> > scsibus0: waiting 2 seconds for devices to settle...
> > Timedout SCB handled by another timeout
> > Timedout SCB handled by another timeout
> > probe(ahc0:0:1:0): SCB 1d - timed out in Message-out phase, SEQADDR=
 =3D=3D
> > 0xbc SCSIRATE =3D=3D 0x0
>
> Looks like a bus termination problem.  What does the SCSI chain look
> like?  Does SCSI work under IRIX?

I've seen similar symptoms on some particular i386 MP systems before
certain interrupt issues were resolved.  So...  The above may also
indicate that the interrupts from the controller aren't being handled.

Regards,

- H=E5vard