Esempio n. 1
0
int spectrig_connect(struct ftdi_context *ftdi)
{
	int ret;

	ftdi_init(ftdi);

	/* TODO: Be a bit more selective and support multiple devices properly */
	ret = open_by_desc_prefix(ftdi, 0x0403, 0x6010, spectrig_descs);
	if (ret < 0) {
		perror("Failed to open the device");
		return ret;
	}
	ftdi_usb_purge_buffers(ftdi);

	/* Initialize synchronous communication */
	ret = ftdi_set_latency_timer(ftdi, 2);
	if (ret < 0) {
		perror("Failed to set the latency timer");
		goto close;
	}
	ret = ftdi_read_data_set_chunksize(ftdi, 0x10000);
	if (ret < 0) {
		perror("Failed to set read data chunksize");
		goto close;
	}
	ret = ftdi_write_data_set_chunksize(ftdi, 0x10000);
	if (ret < 0) {
		perror("Failed to write read data chunksize");
		goto close;
	}
	ret = ftdi_setflowctrl(ftdi, SIO_RTS_CTS_HS);
	if (ret < 0) {
		perror("Failed to set flow control");
		goto close;
	}
	msleep(20);
	ret = ftdi_set_bitmode(ftdi, 0xff, 0x00);
	if (ret < 0) {
		perror("Failed to set bitmode 0x00");
		goto close;
	}
	msleep(20);
	ftdi_set_bitmode(ftdi, 0xff, 0x40);
	if (ret < 0) {
		perror("Failed to set bitmode 0x40");
		goto close;
	}

	msleep(300);
	ftdi_usb_purge_buffers(ftdi);

	return 0;

close:
	ftdi_usb_close(ftdi);
	ftdi_deinit(ftdi);

	return ret;
}
Esempio n. 2
0
static int jtagkey_init(unsigned short vid, unsigned short pid) {
	int ret = 0;
	unsigned char c;

	if ((ret = ftdi_init(&ftdic)) != 0) {
		fprintf(stderr, "unable to initialise libftdi: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
		return ret;
	}
	
	if ((ret = ftdi_usb_open(&ftdic, vid, pid)) != 0) {
		fprintf(stderr, "unable to open ftdi device: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
		return ret;
	}

	if ((ret = ftdi_usb_reset(&ftdic)) != 0) {
		fprintf(stderr, "unable reset device: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
		return ret;
	}

	if ((ret = ftdi_set_interface(&ftdic, INTERFACE_A)) != 0) {
		fprintf(stderr, "unable to set interface: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
		return ret;
	}

	if ((ret = ftdi_write_data_set_chunksize(&ftdic, USBBUFSIZE))  != 0) {
		fprintf(stderr, "unable to set write chunksize: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
		return ret;
	}

	if ((ret = ftdi_read_data_set_chunksize(&ftdic, USBBUFSIZE))  != 0) {
		fprintf(stderr, "unable to set read chunksize: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
		return ret;
	}

	if ((ret = jtagkey_latency(OTHER_LATENCY)) != 0)
		return ret;

	c = 0x00;
	ftdi_write_data(&ftdic, &c, 1);

	if ((ret = ftdi_set_bitmode(&ftdic, JTAGKEY_TCK|JTAGKEY_TDI|JTAGKEY_TMS|JTAGKEY_OEn, BITMODE_SYNCBB))  != 0) {
		fprintf(stderr, "unable to enable bitbang mode: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
		return ret;
	}

	if ((ret = ftdi_set_baudrate(&ftdic, JTAG_SPEED))  != 0) {
		fprintf(stderr, "unable to set baudrate: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
		return ret;
	}

	if ((ret = ftdi_usb_purge_buffers(&ftdic))  != 0) {
		fprintf(stderr, "unable to purge buffers: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
		return ret;
	}

	return ret;
}
Esempio n. 3
0
struct ftdi_context *
bub_init(unsigned int baud_rate,
	 unsigned char latency,
	 unsigned int tx_buf_size,
	 unsigned int rx_buf_size) {

	int ret = 0;

