--- /dev/null
+#include <stdio.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_system.h"
+#include "unity.h"
+#include "nvs_flash.h"
+#include "driver/timer.h"
+
+#define TIMER_DIVIDER 16
+#define TIMER_SCALE (TIMER_BASE_CLK / TIMER_DIVIDER) /*!< used to calculate counter value */
+#define TIMER_DELTA 0.001
+static bool alarm_flag;
+
+// group0 interruption
+static void test_timer_group0_isr(void *para)
+{
+ int timer_idx = (int) para;
+ uint64_t timer_val;
+ double time;
+ uint64_t alarm_value;
+ alarm_flag = true;
+ if (TIMERG0.hw_timer[timer_idx].config.autoreload == 1) {
+ if (timer_idx == 0) {
+ TIMERG0.int_clr_timers.t0 = 1;
+ } else {
+ TIMERG0.int_clr_timers.t1 = 1;
+ }
+ ets_printf("This is TG0 timer[%d] reload-timer alarm!\n", timer_idx);
+ timer_get_counter_value(TIMER_GROUP_0, timer_idx, &timer_val);
+ timer_get_counter_time_sec(TIMER_GROUP_0, timer_idx, &time);
+ ets_printf("time: %.8f S\n", time);
+ } else {
+ if (timer_idx == 0) {
+ TIMERG0.int_clr_timers.t0 = 1;
+ } else {
+ TIMERG0.int_clr_timers.t1 = 1;
+ }
+ ets_printf("This is TG0 timer[%d] count-up-timer alarm!\n", timer_idx);
+ timer_get_counter_value(TIMER_GROUP_0, timer_idx, &timer_val);
+ timer_get_counter_time_sec(TIMER_GROUP_0, timer_idx, &time);
+ timer_get_alarm_value(TIMER_GROUP_0, timer_idx, &alarm_value);
+ ets_printf("time: %.8f S\n", time);
+ double alarm_time = (double) alarm_value / TIMER_SCALE;
+ ets_printf("alarm_time: %.8f S\n", alarm_time);
+ }
+}
+
+// group1 interruption
+static void test_timer_group1_isr(void *para)
+{
+ int timer_idx = (int) para;
+ uint64_t timer_val;
+ double time;
+ uint64_t alarm_value;
+ alarm_flag = true;
+ if (TIMERG1.hw_timer[timer_idx].config.autoreload == 1) {
+ if (timer_idx == 0) {
+ TIMERG1.int_clr_timers.t0 = 1;
+ } else {
+ TIMERG1.int_clr_timers.t1 = 1;
+ }
+ ets_printf("This is TG1 timer[%d] reload-timer alarm!\n", timer_idx);
+ timer_get_counter_value(TIMER_GROUP_1, timer_idx, &timer_val);
+ timer_get_counter_time_sec(TIMER_GROUP_1, timer_idx, &time);
+ ets_printf("time: %.8f S\n", time);
+ } else {
+ if (timer_idx == 0) {
+ TIMERG1.int_clr_timers.t0 = 1;
+ } else {
+ TIMERG1.int_clr_timers.t1 = 1;
+ }
+ ets_printf("This is TG1 timer[%d] count-up-timer alarm!\n", timer_idx);
+ timer_get_counter_value(TIMER_GROUP_1, timer_idx, &timer_val);
+ timer_get_counter_time_sec(TIMER_GROUP_1, timer_idx, &time);
+ timer_get_alarm_value(TIMER_GROUP_1, timer_idx, &alarm_value);
+ ets_printf("time: %.8f S\n", time);
+ double alarm_time = (double) alarm_value / TIMER_SCALE;
+ ets_printf("alarm_time: %.8f S\n", alarm_time);
+ }
+}
+
+// initialize exact timer group
+static void tg_timer_init(int timer_group, int timer_idx, double alarm_time)
+{
+ timer_pause(timer_group, timer_idx);
+ timer_set_counter_value(timer_group, timer_idx, 0x0);
+ timer_set_alarm_value(timer_group, timer_idx, alarm_time * TIMER_SCALE);
+ timer_enable_intr(timer_group, timer_idx);
+ if (timer_group == 0) {
+ timer_isr_register(timer_group, timer_idx, test_timer_group0_isr,
+ (void *) timer_idx, ESP_INTR_FLAG_LOWMED, NULL);
+ } else {
+ timer_isr_register(timer_group, timer_idx, test_timer_group1_isr,
+ (void *) timer_idx, ESP_INTR_FLAG_LOWMED, NULL);
+ }
