[136] | 1 | /**************************************************************************//**
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| 2 | * @file core_sc000.h
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| 3 | * @brief CMSIS SC000 Core Peripheral Access Layer Header File
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| 4 | * @version V3.30
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| 5 | * @date 24. February 2014
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| 6 | *
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| 7 | * @note
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| 8 | *
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| 9 | ******************************************************************************/
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| 10 | /* Copyright (c) 2009 - 2014 ARM LIMITED
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| 11 |
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| 12 | All rights reserved.
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| 13 | Redistribution and use in source and binary forms, with or without
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| 14 | modification, are permitted provided that the following conditions are met:
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| 15 | - Redistributions of source code must retain the above copyright
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| 16 | notice, this list of conditions and the following disclaimer.
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| 17 | - Redistributions in binary form must reproduce the above copyright
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| 18 | notice, this list of conditions and the following disclaimer in the
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| 19 | documentation and/or other materials provided with the distribution.
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| 20 | - Neither the name of ARM nor the names of its contributors may be used
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| 21 | to endorse or promote products derived from this software without
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| 22 | specific prior written permission.
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| 23 | *
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| 24 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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| 25 | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 26 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 27 | ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
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| 28 | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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| 29 | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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| 30 | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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| 31 | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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| 32 | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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| 33 | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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| 34 | POSSIBILITY OF SUCH DAMAGE.
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| 35 | ---------------------------------------------------------------------------*/
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| 36 |
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| 37 |
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| 38 | #if defined ( __ICCARM__ )
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| 39 | #pragma system_include /* treat file as system include file for MISRA check */
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| 40 | #endif
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| 41 |
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| 42 | #ifndef __CORE_SC000_H_GENERIC
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| 43 | #define __CORE_SC000_H_GENERIC
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| 44 |
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| 45 | #ifdef __cplusplus
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| 46 | extern "C" {
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| 47 | #endif
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| 48 |
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| 49 | /** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions
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| 50 | CMSIS violates the following MISRA-C:2004 rules:
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| 51 |
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| 52 | \li Required Rule 8.5, object/function definition in header file.<br>
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| 53 | Function definitions in header files are used to allow 'inlining'.
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| 54 |
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| 55 | \li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br>
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| 56 | Unions are used for effective representation of core registers.
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| 57 |
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| 58 | \li Advisory Rule 19.7, Function-like macro defined.<br>
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| 59 | Function-like macros are used to allow more efficient code.
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| 60 | */
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| 61 |
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| 62 |
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| 63 | /*******************************************************************************
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| 64 | * CMSIS definitions
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| 65 | ******************************************************************************/
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| 66 | /** \ingroup SC000
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| 67 | @{
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| 68 | */
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| 69 |
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| 70 | /* CMSIS SC000 definitions */
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| 71 | #define __SC000_CMSIS_VERSION_MAIN (0x03) /*!< [31:16] CMSIS HAL main version */
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| 72 | #define __SC000_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */
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| 73 | #define __SC000_CMSIS_VERSION ((__SC000_CMSIS_VERSION_MAIN << 16) | \
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| 74 | __SC000_CMSIS_VERSION_SUB ) /*!< CMSIS HAL version number */
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| 75 |
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| 76 | #define __CORTEX_SC (000) /*!< Cortex secure core */
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| 77 |
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| 78 |
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| 79 | #if defined ( __CC_ARM )
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| 80 | #define __ASM __asm /*!< asm keyword for ARM Compiler */
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| 81 | #define __INLINE __inline /*!< inline keyword for ARM Compiler */
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| 82 | #define __STATIC_INLINE static __inline
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| 83 |
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| 84 | #elif defined ( __GNUC__ )
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| 85 | #define __ASM __asm /*!< asm keyword for GNU Compiler */
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| 86 | #define __INLINE inline /*!< inline keyword for GNU Compiler */
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| 87 | #define __STATIC_INLINE static inline
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| 88 |
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| 89 | #elif defined ( __ICCARM__ )
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| 90 | #define __ASM __asm /*!< asm keyword for IAR Compiler */
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| 91 | #define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */
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| 92 | #define __STATIC_INLINE static inline
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| 93 |
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| 94 | #elif defined ( __TMS470__ )
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| 95 | #define __ASM __asm /*!< asm keyword for TI CCS Compiler */
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| 96 | #define __STATIC_INLINE static inline
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| 97 |
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| 98 | #elif defined ( __TASKING__ )
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| 99 | #define __ASM __asm /*!< asm keyword for TASKING Compiler */
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| 100 | #define __INLINE inline /*!< inline keyword for TASKING Compiler */
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| 101 | #define __STATIC_INLINE static inline
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| 102 |
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| 103 | #elif defined ( __CSMC__ ) /* Cosmic */
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| 104 | #define __packed
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| 105 | #define __ASM _asm /*!< asm keyword for COSMIC Compiler */
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| 106 | #define __INLINE inline /*use -pc99 on compile line !< inline keyword for COSMIC Compiler */
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| 107 | #define __STATIC_INLINE static inline
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| 108 |
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| 109 | #endif
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| 110 |
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| 111 | /** __FPU_USED indicates whether an FPU is used or not. This core does not support an FPU at all
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| 112 | */
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| 113 | #define __FPU_USED 0
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| 114 |
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| 115 | #if defined ( __CC_ARM )
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| 116 | #if defined __TARGET_FPU_VFP
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| 117 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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| 118 | #endif
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| 119 |
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| 120 | #elif defined ( __GNUC__ )
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| 121 | #if defined (__VFP_FP__) && !defined(__SOFTFP__)
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| 122 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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| 123 | #endif
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| 124 |
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| 125 | #elif defined ( __ICCARM__ )
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| 126 | #if defined __ARMVFP__
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| 127 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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| 128 | #endif
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| 129 |
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| 130 | #elif defined ( __TMS470__ )
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| 131 | #if defined __TI__VFP_SUPPORT____
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| 132 | #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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| 133 | #endif
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| 134 |
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| 135 | #elif defined ( __TASKING__ )
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| 136 | #if defined __FPU_VFP__
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| 137 | #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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| 138 | #endif
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| 139 |
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| 140 | #elif defined ( __CSMC__ ) /* Cosmic */
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| 141 | #if ( __CSMC__ & 0x400) // FPU present for parser
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| 142 | #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
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| 143 | #endif
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| 144 | #endif
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| 145 |
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| 146 | #include <stdint.h> /* standard types definitions */
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| 147 | #include <core_cmInstr.h> /* Core Instruction Access */
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| 148 | #include <core_cmFunc.h> /* Core Function Access */
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| 149 |
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| 150 | #endif /* __CORE_SC000_H_GENERIC */
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| 151 |
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| 152 | #ifndef __CMSIS_GENERIC
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| 153 |
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| 154 | #ifndef __CORE_SC000_H_DEPENDANT
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| 155 | #define __CORE_SC000_H_DEPENDANT
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| 156 |
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| 157 | /* check device defines and use defaults */
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| 158 | #if defined __CHECK_DEVICE_DEFINES
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| 159 | #ifndef __SC000_REV
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| 160 | #define __SC000_REV 0x0000
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| 161 | #warning "__SC000_REV not defined in device header file; using default!"
