gNB_scheduler_primitives.c 82.2 KB
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/*
 * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The OpenAirInterface Software Alliance licenses this file to You under
 * the OAI Public License, Version 1.1  (the "License"); you may not use this file
 * except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.openairinterface.org/?page_id=698
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *-------------------------------------------------------------------------------
 * For more information about the OpenAirInterface (OAI) Software Alliance:
 *      contact@openairinterface.org
 */

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/*! \file gNB_scheduler_primitives.c
 * \brief primitives used by gNB for BCH, RACH, ULSCH, DLSCH scheduling
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 * \author  Raymond Knopp, Guy De Souza
 * \date 2018, 2019
 * \email: knopp@eurecom.fr, desouza@eurecom.fr
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 * \version 1.0
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 * \company Eurecom
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 * @ingroup _mac

 */

#include "assertions.h"

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#include "LAYER2/MAC/mac.h"
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#include "NR_MAC_gNB/nr_mac_gNB.h"
#include "NR_MAC_COMMON/nr_mac_extern.h"
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#include "NR_MAC_gNB/mac_proto.h"
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#include "common/utils/LOG/log.h"
#include "common/utils/LOG/vcd_signal_dumper.h"
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#include "common/utils/nr/nr_common.h"
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#include "UTIL/OPT/opt.h"
#include "OCG.h"
#include "OCG_extern.h"
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#include "RRC/LTE/rrc_extern.h"
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#include "RRC/NR/nr_rrc_extern.h"
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#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
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//#include "LAYER2/MAC/pre_processor.c"
#include "pdcp.h"

#include "intertask_interface.h"

#include "T.h"
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#include "NR_PDCCH-ConfigCommon.h"
#include "NR_ControlResourceSet.h"
#include "NR_SearchSpace.h"
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#include "nfapi_nr_interface.h"

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#define ENABLE_MAC_PAYLOAD_DEBUG
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#define DEBUG_gNB_SCHEDULER 1
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#include "common/ran_context.h"

extern RAN_CONTEXT_t RC;

extern int n_active_slices;

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  // Note the 2 scs values in the table names represent resp. scs_common and pdcch_scs
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/// LUT for the number of symbols in the coreset indexed by coreset index (4 MSB rmsi_pdcch_config)
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uint8_t nr_coreset_nsymb_pdcch_type_0_scs_15_15[15] = {2,2,2,3,3,3,1,1,2,2,3,3,1,2,3};
uint8_t nr_coreset_nsymb_pdcch_type_0_scs_15_30[14] = {2,2,2,2,3,3,3,3,1,1,2,2,3,3};
uint8_t nr_coreset_nsymb_pdcch_type_0_scs_30_15_b40Mhz[9] = {1,1,2,2,3,3,1,2,3};
uint8_t nr_coreset_nsymb_pdcch_type_0_scs_30_15_a40Mhz[9] = {1,2,3,1,1,2,2,3,3};
uint8_t nr_coreset_nsymb_pdcch_type_0_scs_30_30_b40Mhz[16] = {2,2,2,2,2,3,3,3,3,3,1,1,1,2,2,2}; // below 40Mhz bw
uint8_t nr_coreset_nsymb_pdcch_type_0_scs_30_30_a40Mhz[10] = {2,2,3,3,1,1,2,2,3,3}; // above 40Mhz bw
uint8_t nr_coreset_nsymb_pdcch_type_0_scs_120_60[12] = {1,1,2,2,3,3,1,2,1,1,1,1};

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/// LUT for the number of RBs in the coreset indexed by coreset index
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uint8_t nr_coreset_rb_offset_pdcch_type_0_scs_15_15[15] = {0,2,4,0,2,4,12,16,12,16,12,16,38,38,38};
uint8_t nr_coreset_rb_offset_pdcch_type_0_scs_15_30[14] = {5,6,7,8,5,6,7,8,18,20,18,20,18,20};
uint8_t nr_coreset_rb_offset_pdcch_type_0_scs_30_15_b40Mhz[9] = {2,6,2,6,2,6,28,28,28};
uint8_t nr_coreset_rb_offset_pdcch_type_0_scs_30_15_a40Mhz[9] = {4,4,4,0,56,0,56,0,56};
uint8_t nr_coreset_rb_offset_pdcch_type_0_scs_30_30_b40Mhz[16] = {0,1,2,3,4,0,1,2,3,4,12,14,16,12,14,16};
uint8_t nr_coreset_rb_offset_pdcch_type_0_scs_30_30_a40Mhz[10] = {0,4,0,4,0,28,0,28,0,28};
int8_t  nr_coreset_rb_offset_pdcch_type_0_scs_120_60[12] = {0,8,0,8,0,8,28,28,-1,49,-1,97};
int8_t  nr_coreset_rb_offset_pdcch_type_0_scs_120_120[8] = {0,4,14,14,-1,24,-1,48};
int8_t  nr_coreset_rb_offset_pdcch_type_0_scs_240_120[8] = {0,8,0,8,-1,25,-1,49};

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/// LUT for monitoring occasions param O indexed by ss index (4 LSB rmsi_pdcch_config)
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  // Note: scaling is used to avoid decimal values for O and M, original values commented
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uint8_t nr_ss_param_O_type_0_mux1_FR1[16] = {0,0,2,2,5,5,7,7,0,5,0,0,2,2,5,5};
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uint8_t nr_ss_param_O_type_0_mux1_FR2[14] = {0,0,5,5,5,5,0,5,5,15,15,15,0,5}; //{0,0,2.5,2.5,5,5,0,2.5,5,7.5,7.5,7.5,0,5}
uint8_t nr_ss_scale_O_mux1_FR2[14] = {0,0,1,1,0,0,0,1,0,1,1,1,0,0};
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/// LUT for number of SS sets per slot indexed by ss index
uint8_t nr_ss_sets_per_slot_type_0_FR1[16] = {1,2,1,2,1,2,1,2,1,1,1,1,1,1,1,1};
uint8_t nr_ss_sets_per_slot_type_0_FR2[14] = {1,2,1,2,1,2,2,2,2,1,2,2,1,1};
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/// LUT for monitoring occasions param M indexed by ss index
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uint8_t nr_ss_param_M_type_0_mux1_FR1[16] = {1,1,1,1,1,1,1,1,2,2,1,1,1,1,1,1}; //{1,0.5,1,0.5,1,0.5,1,0.5,2,2,1,1,1,1,1,1}
uint8_t nr_ss_scale_M_mux1_FR1[16] = {0,1,0,1,0,1,0,1,0,0,0,0,0,0,0,0};
uint8_t nr_ss_param_M_type_0_mux1_FR2[14] = {1,1,1,1,1,1,1,1,1,1,1,1,2,2}; //{1,0.5,1,0.5,1,0.5,0.5,0.5,0.5,1,0.5,0.5,2,2}
uint8_t nr_ss_scale_M_mux1_FR2[14] = {0,1,0,1,0,1,1,1,1,0,1,1,0,0};
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/// LUT for SS first symbol index indexed by ss index
uint8_t nr_ss_first_symb_idx_type_0_mux1_FR1[8] = {0,0,1,2,1,2,1,2};
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  // Mux pattern type 2
uint8_t nr_ss_first_symb_idx_scs_120_60_mux2[4] = {0,1,6,7};
uint8_t nr_ss_first_symb_idx_scs_240_120_set1_mux2[6] = {0,1,2,3,0,1};
  // Mux pattern type 3
uint8_t nr_ss_first_symb_idx_scs_120_120_mux3[4] = {4,8,2,6};

