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freebsd-skq/sys/dev/ata/atapi-cd.c
Robert Watson acd3428b7d Sweep kernel replacing suser(9) calls with priv(9) calls, assigning 
specific privilege names to a broad range of privileges.  These may
require some future tweaking.

Sponsored by:           nCircle Network Security, Inc.
Obtained from:          TrustedBSD Project
Discussed on:           arch@
Reviewed (at least in part) by: mlaier, jmg, pjd, bde, ceri,
                        Alex Lyashkov <umka at sevcity dot net>,
                        Skip Ford <skip dot ford at verizon dot net>,
                        Antoine Brodin <antoine dot brodin at laposte dot net>
2006-11-06 13:42:10 +00:00

1917 lines
49 KiB
C
Raw Blame History

/*-
* Copyright (c) 1998 - 2006 Søren Schmidt <sos@FreeBSD.org>
* 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.
*
* 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_ata.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/ata.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/malloc.h>
#include <sys/priv.h>
#include <sys/proc.h>
#include <sys/bio.h>
#include <sys/bus.h>
#include <sys/cdio.h>
#include <sys/cdrio.h>
#include <sys/dvdio.h>
#include <sys/disk.h>
#include <sys/fcntl.h>
#include <sys/conf.h>
#include <sys/ctype.h>
#include <sys/sema.h>
#include <sys/taskqueue.h>
#include <vm/uma.h>
#include <machine/bus.h>
#include <geom/geom.h>
#include <dev/ata/ata-all.h>
#include <dev/ata/atapi-cd.h>
#include <ata_if.h>
/* prototypes */
static void acd_geom_attach(void *, int);
static void acd_geom_detach(void *, int);
static void acd_set_ioparm(device_t);
static void acd_describe(device_t);
static void lba2msf(u_int32_t, u_int8_t *, u_int8_t *, u_int8_t *);
static u_int32_t msf2lba(u_int8_t, u_int8_t, u_int8_t);
static int acd_geom_access(struct g_provider *, int, int, int);
static g_ioctl_t acd_geom_ioctl;
static void acd_geom_start(struct bio *);
static void acd_strategy(struct bio *);
static void acd_done(struct ata_request *);
static void acd_read_toc(device_t);
static int acd_play(device_t, int, int);
static int acd_setchan(device_t, u_int8_t, u_int8_t, u_int8_t, u_int8_t);
static int acd_init_writer(device_t, int);
static int acd_fixate(device_t, int);
static int acd_init_track(device_t, struct cdr_track *);
static int acd_flush(device_t);
static int acd_read_track_info(device_t, int32_t, struct acd_track_info *);
static int acd_get_progress(device_t, int *);
static int acd_send_cue(device_t, struct cdr_cuesheet *);
static int acd_report_key(device_t, struct dvd_authinfo *);
static int acd_send_key(device_t, struct dvd_authinfo *);
static int acd_read_structure(device_t, struct dvd_struct *);
static int acd_tray(device_t, int);
static int acd_blank(device_t, int);
static int acd_prevent_allow(device_t, int);
static int acd_start_stop(device_t, int);
static int acd_pause_resume(device_t, int);
static int acd_mode_sense(device_t, int, caddr_t, int);
static int acd_mode_select(device_t, caddr_t, int);
static int acd_set_speed(device_t, int, int);
static void acd_get_cap(device_t);
static int acd_read_format_caps(device_t, struct cdr_format_capacities *);
static int acd_format(device_t, struct cdr_format_params *);
static int acd_test_ready(device_t);
/* internal vars */
static MALLOC_DEFINE(M_ACD, "acd_driver", "ATAPI CD driver buffers");
static struct g_class acd_class = {
.name = "ACD",
.version = G_VERSION,
.access = acd_geom_access,
.ioctl = acd_geom_ioctl,
.start = acd_geom_start,
};
//DECLARE_GEOM_CLASS(acd_class, acd);
static int
acd_probe(device_t dev)
{
struct ata_device *atadev = device_get_softc(dev);
if ((atadev->param.config & ATA_PROTO_ATAPI) &&
(atadev->param.config & ATA_ATAPI_TYPE_MASK) == ATA_ATAPI_TYPE_CDROM)
return 0;
else
return ENXIO;
}
static int
acd_attach(device_t dev)
{
struct acd_softc *cdp;
if (!(cdp = malloc(sizeof(struct acd_softc), M_ACD, M_NOWAIT | M_ZERO))) {
device_printf(dev, "out of memory\n");
return ENOMEM;
}
cdp->block_size = 2048;
device_set_ivars(dev, cdp);
ATA_SETMODE(device_get_parent(dev), dev);
ata_controlcmd(dev, ATA_DEVICE_RESET, 0, 0, 0);
acd_get_cap(dev);
g_post_event(acd_geom_attach, dev, M_WAITOK, NULL);
/* announce we are here */
acd_describe(dev);
return 0;
}
static int
acd_detach(device_t dev)
{
g_waitfor_event(acd_geom_detach, dev, M_WAITOK, NULL);
return 0;
}
static void
acd_shutdown(device_t dev)
{
struct ata_device *atadev = device_get_softc(dev);
if (atadev->param.support.command2 & ATA_SUPPORT_FLUSHCACHE)
ata_controlcmd(dev, ATA_FLUSHCACHE, 0, 0, 0);
}
static int
acd_reinit(device_t dev)
{
struct ata_channel *ch = device_get_softc(device_get_parent(dev));
struct ata_device *atadev = device_get_softc(dev);
struct acd_softc *cdp = device_get_ivars(dev);
if (((atadev->unit == ATA_MASTER) && !(ch->devices & ATA_ATAPI_MASTER)) ||
((atadev->unit == ATA_SLAVE) && !(ch->devices & ATA_ATAPI_SLAVE))) {
device_set_ivars(dev, NULL);
free(cdp, M_ACD);
return 1;
}
ATA_SETMODE(device_get_parent(dev), dev);
return 0;
}
static void
acd_geom_attach(void *arg, int flag)
{
struct ata_device *atadev = device_get_softc(arg);
struct acd_softc *cdp = device_get_ivars(arg);
struct g_geom *gp;
struct g_provider *pp;
g_topology_assert();
gp = g_new_geomf(&acd_class, "acd%d", device_get_unit(arg));
gp->softc = arg;
cdp->gp = gp;
pp = g_new_providerf(gp, "acd%d", device_get_unit(arg));
pp->index = 0;
cdp->pp[0] = pp;
g_error_provider(pp, 0);
atadev->flags |= ATA_D_MEDIA_CHANGED;
acd_set_ioparm(arg);
}
static void
acd_geom_detach(void *arg, int flag)
{
struct acd_softc *cdp = device_get_ivars(arg);
/* signal geom so we dont get any further requests */
g_wither_geom(cdp->gp, ENXIO);
/* fail requests on the queue and any thats "in flight" for this device */
ata_fail_requests(arg);
/* dont leave anything behind */
device_set_ivars(arg, NULL);
free(cdp, M_ACD);
}
static int
acd_geom_ioctl(struct g_provider *pp, u_long cmd, void *addr, int fflag, struct thread *td)
{
device_t dev = pp->geom->softc;
struct ata_device *atadev = device_get_softc(dev);
struct acd_softc *cdp = device_get_ivars(dev);
int error = 0, nocopyout = 0;
if (!cdp)
return ENXIO;
if (atadev->flags & ATA_D_MEDIA_CHANGED) {
switch (cmd) {
case CDIOCRESET:
acd_test_ready(dev);
break;
default:
acd_read_toc(dev);
acd_prevent_allow(dev, 1);
cdp->flags |= F_LOCKED;
break;
}
}
switch (cmd) {
case CDIOCRESUME:
error = acd_pause_resume(dev, 1);
break;
case CDIOCPAUSE:
error = acd_pause_resume(dev, 0);
break;
case CDIOCSTART:
error = acd_start_stop(dev, 1);
break;
case CDIOCSTOP:
error = acd_start_stop(dev, 0);
break;
case CDIOCALLOW:
error = acd_prevent_allow(dev, 0);
cdp->flags &= ~F_LOCKED;
break;
case CDIOCPREVENT:
error = acd_prevent_allow(dev, 1);
cdp->flags |= F_LOCKED;
break;
/*
* XXXRW: Why does this require privilege?
