64f918bd70
It is possible to enable and disable the isr time measurement on context save and it related test via menuconfig by the new option: FREERTOS_ISR_STATS
64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
#include <esp_types.h>
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#include <stdio.h>
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#include "esp32/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 "esp_intr_alloc.h"
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#include "xtensa/hal.h"
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#include "unity.h"
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#include "soc/cpu.h"
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#include "test_utils.h"
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#ifdef CONFIG_FREERTOS_ISR_STATS
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static SemaphoreHandle_t end_sema;
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extern uint32_t isr_enter_spent_time_cycles;
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volatile static uint32_t isr_enter_spent_time_cycles_copy;
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static void testint(void *arg) {
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xthal_set_ccompare(1, xthal_get_ccount()+8000000);
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}
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static void nested3(void) {
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intr_handle_t handle;
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esp_err_t err = esp_intr_alloc(ETS_INTERNAL_TIMER1_INTR_SOURCE, 0, &testint, NULL, &handle);
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TEST_ASSERT_EQUAL_HEX32(ESP_OK, err);
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xthal_set_ccompare(1, xthal_get_ccount()+8000000);
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vTaskDelay(10);
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isr_enter_spent_time_cycles_copy = isr_enter_spent_time_cycles;
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ets_printf("Average time spent on context save is: %d cycles\n\n", isr_enter_spent_time_cycles_copy);
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xSemaphoreGive(end_sema);
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vTaskDelete(NULL);
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}
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static void nested2(void) {
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nested3();
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}
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static void nested1(void) {
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nested2();
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}
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static void test_task(void *arg) {
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(void)arg;
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nested1();
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}
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TEST_CASE("isr handling time test", "[freertos] [ignore]")
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{
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end_sema = xSemaphoreCreateBinary();
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TEST_ASSERT(end_sema != NULL);
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xTaskCreatePinnedToCore(test_task, "tst" , 4096, NULL, 3, NULL, 0);
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BaseType_t result = xSemaphoreTake(end_sema, portMAX_DELAY);
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TEST_ASSERT_EQUAL_HEX32(pdTRUE, result);
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TEST_PERFORMANCE_LESS_THAN(SPILL_REG_CYCLES, "%d cycles" ,isr_enter_spent_time_cycles_copy);
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}
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#endif |