/** * \file * * \brief Component description for RSTC * * Copyright (c) 2019 Microchip Technology Inc. * * \asf_license_start * * \page License * * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); you may * not use this file except in compliance with the License. * You may obtain a copy of the Licence at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an AS IS BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * \asf_license_stop * */ #ifndef _SAME54_RSTC_COMPONENT_ #define _SAME54_RSTC_COMPONENT_ /* ========================================================================== */ /** SOFTWARE API DEFINITION FOR RSTC */ /* ========================================================================== */ /** \addtogroup SAME54_RSTC Reset Controller */ /*@{*/ #define RSTC_U2239 #define REV_RSTC 0x400 /* -------- RSTC_RCAUSE : (RSTC Offset: 0x00) (R/ 8) Reset Cause -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint8_t POR:1; /*!< bit: 0 Power On Reset */ uint8_t BODCORE:1; /*!< bit: 1 Brown Out CORE Detector Reset */ uint8_t BODVDD:1; /*!< bit: 2 Brown Out VDD Detector Reset */ uint8_t NVM:1; /*!< bit: 3 NVM Reset */ uint8_t EXT:1; /*!< bit: 4 External Reset */ uint8_t WDT:1; /*!< bit: 5 Watchdog Reset */ uint8_t SYST:1; /*!< bit: 6 System Reset Request */ uint8_t BACKUP:1; /*!< bit: 7 Backup Reset */ } bit; /*!< Structure used for bit access */ uint8_t reg; /*!< Type used for register access */ } RSTC_RCAUSE_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define RSTC_RCAUSE_OFFSET 0x00 /**< \brief (RSTC_RCAUSE offset) Reset Cause */ #define RSTC_RCAUSE_POR_Pos 0 /**< \brief (RSTC_RCAUSE) Power On Reset */ #define RSTC_RCAUSE_POR (_U_(0x1) << RSTC_RCAUSE_POR_Pos) #define RSTC_RCAUSE_BODCORE_Pos 1 /**< \brief (RSTC_RCAUSE) Brown Out CORE Detector Reset */ #define RSTC_RCAUSE_BODCORE (_U_(0x1) << RSTC_RCAUSE_BODCORE_Pos) #define RSTC_RCAUSE_BODVDD_Pos 2 /**< \brief (RSTC_RCAUSE) Brown Out VDD Detector Reset */ #define RSTC_RCAUSE_BODVDD (_U_(0x1) << RSTC_RCAUSE_BODVDD_Pos) #define RSTC_RCAUSE_NVM_Pos 3 /**< \brief (RSTC_RCAUSE) NVM Reset */ #define RSTC_RCAUSE_NVM (_U_(0x1) << RSTC_RCAUSE_NVM_Pos) #define RSTC_RCAUSE_EXT_Pos 4 /**< \brief (RSTC_RCAUSE) External Reset */ #define RSTC_RCAUSE_EXT (_U_(0x1) << RSTC_RCAUSE_EXT_Pos) #define RSTC_RCAUSE_WDT_Pos 5 /**< \brief (RSTC_RCAUSE) Watchdog Reset */ #define RSTC_RCAUSE_WDT (_U_(0x1) << RSTC_RCAUSE_WDT_Pos) #define RSTC_RCAUSE_SYST_Pos 6 /**< \brief (RSTC_RCAUSE) System Reset Request */ #define RSTC_RCAUSE_SYST (_U_(0x1) << RSTC_RCAUSE_SYST_Pos) #define RSTC_RCAUSE_BACKUP_Pos 7 /**< \brief (RSTC_RCAUSE) Backup Reset */ #define RSTC_RCAUSE_BACKUP (_U_(0x1) << RSTC_RCAUSE_BACKUP_Pos) #define RSTC_RCAUSE_MASK _U_(0xFF) /**< \brief (RSTC_RCAUSE) MASK Register */ /* -------- RSTC_BKUPEXIT : (RSTC Offset: 0x02) (R/ 8) Backup Exit Source -------- */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef union { struct { uint8_t :1; /*!< bit: 0 Reserved */ uint8_t RTC:1; /*!< bit: 1 Real Timer Counter Interrupt */ uint8_t BBPS:1; /*!< bit: 2 Battery Backup Power Switch */ uint8_t :4; /*!< bit: 3.. 6 Reserved */ uint8_t HIB:1; /*!< bit: 7 Hibernate */ } bit; /*!< Structure used for bit access */ uint8_t reg; /*!< Type used for register access */ } RSTC_BKUPEXIT_Type; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ #define RSTC_BKUPEXIT_OFFSET 0x02 /**< \brief (RSTC_BKUPEXIT offset) Backup Exit Source */ #define RSTC_BKUPEXIT_RESETVALUE _U_(0x00) /**< \brief (RSTC_BKUPEXIT reset_value) Backup Exit Source */ #define RSTC_BKUPEXIT_RTC_Pos 1 /**< \brief (RSTC_BKUPEXIT) Real Timer Counter Interrupt */ #define RSTC_BKUPEXIT_RTC (_U_(0x1) << RSTC_BKUPEXIT_RTC_Pos) #define RSTC_BKUPEXIT_BBPS_Pos 2 /**< \brief (RSTC_BKUPEXIT) Battery Backup Power Switch */ #define RSTC_BKUPEXIT_BBPS (_U_(0x1) << RSTC_BKUPEXIT_BBPS_Pos) #define RSTC_BKUPEXIT_HIB_Pos 7 /**< \brief (RSTC_BKUPEXIT) Hibernate */ #define RSTC_BKUPEXIT_HIB (_U_(0x1) << RSTC_BKUPEXIT_HIB_Pos) #define RSTC_BKUPEXIT_MASK _U_(0x86) /**< \brief (RSTC_BKUPEXIT) MASK Register */ /** \brief RSTC hardware registers */ #if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) typedef struct { __I RSTC_RCAUSE_Type RCAUSE; /**< \brief Offset: 0x00 (R/ 8) Reset Cause */ RoReg8 Reserved1[0x1]; __I RSTC_BKUPEXIT_Type BKUPEXIT; /**< \brief Offset: 0x02 (R/ 8) Backup Exit Source */ } Rstc; #endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */ /*@}*/ #endif /* _SAME54_RSTC_COMPONENT_ */