[Bug 12007] TV output garbled with RV280

[Alex Deucher]

On Sun, Nov 2, 2008 at 8:23 AM, Alberto Hernando <pajaro.go at gmail.com> wrote:
> El Domingo, 2 de Noviembre de 2008 08:43, bugzilla-daemon at freedesktop.org
> escribió:
>> For those of you with IGP chips and PAL here's a potential patch.  Please
>> test and let me know if it works for you.  I had to guess at the restart
>> stuff as the dumps didn't cover the 0x8xx range where those registers are
>> (specifically, I'd like to see TV_HRESTART (0x838), TV_VRESTART (0x83C),
>> and TV_HSTART (0x818)).  However the patch may just work.
>
>
> Hi.
>
> My asus pundit-r can't detect the connected tv, so all I get is a black
> screen. It's been like this since before applying the patch. Can anyone
> provide a working xorg.conf? At least, one that detects the tv. I have no
> monitor.

Add the following options to the device section of your xorg.conf to
force tv-out on:
Option "ForceTVOut" "true"
Option "TVStandard" "pal"

Or add this option to try to enable TV dac load detection:
Option "TVDACLoadDetect" "true"

It's disabled by default as it's not reliable in all cases.

Alex