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Re: [Xen-devel] Vt-d not working with 3.4.1

To: "Bonenkamp, Ralf" <ralf.bonenkamp@xxxxxxxx>
Subject: Re: [Xen-devel] Vt-d not working with 3.4.1
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Mon, 17 Aug 2009 17:31:54 +0300
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On Sat, Aug 08, 2009 at 11:53:23PM +0200, Bonenkamp, Ralf wrote:
> Hi folks,
> currently I try to setup a new xen host v3.4.1 on top of a Asus P5E-VM
> DO (latest BIOS, Vt-d capable and enabled in BIOS) to migrate my
> extisting HVMs (Win2k3 server) running on Xen v3.3.0 to a new home. I
> want to switch over to 3.4.1 to (hopefully!) passthrough my ISDN board
> to a HVM domU.
> Unfortunate there seem some issue with the VT-d DMAR tables which is
> beyond my knowledge and probably someone has some hint how to proceed?
> :-)

Well did you try iommu_inclusive_mapping=1, like it suggests ?
> (XEN) [VT-D]dmar.c:401: RMRR address range not in reserved memory base =
> 7d600000 end = 7dffffff; iommu_inclusive_mapping=1 parameter may be
> needed.
> (XEN) Intel VT-d DMAR tables have been parsed.

-- Pasi

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