On Mon, Aug 09, 2010 at 08:06:31PM +0200, Mattieu Baptiste wrote: > Hi all, > > I have some problems I am seeing with DRM on my Radeon HD > 4670 in -current (dual head setup with two monitors at > 1280x1024). I can't display any OpenGL applications. > > The best way to reproduce this is by running glxgears : > > matt...@kronenbourg: ~ $ glxgears > drmRadeonCmdBuffer: -22. Kernel failed to parse or rejected command > stream. See dmesg for more info. > > > In dmesg I have these errors : > > error: [drm:pid30830:r300_emit_carefully_checked_packet0] *ERROR* > Register 4e4c failed check as flag=00 > error: [drm:pid30830:r300_do_cp_cmdbuf] *ERROR* r300_emit_packet0 failed
Expected behaviour. export LIBGL_ALWAYS_SOFTWARE=1 to revert to software rendering