mbed official / mbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Dependents:   hello SerialTestv11 SerialTestv12 Sierpinski ... more

mbed 2

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

TARGET_NRF51_DK/core_cmFunc.h@91:031413cf7a89, 2014-10-29 (annotated)

Committer:
Kojto
Date:
Wed Oct 29 11:02:04 2014 +0000
Revision:
91:031413cf7a89
Child:
110:165afa46840b
Release 91 of the mbed library



Changes:



- RBLAB_NANO - new target addition

- NRF51_DK - new target addition

- NRF51_DONGLE - new target addition

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Kojto 91:031413cf7a89 1 /**************************************************************************//**
Kojto 91:031413cf7a89 2 * @file core_cmFunc.h
Kojto 91:031413cf7a89 3 * @brief CMSIS Cortex-M Core Function Access Header File
Kojto 91:031413cf7a89 4 * @version V3.20
Kojto 91:031413cf7a89 5 * @date 25. February 2013
Kojto 91:031413cf7a89 6 *
Kojto 91:031413cf7a89 7 * @note
Kojto 91:031413cf7a89 8 *
Kojto 91:031413cf7a89 9 ******************************************************************************/
Kojto 91:031413cf7a89 10 /* Copyright (c) 2009 - 2013 ARM LIMITED
Kojto 91:031413cf7a89 11
Kojto 91:031413cf7a89 12 All rights reserved.
Kojto 91:031413cf7a89 13 Redistribution and use in source and binary forms, with or without
Kojto 91:031413cf7a89 14 modification, are permitted provided that the following conditions are met:
Kojto 91:031413cf7a89 15 - Redistributions of source code must retain the above copyright
Kojto 91:031413cf7a89 16 notice, this list of conditions and the following disclaimer.
Kojto 91:031413cf7a89 17 - Redistributions in binary form must reproduce the above copyright
Kojto 91:031413cf7a89 18 notice, this list of conditions and the following disclaimer in the
Kojto 91:031413cf7a89 19 documentation and/or other materials provided with the distribution.
Kojto 91:031413cf7a89 20 - Neither the name of ARM nor the names of its contributors may be used
Kojto 91:031413cf7a89 21 to endorse or promote products derived from this software without
Kojto 91:031413cf7a89 22 specific prior written permission.
Kojto 91:031413cf7a89 23 *
Kojto 91:031413cf7a89 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Kojto 91:031413cf7a89 25 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Kojto 91:031413cf7a89 26 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
Kojto 91:031413cf7a89 27 ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
Kojto 91:031413cf7a89 28 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
Kojto 91:031413cf7a89 29 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
Kojto 91:031413cf7a89 30 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
Kojto 91:031413cf7a89 31 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
Kojto 91:031413cf7a89 32 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
Kojto 91:031413cf7a89 33 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
Kojto 91:031413cf7a89 34 POSSIBILITY OF SUCH DAMAGE.
Kojto 91:031413cf7a89 35 ---------------------------------------------------------------------------*/
Kojto 91:031413cf7a89 36
Kojto 91:031413cf7a89 37
Kojto 91:031413cf7a89 38 #ifndef __CORE_CMFUNC_H
Kojto 91:031413cf7a89 39 #define __CORE_CMFUNC_H
Kojto 91:031413cf7a89 40
Kojto 91:031413cf7a89 41
Kojto 91:031413cf7a89 42 /* ########################### Core Function Access ########################### */
Kojto 91:031413cf7a89 43 /** \ingroup CMSIS_Core_FunctionInterface
Kojto 91:031413cf7a89 44 \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions
Kojto 91:031413cf7a89 45 @{
Kojto 91:031413cf7a89 46 */
Kojto 91:031413cf7a89 47
Kojto 91:031413cf7a89 48 #if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/
Kojto 91:031413cf7a89 49 /* ARM armcc specific functions */
Kojto 91:031413cf7a89 50
Kojto 91:031413cf7a89 51 #if (__ARMCC_VERSION < 400677)
Kojto 91:031413cf7a89 52 #error "Please use ARM Compiler Toolchain V4.0.677 or later!"
Kojto 91:031413cf7a89 53 #endif
Kojto 91:031413cf7a89 54
Kojto 91:031413cf7a89 55 /* intrinsic void __enable_irq(); */
Kojto 91:031413cf7a89 56 /* intrinsic void __disable_irq(); */
Kojto 91:031413cf7a89 57
Kojto 91:031413cf7a89 58 /** \brief Get Control Register
Kojto 91:031413cf7a89 59
Kojto 91:031413cf7a89 60 This function returns the content of the Control Register.
Kojto 91:031413cf7a89 61
Kojto 91:031413cf7a89 62 \return Control Register value
Kojto 91:031413cf7a89 63 */
Kojto 91:031413cf7a89 64 __STATIC_INLINE uint32_t __get_CONTROL(void)
Kojto 91:031413cf7a89 65 {
Kojto 91:031413cf7a89 66 register uint32_t __regControl __ASM("control");
Kojto 91:031413cf7a89 67 return(__regControl);
Kojto 91:031413cf7a89 68 }
Kojto 91:031413cf7a89 69
Kojto 91:031413cf7a89 70
Kojto 91:031413cf7a89 71 /** \brief Set Control Register
Kojto 91:031413cf7a89 72
Kojto 91:031413cf7a89 73 This function writes the given value to the Control Register.
