x86writegdtr.c

来自「EFI BIOS是Intel提出的下一代的BIOS标准。这里上传的Edk源代码是」· C语言 代码 · 共 45 行

/*++

Copyright (c) 2004 - 2006, Intel Corporation                                                         
All rights reserved. This program and the accompanying materials                          
are licensed and made available under the terms and conditions of the BSD License         
which accompanies this distribution.  The full text of the license may be found at        
http://opensource.org/licenses/bsd-license.php                                            
                                                                                          
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.  


Module Name:

  x86WriteGdtr.c
  
Abstract: 

  IA-32/x64 specific functions.

--*/

#include "BaseLibInternal.h"

/**
  Writes the current Global Descriptor Table Register (GDTR) descriptor.

  Writes and the current GDTR descriptor specified by Gdtr. This function is
  only available on IA-32 and X64.

  If Gdtr is NULL, then ASSERT().

  @param  Gdtr  Pointer to a GDTR descriptor.

**/
VOID
EFIAPI
AsmWriteGdtr (
  IN      CONST IA32_DESCRIPTOR     *Gdtr
  )
{
  ASSERT (Gdtr != NULL);
  InternalX86WriteGdtr (Gdtr);
}