On Fri, Jan 12, 2001 at 11:22:31PM -0800, Simon J. Gerraty wrote:
> >mouser, but I also noticed I'm running an old version
> >of Openboot, v 1.3.  Is there anyway I can update this
> >version either by a flash technique or by purchasing a
> >new PROM chip?
> 
> Can't say about the SS1, but certainly doable for later systems
> like the Ultra1 I did the other day.  http://docs.sun.com is a very
> handy site.  I searched for OBP I think and soon found the page I 
> needed.
> 
> Actually, now I think of it, you'll likely need a new ROM for your 
> SS1, since I did for my SS20 to handle hypersparc cpu's.

Generally speaking, the UltraSparc based machines have flash memory,
and there is a way of updating the flash memory (and hence, the
OpenBoot version).  All the v7 and v8 based machines, as far as I know,
require a physical change of the OpenBoot PROM chip to get a new
version in the machine.

-Kurt