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Re: [Xen-devel] [VTD][patch 0/6] HVM device assignment using vt-d

To: "Kay, Allen M" <allen.m.kay@xxxxxxxxx>
Subject: Re: [Xen-devel] [VTD][patch 0/6] HVM device assignment using vt-d
From: Muli Ben-Yehuda <muli@xxxxxxxxxx>
Date: Fri, 6 Apr 2007 23:32:43 +0300
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On Fri, Apr 06, 2007 at 01:28:36PM -0700, Kay, Allen M wrote:
> Hi Muli,
> 
> I will need to check with people on HW availability outside of Intel
> and get back to you.

Thanks.

> I just checked out your iommu patch.  Yes, this is a framework we
> can look into using.  It is just a matter of mapping hypercalls and
> iommu_ops.  It is possible we may need to add some operations.  I
> would be happy to work with you on this.

Great!

> I see that your hypercall definitions do not contain
> interrupt/ioport/mmio related stuff.  I'm wondering how do you
> handle these on Calgary implementation

The Calgary bits are implemented at the moment for PV domains only, so
we blissfully ignore all that stuff. The IOMMU framework should
definitely handle interrupt/ioport/mmio's however, so let's work
together on adding them.

Cheers,
Muli

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