scsi_cd.c revision 169562
1139743Simp/*- 239213Sgibbs * Copyright (c) 1997 Justin T. Gibbs. 3111206Sken * Copyright (c) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Kenneth D. Merry. 439213Sgibbs * All rights reserved. 539213Sgibbs * 639213Sgibbs * Redistribution and use in source and binary forms, with or without 739213Sgibbs * modification, are permitted provided that the following conditions 839213Sgibbs * are met: 939213Sgibbs * 1. Redistributions of source code must retain the above copyright 1039213Sgibbs * notice, this list of conditions, and the following disclaimer, 1139213Sgibbs * without modification, immediately at the beginning of the file. 1239213Sgibbs * 2. The name of the author may not be used to endorse or promote products 1339213Sgibbs * derived from this software without specific prior written permission. 1439213Sgibbs * 1539213Sgibbs * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1639213Sgibbs * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1739213Sgibbs * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1839213Sgibbs * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 1939213Sgibbs * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2039213Sgibbs * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2139213Sgibbs * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2239213Sgibbs * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2339213Sgibbs * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2439213Sgibbs * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2539213Sgibbs * SUCH DAMAGE. 2639213Sgibbs */ 27116162Sobrien 28139743Simp/*- 2939213Sgibbs * Portions of this driver taken from the original FreeBSD cd driver. 3039213Sgibbs * Written by Julian Elischer (julian@tfs.com) 3139213Sgibbs * for TRW Financial Systems for use under the MACH(2.5) operating system. 3239213Sgibbs * 3339213Sgibbs * TRW Financial Systems, in accordance with their agreement with Carnegie 3439213Sgibbs * Mellon University, makes this software available to CMU to distribute 3539213Sgibbs * or use in any manner that they see fit as long as this message is kept with 3639213Sgibbs * the software. For this reason TFS also grants any other persons or 3739213Sgibbs * organisations permission to use or modify this software. 3839213Sgibbs * 3939213Sgibbs * TFS supplies this software to be publicly redistributed 4039213Sgibbs * on the understanding that TFS is not responsible for the correct 4139213Sgibbs * functioning of this software in any circumstances. 4239213Sgibbs * 4339213Sgibbs * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 4439213Sgibbs * 4539213Sgibbs * from: cd.c,v 1.83 1997/05/04 15:24:22 joerg Exp $ 4639213Sgibbs */ 4739213Sgibbs 48116162Sobrien#include <sys/cdefs.h> 49116162Sobrien__FBSDID("$FreeBSD: head/sys/cam/scsi/scsi_cd.c 169562 2007-05-14 21:48:53Z scottl $"); 50116162Sobrien 5140020Sken#include "opt_cd.h" 5239213Sgibbs 5339213Sgibbs#include <sys/param.h> 5439213Sgibbs#include <sys/systm.h> 5539213Sgibbs#include <sys/kernel.h> 5660041Sphk#include <sys/bio.h> 5751836Sphk#include <sys/conf.h> 5851836Sphk#include <sys/disk.h> 5939213Sgibbs#include <sys/malloc.h> 6039213Sgibbs#include <sys/cdio.h> 61105421Snjl#include <sys/cdrio.h> 6260422Sken#include <sys/dvdio.h> 6339213Sgibbs#include <sys/devicestat.h> 6439213Sgibbs#include <sys/sysctl.h> 65119708Sken#include <sys/taskqueue.h> 66120599Sphk#include <geom/geom_disk.h> 6739213Sgibbs 6839213Sgibbs#include <cam/cam.h> 6939213Sgibbs#include <cam/cam_ccb.h> 7039213Sgibbs#include <cam/cam_periph.h> 7139213Sgibbs#include <cam/cam_xpt_periph.h> 7239213Sgibbs#include <cam/cam_queue.h> 73168752Sscottl#include <cam/cam_sim.h> 7439213Sgibbs 7539213Sgibbs#include <cam/scsi/scsi_message.h> 7639213Sgibbs#include <cam/scsi/scsi_da.h> 7739213Sgibbs#include <cam/scsi/scsi_cd.h> 7839213Sgibbs 7939213Sgibbs#define LEADOUT 0xaa /* leadout toc entry */ 8039213Sgibbs 8139213Sgibbsstruct cd_params { 8239213Sgibbs u_int32_t blksize; 8339213Sgibbs u_long disksize; 8439213Sgibbs}; 8539213Sgibbs 8639213Sgibbstypedef enum { 87111206Sken CD_Q_NONE = 0x00, 88111206Sken CD_Q_NO_TOUCH = 0x01, 89111206Sken CD_Q_BCD_TRACKS = 0x02, 90111206Sken CD_Q_NO_CHANGER = 0x04, 91111206Sken CD_Q_CHANGER = 0x08, 92111206Sken CD_Q_10_BYTE_ONLY = 0x10 9339213Sgibbs} cd_quirks; 9439213Sgibbs 9539213Sgibbstypedef enum { 96120884Sthomas CD_FLAG_INVALID = 0x0001, 97120884Sthomas CD_FLAG_NEW_DISC = 0x0002, 98120884Sthomas CD_FLAG_DISC_LOCKED = 0x0004, 99120884Sthomas CD_FLAG_DISC_REMOVABLE = 0x0008, 100120884Sthomas CD_FLAG_TAGGED_QUEUING = 0x0010, 101120884Sthomas CD_FLAG_CHANGER = 0x0040, 102120884Sthomas CD_FLAG_ACTIVE = 0x0080, 103120884Sthomas CD_FLAG_SCHED_ON_COMP = 0x0100, 104120884Sthomas CD_FLAG_RETRY_UA = 0x0200, 105120884Sthomas CD_FLAG_VALID_MEDIA = 0x0400, 106120884Sthomas CD_FLAG_VALID_TOC = 0x0800, 107168752Sscottl CD_FLAG_SCTX_INIT = 0x1000, 108168752Sscottl CD_FLAG_OPEN = 0x2000 10939213Sgibbs} cd_flags; 11039213Sgibbs 11139213Sgibbstypedef enum { 11239213Sgibbs CD_CCB_PROBE = 0x01, 11339213Sgibbs CD_CCB_BUFFER_IO = 0x02, 11439213Sgibbs CD_CCB_WAITING = 0x03, 11539213Sgibbs CD_CCB_TYPE_MASK = 0x0F, 11639213Sgibbs CD_CCB_RETRY_UA = 0x10 11739213Sgibbs} cd_ccb_state; 11839213Sgibbs 11939213Sgibbstypedef enum { 12039213Sgibbs CHANGER_TIMEOUT_SCHED = 0x01, 12139213Sgibbs CHANGER_SHORT_TMOUT_SCHED = 0x02, 12239213Sgibbs CHANGER_MANUAL_CALL = 0x04, 12339213Sgibbs CHANGER_NEED_TIMEOUT = 0x08 12439213Sgibbs} cd_changer_flags; 12539213Sgibbs 12639213Sgibbs#define ccb_state ppriv_field0 12739213Sgibbs#define ccb_bp ppriv_ptr1 12839213Sgibbs 129111206Skenstruct cd_tocdata { 130111206Sken struct ioc_toc_header header; 131111206Sken struct cd_toc_entry entries[100]; 132111206Sken}; 133111206Sken 134111206Skenstruct cd_toc_single { 135111206Sken struct ioc_toc_header header; 136111206Sken struct cd_toc_entry entry; 137111206Sken}; 138111206Sken 13939213Sgibbstypedef enum { 14039213Sgibbs CD_STATE_PROBE, 14139213Sgibbs CD_STATE_NORMAL 14239213Sgibbs} cd_state; 14339213Sgibbs 14439213Sgibbsstruct cd_softc { 14539213Sgibbs cam_pinfo pinfo; 14639213Sgibbs cd_state state; 14746581Sken volatile cd_flags flags; 14859249Sphk struct bio_queue_head bio_queue; 14960938Sjake LIST_HEAD(, ccb_hdr) pending_ccbs; 15039213Sgibbs struct cd_params params; 15139213Sgibbs union ccb saved_ccb; 15239213Sgibbs cd_quirks quirks; 15360938Sjake STAILQ_ENTRY(cd_softc) changer_links; 15439213Sgibbs struct cdchanger *changer; 15539213Sgibbs int bufs_left; 15639213Sgibbs struct cam_periph *periph; 157111206Sken int minimum_command_size; 158112262Sphk int outstanding_cmds; 159119708Sken struct task sysctl_task; 160111206Sken struct sysctl_ctx_list sysctl_ctx; 161111206Sken struct sysctl_oid *sysctl_tree; 162111206Sken STAILQ_HEAD(, cd_mode_params) mode_queue; 163111206Sken struct cd_tocdata toc; 164125975Sphk struct disk *disk; 16539213Sgibbs}; 16639213Sgibbs 167111206Skenstruct cd_page_sizes { 168111206Sken int page; 169111206Sken int page_size; 170111206Sken}; 171111206Sken 172111206Skenstatic struct cd_page_sizes cd_page_size_table[] = 173111206Sken{ 174111206Sken { AUDIO_PAGE, sizeof(struct cd_audio_page)} 175111206Sken}; 176111206Sken 17739213Sgibbsstruct cd_quirk_entry { 17839213Sgibbs struct scsi_inquiry_pattern inq_pat; 17939213Sgibbs cd_quirks quirks; 18039213Sgibbs}; 18139213Sgibbs 18239213Sgibbs/* 183111206Sken * The changer quirk entries aren't strictly necessary. Basically, what 184111206Sken * they do is tell cdregister() up front that a device is a changer. 185111206Sken * Otherwise, it will figure that fact out once it sees a LUN on the device 186111206Sken * that is greater than 0. If it is known up front that a device is a changer, 187111206Sken * all I/O to the device will go through the changer scheduling routines, as 18839213Sgibbs * opposed to the "normal" CD code. 189111206Sken * 190111206Sken * NOTE ON 10_BYTE_ONLY quirks: Any 10_BYTE_ONLY quirks MUST be because 191111206Sken * your device hangs when it gets a 10 byte command. Adding a quirk just 192111206Sken * to get rid of the informative diagnostic message is not acceptable. All 193111206Sken * 10_BYTE_ONLY quirks must be documented in full in a PR (which should be 194111206Sken * referenced in a comment along with the quirk) , and must be approved by 195111206Sken * ken@FreeBSD.org. Any quirks added that don't adhere to this policy may 196111206Sken * be removed until the submitter can explain why they are needed. 197111206Sken * 10_BYTE_ONLY quirks will be removed (as they will no longer be necessary) 198111206Sken * when the CAM_NEW_TRAN_CODE work is done. 19939213Sgibbs */ 20039213Sgibbsstatic struct cd_quirk_entry cd_quirk_table[] = 20139213Sgibbs{ 20239213Sgibbs { 20339213Sgibbs { T_CDROM, SIP_MEDIA_REMOVABLE, "NRC", "MBR-7", "*"}, 20439213Sgibbs /*quirks*/ CD_Q_CHANGER 20539213Sgibbs }, 20639213Sgibbs { 20754451Sken { T_CDROM, SIP_MEDIA_REMOVABLE, "PIONEER", "CD-ROM DRM*", 20839213Sgibbs "*"}, /* quirks */ CD_Q_CHANGER 20940262Sken }, 21040262Sken { 21167752Sken { T_CDROM, SIP_MEDIA_REMOVABLE, "NAKAMICH", "MJ-*", "*"}, 21267752Sken /* quirks */ CD_Q_CHANGER 21367752Sken }, 21467752Sken { 21540262Sken { T_CDROM, SIP_MEDIA_REMOVABLE, "CHINON", "CD-ROM CDS-535","*"}, 21640262Sken /* quirks */ CD_Q_BCD_TRACKS 21739213Sgibbs } 21839213Sgibbs}; 21939213Sgibbs 220120599Sphkstatic disk_open_t cdopen; 221120599Sphkstatic disk_close_t cdclose; 222120599Sphkstatic disk_ioctl_t cdioctl; 223120599Sphkstatic disk_strategy_t cdstrategy; 22439213Sgibbs 22539213Sgibbsstatic periph_init_t cdinit; 22639213Sgibbsstatic periph_ctor_t cdregister; 22739213Sgibbsstatic periph_dtor_t cdcleanup; 22839213Sgibbsstatic periph_start_t cdstart; 22940603Skenstatic periph_oninv_t cdoninvalidate; 23039213Sgibbsstatic void cdasync(void *callback_arg, u_int32_t code, 23139213Sgibbs struct cam_path *path, void *arg); 232111206Skenstatic int cdcmdsizesysctl(SYSCTL_HANDLER_ARGS); 23339213Sgibbsstatic void cdshorttimeout(void *arg); 23439213Sgibbsstatic void cdschedule(struct cam_periph *periph, int priority); 23539213Sgibbsstatic void cdrunchangerqueue(void *arg); 23639213Sgibbsstatic void cdchangerschedule(struct cd_softc *softc); 23739213Sgibbsstatic int cdrunccb(union ccb *ccb, 23839213Sgibbs int (*error_routine)(union ccb *ccb, 23939213Sgibbs u_int32_t cam_flags, 24039213Sgibbs u_int32_t sense_flags), 24139213Sgibbs u_int32_t cam_flags, u_int32_t sense_flags); 242111206Skenstatic union ccb *cdgetccb(struct cam_periph *periph, 24339213Sgibbs u_int32_t priority); 24439213Sgibbsstatic void cddone(struct cam_periph *periph, 24539213Sgibbs union ccb *start_ccb); 246111206Skenstatic union cd_pages *cdgetpage(struct cd_mode_params *mode_params); 247111206Skenstatic int cdgetpagesize(int page_num); 248111206Skenstatic void cdprevent(struct cam_periph *periph, int action); 249111206Skenstatic int cdcheckmedia(struct cam_periph *periph); 250111206Skenstatic int cdsize(struct cam_periph *periph, u_int32_t *size); 251111206Skenstatic int cd6byteworkaround(union ccb *ccb); 25239213Sgibbsstatic int cderror(union ccb *ccb, u_int32_t cam_flags, 25339213Sgibbs u_int32_t sense_flags); 25439213Sgibbsstatic int cdreadtoc(struct cam_periph *periph, u_int32_t mode, 255111206Sken u_int32_t start, u_int8_t *data, 256111206Sken u_int32_t len, u_int32_t sense_flags); 25739213Sgibbsstatic int cdgetmode(struct cam_periph *periph, 258111206Sken struct cd_mode_params *data, u_int32_t page); 25939213Sgibbsstatic int cdsetmode(struct cam_periph *periph, 260111206Sken struct cd_mode_params *data); 26139213Sgibbsstatic int cdplay(struct cam_periph *periph, u_int32_t blk, 26239213Sgibbs u_int32_t len); 26339213Sgibbsstatic int cdreadsubchannel(struct cam_periph *periph, 26439213Sgibbs u_int32_t mode, u_int32_t format, 26539213Sgibbs int track, 26639213Sgibbs struct cd_sub_channel_info *data, 26739213Sgibbs u_int32_t len); 26839213Sgibbsstatic int cdplaymsf(struct cam_periph *periph, u_int32_t startm, 26939213Sgibbs u_int32_t starts, u_int32_t startf, 27039213Sgibbs u_int32_t endm, u_int32_t ends, 27139213Sgibbs u_int32_t endf); 27239213Sgibbsstatic int cdplaytracks(struct cam_periph *periph, 27339213Sgibbs u_int32_t strack, u_int32_t sindex, 27439213Sgibbs u_int32_t etrack, u_int32_t eindex); 27539213Sgibbsstatic int cdpause(struct cam_periph *periph, u_int32_t go); 27639213Sgibbsstatic int cdstopunit(struct cam_periph *periph, u_int32_t eject); 277111206Skenstatic int cdstartunit(struct cam_periph *periph, int load); 278105421Snjlstatic int cdsetspeed(struct cam_periph *periph, 279105421Snjl u_int32_t rdspeed, u_int32_t wrspeed); 28060422Skenstatic int cdreportkey(struct cam_periph *periph, 28160422Sken struct dvd_authinfo *authinfo); 28260422Skenstatic int cdsendkey(struct cam_periph *periph, 28360422Sken struct dvd_authinfo *authinfo); 28460422Skenstatic int cdreaddvdstructure(struct cam_periph *periph, 28560422Sken struct dvd_struct *dvdstruct); 28639213Sgibbs 28739213Sgibbsstatic struct periph_driver cddriver = 28839213Sgibbs{ 28939213Sgibbs cdinit, "cd", 29039213Sgibbs TAILQ_HEAD_INITIALIZER(cddriver.units), /* generation */ 0 29139213Sgibbs}; 29239213Sgibbs 29372119SpeterPERIPHDRIVER_DECLARE(cd, cddriver); 29439213Sgibbs 29539213Sgibbs#ifndef CHANGER_MIN_BUSY_SECONDS 29646747Sken#define CHANGER_MIN_BUSY_SECONDS 5 29739213Sgibbs#endif 29839213Sgibbs#ifndef CHANGER_MAX_BUSY_SECONDS 29946747Sken#define CHANGER_MAX_BUSY_SECONDS 15 30039213Sgibbs#endif 30139213Sgibbs 30239213Sgibbsstatic int changer_min_busy_seconds = CHANGER_MIN_BUSY_SECONDS; 30339213Sgibbsstatic int changer_max_busy_seconds = CHANGER_MAX_BUSY_SECONDS; 30439213Sgibbs 30539213SgibbsSYSCTL_NODE(_kern_cam, OID_AUTO, cd, CTLFLAG_RD, 0, "CAM CDROM driver"); 30639213SgibbsSYSCTL_NODE(_kern_cam_cd, OID_AUTO, changer, CTLFLAG_RD, 0, "CD Changer"); 30739213SgibbsSYSCTL_INT(_kern_cam_cd_changer, OID_AUTO, min_busy_seconds, CTLFLAG_RW, 30839213Sgibbs &changer_min_busy_seconds, 0, "Minimum changer scheduling quantum"); 309111206SkenTUNABLE_INT("kern.cam.cd.changer.min_busy_seconds", &changer_min_busy_seconds); 31039213SgibbsSYSCTL_INT(_kern_cam_cd_changer, OID_AUTO, max_busy_seconds, CTLFLAG_RW, 31139213Sgibbs &changer_max_busy_seconds, 0, "Maximum changer scheduling quantum"); 312111206SkenTUNABLE_INT("kern.cam.cd.changer.max_busy_seconds", &changer_max_busy_seconds); 31339213Sgibbs 31439213Sgibbsstruct cdchanger { 31539213Sgibbs path_id_t path_id; 31639213Sgibbs target_id_t target_id; 31739213Sgibbs int num_devices; 31839213Sgibbs struct camq devq; 31939213Sgibbs struct timeval start_time; 32039213Sgibbs struct cd_softc *cur_device; 321168752Sscottl struct callout short_handle; 322168752Sscottl struct callout long_handle; 32346581Sken volatile cd_changer_flags flags; 32460938Sjake STAILQ_ENTRY(cdchanger) changer_links; 32560938Sjake STAILQ_HEAD(chdevlist, cd_softc) chluns; 32639213Sgibbs}; 32739213Sgibbs 328168752Sscottlstatic struct mtx changerq_mtx; 32960938Sjakestatic STAILQ_HEAD(changerlist, cdchanger) changerq; 330168752Sscottlstatic int num_changers; 33139213Sgibbs 332169562SscottlMALLOC_DEFINE(M_SCSICD, "scsi_cd", "scsi_cd buffers"); 333169562Sscottl 334104880Sphkstatic void 33539213Sgibbscdinit(void) 33639213Sgibbs{ 33739213Sgibbs cam_status status; 33839213Sgibbs struct cam_path *path; 33939213Sgibbs 340168752Sscottl mtx_init(&changerq_mtx, "cdchangerq", "SCSI CD Changer List", MTX_DEF); 341168752Sscottl STAILQ_INIT(&changerq); 342168752Sscottl 34339213Sgibbs /* 34439213Sgibbs * Install a global async callback. This callback will 34539213Sgibbs * receive async callbacks like "new device found". 34639213Sgibbs */ 34739213Sgibbs status = xpt_create_path(&path, /*periph*/NULL, CAM_XPT_PATH_ID, 34839213Sgibbs CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 34939213Sgibbs 35039213Sgibbs if (status == CAM_REQ_CMP) { 35139213Sgibbs struct ccb_setasync csa; 35239213Sgibbs 35339213Sgibbs xpt_setup_ccb(&csa.ccb_h, path, /*priority*/5); 35439213Sgibbs csa.ccb_h.func_code = XPT_SASYNC_CB; 35539213Sgibbs csa.event_enable = AC_FOUND_DEVICE; 35639213Sgibbs csa.callback = cdasync; 35739213Sgibbs csa.callback_arg = NULL; 35839213Sgibbs xpt_action((union ccb *)&csa); 35939213Sgibbs status = csa.ccb_h.status; 36039213Sgibbs xpt_free_path(path); 36139213Sgibbs } 36239213Sgibbs 36339213Sgibbs if (status != CAM_REQ_CMP) { 36439213Sgibbs printf("cd: Failed to attach master async callback " 36539213Sgibbs "due to status 0x%x!\n", status); 36639213Sgibbs } 36739213Sgibbs} 36839213Sgibbs 36939213Sgibbsstatic void 37040603Skencdoninvalidate(struct cam_periph *periph) 37140603Sken{ 37240603Sken struct cd_softc *softc; 37340603Sken struct ccb_setasync csa; 37440603Sken 37540603Sken softc = (struct cd_softc *)periph->softc; 37640603Sken 37740603Sken /* 37840603Sken * De-register any async callbacks. 37940603Sken */ 38040603Sken xpt_setup_ccb(&csa.ccb_h, periph->path, 38140603Sken /* priority */ 5); 38240603Sken csa.ccb_h.func_code = XPT_SASYNC_CB; 38340603Sken csa.event_enable = 0; 38440603Sken csa.callback = cdasync; 38540603Sken csa.callback_arg = periph; 38640603Sken xpt_action((union ccb *)&csa); 38740603Sken 38840603Sken softc->flags |= CD_FLAG_INVALID; 38940603Sken 39040603Sken /* 39140603Sken * Return all queued I/O with ENXIO. 39240603Sken * XXX Handle any transactions queued to the card 39340603Sken * with XPT_ABORT_CCB. 39440603Sken */ 395112946Sphk bioq_flush(&softc->bio_queue, NULL, ENXIO); 39640603Sken 39740603Sken /* 39840603Sken * If this device is part of a changer, and it was scheduled 39940603Sken * to run, remove it from the run queue since we just nuked 40040603Sken * all of its scheduled I/O. 40140603Sken */ 40240603Sken if ((softc->flags & CD_FLAG_CHANGER) 40340603Sken && (softc->pinfo.index != CAM_UNQUEUED_INDEX)) 40440603Sken camq_remove(&softc->changer->devq, softc->pinfo.index); 40540603Sken 406152565Sjdp disk_gone(softc->disk); 407164906Smjacob xpt_print(periph->path, "lost device\n"); 40840603Sken} 40940603Sken 41040603Skenstatic void 41139213Sgibbscdcleanup(struct cam_periph *periph) 41239213Sgibbs{ 41339213Sgibbs struct cd_softc *softc; 41439213Sgibbs 41539213Sgibbs softc = (struct cd_softc *)periph->softc; 41639213Sgibbs 417164906Smjacob xpt_print(periph->path, "removing device entry\n"); 41840603Sken 419120884Sthomas if ((softc->flags & CD_FLAG_SCTX_INIT) != 0 420120884Sthomas && sysctl_ctx_free(&softc->sysctl_ctx) != 0) { 421164906Smjacob xpt_print(periph->path, "can't remove sysctl context\n"); 422112668Sken } 423112668Sken 42439213Sgibbs /* 42539213Sgibbs * In the queued, non-active case, the device in question 42639213Sgibbs * has already been removed from the changer run queue. Since this 42739213Sgibbs * device is active, we need to de-activate it, and schedule 42839213Sgibbs * another device to run. (if there is another one to run) 42939213Sgibbs */ 43039213Sgibbs if ((softc->flags & CD_FLAG_CHANGER) 43139213Sgibbs && (softc->flags & CD_FLAG_ACTIVE)) { 43239213Sgibbs 43339213Sgibbs /* 43439213Sgibbs * The purpose of the short timeout is soley to determine 43539213Sgibbs * whether the current device has finished or not. Well, 43639213Sgibbs * since we're removing the active device, we know that it 43739213Sgibbs * is finished. So, get rid of the short timeout. 43839213Sgibbs * Otherwise, if we're in the time period before the short 43939213Sgibbs * timeout fires, and there are no other devices in the 44039213Sgibbs * queue to run, there won't be any other device put in the 44139213Sgibbs * active slot. i.e., when we call cdrunchangerqueue() 44239213Sgibbs * below, it won't do anything. Then, when the short 44339213Sgibbs * timeout fires, it'll look at the "current device", which 44439213Sgibbs * we are free below, and possibly panic the kernel on a 44539213Sgibbs * bogus pointer reference. 44639213Sgibbs * 44739213Sgibbs * The long timeout doesn't really matter, since we 44839213Sgibbs * decrement the qfrozen_cnt to indicate that there is 44939213Sgibbs * nothing in the active slot now. Therefore, there won't 45039213Sgibbs * be any bogus pointer references there. 45139213Sgibbs */ 45239213Sgibbs if (softc->changer->flags & CHANGER_SHORT_TMOUT_SCHED) { 453168752Sscottl callout_stop(&softc->changer->short_handle); 45439213Sgibbs softc->changer->flags &= ~CHANGER_SHORT_TMOUT_SCHED; 45539213Sgibbs } 45639213Sgibbs softc->changer->devq.qfrozen_cnt--; 45739213Sgibbs softc->changer->flags |= CHANGER_MANUAL_CALL; 45839213Sgibbs cdrunchangerqueue(softc->changer); 45939213Sgibbs } 46039213Sgibbs 46139213Sgibbs /* 46239213Sgibbs * If we're removing the last device on the changer, go ahead and 46339213Sgibbs * remove the changer device structure. 