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	Most of the test cases are copied from esp32 add int_alloc test add delay test add random test
		
			
				
	
	
		
			292 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			292 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  Tests for the interrupt allocator.
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| */
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| 
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| #include <stdio.h>
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| #include "unity.h"
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| #include "esp_types.h"
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| #include "esp32s2/rom/ets_sys.h"
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| #include "freertos/FreeRTOS.h"
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| #include "freertos/task.h"
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| #include "freertos/semphr.h"
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| #include "freertos/queue.h"
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| #include "freertos/xtensa_api.h"
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| #include "soc/uart_periph.h"
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| #include "soc/dport_reg.h"
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| #include "soc/gpio_periph.h"
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| #include "esp_intr_alloc.h"
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| #include "driver/periph_ctrl.h"
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| #include "driver/timer.h"
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| 
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| #define TIMER_DIVIDER 16                             /*!< Hardware timer clock divider */
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| #define TIMER_SCALE (TIMER_BASE_CLK / TIMER_DIVIDER) /*!< used to calculate counter value */
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| #define TIMER_INTERVAL0_SEC (3.4179)                 /*!< test interval for timer 0 */
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| #define TIMER_INTERVAL1_SEC (5.78)                   /*!< test interval for timer 1 */
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| 
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| static void my_timer_init(int timer_group, int timer_idx, int ival)
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| {
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|     timer_config_t config;
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|     config.alarm_en = 1;
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|     config.auto_reload = 1;
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|     config.counter_dir = TIMER_COUNT_UP;
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|     config.divider = TIMER_DIVIDER;
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|     config.intr_type = TIMER_INTR_LEVEL;
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|     config.counter_en = TIMER_PAUSE;
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|     /*Configure timer*/
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|     timer_init(timer_group, timer_idx, &config);
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|     /*Stop timer counter*/
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|     timer_pause(timer_group, timer_idx);
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|     /*Load counter value */
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|     timer_set_counter_value(timer_group, timer_idx, 0x00000000ULL);
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|     /*Set alarm value*/
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|     timer_set_alarm_value(timer_group, timer_idx, ival);
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|     /*Enable timer interrupt*/
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|     timer_enable_intr(timer_group, timer_idx);
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| }
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| 
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| static volatile int count[4] = {0, 0, 0, 0};
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| 
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| static void timer_isr(void *arg)
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| {
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|     int timer_idx = (int)arg;
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|     count[timer_idx]++;
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|     if (timer_idx == 0) {
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|         timer_group_clr_intr_status_in_isr(TIMER_GROUP_0, TIMER_0);
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|         timer_group_enable_alarm_in_isr(TIMER_GROUP_0, TIMER_0);
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|     }
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|     if (timer_idx == 1) {
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|         timer_group_clr_intr_status_in_isr(TIMER_GROUP_0, TIMER_1);
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|         timer_group_enable_alarm_in_isr(TIMER_GROUP_0, TIMER_1);
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|     }
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|     if (timer_idx == 2) {
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|         timer_group_clr_intr_status_in_isr(TIMER_GROUP_1, TIMER_0);
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|         timer_group_enable_alarm_in_isr(TIMER_GROUP_1, TIMER_0);
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|     }
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|     if (timer_idx == 3) {
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|         timer_group_clr_intr_status_in_isr(TIMER_GROUP_1, TIMER_1);
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|         timer_group_enable_alarm_in_isr(TIMER_GROUP_1, TIMER_1);
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|     }
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| }
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| 
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| static void timer_test(int flags)
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| {
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|     int x;
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|     timer_isr_handle_t inth[4];
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|     my_timer_init(TIMER_GROUP_0, TIMER_0, 110000);
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|     my_timer_init(TIMER_GROUP_0, TIMER_1, 120000);
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|     my_timer_init(TIMER_GROUP_1, TIMER_0, 130000);
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|     my_timer_init(TIMER_GROUP_1, TIMER_1, 140000);
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|     timer_isr_register(TIMER_GROUP_0, TIMER_0, timer_isr, (void *)0, flags | ESP_INTR_FLAG_INTRDISABLED, &inth[0]);
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|     timer_isr_register(TIMER_GROUP_0, TIMER_1, timer_isr, (void *)1, flags, &inth[1]);
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|     timer_isr_register(TIMER_GROUP_1, TIMER_0, timer_isr, (void *)2, flags, &inth[2]);
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|     timer_isr_register(TIMER_GROUP_1, TIMER_1, timer_isr, (void *)3, flags, &inth[3]);
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|     timer_start(TIMER_GROUP_0, TIMER_0);
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|     timer_start(TIMER_GROUP_0, TIMER_1);
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|     timer_start(TIMER_GROUP_1, TIMER_0);
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|     timer_start(TIMER_GROUP_1, TIMER_1);
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| 
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|     for (x = 0; x < 4; x++) {
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|         count[x] = 0;
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|     }
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|     printf("Interrupts allocated: %d (dis) %d %d %d\n",
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|            esp_intr_get_intno(inth[0]), esp_intr_get_intno(inth[1]),
