MdePkg/Library/BaseLib/X86WriteIdtr.c

   1 /** @file
   2   IA-32/x64 AsmWriteIdtr()
   3
   4   Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9
  10
  11
  12 #include "BaseLibInternals.h"
  13
  14 /**
  15   Writes the current Interrupt Descriptor Table Register(IDTR) descriptor.
  16
  17   Writes the current IDTR descriptor and returns it in Idtr. This function is
  18   only available on IA-32 and x64.
  19
  20   If Idtr is NULL, then ASSERT().
  21
  22   @param  Idtr  The pointer to a IDTR descriptor.
  23
  24 **/
  25 VOID
  26 EFIAPI
  27 AsmWriteIdtr (
  28   IN      CONST IA32_DESCRIPTOR     *Idtr
  29   )
  30 {
  31   ASSERT (Idtr != NULL);
  32   InternalX86WriteIdtr (Idtr);
  33 }