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Diffstat (limited to 'Drivers/CMSIS/Core_A/Include/cmsis_armcc.h')
-rw-r--r-- | Drivers/CMSIS/Core_A/Include/cmsis_armcc.h | 544 |
1 files changed, 0 insertions, 544 deletions
diff --git a/Drivers/CMSIS/Core_A/Include/cmsis_armcc.h b/Drivers/CMSIS/Core_A/Include/cmsis_armcc.h deleted file mode 100644 index 313d7435b..000000000 --- a/Drivers/CMSIS/Core_A/Include/cmsis_armcc.h +++ /dev/null @@ -1,544 +0,0 @@ -/**************************************************************************//** - * @file cmsis_armcc.h - * @brief CMSIS compiler specific macros, functions, instructions - * @version V1.0.2 - * @date 10. January 2018 - ******************************************************************************/ -/* - * Copyright (c) 2009-2018 Arm Limited. All rights reserved. - * - * SPDX-License-Identifier: Apache-2.0 - * - * Licensed under the Apache License, Version 2.0 (the License); you may - * not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an AS IS BASIS, WITHOUT - * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef __CMSIS_ARMCC_H -#define __CMSIS_ARMCC_H - -#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 400677) - #error "Please use Arm Compiler Toolchain V4.0.677 or later!" -#endif - -/* CMSIS compiler control architecture macros */ -#if (defined (__TARGET_ARCH_7_A ) && (__TARGET_ARCH_7_A == 1)) - #define __ARM_ARCH_7A__ 1 -#endif - -/* CMSIS compiler specific defines */ -#ifndef __ASM - #define __ASM __asm -#endif -#ifndef __INLINE - #define __INLINE __inline -#endif -#ifndef __FORCEINLINE - #define __FORCEINLINE __forceinline -#endif -#ifndef __STATIC_INLINE - #define __STATIC_INLINE static __inline -#endif -#ifndef __STATIC_FORCEINLINE - #define __STATIC_FORCEINLINE static __forceinline -#endif -#ifndef __NO_RETURN - #define __NO_RETURN __declspec(noreturn) -#endif -#ifndef CMSIS_DEPRECATED - #define CMSIS_DEPRECATED __attribute__((deprecated)) -#endif -#ifndef __USED - #define __USED __attribute__((used)) -#endif -#ifndef __WEAK - #define __WEAK __attribute__((weak)) -#endif -#ifndef __PACKED - #define __PACKED __attribute__((packed)) -#endif -#ifndef __PACKED_STRUCT - #define __PACKED_STRUCT __packed struct -#endif -#ifndef __UNALIGNED_UINT16_WRITE - #define __UNALIGNED_UINT16_WRITE(addr, val) ((*((__packed uint16_t *)(addr))) = (val)) -#endif -#ifndef __UNALIGNED_UINT16_READ - #define __UNALIGNED_UINT16_READ(addr) (*((const __packed uint16_t *)(addr))) -#endif -#ifndef __UNALIGNED_UINT32_WRITE - #define __UNALIGNED_UINT32_WRITE(addr, val) ((*((__packed uint32_t *)(addr))) = (val)) -#endif -#ifndef __UNALIGNED_UINT32_READ - #define __UNALIGNED_UINT32_READ(addr) (*((const __packed uint32_t *)(addr))) -#endif -#ifndef __ALIGNED - #define __ALIGNED(x) __attribute__((aligned(x))) -#endif -#ifndef __PACKED - #define __PACKED __attribute__((packed)) -#endif - -/* ########################## Core Instruction Access ######################### */ -/** - \brief No Operation - */ -#define __NOP __nop - -/** - \brief Wait For Interrupt - */ -#define __WFI __wfi - -/** - \brief Wait For Event - */ -#define __WFE __wfe - -/** - \brief Send Event - */ -#define __SEV __sev - -/** - \brief Instruction Synchronization Barrier - */ -#define __ISB() do {\ - __schedule_barrier();\ - __isb(0xF);\ - __schedule_barrier();\ - } while (0U) - -/** - \brief Data Synchronization Barrier - */ -#define __DSB() do {\ - __schedule_barrier();\ - __dsb(0xF);\ - __schedule_barrier();\ - } while (0U) - -/** - \brief