+ timer_start(timer_group, timer_idx);
+}
+
+// initialize all timer
+static void all_timer_init(timer_config_t config, bool flag)
+{
+ esp_err_t ret;
+ ret = timer_init(TIMER_GROUP_0, TIMER_0, &config);
+ if (flag) {
+ TEST_ASSERT(ret == ESP_OK);
+ } else {
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ }
+ ret = timer_init(TIMER_GROUP_0, TIMER_1, &config);
+ if (flag) {
+ TEST_ASSERT(ret == ESP_OK);
+ } else {
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ }
+ ret = timer_init(TIMER_GROUP_1, TIMER_0, &config);
+ if (flag) {
+ TEST_ASSERT(ret == ESP_OK);
+ } else {
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ }
+ ret = timer_init(TIMER_GROUP_1, TIMER_1, &config);
+ if (flag) {
+ TEST_ASSERT(ret == ESP_OK);
+ } else {
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ }
+}
+
+// start all of timer
+static void all_timer_start()
+{
+ esp_err_t ret;
+ ret = timer_start(TIMER_GROUP_0, TIMER_0);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_start(TIMER_GROUP_0, TIMER_1);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_start(TIMER_GROUP_1, TIMER_0);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_start(TIMER_GROUP_1, TIMER_1);
+ TEST_ASSERT(ret == ESP_OK);
+}
+
+static void all_timer_set_counter_value(uint64_t set_timer_val)
+{
+ esp_err_t ret;
+ ret = timer_set_counter_value(TIMER_GROUP_0, TIMER_0, set_timer_val);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_counter_value(TIMER_GROUP_0, TIMER_1, set_timer_val);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_counter_value(TIMER_GROUP_1, TIMER_0, set_timer_val);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_counter_value(TIMER_GROUP_1, TIMER_1, set_timer_val);
+ TEST_ASSERT(ret == ESP_OK);
+}
+
+static void all_timer_pause()
+{
+ esp_err_t ret;
+ ret = timer_pause(TIMER_GROUP_0, TIMER_0);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_pause(TIMER_GROUP_0, TIMER_1);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_pause(TIMER_GROUP_1, TIMER_0);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_pause(TIMER_GROUP_1, TIMER_1);
+ TEST_ASSERT(ret == ESP_OK);
+}
+
+static void all_timer_get_counter_value(uint64_t set_timer_val, bool flag,
+ uint64_t *counter_val)
+{
+ esp_err_t ret;
+ uint64_t time_val;
+ ret = timer_get_counter_value(TIMER_GROUP_0, TIMER_0, &time_val);
+ TEST_ASSERT(ret == ESP_OK);
+ if (flag == true) {
+ TEST_ASSERT(set_timer_val == time_val);
+ } else {
+ TEST_ASSERT(set_timer_val != time_val);
+ if (counter_val != NULL) {
+ counter_val[0] = time_val;
+ }
+ }
+ ret = timer_get_counter_value(TIMER_GROUP_0, TIMER_1, &time_val);
+ TEST_ASSERT(ret == ESP_OK);
+ if (flag) {
+ TEST_ASSERT(set_timer_val == time_val);
+ } else {
+ TEST_ASSERT(set_timer_val != time_val);
+ if (counter_val != NULL) {
+ counter_val[1] = time_val;
+ }
+ }
+ ret = timer_get_counter_value(TIMER_GROUP_1, TIMER_0, &time_val);
+ TEST_ASSERT(ret == ESP_OK);
+ if (flag) {
+ TEST_ASSERT(set_timer_val == time_val);
+ } else {
+ TEST_ASSERT(set_timer_val != time_val);
+ if (counter_val != NULL) {
+ counter_val[2] = time_val;
+ }
+ }
+ ret = timer_get_counter_value(TIMER_GROUP_1, TIMER_1, &time_val);
+ TEST_ASSERT(ret == ESP_OK);
+ if (flag) {
+ TEST_ASSERT(set_timer_val == time_val);
