Subject: Re: Memory problems on 5000/200
To: None <port-pmax@netbsd.org>
From: Simon Burge <simonb@netbsd.org>
List: port-pmax
Date: 01/11/2000 09:27:15
"Michael L. Hitch" wrote:

> On Mon, 10 Jan 2000, emanuel stiebler wrote:
> 
> > > Anyway, I recently bought a 32MB Kingston memory board on eBay, and
> > > attempted to install it.  The hardware seemed to be recognized just
> > > fine by the firmware, but I started getting panics during the OS load.
> > > I don't believe that the fault is a defective card, because if I
> > > install ONLY the Kingston card, the system runs just like normal.  It's
> > > only when I try to mix the Kingston with one of the original 8MB cards
> > > that I get the problem.
> > 
> > UPS ! Be carefull. I remember that we couldn't mix modules with different
> > sizes on NetBSD/pmax, but probably this is fixed already ?
> 
>   Mixing memory module sizes is not currently supported.  If a 32MB module
> is present, each memory slot occupies 32MB, and the 8MB modules will
> appear 4 times in the address space of each slot.

ISTR that Nx32MB + 1x8MB in that last occupied slot worked on the
5000/2xx machines and it was the 5000/xx and 5000/1xx that had problems
with different sized SIMMS.  Is my memory(!) going bad?

Simon.