On Mon, Feb 28, 2022 at 03:21:00PM +0800, Min Xu wrote: > RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3429 > > In Tdx guest, the system memory is passed in TdHob by host VMM. So > the major task of PlatformTdxPublishRamRegions is to walk thru the > TdHob list and transfer the ResourceDescriptorHob and MemoryAllocationHob > to the hobs in DXE phase. > > MemoryAllocationHob should also be created for Mailbox and Ovmf work area. > > Another update is in PlatformAddressWidthInitialization. The physical > address width that Tdx guest supports is either 48 or 52. > > Cc: Ard Biesheuvel <ardb+tianoc...@kernel.org> > Cc: Jordan Justen <jordan.l.jus...@intel.com> > Cc: Brijesh Singh <brijesh.si...@amd.com> > Cc: Erdem Aktas <erdemak...@google.com> > Cc: James Bottomley <j...@linux.ibm.com> > Cc: Jiewen Yao <jiewen....@intel.com> > Cc: Tom Lendacky <thomas.lenda...@amd.com> > Cc: Gerd Hoffmann <kra...@redhat.com> > Signed-off-by: Min Xu <min.m...@intel.com>
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