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| 162 | #endif
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| 163 |
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| 164 | #ifndef __MPU_PRESENT
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| 165 | #define __MPU_PRESENT 0
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| 166 | #warning "__MPU_PRESENT not defined in device header file; using default!"
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| 167 | #endif
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| 168 |
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| 169 | #ifndef __NVIC_PRIO_BITS
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| 170 | #define __NVIC_PRIO_BITS 2
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| 171 | #warning "__NVIC_PRIO_BITS not defined in device header file; using default!"
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| 172 | #endif
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| 173 |
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| 174 | #ifndef __Vendor_SysTickConfig
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| 175 | #define __Vendor_SysTickConfig 0
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| 176 | #warning "__Vendor_SysTickConfig not defined in device header file; using default!"
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| 177 | #endif
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| 178 | #endif
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| 179 |
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| 180 | /* IO definitions (access restrictions to peripheral registers) */
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| 181 | /**
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| 182 | \defgroup CMSIS_glob_defs CMSIS Global Defines
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| 183 |
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| 184 | <strong>IO Type Qualifiers</strong> are used
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| 185 | \li to specify the access to peripheral variables.
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| 186 | \li for automatic generation of peripheral register debug information.
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| 187 | */
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| 188 | #ifdef __cplusplus
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| 189 | #define __I volatile /*!< Defines 'read only' permissions */
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| 190 | #else
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| 191 | #define __I volatile const /*!< Defines 'read only' permissions */
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| 192 | #endif
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| 193 | #define __O volatile /*!< Defines 'write only' permissions */
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| 194 | #define __IO volatile /*!< Defines 'read / write' permissions */
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| 195 |
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| 196 | /*@} end of group SC000 */
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| 197 |
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| 198 |
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| 199 |
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| 200 | /*******************************************************************************
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| 201 | * Register Abstraction
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| 202 | Core Register contain:
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| 203 | - Core Register
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| 204 | - Core NVIC Register
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| 205 | - Core SCB Register
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| 206 | - Core SysTick Register
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| 207 | - Core MPU Register
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| 208 | ******************************************************************************/
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| 209 | /** \defgroup CMSIS_core_register Defines and Type Definitions
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| 210 | \brief Type definitions and defines for Cortex-M processor based devices.
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| 211 | */
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| 212 |
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| 213 | /** \ingroup CMSIS_core_register
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| 214 | \defgroup CMSIS_CORE Status and Control Registers
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| 215 | \brief Core Register type definitions.
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| 216 | @{
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| 217 | */
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| 218 |
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| 219 | /** \brief Union type to access the Application Program Status Register (APSR).
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| 220 | */
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| 221 | typedef union
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| 222 | {
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| 223 | struct
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| 224 | {
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| 225 | #if (__CORTEX_M != 0x04)
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| 226 | uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */
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| 227 | #else
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| 228 | uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */
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| 229 | uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
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| 230 | uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */
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| 231 | #endif
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| 232 | uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
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| 233 | uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
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| 234 | uint32_t C:1; /*!< bit: 29 Carry condition code flag */
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| 235 | uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
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| 236 | uint32_t N:1; /*!< bit: 31 Negative condition code flag */
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| 237 | } b; /*!< Structure used for bit access */
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| 238 | uint32_t w; /*!< Type used for word access */
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| 239 | } APSR_Type;
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| 240 |
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| 241 |
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| 242 | /** \brief Union type to access the Interrupt Program Status Register (IPSR).
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| 243 | */
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| 244 | typedef union
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| 245 | {
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| 246 | struct
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| 247 | {
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| 248 | uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
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| 249 | uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */
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| 250 | } b; /*!< Structure used for bit access */
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| 251 | uint32_t w; /*!< Type used for word access */
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| 252 | } IPSR_Type;
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| 253 |
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| 254 |
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| 255 | /** \brief Union type to access the Special-Purpose Program Status Registers (xPSR).
