static int linux_probe(struct bladerf_devinfo_list *info_list)
{
int status = 0;
struct dirent **matches;
int num_matches, i;
struct bladerf *dev;
struct bladerf_devinfo devinfo;
num_matches = scandir(BLADERF_DEV_DIR, &matches, device_filter, alphasort);
if (num_matches > 0) {
for (i = 0; i < num_matches; i++) {
status = 0;
/* Open this specific instance. */
bladerf_init_devinfo(&devinfo);
devinfo.instance = str2instance(matches[i]->d_name);
status = linux_open(&dev, &devinfo);
if (status < 0) {
log_error("Failed to open instance=%d\n", devinfo.instance);
} else {
/* Since this device was opened by instance, it will have
* had it's device info (dev->ident) filled out already */
bladerf_devinfo_list_add(info_list, &dev->ident);
linux_close(dev);
}
}
}
free_dirents(matches, num_matches);
return (!status && num_matches > 0) ? status : BLADERF_ERR_NODEV;
}
static bladerf_devinfo kwargs_to_devinfo(const SoapySDR::Kwargs &args)
{
std::stringstream ss;
if (args.count("backend") != 0)
{
ss << args.at("backend") << ":";
}
else ss << "*:";
if (args.count("device") != 0)
{
ss << "device=" << args.at("device") << " ";
}
if (args.count("instance") != 0)
{
ss << "instance=" << args.at("instance") << " ";
}
if (args.count("serial") != 0)
{
ss << "serial=" << args.at("serial") << " ";
}
bladerf_devinfo info;
bladerf_init_devinfo(&info);
bladerf_get_devinfo_from_str(ss.str().c_str(), &info);
return info;
}
int str2devinfo(const char *dev_id_const, struct bladerf_devinfo *d)
{
char *dev_id, *token, *arg, *val, *saveptr;
int status, arg_status;
assert(d);
/* Prep our device info before we begin manpulating it, defaulting to
* a "wildcard" device indentification */
bladerf_init_devinfo(d);
/* No device indentifier -- pick anything we can find */
if ( dev_id_const == NULL || strlen(dev_id_const) == 0) {
return 0;
}
/* Copy the string so we can butcher it a bit while parsing */
dev_id = strdup(dev_id_const);
if (!dev_id) {
return BLADERF_ERR_MEM;
}
/* Extract backend */
token = strtok_r(dev_id, ":", &saveptr);
/* We require a valid backend -- args only is not supported */
if (token) {
status = handle_backend(token, d);
/* Loop over remainder of string, gathering up args */
arg_status = 1;
while (arg_status == 1 && status == 0) {
arg_status = next_arg(&saveptr, &arg, &val);
if (arg_status == 1) {
/* Handle argument if we can */
if (!strcasecmp("device", arg)) {
status = handle_device(d, val);
} else if (!strcasecmp("instance", arg)) {
status = handle_instance(d, val);
} else if (!strcasecmp("serial", arg)) {
status = handle_serial(d, val);
} else {
arg_status = BLADERF_ERR_INVAL;
}
}
};
if (arg_status < 0) {
status = arg_status;
}
} else {
status = BLADERF_ERR_INVAL;
}
free(dev_id);
return status;
}
int cyapi_open_bootloader(void **driver, uint8_t bus, uint8_t addr)
{
struct bladerf_devinfo info;
bladerf_init_devinfo(&info);
info.backend = BLADERF_BACKEND_CYPRESS;
info.usb_bus = bus;
info.usb_addr = addr;
return open_via_info(driver, BACKEND_PROBE_FX3_BOOTLOADER, &info, NULL);
}
int main(int argc, char *argv[])
{
int status = 0;
struct bladerf *dev = NULL;
struct bladerf_devinfo dev_info;
/* Initialize the information used to identify the desired device
* to all wildcard (i.e., "any device") values */
bladerf_init_devinfo(&dev_info);
/* Request a device with the provided serial number.
* Invalid strings should simply fail to match a device. */
if (argc >= 2) {
fprintf(stdout, "dev_info.serial: %s", dev_info.serial);
strncpy(dev_info.serial, argv[1], sizeof(dev_info.serial) - 1);
}
status = bladerf_open_with_devinfo(&dev, &dev_info);
if (status != 0) {
fprintf(stderr, "Unable to open device: %s\n",
bladerf_strerror(status));
return 1;
}
/* A quick check that this works is to watch LO leakage on a VSA */
status = bladerf_enable_module(dev, BLADERF_MODULE_TX, true);
if (status != 0) {
fprintf(stderr, "Failed to enable TX module: %s\n",
bladerf_strerror(status));
return status;
}
status = example(dev, BLADERF_MODULE_TX);
bladerf_enable_module(dev, BLADERF_MODULE_TX, false);
bladerf_close(dev);
return status;
}
/* Usage:
* libbladeRF_example_boilerplate [serial #]
*
* If a serial number is supplied, the program will attempt to open the
* device with the provided serial number.
*
* Otherwise, the first available device will be used.
*/
int main(int argc, char *argv[])
{
int status;
struct channel_config config;
/** [Opening a device] */
struct bladerf *dev = NULL;
struct bladerf_devinfo dev_info;
/* Initialize the information used to identify the desired device
* to all wildcard (i.e., "any device") values */
bladerf_init_devinfo(&dev_info);
/* Request a device with the provided serial number.
* Invalid strings should simply fail to match a device. */
if (argc >= 2) {
strncpy(dev_info.serial, argv[1], sizeof(dev_info.serial) - 1);
}
status = bladerf_open_with_devinfo(&dev, &dev_info);
if (status != 0) {
fprintf(stderr, "Unable to open device: %s\n",
bladerf_strerror(status));
return 1;
}
/** [Opening a device] */
/* Set up RX channel parameters */
config.channel = BLADERF_CHANNEL_RX(0);
config.frequency = 910000000;
config.bandwidth = 2000000;
config.samplerate = 300000;
config.gain = 39;
status = configure_channel(dev, &config);
if (status != 0) {
fprintf(stderr, "Failed to configure RX channel. Exiting.\n");
goto out;
}
/* Set up TX channel parameters */
config.channel = BLADERF_CHANNEL_TX(0);
config.frequency = 918000000;
config.bandwidth = 1500000;
config.samplerate = 250000;
config.gain = -14;
status = configure_channel(dev, &config);
if (status != 0) {
fprintf(stderr, "Failed to configure TX channel. Exiting.\n");
goto out;
}
/* Application code goes here.
*
* Don't forget to call bladerf_enable_module() before attempting to
* transmit or receive samples!
*/
printf("Hello world\n");
out:
bladerf_close(dev);
return status;
}
// Open BladeRF device.
BladeRFSource::BladeRFSource(const char *serial) :
m_dev(0),
m_sampleRate(1000000),
m_actualSampleRate(1000000),
m_frequency(300000000),
m_minFrequency(300000000),
m_bandwidth(1500000),
m_actualBandwidth(1500000),
m_lnaGain(3),
m_vga1Gain(6),
m_vga2Gain(5),
m_thread(0)
{
int status;
struct bladerf_devinfo info;
bladerf_init_devinfo(&info);
if (serial != 0)
{
strncpy(info.serial, serial, BLADERF_SERIAL_LENGTH - 1);
info.serial[BLADERF_SERIAL_LENGTH - 1] = '\0';
}
status = bladerf_open_with_devinfo(&m_dev, &info);
if (status == BLADERF_ERR_NODEV)
{
std::ostringstream err_ostr;
err_ostr << "No devices available with serial=" << serial;
m_error = err_ostr.str();
m_dev = 0;
}
else if (status != 0)
{
std::ostringstream err_ostr;
err_ostr << "Failed to open device with serial=" << serial;
m_error = err_ostr.str();
m_dev = 0;
}
else
{
int fpga_loaded = bladerf_is_fpga_configured(m_dev);
if (fpga_loaded < 0)
{
std::ostringstream err_ostr;
err_ostr << "Failed to check FPGA state: " << bladerf_strerror(fpga_loaded);
m_error = err_ostr.str();
m_dev = 0;
}
else if (fpga_loaded == 0)
{
m_error = "The device's FPGA is not loaded.";
m_dev = 0;
}
else
{
if ((status = bladerf_sync_config(m_dev, BLADERF_MODULE_RX, BLADERF_FORMAT_SC16_Q11, 64, 8192, 32, 10000)) < 0)
{
std::ostringstream err_ostr;
err_ostr << "bladerf_sync_config failed with return code " << status;
m_error = err_ostr.str();
m_dev = 0;
}
else
{
if ((status = bladerf_enable_module(m_dev, BLADERF_MODULE_RX, true)) < 0)
{
std::ostringstream err_ostr;
err_ostr << "bladerf_enable_module failed with return code " << status;
m_error = err_ostr.str();
m_dev = 0;
}
else
{
if (bladerf_expansion_attach(m_dev, BLADERF_XB_200) == 0)
{
std::cerr << "BladeRFSource::BladeRFSource: Attached XB200 extension" << std::endl;
if ((status = bladerf_xb200_set_path(m_dev, BLADERF_MODULE_RX, BLADERF_XB200_MIX)) != 0)
{
std::cerr << "BladeRFSource::BladeRFSource: bladerf_xb200_set_path failed with return code " << status << std::endl;
}
else
{
if ((status = bladerf_xb200_set_filterbank(m_dev, BLADERF_MODULE_RX, BLADERF_XB200_AUTO_1DB)) != 0)
{
std::cerr << "BladeRFSource::BladeRFSource: bladerf_xb200_set_filterbank failed with return code " << status << std::endl;
}
else
{
std::cerr << "BladeRFSource::BladeRFSource: XB200 configured. Min freq set to 100kHz" << std::endl;
m_minFrequency = 100000;
}
}
}
}
}
}
}
std::ostringstream lgains_ostr;
for (int g: m_lnaGains) {
lgains_ostr << g << " ";
}
m_lnaGainsStr = lgains_ostr.str();
std::ostringstream v1gains_ostr;
for (int g: m_vga1Gains) {
v1gains_ostr << g << " ";
}
m_vga1GainsStr = v1gains_ostr.str();
std::ostringstream v2gains_ostr;
for (int g: m_vga2Gains) {
v2gains_ostr << g << " ";
}
m_vga2GainsStr = v2gains_ostr.str();
std::ostringstream bw_ostr;
for (int b: m_halfbw) {
bw_ostr << 2*b << " ";
}
m_bwfiltStr = bw_ostr.str();
m_this = this;
}