46439213Sgibbs */ 46539213Sgibbs if ((softc->flags & CD_FLAG_CHANGER) 46639213Sgibbs && (--softc->changer->num_devices == 0)) { 46739213Sgibbs 46839213Sgibbs /* 46939213Sgibbs * Theoretically, there shouldn't be any timeouts left, but 47039213Sgibbs * I'm not completely sure that that will be the case. So, 47139213Sgibbs * it won't hurt to check and see if there are any left. 47239213Sgibbs */ 47339213Sgibbs if (softc->changer->flags & CHANGER_TIMEOUT_SCHED) { 474168752Sscottl callout_stop(&softc->changer->long_handle); 47539213Sgibbs softc->changer->flags &= ~CHANGER_TIMEOUT_SCHED; 47639213Sgibbs } 47739213Sgibbs 47839213Sgibbs if (softc->changer->flags & CHANGER_SHORT_TMOUT_SCHED) { 479168752Sscottl callout_stop(&softc->changer->short_handle); 48039213Sgibbs softc->changer->flags &= ~CHANGER_SHORT_TMOUT_SCHED; 48139213Sgibbs } 48239213Sgibbs 483168752Sscottl mtx_lock(&changerq_mtx); 48460938Sjake STAILQ_REMOVE(&changerq, softc->changer, cdchanger, 48539213Sgibbs changer_links); 486168752Sscottl num_changers--; 487168752Sscottl mtx_unlock(&changerq_mtx); 488164906Smjacob xpt_print(periph->path, "removing changer entry\n"); 48939213Sgibbs free(softc->changer, M_DEVBUF); 49039213Sgibbs } 491168786Sscottl cam_periph_unlock(periph); 492125975Sphk disk_destroy(softc->disk); 493168786Sscottl cam_periph_lock(periph); 49440603Sken free(softc, M_DEVBUF); 49539213Sgibbs} 49639213Sgibbs 49739213Sgibbsstatic void 49839213Sgibbscdasync(void *callback_arg, u_int32_t code, 49939213Sgibbs struct cam_path *path, void *arg) 50039213Sgibbs{ 50139213Sgibbs struct cam_periph *periph; 50239213Sgibbs 50339213Sgibbs periph = (struct cam_periph *)callback_arg; 50439213Sgibbs switch (code) { 50539213Sgibbs case AC_FOUND_DEVICE: 50639213Sgibbs { 50739213Sgibbs struct ccb_getdev *cgd; 50839213Sgibbs cam_status status; 50939213Sgibbs 51039213Sgibbs cgd = (struct ccb_getdev *)arg; 51179177Smjacob if (cgd == NULL) 51279177Smjacob break; 51339213Sgibbs 51456148Smjacob if (SID_TYPE(&cgd->inq_data) != T_CDROM 51556148Smjacob && SID_TYPE(&cgd->inq_data) != T_WORM) 51639213Sgibbs break; 51739213Sgibbs 51839213Sgibbs /* 51939213Sgibbs * Allocate a peripheral instance for 52039213Sgibbs * this device and start the probe 52139213Sgibbs * process. 52239213Sgibbs */ 52340603Sken status = cam_periph_alloc(cdregister, cdoninvalidate, 52440603Sken cdcleanup, cdstart, 52540603Sken "cd", CAM_PERIPH_BIO, 52640603Sken cgd->ccb_h.path, cdasync, 52740603Sken AC_FOUND_DEVICE, cgd); 52839213Sgibbs 52939213Sgibbs if (status != CAM_REQ_CMP 53039213Sgibbs && status != CAM_REQ_INPROG) 53139213Sgibbs printf("cdasync: Unable to attach new device " 53239213Sgibbs "due to status 0x%x\n", status); 53339213Sgibbs 53439213Sgibbs break; 53539213Sgibbs } 53639213Sgibbs case AC_SENT_BDR: 53739213Sgibbs case AC_BUS_RESET: 53839213Sgibbs { 53939213Sgibbs struct cd_softc *softc; 54039213Sgibbs struct ccb_hdr *ccbh; 54139213Sgibbs 54239213Sgibbs softc = (struct cd_softc *)periph->softc; 54339213Sgibbs /* 54439213Sgibbs * Don't fail on the expected unit attention 54539213Sgibbs * that will occur. 54639213Sgibbs */ 54739213Sgibbs softc->flags |= CD_FLAG_RETRY_UA; 54871999Sphk LIST_FOREACH(ccbh, &softc->pending_ccbs, periph_links.le) 54939213Sgibbs ccbh->ccb_state |= CD_CCB_RETRY_UA; 55047413Sgibbs /* FALLTHROUGH */ 55139213Sgibbs } 55239213Sgibbs default: 55347413Sgibbs cam_periph_async(periph, code, path, arg); 55439213Sgibbs break; 55539213Sgibbs } 55639213Sgibbs} 55739213Sgibbs 558119708Skenstatic void 559119708Skencdsysctlinit(void *context, int pending) 560119708Sken{ 561119708Sken struct cam_periph *periph; 562119708Sken struct cd_softc *softc; 563119708Sken char tmpstr[80], tmpstr2[80]; 564119708Sken 565119708Sken periph = (struct cam_periph *)context; 566168752Sscottl if (cam_periph_acquire(periph) != CAM_REQ_CMP) 567168752Sscottl return; 568168752Sscottl 569119708Sken softc = (struct cd_softc *)periph->softc; 570119708Sken snprintf(tmpstr, sizeof(tmpstr), "CAM CD unit %d", periph->unit_number); 571119708Sken snprintf(tmpstr2, sizeof(tmpstr2), "%d", periph->unit_number); 572119708Sken 573119708Sken mtx_lock(&Giant); 574119708Sken 575119708Sken sysctl_ctx_init(&softc->sysctl_ctx); 576120884Sthomas softc->flags |= CD_FLAG_SCTX_INIT; 577119708Sken softc->sysctl_tree = SYSCTL_ADD_NODE(&softc->sysctl_ctx, 578119708Sken SYSCTL_STATIC_CHILDREN(_kern_cam_cd), OID_AUTO, 579119708Sken tmpstr2, CTLFLAG_RD, 0, tmpstr); 580119708Sken 581119708Sken if (softc->sysctl_tree == NULL) { 582119708Sken printf("cdsysctlinit: unable to allocate sysctl tree\n"); 583160345Sdelphij mtx_unlock(&Giant); 584168752Sscottl cam_periph_release(periph); 585119708Sken return; 586119708Sken } 587119708Sken 588119708Sken /* 589119708Sken * Now register the sysctl handler, so the user can the value on 590119708Sken * the fly. 591119708Sken */ 592119708Sken SYSCTL_ADD_PROC(&softc->sysctl_ctx,SYSCTL_CHILDREN(softc->sysctl_tree), 593119708Sken OID_AUTO, "minimum_cmd_size", CTLTYPE_INT | CTLFLAG_RW, 594119708Sken &softc->minimum_command_size, 0, cdcmdsizesysctl, "I", 595119708Sken "Minimum CDB size"); 596119708Sken 597119708Sken mtx_unlock(&Giant); 598168752Sscottl cam_periph_release(periph); 599119708Sken} 600119708Sken 601111206Sken/* 602111206Sken * We have a handler function for this so we can check the values when the 603111206Sken * user sets them, instead of every time we look at them. 604111206Sken */ 605111206Skenstatic int 606111206Skencdcmdsizesysctl(SYSCTL_HANDLER_ARGS) 607111206Sken{ 608111206Sken int error, value; 609111206Sken 610111206Sken value = *(int *)arg1; 611111206Sken 612111206Sken error = sysctl_handle_int(oidp, &value, 0, req); 613111206Sken 614111206Sken if ((error != 0) 615111206Sken || (req->newptr == NULL)) 616111206Sken return (error); 617111206Sken 618111206Sken /* 619111206Sken * The only real values we can have here are 6 or 10. I don't 620111206Sken * really forsee having 12 be an option at any time in the future. 621111206Sken * So if the user sets something less than or equal to 6, we'll set 622111206Sken * it to 6. If he sets something greater than 6, we'll set it to 10. 623111206Sken * 624111206Sken * I suppose we could just return an error here for the wrong values, 625111206Sken * but I don't think it's necessary to do so, as long as we can 626111206Sken * determine the user's intent without too much trouble. 627111206Sken */ 628111206Sken if (value < 6) 629111206Sken value = 6; 630111206Sken else if (value > 6) 631111206Sken value = 10; 632111206Sken 633111206Sken *(int *)arg1 = value; 634111206Sken 635111206Sken return (0); 636111206Sken} 637111206Sken 63839213Sgibbsstatic cam_status 63939213Sgibbscdregister(struct cam_periph *periph, void *arg) 64039213Sgibbs{ 64139213Sgibbs struct cd_softc *softc; 64239213Sgibbs struct ccb_setasync csa; 643118105Snjl struct ccb_pathinq cpi; 64439213Sgibbs struct ccb_getdev *cgd; 645119708Sken char tmpstr[80]; 64639213Sgibbs caddr_t match; 64739213Sgibbs 64839213Sgibbs cgd = (struct ccb_getdev *)arg; 64939213Sgibbs if (periph == NULL) { 65039213Sgibbs printf("cdregister: periph was NULL!!\n"); 65139213Sgibbs return(CAM_REQ_CMP_ERR); 65239213Sgibbs } 65339213Sgibbs if (cgd == NULL) { 65439213Sgibbs printf("cdregister: no getdev CCB, can't register device\n"); 65539213Sgibbs return(CAM_REQ_CMP_ERR); 65639213Sgibbs } 65739213Sgibbs 65839213Sgibbs softc = (struct cd_softc *)malloc(sizeof(*softc),M_DEVBUF,M_NOWAIT); 65939213Sgibbs 66039213Sgibbs if (softc == NULL) { 66139213Sgibbs printf("cdregister: Unable to probe new device. " 66239213Sgibbs "Unable to allocate softc\n"); 66339213Sgibbs return(CAM_REQ_CMP_ERR); 66439213Sgibbs } 66539213Sgibbs 66639213Sgibbs bzero(softc, sizeof(*softc)); 66739213Sgibbs LIST_INIT(&softc->pending_ccbs); 668111206Sken STAILQ_INIT(&softc->mode_queue); 66939213Sgibbs softc->state = CD_STATE_PROBE; 67059249Sphk bioq_init(&softc->bio_queue); 67139213Sgibbs if (SID_IS_REMOVABLE(&cgd->inq_data)) 67239213Sgibbs softc->flags |= CD_FLAG_DISC_REMOVABLE; 67339213Sgibbs if ((cgd->inq_data.flags & SID_CmdQue) != 0) 67439213Sgibbs softc->flags |= CD_FLAG_TAGGED_QUEUING; 67539213Sgibbs 67639213Sgibbs periph->softc = softc; 67739213Sgibbs softc->periph = periph; 67839213Sgibbs 67939213Sgibbs /* 68039213Sgibbs * See if this device has any quirks. 68139213Sgibbs */ 68239213Sgibbs match = cam_quirkmatch((caddr_t)&cgd->inq_data, 68339213Sgibbs (caddr_t)cd_quirk_table, 68439213Sgibbs sizeof(cd_quirk_table)/sizeof(*cd_quirk_table), 68539213Sgibbs sizeof(*cd_quirk_table), scsi_inquiry_match); 68639213Sgibbs 68739213Sgibbs if (match != NULL) 68839213Sgibbs softc->quirks = ((struct cd_quirk_entry *)match)->quirks; 68939213Sgibbs else 69039213Sgibbs softc->quirks = CD_Q_NONE; 69139213Sgibbs 692118105Snjl /* Check if the SIM does not want 6 byte commands */ 693118105Snjl xpt_setup_ccb(&cpi.ccb_h, periph->path, /*priority*/1); 694118105Snjl cpi.ccb_h.func_code = XPT_PATH_INQ; 695118105Snjl xpt_action((union ccb *)&cpi); 696118105Snjl if (cpi.ccb_h.status == CAM_REQ_CMP && (cpi.hba_misc & PIM_NO_6_BYTE)) 697118105Snjl softc->quirks |= CD_Q_10_BYTE_ONLY; 698118105Snjl 699119708Sken TASK_INIT(&softc->sysctl_task, 0, cdsysctlinit, periph); 700111206Sken 701111206Sken /* The default is 6 byte commands, unless quirked otherwise */ 702111206Sken if (softc->quirks & CD_Q_10_BYTE_ONLY) 703111206Sken softc->minimum_command_size = 10; 704111206Sken else 705111206Sken softc->minimum_command_size = 6; 706111206Sken 70739213Sgibbs /* 708111206Sken * Load the user's default, if any. 709111206Sken */ 710111206Sken snprintf(tmpstr, sizeof(tmpstr), "kern.cam.cd.%d.minimum_cmd_size", 711111206Sken periph->unit_number); 712111206Sken TUNABLE_INT_FETCH(tmpstr, &softc->minimum_command_size); 713111206Sken 714111206Sken /* 6 and 10 are the only permissible values here. */ 715111206Sken if (softc->minimum_command_size < 6) 716111206Sken softc->minimum_command_size = 6; 717111206Sken else if (softc->minimum_command_size > 6) 718111206Sken softc->minimum_command_size = 10; 719111206Sken 720111206Sken /* 72139213Sgibbs * We need to register the statistics structure for this device, 72239213Sgibbs * but we don't have the blocksize yet for it. So, we register 72339213Sgibbs * the structure and indicate that we don't have the blocksize 72439213Sgibbs * yet. Unlike other SCSI peripheral drivers, we explicitly set 72539213Sgibbs * the device type here to be CDROM, rather than just ORing in 72656148Smjacob * the device type. This is because this driver can attach to either 72739213Sgibbs * CDROM or WORM devices, and we want this peripheral driver to 72839213Sgibbs * show up in the devstat list as a CD peripheral driver, not a 72939213Sgibbs * WORM peripheral driver. WORM drives will also have the WORM 73039213Sgibbs * driver attached to them. 73139213Sgibbs */ 732168752Sscottl cam_periph_unlock(periph); 733125975Sphk softc->disk = disk_alloc(); 734125975Sphk softc->disk->d_devstat = devstat_new_entry("cd", 73539213Sgibbs periph->unit_number, 0, 73639213Sgibbs DEVSTAT_BS_UNAVAILABLE, 73743819Sken DEVSTAT_TYPE_CDROM | DEVSTAT_TYPE_IF_SCSI, 73843819Sken DEVSTAT_PRIORITY_CD); 739125975Sphk softc->disk->d_open = cdopen; 740125975Sphk softc->disk->d_close = cdclose; 741125975Sphk softc->disk->d_strategy = cdstrategy; 742125975Sphk softc->disk->d_ioctl = cdioctl; 743125975Sphk softc->disk->d_name = "cd"; 744125975Sphk softc->disk->d_unit = periph->unit_number; 745125975Sphk softc->disk->d_drv1 = periph; 746168752Sscottl softc->disk->d_flags = 0; 747125975Sphk disk_create(softc->disk, DISK_VERSION); 748168752Sscottl cam_periph_lock(periph); 74939213Sgibbs 75039213Sgibbs /* 75139213Sgibbs * Add an async callback so that we get 75239213Sgibbs * notified if this device goes away. 75339213Sgibbs */ 75439213Sgibbs xpt_setup_ccb(&csa.ccb_h, periph->path, 75539213Sgibbs /* priority */ 5); 75639213Sgibbs csa.ccb_h.func_code = XPT_SASYNC_CB; 75739213Sgibbs csa.event_enable = AC_SENT_BDR | AC_BUS_RESET | AC_LOST_DEVICE; 75839213Sgibbs csa.callback = cdasync; 75939213Sgibbs csa.callback_arg = periph; 76039213Sgibbs xpt_action((union ccb *)&csa); 76139213Sgibbs 76239213Sgibbs /* 76339213Sgibbs * If the target lun is greater than 0, we most likely have a CD 76439213Sgibbs * changer device. Check the quirk entries as well, though, just 76539213Sgibbs * in case someone has a CD tower with one lun per drive or 76639213Sgibbs * something like that. Also, if we know up front that a 76739213Sgibbs * particular device is a changer, we can mark it as such starting 76839213Sgibbs * with lun 0, instead of lun 1. It shouldn't be necessary to have 76939213Sgibbs * a quirk entry to define something as a changer, however. 77039213Sgibbs */ 77139213Sgibbs if (((cgd->ccb_h.target_lun > 0) 77239213Sgibbs && ((softc->quirks & CD_Q_NO_CHANGER) == 0)) 77339213Sgibbs || ((softc->quirks & CD_Q_CHANGER) != 0)) { 77439213Sgibbs struct cdchanger *nchanger; 77539213Sgibbs struct cam_periph *nperiph; 77639213Sgibbs struct cam_path *path; 77739213Sgibbs cam_status status; 77839213Sgibbs int found; 77939213Sgibbs 78039213Sgibbs /* Set the changer flag in the current device's softc */ 78139213Sgibbs softc->flags |= CD_FLAG_CHANGER; 78239213Sgibbs 78339213Sgibbs /* 78439213Sgibbs * Now, look around for an existing changer device with the 78539213Sgibbs * same path and target ID as the current device. 78639213Sgibbs */ 787168752Sscottl mtx_lock(&changerq_mtx); 78839213Sgibbs for (found = 0, 78939213Sgibbs nchanger = (struct cdchanger *)STAILQ_FIRST(&changerq); 79039213Sgibbs nchanger != NULL; 79139213Sgibbs nchanger = STAILQ_NEXT(nchanger, changer_links)){ 79239213Sgibbs if ((nchanger->path_id == cgd->ccb_h.path_id) 79339213Sgibbs && (nchanger->target_id == cgd->ccb_h.target_id)) { 79439213Sgibbs found = 1; 79539213Sgibbs break; 79639213Sgibbs } 79739213Sgibbs } 798168752Sscottl mtx_unlock(&changerq_mtx); 79939213Sgibbs 80039213Sgibbs /* 80139213Sgibbs * If we found a matching entry, just add this device to 80239213Sgibbs * the list of devices on this changer. 80339213Sgibbs */ 80439213Sgibbs if (found == 1) { 80539213Sgibbs struct chdevlist *chlunhead; 80639213Sgibbs 80739213Sgibbs chlunhead = &nchanger->chluns; 80839213Sgibbs 80939213Sgibbs /* 81039213Sgibbs * XXX KDM look at consolidating this code with the 81139213Sgibbs * code below in a separate function. 81239213Sgibbs */ 81339213Sgibbs 81439213Sgibbs /* 81539213Sgibbs * Create a path with lun id 0, and see if we can 81639213Sgibbs * find a matching device 81739213Sgibbs */ 81839213Sgibbs status = xpt_create_path(&path, /*periph*/ periph, 81939213Sgibbs cgd->ccb_h.path_id, 82039213Sgibbs cgd->ccb_h.target_id, 0); 82139213Sgibbs 82239213Sgibbs if ((status == CAM_REQ_CMP) 82339213Sgibbs && ((nperiph = cam_periph_find(path, "cd")) != NULL)){ 82439213Sgibbs struct cd_softc *nsoftc; 82539213Sgibbs 82639213Sgibbs nsoftc = (struct cd_softc *)nperiph->softc; 82739213Sgibbs 82839213Sgibbs if ((nsoftc->flags & CD_FLAG_CHANGER) == 0){ 82939213Sgibbs nsoftc->flags |= CD_FLAG_CHANGER; 83039213Sgibbs nchanger->num_devices++; 83139213Sgibbs if (camq_resize(&nchanger->devq, 83239213Sgibbs nchanger->num_devices)!=CAM_REQ_CMP){ 83339213Sgibbs printf("cdregister: " 83439213Sgibbs "camq_resize " 83539213Sgibbs "failed, changer " 83639213Sgibbs "support may " 83739213Sgibbs "be messed up\n"); 83839213Sgibbs } 83939213Sgibbs nsoftc->changer = nchanger; 84039213Sgibbs nsoftc->pinfo.index =CAM_UNQUEUED_INDEX; 84139213Sgibbs 84239213Sgibbs STAILQ_INSERT_TAIL(&nchanger->chluns, 84339213Sgibbs nsoftc,changer_links); 84439213Sgibbs } 84567928Sken xpt_free_path(path); 84639213Sgibbs } else if (status == CAM_REQ_CMP) 84739213Sgibbs xpt_free_path(path); 84839213Sgibbs else { 84939213Sgibbs printf("cdregister: unable to allocate path\n" 85039213Sgibbs "cdregister: changer support may be " 85139213Sgibbs "broken\n"); 85239213Sgibbs } 85339213Sgibbs 85439213Sgibbs nchanger->num_devices++; 85539213Sgibbs 85639213Sgibbs softc->changer = nchanger; 85739213Sgibbs softc->pinfo.index = CAM_UNQUEUED_INDEX; 85839213Sgibbs 85939213Sgibbs if (camq_resize(&nchanger->devq, 86039213Sgibbs nchanger->num_devices) != CAM_REQ_CMP) { 86139213Sgibbs printf("cdregister: camq_resize " 86239213Sgibbs "failed, changer support may " 86339213Sgibbs "be messed up\n"); 86439213Sgibbs } 86539213Sgibbs 86639213Sgibbs STAILQ_INSERT_TAIL(chlunhead, softc, changer_links); 86739213Sgibbs } 86839213Sgibbs /* 86939213Sgibbs * In this case, we don't already have an entry for this 87039213Sgibbs * particular changer, so we need to create one, add it to 87139213Sgibbs * the queue, and queue this device on the list for this 87239213Sgibbs * changer. Before we queue this device, however, we need 87339213Sgibbs * to search for lun id 0 on this target, and add it to the 87439213Sgibbs * queue first, if it exists. (and if it hasn't already 87539213Sgibbs * been marked as part of the changer.) 87639213Sgibbs */ 87739213Sgibbs else { 87839213Sgibbs nchanger = malloc(sizeof(struct cdchanger), 87939213Sgibbs M_DEVBUF, M_NOWAIT); 88039213Sgibbs 88139213Sgibbs if (nchanger == NULL) { 88239213Sgibbs softc->flags &= ~CD_FLAG_CHANGER; 88339213Sgibbs printf("cdregister: unable to malloc " 88439213Sgibbs "changer structure\ncdregister: " 88539213Sgibbs "changer support disabled\n"); 88639213Sgibbs 88739213Sgibbs /* 88839213Sgibbs * Yes, gotos can be gross but in this case 88939213Sgibbs * I think it's justified.. 89039213Sgibbs */ 89139213Sgibbs goto cdregisterexit; 89239213Sgibbs } 89339213Sgibbs 89439213Sgibbs /* zero the structure */ 89539213Sgibbs bzero(nchanger, sizeof(struct cdchanger)); 89639213Sgibbs 89739213Sgibbs if (camq_init(&nchanger->devq, 1) != 0) { 89839213Sgibbs softc->flags &= ~CD_FLAG_CHANGER; 89939213Sgibbs printf("cdregister: changer support " 90039213Sgibbs "disabled\n"); 90139213Sgibbs goto cdregisterexit; 90239213Sgibbs } 90339213Sgibbs 90439213Sgibbs nchanger->path_id = cgd->ccb_h.path_id; 90539213Sgibbs nchanger->target_id = cgd->ccb_h.target_id; 90639213Sgibbs 90739213Sgibbs /* this is superfluous, but it makes things clearer */ 90839213Sgibbs nchanger->num_devices = 0; 90939213Sgibbs 91039213Sgibbs STAILQ_INIT(&nchanger->chluns); 91139213Sgibbs 912168752Sscottl callout_init_mtx(&nchanger->long_handle, 913168752Sscottl periph->sim->mtx, 0); 914168752Sscottl callout_init_mtx(&nchanger->short_handle, 915168752Sscottl periph->sim->mtx, 0); 916168752Sscottl 917168752Sscottl mtx_lock(&changerq_mtx); 918168752Sscottl num_changers++; 91939213Sgibbs STAILQ_INSERT_TAIL(&changerq, nchanger, 92039213Sgibbs changer_links); 921168752Sscottl mtx_unlock(&changerq_mtx); 92239213Sgibbs 92339213Sgibbs /* 92439213Sgibbs * Create a path with lun id 0, and see if we can 92539213Sgibbs * find a matching device 92639213Sgibbs */ 92739213Sgibbs status = xpt_create_path(&path, /*periph*/ periph, 92839213Sgibbs cgd->ccb_h.path_id, 92939213Sgibbs cgd->ccb_h.target_id, 0); 93039213Sgibbs 93139213Sgibbs /* 93239213Sgibbs * If we were able to allocate the path, and if we 93339213Sgibbs * find a matching device and it isn't already 93439213Sgibbs * marked as part of a changer, then we add it to 93539213Sgibbs * the current changer. 93639213Sgibbs */ 93739213Sgibbs if ((status == CAM_REQ_CMP) 93839213Sgibbs && ((nperiph = cam_periph_find(path, "cd")) != NULL) 93939213Sgibbs && ((((struct cd_softc *)periph->softc)->flags & 94039213Sgibbs CD_FLAG_CHANGER) == 0)) { 94139213Sgibbs struct cd_softc *nsoftc; 94239213Sgibbs 94339213Sgibbs nsoftc = (struct cd_softc *)nperiph->softc; 94439213Sgibbs 94539213Sgibbs nsoftc->flags |= CD_FLAG_CHANGER; 94639213Sgibbs nchanger->num_devices++; 94739213Sgibbs if (camq_resize(&nchanger->devq, 94839213Sgibbs nchanger->num_devices) != CAM_REQ_CMP) { 94939213Sgibbs printf("cdregister: camq_resize " 95039213Sgibbs "failed, changer support may " 95139213Sgibbs "be messed up\n"); 95239213Sgibbs } 95339213Sgibbs nsoftc->changer = nchanger; 95439213Sgibbs nsoftc->pinfo.index = CAM_UNQUEUED_INDEX; 95539213Sgibbs 95639213Sgibbs STAILQ_INSERT_TAIL(&nchanger->chluns, 95739213Sgibbs nsoftc, changer_links); 95867928Sken xpt_free_path(path); 95939213Sgibbs } else if (status == CAM_REQ_CMP) 96039213Sgibbs xpt_free_path(path); 96139213Sgibbs else { 96239213Sgibbs printf("cdregister: unable to allocate path\n" 96339213Sgibbs "cdregister: changer support may be " 96439213Sgibbs "broken\n"); 96539213Sgibbs } 96639213Sgibbs 96739213Sgibbs softc->changer = nchanger; 96839213Sgibbs softc->pinfo.index = CAM_UNQUEUED_INDEX; 96939213Sgibbs nchanger->num_devices++; 97039213Sgibbs if (camq_resize(&nchanger->devq, 97139213Sgibbs nchanger->num_devices) != CAM_REQ_CMP) { 97239213Sgibbs printf("cdregister: camq_resize " 97339213Sgibbs "failed, changer support may " 97439213Sgibbs "be messed up\n"); 97539213Sgibbs } 97639213Sgibbs STAILQ_INSERT_TAIL(&nchanger->chluns, softc, 97739213Sgibbs changer_links); 97839213Sgibbs } 97939213Sgibbs } 98039213Sgibbs 98139213Sgibbscdregisterexit: 98239213Sgibbs 983168752Sscottl /* 984168752Sscottl * Refcount and block open attempts until we are setup 985168752Sscottl * Can't block 986168752Sscottl */ 987168752Sscottl (void)cam_periph_hold(periph, PRIBIO); 98839213Sgibbs 98939213Sgibbs if ((softc->flags & CD_FLAG_CHANGER) == 0) 99039213Sgibbs xpt_schedule(periph, /*priority*/5); 99139213Sgibbs else 99239213Sgibbs cdschedule(periph, /*priority*/ 5); 99339213Sgibbs 99439213Sgibbs return(CAM_REQ_CMP); 99539213Sgibbs} 99639213Sgibbs 99739213Sgibbsstatic int 998120599Sphkcdopen(struct disk *dp) 99939213Sgibbs{ 100039213Sgibbs struct cam_periph *periph; 100139213Sgibbs struct cd_softc *softc; 1002101940Snjl int error; 100339213Sgibbs 1004120599Sphk periph = (struct cam_periph *)dp->d_drv1; 100539213Sgibbs if (periph == NULL) 100639213Sgibbs return (ENXIO); 100739213Sgibbs 100839213Sgibbs softc = (struct cd_softc *)periph->softc; 100939213Sgibbs 1010168752Sscottl if (cam_periph_acquire(periph) != CAM_REQ_CMP) 1011168752Sscottl return(ENXIO); 1012168752Sscottl 1013168752Sscottl cam_periph_lock(periph); 1014168752Sscottl 101540603Sken if (softc->flags & CD_FLAG_INVALID) { 1016168752Sscottl cam_periph_unlock(periph); 1017168752Sscottl cam_periph_release(periph); 101839213Sgibbs return(ENXIO); 101940603Sken } 102039213Sgibbs 1021168752Sscottl if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 1022168752Sscottl cam_periph_unlock(periph); 1023168752Sscottl cam_periph_release(periph); 102439213Sgibbs return (error); 102541297Sken } 102639213Sgibbs 1027168752Sscottl /* Closes aren't symmetrical with opens, so fix up the refcounting. */ 1028168752Sscottl if (softc->flags & CD_FLAG_OPEN) 1029168752Sscottl cam_periph_release(periph); 1030168752Sscottl else 1031168752Sscottl softc->flags |= CD_FLAG_OPEN; 103241297Sken 103340020Sken /* 1034111206Sken * Check for media, and set the appropriate flags. We don't bail 1035111206Sken * if we don't have media, but then we don't allow anything but the 1036111206Sken * CDIOCEJECT/CDIOCCLOSE ioctls if there is no media. 