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TITLE SecEntry.asm
;------------------------------------------------------------------------------
;*
;* Copyright 2006 - 2009, Intel Corporation
;* 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.
;*
;* CpuAsm.asm
;*
;* Abstract:
;*
;------------------------------------------------------------------------------
#include "SecMain.h"
.code
EXTERN SecCoreStartupWithStack:PROC
;
; SecCore Entry Point
;
; Processor is in flat protected mode
;
; @param ESI Pointer to SEC Core Entry Point (this function)
; @param EDI Pointer to PEI Core Entry Point
; @param EBP Pointer to the start of the Boot Firmware Volume
;
; @return None
;
;
_ModuleEntryPoint PROC PUBLIC
;
; Load temporary stack top at very low memory. The C code
; can reload to a better address.
;
mov rsp, INITIAL_TOP_OF_STACK
nop
;
; Setup parameters and call SecCoreStartupWithStack
; rcx: BootFirmwareVolumePtr
; rdx: SecCoreEntryPoint
; r8: PeiCoreEntryPoint
; r9: TopOfCurrentStack
;
mov rcx, rbp
mov rdx, rsi
mov r8, rdi
mov r9, rsp
sub rsp, 20h
call SecCoreStartupWithStack
_ModuleEntryPoint ENDP
END
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