diff options
Diffstat (limited to 'host/utils/b2xx_fx3_utils.cpp')
| -rw-r--r-- | host/utils/b2xx_fx3_utils.cpp | 877 |
1 files changed, 301 insertions, 576 deletions
diff --git a/host/utils/b2xx_fx3_utils.cpp b/host/utils/b2xx_fx3_utils.cpp index 36688c6c7..c182548b7 100644 --- a/host/utils/b2xx_fx3_utils.cpp +++ b/host/utils/b2xx_fx3_utils.cpp @@ -34,39 +34,12 @@ #include <boost/thread/thread.hpp> #include <boost/functional/hash.hpp> +#include <b200_iface.hpp> #include <uhd/config.hpp> -#include <uhd/utils/msg.hpp> - -const static boost::uint16_t FX3_VID = 0x04b4; -const static boost::uint16_t FX3_DEFAULT_PID = 0x00f3; -const static boost::uint16_t FX3_REENUM_PID = 0x00f0; -const static boost::uint16_t B2XX_VID = 0x2500; -const static boost::uint16_t B2XX_PID = 0x0020; - -const static boost::uint8_t VRT_VENDOR_OUT = (LIBUSB_REQUEST_TYPE_VENDOR - | LIBUSB_ENDPOINT_OUT); -const static boost::uint8_t VRT_VENDOR_IN = (LIBUSB_REQUEST_TYPE_VENDOR - | LIBUSB_ENDPOINT_IN); -const static boost::uint8_t FX3_FIRMWARE_LOAD = 0xA0; - -const static boost::uint8_t B2XX_VREQ_FPGA_START = 0x02; -const static boost::uint8_t B2XX_VREQ_FPGA_DATA = 0x12; -const static boost::uint8_t B2XX_VREQ_SET_FPGA_HASH = 0x1C; -const static boost::uint8_t B2XX_VREQ_GET_FPGA_HASH = 0x1D; -const static boost::uint8_t B2XX_VREQ_FPGA_RESET = 0x62; -const static boost::uint8_t B2XX_VREQ_GET_USB = 0x80; -const static boost::uint8_t B2XX_VREQ_GET_STATUS = 0x83; -const static boost::uint8_t B2XX_VREQ_FX3_RESET = 0x99; -const static boost::uint8_t B2XX_VREQ_EEPROM_WRITE = 0xBA; - -const static boost::uint8_t FX3_STATE_FPGA_READY = 0x00; -const static boost::uint8_t FX3_STATE_CONFIGURING_FPGA = 0x01; -const static boost::uint8_t FX3_STATE_BUSY = 0x02; -const static boost::uint8_t FX3_STATE_RUNNING = 0x03; - -typedef boost::uint32_t hash_type; -typedef std::vector<boost::uint8_t> byte_vector_t; - +#include <uhd/transport/usb_control.hpp> +#include <uhd/transport/usb_device_handle.hpp> +#include <uhd/exception.hpp> +#include <uhd/utils/images.hpp> namespace po = boost::program_options; namespace fs = boost::filesystem; @@ -90,638 +63,397 @@ boost::uint16_t atoh(const std::string &string){ return boost::lexical_cast<boost::uint16_t>(string); } - -/*! - * Create a file hash - * The hash will be used to identify the loaded firmware and fpga image - * \param filename file used to generate hash value - * \return hash value in a size_t type - */ -static hash_type generate_hash(const char *filename) +int reset_usb() { - std::ifstream file(filename); - if (not file){ - std::cerr << std::string("cannot open input file ") + filename - << std::endl; - } - - size_t hash = 0; - - char ch; - while (file.get(ch)) { - boost::hash_combine(hash, ch); - } - - if (not file.eof()){ - std::cerr << std::string("file error ") + filename << std::endl; - } - - file.close(); - return hash_type(hash); -} + /* Okay, first, we need to discover what the path is to the ehci and + * xhci device files. */ + std::set<fs::path> path_list; + path_list.insert("/sys/bus/pci/drivers/xhci-pci/"); + path_list.insert("/sys/bus/pci/drivers/ehci-pci/"); + path_list.insert("/sys/bus/pci/drivers/xhci_hcd/"); + path_list.insert("/sys/bus/pci/drivers/ehci_hcd/"); -/*! - * Verify checksum of a Intel HEX record - * \param record a line from an Intel HEX file - * \return true if record is valid, false otherwise - */ -bool checksum(std::string *record) { - - size_t len = record->length(); - unsigned int i; - unsigned char sum = 0; - unsigned int val; - - for (i = 1; i < len; i += 2) { - std::istringstream(record->substr(i, 2)) >> std::hex >> val; - sum += val; - } - - if (sum == 0) - return true; - else - return false; -} + /* Check each of the possible paths above to find which ones this system + * uses. */ + for(std::set<fs::path>::iterator found = path_list.begin(); + found != path_list.end(); ++found) { + if(fs::exists(*found)) { -/*! - * Parse Intel HEX record - * - * \param record a line from an Intel HEX file - * \param len output length of record - * \param addr output address - * \param type output type - * \param data output data - * \return true if record is sucessfully read, false on error - */ -bool parse_record(std::string *record, boost::uint16_t &len, boost::uint16_t &addr, - uint16_t &type, unsigned char* data) { - - unsigned int i; - std::string _data; - unsigned int val; - - if (record->substr(0, 1) != ":") - return false; - - std::istringstream(record->substr(1, 2)) >> std::hex >> len; - std::istringstream(record->substr(3, 4)) >> std::hex >> addr; - std::istringstream(record->substr(7, 2)) >> std::hex >> type; - - for (i = 0; i < len; i++) { - std::istringstream(record->substr(9 + 2 * i, 2)) >> std::hex >> val; - data[i] = (unsigned char) val; - } + fs::path devpath = *found; - return true; -} + std::set<fs::path> globbed; + /* Now, glob all of the files in the directory. */ + fs::directory_iterator end_itr; + for(fs::directory_iterator itr(devpath); itr != end_itr; ++itr) { + globbed.insert((*itr).path()); + } -/*! - * Write data to the FX3. - * - * \param dev_handle the libusb-1.0 device handle - * \param request the usb transfer request type - * \param value the USB bValue - * \param index the USB bIndex - * \param buff the data to write - * \param length the number of bytes to write - * \return the number of bytes written - */ -libusb_error fx3_control_write(libusb_device_handle *dev_handle, boost::uint8_t request, - boost::uint16_t value, boost::uint16_t index, unsigned char *buff, - boost::uint16_t length, boost::uint32_t timeout = 0) { - -#if 0 - if(DEBUG) { - std::cout << "Writing: <" << std::hex << std::setw(6) << std::showbase \ - << std::internal << std::setfill('0') << (int) request \ - << ", " << std::setw(6) << (int) VRT_VENDOR_OUT \ - << ", " << std::setw(6) << value \ - << ", " << std::setw(6) << index \ - << ", " << std::dec << std::setw(2) << length \ - << ">" << std::endl; - - std::cout << "\t\tData: 0x " << std::noshowbase; - - for(int count = 0; count < length; count++) { - std::cout << std::hex << std::setw(2) << (int) buff[count] << " "; + /* Check each file path string to see if it is a device file. */ + for(std::set<fs::path>::iterator it = globbed.begin(); + it != globbed.end(); ++it) { + + std::string file = fs::path((*it).filename()).string(); + + if(file.compare(0, 5, "0000:") == 0) { + /* Un-bind the device. */ + std::fstream unbind((devpath.string() + "unbind").c_str(), + std::fstream::out); + unbind << file; + unbind.close(); + + /* Re-bind the device. */ + std::cout << "Re-binding: " << file << " in " + << devpath.string() << std::endl; + std::fstream bind((devpath.string() + "bind").c_str(), + std::fstream::out); + bind << file; + bind.close(); + } + } } - - std::cout << std::showbase << std::endl; - } -#endif - - return (libusb_error) libusb_control_transfer(dev_handle, VRT_VENDOR_OUT, request, \ - value, index, buff, length, timeout); -} - - -/*! - * Read data from the FX3. - * - * \param dev_handle the libusb-1.0 device handle - * \param request the usb transfer request type - * \param value the USB bValue - * \param index the USB bIndex - * \param buff a buffer to store the read bytes to - * \param length the number of bytes to read - * \return the number of bytes read - */ -libusb_error fx3_control_read(libusb_device_handle *dev_handle, boost::uint8_t request, - boost::uint16_t value, boost::uint16_t index, unsigned char *buff, - boost::uint16_t length, boost::uint32_t timeout = 0) { - -#if 0 - if(DEBUG) { - std::cout << "Reading: <" << std::hex << std::setw(6) << std::showbase \ - << std::internal << std::setfill('0') << (int) request \ - << ", " << std::setw(6) << (int) VRT_VENDOR_IN \ - << ", " << std::setw(6) << value \ - << ", " << std::setw(6) << index \ - << ", " << std::dec << std::setw(2) << length \ - << ">" << std::endl << std::endl; } -#endif - - return (libusb_error) libusb_control_transfer(dev_handle, VRT_VENDOR_IN, request, \ - value, index, buff, length, timeout); -} - - -void write_eeprom(libusb_device_handle *dev_handle, boost::uint8_t addr, - boost::uint8_t offset, const byte_vector_t &bytes) { - fx3_control_write(dev_handle, B2XX_VREQ_EEPROM_WRITE, - 0, offset | (boost::uint16_t(addr) << 8), - (unsigned char *) &bytes[0], - bytes.size()); -} - - -boost::uint8_t get_fx3_status(libusb_device_handle *dev_handle) { - - unsigned char rx_data[1]; - fx3_control_read(dev_handle, B2XX_VREQ_GET_STATUS, 0x00, 0x00, rx_data, 1); - - return boost::lexical_cast<boost::uint8_t>(rx_data[0]); -} - -void usrp_get_fpga_hash(libusb_device_handle *dev_handle, hash_type &hash) { - fx3_control_read(dev_handle, B2XX_VREQ_GET_FPGA_HASH, 0x00, 0x00, - (unsigned char*) &hash, 4, 500); -} - -void usrp_set_fpga_hash(libusb_device_handle *dev_handle, hash_type hash) { - fx3_control_write(dev_handle, B2XX_VREQ_SET_FPGA_HASH, 0x00, 0x00, - (unsigned char*) &hash, 4); + return 0; } -boost::int32_t load_fpga(libusb_device_handle *dev_handle, - const std::string filestring) { - - if (filestring.empty()) - { - std::cerr << "load_fpga: input file is empty." << std::endl; - exit(-1); - } - - boost::uint8_t fx3_state = 0; - - const char *filename = filestring.c_str(); - - hash_type hash = generate_hash(filename); - hash_type loaded_hash; usrp_get_fpga_hash(dev_handle, loaded_hash); - if (hash == loaded_hash) return 0; - - size_t file_size = 0; - { - std::ifstream file(filename, std::ios::in | std::ios::binary | std::ios::ate); - file_size = file.tellg(); - } - - std::ifstream file; - file.open(filename, std::ios::in | std::ios::binary); - - if(!file.good()) { - std::cerr << "load_fpga: cannot open FPGA input file." << std::endl; - exit(-1); +uhd::transport::usb_device_handle::sptr open_device(const boost::uint16_t vid, const boost::uint16_t pid) +{ + std::vector<uhd::transport::usb_device_handle::sptr> handles; + uhd::transport::usb_device_handle::sptr handle; + + try { + handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); // try caller's VID/PID first + if (handles.size() == 0) + handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_DEFAULT_PID); // try default Cypress FX3 VID/PID next + if (handles.size() == 0) + handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_REENUM_PID); // try reenumerated Cypress FX3 VID/PID next + if (handles.size() == 0) + handles = uhd::transport::usb_device_handle::get_device_list(B200_VENDOR_ID, B200_PRODUCT_ID); // try default B200 VID/PID last + + if (handles.size() > 0) + handle = handles[0]; + + if (!handle) + std::cerr << "Cannot open device" << std::endl; } - - do { - fx3_state = get_fx3_status(dev_handle); - boost::this_thread::sleep(boost::posix_time::milliseconds(10)); - } while(fx3_state != FX3_STATE_FPGA_READY); - - std::cout << "Loading FPGA image: " \ - << filestring << "..." << std::flush; - - unsigned char out_buff[64]; - memset(out_buff, 0x00, sizeof(out_buff)); - fx3_control_write(dev_handle, B2XX_VREQ_FPGA_START, 0, 0, out_buff, 1, 1000); - - do { - fx3_state = get_fx3_status(dev_handle); - boost::this_thread::sleep(boost::posix_time::milliseconds(10)); - } while(fx3_state != FX3_STATE_CONFIGURING_FPGA); - - - size_t bytes_sent = 0; - while(!file.eof()) { - file.read((char *) out_buff, sizeof(out_buff)); - const std::streamsize n = file.gcount(); - if(n == 0) continue; - - boost::uint16_t transfer_count = boost::uint16_t(n); - - /* Send the data to the device. */ - fx3_control_write(dev_handle, B2XX_VREQ_FPGA_DATA, 0, 0, out_buff, - transfer_count, 5000); - - if (bytes_sent == 0) std::cout << " 0%" << std::flush; - const size_t percent_before = size_t((bytes_sent*100)/file_size); - bytes_sent += transfer_count; - const size_t percent_after = size_t((bytes_sent*100)/file_size); - if (percent_before/10 != percent_after/10) { - std::cout << "\b\b\b\b" << std::setw(3) << percent_after - << "%" << std::flush; - } + catch(const std::exception &e) { + std::cerr << "Failed to communicate with the device!" << std::endl; + #ifdef UHD_PLATFORM_WIN32 + std::cerr << "The necessary drivers are not installed. Read the UHD Transport Application Notes for details." << std::endl; + #endif /* UHD_PLATFORM_WIN32 */ + handle.reset(); } - file.close(); - - do { - fx3_state = get_fx3_status(dev_handle); - boost::this_thread::sleep(boost::posix_time::milliseconds(10)); - } while(fx3_state != FX3_STATE_RUNNING); - - usrp_set_fpga_hash(dev_handle, hash); - - std::cout << "\b\b\b\b done" << std::endl; - - return 0; + return handle; } +b200_iface::sptr make_b200_iface(const uhd::transport::usb_device_handle::sptr &handle) +{ + b200_iface::sptr b200; -/*! - * Program the FX3 with a firmware file (Intel HEX format) - * - * \param dev_handle the libusb-1.0 device handle - * \param filestring the filename of the firmware file - * \return 0 for success, otherwise error code - */ -boost::int32_t fx3_load_firmware(libusb_device_handle *dev_handle, \ - std::string filestring) { + try { + uhd::transport::usb_control::sptr usb_ctrl = uhd::transport::usb_control::make(handle, 0); + b200 = b200_iface::make(usb_ctrl); - if (filestring.empty()) - { - std::cerr << "fx3_load_firmware: input file is empty." << std::endl; - exit(-1); + if (!b200) + std::cerr << "Cannot create device interface" << std::endl; } - - const char *filename = filestring.c_str(); - - /* Fields used in each USB control transfer. */ - boost::uint16_t len = 0; - boost::uint16_t type = 0; - boost::uint16_t lower_address_bits = 0x0000; - unsigned char data[512]; - - /* Can be set by the Intel HEX record 0x04, used for all 0x00 records - * thereafter. Note this field takes the place of the 'index' parameter in - * libusb calls, and is necessary for FX3's 32-bit addressing. */ - boost::uint16_t upper_address_bits = 0x0000; - - std::ifstream file; - file.open(filename, std::ifstream::in); - - if(!file.good()) { - std::cerr << "fx3_load_firmware: cannot open firmware input file" - << std::endl; - exit(-1); + catch(const std::exception &e) { + std::cerr << "Failed to communicate with the device!" << std::endl; + #ifdef UHD_PLATFORM_WIN32 + std::cerr << "The necessary drivers are not installed. Read the UHD Transport Application Notes for details." << std::endl; + #endif /* UHD_PLATFORM_WIN32 */ + b200.reset(); } - std::cout << "Loading firmware image: " \ - << filestring << "..." << std::flush; - - while (!file.eof()) { - boost::int32_t ret = 0; - std::string record; - file >> record; - - /* Check for valid Intel HEX record. */ - if (!checksum(&record) || !parse_record(&record, len, \ - lower_address_bits, type, data)) { - std::cerr << "fx3_load_firmware: bad intel hex record checksum" - << std::endl; - } - - /* Type 0x00: Data. */ - if (type == 0x00) { - ret = fx3_control_write(dev_handle, FX3_FIRMWARE_LOAD, \ - lower_address_bits, upper_address_bits, data, len); - - if (ret < 0) { - std::cerr << "usrp_load_firmware: usrp_control_write failed" - << std::endl; - } - } - - /* Type 0x01: EOF. */ - else if (type == 0x01) { - if (lower_address_bits != 0x0000 || len != 0 ) { - std::cerr << "fx3_load_firmware: For EOF record, address must be 0, length must be 0." << std::endl; - } - - /* Successful termination! */ - file.close(); - - /* Let the system settle. */ - boost::this_thread::sleep(boost::posix_time::milliseconds(1000)); - return 0; - } - - /* Type 0x04: Extended Linear Address Record. */ - else if (type == 0x04) { - if (lower_address_bits != 0x0000 || len != 2 ) { - std::cerr << "fx3_load_firmware: For ELA record, address must be 0, length must be 2." << std::endl; - } - - upper_address_bits = ((boost::uint16_t)((data[0] & 0x00FF) << 8))\ - + ((boost::uint16_t)(data[1] & 0x00FF)); - } - - /* Type 0x05: Start Linear Address Record. */ - else if (type == 0x05) { - if (lower_address_bits != 0x0000 || len != 4 ) { - std::cerr << "fx3_load_firmware: For SLA record, address must be 0, length must be 4." << std::endl; - } - - /* The firmware load is complete. We now need to tell the CPU - * to jump to an execution address start point, now contained within - * the data field. Parse these address bits out, and then push the - * instruction. */ - upper_address_bits = ((boost::uint16_t)((data[0] & 0x00FF) << 8))\ - + ((boost::uint16_t)(data[1] & 0x00FF)); - lower_address_bits = ((boost::uint16_t)((data[2] & 0x00FF) << 8))\ - + ((boost::uint16_t)(data[3] & 0x00FF)); - - fx3_control_write(dev_handle, FX3_FIRMWARE_LOAD, lower_address_bits, \ - upper_address_bits, 0, 0); - - std::cout << " done" << std::endl; - } - - /* If we receive an unknown record type, error out. */ - else { - std::cerr << "fx3_load_firmware: unsupported record type." << std::endl; - } - } - - /* There was no valid EOF. */ - std::cerr << "fx3_load_firmware: No EOF record found." << std::cout; - return ~0; + return b200; } - boost::int32_t main(boost::int32_t argc, char *argv[]) { boost::uint16_t vid, pid; std::string pid_str, vid_str, fw_file, fpga_file; - po::options_description desc("Allowed options"); - desc.add_options() + po::options_description visible("Allowed options"); + visible.add_options() ("help,h", "help message") - ("vid,v", po::value<std::string>(&vid_str)->default_value("0x2500"), + ("vid,v", po::value<std::string>(&vid_str), "Specify VID of device to use.") - ("pid,p", po::value<std::string>(&pid_str)->default_value("0x0020"), + ("pid,p", po::value<std::string>(&pid_str), "Specify PID of device to use.") ("speed,S", "Read back the USB mode currently in use.") ("reset-device,D", "Reset the B2xx Device.") ("reset-fpga,F", "Reset the FPGA (does not require re-programming.") ("reset-usb,U", "Reset the USB subsystem on your host computer.") ("init-device,I", "Initialize a B2xx device.") - ("load-fw,W", po::value<std::string>(&fw_file)->default_value(""), + ("load-fw,W", po::value<std::string>(&fw_file), "Load a firmware (hex) file into the FX3.") - ("load-fpga,L", po::value<std::string>(&fpga_file)->default_value(""), + ("load-fpga,L", po::value<std::string>(&fpga_file), "Load a FPGA (bin) file into the FPGA.") ; + // Hidden options provided for testing - use at your own risk! + po::options_description hidden("Hidden options"); + hidden.add_options() + ("uninit-device,U", "Uninitialize a B2xx device.") + ("read-eeprom,R", "Read first 8 bytes of EEPROM") + ("erase-eeprom,E", "Erase first 8 bytes of EEPROM"); + + po::options_description desc; + desc.add(visible); + desc.add(hidden); + po::variables_map vm; po::store(po::parse_command_line(argc, argv, desc), vm); po::notify(vm); if (vm.count("help")){ - std::cout << boost::format("B2xx Utilitiy Program %s") % desc << std::endl; + std::cout << boost::format("B2xx Utility Program %s") % visible << std::endl; return ~0; } else if (vm.count("reset-usb")) { - /* Okay, first, we need to discover what the path is to the ehci and - * xhci device files. */ - std::set<fs::path> path_list; - path_list.insert("/sys/bus/pci/drivers/xhci-pci/"); - path_list.insert("/sys/bus/pci/drivers/ehci-pci/"); - path_list.insert("/sys/bus/pci/drivers/xhci_hcd/"); - path_list.insert("/sys/bus/pci/drivers/ehci_hcd/"); + return reset_usb(); + } - /* Check each of the possible paths above to find which ones this system - * uses. */ - for(std::set<fs::path>::iterator found = path_list.begin(); - found != path_list.end(); ++found) { + uhd::transport::usb_device_handle::sptr handle; + b200_iface::sptr b200; + + vid = B200_VENDOR_ID; // Default + pid = B200_PRODUCT_ID; // Default + if (vm.count("vid")) + vid = atoh(vid_str); + if (vm.count("pid")) + pid = atoh(pid_str); + + // open the device + handle = open_device(vid, pid); + if (!handle) + return -1; + std::cout << "B2xx detected..." << std::flush; + + // make the interface + b200 = make_b200_iface(handle); + if (!b200) + return -1; + std::cout << " Control of B2xx granted..." << std::endl << std::endl; + + // if we are supposed to load a new firmware image and one already exists, reset the FX3 so we can load the new one + if (vm.count("load-fw") && handle->firmware_loaded()) + { + std::cout << "Overwriting existing firmware" << std::endl; - if(fs::exists(*found)) { + // reset the device + b200->reset_fx3(); - fs::path devpath = *found; + // re-open device + b200.reset(); + handle.reset(); + boost::this_thread::sleep(boost::posix_time::seconds(2)); // wait 2 seconds for FX3 to reset + handle = open_device(vid, pid); + if (!handle) + return -1; + b200 = make_b200_iface(handle); + if (!b200) + return -1; + } - std::set<fs::path> globbed; + // Check to make sure firmware is loaded + if (!(handle->firmware_loaded())) + { + std::cout << "Loading firmware" << std::endl; - /* Now, glob all of the files in the directory. */ - fs::directory_iterator end_itr; - for(fs::directory_iterator itr(devpath); itr != end_itr; ++itr) { - globbed.insert((*itr).path()); - } + if (fw_file.empty()) + fw_file = uhd::find_image_path(B200_FW_FILE_NAME); + + if(fw_file.empty()) { + std::cerr << "Firmware image not found!" << std::endl; + return -1; + } + + if(!(fs::exists(fw_file))) { + std::cerr << "Invalid filepath: " << fw_file << std::endl; + return -1; + } - /* Check each file path string to see if it is a device file. */ - for(std::set<fs::path>::iterator it = globbed.begin(); - it != globbed.end(); ++it) { - - std::string file = fs::path((*it).filename()).string(); - - if(file.compare(0, 5, "0000:") == 0) { - /* Un-bind the device. */ - std::fstream unbind((devpath.string() + "unbind").c_str(), - std::fstream::out); - unbind << file; - unbind.close(); - - /* Re-bind the device. */ - std::cout << "Re-binding: " << file << " in " - << devpath.string() << std::endl; - std::fstream bind((devpath.string() + "bind").c_str(), - std::fstream::out); - bind << file; - bind.close(); - } - } - } + // load firmware + b200->load_firmware(fw_file); + + // re-open device + b200.reset(); + handle.reset(); + handle = open_device(vid, pid); + if (!handle) + return -1; + b200 = make_b200_iface(handle); + if (!b200) + return -1; + } + + // Added for testing purposes - not exposed + if (vm.count("read-eeprom")) + { + uhd::byte_vector_t data; + + try { + data = b200->read_eeprom(0x0, 0x0, 8); + } catch (std::exception &e) { + std::cerr << "Exception while reading EEPROM: " << e.what() << std::endl; + return -1; } + for (int i = 0; i < 8; i++) + std::cout << i << ": " << boost::format("0x%X") % (int)data[i] << std::endl; return 0; } - vid = atoh(vid_str); - pid = atoh(pid_str); - - /* Pointer to pointer of device, used to retrieve a list of devices. */ - libusb_device **devs; - libusb_device_handle *dev_handle; - libusb_context *ctx = NULL; - libusb_error error_code; - - libusb_init(&ctx); - libusb_set_debug(ctx, 3); - libusb_get_device_list(ctx, &devs); - - /* If we are initializing the device, the VID/PID will default to the - * Cypress VID/PID for the initial FW load. */ - if (vm.count("init-device")) { - dev_handle = libusb_open_device_with_vid_pid(ctx, FX3_VID, - FX3_DEFAULT_PID); - if(dev_handle == NULL) { - std::cerr << "Cannot open device with vid: " << vid << " and pid: " - << pid << std::endl; + // Added for testing purposes - not exposed + if (vm.count("erase-eeprom")) + { + uhd::byte_vector_t bytes(8); + memset(&bytes[0], 0xFF, 8); + try { + b200->write_eeprom(0x0, 0x0, bytes); + } catch (uhd::exception &e) { + std::cerr << "Exception while writing to EEPROM: " << e.what() << std::endl; return -1; - } else { std::cout << "Uninitialized B2xx detected..." << std::flush; } - libusb_free_device_list(devs, 