From 26f12903dab2fafeaaefb02349763618ce96d070 Mon Sep 17 00:00:00 2001 From: Paul Selkirk Date: Mon, 26 Oct 2015 15:18:58 -0400 Subject: Based on user/ft/stm32-dev-bridge, without the project-specific build directories (and duplicated code). --- Drivers/CMSIS/Include/core_cmFunc.h | 637 ++++++++++++++++++++++++++++++++++++ 1 file changed, 637 insertions(+) create mode 100644 Drivers/CMSIS/Include/core_cmFunc.h (limited to 'Drivers/CMSIS/Include/core_cmFunc.h') diff --git a/Drivers/CMSIS/Include/core_cmFunc.h b/Drivers/CMSIS/Include/core_cmFunc.h new file mode 100644 index 0000000..01089f1 --- /dev/null +++ b/Drivers/CMSIS/Include/core_cmFunc.h @@ -0,0 +1,637 @@ +/**************************************************************************//** + * @file core_cmFunc.h + * @brief CMSIS Cortex-M Core Function Access Header File + * @version V4.00 + * @date 28. August 2014 + * + * @note + * + ******************************************************************************/ +/* Copyright (c) 2009 - 2014 ARM LIMITED + + All rights reserved. + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + - Neither the name of ARM nor the names of its contributors may be used + to endorse or promote products derived from this software without + specific prior written permission. + * + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. + ---------------------------------------------------------------------------*/ + + +#ifndef __CORE_CMFUNC_H +#define __CORE_CMFUNC_H + + +/* ########################### Core Function Access ########################### */ +/** \ingroup CMSIS_Core_FunctionInterface + \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions + @{ + */ + +#if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/ +/* ARM armcc specific functions */ + +#if (__ARMCC_VERSION < 400677) + #error "Please use ARM Compiler Toolchain V4.0.677 or later!" +#endif + +/* intrinsic void __enable_irq(); */ +/* intrinsic void __disable_irq(); */ + +/** \brief Get Control Register + + This function returns the content of the Control Register. + + \return Control Register value + */ +__STATIC_INLINE uint32_t __get_CONTROL(void) +{ + register uint32_t __regControl __ASM("control"); + return(__regControl); +} + + +/** \brief Set Control Register + + This function writes the given value to the Control Register. + + \param [in] control Control Register value to set + */ +__STATIC_INLINE void __set_CONTROL(uint32_t control) +{ + register uint32_t __regControl __ASM("control"); + __regControl = control; +} + + +/** \brief Get IPSR Register + + This function returns the content of the IPSR Register. + + \return IPSR Register value + */ +__STATIC_INLINE uint32_t __get_IPSR(void) +{ + register uint32_t __regIPSR __ASM("ipsr"); + return(__regIPSR); +} + + +/** \brief Get APSR Register + + This function returns the content of the APSR Register. + + \return APSR Register value + */ +__STATIC_INLINE uint32_t __get_APSR(void) +{ + register uint32_t __regAPSR __ASM("apsr"); + return(__regAPSR); +} + + +/** \brief Get xPSR Register + + This function returns the content of the xPSR Register. + + \return xPSR Register value + */ +__STATIC_INLINE uint32_t __get_xPSR(void) +{ + register uint32_t __regXPSR __ASM("xpsr"); + return(__regXPSR); +} + + +/** \brief Get Process Stack Pointer + + This function returns the current value of the Process Stack Pointer (PSP). + + \return PSP Register value + */ +__STATIC_INLINE uint32_t __get_PSP(void) +{ + register uint32_t __regProcessStackPointer __ASM("psp"); + return(__regProcessStackPointer); +} + + +/** \brief Set Process Stack Pointer + + This function assigns the given value to the Process Stack Pointer (PSP). + + \param [in] topOfProcStack Process Stack Pointer value to set + */ +__STATIC_INLINE void __set_PSP(uint32_t topOfProcStack) +{ + register uint32_t __regProcessStackPointer __ASM("psp"); + __regProcessStackPointer = topOfProcStack; +} + + +/** \brief Get Main Stack Pointer + + This function returns the current value of the Main Stack Pointer (MSP). + + \return MSP Register value + */ +__STATIC_INLINE uint32_t __get_MSP(void) +{ + register uint32_t __regMainStackPointer __ASM("msp"); + return(__regMainStackPointer); +} + + +/** \brief Set Main Stack Pointer + + This function assigns the given value to the Main Stack Pointer (MSP). + + \param [in] topOfMainStack Main Stack Pointer value to set + */ +__STATIC_INLINE void __set_MSP(uint32_t topOfMainStack) +{ + register uint32_t __regMainStackPointer __ASM("msp"); + __regMainStackPointer = topOfMainStack; +} + + +/** \brief Get Priority Mask + + This function returns the current state of the priority mask bit from the Priority Mask Register. + + \return Priority Mask value + */ +__STATIC_INLINE uint32_t __get_PRIMASK(void) +{ + register uint32_t __regPriMask __ASM("primask"); + return(__regPriMask); +} + + +/** \brief Set Priority Mask + + This function assigns the given value to the Priority Mask Register. + + \param [in] priMask Priority Mask + */ +__STATIC_INLINE void __set_PRIMASK(uint32_t priMask) +{ + register uint32_t __regPriMask __ASM("primask"); + __regPriMask = (priMask); +} + + +#if (__CORTEX_M >= 0x03) || (__CORTEX_SC >= 300) + +/** \brief Enable FIQ + + This function enables FIQ interrupts by clearing the F-bit in the CPSR. + Can only be executed in Privileged modes. + */ +#define __enable_fault_irq __enable_fiq + + +/** \brief Disable FIQ + + This function disables FIQ interrupts by setting the F-bit in the CPSR. + Can only be executed in Privileged modes. + */ +#define __disable_fault_irq __disable_fiq + + +/** \brief Get Base Priority + + This function returns the current value of the Base Priority register. + + \return Base Priority register value + */ +__STATIC_INLINE uint32_t __get_BASEPRI(void) +{ + register uint32_t __regBasePri __ASM("basepri"); + return(__regBasePri); +} + + +/** \brief Set Base Priority + + This function assigns the given value to the Base Priority register. + + \param [in] basePri Base Priority value to set + */ +__STATIC_INLINE void __set_BASEPRI(uint32_t basePri) +{ + register uint32_t __regBasePri __ASM("basepri"); + __regBasePri = (basePri & 0xff); +} + + +/** \brief Get Fault Mask + + This function returns the current value of the Fault Mask register. + + \return Fault Mask register value + */ +__STATIC_INLINE uint32_t __get_FAULTMASK(void) +{ + register uint32_t __regFaultMask __ASM("faultmask"); + return(__regFaultMask); +} + + +/** \brief Set Fault Mask + + This function assigns the given value to the Fault Mask register. + + \param [in] faultMask Fault Mask value to set + */ +__STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask) +{ + register uint32_t __regFaultMask __ASM("faultmask"); + __regFaultMask = (faultMask & (uint32_t)1); +} + +#endif /* (__CORTEX_M >= 0x03) || (__CORTEX_SC >= 300) */ + + +#if (__CORTEX_M == 0x04) || (__CORTEX_M == 0x07) + +/** \brief Get FPSCR + + This function returns the current value of the Floating Point Status/Control register. + + \return Floating Point Status/Control register value + */ +__STATIC_INLINE uint32_t __get_FPSCR(void) +{ +#if (__FPU_PRESENT == 1) && (__FPU_USED == 1) + register uint32_t __regfpscr __ASM("fpscr"); + return(__regfpscr); +#else + return(0); +#endif +} + + +/** \brief Set FPSCR + + This function assigns the given value to the Floating Point Status/Control register. + + \param [in] fpscr Floating Point Status/Control value to set + */ +__STATIC_INLINE void __set_FPSCR(uint32_t fpscr) +{ +#if (__FPU_PRESENT == 1) && (__FPU_USED == 1) + register uint32_t __regfpscr __ASM("fpscr"); + __regfpscr = (fpscr); +#endif +} + +#endif /* (__CORTEX_M == 0x04) || (__CORTEX_M == 0x07) */ + + +#elif defined ( __GNUC__ ) /*------------------ GNU Compiler ---------------------*/ +/* GNU gcc specific functions */ + +/** \brief Enable IRQ Interrupts + + This function enables IRQ interrupts by clearing the I-bit in the CPSR. + Can only be executed in Privileged modes. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_irq(void) +{ + __ASM volatile ("cpsie i" : : : "memory"); +} + + +/** \brief Disable IRQ Interrupts + + This function disables IRQ interrupts by setting the I-bit in the CPSR. + Can only be executed in Privileged modes. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_irq(void) +{ + __ASM volatile ("cpsid i" : : : "memory"); +} + + +/** \brief Get Control Register + + This function returns the content of the Control Register. + + \return Control Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_CONTROL(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, control" : "=r" (result) ); + return(result); +} + + +/** \brief Set Control Register + + This function writes the given value to the Control Register. + + \param [in] control Control Register value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_CONTROL(uint32_t control) +{ + __ASM volatile ("MSR control, %0" : : "r" (control) : "memory"); +} + + +/** \brief Get IPSR Register + + This function returns the content of the IPSR Register. + + \return IPSR Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_IPSR(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, ipsr" : "=r" (result) ); + return(result); +} + + +/** \brief Get APSR Register + + This function returns the content of the APSR Register. + + \return APSR Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_APSR(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, apsr" : "=r" (result) ); + return(result); +} + + +/** \brief Get xPSR Register + + This function returns the content of the xPSR Register. + + \return xPSR Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_xPSR(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, xpsr" : "=r" (result) ); + return(result); +} + + +/** \brief Get Process Stack Pointer + + This function returns the current value of the Process Stack Pointer (PSP). + + \return PSP Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PSP(void) +{ + register uint32_t result; + + __ASM volatile ("MRS %0, psp\n" : "=r" (result) ); + return(result); +} + + +/** \brief Set Process Stack Pointer + + This function assigns the given value to the Process Stack Pointer (PSP). + + \param [in] topOfProcStack Process Stack Pointer