Ejemplo n.º 1
0
static int mcsdl_download(const UINT8 *pBianry, const UINT16 unLength, INT8 IdxNum, struct melfas_tsi_platform_data *data)
{
    int	i;
    int nRet;

    UINT8 Check_IC = 0xFF;  // d.model
    UINT8 readBuffer[32];
    UINT8 writeBuffer[4];
    UINT32 wordData;

    //---------------------------------
    // Check Binary Size
    //---------------------------------
    if (unLength >= MELFAS_FIRMWARE_MAX_SIZE)
    {
        nRet = MCSDL_RET_PROGRAM_SIZE_IS_WRONG;
        goto MCSDL_DOWNLOAD_FINISH;
    }


#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
    printk(" - Starting download...\n");
#endif

    //---------------------------------
    // Make it ready
    //---------------------------------
#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
    printk(" > Ready\n");
#endif
    mcsdl_set_ready(data);

    mcsdl_delay(MCSDL_DELAY_1MS);
    //--------------------------------------------------------------
    // IC Information read from Flash
    //--------------------------------------------------------------
#if 1
    if (IdxNum == 0)
    {
        mcsdl_select_isp_mode(ISP_MODE_SERIAL_READ);

        wordData   = ((0x1F00 & 0x1FFF) << 1) | 0x0;
        wordData <<= 14;
        mcsdl_write_bits(wordData, 18);

        mcsdl_read_flash(readBuffer);
        MCSDL_GPIO_SDA_SET_LOW();
/* code for samsung */
        //MCSDL_GPIO_SDA_SET_OUTPUT(0);
/* code for samsung */

        mcsdl_unselect_isp_mode();

        //if (readBuffer[3] != 0xFF)
        Check_IC = readBuffer[3];
#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
        printk("\IC Information :0x%02X,  0x%02X\n", readBuffer[3], Check_IC);
#endif
        mcsdl_delay(MCSDL_DELAY_1MS);
    }
Ejemplo n.º 2
0
static int mcsdl_read_flash_from(UINT8 *pBuffer, UINT16 unStart_addr, UINT16 unLength, INT8 IdxNum)
{
    int i;
    int j;

    UINT8  ucLength;

    UINT16 addr;
    UINT32 wordData;

    if (unLength >= MELFAS_FIRMWARE_MAX_SIZE)
        return MCSDL_RET_PROGRAM_SIZE_IS_WRONG;

    addr  = 0;
    ucLength  = MELFAS_TRANSFER_LENGTH;

#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
    printk(" %04X : ", unStart_addr);
#endif
    for (i = 0; i < (int)unLength; i += (int)ucLength) {
        addr = (UINT16)i;
        if (IdxNum > 0) {
            mcsdl_select_isp_mode(ISP_MODE_NEXT_CHIP_BYPASS);
            mcsdl_delay(MCSDL_DELAY_3US);
        }

        mcsdl_select_isp_mode(ISP_MODE_SERIAL_READ);
        wordData   = (((unStart_addr + addr)&0x1FFF) << 1) | 0x0;
        wordData <<= 14;

        mcsdl_write_bits(wordData, 18);

        if ((unLength - addr) < MELFAS_TRANSFER_LENGTH)
            ucLength = (UINT8)(unLength - addr);

        /*--------------------
        // Read flash
        //--------------------*/
        mcsdl_read_flash(&pBuffer[addr]);

#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
        for (j = 0; j < (int)ucLength; j++)
            printk("%02X ", pBuffer[j]);
#endif
        mcsdl_unselect_isp_mode();
    }

#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
    /*printk("\n");*/
#endif
    return MCSDL_RET_SUCCESS;
}
Ejemplo n.º 3
0
static int mcsdl_verify_flash( UINT8 *pDataOriginal, UINT16 unLength, INT8 IdxNum )
{
	int	  i, j;
	int	  nRet;

	UINT8 *pData;
	UINT8 ucLength;

	UINT16 addr;
	UINT32 wordData;

	addr  = 0;
	pData = (UINT8 *) pDataOriginal;

	ucLength  = MELFAS_TRANSFER_LENGTH;

    while ((addr*4) < (int)unLength)
    {
        if ((unLength - (addr*4)) < MELFAS_TRANSFER_LENGTH)
        {
            ucLength = (UINT8)(unLength - (addr * 4));
        }
        // start ADD DELAY
        mcsdl_delay(MCSDL_DELAY_40US);

