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-rw-r--r--sys/dev/mcd/mcd.c1601
-rw-r--r--sys/dev/mcd/mcd_isa.c211
-rw-r--r--sys/dev/mcd/mcdreg.h230
-rw-r--r--sys/dev/mcd/mcdvar.h74
4 files changed, 2116 insertions, 0 deletions
diff --git a/sys/dev/mcd/mcd.c b/sys/dev/mcd/mcd.c
new file mode 100644
index 0000000..21c160e
--- /dev/null
+++ b/sys/dev/mcd/mcd.c
@@ -0,0 +1,1601 @@
+/*
+ * Copyright 1993 by Holger Veit (data part)
+ * Copyright 1993 by Brian Moore (audio part)
+ * Changes Copyright 1993 by Gary Clark II
+ * Changes Copyright (C) 1994-1995 by Andrey A. Chernov, Moscow, Russia
+ *
+ * Rewrote probe routine to work on newer Mitsumi drives.
+ * Additional changes (C) 1994 by Jordan K. Hubbard
+ *
+ * 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.
+ * 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. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This software was developed by Holger Veit and Brian Moore
+ * for use with "386BSD" and similar operating systems.
+ * "Similar operating systems" includes mainly non-profit oriented
+ * systems for research and education, including but not restricted to
+ * "NetBSD", "FreeBSD", "Mach" (by CMU).
+ * 4. Neither the name of the developer(s) nor the name "386BSD"
+ * may be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPER(S) ``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 DEVELOPER(S) 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("$FreeBSD$");
+static const char COPYRIGHT[] = "mcd-driver (C)1993 by H.Veit & B.Moore";
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/conf.h>
+#include <sys/fcntl.h>
+#include <sys/bio.h>
+#include <sys/cdio.h>
+#include <sys/disk.h>
+#include <sys/bus.h>
+
+#include <machine/bus_pio.h>
+#include <machine/bus.h>
+#include <machine/resource.h>
+#include <sys/rman.h>
+
+#include <isa/isavar.h>
+
+#include <dev/mcd/mcdreg.h>
+#include <dev/mcd/mcdvar.h>
+
+#define MCD_TRACE(format, args...) \
+{ \
+ if (sc->debug) { \
+ device_printf(sc->dev, "status=0x%02x: ", \
+ sc->data.status); \
+ printf(format, ## args); \
+ } \
+}
+
+#define RAW_PART 2
+
+/* flags */
+#define MCDVALID 0x0001 /* parameters loaded */
+#define MCDINIT 0x0002 /* device is init'd */
+#define MCDNEWMODEL 0x0004 /* device is new model */
+#define MCDLABEL 0x0008 /* label is read */
+#define MCDPROBING 0x0010 /* probing */
+#define MCDREADRAW 0x0020 /* read raw mode (2352 bytes) */
+#define MCDVOLINFO 0x0040 /* already read volinfo */
+#define MCDTOC 0x0080 /* already read toc */
+#define MCDMBXBSY 0x0100 /* local mbx is busy */
+
+/* status */
+#define MCDAUDIOBSY MCD_ST_AUDIOBSY /* playing audio */
+#define MCDDSKCHNG MCD_ST_DSKCHNG /* sensed change of disk */
+#define MCDDSKIN MCD_ST_DSKIN /* sensed disk in drive */
+#define MCDDOOROPEN MCD_ST_DOOROPEN /* sensed door open */
+
+/* These are apparently the different states a mitsumi can get up to */
+#define MCDCDABSENT 0x0030
+#define MCDCDPRESENT 0x0020
+#define MCDSCLOSED 0x0080
+#define MCDSOPEN 0x00a0
+
+#define MCD_MD_UNKNOWN (-1)
+
+#define MCD_TYPE_UNKNOWN 0
+#define MCD_TYPE_LU002S 1
+#define MCD_TYPE_LU005S 2
+#define MCD_TYPE_LU006S 3
+#define MCD_TYPE_FX001 4
+#define MCD_TYPE_FX001D 5
+
+/* reader state machine */
+#define MCD_S_BEGIN 0
+#define MCD_S_BEGIN1 1
+#define MCD_S_WAITSTAT 2
+#define MCD_S_WAITMODE 3
+#define MCD_S_WAITREAD 4
+
+/* prototypes */
+static void mcd_start(struct mcd_softc *);
+#ifdef NOTYET
+static void mcd_configure(struct mcd_softc *sc);
+#endif
+static int mcd_get(struct mcd_softc *, char *buf, int nmax);
+static int mcd_setflags(struct mcd_softc *);
+static int mcd_getstat(struct mcd_softc *,int sflg);
+static int mcd_send(struct mcd_softc *, int cmd,int nretrys);
+static void hsg2msf(int hsg, bcd_t *msf);
+static int msf2hsg(bcd_t *msf, int relative);
+static int mcd_volinfo(struct mcd_softc *);
+static int mcd_waitrdy(struct mcd_softc *,int dly);
+static timeout_t mcd_timeout;
+static void mcd_doread(struct mcd_softc *, int state, struct mcd_mbx *mbxin);
+static void mcd_soft_reset(struct mcd_softc *);
+static int mcd_hard_reset(struct mcd_softc *);
+static int mcd_setmode(struct mcd_softc *, int mode);
+static int mcd_getqchan(struct mcd_softc *, struct mcd_qchninfo *q);
+static int mcd_subchan(struct mcd_softc *, struct ioc_read_subchannel *sc);
+static int mcd_toc_header(struct mcd_softc *, struct ioc_toc_header *th);
+static int mcd_read_toc(struct mcd_softc *);
+static int mcd_toc_entrys(struct mcd_softc *, struct ioc_read_toc_entry *te);
+#if 0
+static int mcd_toc_entry(struct mcd_softc *, struct ioc_read_toc_single_entry *te);
+#endif
+static int mcd_stop(struct mcd_softc *);
+static int mcd_eject(struct mcd_softc *);
+static int mcd_inject(struct mcd_softc *);
+static int mcd_playtracks(struct mcd_softc *, struct ioc_play_track *pt);
+static int mcd_play(struct mcd_softc *, struct mcd_read2 *pb);
+static int mcd_playmsf(struct mcd_softc *, struct ioc_play_msf *pt);
+static int mcd_playblocks(struct mcd_softc *, struct ioc_play_blocks *);
+static int mcd_pause(struct mcd_softc *);
+static int mcd_resume(struct mcd_softc *);
+static int mcd_lock_door(struct mcd_softc *, int lock);
+static int mcd_close_tray(struct mcd_softc *);
+static int mcd_size(dev_t dev);
+
+static d_open_t mcdopen;
+static d_close_t mcdclose;
+static d_ioctl_t mcdioctl;
+static d_strategy_t mcdstrategy;
+
+#define CDEV_MAJOR 29
+
+static struct cdevsw mcd_cdevsw = {
+ .d_open = mcdopen,
+ .d_close = mcdclose,
+ .d_read = physread,
+ .d_ioctl = mcdioctl,
+ .d_strategy = mcdstrategy,
+ .d_name = "mcd",
+ .d_maj = CDEV_MAJOR,
+ .d_flags = D_DISK,
+};
+
+#define MCD_RETRYS 5
+#define MCD_RDRETRYS 8
+
+#define CLOSE_TRAY_SECS 8
+#define DISK_SENSE_SECS 3
+#define WAIT_FRAC 4
+
+/* several delays */
+#define RDELAY_WAITSTAT 300
+#define RDELAY_WAITMODE 300
+#define RDELAY_WAITREAD 800
+
+#define MIN_DELAY 15
+#define DELAY_GETREPLY 5000000
+
+int
+mcd_attach(struct mcd_softc *sc)
+{
+ int unit;
+
+ unit = device_get_unit(sc->dev);
+
+ sc->data.flags |= MCDINIT;
+ mcd_soft_reset(sc);
+ bioq_init(&sc->data.head);
+
+#ifdef NOTYET
+ /* wire controller for interrupts and dma */
+ mcd_configure(sc);
+#endif
+ /* name filled in probe */
+ sc->mcd_dev_t = make_dev(&mcd_cdevsw, 8 * unit,
+ UID_ROOT, GID_OPERATOR, 0640, "mcd%d", unit);
+
+ sc->mcd_dev_t->si_drv1 = (void *)sc;
+
+ return (0);
+}
+
+static int
+mcdopen(dev_t dev, int flags, int fmt, struct thread *td)
+{
+ struct mcd_softc *sc;
+ int r,retry;
+
+ sc = (struct mcd_softc *)dev->si_drv1;
+
+ /* not initialized*/
+ if (!(sc->data.flags & MCDINIT))
+ return (ENXIO);
+
+ /* invalidated in the meantime? mark all open part's invalid */
+ if (!(sc->data.flags & MCDVALID) && sc->data.openflags)
+ return (ENXIO);
+
+ if (mcd_getstat(sc, 1) == -1)
+ return (EIO);
+
+ if ( (sc->data.status & (MCDDSKCHNG|MCDDOOROPEN))