value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack) +{ + __ASM volatile ("MSR psp, %0\n" : : "r" (topOfProcStack) : "sp"); +} + + +/** \brief Get Main Stack Pointer + + This function returns the current value of the Main Stack Pointer (MSP). + + \return MSP Register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_MSP(void) +{ + register uint32_t result; + + __ASM volatile ("MRS %0, msp\n" : "=r" (result) ); + return(result); +} + + +/** \brief Set Main Stack Pointer + + This function assigns the given value to the Main Stack Pointer (MSP). + + \param [in] topOfMainStack Main Stack Pointer value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack) +{ + __ASM volatile ("MSR msp, %0\n" : : "r" (topOfMainStack) : "sp"); +} + + +/** \brief Get Priority Mask + + This function returns the current state of the priority mask bit from the Priority Mask Register. + + \return Priority Mask value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PRIMASK(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, primask" : "=r" (result) ); + return(result); +} + + +/** \brief Set Priority Mask + + This function assigns the given value to the Priority Mask Register. + + \param [in] priMask Priority Mask + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PRIMASK(uint32_t priMask) +{ + __ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory"); +} + + +#if (__CORTEX_M >= 0x03) + +/** \brief Enable FIQ + + This function enables FIQ interrupts by clearing the F-bit in the CPSR. + Can only be executed in Privileged modes. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_fault_irq(void) +{ + __ASM volatile ("cpsie f" : : : "memory"); +} + + +/** \brief Disable FIQ + + This function disables FIQ interrupts by setting the F-bit in the CPSR. + Can only be executed in Privileged modes. + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_fault_irq(void) +{ + __ASM volatile ("cpsid f" : : : "memory"); +} + + +/** \brief Get Base Priority + + This function returns the current value of the Base Priority register. + + \return Base Priority register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_BASEPRI(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, basepri_max" : "=r" (result) ); + return(result); +} + + +/** \brief Set Base Priority + + This function assigns the given value to the Base Priority register. + + \param [in] basePri Base Priority value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_BASEPRI(uint32_t value) +{ + __ASM volatile ("MSR basepri, %0" : : "r" (value) : "memory"); +} + + +/** \brief Get Fault Mask + + This function returns the current value of the Fault Mask register. + + \return Fault Mask register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FAULTMASK(void) +{ + uint32_t result; + + __ASM volatile ("MRS %0, faultmask" : "=r" (result) ); + return(result); +} + + +/** \brief Set Fault Mask + + This function assigns the given value to the Fault Mask register. + + \param [in] faultMask Fault Mask value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask) +{ + __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory"); +} + +#endif /* (__CORTEX_M >= 0x03) */ + + +#if (__CORTEX_M == 0x04) || (__CORTEX_M == 0x07) + +/** \brief Get FPSCR + + This function returns the current value of the Floating Point Status/Control register. + + \return Floating Point Status/Control register value + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FPSCR(void) +{ +#if (__FPU_PRESENT == 1) && (__FPU_USED == 1) + uint32_t result; + + /* Empty asm statement works as a scheduling barrier */ + __ASM volatile (""); + __ASM volatile ("VMRS %0, fpscr" : "=r" (result) ); + __ASM volatile (""); + return(result); +#else + return(0); +#endif +} + + +/** \brief Set FPSCR + + This function assigns the given value to the Floating Point Status/Control register. + + \param [in] fpscr Floating Point Status/Control value to set + */ +__attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FPSCR(uint32_t fpscr) +{ +#if (__FPU_PRESENT == 1) && (__FPU_USED == 1) + /* Empty asm statement works as a scheduling barrier */ + __ASM volatile (""); + __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) : "vfpcc"); + __ASM volatile (""); +#endif +} + +#endif /* (__CORTEX_M == 0x04) || (__CORTEX_M == 0x07) */ + + +#elif defined ( __ICCARM__ ) /*------------------ ICC Compiler -------------------*/ +/* IAR iccarm specific functions */ +#include + + +#elif defined ( __TMS470__ ) /*---------------- TI CCS Compiler ------------------*/ +/* TI CCS specific functions */ +#include + + +#elif defined ( __TASKING__ ) /*------------------ TASKING Compiler --------------*/ +/* TASKING carm specific functions */ +/* + * The CMSIS functions have been implemented as intrinsics in the compiler. + * Please use "carm -?i" to get an up to date list of all intrinsics, + * Including the CMSIS ones. + */ + + +#elif defined ( __CSMC__ ) /*------------------ COSMIC Compiler -------------------*/ +/* Cosmic specific functions */ +#include + +#endif + +/*@} end of CMSIS_Core_RegAccFunctions */ + +#endif /* __CORE_CMFUNC_H */ -- cgit v1.2.3