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/// Search space max values indexed by scs
uint8_t nr_max_number_of_candidates_per_slot[4] = {44, 36, 22, 20};
uint8_t nr_max_number_of_cces_per_slot[4] = {56, 56, 48, 32};
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static inline uint8_t get_max_candidates(uint8_t scs) {
  AssertFatal(scs<4, "Invalid PDCCH subcarrier spacing %d\n", scs);
  return (nr_max_number_of_candidates_per_slot[scs]);
}

static inline uint8_t get_max_cces(uint8_t scs) {
  AssertFatal(scs<4, "Invalid PDCCH subcarrier spacing %d\n", scs);
  return (nr_max_number_of_cces_per_slot[scs]);
} 
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int allocate_nr_CCEs(gNB_MAC_INST *nr_mac,
		     int bwp_id,
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		     int list_id,
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		     int aggregation,
		     int search_space, // 0 common, 1 ue-specific
		     int UE_id,
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		     int m) {
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  // uncomment these when we allocate for common search space
  //  NR_COMMON_channels_t                *cc      = nr_mac->common_channels;
  //  NR_ServingCellConfigCommon_t        *scc     = cc->ServingCellConfigCommon;
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  NR_UE_list_t *UE_list = &nr_mac->UE_list;

  NR_BWP_Downlink_t *bwp;
  NR_CellGroupConfig_t *secondaryCellGroup;

  NR_ControlResourceSet_t *coreset;

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  AssertFatal(UE_list->active[UE_id] >=0,"UE_id %d is not active\n",UE_id);
  secondaryCellGroup = UE_list->secondaryCellGroup[UE_id];
  bwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[bwp_id-1];

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  if (search_space == 1) {
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    coreset = bwp->bwp_Dedicated->pdcch_Config->choice.setup->controlResourceSetToAddModList->list.array[list_id];
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  }
  else {
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    coreset = bwp->bwp_Common->pdcch_ConfigCommon->choice.setup->commonControlResourceSet;
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  }

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  int coreset_id = coreset->controlResourceSetId;
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  int *cce_list = nr_mac->cce_list[bwp_id][coreset_id];

  int n_rb=0;
  for (int i=0;i<6;i++)
    for (int j=0;j<8;j++) {
      n_rb+=((coreset->frequencyDomainResources.buf[i]>>j)&1);
    }
  n_rb*=6;

  uint16_t N_reg = n_rb * coreset->duration;
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  uint16_t Y=0, N_cce, M_s_max, n_CI=0;
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  uint16_t n_RNTI = search_space == 1 ? UE_list->rnti[UE_id]:0;
  uint32_t A[3]={39827,39829,39839};

  N_cce = N_reg / NR_NB_REG_PER_CCE;

  M_s_max = (aggregation==4)?4:(aggregation==8)?2:1;

  if (search_space == 1) {
    Y = (A[0]*n_RNTI)%65537; // Candidate 0, antenna port 0
  }
  int first_cce = aggregation * (( Y + (m*N_cce)/(aggregation*M_s_max) + n_CI ) % CEILIDIV(N_cce,aggregation));

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  for (int i=0;i<aggregation;i++)
    if (cce_list[first_cce+i] != 0) return(-1);
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  for (int i=0;i<aggregation;i++) cce_list[first_cce+i] = 1;

  return(first_cce);

}

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void nr_configure_css_dci_initial(nfapi_nr_dl_tti_pdcch_pdu_rel15_t* pdcch_pdu,
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				  nr_scs_e scs_common,
				  nr_scs_e pdcch_scs,
				  nr_frequency_range_e freq_range,
				  uint8_t rmsi_pdcch_config,
				  uint8_t ssb_idx,
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				  uint8_t k_ssb,
				  uint16_t sfn_ssb,
				  uint8_t n_ssb, /*slot index overlapping the corresponding SSB index*/
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				  uint16_t nb_slots_per_frame,
				  uint16_t N_RB)
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{
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  //  uint8_t O, M;
  //  uint8_t ss_idx = rmsi_pdcch_config&0xf;
  //  uint8_t cset_idx = (rmsi_pdcch_config>>4)&0xf;
  //  uint8_t mu = scs_common;
  //  uint8_t O_scale=0, M_scale=0; // used to decide if the values of O and M need to be divided by 2
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  AssertFatal(1==0,"todo\n");
  /*
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  /// Coreset params
  switch(scs_common) {

    case kHz15:
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      switch(pdcch_scs) {
        case kHz15:
          AssertFatal(cset_idx<15,"Coreset index %d reserved for scs kHz15/kHz15\n", cset_idx);
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          pdcch_pdu->mux_pattern = NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1;
          pdcch_pdu->n_rb = (cset_idx < 6)? 24 : (cset_idx < 12)? 48 : 96;
          pdcch_pdu->n_symb = nr_coreset_nsymb_pdcch_type_0_scs_15_15[cset_idx];
          pdcch_pdu->rb_offset = nr_coreset_rb_offset_pdcch_type_0_scs_15_15[cset_idx];
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        break;

        case kHz30:
          AssertFatal(cset_idx<14,"Coreset index %d reserved for scs kHz15/kHz30\n", cset_idx);
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          pdcch_pdu->mux_pattern = NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1;
          pdcch_pdu->n_rb = (cset_idx < 8)? 24 : 48;
          pdcch_pdu->n_symb = nr_coreset_nsymb_pdcch_type_0_scs_15_30[cset_idx];
          pdcch_pdu->rb_offset = nr_coreset_rb_offset_pdcch_type_0_scs_15_15[cset_idx];
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        break;

        default:
            AssertFatal(1==0,"Invalid scs_common/pdcch_scs combination %d/%d \n", scs_common, pdcch_scs);

