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

32 lines
797 B
NASM

;------------------------------------------------------------------------------
;
; CpuFlushTlb() for ARM
;
; Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
; SPDX-License-Identifier: BSD-2-Clause-Patent
;
;------------------------------------------------------------------------------
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