https://bugs.freedesktop.org/show_bug.cgi?id=34534
--- Comment #15 from Peter Hercek phercek@gmail.com 2011-04-13 00:37:56 PDT --- Created an attachment (id=45562) --> (https://bugs.freedesktop.org/attachment.cgi?id=45562) xrandr --verbose output on 2.6.38.2-vanilla (with 3840x1024 fixed using radeonreg regset 0x770c 0x00020004)