Subject: From: Date:

Re: [ecs] PCI and PCIE VGA coexistence ? Richard Yee Fri, 04 Nov 2005 09:15:23 -0800

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What motherboard is it?

Richard Yee
NetBloc Solutions Inc.
1.888.275.1359


Quoting Mark Gilmore <mark1@markgilmore.net>:

> Hi all,
> I was wondering if "anyone" (which usually means Ingo :-)) had a 
> theory regarding this problem:
> I am attempting to run Knoppix with both the onboard VGA and a 
> PCI-EXPRESS VGA card.
>
> When I setup the BIOS to use the onboard VGA as the primary, the PCIE 
> card does not "appear" on the PCI bus (in /proc/pci (or scanpci).
> And when I setup the BIOS to use the PCIE VGA as the primary, the 
> onboard VGA does not appear
> (though a 3rd PCI/VGA card *will* appear).
>
> To state another way, a primary onboard VGA will make a secondary 
> PCIE VGA "disappear",
> and a primary PCIE VGA will make the onboard VGA disappear (but not a 
> 3rd PCI VGA).
>
> Any theories ?
> Thanks !
>
> Mark Gilmore
> http://OmnipotenceSoftware.com

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