28035canboot/flash_programming/source/User_Can.c

#include "DSP2803x_Device.h"     // DSP2803x Headerfile Include File
#include "DSP2803x_Examples.h"   // DSP2803x Examples Include File
#include "Flash2803x_API_Library.h"
void CanReceive(void);
void CanSend(void);

extern int16 FlashErase(void);
extern int16 FlashDataCopy(unsigned char *buffer,int16 len);

struct CANMBOX_USER_REGS CanMboxUserRegsT;

void CanMaster(void)
{
	CanReceive();

    CanSend();
}

void CanReceive(void)
{
	int16 j = 0;
	static int16 count = 0;
	static int16 i = 0;
	struct CANMBOX_USER_REGS CanMboxTempRegs;

	CanMboxTempRegs = ECanMboxRead();
	if (CanMboxTempRegs.MboxRxFlg == TRUE)
	{
			//----------------------------------------------------------------------------------
	    	if (CanMboxTempRegs.MboxID == SHAKE_FIR_REC)
			{
	    		if (CanMboxTempRegs.MboxWord2 == 0x5a5a && CanMboxTempRegs.MboxWord3 == 0xa5a5
	    				&& CanMboxTempRegs.MboxWord4 == 0x5a5a)
	    		{
	    			BootStatus.HexRow = CanMboxTempRegs.MboxWord1;
	    			BootStatus.WorkStatus = FALSE;
	    			BootStatus.SendNum = SEND_NULL;

	    			BootStatus.Reboot = BOOT_SHAKE_SUCCESS;

					if(FlashErase() == STATUS_SUCCESS)
					{
						BootStatus.WorkStatus = TRUE;
						BootStatus.SendNum = SHAKE_SEC_SEND;
					}
					else
					{
						BootStatus.SendNum = SEND_NULL;
						BootStatus.WorkStatus = FALSE;
					}
	    		}
			}
	    	//----------------------------------------------------------------------------------
	    	if(CanMboxTempRegs.MboxID == SHAKE_SEC_REC)
	    	{
	    		if (CanMboxTempRegs.MboxWord1 == 0x5a5a && CanMboxTempRegs.MboxWord2 == 0xa5a5
	    			&& CanMboxTempRegs.MboxWord3 == 0x5a5a && CanMboxTempRegs.MboxWord4 == 0xa5a5)
	    		{
	    			BootStatus.WorkStatus = TRUE;
	    			BootStatus.SendNum = SHAKE_SEC_ACK;
	    		}else
	    		{
	    			BootStatus.WorkStatus = FALSE;
	    		    BootStatus.SendNum = SEND_NULL;
	    		}

	    	}
	    	//----------------------------------------------------------------------------------
	    	if((CanMboxTempRegs.MboxID & DATA_REC_SEND) == DATA_REC_SEND)
	    	{
	    		if(CanMboxTempRegs.MboxID == DATA_REC_SEND)
	    		{
	    			BootStatus.LineId = CanMboxTempRegs.MboxWord1;
	    			BootStatus.LineDataLen = CanMboxTempRegs.MboxWord2;
	    		}else if(CanMboxTempRegs.MboxWord1 == 0x5a5a && CanMboxTempRegs.MboxWord2 == 0xa5a5 &&
	    				CanMboxTempRegs.MboxWord3 == 0x5a5a && CanMboxTempRegs.MboxWord4 == 0xa5a5)
	    		{
	    			if(BootStatus.LineDataLen % 8 == 0)
	    				count = BootStatus.LineDataLen / 8;
	    			else
	    				count = BootStatus.LineDataLen / 8 + 1;

	    			if(BootStatus.FrameId == count)
	    			{
	    				if(FlashDataCopy(BootStatus.Buffer, BootStatus.LineDataLen) == STATUS_SUCCESS)
	    				{
	    					BootStatus.WorkStatus = TRUE;
	    					BootStatus.SendNum = DATA_REC_ACK;
	    				}else
	    				{
	    					BootStatus.WorkStatus = FALSE;
	    					BootStatus.SendNum = SEND_NULL;
	    				}
	    			}
	    			i = 0;
	    			count = 0;
	    			BootStatus.FrameId = 0;
	    			BootStatus.LineDataLen = 0;
	    		    for(j=0; j<100; j++)			//unsigned char Buffer[100]ÇåÁã
	    		    {
	    		    	BootStatus.Buffer[j] = 0;
	    		    }
	    		}else
	    		{
	    			BootStatus.FrameId++;
	    			BootStatus.Buffer[i++] = CanMboxTempRegs.MboxWord1 & 0x00ff;
	    			BootStatus.Buffer[i++] = (CanMboxTempRegs.MboxWord1 & 0xff00) >> 8;
	    			BootStatus.Buffer[i++] = CanMboxTempRegs.MboxWord2 & 0x00ff;
	    			BootStatus.Buffer[i++] = (CanMboxTempRegs.MboxWord2 & 0xff00) >> 8;
	    			BootStatus.Buffer[i++] = CanMboxTempRegs.MboxWord3 & 0x00ff;
	    			BootStatus.Buffer[i++] = (CanMboxTempRegs.MboxWord3 & 0xff00) >> 8;
	    			BootStatus.Buffer[i++] = CanMboxTempRegs.MboxWord4 & 0x00ff;
	    			BootStatus.Buffer[i++] = (CanMboxTempRegs.MboxWord4 & 0xff00) >> 8;
	    		}
	    	}
	    	//-------------------------------------------------------------------------------
	    	if(CanMboxTempRegs.MboxID == FILE_SEND_FINISH)
	    	{
	    		if (CanMboxTempRegs.MboxWord1 == 0x5a5a && CanMboxTempRegs.MboxWord2 == 0x5a5a
	    				&& CanMboxTempRegs.MboxWord3 == 0x5a5a && CanMboxTempRegs.MboxWord4 == 0x5a5a)
	    		{
	    			BootStatus.WorkStatus = TRUE;
	    			BootStatus.SendNum = FILE_SEND_ACK;
	    		}else
	    		{
	    			BootStatus.WorkStatus = FALSE;
	    			BootStatus.SendNum = SEND_NULL;
	    		}
	    	}
	}
}