103751836Sphk */ 1038111206Sken cdcheckmedia(periph); 103940020Sken 1040168752Sscottl CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdopen\n")); 1041168752Sscottl cam_periph_unhold(periph); 104239213Sgibbs cam_periph_unlock(periph); 104339213Sgibbs 1044168752Sscottl return (0); 104539213Sgibbs} 104639213Sgibbs 104739213Sgibbsstatic int 1048120599Sphkcdclose(struct disk *dp) 104939213Sgibbs{ 105039213Sgibbs struct cam_periph *periph; 105139213Sgibbs struct cd_softc *softc; 105239213Sgibbs 1053120599Sphk periph = (struct cam_periph *)dp->d_drv1; 105439213Sgibbs if (periph == NULL) 105539213Sgibbs return (ENXIO); 105639213Sgibbs 105739213Sgibbs softc = (struct cd_softc *)periph->softc; 105839213Sgibbs 1059168752Sscottl cam_periph_lock(periph); 1060168752Sscottl cam_periph_hold(periph, PRIBIO); 106139213Sgibbs 106239213Sgibbs if ((softc->flags & CD_FLAG_DISC_REMOVABLE) != 0) 106339213Sgibbs cdprevent(periph, PR_ALLOW); 106439213Sgibbs 106539213Sgibbs /* 106639213Sgibbs * Since we're closing this CD, mark the blocksize as unavailable. 1067111206Sken * It will be marked as available when the CD is opened again. 106839213Sgibbs */ 1069125975Sphk softc->disk->d_devstat->flags |= DEVSTAT_BS_UNAVAILABLE; 107039213Sgibbs 1071111206Sken /* 1072111206Sken * We'll check the media and toc again at the next open(). 1073111206Sken */ 1074168752Sscottl softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC|CD_FLAG_OPEN); 1075111206Sken 1076168752Sscottl cam_periph_unhold(periph); 107739213Sgibbs cam_periph_unlock(periph); 107839213Sgibbs cam_periph_release(periph); 107939213Sgibbs 108039213Sgibbs return (0); 108139213Sgibbs} 108239213Sgibbs 108339213Sgibbsstatic void 108439213Sgibbscdshorttimeout(void *arg) 108539213Sgibbs{ 108639213Sgibbs struct cdchanger *changer; 108739213Sgibbs 108839213Sgibbs changer = (struct cdchanger *)arg; 108939213Sgibbs 109039213Sgibbs /* Always clear the short timeout flag, since that's what we're in */ 109139213Sgibbs changer->flags &= ~CHANGER_SHORT_TMOUT_SCHED; 109239213Sgibbs 109339213Sgibbs /* 109439213Sgibbs * Check to see if there is any more pending or outstanding I/O for 109539213Sgibbs * this device. If not, move it out of the active slot. 109639213Sgibbs */ 109759249Sphk if ((bioq_first(&changer->cur_device->bio_queue) == NULL) 1098112262Sphk && (changer->cur_device->outstanding_cmds == 0)) { 109939213Sgibbs changer->flags |= CHANGER_MANUAL_CALL; 110039213Sgibbs cdrunchangerqueue(changer); 110139213Sgibbs } 110239213Sgibbs} 110339213Sgibbs 110439213Sgibbs/* 110539213Sgibbs * This is a wrapper for xpt_schedule. It only applies to changers. 110639213Sgibbs */ 110739213Sgibbsstatic void 110839213Sgibbscdschedule(struct cam_periph *periph, int priority) 110939213Sgibbs{ 111039213Sgibbs struct cd_softc *softc; 111139213Sgibbs 111239213Sgibbs softc = (struct cd_softc *)periph->softc; 111339213Sgibbs 111439213Sgibbs /* 111539213Sgibbs * If this device isn't currently queued, and if it isn't 111639213Sgibbs * the active device, then we queue this device and run the 111739213Sgibbs * changer queue if there is no timeout scheduled to do it. 111839213Sgibbs * If this device is the active device, just schedule it 111939213Sgibbs * to run again. If this device is queued, there should be 112039213Sgibbs * a timeout in place already that will make sure it runs. 112139213Sgibbs */ 112239213Sgibbs if ((softc->pinfo.index == CAM_UNQUEUED_INDEX) 112339213Sgibbs && ((softc->flags & CD_FLAG_ACTIVE) == 0)) { 112439213Sgibbs /* 112539213Sgibbs * We don't do anything with the priority here. 112639213Sgibbs * This is strictly a fifo queue. 112739213Sgibbs */ 112839213Sgibbs softc->pinfo.priority = 1; 112945442Sgibbs softc->pinfo.generation = ++softc->changer->devq.generation; 113039213Sgibbs camq_insert(&softc->changer->devq, (cam_pinfo *)softc); 113139213Sgibbs 113239213Sgibbs /* 113339213Sgibbs * Since we just put a device in the changer queue, 113439213Sgibbs * check and see if there is a timeout scheduled for 113539213Sgibbs * this changer. If so, let the timeout handle 113639213Sgibbs * switching this device into the active slot. If 113739213Sgibbs * not, manually call the timeout routine to 113839213Sgibbs * bootstrap things. 113939213Sgibbs */ 114039213Sgibbs if (((softc->changer->flags & CHANGER_TIMEOUT_SCHED)==0) 114146581Sken && ((softc->changer->flags & CHANGER_NEED_TIMEOUT)==0) 114246581Sken && ((softc->changer->flags & CHANGER_SHORT_TMOUT_SCHED)==0)){ 114339213Sgibbs softc->changer->flags |= CHANGER_MANUAL_CALL; 114439213Sgibbs cdrunchangerqueue(softc->changer); 114539213Sgibbs } 114639213Sgibbs } else if ((softc->flags & CD_FLAG_ACTIVE) 114739213Sgibbs && ((softc->flags & CD_FLAG_SCHED_ON_COMP) == 0)) 114839213Sgibbs xpt_schedule(periph, priority); 114939213Sgibbs} 115039213Sgibbs 115139213Sgibbsstatic void 115239213Sgibbscdrunchangerqueue(void *arg) 115339213Sgibbs{ 115439213Sgibbs struct cd_softc *softc; 115539213Sgibbs struct cdchanger *changer; 115639213Sgibbs int called_from_timeout; 115739213Sgibbs 115839213Sgibbs changer = (struct cdchanger *)arg; 115939213Sgibbs 116039213Sgibbs /* 116139213Sgibbs * If we have NOT been called from cdstrategy() or cddone(), and 116239213Sgibbs * instead from a timeout routine, go ahead and clear the 116339213Sgibbs * timeout flag. 116439213Sgibbs */ 116539213Sgibbs if ((changer->flags & CHANGER_MANUAL_CALL) == 0) { 116639213Sgibbs changer->flags &= ~CHANGER_TIMEOUT_SCHED; 116739213Sgibbs called_from_timeout = 1; 116839213Sgibbs } else 116939213Sgibbs called_from_timeout = 0; 117039213Sgibbs 117139213Sgibbs /* Always clear the manual call flag */ 117239213Sgibbs changer->flags &= ~CHANGER_MANUAL_CALL; 117339213Sgibbs 117439213Sgibbs /* nothing to do if the queue is empty */ 117539213Sgibbs if (changer->devq.entries <= 0) { 117639213Sgibbs return; 117739213Sgibbs } 117839213Sgibbs 117939213Sgibbs /* 118039213Sgibbs * If the changer queue is frozen, that means we have an active 118139213Sgibbs * device. 118239213Sgibbs */ 118339213Sgibbs if (changer->devq.qfrozen_cnt > 0) { 118439213Sgibbs 1185168752Sscottl /* 1186168752Sscottl * We always need to reset the frozen count and clear the 1187168752Sscottl * active flag. 1188168752Sscottl */ 1189168752Sscottl changer->devq.qfrozen_cnt--; 1190168752Sscottl changer->cur_device->flags &= ~CD_FLAG_ACTIVE; 1191168752Sscottl changer->cur_device->flags &= ~CD_FLAG_SCHED_ON_COMP; 1192168752Sscottl 1193112262Sphk if (changer->cur_device->outstanding_cmds > 0) { 119439213Sgibbs changer->cur_device->flags |= CD_FLAG_SCHED_ON_COMP; 119539213Sgibbs changer->cur_device->bufs_left = 1196112262Sphk changer->cur_device->outstanding_cmds; 119739213Sgibbs if (called_from_timeout) { 1198168752Sscottl callout_reset(&changer->long_handle, 1199168752Sscottl changer_max_busy_seconds * hz, 1200168752Sscottl cdrunchangerqueue, changer); 120139213Sgibbs changer->flags |= CHANGER_TIMEOUT_SCHED; 120239213Sgibbs } 120339213Sgibbs return; 120439213Sgibbs } 120539213Sgibbs 120639213Sgibbs /* 120739213Sgibbs * Check to see whether the current device has any I/O left 120839213Sgibbs * to do. If so, requeue it at the end of the queue. If 120939213Sgibbs * not, there is no need to requeue it. 121039213Sgibbs */ 121159249Sphk if (bioq_first(&changer->cur_device->bio_queue) != NULL) { 121239213Sgibbs 121339213Sgibbs changer->cur_device->pinfo.generation = 121445442Sgibbs ++changer->devq.generation; 121539213Sgibbs camq_insert(&changer->devq, 121639213Sgibbs (cam_pinfo *)changer->cur_device); 121739213Sgibbs } 121839213Sgibbs } 121939213Sgibbs 122045845Sgibbs softc = (struct cd_softc *)camq_remove(&changer->devq, CAMQ_HEAD); 122139213Sgibbs 122239213Sgibbs changer->cur_device = softc; 122339213Sgibbs 122439213Sgibbs changer->devq.qfrozen_cnt++; 122539213Sgibbs softc->flags |= CD_FLAG_ACTIVE; 122639213Sgibbs 122739213Sgibbs /* Just in case this device is waiting */ 122839213Sgibbs wakeup(&softc->changer); 122939213Sgibbs xpt_schedule(softc->periph, /*priority*/ 1); 123039213Sgibbs 123139213Sgibbs /* 123239213Sgibbs * Get rid of any pending timeouts, and set a flag to schedule new 123339213Sgibbs * ones so this device gets its full time quantum. 123439213Sgibbs */ 123539213Sgibbs if (changer->flags & CHANGER_TIMEOUT_SCHED) { 1236168752Sscottl callout_stop(&changer->long_handle); 123739213Sgibbs changer->flags &= ~CHANGER_TIMEOUT_SCHED; 123839213Sgibbs } 123939213Sgibbs 124039213Sgibbs if (changer->flags & CHANGER_SHORT_TMOUT_SCHED) { 1241168752Sscottl callout_stop(&changer->short_handle); 124239213Sgibbs changer->flags &= ~CHANGER_SHORT_TMOUT_SCHED; 124339213Sgibbs } 124439213Sgibbs 124539213Sgibbs /* 124639213Sgibbs * We need to schedule timeouts, but we only do this after the 124739213Sgibbs * first transaction has completed. This eliminates the changer 124839213Sgibbs * switch time. 124939213Sgibbs */ 125039213Sgibbs changer->flags |= CHANGER_NEED_TIMEOUT; 125139213Sgibbs} 125239213Sgibbs 125339213Sgibbsstatic void 125439213Sgibbscdchangerschedule(struct cd_softc *softc) 125539213Sgibbs{ 125639213Sgibbs struct cdchanger *changer; 125739213Sgibbs 125839213Sgibbs changer = softc->changer; 125939213Sgibbs 126039213Sgibbs /* 126139213Sgibbs * If this is a changer, and this is the current device, 126239213Sgibbs * and this device has at least the minimum time quantum to 126339213Sgibbs * run, see if we can switch it out. 126439213Sgibbs */ 126539213Sgibbs if ((softc->flags & CD_FLAG_ACTIVE) 126639213Sgibbs && ((changer->flags & CHANGER_SHORT_TMOUT_SCHED) == 0) 126739213Sgibbs && ((changer->flags & CHANGER_NEED_TIMEOUT) == 0)) { 126839213Sgibbs /* 126939213Sgibbs * We try three things here. The first is that we 127039213Sgibbs * check to see whether the schedule on completion 127139213Sgibbs * flag is set. If it is, we decrement the number 127239213Sgibbs * of buffers left, and if it's zero, we reschedule. 127339213Sgibbs * Next, we check to see whether the pending buffer 127439213Sgibbs * queue is empty and whether there are no 127539213Sgibbs * outstanding transactions. If so, we reschedule. 127639213Sgibbs * Next, we see if the pending buffer queue is empty. 127739213Sgibbs * If it is, we set the number of buffers left to 127839213Sgibbs * the current active buffer count and set the 127939213Sgibbs * schedule on complete flag. 128039213Sgibbs */ 128139213Sgibbs if (softc->flags & CD_FLAG_SCHED_ON_COMP) { 128239213Sgibbs if (--softc->bufs_left == 0) { 128339213Sgibbs softc->changer->flags |= 128439213Sgibbs CHANGER_MANUAL_CALL; 128539213Sgibbs softc->flags &= ~CD_FLAG_SCHED_ON_COMP; 128639213Sgibbs cdrunchangerqueue(softc->changer); 128739213Sgibbs } 128859249Sphk } else if ((bioq_first(&softc->bio_queue) == NULL) 1289112262Sphk && (softc->outstanding_cmds == 0)) { 129039213Sgibbs softc->changer->flags |= CHANGER_MANUAL_CALL; 129139213Sgibbs cdrunchangerqueue(softc->changer); 129239213Sgibbs } 129339213Sgibbs } else if ((softc->changer->flags & CHANGER_NEED_TIMEOUT) 129439213Sgibbs && (softc->flags & CD_FLAG_ACTIVE)) { 129539213Sgibbs 129639213Sgibbs /* 129739213Sgibbs * Now that the first transaction to this 129839213Sgibbs * particular device has completed, we can go ahead 129939213Sgibbs * and schedule our timeouts. 130039213Sgibbs */ 130139213Sgibbs if ((changer->flags & CHANGER_TIMEOUT_SCHED) == 0) { 1302168752Sscottl callout_reset(&changer->long_handle, 1303168752Sscottl changer_max_busy_seconds * hz, 1304168752Sscottl cdrunchangerqueue, changer); 130539213Sgibbs changer->flags |= CHANGER_TIMEOUT_SCHED; 130639213Sgibbs } else 130739213Sgibbs printf("cdchangerschedule: already have a long" 130839213Sgibbs " timeout!\n"); 130939213Sgibbs 131039213Sgibbs if ((changer->flags & CHANGER_SHORT_TMOUT_SCHED) == 0) { 1311168752Sscottl callout_reset(&changer->short_handle, 1312168752Sscottl changer_min_busy_seconds * hz, 1313168752Sscottl cdshorttimeout, changer); 131439213Sgibbs changer->flags |= CHANGER_SHORT_TMOUT_SCHED; 131539213Sgibbs } else 131639213Sgibbs printf("cdchangerschedule: already have a short " 131739213Sgibbs "timeout!\n"); 131839213Sgibbs 131939213Sgibbs /* 132039213Sgibbs * We just scheduled timeouts, no need to schedule 132139213Sgibbs * more. 132239213Sgibbs */ 132339213Sgibbs changer->flags &= ~CHANGER_NEED_TIMEOUT; 132439213Sgibbs 132539213Sgibbs } 132639213Sgibbs} 132739213Sgibbs 132839213Sgibbsstatic int 132939213Sgibbscdrunccb(union ccb *ccb, int (*error_routine)(union ccb *ccb, 133039213Sgibbs u_int32_t cam_flags, 133139213Sgibbs u_int32_t sense_flags), 133239213Sgibbs u_int32_t cam_flags, u_int32_t sense_flags) 133339213Sgibbs{ 133439213Sgibbs struct cd_softc *softc; 133539213Sgibbs struct cam_periph *periph; 133639213Sgibbs int error; 133739213Sgibbs 133839213Sgibbs periph = xpt_path_periph(ccb->ccb_h.path); 133939213Sgibbs softc = (struct cd_softc *)periph->softc; 134039213Sgibbs 134139213Sgibbs error = cam_periph_runccb(ccb, error_routine, cam_flags, sense_flags, 1342125975Sphk softc->disk->d_devstat); 134339213Sgibbs 134439213Sgibbs if (softc->flags & CD_FLAG_CHANGER) 134539213Sgibbs cdchangerschedule(softc); 134639213Sgibbs 134739213Sgibbs return(error); 134839213Sgibbs} 134939213Sgibbs 135042017Seivindstatic union ccb * 135139213Sgibbscdgetccb(struct cam_periph *periph, u_int32_t priority) 135239213Sgibbs{ 135339213Sgibbs struct cd_softc *softc; 135439213Sgibbs 135539213Sgibbs softc = (struct cd_softc *)periph->softc; 135639213Sgibbs 135739213Sgibbs if (softc->flags & CD_FLAG_CHANGER) { 135839213Sgibbs /* 135939213Sgibbs * This should work the first time this device is woken up, 136039213Sgibbs * but just in case it doesn't, we use a while loop. 136139213Sgibbs */ 136246581Sken while ((softc->flags & CD_FLAG_ACTIVE) == 0) { 136339213Sgibbs /* 136439213Sgibbs * If this changer isn't already queued, queue it up. 136539213Sgibbs */ 136639213Sgibbs if (softc->pinfo.index == CAM_UNQUEUED_INDEX) { 136739213Sgibbs softc->pinfo.priority = 1; 136839213Sgibbs softc->pinfo.generation = 136945442Sgibbs ++softc->changer->devq.generation; 137039213Sgibbs camq_insert(&softc->changer->devq, 137139213Sgibbs (cam_pinfo *)softc); 137239213Sgibbs } 137346581Sken if (((softc->changer->flags & CHANGER_TIMEOUT_SCHED)==0) 137446581Sken && ((softc->changer->flags & CHANGER_NEED_TIMEOUT)==0) 137546581Sken && ((softc->changer->flags 137646581Sken & CHANGER_SHORT_TMOUT_SCHED)==0)) { 137739213Sgibbs softc->changer->flags |= CHANGER_MANUAL_CALL; 137839213Sgibbs cdrunchangerqueue(softc->changer); 137939213Sgibbs } else 1380168752Sscottl msleep(&softc->changer, periph->sim->mtx, 1381168752Sscottl PRIBIO, "cgticb", 0); 138239213Sgibbs } 138339213Sgibbs } 138439213Sgibbs return(cam_periph_getccb(periph, priority)); 138539213Sgibbs} 138639213Sgibbs 138739213Sgibbs 138839213Sgibbs/* 138939213Sgibbs * Actually translate the requested transfer into one the physical driver 139039213Sgibbs * can understand. The transfer is described by a buf and will include 139139213Sgibbs * only one physical transfer. 139239213Sgibbs */ 139339213Sgibbsstatic void 139459249Sphkcdstrategy(struct bio *bp) 139539213Sgibbs{ 139639213Sgibbs struct cam_periph *periph; 139739213Sgibbs struct cd_softc *softc; 139839213Sgibbs 1399120599Sphk periph = (struct cam_periph *)bp->bio_disk->d_drv1; 140039213Sgibbs if (periph == NULL) { 140176362Sphk biofinish(bp, NULL, ENXIO); 140276362Sphk return; 140339213Sgibbs } 140439213Sgibbs 1405168752Sscottl cam_periph_lock(periph); 140639213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdstrategy\n")); 140739213Sgibbs 140839213Sgibbs softc = (struct cd_softc *)periph->softc; 140939213Sgibbs 141039213Sgibbs /* 141139213Sgibbs * If the device has been made invalid, error out 141239213Sgibbs */ 141339213Sgibbs if ((softc->flags & CD_FLAG_INVALID)) { 1414168752Sscottl cam_periph_unlock(periph); 141576362Sphk biofinish(bp, NULL, ENXIO); 141676362Sphk return; 141739213Sgibbs } 141839213Sgibbs 1419111206Sken /* 1420111206Sken * If we don't have valid media, look for it before trying to 1421111206Sken * schedule the I/O. 1422111206Sken */ 1423111206Sken if ((softc->flags & CD_FLAG_VALID_MEDIA) == 0) { 1424111206Sken int error; 1425111206Sken 1426111206Sken error = cdcheckmedia(periph); 1427111206Sken if (error != 0) { 1428168752Sscottl cam_periph_unlock(periph); 1429111206Sken biofinish(bp, NULL, error); 1430111206Sken return; 1431111206Sken } 1432111206Sken } 1433111206Sken 143439213Sgibbs /* 143539213Sgibbs * Place it in the queue of disk activities for this disk 143639213Sgibbs */ 1437112946Sphk bioq_disksort(&softc->bio_queue, bp); 143839213Sgibbs 143939213Sgibbs /* 144039213Sgibbs * Schedule ourselves for performing the work. We do things 144139213Sgibbs * differently for changers. 144239213Sgibbs */ 144339213Sgibbs if ((softc->flags & CD_FLAG_CHANGER) == 0) 144439213Sgibbs xpt_schedule(periph, /* XXX priority */1); 144539213Sgibbs else 144639213Sgibbs cdschedule(periph, /* priority */ 1); 144739213Sgibbs 1448168752Sscottl cam_periph_unlock(periph); 144939213Sgibbs return; 145039213Sgibbs} 145139213Sgibbs 145239213Sgibbsstatic void 145339213Sgibbscdstart(struct cam_periph *periph, union ccb *start_ccb) 145439213Sgibbs{ 145539213Sgibbs struct cd_softc *softc; 145659249Sphk struct bio *bp; 145739213Sgibbs struct ccb_scsiio *csio; 145839213Sgibbs struct scsi_read_capacity_data *rcap; 145939213Sgibbs 146039213Sgibbs softc = (struct cd_softc *)periph->softc; 146139213Sgibbs 146239213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdstart\n")); 146339213Sgibbs 146439213Sgibbs switch (softc->state) { 146539213Sgibbs case CD_STATE_NORMAL: 146639213Sgibbs { 146759249Sphk bp = bioq_first(&softc->bio_queue); 146839213Sgibbs if (periph->immediate_priority <= periph->pinfo.priority) { 146939213Sgibbs start_ccb->ccb_h.ccb_state = CD_CCB_WAITING; 147039213Sgibbs 147139213Sgibbs SLIST_INSERT_HEAD(&periph->ccb_list, &start_ccb->ccb_h, 147239213Sgibbs periph_links.sle); 147339213Sgibbs periph->immediate_priority = CAM_PRIORITY_NONE; 147439213Sgibbs wakeup(&periph->ccb_list); 147539213Sgibbs } else if (bp == NULL) { 147639213Sgibbs xpt_release_ccb(start_ccb); 147739213Sgibbs } else { 147859249Sphk bioq_remove(&softc->bio_queue, bp); 147939213Sgibbs 1480125975Sphk devstat_start_transaction_bio(softc->disk->d_devstat, bp); 148139213Sgibbs 148239213Sgibbs scsi_read_write(&start_ccb->csio, 148339213Sgibbs /*retries*/4, 148439213Sgibbs /* cbfcnp */ cddone, 148591062Sphk MSG_SIMPLE_Q_TAG, 148659249Sphk /* read */bp->bio_cmd == BIO_READ, 148739213Sgibbs /* byte2 */ 0, 148839213Sgibbs /* minimum_cmd_size */ 10, 1489121209Sphk /* lba */ bp->bio_offset / 1490121209Sphk softc->params.blksize, 149159249Sphk bp->bio_bcount / softc->params.blksize, 149259249Sphk /* data_ptr */ bp->bio_data, 149359249Sphk /* dxfer_len */ bp->bio_bcount, 149439213Sgibbs /* sense_len */ SSD_FULL_SIZE, 149539213Sgibbs /* timeout */ 30000); 149639213Sgibbs start_ccb->ccb_h.ccb_state = CD_CCB_BUFFER_IO; 149739213Sgibbs 149839213Sgibbs 149939213Sgibbs LIST_INSERT_HEAD(&softc->pending_ccbs, 150039213Sgibbs &start_ccb->ccb_h, periph_links.le); 1501112262Sphk softc->outstanding_cmds++; 150239213Sgibbs 150339213Sgibbs /* We expect a unit attention from this device */ 150439213Sgibbs if ((softc->flags & CD_FLAG_RETRY_UA) != 0) { 150539213Sgibbs start_ccb->ccb_h.ccb_state |= CD_CCB_RETRY_UA; 150639213Sgibbs softc->flags &= ~CD_FLAG_RETRY_UA; 150739213Sgibbs } 150839213Sgibbs 150939213Sgibbs start_ccb->ccb_h.ccb_bp = bp; 151059249Sphk bp = bioq_first(&softc->bio_queue); 151139213Sgibbs 151239213Sgibbs xpt_action(start_ccb); 151339213Sgibbs } 151439213Sgibbs if (bp != NULL) { 151539213Sgibbs /* Have more work to do, so ensure we stay scheduled */ 151639213Sgibbs xpt_schedule(periph, /* XXX priority */1); 151739213Sgibbs } 151839213Sgibbs break; 151939213Sgibbs } 152039213Sgibbs case CD_STATE_PROBE: 152139213Sgibbs { 152239213Sgibbs 152339213Sgibbs rcap = (struct scsi_read_capacity_data *)malloc(sizeof(*rcap), 1524169562Sscottl M_SCSICD, 152539213Sgibbs M_NOWAIT); 152639213Sgibbs if (rcap == NULL) { 1527164906Smjacob xpt_print(periph->path, 1528164906Smjacob "cdstart: Couldn't malloc read_capacity data\n"); 152939213Sgibbs /* cd_free_periph??? */ 153039213Sgibbs break; 153139213Sgibbs } 153239213Sgibbs csio = &start_ccb->csio; 153339213Sgibbs scsi_read_capacity(csio, 153439213Sgibbs /*retries*/1, 153539213Sgibbs cddone, 153639213Sgibbs MSG_SIMPLE_Q_TAG, 153739213Sgibbs rcap, 153839213Sgibbs SSD_FULL_SIZE, 153939213Sgibbs /*timeout*/20000); 154039213Sgibbs start_ccb->ccb_h.ccb_bp = NULL; 154139213Sgibbs start_ccb->ccb_h.ccb_state = CD_CCB_PROBE; 154239213Sgibbs xpt_action(start_ccb); 154339213Sgibbs break; 154439213Sgibbs } 154539213Sgibbs } 154639213Sgibbs} 154739213Sgibbs 154839213Sgibbsstatic void 154939213Sgibbscddone(struct cam_periph *periph, union ccb *done_ccb) 155039213Sgibbs{ 155139213Sgibbs struct cd_softc *softc; 155239213Sgibbs struct ccb_scsiio *csio; 155339213Sgibbs 155439213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cddone\n")); 155539213Sgibbs 155639213Sgibbs softc = (struct cd_softc *)periph->softc; 155739213Sgibbs csio = &done_ccb->csio; 155839213Sgibbs 155939213Sgibbs switch (csio->ccb_h.ccb_state & CD_CCB_TYPE_MASK) { 156039213Sgibbs case CD_CCB_BUFFER_IO: 156139213Sgibbs { 156259249Sphk struct bio *bp; 156339213Sgibbs int error; 156439213Sgibbs 156559249Sphk bp = (struct bio *)done_ccb->ccb_h.ccb_bp; 156639213Sgibbs error = 0; 156739213Sgibbs 156839213Sgibbs if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 156939213Sgibbs int sf; 157039213Sgibbs 157139213Sgibbs if ((done_ccb->ccb_h.ccb_state & CD_CCB_RETRY_UA) != 0) 157239213Sgibbs sf = SF_RETRY_UA; 157339213Sgibbs else 157439213Sgibbs sf = 0; 157546747Sken 157674840Sken error = cderror(done_ccb, CAM_RETRY_SELTO, sf); 157774840Sken if (error == ERESTART) { 157839213Sgibbs /* 157939213Sgibbs * A retry was scheuled, so 158039213Sgibbs * just return. 