adam@kubuntu:~$ dmesg |grep drm
[    1.761926] [drm] Initialized drm 1.1.0 20060810
[    2.750250] [drm] radeon defaulting to kernel modesetting.
[    2.750257] [drm] radeon kernel modesetting enabled.
[    2.754516] [drm] initializing kernel modesetting (RS400 0x1002:0x5A62).
[    2.754568] [drm] register mmio base: 0xC0000000
[    2.754570] [drm] register mmio size: 65536
[    2.754810] [drm] Generation 2 PCI interface, using max accessible memory
[    2.754840] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
[    2.754843] [drm] Driver supports precise vblank timestamp query.
[    2.754886] [drm] radeon: irq initialized.
[    2.755757] [drm] Detected VRAM RAM=128M, BAR=256M
[    2.755763] [drm] RAM width 128bits DDR
[    2.755921] [drm] radeon: 128M of VRAM memory ready
[    2.755924] [drm] radeon: 512M of GTT memory ready.
[    2.755954] [drm] GART: num cpu pages 131072, num gpu pages 131072
[    2.782629] [drm] radeon: 4 quad pipes, 1 z pipes initialized.
[    2.790269] [drm] Loading R300 Microcode
[    2.794176] [drm] radeon: ring at 0x0000000040001000
[    2.794204] [drm] ring test succeeded in 1 usecs
[    2.794387] [drm] radeon: ib pool ready.
[    2.794480] [drm] ib test succeeded in 0 usecs
[    2.796237] [drm] Panel ID String: SEC                     
[    2.796242] [drm] Panel Size 1280x800
[    2.796749] [drm] Radeon Display Connectors
[    2.796752] [drm] Connector 0:
[    2.796755] [drm]   VGA
[    2.796759] [drm]   DDC: 0x68 0x68 0x68 0x68 0x68 0x68 0x68 0x68
[    2.796761] [drm]   Encoders:
[    2.796764] [drm]     CRT1: INTERNAL_DAC2
[    2.796766] [drm] Connector 1:
[    2.796768] [drm]   LVDS                                                                                                                                      
[    2.796772] [drm]   DDC: 0x198 0x198 0x19c 0x19c 0x1a0 0x1a0 0x1a4 0x1a4                                                                                      
[    2.796774] [drm]   Encoders:                                                                                                                                 
[    2.796777] [drm]     LCD1: INTERNAL_LVDS                                                                                                                     
[    2.796779] [drm] Connector 2:                                                                                                                                
[    2.796781] [drm]   S-video                                                                                                                                   
[    2.796783] [drm]   Encoders:                                                                                                                                 
[    2.796785] [drm]     TV1: INTERNAL_DAC2                                                                                                                      
[    2.957244] [drm] fb mappable at 0xD0040000                                                                                                                   
[    2.957249] [drm] vram apper at 0xD0000000                                                                                                                    
[    2.957251] [drm] size 4096000                                                                                                                                
[    2.957254] [drm] fb depth is 24                                                                                                                              
[    2.957256] [drm]    pitch is 5120
[    2.957487] fbcon: radeondrmfb (fb0) is primary device
[    2.957993] fb0: radeondrmfb frame buffer device
[    2.957995] drm: registered panic notifier
[    2.958007] [drm] Initialized radeon 2.8.0 20080528 for 0000:01:05.0 on minor 0