From ae9e89d76b2eb86a29995f04aaab1aa59ee93f04 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Sun, 16 Oct 2011 10:43:48 -0700 Subject: usrp: added get_tx/rx_rates --- host/include/uhd/usrp/multi_usrp.hpp | 16 ++++++++++++++++ host/lib/usrp/b100/b100_impl.cpp | 4 ++++ host/lib/usrp/cores/rx_dsp_core_200.cpp | 21 ++++++++++++++++----- host/lib/usrp/cores/rx_dsp_core_200.hpp | 2 ++ host/lib/usrp/cores/tx_dsp_core_200.cpp | 21 ++++++++++++++++----- host/lib/usrp/cores/tx_dsp_core_200.hpp | 2 ++ host/lib/usrp/e100/e100_impl.cpp | 4 ++++ host/lib/usrp/multi_usrp.cpp | 8 ++++++++ host/lib/usrp/usrp1/io_impl.cpp | 27 ++++++++++++++++++++++----- host/lib/usrp/usrp1/usrp1_impl.cpp | 8 ++++++-- host/lib/usrp/usrp1/usrp1_impl.hpp | 2 ++ host/lib/usrp/usrp2/usrp2_impl.cpp | 4 ++++ 12 files changed, 102 insertions(+), 17 deletions(-) (limited to 'host') diff --git a/host/include/uhd/usrp/multi_usrp.hpp b/host/include/uhd/usrp/multi_usrp.hpp index ee7bf8424..baa47b39e 100644 --- a/host/include/uhd/usrp/multi_usrp.hpp +++ b/host/include/uhd/usrp/multi_usrp.hpp @@ -18,7 +18,9 @@ #ifndef INCLUDED_UHD_USRP_MULTI_USRP_HPP #define INCLUDED_UHD_USRP_MULTI_USRP_HPP +//define API capabilities for compile time detection of new features #define UHD_USRP_MULTI_USRP_REF_SOURCES_API +#define UHD_USRP_MULTI_USRP_GET_RATES_API #include #include @@ -367,6 +369,13 @@ public: */ virtual double get_rx_rate(size_t chan = 0) = 0; + /*! + * Get a range of possible RX rates. + * \param chan the channel index 0 to N-1 + * \return the meta range of rates + */ + virtual meta_range_t get_rx_rates(size_t chan = 0) = 0; + /*! * Set the RX center frequency. * \param tune_request tune request instructions @@ -567,6 +576,13 @@ public: */ virtual double get_tx_rate(size_t chan = 0) = 0; + /*! + * Get a range of possible TX rates. + * \param chan the channel index 0 to N-1 + * \return the meta range of rates + */ + virtual meta_range_t get_tx_rates(size_t chan = 0) = 0; + /*! * Set the TX center frequency. * \param tune_request tune request instructions diff --git a/host/lib/usrp/b100/b100_impl.cpp b/host/lib/usrp/b100/b100_impl.cpp index d1928735b..bb91d415d 100644 --- a/host/lib/usrp/b100/b100_impl.cpp +++ b/host/lib/usrp/b100/b100_impl.cpp @@ -296,6 +296,8 @@ b100_impl::b100_impl(const device_addr_t &device_addr){ _tree->access(mb_path / "tick_rate") .subscribe(boost::bind(&rx_dsp_core_200::set_tick_rate, _rx_dsps[dspno], _1)); fs_path rx_dsp_path = mb_path / str(boost::format("rx_dsps/%u") % dspno); + _tree->create(rx_dsp_path / "rate/range") + .publish(boost::bind(&rx_dsp_core_200::get_host_rates, _rx_dsps[dspno])); _tree->create(rx_dsp_path / "rate/value") .set(1e6) //some default .coerce(boost::bind(&rx_dsp_core_200::set_host_rate, _rx_dsps[dspno], _1)) @@ -317,6 +319,8 @@ b100_impl::b100_impl(const device_addr_t &device_addr){ _tx_dsp->set_link_rate(B100_LINK_RATE_BPS); _tree->access(mb_path / "tick_rate") .subscribe(boost::bind(&tx_dsp_core_200::set_tick_rate, _tx_dsp, _1)); + _tree->create(mb_path / "tx_dsps/0/rate/range") + .publish(boost::bind(&tx_dsp_core_200::get_host_rates, _tx_dsp)); _tree->create(mb_path / "tx_dsps/0/rate/value") .set(1e6) //some default .coerce(boost::bind(&tx_dsp_core_200::set_host_rate, _tx_dsp, _1)) diff --git a/host/lib/usrp/cores/rx_dsp_core_200.cpp b/host/lib/usrp/cores/rx_dsp_core_200.cpp index b121bc849..6d306d507 100644 --- a/host/lib/usrp/cores/rx_dsp_core_200.cpp +++ b/host/lib/usrp/cores/rx_dsp_core_200.cpp @@ -134,12 +134,23 @@ public: _link_rate = rate/sizeof(boost::uint16_t); //in samps/s (allows for 8sc) } + uhd::meta_range_t get_host_rates(void){ + meta_range_t range; + for (int rate = 512; rate > 256; rate -= 4){ + range.push_back(range_t(_tick_rate/rate)); + } + for (int rate = 256; rate > 128; rate -= 2){ + range.push_back(range_t(_tick_rate/rate)); + } + for (int rate = 128; rate >= int(std::ceil(_tick_rate/_link_rate)); rate -= 1){ + range.push_back(range_t(_tick_rate/rate)); + } + return range; + } + double set_host_rate(const double rate){ - size_t decim_rate = uhd::clip( - boost::math::iround(_tick_rate/rate), size_t(std::ceil(_tick_rate/_link_rate)), 512 - ); - if (decim_rate > 128) decim_rate &= ~0x1; //CIC up to 128, have to use 1 HB - if (decim_rate > 256) decim_rate &= ~0x3; //CIC up to 128, have to use 2 HB + const size_t decim_rate = this->get_host_rates().clip( + boost::math::iround(_tick_rate/rate), true); size_t decim = decim_rate; //determine which half-band filters are activated diff --git a/host/lib/usrp/cores/rx_dsp_core_200.hpp b/host/lib/usrp/cores/rx_dsp_core_200.hpp index ddd6f2abf..89b8c1f51 100644 --- a/host/lib/usrp/cores/rx_dsp_core_200.hpp +++ b/host/lib/usrp/cores/rx_dsp_core_200.hpp @@ -48,6 +48,8 @@ public: virtual double set_host_rate(const double rate) = 0; + virtual uhd::meta_range_t get_host_rates(void) = 0; + virtual double get_scaling_adjustment(void) = 0; virtual uhd::meta_range_t get_freq_range(void) = 0; diff --git a/host/lib/usrp/cores/tx_dsp_core_200.cpp b/host/lib/usrp/cores/tx_dsp_core_200.cpp index f37b53527..1d571ea7c 100644 --- a/host/lib/usrp/cores/tx_dsp_core_200.cpp +++ b/host/lib/usrp/cores/tx_dsp_core_200.cpp @@ -74,12 +74,23 @@ public: _link_rate = rate/sizeof(boost::uint16_t); //in samps/s (allows for 8sc) } + uhd::meta_range_t get_host_rates(void){ + meta_range_t range; + for (int rate = 512; rate > 256; rate -= 4){ + range.push_back(range_t(_tick_rate/rate)); + } + for (int rate = 256; rate > 128; rate -= 2){ + range.push_back(range_t(_tick_rate/rate)); + } + for (int rate = 128; rate >= int(std::ceil(_tick_rate/_link_rate)); rate -= 1){ + range.push_back(range_t(_tick_rate/rate)); + } + return range; + } + double set_host_rate(const double rate){ - size_t interp_rate = uhd::clip( - boost::math::iround(_tick_rate/rate), size_t(std::ceil(_tick_rate/_link_rate)), 