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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_RO359B/core_cmFunc.h@143:86740a56073b, 2017-05-26 (annotated)

Committer:
AnnaBridge
Date:
Fri May 26 12:30:20 2017 +0100
Revision:
143:86740a56073b
Release 143 of the mbed library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 143:86740a56073b 1 /**************************************************************************//**
AnnaBridge 143:86740a56073b 2 * @file core_cmFunc.h
AnnaBridge 143:86740a56073b 3 * @brief CMSIS Cortex-M Core Function Access Header File
AnnaBridge 143:86740a56073b 4 * @version V4.10
AnnaBridge 143:86740a56073b 5 * @date 18. March 2015
AnnaBridge 143:86740a56073b 6 *
AnnaBridge 143:86740a56073b 7 * @note
AnnaBridge 143:86740a56073b 8 *
AnnaBridge 143:86740a56073b 9 ******************************************************************************/
AnnaBridge 143:86740a56073b 10 /* Copyright (c) 2009 - 2015 ARM LIMITED
AnnaBridge 143:86740a56073b 11
AnnaBridge 143:86740a56073b 12 All rights reserved.
AnnaBridge 143:86740a56073b 13 Redistribution and use in source and binary forms, with or without
AnnaBridge 143:86740a56073b 14 modification, are permitted provided that the following conditions are met:
AnnaBridge 143:86740a56073b 15 - Redistributions of source code must retain the above copyright
AnnaBridge 143:86740a56073b 16 notice, this list of conditions and the following disclaimer.
AnnaBridge 143:86740a56073b 17 - Redistributions in binary form must reproduce the above copyright
AnnaBridge 143:86740a56073b 18 notice, this list of conditions and the following disclaimer in the
AnnaBridge 143:86740a56073b 19 documentation and/or other materials provided with the distribution.
AnnaBridge 143:86740a56073b 20 - Neither the name of ARM nor the names of its contributors may be used
AnnaBridge 143:86740a56073b 21 to endorse or promote products derived from this software without
AnnaBridge 143:86740a56073b 22 specific prior written permission.
AnnaBridge 143:86740a56073b 23 *
AnnaBridge 143:86740a56073b 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 143:86740a56073b 25 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 143:86740a56073b 26 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
AnnaBridge 143:86740a56073b 27 ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
AnnaBridge 143:86740a56073b 28 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
AnnaBridge 143:86740a56073b 29 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
AnnaBridge 143:86740a56073b 30 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
AnnaBridge 143:86740a56073b 31 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
AnnaBridge 143:86740a56073b 32 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
AnnaBridge 143:86740a56073b 33 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
AnnaBridge 143:86740a56073b 34 POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 143:86740a56073b 35 ---------------------------------------------------------------------------*/
AnnaBridge 143:86740a56073b 36
AnnaBridge 143:86740a56073b 37
AnnaBridge 143:86740a56073b 38 #ifndef __CORE_CMFUNC_H
AnnaBridge 143:86740a56073b 39 #define __CORE_CMFUNC_H
AnnaBridge 143:86740a56073b 40
AnnaBridge 143:86740a56073b 41
AnnaBridge 143:86740a56073b 42 /* ########################### Core Function Access ########################### */
AnnaBridge 143:86740a56073b 43 /** \ingroup CMSIS_Core_FunctionInterface
AnnaBridge 143:86740a56073b 44 \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions
AnnaBridge 143:86740a56073b 45 @{
AnnaBridge 143:86740a56073b 46 */
AnnaBridge 143:86740a56073b 47
AnnaBridge 143:86740a56073b 48 #if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/
AnnaBridge 143:86740a56073b 49 /* ARM armcc specific functions */
AnnaBridge 143:86740a56073b 50
AnnaBridge 143:86740a56073b 51 #if (__ARMCC_VERSION < 400677)
AnnaBridge 143:86740a56073b 52 #error "Please use ARM Compiler Toolchain V4.0.677 or later!"
AnnaBridge 143:86740a56073b 53 #endif
AnnaBridge 143:86740a56073b 54
AnnaBridge 143:86740a56073b 55 /* intrinsic void __enable_irq(); */
AnnaBridge 143:86740a56073b 56 /* intrinsic void __disable_irq(); */
AnnaBridge 143:86740a56073b 57
AnnaBridge 143:86740a56073b 58 /** \brief Get Control Register
AnnaBridge 143:86740a56073b 59
AnnaBridge 143:86740a56073b 60 This function returns the content of the Control Register.
AnnaBridge 143:86740a56073b 61
AnnaBridge 143:86740a56073b 62 \return Control Register value
AnnaBridge 143:86740a56073b 63 */
AnnaBridge 143:86740a56073b 64 __STATIC_INLINE uint32_t __get_CONTROL(void)
AnnaBridge 143:86740a56073b 65 {
AnnaBridge 143:86740a56073b 66 register uint32_t __regControl __ASM("control");
AnnaBridge 143:86740a56073b 67 return(__regControl);
AnnaBridge 143:86740a56073b 68 }
AnnaBridge 143:86740a56073b 69
AnnaBridge 143:86740a56073b 70
AnnaBridge 143:86740a56073b 71 /** \brief Set Control Register
AnnaBridge 143:86740a56073b 72
AnnaBridge 143:86740a56073b 73 This function writes the given value to the Control Register.
AnnaBridge 143:86740a56073b 74
AnnaBridge 143:86740a56073b 75 \param [in] control Control Register value to set
AnnaBridge 143:86740a56073b 76 */
AnnaBridge 143:86740a56073b 77 __STATIC_INLINE void __set_CONTROL(uint32_t control)
AnnaBridge 143:86740a56073b 78 {
AnnaBridge 143:86740a56073b 79 register uint32_t __regControl __ASM("control");
AnnaBridge 143:86740a56073b 80 __regControl = control;
AnnaBridge 143:86740a56073b 81 }
AnnaBridge 143:86740a56073b 82
AnnaBridge 143:86740a56073b 83
AnnaBridge 143:86740a56073b 84 /** \brief Get IPSR Register
AnnaBridge 143:86740a56073b 85
AnnaBridge 143:86740a56073b 86 This function returns the content of the IPSR Register.
