diff options
Diffstat (limited to 'host')
| -rw-r--r-- | host/lib/usrp2/io_impl.cpp | 8 | ||||
| -rw-r--r-- | host/lib/usrp2/usrp2_impl.cpp | 39 |
2 files changed, 32 insertions, 15 deletions
diff --git a/host/lib/usrp2/io_impl.cpp b/host/lib/usrp2/io_impl.cpp index 5ebb1609d..4232b0151 100644 --- a/host/lib/usrp2/io_impl.cpp +++ b/host/lib/usrp2/io_impl.cpp @@ -306,9 +306,12 @@ void usrp2_impl::update_tx_samp_rate(const double rate){ _io_impl->send_handler.set_samp_rate(rate); } -void usrp2_impl::update_rx_subdev_spec(const size_t which_mb, const subdev_spec_t &spec){ +void usrp2_impl::update_rx_subdev_spec(const size_t which_mb, const subdev_spec_t &spec_){ boost::mutex::scoped_lock recv_lock = _io_impl->recv_handler.get_scoped_lock(); + //sanity checking TODO + subdev_spec_t spec(spec_); + //TODO setup mux for this spec //compute the new occupancy and resize @@ -320,6 +323,7 @@ void usrp2_impl::update_rx_subdev_spec(const size_t which_mb, const subdev_spec_ size_t chan = 0; for (size_t mb = 0; mb < _mboard_stuff.size(); mb++){ for (size_t dsp = 0; dsp < _io_impl->rx_chan_occ[mb]; dsp++){ + _mboard_stuff[mb].rx_dsps[dsp]->set_nsamps_per_packet(get_max_recv_samps_per_packet()); //seems to be a good place to set this _io_impl->recv_handler.set_xport_chan_get_buff(chan++, boost::bind( &zero_copy_if::get_recv_buff, _mboard_stuff[mb].dsp_xports[dsp], _1 )); @@ -337,7 +341,7 @@ void usrp2_impl::update_tx_subdev_spec(const size_t which_mb, const subdev_spec_ //determine the first subdev spec that exists const std::string db_name = _tree->list(root).at(0); const std::string sd_name = _tree->list(root / db_name / "tx_frontends").at(0); - spec.push_back(db_name + ":" + sd_name); + spec.push_back(subdev_spec_pair_t(db_name, sd_name)); } if (spec.size() != 1) throw uhd::value_error("tx subdev spec has to be size 1"); diff --git a/host/lib/usrp2/usrp2_impl.cpp b/host/lib/usrp2/usrp2_impl.cpp index 44de4c99a..1c85aae9c 100644 --- a/host/lib/usrp2/usrp2_impl.cpp +++ b/host/lib/usrp2/usrp2_impl.cpp @@ -339,8 +339,6 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ // create clock control objects //////////////////////////////////////////////////////////////// _mboard_stuff[mb].clock = usrp2_clock_ctrl::make(_mboard_stuff[mb].iface); - const double tick_rate = _mboard_stuff[mb].clock->get_master_clock_rate(); - //TODO, use prop, undefine tick_rate _tree->create<double>(mb_path / "tick_rate") .publish(boost::bind(&usrp2_clock_ctrl::get_master_clock_rate, _mboard_stuff[mb].clock)) .subscribe(boost::bind(&usrp2_impl::update_tick_rate, this, _1)); @@ -421,6 +419,10 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ _mboard_stuff[mb].iface, U2_REG_SR_ADDR(SR_TX_FRONT) ); //TODO lots of properties to expose here for frontends + _tree->create<subdev_spec_t>(mb_path / "rx_subdev_spec") + .subscribe(boost::bind(&usrp2_impl::update_rx_subdev_spec, this, mb, _1)); + _tree->create<subdev_spec_t>(mb_path / "tx_subdev_spec") + .subscribe(boost::bind(&usrp2_impl::update_tx_subdev_spec, this, mb, _1)); //////////////////////////////////////////////////////////////// // create rx dsp control objects @@ -432,18 +434,20 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ _mboard_stuff[mb].iface, U2_REG_SR_ADDR(SR_RX_DSP1), U2_REG_SR_ADDR(SR_RX_CTRL1), USRP2_RX_SID_BASE + 1, true )); for (size_t dspno = 0; dspno < _mboard_stuff[mb].rx_dsps.size(); dspno++){ - _mboard_stuff[mb].rx_dsps[dspno]->set_tick_rate(tick_rate); //does not change on usrp2 + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&rx_dsp_core_200::set_tick_rate, _mboard_stuff[mb].rx_dsps[dspno], _1)); //This is a hack/fix for the lingering packet problem. //The dsp core starts streaming briefly... now we