ATI 6.7.192 Dual-Head DVI

Bryce Harrington bryce at
Mon Sep 24 14:54:40 PDT 2007

On Sat, Sep 22, 2007 at 04:01:26PM -0400, Alex Deucher wrote:
> On 9/22/07, Bryce Harrington <bryce at> wrote:
> > 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).
> not sure.  I haven't tried it myself.

I tried again with the 6.7.194 driver.  Photos, README, and files are

Essentially, after switching to tty1 and back, all 3 monitors displayed
without corruption, however monitor 3 was inaccessible by mouse or

Also, it brings up a question.  How *would* one configure multi-board
setups with xrandr?  I notice the screens on the second card have the
same identifiers as the screens on the first card.


> 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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