On Sat, 2005-02-05 at 01:31 +0100, Felix KÃhling wrote: > Aha, you have a SuperSavage. Unfortunately it seems like vertex DMA > locks up these cards. Other SuperSavage users reported the same. I don't > know why and I can't debug the problem because I don't have a > SuperSavage to test (and neither has Alex :( ).
If it was a card, it would be in the mail Monday morning...
unfortunately, it's the integrated graphics on my laptop. If you have
any particular ideas where you would start debugging, I can try
investigating more at some point.
> The only way seems to be
> to disable vertex DMA. There is a driconf option for that named
> enable_vdma. It's on by default. Set it to false.
That indeed eliminates the problem.
> I had to work around a hardware bug on Savage IX too. Take a look at
> drm/shared-core/savage_bci.c (function dispatch_dma_prim) for the
> details. Maybe you can try if the same helps on your SuperSavage?
Doesn't help.
Thanks for your help,
Owen
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