int
writetao(struct track_head *thp)
{
u_char modebuf[70], bdlen;
struct track_info *tr;
int r, track = 0;
if ((r = mode_sense_write(modebuf)) != SCCMD_OK) {
warnx("mode sense failed: %d", r);
return (r);
}
bdlen = modebuf[7];
modebuf[2+8+bdlen] |= 0x40; /* Buffer Underrun Free Enable */
modebuf[2+8+bdlen] |= 0x01; /* change write type to TAO */
SLIST_FOREACH(tr, thp, track_list) {
track++;
switch (tr->type) {
case 'd':
modebuf[3+8+bdlen] = 0x04; /* track mode = data */
modebuf[4+8+bdlen] = 0x08; /* 2048 block track mode */
modebuf[8+8+bdlen] = 0x00; /* turn off XA */
break;
case 'a':
modebuf[3+8+bdlen] = 0x00; /* track mode = audio */
modebuf[4+8+bdlen] = 0x00; /* 2352 block track mode */
modebuf[8+8+bdlen] = 0x00; /* turn off XA */
break;
default:
warn("impossible tracktype detected");
break;
}
while (unit_ready() != SCCMD_OK)
continue;
if ((r = mode_select_write(modebuf)) != SCCMD_OK) {
warnx("mode select failed: %d", r);
return (r);
}
set_speed(tr->speed);
writetrack(tr, track);
synchronize_cache();
}
/*
* Scan SCSI busses to detect any devices
* that we want to supply to the Amgia.
*
* Based on code from cdrecord
*/
static int scanscsi (SCSI *scgp)
{
int bus;
int tgt;
int lun = 0;
int initiator;
int have_tgt;
int n;
scgp->silent++;
for (bus = 0; bus < 16; bus++) {
scg_settarget (scgp, bus, 0, 0);
if (!scg_havebus (scgp, bus))
continue;
initiator = scg_initiator_id (scgp);
write_log ("scsibus%d:\n", bus);
for (tgt = 0; tgt < 16; tgt++) {
n = bus * 100 + tgt;
scg_settarget (scgp, bus, tgt, lun);
have_tgt = unit_ready (scgp) || scgp->scmd->error != SCG_FATAL;
if (!have_tgt && tgt > 7) {
if (scgp->scmd->ux_errno == EINVAL)
break;
continue;
}
write_log (" %d,%d,%d %d ", bus, tgt, lun, n);
if (tgt == initiator) {
write_log ("HOST ADAPTOR\n");
continue;
}
if (!have_tgt) {
/* Hack: fd -> -2 means no access */
write_log ( "%c\n", scgp->fd == -2 ? '?':'*');
continue;
}
if ((scgp->scmd->error < SCG_FATAL)
|| (scgp->scmd->scb.chk && scgp->scmd->sense_count > 0)) {
struct scsi_inquiry *inq = scgp->inq;
inquiry (scgp, inq, sizeof (*inq));
print_product (inq);
/* Just CD/DVD drives for now */
if (inq->type == INQ_ROMD)
add_drive (scgp);
}
write_log ("\n");
}
}
scgp->silent--;
return 0;
}