512 - ); - if (interp_rate > 128) interp_rate &= ~0x1; //CIC up to 128, have to use 1 HB - if (interp_rate > 256) interp_rate &= ~0x3; //CIC up to 128, have to use 2 HB + const size_t interp_rate = this->get_host_rates().clip( + boost::math::iround(_tick_rate/rate), true); size_t interp = interp_rate; //determine which half-band filters are activated diff --git a/host/lib/usrp/cores/tx_dsp_core_200.hpp b/host/lib/usrp/cores/tx_dsp_core_200.hpp index 65f822558..e6be63557 100644 --- a/host/lib/usrp/cores/tx_dsp_core_200.hpp +++ b/host/lib/usrp/cores/tx_dsp_core_200.hpp @@ -40,6 +40,8 @@ public: virtual double set_host_rate(const double rate) = 0; + virtual uhd::meta_range_t get_host_rates(void) = 0; + virtual uhd::meta_range_t get_freq_range(void) = 0; virtual double set_freq(const double freq) = 0; diff --git a/host/lib/usrp/e100/e100_impl.cpp b/host/lib/usrp/e100/e100_impl.cpp index deb52b2d7..6cb404000 100644 --- a/host/lib/usrp/e100/e100_impl.cpp +++ b/host/lib/usrp/e100/e100_impl.cpp @@ -270,6 +270,8 @@ e100_impl::e100_impl(const uhd::device_addr_t &device_addr){ _tree->access(mb_path / "tick_rate") .subscribe(boost::bind(&rx_dsp_core_200::set_tick_rate, _rx_dsps[dspno], _1)); fs_path rx_dsp_path = mb_path / str(boost::format("rx_dsps/%u") % dspno); + _tree->create(rx_dsp_path / "rate/range") + .publish(boost::bind(&rx_dsp_core_200::get_host_rates, _rx_dsps[dspno])); _tree->create(rx_dsp_path / "rate/value") .set(1e6) //some default .coerce(boost::bind(&rx_dsp_core_200::set_host_rate, _rx_dsps[dspno], _1)) @@ -291,6 +293,8 @@ e100_impl::e100_impl(const uhd::device_addr_t &device_addr){ _tx_dsp->set_link_rate(E100_TX_LINK_RATE_BPS); _tree->access(mb_path / "tick_rate") .subscribe(boost::bind(&tx_dsp_core_200::set_tick_rate, _tx_dsp, _1)); + _tree->create(mb_path / "tx_dsps/0/rate/range") + .publish(boost::bind(&tx_dsp_core_200::get_host_rates, _tx_dsp)); _tree->create(mb_path / "tx_dsps/0/rate/value") .set(1e6) //some default .coerce(boost::bind(&tx_dsp_core_200::set_host_rate, _tx_dsp, _1)) diff --git a/host/lib/usrp/multi_usrp.cpp b/host/lib/usrp/multi_usrp.cpp index ab841487f..97c5ea630 100644 --- a/host/lib/usrp/multi_usrp.cpp +++ b/host/lib/usrp/multi_usrp.cpp @@ -477,6 +477,10 @@ public: return _tree->access(rx_dsp_root(chan) / "rate" / "value").get(); } + meta_range_t get_rx_rates(size_t chan){ + return _tree->access(rx_dsp_root(chan) / "rate" / "range").get(); + } + tune_result_t set_rx_freq(const tune_request_t &tune_request, size_t chan){ tune_result_t r = tune_xx_subdev_and_dsp(RX_SIGN, _tree->subtree(rx_dsp_root(chan)), _tree->subtree(rx_rf_fe_root(chan)), tune_request); do_tune_freq_warning_message(tune_request.target_freq, get_rx_freq(chan), "RX"); @@ -587,6 +591,10 @@ public: return _tree->access(tx_dsp_root(chan) / "rate" / "value").get(); } + meta_range_t get_tx_rates(size_t chan){ + return _tree->access(tx_dsp_root(chan) / "rate" / "range").get(); + } + tune_result_t set_tx_freq(const tune_request_t &tune_request, size_t chan){ tune_result_t r = tune_xx_subdev_and_dsp(TX_SIGN, _tree->subtree(tx_dsp_root(chan)), _tree->subtree(tx_rf_fe_root(chan)), tune_request); do_tune_freq_warning_message(tune_request.target_freq, get_tx_freq(chan), "TX"); diff --git a/host/lib/usrp/usrp1/io_impl.cpp b/host/lib/usrp/usrp1/io_impl.cpp index 12950d385..31c834109 100644 --- a/host/lib/usrp/usrp1/io_impl.cpp +++ b/host/lib/usrp/usrp1/io_impl.cpp @@ -442,7 +442,6 @@ void usrp1_impl::update_tx_subdev_spec(const uhd::usrp::subdev_spec_t &spec){ this->restore_tx(s); } - void usrp1_impl::update_tick_rate(const double rate){ //updating this variable should: //update dboard iface -> it has a reference @@ -450,11 +449,29 @@ void usrp1_impl::update_tick_rate(const double rate){ _master_clock_rate = rate; } +uhd::meta_range_t usrp1_impl::get_rx_dsp_host_rates(void){ + meta_range_t range; + const size_t div = this->has_rx_halfband()? 2 : 1; + for (int rate = 256; rate >= 4; rate -= div){ + range.push_back(range_t(_master_clock_rate/rate)); + } + return range; +} + +uhd::meta_range_t usrp1_impl::get_tx_dsp_host_rates(void){ + meta_range_t range; + const size_t div = this->has_tx_halfband()? 2 : 1; + for (int rate = 256; rate >= 8; rate -= div){ + range.push_back(range_t(_master_clock_rate/rate)); + } + return range; +} + double usrp1_impl::update_rx_samp_rate(size_t dspno, const double samp_rate){ const size_t div = this->has_rx_halfband()? 2 : 1; - const size_t rate = uhd::clip( - boost::math::iround(_master_clock_rate / samp_rate), 4, 256) & ~(div-1); + const size_t rate = this->get_rx_dsp_host_rates().clip( + boost::math::iround(_master_clock_rate / samp_rate), true); if (rate < 8 and this->has_rx_halfband()) UHD_MSG(warning) << "USRP1 cannot achieve decimations below 8 when the half-band filter is present.\n" @@ -482,8 +499,8 @@ double usrp1_impl::update_rx_samp_rate(size_t dspno, const double samp_rate){ double usrp1_impl::update_tx_samp_rate(size_t dspno, const double samp_rate){ const size_t div = this->has_tx_halfband()? 2 : 1; - const size_t rate = uhd::clip( - boost::math::iround(_master_clock_rate / samp_rate), 8, 256) & ~(div-1); + const size_t rate = this->get_tx_dsp_host_rates().clip( + boost::math::iround(_master_clock_rate / samp_rate), true); if (dspno == 0){ //only care if dsp0 is set since its homogeneous bool s = this->disable_tx(); diff --git a/host/lib/usrp/usrp1/usrp1_impl.cpp b/host/lib/usrp/usrp1/usrp1_impl.cpp index 5788c536f..1a61f8136 100644 --- a/host/lib/usrp/usrp1/usrp1_impl.cpp +++ b/host/lib/usrp/usrp1/usrp1_impl.cpp @@ -283,8 +283,10 @@ usrp1_impl::usrp1_impl(const device_addr_t &device_addr){ _tree->create(mb_path / "rx_dsps"); //dummy in case we have none for (size_t dspno = 0; dspno < get_num_ddcs(); dspno++){ fs_path rx_dsp_path = mb_path / str(boost::format("rx_dsps/%u") % dspno); + _tree->create(rx_dsp_path / "rate/range") + .publish(boost::bind(&usrp1_impl::get_rx_dsp_host_rates, this)); _tree->create(rx_dsp_path / "rate/value") - .set(1e6) + .set(1e6) //some default rate .coerce(boost::bind(&usrp1_impl::update_rx_samp_rate, this, dspno, _1)); _tree->create(rx_dsp_path / "freq/value") .coerce(boost::bind(&usrp1_impl::update_rx_dsp_freq, this, dspno, _1)); @@ -304,8 +306,10 @@ usrp1_impl::usrp1_impl(const device_addr_t &device_addr){ _tree->create(mb_path / "tx_dsps"); //dummy in case we have none for (size_t dspno = 0; dspno < get_num_ducs(); dspno++){ fs_path tx_dsp_path = mb_path / str(boost::format("tx_dsps/%u") % dspno); + _tree->create(tx_dsp_path / "rate/range") + .publish(boost::bind(&usrp1_impl::get_tx_dsp_host_rates, this)); _tree->create(tx_dsp_path / "rate/value") - .set(1e6) + .set(1e6) //some default rate .coerce(boost::bind(&usrp1_impl::update_tx_samp_rate, this, dspno, _1)); _tree->create(tx_dsp_path / "freq/value") .coerce(boost::bind(&usrp1_impl::update_tx_dsp_freq, this, dspno, _1)); diff --git a/host/lib/usrp/usrp1/usrp1_impl.hpp b/host/lib/usrp/usrp1/usrp1_impl.hpp index 6f427c31e..ec313daf6 100644 --- a/host/lib/usrp/usrp1/usrp1_impl.hpp +++ b/host/lib/usrp/usrp1/usrp1_impl.hpp @@ -98,6 +98,8 @@ private: void update_tick_rate(const double rate); uhd::meta_range_t get_rx_dsp_freq_range(void); uhd::meta_range_t get_tx_dsp_freq_range(void); + uhd::meta_range_t get_rx_dsp_host_rates(void); + uhd::meta_range_t get_tx_dsp_host_rates(void); static uhd::usrp::dboard_iface::sptr make_dboard_iface( usrp1_iface::sptr, diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp index 2d89ddaf4..24178d10c 100644 --- a/host/lib/usrp/usrp2/usrp2_impl.cpp +++ b/host/lib/usrp/usrp2/usrp2_impl.cpp @@ -480,6 +480,8 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ _mbc[mb].rx_dsp_xports[dspno]->get_recv_buff(0.01).get(); //recv with timeout for lingering _mbc[mb].rx_dsp_xports[dspno]->get_recv_buff(0.01).get(); //recv with timeout for expected fs_path rx_dsp_path = mb_path / str(boost::format("rx_dsps/%u") % dspno); + _tree->create(rx_dsp_path / "rate/range") + .publish(boost::bind(&rx_dsp_core_200::get_host_rates, _mbc[mb].rx_dsps[dspno])); _tree->create(rx_dsp_path / "rate/value") .set(1e6) //some default .coerce(boost::bind(&rx_dsp_core_200::set_host_rate, _mbc[mb].rx_dsps[dspno], _1)) @@ -501,6 +503,8 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ _mbc[mb].tx_dsp->set_link_rate(USRP2_LINK_RATE_BPS); _tree->access(mb_path / "tick_rate") .subscribe(boost::bind(&tx_dsp_core_200::set_tick_rate, _mbc[mb].tx_dsp, _1)); + _tree->create(mb_path / "tx_dsps/0/rate/range") + .publish(boost::bind(&tx_dsp_core_200::get_host_rates, _mbc[mb].tx_dsp)); _tree->create(mb_path / "tx_dsps/0/rate/value") .set(1e6) //some default .coerce(boost::bind(&tx_dsp_core_200::set_host_rate, _mbc[mb].tx_dsp, _1)) -- cgit v1.2.3