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| 256 | */
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| 257 | typedef union
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| 258 | {
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| 259 | struct
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| 260 | {
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| 261 | uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
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| 262 | #if (__CORTEX_M != 0x04)
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| 263 | uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */
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| 264 | #else
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| 265 | uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */
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| 266 | uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
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| 267 | uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */
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| 268 | #endif
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| 269 | uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */
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| 270 | uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */
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| 271 | uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
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| 272 | uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
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| 273 | uint32_t C:1; /*!< bit: 29 Carry condition code flag */
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| 274 | uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
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| 275 | uint32_t N:1; /*!< bit: 31 Negative condition code flag */
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| 276 | } b; /*!< Structure used for bit access */
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| 277 | uint32_t w; /*!< Type used for word access */
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| 278 | } xPSR_Type;
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| 279 |
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| 280 |
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| 281 | /** \brief Union type to access the Control Registers (CONTROL).
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| 282 | */
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| 283 | typedef union
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| 284 | {
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| 285 | struct
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| 286 | {
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| 287 | uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */
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| 288 | uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */
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| 289 | uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */
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| 290 | uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */
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| 291 | } b; /*!< Structure used for bit access */
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| 292 | uint32_t w; /*!< Type used for word access */
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| 293 | } CONTROL_Type;
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| 294 |
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| 295 | /*@} end of group CMSIS_CORE */
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| 296 |
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| 297 |
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| 298 | /** \ingroup CMSIS_core_register
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| 299 | \defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC)
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| 300 | \brief Type definitions for the NVIC Registers
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| 301 | @{
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| 302 | */
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| 303 |
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| 304 | /** \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC).
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| 305 | */
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| 306 | typedef struct
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| 307 | {
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| 308 | __IO uint32_t ISER[1]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */
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| 309 | uint32_t RESERVED0[31];
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| 310 | __IO uint32_t ICER[1]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */
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| 311 | uint32_t RSERVED1[31];
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| 312 | __IO uint32_t ISPR[1]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */
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| 313 | uint32_t RESERVED2[31];
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| 314 | __IO uint32_t ICPR[1]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */
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| 315 | uint32_t RESERVED3[31];
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| 316 | uint32_t RESERVED4[64];
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| 317 | __IO uint32_t IP[8]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register */
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| 318 | } NVIC_Type;
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| 319 |
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| 320 | /*@} end of group CMSIS_NVIC */
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| 321 |
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| 322 |
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| 323 | /** \ingroup CMSIS_core_register
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| 324 | \defgroup CMSIS_SCB System Control Block (SCB)
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| 325 | \brief Type definitions for the System Control Block Registers
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| 326 | @{
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| 327 | */
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| 328 |
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| 329 | /** \brief Structure type to access the System Control Block (SCB).
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| 330 | */
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| 331 | typedef struct
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| 332 | {
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| 333 | __I uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */
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| 334 | __IO uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */
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| 335 | __IO uint32_t VTOR; /*!< Offset: 0x008 (R/W) Vector Table Offset Register */
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| 336 | __IO uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */
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| 337 | __IO uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */
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| 338 | __IO uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */
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| 339 | uint32_t RESERVED0[1];
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| 340 | __IO uint32_t SHP[2]; /*!< Offset: 0x01C (R/W) System Handlers Priority Registers. [0] is RESERVED */
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| 341 | __IO uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */
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| 342 | uint32_t RESERVED1[154];
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| 343 | __IO uint32_t SFCR; /*!< Offset: 0x290 (R/W) Security Features Register */
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| 344 | } SCB_Type;
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| 345 |
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| 346 | /* SCB CPUID Register Definitions */
