diff options
Diffstat (limited to 'test/stm32f_rtc.c')
| -rw-r--r-- | test/stm32f_rtc.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/stm32f_rtc.c b/test/stm32f_rtc.c index 36c67f004e..b9b48ec043 100644 --- a/test/stm32f_rtc.c +++ b/test/stm32f_rtc.c @@ -53,11 +53,35 @@ test_static int test_rtc_alarm(void) return EC_SUCCESS; } +static const int rtc_match_delay_iterations = 5000; + +test_static int test_rtc_match_delay(void) +{ + struct rtc_time_reg rtc; + int i; + + atomic_clear(&rtc_fired); + for (i = 0; i < rtc_match_delay_iterations; i++) { + set_rtc_alarm(0, SET_RTC_MATCH_DELAY, &rtc, 0); + usleep(2 * SET_RTC_MATCH_DELAY); + } + + ccprintf("Expected number of RTC alarm interrupts %d\n", + rtc_match_delay_iterations); + ccprintf("Actual number of RTC alarm interrupts %d\n", rtc_fired); + + /* Make sure each set_rtc_alarm() generated the interrupt. */ + TEST_EQ(rtc_match_delay_iterations, atomic_clear(&rtc_fired), "%d"); + + return EC_SUCCESS; +} + void run_test(int argc, char **argv) { test_reset(); RUN_TEST(test_rtc_alarm); + RUN_TEST(test_rtc_match_delay); test_print_result(); } |