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-rw-r--r--host/lib/usrp/e100/e100_impl.cpp11
1 files changed, 7 insertions, 4 deletions
diff --git a/host/lib/usrp/e100/e100_impl.cpp b/host/lib/usrp/e100/e100_impl.cpp
index c9a7eb30e..d55ea5ec5 100644
--- a/host/lib/usrp/e100/e100_impl.cpp
+++ b/host/lib/usrp/e100/e100_impl.cpp
@@ -350,7 +350,8 @@ e100_impl::e100_impl(const uhd::device_addr_t &device_addr){
//setup reference source props
_tree->create<std::string>(mb_path / "clock_source/value")
.subscribe(boost::bind(&e100_impl::update_clock_source, this, _1));
- static const std::vector<std::string> clock_sources = boost::assign::list_of("internal")("external")("auto");
+ std::vector<std::string> clock_sources = boost::assign::list_of("internal")("external")("auto");
+ if (_gps and _gps->gps_detected()) clock_sources.push_back("gpsdo");
_tree->create<std::vector<std::string> >(mb_path / "clock_source/options").set(clock_sources);
////////////////////////////////////////////////////////////////////
@@ -426,10 +427,11 @@ e100_impl::e100_impl(const uhd::device_addr_t &device_addr){
_tree->access<std::string>(mb_path / "time_source/value").set("none");
//GPS installed: use external ref, time, and init time spec
- if (_gps.get() != NULL and _gps->gps_detected()){
+ if (_gps and _gps->gps_detected()){
+ _time64->enable_gpsdo();
UHD_MSG(status) << "Setting references to the internal GPSDO" << std::endl;
- _tree->access<std::string>(mb_path / "time_source/value").set("external");
- _tree->access<std::string>(mb_path / "clock_source/value").set("external");
+ _tree->access<std::string>(mb_path / "time_source/value").set("gpsdo");
+ _tree->access<std::string>(mb_path / "clock_source/value").set("gpsdo");
UHD_MSG(status) << "Initializing time to the internal GPSDO" << std::endl;
_time64->set_time_next_pps(time_spec_t(time_t(_gps->get_sensor("gps_time").to_int()+1)));
}
@@ -462,6 +464,7 @@ void e100_impl::update_clock_source(const std::string &source){
if (source == "auto") _clock_ctrl->use_auto_ref();
else if (source == "internal") _clock_ctrl->use_internal_ref();
else if (source == "external") _clock_ctrl->use_external_ref();
+ else if (source == "gpsdo") _clock_ctrl->use_external_ref();
else throw uhd::runtime_error("unhandled clock configuration reference source: " + source);
}