      }
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      break;

    case kHz30:

      if (N_RB < 106) { // Minimum 40Mhz bandwidth not satisfied
        switch(pdcch_scs) {
          case kHz15:
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            AssertFatal(cset_idx<9,"Coreset index %d reserved for scs kHz30/kHz15\n", cset_idx);
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            pdcch_pdu->mux_pattern = NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1;
            pdcch_pdu->n_rb = (cset_idx < 10)? 48 : 96;
            pdcch_pdu->n_symb = nr_coreset_nsymb_pdcch_type_0_scs_30_15_b40Mhz[cset_idx];
            pdcch_pdu->rb_offset = nr_coreset_rb_offset_pdcch_type_0_scs_30_15_b40Mhz[cset_idx];
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          break;
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          case kHz30:
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            pdcch_pdu->mux_pattern = NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1;
            pdcch_pdu->n_rb = (cset_idx < 6)? 24 : 48;
            pdcch_pdu->n_symb = nr_coreset_nsymb_pdcch_type_0_scs_30_30_b40Mhz[cset_idx];
            pdcch_pdu->rb_offset = nr_coreset_rb_offset_pdcch_type_0_scs_30_30_b40Mhz[cset_idx];
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          break;
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          default:
            AssertFatal(1==0,"Invalid scs_common/pdcch_scs combination %d/%d \n", scs_common, pdcch_scs);
        }
      }

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      else { // above 40Mhz
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        switch(pdcch_scs) {
          case kHz15:
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            AssertFatal(cset_idx<9,"Coreset index %d reserved for scs kHz30/kHz15\n", cset_idx);
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            pdcch_pdu->mux_pattern = NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1;
            pdcch_pdu->n_rb = (cset_idx < 3)? 48 : 96;
            pdcch_pdu->n_symb = nr_coreset_nsymb_pdcch_type_0_scs_30_15_a40Mhz[cset_idx];
            pdcch_pdu->rb_offset = nr_coreset_rb_offset_pdcch_type_0_scs_30_15_a40Mhz[cset_idx];
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          break;
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          case kHz30:
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            AssertFatal(cset_idx<10,"Coreset index %d reserved for scs kHz30/kHz30\n", cset_idx);
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            pdcch_pdu->mux_pattern = NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1;
            pdcch_pdu->n_rb = (cset_idx < 4)? 24 : 48;
            pdcch_pdu->n_symb = nr_coreset_nsymb_pdcch_type_0_scs_30_30_a40Mhz[cset_idx];
            pdcch_pdu->rb_offset =  nr_coreset_rb_offset_pdcch_type_0_scs_30_30_a40Mhz[cset_idx];
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          break;
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          default:
            AssertFatal(1==0,"Invalid scs_common/pdcch_scs combination %d/%d \n", scs_common, pdcch_scs);
        }
      }
      break;

    case kHz120:
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      switch(pdcch_scs) {
        case kHz60:
          AssertFatal(cset_idx<12,"Coreset index %d reserved for scs kHz120/kHz60\n", cset_idx);
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          pdcch_pdu->mux_pattern = (cset_idx < 8)?NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1 : NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE2;
          pdcch_pdu->n_rb = (cset_idx < 6)? 48 : (cset_idx < 8)? 96 : (cset_idx < 10)? 48 : 96;
          pdcch_pdu->n_symb = nr_coreset_nsymb_pdcch_type_0_scs_120_60[cset_idx];
          pdcch_pdu->rb_offset = (nr_coreset_rb_offset_pdcch_type_0_scs_120_60[cset_idx]>0)?nr_coreset_rb_offset_pdcch_type_0_scs_120_60[cset_idx] :
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          (k_ssb == 0)? -41 : -42;
        break;

        case kHz120:
          AssertFatal(cset_idx<8,"Coreset index %d reserved for scs kHz120/kHz120\n", cset_idx);
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          pdcch_pdu->mux_pattern = (cset_idx < 4)?NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1 : NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE3;
          pdcch_pdu->n_rb = (cset_idx < 2)? 24 : (cset_idx < 4)? 48 : (cset_idx < 6)? 24 : 48;
          pdcch_pdu->n_symb = (cset_idx == 2)? 1 : 2;
          pdcch_pdu->rb_offset = (nr_coreset_rb_offset_pdcch_type_0_scs_120_120[cset_idx]>0)? nr_coreset_rb_offset_pdcch_type_0_scs_120_120[cset_idx] :
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          (k_ssb == 0)? -20 : -21;
        break;

        default:
            AssertFatal(1==0,"Invalid scs_common/pdcch_scs combination %d/%d \n", scs_common, pdcch_scs);
      }
    break;

    case kHz240:
    switch(pdcch_scs) {
      case kHz60:
        AssertFatal(cset_idx<4,"Coreset index %d reserved for scs kHz240/kHz60\n", cset_idx);
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        pdcch_pdu->mux_pattern = NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1;
        pdcch_pdu->n_rb = 96;
        pdcch_pdu->n_symb = (cset_idx < 2)? 1 : 2;
        pdcch_pdu->rb_offset = (cset_idx&1)? 16 : 0;
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      break;

      case kHz120:
        AssertFatal(cset_idx<8,"Coreset index %d reserved for scs kHz240/kHz120\n", cset_idx);
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        pdcch_pdu->mux_pattern = (cset_idx < 4)? NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1 : NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE2;
        pdcch_pdu->n_rb = (cset_idx < 4)? 48 : (cset_idx < 6)? 24 : 48;
        pdcch_pdu->n_symb = ((cset_idx==2)||(cset_idx==3))? 2 : 1;
        pdcch_pdu->rb_offset = (nr_coreset_rb_offset_pdcch_type_0_scs_240_120[cset_idx]>0)? nr_coreset_rb_offset_pdcch_type_0_scs_240_120[cset_idx] :
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        (k_ssb == 0)? -41 : -42;
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      break;

