mirror of
https://github.com/f4exb/sdrangel.git
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108 lines
4.9 KiB
C++
108 lines
4.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2017 Edouard Griffiths, F4EXB //
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// Copyright (C) 2020 Jon Beniston, M7RCE //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <QDebug>
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#include "deviceusrpparam.h"
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bool DeviceUSRPParams::open(const char *deviceStr, bool channelNumOnly)
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{
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qDebug("DeviceUSRPParams::open: %s", (const char *) deviceStr);
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std::string device_args(deviceStr);
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m_dev = uhd::usrp::multi_usrp::make(device_args);
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// Save information about what the radio supports
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m_nbRxChannels = m_dev->get_rx_num_channels();
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m_nbTxChannels = m_dev->get_tx_num_channels();
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// Speed up program initialisation, by not getting all properties
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// If we could find out number of channles without ::make ing the device
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// that would be even better
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if (!channelNumOnly)
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{
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m_lpfRangeRx = m_dev->get_rx_bandwidth_range();
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m_lpfRangeTx = m_dev->get_tx_bandwidth_range();
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m_loRangeRx = m_dev->get_fe_rx_freq_range();
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m_loRangeTx = m_dev->get_fe_tx_freq_range();
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// For some devices (B210), rx/tx_rates vary with master_clock_rate
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// Note master_clock_rate is rate between FPGA and RFIC
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// tx/rx_rate is rate between PC and FPGA
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uhd::meta_range_t clockRange = m_dev->get_master_clock_rate_range();
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if (clockRange.start() == clockRange.stop())
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{
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m_srRangeRx = m_dev->get_rx_rates();
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m_srRangeTx = m_dev->get_tx_rates();
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}
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else
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{
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// Find max and min sample rate, for max and min master clock rates
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m_dev->set_master_clock_rate(clockRange.start());
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uhd::meta_range_t rxLow = m_dev->get_rx_rates();
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uhd::meta_range_t txLow = m_dev->get_tx_rates();
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m_dev->set_master_clock_rate(clockRange.stop());
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uhd::meta_range_t rxHigh = m_dev->get_rx_rates();
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uhd::meta_range_t txHigh = m_dev->get_tx_rates();
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m_srRangeRx = uhd::meta_range_t(std::min(rxLow.start(), rxHigh.start()), std::max(rxLow.stop(), rxHigh.stop()));
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m_srRangeTx = uhd::meta_range_t(std::min(txLow.start(), txHigh.start()), std::max(txLow.stop(), txHigh.stop()));
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// Need to restore automatic clock rate
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uhd::property_tree::sptr properties = m_dev->get_device()->get_tree();
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if (properties->exists("/mboards/0/auto_tick_rate"))
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{
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properties->access<bool>("/mboards/0/auto_tick_rate").set(true);
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}
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}
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m_gainRangeRx = m_dev->get_rx_gain_range();
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m_gainRangeTx = m_dev->get_tx_gain_range();
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std::vector<std::string> txAntennas = m_dev->get_tx_antennas();
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m_txAntennas.reserve(txAntennas.size());
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for(size_t i = 0, l = txAntennas.size(); i < l; ++i)
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m_txAntennas << QString::fromStdString(txAntennas[i]);
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std::vector<std::string> rxAntennas = m_dev->get_rx_antennas();
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m_rxAntennas.reserve(rxAntennas.size());
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for(size_t i = 0, l = rxAntennas.size(); i < l; ++i)
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m_rxAntennas << QString::fromStdString(rxAntennas[i]);
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std::vector<std::string> rxGainNames = m_dev->get_rx_gain_names();
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m_rxGainNames.reserve(rxGainNames.size());
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for(size_t i = 0, l = rxGainNames.size(); i < l; ++i)
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m_rxGainNames << QString::fromStdString(rxGainNames[i]);
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std::vector<std::string> clockSources = m_dev->get_clock_sources(0);
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m_clockSources.reserve(clockSources.size());
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for(size_t i = 0, l = clockSources.size(); i < l; ++i)
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m_clockSources << QString::fromStdString(clockSources[i]);
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}
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return true;
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}
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void DeviceUSRPParams::close()
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{
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m_dev = nullptr;
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}
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