166 lines
6.6 KiB
C
166 lines
6.6 KiB
C
/*
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* Copyright (c) 2020 - 2022, Nordic Semiconductor ASA
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, 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 must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder 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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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER 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
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef NRFX_RESET_REASON_H
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#define NRFX_RESET_REASON_H
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#include <nrfx.h>
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#include <hal/nrf_power.h>
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#if !NRF_POWER_HAS_RESETREAS
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#include <hal/nrf_reset.h>
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#endif
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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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* @defgroup nrfx_reset_reason Generic Reset Reason layer
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* @{
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* @ingroup nrfx
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* @ingroup nrf_power
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* @ingroup nrf_reset
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*
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* @brief Helper layer that provides a uniform way of checking the reset reason.
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*/
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/** @brief Reset reason bit masks. */
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typedef enum
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{
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#if !NRF_POWER_HAS_RESETREAS || defined(__NRFX_DOXYGEN__)
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/**< Reset from pin-reset detected. */
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NRFX_RESET_REASON_RESETPIN_MASK = RESET_RESETREAS_RESETPIN_Msk,
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/**< Reset from watchdog/application watchdog timer 0 detected. */
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NRFX_RESET_REASON_DOG0_MASK = RESET_RESETREAS_DOG0_Msk,
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/**< Reset from watchdog/application watchdog timer 0 detected. */
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NRFX_RESET_REASON_DOG_MASK = NRFX_RESET_REASON_DOG0_MASK,
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/**< Reset from application CTRL-AP detected. */
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NRFX_RESET_REASON_CTRLAP_MASK = RESET_RESETREAS_CTRLAP_Msk,
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/**< Reset from soft reset/application soft reset detected. Deprecated. */
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NRFX_RESETREAS_SREQ_MASK = RESET_RESETREAS_SREQ_Msk,
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/**< Reset from soft reset/application soft reset detected. */
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NRFX_RESET_REASON_SREQ_MASK = RESET_RESETREAS_SREQ_Msk,
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/**< Reset from CPU lockup/application CPU lockup detected. */
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NRFX_RESET_REASON_LOCKUP_MASK = RESET_RESETREAS_LOCKUP_Msk,
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/**< Reset due to wakeup from System OFF mode when wakeup is triggered by DETECT signal from
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* GPIO. */
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NRFX_RESET_REASON_OFF_MASK = RESET_RESETREAS_OFF_Msk,
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/**< Reset due to wakeup from System OFF mode when wakeup is triggered by ANADETECT signal from
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* LPCOMP. */
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NRFX_RESET_REASON_LPCOMP_MASK = RESET_RESETREAS_LPCOMP_Msk,
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/**< Reset due to wakeup from System OFF mode when wakeup is triggered by entering the debug
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* interface mode. */
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NRFX_RESET_REASON_DIF_MASK = RESET_RESETREAS_DIF_Msk,
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#if NRF_RESET_HAS_NETWORK
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/**< Reset from network soft reset detected. */
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NRFX_RESET_REASON_LSREQ_MASK = RESET_RESETREAS_LSREQ_Msk,
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/**< Reset from network CPU lockup detected. */
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NRFX_RESET_REASON_LLOCKUP_MASK = RESET_RESETREAS_LLOCKUP_Msk,
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/**< Reset from network watchdog timer detected. */
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NRFX_RESET_REASON_LDOG_MASK = RESET_RESETREAS_LDOG_Msk,
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/**< Force off reset from application core detected. */
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NRFX_RESET_REASON_MFORCEOFF_MASK = RESET_RESETREAS_MFORCEOFF_Msk,
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#endif // NRF_RESET_HAS_NETWORK
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/**< Reset after wakeup from System OFF mode due to NFC field being detected. */
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NRFX_RESET_REASON_NFC_MASK = RESET_RESETREAS_NFC_Msk,
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/**< Reset from application watchdog timer 1 detected. */
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NRFX_RESET_REASON_DOG1_MASK = RESET_RESETREAS_DOG1_Msk,
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/**< Reset after wakeup from System OFF mode due to VBUS rising into valid range. */
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NRFX_RESET_REASON_VBUS_MASK = RESET_RESETREAS_VBUS_Msk,
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#if NRF_RESET_HAS_NETWORK
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/**< Reset from network CTRL-AP detected. */
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NRFX_RESET_REASON_LCTRLAP_MASK = RESET_RESETREAS_LCTRLAP_Msk,
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#endif // NRF_RESET_HAS_NETWORK
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#else
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NRFX_RESET_REASON_RESETPIN_MASK = POWER_RESETREAS_RESETPIN_Msk,
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NRFX_RESET_REASON_DOG_MASK = POWER_RESETREAS_DOG_Msk,
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NRFX_RESET_REASON_SREQ_MASK = POWER_RESETREAS_SREQ_Msk ,
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NRFX_RESET_REASON_LOCKUP_MASK = POWER_RESETREAS_LOCKUP_Msk,
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NRFX_RESET_REASON_OFF_MASK = POWER_RESETREAS_OFF_Msk,
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#if defined(POWER_RESETREAS_CTRLAP_Msk)
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NRFX_RESET_REASON_CTRLAP_MASK = POWER_RESETREAS_CTRLAP_Msk,
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#endif
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#if defined(POWER_RESETREAS_LPCOMP_Msk)
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NRFX_RESET_REASON_LPCOMP_MASK = POWER_RESETREAS_LPCOMP_Msk,
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#endif
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NRFX_RESET_REASON_DIF_MASK = POWER_RESETREAS_DIF_Msk,
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#if defined(POWER_RESETREAS_NFC_Msk)
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NRFX_RESET_REASON_NFC_MASK = POWER_RESETREAS_NFC_Msk,
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#endif
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#if defined(POWER_RESETREAS_VBUS_Msk)
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NRFX_RESET_REASON_VBUS_MASK = POWER_RESETREAS_VBUS_Msk,
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#endif
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#endif // !NRF_POWER_HAS_RESETREAS || defined(__NRFX_DOXYGEN__)
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} nrfx_reset_reason_mask_t;
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/**
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* @brief Function for getting the reset reason bitmask.
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*
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* Unless cleared, the RESETREAS register is cumulative.
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* If none of the reset sources is flagged, the chip was reset from the on-chip reset generator.
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* This indicates a power-on-reset or a brown out reset.
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*
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* @return Mask of reset reasons constructed from @ref nrfx_reset_reason_mask_t values.
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*/
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__STATIC_INLINE uint32_t nrfx_reset_reason_get(void)
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{
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#if NRF_POWER_HAS_RESETREAS
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return nrf_power_resetreas_get(NRF_POWER);
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#else
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return nrf_reset_resetreas_get(NRF_RESET);
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#endif
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}
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/**
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* @brief Function for clearing the selected reset reason fields.
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*
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* @param[in] mask Mask constructed from @ref nrfx_reset_reason_mask_t values.
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*/
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__STATIC_INLINE void nrfx_reset_reason_clear(uint32_t mask)
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{
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#if NRF_POWER_HAS_RESETREAS
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nrf_power_resetreas_clear(NRF_POWER, mask);
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#else
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nrf_reset_resetreas_clear(NRF_RESET, mask);
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#endif
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}
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif // NRFX_RESET_REASON_H
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