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178
Libs/platform/emlib/inc/em_rmu.h
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178
Libs/platform/emlib/inc/em_rmu.h
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/***************************************************************************//**
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* @file
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* @brief Reset Management Unit (RMU) peripheral API
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*******************************************************************************
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* # License
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* <b>Copyright 2018 Silicon Laboratories Inc. www.silabs.com</b>
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*******************************************************************************
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*
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* SPDX-License-Identifier: Zlib
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*
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* The licensor of this software is Silicon Laboratories Inc.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*
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******************************************************************************/
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#ifndef EM_RMU_H
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#define EM_RMU_H
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#include "em_device.h"
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#if (defined(RMU_COUNT) && (RMU_COUNT > 0)) || (_EMU_RSTCTRL_MASK)
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#include "sl_assert.h"
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#include <stdbool.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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* @addtogroup rmu
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* @{
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******************************************************************************/
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/*******************************************************************************
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******************************** ENUMS ************************************
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******************************************************************************/
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/** RMU reset modes. */
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typedef enum {
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#if defined(_RMU_CTRL_PINRMODE_MASK)
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rmuResetModeDisabled = _RMU_CTRL_PINRMODE_DISABLED, /**< Reset mode disabled. */
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rmuResetModeLimited = _RMU_CTRL_PINRMODE_LIMITED, /**< Reset mode limited. */
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rmuResetModeExtended = _RMU_CTRL_PINRMODE_EXTENDED, /**< Reset mode extended. */
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rmuResetModeFull = _RMU_CTRL_PINRMODE_FULL, /**< Reset mode full. */
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#elif defined(_EMU_RSTCTRL_MASK)
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rmuResetModeDisabled = 0, /**< Reset mode disabled. */
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rmuResetModeEnabled = 1, /**< Reset mode enabled. */
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#else
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rmuResetModeClear = 0, /**< Reset mode clear. */
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rmuResetModeSet = 1, /**< Reset mode set. */
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#endif
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} RMU_ResetMode_TypeDef;
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/** RMU controlled peripheral reset control and reset source control. */
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typedef enum {
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#if defined(RMU_CTRL_BURSTEN)
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rmuResetBU = _RMU_CTRL_BURSTEN_MASK, /**< Reset control over Backup Power domain select. */
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#endif
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#if defined(RMU_CTRL_LOCKUPRDIS)
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rmuResetLockUp = _RMU_CTRL_LOCKUPRDIS_MASK, /**< Cortex lockup reset select. */
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#elif defined(_RMU_CTRL_LOCKUPRMODE_MASK)
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rmuResetLockUp = _RMU_CTRL_LOCKUPRMODE_MASK, /**< Cortex lockup reset select. */
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#endif
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#if defined(_RMU_CTRL_WDOGRMODE_MASK)
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rmuResetWdog = _RMU_CTRL_WDOGRMODE_MASK, /**< WDOG reset select. */
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#endif
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#if defined(_RMU_CTRL_LOCKUPRMODE_MASK)
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rmuResetCoreLockup = _RMU_CTRL_LOCKUPRMODE_MASK, /**< Cortex lockup reset select. */
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#endif
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#if defined(_RMU_CTRL_SYSRMODE_MASK)
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rmuResetSys = _RMU_CTRL_SYSRMODE_MASK, /**< SYSRESET select. */
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#endif
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#if defined(_RMU_CTRL_PINRMODE_MASK)
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rmuResetPin = _RMU_CTRL_PINRMODE_MASK, /**< Pin reset select. */
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#endif
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#if defined(_EMU_RSTCTRL_WDOG0RMODE_MASK)
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rmuResetWdog0 = _EMU_RSTCTRL_WDOG0RMODE_MASK, /**< WDOG0 reset select */
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#endif
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#if defined(_EMU_RSTCTRL_WDOG1RMODE_MASK)
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rmuResetWdog1 = _EMU_RSTCTRL_WDOG1RMODE_MASK, /**< WDOG1 reset select */
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#endif
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#if defined(_EMU_RSTCTRL_SYSRMODE_MASK)
