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b200_impl.cpp
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b200_impl.cpp
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//
// Copyright 2012-2015 Ettus Research LLC
// Copyright 2018 Ettus Research, a National Instruments Company
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#include "b200_impl.hpp"
#include "../../transport/libusb1_base.hpp"
#include "b200_regs.hpp"
#include <uhd/cal/database.hpp>
#include <uhd/config.hpp>
#include <uhd/exception.hpp>
#include <uhd/transport/usb_control.hpp>
#include <uhd/usrp/dboard_eeprom.hpp>
#include <uhd/utils/cast.hpp>
#include <uhd/utils/log.hpp>
#include <uhd/utils/paths.hpp>
#include <uhd/utils/safe_call.hpp>
#include <uhd/utils/static.hpp>
#include <boost/filesystem.hpp>
#include <boost/format.hpp>
#include <boost/functional/hash.hpp>
#include <boost/lexical_cast.hpp>
#include <chrono>
#include <cmath>
#include <cstdio>
#include <ctime>
#include <functional>
#include <memory>
using namespace uhd;
using namespace uhd::usrp;
using namespace uhd::usrp::gpio_atr;
using namespace uhd::transport;
namespace {
constexpr int64_t REENUMERATION_TIMEOUT_MS = 3000;
}
// B200 + B210:
class b200_ad9361_client_t : public ad9361_params
{
public:
~b200_ad9361_client_t() override {}
double get_band_edge(frequency_band_t band) override
{
switch (band) {
case AD9361_RX_BAND0:
return 2.2e9; // Port C
case AD9361_RX_BAND1:
return 4.0e9; // Port B
case AD9361_TX_BAND0:
return 2.5e9; // Port B
default:
return 0;
}
}
clocking_mode_t get_clocking_mode() override
{
return clocking_mode_t::AD9361_XTAL_N_CLK_PATH;
}
digital_interface_mode_t get_digital_interface_mode() override
{
return AD9361_DDR_FDD_LVCMOS;
}
digital_interface_delays_t get_digital_interface_timing() override
{
digital_interface_delays_t delays;
delays.rx_clk_delay = 0;
delays.rx_data_delay = 0xF;
delays.tx_clk_delay = 0;
delays.tx_data_delay = 0xF;
return delays;
}
};
// B205
class b2xxmini_ad9361_client_t : public ad9361_params
{
public:
~b2xxmini_ad9361_client_t() override {}
double get_band_edge(frequency_band_t band) override
{
switch (band) {
case AD9361_RX_BAND0:
return 0; // Set these all to
case AD9361_RX_BAND1:
return 0; // zero, so RF port A
case AD9361_TX_BAND0:
return 0; // is used all the time
default:
return 0; // On both Rx and Tx
}
}
clocking_mode_t get_clocking_mode() override
{
return clocking_mode_t::AD9361_XTAL_N_CLK_PATH;
}
digital_interface_mode_t get_digital_interface_mode() override
{
return AD9361_DDR_FDD_LVCMOS;
}
digital_interface_delays_t get_digital_interface_timing() override
{
digital_interface_delays_t delays;
delays.rx_clk_delay = 0;
delays.rx_data_delay = 0xF;
delays.tx_clk_delay = 0;
delays.tx_data_delay = 0xF;
return delays;
}
};
/***********************************************************************
* Helpers
**********************************************************************/
std::string check_option_valid(const std::string& name,
const std::vector<std::string>& valid_options,
const std::string& option)
{
if (std::find(valid_options.begin(), valid_options.end(), option)
== valid_options.end()) {
throw uhd::runtime_error(
str(boost::format("Invalid option chosen for: %s") % name));
}
return option;
}
/***********************************************************************
* Discovery
**********************************************************************/
//! Look up the type of B-Series device we're currently running.
// Throws a uhd::runtime_error if the USB PID and the product ID stored
// in the MB EEPROM are invalid,
b200_product_t get_b200_product(
const usb_device_handle::sptr& handle, const mboard_eeprom_t& mb_eeprom)
{
// Try USB PID first
uint16_t product_id = handle->get_product_id();
if (B2XX_PID_TO_PRODUCT.has_key(product_id))
return B2XX_PID_TO_PRODUCT[product_id];
// Try EEPROM product ID code second
if (mb_eeprom["product"].empty()) {
throw uhd::runtime_error("B200: Missing product ID on EEPROM.");
}
product_id = boost::lexical_cast<uint16_t>(mb_eeprom["product"]);
if (not B2XX_PRODUCT_ID.has_key(product_id)) {
throw uhd::runtime_error(
str(boost::format("B200 unknown product code: 0x%04x") % product_id));
}
return B2XX_PRODUCT_ID[product_id];
}
std::vector<usb_device_handle::sptr> get_b200_device_handles(const device_addr_t& hint)
{
std::vector<usb_device_handle::vid_pid_pair_t> vid_pid_pair_list;
if (hint.has_key("vid") && hint.has_key("pid") && hint.has_key("type")
&& hint["type"] == "b200") {
vid_pid_pair_list.push_back(usb_device_handle::vid_pid_pair_t(
uhd::cast::hexstr_cast<uint16_t>(hint.get("vid")),
uhd::cast::hexstr_cast<uint16_t>(hint.get("pid"))));
} else {
vid_pid_pair_list = b200_vid_pid_pairs;
}
// find the usrps and load firmware
return usb_device_handle::get_device_list(vid_pid_pair_list);
}
static device_addrs_t b200_find(const device_addr_t& hint)
{
device_addrs_t b200_addrs;
// return an empty list of addresses when type is set to non-b200
if (hint.has_key("type") and hint["type"] != "b200")
return b200_addrs;
// Return an empty list of addresses when an address or resource is specified,
// since an address and resource is intended for a different, non-USB, device.
for (device_addr_t hint_i : separate_device_addr(hint)) {
if (hint_i.has_key("addr") || hint_i.has_key("resource"))
return b200_addrs;
}
// Important note:
// The get device list calls are nested inside the for loop.
