Re: [PATCH 1/4] x86-64: Calgary IOMMU - introduce iommu_detected
From: Andi Kleen
Date: Wed May 24 2006 - 23:53:44 EST
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.
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