Re: [PATCH] hw/i386: Add unaccepted memory configuration

[Gerd Hoffman]

On Mon, Jun 20, 2022 at 10:33:00PM +0000, Dionna Glaze wrote:
> For SEV-SNP, an OS is "SEV-SNP capable" without supporting this UEFI
> v2.9 memory type. In order for OVMF to be able to avoid pre-validating
> potentially hundreds of gibibytes of data before booting, it needs to
> know if the guest OS can support its use of the new type of memory in
> the memory map.

I think this should be wired up via sev-guest object (see
SevGuestProperties in qapi/qom.json and target/i386/sev.c),
i.e.

qemu -object sev-guest,accept-all-memory=true,$args

(and likewise for -object tdx-guest once merged).

take care,
  Gerd