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MdeModulePkg: Add BootScriptExecutorDxe driver

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Signed-off-by: jljusten
Reviewed-by: mdkinney
Reviewed-by: rsun3
Reviewed-by: jyao1

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12225 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jljusten
2011-08-29 22:18:19 +00:00
parent 64d14edfeb
commit be46cd5f85
12 changed files with 1137 additions and 0 deletions
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66
MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/IA32/S3Asm.S Normal file
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## @file
#
# Copyright (c) 2010, 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.
#
##
#-----------------------------------------
#VOID
#AsmTransferControl (
# IN UINT32 S3WakingVector,
# IN UINT32 AcpiLowMemoryBase
# );
#-----------------------------------------
ASM_GLOBAL ASM_PFX(AsmTransferControl)
ASM_PFX(AsmTransferControl):
# S3WakingVector :DWORD
# AcpiLowMemoryBase :DWORD
pushl %ebp
movl %esp,%ebp
leal LABLE, %eax
pushl $0x28 # CS
pushl %eax
movl 8(%ebp),%ecx
shrdl $20,%ecx,%ebx
andl $0xf,%ecx
movw %cx,%bx
movl %ebx, jmp_addr
lret
LABLE:
.byte 0xb8,0x30,0 # mov ax, 30h as selector
movw %ax,%ds
movw %ax,%es
movw %ax,%fs
movw %ax,%gs
movw %ax,%ss
movl %cr0, %eax # Get control register 0
.byte 0x66
.byte 0x83,0xe0,0xfe # and eax, 0fffffffeh ; Clear PE bit (bit #0)
.byte 0xf,0x22,0xc0 # mov cr0, eax ; Activate real mode
.byte 0xea # jmp far @jmp_addr
jmp_addr:
.long 0
ASM_GLOBAL ASM_PFX(AsmTransferControl32)
ASM_PFX(AsmTransferControl32):
jmp ASM_PFX(AsmTransferControl)
# dummy
ASM_GLOBAL ASM_PFX(AsmTransferControl16)
ASM_PFX(AsmTransferControl16):
ASM_GLOBAL ASM_PFX(AsmFixAddress16)
ASM_PFX(AsmFixAddress16):
.long 0
ASM_GLOBAL ASM_PFX(AsmJmpAddr32)
ASM_PFX(AsmJmpAddr32):
.long 0

71
MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/IA32/S3Asm.asm Normal file
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;; @file
; This is the assembly code for transferring to control to OS S3 waking vector
; for IA32 platform
;
; Copyright (c) 2006, 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.
;
;;
.586P
.model flat,C
.code
EXTERNDEF AsmFixAddress16:DWORD
EXTERNDEF AsmJmpAddr32:DWORD
;-----------------------------------------
;VOID
;AsmTransferControl (
; IN UINT32 S3WakingVector,
; IN UINT32 AcpiLowMemoryBase
; );
;-----------------------------------------
AsmTransferControl PROC
; S3WakingVector :DWORD
; AcpiLowMemoryBase :DWORD
push ebp
mov ebp, esp
lea eax, @F
push 28h ; CS
push eax
mov ecx, [ebp + 8]
shrd ebx, ecx, 20
and ecx, 0fh
mov bx, cx
mov @jmp_addr, ebx
retf
@@:
DB 0b8h, 30h, 0 ; mov ax, 30h as selector
mov ds, ax
mov es, ax
mov fs, ax
mov gs, ax
mov ss, ax
mov eax, cr0 ; Get control register 0
DB 66h
DB 83h, 0e0h, 0feh ; and eax, 0fffffffeh ; Clear PE bit (bit #0)
DB 0fh, 22h, 0c0h ; mov cr0, eax ; Activate real mode
DB 0eah ; jmp far @jmp_addr
@jmp_addr DD ?
AsmTransferControl ENDP
AsmTransferControl32 PROC
jmp AsmTransferControl
AsmTransferControl32 ENDP
; dummy
AsmTransferControl16 PROC
AsmFixAddress16 DD ?
AsmJmpAddr32 DD ?
AsmTransferControl16 ENDP
END

63
MdeModulePkg/Universal/Acpi/BootScriptExecutorDxe/IA32/SetIdtEntry.c Normal file
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/** @file
Set a IDT entry for debug purpose
Set a IDT entry for interrupt vector 3 for debug purpose for IA32 platform
Copyright (c) 2006 - 2010, 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.
**/
#include "ScriptExecute.h"
//
// INTERRUPT_GATE_DESCRIPTOR and SetIdtEntry () are used to setup IDT to do debug
//
#pragma pack(1)
typedef struct {
UINT16 OffsetLow;
UINT16 SegmentSelector;
UINT16 Attributes;
UINT16 OffsetHigh;
} INTERRUPT_GATE_DESCRIPTOR;
#define INTERRUPT_GATE_ATTRIBUTE 0x8e00
#pragma pack()
/**
Set a IDT entry for interrupt vector 3 for debug purpose.
@param AcpiS3Context a pointer to a structure of ACPI_S3_CONTEXT
**/
VOID
SetIdtEntry (
IN ACPI_S3_CONTEXT *AcpiS3Context
)
{
INTERRUPT_GATE_DESCRIPTOR *IdtEntry;
IA32_DESCRIPTOR *IdtDescriptor;
UINTN S3DebugBuffer;
//
// Restore IDT for debug
//
IdtDescriptor = (IA32_DESCRIPTOR *) (UINTN) (AcpiS3Context->IdtrProfile);
IdtEntry = (INTERRUPT_GATE_DESCRIPTOR *)(IdtDescriptor->Base + (3 * sizeof (INTERRUPT_GATE_DESCRIPTOR)));
S3DebugBuffer = (UINTN) (AcpiS3Context->S3DebugBufferAddress);
IdtEntry->OffsetLow = (UINT16)S3DebugBuffer;
IdtEntry->SegmentSelector = (UINT16)AsmReadCs ();;
IdtEntry->Attributes = (UINT16)INTERRUPT_GATE_ATTRIBUTE;
IdtEntry->OffsetHigh = (UINT16)(S3DebugBuffer >> 16);
AsmWriteIdtr (IdtDescriptor);
}