diff options
Diffstat (limited to 'host/lib/usrp/b200')
| -rw-r--r-- | host/lib/usrp/b200/b200_impl.cpp | 24 | ||||
| -rw-r--r-- | host/lib/usrp/b200/b200_impl.hpp | 3 |
2 files changed, 15 insertions, 12 deletions
diff --git a/host/lib/usrp/b200/b200_impl.cpp b/host/lib/usrp/b200/b200_impl.cpp index bac904a31..ddbaa7cd0 100644 --- a/host/lib/usrp/b200/b200_impl.cpp +++ b/host/lib/usrp/b200/b200_impl.cpp @@ -524,8 +524,8 @@ b200_impl::b200_impl(const device_addr_t &device_addr) : //////////////////////////////////////////////////////////////////// //init the clock rate to something reasonable - _tree->access<double>(mb_path / "tick_rate").set( - device_addr.cast<double>("master_clock_rate", B200_DEFAULT_TICK_RATE)); + double default_tick_rate = device_addr.cast<double>("master_clock_rate", B200_DEFAULT_TICK_RATE); + _tree->access<double>(mb_path / "tick_rate").set(default_tick_rate); //subdev spec contains full width of selections subdev_spec_t rx_spec, tx_spec; @@ -544,10 +544,10 @@ b200_impl::b200_impl(const device_addr_t &device_addr) : _tree->access<std::string>(mb_path / "clock_source/value").set("internal"); _tree->access<std::string>(mb_path / "time_source/value").set("none"); - // Set default rates (can't be done in setup_radio() because tick rate is not yet set) + // Set the DSP chains to some safe value for (size_t i = 0; i < _radio_perifs.size(); i++) { - _tree->access<double>(mb_path / "rx_dsps" / str(boost::format("%u") % i)/ "rate/value").set(B200_DEFAULT_RATE); - _tree->access<double>(mb_path / "tx_dsps" / str(boost::format("%u") % i) / "rate/value").set(B200_DEFAULT_RATE); + _radio_perifs[i].ddc->set_host_rate(default_tick_rate / B200_DEFAULT_DECIM); + _radio_perifs[i].duc->set_host_rate(default_tick_rate / B200_DEFAULT_INTERP); } //GPS installed: use external ref, time, and init time spec @@ -569,9 +569,9 @@ b200_impl::b200_impl(const device_addr_t &device_addr) : b200_impl::~b200_impl(void) { - UHD_SAFE_CALL + UHD_SAFE_CALL ( - _async_task.reset(); + _async_task.reset(); ) } @@ -608,13 +608,14 @@ void b200_impl::setup_radio(const size_t dspno) _tree->access<double>(mb_path / "tick_rate") .subscribe(boost::bind(&rx_vita_core_3000::set_tick_rate, perif.framer, _1)) .subscribe(boost::bind(&rx_dsp_core_3000::set_tick_rate, perif.ddc, _1)); - const fs_path rx_dsp_path = mb_path / "rx_dsps" / str(boost::format("%u") % dspno); + const fs_path rx_dsp_path = mb_path / "rx_dsps" / dspno; _tree->create<meta_range_t>(rx_dsp_path / "rate" / "range") .publish(boost::bind(&rx_dsp_core_3000::get_host_rates, perif.ddc)); _tree->create<double>(rx_dsp_path / "rate" / "value") + .set(0.0) // We can only load a sensible value after the tick rate was set .coerce(boost::bind(&rx_dsp_core_3000::set_host_rate, perif.ddc, _1)) .subscribe(boost::bind(&b200_impl::update_rx_samp_rate, this, dspno, _1)) - .set(0.0); // Can only set this after tick rate is initialized. + ; _tree->create<double>(rx_dsp_path / "freq" / "value") .coerce(boost::bind(&rx_dsp_core_3000::set_freq, perif.ddc, _1)) .set(0.0); @@ -632,13 +633,14 @@ void b200_impl::setup_radio(const size_t dspno) _tree->access<double>(mb_path / "tick_rate") .subscribe(boost::bind(&tx_vita_core_3000::set_tick_rate, perif.deframer, _1)) .subscribe(boost::bind(&tx_dsp_core_3000::set_tick_rate, perif.duc, _1)); - const fs_path tx_dsp_path = mb_path / "tx_dsps" / str(boost::format("%u") % dspno); + const fs_path tx_dsp_path = mb_path / "tx_dsps" / dspno; _tree->create<meta_range_t>(tx_dsp_path / "rate" / "range") .publish(boost::bind(&tx_dsp_core_3000::get_host_rates, perif.duc)); _tree->create<double>(tx_dsp_path / "rate" / "value") + .set(0.0) // We can only load a sensible value after the tick rate was set .coerce(boost::bind(&tx_dsp_core_3000::set_host_rate, perif.duc, _1)) .subscribe(boost::bind(&b200_impl::update_tx_samp_rate, this, dspno, _1)) - .set(0.0); // Can only set this after tick rate is initialized. + ; _tree->create<double>(tx_dsp_path / "freq" / "value") .coerce(boost::bind(&tx_dsp_core_3000::set_freq, perif.duc, _1)) .set(0.0); diff --git a/host/lib/usrp/b200/b200_impl.hpp b/host/lib/usrp/b200/b200_impl.hpp index aea9b78be..7ed94284d 100644 --- a/host/lib/usrp/b200/b200_impl.hpp +++ b/host/lib/usrp/b200/b200_impl.hpp @@ -51,7 +51,8 @@ static const boost::uint16_t B200_FPGA_COMPAT_NUM = 6; static const double B200_BUS_CLOCK_RATE = 100e6; static const double B200_DEFAULT_TICK_RATE = 32e6; static const double B200_DEFAULT_FREQ = 100e6; // Hz -static const double B200_DEFAULT_RATE = 250e3; // Sps +static const double B200_DEFAULT_DECIM = 128; +static const double B200_DEFAULT_INTERP = 128; static const double B200_DEFAULT_RX_GAIN = 0; // dB static const double B200_DEFAULT_TX_GAIN = 0; // dB static const boost::uint32_t B200_GPSDO_ST_NONE = 0x83; |