diff options
29 files changed, 442 insertions, 124 deletions
diff --git a/host/examples/benchmark_rate.cpp b/host/examples/benchmark_rate.cpp index ed3a8580a..3a69e001b 100644 --- a/host/examples/benchmark_rate.cpp +++ b/host/examples/benchmark_rate.cpp @@ -42,37 +42,32 @@ unsigned long long num_seq_errors = 0; /*********************************************************************** * Benchmark RX Rate **********************************************************************/ -void benchmark_rx_rate(uhd::usrp::multi_usrp::sptr usrp, const std::string &rx_cpu, const std::string &rx_otw){ +void benchmark_rx_rate(uhd::usrp::multi_usrp::sptr usrp, const std::string &rx_cpu, uhd::rx_streamer::sptr rx_stream){ uhd::set_thread_priority_safe(); - //create a receive streamer - uhd::stream_args_t stream_args(rx_cpu, rx_otw); - for (size_t ch = 0; ch < usrp->get_num_mboards(); ch++) //linear channel mapping - stream_args.channels.push_back(ch); - uhd::rx_streamer::sptr rx_stream = usrp->get_rx_stream(stream_args); - //print pre-test summary std::cout << boost::format( - "Testing receive rate %f Msps" - ) % (usrp->get_rx_rate()/1e6) << std::endl; + "Testing receive rate %f Msps on %u channels" + ) % (usrp->get_rx_rate()/1e6) % rx_stream->get_num_channels() << std::endl; //setup variables and allocate buffer uhd::rx_metadata_t md; const size_t max_samps_per_packet = rx_stream->get_max_num_samps(); std::vector<char> buff(max_samps_per_packet*uhd::convert::get_bytes_per_item(rx_cpu)); std::vector<void *> buffs; - for (size_t ch = 0; ch < stream_args.channels.size(); ch++) + for (size_t ch = 0; ch < rx_stream->get_num_channels(); ch++) buffs.push_back(&buff.front()); //same buffer for each channel bool had_an_overflow = false; uhd::time_spec_t last_time; const double rate = usrp->get_rx_rate(); + issue_new_stream_cmd: uhd::stream_cmd_t cmd(uhd::stream_cmd_t::STREAM_MODE_START_CONTINUOUS); cmd.time_spec = usrp->get_time_now() + uhd::time_spec_t(0.05); cmd.stream_now = (buffs.size() == 1); - usrp->issue_stream_cmd(cmd); + rx_stream->issue_stream_cmd(cmd); while (not boost::this_thread::interruption_requested()){ - num_rx_samps += rx_stream->recv(buffs, max_samps_per_packet, md); + num_rx_samps += rx_stream->recv(buffs, max_samps_per_packet, md)*rx_stream->get_num_channels(); //handle the error codes switch(md.error_code){ @@ -87,6 +82,11 @@ void benchmark_rx_rate(uhd::usrp::multi_usrp::sptr usrp, const std::string &rx_c had_an_overflow = true; last_time = md.time_spec; num_overflows++; + if (rx_stream->get_num_channels() > 1) + { + rx_stream->issue_stream_cmd(uhd::stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS); + goto issue_new_stream_cmd; + } break; default: @@ -96,25 +96,19 @@ void benchmark_rx_rate(uhd::usrp::multi_usrp::sptr usrp, const std::string &rx_c } } - usrp->issue_stream_cmd(uhd::stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS); + rx_stream->issue_stream_cmd(uhd::stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS); } /*********************************************************************** * Benchmark TX Rate **********************************************************************/ -void benchmark_tx_rate(uhd::usrp::multi_usrp::sptr usrp, const std::string &tx_cpu, const std::string &tx_otw){ +void benchmark_tx_rate(uhd::usrp::multi_usrp::sptr usrp, const std::string &tx_cpu, uhd::tx_streamer::sptr tx_stream){ uhd::set_thread_priority_safe(); - //create a transmit streamer - uhd::stream_args_t stream_args(tx_cpu, tx_otw); - for (size_t ch = 0; ch < usrp->get_num_mboards(); ch++) //linear channel mapping - stream_args.channels.push_back(ch); - uhd::tx_streamer::sptr tx_stream = usrp->get_tx_stream(stream_args); - //print pre-test summary std::cout << boost::format( - "Testing transmit rate %f Msps" - ) % (usrp->get_tx_rate()/1e6) << std::endl; + "Testing transmit rate %f Msps on %u channels" + ) % (usrp->get_tx_rate()/1e6) % tx_stream->get_num_channels() << std::endl; //setup variables and allocate buffer uhd::tx_metadata_t md; @@ -122,12 +116,12 @@ void benchmark_tx_rate(uhd::usrp::multi_usrp::sptr usrp, const std::string &tx_c const size_t max_samps_per_packet = tx_stream->get_max_num_samps(); std::vector<char> buff(max_samps_per_packet*uhd::convert::get_bytes_per_item(tx_cpu)); std::vector<const void *> buffs; - for (size_t ch = 0; ch < stream_args.channels.size(); ch++) + for (size_t ch = 0; ch < tx_stream->get_num_channels(); ch++) buffs.push_back(&buff.front()); //same buffer for each channel md.has_time_spec = (buffs.size() != 1); while (not boost::this_thread::interruption_requested()){ - num_tx_samps += tx_stream->send(buffs, max_samps_per_packet, md); + num_tx_samps += tx_stream->send(buffs, max_samps_per_packet, md)*tx_stream->get_num_channels();; md.has_time_spec = false; } @@ -136,13 +130,13 @@ void benchmark_tx_rate(uhd::usrp::multi_usrp::sptr usrp, const std::string &tx_c tx_stream->send(buffs, 0, md); } -void benchmark_tx_rate_async_helper(uhd::usrp::multi_usrp::sptr usrp){ +void benchmark_tx_rate_async_helper(uhd::tx_streamer::sptr tx_stream){ //setup variables and allocate buffer uhd::async_metadata_t async_md; while (not boost::this_thread::interruption_requested()){ - if (not usrp->get_device()->recv_async_msg(async_md)) continue; + if (not tx_stream->recv_async_msg(async_md)) continue; //handle the error codes switch(async_md.event_code){ @@ -232,14 +226,24 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ //spawn the receive test thread if (vm.count("rx_rate")){ usrp->set_rx_rate(rx_rate); - thread_group.create_thread(boost::bind(&benchmark_rx_rate, usrp, rx_cpu, rx_otw)); + //create a receive streamer + uhd::stream_args_t stream_args(rx_cpu, rx_otw); + for (size_t ch = 0; ch < usrp->get_rx_num_channels(); ch++) //linear channel mapping + stream_args.channels.push_back(ch); + uhd::rx_streamer::sptr rx_stream = usrp->get_rx_stream(stream_args); + thread_group.create_thread(boost::bind(&benchmark_rx_rate, usrp, rx_cpu, rx_stream)); } //spawn the transmit test thread if (vm.count("tx_rate")){ usrp->set_tx_rate(tx_rate); - thread_group.create_thread(boost::bind(&benchmark_tx_rate, usrp, tx_cpu, tx_otw)); - thread_group.create_thread(boost::bind(&benchmark_tx_rate_async_helper, usrp)); + //create a transmit streamer + uhd::stream_args_t stream_args(tx_cpu, tx_otw); + for (size_t ch = 0; ch < usrp->get_tx_num_channels(); ch++) //linear channel mapping + stream_args.channels.push_back(ch); + uhd::tx_streamer::sptr tx_stream = usrp->get_tx_stream(stream_args); + thread_group.create_thread(boost::bind(&benchmark_tx_rate, usrp, tx_cpu, tx_stream)); + thread_group.create_thread(boost::bind(&benchmark_tx_rate_async_helper, tx_stream)); } //sleep for the required duration diff --git a/host/examples/latency_test.cpp b/host/examples/latency_test.cpp index 461ac9bf8..da06086f9 100644 --- a/host/examples/latency_test.cpp +++ b/host/examples/latency_test.cpp @@ -103,7 +103,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ stream_cmd.num_samps = buffer.size(); stream_cmd.stream_now = false; stream_cmd.time_spec = usrp->get_time_now() + uhd::time_spec_t(0.01); - usrp->issue_stream_cmd(stream_cmd); + rx_stream->issue_stream_cmd(stream_cmd); /*************************************************************** * Receive the requested packet @@ -133,7 +133,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ * Check the async messages for result **************************************************************/ uhd::async_metadata_t async_md; - if (not usrp->get_device()->recv_async_msg(async_md)){ + if (not tx_stream->recv_async_msg(async_md)){ std::cout << boost::format("failed:\n Async message recv timed out.\n") << std::endl; continue; } diff --git a/host/examples/rx_ascii_art_dft.cpp b/host/examples/rx_ascii_art_dft.cpp index 1aede51a4..df3256b09 100644 --- a/host/examples/rx_ascii_art_dft.cpp +++ b/host/examples/rx_ascii_art_dft.cpp @@ -148,7 +148,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ //-- Initialize //------------------------------------------------------------------ initscr(); //curses init - usrp->issue_stream_cmd(uhd::stream_cmd_t::STREAM_MODE_START_CONTINUOUS); + rx_stream->issue_stream_cmd(uhd::stream_cmd_t::STREAM_MODE_START_CONTINUOUS); boost::system_time next_refresh = boost::get_system_time(); //------------------------------------------------------------------ @@ -189,7 +189,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ //------------------------------------------------------------------ //-- Cleanup //------------------------------------------------------------------ - usrp->issue_stream_cmd(uhd::stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS); + rx_stream->issue_stream_cmd(uhd::stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS); endwin(); //curses done //finished diff --git a/host/examples/rx_multi_samples.cpp b/host/examples/rx_multi_samples.cpp index 83d648eb5..4f312ad36 100644 --- a/host/examples/rx_multi_samples.cpp +++ b/host/examples/rx_multi_samples.cpp @@ -126,7 +126,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ stream_cmd.num_samps = total_num_samps; stream_cmd.stream_now = false; stream_cmd.time_spec = uhd::time_spec_t(seconds_in_future); - usrp->issue_stream_cmd(stream_cmd); //tells all channels to stream + rx_stream->issue_stream_cmd(stream_cmd); //tells all channels to stream //meta-data will be filled in by recv() uhd::rx_metadata_t md; diff --git a/host/examples/rx_samples_to_file.cpp b/host/examples/rx_samples_to_file.cpp index d0a02a6c1..1e833defa 100644 --- a/host/examples/rx_samples_to_file.cpp +++ b/host/examples/rx_samples_to_file.cpp @@ -58,7 +58,7 @@ template<typename samp_type> void recv_to_file( stream_cmd.num_samps = num_requested_samples; stream_cmd.stream_now = true; stream_cmd.time_spec = uhd::time_spec_t(); - usrp->issue_stream_cmd(stream_cmd); + rx_stream->issue_stream_cmd(stream_cmd); while(not stop_signal_called and (num_requested_samples != num_total_samps or num_requested_samples == 0)){ size_t num_rx_samps = rx_stream->recv(&buff.front(), buff.size(), md, 3.0); diff --git a/host/examples/rx_samples_to_udp.cpp b/host/examples/rx_samples_to_udp.cpp index f637f9313..0b3c6dce3 100644 --- a/host/examples/rx_samples_to_udp.cpp +++ b/host/examples/rx_samples_to_udp.cpp @@ -127,7 +127,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ uhd::stream_cmd_t stream_cmd(uhd::stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_DONE); stream_cmd.num_samps = total_num_samps; stream_cmd.stream_now = true; - usrp->issue_stream_cmd(stream_cmd); + rx_stream->issue_stream_cmd(stream_cmd); //loop until total number of samples reached size_t num_acc_samps = 0; //number of accumulated samples diff --git a/host/examples/rx_timed_samples.cpp b/host/examples/rx_timed_samples.cpp index f0d49b4bd..0eea2ffee 100644 --- a/host/examples/rx_timed_samples.cpp +++ b/host/examples/rx_timed_samples.cpp @@ -83,7 +83,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ stream_cmd.num_samps = total_num_samps; stream_cmd.stream_now = false; stream_cmd.time_spec = uhd::time_spec_t(seconds_in_future); - usrp->issue_stream_cmd(stream_cmd); + rx_stream->issue_stream_cmd(stream_cmd); //meta-data will be filled in by recv() uhd::rx_metadata_t md; diff --git a/host/examples/test_messages.cpp b/host/examples/test_messages.cpp index 6f2ddfe28..e39a8bd30 100644 --- a/host/examples/test_messages.cpp +++ b/host/examples/test_messages.cpp @@ -46,7 +46,7 @@ bool test_late_command_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streame stream_cmd.num_samps = rx_stream->get_max_num_samps(); stream_cmd.stream_now = false; stream_cmd.time_spec = uhd::time_spec_t(100.0); //time in the past - usrp->issue_stream_cmd(stream_cmd); + rx_stream->issue_stream_cmd(stream_cmd); std::vector<std::complex<float> > buff(rx_stream->get_max_num_samps()); uhd::rx_metadata_t md; @@ -90,7 +90,7 @@ bool test_broken_chain_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streame uhd::stream_cmd_t stream_cmd(uhd::stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_MORE); stream_cmd.stream_now = true; stream_cmd.num_samps = rx_stream->get_max_num_samps(); - usrp->issue_stream_cmd(stream_cmd); + rx_stream->issue_stream_cmd(stream_cmd); std::vector<std::complex<float> > buff(rx_stream->get_max_num_samps()); uhd::rx_metadata_t md; @@ -132,7 +132,7 @@ bool test_broken_chain_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streame * Send a burst of many samples that will fragment internally. * We expect to get an burst ack async message. */ -bool test_burst_ack_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streamer::sptr, uhd::tx_streamer::sptr tx_stream){ +bool test_burst_ack_message(uhd::usrp::multi_usrp::sptr, uhd::rx_streamer::sptr, uhd::tx_streamer::sptr tx_stream){ std::cout << "Test burst ack message... " << std::flush; uhd::tx_metadata_t md; @@ -148,7 +148,7 @@ bool test_burst_ack_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streamer:: ); uhd::async_metadata_t async_md; - if (not usrp->get_device()->recv_async_msg(async_md)){ + if (not tx_stream->recv_async_msg(async_md)){ std::cout << boost::format( "failed:\n" " Async message recv timed out.