[Bug 16200] Xorg server busy-loops at start when DRI is true

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=16200





--- Comment #2 from Coleman Kane <cokane at cokane.org>  2008-06-03 14:40:34 PST ---
(In reply to comment #1)
> (In reply to comment #0)
> > Using the radeonhd driver, I can get the Xserver to come up with DRI enabled,
> > but I get a blank (black space) where rendering should be for glxgears, etc...
> > The output of glxinfo using the radeonhd driver seems to be okay.
> > 
> 
> It's the same problem, but there's no 2D acceleration in radeonhd when the dri
> is enabled so the server will come up, but when you try and use the CP, you get
> the error.  radeon hangs since it's trying to initialize and use 2D accel when
> the server starts.
> 

Well, can you give me some pointers as to where to start looking and maybe I
can wriggle out some more debugging on my own... I am not throughly familiar
with what trickery (if any) is employed in the PCI GART stuff, but I have
picked over a lot of the drm kmod code, so I'm not going into it totally blind.


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