//********************************************************************
//  Ver 1.0
//      2021.11.20  1、新建文件。
//********************************************************************
#include    "config.h"

EEPROM_Str  EEPROM_Info;

void	EEPROM_InfoInit(void)
{
    MEM_Fill((INT8U *)&EEPROM_Info, 0, sizeof(EEPROM_Str));
    EEPROM_Read(EEPROM_ADDR_BALANECE_INFO, (INT8U *) & (BATT_Info.Info.BalanceStats), sizeof(BalanceStats_Str));
    EEPROM_Read(EEPROM_ADDR_USE_INFO, (INT8U *) & (BATT_Info.Info.UseInfoLog), sizeof(UseInfoLog_Str));
    EEPROM_Read(EEPROM_ADDR_ALARMCNT_INFO, (INT8U *) & (BATT_Info.Info.AlarmCount), sizeof(AlarmCount_Str));
    EEPROM_Read(EEPROM_ADDR_ALARMLOG_INFO, (INT8U *) & (BATT_Info.Info.AlarmLog), sizeof(AlarmLog_Str));
}

void    EEPROM_Init(void)
{
    EEPROM_WpInit();
    I2CS_Init1(I2CS1, 100000);
    EEPROM_InfoInit();
    if(BATT_Info.Info.BalanceStats.CellBalanceMin[13] == 0xffffffff)
    {
        MEM_Fill((INT8U *) & (BATT_Info.Info.BalanceStats), 0, sizeof(BalanceStats_Str));
        EEPROM_Write(EEPROM_ADDR_BALANECE_INFO, (INT8U *) & (BATT_Info.Info.BalanceStats), sizeof(BalanceStats_Str));
    }

    if(BATT_Info.Info.UseInfoLog.ChargeTimeCount == 0xffffffff)
    {
        MEM_Fill((INT8U *) & (BATT_Info.Info.UseInfoLog), 0, sizeof(UseInfoLog_Str));
        EEPROM_Write(EEPROM_ADDR_USE_INFO, (INT8U *) & (BATT_Info.Info.UseInfoLog), sizeof(UseInfoLog_Str));
    }

    if(BATT_Info.Info.AlarmCount.AlarmCodeCount[9].AlarmCount1 == 0xffff)
    {
        MEM_Fill((INT8U *) & (BATT_Info.Info.AlarmCount), 0, sizeof(AlarmCount_Str));
        EEPROM_Write(EEPROM_ADDR_ALARMCNT_INFO, (INT8U *) & (BATT_Info.Info.AlarmCount), sizeof(AlarmCount_Str));
    }

    if(BATT_Info.Info.AlarmLog.AlarmTimeStamp[29].AlarmNum == 0xffff)
    {
        MEM_Fill((INT8U *) & (BATT_Info.Info.AlarmLog), 0, sizeof(AlarmLog_Str));
        EEPROM_Write(EEPROM_ADDR_ALARMLOG_INFO, (INT8U *) & (BATT_Info.Info.AlarmLog), sizeof(AlarmLog_Str));
    }

}

//数据按页对齐写入、读取，有利于提高访问速度
INT8U    EEPROM_Read(INT16U Addr, INT8U *ptr, INT16U Len)
{
    INT8U tFlag = 1;

    EEPROM_Info.Size = 0;
    do
    {
        EEPROM_Info.PageAddr = Addr & (~(EEPROM_SECTOR - 1));      //计算读取页地址
        tFlag = EEPROM_I2CRead(EEPROM_Info.PageAddr, EEPROM_Info.Buff, EEPROM_SECTOR);
        if (tFlag != 0)
        {
            EEPROM_Info.Size = Addr & (EEPROM_SECTOR - 1);          //计算数据在页里的位置
            if(EEPROM_SECTOR >= Len) //计算最后剩余字节数
            {
                EEPROM_Info.Size = Len;
            }
            else if(EEPROM_Info.Size == 0)      //计算中间字节数
            {
                EEPROM_Info.Size = EEPROM_SECTOR;
            }
            MEM_Copy((INT8U *)&EEPROM_Info.Buff[Addr - EEPROM_Info.PageAddr], ptr, EEPROM_Info.Size);
            EEPROM_Info.Flag = 0;
        }
        Addr += EEPROM_Info.Size;
        ptr += EEPROM_Info.Size;
        Len -= EEPROM_Info.Size;
    }
    while(Len != 0);

    return (EEPROM_Info.Flag);
}

INT8U    EEPROM_Write(INT16U Addr, INT8U *ptr, INT16U Len)
{
    INT8U tFlag = 1;

    EEPROM_Wp(DISABLE);
    DELAY_Ms(10);
    do
    {
        EEPROM_Info.Size = Addr & (EEPROM_SECTOR - 1);              //计算数据在页里的位置
        if(EEPROM_SECTOR >= Len) //计算最后剩余字节数
        {
            EEPROM_Info.Size = Len;
        }
        else //if(EEPROM_Info.Size == 0)      //计算中间字节数
        {
            EEPROM_Info.Size = EEPROM_SECTOR;
        }
        MEM_Copy(ptr, EEPROM_Info.Buff, EEPROM_Info.Size);
        tFlag = EEPROM_I2CWrite(Addr, EEPROM_Info.Buff, EEPROM_Info.Size);
        Addr += EEPROM_Info.Size;
        ptr += EEPROM_Info.Size;
        Len -= EEPROM_Info.Size;
        if (tFlag != 0)
        {
            EEPROM_Info.Flag = 0;
        }
        DELAY_Ms(100);
    }
    while(Len != 0);
    EEPROM_Wp(ENABLE);

    return (EEPROM_Info.Flag);
}