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 bzero(&softc->toc, sizeof(softc->toc)); 1095 1096 scsi_read_toc(&start_ccb->csio, 1097 /*retries*/ cd_retry_count, 1098 /*cbfcnp*/ cddone, 1099 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1100 /*byte1_flags*/ 0, 1101 /*format*/ SRTOC_FORMAT_TOC, 1102 /*track*/ 0, 1103 /*data_ptr*/ (uint8_t *)&softc->toc, 1104 /*dxfer_len*/ softc->toc_read_len ? 1105 softc->toc_read_len : 1106 sizeof(softc->toc), 1107 /*sense_len*/ SSD_FULL_SIZE, 1108 /*timeout*/ 50000); 1109 start_ccb->ccb_h.ccb_bp = NULL; 1110 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_FULL; 1111 xpt_action(start_ccb); 1112 break; 1113 } 1114 case CD_STATE_MEDIA_TOC_LEAD: { 1115 struct cd_toc_single *leadout; 1116 1117 leadout = &softc->leadout; 1118 bzero(leadout, sizeof(*leadout)); 1119 1120 scsi_read_toc(&start_ccb->csio, 1121 /*retries*/ cd_retry_count, 1122 /*cbfcnp*/ cddone, 1123 /*tag_action*/ MSG_SIMPLE_Q_TAG, 1124 /*byte1_flags*/ CD_MSF, 1125 /*format*/ SRTOC_FORMAT_TOC, 1126 /*track*/ LEADOUT, 1127 /*data_ptr*/ (uint8_t *)leadout, 1128 /*dxfer_len*/ sizeof(*leadout), 1129 /*sense_len*/ SSD_FULL_SIZE, 1130 /*timeout*/ 50000); 1131 start_ccb->ccb_h.ccb_bp = NULL; 1132 start_ccb->ccb_h.ccb_state = CD_CCB_MEDIA_TOC_LEAD; 1133 xpt_action(start_ccb); 1134 break; 1135 } 1136 } 1137 } 1138 1139 static void 1140 cddone(struct cam_periph *periph, union ccb *done_ccb) 1141 { 1142 struct cd_softc *softc; 1143 struct ccb_scsiio *csio; 1144 1145 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cddone\n")); 1146 1147 softc = (struct cd_softc *)periph->softc; 1148 csio = &done_ccb->csio; 1149 1150 switch (csio->ccb_h.ccb_state & CD_CCB_TYPE_MASK) { 1151 case CD_CCB_BUFFER_IO: 1152 { 1153 struct bio *bp; 1154 int error; 1155 1156 bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 1157 error = 0; 1158 1159 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1160 int sf; 1161 1162 if ((done_ccb->ccb_h.ccb_state & CD_CCB_RETRY_UA) != 0) 1163 sf = SF_RETRY_UA; 1164 else 1165 sf = 0; 1166 1167 error = cderror(done_ccb, CAM_RETRY_SELTO, sf); 1168 if (error == ERESTART) { 1169 /* 1170 * A retry was scheuled, so 1171 * just return. 1172 */ 1173 return; 1174 } 1175 } 1176 1177 if (error != 0) { 1178 xpt_print(periph->path, 1179 "cddone: got error %#x back\n", error); 1180 bioq_flush(&softc->bio_queue, NULL, EIO); 1181 bp->bio_resid = bp->bio_bcount; 1182 bp->bio_error = error; 1183 bp->bio_flags |= BIO_ERROR; 1184 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1185 cam_release_devq(done_ccb->ccb_h.path, 1186 /*relsim_flags*/0, 1187 /*reduction*/0, 1188 /*timeout*/0, 1189 /*getcount_only*/0); 1190 1191 } else { 1192 bp->bio_resid = csio->resid; 1193 bp->bio_error = 0; 1194 if (bp->bio_resid != 0) { 1195 /* 1196 * Short transfer ??? 1197 * XXX: not sure this is correct for partial 1198 * transfers at EOM 1199 */ 1200 bp->bio_flags |= BIO_ERROR; 1201 } 1202 } 1203 1204 LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1205 softc->outstanding_cmds--; 1206 1207 biofinish(bp, NULL, 0); 1208 break; 1209 } 1210 case CD_CCB_PROBE: 1211 { 1212 struct scsi_read_capacity_data *rdcap; 1213 char *announce_buf; 1214 struct cd_params *cdp; 1215 int error; 1216 1217 cdp = &softc->params; 1218 announce_buf = softc->announce_temp; 1219 bzero(announce_buf, CD_ANNOUNCETMP_SZ); 1220 1221 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1222 1223 cdp->disksize = scsi_4btoul (rdcap->addr) + 1; 1224 cdp->blksize = scsi_4btoul (rdcap->length); 1225 1226 /* 1227 * Retry any UNIT ATTENTION type errors. They 1228 * are expected at boot. 1229 */ 1230 if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP || 1231 (error = cderror(done_ccb, CAM_RETRY_SELTO, 1232 SF_RETRY_UA | SF_NO_PRINT)) == 0) { 1233 snprintf(announce_buf, CD_ANNOUNCETMP_SZ, 1234 "%juMB (%ju %u byte sectors)", 1235 ((uintmax_t)cdp->disksize * cdp->blksize) / 1236 (1024 * 1024), 1237 (uintmax_t)cdp->disksize, cdp->blksize); 1238 } else { 1239 if (error == ERESTART) { 1240 /* 1241 * A retry was scheuled, so 1242 * just return. 1243 */ 1244 return; 1245 } else { 1246 int asc, ascq; 1247 int sense_key, error_code; 1248 int have_sense; 1249 cam_status status; 1250 struct ccb_getdev cgd; 1251 1252 /* Don't wedge this device's queue */ 1253 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1254 cam_release_devq(done_ccb->ccb_h.path, 1255 /*relsim_flags*/0, 1256 /*reduction*/0, 1257 /*timeout*/0, 1258 /*getcount_only*/0); 1259 1260 status = done_ccb->ccb_h.status; 1261 1262 bzero(&cgd, sizeof(cgd)); 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 * Invalidate this peripheral. 1344 */ 1345 cam_periph_invalidate(periph); 1346 announce_buf = NULL; 1347 } 1348 } 1349 } 1350 free(rdcap, M_SCSICD); 1351 if (announce_buf != NULL) { 1352 struct sbuf sb; 1353 1354 sbuf_new(&sb, softc->announce_buf, CD_ANNOUNCE_SZ, 1355 SBUF_FIXEDLEN); 1356 xpt_announce_periph_sbuf(periph, &sb, announce_buf); 1357 xpt_announce_quirks_sbuf(periph, &sb, softc->quirks, 1358 CD_Q_BIT_STRING); 1359 sbuf_finish(&sb); 1360 sbuf_putbuf(&sb); 1361 1362 /* 1363 * Create our sysctl variables, now that we know 1364 * we have successfully attached. 1365 */ 1366 taskqueue_enqueue(taskqueue_thread,&softc->sysctl_task); 1367 } 1368 softc->state = CD_STATE_NORMAL; 1369 /* 1370 * Since our peripheral may be invalidated by an error 1371 * above or an external event, we must release our CCB 1372 * before releasing the probe lock on the peripheral. 1373 * The peripheral will only go away once the last lock 1374 * is removed, and we need it around for the CCB release 1375 * operation. 1376 */ 1377 xpt_release_ccb(done_ccb); 1378 cam_periph_unhold(periph); 1379 return; 1380 } 1381 case CD_CCB_TUR: 1382 { 1383 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1384 if (cderror(done_ccb, CAM_RETRY_SELTO, 1385 SF_RETRY_UA | SF_NO_RECOVERY | SF_NO_PRINT) == 1386 ERESTART) 1387 return; 1388 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1389 cam_release_devq(done_ccb->ccb_h.path, 1390 /*relsim_flags*/0, 1391 /*reduction*/0, 1392 /*timeout*/0, 1393 /*getcount_only*/0); 1394 } 1395 xpt_release_ccb(done_ccb); 1396 cam_periph_release_locked(periph); 1397 return; 1398 } 1399 case CD_CCB_MEDIA_ALLOW: 1400 case CD_CCB_MEDIA_PREVENT: 1401 { 1402 int error; 1403 int is_prevent; 1404 1405 error = 0; 1406 1407 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1408 error = cderror(done_ccb, CAM_RETRY_SELTO, 1409 SF_RETRY_UA | SF_NO_PRINT); 1410 } 1411 if (error == ERESTART) 1412 return; 1413 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1414 cam_release_devq(done_ccb->ccb_h.path, 1415 /*relsim_flags*/0, 1416 /*reduction*/0, 1417 /*timeout*/0, 1418 /*getcount_only*/0); 1419 1420 /* 1421 * Note that just like the original cdcheckmedia(), we do 1422 * a prevent without failing the whole operation if the 1423 * prevent fails. We try, but keep going if it doesn't 1424 * work. 1425 */ 1426 1427 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1428 CD_CCB_MEDIA_PREVENT) 1429 is_prevent = 1; 1430 else 1431 is_prevent = 0; 1432 1433 xpt_release_ccb(done_ccb); 1434 1435 if (is_prevent != 0) { 1436 if (error == 0) 1437 softc->flags |= CD_FLAG_DISC_LOCKED; 1438 else 1439 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1440 softc->state = CD_STATE_MEDIA_SIZE; 1441 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1442 } else { 1443 if (error == 0) 1444 softc->flags &= ~CD_FLAG_DISC_LOCKED; 1445 softc->state = CD_STATE_NORMAL; 1446 if (bioq_first(&softc->bio_queue) != NULL) 1447 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1448 } 1449 return; 1450 } 1451 case CD_CCB_MEDIA_SIZE: 1452 { 1453 struct scsi_read_capacity_data *rdcap; 1454 int error; 1455 1456 error = 0; 1457 if ((csio->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1458 error = cderror(done_ccb, CAM_RETRY_SELTO, 1459 SF_RETRY_UA | SF_NO_PRINT); 1460 } 1461 if (error == ERESTART) 1462 return; 1463 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1464 cam_release_devq(done_ccb->ccb_h.path, 1465 /*relsim_flags*/0, 1466 /*reduction*/0, 1467 /*timeout*/0, 1468 /*getcount_only*/0); 1469 rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 1470 1471 if (error == 0) { 1472 softc->params.disksize =scsi_4btoul(rdcap->addr) + 1; 1473 softc->params.blksize = scsi_4btoul(rdcap->length); 1474 1475 /* Make sure we got at least some block size. */ 1476 if (softc->params.blksize == 0) 1477 error = EIO; 1478 /* 1479 * SCSI-3 mandates that the reported blocksize shall be 1480 * 2048. Older drives sometimes report funny values, 1481 * trim it down to 2048, or other parts of the kernel 1482 * will get confused. 1483 * 1484 * XXX we leave drives alone that might report 512 1485 * bytes, as well as drives reporting more weird 1486 * sizes like perhaps 4K. 1487 */ 1488 if (softc->params.blksize > 2048 1489 && softc->params.blksize <= 2352) 1490 softc->params.blksize = 2048; 1491 } 1492 free(rdcap, M_SCSICD); 1493 1494 if (error == 0) { 1495 softc->disk->d_sectorsize = softc->params.blksize; 1496 softc->disk->d_mediasize = 1497 (off_t)softc->params.blksize * 1498 softc->params.disksize; 1499 softc->flags |= CD_FLAG_SAW_MEDIA | CD_FLAG_VALID_MEDIA; 1500 softc->state = CD_STATE_MEDIA_TOC_HDR; 1501 } else { 1502 softc->flags &= ~(CD_FLAG_VALID_MEDIA | 1503 CD_FLAG_VALID_TOC); 1504 bioq_flush(&softc->bio_queue, NULL, EINVAL); 1505 softc->state = CD_STATE_MEDIA_ALLOW; 1506 cdmediaprobedone(periph); 1507 } 1508 xpt_release_ccb(done_ccb); 1509 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1510 return; 1511 } 1512 case CD_CCB_MEDIA_TOC_HDR: 1513 case CD_CCB_MEDIA_TOC_FULL: 1514 case CD_CCB_MEDIA_TOC_LEAD: 1515 { 1516 int error; 1517 struct ioc_toc_header *toch; 1518 int num_entries; 1519 int cdindex; 1520 1521 error = 0; 1522 1523 if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1524 error = cderror(done_ccb, CAM_RETRY_SELTO, 1525 SF_RETRY_UA | SF_NO_PRINT); 1526 } 1527 if (error == ERESTART) 1528 return; 1529 1530 if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) 1531 cam_release_devq(done_ccb->ccb_h.path, 1532 /*relsim_flags*/0, 1533 /*reduction*/0, 1534 /*timeout*/0, 1535 /*getcount_only*/0); 1536 1537 /* 1538 * We will get errors here for media that doesn't have a table 1539 * of contents. According to the MMC-3 spec: "When a Read 1540 * TOC/PMA/ATIP command is presented for a DDCD/CD-R/RW media, 1541 * where the first TOC has not been recorded (no complete 1542 * session) and the Format codes 0000b, 0001b, or 0010b are 1543 * specified, this command shall be rejected with an INVALID 1544 * FIELD IN CDB. Devices that are not capable of reading an 1545 * incomplete session on DDC/CD-R/RW media shall report 1546 * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 1547 * 1548 * So this isn't fatal if we can't read the table of contents, 1549 * it just means that the user won't be able to issue the 1550 * play tracks ioctl, and likely lots of other stuff won't 1551 * work either. They need to burn the CD before we can do 1552 * a whole lot with it. So we don't print anything here if 1553 * we get an error back. 1554 * 1555 * We also bail out if the drive doesn't at least give us 1556 * the full TOC header. 