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Re: Will Multi-Monitor work with my setup?



On 09/22/2010 01:37 PM, Andreas Ronnquist wrote:
On Wed, 22 Sep 2010 13:12:03 -0500
Kent West<westk@acu.edu>  wrote:

Off-and-on for the past two years I've had multi-display working; for
the past year, nada. It worked until an update on my Sid box.

Since then, I've tried wiping my drive and reinstalling Stable, and
swapping out between my three available cards.

A lot of the problem is that I don't know what's the current way to do
things; I used to use Xinerama, but that's been deprecated, and the docs
I've found on xRandR don't answer the questions I have, etc. Another
part of the problem may be that I've got old video cards (but they used
to work!!!).


Hi!

I have a fully working dual-screen setup, but I am using the
closed-source binary blob, downloaded directly from Nvidia - I don't
know if that is an option for you. Also, I am on testing, and not
unstable, but the differences shouldn't be very big nowadays if I
understand things correctly.

I have an xorg.conf setup that I have used on several cards - currently
on an 7950GT, previously on an 8600gts, and if my memory serves me
well, I used it for dualscreen on my previos Geforce 4Ti also.

I attach my xorg.conf, maybe you can get something useful out of it.

xrandr -q reports only one screen, even if it is a dual screen setup:

xrandr: Failed to get size of gamma for output default
Screen 0: minimum 640 x 480, current 2560 x 1024, maximum 2560 x 1024
default connected 2560x1024+0+0 0mm x 0mm
    2560x1024      50.0*
    1280x1024      51.0
    2048x768       52.0
    1024x768       53.0
    1600x600       54.0
    800x600        55.0
    640x480        56.0

(and the frequencies all wrong).

Hope this helps somewhat. Take a look at my xorg.conf and you might get
something useful out of it.

best regards

No; I tried copying/pasting some of your config into mine (making necessary changes, as far as I can tell), but I can't even get X to start with that config.

Now that I'm responding to your post, I almost have a vague recollection of seeing somewhere that the current X drivers no longer support more than one video card, so it may be that I'll have to replace my two cards with a single dual-head card in order to get multi-display support back. If that's true, it frustrates me, because it seems like Debian thus is losing capability. (Although I fully understand the need to sometimes just "cut the cord" on old legacy technology.)

But it does help that you told me that xrandr -q only reports one screen even in a dual-screen setup. Thanks!

--
Kent West<*)))><
http://kentwest.blogspot.com
Praise Yah! \o/



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