// This allows the usb guts to decontruct when not in use,
// so that re-enumeration after fw load can occur successfully.
// This requirement is a courtesy of libusb1.0 on windows.
size_t found = 0;
for (usb_device_handle::sptr handle : get_b200_device_handles(hint)) {
// extract the firmware path for the b200
std::string b200_fw_image;
try {
b200_fw_image = hint.get("fw", B200_FW_FILE_NAME);
b200_fw_image =
uhd::find_image_path(b200_fw_image, STR(UHD_IMAGES_DIR)); // FIXME
} catch (uhd::exception& e) {
UHD_LOGGER_WARNING("B200") << e.what();
return b200_addrs;
}
UHD_LOGGER_DEBUG("B200") << "the firmware image: " << b200_fw_image;
usb_control::sptr control;
try {
control = usb_control::make(handle, 0);
} catch (const uhd::exception&) {
continue;
} // ignore claimed
// check if fw was already loaded
if (!(handle->firmware_loaded())) {
b200_iface::make(control)->load_firmware(b200_fw_image);
}
found++;
}
const auto timeout_time = std::chrono::steady_clock::now()
+ std::chrono::milliseconds(REENUMERATION_TIMEOUT_MS);
// search for the device until found or timeout
while (std::chrono::steady_clock::now() < timeout_time and b200_addrs.empty()
and found != 0) {
for (usb_device_handle::sptr handle : get_b200_device_handles(hint)) {
usb_control::sptr control;
try {
control = usb_control::make(handle, 0);
} catch (const uhd::exception&) {
continue;
} // ignore claimed
b200_iface::sptr iface = b200_iface::make(control);
const mboard_eeprom_t mb_eeprom = b200_impl::get_mb_eeprom(iface);
device_addr_t new_addr;
new_addr["type"] = "b200";
new_addr["name"] = mb_eeprom["name"];
new_addr["serial"] = handle->get_serial();
try {
// Turn the 16-Bit product ID into a string representation
new_addr["product"] = B2XX_STR_NAMES[get_b200_product(handle, mb_eeprom)];
} catch (const uhd::runtime_error&) {
// No problem if this fails -- this is just device discovery, after all.
new_addr["product"] = "B2??";
}
// this is a found b200 when the hint serial and name match or blank
if ((not hint.has_key("name") or hint["name"] == new_addr["name"])
and (not hint.has_key("serial")
or hint["serial"] == new_addr["serial"])) {
b200_addrs.push_back(new_addr);
}
}
}
return b200_addrs;
}
/***********************************************************************
* Make
**********************************************************************/
static device::sptr b200_make(const device_addr_t& device_addr)
{
uhd::transport::usb_device_handle::sptr handle;
// We try twice, because the first time, the link might be in a bad state
// and we might need to reset the link, but if that didn't help, trying
// a third time is pointless.
try {
return device::sptr(new b200_impl(device_addr, handle));
} catch (const uhd::usb_error&) {
UHD_LOGGER_INFO("B200") << "Detected bad USB state; resetting.";
libusb::device_handle::sptr dev_handle(libusb::device_handle::get_cached_handle(
std::static_pointer_cast<libusb::special_handle>(handle)->get_device()));
dev_handle->clear_endpoints(
B200_USB_CTRL_RECV_ENDPOINT, B200_USB_CTRL_SEND_ENDPOINT);
dev_handle->clear_endpoints(
B200_USB_DATA_RECV_ENDPOINT, B200_USB_DATA_SEND_ENDPOINT);
dev_handle->reset_device();
}
return device::sptr(new b200_impl(device_addr, handle));
}
UHD_STATIC_BLOCK(register_b200_device)
{
device::register_device(&b200_find, &b200_make, device::USRP);
}
/***********************************************************************
* Structors
**********************************************************************/
b200_impl::b200_impl(
const uhd::device_addr_t& device_addr, usb_device_handle::sptr& handle)
: _product(B200)
, // Some safe value
_revision(0)
, _enable_user_regs(device_addr.has_key("enable_user_regs"))
, _time_source(UNKNOWN)
, _time_set_with_pps(false)
, _tick_rate(0.0) // Forces a clock initialization at startup
{
_tree = property_tree::make();
_type = device::USRP;
const fs_path mb_path = "/mboards/0";
// try to match the given device address with something on the USB bus
uint16_t vid = B200_VENDOR_ID;
uint16_t pid = B200_PRODUCT_ID;
bool specified_vid = false;
bool specified_pid = false;
if (device_addr.has_key("vid")) {
vid = uhd::cast::hexstr_cast<uint16_t>(device_addr.get("vid"));
specified_vid = true;
}
if (device_addr.has_key("pid")) {
pid = uhd::cast::hexstr_cast<uint16_t>(device_addr.get("pid"));
specified_pid = true;
}
std::vector<usb_device_handle::vid_pid_pair_t>
vid_pid_pair_list; // search list for devices.
