diff options
Diffstat (limited to 'host/lib/usrp/usrp2/mboard_impl.cpp')
| -rw-r--r-- | host/lib/usrp/usrp2/mboard_impl.cpp | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/host/lib/usrp/usrp2/mboard_impl.cpp b/host/lib/usrp/usrp2/mboard_impl.cpp index ac447d209..b8ebd6030 100644 --- a/host/lib/usrp/usrp2/mboard_impl.cpp +++ b/host/lib/usrp/usrp2/mboard_impl.cpp @@ -42,8 +42,8 @@ usrp2_mboard_impl::usrp2_mboard_impl( size_t index, transport::udp_simple::sptr ctrl_transport, transport::zero_copy_if::sptr data_transport, - size_t recv_samps_per_packet, - const device_addr_t &flow_control_hints + const device_addr_t &device_args, + size_t recv_samps_per_packet ): _index(index), _iface(usrp2_iface::make(ctrl_transport)) @@ -101,14 +101,14 @@ usrp2_mboard_impl::usrp2_mboard_impl( _iface->poke32(_iface->regs.tx_ctrl_policy, U2_FLAG_TX_CTRL_POLICY_NEXT_PACKET); //setting the cycles per update (disabled by default) - const double ups_per_sec = flow_control_hints.cast<double>("ups_per_sec", 0.0); + const double ups_per_sec = device_args.cast<double>("ups_per_sec", 0.0); if (ups_per_sec > 0.0){ const size_t cycles_per_up = size_t(_clock_ctrl->get_master_clock_rate()/ups_per_sec); _iface->poke32(_iface->regs.tx_ctrl_cycles_per_up, U2_FLAG_TX_CTRL_UP_ENB | cycles_per_up); } //setting the packets per update (enabled by default) - const double ups_per_fifo = flow_control_hints.cast<double>("ups_per_fifo", 8.0); + const double ups_per_fifo = device_args.cast<double>("ups_per_fifo", 8.0); if (ups_per_fifo > 0.0){ const size_t packets_per_up = size_t(usrp2_impl::sram_bytes/ups_per_fifo/data_transport->get_send_frame_size()); _iface->poke32(_iface->regs.tx_ctrl_packets_per_up, U2_FLAG_TX_CTRL_UP_ENB | packets_per_up); @@ -121,6 +121,20 @@ usrp2_mboard_impl::usrp2_mboard_impl( init_duc_config(); //initialize the clock configuration + if (device_args.has_key("mimo_mode")){ + if (device_args["mimo_mode"] == "master"){ + _mimo_clocking_mode_is_master = true; + } + else if (device_args["mimo_mode"] == "slave"){ + _mimo_clocking_mode_is_master = false; + } + else throw std::runtime_error( + "mimo_mode must be set to master or slave" + ); + } + else { + _mimo_clocking_mode_is_master = bool(_iface->peek32(_iface->regs.status) & (1 << 8)); + } init_clock_config(); //init the codec before the dboard @@ -200,7 +214,7 @@ void usrp2_mboard_impl::update_clock_config(void){ // - Masters always drive the clock over serdes. // - Slaves always lock to this serdes clock. // - Slaves lock their time over the serdes. - if (_iface->peek32(_iface->regs.status) & (1 << 8)){ + if (_mimo_clocking_mode_is_master){ _clock_ctrl->enable_mimo_clock_out(true); switch(_iface->get_rev()){ case usrp2_iface::USRP_N200: |