Bug#707902: xserver-xorg-video-radeon: No 3D acceleration after Wheezy update

[rich <rich@stoicgarden.org>]

Hi,

I tried a newer kernel 3.8-1-686-pae, but no luck.
Seems to be the same as 3.2.0-4-686-paefor modeset 0 and 1.

Here is modeset=1 information, probe fails in dmesg log.
-------------------------------------------------------------------------------------------------------------
=== :~$ dmesg | grep -e drm -e radeon
================================================================

[    0.000000] Kernel command line: 
BOOT_IMAGE=/boot/vmlinuz-3.8-1-686-pae root=UUID=XXXX ro quiet 
radeon.modeset=1
[    7.004741] [drm] Initialized drm 1.1.0 20060810
[    7.191986] [drm] radeon kernel modesetting enabled.
[    7.193070] [drm] initializing kernel modesetting (RV100 
0x1002:0x5159 0x1002:0x5159).
[    7.193118] [drm] register mmio base: 0xD9000000
[    7.193121] [drm] register mmio size: 65536
[    7.195941] radeon 0000:01:00.0: putting AGP V2 device into 4x mode
[    7.195948] radeon 0000:01:00.0: GTT: 256M 0xC0000000 - 0xCFFFFFFF
[    7.195959] radeon 0000:01:00.0: VRAM: 128M 0x00000000D0000000 - 
0x00000000D7FFFFFF (64M used)
[    7.204930] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
[    7.204940] [drm] Driver supports precise vblank timestamp query.
[    7.204955] radeon 0000:01:00.0: Fatal error during GPU init
[    7.205007] [drm] radeon: finishing device.
[    7.205056] [drm] radeon: cp finalized
[    7.209748] radeon: probe of 0000:01:00.0 failed with error -22

Thank you for your efforts,
Rich