158139213Sgibbs */ 158239213Sgibbs return; 158339213Sgibbs } 158439213Sgibbs } 158539213Sgibbs 158639213Sgibbs if (error != 0) { 1587164906Smjacob xpt_print(periph->path, 1588164906Smjacob "cddone: got error %#x back\n", error); 1589112946Sphk bioq_flush(&softc->bio_queue, NULL, EIO); 159059249Sphk bp->bio_resid = bp->bio_bcount; 159159249Sphk bp->bio_error = error; 159259249Sphk bp->bio_flags |= BIO_ERROR; 159339213Sgibbs cam_release_devq(done_ccb->ccb_h.path, 159439213Sgibbs /*relsim_flags*/0, 159539213Sgibbs /*reduction*/0, 159639213Sgibbs /*timeout*/0, 159739213Sgibbs /*getcount_only*/0); 159839213Sgibbs 159939213Sgibbs } else { 160059249Sphk bp->bio_resid = csio->resid; 160159249Sphk bp->bio_error = 0; 160259249Sphk if (bp->bio_resid != 0) { 1603104456Sphk /* 1604104456Sphk * Short transfer ??? 1605104456Sphk * XXX: not sure this is correct for partial 1606104456Sphk * transfers at EOM 1607104456Sphk */ 160859249Sphk bp->bio_flags |= BIO_ERROR; 160939213Sgibbs } 161039213Sgibbs } 161139213Sgibbs 161239213Sgibbs LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1613112262Sphk softc->outstanding_cmds--; 161439213Sgibbs 161539213Sgibbs if (softc->flags & CD_FLAG_CHANGER) 161639213Sgibbs cdchangerschedule(softc); 161739213Sgibbs 1618157806Smaxim biofinish(bp, NULL, 0); 161939213Sgibbs break; 162039213Sgibbs } 162139213Sgibbs case CD_CCB_PROBE: 162239213Sgibbs { 162339213Sgibbs struct scsi_read_capacity_data *rdcap; 162439213Sgibbs char announce_buf[120]; /* 162539213Sgibbs * Currently (9/30/97) the 162639213Sgibbs * longest possible announce 162739213Sgibbs * buffer is 108 bytes, for the 162839213Sgibbs * first error case below. 162939213Sgibbs * That is 39 bytes for the 163039213Sgibbs * basic string, 16 bytes for the 163139213Sgibbs * biggest sense key (hardware 163239213Sgibbs * error), 52 bytes for the 163339213Sgibbs * text of the largest sense 163439213Sgibbs * qualifier valid for a CDROM, 163539213Sgibbs * (0x72, 0x03 or 0x04, 163639213Sgibbs * 0x03), and one byte for the 163739213Sgibbs * null terminating character. 163839213Sgibbs * To allow for longer strings, 163939213Sgibbs * the announce buffer is 120 164039213Sgibbs * bytes. 164139213Sgibbs */ 164239213Sgibbs struct cd_params *cdp; 164339213Sgibbs 164439213Sgibbs cdp = &softc->params; 164539213Sgibbs 164639213Sgibbs rdcap = (struct scsi_read_capacity_data *)csio->data_ptr; 164739213Sgibbs 164839213Sgibbs cdp->disksize = scsi_4btoul (rdcap->addr) + 1; 164939213Sgibbs cdp->blksize = scsi_4btoul (rdcap->length); 165039213Sgibbs 165139213Sgibbs if ((csio->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) { 165239213Sgibbs 165341514Sarchie snprintf(announce_buf, sizeof(announce_buf), 165440020Sken "cd present [%lu x %lu byte records]", 165540020Sken cdp->disksize, (u_long)cdp->blksize); 165639213Sgibbs 165739213Sgibbs } else { 165839213Sgibbs int error; 165939213Sgibbs /* 166039213Sgibbs * Retry any UNIT ATTENTION type errors. They 166139213Sgibbs * are expected at boot. 166239213Sgibbs */ 166374840Sken error = cderror(done_ccb, CAM_RETRY_SELTO, 166474840Sken SF_RETRY_UA | SF_NO_PRINT); 166539213Sgibbs if (error == ERESTART) { 166639213Sgibbs /* 166739213Sgibbs * A retry was scheuled, so 166839213Sgibbs * just return. 166939213Sgibbs */ 167039213Sgibbs return; 167139213Sgibbs } else if (error != 0) { 167239213Sgibbs 167339213Sgibbs struct scsi_sense_data *sense; 167439213Sgibbs int asc, ascq; 167539213Sgibbs int sense_key, error_code; 167639213Sgibbs int have_sense; 167739213Sgibbs cam_status status; 167839213Sgibbs struct ccb_getdev cgd; 167939213Sgibbs 168039213Sgibbs /* Don't wedge this device's queue */ 168139213Sgibbs cam_release_devq(done_ccb->ccb_h.path, 168239213Sgibbs /*relsim_flags*/0, 168339213Sgibbs /*reduction*/0, 168439213Sgibbs /*timeout*/0, 168539213Sgibbs /*getcount_only*/0); 168639213Sgibbs 168739213Sgibbs status = done_ccb->ccb_h.status; 168839213Sgibbs 168939213Sgibbs xpt_setup_ccb(&cgd.ccb_h, 169039213Sgibbs done_ccb->ccb_h.path, 169139213Sgibbs /* priority */ 1); 169239213Sgibbs cgd.ccb_h.func_code = XPT_GDEV_TYPE; 169339213Sgibbs xpt_action((union ccb *)&cgd); 169439213Sgibbs 169539213Sgibbs if (((csio->ccb_h.flags & CAM_SENSE_PHYS) != 0) 169639213Sgibbs || ((csio->ccb_h.flags & CAM_SENSE_PTR) != 0) 169739213Sgibbs || ((status & CAM_AUTOSNS_VALID) == 0)) 169839213Sgibbs have_sense = FALSE; 169939213Sgibbs else 170039213Sgibbs have_sense = TRUE; 170139213Sgibbs 170239213Sgibbs if (have_sense) { 170339213Sgibbs sense = &csio->sense_data; 170439213Sgibbs scsi_extract_sense(sense, &error_code, 170539213Sgibbs &sense_key, 170639213Sgibbs &asc, &ascq); 170739213Sgibbs } 170839213Sgibbs /* 170946581Sken * Attach to anything that claims to be a 171046581Sken * CDROM or WORM device, as long as it 171146581Sken * doesn't return a "Logical unit not 171246581Sken * supported" (0x25) error. 171339213Sgibbs */ 171446581Sken if ((have_sense) && (asc != 0x25) 171574840Sken && (error_code == SSD_CURRENT_ERROR)) { 171674840Sken const char *sense_key_desc; 171774840Sken const char *asc_desc; 171874840Sken 171974840Sken scsi_sense_desc(sense_key, asc, ascq, 172074840Sken &cgd.inq_data, 172174840Sken &sense_key_desc, 172274840Sken &asc_desc); 172341514Sarchie snprintf(announce_buf, 172441514Sarchie sizeof(announce_buf), 172539213Sgibbs "Attempt to query device " 172639213Sgibbs "size failed: %s, %s", 172774840Sken sense_key_desc, 172874840Sken asc_desc); 172982850Sken } else if ((have_sense == 0) 173082850Sken && ((status & CAM_STATUS_MASK) == 173182850Sken CAM_SCSI_STATUS_ERROR) 173282850Sken && (csio->scsi_status == 173382850Sken SCSI_STATUS_BUSY)) { 173482850Sken snprintf(announce_buf, 173582850Sken sizeof(announce_buf), 173682850Sken "Attempt to query device " 173782850Sken "size failed: SCSI Status: %s", 173882850Sken scsi_status_string(csio)); 173974840Sken } else if (SID_TYPE(&cgd.inq_data) == T_CDROM) { 174039213Sgibbs /* 174139213Sgibbs * We only print out an error for 174239213Sgibbs * CDROM type devices. For WORM 174339213Sgibbs * devices, we don't print out an 174439213Sgibbs * error since a few WORM devices 174539213Sgibbs * don't support CDROM commands. 174639213Sgibbs * If we have sense information, go 174739213Sgibbs * ahead and print it out. 174839213Sgibbs * Otherwise, just say that we 174939213Sgibbs * couldn't attach. 175039213Sgibbs */ 175139213Sgibbs 175239213Sgibbs /* 175339213Sgibbs * Just print out the error, not 175439213Sgibbs * the full probe message, when we 175539213Sgibbs * don't attach. 175639213Sgibbs */ 175740020Sken if (have_sense) 175840020Sken scsi_sense_print( 175940020Sken &done_ccb->csio); 176040020Sken else { 1761164906Smjacob xpt_print(periph->path, 1762164906Smjacob "got CAM status %#x\n", 1763164906Smjacob done_ccb->ccb_h.status); 176440020Sken } 1765164906Smjacob xpt_print(periph->path, "fatal error, " 1766164906Smjacob "failed to attach to device\n"); 176739213Sgibbs /* 176840603Sken * Invalidate this peripheral. 176939213Sgibbs */ 177039213Sgibbs cam_periph_invalidate(periph); 177140020Sken 177240020Sken announce_buf[0] = '\0'; 177339213Sgibbs } else { 177440603Sken 177539213Sgibbs /* 177640603Sken * Invalidate this peripheral. 177739213Sgibbs */ 177839213Sgibbs cam_periph_invalidate(periph); 177940020Sken announce_buf[0] = '\0'; 178039213Sgibbs } 178139213Sgibbs } 178239213Sgibbs } 1783169562Sscottl free(rdcap, M_SCSICD); 178442378Smjacob if (announce_buf[0] != '\0') { 178539213Sgibbs xpt_announce_periph(periph, announce_buf); 178642378Smjacob if (softc->flags & CD_FLAG_CHANGER) 178742378Smjacob cdchangerschedule(softc); 1788119708Sken /* 1789119708Sken * Create our sysctl variables, now that we know 1790119708Sken * we have successfully attached. 1791119708Sken */ 1792119708Sken taskqueue_enqueue(taskqueue_thread,&softc->sysctl_task); 179342378Smjacob } 179440020Sken softc->state = CD_STATE_NORMAL; 179542378Smjacob /* 179642378Smjacob * Since our peripheral may be invalidated by an error 179742378Smjacob * above or an external event, we must release our CCB 179842378Smjacob * before releasing the probe lock on the peripheral. 179942378Smjacob * The peripheral will only go away once the last lock 180042378Smjacob * is removed, and we need it around for the CCB release 180142378Smjacob * operation. 180242378Smjacob */ 180342378Smjacob xpt_release_ccb(done_ccb); 1804168752Sscottl cam_periph_unhold(periph); 180542378Smjacob return; 180639213Sgibbs } 180739213Sgibbs case CD_CCB_WAITING: 180839213Sgibbs { 180939213Sgibbs /* Caller will release the CCB */ 181039213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 181139213Sgibbs ("trying to wakeup ccbwait\n")); 181239213Sgibbs 181339213Sgibbs wakeup(&done_ccb->ccb_h.cbfcnp); 181439213Sgibbs return; 181539213Sgibbs } 181642378Smjacob default: 181742378Smjacob break; 181839213Sgibbs } 181939213Sgibbs xpt_release_ccb(done_ccb); 182039213Sgibbs} 182139213Sgibbs 1822111206Skenstatic union cd_pages * 1823111206Skencdgetpage(struct cd_mode_params *mode_params) 1824111206Sken{ 1825111206Sken union cd_pages *page; 1826111206Sken 1827111206Sken if (mode_params->cdb_size == 10) 1828111206Sken page = (union cd_pages *)find_mode_page_10( 1829111206Sken (struct scsi_mode_header_10 *)mode_params->mode_buf); 1830111206Sken else 1831111206Sken page = (union cd_pages *)find_mode_page_6( 1832111206Sken (struct scsi_mode_header_6 *)mode_params->mode_buf); 1833111206Sken 1834111206Sken return (page); 1835111206Sken} 1836111206Sken 183739213Sgibbsstatic int 1838111206Skencdgetpagesize(int page_num) 1839111206Sken{ 1840111206Sken int i; 1841111206Sken 1842111206Sken for (i = 0; i < (sizeof(cd_page_size_table)/ 1843111206Sken sizeof(cd_page_size_table[0])); i++) { 1844111206Sken if (cd_page_size_table[i].page == page_num) 1845111206Sken return (cd_page_size_table[i].page_size); 1846111206Sken } 1847111206Sken 1848111206Sken return (-1); 1849111206Sken} 1850111206Sken 1851111206Skenstatic int 1852120599Sphkcdioctl(struct disk *dp, u_long cmd, void *addr, int flag, struct thread *td) 185339213Sgibbs{ 185439213Sgibbs 185539213Sgibbs struct cam_periph *periph; 185639213Sgibbs struct cd_softc *softc; 1857168752Sscottl int nocopyout, error = 0; 185839213Sgibbs 1859120599Sphk periph = (struct cam_periph *)dp->d_drv1; 186039213Sgibbs if (periph == NULL) 186139213Sgibbs return(ENXIO); 186239213Sgibbs 1863168752Sscottl cam_periph_lock(periph); 186439213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdioctl\n")); 186539213Sgibbs 186639213Sgibbs softc = (struct cd_softc *)periph->softc; 186739213Sgibbs 186839213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, 186940020Sken ("trying to do ioctl %#lx\n", cmd)); 187039213Sgibbs 1871168752Sscottl if ((error = cam_periph_hold(periph, PRIBIO | PCATCH)) != 0) { 1872168752Sscottl cam_periph_unlock(periph); 1873168752Sscottl cam_periph_release(periph); 1874168752Sscottl return (error); 1875168752Sscottl } 187639213Sgibbs 1877111206Sken /* 1878111206Sken * If we don't have media loaded, check for it. If still don't 1879111206Sken * have media loaded, we can only do a load or eject. 1880144135Sken * 1881144135Sken * We only care whether media is loaded if this is a cd-specific ioctl 1882144135Sken * (thus the IOCGROUP check below). Note that this will break if 1883144135Sken * anyone adds any ioctls into the switch statement below that don't 1884144135Sken * have their ioctl group set to 'c'. 1885111206Sken */ 1886111206Sken if (((softc->flags & CD_FLAG_VALID_MEDIA) == 0) 1887111206Sken && ((cmd != CDIOCCLOSE) 1888144135Sken && (cmd != CDIOCEJECT)) 1889144135Sken && (IOCGROUP(cmd) == 'c')) { 1890111206Sken error = cdcheckmedia(periph); 1891111206Sken } 1892168752Sscottl /* 1893168752Sscottl * Drop the lock here so later mallocs can use WAITOK. The periph 1894168752Sscottl * is essentially locked still with the cam_periph_hold call above. 1895168752Sscottl */ 1896168752Sscottl cam_periph_unlock(periph); 1897168752Sscottl if (error != 0) 1898168752Sscottl return (error); 189940020Sken 1900141031Ssobomax nocopyout = 0; 190139213Sgibbs switch (cmd) { 190239213Sgibbs 190339213Sgibbs case CDIOCPLAYTRACKS: 190439213Sgibbs { 190539213Sgibbs struct ioc_play_track *args 190639213Sgibbs = (struct ioc_play_track *) addr; 1907111206Sken struct cd_mode_params params; 1908111206Sken union cd_pages *page; 190939213Sgibbs 1910111206Sken params.alloc_len = sizeof(union cd_mode_data_6_10); 1911169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 1912111206Sken M_WAITOK | M_ZERO); 191339213Sgibbs 1914168752Sscottl cam_periph_lock(periph); 191539213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 191639213Sgibbs ("trying to do CDIOCPLAYTRACKS\n")); 191739213Sgibbs 1918111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 191939213Sgibbs if (error) { 1920169562Sscottl free(params.mode_buf, M_SCSICD); 1921168752Sscottl cam_periph_unlock(periph); 192239213Sgibbs break; 192339213Sgibbs } 1924111206Sken page = cdgetpage(¶ms); 1925111206Sken 1926111206Sken page->audio.flags &= ~CD_PA_SOTC; 1927111206Sken page->audio.flags |= CD_PA_IMMED; 1928111206Sken error = cdsetmode(periph, ¶ms); 1929169562Sscottl free(params.mode_buf, M_SCSICD); 1930168752Sscottl if (error) { 1931168752Sscottl cam_periph_unlock(periph); 193239213Sgibbs break; 1933168752Sscottl } 1934111206Sken 1935111206Sken /* 1936111206Sken * This was originally implemented with the PLAY 1937111206Sken * AUDIO TRACK INDEX command, but that command was 1938111206Sken * deprecated after SCSI-2. Most (all?) SCSI CDROM 1939111206Sken * drives support it but ATAPI and ATAPI-derivative 1940111206Sken * drives don't seem to support it. So we keep a 1941111206Sken * cache of the table of contents and translate 1942111206Sken * track numbers to MSF format. 1943111206Sken */ 1944111206Sken if (softc->flags & CD_FLAG_VALID_TOC) { 1945111206Sken union msf_lba *sentry, *eentry; 1946111206Sken int st, et; 1947111206Sken 1948111206Sken if (args->end_track < 1949111206Sken softc->toc.header.ending_track + 1) 1950111206Sken args->end_track++; 1951111206Sken if (args->end_track > 1952111206Sken softc->toc.header.ending_track + 1) 1953111206Sken args->end_track = 1954111206Sken softc->toc.header.ending_track + 1; 1955111206Sken st = args->start_track - 1956111206Sken softc->toc.header.starting_track; 1957111206Sken et = args->end_track - 1958111206Sken softc->toc.header.starting_track; 1959111206Sken if ((st < 0) 1960111206Sken || (et < 0) 1961111206Sken || (st > (softc->toc.header.ending_track - 1962111206Sken softc->toc.header.starting_track))) { 1963111206Sken error = EINVAL; 1964111206Sken break; 1965111206Sken } 1966111206Sken sentry = &softc->toc.entries[st].addr; 1967111206Sken eentry = &softc->toc.entries[et].addr; 1968111206Sken error = cdplaymsf(periph, 1969111206Sken sentry->msf.minute, 1970111206Sken sentry->msf.second, 1971111206Sken sentry->msf.frame, 1972111206Sken eentry->msf.minute, 1973111206Sken eentry->msf.second, 1974111206Sken eentry->msf.frame); 1975111206Sken } else { 1976111206Sken /* 1977111206Sken * If we don't have a valid TOC, try the 1978111206Sken * play track index command. It is part of 1979111206Sken * the SCSI-2 spec, but was removed in the 1980111206Sken * MMC specs. ATAPI and ATAPI-derived 1981111206Sken * drives don't support it. 1982111206Sken */ 1983111206Sken if (softc->quirks & CD_Q_BCD_TRACKS) { 1984111206Sken args->start_track = 1985111206Sken bin2bcd(args->start_track); 1986111206Sken args->end_track = 1987111206Sken bin2bcd(args->end_track); 1988111206Sken } 1989111206Sken error = cdplaytracks(periph, 1990111206Sken args->start_track, 1991111206Sken args->start_index, 1992111206Sken args->end_track, 1993111206Sken args->end_index); 199439213Sgibbs } 1995168752Sscottl cam_periph_unlock(periph); 199639213Sgibbs } 199739213Sgibbs break; 199839213Sgibbs case CDIOCPLAYMSF: 199939213Sgibbs { 200039213Sgibbs struct ioc_play_msf *args 200139213Sgibbs = (struct ioc_play_msf *) addr; 2002111206Sken struct cd_mode_params params; 2003111206Sken union cd_pages *page; 200439213Sgibbs 2005111206Sken params.alloc_len = sizeof(union cd_mode_data_6_10); 2006169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2007111206Sken M_WAITOK | M_ZERO); 200839213Sgibbs 2009168752Sscottl cam_periph_lock(periph); 201039213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 201139213Sgibbs ("trying to do CDIOCPLAYMSF\n")); 201239213Sgibbs 2013111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 201439213Sgibbs if (error) { 2015169562Sscottl free(params.mode_buf, M_SCSICD); 2016168752Sscottl cam_periph_unlock(periph); 201739213Sgibbs break; 201839213Sgibbs } 2019111206Sken page = cdgetpage(¶ms); 2020111206Sken 2021111206Sken page->audio.flags &= ~CD_PA_SOTC; 2022111206Sken page->audio.flags |= CD_PA_IMMED; 2023111206Sken error = cdsetmode(periph, ¶ms); 2024169562Sscottl free(params.mode_buf, M_SCSICD); 2025168752Sscottl if (error) { 2026168752Sscottl cam_periph_unlock(periph); 202739213Sgibbs break; 2028168752Sscottl } 202939213Sgibbs error = cdplaymsf(periph, 203039213Sgibbs args->start_m, 203139213Sgibbs args->start_s, 203239213Sgibbs args->start_f, 203339213Sgibbs args->end_m, 203439213Sgibbs args->end_s, 203539213Sgibbs args->end_f); 2036168752Sscottl cam_periph_unlock(periph); 203739213Sgibbs } 203839213Sgibbs break; 203939213Sgibbs case CDIOCPLAYBLOCKS: 204039213Sgibbs { 204139213Sgibbs struct ioc_play_blocks *args 204239213Sgibbs = (struct ioc_play_blocks *) addr; 2043111206Sken struct cd_mode_params params; 2044111206Sken union cd_pages *page; 204539213Sgibbs 2046111206Sken params.alloc_len = sizeof(union cd_mode_data_6_10); 2047169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2048111206Sken M_WAITOK | M_ZERO); 204939213Sgibbs 2050168752Sscottl cam_periph_lock(periph); 2051168752Sscottl CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2052168752Sscottl ("trying to do CDIOCPLAYBLOCKS\n")); 2053168752Sscottl 2054168752Sscottl 2055111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 205639213Sgibbs if (error) { 2057169562Sscottl free(params.mode_buf, M_SCSICD); 2058168752Sscottl cam_periph_unlock(periph); 205939213Sgibbs break; 206039213Sgibbs } 2061111206Sken page = cdgetpage(¶ms); 2062111206Sken 2063111206Sken page->audio.flags &= ~CD_PA_SOTC; 2064111206Sken page->audio.flags |= CD_PA_IMMED; 2065111206Sken error = cdsetmode(periph, ¶ms); 2066169562Sscottl free(params.mode_buf, M_SCSICD); 2067168752Sscottl if (error) { 2068168752Sscottl cam_periph_unlock(periph); 206939213Sgibbs break; 2070168752Sscottl } 207139213Sgibbs error = cdplay(periph, args->blk, args->len); 2072168752Sscottl cam_periph_unlock(periph); 207339213Sgibbs } 207439213Sgibbs break; 2075141031Ssobomax case CDIOCREADSUBCHANNEL_SYSSPACE: 2076141031Ssobomax nocopyout = 1; 2077141031Ssobomax /* Fallthrough */ 207839213Sgibbs case CDIOCREADSUBCHANNEL: 207939213Sgibbs { 208039213Sgibbs struct ioc_read_subchannel *args 208139213Sgibbs = (struct ioc_read_subchannel *) addr; 208239213Sgibbs struct cd_sub_channel_info *data; 208339213Sgibbs u_int32_t len = args->data_len; 208439213Sgibbs 2085168752Sscottl data = malloc(sizeof(struct cd_sub_channel_info), 2086169562Sscottl M_SCSICD, M_WAITOK); 2087168752Sscottl 2088168752Sscottl cam_periph_lock(periph); 208939213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 209039213Sgibbs ("trying to do CDIOCREADSUBCHANNEL\n")); 209139213Sgibbs 209239213Sgibbs if ((len > sizeof(struct cd_sub_channel_info)) || 209339213Sgibbs (len < sizeof(struct cd_sub_channel_header))) { 209439213Sgibbs printf( 209539213Sgibbs "scsi_cd: cdioctl: " 209639213Sgibbs "cdioreadsubchannel: error, len=%d\n", 209739213Sgibbs len); 209839213Sgibbs error = EINVAL; 2099169562Sscottl