After upgrading to 7.3, settings in xorg.conf are not obeyed

[Andy Fawcett]

On Thursday 20 September 2007 12:14:45 Andy Fawcett wrote:
> On Thursday 20 September 2007 11:46:55 Adam K Kirchhoff wrote:
> > On Thu, 2007-09-20 at 09:31 +0300, Andy Fawcett wrote:
> > > On Wednesday 19 September 2007 15:02:08 Adam K Kirchhoff wrote:
> > > > Have you checked the output of "xrandr" to see if 1600x1200 is
> > > > listed?
> > >
> > > I reinstalled 7.3 last night, and (of course) the same results.
> > > Here is the output of xrandr:
> > >
> > > Screen 0: minimum 320 x 200, current 1152 x 768, maximum 2048 x
> > > 2048 VGA-0 connected 1152x768+0+0 (normal left inverted right x
> > > axis y axis) 0mm x 0m
> > > m
> > >    2048x1536      60.0
> > >    1920x1440      60.0
> > >    1856x1392      60.0
> > >    1792x1344      75.0     60.0
> > >    1600x1200      85.0     75.0     70.0     65.0     60.0
> > >    1600x1024      60.0
> > >    1400x1050      74.8     60.0
> > >    1280x1024      85.0     75.0     60.0
> > >    1280x960       85.0     60.0
> > >    1152x864       75.0
> > >    1152x768       54.8*
> > >    1024x768       85.0     75.0     70.1     60.0
> > >    832x624        74.6
> > >    800x600        85.1     72.2     75.0     60.3     56.2
> > >    640x480        85.0     72.8     75.0     59.9
> > >    720x400        85.0
> > >    640x400        85.1
> > >    640x350        85.1
> > > DVI-0 disconnected (normal left inverted right x axis y axis)
> > > S-video disconnected (normal left inverted right x axis y axis)
> > >
> > > I was looking through bugs.freedesktop.org also to see if other
> > > people had problems with resolutions. There were quite a few
> > > reports, but I've not had chance to try out any of the proposed
> > > solutions yet.
> > >
> > > One thing I will try this evening is swapping out the 9600 for a
> > > 9250 I have, to see if that changes anything.
> >
> > 1600x1200 is listed.  Have you simply tried changing the resolution
> > with xrandr?
>
> Yes I have, and it causes extremely slow updates, flickering, and a
> tiled effect where the 1152x768 "screen" ends in the top-left corner.
> I'll try to remember to grab a screenie when I get home this evening.

Update:

The above effect is still true, but if I leave it for a few minutes the system 
becomes responsive and stops flickering.

xrandr -s 1600x1200
xrandr --fbmm 352x264

is the magic combination.

Andy


-- 
Andy Fawcett                                     | andy at athame.co.uk
                                                 | tap at kde.org
"In an open world without walls and fences,      | tap at lspace.org
  we wouldn't need Windows and Gates."  -- anon  | tap at fruitsalad.org