Kojto 91:031413cf7a89 74
Kojto 91:031413cf7a89 75 \param [in] control Control Register value to set
Kojto 91:031413cf7a89 76 */
Kojto 91:031413cf7a89 77 __STATIC_INLINE void __set_CONTROL(uint32_t control)
Kojto 91:031413cf7a89 78 {
Kojto 91:031413cf7a89 79 register uint32_t __regControl __ASM("control");
Kojto 91:031413cf7a89 80 __regControl = control;
Kojto 91:031413cf7a89 81 }
Kojto 91:031413cf7a89 82
Kojto 91:031413cf7a89 83
Kojto 91:031413cf7a89 84 /** \brief Get IPSR Register
Kojto 91:031413cf7a89 85
Kojto 91:031413cf7a89 86 This function returns the content of the IPSR Register.
Kojto 91:031413cf7a89 87
Kojto 91:031413cf7a89 88 \return IPSR Register value
Kojto 91:031413cf7a89 89 */
Kojto 91:031413cf7a89 90 __STATIC_INLINE uint32_t __get_IPSR(void)
Kojto 91:031413cf7a89 91 {
Kojto 91:031413cf7a89 92 register uint32_t __regIPSR __ASM("ipsr");
Kojto 91:031413cf7a89 93 return(__regIPSR);
Kojto 91:031413cf7a89 94 }
Kojto 91:031413cf7a89 95
Kojto 91:031413cf7a89 96
Kojto 91:031413cf7a89 97 /** \brief Get APSR Register
Kojto 91:031413cf7a89 98
Kojto 91:031413cf7a89 99 This function returns the content of the APSR Register.
Kojto 91:031413cf7a89 100
Kojto 91:031413cf7a89 101 \return APSR Register value
Kojto 91:031413cf7a89 102 */
Kojto 91:031413cf7a89 103 __STATIC_INLINE uint32_t __get_APSR(void)
Kojto 91:031413cf7a89 104 {
Kojto 91:031413cf7a89 105 register uint32_t __regAPSR __ASM("apsr");
Kojto 91:031413cf7a89 106 return(__regAPSR);
Kojto 91:031413cf7a89 107 }
Kojto 91:031413cf7a89 108
Kojto 91:031413cf7a89 109
Kojto 91:031413cf7a89 110 /** \brief Get xPSR Register
Kojto 91:031413cf7a89 111
Kojto 91:031413cf7a89 112 This function returns the content of the xPSR Register.
Kojto 91:031413cf7a89 113
Kojto 91:031413cf7a89 114 \return xPSR Register value
Kojto 91:031413cf7a89 115 */
Kojto 91:031413cf7a89 116 __STATIC_INLINE uint32_t __get_xPSR(void)
Kojto 91:031413cf7a89 117 {
Kojto 91:031413cf7a89 118 register uint32_t __regXPSR __ASM("xpsr");
Kojto 91:031413cf7a89 119 return(__regXPSR);
Kojto 91:031413cf7a89 120 }
Kojto 91:031413cf7a89 121
Kojto 91:031413cf7a89 122
Kojto 91:031413cf7a89 123 /** \brief Get Process Stack Pointer
Kojto 91:031413cf7a89 124
Kojto 91:031413cf7a89 125 This function returns the current value of the Process Stack Pointer (PSP).
Kojto 91:031413cf7a89 126
Kojto 91:031413cf7a89 127 \return PSP Register value
Kojto 91:031413cf7a89 128 */
Kojto 91:031413cf7a89 129 __STATIC_INLINE uint32_t __get_PSP(void)
Kojto 91:031413cf7a89 130 {
Kojto 91:031413cf7a89 131 register uint32_t __regProcessStackPointer __ASM("psp");
Kojto 91:031413cf7a89 132 return(__regProcessStackPointer);
Kojto 91:031413cf7a89 133 }
Kojto 91:031413cf7a89 134
Kojto 91:031413cf7a89 135
Kojto 91:031413cf7a89 136 /** \brief Set Process Stack Pointer
Kojto 91:031413cf7a89 137
Kojto 91:031413cf7a89 138 This function assigns the given value to the Process Stack Pointer (PSP).
Kojto 91:031413cf7a89 139
Kojto 91:031413cf7a89 140 \param [in] topOfProcStack Process Stack Pointer value to set
Kojto 91:031413cf7a89 141 */
Kojto 91:031413cf7a89 142 __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
Kojto 91:031413cf7a89 143 {
Kojto 91:031413cf7a89 144 register uint32_t __regProcessStackPointer __ASM("psp");
Kojto 91:031413cf7a89 145 __regProcessStackPointer = topOfProcStack;
Kojto 91:031413cf7a89 146 }
Kojto 91:031413cf7a89 147
Kojto 91:031413cf7a89 148
Kojto 91:031413cf7a89 149 /** \brief Get Main Stack Pointer
Kojto 91:031413cf7a89 150
Kojto 91:031413cf7a89 151 This function returns the current value of the Main Stack Pointer (MSP).
