/*- * Copyright (c) 1998, 1999 Sen Schmidt * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer, * without modification, immediately at the beginning of the file. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD$ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include static d_open_t acdopen; static d_close_t acdclose; static d_ioctl_t acdioctl; static d_strategy_t acdstrategy; #define CDEV_MAJOR 69 static struct cdevsw acd_cdevsw = { /* open */ acdopen, /* close */ acdclose, /* read */ physread, /* write */ physwrite, /* ioctl */ acdioctl, /* poll */ nopoll, /* mmap */ nommap, /* strategy */ acdstrategy, /* name */ "wcd", /* maj */ CDEV_MAJOR, /* dump */ nodump, /* psize */ nopsize, /* flags */ D_DISK, }; #define NUNIT 16 /* Max # of devices */ #define F_BOPEN 0x0001 /* The block device is opened */ #define F_MEDIA_CHANGED 0x0002 /* The media have changed since open */ #define F_DEBUG 0x0004 /* Print debug info */ #define F_LOCKED 0x0008 /* This unit is locked (or should be) */ #define F_TRACK_PREP 0x0010 /* Track should be prep'ed */ #define F_TRACK_PREPED 0x0020 /* Track has been prep'ed */ #define F_DISK_PREPED 0x0040 /* Disk has been prep'ed */ #define F_WRITTEN 0x0080 /* The medium has been written to */ static struct acd *acdtab[NUNIT]; static int acdnlun = 0; /* Number of configured drives */ int acdattach(struct atapi *, int, struct atapi_params *, int); static struct acd *acd_init_lun(struct atapi *, int, struct atapi_params *, int, struct devstat *); static void acd_start(struct acd *); static void acd_done(struct acd *, struct bio *, int, struct atapires); static int acd_read_toc(struct acd *); static int acd_request_wait(struct acd *, u_char, u_char, u_char, u_char, u_char, u_char, u_char, u_char, u_char, u_char, char *, int); static void acd_describe(struct acd *); static int acd_setchan(struct acd *, u_char, u_char, u_char, u_char); static int acd_eject(struct acd *, int); static void acd_select_slot(struct acd *); static int acd_open_disk(struct acd *, int); static int acd_open_track(struct acd *, struct wormio_prepare_track *); static int acd_close_track(struct acd *); static int acd_close_disk(struct acd *); static int acd_read_track_info(struct acd *cdp, int lba, struct acd_track_info *info); static int acd_blank_disk(struct acd *); static void atapi_dump(int ctrlr, int lun, char *label, void *data, int len); static void atapi_error(struct atapi *ata, int unit, struct atapires result); struct acd * acd_init_lun(struct atapi *ata, int unit, struct atapi_params *ap, int lun, struct devstat *device_stats) { struct acd *ptr; dev_t pdev; if (!(ptr = malloc(sizeof(struct acd), M_TEMP, M_NOWAIT | M_ZERO))) return NULL; bioq_init(&ptr->bio_queue); ptr->ata = ata; ptr->unit = unit; ptr->lun = lun; ptr->param = ap; ptr->flags = F_MEDIA_CHANGED; ptr->flags &= ~(F_WRITTEN|F_TRACK_PREP|F_TRACK_PREPED); ptr->block_size = 2048; ptr->refcnt = 0; ptr->slot = -1; ptr->changer_info = NULL; if (device_stats == NULL) { if (!(ptr->device_stats = malloc(sizeof(struct devstat), M_TEMP, M_NOWAIT | M_ZERO))) return NULL; } else ptr->device_stats = device_stats; make_dev(&acd_cdevsw, dkmakeminor(lun, 0, 0), UID_ROOT, GID_OPERATOR, 0640, "wcd%da", lun); pdev = makedev(acd_cdevsw.d_maj, dkmakeminor(lun, 0, 0)); make_dev_alias(pdev, "rwcd%da", lun); make_dev(&acd_cdevsw, dkmakeminor(lun, 0, RAW_PART), UID_ROOT, GID_OPERATOR, 0640, "wcd%dc", lun); pdev = makedev(acd_cdevsw.d_maj, dkmakeminor(lun, 0, RAW_PART)); make_dev_alias(pdev, "rwcd%dc", lun); return ptr; } int acdattach(struct atapi *ata, int unit, struct atapi_params *ap, int debug) { struct acd *cdp; struct atapires result; struct changer *chp; int i, count; if (acdnlun >= NUNIT) { printf("wcd: too many units\n"); return 0; } if (!atapi_request_immediate) { printf("wcd: configuration error, ATAPI code not present!