free(data, M_SCSICD); 2100168752Sscottl cam_periph_unlock(periph); 210139213Sgibbs break; 210239213Sgibbs } 210339213Sgibbs 210439213Sgibbs if (softc->quirks & CD_Q_BCD_TRACKS) 210539213Sgibbs args->track = bin2bcd(args->track); 210639213Sgibbs 210739213Sgibbs error = cdreadsubchannel(periph, args->address_format, 210839213Sgibbs args->data_format, args->track, data, len); 210939213Sgibbs 211039213Sgibbs if (error) { 2111169562Sscottl free(data, M_SCSICD); 2112168752Sscottl cam_periph_unlock(periph); 211339213Sgibbs break; 211439213Sgibbs } 211539213Sgibbs if (softc->quirks & CD_Q_BCD_TRACKS) 211639213Sgibbs data->what.track_info.track_number = 211739213Sgibbs bcd2bin(data->what.track_info.track_number); 211839213Sgibbs len = min(len, ((data->header.data_len[0] << 8) + 211939213Sgibbs data->header.data_len[1] + 212039213Sgibbs sizeof(struct cd_sub_channel_header))); 2121168752Sscottl cam_periph_unlock(periph); 2122141031Ssobomax if (nocopyout == 0) { 2123141031Ssobomax if (copyout(data, args->data, len) != 0) { 2124141031Ssobomax error = EFAULT; 2125141031Ssobomax } 2126141031Ssobomax } else { 2127141031Ssobomax bcopy(data, args->data, len); 212839213Sgibbs } 2129169562Sscottl free(data, M_SCSICD); 213039213Sgibbs } 213139213Sgibbs break; 213239213Sgibbs 213339213Sgibbs case CDIOREADTOCHEADER: 213439213Sgibbs { 213539213Sgibbs struct ioc_toc_header *th; 213639213Sgibbs 2137169562Sscottl th = malloc(sizeof(struct ioc_toc_header), M_SCSICD, 2138168752Sscottl M_WAITOK); 2139168752Sscottl 2140168752Sscottl cam_periph_lock(periph); 214139213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 214239213Sgibbs ("trying to do CDIOREADTOCHEADER\n")); 214339213Sgibbs 2144111206Sken error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2145111206Sken sizeof (*th), /*sense_flags*/0); 214639213Sgibbs if (error) { 2147169562Sscottl free(th, M_SCSICD); 2148168752Sscottl cam_periph_unlock(periph); 214939213Sgibbs break; 215039213Sgibbs } 215139213Sgibbs if (softc->quirks & CD_Q_BCD_TRACKS) { 215239213Sgibbs /* we are going to have to convert the BCD 215339213Sgibbs * encoding on the cd to what is expected 215439213Sgibbs */ 215539213Sgibbs th->starting_track = 215639213Sgibbs bcd2bin(th->starting_track); 215739213Sgibbs th->ending_track = bcd2bin(th->ending_track); 215839213Sgibbs } 215990868Smike th->len = ntohs(th->len); 216039213Sgibbs bcopy(th, addr, sizeof(*th)); 2161169562Sscottl free(th, M_SCSICD); 2162168752Sscottl cam_periph_unlock(periph); 216339213Sgibbs } 216439213Sgibbs break; 216539213Sgibbs case CDIOREADTOCENTRYS: 216639213Sgibbs { 2167111206Sken struct cd_tocdata *data; 2168111206Sken struct cd_toc_single *lead; 216939213Sgibbs struct ioc_read_toc_entry *te = 217039213Sgibbs (struct ioc_read_toc_entry *) addr; 217139213Sgibbs struct ioc_toc_header *th; 217239213Sgibbs u_int32_t len, readlen, idx, num; 217339213Sgibbs u_int32_t starting_track = te->starting_track; 217439213Sgibbs 2175169562Sscottl data = malloc(sizeof(*data), M_SCSICD, M_WAITOK); 2176169562Sscottl lead = malloc(sizeof(*lead), M_SCSICD, M_WAITOK); 2177168752Sscottl 2178168752Sscottl cam_periph_lock(periph); 217939213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 218039213Sgibbs ("trying to do CDIOREADTOCENTRYS\n")); 218139213Sgibbs 218239213Sgibbs if (te->data_len < sizeof(struct cd_toc_entry) 218339213Sgibbs || (te->data_len % sizeof(struct cd_toc_entry)) != 0 218439213Sgibbs || (te->address_format != CD_MSF_FORMAT 218539213Sgibbs && te->address_format != CD_LBA_FORMAT)) { 218639213Sgibbs error = EINVAL; 218739213Sgibbs printf("scsi_cd: error in readtocentries, " 218839213Sgibbs "returning EINVAL\n"); 2189169562Sscottl free(data, M_SCSICD); 2190169562Sscottl free(lead, M_SCSICD); 2191168752Sscottl cam_periph_unlock(periph); 219239213Sgibbs break; 219339213Sgibbs } 219439213Sgibbs 219539213Sgibbs th = &data->header; 2196111206Sken error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2197111206Sken sizeof (*th), /*sense_flags*/0); 219839213Sgibbs if (error) { 2199169562Sscottl free(data, M_SCSICD); 2200169562Sscottl free(lead, M_SCSICD); 2201168752Sscottl cam_periph_unlock(periph); 220239213Sgibbs break; 220339213Sgibbs } 220439213Sgibbs 220539213Sgibbs if (softc->quirks & CD_Q_BCD_TRACKS) { 220639213Sgibbs /* we are going to have to convert the BCD 220739213Sgibbs * encoding on the cd to what is expected 220839213Sgibbs */ 220939213Sgibbs th->starting_track = 221039213Sgibbs bcd2bin(th->starting_track); 221139213Sgibbs th->ending_track = bcd2bin(th->ending_track); 221239213Sgibbs } 221339213Sgibbs 221439213Sgibbs if (starting_track == 0) 221539213Sgibbs starting_track = th->starting_track; 221639213Sgibbs else if (starting_track == LEADOUT) 221739213Sgibbs starting_track = th->ending_track + 1; 221839213Sgibbs else if (starting_track < th->starting_track || 221939213Sgibbs starting_track > th->ending_track + 1) { 222039213Sgibbs printf("scsi_cd: error in readtocentries, " 222139213Sgibbs "returning EINVAL\n"); 2222169562Sscottl free(data, M_SCSICD); 2223169562Sscottl free(lead, M_SCSICD); 2224168752Sscottl cam_periph_unlock(periph); 222539213Sgibbs error = EINVAL; 222639213Sgibbs break; 222739213Sgibbs } 222839213Sgibbs 222939213Sgibbs /* calculate reading length without leadout entry */ 223039213Sgibbs readlen = (th->ending_track - starting_track + 1) * 223139213Sgibbs sizeof(struct cd_toc_entry); 223239213Sgibbs 223339213Sgibbs /* and with leadout entry */ 223439213Sgibbs len = readlen + sizeof(struct cd_toc_entry); 223539213Sgibbs if (te->data_len < len) { 223639213Sgibbs len = te->data_len; 223739213Sgibbs if (readlen > len) 223839213Sgibbs readlen = len; 223939213Sgibbs } 224039213Sgibbs if (len > sizeof(data->entries)) { 224139213Sgibbs printf("scsi_cd: error in readtocentries, " 224239213Sgibbs "returning EINVAL\n"); 224339213Sgibbs error = EINVAL; 2244169562Sscottl free(data, M_SCSICD); 2245169562Sscottl free(lead, M_SCSICD); 2246168752Sscottl cam_periph_unlock(periph); 224739213Sgibbs break; 224839213Sgibbs } 224939213Sgibbs num = len / sizeof(struct cd_toc_entry); 225039213Sgibbs 225139213Sgibbs if (readlen > 0) { 225239213Sgibbs error = cdreadtoc(periph, te->address_format, 225339213Sgibbs starting_track, 2254111206Sken (u_int8_t *)data, 2255111206Sken readlen + sizeof (*th), 2256111206Sken /*sense_flags*/0); 225739213Sgibbs if (error) { 2258169562Sscottl free(data, M_SCSICD); 2259169562Sscottl free(lead, M_SCSICD); 2260168752Sscottl cam_periph_unlock(periph); 226139213Sgibbs break; 226239213Sgibbs } 226339213Sgibbs } 226439213Sgibbs 226539213Sgibbs /* make leadout entry if needed */ 226639213Sgibbs idx = starting_track + num - 1; 226739213Sgibbs if (softc->quirks & CD_Q_BCD_TRACKS) 226839213Sgibbs th->ending_track = bcd2bin(th->ending_track); 226939213Sgibbs if (idx == th->ending_track + 1) { 227039213Sgibbs error = cdreadtoc(periph, te->address_format, 2271111206Sken LEADOUT, (u_int8_t *)lead, 2272111206Sken sizeof(*lead), 2273111206Sken /*sense_flags*/0); 227439213Sgibbs if (error) { 2275169562Sscottl free(data, M_SCSICD); 2276169562Sscottl free(lead, M_SCSICD); 2277168752Sscottl cam_periph_unlock(periph); 227839213Sgibbs break; 227939213Sgibbs } 228039213Sgibbs data->entries[idx - starting_track] = 228139213Sgibbs lead->entry; 228239213Sgibbs } 228339213Sgibbs if (softc->quirks & CD_Q_BCD_TRACKS) { 228439213Sgibbs for (idx = 0; idx < num - 1; idx++) { 228539213Sgibbs data->entries[idx].track = 228639213Sgibbs bcd2bin(data->entries[idx].track); 228739213Sgibbs } 228839213Sgibbs } 228939213Sgibbs 2290168752Sscottl cam_periph_unlock(periph); 229139213Sgibbs error = copyout(data->entries, te->data, len); 2292169562Sscottl free(data, M_SCSICD); 2293169562Sscottl free(lead, M_SCSICD); 229439213Sgibbs } 229539213Sgibbs break; 229639213Sgibbs case CDIOREADTOCENTRY: 229739213Sgibbs { 2298111206Sken struct cd_toc_single *data; 229939213Sgibbs struct ioc_read_toc_single_entry *te = 230039213Sgibbs (struct ioc_read_toc_single_entry *) addr; 230139213Sgibbs struct ioc_toc_header *th; 230239213Sgibbs u_int32_t track; 230339213Sgibbs 2304169562Sscottl data = malloc(sizeof(*data), M_SCSICD, M_WAITOK); 2305168752Sscottl 2306168752Sscottl cam_periph_lock(periph); 230739213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 230839213Sgibbs ("trying to do CDIOREADTOCENTRY\n")); 230939213Sgibbs 231039213Sgibbs if (te->address_format != CD_MSF_FORMAT 231139213Sgibbs && te->address_format != CD_LBA_FORMAT) { 231239213Sgibbs printf("error in readtocentry, " 231339213Sgibbs " returning EINVAL\n"); 2314169562Sscottl free(data, M_SCSICD); 231539213Sgibbs error = EINVAL; 2316168752Sscottl cam_periph_unlock(periph); 231739213Sgibbs break; 231839213Sgibbs } 231939213Sgibbs 232039213Sgibbs th = &data->header; 2321111206Sken error = cdreadtoc(periph, 0, 0, (u_int8_t *)th, 2322111206Sken sizeof (*th), /*sense_flags*/0); 232339213Sgibbs if (error) { 2324169562Sscottl free(data, M_SCSICD); 2325168752Sscottl cam_periph_unlock(periph); 232639213Sgibbs break; 232739213Sgibbs } 232839213Sgibbs 232939213Sgibbs if (softc->quirks & CD_Q_BCD_TRACKS) { 233039213Sgibbs /* we are going to have to convert the BCD 233139213Sgibbs * encoding on the cd to what is expected 233239213Sgibbs */ 233339213Sgibbs th->starting_track = 233439213Sgibbs bcd2bin(th->starting_track); 233539213Sgibbs th->ending_track = bcd2bin(th->ending_track); 233639213Sgibbs } 233739213Sgibbs track = te->track; 233839213Sgibbs if (track == 0) 233939213Sgibbs track = th->starting_track; 234039213Sgibbs else if (track == LEADOUT) 234139213Sgibbs /* OK */; 234239213Sgibbs else if (track < th->starting_track || 234339213Sgibbs track > th->ending_track + 1) { 234439213Sgibbs printf("error in readtocentry, " 234539213Sgibbs " returning EINVAL\n"); 2346169562Sscottl free(data, M_SCSICD); 234739213Sgibbs error = EINVAL; 2348168752Sscottl cam_periph_unlock(periph); 234939213Sgibbs break; 235039213Sgibbs } 235139213Sgibbs 235239213Sgibbs error = cdreadtoc(periph, te->address_format, track, 2353111206Sken (u_int8_t *)data, sizeof(*data), 2354111206Sken /*sense_flags*/0); 235539213Sgibbs if (error) { 2356169562Sscottl free(data, M_SCSICD); 2357168752Sscottl cam_periph_unlock(periph); 235839213Sgibbs break; 235939213Sgibbs } 236039213Sgibbs 236139213Sgibbs if (softc->quirks & CD_Q_BCD_TRACKS) 236239213Sgibbs data->entry.track = bcd2bin(data->entry.track); 236339213Sgibbs bcopy(&data->entry, &te->entry, 236439213Sgibbs sizeof(struct cd_toc_entry)); 2365169562Sscottl free(data, M_SCSICD); 2366168752Sscottl cam_periph_unlock(periph); 236739213Sgibbs } 236839213Sgibbs break; 236939213Sgibbs case CDIOCSETPATCH: 237039213Sgibbs { 2371111206Sken struct ioc_patch *arg = (struct ioc_patch *)addr; 2372111206Sken struct cd_mode_params params; 2373111206Sken union cd_pages *page; 237439213Sgibbs 2375168752Sscottl params.alloc_len = sizeof(union cd_mode_data_6_10); 2376169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2377168752Sscottl M_WAITOK | M_ZERO); 2378168752Sscottl 2379168752Sscottl cam_periph_lock(periph); 238039213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 238139213Sgibbs ("trying to do CDIOCSETPATCH\n")); 238239213Sgibbs 2383111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 238439213Sgibbs if (error) { 2385169562Sscottl free(params.mode_buf, M_SCSICD); 2386168752Sscottl cam_periph_unlock(periph); 238739213Sgibbs break; 238839213Sgibbs } 2389111206Sken page = cdgetpage(¶ms); 2390111206Sken 2391111206Sken page->audio.port[LEFT_PORT].channels = 239239213Sgibbs arg->patch[0]; 2393111206Sken page->audio.port[RIGHT_PORT].channels = 239439213Sgibbs arg->patch[1]; 2395111206Sken page->audio.port[2].channels = arg->patch[2]; 2396111206Sken page->audio.port[3].channels = arg->patch[3]; 2397111206Sken error = cdsetmode(periph, ¶ms); 2398169562Sscottl free(params.mode_buf, M_SCSICD); 2399168752Sscottl cam_periph_unlock(periph); 240039213Sgibbs } 240139213Sgibbs break; 240239213Sgibbs case CDIOCGETVOL: 240339213Sgibbs { 240439213Sgibbs struct ioc_vol *arg = (struct ioc_vol *) addr; 2405111206Sken struct cd_mode_params params; 2406111206Sken union cd_pages *page; 240739213Sgibbs 2408168752Sscottl params.alloc_len = sizeof(union cd_mode_data_6_10); 2409169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2410168752Sscottl M_WAITOK | M_ZERO); 2411168752Sscottl 2412168752Sscottl cam_periph_lock(periph); 241339213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 241439213Sgibbs ("trying to do CDIOCGETVOL\n")); 241539213Sgibbs 2416111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 241739213Sgibbs if (error) { 2418169562Sscottl free(params.mode_buf, M_SCSICD); 2419168752Sscottl cam_periph_unlock(periph); 242039213Sgibbs break; 242139213Sgibbs } 2422111206Sken page = cdgetpage(¶ms); 2423111206Sken 242439213Sgibbs arg->vol[LEFT_PORT] = 2425111206Sken page->audio.port[LEFT_PORT].volume; 242639213Sgibbs arg->vol[RIGHT_PORT] = 2427111206Sken page->audio.port[RIGHT_PORT].volume; 2428111206Sken arg->vol[2] = page->audio.port[2].volume; 2429111206Sken arg->vol[3] = page->audio.port[3].volume; 2430169562Sscottl free(params.mode_buf, M_SCSICD); 2431168752Sscottl cam_periph_unlock(periph); 243239213Sgibbs } 243339213Sgibbs break; 243439213Sgibbs case CDIOCSETVOL: 243539213Sgibbs { 243639213Sgibbs struct ioc_vol *arg = (struct ioc_vol *) addr; 2437111206Sken struct cd_mode_params params; 2438111206Sken union cd_pages *page; 243939213Sgibbs 2440168752Sscottl params.alloc_len = sizeof(union cd_mode_data_6_10); 2441169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2442168752Sscottl M_WAITOK | M_ZERO); 2443168752Sscottl 2444168752Sscottl cam_periph_lock(periph); 244539213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 244639213Sgibbs ("trying to do CDIOCSETVOL\n")); 244739213Sgibbs 2448111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 244939213Sgibbs if (error) { 2450169562Sscottl free(params.mode_buf, M_SCSICD); 2451168752Sscottl cam_periph_unlock(periph); 245239213Sgibbs break; 245339213Sgibbs } 2454111206Sken page = cdgetpage(¶ms); 2455111206Sken 2456111206Sken page->audio.port[LEFT_PORT].channels = CHANNEL_0; 2457111206Sken page->audio.port[LEFT_PORT].volume = 245839213Sgibbs arg->vol[LEFT_PORT]; 2459111206Sken page->audio.port[RIGHT_PORT].channels = CHANNEL_1; 2460111206Sken page->audio.port[RIGHT_PORT].volume = 246139213Sgibbs arg->vol[RIGHT_PORT]; 2462111206Sken page->audio.port[2].volume = arg->vol[2]; 2463111206Sken page->audio.port[3].volume = arg->vol[3]; 2464111206Sken error = cdsetmode(periph, ¶ms); 2465168752Sscottl cam_periph_unlock(periph); 2466169562Sscottl free(params.mode_buf, M_SCSICD); 246739213Sgibbs } 246839213Sgibbs break; 246939213Sgibbs case CDIOCSETMONO: 247039213Sgibbs { 2471111206Sken struct cd_mode_params params; 2472111206Sken union cd_pages *page; 247339213Sgibbs 2474168752Sscottl params.alloc_len = sizeof(union cd_mode_data_6_10); 2475169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2476168752Sscottl M_WAITOK | M_ZERO); 2477168752Sscottl 2478168752Sscottl cam_periph_lock(periph); 247939213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 248039213Sgibbs ("trying to do CDIOCSETMONO\n")); 248139213Sgibbs 2482111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 248339213Sgibbs if (error) { 2484169562Sscottl free(params.mode_buf, M_SCSICD); 2485168752Sscottl cam_periph_unlock(periph); 248639213Sgibbs break; 248739213Sgibbs } 2488111206Sken page = cdgetpage(¶ms); 2489111206Sken 2490111206Sken page->audio.port[LEFT_PORT].channels = 249139213Sgibbs LEFT_CHANNEL | RIGHT_CHANNEL; 2492111206Sken page->audio.port[RIGHT_PORT].channels = 249339213Sgibbs LEFT_CHANNEL | RIGHT_CHANNEL; 2494111206Sken page->audio.port[2].channels = 0; 2495111206Sken page->audio.port[3].channels = 0; 2496111206Sken error = cdsetmode(periph, ¶ms); 2497168752Sscottl cam_periph_unlock(periph); 2498169562Sscottl free(params.mode_buf, M_SCSICD); 249939213Sgibbs } 250039213Sgibbs break; 250139213Sgibbs case CDIOCSETSTEREO: 250239213Sgibbs { 2503111206Sken struct cd_mode_params params; 2504111206Sken union cd_pages *page; 250539213Sgibbs 2506168752Sscottl params.alloc_len = sizeof(union cd_mode_data_6_10); 2507169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2508168752Sscottl M_WAITOK | M_ZERO); 2509168752Sscottl 2510168752Sscottl cam_periph_lock(periph); 251139213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 251239213Sgibbs ("trying to do CDIOCSETSTEREO\n")); 251339213Sgibbs 2514111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 251539213Sgibbs if (error) { 2516169562Sscottl free(params.mode_buf, M_SCSICD); 2517168752Sscottl cam_periph_unlock(periph); 251839213Sgibbs break; 251939213Sgibbs } 2520111206Sken page = cdgetpage(¶ms); 2521111206Sken 2522111206Sken page->audio.port[LEFT_PORT].channels = 252339213Sgibbs LEFT_CHANNEL; 2524111206Sken page->audio.port[RIGHT_PORT].channels = 252539213Sgibbs RIGHT_CHANNEL; 2526111206Sken page->audio.port[2].channels = 0; 2527111206Sken page->audio.port[3].channels = 0; 2528111206Sken error = cdsetmode(periph, ¶ms); 2529169562Sscottl free(params.mode_buf, M_SCSICD); 2530168752Sscottl cam_periph_unlock(periph); 253139213Sgibbs } 253239213Sgibbs break; 253339213Sgibbs case CDIOCSETMUTE: 253439213Sgibbs { 2535111206Sken struct cd_mode_params params; 2536111206Sken union cd_pages *page; 253739213Sgibbs 2538168752Sscottl params.alloc_len = sizeof(union cd_mode_data_6_10); 2539169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2540168752Sscottl M_WAITOK | M_ZERO); 2541168752Sscottl 2542168752Sscottl cam_periph_lock(periph); 254339213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 254439213Sgibbs ("trying to do CDIOCSETMUTE\n")); 254539213Sgibbs 2546111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 254739213Sgibbs if (error) { 2548169562Sscottl free(¶ms, M_SCSICD); 2549168752Sscottl cam_periph_unlock(periph); 255039213Sgibbs break; 255139213Sgibbs } 2552111206Sken page = cdgetpage(¶ms); 2553111206Sken 2554111206Sken page->audio.port[LEFT_PORT].channels = 0; 2555111206Sken page->audio.port[RIGHT_PORT].channels = 0; 2556111206Sken page->audio.port[2].channels = 0; 2557111206Sken page->audio.port[3].channels = 0; 2558111206Sken error = cdsetmode(periph, ¶ms); 2559169562Sscottl free(params.mode_buf, M_SCSICD); 2560168752Sscottl cam_periph_unlock(periph); 256139213Sgibbs } 256239213Sgibbs break; 256339213Sgibbs case CDIOCSETLEFT: 256439213Sgibbs { 2565111206Sken struct cd_mode_params params; 2566111206Sken union cd_pages *page; 256739213Sgibbs 2568168752Sscottl params.alloc_len = sizeof(union cd_mode_data_6_10); 2569169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2570168752Sscottl M_WAITOK | M_ZERO); 2571168752Sscottl 2572168752Sscottl cam_periph_lock(periph); 257339213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 257439213Sgibbs ("trying to do CDIOCSETLEFT\n")); 257539213Sgibbs 2576111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 257739213Sgibbs if (error) { 2578169562Sscottl free(params.mode_buf, M_SCSICD); 2579168752Sscottl cam_periph_unlock(periph); 258039213Sgibbs break; 258139213Sgibbs } 2582111206Sken page = cdgetpage(¶ms); 2583111206Sken 2584111206Sken page->audio.port[LEFT_PORT].channels = LEFT_CHANNEL; 2585111206Sken page->audio.port[RIGHT_PORT].channels = LEFT_CHANNEL; 2586111206Sken page->audio.port[2].channels = 0; 2587111206Sken page->audio.port[3].channels = 0; 2588111206Sken error = cdsetmode(periph, ¶ms); 2589169562Sscottl free(params.mode_buf, M_SCSICD); 2590168752Sscottl cam_periph_unlock(periph); 259139213Sgibbs } 259239213Sgibbs break; 259339213Sgibbs case CDIOCSETRIGHT: 259439213Sgibbs { 2595111206Sken struct cd_mode_params params; 2596111206Sken union cd_pages *page; 259739213Sgibbs 2598111206Sken params.alloc_len = sizeof(union cd_mode_data_6_10); 2599169562Sscottl params.mode_buf = malloc(params.alloc_len, M_SCSICD, 2600111206Sken M_WAITOK | M_ZERO); 2601111206Sken 2602168752Sscottl cam_periph_lock(periph); 2603168752Sscottl CAM_DEBUG(periph->path, CAM_DEBUG_SUBTRACE, 2604168752Sscottl ("trying to do CDIOCSETRIGHT\n")); 2605168752Sscottl 2606111206Sken error = cdgetmode(periph, ¶ms, AUDIO_PAGE); 260739213Sgibbs if (error) { 2608169562Sscottl free(params.mode_buf, M_SCSICD); 2609168752Sscottl cam_periph_unlock(periph); 261039213Sgibbs break; 261139213Sgibbs } 2612111206Sken page = cdgetpage(¶ms); 2613111206Sken 2614111206Sken page->audio.port[LEFT_PORT].channels = RIGHT_CHANNEL; 2615111206Sken page->audio.port[RIGHT_PORT].channels = RIGHT_CHANNEL; 2616111206Sken page->audio.port[2].channels = 0; 2617111206Sken page->audio.port[3].channels = 0; 2618111206Sken error = cdsetmode(periph, ¶ms); 2619169562Sscottl free(params.mode_buf, M_SCSICD); 2620168752Sscottl cam_periph_unlock(periph); 262139213Sgibbs } 262239213Sgibbs break; 262339213Sgibbs case CDIOCRESUME: 2624168752Sscottl cam_periph_lock(periph); 262539213Sgibbs error = cdpause(periph, 1); 2626168752Sscottl cam_periph_unlock(periph); 262739213Sgibbs break; 262839213Sgibbs case CDIOCPAUSE: 2629168752Sscottl cam_periph_lock(periph); 263039213Sgibbs error = cdpause(periph, 0); 2631168752Sscottl cam_periph_unlock(periph); 263239213Sgibbs break; 263339213Sgibbs case CDIOCSTART: 2634168752Sscottl cam_periph_lock(periph); 2635111206Sken error = cdstartunit(periph, 0); 2636168752Sscottl