Source code of Windows XP (NT5)
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  1. /*++
  2. Copyright (c) 1991 Microsoft Corporation
  3. Module Name:
  4. xxbiosc.c
  5. Abstract:
  6. This module implements the protect-mode routines necessary to make the
  7. transition to real mode and return to protected mode.
  8. Author:
  9. John Vert (jvert) 29-Oct-1991
  10. Environment:
  11. Kernel mode only.
  12. Probably a panic-stop, so we cannot use any system services.
  13. Revision History:
  14. --*/
  15. //
  16. // commented this file since real mode to protection switch
  17. // requirement of 386 is not needed for ia64
  18. //
  19. // #include "..\..\halx86\i386\xxbiosc.c"