AnnaBridge 143:86740a56073b 87
AnnaBridge 143:86740a56073b 88 \return IPSR Register value
AnnaBridge 143:86740a56073b 89 */
AnnaBridge 143:86740a56073b 90 __STATIC_INLINE uint32_t __get_IPSR(void)
AnnaBridge 143:86740a56073b 91 {
AnnaBridge 143:86740a56073b 92 register uint32_t __regIPSR __ASM("ipsr");
AnnaBridge 143:86740a56073b 93 return(__regIPSR);
AnnaBridge 143:86740a56073b 94 }
AnnaBridge 143:86740a56073b 95
AnnaBridge 143:86740a56073b 96
AnnaBridge 143:86740a56073b 97 /** \brief Get APSR Register
AnnaBridge 143:86740a56073b 98
AnnaBridge 143:86740a56073b 99 This function returns the content of the APSR Register.
AnnaBridge 143:86740a56073b 100
AnnaBridge 143:86740a56073b 101 \return APSR Register value
AnnaBridge 143:86740a56073b 102 */
AnnaBridge 143:86740a56073b 103 __STATIC_INLINE uint32_t __get_APSR(void)
AnnaBridge 143:86740a56073b 104 {
AnnaBridge 143:86740a56073b 105 register uint32_t __regAPSR __ASM("apsr");
AnnaBridge 143:86740a56073b 106 return(__regAPSR);
AnnaBridge 143:86740a56073b 107 }
AnnaBridge 143:86740a56073b 108
AnnaBridge 143:86740a56073b 109
AnnaBridge 143:86740a56073b 110 /** \brief Get xPSR Register
AnnaBridge 143:86740a56073b 111
AnnaBridge 143:86740a56073b 112 This function returns the content of the xPSR Register.
AnnaBridge 143:86740a56073b 113
AnnaBridge 143:86740a56073b 114 \return xPSR Register value
AnnaBridge 143:86740a56073b 115 */
AnnaBridge 143:86740a56073b 116 __STATIC_INLINE uint32_t __get_xPSR(void)
AnnaBridge 143:86740a56073b 117 {
AnnaBridge 143:86740a56073b 118 register uint32_t __regXPSR __ASM("xpsr");
AnnaBridge 143:86740a56073b 119 return(__regXPSR);
AnnaBridge 143:86740a56073b 120 }
AnnaBridge 143:86740a56073b 121
AnnaBridge 143:86740a56073b 122
AnnaBridge 143:86740a56073b 123 /** \brief Get Process Stack Pointer
AnnaBridge 143:86740a56073b 124
AnnaBridge 143:86740a56073b 125 This function returns the current value of the Process Stack Pointer (PSP).
AnnaBridge 143:86740a56073b 126
AnnaBridge 143:86740a56073b 127 \return PSP Register value
AnnaBridge 143:86740a56073b 128 */
AnnaBridge 143:86740a56073b 129 __STATIC_INLINE uint32_t __get_PSP(void)
AnnaBridge 143:86740a56073b 130 {
AnnaBridge 143:86740a56073b 131 register uint32_t __regProcessStackPointer __ASM("psp");
AnnaBridge 143:86740a56073b 132 return(__regProcessStackPointer);
AnnaBridge 143:86740a56073b 133 }
AnnaBridge 143:86740a56073b 134
AnnaBridge 143:86740a56073b 135
AnnaBridge 143:86740a56073b 136 /** \brief Set Process Stack Pointer
AnnaBridge 143:86740a56073b 137
AnnaBridge 143:86740a56073b 138 This function assigns the given value to the Process Stack Pointer (PSP).
AnnaBridge 143:86740a56073b 139
AnnaBridge 143:86740a56073b 140 \param [in] topOfProcStack Process Stack Pointer value to set
AnnaBridge 143:86740a56073b 141 */
AnnaBridge 143:86740a56073b 142 __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
AnnaBridge 143:86740a56073b 143 {
AnnaBridge 143:86740a56073b 144 register uint32_t __regProcessStackPointer __ASM("psp");
AnnaBridge 143:86740a56073b 145 __regProcessStackPointer = topOfProcStack;
AnnaBridge 143:86740a56073b 146 }
AnnaBridge 143:86740a56073b 147
AnnaBridge 143:86740a56073b 148
AnnaBridge 143:86740a56073b 149 /** \brief Get Main Stack Pointer
AnnaBridge 143:86740a56073b 150
AnnaBridge 143:86740a56073b 151 This function returns the current value of the Main Stack Pointer (MSP).
AnnaBridge 143:86740a56073b 152
AnnaBridge 143:86740a56073b 153 \return MSP Register value
AnnaBridge 143:86740a56073b 154 */
AnnaBridge 143:86740a56073b 155 __STATIC_INLINE uint32_t __get_MSP(void)
AnnaBridge 143:86740a56073b 156 {
AnnaBridge 143:86740a56073b 157 register uint32_t __regMainStackPointer __ASM("msp");
AnnaBridge 143:86740a56073b 158 return(__regMainStackPointer);
AnnaBridge 143:86740a56073b 159 }
AnnaBridge 143:86740a56073b 160
AnnaBridge 143:86740a56073b 161
AnnaBridge 143:86740a56073b 162 /** \brief Set Main Stack Pointer
AnnaBridge 143:86740a56073b 163
AnnaBridge 143:86740a56073b 164 This function assigns the given value to the Main Stack Pointer (MSP).
