CMake-armcc/Drivers/CMSIS/Include/core_armv81mml.h [2204:2539]: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - __STATIC_INLINE uint32_t __NVIC_GetEnableIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return((uint32_t)(((NVIC->ISER[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } /** \brief Disable Interrupt \details Disables a device specific interrupt in the NVIC interrupt controller. \param [in] IRQn Device specific interrupt number. \note IRQn must not be negative. */ __STATIC_INLINE void __NVIC_DisableIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ICER[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); __DSB(); __ISB(); } } /** \brief Get Pending Interrupt \details Reads the NVIC pending register and returns the pending bit for the specified device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 Interrupt status is not pending. \return 1 Interrupt status is pending. \note IRQn must not be negative. */ __STATIC_INLINE uint32_t __NVIC_GetPendingIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return((uint32_t)(((NVIC->ISPR[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } /** \brief Set Pending Interrupt \details Sets the pending bit of a device specific interrupt in the NVIC pending register. \param [in] IRQn Device specific interrupt number. \note IRQn must not be negative. */ __STATIC_INLINE void __NVIC_SetPendingIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ISPR[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); } } /** \brief Clear Pending Interrupt \details Clears the pending bit of a device specific interrupt in the NVIC pending register. \param [in] IRQn Device specific interrupt number. \note IRQn must not be negative. */ __STATIC_INLINE void __NVIC_ClearPendingIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ICPR[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); } } /** \brief Get Active Interrupt \details Reads the active register in the NVIC and returns the active bit for the device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 Interrupt status is not active. \return 1 Interrupt status is active. \note IRQn must not be negative. */ __STATIC_INLINE uint32_t __NVIC_GetActive(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return((uint32_t)(((NVIC->IABR[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U) /** \brief Get Interrupt Target State \details Reads the interrupt target field in the NVIC and returns the interrupt target bit for the device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 if interrupt is assigned to Secure \return 1 if interrupt is assigned to Non Secure \note IRQn must not be negative. */ __STATIC_INLINE uint32_t NVIC_GetTargetState(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return((uint32_t)(((NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } /** \brief Set Interrupt Target State \details Sets the interrupt target field in the NVIC and returns the interrupt target bit for the device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 if interrupt is assigned to Secure 1 if interrupt is assigned to Non Secure \note IRQn must not be negative. */ __STATIC_INLINE uint32_t NVIC_SetTargetState(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] |= ((uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL))); return((uint32_t)(((NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } /** \brief Clear Interrupt Target State \details Clears the interrupt target field in the NVIC and returns the interrupt target bit for the device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 if interrupt is assigned to Secure 1 if interrupt is assigned to Non Secure \note IRQn must not be negative. */ __STATIC_INLINE uint32_t NVIC_ClearTargetState(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] &= ~((uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL))); return((uint32_t)(((NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } #endif /* defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U) */ /** \brief Set Interrupt Priority \details Sets the priority of a device specific interrupt or a processor exception. The interrupt number can be positive to specify a device specific interrupt, or negative to specify a