bool FalconCommLibFTDI::setFirmwareMode()
{
unsigned int bytes_written, bytes_read;
unsigned char check_msg_1_send[3] = {0x0a, 0x43, 0x0d};
unsigned char check_msg_1_recv[4] = {0x0a, 0x44, 0x2c, 0x0d};
unsigned char check_msg_2[1] = {0x41};
unsigned char send_buf[128], receive_buf[128];
int k;
if(!m_isCommOpen)
{
m_errorCode = FALCON_COMM_DEVICE_NOT_VALID_ERROR;
return false;
}
//Save ourselves having to reset this on every error
m_errorCode = FALCON_COMM_DEVICE_ERROR;
//Clear out current buffers to make sure we have a fresh start
if((m_deviceErrorCode = ftdi_usb_purge_buffers((m_falconDevice))) < 0) return false;
//Reset the device
if((m_deviceErrorCode = ftdi_usb_reset((m_falconDevice))) < 0) return false;
//Make sure our latency timer is at 16ms, otherwise firmware checks tend to always fail
if((m_deviceErrorCode = ftdi_set_latency_timer((m_falconDevice), 16)) < 0) return false;
//Set to:
// 9600 baud
// 8n1
// No Flow Control
// RTS Low
// DTR High
if((m_deviceErrorCode = ftdi_set_baudrate((m_falconDevice), 9600)) < 0) return false;
if((m_deviceErrorCode = ftdi_set_line_property((m_falconDevice), BITS_8, STOP_BIT_1, NONE)) < 0) return false;
if((m_deviceErrorCode = ftdi_setflowctrl((m_falconDevice), SIO_DISABLE_FLOW_CTRL)) < 0) return false;
if((m_deviceErrorCode = ftdi_setrts((m_falconDevice), 0)) < 0) return false;
if((m_deviceErrorCode = ftdi_setdtr((m_falconDevice), 0)) < 0) return false;
if((m_deviceErrorCode = ftdi_setdtr((m_falconDevice), 1)) < 0) return false;
//Send 3 bytes: 0x0a 0x43 0x0d
if(!write(check_msg_1_send, 3)) return false;
if(!read(receive_buf, 4)) return false;
//Set to:
// DTR Low
// 140000 baud (0x15 clock ticks per signal)
if((m_deviceErrorCode = ftdi_setdtr((m_falconDevice),0)) < 0) return false;
if((m_deviceErrorCode = ftdi_set_baudrate((m_falconDevice), 140000)) < 0) return false;
//Send "A" character
if(!write(check_msg_2, 1)) return false;
//Expect back 2 bytes:
// 0x13 0x41
if(!read(receive_buf, 2)) return false;
m_errorCode = 0;
return true;
}
/*
* use libftdi and libusb to send command
* no kernel driver needed
*/
int usbWriteFtdi(char *cmdstr)
{
struct ftdi_context ctx;
int device=0x0c30, vendor=0x1781;
if (ftdi_init( &ctx )) {
fprintf(stderr, "usb - init error !\n");
return 1;
}
if (ftdi_usb_open(&ctx, vendor, device)) {
fprintf(stderr, "usb - open error (cannot find?) !\n");
ftdi_deinit( &ctx );
return 2;
}
if (ftdi_usb_reset( &ctx )) {
fprintf(stderr, "usb - reset error !\n");
ftdi_usb_close( &ctx );
ftdi_deinit( &ctx );
return 3;
}
ftdi_disable_bitbang( &ctx );
ftdi_set_baudrate(&ctx, BAUD);
ftdi_write_data( &ctx, cmdstr, strlen(cmdstr) );
sleep(1); /* just for sure */
ftdi_usb_close( &ctx );
ftdi_deinit( &ctx );
return 0;
}
static int ux400_gps_sys_init()
{
int ret, i;
struct ftdi_device_list *devlist, *curdev;
char manufacturer[128], description[128], serialno[128];
