mirror of https://github.com/acidanthera/audk.git
79 lines
1.8 KiB
NASM
79 lines
1.8 KiB
NASM
;------------------------------------------------------------------------------
|
|
;
|
|
; Copyright (c) 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.
|
|
;
|
|
; Module Name:
|
|
;
|
|
; SecEntry.asm
|
|
;
|
|
; Abstract:
|
|
;
|
|
; This is the code that begins in protected mode.
|
|
; It will transfer the control to pei core.
|
|
;
|
|
;------------------------------------------------------------------------------
|
|
#include <Base.h>
|
|
|
|
.686p
|
|
.xmm
|
|
.model small, c
|
|
|
|
EXTRN SecStartup:NEAR
|
|
|
|
; Pcds
|
|
EXTRN PcdGet32 (PcdPayloadFdMemBase):DWORD
|
|
|
|
.code
|
|
|
|
;
|
|
; 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
|
|
;
|
|
|
|
_ModuleEntryPoint PROC PUBLIC
|
|
;
|
|
; Disable all the interrupts
|
|
;
|
|
cli
|
|
;
|
|
; Construct the temporary memory at 0x80000, length 0x10000
|
|
;
|
|
mov esp, (BASE_512KB + SIZE_64KB)
|
|
|
|
;
|
|
; Pass BFV into the PEI Core
|
|
;
|
|
push PcdGet32 (PcdPayloadFdMemBase)
|
|
|
|
;
|
|
; Pass stack base into the PEI Core
|
|
;
|
|
push BASE_512KB
|
|
|
|
;
|
|
; Pass stack size into the PEI Core
|
|
;
|
|
push SIZE_64KB
|
|
|
|
;
|
|
; Pass Control into the PEI Core
|
|
;
|
|
call SecStartup
|
|
_ModuleEntryPoint ENDP
|
|
|
|
END
|