// Search only for specified VID and PID if both specified
if (specified_vid && specified_pid) {
vid_pid_pair_list.push_back(usb_device_handle::vid_pid_pair_t(vid, pid));
}
// Search for all supported PIDs limited to specified VID if only VID specified
else if (specified_vid) {
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(vid, B200_PRODUCT_ID));
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(vid, B200MINI_PRODUCT_ID));
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(vid, B205MINI_PRODUCT_ID));
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(vid, B200_PRODUCT_NI_ID));
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(vid, B210_PRODUCT_NI_ID));
}
// Search for all supported VIDs limited to specified PID if only PID specified
else if (specified_pid) {
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(B200_VENDOR_ID, pid));
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(B200_VENDOR_NI_ID, pid));
}
// Search for all supported devices if neither VID nor PID specified
else {
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(B200_VENDOR_ID, B200_PRODUCT_ID));
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(B200_VENDOR_ID, B200MINI_PRODUCT_ID));
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(B200_VENDOR_ID, B205MINI_PRODUCT_ID));
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(B200_VENDOR_NI_ID, B200_PRODUCT_NI_ID));
vid_pid_pair_list.push_back(
usb_device_handle::vid_pid_pair_t(B200_VENDOR_NI_ID, B210_PRODUCT_NI_ID));
}
std::vector<usb_device_handle::sptr> device_list =
usb_device_handle::get_device_list(vid_pid_pair_list);
// locate the matching handle in the device list
for (usb_device_handle::sptr dev_handle : device_list) {
try {
if (dev_handle->get_serial() == device_addr["serial"]) {
handle = dev_handle;
break;
}
} catch (const uhd::exception&) {
continue;
}
}
UHD_ASSERT_THROW(handle.get() != NULL); // better be found
// create control objects
usb_control::sptr control = usb_control::make(handle, 0);
_iface = b200_iface::make(control);
this->check_fw_compat(); // check after making
////////////////////////////////////////////////////////////////////
// setup the mboard eeprom
////////////////////////////////////////////////////////////////////
const mboard_eeprom_t mb_eeprom = get_mb_eeprom(_iface);
_tree->create<mboard_eeprom_t>(mb_path / "eeprom")
.set(mb_eeprom)
.add_coerced_subscriber(
std::bind(&b200_impl::set_mb_eeprom, this, std::placeholders::_1));
////////////////////////////////////////////////////////////////////
// Identify the device type
////////////////////////////////////////////////////////////////////
std::string default_file_name;
std::string product_name;
try {
// This will throw if the product ID is invalid:
_product = get_b200_product(handle, mb_eeprom);
default_file_name = B2XX_FPGA_FILE_NAME.get(_product);
product_name = B2XX_STR_NAMES.get(_product);
} catch (const uhd::runtime_error& e) {
// The only reason we may let this pass is if the user specified
// the FPGA file name:
if (not device_addr.has_key("fpga")) {
throw e;
}
// In this case, we must provide a default product name:
product_name = "B200?";
}
if (not mb_eeprom["revision"].empty()) {
_revision = boost::lexical_cast<size_t>(mb_eeprom["revision"]);
}
UHD_LOGGER_INFO("B200") << "Detected Device: " << B2XX_STR_NAMES[_product];
_gpsdo_capable = (not(_product == B200MINI or _product == B205MINI));
////////////////////////////////////////////////////////////////////
// Set up frontend mapping
////////////////////////////////////////////////////////////////////
// Explanation: The AD9361 has 2 frontends, FE1 and FE2.
// On the B210 FE1 maps to the B-side (or radio 1), and FE2 maps
// to the A-side (or radio 0). So, logically, the radios are swapped
// between the host side and the AD9361-side.
// B200 is more complicated: On Revs <= 4, the A-side is connected,
// which means FE2 is used (like B210). On Revs >= 5, the left side
// ("B-side") is connected, because these revs use an AD9364, which
// does not have an FE2, so we don't swap FEs.
// Swapped setup:
_fe1 = 1;
_fe2 = 0;
_gpio_state.swap_atr = 1;
// Unswapped setup:
if (_product == B200MINI or _product == B205MINI
or (_product == B200 and _revision >= 5)) {
_fe1 = 0; // map radio0 to FE1
_fe2 = 1; // map radio1 to FE2
_gpio_state.swap_atr = 0; // ATRs for radio0 are mapped to FE1
}
////////////////////////////////////////////////////////////////////
// Load the FPGA image, then reset GPIF
////////////////////////////////////////////////////////////////////
// extract the FPGA path for the B200
std::string b200_fpga_image = find_image_path(
device_addr.has_key("fpga") ? device_addr["fpga"] : default_file_name);
uint32_t status = _iface->load_fpga(b200_fpga_image);
if (status != 0) {
throw uhd::runtime_error(str(boost::format("fx3 is in state %1%") % status));
}
_iface->reset_gpif();
////////////////////////////////////////////////////////////////////
// Create control transport
////////////////////////////////////////////////////////////////////
uint8_t usb_speed = _iface->get_usb_speed();
UHD_LOGGER_INFO("B200") << "Operating over USB " << (int)usb_speed << ".";
const std::string min_frame_size = (usb_speed == 3) ? "1024" : "512";
device_addr_t ctrl_xport_args;
ctrl_xport_args["recv_frame_size"] = min_frame_size;
ctrl_xport_args["num_recv_frames"] = "16";
ctrl_xport_args["send_frame_size"] = min_frame_size;
ctrl_xport_args["num_send_frames"] = "16";
// This may throw a uhd::usb_error, which will be caught by b200_make().