AnnaBridge 143:86740a56073b 165
AnnaBridge 143:86740a56073b 166 \param [in] topOfMainStack Main Stack Pointer value to set
AnnaBridge 143:86740a56073b 167 */
AnnaBridge 143:86740a56073b 168 __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
AnnaBridge 143:86740a56073b 169 {
AnnaBridge 143:86740a56073b 170 register uint32_t __regMainStackPointer __ASM("msp");
AnnaBridge 143:86740a56073b 171 __regMainStackPointer = topOfMainStack;
AnnaBridge 143:86740a56073b 172 }
AnnaBridge 143:86740a56073b 173
AnnaBridge 143:86740a56073b 174
AnnaBridge 143:86740a56073b 175 /** \brief Get Priority Mask
AnnaBridge 143:86740a56073b 176
AnnaBridge 143:86740a56073b 177 This function returns the current state of the priority mask bit from the Priority Mask Register.
AnnaBridge 143:86740a56073b 178
AnnaBridge 143:86740a56073b 179 \return Priority Mask value
AnnaBridge 143:86740a56073b 180 */
AnnaBridge 143:86740a56073b 181 __STATIC_INLINE uint32_t __get_PRIMASK(void)
AnnaBridge 143:86740a56073b 182 {
AnnaBridge 143:86740a56073b 183 register uint32_t __regPriMask __ASM("primask");
AnnaBridge 143:86740a56073b 184 return(__regPriMask);
AnnaBridge 143:86740a56073b 185 }
AnnaBridge 143:86740a56073b 186
AnnaBridge 143:86740a56073b 187
AnnaBridge 143:86740a56073b 188 /** \brief Set Priority Mask
AnnaBridge 143:86740a56073b 189
AnnaBridge 143:86740a56073b 190 This function assigns the given value to the Priority Mask Register.
AnnaBridge 143:86740a56073b 191
AnnaBridge 143:86740a56073b 192 \param [in] priMask Priority Mask
AnnaBridge 143:86740a56073b 193 */
AnnaBridge 143:86740a56073b 194 __STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
AnnaBridge 143:86740a56073b 195 {
AnnaBridge 143:86740a56073b 196 register uint32_t __regPriMask __ASM("primask");
AnnaBridge 143:86740a56073b 197 __regPriMask = (priMask);
AnnaBridge 143:86740a56073b 198 }
AnnaBridge 143:86740a56073b 199
AnnaBridge 143:86740a56073b 200
AnnaBridge 143:86740a56073b 201 #if (__CORTEX_M >= 0x03) || (__CORTEX_SC >= 300)
AnnaBridge 143:86740a56073b 202
AnnaBridge 143:86740a56073b 203 /** \brief Enable FIQ
AnnaBridge 143:86740a56073b 204
AnnaBridge 143:86740a56073b 205 This function enables FIQ interrupts by clearing the F-bit in the CPSR.
AnnaBridge 143:86740a56073b 206 Can only be executed in Privileged modes.
AnnaBridge 143:86740a56073b 207 */
AnnaBridge 143:86740a56073b 208 #define __enable_fault_irq __enable_fiq
AnnaBridge 143:86740a56073b 209
AnnaBridge 143:86740a56073b 210
AnnaBridge 143:86740a56073b 211 /** \brief Disable FIQ
AnnaBridge 143:86740a56073b 212
AnnaBridge 143:86740a56073b 213 This function disables FIQ interrupts by setting the F-bit in the CPSR.
AnnaBridge 143:86740a56073b 214 Can only be executed in Privileged modes.
AnnaBridge 143:86740a56073b 215 */
AnnaBridge 143:86740a56073b 216 #define __disable_fault_irq __disable_fiq
AnnaBridge 143:86740a56073b 217
AnnaBridge 143:86740a56073b 218
AnnaBridge 143:86740a56073b 219 /** \brief Get Base Priority
AnnaBridge 143:86740a56073b 220
AnnaBridge 143:86740a56073b 221 This function returns the current value of the Base Priority register.
AnnaBridge 143:86740a56073b 222
AnnaBridge 143:86740a56073b 223 \return Base Priority register value
AnnaBridge 143:86740a56073b 224 */
AnnaBridge 143:86740a56073b 225 __STATIC_INLINE uint32_t __get_BASEPRI(void)
AnnaBridge 143:86740a56073b 226 {
AnnaBridge 143:86740a56073b 227 register uint32_t __regBasePri __ASM("basepri");
AnnaBridge 143:86740a56073b 228 return(__regBasePri);
AnnaBridge 143:86740a56073b 229 }
AnnaBridge 143:86740a56073b 230
AnnaBridge 143:86740a56073b 231
AnnaBridge 143:86740a56073b 232 /** \brief Set Base Priority
AnnaBridge 143:86740a56073b 233
AnnaBridge 143:86740a56073b 234 This function assigns the given value to the Base Priority register.
AnnaBridge 143:86740a56073b 235
AnnaBridge 143:86740a56073b 236 \param [in] basePri Base Priority value to set
AnnaBridge 143:86740a56073b 237 */
AnnaBridge 143:86740a56073b 238 __STATIC_INLINE void __set_BASEPRI(uint32_t basePri)
AnnaBridge 143:86740a56073b 239 {
AnnaBridge 143:86740a56073b 240 register uint32_t __regBasePri __ASM("basepri");
AnnaBridge 143:86740a56073b 241 __regBasePri = (basePri & 0xff);
AnnaBridge 143:86740a56073b 242 }
AnnaBridge 143:86740a56073b 243
AnnaBridge 143:86740a56073b 244
AnnaBridge 143:86740a56073b 245 /** \brief Set Base Priority with condition
AnnaBridge 143:86740a56073b 246
AnnaBridge 143:86740a56073b 247 This function assigns the given value to the Base Priority register only if BASEPRI masking is disabled,
AnnaBridge 143:86740a56073b 248 or the new value increases the BASEPRI priority level.
