dmesg | egrep 'drm|radeon'
[    8.877574] [drm] Initialized drm 1.1.0 20060810
[    9.794000] [drm] VGACON disable radeon kernel modesetting.
[    9.797528] [drm] radeon userspace modesetting enabled.
[    9.801530] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
[    9.805086] [drm] No driver support for vblank timestamp query.
[    9.808605] [drm] Initialized radeon 1.33.0 20080528 for 0000:01:00.0 on minor 0

OpenGL vendor string: VMware, Inc.
OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 3.3, 128 bits)
OpenGL version string: 2.1 Mesa 9.2.1
OpenGL shading language version string: 1.30