Message-ID: <3C20EACF.DC97E803@mandrakesoft.com>
Date: Wed, 19 Dec 2001 14:30:23 -0500
From: Jeff Garzik <jgarzik@mandrakesoft.com>
Organization: MandrakeSoft
MIME-Version: 1.0
To: Jon Wikne <wikne@lynx.uio.no>
CC: linux-kernel@vger.kernel.org, ajoshi@shell.unixbox.com
Subject: Re: 2.4.16 rivafb memory recognition problem
In-Reply-To: <200112191616.RAA07423@lynx.uio.no>
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org

Jon Wikne wrote:
> 
> Hi,
> 
> I discovered a strange behaviour related to kernel memory recognition
> when using the rivafb frame buffer option compiled into kernel 2.4.16.
> The system in question has a Asus AGP7700 nVidia GeForce 2 GTS (32MB)
> video card. It is a dual PIII SMP system, if that might matter.
> 
> When I select nVidia Riva support, at first it seemed to work perfectly.
> But then I discovered that the kernel only recognizes 32MB of total
> memory during boot! Excessive swapping is the result.
> 
> When instead I compile the kernel with VESA frame buffer support,
> all other kernel config parameters the same, the resulting kernel
> recognizes all of the 1GB physical memory actually installed in
> this box.

That code is based on the XFree86 code, maybe you can copy info from
XFree86's current driver...

-- 
Jeff Garzik      | Only so many songs can be sung
Building 1024    | with two lips, two lungs, and one tongue.
MandrakeSoft     |         - nomeansno
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