Bug#499212: xserver-xorg-video-radeon: rotated display + EXA crashes X server

Alex Deucher alexdeucher at gmail.com
Wed Oct 1 11:50:07 PDT 2008

On Wed, Oct 1, 2008 at 12:51 AM, Zack Weinberg <zackw at panix.com> wrote:
> On Tue, Sep 30, 2008 at 9:12 PM, Alex Deucher <alexdeucher at gmail.com> wrote:
>> On Tue, Sep 30, 2008 at 2:12 PM, Florian Weimer <fw at deneb.enyo.de> wrote:
>>> Hmm.  Unfortuantely, it's not much faster with EXA. 8-(
>> How big is your screen (including both heads if you are using
>> dualhead)?  The texture coordinate limits are 2048x2048 on r3xx/r4xx
>> hw.  If your desktop is bigger than that, it'll fall back to software.
> Mine is bigger than that (3520x1200) but I have a r5xx card, so I
> guess it's moot?
> 01:00.1 Display controller: ATI Technologies Inc R580 [Radeon X1900 XT]
> (anyway, isn't this bug about the crash on startup with EXA + a
> rotation in xorg.conf?)

I've just committed a workaround to the ati driver in git master to
make initial rotation work without crashing.


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