In message <Pine.SGI.3.96.970409115925.15789M-100000@tex.anim.dreamworks.com>, 
David Brownlee writes:
>	I have a ~500MB IBM drive with SGI firmware - might be the same
>	model - in an IPX which either hangs or clears the screen under
>	probe-scsi. Runs NetBSD nice and fine though... :)

You don't have any problems booting from the drive? I performed
two identical installations on a 200MB DEC RZ24, and the IBM 540MB, 
and I can't boot from the IBM. The model number from the drive is
IBM DSAS-3540.