int
SRopen(ScsiReq *rp, char *unit)
{
if(SRopenraw(rp, unit) == -1)
return -1;
SRready(rp);
if(SRinquiry(rp) >= 0){
switch(rp->inquiry[0]){
default:
fprint(2, "unknown device type 0x%.2x\n", rp->inquiry[0]);
rp->status = Status_SW;
break;
case Devdir:
case Devcd:
case Devmo:
if(dirdevopen(rp) == -1)
break;
return 0;
case Devseq:
rp->flags |= Fseqdev;
if(seqdevopen(rp) == -1)
break;
return 0;
case Devprint:
rp->flags |= Fprintdev;
return 0;
case Devworm:
rp->flags |= Fwormdev;
if(wormdevopen(rp) == -1)
break;
return 0;
case Devjuke:
rp->flags |= Fchanger;
return 0;
}
}
SRclose(rp);
return -1;
}
static long
cmdprobe(ScsiReq *rp, int argc, char *argv[])
{
char buf[32];
ScsiReq scsireq;
char *ctlr, *unit;
USED(argc, argv);
rp->status = STok;
scsireq.flags = 0;
for(ctlr="CDEFGHIJ0123456789abcdef"; *ctlr; ctlr++) {
/*
* I can guess how many units you have.
* SATA controllers can have more than two drives each.
*/
if(*ctlr >= 'C' && *ctlr <= 'D')
unit = "01";
else if((*ctlr >= '0' && *ctlr <= '9')
|| (*ctlr >= 'a' && *ctlr <= 'f'))
unit = "0123456789abcdef"; /* allow wide scsi */
else
unit = "01234567";
for(; *unit; unit++){
sprint(buf, "/dev/sd%c%c", *ctlr, *unit);
if(SRopenraw(&scsireq, buf) == -1)
continue;
SRreqsense(&scsireq);
switch(scsireq.status){
case STok:
case Status_SD:
Bprint(&bout, "%s: ", buf);
cmdinquiry(&scsireq, 0, 0);
break;
}
SRclose(&scsireq);
}
}
return 0;
}
static long
cmdclose(ScsiReq *rp, int argc, char *argv[])
{
USED(argc, argv);
return SRclose(rp);
}
