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TARGET_NUCLEO_H743ZI/TOOLCHAIN_ARM_STD/core_cm1.h@172:65be27845400, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 172:65be27845400 1 /**************************************************************************//**
AnnaBridge 172:65be27845400 2 * @file core_cm1.h
AnnaBridge 172:65be27845400 3 * @brief CMSIS Cortex-M1 Core Peripheral Access Layer Header File
AnnaBridge 172:65be27845400 4 * @version V1.0.0
AnnaBridge 172:65be27845400 5 * @date 23. July 2018
AnnaBridge 172:65be27845400 6 ******************************************************************************/
AnnaBridge 172:65be27845400 7 /*
AnnaBridge 172:65be27845400 8 * Copyright (c) 2009-2018 Arm Limited. All rights reserved.
AnnaBridge 172:65be27845400 9 *
AnnaBridge 172:65be27845400 10 * SPDX-License-Identifier: Apache-2.0
AnnaBridge 172:65be27845400 11 *
AnnaBridge 172:65be27845400 12 * Licensed under the Apache License, Version 2.0 (the License); you may
AnnaBridge 172:65be27845400 13 * not use this file except in compliance with the License.
AnnaBridge 172:65be27845400 14 * You may obtain a copy of the License at
AnnaBridge 172:65be27845400 15 *
AnnaBridge 172:65be27845400 16 * www.apache.org/licenses/LICENSE-2.0
AnnaBridge 172:65be27845400 17 *
AnnaBridge 172:65be27845400 18 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 172:65be27845400 19 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
AnnaBridge 172:65be27845400 20 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 172:65be27845400 21 * See the License for the specific language governing permissions and
AnnaBridge 172:65be27845400 22 * limitations under the License.
AnnaBridge 172:65be27845400 23 */
AnnaBridge 172:65be27845400 24
AnnaBridge 172:65be27845400 25 #if defined ( __ICCARM__ )
AnnaBridge 172:65be27845400 26 #pragma system_include /* treat file as system include file for MISRA check */
AnnaBridge 172:65be27845400 27 #elif defined (__clang__)
AnnaBridge 172:65be27845400 28 #pragma clang system_header /* treat file as system include file */
AnnaBridge 172:65be27845400 29 #endif
AnnaBridge 172:65be27845400 30
AnnaBridge 172:65be27845400 31 #ifndef __CORE_CM1_H_GENERIC
AnnaBridge 172:65be27845400 32 #define __CORE_CM1_H_GENERIC
AnnaBridge 172:65be27845400 33
AnnaBridge 172:65be27845400 34 #include <stdint.h>
AnnaBridge 172:65be27845400 35
AnnaBridge 172:65be27845400 36 #ifdef __cplusplus
AnnaBridge 172:65be27845400 37 extern "C" {
AnnaBridge 172:65be27845400 38 #endif
AnnaBridge 172:65be27845400 39
AnnaBridge 172:65be27845400 40 /**
AnnaBridge 172:65be27845400 41 \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions
AnnaBridge 172:65be27845400 42 CMSIS violates the following MISRA-C:2004 rules:
AnnaBridge 172:65be27845400 43
AnnaBridge 172:65be27845400 44 \li Required Rule 8.5, object/function definition in header file.<br>
AnnaBridge 172:65be27845400 45 Function definitions in header files are used to allow 'inlining'.
AnnaBridge 172:65be27845400 46
AnnaBridge 172:65be27845400 47 \li Required Rule 18.4, declaration of union type or object of union type: '{...}'.<br>
AnnaBridge 172:65be27845400 48 Unions are used for effective representation of core registers.
AnnaBridge 172:65be27845400 49
AnnaBridge 172:65be27845400 50 \li Advisory Rule 19.7, Function-like macro defined.<br>
AnnaBridge 172:65be27845400 51 Function-like macros are used to allow more efficient code.
AnnaBridge 172:65be27845400 52 */
AnnaBridge 172:65be27845400 53
AnnaBridge 172:65be27845400 54
AnnaBridge 172:65be27845400 55 /*******************************************************************************
AnnaBridge 172:65be27845400 56 * CMSIS definitions
AnnaBridge 172:65be27845400 57 ******************************************************************************/
AnnaBridge 172:65be27845400 58 /**
AnnaBridge 172:65be27845400 59 \ingroup Cortex_M1
AnnaBridge 172:65be27845400 60 @{
AnnaBridge 172:65be27845400 61 */
AnnaBridge 172:65be27845400 62
AnnaBridge 172:65be27845400 63 #include "cmsis_version.h"
AnnaBridge 172:65be27845400 64
AnnaBridge 172:65be27845400 65 /* CMSIS CM1 definitions */
AnnaBridge 172:65be27845400 66 #define __CM1_CMSIS_VERSION_MAIN (__CM_CMSIS_VERSION_MAIN) /*!< \deprecated [31:16] CMSIS HAL main version */
AnnaBridge 172:65be27845400 67 #define __CM1_CMSIS_VERSION_SUB (__CM_CMSIS_VERSION_SUB) /*!< \deprecated [15:0] CMSIS HAL sub version */
AnnaBridge 172:65be27845400 68 #define __CM1_CMSIS_VERSION ((__CM1_CMSIS_VERSION_MAIN << 16U) | \
AnnaBridge 172:65be27845400 69 __CM1_CMSIS_VERSION_SUB ) /*!< \deprecated CMSIS HAL version number */
AnnaBridge 172:65be27845400 70
AnnaBridge 172:65be27845400 71 #define __CORTEX_M (1U) /*!< Cortex-M Core */
AnnaBridge 172:65be27845400 72
AnnaBridge 172:65be27845400 73 /** __FPU_USED indicates whether an FPU is used or not.
AnnaBridge 172:65be27845400 74 This core does not support an FPU at all
AnnaBridge 172:65be27845400 75 */
AnnaBridge 172:65be27845400 76 #define __FPU_USED 0U
AnnaBridge 172:65be27845400 77
AnnaBridge 172:65be27845400 78 #if defined ( __CC_ARM )
AnnaBridge 172:65be27845400 79 #if defined __TARGET_FPU_VFP
AnnaBridge 172:65be27845400 80 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 172:65be27845400 81 #endif
AnnaBridge 172:65be27845400 82
AnnaBridge 172:65be27845400 83 #elif defined (__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
AnnaBridge 172:65be27845400 84 #if defined __ARM_FP
AnnaBridge 172:65be27845400 85 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 172:65be27845400 86 #endif
AnnaBridge 172:65be27845400 87
AnnaBridge 172:65be27845400 88 #elif defined ( __GNUC__ )
AnnaBridge 172:65be27845400 89 #if defined (__VFP_FP__) && !defined(__SOFTFP__)
AnnaBridge 172:65be27845400 90 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 172:65be27845400 91 #endif
AnnaBridge 172:65be27845400 92
AnnaBridge 172:65be27845400 93 #elif defined ( __ICCARM__ )
AnnaBridge 172:65be27845400 94 #if defined __ARMVFP__
AnnaBridge 172:65be27845400 95 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 172:65be27845400 96 #endif
AnnaBridge 172:65be27845400 97
AnnaBridge 172:65be27845400 98 #elif defined ( __TI_ARM__ )
AnnaBridge 172:65be27845400 99 #if defined __TI_VFP_SUPPORT__
AnnaBridge 172:65be27845400 100 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 172:65be27845400 101 #endif
AnnaBridge 172:65be27845400 102
AnnaBridge 172:65be27845400 103 #elif defined ( __TASKING__ )
AnnaBridge 172:65be27845400 104 #if defined __FPU_VFP__
AnnaBridge 172:65be27845400 105 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 172:65be27845400 106 #endif
AnnaBridge 172:65be27845400 107
AnnaBridge 172:65be27845400 108 #elif defined ( __CSMC__ )
AnnaBridge 172:65be27845400 109 #if ( __CSMC__ & 0x400U)
AnnaBridge 172:65be27845400 110 #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
AnnaBridge 172:65be27845400 111 #endif
AnnaBridge 172:65be27845400 112
AnnaBridge 172:65be27845400 113 #endif
AnnaBridge 172:65be27845400 114
AnnaBridge 172:65be27845400 115 #include "cmsis_compiler.h" /* CMSIS compiler specific defines */
AnnaBridge 172:65be27845400 116
AnnaBridge 172:65be27845400 117
AnnaBridge 172:65be27845400 118 #ifdef __cplusplus
AnnaBridge 172:65be27845400 119 }
AnnaBridge 172:65be27845400 120 #endif
AnnaBridge 172:65be27845400 121
AnnaBridge 172:65be27845400 122 #endif /* __CORE_CM1_H_GENERIC */
AnnaBridge 172:65be27845400 123
AnnaBridge 172:65be27845400 124 #ifndef __CMSIS_GENERIC
AnnaBridge 172:65be27845400 125
AnnaBridge 172:65be27845400 126 #ifndef __CORE_CM1_H_DEPENDANT
AnnaBridge 172:65be27845400 127 #define __CORE_CM1_H_DEPENDANT
AnnaBridge 172:65be27845400 128
AnnaBridge 172:65be27845400 129 #ifdef __cplusplus
AnnaBridge 172:65be27845400 130 extern "C" {
AnnaBridge 172:65be27845400 131 #endif
AnnaBridge 172:65be27845400 132
AnnaBridge 172:65be27845400 133 /* check device defines and use defaults */
AnnaBridge 172:65be27845400 134 #if defined __CHECK_DEVICE_DEFINES
AnnaBridge 172:65be27845400 135 #ifndef __CM1_REV
AnnaBridge 172:65be27845400 136 #define __CM1_REV 0x0100U
AnnaBridge 172:65be27845400 137 #warning "__CM1_REV not defined in device header file; using default!"
AnnaBridge 172:65be27845400 138 #endif
AnnaBridge 172:65be27845400 139
AnnaBridge 172:65be27845400 140 #ifndef __NVIC_PRIO_BITS
AnnaBridge 172:65be27845400 141 #define __NVIC_PRIO_BITS 2U
AnnaBridge 172:65be27845400 142 #warning "__NVIC_PRIO_BITS not defined in device header file; using default!"
AnnaBridge 172:65be27845400 143 #endif
AnnaBridge 172:65be27845400 144
AnnaBridge 172:65be27845400 145 #ifndef __Vendor_SysTickConfig
AnnaBridge 172:65be27845400 146 #define __Vendor_SysTickConfig 0U
AnnaBridge 172:65be27845400 147 #warning "__Vendor_SysTickConfig not defined in device header file; using default!"
