Re: [Xen-devel] [PATCH v2 18/30] xen/x86: setup PVHv2 Dom0 ACPI tables

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 27.10.16 at 15:51, <boris.ostrovsky@xxxxxxxxxx> wrote:
> I re-read this thread and I am not sure I understand why we can't keep 
> host's RSDP descriptor. We are not mapping dom0 memory 1:1 (right?) so 
> we can place our versions of RSDT/XSDT at the address that the 
> descriptor points to.
> 
> Unless that address is beyond dom0 memory allocation so that could be a 
> problem I guess.

Also eventually we may want to add tables, not just remove some,
and then there may not be enough space at the original location.
Plus I think nothing precludes the XSDT living below 1Mb, and then
we're back into the same problems discussed in another branch of
this thread.

Jan

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