From 3c146a2f613b72da38853c084d1d6658a62adf59 Mon Sep 17 00:00:00 2001
From: Bret Barkelew <brbarkel@microsoft.com>
Date: Tue, 21 Sep 2021 16:54:20 -0700
Subject: [PATCH] ArmPkg/ArmMmuBaseLib: Disallow STANDALONE_MM

Not sure what all module types this HAS been validated against, but it
doesn't work with STANDALONE_MM or STANDALONE_MM_CORE.
---
 ArmPkg/Library/ArmMmuLib/ArmMmuBaseLib.inf | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ArmPkg/Library/ArmMmuLib/ArmMmuBaseLib.inf b/ArmPkg/Library/ArmMmuLib/ArmMmuBaseLib.inf
index 468eb1cda9..7063a25a55 100644
--- a/ArmPkg/Library/ArmMmuLib/ArmMmuBaseLib.inf
+++ b/ArmPkg/Library/ArmMmuLib/ArmMmuBaseLib.inf
@@ -13,7 +13,8 @@
   FILE_GUID                      = da8f0232-fb14-42f0-922c-63104d2c70bd
   MODULE_TYPE                    = BASE
   VERSION_STRING                 = 1.0
-  LIBRARY_CLASS                  = ArmMmuLib
+  # MU_CHANGE - Can't be fully BASE, because it doesn't work in MM_STANDALONE.
+  LIBRARY_CLASS                  = ArmMmuLib | DXE_DRIVER PEIM PEI_CORE DXE_CORE DXE_RUNTIME_DRIVER SEC
 
 [Defines.AARCH64]
   CONSTRUCTOR                    = ArmMmuBaseLibConstructor