if (ftdi_init(&ux400_gps_ftdic) < 0)
{
fprintf(stderr, "ftdi_init failed\n");
return EXIT_FAILURE;
}
ftdi_set_interface(&ux400_gps_ftdic, UX400_RS232_A);
if((ret = ftdi_usb_open_desc(&ux400_gps_ftdic, UX400VENDOR, UX400PRODUCT, UX400DES, UX400_RS232_SN)) < 0)
{
fprintf(stderr, "ftdi_usb_open_desc failed: %d (%s)\n", ret, ftdi_get_error_string(&ux400_gps_ftdic));
return EXIT_FAILURE;
}
// Set baudrate
ret = ftdi_set_baudrate(&ux400_gps_ftdic, GPS_BAUDRATE);
if (ret < 0)
{
fprintf(stderr, "unable to set baudrate: %d (%s)\n", ret, ftdi_get_error_string(&ux400_gps_ftdic));
return EXIT_FAILURE;
}
return 0;
}
int init_rs485(struct rs485_data_t *rs485_data) {
int ret;
rs485_data->ftdi = ftdi_new();
if (!rs485_data->ftdi) {
fprintf(stderr, "ftdi_new failed\n");
return -1;
}
/* check for FT232RL device */
if ((ret = ftdi_usb_open(rs485_data->ftdi, 0x0403, 0x6001)) < 0) {
fprintf(stderr, "unable to open FTDI device: %d (%s)\n", ret, ftdi_get_error_string(rs485_data->ftdi));
ftdi_free(rs485_data->ftdi);
return EXIT_FAILURE;
}
if ((ret = ftdi_set_baudrate(rs485_data->ftdi, rs485_data->speed)) < 0) {
fprintf(stderr, "unable to set baudrate: %d (%s)\n", ret, ftdi_get_error_string(rs485_data->ftdi));
ftdi_free(rs485_data->ftdi);
return EXIT_FAILURE;
}
if ((ret = ftdi_setflowctrl(rs485_data->ftdi, SIO_DISABLE_FLOW_CTRL)) < 0) {
fprintf(stderr, "unable to set flow control: %d (%s)\n", ret, ftdi_get_error_string(rs485_data->ftdi));
return EXIT_FAILURE;
}
return 0;
}
bool IntanThread::foundInputSource()
{
//std::cout << "Checking for input source." << std::endl;
if (simulateDataStream)
{
return true;
}
if (deviceFound)
{
int return_value;
// try to update the baud rate
if ((return_value = ftdi_set_baudrate(&ftdic, baudrate)) < 0)
{
deviceFound = false;
return false;
}
}
else
{
// try to initialize USB
if (!initializeUSB(false))
{
return false;
}
else
{
deviceFound = true;
}
}
return true;
}
int nifalcon_open(falcon_device* dev, unsigned int device_index)
{
unsigned int count, i, status;
struct ftdi_device_list *dev_list, *current;
if(!dev->is_initialized) nifalcon_error_return(NIFALCON_DEVICE_NOT_VALID_ERROR, "tried to open an uninitialized device");
if(dev->is_open) nifalcon_close(dev);
count = ftdi_usb_find_all(&(dev->falcon), &dev_list, NIFALCON_VENDOR_ID, NIFALCON_PRODUCT_ID);
if(count <= 0 || device_index > count)
{
ftdi_list_free(&dev_list);
if(count == 0) nifalcon_error_return(NIFALCON_DEVICE_NOT_FOUND_ERROR, "no devices connected to system");
nifalcon_error_return(NIFALCON_DEVICE_INDEX_OUT_OF_RANGE_ERROR, "device index out of range");
}
for(i = 0, current = dev_list; current != NULL && i < device_index; current = dev_list->next, ++i);
if((dev->falcon_status_code = ftdi_usb_open_dev(&(dev->falcon), current->dev)) < 0) return dev->falcon_status_code;
ftdi_list_free(&dev_list);
//VERY IMPORTANT
