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

Michel Dänzer michel at tungstengraphics.com
Mon Sep 17 07:09:02 PDT 2007


On Mon, 2007-09-17 at 14:54 +0200, Marius Groeger wrote:
> On Mon, 17 Sep 2007, Michel Dänzer wrote:
> 
> > > 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.
> 
> How do I do this? I can't seem to find a suitable option in
> radeon.man.

Indeed there isn't, the xorg.conf syntax for RandR 1.2 is described in
the xorg.conf manpage. The upshot is to create a monitor section with
Option "Enable" "false" and assign it to the S-video output by calling
it "S-video" or using Option "monitor-S-video" "<Monitor section
identifier>".


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




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