_ctrl_transport = usb_zero_copy::make(handle,
B200_USB_CTRL_RECV_INTERFACE,
B200_USB_CTRL_RECV_ENDPOINT, // interface, endpoint
B200_USB_CTRL_SEND_INTERFACE,
B200_USB_CTRL_SEND_ENDPOINT, // interface, endpoint
ctrl_xport_args);
while (_ctrl_transport->get_recv_buff(0.0)) {
} // flush ctrl xport
_tree->create<double>(mb_path / "link_max_rate")
.set((usb_speed == 3) ? B200_MAX_RATE_USB3 : B200_MAX_RATE_USB2);
_tree->create<int>(mb_path / "usb_version").set(usb_speed);
////////////////////////////////////////////////////////////////////
// Async task structure
////////////////////////////////////////////////////////////////////
_async_task_data.reset(new AsyncTaskData());
_async_task_data->async_md.reset(new async_md_type(1000 /*messages deep*/));
if (_gpsdo_capable) {
_async_task_data->gpsdo_uart =
b200_uart::make(_ctrl_transport, B200_TX_GPS_UART_SID);
}
_async_task = uhd::msg_task::make(std::bind(
&b200_impl::handle_async_task, this, _ctrl_transport, _async_task_data));
////////////////////////////////////////////////////////////////////
// Local control endpoint
////////////////////////////////////////////////////////////////////
_local_ctrl = b200_radio_ctrl_core::make(false /*lilE*/,
_ctrl_transport,
zero_copy_if::sptr() /*null*/,
B200_LOCAL_CTRL_SID);
_local_ctrl->hold_task(_async_task);
_async_task_data->local_ctrl = _local_ctrl; // weak
this->check_fpga_compat();
/* Initialize the GPIOs, set the default bandsels to the lower range. Note
* that calling update_bandsel calls update_gpio_state(). */
update_bandsel("RX", 800e6);
update_bandsel("TX", 850e6);
////////////////////////////////////////////////////////////////////
// Create the GPSDO control
////////////////////////////////////////////////////////////////////
if (_gpsdo_capable) {
if ((_local_ctrl->peek32(RB32_CORE_STATUS) & 0xff) != B200_GPSDO_ST_NONE) {
UHD_LOGGER_INFO("B200") << "Detecting internal GPSDO.... " << std::flush;
try {
_gps = gps_ctrl::make(_async_task_data->gpsdo_uart);
} catch (std::exception& e) {
UHD_LOGGER_ERROR("B200")
<< "An error occurred making GPSDO control: " << e.what();
}
if (_gps and _gps->gps_detected()) {
for (const std::string& name : _gps->get_sensors()) {
_tree->create<sensor_value_t>(mb_path / "sensors" / name)
.set_publisher(std::bind(&gps_ctrl::get_sensor, _gps, name));
}
} else {
_local_ctrl->poke32(TOREG(SR_CORE_GPSDO_ST), B200_GPSDO_ST_NONE);
}
}
}
////////////////////////////////////////////////////////////////////
// Initialize the properties tree
////////////////////////////////////////////////////////////////////
_tree->create<std::string>("/name").set("B-Series Device");
_tree->create<std::string>(mb_path / "name").set(product_name);
_tree->create<std::string>(mb_path / "codename")
.set((_product == B200MINI or _product == B205MINI) ? "Pixie" : "Sasquatch");
////////////////////////////////////////////////////////////////////
// Create data transport
// This happens after FPGA ctrl instantiated so any junk that might
// be in the FPGAs buffers doesn't get pulled into the transport
// before being cleared.
////////////////////////////////////////////////////////////////////
device_addr_t data_xport_args;
const int max_transfer = usb_speed == 3 ? 1024 : 512;
int recv_frame_size =
device_addr.cast<int>("recv_frame_size", B200_USB_DATA_DEFAULT_FRAME_SIZE);
// Check that recv_frame_size limits.
if (recv_frame_size < B200_USB_DATA_MIN_RECV_FRAME_SIZE) {
UHD_LOGGER_WARNING("B200") << "Requested recv_frame_size of " << recv_frame_size
<< " is too small. It will be set to "
<< B200_USB_DATA_MIN_RECV_FRAME_SIZE << ".";
recv_frame_size = B200_USB_DATA_MIN_RECV_FRAME_SIZE;
} else if (recv_frame_size > B200_USB_DATA_MAX_RECV_FRAME_SIZE) {
UHD_LOGGER_WARNING("B200") << "Requested recv_frame_size of " << recv_frame_size
<< " is too large. It will be set to "
<< B200_USB_DATA_MAX_RECV_FRAME_SIZE << ".";
recv_frame_size = B200_USB_DATA_MAX_RECV_FRAME_SIZE;
} else if (recv_frame_size % max_transfer == 0 or recv_frame_size % 8 != 0) {
// The Cypress FX3 does not properly handle recv_frame_sizes that are
// aligned to the maximum transfer size and the FPGA code requires the
// data to be aligned to 8 byte words. The code below coerces the
// recv_frame_size to a value that is a multiple of 8 bytes, not
// a multiple of the maximum transfer size, and aligned to 24 bytes
// to support full 8 byte word alignment for sc8, sc12, and sc16 data
// types.
