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82 lines
2.3 KiB
C
82 lines
2.3 KiB
C
/*
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* SPDX-FileCopyrightText: 2018-2022 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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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "esp_system.h"
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/**
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* @brief Internal function to restart PRO and APP CPUs.
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*
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* @note This function should not be called from FreeRTOS applications.
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* Use esp_restart instead.
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*
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* This function executes a CPU reset (see TRM).
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*
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* CPU resets do not reset digital peripherals, but this function will
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* manually reset a subset of digital peripherals (depending on target) before
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* carrying out the CPU reset.
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*
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* Memory protection is also cleared by a CPU reset.
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*
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* This is an internal function called by esp_restart. It is called directly
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* by the panic handler and brownout detector interrupt.
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*/
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void esp_restart_noos(void) __attribute__((noreturn));
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/**
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* @brief Similar to esp_restart_noos, but resets all the digital peripherals.
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*/
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void esp_restart_noos_dig(void) __attribute__((noreturn));
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/**
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* @brief Internal function to set reset reason hint
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*
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* The hint is used do distinguish different reset reasons when software reset
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* is performed.
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*
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* The hint is stored in RTC store register, RTC_RESET_CAUSE_REG.
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*
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* @param hint Desired esp_reset_reason_t value for the real reset reason
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*/
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void esp_reset_reason_set_hint(esp_reset_reason_t hint);
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/**
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* @brief Internal function to get the reset hint value
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* @return - Reset hint value previously stored into RTC_RESET_CAUSE_REG using
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* esp_reset_reason_set_hint function
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* - ESP_RST_UNKNOWN if the value in RTC_RESET_CAUSE_REG is invalid
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*/
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esp_reset_reason_t esp_reset_reason_get_hint(void);
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/**
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* @brief Get the time in microseconds since startup
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*
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* @returns time since g_startup_time; definition should be fixed by system time provider
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* no matter the underlying timer used.
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*/
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int64_t esp_system_get_time(void);
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/**
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* @brief Get the resolution of the time returned by `esp_system_get_time`.
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*
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* @returns the resolution in nanoseconds
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*/
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uint32_t esp_system_get_time_resolution(void);
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/**
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* @brief Before the system exit (e.g. panic, brownout, restart, etc.), this function is to be called to reset all necessary peripherals.
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*/
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void esp_system_reset_modules_on_exit(void);
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#ifdef __cplusplus
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}
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#endif
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