Kojto 91:031413cf7a89 152
Kojto 91:031413cf7a89 153 \return MSP Register value
Kojto 91:031413cf7a89 154 */
Kojto 91:031413cf7a89 155 __STATIC_INLINE uint32_t __get_MSP(void)
Kojto 91:031413cf7a89 156 {
Kojto 91:031413cf7a89 157 register uint32_t __regMainStackPointer __ASM("msp");
Kojto 91:031413cf7a89 158 return(__regMainStackPointer);
Kojto 91:031413cf7a89 159 }
Kojto 91:031413cf7a89 160
Kojto 91:031413cf7a89 161
Kojto 91:031413cf7a89 162 /** \brief Set Main Stack Pointer
Kojto 91:031413cf7a89 163
Kojto 91:031413cf7a89 164 This function assigns the given value to the Main Stack Pointer (MSP).
Kojto 91:031413cf7a89 165
Kojto 91:031413cf7a89 166 \param [in] topOfMainStack Main Stack Pointer value to set
Kojto 91:031413cf7a89 167 */
Kojto 91:031413cf7a89 168 __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
Kojto 91:031413cf7a89 169 {
Kojto 91:031413cf7a89 170 register uint32_t __regMainStackPointer __ASM("msp");
Kojto 91:031413cf7a89 171 __regMainStackPointer = topOfMainStack;
Kojto 91:031413cf7a89 172 }
Kojto 91:031413cf7a89 173
Kojto 91:031413cf7a89 174
Kojto 91:031413cf7a89 175 /** \brief Get Priority Mask
Kojto 91:031413cf7a89 176
Kojto 91:031413cf7a89 177 This function returns the current state of the priority mask bit from the Priority Mask Register.
Kojto 91:031413cf7a89 178
Kojto 91:031413cf7a89 179 \return Priority Mask value
Kojto 91:031413cf7a89 180 */
Kojto 91:031413cf7a89 181 __STATIC_INLINE uint32_t __get_PRIMASK(void)
Kojto 91:031413cf7a89 182 {
Kojto 91:031413cf7a89 183 register uint32_t __regPriMask __ASM("primask");
Kojto 91:031413cf7a89 184 return(__regPriMask);
Kojto 91:031413cf7a89 185 }
Kojto 91:031413cf7a89 186
Kojto 91:031413cf7a89 187
Kojto 91:031413cf7a89 188 /** \brief Set Priority Mask
Kojto 91:031413cf7a89 189
Kojto 91:031413cf7a89 190 This function assigns the given value to the Priority Mask Register.
Kojto 91:031413cf7a89 191
Kojto 91:031413cf7a89 192 \param [in] priMask Priority Mask
Kojto 91:031413cf7a89 193 */
Kojto 91:031413cf7a89 194 __STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
Kojto 91:031413cf7a89 195 {
Kojto 91:031413cf7a89 196 register uint32_t __regPriMask __ASM("primask");
Kojto 91:031413cf7a89 197 __regPriMask = (priMask);
Kojto 91:031413cf7a89 198 }
Kojto 91:031413cf7a89 199
Kojto 91:031413cf7a89 200
Kojto 91:031413cf7a89 201 #if (__CORTEX_M >= 0x03)
Kojto 91:031413cf7a89 202
Kojto 91:031413cf7a89 203 /** \brief Enable FIQ
Kojto 91:031413cf7a89 204
Kojto 91:031413cf7a89 205 This function enables FIQ interrupts by clearing the F-bit in the CPSR.
Kojto 91:031413cf7a89 206 Can only be executed in Privileged modes.
Kojto 91:031413cf7a89 207 */
Kojto 91:031413cf7a89 208 #define __enable_fault_irq __enable_fiq
Kojto 91:031413cf7a89 209
Kojto 91:031413cf7a89 210
Kojto 91:031413cf7a89 211 /** \brief Disable FIQ
Kojto 91:031413cf7a89 212
Kojto 91:031413cf7a89 213 This function disables FIQ interrupts by setting the F-bit in the CPSR.
Kojto 91:031413cf7a89 214 Can only be executed in Privileged modes.
Kojto 91:031413cf7a89 215 */
Kojto 91:031413cf7a89 216 #define __disable_fault_irq __disable_fiq
Kojto 91:031413cf7a89 217
Kojto 91:031413cf7a89 218
Kojto 91:031413cf7a89 219 /** \brief Get Base Priority
Kojto 91:031413cf7a89 220
Kojto 91:031413cf7a89 221 This function returns the current value of the Base Priority register.
Kojto 91:031413cf7a89 222
Kojto 91:031413cf7a89 223 \return Base Priority register value
Kojto 91:031413cf7a89 224 */
Kojto 91:031413cf7a89 225 __STATIC_INLINE uint32_t __get_BASEPRI(void)
Kojto 91:031413cf7a89 226 {
Kojto 91:031413cf7a89 227 register uint32_t __regBasePri __ASM("basepri");
Kojto 91:031413cf7a89 228 return(__regBasePri);
Kojto 91:031413cf7a89 229 }
Kojto 91:031413cf7a89 230
Kojto 91:031413cf7a89 231
Kojto 91:031413cf7a89 232 /** \brief Set Base Priority
Kojto 91:031413cf7a89 233
Kojto 91:031413cf7a89 234 This function assigns the given value to the Base Priority register.
