/**
  ******************************************************************************
  * @file    RefreshMenu.c
  * @author  Vincent
  * @version V1.0.0
  * @date    23-12-2015
  * @brief
  ******************************************************************************

  ******************************************************************************
  */
/* Includes ------------------------------------------------------------------*/
#include "RefreshMenu.h"
#include  "protocol.h"
#include "can_app.h"
#include "flash_if.h"
/* Private variables ---------------------------------------------------------*/
download_t downLoad;
updatecount_t update;

uint8_t flag_FlashWR[2048];

extern void delay_1ms(uint32_t count);
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
void Protocol_Ack(void);

void updateAck(void);
void startUpAck(void);
void timeOutAck(void);

typedef void (*iapfun)(void); //定义一个函数类型的参数

iapfun jumpFun;

void JumpToApp(__IO uint32_t ApplicationAddress)
{
	 __IO uint32_t temp;
	/* Test if user code is programmed starting from address "APPLICATION_ADDRESS" */
	 if (((*(__IO uint32_t*)ApplicationAddress) &0x2FFE0000 ) == 0x20000000)
	 {	 
              /* Get add */
             temp = (*(__IO uint32_t*)(ApplicationAddress + 4));
             jumpFun =(iapfun)temp;
            /* Initialize user application's Stack Pointer */
             __set_MSP(*(__IO uint32_t*)ApplicationAddress);
            /* Jump to user application */
            jumpFun();
	 }
	 else
	 {
             delay_1ms(1);
             //downLoad.finished = DISABLE;
	 }
}


/*******************************************************************************
* Function: void User_Manu_Init(void)
* Discrible: 初始化
* Input:
* Output:
* Return:
* Others:
*    date    version	  author        record
* -----------------------------------------------
* 20180419    V1.0     VINCENT       Create
*********************************************************************************/
void User_Manu_Init(void)
{
    FLASH_If_Init();
    
    //_.ackcmd = ACK_REQ;
    downLoad.step = 0;
    downLoad.packagecount = 0;
    downLoad.wrenable = DISABLE;
    downLoad.finished = DISABLE;
    downLoad.startUpSendCount = 0;
    update.TimeCounter_Startup = 1000;
    update.TimeCounter_Update = 0;
  
}
/*******************************************************************************
* Function: void User_Main_Manu(void)
* Discrible: 主菜单
* Input:
* Output:
* Return:
* Others:
*    date    version	  author        record
* -----------------------------------------------
* 20180419    V1.0     VINCENT       Create
*********************************************************************************/
void User_Main_Manu(void)
{
    while(1)
    {
//      Iwdg_Refresh();			
        CAN_RxData_Process(&CAN_RxBuf_Struct1);
        startUpAck();
        updateAck();
        
        timeOutAck();
        
        if(downLoad.finished == ENABLE)
        {
          
            delay_1ms(50);
            can_deinit(CAN0);
            gpio_bit_reset(GPIOC, GPIO_PIN_1);
            JumpToApp(APPLICATION_ADDRESS);
            
        }
    }
}

void timeOutAck(void)
{
    if((downLoad.finished == DISABLE) && (downLoad.step != 0))
    {
        if(update.TimeCounter_Update > 3000 )  //3000ms
        {
            update.TimeCounter_Update = 0;
            sendUpdateAck(CMD_ACK_ERR , downLoad.packagecount);
            downLoad.finished = ENABLE;
        }
    }

}

/*上电启动，或复位后*/
void startUpAck(void)
{
	
    if(downLoad.step == 0 )
    {
        if(downLoad.startUpSendCount < 4)
        {
            if(update.TimeCounter_Startup >= 50)   //200ms
            {
                update.TimeCounter_Startup = 0;
                
                downLoad.startUpSendCount++;
                
                sendBootInfo();
            }
        }
        else
        {
            downLoad.finished = ENABLE;
        }                     
    }
}

void updateAck(void)
{
    if( update.AckEnable ==  ENABLE )
    {
        update.AckEnable  = DISABLE;

        switch(downLoad.step)
        {
            case 1:
                sendUpdateAck(downLoad.userCmd , 0x0000);
                break;
            
            case 2:
                sendUpdateAck(downLoad.userCmd , downLoad.packagecount);
                break;
            
            case 3:
                sendUpdateAck(downLoad.userCmd , 0x0000);
                downLoad.finished = ENABLE;
                break;

            case 5:
                sendAck();
                downLoad.step = 0;
                downLoad.finished = DISABLE;
                downLoad.startUpSendCount = 0;
                break;
                    
            default :
                break;
                
        }
    }
    
    if(downLoad.wrenable == ENABLE)
    {
        downLoad.wrenable = DISABLE;
        //写flash
        if((downLoad.packagecount <= 2048) && ( downLoad.packagecount > 0 ) )
        {
            if(flag_FlashWR[downLoad.packagecount - 1] == 0 )
            {
                if(FLASH_If_Write( (downLoad.packagecount - 1) * PACKET_128B_SIZE + APPLICATION_ADDRESS, (uint32_t *)downLoad.dataBuff_128B, 32) != FLASHIF_OK )
                {
                    while(1)
                    {
                        sendUpdateAck(CMD_ACK_ERR_FLASH , 0xee);
//						Iwdg_Refresh();
                        delay_1ms(1000);
                    }									
                }
                
                flag_FlashWR[downLoad.packagecount - 1] = 1;
                
                /* 写完FLASH后立即应答，清超时计数 */
                update.AckEnable =  ENABLE;
                /*清除超时标志*/
                update.TimeCounter_Update = 0;
            }
            else
            {
                /*重复写入，可能是上位机没有接收到正确应答信号，重发了数据包，
                应答一个正确信号，让上位机发送下一包数据*/
                sendUpdateAck(CMD_ACK_OK, downLoad.packagecount);
                
                sendUpdateAck(CMD_ACK_ERR_FLASH , 0xe1);
            }				
        }
        else
        {
            sendUpdateAck(CMD_ACK_ERR_FLASH , 0xe2);
        }
    }
}

/*******************************************************************************
* Function: void Period_Stick(void)
* Discrible: 周期定时器
* Input:
* Output:
* Return:
* Others:
*    date    version	  author        record
* -----------------------------------------------
* 20160307     V1.0     VINCENT       Create
*********************************************************************************/
void Period_Stick(void)
{
      update.TimeCounter_Startup++;
      update.TimeCounter_Update++;

}
/************************ (C) END OF FILE *********************************/