DISC_LOCKED) == 0) 2636 || ((action == PR_PREVENT) 2637 && (softc->flags & CD_FLAG_DISC_LOCKED) != 0)) { 2638 return; 2639 } 2640 2641 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2642 2643 scsi_prevent(&ccb->csio, 2644 /*retries*/ cd_retry_count, 2645 /*cbfcnp*/NULL, 2646 MSG_SIMPLE_Q_TAG, 2647 action, 2648 SSD_FULL_SIZE, 2649 /* timeout */60000); 2650 2651 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2652 /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 2653 2654 xpt_release_ccb(ccb); 2655 2656 if (error == 0) { 2657 if (action == PR_ALLOW) 2658 softc->flags &= ~CD_FLAG_DISC_LOCKED; 2659 else 2660 softc->flags |= CD_FLAG_DISC_LOCKED; 2661 } 2662 } 2663 2664 static void 2665 cdmediaprobedone(struct cam_periph *periph) 2666 { 2667 struct cd_softc *softc; 2668 2669 softc = (struct cd_softc *)periph->softc; 2670 2671 softc->flags &= ~CD_FLAG_MEDIA_SCAN_ACT; 2672 2673 if ((softc->flags & CD_FLAG_MEDIA_WAIT) != 0) { 2674 softc->flags &= ~CD_FLAG_MEDIA_WAIT; 2675 wakeup(&softc->toc); 2676 } 2677 } 2678 2679 /* 2680 * XXX: the disk media and sector size is only really able to change 2681 * XXX: while the device is closed. 2682 */ 2683 2684 static int 2685 cdcheckmedia(struct cam_periph *periph, int do_wait) 2686 { 2687 struct cd_softc *softc; 2688 int error; 2689 2690 softc = (struct cd_softc *)periph->softc; 2691 error = 0; 2692 2693 if ((do_wait != 0) 2694 && ((softc->flags & CD_FLAG_MEDIA_WAIT) == 0)) { 2695 softc->flags |= CD_FLAG_MEDIA_WAIT; 2696 } 2697 if ((softc->flags & CD_FLAG_MEDIA_SCAN_ACT) == 0) { 2698 softc->state = CD_STATE_MEDIA_PREVENT; 2699 softc->flags |= CD_FLAG_MEDIA_SCAN_ACT; 2700 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 2701 } 2702 2703 if (do_wait == 0) 2704 goto bailout; 2705 2706 error = msleep(&softc->toc, cam_periph_mtx(periph), PRIBIO,"cdmedia",0); 2707 2708 if (error != 0) 2709 goto bailout; 2710 2711 /* 2712 * Check to see whether we have a valid size from the media. We 2713 * may or may not have a valid TOC. 2714 */ 2715 if ((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 2716 error = EINVAL; 2717 bailout: 2718 2719 return (error); 2720 } 2721 2722 #if 0 2723 static int 2724 cdcheckmedia(struct cam_periph *periph) 2725 { 2726 struct cd_softc *softc; 2727 struct ioc_toc_header *toch; 2728 struct cd_toc_single leadout; 2729 u_int32_t size, toclen; 2730 int error, num_entries, cdindex; 2731 2732 softc = (struct cd_softc *)periph->softc; 2733 2734 cdprevent(periph, PR_PREVENT); 2735 softc->disk->d_sectorsize = 2048; 2736 softc->disk->d_mediasize = 0; 2737 2738 /* 2739 * Get the disc size and block size. If we can't get it, we don't 2740 * have media, most likely. 2741 */ 2742 if ((error = cdsize(periph, &size)) != 0) { 2743 softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC); 2744 cdprevent(periph, PR_ALLOW); 2745 return (error); 2746 } else { 2747 softc->flags |= CD_FLAG_SAW_MEDIA | CD_FLAG_VALID_MEDIA; 2748 softc->disk->d_sectorsize = softc->params.blksize; 2749 softc->disk->d_mediasize = 2750 (off_t)softc->params.blksize * softc->params.disksize; 2751 } 2752 2753 /* 2754 * Now we check the table of contents. This (currently) is only 2755 * used for the CDIOCPLAYTRACKS ioctl. It may be used later to do 2756 * things like present a separate entry in /dev for each track, 2757 * like that acd(4) driver does. 2758 */ 2759 bzero(&softc->toc, sizeof(softc->toc)); 2760 toch = &softc->toc.header; 2761 /* 2762 * We will get errors here for media that doesn't have a table of 2763 * contents. According to the MMC-3 spec: "When a Read TOC/PMA/ATIP 2764 * command is presented for a DDCD/CD-R/RW media, where the first TOC 2765 * has not been recorded (no complete session) and the Format codes 2766 * 0000b, 0001b, or 0010b are specified, this command shall be rejected 2767 * with an INVALID FIELD IN CDB. Devices that are not capable of 2768 * reading an incomplete session on DDC/CD-R/RW media shall report 2769 * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 2770 * 2771 * So this isn't fatal if we can't read the table of contents, it 2772 * just means that the user won't be able to issue the play tracks 2773 * ioctl, and likely lots of other stuff won't work either. They 2774 * need to burn the CD before we can do a whole lot with it. So 2775 * we don't print anything here if we get an error back. 2776 */ 2777 error = cdreadtoc(periph, 0, 0, (u_int8_t *)toch, sizeof(*toch), 2778 SF_NO_PRINT); 2779 /* 2780 * Errors in reading the table of contents aren't fatal, we just 2781 * won't have a valid table of contents cached. 2782 */ 2783 if (error != 0) { 2784 error = 0; 2785 bzero(&softc->toc, sizeof(softc->toc)); 2786 goto bailout; 2787 } 2788 2789 if (softc->quirks & CD_Q_BCD_TRACKS) { 2790 toch->starting_track = bcd2bin(toch->starting_track); 2791 toch->ending_track = bcd2bin(toch->ending_track); 2792 } 2793 2794 /* Number of TOC entries, plus leadout */ 2795 num_entries = (toch->ending_track - toch->starting_track) + 2; 2796 2797 if (num_entries <= 0) 2798 goto bailout; 2799 2800 toclen = num_entries * sizeof(struct cd_toc_entry); 2801 2802 error = cdreadtoc(periph, CD_MSF_FORMAT, toch->starting_track, 2803 (u_int8_t *)&softc->toc, toclen + sizeof(*toch), 2804 SF_NO_PRINT); 2805 if (error != 0) { 2806 error = 0; 2807 bzero(&softc->toc, sizeof(softc->toc)); 2808 goto bailout; 2809 } 2810 2811 if (softc->quirks & CD_Q_BCD_TRACKS) { 2812 toch->starting_track = bcd2bin(toch->starting_track); 2813 toch->ending_track = bcd2bin(toch->ending_track); 2814 } 2815 /* 2816 * XXX KDM is this necessary? Probably only if the drive doesn't 2817 * return leadout information with the table of contents. 