+ } else {
+ TEST_ASSERT(set_timer_val != time_val);
+ if (counter_val != NULL) {
+ counter_val[3] = time_val;
+ }
+ }
+}
+
+static void all_timer_get_counter_time_sec(bool flag, int delay_time)
+{
+ double time;
+ esp_err_t ret;
+ ret = timer_get_counter_time_sec(TIMER_GROUP_0, TIMER_0, &time);
+ TEST_ASSERT(ret == ESP_OK);
+ if (!flag) {
+ TEST_ASSERT_FLOAT_WITHIN(TIMER_DELTA, delay_time, time);
+ }
+ ret = timer_get_counter_time_sec(TIMER_GROUP_0, TIMER_1, &time);
+ TEST_ASSERT(ret == ESP_OK);
+ if (!flag) {
+ TEST_ASSERT_FLOAT_WITHIN(TIMER_DELTA, delay_time, time);
+ }
+ ret = timer_get_counter_time_sec(TIMER_GROUP_1, TIMER_0, &time);
+ TEST_ASSERT(ret == ESP_OK);
+ if (!flag) {
+ TEST_ASSERT_FLOAT_WITHIN(TIMER_DELTA, delay_time, time);
+ }
+ ret = timer_get_counter_time_sec(TIMER_GROUP_1, TIMER_1, &time);
+ TEST_ASSERT(ret == ESP_OK);
+ if (!flag) {
+ TEST_ASSERT_FLOAT_WITHIN(TIMER_DELTA, delay_time, time);
+ }
+}
+
+static void all_timer_set_counter_mode(timer_count_dir_t counter_dir)
+{
+ esp_err_t ret;
+ ret = timer_set_counter_mode(TIMER_GROUP_0, TIMER_0, counter_dir);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_counter_mode(TIMER_GROUP_0, TIMER_1, counter_dir);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_counter_mode(TIMER_GROUP_1, TIMER_0, counter_dir);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_counter_mode(TIMER_GROUP_1, TIMER_1, counter_dir);
+ TEST_ASSERT(ret == ESP_OK);
+}
+
+static void all_timer_set_divider(uint32_t divider)
+{
+ esp_err_t ret;
+ ret = timer_set_divider(TIMER_GROUP_0, TIMER_0, divider);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_divider(TIMER_GROUP_0, TIMER_1, divider);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_divider(TIMER_GROUP_1, TIMER_0, divider);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_divider(TIMER_GROUP_1, TIMER_1, divider);
+ TEST_ASSERT(ret == ESP_OK);
+}
+
+static void all_timer_set_alarm_value(double alarm_time)
+{
+ esp_err_t ret;
+ ret = timer_set_alarm_value(TIMER_GROUP_0, TIMER_0,
+ alarm_time * TIMER_SCALE);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_alarm_value(TIMER_GROUP_0, TIMER_1,
+ alarm_time * TIMER_SCALE);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_alarm_value(TIMER_GROUP_1, TIMER_0,
+ alarm_time * TIMER_SCALE);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_set_alarm_value(TIMER_GROUP_1, TIMER_1,
+ alarm_time * TIMER_SCALE);
+ TEST_ASSERT(ret == ESP_OK);
+}
+
+TEST_CASE("Timer init", "[hw_timer]")
+{
+ esp_err_t ret;
+
+ // Test init 1:config para
+ // empty para
+ timer_config_t config0 = { };
+ all_timer_init(config0, false);
+
+ // only one para
+ timer_config_t config1 = {
+ .auto_reload = 1
+ };
+ all_timer_init(config1, false);
+
+ // lack one para
+ timer_config_t config2 = {
+ .auto_reload = 1,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ all_timer_init(config2, true);
+
+ config2.counter_en = 0;
+ all_timer_init(config2, true);
+
+
+ // error config para
+ timer_config_t config3 = {
+ .alarm_en = 3, //error para
+ .auto_reload = 1,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ all_timer_init(config3, true);
+ timer_config_t get_config;
+ timer_get_config(TIMER_GROUP_1, TIMER_1, &get_config);
