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MdePkg BaseLib: Convert Ia32/EnablePaging64.asm to NASM 

The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert
Ia32/EnablePaging64.asm to Ia32/EnablePaging64.nasm

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
This commit is contained in:
Jordan Justen 2016-05-30 18:51:53 -07:00 committed by Liming Gao
parent 6074ca7022
commit 2c71f739de
2 changed files with 68 additions and 0 deletions
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3
MdePkg/Library/BaseLib/BaseLib.inf
View File

@ -158,6 +158,7 @@
Ia32/ARShiftU64.c | MSFT
Ia32/Thunk16.nasm | MSFT
Ia32/Thunk16.asm | MSFT
Ia32/EnablePaging64.nasm| MSFT
Ia32/EnablePaging64.asm | MSFT
Ia32/EnableCache.c | MSFT
Ia32/DisableCache.c | MSFT
@ -254,6 +255,7 @@
Ia32/ARShiftU64.asm | INTEL
Ia32/Thunk16.nasm | INTEL
Ia32/Thunk16.asm | INTEL
Ia32/EnablePaging64.nasm| INTEL
Ia32/EnablePaging64.asm | INTEL
Ia32/EnableCache.asm | INTEL
Ia32/DisableCache.asm | INTEL
@ -263,6 +265,7 @@
Ia32/Thunk16.nasm | GCC
Ia32/Thunk16.S | XCODE
Ia32/EnableDisableInterrupts.S | GCC
Ia32/EnablePaging64.nasm| GCC
Ia32/EnablePaging64.S | GCC
Ia32/DisablePaging32.S | GCC
Ia32/EnablePaging32.S | GCC

65
MdePkg/Library/BaseLib/Ia32/EnablePaging64.nasm Normal file
View File

@ -0,0 +1,65 @@
;------------------------------------------------------------------------------
;
; 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.
;
; Module Name:
;
; EnablePaging64.Asm
;
; Abstract:
;
; AsmEnablePaging64 function
;
; Notes:
;
;------------------------------------------------------------------------------
SECTION .text
;------------------------------------------------------------------------------
; VOID
; EFIAPI
; InternalX86EnablePaging64 (
; IN UINT16 Cs,
; IN UINT64 EntryPoint,
; IN UINT64 Context1, OPTIONAL
; IN UINT64 Context2, OPTIONAL
; IN UINT64 NewStack
; );
;------------------------------------------------------------------------------
global ASM_PFX(InternalX86EnablePaging64)
ASM_PFX(InternalX86EnablePaging64):
cli
mov DWORD [esp], .0 ; offset for far retf, seg is the 1st arg
mov eax, cr4
or al, (1 << 5)
mov cr4, eax ; enable PAE
mov ecx, 0xc0000080
rdmsr
or ah, 1 ; set LME
wrmsr
mov eax, cr0
bts eax, 31 ; set PG
mov cr0, eax ; enable paging
retf ; topmost 2 dwords hold the address
.0:
DB 0x67, 0x48 ; 32-bit address size, 64-bit operand size
mov ebx, [esp] ; mov rbx, [esp]
DB 0x67, 0x48
mov ecx, [esp + 8] ; mov rcx, [esp + 8]
DB 0x67, 0x48
mov edx, [esp + 0x10] ; mov rdx, [esp + 10h]
DB 0x67, 0x48
mov esp, [esp + 0x18] ; mov rsp, [esp + 18h]
DB 0x48
add esp, -0x20 ; add rsp, -20h
call ebx ; call rbx
hlt ; no one should get here