Re: [PATCH 1/4] x86-64: Calgary IOMMU - introduce iommu_detected

Andi Kleen
2006-05-25T03:54:32Z

On Thursday 25 May 2006 05:34, Jon Mason wrote:
> swiotlb relies on the gart specific iommu_aperture variable to know if
> we discovered a hardware IOMMU before swiotlb initialization. Introduce
> iommu_detected to do the same thing, but in a HW IOMMU neutral manner,
> in preparation for adding the Calgary HW IOMMU.

I applied them all.

But I think you broke the aperture setup. iommu_setup really
needs to be called early, otherwise aperture.c doesn't get
the right parameters. I undid that change.

And please next time send against the latest tree. It required
quite some tweaking to apply.

-Andi