//If we do not reset latency to 1ms, then we either have to fill the FTDI butter (64bytes) or wait 16ms
//to get any data back. This is what was causing massive slowness in pre-1.0 releases
if((dev->falcon_status_code = ftdi_set_latency_timer(&(dev->falcon), 1)) < 0) return dev->falcon_status_code;
//Shift to full speed
if((dev->falcon_status_code = ftdi_set_baudrate(&(dev->falcon), 1456312)) < 0) return dev->falcon_status_code;
dev->is_open = 1;
return 0;
}
bool GovernorFtdi::open(OpenMode mode)
{
int ret;
if(ftdi_init(&ftdic) < 0)
qDebug("ftdi_init failed");
ret = ftdi_set_interface(&ftdic, INTERFACE_B);
if(ret < 0){
qDebug("Error: unable to set interface: %d (%s)", ret, ftdi_get_error_string(&ftdic));
return false;
}
ret = ftdi_usb_open(&ftdic, 0x0403, 0x6010);
if(ret < 0){
qDebug("Error: unable to open ftdi device: %d (%s)", ret, ftdi_get_error_string(&ftdic));
return false;
}
ret = ftdi_set_baudrate(&ftdic, 115200);
if(ret < 0){
qDebug("Error: unable to set baudrate: %d (%s)", ret, ftdi_get_error_string(&ftdic));
return false;
}
readThread = new GovernorFtdiReadThread(this, &ftdic);
connect(readThread, SIGNAL(readyRead()), this, SLOT(on_readThread_readyRead()));
readThread->start();
QIODevice::open(mode);
return true;
}
/**
* Will initialize the ftdi connection.
* @return 0 on success.
*/
int IncrementParser::InitRS232() {
int ret = 100;
if ((ftdi_ = ftdi_new()) == 0){
fprintf(stderr, "ftdi_new failed\n");
return EXIT_FAILURE;
}
if ((ret = ftdi_usb_open(ftdi_, 0x0403, 0x6001)) < 0){
fprintf(stderr, "unable to open ftdi device: %d (%s)\n", ret, ftdi_get_error_string(ftdi_));
ftdi_free(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_set_baudrate(ftdi_, baudrate_);
printf("Baudrate set to: %d\n", baudrate_);
init_done_ = true;
return EXIT_SUCCESS;
}
void spi_init(void) {
int ret;
ftdi = ftdi_new();
if (!ftdi) {
fatal_error("ftdi_new failed!\n");
}
ret = ftdi_usb_open(ftdi, 0x0403, 0x6001);
if (ret < 0 && ret != -5) {
ftdi_free(ftdi);
fatal_error("unable to open ftdi device: %d (%s)\n", ret, ftdi_get_error_string(ftdi));
}
ret = ftdi_set_bitmode(ftdi, PINS_OUT, BITMODE_SYNCBB);
if (ret != 0) {
ftdi_free(ftdi);
fatal_error("unable to set bitmode: %d (%s)\n", ret, ftdi_get_error_string(ftdi));
}
ret = ftdi_set_baudrate(ftdi, 57600);
if (ret != 0) {
ftdi_disable_bitbang(ftdi);
ftdi_free(ftdi);
fatal_error("unable to set baudrate: %d (%s)\n", ret, ftdi_get_error_string(ftdi));
}
}
static int ft245r_set_bitclock(PROGRAMMER * pgm) {
int r;
int rate = 0;
/* bitclock is second. 1us = 0.000001. Max rate for ft232r 750000 */
if(pgm->bitclock) {
rate = (uint32_t)(1.0/pgm->bitclock) * 2;
} else if (pgm->baudrate) {
rate = pgm->baudrate * 2;
} else {
rate = 150000; /* should work for all ftdi chips and the avr default internal clock of 1MHz */
}
if (FT245R_DEBUG) {
avrdude_message(MSG_NOTICE2, " ft245r: spi bitclk %d -> ft baudrate %d\n",