\n" @@ -178,7 +178,7 @@ bool test_burst_ack_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streamer:: * Send a start of burst packet with no following end of burst. * We expect to get an underflow(within a burst) async message. */ -bool test_underflow_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streamer::sptr, uhd::tx_streamer::sptr tx_stream){ +bool test_underflow_message(uhd::usrp::multi_usrp::sptr, uhd::rx_streamer::sptr, uhd::tx_streamer::sptr tx_stream){ std::cout << "Test underflow message... " << std::flush; uhd::tx_metadata_t md; @@ -189,7 +189,7 @@ bool test_underflow_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streamer:: tx_stream->send("", 0, md); uhd::async_metadata_t async_md; - if (not usrp->get_device()->recv_async_msg(async_md, 1)){ + if (not tx_stream->recv_async_msg(async_md, 1)){ std::cout << boost::format( "failed:\n" " Async message recv timed out.\n" @@ -233,7 +233,7 @@ bool test_time_error_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streamer: tx_stream->send("", 0, md); uhd::async_metadata_t async_md; - if (not usrp->get_device()->recv_async_msg(async_md)){ + if (not tx_stream->recv_async_msg(async_md)){ std::cout << boost::format( "failed:\n" " Async message recv timed out.\n" @@ -258,9 +258,9 @@ bool test_time_error_message(uhd::usrp::multi_usrp::sptr usrp, uhd::rx_streamer: } } -void flush_async(uhd::usrp::multi_usrp::sptr usrp){ +void flush_async(uhd::tx_streamer::sptr tx_stream){ uhd::async_metadata_t async_md; - while (usrp->get_device()->recv_async_msg(async_md)){} + while (tx_stream->recv_async_msg(async_md)){} } void flush_recv(uhd::rx_streamer::sptr rx_stream){ @@ -331,7 +331,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ for (size_t n = 0; n < ntests; n++){ std::string key = tests.keys()[std::rand() % tests.size()]; bool pass = tests[key](usrp, rx_stream, tx_stream); - flush_async(usrp); + flush_async(tx_stream); flush_recv(rx_stream); //store result diff --git a/host/examples/test_timed_commands.cpp b/host/examples/test_timed_commands.cpp index cecf1607c..5dee58887 100644 --- a/host/examples/test_timed_commands.cpp +++ b/host/examples/test_timed_commands.cpp @@ -97,7 +97,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ stream_cmd.stream_now = true; const uhd::time_spec_t stream_time = usrp->get_time_now() + uhd::time_spec_t(0.1); usrp->set_command_time(stream_time); - usrp->issue_stream_cmd(stream_cmd); + rx_stream->issue_stream_cmd(stream_cmd); usrp->clear_command_time(); //meta-data will be filled in by recv() diff --git a/host/examples/transport_hammer.cpp b/host/examples/transport_hammer.cpp index ff35ceb21..a44e81a82 100644 --- a/host/examples/transport_hammer.cpp +++ b/host/examples/transport_hammer.cpp @@ -41,15 +41,9 @@ unsigned long long num_seq_errors = 0; /*********************************************************************** * RX Hammer **********************************************************************/ -void rx_hammer(uhd::usrp::multi_usrp::sptr usrp, const std::string &rx_cpu, const std::string &rx_otw){ +void rx_hammer(uhd::usrp::multi_usrp::sptr usrp, const std::string &rx_cpu, uhd::rx_streamer::sptr rx_stream){ uhd::set_thread_priority_safe(); - //create a receive streamer - uhd::stream_args_t stream_args(rx_cpu, rx_otw); - for (size_t ch = 0; ch < usrp->get_num_mboards(); ch++) //linear channel mapping - stream_args.channels.push_back(ch); - uhd::rx_streamer::sptr rx_stream = usrp->get_rx_stream(stream_args); - //print pre-test summary std::cout << boost::format( "Testing receive rate %f Msps" @@ -60,7 +54,7 @@ void rx_hammer(uhd::usrp::multi_usrp::sptr usrp, const std::string &rx_cpu, cons const size_t max_samps_per_packet = rx_stream->get_max_num_samps(); std::vector<char> buff(max_samps_per_packet*uhd::convert::get_bytes_per_item(rx_cpu)); std::vector<void *> buffs; - for (size_t ch = 0; ch < stream_args.channels.size(); ch++) + for (size_t ch = 0; ch < rx_stream->get_num_channels(); ch++) buffs.push_back(&buff.front()); //same buffer for each channel bool had_an_overflow = false; uhd::time_spec_t last_time; @@ -74,7 +68,7 @@ void rx_hammer(uhd::usrp::multi_usrp::sptr usrp, const std::string &rx_cpu, cons while (not boost::this_thread::interruption_requested()){ cmd.num_samps = rand() % 100000; - usrp->issue_stream_cmd(cmd); + rx_stream->issue_stream_cmd(cmd); num_rx_samps += rx_stream->recv(buffs, max_samps_per_packet, md, timeout, true); //handle the error codes @@ -103,16 +97,15 @@ void rx_hammer(uhd::usrp::multi_usrp::sptr usrp, const std::string &rx_cpu, cons /*********************************************************************** * TX Hammer **********************************************************************/ -void tx_hammer(uhd::usrp::multi_usrp::sptr usrp, const std::string &tx_cpu, const std::string &tx_otw){ +void tx_hammer(uhd::usrp::multi_usrp::sptr usrp, const std::string &tx_cpu, uhd::tx_streamer::sptr tx_stream){ uhd::set_thread_priority_safe(); - //create a transmit streamer - uhd::stream_args_t stream_args(tx_cpu, tx_otw); - for (size_t ch = 0; ch < usrp->get_num_mboards(); ch++) //linear channel mapping - stream_args.channels.push_back(ch); - uhd::tx_streamer::sptr tx_stream = usrp->get_tx_stream(stream_args); uhd::tx_metadata_t md; - std::vector<std::complex<float> > buff(10000); + const size_t max_samps_per_packet = tx_stream->get_max_num_samps(); + std::vector<char> buff(max_samps_per_packet*uhd::convert::get_bytes_per_item(tx_cpu)); + std::vector<void *> buffs; + for (size_t ch = 0; ch < tx_stream->get_num_channels(); ch++) + buffs.push_back(&buff.front()); //same buffer for each channel //print pre-test summary std::cout << boost::format( @@ -130,7 +123,7 @@ void tx_hammer(uhd::usrp::multi_usrp::sptr usrp, const std::string &tx_cpu, cons while(num_acc_samps < total_num_samps){ //send a single packet - num_tx_samps += tx_stream->send(&buff, tx_stream->get_max_num_samps(), md, timeout); + num_tx_samps += tx_stream->send(buffs, max_samps_per_packet, md, timeout); num_acc_samps += std::min(total_num_samps-num_acc_samps, tx_stream->get_max_num_samps()); } @@ -140,13 +133,13 @@ void tx_hammer(uhd::usrp::multi_usrp::sptr usrp, const std::string &tx_cpu, cons } } -void tx_hammer_async_helper(uhd::usrp::multi_usrp::sptr usrp){ +void tx_hammer_async_helper(uhd::tx_streamer::sptr tx_stream){ //setup variables and allocate buffer uhd::async_metadata_t async_md; while (not boost::this_thread::interruption_requested()){ - if (not usrp->get_device()->recv_async_msg(async_md)) continue; + if (not