Re: [Xen-devel] [PATCH] OvmfPkg/PlatformPei: allow platform to specify start of PCI MMIO region

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Fri, Nov 08, 2013 at 01:25:34PM -0500, Konrad Rzeszutek Wilk wrote:
> On Fri, Nov 08, 2013 at 05:49:39PM +0000, Wei Liu wrote:
> > The original code calculates the start of PCI MMIO region automatically,
> > which is not desirable when running under Xen, as Xen is responsible of
> > setting up respective regions.
> 
> What if Xen (hvmloader) also moves the MMIO to a different place and
> size? (Basically make e820_host option work with HVM)?
> 

Good point. We probably need to find a way to retrieve the actual
information during runtime.

Wei.

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