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| 347 | #define SCB_CPUID_IMPLEMENTER_Pos 24 /*!< SCB CPUID: IMPLEMENTER Position */
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| 348 | #define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */
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| 349 |
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| 350 | #define SCB_CPUID_VARIANT_Pos 20 /*!< SCB CPUID: VARIANT Position */
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| 351 | #define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */
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| 352 |
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| 353 | #define SCB_CPUID_ARCHITECTURE_Pos 16 /*!< SCB CPUID: ARCHITECTURE Position */
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| 354 | #define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */
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| 355 |
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| 356 | #define SCB_CPUID_PARTNO_Pos 4 /*!< SCB CPUID: PARTNO Position */
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| 357 | #define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */
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| 358 |
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| 359 | #define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */
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| 360 | #define SCB_CPUID_REVISION_Msk (0xFUL << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */
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| 361 |
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| 362 | /* SCB Interrupt Control State Register Definitions */
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| 363 | #define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */
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| 364 | #define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */
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| 365 |
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| 366 | #define SCB_ICSR_PENDSVSET_Pos 28 /*!< SCB ICSR: PENDSVSET Position */
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| 367 | #define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */
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| 368 |
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| 369 | #define SCB_ICSR_PENDSVCLR_Pos 27 /*!< SCB ICSR: PENDSVCLR Position */
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| 370 | #define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */
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| 371 |
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| 372 | #define SCB_ICSR_PENDSTSET_Pos 26 /*!< SCB ICSR: PENDSTSET Position */
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| 373 | #define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */
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| 374 |
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| 375 | #define SCB_ICSR_PENDSTCLR_Pos 25 /*!< SCB ICSR: PENDSTCLR Position */
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| 376 | #define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */
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| 377 |
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| 378 | #define SCB_ICSR_ISRPREEMPT_Pos 23 /*!< SCB ICSR: ISRPREEMPT Position */
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| 379 | #define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */
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| 380 |
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| 381 | #define SCB_ICSR_ISRPENDING_Pos 22 /*!< SCB ICSR: ISRPENDING Position */
|
---|
| 382 | #define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */
|
---|
| 383 |
|
---|
| 384 | #define SCB_ICSR_VECTPENDING_Pos 12 /*!< SCB ICSR: VECTPENDING Position */
|
---|
| 385 | #define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */
|
---|
| 386 |
|
---|
| 387 | #define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */
|
---|
| 388 | #define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */
|
---|
| 389 |
|
---|
| 390 | /* SCB Interrupt Control State Register Definitions */
|
---|
| 391 | #define SCB_VTOR_TBLOFF_Pos 7 /*!< SCB VTOR: TBLOFF Position */
|
---|
| 392 | #define SCB_VTOR_TBLOFF_Msk (0x1FFFFFFUL << SCB_VTOR_TBLOFF_Pos) /*!< SCB VTOR: TBLOFF Mask */
|
---|
| 393 |
|
---|
| 394 | /* SCB Application Interrupt and Reset Control Register Definitions */
|
---|
| 395 | #define SCB_AIRCR_VECTKEY_Pos 16 /*!< SCB AIRCR: VECTKEY Position */
|
---|
| 396 | #define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */
|
---|
| 397 |
|
---|
| 398 | #define SCB_AIRCR_VECTKEYSTAT_Pos 16 /*!< SCB AIRCR: VECTKEYSTAT Position */
|
---|
| 399 | #define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */
|
---|
| 400 |
|
---|
| 401 | #define SCB_AIRCR_ENDIANESS_Pos 15 /*!< SCB AIRCR: ENDIANESS Position */
|
---|
| 402 | #define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */
|
---|
| 403 |
|
---|
| 404 | #define SCB_AIRCR_SYSRESETREQ_Pos 2 /*!< SCB AIRCR: SYSRESETREQ Position */
|
---|
| 405 | #define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */
|
---|
| 406 |
|
---|
| 407 | #define SCB_AIRCR_VECTCLRACTIVE_Pos 1 /*!< SCB AIRCR: VECTCLRACTIVE Position */
|
---|
| 408 | #define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */
|
---|
| 409 |
|
---|
| 410 | /* SCB System Control Register Definitions */
|
---|
| 411 | #define SCB_SCR_SEVONPEND_Pos 4 /*!< SCB SCR: SEVONPEND Position */
|
---|
| 412 | #define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */
|
---|
| 413 |
|
---|
| 414 | #define SCB_SCR_SLEEPDEEP_Pos 2 /*!< SCB SCR: SLEEPDEEP Position */
|
---|
| 415 | #define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */
|
---|
| 416 |
|
---|
| 417 | #define SCB_SCR_SLEEPONEXIT_Pos 1 /*!< SCB SCR: SLEEPONEXIT Position */
|
---|
| 418 | #define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */
|
---|
| 419 |
|
---|
| 420 | /* SCB Configuration Control Register Definitions */
|
---|
| 421 | #define SCB_CCR_STKALIGN_Pos 9 /*!< SCB CCR: STKALIGN Position */
|
---|
| 422 | #define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */
|
---|
| 423 |
|
---|
| 424 | #define SCB_CCR_UNALIGN_TRP_Pos 3 /*!< SCB CCR: UNALIGN_TRP Position */
|
---|
| 425 | #define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */
|
---|
| 426 |
|
---|
| 427 | /* SCB System Handler Control and State Register Definitions */
|
---|
| 428 | #define SCB_SHCSR_SVCALLPENDED_Pos 15 /*!< SCB SHCSR: SVCALLPENDED Position */
|
---|
| 429 | #define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */
|
---|
| 430 |
|
---|
| 431 | /* SCB Security Features Register Definitions */
|
---|
| 432 | #define SCB_SFCR_UNIBRTIMING_Pos 0 /*!< SCB SFCR: UNIBRTIMING Position */
|
---|
| 433 | #define SCB_SFCR_UNIBRTIMING_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SFCR: UNIBRTIMING Mask */
|
---|
| 434 |
|
---|
| 435 | #define SCB_SFCR_SECKEY_Pos 16 /*!< SCB SFCR: SECKEY Position */
|
---|
| 436 | #define SCB_SFCR_SECKEY_Msk (0xFFFFUL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SFCR: SECKEY Mask */
|
---|
| 437 |
|
---|
| 438 | /*@} end of group CMSIS_SCB */
|
---|
| 439 |
|
---|
| 440 |
|
---|
| 441 | /** \ingroup CMSIS_core_register
|
---|
| 442 | \defgroup CMSIS_SCnSCB System Controls not in SCB (SCnSCB)
|
---|
| 443 | \brief Type definitions for the System Control and ID Register not in the SCB
|
---|
| 444 | @{
|
---|
| 445 | */
|
---|
| 446 |
|
---|
| 447 | /** \brief Structure type to access the System Control and ID Register not in the SCB.
|
---|
| 448 | */
|
---|
| 449 | typedef struct
|
---|
| 450 | {
|
---|
| 451 | uint32_t RESERVED0[2];
|
---|
| 452 | __IO uint32_t ACTLR; /*!< Offset: 0x008 (R/W) Auxiliary Control Register */
|
---|
| 453 | } SCnSCB_Type;
|
---|
| 454 |
|
---|
| 455 | /* Auxiliary Control Register Definitions */
|
---|
| 456 | #define SCnSCB_ACTLR_DISMCYCINT_Pos 0 /*!< ACTLR: DISMCYCINT Position */
|
---|
| 457 | #define SCnSCB_ACTLR_DISMCYCINT_Msk (1UL << SCnSCB_ACTLR_DISMCYCINT_Pos) /*!< ACTLR: DISMCYCINT Mask */
|
---|
| 458 |
|
---|
| 459 | /*@} end of group CMSIS_SCnotSCB */
|
---|
| 460 |
|
---|
| 461 |
|
---|
| 462 | /** \ingroup CMSIS_core_register
|
---|
| 463 | \defgroup CMSIS_SysTick System Tick Timer (SysTick)
|
---|
| 464 | \brief Type definitions for the System Timer Registers.