Data Memory Barrier - */ -#define __DMB() do {\ - __schedule_barrier();\ - __dmb(0xF);\ - __schedule_barrier();\ - } while (0U) - -/** - \brief Reverse byte order (32 bit) - \details Reverses the byte order in unsigned integer value. For example, 0x12345678 becomes 0x78563412. - \param [in] value Value to reverse - \return Reversed value - */ -#define __REV __rev - -/** - \brief Reverse byte order (16 bit) - \details Reverses the byte order within each halfword of a word. For example, 0x12345678 becomes 0x34127856. - \param [in] value Value to reverse - \return Reversed value - */ -#ifndef __NO_EMBEDDED_ASM -__attribute__((section(".rev16_text"))) __STATIC_INLINE __ASM uint32_t __REV16(uint32_t value) -{ - rev16 r0, r0 - bx lr -} -#endif - -/** - \brief Reverse byte order (16 bit) - \details Reverses the byte order in a 16-bit value and returns the signed 16-bit result. For example, 0x0080 becomes 0x8000. - \param [in] value Value to reverse - \return Reversed value - */ -#ifndef __NO_EMBEDDED_ASM -__attribute__((section(".revsh_text"))) __STATIC_INLINE __ASM int16_t __REVSH(int16_t value) -{ - revsh r0, r0 - bx lr -} -#endif - -/** - \brief Rotate Right in unsigned value (32 bit) - \param [in] op1 Value to rotate - \param [in] op2 Number of Bits to rotate - \return Rotated value - */ -#define __ROR __ror - -/** - \brief Breakpoint - \param [in] value is ignored by the processor. - If required, a debugger can use it to store additional information about the breakpoint. - */ -#define __BKPT(value) __breakpoint(value) - -/** - \brief Reverse bit order of value - \param [in] value Value to reverse - \return Reversed value - */ -#define __RBIT __rbit - -/** - \brief Count leading zeros - \param [in] value Value to count the leading zeros - \return number of leading zeros in value - */ -#define __CLZ __clz - -/** - \brief LDR Exclusive (8 bit) - \details Executes a exclusive LDR instruction for 8 bit value. - \param [in] ptr Pointer to data - \return value of type uint8_t at (*ptr) - */ -#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) - #define __LDREXB(ptr) ((uint8_t ) __ldrex(ptr)) -#else - #define __LDREXB(ptr) _Pragma("push") _Pragma("diag_suppress 3731") ((uint8_t ) __ldrex(ptr)) _Pragma("pop") -#endif - -/** - \brief LDR Exclusive (16 bit) - \details Executes a exclusive LDR instruction for 16 bit values. - \param [in] ptr Pointer to data - \return value of type uint16_t at (*ptr) - */ -#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) - #define __LDREXH(ptr) ((uint16_t) __ldrex(ptr)) -#else - #define __LDREXH(ptr) _Pragma("push") _Pragma("diag_suppress 3731") ((uint16_t) __ldrex(ptr)) _Pragma("pop") -#endif - -/** - \brief LDR Exclusive (32 bit) - \details Executes a exclusive LDR instruction for 32 bit values. - \param [in] ptr Pointer to data - \return value of type uint32_t at (*ptr) - */ -#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) - #define __LDREXW(ptr) ((uint32_t ) __ldrex(ptr)) -#else - #define __LDREXW(ptr) _Pragma("push") _Pragma("diag_suppress 3731") ((uint32_t ) __ldrex(ptr)) _Pragma("pop") -#endif - -/** - \brief STR Exclusive (8 bit) - \details Executes a exclusive STR instruction for 8 bit values. - \param [in] value Value to store - \param [in] ptr Pointer to location - \return 0 Function succeeded - \return 1 Function failed - */ -#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) - #define __STREXB(value, ptr) __strex(value, ptr) -#else - #define __STREXB(value, ptr) _Pragma("push") _Pragma("diag_suppress 