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+//
+// Copyright (c) 2011-2013, ARM Limited. All rights reserved.
+// Copyright (c) 2015, Hisilicon Limited. All rights reserved.
+// Copyright (c) 2015, Linaro 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.
+//
+// Based on the files under ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibRTSM/
+//
+//
+
+#include <AsmMacroIoLibV8.h>
+#include <Library/ArmLib.h>
+
+ASM_FUNC(ArmPlatformPeiBootAction)
+ ret
+
+//UINTN
+//ArmPlatformGetPrimaryCoreMpId (
+// VOID
+// );
+ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
+ MOV32 (w0, FixedPcdGet32(PcdArmPrimaryCore))
+ ret
+
+# IN None
+# OUT x0 = number of cores present in the system
+ASM_FUNC(ArmGetCpuCountPerCluster)
+ MOV32 (w0, FixedPcdGet32(PcdCoreCount))
+ ret
+
+//UINTN
+//ArmPlatformIsPrimaryCore (
+// IN UINTN MpId
+// );
+ASM_FUNC(ArmPlatformIsPrimaryCore)
+ MOV32 (w1, FixedPcdGet32(PcdArmPrimaryCoreMask))
+ and x0, x0, x1
+ MOV32 (w1, FixedPcdGet32(PcdArmPrimaryCore))
+ cmp w0, w1
+ cset x0, eq
+ ret
+
+//UINTN
+//ArmPlatformGetCorePosition (
+// IN UINTN MpId
+// );
+// With this function: CorePos = (ClusterId * 4) + CoreId
+ASM_FUNC(ArmPlatformGetCorePosition)
+ and x1, x0, #ARM_CORE_MASK
+ and x0, x0, #ARM_CLUSTER_MASK
+ add x0, x1, x0, LSR #6
+ ret
+
+ASM_FUNCTION_REMOVE_IF_UNREFERENCED