|
---|
| 465 | @{
|
---|
| 466 | */
|
---|
| 467 |
|
---|
| 468 | /** \brief Structure type to access the System Timer (SysTick).
|
---|
| 469 | */
|
---|
| 470 | typedef struct
|
---|
| 471 | {
|
---|
| 472 | __IO uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */
|
---|
| 473 | __IO uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */
|
---|
| 474 | __IO uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */
|
---|
| 475 | __I uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */
|
---|
| 476 | } SysTick_Type;
|
---|
| 477 |
|
---|
| 478 | /* SysTick Control / Status Register Definitions */
|
---|
| 479 | #define SysTick_CTRL_COUNTFLAG_Pos 16 /*!< SysTick CTRL: COUNTFLAG Position */
|
---|
| 480 | #define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */
|
---|
| 481 |
|
---|
| 482 | #define SysTick_CTRL_CLKSOURCE_Pos 2 /*!< SysTick CTRL: CLKSOURCE Position */
|
---|
| 483 | #define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */
|
---|
| 484 |
|
---|
| 485 | #define SysTick_CTRL_TICKINT_Pos 1 /*!< SysTick CTRL: TICKINT Position */
|
---|
| 486 | #define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */
|
---|
| 487 |
|
---|
| 488 | #define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */
|
---|
| 489 | #define SysTick_CTRL_ENABLE_Msk (1UL << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */
|
---|
| 490 |
|
---|
| 491 | /* SysTick Reload Register Definitions */
|
---|
| 492 | #define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */
|
---|
| 493 | #define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */
|
---|
| 494 |
|
---|
| 495 | /* SysTick Current Register Definitions */
|
---|
| 496 | #define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */
|
---|
| 497 | #define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */
|
---|
| 498 |
|
---|
| 499 | /* SysTick Calibration Register Definitions */
|
---|
| 500 | #define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */
|
---|
| 501 | #define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */
|
---|
| 502 |
|
---|
| 503 | #define SysTick_CALIB_SKEW_Pos 30 /*!< SysTick CALIB: SKEW Position */
|
---|
| 504 | #define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */
|
---|
| 505 |
|
---|
| 506 | #define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */
|
---|
| 507 | #define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */
|
---|
| 508 |
|
---|
| 509 | /*@} end of group CMSIS_SysTick */
|
---|
| 510 |
|
---|
| 511 | #if (__MPU_PRESENT == 1)
|
---|
| 512 | /** \ingroup CMSIS_core_register
|
---|
| 513 | \defgroup CMSIS_MPU Memory Protection Unit (MPU)
|
---|
| 514 | \brief Type definitions for the Memory Protection Unit (MPU)
|
---|
| 515 | @{
|
---|
| 516 | */
|
---|
| 517 |
|
---|
| 518 | /** \brief Structure type to access the Memory Protection Unit (MPU).
|
---|
| 519 | */
|
---|
| 520 | typedef struct
|
---|
| 521 | {
|
---|
| 522 | __I uint32_t TYPE; /*!< Offset: 0x000 (R/ ) MPU Type Register */
|
---|
| 523 | __IO uint32_t CTRL; /*!< Offset: 0x004 (R/W) MPU Control Register */
|
---|
| 524 | __IO uint32_t RNR; /*!< Offset: 0x008 (R/W) MPU Region RNRber Register */
|
---|
| 525 | __IO uint32_t RBAR; /*!< Offset: 0x00C (R/W) MPU Region Base Address Register */
|
---|
| 526 | __IO uint32_t RASR; /*!< Offset: 0x010 (R/W) MPU Region Attribute and Size Register */
|
---|
| 527 | } MPU_Type;
|
---|
| 528 |
|
---|
| 529 | /* MPU Type Register */
|
---|
| 530 | #define MPU_TYPE_IREGION_Pos 16 /*!< MPU TYPE: IREGION Position */
|
---|
| 531 | #define MPU_TYPE_IREGION_Msk (0xFFUL << MPU_TYPE_IREGION_Pos) /*!< MPU TYPE: IREGION Mask */
|
---|
| 532 |
|
---|
| 533 | #define MPU_TYPE_DREGION_Pos 8 /*!< MPU TYPE: DREGION Position */
|
---|
| 534 | #define MPU_TYPE_DREGION_Msk (0xFFUL << MPU_TYPE_DREGION_Pos) /*!< MPU TYPE: DREGION Mask */
|
---|
| 535 |
|
---|
| 536 | #define MPU_TYPE_SEPARATE_Pos 0 /*!< MPU TYPE: SEPARATE Position */
|
---|
| 537 | #define MPU_TYPE_SEPARATE_Msk (1UL << MPU_TYPE_SEPARATE_Pos) /*!< MPU TYPE: SEPARATE Mask */
|
---|
| 538 |
|
---|