cam_periph_unlock(periph); 263739213Sgibbs break; 2638111206Sken case CDIOCCLOSE: 2639168752Sscottl cam_periph_lock(periph); 2640111206Sken error = cdstartunit(periph, 1); 2641168752Sscottl cam_periph_unlock(periph); 2642111206Sken break; 264339213Sgibbs case CDIOCSTOP: 2644168752Sscottl cam_periph_lock(periph); 264539213Sgibbs error = cdstopunit(periph, 0); 2646168752Sscottl cam_periph_unlock(periph); 264739213Sgibbs break; 264839213Sgibbs case CDIOCEJECT: 2649168752Sscottl cam_periph_lock(periph); 265039213Sgibbs error = cdstopunit(periph, 1); 2651168752Sscottl cam_periph_unlock(periph); 265239213Sgibbs break; 265339213Sgibbs case CDIOCALLOW: 2654168752Sscottl cam_periph_lock(periph); 265539213Sgibbs cdprevent(periph, PR_ALLOW); 2656168752Sscottl cam_periph_unlock(periph); 265739213Sgibbs break; 265839213Sgibbs case CDIOCPREVENT: 2659168752Sscottl cam_periph_lock(periph); 266039213Sgibbs cdprevent(periph, PR_PREVENT); 2661168752Sscottl cam_periph_unlock(periph); 266239213Sgibbs break; 266339213Sgibbs case CDIOCSETDEBUG: 266439213Sgibbs /* sc_link->flags |= (SDEV_DB1 | SDEV_DB2); */ 266539213Sgibbs error = ENOTTY; 266639213Sgibbs break; 266739213Sgibbs case CDIOCCLRDEBUG: 266839213Sgibbs /* sc_link->flags &= ~(SDEV_DB1 | SDEV_DB2); */ 266939213Sgibbs error = ENOTTY; 267039213Sgibbs break; 267139213Sgibbs case CDIOCRESET: 267239213Sgibbs /* return (cd_reset(periph)); */ 267339213Sgibbs error = ENOTTY; 267439213Sgibbs break; 2675105421Snjl case CDRIOCREADSPEED: 2676168752Sscottl cam_periph_lock(periph); 2677105421Snjl error = cdsetspeed(periph, *(u_int32_t *)addr, CDR_MAX_SPEED); 2678168752Sscottl cam_periph_unlock(periph); 2679105421Snjl break; 2680105421Snjl case CDRIOCWRITESPEED: 2681168752Sscottl cam_periph_lock(periph); 2682105421Snjl error = cdsetspeed(periph, CDR_MAX_SPEED, *(u_int32_t *)addr); 2683168752Sscottl cam_periph_unlock(periph); 2684105421Snjl break; 268560422Sken case DVDIOCSENDKEY: 268660422Sken case DVDIOCREPORTKEY: { 268760422Sken struct dvd_authinfo *authinfo; 268860422Sken 268960422Sken authinfo = (struct dvd_authinfo *)addr; 269060422Sken 2691168752Sscottl cam_periph_lock(periph); 269260422Sken if (cmd == DVDIOCREPORTKEY) 269360422Sken error = cdreportkey(periph, authinfo); 269460422Sken else 269560422Sken error = cdsendkey(periph, authinfo); 2696168752Sscottl cam_periph_unlock(periph); 269760422Sken break; 2698104456Sphk } 269960422Sken case DVDIOCREADSTRUCTURE: { 270060422Sken struct dvd_struct *dvdstruct; 270160422Sken 270260422Sken dvdstruct = (struct dvd_struct *)addr; 270360422Sken 2704168752Sscottl cam_periph_lock(periph); 270560422Sken error = cdreaddvdstructure(periph, dvdstruct); 2706168752Sscottl cam_periph_unlock(periph); 270760422Sken 270860422Sken break; 270960422Sken } 271039213Sgibbs default: 2711168752Sscottl cam_periph_lock(periph); 271239213Sgibbs error = cam_periph_ioctl(periph, cmd, addr, cderror); 2713168752Sscottl cam_periph_unlock(periph); 271439213Sgibbs break; 271539213Sgibbs } 271639213Sgibbs 2717168752Sscottl cam_periph_lock(periph); 2718168752Sscottl cam_periph_unhold(periph); 2719168752Sscottl 272039213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("leaving cdioctl\n")); 2721104456Sphk if (error && bootverbose) { 2722104456Sphk printf("scsi_cd.c::ioctl cmd=%08lx error=%d\n", cmd, error); 2723104456Sphk } 2724168752Sscottl cam_periph_unlock(periph); 272539213Sgibbs 272639213Sgibbs return (error); 272739213Sgibbs} 272839213Sgibbs 272939213Sgibbsstatic void 273039213Sgibbscdprevent(struct cam_periph *periph, int action) 273139213Sgibbs{ 273239213Sgibbs union ccb *ccb; 273339213Sgibbs struct cd_softc *softc; 273439213Sgibbs int error; 273539213Sgibbs 273639213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdprevent\n")); 273739213Sgibbs 273839213Sgibbs softc = (struct cd_softc *)periph->softc; 273939213Sgibbs 274039213Sgibbs if (((action == PR_ALLOW) 274139213Sgibbs && (softc->flags & CD_FLAG_DISC_LOCKED) == 0) 274239213Sgibbs || ((action == PR_PREVENT) 274339213Sgibbs && (softc->flags & CD_FLAG_DISC_LOCKED) != 0)) { 274439213Sgibbs return; 274539213Sgibbs } 274639213Sgibbs 274739213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 274839213Sgibbs 274939213Sgibbs scsi_prevent(&ccb->csio, 275039213Sgibbs /*retries*/ 1, 275139213Sgibbs cddone, 275239213Sgibbs MSG_SIMPLE_Q_TAG, 275339213Sgibbs action, 275439213Sgibbs SSD_FULL_SIZE, 275539213Sgibbs /* timeout */60000); 275639213Sgibbs 275774840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 275874840Sken /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 275939213Sgibbs 276039213Sgibbs xpt_release_ccb(ccb); 276139213Sgibbs 276239213Sgibbs if (error == 0) { 276339213Sgibbs if (action == PR_ALLOW) 276439213Sgibbs softc->flags &= ~CD_FLAG_DISC_LOCKED; 276539213Sgibbs else 276639213Sgibbs softc->flags |= CD_FLAG_DISC_LOCKED; 276739213Sgibbs } 276839213Sgibbs} 276939213Sgibbs 2770120599Sphk/* 2771120599Sphk * XXX: the disk media and sector size is only really able to change 2772120599Sphk * XXX: while the device is closed. 2773120599Sphk */ 277439213Sgibbsstatic int 2775111206Skencdcheckmedia(struct cam_periph *periph) 277639213Sgibbs{ 277739213Sgibbs struct cd_softc *softc; 2778111206Sken struct ioc_toc_header *toch; 2779111206Sken struct cd_toc_single leadout; 2780111206Sken u_int32_t size, toclen; 2781111206Sken int error, num_entries, cdindex; 2782111206Sken 2783111206Sken softc = (struct cd_softc *)periph->softc; 2784111206Sken 2785111206Sken cdprevent(periph, PR_PREVENT); 2786125975Sphk softc->disk->d_maxsize = DFLTPHYS; 2787134824Sphk softc->disk->d_sectorsize = 2048; 2788125975Sphk softc->disk->d_mediasize = 0; 2789111206Sken 2790111206Sken /* 2791111206Sken * Get the disc size and block size. If we can't get it, we don't 2792111206Sken * have media, most likely. 2793111206Sken */ 2794111206Sken if ((error = cdsize(periph, &size)) != 0) { 2795111206Sken softc->flags &= ~(CD_FLAG_VALID_MEDIA|CD_FLAG_VALID_TOC); 2796111206Sken cdprevent(periph, PR_ALLOW); 2797111206Sken return (error); 2798111206Sken } else 2799111206Sken softc->flags |= CD_FLAG_VALID_MEDIA; 2800111206Sken 2801111206Sken /* 2802111206Sken * Now we check the table of contents. This (currently) is only 2803111206Sken * used for the CDIOCPLAYTRACKS ioctl. It may be used later to do 2804111206Sken * things like present a separate entry in /dev for each track, 2805111206Sken * like that acd(4) driver does. 2806111206Sken */ 2807111206Sken bzero(&softc->toc, sizeof(softc->toc)); 2808111206Sken toch = &softc->toc.header; 2809111206Sken /* 2810111206Sken * We will get errors here for media that doesn't have a table of 2811111206Sken * contents. According to the MMC-3 spec: "When a Read TOC/PMA/ATIP 2812111206Sken * command is presented for a DDCD/CD-R/RW media, where the first TOC 2813111206Sken * has not been recorded (no complete session) and the Format codes 2814111206Sken * 0000b, 0001b, or 0010b are specified, this command shall be rejected 2815111206Sken * with an INVALID FIELD IN CDB. Devices that are not capable of 2816111206Sken * reading an incomplete session on DDC/CD-R/RW media shall report 2817111206Sken * CANNOT READ MEDIUM - INCOMPATIBLE FORMAT." 2818111206Sken * 2819111206Sken * So this isn't fatal if we can't read the table of contents, it 2820111206Sken * just means that the user won't be able to issue the play tracks 2821111206Sken * ioctl, and likely lots of other stuff won't work either. They 2822111206Sken * need to burn the CD before we can do a whole lot with it. So 2823111206Sken * we don't print anything here if we get an error back. 2824111206Sken */ 2825111206Sken error = cdreadtoc(periph, 0, 0, (u_int8_t *)toch, sizeof(*toch), 2826111206Sken SF_NO_PRINT); 2827111206Sken /* 2828111206Sken * Errors in reading the table of contents aren't fatal, we just 2829111206Sken * won't have a valid table of contents cached. 2830111206Sken */ 2831111206Sken if (error != 0) { 2832111206Sken error = 0; 2833111206Sken bzero(&softc->toc, sizeof(softc->toc)); 2834111206Sken goto bailout; 2835111206Sken } 2836111206Sken 2837111206Sken if (softc->quirks & CD_Q_BCD_TRACKS) { 2838111206Sken toch->starting_track = bcd2bin(toch->starting_track); 2839111206Sken toch->ending_track = bcd2bin(toch->ending_track); 2840111206Sken } 2841111206Sken 2842111206Sken /* Number of TOC entries, plus leadout */ 2843111206Sken num_entries = (toch->ending_track - toch->starting_track) + 2; 2844111206Sken 2845111206Sken if (num_entries <= 0) 2846111206Sken goto bailout; 2847111206Sken 2848111206Sken toclen = num_entries * sizeof(struct cd_toc_entry); 2849111206Sken 2850111206Sken error = cdreadtoc(periph, CD_MSF_FORMAT, toch->starting_track, 2851111206Sken (u_int8_t *)&softc->toc, toclen + sizeof(*toch), 2852111206Sken SF_NO_PRINT); 2853111206Sken if (error != 0) { 2854111206Sken error = 0; 2855111206Sken bzero(&softc->toc, sizeof(softc->toc)); 2856111206Sken goto bailout; 2857111206Sken } 2858111206Sken 2859111206Sken if (softc->quirks & CD_Q_BCD_TRACKS) { 2860111206Sken toch->starting_track = bcd2bin(toch->starting_track); 2861111206Sken toch->ending_track = bcd2bin(toch->ending_track); 2862111206Sken } 2863111206Sken /* 2864111206Sken * XXX KDM is this necessary? Probably only if the drive doesn't 2865111206Sken * return leadout information with the table of contents. 2866111206Sken */ 2867111206Sken cdindex = toch->starting_track + num_entries -1; 2868111206Sken if (cdindex == toch->ending_track + 1) { 2869111206Sken 2870111206Sken error = cdreadtoc(periph, CD_MSF_FORMAT, LEADOUT, 2871111206Sken (u_int8_t *)&leadout, sizeof(leadout), 2872111206Sken SF_NO_PRINT); 2873111206Sken if (error != 0) { 2874111206Sken error = 0; 2875111206Sken goto bailout; 2876111206Sken } 2877111206Sken softc->toc.entries[cdindex - toch->starting_track] = 2878111206Sken leadout.entry; 2879111206Sken } 2880111206Sken if (softc->quirks & CD_Q_BCD_TRACKS) { 2881111206Sken for (cdindex = 0; cdindex < num_entries - 1; cdindex++) { 2882111206Sken softc->toc.entries[cdindex].track = 2883111206Sken bcd2bin(softc->toc.entries[cdindex].track); 2884111206Sken } 2885111206Sken } 2886111206Sken 2887111206Sken softc->flags |= CD_FLAG_VALID_TOC; 2888125975Sphk softc->disk->d_maxsize = DFLTPHYS; 2889125975Sphk softc->disk->d_sectorsize = softc->params.blksize; 2890125975Sphk softc->disk->d_mediasize = 2891120599Sphk (off_t)softc->params.blksize * softc->params.disksize; 2892111206Sken 2893111206Skenbailout: 2894111206Sken 2895111206Sken /* 2896111206Sken * We unconditionally (re)set the blocksize each time the 2897111206Sken * CD device is opened. This is because the CD can change, 2898111206Sken * and therefore the blocksize might change. 2899111206Sken * XXX problems here if some slice or partition is still 2900111206Sken * open with the old size? 2901111206Sken */ 2902125975Sphk if ((softc->disk->d_devstat->flags & DEVSTAT_BS_UNAVAILABLE) != 0) 2903125975Sphk softc->disk->d_devstat->flags &= ~DEVSTAT_BS_UNAVAILABLE; 2904125975Sphk softc->disk->d_devstat->block_size = softc->params.blksize; 2905111206Sken 2906111206Sken return (error); 2907111206Sken} 2908111206Sken 2909111206Skenstatic int 2910111206Skencdsize(struct cam_periph *periph, u_int32_t *size) 2911111206Sken{ 2912111206Sken struct cd_softc *softc; 291339213Sgibbs union ccb *ccb; 291439213Sgibbs struct scsi_read_capacity_data *rcap_buf; 291539213Sgibbs int error; 291639213Sgibbs 291739213Sgibbs CAM_DEBUG(periph->path, CAM_DEBUG_TRACE, ("entering cdsize\n")); 291839213Sgibbs 291939213Sgibbs softc = (struct cd_softc *)periph->softc; 292039213Sgibbs 292139213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 292239213Sgibbs 2923168752Sscottl /* XXX Should be M_WAITOK */ 292439213Sgibbs rcap_buf = malloc(sizeof(struct scsi_read_capacity_data), 2925169562Sscottl M_SCSICD, M_NOWAIT); 2926168752Sscottl if (rcap_buf == NULL) 2927168752Sscottl return (ENOMEM); 292839213Sgibbs 292939213Sgibbs scsi_read_capacity(&ccb->csio, 293039213Sgibbs /*retries*/ 1, 293139213Sgibbs cddone, 293239213Sgibbs MSG_SIMPLE_Q_TAG, 293339213Sgibbs rcap_buf, 293439213Sgibbs SSD_FULL_SIZE, 293539213Sgibbs /* timeout */20000); 293639213Sgibbs 293774840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 293874840Sken /*sense_flags*/SF_RETRY_UA|SF_NO_PRINT); 293939213Sgibbs 294039213Sgibbs xpt_release_ccb(ccb); 294139213Sgibbs 294239213Sgibbs softc->params.disksize = scsi_4btoul(rcap_buf->addr) + 1; 294339213Sgibbs softc->params.blksize = scsi_4btoul(rcap_buf->length); 294460806Sjoerg /* 294560806Sjoerg * SCSI-3 mandates that the reported blocksize shall be 2048. 294660806Sjoerg * Older drives sometimes report funny values, trim it down to 294760806Sjoerg * 2048, or other parts of the kernel will get confused. 294860806Sjoerg * 294960806Sjoerg * XXX we leave drives alone that might report 512 bytes, as 295060806Sjoerg * well as drives reporting more weird sizes like perhaps 4K. 295160806Sjoerg */ 295260806Sjoerg if (softc->params.blksize > 2048 && softc->params.blksize <= 2352) 295360806Sjoerg softc->params.blksize = 2048; 295439213Sgibbs 2955169562Sscottl free(rcap_buf, M_SCSICD); 295639213Sgibbs *size = softc->params.disksize; 295739213Sgibbs 295839213Sgibbs return (error); 295939213Sgibbs 296039213Sgibbs} 296139213Sgibbs 296239213Sgibbsstatic int 2963111206Skencd6byteworkaround(union ccb *ccb) 2964111206Sken{ 2965111206Sken u_int8_t *cdb; 2966111206Sken struct cam_periph *periph; 2967111206Sken struct cd_softc *softc; 2968111206Sken struct cd_mode_params *params; 2969111206Sken int frozen, found; 2970111206Sken 2971111206Sken periph = xpt_path_periph(ccb->ccb_h.path); 2972111206Sken softc = (struct cd_softc *)periph->softc; 2973111206Sken 2974111206Sken cdb = ccb->csio.cdb_io.cdb_bytes; 2975111206Sken 2976111206Sken if ((ccb->ccb_h.flags & CAM_CDB_POINTER) 2977111206Sken || ((cdb[0] != MODE_SENSE_6) 2978111206Sken && (cdb[0] != MODE_SELECT_6))) 2979111206Sken return (0); 2980111206Sken 2981111206Sken /* 2982111206Sken * Because there is no convenient place to stash the overall 2983111206Sken * cd_mode_params structure pointer, we have to grab it like this. 2984111206Sken * This means that ALL MODE_SENSE and MODE_SELECT requests in the 2985111206Sken * cd(4) driver MUST go through cdgetmode() and cdsetmode()! 2986111206Sken * 2987111206Sken * XXX It would be nice if, at some point, we could increase the 2988111206Sken * number of available peripheral private pointers. Both pointers 2989111206Sken * are currently used in most every peripheral driver. 2990111206Sken */ 2991111206Sken found = 0; 2992111206Sken 2993111206Sken STAILQ_FOREACH(params, &softc->mode_queue, links) { 2994111206Sken if (params->mode_buf == ccb->csio.data_ptr) { 2995111206Sken found = 1; 2996111206Sken break; 2997111206Sken } 2998111206Sken } 2999111206Sken 3000111206Sken /* 3001111206Sken * This shouldn't happen. All mode sense and mode select 3002111206Sken * operations in the cd(4) driver MUST go through cdgetmode() and 3003111206Sken * cdsetmode()! 3004111206Sken */ 3005111206Sken if (found == 0) { 3006164906Smjacob xpt_print(periph->path, 3007164906Smjacob "mode buffer not found in mode queue!\n"); 3008111206Sken return (0); 3009111206Sken } 3010111206Sken 3011111206Sken params->cdb_size = 10; 3012111206Sken softc->minimum_command_size = 10; 3013164906Smjacob xpt_print(ccb->ccb_h.path, 3014164906Smjacob "%s(6) failed, increasing minimum CDB size to 10 bytes\n", 3015164906Smjacob (cdb[0] == MODE_SENSE_6) ? "MODE_SENSE" : "MODE_SELECT"); 3016111206Sken 3017111206Sken if (cdb[0] == MODE_SENSE_6) { 3018111206Sken struct scsi_mode_sense_10 ms10; 3019111206Sken struct scsi_mode_sense_6 *ms6; 3020111206Sken int len; 3021111206Sken 3022111206Sken ms6 = (struct scsi_mode_sense_6 *)cdb; 3023111206Sken 3024111206Sken bzero(&ms10, sizeof(ms10)); 3025111206Sken ms10.opcode = MODE_SENSE_10; 3026111206Sken ms10.byte2 = ms6->byte2; 3027111206Sken ms10.page = ms6->page; 3028111206Sken 3029111206Sken /* 3030111206Sken * 10 byte mode header, block descriptor, 3031111206Sken * sizeof(union cd_pages) 3032111206Sken */ 3033111206Sken len = sizeof(struct cd_mode_data_10); 3034111206Sken ccb->csio.dxfer_len = len; 3035111206Sken 3036111206Sken scsi_ulto2b(len, ms10.length); 3037111206Sken ms10.control = ms6->control; 3038111206Sken bcopy(&ms10, cdb, 10); 3039111206Sken ccb->csio.cdb_len = 10; 3040111206Sken } else { 3041111206Sken struct scsi_mode_select_10 ms10; 3042111206Sken struct scsi_mode_select_6 *ms6; 3043111206Sken struct scsi_mode_header_6 *header6; 3044111206Sken struct scsi_mode_header_10 *header10; 3045111206Sken struct scsi_mode_page_header *page_header; 3046111206Sken int blk_desc_len, page_num, page_size, len; 3047111206Sken 3048111206Sken ms6 = (struct scsi_mode_select_6 *)cdb; 3049111206Sken 3050111206Sken bzero(&ms10, sizeof(ms10)); 3051111206Sken ms10.opcode = MODE_SELECT_10; 3052111206Sken ms10.byte2 = ms6->byte2; 3053111206Sken 3054111206Sken header6 = (struct scsi_mode_header_6 *)params->mode_buf; 3055111206Sken header10 = (struct scsi_mode_header_10 *)params->mode_buf; 3056111206Sken 3057111206Sken page_header = find_mode_page_6(header6); 3058111206Sken page_num = page_header->page_code; 3059111206Sken 3060111206Sken blk_desc_len = header6->blk_desc_len; 3061111206Sken 3062111206Sken page_size = cdgetpagesize(page_num); 3063111206Sken 3064111206Sken if (page_size != (page_header->page_length + 3065111206Sken sizeof(*page_header))) 3066111206Sken page_size = page_header->page_length + 3067111206Sken sizeof(*page_header); 3068111206Sken 3069111206Sken len = sizeof(*header10) + blk_desc_len + page_size; 3070111206Sken 3071111206Sken len = min(params->alloc_len, len); 3072111206Sken 3073111206Sken /* 3074111206Sken * Since the 6 byte parameter header is shorter than the 10 3075111206Sken * byte parameter header, we need to copy the actual mode 3076111206Sken * page data, and the block descriptor, if any, so things wind 3077111206Sken * up in the right place. The regions will overlap, but 3078111206Sken * bcopy() does the right thing. 3079111206Sken */ 3080111206Sken bcopy(params->mode_buf + sizeof(*header6), 3081111206Sken params->mode_buf + sizeof(*header10), 3082111206Sken len - sizeof(*header10)); 3083111206Sken 3084111206Sken /* Make sure these fields are set correctly. */ 3085111206Sken scsi_ulto2b(0, header10->data_length); 3086111206Sken header10->medium_type = 0; 3087111206Sken scsi_ulto2b(blk_desc_len, header10->blk_desc_len); 3088111206Sken 3089111206Sken ccb->csio.dxfer_len = len; 3090111206Sken 3091111206Sken scsi_ulto2b(len, ms10.length); 3092111206Sken ms10.control = ms6->control; 3093111206Sken bcopy(&ms10, cdb, 10); 3094111206Sken ccb->csio.cdb_len = 10; 3095111206Sken } 3096111206Sken 3097111206Sken frozen = (ccb->ccb_h.status & CAM_DEV_QFRZN) != 0; 3098111206Sken ccb->ccb_h.status = CAM_REQUEUE_REQ; 3099111206Sken xpt_action(ccb); 3100111206Sken if (frozen) { 3101111206Sken cam_release_devq(ccb->ccb_h.path, 3102111206Sken /*relsim_flags*/0, 3103111206Sken /*openings*/0, 3104111206Sken /*timeout*/0, 3105111206Sken /*getcount_only*/0); 3106111206Sken } 3107111206Sken 3108111206Sken return (ERESTART); 3109111206Sken} 3110111206Sken 3111111206Skenstatic int 311239213Sgibbscderror(union ccb *ccb, u_int32_t cam_flags, u_int32_t sense_flags) 311339213Sgibbs{ 311439213Sgibbs struct cd_softc *softc; 311539213Sgibbs struct cam_periph *periph; 3116111206Sken int error; 311739213Sgibbs 311839213Sgibbs periph = xpt_path_periph(ccb->ccb_h.path); 311939213Sgibbs softc = (struct cd_softc *)periph->softc; 312039213Sgibbs 3121111206Sken error = 0; 3122111206Sken 312339514Sgibbs /* 3124111206Sken * We use a status of CAM_REQ_INVALID as shorthand -- if a 6 byte 3125111206Sken * CDB comes back with this particular error, try transforming it 3126111206Sken * into the 10 byte version. 3127111206Sken */ 3128111206Sken if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INVALID) { 3129111206Sken error = cd6byteworkaround(ccb); 3130111206Sken } else if (((ccb->ccb_h.status & CAM_STATUS_MASK) == 3131111206Sken CAM_SCSI_STATUS_ERROR) 3132111206Sken && (ccb->ccb_h.status & CAM_AUTOSNS_VALID) 3133111206Sken && (ccb->csio.scsi_status == SCSI_STATUS_CHECK_COND) 3134111206Sken && ((ccb->ccb_h.flags & CAM_SENSE_PHYS) == 0) 3135111206Sken && ((ccb->ccb_h.flags & CAM_SENSE_PTR) == 0)) { 3136111206Sken int sense_key, error_code, asc, ascq; 3137111206Sken 3138111206Sken scsi_extract_sense(&ccb->csio.sense_data, 3139111206Sken &error_code, &sense_key, &asc, &ascq); 3140111206Sken if (sense_key == SSD_KEY_ILLEGAL_REQUEST) 3141111206Sken error = cd6byteworkaround(ccb); 3142111206Sken } 3143111206Sken 3144111206Sken if (error == ERESTART) 3145111206Sken return (error); 3146111206Sken 3147111206Sken /* 314839514Sgibbs * XXX 314939514Sgibbs * Until we have a better way of doing pack validation, 315039514Sgibbs * don't treat UAs as errors. 