diff options
Diffstat (limited to 'host/lib/usrp/device3')
| -rw-r--r-- | host/lib/usrp/device3/device3_io_impl.cpp | 84 |
1 files changed, 60 insertions, 24 deletions
diff --git a/host/lib/usrp/device3/device3_io_impl.cpp b/host/lib/usrp/device3/device3_io_impl.cpp index af8ce772f..753cd1235 100644 --- a/host/lib/usrp/device3/device3_io_impl.cpp +++ b/host/lib/usrp/device3/device3_io_impl.cpp @@ -103,34 +103,47 @@ void generate_channel_list( std::vector<device_addr_t> &chan_args ) { uhd::stream_args_t args = args_; - BOOST_FOREACH(const size_t chan_idx, args.channels) { - //// Find block ID for this channel: - if (args.args.has_key(str(boost::format("block_id%d") % chan_idx))) { - chan_list.push_back( - uhd::rfnoc::block_id_t( - args.args.pop(str(boost::format("block_id%d") % chan_idx)) - ) - ); - chan_args.push_back(args.args); + std::vector<uhd::rfnoc::block_id_t> chan_list_(args.channels.size()); + std::vector<device_addr_t> chan_args_(args.channels.size()); + + for (size_t i = 0; i < args.channels.size(); i++) + { + // Extract block ID + size_t chan_idx = args.channels[i]; + std::string key = str(boost::format("block_id%d") % chan_idx); + if (args.args.has_key(key)) { + chan_list_[i] = args.args.pop(key); } else if (args.args.has_key("block_id")) { - chan_list.push_back(args.args.get("block_id")); - chan_args.push_back(args.args); - chan_args.back().pop("block_id"); + chan_list[i] = args.args["block_id"]; } else { throw uhd::runtime_error(str( boost::format("Cannot create streamers: No block_id specified for channel %d.") % chan_idx )); } - //// Find block port for this channel - if (args.args.has_key(str(boost::format("block_port%d") % chan_idx))) { - chan_args.back()["block_port"] = args.args.pop(str(boost::format("block_port%d") % chan_idx)); - } else if (args.args.has_key("block_port")) { - // We have to write it again, because the chan args from the - // property tree might have overwritten this - chan_args.back()["block_port"] = args.args.get("block_port"); + + // Split off known channel specific args + key = str(boost::format("block_port%d") % chan_idx); + if (args.args.has_key(key)) { + chan_args_[i]["block_port"] = args.args.pop(key); } + key = str(boost::format("radio_id%d") % chan_idx); + if (args.args.has_key(key)) { + chan_args_[i]["radio_id"] = args.args.pop(key); + } + key = str(boost::format("radio_port%d") % chan_idx); + if (args.args.has_key(key)) { + chan_args_[i]["radio_port"] = args.args.pop(key); + } + } + + // Add all remaining args to all channel args + BOOST_FOREACH(device_addr_t &chan_arg, chan_args_) { + chan_arg = chan_arg.to_string() + "," + args.args.to_string(); } + + chan_list = chan_list_; + chan_args = chan_args_; } @@ -803,11 +816,34 @@ tx_streamer::sptr device3_impl::get_tx_stream(const uhd::stream_args_t &args_) blk_ctrl->sr_write(uhd::rfnoc::SR_RESP_IN_DST_SID, xport.recv_sid.get_dst(), block_port); UHD_STREAMER_LOG() << "[TX Streamer] resp_in_dst_sid == " << boost::format("0x%04X") % xport.recv_sid.get_dst() << std::endl; - // Find all downstream radio nodes and set their response in SID to the host - std::vector<boost::shared_ptr<uhd::rfnoc::radio_ctrl> > downstream_radio_nodes = blk_ctrl->find_downstream_node<uhd::rfnoc::radio_ctrl>(); - UHD_STREAMER_LOG() << "[TX Streamer] Number of downstream radio nodes: " << downstream_radio_nodes.size() << std::endl; - BOOST_FOREACH(const boost::shared_ptr<uhd::rfnoc::radio_ctrl> &node, downstream_radio_nodes) { - node->sr_write(uhd::rfnoc::SR_RESP_IN_DST_SID, xport.send_sid.get_src(), block_port); + + // FIXME: Once there is a better way to map the radio block and port + // to the channel or another way to receive asynchronous messages that + // is not in-band, this should be removed. + if (args.args.has_key("radio_id") and args.args.has_key("radio_port")) + { + // Find downstream radio node and set the response SID to the host + uhd::rfnoc::block_id_t radio_id(args.args["radio_id"]); + size_t radio_port = args.args.cast<size_t>("radio_port", 0); + std::vector<boost::shared_ptr<uhd::rfnoc::radio_ctrl> > downstream_radio_nodes = blk_ctrl->find_downstream_node<uhd::rfnoc::radio_ctrl>(); + UHD_STREAMER_LOG() << "[TX Streamer] Number of downstream radio nodes: " << downstream_radio_nodes.size() << std::endl; + BOOST_FOREACH(const boost::shared_ptr<uhd::rfnoc::radio_ctrl> &node, downstream_radio_nodes) { + if (node->get_block_id() == radio_id) { + node->sr_write(uhd::rfnoc::SR_RESP_IN_DST_SID, xport.send_sid.get_src(), radio_port); + } + } + } else { + // FIXME: This block is preserved for legacy behavior where the + // radio_id and radio_port are not provided. It fails if more + // than one radio is visible downstream or the port on the radio + // is not the same as the block_port. It should be removed as + // soon as possible. + // Find all downstream radio nodes and set their response SID to the host + std::vector<boost::shared_ptr<uhd::rfnoc::radio_ctrl> > downstream_radio_nodes = blk_ctrl->find_downstream_node<uhd::rfnoc::radio_ctrl>(); + UHD_STREAMER_LOG() << "[TX Streamer] Number of downstream radio nodes: " << downstream_radio_nodes.size() << std::endl; + BOOST_FOREACH(const boost::shared_ptr<uhd::rfnoc::radio_ctrl> &node, downstream_radio_nodes) { + node->sr_write(uhd::rfnoc::SR_RESP_IN_DST_SID, xport.send_sid.get_src(), block_port); + } } //Give the streamer a functor to get the send buffer |