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/*
* Copyright (C) 2013 INRIA
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup tests
* @{
*
* @file
* @brief Thread test application
*
* @author Oliver Hahm <oliver.hahm@inria.fr>
* @author Christian Mehlis <mehlis@inf.fu-berlin.de>
*
* @}
*/
#include <stdio.h>
#include <time.h>
#include <inttypes.h>
#include "vtimer.h"
#include "thread.h"
#include "msg.h"
#define MSG_QUEUE_SIZE 1
char timer_stack[THREAD_STACKSIZE_MAIN];
char timer_stack_local[THREAD_STACKSIZE_MAIN];
struct timer_msg {
vtimer_t timer;
timex_t interval;
char *msg;
};
timex_t now;
struct timer_msg msg_a = { .interval = { .seconds = 2, .microseconds = 0}, .msg = "Hello World" };
struct timer_msg msg_b = { .interval = { .seconds = 5, .microseconds = 0}, .msg = "This is a Test" };
void *timer_thread(void *arg)
{
(void) arg;
printf("This is thread %" PRIkernel_pid "\n", thread_getpid());
/* we need a queue if the second message arrives while the first is still processed */
/* without a queue, the message would get lost */
/* because of the way this timer works, there can be max 1 queued message */
msg_t msgq[MSG_QUEUE_SIZE];
msg_init_queue(msgq, MSG_QUEUE_SIZE);
while (1) {
msg_t m;
msg_receive(&m);
struct timer_msg *tmsg = (struct timer_msg *) m.content.ptr;
vtimer_now(&now);
printf("now=%" PRIu32 ":%" PRIu32 " -> every %" PRIu32 ".%" PRIu32 "s: %s\n",
now.seconds,
now.microseconds,
tmsg->interval.seconds,
tmsg->interval.microseconds,
tmsg->msg);
vtimer_set_msg(&tmsg->timer, tmsg->interval, thread_getpid(), MSG_TIMER, tmsg);
}
}
void *timer_thread_local(void *arg)
{
(void) arg;
printf("This is thread %" PRIkernel_pid "\n", thread_getpid());
while (1) {
msg_t m;
msg_receive(&m);
struct tm t;
vtimer_get_localtime(&t);
printf("sec=%d min=%d hour=%d\n", t.tm_sec, t.tm_min, t.tm_hour);
}
}
int main(void)
{
msg_t m;
kernel_pid_t pid = thread_create(
timer_stack,
sizeof(timer_stack),
THREAD_PRIORITY_MAIN - 1,
THREAD_CREATE_STACKTEST,
timer_thread,
NULL,
"timer");
puts("sending 1st msg");
m.content.ptr = (char *) &msg_a;
msg_try_send(&m, pid);
puts("sending 2nd msg");
m.content.ptr = (char *) &msg_b;
msg_try_send(&m, pid);
kernel_pid_t pid2 = thread_create(
timer_stack_local,
sizeof(timer_stack_local),
THREAD_PRIORITY_MAIN - 1,
THREAD_CREATE_STACKTEST,
timer_thread_local,
NULL,
"timer local");
timex_t sleep = timex_set(1, 0);
while (1) {
vtimer_sleep(sleep);
msg_try_send(&m, pid2);
}
}