Subject: Re: smparc - success with mixed modules?!
To: Herb Peyerl <hpeyerl@beer.org>
From: Paul Kranenburg <pk@cs.few.eur.nl>
List: port-sparc
Date: 01/18/2003 19:38:41
> I have a 90Mhz 0-cache cpu and a 150Mhz 512k cache cpu.  I mentioned this
> to 'pk' and he said it wouldn't work due to different cache sizes. I 
> assume that still holds as a basic truth.  Barring the fact that these 
> are hypersparc cpu's.  It would seem I don't have any 2 cpu's with the 
> same amount of cache except a dual 40 module. yuck.

There are a few places in the kernel that assume the caches are the same
size (mostly due to my laziness), but I think fixing those would not be
too involved.

Yet, I've never heard of a 0-cache CPU module. If you get a chance,
put it in a machine and see what the cpu properties say.

-pk