Create Microvm subdirectory. Copy OvmfPkgX64 .dsc and .fdf files unmodified as starting point for MicrovmX64. Changes come as separate patches, to simplify patch review and rebases. Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3599 Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Acked-by: Jiewen Yao <Jiewen.yao@intel.com>