1557 */ 1558 if ((error != 0) 1559 || ((csio->dxfer_len - csio->resid) < 1560 sizeof(struct ioc_toc_header))) { 1561 softc->flags &= ~CD_FLAG_VALID_TOC; 1562 bzero(&softc->toc, sizeof(softc->toc)); 1563 /* 1564 * Failing the TOC read is not an error. 1565 */ 1566 softc->state = CD_STATE_NORMAL; 1567 xpt_release_ccb(done_ccb); 1568 1569 cdmediaprobedone(periph); 1570 1571 /* 1572 * Go ahead and schedule I/O execution if there is 1573 * anything in the queue. It'll probably get 1574 * kicked out with an error. 1575 */ 1576 if (bioq_first(&softc->bio_queue) != NULL) 1577 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1578 return; 1579 } 1580 1581 /* 1582 * Note that this is NOT the storage location used for the 1583 * leadout! 1584 */ 1585 toch = &softc->toc.header; 1586 1587 if (softc->quirks & CD_Q_BCD_TRACKS) { 1588 toch->starting_track = bcd2bin(toch->starting_track); 1589 toch->ending_track = bcd2bin(toch->ending_track); 1590 } 1591 1592 /* Number of TOC entries, plus leadout */ 1593 num_entries = (toch->ending_track - toch->starting_track) + 2; 1594 cdindex = toch->starting_track + num_entries -1; 1595 1596 if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1597 CD_CCB_MEDIA_TOC_HDR) { 1598 if (num_entries <= 0) { 1599 softc->flags &= ~CD_FLAG_VALID_TOC; 1600 bzero(&softc->toc, sizeof(softc->toc)); 1601 /* 1602 * Failing the TOC read is not an error. 1603 */ 1604 softc->state = CD_STATE_NORMAL; 1605 xpt_release_ccb(done_ccb); 1606 1607 cdmediaprobedone(periph); 1608 1609 /* 1610 * Go ahead and schedule I/O execution if 1611 * there is anything in the queue. It'll 1612 * probably get kicked out with an error. 1613 */ 1614 if (bioq_first(&softc->bio_queue) != NULL) 1615 xpt_schedule(periph, 1616 CAM_PRIORITY_NORMAL); 1617 } else { 1618 softc->toc_read_len = num_entries * 1619 sizeof(struct cd_toc_entry); 1620 softc->toc_read_len += sizeof(*toch); 1621 1622 softc->state = CD_STATE_MEDIA_TOC_FULL; 1623 xpt_release_ccb(done_ccb); 1624 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1625 } 1626 1627 return; 1628 } else if ((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1629 CD_CCB_MEDIA_TOC_LEAD) { 1630 struct cd_toc_single *leadout; 1631 1632 leadout = (struct cd_toc_single *)csio->data_ptr; 1633 softc->toc.entries[cdindex - toch->starting_track] = 1634 leadout->entry; 1635 } else if (((done_ccb->ccb_h.ccb_state & CD_CCB_TYPE_MASK) == 1636 CD_CCB_MEDIA_TOC_FULL) 1637 && (cdindex == toch->ending_track + 1)) { 1638 /* 1639 * XXX KDM is this necessary? Probably only if the 1640 * drive doesn't return leadout information with the 1641 * table of contents. 1642 */ 1643 softc->state = CD_STATE_MEDIA_TOC_LEAD; 1644 xpt_release_ccb(done_ccb); 1645 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1646 return; 1647 } 1648 1649 if (softc->quirks & CD_Q_BCD_TRACKS) { 1650 for (cdindex = 0; cdindex < num_entries - 1; cdindex++){ 1651 softc->toc.entries[cdindex].track = 1652 bcd2bin(softc->toc.entries[cdindex].track); 1653 } 1654 } 1655 1656 softc->flags |= CD_FLAG_VALID_TOC; 1657 /* If the first track is audio, correct sector size. */ 1658 if ((softc->toc.entries[0].control & 4) == 0) { 1659 softc->disk->d_sectorsize =softc->params.blksize = 2352; 1660 softc->disk->d_mediasize = 1661 (off_t)softc->params.blksize * 1662 softc->params.disksize; 1663 } 1664 softc->state = CD_STATE_NORMAL; 1665 1666 /* 1667 * We unconditionally (re)set the blocksize each time the 1668 * CD device is opened. This is because the CD can change, 1669 * and therefore the blocksize might change. 1670 * XXX problems here if some slice or partition is still 1671 * open with the old size? 1672 */ 1673 if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE)!=0) 1674 softc->disk->d_devstat->flags &= 1675 ~DEVSTAT_BS_UNAVAILABLE; 1676 softc->disk->d_devstat->block_size = softc->params.blksize; 1677 1678 xpt_release_ccb(done_ccb); 1679 1680 cdmediaprobedone(periph); 1681 1682 if (bioq_first(&softc->bio_queue) != NULL) 1683 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1684 return; 1685 } 1686 default: 1687 break; 1688 } 1689 xpt_release_ccb(done_ccb); 1690 } 1691 1692 static union cd_pages * 1693 cdgetpage(struct cd_mode_params *mode_params) 1694 { 1695 union cd_pages *page; 1696 1697 if (mode_params->cdb_size == 10) 1698 page = (union cd_pages *)find_mode_page_10( 1699 (struct scsi_mode_header_10 *)mode_params->mode_buf); 1700 else 1701 page = (union cd_pages *)find_mode_page_6( 1702 (struct scsi_mode_header_6 *)mode_params->mode_buf); 1703 1704 return (page); 1705 } 1706 1707 static int 1708 cdgetpagesize(int page_num) 1709 { 1710 u_int i; 1711 1712 for (i = 0; i < nitems(cd_page_size_table); i++) { 1713 if (cd_page_size_table[i].page == page_num) 1714 return (cd_page_size_table[i].page_size); 1715 } 1716 1717 return (-1); 1718 } 1719 1720 static struct cd_toc_entry * 1721 te_data_get_ptr(void *irtep, u_long cmd) 1722 { 1723 union { 1724 struct ioc_read_toc_entry irte; 1725 #ifdef COMPAT_FREEBSD32 1726 struct ioc_read_toc_entry32 irte32; 1727 #endif 1728 } *irteup; 1729 1730 irteup = irtep; 1731 switch (IOCPARM_LEN(cmd)) { 1732 case sizeof(irteup->irte): 1733 return (irteup->irte.data); 1734 #ifdef COMPAT_FREEBSD32 1735 case sizeof(irteup->irte32): 1736 return ((struct cd_toc_entry *)(uintptr_t)irteup->irte32.data); 1737 #endif 1738 default: 1739 panic("Unhandled ioctl command %ld", cmd); 1740 } 1741 } 1742 1743 static int 1744 cdioctl(struct disk *dp, u_long cmd, void *addr, int flag, struct thread *td) 1745 { 1746 1747 struct cam_periph *periph; 1748 struct cd_softc *softc; 1749 int error = 0; 1750 1751 periph = (struct cam_periph *)dp->d_drv1; 1752 cam_periph_lock(periph); 1753 1754 softc = (struct cd_softc *)periph->softc; 1755 1756 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 1757 ("cdioctl(%#lx)\n", cmd)); 1758 1759 if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 1760 cam_periph_unlock(periph); 1761 cam_periph_release(periph); 1762 return (error); 1763 } 1764 1765 /* 1766 * If we don't have media loaded, check for it. If still don't 1767 * have media loaded, we can only do a load or eject. 1768 * 1769 * We only care whether media is loaded if this is a cd-specific ioctl 1770 * (thus the IOCGROUP check below). Note that this will break if 1771 * anyone adds any ioctls into the switch statement below that don't 1772 * have their ioctl group set to 'c'. 1773 */ 1774 if (((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 1775 && ((cmd != CDIOCCLOSE) 1776 && (cmd != CDIOCEJECT)) 1777 && (IOCGROUP(cmd) == 'c')) { 1778 error = cdcheckmedia(periph, /*do_wait*/ 1); 1779 if (error != 0) { 1780 cam_periph_unhold(periph); 1781 cam_periph_unlock(periph); 1782 return (error); 1783 } 1784 } 1785 /* 1786 * Drop the lock here so later mallocs can use WAITOK. The periph 1787 * is essentially locked still with the cam_periph_hold call above. 1788 */ 1789 cam_periph_unlock(periph); 1790 1791 switch (cmd) { 1792 case CDIOCPLAYTRACKS: 1793 { 1794 struct ioc_play_track *args 1795 = (struct ioc_play_track *) addr; 1796 struct cd_mode_params params; 1797 union cd_pages *page; 1798 1799 params.alloc_len = sizeof(union cd_mode_data_6_10); 1800 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1801 M_WAITOK | M_ZERO); 1802 1803 cam_periph_lock(periph); 1804 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1805 ("trying to do CDIOCPLAYTRACKS\n")); 1806 1807 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1808 if (error) { 1809 free(params.mode_buf, M_SCSICD); 1810 cam_periph_unlock(periph); 1811 break; 1812 } 1813 page = cdgetpage(¶ms); 1814 1815 page->audio.flags &= ~CD_PA_SOTC; 1816 page->audio.flags |= CD_PA_IMMED; 1817 error = cdsetmode(periph, ¶ms); 1818 free(params.mode_buf, M_SCSICD); 1819 if (error) { 1820 cam_periph_unlock(periph); 1821 break; 1822 } 1823 1824 /* 1825 * This was originally implemented with the PLAY 1826 * AUDIO TRACK INDEX command, but that command was 1827 * deprecated after SCSI-2. Most (all?) SCSI CDROM 1828 * drives support it but ATAPI and ATAPI-derivative 1829 * drives don't seem to support it. So we keep a 1830 * cache of the table of contents and translate 1831 * track numbers to MSF format. 1832 */ 1833 if (softc->flags & CD_FLAG_VALID_TOC) { 1834 union msf_lba *sentry, *eentry; 1835 int st, et; 1836 1837 if (args->end_track < 1838 softc->toc.header.ending_track + 1) 1839 args->end_track++; 1840 if (args->end_track > 1841 softc->toc.header.ending_track + 1) 1842 args->end_track = 1843 softc->toc.header.ending_track + 1; 1844 st = args->start_track - 1845 softc->toc.header.starting_track; 1846 et = args->end_track - 1847 softc->toc.header.starting_track; 1848 if ((st < 0) 1849 || (et < 0) 1850 || (st > (softc->toc.header.ending_track - 1851 softc->toc.header.starting_track))) { 1852 error = EINVAL; 1853 cam_periph_unlock(periph); 1854 break; 1855 } 1856 sentry = &softc->toc.entries[st].addr; 1857 eentry = &softc->toc.entries[et].addr; 1858 error = cdplaymsf(periph, 1859 sentry->msf.minute, 1860 sentry->msf.second, 1861 sentry->msf.frame, 1862 eentry->msf.minute, 1863 eentry->msf.second, 1864 eentry->msf.frame); 1865 } else { 1866 /* 1867 * If we don't have a valid TOC, try the 1868 * play track index command. It is part of 1869 * the SCSI-2 spec, but was removed in the 1870 * MMC specs. ATAPI and ATAPI-derived 1871 * drives don't support it. 1872 */ 1873 if (softc->quirks & CD_Q_BCD_TRACKS) { 1874 args->start_track = 1875 bin2bcd(args->start_track); 1876 args->end_track = 1877 bin2bcd(args->end_track); 1878 } 1879 error = cdplaytracks(periph, 1880 args->start_track, 1881 args->start_index, 1882 args->end_track, 1883 args->end_index); 1884 } 1885 cam_periph_unlock(periph); 1886 } 1887 break; 1888 case CDIOCPLAYMSF: 1889 { 1890 struct ioc_play_msf *args 1891 = (struct ioc_play_msf *) addr; 1892 struct cd_mode_params params; 1893 union cd_pages *page; 1894 1895 params.alloc_len = sizeof(union cd_mode_data_6_10); 1896 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1897 M_WAITOK | M_ZERO); 1898 1899 cam_periph_lock(periph); 1900 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1901 ("trying to do CDIOCPLAYMSF\n")); 1902 1903 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1904 if (error) { 1905 free(params.mode_buf, M_SCSICD); 1906 cam_periph_unlock(periph); 1907 break; 1908 } 1909 page = cdgetpage(¶ms); 1910 1911 page->audio.flags &= ~CD_PA_SOTC; 1912 page->audio.flags |= CD_PA_IMMED; 1913 error = cdsetmode(periph, ¶ms); 1914 free(params.mode_buf, M_SCSICD); 1915 if (error) { 1916 cam_periph_unlock(periph); 1917 break; 1918 } 1919 error = cdplaymsf(periph, 1920 args->start_m, 1921 args->start_s, 1922 args->start_f, 1923 args->end_m, 1924 args->end_s, 1925 args->end_f); 1926 cam_periph_unlock(periph); 1927 } 1928 break; 1929 case CDIOCPLAYBLOCKS: 1930 { 1931 struct ioc_play_blocks *args 1932 = (struct ioc_play_blocks *) addr; 1933 struct cd_mode_params params; 1934 union cd_pages *page; 1935 1936 params.alloc_len = sizeof(union cd_mode_data_6_10); 1937 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1938 M_WAITOK | M_ZERO); 1939 1940 cam_periph_lock(periph); 1941 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1942 ("trying to do CDIOCPLAYBLOCKS\n")); 