Kojto 91:031413cf7a89 235
Kojto 91:031413cf7a89 236 \param [in] basePri Base Priority value to set
Kojto 91:031413cf7a89 237 */
Kojto 91:031413cf7a89 238 __STATIC_INLINE void __set_BASEPRI(uint32_t basePri)
Kojto 91:031413cf7a89 239 {
Kojto 91:031413cf7a89 240 register uint32_t __regBasePri __ASM("basepri");
Kojto 91:031413cf7a89 241 __regBasePri = (basePri & 0xff);
Kojto 91:031413cf7a89 242 }
Kojto 91:031413cf7a89 243
Kojto 91:031413cf7a89 244
Kojto 91:031413cf7a89 245 /** \brief Get Fault Mask
Kojto 91:031413cf7a89 246
Kojto 91:031413cf7a89 247 This function returns the current value of the Fault Mask register.
Kojto 91:031413cf7a89 248
Kojto 91:031413cf7a89 249 \return Fault Mask register value
Kojto 91:031413cf7a89 250 */
Kojto 91:031413cf7a89 251 __STATIC_INLINE uint32_t __get_FAULTMASK(void)
Kojto 91:031413cf7a89 252 {
Kojto 91:031413cf7a89 253 register uint32_t __regFaultMask __ASM("faultmask");
Kojto 91:031413cf7a89 254 return(__regFaultMask);
Kojto 91:031413cf7a89 255 }
Kojto 91:031413cf7a89 256
Kojto 91:031413cf7a89 257
Kojto 91:031413cf7a89 258 /** \brief Set Fault Mask
Kojto 91:031413cf7a89 259
Kojto 91:031413cf7a89 260 This function assigns the given value to the Fault Mask register.
Kojto 91:031413cf7a89 261
Kojto 91:031413cf7a89 262 \param [in] faultMask Fault Mask value to set
Kojto 91:031413cf7a89 263 */
Kojto 91:031413cf7a89 264 __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask)
Kojto 91:031413cf7a89 265 {
Kojto 91:031413cf7a89 266 register uint32_t __regFaultMask __ASM("faultmask");
Kojto 91:031413cf7a89 267 __regFaultMask = (faultMask & (uint32_t)1);
Kojto 91:031413cf7a89 268 }
Kojto 91:031413cf7a89 269
Kojto 91:031413cf7a89 270 #endif /* (__CORTEX_M >= 0x03) */
Kojto 91:031413cf7a89 271
Kojto 91:031413cf7a89 272
Kojto 91:031413cf7a89 273 #if (__CORTEX_M == 0x04)
Kojto 91:031413cf7a89 274
Kojto 91:031413cf7a89 275 /** \brief Get FPSCR
Kojto 91:031413cf7a89 276
Kojto 91:031413cf7a89 277 This function returns the current value of the Floating Point Status/Control register.
Kojto 91:031413cf7a89 278
Kojto 91:031413cf7a89 279 \return Floating Point Status/Control register value
Kojto 91:031413cf7a89 280 */
Kojto 91:031413cf7a89 281 __STATIC_INLINE uint32_t __get_FPSCR(void)
Kojto 91:031413cf7a89 282 {
Kojto 91:031413cf7a89 283 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
Kojto 91:031413cf7a89 284 register uint32_t __regfpscr __ASM("fpscr");
Kojto 91:031413cf7a89 285 return(__regfpscr);
Kojto 91:031413cf7a89 286 #else
Kojto 91:031413cf7a89 287 return(0);
Kojto 91:031413cf7a89 288 #endif
Kojto 91:031413cf7a89 289 }
Kojto 91:031413cf7a89 290
Kojto 91:031413cf7a89 291
Kojto 91:031413cf7a89 292 /** \brief Set FPSCR
Kojto 91:031413cf7a89 293
Kojto 91:031413cf7a89 294 This function assigns the given value to the Floating Point Status/Control register.
