[Nouveau] [Bug 28470] Cannot set AGP rate - system unstable.

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=28470

Francisco Jerez <currojerez at riseup.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED

--- Comment #1 from Francisco Jerez <currojerez at riseup.net> 2010-09-07 17:46:56 PDT ---
(In reply to comment #0)
> I have gigabyte 7nf-rz motherboard. It is nforce2 based.
> Problem is that chipset or particular board or bios or whatever... is unstable
> when AGP rate is set to x8.
> During heavy use (3d or even flash/mplayer video play) it tends to lock system
> hard. So hard, that even played sound is looped inside soundcard buffers.
> This problem is persistent over many windows xp installations, various linux
> distros, many nvidia blob drivers. My card is nv7600gs, but even amd radeon
> 9200 suffer same problem.
> 
> Solution is simple: set agp to x4 - problem solved 100%.
> Nvidia blob allowed me to do it.
> 
> Now I'm using fedora13 with nouveau.
> Is there any way to set agp rate to x4?
> 
I've added an option to control the AGP rate, "modprobe nouveau agpmode=4"
should do what you want, I hope it helps.

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