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Diffstat (limited to 'host/lib/usrp/dboard/eiscat/eiscat_radio_ctrl_impl.cpp')
| -rw-r--r-- | host/lib/usrp/dboard/eiscat/eiscat_radio_ctrl_impl.cpp | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/host/lib/usrp/dboard/eiscat/eiscat_radio_ctrl_impl.cpp b/host/lib/usrp/dboard/eiscat/eiscat_radio_ctrl_impl.cpp new file mode 100644 index 000000000..e65f2f6df --- /dev/null +++ b/host/lib/usrp/dboard/eiscat/eiscat_radio_ctrl_impl.cpp @@ -0,0 +1,178 @@ +// +// Copyright 2017 Ettus Research (National Instruments Corp.) +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +// + +#include "eiscat_radio_ctrl_impl.hpp" + +#include <uhd/utils/log.hpp> +#include <uhd/rfnoc/node_ctrl_base.hpp> +#include <uhd/transport/chdr.hpp> +#include <uhd/utils/math.hpp> +#include <boost/algorithm/string.hpp> +#include <boost/make_shared.hpp> +#include <boost/date_time/posix_time/posix_time_io.hpp> + +using namespace uhd; +using namespace uhd::usrp; +using namespace uhd::rfnoc; + +static const size_t IO_MASTER_RADIO = 0; +static const double EISCAT_TICK_RATE = 208e6; // Hz +static const double EISCAT_RADIO_RATE = 104e6; // Hz +static const double EISCAT_CENTER_FREQ = 104e6; // Hz +static const double EISCAT_DEFAULT_GAIN = 0.0; // Hz +static const double EISCAT_DEFAULT_BANDWIDTH = 52e6; // Hz +static const std::string EISCAT_ANTENNA_NAME = "Rx"; +static const size_t EISCAT_NUM_CHANS = 5; + +UHD_RFNOC_RADIO_BLOCK_CONSTRUCTOR(eiscat_radio_ctrl) +{ + UHD_LOG_TRACE("EISCAT", "eiscat_radio_ctrl_impl::ctor() "); + _radio_type = (get_block_id().get_block_count() == IO_MASTER_RADIO) ? PRIMARY : SECONDARY; + _radio_slot = (get_block_id().get_block_count() == IO_MASTER_RADIO) ? "A" : "B"; + UHD_LOG_TRACE("EISCAT", "Radio slot: " << _radio_slot); + const size_t num_chans = get_output_ports().size(); + UHD_ASSERT_THROW(num_chans == EISCAT_NUM_CHANS); + UHD_LOG_TRACE("EISCAT", "Number of channels: " << num_chans); + + UHD_LOG_TRACE("EISCAT", "Setting tick rate to " << EISCAT_TICK_RATE/1e6 << " MHz"); + radio_ctrl_impl::set_rate(EISCAT_TICK_RATE); + + // For legacy prop tree init: + fs_path fe_path = fs_path("dboards" / _radio_slot / "rx_frontends"); + + // Init parent class + for (size_t chan = 0; chan < num_chans; chan++) { + radio_ctrl_impl::set_rx_frequency(EISCAT_CENTER_FREQ, chan); + radio_ctrl_impl::set_rx_gain(EISCAT_DEFAULT_GAIN, chan); + radio_ctrl_impl::set_rx_antenna(EISCAT_ANTENNA_NAME, chan); + radio_ctrl_impl::set_rx_bandwidth(EISCAT_DEFAULT_BANDWIDTH, chan); + + // Legacy prop tree paths (for use with multi_usrp API) + _tree->access<std::string>(fe_path / chan / "antenna" / "value") + .add_coerced_subscriber(boost::bind(&eiscat_radio_ctrl_impl::set_rx_antenna, this, _1, chan)) + .set_publisher(boost::bind(&radio_ctrl_impl::get_rx_antenna, this, chan)) + ; + _tree->access<double>(fe_path / chan / "freq" / "value") + .set_coercer(boost::bind(&eiscat_radio_ctrl_impl::set_rx_frequency, this, _1, chan)) + .set_publisher(boost::bind(&radio_ctrl_impl::get_rx_frequency, this, chan)) + ; + _tree->access<double>(fe_path / chan / "gain" / "value") + .set_coercer(boost::bind(&eiscat_radio_ctrl_impl::set_rx_gain, this, _1, chan)) + .set_publisher(boost::bind(&radio_ctrl_impl::get_rx_gain, this, chan)) + ; + _tree->access<double>(fe_path / chan / "bandwidth" / "value") + .set_coercer(boost::bind(&eiscat_radio_ctrl_impl::set_rx_bandwidth, this, _1, chan)) + .set_publisher(boost::bind(&radio_ctrl_impl::get_rx_bandwidth, this, chan)) + ; + // TODO: Add ranges or options for all of these. Not high-prio. + } + + UHD_HERE(); + UHD_VAR((_tree->exists(fs_path("time/cmd")))); +} + +eiscat_radio_ctrl_impl::~eiscat_radio_ctrl_impl() +{ + UHD_LOG_TRACE("EISCAT", "eiscat_radio_ctrl_impl::dtor() "); +} + +void eiscat_radio_ctrl_impl::set_tx_antenna(const std::string &, const size_t) +{ + throw uhd::runtime_error("Cannot set Tx antenna on EISCAT daughterboard"); +} + +void eiscat_radio_ctrl_impl::set_rx_antenna(const std::string & /* ant */, const size_t /* chan */) +{ + UHD_LOG_WARNING("EISCAT", "Ignoring attempt to set Rx antenna"); +} + +double eiscat_radio_ctrl_impl::get_tx_frequency(const size_t /* chan */) +{ + UHD_LOG_WARNING("EISCAT", "Ignoring attempt to read Tx frequency"); + return 0.0; +} + +double eiscat_radio_ctrl_impl::set_tx_frequency(const double /* freq */, const size_t /* chan */) +{ + throw uhd::runtime_error("Cannot set Tx frequency on EISCAT daughterboard"); +} + +double eiscat_radio_ctrl_impl::set_rx_frequency(const double freq, const size_t chan) +{ + if (freq != get_rx_frequency(chan)) { + UHD_LOG_WARNING("EISCAT", "Ignoring attempt to set Rx frequency"); + } + return get_rx_frequency(chan); +} + +double eiscat_radio_ctrl_impl::set_rx_bandwidth(const double bandwidth, const size_t chan) +{ + if (bandwidth != get_rx_bandwidth(chan)) { + UHD_LOG_WARNING("EISCAT", "Ignoring attempt to set Rx bandwidth"); + } + return get_rx_bandwidth(chan); +} + + +double eiscat_radio_ctrl_impl::set_tx_gain(const double /* gain */, const size_t /* chan */) +{ + throw uhd::runtime_error("Cannot set Tx gain on EISCAT daughterboard"); +} + +double eiscat_radio_ctrl_impl::set_rx_gain(const double gain, const size_t chan) +{ + // TODO: Add ability to set digital gain or make it explicit this function is not supported. + if (gain != get_rx_gain(chan)) { + UHD_LOG_WARNING("EISCAT", "Ignoring attempt to set Rx gain."); + } + return get_rx_gain(chan); +} + +double eiscat_radio_ctrl_impl::set_rate(double rate) +{ + if (rate != get_rate()) { + UHD_LOG_WARNING("EISCAT", "Attempting to set sampling rate to invalid value " << rate); + } + return get_rate(); +} + +size_t eiscat_radio_ctrl_impl::get_chan_from_dboard_fe(const std::string &fe, const uhd::direction_t dir) +{ + if (dir != uhd::direction_t::RX_DIRECTION) { + throw uhd::runtime_error("Unable to get chan from fe, EISCAT only has Rx frontends"); + } + + // A:0 -> A:7, B:0 -> B:7 + return boost::lexical_cast<size_t>(fe.substr(2)); +} + +std::string eiscat_radio_ctrl_impl::get_dboard_fe_from_chan(const size_t chan, const uhd::direction_t dir) +{ + if (dir != uhd::direction_t::RX_DIRECTION) { + throw uhd::runtime_error("Unable to get fe from chan, EISCAT only has Rx frontends"); + } + + // A:0 -> A:7, B:0 -> B:7 + return _radio_slot + ':' + std::to_string(chan); +} + +double eiscat_radio_ctrl_impl::get_output_samp_rate(size_t /* port */) +{ + return EISCAT_RADIO_RATE; +} + +UHD_RFNOC_BLOCK_REGISTER(eiscat_radio_ctrl, "EISCATRadio"); |