processor exception. \param [in] IRQn Interrupt number. \param [in] priority Priority to set. \note The priority cannot be set for every processor exception. */ __STATIC_INLINE void __NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority) { if ((int32_t)(IRQn) >= 0) { NVIC->IPR[((uint32_t)IRQn)] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); } else { SCB->SHPR[(((uint32_t)IRQn) & 0xFUL)-4UL] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); } } /** \brief Get Interrupt Priority \details Reads the priority of a device specific interrupt or a processor exception. The interrupt number can be positive to specify a device specific interrupt, or negative to specify a processor exception. \param [in] IRQn Interrupt number. \return Interrupt Priority. Value is aligned automatically to the implemented priority bits of the microcontroller. */ __STATIC_INLINE uint32_t __NVIC_GetPriority(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return(((uint32_t)NVIC->IPR[((uint32_t)IRQn)] >> (8U - __NVIC_PRIO_BITS))); } else { return(((uint32_t)SCB->SHPR[(((uint32_t)IRQn) & 0xFUL)-4UL] >> (8U - __NVIC_PRIO_BITS))); } } /** \brief Encode Priority \details Encodes the priority for an interrupt with the given priority group, preemptive priority value, and subpriority value. In case of a conflict between priority grouping and available priority bits (__NVIC_PRIO_BITS), the smallest possible priority group is set. \param [in] PriorityGroup Used priority group. \param [in] PreemptPriority Preemptive priority value (starting from 0). \param [in] SubPriority Subpriority value (starting from 0). \return Encoded priority. Value can be used in the function \ref NVIC_SetPriority(). */ __STATIC_INLINE uint32_t NVIC_EncodePriority (uint32_t PriorityGroup, uint32_t PreemptPriority, uint32_t SubPriority) { uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */ uint32_t PreemptPriorityBits; uint32_t SubPriorityBits; PreemptPriorityBits = ((7UL - PriorityGroupTmp) > (uint32_t)(__NVIC_PRIO_BITS)) ? (uint32_t)(__NVIC_PRIO_BITS) : (uint32_t)(7UL - PriorityGroupTmp); SubPriorityBits = ((PriorityGroupTmp + (uint32_t)(__NVIC_PRIO_BITS)) < (uint32_t)7UL) ? (uint32_t)0UL : (uint32_t)((PriorityGroupTmp - 7UL) + (uint32_t)(__NVIC_PRIO_BITS)); return ( ((PreemptPriority & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL)) << SubPriorityBits) | ((SubPriority & (uint32_t)((1UL << (SubPriorityBits )) - 1UL))) ); } /** \brief Decode Priority \details Decodes an interrupt priority value with a given priority group to preemptive priority value and subpriority value. In case of a conflict between priority grouping and available priority bits (__NVIC_PRIO_BITS) the smallest possible priority group is set. \param [in] Priority Priority value, which can be retrieved with the function \ref NVIC_GetPriority(). \param [in] PriorityGroup Used priority group. \param [out] pPreemptPriority Preemptive priority value (starting from 0). \param [out] pSubPriority Subpriority value (starting from 0). */ __STATIC_INLINE void NVIC_DecodePriority (uint32_t Priority, uint32_t PriorityGroup, uint32_t* const pPreemptPriority, uint32_t* const pSubPriority) { uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */ uint32_t PreemptPriorityBits; uint32_t SubPriorityBits; PreemptPriorityBits = ((7UL - PriorityGroupTmp) > (uint32_t)(__NVIC_PRIO_BITS)) ? (uint32_t)(__NVIC_PRIO_BITS) : (uint32_t)(7UL - PriorityGroupTmp); SubPriorityBits = ((PriorityGroupTmp + (uint32_t)(__NVIC_PRIO_BITS)) < (uint32_t)7UL) ? (uint32_t)0UL : (uint32_t)((PriorityGroupTmp - 7UL) + (uint32_t)(__NVIC_PRIO_BITS)); *pPreemptPriority = (Priority >> SubPriorityBits) & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL); *pSubPriority = (Priority ) & (uint32_t)((1UL << (SubPriorityBits )) - 1UL); } /** \brief Set Interrupt Vector \details Sets an interrupt vector in SRAM based interrupt vector table. The interrupt number can be positive to specify a device specific interrupt, or negative to specify a processor exception. VTOR must been relocated to SRAM before. \param [in] IRQn Interrupt number \param [in] vector Address of interrupt handler function */ __STATIC_INLINE void __NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) { uint32_t *vectors = (uint32_t *)SCB->VTOR; vectors[(int32_t)IRQn + NVIC_USER_IRQ_OFFSET] = vector; __DSB(); } /** \brief Get Interrupt Vector \details Reads an interrupt vector from interrupt vector table. The interrupt number can be positive to specify a device specific interrupt, or negative to specify a processor exception. \param [in] IRQn Interrupt number. \return Address of interrupt handler function */ __STATIC_INLINE uint32_t __NVIC_GetVector(IRQn_Type IRQn) { uint32_t *vectors = (uint32_t *)SCB->VTOR; return vectors[(int32_t)IRQn + NVIC_USER_IRQ_OFFSET]; } /** \brief System Reset \details Initiates a system reset request to reset the MCU. */ __NO_RETURN __STATIC_INLINE void __NVIC_SystemReset(void) { __DSB(); /* Ensure all outstanding memory accesses included buffered write are completed before reset */ SCB->AIRCR = (uint32_t)((0x5FAUL << SCB_AIRCR_VECTKEY_Pos) | (SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) | SCB_AIRCR_SYSRESETREQ_Msk ); /* Keep priority group unchanged */ __DSB(); /* Ensure completion of memory access */ for(;;) /* wait until reset */ { __NOP(); } } #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U) /** \brief Set Priority Grouping (non-secure) \details Sets the non-secure priority grouping field when in secure state using the required unlock sequence. The parameter PriorityGroup is assigned to the field SCB->AIRCR [10:8] PRIGROUP field. Only values from 0..7 are used. In case of a conflict between priority grouping and available priority bits (__NVIC_PRIO_BITS), the smallest possible priority group is set. \param [in] PriorityGroup Priority grouping field. */ __STATIC_INLINE void TZ_NVIC_SetPriorityGrouping_NS(uint32_t PriorityGroup) { uint32_t reg_value; uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */ reg_value = SCB_NS->AIRCR; /* read old register configuration */ reg_value &= ~((uint32_t)(SCB_AIRCR_VECTKEY_Msk | SCB_AIRCR_PRIGROUP_Msk)); /* clear bits to change */ reg_value = (reg_value | ((uint32_t)0x5FAUL << SCB_AIRCR_VECTKEY_Pos) | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - CMake-armcc/Drivers/CMSIS/Include/core_cm33.h [2146:2481]: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - __STATIC_INLINE uint32_t __NVIC_GetEnableIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return((uint32_t)(((NVIC->ISER[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } /** \brief Disable Interrupt \details Disables a device specific interrupt in the NVIC interrupt controller. \param [in] IRQn Device specific interrupt number. \note IRQn must not be negative. */ __STATIC_INLINE void __NVIC_DisableIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ICER[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); __DSB(); __ISB(); } } /** \brief Get Pending Interrupt \details Reads the NVIC pending register and returns the pending bit for the specified device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 Interrupt status is not pending. \return 1 Interrupt status is pending. \note IRQn must not be negative. */ __STATIC_INLINE uint32_t __NVIC_GetPendingIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return((uint32_t)(((NVIC->ISPR[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } /** \brief Set Pending Interrupt \details Sets the pending bit of a device specific interrupt in the NVIC pending register. \param [in] IRQn Device specific interrupt number. \note IRQn must not be negative. */ __STATIC_INLINE void __NVIC_SetPendingIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ISPR[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); } } /** \brief Clear Pending Interrupt \details Clears the pending bit of a device specific interrupt in the NVIC pending register. \param [in] IRQn Device specific interrupt number. \note IRQn must not be negative. */ __STATIC_INLINE void __NVIC_ClearPendingIRQ(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ICPR[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); } } /** \brief Get Active Interrupt \details Reads the active register in the NVIC and returns the active bit for the device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 Interrupt status is not active. \return 1 Interrupt status is active. \note IRQn must not