From mboxrd@z Thu Jan  1 00:00:00 1970
From: Keir Fraser <keir.fraser@eu.citrix.com>
Subject: Re: VT-d could not work on ThinkPad T500 well
Date: Mon, 25 May 2009 10:01:22 +0100
Message-ID: <C6401CF2.BB92%keir.fraser@eu.citrix.com>
References: <cac7495c0905241919n13bd9834q927a184bc54d4ab9@mail.gmail.com>
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To: kazushi takahashi <w1ndoz@triton.ocn.ne.jp>, "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
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On 25/05/2009 03:19, "kazushi takahashi" <w1ndoz@triton.ocn.ne.jp> wrote:

> (XEN)      l3_index = 3f
> (XEN)      l3[3f] = 0
> (XEN)      l3[3f] not present
> (XEN) [VT-D]iommu.c:722: iommu_page_fault: iommu-reg = ffff828bfff54000
> <freeze here>
> 
> any advice?

Try adding iommu_inclusive_mapping to your Xen command line.

 -- Keir