FreeDOS/kernel/initoem.c

/****************************************************************/
/*                                                              */
/*                          initoem.c                           */
/*                                                              */
/*                  OEM Initializattion Functions               */
/*                                                              */
/*                      Copyright (c) 1995                      */
/*                      Pasquale J. Villani                     */
/*                      All Rights Reserved                     */
/*                                                              */
/* This file is part of DOS-C.                                  */
/*                                                              */
/* DOS-C is free software; you can redistribute it and/or       */
/* modify it under the terms of the GNU General Public License  */
/* as published by the Free Software Foundation; either version */
/* 2, or (at your option) any later version.                    */
/*                                                              */
/* DOS-C is distributed in the hope that it will be useful, but */
/* WITHOUT ANY WARRANTY; without even the implied warranty of   */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See    */
/* the GNU General Public License for more details.             */
/*                                                              */
/* You should have received a copy of the GNU General Public    */
/* License along with DOS-C; see the file COPYING.  If not,     */
/* write to the Free Software Foundation, 675 Mass Ave,         */
/* Cambridge, MA 02139, USA.                                    */
/*                                                              */
/****************************************************************/

#include "portab.h"
#include "init-mod.h"

#ifdef VERSION_STRINGS
static BYTE *RcsId =
    "$Id$";
#endif

UWORD init_oem(void)
{
  UWORD top_k = 0;

#ifdef __TURBOC__
  __int__(0x12);
  top_k = _AX;
#elif defined(I86)
  asm
  {
    int 0x12;
    mov top_k, ax;
  }
#endif
  return top_k;
}