\n"); return 0; } if ((cdp = acd_init_lun(ata, unit, ap, acdnlun, NULL)) == NULL) { printf("wcd: out of memory\n"); return 0; } acdtab[acdnlun] = cdp; if (debug) { cdp->flags |= F_DEBUG; atapi_dump(cdp->ata->ctrlr, cdp->lun, "info", ap, sizeof(*ap)); } /* Get drive capabilities, some drives needs this repeated */ for (count = 0 ; count < 5 ; count++) { result = atapi_request_immediate(ata, unit, ATAPI_MODE_SENSE, 0, ATAPI_CDROM_CAP_PAGE, 0, 0, 0, 0, sizeof(cdp->cap)>>8, sizeof(cdp->cap), 0, 0, 0, 0, 0, 0, 0, (char *)&cdp->cap, sizeof(cdp->cap)); if (result.code == 0 || result.code == RES_UNDERRUN) break; } /* Some drives have shorter capabilities page. */ if (result.code == RES_UNDERRUN) result.code = 0; if (result.code == 0) { cdp->cap.max_speed = ntohs(cdp->cap.max_speed); cdp->cap.max_vol_levels = ntohs(cdp->cap.max_vol_levels); cdp->cap.buf_size = ntohs(cdp->cap.buf_size); cdp->cap.cur_speed = ntohs(cdp->cap.cur_speed); acd_describe(cdp); if (cdp->flags & F_DEBUG) atapi_dump(cdp->ata->ctrlr, cdp->lun, "cap", &cdp->cap, sizeof(cdp->cap)); } /* If this is a changer device, allocate the neeeded lun's */ if (cdp->cap.mech == MST_MECH_CHANGER) { char string[16]; struct acd *tmpcdp = cdp; chp = malloc(sizeof(struct changer), M_TEMP, M_NOWAIT | M_ZERO); if (chp == NULL) { printf("wcd: out of memory\n"); return 0; } result = atapi_request_immediate(ata, unit, ATAPI_MECH_STATUS, 0, 0, 0, 0, 0, 0, 0, sizeof(struct changer)>>8, sizeof(struct changer), 0, 0, 0, 0, 0, 0, (char *)chp, sizeof(struct changer)); if (cdp->flags & F_DEBUG) { printf("result.code=%d curr=%02x slots=%d len=%d\n", result.code, chp->current_slot, chp->slots, htons(chp->table_length)); } if (result.code == RES_UNDERRUN) result.code = 0; if (result.code == 0) { chp->table_length = htons(chp->table_length); for (i = 0; i < chp->slots && acdnlun < NUNIT; i++) { if (i > 0) { tmpcdp = acd_init_lun(ata, unit, ap, acdnlun, cdp->device_stats); if (!tmpcdp) { printf("wcd: out of memory\n"); return 0; } } tmpcdp->slot = i; tmpcdp->changer_info = chp; printf("wcd%d: changer slot %d %s\n", acdnlun, i, (chp->slot[i].present ? "disk present" : "no disk")); acdtab[acdnlun++] = tmpcdp; } if (acdnlun >= NUNIT) { printf("wcd: too many units\n"); return 0; } } sprintf(string, "wcd%d-", cdp->lun); devstat_add_entry(cdp->device_stats, string, tmpcdp->lun, DEV_BSIZE, DEVSTAT_NO_ORDERED_TAGS, DEVSTAT_TYPE_CDROM | DEVSTAT_TYPE_IF_IDE, DEVSTAT_PRIORITY_CD); } else { acdnlun++; devstat_add_entry(cdp->device_stats, "wcd", cdp->lun, DEV_BSIZE, DEVSTAT_NO_ORDERED_TAGS, DEVSTAT_TYPE_CDROM | DEVSTAT_TYPE_IF_IDE, DEVSTAT_PRIORITY_CD); } return 1; } void acd_describe(struct acd *cdp) { int comma; char *mechanism; printf("wcd%d: drive speed ", cdp->lun); if (cdp->cap.cur_speed != cdp->cap.max_speed) printf("%d - ", cdp->cap.cur_speed * 1000 / 1024); printf("%dKB/sec", cdp->cap.max_speed * 1000 / 1024); if (cdp->cap.buf_size) printf(", %dKB cache\n", cdp->cap.buf_size); printf("wcd%d: supported read types:", cdp->lun); comma = 0; if (cdp->cap.read_cdr) { printf(" CD-R"); comma = 1; } if (cdp->cap.read_cdrw) { printf("%s CD-RW", comma ? "," : ""); comma = 1; } if (cdp->cap.cd_da) { printf("%s CD-DA", comma ? "," : ""); comma = 1; } if (cdp->cap.method2) printf("%s packet track", comma ? "," : ""); if (cdp->cap.write_cdr || cdp->cap.write_cdrw) { printf("\nwcd%d: supported write types:", cdp->lun); comma = 0; if (cdp->cap.write_cdr) { printf(" CD-R" ); comma = 1; } if (cdp->cap.write_cdrw) { printf("%s CD-RW", comma ? "," : ""); comma = 1; } if (cdp->cap.test_write) { printf("%s test write", comma ? "," : ""); comma = 1; } } if (cdp->cap.audio_play) { printf("\nwcd%d: Audio: ", cdp->lun); if (cdp->cap.audio_play) printf("play"); if (cdp->cap.max_vol_levels) printf(", %d volume levels", cdp->cap.max_vol_levels); } printf("\nwcd%d: Mechanism: ", cdp->lun); switch (cdp->cap.mech) { case MST_MECH_CADDY: mechanism = "caddy"; break; case MST_MECH_TRAY: mechanism = "tray"; break; case MST_MECH_POPUP: mechanism = "popup"; break; case MST_MECH_CHANGER: mechanism = "changer"; break; case MST_MECH_CARTRIDGE: mechanism = "cartridge"; break; default: mechanism = 0; break; } if (mechanism) printf("%s%s", cdp->cap.eject ? "ejectable " : "", mechanism); else if (cdp->cap.eject) printf("ejectable"); if (cdp->cap.mech != MST_MECH_CHANGER) { printf("\nwcd%d: Medium: ", cdp->lun); switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) { case MST_CDROM: printf("CD-ROM "); break; case MST_CDR: printf("CD-R "); break; case MST_CDRW: printf("CD-RW "); break; case MST_DOOR_OPEN: printf("door open"); break; case MST_NO_DISC: printf("no/blank disc inside"); break; case MST_FMT_ERROR: printf("medium format error"); break; } if ((cdp->cap.medium_type & MST_TYPE_MASK_HIGH) < MST_TYPE_MASK_HIGH) { switch (cdp->cap.medium_type & MST_TYPE_MASK_LOW) { case MST_DATA_120: printf("120mm data disc loaded"); break; case MST_AUDIO_120: printf("120mm audio disc loaded"); break; case