AnnaBridge 143:86740a56073b 249
AnnaBridge 143:86740a56073b 250 \param [in] basePri Base Priority value to set
AnnaBridge 143:86740a56073b 251 */
AnnaBridge 143:86740a56073b 252 __STATIC_INLINE void __set_BASEPRI_MAX(uint32_t basePri)
AnnaBridge 143:86740a56073b 253 {
AnnaBridge 143:86740a56073b 254 register uint32_t __regBasePriMax __ASM("basepri_max");
AnnaBridge 143:86740a56073b 255 __regBasePriMax = (basePri & 0xff);
AnnaBridge 143:86740a56073b 256 }
AnnaBridge 143:86740a56073b 257
AnnaBridge 143:86740a56073b 258
AnnaBridge 143:86740a56073b 259 /** \brief Get Fault Mask
AnnaBridge 143:86740a56073b 260
AnnaBridge 143:86740a56073b 261 This function returns the current value of the Fault Mask register.
AnnaBridge 143:86740a56073b 262
AnnaBridge 143:86740a56073b 263 \return Fault Mask register value
AnnaBridge 143:86740a56073b 264 */
AnnaBridge 143:86740a56073b 265 __STATIC_INLINE uint32_t __get_FAULTMASK(void)
AnnaBridge 143:86740a56073b 266 {
AnnaBridge 143:86740a56073b 267 register uint32_t __regFaultMask __ASM("faultmask");
AnnaBridge 143:86740a56073b 268 return(__regFaultMask);
AnnaBridge 143:86740a56073b 269 }
AnnaBridge 143:86740a56073b 270
AnnaBridge 143:86740a56073b 271
AnnaBridge 143:86740a56073b 272 /** \brief Set Fault Mask
AnnaBridge 143:86740a56073b 273
AnnaBridge 143:86740a56073b 274 This function assigns the given value to the Fault Mask register.
AnnaBridge 143:86740a56073b 275
AnnaBridge 143:86740a56073b 276 \param [in] faultMask Fault Mask value to set
AnnaBridge 143:86740a56073b 277 */
AnnaBridge 143:86740a56073b 278 __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask)
AnnaBridge 143:86740a56073b 279 {
AnnaBridge 143:86740a56073b 280 register uint32_t __regFaultMask __ASM("faultmask");
AnnaBridge 143:86740a56073b 281 __regFaultMask = (faultMask & (uint32_t)1);
AnnaBridge 143:86740a56073b 282 }
AnnaBridge 143:86740a56073b 283
AnnaBridge 143:86740a56073b 284 #endif /* (__CORTEX_M >= 0x03) || (__CORTEX_SC >= 300) */
AnnaBridge 143:86740a56073b 285
AnnaBridge 143:86740a56073b 286
AnnaBridge 143:86740a56073b 287 #if (__CORTEX_M == 0x04) || (__CORTEX_M == 0x07)
AnnaBridge 143:86740a56073b 288
AnnaBridge 143:86740a56073b 289 /** \brief Get FPSCR
AnnaBridge 143:86740a56073b 290
AnnaBridge 143:86740a56073b 291 This function returns the current value of the Floating Point Status/Control register.
AnnaBridge 143:86740a56073b 292
AnnaBridge 143:86740a56073b 293 \return Floating Point Status/Control register value
AnnaBridge 143:86740a56073b 294 */
AnnaBridge 143:86740a56073b 295 __STATIC_INLINE uint32_t __get_FPSCR(void)
AnnaBridge 143:86740a56073b 296 {
AnnaBridge 143:86740a56073b 297 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
AnnaBridge 143:86740a56073b 298 register uint32_t __regfpscr __ASM("fpscr");
AnnaBridge 143:86740a56073b 299 return(__regfpscr);
AnnaBridge 143:86740a56073b 300 #else
AnnaBridge 143:86740a56073b 301 return(0);
AnnaBridge 143:86740a56073b 302 #endif
AnnaBridge 143:86740a56073b 303 }
AnnaBridge 143:86740a56073b 304
AnnaBridge 143:86740a56073b 305
AnnaBridge 143:86740a56073b 306 /** \brief Set FPSCR
AnnaBridge 143:86740a56073b 307
AnnaBridge 143:86740a56073b 308 This function assigns the given value to the Floating Point Status/Control register.
AnnaBridge 143:86740a56073b 309
AnnaBridge 143:86740a56073b 310 \param [in] fpscr Floating Point Status/Control value to set
AnnaBridge 143:86740a56073b 311 */
AnnaBridge 143:86740a56073b 312 __STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
AnnaBridge 143:86740a56073b 313 {
AnnaBridge 143:86740a56073b 314 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
AnnaBridge 143:86740a56073b 315 register uint32_t __regfpscr __ASM("fpscr");
AnnaBridge 143:86740a56073b 316 __regfpscr = (fpscr);
AnnaBridge 143:86740a56073b 317 #endif
AnnaBridge 143:86740a56073b 318 }
AnnaBridge 143:86740a56073b 319
AnnaBridge 143:86740a56073b 320 #endif /* (__CORTEX_M == 0x04) || (__CORTEX_M == 0x07) */
AnnaBridge 143:86740a56073b 321
AnnaBridge 143:86740a56073b 322
AnnaBridge 143:86740a56073b 323 #elif defined ( __GNUC__ ) /*------------------ GNU Compiler ---------------------*/
AnnaBridge 143:86740a56073b 324 /* GNU gcc specific functions */
AnnaBridge 143:86740a56073b 325
AnnaBridge 143:86740a56073b 326 /** \brief Enable IRQ Interrupts
AnnaBridge 143:86740a56073b 327
AnnaBridge 143:86740a56073b 328 This function enables IRQ interrupts by clearing the I-bit in the CPSR.
