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diff --git a/ReferenceCode/Haswell/Protocol/MpService/MpService.h b/ReferenceCode/Haswell/Protocol/MpService/MpService.h
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+/** @file
+  This protocol produces MP Protocol
+
+@copyright
+  Copyright (c) 1999 - 2012 Intel Corporation. All rights reserved
+  This software and associated documentation (if any) is furnished
+  under a license and may only be used or copied in accordance
+  with the terms of the license. Except as permitted by such
+  license, no part of this software or documentation may be
+  reproduced, stored in a retrieval system, or transmitted in any
+  form or by any means without the express written consent of
+  Intel Corporation.
+
+  This file contains 'Framework Code' and is licensed as such
+  under the terms of your license agreement with Intel or your
+  vendor.  This file may not be modified, except as allowed by
+  additional terms of your license agreement.
+**/
+#ifndef _MP_H_
+#define _MP_H_
+
+#include "LinkedList.h"
+
+#include EFI_PROTOCOL_CONSUMER(SmmBase) // added for EFI_AP_PROCEDURE
+
+#include EFI_PROTOCOL_CONSUMER (CpuIo)
+
+#define EFI_MP_SERVICES_PROTOCOL_GUID \
+  { \
+    0xf33261e7, 0x23cb, 0x11d5, 0xbd, 0x5c, 0x0, 0x80, 0xc7, 0x3c, 0x88, 0x81 \
+  }
+
+EFI_FORWARD_DECLARATION (EFI_MP_SERVICES_PROTOCOL);
+
+#ifndef DELIVERY_MODE_FIXED
+#define DELIVERY_MODE_FIXED           0x0
+#define DELIVERY_MODE_LOWEST_PRIORITY 0x1
+#define DELIVERY_MODE_SMI             0x2
+#define DELIVERY_MODE_REMOTE_READ     0x3
+#define DELIVERY_MODE_NMI             0x4
+#define DELIVERY_MODE_INIT            0x5
+#define DELIVERY_MODE_SIPI            0x6
+#define DELIVERY_MODE_MAX             0x7
+
+#define TRIGGER_MODE_EDGE             0x0
+#define TRIGGER_MODE_LEVEL            0x1
+#endif
+
+typedef union {
+  struct {
+    UINT32 Status                   : 2;
+    UINT32 Tested                   : 1;
+    UINT32 Reserved1                : 13;
+    UINT32 VirtualMemoryUnavailable : 1;
+    UINT32 Ia32ExecutionUnavailable : 1;
+    UINT32 FloatingPointUnavailable : 1;
+    UINT32 MiscFeaturesUnavailable  : 1;
+    UINT32 Reserved2                : 12;
+  } Bits;
+  UINT32 Uint32;
+} EFI_MP_HEALTH_FLAGS;
+
+#define EFI_MP_HEALTH_FLAGS_STATUS_HEALTHY                  0x0
+#define EFI_MP_HEALTH_FLAGS_STATUS_PERFORMANCE_RESTRICTED   0x1
+#define EFI_MP_HEALTH_FLAGS_STATUS_FUNCTIONALLY_RESTRICTED  0x2
+
+typedef struct {
+  EFI_MP_HEALTH_FLAGS Flags;
+  UINT32              TestStatus;
+} EFI_MP_HEALTH;
+
+typedef enum {
+  EfiCpuAP                = 0,
+  EfiCpuBSP,
+  EfiCpuDesignationMaximum
+} EFI_CPU_DESIGNATION;
+
+typedef struct {
+  UINT32 Package;
+  UINT32 Die;
+  UINT32 Core;
+  UINT32 Thread;
+} PHYSICAL_LOCATION;
+
+typedef struct {
+  UINT32              ApicID;
+  BOOLEAN             Enabled;
+  EFI_CPU_DESIGNATION Designation;
+  EFI_MP_HEALTH       Health;
+  UINTN               PackageNumber;
+  UINTN               NumberOfCores;
+  UINTN               NumberOfThreads;
+  UINT64              ProcessorPALCompatibilityFlags;
+  UINT64              ProcessorTestMask;
+} EFI_MP_PROC_CONTEXT;
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_MP_SERVICES_GET_GENERAL_MP_INFO)(
+  IN EFI_MP_SERVICES_PROTOCOL *This,
+  OUT UINTN                   *NumberOfCPUs,
+  OUT UINTN                   *MaximumNumberOfCPUs,
+  OUT UINTN                   *NumberOfEnabledCPUs,
+  OUT UINTN                   *RendezvousIntNumber,
+  OUT UINTN                   *RendezvousProcLength
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_MP_SERVICES_GET_PROCESSOR_CONTEXT)(
+  IN EFI_MP_SERVICES_PROTOCOL *This,
+  IN UINTN                    ProcessorNumber,
+  IN OUT UINTN                *BufferLength,
+  IN OUT EFI_MP_PROC_CONTEXT  *ProcessorContextBuffer
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_MP_SERVICES_STARTUP_ALL_APS)(
+  IN EFI_MP_SERVICES_PROTOCOL *This,
+  IN EFI_AP_PROCEDURE         Procedure,
+  IN BOOLEAN                  SingleThread,
+  IN EFI_EVENT WaitEvent      OPTIONAL,
+  IN UINTN TimeoutInMicroSecs OPTIONAL,
+  IN OUT VOID *ProcArguments  OPTIONAL,
+  OUT UINTN *FailedCPUList    OPTIONAL
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_MP_SERVICES_STARTUP_THIS_AP)(
+  IN EFI_MP_SERVICES_PROTOCOL *This,
+  IN EFI_AP_PROCEDURE         Procedure,
+  IN UINTN                    ProcessorNumber,
+  IN EFI_EVENT WaitEvent      OPTIONAL,
+  IN UINTN TimeoutInMicroSecs OPTIONAL,
+  IN OUT VOID *ProcArguments  OPTIONAL
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_MP_SERVICES_SWITCH_BSP)(
+  IN EFI_MP_SERVICES_PROTOCOL *This,
+  IN UINTN                    ProcessorNumber,
+  IN BOOLEAN                  EnableOldBSP
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_MP_SERVICES_SEND_IPI)(
+  IN EFI_MP_SERVICES_PROTOCOL *This,
+  IN UINTN                    ProcessorNumber,
+  IN UINTN                    VectorNumber,
+  IN UINTN                    DeliveryMode
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_MP_SERVICES_ENABLEDISABLEAP)(
+  IN EFI_MP_SERVICES_PROTOCOL *This,
+  IN UINTN                    ProcessorNumber,
+  IN BOOLEAN                  NewAPState,
+  IN EFI_MP_HEALTH            *HealthState
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_MP_SERVICES_WHOAMI)(
+  IN EFI_MP_SERVICES_PROTOCOL *This,
+  OUT UINTN                   *ProcessorNumber
+  );
+
+///
+/// This information is basically from Intel Platform Innovation Framework for EFI Multiprocessor Services Protocol
+/// Specification. When installed, the MP Services Protocol produces a collection of services that are needed for MP
+/// management, such as initialization and management of application processors.
+///
+struct _EFI_MP_SERVICES_PROTOCOL {
+  ///
+  /// This service retrieves general information of multiprocessors in the system.
+  ///
+  EFI_MP_SERVICES_GET_GENERAL_MP_INFO   GetGeneralMPInfo;
+  ///
+  /// This service gets detailed MP-related information of the requested processor.
+  ///
+  EFI_MP_SERVICES_GET_PROCESSOR_CONTEXT GetProcessorContext;
+  ///
+  /// This function is used to dispatch all enabled APs to the function specified by Procedure.
+  ///
+  EFI_MP_SERVICES_STARTUP_ALL_APS       StartupAllAPs;
+  ///
+  /// This function is used to dispatch one enabled AP to the function provided by the caller.
+  ///
+  EFI_MP_SERVICES_STARTUP_THIS_AP       StartupThisAP;
+  ///
+  /// This service switches the requested AP to be the BSP from that point onward.
+  ///
+  EFI_MP_SERVICES_SWITCH_BSP            SwitchBSP;
+  ///
+  /// This service sends an IPI to a specified AP.
+  ///
+  EFI_MP_SERVICES_SEND_IPI              SendIPI;
+  ///
+  /// This service lets the caller enable or disable an AP.
+  ///
+  EFI_MP_SERVICES_ENABLEDISABLEAP       EnableDisableAP;
+  ///
+  /// This service lets the caller processor get its handle number, with which any processor in the system can be
+  /// uniquely identified.
+  ///
+  EFI_MP_SERVICES_WHOAMI                WhoAmI;
+};
+
+extern EFI_GUID gEfiMpServiceProtocolGuid;
+
+#endif