/**
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******************************************************************************
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* @file xl_nvic.h
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* @author software group
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* @brief This file contains all the functions prototypes for the NVIC
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* firmware library.
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******************************************************************************
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* @attention
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*
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* 2019 by Chipways Communications,Inc. All Rights Reserved.
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* This software is supplied under the terms of a license
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* agreement or non-disclosure agreement with Chipways.
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* Passing on and copying of this document,and communication
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* of its contents is not permitted without prior written
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* authorization.
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*
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* <h2><center>© COPYRIGHT 2019 Chipways</center></h2>
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __XL_NVIC_H__
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#define __XL_NVIC_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ---------------------------------------------------------------*/
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#include "xl6600.h"
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#define SCB_AIRCR_PRIGROUP_Pos 8U
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#define SCB_AIRCR_PRIGROUP_Msk (7UL << SCB_AIRCR_PRIGROUP_Pos)
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/** @addtogroup XL6600_StdPeriph_Driver
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* @{
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*/
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/** @addtogroup NVIC
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/**
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* @brief NVIC ³õʼ»¯½á¹¹Ì嶨Òå
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*/
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typedef struct
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{
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uint8_t NVIC_IRQChannel; /*!< ¶¨ÒåÖжÏͨµÀ */
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uint8_t NVIC_IRQChannelPreemptionPriority; /*!< IRQÖжÏÇÀռʽÓÅÏȼ¶£¬·¶Î§0µ½3 */
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uint8_t NVIC_IRQChannelSubPriority; /*!< IRQÖжÏ×ÓÓÅÏȼ¶£¬·¶Î§0µ½3 */
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FunctionalState NVIC_IRQChannelCmd; /*!< IRQͨµÀʹÄÜ»òÕßʧÄÜ */
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} NVIC_InitTypeDef;
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup NVIC_Exported_Constants NVICÄ£¿éʹÓòÎÊý¶¨Òå
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* @{
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*/
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/** @defgroup Vector_Table_Base »ù±¾ÖжÏÏòÁ¿±í
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* @{
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*/
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#define AIRCR_VECTKEY_MASK ((uint32_t)0x05FA0000)
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#define NVIC_VectTab_RAM ((uint32_t)0x20000000)
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#define NVIC_VectTab_FLASH ((uint32_t)0x00000000)
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/**
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* @}
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*/
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/** @defgroup System_Low_Power NVICϵͳµÍ¹¦ºÄ¶¨Òå
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* @{
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*/
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#define NVIC_LP_SEVONPEND ((uint8_t)0x10)
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#define NVIC_LP_SLEEPDEEP ((uint8_t)0x04)
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#define NVIC_LP_SLEEPONEXIT ((uint8_t)0x02)
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/**
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* @}
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*/
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/** @defgroup Preemption_Priority_Group NVICÖжÏ×鶨Òå
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* @{
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*/
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#define NVIC_PriorityGroup_0 ((uint32_t)0x700) /*!< 0λÇÀռʽÓÅÏȼ¶£¬4λ×ÓÓÅÏȼ¶ */
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#define NVIC_PriorityGroup_1 ((uint32_t)0x600) /*!< 1λÇÀռʽÓÅÏȼ¶£¬3λ×ÓÓÅÏȼ¶ */
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#define NVIC_PriorityGroup_2 ((uint32_t)0x500) /*!< 2λÇÀռʽÓÅÏȼ¶£¬2λ×ÓÓÅÏȼ¶ */
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#define NVIC_PriorityGroup_3 ((uint32_t)0x400) /*!< 3λÇÀռʽÓÅÏȼ¶£¬1λ×ÓÓÅÏȼ¶ */
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#define NVIC_PriorityGroup_4 ((uint32_t)0x300) /*!< 4λÇÀռʽÓÅÏȼ¶£¬0λ×ÓÓÅÏȼ¶ */
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/**
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* @}
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*/
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/** @defgroup SysTick_clock_source CoreʱÖÓÔ´
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* @{
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*/
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#define SysTick_CLKSource_HCLK_Div8 0xFFFFFFFBu
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#define SysTick_CLKSource_HCLK 0x00000004u
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Exported macro ------------------------------------------------------------*/
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/* Exported functions --------------------------------------------------------*/
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void NVIC_PriorityGroupConfig(uint32_t NVIC_PriorityGroup);
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void NVIC_Init(const NVIC_InitTypeDef* NVIC_InitStruct);
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void NVIC_SetVectorTable(uint32_t NVIC_VectTab, uint32_t Offset);
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void NVIC_SystemLPConfig(uint8_t LowPowerMode, FunctionalState NewState);
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void SysTick_CLKSourceConfig(uint32_t SysTick_CLKSource);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __XL_NVIC_H__ */
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/**
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* @}
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*/
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/**
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* @}
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*/
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