AnnaBridge 143:86740a56073b 329 Can only be executed in Privileged modes.
AnnaBridge 143:86740a56073b 330 */
AnnaBridge 143:86740a56073b 331 __attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_irq(void)
AnnaBridge 143:86740a56073b 332 {
AnnaBridge 143:86740a56073b 333 __ASM volatile ("cpsie i" : : : "memory");
AnnaBridge 143:86740a56073b 334 }
AnnaBridge 143:86740a56073b 335
AnnaBridge 143:86740a56073b 336
AnnaBridge 143:86740a56073b 337 /** \brief Disable IRQ Interrupts
AnnaBridge 143:86740a56073b 338
AnnaBridge 143:86740a56073b 339 This function disables IRQ interrupts by setting the I-bit in the CPSR.
AnnaBridge 143:86740a56073b 340 Can only be executed in Privileged modes.
AnnaBridge 143:86740a56073b 341 */
AnnaBridge 143:86740a56073b 342 __attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_irq(void)
AnnaBridge 143:86740a56073b 343 {
AnnaBridge 143:86740a56073b 344 __ASM volatile ("cpsid i" : : : "memory");
AnnaBridge 143:86740a56073b 345 }
AnnaBridge 143:86740a56073b 346
AnnaBridge 143:86740a56073b 347
AnnaBridge 143:86740a56073b 348 /** \brief Get Control Register
AnnaBridge 143:86740a56073b 349
AnnaBridge 143:86740a56073b 350 This function returns the content of the Control Register.
AnnaBridge 143:86740a56073b 351
AnnaBridge 143:86740a56073b 352 \return Control Register value
AnnaBridge 143:86740a56073b 353 */
AnnaBridge 143:86740a56073b 354 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_CONTROL(void)
AnnaBridge 143:86740a56073b 355 {
AnnaBridge 143:86740a56073b 356 uint32_t result;
AnnaBridge 143:86740a56073b 357
AnnaBridge 143:86740a56073b 358 __ASM volatile ("MRS %0, control" : "=r" (result) );
AnnaBridge 143:86740a56073b 359 return(result);
AnnaBridge 143:86740a56073b 360 }
AnnaBridge 143:86740a56073b 361
AnnaBridge 143:86740a56073b 362
AnnaBridge 143:86740a56073b 363 /** \brief Set Control Register
AnnaBridge 143:86740a56073b 364
AnnaBridge 143:86740a56073b 365 This function writes the given value to the Control Register.
AnnaBridge 143:86740a56073b 366
AnnaBridge 143:86740a56073b 367 \param [in] control Control Register value to set
AnnaBridge 143:86740a56073b 368 */
AnnaBridge 143:86740a56073b 369 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_CONTROL(uint32_t control)
AnnaBridge 143:86740a56073b 370 {
AnnaBridge 143:86740a56073b 371 __ASM volatile ("MSR control, %0" : : "r" (control) : "memory");
AnnaBridge 143:86740a56073b 372 }
AnnaBridge 143:86740a56073b 373
AnnaBridge 143:86740a56073b 374
AnnaBridge 143:86740a56073b 375 /** \brief Get IPSR Register
AnnaBridge 143:86740a56073b 376
AnnaBridge 143:86740a56073b 377 This function returns the content of the IPSR Register.
AnnaBridge 143:86740a56073b 378
AnnaBridge 143:86740a56073b 379 \return IPSR Register value
AnnaBridge 143:86740a56073b 380 */
AnnaBridge 143:86740a56073b 381 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_IPSR(void)
AnnaBridge 143:86740a56073b 382 {
AnnaBridge 143:86740a56073b 383 uint32_t result;
AnnaBridge 143:86740a56073b 384
AnnaBridge 143:86740a56073b 385 __ASM volatile ("MRS %0, ipsr" : "=r" (result) );
AnnaBridge 143:86740a56073b 386 return(result);
AnnaBridge 143:86740a56073b 387 }
AnnaBridge 143:86740a56073b 388
AnnaBridge 143:86740a56073b 389
AnnaBridge 143:86740a56073b 390 /** \brief Get APSR Register
AnnaBridge 143:86740a56073b 391
AnnaBridge 143:86740a56073b 392 This function returns the content of the APSR Register.
AnnaBridge 143:86740a56073b 393
AnnaBridge 143:86740a56073b 394 \return APSR Register value
AnnaBridge 143:86740a56073b 395 */
AnnaBridge 143:86740a56073b 396 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_APSR(void)
AnnaBridge 143:86740a56073b 397 {
AnnaBridge 143:86740a56073b 398 uint32_t result;
AnnaBridge 143:86740a56073b 399
AnnaBridge 143:86740a56073b 400 __ASM volatile ("MRS %0, apsr" : "=r" (result) );
AnnaBridge 143:86740a56073b 401 return(result);
AnnaBridge 143:86740a56073b 402 }
AnnaBridge 143:86740a56073b 403
AnnaBridge 143:86740a56073b 404
AnnaBridge 143:86740a56073b 405 /** \brief Get xPSR Register
AnnaBridge 143:86740a56073b 406
AnnaBridge 143:86740a56073b 407 This function returns the content of the xPSR Register.