| 539 | /* MPU Control Register */
|
---|
| 540 | #define MPU_CTRL_PRIVDEFENA_Pos 2 /*!< MPU CTRL: PRIVDEFENA Position */
|
---|
| 541 | #define MPU_CTRL_PRIVDEFENA_Msk (1UL << MPU_CTRL_PRIVDEFENA_Pos) /*!< MPU CTRL: PRIVDEFENA Mask */
|
---|
| 542 |
|
---|
| 543 | #define MPU_CTRL_HFNMIENA_Pos 1 /*!< MPU CTRL: HFNMIENA Position */
|
---|
| 544 | #define MPU_CTRL_HFNMIENA_Msk (1UL << MPU_CTRL_HFNMIENA_Pos) /*!< MPU CTRL: HFNMIENA Mask */
|
---|
| 545 |
|
---|
| 546 | #define MPU_CTRL_ENABLE_Pos 0 /*!< MPU CTRL: ENABLE Position */
|
---|
| 547 | #define MPU_CTRL_ENABLE_Msk (1UL << MPU_CTRL_ENABLE_Pos) /*!< MPU CTRL: ENABLE Mask */
|
---|
| 548 |
|
---|
| 549 | /* MPU Region Number Register */
|
---|
| 550 | #define MPU_RNR_REGION_Pos 0 /*!< MPU RNR: REGION Position */
|
---|
| 551 | #define MPU_RNR_REGION_Msk (0xFFUL << MPU_RNR_REGION_Pos) /*!< MPU RNR: REGION Mask */
|
---|
| 552 |
|
---|
| 553 | /* MPU Region Base Address Register */
|
---|
| 554 | #define MPU_RBAR_ADDR_Pos 8 /*!< MPU RBAR: ADDR Position */
|
---|
| 555 | #define MPU_RBAR_ADDR_Msk (0xFFFFFFUL << MPU_RBAR_ADDR_Pos) /*!< MPU RBAR: ADDR Mask */
|
---|
| 556 |
|
---|
| 557 | #define MPU_RBAR_VALID_Pos 4 /*!< MPU RBAR: VALID Position */
|
---|
| 558 | #define MPU_RBAR_VALID_Msk (1UL << MPU_RBAR_VALID_Pos) /*!< MPU RBAR: VALID Mask */
|
---|
| 559 |
|
---|
| 560 | #define MPU_RBAR_REGION_Pos 0 /*!< MPU RBAR: REGION Position */
|
---|
| 561 | #define MPU_RBAR_REGION_Msk (0xFUL << MPU_RBAR_REGION_Pos) /*!< MPU RBAR: REGION Mask */
|
---|
| 562 |
|
---|
| 563 | /* MPU Region Attribute and Size Register */
|
---|
| 564 | #define MPU_RASR_ATTRS_Pos 16 /*!< MPU RASR: MPU Region Attribute field Position */
|
---|
| 565 | #define MPU_RASR_ATTRS_Msk (0xFFFFUL << MPU_RASR_ATTRS_Pos) /*!< MPU RASR: MPU Region Attribute field Mask */
|
---|
| 566 |
|
---|
| 567 | #define MPU_RASR_XN_Pos 28 /*!< MPU RASR: ATTRS.XN Position */
|
---|
| 568 | #define MPU_RASR_XN_Msk (1UL << MPU_RASR_XN_Pos) /*!< MPU RASR: ATTRS.XN Mask */
|
---|
| 569 |
|
---|
| 570 | #define MPU_RASR_AP_Pos 24 /*!< MPU RASR: ATTRS.AP Position */
|
---|
| 571 | #define MPU_RASR_AP_Msk (0x7UL << MPU_RASR_AP_Pos) /*!< MPU RASR: ATTRS.AP Mask */
|
---|
| 572 |
|
---|
| 573 | #define MPU_RASR_TEX_Pos 19 /*!< MPU RASR: ATTRS.TEX Position */
|
---|
| 574 | #define MPU_RASR_TEX_Msk (0x7UL << MPU_RASR_TEX_Pos) /*!< MPU RASR: ATTRS.TEX Mask */
|
---|
| 575 |
|
---|
| 576 | #define MPU_RASR_S_Pos 18 /*!< MPU RASR: ATTRS.S Position */
|
---|
| 577 | #define MPU_RASR_S_Msk (1UL << MPU_RASR_S_Pos) /*!< MPU RASR: ATTRS.S Mask */
|
---|
| 578 |
|
---|
| 579 | #define MPU_RASR_C_Pos 17 /*!< MPU RASR: ATTRS.C Position */
|
---|
| 580 | #define MPU_RASR_C_Msk (1UL << MPU_RASR_C_Pos) /*!< MPU RASR: ATTRS.C Mask */
|
---|
| 581 |
|
---|
| 582 | #define MPU_RASR_B_Pos 16 /*!< MPU RASR: ATTRS.B Position */
|
---|
| 583 | #define MPU_RASR_B_Msk (1UL << MPU_RASR_B_Pos) /*!< MPU RASR: ATTRS.B Mask */
|
---|
| 584 |
|
---|
| 585 | #define MPU_RASR_SRD_Pos 8 /*!< MPU RASR: Sub-Region Disable Position */
|
---|
| 586 | #define MPU_RASR_SRD_Msk (0xFFUL << MPU_RASR_SRD_Pos) /*!< MPU RASR: Sub-Region Disable Mask */
|
---|
| 587 |
|
---|
| 588 | #define MPU_RASR_SIZE_Pos 1 /*!< MPU RASR: Region Size Field Position */
|
---|
| 589 | #define MPU_RASR_SIZE_Msk (0x1FUL << MPU_RASR_SIZE_Pos) /*!< MPU RASR: Region Size Field Mask */
|
---|
| 590 |
|
---|
| 591 | #define MPU_RASR_ENABLE_Pos 0 /*!< MPU RASR: Region enable bit Position */
|
---|
| 592 | #define MPU_RASR_ENABLE_Msk (1UL << MPU_RASR_ENABLE_Pos) /*!< MPU RASR: Region enable bit Disable Mask */
|
---|
| 593 |
|
---|
| 594 | /*@} end of group CMSIS_MPU */
|
---|
| 595 | #endif
|
---|
| 596 |
|
---|
| 597 |
|
---|
| 598 | /** \ingroup CMSIS_core_register
|
---|
| 599 | \defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug)
|
---|
| 600 | \brief SC000 Core Debug Registers (DCB registers, SHCSR, and DFSR)
|
---|
| 601 | are only accessible over DAP and not via processor. Therefore
|
---|
| 602 | they are not covered by the Cortex-M0 header file.
|
---|
| 603 | @{
|
---|
| 604 | */
|
---|
| 605 | /*@} end of group CMSIS_CoreDebug */
|
---|
| 606 |
|
---|
| 607 |
|
---|
| 608 | /** \ingroup CMSIS_core_register
|
---|
| 609 | \defgroup CMSIS_core_base Core Definitions
|
---|
| 610 | \brief Definitions for base addresses, unions, and structures.
|
---|
| 611 | @{
|
---|
| 612 | */
|
---|
| 613 |
|
---|
| 614 | /* Memory mapping of SC000 Hardware */
|
---|
| 615 | #define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */
|
---|
| 616 | #define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */
|
---|
| 617 | #define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */
|
---|
| 618 | #define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */
|
---|
| 619 |
|
---|
| 620 | #define SCnSCB ((SCnSCB_Type *) SCS_BASE ) /*!< System control Register not in SCB */
|
---|
| 621 | #define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */
|
---|
| 622 | #define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */
|
---|
| 623 | #define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */
|
---|
| 624 |
|
---|
| 625 | #if (__MPU_PRESENT == 1)
|
---|
| 626 | #define MPU_BASE (SCS_BASE + 0x0D90UL) /*!< Memory Protection Unit */
|
---|
| 627 | #define MPU ((MPU_Type *) MPU_BASE ) /*!< Memory Protection Unit */
|
---|
| 628 | #endif
|
---|
| 629 |
|
---|
| 630 | /*@} */
|
---|
| 631 |
|
---|
| 632 |
|
---|
| 633 |
|
---|
| 634 | /*******************************************************************************
|
---|
| 635 | * Hardware Abstraction Layer
|
---|
| 636 | Core Function Interface contains:
|
---|
| 637 | - Core NVIC Functions
|
---|
| 638 | - Core SysTick Functions
|
---|
| 639 | - Core Register Access Functions
|
---|
| 640 | ******************************************************************************/
|
---|
| 641 | /** \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference
|
---|
| 642 | */
|
---|
| 643 |
|
---|
| 644 |
|
---|
| 645 |
|
---|
| 646 | /* ########################## NVIC functions #################################### */
|
---|
| 647 | /** \ingroup CMSIS_Core_FunctionInterface
|
---|
| 648 | \defgroup CMSIS_Core_NVICFunctions NVIC Functions
|
---|
| 649 | \brief Functions that manage interrupts and exceptions via the NVIC.
|
---|
| 650 | @{
|
---|
| 651 | */
|
---|
| 652 |
|
---|
| 653 | /* Interrupt Priorities are WORD accessible only under ARMv6M */
|
---|
| 654 | /* The following MACROS handle generation of the register offset and byte masks */
|
---|
| 655 | #define _BIT_SHIFT(IRQn) ( (((uint32_t)(IRQn) ) & 0x03) * 8 )
|
---|
| 656 | #define _SHP_IDX(IRQn) ( ((((uint32_t)(IRQn) & 0x0F)-8) >> 2) )
|
---|
| 657 | #define _IP_IDX(IRQn) ( ((uint32_t)(IRQn) >> 2) )
|
---|
| 658 |
|
---|
| 659 |
|
---|
| 660 | /** \brief Enable External Interrupt
|
---|
| 661 |
|
---|
| 662 | The function enables a device-specific interrupt in the NVIC interrupt controller.
|
---|
| 663 |
|
---|
| 664 | \param [in] IRQn External interrupt number. Value cannot be negative.
|
---|
| 665 | */
|
---|
| 666 | __STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn)
|
---|
| 667 | {
|
---|
| 668 | NVIC->ISER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
---|
| 669 | }
|
---|
| 670 |
|
---|
| 671 |
|
---|
| 672 | /** \brief Disable External Interrupt
|
---|
| 673 |
|
---|
| 674 | The function disables a device-specific interrupt in the NVIC interrupt controller.
|
---|
| 675 |
|
---|
| 676 | \param [in] IRQn External interrupt number. Value cannot be negative.
|
---|
| 677 | */
|
---|
| 678 | __STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn)
|
---|
| 679 | {
|
---|
| 680 | NVIC->ICER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
---|
| 681 | }
|
---|
| 682 |
|
---|
| 683 |
|
---|
| 684 | /** \brief Get Pending Interrupt
|
---|
| 685 |
|
---|
| 686 | The function reads the pending register in the NVIC and returns the pending bit
|
---|
| 687 | for the specified interrupt.
|
---|
| 688 |
|
---|
| 689 | \param [in] IRQn Interrupt number.
|
---|
| 690 |
|
---|
| 691 | \return 0 Interrupt status is not pending.
|
---|
| 692 | \return 1 Interrupt status is pending.
|
---|
| 693 | */
|
---|
| 694 | __STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn)
|
---|
| 695 | {
|
---|
| 696 | return((uint32_t) ((NVIC->ISPR[0] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0));
|
---|
| 697 | }
|
---|
| 698 |
|
---|
| 699 |
|
---|
| 700 | /** \brief Set Pending Interrupt
|
---|
| 701 |
|
---|
| 702 | The function sets the pending bit of an external interrupt.
|
---|
| 703 |
|
---|
| 704 | \param [in] IRQn Interrupt number. Value cannot be negative.
|
---|
| 705 | */
|
---|
| 706 | __STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn)
|
---|
| 707 | {
|
---|
| 708 | NVIC->ISPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
|
---|
| 709 | }
|
---|
| 710 |
|
---|
| 711 |
|
---|
| 712 | /** \brief Clear Pending Interrupt
|
---|
| 713 |
|
---|
| 714 | The function clears the pending bit of an external interrupt.