1); - - /* Find out if kernel driver is attached, and if so, detach it. */ - if(libusb_kernel_driver_active(dev_handle, 0) == 1) { - std::cout << " Competing Driver Identified... " << std::flush; + } - if(libusb_detach_kernel_driver(dev_handle, 0) == 0) { - std::cout << " Competing Driver Destroyed!" << std::flush; + // verify + uhd::byte_vector_t read_bytes(8); + try { + read_bytes = b200->read_eeprom(0x0, 0x0, 8); + } catch (uhd::exception &e) { + std::cerr << "Exception while reading from EEPROM: " << e.what() << std::endl; + return -1; + } + bool verified = true; + for (int i = 0; i < 8; i++) { + if (bytes[i] != read_bytes[i]) { + verified = false; + std::cerr << "Expected: " << bytes[i] << ", Got: " << read_bytes[i] << std::endl; } } - libusb_claim_interface(dev_handle, 0); - std::cout << " Control of B2xx granted..." << std::endl << std::endl; - - /* Load the FW. */ - error_code = (libusb_error) fx3_load_firmware(dev_handle, fw_file); - if(error_code != 0) { - std::cerr << std::flush << "Error loading firmware. Error code: " - << error_code << std::endl; - libusb_release_interface(dev_handle, 0); - libusb_close(dev_handle); - libusb_exit(ctx); - return ~0; + if (!verified) { + std::cerr << "Verification failed" << std::endl; + return -1; } - /* Let the device re-enumerate. */ - libusb_release_interface(dev_handle, 0); - libusb_close(dev_handle); - dev_handle = libusb_open_device_with_vid_pid(ctx, FX3_VID, - FX3_REENUM_PID); - if(dev_handle == NULL) { - std::cerr << "Cannot open device with vid: " << vid << " and pid: " - << pid << std::endl; + std::cout << "Erase Successful!" << std::endl; + + return 0; + } + + // Added for testing purposes - not exposed + if (vm.count("uninit-device")) + { + // uninitialize the device + uhd::byte_vector_t bytes(8); + memset(&bytes[0], 0xFF, 8); + + try { + b200->write_eeprom(0x0, 0x0, bytes); + } catch (uhd::exception &e) { + std::cerr << "Exception while writing to EEPROM: " << e.what() << std::endl; return -1; - } else { - std::cout << "Detected in-progress init of B2xx..." << std::flush; } - //libusb_free_device_list(devs, 1); - libusb_claim_interface(dev_handle, 0); - std::cout << " Reenumeration complete, Device claimed..." - << std::endl; + std::cout << "EEPROM uninitialized, resetting device..." + << std::endl << std::endl; + + // reset the device + try { + b200->reset_fx3(); + } catch (uhd::exception &e) { + std::cerr << "Exception while resetting FX3: " << e.what() << std::endl; + return -1; + } + + std::cout << "Uninitialization Process Complete." + << std::endl << std::endl; + + return 0; + } + + /* If we are initializing the device, the VID/PID should default to the + * Cypress VID/PID for the initial FW load, but we can initialize from any state. */ + if (vm.count("init-device")) + { /* Now, initialize the device. */ - byte_vector_t bytes(8); + uhd::byte_vector_t bytes(8); bytes[0] = 0x43; bytes[1] = 0x59; bytes[2] = 0x14; bytes[3] = 0xB2; - bytes[4] = (B2XX_PID & 0xff); - bytes[5] = (B2XX_PID >> 8); - bytes[6] = (B2XX_VID & 0xff); - bytes[7] = (B2XX_VID >> 8); - write_eeprom(dev_handle, 0x0, 0x0, bytes); + bytes[4] = (B200_PRODUCT_ID & 0xff); + bytes[5] = (B200_PRODUCT_ID >> 8); + bytes[6] = (B200_VENDOR_ID & 0xff); + bytes[7] = (B200_VENDOR_ID >> 8); + + try { + b200->write_eeprom(0x0, 0x0, bytes); + } catch (uhd::exception &e) { + std::cerr << "Exception while writing to EEPROM: " << e.what() << std::endl; + return -1; + } + std::cout << "EEPROM initialized, resetting device..." << std::endl << std::endl; /* Reset the device! */ - boost::uint8_t data_buffer[1]; - fx3_control_write(dev_handle, B2XX_VREQ_FX3_RESET, - 0x00, 0x00, data_buffer, 1, 5000); + try { + b200->reset_fx3(); + } catch (const std::exception &e) { + std::cerr << "Exceptions while resetting device: " << e.what() << std::endl; + return -1; + } std::cout << "Initialization Process Complete." << std::endl << std::endl; - libusb_release_interface(dev_handle, 0); - libusb_close(dev_handle); - libusb_exit(ctx); return 0; } - dev_handle = libusb_open_device_with_vid_pid(ctx, vid, pid); - if(dev_handle == NULL) { - std::cerr << "Cannot open device with vid: " << vid << " and pid: " - << pid << std::endl; - return -1; - } else { std::cout << "Reactor Core Online..." << std::flush; } - libusb_free_device_list(devs, 1); - - /* Find out if kernel driver is attached, and if so, detach it. */ - if(libusb_kernel_driver_active(dev_handle, 0) == 1) { - std::cout << " Competing Driver Identified... " << std::flush; - - if(libusb_detach_kernel_driver(dev_handle, 0) == 0) { - std::cout << " Competing Driver Destroyed!" << std::flush; - } - } - - /* Claim interface 0 of device. */ - error_code = (libusb_error) libusb_claim_interface(dev_handle, 0); - std::cout << " All Systems Nominal..." << std::endl << std::endl; - boost::uint8_t data_buffer[16]; memset(data_buffer, 0x0, sizeof(data_buffer)); if (vm.count("speed")){ - error_code = fx3_control_read(dev_handle, B2XX_VREQ_GET_USB, - 0x00, 0x00, data_buffer, 1, 5000); - - boost::uint8_t speed = boost::lexical_cast<boost::uint8_t>(data_buffer[0]); - + boost::uint8_t speed; + try {speed = b200->get_usb_speed();} + catch (uhd::exception &e) { + std::cerr << "Exception while getting USB speed: " << e.what() << std::endl; + return -1; + } std::cout << "Currently operating at USB " << (int) speed << std::endl; } else if (vm.count("reset-device")) { - error_code = fx3_control_write(dev_handle, B2XX_VREQ_FX3_RESET, - 0x00, 0x00, data_buffer, 1, 5000); + try {b200->reset_fx3();} + catch (uhd::exception &e) { + std::cerr << "Exception while resetting FX3: " << e.what() << std::endl; + return -1; + } } else if (vm.count("reset-fpga")) { - error_code = fx3_control_write(dev_handle, B2XX_VREQ_FPGA_RESET, - 0x00, 0x00, data_buffer, 1, 5000); - - } else if (vm.count("load-fw")) { - error_code = (libusb_error) fx3_load_firmware(dev_handle, fw_file); - - if(error_code != 0) { - std::cerr << std::flush << "Error loading firmware. Error code: " - << error_code << std::endl; - libusb_release_interface(dev_handle, 0); - libusb_close(dev_handle); - libusb_exit(ctx); - return ~0; + try {b200->set_fpga_reset_pin(true);} + catch (uhd::exception &e) { + std::cerr << "Exception while resetting FPGA: " << e.what() << std::endl; + return -1; } + } else if (vm.count("load-fw")) { std::cout << "Firmware load complete, releasing USB interface..." << std::endl; } else if (vm.count("load-fpga")) { - error_code = (libusb_error) load_fpga(dev_handle, fpga_file); - - if(error_code != 0) { - std::cerr << std::flush << "Error loading FPGA. Error code: " - << error_code << std::endl; - libusb_release_interface(dev_handle, 0); - libusb_close(dev_handle); - libusb_exit(ctx); + std::cout << "Loading FPGA image (" << fpga_file << ")" << std::endl; + uint32_t fx3_state; + try {fx3_state = b200->load_fpga(fpga_file);} // returns 0 on success, or FX3 state on error + catch (uhd::exception &e) { + std::cerr << "Exception while loading FPGA: " << e.what() << std::endl; + return ~0; + } + + if (fx3_state != 0) { + std::cerr << std::flush << "Error loading FPGA. FX3 state: " + << fx3_state << std::endl; return ~0; } @@ -729,18 +461,11 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { << std::endl; } else { - std::cout << boost::format("B2xx Utilitiy Program %s") % desc << std::endl; - libusb_release_interface(dev_handle, 0); - libusb_close(dev_handle); - libusb_exit(ctx); + std::cout << boost::format("B2xx Utility Program %s") % visible << std::endl; return ~0; } - std::cout << std::endl << "Reactor Shutting Down..." << std::endl; - - error_code = (libusb_error) libusb_release_interface(dev_handle, 0); - libusb_close(dev_handle); - libusb_exit(ctx); + std::cout << "Operation complete! I did it! I did it!" << std::endl; return 0; } |