activate TX path of UE

targets/RT/USER/lte-ue.c

@@ -851,10 +851,10 @@ void *UE_thread(void *arg) {
   static int UE_thread_retval;
   PHY_VARS_UE *UE = PHY_vars_UE_g[0][0];
   //  int tx_enabled = 0;
-  unsigned int rxs;
+  unsigned int rxs,txs;
   int dummy_rx[UE->frame_parms.nb_antennas_rx][UE->frame_parms.samples_per_tti] __attribute__((aligned(32)));
   openair0_timestamp timestamp,timestamp1;
-  void* rxp[2];
+  void* rxp[2], *txp[2];
 
 #ifdef NAS_UE
   MessageDef *message_p;
@@ -863,6 +863,7 @@ void *UE_thread(void *arg) {
   int start_rx_stream = 0;
   int rx_off_diff = 0;
   int rx_correction_timer = 0;
+  int i;
 
 #ifdef DEADLINE_SCHEDULER
 
@@ -1035,7 +1036,22 @@ void *UE_thread(void *arg) {
 	UE->proc.proc_rxtx[1].frame_rx++;
 	
 	for (int sf=0;sf<10;sf++) {
-	  for (int i=0; i<UE->frame_parms.nb_antennas_rx; i++) 
+	  VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 1 );
+	  // prepare tx buffer pointers
+	  
+	  for (i=0; i<UE->frame_parms.nb_antennas_tx; i++)
+	    txp[i] = (void*)&UE->common_vars.txdata[i][((sf+4)%10)*UE->frame_parms.samples_per_tti];
+	  
+	  txs = UE->rfdevice.trx_write_func(&UE->rfdevice,
+					    timestamp+(4*UE->frame_parms.samples_per_tti)-UE->frame_parms.ofdm_symbol_size-UE->frame_parms.nb_prefix_samples0-openair0_cfg[0].tx_sample_advance,
+					    txp,
+					    UE->frame_parms.samples_per_tti,
+					    UE->frame_parms.nb_antennas_tx,
+					    1);
+	  
+	  VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 0 );
+
+	  for (i=0; i<UE->frame_parms.nb_antennas_rx; i++) 
 	    rxp[i] = (void*)&rxdata[i][UE->frame_parms.ofdm_symbol_size+UE->frame_parms.nb_prefix_samples0+(sf*UE->frame_parms.samples_per_tti)];
 	  // grab signal for subframe
 	  VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_READ, 1 );