flush _mboard_stuff[mb].dsp_xports[dspno]->get_recv_buff(0.01).get(); //recv with timeout for lingering _mboard_stuff[mb].dsp_xports[dspno]->get_recv_buff(0.01).get(); //recv with timeout for expected property_tree::path_type rx_dsp_path = mb_path / str(boost::format("rx_dsps/%u") % dspno); _tree->create<double>(rx_dsp_path / "rate/value") - .subscribe_master(boost::bind(&rx_dsp_core_200::set_host_rate, _mboard_stuff[mb].rx_dsps[dspno], _1)); + .subscribe_master(boost::bind(&rx_dsp_core_200::set_host_rate, _mboard_stuff[mb].rx_dsps[dspno], _1)) + .subscribe(boost::bind(&usrp2_impl::update_rx_samp_rate, this, _1)); _tree->create<double>(rx_dsp_path / "freq/value") .subscribe_master(boost::bind(&rx_dsp_core_200::set_freq, _mboard_stuff[mb].rx_dsps[dspno], _1)); - //TODO set nsamps per packet - //TODO stream command issue + _tree->create<stream_cmd_t>(rx_dsp_path / "stream_cmd") + .subscribe(boost::bind(&rx_dsp_core_200::issue_stream_command, _mboard_stuff[mb].rx_dsps[dspno], _1)); } //////////////////////////////////////////////////////////////// @@ -452,9 +456,11 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ _mboard_stuff[mb].tx_dsp = tx_dsp_core_200::make( _mboard_stuff[mb].iface, U2_REG_SR_ADDR(SR_TX_DSP), U2_REG_SR_ADDR(SR_TX_CTRL), USRP2_TX_ASYNC_SID ); - _mboard_stuff[mb].tx_dsp->set_tick_rate(tick_rate); //does not change on usrp2 + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&tx_dsp_core_200::set_tick_rate, _mboard_stuff[mb].tx_dsp, _1)); _tree->create<double>(mb_path / "tx_dsps/0/rate/value") - .subscribe_master(boost::bind(&tx_dsp_core_200::set_host_rate, _mboard_stuff[mb].tx_dsp, _1)); + .subscribe_master(boost::bind(&tx_dsp_core_200::set_host_rate, _mboard_stuff[mb].tx_dsp, _1)) + .subscribe(boost::bind(&usrp2_impl::update_tx_samp_rate, this, _1)); _tree->create<double>(mb_path / "tx_dsps/0/freq/value") .subscribe_master(boost::bind(&tx_dsp_core_200::set_freq, _mboard_stuff[mb].tx_dsp, _1)); //TODO combine w/ codec shift @@ -463,7 +469,7 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ const size_t send_frame_size = _mboard_stuff[mb].dsp_xports.front()->get_send_frame_size(); const double ups_per_fifo = device_args[mb].cast<double>("ups_per_fifo", 8.0); _mboard_stuff[mb].tx_dsp->set_updates( - (ups_per_sec > 0.0)? size_t(tick_rate/ups_per_sec) : 0, + (ups_per_sec > 0.0)? size_t(100e6/*approx tick rate*//ups_per_sec) : 0, (ups_per_fifo > 0.0)? size_t(USRP2_SRAM_BYTES/ups_per_fifo/send_frame_size) : 0 ); @@ -478,7 +484,8 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ _mboard_stuff[mb].time64 = time64_core_200::make( _mboard_stuff[mb].iface, U2_REG_SR_ADDR(SR_TIME64), time64_rb_bases, mimo_clock_sync_delay_cycles ); - _mboard_stuff[mb].time64->set_tick_rate(tick_rate); //does not change on usrp2 + _tree->access<double>(mb_path / "tick_rate") + .subscribe(boost::bind(&time64_core_200::set_tick_rate, _mboard_stuff[mb].time64, _1)); _tree->create<time_spec_t>(mb_path / "time/now") .publish(boost::bind(&time64_core_200::get_time_now, _mboard_stuff[mb].time64)) .subscribe(boost::bind(&time64_core_200::set_time_now, _mboard_stuff[mb].time64, _1)); @@ -526,9 +533,15 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){ } } - //TODO io init - //TODO subdev spec init - //TODO tick rate init + //initialize io handling + this->io_init(); + + //do some post-init tasks + for (size_t mb = 0; mb < _mboard_stuff.size(); mb++){ + _tree->access<double>(str(boost::format("/mboards/%u/tick_rate") % mb)).update(); + _tree->access<subdev_spec_t>(str(boost::format("/mboards/%u/rx_subdev_spec") % mb)).set(subdev_spec_t()); + _tree->access<subdev_spec_t>(str(boost::format("/mboards/%u/tx_subdev_spec") % mb)).set(subdev_spec_t()); + } } |