UE adding polar decoder

openair1/PHY/CODING/nrPolar_tools/nr_polar_decoder.c

@@ -40,7 +40,7 @@
 
 int8_t polar_decoder(
 		double *input,
-		uint32_t *out,
+		uint8_t *out,
 		t_nrPolar_paramsPtr polarParams,
 		uint8_t listSize,
 		uint8_t pathMetricAppr)
@@ -274,7 +274,7 @@ int8_t polar_decoder(
 	/*
 	 * Return bits.
 	 */
-	nr_byte2bit_uint8_32_t(polarParams->nr_polar_A, polarParams->payloadBits, out);
+	//nr_byte2bit_uint8_32_t(polarParams->nr_polar_A, polarParams->payloadBits, out);
 	return(0);
 }
 

openair1/PHY/CODING/nrPolar_tools/nr_polar_defs.h

@@ -112,7 +112,7 @@ void polar_encoder_dci(uint32_t *in,
 					   uint16_t n_RNTI);
 
 int8_t polar_decoder(double *input,
-		 	 	 	 uint32_t *output,
+		 	 	 	 uint8_t *output,
 					 t_nrPolar_paramsPtr polarParams,
 					 uint8_t listSize,
 					 uint8_t pathMetricAppr);

openair1/PHY/INIT/nr_init_ue.c

@@ -933,8 +933,9 @@ void nr_lte_ue_transport(PHY_VARS_UE *ue,int abstraction_flag) {
 
 }*/
 
-void phy_init_nr_top(NR_DL_FRAME_PARMS *frame_parms)
+void phy_init_nr_top(PHY_VARS_NR_UE *ue)
 {
+	NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
 
   crcTableInit();
 
@@ -960,7 +961,11 @@ void phy_init_nr_top(NR_DL_FRAME_PARMS *frame_parms)
   generate_ul_reference_signal_sequences(SHRT_MAX);
 
   // Polar encoder init for PBCH
-  nr_polar_init(&frame_parms->pbch_polar_params, 1);
+  //nr_polar_init(&frame_parms->pbch_polar_params, 1);
+  nr_polar_init(&ue->nrPolar_params,
+    		  	  	NR_POLAR_PBCH_MESSAGE_TYPE,
+					NR_POLAR_PBCH_PAYLOAD_BITS,
+					NR_POLAR_PBCH_AGGREGATION_LEVEL);
 
   //lte_sync_time_init(frame_parms);
 

openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c

@@ -535,16 +535,18 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
   unsigned short idx_demod =0;
   int8_t decoderState=0;
   uint8_t decoderListSize = 8, pathMetricAppr = 0;
+  double aPrioriArray[frame_parms->pbch_polar_params.payloadBits];  // assume no a priori knowledge available about the payload.
 
   memset(&pbch_a[0], 0, sizeof(uint8_t) * NR_POLAR_PBCH_PAYLOAD_BITS);
 
   //printf("nr_pbch_ue nid_cell %d\n",frame_parms->Nid_cell);
 
-  /*double aPrioriArray[frame_parms->pbch_polar_params.payloadBits];  // assume no a priori knowledge available about the payload.
-  for (int i=0; i<frame_parms->pbch_polar_params.payloadBits; i++) aPrioriArray[i] = NAN;*/
+  for (int i=0; i<frame_parms->pbch_polar_params.payloadBits; i++) aPrioriArray[i] = NAN;
 
   int subframe_rx = proc->subframe_rx;
   
+  printf("ue->current_thread_id[subframe_rx] %d subframe_rx %d\n",ue->current_thread_id[subframe_rx], subframe_rx);
+
   pbch_e_rx = &nr_ue_pbch_vars->llr[0];
 
   // clear LLR buffer
@@ -651,7 +653,8 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
 //#endif
 		
   //polar decoding de-rate matching
-  decoderState = polar_decoder(demod_pbch_e, pbch_a, &frame_parms->pbch_polar_params, decoderListSize, pathMetricAppr);
+  t_nrPolar_paramsPtr currentPtr = nr_polar_params(&ue->nrPolar_params, NR_POLAR_PBCH_MESSAGE_TYPE, NR_POLAR_PBCH_PAYLOAD_BITS, NR_POLAR_PBCH_AGGREGATION_LEVEL);
+  decoderState = polar_decoder(demod_pbch_e, pbch_a_b, currentPtr, decoderListSize, pathMetricAppr);
   printf("polar decoder state %d\n", decoderState);
   if(decoderState == -1)
   	return(decoderState);
@@ -715,8 +718,3 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
 
     return 0;    
 }
-
-
-
-    
-

openair1/PHY/defs_nr_UE.h

@@ -1085,6 +1085,7 @@ typedef struct {
   uint32_t dmrs_pbch_bitmap_nr[DMRS_PBCH_I_SSB][DMRS_PBCH_N_HF][DMRS_BITMAP_SIZE];
 
 #endif
+  t_nrPolar_paramsPtr nrPolar_params;
 
   /// PBCH DMRS sequence
   uint32_t nr_gold_pbch[2][64][NR_PBCH_DMRS_LENGTH_DWORD];

targets/RT/USER/nr-ue.c

@@ -696,8 +696,8 @@ static void *UE_thread_rxn_txnp4(void *arg) {
                 UE->ul_indication.slot = 0;     //  to be fill
                 UE->ul_indication.frame = 0;    //  to be fill
                 //  [TODO] mapping right after NR initial sync
-                //UE->ul_indication.frame = ; 
-                //UE->ul_indication.slot = ;
+                UE->ul_indication.frame = proc->frame_rx; 
+                UE->ul_indication.slot = proc->nr_tti_rx;
                 
                 UE->if_inst->ul_indication(&UE->ul_indication);
             }