void CanSend(void)
{
	//-----------------------------------------1---------------------------------------------
		if(BootStatus.WorkStatus == TRUE)
		{
			//------------------------------------------------------------------------------
			if(BootStatus.SendNum == SHAKE_FIR_ACK)
			{
				CanMboxUserRegsT.MboxID = SHAKE_FIR_ACK;
				CanMboxUserRegsT.MboxNum = 30;
				CanMboxUserRegsT.MboxDLC = 8;

				CanMboxUserRegsT.MboxWord1 = 0x5A5A;
				CanMboxUserRegsT.MboxWord2 = 0xA5A5;
				CanMboxUserRegsT.MboxWord3 = 0x5A5A;
			    CanMboxUserRegsT.MboxWord4 = 0xA5A5;
				ECanMboxSend(&CanMboxUserRegsT);
				BootStatus.SendNum = SEND_NULL;
			}
			//-------------------------------------------------------------------------------
			if(BootStatus.SendNum == SHAKE_SEC_SEND)
			{
				CanMboxUserRegsT.MboxID = SHAKE_SEC_SEND;
				CanMboxUserRegsT.MboxNum = 29;
				CanMboxUserRegsT.MboxDLC = 8;

				CanMboxUserRegsT.MboxWord1 = 0xA5A5;
				CanMboxUserRegsT.MboxWord2 = 0x5A5A;
				CanMboxUserRegsT.MboxWord3 = 0xA5A5;
			    CanMboxUserRegsT.MboxWord4 = 0x5A5A;
				ECanMboxSend(&CanMboxUserRegsT);
				BootStatus.SendNum = SEND_NULL;
			}
			//------------------------------------------------------------------------------
			if(BootStatus.SendNum == SHAKE_SEC_ACK)
			{
				CanMboxUserRegsT.MboxID = SHAKE_SEC_ACK;
				CanMboxUserRegsT.MboxNum = 28;
				CanMboxUserRegsT.MboxDLC = 8;

				CanMboxUserRegsT.MboxWord1 = 0xA5A5;
				CanMboxUserRegsT.MboxWord2 = 0x5A5A;
				CanMboxUserRegsT.MboxWord3 = 0xA5A5;
			    CanMboxUserRegsT.MboxWord4 = 0x5A5A;
				ECanMboxSend(&CanMboxUserRegsT);
				BootStatus.SendNum = SEND_NULL;
			}
			//------------------------------------------------------------------------------
			if(BootStatus.SendNum == DATA_REC_ACK)
			{
				CanMboxUserRegsT.MboxID = DATA_REC_ACK;
				CanMboxUserRegsT.MboxNum = 27;
				CanMboxUserRegsT.MboxDLC = 8;

				CanMboxUserRegsT.MboxWord1 = BootStatus.LineId;
				CanMboxUserRegsT.MboxWord2 = 0x5A5A;
				CanMboxUserRegsT.MboxWord3 = 0x5A5A;
			    CanMboxUserRegsT.MboxWord4 = 0x5A5A;
				ECanMboxSend(&CanMboxUserRegsT);
				BootStatus.SendNum = SEND_NULL;
			}
			//------------------------------------------------------------------------------
			if(BootStatus.SendNum == FILE_SEND_ACK)
			{
				CanMboxUserRegsT.MboxID = FILE_SEND_ACK;
				CanMboxUserRegsT.MboxNum = 26;
				CanMboxUserRegsT.MboxDLC = 8;

				CanMboxUserRegsT.MboxWord1 = 0xA5A5;
				CanMboxUserRegsT.MboxWord2 = 0xA5A5;
				CanMboxUserRegsT.MboxWord3 = 0xA5A5;
			    CanMboxUserRegsT.MboxWord4 = 0xA5A5;
				ECanMboxSend(&CanMboxUserRegsT);
				BootStatus.SendNum = SEND_NULL;
				BootStatus.Reboot = FALSE;
			}

		}

}
//===========================================================================
// No more.
//===========================================================================