+
+
+#if CONFIG_TEST
+
+static void timer_test_constants(void)
+{
+ kprintf("TIMER_PRESCALER=%d\n", TIMER_PRESCALER);
+ kprintf("TIMER_HW_HPTICKS_PER_SEC=%lu\n", TIMER_HW_HPTICKS_PER_SEC);
+ #ifdef TIMER1_OVF_COUNT
+ kprintf("TIMER1_OVF_COUNT=%d\n", (int)TIMER1_OVF_COUNT);
+ #endif
+ kprintf("TIMER_TICKS_PER_MSEC=%d\n", (int)TIMER_TICKS_PER_MSEC);
+ kprintf("\n");
+ kprintf("ms_to_ticks(100)=%lu\n", ms_to_ticks(100));
+ kprintf("ms_to_ticks(10000)=%lu\n", ms_to_ticks(10000));
+ kprintf("us_to_ticks(100)=%lu\n", us_to_ticks(100));
+ kprintf("us_to_ticks(10000)=%lu\n", us_to_ticks(10000));
+ kprintf("\n");
+ kprintf("ticks_to_ms(100)=%lu\n", ticks_to_ms(100));
+ kprintf("ticks_to_ms(10000)=%lu\n", ticks_to_ms(10000));
+ kprintf("ticks_to_us(100)=%lu\n", ticks_to_us(100));
+ kprintf("ticks_to_us(10000)=%lu\n", ticks_to_us(10000));
+ kprintf("\n");
+ kprintf("hptime_to_us(100)=%lu\n", hptime_to_us(100));
+ kprintf("hptime_to_us(10000)=%lu\n", hptime_to_us(10000));
+ kprintf("us_to_hptime(100)=%lu\n", us_to_hptime(100));
+ kprintf("us_to_hptime(10000)=%lu\n", us_to_hptime(10000));
+}
+
+static void timer_test_delay(void)
+{
+ int i;
+
+ kputs("Delay test\n");
+ for (i = 0; i < 1000; i += 100)
+ {
+ kprintf("delay %d...", i);
+ timer_delay(i);
+ kputs("done\n");
+ }
+}
+
+static void timer_test_hook(iptr_t _timer)
+{
+ Timer *timer = (Timer *)(void *)_timer;
+
+ kprintf("Timer %ld expired\n", ticks_to_ms(timer->_delay));
+ timer_add(timer);
+}
+
+static void timer_test_async(void)
+{
+ static Timer test_timers[5];
+ static const mtime_t test_delays[5] = { 170, 50, 310, 1500, 310 };
+ size_t i;
+
+ for (i = 0; i < countof(test_timers); ++i)
+ {
+ Timer *timer = &test_timers[i];
+ timer_setDelay(timer, ms_to_ticks(test_delays[i]));
+ timer_set_event_softint(timer, timer_test_hook, (iptr_t)timer);
+ timer_add(timer);
+ }
+}
+
+static void timer_test_poll(void)
+{
+ int secs = 0;
+ mtime_t start_time = ticks_to_ms(timer_clock());
+ mtime_t now;
+
+ while (secs <= 10)
+ {
+ now = ticks_to_ms(timer_clock());
+ if (now - start_time >= 1000)
+ {
+ ++secs;
+ start_time += 1000;
+ kprintf("seconds = %d, ticks=%ld\n", secs, now);
+ }
+ }
+}
+
+void timer_test(void)
+{
+ timer_test_constants();
+ timer_test_delay();
+ timer_test_async();
+ timer_test_poll();
+}
+
+#endif /* CONFIG_TEST */