1 files changed, 3 insertions, 0 deletions
diff --git a/MdePkg/Include/Uefi/UefiSpec.h b/MdePkg/Include/Uefi/UefiSpec.h
index 4eb9384c1b..9203df9340 100644
--- a/MdePkg/Include/Uefi/UefiSpec.h
+++ b/MdePkg/Include/Uefi/UefiSpec.h
@@ -1020,6 +1020,9 @@ EFI_STATUS
                                 valid if ResetStatus is something other than EFI_SUCCESS
                                 unless the ResetType is EfiResetPlatformSpecific
                                 where a minimum amount of ResetData is always required.
+                                For a ResetType of EfiResetPlatformSpecific the data buffer
+                                also starts with a Null-terminated string that is followed
+                                by an EFI_GUID that describes the specific type of reset to perform.
 **/
 typedef
 VOID