MST_COMB_120: printf("120mm data/audio disc loaded"); break; case MST_PHOTO_120: printf("120mm photo disc loaded"); break; case MST_DATA_80: printf("80mm data disc loaded"); break; case MST_AUDIO_80: printf("80mm audio disc loaded"); break; case MST_COMB_80: printf("80mm data/audio disc loaded"); break; case MST_PHOTO_80: printf("80mm photo disc loaded"); break; case MST_FMT_NONE: switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) { case MST_CDROM: printf("unknown medium"); break; case MST_CDR: case MST_CDRW: printf("blank medium"); break; } break; default: printf("unknown type=0x%x", cdp->cap.medium_type); break; } } } if (cdp->cap.lock) printf(cdp->cap.locked ? ", locked" : ", unlocked"); if (cdp->cap.prevent) printf(", lock protected"); printf("\n"); } static int acdopen(dev_t dev, int flags, int fmt, struct thread *td) { int lun = dkunit(dev); struct acd *cdp; if (lun >= acdnlun || !atapi_request_immediate) return ENXIO; cdp = acdtab[lun]; if (!(cdp->flags & F_BOPEN) && !cdp->refcnt) { /* Prevent user eject */ acd_request_wait(cdp, ATAPI_PREVENT_ALLOW, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); cdp->flags |= F_LOCKED; } if (fmt == S_IFBLK) cdp->flags |= F_BOPEN; else ++cdp->refcnt; dev->si_bsize_phys = cdp->block_size; if (!(flags & O_NONBLOCK) && acd_read_toc(cdp) && !(flags & FWRITE)) printf("acd%d: read_toc failed\n", lun); return 0; } int acdclose(dev_t dev, int flags, int fmt, struct thread *td) { struct acd *cdp = acdtab[dkunit(dev)]; if (fmt == S_IFBLK) cdp->flags &= ~F_BOPEN; else --cdp->refcnt; /* Are we the last open ?? */ if (!(cdp->flags & F_BOPEN) && !cdp->refcnt) { /* Yup, do we need to close any written tracks */ if ((flags & FWRITE) != 0) { if ((cdp->flags & F_TRACK_PREPED) != 0) { acd_close_track(cdp); cdp->flags &= ~(F_TRACK_PREPED | F_TRACK_PREP); } } /* Allow the user eject */ acd_request_wait(cdp, ATAPI_PREVENT_ALLOW, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); } cdp->flags &= ~F_LOCKED; return 0; } void acdstrategy(struct bio *bp) { int lun = dkunit(bp->bio_dev); struct acd *cdp = acdtab[lun]; int x; #ifdef NOTYET /* allow write only on CD-R/RW media */ /* all for now SOS */ if ((bp->bio_cmd == BIO_WRITE) && !(writeable_media)) { biofinish(bp, NULL, EROFS); return; } #endif if (bp->bio_bcount == 0) { bp->bio_resid = 0; biodone(bp); return; } bp->bio_pblkno = bp->bio_blkno; bp->bio_resid = bp->bio_bcount; x = splbio(); bioqdisksort(&cdp->bio_queue, bp); acd_start(cdp); splx(x); } static void acd_start(struct acd *cdp) { struct bio *bp = bioq_first(&cdp->bio_queue); u_long lba, blocks; int cmd; int count; if (!bp) return; bioq_remove(&cdp->bio_queue, bp); /* Should reject all queued entries if media have changed. */ if (cdp->flags & F_MEDIA_CHANGED) { biofinish(bp, NULL, EIO); return; } acd_select_slot(cdp); if (bp->bio_cmd == BIO_WRITE) { if ((cdp->flags & F_TRACK_PREPED) == 0) { if ((cdp->flags & F_TRACK_PREP) == 0) { printf("wcd%d: sequence error\n", cdp->lun); biofinish(bp, NULL, EIO); return; } else { if (acd_open_track(cdp, &cdp->preptrack) != 0) { biodone(bp); return; } cdp->flags |= F_TRACK_PREPED; } } } if (bp->bio_cmd == BIO_READ) #ifdef NOTYET lba = bp->bio_offset / cdp->block_size; #else lba = bp->bio_blkno / (cdp->block_size / DEV_BSIZE); #endif else lba = cdp->next_writeable_lba + (bp->bio_offset / cdp->block_size); blocks = (bp->bio_bcount + (cdp->block_size - 1)) / cdp->block_size; if (bp->bio_cmd == BIO_WRITE) { cmd = ATAPI_WRITE_BIG; count = -bp->bio_bcount; } else { cmd = ATAPI_READ_BIG; count = bp->bio_bcount; } devstat_start_transaction(cdp->device_stats); atapi_request_callback(cdp->ata, cdp->unit, cmd, 0, lba>>24, lba>>16, lba>>8, lba, 0, blocks>>8, blocks, 0, 0, 0, 0, 0, 0, 0, (u_char *)bp->bio_data, count, (atapi_callback_t *)acd_done, cdp, bp); } static void acd_done(struct acd *cdp, struct bio *bp, int resid, struct atapires result) { if (result.code) { atapi_error(cdp->ata, cdp->unit, result); bp->bio_error = EIO; bp->bio_flags |= BIO_ERROR; } else { bp->bio_resid = resid; if (bp->bio_cmd == BIO_WRITE) cdp->flags |= F_WRITTEN; } biofinish(bp, cdp->device_stats, 0); acd_start(cdp); } static int acd_request_wait(struct acd *cdp, u_char cmd, u_char a1, u_char a2, u_char a3, u_char a4, u_char a5, u_char a6, u_char a7, u_char a8, u_char a9, char *addr, int count) { struct atapires result; result = atapi_request_wait(cdp->ata, cdp->unit, cmd, a1, a2, a3, a4, a5, a6, a7, a8, a9, 