BladeRF2 MIMO

2026-07-29 05:24:18 -04:00 · 2020-11-10 19:09:44 +01:00
parent e1178fd81b
commit 66fbde74a9
19 changed files with 4840 additions and 5 deletions
@@ -0,0 +1,73 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2019 Edouard Griffiths, F4EXB                                   //
+//                                                                               //
+// 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 as 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 V3 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/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#ifndef PLUGINS_SAMPLEMIMO_BLADERF2MIMO_BLADERF2MITHREAD_H_
+#define PLUGINS_SAMPLEMIMO_BLADERF2MIMO_BLADERF2MITHREAD_H_
+
+// BladerRF2 is a SISO/MIMO device. It can support one or two Rx. Here ww will
+// configure two Rx
+
+#include <QThread>
+#include <QMutex>
+#include <QWaitCondition>
+
+#include <libbladeRF.h>
+
+#include "dsp/decimators.h"
+
+class SampleMIFifo;
+
+class BladeRF2MIThread : public QThread {
+    Q_OBJECT
+
+public:
+    BladeRF2MIThread(struct bladerf* dev, QObject* parent = nullptr);
+    ~BladeRF2MIThread();
+
+    void startWork();
+    void stopWork();
+    bool isRunning() const { return m_running; }
+    void setLog2Decimation(unsigned int log2_decim);
+    unsigned int getLog2Decimation() const;
+    void setFcPos(int fcPos);
+    int getFcPos() const;
+    void setFifo(SampleMIFifo *sampleFifo) { m_sampleFifo = sampleFifo; }
+    SampleMIFifo *getFifo() { return m_sampleFifo; }
+    void setIQOrder(bool iqOrder) { m_iqOrder = iqOrder; }
+
+private:
+    QMutex m_startWaitMutex;
+    QWaitCondition m_startWaiter;
+    bool m_running;
+    struct bladerf* m_dev;
+
+    qint16 *m_buf;
+	SampleVector m_convertBuffer[2];
+    SampleMIFifo* m_sampleFifo;
+    Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 12, true> m_decimatorsIQ[2];
+    Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 12, false> m_decimatorsQI[2];
+    unsigned int m_log2Decim;
+    int m_fcPos;
+    bool m_iqOrder;
+
+    void run();
+    void callback(const qint16* buf, qint32 samplesPerChannel);
+    int channelCallbackIQ(const qint16* buf, qint32 len, int channel);
+    int channelCallbackQI(const qint16* buf, qint32 len, int channel);
+};
+
+#endif // PLUGINS_SAMPLEMIMO_BLADERF2MIMO_BLADERF2MITHREAD_H_