From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joanna Rutkowska Subject: Fwd: Re: collecting info on platforms with VT-d BIOS Samsung X460 Date: Mon, 29 Mar 2010 11:54:56 +0200 Message-ID: <4BB078F0.9090107@invisiblethingslab.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1442733432==" Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --===============1442733432== Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig9C63316CE8CAF9F2026C28AA" This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig9C63316CE8CAF9F2026C28AA Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Forgot to reply to the list. -------- Original Message -------- Subject: Re: [Xen-devel] collecting info on platforms with VT-d BIOS Samsung X460 Date: Mon, 29 Mar 2010 11:52:45 +0200 From: Joanna Rutkowska To: Pasi K=E4rkk=E4inen On 03/29/2010 09:20 AM, Pasi K=E4rkk=E4inen wrote: > On Fri, Jan 22, 2010 at 04:22:08PM -0800, Kay, Allen M wrote: >> We would like to collect information on platforms that have problem wi= th VT-d PCI device passthrough using non-IGD PCI devices. Note that IGD = (integrated display device) device passthrough code is still being worked= on. >> >> If you have encountered VT-d problems on a particular platform using = latest xen-unstable, please provide the following information so that we = can work with OEM's to get their BIOS's fixed: >> >> (a) Platform details (OEM, Product/Model#, Other identifying info= ) >> (b) BIOS version/number >> (c) Version of Xen with which failure is seen (if not the latest x= en-unstable) >> (d) Specific error/failure details such as serial log >> >> Thanks! >> >=20 > I have a Supermicro motherboard with broken BIOS regarding VT-d ACPI DM= AR tables. > See this thread for more information: http://lists.xensource.com/archiv= es/html/xen-devel/2010-03/msg01477.html >=20 > Model: Supermicro X7SB4=20 > BIOS: Version 1.2a (latest available) > Xen: 4.0.0-rc8 (latest xen-unstable) > Errors: (XEN) [VT-D]dmar.c:371: Invalid ACPI DMAR entry length: 0x0 >=20 > More information about the error here: http://lists.xensource.com/archi= ves/html/xen-devel/2010-03/msg01476.html >=20 I can also add Samsung X460 laptop to this list. It is based on PM45 chipset (which does have VT-d), but the broken X460 BIOS doesn't expose DMAR table, so no VT-d on this machine. joanna. --------------enig9C63316CE8CAF9F2026C28AA Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org/ iEYEARECAAYFAkuwePAACgkQORdkotfEW84CAgCfTBg7cBhs6Mo+OJiq9miUK2we iI4AoI/mh66RO7PUgFrMrJqNhucc5WCS =dk/v -----END PGP SIGNATURE----- --------------enig9C63316CE8CAF9F2026C28AA-- --===============1442733432== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel --===============1442733432==--