Carl,
Are you using the onboard IDE controller for your hard disk?
If so, please check to see if DMA is enabled or not.
Jeff
----- Original Message -----
From: "Carl D. Blake" <carl@boeckeler.com>
To: <linux-kernel@vger.kernel.org>
Sent: Monday, December 23, 2002 2:40 PM
Subject: Re: nforce2 and agpgart
> On Mon, 2002-12-23 at 14:16, Bongani Hlope wrote:
> > On Mon, 2002-12-23 at 20:50, Carl D. Blake wrote:
> > > I'm having trouble getting agpgart support to work with an nforce2
> > > chipset. Is this supported on any kernels? I'm running a Redhat 7.1
> > > system with Redhat's 2.4.9-21 kernel.
> >
> > Try to use a newer kernel from Redhat, because that kernel was around
> > looong before nforce was released. IIRC support for nforce2 was added
> > around 2.4.19
> >
>
> I just upgraded to the 2.4.18 kernel provided by Redhat and it didn't
> make any difference. The message I get in dmesg is:
>
> Linux agpgart interface v0.99 (c) Jeff Hartmann
> agpgart: Maximum main memory to use for agp memory: 439M
> agpgart: unsupported bridge
> agpgart: no supported devices found.
>
> You suggested trying 2.4.19, so I downloaded kernel 2.4.20 from
> kernel.org and compared its agp code (drivers/char/agp) with the code in
> 2.4.18. There are a few differences - such as supporting AMD 8151 - but
> nothing that indicates improved support for agpgart on the nforce2
> chipset. The changelog for 2.4.20 indicated some added support for the
> nforce2 chipset, but that seems to be support for the audio and network
> portions of the chipset, not agp. I was able to incorporate the audio
> changes manually for kernel 2.4.18 by using Nvidia's patches, but I
> can't get agp to work.
>
> Any other suggestions? Thanks for your help.
> > --
> > For future reference - don't anybody else try to send patches as vi
> > scripts, please. Yes, it's manly, but let's face it, so is
> > bungee-jumping with the cord tied to your testicles.
> >
> > -- Linus
> --
> Carl D. Blake
> Director of Engineering
> Boeckeler Instruments, Inc.
> 4650 S. Butterfield Dr.
> Tucson, AZ 85714
>
> Phone: 520-745-0001
> FAX: 520-745-0004
> email: carl@boeckeler.com
>
> .com
>
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This archive was generated by hypermail 2b29 : Mon Dec 23 2002 - 22:00:32 EST