Add more comment for EFI_DEP_REPLACE_TRUE

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5833 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/MdeModulePkg/Core/Dxe/DxeMain.h b/MdeModulePkg/Core/Dxe/DxeMain.h
index 944a8fcd3fd18780ea8ce1e023646423f19a6b33..2004e389e572a9956629f23daf17923638a1628a 100644 (file)
--- a/MdeModulePkg/Core/Dxe/DxeMain.h
+++ b/MdeModulePkg/Core/Dxe/DxeMain.h
@@ -106,7 +106,10 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 ///\r
 /// EFI_DEP_REPLACE_TRUE - Used to dynamically patch the dependecy expression\r
 ///                        to save time.  A EFI_DEP_PUSH is evauated one an\r
-///                        replaced with EFI_DEP_REPLACE_TRUE\r
+///                        replaced with EFI_DEP_REPLACE_TRUE. If PI spec's Vol 2\r
+///                        Driver Execution Environment Core Interface use 0xff\r
+///                        as new DEPEX opcode. EFI_DEP_REPLACE_TRUE should be\r
+///                        defined to a new value that is not conflicting with PI spec.\r
 ///\r
 #define EFI_DEP_REPLACE_TRUE  0xff\r
 \r