Merge branch 'next' of https://github.com/carlesfernandez/gnss-sdr into next

CMakeLists.txt

@@ -1335,6 +1335,9 @@ if(OS_IS_MACOSX)
     # Avoid using the implementation that comes with the Accelerate framework
     include(AvoidAccelerate)
 else()
+    if(NOT BLA_VENDOR)
+        set(BLA_VENDOR "Generic")
+    endif()
     find_package(BLAS)
     set_package_properties(BLAS PROPERTIES
         URL "http://www.netlib.org/blas/"

src/algorithms/channel/adapters/channel.cc

@@ -56,6 +56,7 @@ Channel::Channel(ConfigurationInterface* configuration, uint32_t channel, std::s
     channel_fsm_ = std::make_shared<ChannelFsm>();
 
     flag_enable_fpga = configuration->property("GNSS-SDR.enable_FPGA", false);
+
     acq_->set_channel(channel_);
     acq_->set_channel_fsm(channel_fsm_);
     trk_->set_channel(channel_);
@@ -215,6 +216,11 @@ void Channel::set_signal(const Gnss_Signal& gnss_signal)
     gnss_synchro_.PRN = gnss_signal_.get_satellite().get_PRN();
     gnss_synchro_.System = gnss_signal_.get_satellite().get_system_short().c_str()[0];
     acq_->set_local_code();
+    if (flag_enable_fpga)
+        {
+            //set again the gnss_synchro pointer to trigger the preloading of the current PRN code to the FPGA fabric
+            trk_->set_gnss_synchro(&gnss_synchro_);
+        }
     nav_->set_satellite(gnss_signal_.get_satellite());
 }
 
@@ -236,7 +242,15 @@ void Channel::start_acquisition()
 {
     std::lock_guard<std::mutex> lk(mx);
     bool result = false;
+    if (!flag_enable_fpga)
+        {
             result = channel_fsm_->Event_start_acquisition();
+        }
+    else
+        {
+            result = channel_fsm_->Event_start_acquisition_fpga();
+            channel_fsm_->start_acquisition();
+        }
     if (!result)
         {
             LOG(WARNING) << "Invalid channel event";

src/algorithms/channel/libs/channel_fsm.cc

@@ -1,7 +1,8 @@
 /*!
  * \file channel_fsm.cc
  * \brief Implementation of a State Machine for channel
- * \authors Antonio Ramos, 2017. antonio.ramos(at)cttc.es
+ * \authors Javier Arribas, 2019. javiarribas@gmail.com
+ *          Antonio Ramos, 2017. antonio.ramos(at)cttc.es
  *          Luis Esteve,   2011. luis(at)epsilon-formacion.com
  *
  * -------------------------------------------------------------------------
@@ -74,6 +75,18 @@ bool ChannelFsm::Event_stop_channel()
 }
 
 
+bool ChannelFsm::Event_start_acquisition_fpga()
+{
+    std::lock_guard<std::mutex> lk(mx);
+    if ((d_state == 1) || (d_state == 2))
+        {
+            return false;
+        }
+    d_state = 1;
+    DLOG(INFO) << "CH = " << channel_ << ". Ev start acquisition FPGA";
+    return true;
+}
+
 bool ChannelFsm::Event_start_acquisition()
 {
     std::lock_guard<std::mutex> lk(mx);

src/algorithms/channel/libs/channel_fsm.h

@@ -1,7 +1,8 @@
 /*!
  * \file channel_fsm.h
  * \brief Interface of the State Machine for channel
- * \authors Antonio Ramos, 2017. antonio.ramos(at)cttc.es
+ * \authors Javier Arribas, 2019. javiarribas@gmail.com
+ *          Antonio Ramos, 2017. antonio.ramos(at)cttc.es
  *          Luis Esteve,   2011. luis(at)epsilon-formacion.com
  *
  * -------------------------------------------------------------------------
@@ -55,9 +56,10 @@ public:
     void set_telemetry(std::shared_ptr<TelemetryDecoderInterface> telemetry);
     void set_queue(gr::msg_queue::sptr queue);
     void set_channel(uint32_t channel);
-
+    void start_acquisition();
     // FSM EVENTS
     bool Event_start_acquisition();
+    bool Event_start_acquisition_fpga();
     bool Event_valid_acquisition();
     bool Event_stop_channel();
     bool Event_failed_acquisition_repeat();
@@ -65,7 +67,6 @@ public:
     bool Event_failed_tracking_standby();
 
 private:
-    void start_acquisition();
     void start_tracking();
     void stop_acquisition();
     void stop_tracking();