diff options
Diffstat (limited to 'host')
| -rw-r--r-- | host/utils/b2xx_fx3_utils.cpp | 408 |
1 files changed, 161 insertions, 247 deletions
diff --git a/host/utils/b2xx_fx3_utils.cpp b/host/utils/b2xx_fx3_utils.cpp index 980d1c5f4..4d6d8c5a5 100644 --- a/host/utils/b2xx_fx3_utils.cpp +++ b/host/utils/b2xx_fx3_utils.cpp @@ -62,6 +62,94 @@ boost::uint16_t atoh(const std::string &string){ return boost::lexical_cast<boost::uint16_t>(string); } +int 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/"); + + /* 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)) { + + fs::path devpath = *found; + + 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()); + } + + /* 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(); + } + } + } + } + + return 0; +} + +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; + + 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; + + return handle; +} + +b200_iface::sptr make_b200_iface(const uhd::transport::usb_device_handle::sptr &handle) +{ + uhd::transport::usb_control::sptr usb_ctrl = uhd::transport::usb_control::make(handle, 0); + b200_iface::sptr b200 = b200_iface::make(usb_ctrl); + + if (!b200) + std::cerr << "Cannot create device interface" << std::endl; + + 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; @@ -100,63 +188,12 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { po::notify(vm); if (vm.count("help")){ - std::cout << boost::format("B2xx Utilitiy Program %s") % visible << 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/"); - - /* 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)) { - - fs::path devpath = *found; - - 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()); - } - - /* 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(); - } - } - } - } - - return 0; + return reset_usb(); } - std::vector<uhd::transport::usb_device_handle::sptr> handles; uhd::transport::usb_device_handle::sptr handle; uhd::transport::usb_control::sptr usb_ctrl; b200_iface::sptr b200; @@ -168,36 +205,66 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { if (vm.count("pid")) pid = atoh(pid_str); - // Added for testing purposes - not exposed - if (vm.count("read-eeprom")) { - uhd::byte_vector_t data; + // open the device + handle = open_device(vid, pid); + if (!handle) + return -1; + std::cout << "B2xx detected..." << std::flush; - handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); - if (handles.size() == 0) { - std::cerr << "Cannot find device with vid: " << boost::format("0x%X") % vid << " and pid: " - << boost::format("0x%X") % pid << std::endl; + // 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 and load the new one + if (vm.count("load-fw") && handle->firmware_loaded()) + { + std::cout << "Overwriting existing firmware" << std::endl; + + // reset the device + b200->reset_fx3(); + + // re-open device + b200.reset(); + usb_ctrl.reset(); + handle.reset(); + usleep(2000000); // wait 2 seconds for FX3 to reset + handle = open_device(vid, pid); + if (!handle) return -1; - } - usb_ctrl = uhd::transport::usb_control::make(handles[0], 0); - b200 = b200_iface::make(usb_ctrl); - - if (!(handles[0]->firmware_loaded())) - { - if (fw_file.empty()) - fw_file = uhd::find_image_path(B200_FW_FILE_NAME); - b200->load_firmware(fw_file); - - // Now that the firmware is loaded, we need to re-open the device - handles.clear(); - handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); - if (handles.size() == 0) { - std::cerr << "Unable to reopen device with vid: " << boost::format("0x%X") % vid << " and pid: " - << boost::format("0x%X") % pid << std::endl; - return -1; - } - usb_ctrl = uhd::transport::usb_control::make(handles[0], 0); - b200 = b200_iface::make(usb_ctrl); - } + b200 = make_b200_iface(handle); + if (!b200) + return -1; + } + + // Check to make sure firmware is loaded + if (!(handle->firmware_loaded())) + { + std::cout << "Loading firmware" << std::endl; + + if (fw_file.empty()) + fw_file = uhd::find_image_path(B200_FW_FILE_NAME); + + // load firmware + b200->load_firmware(fw_file); + + // re-open device + b200.reset(); + usb_ctrl.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); @@ -212,57 +279,10 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { } // Added for testing purposes - not exposed - if (vm.count("erase-eeprom")) { - - if (vm.count("vid") && vm.count("pid")) - handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); // try user defined VID/PID first - if (handles.size() == 0) - handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_DEFAULT_PID); // try default FX3 VID/PID next - if (handles.size() == 0) - handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_REENUM_PID); // try reenumerated 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 next - if (handles.size() == 0) { - std::cerr << "Cannot find device" << std::endl; - return -1; - } - usb_ctrl = uhd::transport::usb_control::make(handles[0], 0); - b200 = b200_iface::make(usb_ctrl); - - if (!(handles[0]->firmware_loaded())) - { - // load FW - if (fw_file.empty()) - fw_file = uhd::find_image_path(B200_FW_FILE_NAME); - b200->load_firmware(fw_file); - - // re-open device - handles.clear(); - if (vm.count("vid") && vm.count("pid")) - handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); // try user defined VID/PID first - if (handles.size() == 0) - handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_DEFAULT_PID); // try default FX3 VID/PID next - if (handles.size() == 0) - handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_REENUM_PID); // try reenumerated 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 next - if (handles.size() == 0) { - std::cerr << "Cannot find device" << std::endl; - return -1; - } - usb_ctrl = uhd::transport::usb_control::make(handles[0], 0); - b200 = b200_iface::make(usb_ctrl); - } - + if (vm.count("erase-eeprom")) + { uhd::byte_vector_t bytes(8); - bytes[0] = 0xFF; - bytes[1] = 0xFF; - bytes[2] = 0xFF; - bytes[3] = 0xFF; - bytes[4] = 0xFF; - bytes[5] = 0xFF; - bytes[6] = 0xFF; - bytes[7] = 0xFF; + memset(&bytes[0], 0xFF, 8); try { b200->write_eeprom(0x0, 0x0, bytes); } catch (uhd::exception &e) { @@ -296,50 +316,11 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { } // Added for testing purposes - not exposed - if (vm.count("uninit-device")) { - - handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); - if (handles.size() == 0) { - std::cerr << "Cannot find device with vid: " << boost::format("0x%X") % vid << " and pid: " - << boost::format("0x%X") % pid << std::endl; - return -1; - } - - std::cout << "Initialized B2xx detected..." << std::flush; - - usb_ctrl = uhd::transport::usb_control::make(handles[0], 0); - b200 = b200_iface::make(usb_ctrl); - - std::cout << " Control of B2xx granted..." << std::endl << std::endl; - - if (!(handles[0]->firmware_loaded())) - { - if (fw_file.empty()) - fw_file = uhd::find_image_path(B200_FW_FILE_NAME); - b200->load_firmware(fw_file); - - // Now that the firmware is loaded, we need to re-open the device - handles.clear(); - handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); - if (handles.size() == 0) { - std::cerr << "Unable to reopen device with vid: " << boost::format("0x%X") % vid << " and pid: " - << boost::format("0x%X") % pid << std::endl; - return -1; - } - usb_ctrl = uhd::transport::usb_control::make(handles[0], 0); - b200 = b200_iface::make(usb_ctrl); - } - - /* Now, uninitialize the device. */ + if (vm.count("uninit-device")) + { + // uninitialize the device uhd::byte_vector_t bytes(8); - bytes[0] = 0xFF; - bytes[1] = 0xFF; - bytes[2] = 0xFF; - bytes[3] = 0xFF; - bytes[4] = 0xFF; - bytes[5] = 0xFF; - bytes[6] = 0xFF; - bytes[7] = 0xFF; + memset(&bytes[0], 0xFF, 8); try { b200->write_eeprom(0x0, 0x0, bytes); @@ -351,7 +332,7 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { std::cout << "EEPROM uninitialized, resetting device..." << std::endl << std::endl; - /* Reset the device! */ + // reset the device try { b200->reset_fx3(); } catch (uhd::exception &e) { @@ -367,52 +348,8 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { /* 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")) { - if (vm.count("vid") && vm.count("pid")) - handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); // try user defined VID/PID first - if (handles.size() == 0) - handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_DEFAULT_PID); // try default FX3 VID/PID next - if (handles.size() == 0) - handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_REENUM_PID); // try reenumerated 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 next - if (handles.size() == 0) { - std::cerr << "Cannot find device" << std::endl; - return -1; - } - - std::cout << "Uninitialized B2xx detected..." << std::flush; - - usb_ctrl = uhd::transport::usb_control::make(handles[0], 0); - b200 = b200_iface::make(usb_ctrl); - - std::cout << " Control of B2xx granted..." << std::endl << std::endl; - - if (!(handles[0]->firmware_loaded())) - { - // load FW - if (fw_file.empty()) - fw_file = uhd::find_image_path(B200_FW_FILE_NAME); - b200->load_firmware(fw_file); - - // re-open device - handles.clear(); - if (vm.count("vid") && vm.count("pid")) - handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); // try user defined VID/PID first - if (handles.size() == 0) - handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_DEFAULT_PID); // try default FX3 VID/PID next - if (handles.size() == 0) - handles = uhd::transport::usb_device_handle::get_device_list(FX3_VID, FX3_REENUM_PID); // try reenumerated 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 next - if (handles.size() == 0) { - std::cerr << "Cannot find device" << std::endl; - return -1; - } - usb_ctrl = uhd::transport::usb_control::make(handles[0], 0); - b200 = b200_iface::make(usb_ctrl); - } - + if (vm.count("init-device")) + { /* Now, initialize the device. */ uhd::byte_vector_t bytes(8); bytes[0] = 0x43; @@ -447,21 +384,6 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { return 0; } - // open device for all other operations - handles = uhd::transport::usb_device_handle::get_device_list(vid, pid); - if (handles.size() == 0) { - std::cerr << "Cannot find device with vid: " << boost::format("0x%X") % vid << " and pid: " - << boost::format("0x%X") % pid << std::endl; - return -1; - } - - std::cout << "Reactor Core Online..." << std::flush; - - usb_ctrl = uhd::transport::usb_control::make(handles[0], 0); - b200 = b200_iface::make(usb_ctrl); - - std::cout << " All Systems Nominal..." << std::endl << std::endl; - boost::uint8_t data_buffer[16]; memset(data_buffer, 0x0, sizeof(data_buffer)); @@ -489,13 +411,6 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { } } else if (vm.count("load-fw")) { - std::cout << "Loading firmware" << std::endl; - try {b200->load_firmware(fw_file);} - catch (uhd::exception &e) { - std::cerr << "Exception while loading firmware: " << e.what() << std::endl; - return ~0; - } - std::cout << "Firmware load complete, releasing USB interface..." << std::endl; @@ -504,11 +419,10 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { 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 resetting FPGA: " << e.what() << std::endl; + 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; @@ -519,11 +433,11 @@ boost::int32_t main(boost::int32_t argc, char *argv[]) { << std::endl; } else { - std::cout << boost::format("B2xx Utilitiy Program %s") % visible << std::endl; + std::cout << boost::format("B2xx Utility Program %s") % visible << std::endl; return ~0; } - std::cout << std::endl << "Reactor Shutting Down..." << std::endl; + std::cout << "Operation complete! I did it! I did it!" << std::endl; return 0; } |