tx_stream->recv_async_msg(async_md)) continue; //handle the error codes switch(async_md.event_code){ @@ -239,14 +232,24 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ //spawn the receive test thread if (vm.count("rx_rate")){ usrp->set_rx_rate(rx_rate); - thread_group.create_thread(boost::bind(&rx_hammer, usrp, rx_cpu, rx_otw)); + //create a receive streamer + uhd::stream_args_t stream_args(rx_cpu, rx_otw); + for (size_t ch = 0; ch < usrp->get_num_mboards(); ch++) //linear channel mapping + stream_args.channels.push_back(ch); + uhd::rx_streamer::sptr rx_stream = usrp->get_rx_stream(stream_args); + thread_group.create_thread(boost::bind(&rx_hammer, usrp, rx_cpu, rx_stream)); } //spawn the transmit test thread if (vm.count("tx_rate")){ usrp->set_tx_rate(tx_rate); - thread_group.create_thread(boost::bind(&tx_hammer, usrp, tx_cpu, tx_otw)); - thread_group.create_thread(boost::bind(&tx_hammer_async_helper, usrp)); + //create a transmit streamer + uhd::stream_args_t stream_args(tx_cpu, tx_otw); + for (size_t ch = 0; ch < usrp->get_num_mboards(); ch++) //linear channel mapping + stream_args.channels.push_back(ch); + uhd::tx_streamer::sptr tx_stream = usrp->get_tx_stream(stream_args); + thread_group.create_thread(boost::bind(&tx_hammer, usrp, tx_cpu, tx_stream)); + thread_group.create_thread(boost::bind(&tx_hammer_async_helper, tx_stream)); } //sleep for the required duration diff --git a/host/examples/tx_bursts.cpp b/host/examples/tx_bursts.cpp index 8dd4a002c..c58d3e178 100644 --- a/host/examples/tx_bursts.cpp +++ b/host/examples/tx_bursts.cpp @@ -147,7 +147,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ uhd::async_metadata_t async_md; bool got_async_burst_ack = false; //loop through all messages for the ACK packet (may have underflow messages in queue) - while (not got_async_burst_ack and usrp->get_device()->recv_async_msg(async_md, seconds_in_future)){ + while (not got_async_burst_ack and tx_stream->recv_async_msg(async_md, seconds_in_future)){ got_async_burst_ack = (async_md.event_code == uhd::async_metadata_t::EVENT_CODE_BURST_ACK); } std::cout << (got_async_burst_ack? "success" : "fail") << std::endl; diff --git a/host/examples/tx_timed_samples.cpp b/host/examples/tx_timed_samples.cpp index 4cc31a7c0..2eef80389 100644 --- a/host/examples/tx_timed_samples.cpp +++ b/host/examples/tx_timed_samples.cpp @@ -116,7 +116,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){ uhd::async_metadata_t async_md; bool got_async_burst_ack = false; //loop through all messages for the ACK packet (may have underflow messages in queue) - while (not got_async_burst_ack and usrp->get_device()->recv_async_msg(async_md, timeout)){ + while (not got_async_burst_ack and tx_stream->recv_async_msg(async_md, timeout)){ got_async_burst_ack = (async_md.event_code == uhd::async_metadata_t::EVENT_CODE_BURST_ACK); } std::cout << (got_async_burst_ack? "success" : "fail") << std::endl; diff --git a/host/examples/txrx_loopback_to_file.cpp b/host/examples/txrx_loopback_to_file.cpp index 9dc348da8..ef119b689 100644 --- a/host/examples/txrx_loopback_to_file.cpp +++ b/host/examples/txrx_loopback_to_file.cpp @@ -151,7 +151,7 @@ template<typename samp_type> void recv_to_file( stream_cmd.num_samps = num_requested_samples; stream_cmd.stream_now = false; stream_cmd.time_spec = uhd::time_spec_t(settling_time); - usrp->issue_stream_cmd(stream_cmd); + rx_stream->issue_stream_cmd(stream_cmd); while(not stop_signal_called and (num_requested_samples != num_total_samps or num_requested_samples == 0)){ size_t num_rx_samps = rx_stream->recv(&buff.front(), buff.size(), md, timeout); diff --git a/host/include/uhd/device.hpp b/host/include/uhd/device.hpp index 89c6332da..de39383c9 100644 --- a/host/include/uhd/device.hpp +++ b/host/include/uhd/device.hpp @@ -82,16 +82,6 @@ public: //! Make a new transmit streamer from the streamer arguments virtual tx_streamer::sptr get_tx_stream(const stream_args_t &args) = 0; - /*! - * Receive and asynchronous message from the device. - * \param async_metadata the metadata to be filled in - * \param timeout the timeout in seconds to wait for a message - * \return true when the async_metadata is valid, false for timeout - */ - virtual bool recv_async_msg( - async_metadata_t &async_metadata, double timeout = 0.1 - ) = 0; - //! Get access to the underlying property structure virtual boost::shared_ptr<property_tree> get_tree(void) const = 0; diff --git a/host/include/uhd/device_deprecated.ipp b/host/include/uhd/device_deprecated.ipp index 0ee1cd706..58c43a876 100644 --- a/host/include/uhd/device_deprecated.ipp +++ b/host/include/uhd/device_deprecated.ipp @@ -184,6 +184,16 @@ size_t get_max_recv_samps_per_packet(void){ return _rx_streamer->get_max_num_samps(); } +/*! + * Receive and asynchronous message from the device. + * \param async_metadata the metadata to be filled in + * \param timeout the timeout in seconds to wait for a message + * \return true when the async_metadata is valid, false for timeout + */ +virtual bool recv_async_msg( + async_metadata_t &async_metadata, double timeout = 0.1 +) = 0; + private: rx_streamer::sptr _rx_streamer; io_type_t::tid_t _recv_tid; diff --git a/host/include/uhd/exception.hpp b/host/include/uhd/exception.hpp index c05861788..69e902fd5 100644 --- a/host/include/uhd/exception.hpp +++ b/host/include/uhd/exception.hpp @@ -157,9 +157,9 @@ namespace uhd{ * If the code evaluates to false, throw an assertion error. * \param code the code that resolved to a boolean */ - #define UHD_ASSERT_THROW(code) if (not (code)) \ + #define UHD_ASSERT_THROW(code) {if (not (code)) \ throw uhd::assertion_error(UHD_THROW_SITE_INFO(#code)); \ - else void(0) + } } //namespace uhd diff --git a/host/include/uhd/stream.hpp b/host/include/uhd/stream.hpp index c05e8a1e9..75b097ded 100644 --- a/host/include/uhd/stream.hpp +++ b/host/include/uhd/stream.hpp @@ -1,5 +1,5 @@ // -// Copyright 2011-2012 Ettus Research LLC +// Copyright 2011-2013 Ettus Research LLC // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by @@ -21,6 +21,7 @@ #include <uhd/config.hpp> #include <uhd/types/metadata.hpp> #include <uhd/types/device_addr.hpp> +#include <uhd/types/stream_cmd.hpp> #include <uhd/types/ref_vector.hpp> #include <boost/utility.hpp> #include <boost/shared_ptr.hpp> @@ -172,6 +173,19 @@ public: const double timeout = 0.1, const bool one_packet = false ) = 0; + + /*! + * Issue a stream command to the usrp device. + * This tells the usrp to send samples into the host. + * See the documentation for stream_cmd_t for more info. + * + * With multiple devices, the first stream command