Merge remote-tracking branch 'NR_UE_UL_DCI_improvements' into integration_2020_wk40

Conflicts:
	openair1/PHY/NR_UE_TRANSPORT/nr_ulsch_ue.c
	openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
	openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c

ci-scripts/conf_files/gnb.band78.tm1.106PRB.usrpn300.conf

@@ -131,12 +131,12 @@ gNBs =
 # 0=unrestricted, 1=restricted type A, 2=restricted type B
         restrictedSetConfig                                         = 0,
       # pusch-ConfigCommon (up to 16 elements)
-        initialULBWPk2_0                      = 2;
+        initialULBWPk2_0                      = 6;
         initialULBWPmappingType_0             = 1
         # this is SS=0 L=11
         initialULBWPstartSymbolAndLength_0    = 55;
  	
-	initialULBWPk2_1                      = 2;
+	initialULBWPk2_1                      = 6;
         initialULBWPmappingType_1             = 1;
         # this is SS=0 L=12
         initialULBWPstartSymbolAndLength_1    = 69;

executables/nr-ue.c

@@ -839,6 +839,23 @@ void init_NR_UE(int nb_inst, char* rrc_config_path) {
     AssertFatal((rrc_inst = nr_l3_init_ue(rrc_config_path)) != NULL, "can not initialize RRC module\n");
     AssertFatal((mac_inst = nr_l2_init_ue(rrc_inst)) != NULL, "can not initialize L2 module\n");
     AssertFatal((mac_inst->if_module = nr_ue_if_module_init(inst)) != NULL, "can not initialize IF module\n");
+
+    NR_PUSCH_TimeDomainResourceAllocationList_t *pusch_TimeDomainAllocationList = NULL;
+    if (mac_inst->ULbwp[0]->bwp_Dedicated->pusch_Config->choice.setup->pusch_TimeDomainAllocationList) {
+      pusch_TimeDomainAllocationList = mac_inst->ULbwp[0]->bwp_Dedicated->pusch_Config->choice.setup->pusch_TimeDomainAllocationList->choice.setup;
+    }
+    else if (mac_inst->ULbwp[0]->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList) {
+      pusch_TimeDomainAllocationList = mac_inst->ULbwp[0]->bwp_Common->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList;
+    }
+    	
+    if (pusch_TimeDomainAllocationList) {
+      for(int i = 0; i < pusch_TimeDomainAllocationList->list.count; i++) {
+        AssertFatal(*pusch_TimeDomainAllocationList->list.array[i]->k2 >= DURATION_RX_TO_TX, 
+                    "Slot offset K2 (%ld) cannot be less than DURATION_RX_TO_TX (%d)\n", 
+                    *pusch_TimeDomainAllocationList->list.array[i]->k2,
+                    DURATION_RX_TO_TX);
+      }
+    }
   }
 }
 

nfapi/open-nFAPI/nfapi/public_inc/fapi_nr_ue_interface.h

@@ -415,8 +415,14 @@ typedef struct {
   uint8_t number_of_candidates;
   uint16_t CCE[64];
   uint8_t L[64];
-  uint8_t dci_length;
-  uint8_t dci_format;
+  // 3GPP TS 38.212 Sec. 7.3.1.0, 3GPP TS 138.131 sec. 6.3.2 (SearchSpace)
+  // The maximum number of DCI lengths allowed by the spec are 4, with max 3 for C-RNTI.
+  // But a given search space may only support a maximum of 2 DCI formats at a time
+  // depending on its search space type configured by RRC. Hence for blind decoding, UE
+  // needs to monitor only upto 2 DCI lengths for a given search space.
+  uint8_t num_dci_options;  // Num DCIs the UE actually needs to decode (1 or 2)
+  uint8_t dci_length_options[2];
+  uint8_t dci_format_options[2];
 } fapi_nr_dl_config_dci_dl_pdu_rel15_t;
 
 typedef struct {

openair1/PHY/NR_UE_TRANSPORT/dci_nr.c

@@ -845,7 +845,6 @@ uint8_t nr_dci_decoding_procedure(PHY_VARS_NR_UE *ue,
   for (int i=0;i<pdcch_vars->nb_search_space;i++) {
 
     rel15 = &pdcch_vars->pdcch_config[i];
-    int dci_length = rel15->dci_length;
     //int gNB_id = 0;
     int16_t tmp_e[16*108];
     rnti_t n_rnti;
@@ -853,6 +852,10 @@ uint8_t nr_dci_decoding_procedure(PHY_VARS_NR_UE *ue,
     for (int j=0;j<rel15->number_of_candidates;j++) {
       int CCEind = rel15->CCE[j];
       int L = rel15->L[j];
+
+      // Loop over possible DCI lengths
+      for (int k = 0; k < rel15->num_dci_options; k++) {
+        int dci_length = rel15->dci_length_options[k];
         uint64_t dci_estimation[2]= {0};
         const t_nrPolar_params *currentPtrDCI = nr_polar_params(NR_POLAR_DCI_MESSAGE_TYPE, dci_length, L, 1, &ue->polarList);
 
@@ -877,17 +880,19 @@ uint8_t nr_dci_decoding_procedure(PHY_VARS_NR_UE *ue,
         n_rnti = rel15->rnti;
 
         if (crc == n_rnti) {
-        LOG_D(PHY,"Decoded crc %x matches rnti %x for DCI format %d\n", crc, n_rnti, rel15->dci_format);
+          LOG_D(PHY,"Decoded crc %x matches rnti %x for DCI format %d\n", crc, n_rnti, rel15->dci_format_options[k]);
           dci_ind->SFN = frame;
           dci_ind->slot = slot;
           dci_ind->dci_list[dci_ind->number_of_dcis].rnti        = n_rnti;
           dci_ind->dci_list[dci_ind->number_of_dcis].n_CCE       = CCEind;
-	dci_ind->dci_list[dci_ind->number_of_dcis].dci_format  = rel15->dci_format;
+          dci_ind->dci_list[dci_ind->number_of_dcis].dci_format  = rel15->dci_format_options[k];
           dci_ind->dci_list[dci_ind->number_of_dcis].payloadSize = dci_length;
           memcpy((void*)dci_ind->dci_list[dci_ind->number_of_dcis].payloadBits,(void*)dci_estimation,8);
           dci_ind->number_of_dcis++;
+          break;    // If DCI is found, no need to check for remaining DCI lengths
         } else {
-        LOG_D(PHY,"Decoded crc %x does not match rnti %x for DCI format %d\n", crc, n_rnti, rel15->dci_format);
+          LOG_D(PHY,"Decoded crc %x does not match rnti %x for DCI format %d\n", crc, n_rnti, rel15->dci_format_options[k]);
+        }
       }
     }
   }

openair1/PHY/NR_UE_TRANSPORT/nr_ulsch_coding.c

@@ -392,6 +392,10 @@ int nr_ulsch_encoding(NR_UE_ULSCH_t *ulsch,
     encoder_implemparams_t impp;
     impp.n_segments=harq_process->C;
     impp.macro_num=0;
+    impp.tinput  = NULL;
+    impp.tprep   = NULL;
+    impp.tparity = NULL;
+    impp.toutput = NULL;
 
     VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_LDPC_ENCODER_OPTIM, VCD_FUNCTION_IN);
     

openair1/SCHED_NR_UE/fapi_nr_ue_l1.c

@@ -93,6 +93,7 @@ int8_t nr_ue_scheduled_response(nr_scheduled_response_t *scheduled_response){
 
           if (dlsch0_harq){
 
+	    dlsch0_harq->status   = ACTIVE;
             dlsch0_harq->BWPStart = dlsch_config_pdu->BWPStart;
             dlsch0_harq->BWPSize = dlsch_config_pdu->BWPSize;
             dlsch0_harq->nb_rb = dlsch_config_pdu->number_rbs;

openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c

@@ -1603,11 +1603,9 @@ uint16_t Table_51312[28][2] = {{2,120},{2,193},{2,308},{2,449},{2,602},{4,378},{
 uint16_t Table_51313[29][2] = {{2,30},{2,40},{2,50},{2,64},{2,78},{2,99},{2,120},{2,157},{2,193},{2,251},{2,308},{2,379},{2,449},{2,526},{2,602},{4,340},
 		{4,378},{4,434},{4,490},{4,553},{4,616},{6,438},{6,466},{6,517},{6,567},{6,616},{6,666}, {6,719}, {6,772}};
 
-//Table 6.1.4.1-1 of 38.214 TODO fix for tp-pi2BPSK
 uint16_t Table_61411[28][2] = {{2,120},{2,157},{2,193},{2,251},{2,308},{2,379},{2,449},{2,526},{2,602},{2,679},{4,340},{4,378},{4,434},{4,490},{4,553},{4,616},
 		{4,658},{6,466},{6,517},{6,567},{6,616},{6,666},{6,719},{6,772},{6,822},{6,873}, {6,910}, {6,948}};
 
-//Table 6.1.4.1-2 of 38.214 TODO fix for tp-pi2BPSK
 uint16_t Table_61412[28][2] = {{2,30},{2,40},{2,50},{2,64},{2,78},{2,99},{2,120},{2,157},{2,193},{2,251},{2,308},{2,379},{2,449},{2,526},{2,602},{2,679},
 		{4,378},{4,434},{4,490},{4,553},{4,616},{4,658},{4,699},{4,772},{6,567},{6,616},{6,666}, {6,772}};
 
@@ -2471,6 +2469,40 @@ int16_t fill_dmrs_mask(NR_PDSCH_Config_t *pdsch_Config,int dmrs_TypeA_Position,i
   return(-1);
 }
 
+uint8_t get_pusch_mcs_table(long *mcs_Table,
+                            int is_tp,
+                            int dci_format,
+                            int rnti_type,
+                            int target_ss,
+                            bool config_grant) {
+
+  // implementing 6.1.4.1 in 38.214
+  if (mcs_Table != NULL) {
+    if (config_grant || (rnti_type == NR_RNTI_CS)) {
+      if (*mcs_Table == NR_PUSCH_Config__mcs_Table_qam256)
+        return 1;
+      else
+        return (2+(is_tp<<1));
+    }
+    else {
+      if ((*mcs_Table == NR_PUSCH_Config__mcs_Table_qam256) &&
+          (dci_format == NR_UL_DCI_FORMAT_0_1) &&
+          ((rnti_type == NR_RNTI_C ) || (rnti_type == NR_RNTI_SP_CSI)))
+        return 1;
+      // TODO take into account UE configuration
+      if ((*mcs_Table == NR_PUSCH_Config__mcs_Table_qam64LowSE) &&
+          (target_ss == NR_SearchSpace__searchSpaceType_PR_ue_Specific) &&
+          ((rnti_type == NR_RNTI_C ) || (rnti_type == NR_RNTI_SP_CSI)))
+        return (2+(is_tp<<1));
+      if (rnti_type == NR_RNTI_MCS_C)
+        return (2+(is_tp<<1));
+      AssertFatal(1==0,"Invalid configuration to set MCS table");
+    }
+  }
+  else
+    return (0+(is_tp*3));
+}
+
 
 int binomial(int n, int k) {
   int c = 1, i;

openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h

@@ -60,7 +60,8 @@ typedef enum {
   NR_RNTI_INT,
   NR_RNTI_TPC_PUSCH,
   NR_RNTI_TPC_PUCCH,
-  NR_RNTI_TPC_SRS
+  NR_RNTI_TPC_SRS,
+  NR_RNTI_MCS_C,
 } nr_rnti_type_t;
 
 uint16_t config_bandwidth(int mu, int nb_rb, int nr_band);
@@ -100,6 +101,13 @@ int get_nr_prach_info_from_index(uint8_t index,
                                  uint8_t *N_t_slot,
                                  uint8_t *N_dur);
 
+uint8_t get_pusch_mcs_table(long *mcs_Table,
+                            int is_tp,
+                            int dci_format,
+                            int rnti_type,
+                            int target_ss,
+                            bool config_grant);
+
 uint8_t compute_nr_root_seq(NR_RACH_ConfigCommon_t *rach_config,
                             uint8_t nb_preambles,
                             uint8_t unpaired);

openair2/LAYER2/NR_MAC_UE/mac_proto.h

@@ -174,7 +174,7 @@ int8_t nr_ue_process_dlsch(module_id_t module_id, int cc_id, uint8_t gNB_index,
 
 void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl_config, frame_t frame, int slot);
 
-void nr_extract_dci_info(NR_UE_MAC_INST_t *mac,
+int nr_extract_dci_info(NR_UE_MAC_INST_t *mac,
                          int dci_format,
                          uint8_t dci_length,
                          uint16_t rnti,

openair2/LAYER2/NR_MAC_UE/nr_ue_dci_configuration.c

@@ -64,7 +64,7 @@ void fill_dci_search_candidates(NR_SearchSpace_t *ss,fapi_nr_dl_config_dci_dl_pd
 
 }
 
-void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t *rel15, fapi_nr_dl_config_request_t *dl_config, int rnti_type, int ss_id, uint8_t dci_format){
+void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t *rel15, fapi_nr_dl_config_request_t *dl_config, int rnti_type, int ss_id){
 
   uint16_t monitoringSymbolsWithinSlot = 0;
   uint8_t bwp_id = 1, coreset_id = 1;
@@ -76,9 +76,6 @@ void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t
   NR_BWP_DownlinkCommon_t *initialDownlinkBWP = scc->downlinkConfigCommon->initialDownlinkBWP;
   NR_SearchSpace_t *ss = mac->SSpace[bwp_id - 1][coreset_id - 1][ss_id];
 
-  // DCI format configuration
-  rel15->dci_format = dci_format;
-
   // CORESET configuration
   NR_ControlResourceSet_t *coreset = mac->coreset[bwp_id - 1][coreset_id - 1];
   rel15->coreset.duration = coreset->duration;
@@ -123,7 +120,9 @@ void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t
     rel15->BWPSize = NRRIV2BW(bwp_Common->genericParameters.locationAndBandwidth, 275);
     rel15->BWPStart = NRRIV2PRBOFFSET(bwp_Common->genericParameters.locationAndBandwidth, 275);
     rel15->SubcarrierSpacing = bwp_Common->genericParameters.subcarrierSpacing;
-    rel15->dci_length = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format, NR_RNTI_C, rel15->BWPSize, bwp_id);
+    for (int i = 0; i < rel15->num_dci_options; i++) {
+      rel15->dci_length_options[i] = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format_options[i], NR_RNTI_C, rel15->BWPSize, bwp_id);
+    }
     break;
     case NR_RNTI_RA:
     // we use the initial DL BWP
@@ -133,7 +132,7 @@ void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t
     rel15->BWPSize = NRRIV2BW(initialDownlinkBWP->genericParameters.locationAndBandwidth, 275);
     rel15->BWPStart = NRRIV2PRBOFFSET(bwp_Common->genericParameters.locationAndBandwidth, 275); //NRRIV2PRBOFFSET(initialDownlinkBWP->genericParameters.locationAndBandwidth, 275);
     rel15->SubcarrierSpacing = initialDownlinkBWP->genericParameters.subcarrierSpacing;
-    rel15->dci_length = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format, NR_RNTI_RA, rel15->BWPSize, bwp_id);
+    rel15->dci_length_options[0] = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format_options[0], NR_RNTI_RA, rel15->BWPSize, bwp_id);
     break;
     case NR_RNTI_P:
     break;
@@ -214,7 +213,9 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
             LOG_D(MAC, "[DCI_CONFIG] Configure monitoring of PDCCH candidates in Type1-PDCCH common random access search space\n");
             switch(mac->ra_state){
               case WAIT_RAR:
-              config_dci_pdu(mac, rel15, dl_config, NR_RNTI_RA, ss_id, NR_DL_DCI_FORMAT_1_0);
+              rel15->num_dci_options = 1;
+              rel15->dci_format_options[0] = NR_DL_DCI_FORMAT_1_0;
+              config_dci_pdu(mac, rel15, dl_config, NR_RNTI_RA, ss_id);
               fill_dci_search_candidates(ss, rel15);
               break;
               case WAIT_CONTENTION_RESOLUTION:
@@ -285,7 +286,10 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
           // Monitors DCI 01 and 11 scrambled with C-RNTI, or CS-RNTI(s), or SP-CSI-RNTI
           if (get_softmodem_params()->phy_test == 1 && mac->crnti > 0) {
             LOG_D(MAC, "[DCI_CONFIG] Configure monitoring of PDCCH candidates in the user specific search space\n");
-            config_dci_pdu(mac, rel15, dl_config, NR_RNTI_C, ss_id, NR_DL_DCI_FORMAT_1_1);
+            rel15->num_dci_options = 2;
+            rel15->dci_format_options[0] = NR_DL_DCI_FORMAT_1_1;
+            rel15->dci_format_options[1] = NR_UL_DCI_FORMAT_0_1;
+            config_dci_pdu(mac, rel15, dl_config, NR_RNTI_C, ss_id);
             fill_dci_search_candidates(ss, rel15);
 
             #ifdef DEBUG_DCI

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c

@@ -886,6 +886,36 @@ void schedule_fapi_ul_pdu(int Mod_idP,
     LOG_D(MAC, "Scheduling UE specific PUSCH\n");
     //UL_tti_req = &nr_mac->UL_tti_req[CC_id];
 
+    int dci_formats[2];
+    int rnti_types[2];
+
+    NR_SearchSpace_t *ss;
+    int target_ss = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
+
+    AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList!=NULL,"searchPsacesToAddModList is null\n");
+    AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count>0,
+                "searchPsacesToAddModList is empty\n");
+
+    int found=0;
+
+    for (int i=0;i<bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count;i++) {
+      ss=bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.array[i];
+      AssertFatal(ss->controlResourceSetId != NULL,"ss->controlResourceSetId is null\n");
+      AssertFatal(ss->searchSpaceType != NULL,"ss->searchSpaceType is null\n");
+      if (ss->searchSpaceType->present == target_ss) {
+        found=1;
+        break;
+      }
+    }
+    AssertFatal(found==1,"Couldn't find an adequate searchspace\n");
+
+    if (ss->searchSpaceType->choice.ue_Specific->dci_Formats)
+      dci_formats[0]  = NR_UL_DCI_FORMAT_0_1;
+    else
+      dci_formats[0]  = NR_UL_DCI_FORMAT_0_0;
+
+    rnti_types[0]   = NR_RNTI_C;
+
     //Resource Allocation in time domain
     int startSymbolAndLength=0;
     int StartSymbolIndex,NrOfSymbols,mapping_type;
@@ -905,12 +935,7 @@ void schedule_fapi_ul_pdu(int Mod_idP,
     pusch_pdu->bwp_start = NRRIV2PRBOFFSET(ubwp->bwp_Common->genericParameters.locationAndBandwidth,275);
     pusch_pdu->subcarrier_spacing = ubwp->bwp_Common->genericParameters.subcarrierSpacing;
     pusch_pdu->cyclic_prefix = 0;
-    //pusch information always include
-    //this informantion seems to be redundant. with hthe mcs_index and the modulation table, the mod_order and target_code_rate can be determined.
-    pusch_pdu->mcs_index = 9;
-    pusch_pdu->mcs_table = 0; //0: notqam256 [TS38.214, table 5.1.3.1-1] - corresponds to nr_target_code_rate_table1 in PHY
-    pusch_pdu->target_code_rate = nr_get_code_rate_ul(pusch_pdu->mcs_index,pusch_pdu->mcs_table) ;
-    pusch_pdu->qam_mod_order = nr_get_Qm_ul(pusch_pdu->mcs_index,pusch_pdu->mcs_table) ;
+
     if (pusch_Config->transformPrecoder == NULL) {
       if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg3_transformPrecoder == NULL)
         pusch_pdu->transform_precoding = 1;
@@ -924,6 +949,23 @@ void schedule_fapi_ul_pdu(int Mod_idP,
     else
       pusch_pdu->data_scrambling_id = *scc->physCellId;
 
