diff options
Diffstat (limited to 'host/lib/usrp/b200')
| -rw-r--r-- | host/lib/usrp/b200/b200_impl.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/host/lib/usrp/b200/b200_impl.cpp b/host/lib/usrp/b200/b200_impl.cpp index ffce08567..3da402f13 100644 --- a/host/lib/usrp/b200/b200_impl.cpp +++ b/host/lib/usrp/b200/b200_impl.cpp @@ -704,12 +704,27 @@ b200_impl::b200_impl(const uhd::device_addr_t& device_addr, usb_device_handle::s _radio_perifs[i].ddc->set_host_rate(default_tick_rate / ad936x_manager::DEFAULT_DECIM); _radio_perifs[i].duc->set_host_rate(default_tick_rate / ad936x_manager::DEFAULT_INTERP); } + // We can automatically choose a master clock rate, but not if the user specifies one _tree->access<bool>(mb_path / "auto_tick_rate").set(not device_addr.has_key("master_clock_rate")); if (not device_addr.has_key("master_clock_rate")) { UHD_MSG(status) << "Setting master clock rate selection to 'automatic'." << std::endl; } + //GPS installed: use external ref, time, and init time spec + if (_gps and _gps->gps_detected()) + { + UHD_MSG(status) << "Setting references to the internal GPSDO" << std::endl; + _tree->access<std::string>(mb_path / "time_source" / "value").set("gpsdo"); + _tree->access<std::string>(mb_path / "clock_source" / "value").set("gpsdo"); + + if (not _gps->gps_detected_lea_m8f()) { + UHD_MSG(status) << "Initializing time to the internal GPSDO" << std::endl; + const time_t tp = time_t(_gps->get_sensor("gps_time").to_int()+1); + _tree->access<time_spec_t>(mb_path / "time" / "pps").set(time_spec_t(tp)); + } + } + } b200_impl::~b200_impl(void) |