Re: [RFC] block layer support for DMA IOMMU bypass mode

From: Grant Grundler (
Date: Tue Jul 01 2003 - 14:22:09 EST

On Tue, Jul 01, 2003 at 07:42:41PM +0200, Andi Kleen wrote:
> K8 doesn't have a real IOMMU. Instead it extended the AGP aperture to work
> for PCI devices too.

*gag*...sounds like exactly the opposite HP ZX1 workstations do.
They used part of the SBA IOMMU for AGP GART.


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