a752c7ab
 elopes
add first test an...
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/*
* Copyright (C) 2016 Freie Universitรคt Berlin
*
* 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 xtimer_msg test application
*
* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
* @}
*/
#include <stdio.h>
#include <time.h>
#include "xtimer.h"
#include "thread.h"
#include "msg.h"
/* some internally used msg types */
#define MSG_LONG (0xcafe)
#define MSG_MID (0xe5e1)
#define MSG_TICK (0xaffe)
/* define sleep and timeout intervals */
#define MIN_TO_USEC(min) (60UL * min * US_PER_SEC)
#define INT_LONG_MSG (MIN_TO_USEC(14))
#define INT_LONG_SLEEP (MIN_TO_USEC(18))
#define INT_MID_MSG (MIN_TO_USEC(3))
#define INT_MID_SLEEP (MIN_TO_USEC(5))
#define INT_SHORT (50UL * US_PER_MS)
/* and some timeout conditions */
#define SHORT_MIN_REACHED (60 * 20) /* 60 * 20 * 50ms = 1min */
/* configure the print threads message queue */
#define MSG_Q_SIZE (8U)
static msg_t mq[MSG_Q_SIZE];
/* allocate some stacks */
static char long_stack[THREAD_STACKSIZE_MAIN];
static char mid_stack[THREAD_STACKSIZE_MAIN];
static char short_stack[THREAD_STACKSIZE_MAIN];
/* the main threads PID */
static kernel_pid_t print_pid;
/* allocate timer structs for mid- and long-term timers */
static xtimer_t long_timer;
static xtimer_t mid_timer;
/* and some software counters */
static int long_msg_ticks = 0;
static int long_sleep_ticks = 0;
static int mid_msg_ticks = 0;
static int mid_sleep_ticks = 0;
static int short_ticks = 0;
void *long_sleep(void *arg)
{
(void) arg;
while (1) {
printf("sleep -- 18min -- %i ticks since\n", long_sleep_ticks);
long_sleep_ticks = 0;
xtimer_usleep(INT_LONG_SLEEP);
}
return NULL;
}
void *mid_sleep(void *arg)
{
(void) arg;
while (1) {
printf("sleep -- 5min -- %i ticks since\n", mid_sleep_ticks);
mid_sleep_ticks = 0;
xtimer_usleep(INT_MID_SLEEP);
}
return NULL;
}
void *ticker(void *arg)
{
(void)arg;
xtimer_ticks32_t base = xtimer_now();
while (1) {
++short_ticks;
if (short_ticks == SHORT_MIN_REACHED) {
short_ticks = 0;
++long_msg_ticks;
++long_sleep_ticks;
++mid_msg_ticks;
++mid_sleep_ticks;
msg_t msg;
msg.type = MSG_TICK;
msg_send(&msg, print_pid);
}
xtimer_periodic_wakeup(&base, INT_SHORT);
}
return NULL;
}
int main(void)
{
msg_t msg_mid, msg_long, msg;
puts("xtimer long-term test");
puts("Refer to the README to get information on the expected output.");
/* save the main threads PID */
print_pid = thread_getpid();
/* initialize the message queue */
msg_init_queue(mq, MSG_Q_SIZE);
/* create the other threads */
thread_create(long_stack, sizeof(long_stack), THREAD_PRIORITY_MAIN - 1,
0, long_sleep, NULL, "long_sleep");
thread_create(mid_stack, sizeof(mid_stack), THREAD_PRIORITY_MAIN - 2,
0, mid_sleep, NULL, "mid_sleep");
thread_create(short_stack, sizeof(short_stack), THREAD_PRIORITY_MAIN - 3,
0, ticker, NULL, "ticks");
/* initiate the mid- and long-term messages */
msg_long.type = MSG_LONG;
xtimer_set_msg(&long_timer, INT_LONG_MSG, &msg_long, print_pid);
msg_mid.type = MSG_MID;
xtimer_set_msg(&mid_timer, INT_MID_MSG, &msg_mid, print_pid);
/* watch for incoming messages */
while (1) {
msg_receive(&msg);
switch (msg.type) {
case MSG_LONG:
printf("msg -- 14min -- %i ticks since\n", long_msg_ticks);
long_msg_ticks = 0;
xtimer_set_msg(&long_timer, INT_LONG_MSG, &msg_long, print_pid);
break;
case MSG_MID:
printf("msg -- 3min -- %i ticks since\n", mid_msg_ticks);
mid_msg_ticks = 0;
xtimer_set_msg(&mid_timer, INT_MID_MSG, &msg_mid, print_pid);
break;
case MSG_TICK:
puts("TICK -- 1min");
break;
default:
break;
}
}
return 0;
}
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