315139514Sgibbs */ 315239514Sgibbs sense_flags |= SF_RETRY_UA; 315339213Sgibbs return (cam_periph_error(ccb, cam_flags, sense_flags, 315439213Sgibbs &softc->saved_ccb)); 315539213Sgibbs} 315639213Sgibbs 315739213Sgibbs/* 315839213Sgibbs * Read table of contents 315939213Sgibbs */ 316039213Sgibbsstatic int 316139213Sgibbscdreadtoc(struct cam_periph *periph, u_int32_t mode, u_int32_t start, 3162111206Sken u_int8_t *data, u_int32_t len, u_int32_t sense_flags) 316339213Sgibbs{ 316439213Sgibbs struct scsi_read_toc *scsi_cmd; 316539213Sgibbs u_int32_t ntoc; 316639213Sgibbs struct ccb_scsiio *csio; 316739213Sgibbs union ccb *ccb; 316839213Sgibbs int error; 316939213Sgibbs 317039213Sgibbs ntoc = len; 317139213Sgibbs error = 0; 317239213Sgibbs 317339213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 317439213Sgibbs 317539213Sgibbs csio = &ccb->csio; 317639213Sgibbs 317739213Sgibbs cam_fill_csio(csio, 317839213Sgibbs /* retries */ 1, 317939213Sgibbs /* cbfcnp */ cddone, 318039213Sgibbs /* flags */ CAM_DIR_IN, 318139213Sgibbs /* tag_action */ MSG_SIMPLE_Q_TAG, 3182111206Sken /* data_ptr */ data, 318339213Sgibbs /* dxfer_len */ len, 318439213Sgibbs /* sense_len */ SSD_FULL_SIZE, 318539213Sgibbs sizeof(struct scsi_read_toc), 318639213Sgibbs /* timeout */ 50000); 318739213Sgibbs 318839213Sgibbs scsi_cmd = (struct scsi_read_toc *)&csio->cdb_io.cdb_bytes; 318939213Sgibbs bzero (scsi_cmd, sizeof(*scsi_cmd)); 319039213Sgibbs 319139213Sgibbs if (mode == CD_MSF_FORMAT) 319239213Sgibbs scsi_cmd->byte2 |= CD_MSF; 319339213Sgibbs scsi_cmd->from_track = start; 319439213Sgibbs /* scsi_ulto2b(ntoc, (u_int8_t *)scsi_cmd->data_len); */ 319539213Sgibbs scsi_cmd->data_len[0] = (ntoc) >> 8; 319639213Sgibbs scsi_cmd->data_len[1] = (ntoc) & 0xff; 319739213Sgibbs 319839213Sgibbs scsi_cmd->op_code = READ_TOC; 319939213Sgibbs 320074840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3201111206Sken /*sense_flags*/SF_RETRY_UA | sense_flags); 320239213Sgibbs 320339213Sgibbs xpt_release_ccb(ccb); 320439213Sgibbs 320539213Sgibbs return(error); 320639213Sgibbs} 320739213Sgibbs 320839213Sgibbsstatic int 320939213Sgibbscdreadsubchannel(struct cam_periph *periph, u_int32_t mode, 321039213Sgibbs u_int32_t format, int track, 321139213Sgibbs struct cd_sub_channel_info *data, u_int32_t len) 321239213Sgibbs{ 321339213Sgibbs struct scsi_read_subchannel *scsi_cmd; 321439213Sgibbs struct ccb_scsiio *csio; 321539213Sgibbs union ccb *ccb; 321639213Sgibbs int error; 321739213Sgibbs 321839213Sgibbs error = 0; 321939213Sgibbs 322039213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 322139213Sgibbs 322239213Sgibbs csio = &ccb->csio; 322339213Sgibbs 322439213Sgibbs cam_fill_csio(csio, 322539213Sgibbs /* retries */ 1, 322639213Sgibbs /* cbfcnp */ cddone, 322739213Sgibbs /* flags */ CAM_DIR_IN, 322839213Sgibbs /* tag_action */ MSG_SIMPLE_Q_TAG, 322939213Sgibbs /* data_ptr */ (u_int8_t *)data, 323039213Sgibbs /* dxfer_len */ len, 323139213Sgibbs /* sense_len */ SSD_FULL_SIZE, 323239213Sgibbs sizeof(struct scsi_read_subchannel), 323339213Sgibbs /* timeout */ 50000); 323439213Sgibbs 323539213Sgibbs scsi_cmd = (struct scsi_read_subchannel *)&csio->cdb_io.cdb_bytes; 323639213Sgibbs bzero (scsi_cmd, sizeof(*scsi_cmd)); 323739213Sgibbs 323839213Sgibbs scsi_cmd->op_code = READ_SUBCHANNEL; 323939213Sgibbs if (mode == CD_MSF_FORMAT) 324039213Sgibbs scsi_cmd->byte1 |= CD_MSF; 324139213Sgibbs scsi_cmd->byte2 = SRS_SUBQ; 324239213Sgibbs scsi_cmd->subchan_format = format; 324339213Sgibbs scsi_cmd->track = track; 324439213Sgibbs scsi_ulto2b(len, (u_int8_t *)scsi_cmd->data_len); 324539213Sgibbs scsi_cmd->control = 0; 324639213Sgibbs 324774840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 324874840Sken /*sense_flags*/SF_RETRY_UA); 324939213Sgibbs 325039213Sgibbs xpt_release_ccb(ccb); 325139213Sgibbs 325239213Sgibbs return(error); 325339213Sgibbs} 325439213Sgibbs 325539213Sgibbs 3256111206Sken/* 3257111206Sken * All MODE_SENSE requests in the cd(4) driver MUST go through this 3258111206Sken * routine. See comments in cd6byteworkaround() for details. 3259111206Sken */ 326039213Sgibbsstatic int 3261111206Skencdgetmode(struct cam_periph *periph, struct cd_mode_params *data, 3262111206Sken u_int32_t page) 326339213Sgibbs{ 3264111206Sken struct ccb_scsiio *csio; 3265111206Sken struct cd_softc *softc; 326639213Sgibbs union ccb *ccb; 3267111206Sken int param_len; 326839213Sgibbs int error; 326939213Sgibbs 3270111206Sken softc = (struct cd_softc *)periph->softc; 3271111206Sken 327239213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 327339213Sgibbs 327439213Sgibbs csio = &ccb->csio; 327539213Sgibbs 3276111206Sken data->cdb_size = softc->minimum_command_size; 3277111206Sken if (data->cdb_size < 10) 3278111206Sken param_len = sizeof(struct cd_mode_data); 3279111206Sken else 3280111206Sken param_len = sizeof(struct cd_mode_data_10); 328139213Sgibbs 3282111206Sken /* Don't say we've got more room than we actually allocated */ 3283111206Sken param_len = min(param_len, data->alloc_len); 328439213Sgibbs 3285111206Sken scsi_mode_sense_len(csio, 3286111206Sken /* retries */ 1, 3287111206Sken /* cbfcnp */ cddone, 3288111206Sken /* tag_action */ MSG_SIMPLE_Q_TAG, 3289111206Sken /* dbd */ 0, 3290111206Sken /* page_code */ SMS_PAGE_CTRL_CURRENT, 3291111206Sken /* page */ page, 3292111206Sken /* param_buf */ data->mode_buf, 3293111206Sken /* param_len */ param_len, 3294111206Sken /* minimum_cmd_size */ softc->minimum_command_size, 3295111206Sken /* sense_len */ SSD_FULL_SIZE, 3296111206Sken /* timeout */ 50000); 329739213Sgibbs 3298111206Sken /* 3299111206Sken * It would be nice not to have to do this, but there's no 3300111206Sken * available pointer in the CCB that would allow us to stuff the 3301111206Sken * mode params structure in there and retrieve it in 3302111206Sken * cd6byteworkaround(), so we can set the cdb size. The cdb size 3303111206Sken * lets the caller know what CDB size we ended up using, so they 3304111206Sken * can find the actual mode page offset. 3305111206Sken */ 3306111206Sken STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3307111206Sken 330874840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 330974840Sken /*sense_flags*/SF_RETRY_UA); 331039213Sgibbs 331139213Sgibbs xpt_release_ccb(ccb); 331239213Sgibbs 3313111206Sken STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3314111206Sken 3315111206Sken /* 3316111206Sken * This is a bit of belt-and-suspenders checking, but if we run 3317111206Sken * into a situation where the target sends back multiple block 3318111206Sken * descriptors, we might not have enough space in the buffer to 3319111206Sken * see the whole mode page. Better to return an error than 3320111206Sken * potentially access memory beyond our malloced region. 3321111206Sken */ 3322111206Sken if (error == 0) { 3323111206Sken u_int32_t data_len; 3324111206Sken 3325111206Sken if (data->cdb_size == 10) { 3326111206Sken struct scsi_mode_header_10 *hdr10; 3327111206Sken 3328111206Sken hdr10 = (struct scsi_mode_header_10 *)data->mode_buf; 3329111206Sken data_len = scsi_2btoul(hdr10->data_length); 3330111206Sken data_len += sizeof(hdr10->data_length); 3331111206Sken } else { 3332111206Sken struct scsi_mode_header_6 *hdr6; 3333111206Sken 3334111206Sken hdr6 = (struct scsi_mode_header_6 *)data->mode_buf; 3335111206Sken data_len = hdr6->data_length; 3336111206Sken data_len += sizeof(hdr6->data_length); 3337111206Sken } 3338111206Sken 3339111206Sken /* 3340111206Sken * Complain if there is more mode data available than we 3341111206Sken * allocated space for. This could potentially happen if 3342111206Sken * we miscalculated the page length for some reason, if the 3343111206Sken * drive returns multiple block descriptors, or if it sets 3344111206Sken * the data length incorrectly. 3345111206Sken */ 3346111206Sken if (data_len > data->alloc_len) { 3347164906Smjacob xpt_print(periph->path, "allocated modepage %d length " 3348164906Smjacob "%d < returned length %d\n", page, data->alloc_len, 3349164906Smjacob data_len); 3350111206Sken error = ENOSPC; 3351111206Sken } 3352111206Sken } 3353111206Sken return (error); 335439213Sgibbs} 335539213Sgibbs 3356111206Sken/* 3357111206Sken * All MODE_SELECT requests in the cd(4) driver MUST go through this 3358111206Sken * routine. See comments in cd6byteworkaround() for details. 3359111206Sken */ 336039213Sgibbsstatic int 3361111206Skencdsetmode(struct cam_periph *periph, struct cd_mode_params *data) 336239213Sgibbs{ 3363111206Sken struct ccb_scsiio *csio; 3364111206Sken struct cd_softc *softc; 336539213Sgibbs union ccb *ccb; 3366111206Sken int cdb_size, param_len; 336739213Sgibbs int error; 336839213Sgibbs 3369111206Sken softc = (struct cd_softc *)periph->softc; 3370111206Sken 337139213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 337239213Sgibbs 337339213Sgibbs csio = &ccb->csio; 337439213Sgibbs 337539213Sgibbs error = 0; 337639213Sgibbs 337739213Sgibbs /* 3378111206Sken * If the data is formatted for the 10 byte version of the mode 3379111206Sken * select parameter list, we need to use the 10 byte CDB. 3380111206Sken * Otherwise, we use whatever the stored minimum command size. 338139213Sgibbs */ 3382111206Sken if (data->cdb_size == 10) 3383111206Sken cdb_size = data->cdb_size; 3384111206Sken else 3385111206Sken cdb_size = softc->minimum_command_size; 338639213Sgibbs 3387111206Sken if (cdb_size >= 10) { 3388111206Sken struct scsi_mode_header_10 *mode_header; 3389111206Sken u_int32_t data_len; 3390111206Sken 3391111206Sken mode_header = (struct scsi_mode_header_10 *)data->mode_buf; 3392111206Sken 3393111206Sken data_len = scsi_2btoul(mode_header->data_length); 3394111206Sken 3395111206Sken scsi_ulto2b(0, mode_header->data_length); 3396111206Sken /* 3397111206Sken * SONY drives do not allow a mode select with a medium_type 3398111206Sken * value that has just been returned by a mode sense; use a 3399111206Sken * medium_type of 0 (Default) instead. 3400111206Sken */ 3401111206Sken mode_header->medium_type = 0; 3402111206Sken 3403111206Sken /* 3404111206Sken * Pass back whatever the drive passed to us, plus the size 3405111206Sken * of the data length field. 3406111206Sken */ 3407111206Sken param_len = data_len + sizeof(mode_header->data_length); 3408111206Sken 3409111206Sken } else { 3410111206Sken struct scsi_mode_header_6 *mode_header; 3411111206Sken 3412111206Sken mode_header = (struct scsi_mode_header_6 *)data->mode_buf; 3413111206Sken 3414111206Sken param_len = mode_header->data_length + 1; 3415111206Sken 3416111206Sken mode_header->data_length = 0; 3417111206Sken /* 3418111206Sken * SONY drives do not allow a mode select with a medium_type 3419111206Sken * value that has just been returned by a mode sense; use a 3420111206Sken * medium_type of 0 (Default) instead. 3421111206Sken */ 3422111206Sken mode_header->medium_type = 0; 3423111206Sken } 3424111206Sken 3425111206Sken /* Don't say we've got more room than we actually allocated */ 3426111206Sken param_len = min(param_len, data->alloc_len); 3427111206Sken 3428111206Sken scsi_mode_select_len(csio, 3429111206Sken /* retries */ 1, 3430111206Sken /* cbfcnp */ cddone, 3431111206Sken /* tag_action */ MSG_SIMPLE_Q_TAG, 3432111206Sken /* scsi_page_fmt */ 1, 3433111206Sken /* save_pages */ 0, 3434111206Sken /* param_buf */ data->mode_buf, 3435111206Sken /* param_len */ param_len, 3436111206Sken /* minimum_cmd_size */ cdb_size, 3437111206Sken /* sense_len */ SSD_FULL_SIZE, 3438111206Sken /* timeout */ 50000); 3439111206Sken 3440111206Sken /* See comments in cdgetmode() and cd6byteworkaround(). */ 3441111206Sken STAILQ_INSERT_TAIL(&softc->mode_queue, data, links); 3442111206Sken 344374840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 344474840Sken /*sense_flags*/SF_RETRY_UA); 344539213Sgibbs 344639213Sgibbs xpt_release_ccb(ccb); 344739213Sgibbs 3448111206Sken STAILQ_REMOVE(&softc->mode_queue, data, cd_mode_params, links); 3449111206Sken 3450111206Sken return (error); 345139213Sgibbs} 345239213Sgibbs 345339213Sgibbs 345439213Sgibbsstatic int 345539213Sgibbscdplay(struct cam_periph *periph, u_int32_t blk, u_int32_t len) 345639213Sgibbs{ 345739531Sken struct ccb_scsiio *csio; 345839213Sgibbs union ccb *ccb; 345939213Sgibbs int error; 346039531Sken u_int8_t cdb_len; 346139213Sgibbs 346239213Sgibbs error = 0; 346339213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 346439213Sgibbs csio = &ccb->csio; 346539531Sken /* 346639531Sken * Use the smallest possible command to perform the operation. 346739531Sken */ 346839531Sken if ((len & 0xffff0000) == 0) { 346939531Sken /* 347039531Sken * We can fit in a 10 byte cdb. 347139531Sken */ 347239531Sken struct scsi_play_10 *scsi_cmd; 347339213Sgibbs 347439531Sken scsi_cmd = (struct scsi_play_10 *)&csio->cdb_io.cdb_bytes; 347539531Sken bzero (scsi_cmd, sizeof(*scsi_cmd)); 347639531Sken scsi_cmd->op_code = PLAY_10; 347739531Sken scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 347839531Sken scsi_ulto2b(len, (u_int8_t *)scsi_cmd->xfer_len); 347939531Sken cdb_len = sizeof(*scsi_cmd); 348039531Sken } else { 348139531Sken struct scsi_play_12 *scsi_cmd; 348239213Sgibbs 348339531Sken scsi_cmd = (struct scsi_play_12 *)&csio->cdb_io.cdb_bytes; 348439531Sken bzero (scsi_cmd, sizeof(*scsi_cmd)); 348539531Sken scsi_cmd->op_code = PLAY_12; 348639531Sken scsi_ulto4b(blk, (u_int8_t *)scsi_cmd->blk_addr); 348739531Sken scsi_ulto4b(len, (u_int8_t *)scsi_cmd->xfer_len); 348839531Sken cdb_len = sizeof(*scsi_cmd); 348939531Sken } 349039531Sken cam_fill_csio(csio, 349139531Sken /*retries*/2, 349239531Sken cddone, 349339531Sken /*flags*/CAM_DIR_NONE, 349439531Sken MSG_SIMPLE_Q_TAG, 349539531Sken /*dataptr*/NULL, 349639531Sken /*datalen*/0, 349739531Sken /*sense_len*/SSD_FULL_SIZE, 349839531Sken cdb_len, 349939531Sken /*timeout*/50 * 1000); 350039213Sgibbs 350174840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 350274840Sken /*sense_flags*/SF_RETRY_UA); 350339213Sgibbs 350439213Sgibbs xpt_release_ccb(ccb); 350539213Sgibbs 350639213Sgibbs return(error); 350739213Sgibbs} 350839213Sgibbs 350939213Sgibbsstatic int 351039213Sgibbscdplaymsf(struct cam_periph *periph, u_int32_t startm, u_int32_t starts, 351139213Sgibbs u_int32_t startf, u_int32_t endm, u_int32_t ends, u_int32_t endf) 351239213Sgibbs{ 351339213Sgibbs struct scsi_play_msf *scsi_cmd; 351439213Sgibbs struct ccb_scsiio *csio; 351539213Sgibbs union ccb *ccb; 351639213Sgibbs int error; 351739213Sgibbs 351839213Sgibbs error = 0; 351939213Sgibbs 352039213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 352139213Sgibbs 352239213Sgibbs csio = &ccb->csio; 352339213Sgibbs 352439213Sgibbs cam_fill_csio(csio, 352539213Sgibbs /* retries */ 1, 352639213Sgibbs /* cbfcnp */ cddone, 352739531Sken /* flags */ CAM_DIR_NONE, 352839213Sgibbs /* tag_action */ MSG_SIMPLE_Q_TAG, 352939213Sgibbs /* data_ptr */ NULL, 353039213Sgibbs /* dxfer_len */ 0, 353139213Sgibbs /* sense_len */ SSD_FULL_SIZE, 353239213Sgibbs sizeof(struct scsi_play_msf), 353339213Sgibbs /* timeout */ 50000); 353439213Sgibbs 353539213Sgibbs scsi_cmd = (struct scsi_play_msf *)&csio->cdb_io.cdb_bytes; 353639213Sgibbs bzero (scsi_cmd, sizeof(*scsi_cmd)); 353739213Sgibbs 353839213Sgibbs scsi_cmd->op_code = PLAY_MSF; 353939213Sgibbs scsi_cmd->start_m = startm; 354039213Sgibbs scsi_cmd->start_s = starts; 354139213Sgibbs scsi_cmd->start_f = startf; 354239213Sgibbs scsi_cmd->end_m = endm; 354339213Sgibbs scsi_cmd->end_s = ends; 354439213Sgibbs scsi_cmd->end_f = endf; 354539213Sgibbs 354674840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 354774840Sken /*sense_flags*/SF_RETRY_UA); 354839213Sgibbs 354939213Sgibbs xpt_release_ccb(ccb); 355039213Sgibbs 355139213Sgibbs return(error); 355239213Sgibbs} 355339213Sgibbs 355439213Sgibbs 355539213Sgibbsstatic int 355639213Sgibbscdplaytracks(struct cam_periph *periph, u_int32_t strack, u_int32_t sindex, 355739213Sgibbs u_int32_t etrack, u_int32_t eindex) 355839213Sgibbs{ 355939213Sgibbs struct scsi_play_track *scsi_cmd; 356039213Sgibbs struct ccb_scsiio *csio; 356139213Sgibbs union ccb *ccb; 356239213Sgibbs int error; 356339213Sgibbs 356439213Sgibbs error = 0; 356539213Sgibbs 356639213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 356739213Sgibbs 356839213Sgibbs csio = &ccb->csio; 356939213Sgibbs 357039213Sgibbs cam_fill_csio(csio, 357139213Sgibbs /* retries */ 1, 357239213Sgibbs /* cbfcnp */ cddone, 357339531Sken /* flags */ CAM_DIR_NONE, 357439213Sgibbs /* tag_action */ MSG_SIMPLE_Q_TAG, 357539213Sgibbs /* data_ptr */ NULL, 357639213Sgibbs /* dxfer_len */ 0, 357739213Sgibbs /* sense_len */ SSD_FULL_SIZE, 357839213Sgibbs sizeof(struct scsi_play_track), 357939213Sgibbs /* timeout */ 50000); 358039213Sgibbs 358139213Sgibbs scsi_cmd = (struct scsi_play_track *)&csio->cdb_io.cdb_bytes; 358239213Sgibbs bzero (scsi_cmd, sizeof(*scsi_cmd)); 358339213Sgibbs 358439213Sgibbs scsi_cmd->op_code = PLAY_TRACK; 358539213Sgibbs scsi_cmd->start_track = strack; 358639213Sgibbs scsi_cmd->start_index = sindex; 358739213Sgibbs scsi_cmd->end_track = etrack; 358839213Sgibbs scsi_cmd->end_index = eindex; 358939213Sgibbs 359074840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 359174840Sken /*sense_flags*/SF_RETRY_UA); 359239213Sgibbs 359339213Sgibbs xpt_release_ccb(ccb); 359439213Sgibbs 359539213Sgibbs return(error); 359639213Sgibbs} 359739213Sgibbs 359839213Sgibbsstatic int 359939213Sgibbscdpause(struct cam_periph *periph, u_int32_t go) 360039213Sgibbs{ 360139213Sgibbs struct scsi_pause *scsi_cmd; 360239213Sgibbs struct ccb_scsiio *csio; 360339213Sgibbs union ccb *ccb; 360439213Sgibbs int error; 360539213Sgibbs 360639213Sgibbs error = 0; 360739213Sgibbs 360839213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 360939213Sgibbs 361039213Sgibbs csio = &ccb->csio; 361139213Sgibbs 361239213Sgibbs cam_fill_csio(csio, 361339213Sgibbs /* retries */ 1, 361439213Sgibbs /* cbfcnp */ cddone, 361539531Sken /* flags */ CAM_DIR_NONE, 361639213Sgibbs /* tag_action */ MSG_SIMPLE_Q_TAG, 361739213Sgibbs /* data_ptr */ NULL, 361839213Sgibbs /* dxfer_len */ 0, 361939213Sgibbs /* sense_len */ SSD_FULL_SIZE, 362039213Sgibbs sizeof(struct scsi_pause), 362139213Sgibbs /* timeout */ 50000); 362239213Sgibbs 362339213Sgibbs scsi_cmd = (struct scsi_pause *)&csio->cdb_io.cdb_bytes; 362439213Sgibbs bzero (scsi_cmd, sizeof(*scsi_cmd)); 362539213Sgibbs 362639213Sgibbs scsi_cmd->op_code = PAUSE; 362739213Sgibbs scsi_cmd->resume = go; 362839213Sgibbs 362974840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 363074840Sken /*sense_flags*/SF_RETRY_UA); 363139213Sgibbs 363239213Sgibbs xpt_release_ccb(ccb); 363339213Sgibbs 363439213Sgibbs return(error); 363539213Sgibbs} 363639213Sgibbs 363739213Sgibbsstatic int 3638111206Skencdstartunit(struct cam_periph *periph, int load) 363939213Sgibbs{ 364039213Sgibbs union ccb *ccb; 364139213Sgibbs int error; 364239213Sgibbs 364339213Sgibbs error = 0; 364439213Sgibbs 364539213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 364639213Sgibbs 364739213Sgibbs scsi_start_stop(&ccb->csio, 364839213Sgibbs /* retries */ 1, 364939213Sgibbs /* cbfcnp */ cddone, 365039213Sgibbs /* tag_action */ MSG_SIMPLE_Q_TAG, 365139213Sgibbs /* start */ TRUE, 3652111206Sken /* load_eject */ load, 365339213Sgibbs /* immediate */ FALSE, 365439213Sgibbs /* sense_len */ SSD_FULL_SIZE, 365539213Sgibbs /* timeout */ 50000); 365639213Sgibbs 365774840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 365874840Sken /*sense_flags*/SF_RETRY_UA); 365939213Sgibbs 366039213Sgibbs xpt_release_ccb(ccb); 366139213Sgibbs 366239213Sgibbs return(error); 366339213Sgibbs} 366439213Sgibbs 366539213Sgibbsstatic int 366639213Sgibbscdstopunit(struct cam_periph *periph, u_int32_t eject) 366739213Sgibbs{ 366839213Sgibbs union ccb *ccb; 366939213Sgibbs int error; 367039213Sgibbs 367139213Sgibbs error = 0; 367239213Sgibbs 367339213Sgibbs ccb = cdgetccb(periph, /* priority */ 1); 367439213Sgibbs 367539213Sgibbs scsi_start_stop(&ccb->csio, 367639213Sgibbs /* retries */ 1, 367739213Sgibbs /* cbfcnp */ cddone, 367839213Sgibbs /* tag_action */ MSG_SIMPLE_Q_TAG, 367939213Sgibbs /* start */ FALSE, 368039213Sgibbs /* load_eject */ eject, 368139213Sgibbs /* immediate */ FALSE, 368239213Sgibbs /* sense_len */ SSD_FULL_SIZE, 368339213Sgibbs /* timeout */ 50000); 368439213Sgibbs 368574840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 368674840Sken /*sense_flags*/SF_RETRY_UA); 368739213Sgibbs 368839213Sgibbs xpt_release_ccb(ccb); 368939213Sgibbs 369039213Sgibbs return(error); 369139213Sgibbs} 369260422Sken 369360422Skenstatic int 3694105421Snjlcdsetspeed(struct cam_periph *periph, u_int32_t rdspeed, u_int32_t wrspeed) 3695105421Snjl{ 3696105421Snjl struct scsi_set_speed *scsi_cmd; 3697105421Snjl struct ccb_scsiio *csio; 3698105421Snjl union ccb *ccb; 3699105421Snjl int error; 3700105421Snjl 3701105421Snjl error = 0; 3702105421Snjl ccb = cdgetccb(periph, /* priority */ 1); 3703105421Snjl csio = &ccb->csio; 3704105421Snjl 3705107193Snjl /* Preserve old behavior: units in multiples of CDROM speed */ 3706107193Snjl if (rdspeed < 177) 3707107193Snjl rdspeed *= 177; 3708107193Snjl if (wrspeed < 177) 3709107193Snjl wrspeed *= 177; 3710107193Snjl 3711105421Snjl cam_fill_csio(csio, 3712105421Snjl /* retries */ 1, 3713105421Snjl /* cbfcnp */ cddone, 3714105421Snjl /* flags */ CAM_DIR_NONE, 3715105421Snjl /* tag_action */ MSG_SIMPLE_Q_TAG, 3716105421Snjl /* data_ptr */ NULL, 3717105421Snjl /* dxfer_len */ 0, 3718105421Snjl /* sense_len */ SSD_FULL_SIZE, 3719105421Snjl sizeof(struct scsi_set_speed), 3720105421Snjl /* timeout */ 50000); 3721105421Snjl 3722105421Snjl scsi_cmd = (struct scsi_set_speed *)&csio->cdb_io.cdb_bytes; 3723105421Snjl bzero(scsi_cmd, sizeof(*scsi_cmd)); 3724105421Snjl 3725105421Snjl scsi_cmd->opcode = SET_CD_SPEED; 3726105421Snjl