be negative. */ __STATIC_INLINE uint32_t __NVIC_GetActive(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return((uint32_t)(((NVIC->IABR[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U) /** \brief Get Interrupt Target State \details Reads the interrupt target field in the NVIC and returns the interrupt target bit for the device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 if interrupt is assigned to Secure \return 1 if interrupt is assigned to Non Secure \note IRQn must not be negative. */ __STATIC_INLINE uint32_t NVIC_GetTargetState(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return((uint32_t)(((NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } /** \brief Set Interrupt Target State \details Sets the interrupt target field in the NVIC and returns the interrupt target bit for the device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 if interrupt is assigned to Secure 1 if interrupt is assigned to Non Secure \note IRQn must not be negative. */ __STATIC_INLINE uint32_t NVIC_SetTargetState(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] |= ((uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL))); return((uint32_t)(((NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } /** \brief Clear Interrupt Target State \details Clears the interrupt target field in the NVIC and returns the interrupt target bit for the device specific interrupt. \param [in] IRQn Device specific interrupt number. \return 0 if interrupt is assigned to Secure 1 if interrupt is assigned to Non Secure \note IRQn must not be negative. */ __STATIC_INLINE uint32_t NVIC_ClearTargetState(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] &= ~((uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL))); return((uint32_t)(((NVIC->ITNS[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); } else { return(0U); } } #endif /* defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U) */ /** \brief Set Interrupt Priority \details Sets the priority of a device specific interrupt or a processor exception. The interrupt number can be positive to specify a device specific interrupt, or negative to specify a processor exception. \param [in] IRQn Interrupt number. \param [in] priority Priority to set. \note The priority cannot be set for every processor exception. */ __STATIC_INLINE void __NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority) { if ((int32_t)(IRQn) >= 0) { NVIC->IPR[((uint32_t)IRQn)] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); } else { SCB->SHPR[(((uint32_t)IRQn) & 0xFUL)-4UL] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); } } /** \brief Get Interrupt Priority \details Reads the priority of a device specific interrupt or a processor exception. The interrupt number can be positive to specify a device specific interrupt, or negative to specify a processor exception. \param [in] IRQn Interrupt number. \return Interrupt Priority. Value is aligned automatically to the implemented priority bits of the microcontroller. */ __STATIC_INLINE uint32_t __NVIC_GetPriority(IRQn_Type IRQn) { if ((int32_t)(IRQn) >= 0) { return(((uint32_t)NVIC->IPR[((uint32_t)IRQn)] >> (8U - __NVIC_PRIO_BITS))); } else { return(((uint32_t)SCB->SHPR[(((uint32_t)IRQn) & 0xFUL)-4UL] >> (8U - __NVIC_PRIO_BITS))); } } /** \brief Encode Priority \details Encodes the priority for an interrupt with the given priority group, preemptive priority value, and subpriority value. In case of a conflict between priority grouping and available priority bits (__NVIC_PRIO_BITS), the smallest possible priority group is set. \param [in] PriorityGroup Used priority group. \param [in] PreemptPriority Preemptive priority value (starting from 0). \param [in] SubPriority Subpriority value (starting from 0). \return Encoded priority. Value can be used in the function \ref NVIC_SetPriority(). */ __STATIC_INLINE uint32_t NVIC_EncodePriority (uint32_t PriorityGroup, uint32_t PreemptPriority, uint32_t SubPriority) { uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */ uint32_t PreemptPriorityBits; uint32_t SubPriorityBits; PreemptPriorityBits = ((7UL - PriorityGroupTmp) > (uint32_t)(__NVIC_PRIO_BITS)) ? (uint32_t)(__NVIC_PRIO_BITS) : (uint32_t)(7UL - PriorityGroupTmp); SubPriorityBits = ((PriorityGroupTmp + (uint32_t)(__NVIC_PRIO_BITS)) < (uint32_t)7UL) ? (uint32_t)0UL : (uint32_t)((PriorityGroupTmp - 7UL) + (uint32_t)(__NVIC_PRIO_BITS)); return ( ((PreemptPriority & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL)) << SubPriorityBits) | ((SubPriority & (uint32_t)((1UL << (SubPriorityBits )) - 1UL))) ); } /** \brief Decode Priority \details Decodes an interrupt priority value with a given priority group to preemptive priority value and subpriority value. In case of a conflict between priority grouping and available priority bits (__NVIC_PRIO_BITS) the smallest possible priority group is set. \param [in] Priority Priority value, which can be retrieved with the function \ref NVIC_GetPriority(). \param [in] PriorityGroup Used priority group. \param [out] pPreemptPriority Preemptive priority value (starting from 0). \param [out] pSubPriority Subpriority value (starting from 0). */ __STATIC_INLINE void NVIC_DecodePriority (uint32_t Priority, uint32_t PriorityGroup, uint32_t* const pPreemptPriority, uint32_t* const pSubPriority) { uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */ uint32_t PreemptPriorityBits; uint32_t SubPriorityBits; PreemptPriorityBits = ((7UL - PriorityGroupTmp) > (uint32_t)(__NVIC_PRIO_BITS)) ? (uint32_t)(__NVIC_PRIO_BITS) : (uint32_t)(7UL - PriorityGroupTmp); SubPriorityBits = ((PriorityGroupTmp + (uint32_t)(__NVIC_PRIO_BITS)) < (uint32_t)7UL) ? (uint32_t)0UL : (uint32_t)((PriorityGroupTmp - 7UL) + (uint32_t)(__NVIC_PRIO_BITS)); *pPreemptPriority = (Priority >> SubPriorityBits) & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL); *pSubPriority = (Priority ) & (uint32_t)((1UL << (SubPriorityBits )) - 1UL); } /** \brief Set Interrupt Vector \details Sets an interrupt vector in SRAM based interrupt vector table. The interrupt number can be positive to specify a device specific interrupt, or negative to specify a processor exception. VTOR must been relocated to SRAM before. \param [in] IRQn Interrupt number \param [in] vector Address of interrupt handler function */ __STATIC_INLINE void __NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) { uint32_t *vectors = (uint32_t *)SCB->VTOR; vectors[(int32_t)IRQn + NVIC_USER_IRQ_OFFSET] = vector; __DSB(); } /** \brief Get Interrupt Vector \details Reads an interrupt vector from interrupt vector table. The interrupt number can be positive to specify a device specific interrupt, or negative to specify a processor exception. \param [in] IRQn Interrupt number. \return Address of interrupt handler function */ __STATIC_INLINE uint32_t __NVIC_GetVector(IRQn_Type IRQn) { uint32_t *vectors = (uint32_t *)SCB->VTOR; return vectors[(int32_t)IRQn + NVIC_USER_IRQ_OFFSET]; } /** \brief System Reset \details Initiates a system reset request to reset the MCU. */ __NO_RETURN __STATIC_INLINE void __NVIC_SystemReset(void) { __DSB(); /* Ensure all outstanding memory accesses included buffered write are completed before reset */ SCB->AIRCR = (uint32_t)((0x5FAUL << SCB_AIRCR_VECTKEY_Pos) | (SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) | SCB_AIRCR_SYSRESETREQ_Msk ); /* Keep priority group unchanged */ __DSB(); /* Ensure completion of memory access */ for(;;) /* wait until reset */ { __NOP(); } } #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U) /** \brief Set Priority Grouping (non-secure) \details Sets the non-secure priority grouping field when in secure state using the required unlock sequence. The parameter PriorityGroup is assigned to the field SCB->AIRCR [10:8] PRIGROUP field. Only values from 0..7 are used. In case of a conflict between priority grouping and available priority bits (__NVIC_PRIO_BITS), the smallest possible priority group is set. \param [in] PriorityGroup Priority grouping field. */ __STATIC_INLINE void TZ_NVIC_SetPriorityGrouping_NS(uint32_t PriorityGroup) { uint32_t reg_value; uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */ reg_value = SCB_NS->AIRCR; /* read old register configuration */ reg_value &= ~((uint32_t)(SCB_AIRCR_VECTKEY_Msk | SCB_AIRCR_PRIGROUP_Msk)); /* clear bits to change */ reg_value = (reg_value | ((uint32_t)0x5FAUL << SCB_AIRCR_VECTKEY_Pos) | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -