text: /*
   * BIOS interrupt 15h handler
   *
   * Copyright 1997 Jan Willamowius
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library 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
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  
  #include <stdlib.h>
  #include "dosexe.h"
  #include "wine/debug.h"
  #include "wine/winbase16.h"
  
  WINE_DEFAULT_DEBUG_CHANNEL(int);
  
  
  /**********************************************************************
   *	    DOSVM_Int15Handler (WINEDOS16.121)
   *
   * Handler for int 15h
   */
  void WINAPI DOSVM_Int15Handler( CONTEXT86 *context )
  {
      switch(AH_reg(context))
      {
      case 0x4f: /*catch keyboard*/
        FIXME("INT15: catch keyboard not handled yet\n");
         break;
      case 0x83: /* start timer*/
          switch(AL_reg(context))
          {
          case 0x00: /* Start Timer*/
              FIXME("INT15: Start Timer not handled yet\n");
              break;
          case 0x01: /* stop  timer*/
              FIXME("INT15: Stop Timer not handled yet\n");
              break;
          }
          break;
      case 0x84: /* read joystick information */
          FIXME("Read joystick information not implemented\n");
  
          /* FIXME: report status as if no game port exists */
          switch(DX_reg(context))
          {
          case 0x0: /* read joystick switches */
              SET_AL( context, 0x0 ); /* all switches open */
              break;
          case 0x1: /* read joystick position */
              SET_AX( context, 0x0 );
              SET_BX( context, 0x0 );
              SET_CX( context, 0x0 );
              SET_DX( context, 0x0 );
              break;
  	default:
              INT_BARF( context, 0x15 );
              break;
          }
  
          RESET_CFLAG(context);
          break;
      case 0x85: /* sysreq - key  used*/
          FIXME("INT15: SysReq - Key not handled yet\n");
          break;
      case 0x86: /* wait*/
          FIXME("INT15: Wait not correctly handled yet\n");
          if ( AL_reg( context ) != 0x00 ) ERR("Invalid Input to Int15 function 0x86h AL != 0x00 \n");
          break;
      case 0x87: /* move memory regions*/
          FIXME("INT15: Move memory regions not implemented\n");
          break;
  
      case 0x88: /* get size of memory above 1 M */
          SET_AX( context, 64 );  /* FIXME: are 64K ok? */
          RESET_CFLAG(context);
          break;
  
      case 0xc0: /* GET CONFIGURATION */
          if (ISV86(context))
          {
              /* real mode segment */
              context->SegEs = 0xf000;
          }
          else
          {
              /* KERNEL.194: __F000H - protected mode selector */
              FARPROC16 proc = GetProcAddress16( GetModuleHandle16("KERNEL"),
                                                 (LPCSTR)(ULONG_PTR)194 );
              context->SegEs = LOWORD(proc);
          }
          SET_BX( context, 0xe6f5 );
          SET_AH( context, 0x0 );
          RESET_CFLAG(context);
          break;
  
      case 0xc2:
  	switch(AL_reg(context))
  	{
  	case 0x00: /* Enable-Disable Pointing Device (mouse) */
  	    /* BH = newstate, 00h = disabled 01h = enabled */
  	    switch(BH_reg(context))
  	    {
  	        case 0x00:
  	    	    FIXME("Disable Pointing Device - not implemented\n");
  		    break;
  	    	case 0x01:
  	    	    FIXME("Enable Pointing Device - not implemented\n");
  		    break;
  	    	default:
  		    INT_BARF( context, 0x15 );
  		    break;
  	    }
  	    SET_AH( context, 0x00 ); /* successful */
  	    break;
  	case 0x02: /* Set Sampling Rate */
  	    /* BH = sampling rate */
  	    FIXME("Set Sampling Rate - not implemented\n");
  	    SET_AH( context, 0x00 ); /* successful */
  	    break;
  	case 0x04: /* Get Pointing Device Type */
  	    FIXME("Get Pointing Device Type - not implemented\n");
              /* FIXME: BH = Device id, What is it supposed to be? */
  	    SET_BH( context, 0x01 );
  	    break;
  	default:
  	    INT_BARF( context, 0x15 );
  	}
          break;
  
      default:
          INT_BARF( context, 0x15 );
      }
  }
  