rate / 2, rate);
}
r = ftdi_set_baudrate(handle, rate);
if (r) {
avrdude_message(MSG_INFO, "Set baudrate (%d) failed with error '%s'.\n",
rate, ftdi_get_error_string (handle));
return -1;
}
return 0;
}
cell ft_open_serial (cell devidx, cell pid)
{
ft_handle fh = ftdi_new();
ft_errno = ftdi_usb_open_desc_index(fh, 0x0403, pid, NULL, NULL, devidx);
if (ft_errno) {
return (cell)NULL;
}
ftdi_set_baudrate(fh, 115200);
ftdi_set_line_property(fh, BITS_8, STOP_BIT_1, NONE);
ftdi_setflowctrl(fh, SIO_DISABLE_FLOW_CTRL);
ftdi_set_latency_timer(fh, 1);
com_ops_t *ops = malloc(sizeof(com_ops_t));
ops->handle = (cell)fh;
ops->close = ft_close;
ops->get_modem_control = ft_get_modem_control;
ops->set_modem_control = ft_set_modem_control;
ops->set_baud = ft_set_baud;
ops->set_parity = ft_set_parity;
ops->write = ft_write;
ops->timed_read = ft_timed_read;
return (cell)ops;
}
void OBDDevice::setupFTDI() {
if ( !(ftdi = ftdi_new()) ) {
qDebug() << __FILE__ << __LINE__ << ": Failed to create ftdi context";
return;
}
if ( ftdi_set_interface( ftdi, INTERFACE_ANY ) < 0 ) {
qDebug() << __FILE__ << __LINE__ << ": Unable to set interface: " << ftdi_get_error_string( ftdi );
return;
}
if ( ftdi_usb_open_desc( ftdi, VID, PID, DESCRIPTION, NULL ) < 0 ) {
qDebug() << __FILE__ << __LINE__ << ": Unable to open ftdi device: " << ftdi_get_error_string( ftdi );
return;
}
if ( ftdi_set_baudrate( ftdi, BAUDRATE ) < 0 ) {
qDebug() << __FILE__ << __LINE__ << ": Unable to set baudrate: " << ftdi_get_error_string( ftdi );
return;
}
if ( ftdi_set_line_property( ftdi, BITS_8, STOP_BIT_1, NONE ) < 0 ) {
qDebug() << __FILE__ << __LINE__ << ": Unable to set line parameters: " << ftdi_get_error_string( ftdi );
return;
}
ftdi_usb_purge_buffers(ftdi);
}
static int dmx_init(struct ftdi_context* ftdic)
{
int ret;
if (ftdi_init(ftdic) < 0)
{
fprintf(stderr, "ftdi_init failed\n");
return EXIT_FAILURE;
}
if ((ret = ftdi_usb_open(ftdic, 0x0403, 0x6001)) < 0)
{
fprintf(stderr, "unable to open ftdi device: %d (%s)\n", ret, ftdi_get_error_string(ftdic));
return EXIT_FAILURE;
}
if ((ret = ftdi_set_baudrate(ftdic, 250000)) < 0)
{
fprintf(stderr, "unable to set baudrate: %d (%s)\n", ret, ftdi_get_error_string(ftdic));
return EXIT_FAILURE;
}
if ((ret = ftdi_set_line_property(ftdic, BITS_8, STOP_BIT_2, NONE)) < 0)
{
fprintf(stderr, "unable to set line property: %d (%s)\n", ret, ftdi_get_error_string(ftdic));
return EXIT_FAILURE;
}
if ((ret = ftdi_setflowctrl(ftdic, SIO_DISABLE_FLOW_CTRL)) < 0)
{
fprintf(stderr, "unable to set flow control: %d (%s)\n", ret, ftdi_get_error_string(ftdic));
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
/*-----------------------------------------------------------------------------
* Iniitialize the ICS interface
* Here we mainly setup the FTDI USB-to-serial communication
* 115200 baud, 8 bits, even parity, 1 stop bit.
* Returns: 0 if successful, < 0 otherwise
*/
int ics_init(ICSData * r)
{
assert(r);
r->debug = 1;
// init usb
if (ftdi_init(&r->ftdic) < 0)
ics_ftdi_error(r, "ics_init (init usb)");
// select first interface
if (ftdi_set_interface(&r->ftdic, INTERFACE_C) < 0)
ics_ftdi_error(r, "ics_init (select interface)");
// open usb device
if (ftdi_usb_open(&r->ftdic, ICS_USB_VID, ICS_USB_PID) < 0)
ics_ftdi_error(r, "ics_init (open usb device)");
// set baud rate
if (ftdi_set_baudrate(&r->ftdic, ICS_BAUD) < 0)
ics_ftdi_error(r, "ics_init (set baud rate)");
// set line parameters (8E1)
if (ftdi_set_line_property(&r->ftdic, BITS_8, STOP_BIT_1, EVEN) < 0)
ics_ftdi_error(r, "ics_init (set line params)");
return 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;
}
bool EnttecDMXUSBOpen::open()
{
if (isOpen() == false)
{
if (ftdi_usb_open_desc(&m_context, EnttecDMXUSBWidget::VID,
EnttecDMXUSBWidget::PID,
name().toAscii(),
serial().toAscii()) < 0)
{
qWarning() << "Unable to open" << uniqueName()
<< ":" << ftdi_get_error_string(&m_context);
return false;
}
if (ftdi_usb_reset(&m_context) < 0)
{
qWarning() << "Unable to reset" << uniqueName()
<< ":" << ftdi_get_error_string(&m_context);
return close();
}
if (ftdi_set_line_property(&m_context, BITS_8, STOP_BIT_2, NONE) < 0)
{
qWarning() << "Unable to set 8N2 serial properties to"
<< uniqueName()
<< ":" << ftdi_get_error_string(&m_context);
return close();
}
if (ftdi_set_baudrate(&m_context, 250000) < 0)
{
qWarning() << "Unable to set 250kbps baudrate for"
<< uniqueName()
<< ":" << ftdi_get_error_string(&m_context);
return close();
}
if (ftdi_setrts(&m_context, 0) < 0)
{
qWarning() << "Unable to set RTS line to 0 for"
<< uniqueName()
<< ":" << ftdi_get_error_string(&m_context);
return close();
}
if (isRunning() == false)
start();
return true;
}
else
{
/* Already open */
return true;
}
}
bool
USBPort::open_port (std::string /*port_name*/)
{
if (ftdi_usb_open (&ftdic, 0x0403, 0x6001) < 0)
return false;
if (ftdic.type == TYPE_R) {
unsigned int chipid;
//printf("ftdi_read_chipid: %d\n", ftdi_read_chipid(&ftdic, &chipid));
//printf("FTDI chipid: %X\n", chipid);
}
/* choose speed */
if (Settings::speed == STANDARD)
{
if (ftdi_set_baudrate (&ftdic, 185000) < 0)
return false;
}
else if (Settings::speed == LOW)
{
if (ftdi_set_baudrate (&ftdic, 125000) < 0)
return false;
}
else if (Settings::speed == HIGH)
{
if (ftdi_set_baudrate (&ftdic, 375000) < 0)
return false;
}
if (ftdi_set_latency_timer (&ftdic, 2) < 0)
return false;
if (ftdi_set_line_property (&ftdic, BITS_8, STOP_BIT_1, NONE) < 0)
return false;
//if(FT_SetTimeouts(ftHandle,5000,0) != FT_OK)
// return false;
//if(ftdi_enable_bitbang(&ftdic,0xFF) < 0)
// return false;
return true; /* all ok */
}
QString LibFTDIInterface::readLabel(uchar label, int *ESTA_code)
{
if (ftdi_usb_open_desc(&m_handle, DMXInterface::FTDIVID, DMXInterface::FTDIPID,
name().toLatin1().data(), serial().toLatin1().data()) < 0)
return QString();
if (ftdi_usb_reset(&m_handle) < 0)
return QString();