AnnaBridge 172:65be27845400 148 #endif
AnnaBridge 172:65be27845400 149 #endif
AnnaBridge 172:65be27845400 150
AnnaBridge 172:65be27845400 151 /* IO definitions (access restrictions to peripheral registers) */
AnnaBridge 172:65be27845400 152 /**
AnnaBridge 172:65be27845400 153 \defgroup CMSIS_glob_defs CMSIS Global Defines
AnnaBridge 172:65be27845400 154
AnnaBridge 172:65be27845400 155 <strong>IO Type Qualifiers</strong> are used
AnnaBridge 172:65be27845400 156 \li to specify the access to peripheral variables.
AnnaBridge 172:65be27845400 157 \li for automatic generation of peripheral register debug information.
AnnaBridge 172:65be27845400 158 */
AnnaBridge 172:65be27845400 159 #ifdef __cplusplus
AnnaBridge 172:65be27845400 160 #define __I volatile /*!< Defines 'read only' permissions */
AnnaBridge 172:65be27845400 161 #else
AnnaBridge 172:65be27845400 162 #define __I volatile const /*!< Defines 'read only' permissions */
AnnaBridge 172:65be27845400 163 #endif
AnnaBridge 172:65be27845400 164 #define __O volatile /*!< Defines 'write only' permissions */
AnnaBridge 172:65be27845400 165 #define __IO volatile /*!< Defines 'read / write' permissions */
AnnaBridge 172:65be27845400 166
AnnaBridge 172:65be27845400 167 /* following defines should be used for structure members */
AnnaBridge 172:65be27845400 168 #define __IM volatile const /*! Defines 'read only' structure member permissions */
AnnaBridge 172:65be27845400 169 #define __OM volatile /*! Defines 'write only' structure member permissions */
AnnaBridge 172:65be27845400 170 #define __IOM volatile /*! Defines 'read / write' structure member permissions */
AnnaBridge 172:65be27845400 171
AnnaBridge 172:65be27845400 172 /*@} end of group Cortex_M1 */
AnnaBridge 172:65be27845400 173
AnnaBridge 172:65be27845400 174
AnnaBridge 172:65be27845400 175
AnnaBridge 172:65be27845400 176 /*******************************************************************************
AnnaBridge 172:65be27845400 177 * Register Abstraction
AnnaBridge 172:65be27845400 178 Core Register contain:
AnnaBridge 172:65be27845400 179 - Core Register
AnnaBridge 172:65be27845400 180 - Core NVIC Register
AnnaBridge 172:65be27845400 181 - Core SCB Register
AnnaBridge 172:65be27845400 182 - Core SysTick Register
AnnaBridge 172:65be27845400 183 ******************************************************************************/
AnnaBridge 172:65be27845400 184 /**
AnnaBridge 172:65be27845400 185 \defgroup CMSIS_core_register Defines and Type Definitions
AnnaBridge 172:65be27845400 186 \brief Type definitions and defines for Cortex-M processor based devices.
AnnaBridge 172:65be27845400 187 */
AnnaBridge 172:65be27845400 188
AnnaBridge 172:65be27845400 189 /**
AnnaBridge 172:65be27845400 190 \ingroup CMSIS_core_register
AnnaBridge 172:65be27845400 191 \defgroup CMSIS_CORE Status and Control Registers
AnnaBridge 172:65be27845400 192 \brief Core Register type definitions.
AnnaBridge 172:65be27845400 193 @{
AnnaBridge 172:65be27845400 194 */
AnnaBridge 172:65be27845400 195
AnnaBridge 172:65be27845400 196 /**
AnnaBridge 172:65be27845400 197 \brief Union type to access the Application Program Status Register (APSR).
AnnaBridge 172:65be27845400 198 */
AnnaBridge 172:65be27845400 199 typedef union
AnnaBridge 172:65be27845400 200 {
AnnaBridge 172:65be27845400 201 struct
AnnaBridge 172:65be27845400 202 {
AnnaBridge 172:65be27845400 203 uint32_t _reserved0:28; /*!< bit: 0..27 Reserved */
AnnaBridge 172:65be27845400 204 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
AnnaBridge 172:65be27845400 205 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
AnnaBridge 172:65be27845400 206 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
AnnaBridge 172:65be27845400 207 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
AnnaBridge 172:65be27845400 208 } b; /*!< Structure used for bit access */
AnnaBridge 172:65be27845400 209 uint32_t w; /*!< Type used for word access */
AnnaBridge 172:65be27845400 210 } APSR_Type;
AnnaBridge 172:65be27845400 211
AnnaBridge 172:65be27845400 212 /* APSR Register Definitions */
AnnaBridge 172:65be27845400 213 #define APSR_N_Pos 31U /*!< APSR: N Position */
AnnaBridge 172:65be27845400 214 #define APSR_N_Msk (1UL << APSR_N_Pos) /*!< APSR: N Mask */
AnnaBridge 172:65be27845400 215
AnnaBridge 172:65be27845400 216 #define APSR_Z_Pos 30U /*!< APSR: Z Position */
AnnaBridge 172:65be27845400 217 #define APSR_Z_Msk (1UL << APSR_Z_Pos) /*!< APSR: Z Mask */
AnnaBridge 172:65be27845400 218
AnnaBridge 172:65be27845400 219 #define APSR_C_Pos 29U /*!< APSR: C Position */
AnnaBridge 172:65be27845400 220 #define APSR_C_Msk (1UL << APSR_C_Pos) /*!< APSR: C Mask */
AnnaBridge 172:65be27845400 221
AnnaBridge 172:65be27845400 222 #define APSR_V_Pos 28U /*!< APSR: V Position */
AnnaBridge 172:65be27845400 223 #define APSR_V_Msk (1UL << APSR_V_Pos) /*!< APSR: V Mask */
AnnaBridge 172:65be27845400 224
AnnaBridge 172:65be27845400 225
AnnaBridge 172:65be27845400 226 /**
AnnaBridge 172:65be27845400 227 \brief Union type to access the Interrupt Program Status Register (IPSR).
AnnaBridge 172:65be27845400 228 */
AnnaBridge 172:65be27845400 229 typedef union
AnnaBridge 172:65be27845400 230 {
AnnaBridge 172:65be27845400 231 struct
AnnaBridge 172:65be27845400 232 {
AnnaBridge 172:65be27845400 233 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
AnnaBridge 172:65be27845400 234 uint32_t _reserved0:23; /*!< bit: 9..31 Reserved */
AnnaBridge 172:65be27845400 235 } b; /*!< Structure used for bit access */
AnnaBridge 172:65be27845400 236 uint32_t w; /*!< Type used for word access */
AnnaBridge 172:65be27845400 237 } IPSR_Type;
AnnaBridge 172:65be27845400 238
AnnaBridge 172:65be27845400 239 /* IPSR Register Definitions */
AnnaBridge 172:65be27845400 240 #define IPSR_ISR_Pos 0U /*!< IPSR: ISR Position */
AnnaBridge 172:65be27845400 241 #define IPSR_ISR_Msk (0x1FFUL /*<< IPSR_ISR_Pos*/) /*!< IPSR: ISR Mask */
AnnaBridge 172:65be27845400 242
AnnaBridge 172:65be27845400 243
AnnaBridge 172:65be27845400 244 /**
AnnaBridge 172:65be27845400 245 \brief Union type to access the Special-Purpose Program Status Registers (xPSR).
AnnaBridge 172:65be27845400 246 */
AnnaBridge 172:65be27845400 247 typedef union
AnnaBridge 172:65be27845400 248 {
AnnaBridge 172:65be27845400 249 struct
AnnaBridge 172:65be27845400 250 {
AnnaBridge 172:65be27845400 251 uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
AnnaBridge 172:65be27845400 252 uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */
AnnaBridge 172:65be27845400 253 uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */
AnnaBridge 172:65be27845400 254 uint32_t _reserved1:3; /*!< bit: 25..27 Reserved */
AnnaBridge 172:65be27845400 255 uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
AnnaBridge 172:65be27845400 256 uint32_t C:1; /*!< bit: 29 Carry condition code flag */
AnnaBridge 172:65be27845400 257 uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
AnnaBridge 172:65be27845400 258 uint32_t N:1; /*!< bit: 31 Negative condition code flag */
AnnaBridge 172:65be27845400 259 } b; /*!< Structure used for bit access */
AnnaBridge 172:65be27845400 260 uint32_t w; /*!< Type used for word access */
AnnaBridge 172:65be27845400 261 } xPSR_Type;
AnnaBridge 172:65be27845400 262
AnnaBridge 172:65be27845400 263 /* xPSR Register Definitions */
AnnaBridge 172:65be27845400 264 #define xPSR_N_Pos 31U /*!< xPSR: N Position */
AnnaBridge 172:65be27845400 265 #define xPSR_N_Msk (1UL << xPSR_N_Pos) /*!< xPSR: N Mask */
AnnaBridge 172:65be27845400 266
AnnaBridge 172:65be27845400 267 #define xPSR_Z_Pos 30U /*!< xPSR: Z Position */
AnnaBridge 172:65be27845400 268 #define xPSR_Z_Msk (1UL << xPSR_Z_Pos) /*!< xPSR: Z Mask */
AnnaBridge 172:65be27845400 269
AnnaBridge 172:65be27845400 270 #define xPSR_C_Pos 29U /*!< xPSR: C Position */
AnnaBridge 172:65be27845400 271 #define xPSR_C_Msk (1UL << xPSR_C_Pos) /*!< xPSR: C Mask */
AnnaBridge 172:65be27845400 272
AnnaBridge 172:65be27845400 273 #define xPSR_V_Pos 28U /*!< xPSR: V Position */
AnnaBridge 172:65be27845400 274 #define xPSR_V_Msk (1UL << xPSR_V_Pos) /*!< xPSR: V Mask */
AnnaBridge 172:65be27845400 275
AnnaBridge 172:65be27845400 276 #define xPSR_T_Pos 24U /*!< xPSR: T Position */
AnnaBridge 172:65be27845400 277 #define xPSR_T_Msk (1UL << xPSR_T_Pos) /*!< xPSR: T Mask */
AnnaBridge 172:65be27845400 278
AnnaBridge 172:65be27845400 279 #define xPSR_ISR_Pos 0U /*!< xPSR: ISR Position */
AnnaBridge 172:65be27845400 280 #define xPSR_ISR_Msk (0x1FFUL /*<< xPSR_ISR_Pos*/) /*!< xPSR: ISR Mask */
AnnaBridge 172:65be27845400 281
AnnaBridge 172:65be27845400 282
AnnaBridge 172:65be27845400 283 /**
AnnaBridge 172:65be27845400 284 \brief Union type to access the Control Registers (CONTROL).
