dual intel/rage xl with 1.5 xserver - how to get to work?

[Dave Airlie]

On Mon, Oct 26, 2009 at 4:04 PM, Mike Ranweiler <mjr at linux.vnet.ibm.com> wrote:
> I'm trying to get a dual intel/mach64 setup working.  We have a system
> with an onboard Intel and an ATI Rage XL in a PCI slot.  We're stuck
> with the 1.5 X server to stay on a SLES base and with the Intel adapter
> as the primary because of issues with intel-agp if it's set as the
> secondary.
>

X server 1.5 isn't very good at supporting multi-card since it uses
libpciaccess. Multicard support was only fixed up with upcoming kernel 2.6.32
and X server 1.7.

Previous to that I think X server 1.4 was the last one to still
support multi-card
posting.

Dave.