AnnaBridge 143:86740a56073b 408
AnnaBridge 143:86740a56073b 409 \return xPSR Register value
AnnaBridge 143:86740a56073b 410 */
AnnaBridge 143:86740a56073b 411 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_xPSR(void)
AnnaBridge 143:86740a56073b 412 {
AnnaBridge 143:86740a56073b 413 uint32_t result;
AnnaBridge 143:86740a56073b 414
AnnaBridge 143:86740a56073b 415 __ASM volatile ("MRS %0, xpsr" : "=r" (result) );
AnnaBridge 143:86740a56073b 416 return(result);
AnnaBridge 143:86740a56073b 417 }
AnnaBridge 143:86740a56073b 418
AnnaBridge 143:86740a56073b 419
AnnaBridge 143:86740a56073b 420 /** \brief Get Process Stack Pointer
AnnaBridge 143:86740a56073b 421
AnnaBridge 143:86740a56073b 422 This function returns the current value of the Process Stack Pointer (PSP).
AnnaBridge 143:86740a56073b 423
AnnaBridge 143:86740a56073b 424 \return PSP Register value
AnnaBridge 143:86740a56073b 425 */
AnnaBridge 143:86740a56073b 426 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PSP(void)
AnnaBridge 143:86740a56073b 427 {
AnnaBridge 143:86740a56073b 428 register uint32_t result;
AnnaBridge 143:86740a56073b 429
AnnaBridge 143:86740a56073b 430 __ASM volatile ("MRS %0, psp\n" : "=r" (result) );
AnnaBridge 143:86740a56073b 431 return(result);
AnnaBridge 143:86740a56073b 432 }
AnnaBridge 143:86740a56073b 433
AnnaBridge 143:86740a56073b 434
AnnaBridge 143:86740a56073b 435 /** \brief Set Process Stack Pointer
AnnaBridge 143:86740a56073b 436
AnnaBridge 143:86740a56073b 437 This function assigns the given value to the Process Stack Pointer (PSP).
AnnaBridge 143:86740a56073b 438
AnnaBridge 143:86740a56073b 439 \param [in] topOfProcStack Process Stack Pointer value to set
AnnaBridge 143:86740a56073b 440 */
AnnaBridge 143:86740a56073b 441 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
AnnaBridge 143:86740a56073b 442 {
AnnaBridge 143:86740a56073b 443 __ASM volatile ("MSR psp, %0\n" : : "r" (topOfProcStack) : "sp");
AnnaBridge 143:86740a56073b 444 }
AnnaBridge 143:86740a56073b 445
AnnaBridge 143:86740a56073b 446
AnnaBridge 143:86740a56073b 447 /** \brief Get Main Stack Pointer
AnnaBridge 143:86740a56073b 448
AnnaBridge 143:86740a56073b 449 This function returns the current value of the Main Stack Pointer (MSP).
AnnaBridge 143:86740a56073b 450
AnnaBridge 143:86740a56073b 451 \return MSP Register value
AnnaBridge 143:86740a56073b 452 */
AnnaBridge 143:86740a56073b 453 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_MSP(void)
AnnaBridge 143:86740a56073b 454 {
AnnaBridge 143:86740a56073b 455 register uint32_t result;
AnnaBridge 143:86740a56073b 456
AnnaBridge 143:86740a56073b 457 __ASM volatile ("MRS %0, msp\n" : "=r" (result) );
AnnaBridge 143:86740a56073b 458 return(result);
AnnaBridge 143:86740a56073b 459 }
AnnaBridge 143:86740a56073b 460
AnnaBridge 143:86740a56073b 461
AnnaBridge 143:86740a56073b 462 /** \brief Set Main Stack Pointer
AnnaBridge 143:86740a56073b 463
AnnaBridge 143:86740a56073b 464 This function assigns the given value to the Main Stack Pointer (MSP).
AnnaBridge 143:86740a56073b 465
AnnaBridge 143:86740a56073b 466 \param [in] topOfMainStack Main Stack Pointer value to set
AnnaBridge 143:86740a56073b 467 */
AnnaBridge 143:86740a56073b 468 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
AnnaBridge 143:86740a56073b 469 {
AnnaBridge 143:86740a56073b 470 __ASM volatile ("MSR msp, %0\n" : : "r" (topOfMainStack) : "sp");
AnnaBridge 143:86740a56073b 471 }
AnnaBridge 143:86740a56073b 472
AnnaBridge 143:86740a56073b 473
AnnaBridge 143:86740a56073b 474 /** \brief Get Priority Mask
AnnaBridge 143:86740a56073b 475
AnnaBridge 143:86740a56073b 476 This function returns the current state of the priority mask bit from the Priority Mask Register.
AnnaBridge 143:86740a56073b 477
AnnaBridge 143:86740a56073b 478 \return Priority Mask value
AnnaBridge 143:86740a56073b 479 */
AnnaBridge 143:86740a56073b 480 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PRIMASK(void)
AnnaBridge 143:86740a56073b 481 {
AnnaBridge 143:86740a56073b 482 uint32_t result;
AnnaBridge 143:86740a56073b 483
AnnaBridge 143:86740a56073b 484 __ASM volatile ("MRS %0, primask" : "=r" (result) );
AnnaBridge 143:86740a56073b 485 return(result);
AnnaBridge 143:86740a56073b 486 }
AnnaBridge 143:86740a56073b 487
AnnaBridge 143:86740a56073b 488
AnnaBridge 143:86740a56073b 489 /** \brief Set Priority Mask
AnnaBridge 143:86740a56073b 490
AnnaBridge 143:86740a56073b 491 This function assigns the given value to the Priority Mask Register.
AnnaBridge 143:86740a56073b 492
AnnaBridge 143:86740a56073b 493 \param [in] priMask Priority Mask
AnnaBridge 143:86740a56073b 494 */
AnnaBridge 143:86740a56073b 495 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
AnnaBridge 143:86740a56073b 496 {
AnnaBridge 143:86740a56073b 497 __ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory");
AnnaBridge 143:86740a56073b 498 }
AnnaBridge 143:86740a56073b 499
AnnaBridge 143:86740a56073b 500
AnnaBridge 143:86740a56073b 501 #if (__CORTEX_M >= 0x03)
AnnaBridge 143:86740a56073b 502
AnnaBridge 143:86740a56073b 503 /** \brief Enable FIQ
AnnaBridge 143:86740a56073b 504
AnnaBridge 143:86740a56073b 505 This function enables FIQ interrupts by clearing the F-bit in the CPSR.
