/** ##########################################################################
**     Filename  :
**     Project   :
**     Module    :
**     Processor :
**     Version   : 1.0
**     Compiler  :
**     Date/Time :
**     Abstract  :
**     Contents  :
**     Note      :
*
**
**     (c) Copyright dmdz Co.,Ltd
**  --------------------------------------------------------------------------
**               R E V I S I O N   H I S T O R Y
**  --------------------------------------------------------------------------
**  Date       Ver   Author             Description

**  -20230602-  --V1.0--  --mingyea---  --修改--

** #########################################################################*/

/*---------------------------------------------------------------------------
- I N C L U D E   F I L E S
----------------------------------------------------------------------------*/
//#include "includes.h"
#include "error.h"
#include "boot_app.h"
#include "can.h"
#include "nvm.h"
//#include "lin_commontl_api.h"
//#include "lin_slave_diag.h"
#include "common_cfg.h"
#include "bl_can_if_funcfg.h"
#include "bl_adpt_uds_platform.h"

/*---------------------------------------------------------------------------
- D E F I N E S / M A C R O S
----------------------------------------------------------------------------*/


/*---------------------------------------------------------------------------
- T Y P E   D E F I N I T I O N S
----------------------------------------------------------------------------*/


/*---------------------------------------------------------------------------
- S T A T I C   V A R I A B L E S
----------------------------------------------------------------------------*/


/*---------------------------------------------------------------------------
* G L O B A L   V A R I A B L E S
----------------------------------------------------------------------------*/


/*---------------------------------------------------------------------------
- C O N S T A N T S
----------------------------------------------------------------------------*/
#if 0 //最后的 app valid flag,应该在boot区成功时，要写入，記得debug時，要開啟
	#pragma CONST_SEG MEMORY_MAP_ROM_APP_FLAG_END
	const u8 AppValid[16] = {0xaa,0xaa,0x04,0xe5,0xaa,0xaa,0x04,0xe5,0xaa,0xaa,0x04,0xe5,0xaa,0xaa,0x04,0xe5};  //APP_VALID_FLAG_ADDR
	#pragma CONST_SEG DEFAULT
#else

#ifdef __ICCARM__
MEMORY_MAP_FLAG_NO_OPTIME	const u8 AppValid[16] @APP_VALID_FLAG_ADDR = {0xaa,0xaa,0x04,0xe5,0xaa,0xaa,0x04,0xe5,0xaa,0xaa,0x04,0xe5,0xaa,0xaa,0x04,0xe5};
#else
MEMORY_MAP_FLAG_NO_OPTIME volatile const MEMORY_MAP_ROM_APP_VALID u8 AppValid[16]   = {0xaa,0xaa,0x04,0xe5,0xaa,0xaa,0x04,0xe5,0xaa,0xaa,0x04,0xe5,0xaa,0xaa,0x04,0xe5};
#endif

#endif


/*---------------------------------------------------------------------------
- F U N C T I O N   P R O T O T Y P E
----------------------------------------------------------------------------*/
//跳轉相關
u32 jump_adress;
typedef void (*pFunction)(void)  ;
pFunction jump_to_app;

static void Boot_SendEcuResetRespones(void);

static u8 Boot_IsValidFlag(u8 flagId);
static void Boot_SetFlag(u8 flagId);

//static u8 Boot_MemCpy(u8 * des, const u8 *src, u32 size);


/* BEGIN_FUNCTION_HDR
************************************************************************************************
* Function Name : Boot_ReprogramCallBack
*
* Description   : Set the reprogramming flag and reset the ECU.
*
* Inputs        : none
*
* Outputs       : none
*
* Limitations   : Only for Bootloader
*
************************************************************************************************
END_FUNCTION_HDR */
void Boot_ReprogramCallBack(void)
{
	/*set reprogram flag*/
	Boot_SetFlag(FLAG_REPROGRAM_ID);
	/*reset ECU*/
	ResetMCUHandle();
}

void Boot_Reprogram_only_writeram(void)
{
	/*set reprogram flag*/
	Boot_SetFlag(FLAG_REPROGRAM_ID);
	/*reset ECU*/
	//ResetMCUHandle();
}
/* BEGIN_FUNCTION_HDR
************************************************************************************************
* Function Name : Boot_ResetMCUCallBack
*
* Description   : Reset the ECU.
*
* Inputs        : none
*
* Outputs       : none
*
* Limitations   : Only for Bootloader
*
************************************************************************************************
END_FUNCTION_HDR */
void Boot_ResetMCUCallBack(void)
{
	/*set reprogram flag*/
	Boot_SetFlag(FLAG_RESET_ID);
	/*reset ECU*/
	ResetMCUHandle();
}