Kojto 91:031413cf7a89 295
Kojto 91:031413cf7a89 296 \param [in] fpscr Floating Point Status/Control value to set
Kojto 91:031413cf7a89 297 */
Kojto 91:031413cf7a89 298 __STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
Kojto 91:031413cf7a89 299 {
Kojto 91:031413cf7a89 300 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
Kojto 91:031413cf7a89 301 register uint32_t __regfpscr __ASM("fpscr");
Kojto 91:031413cf7a89 302 __regfpscr = (fpscr);
Kojto 91:031413cf7a89 303 #endif
Kojto 91:031413cf7a89 304 }
Kojto 91:031413cf7a89 305
Kojto 91:031413cf7a89 306 #endif /* (__CORTEX_M == 0x04) */
Kojto 91:031413cf7a89 307
Kojto 91:031413cf7a89 308
Kojto 91:031413cf7a89 309 #elif defined ( __ICCARM__ ) /*------------------ ICC Compiler -------------------*/
Kojto 91:031413cf7a89 310 /* IAR iccarm specific functions */
Kojto 91:031413cf7a89 311
Kojto 91:031413cf7a89 312 #include <cmsis_iar.h>
Kojto 91:031413cf7a89 313
Kojto 91:031413cf7a89 314
Kojto 91:031413cf7a89 315 #elif defined ( __TMS470__ ) /*---------------- TI CCS Compiler ------------------*/
Kojto 91:031413cf7a89 316 /* TI CCS specific functions */
Kojto 91:031413cf7a89 317
Kojto 91:031413cf7a89 318 #include <cmsis_ccs.h>
Kojto 91:031413cf7a89 319
Kojto 91:031413cf7a89 320
Kojto 91:031413cf7a89 321 #elif defined ( __GNUC__ ) /*------------------ GNU Compiler ---------------------*/
Kojto 91:031413cf7a89 322 /* GNU gcc specific functions */
Kojto 91:031413cf7a89 323
Kojto 91:031413cf7a89 324 /** \brief Enable IRQ Interrupts
Kojto 91:031413cf7a89 325
Kojto 91:031413cf7a89 326 This function enables IRQ interrupts by clearing the I-bit in the CPSR.
Kojto 91:031413cf7a89 327 Can only be executed in Privileged modes.
Kojto 91:031413cf7a89 328 */
Kojto 91:031413cf7a89 329 __attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_irq(void)
Kojto 91:031413cf7a89 330 {
Kojto 91:031413cf7a89 331 __ASM volatile ("cpsie i" : : : "memory");
Kojto 91:031413cf7a89 332 }
Kojto 91:031413cf7a89 333
Kojto 91:031413cf7a89 334
Kojto 91:031413cf7a89 335 /** \brief Disable IRQ Interrupts
Kojto 91:031413cf7a89 336
Kojto 91:031413cf7a89 337 This function disables IRQ interrupts by setting the I-bit in the CPSR.
Kojto 91:031413cf7a89 338 Can only be executed in Privileged modes.
Kojto 91:031413cf7a89 339 */
Kojto 91:031413cf7a89 340 __attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_irq(void)
Kojto 91:031413cf7a89 341 {
Kojto 91:031413cf7a89 342 __ASM volatile ("cpsid i" : : : "memory");
Kojto 91:031413cf7a89 343 }
Kojto 91:031413cf7a89 344
Kojto 91:031413cf7a89 345
Kojto 91:031413cf7a89 346 /** \brief Get Control Register
Kojto 91:031413cf7a89 347
Kojto 91:031413cf7a89 348 This function returns the content of the Control Register.
Kojto 91:031413cf7a89 349
Kojto 91:031413cf7a89 350 \return Control Register value
Kojto 91:031413cf7a89 351 */
Kojto 91:031413cf7a89 352 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_CONTROL(void)
Kojto 91:031413cf7a89 353 {
Kojto 91:031413cf7a89 354 uint32_t result;
Kojto 91:031413cf7a89 355
Kojto 91:031413cf7a89 356 __ASM volatile ("MRS %0, control" : "=r" (result) );
Kojto 91:031413cf7a89 357 return(result);
Kojto 91:031413cf7a89 358 }
Kojto 91:031413cf7a89 359
Kojto 91:031413cf7a89 360
Kojto 91:031413cf7a89 361 /** \brief Set Control Register
Kojto 91:031413cf7a89 362
Kojto 91:031413cf7a89 363 This function writes the given value to the Control Register.
Kojto 91:031413cf7a89 364
Kojto 91:031413cf7a89 365 \param [in] control Control Register value to set
Kojto 91:031413cf7a89 366 */
Kojto 91:031413cf7a89 367 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_CONTROL(uint32_t control)
Kojto 91:031413cf7a89 368 {
Kojto 91:031413cf7a89 369 __ASM volatile ("MSR control, %0" : : "r" (control) : "memory");
Kojto 91:031413cf7a89 370 }
Kojto 91:031413cf7a89 371
Kojto 91:031413cf7a89 372
Kojto 91:031413cf7a89 373 /** \brief Get IPSR Register
Kojto 91:031413cf7a89 374
Kojto 91:031413cf7a89 375 This function returns the content of the IPSR Register.
Kojto 91:031413cf7a89 376
Kojto 91:031413cf7a89 377 \return IPSR Register value
Kojto 91:031413cf7a89 378 */
Kojto 91:031413cf7a89 379 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_IPSR(void)
Kojto 91:031413cf7a89 380 {
Kojto 91:031413cf7a89 381 uint32_t result;
Kojto 91:031413cf7a89 382
Kojto 91:031413cf7a89 383 __ASM volatile ("MRS %0, ipsr" : "=r" (result) );
Kojto 91:031413cf7a89 384 return(result);
Kojto 91:031413cf7a89 385 }
Kojto 91:031413cf7a89 386
Kojto 91:031413cf7a89 387
Kojto 91:031413cf7a89 388 /** \brief Get APSR Register
Kojto 91:031413cf7a89 389
Kojto 91:031413cf7a89 390 This function returns the content of the APSR Register.
