From: Stefan Bauer <stefan.bauer@cubewerk.de>
Cc: xen-devel@lists.xensource.com
Subject: Re: iommu: mapping reserved region failed - Q35 -VT-DIssue
Date: Fri, 31 Oct 2008 17:20:29 +0100 [thread overview]
Message-ID: <490B304D.7060000@cubewerk.de> (raw)
In-Reply-To: <409D32C55C48D34DB5E31C8AB29EB15B071C777F@FTLPEXCH05.citrite.net>
Ross Philipson schrieb:
> Attached is a printout of your DMAR tables. Focusing on the following failures that occurred later in the boot process:
>
> (XEN) domain_context_mapping: can't find drhd for device (bus=0 dev=1f func=2)
> (XEN) [VT-D]iommu.c:1545:d0 intel_iommu_add_device: context mapping failed
> (XEN) domain_context_mapping: can't find drhd for device (bus=0 dev=1f func=5)
> (XEN) [VT-D]iommu.c:1545:d0 intel_iommu_add_device: context mapping failed
>
> The DMAR only has two DRHD with 1 and 3 scope entries respectively for device endpoints (covering devices 00:1b.0, 00:03.0, 00:03.2, 00:03.3). There are no scope entries for entire bridges and there is not an INCLUDE_ALL DRHD. This is what is causing the failure - no match. It seems odd to me that there are so few entries.
Is there anything i can do to work on that problem further?
Regards
--
Stefan
next prev parent reply other threads:[~2008-10-31 16:20 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-29 17:27 iommu: mapping reserved region failed - Q35 - VT-D Issue Stefan Bauer
2008-10-29 18:02 ` 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 [this message]
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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