MdePkg/Library/BaseLib/Ia32/CpuFlushTlb.asm

   1 ;------------------------------------------------------------------------------ ;
   2 ; Copyright (c) 2006, Intel Corporation
   3 ; All rights reserved. This program and the accompanying materials
   4 ; are licensed and made available under the terms and conditions of the BSD License
   5 ; which accompanies this distribution.  The full text of the license may be found at
   6 ; http://opensource.org/licenses/bsd-license.php
   7 ;
   8 ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
   9 ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  10 ;
  11 ; Module Name:
  12 ;
  13 ;   CpuFlushTlb.Asm
  14 ;
  15 ; Abstract:
  16 ;
  17 ;   CpuFlushTlb function
  18 ;
  19 ; Notes:
  20 ;
  21 ;------------------------------------------------------------------------------
  22
  23     .386p
  24     .model  flat,C
  25     .code
  26
  27 ;------------------------------------------------------------------------------
  28 ; VOID
  29 ; EFIAPI
  30 ; CpuFlushTlb (
  31 ;   VOID
  32 ;   );
  33 ;------------------------------------------------------------------------------
  34 CpuFlushTlb PROC
  35     mov     eax, cr3
  36     mov     cr3, eax                    ; moving to CR3 flushes TLB
  37     ret
  38 CpuFlushTlb ENDP
  39
  40     END