	struct ftdi_context *ftdic;
	
	ftdic = malloc(sizeof(struct ftdi_context));
   
	if(ftdic == NULL) {
		perror("malloc");
		return(NULL);
	}

	ret = ftdi_init(ftdic);
	if (ret < 0) {
		fprintf(stderr, "ftdi_init failed: %d.\n", ret);
		return(NULL);
	}

	ftdi_set_interface(ftdic, INTERFACE_ANY);

	ret = ftdi_usb_open(ftdic, 0x0403, 0x6001); // FIXME make nice defines
	if(ret < 0) {
		fprintf(stderr, "unable to open ftdi device: %d (%s)\n", 
			ret, ftdi_get_error_string(ftdic));
		return(NULL);
	}

	if(ftdi_usb_reset(ftdic) != 0)
		fprintf(stderr, "WARN: ftdi_usb_reset failed!\n");

	ftdi_disable_bitbang(ftdic);

	if (ftdi_set_baudrate(ftdic, baud_rate) < 0) {
		fprintf(stderr, "Unable to set baudrate: (%s)\n", 
			ftdi_get_error_string(ftdic));
		return(NULL);
	} 

	ftdi_set_latency_timer(ftdic, latency);

	if(tx_buf_size > 0)
		ftdi_write_data_set_chunksize(ftdic, tx_buf_size);
	if(rx_buf_size > 0)
		ftdi_read_data_set_chunksize(ftdic, rx_buf_size);

	return(ftdic);
}
Esempio n. 4
0
int platform_init(void) 
{ 
	int err;

	if(ftdic) {
		ftdi_usb_close(ftdic);
		ftdi_free(ftdic);
		ftdic = NULL;
	}
	if((ftdic = ftdi_new()) == NULL) {
		fprintf(stderr, "ftdi_new: %s\n", 
			ftdi_get_error_string(ftdic));
		abort();
	}
	if((err = ftdi_set_interface(ftdic, INTERFACE_A)) != 0) {
		fprintf(stderr, "ftdi_set_interface: %d: %s\n", 
			err, ftdi_get_error_string(ftdic));
		abort();
	}
	if((err = ftdi_usb_open(ftdic, FT2232_VID, FT2232_PID)) != 0) {
		fprintf(stderr, "unable to open ftdi device: %d (%s)\n", 
			err, ftdi_get_error_string(ftdic));
		abort();
	}

	if((err = ftdi_set_latency_timer(ftdic, 1)) != 0) {
		fprintf(stderr, "ftdi_set_latency_timer: %d: %s\n", 
			err, ftdi_get_error_string(ftdic));
		abort();
	}
	if((err = ftdi_set_baudrate(ftdic, 1000000)) != 0) {
		fprintf(stderr, "ftdi_set_baudrate: %d: %s\n", 
			err, ftdi_get_error_string(ftdic));
		abort();
	}
	if((err = ftdi_usb_purge_buffers(ftdic)) != 0) {
		fprintf(stderr, "ftdi_set_baudrate: %d: %s\n", 
			err, ftdi_get_error_string(ftdic));
		abort();
	}
	if((err = ftdi_write_data_set_chunksize(ftdic, BUF_SIZE)) != 0) {
		fprintf(stderr, "ftdi_write_data_set_chunksize: %d: %s\n", 
			err, ftdi_get_error_string(ftdic));
		abort();
	}

	assert(gdb_if_init() == 0);

	jtag_scan(NULL);
	
	return 0; 
}
Esempio n. 5
0
int
USBPort::send_packet (unsigned char packet[PACKETSIZE])
{
  ftdi_write_data_set_chunksize (&ftdic, 1);
  //printf("Send: P0 %c, P71 %c\n", packet[0], packet[71]);
  int bytesSent;
  for (bytesSent = 0; bytesSent < PACKETSIZE; bytesSent++)
     this->send_char (packet[bytesSent]);
  //printf ("Bytes: %d\n", bytesSent);
  //fprintf(stderr, "Error: (%s)\n", ftdi_get_error_string(&ftdic));
  return bytesSent;
  
