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-rw-r--r--MdePkg/Include/Protocol/SmmAccess2.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/MdePkg/Include/Protocol/SmmAccess2.h b/MdePkg/Include/Protocol/SmmAccess2.h
index eb315db1fb..5904266ba0 100644
--- a/MdePkg/Include/Protocol/SmmAccess2.h
+++ b/MdePkg/Include/Protocol/SmmAccess2.h
@@ -108,8 +108,9 @@ EFI_STATUS
///
/// EFI SMM Access2 Protocol is used to control the visibility of the SMRAM on the platform.
-/// It abstracts the location and characteristics of SMRAM. The expectation is
-/// that the north bridge or memory controller would publish this protocol.
+/// It abstracts the location and characteristics of SMRAM. The platform should report all
+/// MMRAM via EFI_MM_ACCESS_PROTOCOL. The expectation is that the north bridge or memory
+/// controller would publish this protocol.
///
struct _EFI_SMM_ACCESS2_PROTOCOL {
EFI_SMM_OPEN2 Open;