linux-kernel - Re: 2.6.20-rc7 mtrr handling

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Date:	Thu, 1 Feb 2007 07:38:39 +0100
From:	Sebastian Kemper <sebastian_ml@....net>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.20-rc7 mtrr handling

On Thursday 01 February 2007 07:13, you wrote:
> Sebastian Kemper wrote:
> > But now /proc/mtrr shows 256MB of video ram, same as lspci, whereas
> > the real amount of video ram (as properly detected by X) is only
> > 128MB.
>
> The size of the aperture doesn't have to match the actual amount of
> memory.  For many cards it doesn't.
>
> 	-hpa

Hello Peter,

sorry, I don't understand. Are you talking about the AGP Aperture size 
that I can set in my BIOS or about the actual video ram on the graphics 
card. Because that's the one that the mtrr sets to its double size.

Regards
Sebastian
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