scsi_ulto2b(rdspeed, scsi_cmd->readspeed); 3727105421Snjl scsi_ulto2b(wrspeed, scsi_cmd->writespeed); 3728105421Snjl 3729105421Snjl error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 3730105421Snjl /*sense_flags*/SF_RETRY_UA); 3731105421Snjl 3732105421Snjl xpt_release_ccb(ccb); 3733105421Snjl 3734105421Snjl return(error); 3735105421Snjl} 3736105421Snjl 3737105421Snjlstatic int 373860422Skencdreportkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 373960422Sken{ 374060422Sken union ccb *ccb; 374160422Sken u_int8_t *databuf; 374260422Sken u_int32_t lba; 374360422Sken int error; 374460422Sken int length; 374560422Sken 374660422Sken error = 0; 374760422Sken databuf = NULL; 374860422Sken lba = 0; 374960422Sken 375060422Sken ccb = cdgetccb(periph, /* priority */ 1); 375160422Sken 375260422Sken switch (authinfo->format) { 375360422Sken case DVD_REPORT_AGID: 375460422Sken length = sizeof(struct scsi_report_key_data_agid); 375560422Sken break; 375660422Sken case DVD_REPORT_CHALLENGE: 375760422Sken length = sizeof(struct scsi_report_key_data_challenge); 375860422Sken break; 375960422Sken case DVD_REPORT_KEY1: 376060422Sken length = sizeof(struct scsi_report_key_data_key1_key2); 376160422Sken break; 376260422Sken case DVD_REPORT_TITLE_KEY: 376360422Sken length = sizeof(struct scsi_report_key_data_title); 376460422Sken /* The lba field is only set for the title key */ 376560422Sken lba = authinfo->lba; 376660422Sken break; 376760422Sken case DVD_REPORT_ASF: 376860422Sken length = sizeof(struct scsi_report_key_data_asf); 376960422Sken break; 377060422Sken case DVD_REPORT_RPC: 377160422Sken length = sizeof(struct scsi_report_key_data_rpc); 377260422Sken break; 377360422Sken case DVD_INVALIDATE_AGID: 377460422Sken length = 0; 377560422Sken break; 377660422Sken default: 377760422Sken error = EINVAL; 377860422Sken goto bailout; 377960422Sken break; /* NOTREACHED */ 378060422Sken } 378160422Sken 378260422Sken if (length != 0) { 3783111119Simp databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 378460422Sken } else 378560422Sken databuf = NULL; 378660422Sken 378760422Sken 378860422Sken scsi_report_key(&ccb->csio, 378960422Sken /* retries */ 1, 379060422Sken /* cbfcnp */ cddone, 379160422Sken /* tag_action */ MSG_SIMPLE_Q_TAG, 379260422Sken /* lba */ lba, 379360422Sken /* agid */ authinfo->agid, 379460422Sken /* key_format */ authinfo->format, 379560422Sken /* data_ptr */ databuf, 379660422Sken /* dxfer_len */ length, 379760422Sken /* sense_len */ SSD_FULL_SIZE, 379860422Sken /* timeout */ 50000); 379960422Sken 380074840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 380174840Sken /*sense_flags*/SF_RETRY_UA); 380260422Sken 380360422Sken if (error != 0) 380460422Sken goto bailout; 380560422Sken 380660422Sken if (ccb->csio.resid != 0) { 3807164906Smjacob xpt_print(periph->path, "warning, residual for report key " 3808164906Smjacob "command is %d\n", ccb->csio.resid); 380960422Sken } 381060422Sken 381160422Sken switch(authinfo->format) { 381260422Sken case DVD_REPORT_AGID: { 381360422Sken struct scsi_report_key_data_agid *agid_data; 381460422Sken 381560422Sken agid_data = (struct scsi_report_key_data_agid *)databuf; 381660422Sken 381760422Sken authinfo->agid = (agid_data->agid & RKD_AGID_MASK) >> 381860422Sken RKD_AGID_SHIFT; 381960422Sken break; 382060422Sken } 382160422Sken case DVD_REPORT_CHALLENGE: { 382260422Sken struct scsi_report_key_data_challenge *chal_data; 382360422Sken 382460422Sken chal_data = (struct scsi_report_key_data_challenge *)databuf; 382560422Sken 382660422Sken bcopy(chal_data->challenge_key, authinfo->keychal, 382760422Sken min(sizeof(chal_data->challenge_key), 382860422Sken sizeof(authinfo->keychal))); 382960422Sken break; 383060422Sken } 383160422Sken case DVD_REPORT_KEY1: { 383260422Sken struct scsi_report_key_data_key1_key2 *key1_data; 383360422Sken 383460422Sken key1_data = (struct scsi_report_key_data_key1_key2 *)databuf; 383560422Sken 383660422Sken bcopy(key1_data->key1, authinfo->keychal, 383760422Sken min(sizeof(key1_data->key1), sizeof(authinfo->keychal))); 383860422Sken break; 383960422Sken } 384060422Sken case DVD_REPORT_TITLE_KEY: { 384160422Sken struct scsi_report_key_data_title *title_data; 384260422Sken 384360422Sken title_data = (struct scsi_report_key_data_title *)databuf; 384460422Sken 384560422Sken authinfo->cpm = (title_data->byte0 & RKD_TITLE_CPM) >> 384660422Sken RKD_TITLE_CPM_SHIFT; 384760422Sken authinfo->cp_sec = (title_data->byte0 & RKD_TITLE_CP_SEC) >> 384860422Sken RKD_TITLE_CP_SEC_SHIFT; 384960422Sken authinfo->cgms = (title_data->byte0 & RKD_TITLE_CMGS_MASK) >> 385060422Sken RKD_TITLE_CMGS_SHIFT; 385160422Sken bcopy(title_data->title_key, authinfo->keychal, 385260422Sken min(sizeof(title_data->title_key), 385360422Sken sizeof(authinfo->keychal))); 385460422Sken break; 385560422Sken } 385660422Sken case DVD_REPORT_ASF: { 385760422Sken struct scsi_report_key_data_asf *asf_data; 385860422Sken 385960422Sken asf_data = (struct scsi_report_key_data_asf *)databuf; 386060422Sken 386160422Sken authinfo->asf = asf_data->success & RKD_ASF_SUCCESS; 386260422Sken break; 386360422Sken } 386460422Sken case DVD_REPORT_RPC: { 386560422Sken struct scsi_report_key_data_rpc *rpc_data; 386660422Sken 386760422Sken rpc_data = (struct scsi_report_key_data_rpc *)databuf; 386860422Sken 386960422Sken authinfo->reg_type = (rpc_data->byte4 & RKD_RPC_TYPE_MASK) >> 387060422Sken RKD_RPC_TYPE_SHIFT; 387160422Sken authinfo->vend_rsts = 387260422Sken (rpc_data->byte4 & RKD_RPC_VENDOR_RESET_MASK) >> 387360422Sken RKD_RPC_VENDOR_RESET_SHIFT; 387460422Sken authinfo->user_rsts = rpc_data->byte4 & RKD_RPC_USER_RESET_MASK; 387571752Sken authinfo->region = rpc_data->region_mask; 387671752Sken authinfo->rpc_scheme = rpc_data->rpc_scheme1; 387760422Sken break; 387860422Sken } 387960422Sken case DVD_INVALIDATE_AGID: 388060422Sken break; 388160422Sken default: 388260422Sken /* This should be impossible, since we checked above */ 388360422Sken error = EINVAL; 388460422Sken goto bailout; 388560422Sken break; /* NOTREACHED */ 388660422Sken } 388760422Skenbailout: 388860422Sken if (databuf != NULL) 388960422Sken free(databuf, M_DEVBUF); 389060422Sken 389160422Sken xpt_release_ccb(ccb); 389260422Sken 389360422Sken return(error); 389460422Sken} 389560422Sken 389660422Skenstatic int 389760422Skencdsendkey(struct cam_periph *periph, struct dvd_authinfo *authinfo) 389860422Sken{ 389960422Sken union ccb *ccb; 390060422Sken u_int8_t *databuf; 390160422Sken int length; 390260422Sken int error; 390360422Sken 390460422Sken error = 0; 390560422Sken databuf = NULL; 390660422Sken 390760422Sken ccb = cdgetccb(periph, /* priority */ 1); 390860422Sken 390960422Sken switch(authinfo->format) { 391060422Sken case DVD_SEND_CHALLENGE: { 391160422Sken struct scsi_report_key_data_challenge *challenge_data; 391260422Sken 391360422Sken length = sizeof(*challenge_data); 391460422Sken 3915111119Simp challenge_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 391660422Sken 391760422Sken databuf = (u_int8_t *)challenge_data; 391860422Sken 391960422Sken scsi_ulto2b(length - sizeof(challenge_data->data_len), 392060422Sken challenge_data->data_len); 392160422Sken 392260422Sken bcopy(authinfo->keychal, challenge_data->challenge_key, 392360422Sken min(sizeof(authinfo->keychal), 392460422Sken sizeof(challenge_data->challenge_key))); 392560422Sken break; 392660422Sken } 392760422Sken case DVD_SEND_KEY2: { 392860422Sken struct scsi_report_key_data_key1_key2 *key2_data; 392960422Sken 393060422Sken length = sizeof(*key2_data); 393160422Sken 3932111119Simp key2_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 393360422Sken 393460422Sken databuf = (u_int8_t *)key2_data; 393560422Sken 393660422Sken scsi_ulto2b(length - sizeof(key2_data->data_len), 393760422Sken key2_data->data_len); 393860422Sken 393960422Sken bcopy(authinfo->keychal, key2_data->key1, 394060422Sken min(sizeof(authinfo->keychal), sizeof(key2_data->key1))); 394160422Sken 394260422Sken break; 394360422Sken } 394460422Sken case DVD_SEND_RPC: { 394560422Sken struct scsi_send_key_data_rpc *rpc_data; 394660422Sken 394760422Sken length = sizeof(*rpc_data); 394860422Sken 3949111119Simp rpc_data = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 395060422Sken 395160422Sken databuf = (u_int8_t *)rpc_data; 395260422Sken 395360422Sken scsi_ulto2b(length - sizeof(rpc_data->data_len), 395460422Sken rpc_data->data_len); 395560422Sken 395660422Sken rpc_data->region_code = authinfo->region; 395760422Sken break; 395860422Sken } 395960422Sken default: 396060422Sken error = EINVAL; 396160422Sken goto bailout; 396260422Sken break; /* NOTREACHED */ 396360422Sken } 396460422Sken 396560422Sken scsi_send_key(&ccb->csio, 396660422Sken /* retries */ 1, 396760422Sken /* cbfcnp */ cddone, 396860422Sken /* tag_action */ MSG_SIMPLE_Q_TAG, 396960422Sken /* agid */ authinfo->agid, 397060422Sken /* key_format */ authinfo->format, 397160422Sken /* data_ptr */ databuf, 397260422Sken /* dxfer_len */ length, 397360422Sken /* sense_len */ SSD_FULL_SIZE, 397460422Sken /* timeout */ 50000); 397560422Sken 397674840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 397774840Sken /*sense_flags*/SF_RETRY_UA); 397860422Sken 397960422Skenbailout: 398060422Sken 398160422Sken if (databuf != NULL) 398260422Sken free(databuf, M_DEVBUF); 398360422Sken 398460422Sken xpt_release_ccb(ccb); 398560422Sken 398660422Sken return(error); 398760422Sken} 398860422Sken 398960422Skenstatic int 399060422Skencdreaddvdstructure(struct cam_periph *periph, struct dvd_struct *dvdstruct) 399160422Sken{ 399260422Sken union ccb *ccb; 399360422Sken u_int8_t *databuf; 399460422Sken u_int32_t address; 399560422Sken int error; 399660422Sken int length; 399760422Sken 399860422Sken error = 0; 399960422Sken databuf = NULL; 400060422Sken /* The address is reserved for many of the formats */ 400160422Sken address = 0; 400260422Sken 400360422Sken ccb = cdgetccb(periph, /* priority */ 1); 400460422Sken 400560422Sken switch(dvdstruct->format) { 400660422Sken case DVD_STRUCT_PHYSICAL: 400760422Sken length = sizeof(struct scsi_read_dvd_struct_data_physical); 400860422Sken break; 400960422Sken case DVD_STRUCT_COPYRIGHT: 401060422Sken length = sizeof(struct scsi_read_dvd_struct_data_copyright); 401160422Sken break; 401260422Sken case DVD_STRUCT_DISCKEY: 401360422Sken length = sizeof(struct scsi_read_dvd_struct_data_disc_key); 401460422Sken break; 401560422Sken case DVD_STRUCT_BCA: 401660422Sken length = sizeof(struct scsi_read_dvd_struct_data_bca); 401760422Sken break; 401860422Sken case DVD_STRUCT_MANUFACT: 401960422Sken length = sizeof(struct scsi_read_dvd_struct_data_manufacturer); 402060422Sken break; 402160422Sken case DVD_STRUCT_CMI: 402260422Sken error = ENODEV; 402360422Sken goto bailout; 402460422Sken#ifdef notyet 402560422Sken length = sizeof(struct scsi_read_dvd_struct_data_copy_manage); 402660422Sken address = dvdstruct->address; 402760422Sken#endif 402860422Sken break; /* NOTREACHED */ 402960422Sken case DVD_STRUCT_PROTDISCID: 403060422Sken length = sizeof(struct scsi_read_dvd_struct_data_prot_discid); 403160422Sken break; 403260422Sken case DVD_STRUCT_DISCKEYBLOCK: 403360422Sken length = sizeof(struct scsi_read_dvd_struct_data_disc_key_blk); 403460422Sken break; 403560422Sken case DVD_STRUCT_DDS: 403660422Sken length = sizeof(struct scsi_read_dvd_struct_data_dds); 403760422Sken break; 403860422Sken case DVD_STRUCT_MEDIUM_STAT: 403960422Sken length = sizeof(struct scsi_read_dvd_struct_data_medium_status); 404060422Sken break; 404160422Sken case DVD_STRUCT_SPARE_AREA: 404260422Sken length = sizeof(struct scsi_read_dvd_struct_data_spare_area); 404360422Sken break; 404460422Sken case DVD_STRUCT_RMD_LAST: 404560422Sken error = ENODEV; 404660422Sken goto bailout; 404760422Sken#ifdef notyet 404860422Sken length = sizeof(struct scsi_read_dvd_struct_data_rmd_borderout); 404960422Sken address = dvdstruct->address; 405060422Sken#endif 405160422Sken break; /* NOTREACHED */ 405260422Sken case DVD_STRUCT_RMD_RMA: 405360422Sken error = ENODEV; 405460422Sken goto bailout; 405560422Sken#ifdef notyet 405660422Sken length = sizeof(struct scsi_read_dvd_struct_data_rmd); 405760422Sken address = dvdstruct->address; 405860422Sken#endif 405960422Sken break; /* NOTREACHED */ 406060422Sken case DVD_STRUCT_PRERECORDED: 406160422Sken length = sizeof(struct scsi_read_dvd_struct_data_leadin); 406260422Sken break; 406360422Sken case DVD_STRUCT_UNIQUEID: 406460422Sken length = sizeof(struct scsi_read_dvd_struct_data_disc_id); 406560422Sken break; 406660422Sken case DVD_STRUCT_DCB: 406760422Sken error = ENODEV; 406860422Sken goto bailout; 406960422Sken#ifdef notyet 407060422Sken length = sizeof(struct scsi_read_dvd_struct_data_dcb); 407160422Sken address = dvdstruct->address; 407260422Sken#endif 407360422Sken break; /* NOTREACHED */ 407460422Sken case DVD_STRUCT_LIST: 407560422Sken /* 407660422Sken * This is the maximum allocation length for the READ DVD 407760422Sken * STRUCTURE command. There's nothing in the MMC3 spec 407860422Sken * that indicates a limit in the amount of data that can 407960422Sken * be returned from this call, other than the limits 408060422Sken * imposed by the 2-byte length variables. 408160422Sken */ 408260422Sken length = 65535; 408360422Sken break; 408460422Sken default: 408560422Sken error = EINVAL; 408660422Sken goto bailout; 408760422Sken break; /* NOTREACHED */ 408860422Sken } 408960422Sken 409060422Sken if (length != 0) { 4091111119Simp databuf = malloc(length, M_DEVBUF, M_WAITOK | M_ZERO); 409260422Sken } else 409360422Sken databuf = NULL; 409460422Sken 409560422Sken scsi_read_dvd_structure(&ccb->csio, 409660422Sken /* retries */ 1, 409760422Sken /* cbfcnp */ cddone, 409860422Sken /* tag_action */ MSG_SIMPLE_Q_TAG, 409960422Sken /* lba */ address, 410060422Sken /* layer_number */ dvdstruct->layer_num, 410160422Sken /* key_format */ dvdstruct->format, 410260422Sken /* agid */ dvdstruct->agid, 410360422Sken /* data_ptr */ databuf, 410460422Sken /* dxfer_len */ length, 410560422Sken /* sense_len */ SSD_FULL_SIZE, 410660422Sken /* timeout */ 50000); 410760422Sken 410874840Sken error = cdrunccb(ccb, cderror, /*cam_flags*/CAM_RETRY_SELTO, 410974840Sken /*sense_flags*/SF_RETRY_UA); 411060422Sken 411160422Sken if (error != 0) 411260422Sken goto bailout; 411360422Sken 411460422Sken switch(dvdstruct->format) { 411560422Sken case DVD_STRUCT_PHYSICAL: { 411660422Sken struct scsi_read_dvd_struct_data_layer_desc *inlayer; 411760422Sken struct dvd_layer *outlayer; 411860422Sken struct scsi_read_dvd_struct_data_physical *phys_data; 411960422Sken 412060422Sken phys_data = 412160422Sken (struct scsi_read_dvd_struct_data_physical *)databuf; 412260422Sken inlayer = &phys_data->layer_desc; 412360422Sken outlayer = (struct dvd_layer *)&dvdstruct->data; 412460422Sken 412560422Sken dvdstruct->length = sizeof(*inlayer); 412660422Sken 412760422Sken outlayer->book_type = (inlayer->book_type_version & 412860422Sken RDSD_BOOK_TYPE_MASK) >> RDSD_BOOK_TYPE_SHIFT; 412960422Sken outlayer->book_version = (inlayer->book_type_version & 413060422Sken RDSD_BOOK_VERSION_MASK); 413160422Sken outlayer->disc_size = (inlayer->disc_size_max_rate & 413260422Sken RDSD_DISC_SIZE_MASK) >> RDSD_DISC_SIZE_SHIFT; 413360422Sken outlayer->max_rate = (inlayer->disc_size_max_rate & 413460422Sken RDSD_MAX_RATE_MASK); 413560422Sken outlayer->nlayers = (inlayer->layer_info & 413660422Sken RDSD_NUM_LAYERS_MASK) >> RDSD_NUM_LAYERS_SHIFT; 413760422Sken outlayer->track_path = (inlayer->layer_info & 413860422Sken RDSD_TRACK_PATH_MASK) >> RDSD_TRACK_PATH_SHIFT; 413960422Sken outlayer->layer_type = (inlayer->layer_info & 414060422Sken RDSD_LAYER_TYPE_MASK); 414160422Sken outlayer->linear_density = (inlayer->density & 414260422Sken RDSD_LIN_DENSITY_MASK) >> RDSD_LIN_DENSITY_SHIFT; 414360422Sken outlayer->track_density = (inlayer->density & 414460422Sken RDSD_TRACK_DENSITY_MASK); 414560422Sken outlayer->bca = (inlayer->bca & RDSD_BCA_MASK) >> 414660422Sken RDSD_BCA_SHIFT; 414760422Sken outlayer->start_sector = scsi_3btoul(inlayer->main_data_start); 414860422Sken outlayer->end_sector = scsi_3btoul(inlayer->main_data_end); 414960422Sken outlayer->end_sector_l0 = 415060422Sken scsi_3btoul(inlayer->end_sector_layer0); 415160422Sken break; 415260422Sken } 415360422Sken case DVD_STRUCT_COPYRIGHT: { 415460422Sken struct scsi_read_dvd_struct_data_copyright *copy_data; 415560422Sken 415660422Sken copy_data = (struct scsi_read_dvd_struct_data_copyright *) 415760422Sken databuf; 415860422Sken 415960422Sken dvdstruct->cpst = copy_data->cps_type; 416060422Sken dvdstruct->rmi = copy_data->region_info; 416160422Sken dvdstruct->length = 0; 416260422Sken 416360422Sken break; 416460422Sken } 416560422Sken default: 416660422Sken /* 416760422Sken * Tell the user what the overall length is, no matter 416860422Sken * what we can actually fit in the data buffer. 416960422Sken */ 417060422Sken dvdstruct->length = length - ccb->csio.resid - 417160422Sken sizeof(struct scsi_read_dvd_struct_data_header); 417260422Sken 417360422Sken /* 417460422Sken * But only actually copy out the smaller of what we read 417560422Sken * in or what the structure can take. 417660422Sken */ 417760422Sken bcopy(databuf + sizeof(struct scsi_read_dvd_struct_data_header), 417860422Sken dvdstruct->data, 417960422Sken min(sizeof(dvdstruct->data), dvdstruct->length)); 418060422Sken break; 418160422Sken } 418260422Skenbailout: 418360422Sken 418460422Sken if (databuf != NULL) 418560422Sken free(databuf, M_DEVBUF); 418660422Sken 418760422Sken xpt_release_ccb(ccb); 418860422Sken 418960422Sken return(error); 419060422Sken} 419160422Sken 419260422Skenvoid 419360422Skenscsi_report_key(struct ccb_scsiio *csio, u_int32_t retries, 419460422Sken void (*cbfcnp)(struct cam_periph *, union ccb *), 419560422Sken u_int8_t tag_action, u_int32_t lba, u_int8_t agid, 419660422Sken u_int8_t key_format, u_int8_t *data_ptr, u_int32_t dxfer_len, 419760422Sken u_int8_t sense_len, u_int32_t timeout) 419860422Sken{ 419960422Sken struct scsi_report_key *scsi_cmd; 420060422Sken 420160422Sken scsi_cmd = (struct scsi_report_key *)&csio->cdb_io.cdb_bytes; 420260422Sken bzero(scsi_cmd, sizeof(*scsi_cmd)); 420360422Sken scsi_cmd->opcode = REPORT_KEY; 420460422Sken scsi_ulto4b(lba, scsi_cmd->lba); 420560422Sken scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 420660422Sken scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 420760422Sken (key_format & RK_KF_KEYFORMAT_MASK); 420860422Sken 420960422Sken cam_fill_csio(csio, 421060422Sken retries, 421160422Sken cbfcnp, 421260422Sken /*flags*/ (dxfer_len == 0) ? CAM_DIR_NONE : CAM_DIR_IN, 421360422Sken tag_action, 421460422Sken /*data_ptr*/ data_ptr, 421560422Sken /*dxfer_len*/ dxfer_len, 421660422Sken sense_len, 421760422Sken sizeof(*scsi_cmd), 421860422Sken timeout); 421960422Sken} 422060422Sken 422160422Skenvoid 422260422Skenscsi_send_key(struct ccb_scsiio *csio, u_int32_t retries, 422360422Sken void (*cbfcnp)(struct cam_periph *, union ccb *), 422460422Sken u_int8_t tag_action, u_int8_t agid, u_int8_t key_format, 422560422Sken u_int8_t *data_ptr, u_int32_t dxfer_len, u_int8_t sense_len, 422660422Sken u_int32_t timeout) 422760422Sken{ 422860422Sken struct scsi_send_key *scsi_cmd; 422960422Sken 423060422Sken scsi_cmd = (struct scsi_send_key *)&csio->cdb_io.cdb_bytes; 423160422Sken bzero(scsi_cmd, sizeof(*scsi_cmd)); 423260422Sken scsi_cmd->opcode = SEND_KEY; 423360422Sken 423460422Sken scsi_ulto2b(dxfer_len, scsi_cmd->param_len); 423560422Sken scsi_cmd->agid_keyformat = (agid << RK_KF_AGID_SHIFT) | 423660422Sken (key_format & RK_KF_KEYFORMAT_MASK); 423760422Sken 423860422Sken cam_fill_csio(csio, 423960422Sken retries, 424060422Sken cbfcnp, 424160422Sken /*flags*/ CAM_DIR_OUT, 424260422Sken tag_action, 424360422Sken /*data_ptr*/ data_ptr, 424460422Sken /*dxfer_len*/ dxfer_len, 424560422Sken sense_len, 424660422Sken sizeof(*scsi_cmd), 424760422Sken timeout); 424860422Sken} 424960422Sken 425060422Sken 425160422Skenvoid 425260422Skenscsi_read_dvd_structure(struct ccb_scsiio *csio, u_int32_t retries, 425360422Sken void (*cbfcnp)(struct cam_periph *, union ccb *), 425460422Sken u_int8_t tag_action, u_int32_t address, 425560422Sken u_int8_t layer_number, u_int8_t format, u_int8_t agid, 425660422Sken u_int8_t *data_ptr, u_int32_t dxfer_len, 425760422Sken u_int8_t sense_len, u_int32_t timeout) 425860422Sken{ 425960422Sken struct scsi_read_dvd_structure *scsi_cmd; 426060422Sken 426160422Sken scsi_cmd = (struct scsi_read_dvd_structure *)&csio->cdb_io.cdb_bytes; 426260422Sken bzero(scsi_cmd, sizeof(*scsi_cmd)); 426360422Sken scsi_cmd->opcode = READ_DVD_STRUCTURE; 426460422Sken 426560422Sken scsi_ulto4b(address, scsi_cmd->address); 426660422Sken scsi_cmd->layer_number = layer_number; 426760422Sken scsi_cmd->format = format; 426860422Sken scsi_ulto2b(dxfer_len, scsi_cmd->alloc_len); 426960422Sken /* The AGID is the top two bits of this byte */ 427060422Sken scsi_cmd->agid = agid << 6; 427160422Sken 427260422Sken cam_fill_csio(csio, 427360422Sken retries, 427460422Sken cbfcnp, 427560422Sken /*flags*/ CAM_DIR_IN, 427660422Sken tag_action, 427760422Sken /*data_ptr*/ data_ptr, 427860422Sken /*dxfer_len*/ dxfer_len, 427960422Sken sense_len, 428060422Sken sizeof(*scsi_cmd), 428160422Sken timeout); 428260422Sken} 4283