esp-idf/components/hal/include/hal/wdt_types.h

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2.2 KiB
C

/*
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include "soc/clk_tree_defs.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
WDT_RWDT = 0, /*!< RTC Watchdog Timer (RWDT) */
WDT_MWDT0, /*!< Main System Watchdog Timer (MWDT) of Timer Group 0 */
WDT_MWDT1, /*!< Main System Watchdog Timer (MWDT) of Timer Group 1 */
} wdt_inst_t;
/**
* @brief Stages of a Watchdog Timer. A WDT has 4 stages.
*/
typedef enum {
WDT_STAGE0 = 0, /*!< Stage 0 */
WDT_STAGE1 = 1, /*!< Stage 1 */
WDT_STAGE2 = 2, /*!< Stage 2 */
WDT_STAGE3 = 3 /*!< Stage 3 */
} wdt_stage_t;
/**
* @brief Behavior of the WDT stage if it times out
*
* @note These enum values should be compatible with the corresponding register
* field values.
*/
typedef enum {
WDT_STAGE_ACTION_OFF = 0, /*!< Disabled. This stage will have no effects on the system. */
WDT_STAGE_ACTION_INT = 1, /*!< Trigger an interrupt when the stage expires. */
WDT_STAGE_ACTION_RESET_CPU = 2, /*!< Reset a CPU core when the stage expires. */
WDT_STAGE_ACTION_RESET_SYSTEM = 3, /*!< Reset the main system when the stage expires. This includes the CPU and all peripherals. The RTC is an exception and will not be reset. */
WDT_STAGE_ACTION_RESET_RTC = 4, /*!< Reset the main system and the RTC when the stage expires. ONLY AVAILABLE FOR RWDT */
} wdt_stage_action_t;
/**
* @brief Length of CPU or System Reset signals
*
* @note These enum values should be compatible with the corresponding register
* field values.
*/
typedef enum {
WDT_RESET_SIG_LENGTH_100ns = 0, /*!< 100 ns */
WDT_RESET_SIG_LENGTH_200ns = 1, /*!< 200 ns */
WDT_RESET_SIG_LENGTH_300ns = 2, /*!< 300 ns */
WDT_RESET_SIG_LENGTH_400ns = 3, /*!< 400 ns */
WDT_RESET_SIG_LENGTH_500ns = 4, /*!< 500 ns */
WDT_RESET_SIG_LENGTH_800ns = 5, /*!< 800 ns */
WDT_RESET_SIG_LENGTH_1_6us = 6, /*!< 1.6 us */
WDT_RESET_SIG_LENGTH_3_2us = 7 /*!< 3.2 us */
} wdt_reset_sig_length_t;
typedef soc_periph_mwdt_clk_src_t mwdt_clock_source_t;
#ifdef __cplusplus
}
#endif