+ || !(sc->data.status & MCDDSKIN))
+ for (retry = 0; retry < DISK_SENSE_SECS * WAIT_FRAC; retry++) {
+ (void) tsleep((caddr_t)sc, PSOCK | PCATCH, "mcdsn1", hz/WAIT_FRAC);
+ if ((r = mcd_getstat(sc, 1)) == -1)
+ return (EIO);
+ if (r != -2)
+ break;
+ }
+
+ if (sc->data.status & MCDDOOROPEN) {
+ device_printf(sc->dev, "door is open\n");
+ return (ENXIO);
+ }
+ if (!(sc->data.status & MCDDSKIN)) {
+ device_printf(sc->dev, "no CD inside\n");
+ return (ENXIO);
+ }
+ if (sc->data.status & MCDDSKCHNG) {
+ device_printf(sc->dev, "CD not sensed\n");
+ return (ENXIO);
+ }
+
+ if (mcd_size(dev) < 0) {
+ device_printf(sc->dev, "failed to get disk size\n");
+ return (ENXIO);
+ }
+
+ dev->si_bsize_phys = sc->data.blksize;
+
+ sc->data.openflags = 1;
+ sc->data.partflags |= MCDREADRAW;
+ sc->data.flags |= MCDVALID;
+
+ (void) mcd_lock_door(sc, MCD_LK_LOCK);
+ if (!(sc->data.flags & MCDVALID))
+ return (ENXIO);
+
+ return mcd_read_toc(sc);
+}
+
+static int
+mcdclose(dev_t dev, int flags, int fmt, struct thread *td)
+{
+ struct mcd_softc *sc;
+
+ sc = (struct mcd_softc *)dev->si_drv1;
+
+ if (!(sc->data.flags & MCDINIT) || !sc->data.openflags)
+ return (ENXIO);
+
+ (void) mcd_lock_door(sc, MCD_LK_UNLOCK);
+ sc->data.openflags = 0;
+ sc->data.partflags &= ~MCDREADRAW;
+
+ return (0);
+}
+
+static void
+mcdstrategy(struct bio *bp)
+{
+ struct mcd_softc *sc;
+ int s;
+
+ sc = (struct mcd_softc *)bp->bio_dev->si_drv1;
+
+ /* if device invalidated (e.g. media change, door open), error */
+ if (!(sc->data.flags & MCDVALID)) {
+ device_printf(sc->dev, "media changed\n");
+ bp->bio_error = EIO;
+ goto bad;
+ }
+
+ /* read only */
+ if (!(bp->bio_cmd == BIO_READ)) {
+ bp->bio_error = EROFS;
+ goto bad;
+ }
+
+ /* no data to read */
+ if (bp->bio_bcount == 0)
+ goto done;
+
+ if (!(sc->data.flags & MCDTOC)) {
+ bp->bio_error = EIO;
+ goto bad;
+ }
+
+ bp->bio_resid = 0;
+
+ /* queue it */
+ s = splbio();
+ bioq_disksort(&sc->data.head, bp);
+ splx(s);
+
+ /* now check whether we can perform processing */
+ mcd_start(sc);
+ return;
+
+bad:
+ bp->bio_flags |= BIO_ERROR;
+done:
+ bp->bio_resid = bp->bio_bcount;
+ biodone(bp);
+ return;
+}
+
+static void
+mcd_start(struct mcd_softc *sc)
+{
+ struct bio *bp;
+ int s = splbio();
+
+ if (sc->data.flags & MCDMBXBSY) {
+ splx(s);
+ return;
+ }
+
+ bp = bioq_first(&sc->data.head);
+ if (bp != 0) {
+ /* block found to process, dequeue */
+ /*MCD_TRACE("mcd_start: found block bp=0x%x\n",bp,0,0,0);*/
+ bioq_remove(&sc->data.head, bp);
+ sc->data.flags |= MCDMBXBSY;
+ splx(s);
+ } else {
+ /* nothing to do */
+ splx(s);
+ return;
+ }
+
+ sc->data.mbx.retry = MCD_RETRYS;
+ sc->data.mbx.bp = bp;
+
+ mcd_doread(sc, MCD_S_BEGIN,&(sc->data.mbx));
+ return;
+}
+
+static int
+mcdioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct thread *td)
+{
+ struct mcd_softc *sc;
+ int retry,r;
+
+ sc = (struct mcd_softc *)dev->si_drv1;
+
+ if (mcd_getstat(sc, 1) == -1) /* detect disk change too */
+ return (EIO);
+MCD_TRACE("ioctl called 0x%lx\n", cmd);
+
+ switch (cmd) {
+ case CDIOCSETPATCH:
+ case CDIOCGETVOL:
+ case CDIOCSETVOL:
+ case CDIOCSETMONO:
+ case CDIOCSETSTERIO:
+ case CDIOCSETMUTE:
+ case CDIOCSETLEFT:
+ case CDIOCSETRIGHT:
+ return (EINVAL);
+ case CDIOCEJECT:
+ return mcd_eject(sc);
+ case CDIOCSETDEBUG:
+ sc->data.debug = 1;
+ return (0);
+ case CDIOCCLRDEBUG:
+ sc->data.debug = 0;
+ return (0);
+ case CDIOCRESET:
+ return mcd_hard_reset(sc);
+ case CDIOCALLOW:
+ return mcd_lock_door(sc, MCD_LK_UNLOCK);
+ case CDIOCPREVENT:
+ return mcd_lock_door(sc, MCD_LK_LOCK);
+ case CDIOCCLOSE:
+ return mcd_inject(sc);
+ }
+
+ if (!(sc->data.flags & MCDVALID)) {
+ if ( (sc->data.status & (MCDDSKCHNG|MCDDOOROPEN))
+ || !(sc->data.status & MCDDSKIN))
+ for (retry = 0; retry < DISK_SENSE_SECS * WAIT_FRAC; retry++) {
+ (void) tsleep((caddr_t)sc, PSOCK | PCATCH, "mcdsn2", hz/WAIT_FRAC);
+ if ((r = mcd_getstat(sc, 1)) == -1)
+ return (EIO);
+ if (r != -2)
+ break;
+ }
+ if ( (sc->data.status & (MCDDOOROPEN|MCDDSKCHNG))
+ || !(sc->data.status & MCDDSKIN)
+ || mcd_size(dev) < 0
+ )
+ return (ENXIO);
+ sc->data.flags |= MCDVALID;
+ sc->data.partflags |= MCDREADRAW;
+ (void) mcd_lock_door(sc, MCD_LK_LOCK);
+ if (!(sc->data.flags & MCDVALID))
+ return (ENXIO);
+ }
+
+ switch (cmd) {
+ case DIOCGMEDIASIZE:
+ *(off_t *)addr = (off_t)sc->data.disksize * sc->data.blksize;
+ return (0);
+ case DIOCGSECTORSIZE:
+ *(u_int *)addr = sc->data.blksize;
+ return (0);
+
+ case CDIOCPLAYTRACKS:
+ return mcd_playtracks(sc, (struct ioc_play_track *) addr);
+ case CDIOCPLAYBLOCKS:
+ return mcd_playblocks(sc, (struct ioc_play_blocks *) addr);
+ case CDIOCPLAYMSF:
+ return mcd_playmsf(sc, (struct ioc_play_msf *) addr);
+ case CDIOCREADSUBCHANNEL:
+ return mcd_subchan(sc, (struct ioc_read_subchannel *) addr);
+ case CDIOREADTOCHEADER:
+ return mcd_toc_header(sc, (struct ioc_toc_header *) addr);
+ case CDIOREADTOCENTRYS:
+ return mcd_toc_entrys(sc, (struct ioc_read_toc_entry *) addr);
+ case CDIOCRESUME:
+ return mcd_resume(sc);
+ case CDIOCPAUSE:
+ return mcd_pause(sc);
+ case CDIOCSTART:
+ if (mcd_setmode(sc, MCD_MD_COOKED) != 0)
+ return (EIO);
+ return (0);
+ case CDIOCSTOP:
+ return mcd_stop(sc);
+ default:
+ return (ENOTTY);
+ }
+ /*NOTREACHED*/
+}
+
+static int
+mcd_size(dev_t dev)
+{
+ struct mcd_softc *sc;
+ int size;
+
+ sc = (struct mcd_softc *)dev->si_drv1;
+
+ if (mcd_volinfo(sc) == 0) {
+ sc->data.blksize = MCDBLK;
+ size = msf2hsg(sc->data.volinfo.vol_msf, 0);
+ sc->data.disksize = size * (MCDBLK/DEV_BSIZE);
+ return (0);
+ }
+ return (-1);
+}
+
+/***************************************************************
+ * lower level of driver starts here
+ **************************************************************/
+
+#ifdef NOTDEF
+static char
+irqs[] = {
+ 0x00,0x00,0x10,0x20,0x00,0x30,0x00,0x00,
+ 0x00,0x10,0x40,0x50,0x00,0x00,0x00,0x00
+};
+
+static char
+drqs[] = {
+ 0x00,0x01,0x00,0x03,0x00,0x05,0x06,0x07,
+};
+#endif
+
+#ifdef NOT_YET
+static void
+mcd_configure(struct mcd_softc *sc)
+{
+ MCD_WRITE(sc, MCD_REG_CONFIG, sc->data.config);
+}
+#endif
+
+/* Wait for non-busy - return 0 on timeout */
+static int
+twiddle_thumbs(struct mcd_softc *sc, int count, char *whine)
+{
+ int i;
+
+ for (i = 0; i < count; i++) {
+ if (!(MCD_READ(sc, MCD_FLAGS) & MFL_STATUS_NOT_AVAIL))
+ return (1);
+ }
+ if (bootverbose)
+ device_printf(sc->dev, "timeout %s\n", whine);
+ return (0);
+}
+
+/* check to see if a Mitsumi CD-ROM is attached to the ISA bus */
+
+int
+mcd_probe(struct mcd_softc *sc)
+{
+ int i, j;
+ unsigned char stbytes[3];
+
+ sc->data.flags = MCDPROBING;
+
+#ifdef NOTDEF
+ /* get irq/drq configuration word */
+ sc->data.config = irqs[dev->id_irq]; /* | drqs[dev->id_drq];*/
+#else
+ sc->data.config = 0;
+#endif
+
+ /* send a reset */
+ MCD_WRITE(sc, MCD_FLAGS, M_RESET);
+
+ /*
+ * delay awhile by getting any pending garbage (old data) and
+ * throwing it away.
