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82d126158e
When sleeping in the main function with xtimer_sleep not every percentage will be printed as the sleep duration and the processing time added do not result in full percentage values. Using xtimer_periodic_wakeup ensures that every integer percentage is printed.
100 lines
2.6 KiB
C
100 lines
2.6 KiB
C
/*
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* Copyright (C) 2015 Daniel Krebs <github@daniel-krebs.net>
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* 2015 Kaspar Schleiser <kaspar@schleiser.de>
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* 2017 HAW Hamburg
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup tests
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* @{
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*
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* @file
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* @brief xtimer test application
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*
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* This test used to hang many boards.
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*
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* @author Daniel Krebs <github@daniel-krebs.net>
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* @author Kaspar Schleiser <kaspar@schleiser.de>
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* @author Sebastian Meiling <s@mlng.net>
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*
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* @}
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*/
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#include <stdio.h>
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#include "xtimer.h"
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#include "thread.h"
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#include "log.h"
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#if defined(MAIN_THREAD_PIN) || defined(WORKER_THREAD_PIN)
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#include "board.h"
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#include "periph/gpio.h"
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#endif
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#define TEST_TIME_S (10LU)
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#define TEST_INTERVAL_MS (100LU)
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#define TEST_TIMER_STACKSIZE (THREAD_STACKSIZE_DEFAULT)
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char stack_timer1[TEST_TIMER_STACKSIZE];
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char stack_timer2[TEST_TIMER_STACKSIZE];
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void* timer_func(void* arg)
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{
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#if defined(WORKER_THREAD_PIN)
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gpio_t worker_pin = WORKER_THREAD_PIN;
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gpio_init(worker_pin, GPIO_OUT);
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#endif
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LOG_DEBUG("run thread %" PRIkernel_pid "\n", thread_getpid());
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while(1) {
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#if defined(WORKER_THREAD_PIN)
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gpio_set(worker_pin);
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gpio_clear(worker_pin);
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#endif
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xtimer_usleep(*(uint32_t *)(arg));
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}
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}
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int main(void)
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{
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#if defined(MAIN_THREAD_PIN)
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gpio_t main_pin = MAIN_THREAD_PIN;
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gpio_init(main_pin, GPIO_OUT);
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#endif
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LOG_DEBUG("[INIT]\n");
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uint32_t sleep_timer1 = 1000;
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uint32_t sleep_timer2 = 1100;
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thread_create(stack_timer1, TEST_TIMER_STACKSIZE,
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2, THREAD_CREATE_STACKTEST,
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timer_func, &sleep_timer1, "timer1");
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thread_create(stack_timer2, TEST_TIMER_STACKSIZE,
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3, THREAD_CREATE_STACKTEST,
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timer_func, &sleep_timer2, "timer2");
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uint32_t now = 0;
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uint32_t start = xtimer_now_usec();
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uint32_t until = start + (TEST_TIME_S * US_PER_SEC);
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uint32_t interval = TEST_INTERVAL_MS * US_PER_MS;
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xtimer_ticks32_t last_wakeup = xtimer_now();
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puts("[START]");
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while((now = xtimer_now_usec()) < until) {
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unsigned percent = (100 * (now - start)) / (until - start);
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#if defined(MAIN_THREAD_PIN)
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gpio_set(main_pin);
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#endif
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xtimer_periodic_wakeup(&last_wakeup, interval);
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#if defined(MAIN_THREAD_PIN)
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gpio_clear(main_pin);
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#endif
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printf("Testing (%3u%%)\n", percent);
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}
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puts("Testing (100%)");
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puts("[SUCCESS]");
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return 0;
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}
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