I'm not sure if it is related but during tweak testing, I've found that the combination of setting the AGPMode and AGPFastWrite somehow conflict. For me setting them both locks up xorg. So I leave out AGPFastWrite which makes it default to off on both Edgy and Feisty.
-- [regression][rv280] black screen and console freeze when X starts - drm lockup https://bugs.launchpad.net/bugs/67487 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs