Dual Head

Alan Hourihane alanh at fairlite.demon.co.uk
Wed May 28 00:41:46 PDT 2008

On Wed, 2008-05-28 at 12:54 +0530, Deepak Bhatia wrote:
> Dear Alan,
> As per the man page of i810, the dual head is possible with the driver 
> xf86-video-i810-X11R7.2-1.6.5.tar.bz2 running on X11R7.1 - X Server
> xorg-server-X11R7.1-1.1.0.tar.bz2.
> Also as per the link below 
> http://lists.freedesktop.org/archives/xorg/2007-January/021465.html
> Question 1: Does dual head is possible with the xorg.conf given below
> xorg.conf ?

Yes, providing you have a VGA and a DVI connector.

> Question 2: Does dual head means clone type or expand type from below
> xorg.conf ?

It would start in independent head mode meaning two separate screens.

You'd need to turn on Xinerama to get "expand type".

Then for clone mode, you need to add Option "Clone", or use Option
"MonitorLayout" "CRT+DFP,NONE".


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