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view Common/Drivers/STM32F4xx_HAL_DRIVER_v120/Inc/stm32f4xx_hal_cortex.h @ 64:98b479d0618f
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author | heinrichsweikamp |
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date | Tue, 14 Aug 2018 12:43:58 +0200 |
parents | 5f11787b4f42 |
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/** ****************************************************************************** * @file stm32f4xx_hal_cortex.h * @author MCD Application Team * @version V1.2.0 * @date 26-December-2014 * @brief Header file of CORTEX HAL module. ****************************************************************************** * @attention * * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. 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. * 3. Neither the name of STMicroelectronics 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 THE COPYRIGHT HOLDER OR 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. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F4xx_HAL_CORTEX_H #define __STM32F4xx_HAL_CORTEX_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f4xx_hal_def.h" /** @addtogroup STM32F4xx_HAL_Driver * @{ */ /** @addtogroup CORTEX * @{ */ /* Exported types ------------------------------------------------------------*/ /* Exported constants --------------------------------------------------------*/ /** @defgroup CORTEX_Exported_Constants CORTEX Exported Constants * @{ */ /** @defgroup CORTEX_Preemption_Priority_Group CORTEX Preemption Priority Group * @{ */ #define NVIC_PRIORITYGROUP_0 ((uint32_t)0x00000007) /*!< 0 bits for pre-emption priority 4 bits for subpriority */ #define NVIC_PRIORITYGROUP_1 ((uint32_t)0x00000006) /*!< 1 bits for pre-emption priority 3 bits for subpriority */ #define NVIC_PRIORITYGROUP_2 ((uint32_t)0x00000005) /*!< 2 bits for pre-emption priority 2 bits for subpriority */ #define NVIC_PRIORITYGROUP_3 ((uint32_t)0x00000004) /*!< 3 bits for pre-emption priority 1 bits for subpriority */ #define NVIC_PRIORITYGROUP_4 ((uint32_t)0x00000003) /*!< 4 bits for pre-emption priority 0 bits for subpriority */ /** * @} */ /** @defgroup CORTEX_SysTick_clock_source CORTEX _SysTick clock source * @{ */ #define SYSTICK_CLKSOURCE_HCLK_DIV8 ((uint32_t)0x00000000) #define SYSTICK_CLKSOURCE_HCLK ((uint32_t)0x00000004) /** * @} */ /** * @} */ /* Exported Macros -----------------------------------------------------------*/ /** @defgroup CORTEX_Exported_Macros CORTEX Exported Macros * @{ */ /** @brief Configures the SysTick clock source. * @param __CLKSRC__: specifies the SysTick clock source. * This parameter can be one of the following values: * @arg SYSTICK_CLKSOURCE_HCLK_DIV8: AHB clock divided by 8 selected as SysTick clock source. * @arg SYSTICK_CLKSOURCE_HCLK: AHB clock selected as SysTick clock source. * @retval None */ #define __HAL_CORTEX_SYSTICKCLK_CONFIG(__CLKSRC__) \ do { \ if ((__CLKSRC__) == SYSTICK_CLKSOURCE_HCLK) \ { \ SysTick->CTRL |= SYSTICK_CLKSOURCE_HCLK; \ } \ else \ SysTick->CTRL &= ~SYSTICK_CLKSOURCE_HCLK; \ } while(0) /** * @} */ /* Exported functions --------------------------------------------------------*/ /** @addtogroup CORTEX_Exported_Functions * @{ */ /** @addtogroup CORTEX_Exported_Functions_Group1 * @{ */ /* Initialization and de-initialization functions *****************************/ void HAL_NVIC_SetPriorityGrouping(uint32_t PriorityGroup); void HAL_NVIC_SetPriority(IRQn_Type IRQn, uint32_t PreemptPriority, uint32_t SubPriority); void HAL_NVIC_EnableIRQ(IRQn_Type IRQn); void HAL_NVIC_DisableIRQ(IRQn_Type IRQn); void HAL_NVIC_SystemReset(void); uint32_t HAL_SYSTICK_Config(uint32_t TicksNumb); /** * @} */ /** @addtogroup CORTEX_Exported_Functions_Group2 * @{ */ /* Peripheral Control functions ***********************************************/ uint32_t HAL_NVIC_GetPriorityGrouping(void); void HAL_NVIC_GetPriority(IRQn_Type IRQn, uint32_t PriorityGroup, uint32_t* pPreemptPriority, uint32_t* pSubPriority); uint32_t HAL_NVIC_GetPendingIRQ(IRQn_Type IRQn); void HAL_NVIC_SetPendingIRQ(IRQn_Type IRQn); void HAL_NVIC_ClearPendingIRQ(IRQn_Type IRQn); uint32_t HAL_NVIC_GetActive(IRQn_Type IRQn); void HAL_SYSTICK_CLKSourceConfig(uint32_t CLKSource); void HAL_SYSTICK_IRQHandler(void); void HAL_SYSTICK_Callback(void); /** * @} */ /** * @} */ /* Private types -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Private constants ---------------------------------------------------------*/ /* Private macros ------------------------------------------------------------*/ /** @defgroup CORTEX_Private_Macros CORTEX Private Macros * @{ */ #define IS_NVIC_PRIORITY_GROUP(GROUP) (((GROUP) == NVIC_PRIORITYGROUP_0) || \ ((GROUP) == NVIC_PRIORITYGROUP_1) || \ ((GROUP) == NVIC_PRIORITYGROUP_2) || \ ((GROUP) == NVIC_PRIORITYGROUP_3) || \ ((GROUP) == NVIC_PRIORITYGROUP_4)) #define IS_NVIC_PREEMPTION_PRIORITY(PRIORITY) ((PRIORITY) < 0x10) #define IS_NVIC_SUB_PRIORITY(PRIORITY) ((PRIORITY) < 0x10) #define IS_NVIC_DEVICE_IRQ(IRQ) ((IRQ) >= 0x00) #define IS_SYSTICK_CLK_SOURCE(SOURCE) (((SOURCE) == SYSTICK_CLKSOURCE_HCLK) || \ ((SOURCE) == SYSTICK_CLKSOURCE_HCLK_DIV8)) /** * @} */ /** * @} */ /** * @} */ #ifdef __cplusplus } #endif #endif /* __STM32F4xx_HAL_CORTEX_H */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/