/*!
* \filei fmcomms2_signal_source.cc
* \brief signal source for sdr hardware from analog devices based on
* fmcomms2 evaluation board.
* \author Rodrigo Muñoz, 2017, rmunozl(at)inacap.cl
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2015 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR 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.
*
* GNSS-SDR 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 GNSS-SDR. If not, see .
*
* -------------------------------------------------------------------------
*/
#include "fmcomms2_signal_source.h"
#include
#include
#include
#include
#include
#include "configuration_interface.h"
#include "gnss_sdr_valve.h"
#include "GPS_L1_CA.h"
using google::LogMessage;
Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration,
std::string role, unsigned int in_stream, unsigned int out_stream,
boost::shared_ptr queue) :
role_(role), in_stream_(in_stream), out_stream_(out_stream),
queue_(queue)
{
std::string default_item_type="gr_complex";
std::string default_dump_file="./data/signal_source.dat";
uri_= configuration->property(role+".device_address",std::string("192.168.2.1"));
freq_= configuration->property(role+".freq",GPS_L1_FREQ_HZ);
sample_rate_=configuration->property(role+".sampling_frequency",2600000);
bandwidth_= configuration->property(role+".bandwidth",2000000);
rx1_en_=configuration->property(role+".rx1_enable",true);
rx2_en_=configuration->property(role+".rx2_enable",false);
buffer_size_=configuration->property(role+".buffer_size",0xA0000);
decimation_=configuration->property(role+".decimation",1);
quadrature_=configuration->property(role+".quadrature",true);
rf_dc_=configuration->property(role+".rf_dc",true);
bb_dc_=configuration->property(role+".bb_dc",true);
gain_mode_rx1_=configuration->property(role+".gain_mode_rx1",std::string("manual"));
gain_mode_rx2_=configuration->property(role+".gain_mode_rx2",std::string("manual"));
rf_gain_rx1_=configuration->property(role+".gain_rx1",64.0);
rf_gain_rx2_=configuration->property(role+".gain_rx2",64.0);
rf_port_select_=configuration->property(role+".rf_port_select",std::string("A_BALANCED"));
filter_file_=configuration->property(role+".filter_file",std::string(""));
filter_auto_=configuration->property(role+".filter_auto",true);
item_type_=configuration->property(role+".item_type",default_item_type);
samples_=configuration->property(role+".samples",0);
dump_=configuration->property(role+".dump",false);
dump_filename_=configuration->property(role+".dump_filename",default_dump_file);
item_size_=sizeof(gr_complex);
std::cout<<"device address: "<unique_id() << ")";
}
if (dump_)
{
DLOG(INFO) << "Dumping output into file " << dump_filename_;
file_sink_ = gr::blocks::file_sink::make(item_size_, dump_filename_.c_str());
DLOG(INFO) << "file_sink(" << file_sink_->unique_id() << ")";
}
}
Fmcomms2SignalSource::~Fmcomms2SignalSource()
{
}
void Fmcomms2SignalSource::connect(gr::top_block_sptr top_block)
{
if (samples_ != 0)
{
top_block->connect(fmcomms2_source_f32c_, 0, valve_, 0);
DLOG(INFO) << "connected fmcomms2 source to valve";
if (dump_)
{
top_block->connect(valve_, 0, file_sink_, 0);
DLOG(INFO) << "connected valve to file sink";
}
}
else
{
if (dump_)
{
top_block->connect(fmcomms2_source_f32c_ , 0, file_sink_, 0);
DLOG(INFO) << "connected fmcomms2 source to file sink";
}
}
}
void Fmcomms2SignalSource::disconnect(gr::top_block_sptr top_block)
{
if (samples_ != 0)
{
top_block->disconnect(fmcomms2_source_f32c_, 0, valve_, 0);
if (dump_)
{
top_block->disconnect(valve_, 0, file_sink_, 0);
}
}
else
{
if (dump_)
{
top_block->disconnect(fmcomms2_source_f32c_, 0, file_sink_, 0);
}
}
}
gr::basic_block_sptr Fmcomms2SignalSource::get_left_block()
{
LOG(WARNING) << "Trying to get signal source left block.";
return gr::basic_block_sptr();
}
gr::basic_block_sptr Fmcomms2SignalSource::get_right_block()
{
if (samples_ != 0)
{
return valve_;
}
else
{
return (fmcomms2_source_f32c_);
}
}