blob: a1de5e674bb9fdd2f6bf2b1376be66bada3748d5 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
# 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"
#EXTERN ASM_PFX(SecCoreStartupWithStack)
#
# 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
#
#
ASM_GLOBAL ASM_PFX(_ModuleEntryPoint)
ASM_PFX(_ModuleEntryPoint):
#
# Load temporary stack top at very low memory. The C code
# can reload to a better address.
#
movq $INITIAL_TOP_OF_STACK, %rsp
nop
#
# Setup parameters and call SecCoreStartupWithStack
# rcx: BootFirmwareVolumePtr
# rdx: SecCoreEntryPoint
# r8: PeiCoreEntryPoint
# r9: TopOfCurrentStack
#
movq %rbp, %rcx
movq %rsi, %rdx
movq %rdi, %r8
movq %rsp, %r9
subq $0x20, %rsp
call ASM_PFX(SecCoreStartupWithStack)
|
