Sorry - I can't offer much here, as I've not messed with it for quite a
while.   Good luck though...

On Tue, Dec 29, 2009 at 04:38, falk <email address hidden> wrote:

> Hi,
>
> I installed a completely new ubuntu 9.10 Karmic and followed the advice
> of  #61 Woko. But the dual view does not work. X can not find any device
> and uses always the failsafe config of xorg.conf.
>
> do you guys have any advice? many thanks in advance.
>
>
> (PS.: before all of this, I have had ubuntu 9.04, later updated to 9.10 and
> changed the graiph driver  patched by andi. the dual view has worked. but
> the update to 9.10 has raised more other problems, so I formatted all and
> did above - a new installation of 9.10 ).
>
> ** Attachment added: "Xorg.0.log"
>   http://launchpadlibrarian.net/37265117/Xorg.0.log
>
> --
> Xinerama broken since intrepid on MGA
> https://bugs.launchpad.net/bugs/292214
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in X.Org X server: Confirmed
> Status in “xserver-xorg-video-mga” package in Ubuntu: Triaged
>
> Bug description:
> Binary package hint: xserver-xorg-video-mga
>
> I have a Matrox G450 dual-head. When I start Xorg with a second screen
> enabled, it errors with the message:
> MGA(0): Unable to map BAR 0.  Invalid argument (22)
>
> This problem is referenced elsewhere on the internet, so far without a
> solution:
> https://answers.launchpad.net/ubuntu/+source/xorg/+question/49251
> http://www.linux-club.de/viewtopic.php?f=48&t=97381
>
> If I disable the second screen, it starts up fine (but with the same image
> on both monitors). I realize Xinerama is deprecated in favor of xrandr but
> the version of the mga driver in intrepid doesn't seem to support xrandr
> configuration -- http://wiki.debian.org/XStrikeForce/HowToRandR12 suggests
> that version 1.9.99 of the mga driver is needed to support randr, and
> following the directions on that page does not have any effect.
>
> $ lsb_release -rd
> Description:    Ubuntu 8.10
> Release:        8.10
>
> $ apt-cache policy xserver-xorg-video-mga
> xserver-xorg-video-mga:
>  Installed: 1:1.4.9.dfsg-1build1
>  Candidate: 1:1.4.9.dfsg-1build1
>  Version table:
>  *** 1:1.4.9.dfsg-1build1 0
>        500 http://archive.ubuntu.com intrepid/main Packages
>        100 /var/lib/dpkg/status
>
> $ cat /etc/X11/xorg.conf
> Section "Device"
>        Identifier      "MGA[0]"
>        Driver          "mga"
>        BusID           "PCI:1:0:0"
>        Screen          0
> EndSection
>
> Section "Device"
>        Identifier      "MGA[1]"
>        Driver          "mga"
>        BusID           "PCI:1:0:0"
>        Screen          1
> EndSection
>
> Section "Monitor"
>        Identifier      "ViewSonic"
>        Option          "DPMS"
> EndSection
>
> Section "Monitor"
>        Identifier      "Westinghouse"
>        Option          "DPMS"
> EndSection
>
> Section "Screen"
>        Identifier      "Left Screen"
>        Monitor         "ViewSonic"
>        Device          "MGA[0]"
> EndSection
>
> Section "Screen"
>        Identifier      "Right Screen"
>        Monitor         "Westinghouse"
>        Device          "MGA[1]"
> EndSection
>
> Section "ServerLayout"
>        Identifier      "Xinerama"
>        Screen          "Left Screen"
>        Screen          "Right Screen" RightOf "Left Screen"
>        Option          "Xinerama" "on"
> EndSection
>
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>