3731") __strex(value, ptr) _Pragma("pop") -#endif - -/** - \brief STR Exclusive (16 bit) - \details Executes a exclusive STR instruction for 16 bit values. - \param [in] value Value to store - \param [in] ptr Pointer to location - \return 0 Function succeeded - \return 1 Function failed - */ -#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) - #define __STREXH(value, ptr) __strex(value, ptr) -#else - #define __STREXH(value, ptr) _Pragma("push") _Pragma("diag_suppress 3731") __strex(value, ptr) _Pragma("pop") -#endif - -/** - \brief STR Exclusive (32 bit) - \details Executes a exclusive STR instruction for 32 bit values. - \param [in] value Value to store - \param [in] ptr Pointer to location - \return 0 Function succeeded - \return 1 Function failed - */ -#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) - #define __STREXW(value, ptr) __strex(value, ptr) -#else - #define __STREXW(value, ptr) _Pragma("push") _Pragma("diag_suppress 3731") __strex(value, ptr) _Pragma("pop") -#endif - -/** - \brief Remove the exclusive lock - \details Removes the exclusive lock which is created by LDREX. - */ -#define __CLREX __clrex - - -/** - \brief Signed Saturate - \details Saturates a signed value. - \param [in] value Value to be saturated - \param [in] sat Bit position to saturate to (1..32) - \return Saturated value - */ -#define __SSAT __ssat - -/** - \brief Unsigned Saturate - \details Saturates an unsigned value. - \param [in] value Value to be saturated - \param [in] sat Bit position to saturate to (0..31) - \return Saturated value - */ -#define __USAT __usat - -/* ########################### Core Function Access ########################### */ - -/** - \brief Get FPSCR (Floating Point Status/Control) - \return Floating Point Status/Control register value - */ -__STATIC_INLINE uint32_t __get_FPSCR(void) -{ -#if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ - (defined (__FPU_USED ) && (__FPU_USED == 1U)) ) - register uint32_t __regfpscr __ASM("fpscr"); - return(__regfpscr); -#else - return(0U); -#endif -} - -/** - \brief Set FPSCR (Floating Point Status/Control) - \param [in] fpscr Floating Point Status/Control value to set - */ -__STATIC_INLINE void __set_FPSCR(uint32_t fpscr) -{ -#if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ - (defined (__FPU_USED ) && (__FPU_USED == 1U)) ) - register uint32_t __regfpscr __ASM("fpscr"); - __regfpscr = (fpscr); -#else - (void)fpscr; -#endif -} - -/** \brief Get CPSR (Current Program Status Register) - \return CPSR Register value - */ -__STATIC_INLINE uint32_t __get_CPSR(void) -{ - register uint32_t __regCPSR __ASM("cpsr"); - return(__regCPSR); -} - - -/** \brief Set CPSR (Current Program Status Register) - \param [in] cpsr CPSR value to set - */ -__STATIC_INLINE void __set_CPSR(uint32_t cpsr) -{ - register uint32_t __regCPSR __ASM("cpsr"); - __regCPSR = cpsr; -} - -/** \brief Get Mode - \return Processor Mode - */ -__STATIC_INLINE uint32_t __get_mode(void) -{ - return (__get_CPSR() & 0x1FU); -} - -/** \brief Set Mode - \param [in] mode Mode value to set - */ -__STATIC_INLINE __ASM void __set_mode(uint32_t mode) -{ - MOV r1, lr - MSR CPSR_C, r0 - BX r1 -} - -/** \brief Get Stack Pointer - \return Stack Pointer - */ -__STATIC_INLINE __ASM uint32_t __get_SP(void) -{ - MOV r0, sp - BX lr -} - -/** \brief Set Stack Pointer - \param [in] stack Stack Pointer value to set - */ -__STATIC_INLINE __ASM void __set_SP(uint32_t stack) -{ - MOV sp, r0 - BX lr -} - - -/** \brief Get USR/SYS Stack Pointer - \return