0, 0, 0, 0, 0, 0, addr, count); if (result.code) { atapi_error(cdp->ata, cdp->unit, result); return EIO; } return 0; } static __inline void lba2msf(int lba, u_char *m, u_char *s, u_char *f) { lba += 150; lba &= 0xffffff; *m = lba / (60 * 75); lba %= (60 * 75); *s = lba / 75; *f = lba % 75; } static __inline int msf2lba(u_char m, u_char s, u_char f) { return (m * 60 + s) * 75 + f - 150; } int acdioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct thread *td) { int lun = dkunit(dev); struct acd *cdp = acdtab[lun]; int error = 0; if (cdp->flags & F_MEDIA_CHANGED) switch (cmd) { case CDIOCRESET: break; default: acd_read_toc(cdp); acd_request_wait(cdp, ATAPI_PREVENT_ALLOW, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); cdp->flags |= F_LOCKED; break; } switch (cmd) { /* case CDIOCRESUME: bzero(cdb); cdb->cmd = ATAPI_PAUSE; cdb->b8 = 0x01; return atapi_cmd_wait(cdp->ata, cdp->unit, cdb, 0, 0, timout, 0); */ case CDIOCRESUME: return acd_request_wait(cdp, ATAPI_PAUSE, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0); case CDIOCPAUSE: return acd_request_wait(cdp, ATAPI_PAUSE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); case CDIOCSTART: return acd_request_wait(cdp, ATAPI_START_STOP, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); case CDIOCSTOP: return acd_request_wait(cdp, ATAPI_START_STOP, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); case CDIOCALLOW: acd_select_slot(cdp); cdp->flags &= ~F_LOCKED; return acd_request_wait(cdp, ATAPI_PREVENT_ALLOW, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); case CDIOCPREVENT: acd_select_slot(cdp); cdp->flags |= F_LOCKED; return acd_request_wait(cdp, ATAPI_PREVENT_ALLOW, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); case CDIOCRESET: error = suser(td); if (error) return (error); return acd_request_wait(cdp, ATAPI_TEST_UNIT_READY, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); case CDIOCEJECT: if ((cdp->flags & F_BOPEN) && cdp->refcnt) return EBUSY; return acd_eject(cdp, 0); case CDIOCCLOSE: if ((cdp->flags & F_BOPEN) && cdp->refcnt) return 0; return acd_eject(cdp, 1); case CDIOREADTOCHEADER: if (!cdp->toc.hdr.ending_track) return EIO; bcopy(&cdp->toc.hdr, addr, sizeof(cdp->toc.hdr)); break; case CDIOREADTOCENTRYS: { struct ioc_read_toc_entry *te = (struct ioc_read_toc_entry *)addr; struct toc *toc = &cdp->toc; struct toc buf; u_long len; u_char starting_track = te->starting_track; if (!cdp->toc.hdr.ending_track) return EIO; if (te->data_len < sizeof(toc->tab[0]) || (te->data_len % sizeof(toc->tab[0])) != 0 || (te->address_format != CD_MSF_FORMAT && te->address_format != CD_LBA_FORMAT)) return EINVAL; if (!starting_track) starting_track = toc->hdr.starting_track; else if (starting_track == 170) starting_track = toc->hdr.ending_track + 1; else if (starting_track < toc->hdr.starting_track || starting_track > toc->hdr.ending_track + 1) return EINVAL; len = ((toc->hdr.ending_track + 1 - starting_track) + 1) * sizeof(toc->tab[0]); if (te->data_len < len) len = te->data_len; if (len > sizeof(toc->tab)) return EINVAL; if (te->address_format == CD_MSF_FORMAT) { struct cd_toc_entry *entry; buf = cdp->toc; toc = &buf; entry = toc->tab + (toc->hdr.ending_track + 1 - toc->hdr.starting_track) + 1; while (--entry >= toc->tab) lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute, &entry->addr.msf.second, &entry->addr.msf.frame); } return copyout(toc->tab + starting_track - toc->hdr.starting_track, te->data, len); } case CDIOREADTOCENTRY: { struct ioc_read_toc_single_entry *te = (struct ioc_read_toc_single_entry *)addr; struct toc *toc = &cdp->toc; struct toc buf; u_char track = te->track; if (!cdp->toc.hdr.ending_track) return EIO; if (te->address_format != CD_MSF_FORMAT && te->address_format != CD_LBA_FORMAT) return EINVAL; if (!track) track = toc->hdr.starting_track; else if (track == 170) track = toc->hdr.ending_track + 1; else if (track < toc->hdr.starting_track || track > toc->hdr.ending_track + 1) return EINVAL; if (te->address_format == CD_MSF_FORMAT) { struct cd_toc_entry *entry; buf = cdp->toc; toc = &buf; entry = toc->tab + (track - toc->hdr.starting_track); lba2msf(ntohl(entry->addr.lba), &entry->addr.msf.minute, &entry->addr.msf.second, &entry->addr.msf.frame); } bcopy(toc->tab + track - toc->hdr.starting_track, &te->entry, sizeof(struct cd_toc_entry)); } break; case CDIOCREADSUBCHANNEL: { struct