panning pre- and post-randr 1.3

Alex Deucher alexdeucher at
Tue Jul 20 09:27:55 PDT 2010

On Fri, Jul 16, 2010 at 11:37 PM, Felix Miata <mrmazda at> wrote:
> In openSUSE 11.0's server and (reported) randr 1.2, my radeon rv380
> has the (virtual desktop area) panning I need by setting in xorg.conf's
> device section 'Option "NoRandr"'. In openSUSE 11.1's server 1.5.2 & randr
> 1.2, 'Option "NoRandr"' is apparently invalid or ignored, even with Intel
> [815,845,G33] instead of Radeon (rv200 or rv380). With openSUSE's server
> 1.6.5 & (x)randr 1.3.2, supposedly panning is available, but the virtual
> lines in xorg.conf's screen sections must not any more valid to enable it.
> 1-(on rv200 radeon, as does rv380 on openSUSE 11.3's 1.8.0/1.3.2, both using
> radeon drivers) 'xrandr --panning 1920x1200' from Konsole just produces a
> usage message. From reading the man page, nothing more seems required. What
> am I missing?

You need to specify the output, e.g.,

xrandr --output VGA-0 --panning 1920x1200

> 2-How/where, prior to X startup, is randr --panning(?) supposed to be
> triggered and remembered?

If you are using ums, you need to reserve a large enough virtual
screen for the full desktop using the Virtual directive in your
xorg.conf.  I don't know if there is an option to set the initial
panning mode other than using xrandr.

> 3-If it is possible to pan in 11.1's 1.5.2/1.2 on radeon[rv200,rv380], how is
> it to be configured?

Depending on what version of the xserver and xf86-video-ati it should work.


> The main reason for this is web page development. I use one CRT, and run
> different resolutions on multiple simultaneous X instances (:0, :1, :2, :n).
> Without panning, emulating widescreen modes isn't doable. I've been happy
> with openSUSE 11.0, but it's due out of support in a matter of days. So, I
> need to find something I can upgrade to that works.
> --
> "The wise are known for their understanding, and pleasant
> words are persuasive." Proverbs 16:21 (New Living Translation)
>  Team OS/2 ** Reg. Linux User #211409
> Felix Miata  ***
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