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      default:
          AssertFatal(1==0,"Invalid scs_common/pdcch_scs combination %d/%d \n", scs_common, pdcch_scs);
    }
    break;

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  default:
    AssertFatal(1==0,"Invalid common subcarrier spacing %d\n", scs_common);

  }

  /// Search space params
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  switch(pdcch_pdu->mux_pattern) {
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    case NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1:
      if (freq_range == nr_FR1) {
        O = nr_ss_param_O_type_0_mux1_FR1[ss_idx];
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        pdcch_pdu->nb_ss_sets_per_slot = nr_ss_sets_per_slot_type_0_FR1[ss_idx];
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        M = nr_ss_param_M_type_0_mux1_FR1[ss_idx];
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        M_scale = nr_ss_scale_M_mux1_FR1[ss_idx];
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        pdcch_pdu->first_symbol = (ss_idx < 8)? ( (ssb_idx&1)? pdcch_pdu->n_symb : 0 ) : nr_ss_first_symb_idx_type_0_mux1_FR1[ss_idx - 8];
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      }

      else {
        AssertFatal(ss_idx<14 ,"Invalid search space index for multiplexing type 1 and FR2 %d\n", ss_idx);
        O = nr_ss_param_O_type_0_mux1_FR2[ss_idx];
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        O_scale = nr_ss_scale_O_mux1_FR2[ss_idx];
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        pdcch_pdu->nb_ss_sets_per_slot = nr_ss_sets_per_slot_type_0_FR2[ss_idx];
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        M = nr_ss_param_M_type_0_mux1_FR2[ss_idx];
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        M_scale = nr_ss_scale_M_mux1_FR2[ss_idx];
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        pdcch_pdu->first_symbol = (ss_idx < 12)? ( (ss_idx&1)? 7 : 0 ) : 0;
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      }
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      pdcch_pdu->nb_slots = 2;
      pdcch_pdu->sfn_mod2 = (CEILIDIV( (((O<<mu)>>O_scale) + ((ssb_idx*M)>>M_scale)), nb_slots_per_frame ) & 1)? 1 : 0;
      pdcch_pdu->first_slot = (((O<<mu)>>O_scale) + ((ssb_idx*M)>>M_scale)) % nb_slots_per_frame;
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    break;
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    case NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE2:
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      AssertFatal( ((scs_common==kHz120)&&(pdcch_scs==kHz60)) || ((scs_common==kHz240)&&(pdcch_scs==kHz120)),
      "Invalid scs_common/pdcch_scs combination %d/%d for Mux type 2\n", scs_common, pdcch_scs );
      AssertFatal(ss_idx==0, "Search space index %d reserved for scs_common/pdcch_scs combination %d/%d", ss_idx, scs_common, pdcch_scs);

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      pdcch_pdu->nb_slots = 1;
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      if ((scs_common==kHz120)&&(pdcch_scs==kHz60)) {
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        pdcch_pdu->first_symbol = nr_ss_first_symb_idx_scs_120_60_mux2[ssb_idx&3];
        // Missing in pdcch_pdu sfn_C and n_C here and in else case
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      }
      else {
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        pdcch_pdu->first_symbol = ((ssb_idx&7)==4)?12 : ((ssb_idx&7)==4)?13 : nr_ss_first_symb_idx_scs_240_120_set1_mux2[ssb_idx&7]; //???
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      }

    break;
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    case NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE3:
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      AssertFatal( (scs_common==kHz120)&&(pdcch_scs==kHz120),
      "Invalid scs_common/pdcch_scs combination %d/%d for Mux type 3\n", scs_common, pdcch_scs );
      AssertFatal(ss_idx==0, "Search space index %d reserved for scs_common/pdcch_scs combination %d/%d", ss_idx, scs_common, pdcch_scs);

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      pdcch_pdu->first_symbol = nr_ss_first_symb_idx_scs_120_120_mux3[ssb_idx&3];
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    break;
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    default:
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      AssertFatal(1==0, "Invalid SSB and coreset multiplexing pattern %d\n", pdcch_pdu->mux_pattern);
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  }
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  pdcch_pdu->config_type = NFAPI_NR_CSET_CONFIG_MIB_SIB1;
  pdcch_pdu->cr_mapping_type = NFAPI_NR_CCE_REG_MAPPING_INTERLEAVED;
  pdcch_pdu->precoder_granularity = NFAPI_NR_CSET_SAME_AS_REG_BUNDLE;
  pdcch_pdu->reg_bundle_size = 6;
  pdcch_pdu->interleaver_size = 2;
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  // set initial banwidth part to full bandwidth
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  pdcch_pdu->n_RB_BWP = N_RB;
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  */
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}

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int nr_configure_pdcch(gNB_MAC_INST *nr_mac,
                       nfapi_nr_dl_tti_pdcch_pdu_rel15_t* pdcch_pdu,
                       uint16_t rnti,
                       int ss_type,
                       NR_SearchSpace_t *ss,
                       NR_ServingCellConfigCommon_t *scc,
                       NR_BWP_Downlink_t *bwp){
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  int CCEIndex = -1;
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  int cid = 0;
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  NR_ControlResourceSet_t *coreset = NULL;
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  if (bwp) { // This is not the InitialBWP
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    NR_ControlResourceSet_t *temp_coreset;
    NR_ControlResourceSetId_t coresetid = *ss->controlResourceSetId;
    if (ss_type == 0) { // common search space
      if (coresetid == 0){
        AssertFatal(1==0,"coreset0 currently not supported\n");
      }
      else {
        coreset = bwp->bwp_Common->pdcch_ConfigCommon->choice.setup->commonControlResourceSet;
        AssertFatal(coresetid==coreset->controlResourceSetId,"ID of common ss coreset does not correspond to id set in the search space\n");
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      }
    }
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    else {
      int n_list = bwp->bwp_Dedicated->pdcch_Config->choice.setup->controlResourceSetToAddModList->list.count;
      for (int i=0; i<n_list; i++) {
        temp_coreset = bwp->bwp_Dedicated->pdcch_Config->choice.setup->controlResourceSetToAddModList->list.array[i];
        if (coresetid==temp_coreset->controlResourceSetId) {
          coreset = temp_coreset;
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          cid = i;
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          break;
        }
      }
      if(coreset==NULL)
        AssertFatal(1==0,"Couldn't find coreset with id %ld\n",coresetid);
    }
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    pdcch_pdu->BWPSize  = NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
    pdcch_pdu->BWPStart = NRRIV2PRBOFFSET(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
    pdcch_pdu->SubcarrierSpacing = bwp->bwp_Common->genericParameters.subcarrierSpacing;
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    pdcch_pdu->CyclicPrefix = (bwp->bwp_Common->genericParameters.cyclicPrefix==NULL) ? 0 : *bwp->bwp_Common->genericParameters.cyclicPrefix;
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    // first symbol
    //AssertFatal(pdcch_scs==kHz15, "PDCCH SCS above 15kHz not allowed if a symbol above 2 is monitored");
    int sps = bwp->bwp_Common->genericParameters.cyclicPrefix == NULL ? 14 : 12;