AnnaBridge 172:65be27845400 285 */
AnnaBridge 172:65be27845400 286 typedef union
AnnaBridge 172:65be27845400 287 {
AnnaBridge 172:65be27845400 288 struct
AnnaBridge 172:65be27845400 289 {
AnnaBridge 172:65be27845400 290 uint32_t _reserved0:1; /*!< bit: 0 Reserved */
AnnaBridge 172:65be27845400 291 uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */
AnnaBridge 172:65be27845400 292 uint32_t _reserved1:30; /*!< bit: 2..31 Reserved */
AnnaBridge 172:65be27845400 293 } b; /*!< Structure used for bit access */
AnnaBridge 172:65be27845400 294 uint32_t w; /*!< Type used for word access */
AnnaBridge 172:65be27845400 295 } CONTROL_Type;
AnnaBridge 172:65be27845400 296
AnnaBridge 172:65be27845400 297 /* CONTROL Register Definitions */
AnnaBridge 172:65be27845400 298 #define CONTROL_SPSEL_Pos 1U /*!< CONTROL: SPSEL Position */
AnnaBridge 172:65be27845400 299 #define CONTROL_SPSEL_Msk (1UL << CONTROL_SPSEL_Pos) /*!< CONTROL: SPSEL Mask */
AnnaBridge 172:65be27845400 300
AnnaBridge 172:65be27845400 301 /*@} end of group CMSIS_CORE */
AnnaBridge 172:65be27845400 302
AnnaBridge 172:65be27845400 303
AnnaBridge 172:65be27845400 304 /**
AnnaBridge 172:65be27845400 305 \ingroup CMSIS_core_register
AnnaBridge 172:65be27845400 306 \defgroup CMSIS_NVIC Nested Vectored Interrupt Controller (NVIC)
AnnaBridge 172:65be27845400 307 \brief Type definitions for the NVIC Registers
AnnaBridge 172:65be27845400 308 @{
AnnaBridge 172:65be27845400 309 */
AnnaBridge 172:65be27845400 310
AnnaBridge 172:65be27845400 311 /**
AnnaBridge 172:65be27845400 312 \brief Structure type to access the Nested Vectored Interrupt Controller (NVIC).
AnnaBridge 172:65be27845400 313 */
AnnaBridge 172:65be27845400 314 typedef struct
AnnaBridge 172:65be27845400 315 {
AnnaBridge 172:65be27845400 316 __IOM uint32_t ISER[1U]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */
AnnaBridge 172:65be27845400 317 uint32_t RESERVED0[31U];
AnnaBridge 172:65be27845400 318 __IOM uint32_t ICER[1U]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */
AnnaBridge 172:65be27845400 319 uint32_t RSERVED1[31U];
AnnaBridge 172:65be27845400 320 __IOM uint32_t ISPR[1U]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */
AnnaBridge 172:65be27845400 321 uint32_t RESERVED2[31U];
AnnaBridge 172:65be27845400 322 __IOM uint32_t ICPR[1U]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */
AnnaBridge 172:65be27845400 323 uint32_t RESERVED3[31U];
AnnaBridge 172:65be27845400 324 uint32_t RESERVED4[64U];
AnnaBridge 172:65be27845400 325 __IOM uint32_t IP[8U]; /*!< Offset: 0x300 (R/W) Interrupt Priority Register */
AnnaBridge 172:65be27845400 326 } NVIC_Type;
AnnaBridge 172:65be27845400 327
AnnaBridge 172:65be27845400 328 /*@} end of group CMSIS_NVIC */
AnnaBridge 172:65be27845400 329
AnnaBridge 172:65be27845400 330
AnnaBridge 172:65be27845400 331 /**
AnnaBridge 172:65be27845400 332 \ingroup CMSIS_core_register
AnnaBridge 172:65be27845400 333 \defgroup CMSIS_SCB System Control Block (SCB)
AnnaBridge 172:65be27845400 334 \brief Type definitions for the System Control Block Registers
AnnaBridge 172:65be27845400 335 @{
AnnaBridge 172:65be27845400 336 */
AnnaBridge 172:65be27845400 337
AnnaBridge 172:65be27845400 338 /**
AnnaBridge 172:65be27845400 339 \brief Structure type to access the System Control Block (SCB).
AnnaBridge 172:65be27845400 340 */
AnnaBridge 172:65be27845400 341 typedef struct
AnnaBridge 172:65be27845400 342 {
AnnaBridge 172:65be27845400 343 __IM uint32_t CPUID; /*!< Offset: 0x000 (R/ ) CPUID Base Register */
AnnaBridge 172:65be27845400 344 __IOM uint32_t ICSR; /*!< Offset: 0x004 (R/W) Interrupt Control and State Register */
AnnaBridge 172:65be27845400 345 uint32_t RESERVED0;
AnnaBridge 172:65be27845400 346 __IOM uint32_t AIRCR; /*!< Offset: 0x00C (R/W) Application Interrupt and Reset Control Register */
AnnaBridge 172:65be27845400 347 __IOM uint32_t SCR; /*!< Offset: 0x010 (R/W) System Control Register */
AnnaBridge 172:65be27845400 348 __IOM uint32_t CCR; /*!< Offset: 0x014 (R/W) Configuration Control Register */
AnnaBridge 172:65be27845400 349 uint32_t RESERVED1;
AnnaBridge 172:65be27845400 350 __IOM uint32_t SHP[2U]; /*!< Offset: 0x01C (R/W) System Handlers Priority Registers. [0] is RESERVED */
AnnaBridge 172:65be27845400 351 __IOM uint32_t SHCSR; /*!< Offset: 0x024 (R/W) System Handler Control and State Register */
AnnaBridge 172:65be27845400 352 } SCB_Type;
AnnaBridge 172:65be27845400 353
AnnaBridge 172:65be27845400 354 /* SCB CPUID Register Definitions */
AnnaBridge 172:65be27845400 355 #define SCB_CPUID_IMPLEMENTER_Pos 24U /*!< SCB CPUID: IMPLEMENTER Position */
AnnaBridge 172:65be27845400 356 #define SCB_CPUID_IMPLEMENTER_Msk (0xFFUL << SCB_CPUID_IMPLEMENTER_Pos) /*!< SCB CPUID: IMPLEMENTER Mask */
AnnaBridge 172:65be27845400 357
AnnaBridge 172:65be27845400 358 #define SCB_CPUID_VARIANT_Pos 20U /*!< SCB CPUID: VARIANT Position */
AnnaBridge 172:65be27845400 359 #define SCB_CPUID_VARIANT_Msk (0xFUL << SCB_CPUID_VARIANT_Pos) /*!< SCB CPUID: VARIANT Mask */
AnnaBridge 172:65be27845400 360
AnnaBridge 172:65be27845400 361 #define SCB_CPUID_ARCHITECTURE_Pos 16U /*!< SCB CPUID: ARCHITECTURE Position */
AnnaBridge 172:65be27845400 362 #define SCB_CPUID_ARCHITECTURE_Msk (0xFUL << SCB_CPUID_ARCHITECTURE_Pos) /*!< SCB CPUID: ARCHITECTURE Mask */
AnnaBridge 172:65be27845400 363
AnnaBridge 172:65be27845400 364 #define SCB_CPUID_PARTNO_Pos 4U /*!< SCB CPUID: PARTNO Position */
AnnaBridge 172:65be27845400 365 #define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */
AnnaBridge 172:65be27845400 366
AnnaBridge 172:65be27845400 367 #define SCB_CPUID_REVISION_Pos 0U /*!< SCB CPUID: REVISION Position */
AnnaBridge 172:65be27845400 368 #define SCB_CPUID_REVISION_Msk (0xFUL /*<< SCB_CPUID_REVISION_Pos*/) /*!< SCB CPUID: REVISION Mask */
AnnaBridge 172:65be27845400 369
AnnaBridge 172:65be27845400 370 /* SCB Interrupt Control State Register Definitions */
AnnaBridge 172:65be27845400 371 #define SCB_ICSR_NMIPENDSET_Pos 31U /*!< SCB ICSR: NMIPENDSET Position */
AnnaBridge 172:65be27845400 372 #define SCB_ICSR_NMIPENDSET_Msk (1UL << SCB_ICSR_NMIPENDSET_Pos) /*!< SCB ICSR: NMIPENDSET Mask */
AnnaBridge 172:65be27845400 373
AnnaBridge 172:65be27845400 374 #define SCB_ICSR_PENDSVSET_Pos 28U /*!< SCB ICSR: PENDSVSET Position */
AnnaBridge 172:65be27845400 375 #define SCB_ICSR_PENDSVSET_Msk (1UL << SCB_ICSR_PENDSVSET_Pos) /*!< SCB ICSR: PENDSVSET Mask */
AnnaBridge 172:65be27845400 376
AnnaBridge 172:65be27845400 377 #define SCB_ICSR_PENDSVCLR_Pos 27U /*!< SCB ICSR: PENDSVCLR Position */
AnnaBridge 172:65be27845400 378 #define SCB_ICSR_PENDSVCLR_Msk (1UL << SCB_ICSR_PENDSVCLR_Pos) /*!< SCB ICSR: PENDSVCLR Mask */
AnnaBridge 172:65be27845400 379
AnnaBridge 172:65be27845400 380 #define SCB_ICSR_PENDSTSET_Pos 26U /*!< SCB ICSR: PENDSTSET Position */
AnnaBridge 172:65be27845400 381 #define SCB_ICSR_PENDSTSET_Msk (1UL << SCB_ICSR_PENDSTSET_Pos) /*!< SCB ICSR: PENDSTSET Mask */
AnnaBridge 172:65be27845400 382
