Enabling NVAGP and disabling GART_IOMMU?

Axel Thimm Axel.Thimm at ATrpms.net
Thu Jun 15 21:24:22 UTC 2006

On Thu, Jun 15, 2006 at 10:17:32PM +0100, Chris Jones wrote:
> > Since the kernel from Fedora Core is indeed with AGP built in
> > non-modular you can't turn it off. If you really need to, try the
> > kernel-suspend2 kernels at ATrpms.
> Not true. the kernel AGP can be disabled by simply booting with the kernel 
> option "agp=off" (add it to the kernel options in /etc/grub.conf). Then 
> agpgart will be disabled.
> > Same is true for the ATrpms versions, but if you edit xorg.conf to try
> > to use nvidia's AGP you will see the error/warning above. Unless you
> > use the kernel-suspend2 kernels.
> Again not true. I am using the FC stock kernels, and with the above options 
> together with    
> Option      "NvAgp" "1"
> in my xorg.conf, I am using nvidia's NVAGP module with the stock FC kernels.

So what about the official documentation about this not being possible:

    Please note that NVIDIA's internal AGP support cannot work if AGPGART is
    either statically compiled into your kernel or is built as a module and
    loaded into your kernel. Please see Appendix F for details. Default: 3.

Axel.Thimm at ATrpms.net
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