From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Huang Subject: Re: AMD IOMMU status Date: Fri, 8 Jan 2010 11:17:53 -0600 Message-ID: <4B4768C1.3060607@amd.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Keir Fraser Cc: "xen-devel@lists.xensource.com" , Andrew Oakley List-Id: xen-devel@lists.xenproject.org Xen's support for AMD IOMMU is up-to-date. You need 800 chipset and a working BIOS to use IOMMU. There will be an option in BIOS to turn it on/off. IOMMU feature doesn't require special support from CPUs. Best, -Wei Keir Fraser wrote: > AMD are actively working on it. Most recent committed patch specifically for > AMD IOMMU support was mid December. > > -- Keir > > On 08/01/2010 00:10, "Andrew Oakley" wrote: > > >> There seem to be a lot of commits and discussion about VT-d support, >> however there seems to be very little activity regarding device >> passthrough using the AMD IOMMU. Is it "done", lacking a mantainer, >> or never going to work? >> >> A quick google showed that 8 series chipsets for desktop are likely to >> be released very soon (looks like it is only the 8 series that have the >> relevant IOMMU). I'm not sure if any other hardware is required for >> passthrough, does anyone know if there is anything special about the >> CPU? >> >> _______________________________________________ >> Xen-devel mailing list >> Xen-devel@lists.xensource.com >> http://lists.xensource.com/xen-devel >> > > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel > >