Merge branch 'nr_pdcch' into 'develop-nr'

Nr pdcch

See merge request oai/openairinterface5g!427

oaienv

@@ -18,5 +18,5 @@ alias oailte='cd $OPENAIR_TARGETS/RT/USER'
 alias oais='cd $OPENAIR_TARGETS/SIMU/USER'
 alias oaiex='cd $OPENAIR_TARGETS/SIMU/EXAMPLES'
 
-export IIOD_REMOTE=192.168.1.2
+export IIOD_REMOTE=192.168.121.32
 

openair1/PHY/NR_TRANSPORT/nr_dci.c

@@ -133,7 +133,7 @@ uint16_t nr_get_dci_size(nfapi_nr_dci_format_e format,
 }
 
 void nr_pdcch_scrambling(uint32_t *in,
-                         uint8_t size,
+                         uint16_t size,
                          uint32_t Nid,
                          uint32_t n_RNTI,
                          uint32_t* out) {
@@ -148,8 +148,12 @@ void nr_pdcch_scrambling(uint32_t *in,
     if ((i&0x1f)==0) {
       s = lte_gold_generic(&x1, &x2, reset);
       reset = 0;
+      if (i){
+      in++;
+      out++;
 	}
-    *out ^= (((*in)>>i)&1) ^ ((s>>i)&1);
+    }
+    (*out) ^= ((((*in)>>(i&0x1f))&1) ^ ((s>>(i&0x1f))&1))<<(i&0x1f);
   }
 
 }
@@ -217,9 +221,13 @@ uint8_t nr_generate_dci_top(NR_gNB_PDCCH pdcch_vars,
   nr_polar_init(nrPolar_params, NR_POLAR_DCI_MESSAGE_TYPE, dci_alloc.size, dci_alloc.L);
   t_nrPolar_paramsPtr currentPtr = nr_polar_params(*nrPolar_params, NR_POLAR_DCI_MESSAGE_TYPE, dci_alloc.size, dci_alloc.L);
 #endif
-  polar_encoder_dci(dci_alloc.dci_pdu, encoder_output, currentPtr, pdcch_params.rnti);
+
+polar_encoder_dci(dci_alloc.dci_pdu, encoder_output, currentPtr, pdcch_params.rnti);
 
 #ifdef DEBUG_CHANNEL_CODING
+  printf("polar rnti %d\n",pdcch_params.rnti);
+  for (int i=0;i<54;i++) printf("Encoded Payload: [%d]->0x%08x \n", i,encoder_output[i]);
+
   printf("DCI PDU: [0]->0x%08x \t [1]->0x%08x \t [2]->0x%08x \t [3]->0x%08x\n",
     		  dci_alloc.dci_pdu[0], dci_alloc.dci_pdu[1], dci_alloc.dci_pdu[2], dci_alloc.dci_pdu[3]);
   printf("Encoded Payload: [0]->0x%08x \t [1]->0x%08x \t [2]->0x%08x \t [3]->0x%08x\n",
@@ -227,8 +235,14 @@ uint8_t nr_generate_dci_top(NR_gNB_PDCCH pdcch_vars,
 #endif
 
   /// Scrambling
-  uint32_t scrambled_output[NR_MAX_DCI_SIZE_DWORD];
+  uint32_t scrambled_output[NR_MAX_DCI_SIZE_DWORD]={0};
   nr_pdcch_scrambling(encoder_output, encoded_length, Nid, n_RNTI, scrambled_output);
+#ifdef DEBUG_CHANNEL_CODING
+printf("scrambled output: [0]->0x%08x \t [1]->0x%08x \t [2]->0x%08x \t [3]->0x%08x\t [4]->0x%08x\t [5]->0x%08x\t \
+[6]->0x%08x \t [7]->0x%08x \t [8]->0x%08x \t [9]->0x%08x\t [10]->0x%08x\t [11]->0x%08x\n",
+		  scrambled_output[0], scrambled_output[1], scrambled_output[2], scrambled_output[3], scrambled_output[4],scrambled_output[5],
+		  scrambled_output[6], scrambled_output[7], scrambled_output[8], scrambled_output[9], scrambled_output[10],scrambled_output[11] );	
+#endif
 
     // QPSK modulation
   int16_t mod_dci[NR_MAX_DCI_SIZE>>1];
@@ -237,8 +251,8 @@ uint8_t nr_generate_dci_top(NR_gNB_PDCCH pdcch_vars,
     mod_dci[i<<1] = nr_mod_table[(NR_MOD_TABLE_QPSK_OFFSET + idx)<<1];
     mod_dci[(i<<1)+1] = nr_mod_table[((NR_MOD_TABLE_QPSK_OFFSET + idx)<<1) + 1];
 #ifdef DEBUG_DCI
-  printf("i %d idx %d b0-b1 %d-%d mod_dci %d %d\n", i, idx, (((encoder_output[(i<<1)>>5])>>((i<<1)&0x1f))&1),
-  (((encoder_output[((i<<1)+1)>>5])>>(((i<<1)+1)&0x1f))&1), mod_dci[(i<<1)], mod_dci[(i<<1)+1]);
+  printf("i %d idx %d b0-b1 %d-%d mod_dci %d %d\n", i, idx, (((scrambled_output[(i<<1)>>5])>>((i<<1)&0x1f))&1),
+  (((scrambled_output[((i<<1)+1)>>5])>>(((i<<1)+1)&0x1f))&1), mod_dci[(i<<1)], mod_dci[(i<<1)+1]);
 #endif
   }
 
@@ -307,6 +321,7 @@ printf("\n");
         else { // DCI payload
           ((int16_t*)txdataF[aa])[(l*frame_parms.ofdm_symbol_size + k)<<1] = (a * mod_dci[dci_idx<<1]) >> 15;
           ((int16_t*)txdataF[aa])[((l*frame_parms.ofdm_symbol_size + k)<<1) + 1] = (a * mod_dci[(dci_idx<<1) + 1]) >> 15;
+          //printf("dci output %d %d\n",(a * mod_dci[dci_idx<<1]) >> 15, (a * mod_dci[(dci_idx<<1) + 1]) >> 15);
           dci_idx++;
         }
         k++;

openair1/PHY/NR_TRANSPORT/nr_dci.h

@@ -41,7 +41,7 @@ uint8_t nr_generate_dci_top(NR_gNB_PDCCH pdcch_vars,
                             nfapi_nr_config_request_t config);
 
 void nr_pdcch_scrambling(uint32_t *in,
-                         uint8_t size,
+                         uint16_t size,
                          uint32_t Nid,
                          uint32_t n_RNTI,
                          uint32_t* out);

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c

@@ -75,7 +75,7 @@ void nr_schedule_css_dlsch_phytest(module_id_t   module_idP,
     pdu_rel15->vrb_to_prb_mapping = 0;
     pdu_rel15->mcs = 12;
     pdu_rel15->tb_scaling = 1;
-    LOG_I(MAC, "[gNB scheduler phytest] DCI type 1 payload: freq_alloc %d, time_alloc %d, vrb to prb %d, mcs %d tb_scaling %d\n",
+    LOG_D(MAC, "[gNB scheduler phytest] DCI type 1 payload: freq_alloc %d, time_alloc %d, vrb to prb %d, mcs %d tb_scaling %d\n",
                 pdu_rel15->frequency_domain_assignment,
                 pdu_rel15->time_domain_assignment,
                 pdu_rel15->vrb_to_prb_mapping,
@@ -86,7 +86,7 @@ void nr_schedule_css_dlsch_phytest(module_id_t   module_idP,
     params_rel15->rnti_type = NFAPI_NR_RNTI_RA;
     params_rel15->dci_format = NFAPI_NR_DL_DCI_FORMAT_1_0;
     //params_rel15->aggregation_level = 1;
-    LOG_I(MAC, "DCI type 1 params: rmsi_pdcch_config %d, rnti %d, rnti_type %d, dci_format %d\n \
+    LOG_D(MAC, "DCI type 1 params: rmsi_pdcch_config %d, rnti %d, rnti_type %d, dci_format %d\n \
                 coreset params: mux_pattern %d, n_rb %d, n_symb %d, rb_offset %d  \n \
                 ss params : nb_ss_sets_per_slot %d, first symb %d, nb_slots %d, sfn_mod2 %d, first slot %d\n",
                 0,

openair2/RRC/NR/MESSAGES/asn1_msg.c

@@ -267,7 +267,7 @@ uint8_t do_MIB_NR(rrc_gNB_carrier_data_t *carrier,
     default:
     AssertFatal(1==0,"Unknown subCarrierSpacingCommon %d\n",subCarrierSpacingCommon);
   }
-
+mib->message.choice.mib->subCarrierSpacingCommon = 1;
     switch (dmrs_TypeA_Position) {
     case 2:
       mib->message.choice.mib->dmrs_TypeA_Position = NR_MIB__dmrs_TypeA_Position_pos2;