1 | /*-------------------------------------------------------------------------+ |
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2 | | exit.c v1.1 - PC386 BSP - 1997/08/07 |
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3 | +--------------------------------------------------------------------------+ |
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4 | | Routines to shutdown and reboot the PC. |
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5 | +--------------------------------------------------------------------------+ |
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6 | | (C) Copyright 1997 - |
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7 | | - NavIST Group - Real-Time Distributed Systems and Industrial Automation |
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8 | | |
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9 | | http://pandora.ist.utl.pt |
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10 | | |
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11 | | Instituto Superior Tecnico * Lisboa * PORTUGAL |
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12 | +--------------------------------------------------------------------------+ |
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13 | | Disclaimer: |
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14 | | |
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15 | | This file is provided "AS IS" without warranty of any kind, either |
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16 | | expressed or implied. |
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17 | +--------------------------------------------------------------------------+ |
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18 | | This code is based on: |
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19 | | exit.c,v 1.2 1995/12/19 20:07:36 joel Exp - go32 BSP |
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20 | | With the following copyright notice: |
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21 | | ************************************************************************** |
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22 | | * COPYRIGHT (c) 1989-1998. |
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23 | | * On-Line Applications Research Corporation (OAR). |
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24 | | * Copyright assigned to U.S. Government, 1994. |
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25 | | * |
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26 | | * The license and distribution terms for this file may be |
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27 | | * found in found in the file LICENSE in this distribution or at |
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28 | | * http://www.OARcorp.com/rtems/license.html. |
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29 | | ************************************************************************** |
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30 | | |
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31 | | $Id$ |
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32 | +--------------------------------------------------------------------------*/ |
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33 | |
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34 | |
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35 | #include <stdio.h> |
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36 | |
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37 | #include <bsp.h> |
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38 | |
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39 | /*-------------------------------------------------------------------------+ |
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40 | | External Prototypes |
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41 | +--------------------------------------------------------------------------*/ |
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42 | extern rtems_boolean _IBMPC_scankey(char *); /* defined in 'inch.c' */ |
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43 | |
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44 | /*-------------------------------------------------------------------------+ |
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45 | | Function: rtemsReboot |
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46 | | Description: Reboot the PC. |
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47 | | Global Variables: None. |
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48 | | Arguments: None. |
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49 | | Returns: Nothing. |
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50 | +--------------------------------------------------------------------------*/ |
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51 | inline void rtemsReboot(void) |
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52 | { |
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53 | /* shutdown and reboot */ |
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54 | outport_byte(0x64, 0xFE); /* use keyboard controler to do the job... */ |
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55 | } /* rtemsReboot */ |
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56 | |
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57 | |
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58 | /*-------------------------------------------------------------------------+ |
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59 | | Function: _exit |
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60 | | Description: Shutdown the PC. Called from libc's 'exit'. |
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61 | | Global Variables: None. |
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62 | | Arguments: status - exit status (ignored). |
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63 | | Returns: Nothing. |
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64 | +--------------------------------------------------------------------------*/ |
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65 | void _exit(int status) |
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66 | { |
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67 | unsigned char ch; |
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68 | puts("\nEXECUTIVE SHUTDOWN! Any key to reboot..."); |
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69 | |
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70 | while(!_IBMPC_scankey(&ch)) |
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71 | ; |
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72 | |
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73 | rtemsReboot(); |
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74 | } /* _exit */ |
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