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Re: [Xen-devel] [PATCH v02 7/7] arm: add trap for remoteproc mmio accesses

Hi Andrii,

Thank you for the patch.

On 06/26/2014 12:07 PM, Andrii Tseglytskyi wrote:
> The following patch connects already introduced
> remoteproc iommu framework with existing trap framework.
> Now, when kernel tries to access external MMU registers,
> Xen triggers remoteproc iommu, which may perform
> proper pfn to mfn translation.

Vijay Kilari has rewritten the MMIO handling in Xen recently. Although
his patch is not yet in tree, I think it will go soon as the patch has
been acked by Ian,  Stefano and me.

I advice you to rebase you work on it [1] [2]


[1] http://lists.xen.org/archives/html/xen-devel/2014-06/msg03302.html
[2] http://lists.xen.org/archives/html/xen-devel/2014-06/msg03303.html

Julien Grall

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