    AssertFatal(ss->monitoringSymbolsWithinSlot!=NULL,"ss->monitoringSymbolsWithinSlot is null\n");
    AssertFatal(ss->monitoringSymbolsWithinSlot->buf!=NULL,"ss->monitoringSymbolsWithinSlot->buf is null\n");
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    // for SPS=14 8 MSBs in positions 13 downto 6
    uint16_t monitoringSymbolsWithinSlot = (ss->monitoringSymbolsWithinSlot->buf[0]<<(sps-8)) |
      (ss->monitoringSymbolsWithinSlot->buf[1]>>(16-sps));

    for (int i=0; i<sps; i++) {
      if ((monitoringSymbolsWithinSlot>>(sps-1-i))&1) {
	pdcch_pdu->StartSymbolIndex=i;
	break;
      }
    }

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    pdcch_pdu->DurationSymbols  = coreset->duration;
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    for (int i=0;i<6;i++)
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      pdcch_pdu->FreqDomainResource[i] = coreset->frequencyDomainResources.buf[i];
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    //cce-REG-MappingType
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    pdcch_pdu->CceRegMappingType = coreset->cce_REG_MappingType.present == NR_ControlResourceSet__cce_REG_MappingType_PR_interleaved?
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      NFAPI_NR_CCE_REG_MAPPING_INTERLEAVED : NFAPI_NR_CCE_REG_MAPPING_NON_INTERLEAVED;
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    if (pdcch_pdu->CceRegMappingType == NFAPI_NR_CCE_REG_MAPPING_INTERLEAVED) {
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      pdcch_pdu->RegBundleSize = (coreset->cce_REG_MappingType.choice.interleaved->reg_BundleSize == NR_ControlResourceSet__cce_REG_MappingType__interleaved__reg_BundleSize_n6) ? 6 : (2+coreset->cce_REG_MappingType.choice.interleaved->reg_BundleSize);
      pdcch_pdu->InterleaverSize = (coreset->cce_REG_MappingType.choice.interleaved->interleaverSize==NR_ControlResourceSet__cce_REG_MappingType__interleaved__interleaverSize_n6) ? 6 : (2+coreset->cce_REG_MappingType.choice.interleaved->interleaverSize);
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      AssertFatal(scc->physCellId != NULL,"scc->physCellId is null\n");
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      pdcch_pdu->ShiftIndex = coreset->cce_REG_MappingType.choice.interleaved->shiftIndex != NULL ? *coreset->cce_REG_MappingType.choice.interleaved->shiftIndex : *scc->physCellId;
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    }
    else {
      pdcch_pdu->RegBundleSize = 0;
      pdcch_pdu->InterleaverSize = 0;
      pdcch_pdu->ShiftIndex = 0;
    }

    pdcch_pdu->CoreSetType = 1; 
    
    //precoderGranularity
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    pdcch_pdu->precoderGranularity = coreset->precoderGranularity;

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    pdcch_pdu->dci_pdu.RNTI[pdcch_pdu->numDlDci]=rnti;
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    if (coreset->pdcch_DMRS_ScramblingID != NULL &&
        ss->searchSpaceType->present == NR_SearchSpace__searchSpaceType_PR_ue_Specific) {
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      pdcch_pdu->dci_pdu.ScramblingId[pdcch_pdu->numDlDci] = *coreset->pdcch_DMRS_ScramblingID;
      pdcch_pdu->dci_pdu.ScramblingRNTI[pdcch_pdu->numDlDci]=rnti;
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    }
    else {
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      pdcch_pdu->dci_pdu.ScramblingId[pdcch_pdu->numDlDci] = *scc->physCellId;
      pdcch_pdu->dci_pdu.ScramblingRNTI[pdcch_pdu->numDlDci]=0;
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    }

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    uint8_t nr_of_candidates,aggregation_level;
    find_aggregation_candidates(&aggregation_level,
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                               &nr_of_candidates,
                               ss);

    CCEIndex = allocate_nr_CCEs(nr_mac,
                                1, // bwp_id
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                                cid,
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                                aggregation_level,
                                ss->searchSpaceType->present-1, // search_space, 0 common, 1 ue-specific
                                0, // UE-id
                                0); // m

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    if (CCEIndex<0)
     return (CCEIndex);
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    pdcch_pdu->dci_pdu.AggregationLevel[pdcch_pdu->numDlDci] = aggregation_level;
    pdcch_pdu->dci_pdu.CceIndex[pdcch_pdu->numDlDci] = CCEIndex;
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    if (ss->searchSpaceType->choice.ue_Specific->dci_Formats==NR_SearchSpace__searchSpaceType__ue_Specific__dci_Formats_formats0_0_And_1_0)
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      pdcch_pdu->dci_pdu.beta_PDCCH_1_0[pdcch_pdu->numDlDci]=0;
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    pdcch_pdu->dci_pdu.powerControlOffsetSS[pdcch_pdu->numDlDci]=1;
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    pdcch_pdu->numDlDci++;
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    return (0);
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  }
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  else { // this is for InitialBWP
    AssertFatal(1==0,"Fill in InitialBWP PDCCH configuration\n");
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  }
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}
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// This function configures pucch pdu fapi structure
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void nr_configure_pucch(nfapi_nr_pucch_pdu_t* pucch_pdu,
			NR_ServingCellConfigCommon_t *scc,
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			NR_BWP_Uplink_t *bwp,
                        uint8_t pucch_resource,
                        uint16_t O_uci,
                        uint16_t O_ack,
                        uint8_t SR_flag) {
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  NR_PUCCH_Config_t *pucch_Config;
  NR_PUCCH_Resource_t *pucchres;
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  NR_PUCCH_ResourceSet_t *pucchresset;
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  NR_PUCCH_FormatConfig_t *pucchfmt;
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  NR_PUCCH_ResourceId_t *resource_id = NULL;
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  long *id0 = NULL;
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  int n_list, n_set;
  uint16_t N2,N3;
  int res_found = 0;

  pucch_pdu->bit_len_harq = O_ack;

