xf86-video-ati update to 6.13.2

[Warren Block]

On Sun, 30 Jan 2011, Oliver Lehmann wrote:

> yesterday I updated my xf86-video-ati port from 6.13.0 to 6.13.2.
> After an Xorg restart, My 1st monitor lost its signal - only the 2nd
> monitor kept displaying. I went back to 6.13.0 and restartet xorg
> (which resulted in a reboot - yeah!)
> After the reboot, starting Xorg was back to normal.
>
> Any idea how to debug further why 6.13.2 keeps my 1st screen blank?
> Please keep me CCed.

It's odd, because xrandr says it's working.  A full xorg.conf and 
Xorg.0.log might provide more clues.