Bug#531868: xserver-xorg-video-radeon: Secondary display not recognized as connected with All in Wonder 9600
2009/6/5 Ian Lewis <ianmlewis@gmail.com>:
> I tried forcing the output on and it did indeed work.
>
> I needed to add the mode manuall using xrandr --newmode with my mode line.
> I then added the mode using xrandr --addmode VGA-0 1280x1024
>
> The monitor could then be enabled by running
> xrandr --output VGA-0 --mode 1280x1024
>
> However I have to do this every time I start X11 as the monitor is not
> really detected as being connected which is a bit annoying.
You can either add the xrandr commands to your desktop start session
startup script or setup the config in your xorg.conf. See this page
for more info on setup:
http://wiki.debian.org/XStrikeForce/HowToRandR12
Did enabling load detection as Brice suggested help (xrandr --output
VGA-0 --set load_detection 1)? You can also enable it in your
xorg.log:
Option "TVDACLoadDetect" "TRUE"
Alex
>
> Ian
>
> On Fri, Jun 5, 2009 at 2:30 PM, Alex Deucher <alexdeucher@gmail.com> wrote:
>>
>> On Fri, Jun 5, 2009 at 1:13 AM, Brice Goglin <Brice.Goglin@ens-lyon.org>
>> wrote:
>> > Alex Deucher wrote:
>> >> On Thu, Jun 4, 2009 at 8:10 PM, Ian Lewis <ianmlewis@gmail.com> wrote:
>> >>
>> >>> AFAICT switching the monitors does not help. If you switch them then
>> >>> the
>> >>> output is simply switched. VGA-0 is always blank.
>> >>>
>> >>>
>> >>
>> >> For some reason DDC doesn't seem to be working on that port. You
>> >> might try xf86-video-ati from git or the 6.12-branch depending on what
>> >> version you are currently using.
>> >
>> > He's running 6.12.2-2 which contains 6.12-branch up to
>> > 248b435ae63d7122971a8021f8aa8e0963d8a850
>> > I could reupload a more recent snaphost of the branch in the next days
>> > if needed.
>>
>> That should have the relevant fixes. Did it used to work previously?
>> If so, when?
>>
>> Alex
>
>
>
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