+ */
+ for (i = 1000000; i != 0; i--)
+ (void)MCD_READ(sc, MCD_FLAGS);
+
+ /* Get status */
+ MCD_WRITE(sc, MCD_DATA, MCD_CMDGETSTAT);
+ if (!twiddle_thumbs(sc, 1000000, "getting status"))
+ return (ENXIO); /* Timeout */
+ /* Get version information */
+ MCD_WRITE(sc, MCD_DATA, MCD_CMDCONTINFO);
+ for (j = 0; j < 3; j++) {
+ if (!twiddle_thumbs(sc, 3000, "getting version info"))
+ return (ENXIO);
+ stbytes[j] = (MCD_READ(sc, MCD_DATA) & 0xFF);
+ }
+ if (stbytes[1] == stbytes[2])
+ return (ENXIO);
+ if (stbytes[2] >= 4 || stbytes[1] != 'M') {
+ MCD_WRITE(sc, MCD_CTRL, M_PICKLE);
+ sc->data.flags |= MCDNEWMODEL;
+ }
+ sc->data.read_command = MCD_CMDSINGLESPEEDREAD;
+ switch (stbytes[1]) {
+ case 'M':
+ if (stbytes[2] <= 2) {
+ sc->data.type = MCD_TYPE_LU002S;
+ sc->data.name = "Mitsumi LU002S";
+ } else if (stbytes[2] <= 5) {
+ sc->data.type = MCD_TYPE_LU005S;
+ sc->data.name = "Mitsumi LU005S";
+ } else {
+ sc->data.type = MCD_TYPE_LU006S;
+ sc->data.name = "Mitsumi LU006S";
+ }
+ break;
+ case 'F':
+ sc->data.type = MCD_TYPE_FX001;
+ sc->data.name = "Mitsumi FX001";
+ break;
+ case 'D':
+ sc->data.type = MCD_TYPE_FX001D;
+ sc->data.name = "Mitsumi FX001D";
+ sc->data.read_command = MCD_CMDDOUBLESPEEDREAD;
+ break;
+ default:
+ sc->data.type = MCD_TYPE_UNKNOWN;
+ sc->data.name = "Mitsumi ???";
+ break;
+ }
+
+ if (bootverbose)
+ device_printf(sc->dev, "type %s, version info: %c %x\n",
+ sc->data.name, stbytes[1], stbytes[2]);
+
+ return (0);
+}
+
+
+static int
+mcd_waitrdy(struct mcd_softc *sc, int dly)
+{
+ int i;
+
+ /* wait until flag port senses status ready */
+ for (i=0; i<dly; i+=MIN_DELAY) {
+ if (!(MCD_READ(sc, MCD_FLAGS) & MFL_STATUS_NOT_AVAIL))
+ return (0);
+ DELAY(MIN_DELAY);
+ }
+ return (-1);
+}
+
+static int
+mcd_getreply(struct mcd_softc *sc, int dly)
+{
+
+ /* wait data to become ready */
+ if (mcd_waitrdy(sc, dly)<0) {
+ device_printf(sc->dev, "timeout getreply\n");
+ return (-1);
+ }
+
+ /* get the data */
+ return (MCD_READ(sc, MCD_REG_STATUS) & 0xFF);
+}
+
+static int
+mcd_getstat(struct mcd_softc *sc, int sflg)
+{
+ int i;
+
+ /* get the status */
+ if (sflg)
+ MCD_WRITE(sc, MCD_REG_COMMAND, MCD_CMDGETSTAT);
+ i = mcd_getreply(sc, DELAY_GETREPLY);
+ if (i<0 || (i & MCD_ST_CMDCHECK)) {
+ sc->data.curr_mode = MCD_MD_UNKNOWN;
+ return (-1);
+ }
+
+ sc->data.status = i;
+
+ if (mcd_setflags(sc) < 0)
+ return (-2);
+ return (sc->data.status);
+}
+
+static int
+mcd_setflags(struct mcd_softc *sc)
+{
+
+ /* check flags */
+ if ( (sc->data.status & (MCDDSKCHNG|MCDDOOROPEN))
+ || !(sc->data.status & MCDDSKIN)) {
+ MCD_TRACE("setflags: sensed DSKCHNG or DOOROPEN or !DSKIN\n");
+ mcd_soft_reset(sc);
+ return (-1);
+ }
+
+ if (sc->data.status & MCDAUDIOBSY)
+ sc->data.audio_status = CD_AS_PLAY_IN_PROGRESS;
+ else if (sc->data.audio_status == CD_AS_PLAY_IN_PROGRESS)
+ sc->data.audio_status = CD_AS_PLAY_COMPLETED;
+ return (0);
+}
+
+static int
+mcd_get(struct mcd_softc *sc, char *buf, int nmax)
+{
+ int i,k;
+
+ for (i=0; i<nmax; i++) {
+ /* wait for data */
+ if ((k = mcd_getreply(sc, DELAY_GETREPLY)) < 0) {
+ device_printf(sc->dev, "timeout mcd_get\n");
+ return (-1);
+ }
+ buf[i] = k;
+ }
+ return (i);
+}
+
+static int
+mcd_send(struct mcd_softc *sc, int cmd,int nretrys)
+{
+ int i,k=0;
+
+/*MCD_TRACE("mcd_send: command = 0x%02x\n",cmd,0,0,0);*/
+ for (i=0; i<nretrys; i++) {
+ MCD_WRITE(sc, MCD_REG_COMMAND, cmd);
+ if ((k=mcd_getstat(sc, 0)) != -1)
+ break;
+ }
+ if (k == -2) {
+ device_printf(sc->dev, "media changed\n");
+ return (-1);
+ }
+ if (i == nretrys) {
+ device_printf(sc->dev, "mcd_send retry cnt exceeded\n");
+ return (-1);
+ }
+/*MCD_TRACE("mcd_send: done\n",0,0,0,0);*/
+ return (0);
+}
+
+static void
+hsg2msf(int hsg, bcd_t *msf)
+{
+ hsg += 150;
+ F_msf(msf) = bin2bcd(hsg % 75);
+ hsg /= 75;
+ S_msf(msf) = bin2bcd(hsg % 60);
+ hsg /= 60;
+ M_msf(msf) = bin2bcd(hsg);
+}
+
+static int
+msf2hsg(bcd_t *msf, int relative)
+{
+ return (bcd2bin(M_msf(msf)) * 60 + bcd2bin(S_msf(msf))) * 75 +
+ bcd2bin(F_msf(msf)) - (!relative) * 150;
+}
+
+static int
+mcd_volinfo(struct mcd_softc *sc)
+{
+
+ /* Just return if we already have it */
+ if (sc->data.flags & MCDVOLINFO) return (0);
+
+/*MCD_TRACE("mcd_volinfo: enter\n",0,0,0,0);*/
+
+ /* send volume info command */
+ if (mcd_send(sc, MCD_CMDGETVOLINFO,MCD_RETRYS) < 0)
+ return (EIO);
+
+ /* get data */
+ if (mcd_get(sc, (char*) &sc->data.volinfo,sizeof(struct mcd_volinfo)) < 0) {
+ device_printf(sc->dev, "mcd_volinfo: error read data\n");
+ return (EIO);
+ }
+
+ if (sc->data.volinfo.trk_low > 0 &&
+ sc->data.volinfo.trk_high >= sc->data.volinfo.trk_low
+ ) {
+ sc->data.flags |= MCDVOLINFO; /* volinfo is OK */
+ return (0);
+ }
+
+ return (EINVAL);
+}
+
+/* state machine to process read requests
+ * initialize with MCD_S_BEGIN: calculate sizes, and read status
+ * MCD_S_WAITSTAT: wait for status reply, set mode
+ * MCD_S_WAITMODE: waits for status reply from set mode, set read command
+ * MCD_S_WAITREAD: wait for read ready, read data
+ */
+static void
+mcd_timeout(void *arg)
+{
+ struct mcd_softc *sc;
+
+ sc = (struct mcd_softc *)arg;
+
+ mcd_doread(sc, sc->ch_state, sc->ch_mbxsave);
+}
+
+static void
+mcd_doread(struct mcd_softc *sc, int state, struct mcd_mbx *mbxin)
+{
+ struct mcd_mbx *mbx;
+ struct bio *bp;
+ int rm, i, k;
+ struct mcd_read2 rbuf;
+ int blknum;
+ caddr_t addr;
+
+ mbx = (state!=MCD_S_BEGIN) ? sc->ch_mbxsave : mbxin;
+ bp = mbx->bp;
+
+loop:
+ switch (state) {
+ case MCD_S_BEGIN:
+ mbx = sc->ch_mbxsave = mbxin;
+
+ case MCD_S_BEGIN1:
+retry_status:
+ /* get status */
+ MCD_WRITE(sc, MCD_REG_COMMAND, MCD_CMDGETSTAT);
+ mbx->count = RDELAY_WAITSTAT;
+ sc->ch_state = MCD_S_WAITSTAT;
+ sc->ch = timeout(mcd_timeout, (caddr_t)sc, hz/100); /* XXX */
+ return;
+ case MCD_S_WAITSTAT:
+ sc->ch_state = MCD_S_WAITSTAT;
+ untimeout(mcd_timeout,(caddr_t)sc, sc->ch);
+ if (mbx->count-- >= 0) {
+ if (MCD_READ(sc, MCD_FLAGS) & MFL_STATUS_NOT_AVAIL) {
+ sc->ch_state = MCD_S_WAITSTAT;
+ timeout(mcd_timeout, (caddr_t)sc, hz/100); /* XXX */
+ return;
+ }
+ sc->data.status = MCD_READ(sc, MCD_REG_STATUS) & 0xFF;
+ if (sc->data.status & MCD_ST_CMDCHECK)
+ goto retry_status;
+ if (mcd_setflags(sc) < 0)
+ goto changed;
+ MCD_TRACE("got WAITSTAT delay=%d\n",
+ RDELAY_WAITSTAT-mbx->count);
+ /* reject, if audio active */
