diff options
Diffstat (limited to 'src/OfdmGenerator.h')
| -rw-r--r-- | src/OfdmGenerator.h | 48 |
1 files changed, 47 insertions, 1 deletions
diff --git a/src/OfdmGenerator.h b/src/OfdmGenerator.h index 2e1aa63..b8ec702 100644 --- a/src/OfdmGenerator.h +++ b/src/OfdmGenerator.h @@ -2,7 +2,7 @@ Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 Her Majesty the Queen in Right of Canada (Communications Research Center Canada) - Copyright (C) 2023 + Copyright (C) 2024 Matthias P. Braendli, matthias.braendli@mpb.li http://opendigitalradio.org @@ -140,3 +140,49 @@ class OfdmGeneratorFixed : public ModCodec unsigned myZeroDst; unsigned myZeroSize; }; + +#ifdef HAVE_DEXTER +#include "iio.h" +// The PrecisionWave DEXTER device contains an FFT accelerator in FPGA +class OfdmGeneratorDEXTER : public ModCodec +{ + public: + OfdmGeneratorDEXTER(size_t nbSymbols, + size_t nbCarriers, + size_t spacing, + bool& enableCfr, + float& cfrClip, + float& cfrErrorClip, + bool inverse = true); + virtual ~OfdmGeneratorDEXTER(); + OfdmGeneratorDEXTER(const OfdmGeneratorDEXTER&) = delete; + OfdmGeneratorDEXTER& operator=(const OfdmGeneratorDEXTER&) = delete; + + int process(Buffer* const dataIn, Buffer* dataOut) override; + const char* name() override { return "OfdmGenerator"; } + + private: + struct iio_context *m_ctx = nullptr; + + // "in" and "out" are from the point of view of the FFT Accelerator block + struct iio_device *m_dev_in = nullptr; + struct iio_channel *m_channel_in = nullptr; + struct iio_buffer *m_buf_in = nullptr; + + struct iio_device *m_dev_out = nullptr; + struct iio_channel *m_channel_out = nullptr; + struct iio_buffer *m_buf_out = nullptr; + + const size_t myNbSymbols; + const size_t myNbCarriers; + const size_t mySpacing; + unsigned myPosSrc; + unsigned myPosDst; + unsigned myPosSize; + unsigned myNegSrc; + unsigned myNegDst; + unsigned myNegSize; + unsigned myZeroDst; + unsigned myZeroSize; +}; +#endif // HAVE_DEXTER |