Prach_start adjustment for both HW and simulation

openair1/PHY/NR_UE_TRANSPORT/nr_prach.c

@@ -118,15 +118,15 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
 
   #if defined (OAI_USRP)
     prach_start = (ue->rx_offset + slot*samp_count - ue->hw_timing_advance - ue->N_TA_offset);
+  #else //normal case (simulation)
+    prach_start = slot*samp_count - ue->N_TA_offset;
+  #endif
 
   if (prach_start<0)
     prach_start += (fp->samples_per_subframe*NR_NUMBER_OF_SUBFRAMES_PER_FRAME);
 
   if (prach_start >= (fp->samples_per_subframe*NR_NUMBER_OF_SUBFRAMES_PER_FRAME))
     prach_start -= (fp->samples_per_subframe*NR_NUMBER_OF_SUBFRAMES_PER_FRAME);
-  #else //normal case (simulation)
-    prach_start = slot*samp_count - ue->N_TA_offset;
-  #endif
 
   // First compute physical root sequence
   /************************************************************************