1943 1944 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 1945 if (error) { 1946 free(params.mode_buf, M_SCSICD); 1947 cam_periph_unlock(periph); 1948 break; 1949 } 1950 page = cdgetpage(¶ms); 1951 1952 page->audio.flags &= ~CD_PA_SOTC; 1953 page->audio.flags |= CD_PA_IMMED; 1954 error = cdsetmode(periph, ¶ms); 1955 free(params.mode_buf, M_SCSICD); 1956 if (error) { 1957 cam_periph_unlock(periph); 1958 break; 1959 } 1960 error = cdplay(periph, args->blk, args->len); 1961 cam_periph_unlock(periph); 1962 } 1963 break; 1964 case CDIOCREADSUBCHANNEL: 1965 { 1966 struct ioc_read_subchannel *args 1967 = (struct ioc_read_subchannel *) addr; 1968 struct cd_sub_channel_info *data; 1969 u_int32_t len = args->data_len; 1970 1971 data = malloc(sizeof(struct cd_sub_channel_info), 1972 M_SCSICD, M_WAITOK | M_ZERO); 1973 1974 cam_periph_lock(periph); 1975 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 1976 ("trying to do CDIOCREADSUBCHANNEL\n")); 1977 1978 if ((len > sizeof(struct cd_sub_channel_info)) || 1979 (len < sizeof(struct cd_sub_channel_header))) { 1980 printf( 1981 "scsi_cd: cdioctl: " 1982 "cdioreadsubchannel: error, len=%d\n", 1983 len); 1984 error = EINVAL; 1985 free(data, M_SCSICD); 1986 cam_periph_unlock(periph); 1987 break; 1988 } 1989 1990 if (softc->quirks & CD_Q_BCD_TRACKS) 1991 args->track = bin2bcd(args->track); 1992 1993 error = cdreadsubchannel(periph, args->address_format, 1994 args->data_format, args->track, data, len); 1995 1996 if (error) { 1997 free(data, M_SCSICD); 1998 cam_periph_unlock(periph); 1999 break; 2000 } 2001 if (softc->quirks & CD_Q_BCD_TRACKS) 2002 data->what.track_info.track_number = 2003 bcd2bin(data->what.track_info.track_number); 2004 len = min(len, ((data->header.data_len[0] << 8) + 2005 data->header.data_len[1] + 2006 sizeof(struct cd_sub_channel_header))); 2007 cam_periph_unlock(periph); 2008 error = copyout(data, args->data, len); 2009 free(data, M_SCSICD); 2010 } 2011 break; 2012 2013 case CDIOREADTOCHEADER: 2014 { 2015 struct ioc_toc_header *th; 2016 2017 th = malloc(sizeof(struct ioc_toc_header), M_SCSICD, 2018 M_WAITOK | M_ZERO); 2019 2020 cam_periph_lock(periph); 2021 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2022 ("trying to do CDIOREADTOCHEADER\n")); 2023 2024 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2025 sizeof (*th), /*sense_flags*/SF_NO_PRINT); 2026 if (error) { 2027 free(th, M_SCSICD); 2028 cam_periph_unlock(periph); 2029 break; 2030 } 2031 if (softc->quirks & CD_Q_BCD_TRACKS) { 2032 /* we are going to have to convert the BCD 2033 * encoding on the cd to what is expected 2034 */ 2035 th->starting_track = 2036 bcd2bin(th->starting_track); 2037 th->ending_track = bcd2bin(th->ending_track); 2038 } 2039 th->len = ntohs(th->len); 2040 bcopy(th, addr, sizeof(*th)); 2041 free(th, M_SCSICD); 2042 cam_periph_unlock(periph); 2043 } 2044 break; 2045 case CDIOREADTOCENTRYS: 2046 #ifdef COMPAT_FREEBSD32 2047 case CDIOREADTOCENTRYS_32: 2048 #endif 2049 { 2050 struct cd_tocdata *data; 2051 struct cd_toc_single *lead; 2052 struct ioc_read_toc_entry *te = 2053 (struct ioc_read_toc_entry *) addr; 2054 struct ioc_toc_header *th; 2055 u_int32_t len, readlen, idx, num; 2056 u_int32_t starting_track = te->starting_track; 2057 2058 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2059 lead = malloc(sizeof(*lead), M_SCSICD, M_WAITOK | M_ZERO); 2060 2061 cam_periph_lock(periph); 2062 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2063 ("trying to do CDIOREADTOCENTRYS\n")); 2064 2065 if (te->data_len < sizeof(struct cd_toc_entry) 2066 || (te->data_len % sizeof(struct cd_toc_entry)) != 0 2067 || (te->address_format != CD_MSF_FORMAT 2068 && te->address_format != CD_LBA_FORMAT)) { 2069 error = EINVAL; 2070 printf("scsi_cd: error in readtocentries, " 2071 "returning EINVAL\n"); 2072 free(data, M_SCSICD); 2073 free(lead, M_SCSICD); 2074 cam_periph_unlock(periph); 2075 break; 2076 } 2077 2078 th = &data->header; 2079 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2080 sizeof (*th), /*sense_flags*/0); 2081 if (error) { 2082 free(data, M_SCSICD); 2083 free(lead, M_SCSICD); 2084 cam_periph_unlock(periph); 2085 break; 2086 } 2087 2088 if (softc->quirks & CD_Q_BCD_TRACKS) { 2089 /* we are going to have to convert the BCD 2090 * encoding on the cd to what is expected 2091 */ 2092 th->starting_track = 2093 bcd2bin(th->starting_track); 2094 th->ending_track = bcd2bin(th->ending_track); 2095 } 2096 2097 if (starting_track == 0) 2098 starting_track = th->starting_track; 2099 else if (starting_track == LEADOUT) 2100 starting_track = th->ending_track + 1; 2101 else if (starting_track < th->starting_track || 2102 starting_track > th->ending_track + 1) { 2103 printf("scsi_cd: error in readtocentries, " 2104 "returning EINVAL\n"); 2105 free(data, M_SCSICD); 2106 free(lead, M_SCSICD); 2107 cam_periph_unlock(periph); 2108 error = EINVAL; 2109 break; 2110 } 2111 2112 /* calculate reading length without leadout entry */ 2113 readlen = (th->ending_track - starting_track + 1) * 2114 sizeof(struct cd_toc_entry); 2115 2116 /* and with leadout entry */ 2117 len = readlen + sizeof(struct cd_toc_entry); 2118 if (te->data_len < len) { 2119 len = te->data_len; 2120 if (readlen > len) 2121 readlen = len; 2122 } 2123 if (len > sizeof(data->entries)) { 2124 printf("scsi_cd: error in readtocentries, " 2125 "returning EINVAL\n"); 2126 error = EINVAL; 2127 free(data, M_SCSICD); 2128 free(lead, M_SCSICD); 2129 cam_periph_unlock(periph); 2130 break; 2131 } 2132 num = len / sizeof(struct cd_toc_entry); 2133 2134 if (readlen > 0) { 2135 error = cdreadtoc(periph, te->address_format, 2136 starting_track, 2137 (u_int8_t *)data, 2138 readlen + sizeof (*th), 2139 /*sense_flags*/0); 2140 if (error) { 2141 free(data, M_SCSICD); 2142 free(lead, M_SCSICD); 2143 cam_periph_unlock(periph); 2144 break; 2145 } 2146 } 2147 2148 /* make leadout entry if needed */ 2149 idx = starting_track + num - 1; 2150 if (softc->quirks & CD_Q_BCD_TRACKS) 2151 th->ending_track = bcd2bin(th->ending_track); 2152 if (idx == th->ending_track + 1) { 2153 error = cdreadtoc(periph, te->address_format, 2154 LEADOUT, (u_int8_t *)lead, 2155 sizeof(*lead), 2156 /*sense_flags*/0); 2157 if (error) { 2158 free(data, M_SCSICD); 2159 free(lead, M_SCSICD); 2160 cam_periph_unlock(periph); 2161 break; 2162 } 2163 data->entries[idx - starting_track] = 2164 lead->entry; 2165 } 2166 if (softc->quirks & CD_Q_BCD_TRACKS) { 2167 for (idx = 0; idx < num - 1; idx++) { 2168 data->entries[idx].track = 2169 bcd2bin(data->entries[idx].track); 2170 } 2171 } 2172 2173 cam_periph_unlock(periph); 2174 error = copyout(data->entries, te_data_get_ptr(te, cmd), 2175 len); 2176 free(data, M_SCSICD); 2177 free(lead, M_SCSICD); 2178 } 2179 break; 2180 case CDIOREADTOCENTRY: 2181 { 2182 struct cd_toc_single *data; 2183 struct ioc_read_toc_single_entry *te = 2184 (struct ioc_read_toc_single_entry *) addr; 2185 struct ioc_toc_header *th; 2186 u_int32_t track; 2187 2188 data = malloc(sizeof(*data), M_SCSICD, M_WAITOK | M_ZERO); 2189 2190 cam_periph_lock(periph); 2191 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2192 ("trying to do CDIOREADTOCENTRY\n")); 2193 2194 if (te->address_format != CD_MSF_FORMAT 2195 && te->address_format != CD_LBA_FORMAT) { 2196 printf("error in readtocentry, " 2197 " returning EINVAL\n"); 2198 free(data, M_SCSICD); 2199 error = EINVAL; 2200 cam_periph_unlock(periph); 2201 break; 2202 } 2203 2204 th = &data->header; 2205 error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2206 sizeof (*th), /*sense_flags*/0); 2207 if (error) { 2208 free(data, M_SCSICD); 2209 cam_periph_unlock(periph); 2210 break; 2211 } 2212 2213 if (softc->quirks & CD_Q_BCD_TRACKS) { 2214 /* we are going to have to convert the BCD 2215 * encoding on the cd to what is expected 2216 */ 2217 th->starting_track = 2218 bcd2bin(th->starting_track); 2219 th->ending_track = bcd2bin(th->ending_track); 2220 } 2221 track = te->track; 2222 if (track == 0) 2223 track = th->starting_track; 2224 else if (track == LEADOUT) 2225 /* OK */; 2226 else if (track < th->starting_track || 2227 track > th->ending_track + 1) { 2228 printf("error in readtocentry, " 2229 " returning EINVAL\n"); 2230 free(data, M_SCSICD); 2231 error = EINVAL; 2232 cam_periph_unlock(periph); 2233 break; 2234 } 2235 2236 error = cdreadtoc(periph, te->address_format, track, 2237 (u_int8_t *)data, sizeof(*data), 2238 /*sense_flags*/0); 2239 if (error) { 2240 free(data, M_SCSICD); 2241 cam_periph_unlock(periph); 2242 break; 2243 } 2244 2245 if (softc->quirks & CD_Q_BCD_TRACKS) 2246 data->entry.track = bcd2bin(data->entry.track); 2247 bcopy(&data->entry, &te->entry, 2248 sizeof(struct cd_toc_entry)); 2249 free(data, M_SCSICD); 2250 cam_periph_unlock(periph); 2251 } 2252 break; 2253 case CDIOCSETPATCH: 2254 { 2255 struct ioc_patch *arg = (struct ioc_patch *)addr; 2256 struct cd_mode_params params; 2257 union cd_pages *page; 2258 2259 params.alloc_len = sizeof(union cd_mode_data_6_10); 2260 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2261 M_WAITOK | M_ZERO); 2262 2263 cam_periph_lock(periph); 2264 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2265 ("trying to do CDIOCSETPATCH\n")); 2266 2267 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2268 if (error) { 2269 free(params.mode_buf, M_SCSICD); 2270 cam_periph_unlock(periph); 2271 break; 2272 } 2273 page = cdgetpage(¶ms); 2274 2275 page->audio.port[LEFT_PORT].channels = 2276 arg->patch[0]; 2277 page->audio.port[RIGHT_PORT].channels = 2278 arg->patch[1]; 2279 page->audio.port[2].channels = arg->patch[2]; 2280 page->audio.port[3].channels = arg->patch[3]; 2281 error = cdsetmode(periph, ¶ms); 2282 free(params.mode_buf, M_SCSICD); 2283 cam_periph_unlock(periph); 2284 } 2285 break; 2286 case CDIOCGETVOL: 2287 { 2288 struct ioc_vol *arg = (struct ioc_vol *) addr; 2289 struct cd_mode_params params; 2290 union cd_pages *page; 2291 2292 params.alloc_len = sizeof(union cd_mode_data_6_10); 2293 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2294 M_WAITOK | M_ZERO); 2295 2296 cam_periph_lock(periph); 2297 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2298 ("trying to do CDIOCGETVOL\n")); 2299 2300 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2301 if (error) { 2302 free(params.mode_buf, M_SCSICD); 2303 cam_periph_unlock(periph); 2304 break; 2305 } 2306 page = cdgetpage(¶ms); 2307 2308 arg->vol[LEFT_PORT] = 2309 page->audio.port[LEFT_PORT].volume; 2310 arg->vol[RIGHT_PORT] = 2311 page->audio.port[RIGHT_PORT].volume; 2312 arg->vol[2] = page->audio.port[2].volume; 2313 arg->vol[3] = page->audio.port[3].volume; 2314 free(params.mode_buf, M_SCSICD); 2315 cam_periph_unlock(periph); 2316 } 2317 break; 2318 case CDIOCSETVOL: 2319 { 2320 struct ioc_vol *arg = (struct ioc_vol *) addr; 2321 struct cd_mode_params params; 2322 union cd_pages *page; 2323 2324 params.alloc_len = sizeof(union cd_mode_data_6_10); 2325 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2326 M_WAITOK | M_ZERO); 2327 2328 cam_periph_lock(periph); 2329 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2330 ("trying to do CDIOCSETVOL\n")); 2331 2332 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2333 if (error) { 2334 free(params.mode_buf, M_SCSICD); 