}
Esempio n. 6
0
Ft245sync::Ft245sync(unsigned int chunkSizeRead,
                     unsigned int chunkSizeWrite,
                     uint8_t gpio,
                     struct ftdi_context * vftdic, 
                     struct ftdi_context * vftdic2)
{
    if(vftdic == NULL)
    {
        this->ftdic = static_cast<struct ftdi_context*>(malloc(sizeof(struct ftdi_context)));
    }
    else
    {
        this->ftdic = vftdic;
    }
    if(vftdic2 == NULL)
    {
        this->ftdic2 = static_cast<struct ftdi_context*>(malloc(sizeof(struct ftdi_context)));
    }
    else
    {
        this->ftdic2 = vftdic2;
    }
    int f;
    // Init 1. channel
    if (ftdi_init(ftdic) < 0)
    {
        throw Exception("ftdi_init failure\n");
    }
    ftdi_set_interface(ftdic, INTERFACE_A);
    f = ftdi_usb_open(ftdic, 0x0403, PID);
    if (f < 0 && f != -5)
    {
        throw Exception("Unable to open FTDI device, channel A\n");
    }
    
    // Init 2. channel
    if (ftdi_init(ftdic2) < 0)
    {
        throw Exception("ftdi_init failure\n");
    }
    ftdi_usb_reset(ftdic);
    ftdi_usb_reset(ftdic2);
    ftdi_set_interface(ftdic2, INTERFACE_B);
    f = ftdi_usb_open(ftdic2, 0x0403, PID);
    if (f < 0 && f != -5)
    {
        throw Exception("Unable to open FTDI device, channel B\n");
    }
    
    ftdi_write_data_set_chunksize(ftdic2, 512);
    ftdi_set_interface(ftdic2, INTERFACE_B);
    ftdi_usb_reset(ftdic2);
    ftdi_set_latency_timer(ftdic2, 2);
    ftdi_setflowctrl(ftdic2, SIO_RTS_CTS_HS);
    ftdi_set_bitmode(ftdic2, 0, BBMODE_SPI);
    
    uint8_t buf[3];
    buf[0] = SET_BITS_LOW;
    buf[1] = 8;
    buf[2] = BIT_DIR; //holding programming of FPGA*/
    ftdi_write_data(ftdic2, buf, 3);
    buf[0] = SET_BITS_HIGH;
    buf[1] = 0xFF; //lighting leds
    buf[2] = BIT_DIR;
    ftdi_write_data(ftdic2, buf, 3);
    buf[0] = SET_BITS_HIGH;
    buf[1] = 0x00; //lighting leds
    buf[2] = BIT_DIR;
    ftdi_write_data(ftdic2, buf, 3);
    buf[0] = SET_BITS_LOW;
    buf[1] = gpio;
    buf[2] = BIT_DIR; //releasing programming of FPGA
    ftdi_write_data(ftdic2, buf, 3);
    sleep(1);
    buf[0] = SET_BITS_LOW;
    buf[1] = 0xFF; //reseting design in FPGA
    buf[2] = BIT_DIR;
    ftdi_write_data(ftdic2, buf, 3);
    sleep(1);
    buf[0] = SET_BITS_LOW;
    buf[1] = 0xDD; //releasing reset
    buf[2] = BIT_DIR;
    ftdi_write_data(ftdic2, buf, 3);
    sleep(1);
    buf[0] = SET_BITS_HIGH;
    buf[1] = 0xFF; //lighting leds
    buf[2] = BIT_DIR;
    ftdi_write_data(ftdic2, buf, 3);
    
    if (ftdi_usb_purge_buffers(ftdic2))
    {
        throw Exception("Purging buffers failed\n");
    }
    ftdi_usb_close(ftdic2); // close channel 2
    ftdi_deinit(ftdic2); // close channel 2
    ftdic->usb_read_timeout = READ_TIMEOUT;
    ftdic->usb_write_timeout = WRITE_TIMEOUT;
    ftdi_read_data_set_chunksize(ftdic, chunkSizeRead);
    ftdi_write_data_set_chunksize(ftdic, chunkSizeWrite);
    
