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: testc.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 $
------------
Test Number 12 (C):
CBS test, similar to Test 11
then at start time two task are started, one of them
calling task_nopreempt. when the task releases, the other exec all
the pending activations.
at sec. 4 the test stops.
**/
/*
* 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 "kernel/kern.h"
TASK pippo
()
{
// int i;
struct timespec t
;
// int last = 0;
do {
kern_cli
();
ll_gettime
(TIME_EXACT
, &t
);
kern_sti
();
} while (t.
tv_nsec <= 30000000L);
return 0;
}
TASK pippo2
()
{
// int i;
struct timespec t
;
// int last = 0;
do {
kern_cli
();
ll_gettime
(TIME_EXACT
, &t
);
kern_sti
();
} while (t.
tv_nsec <= 30000000L);
return 0;
}
TASK asteroide
(void)
{
int i
;
int y
= rand() % 7 + 15;
int load1
,j
;
char s
[2];
s
[0] = '*'; s
[1] = 0;
/*for (;;)*/ {
i
= 1;
while (i
< 60) {
load1
= 10000; //8000 + rand()%2000;
for (j
=0; j
<load1
; j
++) {
s
[0] = '*' + rand() % 100;
puts_xy
(i
,y
,rand()%15+1,s
);
}
task_endcycle
();
// if (i==7) testactive = 0;
puts_xy
(i
,y
,WHITE
," ");
i
++;
}
}
//num_aster--;
return 0;
}
TASK aper
(void *a
)
{
int i
;
int y
;
int load1
,j
;
char s
[2];
y
= (int) a
;
s
[0] = '*'; s
[1] = 0;
/*for (;;)*/ {
i
= 1;
while (i
< 60) {
load1
= 600000; //8000 + rand()%2000;
for (j
=0; j
<load1
; j
++) {
s
[0] = '*' + rand() % 100;
puts_xy
(i
,y
,rand()%15+1,s
);
}
task_endcycle
();
puts_xy
(i
,y
,WHITE
," ");
i
++;
}
}
//num_aster--;
return 0;
}
TASK per
(void)
{
int i
;
int y
= rand() % 7 + 15;
int load1
,j
;
char s
[2];
s
[0] = '*'; s
[1] = 0;
/*for (;;)*/ {
i
= 1;
while (i
< 60) {
load1
= 1000; //8000 + rand()%2000;
for (j
=0; j
<load1
; j
++) {
s
[0] = '*' + rand() % 100;
puts_xy
(i
,y
,rand()%15+1,s
);
}
task_endcycle
();
// if (i==7) testactive = 0;
//puts_xy(i,y,WHITE," ");
i
++;
}
}
//num_aster--;
return 0;
}
TASK stoppa
()
{
struct timespec t
;
task_nopreempt
();
kern_printf
("\nTask nopreempt");
do {
kern_cli
();
ll_gettime
(TIME_EXACT
, &t
);
kern_sti
();
} while (t.
tv_sec < 3);
kern_printf
("\nTask preempt");
task_preempt
();
kern_printf
("\nFine STOPPA");
return 0;
}
int main
(int argc
, char **argv
)
{
struct timespec t
;
int i
;
NRT_TASK_MODEL m
;
// HARD_TASK_MODEL m_per;
SOFT_TASK_MODEL m_aper
;
PID p8
, p9
; //p1, p2, p3, p4, p5, p6, p7,
// int k=1;
srand(7);
nrt_task_default_model
(m
);
nrt_task_def_group
(m
,1);
soft_task_default_model
(m_aper
);
soft_task_def_met
(m_aper
,10000);
soft_task_def_period
(m_aper
,100000);
soft_task_def_group
(m_aper
,1);
soft_task_def_system
(m_aper
);
soft_task_def_arg
(m_aper
, (void *)14);
soft_task_def_aperiodic
(m_aper
);
// soft_task_def_skip_arrivals(m_aper);
soft_task_def_periodic
(m_aper
);
p8
= task_create
("per", per
, &m_aper
, NULL
);
if (p8
== NIL
)
{ kern_printf
("Can't create per task...\n"); }
p9
= task_create
("stoppa", stoppa
, &m
, NULL
);
if (p9
== NIL
)
{ kern_printf
("Can't create stoppa task...\n"); }
task_activate
(p8
);
i
= 0;
NULL_TIMESPEC
(&t
);
do {
kern_cli
();
ll_gettime
(TIME_EXACT
, &t
);
kern_sti
();
if (i
== 0 && t.
tv_sec == 1 && t.
tv_nsec >= 0) {
task_activate
(p9
);
i
= 1;
}
} while (t.
tv_sec < 10);
/*
testactive = 0;
kern_printf("FINE MAIN time=%d useds=%d\n",ll_gettime(TIME_EXACT,NULL),useds);
for (i=0; i<useds; i++)
kern_printf("%6d: pid %-9d stime %-9d reschedule %-9d avail %-9d\n",i,
s_PID[i], s_stime[i].tv_nsec, s_send[i].tv_nsec, s_curr[i]);
*/
return 0;
}