From owner-freebsd-stable  Wed Dec  4 11: 9:41 2002
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Subject: Re: stability & nvidia drivers?
From: James Pole <james.pole@paradise.net.nz>
To: Stijn Hoop <stijn@win.tue.nl>
Cc: stable@freebsd.org
In-Reply-To: <20021204103207.GA213@pcwin002.win.tue.nl>
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On Wed, 2002-12-04 at 23:32, Stijn Hoop wrote:
> On Wed, Dec 04, 2002 at 10:06:11AM +0000, Tarquin McDowell wrote:
> > I had a problem on my Gforcce 2MX400 where the first GL app I ran would be ok,
> > but running any GL apps after that would cause a core dump (and sometimes a
> > hard lock of the machine). A problem I noticed, though, was that
> > sysctl -a | grep nv was showing a selected AGP rate of x4. I was able to
> > change that value to x1 by making a change as documented on the Nvidia
> > FreeBSD FAQ page:
> > 
> > "Try lowering your AGP rate in the BIOS or nvidia_os_registry.c. If you want
> > to use nvidia_os_registry.c to do this, find the line that reads 
> > { "ReqAGPRate", "Force AGP Rate", 4, 0 }, and change the last 0 to 1. Now you
> > will be able to set the sysctl hw.nvidia.registry.ReqAGPRate to the value of
> > the desired AGP rate. You will of course need to rebuild/reinstall/reload the
> > kernel driver before attempting to set the sysctl."
> > 
> > This fixed all my problems -- the driver seems to be very stable now.
> 
> Yes, that's it! Thanks for the pointer, this solved all the coredumps!

Humm, I might check that tip out later on. Thanks Tarquin.

- James


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