AnnaBridge 143:86740a56073b 506 Can only be executed in Privileged modes.
AnnaBridge 143:86740a56073b 507 */
AnnaBridge 143:86740a56073b 508 __attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_fault_irq(void)
AnnaBridge 143:86740a56073b 509 {
AnnaBridge 143:86740a56073b 510 __ASM volatile ("cpsie f" : : : "memory");
AnnaBridge 143:86740a56073b 511 }
AnnaBridge 143:86740a56073b 512
AnnaBridge 143:86740a56073b 513
AnnaBridge 143:86740a56073b 514 /** \brief Disable FIQ
AnnaBridge 143:86740a56073b 515
AnnaBridge 143:86740a56073b 516 This function disables FIQ interrupts by setting the F-bit in the CPSR.
AnnaBridge 143:86740a56073b 517 Can only be executed in Privileged modes.
AnnaBridge 143:86740a56073b 518 */
AnnaBridge 143:86740a56073b 519 __attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_fault_irq(void)
AnnaBridge 143:86740a56073b 520 {
AnnaBridge 143:86740a56073b 521 __ASM volatile ("cpsid f" : : : "memory");
AnnaBridge 143:86740a56073b 522 }
AnnaBridge 143:86740a56073b 523
AnnaBridge 143:86740a56073b 524
AnnaBridge 143:86740a56073b 525 /** \brief Get Base Priority
AnnaBridge 143:86740a56073b 526
AnnaBridge 143:86740a56073b 527 This function returns the current value of the Base Priority register.
AnnaBridge 143:86740a56073b 528
AnnaBridge 143:86740a56073b 529 \return Base Priority register value
AnnaBridge 143:86740a56073b 530 */
AnnaBridge 143:86740a56073b 531 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_BASEPRI(void)
AnnaBridge 143:86740a56073b 532 {
AnnaBridge 143:86740a56073b 533 uint32_t result;
AnnaBridge 143:86740a56073b 534
AnnaBridge 143:86740a56073b 535 __ASM volatile ("MRS %0, basepri" : "=r" (result) );
AnnaBridge 143:86740a56073b 536 return(result);
AnnaBridge 143:86740a56073b 537 }
AnnaBridge 143:86740a56073b 538
AnnaBridge 143:86740a56073b 539
AnnaBridge 143:86740a56073b 540 /** \brief Set Base Priority
AnnaBridge 143:86740a56073b 541
AnnaBridge 143:86740a56073b 542 This function assigns the given value to the Base Priority register.
AnnaBridge 143:86740a56073b 543
AnnaBridge 143:86740a56073b 544 \param [in] basePri Base Priority value to set
AnnaBridge 143:86740a56073b 545 */
AnnaBridge 143:86740a56073b 546 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_BASEPRI(uint32_t value)
AnnaBridge 143:86740a56073b 547 {
AnnaBridge 143:86740a56073b 548 __ASM volatile ("MSR basepri, %0" : : "r" (value) : "memory");
AnnaBridge 143:86740a56073b 549 }
AnnaBridge 143:86740a56073b 550
AnnaBridge 143:86740a56073b 551
AnnaBridge 143:86740a56073b 552 /** \brief Set Base Priority with condition
AnnaBridge 143:86740a56073b 553
AnnaBridge 143:86740a56073b 554 This function assigns the given value to the Base Priority register only if BASEPRI masking is disabled,
AnnaBridge 143:86740a56073b 555 or the new value increases the BASEPRI priority level.
AnnaBridge 143:86740a56073b 556
AnnaBridge 143:86740a56073b 557 \param [in] basePri Base Priority value to set
AnnaBridge 143:86740a56073b 558 */
AnnaBridge 143:86740a56073b 559 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_BASEPRI_MAX(uint32_t value)
AnnaBridge 143:86740a56073b 560 {
AnnaBridge 143:86740a56073b 561 __ASM volatile ("MSR basepri_max, %0" : : "r" (value) : "memory");
AnnaBridge 143:86740a56073b 562 }
AnnaBridge 143:86740a56073b 563
AnnaBridge 143:86740a56073b 564
AnnaBridge 143:86740a56073b 565 /** \brief Get Fault Mask
AnnaBridge 143:86740a56073b 566
AnnaBridge 143:86740a56073b 567 This function returns the current value of the Fault Mask register.
AnnaBridge 143:86740a56073b 568
AnnaBridge 143:86740a56073b 569 \return Fault Mask register value
AnnaBridge 143:86740a56073b 570 */
AnnaBridge 143:86740a56073b 571 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FAULTMASK(void)
AnnaBridge 143:86740a56073b 572 {
AnnaBridge 143:86740a56073b 573 uint32_t result;
AnnaBridge 143:86740a56073b 574
AnnaBridge 143:86740a56073b 575 __ASM volatile ("MRS %0, faultmask" : "=r" (result) );
AnnaBridge 143:86740a56073b 576 return(result);
AnnaBridge 143:86740a56073b 577 }
AnnaBridge 143:86740a56073b 578
AnnaBridge 143:86740a56073b 579
AnnaBridge 143:86740a56073b 580 /** \brief Set Fault Mask
AnnaBridge 143:86740a56073b 581
AnnaBridge 143:86740a56073b 582 This function assigns the given value to the Fault Mask register.
