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/*-------------------------------------------------------------------------+
| exit.c v1.1 - PC386 BSP - 1997/08/07
+--------------------------------------------------------------------------+
| Routines to shutdown and reboot the PC.
+--------------------------------------------------------------------------+
| (C) Copyright 1997 -
| - NavIST Group - Real-Time Distributed Systems and Industrial Automation
|
| http://pandora.ist.utl.pt
|
| Instituto Superior Tecnico * Lisboa * PORTUGAL
+--------------------------------------------------------------------------+
| Disclaimer:
|
| This file is provided "AS IS" without warranty of any kind, either
| expressed or implied.
+--------------------------------------------------------------------------+
| This code is based on:
| exit.c,v 1.2 1995/12/19 20:07:36 joel Exp - go32 BSP
| With the following copyright notice:
| **************************************************************************
| * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. *
| * On-Line Applications Research Corporation (OAR). *
| * All rights assigned to U.S. Government, 1994. *
| * *
| * This material may be reproduced by or for the U.S. Government pursuant *
| * to the copyright license under the clause at DFARS 252.227-7013. This *
| * notice must appear in all copies of this file and its derivatives. *
| **************************************************************************
+--------------------------------------------------------------------------*/
#include <stdio.h>
#include <bsp.h>
/*-------------------------------------------------------------------------+
| External Prototypes
+--------------------------------------------------------------------------*/
extern rtems_boolean _IBMPC_scankey(char *); /* define in 'inch.c' */
/*-------------------------------------------------------------------------+
| Function: rtemsReboot
| Description: Reboot the PC.
| Global Variables: None.
| Arguments: None.
| Returns: Nothing.
+--------------------------------------------------------------------------*/
inline void rtemsReboot(void)
{
/* shutdown and reboot */
outport_byte(0x64, 0xFE); /* use keyboard controler to do the job... */
} /* rtemsReboot */
/*-------------------------------------------------------------------------+
| Function: _exit
| Description: Shutdown the PC. Called from libc's 'exit'.
| Global Variables: None.
| Arguments: status - exit status (ignored).
| Returns: Nothing.
+--------------------------------------------------------------------------*/
void _exit(int status)
{
unsigned char ch;
puts("\nEXECUTIVE SHUTDOWN! Any key to reboot...");
while(!_IBMPC_scankey(&ch))
;
rtemsReboot();
} /* _exit */
|