Subject: Re: Netbsd for dec 3k with no floppy
To: Jim McBoyle <J.F.Mcboyle@bton.ac.uk>
From: Wilko Bulte <email@example.com>
Date: 04/28/2000 18:32:38
On Fri, Apr 28, 2000 at 12:02:13PM +0100, Jim McBoyle wrote:
> > Whilst I was pretending to study, Wilko Bulte wrote:
> > > On Wed, Apr 26, 2000 at 03:34:52PM -0700, Ross Harvey wrote:
> > > > >>>
> > > > > Installing the NetBSD System
> > > > >
> > > > >:::
> > > > > The cdhdtape image is not an iso 9660 image, but it is bootable
> > > > > on your 3k...
> > > >
> > > > Oh, and I forgot to add .. don't try to get your 3k's CD drive to
> > > > read a CD-RW, it will need a CD-R.
> > >
> > > FWIW: for DEC cdroms RRD46 and later will read CD-RW. This indeed
> > > precludes the older machines unless they had new drives fitted.
> > Speaking of CDROMs as we were(n't) I had this daft thought... Could I
> > connect my old Sun external SCSI 2X cdrom drive (off of my Sparc LX) onto
> > my 3000/300? It uses the same size of SCSI cable (50pin) so I would have
> > though that it *should* be compatable, but...
> > PLease excuse this heretical thought, but as I have the hardware and it
Is not heretical, done it before successfully.
> > *looks* like the idea might work I decided it would be a good idea to ask
> > :-)
> OOoo, tried it and it worked first time, the Alpha picked it up on the
> console and NetBSD found it and allowed me to mount the CDROM drive
> without having to change a thing (apparently the drive in the external Sun
> box is a Sony, so sayeth the dmesg<g>)
DEC*), Sun, SGI (IIRC) CDdrives will default to 512byte/block
*) for later models you sometimes have to select "Workstation mode" by
installing/removing the parity enable jumper. SCSI parity is always enabled
on these drives.
Wilko Bulte Powered by FreeBSD http://www.freebsd.org