Re: [Xen-devel] Auto translated physmap feature

[Keir Fraser <keir@xxxxxxxxxxxxx>]

On 15/12/06 21:43, "Puthiyaparambil, Aravindh"
<aravindh.puthiyaparambil@xxxxxxxxxx> wrote:

> If you use the auto translated physmap feature for a DomU, I understand
> that the p2m conversion is done by Xen and not by referencing the p2m
> table that is passed by the domain builder to the DomU. So with auto
> translated physmap, the p2m table for the DomU lives in the Xen space
> and not in the DomU space? Is it possible to use this feature in driver
> domains?

There's no support right now for hooking mmio memory ranges into the domU's
pseudophysical address space, so a driver domain would not be able to access
mmio device resources.

 -- Keir


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