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  if (bwp) { // This is not the InitialBWP
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    NR_PUSCH_Config_t *pusch_Config = bwp->bwp_Dedicated->pusch_Config->choice.setup;
    long *pusch_id = pusch_Config->dataScramblingIdentityPUSCH;
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    if (pusch_Config->dmrs_UplinkForPUSCH_MappingTypeA != NULL)
      id0 = pusch_Config->dmrs_UplinkForPUSCH_MappingTypeA->choice.setup->transformPrecodingDisabled->scramblingID0;
    if (pusch_Config->dmrs_UplinkForPUSCH_MappingTypeB != NULL)
      id0 = pusch_Config->dmrs_UplinkForPUSCH_MappingTypeB->choice.setup->transformPrecodingDisabled->scramblingID0;

    // hop flags and hopping id are valid for any BWP
    switch (bwp->bwp_Common->pucch_ConfigCommon->choice.setup->pucch_GroupHopping){
      case 0 :
        // if neither, both disabled
        pucch_pdu->group_hop_flag = 0;
        pucch_pdu->sequence_hop_flag = 0;
        break;
      case 1 :
        // if enable, group enabled
        pucch_pdu->group_hop_flag = 1;
        pucch_pdu->sequence_hop_flag = 0;
        break;
      case 2 :
        // if disable, sequence disabled
        pucch_pdu->group_hop_flag = 0;
        pucch_pdu->sequence_hop_flag = 1;
        break;
      default:
        AssertFatal(1==0,"Group hopping flag %ld undefined (0,1,2) \n", bwp->bwp_Common->pucch_ConfigCommon->choice.setup->pucch_GroupHopping);
    }

    if (bwp->bwp_Common->pucch_ConfigCommon->choice.setup->hoppingId != NULL)
      pucch_pdu->hopping_id = *bwp->bwp_Common->pucch_ConfigCommon->choice.setup->hoppingId;
    else
      pucch_pdu->hopping_id = *scc->physCellId;
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    pucch_pdu->bwp_size  = NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
    pucch_pdu->bwp_start = NRRIV2PRBOFFSET(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
    pucch_pdu->subcarrier_spacing = bwp->bwp_Common->genericParameters.subcarrierSpacing;
    pucch_pdu->cyclic_prefix = (bwp->bwp_Common->genericParameters.cyclicPrefix==NULL) ? 0 : *bwp->bwp_Common->genericParameters.cyclicPrefix;

    pucch_Config = bwp->bwp_Dedicated->pucch_Config->choice.setup;

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    AssertFatal(pucch_Config->resourceSetToAddModList!=NULL,
		"PUCCH resourceSetToAddModList is null\n");

    n_set = pucch_Config->resourceSetToAddModList->list.count; 
    AssertFatal(n_set>0,"PUCCH resourceSetToAddModList is empty\n");

    N2 = 2;
    // procedure to select pucch resource id from resource sets according to 
    // number of uci bits and pucch resource indicator pucch_resource
    // ( see table 9.2.3.2 in 38.213)
    for (int i=0; i<n_set; i++) {
      pucchresset = pucch_Config->resourceSetToAddModList->list.array[i];
      n_list = pucchresset->resourceList.list.count;
      if (pucchresset->pucch_ResourceSetId == 0 && O_uci<3) {
        if (pucch_resource < n_list)
          resource_id = pucchresset->resourceList.list.array[pucch_resource];
        else 
          AssertFatal(1==0,"Couldn't fine pucch resource indicator %d in PUCCH resource set %d for %d UCI bits",pucch_resource,i,O_uci);
      }
      else {
        N3 = pucchresset->maxPayloadMinus1!= NULL ?  *pucchresset->maxPayloadMinus1 : 1706;
        if (N2<O_uci && N3>O_uci) {
          if (pucch_resource < n_list)
            resource_id = pucchresset->resourceList.list.array[pucch_resource];
          else 
            AssertFatal(1==0,"Couldn't fine pucch resource indicator %d in PUCCH resource set %d for %d UCI bits",pucch_resource,i,O_uci);
        }
        else N2 = N3;
      }
    }

    AssertFatal(resource_id!=NULL,"Couldn-t find any matching PUCCH resource in the PUCCH resource sets");

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    AssertFatal(pucch_Config->resourceToAddModList!=NULL,
		"PUCCH resourceToAddModList is null\n");

    n_list = pucch_Config->resourceToAddModList->list.count; 
    AssertFatal(n_list>0,"PUCCH resourceToAddModList is empty\n");

