From mboxrd@z Thu Jan  1 00:00:00 1970
From: Joerg Roedel <joro@8bytes.org>
Subject: Re: IOMMU and AMD 890fx
Date: Mon, 14 Jun 2010 13:30:44 +0200
Message-ID: <20100614113044.GC8302@8bytes.org>
References: <571239012.20100603101930@eikelenboom.it>
	<1857fd65263c9155e5f307f3b7e329d0.squirrel@www.boonen.name>
	<1807175740.20100603112310@eikelenboom.it>
	<ee4a6ab6f04c6a03ad99464f01b6dabc@imap.hosting.jkg-it-services.net>
	<20100603112649.GG11162@8bytes.org> <4C079729.8030502@amd.com>
	<20100610194947.17e0f6ad@ado-gentoo> <4C113911.9030005@amd.com>
	<20100610201527.61351484@ado-gentoo>
	<4C160DBF.8030701@jkg-it-services.de>
Mime-Version: 1.0
Content-Type: text/plain; charset=iso-8859-1
Content-Transfer-Encoding: quoted-printable
Return-path: <xen-devel-bounces@lists.xensource.com>
Content-Disposition: inline
In-Reply-To: <4C160DBF.8030701@jkg-it-services.de>
List-Unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: Jens =?iso-8859-1?Q?Krehbiel-Gr=E4ther?= <xen@jkg-it-services.de>
Cc: "Przywara, Andre" <Andre.Przywara@amd.com>, "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>, Leonardo Prosperi <leo.prosperi@gmail.com>, Wei Huang <wei.huang2@amd.com>, Eikelenboom <linux@eikelenboom.it>, Joop Boonen <joop_boonen@web.de>, Andrew Oakley <andrew@ado.is-a-geek.net>
List-Id: xen-devel@lists.xenproject.org

Hi Jens,

On Mon, Jun 14, 2010 at 01:08:47PM +0200, Jens Krehbiel-Gr=E4ther wrote:
> I now got a Asus Crosshair IV mainboard and here are the outputs after =
I =20
> enabled the IOMMU option in the bios:
>
> xen-01:~# ls /sys/firmware/acpi/tables/
> APIC  DSDT  dynamic  FACP  FACS  HPET  IVRS  MCFG  OEMB  SRAT  SSDT
> xen-01:~# dmesg |grep -i iommu
> [    1.691432] AMD-Vi: Enabling IOMMU at 0000:00:00.2 cap 0x40
> xen-01:~# lspci -d 1002:5a23
> 00:00.2 Generic system peripheral [0806]: ATI Technologies Inc Device 5=
a23

This are good news. At least one of the numerous 890FX mainboards
support the IOMMU of the chipset in its BIOS. Thanks for trying this
out.

	Joerg