// Align to 8 byte words
recv_frame_size += 8 - (recv_frame_size % 8);
if (recv_frame_size % max_transfer == 0) {
recv_frame_size = (((recv_frame_size - 16) / 24) * 24) + 16;
}
UHD_LOGGER_WARNING("B200")
<< "The recv_frame_size must be a multiple of 8 bytes and not a multiple of "
<< max_transfer << " bytes. Requested recv_frame_size of "
<< device_addr["recv_frame_size"] << " coerced to " << recv_frame_size << ".";
}
data_xport_args["recv_frame_size"] = std::to_string(recv_frame_size);
data_xport_args["num_recv_frames"] = device_addr.get("num_recv_frames", "16");
data_xport_args["send_frame_size"] = device_addr.get(
"send_frame_size", std::to_string(B200_USB_DATA_DEFAULT_FRAME_SIZE));
data_xport_args["num_send_frames"] = device_addr.get("num_send_frames", "16");
// This may throw a uhd::usb_error, which will be caught by b200_make().
_data_transport = usb_zero_copy::make(handle, // identifier
B200_USB_DATA_RECV_INTERFACE,
B200_USB_DATA_RECV_ENDPOINT, // interface, endpoint
B200_USB_DATA_SEND_INTERFACE,
B200_USB_DATA_SEND_ENDPOINT, // interface, endpoint
data_xport_args // param hints
);
while (_data_transport->get_recv_buff(0.0)) {
} // flush ctrl xport
_demux = recv_packet_demuxer_3000::make(_data_transport);
////////////////////////////////////////////////////////////////////
// create time and clock control objects
////////////////////////////////////////////////////////////////////
_spi_iface = b200_local_spi_core::make(_local_ctrl);
if (not(_product == B200MINI or _product == B205MINI)) {
_adf4001_iface = std::make_shared<b200_ref_pll_ctrl>(_spi_iface);
}
////////////////////////////////////////////////////////////////////
// Init codec - turns on clocks
////////////////////////////////////////////////////////////////////
UHD_LOGGER_INFO("B200") << "Initialize CODEC control...";
reset_codec();
ad9361_params::sptr client_settings;
if (_product == B200MINI or _product == B205MINI) {
client_settings = std::make_shared<b2xxmini_ad9361_client_t>();
} else {
client_settings = std::make_shared<b200_ad9361_client_t>();
}
_codec_ctrl = ad9361_ctrl::make_spi(client_settings, _spi_iface, AD9361_SLAVENO);
////////////////////////////////////////////////////////////////////
// create codec control objects
////////////////////////////////////////////////////////////////////
{
const fs_path codec_path = mb_path / ("rx_codecs") / "A";
_tree->create<std::string>(codec_path / "name")
.set(product_name + " RX dual ADC");
_tree->create<int>(codec_path / "gains"); // empty cuz gains are in frontend
}
{
const fs_path codec_path = mb_path / ("tx_codecs") / "A";
_tree->create<std::string>(codec_path / "name")
.set(product_name + " TX dual DAC");
_tree->create<int>(codec_path / "gains"); // empty cuz gains are in frontend
}
////////////////////////////////////////////////////////////////////
// create clock control objects
////////////////////////////////////////////////////////////////////
_tree->create<double>(mb_path / "tick_rate")
.set_coercer(std::bind(&b200_impl::set_tick_rate, this, std::placeholders::_1))
.set_publisher(std::bind(&b200_impl::get_tick_rate, this))
.add_coerced_subscriber(
std::bind(&b200_impl::update_tick_rate, this, std::placeholders::_1));
_tree->create<meta_range_t>(mb_path / "tick_rate/range").set_publisher([this]() {
return this->_codec_ctrl->get_clock_rate_range();
});
_tree->create<time_spec_t>(mb_path / "time" / "cmd");
_tree->create<bool>(mb_path / "auto_tick_rate").set(false);
////////////////////////////////////////////////////////////////////
// and do the misc mboard sensors
////////////////////////////////////////////////////////////////////
_tree->create<sensor_value_t>(mb_path / "sensors" / "ref_locked")
.set_publisher(std::bind(&b200_impl::get_ref_locked, this));
////////////////////////////////////////////////////////////////////
// create frontend mapping
////////////////////////////////////////////////////////////////////
std::vector<size_t> default_map(2, 0);
default_map[1] = 1; // Set this to A->0 B->1 even if there's only A
_tree->create<std::vector<size_t>>(mb_path / "rx_chan_dsp_mapping").set(default_map);
_tree->create<std::vector<size_t>>(mb_path / "tx_chan_dsp_mapping").set(default_map);
_tree->create<subdev_spec_t>(mb_path / "rx_subdev_spec")
.set_coercer(
std::bind(&b200_impl::coerce_subdev_spec, this, std::placeholders::_1))
.set(subdev_spec_t())
.add_coerced_subscriber(
std::bind(&b200_impl::update_subdev_spec, this, "rx", std::placeholders::_1));
