problems with ati 9600 xinerama

[Alex Deucher]

On Sun, 28 Nov 2004 13:23:21 -0500, Chuck Mead <csm at moongroup.com> wrote:
> 
> 
> Alex Deucher wrote:
> > On Sun, 28 Nov 2004 12:45:03 -0500, Chuck Mead <csm at moongroup.com> wrote:
> >>Alex Deucher wrote:
> >>>On Sun, 28 Nov 2004 10:22:54 +0100, Matthieu Herrb
> >>><matthieu.herrb at laas.fr> wrote:
> >>>>Chuck Mead wrote:
> >>>>>I finally gave up on classic ximerama with this card and with
> >>>>>the help of a user on freenode:#xorg I got the desktop I had been
> >>>>>wanting using this config:
> >>>>>
> >>>>>Section "Device"
> >>>>>       Identifier  "Videocard0"
> >>>>>       Driver      "radeon"
> >>>>>       VendorName  "ATI"
> >>>>>       BoardName   "ATI Radeon 9600"
> >>>>>       BusID       "PCI:1:0:0"
> >>>>>       Option "MergedFB" "True"
> >>>>>       Option "CRT2HSync" "30-70"
> >>>>>       Option "CRT2VRefresh" "50-160"
> >>>>>       Option "MonitorLayout" "CRT,CRT"
> >>>>>       Option "OverlayOnCRTC2" "true"
> >>>>>        Option "MetaModes" "1280x1024-1280x1024"
> >>>>>       Option "CRT2Position" "RightOf"
> >>>>>EndSection
> >>>>>
> >>>>
> >>>>Though, it may be interesting to understand why "traditional" dual-head
> >>>>doesn't work anymore with radeons.
> >>>>
> >>>>I have a 9200 which also seem to only be able to use mergedfb with
> >>>>X.Org, and I've one report of a OpenBSD user who was using traditional
> >>>>multi-head on XFree86 4.4 with a radeon 7000, but cannot get it working
> >>>>with X.Org 6.8.1.
> >>>>
> >>>traditional multi-head should work as well.  It does on all my
> >>>mult-head radeon cards.  for it to work you will need two devices
> >>>sections with the same pci id and one with screen 0 and one with
> >>>screen 1.  monitor detection has regressed on some systems in 6.8.x
> >>>and can be fixed with this patch:
> >>>https://bugs.freedesktop.org/show_bug.cgi?id=1559
> >>>Without that patch, you can force the outputs to what you want using
> >>>the Monitorlayout option in the screen 0 device config section of your
> >>>xorg.conf:
> >>>Option     "MonitorLayout" "CRT, CRT"
> >>
> >>I did all that and it *NEVER* worked... *ALL* I could get was a double
> >>(duplicate) screen... not one big desktop.
> >
> > Could you post your log with that configuration somewhere?  I'd like
> > to take a look at it.  Also have you tried the patch on bug 1559?
> 
> Dude... I went through so many configs over the last 4 days you have no
> idea! :-)
> 
> So I don't know what log/config pair you want me to post. I *DO* have a
> config remaining that I named as it does the duplicate desktop thing I
> think... I am attaching it.


Could you post your log rather than your config?  The log (Xorg.0.log)
should be in /var/log/

> 
> Also... patching X is not something I will be doing with this
> installation. It's a rhel4 beta 2 install that I am using to develop
> updates for Red Hat courseware so it has to stay as it is for now. So
> between that fact and the additional fact that I cannot code my way out
> of a wet paper sack (admin here and proud of it :-) it's not a good idea
> to start hacking at this install. Useful patches that fix brokenness
> should probably be thrust in Mike Harris direction... :-)

1559 is likely to make it into 6.8.2.

> 
> Lastly... replying to the list is good enough for me... replying to the
> list and cc'ing me or vice versa is a bit of a nuisance...
> 

OK

> txs!
> 
> --
> 
> 
> csm at moongroup.com, head geek
> http://moongroup.com
> 
> 
> # Xorg configuration created by system-config-display
> 
> Section "ServerLayout"
>         Identifier     "Dual Head Configuration"
>         Screen      0  "Screen0" 0 0
>         Screen      1  "Screen1" RightOf "Screen0"
>         InputDevice    "Mouse0" "CorePointer"
>         InputDevice    "Keyboard0" "CoreKeyboard"
>         Option      "Clone" "off"
>         Option      "MonitorLayout" "CRT, CRT"

           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
this option should be in the device section for screen 0 of your config.

> EndSection
> 


Alex