ioc_read_subchannel *args = (struct ioc_read_subchannel *)addr; struct cd_sub_channel_info data; u_long len = args->data_len; int abslba, rellba; if (len > sizeof(data) || len < sizeof(struct cd_sub_channel_header)) return EINVAL; if (acd_request_wait(cdp, ATAPI_READ_SUBCHANNEL, 0, 0x40, 1, 0, 0, 0, sizeof(cdp->subchan)>>8, sizeof(cdp->subchan), 0, (char *)&cdp->subchan, sizeof(cdp->subchan)) != 0) return EIO; if (cdp->flags & F_DEBUG) atapi_dump(cdp->ata->ctrlr, cdp->lun, "subchan", &cdp->subchan, sizeof(cdp->subchan)); abslba = cdp->subchan.abslba; rellba = cdp->subchan.rellba; if (args->address_format == CD_MSF_FORMAT) { lba2msf(ntohl(abslba), &data.what.position.absaddr.msf.minute, &data.what.position.absaddr.msf.second, &data.what.position.absaddr.msf.frame); lba2msf(ntohl(rellba), &data.what.position.reladdr.msf.minute, &data.what.position.reladdr.msf.second, &data.what.position.reladdr.msf.frame); } else { data.what.position.absaddr.lba = abslba; data.what.position.reladdr.lba = rellba; } data.header.audio_status = cdp->subchan.audio_status; data.what.position.control = cdp->subchan.control & 0xf; data.what.position.addr_type = cdp->subchan.control >> 4; data.what.position.track_number = cdp->subchan.track; data.what.position.index_number = cdp->subchan.indx; return copyout(&data, args->data, len); } case CDIOCPLAYMSF: { struct ioc_play_msf *args = (struct ioc_play_msf *)addr; return acd_request_wait(cdp, ATAPI_PLAY_MSF, 0, 0, args->start_m, args->start_s, args->start_f, args->end_m, args->end_s, args->end_f, 0, 0, 0); } case CDIOCPLAYBLOCKS: { struct ioc_play_blocks *args = (struct ioc_play_blocks *)addr; return acd_request_wait(cdp, ATAPI_PLAY_BIG, 0, args->blk>>24 & 0xff, args->blk>>16 & 0xff, args->blk>>8 & 0xff, args->blk & 0xff, args->len>>24 & 0xff, args->len>>16 & 0xff, args->len>>8 & 0xff, args->len & 0xff, 0, 0); } case CDIOCPLAYTRACKS: { struct ioc_play_track *args = (struct ioc_play_track *)addr; u_long start, len; int t1, t2; if (!cdp->toc.hdr.ending_track) return EIO; if (args->end_track < cdp->toc.hdr.ending_track + 1) ++args->end_track; if (args->end_track > cdp->toc.hdr.ending_track + 1) args->end_track = cdp->toc.hdr.ending_track + 1; t1 = args->start_track - cdp->toc.hdr.starting_track; t2 = args->end_track - cdp->toc.hdr.starting_track; if (t1 < 0 || t2 < 0) return EINVAL; start = ntohl(cdp->toc.tab[t1].addr.lba); len = ntohl(cdp->toc.tab[t2].addr.lba) - start; return acd_request_wait(cdp, ATAPI_PLAY_BIG, 0, start>>24 & 0xff, start>>16 & 0xff, start>>8 & 0xff, start & 0xff, len>>24 & 0xff, len>>16 & 0xff, len>>8 & 0xff, len & 0xff, 0, 0); } case CDIOCREADAUDIO: { struct ioc_read_audio* args = (struct ioc_read_audio*) addr; int lba, frames, result = 0; u_char *buffer, *ubuf = args->buffer; if (!cdp->toc.hdr.ending_track) return EIO; if ((frames = args->nframes) < 0) return EINVAL; if (args->address_format == CD_LBA_FORMAT) lba = args->address.lba; else if (args->address_format == CD_MSF_FORMAT) lba = msf2lba(args->address.msf.minute, args->address.msf.second, args->address.msf.frame); else return EINVAL; #ifndef CD_BUFFER_BLOCKS #define CD_BUFFER_BLOCKS 8 #endif if (!(buffer = malloc(CD_BUFFER_BLOCKS * 2352, M_TEMP, M_NOWAIT))) return ENOMEM; while (frames > 0) { u_char blocks; int size; blocks = (frames>CD_BUFFER_BLOCKS) ? CD_BUFFER_BLOCKS : frames; size = blocks * 2352; result = acd_request_wait(cdp, ATAPI_READ_CD, 4, lba>>24, (lba>>16)&0xff, (lba>>8)&0xff, lba&0xff, 0, 0, blocks, 0xf0, buffer, size); if (result != 0) break; result = copyout(buffer, ubuf, size); if (result != 0) break; ubuf += size; frames -= blocks; lba += blocks; } free(buffer, M_TEMP); return result; } case CDIOCGETVOL: { struct ioc_vol *arg = (struct ioc_vol *)addr; error = acd_request_wait(cdp, ATAPI_MODE_SENSE, 0, CDROM_AUDIO_PAGE, 0, 0, 0, 0, sizeof(cdp->au)>>8, sizeof(cdp->au), 0, (char *)&cdp->au, sizeof(cdp->au)); if (error) return error; if (cdp->flags & F_DEBUG) atapi_dump(cdp->ata->ctrlr, cdp->lun, "au", &cdp->au, sizeof(cdp->au)); if (cdp->au.page_code != CDROM_AUDIO_PAGE) return EIO; arg->vol[0] = cdp->au.port[0].volume; arg->vol[1] = cdp->au.port[1].volume; arg->vol[2] = cdp->au.port[2].volume; arg->vol[3] = cdp->au.port[3].volume; } break; case CDIOCSETVOL: { struct ioc_vol *arg = (struct ioc_vol *)addr; error = acd_request_wait(cdp, ATAPI_MODE_SENSE, 0, CDROM_AUDIO_PAGE, 0, 0, 0, 0, sizeof(cdp->au)>>8, sizeof(cdp->au), 