*/
case CDIOCRESET:
error = priv_check(td, PRIV_DRIVER);
if (error)
break;
error = acd_test_ready(dev);
break;
case CDIOCEJECT:
if (pp->acr != 1) {
error = EBUSY;
break;
}
error = acd_tray(dev, 0);
break;
case CDIOCCLOSE:
if (pp->acr != 1)
break;
error = acd_tray(dev, 1);
break;
case CDIOREADTOCHEADER:
if (!cdp->toc.hdr.ending_track) {
error = EIO;
break;
}
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;
int starting_track = te->starting_track;
int len;
if (!toc->hdr.ending_track) {
error = EIO;
break;
}
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)) {
error = EINVAL;
break;
}
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) {
error = EINVAL;
break;
}
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)) {
error = EINVAL;
break;
}
if (te->address_format == CD_MSF_FORMAT) {
struct cd_toc_entry *entry;
if (!(toc = malloc(sizeof(struct toc), M_ACD, M_NOWAIT))) {
error = ENOMEM;
break;
}
bcopy(&cdp->toc, toc, sizeof(struct toc));
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);
entry->addr_type = CD_MSF_FORMAT;
}
}
error = copyout(toc->tab + starting_track - toc->hdr.starting_track,
te->data, len);
if (te->address_format == CD_MSF_FORMAT)
free(toc, M_ACD);
}
break;
case CDIOREADTOCENTRY:
{
struct ioc_read_toc_single_entry *te =
(struct ioc_read_toc_single_entry *)addr;
struct toc *toc = &cdp->toc;
u_char track = te->track;
if (!toc->hdr.ending_track) {
error = EIO;
break;
}
if (te->address_format != CD_MSF_FORMAT &&
te->address_format != CD_LBA_FORMAT) {
error = EINVAL;
break;
}
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) {
error = EINVAL;
break;
}
if (te->address_format == CD_MSF_FORMAT) {
struct cd_toc_entry *entry;
if (!(toc = malloc(sizeof(struct toc), M_ACD, M_NOWAIT))) {
error = ENOMEM;
break;
}
bcopy(&cdp->toc, toc, sizeof(struct toc));
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));
if (te->address_format == CD_MSF_FORMAT)
free(toc, M_ACD);
}
break;
#if __FreeBSD_version > 600008
case CDIOCREADSUBCHANNEL_SYSSPACE:
nocopyout = 1;
/* FALLTHROUGH */
#endif
case CDIOCREADSUBCHANNEL:
{
struct ioc_read_subchannel *args =
(struct ioc_read_subchannel *)addr;
u_int8_t format;
int8_t ccb[16] = { ATAPI_READ_SUBCHANNEL, 0, 0x40, 1, 0, 0, 0,
sizeof(cdp->subchan)>>8, sizeof(cdp->subchan),
0, 0, 0, 0, 0, 0, 0 };
if (args->data_len > sizeof(struct cd_sub_channel_info) ||
args->data_len < sizeof(struct cd_sub_channel_header)) {
error = EINVAL;
break;
}
format = args->data_format;
if ((format != CD_CURRENT_POSITION) &&
(format != CD_MEDIA_CATALOG) && (format != CD_TRACK_INFO)) {
error = EINVAL;
break;
}
ccb[1] = args->address_format & CD_MSF_FORMAT;
if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
sizeof(cdp->subchan), ATA_R_READ, 10)))
break;
if ((format == CD_MEDIA_CATALOG) || (format == CD_TRACK_INFO)) {
if (cdp->subchan.header.audio_status == 0x11) {
error = EINVAL;
break;
}
ccb[3] = format;
if (format == CD_TRACK_INFO)
ccb[6] = args->track;
if ((error = ata_atapicmd(dev, ccb, (caddr_t)&cdp->subchan,
sizeof(cdp->subchan),ATA_R_READ,10))){
break;
}
}
if (nocopyout == 0) {
error = copyout(&cdp->subchan, args->data, args->data_len);
} else {
error = 0;
bcopy(&cdp->subchan, args->data, args->data_len);
}
}
break;
case CDIOCPLAYMSF:
{
struct ioc_play_msf *args = (struct ioc_play_msf *)addr;
error =
acd_play(dev,
msf2lba(args->start_m, args->start_s, args->start_f),
msf2lba(args->end_m, args->end_s, args->end_f));
}
break;
case CDIOCPLAYBLOCKS:
{
struct ioc_play_blocks *args = (struct ioc_play_blocks *)addr;
error = acd_play(dev, args->blk, args->blk + args->len);
}
break;
case CDIOCPLAYTRACKS:
{
struct ioc_play_track *args = (struct ioc_play_track *)addr;
int t1, t2;
if (!cdp->toc.hdr.ending_track) {
error = EIO;
break;
}
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 ||
t1 > (cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track)) {
error = EINVAL;
break;
}
error = acd_play(dev, ntohl(cdp->toc.tab[t1].addr.lba),
ntohl(cdp->toc.tab[t2].addr.lba));
}
break;
case CDIOCGETVOL:
{
struct ioc_vol *arg = (struct ioc_vol *)addr;
if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
(caddr_t)&cdp->au, sizeof(cdp->au))))
break;
if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
error = EIO;
break;
}
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;
if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE,
(caddr_t)&cdp->au, sizeof(cdp->au))))
break;
if (cdp->au.page_code != ATAPI_CDROM_AUDIO_PAGE) {
error = EIO;
break;
}
if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE_MASK,
(caddr_t)&cdp->aumask,
sizeof(cdp->aumask))))
break;
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;
error = acd_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
}
break;
case CDIOCSETPATCH:
{
struct ioc_patch *arg = (struct ioc_patch *)addr;
error = acd_setchan(dev, arg->patch[0], arg->patch[1],
arg->patch[2], arg->patch[3]);
}
break;
case CDIOCSETMONO:
error = acd_setchan(dev, CHANNEL_0|CHANNEL_1, CHANNEL_0|CHANNEL_1, 0,0);
break;
case CDIOCSETSTEREO:
error = acd_setchan(dev, CHANNEL_0, CHANNEL_1, 0, 0);
break;