+ if (sc->data.status & MCDAUDIOBSY) {
+ device_printf(sc->dev, "audio is active\n");
+ goto readerr;
+ }
+
+retry_mode:
+ /* to check for raw/cooked mode */
+ if (sc->data.flags & MCDREADRAW) {
+ rm = MCD_MD_RAW;
+ mbx->sz = MCDRBLK;
+ } else {
+ rm = MCD_MD_COOKED;
+ mbx->sz = sc->data.blksize;
+ }
+
+ if (rm == sc->data.curr_mode)
+ goto modedone;
+
+ mbx->count = RDELAY_WAITMODE;
+
+ sc->data.curr_mode = MCD_MD_UNKNOWN;
+ mbx->mode = rm;
+ MCD_WRITE(sc, MCD_REG_COMMAND, MCD_CMDSETMODE);
+ MCD_WRITE(sc, MCD_REG_COMMAND, rm);
+
+ sc->ch_state = MCD_S_WAITMODE;
+ sc->ch = timeout(mcd_timeout, (caddr_t)sc, hz/100); /* XXX */
+ return;
+ } else {
+ device_printf(sc->dev, "timeout getstatus\n");
+ goto readerr;
+ }
+
+ case MCD_S_WAITMODE:
+ sc->ch_state = MCD_S_WAITMODE;
+ untimeout(mcd_timeout, (caddr_t)sc, sc->ch);
+ if (mbx->count-- < 0) {
+ device_printf(sc->dev, "timeout set mode\n");
+ goto readerr;
+ }
+ if (MCD_READ(sc, MCD_FLAGS) & MFL_STATUS_NOT_AVAIL) {
+ sc->ch_state = MCD_S_WAITMODE;
+ sc->ch = timeout(mcd_timeout, (caddr_t)sc, hz/100);
+ return;
+ }
+ sc->data.status = MCD_READ(sc, MCD_REG_STATUS) & 0xFF;
+ if (sc->data.status & MCD_ST_CMDCHECK) {
+ sc->data.curr_mode = MCD_MD_UNKNOWN;
+ goto retry_mode;
+ }
+ if (mcd_setflags(sc) < 0)
+ goto changed;
+ sc->data.curr_mode = mbx->mode;
+ MCD_TRACE("got WAITMODE delay=%d\n",
+ RDELAY_WAITMODE-mbx->count);
+modedone:
+ /* for first block */
+ mbx->nblk = (bp->bio_bcount + (mbx->sz-1)) / mbx->sz;
+ mbx->skip = 0;
+
+nextblock:
+ blknum = bp->bio_offset / mbx->sz + mbx->skip/mbx->sz;
+
+ MCD_TRACE("mcd_doread: read blknum=%d for bp=%p\n",
+ blknum, bp);
+
+ /* build parameter block */
+ hsg2msf(blknum,rbuf.start_msf);
+retry_read:
+ /* send the read command */
+ critical_enter();
+ MCD_WRITE(sc, MCD_REG_COMMAND, sc->data.read_command);
+ MCD_WRITE(sc, MCD_REG_COMMAND, rbuf.start_msf[0]);
+ MCD_WRITE(sc, MCD_REG_COMMAND, rbuf.start_msf[1]);
+ MCD_WRITE(sc, MCD_REG_COMMAND, rbuf.start_msf[2]);
+ MCD_WRITE(sc, MCD_REG_COMMAND, 0);
+ MCD_WRITE(sc, MCD_REG_COMMAND, 0);
+ MCD_WRITE(sc, MCD_REG_COMMAND, 1);
+ critical_exit();
+
+ /* Spin briefly (<= 2ms) to avoid missing next block */
+ for (i = 0; i < 20; i++) {
+ k = MCD_READ(sc, MCD_FLAGS);
+ if (!(k & MFL_DATA_NOT_AVAIL))
+ goto got_it;
+ DELAY(100);
+ }
+
+ mbx->count = RDELAY_WAITREAD;
+ sc->ch_state = MCD_S_WAITREAD;
+ sc->ch = timeout(mcd_timeout, (caddr_t)sc, hz/100); /* XXX */
+ return;
+ case MCD_S_WAITREAD:
+ sc->ch_state = MCD_S_WAITREAD;
+ untimeout(mcd_timeout, (caddr_t)sc, sc->ch);
+ if (mbx->count-- > 0) {
+ k = MCD_READ(sc, MCD_FLAGS);
+ if (!(k & MFL_DATA_NOT_AVAIL)) { /* XXX */
+ MCD_TRACE("got data delay=%d\n",
+ RDELAY_WAITREAD-mbx->count);
+ got_it:
+ /* data is ready */
+ addr = bp->bio_data + mbx->skip;
+
+ MCD_WRITE(sc, MCD_REG_CTL2,0x04); /* XXX */
+ for (i=0; i<mbx->sz; i++)
+ *addr++ = MCD_READ(sc, MCD_REG_RDATA);
+ MCD_WRITE(sc, MCD_REG_CTL2,0x0c); /* XXX */
+
+ k = MCD_READ(sc, MCD_FLAGS);
+ /* If we still have some junk, read it too */
+ if (!(k & MFL_DATA_NOT_AVAIL)) {
+ MCD_WRITE(sc, MCD_REG_CTL2, 0x04); /* XXX */
+ (void)MCD_READ(sc, MCD_REG_RDATA);
+ (void)MCD_READ(sc, MCD_REG_RDATA);
+ MCD_WRITE(sc, MCD_REG_CTL2, 0x0c); /* XXX */
+ }
+
+ if (--mbx->nblk > 0) {
+ mbx->skip += mbx->sz;
+ goto nextblock;
+ }
+
+ /* return buffer */
+ bp->bio_resid = 0;
+ biodone(bp);
+
+ sc->data.flags &= ~(MCDMBXBSY|MCDREADRAW);
+ mcd_start(sc);
+ return;
+ }
+ if (!(k & MFL_STATUS_NOT_AVAIL)) {
+ sc->data.status = MCD_READ(sc, MCD_REG_STATUS) & 0xFF;
+ if (sc->data.status & MCD_ST_CMDCHECK)
+ goto retry_read;
+ if (mcd_setflags(sc) < 0)
+ goto changed;
+ }
+ sc->ch_state = MCD_S_WAITREAD;
+ sc->ch = timeout(mcd_timeout, (caddr_t)sc, hz/100); /* XXX */
+ return;
+ } else {
+ device_printf(sc->dev, "timeout read data\n");
+ goto readerr;
+ }
+ }
+
+readerr:
+ if (mbx->retry-- > 0) {
+ device_printf(sc->dev, "retrying\n");
+ state = MCD_S_BEGIN1;
+ goto loop;
+ }
+harderr:
+ /* invalidate the buffer */
+ bp->bio_flags |= BIO_ERROR;
+ bp->bio_resid = bp->bio_bcount;
+ biodone(bp);
+
+ sc->data.flags &= ~(MCDMBXBSY|MCDREADRAW);
+ mcd_start(sc);
+ return;
+
+changed:
+ device_printf(sc->dev, "media changed\n");
+ goto harderr;
+
+#ifdef NOTDEF
+ device_printf(sc->dev, "unit timeout, resetting\n");
+ MCD_WRITE(sc, MCD_REG_RESET, MCD_CMDRESET);
+ DELAY(300000);
+ (void)mcd_getstat(sc, 1);
+ (void)mcd_getstat(sc, 1);
+ /*sc->data.status &= ~MCDDSKCHNG; */
+ sc->data.debug = 1; /* preventive set debug mode */
+
+#endif
+
+}
+
+static int
+mcd_lock_door(struct mcd_softc *sc, int lock)
+{
+
+ MCD_WRITE(sc, MCD_REG_COMMAND, MCD_CMDLOCKDRV);
+ MCD_WRITE(sc, MCD_REG_COMMAND, lock);
+ if (mcd_getstat(sc, 0) == -1)
+ return (EIO);
+ return (0);
+}
+
+static int
+mcd_close_tray(struct mcd_softc *sc)
+{
+ int retry, r;
+
+ if (mcd_getstat(sc, 1) == -1)
+ return (EIO);
+ if (sc->data.status & MCDDOOROPEN) {
+ MCD_WRITE(sc, MCD_REG_COMMAND, MCD_CMDCLOSETRAY);
+ for (retry = 0; retry < CLOSE_TRAY_SECS * WAIT_FRAC; retry++) {
+ if (MCD_READ(sc, MCD_FLAGS) & MFL_STATUS_NOT_AVAIL)
+ (void) tsleep((caddr_t)sc, PSOCK | PCATCH, "mcdcls", hz/WAIT_FRAC);
+ else {
+ if ((r = mcd_getstat(sc, 0)) == -1)
+ return (EIO);
+ return (0);
+ }
+ }
+ return (ENXIO);
+ }
+ return (0);
+}
+
+static int
+mcd_eject(struct mcd_softc *sc)
+{
+ int r;
+
+ if (mcd_getstat(sc, 1) == -1) /* detect disk change too */
+ return (EIO);
+ if (sc->data.status & MCDDOOROPEN)
+ return (0);
+ if ((r = mcd_stop(sc)) == EIO)
+ return (r);
+ MCD_WRITE(sc, MCD_REG_COMMAND, MCD_CMDEJECTDISK);
+ if (mcd_getstat(sc, 0) == -1)
+ return (EIO);
+ return (0);
+}
+
+static int
+mcd_inject(struct mcd_softc *sc)
+{
+
+ if (mcd_getstat(sc, 1) == -1) /* detect disk change too */
+ return (EIO);
+ if (sc->data.status & MCDDOOROPEN)
+ return mcd_close_tray(sc);
+ return (0);
+}
+
+static int
+mcd_hard_reset(struct mcd_softc *sc)
+{
+
+ MCD_WRITE(sc, MCD_REG_RESET, MCD_CMDRESET);
+ sc->data.curr_mode = MCD_MD_UNKNOWN;
+ sc->data.audio_status = CD_AS_AUDIO_INVALID;
+ return (0);
+}
+
+static void
+mcd_soft_reset(struct mcd_softc *sc)
+{
+
+ sc->data.flags &= (MCDINIT|MCDPROBING|MCDNEWMODEL);
+ sc->data.curr_mode = MCD_MD_UNKNOWN;
+ sc->data.partflags = 0;
+ sc->data.audio_status = CD_AS_AUDIO_INVALID;
+}
+
+static int
+mcd_setmode(struct mcd_softc *sc, int mode)
+{