/* BEGIN_FUNCTION_HDR
************************************************************************************************
* Function Name : Boot_SetFlag
*
* Description   : Set the reprogramming flag.
*
* Inputs        : none
*
* Outputs       : none
*
* Limitations   : Only for Bootloader
*
************************************************************************************************
END_FUNCTION_HDR */
static void Boot_SetFlag(u8 flagId)
{
	u32 addr = 0xFFFFFFFFUL;
	u32  data = 0xFFFFFFFFUL;
	u8 l_buf[4] ={FLAG_REPROGRAM_u8_DATA0,FLAG_REPROGRAM_u8_DATA1,FLAG_REPROGRAM_u8_DATA2,FLAG_REPROGRAM_u8_DATA3};

	switch (flagId)
	{
		case FLAG_REPROGRAM_ID:
			addr = AppValid[0];   // AppValid1  
			//addr = AppValid_in[0];   // AppValid_in
			addr = FLAG_REPROGRAM_ADDR;
			//data = FLAG_REPROGRAM_DATA;
			break;
		default :
			break;
	}

	if (addr != 0xFFFFFFFFUL)
	{
		#if 0
		(void)FlagWriteHandle(addr,(u32)4,&l_buf);
		#else
		(void)ram_write_bytes(addr,(u8*)&l_buf[0],FLAG_REPROGRAM_LEN);
		#endif
	}
}

/*---------------------------------------------------------------------------
|Prototype			: boot_app_init
|Called by			:
|Preconditions		:
|Input parameters	:
|Output parameters	:
|Return value		:
|Description		: 初始化
----------------------------------------------------------------------------*/
void  boot_app_init(void)
{
	#if 0
	u8 i;  /*PRQA S 3205*/
	u8 l_buf[8];
	u32 l_temp;
	u32 tempP2Star;
	boot_app_clear_flag();
	(void)in_flash_read_words(&g_boot_flag_info,in_flash_get_boot_log_s_addr() ,IN_FLASH_LOG_LEN_BOOT_WORKS);
	if(g_boot_flag_info == BOOT_APP_FLAG_IS_BOOT_SUCCESS)
	{
		boot_app_jump_to_app();
	}
	#endif
}


/*---------------------------------------------------------------------------
|Prototype			: boot_app_task
|Called by			:
|Preconditions		:
|Input parameters	:
|Output parameters	:
|Return value		:
|Description		:
----------------------------------------------------------------------------*/
void boot_app_task(void)
{

}


#if 0
#ifdef __ICCARM__
static void __set_MSP(uint32_t topOfMainStack)
{
	__asm("msr msp, r0");
}
static __inline void __set_PSP(uint32_t topOfProcStack)
{
	__asm("msr psp, r0");
}
/**
	\brief   Set Control Register
	\details Writes the given value to the Control Register.
	\param [in]    control  Control Register value to set
 */
static __inline void __set_CONTROL(uint32_t control)
{
	__asm volatile ("MSR control, %0" : : "r" (control) : "memory");
}

#endif

#ifdef __GNUC__

static void __set_MSP(uint32_t topOfMainStack)
{
	__asm volatile ("MSR msp, %0\n" : : "r" (topOfMainStack) : "sp");
}
static void __set_PSP(uint32_t topOfMainStack)
{
	__asm volatile ("MSR psp, %0\n" : : "r" (topOfMainStack) : "sp");
}
/**
	\brief   Set Control Register
	\details Writes the given value to the Control Register.
	\param [in]    control  Control Register value to set
 */
static void __set_CONTROL(uint32_t control)
{
	__asm volatile ("MSR control, %0" : : "r" (control) : "memory");
}


#endif

#endif


/*---------------------------------------------------------------------------
|Prototype			:
|Called by			:
|Preconditions		:
|Input parameters	:
|Output parameters	:
|Return value		:
|Description		:
----------------------------------------------------------------------------*/

void boot_app_jump_to_app(void)
{

	/*一上電就跳轉到應用程序區*/

	/*檢查棧頂地址是否合法*/
	if(  ((* (__IO u32*)APP_ADRRESS_VECTOR) & 0x2ffe0000u)  == 0x20000000u)
	{
		/*用戶代碼區第二個字為程序開始地址(復位地址)  即Reset_handler  */
		jump_adress = * (__IO u32*)(APP_ADRRESS_VECTOR+4u);		/*所謂的PC 是0x8000004  ,SP 是 0x8000000*/
		jump_to_app = (pFunction)jump_adress;

		/*考虙這語句是否可以去掉---後來測試發現不影響--是獨立的*/
		// SCB->VTOR = 0x08000000u; /* Vector Table Relocation in Internal FLASH. */

		//和RTOS相關的，這兩句，研究了好多天，價格不菲
		__set_PSP(*(__IO u32 *)APP_ADRRESS_VECTOR);
		__set_CONTROL(0);
		/*初始化APP堆棧指針---用戶代碼區的第一個字用於存放棧頂地址*/
		__set_MSP((* (__IO u32*)APP_ADRRESS_VECTOR));    		/*__set_MSP 是設置椎棧指針*/

		#if 0
		bsp_int_disable_all_int();
		#if OS_TYPE == OS_TYPES_NULL
		bsp_int_disable_primask();
		bsp_int_disable_faultmask();
		#endif
		#endif

		jump_to_app();

	}



}