diff options
Diffstat (limited to 'host')
-rw-r--r-- | host/lib/usrp/dboard/db_wbx_common.cpp | 97 | ||||
-rw-r--r-- | host/lib/usrp/dboard/db_wbx_common.hpp | 6 | ||||
-rw-r--r-- | host/lib/usrp/dboard/db_wbx_simple.cpp | 2 |
3 files changed, 91 insertions, 14 deletions
diff --git a/host/lib/usrp/dboard/db_wbx_common.cpp b/host/lib/usrp/dboard/db_wbx_common.cpp index a1b1437a2..1a016e89c 100644 --- a/host/lib/usrp/dboard/db_wbx_common.cpp +++ b/host/lib/usrp/dboard/db_wbx_common.cpp @@ -35,6 +35,14 @@ #define RX_ATTN_SHIFT 8 // lsb of RX Attenuator Control #define RX_ATTN_MASK (63 << RX_ATTN_SHIFT) // valid bits of RX Attenuator Control +// TX Attenuator Pins (v3 only) +#define TX_ATTN_16 (1 << 14) +#define TX_ATTN_8 (1 << 5) +#define TX_ATTN_4 (1 << 4) +#define TX_ATTN_2 (1 << 3) +#define TX_ATTN_1 (1 << 1) +#define TX_ATTN_MASK (TX_ATTN_16|TX_ATTN_8|TX_ATTN_4|TX_ATTN_2|TX_ATTN_1) // valid bits of TX Attenuator Control + // Mixer functions #define TX_MIXER_ENB (TXMOD_EN|ADF4350_PDBRF) #define TX_MIXER_DIS 0 @@ -43,7 +51,7 @@ #define RX_MIXER_DIS 0 // Power functions -#define TX_POWER_UP (TX_PUP_5V|TX_PUP_3V|ADF4350_CE) // high enables power supply +#define TX_POWER_UP (TX_PUP_5V|TX_PUP_3V) // high enables power supply #define TX_POWER_DOWN 0 #define RX_POWER_UP (RX_PUP_5V|RX_PUP_3V|ADF4350_CE) // high enables power supply @@ -75,6 +83,10 @@ static const uhd::dict<std::string, gain_range_t> wbx_tx_gain_ranges = map_list_ ("PGA0", gain_range_t(0, 25, 0.05)) ; +static const uhd::dict<std::string, gain_range_t> wbx_v3_tx_gain_ranges = map_list_of + ("PGA0", gain_range_t(0, 31, 1.0)) +; + static const uhd::dict<std::string, gain_range_t> wbx_rx_gain_ranges = map_list_of ("PGA0", gain_range_t(0, 31.5, 0.5)) ; @@ -88,10 +100,13 @@ wbx_base::wbx_base(ctor_args_t args) : xcvr_dboard_base(args){ this->get_iface()->set_clock_enabled(dboard_iface::UNIT_TX, true); this->get_iface()->set_clock_enabled(dboard_iface::UNIT_RX, true); + //v3 has different io bits for attenuator control + int v3_iobits = is_v3() ? TX_ATTN_MASK : ADF4350_CE; + //set the gpio directions and atr controls this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_TX, TXMOD_EN|ADF4350_PDBRF); this->get_iface()->set_pin_ctrl(dboard_iface::UNIT_RX, RXBB_PDB|ADF4350_PDBRF); - this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, TX_PUP_5V|TX_PUP_3V|ADF4350_CE|TXMOD_EN|ADF4350_PDBRF); + this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_TX, TX_PUP_5V|TX_PUP_3V|TXMOD_EN|ADF4350_PDBRF|v3_iobits); this->get_iface()->set_gpio_ddr(dboard_iface::UNIT_RX, RX_PUP_5V|RX_PUP_3V|ADF4350_CE|RXBB_PDB|ADF4350_PDBRF|RX_ATTN_MASK); //setup ATR for the mixer enables (always enabled to prevent phase slip between bursts) @@ -106,9 +121,17 @@ wbx_base::wbx_base(ctor_args_t args) : xcvr_dboard_base(args){ this->get_iface()->set_atr_reg(dboard_iface::UNIT_RX, dboard_iface::ATR_REG_FULL_DUPLEX, RX_MIXER_ENB, RX_MIXER_DIS | RX_MIXER_ENB); //set some default values - BOOST_FOREACH(const std::string &name, wbx_tx_gain_ranges.keys()){ - set_tx_gain(wbx_tx_gain_ranges[name].start(), name); + if (is_v3()) { + BOOST_FOREACH(const std::string &name, wbx_v3_tx_gain_ranges.keys()){ + set_tx_gain(wbx_v3_tx_gain_ranges[name].start(), name); + } + } + else { + BOOST_FOREACH(const std::string &name, wbx_tx_gain_ranges.keys()){ + set_tx_gain(wbx_tx_gain_ranges[name].start(), name); + } } + BOOST_FOREACH(const std::string &name, wbx_rx_gain_ranges.keys()){ set_rx_gain(wbx_rx_gain_ranges[name].start(), name); } @@ -131,7 +154,7 @@ void wbx_base::set_rx_enabled(bool enb){ void wbx_base::set_tx_enabled(bool enb){ this->get_iface()->set_gpio_out(dboard_iface::UNIT_TX, - (enb)? TX_POWER_UP : TX_POWER_DOWN, TX_POWER_UP | TX_POWER_DOWN + (enb)? TX_POWER_UP | ADF4350_CE : TX_POWER_DOWN, TX_POWER_UP | TX_POWER_DOWN | (is_v3() ? 0 : ADF4350_CE) ); } @@ -150,7 +173,7 @@ static int rx_pga0_gain_to_iobits(double &gain){ int iobits = ((~attn_code) << RX_ATTN_SHIFT) & RX_ATTN_MASK; UHD_LOGV(often) << boost::format( - "WBX Attenuation: %f dB, Code: %d, IO Bits %x, Mask: %x" + "WBX RX Attenuation: %f dB, Code: %d, IO Bits %x, Mask: %x" ) % attn % attn_code % (iobits & RX_ATTN_MASK) % RX_ATTN_MASK << std::endl; //the actual gain setting @@ -159,6 +182,35 @@ static int rx_pga0_gain_to_iobits(double &gain){ return iobits; } +//v3 TX gains +static int tx_pga0_gain_to_iobits(double &gain){ + //clip the input + gain = wbx_v3_tx_gain_ranges["PGA0"].clip(gain); + + //convert to attenuation + double attn = wbx_v3_tx_gain_ranges["PGA0"].stop() - gain; + + //calculate the attenuation + int attn_code = boost::math::iround(attn*2); + int iobits = ( + (attn_code & 16 ? 0 : TX_ATTN_16) | + (attn_code & 8 ? 0 : TX_ATTN_8) | + (attn_code & 4 ? 0 : TX_ATTN_4) | + (attn_code & 2 ? 0 : TX_ATTN_2) | + (attn_code & 1 ? 0 : TX_ATTN_1) + ) & TX_ATTN_MASK; + + UHD_LOGV(often) << boost::format( + "WBX TX Attenuation: %f dB, Code: %d, IO Bits %x, Mask: %x" + ) % attn % attn_code % (iobits & TX_ATTN_MASK) % TX_ATTN_MASK << std::endl; + + //the actual gain setting + gain = wbx_v3_tx_gain_ranges["PGA0"].stop() - double(attn_code)/2; + + return iobits; +} + +//Pre v3 TX gains static double tx_pga0_gain_to_dac_volts(double &gain){ //clip the input gain = wbx_tx_gain_ranges["PGA0"].clip(gain); @@ -181,15 +233,28 @@ static double tx_pga0_gain_to_dac_volts(double &gain){ } void wbx_base::set_tx_gain(double gain, const std::string &name){ - assert_has(wbx_tx_gain_ranges.keys(), name, "wbx tx gain name"); - if(name == "PGA0"){ - double dac_volts = tx_pga0_gain_to_dac_volts(gain); - _tx_gains[name] = gain; - - //write the new voltage to the aux dac - this->get_iface()->write_aux_dac(dboard_iface::UNIT_TX, dboard_iface::AUX_DAC_A, dac_volts); + if (is_v3()) { + assert_has(wbx_v3_tx_gain_ranges.keys(), name, "wbx tx gain name"); + if(name == "PGA0"){ + double dac_volts = tx_pga0_gain_to_iobits(gain); + _tx_gains[name] = gain; + + //write the new voltage to the aux dac + this->get_iface()->write_aux_dac(dboard_iface::UNIT_TX, dboard_iface::AUX_DAC_A, dac_volts); + } + else UHD_THROW_INVALID_CODE_PATH(); + } + else { + assert_has(wbx_tx_gain_ranges.keys(), name, "wbx tx gain name"); + if(name == "PGA0"){ + double dac_volts = tx_pga0_gain_to_dac_volts(gain); + _tx_gains[name] = gain; + + //write the new voltage to the aux dac + this->get_iface()->write_aux_dac(dboard_iface::UNIT_TX, dboard_iface::AUX_DAC_A, dac_volts); + } + else UHD_THROW_INVALID_CODE_PATH(); } - else UHD_THROW_INVALID_CODE_PATH(); } void wbx_base::set_rx_gain(double gain, const std::string &name){ @@ -381,6 +446,10 @@ bool wbx_base::get_locked(dboard_iface::unit_t unit){ return (this->get_iface()->read_gpio(unit) & LOCKDET_MASK) != 0; } +bool wbx_base::is_v3(void){ + return get_rx_id() == 0x057; +} + /*********************************************************************** * RX Get and Set **********************************************************************/ diff --git a/host/lib/usrp/dboard/db_wbx_common.hpp b/host/lib/usrp/dboard/db_wbx_common.hpp index 07e84a565..5d33ddce9 100644 --- a/host/lib/usrp/dboard/db_wbx_common.hpp +++ b/host/lib/usrp/dboard/db_wbx_common.hpp @@ -62,6 +62,12 @@ protected: */ virtual bool get_locked(dboard_iface::unit_t unit); + /*! + * Detect if this a v3 WBX + * \return true for locked + */ + virtual bool is_v3(void); + private: uhd::dict<std::string, double> _tx_gains, _rx_gains; bool _rx_enabled, _tx_enabled; diff --git a/host/lib/usrp/dboard/db_wbx_simple.cpp b/host/lib/usrp/dboard/db_wbx_simple.cpp index 82405135e..602ce389d 100644 --- a/host/lib/usrp/dboard/db_wbx_simple.cpp +++ b/host/lib/usrp/dboard/db_wbx_simple.cpp @@ -76,6 +76,8 @@ static dboard_base::sptr make_wbx_simple(dboard_base::ctor_args_t args){ UHD_STATIC_BLOCK(reg_wbx_simple_dboards){ dboard_manager::register_dboard(0x0053, 0x0052, &make_wbx_simple, "WBX"); dboard_manager::register_dboard(0x0053, 0x004f, &make_wbx_simple, "WBX + Simple GDB"); + dboard_manager::register_dboard(0x0057, 0x0056, &make_wbx_simple, "WBX v3"); + dboard_manager::register_dboard(0x0057, 0x004f, &make_wbx_simple, "WBX v3 + Simple GDB"); } /*********************************************************************** |