_tree->create<subdev_spec_t>(mb_path / "tx_subdev_spec")
.set_coercer(
std::bind(&b200_impl::coerce_subdev_spec, this, std::placeholders::_1))
.set(subdev_spec_t())
.add_coerced_subscriber(
std::bind(&b200_impl::update_subdev_spec, this, "tx", std::placeholders::_1));
////////////////////////////////////////////////////////////////////
// setup radio control
////////////////////////////////////////////////////////////////////
UHD_LOGGER_INFO("B200") << "Initialize Radio control...";
const size_t num_radio_chains = ((_local_ctrl->peek32(RB32_CORE_STATUS) >> 8) & 0xff);
UHD_ASSERT_THROW(num_radio_chains > 0);
UHD_ASSERT_THROW(num_radio_chains <= 2);
_radio_perifs.resize(num_radio_chains);
_codec_mgr = ad936x_manager::make(_codec_ctrl, num_radio_chains);
_codec_mgr->init_codec();
for (size_t i = 0; i < _radio_perifs.size(); i++)
this->setup_radio(i);
// now test each radio module's connection to the codec interface
for (radio_perifs_t& perif : _radio_perifs) {
_codec_mgr->loopback_self_test(
[&perif](const uint32_t value) {
perif.ctrl->poke32(TOREG(SR_CODEC_IDLE), value);
},
[&perif]() { return perif.ctrl->peek64(RB64_CODEC_READBACK); });
}
// register time now and pps onto available radio cores
_tree->create<time_spec_t>(mb_path / "time" / "now")
.set_publisher(std::bind(&time_core_3000::get_time_now, _radio_perifs[0].time64))
.add_coerced_subscriber(
std::bind(&b200_impl::set_time, this, std::placeholders::_1))
.set(0.0);
// re-sync the times when the tick rate changes
_tree->access<double>(mb_path / "tick_rate")
.add_coerced_subscriber(std::bind(&b200_impl::sync_times, this));
_tree->create<time_spec_t>(mb_path / "time" / "pps")
.set_publisher(
std::bind(&time_core_3000::get_time_last_pps, _radio_perifs[0].time64));
_tree->access<time_spec_t>(mb_path / "time" / "pps")
.add_coerced_subscriber(
std::bind(&b200_impl::set_time_next_pps, this, std::placeholders::_1));
// setup time source props
const std::vector<std::string> time_sources =
(_gpsdo_capable)
? std::vector<std::string>{"none", "internal", "external", "gpsdo"}
: std::vector<std::string>{"none", "internal", "external"};
_tree->create<std::vector<std::string>>(mb_path / "time_source" / "options")
.set(time_sources);
_tree->create<std::string>(mb_path / "time_source" / "value")
.set_coercer(std::bind(
&check_option_valid, "time source", time_sources, std::placeholders::_1))
.add_coerced_subscriber(
std::bind(&b200_impl::update_time_source, this, std::placeholders::_1));
// setup reference source props
const std::vector<std::string> clock_sources =
(_gpsdo_capable) ? std::vector<std::string>{"internal", "external", "gpsdo"}
: std::vector<std::string>{"internal", "external"};
_tree->create<std::vector<std::string>>(mb_path / "clock_source" / "options")
.set(clock_sources);
_tree->create<std::string>(mb_path / "clock_source" / "value")
.set_coercer(std::bind(
&check_option_valid, "clock source", clock_sources, std::placeholders::_1))
.add_coerced_subscriber(
std::bind(&b200_impl::update_clock_source, this, std::placeholders::_1));
////////////////////////////////////////////////////////////////////
// front panel gpio
////////////////////////////////////////////////////////////////////
_radio_perifs[0].fp_gpio = gpio_atr_3000::make(_radio_perifs[0].ctrl,
gpio_atr_offsets::make_default(TOREG(SR_FP_GPIO), RB32_FP_GPIO));
for (const auto& attr : gpio_attr_map) {
switch (attr.first) {
case usrp::gpio_atr::GPIO_SRC:
_tree
->create<std::vector<std::string>>(
mb_path / "gpio" / "FP0" / attr.second)
.set(std::vector<std::string>(
32, usrp::gpio_atr::default_attr_value_map.at(attr.first)))
.add_coerced_subscriber([](const std::vector<std::string>&) {
throw uhd::runtime_error("This device does not support setting "
"the GPIO_SRC attribute.");
});
break;
case usrp::gpio_atr::GPIO_CTRL:
case usrp::gpio_atr::GPIO_DDR:
_tree
->create<std::vector<std::string>>(
mb_path / "gpio" / "FP0" / attr.second)
.set(std::vector<std::string>(
32, usrp::gpio_atr::default_attr_value_map.at(attr.first)))
.add_coerced_subscriber([this, attr](
const std::vector<std::string> str_val) {
uint32_t val = 0;
for (size_t i = 0; i < str_val.size(); i++) {
val += usrp::gpio_atr::gpio_attr_value_pair.at(attr.second)
.at(str_val[i])
<< i;
}
_radio_perifs[0].fp_gpio->set_gpio_attr(attr.first, val);
});
break;
case usrp::gpio_atr::GPIO_READBACK:
_tree->create<uint32_t>(mb_path / "gpio" / "FP0" / "READBACK")
.set_publisher(
std::bind(&gpio_atr_3000::read_gpio, _radio_perifs[0].fp_gpio));
break;
default:
_tree->create<uint32_t>(mb_path / "gpio" / "FP0" / attr.second)
.set(0)
.add_coerced_subscriber(std::bind(&gpio_atr_3000::set_gpio_attr,
_radio_perifs[0].fp_gpio,
attr.first,
std::placeholders::_1));
}
}
////////////////////////////////////////////////////////////////////
// dboard eeproms but not really
////////////////////////////////////////////////////////////////////
dboard_eeprom_t db_eeprom;
_tree->create<dboard_eeprom_t>(mb_path / "dboards" / "A" / "rx_eeprom")
.set(db_eeprom);
_tree->create<dboard_eeprom_t>(mb_path / "dboards" / "A" / "tx_eeprom")
.set(db_eeprom);
_tree->create<dboard_eeprom_t>(mb_path / "dboards" / "A" / "gdb_eeprom")
.set(db_eeprom);
////////////////////////////////////////////////////////////////////
// do some post-init tasks
////////////////////////////////////////////////////////////////////
// Init the clock rate and the auto mcr appropriately
if (not device_addr.has_key("master_clock_rate")) {
UHD_LOGGER_INFO("B200") << "Setting master clock rate selection to 'automatic'.";
}
// We can automatically choose a master clock rate, but not if the user specifies one
const double default_tick_rate =
device_addr.cast<double>("master_clock_rate", ad936x_manager::DEFAULT_TICK_RATE);
_tree->access<double>(mb_path / "tick_rate").set(default_tick_rate);
_tree->access<bool>(mb_path / "auto_tick_rate")
.set(not device_addr.has_key("master_clock_rate"));
// subdev spec contains full width of selections
subdev_spec_t rx_spec, tx_spec;
for (const std::string& fe :
_tree->list(mb_path / "dboards" / "A" / "rx_frontends")) {
rx_spec.push_back(subdev_spec_pair_t("A", fe));
}
for (const std::string& fe :
_tree->list(mb_path / "dboards" / "A" / "tx_frontends")) {
tx_spec.push_back(subdev_spec_pair_t("A", fe));
}
_tree->access<subdev_spec_t>(mb_path / "rx_subdev_spec").set(rx_spec);
_tree->access<subdev_spec_t>(mb_path / "tx_subdev_spec").set(tx_spec);
// init to internal clock and time source
_tree->access<std::string>(mb_path / "clock_source/value").set("internal");
_tree->access<std::string>(mb_path / "time_source/value").set("internal");
// Set the DSP chains to some safe value
for (size_t i = 0; i < _radio_perifs.size(); i++) {
_radio_perifs[i].ddc->set_host_rate(
default_tick_rate / ad936x_manager::DEFAULT_DECIM);
_radio_perifs[i].duc->set_host_rate(
default_tick_rate / ad936x_manager::DEFAULT_INTERP);
}
}
b200_impl::~b200_impl(void)
{
UHD_SAFE_CALL(_async_task.reset();)
}
/***********************************************************************
* setup radio control objects
**********************************************************************/
void b200_impl::setup_radio(const size_t dspno)
{
radio_perifs_t& perif = _radio_perifs[dspno];
const fs_path mb_path = "/mboards/0";
////////////////////////////////////////////////////////////////////
// Set up transport
////////////////////////////////////////////////////////////////////
const uint32_t sid = (dspno == 0) ? B200_CTRL0_MSG_SID : B200_CTRL1_MSG_SID;
////////////////////////////////////////////////////////////////////
// radio control
////////////////////////////////////////////////////////////////////
perif.ctrl = b200_radio_ctrl_core::make(
false /*lilE*/, _ctrl_transport, zero_copy_if::sptr() /*null*/, sid);
perif.ctrl->hold_task(_async_task);
_async_task_data->radio_ctrl[dspno] = perif.ctrl; // weak
_tree->access<time_spec_t>(mb_path / "time" / "cmd")
.add_coerced_subscriber(std::bind(
&b200_radio_ctrl_core::set_time, perif.ctrl, std::placeholders::_1));
_tree->access<double>(mb_path / "tick_rate")
.add_coerced_subscriber(std::bind(
&b200_radio_ctrl_core::set_tick_rate, perif.ctrl, std::placeholders::_1));
this->register_loopback_self_test(perif.ctrl);
////////////////////////////////////////////////////////////////////
// Set up peripherals
////////////////////////////////////////////////////////////////////
perif.atr =
gpio_atr_3000::make(perif.ctrl, gpio_atr_offsets::make_write_only(TOREG(SR_ATR)));
perif.atr->set_atr_mode(MODE_ATR, 0xFFFFFFFF);
// create rx dsp control objects
perif.framer = rx_vita_core_3000::make(perif.ctrl, TOREG(SR_RX_CTRL));
perif.ddc = rx_dsp_core_3000::make(perif.ctrl, TOREG(SR_RX_DSP), true /*is_b200?*/);
perif.ddc->set_link_rate(10e9 / 8); // whatever
perif.ddc->set_mux(usrp::fe_connection_t(dspno == 1 ? "IbQb" : "IQ"));
perif.ddc->set_freq(rx_dsp_core_3000::DEFAULT_CORDIC_FREQ);
perif.deframer = tx_vita_core_3000::make_no_radio_buff(perif.ctrl, TOREG(SR_TX_CTRL));
