Subject: Re: smparc - success with mixed modules?!
To: Herb Peyerl <hpeyerl@beer.org>
From: Greg A. Woods <woods@weird.com>
List: port-sparc
Date: 01/18/2003 15:47:58
[ On Saturday, January 18, 2003 at 07:39:29 (-0700), Herb Peyerl wrote: ]
> Subject: Re: smparc - success with mixed modules?! 
>
> Hubert Feyrer <hubert.feyrer@informatik.fh-regensburg.de>  wrote:
>  > On Sun, 19 Jan 2003, matthew green wrote:
>  > > you're about the Nth person to discover this recently :-)  there appears
>  > > to be nothing inherent that would cause this to fail and netbsd seems to
>  > > work just fine.. 40 vs 75 is the largest difference i've seen so far.
>  > 
>  > Leet. :)
> 
> 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's a load of information about mixing MBus modules here:

	http://mbus.sunhelp.org/misc/genconf.htm

I find all of mbus.sunhelp.org is very useful and it should probably be
linked to directly from the "other sources" list at the bottom of:

	http://www.netbsd.org/Ports/sparc/faq.html

-- 
								Greg A. Woods

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