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feat(etm): support etm driver on esp32c5

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This commit is contained in:
morris
2024-07-08 18:55:00 +08:00
parent b06b483dfc
commit 863344f769
34 changed files with 465 additions and 985 deletions
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4
components/esp_system/test_apps/esp_system_unity_tests/main/CMakeLists.txt
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@@ -17,6 +17,10 @@ set(SRC "test_app_main.c"
"test_system_time.c"
"test_task_wdt.c")
if(CONFIG_SOC_SYSTIMER_SUPPORT_ETM)
list(APPEND SRC "test_systick_etm.c")
endif()
if(CONFIG_ESP_IPC_ISR_ENABLE)
list(APPEND SRC "test_ipc_isr.c")
if(CONFIG_IDF_TARGET_ARCH_XTENSA)

63
components/esp_system/test_apps/esp_system_unity_tests/main/test_systick_etm.c Normal file
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@@ -0,0 +1,63 @@
/*
* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdio.h>
#include <inttypes.h>
#include "unity.h"
#include "unity_test_utils.h"
#include "freertos/FreeRTOS.h"
#include "esp_attr.h"
#include "esp_etm.h"
#include "esp_systick_etm.h"
#include "driver/gpio_etm.h"
#include "driver/gpio.h"
TEST_CASE("rtos_systick_etm_event", "[etm]")
{
// systimer alarm ---> EMT channel ---> GPIO toggle
const uint32_t output_gpio = 1;
printf("allocate etm channels\r\n");
esp_etm_channel_config_t etm_config = {};
esp_etm_channel_handle_t etm_channel_a = NULL;
TEST_ESP_OK(esp_etm_new_channel(&etm_config, &etm_channel_a));
printf("allocate GPIO etm task\r\n");
esp_etm_task_handle_t gpio_task = NULL;
gpio_etm_task_config_t gpio_task_config = {
.action = GPIO_ETM_TASK_ACTION_TOG,
};
TEST_ESP_OK(gpio_new_etm_task(&gpio_task_config, &gpio_task));
// bind GPIO to the task
TEST_ESP_OK(gpio_etm_task_add_gpio(gpio_task, output_gpio));
printf("initialize gpio\r\n");
gpio_config_t task_gpio_config = {
.intr_type = GPIO_INTR_DISABLE,
.mode = GPIO_MODE_OUTPUT,
.pin_bit_mask = 1ULL << output_gpio,
};
TEST_ESP_OK(gpio_config(&task_gpio_config));
printf("acquire systick etm event\r\n");
esp_etm_event_handle_t systick_event = NULL;
TEST_ESP_OK(esp_systick_new_etm_alarm_event(0, &systick_event));
printf("connect event and task to the channel\r\n");
TEST_ESP_OK(esp_etm_channel_connect(etm_channel_a, systick_event, gpio_task));
TEST_ESP_OK(esp_etm_channel_enable(etm_channel_a));
// should see a 500Hz square wave on the GPIO (if RTOS systick is set to 1000Hz)
vTaskDelay(pdMS_TO_TICKS(1000));
// delete etm primitives
TEST_ESP_OK(gpio_etm_task_rm_gpio(gpio_task, output_gpio));
TEST_ESP_OK(esp_etm_del_task(gpio_task));
TEST_ESP_OK(esp_etm_del_event(systick_event));
TEST_ESP_OK(esp_etm_channel_disable(etm_channel_a));
TEST_ESP_OK(esp_etm_del_channel(etm_channel_a));
}