2818 */ 2819 cdindex = toch->starting_track + num_entries -1; 2820 if (cdindex == toch->ending_track + 1) { 2821 2822 error = cdreadtoc(periph, CD_MSF_FORMAT, LEADOUT, 2823 (u_int8_t *)&leadout, sizeof(leadout), 2824 SF_NO_PRINT); 2825 if (error != 0) { 2826 error = 0; 2827 goto bailout; 2828 } 2829 softc->toc.entries[cdindex - toch->starting_track] = 2830 leadout.entry; 2831 } 2832 if (softc->quirks & CD_Q_BCD_TRACKS) { 2833 for (cdindex = 0; cdindex < num_entries - 1; cdindex++) { 2834 softc->toc.entries[cdindex].track = 2835 bcd2bin(softc->toc.entries[cdindex].track); 2836 } 2837 } 2838 2839 softc->flags |= CD_FLAG_VALID_TOC; 2840 2841 /* If the first track is audio, correct sector size. */ 2842 if ((softc->toc.entries[0].control & 4) == 0) { 2843 softc->disk->d_sectorsize = softc->params.blksize = 2352; 2844 softc->disk->d_mediasize = 2845 (off_t)softc->params.blksize * softc->params.disksize; 2846 } 2847 2848 bailout: 2849 2850 /* 2851 * We unconditionally (re)set the blocksize each time the 2852 * CD device is opened. This is because the CD can change, 2853 * and therefore the blocksize might change. 2854 * XXX problems here if some slice or partition is still 2855 * open with the old size? 2856 */ 2857 if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE) != 0) 2858 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 2859 softc->disk->d_devstat->block_size = softc->params.blksize; 2860 2861 return (error); 2862 } 2863 2864 static int 2865 cdsize(struct cam_periph *periph, u_int32_t *size) 2866 { 2867 struct cd_softc *softc; 2868 union ccb *ccb; 2869 struct scsi_read_capacity_data *rcap_buf; 2870 int error; 2871 2872 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdsize\n")); 2873 2874 softc = (struct cd_softc *)periph->softc; 2875 2876 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2877 2878 /* XXX Should be M_WAITOK */ 2879 rcap_buf = malloc(sizeof(struct scsi_read_capacity_data), 2880 M_SCSICD, M_NOWAIT | M_ZERO); 2881 if (rcap_buf == NULL) 2882 return (ENOMEM); 2883 2884 scsi_read_capacity(&ccb->csio, 2885 /*retries*/ cd_retry_count, 2886 /*cbfcnp*/NULL, 2887 MSG_SIMPLE_Q_TAG, 2888 rcap_buf, 2889 SSD_FULL_SIZE, 2890 /* timeout */20000); 2891 2892 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2893 /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 2894 2895 xpt_release_ccb(ccb); 2896 2897 softc->params.disksize = scsi_4btoul(rcap_buf->addr) + 1; 2898 softc->params.blksize = scsi_4btoul(rcap_buf->length); 2899 /* Make sure we got at least some block size. */ 2900 if (error == 0 && softc->params.blksize == 0) 2901 error = EIO; 2902 /* 2903 * SCSI-3 mandates that the reported blocksize shall be 2048. 2904 * Older drives sometimes report funny values, trim it down to 2905 * 2048, or other parts of the kernel will get confused. 2906 * 2907 * XXX we leave drives alone that might report 512 bytes, as 2908 * well as drives reporting more weird sizes like perhaps 4K. 2909 */ 2910 if (softc->params.blksize > 2048 && softc->params.blksize <= 2352) 2911 softc->params.blksize = 2048; 2912 2913 free(rcap_buf, M_SCSICD); 2914 *size = softc->params.disksize; 2915 2916 return (error); 2917 2918 } 2919 #endif 2920 2921 static int 2922 cd6byteworkaround(union ccb *ccb) 2923 { 2924 u_int8_t *cdb; 2925 struct cam_periph *periph; 2926 struct cd_softc *softc; 2927 struct cd_mode_params *params; 2928 int frozen, found; 2929 2930 periph = xpt_path_periph(ccb->ccb_h.path); 2931 softc = (struct cd_softc *)periph->softc; 2932 2933 cdb = ccb->csio.cdb_io.cdb_bytes; 2934 2935 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) 2936 || ((cdb[0] != MODE_SENSE_6) 2937 && (cdb[0] != MODE_SELECT_6))) 2938 return (0); 2939 2940 /* 2941 * Because there is no convenient place to stash the overall 2942 * cd_mode_params structure pointer, we have to grab it like this. 2943 * This means that ALL MODE_SENSE and MODE_SELECT requests in the 2944 * cd(4) driver MUST go through cdgetmode() and cdsetmode()! 2945 * 2946 * XXX It would be nice if, at some point, we could increase the 2947 * number of available peripheral private pointers. Both pointers 2948 * are currently used in most every peripheral driver. 2949 */ 2950 found = 0; 2951 2952 STAILQ_FOREACH(params, &softc->mode_queue, links) { 2953 if (params->mode_buf == ccb->csio.data_ptr) { 2954 found = 1; 2955 break; 2956 } 2957 } 2958 2959 /* 2960 * This shouldn't happen. All mode sense and mode select 2961 * operations in the cd(4) driver MUST go through cdgetmode() and 2962 * cdsetmode()! 2963 */ 2964 if (found == 0) { 2965 xpt_print(periph->path, 2966 "mode buffer not found in mode queue!\n"); 2967 return (0); 2968 } 2969 2970 params->cdb_size = 10; 2971 softc->minimum_command_size = 10; 2972 xpt_print(ccb->ccb_h.path, 2973 "%s(6) failed, increasing minimum CDB size to 10 bytes\n", 2974 (cdb[0] == MODE_SENSE_6) ? "MODE_SENSE" : "MODE_SELECT"); 2975 2976 if (cdb[0] == MODE_SENSE_6) { 2977 struct scsi_mode_sense_10 ms10; 2978 struct scsi_mode_sense_6 *ms6; 2979 int len; 2980 2981 ms6 = (struct scsi_mode_sense_6 *)cdb; 2982 2983 bzero(&ms10, sizeof(ms10)); 2984 ms10.opcode = MODE_SENSE_10; 2985 ms10.byte2 = ms6->byte2; 2986 ms10.page = ms6->page; 2987 2988 /* 2989 * 10 byte mode header, block descriptor, 2990 * sizeof(union cd_pages) 2991 */ 2992 len = sizeof(struct cd_mode_data_10); 2993 ccb->csio.dxfer_len = len; 2994 2995 scsi_ulto2b(len, ms10.length); 2996 ms10.control = ms6->control; 2997 bcopy(&ms10, cdb, 10); 2998 ccb->csio.cdb_len = 10; 2999 } else { 3000 struct scsi_mode_select_10 ms10; 3001 struct scsi_mode_select_6 *ms6; 3002 struct scsi_mode_header_6 *header6; 3003 struct scsi_mode_header_10 *header10; 3004 struct scsi_mode_page_header *page_header; 3005 int blk_desc_len, page_num, page_size, len; 3006 3007 ms6 = (struct scsi_mode_select_6 *)cdb; 3008 3009 bzero(&ms10, sizeof(ms10)); 3010 ms10.opcode = MODE_SELECT_10; 3011 ms10.byte2 = ms6->byte2; 3012 3013 header6 = (struct scsi_mode_header_6 *)params->mode_buf; 3014 header10 = (struct scsi_mode_header_10 *)params->mode_buf; 3015 3016 page_header = find_mode_page_6(header6); 3017 page_num = page_header->page_code; 3018 3019 blk_desc_len = header6->blk_desc_len; 3020 3021 page_size = cdgetpagesize(page_num); 3022 3023 if (page_size != (page_header->page_length + 3024 sizeof(*page_header))) 3025 page_size = page_header->page_length + 3026 sizeof(*page_header); 3027 3028 len = sizeof(*header10) + blk_desc_len + page_size; 3029 3030 len = min(params->alloc_len, len); 3031 3032 /* 3033 * Since the 6 byte parameter header is shorter than the 10 3034 * byte parameter header, we need to copy the actual mode 3035 * page data, and the block descriptor, if any, so things wind 3036 * up in the right place. The regions will overlap, but 3037 * bcopy() does the right thing. 