Re: [SLUG] dual-heads/xinerama

From: michael hast (evylrobot19@cox.net)
Date: Fri Mar 10 2006 - 01:13:43 EST


Jason Boxman wrote:
> On Monday 06 March 2006 23:19, michael hast wrote:
>
>> Okay, all!
>>
>>
> <snip>
>
>> Does anyone know of any really good online tutorials that will walk
>> me through setting up the dual-head display and xinerama? The
>> configuration file doesn't look all that daunting, and the syntax is
>> simple enough, but I'm scared of crashing X again.
>>
>
> Sure.
>
> First, you don't need Xinerama for this. NVidia's driver comes with its own
> compatible implementation, called TwinView. Here are the relevant portions
> of my dual 17" setup with a Ti4200:
>
> Section "Device"
> Identifier "nvidia"
> Driver "nvidia"
> Option "RenderAccel" "true"
> Option "TwinView" "true"
> Option "TwinViewOrientation" "LefOf"
> Option "MetaModes" "1152x864,1152x864"
> Option "AllowGLXWithComposite" "true"
> Option "Nologo" "true"
> EndSection
>
>> How do I determine the bus ID for my AGP slot, and what is the
>> proper syntax according to X, and how do I tell it the difference
>> between the two ports on the card?
>>
>
> You shouldn't need it, but `lspci` will tell you.
>
>
>> Is there an app or tool that I can use that will make it really easy
>> to set up, or is proper manual writing really the only way to do it?
>> For reference, I'm running Debian 3.1, kernel 2.6.8-2, and here is
>> my config file if you would like to give me specific pointers. I
>> promise that if I screw it up, I won't be mad at you. I appreciate the
>> help.
>>
>
> I'm running Debian Stable myself and my above config works perfectly.
>
> You probably need to ensure that AGP for your mainboard is running, though.
>
> jasonb@faith:~$ dmesg | grep -i agp
> Linux agpgart interface v0.101 (c) Dave Jones
> agpgart: Detected SiS 735 chipset
> agpgart: AGP aperture is 128M @ 0xd0000000
>
>
Thanks, Jason! This is what I wound up doing once all was said and done.
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