R3XX lockup possible solution

[Christoph Brill]

Am Samstag, den 24.06.2006, 22:37 +0200 schrieb Christoph Brill:
> Am Samstag, den 24.06.2006, 17:27 +0200 schrieb Jerome Glisse:
> > ...
> > Report your status.
> > 
> 
> 01:00.0 VGA compatible controller: ATI Technologies Inc Radeon R300 ND
> [Radeon 9700 Pro] (prog-if 00 [VGA])
>         Subsystem: Elsa AG Unknown device 0c90
>         Flags: bus master, VGA palette snoop, stepping, 66MHz, medium
> devsel, latency 32, IRQ 169
>         Memory at d8000000 (32-bit, prefetchable) [size=128M]
>         I/O ports at c000 [size=256]
>         Memory at e9000000 (32-bit, non-prefetchable) [size=64K]
>         [virtual] Expansion ROM at e8000000 [disabled] [size=128K]
>         Capabilities: [58] AGP version 2.0
>         Capabilities: [50] Power Management version 2
> 
> Status: success
> Details: can finally run the quake 3 demo (couldn't do any 3d before
> other than glxgears)

Quick note: ut works fine, ut2003 also (water does not look correct),
neverball/neverputt look fine with known reflection issues