linux-kernel - Re: [PATCH] [resend] intel_agp: Don't oops with zero stolen memory

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Message-Id: <201007022159.21848.linux@rainbow-software.org>
Date:	Fri, 2 Jul 2010 21:59:20 +0200
From:	Ondrej Zary <linux@...nbow-software.org>
To:	Eric Anholt <eric@...olt.net>
Cc:	David Airlie <airlied@...ux.ie>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [resend] intel_agp: Don't oops with zero stolen memory

On Friday 02 July 2010 00:44:39 Eric Anholt wrote:
> On Wed, 16 Jun 2010 10:13:52 +0200, Ondrej Zary <linux@...nbow-software.org> 
wrote:
> > When "onboard video memory" is set do "disabled" in BIOS on Asus
> > P4P800-VM board (i865G), kernel oopses with memory corruption:
> > https://bugs.freedesktop.org/show_bug.cgi?id=28430
> >
> > Fix that by cleanly aborting the initialization.
> >
> > Signed-off-by: Ondrej Zary <linux@...nbow-software.org>
>
> I haven't seen a system with that option before. Is the integrated
> graphics still supposed to work at that point, or is it "graphics is
> disabled."?  What do other OSes do here?

Testing it right now with Windows XP. Integrated graphics works as secondary 
only when the "onboard video memory" is set to "disabled"! If anything other 
is set (e.g. 1MB or 32MB), the driver does not load (code 10).

-- 
Ondrej Zary
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