ATI 6.7.192 Dual-Head DVI
alexdeucher at gmail.com
Sat Sep 22 13:01:26 PDT 2007
On 9/22/07, Bryce Harrington <bryce at bryceharrington.org> wrote:
> On Fri, Sep 21, 2007 at 06:12:58PM -0400, Alex Deucher wrote:
> > On 9/21/07, Rick <palabra_up at yahoo.com> wrote:
> > > I just upgraded to X7.3. Since FBMERGED no longer
> > > works I am trying to get my dual head Radeon X600 card
> > > to display on both monitors again. I have already
> > > setup the 6.7.192 ATI driver. My second monitor DVI-0
> > > is just displaying a black screen. I have a green
> > >
> > > xrandr --output DVI-0 --right-of DVI-1
> > > xrandr: screen cannot be larger than 1280x1200
> > > (desired size 2304x1024)
> > >
> > > How can I resolve this?
> > For dual DVI cards you'll need to use the most recent driver from ati
> > git master.
> Should dual cards work?
> In experimenting with -ati's xrandr, I could get dual screen working
> with one card, but triple head with two cards doesn't seem to work (lots
> of screen corruption).
> Also, is Xinerama mode on -ati now deprecated, or is there a way to turn
> off xrandr to use Xinerama?
not sure. I haven't tried it myself. Xinerama support (zaphod mode)
is no longer supported and will not work in the new ati driver.
Also, bug 12519 may be interesting:
I'd appreciate it if someone could help me track down the commit
that's causing a problem.
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