[Xen-ia64-devel] Re: PATCH: move IO type to ppn (VTi)

[Alex Williamson <alex.williamson@xxxxxx>]

On Tue, 2008-03-25 at 06:14 +0100, tgingold@xxxxxxx wrote:
> Hi,
> 
> Instead of using 3 extra bits in pte to store the io type, only one bit
> is used to mark the page as an IO page and the type is stored in the ppn
> field.  This both save 2 bits and allow many more io types.
> 
> Move the VTi memory map to arch-ia64/hvm/memmap.h

   ioemu fails to build with this from a clean tree.  Thanks,

        Alex

-- 
Alex Williamson                             HP Open Source & Linux Org.


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