/*************************************************************************************
* Copyright (C) 2016, Huada Semiconductor Co.,Ltd All rights reserved.
*
* This software is owned and published by: 
* Huada Semiconductor Co.,Ltd ("HDSC").
*
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* BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
*
* This software contains source code for use with HDSC 
* components. This software is licensed by HDSC to be adapted only 
* for use in systems utilizing HDSC components. HDSC shall not be 
* responsible for misuse or illegal use of this software for devices not 
* supported herein. HDSC is providing this software "AS IS" and will 
* not be responsible for issues arising from incorrect user implementation 
* of the software.  
*
* Disclaimer:
* HDSC MAKES NO WARRANTY, EXPRESS OR IMPLIED, ARISING BY LAW OR OTHERWISE,
* REGARDING THE SOFTWARE (INCLUDING ANY ACOOMPANYING WRITTEN MATERIALS), 
* ITS PERFORMANCE OR SUITABILITY FOR YOUR INTENDED USE, INCLUDING, 
* WITHOUT LIMITATION, THE IMPLIED WARRANTY OF MERCHANTABILITY, THE IMPLIED 
* WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR USE, AND THE IMPLIED 
* WARRANTY OF NONINFRINGEMENT.  
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*
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* with the restriction that this Disclaimer and Copyright notice must be 
* included with each copy of this software, whether used in part or whole, 
* at all times.                        
*/
/******************************************************************************/
/** \file flash.h
 **
 ** FLASH 数据结构及API声明.
 **
 ** - 2017-05-02 LuX V1.0
 **
 ******************************************************************************/

#ifndef __FLASH_H__
#define __FLASH_H__

/******************************************************************************/
/* Include files                                                              */
/******************************************************************************/
#include "ddl.h"

/* C binding of definitions if building with C++ compiler */
#ifdef __cplusplus
extern "C"
{
#endif

/**
 ******************************************************************************
 ** \defgroup FlashGroup Flash Controller (Flash)
 **
 **
 ******************************************************************************/
//@{

/******************************************************************************
 * Global type definitions
 ******************************************************************************/
/**
 ******************************************************************************
  ** \brief Flash中断类型重定义
 *****************************************************************************/
typedef enum en_flash_int_type
{
    FlashPCInt    = 0x01u,          ///<擦写PC地址报警中断
    FlashSlockInt = 0x02u,          ///<擦写保护报警中断
} en_flash_int_type_t;


/**
 ******************************************************************************
  ** \brief Flash读等待周期类型重定义
 *****************************************************************************/
typedef enum en_flash_waitcycle
{
    FlashWaitCycle0 = 0u,       ///< 读等待周期设置为0-即读周期为1（当HCLK小于等于24MHz时）
    FlashWaitCycle1 = 1u,       ///< 读等待周期设置为1-即读周期为2（当HCLK大于24MHz时必须至少为1）
    FlashWaitCycle2 = 2u,       ///< 读等待周期设置为2-即读周期为3（当HCK大于48MHz时必须至少为2）
} en_flash_waitcycle_t;

/**
 ******************************************************************************
  ** \brief Flash擦写保护范围重定义
 *****************************************************************************/
typedef enum en_flash_lock
{
    FlashLock0 = 0u,           ///<LOCK0    
    FlashLock1 = 1u,           ///<LOCK1   
    FlashLock2 = 4u,           ///<LOCK2    
    FlashLock3 = 5u,           ///<LOCK3     
} en_flash_lock_t;

/**
 ******************************************************************************
 ** \brief Redefinition of FLASH register structure 
 ******************************************************************************/

/******************************************************************************
 * Global definitions
 ******************************************************************************/

/******************************************************************************
 * Local type definitions ('typedef')
 ******************************************************************************/

/******************************************************************************
 * Global variable definitions ('extern')                                     
 ******************************************************************************/

/******************************************************************************
 * Global function prototypes (definition in C source)                        
 ******************************************************************************/
///<Flash 初始化配置(中断函数、编程时间参数及休眠模式配置）
en_result_t Flash_Init(uint8_t u8FreqCfg, boolean_t bDpstbEn);

///<Flash 页/全片擦除
en_result_t Flash_SectorErase(uint32_t u32SectorAddr);
en_result_t Flash_ChipErase(void);

///<Flash 字节/半字/字写
en_result_t Flash_WriteByte(uint32_t u32Addr, uint8_t u8Data);
en_result_t Flash_WriteHalfWord(uint32_t u32Addr, uint16_t u16Data);
en_result_t Flash_WriteWord(uint32_t u32Addr, uint32_t u32Data);

///<Flash 编程保护加锁/解锁
void Flash_LockAll(void);
void Flash_UnlockAll(void);
en_result_t Flash_LockSet(en_flash_lock_t enLock, uint32_t u32LockValue);


///<Flash 读等待周期设定
en_result_t Flash_WaitCycle(en_flash_waitcycle_t enWaitCycle);

///<中断相关函数
///<中断使能/禁止
en_result_t Flash_EnableIrq(en_flash_int_type_t enFlashIntType);
en_result_t Flash_DisableIrq(en_flash_int_type_t enFlashIntType);
///<中断标志获取
boolean_t Flash_GetIntFlag(en_flash_int_type_t enFlashIntType);
///<中断标志清除
en_result_t Flash_ClearIntFlag(en_flash_int_type_t enFlashIntType);

//@} // FlashGroup

#ifdef __cplusplus
}
#endif

#endif /* __FLASH_H__ */
/******************************************************************************/
/* EOF (not truncated)                                                        */
/******************************************************************************/