2335 cam_periph_unlock(periph); 2336 break; 2337 } 2338 page = cdgetpage(¶ms); 2339 2340 page->audio.port[LEFT_PORT].channels = CHANNEL_0; 2341 page->audio.port[LEFT_PORT].volume = 2342 arg->vol[LEFT_PORT]; 2343 page->audio.port[RIGHT_PORT].channels = CHANNEL_1; 2344 page->audio.port[RIGHT_PORT].volume = 2345 arg->vol[RIGHT_PORT]; 2346 page->audio.port[2].volume = arg->vol[2]; 2347 page->audio.port[3].volume = arg->vol[3]; 2348 error = cdsetmode(periph, ¶ms); 2349 cam_periph_unlock(periph); 2350 free(params.mode_buf, M_SCSICD); 2351 } 2352 break; 2353 case CDIOCSETMONO: 2354 { 2355 struct cd_mode_params params; 2356 union cd_pages *page; 2357 2358 params.alloc_len = sizeof(union cd_mode_data_6_10); 2359 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2360 M_WAITOK | M_ZERO); 2361 2362 cam_periph_lock(periph); 2363 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2364 ("trying to do CDIOCSETMONO\n")); 2365 2366 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2367 if (error) { 2368 free(params.mode_buf, M_SCSICD); 2369 cam_periph_unlock(periph); 2370 break; 2371 } 2372 page = cdgetpage(¶ms); 2373 2374 page->audio.port[LEFT_PORT].channels = 2375 LEFT_CHANNEL | RIGHT_CHANNEL; 2376 page->audio.port[RIGHT_PORT].channels = 2377 LEFT_CHANNEL | RIGHT_CHANNEL; 2378 page->audio.port[2].channels = 0; 2379 page->audio.port[3].channels = 0; 2380 error = cdsetmode(periph, ¶ms); 2381 cam_periph_unlock(periph); 2382 free(params.mode_buf, M_SCSICD); 2383 } 2384 break; 2385 case CDIOCSETSTEREO: 2386 { 2387 struct cd_mode_params params; 2388 union cd_pages *page; 2389 2390 params.alloc_len = sizeof(union cd_mode_data_6_10); 2391 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2392 M_WAITOK | M_ZERO); 2393 2394 cam_periph_lock(periph); 2395 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2396 ("trying to do CDIOCSETSTEREO\n")); 2397 2398 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2399 if (error) { 2400 free(params.mode_buf, M_SCSICD); 2401 cam_periph_unlock(periph); 2402 break; 2403 } 2404 page = cdgetpage(¶ms); 2405 2406 page->audio.port[LEFT_PORT].channels = 2407 LEFT_CHANNEL; 2408 page->audio.port[RIGHT_PORT].channels = 2409 RIGHT_CHANNEL; 2410 page->audio.port[2].channels = 0; 2411 page->audio.port[3].channels = 0; 2412 error = cdsetmode(periph, ¶ms); 2413 free(params.mode_buf, M_SCSICD); 2414 cam_periph_unlock(periph); 2415 } 2416 break; 2417 case CDIOCSETMUTE: 2418 { 2419 struct cd_mode_params params; 2420 union cd_pages *page; 2421 2422 params.alloc_len = sizeof(union cd_mode_data_6_10); 2423 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2424 M_WAITOK | M_ZERO); 2425 2426 cam_periph_lock(periph); 2427 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2428 ("trying to do CDIOCSETMUTE\n")); 2429 2430 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2431 if (error) { 2432 free(params.mode_buf, M_SCSICD); 2433 cam_periph_unlock(periph); 2434 break; 2435 } 2436 page = cdgetpage(¶ms); 2437 2438 page->audio.port[LEFT_PORT].channels = 0; 2439 page->audio.port[RIGHT_PORT].channels = 0; 2440 page->audio.port[2].channels = 0; 2441 page->audio.port[3].channels = 0; 2442 error = cdsetmode(periph, ¶ms); 2443 free(params.mode_buf, M_SCSICD); 2444 cam_periph_unlock(periph); 2445 } 2446 break; 2447 case CDIOCSETLEFT: 2448 { 2449 struct cd_mode_params params; 2450 union cd_pages *page; 2451 2452 params.alloc_len = sizeof(union cd_mode_data_6_10); 2453 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2454 M_WAITOK | M_ZERO); 2455 2456 cam_periph_lock(periph); 2457 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2458 ("trying to do CDIOCSETLEFT\n")); 2459 2460 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2461 if (error) { 2462 free(params.mode_buf, M_SCSICD); 2463 cam_periph_unlock(periph); 2464 break; 2465 } 2466 page = cdgetpage(¶ms); 2467 2468 page->audio.port[LEFT_PORT].channels = LEFT_CHANNEL; 2469 page->audio.port[RIGHT_PORT].channels = LEFT_CHANNEL; 2470 page->audio.port[2].channels = 0; 2471 page->audio.port[3].channels = 0; 2472 error = cdsetmode(periph, ¶ms); 2473 free(params.mode_buf, M_SCSICD); 2474 cam_periph_unlock(periph); 2475 } 2476 break; 2477 case CDIOCSETRIGHT: 2478 { 2479 struct cd_mode_params params; 2480 union cd_pages *page; 2481 2482 params.alloc_len = sizeof(union cd_mode_data_6_10); 2483 params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2484 M_WAITOK | M_ZERO); 2485 2486 cam_periph_lock(periph); 2487 CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2488 ("trying to do CDIOCSETRIGHT\n")); 2489 2490 error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 2491 if (error) { 2492 free(params.mode_buf, M_SCSICD); 2493 cam_periph_unlock(periph); 2494 break; 2495 } 2496 page = cdgetpage(¶ms); 2497 2498 page->audio.port[LEFT_PORT].channels = RIGHT_CHANNEL; 2499 page->audio.port[RIGHT_PORT].channels = RIGHT_CHANNEL; 2500 page->audio.port[2].channels = 0; 2501 page->audio.port[3].channels = 0; 2502 error = cdsetmode(periph, ¶ms); 2503 free(params.mode_buf, M_SCSICD); 2504 cam_periph_unlock(periph); 2505 } 2506 break; 2507 case CDIOCRESUME: 2508 cam_periph_lock(periph); 2509 error = cdpause(periph, 1); 2510 cam_periph_unlock(periph); 2511 break; 2512 case CDIOCPAUSE: 2513 cam_periph_lock(periph); 2514 error = cdpause(periph, 0); 2515 cam_periph_unlock(periph); 2516 break; 2517 case CDIOCSTART: 2518 cam_periph_lock(periph); 2519 error = cdstartunit(periph, 0); 2520 cam_periph_unlock(periph); 2521 break; 2522 case CDIOCCLOSE: 2523 cam_periph_lock(periph); 2524 error = cdstartunit(periph, 1); 2525 cam_periph_unlock(periph); 2526 break; 2527 case CDIOCSTOP: 2528 cam_periph_lock(periph); 2529 error = cdstopunit(periph, 0); 2530 cam_periph_unlock(periph); 2531 break; 2532 case CDIOCEJECT: 2533 cam_periph_lock(periph); 2534 error = cdstopunit(periph, 1); 2535 cam_periph_unlock(periph); 2536 break; 2537 case CDIOCALLOW: 2538 cam_periph_lock(periph); 2539 cdprevent(periph, PR_ALLOW); 2540 cam_periph_unlock(periph); 2541 break; 2542 case CDIOCPREVENT: 2543 cam_periph_lock(periph); 2544 cdprevent(periph, PR_PREVENT); 2545 cam_periph_unlock(periph); 2546 break; 2547 case CDIOCSETDEBUG: 2548 /* sc_link->flags |= (SDEV_DB1 | SDEV_DB2); */ 2549 error = ENOTTY; 2550 break; 2551 case CDIOCCLRDEBUG: 2552 /* sc_link->flags &= ~(SDEV_DB1 | SDEV_DB2); */ 2553 error = ENOTTY; 2554 break; 2555 case CDIOCRESET: 2556 /* return (cd_reset(periph)); */ 2557 error = ENOTTY; 2558 break; 2559 case CDRIOCREADSPEED: 2560 cam_periph_lock(periph); 2561 error = cdsetspeed(periph, *(u_int32_t *)addr, CDR_MAX_SPEED); 2562 cam_periph_unlock(periph); 2563 break; 2564 case CDRIOCWRITESPEED: 2565 cam_periph_lock(periph); 2566 error = cdsetspeed(periph, CDR_MAX_SPEED, *(u_int32_t *)addr); 2567 cam_periph_unlock(periph); 2568 break; 2569 case CDRIOCGETBLOCKSIZE: 2570 *(int *)addr = softc->params.blksize; 2571 break; 2572 case CDRIOCSETBLOCKSIZE: 2573 if (*(int *)addr <= 0) { 2574 error = EINVAL; 2575 break; 2576 } 2577 softc->disk->d_sectorsize = softc->params.blksize = *(int *)addr; 2578 break; 2579 case DVDIOCSENDKEY: 2580 case DVDIOCREPORTKEY: { 2581 struct dvd_authinfo *authinfo; 2582 2583 authinfo = (struct dvd_authinfo *)addr; 2584 2585 if (cmd == DVDIOCREPORTKEY) 2586 error = cdreportkey(periph, authinfo); 2587 else 2588 error = cdsendkey(periph, authinfo); 2589 break; 2590 } 2591 case DVDIOCREADSTRUCTURE: { 2592 struct dvd_struct *dvdstruct; 2593 2594 dvdstruct = (struct dvd_struct *)addr; 2595 2596 error = cdreaddvdstructure(periph, dvdstruct); 2597 2598 break; 2599 } 2600 default: 2601 cam_periph_lock(periph); 2602 error = cam_periph_ioctl(periph, cmd, addr, cderror); 2603 cam_periph_unlock(periph); 2604 break; 2605 } 2606 2607 cam_periph_lock(periph); 2608 cam_periph_unhold(periph); 2609 2610 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdioctl\n")); 2611 if (error && bootverbose) { 2612 printf("scsi_cd.c::ioctl cmd=%08lx error=%d\n", cmd, error); 2613 } 2614 cam_periph_unlock(periph); 2615 2616 return (error); 2617 } 2618 2619 static void 2620 cdprevent(struct cam_periph *periph, int action) 2621 { 2622 union ccb *ccb; 2623 struct cd_softc *softc; 2624 int error; 2625 2626 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdprevent\n")); 2627 2628 softc = (struct cd_softc *)periph->softc; 2629 2630 if (((action == PR_ALLOW) 2631 && (softc->flags & CD_FLAG_DISC_LOCKED) == 0) 2632 || ((action == PR_PREVENT) 2633 && (softc->flags & CD_FLAG_DISC_LOCKED) != 0)) { 2634 return; 2635 } 2636 2637 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2638 2639 scsi_prevent(&ccb->csio, 2640 /*retries*/ cd_retry_count, 2641 /*cbfcnp*/NULL, 2642 MSG_SIMPLE_Q_TAG, 2643 action, 2644 SSD_FULL_SIZE, 2645 /* timeout */60000); 2646 2647 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2648 /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 2649 2650 xpt_release_ccb(ccb); 2651 2652 if (error == 0) { 2653 if (action == PR_ALLOW) 2654 softc->flags &= ~CD_FLAG_DISC_LOCKED; 2655 else 2656 softc->flags |= CD_FLAG_DISC_LOCKED; 2657 } 2658 } 2659 2660 static void 2661 cdmediaprobedone(struct cam_periph *periph) 2662 { 2663 struct cd_softc *softc; 2664 2665 softc = (struct cd_softc *)periph->softc; 2666 2667 softc->flags &= ~CD_FLAG_MEDIA_SCAN_ACT; 2668 2669 if ((softc->flags & CD_FLAG_MEDIA_WAIT) != 0) { 2670 softc->flags &= ~CD_FLAG_MEDIA_WAIT; 2671 wakeup(&softc->toc); 2672 } 2673 } 2674 2675 /* 2676 * XXX: the disk media and sector size is only really able to change 2677 * XXX: while the device is closed. 2678 */ 2679 2680 static int 2681 cdcheckmedia(struct cam_periph *periph, int do_wait) 2682 { 2683 struct cd_softc *softc; 2684 int error; 2685 2686 softc = (struct cd_softc *)periph->softc; 2687 error = 0; 2688 2689 if ((do_wait != 0) 2690 && ((softc->flags & CD_FLAG_MEDIA_WAIT) == 0)) { 2691 softc->flags |= CD_FLAG_MEDIA_WAIT; 2692 } 2693 if ((softc->flags & CD_FLAG_MEDIA_SCAN_ACT) == 0) { 2694 softc->state = CD_STATE_MEDIA_PREVENT; 2695 softc->flags |= CD_FLAG_MEDIA_SCAN_ACT; 2696 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 2697 } 2698 2699 if (do_wait == 0) 2700 goto bailout; 2701 2702 error = msleep(&softc->toc, cam_periph_mtx(periph), PRIBIO,"cdmedia",0); 2703 2704 if (error != 0) 2705 goto bailout; 2706 2707 /* 2708 * Check to see whether we have a valid size from the media. We 2709 * may or may not have a valid TOC. 2710 */ 2711 if ((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 2712 error = EINVAL; 2713 bailout: 2714 2715 return (error); 2716 } 2717 2718 #if 0 2719 static int 2720 cdcheckmedia(struct cam_periph *periph) 2721 { 2722 struct cd_softc *softc; 2723 struct ioc_toc_header *toch; 2724 struct cd_toc_single leadout; 2725 u_int32_t size, toclen; 2726 int error, num_entries, cdindex; 2727 2728 softc = (struct cd_softc *)periph->softc; 2729 2730 cdprevent(periph, PR_PREVENT); 2731 softc->disk->d_sectorsize = 2048; 2732 softc->disk->d_mediasize = 0; 2733 2734 /* 2735 * Get the disc size and block size. If we can't get it, we don't 2736 * have media, most likely. 