diff options
Diffstat (limited to 'host/lib/usrp/cores')
| -rw-r--r-- | host/lib/usrp/cores/rx_dsp_core_200.cpp | 21 | ||||
| -rw-r--r-- | host/lib/usrp/cores/rx_dsp_core_200.hpp | 2 | ||||
| -rw-r--r-- | host/lib/usrp/cores/tx_dsp_core_200.cpp | 21 | ||||
| -rw-r--r-- | host/lib/usrp/cores/tx_dsp_core_200.hpp | 2 |
4 files changed, 36 insertions, 10 deletions
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<size_t>( - 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<size_t>( - 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; |