USR/SYSStack Pointer - */ -__STATIC_INLINE __ASM uint32_t __get_SP_usr(void) -{ - ARM - PRESERVE8 - - MRS R1, CPSR - CPS #0x1F ;no effect in USR mode - MOV R0, SP - MSR CPSR_c, R1 ;no effect in USR mode - ISB - BX LR -} - -/** \brief Set USR/SYS Stack Pointer - \param [in] topOfProcStack USR/SYS Stack Pointer value to set - */ -__STATIC_INLINE __ASM void __set_SP_usr(uint32_t topOfProcStack) -{ - ARM - PRESERVE8 - - MRS R1, CPSR - CPS #0x1F ;no effect in USR mode - MOV SP, R0 - MSR CPSR_c, R1 ;no effect in USR mode - ISB - BX LR -} - -/** \brief Get FPEXC (Floating Point Exception Control Register) - \return Floating Point Exception Control Register value - */ -__STATIC_INLINE uint32_t __get_FPEXC(void) -{ -#if (__FPU_PRESENT == 1) - register uint32_t __regfpexc __ASM("fpexc"); - return(__regfpexc); -#else - return(0); -#endif -} - -/** \brief Set FPEXC (Floating Point Exception Control Register) - \param [in] fpexc Floating Point Exception Control value to set - */ -__STATIC_INLINE void __set_FPEXC(uint32_t fpexc) -{ -#if (__FPU_PRESENT == 1) - register uint32_t __regfpexc __ASM("fpexc"); - __regfpexc = (fpexc); -#endif -} - -/* - * Include common core functions to access Coprocessor 15 registers - */ - -#define __get_CP(cp, op1, Rt, CRn, CRm, op2) do { register volatile uint32_t tmp __ASM("cp" # cp ":" # op1 ":c" # CRn ":c" # CRm ":" # op2); (Rt) = tmp; } while(0) -#define __set_CP(cp, op1, Rt, CRn, CRm, op2) do { register volatile uint32_t tmp __ASM("cp" # cp ":" # op1 ":c" # CRn ":c" # CRm ":" # op2); tmp = (Rt); } while(0) -#define __get_CP64(cp, op1, Rt, CRm) \ - do { \ - uint32_t ltmp, htmp; \ - __ASM volatile("MRRC p" # cp ", " # op1 ", ltmp, htmp, c" # CRm); \ - (Rt) = ((((uint64_t)htmp) << 32U) | ((uint64_t)ltmp)); \ - } while(0) - -#define __set_CP64(cp, op1, Rt, CRm) \ - do { \ - const uint64_t tmp = (Rt); \ - const uint32_t ltmp = (uint32_t)(tmp); \ - const uint32_t htmp = (uint32_t)(tmp >> 32U); \ - __ASM volatile("MCRR p" # cp ", " # op1 ", ltmp, htmp, c" # CRm); \ - } while(0) - -#include "cmsis_cp15.h" - -/** \brief Enable Floating Point Unit - - Critical section, called from undef handler, so systick is disabled - */ -__STATIC_INLINE __ASM void __FPU_Enable(void) -{ - ARM - - //Permit access to VFP/NEON, registers by modifying CPACR - MRC p15,0,R1,c1,c0,2 - ORR R1,R1,#0x00F00000 - MCR p15,0,R1,c1,c0,2 - - //Ensure that subsequent instructions occur in the context of VFP/NEON access permitted - ISB - - //Enable VFP/NEON - VMRS R1,FPEXC - ORR R1,R1,#0x40000000 - VMSR FPEXC,R1 - - //Initialise VFP/NEON registers to 0 - MOV R2,#0 - - //Initialise D16 registers to 0 - VMOV D0, R2,R2 - VMOV D1, R2,R2 - VMOV D2, R2,R2 - VMOV D3, R2,R2 - VMOV D4, R2,R2 - VMOV D5, R2,R2 - VMOV D6, R2,R2 - VMOV D7, R2,R2 - VMOV D8, R2,R2 - VMOV D9, R2,R2 - VMOV D10,R2,R2 - VMOV D11,R2,R2 - VMOV D12,R2,R2 - VMOV D13,R2,R2 - VMOV D14,R2,R2 - VMOV D15,R2,R2 - - IF {TARGET_FEATURE_EXTENSION_REGISTER_COUNT} == 32 - //Initialise D32 registers to 0 - VMOV D16,R2,R2 - VMOV D17,R2,R2 - VMOV D18,R2,R2 - VMOV D19,R2,R2 - VMOV D20,R2,R2 - VMOV D21,R2,R2 - VMOV D22,R2,R2 - VMOV D23,R2,R2 - VMOV D24,R2,R2 - VMOV D25,R2,R2 - VMOV D26,R2,R2 - VMOV D27,R2,R2 - VMOV D28,R2,R2 - VMOV D29,R2,R2 - VMOV D30,R2,R2 - VMOV D31,R2,R2 - ENDIF - - //Initialise FPSCR to a known state - VMRS R2,FPSCR - LDR R3,=0x00086060 //Mask off all bits that do not have to be preserved. Non-preserved bits can/should be zero. - AND R2,R2,R3 - VMSR FPSCR,R2 - - BX LR -} - -#endif /* __CMSIS_ARMCC_H */ |