RandR support

Warren Block wblock at wonkity.com
Fri Nov 30 20:34:43 PST 2007

On Fri, 30 Nov 2007, Andrew Oakley wrote:

> I'm trying to use RandR to support multiple screens, instead of using
> Xinerama.  Unfortunatly I can't seem to get RandR to recoginse more than
> 1 screen at a time, and havn't found any documentation on how to do this.
> I'm trying to get this to work on an nVidia card (probably not a good
> start), although if it works on a Matrox (G450) I'm happy to switch to
> that (open driver, proprietary hal).  If there is no support for RandR
> in the Matrox driver, I'm willing to try and hack it so it works,
> presumably the changes in the Intel driver will point me in the right
> direction, however any pointers to documentation would be nice.

I have notes and an xorg.conf for a dualhead Matrox G450 here:


(The patch is for FreeBSD, it's not needed on Linux.)

-Warren Block * Rapid City, South Dakota USA

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