0, (char *)&cdp->au, sizeof(cdp->au)); if (error) return error; if (cdp->flags & F_DEBUG) atapi_dump(cdp->ata->ctrlr, cdp->lun, "au", &cdp->au, sizeof(cdp->au)); if (cdp->au.page_code != CDROM_AUDIO_PAGE) return EIO; error = acd_request_wait(cdp, ATAPI_MODE_SENSE, 0, CDROM_AUDIO_PAGE_MASK, 0, 0, 0, 0, sizeof(cdp->aumask)>>8,sizeof(cdp->aumask), 0, (char *)&cdp->aumask, sizeof(cdp->aumask)); if (error) return error; if (cdp->flags & F_DEBUG) atapi_dump(cdp->ata->ctrlr, cdp->lun, "mask", &cdp->aumask, sizeof(cdp->aumask)); cdp->au.data_length = 0; cdp->au.port[0].channels = CHANNEL_0; cdp->au.port[1].channels = CHANNEL_1; cdp->au.port[0].volume = arg->vol[0] & cdp->aumask.port[0].volume; cdp->au.port[1].volume = arg->vol[1] & cdp->aumask.port[1].volume; cdp->au.port[2].volume = arg->vol[2] & cdp->aumask.port[2].volume; cdp->au.port[3].volume = arg->vol[3] & cdp->aumask.port[3].volume; return acd_request_wait(cdp, ATAPI_MODE_SELECT, 0x10, 0, 0, 0, 0, 0, sizeof(cdp->au)>>8, sizeof(cdp->au), 0, (char *)&cdp->au, -sizeof(cdp->au)); } case CDIOCSETPATCH: { struct ioc_patch *arg = (struct ioc_patch *)addr; return acd_setchan(cdp, arg->patch[0], arg->patch[1], arg->patch[2], arg->patch[3]); } case CDIOCSETMONO: return acd_setchan(cdp, CHANNEL_0|CHANNEL_1, CHANNEL_0|CHANNEL_1, 0, 0); case CDIOCSETSTEREO: return acd_setchan(cdp, CHANNEL_0, CHANNEL_1, 0, 0); case CDIOCSETMUTE: return acd_setchan(cdp, 0, 0, 0, 0); case CDIOCSETLEFT: return acd_setchan(cdp, CHANNEL_0, CHANNEL_0, 0, 0); case CDIOCSETRIGHT: return acd_setchan(cdp, CHANNEL_1, CHANNEL_1, 0, 0); case CDRIOCNEXTWRITEABLEADDR: { struct acd_track_info track_info; if ((error = acd_read_track_info(cdp, 0xff, &track_info))) break; if (!track_info.nwa_valid) return EINVAL; cdp->next_writeable_lba = track_info.next_writeable_addr; *(int*)addr = track_info.next_writeable_addr; } break; case WORMIOCPREPDISK: { struct wormio_prepare_disk *w = (struct wormio_prepare_disk *)addr; if (w->dummy != 0 && w->dummy != 1) error = EINVAL; else { error = acd_open_disk(cdp, w->dummy); if (error == 0) { cdp->flags |= F_DISK_PREPED; cdp->dummy = w->dummy; cdp->speed = w->speed; } } } break; case WORMIOCPREPTRACK: { struct wormio_prepare_track *w =(struct wormio_prepare_track *)addr; if (w->audio != 0 && w->audio != 1) error = EINVAL; else if (w->audio == 0 && w->preemp) error = EINVAL; else if ((cdp->flags & F_DISK_PREPED) == 0) { error = EINVAL; printf("wcd%d: sequence error (PREP_TRACK)\n", cdp->lun); } else { cdp->flags |= F_TRACK_PREP; cdp->preptrack = *w; } } break; case WORMIOCFINISHTRACK: if ((cdp->flags & F_TRACK_PREPED) != 0) error = acd_close_track(cdp); cdp->flags &= ~(F_TRACK_PREPED | F_TRACK_PREP); break; case WORMIOCFIXATION: { struct wormio_fixation *w = (struct wormio_fixation *)addr; if ((cdp->flags & F_WRITTEN) == 0) error = EINVAL; else if (w->toc_type < 0 /* WORM_TOC_TYPE_AUDIO */ || w->toc_type > 4 /* WORM_TOC_TYPE_CDI */ ) error = EINVAL; else if (w->onp != 0 && w->onp != 1) error = EINVAL; else { /* no fixation needed if dummy write */ if (cdp->dummy == 0) error = acd_close_disk(cdp); cdp->flags &= ~(F_WRITTEN|F_DISK_PREPED|F_TRACK_PREP|F_TRACK_PREPED); } } break; case CDRIOCBLANK: return acd_blank_disk(cdp); default: return ENOTTY; } return error; } static int acd_read_toc(struct acd *cdp) { int ntracks, len; struct atapires result; bzero(&cdp->toc, sizeof(cdp->toc)); bzero(&cdp->info, sizeof(cdp->info)); acd_select_slot(cdp); result = atapi_request_wait(cdp->ata, cdp->unit, ATAPI_TEST_UNIT_READY, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); if (result.code == RES_ERR && (result.error & AER_SKEY) == AER_SK_UNIT_ATTENTION) { cdp->flags |= F_MEDIA_CHANGED; cdp->flags &= ~(F_WRITTEN|F_TRACK_PREP|F_TRACK_PREPED); result = atapi_request_wait(cdp->ata, cdp->unit, ATAPI_TEST_UNIT_READY, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); } if (result.code) { atapi_error(cdp->ata, cdp->unit, result); return EIO; } cdp->flags &= ~F_MEDIA_CHANGED; len = sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry); if (acd_request_wait(cdp, ATAPI_READ_TOC, 0, 0, 0, 0, 0, 0, len>>8, len & 0xff, 0, (char *)&cdp->toc, len) != 0) { bzero(&cdp->toc, sizeof(cdp->toc)); return 0; } ntracks = cdp->toc.hdr.ending_track - cdp->toc.hdr.starting_track + 1; if (ntracks <= 0 || ntracks > MAXTRK) { bzero(&cdp->toc, sizeof(cdp->toc)); return 0; } len = sizeof(struct ioc_toc_header) + ntracks * sizeof(struct cd_toc_entry); if (acd_request_wait(cdp, ATAPI_READ_TOC, 0, 0, 0, 0, 0, 0, len>>8, len & 0xff, 0, (char *)&cdp->toc, len) & 0xff){ bzero(&cdp->toc, sizeof(cdp->toc)); return 0; } cdp->toc.hdr.len = ntohs(cdp->toc.hdr.len); if (acd_request_wait(cdp, ATAPI_READ_CAPACITY, 0, 0, 0, 0, 0, 0, 0, 0, 0, (char *)&cdp->info, sizeof(cdp->info)) != 0) bzero(&cdp->info, sizeof(cdp->info)); cdp->toc.tab[ntracks].control = cdp->toc.tab[ntracks - 1].control; cdp->toc.tab[ntracks].addr_type = cdp->toc.tab[ntracks - 1].addr_type; cdp->toc.tab[ntracks].track = 170; cdp->toc.tab[ntracks].addr.lba = cdp->info.volsize; cdp->info.volsize = ntohl(cdp->info.volsize); cdp->info.blksize = ntohl(cdp->info.blksize); if (cdp->info.volsize && cdp->toc.hdr.ending_track && (cdp->flags & F_DEBUG)) { printf("wcd%d: ", cdp->lun); if (cdp->toc.tab[0].control & 4) printf("%ldMB ", cdp->info.volsize / 512); else printf("%ld:%ld audio ", cdp->info.volsize / 75 / 60, cdp->info.volsize / 75 % 60); printf("(%ld sectors (%ld bytes)), %d tracks\n", cdp->info.volsize, cdp->info.blksize, cdp->toc.hdr.ending_track - cdp->toc.hdr.starting_track + 1); } return 0; } /* * Set up the audio channel masks. */ static int acd_setchan(struct acd *cdp, u_char c0, u_char c1, u_char c2, u_char c3) { int error; error = acd_request_wait(cdp, ATAPI_MODE_SENSE, 0, CDROM_AUDIO_PAGE, 0, 0, 0, 0, sizeof(cdp->au)>>8, sizeof(cdp->au), 0, (char *)&cdp->au, sizeof(cdp->au)); if (error) return error; if (cdp->flags & F_DEBUG) atapi_dump(cdp->ata->ctrlr, cdp->lun, "au", &cdp->au, sizeof(cdp->au)); if (cdp->au.page_code != CDROM_AUDIO_PAGE) return EIO; cdp->au.data_length = 0; cdp->au.port[0].channels = c0; cdp->au.port[1].channels = c1; cdp->au.port[2].channels = c2; cdp->au.port[3].channels = c3; return acd_request_wait(cdp, ATAPI_MODE_SELECT, 0x10, 0, 0, 0, 0, 0, sizeof(cdp->au)>>8, sizeof(cdp->au), 0, (char *)&cdp->au, -sizeof(cdp->au)); } static int acd_eject(struct acd *cdp, int close) { struct atapires result; acd_select_slot(cdp); result = atapi_request_wait(cdp->ata, cdp->unit, ATAPI_START_STOP, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); if (result.code == RES_ERR && ((result.error & AER_SKEY) == AER_SK_NOT_READY || (result.error & AER_SKEY) == AER_SK_UNIT_ATTENTION)) { int err; if (!close) return 0; err = acd_request_wait(cdp, ATAPI_START_STOP, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0); if (err) return err; acd_read_toc(cdp); acd_request_wait(cdp, ATAPI_PREVENT_ALLOW, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); cdp->flags |= F_LOCKED; return 0; } if (result.code) { atapi_error(cdp->ata, cdp->unit, result); return EIO; } if (close) return 0; tsleep((caddr_t) &lbolt, PRIBIO, "wcdej1", 0); tsleep((caddr_t) &lbolt, PRIBIO, "wcdej2", 0); acd_request_wait(cdp, ATAPI_PREVENT_ALLOW, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); cdp->flags &= ~F_LOCKED; cdp->flags |= F_MEDIA_CHANGED; cdp->flags &= ~(F_WRITTEN|F_TRACK_PREP|F_TRACK_PREPED); return acd_request_wait(cdp, ATAPI_START_STOP, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0); } static void acd_select_slot(struct acd *cdp) { if (cdp->slot < 0 || cdp->changer_info->current_slot == cdp->slot) return; /* Unlock (might not be needed but its cheaper than asking) */ acd_request_wait(cdp, ATAPI_PREVENT_ALLOW, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); /* Unload the current media from player */ acd_request_wait(cdp, ATAPI_LOAD_UNLOAD, 0, 0, 0, 2, 0, 0, 0, cdp->changer_info->current_slot, 0, 0, 0); /* load the wanted slot */ acd_request_wait(cdp, ATAPI_LOAD_UNLOAD, 0, 0, 0, 3, 0, 0, 0, cdp->slot, 0, 0, 0); cdp->changer_info->current_slot = cdp->slot; /* Lock the media if needed */ if (cdp->flags & F_LOCKED) { acd_request_wait(cdp, ATAPI_PREVENT_ALLOW, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0); } } static int acd_open_disk(struct acd *cdp, int test) { cdp->next_writeable_lba = 0; return 0; } static int acd_close_disk(struct acd *cdp) { return acd_request_wait(cdp, ATAPI_CLOSE_TRACK, 0x00, 0x02, 0, 0, 0/*track*/, 0, 0, 0, 0, 0, 0); } static int acd_open_track(struct acd *cdp, struct wormio_prepare_track *ptp) { struct write_param param; struct atapires result; result = atapi_request_wait(cdp->ata, cdp->unit, ATAPI_MODE_SENSE, 0, 0x05, 0, 0, 0, 0, sizeof(param)>>8, sizeof(param), 0, 0, 0, 0, 0, 0, 0, (char *)¶m, sizeof(param)); if (cdp->flags & F_DEBUG) atapi_dump(cdp->ata->ctrlr, cdp->lun, "0x05", ¶m, sizeof(param)); if (result.code == RES_UNDERRUN) result.code = 0; if (result.code) { atapi_error(cdp->ata, cdp->unit, result); return EIO; } param.page_code = 0x05; param.page_length = 0x32; param.test_write = cdp->dummy ? 