1 // 2 // Copyright 2010-2012 Ettus Research LLC 3 // Copyright 2018 Ettus Research, a National Instruments Company 4 // 5 // SPDX-License-Identifier: GPL-3.0-or-later 6 // 7 8 #include "codec_ctrl.hpp" 9 #include "soft_time_ctrl.hpp" 10 #include "usrp1_iface.hpp" 11 #include <uhd/device.hpp> 12 #include <uhd/property_tree.hpp> 13 #include <uhd/transport/usb_zero_copy.hpp> 14 #include <uhd/types/dict.hpp> 15 #include <uhd/types/stream_cmd.hpp> 16 #include <uhd/usrp/dboard_eeprom.hpp> 17 #include <uhd/usrp/dboard_id.hpp> 18 #include <uhd/usrp/dboard_manager.hpp> 19 #include <uhd/usrp/mboard_eeprom.hpp> 20 #include <uhd/usrp/subdev_spec.hpp> 21 #include <uhd/utils/pimpl.hpp> 22 #include <atomic> 23 #include <complex> 24 #include <memory> 25 26 #ifndef INCLUDED_USRP1_IMPL_HPP 27 # define INCLUDED_USRP1_IMPL_HPP 28 29 static const std::string USRP1_EEPROM_MAP_KEY = "B000"; 30 static const size_t USRP1_MAX_RATE_USB2 = 32000000; // bytes/s 31 32 # define FR_RB_CAPS 3 33 # define FR_MODE 13 34 # define FR_DEBUG_EN 14 35 # define FR_DC_OFFSET_CL_EN 15 36 # define FR_ADC_OFFSET_0 16 37 # define FR_ADC_OFFSET_1 17 38 # define FR_ADC_OFFSET_2 18 39 # define FR_ADC_OFFSET_3 19 40 41 # define I2C_DEV_EEPROM 0x50 42 # define I2C_ADDR_BOOT (I2C_DEV_EEPROM | 0x0) 43 # define I2C_ADDR_TX_A (I2C_DEV_EEPROM | 0x4) 44 # define I2C_ADDR_RX_A (I2C_DEV_EEPROM | 0x5) 45 # define I2C_ADDR_TX_B (I2C_DEV_EEPROM | 0x6) 46 # define I2C_ADDR_RX_B (I2C_DEV_EEPROM | 0x7) 47 48 # define SPI_ENABLE_CODEC_A 0x02 49 # define SPI_ENABLE_CODEC_B 0x04 50 51 /*! 52 * USRP1 implementation guts: 53 * The implementation details are encapsulated here. 54 * Handles properties on the mboard, dboard, dsps... 55 */ 56 class usrp1_impl : public uhd::device 57 { 58 public: 59 //! used everywhere to differentiate slots/sides... 60 enum dboard_slot_t { DBOARD_SLOT_A = 'A', DBOARD_SLOT_B = 'B' }; 61 // and a way to enumerate through a list of the above... 62 static const std::vector<dboard_slot_t> _dboard_slots; 63 64 // structors 65 usrp1_impl(const uhd::device_addr_t&); 66 ~usrp1_impl(void); 67 68 // the io interface 69 uhd::rx_streamer::sptr get_rx_stream(const uhd::stream_args_t& args); 70 uhd::tx_streamer::sptr get_tx_stream(const uhd::stream_args_t& args); 71 bool recv_async_msg(uhd::async_metadata_t&, double); 72 73 static uhd::usrp::mboard_eeprom_t get_mb_eeprom(uhd::i2c_iface::sptr); 74 75 private: 76 // controllers 77 uhd::usrp::fx2_ctrl::sptr _fx2_ctrl; 78 usrp1_iface::sptr _iface; 79 uhd::usrp::soft_time_ctrl::sptr _soft_time_ctrl; 80 uhd::transport::usb_zero_copy::sptr _data_transport; 81 struct db_container_type 82 { 83 usrp1_codec_ctrl::sptr codec; 84 uhd::usrp::dboard_manager::sptr dboard_manager; 85 }; 86 uhd::dict<std::string, db_container_type> _dbc; 87 88 double _master_clock_rate; // clock rate shadow 89 90 // weak pointers to streamers for update purposes 91 std::weak_ptr<uhd::rx_streamer> _rx_streamer; 92 