case CDIOCSETMUTE:
error = acd_setchan(dev, 0, 0, 0, 0);
break;
case CDIOCSETLEFT:
error = acd_setchan(dev, CHANNEL_0, CHANNEL_0, 0, 0);
break;
case CDIOCSETRIGHT:
error = acd_setchan(dev, CHANNEL_1, CHANNEL_1, 0, 0);
break;
case CDRIOCBLANK:
error = acd_blank(dev, (*(int *)addr));
break;
case CDRIOCNEXTWRITEABLEADDR:
{
struct acd_track_info track_info;
if ((error = acd_read_track_info(dev, 0xff, &track_info)))
break;
if (!track_info.nwa_valid) {
error = EINVAL;
break;
}
*(int*)addr = track_info.next_writeable_addr;
}
break;
case CDRIOCINITWRITER:
error = acd_init_writer(dev, (*(int *)addr));
break;
case CDRIOCINITTRACK:
error = acd_init_track(dev, (struct cdr_track *)addr);
break;
case CDRIOCFLUSH:
error = acd_flush(dev);
break;
case CDRIOCFIXATE:
error = acd_fixate(dev, (*(int *)addr));
break;
case CDRIOCREADSPEED:
{
int speed = *(int *)addr;
/* Preserve old behavior: units in multiples of CDROM speed */
if (speed < 177)
speed *= 177;
error = acd_set_speed(dev, speed, CDR_MAX_SPEED);
}
break;
case CDRIOCWRITESPEED:
{
int speed = *(int *)addr;
if (speed < 177)
speed *= 177;
error = acd_set_speed(dev, CDR_MAX_SPEED, speed);
}
break;
case CDRIOCGETBLOCKSIZE:
*(int *)addr = cdp->block_size;
break;
case CDRIOCSETBLOCKSIZE:
cdp->block_size = *(int *)addr;
pp->sectorsize = cdp->block_size; /* hack for GEOM SOS */
acd_set_ioparm(dev);
break;
case CDRIOCGETPROGRESS:
error = acd_get_progress(dev, (int *)addr);
break;
case CDRIOCSENDCUE:
error = acd_send_cue(dev, (struct cdr_cuesheet *)addr);
break;
case CDRIOCREADFORMATCAPS:
error = acd_read_format_caps(dev, (struct cdr_format_capacities *)addr);
break;
case CDRIOCFORMAT:
error = acd_format(dev, (struct cdr_format_params *)addr);
break;
case DVDIOCREPORTKEY:
if (cdp->cap.media & MST_READ_DVDROM)
error = acd_report_key(dev, (struct dvd_authinfo *)addr);
else
error = EINVAL;
break;
case DVDIOCSENDKEY:
if (cdp->cap.media & MST_READ_DVDROM)
error = acd_send_key(dev, (struct dvd_authinfo *)addr);
else
error = EINVAL;
break;
case DVDIOCREADSTRUCTURE:
if (cdp->cap.media & MST_READ_DVDROM)
error = acd_read_structure(dev, (struct dvd_struct *)addr);
else
error = EINVAL;
break;
default:
error = ata_device_ioctl(dev, cmd, addr);
}
return error;
}
static int
acd_geom_access(struct g_provider *pp, int dr, int dw, int de)
{
device_t dev = pp->geom->softc;
struct acd_softc *cdp = device_get_ivars(dev);
struct ata_request *request;
int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
int timeout = 60, track;
if (!(request = ata_alloc_request()))
return ENOMEM;
/* wait if drive is not finished loading the medium */
while (timeout--) {
bzero(request, sizeof(struct ata_request));
request->dev = dev;
bcopy(ccb, request->u.atapi.ccb, 16);
request->flags = ATA_R_ATAPI;
request->timeout = 5;
ata_queue_request(request);
if (!request->error &&
(request->u.atapi.sense.key == 2 ||
request->u.atapi.sense.key == 7) &&
request->u.atapi.sense.asc == 4 &&
request->u.atapi.sense.ascq == 1)
tsleep(&timeout, PRIBIO, "acdld", hz / 2);
else
break;
}
ata_free_request(request);
if (pp->acr == 0) {
acd_prevent_allow(dev, 1);
cdp->flags |= F_LOCKED;
acd_read_toc(dev);
}
if (dr + pp->acr == 0) {
acd_prevent_allow(dev, 0);
cdp->flags &= ~F_LOCKED;
}
if ((track = pp->index)) {
pp->sectorsize = (cdp->toc.tab[track - 1].control & 4) ? 2048 : 2352;
pp->mediasize = ntohl(cdp->toc.tab[track].addr.lba) -
ntohl(cdp->toc.tab[track - 1].addr.lba);
}
else {
pp->sectorsize = cdp->block_size;
pp->mediasize = cdp->disk_size;
}
pp->mediasize *= pp->sectorsize;
return 0;
}
static void
acd_geom_start(struct bio *bp)
{
device_t dev = bp->bio_to->geom->softc;
struct acd_softc *cdp = device_get_ivars(dev);
if (bp->bio_cmd != BIO_READ && bp->bio_cmd != BIO_WRITE) {
g_io_deliver(bp, EOPNOTSUPP);
return;
}
if (bp->bio_cmd == BIO_READ && cdp->disk_size == -1) {
g_io_deliver(bp, EIO);
return;
}
/* GEOM classes must do their own request limiting */
if (bp->bio_length <= cdp->iomax) {
bp->bio_pblkno = bp->bio_offset / bp->bio_to->sectorsize;
acd_strategy(bp);
}
else {
u_int pos, size = cdp->iomax - cdp->iomax % bp->bio_to->sectorsize;
struct bio *bp2, *bp3;
if (!(bp2 = g_clone_bio(bp)))
g_io_deliver(bp, EIO);
for (pos = 0; bp2; pos += size) {
bp3 = NULL;
bp2->bio_done = g_std_done;
bp2->bio_to = bp->bio_to;
bp2->bio_offset += pos;
bp2->bio_data += pos;
bp2->bio_length = bp->bio_length - pos;
if (bp2->bio_length > size) {
bp2->bio_length = size;
if (!(bp3 = g_clone_bio(bp)))
bp->bio_error = ENOMEM;
}
bp2->bio_pblkno = bp2->bio_offset / bp2->bio_to->sectorsize;
acd_strategy(bp2);
bp2 = bp3;
}
}
}
static void
acd_strategy(struct bio *bp)
{
device_t dev = bp->bio_to->geom->softc;
struct ata_device *atadev = device_get_softc(dev);
struct acd_softc *cdp = device_get_ivars(dev);
struct ata_request *request;
u_int32_t lba, lastlba, count;
int8_t ccb[16];
int track, blocksize;
/* reject all queued entries if media changed */
if (atadev->flags & ATA_D_MEDIA_CHANGED) {
g_io_deliver(bp, EIO);
return;
}
bzero(ccb, sizeof(ccb));
track = bp->bio_to->index;
if (track) {
blocksize = (cdp->toc.tab[track - 1].control & 4) ? 2048 : 2352;
