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From: Stefan Bauer <stefan.bauer@cubewerk.de>
To: xen-devel@lists.xensource.com
Subject: iommu: mapping reserved region failed - Q35 - VT-D Issue
Date: Wed, 29 Oct 2008 18:27:52 +0100	[thread overview]
Message-ID: <49089D18.4030405@cubewerk.de> (raw)

Xen 3.4 xen-unstable.hg from yesterday with debian etch on 64bit arch
Intel/Lenovo Q35 Mainboard with VT-d enabled

Bootoptions iommu=1 vtd=1
pci.backhide for a PCI-E nvidia graphiccard

xm dmesg Error messages includes:

[VT-D] iommu.c: 1694:d32767 iommu: mapping reserved region failed
[VT-D] iommu.c: 1542:d0 intel_iommu_add_device: context mapping failed

If i try to start my HVM by xm create win2k the system reboots

any ideas?

-- 
stefan

             reply	other threads:[~2008-10-29 17:27 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-29 17:27 Stefan Bauer [this message]
2008-10-29 18:02 ` iommu: mapping reserved region failed - Q35 - VT-D Issue Stefan Bauer
2008-10-29 18:51 ` Ross Philipson
2008-10-29 19:15   ` Stefan Bauer
2008-10-29 19:30     ` iommu: mapping reserved region failed - Q35 - VT-DIssue Ross Philipson
2008-10-29 19:40       ` Stefan Bauer
2008-10-29 19:50         ` iommu: mapping reserved region failed - Q35 -VT-DIssue Ross Philipson
2008-10-29 20:26           ` Stefan Bauer
2008-10-30  2:14             ` Han, Weidong
2008-10-30  7:25               ` Stefan Bauer
2008-10-30  7:40                 ` Stefan Bauer
2008-10-30  9:30                 ` Han, Weidong
2008-10-30 10:11                   ` Stefan Bauer
2008-10-30 13:48                     ` Han, Weidong
2008-10-30 14:43                       ` Stefan Bauer
2008-10-31  2:17                         ` Han, Weidong
2008-10-31  7:51                           ` Stefan Bauer
2008-10-31 13:19                             ` Ross Philipson
2008-10-31 13:31                               ` Stefan Bauer
2008-10-31 14:00                             ` Han, Weidong
2008-10-31 14:32                               ` Stefan Bauer
2008-10-31 15:17                                 ` Ross Philipson
2008-10-31 15:26                                   ` Stefan Bauer
2008-10-31 15:53                                     ` Ross Philipson
2008-10-31 16:20                                       ` Stefan Bauer
2008-10-31 17:08                                         ` Ross Philipson
2008-10-31 17:25                                           ` Stefan Bauer
2008-10-31 19:00                                             ` Ross Philipson
2008-10-31 19:42                                               ` Stefan Bauer
2008-10-31 20:03                                                 ` Ross Philipson
2008-10-31 21:26                                                   ` Stefan Bauer
2008-11-02  8:03                                                 ` Han, Weidong
2008-11-02  9:17                                                   ` Stefan Bauer
2008-10-29 19:20 ` iommu: mapping reserved region failed - Q35 - VT-D Issue Kay, Allen M
2008-10-29 19:37   ` Stefan Bauer

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