1 files changed, 14 insertions, 0 deletions
diff --git a/ArmPlatformPkg/Include/Library/ArmPlatformLib.h b/ArmPlatformPkg/Include/Library/ArmPlatformLib.h
index b58ddd5d3..94ad5c176 100644
--- a/ArmPlatformPkg/Include/Library/ArmPlatformLib.h
+++ b/ArmPlatformPkg/Include/Library/ArmPlatformLib.h
@@ -70,6 +70,20 @@ ArmPlatformIsPrimaryCore (
   );
 
 /**
+  Return the MpId of the primary core
+
+  This function returns the MpId of the primary core.
+  This function might be called from assembler before any stack is set.
+
+  @return   Return the MpId of the primary core
+
+**/
+UINTN
+ArmPlatformGetPrimaryCoreMpId (
+  VOID
+  );
+
+/**
   Return the current Boot Mode
 
   This function returns the boot reason on the platform