lastlba = ntohl(cdp->toc.tab[track].addr.lba);
lba = bp->bio_offset / blocksize;
lba += ntohl(cdp->toc.tab[track - 1].addr.lba);
}
else {
blocksize = cdp->block_size;
lastlba = cdp->disk_size;
lba = bp->bio_offset / blocksize;
}
count = bp->bio_length / blocksize;
if (bp->bio_cmd == BIO_READ) {
/* if transfer goes beyond range adjust it to be within limits */
if (lba + count > lastlba) {
/* if we are entirely beyond EOM return EOF */
if (lastlba <= lba) {
g_io_deliver(bp, 0);
return;
}
count = lastlba - lba;
}
switch (blocksize) {
case 2048:
ccb[0] = ATAPI_READ_BIG;
break;
case 2352:
ccb[0] = ATAPI_READ_CD;
ccb[9] = 0xf8;
break;
default:
ccb[0] = ATAPI_READ_CD;
ccb[9] = 0x10;
}
}
else
ccb[0] = ATAPI_WRITE_BIG;
ccb[1] = 0;
ccb[2] = lba>>24;
ccb[3] = lba>>16;
ccb[4] = lba>>8;
ccb[5] = lba;
ccb[6] = count>>16;
ccb[7] = count>>8;
ccb[8] = count;
if (!(request = ata_alloc_request())) {
g_io_deliver(bp, ENOMEM);
return;
}
request->dev = dev;
request->bio = bp;
bcopy(ccb, request->u.atapi.ccb,
(atadev->param.config & ATA_PROTO_MASK) ==
ATA_PROTO_ATAPI_12 ? 16 : 12);
request->data = bp->bio_data;
request->bytecount = count * blocksize;
request->transfersize = min(request->bytecount, 65534);
request->timeout = (ccb[0] == ATAPI_WRITE_BIG) ? 60 : 30;
request->retries = 2;
request->callback = acd_done;
request->flags = ATA_R_ATAPI;
if (atadev->mode >= ATA_DMA)
request->flags |= ATA_R_DMA;
switch (bp->bio_cmd) {
case BIO_READ:
request->flags |= ATA_R_READ;
break;
case BIO_WRITE:
request->flags |= ATA_R_WRITE;
break;
default:
device_printf(dev, "unknown BIO operation\n");
ata_free_request(request);
g_io_deliver(bp, EIO);
return;
}
ata_queue_request(request);
}
static void
acd_done(struct ata_request *request)
{
struct bio *bp = request->bio;
/* finish up transfer */
bp->bio_completed = request->donecount;
g_io_deliver(bp, request->result);
ata_free_request(request);
}
static void
acd_set_ioparm(device_t dev)
{
struct ata_channel *ch = device_get_softc(device_get_parent(dev));
struct acd_softc *cdp = device_get_ivars(dev);
if (ch->dma)
cdp->iomax = min(ch->dma->max_iosize, 65534);
else
cdp->iomax = min(DFLTPHYS, 65534);
}
static void
lba2msf(u_int32_t lba, u_int8_t *m, u_int8_t *s, u_int8_t *f)
{
lba += 150;
lba &= 0xffffff;
*m = lba / (60 * 75);
lba %= (60 * 75);
*s = lba / 75;
*f = lba % 75;
}
static u_int32_t
msf2lba(u_int8_t m, u_int8_t s, u_int8_t f)
{
return (m * 60 + s) * 75 + f - 150;
}
static void
acd_read_toc(device_t dev)
{
struct ata_device *atadev = device_get_softc(dev);
struct acd_softc *cdp = device_get_ivars(dev);
struct g_provider *pp;
u_int32_t sizes[2];
int8_t ccb[16];
int track, ntracks, len;
atadev->flags &= ~ATA_D_MEDIA_CHANGED;
bzero(&cdp->toc, sizeof(cdp->toc));
cdp->disk_size = -1; /* hack for GEOM SOS */
if (acd_test_ready(dev))
return;
bzero(ccb, sizeof(ccb));
len = sizeof(struct ioc_toc_header) + sizeof(struct cd_toc_entry);
ccb[0] = ATAPI_READ_TOC;
ccb[7] = len>>8;
ccb[8] = len;
if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
ATA_R_READ | ATA_R_QUIET, 30)) {
bzero(&cdp->toc, sizeof(cdp->toc));
return;
}
ntracks = cdp->toc.hdr.ending_track - cdp->toc.hdr.starting_track + 1;
if (ntracks <= 0 || ntracks > MAXTRK) {
bzero(&cdp->toc, sizeof(cdp->toc));
return;
}
len = sizeof(struct ioc_toc_header)+(ntracks+1)*sizeof(struct cd_toc_entry);
bzero(ccb, sizeof(ccb));
ccb[0] = ATAPI_READ_TOC;
ccb[7] = len>>8;
ccb[8] = len;
if (ata_atapicmd(dev, ccb, (caddr_t)&cdp->toc, len,
ATA_R_READ | ATA_R_QUIET, 30)) {
bzero(&cdp->toc, sizeof(cdp->toc));
return;
}
cdp->toc.hdr.len = ntohs(cdp->toc.hdr.len);
cdp->block_size = (cdp->toc.tab[0].control & 4) ? 2048 : 2352;
acd_set_ioparm(dev);
bzero(ccb, sizeof(ccb));
ccb[0] = ATAPI_READ_CAPACITY;
if (ata_atapicmd(dev, ccb, (caddr_t)sizes, sizeof(sizes),
ATA_R_READ | ATA_R_QUIET, 30)) {
bzero(&cdp->toc, sizeof(cdp->toc));
return;
}
cdp->disk_size = ntohl(sizes[0]) + 1;
for (track = 1; track <= ntracks; track ++) {
if (cdp->pp[track] != NULL)
continue;
pp = g_new_providerf(cdp->gp, "acd%dt%02d", device_get_unit(dev),track);
pp->index = track;
cdp->pp[track] = pp;
g_error_provider(pp, 0);
}
for (; track < MAXTRK; track ++) {
if (cdp->pp[track] == NULL)
continue;
cdp->pp[track]->flags |= G_PF_WITHER;
g_orphan_provider(cdp->pp[track], ENXIO);
cdp->pp[track] = NULL;
}
#ifdef ACD_DEBUG
if (cdp->disk_size && cdp->toc.hdr.ending_track) {
device_printf(dev, "(%d sectors (%d bytes)), %d tracks ",
cdp->disk_size, cdp->block_size,
cdp->toc.hdr.ending_track-cdp->toc.hdr.starting_track+1);
if (cdp->toc.tab[0].control & 4)
printf("%dMB\n", cdp->disk_size * cdp->block_size / 1048576);
else
printf("%d:%d audio\n",
cdp->disk_size / 75 / 60, cdp->disk_size / 75 % 60);
}
#endif
}
static int
acd_play(device_t dev, int start, int end)
{
int8_t ccb[16];
bzero(ccb, sizeof(ccb));
ccb[0] = ATAPI_PLAY_MSF;
lba2msf(start, &ccb[3], &ccb[4], &ccb[5]);
lba2msf(end, &ccb[6], &ccb[7], &ccb[8]);
return ata_atapicmd(dev, ccb, NULL, 0, 0, 10);
}
static int
acd_setchan(device_t dev, u_int8_t c0, u_int8_t c1, u_int8_t c2, u_int8_t c3)
{
