diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/OutputUHD.cpp | 70 |
1 files changed, 22 insertions, 48 deletions
diff --git a/src/OutputUHD.cpp b/src/OutputUHD.cpp index 93840ef..0f8139d 100644 --- a/src/OutputUHD.cpp +++ b/src/OutputUHD.cpp @@ -75,51 +75,9 @@ OutputUHD::OutputUHD( MDEBUG("OutputUHD:Using device: %s...\n", myUsrp->get_pp_string().c_str()); MDEBUG("OutputUHD:Setting REFCLK and PPS input...\n"); - uhd::clock_config_t clock_config; - if (config.refclk_src == "auto") { - clock_config.ref_source = uhd::clock_config_t::REF_AUTO; - } - else if (config.refclk_src == "int") { - clock_config.ref_source = uhd::clock_config_t::REF_INT; - } - else if (config.refclk_src == "sma") { - clock_config.ref_source = uhd::clock_config_t::REF_SMA; - } - else if (config.refclk_src == "mimo") { - clock_config.ref_source = uhd::clock_config_t::REF_MIMO; - } - else { - myLogger(error, "OutputUHD: invalid refclk_src specified"); - throw runtime_error("OutputUHD: invalid refclk_src specified"); - } - - if (config.pps_src == "int") { - clock_config.pps_source = uhd::clock_config_t::PPS_INT; - } - else if (config.pps_src == "sma") { - clock_config.pps_source = uhd::clock_config_t::PPS_SMA; - } - else if (config.pps_src == "mimo") { - clock_config.pps_source = uhd::clock_config_t::PPS_MIMO; - } - else { - myLogger(error, "OutputUHD: invalid pps_src specified"); - throw runtime_error("OutputUHD: invalid pps_src specified"); - } - - if (config.pps_polarity == "pos") { - clock_config.pps_polarity = uhd::clock_config_t::PPS_POS; - } - else if (config.pps_polarity == "neg") { - clock_config.pps_polarity = uhd::clock_config_t::PPS_NEG; - } - else { - myLogger(error, "OutputUHD: invalid pps_polarity specified"); - throw runtime_error("OutputUHD: invalid pps_polarity specified"); - } - - myUsrp->set_clock_config(clock_config, uhd::usrp::multi_usrp::ALL_MBOARDS); + myUsrp->set_clock_source(config.refclk_src); + myUsrp->set_time_source(config.pps_src); std::cerr << "UHD clock source is " << myUsrp->get_clock_source(0) << std::endl; @@ -141,14 +99,26 @@ OutputUHD::OutputUHD( myUsrp->set_tx_gain(myTxGain); MDEBUG("OutputUHD:Actual TX Gain: %f ...\n", myUsrp->get_tx_gain()); + if (enable_sync && (config.pps_src == "none")) { + myLogger(warn, "OutputUHD: WARNING: you are using synchronous transmission without PPS input!"); + struct timespec now; + if (clock_gettime(CLOCK_REALTIME, &now)) { + perror("OutputUHD:Error: could not get time: "); + myLogger(error, "OutputUHD: could not get time"); + } + else { + myUsrp->set_time_now(uhd::time_spec_t(now.tv_sec)); + myLogger(info, "OutputUHD: Setting USRP time to %f", + uhd::time_spec_t(now.tv_sec).get_real_secs()); + } + } - if (enable_sync) { + if (config.pps_src != "none") { /* handling time for synchronisation: wait until the next full * second, and set the USRP time at next PPS */ struct timespec now; time_t seconds; if (clock_gettime(CLOCK_REALTIME, &now)) { - fprintf(stderr, "errno: %d\n", errno); perror("OutputUHD:Error: could not get time: "); myLogger(error, "OutputUHD: could not get time"); } @@ -170,7 +140,7 @@ OutputUHD::OutputUHD( usleep(200000); // 200ms, we want the PPS to be later myUsrp->set_time_unknown_pps(uhd::time_spec_t(seconds + 2)); - fprintf(stderr, "OutputUHD: Setting USRP time next pps to %f\n", + myLogger(info, "OutputUHD: Setting USRP time next pps to %f\n", uhd::time_spec_t(seconds + 2).get_real_secs()); } @@ -373,7 +343,7 @@ void UHDWorker::process(struct UHDWorkerData *uwd) */ fprintf(stderr, "UHDOut: Throwing sample %d away: incomplete timestamp %zu + %f\n", frame->fct, tx_second, pps_offset); - uwd->logger->log(info, "OutputUHD: Throwing sample %d away: incomplete timestamp %zu + %f\n", + uwd->logger->log(info, "OutputUHD: Throwing sample %d away: incomplete timestamp %zu + %f", frame->fct, tx_second, pps_offset); usleep(20000); //TODO should this be TM-dependant ? goto loopend; @@ -432,6 +402,7 @@ void UHDWorker::process(struct UHDWorkerData *uwd) PDEBUG("UHDWorker::process:max_num_samps: %zu.\n", myTxStream->get_max_num_samps()); + uwd->logger->log(alert, "TX %d: ", frame->fct); /* size_t num_tx_samps = myTxStream->send( dataIn, sizeIn, md, timeout); @@ -523,6 +494,9 @@ void UHDWorker::process(struct UHDWorkerData *uwd) } if (failure) { + fprintf(stderr, "Near frame %d: Received Async UHD Message '%s'\n", + frame->fct, + uhd_async_message); uwd->logger->log(alert, "Near frame %d: Received Async UHD Message '%s'", frame->fct, uhd_async_message); |