[Openchrome-devel] K8M800 artifacts, trac #145, trac #164
Tue Mar 18 12:19:21 PDT 2008
Thomas Hellstr?m wrote:
> There'll be some more optimizing / stablizing work for AGP DMA in
> or so, but I'll ask Dave not to push anything until it's considered
> stable. I think the code in DRM now is reasonably stable but not really
I have just filed a bug at RedHat so Dave can backport the fix for at
least upcoming Fedora 9. Maybe Fedora 7 and 8 at the same time. I'd
rather have something that works even if suboptimal than such a bad
Good to hear you'll be working on improving AGP DMA sooner or later :-)
> That AGP command reader is really screwed. There's a register that you
> read to determine where it is currently reading. Locations that are
> newly read by the command reader can supposedly be reused for new data....
> However every now and again the register shows that the command reader
> has read "too far", and then suddenly it goes in the reverse direction.....
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