struct acd_softc *cdp = device_get_ivars(dev);
int error;
if ((error = acd_mode_sense(dev, ATAPI_CDROM_AUDIO_PAGE, (caddr_t)&cdp->au,
sizeof(cdp->au))))
return error;
if (cdp->au.page_code != ATAPI_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_mode_select(dev, (caddr_t)&cdp->au, sizeof(cdp->au));
}
static int
acd_init_writer(device_t dev, int test_write)
{
int8_t ccb[16];
bzero(ccb, sizeof(ccb));
ccb[0] = ATAPI_REZERO;
ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
ccb[0] = ATAPI_SEND_OPC_INFO;
ccb[1] = 0x01;
ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 30);
return 0;
}
static int
acd_fixate(device_t dev, int multisession)
{
struct acd_softc *cdp = device_get_ivars(dev);
int8_t ccb[16] = { ATAPI_CLOSE_TRACK, 0x01, 0x02, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0 };
int timeout = 5*60*2;
int error, dummy;
struct write_param param;
if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
(caddr_t)&param, sizeof(param))))
return error;
param.data_length = 0;
if (multisession)
param.session_type = CDR_SESS_MULTI;
else
param.session_type = CDR_SESS_NONE;
if ((error = acd_mode_select(dev, (caddr_t)&param, param.page_length + 10)))
return error;
error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
if (error)
return error;
/* some drives just return ready, wait for the expected fixate time */
if ((error = acd_test_ready(dev)) != EBUSY) {
timeout = timeout / (cdp->cap.cur_write_speed / 177);
tsleep(&error, PRIBIO, "acdfix", timeout * hz / 2);
return acd_test_ready(dev);
}
while (timeout-- > 0) {
if ((error = acd_get_progress(dev, &dummy)))
return error;
if ((error = acd_test_ready(dev)) != EBUSY)
return error;
tsleep(&error, PRIBIO, "acdcld", hz / 2);
}
return EIO;
}
static int
acd_init_track(device_t dev, struct cdr_track *track)
{
struct acd_softc *cdp = device_get_ivars(dev);
struct write_param param;
int error;
if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
(caddr_t)&param, sizeof(param))))
return error;
param.data_length = 0;
param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
param.page_length = 0x32;
param.test_write = track->test_write ? 1 : 0;
param.write_type = CDR_WTYPE_TRACK;
param.session_type = CDR_SESS_NONE;
param.fp = 0;
param.packet_size = 0;
if (cdp->cap.capabilities & MST_BURNPROOF)
param.burnproof = 1;
switch (track->datablock_type) {
case CDR_DB_RAW:
if (track->preemp)
param.track_mode = CDR_TMODE_AUDIO_PREEMP;
else
param.track_mode = CDR_TMODE_AUDIO;
cdp->block_size = 2352;
param.datablock_type = CDR_DB_RAW;
param.session_format = CDR_SESS_CDROM;
break;
case CDR_DB_ROM_MODE1:
cdp->block_size = 2048;
param.track_mode = CDR_TMODE_DATA;
param.datablock_type = CDR_DB_ROM_MODE1;
param.session_format = CDR_SESS_CDROM;
break;
case CDR_DB_ROM_MODE2:
cdp->block_size = 2336;
param.track_mode = CDR_TMODE_DATA;
param.datablock_type = CDR_DB_ROM_MODE2;
param.session_format = CDR_SESS_CDROM;
break;
case CDR_DB_XA_MODE1:
cdp->block_size = 2048;
param.track_mode = CDR_TMODE_DATA;
param.datablock_type = CDR_DB_XA_MODE1;
param.session_format = CDR_SESS_CDROM_XA;
break;
case CDR_DB_XA_MODE2_F1:
cdp->block_size = 2056;
param.track_mode = CDR_TMODE_DATA;
param.datablock_type = CDR_DB_XA_MODE2_F1;
param.session_format = CDR_SESS_CDROM_XA;
break;
case CDR_DB_XA_MODE2_F2:
cdp->block_size = 2324;
param.track_mode = CDR_TMODE_DATA;
param.datablock_type = CDR_DB_XA_MODE2_F2;
param.session_format = CDR_SESS_CDROM_XA;
break;
case CDR_DB_XA_MODE2_MIX:
cdp->block_size = 2332;
param.track_mode = CDR_TMODE_DATA;
param.datablock_type = CDR_DB_XA_MODE2_MIX;
param.session_format = CDR_SESS_CDROM_XA;
break;
}
acd_set_ioparm(dev);
return acd_mode_select(dev, (caddr_t)&param, param.page_length + 10);
}
static int
acd_flush(device_t dev)
{
int8_t ccb[16] = { ATAPI_SYNCHRONIZE_CACHE, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0 };
return ata_atapicmd(dev, ccb, NULL, 0, ATA_R_QUIET, 60);
}
static int
acd_read_track_info(device_t dev, int32_t lba, struct acd_track_info *info)
{
int8_t ccb[16] = { ATAPI_READ_TRACK_INFO, 1,
lba>>24, lba>>16, lba>>8, lba, 0,
sizeof(*info)>>8, sizeof(*info),
0, 0, 0, 0, 0, 0, 0 };
int error;
if ((error = ata_atapicmd(dev, ccb, (caddr_t)info, sizeof(*info),
ATA_R_READ, 30)))
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_get_progress(device_t dev, int *finished)
{
int8_t ccb[16] = { ATAPI_READ_CAPACITY, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0 };
struct ata_request *request;
int8_t dummy[8];
if (!(request = ata_alloc_request()))
return ENOMEM;
request->dev = dev;
bcopy(ccb, request->u.atapi.ccb, 16);
request->data = dummy;
request->bytecount = sizeof(dummy);
request->transfersize = min(request->bytecount, 65534);
request->flags = ATA_R_ATAPI | ATA_R_READ;
request->timeout = 30;
ata_queue_request(request);
if (!request->error && request->u.atapi.sense.error & ATA_SENSE_VALID)
*finished = ((request->u.atapi.sense.specific2 |
(request->u.atapi.sense.specific1 << 8)) * 100) / 65535;
else
*finished = 0;
ata_free_request(request);
return 0;
}
static int
acd_send_cue(device_t dev, struct cdr_cuesheet *cuesheet)