AnnaBridge 172:65be27845400 383 #define SCB_ICSR_PENDSTCLR_Pos 25U /*!< SCB ICSR: PENDSTCLR Position */
AnnaBridge 172:65be27845400 384 #define SCB_ICSR_PENDSTCLR_Msk (1UL << SCB_ICSR_PENDSTCLR_Pos) /*!< SCB ICSR: PENDSTCLR Mask */
AnnaBridge 172:65be27845400 385
AnnaBridge 172:65be27845400 386 #define SCB_ICSR_ISRPREEMPT_Pos 23U /*!< SCB ICSR: ISRPREEMPT Position */
AnnaBridge 172:65be27845400 387 #define SCB_ICSR_ISRPREEMPT_Msk (1UL << SCB_ICSR_ISRPREEMPT_Pos) /*!< SCB ICSR: ISRPREEMPT Mask */
AnnaBridge 172:65be27845400 388
AnnaBridge 172:65be27845400 389 #define SCB_ICSR_ISRPENDING_Pos 22U /*!< SCB ICSR: ISRPENDING Position */
AnnaBridge 172:65be27845400 390 #define SCB_ICSR_ISRPENDING_Msk (1UL << SCB_ICSR_ISRPENDING_Pos) /*!< SCB ICSR: ISRPENDING Mask */
AnnaBridge 172:65be27845400 391
AnnaBridge 172:65be27845400 392 #define SCB_ICSR_VECTPENDING_Pos 12U /*!< SCB ICSR: VECTPENDING Position */
AnnaBridge 172:65be27845400 393 #define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */
AnnaBridge 172:65be27845400 394
AnnaBridge 172:65be27845400 395 #define SCB_ICSR_VECTACTIVE_Pos 0U /*!< SCB ICSR: VECTACTIVE Position */
AnnaBridge 172:65be27845400 396 #define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL /*<< SCB_ICSR_VECTACTIVE_Pos*/) /*!< SCB ICSR: VECTACTIVE Mask */
AnnaBridge 172:65be27845400 397
AnnaBridge 172:65be27845400 398 /* SCB Application Interrupt and Reset Control Register Definitions */
AnnaBridge 172:65be27845400 399 #define SCB_AIRCR_VECTKEY_Pos 16U /*!< SCB AIRCR: VECTKEY Position */
AnnaBridge 172:65be27845400 400 #define SCB_AIRCR_VECTKEY_Msk (0xFFFFUL << SCB_AIRCR_VECTKEY_Pos) /*!< SCB AIRCR: VECTKEY Mask */
AnnaBridge 172:65be27845400 401
AnnaBridge 172:65be27845400 402 #define SCB_AIRCR_VECTKEYSTAT_Pos 16U /*!< SCB AIRCR: VECTKEYSTAT Position */
AnnaBridge 172:65be27845400 403 #define SCB_AIRCR_VECTKEYSTAT_Msk (0xFFFFUL << SCB_AIRCR_VECTKEYSTAT_Pos) /*!< SCB AIRCR: VECTKEYSTAT Mask */
AnnaBridge 172:65be27845400 404
AnnaBridge 172:65be27845400 405 #define SCB_AIRCR_ENDIANESS_Pos 15U /*!< SCB AIRCR: ENDIANESS Position */
AnnaBridge 172:65be27845400 406 #define SCB_AIRCR_ENDIANESS_Msk (1UL << SCB_AIRCR_ENDIANESS_Pos) /*!< SCB AIRCR: ENDIANESS Mask */
AnnaBridge 172:65be27845400 407
AnnaBridge 172:65be27845400 408 #define SCB_AIRCR_SYSRESETREQ_Pos 2U /*!< SCB AIRCR: SYSRESETREQ Position */
AnnaBridge 172:65be27845400 409 #define SCB_AIRCR_SYSRESETREQ_Msk (1UL << SCB_AIRCR_SYSRESETREQ_Pos) /*!< SCB AIRCR: SYSRESETREQ Mask */
AnnaBridge 172:65be27845400 410
AnnaBridge 172:65be27845400 411 #define SCB_AIRCR_VECTCLRACTIVE_Pos 1U /*!< SCB AIRCR: VECTCLRACTIVE Position */
AnnaBridge 172:65be27845400 412 #define SCB_AIRCR_VECTCLRACTIVE_Msk (1UL << SCB_AIRCR_VECTCLRACTIVE_Pos) /*!< SCB AIRCR: VECTCLRACTIVE Mask */
AnnaBridge 172:65be27845400 413
AnnaBridge 172:65be27845400 414 /* SCB System Control Register Definitions */
AnnaBridge 172:65be27845400 415 #define SCB_SCR_SEVONPEND_Pos 4U /*!< SCB SCR: SEVONPEND Position */
AnnaBridge 172:65be27845400 416 #define SCB_SCR_SEVONPEND_Msk (1UL << SCB_SCR_SEVONPEND_Pos) /*!< SCB SCR: SEVONPEND Mask */
AnnaBridge 172:65be27845400 417
AnnaBridge 172:65be27845400 418 #define SCB_SCR_SLEEPDEEP_Pos 2U /*!< SCB SCR: SLEEPDEEP Position */
AnnaBridge 172:65be27845400 419 #define SCB_SCR_SLEEPDEEP_Msk (1UL << SCB_SCR_SLEEPDEEP_Pos) /*!< SCB SCR: SLEEPDEEP Mask */
AnnaBridge 172:65be27845400 420
AnnaBridge 172:65be27845400 421 #define SCB_SCR_SLEEPONEXIT_Pos 1U /*!< SCB SCR: SLEEPONEXIT Position */
AnnaBridge 172:65be27845400 422 #define SCB_SCR_SLEEPONEXIT_Msk (1UL << SCB_SCR_SLEEPONEXIT_Pos) /*!< SCB SCR: SLEEPONEXIT Mask */
AnnaBridge 172:65be27845400 423
AnnaBridge 172:65be27845400 424 /* SCB Configuration Control Register Definitions */
AnnaBridge 172:65be27845400 425 #define SCB_CCR_STKALIGN_Pos 9U /*!< SCB CCR: STKALIGN Position */
AnnaBridge 172:65be27845400 426 #define SCB_CCR_STKALIGN_Msk (1UL << SCB_CCR_STKALIGN_Pos) /*!< SCB CCR: STKALIGN Mask */
AnnaBridge 172:65be27845400 427
AnnaBridge 172:65be27845400 428 #define SCB_CCR_UNALIGN_TRP_Pos 3U /*!< SCB CCR: UNALIGN_TRP Position */
AnnaBridge 172:65be27845400 429 #define SCB_CCR_UNALIGN_TRP_Msk (1UL << SCB_CCR_UNALIGN_TRP_Pos) /*!< SCB CCR: UNALIGN_TRP Mask */
AnnaBridge 172:65be27845400 430
AnnaBridge 172:65be27845400 431 /* SCB System Handler Control and State Register Definitions */
AnnaBridge 172:65be27845400 432 #define SCB_SHCSR_SVCALLPENDED_Pos 15U /*!< SCB SHCSR: SVCALLPENDED Position */
AnnaBridge 172:65be27845400 433 #define SCB_SHCSR_SVCALLPENDED_Msk (1UL << SCB_SHCSR_SVCALLPENDED_Pos) /*!< SCB SHCSR: SVCALLPENDED Mask */
AnnaBridge 172:65be27845400 434
AnnaBridge 172:65be27845400 435 /*@} end of group CMSIS_SCB */
AnnaBridge 172:65be27845400 436
AnnaBridge 172:65be27845400 437
AnnaBridge 172:65be27845400 438 /**
AnnaBridge 172:65be27845400 439 \ingroup CMSIS_core_register
AnnaBridge 172:65be27845400 440 \defgroup CMSIS_SCnSCB System Controls not in SCB (SCnSCB)
AnnaBridge 172:65be27845400 441 \brief Type definitions for the System Control and ID Register not in the SCB
AnnaBridge 172:65be27845400 442 @{
AnnaBridge 172:65be27845400 443 */
AnnaBridge 172:65be27845400 444
AnnaBridge 172:65be27845400 445 /**
AnnaBridge 172:65be27845400 446 \brief Structure type to access the System Control and ID Register not in the SCB.
AnnaBridge 172:65be27845400 447 */
AnnaBridge 172:65be27845400 448 typedef struct
AnnaBridge 172:65be27845400 449 {
AnnaBridge 172:65be27845400 450 uint32_t RESERVED0[2U];
AnnaBridge 172:65be27845400 451 __IOM uint32_t ACTLR; /*!< Offset: 0x008 (R/W) Auxiliary Control Register */
AnnaBridge 172:65be27845400 452 } SCnSCB_Type;
AnnaBridge 172:65be27845400 453
AnnaBridge 172:65be27845400 454 /* Auxiliary Control Register Definitions */
AnnaBridge 172:65be27845400 455 #define SCnSCB_ACTLR_ITCMUAEN_Pos 4U /*!< ACTLR: Instruction TCM Upper Alias Enable Position */
AnnaBridge 172:65be27845400 456 #define SCnSCB_ACTLR_ITCMUAEN_Msk (1UL << SCnSCB_ACTLR_ITCMUAEN_Pos) /*!< ACTLR: Instruction TCM Upper Alias Enable Mask */
AnnaBridge 172:65be27845400 457
AnnaBridge 172:65be27845400 458 #define SCnSCB_ACTLR_ITCMLAEN_Pos 3U /*!< ACTLR: Instruction TCM Lower Alias Enable Position */
AnnaBridge 172:65be27845400 459 #define SCnSCB_ACTLR_ITCMLAEN_Msk (1UL << SCnSCB_ACTLR_ITCMLAEN_Pos) /*!< ACTLR: Instruction TCM Lower Alias Enable Mask */
AnnaBridge 172:65be27845400 460
AnnaBridge 172:65be27845400 461 /*@} end of group CMSIS_SCnotSCB */
AnnaBridge 172:65be27845400 462
AnnaBridge 172:65be27845400 463
AnnaBridge 172:65be27845400 464 /**
AnnaBridge 172:65be27845400 465 \ingroup CMSIS_core_register
AnnaBridge 172:65be27845400 466 \defgroup CMSIS_SysTick System Tick Timer (SysTick)
AnnaBridge 172:65be27845400 467 \brief Type definitions for the System Timer Registers.
AnnaBridge 172:65be27845400 468 @{
AnnaBridge 172:65be27845400 469 */
AnnaBridge 172:65be27845400 470
AnnaBridge 172:65be27845400 471 /**
AnnaBridge 172:65be27845400 472 \brief Structure type to access the System Timer (SysTick).
