;------------------------------------------------------------------------------ ;* ;* Copyright (c) 2006 - 2013, 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. ;* ;* CpuAsm.asm ;* ;* Abstract: ;* ;------------------------------------------------------------------------------ #include <Base.h> SECTION .text extern ASM_PFX(SecCoreStartupWithStack) ; ; SecCore Entry Point ; ; Processor is in flat protected mode ; ; @param[in] EAX Initial value of the EAX register (BIST: Built-in Self Test) ; @param[in] DI 'BP': boot-strap processor, or 'AP': application processor ; @param[in] EBP Pointer to the start of the Boot Firmware Volume ; ; @return None This routine does not return ; global ASM_PFX(_ModuleEntryPoint) ASM_PFX(_ModuleEntryPoint): ; ; Load temporary RAM stack based on PCDs ; %define SEC_TOP_OF_STACK (FixedPcdGet32 (PcdOvmfSecPeiTempRamBase) + \ FixedPcdGet32 (PcdOvmfSecPeiTempRamSize)) mov eax, SEC_TOP_OF_STACK mov esp, eax nop ; ; Setup parameters and call SecCoreStartupWithStack ; [esp] return address for call ; [esp+4] BootFirmwareVolumePtr ; [esp+8] TopOfCurrentStack ; push eax push ebp call ASM_PFX(SecCoreStartupWithStack)