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diff --git a/Silicon/BroxtonSoC/BroxtonSiPkg/Cpu/SecCore/SecMain.h b/Silicon/BroxtonSoC/BroxtonSiPkg/Cpu/SecCore/SecMain.h
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index 0000000000..8834628393
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+++ b/Silicon/BroxtonSoC/BroxtonSiPkg/Cpu/SecCore/SecMain.h
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+/** @file
+  Master header file for SecCore.
+
+  Copyright (c) 2008 - 2016, Intel Corporation. All rights reserved.<BR>
+
+  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.
+
+**/
+
+#ifndef _SEC_CORE_H_
+#define _SEC_CORE_H_
+
+#include <PiPei.h>
+#include <Ppi/SecPlatformInformation.h>
+#include <Ppi/TemporaryRamSupport.h>
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/PcdLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/PlatformSecLib.h>
+#include <Library/UefiCpuLib.h>
+#include <Library/PeCoffGetEntryPointLib.h>
+#include <Library/PeCoffExtraActionLib.h>
+#include <Library/DebugAgentLib.h>
+#include <Library/ReportStatusCodeLib.h>
+
+#define SEC_IDT_ENTRY_COUNT  34
+
+typedef struct _SEC_IDT_TABLE {
+  //
+  // Reserved 8 bytes preceding IDT to store EFI_PEI_SERVICES**, since IDT base
+  // address should be 8-byte alignment.
+  // Note: For IA32, only the 4 bytes immediately preceding IDT is used to store
+  // EFI_PEI_SERVICES**
+  //
+  UINT64            PeiService;
+  UINT64            IdtTable[SEC_IDT_ENTRY_COUNT];
+} SEC_IDT_TABLE;
+
+/**
+  Switch the stack in the temporary memory to the one in the permanent memory.
+
+  This function must be invoked after the memory migration immediately. The relative
+  position of the stack in the temporary and permanent memory is same.
+
+  @param TemporaryMemoryBase  Base address of the temporary memory.
+  @param PermenentMemoryBase  Base address of the permanent memory.
+
+**/
+VOID
+EFIAPI
+SecSwitchStack (
+  UINT32   TemporaryMemoryBase,
+  UINT32   PermenentMemoryBase
+  );
+
+/**
+  This service of the TEMPORARY_RAM_SUPPORT_PPI that migrates temporary RAM into
+  permanent memory.
+
+  @param[in] PeiServices            Pointer to the PEI Services Table.
+  @param[in] TemporaryMemoryBase    Source Address in temporary memory from which the SEC or PEIM will copy the
+                                    Temporary RAM contents.
+  @param[in] PermanentMemoryBase    Destination Address in permanent memory into which the SEC or PEIM will copy the
+                                    Temporary RAM contents.
+  @param[in] CopySize               Amount of memory to migrate from temporary to permanent memory.
+
+  @retval    EFI_SUCCESS            The data was successfully returned.
+  @retval    EFI_INVALID_PARAMETER  PermanentMemoryBase + CopySize > TemporaryMemoryBase when
+                                    TemporaryMemoryBase > PermanentMemoryBase.
+
+**/
+EFI_STATUS
+EFIAPI
+SecTemporaryRamSupport (
+  IN CONST EFI_PEI_SERVICES   **PeiServices,
+  IN EFI_PHYSICAL_ADDRESS     TemporaryMemoryBase,
+  IN EFI_PHYSICAL_ADDRESS     PermanentMemoryBase,
+  IN UINTN                    CopySize
+  );
+
+/**
+  Entry point to the C language phase of SEC. After the SEC assembly
+  code has initialized some temporary memory and set up the stack,
+  the control is transferred to this function.
+
+  @param[in] SizeOfRam           Size of the temporary memory available for use.
+  @param[in] TempRamBase         Base address of tempory ram
+  @param[in] BootFirmwareVolume  Base address of the Boot Firmware Volume.
+
+**/
+VOID
+EFIAPI
+SecStartup (
+  IN UINT32                   SizeOfRam,
+  IN UINT32                   TempRamBase,
+  IN VOID                     *BootFirmwareVolume
+  );
+
+/**
+  Find and return Pei Core entry point.
+
+  It also find SEC and PEI Core file debug inforamtion. It will report them if
+  remote debug is enabled.
+
+  @param[in]  BootFirmwareVolumePtr  Point to the boot firmware volume.
+  @param[out] PeiCoreEntryPoint      Point to the PEI core entry point.
+
+**/
+VOID
+EFIAPI
+FindAndReportEntryPoints (
+  IN  EFI_FIRMWARE_VOLUME_HEADER       *BootFirmwareVolumePtr,
+  OUT EFI_PEI_CORE_ENTRY_POINT         *PeiCoreEntryPoint
+  );
+
+/**
+  Autogenerated function that calls the library constructors for all of the module's
+  dependent libraries.  This function must be called by the SEC Core once a stack has
+  been established.
+
+**/
+VOID
+EFIAPI
+ProcessLibraryConstructorList (
+  VOID
+  );
+
+#endif
+