xf86-video-ati, XRandR 1.2, and what used to be MergedFB

[Michel Dänzer]

On Mon, 2007-09-17 at 11:42 +0200, Marius Groeger wrote:
> 
> > Anyway, after booting KDE I see a funny thing: KDE seems to think 
> > there are two screens, but they're displayed both(!) on the LVDS. If I ask
> > to identify both screens, it looks like this:
> > 
> >    +---------+-------------+
> >    |         |             |
> >    |   [2]   |             |
> >    |         +             |
> >    +---------+ [1]         |
> >    |                       |
> >    |                       |
> >    |                       |
> >    +-----------------------+
> 
> This problem persists. Apparently the little embedded screen relates 
> to the implicitly not entirely disabled S-Video screen, hence the 
> dimension of 320x200 pixels. Strangely enough, the infamous "xrandr 
> --output S-video --off" DOES NOT turn this embedded screen off!

Probably because the clients don't re-query the Xinerama information.
Try disabling the S-video output in xorg.conf instead.


-- 
Earthling Michel Dänzer           |          http://tungstengraphics.com
Libre software enthusiast         |          Debian, X and DRI developer