Since radeon is broken, I'm also using radeonhd and it works without any problem nor any special trick. Just using xserver-xorg-video-radeonhd from the repos and added Driver "radeonhd" to xorg.conf.
** Attachment added: "Xorg.0.log" http://launchpadlibrarian.net/18349508/Xorg.0.log -- Radeon Driver fails to load on 2 Sep daily [ATI HD3870] https://bugs.launchpad.net/bugs/264462 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