if (ftdi_set_baudrate(&m_handle, 250000) < 0)
return QString();
if (ftdi_set_line_property(&m_handle, BITS_8, STOP_BIT_2, NONE) < 0)
return QString();
if (ftdi_setflowctrl(&m_handle, SIO_DISABLE_FLOW_CTRL) < 0)
return QString();
QByteArray request;
request.append(ENTTEC_PRO_START_OF_MSG);
request.append(label);
request.append(ENTTEC_PRO_DMX_ZERO); // data length LSB
request.append(ENTTEC_PRO_DMX_ZERO); // data length MSB
request.append(ENTTEC_PRO_END_OF_MSG);
if (ftdi_write_data(&m_handle, (uchar*) request.data(), request.size()) < 0)
{
qDebug() << Q_FUNC_INFO << "Cannot write data to device";
return QString();
}
uchar *buffer = (uchar*) malloc(sizeof(uchar) * 40);
Q_ASSERT(buffer != NULL);
QByteArray array;
usleep(300000); // give some time to the device to respond
int read = ftdi_read_data(&m_handle, buffer, 40);
//qDebug() << Q_FUNC_INFO << "Data read: " << read;
array = QByteArray::fromRawData((char*) buffer, read);
if (array[0] != ENTTEC_PRO_START_OF_MSG)
qDebug() << Q_FUNC_INFO << "Reply message wrong start code: " << QString::number(array[0], 16);
*ESTA_code = (array[5] << 8) | array[4];
array.remove(0, 6); // 4 bytes of Enttec protocol + 2 of ESTA ID
array.replace(ENTTEC_PRO_END_OF_MSG, '\0'); // replace Enttec termination with string termination
//for (int i = 0; i < array.size(); i++)
// qDebug() << "-Data: " << array[i];
ftdi_usb_close(&m_handle);
return QString(array);
}
bool QLCFTDI::setBaudRate()
{
if (ftdi_set_baudrate(&m_handle, 250000) < 0)
{
qWarning() << Q_FUNC_INFO << name() << ftdi_get_error_string(&m_handle);
return false;
}
else
{
return true;
}
}
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;
}
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);
}
static int
arduiggler_init (urj_cable_t *cable)
{
params_t *params = cable->params;
urj_tap_cable_cx_cmd_root_t *cmd_root = ¶ms->cmd_root;
if (urj_tap_usbconn_open (cable->link.usb) != URJ_STATUS_OK)
return URJ_STATUS_FAIL;
/* need to change the default baud rate from libftdi.c
* to the actual one used by the cable
*/
ftdi_param_t *fp = cable->link.usb->params;
int r = ftdi_set_baudrate(fp->fc, BAUD_RATE);
if (r != 0) {
urj_warning (_("cannot change baud rate\n"));
return URJ_STATUS_FAIL;
}
urj_tap_cable_cx_cmd_queue (cmd_root, 0);
urj_tap_cable_cx_cmd_push (cmd_root, CMD_RESET);
urj_tap_cable_cx_xfer (cmd_root, NULL, cable, URJ_TAP_CABLE_COMPLETELY);
int ar_status = arduiggler_get_status(cable);
if (ar_status != STATUS_OK) {
urj_warning (_("cable not initialized properly\n"));
return URJ_STATUS_FAIL;
}
urj_tap_cable_cx_cmd_queue (cmd_root, 0);
urj_tap_cable_cx_cmd_push (cmd_root, CMD_GETVER);
urj_tap_cable_cx_xfer (cmd_root, NULL, cable, URJ_TAP_CABLE_COMPLETELY);
char ar_swver[] = " ";
for (int i = 0; i < strlen(ar_swver); i++) {
ar_swver[i] = urj_tap_cable_cx_xfer_recv (cable);
}
urj_log (URJ_LOG_LEVEL_NORMAL, "Arduiggler firmware: %s\n", ar_swver);
ar_status = arduiggler_get_status(cable);
if (ar_status != STATUS_OK) {
urj_warning (_("cable not initialized properly\n"));
