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Bug#498632: xserver-xorg-video-nv: 1600x1200 resolution not available

Andrew Archibald wrote:
>     > On a recent fresh install of Lenny, xorg does not start in 1600x1200
>     Do you know if the bug occured with older versions of the driver?
>     Could you try some of them by looking at http://snapshot.debian.net ?
> I had trouble getting the older ones there to install because of dpkg
> conflicts. So I installed Etch and it gave similar results:
> (II) NV(0): Not using default mode "1600x1200" (exceeds panel dimensions)
> (II) NV(0): Not using mode "1600x1200" (no mode of this name)
>     Does it work better if you plug only one of the monitors? Can you try
>     both monitor alone, and try each of them plugged on each output?
> I have now tried all 4 combinations and the monitors always come up
> with 1280x1024 rather than 1600x1200.

Ok, assuming this never worked, the question (as usual with the nv
driver) is whether upstream/nvidia may make this work one day.

>     By the way, if you're feeling a bit adventurous, you could you the
>     "nouveau" driver in experimental.
> I tried to install xserver-xorg-video-nouveau, which wouldn't install
> without linux-nouveau-modules. To resolve this I worked out (from
> reading around) that I should install drm-modules-source and run 'm-a
> a-i drm-modules'. This failed so I followed the advice in bug 496134
> to get it working.
> With driver "nouveau", by default, I get 1600x1200 on both screens!
> xrandr even sees the individual screens

Great, thanks for testing. It's good to see that nouveau is getting test
more and more, and that people are happy with it.

> although they show the same output by default, and aren't usefully
> combined into a dualhead large desktop. I get the following error on
> trying to use xrandr. I haven't had a chance to try it yet, but it
> looks like I might be able to address this with a "virtual" line in
> xorg.conf.
> local@pc20:~$ xrandr --output DVI-D-0 --left-of DVI-D-1
> xrandr: screen cannot be larger than 1600x1600 (desired size 3200x1200)

Yes, you need Virtual 3200 1200.


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