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|            esp_intr_get_intno(inth[2]), esp_intr_get_intno(inth[3]));
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|     printf("Timer values on start: %d %d %d %d\n", count[0], count[1], count[2], count[3]);
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|     vTaskDelay(1000 / portTICK_PERIOD_MS);
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|     printf("Timer values after 1 sec: %d %d %d %d\n", count[0], count[1], count[2], count[3]);
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|     TEST_ASSERT(count[0] == 0);
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|     TEST_ASSERT(count[1] != 0);
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|     TEST_ASSERT(count[2] != 0);
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|     TEST_ASSERT(count[3] != 0);
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| 
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|     printf("Disabling timers 1 and 2...\n");
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|     esp_intr_enable(inth[0]);
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|     esp_intr_disable(inth[1]);
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|     esp_intr_disable(inth[2]);
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|     for (x = 0; x < 4; x++) {
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|         count[x] = 0;
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|     }
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|     vTaskDelay(1000 / portTICK_PERIOD_MS);
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|     printf("Timer values after 1 sec: %d %d %d %d\n", count[0], count[1], count[2], count[3]);
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|     TEST_ASSERT(count[0] != 0);
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|     TEST_ASSERT(count[1] == 0);
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|     TEST_ASSERT(count[2] == 0);
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|     TEST_ASSERT(count[3] != 0);
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|     printf("Disabling other half...\n");
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|     esp_intr_enable(inth[1]);
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|     esp_intr_enable(inth[2]);
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|     esp_intr_disable(inth[0]);
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|     esp_intr_disable(inth[3]);
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|     for (x = 0; x < 4; x++) {
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|         count[x] = 0;
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|     }
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|     vTaskDelay(1000 / portTICK_PERIOD_MS);
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|     printf("Timer values after 1 sec: %d %d %d %d\n", count[0], count[1], count[2], count[3]);
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|     TEST_ASSERT(count[0] == 0);
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|     TEST_ASSERT(count[1] != 0);
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|     TEST_ASSERT(count[2] != 0);
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|     TEST_ASSERT(count[3] == 0);
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|     printf("Done.\n");
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|     esp_intr_free(inth[0]);
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|     esp_intr_free(inth[1]);
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|     esp_intr_free(inth[2]);
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|     esp_intr_free(inth[3]);
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| }
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| 
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| static volatile int int_timer_ctr;
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| 
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| void int_timer_handler(void *arg)
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| {
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|     xthal_set_ccompare(1, xthal_get_ccount() + 8000000);
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|     int_timer_ctr++;
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| }
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| 
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| void local_timer_test(void)
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| {
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|     intr_handle_t ih;
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|     esp_err_t r;
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|     r = esp_intr_alloc(ETS_INTERNAL_TIMER1_INTR_SOURCE, 0, int_timer_handler, NULL, &ih);
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|     TEST_ASSERT(r == ESP_OK);
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|     printf("Int timer 1 intno %d\n", esp_intr_get_intno(ih));
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|     xthal_set_ccompare(1, xthal_get_ccount() + 8000000);
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|     int_timer_ctr = 0;
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|     vTaskDelay(1000 / portTICK_PERIOD_MS);
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|     printf("Timer val after 1 sec: %d\n", int_timer_ctr);
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|     TEST_ASSERT(int_timer_ctr != 0);
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|     printf("Disabling int\n");
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|     esp_intr_disable(ih);
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|     int_timer_ctr = 0;
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|     vTaskDelay(1000 / portTICK_PERIOD_MS);
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|     printf("Timer val after 1 sec: %d\n", int_timer_ctr);
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|     TEST_ASSERT(int_timer_ctr == 0);
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|     printf("Re-enabling\n");
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|     esp_intr_enable(ih);
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|     vTaskDelay(1000 / portTICK_PERIOD_MS);
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|     printf("Timer val after 1 sec: %d\n", int_timer_ctr);
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|     TEST_ASSERT(int_timer_ctr != 0);
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| 
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|     printf("Free int, re-alloc disabled\n");
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|     r = esp_intr_free(ih);
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|     TEST_ASSERT(r == ESP_OK);
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|     r = esp_intr_alloc(ETS_INTERNAL_TIMER1_INTR_SOURCE, ESP_INTR_FLAG_INTRDISABLED, int_timer_handler, NULL, &ih);
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|     TEST_ASSERT(r == ESP_OK);
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|     int_timer_ctr = 0;
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|     vTaskDelay(1000 / portTICK_PERIOD_MS);
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|     printf("Timer val after 1 sec: %d\n", int_timer_ctr);
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|     TEST_ASSERT(int_timer_ctr == 0);
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|     printf("Re-enabling\n");
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|     esp_intr_enable(ih);
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|     vTaskDelay(1000 / portTICK_PERIOD_MS);
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|     printf("Timer val after 1 sec: %d\n", int_timer_ctr);
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|     TEST_ASSERT(int_timer_ctr != 0);
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|     r = esp_intr_free(ih);
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|     TEST_ASSERT(r == ESP_OK);
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|     printf("Done.\n");
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| }
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| 
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| TEST_CASE("Intr_alloc test, CPU-local int source", "[intr_alloc]")
