thanks, putting xinerama option in ServerFlags did the job. 

Now, my next question is: must I restart x server to enable xinerama ? Is 
there a friendly way to hotplug an external screen (or video) ?

thomas

On Saturday 21 May 2005 08:31, Fabricio Cannini wrote:
> Hi!!
>
> First of all, i'm assuming that /etc/X11/xorg.conf file
> is the same (has the same structure) as /etc/X11/XF86Config-4.
> I haven't tested, so check the man pages if there's some difference between
> them.
>
>  > Is there a tool in kde to configure on the fly the layout of the xorg
>  > screens ?
>
> AFAIK, Kcontrol has a module to do it,
> but i can't assure it'll work with x.org's x-server.
>
> I noticed i typo in your xorg.conf file:
>  > Section "Screen"
>  >    Identifier      "External Screen"
>  >    Device          "ATI X300 (2)"
>  >    Monitor         "External Monitor"
>  >    DefaultDepth    24
>  >    SubSection "Display"
>  >            Depth 24
>  >            Modes "1280x1024" "1280x960" **"1152x86490"** "1024x768" 
> "800x600"
>  > "640x480"
>  >    EndSubSection
>  > EndSection
>
> I'm assuming u want "1152x864", right??
>
> According to XF86Config-4 man page, this
>
>  >    Option          "Xinerama"      "true"
>
> Should be in the "ServerFlags" section,
> instead of "ServerLayout".
>
> This may give some hints of what's going wrong.
> If it doesn't work, write back.
>
> HIHU,
>
> --
> KDE: 'Cause there's no 'G' in DEsKtop.
> KDE: Porque nao tem 'G' em DEsKtop.
> gnupg:        0x878A5360 @ pgp.mit.edu
> gpgfp:         5351 B0EC E110 1FB5 6ED7  0648 58A1 FE2B 878A 5360
>
> Thomas Lemaire wrote:
> > Dear list,
> >
> > I am trying to use my debian/linux laptop with an external monitor to
> > have an enlarge desktop. I am using kde3.4 and xorg package given on this
> > list. I configured xorg with two devices, two screens, and a layout
> > putting the two screen side to side. But I can't get kde on both
> > screen...
> >
> > First of all, is kde compilled in debian with the -xinerama option ? Is
> > there a tool in kde to configure on the fly the layout of the xorg
> > screens ? If any body has such a working setup, could he send me its
> > configuratios files ?
> >
> > here are relevant parts taken from my xorg.conf
> >
> > Section "Device"
> >     Identifier      "ATI X300"
> >     Driver          "radeon"
> >     BusID           "PCI:1:0:0"
> >     Option          "MergeFB"               "false"
> >     Option          "MonitorLayout"         "LVDS, TMDS"
> > EndSection
> >
> > Section "Device"
> >     Identifier      "ATI X300 (2)"
> >     Driver          "radeon"
> >     BusID           "PCI:1:0:0"
> >     Screen          1
> > EndSection
> >
> > Section "Monitor"
> >     Identifier      "LCD"
> >     Option          "DPMS"
> >     HorizSync       30-65
> >     VertRefresh     50-75
> > EndSection
> >
> > Section "Monitor"
> >         Identifier      "External Monitor"
> >         Option          "DPMS"
> >         HorizSync       30-65
> >         VertRefresh     50-100
> > EndSection
> >
> > Section "Screen"
> >     Identifier      "Default Screen"
> >     Device          "ATI X300"
> >     Monitor         "LCD"
> >     DefaultDepth    24
> >     SubSection "Display"
> >             Depth           24
> >             Modes           "1400x1050"
> >     EndSubSection
> > EndSection
> >
> > Section "Screen"
> >     Identifier      "External Screen"
> >     Device          "ATI X300 (2)"
> >     Monitor         "External Monitor"
> >     DefaultDepth    24
> >     SubSection "Display"
> >             Depth 24
> >             Modes "1280x1024" "1280x960" "1152x86490" "1024x768" "800x600"
> > "640x480" EndSubSection
> > EndSection
> >
> > Section "ServerLayout"
> >     Identifier      "Default Layout"
> >     Screen          "Default Screen"
> >     Screen  1       "External Screen" RightOf "Default Screen"
> >     InputDevice     "Generic Keyboard"
> >     InputDevice     "Configured Mouse"
> >     InputDevice     "Synaptics Touchpad"
> >     Option          "Xinerama"      "true"
> > EndSection

-- 
thomas


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