MdePkg/Library/BaseLib/X86WriteGdtr.c

   1 /** @file
   2   IA-32/x64 AsmWriteGdtr()
   3
   4   Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #include "BaseLibInternals.h"
  10
  11 /**
  12   Writes the current Global Descriptor Table Register (GDTR) descriptor.
  13
  14   Writes and the current GDTR descriptor specified by Gdtr. This function is
  15   only available on IA-32 and x64.
  16
  17   If Gdtr is NULL, then ASSERT().
  18
  19   @param  Gdtr  The pointer to a GDTR descriptor.
  20
  21 **/
  22 VOID
  23 EFIAPI
  24 AsmWriteGdtr (
  25   IN      CONST IA32_DESCRIPTOR  *Gdtr
  26   )
  27 {
  28   ASSERT (Gdtr != NULL);
  29   InternalX86WriteGdtr (Gdtr);
  30 }