xrandr: adding a second display to screen 0 [radeon]

[Alex Deucher]

On Feb 18, 2008 3:06 PM, martin f krafft <madduck at madduck.net> wrote:
> also sprach Alex Deucher <alexdeucher at gmail.com> [2008.02.18.1806 +0100]:
> > > This feels pretty good. Unfortunately, the VGA-0 screen still stays
> > > off and the LED is blinking as if it was in DPMS powersave mode.
> >
> > This has been fixed in ati git master.
>
> I can confirm this. Thanks.
>
> > > Unfortunately, the screen seems to simply extend across the two
> > > displays, so the Xinerama protocol does not seem to be provided and
> > > fluxbox cannot distinguish between heads.
> >
> > xrandr provides xinerama hints, I suspect fluxbox either doesn't
> > handle them or you've compiled it without xinerama support.
>
> With the new driver, it seems to work. Unfortunately, the
> performance is phenomenally bad. Check out the following short video
> which I took while dragging a window around (~50Mb):
>
>   http://scratch.madduck.net/__media__mmcblk0p1__DCIM__101_PANA__P1010235.MOV
>
> I wonder if I should be making a new case for that...

I've never seen anything quite like that before.  Does a restart of X
or the computer help?  Can you attach your log and config?

Alex