+    pusch_pdu->mcs_index = 9;
+    if (pusch_pdu->transform_precoding)
+      pusch_pdu->mcs_table = get_pusch_mcs_table(pusch_Config->mcs_Table, 0,
+                                                 dci_formats[0], rnti_types[0], target_ss, false);
+    else
+      pusch_pdu->mcs_table = get_pusch_mcs_table(pusch_Config->mcs_TableTransformPrecoder, 1,
+                                                 dci_formats[0], rnti_types[0], target_ss, false);
+
+    pusch_pdu->target_code_rate = nr_get_code_rate_ul(pusch_pdu->mcs_index,pusch_pdu->mcs_table);
+    pusch_pdu->qam_mod_order = nr_get_Qm_ul(pusch_pdu->mcs_index,pusch_pdu->mcs_table);
+    if (pusch_Config->tp_pi2BPSK!=NULL) {
+      if(((pusch_pdu->mcs_table==3)&&(pusch_pdu->mcs_index<2)) ||
+         ((pusch_pdu->mcs_table==4)&&(pusch_pdu->mcs_index<6))) {
+        pusch_pdu->target_code_rate = pusch_pdu->target_code_rate>>1;
+        pusch_pdu->qam_mod_order = pusch_pdu->qam_mod_order<<1;
+      }
+    }
     pusch_pdu->nrOfLayers = 1;
 
     //Pusch Allocation in frequency domain [TS38.214, sec 6.1.2.2]
@@ -1077,35 +1119,7 @@ void schedule_fapi_ul_pdu(int Mod_idP,
     nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = &ul_dci_request_pdu->pdcch_pdu.pdcch_pdu_rel15;
     UL_dci_req->numPdus+=1;
 
-    int dci_formats[2];
-    int rnti_types[2];
-
-    NR_SearchSpace_t *ss;
-    int target_ss = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
-
-    AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList!=NULL,"searchPsacesToAddModList is null\n");
-    AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count>0,
-                "searchPsacesToAddModList is empty\n");
-
-    int found=0;
-
-    for (int i=0;i<bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count;i++) {
-      ss=bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.array[i];
-      AssertFatal(ss->controlResourceSetId != NULL,"ss->controlResourceSetId is null\n");
-      AssertFatal(ss->searchSpaceType != NULL,"ss->searchSpaceType is null\n");
-      if (ss->searchSpaceType->present == target_ss) {
-        found=1;
-        break;
-      }
-    }
-    AssertFatal(found==1,"Couldn't find an adequate searchspace\n");
-
-    if (ss->searchSpaceType->choice.ue_Specific->dci_Formats)
-      dci_formats[0]  = NR_UL_DCI_FORMAT_0_1;
-    else
-      dci_formats[0]  = NR_UL_DCI_FORMAT_0_0;
 
-    rnti_types[0]   = NR_RNTI_C;
     LOG_D(MAC,"Configuring ULDCI/PDCCH in %d.%d\n", frameP,slotP);
 
     uint8_t nr_of_candidates, aggregation_level;