AnnaBridge 172:65be27845400 473 */
AnnaBridge 172:65be27845400 474 typedef struct
AnnaBridge 172:65be27845400 475 {
AnnaBridge 172:65be27845400 476 __IOM uint32_t CTRL; /*!< Offset: 0x000 (R/W) SysTick Control and Status Register */
AnnaBridge 172:65be27845400 477 __IOM uint32_t LOAD; /*!< Offset: 0x004 (R/W) SysTick Reload Value Register */
AnnaBridge 172:65be27845400 478 __IOM uint32_t VAL; /*!< Offset: 0x008 (R/W) SysTick Current Value Register */
AnnaBridge 172:65be27845400 479 __IM uint32_t CALIB; /*!< Offset: 0x00C (R/ ) SysTick Calibration Register */
AnnaBridge 172:65be27845400 480 } SysTick_Type;
AnnaBridge 172:65be27845400 481
AnnaBridge 172:65be27845400 482 /* SysTick Control / Status Register Definitions */
AnnaBridge 172:65be27845400 483 #define SysTick_CTRL_COUNTFLAG_Pos 16U /*!< SysTick CTRL: COUNTFLAG Position */
AnnaBridge 172:65be27845400 484 #define SysTick_CTRL_COUNTFLAG_Msk (1UL << SysTick_CTRL_COUNTFLAG_Pos) /*!< SysTick CTRL: COUNTFLAG Mask */
AnnaBridge 172:65be27845400 485
AnnaBridge 172:65be27845400 486 #define SysTick_CTRL_CLKSOURCE_Pos 2U /*!< SysTick CTRL: CLKSOURCE Position */
AnnaBridge 172:65be27845400 487 #define SysTick_CTRL_CLKSOURCE_Msk (1UL << SysTick_CTRL_CLKSOURCE_Pos) /*!< SysTick CTRL: CLKSOURCE Mask */
AnnaBridge 172:65be27845400 488
AnnaBridge 172:65be27845400 489 #define SysTick_CTRL_TICKINT_Pos 1U /*!< SysTick CTRL: TICKINT Position */
AnnaBridge 172:65be27845400 490 #define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */
AnnaBridge 172:65be27845400 491
AnnaBridge 172:65be27845400 492 #define SysTick_CTRL_ENABLE_Pos 0U /*!< SysTick CTRL: ENABLE Position */
AnnaBridge 172:65be27845400 493 #define SysTick_CTRL_ENABLE_Msk (1UL /*<< SysTick_CTRL_ENABLE_Pos*/) /*!< SysTick CTRL: ENABLE Mask */
AnnaBridge 172:65be27845400 494
AnnaBridge 172:65be27845400 495 /* SysTick Reload Register Definitions */
AnnaBridge 172:65be27845400 496 #define SysTick_LOAD_RELOAD_Pos 0U /*!< SysTick LOAD: RELOAD Position */
AnnaBridge 172:65be27845400 497 #define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL /*<< SysTick_LOAD_RELOAD_Pos*/) /*!< SysTick LOAD: RELOAD Mask */
AnnaBridge 172:65be27845400 498
AnnaBridge 172:65be27845400 499 /* SysTick Current Register Definitions */
AnnaBridge 172:65be27845400 500 #define SysTick_VAL_CURRENT_Pos 0U /*!< SysTick VAL: CURRENT Position */
AnnaBridge 172:65be27845400 501 #define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL /*<< SysTick_VAL_CURRENT_Pos*/) /*!< SysTick VAL: CURRENT Mask */
AnnaBridge 172:65be27845400 502
AnnaBridge 172:65be27845400 503 /* SysTick Calibration Register Definitions */
AnnaBridge 172:65be27845400 504 #define SysTick_CALIB_NOREF_Pos 31U /*!< SysTick CALIB: NOREF Position */
AnnaBridge 172:65be27845400 505 #define SysTick_CALIB_NOREF_Msk (1UL << SysTick_CALIB_NOREF_Pos) /*!< SysTick CALIB: NOREF Mask */
AnnaBridge 172:65be27845400 506
AnnaBridge 172:65be27845400 507 #define SysTick_CALIB_SKEW_Pos 30U /*!< SysTick CALIB: SKEW Position */
AnnaBridge 172:65be27845400 508 #define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */
AnnaBridge 172:65be27845400 509
AnnaBridge 172:65be27845400 510 #define SysTick_CALIB_TENMS_Pos 0U /*!< SysTick CALIB: TENMS Position */
AnnaBridge 172:65be27845400 511 #define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL /*<< SysTick_CALIB_TENMS_Pos*/) /*!< SysTick CALIB: TENMS Mask */
AnnaBridge 172:65be27845400 512
AnnaBridge 172:65be27845400 513 /*@} end of group CMSIS_SysTick */
AnnaBridge 172:65be27845400 514
AnnaBridge 172:65be27845400 515
AnnaBridge 172:65be27845400 516 /**
AnnaBridge 172:65be27845400 517 \ingroup CMSIS_core_register
AnnaBridge 172:65be27845400 518 \defgroup CMSIS_CoreDebug Core Debug Registers (CoreDebug)
AnnaBridge 172:65be27845400 519 \brief Cortex-M1 Core Debug Registers (DCB registers, SHCSR, and DFSR) are only accessible over DAP and not via processor.
AnnaBridge 172:65be27845400 520 Therefore they are not covered by the Cortex-M1 header file.
AnnaBridge 172:65be27845400 521 @{
AnnaBridge 172:65be27845400 522 */
AnnaBridge 172:65be27845400 523 /*@} end of group CMSIS_CoreDebug */
AnnaBridge 172:65be27845400 524
AnnaBridge 172:65be27845400 525
AnnaBridge 172:65be27845400 526 /**
AnnaBridge 172:65be27845400 527 \ingroup CMSIS_core_register
AnnaBridge 172:65be27845400 528 \defgroup CMSIS_core_bitfield Core register bit field macros
AnnaBridge 172:65be27845400 529 \brief Macros for use with bit field definitions (xxx_Pos, xxx_Msk).
AnnaBridge 172:65be27845400 530 @{
AnnaBridge 172:65be27845400 531 */
AnnaBridge 172:65be27845400 532
AnnaBridge 172:65be27845400 533 /**
AnnaBridge 172:65be27845400 534 \brief Mask and shift a bit field value for use in a register bit range.
AnnaBridge 172:65be27845400 535 \param[in] field Name of the register bit field.
AnnaBridge 172:65be27845400 536 \param[in] value Value of the bit field. This parameter is interpreted as an uint32_t type.
AnnaBridge 172:65be27845400 537 \return Masked and shifted value.
AnnaBridge 172:65be27845400 538 */
AnnaBridge 172:65be27845400 539 #define _VAL2FLD(field, value) (((uint32_t)(value) << field ## _Pos) & field ## _Msk)
AnnaBridge 172:65be27845400 540
AnnaBridge 172:65be27845400 541 /**
AnnaBridge 172:65be27845400 542 \brief Mask and shift a register value to extract a bit filed value.
AnnaBridge 172:65be27845400 543 \param[in] field Name of the register bit field.
AnnaBridge 172:65be27845400 544 \param[in] value Value of register. This parameter is interpreted as an uint32_t type.
AnnaBridge 172:65be27845400 545 \return Masked and shifted bit field value.
AnnaBridge 172:65be27845400 546 */
AnnaBridge 172:65be27845400 547 #define _FLD2VAL(field, value) (((uint32_t)(value) & field ## _Msk) >> field ## _Pos)
AnnaBridge 172:65be27845400 548
AnnaBridge 172:65be27845400 549 /*@} end of group CMSIS_core_bitfield */
AnnaBridge 172:65be27845400 550
AnnaBridge 172:65be27845400 551
AnnaBridge 172:65be27845400 552 /**
AnnaBridge 172:65be27845400 553 \ingroup CMSIS_core_register
AnnaBridge 172:65be27845400 554 \defgroup CMSIS_core_base Core Definitions
AnnaBridge 172:65be27845400 555 \brief Definitions for base addresses, unions, and structures.
AnnaBridge 172:65be27845400 556 @{
AnnaBridge 172:65be27845400 557 */
AnnaBridge 172:65be27845400 558
AnnaBridge 172:65be27845400 559 /* Memory mapping of Core Hardware */
AnnaBridge 172:65be27845400 560 #define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */
AnnaBridge 172:65be27845400 561 #define SysTick_BASE (SCS_BASE + 0x0010UL) /*!< SysTick Base Address */
AnnaBridge 172:65be27845400 562 #define NVIC_BASE (SCS_BASE + 0x0100UL) /*!< NVIC Base Address */
AnnaBridge 172:65be27845400 563 #define SCB_BASE (SCS_BASE + 0x0D00UL) /*!< System Control Block Base Address */
AnnaBridge 172:65be27845400 564
AnnaBridge 172:65be27845400 565 #define SCnSCB ((SCnSCB_Type *) SCS_BASE ) /*!< System control Register not in SCB */
AnnaBridge 172:65be27845400 566 #define SCB ((SCB_Type *) SCB_BASE ) /*!< SCB configuration struct */
AnnaBridge 172:65be27845400 567 #define SysTick ((SysTick_Type *) SysTick_BASE ) /*!< SysTick configuration struct */
AnnaBridge 172:65be27845400 568 #define NVIC ((NVIC_Type *) NVIC_BASE ) /*!< NVIC configuration struct */
AnnaBridge 172:65be27845400 569
AnnaBridge 172:65be27845400 570
AnnaBridge 172:65be27845400 571 /*@} */
AnnaBridge 172:65be27845400 572
AnnaBridge 172:65be27845400 573
AnnaBridge 172:65be27845400 574
AnnaBridge 172:65be27845400 575 /*******************************************************************************
AnnaBridge 172:65be27845400 576 * Hardware Abstraction Layer
AnnaBridge 172:65be27845400 577 Core Function Interface contains:
AnnaBridge 172:65be27845400 578 - Core NVIC Functions
AnnaBridge 172:65be27845400 579 - Core SysTick Functions
AnnaBridge 172:65be27845400 580 - Core Register Access Functions
AnnaBridge 172:65be27845400 581 ******************************************************************************/
AnnaBridge 172:65be27845400 582 /**
AnnaBridge 172:65be27845400 583 \defgroup CMSIS_Core_FunctionInterface Functions and Instructions Reference
AnnaBridge 172:65be27845400 584 */
AnnaBridge 172:65be27845400 585
AnnaBridge 172:65be27845400 586
AnnaBridge 172:65be27845400 587
AnnaBridge 172:65be27845400 588 /* ########################## NVIC functions #################################### */
AnnaBridge 172:65be27845400 589 /**
AnnaBridge 172:65be27845400 590 \ingroup CMSIS_Core_FunctionInterface
AnnaBridge 172:65be27845400 591 \defgroup CMSIS_Core_NVICFunctions NVIC Functions
AnnaBridge 172:65be27845400 592 \brief Functions that manage interrupts and exceptions via the NVIC.