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    // going through the list of PUCCH resources to find the one indexed by resource_id
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    for (int i=0; i<n_list; i++) {
      pucchres = pucch_Config->resourceToAddModList->list.array[i];
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      if (pucchres->pucch_ResourceId == *resource_id) {
        res_found = 1;
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        pucch_pdu->prb_start = pucchres->startingPRB;
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        // FIXME why there is only one frequency hopping flag
        // what about inter slot frequency hopping?
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        pucch_pdu->freq_hop_flag = pucchres->intraSlotFrequencyHopping!= NULL ?  1 : 0;
        pucch_pdu->second_hop_prb = pucchres->secondHopPRB!= NULL ?  *pucchres->secondHopPRB : 0;
        switch(pucchres->format.present) {
          case NR_PUCCH_Resource__format_PR_format0 :
            pucch_pdu->format_type = 0;
            pucch_pdu->initial_cyclic_shift = pucchres->format.choice.format0->initialCyclicShift;
            pucch_pdu->nr_of_symbols = pucchres->format.choice.format0->nrofSymbols;
            pucch_pdu->start_symbol_index = pucchres->format.choice.format0->startingSymbolIndex;
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            pucch_pdu->sr_flag = SR_flag;
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            break;
          case NR_PUCCH_Resource__format_PR_format1 :
            pucch_pdu->format_type = 1;
            pucch_pdu->initial_cyclic_shift = pucchres->format.choice.format1->initialCyclicShift;
            pucch_pdu->nr_of_symbols = pucchres->format.choice.format1->nrofSymbols;
            pucch_pdu->start_symbol_index = pucchres->format.choice.format1->startingSymbolIndex;
            pucch_pdu->time_domain_occ_idx = pucchres->format.choice.format1->timeDomainOCC;
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            pucch_pdu->sr_flag = SR_flag;
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            break;
          case NR_PUCCH_Resource__format_PR_format2 :
            pucch_pdu->format_type = 2;
            pucch_pdu->nr_of_symbols = pucchres->format.choice.format2->nrofSymbols;
            pucch_pdu->start_symbol_index = pucchres->format.choice.format2->startingSymbolIndex;
            pucch_pdu->prb_size = pucchres->format.choice.format2->nrofPRBs;
            pucch_pdu->data_scrambling_id = pusch_id!= NULL ? *pusch_id : *scc->physCellId;
            pucch_pdu->dmrs_scrambling_id = id0!= NULL ? *id0 : *scc->physCellId;
            break;
          case NR_PUCCH_Resource__format_PR_format3 :
            pucch_pdu->format_type = 3;
            pucch_pdu->nr_of_symbols = pucchres->format.choice.format3->nrofSymbols;
            pucch_pdu->start_symbol_index = pucchres->format.choice.format3->startingSymbolIndex;
            pucch_pdu->prb_size = pucchres->format.choice.format3->nrofPRBs;
            pucch_pdu->data_scrambling_id = pusch_id!= NULL ? *pusch_id : *scc->physCellId;
            if (pucch_Config->format3 == NULL) {
              pucch_pdu->pi_2bpsk = 0;
              pucch_pdu->add_dmrs_flag = 0;
            }
            else {
              pucchfmt = pucch_Config->format3->choice.setup;
              pucch_pdu->pi_2bpsk = pucchfmt->pi2BPSK!= NULL ?  1 : 0;
              pucch_pdu->add_dmrs_flag = pucchfmt->additionalDMRS!= NULL ?  1 : 0;
            }
            break;
          case NR_PUCCH_Resource__format_PR_format4 :
            pucch_pdu->format_type = 4;
            pucch_pdu->nr_of_symbols = pucchres->format.choice.format4->nrofSymbols;
            pucch_pdu->start_symbol_index = pucchres->format.choice.format4->startingSymbolIndex;
            pucch_pdu->pre_dft_occ_len = pucchres->format.choice.format4->occ_Length;
            pucch_pdu->pre_dft_occ_idx = pucchres->format.choice.format4->occ_Index;
            pucch_pdu->data_scrambling_id = pusch_id!= NULL ? *pusch_id : *scc->physCellId;
            if (pucch_Config->format3 == NULL) {
              pucch_pdu->pi_2bpsk = 0;
              pucch_pdu->add_dmrs_flag = 0;
            }
            else {
              pucchfmt = pucch_Config->format3->choice.setup;
              pucch_pdu->pi_2bpsk = pucchfmt->pi2BPSK!= NULL ?  1 : 0;
              pucch_pdu->add_dmrs_flag = pucchfmt->additionalDMRS!= NULL ?  1 : 0;
            }
            break;
          default :
            AssertFatal(1==0,"Undefined PUCCH format \n");
        }
      }
    }
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    AssertFatal(res_found==1,"No PUCCH resource found corresponding to id %ld\n",*resource_id);
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  }  
  else { // this is for InitialBWP
    AssertFatal(1==0,"Fill in InitialBWP PUCCH configuration\n");
  }

}

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void prepare_dci(NR_CellGroupConfig_t *secondaryCellGroup,
                 dci_pdu_rel15_t *dci_pdu_rel15,
                 nr_dci_format_t format,
                 int bwp_id) {

  NR_BWP_Downlink_t *bwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[bwp_id-1];

  switch(format) {
    case NR_DL_DCI_FORMAT_1_1:
      // format indicator
      dci_pdu_rel15->format_indicator = 1;
      // carrier indicator
      if (secondaryCellGroup->spCellConfig->spCellConfigDedicated->crossCarrierSchedulingConfig != NULL)
        AssertFatal(1==0,"Cross Carrier Scheduling Config currently not supported\n");
      //vrb to prb mapping
      if (bwp->bwp_Dedicated->pdsch_Config->choice.setup->vrb_ToPRB_Interleaver==NULL)
        dci_pdu_rel15->vrb_to_prb_mapping.val = 0;
      else
        dci_pdu_rel15->vrb_to_prb_mapping.val = 1;
      //bundling size indicator
      if (bwp->bwp_Dedicated->pdsch_Config->choice.setup->prb_BundlingType.present == NR_PDSCH_Config__prb_BundlingType_PR_dynamicBundling)
        AssertFatal(1==0,"Dynamic PRB bundling type currently not supported\n");
      //rate matching indicator
      uint16_t msb = (bwp->bwp_Dedicated->pdsch_Config->choice.setup->rateMatchPatternGroup1==NULL)?0:1;
      uint16_t lsb = (bwp->bwp_Dedicated->pdsch_Config->choice.setup->rateMatchPatternGroup2==NULL)?0:1;
      dci_pdu_rel15->rate_matching_indicator.val = lsb | (msb<<1);
      // aperiodic ZP CSI-RS trigger
      if (bwp->bwp_Dedicated->pdsch_Config->choice.setup->aperiodic_ZP_CSI_RS_ResourceSetsToAddModList != NULL)
        AssertFatal(1==0,"Aperiodic ZP CSI-RS currently not supported\n");
      // transmission configuration indication
      if (bwp->bwp_Dedicated->pdcch_Config->choice.setup->controlResourceSetToAddModList->list.array[bwp_id-1]->tci_PresentInDCI != NULL)
        AssertFatal(1==0,"TCI in DCI currently not supported\n");
      //srs resource set
      if (secondaryCellGroup->spCellConfig->spCellConfigDedicated->uplinkConfig->carrierSwitching!=NULL) {
        NR_SRS_CarrierSwitching_t *cs = secondaryCellGroup->spCellConfig->spCellConfigDedicated->uplinkConfig->carrierSwitching->choice.setup;
        if (cs->srs_TPC_PDCCH_Group!=NULL){
          switch(cs->srs_TPC_PDCCH_Group->present) {
            case NR_SRS_CarrierSwitching__srs_TPC_PDCCH_Group_PR_NOTHING:
              dci_pdu_rel15->srs_request.val = 0;
              break;
            case NR_SRS_CarrierSwitching__srs_TPC_PDCCH_Group_PR_typeA:
              AssertFatal(1==0,"SRS TPC PRCCH group type A currently not supported\n");
              break;
            case NR_SRS_CarrierSwitching__srs_TPC_PDCCH_Group_PR_typeB:
              AssertFatal(1==0,"SRS TPC PRCCH group type B currently not supported\n");
              break;
          }
        }
        else
          dci_pdu_rel15->srs_request.val = 0;
      }
      else
        dci_pdu_rel15->srs_request.val = 0;
    // CBGTI and CBGFI
    if (secondaryCellGroup->spCellConfig->spCellConfigDedicated->pdsch_ServingCellConfig->choice.setup->codeBlockGroupTransmission != NULL)
      AssertFatal(1==0,"CBG transmission currently not supported\n");
    // dmrs sequence initialization
    dci_pdu_rel15->dmrs_sequence_initialization = 0; // FIXME no information on what this bit should be in 38.212
    break;
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  default :
    AssertFatal(1==0,"Prepare dci currently only implemented for 1_1 \n");
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  }
}

