Help needed with dual-head setup with ATI Radeon X1300 Pro

[Alex Deucher]

On Mon, Sep 22, 2008 at 9:43 AM, Thomas Kloeber <kloeber at ics.de> wrote:
> I have problems setting up a Radeon X1300 Pro card as a dual-head with one
> monitor (FlexScam S1911) connected to DVI and an Acer AL1916 connected to
> VGA.
>
> How do I have to configure xorg.conf on OpenSolaris to get either 2
> indepenent desktops or at least xinerama. Do I need to configure 2 cards or
> just 1? Neither makes a difference
>
> Right now I only get a clone.

xrandr is the preferred method.  See this page for more info:
http://wiki.debian.org/XStrikeForce/HowToRandR12

while zaphod mode (aka xinerama or screen based multi-head) is still
supported, you'll need a newer xserver (1.4 or higher, due to a bug in
1.3) and a newer version of the radeon driver.

Alex