Dual-head on i810 driver -- almost works
andrew at mcmillan.net.nz
Thu May 3 14:52:41 PDT 2007
On Thu, 2007-05-03 at 09:52 -0400, Greg Stark wrote:
> Andrew McMillan <andrew at mcmillan.net.nz> writes:
> > > I can't figure out how to turn off clone mode. The man page no longer lists
> > > the driver-specific options to control multi-head layouts and instead says to
> > > use 'Option "Clone" "false"' in the ServerLayout section. I've tried this but
> > > it still gives me two copies of the same screen.
> > You need to:
> > (a) add a "Virtual" line to the appropriate Subsection "Display" within
> > Section "Screen", like:
> > Virtual 2680 1050
> > i.e. (1400 + 1280)wide x (1050)high for my own case.
> Really? BITD the server figured out the virtual size by adding together the
> sizes of the screens in the serverlayout section.
> > (b) Use xrandr, to choose a non-clone configuration. To turn on my
> > external 1280x1024 monitor and put it to the right of my laptop screen,
> > I use something like this:
> > xrandr --output VGA --auto --pos 1400x0 --right-of LVDS
> Huh, this xrandr thing looks cool. But can't I specify this in xorg.conf
Nope. Not now.
There is only one screen and it has the Virtual to know how big it can
theoretically become. That screen has multiple CRTC's though.
Welcome to the New World Order :-)
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