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
cmdready(ScsiReq *rp, int argc, char *argv[])
{
USED(argc, argv);
return SRready(rp);
}
