#define __disable_irq() #ifndef __ASM #define __ASM __asm #endif #ifndef __IO #define __IO volatile #endif #ifndef __inline #define __inline inline #endif #ifndef __INLINE #define __INLINE __inline #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 __USED #define __USED __attribute__((used)) #endif #ifndef __WEAK #define __WEAK __declspec(selectany) // #define __weak __WEAK #endif #ifndef __PACKED #define __PACKED __attribute__((packed)) #endif #ifndef __PACKED_STRUCT #define __PACKED_STRUCT __packed struct #endif #ifndef __PACKED_UNION #define __PACKED_UNION __packed union #endif #ifndef __UNALIGNED_UINT32 /* deprecated */ #define __UNALIGNED_UINT32(x) (*((__packed uint32_t *)(x))) #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 __RESTRICT #define __RESTRICT __restrict #endif #ifndef __weak #define __weak #endif //#define __ASM() //#define __DSB() //#define __ISB() //#define __NOP() //#define __WFI() //#define __SEV() //#define __WFE() //#define __DMB() /** \brief No Operation \details No Operation does nothing. This instruction can be used for code alignment purposes. */ #define __NOP() /** \brief Wait For Interrupt \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs. */ #define __WFI() /** \brief Wait For Event \details Wait For Event is a hint instruction that permits the processor to enter a low-power state until one of a number of events occurs. */ #define __WFE() /** \brief Send Event \details Send Event is a hint instruction. It causes an event to be signaled to the CPU. */ #define __SEV() /** \brief Instruction Synchronization Barrier \details Instruction Synchronization Barrier flushes the pipeline in the processor, so that all instructions following the ISB are fetched from cache or memory, after the instruction has been completed. */ #define __ISB() /** \brief Data Synchronization Barrier \details Acts as a special kind of Data Memory Barrier. It completes when all explicit memory accesses before this instruction complete. */ #define __DSB() /** \brief Data Memory Barrier \details Ensures the apparent order of the explicit memory operations before and after the instruction, without ensuring their completion. */ #define __DMB() /** \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(value) value /** \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 */ #define __REV16(value) value /** \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 */ #define __REVSH(value) value /** \brief Rotate Right in unsigned value (32 bit) \details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits. \param [in] op1 Value to rotate \param [in] op2 Number of Bits to rotate \return Rotated value */ #define __ROR() /** \brief Breakpoint \details Causes the processor to enter Debug state. Debug tools can use this to investigate system state when the instruction at a particular address is reached. \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) value /** \brief Reverse bit order of value \details Reverses the bit order of the given value. \param [in] value Value to reverse \return Reversed value */ #define __RBIT() _byteswap_ulong(_rotr(value, 16)) /** \brief Count leading zeros \details Counts the number of leading zeros of a data value. \param [in] value Value to count the leading zeros \return number of leading zeros in value */ #define __CLZ() __lzcnt(value) /** \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) */ #define __LDREXB(ptr) (*(volatile uint8_t *)(ptr)) /** \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) */ #define __LDREXH(ptr) (*(volatile uint16_t *)(ptr)) /** \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) */ #define __LDREXW(ptr) (*(volatile uint32_t *)(ptr)) /** \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 */ #define __STREXB(value, ptr) (*(volatile uint8_t *)(ptr) = (value), 0) /** \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 */ #define __STREXH(value, ptr) (*(volatile uint16_t *)(ptr) = (value), 0) /** \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 */ #define __STREXW(value, ptr) (*(volatile uint32_t *)(ptr) = (value), 0) /** \brief Remove the exclusive lock \details Removes the exclusive lock which is created by LDREX. */ #define __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 /** \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