[Openchrome-devel] P4M890 primary fifo?

Xavier Bachelot xavier
Thu Feb 12 15:08:15 PST 2009

Thomas Hellstr?m wrote:
> What's up with this one?
> In via_bandwith.c it appears not to be set, and indeed I see a lot of 
> FIFO underruns when running texture-intensive 3D on this chipset.
> Any reason for it not being programmed?

Probably none, except lack of hardware. iirc, VIA's code should have all
the data needed to compute the values, I took the VX800 values from viafb.
Also, secondary FIFO is not set neither for P4M890, nor for K8M890.


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