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