diff options
Diffstat (limited to 'host/lib/usrp/usrp1/usrp1_impl.cpp')
| -rw-r--r-- | host/lib/usrp/usrp1/usrp1_impl.cpp | 36 |
1 files changed, 28 insertions, 8 deletions
diff --git a/host/lib/usrp/usrp1/usrp1_impl.cpp b/host/lib/usrp/usrp1/usrp1_impl.cpp index db652b033..5788c536f 100644 --- a/host/lib/usrp/usrp1/usrp1_impl.cpp +++ b/host/lib/usrp/usrp1/usrp1_impl.cpp @@ -225,14 +225,25 @@ usrp1_impl::usrp1_impl(const device_addr_t &device_addr){ // create clock control objects //////////////////////////////////////////////////////////////////// _master_clock_rate = 64e6; - try{ - if (not mb_eeprom["mcr"].empty()) + if (device_addr.has_key("mcr")){ + try{ + _master_clock_rate = boost::lexical_cast<double>(device_addr["mcr"]); + } + catch(const std::exception &e){ + UHD_MSG(error) << "Error parsing FPGA clock rate from device address: " << e.what() << std::endl; + } + } + else if (not mb_eeprom["mcr"].empty()){ + try{ _master_clock_rate = boost::lexical_cast<double>(mb_eeprom["mcr"]); - }catch(const std::exception &e){ - UHD_MSG(error) << "Error parsing FPGA clock rate from EEPROM: " << e.what() << std::endl; + } + catch(const std::exception &e){ + UHD_MSG(error) << "Error parsing FPGA clock rate from EEPROM: " << e.what() << std::endl; + } } UHD_MSG(status) << boost::format("Using FPGA clock rate of %fMHz...") % (_master_clock_rate/1e6) << std::endl; - _tree->create<double>(mb_path / "tick_rate").set(_master_clock_rate); + _tree->create<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&usrp1_impl::update_tick_rate, this, _1)); //////////////////////////////////////////////////////////////////// // create codec control objects @@ -278,7 +289,7 @@ usrp1_impl::usrp1_impl(const device_addr_t &device_addr){ _tree->create<double>(rx_dsp_path / "freq/value") .coerce(boost::bind(&usrp1_impl::update_rx_dsp_freq, this, dspno, _1)); _tree->create<meta_range_t>(rx_dsp_path / "freq/range") - .set(meta_range_t(-_master_clock_rate/2, +_master_clock_rate/2)); + .publish(boost::bind(&usrp1_impl::get_rx_dsp_freq_range, this)); _tree->create<stream_cmd_t>(rx_dsp_path / "stream_cmd"); if (dspno == 0){ //only subscribe the callback for dspno 0 since it will stream all dsps @@ -298,8 +309,8 @@ usrp1_impl::usrp1_impl(const device_addr_t &device_addr){ .coerce(boost::bind(&usrp1_impl::update_tx_samp_rate, this, dspno, _1)); _tree->create<double>(tx_dsp_path / "freq/value") .coerce(boost::bind(&usrp1_impl::update_tx_dsp_freq, this, dspno, _1)); - _tree->create<meta_range_t>(tx_dsp_path / "freq/range") //magic scalar comes from codec control: - .set(meta_range_t(-_master_clock_rate*0.6875, +_master_clock_rate*0.6875)); + _tree->create<meta_range_t>(tx_dsp_path / "freq/range") + .publish(boost::bind(&usrp1_impl::get_tx_dsp_freq_range, this)); } //////////////////////////////////////////////////////////////////// @@ -443,3 +454,12 @@ double usrp1_impl::update_rx_codec_gain(const std::string &db, const double gain _dbc[db].codec->set_rx_pga_gain(gain, 'B'); return _dbc[db].codec->get_rx_pga_gain('A'); } + +uhd::meta_range_t usrp1_impl::get_rx_dsp_freq_range(void){ + return meta_range_t(-_master_clock_rate/2, +_master_clock_rate/2); +} + +uhd::meta_range_t usrp1_impl::get_tx_dsp_freq_range(void){ + //magic scalar comes from codec control: + return meta_range_t(-_master_clock_rate*0.6875, +_master_clock_rate*0.6875); +} |