Bug#369109: xserver-xorg-video-ati: cannot display at 1024x768 on powerbook g4 titanium with 1280x854 LCD
On Mon, 2006-05-29 at 19:05 +0200, Giuseppe Sacco wrote:
> Michel Dänzer ha scritto:
> > On Sun, 2006-05-28 at 21:10 +0200, Giuseppe Sacco wrote:
> [...]
> > Should be possible via metamodes. Looks like the syntax you have
> > currently is not quite correct for this though.
> >
> > Also, it looks like MergedFB is limiting the virtual resolution to the
> > external display's maximum resolution; does it make a difference if you
> > specify
> >
> > Virtual 1280 854
> >
> > in SubSection "Display"?
>
> The only change is that on the external LCD I have a scrolling screen.
> Note: while I move the pointer scrolling the screen, I see something
> moving even on the internal LCD. So probably both screen are using a
> 1024x768 resolution.
Did you also fix the metamode syntax? Anyway, please provide a full log
file for this.
> >> Option "MonitorLayout" "LVDS,TMDS"
>
> I only have an LCD monitor to make my tests. If I use CRT instead of
> TMDS, the external LCD will work at 1024x768 and the internal LCD will
> not be visible: it will show slowly changes shadow like slightly
> changing shadow on a plasma screen.
Sounds like 'blooming', i.e. the internal LCD is not actively
controlled.
> > The radeon driver doesn't support two digital outputs at the same time
> > yet.
This fact stands (see
https://bugs.freedesktop.org/show_bug.cgi?id=3621), and I suspect the
digitally connected external display might confuse the driver even for
the internal LCD.
Please provide full log files for all cases.
> >> Option "LVDSProbePLL" "on"
> >> Option "EnablePageFlip" "off"
> >> Option "EnableDepthMoves" "on"
> >
> >
> > This option is basically useless and might even be harmful.
>
> Are you referring only to EnableDepthMoves or to all of the last three
> options?
Only EnableDepthMoves, the others are NOPs.
--
Earthling Michel Dänzer | http://tungstengraphics.com
Libre software enthusiast | Debian, X and DRI developer
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