Merge branch 'feature/temperature_intr' into 'master'

temperature sensor: Add high/low value threshold interrupt support

Closes IDF-5786

See merge request espressif/esp-idf!22331

components/driver/test_apps/temperature_sensor/main/test_temperature_sensor.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -8,6 +8,11 @@
 #include "esp_log.h"
 #include "unity.h"
 #include "driver/temperature_sensor.h"
+#include "esp_attr.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "soc/soc_caps.h"
+#include "unity_test_utils_cache.h"
 
 TEST_CASE("Temperature_sensor_driver_workflow_test", "[temperature_sensor]")
 {
@@ -79,3 +84,64 @@ TEST_CASE("Double Start-Stop test", "[temperature_sensor]")
     TEST_ESP_OK(temperature_sensor_disable(temp_handle));
     TEST_ESP_OK(temperature_sensor_uninstall(temp_handle));
 }
+
+#if SOC_TEMPERATURE_SENSOR_INTR_SUPPORT
+
+IRAM_ATTR static bool temp_sensor_cbs_test(temperature_sensor_handle_t tsens, const temperature_sensor_threshold_event_data_t *edata, void *user_data)
+{
+    uint8_t *times = (uint8_t*)user_data;
+    ESP_DRAM_LOGI("tsens", "Temperature value is higher or lower than threshold, restart...\n\n");
+    (*times)++;
+    return false;
+}
+
+#if CONFIG_TEMP_SENSOR_ISR_IRAM_SAFE
+static void IRAM_ATTR test_delay_post_cache_disable(void *args)
+{
+    esp_rom_delay_us(1000);
+}
+#endif
+
+TEST_CASE("Temperature sensor callback test", "[temperature_sensor]")
+{
+    printf("Initializing Temperature sensor\n");
+    float tsens_out;
+    temperature_sensor_config_t temp_sensor = TEMPERATURE_SENSOR_CONFIG_DEFAULT(10, 50);
+    temperature_sensor_handle_t temp_handle = NULL;
+    TEST_ESP_OK(temperature_sensor_install(&temp_sensor, &temp_handle));
+
+    temperature_sensor_event_callbacks_t cbs = {
+        .on_threshold = temp_sensor_cbs_test,
+    };
+
+    temperature_sensor_abs_threshold_config_t threshold_cfg = {
+        .high_threshold = 50,
+        .low_threshold = -10,
+    };
+    uint8_t temperature_alarm = 0;
+    uint8_t cnt = 10;
+    TEST_ESP_OK(temperature_sensor_set_absolute_threshold(temp_handle, &threshold_cfg));
+    temperature_sensor_register_callbacks(temp_handle, &cbs, &temperature_alarm);
+
+    TEST_ESP_OK(temperature_sensor_enable(temp_handle));
+#if CONFIG_TEMP_SENSOR_ISR_IRAM_SAFE
+    printf("disable flash cache and check if we can still get temperature intr\r\n");
+    for (int i = 0; i < 100; i++) {
+        unity_utils_run_cache_disable_stub(test_delay_post_cache_disable, NULL);
+    }
+#endif
+    while (cnt--) {
+        ESP_ERROR_CHECK(temperature_sensor_get_celsius(temp_handle, &tsens_out));
+        printf("Temperature out celsius %f°C\n", tsens_out);
+        vTaskDelay(pdMS_TO_TICKS(1000));
+    }
+
+    TEST_ESP_OK(temperature_sensor_disable(temp_handle));
+    TEST_ESP_OK(temperature_sensor_uninstall(temp_handle));
+    printf("temperature alarm is %d\n", temperature_alarm);
+    // Note that on CI runner there is no way to heat the board to trigger such an interrupt.
+    // But locally test should be notice that alarm must be larger than 0.
+    TEST_ASSERT_GREATER_OR_EQUAL(0, temperature_alarm);
+}
+
+#endif // SOC_TEMPERATURE_SENSOR_INTR_SUPPORT

components/driver/test_apps/temperature_sensor/pytest_temperature_sensor.py

@@ -16,6 +16,14 @@ from pytest_embedded import Dut
     'release',
 ], indirect=True)
 def test_temperature_sensor_driver(dut: Dut) -> None:
-    dut.expect('Press ENTER to see the list of tests')
-    dut.write('*')
-    dut.expect_unity_test_output(timeout=120)
+    dut.run_all_single_board_cases()
+
+
+@pytest.mark.esp32c6
+@pytest.mark.esp32h2
+@pytest.mark.generic
+@pytest.mark.parametrize('config', [
+    'iram_safe',
+], indirect=True)
+def test_temperature_sensor_cbs(dut: Dut) -> None:
+    dut.run_all_single_board_cases()

components/driver/test_apps/temperature_sensor/sdkconfig.ci.iram_safe

@@ -0,0 +1,7 @@
+CONFIG_COMPILER_DUMP_RTL_FILES=y
+CONFIG_TEMP_SENSOR_ISR_IRAM_SAFE=y
+CONFIG_COMPILER_OPTIMIZATION_NONE=y
+# silent the error check, as the error string are stored in rodata, causing RTL check failure
+CONFIG_COMPILER_OPTIMIZATION_CHECKS_SILENT=y
+# place non-ISR FreeRTOS functions in Flash
+CONFIG_FREERTOS_PLACE_FUNCTIONS_INTO_FLASH=y