3038 */ 3039 bcopy(params->mode_buf + sizeof(*header6), 3040 params->mode_buf + sizeof(*header10), 3041 len - sizeof(*header10)); 3042 3043 /* Make sure these fields are set correctly. */ 3044 scsi_ulto2b(0, header10->data_length); 3045 header10->medium_type = 0; 3046 scsi_ulto2b(blk_desc_len, header10->blk_desc_len); 3047 3048 ccb->csio.dxfer_len = len; 3049 3050 scsi_ulto2b(len, ms10.length); 3051 ms10.control = ms6->control; 3052 bcopy(&ms10, cdb, 10); 3053 ccb->csio.cdb_len = 10; 3054 } 3055 3056 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 3057 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3058 xpt_action(ccb); 3059 if (frozen) { 3060 cam_release_devq(ccb->ccb_h.path, 3061 /*relsim_flags*/0, 3062 /*openings*/0, 3063 /*timeout*/0, 3064 /*getcount_only*/0); 3065 } 3066 3067 return (ERESTART); 3068 } 3069 3070 static int 3071 cderror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3072 { 3073 struct cd_softc *softc; 3074 struct cam_periph *periph; 3075 int error, error_code, sense_key, asc, ascq; 3076 3077 periph = xpt_path_periph(ccb->ccb_h.path); 3078 softc = (struct cd_softc *)periph->softc; 3079 3080 error = 0; 3081 3082 /* 3083 * We use a status of CAM_REQ_INVALID as shorthand -- if a 6 byte 3084 * CDB comes back with this particular error, try transforming it 3085 * into the 10 byte version. 3086 */ 3087 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3088 error = cd6byteworkaround(ccb); 3089 } else if (scsi_extract_sense_ccb(ccb, 3090 &error_code, &sense_key, &asc, &ascq)) { 3091 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3092 error = cd6byteworkaround(ccb); 3093 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3094 asc == 0x28 && ascq == 0x00) 3095 disk_media_changed(softc->disk, M_NOWAIT); 3096 else if (sense_key == SSD_KEY_NOT_READY && 3097 asc == 0x3a && (softc->flags & CD_FLAG_SAW_MEDIA)) { 3098 softc->flags &= ~CD_FLAG_SAW_MEDIA; 3099 disk_media_gone(softc->disk, M_NOWAIT); 3100 } 3101 } 3102 3103 if (error == ERESTART) 3104 return (error); 3105 3106 /* 3107 * XXX 3108 * Until we have a better way of doing pack validation, 3109 * don't treat UAs as errors. 3110 */ 3111 sense_flags |= SF_RETRY_UA; 3112 3113 if (softc->quirks & CD_Q_RETRY_BUSY) 3114 sense_flags |= SF_RETRY_BUSY; 3115 return (cam_periph_error(ccb, cam_flags, sense_flags)); 3116 } 3117 3118 static void 3119 cdmediapoll(void *arg) 3120 { 3121 struct cam_periph *periph = arg; 3122 struct cd_softc *softc = periph->softc; 3123 3124 if (softc->state == CD_STATE_NORMAL && !softc->tur && 3125 softc->outstanding_cmds == 0) { 3126 if (cam_periph_acquire(periph) == 0) { 3127 softc->tur = 1; 3128 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 3129 } 3130 } 3131 /* Queue us up again */ 3132 if (cd_poll_period != 0) 3133 callout_schedule(&softc->mediapoll_c, cd_poll_period * hz); 3134 } 3135 3136 /* 3137 * Read table of contents 3138 */ 3139 static int 3140 cdreadtoc(struct cam_periph *periph, u_int32_t mode, u_int32_t start, 3141 u_int8_t *data, u_int32_t len, u_int32_t sense_flags) 3142 { 3143 u_int32_t ntoc; 3144 struct ccb_scsiio *csio; 3145 union ccb *ccb; 3146 int error; 3147 3148 ntoc = len; 3149 error = 0; 3150 3151 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3152 3153 csio = &ccb->csio; 3154 3155 scsi_read_toc(csio, 3156 /* retries */ cd_retry_count, 3157 /* cbfcnp */ NULL, 3158 /* tag_action */ MSG_SIMPLE_Q_TAG, 3159 /* byte1_flags */ (mode == CD_MSF_FORMAT) ? CD_MSF : 0, 3160 /* format */ SRTOC_FORMAT_TOC, 3161 /* track*/ start, 3162 /* data_ptr */ data, 3163 /* dxfer_len */ len, 3164 /* sense_len */ SSD_FULL_SIZE, 3165 /* timeout */ 50000); 3166 3167 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3168 /*sense_flags*/SF_RETRY_UA | sense_flags); 3169 3170 xpt_release_ccb(ccb); 3171 3172 return(error); 3173 } 3174 3175 static int 3176 cdreadsubchannel(struct cam_periph *periph, u_int32_t mode, 3177 u_int32_t format, int track, 3178 struct cd_sub_channel_info *data, u_int32_t len) 3179 { 3180 struct scsi_read_subchannel *scsi_cmd; 3181 struct ccb_scsiio *csio; 3182 union ccb *ccb; 3183 int error; 3184 3185 error = 0; 3186 3187 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3188 3189 csio = &ccb->csio; 3190 3191 cam_fill_csio(csio, 3192 /* retries */ cd_retry_count, 3193 /* cbfcnp */ NULL, 3194 /* flags */ CAM_DIR_IN, 3195 /* tag_action */ MSG_SIMPLE_Q_TAG, 3196 /* data_ptr */ (u_int8_t *)data, 3197 /* dxfer_len */ len, 3198 /* sense_len */ SSD_FULL_SIZE, 3199 sizeof(struct scsi_read_subchannel), 3200 /* timeout */ 50000); 3201 3202 scsi_cmd = (struct scsi_read_subchannel *)&csio->cdb_io.cdb_bytes; 3203 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3204 3205 scsi_cmd->op_code = READ_SUBCHANNEL; 3206 if (mode == CD_MSF_FORMAT) 3207 scsi_cmd->byte1 |= CD_MSF; 3208 scsi_cmd->byte2 = SRS_SUBQ; 3209 scsi_cmd->subchan_format = format; 3210 scsi_cmd->track = track; 3211 scsi_ulto2b(len, (u_int8_t *)scsi_cmd->data_len); 3212 scsi_cmd->control = 0; 3213 3214 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3215 /*sense_flags*/SF_RETRY_UA); 3216 3217 xpt_release_ccb(ccb); 3218 3219 return(error); 3220 } 3221 3222 3223 /* 3224 * All MODE_SENSE requests in the cd(4) driver MUST go through this 3225 * routine. See comments in cd6byteworkaround() for details. 3226 */ 3227 static int 3228 cdgetmode(struct cam_periph *periph, struct cd_mode_params *data, 3229 u_int32_t page) 3230 { 3231 struct ccb_scsiio *csio; 3232 struct cd_softc *softc; 3233 union ccb *ccb; 3234 int param_len; 3235 int error; 3236 3237 softc = (struct cd_softc *)periph->softc; 3238 3239 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3240 3241 csio = &ccb->csio; 3242 3243 data->cdb_size = softc->minimum_command_size; 3244 if (data->cdb_size < 10) 3245 param_len = sizeof(struct cd_mode_data); 3246 else 3247 param_len = sizeof(struct cd_mode_data_10); 3248 3249 /* Don't say we've got more room than we actually allocated */ 3250 param_len = min(param_len, data->alloc_len); 3251 3252 scsi_mode_sense_len(csio, 3253 /* retries */ cd_retry_count, 3254 /* cbfcnp */ NULL, 3255 /* tag_action */ MSG_SIMPLE_Q_TAG, 3256 /* dbd */ 0, 3257 /* page_code */ SMS_PAGE_CTRL_CURRENT, 3258 /* page */ page, 3259 /* param_buf */ data->mode_buf, 3260 /* param_len */ param_len, 3261 /* minimum_cmd_size */ softc->minimum_command_size, 3262 /* sense_len */ SSD_FULL_SIZE, 3263 /* timeout */ 50000); 3264 3265 /* 3266 * It would be nice not to have to do this, but there's no 3267 * available pointer in the CCB that would allow us to stuff the 3268 * mode params structure in there and retrieve it in 3269 * cd6byteworkaround(), so we can set the cdb size. The cdb size 3270 * lets the caller know what CDB size we ended up using, so they 3271 * can find the actual mode page offset. 3272 */ 3273 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3274 3275 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3276 /*sense_flags*/SF_RETRY_UA); 3277 3278 xpt_release_ccb(ccb); 3279 3280 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3281 3282 /* 3283 * This is a bit of belt-and-suspenders checking, but if we run 3284 * into a situation where the target sends back multiple block 3285 * descriptors, we might not have enough space in the buffer to 3286 * see the whole mode page. Better to return an error than 3287 * potentially access memory beyond our malloced region. 3288 */ 3289 if (error == 0) { 3290 u_int32_t data_len; 3291 3292 if (data->cdb_size == 10) { 3293 struct scsi_mode_header_10 *hdr10; 3294 3295 hdr10 = (struct scsi_mode_header_10 *)data->mode_buf; 3296 data_len = scsi_2btoul(hdr10->data_length); 3297 data_len += sizeof(hdr10->data_length); 3298 } else { 3299 struct scsi_mode_header_6 *hdr6; 3300 3301 hdr6 = (struct scsi_mode_header_6 *)data->mode_buf; 3302 data_len = hdr6->data_length; 3303 data_len += sizeof(hdr6->data_length); 3304 } 3305 3306 /* 3307 * Complain if there is more mode data available than we 3308 * allocated space for. This could potentially happen if 3309 * we miscalculated the page length for some reason, if the 3310 * drive returns multiple block descriptors, or if it sets 3311 * the data length incorrectly. 3312 */ 3313 if (data_len > data->alloc_len) { 3314 xpt_print(periph->path, "allocated modepage %d length " 3315 "%d < returned length %d\n", page, data->alloc_len, 3316 data_len); 3317 error = ENOSPC; 3318 } 3319 } 3320 return (error); 3321 } 3322 3323 /* 3324 * All MODE_SELECT requests in the cd(4) driver MUST go through this 3325 * routine. See comments in cd6byteworkaround() for details. 3326 */ 3327 static int 3328 cdsetmode(struct cam_periph *periph, struct cd_mode_params *data) 3329 { 3330 struct ccb_scsiio *csio; 3331 struct cd_softc *softc; 3332 union ccb *ccb; 3333 int cdb_size, param_len; 3334 int error; 3335 3336 softc = (struct cd_softc *)periph->softc; 3337 3338 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3339 3340 csio = &ccb->csio; 3341 3342 error = 0; 3343 3344 /* 3345 * If the data is formatted for the 10 byte version of the mode 3346 * select parameter list, we need to use the 10 byte CDB. 3347 * Otherwise, we use whatever the stored minimum command size. 3348 */ 3349 if (data->cdb_size == 10) 3350 cdb_size = data->cdb_size; 3351 else 3352 cdb_size = softc->minimum_command_size; 3353 3354 if (cdb_size >= 10) { 3355 struct scsi_mode_header_10 *mode_header; 3356 u_int32_t data_len; 3357 3358 mode_header = (struct scsi_mode_header_10 *)data->mode_buf; 3359 3360 data_len = scsi_2btoul(mode_header->data_length); 3361 3362 scsi_ulto2b(0, mode_header->data_length); 3363 /* 3364 * SONY drives do not allow a mode select with a medium_type 3365 * value that has just been returned by a mode sense; use a 3366 * medium_type of 0 (Default) instead. 3367 */ 3368 mode_header->medium_type = 0; 3369 3370 /* 3371 * Pass back whatever the drive passed to us, plus the size 3372 * of the data length field. 3373 */ 3374 param_len = data_len + sizeof(mode_header->data_length); 3375 3376 } else { 3377 struct scsi_mode_header_6 *mode_header; 3378 3379 mode_header = (struct scsi_mode_header_6 *)data->mode_buf; 3380 3381 param_len = mode_header->data_length + 1; 3382 3383 mode_header->data_length = 0; 3384 /* 3385 * SONY drives do not allow a mode select with a medium_type 3386 * value that has just been returned by a mode sense; use a 3387 * medium_type of 0 (Default) instead. 3388 */ 3389 mode_header->medium_type = 0; 3390 } 3391 3392 /* Don't say we've got more room than we actually allocated */ 3393 param_len = min(param_len, data->alloc_len); 3394 3395 scsi_mode_select_len(csio, 3396 /* retries */ cd_retry_count, 3397 /* cbfcnp */ NULL, 3398 /* tag_action */ MSG_SIMPLE_Q_TAG, 3399 /* scsi_page_fmt */ 1, 3400 /* save_pages */ 0, 3401 /* param_buf */ data->mode_buf, 3402 /* param_len */ param_len, 3403 /* minimum_cmd_size */ cdb_size, 3404 /* sense_len */ SSD_FULL_SIZE, 3405 /* timeout */ 50000); 3406 3407 /* See comments in cdgetmode() and cd6byteworkaround(). */ 3408 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3409 3410 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3411 /*sense_flags*/SF_RETRY_UA); 3412 3413 xpt_release_ccb(ccb); 3414 3415 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3416 3417 return (error); 3418 } 3419 3420 3421 static int 3422 cdplay(struct cam_periph *periph, u_int32_t blk, u_int32_t len) 3423 { 3424 struct ccb_scsiio *csio; 3425 union ccb *ccb; 3426 int error; 3427 u_int8_t cdb_len; 3428 3429 error = 0; 3430 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3431 csio = &ccb->csio; 3432 /* 3433 * Use the smallest possible command to perform the operation. 