added initialization of GH sequences for SynchRef UE.

openair1/PHY/LTE_TRANSPORT/drs_modulation.c

@@ -168,7 +168,7 @@ int generate_drs_pusch(PHY_VARS_UE *ue,
 
     drs_offset = 0;
 #ifdef DEBUG_DRS
-    printf("drs_modulation: l %d Msc_RS = %d, Msc_RS_idx = %d, u=%d,v=%d\n",l,Msc_RS, Msc_RS_idx,u,v);
+    LOG_I(PHY,"drs_modulation: l %d Msc_RS = %d, Msc_RS_idx = %d, u=%d,v=%d, cyclic shift %d\n",l,Msc_RS, Msc_RS_idx,u,v,cyclic_shift);
 #endif
 
 
@@ -177,9 +177,6 @@ int generate_drs_pusch(PHY_VARS_UE *ue,
     symbol_offset = subframe_offset + frame_parms->ofdm_symbol_size*l;
 
 
-#ifdef DEBUG_DRS
-    printf("generate_drs_pusch: symbol_offset %d, subframe offset %d, cyclic shift %d\n",symbol_offset,subframe_offset,cyclic_shift);
-#endif
     alpha_ind = 0;
 
     for (rb=0; rb<frame_parms->N_RB_UL; rb++) {

openair1/PHY/LTE_TRANSPORT/slss.c

@@ -55,6 +55,11 @@ void check_and_generate_slss(PHY_VARS_UE *ue,int frame_tx,int subframe_tx) {
   // here we have a transmission opportunity for SLSS
   ue->frame_parms.Nid_SL = slss->slss_id;
 
+  if (ue->SLghinitialized ==0) {
+    generate_sl_grouphop(ue);
+    ue->SLghinitialized=1;
+  }
+
   // 6 PRBs => ceil(10*log10(6)) = 8 
   ue->tx_power_dBm[subframe_tx] = -6;
   ue->tx_total_RE[subframe_tx] = 72;
@@ -84,20 +89,20 @@ void check_and_generate_slss(PHY_VARS_UE *ue,int frame_tx,int subframe_tx) {
                  1,
                  subframe_tx
 		 );  
-  
+ 
   generate_slpss(ue->common_vars.txdataF,
                  tx_amp<<1,
                  &ue->frame_parms,
                  2,
                  subframe_tx
-		 );
+		 ); 
           
   generate_slbch(ue->common_vars.txdataF,
                  tx_amp,
                  &ue->frame_parms,
 		 subframe_tx,
 		 ue->slss->slmib);
-  
+ 
   
   generate_slsss(ue->common_vars.txdataF,
 		 subframe_tx,

openair1/PHY/defs.h

@@ -1415,6 +1415,7 @@ typedef struct {
   uint8_t               destination_id;
   // DMRS group-hopping sequences for PSBCH (index 0) and 256 possible PSSCH (indices 1...256)
   uint32_t              gh[257][20];
+  uint8_t               SLghinitialized;
   uint8_t               slss_generated;
   uint8_t               pscch_coded;
   uint8_t               pscch_generated;