        //--------------------------------------
        //	Select ISP Mode
        //--------------------------------------
        if (IdxNum > 0)
        {
            mcsdl_select_isp_mode(ISP_MODE_NEXT_CHIP_BYPASS);
		mcsdl_delay(MCSDL_DELAY_3US);
        }

    	mcsdl_select_isp_mode(ISP_MODE_SERIAL_READ);


    	//---------------------------------------------
    	//	Header
    	//	Address[13ibts] <<1
    	//---------------------------------------------

    	wordData   = ( (addr&0x1FFF) << 1 ) | 0x0;
    	wordData <<= 14;

    	mcsdl_write_bits( wordData, 18 );

        addr+=1;

    		#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
    		printk("#");
    		#endif



    		//--------------------
    		// Read flash
    		//--------------------
    		mcsdl_read_flash( ucVerifyBuffer);

//kang

        MCSDL_GPIO_SDA_SET_LOW();
        MCSDL_GPIO_SDA_SET_OUTPUT(0);
//            mcsdl_delay(MCSDL_DELAY_1MS);
//kang
    		//--------------------
    		// Comparing
    		//--------------------


        if (IdxNum == 0)
        {
            for (j = 0; j < (int)ucLength; j++)
            {
#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
                printk(" %02X", ucVerifyBuffer[j]);
#endif
                if (ucVerifyBuffer[j] != pData[j])
                {
#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
	    				printk("\n [Error] Address : 0x%04X : 0x%02X - 0x%02X\n", addr, pData[j], ucVerifyBuffer[j] );
	                    #endif


	    				nRet = MCSDL_RET_PROGRAM_VERIFY_FAILED;
	    				goto MCSDL_VERIFY_FLASH_FINISH;

	    			}
	    		}
		}
        else // slave
        {
            for (j = 0; j < (int)ucLength; j++)
            {
#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
                printk(" %02X", ucVerifyBuffer[j]);
#endif
                if ((0xff - ucVerifyBuffer[j]) != pData[j])
                {
#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
                    printk("\n [Error] Address : 0x%04X : 0x%02X - 0x%02X\n", addr, pData[j], ucVerifyBuffer[j]);
	                    #endif


	    				nRet = MCSDL_RET_PROGRAM_VERIFY_FAILED;
	    				goto MCSDL_VERIFY_FLASH_FINISH;

                }
            }
        }
        pData += ucLength;
        mcsdl_unselect_isp_mode();
    	}

	nRet = MCSDL_RET_SUCCESS;

MCSDL_VERIFY_FLASH_FINISH:

	#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
	printk("\n");
	#endif

	mcsdl_unselect_isp_mode();

	return nRet;
}
Ejemplo n.º 4
0
static int mcsdl_download(uint8_t *pgm_data,  uint16_t length )
{
	int i;
	int ret;
	uint8_t   cLength;
	uint16_t  nStart_address=0;
	uint8_t   buffer[MCSDL_TRANSFER_LENGTH];

	/* Enter Download mode */
	ret = mcsdl_enter_download_mode();
	if (0 != ret) {
		return -1;
	} 
	printk("mcsdl enter download mode success!\n");
	mdelay(1);

	/* erase flash */
	printk("Erasing...\n");
	ret = mcsdl_erase_flash();
	if (0 != ret) {
		return -1;
	}
	printk("Erase OK!\n");
	mdelay(1);

	/* Verify erase */
	printk("Verifying erase...\n");
	ret = mcsdl_read_flash(buffer, 0x00, 16);		/* Must be '0xFF' after erase */
	if (0 != ret) {
		return -1;
	}
	for(i=0; i<16; i++){
		if( buffer[i] != 0xFF ){
			printk("Verify flash error\n");
			return -1;
		}
	}
	mdelay(1);

	/* Prepare for Program flash */
	printk("Preparing Program...\n");
	ret = mcsdl_prepare_program();
	if (0 != ret) {
		return -1;
	}
	mdelay(1);

	/* Program flash */
	printk("Programing flash...");
	nStart_address = 0;
	cLength  = MCSDL_TRANSFER_LENGTH;
	for( nStart_address = 0; nStart_address < length; nStart_address+=cLength ){
		printk("#");
		if( ( length - nStart_address ) < MCSDL_TRANSFER_LENGTH ){
			cLength  = (uint8_t)(length - nStart_address);
			cLength += (cLength%2);									/* For odd length */
		}
		ret = mcsdl_program_flash(&pgm_data[nStart_address], nStart_address, cLength);
		if (0 != ret) {
			printk("\nProgram flash failed.\n");
			return -1;
		}
		ndelay(500);
	}