+ int retry, st;
+
+ if (sc->data.curr_mode == mode)
+ return (0);
+ if (sc->data.debug)
+ device_printf(sc->dev, "setting mode to %d\n", mode);
+ for(retry=0; retry<MCD_RETRYS; retry++)
+ {
+ sc->data.curr_mode = MCD_MD_UNKNOWN;
+ MCD_WRITE(sc, MCD_REG_COMMAND, MCD_CMDSETMODE);
+ MCD_WRITE(sc, MCD_REG_COMMAND, mode);
+ if ((st = mcd_getstat(sc, 0)) >= 0) {
+ sc->data.curr_mode = mode;
+ return (0);
+ }
+ if (st == -2) {
+ device_printf(sc->dev, "media changed\n");
+ break;
+ }
+ }
+
+ return (-1);
+}
+
+static int
+mcd_toc_header(struct mcd_softc *sc, struct ioc_toc_header *th)
+{
+ int r;
+
+ if ((r = mcd_volinfo(sc)) != 0)
+ return (r);
+
+ th->starting_track = bcd2bin(sc->data.volinfo.trk_low);
+ th->ending_track = bcd2bin(sc->data.volinfo.trk_high);
+ th->len = 2 * sizeof(u_char) /* start & end tracks */ +
+ (th->ending_track + 1 - th->starting_track + 1) *
+ sizeof(struct cd_toc_entry);
+
+ return (0);
+}
+
+static int
+mcd_read_toc(struct mcd_softc *sc)
+{
+ struct ioc_toc_header th;
+ struct mcd_qchninfo q;
+ int rc, trk, idx, retry;
+
+ /* Only read TOC if needed */
+ if (sc->data.flags & MCDTOC)
+ return (0);
+
+ if (sc->data.debug)
+ device_printf(sc->dev, "reading toc header\n");
+
+ if ((rc = mcd_toc_header(sc, &th)) != 0)
+ return (rc);
+
+ if (mcd_send(sc, MCD_CMDSTOPAUDIO, MCD_RETRYS) < 0)
+ return (EIO);
+
+ if (mcd_setmode(sc, MCD_MD_TOC) != 0)
+ return (EIO);
+
+ if (sc->data.debug)
+ device_printf(sc->dev, "get_toc reading qchannel info\n");
+
+ for(trk=th.starting_track; trk<=th.ending_track; trk++)
+ sc->data.toc[trk].idx_no = 0;
+ trk = th.ending_track - th.starting_track + 1;
+ for(retry=0; retry<600 && trk>0; retry++)
+ {
+ if (mcd_getqchan(sc, &q) < 0) break;
+ idx = bcd2bin(q.idx_no);
+ if (idx>=th.starting_track && idx<=th.ending_track && q.trk_no==0) {
+ if (sc->data.toc[idx].idx_no == 0) {
+ sc->data.toc[idx] = q;
+ trk--;
+ }
+ }
+ }
+
+ if (mcd_setmode(sc, MCD_MD_COOKED) != 0)
+ return (EIO);
+
+ if (trk != 0)
+ return (ENXIO);
+
+ /* add a fake last+1 */
+ idx = th.ending_track + 1;
+ sc->data.toc[idx].control = sc->data.toc[idx-1].control;
+ sc->data.toc[idx].addr_type = sc->data.toc[idx-1].addr_type;
+ sc->data.toc[idx].trk_no = 0;
+ sc->data.toc[idx].idx_no = MCD_LASTPLUS1;
+ sc->data.toc[idx].hd_pos_msf[0] = sc->data.volinfo.vol_msf[0];
+ sc->data.toc[idx].hd_pos_msf[1] = sc->data.volinfo.vol_msf[1];
+ sc->data.toc[idx].hd_pos_msf[2] = sc->data.volinfo.vol_msf[2];
+
+ if (sc->data.debug)
+ { int i;
+ for (i = th.starting_track; i <= idx; i++)
+ device_printf(sc->dev, "trk %d idx %d pos %d %d %d\n",
+ i,
+ sc->data.toc[i].idx_no > 0x99 ? sc->data.toc[i].idx_no :
+ bcd2bin(sc->data.toc[i].idx_no),
+ bcd2bin(sc->data.toc[i].hd_pos_msf[0]),
+ bcd2bin(sc->data.toc[i].hd_pos_msf[1]),
+ bcd2bin(sc->data.toc[i].hd_pos_msf[2]));
+ }
+
+ sc->data.flags |= MCDTOC;
+
+ return (0);
+}
+
+#if 0
+static int
+mcd_toc_entry(struct mcd_softc *sc, struct ioc_read_toc_single_entry *te)
+{
+ struct ioc_toc_header th;
+ int rc, trk;
+
+ if (te->address_format != CD_MSF_FORMAT
+ && te->address_format != CD_LBA_FORMAT)
+ return (EINVAL);
+
+ /* Copy the toc header */
+ if ((rc = mcd_toc_header(sc, &th)) != 0)
+ return (rc);
+
+ /* verify starting track */
+ trk = te->track;
+ if (trk == 0)
+ trk = th.starting_track;
+ else if (trk == MCD_LASTPLUS1)
+ trk = th.ending_track + 1;
+ else if (trk < th.starting_track || trk > th.ending_track + 1)
+ return (EINVAL);
+
+ /* Make sure we have a valid toc */
+ if ((rc=mcd_read_toc(sc)) != 0)
+ return (rc);
+
+ /* Copy the TOC data. */
+ if (sc->data.toc[trk].idx_no == 0)
+ return (EIO);
+
+ te->entry.control = sc->data.toc[trk].control;
+ te->entry.addr_type = sc->data.toc[trk].addr_type;
+ te->entry.track =
+ sc->data.toc[trk].idx_no > 0x99 ? sc->data.toc[trk].idx_no :
+ bcd2bin(sc->data.toc[trk].idx_no);
+ switch (te->address_format) {
+ case CD_MSF_FORMAT:
+ te->entry.addr.msf.unused = 0;
+ te->entry.addr.msf.minute = bcd2bin(sc->data.toc[trk].hd_pos_msf[0]);
+ te->entry.addr.msf.second = bcd2bin(sc->data.toc[trk].hd_pos_msf[1]);
+ te->entry.addr.msf.frame = bcd2bin(sc->data.toc[trk].hd_pos_msf[2]);
+ break;
+ case CD_LBA_FORMAT:
+ te->entry.addr.lba = htonl(msf2hsg(sc->data.toc[trk].hd_pos_msf, 0));
+ break;
+ }
+ return (0);
+}
+#endif
+
+static int
+mcd_toc_entrys(struct mcd_softc *sc, struct ioc_read_toc_entry *te)
+{
+ struct cd_toc_entry entries[MCD_MAXTOCS];
+ struct ioc_toc_header th;
+ int rc, n, trk, len;
+
+ if ( te->data_len < sizeof(entries[0])
+ || (te->data_len % sizeof(entries[0])) != 0
+ || (te->address_format != CD_MSF_FORMAT
+ && te->address_format != CD_LBA_FORMAT)
+ )
+ return (EINVAL);
+
+ /* Copy the toc header */
+ if ((rc = mcd_toc_header(sc, &th)) != 0)
+ return (rc);
+
+ /* verify starting track */
+ trk = te->starting_track;
+ if (trk == 0)
+ trk = th.starting_track;
+ else if (trk == MCD_LASTPLUS1)
+ trk = th.ending_track + 1;
+ else if (trk < th.starting_track || trk > th.ending_track + 1)
+ return (EINVAL);
+
+ len = ((th.ending_track + 1 - trk) + 1) *
+ sizeof(entries[0]);
+ if (te->data_len < len)
+ len = te->data_len;
+ if (len > sizeof(entries))
+ return (EINVAL);
+
+ /* Make sure we have a valid toc */
+ if ((rc=mcd_read_toc(sc)) != 0)
+ return (rc);
+
+ /* Copy the TOC data. */
+ for (n = 0; len > 0 && trk <= th.ending_track + 1; trk++) {
+ if (sc->data.toc[trk].idx_no == 0)
+ continue;
+ entries[n].control = sc->data.toc[trk].control;
+ entries[n].addr_type = sc->data.toc[trk].addr_type;
+ entries[n].track =
+ sc->data.toc[trk].idx_no > 0x99 ? sc->data.toc[trk].idx_no :
+ bcd2bin(sc->data.toc[trk].idx_no);
+ switch (te->address_format) {
+ case CD_MSF_FORMAT:
+ entries[n].addr.msf.unused = 0;
+ entries[n].addr.msf.minute = bcd2bin(sc->data.toc[trk].hd_pos_msf[0]);
+ entries[n].addr.msf.second = bcd2bin(sc->data.toc[trk].hd_pos_msf[1]);
+ entries[n].addr.msf.frame = bcd2bin(sc->data.toc[trk].hd_pos_msf[2]);
+ break;
+ case CD_LBA_FORMAT:
+ entries[n].addr.lba = htonl(msf2hsg(sc->data.toc[trk].hd_pos_msf, 0));
+ break;
+ }
+ len -= sizeof(struct cd_toc_entry);
+ n++;
+ }
+
+ /* copy the data back */
+ return copyout(entries, te->data, n * sizeof(struct cd_toc_entry));
+}
+
+static int
+mcd_stop(struct mcd_softc *sc)
+{
+
+ /* Verify current status */
+ if (sc->data.audio_status != CD_AS_PLAY_IN_PROGRESS &&
