diff options
Diffstat (limited to 'host/lib')
| -rw-r--r-- | host/lib/usrp/dboard/db_xcvr2450.cpp | 23 | ||||
| -rw-r--r-- | host/lib/usrp/usrp2/dboard_impl.cpp | 2 |
2 files changed, 18 insertions, 7 deletions
diff --git a/host/lib/usrp/dboard/db_xcvr2450.cpp b/host/lib/usrp/dboard/db_xcvr2450.cpp index f69d88dca..4df40e980 100644 --- a/host/lib/usrp/dboard/db_xcvr2450.cpp +++ b/host/lib/usrp/dboard/db_xcvr2450.cpp @@ -113,12 +113,18 @@ private: void update_atr(void); void spi_reset(void); void send_reg(boost::uint8_t addr){ + boost::uint32_t value = _max2829_regs.get_reg(addr); + if(xcvr2450_debug) std::cerr << boost::format( + "XCVR2450: send reg 0x%02x, value 0x%05x" + ) % int(addr) % value << std::endl; this->get_iface()->write_spi( dboard_iface::UNIT_RX, spi_config_t::EDGE_RISE, - _max2829_regs.get_reg(addr), 24 + value, 24 ); } + + static bool is_highband(double freq){return freq > 3e9;} }; /*********************************************************************** @@ -166,7 +172,7 @@ xcvr2450::xcvr2450(ctor_args_t const& args) : xcvr_dboard_base(args){ _max2829_regs.tx_upconv_linearity = max2829_regs_t::TX_UPCONV_LINEARITY_78; //send initial register settings - for(boost::uint8_t reg = 0; reg <= 0xC; reg++){ + for(boost::uint8_t reg = 0x2; reg <= 0xC; reg++){ this->send_reg(reg); } @@ -192,9 +198,9 @@ void xcvr2450::spi_reset(void){ void xcvr2450::update_atr(void){ //calculate tx atr pins - int band_sel = (_lo_freq > 3e9)? HB_PA_TXIO : LB_PA_TXIO; + int band_sel = (xcvr2450::is_highband(_lo_freq))? HB_PA_TXIO : LB_PA_TXIO; int tx_ant_sel = (_tx_ant == "J1")? ANTSEL_TX1_RX2_TXIO : ANTSEL_TX2_RX1_TXIO; - int rx_ant_sel = (_rx_ant == "J1")? ANTSEL_TX1_RX2_TXIO : ANTSEL_TX2_RX1_TXIO; + int rx_ant_sel = (_rx_ant == "J2")? ANTSEL_TX1_RX2_TXIO : ANTSEL_TX2_RX1_TXIO; int xx_ant_sel = tx_ant_sel; //prefer the tx antenna selection for full duplex (rx will get the other antenna) int ad9515div = (_ad9515div == 3)? AD9515DIV_3_TXIO : AD9515DIV_2_TXIO; @@ -219,7 +225,7 @@ void xcvr2450::set_lo_freq(double target_freq){ //TODO: clip for highband and lowband //variables used in the calculation below - double scaler = (target_freq > 3e9)? (4.0/5.0) : (4.0/3.0); + double scaler = xcvr2450::is_highband(target_freq)? (4.0/5.0) : (4.0/3.0); double ref_freq = this->get_iface()->get_clock_rate(dboard_iface::UNIT_TX); int R, intdiv, fracdiv; @@ -249,9 +255,11 @@ void xcvr2450::set_lo_freq(double target_freq){ << std::endl; //high-high band or low-high band? - if(_lo_freq > (5.35e9 + 4.47e9)/2.0){ + if(_lo_freq > (5.35e9 + 5.47e9)/2.0){ + if (xcvr2450_debug) std::cerr << "XCVR2450 tune: Using high-high band" << std::endl; _max2829_regs.band_select_802_11a = max2829_regs_t::BAND_SELECT_802_11A_5_47GHZ_TO_5_875GHZ; }else{ + if (xcvr2450_debug) std::cerr << "XCVR2450 tune: Using low-high band" << std::endl; _max2829_regs.band_select_802_11a = max2829_regs_t::BAND_SELECT_802_11A_4_9GHZ_TO_5_35GHZ; } @@ -268,6 +276,9 @@ void xcvr2450::set_lo_freq(double target_freq){ //load the reference divider and band select into registers //toggle the bandswitch from off to automatic (which really means start) _max2829_regs.ref_divider = R; + _max2829_regs.band_select = (xcvr2450::is_highband(_lo_freq))? + max2829_regs_t::BAND_SELECT_5GHZ : + max2829_regs_t::BAND_SELECT_2_4GHZ ; _max2829_regs.vco_bandswitch = max2829_regs_t::VCO_BANDSWITCH_DISABLE; this->send_reg(0x5); _max2829_regs.vco_bandswitch = max2829_regs_t::VCO_BANDSWITCH_AUTOMATIC;; diff --git a/host/lib/usrp/usrp2/dboard_impl.cpp b/host/lib/usrp/usrp2/dboard_impl.cpp index fe74219d6..ee23dc83a 100644 --- a/host/lib/usrp/usrp2/dboard_impl.cpp +++ b/host/lib/usrp/usrp2/dboard_impl.cpp @@ -94,7 +94,7 @@ void usrp2_impl::update_tx_mux_config(void){ wax::obj tx_subdev = _dboard_manager->get_tx_subdev(_tx_subdevs_in_use.at(0)); std::cout << "Using: " << tx_subdev[SUBDEV_PROP_NAME].as<std::string>() << std::endl; if (tx_subdev[SUBDEV_PROP_IQ_SWAPPED].as<bool>()){ - tx_mux = (((tx_mux >> 0) & 0x1) << 1) | (((tx_mux >> 1) & 0x1) << 0); + tx_mux = (((tx_mux >> 0) & 0xf) << 4) | (((tx_mux >> 4) & 0xf) << 0); } _iface->poke32(FR_DSP_TX_MUX, tx_mux); |