std::weak_ptr<uhd::tx_streamer> _tx_streamer; 93 94 void set_mb_eeprom(const uhd::usrp::mboard_eeprom_t&); 95 void set_db_eeprom( 96 const std::string&, const std::string&, const uhd::usrp::dboard_eeprom_t&); 97 double update_rx_codec_gain(const std::string&, const double); // sets A and B at once 98 void update_rx_subdev_spec(const uhd::usrp::subdev_spec_t&); 99 void update_tx_subdev_spec(const uhd::usrp::subdev_spec_t&); 100 double update_rx_samp_rate(size_t dspno, const double); 101 double update_tx_samp_rate(size_t dspno, const double); 102 void update_rates(void); 103 double update_rx_dsp_freq(const size_t, const double); 104 double update_tx_dsp_freq(const size_t, const double); 105 void update_tick_rate(const double rate); 106 uhd::meta_range_t get_rx_dsp_freq_range(void); 107 uhd::meta_range_t get_tx_dsp_freq_range(void); 108 uhd::meta_range_t get_rx_dsp_host_rates(void); 109 uhd::meta_range_t get_tx_dsp_host_rates(void); 110 size_t _rx_dc_offset_shadow; 111 void set_enb_rx_dc_offset(const std::string& db, const bool); 112 std::complex<double> set_rx_dc_offset( 113 const std::string& db, const std::complex<double>&); 114 115 static uhd::usrp::dboard_iface::sptr make_dboard_iface(usrp1_iface::sptr, 116 usrp1_codec_ctrl::sptr, 117 dboard_slot_t, 118 const double&, 119 const uhd::usrp::dboard_id_t&); 120 121 // handle io stuff 122 UHD_PIMPL_DECL(io_impl) _io_impl; 123 void io_init(void); 124 void rx_stream_on_off(bool); 125 void tx_stream_on_off(bool); 126 void handle_overrun(size_t); 127 128 // channel mapping shadows 129 uhd::usrp::subdev_spec_t _rx_subdev_spec, _tx_subdev_spec; 130 131 // capabilities 132 size_t get_num_ducs(void); 133 size_t get_num_ddcs(void); 134 bool has_rx_halfband(void); 135 bool has_tx_halfband(void); 136 137 void vandal_conquest_loop(std::atomic<bool>&); 138 139 void set_reg(const std::pair<uint8_t, uint32_t>& reg); 140 141 // handle the enables 142 bool _rx_enabled, _tx_enabled; enable_rx(bool enb)143 void enable_rx(bool enb) 144 { 145 _rx_enabled = enb; 146 _fx2_ctrl->usrp_rx_enable(enb); 147 } enable_tx(bool enb)148 void enable_tx(bool enb) 149 { 150 _tx_enabled = enb; 151 _fx2_ctrl->usrp_tx_enable(enb); 152 for (const std::string& key : _dbc.keys()) { 153 _dbc[key].codec->enable_tx_digital(enb); 154 } 155 } 156 157 // conditionally disable and enable rx disable_rx(void)158 bool disable_rx(void) 159 { 160 if (_rx_enabled) { 161 enable_rx(false); 162 return true; 163 } 164 return false; 165 } restore_rx(bool last)166 void restore_rx(bool last) 167 { 168 if (last != _rx_enabled) { 169 enable_rx(last); 170 } 171 } 172 173 // conditionally disable and enable tx disable_tx(void)174 bool disable_tx(void) 175 { 176 if (_tx_enabled) { 177 enable_tx(false); 178 return true; 179 } 180 return false; 181 } restore_tx(bool last)182 void restore_tx(bool last) 183 { 184 if (last != _tx_enabled) { 185 enable_tx(last); 186 } 187 } 188 }; 189 190 #endif /* INCLUDED_USRP1_IMPL_HPP */ 191