2737 */ 2738 if ((error = cdsize(periph, &size)) != 0) { 2739 softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC); 2740 cdprevent(periph, PR_ALLOW); 2741 return (error); 2742 } else { 2743 softc->flags |= CD_FLAG_SAW_MEDIA | CD_FLAG_VALID_MEDIA; 2744 softc->disk->d_sectorsize = softc->params.blksize; 2745 softc->disk->d_mediasize = 2746 (off_t)softc->params.blksize * softc->params.disksize; 2747 } 2748 2749 /* 2750 * Now we check the table of contents. This (currently) is only 2751 * used for the CDIOCPLAYTRACKS ioctl. It may be used later to do 2752 * things like present a separate entry in /dev for each track, 2753 * like that acd(4) driver does. 2754 */ 2755 bzero(&softc->toc, sizeof(softc->toc)); 2756 toch = &softc->toc.header; 2757 /* 2758 * We will get errors here for media that doesn't have a table of 2759 * contents. According to the MMC-3 spec: "When a Read TOC/PMA/ATIP 2760 * command is presented for a DDCD/CD-R/RW media, where the first TOC 2761 * has not been recorded (no complete session) and the Format codes 2762 * 0000b, 0001b, or 0010b are specified, this command shall be rejected 2763 * with an INVALID FIELD IN CDB. Devices that are not capable of 2764 * reading an incomplete session on DDC/CD-R/RW media shall report 2765 * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 2766 * 2767 * So this isn't fatal if we can't read the table of contents, it 2768 * just means that the user won't be able to issue the play tracks 2769 * ioctl, and likely lots of other stuff won't work either. They 2770 * need to burn the CD before we can do a whole lot with it. So 2771 * we don't print anything here if we get an error back. 2772 */ 2773 error = cdreadtoc(periph, 0, 0, (u_int8_t *)toch, sizeof(*toch), 2774 SF_NO_PRINT); 2775 /* 2776 * Errors in reading the table of contents aren't fatal, we just 2777 * won't have a valid table of contents cached. 2778 */ 2779 if (error != 0) { 2780 error = 0; 2781 bzero(&softc->toc, sizeof(softc->toc)); 2782 goto bailout; 2783 } 2784 2785 if (softc->quirks & CD_Q_BCD_TRACKS) { 2786 toch->starting_track = bcd2bin(toch->starting_track); 2787 toch->ending_track = bcd2bin(toch->ending_track); 2788 } 2789 2790 /* Number of TOC entries, plus leadout */ 2791 num_entries = (toch->ending_track - toch->starting_track) + 2; 2792 2793 if (num_entries <= 0) 2794 goto bailout; 2795 2796 toclen = num_entries * sizeof(struct cd_toc_entry); 2797 2798 error = cdreadtoc(periph, CD_MSF_FORMAT, toch->starting_track, 2799 (u_int8_t *)&softc->toc, toclen + sizeof(*toch), 2800 SF_NO_PRINT); 2801 if (error != 0) { 2802 error = 0; 2803 bzero(&softc->toc, sizeof(softc->toc)); 2804 goto bailout; 2805 } 2806 2807 if (softc->quirks & CD_Q_BCD_TRACKS) { 2808 toch->starting_track = bcd2bin(toch->starting_track); 2809 toch->ending_track = bcd2bin(toch->ending_track); 2810 } 2811 /* 2812 * XXX KDM is this necessary? Probably only if the drive doesn't 2813 * return leadout information with the table of contents. 2814 */ 2815 cdindex = toch->starting_track + num_entries -1; 2816 if (cdindex == toch->ending_track + 1) { 2817 error = cdreadtoc(periph, CD_MSF_FORMAT, LEADOUT, 2818 (u_int8_t *)&leadout, sizeof(leadout), 2819 SF_NO_PRINT); 2820 if (error != 0) { 2821 error = 0; 2822 goto bailout; 2823 } 2824 softc->toc.entries[cdindex - toch->starting_track] = 2825 leadout.entry; 2826 } 2827 if (softc->quirks & CD_Q_BCD_TRACKS) { 2828 for (cdindex = 0; cdindex < num_entries - 1; cdindex++) { 2829 softc->toc.entries[cdindex].track = 2830 bcd2bin(softc->toc.entries[cdindex].track); 2831 } 2832 } 2833 2834 softc->flags |= CD_FLAG_VALID_TOC; 2835 2836 /* If the first track is audio, correct sector size. */ 2837 if ((softc->toc.entries[0].control & 4) == 0) { 2838 softc->disk->d_sectorsize = softc->params.blksize = 2352; 2839 softc->disk->d_mediasize = 2840 (off_t)softc->params.blksize * softc->params.disksize; 2841 } 2842 2843 bailout: 2844 2845 /* 2846 * We unconditionally (re)set the blocksize each time the 2847 * CD device is opened. This is because the CD can change, 2848 * and therefore the blocksize might change. 2849 * XXX problems here if some slice or partition is still 2850 * open with the old size? 2851 */ 2852 if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE) != 0) 2853 softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 2854 softc->disk->d_devstat->block_size = softc->params.blksize; 2855 2856 return (error); 2857 } 2858 2859 static int 2860 cdsize(struct cam_periph *periph, u_int32_t *size) 2861 { 2862 struct cd_softc *softc; 2863 union ccb *ccb; 2864 struct scsi_read_capacity_data *rcap_buf; 2865 int error; 2866 2867 CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdsize\n")); 2868 2869 softc = (struct cd_softc *)periph->softc; 2870 2871 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 2872 2873 /* XXX Should be M_WAITOK */ 2874 rcap_buf = malloc(sizeof(struct scsi_read_capacity_data), 2875 M_SCSICD, M_NOWAIT | M_ZERO); 2876 if (rcap_buf == NULL) 2877 return (ENOMEM); 2878 2879 scsi_read_capacity(&ccb->csio, 2880 /*retries*/ cd_retry_count, 2881 /*cbfcnp*/NULL, 2882 MSG_SIMPLE_Q_TAG, 2883 rcap_buf, 2884 SSD_FULL_SIZE, 2885 /* timeout */20000); 2886 2887 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 2888 /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 2889 2890 xpt_release_ccb(ccb); 2891 2892 softc->params.disksize = scsi_4btoul(rcap_buf->addr) + 1; 2893 softc->params.blksize = scsi_4btoul(rcap_buf->length); 2894 /* Make sure we got at least some block size. */ 2895 if (error == 0 && softc->params.blksize == 0) 2896 error = EIO; 2897 /* 2898 * SCSI-3 mandates that the reported blocksize shall be 2048. 2899 * Older drives sometimes report funny values, trim it down to 2900 * 2048, or other parts of the kernel will get confused. 2901 * 2902 * XXX we leave drives alone that might report 512 bytes, as 2903 * well as drives reporting more weird sizes like perhaps 4K. 2904 */ 2905 if (softc->params.blksize > 2048 && softc->params.blksize <= 2352) 2906 softc->params.blksize = 2048; 2907 2908 free(rcap_buf, M_SCSICD); 2909 *size = softc->params.disksize; 2910 2911 return (error); 2912 2913 } 2914 #endif 2915 2916 static int 2917 cd6byteworkaround(union ccb *ccb) 2918 { 2919 u_int8_t *cdb; 2920 struct cam_periph *periph; 2921 struct cd_softc *softc; 2922 struct cd_mode_params *params; 2923 int frozen, found; 2924 2925 periph = xpt_path_periph(ccb->ccb_h.path); 2926 softc = (struct cd_softc *)periph->softc; 2927 2928 cdb = ccb->csio.cdb_io.cdb_bytes; 2929 2930 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) 2931 || ((cdb[0] != MODE_SENSE_6) 2932 && (cdb[0] != MODE_SELECT_6))) 2933 return (0); 2934 2935 /* 2936 * Because there is no convenient place to stash the overall 2937 * cd_mode_params structure pointer, we have to grab it like this. 2938 * This means that ALL MODE_SENSE and MODE_SELECT requests in the 2939 * cd(4) driver MUST go through cdgetmode() and cdsetmode()! 2940 * 2941 * XXX It would be nice if, at some point, we could increase the 2942 * number of available peripheral private pointers. Both pointers 2943 * are currently used in most every peripheral driver. 2944 */ 2945 found = 0; 2946 2947 STAILQ_FOREACH(params, &softc->mode_queue, links) { 2948 if (params->mode_buf == ccb->csio.data_ptr) { 2949 found = 1; 2950 break; 2951 } 2952 } 2953 2954 /* 2955 * This shouldn't happen. All mode sense and mode select 2956 * operations in the cd(4) driver MUST go through cdgetmode() and 2957 * cdsetmode()! 2958 */ 2959 if (found == 0) { 2960 xpt_print(periph->path, 2961 "mode buffer not found in mode queue!\n"); 2962 return (0); 2963 } 2964 2965 params->cdb_size = 10; 2966 softc->minimum_command_size = 10; 2967 xpt_print(ccb->ccb_h.path, 2968 "%s(6) failed, increasing minimum CDB size to 10 bytes\n", 2969 (cdb[0] == MODE_SENSE_6) ? "MODE_SENSE" : "MODE_SELECT"); 2970 2971 if (cdb[0] == MODE_SENSE_6) { 2972 struct scsi_mode_sense_10 ms10; 2973 struct scsi_mode_sense_6 *ms6; 2974 int len; 2975 2976 ms6 = (struct scsi_mode_sense_6 *)cdb; 2977 2978 bzero(&ms10, sizeof(ms10)); 2979 ms10.opcode = MODE_SENSE_10; 2980 ms10.byte2 = ms6->byte2; 2981 ms10.page = ms6->page; 2982 2983 /* 2984 * 10 byte mode header, block descriptor, 2985 * sizeof(union cd_pages) 2986 */ 2987 len = sizeof(struct cd_mode_data_10); 2988 ccb->csio.dxfer_len = len; 2989 2990 scsi_ulto2b(len, ms10.length); 2991 ms10.control = ms6->control; 2992 bcopy(&ms10, cdb, 10); 2993 ccb->csio.cdb_len = 10; 2994 } else { 2995 struct scsi_mode_select_10 ms10; 2996 struct scsi_mode_select_6 *ms6; 2997 struct scsi_mode_header_6 *header6; 2998 struct scsi_mode_header_10 *header10; 2999 struct scsi_mode_page_header *page_header; 3000 int blk_desc_len, page_num, page_size, len; 3001 3002 ms6 = (struct scsi_mode_select_6 *)cdb; 3003 3004 bzero(&ms10, sizeof(ms10)); 3005 ms10.opcode = MODE_SELECT_10; 3006 ms10.byte2 = ms6->byte2; 3007 3008 header6 = (struct scsi_mode_header_6 *)params->mode_buf; 3009 header10 = (struct scsi_mode_header_10 *)params->mode_buf; 3010 3011 page_header = find_mode_page_6(header6); 3012 page_num = page_header->page_code; 3013 3014 blk_desc_len = header6->blk_desc_len; 3015 3016 page_size = cdgetpagesize(page_num); 3017 3018 if (page_size != (page_header->page_length + 3019 sizeof(*page_header))) 3020 page_size = page_header->page_length + 3021 sizeof(*page_header); 3022 3023 len = sizeof(*header10) + blk_desc_len + page_size; 3024 3025 len = min(params->alloc_len, len); 3026 3027 /* 3028 * Since the 6 byte parameter header is shorter than the 10 3029 * byte parameter header, we need to copy the actual mode 3030 * page data, and the block descriptor, if any, so things wind 3031 * up in the right place. The regions will overlap, but 3032 * bcopy() does the right thing. 3033 */ 3034 bcopy(params->mode_buf + sizeof(*header6), 3035 params->mode_buf + sizeof(*header10), 3036 len - sizeof(*header10)); 3037 3038 /* Make sure these fields are set correctly. */ 3039 scsi_ulto2b(0, header10->data_length); 3040 header10->medium_type = 0; 3041 scsi_ulto2b(blk_desc_len, header10->blk_desc_len); 3042 3043 ccb->csio.dxfer_len = len; 3044 3045 scsi_ulto2b(len, ms10.length); 3046 ms10.control = ms6->control; 3047 bcopy(&ms10, cdb, 10); 3048 ccb->csio.cdb_len = 10; 3049 } 3050 3051 frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 3052 ccb->ccb_h.status = CAM_REQUEUE_REQ; 3053 xpt_action(ccb); 3054 if (frozen) { 3055 cam_release_devq(ccb->ccb_h.path, 3056 /*relsim_flags*/0, 3057 /*openings*/0, 3058 /*timeout*/0, 3059 /*getcount_only*/0); 3060 } 3061 3062 return (ERESTART); 3063 } 3064 3065 static int 3066 cderror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 3067 { 3068 struct cd_softc *softc; 3069 struct cam_periph *periph; 3070 int error, error_code, sense_key, asc, ascq; 3071 3072 periph = xpt_path_periph(ccb->ccb_h.path); 3073 softc = (struct cd_softc *)periph->softc; 3074 3075 error = 0; 3076 3077 /* 3078 * We use a status of CAM_REQ_INVALID as shorthand -- if a 6 byte 3079 * CDB comes back with this particular error, try transforming it 3080 * into the 10 byte version. 