audk/MdePkg/Library/BaseCpuLib/Arm/CpuFlushTlb.asm

38 lines
1.1 KiB
NASM

;------------------------------------------------------------------------------
;
; CpuFlushTlb() for ARM
;
; Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
; Portions copyright (c) 2008 - 2009, Apple Inc. 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.
;
;------------------------------------------------------------------------------
EXPORT CpuFlushTlb
AREA cpu_flush_tlb, CODE, READONLY
;/**
; Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
;
; Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
;
;**/
;VOID
;EFIAPI
;CpuFlushTlb (
; VOID
; );
;
CpuFlushTlb
MOV r0,#0
MCR p15,0,r0,c8,c5,0 ;Invalidate all the unlocked entried in TLB
BX LR
END