    if (ftdi_usb_reset(ftdic))
    {
        throw Exception("Reset failed\n");
    }
    usleep(1000);
    
    if(ftdi_usb_purge_buffers(ftdic) < 0)
    {
       throw Exception("Setting FT2232 synchronous bitmode failed\n");
    }
    if(ftdi_set_bitmode(ftdic, 0xFF, 0x00) < 0)
    {
       throw Exception("Setting FT2232 synchronous bitmode failed\n");
    }
    if(ftdi_set_bitmode(ftdic, 0xFF, 0x40) < 0) 
    {
        throw Exception("Setting FT2232 synchronous bitmode failed\n");
    }
    if (ftdi_set_latency_timer(ftdic, 2)) /* AN_130 */
    {
        throw Exception("Set latency failed failed\n");
    }
    //SetUSBParameters(ftHandle,0x10000, 0x10000);
    if (ftdi_setflowctrl(ftdic, SIO_RTS_CTS_HS)) // AN_130 
    {
        throw Exception("Set RTS_CTS failed\n");
    }
    /*if(ftdi_usb_purge_buffers(ftdic) < 0)
    {
        throw Exception("Setting FT2232 synchronous bitmode failed\n");
    }*/
    //fixes unalignment of first read (should be fixed in cleaner manner)
    usleep(400);
    unsigned char cleanup[10] = { 0xBB, 0xBB, 0xBB, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA };
    ftdi_write_data(ftdic, cleanup, 10);
    unsigned char recvbuf[4000];
    read(recvbuf);
}
Esempio n. 7
0
int Context::set_write_chunk_size(unsigned int chunksize)
{
    return ftdi_write_data_set_chunksize(d->ftdi, chunksize);
}
Esempio n. 8
0
void platform_init(int argc, char **argv)
{
	int err;
	int c;
	unsigned index = 0;
	char *serial = NULL;
	char * cablename =  "ftdi";
	while((c = getopt(argc, argv, "c:s:")) != -1) {
		switch(c) {
		case 'c':
			cablename =  optarg;
			break;
		case 's':
			serial = optarg;
			break;
		}
	}

	for(index = 0; index < sizeof(cable_desc)/sizeof(cable_desc[0]);
		index++)
		 if (strcmp(cable_desc[index].name, cablename) == 0)
		 break;

	if (index == sizeof(cable_desc)/sizeof(cable_desc[0])){
		fprintf(stderr, "No cable matching %s found\n",cablename);
		exit(-1);
	}

	active_cable = &cable_desc[index];

	printf("\nBlack Magic Probe (" FIRMWARE_VERSION ")\n");
	printf("Copyright (C) 2015  Black Sphere Technologies Ltd.\n");
	printf("License GPLv3+: GNU GPL version 3 or later "
	       "<http://gnu.org/licenses/gpl.html>\n\n");

	if(ftdic) {
		ftdi_usb_close(ftdic);
		ftdi_free(ftdic);
		ftdic = NULL;
	}
	if((ftdic = ftdi_new()) == NULL) {
		fprintf(stderr, "ftdi_new: %s\n",
			ftdi_get_error_string(ftdic));
		abort();
	}
	if((err = ftdi_set_interface(ftdic, active_cable->interface)) != 0) {
		fprintf(stderr, "ftdi_set_interface: %d: %s\n",
			err, ftdi_get_error_string(ftdic));
		abort();
	}
	if((err = ftdi_usb_open_desc(
		ftdic, active_cable->vendor, active_cable->product,
		active_cable->description, serial)) != 0) {
		fprintf(stderr, "unable to open ftdi device: %d (%s)\n",
			err, ftdi_get_error_string(ftdic));
		abort();
	}