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rmuResetSys = _EMU_RSTCTRL_SYSRMODE_MASK, /**< SYSRESET select */
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#endif
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#if defined(_EMU_RSTCTRL_LOCKUPRMODE_MASK)
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rmuResetCoreLockup = _EMU_RSTCTRL_LOCKUPRMODE_MASK, /**< Cortex lockup reset select */
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#endif
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#if defined(_EMU_RSTCTRL_AVDDBODRMODE_MASK)
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rmuResetAVDD = _EMU_RSTCTRL_AVDDBODRMODE_MASK, /**< AVDD monitoring select */
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#endif
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#if defined(_EMU_RSTCTRL_IOVDD0BODRMODE_MASK)
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rmuResetIOVDD0 = _EMU_RSTCTRL_IOVDD0BODRMODE_MASK, /**< IOVDD0 monitoring select */
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#endif
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#if defined(_EMU_RSTCTRL_IOVDD1BODRMODE_MASK)
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rmuResetIOVDD1 = _EMU_RSTCTRL_IOVDD1BODRMODE_MASK, /**< IOVDD1 monitoring select */
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#endif
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#if defined(_EMU_RSTCTRL_IOVDD2BODRMODE_MASK)
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rmuResetIOVDD2 = _EMU_RSTCTRL_IOVDD2BODRMODE_MASK, /**< IOVDD2 monitoring select */
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#endif
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#if defined(_EMU_RSTCTRL_DECBODRMODE_MASK)
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rmuResetDecouple = _EMU_RSTCTRL_DECBODRMODE_MASK, /**< Decouple monitoring select */
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#endif
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#if defined(_EMU_RSTCTRL_SESYSRMODE_MASK)
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rmuResetSESys = _EMU_RSTCTRL_SESYSRMODE_MASK, /**< M0+ (SE) system reset select */
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#endif
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#if defined(_EMU_RSTCTRL_SELOCKUPRMODE_MASK)
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rmuResetSELockup = _EMU_RSTCTRL_SELOCKUPRMODE_MASK, /**< M0+ (SE) lockup select */
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#endif
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#if defined(_EMU_RSTCTRL_DCIRMODE_MASK)
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rmuResetDCI = _EMU_RSTCTRL_DCIRMODE_MASK, /**< DCI reset select */
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#endif
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} RMU_Reset_TypeDef;
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/*******************************************************************************
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***************************** PROTOTYPES **********************************
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******************************************************************************/
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/** RMU_LockupResetDisable kept for backwards compatibility. */
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#define RMU_LockupResetDisable(A) RMU_ResetControl(rmuResetLockUp, A)
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void RMU_ResetControl(RMU_Reset_TypeDef reset, RMU_ResetMode_TypeDef mode);
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void RMU_ResetCauseClear(void);
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uint32_t RMU_ResetCauseGet(void);
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#if defined(_RMU_CTRL_RESETSTATE_MASK)
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/***************************************************************************//**
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* @brief
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* Set user reset state. Reset only by a Power-on-reset and a pin reset.
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*
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* @param[in] userState User state to set
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******************************************************************************/
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__STATIC_INLINE void RMU_UserResetStateSet(uint32_t userState)
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{
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EFM_ASSERT(!(userState
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& ~(_RMU_CTRL_RESETSTATE_MASK >> _RMU_CTRL_RESETSTATE_SHIFT)));
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RMU->CTRL = (RMU->CTRL & ~_RMU_CTRL_RESETSTATE_MASK)
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| (userState << _RMU_CTRL_RESETSTATE_SHIFT);
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}
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/***************************************************************************//**
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* @brief
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* Get user reset state. Reset only by a Power-on-reset and a pin reset.
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*
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* @return
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* Reset surviving user state.
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******************************************************************************/
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__STATIC_INLINE uint32_t RMU_UserResetStateGet(void)
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{
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uint32_t userState = (RMU->CTRL & _RMU_CTRL_RESETSTATE_MASK)
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>> _RMU_CTRL_RESETSTATE_SHIFT;
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return userState;
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}
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#endif
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/** @} (end addtogroup rmu) */
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#ifdef __cplusplus
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}
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#endif
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#endif /* defined(RMU_COUNT) && (RMU_COUNT > 0) */
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#endif /* EM_RMU_H */
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