	/* Verify flash */
	printk("\nVerifying flash...");
	nStart_address = 0;
	cLength  = MCSDL_TRANSFER_LENGTH;
	for( nStart_address = 0; nStart_address < length; nStart_address+=cLength ){
		printk("#");
		if( ( length - nStart_address ) < MCSDL_TRANSFER_LENGTH ){
			cLength  = (uint8_t)(length - nStart_address);
			cLength += (cLength%2);									/* For odd length */
		}
		ret = mcsdl_read_flash(buffer, nStart_address, cLength);

		if (0 != ret) {
			printk("\nVerify flash read failed.\n");
			return -1;
		}
		for(i=0; i<(int)cLength; i++){
			if( buffer[i] != pgm_data[nStart_address+i] ){
				printk("\nVerify flash compare failed.\n");
				return -1;
			}
		}
		ndelay(500);
	}
	printk("\n");

	/* Reset command */
	mdelay(1);
	ret = i2c_smbus_write_byte(g_client, 0x07);						/* 0x07 is reset cmd */
	if( 0 != ret ){
		printk("reset error\n");
		return -1;
	}
	mdelay(180);

	return 0;
}
Ejemplo n.º 5
0
static int mcsdl_read_flash_from( UINT8 *pBuffer, UINT16 unStart_addr, UINT16 unLength)
{
	int	  i;
	//int j;

	UINT8  ucLength;

	UINT16 addr;
	UINT32 wordData;

	if( unLength >= MELFAS_FIRMWARE_MAX_SIZE ){
		return MCSDL_RET_PROGRAM_SIZE_IS_WRONG;
	}

	addr  = 0;

	mcsdl_select_isp_mode(ISP_MODE_SERIAL_READ);

	wordData   = ( (unStart_addr&0x1FFF) << 7 ) | 0x7F;
	wordData <<= 1;

	mcsdl_write_bits( wordData, 31 );

	ucLength  = MELFAS_TRANSFER_LENGTH;

	#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
	//printk(" %04X : ", unStart_addr );
	#endif


	for( i = 0; i < (int)unLength; i+=(int)ucLength ){

		addr = (UINT16)i;

		if( ( unLength - addr ) < MELFAS_TRANSFER_LENGTH ){

			ucLength = (UINT8)(unLength - addr);
		}

		//--------------------
		// Read flash
		//--------------------
		mcsdl_read_flash( &pBuffer[addr], ucLength );


		#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
		//for(j=0; j<(int)ucLength; j++){
		//	printk("%02X ", pBuffer[j] );
		//}
		#endif

	}

	#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
	//printk("\n");
	#endif

	mcsdl_unselect_isp_mode();

	return MCSDL_RET_SUCCESS;

}
Ejemplo n.º 6
0
static int mcsdl_verify_flash( UINT8 *pDataOriginal, UINT16 unLength )
{
	int	  i, j;
	int	  nRet;

	UINT8 *pData;
	UINT8 ucLength;

	UINT16 addr;
	UINT32 wordData;

	addr  = 0;
	pData = (UINT8 *) pDataOriginal;

	mcsdl_select_isp_mode(ISP_MODE_SERIAL_READ);

	wordData   = ( (addr&0x1FFF) << 7 ) | 0x7F;
	wordData <<= 1;

	mcsdl_write_bits( wordData, 31 );

	ucLength  = MELFAS_TRANSFER_LENGTH;

	for( i = 0; i < (int)unLength; i+=(int)ucLength ){

		addr = (UINT16)i;

		#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
		printk("#");
		#endif

		if( ( unLength - addr ) < MELFAS_TRANSFER_LENGTH ){
			ucLength = (UINT8)(unLength - addr);
		}

		//--------------------
		// Read flash
		//--------------------

		mcsdl_read_flash( ucVerifyBuffer, ucLength );


		//--------------------
		// Comparing
		//--------------------

		for(j=0; j<(int)ucLength; j++){

			if( ucVerifyBuffer[j] != pData[j] ){

				#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
				printk("\n [Error] Address : 0x%04X : 0x%02X - 0x%02X\n", addr, pData[j], ucVerifyBuffer[j] );
                #endif


				nRet = MCSDL_RET_PROGRAM_VERIFY_FAILED;
				goto MCSDL_VERIFY_FLASH_FINISH;

			}
		}

		pData += ucLength;

		#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
		//printk("\n");
		#endif

	}

	nRet = MCSDL_RET_SUCCESS;

MCSDL_VERIFY_FLASH_FINISH:

	#if MELFAS_ENABLE_DBG_PROGRESS_PRINT
	printk("\n");
	#endif

	mcsdl_unselect_isp_mode();

	return nRet;
}