+ printf("Error config alarm_en is %d\n", get_config.alarm_en);
+ TEST_ASSERT(config3.alarm_en != get_config.alarm_en);
+
+ // Test init 2: init
+ uint64_t set_timer_val = 0x0;
+ timer_config_t config = {
+ .alarm_en = 0,
+ .auto_reload = 1,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+
+ // judge get config parameters
+ timer_init(TIMER_GROUP_0, TIMER_0, &config);
+ timer_get_config(TIMER_GROUP_0, TIMER_0, &get_config);
+ TEST_ASSERT(config.alarm_en == get_config.alarm_en);
+ TEST_ASSERT(config.auto_reload == get_config.auto_reload);
+ TEST_ASSERT(config.counter_dir == get_config.counter_dir);
+ TEST_ASSERT(config.counter_en == get_config.counter_en);
+ TEST_ASSERT(config.intr_type == get_config.intr_type);
+ TEST_ASSERT(config.divider == get_config.divider);
+
+ all_timer_init(config, true);
+ all_timer_pause();
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_start();
+ all_timer_get_counter_value(set_timer_val, false, NULL);
+
+ // Test init 3: wrong para
+ ret = timer_init(-1, TIMER_1, &config);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_init(TIMER_GROUP_1, 2, &config);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_init(TIMER_GROUP_1, -1, &config);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_init(2, TIMER_1, &config);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+
+}
+
+/**
+ * read count case:
+ * 1. start timer compare value
+ * 2. pause timer compare value
+ * 3. delay some time */
+TEST_CASE("Timer read counter value", "[hw_timer]")
+{
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = 1,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ uint64_t set_timer_val = 0x0;
+
+ all_timer_init(config, true);
+
+ // Test read value 1: start timer get counter value
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_start();
+ all_timer_get_counter_value(set_timer_val, false, NULL);
+
+ // Test read value 2: pause timer get counter value
+ all_timer_pause();
+ set_timer_val = 0x30405000ULL;
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_get_counter_value(set_timer_val, true, NULL);
+
+ // Test read value 3:delay 1s get counter value
+ set_timer_val = 0x0;
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_start();
+ vTaskDelay(1000 / portTICK_PERIOD_MS);
+ all_timer_get_counter_time_sec(true, 1);
+}
+
+/**
+ * start timer case:
+ * 1. normal start
+ * 2. error start para
+ * */
+TEST_CASE("Timer start", "[hw_timer]")
+{
+ esp_err_t ret;
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = 1,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ uint64_t set_timer_val = 0x0;
+ all_timer_init(config, true);
+
+ //Test start 1: normal start
+ all_timer_start();
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_get_counter_value(set_timer_val, false, NULL);
+
+ //Test start 2:wrong para
+ ret = timer_start(2, TIMER_1);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_start(-1, TIMER_1);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_start(TIMER_GROUP_1, 2);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_start(TIMER_GROUP_1, -1);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+}
+
+/**
+ * pause timer case:
+ * 1. normal pause, read value
+ * 2. error pause error
+ */
+TEST_CASE("Timer pause", "[hw_timer]")
+{
+ esp_err_t ret;
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = 1,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ uint64_t set_timer_val = 0x0;
+ all_timer_init(config, true);
+
+ //Test pause 1: right para
+ all_timer_pause();
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_get_counter_value(set_timer_val, true, NULL);
+
+ //Test pause 2: wrong para
+ ret = timer_pause(-1, TIMER_0);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_pause(TIMER_GROUP_0, -1);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_pause(2, TIMER_0);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_pause(TIMER_GROUP_1, 2);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+}
+
+// positive mode and negative mode
+TEST_CASE("Timer counter mode (up / down)", "[hw_timer]")
+{
+ esp_err_t ret;
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = 1,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ uint64_t set_timer_val = 0x0;
+ all_timer_init(config, true);
+ all_timer_pause();
+
+ // Test counter mode 1: TIMER_COUNT_UP
+ all_timer_set_counter_mode(TIMER_COUNT_UP);
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_start();
+ vTaskDelay(1000 / portTICK_PERIOD_MS);
+ all_timer_get_counter_time_sec(true, 1);
+
+ // Test counter mode 2: TIMER_COUNT_DOWN
+ all_timer_pause();
+ set_timer_val = 0x00E4E1C0ULL; // 3s clock counter value
+ all_timer_set_counter_mode(TIMER_COUNT_DOWN);
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_start();
+ vTaskDelay(1000 / portTICK_PERIOD_MS);
+ all_timer_get_counter_time_sec(true, 2);
+
+ // Test counter mode 3 : wrong para
+ ret = timer_set_counter_mode(TIMER_GROUP_0, TIMER_0, -1);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+ ret = timer_set_counter_mode(TIMER_GROUP_0, TIMER_0, 2);
+ TEST_ASSERT(ret == ESP_ERR_INVALID_ARG);
+}
+
+/**
+ * divider case:
+ * 1. different divider, read value
+ * Note: divide 0 = divide max, divide 1 = divide 2
+ * 2. error para
+ *
+ * the frequency(timer counts in one sec):
+ * 80M/divider = 800*100000
+ * max divider value is 65536, its frequency is 1220 (nearly about 1KHz)
+ */
+TEST_CASE("Timer divider", "[hw_timer]")
+{
+ int i;
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = 1,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ uint64_t set_timer_val = 0;
+ uint64_t time_val[4];
+ uint64_t comp_time_val[4];
+ all_timer_init(config, true);
+
+ all_timer_pause();
+ all_timer_set_counter_value(set_timer_val);
+
+ all_timer_start();
+ vTaskDelay(1000 / portTICK_PERIOD_MS);
+ all_timer_get_counter_value(set_timer_val, false, time_val);
+
+ // compare divider 16 and 8, value should be double
+ all_timer_pause();
+ all_timer_set_divider(8);
+ all_timer_set_counter_value(set_timer_val);
+
+ all_timer_start();
+ vTaskDelay(1000 / portTICK_PERIOD_MS); //delay the same time
+ all_timer_get_counter_value(set_timer_val, false, comp_time_val);
+ for (i = 0; i < 4; i++) {
+ TEST_ASSERT_INT_WITHIN(5000, 5000000, time_val[i]);
+ TEST_ASSERT_INT_WITHIN(10000, 10000000, comp_time_val[i]);
+ }
+
+ // divider is 256, value should be 2^4
+ all_timer_pause();
+ all_timer_set_divider(256);
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_start();
