Re: CPU/cache detection wrong

From: Alexander Hoogerhuis (alexh@ihatent.com)
Date: Tue Oct 01 2002 - 10:31:07 EST


Dave Jones <davej@codemonkey.org.uk> writes:

> On Tue, Oct 01, 2002 at 09:21:26AM +0200, Alexander Hoogerhuis wrote:
> > Here we go:
> >
> > CPU: Trace cache: 12K uops, L1 D cache: 8K
> > CPU: L2 cache: 512K
> >
> > But my BIOS still say I should have 8Kb/8Kb I/D L1 cache... oh
> > well. I'm sure Alan Cox would just write it up as marketing, since
> > thats about how reliable a BIOS is :)
>
> Hmm, can a P4 have a trace cache AND an L1 I cache ?
> I thought they were exclusive, which is why the code
> doesn't take this into account. Easily fixed if so though..
>

I don't know the gory details of it, but my BIOS claims I got 8/8, but
I'm deep enough in it now to start taking the 5th amendment on the
details here :)

ttfn,
A

-- 
Alexander Hoogerhuis                               | alexh@ihatent.com
CCNP - CCDP - MCNE - CCSE                          | +47 908 21 485
"You have zero privacy anyway. Get over it."  --Scott McNealy
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