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| {
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|     local_timer_test();
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| }
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| 
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| TEST_CASE("Intr_alloc test, private ints", "[intr_alloc]")
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| {
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|     timer_test(0);
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| }
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| 
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| TEST_CASE("Intr_alloc test, shared ints", "[intr_alloc]")
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| {
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|     timer_test(ESP_INTR_FLAG_SHARED);
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| }
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| 
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| TEST_CASE("Can allocate IRAM int only with an IRAM handler", "[intr_alloc]")
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| {
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|     void dummy(void *arg) {
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|     }
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|     IRAM_ATTR void dummy_iram(void *arg) {
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|     }
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|     RTC_IRAM_ATTR void dummy_rtc(void *arg) {
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|     }
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|     intr_handle_t ih;
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|     esp_err_t err = esp_intr_alloc(ETS_INTERNAL_SW0_INTR_SOURCE,
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|                                    ESP_INTR_FLAG_IRAM, &dummy, NULL, &ih);
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|     TEST_ASSERT_EQUAL_INT(ESP_ERR_INVALID_ARG, err);
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|     err = esp_intr_alloc(ETS_INTERNAL_SW0_INTR_SOURCE,
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|                          ESP_INTR_FLAG_IRAM, &dummy_iram, NULL, &ih);
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|     TEST_ESP_OK(err);
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|     err = esp_intr_free(ih);
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|     TEST_ESP_OK(err);
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|     err = esp_intr_alloc(ETS_INTERNAL_SW0_INTR_SOURCE,
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|                          ESP_INTR_FLAG_IRAM, &dummy_rtc, NULL, &ih);
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|     TEST_ESP_OK(err);
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|     err = esp_intr_free(ih);
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|     TEST_ESP_OK(err);
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| }
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| 
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| #include "soc/spi_periph.h"
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| typedef struct {
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|     bool flag1;
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|     bool flag2;
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|     bool flag3;
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|     bool flag4;
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| } intr_alloc_test_ctx_t;
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| 
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| void IRAM_ATTR int_handler1(void *arg)
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| {
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|     intr_alloc_test_ctx_t *ctx = (intr_alloc_test_ctx_t *)arg;
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|     ets_printf("handler 1 called.\n");
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|     if (ctx->flag1) {
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|         ctx->flag3 = true;
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|     } else {
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|         ctx->flag1 = true;
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|     }
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|     GPSPI2.slave.trans_done = 0;
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| }
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| 
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| void IRAM_ATTR int_handler2(void *arg)
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| {
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|     intr_alloc_test_ctx_t *ctx = (intr_alloc_test_ctx_t *)arg;
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|     ets_printf("handler 2 called.\n");
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|     if (ctx->flag2) {
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|         ctx->flag4 = true;
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|     } else {
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|         ctx->flag2 = true;
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|     }
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| }
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| 
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| TEST_CASE("allocate 2 handlers for a same source and remove the later one", "[intr_alloc]")
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| {
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|     intr_alloc_test_ctx_t ctx = {false, false, false, false};
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|     intr_handle_t handle1, handle2;
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| 
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|     //enable SPI2
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|     periph_module_enable(PERIPH_FSPI_MODULE);
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| 
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|     esp_err_t r;
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|     r = esp_intr_alloc(ETS_SPI2_INTR_SOURCE, ESP_INTR_FLAG_SHARED, int_handler1, &ctx, &handle1);
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|     TEST_ESP_OK(r);
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|     //try an invalid assign first
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|     r = esp_intr_alloc(ETS_SPI2_INTR_SOURCE, 0, int_handler2, NULL, &handle2);
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|     TEST_ASSERT_EQUAL_INT(r, ESP_ERR_NOT_FOUND);
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|     //assign shared then
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|     r = esp_intr_alloc(ETS_SPI2_INTR_SOURCE, ESP_INTR_FLAG_SHARED, int_handler2, &ctx, &handle2);
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|     TEST_ESP_OK(r);
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|     GPSPI2.slave.int_trans_done_en = 1;
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| 
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|     printf("trigger first time.\n");
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|     GPSPI2.slave.trans_done = 1;
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| 
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|     vTaskDelay(100);
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|     TEST_ASSERT(ctx.flag1 && ctx.flag2);
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| 
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|     printf("remove intr 1.\n");
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|     r = esp_intr_free(handle2);
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| 
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|     printf("trigger second time.\n");
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|     GPSPI2.slave.trans_done = 1;
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| 
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|     vTaskDelay(500);
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|     TEST_ASSERT(ctx.flag3 && !ctx.flag4);
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|     printf("test passed.\n");
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| }
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