AnnaBridge 172:65be27845400 593 @{
AnnaBridge 172:65be27845400 594 */
AnnaBridge 172:65be27845400 595
AnnaBridge 172:65be27845400 596 #ifdef CMSIS_NVIC_VIRTUAL
AnnaBridge 172:65be27845400 597 #ifndef CMSIS_NVIC_VIRTUAL_HEADER_FILE
AnnaBridge 172:65be27845400 598 #define CMSIS_NVIC_VIRTUAL_HEADER_FILE "cmsis_nvic_virtual.h"
AnnaBridge 172:65be27845400 599 #endif
AnnaBridge 172:65be27845400 600 #include CMSIS_NVIC_VIRTUAL_HEADER_FILE
AnnaBridge 172:65be27845400 601 #else
AnnaBridge 172:65be27845400 602 #define NVIC_SetPriorityGrouping __NVIC_SetPriorityGrouping
AnnaBridge 172:65be27845400 603 #define NVIC_GetPriorityGrouping __NVIC_GetPriorityGrouping
AnnaBridge 172:65be27845400 604 #define NVIC_EnableIRQ __NVIC_EnableIRQ
AnnaBridge 172:65be27845400 605 #define NVIC_GetEnableIRQ __NVIC_GetEnableIRQ
AnnaBridge 172:65be27845400 606 #define NVIC_DisableIRQ __NVIC_DisableIRQ
AnnaBridge 172:65be27845400 607 #define NVIC_GetPendingIRQ __NVIC_GetPendingIRQ
AnnaBridge 172:65be27845400 608 #define NVIC_SetPendingIRQ __NVIC_SetPendingIRQ
AnnaBridge 172:65be27845400 609 #define NVIC_ClearPendingIRQ __NVIC_ClearPendingIRQ
AnnaBridge 172:65be27845400 610 /*#define NVIC_GetActive __NVIC_GetActive not available for Cortex-M1 */
AnnaBridge 172:65be27845400 611 #define NVIC_SetPriority __NVIC_SetPriority
AnnaBridge 172:65be27845400 612 #define NVIC_GetPriority __NVIC_GetPriority
AnnaBridge 172:65be27845400 613 #define NVIC_SystemReset __NVIC_SystemReset
AnnaBridge 172:65be27845400 614 #endif /* CMSIS_NVIC_VIRTUAL */
AnnaBridge 172:65be27845400 615
AnnaBridge 172:65be27845400 616 #ifdef CMSIS_VECTAB_VIRTUAL
AnnaBridge 172:65be27845400 617 #ifndef CMSIS_VECTAB_VIRTUAL_HEADER_FILE
AnnaBridge 172:65be27845400 618 #define CMSIS_VECTAB_VIRTUAL_HEADER_FILE "cmsis_vectab_virtual.h"
AnnaBridge 172:65be27845400 619 #endif
AnnaBridge 172:65be27845400 620 #include CMSIS_VECTAB_VIRTUAL_HEADER_FILE
AnnaBridge 172:65be27845400 621 #else
AnnaBridge 172:65be27845400 622 #define NVIC_SetVector __NVIC_SetVector
AnnaBridge 172:65be27845400 623 #define NVIC_GetVector __NVIC_GetVector
AnnaBridge 172:65be27845400 624 #endif /* (CMSIS_VECTAB_VIRTUAL) */
AnnaBridge 172:65be27845400 625
AnnaBridge 172:65be27845400 626 #define NVIC_USER_IRQ_OFFSET 16
AnnaBridge 172:65be27845400 627
AnnaBridge 172:65be27845400 628
AnnaBridge 172:65be27845400 629 /* The following EXC_RETURN values are saved the LR on exception entry */
AnnaBridge 172:65be27845400 630 #define EXC_RETURN_HANDLER (0xFFFFFFF1UL) /* return to Handler mode, uses MSP after return */
AnnaBridge 172:65be27845400 631 #define EXC_RETURN_THREAD_MSP (0xFFFFFFF9UL) /* return to Thread mode, uses MSP after return */
AnnaBridge 172:65be27845400 632 #define EXC_RETURN_THREAD_PSP (0xFFFFFFFDUL) /* return to Thread mode, uses PSP after return */
AnnaBridge 172:65be27845400 633
AnnaBridge 172:65be27845400 634
AnnaBridge 172:65be27845400 635 /* Interrupt Priorities are WORD accessible only under Armv6-M */
AnnaBridge 172:65be27845400 636 /* The following MACROS handle generation of the register offset and byte masks */
AnnaBridge 172:65be27845400 637 #define _BIT_SHIFT(IRQn) ( ((((uint32_t)(int32_t)(IRQn)) ) & 0x03UL) * 8UL)
AnnaBridge 172:65be27845400 638 #define _SHP_IDX(IRQn) ( (((((uint32_t)(int32_t)(IRQn)) & 0x0FUL)-8UL) >> 2UL) )
AnnaBridge 172:65be27845400 639 #define _IP_IDX(IRQn) ( (((uint32_t)(int32_t)(IRQn)) >> 2UL) )
AnnaBridge 172:65be27845400 640
AnnaBridge 172:65be27845400 641 #define __NVIC_SetPriorityGrouping(X) (void)(X)
AnnaBridge 172:65be27845400 642 #define __NVIC_GetPriorityGrouping() (0U)
AnnaBridge 172:65be27845400 643
AnnaBridge 172:65be27845400 644 /**
AnnaBridge 172:65be27845400 645 \brief Enable Interrupt
AnnaBridge 172:65be27845400 646 \details Enables a device specific interrupt in the NVIC interrupt controller.
AnnaBridge 172:65be27845400 647 \param [in] IRQn Device specific interrupt number.
AnnaBridge 172:65be27845400 648 \note IRQn must not be negative.
AnnaBridge 172:65be27845400 649 */
AnnaBridge 172:65be27845400 650 __STATIC_INLINE void __NVIC_EnableIRQ(IRQn_Type IRQn)
AnnaBridge 172:65be27845400 651 {
AnnaBridge 172:65be27845400 652 if ((int32_t)(IRQn) >= 0)
AnnaBridge 172:65be27845400 653 {
AnnaBridge 172:65be27845400 654 NVIC->ISER[0U] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL));
AnnaBridge 172:65be27845400 655 }
AnnaBridge 172:65be27845400 656 }
AnnaBridge 172:65be27845400 657
AnnaBridge 172:65be27845400 658
AnnaBridge 172:65be27845400 659 /**
AnnaBridge 172:65be27845400 660 \brief Get Interrupt Enable status
AnnaBridge 172:65be27845400 661 \details Returns a device specific interrupt enable status from the NVIC interrupt controller.
AnnaBridge 172:65be27845400 662 \param [in] IRQn Device specific interrupt number.
AnnaBridge 172:65be27845400 663 \return 0 Interrupt is not enabled.
AnnaBridge 172:65be27845400 664 \return 1 Interrupt is enabled.
AnnaBridge 172:65be27845400 665 \note IRQn must not be negative.
AnnaBridge 172:65be27845400 666 */
AnnaBridge 172:65be27845400 667 __STATIC_INLINE uint32_t __NVIC_GetEnableIRQ(IRQn_Type IRQn)
AnnaBridge 172:65be27845400 668 {
AnnaBridge 172:65be27845400 669 if ((int32_t)(IRQn) >= 0)
AnnaBridge 172:65be27845400 670 {
AnnaBridge 172:65be27845400 671 return((uint32_t)(((NVIC->ISER[0U] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL));
AnnaBridge 172:65be27845400 672 }
AnnaBridge 172:65be27845400 673 else
AnnaBridge 172:65be27845400 674 {
AnnaBridge 172:65be27845400 675 return(0U);
AnnaBridge 172:65be27845400 676 }
AnnaBridge 172:65be27845400 677 }
AnnaBridge 172:65be27845400 678
AnnaBridge 172:65be27845400 679
AnnaBridge 172:65be27845400 680 /**
AnnaBridge 172:65be27845400 681 \brief Disable Interrupt
AnnaBridge 172:65be27845400 682 \details Disables a device specific interrupt in the NVIC interrupt controller.
AnnaBridge 172:65be27845400 683 \param [in] IRQn Device specific interrupt number.
AnnaBridge 172:65be27845400 684 \note IRQn must not be negative.
AnnaBridge 172:65be27845400 685 */
AnnaBridge 172:65be27845400 686 __STATIC_INLINE void __NVIC_DisableIRQ(IRQn_Type IRQn)
AnnaBridge 172:65be27845400 687 {
AnnaBridge 172:65be27845400 688 if ((int32_t)(IRQn) >= 0)
AnnaBridge 172:65be27845400 689 {
AnnaBridge 172:65be27845400 690 NVIC->ICER[0U] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL));
AnnaBridge 172:65be27845400 691 __DSB();
AnnaBridge 172:65be27845400 692 __ISB();
AnnaBridge 172:65be27845400 693 }
AnnaBridge 172:65be27845400 694 }
AnnaBridge 172:65be27845400 695
AnnaBridge 172:65be27845400 696
AnnaBridge 172:65be27845400 697 /**
AnnaBridge 172:65be27845400 698 \brief Get Pending Interrupt
AnnaBridge 172:65be27845400 699 \details Reads the NVIC pending register and returns the pending bit for the specified device specific interrupt.
AnnaBridge 172:65be27845400 700 \param [in] IRQn Device specific interrupt number.
AnnaBridge 172:65be27845400 701 \return 0 Interrupt status is not pending.
AnnaBridge 172:65be27845400 702 \return 1 Interrupt status is pending.
AnnaBridge 172:65be27845400 703 \note IRQn must not be negative.
AnnaBridge 172:65be27845400 704 */
AnnaBridge 172:65be27845400 705 __STATIC_INLINE uint32_t __NVIC_GetPendingIRQ(IRQn_Type IRQn)
AnnaBridge 172:65be27845400 706 {
AnnaBridge 172:65be27845400 707 if ((int32_t)(IRQn) >= 0)
AnnaBridge 172:65be27845400 708 {
AnnaBridge 172:65be27845400 709 return((uint32_t)(((NVIC->ISPR[0U] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL));
AnnaBridge 172:65be27845400 710 }
AnnaBridge 172:65be27845400 711 else
AnnaBridge 172:65be27845400 712 {
AnnaBridge 172:65be27845400 713 return(0U);
AnnaBridge 172:65be27845400 714 }
AnnaBridge 172:65be27845400 715 }
AnnaBridge 172:65be27845400 716
AnnaBridge 172:65be27845400 717
AnnaBridge 172:65be27845400 718 /**
AnnaBridge 172:65be27845400 719 \brief Set Pending Interrupt
AnnaBridge 172:65be27845400 720 \details Sets the pending bit of a device specific interrupt in the NVIC pending register.