return URJ_STATUS_FAIL;
}
//arduiggler_set_frequency (cable, 0);
return URJ_STATUS_OK;
}
bool FalconCommLibFTDI::setNormalMode()
{
if(!m_isCommOpen)
{
m_errorCode = FALCON_COMM_DEVICE_NOT_VALID_ERROR;
return false;
}
m_errorCode = FALCON_COMM_DEVICE_ERROR;
if((m_deviceErrorCode = ftdi_set_latency_timer((m_falconDevice), 1)) < 0) return false;
if((m_deviceErrorCode = ftdi_set_baudrate((m_falconDevice), 1456312)) < 0) return false;
m_errorCode = 0;
return true;
}
bool FTDIDevice::connect (int baudrate) throw ()
{
#ifdef FOUND_ftdi
int ret, i;
disconnect();
ftdi_init (&_ftdic);
while ((ret = ftdi_usb_open(&_ftdic, 0x0403, 0x6001)) < 0)
FTDERROR("unable to open ftdi device: " << ret << " (" << ftdi_get_error_string(&_ftdic) << ")");
for (i=0, ret=-1; i<10 && ret!=0; i++)
ret = ftdi_usb_reset(&_ftdic);
if (ret != 0) {
FTDERROR("unable to reset ftdi device.");
return false;
}
for (i=0, ret=-1; i<10 && ret!=0; i++)
ret = ftdi_set_baudrate(&_ftdic, baudrate);
if (ret != 0) {
FTDERROR("unable to set baud rate.");
return false;
}
if (_latency > 0) for (i=0, ret=-1; i<10 && ret!=0; i++)
ret = ftdi_set_latency_timer(&_ftdic, _latency);
if (ret != 0) {
FTDERROR("unable to set latency timer.");
return false;
}
for (i=0, ret=-1; i<10 && ret!=0; i++)
ret = ftdi_usb_purge_buffers(&_ftdic);
if (ret != 0) {
FTDERROR("unable to purge buffers.");
return false;
}
_initialized = true;
FTDLOG("Connection successful.");
return true;
#else
_initialized = false;
FTDERROR("cannot connect FTDI device: compiled without required libraries");
return false;
#endif
}
int spi_set_clock(unsigned long spi_clk) {
unsigned long ftdi_clk;
LOG(DEBUG, "(%lu)", spi_clk);
if (!spi_isopen()) {
SPI_ERR("FTDI: setting SPI clock failed: SPI device is not open");
return -1;
}
if (spi_clk > spi_max_clock)
spi_clk = spi_max_clock;
spi_clock = spi_clk;
/* FTDI clock in Hz is 2 * SPI clock, FTDI clock in Hz */
ftdi_clk = spi_clock * 2000;
/* Flush the buffer before setting clock */
if (ftdi_buf_write_offset) {
if (spi_ftdi_xfer(ftdi_buf, ftdi_buf_write_offset) < 0)
return -1;
/* The data in the buffer is useless, discard it */
ftdi_buf_write_offset = 0;
}
/*
* See FT232R datasheet, section "Baud Rate Generator" and AppNote
* AN_232R-01, section "Synchronous Bit Bang Mode". Also see this thread on
* bitbang baud rate hardware bug in FTDI chips (XXX is this related to
* syncbb mode?):
* http://developer.intra2net.com/mailarchive/html/libftdi/2010/msg00240.html
*/
LOG(INFO, "FTDI: setting SPI clock to %lu (FTDI baudrate %lu)", spi_clk, ftdi_clk / 16);
if (ftdi_set_baudrate(&ftdic, ftdi_clk / 16) < 0) {
SPI_ERR("FTDI: set baudrate %lu failed: %s",
ftdi_clk / 16, ftdi_get_error_string(&ftdic));
return -1;
}
#ifdef SPI_STATS
if (spi_stats.spi_clock_max == 0)
spi_stats.spi_clock_max = spi_max_clock;
if (spi_stats.spi_clock_min == 0)
spi_stats.spi_clock_min = spi_max_clock;
/* Don't account for slow cmds, that are executing at 20 kHz,
* they are short and not representative */