	if((err = ftdi_set_latency_timer(ftdic, 1)) != 0) {
		fprintf(stderr, "ftdi_set_latency_timer: %d: %s\n",
			err, ftdi_get_error_string(ftdic));
		abort();
	}
	if((err = ftdi_set_baudrate(ftdic, 1000000)) != 0) {
		fprintf(stderr, "ftdi_set_baudrate: %d: %s\n",
			err, ftdi_get_error_string(ftdic));
		abort();
	}
	if((err = ftdi_write_data_set_chunksize(ftdic, BUF_SIZE)) != 0) {
		fprintf(stderr, "ftdi_write_data_set_chunksize: %d: %s\n",
			err, ftdi_get_error_string(ftdic));
		abort();
	}
	assert(gdb_if_init() == 0);
}
Esempio n. 9
0
// init serial communication device
bool CPlatform::initSerial(char*cPort, unsigned int baudrate)
{
// Windows
#ifdef WIN32
    if(hSerialPort != INVALID_HANDLE_VALUE) {
        CloseHandle(hSerialPort);
    }

    if(cPort == NULL) {
        cPort = STDSERIALWINDOWS;
    }

    hSerialPort = ::CreateFile(cPort, GENERIC_READ|GENERIC_WRITE, 0, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);

    if(hSerialPort == INVALID_HANDLE_VALUE) {
        CUtil::cout("initSerial: CreateFile() failed.\n", TEXT_ERROR);
        return false;
    }
    else {
        CUtil::cout("initSerial: Connected!\n", TEXT_ERROR);
    }

    COMMTIMEOUTS timeouts;
    GetCommTimeouts(hSerialPort, &timeouts);

    int a = 40; //40
    timeouts.ReadIntervalTimeout = a;
    timeouts.ReadTotalTimeoutMultiplier = 20;
    timeouts.ReadTotalTimeoutConstant = a;
    timeouts.WriteTotalTimeoutMultiplier = 20;
    timeouts.WriteTotalTimeoutConstant = a;

    SetCommTimeouts(hSerialPort, &timeouts);

    DCB dcb = {0};
    dcb.DCBlength = sizeof(DCB);

    if(!::GetCommState(hSerialPort, &dcb) ) {
        CUtil::cout("initSerial: GetCommState() failed.\n", TEXT_ERROR);
    }
    else {
        // 8bit, no parity, one stopbit
        dcb.BaudRate  = baudrate;
        dcb.ByteSize = 8;
        dcb.Parity = 0;
        dcb.StopBits = 0;

        if(!::SetCommState(hSerialPort, &dcb) ) {
            CUtil::cout("initSerial: SetCommState() failed.\n", TEXT_ERROR);
        }
    }

    return true;

// LINUX
#else
    if(cPort == NULL) {
        cPort = (char *)STDSERIALLINUX;
    }

#ifdef USE_FTDI

    /* Still testing */

    unsigned char  buf [1000];

    int a;
    int rsize;
    if (ftdi_init(&ftdi) < 0 )
        return false;
    int ret;

    if((ret = ftdi_usb_open(&ftdi, 0x0403, 0x6001)) < 0) {
        printf( "unable to open ftdi device: %d (%s)\n", ret, ftdi_get_error_string(&ftdi));
        return EXIT_FAILURE;
    }

    // Read out FTDIChip-ID of R type chips
    if (ftdi.type == TYPE_R) {
        unsigned int chipid;
        printf("ftdi_read_chipid: %d\n", ftdi_read_chipid(&ftdi, &chipid));
        printf("FTDI chipid: %X\n", chipid);
    }
    ftdi_read_data_set_chunksize(&ftdi, 4096);
    ftdi_write_data_set_chunksize(&ftdi, 4096);
    ftdi_set_line_property2(&ftdi, BITS_8, STOP_BIT_1, NONE, BREAK_OFF);
    ftdi_usb_reset (&ftdi);
    printf("baudrate: %d\n", ftdi_set_baudrate (&ftdi, baudrate));
    ftdi_setflowctrl(&ftdi, SIO_DISABLE_FLOW_CTRL);
    ftdi_set_latency_timer(&ftdi, 1);
    ftdi_usb_purge_buffers (&ftdi);

    printf (" Err : %s \n", ftdi.error_str);

