I had the problems you're describing on a 9500. Got around by disconnecting
the CD ROM drive.
I could then boot from floppy and install NetBSD on an internal disk SCSI ID 1
Andy

>>> What I'd *like* is to be able to boot using the ROM that is supposed to
>>> be in the machine.
>>>
>>> I'm still planning on digging in and fixing ofwboot to work on this machine
>>> if I get a free weekend or two...
>>
>>What problems is it giving you?
>
>I have an external SCSI disk connected to the DB25 SCSI.  I installed
>1.4 on it from a G3 that I borrowed (OF 2.0.x) and it ran fine.  I kept
>the SCSI disk, but returned the G3.  I later bought this G3/266, and
>found that I could not boot from the external SCSI disk.  It also
>did not work with the boot floppy.  When I try, the boot process simply
>hangs very early in the boot. (i.e. no output at all. I type in
>"boot scsi/sd@1:0" and it sits there forever)
>
>Through experimentation I discovered that if I replace the ROM stick in the
>266 with a ROM stick from an earlier production G3, I can make it boot
>from the external SCSI.  The floppy, internal video, and a few other
>things are hosed, but it boots.  The problems are undoubtedly because the
>ROM no longer matches the hardware.
>
>More recently, I finally got my Open Firmware ref books from Firmworks, and
>I'm getting ambitious, so I was experimenting again....
>
>-dgl-
>
>P.S. Is there a handy-dandy ELF=>XCOFF converter lying around on NetBSD?