Go to most recent revision |
Blame |
Last modification |
View Log
| RSS feed
/*
* Project: HARTIK (HA-rd R-eal TI-me K-ernel)
*
* Coordinators: Giorgio Buttazzo <giorgio@sssup.it>
* Gerardo Lamastra <gerardo@sssup.it>
*
* Authors : Paolo Gai <pj@hartik.sssup.it>
* (see authors.txt for full list of hartik's authors)
*
* ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
*
* http://www.sssup.it
* http://retis.sssup.it
* http://hartik.sssup.it
*/
/**
------------
CVS : $Id: sysend.c,v 1.1.1.1 2002-09-02 09:37:48 pj Exp $
File: $File$
Revision: $Revision: 1.1.1.1 $
Last update: $Date: 2002-09-02 09:37:48 $
------------
System termination:
the main task create J1, J2 and wait until 1 sec., then it calls sys_end
and cycles around a task_testcancel
J1 is a system task that ends at t=1.5 sec.
J2 is another user task that dies at t= 1.8 sec (it will not die!!!)
**/
/*
* Copyright (C) 2000 Paolo Gai
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <sys/types.h>
#include <pthread.h>
#include <signal.h>
#include <kernel/kern.h>
#include <drivers/keyb.h>
void *J1(void *arg)
{
while (sys_gettime(NULL) < 1500000);
kern_printf("J1: t = 1.5 sec, ending...");
return 0;
}
void uscitaJ2(void *arg)
{
kern_printf("J2: AAAARRRRGGGHHH!!! killed by someone, time = %ld\n",sys_gettime(NULL));
}
void *J2(void *arg)
{
task_cleanup_push(uscitaJ2,NULL);
while (sys_gettime(NULL) < 1800000);
kern_printf("J1: t = 1.8 sec, ending...");
task_cleanup_pop(0);
return 0;
}
void fine(KEY_EVT *e)
{
sys_end();
}
void uscitamain(void *arg)
{
kern_printf("main: AAAARRRRGGGHHH!!! killed by someone, time = %ld\n",sys_gettime(NULL));
}
int main(int argc, char **argv)
{
PID err;
NRT_TASK_MODEL m1, m2;
KEY_EVT emerg;
//keyb_set_map(itaMap);
emerg.ascii = 'x';
emerg.scan = KEY_X;
emerg.flag = ALTL_BIT;
keyb_hook(emerg,fine);
nrt_task_default_model(m1);
nrt_task_def_system(m1);
nrt_task_def_level(m1,1);
nrt_task_default_model(m2);
nrt_task_def_level(m2,1);
kern_printf("main: creating J1\n");
err = task_create("J1", J1, (TASK_MODEL *)&m1, NULL);
if (err == -1) kern_printf("Error creating J1\n");
task_activate(err);
kern_printf("main: creating J2\n");
err = task_create("J2", J2, (TASK_MODEL *)&m2, NULL);
if (err == -1) kern_printf("Error creating J2\n");
task_activate(err);
kern_printf("main: waiting 1 sec\n");
while (sys_gettime(NULL) < 1000000);
kern_printf("main: sys_end()\n");
sys_end();
task_cleanup_push(uscitamain,NULL);
while (1)
task_testcancel();
task_cleanup_pop(0);
return 0;
}