diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/OutputUHD.cpp | 78 | ||||
| -rw-r--r-- | src/OutputUHD.h | 2 |
2 files changed, 77 insertions, 3 deletions
diff --git a/src/OutputUHD.cpp b/src/OutputUHD.cpp index dbf8b9d..090602a 100644 --- a/src/OutputUHD.cpp +++ b/src/OutputUHD.cpp @@ -32,6 +32,8 @@ #include "Log.h" #include "RemoteControl.h" +#include <boost/thread/future.hpp> + #include <cmath> #include <iostream> #include <assert.h> @@ -219,9 +221,15 @@ OutputUHD::OutputUHD( if (myConf.refclk_src == "internal") { uwd.check_refclk_loss = false; + uwd.check_gpsfix = false; + } + else if (myConf.refclk_src == "gpsdo") { + uwd.check_refclk_loss = true; + uwd.check_gpsfix = true; } else { uwd.check_refclk_loss = true; + uwd.check_gpsfix = false; } SetDelayBuffer(config.dabMode); @@ -402,6 +410,26 @@ void UHDWorker::process_errhandler() uwd->logger->level(warn) << "UHD worker terminated"; } +bool gps_fix_ok(struct UHDWorkerData *uwd) +{ + try { + std::string fixtype( + uwd->myUsrp->get_mboard_sensor("gps_fixtype", 0).to_pp_string()); + + if (fixtype.find("3d fix") == std::string::npos) { + uwd->logger->level(alert) << "OutputUHD: GPS lost fix : " << fixtype; + + return false; + } + + return true; + } + catch (uhd::lookup_error &e) { + uwd->logger->level(warn) << "no gps_fixtype sensor"; + return false; + } +} + void UHDWorker::process() { int workerbuffer = 0; @@ -410,6 +438,12 @@ void UHDWorker::process() double last_pps = 2.0; double usrp_time; + double last_gps_fix_check = 0.0; + const double gps_fix_check_interval = 5.0; // seconds + boost::packaged_task<bool> gps_fix_pt; + boost::unique_future<bool> gps_fix_future; + boost::thread gps_fix_task; + //const struct timespec hundred_nano = {0, 100}; size_t sizeIn; @@ -419,7 +453,7 @@ void UHDWorker::process() //int write_fail_count; // Transmit timeout - const double timeout = 0.2; + const double timeout = 20.0; #if FAKE_UHD == 0 uhd::stream_args_t stream_args("fc32"); //complex floats @@ -490,8 +524,7 @@ void UHDWorker::process() expected_next_fct = (frame->ts.fct + uwd->fct_increment) % 250; // Check for ref_lock - if (uwd->check_refclk_loss) - { + if (uwd->check_refclk_loss) { try { // TODO: Is this check specific to the B100 and USRP2 ? if (! uwd->myUsrp->get_mboard_sensor("ref_locked", 0).to_bool()) { @@ -513,6 +546,45 @@ void UHDWorker::process() usrp_time = uwd->myUsrp->get_time_now().get_real_secs(); + if (uwd->check_gpsfix and + last_gps_fix_check + gps_fix_check_interval < usrp_time) { + last_gps_fix_check = usrp_time; + + // Alternate between launching thread and checking the + // result. + if (gps_fix_task.joinable()) { + if (gps_fix_future.has_value()) { + uwd->logger->level(warn) << "GPSFIX " << usrp_time << + " Future ready"; + + gps_fix_future.wait(); + + gps_fix_task.join(); + + if (not gps_fix_future.get()) { + throw std::runtime_error("Lost GPS Fix."); + } + } + else { + uwd->logger->level(warn) << "GPSFIX " << usrp_time << + " Future not ready yet"; + } + + } + else { + uwd->logger->level(warn) << "GPSFIX " << usrp_time << + " Launching task"; + + gps_fix_pt = boost::packaged_task<bool>( + boost::bind(gps_fix_ok, uwd) ); + + gps_fix_future = gps_fix_pt.get_future(); + + gps_fix_task = boost::thread(boost::move(gps_fix_pt)); + } + } + + if (uwd->sourceContainsTimestamp) { if (!frame->ts.timestamp_valid) { /* We have not received a full timestamp through diff --git a/src/OutputUHD.h b/src/OutputUHD.h index aed80f6..03acd94 100644 --- a/src/OutputUHD.h +++ b/src/OutputUHD.h @@ -120,6 +120,8 @@ struct UHDWorkerData { // If we want to verify loss of refclk bool check_refclk_loss; + bool check_gpsfix; + // muting set by remote control bool muting; |