3081 */ 3082 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3083 error = cd6byteworkaround(ccb); 3084 } else if (scsi_extract_sense_ccb(ccb, 3085 &error_code, &sense_key, &asc, &ascq)) { 3086 if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3087 error = cd6byteworkaround(ccb); 3088 else if (sense_key == SSD_KEY_UNIT_ATTENTION && 3089 asc == 0x28 && ascq == 0x00) 3090 disk_media_changed(softc->disk, M_NOWAIT); 3091 else if (sense_key == SSD_KEY_NOT_READY && 3092 asc == 0x3a && (softc->flags & CD_FLAG_SAW_MEDIA)) { 3093 softc->flags &= ~CD_FLAG_SAW_MEDIA; 3094 disk_media_gone(softc->disk, M_NOWAIT); 3095 } 3096 } 3097 3098 if (error == ERESTART) 3099 return (error); 3100 3101 /* 3102 * XXX 3103 * Until we have a better way of doing pack validation, 3104 * don't treat UAs as errors. 3105 */ 3106 sense_flags |= SF_RETRY_UA; 3107 3108 if (softc->quirks & CD_Q_RETRY_BUSY) 3109 sense_flags |= SF_RETRY_BUSY; 3110 return (cam_periph_error(ccb, cam_flags, sense_flags)); 3111 } 3112 3113 static void 3114 cdmediapoll(void *arg) 3115 { 3116 struct cam_periph *periph = arg; 3117 struct cd_softc *softc = periph->softc; 3118 3119 if (softc->state == CD_STATE_NORMAL && !softc->tur && 3120 softc->outstanding_cmds == 0) { 3121 if (cam_periph_acquire(periph) == 0) { 3122 softc->tur = 1; 3123 xpt_schedule(periph, CAM_PRIORITY_NORMAL); 3124 } 3125 } 3126 /* Queue us up again */ 3127 if (cd_poll_period != 0) 3128 callout_schedule(&softc->mediapoll_c, cd_poll_period * hz); 3129 } 3130 3131 /* 3132 * Read table of contents 3133 */ 3134 static int 3135 cdreadtoc(struct cam_periph *periph, u_int32_t mode, u_int32_t start, 3136 u_int8_t *data, u_int32_t len, u_int32_t sense_flags) 3137 { 3138 u_int32_t ntoc; 3139 struct ccb_scsiio *csio; 3140 union ccb *ccb; 3141 int error; 3142 3143 ntoc = len; 3144 error = 0; 3145 3146 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3147 3148 csio = &ccb->csio; 3149 3150 scsi_read_toc(csio, 3151 /* retries */ cd_retry_count, 3152 /* cbfcnp */ NULL, 3153 /* tag_action */ MSG_SIMPLE_Q_TAG, 3154 /* byte1_flags */ (mode == CD_MSF_FORMAT) ? CD_MSF : 0, 3155 /* format */ SRTOC_FORMAT_TOC, 3156 /* track*/ start, 3157 /* data_ptr */ data, 3158 /* dxfer_len */ len, 3159 /* sense_len */ SSD_FULL_SIZE, 3160 /* timeout */ 50000); 3161 3162 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3163 /*sense_flags*/SF_RETRY_UA | sense_flags); 3164 3165 xpt_release_ccb(ccb); 3166 3167 return(error); 3168 } 3169 3170 static int 3171 cdreadsubchannel(struct cam_periph *periph, u_int32_t mode, 3172 u_int32_t format, int track, 3173 struct cd_sub_channel_info *data, u_int32_t len) 3174 { 3175 struct scsi_read_subchannel *scsi_cmd; 3176 struct ccb_scsiio *csio; 3177 union ccb *ccb; 3178 int error; 3179 3180 error = 0; 3181 3182 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3183 3184 csio = &ccb->csio; 3185 3186 cam_fill_csio(csio, 3187 /* retries */ cd_retry_count, 3188 /* cbfcnp */ NULL, 3189 /* flags */ CAM_DIR_IN, 3190 /* tag_action */ MSG_SIMPLE_Q_TAG, 3191 /* data_ptr */ (u_int8_t *)data, 3192 /* dxfer_len */ len, 3193 /* sense_len */ SSD_FULL_SIZE, 3194 sizeof(struct scsi_read_subchannel), 3195 /* timeout */ 50000); 3196 3197 scsi_cmd = (struct scsi_read_subchannel *)&csio->cdb_io.cdb_bytes; 3198 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3199 3200 scsi_cmd->op_code = READ_SUBCHANNEL; 3201 if (mode == CD_MSF_FORMAT) 3202 scsi_cmd->byte1 |= CD_MSF; 3203 scsi_cmd->byte2 = SRS_SUBQ; 3204 scsi_cmd->subchan_format = format; 3205 scsi_cmd->track = track; 3206 scsi_ulto2b(len, (u_int8_t *)scsi_cmd->data_len); 3207 scsi_cmd->control = 0; 3208 3209 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3210 /*sense_flags*/SF_RETRY_UA); 3211 3212 xpt_release_ccb(ccb); 3213 3214 return(error); 3215 } 3216 3217 /* 3218 * All MODE_SENSE requests in the cd(4) driver MUST go through this 3219 * routine. See comments in cd6byteworkaround() for details. 3220 */ 3221 static int 3222 cdgetmode(struct cam_periph *periph, struct cd_mode_params *data, 3223 u_int32_t page) 3224 { 3225 struct ccb_scsiio *csio; 3226 struct cd_softc *softc; 3227 union ccb *ccb; 3228 int param_len; 3229 int error; 3230 3231 softc = (struct cd_softc *)periph->softc; 3232 3233 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3234 3235 csio = &ccb->csio; 3236 3237 data->cdb_size = softc->minimum_command_size; 3238 if (data->cdb_size < 10) 3239 param_len = sizeof(struct cd_mode_data); 3240 else 3241 param_len = sizeof(struct cd_mode_data_10); 3242 3243 /* Don't say we've got more room than we actually allocated */ 3244 param_len = min(param_len, data->alloc_len); 3245 3246 scsi_mode_sense_len(csio, 3247 /* retries */ cd_retry_count, 3248 /* cbfcnp */ NULL, 3249 /* tag_action */ MSG_SIMPLE_Q_TAG, 3250 /* dbd */ 0, 3251 /* page_code */ SMS_PAGE_CTRL_CURRENT, 3252 /* page */ page, 3253 /* param_buf */ data->mode_buf, 3254 /* param_len */ param_len, 3255 /* minimum_cmd_size */ softc->minimum_command_size, 3256 /* sense_len */ SSD_FULL_SIZE, 3257 /* timeout */ 50000); 3258 3259 /* 3260 * It would be nice not to have to do this, but there's no 3261 * available pointer in the CCB that would allow us to stuff the 3262 * mode params structure in there and retrieve it in 3263 * cd6byteworkaround(), so we can set the cdb size. The cdb size 3264 * lets the caller know what CDB size we ended up using, so they 3265 * can find the actual mode page offset. 3266 */ 3267 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3268 3269 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3270 /*sense_flags*/SF_RETRY_UA); 3271 3272 xpt_release_ccb(ccb); 3273 3274 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3275 3276 /* 3277 * This is a bit of belt-and-suspenders checking, but if we run 3278 * into a situation where the target sends back multiple block 3279 * descriptors, we might not have enough space in the buffer to 3280 * see the whole mode page. Better to return an error than 3281 * potentially access memory beyond our malloced region. 3282 */ 3283 if (error == 0) { 3284 u_int32_t data_len; 3285 3286 if (data->cdb_size == 10) { 3287 struct scsi_mode_header_10 *hdr10; 3288 3289 hdr10 = (struct scsi_mode_header_10 *)data->mode_buf; 3290 data_len = scsi_2btoul(hdr10->data_length); 3291 data_len += sizeof(hdr10->data_length); 3292 } else { 3293 struct scsi_mode_header_6 *hdr6; 3294 3295 hdr6 = (struct scsi_mode_header_6 *)data->mode_buf; 3296 data_len = hdr6->data_length; 3297 data_len += sizeof(hdr6->data_length); 3298 } 3299 3300 /* 3301 * Complain if there is more mode data available than we 3302 * allocated space for. This could potentially happen if 3303 * we miscalculated the page length for some reason, if the 3304 * drive returns multiple block descriptors, or if it sets 3305 * the data length incorrectly. 3306 */ 3307 if (data_len > data->alloc_len) { 3308 xpt_print(periph->path, "allocated modepage %d length " 3309 "%d < returned length %d\n", page, data->alloc_len, 3310 data_len); 3311 error = ENOSPC; 3312 } 3313 } 3314 return (error); 3315 } 3316 3317 /* 3318 * All MODE_SELECT requests in the cd(4) driver MUST go through this 3319 * routine. See comments in cd6byteworkaround() for details. 3320 */ 3321 static int 3322 cdsetmode(struct cam_periph *periph, struct cd_mode_params *data) 3323 { 3324 struct ccb_scsiio *csio; 3325 struct cd_softc *softc; 3326 union ccb *ccb; 3327 int cdb_size, param_len; 3328 int error; 3329 3330 softc = (struct cd_softc *)periph->softc; 3331 3332 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3333 3334 csio = &ccb->csio; 3335 3336 error = 0; 3337 3338 /* 3339 * If the data is formatted for the 10 byte version of the mode 3340 * select parameter list, we need to use the 10 byte CDB. 3341 * Otherwise, we use whatever the stored minimum command size. 3342 */ 3343 if (data->cdb_size == 10) 3344 cdb_size = data->cdb_size; 3345 else 3346 cdb_size = softc->minimum_command_size; 3347 3348 if (cdb_size >= 10) { 3349 struct scsi_mode_header_10 *mode_header; 3350 u_int32_t data_len; 3351 3352 mode_header = (struct scsi_mode_header_10 *)data->mode_buf; 3353 3354 data_len = scsi_2btoul(mode_header->data_length); 3355 3356 scsi_ulto2b(0, mode_header->data_length); 3357 /* 3358 * SONY drives do not allow a mode select with a medium_type 3359 * value that has just been returned by a mode sense; use a 3360 * medium_type of 0 (Default) instead. 3361 */ 3362 mode_header->medium_type = 0; 3363 3364 /* 3365 * Pass back whatever the drive passed to us, plus the size 3366 * of the data length field. 3367 */ 3368 param_len = data_len + sizeof(mode_header->data_length); 3369 3370 } else { 3371 struct scsi_mode_header_6 *mode_header; 3372 3373 mode_header = (struct scsi_mode_header_6 *)data->mode_buf; 3374 3375 param_len = mode_header->data_length + 1; 3376 3377 mode_header->data_length = 0; 3378 /* 3379 * SONY drives do not allow a mode select with a medium_type 3380 * value that has just been returned by a mode sense; use a 3381 * medium_type of 0 (Default) instead. 3382 */ 3383 mode_header->medium_type = 0; 3384 } 3385 3386 /* Don't say we've got more room than we actually allocated */ 3387 param_len = min(param_len, data->alloc_len); 3388 3389 scsi_mode_select_len(csio, 3390 /* retries */ cd_retry_count, 3391 /* cbfcnp */ NULL, 3392 /* tag_action */ MSG_SIMPLE_Q_TAG, 3393 /* scsi_page_fmt */ 1, 3394 /* save_pages */ 0, 3395 /* param_buf */ data->mode_buf, 3396 /* param_len */ param_len, 3397 /* minimum_cmd_size */ cdb_size, 3398 /* sense_len */ SSD_FULL_SIZE, 3399 /* timeout */ 50000); 3400 3401 /* See comments in cdgetmode() and cd6byteworkaround(). */ 3402 STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3403 3404 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3405 /*sense_flags*/SF_RETRY_UA); 3406 3407 xpt_release_ccb(ccb); 3408 3409 STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3410 3411 return (error); 3412 } 3413 3414 static int 3415 cdplay(struct cam_periph *periph, u_int32_t blk, u_int32_t len) 3416 { 3417 struct ccb_scsiio *csio; 3418 union ccb *ccb; 3419 int error; 3420 u_int8_t cdb_len; 3421 3422 error = 0; 3423 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3424 csio = &ccb->csio; 3425 /* 3426 * Use the smallest possible command to perform the operation. 