{
struct acd_softc *cdp = device_get_ivars(dev);
struct write_param param;
int8_t ccb[16] = { ATAPI_SEND_CUE_SHEET, 0, 0, 0, 0, 0,
cuesheet->len>>16, cuesheet->len>>8, cuesheet->len,
0, 0, 0, 0, 0, 0, 0 };
int8_t *buffer;
int32_t error;
if ((error = acd_mode_sense(dev, ATAPI_CDROM_WRITE_PARAMETERS_PAGE,
(caddr_t)&param, sizeof(param))))
return error;
param.data_length = 0;
param.page_code = ATAPI_CDROM_WRITE_PARAMETERS_PAGE;
param.page_length = 0x32;
param.test_write = cuesheet->test_write ? 1 : 0;
param.write_type = CDR_WTYPE_SESSION;
param.session_type = cuesheet->session_type;
param.fp = 0;
param.packet_size = 0;
param.track_mode = CDR_TMODE_AUDIO;
param.datablock_type = CDR_DB_RAW;
param.session_format = cuesheet->session_format;
if (cdp->cap.capabilities & MST_BURNPROOF)
param.burnproof = 1;
if ((error = acd_mode_select(dev, (caddr_t)&param, param.page_length + 10)))
return error;
if (!(buffer = malloc(cuesheet->len, M_ACD, M_NOWAIT)))
return ENOMEM;
if (!(error = copyin(cuesheet->entries, buffer, cuesheet->len)))
error = ata_atapicmd(dev, ccb, buffer, cuesheet->len, 0, 30);
free(buffer, M_ACD);
return error;
}
static int
acd_report_key(device_t dev, struct dvd_authinfo *ai)
{
struct dvd_miscauth *d = NULL;
u_int32_t lba = 0;
int16_t length;
int8_t ccb[16];
int error;
switch (ai->format) {
case DVD_REPORT_AGID:
case DVD_REPORT_ASF:
case DVD_REPORT_RPC:
length = 8;
break;
case DVD_REPORT_KEY1:
length = 12;
break;
case DVD_REPORT_TITLE_KEY:
length = 12;
lba = ai->lba;
break;
case DVD_REPORT_CHALLENGE:
length = 16;
break;
case DVD_INVALIDATE_AGID:
length = 0;
break;
default:
return EINVAL;
}
bzero(ccb, sizeof(ccb));
ccb[0] = ATAPI_REPORT_KEY;
ccb[2] = (lba >> 24) & 0xff;
ccb[3] = (lba >> 16) & 0xff;
ccb[4] = (lba >> 8) & 0xff;
ccb[5] = lba & 0xff;
ccb[8] = (length >> 8) & 0xff;
ccb[9] = length & 0xff;
ccb[10] = (ai->agid << 6) | ai->format;
if (length) {
if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
return ENOMEM;
d->length = htons(length - 2);
}
error = ata_atapicmd(dev, ccb, (caddr_t)d, length,
ai->format == DVD_INVALIDATE_AGID ? 0 : ATA_R_READ,10);
if (error) {
if (length)
free(d, M_ACD);
return error;
}
switch (ai->format) {
case DVD_REPORT_AGID:
ai->agid = d->data[3] >> 6;
break;
case DVD_REPORT_CHALLENGE:
bcopy(&d->data[0], &ai->keychal[0], 10);
break;
case DVD_REPORT_KEY1:
bcopy(&d->data[0], &ai->keychal[0], 5);
break;
case DVD_REPORT_TITLE_KEY:
ai->cpm = (d->data[0] >> 7);
ai->cp_sec = (d->data[0] >> 6) & 0x1;
ai->cgms = (d->data[0] >> 4) & 0x3;
bcopy(&d->data[1], &ai->keychal[0], 5);
break;
case DVD_REPORT_ASF:
ai->asf = d->data[3] & 1;
break;
case DVD_REPORT_RPC:
ai->reg_type = (d->data[0] >> 6);
ai->vend_rsts = (d->data[0] >> 3) & 0x7;
ai->user_rsts = d->data[0] & 0x7;
ai->region = d->data[1];
ai->rpc_scheme = d->data[2];
break;
case DVD_INVALIDATE_AGID:
break;
default:
error = EINVAL;
}
if (length)
free(d, M_ACD);
return error;
}
static int
acd_send_key(device_t dev, struct dvd_authinfo *ai)
{
struct dvd_miscauth *d;
int16_t length;
int8_t ccb[16];
int error;
switch (ai->format) {
case DVD_SEND_CHALLENGE:
length = 16;
if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
return ENOMEM;
bcopy(ai->keychal, &d->data[0], 10);
break;
case DVD_SEND_KEY2:
length = 12;
if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
return ENOMEM;
bcopy(&ai->keychal[0], &d->data[0], 5);
break;
case DVD_SEND_RPC:
length = 8;
if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
return ENOMEM;
d->data[0] = ai->region;
break;
default:
return EINVAL;
}
bzero(ccb, sizeof(ccb));
ccb[0] = ATAPI_SEND_KEY;
ccb[8] = (length >> 8) & 0xff;
ccb[9] = length & 0xff;
ccb[10] = (ai->agid << 6) | ai->format;
d->length = htons(length - 2);
error = ata_atapicmd(dev, ccb, (caddr_t)d, length, 0, 10);
free(d, M_ACD);
return error;
}
static int
acd_read_structure(device_t dev, struct dvd_struct *s)
{
struct dvd_miscauth *d;
u_int16_t length;
int8_t ccb[16];
int error = 0;
switch(s->format) {
case DVD_STRUCT_PHYSICAL:
length = 21;
break;
case DVD_STRUCT_COPYRIGHT:
length = 8;
break;
case DVD_STRUCT_DISCKEY:
length = 2052;
break;
case DVD_STRUCT_BCA:
length = 192;
break;
case DVD_STRUCT_MANUFACT:
length = 2052;
break;
case DVD_STRUCT_DDS:
case DVD_STRUCT_PRERECORDED:
case DVD_STRUCT_UNIQUEID:
case DVD_STRUCT_LIST:
case DVD_STRUCT_CMI:
case DVD_STRUCT_RMD_LAST:
case DVD_STRUCT_RMD_RMA:
case DVD_STRUCT_DCB:
return ENOSYS;
default:
return EINVAL;
}
if (!(d = malloc(length, M_ACD, M_NOWAIT | M_ZERO)))
return ENOMEM;
d->length = htons(length - 2);
bzero(ccb, sizeof(ccb));
ccb[0] = ATAPI_READ_STRUCTURE;
ccb[6] = s->layer_num;
ccb[7] = s->format;
ccb[8] = (length >> 8) & 0xff;
ccb[9] = length & 0xff;
ccb[10] = s->agid << 6;
error = ata_atapicmd(dev, ccb, (caddr_t)d, length, ATA_R_READ, 30);
if (error) {
free(d, M_ACD);
return error;
}
switch (s->format) {
case DVD_STRUCT_PHYSICAL: {
struct dvd_layer *layer = (struct dvd_layer *)&s->data[0];
layer->book_type = d->data[0] >> 4;
layer->book_version = d->data[0] & 0xf;
layer->disc_size = d->data[1] >> 4;
layer->max_rate = d->data[1] & 0xf;