in a chain of commands + * should have a time spec in the near future and stream_now = false; + * to ensure that the packets can be aligned by their time specs. + * + * \param stream_cmd the stream command to issue + */ + virtual void issue_stream_cmd(const stream_cmd_t &stream_cmd) = 0; }; /*! @@ -221,6 +235,16 @@ public: const tx_metadata_t &metadata, const double timeout = 0.1 ) = 0; + + /*! + * Receive and asynchronous message from this TX stream. + * \param async_metadata the metadata to be filled in + * \param timeout the timeout in seconds to wait for a message + * \return true when the async_metadata is valid, false for timeout + */ + virtual bool recv_async_msg( + async_metadata_t &async_metadata, double timeout = 0.1 + ) = 0; }; } //namespace uhd diff --git a/host/include/uhd/transport/bounded_buffer.ipp b/host/include/uhd/transport/bounded_buffer.ipp index 9c24005b7..35ffb293b 100644 --- a/host/include/uhd/transport/bounded_buffer.ipp +++ b/host/include/uhd/transport/bounded_buffer.ipp @@ -1,5 +1,5 @@ // -// Copyright 2010-2011 Ettus Research LLC +// Copyright 2010-2013 Ettus Research LLC // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by @@ -26,7 +26,7 @@ #include <boost/thread/condition.hpp> #include <boost/thread/locks.hpp> -namespace uhd{ namespace transport{ namespace{ /*anon*/ +namespace uhd{ namespace transport{ template <typename elem_type> class bounded_buffer_detail : boost::noncopyable{ public: @@ -142,6 +142,6 @@ namespace uhd{ namespace transport{ namespace{ /*anon*/ } }; -}}} //namespace +}} //namespace #endif /* INCLUDED_UHD_TRANSPORT_BOUNDED_BUFFER_IPP */ diff --git a/host/include/uhd/transport/vrt_if_packet.hpp b/host/include/uhd/transport/vrt_if_packet.hpp index 1be480874..d16892281 100644 --- a/host/include/uhd/transport/vrt_if_packet.hpp +++ b/host/include/uhd/transport/vrt_if_packet.hpp @@ -1,5 +1,5 @@ // -// Copyright 2010 Ettus Research LLC +// Copyright 2010-2013 Ettus Research LLC // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by @@ -26,6 +26,9 @@ namespace uhd{ namespace transport{ namespace vrt{ + //! The maximum number of 32-bit words in the vrlp link layer + static const size_t num_vrl_words32 = 3; + //! The maximum number of 32-bit words in a vrt if packet header static const size_t max_if_hdr_words32 = 7; //hdr+sid+cid+tsi+tsf @@ -34,12 +37,24 @@ namespace vrt{ * The size fields are used for input and output depending upon * the operation used (ie the pack or unpack function call). */ - struct UHD_API if_packet_info_t{ - //packet type (pack only supports data) - enum packet_type_t { + struct UHD_API if_packet_info_t + { + if_packet_info_t(void); + + //link layer type - always set for pack and unpack + enum link_type_t + { + LINK_TYPE_NONE = 0x0, + LINK_TYPE_CHDR = 0x1, + LINK_TYPE_VRLP = 0x2, + } link_type; + + //packet type + enum packet_type_t + { PACKET_TYPE_DATA = 0x0, - PACKET_TYPE_EXTENSION = 0x1, - PACKET_TYPE_CONTEXT = 0x2 + PACKET_TYPE_IF_EXT = 0x1, + PACKET_TYPE_CONTEXT = 0x2, //extension context: has_sid = true } packet_type; //size fields @@ -100,6 +115,22 @@ namespace vrt{ if_packet_info_t &if_packet_info ); + UHD_INLINE if_packet_info_t::if_packet_info_t(void): + link_type(LINK_TYPE_NONE), + packet_type(PACKET_TYPE_DATA), + num_payload_words32(0), + num_payload_bytes(0), + num_header_words32(0), + num_packet_words32(0), + packet_count(0), + sob(false), eob(false), + has_sid(false), sid(0), + has_cid(false), cid(0), + has_tsi(false), tsi(0), + has_tsf(false), tsf(0), + has_tlr(false), tlr(0) + {} + } //namespace vrt }} //namespace diff --git a/host/lib/transport/gen_vrt_if_packet.py b/host/lib/transport/gen_vrt_if_packet.py index e28ce3aae..56e7c61bf 100644 --- a/host/lib/transport/gen_vrt_if_packet.py +++ b/host/lib/transport/gen_vrt_if_packet.py @@ -1,6 +1,6 @@ #!/usr/bin/env python # -# Copyright 2010-2011 Ettus Research LLC +# Copyright 2010-2013 Ettus Research LLC # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -48,12 +48,14 @@ TMPL_TEXT = """ using namespace uhd; using namespace uhd::transport; +using namespace uhd::transport::vrt; typedef size_t pred_type; typedef std::vector<pred_type> pred_table_type; #define pred_table_index(hdr) ((hdr >> 20) & 0x1ff) -static pred_table_type get_pred_unpack_table(void){ +static pred_table_type get_pred_unpack_table(void) +{ pred_table_type table(1 << 9, 0); //only 9 bits useful here (20-28) for (size_t i = 0; i < table.size(); i++){ boost::uint32_t vrt_hdr_word = i << 20; @@ -74,13 +76,43 @@ static const pred_table_type pred_unpack_table(get_pred_unpack_table()); //maps num empty bytes to trailer bits static const size_t occ_table[] = {0, 2, 1, 3}; +const boost::uint32_t VRLP = ('V' << 24) | ('R' << 16) | ('L' << 8) | ('P' << 0); +const boost::uint32_t VEND = ('V' << 24) | ('E' << 16) | ('N' << 8) | ('D' << 0); + +UHD_INLINE static boost::uint32_t chdr_to_vrt(const boost::uint32_t chdr, size_t &packet_count) +{ + boost::uint32_t vrt = chdr & 0xffff; //words32 + packet_count = (chdr >> 16) & 0xfff; + vrt |= ((chdr >> 31) & 0x1) << 30; //context packet + vrt |= ((chdr >> 30) & 0x1) << 26; //has tlr + vrt |= ((chdr >> 29) & 0x1) << 20; //has tsf + vrt |= ((chdr >> 28) & 0x1) << 24; //has eob + vrt |= (0x1) << 28; //has sid (always) + return vrt; +} + +UHD_INLINE static boost::uint32_t vrt_to_chdr(const boost::uint32_t vrt, const size_t packet_count) +{ + boost::uint32_t chdr = vrt & 0xffff; //words32 + chdr |= (packet_count & 0xfff) << 16; + chdr |= ((vrt >> 30) & 0x1) << 31; //context packet + chdr |= ((vrt >> 26) & 0x1) << 30; //has tlr + chdr |= ((vrt >> 20) & 0x1) << 29; //has tsf + chdr |= ((vrt >> 24) & 0x1) << 28; //has eob + return chdr; +} + ######################################################################## #def gen_code($XE_MACRO, $suffix) ######################################################################## -void vrt::if_hdr_pack_$(suffix)( +/*********************************************************************** + * interal impl of packing VRT IF header only + **********************************************************************/ +UHD_INLINE void __if_hdr_pack_$(suffix)( boost::uint32_t *packet_buff, - if_packet_info_t &if_packet_info + if_packet_info_t &if_packet_info, + boost::uint32_t &vrt_hdr_word32 ){ boost::uint32_t vrt_hdr_flags = 0; @@ -154,31 +186,33 @@ void vrt::if_hdr_pack_$(suffix)( } //fill in complete header word - packet_buff[0] = $(XE_MACRO)(boost::uint32_t(0 + vrt_hdr_word32 = boost::uint32_t(0 | (if_packet_info.packet_type << 29) | vrt_hdr_flags | ((if_packet_info.packet_count & 0xf) << 