Thanks a lot for your work, Kristian! Testing DRI2 on my 945GM I get ~> glxgears calling DRI2CreateDrawable, XID 0x2c00002, GLX ID 0x2c00002 success, head 0x30, handle 0x2 DRM_I915_EXECBUFFER: -16 glxgears: intel_context.c:1010: UNLOCK_HARDWARE: Assertion `intel->batch->cliprect_mode != REFERENCES_CLIPRECTS' failed. Aborted Greetings, Johannes