80 lines
3.1 KiB
C
80 lines
3.1 KiB
C
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/**
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* Copyright (c) 2017 - 2020, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
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* such product, must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef NRF_BOOTLOADER_WDT_H
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#define NRF_BOOTLOADER_WDT_H
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/**@file
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*
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* @defgroup nrf_bootloader_wdt Automated feeding of the watchdog
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* @{
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* @ingroup nrf_bootloader
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* @brief Module that keeps the WDT from timing out if the WDT has been started in the application.
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*/
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#include "sdk_errors.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Function for checking whether the WDT peripheral is started and for getting its configuration.
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*
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* The module uses a timer to start regular feeding of the watchdog. Timer interval
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* is chosen based on watchdog settings. When @ref nrf_bootloader_wdt_feed is called, internal
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* feeding is stopped assuming that the application takes responsibity of watchdog feeding.
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* However, if @ref NRF_BL_WDT_MAX_SCHEDULER_LATENCY_MS or the watchdog is configured to
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* run during sleep, then internal feeding (from timeout handler context) is kept active.
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*/
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void nrf_bootloader_wdt_init(void);
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/**
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* @brief Function for feeding the watchdog (if active).
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*/
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void nrf_bootloader_wdt_feed(void);
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#ifdef __cplusplus
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}
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#endif
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/** @} */
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#endif //NRF_BOOTLOADER_WDT_H
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