perif.duc = tx_dsp_core_3000::make(perif.ctrl, TOREG(SR_TX_DSP));
perif.duc->set_link_rate(10e9 / 8); // whatever
perif.duc->set_freq(tx_dsp_core_3000::DEFAULT_CORDIC_FREQ);
if (_enable_user_regs) {
UHD_LOG_DEBUG("B200", "Enabling user settings registers");
perif.user_settings = user_settings_core_3000::make(
perif.ctrl, TOREG(SR_USER_SR_BASE), TOREG(SR_USER_RB_ADDR));
if (!perif.user_settings) {
const std::string error_msg = "Failed to create user settings bus!";
UHD_LOG_ERROR("B200", error_msg);
throw uhd::runtime_error(error_msg);
}
}
////////////////////////////////////////////////////////////////////
// create time control objects
////////////////////////////////////////////////////////////////////
time_core_3000::readback_bases_type time64_rb_bases;
time64_rb_bases.rb_now = RB64_TIME_NOW;
time64_rb_bases.rb_pps = RB64_TIME_PPS;
perif.time64 = time_core_3000::make(perif.ctrl, TOREG(SR_TIME), time64_rb_bases);
////////////////////////////////////////////////////////////////////
// connect rx dsp control objects
////////////////////////////////////////////////////////////////////
const fs_path rx_dsp_path = mb_path / "rx_dsps" / dspno;
perif.ddc->populate_subtree(_tree->subtree(rx_dsp_path));
_tree->create<bool>(rx_dsp_path / "rate" / "set").set(false);
_tree->access<double>(rx_dsp_path / "rate" / "value")
.set_coercer(std::bind(&b200_impl::coerce_rx_samp_rate,
this,
perif.ddc,
dspno,
std::placeholders::_1))
.add_coerced_subscriber([this, rx_dsp_path](const double) {
if (this->_tree) {
this->_tree->access<bool>(rx_dsp_path / "rate" / "set").set(true);
}
})
.add_coerced_subscriber(std::bind(
&b200_impl::update_rx_samp_rate, this, dspno, std::placeholders::_1));
_tree->create<stream_cmd_t>(rx_dsp_path / "stream_cmd")
.add_coerced_subscriber(std::bind(&rx_vita_core_3000::issue_stream_command,
perif.framer,
std::placeholders::_1));
_tree->access<double>(mb_path / "tick_rate")
.add_coerced_subscriber(std::bind(
&rx_vita_core_3000::set_tick_rate, perif.framer, std::placeholders::_1))
.add_coerced_subscriber(std::bind(&b200_impl::update_rx_dsp_tick_rate,
this,
std::placeholders::_1,
perif.ddc,
rx_dsp_path));
////////////////////////////////////////////////////////////////////
// create tx dsp control objects
////////////////////////////////////////////////////////////////////
const fs_path tx_dsp_path = mb_path / "tx_dsps" / dspno;
perif.duc->populate_subtree(_tree->subtree(tx_dsp_path));
_tree->create<bool>(tx_dsp_path / "rate" / "set").set(false);
_tree->access<double>(tx_dsp_path / "rate" / "value")
.set_coercer(std::bind(&b200_impl::coerce_tx_samp_rate,
this,
perif.duc,
dspno,
std::placeholders::_1))
.add_coerced_subscriber([this, tx_dsp_path](const double) {
if (this->_tree) {
this->_tree->access<bool>(tx_dsp_path / "rate" / "set").set(true);
}
})
.add_coerced_subscriber(std::bind(
&b200_impl::update_tx_samp_rate, this, dspno, std::placeholders::_1));
_tree->access<double>(mb_path / "tick_rate")
.add_coerced_subscriber(std::bind(&b200_impl::update_tx_dsp_tick_rate,
this,
std::placeholders::_1,
perif.duc,
tx_dsp_path));
////////////////////////////////////////////////////////////////////
// create RF frontend interfacing
////////////////////////////////////////////////////////////////////
// The "calibration serial" is the motherboard serial plus the frontend
// (A or B) separated by colon, e.g. "1234ABC:A".
const std::string cal_serial =
_tree->access<mboard_eeprom_t>(mb_path / "eeprom").get()["serial"] + "#"
+ (dspno ? "B" : "A");
// The "calibration key" is either b2xxmini_power_cal_$dir_$ant, or
// b2xx_power_cal_$dir_$ant, depending on the form factor.
// $dir is either "tx" or "rx", and "ant" is either "tx_rx" or "rx2" (i.e.,
// sanitized version of the antenna names that work in filenames.
const std::string cal_key_base =
(_product == B200MINI or _product == B205MINI) ? "b2xxmini_pwr_" : "b2xx_pwr_";
for (direction_t dir : std::vector<direction_t>{RX_DIRECTION, TX_DIRECTION}) {
const std::string dir_key = (dir == RX_DIRECTION) ? "rx" : "tx";
const std::string key = std::string(((dir == RX_DIRECTION) ? "RX" : "TX"))
+ std::string(((dspno == _fe1) ? "1" : "2"));
const fs_path rf_fe_path =
mb_path / "dboards" / "A" / (dir_key + "_frontends") / (dspno ? "B" : "A");
const std::vector<std::string> ants =
(dir == RX_DIRECTION) ? std::vector<std::string>{"TX/RX", "RX2"}
: std::vector<std::string>{"TX/RX"};
// This will connect all the AD936x-specific items
_codec_mgr->populate_frontend_subtree(_tree->subtree(rf_fe_path), key, dir);