static int open_scsi_device (int unitnum)
{
int result = 0;
DEBUG_LOG ("SCSIDEV: unit=%d: open_scsi_device\n", unitnum);
if (unitnum < total_drives) {
struct scsidevdata *sdd = &drives[unitnum];
if (!sdd->scgp) {
if ((sdd->scgp = openscsi (sdd->bus, sdd->target, sdd->lun)) != 0)
result = 1;
} else
/* already open */
result = 1;
}
return result;
}
void
threadmain(int argc, char **argv)
{
Scsi *s;
Drive *d;
char buf[80];
ARGBEGIN{
case 'v':
debug++;
scsiverbose++;
}ARGEND
if(argc != 1)
usage();
fmtinstall('M', msfconv);
if((s = openscsi(argv[0])) == nil)
error("opening scsi: %r");
d = malloc(sizeof(*d));
if(d == nil)
error("out of memory");
memset(d, 0, sizeof d);
d->scsi = s;
d->w = newwindow();
d->ctocdisp = chancreate(sizeof(Toc), 0);
d->cdbreq = chancreate(sizeof(Toc), 0);
d->cdbreply = chancreate(sizeof(Toc), 0);
d->cstatus = chancreate(sizeof(Cdstatus), 0);
proccreate(wineventproc, d->w, STACK);
proccreate(cddbproc, d, STACK);
proccreate(cdstatusproc, d, STACK);
cleanname(argv[0]);
snprint(buf, sizeof(buf), "%s/", argv[0]);
winname(d->w, buf);
wintagwrite(d->w, "Stop Pause Resume Eject Ingest ", 5+6+7+6+7);
eventwatcher(d);
}