Kojto 91:031413cf7a89 391
Kojto 91:031413cf7a89 392 \return APSR Register value
Kojto 91:031413cf7a89 393 */
Kojto 91:031413cf7a89 394 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_APSR(void)
Kojto 91:031413cf7a89 395 {
Kojto 91:031413cf7a89 396 uint32_t result;
Kojto 91:031413cf7a89 397
Kojto 91:031413cf7a89 398 __ASM volatile ("MRS %0, apsr" : "=r" (result) );
Kojto 91:031413cf7a89 399 return(result);
Kojto 91:031413cf7a89 400 }
Kojto 91:031413cf7a89 401
Kojto 91:031413cf7a89 402
Kojto 91:031413cf7a89 403 /** \brief Get xPSR Register
Kojto 91:031413cf7a89 404
Kojto 91:031413cf7a89 405 This function returns the content of the xPSR Register.
Kojto 91:031413cf7a89 406
Kojto 91:031413cf7a89 407 \return xPSR Register value
Kojto 91:031413cf7a89 408 */
Kojto 91:031413cf7a89 409 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_xPSR(void)
Kojto 91:031413cf7a89 410 {
Kojto 91:031413cf7a89 411 uint32_t result;
Kojto 91:031413cf7a89 412
Kojto 91:031413cf7a89 413 __ASM volatile ("MRS %0, xpsr" : "=r" (result) );
Kojto 91:031413cf7a89 414 return(result);
Kojto 91:031413cf7a89 415 }
Kojto 91:031413cf7a89 416
Kojto 91:031413cf7a89 417
Kojto 91:031413cf7a89 418 /** \brief Get Process Stack Pointer
Kojto 91:031413cf7a89 419
Kojto 91:031413cf7a89 420 This function returns the current value of the Process Stack Pointer (PSP).
Kojto 91:031413cf7a89 421
Kojto 91:031413cf7a89 422 \return PSP Register value
Kojto 91:031413cf7a89 423 */
Kojto 91:031413cf7a89 424 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PSP(void)
Kojto 91:031413cf7a89 425 {
Kojto 91:031413cf7a89 426 register uint32_t result;
Kojto 91:031413cf7a89 427
Kojto 91:031413cf7a89 428 __ASM volatile ("MRS %0, psp\n" : "=r" (result) );
Kojto 91:031413cf7a89 429 return(result);
Kojto 91:031413cf7a89 430 }
Kojto 91:031413cf7a89 431
Kojto 91:031413cf7a89 432
Kojto 91:031413cf7a89 433 /** \brief Set Process Stack Pointer
Kojto 91:031413cf7a89 434
Kojto 91:031413cf7a89 435 This function assigns the given value to the Process Stack Pointer (PSP).
Kojto 91:031413cf7a89 436
Kojto 91:031413cf7a89 437 \param [in] topOfProcStack Process Stack Pointer value to set
Kojto 91:031413cf7a89 438 */
Kojto 91:031413cf7a89 439 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
Kojto 91:031413cf7a89 440 {
Kojto 91:031413cf7a89 441 __ASM volatile ("MSR psp, %0\n" : : "r" (topOfProcStack) : "sp");
Kojto 91:031413cf7a89 442 }
Kojto 91:031413cf7a89 443
Kojto 91:031413cf7a89 444
Kojto 91:031413cf7a89 445 /** \brief Get Main Stack Pointer
Kojto 91:031413cf7a89 446
Kojto 91:031413cf7a89 447 This function returns the current value of the Main Stack Pointer (MSP).
Kojto 91:031413cf7a89 448
Kojto 91:031413cf7a89 449 \return MSP Register value
Kojto 91:031413cf7a89 450 */
Kojto 91:031413cf7a89 451 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_MSP(void)
Kojto 91:031413cf7a89 452 {
Kojto 91:031413cf7a89 453 register uint32_t result;
Kojto 91:031413cf7a89 454
Kojto 91:031413cf7a89 455 __ASM volatile ("MRS %0, msp\n" : "=r" (result) );
Kojto 91:031413cf7a89 456 return(result);
Kojto 91:031413cf7a89 457 }
Kojto 91:031413cf7a89 458
Kojto 91:031413cf7a89 459
Kojto 91:031413cf7a89 460 /** \brief Set Main Stack Pointer
Kojto 91:031413cf7a89 461
Kojto 91:031413cf7a89 462 This function assigns the given value to the Main Stack Pointer (MSP).
Kojto 91:031413cf7a89 463
Kojto 91:031413cf7a89 464 \param [in] topOfMainStack Main Stack Pointer value to set
Kojto 91:031413cf7a89 465 */
Kojto 91:031413cf7a89 466 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
Kojto 91:031413cf7a89 467 {
Kojto 91:031413cf7a89 468 __ASM volatile ("MSR msp, %0\n" : : "r" (topOfMainStack) : "sp");
Kojto 91:031413cf7a89 469 }
Kojto 91:031413cf7a89 470
Kojto 91:031413cf7a89 471
Kojto 91:031413cf7a89 472 /** \brief Get Priority Mask
Kojto 91:031413cf7a89 473
Kojto 91:031413cf7a89 474 This function returns the current state of the priority mask bit from the Priority Mask Register.