+ sc->data.audio_status != CD_AS_PLAY_PAUSED &&
+ sc->data.audio_status != CD_AS_PLAY_COMPLETED) {
+ if (sc->data.debug)
+ device_printf(sc->dev,
+ "stop attempted when not playing, audio status %d\n",
+ sc->data.audio_status);
+ return (EINVAL);
+ }
+ if (sc->data.audio_status == CD_AS_PLAY_IN_PROGRESS)
+ if (mcd_send(sc, MCD_CMDSTOPAUDIO, MCD_RETRYS) < 0)
+ return (EIO);
+ sc->data.audio_status = CD_AS_PLAY_COMPLETED;
+ return (0);
+}
+
+static int
+mcd_getqchan(struct mcd_softc *sc, struct mcd_qchninfo *q)
+{
+
+ if (mcd_send(sc, MCD_CMDGETQCHN, MCD_RETRYS) < 0)
+ return (-1);
+ if (mcd_get(sc, (char *) q, sizeof(struct mcd_qchninfo)) < 0)
+ return (-1);
+ if (sc->data.debug) {
+ device_printf(sc->dev,
+ "getqchan control=0x%x addr_type=0x%x trk=%d ind=%d ttm=%d:%d.%d dtm=%d:%d.%d\n",
+ q->control, q->addr_type,
+ bcd2bin(q->trk_no),
+ bcd2bin(q->idx_no),
+ bcd2bin(q->trk_size_msf[0]),
+ bcd2bin(q->trk_size_msf[1]),
+ bcd2bin(q->trk_size_msf[2]),
+ bcd2bin(q->hd_pos_msf[0]),
+ bcd2bin(q->hd_pos_msf[1]),
+ bcd2bin(q->hd_pos_msf[2]));
+ }
+ return (0);
+}
+
+static int
+mcd_subchan(struct mcd_softc *sc, struct ioc_read_subchannel *sch)
+{
+ struct mcd_qchninfo q;
+ struct cd_sub_channel_info data;
+ int lba;
+
+ if (sc->data.debug)
+ device_printf(sc->dev, "subchan af=%d, df=%d\n",
+ sch->address_format,
+ sch->data_format);
+
+ if (sch->address_format != CD_MSF_FORMAT &&
+ sch->address_format != CD_LBA_FORMAT)
+ return (EINVAL);
+
+ if (sch->data_format != CD_CURRENT_POSITION &&
+ sch->data_format != CD_MEDIA_CATALOG)
+ return (EINVAL);
+
+ if (mcd_setmode(sc, MCD_MD_COOKED) != 0)
+ return (EIO);
+
+ if (mcd_getqchan(sc, &q) < 0)
+ return (EIO);
+
+ data.header.audio_status = sc->data.audio_status;
+ data.what.position.data_format = sch->data_format;
+
+ switch (sch->data_format) {
+ case CD_MEDIA_CATALOG:
+ data.what.media_catalog.mc_valid = 1;
+ data.what.media_catalog.mc_number[0] = '\0';
+ break;
+
+ case CD_CURRENT_POSITION:
+ data.what.position.control = q.control;
+ data.what.position.addr_type = q.addr_type;
+ data.what.position.track_number = bcd2bin(q.trk_no);
+ data.what.position.index_number = bcd2bin(q.idx_no);
+ switch (sch->address_format) {
+ case CD_MSF_FORMAT:
+ data.what.position.reladdr.msf.unused = 0;
+ data.what.position.reladdr.msf.minute = bcd2bin(q.trk_size_msf[0]);
+ data.what.position.reladdr.msf.second = bcd2bin(q.trk_size_msf[1]);
+ data.what.position.reladdr.msf.frame = bcd2bin(q.trk_size_msf[2]);
+ data.what.position.absaddr.msf.unused = 0;
+ data.what.position.absaddr.msf.minute = bcd2bin(q.hd_pos_msf[0]);
+ data.what.position.absaddr.msf.second = bcd2bin(q.hd_pos_msf[1]);
+ data.what.position.absaddr.msf.frame = bcd2bin(q.hd_pos_msf[2]);
+ break;
+ case CD_LBA_FORMAT:
+ lba = msf2hsg(q.trk_size_msf, 1);
+ /*
+ * Pre-gap has index number of 0, and decreasing MSF
+ * address. Must be converted to negative LBA, per
+ * SCSI spec.
+ */
+ if (data.what.position.index_number == 0)
+ lba = -lba;
+ data.what.position.reladdr.lba = htonl(lba);
+ data.what.position.absaddr.lba = htonl(msf2hsg(q.hd_pos_msf, 0));
+ break;
+ }
+ break;
+ }
+
+ return copyout(&data, sch->data, min(sizeof(struct cd_sub_channel_info), sch->data_len));
+}
+
+static int
+mcd_playmsf(struct mcd_softc *sc, struct ioc_play_msf *p)
+{
+ struct mcd_read2 pb;
+
+ if (sc->data.debug)
+ device_printf(sc->dev, "playmsf: from %d:%d.%d to %d:%d.%d\n",
+ p->start_m, p->start_s, p->start_f,
+ p->end_m, p->end_s, p->end_f);
+
+ if ((p->start_m * 60 * 75 + p->start_s * 75 + p->start_f) >=
+ (p->end_m * 60 * 75 + p->end_s * 75 + p->end_f) ||
+ (p->end_m * 60 * 75 + p->end_s * 75 + p->end_f) >
+ M_msf(sc->data.volinfo.vol_msf) * 60 * 75 +
+ S_msf(sc->data.volinfo.vol_msf) * 75 +
+ F_msf(sc->data.volinfo.vol_msf))
+ return (EINVAL);
+
+ pb.start_msf[0] = bin2bcd(p->start_m);
+ pb.start_msf[1] = bin2bcd(p->start_s);
+ pb.start_msf[2] = bin2bcd(p->start_f);
+ pb.end_msf[0] = bin2bcd(p->end_m);
+ pb.end_msf[1] = bin2bcd(p->end_s);
+ pb.end_msf[2] = bin2bcd(p->end_f);
+
+ if (mcd_setmode(sc, MCD_MD_COOKED) != 0)
+ return (EIO);
+
+ return mcd_play(sc, &pb);
+}
+
+static int
+mcd_playtracks(struct mcd_softc *sc, struct ioc_play_track *pt)
+{
+ struct mcd_read2 pb;
+ int a = pt->start_track;
+ int z = pt->end_track;
+ int rc, i;
+
+ if ((rc = mcd_read_toc(sc)) != 0)
+ return (rc);
+
+ if (sc->data.debug)
+ device_printf(sc->dev, "playtracks from %d:%d to %d:%d\n",
+ a, pt->start_index, z, pt->end_index);
+
+ if ( a < bcd2bin(sc->data.volinfo.trk_low)
+ || a > bcd2bin(sc->data.volinfo.trk_high)
+ || a > z
+ || z < bcd2bin(sc->data.volinfo.trk_low)
+ || z > bcd2bin(sc->data.volinfo.trk_high))
+ return (EINVAL);
+
+ for (i = 0; i < 3; i++) {
+ pb.start_msf[i] = sc->data.toc[a].hd_pos_msf[i];
+ pb.end_msf[i] = sc->data.toc[z+1].hd_pos_msf[i];
+ }
+
+ if (mcd_setmode(sc, MCD_MD_COOKED) != 0)
+ return (EIO);
+
+ return mcd_play(sc, &pb);
+}
+
+static int
+mcd_playblocks(struct mcd_softc *sc, struct ioc_play_blocks *p)
+{
+ struct mcd_read2 pb;
+
+ if (sc->data.debug)
+ device_printf(sc->dev, "playblocks: blkno %d length %d\n",
+ p->blk, p->len);
+
+ if (p->blk > sc->data.disksize || p->len > sc->data.disksize ||
+ p->blk < 0 || p->len < 0 ||
+ (p->blk + p->len) > sc->data.disksize)
+ return (EINVAL);
+
+ hsg2msf(p->blk, pb.start_msf);
+ hsg2msf(p->blk + p->len, pb.end_msf);
+
+ if (mcd_setmode(sc, MCD_MD_COOKED) != 0)
+ return (EIO);
+
+ return mcd_play(sc, &pb);
+}
+
+static int
+mcd_play(struct mcd_softc *sc, struct mcd_read2 *pb)
+{
+ int retry, st = -1, status;
+
+ sc->data.lastpb = *pb;
+ for(retry=0; retry<MCD_RETRYS; retry++) {
+
+ critical_enter();
+ MCD_WRITE(sc, MCD_REG_COMMAND, MCD_CMDSINGLESPEEDREAD);
+ MCD_WRITE(sc, MCD_REG_COMMAND, pb->start_msf[0]);
+ MCD_WRITE(sc, MCD_REG_COMMAND, pb->start_msf[1]);
+ MCD_WRITE(sc, MCD_REG_COMMAND, pb->start_msf[2]);
+ MCD_WRITE(sc, MCD_REG_COMMAND, pb->end_msf[0]);
+ MCD_WRITE(sc, MCD_REG_COMMAND, pb->end_msf[1]);
+ MCD_WRITE(sc, MCD_REG_COMMAND, pb->end_msf[2]);
+ critical_exit();
+
+ status=mcd_getstat(sc, 0);
+ if (status == -1)
+ continue;
+ else if (status != -2)
+ st = 0;
+ break;
+ }
+
+ if (status == -2) {
+ device_printf(sc->dev, "media changed\n");
+ return (ENXIO);
+ }
+ if (sc->data.debug)
+ device_printf(sc->dev,
+ "mcd_play retry=%d, status=0x%02x\n", retry, status);