3427 */ 3428 if ((len & 0xffff0000) == 0) { 3429 /* 3430 * We can fit in a 10 byte cdb. 3431 */ 3432 struct scsi_play_10 *scsi_cmd; 3433 3434 scsi_cmd = (struct scsi_play_10 *)&csio->cdb_io.cdb_bytes; 3435 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3436 scsi_cmd->op_code = PLAY_10; 3437 scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 3438 scsi_ulto2b(len, (u_int8_t *)scsi_cmd->xfer_len); 3439 cdb_len = sizeof(*scsi_cmd); 3440 } else { 3441 struct scsi_play_12 *scsi_cmd; 3442 3443 scsi_cmd = (struct scsi_play_12 *)&csio->cdb_io.cdb_bytes; 3444 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3445 scsi_cmd->op_code = PLAY_12; 3446 scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 3447 scsi_ulto4b(len, (u_int8_t *)scsi_cmd->xfer_len); 3448 cdb_len = sizeof(*scsi_cmd); 3449 } 3450 cam_fill_csio(csio, 3451 /*retries*/ cd_retry_count, 3452 /*cbfcnp*/NULL, 3453 /*flags*/CAM_DIR_NONE, 3454 MSG_SIMPLE_Q_TAG, 3455 /*dataptr*/NULL, 3456 /*datalen*/0, 3457 /*sense_len*/SSD_FULL_SIZE, 3458 cdb_len, 3459 /*timeout*/50 * 1000); 3460 3461 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3462 /*sense_flags*/SF_RETRY_UA); 3463 3464 xpt_release_ccb(ccb); 3465 3466 return(error); 3467 } 3468 3469 static int 3470 cdplaymsf(struct cam_periph *periph, u_int32_t startm, u_int32_t starts, 3471 u_int32_t startf, u_int32_t endm, u_int32_t ends, u_int32_t endf) 3472 { 3473 struct scsi_play_msf *scsi_cmd; 3474 struct ccb_scsiio *csio; 3475 union ccb *ccb; 3476 int error; 3477 3478 error = 0; 3479 3480 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3481 3482 csio = &ccb->csio; 3483 3484 cam_fill_csio(csio, 3485 /* retries */ cd_retry_count, 3486 /* cbfcnp */ NULL, 3487 /* flags */ CAM_DIR_NONE, 3488 /* tag_action */ MSG_SIMPLE_Q_TAG, 3489 /* data_ptr */ NULL, 3490 /* dxfer_len */ 0, 3491 /* sense_len */ SSD_FULL_SIZE, 3492 sizeof(struct scsi_play_msf), 3493 /* timeout */ 50000); 3494 3495 scsi_cmd = (struct scsi_play_msf *)&csio->cdb_io.cdb_bytes; 3496 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3497 3498 scsi_cmd->op_code = PLAY_MSF; 3499 scsi_cmd->start_m = startm; 3500 scsi_cmd->start_s = starts; 3501 scsi_cmd->start_f = startf; 3502 scsi_cmd->end_m = endm; 3503 scsi_cmd->end_s = ends; 3504 scsi_cmd->end_f = endf; 3505 3506 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3507 /*sense_flags*/SF_RETRY_UA); 3508 3509 xpt_release_ccb(ccb); 3510 3511 return(error); 3512 } 3513 3514 static int 3515 cdplaytracks(struct cam_periph *periph, u_int32_t strack, u_int32_t sindex, 3516 u_int32_t etrack, u_int32_t eindex) 3517 { 3518 struct scsi_play_track *scsi_cmd; 3519 struct ccb_scsiio *csio; 3520 union ccb *ccb; 3521 int error; 3522 3523 error = 0; 3524 3525 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3526 3527 csio = &ccb->csio; 3528 3529 cam_fill_csio(csio, 3530 /* retries */ cd_retry_count, 3531 /* cbfcnp */ NULL, 3532 /* flags */ CAM_DIR_NONE, 3533 /* tag_action */ MSG_SIMPLE_Q_TAG, 3534 /* data_ptr */ NULL, 3535 /* dxfer_len */ 0, 3536 /* sense_len */ SSD_FULL_SIZE, 3537 sizeof(struct scsi_play_track), 3538 /* timeout */ 50000); 3539 3540 scsi_cmd = (struct scsi_play_track *)&csio->cdb_io.cdb_bytes; 3541 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3542 3543 scsi_cmd->op_code = PLAY_TRACK; 3544 scsi_cmd->start_track = strack; 3545 scsi_cmd->start_index = sindex; 3546 scsi_cmd->end_track = etrack; 3547 scsi_cmd->end_index = eindex; 3548 3549 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3550 /*sense_flags*/SF_RETRY_UA); 3551 3552 xpt_release_ccb(ccb); 3553 3554 return(error); 3555 } 3556 3557 static int 3558 cdpause(struct cam_periph *periph, u_int32_t go) 3559 { 3560 struct scsi_pause *scsi_cmd; 3561 struct ccb_scsiio *csio; 3562 union ccb *ccb; 3563 int error; 3564 3565 error = 0; 3566 3567 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3568 3569 csio = &ccb->csio; 3570 3571 cam_fill_csio(csio, 3572 /* retries */ cd_retry_count, 3573 /* cbfcnp */ NULL, 3574 /* flags */ CAM_DIR_NONE, 3575 /* tag_action */ MSG_SIMPLE_Q_TAG, 3576 /* data_ptr */ NULL, 3577 /* dxfer_len */ 0, 3578 /* sense_len */ SSD_FULL_SIZE, 3579 sizeof(struct scsi_pause), 3580 /* timeout */ 50000); 3581 3582 scsi_cmd = (struct scsi_pause *)&csio->cdb_io.cdb_bytes; 3583 bzero (scsi_cmd, sizeof(*scsi_cmd)); 3584 3585 scsi_cmd->op_code = PAUSE; 3586 scsi_cmd->resume = go; 3587 3588 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3589 /*sense_flags*/SF_RETRY_UA); 3590 3591 xpt_release_ccb(ccb); 3592 3593 return(error); 3594 } 3595 3596 static int 3597 cdstartunit(struct cam_periph *periph, int load) 3598 { 3599 union ccb *ccb; 3600 int error; 3601 3602 error = 0; 3603 3604 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3605 3606 scsi_start_stop(&ccb->csio, 3607 /* retries */ cd_retry_count, 3608 /* cbfcnp */ NULL, 3609 /* tag_action */ MSG_SIMPLE_Q_TAG, 3610 /* start */ TRUE, 3611 /* load_eject */ load, 3612 /* immediate */ FALSE, 3613 /* sense_len */ SSD_FULL_SIZE, 3614 /* timeout */ 50000); 3615 3616 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3617 /*sense_flags*/SF_RETRY_UA); 3618 3619 xpt_release_ccb(ccb); 3620 3621 return(error); 3622 } 3623 3624 static int 3625 cdstopunit(struct cam_periph *periph, u_int32_t eject) 3626 { 3627 union ccb *ccb; 3628 int error; 3629 3630 error = 0; 3631 3632 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3633 3634 scsi_start_stop(&ccb->csio, 3635 /* retries */ cd_retry_count, 3636 /* cbfcnp */ NULL, 3637 /* tag_action */ MSG_SIMPLE_Q_TAG, 3638 /* start */ FALSE, 3639 /* load_eject */ eject, 3640 /* immediate */ FALSE, 3641 /* sense_len */ SSD_FULL_SIZE, 3642 /* timeout */ 50000); 3643 3644 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3645 /*sense_flags*/SF_RETRY_UA); 3646 3647 xpt_release_ccb(ccb); 3648 3649 return(error); 3650 } 3651 3652 static int 3653 cdsetspeed(struct cam_periph *periph, u_int32_t rdspeed, u_int32_t wrspeed) 3654 { 3655 struct scsi_set_speed *scsi_cmd; 3656 struct ccb_scsiio *csio; 3657 union ccb *ccb; 3658 int error; 3659 3660 error = 0; 3661 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3662 csio = &ccb->csio; 3663 3664 /* Preserve old behavior: units in multiples of CDROM speed */ 3665 if (rdspeed < 177) 3666 rdspeed *= 177; 3667 if (wrspeed < 177) 3668 wrspeed *= 177; 3669 3670 cam_fill_csio(csio, 3671 /* retries */ cd_retry_count, 3672 /* cbfcnp */ NULL, 3673 /* flags */ CAM_DIR_NONE, 3674 /* tag_action */ MSG_SIMPLE_Q_TAG, 3675 /* data_ptr */ NULL, 3676 /* dxfer_len */ 0, 3677 /* sense_len */ SSD_FULL_SIZE, 3678 sizeof(struct scsi_set_speed), 3679 /* timeout */ 50000); 3680 3681 scsi_cmd = (struct scsi_set_speed *)&csio->cdb_io.cdb_bytes; 3682 bzero(scsi_cmd, sizeof(*scsi_cmd)); 3683 3684 scsi_cmd->opcode = SET_CD_SPEED; 3685 scsi_ulto2b(rdspeed, scsi_cmd->readspeed); 3686 scsi_ulto2b(wrspeed, scsi_cmd->writespeed); 3687 3688 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3689 /*sense_flags*/SF_RETRY_UA); 3690 3691 xpt_release_ccb(ccb); 3692 3693 return(error); 3694 } 3695 3696 static int 3697 cdreportkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3698 { 3699 union ccb *ccb; 3700 u_int8_t *databuf; 3701 u_int32_t lba; 3702 int error; 3703 int length; 3704 3705 error = 0; 3706 databuf = NULL; 3707 lba = 0; 3708 3709 switch (authinfo->format) { 3710 case DVD_REPORT_AGID: 3711 length = sizeof(struct scsi_report_key_data_agid); 3712 break; 3713 case DVD_REPORT_CHALLENGE: 3714 length = sizeof(struct scsi_report_key_data_challenge); 3715 break; 3716 case DVD_REPORT_KEY1: 3717 length = sizeof(struct scsi_report_key_data_key1_key2); 3718 break; 3719 case DVD_REPORT_TITLE_KEY: 3720 length = sizeof(struct scsi_report_key_data_title); 3721 /* The lba field is only set for the title key */ 3722 lba = authinfo->lba; 3723 break; 3724 case DVD_REPORT_ASF: 3725 length = sizeof(struct scsi_report_key_data_asf); 3726 break; 3727 case DVD_REPORT_RPC: 3728 length = sizeof(struct scsi_report_key_data_rpc); 3729 break; 3730 case DVD_INVALIDATE_AGID: 3731 length = 0; 3732 break; 3733 default: 3734 return (EINVAL); 3735 } 3736 3737 if (length != 0) { 3738 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3739 } else 3740 databuf = NULL; 3741 3742 cam_periph_lock(periph); 3743 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3744 3745 scsi_report_key(&ccb->csio, 3746 /* retries */ cd_retry_count, 3747 /* cbfcnp */ NULL, 3748 /* tag_action */ MSG_SIMPLE_Q_TAG, 3749 /* lba */ lba, 3750 /* agid */ authinfo->agid, 3751 /* key_format */ authinfo->format, 3752 /* data_ptr */ databuf, 3753 /* dxfer_len */ length, 3754 /* sense_len */ SSD_FULL_SIZE, 3755 /* timeout */ 50000); 3756 3757 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3758 /*sense_flags*/SF_RETRY_UA); 3759 3760 if (error != 0) 3761 goto bailout; 3762 3763 if (ccb->csio.resid != 0) { 3764 xpt_print(periph->path, "warning, residual for report key " 3765 "command is %d\n", ccb->csio.resid); 3766 } 3767 3768 switch(authinfo->format) { 3769 case DVD_REPORT_AGID: { 3770 struct scsi_report_key_data_agid *agid_data; 3771 3772 agid_data = (struct scsi_report_key_data_agid *)databuf; 3773 3774 authinfo->agid = (agid_data->agid & RKD_AGID_MASK) >> 3775 RKD_AGID_SHIFT; 3776 break; 3777 } 3778 case DVD_REPORT_CHALLENGE: { 3779 struct scsi_report_key_data_challenge *chal_data; 3780 3781 chal_data = (struct scsi_report_key_data_challenge *)databuf; 3782 3783 bcopy(chal_data->challenge_key, authinfo->keychal, 3784 min(sizeof(chal_data->challenge_key), 3785 sizeof(authinfo->keychal))); 3786 break; 3787 } 3788 case DVD_REPORT_KEY1: { 3789 struct scsi_report_key_data_key1_key2 *key1_data; 3790 3791 key1_data = (struct scsi_report_key_data_key1_key2 *)databuf; 3792 3793 bcopy(key1_data->key1, authinfo->keychal, 3794 min(sizeof(key1_data->key1), sizeof(authinfo->keychal))); 3795 break; 3796 } 3797 case DVD_REPORT_TITLE_KEY: { 3798 struct scsi_report_key_data_title *title_data; 3799 3800 title_data = (struct scsi_report_key_data_title *)databuf; 3801 3802 authinfo->cpm = (title_data->byte0 & RKD_TITLE_CPM) >> 3803 RKD_TITLE_CPM_SHIFT; 3804 authinfo->cp_sec = (title_data->byte0 & RKD_TITLE_CP_SEC) >> 3805 RKD_TITLE_CP_SEC_SHIFT; 3806 authinfo->cgms = (title_data->byte0 & RKD_TITLE_CMGS_MASK) >> 3807 RKD_TITLE_CMGS_SHIFT; 3808 bcopy(title_data->title_key, authinfo->keychal, 3809 min(sizeof(title_data->title_key), 3810 sizeof(authinfo->keychal))); 3811 break; 3812 } 3813 case DVD_REPORT_ASF: { 3814 struct scsi_report_key_data_asf *asf_data; 3815 3816 asf_data = (struct scsi_report_key_data_asf *)databuf; 3817 3818 authinfo->asf = asf_data->success & RKD_ASF_SUCCESS; 3819 break; 3820 } 3821 case DVD_REPORT_RPC: { 3822 struct scsi_report_key_data_rpc *rpc_data; 3823 3824 rpc_data = (struct scsi_report_key_data_rpc *)databuf; 3825 3826 authinfo->reg_type = (rpc_data->byte4 & RKD_RPC_TYPE_MASK) >> 3827 RKD_RPC_TYPE_SHIFT; 3828 authinfo->vend_rsts = 3829 (rpc_data->byte4 & RKD_RPC_VENDOR_RESET_MASK) >> 3830 RKD_RPC_VENDOR_RESET_SHIFT; 3831 authinfo->user_rsts = rpc_data->byte4 & RKD_RPC_USER_RESET_MASK; 3832 authinfo->region = rpc_data->region_mask; 3833 authinfo->rpc_scheme = rpc_data->rpc_scheme1; 3834 break; 3835 } 3836 case DVD_INVALIDATE_AGID: 3837 break; 3838 default: 3839 /* This should be impossible, since we checked above */ 3840 error = EINVAL; 3841 goto bailout; 3842 break; /* NOTREACHED */ 3843 } 3844 3845 bailout: 3846 xpt_release_ccb(ccb); 3847 cam_periph_unlock(periph); 3848 3849 if (databuf != NULL) 3850 free(databuf, M_DEVBUF); 3851 3852 return(error); 3853 } 3854 3855 static int 3856 cdsendkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 3857 { 3858 union ccb *ccb; 3859 u_int8_t *databuf; 3860 int length; 3861 int error; 3862 3863 error = 0; 3864 databuf = NULL; 3865 3866 switch(authinfo->format) { 3867 case DVD_SEND_CHALLENGE: { 3868 struct scsi_report_key_data_challenge *challenge_data; 3869 3870 length = sizeof(*challenge_data); 3871 3872 challenge_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3873 3874 databuf = (u_int8_t *)challenge_data; 3875 3876 scsi_ulto2b(length - sizeof(challenge_data->data_len), 3877 challenge_data->data_len); 3878 3879 bcopy(authinfo->keychal, challenge_data->challenge_key, 3880 min(sizeof(authinfo->keychal), 3881 sizeof(challenge_data->challenge_key))); 3882 break; 3883 } 3884 case DVD_SEND_KEY2: { 3885 struct scsi_report_key_data_key1_key2 *key2_data; 3886 3887 length = sizeof(*key2_data); 