1 files changed, 35 insertions, 0 deletions
diff --git a/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.asm b/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.asm
new file mode 100644
index 0000000000..25ffbcf9c0
--- /dev/null
+++ b/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.asm
@@ -0,0 +1,35 @@
+//
+//  Copyright (c) 2012, ARM Limited. All rights reserved.
+//
+//  This program and the accompanying materials
+//  are licensed and made available under the terms and conditions of the BSD License
+//  which accompanies this distribution.  The full text of the license may be found at
+//  http://opensource.org/licenses/bsd-license.php
+//
+//  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+//
+//
+
+#include <Library/ArmLib.h>
+
+  INCLUDE AsmMacroIoLib.inc
+
+  EXPORT  ArmPlatformGetCorePosition
+
+  PRESERVE8
+  AREA    ArmPlatformNullHelper, CODE, READONLY
+
+//UINTN
+//ArmPlatformGetCorePosition (
+//  IN UINTN MpId
+//  );
+ArmPlatformGetCorePosition FUNCTION
+  and	r1, r0, #ARM_CORE_MASK
+  and	r0, r0, #ARM_CLUSTER_MASK
+  add	r0, r1, r0, LSR #7
+  bx 	lr
+  ENDFUNC
+
+  END
+