+ if (st < 0)
+ return (ENXIO);
+ sc->data.audio_status = CD_AS_PLAY_IN_PROGRESS;
+ return (0);
+}
+
+static int
+mcd_pause(struct mcd_softc *sc)
+{
+ struct mcd_qchninfo q;
+ int rc;
+
+ /* Verify current status */
+ if (sc->data.audio_status != CD_AS_PLAY_IN_PROGRESS &&
+ sc->data.audio_status != CD_AS_PLAY_PAUSED) {
+ if (sc->data.debug)
+ device_printf(sc->dev,
+ "pause attempted when not playing, audio status %d\n",
+ sc->data.audio_status);
+ return (EINVAL);
+ }
+
+ /* Get the current position */
+ if (mcd_getqchan(sc, &q) < 0)
+ return (EIO);
+
+ /* Copy it into lastpb */
+ sc->data.lastpb.start_msf[0] = q.hd_pos_msf[0];
+ sc->data.lastpb.start_msf[1] = q.hd_pos_msf[1];
+ sc->data.lastpb.start_msf[2] = q.hd_pos_msf[2];
+
+ /* Stop playing */
+ if ((rc=mcd_stop(sc)) != 0)
+ return (rc);
+
+ /* Set the proper status and exit */
+ sc->data.audio_status = CD_AS_PLAY_PAUSED;
+ return (0);
+}
+
+static int
+mcd_resume(struct mcd_softc *sc)
+{
+
+ if (sc->data.audio_status != CD_AS_PLAY_PAUSED)
+ return (EINVAL);
+ return mcd_play(sc, &sc->data.lastpb);
+}
diff --git a/sys/dev/mcd/mcd_isa.c b/sys/dev/mcd/mcd_isa.c
new file mode 100644
index 0000000..3c78749
--- /dev/null
+++ b/sys/dev/mcd/mcd_isa.c
@@ -0,0 +1,211 @@
+/*
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+#include <sys/conf.h>
+#include <sys/fcntl.h>
+#include <sys/bio.h>
+#include <sys/cdio.h>
+#include <sys/bus.h>
+
+#include <sys/lock.h>
+#include <sys/mutex.h>
+
+#include <machine/bus_pio.h>
+#include <machine/bus.h>
+#include <machine/resource.h>
+#include <sys/rman.h>
+
+#include <isa/isavar.h>
+
+#include <dev/mcd/mcdreg.h>
+#include <dev/mcd/mcdvar.h>
+
+static int mcd_isa_probe (device_t);
+static int mcd_isa_attach (device_t);
+static int mcd_isa_detach (device_t);
+
+static int mcd_alloc_resources (device_t);
+static void mcd_release_resources (device_t);
+
+static int
+mcd_isa_probe (device_t dev)
+{
+ struct mcd_softc * sc;
+ int error;
+
+ /* No pnp support */
+ if (isa_get_vendorid(dev))
+ return (ENXIO);
+
+ /* IO port must be configured. */
+ if (bus_get_resource_start(dev, SYS_RES_IOPORT, 0) == 0)
+ return (ENXIO);
+
+ sc = device_get_softc(dev);
+ sc->dev = dev;
+ sc->port_rid = 0;
+ sc->port_type = SYS_RES_IOPORT;
+ error = mcd_alloc_resources(dev);
+ if (error)
+ goto fail;
+
+ error = mcd_probe(sc);
+ if (error) {
+ device_printf(dev, "Probe failed.\n");
+ goto fail;
+ }
+
+ device_set_desc(dev, sc->data.name);
+
+fail:
+ mcd_release_resources(dev);
+ return (error);
+}
+
+static int
+mcd_isa_attach (device_t dev)
+{
+ struct mcd_softc * sc;
+ int error;
+
+ sc = device_get_softc(dev);
+ error = 0;
+
+ sc->dev = dev;
+ sc->port_rid = 0;
+ sc->port_type = SYS_RES_IOPORT;
+ error = mcd_alloc_resources(dev);
+ if (error)
+ goto fail;
+
+ error = mcd_probe(sc);
+ if (error) {
+ device_printf(dev, "Re-Probe failed.\n");
+ goto fail;
+ }
+
+ error = mcd_attach(sc);
+ if (error) {
+ device_printf(dev, "Attach failed.\n");
+ goto fail;
+ }
+
+ return (0);
+fail:
+ mcd_release_resources(dev);
+ return (error);
+}
+
+static int
+mcd_isa_detach (device_t dev)
+{
+ struct mcd_softc * sc;
+ int error;
+
+ sc = device_get_softc(dev);
+ error = 0;
+
+ destroy_dev(sc->mcd_dev_t);
+
+ mcd_release_resources(dev);
+
+ return (error);
+}
+
+static int
+mcd_alloc_resources (device_t dev)
+{
+ struct mcd_softc * sc;
+ int error;
+
+ sc = device_get_softc(dev);
+ error = 0;
+
+ if (sc->port_type) {
+ sc->port = bus_alloc_resource(dev, sc->port_type, &sc->port_rid,
+ 0, ~0, 1, RF_ACTIVE);
+ if (sc->port == NULL) {
+ device_printf(dev, "Unable to allocate PORT resource.\n");
+ error = ENOMEM;
+ goto bad;
+ }
+ sc->port_bst = rman_get_bustag(sc->port);
+ sc->port_bsh = rman_get_bushandle(sc->port);
+ }
+
+ if (sc->irq_type) {
+ sc->irq = bus_alloc_resource(dev, sc->irq_type, &sc->irq_rid,
+ 0, ~0, 1, RF_ACTIVE);
+ if (sc->irq == NULL) {
+ device_printf(dev, "Unable to allocate IRQ resource.\n");
+ error = ENOMEM;
+ goto bad;
+ }
+ }
+
+ if (sc->drq_type) {
+ sc->drq = bus_alloc_resource(dev, sc->drq_type, &sc->drq_rid,
+ 0, ~0, 1, RF_ACTIVE);
+ if (sc->drq == NULL) {
+ device_printf(dev, "Unable to allocate DRQ resource.\n");
+ error = ENOMEM;
+ goto bad;
+ }
+ }
+
+ mtx_init(&sc->mtx, device_get_nameunit(dev),
+ "Interrupt lock", MTX_DEF | MTX_RECURSE);
+
+bad:
+ return (error);
+}
+
+static void
+mcd_release_resources (device_t dev)
+{
+ struct mcd_softc * sc;
+
+ sc = device_get_softc(dev);
+
+ if (sc->irq_ih)
+ bus_teardown_intr(dev, sc->irq, sc->irq_ih);
+ if (sc->port) {
+ bus_release_resource(dev, sc->port_type, sc->port_rid, sc->port);
+ sc->port_bst = 0;
+ sc->port_bsh = 0;
+ }
+ if (sc->irq)
+ bus_release_resource(dev, sc->irq_type, sc->irq_rid, sc->irq);
+ if (sc->drq)
+ bus_release_resource(dev, sc->drq_type, sc->drq_rid, sc->drq);
+
+ if (mtx_initialized(&sc->mtx) != 0)
+ mtx_destroy(&sc->mtx);
+
+ return;
+}
+
+static device_method_t mcd_isa_methods[] = {
+ DEVMETHOD(device_probe, mcd_isa_probe),
+ DEVMETHOD(device_attach, mcd_isa_attach),
+ DEVMETHOD(device_detach, mcd_isa_detach),
+
+ { 0, 0 }
+};
+
+static driver_t mcd_isa_driver = {
+ "mcd",
+ mcd_isa_methods,
+ sizeof(struct mcd_softc)
+};
+
+static devclass_t mcd_devclass;
+
+DRIVER_MODULE(mcd, isa, mcd_isa_driver, mcd_devclass, NULL, 0);
diff --git a/sys/dev/mcd/mcdreg.h b/sys/dev/mcd/mcdreg.h
new file mode 100644
index 0000000..6d542af
--- /dev/null
+++ b/sys/dev/mcd/mcdreg.h
@@ -0,0 +1,230 @@
+/*
+ * Copyright 1993 by Holger Veit (data part)
+ * Copyright 1993 by Brian Moore (audio part)
+ * Changes Copyright 1993 by Gary Clark II
+ * 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.
+ * 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. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This software was developed by Holger Veit and Brian Moore
+ * for use with "386BSD" and similar operating systems.
+ * "Similar operating systems" includes mainly non-profit oriented
+ * systems for research and education, including but not restricted to
+ * "NetBSD", "FreeBSD", "Mach" (by CMU).
+ * 4. Neither the name of the developer(s) nor the name "386BSD"
+ * may be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPER(S) ``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 DEVELOPER(S) 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.
