drv/timer_test.c

   1 /*!
   2  * \file
   3  * <!--
   4  * Copyright 2005 Develer S.r.l. (http://www.develer.com/)
   5  * This file is part of DevLib - See README.devlib for information.
   6  * -->
   7  *
   8  * \brief Hardware independent timer driver (implementation)
   9  *
  10  * \version $Id$
  11  * \author Bernardo Innocenti <bernie@develer.com>
  12  */
  13
  14 /*#*
  15  *#* $Log$
  16  *#* Revision 1.1  2005/11/27 03:04:08  bernie
  17  *#* Move test code to timer_test.c; Add OS_HOSTED support.
  18  *#*
  19  *#*/
  20
  21 #include "timer.c"
  22 #include "mware/event.c"
  23
  24 static void timer_test_constants(void)
  25 {
  26         kprintf("TIMER_HW_HPTICKS_PER_SEC=%lu\n", TIMER_HW_HPTICKS_PER_SEC);
  27         #ifdef TIMER_PRESCALER
  28                 kprintf("TIMER_PRESCALER=%d\n", TIMER_PRESCALER);
  29         #endif
  30         #ifdef TIMER1_OVF_COUNT
  31                 kprintf("TIMER1_OVF_COUNT=%d\n", (int)TIMER1_OVF_COUNT);
  32         #endif
  33         kprintf("TIMER_TICKS_PER_MSEC=%d\n", (int)TIMER_TICKS_PER_MSEC);
  34         kprintf("\n");
  35         kprintf("ms_to_ticks(100)=%lu\n", ms_to_ticks(100));
  36         kprintf("ms_to_ticks(10000)=%lu\n", ms_to_ticks(10000));
  37         kprintf("us_to_ticks(100)=%lu\n", us_to_ticks(100));
  38         kprintf("us_to_ticks(10000)=%lu\n", us_to_ticks(10000));
  39         kprintf("\n");
  40         kprintf("ticks_to_ms(100)=%lu\n", ticks_to_ms(100));
  41         kprintf("ticks_to_ms(10000)=%lu\n", ticks_to_ms(10000));
  42         kprintf("ticks_to_us(100)=%lu\n", ticks_to_us(100));
  43         kprintf("ticks_to_us(10000)=%lu\n", ticks_to_us(10000));
  44         kprintf("\n");
  45         kprintf("hptime_to_us(100)=%lu\n", hptime_to_us(100));
  46         kprintf("hptime_to_us(10000)=%lu\n", hptime_to_us(10000));
  47         kprintf("us_to_hptime(100)=%lu\n", us_to_hptime(100));
  48         kprintf("us_to_hptime(10000)=%lu\n", us_to_hptime(10000));
  49 }
  50
  51 static void timer_test_delay(void)
  52 {
  53         int i;
  54
  55         kputs("Delay test\n");
  56         for (i = 0; i < 1000; i += 100)
  57         {
  58                 kprintf("delay %d...", i);
  59                 timer_delay(i);
  60                 kputs("done\n");
  61         }
  62 }
  63
  64 static void timer_test_hook(iptr_t _timer)
  65 {
  66         Timer *timer = (Timer *)(void *)_timer;
  67
  68         kprintf("Timer %ld expired\n", ticks_to_ms(timer->_delay));
  69         timer_add(timer);
  70 }
  71
  72 static void timer_test_async(void)
  73 {
  74         static Timer test_timers[5];
  75         static const mtime_t test_delays[5] = { 170, 50, 310, 1500, 310 };
  76         size_t i;
  77
  78         for (i = 0; i < countof(test_timers); ++i)
  79         {
  80                 Timer *timer = &test_timers[i];
  81                 timer_setDelay(timer, ms_to_ticks(test_delays[i]));
  82                 timer_set_event_softint(timer, timer_test_hook, (iptr_t)timer);
  83                 timer_add(timer);
  84         }
  85 }
  86
  87 static void timer_test_poll(void)
  88 {
  89         int secs = 0;
  90         mtime_t start_time = ticks_to_ms(timer_clock());
  91         mtime_t now;
  92
  93         while (secs <= 10)
  94         {
  95                 now = ticks_to_ms(timer_clock());
  96                 if (now - start_time >= 1000)
  97                 {
  98                         ++secs;
  99                         start_time += 1000;
 100                         kprintf("seconds = %d, ticks=%ld\n", secs, now);
 101                 }
 102                 wdt_reset();
 103         }
 104 }
 105
 106 int main(void)
 107 {
 108         wdt_init(7);
 109         timer_init();
 110         timer_test_constants();
 111         timer_test_delay();
 112         timer_test_async();
 113         timer_test_poll();
 114 }