Re: MTRR and Athlon Processors

Paul G. Allen (pgallen@randomlogic.com)
Sat, 04 Aug 2001 18:02:06 -0700

Alan Cox wrote:
>
> > Is the mtrr code supposed to work properly for Athlon (Model 4) in
> > kernel 2.4.7?
> >
> > I still get mtrr errors/warnings.
>
> Mismatched mtrr warnings indicate bios writers who cannot read
> specifications.

This does not surprise me. In fact, I need to check Tyan's web site for
a BIOS update.

> The kernel will fix up after it

I also get this message:

Jul 29 03:33:00 keroon kernel: mtrr: type mismatch for f8000000,4000000
old: write-back new: write-combining

This happens quite often, especially with the agpgart and NVdriver
modules.

PGA

-- 
Paul G. Allen
UNIX Admin II/Network Security
Akamai Technologies, Inc.
www.akamai.com
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