G965 + modesetting, DRI and xv?

Dave Airlie airlied at gmail.com
Sat Feb 10 15:18:10 PST 2007

> I've been struggling with the i810-drivers for xorg for a few months now, and
> have been able to get 1680x1050 to work fine even with my SDVO-card. Still, I
> have not managed to get my hardware and drivers to run GLX
> hardware-accelerated, and never got xv to work properly. Are these known
> problems, or are there any other people with a similar setup out there who
> are not struck by either of these problems?
> My software is as follows (Gentoo ~amd64 x86_64):
> i810 modesetting branch checked out from git today
> mesa 6.5.2
> X Window System Version 7.2.0
> Linux 2.6.20
> running on an Intel DG965WH w/ Sil164 based SDVO-card.
> glxgears fails with the following:
> glxgears: bufmgr_fake.c:746: bmGenBufferStatic: Assertion `0' failed.
> Aborted

Can you try adding Virtual 2048 1050 to your xorg.conf...

I've just seen this problem myself and it has to do with buffer
allocations and alignments getting something wrong... I think it is
due to the way the new code decides the pitch of the display or


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