3434 */ 3435 if ((len & 0xffff0000) == 0) { 3436 /* 3437 * We can fit in a 10 byte cdb. 3438 */ 3439 struct scsi_play_10 *scsi_cmd; 3440 3441 scsi_cmd = (struct scsi_play_10 *)&csio->cdb_io.cdb_bytes; 3442 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3443 scsi_cmd->op_code = PLAY_10; 3444 scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 3445 scsi_ulto2b(len, (u_int8_t *)scsi_cmd->xfer_len); 3446 cdb_len = sizeof(*scsi_cmd); 3447 } else { 3448 struct scsi_play_12 *scsi_cmd; 3449 3450 scsi_cmd = (struct scsi_play_12 *)&csio->cdb_io.cdb_bytes; 3451 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3452 scsi_cmd->op_code = PLAY_12; 3453 scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 3454 scsi_ulto4b(len, (u_int8_t *)scsi_cmd->xfer_len); 3455 cdb_len = sizeof(*scsi_cmd); 3456 } 3457 cam_fill_csio(csio, 3458 /*retries*/ cd_retry_count, 3459 /*cbfcnp*/NULL, 3460 /*flags*/CAM_DIR_NONE, 3461 MSG_SIMPLE_Q_TAG, 3462 /*dataptr*/NULL, 3463 /*datalen*/0, 3464 /*sense_len*/SSD_FULL_SIZE, 3465 cdb_len, 3466 /*timeout*/50 * 1000); 3467 3468 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3469 /*sense_flags*/SF_RETRY_UA); 3470 3471 xpt_release_ccb(ccb); 3472 3473 return(error); 3474 } 3475 3476 static int 3477 cdplaymsf(struct cam_periph *periph, u_int32_t startm, u_int32_t starts, 3478 u_int32_t startf, u_int32_t endm, u_int32_t ends, u_int32_t endf) 3479 { 3480 struct scsi_play_msf *scsi_cmd; 3481 struct ccb_scsiio *csio; 3482 union ccb *ccb; 3483 int error; 3484 3485 error = 0; 3486 3487 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3488 3489 csio = &ccb->csio; 3490 3491 cam_fill_csio(csio, 3492 /* retries */ cd_retry_count, 3493 /* cbfcnp */ NULL, 3494 /* flags */ CAM_DIR_NONE, 3495 /* tag_action */ MSG_SIMPLE_Q_TAG, 3496 /* data_ptr */ NULL, 3497 /* dxfer_len */ 0, 3498 /* sense_len */ SSD_FULL_SIZE, 3499 sizeof(struct scsi_play_msf), 3500 /* timeout */ 50000); 3501 3502 scsi_cmd = (struct scsi_play_msf *)&csio->cdb_io.cdb_bytes; 3503 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3504 3505 scsi_cmd->op_code = PLAY_MSF; 3506 scsi_cmd->start_m = startm; 3507 scsi_cmd->start_s = starts; 3508 scsi_cmd->start_f = startf; 3509 scsi_cmd->end_m = endm; 3510 scsi_cmd->end_s = ends; 3511 scsi_cmd->end_f = endf; 3512 3513 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3514 /*sense_flags*/SF_RETRY_UA); 3515 3516 xpt_release_ccb(ccb); 3517 3518 return(error); 3519 } 3520 3521 3522 static int 3523 cdplaytracks(struct cam_periph *periph, u_int32_t strack, u_int32_t sindex, 3524 u_int32_t etrack, u_int32_t eindex) 3525 { 3526 struct scsi_play_track *scsi_cmd; 3527 struct ccb_scsiio *csio; 3528 union ccb *ccb; 3529 int error; 3530 3531 error = 0; 3532 3533 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3534 3535 csio = &ccb->csio; 3536 3537 cam_fill_csio(csio, 3538 /* retries */ cd_retry_count, 3539 /* cbfcnp */ NULL, 3540 /* flags */ CAM_DIR_NONE, 3541 /* tag_action */ MSG_SIMPLE_Q_TAG, 3542 /* data_ptr */ NULL, 3543 /* dxfer_len */ 0, 3544 /* sense_len */ SSD_FULL_SIZE, 3545 sizeof(struct scsi_play_track), 3546 /* timeout */ 50000); 3547 3548 scsi_cmd = (struct scsi_play_track *)&csio->cdb_io.cdb_bytes; 3549 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3550 3551 scsi_cmd->op_code = PLAY_TRACK; 3552 scsi_cmd->start_track = strack; 3553 scsi_cmd->start_index = sindex; 3554 scsi_cmd->end_track = etrack; 3555 scsi_cmd->end_index = eindex; 3556 3557 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3558 /*sense_flags*/SF_RETRY_UA); 3559 3560 xpt_release_ccb(ccb); 3561 3562 return(error); 3563 } 3564 3565 static int 3566 cdpause(struct cam_periph *periph, u_int32_t go) 3567 { 3568 struct scsi_pause *scsi_cmd; 3569 struct ccb_scsiio *csio; 3570 union ccb *ccb; 3571 int error; 3572 3573 error = 0; 3574 3575 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3576 3577 csio = &ccb->csio; 3578 3579 cam_fill_csio(csio, 3580 /* retries */ cd_retry_count, 3581 /* cbfcnp */ NULL, 3582 /* flags */ CAM_DIR_NONE, 3583 /* tag_action */ MSG_SIMPLE_Q_TAG, 3584 /* data_ptr */ NULL, 3585 /* dxfer_len */ 0, 3586 /* sense_len */ SSD_FULL_SIZE, 3587 sizeof(struct scsi_pause), 3588 /* timeout */ 50000); 3589 3590 scsi_cmd = (struct scsi_pause *)&csio->cdb_io.cdb_bytes; 3591 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3592 3593 scsi_cmd->op_code = PAUSE; 3594 scsi_cmd->resume = go; 3595 3596 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3597 /*sense_flags*/SF_RETRY_UA); 3598 3599 xpt_release_ccb(ccb); 3600 3601 return(error); 3602 } 3603 3604 static int 3605 cdstartunit(struct cam_periph *periph, int load) 3606 { 3607 union ccb *ccb; 3608 int error; 3609 3610 error = 0; 3611 3612 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3613 3614 scsi_start_stop(&ccb->csio, 3615 /* retries */ cd_retry_count, 3616 /* cbfcnp */ NULL, 3617 /* tag_action */ MSG_SIMPLE_Q_TAG, 3618 /* start */ TRUE, 3619 /* load_eject */ load, 3620 /* immediate */ FALSE, 3621 /* sense_len */ SSD_FULL_SIZE, 3622 /* timeout */ 50000); 3623 3624 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3625 /*sense_flags*/SF_RETRY_UA); 3626 3627 xpt_release_ccb(ccb); 3628 3629 return(error); 3630 } 3631 3632 static int 3633 cdstopunit(struct cam_periph *periph, u_int32_t eject) 3634 { 3635 union ccb *ccb; 3636 int error; 3637 3638 error = 0; 3639 3640 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3641 3642 scsi_start_stop(&ccb->csio, 3643 /* retries */ cd_retry_count, 3644 /* cbfcnp */ NULL, 3645 /* tag_action */ MSG_SIMPLE_Q_TAG, 3646 /* start */ FALSE, 3647 /* load_eject */ eject, 3648 /* immediate */ FALSE, 3649 /* sense_len */ SSD_FULL_SIZE, 3650 /* timeout */ 50000); 3651 3652 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3653 /*sense_flags*/SF_RETRY_UA); 3654 3655 xpt_release_ccb(ccb); 3656 3657 return(error); 3658 } 3659 3660 static int 3661 cdsetspeed(struct cam_periph *periph, u_int32_t rdspeed, u_int32_t wrspeed) 3662 { 3663 struct scsi_set_speed *scsi_cmd; 3664 struct ccb_scsiio *csio; 3665 union ccb *ccb; 3666 int error; 3667 3668 error = 0; 3669 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3670 csio = &ccb->csio; 3671 3672 /* Preserve old behavior: units in multiples of CDROM speed */ 3673 if (rdspeed < 177) 3674 rdspeed *= 177; 3675 if (wrspeed < 177) 3676 wrspeed *= 177; 3677 3678 cam_fill_csio(csio, 3679 /* retries */ cd_retry_count, 3680 /* cbfcnp */ NULL, 3681 /* flags */ CAM_DIR_NONE, 3682 /* tag_action */ MSG_SIMPLE_Q_TAG, 3683 /* data_ptr */ NULL, 3684 /* dxfer_len */ 0, 3685 /* sense_len */ SSD_FULL_SIZE, 3686 sizeof(struct scsi_set_speed), 3687 /* timeout */ 50000); 3688 3689 scsi_cmd = (struct scsi_set_speed *)&csio->cdb_io.cdb_bytes; 3690 bzero(scsi_cmd, sizeof(*scsi_cmd)); 3691 3692 scsi_cmd->opcode = SET_CD_SPEED; 3693 scsi_ulto2b(rdspeed, scsi_cmd->readspeed); 3694 scsi_ulto2b(wrspeed, scsi_cmd->writespeed); 3695 3696 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3697 /*sense_flags*/SF_RETRY_UA); 3698 3699 xpt_release_ccb(ccb); 3700 3701 return(error); 3702 } 3703 3704 static int 3705 cdreportkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3706 { 3707 union ccb *ccb; 3708 u_int8_t *databuf; 3709 u_int32_t lba; 3710 int error; 3711 int length; 3712 3713 error = 0; 3714 databuf = NULL; 3715 lba = 0; 3716 3717 switch (authinfo->format) { 3718 case DVD_REPORT_AGID: 3719 length = sizeof(struct scsi_report_key_data_agid); 3720 break; 3721 case DVD_REPORT_CHALLENGE: 3722 length = sizeof(struct scsi_report_key_data_challenge); 3723 break; 3724 case DVD_REPORT_KEY1: 3725 length = sizeof(struct scsi_report_key_data_key1_key2); 3726 break; 3727 case DVD_REPORT_TITLE_KEY: 3728 length = sizeof(struct scsi_report_key_data_title); 3729 /* The lba field is only set for the title key */ 3730 lba = authinfo->lba; 3731 break; 3732 case DVD_REPORT_ASF: 3733 length = sizeof(struct scsi_report_key_data_asf); 3734 break; 3735 case DVD_REPORT_RPC: 3736 length = sizeof(struct scsi_report_key_data_rpc); 3737 break; 3738 case DVD_INVALIDATE_AGID: 3739 length = 0; 3740 break; 3741 default: 3742 return (EINVAL); 3743 } 3744 3745 if (length != 0) { 3746 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3747 } else 3748 databuf = NULL; 3749 3750 cam_periph_lock(periph); 3751 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3752 3753 scsi_report_key(&ccb->csio, 3754 /* retries */ cd_retry_count, 3755 /* cbfcnp */ NULL, 3756 /* tag_action */ MSG_SIMPLE_Q_TAG, 3757 /* lba */ lba, 3758 /* agid */ authinfo->agid, 3759 /* key_format */ authinfo->format, 3760 /* data_ptr */ databuf, 3761 /* dxfer_len */ length, 3762 /* sense_len */ SSD_FULL_SIZE, 3763 /* timeout */ 50000); 3764 3765 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3766 /*sense_flags*/SF_RETRY_UA); 3767 3768 if (error != 0) 3769 goto bailout; 3770 3771 if (ccb->csio.resid != 0) { 3772 xpt_print(periph->path, "warning, residual for report key " 3773 "command is %d\n", ccb->csio.resid); 3774 } 3775 3776 switch(authinfo->format) { 3777 case DVD_REPORT_AGID: { 3778 struct scsi_report_key_data_agid *agid_data; 3779 3780 agid_data = (struct scsi_report_key_data_agid *)databuf; 3781 3782 authinfo->agid = (agid_data->agid & RKD_AGID_MASK) >> 3783 RKD_AGID_SHIFT; 3784 break; 3785 } 3786 case DVD_REPORT_CHALLENGE: { 3787 struct scsi_report_key_data_challenge *chal_data; 3788 3789 chal_data = (struct scsi_report_key_data_challenge *)databuf; 3790 3791 bcopy(chal_data->challenge_key, authinfo->keychal, 3792 min(sizeof(chal_data->challenge_key), 3793 sizeof(authinfo->keychal))); 3794 break; 3795 } 3796 case DVD_REPORT_KEY1: { 3797 struct scsi_report_key_data_key1_key2 *key1_data; 3798 3799 key1_data = (struct scsi_report_key_data_key1_key2 *)databuf; 3800 3801 bcopy(key1_data->key1, authinfo->keychal, 3802 min(sizeof(key1_data->key1), sizeof(authinfo->keychal))); 3803 break; 3804 } 3805 case DVD_REPORT_TITLE_KEY: { 3806 struct scsi_report_key_data_title *title_data; 3807 3808 title_data = (struct scsi_report_key_data_title *)databuf; 3809 3810 authinfo->cpm = (title_data->byte0 & RKD_TITLE_CPM) >> 3811 RKD_TITLE_CPM_SHIFT; 3812 authinfo->cp_sec = (title_data->byte0 & RKD_TITLE_CP_SEC) >> 3813 RKD_TITLE_CP_SEC_SHIFT; 3814 authinfo->cgms = (title_data->byte0 & RKD_TITLE_CMGS_MASK) >> 3815 RKD_TITLE_CMGS_SHIFT; 3816 bcopy(title_data->title_key, authinfo->keychal, 3817 min(sizeof(title_data->title_key), 3818 sizeof(authinfo->keychal))); 3819 break; 3820 } 3821 case DVD_REPORT_ASF: { 3822 struct scsi_report_key_data_asf *asf_data; 3823 3824 asf_data = (struct scsi_report_key_data_asf *)databuf; 3825 3826 authinfo->asf = asf_data->success & RKD_ASF_SUCCESS; 3827 break; 3828 } 3829 case DVD_REPORT_RPC: { 3830 struct scsi_report_key_data_rpc *rpc_data; 3831 3832 rpc_data = (struct scsi_report_key_data_rpc *)databuf; 3833 3834 authinfo->reg_type = (rpc_data->byte4 & RKD_RPC_TYPE_MASK) >> 3835 RKD_RPC_TYPE_SHIFT; 3836 authinfo->vend_rsts = 3837 (rpc_data->byte4 & RKD_RPC_VENDOR_RESET_MASK) >> 3838 RKD_RPC_VENDOR_RESET_SHIFT; 3839 authinfo->user_rsts = rpc_data->byte4 & RKD_RPC_USER_RESET_MASK; 3840 authinfo->region = rpc_data->region_mask; 3841 authinfo->rpc_scheme = rpc_data->rpc_scheme1; 3842 break; 3843 } 3844 case DVD_INVALIDATE_AGID: 3845 break; 3846 default: 3847 /* This should be impossible, since we checked above */ 3848 error = EINVAL; 3849 goto bailout; 3850 break; /* NOTREACHED */ 3851 } 3852 3853 bailout: 3854 xpt_release_ccb(ccb); 3855 cam_periph_unlock(periph); 3856 3857 if (databuf != NULL) 3858 free(databuf, M_DEVBUF); 3859 3860 return(error); 3861 } 3862 3863 static int 3864 cdsendkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3865 { 3866 union ccb *ccb; 3867 u_int8_t *databuf; 3868 int length; 3869 int