+ vTaskDelay(1000 / portTICK_PERIOD_MS); //delay the same time
+ all_timer_get_counter_value(set_timer_val, false, comp_time_val);
+ for (i = 0; i < 4; i++) {
+ TEST_ASSERT_INT_WITHIN(5000, 5000000, time_val[i]);
+ TEST_ASSERT_INT_WITHIN(3126, 312500, comp_time_val[i]);
+ }
+
+ // extrem value test
+ all_timer_pause();
+ all_timer_set_divider(2);
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_start();
+ vTaskDelay(1000 / portTICK_PERIOD_MS);
+ all_timer_get_counter_value(set_timer_val, false, comp_time_val);
+ for (i = 0; i < 4; i++) {
+ TEST_ASSERT_INT_WITHIN(5000, 5000000, time_val[i]);
+ TEST_ASSERT_INT_WITHIN(40000 , 40000000, comp_time_val[i]);
+ }
+
+ all_timer_pause();
+ all_timer_set_divider(65536);
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_start();
+ vTaskDelay(1000 / portTICK_PERIOD_MS); //delay the same time
+ all_timer_get_counter_value(set_timer_val, false, comp_time_val);
+ for (i = 0; i < 4; i++) {
+ TEST_ASSERT_INT_WITHIN(5000, 5000000, time_val[i]);
+ TEST_ASSERT_INT_WITHIN(2 , 1220, comp_time_val[i]);
+ }
+
+ // divider is 1 should be equal with 2
+ all_timer_pause();
+ TEST_ASSERT(timer_set_divider(TIMER_GROUP_0, TIMER_0, 1) == ESP_ERR_INVALID_ARG) ;
+ TEST_ASSERT(timer_set_divider(TIMER_GROUP_1, TIMER_0, 1) == ESP_ERR_INVALID_ARG) ;
+ TEST_ASSERT(timer_set_divider(TIMER_GROUP_0, TIMER_1, 1) == ESP_ERR_INVALID_ARG) ;
+ TEST_ASSERT(timer_set_divider(TIMER_GROUP_1, TIMER_1, 1) == ESP_ERR_INVALID_ARG) ;
+
+ all_timer_pause();
+ TEST_ASSERT(timer_set_divider(TIMER_GROUP_0, TIMER_0, 65537) == ESP_ERR_INVALID_ARG) ;
+ TEST_ASSERT(timer_set_divider(TIMER_GROUP_1, TIMER_0, 65537) == ESP_ERR_INVALID_ARG) ;
+ TEST_ASSERT(timer_set_divider(TIMER_GROUP_0, TIMER_1, 65537) == ESP_ERR_INVALID_ARG) ;
+ TEST_ASSERT(timer_set_divider(TIMER_GROUP_1, TIMER_1, 65537) == ESP_ERR_INVALID_ARG) ;
+}
+
+/**
+ * enable alarm case:
+ * 1. enable alarm ,set alarm value and get value
+ * 2. disable alarm ,set alarm value and get value
+ */
+TEST_CASE("Timer enable alarm", "[hw_timer]")
+{
+ timer_config_t config_test = {
+ .alarm_en = 1,
+ .auto_reload = 1,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ all_timer_init(config_test, true);
+
+ // enable alarm
+ alarm_flag = false;
+ tg_timer_init(TIMER_GROUP_0, TIMER_1, 1.2);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == true);
+
+ // disable alarm
+ alarm_flag = false;
+ timer_set_alarm(TIMER_GROUP_0, TIMER_1, TIMER_ALARM_DIS);
+ tg_timer_init(TIMER_GROUP_0, TIMER_1, 1.2);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == false);
+
+ // enable alarm
+ alarm_flag = false;
+ timer_set_alarm(TIMER_GROUP_1, TIMER_0, TIMER_ALARM_EN);
+ tg_timer_init(TIMER_GROUP_1, TIMER_0, 1.2);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == true);
+
+ // disable alarm
+ alarm_flag = false;
+ timer_set_alarm(TIMER_GROUP_1, TIMER_0, TIMER_ALARM_DIS);
+ tg_timer_init(TIMER_GROUP_1, TIMER_0, 1.2);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == false);
+}
+
+/**
+ * alarm value case:
+ * 1. set alarm value and get value
+ * 2. interrupt test time
+ */
+TEST_CASE("Timer set alarm value", "[hw_timer]")
+{
+ esp_err_t ret;
+ int i;
+ uint64_t alarm_val[4];
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = TIMER_AUTORELOAD_DIS,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 0,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ all_timer_init(config, true);
+
+ // set and get alarm value
+ all_timer_set_alarm_value(3);
+ ret = timer_get_alarm_value(TIMER_GROUP_0, TIMER_0, &alarm_val[0]);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_get_alarm_value(TIMER_GROUP_0, TIMER_1, &alarm_val[1]);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_get_alarm_value(TIMER_GROUP_1, TIMER_0, &alarm_val[2]);
+ TEST_ASSERT(ret == ESP_OK);
+ ret = timer_get_alarm_value(TIMER_GROUP_1, TIMER_1, &alarm_val[3]);
+ TEST_ASSERT(ret == ESP_OK);
+ for (i = 0; i < 4; i++) {
+ TEST_ASSERT_EQUAL_UINT32(alarm_val[i] , TIMER_SCALE * 3);
+ }
+
+ // set interrupt read alarm value
+ tg_timer_init(TIMER_GROUP_0, TIMER_1, 2.4);
+ tg_timer_init(TIMER_GROUP_1, TIMER_0, 1.4);
+ vTaskDelay(3000 / portTICK_PERIOD_MS);
+}
+
+/**
+ * auto reload case:
+ * 1. no reload
+ * 2. auto reload
+ */
+TEST_CASE("Timer auto reload", "[hw_timer]")
+{
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = TIMER_AUTORELOAD_DIS,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 1,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ all_timer_init(config, true);
+
+ // test disable auto_reload
+ tg_timer_init(TIMER_GROUP_0, TIMER_0, 1.14);
+ tg_timer_init(TIMER_GROUP_1, TIMER_1, 1.14);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+
+ //test enable auto_reload
+ timer_set_auto_reload(TIMER_GROUP_0, TIMER_1, TIMER_AUTORELOAD_EN);
+ tg_timer_init(TIMER_GROUP_0, TIMER_1, 1.4);
+ timer_set_auto_reload(TIMER_GROUP_1, TIMER_0, TIMER_AUTORELOAD_EN);
+ tg_timer_init(TIMER_GROUP_1, TIMER_0, 1.4);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+}
+
+/**
+ * timer_enable_intr case:
+ * 1. enable timer_intr
+ * 2. disable timer_intr
+ */
+TEST_CASE("Timer enable timer interrupt", "[hw_timer]")
+{
+ alarm_flag = false;
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = TIMER_AUTORELOAD_DIS,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = TIMER_PAUSE,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ uint64_t set_timer_val = 0x0;
+ all_timer_init(config, true);
+ all_timer_pause();
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_set_alarm_value(1.2);
+
+ // enable timer_intr0
+ timer_set_counter_value(TIMER_GROUP_0, TIMER_0, set_timer_val);
+ timer_set_alarm_value(TIMER_GROUP_0, TIMER_0, 1.2 * TIMER_SCALE);
+ timer_isr_register(TIMER_GROUP_0, TIMER_0, test_timer_group0_isr,
+ (void *) TIMER_0, ESP_INTR_FLAG_LOWMED, NULL);
+ timer_start(TIMER_GROUP_0, TIMER_0);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == true)
+
+ // disable timer_intr0
+ alarm_flag = false;
+ timer_set_counter_value(TIMER_GROUP_0, TIMER_0, set_timer_val);
+ timer_set_alarm_value(TIMER_GROUP_0, TIMER_0, 1.2 * TIMER_SCALE);
+ timer_disable_intr(TIMER_GROUP_0, TIMER_0);
+ timer_start(TIMER_GROUP_0, TIMER_0);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == false)
+
+ // enable timer_intr1
+ timer_set_counter_value(TIMER_GROUP_1, TIMER_1, set_timer_val);
+ timer_set_alarm_value(TIMER_GROUP_1, TIMER_1, 1.2 * TIMER_SCALE);
+ timer_isr_register(TIMER_GROUP_1, TIMER_1, test_timer_group1_isr,
