Hi!

On Sun, Feb 01, 2009 at 11:00:56PM +0100, Jean-Frangois wrote:
>I have a problem while installing KDE on my computer since the graphic
>mode used by default is not supported by my screen. I tried few things
>but it looks like I need to use first start of kde kdestart with some
>option that makes it run at some graphic mode.

>Since this occurs at the startkde, I am not sure I can change it by mod
>a conf file.

>Please could you help ?

For me, KDE doesn't/didn't change the graphics mode, but the graphics
mode is set by the X server itself. The configuration file is
/etc/X11/xorg.conf. If it's not present, the X server autoconfigures,
but sometimes the settings derived by autoconfiguration probably won't
fit. You can generate a template xorg.conf by running X -configure
(probably as root). That should terminate soon and leave a file (a
message on the text console should tell you where the file is, usually
in $HOME). Move that file to /etc/X11/xorg.conf and edit it to suit your
needs. Test it using startx rather than xdm. (That is, disable xdm until
everythin works.) For me, it works to symlink the .xinitrc and the
.xsession in the home directory of my normal user account, so startx and
xdm login sessions will work the same.

On one box, I have to play with xrandr because the intel driver doesn't
want to set my preferred resolution (the highest one available after
selecting viable modelines) by default, but a much lower one... So
there's a xrandr invocation early in .xsession/.xinitrc... Wasn't needed
in the legacy driver for the i810 chips; that used the normal selection
of the default resolution I was used to from all graphics drivers in
Xorg and XFree86 I've used/seen before.

>Thanks a lot,
>JF

Kind regards,

Hannah.

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