16) | (if_packet_info.num_packet_words32 & 0xffff) - )); + ); } -void vrt::if_hdr_unpack_$(suffix)( +/*********************************************************************** + * interal impl of unpacking VRT IF header only + **********************************************************************/ +UHD_INLINE void __if_hdr_unpack_$(suffix)( const boost::uint32_t *packet_buff, - if_packet_info_t &if_packet_info + if_packet_info_t &if_packet_info, + const boost::uint32_t vrt_hdr_word32 ){ - //extract vrt header - boost::uint32_t vrt_hdr_word = $(XE_MACRO)(packet_buff[0]); - size_t packet_words32 = vrt_hdr_word & 0xffff; + const size_t packet_words32 = vrt_hdr_word32 & 0xffff; //failure case if (if_packet_info.num_packet_words32 < packet_words32) throw uhd::value_error("bad vrt header or packet fragment"); //extract fields from the header - if_packet_info.packet_type = if_packet_info_t::packet_type_t(vrt_hdr_word >> 29); - if_packet_info.packet_count = (vrt_hdr_word >> 16) & 0xf; + if_packet_info.packet_type = if_packet_info_t::packet_type_t(vrt_hdr_word32 >> 29); + if_packet_info.packet_count = (vrt_hdr_word32 >> 16) & 0xf; - const pred_type pred = pred_unpack_table[pred_table_index(vrt_hdr_word)]; + const pred_type pred = pred_unpack_table[pred_table_index(vrt_hdr_word32)]; size_t empty_bytes = 0; @@ -259,6 +293,84 @@ void vrt::if_hdr_unpack_$(suffix)( } } +/*********************************************************************** + * link layer + VRT IF packing + **********************************************************************/ +void vrt::if_hdr_pack_$(suffix)( + boost::uint32_t *packet_buff, + if_packet_info_t &if_packet_info +){ + boost::uint32_t vrt_hdr_word32 = 0; + switch (if_packet_info.link_type) + { + case if_packet_info_t::LINK_TYPE_NONE: + __if_hdr_pack_$(suffix)(packet_buff, if_packet_info, vrt_hdr_word32); + packet_buff[0] = $(XE_MACRO)(vrt_hdr_word32); + break; + + case if_packet_info_t::LINK_TYPE_CHDR: + { + __if_hdr_pack_$(suffix)(packet_buff, if_packet_info, vrt_hdr_word32); + const boost::uint32_t chdr = vrt_to_chdr(vrt_hdr_word32, if_packet_info.packet_count); + packet_buff[0] = $(XE_MACRO)(chdr); + break; + } + + case if_packet_info_t::LINK_TYPE_VRLP: + __if_hdr_pack_$(suffix)(packet_buff+2, if_packet_info, vrt_hdr_word32); + if_packet_info.num_header_words32 += 2; + if_packet_info.num_packet_words32 += 3; + packet_buff[0] = $(XE_MACRO)(VRLP); + packet_buff[1] = $(XE_MACRO)(boost::uint32_t( + (if_packet_info.num_packet_words32 & 0xfffff) | + ((if_packet_info.packet_count & 0xfff) << 20) + )); + packet_buff[2] = $(XE_MACRO)(vrt_hdr_word32); + packet_buff[if_packet_info.num_packet_words32-1] = $(XE_MACRO)(VEND); + break; + } +} + +/*********************************************************************** + * link layer + VRT IF unpacking + **********************************************************************/ +void vrt::if_hdr_unpack_$(suffix)( + const boost::uint32_t *packet_buff, + if_packet_info_t &if_packet_info +){ + boost::uint32_t vrt_hdr_word32 = 0; + switch (if_packet_info.link_type) + { + case if_packet_info_t::LINK_TYPE_NONE: + vrt_hdr_word32 = $(XE_MACRO)(packet_buff[0]); + __if_hdr_unpack_$(suffix)(packet_buff, if_packet_info, vrt_hdr_word32); + break; + + case if_packet_info_t::LINK_TYPE_CHDR: + { + const boost::uint32_t chdr = $(XE_MACRO)(packet_buff[0]); + size_t packet_count = 0; + vrt_hdr_word32 = chdr_to_vrt(chdr, packet_count); + __if_hdr_unpack_$(suffix)(packet_buff, if_packet_info, vrt_hdr_word32); + if_packet_info.packet_count = packet_count; + break; + } + + case if_packet_info_t::LINK_TYPE_VRLP: + { + if ($(XE_MACRO)(packet_buff[0]) != VRLP) throw uhd::value_error("bad vrl header VRLP"); + const boost::uint32_t vrl_hdr = $(XE_MACRO)(packet_buff[1]); + vrt_hdr_word32 = $(XE_MACRO)(packet_buff[2]); + if (if_packet_info.num_packet_words32 < (vrl_hdr & 0xfffff)) throw uhd::value_error("bad vrl header or packet fragment"); + if ($(XE_MACRO)(packet_buff[(vrl_hdr & 0xfffff)-1]) != VEND) throw uhd::value_error("bad vrl trailer VEND"); + __if_hdr_unpack_$(suffix)(packet_buff+2, if_packet_info, vrt_hdr_word32); + if_packet_info.num_header_words32 += 2; //add vrl header + if_packet_info.packet_count = (vrl_hdr >> 20) & 0xfff; + break; + } + } +} + ######################################################################## #end def ######################################################################## diff --git a/host/lib/transport/super_recv_packet_handler.hpp b/host/lib/transport/super_recv_packet_handler.hpp index 5a75d5f0d..75d1f3068 100644 --- a/host/lib/transport/super_recv_packet_handler.hpp +++ b/host/lib/transport/super_recv_packet_handler.hpp @@ -63,6 +63,8 @@ static inline void handle_overflow_nop(void){} class recv_packet_handler{ public: typedef boost::function<managed_recv_buffer::sptr(double)> get_buff_type; + typedef boost::function<void(const size_t)> handle_flowctrl_type; + typedef boost::function<void(const stream_cmd_t&)> issue_stream_cmd_type; typedef void(*vrt_unpacker_type)(const boost::uint32_t *, vrt::if_packet_info_t &); //typedef boost::function<void(const boost::uint32_t *, vrt::if_packet_info_t &)> vrt_unpacker_type; @@ -139,6 +141,19 @@ public: _props.at(xport_chan).get_buff = get_buff; } + /*! + * Set the function to handle flow control + * \param xport_chan which transport channel + * \param handle_flowctrl the callback function + */ + void set_xport_handle_flowctrl(const size_t xport_chan, const handle_flowctrl_type &handle_flowctrl, const size_t update_window, const bool do_init = false) + { + _props.at(xport_chan).handle_flowctrl = handle_flowctrl; + //we need the window size to be within the 0xfff (max 12 bit seq) + _props.at(xport_chan).fc_update_window = std::min<size_t>(update_window, 0xfff); + if (do_init) handle_flowctrl(0); + } + //! Set the conversion routine for all channels void set_converter(const uhd::convert::id_type &id){ _num_outputs = id.num_outputs; @@ -158,6 +173,21 @@ public: _converter->set_scalar(scale_factor); } + //! Set the callback to issue stream commands + void set_issue_stream_cmd(const size_t xport_chan, const issue_stream_cmd_type &issue_stream_cmd) + { + _props.at(xport_chan).issue_stream_cmd = issue_stream_cmd; + } + + //! Overload call to issue stream commands + void issue_stream_cmd(const stream_cmd_t &stream_cmd) + { + for (size_t i = 0; i < _props.size(); i++) + { + if (_props[i].issue_stream_cmd) _props[i].issue_stream_cmd(stream_cmd); + } + } + /******************************************************************* * Receive: * The entry point for the fast-path