error; 3870 3871 error = 0; 3872 databuf = NULL; 3873 3874 switch(authinfo->format) { 3875 case DVD_SEND_CHALLENGE: { 3876 struct scsi_report_key_data_challenge *challenge_data; 3877 3878 length = sizeof(*challenge_data); 3879 3880 challenge_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3881 3882 databuf = (u_int8_t *)challenge_data; 3883 3884 scsi_ulto2b(length - sizeof(challenge_data->data_len), 3885 challenge_data->data_len); 3886 3887 bcopy(authinfo->keychal, challenge_data->challenge_key, 3888 min(sizeof(authinfo->keychal), 3889 sizeof(challenge_data->challenge_key))); 3890 break; 3891 } 3892 case DVD_SEND_KEY2: { 3893 struct scsi_report_key_data_key1_key2 *key2_data; 3894 3895 length = sizeof(*key2_data); 3896 3897 key2_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3898 3899 databuf = (u_int8_t *)key2_data; 3900 3901 scsi_ulto2b(length - sizeof(key2_data->data_len), 3902 key2_data->data_len); 3903 3904 bcopy(authinfo->keychal, key2_data->key1, 3905 min(sizeof(authinfo->keychal), sizeof(key2_data->key1))); 3906 3907 break; 3908 } 3909 case DVD_SEND_RPC: { 3910 struct scsi_send_key_data_rpc *rpc_data; 3911 3912 length = sizeof(*rpc_data); 3913 3914 rpc_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3915 3916 databuf = (u_int8_t *)rpc_data; 3917 3918 scsi_ulto2b(length - sizeof(rpc_data->data_len), 3919 rpc_data->data_len); 3920 3921 rpc_data->region_code = authinfo->region; 3922 break; 3923 } 3924 default: 3925 return (EINVAL); 3926 } 3927 3928 cam_periph_lock(periph); 3929 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3930 3931 scsi_send_key(&ccb->csio, 3932 /* retries */ cd_retry_count, 3933 /* cbfcnp */ NULL, 3934 /* tag_action */ MSG_SIMPLE_Q_TAG, 3935 /* agid */ authinfo->agid, 3936 /* key_format */ authinfo->format, 3937 /* data_ptr */ databuf, 3938 /* dxfer_len */ length, 3939 /* sense_len */ SSD_FULL_SIZE, 3940 /* timeout */ 50000); 3941 3942 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3943 /*sense_flags*/SF_RETRY_UA); 3944 3945 xpt_release_ccb(ccb); 3946 cam_periph_unlock(periph); 3947 3948 if (databuf != NULL) 3949 free(databuf, M_DEVBUF); 3950 3951 return(error); 3952 } 3953 3954 static int 3955 cdreaddvdstructure(struct cam_periph *periph, struct dvd_struct *dvdstruct) 3956 { 3957 union ccb *ccb; 3958 u_int8_t *databuf; 3959 u_int32_t address; 3960 int error; 3961 int length; 3962 3963 error = 0; 3964 databuf = NULL; 3965 /* The address is reserved for many of the formats */ 3966 address = 0; 3967 3968 switch(dvdstruct->format) { 3969 case DVD_STRUCT_PHYSICAL: 3970 length = sizeof(struct scsi_read_dvd_struct_data_physical); 3971 break; 3972 case DVD_STRUCT_COPYRIGHT: 3973 length = sizeof(struct scsi_read_dvd_struct_data_copyright); 3974 break; 3975 case DVD_STRUCT_DISCKEY: 3976 length = sizeof(struct scsi_read_dvd_struct_data_disc_key); 3977 break; 3978 case DVD_STRUCT_BCA: 3979 length = sizeof(struct scsi_read_dvd_struct_data_bca); 3980 break; 3981 case DVD_STRUCT_MANUFACT: 3982 length = sizeof(struct scsi_read_dvd_struct_data_manufacturer); 3983 break; 3984 case DVD_STRUCT_CMI: 3985 return (ENODEV); 3986 case DVD_STRUCT_PROTDISCID: 3987 length = sizeof(struct scsi_read_dvd_struct_data_prot_discid); 3988 break; 3989 case DVD_STRUCT_DISCKEYBLOCK: 3990 length = sizeof(struct scsi_read_dvd_struct_data_disc_key_blk); 3991 break; 3992 case DVD_STRUCT_DDS: 3993 length = sizeof(struct scsi_read_dvd_struct_data_dds); 3994 break; 3995 case DVD_STRUCT_MEDIUM_STAT: 3996 length = sizeof(struct scsi_read_dvd_struct_data_medium_status); 3997 break; 3998 case DVD_STRUCT_SPARE_AREA: 3999 length = sizeof(struct scsi_read_dvd_struct_data_spare_area); 4000 break; 4001 case DVD_STRUCT_RMD_LAST: 4002 return (ENODEV); 4003 case DVD_STRUCT_RMD_RMA: 4004 return (ENODEV); 4005 case DVD_STRUCT_PRERECORDED: 4006 length = sizeof(struct scsi_read_dvd_struct_data_leadin); 4007 break; 4008 case DVD_STRUCT_UNIQUEID: 4009 length = sizeof(struct scsi_read_dvd_struct_data_disc_id); 4010 break; 4011 case DVD_STRUCT_DCB: 4012 return (ENODEV); 4013 case DVD_STRUCT_LIST: 4014 /* 4015 * This is the maximum allocation length for the READ DVD 4016 * STRUCTURE command. There's nothing in the MMC3 spec 4017 * that indicates a limit in the amount of data that can 4018 * be returned from this call, other than the limits 4019 * imposed by the 2-byte length variables. 4020 */ 4021 length = 65535; 4022 break; 4023 default: 4024 return (EINVAL); 4025 } 4026 4027 if (length != 0) { 4028 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 4029 } else 4030 databuf = NULL; 4031 4032 cam_periph_lock(periph); 4033 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 4034 4035 scsi_read_dvd_structure(&ccb->csio, 4036 /* retries */ cd_retry_count, 4037 /* cbfcnp */ NULL, 4038 /* tag_action */ MSG_SIMPLE_Q_TAG, 4039 /* lba */ address, 4040 /* layer_number */ dvdstruct->layer_num, 4041 /* key_format */ dvdstruct->format, 4042 /* agid */ dvdstruct->agid, 4043 /* data_ptr */ databuf, 4044 /* dxfer_len */ length, 4045 /* sense_len */ SSD_FULL_SIZE, 4046 /* timeout */ 50000); 4047 4048 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 4049 /*sense_flags*/SF_RETRY_UA); 4050 4051 if (error != 0) 4052 goto bailout; 4053 4054 switch(dvdstruct->format) { 4055 case DVD_STRUCT_PHYSICAL: { 4056 struct scsi_read_dvd_struct_data_layer_desc *inlayer; 4057 struct dvd_layer *outlayer; 4058 struct scsi_read_dvd_struct_data_physical *phys_data; 4059 4060 phys_data = 4061 (struct scsi_read_dvd_struct_data_physical *)databuf; 4062 inlayer = &phys_data->layer_desc; 4063 outlayer = (struct dvd_layer *)&dvdstruct->data; 4064 4065 dvdstruct->length = sizeof(*inlayer); 4066 4067 outlayer->book_type = (inlayer->book_type_version & 4068 RDSD_BOOK_TYPE_MASK) >> RDSD_BOOK_TYPE_SHIFT; 4069 outlayer->book_version = (inlayer->book_type_version & 4070 RDSD_BOOK_VERSION_MASK); 4071 outlayer->disc_size = (inlayer->disc_size_max_rate & 4072 RDSD_DISC_SIZE_MASK) >> RDSD_DISC_SIZE_SHIFT; 4073 