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fixed program termination when using the FPGA in post-processing mode: the DMA process was not properly checking enable_DMA.

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This commit is contained in:
Marc Majoral 2020-07-01 17:42:40 +02:00
parent 830681f5dd
commit 975f22f53d
2 changed files with 25 additions and 10 deletions
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27
src/algorithms/signal_source/adapters/ad9361_fpga_signal_source.cc
View File

@ -146,7 +146,7 @@ Ad9361FpgaSignalSource::Ad9361FpgaSignalSource(const ConfigurationInterface *con
freq_band = "L1L2";
}
thread_file_to_dma = std::thread([&] { run_DMA_process(freq_band, filename_rx1, filename_rx2, enable_DMA_); });
thread_file_to_dma = std::thread([&] { run_DMA_process(freq_band, filename_rx1, filename_rx2); });
}
if (switch_position == 2) // Real-time via AD9361
{
@ -304,7 +304,9 @@ Ad9361FpgaSignalSource::~Ad9361FpgaSignalSource()
/* cleanup and exit */
if (switch_position == 0) // read samples from a file via DMA
{
std::unique_lock<std::mutex> lock(dma_mutex);
enable_DMA_ = false; // disable the DMA
lock.unlock();
if (thread_file_to_dma.joinable())
{
thread_file_to_dma.join();
@ -336,7 +338,7 @@ Ad9361FpgaSignalSource::~Ad9361FpgaSignalSource()
}
void Ad9361FpgaSignalSource::run_DMA_process(const std::string &FreqBand, const std::string &Filename1, const std::string &Filename2, bool enable_DMA)
void Ad9361FpgaSignalSource::run_DMA_process(const std::string &FreqBand, const std::string &Filename1, const std::string &Filename2)
{
const int MAX_INPUT_SAMPLES_TOTAL = 16384;
int max_value = 0;
@ -390,7 +392,8 @@ void Ad9361FpgaSignalSource::run_DMA_process(const std::string &FreqBand, const
//**************************************************************************
int nsamples = 0;
while ((file_completed == 0) && (enable_DMA == true))
//while ((file_completed == 0) && (enable_DMA == true))
while ((file_completed == 0))
{
unsigned int dma_index = 0;
@ -410,7 +413,7 @@ void Ad9361FpgaSignalSource::run_DMA_process(const std::string &FreqBand, const
}
else
{
nread_elements = 0;
nread_elements = infile1.gcount();
}
nsamples += (nread_elements / 2);
@ -442,7 +445,7 @@ void Ad9361FpgaSignalSource::run_DMA_process(const std::string &FreqBand, const
}
else
{
nread_elements = 0;
nread_elements = infile1.gcount();
}
nsamples += (nread_elements / 2);
@ -474,7 +477,7 @@ void Ad9361FpgaSignalSource::run_DMA_process(const std::string &FreqBand, const
}
else
{
nread_elements = 0;
nread_elements = infile1.gcount();
}
try
{
@ -490,7 +493,7 @@ void Ad9361FpgaSignalSource::run_DMA_process(const std::string &FreqBand, const
}
else
{
nread_elements2 = 0;
nread_elements2 = infile2.gcount();
}
if (nread_elements > nread_elements2)
@ -551,13 +554,23 @@ void Ad9361FpgaSignalSource::run_DMA_process(const std::string &FreqBand, const
{
file_completed = 1;
}
std::unique_lock<std::mutex> lock(dma_mutex);
if (enable_DMA_ == false)
{
file_completed = true;
}
lock.unlock();
}
try
{
infile1.close();
if (FreqBand == "L1L2")
{
infile2.close();
}
}
catch (const std::ifstream::failure &e)
{
std::cerr << "Exception closing files " << Filename1 << " and " << Filename2 << std::endl;

6
src/algorithms/signal_source/adapters/ad9361_fpga_signal_source.h
View File

@ -27,6 +27,7 @@
#include <pmt/pmt.h>
#include <cstdint>
#include <memory>
#include <mutex>
#include <string>
#include <thread>
@ -67,8 +68,7 @@ public:
private:
void run_DMA_process(const std::string &FreqBand,
const std::string &Filename1,
const std::string &Filename2,
bool enable_DMA);
const std::string &Filename2);
std::thread thread_file_to_dma;
@ -116,6 +116,8 @@ private:
bool rx2_enable_;
bool enable_DMA_;
bool rf_shutdown_;
std::mutex dma_mutex;
};
#endif // GNSS_SDR_AD9361_FPGA_SIGNAL_SOURCE_H