AMiRo-OS

/**

  ******************************************************************************

  * @file    misc.h

  * @author  MCD Application Team

  * @version V1.1.0

  * @date    11-January-2013

  * @brief   This file contains all the functions prototypes for the miscellaneous

  *          firmware library functions (add-on to CMSIS functions).

  ******************************************************************************

  * @attention

  *

  * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>

  *

  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");

  * You may not use this file except in compliance with the License.

  * You may obtain a copy of the License at:

  *

  *        http://www.st.com/software_license_agreement_liberty_v2

  *

  * 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.

  *

  ******************************************************************************

  */

/* Define to prevent recursive inclusion -------------------------------------*/

#ifndef __MISC_H

#define __MISC_H

#ifdef __cplusplus

 extern "C" {

#endif

/* Includes ------------------------------------------------------------------*/

#include "stm32f4xx.h"

/** @addtogroup STM32F4xx_StdPeriph_Driver

  * @{

  */

/** @addtogroup MISC

  * @{

  */

/* Exported types ------------------------------------------------------------*/

/** 

  * @brief  NVIC Init Structure definition  

  */

typedef struct

{

  uint8_t NVIC_IRQChannel;                    /*!< Specifies the IRQ channel to be enabled or disabled.

                                                   This parameter can be an enumerator of @ref IRQn_Type 

                                                   enumeration (For the complete STM32 Devices IRQ Channels

                                                   list, please refer to stm32f4xx.h file) */

  uint8_t NVIC_IRQChannelPreemptionPriority;  /*!< Specifies the pre-emption priority for the IRQ channel

                                                   specified in NVIC_IRQChannel. This parameter can be a value

                                                   between 0 and 15 as described in the table @ref MISC_NVIC_Priority_Table

                                                   A lower priority value indicates a higher priority */

  uint8_t NVIC_IRQChannelSubPriority;         /*!< Specifies the subpriority level for the IRQ channel specified

                                                   in NVIC_IRQChannel. This parameter can be a value

                                                   between 0 and 15 as described in the table @ref MISC_NVIC_Priority_Table

                                                   A lower priority value indicates a higher priority */

  FunctionalState NVIC_IRQChannelCmd;         /*!< Specifies whether the IRQ channel defined in NVIC_IRQChannel

                                                   will be enabled or disabled. 

                                                   This parameter can be set either to ENABLE or DISABLE */   

} NVIC_InitTypeDef;

/* Exported constants --------------------------------------------------------*/

/** @defgroup MISC_Exported_Constants

  * @{

  */

/** @defgroup MISC_Vector_Table_Base 

  * @{

  */

#define NVIC_VectTab_RAM             ((uint32_t)0x20000000)

#define NVIC_VectTab_FLASH           ((uint32_t)0x08000000)

#define IS_NVIC_VECTTAB(VECTTAB) (((VECTTAB) == NVIC_VectTab_RAM) || \

                                  ((VECTTAB) == NVIC_VectTab_FLASH))

/**

  * @}

  */

/** @defgroup MISC_System_Low_Power 

  * @{

  */

#define NVIC_LP_SEVONPEND            ((uint8_t)0x10)

#define NVIC_LP_SLEEPDEEP            ((uint8_t)0x04)

#define NVIC_LP_SLEEPONEXIT          ((uint8_t)0x02)

#define IS_NVIC_LP(LP) (((LP) == NVIC_LP_SEVONPEND) || \

                        ((LP) == NVIC_LP_SLEEPDEEP) || \

                        ((LP) == NVIC_LP_SLEEPONEXIT))

/**

  * @}

  */

/** @defgroup MISC_Preemption_Priority_Group 

  * @{

  */

#define NVIC_PriorityGroup_0         ((uint32_t)0x700) /*!< 0 bits for pre-emption priority

                                                            4 bits for subpriority */

#define NVIC_PriorityGroup_1         ((uint32_t)0x600) /*!< 1 bits for pre-emption priority

                                                            3 bits for subpriority */

#define NVIC_PriorityGroup_2         ((uint32_t)0x500) /*!< 2 bits for pre-emption priority

                                                            2 bits for subpriority */

#define NVIC_PriorityGroup_3         ((uint32_t)0x400) /*!< 3 bits for pre-emption priority

                                                            1 bits for subpriority */

#define NVIC_PriorityGroup_4         ((uint32_t)0x300) /*!< 4 bits for pre-emption priority

                                                            0 bits for subpriority */

#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_OFFSET(OFFSET)  ((OFFSET) < 0x000FFFFF)

/**

  * @}

  */

/** @defgroup MISC_SysTick_clock_source 

  * @{

  */

#define SysTick_CLKSource_HCLK_Div8    ((uint32_t)0xFFFFFFFB)

#define SysTick_CLKSource_HCLK         ((uint32_t)0x00000004)

#define IS_SYSTICK_CLK_SOURCE(SOURCE) (((SOURCE) == SysTick_CLKSource_HCLK) || \

                                       ((SOURCE) == SysTick_CLKSource_HCLK_Div8))

/**

  * @}

  */

/**

  * @}

  */

/* Exported macro ------------------------------------------------------------*/

/* Exported functions --------------------------------------------------------*/

void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup);

void NVIC_Init(NVIC_InitTypeDef* NVIC_InitStruct);

void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset);

void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState);

void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource);

#ifdef __cplusplus

}

#endif

#endif /* __MISC_H */

/**

  * @}

  */

/**

  * @}

  */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/