AnnaBridge 172:65be27845400 721 \param [in] IRQn Device specific interrupt number.
AnnaBridge 172:65be27845400 722 \note IRQn must not be negative.
AnnaBridge 172:65be27845400 723 */
AnnaBridge 172:65be27845400 724 __STATIC_INLINE void __NVIC_SetPendingIRQ(IRQn_Type IRQn)
AnnaBridge 172:65be27845400 725 {
AnnaBridge 172:65be27845400 726 if ((int32_t)(IRQn) >= 0)
AnnaBridge 172:65be27845400 727 {
AnnaBridge 172:65be27845400 728 NVIC->ISPR[0U] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL));
AnnaBridge 172:65be27845400 729 }
AnnaBridge 172:65be27845400 730 }
AnnaBridge 172:65be27845400 731
AnnaBridge 172:65be27845400 732
AnnaBridge 172:65be27845400 733 /**
AnnaBridge 172:65be27845400 734 \brief Clear Pending Interrupt
AnnaBridge 172:65be27845400 735 \details Clears the pending bit of a device specific interrupt in the NVIC pending register.
AnnaBridge 172:65be27845400 736 \param [in] IRQn Device specific interrupt number.
AnnaBridge 172:65be27845400 737 \note IRQn must not be negative.
AnnaBridge 172:65be27845400 738 */
AnnaBridge 172:65be27845400 739 __STATIC_INLINE void __NVIC_ClearPendingIRQ(IRQn_Type IRQn)
AnnaBridge 172:65be27845400 740 {
AnnaBridge 172:65be27845400 741 if ((int32_t)(IRQn) >= 0)
AnnaBridge 172:65be27845400 742 {
AnnaBridge 172:65be27845400 743 NVIC->ICPR[0U] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL));
AnnaBridge 172:65be27845400 744 }
AnnaBridge 172:65be27845400 745 }
AnnaBridge 172:65be27845400 746
AnnaBridge 172:65be27845400 747
AnnaBridge 172:65be27845400 748 /**
AnnaBridge 172:65be27845400 749 \brief Set Interrupt Priority
AnnaBridge 172:65be27845400 750 \details Sets the priority of a device specific interrupt or a processor exception.
AnnaBridge 172:65be27845400 751 The interrupt number can be positive to specify a device specific interrupt,
AnnaBridge 172:65be27845400 752 or negative to specify a processor exception.
AnnaBridge 172:65be27845400 753 \param [in] IRQn Interrupt number.
AnnaBridge 172:65be27845400 754 \param [in] priority Priority to set.
AnnaBridge 172:65be27845400 755 \note The priority cannot be set for every processor exception.
AnnaBridge 172:65be27845400 756 */
AnnaBridge 172:65be27845400 757 __STATIC_INLINE void __NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
AnnaBridge 172:65be27845400 758 {
AnnaBridge 172:65be27845400 759 if ((int32_t)(IRQn) >= 0)
AnnaBridge 172:65be27845400 760 {
AnnaBridge 172:65be27845400 761 NVIC->IP[_IP_IDX(IRQn)] = ((uint32_t)(NVIC->IP[_IP_IDX(IRQn)] & ~(0xFFUL << _BIT_SHIFT(IRQn))) |
AnnaBridge 172:65be27845400 762 (((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL) << _BIT_SHIFT(IRQn)));
AnnaBridge 172:65be27845400 763 }
AnnaBridge 172:65be27845400 764 else
AnnaBridge 172:65be27845400 765 {
AnnaBridge 172:65be27845400 766 SCB->SHP[_SHP_IDX(IRQn)] = ((uint32_t)(SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFFUL << _BIT_SHIFT(IRQn))) |
AnnaBridge 172:65be27845400 767 (((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL) << _BIT_SHIFT(IRQn)));
AnnaBridge 172:65be27845400 768 }
AnnaBridge 172:65be27845400 769 }
AnnaBridge 172:65be27845400 770
AnnaBridge 172:65be27845400 771
AnnaBridge 172:65be27845400 772 /**
AnnaBridge 172:65be27845400 773 \brief Get Interrupt Priority
AnnaBridge 172:65be27845400 774 \details Reads the priority of a device specific interrupt or a processor exception.
AnnaBridge 172:65be27845400 775 The interrupt number can be positive to specify a device specific interrupt,
AnnaBridge 172:65be27845400 776 or negative to specify a processor exception.
AnnaBridge 172:65be27845400 777 \param [in] IRQn Interrupt number.
AnnaBridge 172:65be27845400 778 \return Interrupt Priority.
AnnaBridge 172:65be27845400 779 Value is aligned automatically to the implemented priority bits of the microcontroller.
AnnaBridge 172:65be27845400 780 */
AnnaBridge 172:65be27845400 781 __STATIC_INLINE uint32_t __NVIC_GetPriority(IRQn_Type IRQn)
AnnaBridge 172:65be27845400 782 {
AnnaBridge 172:65be27845400 783
AnnaBridge 172:65be27845400 784 if ((int32_t)(IRQn) >= 0)
AnnaBridge 172:65be27845400 785 {
AnnaBridge 172:65be27845400 786 return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & (uint32_t)0xFFUL) >> (8U - __NVIC_PRIO_BITS)));
AnnaBridge 172:65be27845400 787 }
AnnaBridge 172:65be27845400 788 else
AnnaBridge 172:65be27845400 789 {
AnnaBridge 172:65be27845400 790 return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & (uint32_t)0xFFUL) >> (8U - __NVIC_PRIO_BITS)));
AnnaBridge 172:65be27845400 791 }
AnnaBridge 172:65be27845400 792 }
AnnaBridge 172:65be27845400 793
AnnaBridge 172:65be27845400 794
AnnaBridge 172:65be27845400 795 /**
AnnaBridge 172:65be27845400 796 \brief Encode Priority
AnnaBridge 172:65be27845400 797 \details Encodes the priority for an interrupt with the given priority group,
AnnaBridge 172:65be27845400 798 preemptive priority value, and subpriority value.
AnnaBridge 172:65be27845400 799 In case of a conflict between priority grouping and available
AnnaBridge 172:65be27845400 800 priority bits (__NVIC_PRIO_BITS), the smallest possible priority group is set.
AnnaBridge 172:65be27845400 801 \param [in] PriorityGroup Used priority group.
AnnaBridge 172:65be27845400 802 \param [in] PreemptPriority Preemptive priority value (starting from 0).
AnnaBridge 172:65be27845400 803 \param [in] SubPriority Subpriority value (starting from 0).
AnnaBridge 172:65be27845400 804 \return Encoded priority. Value can be used in the function \ref NVIC_SetPriority().
AnnaBridge 172:65be27845400 805 */
AnnaBridge 172:65be27845400 806 __STATIC_INLINE uint32_t NVIC_EncodePriority (uint32_t PriorityGroup, uint32_t PreemptPriority, uint32_t SubPriority)
AnnaBridge 172:65be27845400 807 {
AnnaBridge 172:65be27845400 808 uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */
AnnaBridge 172:65be27845400 809 uint32_t PreemptPriorityBits;
AnnaBridge 172:65be27845400 810 uint32_t SubPriorityBits;
AnnaBridge 172:65be27845400 811
AnnaBridge 172:65be27845400 812 PreemptPriorityBits = ((7UL - PriorityGroupTmp) > (uint32_t)(__NVIC_PRIO_BITS)) ? (uint32_t)(__NVIC_PRIO_BITS) : (uint32_t)(7UL - PriorityGroupTmp);
AnnaBridge 172:65be27845400 813 SubPriorityBits = ((PriorityGroupTmp + (uint32_t)(__NVIC_PRIO_BITS)) < (uint32_t)7UL) ? (uint32_t)0UL : (uint32_t)((PriorityGroupTmp - 7UL) + (uint32_t)(__NVIC_PRIO_BITS));
AnnaBridge 172:65be27845400 814
AnnaBridge 172:65be27845400 815 return (
AnnaBridge 172:65be27845400 816 ((PreemptPriority & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL)) << SubPriorityBits) |
AnnaBridge 172:65be27845400 817 ((SubPriority & (uint32_t)((1UL << (SubPriorityBits )) - 1UL)))
AnnaBridge 172:65be27845400 818 );
AnnaBridge 172:65be27845400 819 }
AnnaBridge 172:65be27845400 820
AnnaBridge 172:65be27845400 821
AnnaBridge 172:65be27845400 822 /**
AnnaBridge 172:65be27845400 823 \brief Decode Priority
AnnaBridge 172:65be27845400 824 \details Decodes an interrupt priority value with a given priority group to
AnnaBridge 172:65be27845400 825 preemptive priority value and subpriority value.
AnnaBridge 172:65be27845400 826 In case of a conflict between priority grouping and available
AnnaBridge 172:65be27845400 827 priority bits (__NVIC_PRIO_BITS) the smallest possible priority group is set.
AnnaBridge 172:65be27845400 828 \param [in] Priority Priority value, which can be retrieved with the function \ref NVIC_GetPriority().
AnnaBridge 172:65be27845400 829 \param [in] PriorityGroup Used priority group.
AnnaBridge 172:65be27845400 830 \param [out] pPreemptPriority Preemptive priority value (starting from 0).
AnnaBridge 172:65be27845400 831 \param [out] pSubPriority Subpriority value (starting from 0).