1 : 0; param.write_type = CDR_WTYPE_TRACK; switch (ptp->audio) { /* switch (data_type) { */ case 0: /* case CDR_DATA: */ cdp->block_size = 2048; param.track_mode = CDR_TMODE_DATA; param.data_block_type = CDR_DB_ROM_MODE1; param.session_format = CDR_SESS_CDROM; break; default: /* case CDR_AUDIO: */ cdp->block_size = 2352; if (ptp->preemp) param.track_mode = CDR_TMODE_AUDIO; else param.track_mode = 0; param.data_block_type = CDR_DB_RAW; param.session_format = CDR_SESS_CDROM; break; /* case CDR_MODE2: param.track_mode = CDR_TMODE_DATA; param.data_block_type = CDR_DB_ROM_MODE2; param.session_format = CDR_SESS_CDROM; break; case CDR_XA1: param.track_mode = CDR_TMODE_DATA; param.data_block_type = CDR_DB_XA_MODE1; param.session_format = CDR_SESS_CDROM_XA; break; case CDR_XA2: param.track_mode = CDR_TMODE_DATA; param.data_block_type = CDR_DB_XA_MODE2_F1; param.session_format = CDR_SESS_CDROM_XA; break; case CDR_CDI: param.track_mode = CDR_TMODE_DATA; param.data_block_type = CDR_DB_XA_MODE2_F1; param.session_format = CDR_SESS_CDI; break; */ } param.multi_session = CDR_MSES_NONE; param.fp = 0; param.packet_size = 0; if (cdp->flags & F_DEBUG) atapi_dump(cdp->ata->ctrlr, cdp->lun, "0x05", ¶m, sizeof(param)); result = atapi_request_wait(cdp->ata, cdp->unit, ATAPI_MODE_SELECT, 0x10, 0, 0, 0, 0, 0, sizeof(param)>>8, sizeof(param), 0, 0, 0, 0, 0, 0, 0, (char *)¶m, -sizeof(param)); if (result.code == RES_UNDERRUN) result.code = 0; if (result.code) { atapi_error(cdp->ata, cdp->unit, result); return EIO; } return 0; } static int acd_close_track(struct acd *cdp) { return acd_request_wait(cdp, ATAPI_SYNCHRONIZE_CACHE, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); } static int acd_read_track_info(struct acd *cdp, int lba, struct acd_track_info *info) { int error; error = acd_request_wait(cdp, ATAPI_READ_TRACK_INFO, 0x01, lba>>24, (lba>>16)&0xff, (lba>>8)&0xff, lba&0xff, 0, sizeof(*info)>>8, sizeof(*info), 0, (char *)info, sizeof(*info)); if (error) return error; info->track_start_addr = ntohl(info->track_start_addr); info->next_writeable_addr = ntohl(info->next_writeable_addr); info->free_blocks = ntohl(info->free_blocks); info->fixed_packet_size = ntohl(info->fixed_packet_size); info->track_length = ntohl(info->track_length); return 0; } static int acd_blank_disk(struct acd *cdp) { int error; error = acd_request_wait(cdp, 0xa1, 0x01, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); cdp->flags |= F_MEDIA_CHANGED; cdp->flags &= ~(F_WRITTEN|F_TRACK_PREP|F_TRACK_PREPED); return error; } static void atapi_error(struct atapi *ata, int unit, struct atapires result) { if (result.code != RES_ERR) { printf("atapi%d:%d: ERROR %d, status=%b, error=%b\n", ata->ctrlr, unit, result.code, result.status, ARS_BITS, result.error, AER_BITS); return; } switch (result.error & AER_SKEY) { case AER_SK_NOT_READY: if (ata->debug) printf("atapi%d:%d: not ready\n", ata->ctrlr, unit); break; case AER_SK_BLANK_CHECK: if (ata->debug) printf("atapi%d:%d: blank check\n", ata->ctrlr, unit); break; case AER_SK_MEDIUM_ERROR: if (ata->debug) printf("atapi%d:%d: medium error\n", ata->ctrlr, unit); break; case AER_SK_HARDWARE_ERROR: if (ata->debug) printf("atapi%d:%d: hardware error\n", ata->ctrlr, unit); break; case AER_SK_ILLEGAL_REQUEST: if (ata->debug) printf("atapi%d:%d: illegal request\n", ata->ctrlr, unit); break; case AER_SK_UNIT_ATTENTION: if (ata->debug) printf("atapi%d:%d: unit attention\n", ata->ctrlr, unit); break; case AER_SK_DATA_PROTECT: if (ata->debug) printf("atapi%d:%d: reading protected data\n", ata->ctrlr, unit); break; case AER_SK_ABORTED_COMMAND: if (ata->debug) printf("atapi%d:%d: command aborted\n", ata->ctrlr, unit); break; case AER_SK_MISCOMPARE: if (ata->debug) printf("atapi%d:%d: data don't match medium\n", ata->ctrlr, unit); break; default: if (ata->debug) printf("atapi%d:%d: unknown error, status=%b, error=%b\n", ata->ctrlr, unit, result.status, ARS_BITS, result.error, AER_BITS); } } static void atapi_dump(int ctrlr, int lun, char *label, void *data, int len) { u_char *p = data; printf ("atapi%d%d: %s %x", ctrlr, lun, label, *p++); while (--len > 0) printf ("-%x", *p++); printf ("\n"); }