AnnaBridge 143:86740a56073b 583
AnnaBridge 143:86740a56073b 584 \param [in] faultMask Fault Mask value to set
AnnaBridge 143:86740a56073b 585 */
AnnaBridge 143:86740a56073b 586 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask)
AnnaBridge 143:86740a56073b 587 {
AnnaBridge 143:86740a56073b 588 __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory");
AnnaBridge 143:86740a56073b 589 }
AnnaBridge 143:86740a56073b 590
AnnaBridge 143:86740a56073b 591 #endif /* (__CORTEX_M >= 0x03) */
AnnaBridge 143:86740a56073b 592
AnnaBridge 143:86740a56073b 593
AnnaBridge 143:86740a56073b 594 #if (__CORTEX_M == 0x04) || (__CORTEX_M == 0x07)
AnnaBridge 143:86740a56073b 595
AnnaBridge 143:86740a56073b 596 /** \brief Get FPSCR
AnnaBridge 143:86740a56073b 597
AnnaBridge 143:86740a56073b 598 This function returns the current value of the Floating Point Status/Control register.
AnnaBridge 143:86740a56073b 599
AnnaBridge 143:86740a56073b 600 \return Floating Point Status/Control register value
AnnaBridge 143:86740a56073b 601 */
AnnaBridge 143:86740a56073b 602 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FPSCR(void)
AnnaBridge 143:86740a56073b 603 {
AnnaBridge 143:86740a56073b 604 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
AnnaBridge 143:86740a56073b 605 uint32_t result;
AnnaBridge 143:86740a56073b 606
AnnaBridge 143:86740a56073b 607 /* Empty asm statement works as a scheduling barrier */
AnnaBridge 143:86740a56073b 608 __ASM volatile ("");
AnnaBridge 143:86740a56073b 609 __ASM volatile ("VMRS %0, fpscr" : "=r" (result) );
AnnaBridge 143:86740a56073b 610 __ASM volatile ("");
AnnaBridge 143:86740a56073b 611 return(result);
AnnaBridge 143:86740a56073b 612 #else
AnnaBridge 143:86740a56073b 613 return(0);
AnnaBridge 143:86740a56073b 614 #endif
AnnaBridge 143:86740a56073b 615 }
AnnaBridge 143:86740a56073b 616
AnnaBridge 143:86740a56073b 617
AnnaBridge 143:86740a56073b 618 /** \brief Set FPSCR
AnnaBridge 143:86740a56073b 619
AnnaBridge 143:86740a56073b 620 This function assigns the given value to the Floating Point Status/Control register.
AnnaBridge 143:86740a56073b 621
AnnaBridge 143:86740a56073b 622 \param [in] fpscr Floating Point Status/Control value to set
AnnaBridge 143:86740a56073b 623 */
AnnaBridge 143:86740a56073b 624 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
AnnaBridge 143:86740a56073b 625 {
AnnaBridge 143:86740a56073b 626 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
AnnaBridge 143:86740a56073b 627 /* Empty asm statement works as a scheduling barrier */
AnnaBridge 143:86740a56073b 628 __ASM volatile ("");
AnnaBridge 143:86740a56073b 629 __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) : "vfpcc");
AnnaBridge 143:86740a56073b 630 __ASM volatile ("");
AnnaBridge 143:86740a56073b 631 #endif
AnnaBridge 143:86740a56073b 632 }
AnnaBridge 143:86740a56073b 633
AnnaBridge 143:86740a56073b 634 #endif /* (__CORTEX_M == 0x04) || (__CORTEX_M == 0x07) */
AnnaBridge 143:86740a56073b 635
AnnaBridge 143:86740a56073b 636
AnnaBridge 143:86740a56073b 637 #elif defined ( __ICCARM__ ) /*------------------ ICC Compiler -------------------*/
AnnaBridge 143:86740a56073b 638 /* IAR iccarm specific functions */
AnnaBridge 143:86740a56073b 639 #include <cmsis_iar.h>
AnnaBridge 143:86740a56073b 640
AnnaBridge 143:86740a56073b 641
AnnaBridge 143:86740a56073b 642 #elif defined ( __TMS470__ ) /*---------------- TI CCS Compiler ------------------*/
AnnaBridge 143:86740a56073b 643 /* TI CCS specific functions */
AnnaBridge 143:86740a56073b 644 #include <cmsis_ccs.h>
AnnaBridge 143:86740a56073b 645
AnnaBridge 143:86740a56073b 646
AnnaBridge 143:86740a56073b 647 #elif defined ( __TASKING__ ) /*------------------ TASKING Compiler --------------*/
AnnaBridge 143:86740a56073b 648 /* TASKING carm specific functions */
AnnaBridge 143:86740a56073b 649 /*
AnnaBridge 143:86740a56073b 650 * The CMSIS functions have been implemented as intrinsics in the compiler.
AnnaBridge 143:86740a56073b 651 * Please use "carm -?i" to get an up to date list of all intrinsics,
AnnaBridge 143:86740a56073b 652 * Including the CMSIS ones.
AnnaBridge 143:86740a56073b 653 */
AnnaBridge 143:86740a56073b 654
AnnaBridge 143:86740a56073b 655
AnnaBridge 143:86740a56073b 656 #elif defined ( __CSMC__ ) /*------------------ COSMIC Compiler -------------------*/
AnnaBridge 143:86740a56073b 657 /* Cosmic specific functions */
AnnaBridge 143:86740a56073b 658 #include <cmsis_csm.h>
AnnaBridge 143:86740a56073b 659
AnnaBridge 143:86740a56073b 660 #endif
AnnaBridge 143:86740a56073b 661
AnnaBridge 143:86740a56073b 662 /*@} end of CMSIS_Core_RegAccFunctions */
AnnaBridge 143:86740a56073b 663
AnnaBridge 143:86740a56073b 664 #endif /* __CORE_CMFUNC_H */