AnnaBridge 172:65be27845400 832 */
AnnaBridge 172:65be27845400 833 __STATIC_INLINE void NVIC_DecodePriority (uint32_t Priority, uint32_t PriorityGroup, uint32_t* const pPreemptPriority, uint32_t* const pSubPriority)
AnnaBridge 172:65be27845400 834 {
AnnaBridge 172:65be27845400 835 uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */
AnnaBridge 172:65be27845400 836 uint32_t PreemptPriorityBits;
AnnaBridge 172:65be27845400 837 uint32_t SubPriorityBits;
AnnaBridge 172:65be27845400 838
AnnaBridge 172:65be27845400 839 PreemptPriorityBits = ((7UL - PriorityGroupTmp) > (uint32_t)(__NVIC_PRIO_BITS)) ? (uint32_t)(__NVIC_PRIO_BITS) : (uint32_t)(7UL - PriorityGroupTmp);
AnnaBridge 172:65be27845400 840 SubPriorityBits = ((PriorityGroupTmp + (uint32_t)(__NVIC_PRIO_BITS)) < (uint32_t)7UL) ? (uint32_t)0UL : (uint32_t)((PriorityGroupTmp - 7UL) + (uint32_t)(__NVIC_PRIO_BITS));
AnnaBridge 172:65be27845400 841
AnnaBridge 172:65be27845400 842 *pPreemptPriority = (Priority >> SubPriorityBits) & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL);
AnnaBridge 172:65be27845400 843 *pSubPriority = (Priority ) & (uint32_t)((1UL << (SubPriorityBits )) - 1UL);
AnnaBridge 172:65be27845400 844 }
AnnaBridge 172:65be27845400 845
AnnaBridge 172:65be27845400 846
AnnaBridge 172:65be27845400 847
AnnaBridge 172:65be27845400 848 /**
AnnaBridge 172:65be27845400 849 \brief Set Interrupt Vector
AnnaBridge 172:65be27845400 850 \details Sets an interrupt vector in SRAM based interrupt vector table.
AnnaBridge 172:65be27845400 851 The interrupt number can be positive to specify a device specific interrupt,
AnnaBridge 172:65be27845400 852 or negative to specify a processor exception.
AnnaBridge 172:65be27845400 853 Address 0 must be mapped to SRAM.
AnnaBridge 172:65be27845400 854 \param [in] IRQn Interrupt number
AnnaBridge 172:65be27845400 855 \param [in] vector Address of interrupt handler function
AnnaBridge 172:65be27845400 856 */
AnnaBridge 172:65be27845400 857 __STATIC_INLINE void __NVIC_SetVector(IRQn_Type IRQn, uint32_t vector)
AnnaBridge 172:65be27845400 858 {
AnnaBridge 172:65be27845400 859 uint32_t *vectors = (uint32_t *)0x0U;
AnnaBridge 172:65be27845400 860 vectors[(int32_t)IRQn + NVIC_USER_IRQ_OFFSET] = vector;
AnnaBridge 172:65be27845400 861 }
AnnaBridge 172:65be27845400 862
AnnaBridge 172:65be27845400 863
AnnaBridge 172:65be27845400 864 /**
AnnaBridge 172:65be27845400 865 \brief Get Interrupt Vector
AnnaBridge 172:65be27845400 866 \details Reads an interrupt vector from interrupt vector table.
AnnaBridge 172:65be27845400 867 The interrupt number can be positive to specify a device specific interrupt,
AnnaBridge 172:65be27845400 868 or negative to specify a processor exception.
AnnaBridge 172:65be27845400 869 \param [in] IRQn Interrupt number.
AnnaBridge 172:65be27845400 870 \return Address of interrupt handler function
AnnaBridge 172:65be27845400 871 */
AnnaBridge 172:65be27845400 872 __STATIC_INLINE uint32_t __NVIC_GetVector(IRQn_Type IRQn)
AnnaBridge 172:65be27845400 873 {
AnnaBridge 172:65be27845400 874 uint32_t *vectors = (uint32_t *)0x0U;
AnnaBridge 172:65be27845400 875 return vectors[(int32_t)IRQn + NVIC_USER_IRQ_OFFSET];
AnnaBridge 172:65be27845400 876 }
AnnaBridge 172:65be27845400 877
AnnaBridge 172:65be27845400 878
AnnaBridge 172:65be27845400 879 /**
AnnaBridge 172:65be27845400 880 \brief System Reset
AnnaBridge 172:65be27845400 881 \details Initiates a system reset request to reset the MCU.
AnnaBridge 172:65be27845400 882 */
AnnaBridge 172:65be27845400 883 __NO_RETURN __STATIC_INLINE void __NVIC_SystemReset(void)
AnnaBridge 172:65be27845400 884 {
AnnaBridge 172:65be27845400 885 __DSB(); /* Ensure all outstanding memory accesses included
AnnaBridge 172:65be27845400 886 buffered write are completed before reset */
AnnaBridge 172:65be27845400 887 SCB->AIRCR = ((0x5FAUL << SCB_AIRCR_VECTKEY_Pos) |
AnnaBridge 172:65be27845400 888 SCB_AIRCR_SYSRESETREQ_Msk);
AnnaBridge 172:65be27845400 889 __DSB(); /* Ensure completion of memory access */
AnnaBridge 172:65be27845400 890
AnnaBridge 172:65be27845400 891 for(;;) /* wait until reset */
AnnaBridge 172:65be27845400 892 {
AnnaBridge 172:65be27845400 893 __NOP();
AnnaBridge 172:65be27845400 894 }
AnnaBridge 172:65be27845400 895 }
AnnaBridge 172:65be27845400 896
AnnaBridge 172:65be27845400 897 /*@} end of CMSIS_Core_NVICFunctions */
AnnaBridge 172:65be27845400 898
AnnaBridge 172:65be27845400 899
AnnaBridge 172:65be27845400 900 /* ########################## FPU functions #################################### */
AnnaBridge 172:65be27845400 901 /**
AnnaBridge 172:65be27845400 902 \ingroup CMSIS_Core_FunctionInterface
AnnaBridge 172:65be27845400 903 \defgroup CMSIS_Core_FpuFunctions FPU Functions
AnnaBridge 172:65be27845400 904 \brief Function that provides FPU type.
AnnaBridge 172:65be27845400 905 @{
AnnaBridge 172:65be27845400 906 */
AnnaBridge 172:65be27845400 907
AnnaBridge 172:65be27845400 908 /**
AnnaBridge 172:65be27845400 909 \brief get FPU type
AnnaBridge 172:65be27845400 910 \details returns the FPU type
AnnaBridge 172:65be27845400 911 \returns
AnnaBridge 172:65be27845400 912 - \b 0: No FPU
AnnaBridge 172:65be27845400 913 - \b 1: Single precision FPU
AnnaBridge 172:65be27845400 914 - \b 2: Double + Single precision FPU
AnnaBridge 172:65be27845400 915 */
AnnaBridge 172:65be27845400 916 __STATIC_INLINE uint32_t SCB_GetFPUType(void)
AnnaBridge 172:65be27845400 917 {
AnnaBridge 172:65be27845400 918 return 0U; /* No FPU */
AnnaBridge 172:65be27845400 919 }
AnnaBridge 172:65be27845400 920
AnnaBridge 172:65be27845400 921
AnnaBridge 172:65be27845400 922 /*@} end of CMSIS_Core_FpuFunctions */
AnnaBridge 172:65be27845400 923
AnnaBridge 172:65be27845400 924
AnnaBridge 172:65be27845400 925
AnnaBridge 172:65be27845400 926 /* ################################## SysTick function ############################################ */
AnnaBridge 172:65be27845400 927 /**
AnnaBridge 172:65be27845400 928 \ingroup CMSIS_Core_FunctionInterface
AnnaBridge 172:65be27845400 929 \defgroup CMSIS_Core_SysTickFunctions SysTick Functions
AnnaBridge 172:65be27845400 930 \brief Functions that configure the System.
AnnaBridge 172:65be27845400 931 @{
AnnaBridge 172:65be27845400 932 */
AnnaBridge 172:65be27845400 933
AnnaBridge 172:65be27845400 934 #if defined (__Vendor_SysTickConfig) && (__Vendor_SysTickConfig == 0U)
AnnaBridge 172:65be27845400 935
AnnaBridge 172:65be27845400 936 /**
AnnaBridge 172:65be27845400 937 \brief System Tick Configuration
AnnaBridge 172:65be27845400 938 \details Initializes the System Timer and its interrupt, and starts the System Tick Timer.
AnnaBridge 172:65be27845400 939 Counter is in free running mode to generate periodic interrupts.
AnnaBridge 172:65be27845400 940 \param [in] ticks Number of ticks between two interrupts.
AnnaBridge 172:65be27845400 941 \return 0 Function succeeded.
AnnaBridge 172:65be27845400 942 \return 1 Function failed.
AnnaBridge 172:65be27845400 943 \note When the variable <b>__Vendor_SysTickConfig</b> is set to 1, then the
AnnaBridge 172:65be27845400 944 function <b>SysTick_Config</b> is not included. In this case, the file <b><i>device</i>.h</b>
AnnaBridge 172:65be27845400 945 must contain a vendor-specific implementation of this function.
AnnaBridge 172:65be27845400 946 */
AnnaBridge 172:65be27845400 947 __STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)
AnnaBridge 172:65be27845400 948 {
AnnaBridge 172:65be27845400 949 if ((ticks - 1UL) > SysTick_LOAD_RELOAD_Msk)
AnnaBridge 172:65be27845400 950 {
AnnaBridge 172:65be27845400 951 return (1UL); /* Reload value impossible */
AnnaBridge 172:65be27845400 952 }
AnnaBridge 172:65be27845400 953
AnnaBridge 172:65be27845400 954 SysTick->LOAD = (uint32_t)(ticks - 1UL); /* set reload register */
AnnaBridge 172:65be27845400 955 NVIC_SetPriority (SysTick_IRQn, (1UL << __NVIC_PRIO_BITS) - 1UL); /* set Priority for Systick Interrupt */
AnnaBridge 172:65be27845400 956 SysTick->VAL = 0UL; /* Load the SysTick Counter Value */
AnnaBridge 172:65be27845400 957 SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
AnnaBridge 172:65be27845400 958 SysTick_CTRL_TICKINT_Msk |
AnnaBridge 172:65be27845400 959 SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
AnnaBridge 172:65be27845400 960 return (0UL); /* Function successful */
AnnaBridge 172:65be27845400 961 }
AnnaBridge 172:65be27845400 962
AnnaBridge 172:65be27845400 963 #endif
AnnaBridge 172:65be27845400 964
AnnaBridge 172:65be27845400 965 /*@} end of CMSIS_Core_SysTickFunctions */
AnnaBridge 172:65be27845400 966
AnnaBridge 172:65be27845400 967
AnnaBridge 172:65be27845400 968
AnnaBridge 172:65be27845400 969
AnnaBridge 172:65be27845400 970 #ifdef __cplusplus
AnnaBridge 172:65be27845400 971 }
AnnaBridge 172:65be27845400 972 #endif
AnnaBridge 172:65be27845400 973
AnnaBridge 172:65be27845400 974 #endif /* __CORE_CM1_H_DEPENDANT */
AnnaBridge 172:65be27845400 975
AnnaBridge 172:65be27845400 976 #endif /* __CMSIS_GENERIC */