    unsigned char nix[150];
    int j = 0;
    int cr;
    for (j = 0; j < 10; j++) {
        cr = ftdi_read_data (&ftdi, &nix[0], 100);
        printf (" %i \n", cr);
    }


    printf ("Typ: %d\n", ftdi.type);
    printf ("usb_read_timeout: %d\n", ftdi.usb_read_timeout);
    printf ("usb_write_timeout: %d\n",
            ftdi.usb_write_timeout);
    printf ("baudrate: %d\n",  ftdi.baudrate);
    printf ("bitbang_enabled: %x\n", ftdi.bitbang_enabled);
    printf ("bitbang_mode: %x\n", ftdi.bitbang_mode);

    return true;

    /* close handles */
    ftdi_usb_close(&ftdi);
    ftdi_deinit(&ftdi);
    return false;
#endif
    //system("stty -F /dev/ttyS0 speed 115200 raw cs8");

    fdSerialPort = open(cPort, O_RDWR | O_NOCTTY | O_NDELAY);// | O_NONBLOCK | O_NDELAY);
    if(fdSerialPort == -1) {
        CUtil::cout("initSerial: open() failed.\n", TEXT_ERROR);
        return false;
    }
    else {
        CUtil::cout("initSerial: Connected.\n", TEXT_ERROR);
    }

    clearLine();


#ifndef SERIALDONTINIT


    //fcntl(fdSerialPort, F_SETFL, FNDELAY);

    struct termios options;

    if(tcgetattr(fdSerialPort, &options) == -1) {
        CUtil::cout("initSerial: tvgetattr() failed.\n", TEXT_ERROR);
    }
    else {
        options.c_iflag = 0;
        options.c_oflag = 0;
        options.c_cflag = 0;
        options.c_lflag = 0;

        cfsetispeed(&options, getSpeedConstant(baudrate) );
        cfsetospeed(&options, getSpeedConstant(baudrate) );
        cfmakeraw(&options);

        options.c_cflag |= (CLOCAL | CREAD);

        // 8 bit, no parity, 1 stopbit
        options.c_cflag |= CS8;

        options.c_cflag &= ~CRTSCTS;
        options.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG);


        // wait for 1 characters
        options.c_cc[VMIN]  = 1;
        // timeout 1 seconds
        options.c_cc[VTIME] = 1;

        /*
           cfsetispeed(&options, getSpeedConstant(baudrate));
           cfsetospeed(&options, getSpeedConstant(baudrate));

           //options.c_cflag = 0;
           options.c_cflag |= (getSpeedConstant(baudrate) | CLOCAL | CREAD);

           // 8 bit, no parity, 1 stopbit
           options.c_cflag |= CS8;

           options.c_cflag &= ~CRTSCTS;

           //options.c_lflag = 0;
           options.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG);*/
        // testing -->

        // <-- testing

        /*
           // baudrate >> 1152000

           struct serial_struct nuts;
           int arby;
           if(ioctl(fdSerialPort, TIOCGSERIAL, &nuts) == -1)
           CUtil::cout( "Serial: ioctl(*,TIOCGSERIAL,*) failed.\n");

           nuts.custom_divisor = nuts.baud_base / 500000;

           if (!(nuts.custom_divisor))
           nuts.custom_divisor = 1;

           arby = nuts.baud_base / nuts.custom_divisor;
           nuts.flags &= ~ASYNC_SPD_MASK;
           nuts.flags |= ASYNC_SPD_CUST;

           if (ioctl(fdSerialPort, TIOCSSERIAL, &nuts) == -1)
           CUtil::cout("Serial: ioctl(*, TIOCSSERIAL, *) failed.\n");
           options.c_cflag |= B38400;

           // wait for 1 characters
           options.c_cc[VMIN]  = 1;
           // timeout 1 seconds
           options.c_cc[VTIME] = 1;
         */


        if(tcsetattr(fdSerialPort, TCSANOW, &options) != 0) {
            CUtil::cout("initSerial: tcsetattr() failed.\n", TEXT_ERROR);
        }
    }
#endif
    return true;

#endif
}