if (spi_clock > 20 && spi_clock < spi_stats.spi_clock_min)
spi_stats.spi_clock_min = spi_clock;
#endif
return 0;
}
bool IntanThread::initializeUSB(bool verbose)
{
int return_value;
// Step 1: initialise the ftdi_context:
if (ftdi_init(&ftdic) < 0) // -1 = couldn't allocate read buffer
{
// -2 = couldn't allocate struct buffer
if (verbose)
fprintf(stderr, "ftdi_init failed\n");
return false;
}
else
{
if (verbose)
std::cout << "FTDI context initialized." << std::endl;
}
// Step 2: open USB device
// -3 = device not found
// -8 = wrong permissions
if ((return_value = ftdi_usb_open(&ftdic, vendorID, productID)) < 0)
{
if (verbose)
fprintf(stderr, "unable to open FTDI device: %d (%s)\n",
return_value,
ftdi_get_error_string(&ftdic));
return false;
}
else
{
std::cout << "USB connection opened." << std::endl;
}
// Step 3: set the baud rate
if ((return_value = ftdi_set_baudrate(&ftdic, baudrate)) < 0)
{
if (verbose)
fprintf(stderr, "unable to set baud rate: %d (%s)\n",
return_value,
ftdi_get_error_string(&ftdic));
return false;
}
else
{
std::cout << "Baud rate set to 115200" << std::endl;
}
return true;
}
ReturnCode reader_connect(struct reader *reader,
int beep) {
ReturnCode rc;
if(reader->ftdic == NULL || reader->dev == NULL) {
printf("reader entry null\n");
return RC_NULL_ERROR;
}
if(ftdi_usb_open_dev(reader->ftdic, reader->dev) < 0){
printf("ftdi usb open dev failed\n");
return RC_IO_ERROR;
}
if((rc = reader_reset(reader)) != RC_SUCCESS){
printf("reset failed\n");
ftdi_usb_close(reader->ftdic);
return rc;
}
if((rc = reader_purge(reader)) != RC_SUCCESS){
printf("purge failed\n");
ftdi_usb_close(reader->ftdic);
return rc;
}
if(ftdi_set_baudrate(reader->ftdic, RFID1_BAUDRATE) < 0){
printf("setbaudrate failed\n");
ftdi_usb_close(reader->ftdic);
return RC_IO_ERROR;
}
usleep(10000);
if((rc = reader_ping(reader)) != RC_SUCCESS){
ftdi_usb_close(reader->ftdic);
return rc;
}
reader->connected = 1;
if(beep) {
reader_pass_beep(reader);
}
return RC_SUCCESS;
}
static int ublast_ftdi_speed(struct ublast_lowlevel *low, int speed)
{
struct ftdi_context *ftdic = ublast_getftdic(low);
LOG_DEBUG("TODO: ublast_speed() isn't optimally implemented!");
/* TODO: libftdi's ftdi_set_baudrate chokes on high rates, use lowlevel
* usb function instead! And additionally allow user to throttle.
*/
if (ftdi_set_baudrate(ftdic, 3000000 / 4) < 0) {
LOG_ERROR("Can't set baud rate to max: %s",
ftdi_get_error_string(ftdic));
return ERROR_JTAG_DEVICE_ERROR;
}
return ERROR_OK;
}
int hftdi::ftdi_usb_open()
{
// struct
if(m_usb->claim_interface(m_ftdi->interface) < 0)
return -1;
if(ftdi_usb_reset() != 0)
return -6;
m_ftdi->type = TYPE_232H;
if(ftdi_set_baudrate(9600) != 0)
return -7;
return 0;
}
void ftdi_bootup()
{
if(ftdi_init(&ftdi)!=0)
printf("ftdi - could not be opened.\nr");
else
printf("booting up.\n");
if(ftdi_usb_open_desc(&ftdi,0x0403, 0x6001,NULL/*description*/,usb_serial)!=0)
printf("ftdi - error.\n");
else
{
printf("ftdi opened.\n");
ftdi_set_baudrate(&ftdi,115200);
}
}