Kojto 91:031413cf7a89 475
Kojto 91:031413cf7a89 476 \return Priority Mask value
Kojto 91:031413cf7a89 477 */
Kojto 91:031413cf7a89 478 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PRIMASK(void)
Kojto 91:031413cf7a89 479 {
Kojto 91:031413cf7a89 480 uint32_t result;
Kojto 91:031413cf7a89 481
Kojto 91:031413cf7a89 482 __ASM volatile ("MRS %0, primask" : "=r" (result) );
Kojto 91:031413cf7a89 483 return(result);
Kojto 91:031413cf7a89 484 }
Kojto 91:031413cf7a89 485
Kojto 91:031413cf7a89 486
Kojto 91:031413cf7a89 487 /** \brief Set Priority Mask
Kojto 91:031413cf7a89 488
Kojto 91:031413cf7a89 489 This function assigns the given value to the Priority Mask Register.
Kojto 91:031413cf7a89 490
Kojto 91:031413cf7a89 491 \param [in] priMask Priority Mask
Kojto 91:031413cf7a89 492 */
Kojto 91:031413cf7a89 493 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
Kojto 91:031413cf7a89 494 {
Kojto 91:031413cf7a89 495 __ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory");
Kojto 91:031413cf7a89 496 }
Kojto 91:031413cf7a89 497
Kojto 91:031413cf7a89 498
Kojto 91:031413cf7a89 499 #if (__CORTEX_M >= 0x03)
Kojto 91:031413cf7a89 500
Kojto 91:031413cf7a89 501 /** \brief Enable FIQ
Kojto 91:031413cf7a89 502
Kojto 91:031413cf7a89 503 This function enables FIQ interrupts by clearing the F-bit in the CPSR.
Kojto 91:031413cf7a89 504 Can only be executed in Privileged modes.
Kojto 91:031413cf7a89 505 */
Kojto 91:031413cf7a89 506 __attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_fault_irq(void)
Kojto 91:031413cf7a89 507 {
Kojto 91:031413cf7a89 508 __ASM volatile ("cpsie f" : : : "memory");
Kojto 91:031413cf7a89 509 }
Kojto 91:031413cf7a89 510
Kojto 91:031413cf7a89 511
Kojto 91:031413cf7a89 512 /** \brief Disable FIQ
Kojto 91:031413cf7a89 513
Kojto 91:031413cf7a89 514 This function disables FIQ interrupts by setting the F-bit in the CPSR.
Kojto 91:031413cf7a89 515 Can only be executed in Privileged modes.
Kojto 91:031413cf7a89 516 */
Kojto 91:031413cf7a89 517 __attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_fault_irq(void)
Kojto 91:031413cf7a89 518 {
Kojto 91:031413cf7a89 519 __ASM volatile ("cpsid f" : : : "memory");
Kojto 91:031413cf7a89 520 }
Kojto 91:031413cf7a89 521
Kojto 91:031413cf7a89 522
Kojto 91:031413cf7a89 523 /** \brief Get Base Priority
Kojto 91:031413cf7a89 524
Kojto 91:031413cf7a89 525 This function returns the current value of the Base Priority register.
Kojto 91:031413cf7a89 526
Kojto 91:031413cf7a89 527 \return Base Priority register value
Kojto 91:031413cf7a89 528 */
Kojto 91:031413cf7a89 529 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_BASEPRI(void)
Kojto 91:031413cf7a89 530 {
Kojto 91:031413cf7a89 531 uint32_t result;
Kojto 91:031413cf7a89 532
Kojto 91:031413cf7a89 533 __ASM volatile ("MRS %0, basepri_max" : "=r" (result) );
Kojto 91:031413cf7a89 534 return(result);
Kojto 91:031413cf7a89 535 }
Kojto 91:031413cf7a89 536
Kojto 91:031413cf7a89 537
Kojto 91:031413cf7a89 538 /** \brief Set Base Priority
Kojto 91:031413cf7a89 539
Kojto 91:031413cf7a89 540 This function assigns the given value to the Base Priority register.
Kojto 91:031413cf7a89 541
Kojto 91:031413cf7a89 542 \param [in] basePri Base Priority value to set
Kojto 91:031413cf7a89 543 */
Kojto 91:031413cf7a89 544 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_BASEPRI(uint32_t value)
Kojto 91:031413cf7a89 545 {
Kojto 91:031413cf7a89 546 __ASM volatile ("MSR basepri, %0" : : "r" (value) : "memory");
Kojto 91:031413cf7a89 547 }
Kojto 91:031413cf7a89 548
Kojto 91:031413cf7a89 549
Kojto 91:031413cf7a89 550 /** \brief Get Fault Mask
Kojto 91:031413cf7a89 551
Kojto 91:031413cf7a89 552 This function returns the current value of the Fault Mask register.
