Created attachment 20315 [details]
Xorg.0.log

Thanks for the RV280 fix earlier Alex, here's another on this hardware:
https://bugs.edge.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/297750

[Original Report]
DRI stopped working after upgrade to Intrepid from Hardy. Xorg.0.log states that AGP is not available and DRI has been disabled as a result. This was working well in Hardy.

(II) [drm] DRM open master succeeded.
(II) RADEON(0): [drm] Using the DRM lock SAREA also for drawables.
(II) RADEON(0): [drm] framebuffer handle = 0xd0000000
(II) RADEON(0): [drm] added 1 reserved context for kernel
(II) RADEON(0): X context handle = 0x1
(II) RADEON(0): [drm] installed DRM signal handler
(WW) RADEON(0): [agp] AGP not available
(EE) RADEON(0): [agp] AGP failed to initialize. Disabling the DRI.
(II) RADEON(0): [agp] You may want to make sure the agpgart kernel module
is loaded before the radeon kernel module.

[pci]
(--) PCI:*(0@1:5:0) ATI Technologies Inc RV280 [Radeon 9200] rev 1, Mem @ 0xd0000000/0, 0xe5000000/0, I/O @ 0x0000c000/0, BIOS @ 0x????????/131072
01:05.0 0300: 1002:5961 (rev 01)
 Subsystem: 148c:2063