MdePkg/Library/BaseCpuLib/AArch64/CpuFlushTlb.asm

   1 ;------------------------------------------------------------------------------
   2 ;
   3 ; CpuFlushTlb() for ARM
   4 ;
   5 ; Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
   6 ; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
   7 ; Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
   8 ; SPDX-License-Identifier: BSD-2-Clause-Patent
   9 ;
  10 ;------------------------------------------------------------------------------
  11
  12   EXPORT CpuFlushTlb
  13   AREA BaseCpuLib_LowLevel, CODE, READONLY
  14
  15 ;/**
  16 ;  Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
  17 ;
  18 ;  Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
  19 ;
  20 ;**/
  21 ;VOID
  22 ;EFIAPI
  23 ;CpuFlushTlb (
  24 ;  VOID
  25 ;  );
  26 ;
  27 CpuFlushTlb
  28   tlbi  vmalle1                 // Invalidate Inst TLB and Data TLB
  29   dsb   sy
  30   isb
  31   ret
  32
  33   END