receive calls. @@ -219,8 +249,11 @@ private: handle_overflow(&handle_overflow_nop) {} get_buff_type get_buff; + issue_stream_cmd_type issue_stream_cmd; size_t packet_count; handle_overflow_type handle_overflow; + handle_flowctrl_type handle_flowctrl; + size_t fc_update_window; }; std::vector<xport_chan_props_type> _props; size_t _num_outputs; @@ -302,6 +335,15 @@ private: info.time = time_spec_t::from_ticks(info.ifpi.tsf, _tick_rate); //assumes has_tsf is true info.copy_buff = reinterpret_cast<const char *>(info.vrt_hdr + info.ifpi.num_header_words32); + //handle flow control + if (_props[index].handle_flowctrl) + { + if ((info.ifpi.packet_count % _props[index].fc_update_window/2) == 0) + { + _props[index].handle_flowctrl(info.ifpi.packet_count); + } + } + //-------------------------------------------------------------- //-- Determine return conditions: //-- The order of these checks is HOLY. @@ -314,8 +356,9 @@ private: //2) check for sequence errors #ifndef SRPH_DONT_CHECK_SEQUENCE + const size_t seq_mask = (info.ifpi.link_type == vrt::if_packet_info_t::LINK_TYPE_NONE)? 0xf : 0xfff; const size_t expected_packet_count = _props[index].packet_count; - _props[index].packet_count = (info.ifpi.packet_count + 1)%16; + _props[index].packet_count = (info.ifpi.packet_count + 1) & seq_mask; if (expected_packet_count != info.ifpi.packet_count){ return PACKET_SEQUENCE_ERROR; } @@ -622,6 +665,11 @@ public: return recv_packet_handler::recv(buffs, nsamps_per_buff, metadata, timeout, one_packet); } + void issue_stream_cmd(const stream_cmd_t &stream_cmd) + { + return recv_packet_handler::issue_stream_cmd(stream_cmd); + } + private: size_t _max_num_samps; }; diff --git a/host/lib/transport/super_send_packet_handler.hpp b/host/lib/transport/super_send_packet_handler.hpp index 726742327..41f030ea6 100644 --- a/host/lib/transport/super_send_packet_handler.hpp +++ b/host/lib/transport/super_send_packet_handler.hpp @@ -47,6 +47,7 @@ namespace uhd{ namespace transport{ namespace sph{ class send_packet_handler{ public: typedef boost::function<managed_send_buffer::sptr(double)> get_buff_type; + typedef boost::function<bool(uhd::async_metadata_t &, const double)> async_receiver_type; typedef void(*vrt_packer_type)(boost::uint32_t *, vrt::if_packet_info_t &); //typedef boost::function<void(boost::uint32_t *, vrt::if_packet_info_t &)> vrt_packer_type; @@ -57,6 +58,7 @@ public: send_packet_handler(const size_t size = 1): _next_packet_seq(0) { + this->set_enable_trailer(true); this->resize(size); } @@ -96,6 +98,11 @@ public: _props.at(xport_chan).sid = sid; } + void set_enable_trailer(const bool enable) + { + _has_tlr = enable; + } + //! Set the rate of ticks per second void set_tick_rate(const double rate){ _tick_rate = rate; @@ -138,6 +145,21 @@ public: _converter->set_scalar(scale_factor); } + //! Set the callback to get async messages + void set_async_receiver(const async_receiver_type &async_receiver) + { + _async_receiver = async_receiver; + } + + //! Overload call to get async metadata + bool recv_async_msg( + uhd::async_metadata_t &async_metadata, double timeout = 0.1 + ){ + if (_async_receiver) return _async_receiver(async_metadata, timeout); + boost::this_thread::sleep(boost::posix_time::microseconds(long(timeout*1e6))); + return false; + } + /******************************************************************* * Send: * The entry point for the fast-path send calls. @@ -154,7 +176,7 @@ public: if_packet_info.packet_type = vrt::if_packet_info_t::PACKET_TYPE_DATA; //if_packet_info.has_sid = false; //set per channel if_packet_info.has_cid = false; - if_packet_info.has_tlr = true; + if_packet_info.has_tlr = _has_tlr; if_packet_info.has_tsi = false; if_packet_info.has_tsf = metadata.has_time_spec; if_packet_info.tsf = metadata.time_spec.to_ticks(_tick_rate); @@ -165,9 +187,12 @@ public: //TODO remove this code when sample counts of zero are supported by hardware #ifndef SSPH_DONT_PAD_TO_ONE - if (nsamps_per_buff == 0) return send_one_packet( - _zero_buffs, 1, if_packet_info, timeout - ) & 0x0; + static const boost::uint64_t zero = 0; + _zero_buffs.resize(buffs.size(), &zero); + + if (nsamps_per_buff == 0) return send_one_packet( + _zero_buffs, 1, if_packet_info, timeout + ) & 0x0; #endif return send_one_packet(buffs, nsamps_per_buff, if_packet_info, timeout); @@ -228,6 +253,8 @@ private: size_t _max_samples_per_packet; std::vector<const void *> _zero_buffs; size_t _next_packet_seq; + bool _has_tlr; + async_receiver_type _async_receiver; /******************************************************************* * Send a single packet: @@ -337,6 +364,12 @@ public: return send_packet_handler::send(buffs, nsamps_per_buff, metadata, timeout); } + bool recv_async_msg( + uhd::async_metadata_t &async_metadata, double timeout = 0.1 + ){ + return send_packet_handler::recv_async_msg(async_metadata, timeout); + } + private: size_t _max_num_samps; }; diff --git a/host/lib/usrp/CMakeLists.txt b/host/lib/usrp/CMakeLists.txt index 8ae379f73..d251fbaeb 100644 --- a/host/lib/usrp/CMakeLists.txt +++ b/host/lib/usrp/CMakeLists.txt @@ -1,5 +1,5 @@ # -# Copyright 2010-2011 Ettus Research LLC +# Copyright 2010-2013 Ettus Research LLC # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by diff --git a/host/lib/usrp/b100/io_impl.cpp b/host/lib/usrp/b100/io_impl.cpp index 9b5d4d25c..c4a4e422e 100644 --- a/host/lib/usrp/b100/io_impl.cpp +++ b/host/lib/usrp/b100/io_impl.cpp @@ -164,6 +164,8 @@ rx_streamer::sptr b100_impl::get_rx_stream(const uhd::stream_args_t &args_){ my_streamer->set_overflow_handler(chan_i, boost::bind( &rx_dsp_core_200::handle_overflow, _rx_dsps[dsp] )); + my_streamer->set_issue_stream_cmd(chan_i, boost::bind( + &rx_dsp_core_200::issue_stream_command, _rx_dsps[dsp], _1)); _rx_streamers[dsp] = my_streamer; //store weak pointer } @@ -217,6 +219,7 @@ tx_streamer::sptr b100_impl::get_tx_stream(const uhd::stream_args_t &args_){ my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( &zero_copy_if::get_send_buff, _data_transport, _1 )); + my_streamer->set_async_receiver(boost::bind(&fifo_ctrl_excelsior::pop_async_msg, _fifo_ctrl, _1, _2)); _tx_streamers[dsp] = my_streamer; //store weak pointer } diff --git a/host/lib/usrp/e100/io_impl.cpp b/host/lib/usrp/e100/io_impl.cpp index e34620444..bf04a5871 100644 --- a/host/lib/usrp/e100/io_impl.cpp +++ b/host/lib/usrp/e100/io_impl.cpp @@ -166,6 +166,8 @@ rx_streamer::sptr e100_impl::get_rx_stream(const uhd::stream_args_t &args_){ my_streamer->set_overflow_handler(chan_i, boost::bind( &rx_dsp_core_200::handle_overflow, _rx_dsps[dsp] )); + my_streamer->set_issue_stream_cmd(chan_i, boost::bind( + &rx_dsp_core_200::issue_stream_command, _rx_dsps[dsp], _1)); _rx_streamers[dsp] = my_streamer; //store weak pointer } @@ -220,6 +222,7 @@ tx_streamer::sptr e100_impl::get_tx_stream(const uhd::stream_args_t &args_){ my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( &zero_copy_if::get_send_buff, _data_transport, _1 )); + my_streamer->set_async_receiver(boost::bind(&fifo_ctrl_excelsior::pop_async_msg, _fifo_ctrl, _1, _2)); _tx_streamers[dsp] = my_streamer; //store weak pointer } diff --git a/host/lib/usrp/usrp1/io_impl.cpp b/host/lib/usrp/usrp1/io_impl.cpp index 8940a92bb..d384eb13f 100644 --- a/host/lib/usrp/usrp1/io_impl.cpp +++ b/host/lib/usrp/usrp1/io_impl.cpp @@ -356,6 +356,11 @@ public: return _stc->recv_post(metadata, num_samps_recvd); } + void issue_stream_cmd(const stream_cmd_t &stream_cmd) + { + _stc->issue_stream_cmd(stream_cmd); + } + private: size_t _max_num_samps; soft_time_ctrl::sptr _stc; @@ -410,6 +415,12 @@ public: return num_samps_sent; } + bool recv_async_msg( + async_metadata_t &async_metadata, double timeout = 0.1 + ){ + return _stc->get_async_queue().pop_with_timed_wait(async_metadata, timeout); + } + private: size_t _max_num_samps; soft_time_ctrl::sptr _stc; diff --git a/host/lib/usrp/usrp2/io_impl.cpp b/host/lib/usrp/usrp2/io_impl.cpp index e06cf8f6f..9ee6abed0 100644 --- a/host/lib/usrp/usrp2/io_impl.cpp +++ b/host/lib/usrp/usrp2/io_impl.cpp @@ -467,6 +467,8 @@ rx_streamer::sptr usrp2_impl::get_rx_stream(const uhd::stream_args_t &args_){ my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( &zero_copy_if::get_recv_buff, _mbc[mb].rx_dsp_xports[dsp], _1 ), true /*flush*/); + my_streamer->set_issue_stream_cmd(chan_i, boost::bind( + &rx_dsp_core_200::issue_stream_command, _mbc[mb].rx_dsps[dsp], _1)); _mbc[mb].rx_streamers[dsp] = my_streamer; //store weak pointer break; } @@ -536,6 +538,7 @@ tx_streamer::sptr usrp2_impl::get_tx_stream(const uhd::stream_args_t &args_){ my_streamer->set_xport_chan_get_buff(chan_i, boost::bind( &usrp2_impl::io_impl::get_send_buff, _io_impl.get(), abs, _1 )); + my_streamer->set_async_receiver(boost::bind(&bounded_buffer<async_metadata_t>::pop_with_timed_wait, &(_io_impl->async_msg_fifo), _1, _2)); _mbc[mb].tx_streamers[dsp] = my_streamer; //store weak pointer break; } diff --git a/host/tests/sph_recv_test.cpp b/host/tests/sph_recv_test.cpp index 5a40029dc..9339a9739 100644 --- a/host/tests/sph_recv_test.cpp +++ b/host/tests/sph_recv_test.cpp @@ -288,7 +288,7 @@ BOOST_AUTO_TEST_CASE(test_sph_recv_one_channel_inline_message){ //simulate overflow if (i == NUM_PKTS_TO_TEST/2){ - ifpi.packet_type = uhd::transport::vrt::if_packet_info_t::PACKET_TYPE_EXTENSION; + ifpi.packet_type = uhd::transport::vrt::if_packet_info_t::PACKET_TYPE_CONTEXT; ifpi.num_payload_words32 = 1; dummy_recv_xport.push_back_packet(ifpi, uhd::rx_metadata_t::ERROR_CODE_OVERFLOW); } diff --git a/host/tests/vrt_test.cpp b/host/tests/vrt_test.cpp index 066f1493b..225fa4f2b 100644 --- a/host/tests/vrt_test.cpp +++ b/host/tests/vrt_test.cpp @@ -1,5 +1,5 @@ // -// Copyright 2010-2011 Ettus Research LLC +// Copyright 2010-2013 Ettus Research LLC // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by @@ -17,26 +17,39 @@ #include <boost/test/unit_test.hpp> #include <uhd/transport/vrt_if_packet.hpp> +#include <uhd/utils/byteswap.hpp> +#include <boost/format.hpp> #include <cstdlib> +#include <iostream> using namespace uhd::transport; static void pack_and_unpack( vrt::if_packet_info_t &if_packet_info_in ){ - boost::uint32_t header_buff[vrt::max_if_hdr_words32]; + if (if_packet_info_in.num_payload_bytes == 0) + { + if_packet_info_in.num_payload_bytes = if_packet_info_in.num_payload_words32 * sizeof(boost::uint32_t); + } + boost::uint32_t packet_buff[2048]; //pack metadata into a vrt header vrt::if_hdr_pack_be( - header_buff, if_packet_info_in + packet_buff, if_packet_info_in ); + std::cout << std::endl; + for (size_t i = 0; i < 5; i++) + { + std::cout << boost::format("packet_buff[%u] = 0x%.8x") % i % uhd::byteswap(packet_buff[i]) << std::endl; + } vrt::if_packet_info_t if_packet_info_out; + if_packet_info_out.link_type = if_packet_info_in.link_type; if_packet_info_out.num_packet_words32 = if_packet_info_in.num_packet_words32; //unpack the vrt header back into metadata vrt::if_hdr_unpack_be( - header_buff, if_packet_info_out + packet_buff, if_packet_info_out ); //check the the unpacked metadata is the same @@ -91,7 +104,7 @@ BOOST_AUTO_TEST_CASE(test_with_sid){ if_packet_info.has_tsf = false; if_packet_info.has_tlr = false; if_packet_info.sid = std::rand(); - if_packet_info.num_payload_words32 = 1111; + if_packet_info.num_payload_words32 = 11; pack_and_unpack(if_packet_info); } @@ -106,7 +119,7 @@ BOOST_AUTO_TEST_CASE(test_with_cid){ if_packet_info.has_tsf = false; if_packet_info.has_tlr = false; if_packet_info.cid = std::rand(); - if_packet_info.num_payload_words32 = 2222; + if_packet_info.num_payload_words32 = 22; pack_and_unpack(if_packet_info); } @@ -120,7 +133,7 @@ BOOST_AUTO_TEST_CASE(test_with_time){ if_packet_info.has_tlr = false; if_packet_info.tsi = std::rand(); if_packet_info.tsf = std::rand(); - if_packet_info.num_payload_words32 = 33333; + if_packet_info.num_payload_words32 = 33; pack_and_unpack(if_packet_info); } @@ -136,6 +149,36 @@ BOOST_AUTO_TEST_CASE(test_with_all){ if_packet_info.cid = std::rand(); if_packet_info.tsi = std::rand(); if_packet_info.tsf = std::rand(); - if_packet_info.num_payload_words32 = 44444; + if_packet_info.num_payload_words32 = 44; + pack_and_unpack(if_packet_info); +} + +BOOST_AUTO_TEST_CASE(test_with_vrlp){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.link_type = vrt::if_packet_info_t::LINK_TYPE_VRLP; + if_packet_info.packet_count = 3; + if_packet_info.has_sid = true; + if_packet_info.has_cid = false; + if_packet_info.has_tsi = false; + if_packet_info.has_tsf = true; + if_packet_info.has_tlr = true; + if_packet_info.tsi = std::rand(); + if_packet_info.tsf = std::rand(); + if_packet_info.num_payload_words32 = 42; + pack_and_unpack(if_packet_info); +} + +BOOST_AUTO_TEST_CASE(test_with_chdr){ + vrt::if_packet_info_t if_packet_info; + if_packet_info.link_type = vrt::if_packet_info_t::LINK_TYPE_CHDR; + if_packet_info.packet_count = 7; + if_packet_info.has_sid = true; + if_packet_info.has_cid = false; + if_packet_info.has_tsi = false; + if_packet_info.has_tsf = true; + if_packet_info.has_tlr = true; + if_packet_info.tsi = std::rand(); + if_packet_info.tsf = std::rand(); + if_packet_info.num_payload_words32 = 24; pack_and_unpack(if_packet_info); } |