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Re: [Xen-users] What is necessary for AMD IOMMU support

To: "Carsten Schiers" <carsten@xxxxxxxxxx>
Subject: Re: [Xen-users] What is necessary for AMD IOMMU support
From: mark.weinem@xxxxxxxxxxxxxxxxx
Date: Wed, 31 Mar 2010 16:31:35 +0200 (CEST)
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> Hi,
>
> I was just wondering, what exactly is necessary to use IOMMU with AMD
> CPUs. From what
> CPU family it's on the chip and are other things necessary, like a certain
> chipset on
> the motherboard?

You will need a mainboard with AMD-800 chipset. The BIOS needs to support
IOMMU.


> I own a Gigabyte GA-M56S-S3 board and AMD 4050e CPU. I can enable/disable
> virtualization
> in the BIOS. Will that be enough to switch on IOMMU and run a non-PV
> Windows?

You will at least a new mainboard with the new AMD-800 chipset. But I
don't know if the current boards spport the 4050e CPU.


best, Mark


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