i810 (chipset: 830M): Unable to clone, pipe b always inactive

Alex Deucher alexdeucher at gmail.com
Tue Sep 27 12:08:10 PDT 2005

On 9/27/05, Alan Hourihane <alanh at fairlite.demon.co.uk> wrote:
> On Tue, 2005-09-27 at 19:00 +0200, Thomas Heinz wrote:
> > You wrote:
> > > Your Monitor's HorizSync is completely wrong. Respecify that, and you
> > > should be fine.
> >
> > You're right, works fine now. Alan, thank you very much for your help.
> >
> > On your website, you offer the i810 driver as binary object. Where is the
> > corresponding source code? In the Xorg cvs?
> Yes, it's in the CVS.
> > Is it possible to drive first and second pipe with different graphic
> > resolutions in clone mode?
> No. Clone mode is just that. Cloning of the exact display.
> > I added some additional Modes in the Display subsection of the CRT Screen
> > section but still both CRT and LFP use the resolution 1024x768.
> You need to setup real dual head operation for different resolutions,
> but then you'd need some X application to do the copying between screens
> to simulate cloning.

or mergedfb style cloning where the smaller crtc moves around relative
to the larger one, both pointing to the same piece of framebuffer.


> Alan.

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