+ *
+ * This file contains definitions for some cdrom control commands
+ * and status codes. This info was "inherited" from the DOS MTMCDE.SYS
+ * driver, and is thus not complete (and may even be wrong). Some day
+ * the manufacturer or anyone else might provide better documentation,
+ * so this file (and the driver) will then have a better quality.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef MCD_H
+#define MCD_H
+
+#ifdef __GNUC__
+#if __GNUC__ >= 2
+#pragma pack(1)
+#endif
+#endif
+
+/* toc */
+#define MCD_MAXTOCS 104 /* from the Linux driver */
+#define MCD_LASTPLUS1 170 /* special toc entry */
+
+typedef unsigned char bcd_t;
+#define M_msf(msf) msf[0]
+#define S_msf(msf) msf[1]
+#define F_msf(msf) msf[2]
+
+/* io lines used */
+#define MCD_IO_BASE 0x300
+
+#define MCD_REG_COMMAND 0
+#define MCD_REG_STATUS 0
+#define MCD_REG_RDATA 0
+
+#define MCD_REG_RESET 1
+#define MCD_REG_CTL2 2 /* XXX Is this right? */
+#define MCD_REG_CONFIG 3
+
+#define MCD_MASK_DMA 0x07 /* bits 2-0 = DMA channel */
+#define MCD_MASK_IRQ 0x70 /* bits 6-4 = INT number */
+ /* 001 = int 2,9 */
+ /* 010 = int 3 */
+ /* 011 = int 5 */
+ /* 100 = int 10 */
+ /* 101 = int 11 */
+/* flags */
+#define MFL_DATA_NOT_AVAIL 0x02
+#define MFL_STATUS_NOT_AVAIL 0x04
+
+/* New Commands */
+#define M_RESET 0x00
+#define M_PICKLE 0x04
+
+/* ports */
+#define MCD_DATA 0
+#define MCD_FLAGS 1
+#define MCD_CTRL 2
+#define CHANNEL 3 /* XXX ??? */
+
+/* Status bits */
+#define MCD_ST_DOOROPEN 0x80
+#define MCD_ST_DSKIN 0x40
+#define MCD_ST_DSKCHNG 0x20
+#define MCD_ST_SPINNING 0x10
+#define MCD_ST_AUDIODISK 0x08 /* Audio Disk is in */
+#define MCD_ST_BUSY 0x04
+#define MCD_ST_AUDIOBSY 0x02 /* Audio Disk is Playing */
+#define MCD_ST_CMDCHECK 0x01 /* Command error */
+
+/* commands known by the controller */
+#define MCD_CMDRESET 0x00
+#define MCD_CMDGETVOLINFO 0x10 /* gets mcd_volinfo */
+#define MCD_CMDGETDISKINFO 0x11 /* gets mcd_disk information */
+#define MCD_CMDGETQCHN 0x20 /* gets mcd_qchninfo */
+#define MCD_CMDGETSENSE 0x30 /* gets sense info */
+#define MCD_CMDGETSTAT 0x40 /* gets a byte of status */
+
+#define MCD_CMDSETMODE 0x50 /* set transmission mode, needs byte */
+
+#define MCD_MDBIT_TESTMODE 0x80 /* 0 = DATALENGTH setting is valid */
+#define MCD_MDBIT_DATALENGTH 0x40 /* 0 = Read User Data Only */
+ /* 1 = Read Raw sectors (2352 bytes) */
+
+#define MCDBLK 2048 /* for cooked mode */
+#define MCDRBLK sizeof(struct mcd_rawsector) /* for raw mode */
+
+#define MCD_MDBIT_ECCMODE 0x20 /* 0 = Use secondary correction */
+ /* 1 = Don't use secondary ECC */
+#define MCD_MDBIT_SPINDOWN 0x08 /* 0 = Spin Up, 1 = Spin Down */
+#define MCD_MDBIT_GET_TOC 0x04 /* 0 = Get UPC on next GETQCHAN */
+ /* 1 = Get TOC on GETQCHAN */
+#define MCD_MDBIT_MUTEDATA 0x01 /* 1 = Don't play back Data as audio */
+
+#define MCD_MD_RAW (MCD_MDBIT_DATALENGTH|MCD_MDBIT_ECCMODE|MCD_MDBIT_MUTEDATA)
+#define MCD_MD_COOKED (MCD_MDBIT_MUTEDATA)
+#define MCD_MD_TOC (MCD_MDBIT_GET_TOC|MCD_MDBIT_MUTEDATA)
+
+#define MCD_CMDSTOPAUDIO 0x70
+#define MCD_CMDSTOPAUDIOTIME 0x80
+#define MCD_CMDGETVOLUME 0x8E /* gets mcd_volume */
+#define MCD_CMDSETDRIVEMODE 0xA0 /* Set drive mode */
+#define MCD_READUPC 0xA2 /* Get UPC info */
+#define MCD_CMDSETVOLUME 0xAE /* sets mcd_volume */
+#define MCD_CMDREAD1 0xB0 /* read n sectors */
+#define MCD_CMDSINGLESPEEDREAD 0xC0 /* read from-to */
+#define MCD_CMDSTARTAUDIOMSF 0xC1 /* read audio data */
+#define MCD_CMDDOUBLESPEEDREAD 0xC1 /* Read lots of data from the drive */
+#define MCD_CMDGETDRIVEMODE 0xC2 /* Get the drive mode */
+#define MCD_CMDREAD 0xC3 /* Read data from the drive */
+#define MCD_CMDSETINTERLEAVE 0xC8 /* Adjust the interleave */
+#define MCD_CMDCONTINFO 0xDC /* Get controller info */
+#define MCD_CMDSTOP 0xF0 /* Stop everything */
+#define MCD_CMDEJECTDISK 0xF6
+#define MCD_CMDCLOSETRAY 0xF8
+
+#define MCD_CMDLOCKDRV 0xFE /* needs byte */
+#define MCD_LK_UNLOCK 0x00
+#define MCD_LK_LOCK 0x01
+#define MCD_LK_TEST 0x02
+
+/* DMA Enable Stuff */
+#define MCD_DMA_IRQFLAGS 0x10 /* Set data0 for IRQ click */
+
+#define MCD_DMA_PREIRQ 0x01 /* All of these are for */
+#define MCD_DMA_POSTIRQ 0x02 /* MCD_DMA_IRQFLAG... */
+#define MCD_DMA_ERRIRQ 0x04 /* */
+
+#define MCD_DMA_TIMEOUT 0x08 /* Set data0 for DMA timeout */
+#define MCD_DMA_UPCFLAG 0x04 /* 1 = Next command will be READUPC */
+
+#define MCD_DMA_DMAMODE 0x02 /* 1 = Data uses DMA */
+#define MCD_DMA_TRANSFERLENGTH 0x01 /* data0 = MSB, data1 = LSB of block length */
+
+struct mcd_dma_mode {
+ u_char dma_mode;
+ u_char data0; /* If dma_mode & 0x10: Use IRQ settings */
+ u_char data1; /* Used if dma_mode & 0x01 */
+};
+
+struct mcd_volinfo {
+ bcd_t trk_low;
+ bcd_t trk_high;
+ bcd_t vol_msf[3];
+ bcd_t trk1_msf[3];
+};
+
+struct mcd_qchninfo {
+ u_char addr_type:4;
+ u_char control:4;
+ u_char trk_no;
+ u_char idx_no;
+ bcd_t trk_size_msf[3];
+ u_char :8;
+ bcd_t hd_pos_msf[3];
+};
+
+struct mcd_volume {
+ u_char v0l;
+ u_char v0rs;
+ u_char v0r;
+ u_char v0ls;
+};
+
+struct mcd_holdtime {
+ u_char units_of_ten_seconds;
+ /* If this is 0, the default (12) is used */
+};
+
+struct mcd_read1 {
+ bcd_t start_msf[3];
+ u_char nsec[3];
+};
+
+struct mcd_read2 {
+ bcd_t start_msf[3];
+ bcd_t end_msf[3];
+};
+
+struct mcd_rawsector {
+ u_char sync1[12];
+ u_char header[4];
+ u_char subheader1[4];
+ u_char subheader2[4];
+ u_char data[MCDBLK];
+ u_char ecc_bits[280];
+};
+
+#ifdef __GNUC__
+#if __GNUC__ >= 2
+#pragma pack(4)
+#endif
+#endif
+#endif /* MCD_H */
diff --git a/sys/dev/mcd/mcdvar.h b/sys/dev/mcd/mcdvar.h
new file mode 100644
index 0000000..9f81ced
--- /dev/null
+++ b/sys/dev/mcd/mcdvar.h
@@ -0,0 +1,74 @@
+/*
+ * $FreeBSD$
+ */
+
+struct mcd_mbx {
+ short retry;
+ short nblk;
+ int sz;
+ u_long skip;
+ struct bio * bp;
+ short count;
+ short mode;
+};
+
+struct mcd_data {
+ short type;
+ char * name;
+ short config;
+ short flags;
+ u_char read_command;
+ short status;
+ int blksize;
+ u_long disksize;
+ int partflags;
+ int openflags;
+ struct mcd_volinfo volinfo;
+ struct mcd_qchninfo toc[MCD_MAXTOCS];
+ short audio_status;
+ short curr_mode;
+ struct mcd_read2 lastpb;
+ short debug;
+ struct bio_queue_head head; /* head of bio queue */
+ struct mcd_mbx mbx;
+};
+
+struct mcd_softc {
+ device_t dev;
+ dev_t mcd_dev_t;
+ int debug;
+
+ struct resource * port;
+ int port_rid;
+ int port_type;
+ bus_space_tag_t port_bst;
+ bus_space_handle_t port_bsh;
+
+ struct resource * irq;
+ int irq_rid;
+ int irq_type;
+ void * irq_ih;
+
+ struct resource * drq;
+ int drq_rid;
+ int drq_type;
+
+ struct mtx mtx;
+
+ struct callout_handle ch;
+ int ch_state;
+ struct mcd_mbx * ch_mbxsave;
+
+ struct mcd_data data;
+};
+
+#define MCD_LOCK(_sc) splx(&(_sc)->mtx
+#define MCD_UNLOCK(_sc) splx(&(_sc)->mtx
+
+#define MCD_READ(_sc, _reg) \
+ bus_space_read_1(_sc->port_bst, _sc->port_bsh, _reg)
+#define MCD_WRITE(_sc, _reg, _val) \
+ bus_space_write_1(_sc->port_bst, _sc->port_bsh, _reg, _val)
+
+int mcd_probe (struct mcd_softc *);
+int mcd_attach (struct mcd_softc *);
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