components/esp_system/system_time.c (ESP-IDF) - CodeScope

Outline

#include "esp_system.h"

#include "esp_attr.h"

#include "soc/rtc.h"

#include "freertos/FreeRTOS.h"

#include "sdkconfig.h"

#include "esp32/rtc.h"

#include "esp32s2/rtc.h"

#include "esp32s3/rtc.h"

#include "esp32c3/rtc.h"

#include "esp32c2/rtc.h"

#include "esp32c6/rtc.h"

#include "esp32c61/rtc.h"

#include "esp32h2/rtc.h"

#include "esp32p4/rtc.h"

#include "esp32c5/rtc.h"

#include "esp_private/startup_internal.h"

esp_system_get_time()

esp_system_get_time_resolution()

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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/esp_system/system_time.c

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/* * SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 */ #include "esp_system.h" #include "esp_attr.h" #include "soc/rtc.h" #include "freertos/FreeRTOS.h" #include "sdkconfig.h" //TODO: IDF-9526, refactor this #if CONFIG_IDF_TARGET_ESP32 #include "esp32/rtc.h" #elif CONFIG_IDF_TARGET_ESP32S2 #include "esp32s2/rtc.h" #elif CONFIG_IDF_TARGET_ESP32S3 #include "esp32s3/rtc.h" #elif CONFIG_IDF_TARGET_ESP32C3 #include "esp32c3/rtc.h" #elif CONFIG_IDF_TARGET_ESP32C2 #include "esp32c2/rtc.h" #elif CONFIG_IDF_TARGET_ESP32C6 #include "esp32c6/rtc.h" #elif CONFIG_IDF_TARGET_ESP32C61 #include "esp32c61/rtc.h" #elif CONFIG_IDF_TARGET_ESP32H2 #include "esp32h2/rtc.h" #elif CONFIG_IDF_TARGET_ESP32P4 #include "esp32p4/rtc.h" #elif CONFIG_IDF_TARGET_ESP32C5 #include "esp32c5/rtc.h" #endif #include "esp_private/startup_internal.h" // A component in the build should provide strong implementations that make use of // and actual hardware timer to provide timekeeping functions. int64_t IRAM_ATTR __attribute__((weak)) esp_system_get_time(void) { int64_t t = 0; t = (esp_rtc_get_time_us() - g_startup_time); return t; } uint32_t IRAM_ATTR __attribute__((weak)) esp_system_get_time_resolution(void) { return 1000000000L / rtc_clk_slow_freq_get_hz(); }

Details

This file uses the notable symbols shown below. Click anywhere in the file to view more details.

esp_system_get_time()

rtc_clk_slow_freq_get_hz()

esp_rtc_get_time_us()

esp_system_get_time_resolution()