+ (void *) TIMER_1, ESP_INTR_FLAG_LOWMED, NULL);
+ timer_start(TIMER_GROUP_1, TIMER_1);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == true)
+
+ // disable timer_intr1
+ alarm_flag = false;
+ timer_set_counter_value(TIMER_GROUP_1, TIMER_1, set_timer_val);
+ timer_set_alarm_value(TIMER_GROUP_1, TIMER_1, 1.2 * TIMER_SCALE);
+ timer_disable_intr(TIMER_GROUP_1, TIMER_1);
+ timer_start(TIMER_GROUP_1, TIMER_1);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == false);
+
+ //enable timer_intr1 again
+ timer_init(TIMER_GROUP_1, TIMER_1, &config);
+ timer_set_counter_value(TIMER_GROUP_1, TIMER_1, set_timer_val);
+ timer_set_alarm_value(TIMER_GROUP_1, TIMER_1, 1.2 * TIMER_SCALE);
+ timer_enable_intr(TIMER_GROUP_1, TIMER_1);
+ timer_start(TIMER_GROUP_1, TIMER_1);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == true)
+}
+
+/**
+ * enable timer group case:
+ * 1. enable timer group
+ * 2. disable timer group
+ */
+TEST_CASE("Timer enable timer group interrupt", "[hw_timer][ignore]")
+{
+ alarm_flag = false;
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = TIMER_AUTORELOAD_DIS,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = 0,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+ uint64_t set_timer_val = 0x0;
+ all_timer_init(config, true);
+ all_timer_pause();
+ all_timer_set_counter_value(set_timer_val);
+ all_timer_set_alarm_value(1.2);
+
+ // enable timer group
+ timer_group_intr_enable(TIMER_GROUP_0, TIMG_T0_INT_ENA_M);
+ timer_isr_register(TIMER_GROUP_0, TIMER_0, test_timer_group0_isr,
+ (void *) TIMER_0, ESP_INTR_FLAG_LOWMED, NULL);
+ timer_start(TIMER_GROUP_0, TIMER_0);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == true);
+
+ //test enable auto_reload
+ alarm_flag = false;
+ timer_group_intr_disable(TIMER_GROUP_0, TIMG_T0_INT_ENA_M);
+ timer_start(TIMER_GROUP_0, TIMER_0);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == false);
+
+ timer_group_intr_enable(TIMER_GROUP_0, TIMG_T0_INT_ENA_M);
+ timer_isr_register(TIMER_GROUP_0, TIMER_0, test_timer_group0_isr,
+ (void *) TIMER_0, ESP_INTR_FLAG_LOWMED, NULL);
+ timer_start(TIMER_GROUP_0, TIMER_0);
+ vTaskDelay(2000 / portTICK_PERIOD_MS);
+ TEST_ASSERT(alarm_flag == true);
+}
+
+/**
+ * isr_register case:
+ * Cycle register 15 times, compare the heap size to ensure no memory leaks
+ */
+TEST_CASE("Timer interrupt register", "[hw_timer]")
+{
+ int i;
+ int heap_size = 0;
+ timer_config_t config = {
+ .alarm_en = 1,
+ .auto_reload = TIMER_AUTORELOAD_DIS,
+ .counter_dir = TIMER_COUNT_UP,
+ .divider = TIMER_DIVIDER,
+ .counter_en = TIMER_PAUSE,
+ .intr_type = TIMER_INTR_LEVEL
+ };
+
+ for (i = 0; i < 15; i++) {
+ all_timer_init(config, true);
+ tg_timer_init(TIMER_GROUP_0, TIMER_0, 0.54);
+ tg_timer_init(TIMER_GROUP_1, TIMER_1, 0.34);
+
+ timer_set_auto_reload(TIMER_GROUP_0, TIMER_1, TIMER_AUTORELOAD_EN);
+ tg_timer_init(TIMER_GROUP_0, TIMER_1, 0.4);
+ timer_set_auto_reload(TIMER_GROUP_1, TIMER_0, TIMER_AUTORELOAD_EN);
+ tg_timer_init(TIMER_GROUP_1, TIMER_0, 0.6);
+ vTaskDelay(1000 / portTICK_PERIOD_MS);
+ if (heap_size == 0) {
+ heap_size = esp_get_free_heap_size();
+ }
+ }
+ TEST_ASSERT_INT_WITHIN(100, heap_size, esp_get_free_heap_size());
+}
projects / esp-idf / commitdiff