DVI output not visible on LCD with DVI, VGA output works -- (MergedFB on Ubuntu Edgy, Powerbook G4 ATI radeon 9600 M10)

Alex Deucher alexdeucher at gmail.com
Mon Jan 8 06:11:30 PST 2007

On 1/7/07, Martin Langhoff <martin.langhoff at gmail.com> wrote:
> On 1/6/07, Alex Deucher <alexdeucher at gmail.com> wrote:
> > I'll try and take a look this weekend.  I haven't updated my git tree
> > since before the holidays.  Can anyone else reproduce this?  Any
> > chance you could git bisect to find the change that causes the crash?
> Great. I'll bisect it, but, in the meantime, I'm desperate to know
> what the radeon registers are for the direct DVI output. During
> workday, I am using 6.6.2 and I'd like to get rid of the ghosting ;-)

The output itself is mostly controlled by FP_GEN_CNTL and TMDS*
although the timing comes from the whichever crtc and pll are driving
the output.  I can't tell you what the proper values are as the driver
should be setting them already :)


> After work, I'm happy to bisect the crash to flaming death ;-)
> cheers,
> martin

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