MdeModulePkg/Library/GenericBdsLib/Ia32/ClearDr.asm

   1   title   ClearDr.asm
   2 ;------------------------------------------------------------------------------
   3 ;
   4 ; Copyright (c) 2004, Intel Corporation
   5 ; All rights reserved. This program and the accompanying materials
   6 ; are licensed and made available under the terms and conditions of the BSD License
   7 ; which accompanies this distribution.  The full text of the license may be found at
   8 ; http://opensource.org/licenses/bsd-license.php
   9 ;
  10 ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12 ;
  13 ; Module Name:
  14 ;
  15 ;   ClearDr.asm
  16 ;
  17 ; Abstract:
  18 ;
  19 ;   Clear dr0 dr1 register
  20 ;
  21 ;------------------------------------------------------------------------------
  22
  23   .686
  24   .MODEL FLAT,C
  25   .CODE
  26
  27 ;------------------------------------------------------------------------------
  28 ;  VOID
  29 ;  ClearDebugRegisters (
  30 ;    VOID
  31 ;    )
  32 ;------------------------------------------------------------------------------
  33 ClearDebugRegisters PROC    PUBLIC
  34     push   eax
  35     xor    eax, eax
  36     mov    dr0, eax
  37     mov    dr1, eax
  38     pop    eax
  39     ret
  40 ClearDebugRegisters ENDP
  41
  42 END
  43