building / configuring X correctly

Michel Dänzer michel at
Wed Aug 5 19:29:16 PDT 2015

On 06.08.2015 09:04, Christopher Barry wrote:
> Greetings,
> I got a new video card (radeon r9 390) to replace my aging hd7850 and it
> caused total system lockups in debian sid after just a few minutes in
> Blender. I decided to try to compile X and friends from source to get
> the latest of everything (using I compiled and installed the
> latest LLVM and glamor as well. I've used multiple sources of
> information from the web, but I'm stymied at this point.
> Bottom line: I get no hw acceleration, only two of my three monitors
> are displaying, and it's not clear to me if I have radeonsi running
> right or not or at all.
> I'm hoping someone can spot something obviously wrong I'm doing. There's
> a bunch of different log and system output data in the linked zipfile
> that may prove useful in understanding what's not right. 
> The build log shows a bunch of attempts at getting mesa to compile, but
> indeed it finally did. I'm not sure my options are correct though.

Looks fine to me.

>From Xorg.0.log:

> [     9.806] couldn't get display device
> [     9.806] (EE) RADEON(0): glamor detected, failed to initialize EGL.

glamor fails to initialize EGL, so you're currently not using any
hardware acceleration. Can try running Xorg with the environment
variable EGL_LOG_LEVEL=debug and get the stderr output from that?

Earthling Michel Dänzer               |     
Libre software enthusiast             |             Mesa and X developer

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