1 files changed, 13 insertions, 0 deletions
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index aefba3ffb..3de6ff5ae 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -581,6 +581,12 @@
   ## Include/Guid/FirmwareFileSystem3.h
   gEfiFirmwareFileSystem3Guid      = { 0x5473c07a, 0x3dcb, 0x4dca, { 0xbd, 0x6f, 0x1e, 0x96, 0x89, 0xe7, 0x34, 0x9a }}
 
+  #
+  # GUID defined in PI1.2.1
+  #
+  ## Include/Guid/EventGroup.h
+  gEfiEndOfDxeEventGroupGuid        = { 0x2ce967a, 0xdd7e, 0x4ffc, { 0x9e, 0xe7, 0x81, 0xc, 0xf0, 0x47, 0x8, 0x80 }}
+
 [Guids.IA32, Guids.X64]
   ## Include/Guid/Cper.h
   gEfiIa32X64ErrorTypeCacheCheckGuid = { 0xA55701F5, 0xE3EF, 0x43de, { 0xAC, 0x72, 0x24, 0x9B, 0x57, 0x3F, 0xAD, 0x2C }}
@@ -893,6 +899,13 @@
   gEfiSecurity2ArchProtocolGuid   = { 0x94ab2f58, 0x1438, 0x4ef1, {0x91, 0x52, 0x18, 0x94, 0x1a, 0x3a, 0x0e, 0x68 } }
 
   #
+  # Protocols defined in PI 1.2.1
+  #
+
+  ## Include/Protocol/SmmEndOfDxe.h
+  gEfiSmmEndOfDxeProtocolGuid = { 0x24e70042, 0xd5c5, 0x4260, { 0x8c, 0x39, 0xa, 0xd3, 0xaa, 0x32, 0xe9, 0x3d }}
+
+  #
   # Protocols defined in UEFI2.1/UEFI2.0/EFI1.1
   #