3888 3889 key2_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3890 3891 databuf = (u_int8_t *)key2_data; 3892 3893 scsi_ulto2b(length - sizeof(key2_data->data_len), 3894 key2_data->data_len); 3895 3896 bcopy(authinfo->keychal, key2_data->key1, 3897 min(sizeof(authinfo->keychal), sizeof(key2_data->key1))); 3898 3899 break; 3900 } 3901 case DVD_SEND_RPC: { 3902 struct scsi_send_key_data_rpc *rpc_data; 3903 3904 length = sizeof(*rpc_data); 3905 3906 rpc_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 3907 3908 databuf = (u_int8_t *)rpc_data; 3909 3910 scsi_ulto2b(length - sizeof(rpc_data->data_len), 3911 rpc_data->data_len); 3912 3913 rpc_data->region_code = authinfo->region; 3914 break; 3915 } 3916 default: 3917 return (EINVAL); 3918 } 3919 3920 cam_periph_lock(periph); 3921 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 3922 3923 scsi_send_key(&ccb->csio, 3924 /* retries */ cd_retry_count, 3925 /* cbfcnp */ NULL, 3926 /* tag_action */ MSG_SIMPLE_Q_TAG, 3927 /* agid */ authinfo->agid, 3928 /* key_format */ authinfo->format, 3929 /* data_ptr */ databuf, 3930 /* dxfer_len */ length, 3931 /* sense_len */ SSD_FULL_SIZE, 3932 /* timeout */ 50000); 3933 3934 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3935 /*sense_flags*/SF_RETRY_UA); 3936 3937 xpt_release_ccb(ccb); 3938 cam_periph_unlock(periph); 3939 3940 if (databuf != NULL) 3941 free(databuf, M_DEVBUF); 3942 3943 return(error); 3944 } 3945 3946 static int 3947 cdreaddvdstructure(struct cam_periph *periph, struct dvd_struct *dvdstruct) 3948 { 3949 union ccb *ccb; 3950 u_int8_t *databuf; 3951 u_int32_t address; 3952 int error; 3953 int length; 3954 3955 error = 0; 3956 databuf = NULL; 3957 /* The address is reserved for many of the formats */ 3958 address = 0; 3959 3960 switch(dvdstruct->format) { 3961 case DVD_STRUCT_PHYSICAL: 3962 length = sizeof(struct scsi_read_dvd_struct_data_physical); 3963 break; 3964 case DVD_STRUCT_COPYRIGHT: 3965 length = sizeof(struct scsi_read_dvd_struct_data_copyright); 3966 break; 3967 case DVD_STRUCT_DISCKEY: 3968 length = sizeof(struct scsi_read_dvd_struct_data_disc_key); 3969 break; 3970 case DVD_STRUCT_BCA: 3971 length = sizeof(struct scsi_read_dvd_struct_data_bca); 3972 break; 3973 case DVD_STRUCT_MANUFACT: 3974 length = sizeof(struct scsi_read_dvd_struct_data_manufacturer); 3975 break; 3976 case DVD_STRUCT_CMI: 3977 return (ENODEV); 3978 case DVD_STRUCT_PROTDISCID: 3979 length = sizeof(struct scsi_read_dvd_struct_data_prot_discid); 3980 break; 3981 case DVD_STRUCT_DISCKEYBLOCK: 3982 length = sizeof(struct scsi_read_dvd_struct_data_disc_key_blk); 3983 break; 3984 case DVD_STRUCT_DDS: 3985 length = sizeof(struct scsi_read_dvd_struct_data_dds); 3986 break; 3987 case DVD_STRUCT_MEDIUM_STAT: 3988 length = sizeof(struct scsi_read_dvd_struct_data_medium_status); 3989 break; 3990 case DVD_STRUCT_SPARE_AREA: 3991 length = sizeof(struct scsi_read_dvd_struct_data_spare_area); 3992 break; 3993 case DVD_STRUCT_RMD_LAST: 3994 return (ENODEV); 3995 case DVD_STRUCT_RMD_RMA: 3996 return (ENODEV); 3997 case DVD_STRUCT_PRERECORDED: 3998 length = sizeof(struct scsi_read_dvd_struct_data_leadin); 3999 break; 4000 case DVD_STRUCT_UNIQUEID: 4001 length = sizeof(struct scsi_read_dvd_struct_data_disc_id); 4002 break; 4003 case DVD_STRUCT_DCB: 4004 return (ENODEV); 4005 case DVD_STRUCT_LIST: 4006 /* 4007 * This is the maximum allocation length for the READ DVD 4008 * STRUCTURE command. There's nothing in the MMC3 spec 4009 * that indicates a limit in the amount of data that can 4010 * be returned from this call, other than the limits 4011 * imposed by the 2-byte length variables. 4012 */ 4013 length = 65535; 4014 break; 4015 default: 4016 return (EINVAL); 4017 } 4018 4019 if (length != 0) { 4020 databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 4021 } else 4022 databuf = NULL; 4023 4024 cam_periph_lock(periph); 4025 ccb = cam_periph_getccb(periph, CAM_PRIORITY_NORMAL); 4026 4027 scsi_read_dvd_structure(&ccb->csio, 4028 /* retries */ cd_retry_count, 4029 /* cbfcnp */ NULL, 4030 /* tag_action */ MSG_SIMPLE_Q_TAG, 4031 /* lba */ address, 4032 /* layer_number */ dvdstruct->layer_num, 4033 /* key_format */ dvdstruct->format, 4034 /* agid */ dvdstruct->agid, 4035 /* data_ptr */ databuf, 4036 /* dxfer_len */ length, 4037 /* sense_len */ SSD_FULL_SIZE, 4038 /* timeout */ 50000); 4039 4040 error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 4041 /*sense_flags*/SF_RETRY_UA); 4042 4043 if (error != 0) 4044 goto bailout; 4045 4046 switch(dvdstruct->format) { 4047 case DVD_STRUCT_PHYSICAL: { 4048 struct scsi_read_dvd_struct_data_layer_desc *inlayer; 4049 struct dvd_layer *outlayer; 4050 struct scsi_read_dvd_struct_data_physical *phys_data; 4051 4052 phys_data = 4053 (struct scsi_read_dvd_struct_data_physical *)databuf; 4054 inlayer = &phys_data->layer_desc; 4055 outlayer = (struct dvd_layer *)&dvdstruct->data; 4056 4057 dvdstruct->length = sizeof(*inlayer); 4058 4059 outlayer->book_type = (inlayer->book_type_version & 4060 RDSD_BOOK_TYPE_MASK) >> RDSD_BOOK_TYPE_SHIFT; 4061 outlayer->book_version = (inlayer->book_type_version & 4062 RDSD_BOOK_VERSION_MASK); 4063 outlayer->disc_size = (inlayer->disc_size_max_rate & 4064 RDSD_DISC_SIZE_MASK) >> RDSD_DISC_SIZE_SHIFT; 4065 outlayer->max_rate = (inlayer->disc_size_max_rate & 4066 RDSD_MAX_RATE_MASK); 4067 outlayer->nlayers = (inlayer->layer_info & 4068 RDSD_NUM_LAYERS_MASK) >> RDSD_NUM_LAYERS_SHIFT; 4069 outlayer->track_path = (inlayer->layer_info & 4070 RDSD_TRACK_PATH_MASK) >> RDSD_TRACK_PATH_SHIFT; 4071 outlayer->layer_type = (inlayer->layer_info & 4072 RDSD_LAYER_TYPE_MASK); 4073 outlayer->linear_density = (inlayer->density & 4074 RDSD_LIN_DENSITY_MASK) >> RDSD_LIN_DENSITY_SHIFT; 4075 outlayer->track_density = (inlayer->density & 4076 RDSD_TRACK_DENSITY_MASK); 4077 outlayer->bca = (inlayer->bca & RDSD_BCA_MASK) >> 4078 RDSD_BCA_SHIFT; 4079 outlayer->start_sector = scsi_3btoul(inlayer->main_data_start); 4080 outlayer->end_sector = scsi_3btoul(inlayer->main_data_end); 4081 outlayer->end_sector_l0 = 4082 scsi_3btoul(inlayer->end_sector_layer0); 4083 break; 4084 } 4085 case DVD_STRUCT_COPYRIGHT: { 4086 struct scsi_read_dvd_struct_data_copyright *copy_data; 4087 4088 copy_data = (struct scsi_read_dvd_struct_data_copyright *) 4089 databuf; 4090 4091 dvdstruct->cpst = copy_data->cps_type; 4092 dvdstruct->rmi = copy_data->region_info; 4093 dvdstruct->length = 0; 4094 4095 break; 4096 } 4097 default: 4098 /* 4099 * Tell the user what the overall length is, no matter 4100 * what we can actually fit in the data buffer. 4101 */ 4102 dvdstruct->length = length - ccb->csio.resid - 4103 sizeof(struct scsi_read_dvd_struct_data_header); 4104 4105 /* 4106 * But only actually copy out the smaller of what we read 4107 * in or what the structure can take. 4108 */ 4109 bcopy(databuf + sizeof(struct scsi_read_dvd_struct_data_header), 4110 dvdstruct->data, 4111 min(sizeof(dvdstruct->data), dvdstruct->length)); 4112 break; 4113 } 4114 4115 bailout: 4116 xpt_release_ccb(ccb); 4117 cam_periph_unlock(periph); 4118 4119 if (databuf != NULL) 4120 free(databuf, M_DEVBUF); 4121 4122 return(error); 4123 } 4124 4125 void 4126 scsi_report_key(struct ccb_scsiio *csio, u_int32_t retries, 4127 void (*cbfcnp)(struct cam_periph *, union ccb *), 4128 u_int8_t tag_action, u_int32_t lba, u_int8_t agid, 4129 u_int8_t key_format, u_int8_t *data_ptr, u_int32_t dxfer_len, 4130 u_int8_t sense_len, u_int32_t timeout) 4131 { 4132 struct scsi_report_key *scsi_cmd; 4133 4134 scsi_cmd = (struct scsi_report_key *)&csio->cdb_io.cdb_bytes; 4135 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4136 scsi_cmd->opcode = REPORT_KEY; 4137 scsi_ulto4b(lba, scsi_cmd->lba); 4138 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 4139 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 4140 (key_format & RK_KF_KEYFORMAT_MASK); 4141 4142 cam_fill_csio(csio, 4143 retries, 4144 cbfcnp, 4145 /*flags*/ (dxfer_len == 0) ? CAM_DIR_NONE : CAM_DIR_IN, 4146 tag_action, 4147 /*data_ptr*/ data_ptr, 4148 /*dxfer_len*/ dxfer_len, 4149 sense_len, 4150 sizeof(*scsi_cmd), 4151 timeout); 4152 } 4153 4154 void 4155 scsi_send_key(struct ccb_scsiio *csio, u_int32_t retries, 4156 void (*cbfcnp)(struct cam_periph *, union ccb *), 4157 u_int8_t tag_action, u_int8_t agid, u_int8_t key_format, 4158 u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 4159 u_int32_t timeout) 4160 { 4161 struct scsi_send_key *scsi_cmd; 4162 4163 scsi_cmd = (struct scsi_send_key *)&csio->cdb_io.cdb_bytes; 4164 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4165 scsi_cmd->opcode = SEND_KEY; 4166 4167 scsi_ulto2b(dxfer_len, scsi_cmd->param_len); 4168 scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 4169 (key_format & RK_KF_KEYFORMAT_MASK); 4170 4171 cam_fill_csio(csio, 4172 retries, 4173 cbfcnp, 4174 /*flags*/ CAM_DIR_OUT, 4175 tag_action, 4176 /*data_ptr*/ data_ptr, 4177 /*dxfer_len*/ dxfer_len, 4178 sense_len, 4179 sizeof(*scsi_cmd), 4180 timeout); 4181 } 4182 4183 void 4184 scsi_read_dvd_structure(struct ccb_scsiio *csio, u_int32_t retries, 4185 void (*cbfcnp)(struct cam_periph *, union ccb *), 4186 u_int8_t tag_action, u_int32_t address, 4187 u_int8_t layer_number, u_int8_t format, u_int8_t agid, 4188 u_int8_t *data_ptr, u_int32_t dxfer_len, 4189 u_int8_t sense_len, u_int32_t timeout) 4190 { 4191 struct scsi_read_dvd_structure *scsi_cmd; 4192 4193 scsi_cmd = (struct scsi_read_dvd_structure *)&csio->cdb_io.cdb_bytes; 4194 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4195 scsi_cmd->opcode = READ_DVD_STRUCTURE; 4196 4197 scsi_ulto4b(address, scsi_cmd->address); 4198 scsi_cmd->layer_number = layer_number; 4199 scsi_cmd->format = format; 4200 scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 4201 /* The AGID is the top two bits of this byte */ 4202 scsi_cmd->agid = agid << 6; 4203 4204 cam_fill_csio(csio, 4205 retries, 4206 cbfcnp, 4207 /*flags*/ CAM_DIR_IN, 4208 tag_action, 4209 /*data_ptr*/ data_ptr, 4210 /*dxfer_len*/ dxfer_len, 4211 sense_len, 4212 sizeof(*scsi_cmd), 4213 timeout); 4214 } 4215 4216 void 4217 scsi_read_toc(struct ccb_scsiio *csio, uint32_t retries, 4218 void (*cbfcnp)(struct cam_periph *, union ccb *), 4219 uint8_t tag_action, uint8_t byte1_flags, uint8_t format, 4220 uint8_t track, uint8_t *data_ptr, uint32_t dxfer_len, 4221 int sense_len, int timeout) 4222 { 4223 struct scsi_read_toc *scsi_cmd; 4224 4225 scsi_cmd = (struct scsi_read_toc *)&csio->cdb_io.cdb_bytes; 4226 bzero(scsi_cmd, sizeof(*scsi_cmd)); 4227 scsi_cmd->op_code = READ_TOC; 4228 4229 /* 4230 * The structure is counting from 1, the function counting from 0. 4231 * The spec counts from 0. In MMC-6, there is only one flag, the 4232 * MSF flag. But we put the whole byte in for a bit a future-proofing. 4233 */ 4234 scsi_cmd->byte2 = byte1_flags; 4235 scsi_cmd->format = format; 4236 scsi_cmd->from_track = track; 4237 scsi_ulto2b(dxfer_len, scsi_cmd->data_len); 4238 4239 cam_fill_csio(csio, 4240 /* retries */ retries, 4241 /* cbfcnp */ cbfcnp, 4242 /* flags */ CAM_DIR_IN, 4243 /* tag_action */ tag_action, 4244 /* data_ptr */ data_ptr, 4245 /* dxfer_len */ dxfer_len, 4246 /* sense_len */ sense_len, 4247 sizeof(*scsi_cmd), 4248 /* timeout */ timeout); 4249 } 4250