outlayer->max_rate = (inlayer->disc_size_max_rate & 4074 RDSD_MAX_RATE_MASK); 4075 outlayer->nlayers = (inlayer->layer_info & 4076 RDSD_NUM_LAYERS_MASK) >> RDSD_NUM_LAYERS_SHIFT; 4077 outlayer->track_path = (inlayer->layer_info & 4078 RDSD_TRACK_PATH_MASK) >> RDSD_TRACK_PATH_SHIFT; 4079 outlayer->layer_type = (inlayer->layer_info & 4080 RDSD_LAYER_TYPE_MASK); 4081 outlayer->linear_density = (inlayer->density & 4082 RDSD_LIN_DENSITY_MASK) >> RDSD_LIN_DENSITY_SHIFT; 4083 outlayer->track_density = (inlayer->density & 4084 RDSD_TRACK_DENSITY_MASK); 4085 outlayer->bca = (inlayer->bca & RDSD_BCA_MASK) >> 4086 RDSD_BCA_SHIFT; 4087 outlayer->start_sector = scsi_3btoul(inlayer->main_data_start); 4088 outlayer->end_sector = scsi_3btoul(inlayer->main_data_end); 4089 outlayer->end_sector_l0 = 4090 scsi_3btoul(inlayer->end_sector_layer0); 4091 break; 4092 } 4093 case DVD_STRUCT_COPYRIGHT: { 4094 struct scsi_read_dvd_struct_data_copyright *copy_data; 4095 4096 copy_data = (struct scsi_read_dvd_struct_data_copyright *) 4097 databuf; 4098 4099 dvdstruct->cpst = copy_data->cps_type; 4100 dvdstruct->rmi = copy_data->region_info; 4101 dvdstruct->length = 0; 4102 4103 break; 4104 } 4105 default: 4106 /* 4107 * Tell the user what the overall length is, no matter 4108 * what we can actually fit in the data buffer. 4109 */ 4110 dvdstruct->length = length - ccb->csio.resid - 4111 sizeof(struct scsi_read_dvd_struct_data_header); 4112 4113 /* 4114 * But only actually copy out the smaller of what we read 4115 * in or what the structure can take. 4116 */ 4117 bcopy(databuf + sizeof(struct scsi_read_dvd_struct_data_header), 4118 dvdstruct->data, 4119 min(sizeof(dvdstruct->data), dvdstruct->length)); 4120 break; 4121 } 4122 4123 bailout: 4124 xpt_release_ccb(ccb); 4125 cam_periph_unlock(periph); 4126 4127 if (databuf != NULL) 4128 free(databuf, M_DEVBUF); 4129 4130 return(error); 4131 } 4132 4133 void 4134 scsi_report_key(struct ccb_scsiio *csio, u_int32_t retries, 4135 void (*cbfcnp)(struct cam_periph *, union ccb *), 4136 u_int8_t tag_action, u_int32_t lba, u_int8_t agid, 4137 u_int8_t key_format, u_int8_t *data_ptr, u_int32_t dxfer_len, 4138 u_int8_t sense_len, u_int32_t timeout) 4139 { 4140 struct scsi_report_key *scsi_cmd; 4141 4142 scsi_cmd = (struct scsi_report_key *)&csio->cdb_io.cdb_bytes; 4143 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4144 scsi_cmd->opcode = REPORT_KEY; 4145 scsi_ulto4b(lba, scsi_cmd->lba); 4146 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 4147 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 4148 (key_format & RK_KF_KEYFORMAT_MASK); 4149 4150 cam_fill_csio(csio, 4151 retries, 4152 cbfcnp, 4153 /*flags*/ (dxfer_len == 0) ? CAM_DIR_NONE : CAM_DIR_IN, 4154 tag_action, 4155 /*data_ptr*/ data_ptr, 4156 /*dxfer_len*/ dxfer_len, 4157 sense_len, 4158 sizeof(*scsi_cmd), 4159 timeout); 4160 } 4161 4162 void 4163 scsi_send_key(struct ccb_scsiio *csio, u_int32_t retries, 4164 void (*cbfcnp)(struct cam_periph *, union ccb *), 4165 u_int8_t tag_action, u_int8_t agid, u_int8_t key_format, 4166 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 4167 u_int32_t timeout) 4168 { 4169 struct scsi_send_key *scsi_cmd; 4170 4171 scsi_cmd = (struct scsi_send_key *)&csio->cdb_io.cdb_bytes; 4172 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4173 scsi_cmd->opcode = SEND_KEY; 4174 4175 scsi_ulto2b(dxfer_len, scsi_cmd->param_len); 4176 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 4177 (key_format & RK_KF_KEYFORMAT_MASK); 4178 4179 cam_fill_csio(csio, 4180 retries, 4181 cbfcnp, 4182 /*flags*/ CAM_DIR_OUT, 4183 tag_action, 4184 /*data_ptr*/ data_ptr, 4185 /*dxfer_len*/ dxfer_len, 4186 sense_len, 4187 sizeof(*scsi_cmd), 4188 timeout); 4189 } 4190 4191 4192 void 4193 scsi_read_dvd_structure(struct ccb_scsiio *csio, u_int32_t retries, 4194 void (*cbfcnp)(struct cam_periph *, union ccb *), 4195 u_int8_t tag_action, u_int32_t address, 4196 u_int8_t layer_number, u_int8_t format, u_int8_t agid, 4197 u_int8_t *data_ptr, u_int32_t dxfer_len, 4198 u_int8_t sense_len, u_int32_t timeout) 4199 { 4200 struct scsi_read_dvd_structure *scsi_cmd; 4201 4202 scsi_cmd = (struct scsi_read_dvd_structure *)&csio->cdb_io.cdb_bytes; 4203 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4204 scsi_cmd->opcode = READ_DVD_STRUCTURE; 4205 4206 scsi_ulto4b(address, scsi_cmd->address); 4207 scsi_cmd->layer_number = layer_number; 4208 scsi_cmd->format = format; 4209 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 4210 /* The AGID is the top two bits of this byte */ 4211 scsi_cmd->agid = agid << 6; 4212 4213 cam_fill_csio(csio, 4214 retries, 4215 cbfcnp, 4216 /*flags*/ CAM_DIR_IN, 4217 tag_action, 4218 /*data_ptr*/ data_ptr, 4219 /*dxfer_len*/ dxfer_len, 4220 sense_len, 4221 sizeof(*scsi_cmd), 4222 timeout); 4223 } 4224 4225 void 4226 scsi_read_toc(struct ccb_scsiio *csio, uint32_t retries, 4227 void (*cbfcnp)(struct cam_periph *, union ccb *), 4228 uint8_t tag_action, uint8_t byte1_flags, uint8_t format, 4229 uint8_t track, uint8_t *data_ptr, uint32_t dxfer_len, 4230 int sense_len, int timeout) 4231 { 4232 struct scsi_read_toc *scsi_cmd; 4233 4234 scsi_cmd = (struct scsi_read_toc *)&csio->cdb_io.cdb_bytes; 4235 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4236 scsi_cmd->op_code = READ_TOC; 4237 4238 /* 4239 * The structure is counting from 1, the function counting from 0. 4240 * The spec counts from 0. In MMC-6, there is only one flag, the 4241 * MSF flag. But we put the whole byte in for a bit a future-proofing. 4242 */ 4243 scsi_cmd->byte2 = byte1_flags; 4244 scsi_cmd->format = format; 4245 scsi_cmd->from_track = track; 4246 scsi_ulto2b(dxfer_len, scsi_cmd->data_len); 4247 4248 cam_fill_csio(csio, 4249 /* retries */ retries, 4250 /* cbfcnp */ cbfcnp, 4251 /* flags */ CAM_DIR_IN, 4252 /* tag_action */ tag_action, 4253 /* data_ptr */ data_ptr, 4254 /* dxfer_len */ dxfer_len, 4255 /* sense_len */ sense_len, 4256 sizeof(*scsi_cmd), 4257 /* timeout */ timeout); 4258 } 4259