MdePkg/Library/BaseCpuLib/Ia32/CpuFlushTlbGcc.c

   1 /** @file
   2   CpuFlushTlb function for Ia32/X64 GCC.
   3
   4   Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
   5   Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #include <Library/BaseLib.h>
  11
  12 /**
  13   Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
  14
  15   Flushes all the Translation Lookaside Buffers(TLB) entries in a CPU.
  16
  17 **/
  18 VOID
  19 EFIAPI
  20 CpuFlushTlb (
  21   VOID
  22   )
  23 {
  24   AsmWriteCr3 (AsmReadCr3 ());
  25 }