Kojto 91:031413cf7a89 553
Kojto 91:031413cf7a89 554 \return Fault Mask register value
Kojto 91:031413cf7a89 555 */
Kojto 91:031413cf7a89 556 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FAULTMASK(void)
Kojto 91:031413cf7a89 557 {
Kojto 91:031413cf7a89 558 uint32_t result;
Kojto 91:031413cf7a89 559
Kojto 91:031413cf7a89 560 __ASM volatile ("MRS %0, faultmask" : "=r" (result) );
Kojto 91:031413cf7a89 561 return(result);
Kojto 91:031413cf7a89 562 }
Kojto 91:031413cf7a89 563
Kojto 91:031413cf7a89 564
Kojto 91:031413cf7a89 565 /** \brief Set Fault Mask
Kojto 91:031413cf7a89 566
Kojto 91:031413cf7a89 567 This function assigns the given value to the Fault Mask register.
Kojto 91:031413cf7a89 568
Kojto 91:031413cf7a89 569 \param [in] faultMask Fault Mask value to set
Kojto 91:031413cf7a89 570 */
Kojto 91:031413cf7a89 571 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask)
Kojto 91:031413cf7a89 572 {
Kojto 91:031413cf7a89 573 __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory");
Kojto 91:031413cf7a89 574 }
Kojto 91:031413cf7a89 575
Kojto 91:031413cf7a89 576 #endif /* (__CORTEX_M >= 0x03) */
Kojto 91:031413cf7a89 577
Kojto 91:031413cf7a89 578
Kojto 91:031413cf7a89 579 #if (__CORTEX_M == 0x04)
Kojto 91:031413cf7a89 580
Kojto 91:031413cf7a89 581 /** \brief Get FPSCR
Kojto 91:031413cf7a89 582
Kojto 91:031413cf7a89 583 This function returns the current value of the Floating Point Status/Control register.
Kojto 91:031413cf7a89 584
Kojto 91:031413cf7a89 585 \return Floating Point Status/Control register value
Kojto 91:031413cf7a89 586 */
Kojto 91:031413cf7a89 587 __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FPSCR(void)
Kojto 91:031413cf7a89 588 {
Kojto 91:031413cf7a89 589 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
Kojto 91:031413cf7a89 590 uint32_t result;
Kojto 91:031413cf7a89 591
Kojto 91:031413cf7a89 592 /* Empty asm statement works as a scheduling barrier */
Kojto 91:031413cf7a89 593 __ASM volatile ("");
Kojto 91:031413cf7a89 594 __ASM volatile ("VMRS %0, fpscr" : "=r" (result) );
Kojto 91:031413cf7a89 595 __ASM volatile ("");
Kojto 91:031413cf7a89 596 return(result);
Kojto 91:031413cf7a89 597 #else
Kojto 91:031413cf7a89 598 return(0);
Kojto 91:031413cf7a89 599 #endif
Kojto 91:031413cf7a89 600 }
Kojto 91:031413cf7a89 601
Kojto 91:031413cf7a89 602
Kojto 91:031413cf7a89 603 /** \brief Set FPSCR
Kojto 91:031413cf7a89 604
Kojto 91:031413cf7a89 605 This function assigns the given value to the Floating Point Status/Control register.
Kojto 91:031413cf7a89 606
Kojto 91:031413cf7a89 607 \param [in] fpscr Floating Point Status/Control value to set
Kojto 91:031413cf7a89 608 */
Kojto 91:031413cf7a89 609 __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
Kojto 91:031413cf7a89 610 {
Kojto 91:031413cf7a89 611 #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
Kojto 91:031413cf7a89 612 /* Empty asm statement works as a scheduling barrier */
Kojto 91:031413cf7a89 613 __ASM volatile ("");
Kojto 91:031413cf7a89 614 __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) : "vfpcc");
Kojto 91:031413cf7a89 615 __ASM volatile ("");
Kojto 91:031413cf7a89 616 #endif
Kojto 91:031413cf7a89 617 }
Kojto 91:031413cf7a89 618
Kojto 91:031413cf7a89 619 #endif /* (__CORTEX_M == 0x04) */
Kojto 91:031413cf7a89 620
Kojto 91:031413cf7a89 621
Kojto 91:031413cf7a89 622 #elif defined ( __TASKING__ ) /*------------------ TASKING Compiler --------------*/
Kojto 91:031413cf7a89 623 /* TASKING carm specific functions */
Kojto 91:031413cf7a89 624
Kojto 91:031413cf7a89 625 /*
Kojto 91:031413cf7a89 626 * The CMSIS functions have been implemented as intrinsics in the compiler.
Kojto 91:031413cf7a89 627 * Please use "carm -?i" to get an up to date list of all instrinsics,
Kojto 91:031413cf7a89 628 * Including the CMSIS ones.
Kojto 91:031413cf7a89 629 */
Kojto 91:031413cf7a89 630
Kojto 91:031413cf7a89 631 #endif
Kojto 91:031413cf7a89 632
Kojto 91:031413cf7a89 633 /*@} end of CMSIS_Core_RegAccFunctions */
Kojto 91:031413cf7a89 634
Kojto 91:031413cf7a89 635
Kojto 91:031413cf7a89 636 #endif /* __CORE_CMFUNC_H */