layer->nlayers = (d->data[2] >> 5) & 3;
layer->track_path = (d->data[2] >> 4) & 1;
layer->layer_type = d->data[2] & 0xf;
layer->linear_density = d->data[3] >> 4;
layer->track_density = d->data[3] & 0xf;
layer->start_sector = d->data[5] << 16 | d->data[6] << 8 | d->data[7];
layer->end_sector = d->data[9] << 16 | d->data[10] << 8 | d->data[11];
layer->end_sector_l0 = d->data[13] << 16 | d->data[14] << 8|d->data[15];
layer->bca = d->data[16] >> 7;
break;
}
case DVD_STRUCT_COPYRIGHT:
s->cpst = d->data[0];
s->rmi = d->data[1];
break;
case DVD_STRUCT_DISCKEY:
bcopy(&d->data[0], &s->data[0], 2048);
break;
case DVD_STRUCT_BCA:
s->length = ntohs(d->length);
bcopy(&d->data[0], &s->data[0], s->length);
break;
case DVD_STRUCT_MANUFACT:
s->length = ntohs(d->length);
bcopy(&d->data[0], &s->data[0], s->length);
break;
default:
error = EINVAL;
}
free(d, M_ACD);
return error;
}
static int
acd_tray(device_t dev, int close)
{
struct ata_device *atadev = device_get_softc(dev);
struct acd_softc *cdp = device_get_ivars(dev);
int error = ENODEV;
if (cdp->cap.mechanism & MST_EJECT) {
if (close) {
if (!(error = acd_start_stop(dev, 3))) {
acd_read_toc(dev);
acd_prevent_allow(dev, 1);
cdp->flags |= F_LOCKED;
}
}
else {
acd_start_stop(dev, 0);
acd_prevent_allow(dev, 0);
cdp->flags &= ~F_LOCKED;
atadev->flags |= ATA_D_MEDIA_CHANGED;
error = acd_start_stop(dev, 2);
}
}
return error;
}
static int
acd_blank(device_t dev, int blanktype)
{
struct ata_device *atadev = device_get_softc(dev);
int8_t ccb[16] = { ATAPI_BLANK, 0x10 | (blanktype & 0x7), 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0 };
atadev->flags |= ATA_D_MEDIA_CHANGED;
return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
}
static int
acd_prevent_allow(device_t dev, int lock)
{
int8_t ccb[16] = { ATAPI_PREVENT_ALLOW, 0, 0, 0, lock,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
}
static int
acd_start_stop(device_t dev, int start)
{
int8_t ccb[16] = { ATAPI_START_STOP, 0, 0, 0, start,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
}
static int
acd_pause_resume(device_t dev, int pause)
{
int8_t ccb[16] = { ATAPI_PAUSE, 0, 0, 0, 0, 0, 0, 0, pause,
0, 0, 0, 0, 0, 0, 0 };
return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
}
static int
acd_mode_sense(device_t dev, int page, caddr_t pagebuf, int pagesize)
{
int8_t ccb[16] = { ATAPI_MODE_SENSE_BIG, 0, page, 0, 0, 0, 0,
pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
int error;
error = ata_atapicmd(dev, ccb, pagebuf, pagesize, ATA_R_READ, 10);
return error;
}
static int
acd_mode_select(device_t dev, caddr_t pagebuf, int pagesize)
{
int8_t ccb[16] = { ATAPI_MODE_SELECT_BIG, 0x10, 0, 0, 0, 0, 0,
pagesize>>8, pagesize, 0, 0, 0, 0, 0, 0, 0 };
return ata_atapicmd(dev, ccb, pagebuf, pagesize, 0, 30);
}
static int
acd_set_speed(device_t dev, int rdspeed, int wrspeed)
{
int8_t ccb[16] = { ATAPI_SET_SPEED, 0, rdspeed >> 8, rdspeed,
wrspeed >> 8, wrspeed, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
int error;
error = ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
if (!error)
acd_get_cap(dev);
return error;
}
static void
acd_get_cap(device_t dev)
{
struct acd_softc *cdp = device_get_ivars(dev);
int count;
/* get drive capabilities, some bugridden drives needs this repeated */
for (count = 0 ; count < 5 ; count++) {
if (!acd_mode_sense(dev, ATAPI_CDROM_CAP_PAGE,
(caddr_t)&cdp->cap, sizeof(cdp->cap)) &&
cdp->cap.page_code == ATAPI_CDROM_CAP_PAGE) {
cdp->cap.max_read_speed = ntohs(cdp->cap.max_read_speed);
cdp->cap.cur_read_speed = ntohs(cdp->cap.cur_read_speed);
cdp->cap.max_write_speed = ntohs(cdp->cap.max_write_speed);
cdp->cap.cur_write_speed = max(ntohs(cdp->cap.cur_write_speed),177);
cdp->cap.max_vol_levels = ntohs(cdp->cap.max_vol_levels);
cdp->cap.buf_size = ntohs(cdp->cap.buf_size);
}
}
}
static int
acd_read_format_caps(device_t dev, struct cdr_format_capacities *caps)
{
int8_t ccb[16] = { ATAPI_READ_FORMAT_CAPACITIES, 0, 0, 0, 0, 0, 0,
(sizeof(struct cdr_format_capacities) >> 8) & 0xff,
sizeof(struct cdr_format_capacities) & 0xff,
0, 0, 0, 0, 0, 0, 0 };
return ata_atapicmd(dev, ccb, (caddr_t)caps,
sizeof(struct cdr_format_capacities), ATA_R_READ, 30);
}
static int
acd_format(device_t dev, struct cdr_format_params* params)
{
int8_t ccb[16] = { ATAPI_FORMAT, 0x11, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0 };
int error;
error = ata_atapicmd(dev, ccb, (u_int8_t *)params,
sizeof(struct cdr_format_params), 0, 30);
return error;
}
static int
acd_test_ready(device_t dev)
{
int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
}
static void
acd_describe(device_t dev)
{
struct ata_channel *ch = device_get_softc(device_get_parent(dev));
struct ata_device *atadev = device_get_softc(dev);
struct acd_softc *cdp = device_get_ivars(dev);
int comma = 0;
char *mechanism;
if (bootverbose) {
device_printf(dev, "<%.40s/%.8s> %s drive at ata%d as %s\n",
atadev->param.model, atadev->param.revision,
(cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
(cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
(cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
(cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
(cdp->cap.media & MST_READ_DVDROM) ? "DVDROM":"CDROM",
device_get_unit(ch->dev),
(atadev->unit == ATA_MASTER) ? "master" : "slave");
device_printf(dev, "%s", "");
if (cdp->cap.cur_read_speed) {
printf("read %dKB/s", cdp->cap.cur_read_speed * 1000 / 1024);
if (cdp->cap.max_read_speed)
printf(" (%dKB/s)", cdp->cap.max_read_speed * 1000 / 1024);
if ((cdp->cap.cur_write_speed) &&
(cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
MST_WRITE_DVDR | MST_WRITE_DVDRAM))) {
printf(" write %dKB/s", cdp->cap.cur_write_speed * 1000 / 1024);
if (cdp->cap.max_write_speed)
printf(" (%dKB/s)", cdp->cap.max_write_speed * 1000 / 1024);
}
comma = 1;
}
if (cdp->cap.buf_size) {
printf("%s %dKB buffer", comma ? "," : "", cdp->cap.buf_size);
comma = 1;
}
printf("%s %s\n", comma ? "," : "", ata_mode2str(atadev->mode));
device_printf(dev, "Reads:");
comma = 0;
if (cdp->cap.media & MST_READ_CDR) {
printf(" CDR"); comma = 1;
}
if (cdp->cap.media & MST_READ_CDRW) {
printf("%s CDRW", comma ? "," : ""); comma = 1;
}
if (cdp->cap.capabilities & MST_READ_CDDA) {
if (cdp->cap.capabilities & MST_CDDA_STREAM)
printf("%s CDDA stream", comma ? "," : "");
else
printf("%s CDDA", comma ? "," : "");
comma = 1;
}
if (cdp->cap.media & MST_READ_DVDROM) {
printf("%s DVDROM", comma ? "," : ""); comma = 1;
}
if (cdp->cap.media & MST_READ_DVDR) {
printf("%s DVDR", comma ? "," : ""); comma = 1;
}
if (cdp->cap.media & MST_READ_DVDRAM) {
printf("%s DVDRAM", comma ? "," : ""); comma = 1;
}
if (cdp->cap.media & MST_READ_PACKET)
printf("%s packet", comma ? "," : "");
printf("\n");
device_printf(dev, "Writes:");
if (cdp->cap.media & (MST_WRITE_CDR | MST_WRITE_CDRW |
MST_WRITE_DVDR | MST_WRITE_DVDRAM)) {
comma = 0;
if (cdp->cap.media & MST_WRITE_CDR) {
printf(" CDR" ); comma = 1;
}
if (cdp->cap.media & MST_WRITE_CDRW) {
printf("%s CDRW", comma ? "," : ""); comma = 1;
}
if (cdp->cap.media & MST_WRITE_DVDR) {
printf("%s DVDR", comma ? "," : ""); comma = 1;
}
if (cdp->cap.media & MST_WRITE_DVDRAM) {
printf("%s DVDRAM", comma ? "," : ""); comma = 1;
}
if (cdp->cap.media & MST_WRITE_TEST) {
printf("%s test write", comma ? "," : ""); comma = 1;
}
if (cdp->cap.capabilities & MST_BURNPROOF)
printf("%s burnproof", comma ? "," : "");
}
printf("\n");
if (cdp->cap.capabilities & MST_AUDIO_PLAY) {
device_printf(dev, "Audio: ");
if (cdp->cap.capabilities & MST_AUDIO_PLAY)
printf("play");
if (cdp->cap.max_vol_levels)
printf(", %d volume levels", cdp->cap.max_vol_levels);
printf("\n");
}
device_printf(dev, "Mechanism: ");
switch (cdp->cap.mechanism & MST_MECH_MASK) {
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.mechanism & MST_EJECT) ?
"ejectable " : "", mechanism);
else if (cdp->cap.mechanism & MST_EJECT)
printf("ejectable");
if (cdp->cap.mechanism & MST_LOCKABLE)
printf((cdp->cap.mechanism & MST_LOCKED) ? ", locked":", unlocked");
if (cdp->cap.mechanism & MST_PREVENT)
printf(", lock protected");
printf("\n");
if ((cdp->cap.mechanism & MST_MECH_MASK) != MST_MECH_CHANGER) {
device_printf(dev, "Medium: ");
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"); 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"); break;
case MST_AUDIO_120:
printf("120mm audio disc"); break;
case MST_COMB_120:
printf("120mm data/audio disc"); break;
case MST_PHOTO_120:
printf("120mm photo disc"); break;
case MST_DATA_80:
printf("80mm data disc"); break;
case MST_AUDIO_80:
printf("80mm audio disc"); break;
case MST_COMB_80:
printf("80mm data/audio disc"); break;
case MST_PHOTO_80:
printf("80mm photo disc"); break;
case MST_FMT_NONE:
switch (cdp->cap.medium_type & MST_TYPE_MASK_HIGH) {
case MST_CDROM:
printf("unknown"); break;
case MST_CDR:
case MST_CDRW:
printf("blank"); break;
}
break;
default:
printf("unknown (0x%x)", cdp->cap.medium_type); break;
}
}
printf("\n");
}
}
else {
device_printf(dev, "%s ",
(cdp->cap.media & MST_WRITE_DVDR) ? "DVDR" :
(cdp->cap.media & MST_WRITE_DVDRAM) ? "DVDRAM" :
(cdp->cap.media & MST_WRITE_CDRW) ? "CDRW" :
(cdp->cap.media & MST_WRITE_CDR) ? "CDR" :
(cdp->cap.media & MST_READ_DVDROM) ? "DVDROM" :
"CDROM");
if (cdp->changer_info)
printf("with %d CD changer ", cdp->changer_info->slots);
printf("<%.40s/%.8s> at ata%d-%s %s\n",
atadev->param.model, atadev->param.revision,
device_get_unit(ch->dev),
(atadev->unit == ATA_MASTER) ? "master" : "slave",
ata_mode2str(atadev->mode) );
}
}
static device_method_t acd_methods[] = {
/* device interface */
DEVMETHOD(device_probe, acd_probe),
DEVMETHOD(device_attach, acd_attach),
DEVMETHOD(device_detach, acd_detach),
DEVMETHOD(device_shutdown, acd_shutdown),
/* ATA methods */
DEVMETHOD(ata_reinit, acd_reinit),
{ 0, 0 }
};
static driver_t acd_driver = {
"acd",
acd_methods,
0,
};
static devclass_t acd_devclass;
static int
acd_modevent(module_t mod, int what, void *arg)
{
g_modevent(0, what, &acd_class);
return 0;
}
DRIVER_MODULE(acd, ata, acd_driver, acd_devclass, acd_modevent, NULL);
MODULE_VERSION(acd, 1);
MODULE_DEPEND(acd, ata, 1, 1, 1);
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