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-rw-r--r--ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA15-A7/CTA15-A7Helper.S81
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diff --git a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA15-A7/CTA15-A7Helper.S b/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA15-A7/CTA15-A7Helper.S
deleted file mode 100644
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--- a/ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA15-A7/CTA15-A7Helper.S
+++ /dev/null
@@ -1,81 +0,0 @@
-//
-// Copyright (c) 2012-2013, 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 <AsmMacroIoLib.h>
-#include <Library/ArmLib.h>
-
-#include <ArmPlatform.h>
-
-ASM_FUNC(ArmPlatformPeiBootAction)
- bx lr
-
-//UINTN
-//ArmPlatformGetCorePosition (
-// IN UINTN MpId
-// );
-ASM_FUNC(ArmPlatformGetCorePosition)
- and r1, r0, #ARM_CORE_MASK
- and r0, r0, #ARM_CLUSTER_MASK
- add r0, r1, r0, LSR #7
- bx lr
-
-//UINTN
-//ArmPlatformIsPrimaryCore (
-// IN UINTN MpId
-// );
-ASM_FUNC(ArmPlatformIsPrimaryCore)
- // Extract cpu_id and cluster_id from ARM_SCC_CFGREG48
- // with cpu_id[0:3] and cluster_id[4:7]
- MOV32 (r1, ARM_CTA15A7_SCC_CFGREG48)
- ldr r1, [r1]
- lsr r1, #24
-
- // Shift the SCC value to get the cluster ID at the offset #8
- lsl r2, r1, #4
- and r2, r2, #0xF00
-
- // Keep only the cpu ID from the original SCC
- and r1, r1, #0x0F
- // Add the Cluster ID to the Cpu ID
- orr r1, r1, r2
-
- // Keep the Cluster ID and Core ID from the MPID
- MOV32 (r2, ARM_CLUSTER_MASK | ARM_CORE_MASK)
- and r0, r0, r2
-
- // Compare mpid and boot cpu from ARM_SCC_CFGREG48
- cmp r0, r1
- moveq r0, #1
- movne r0, #0
- bx lr
-
-//UINTN
-//ArmPlatformGetPrimaryCoreMpId (
-// VOID
-// );
-ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
- // Extract cpu_id and cluster_id from ARM_SCC_CFGREG48
- // with cpu_id[0:3] and cluster_id[4:7]
- MOV32 (r0, ARM_CTA15A7_SCC_CFGREG48)
- ldr r0, [r0]
- lsr r0, #24
-
- // Shift the SCC value to get the cluster ID at the offset #8
- lsl r1, r0, #4
- and r1, r1, #0xF00
-
- // Keep only the cpu ID from the original SCC
- and r0, r0, #0x0F
- // Add the Cluster ID to the Cpu ID
- orr r0, r0, r1
- bx lr