https://bugs.freedesktop.org/show_bug.cgi?id=29953
--- Comment #4 from Pavel Ondračka drakkk@centrum.cz 2010-09-03 13:46:04 PDT --- (In reply to comment #3)
Interesting, I did try older versions of a lot of stuff (drm, xf86-ati, mesa) but not the Xserver, so that could very well be it!
Yeah, or maybe you didn't go back enough. BTW with libtxc_dxtn.so I'm now also seeing black screen in Savage 2 which you mentioned in bug 28517.