|
---|
| 715 |
|
---|
| 716 | \param [in] IRQn External interrupt number. Value cannot be negative.
|
---|
| 717 | */
|
---|
| 718 | __STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn)
|
---|
| 719 | {
|
---|
| 720 | NVIC->ICPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */
|
---|
| 721 | }
|
---|
| 722 |
|
---|
| 723 |
|
---|
| 724 | /** \brief Set Interrupt Priority
|
---|
| 725 |
|
---|
| 726 | The function sets the priority of an interrupt.
|
---|
| 727 |
|
---|
| 728 | \note The priority cannot be set for every core interrupt.
|
---|
| 729 |
|
---|
| 730 | \param [in] IRQn Interrupt number.
|
---|
| 731 | \param [in] priority Priority to set.
|
---|
| 732 | */
|
---|
| 733 | __STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
|
---|
| 734 | {
|
---|
| 735 | if(IRQn < 0) {
|
---|
| 736 | SCB->SHP[_SHP_IDX(IRQn)] = (SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
|
---|
| 737 | (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
|
---|
| 738 | else {
|
---|
| 739 | NVIC->IP[_IP_IDX(IRQn)] = (NVIC->IP[_IP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
|
---|
| 740 | (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
|
---|
| 741 | }
|
---|
| 742 |
|
---|
| 743 |
|
---|
| 744 | /** \brief Get Interrupt Priority
|
---|
| 745 |
|
---|
| 746 | The function reads the priority of an interrupt. The interrupt
|
---|
| 747 | number can be positive to specify an external (device specific)
|
---|
| 748 | interrupt, or negative to specify an internal (core) interrupt.
|
---|
| 749 |
|
---|
| 750 |
|
---|
| 751 | \param [in] IRQn Interrupt number.
|
---|
| 752 | \return Interrupt Priority. Value is aligned automatically to the implemented
|
---|
| 753 | priority bits of the microcontroller.
|
---|
| 754 | */
|
---|
| 755 | __STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn)
|
---|
| 756 | {
|
---|
| 757 |
|
---|
| 758 | if(IRQn < 0) {
|
---|
| 759 | return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for Cortex-M0 system interrupts */
|
---|
| 760 | else {
|
---|
| 761 | return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */
|
---|
| 762 | }
|
---|
| 763 |
|
---|
| 764 |
|
---|
| 765 | /** \brief System Reset
|
---|
| 766 |
|
---|
| 767 | The function initiates a system reset request to reset the MCU.
|
---|
| 768 | */
|
---|
| 769 | __STATIC_INLINE void NVIC_SystemReset(void)
|
---|
| 770 | {
|
---|
| 771 | __DSB(); /* Ensure all outstanding memory accesses included
|
---|
| 772 | buffered write are completed before reset */
|
---|
| 773 | SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) |
|
---|
| 774 | SCB_AIRCR_SYSRESETREQ_Msk);
|
---|
| 775 | __DSB(); /* Ensure completion of memory access */
|
---|
| 776 | while(1); /* wait until reset */
|
---|
| 777 | }
|
---|
| 778 |
|
---|
| 779 | /*@} end of CMSIS_Core_NVICFunctions */
|
---|
| 780 |
|
---|
| 781 |
|
---|
| 782 |
|
---|
| 783 | /* ################################## SysTick function ############################################ */
|
---|
| 784 | /** \ingroup CMSIS_Core_FunctionInterface
|
---|
| 785 | \defgroup CMSIS_Core_SysTickFunctions SysTick Functions
|
---|
| 786 | \brief Functions that configure the System.
|
---|
| 787 | @{
|
---|
| 788 | */
|
---|
| 789 |
|
---|
| 790 | #if (__Vendor_SysTickConfig == 0)
|
---|
| 791 |
|
---|
| 792 | /** \brief System Tick Configuration
|
---|
| 793 |
|
---|
| 794 | The function initializes the System Timer and its interrupt, and starts the System Tick Timer.
|
---|
| 795 | Counter is in free running mode to generate periodic interrupts.
|
---|
| 796 |
|
---|
| 797 | \param [in] ticks Number of ticks between two interrupts.
|
---|
| 798 |
|
---|
| 799 | \return 0 Function succeeded.
|
---|
| 800 | \return 1 Function failed.
|
---|
| 801 |
|
---|
| 802 | \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
|
---|
| 803 | function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
|
---|
| 804 | must contain a vendor-specific implementation of this function.
|
---|
| 805 |
|
---|
| 806 | */
|
---|
| 807 | __STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)
|
---|
| 808 | {
|
---|
| 809 | if ((ticks - 1) > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */
|
---|
| 810 |
|
---|
| 811 | SysTick->LOAD = ticks - 1; /* set reload register */
|
---|
| 812 | NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Systick Interrupt */
|
---|
| 813 | SysTick->VAL = 0; /* Load the SysTick Counter Value */
|
---|
| 814 | SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
|
---|
| 815 | SysTick_CTRL_TICKINT_Msk |
|
---|
| 816 | SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
|
---|
| 817 | return (0); /* Function successful */
|
---|
| 818 | }
|
---|
| 819 |
|
---|
| 820 | #endif
|
---|
| 821 |
|
---|
| 822 | /*@} end of CMSIS_Core_SysTickFunctions */
|
---|
| 823 |
|
---|
| 824 |
|
---|
| 825 |
|
---|
| 826 |
|
---|
| 827 | #endif /* __CORE_SC000_H_DEPENDANT */
|
---|
| 828 |
|
---|
| 829 | #ifdef __cplusplus
|
---|
| 830 | }
|
---|
| 831 | #endif
|
---|
| 832 |
|
---|
| 833 | #endif /* __CMSIS_GENERIC */
|
---|