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void fill_dci_pdu_rel15(NR_CellGroupConfig_t *secondaryCellGroup,
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                        nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15,
                        dci_pdu_rel15_t *dci_pdu_rel15,
                        int *dci_formats,
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                        int *rnti_types,
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                        int N_RB,
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                        int bwp_id) {
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  uint8_t fsize=0, pos=0;
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  uint8_t nbits=0;
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  for (int d=0;d<pdcch_pdu_rel15->numDlDci;d++) {

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    uint64_t *dci_pdu = (uint64_t *)pdcch_pdu_rel15->dci_pdu.Payload[d];
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    int dci_size = nr_dci_size(secondaryCellGroup,&dci_pdu_rel15[d],dci_formats[d],rnti_types[d],N_RB,bwp_id);
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    pdcch_pdu_rel15->dci_pdu.PayloadSizeBits[d] = dci_size;
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    AssertFatal(pdcch_pdu_rel15->dci_pdu.PayloadSizeBits[d]<=64, "DCI sizes above 64 bits not yet supported");
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    if(dci_formats[d]==NR_DL_DCI_FORMAT_1_1)
      prepare_dci(secondaryCellGroup,&dci_pdu_rel15[d],dci_formats[d],bwp_id);
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    /// Payload generation
    switch(dci_formats[d]) {
    case NR_DL_DCI_FORMAT_1_0:
      switch(rnti_types[d]) {
      case NR_RNTI_RA:
	// Freq domain assignment
	fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
	pos=fsize;
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	*dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val&((1<<fsize)-1)) << (dci_size-pos));
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	LOG_D(MAC,"frequency-domain assignment %d (%d bits) N_RB_BWP %d=> %d (0x%lx)\n",dci_pdu_rel15->frequency_domain_assignment.val,fsize,N_RB,dci_size-pos,*dci_pdu);
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	// Time domain assignment
	pos+=4;
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	*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val&0xf) << (dci_size-pos));
	LOG_D(MAC,"time-domain assignment %d  (3 bits)=> %d (0x%lx)\n",dci_pdu_rel15->time_domain_assignment.val,dci_size-pos,*dci_pdu);
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	// VRB to PRB mapping
	
	pos++;
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	*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&0x1)<<(dci_size-pos);
	LOG_D(MAC,"vrb to prb mapping %d  (1 bits)=> %d (0x%lx)\n",dci_pdu_rel15->vrb_to_prb_mapping.val,dci_size-pos,*dci_pdu);
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	// MCS
	pos+=5;
	*dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs&0x1f)<<(dci_size-pos);
#ifdef DEBUG_FILL_DCI
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	LOG_I(MAC,"mcs %d  (5 bits)=> %d (0x%lx)\n",dci_pdu_rel15->mcs,dci_size-pos,*dci_pdu);
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#endif
	// TB scaling
	pos+=2;
	*dci_pdu |= ((uint64_t)dci_pdu_rel15->tb_scaling&0x3)<<(dci_size-pos);
#ifdef DEBUG_FILL_DCI
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	LOG_I(MAC,"tb_scaling %d  (2 bits)=> %d (0x%lx)\n",dci_pdu_rel15->tb_scaling,dci_size-pos,*dci_pdu);
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#endif
	break;
	
      case NR_RNTI_C:
	
	// indicating a DL DCI format 1bit
	pos++;
	*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator&1)<<(dci_size-pos);
	LOG_D(MAC,"Format indicator %d (%d bits) N_RB_BWP %d => %d (0x%lx)\n",dci_pdu_rel15->format_indicator,1,N_RB,dci_size-pos,*dci_pdu);
	
	// Freq domain assignment (275rb >> fsize = 16)
	fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
	pos+=fsize;
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	*dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val&((1<<fsize)-1)) << (dci_size-pos));
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	LOG_D(MAC,"Freq domain assignment %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->frequency_domain_assignment.val,fsize,dci_size-pos,*dci_pdu);
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	uint16_t is_ra = 1;
	for (int i=0; i<fsize; i++)
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	  if (!((dci_pdu_rel15->frequency_domain_assignment.val>>i)&1)) {
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	    is_ra = 0;
	    break;
	  }
	if (is_ra) //fsize are all 1  38.212 p86
	  {
	    // ra_preamble_index 6 bits
	    pos+=6;
	    *dci_pdu |= ((dci_pdu_rel15->ra_preamble_index&0x3f)<<(dci_size-pos));
	    
	    // UL/SUL indicator  1 bit
	    pos++;
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	    *dci_pdu |= (dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos);
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	    // SS/PBCH index  6 bits
	    pos+=6;
	    *dci_pdu |= ((dci_pdu_rel15->ss_pbch_index&0x3f)<<(dci_size-pos));
	    
	    //  prach_mask_index  4 bits
	    pos+=4;
	    *dci_pdu |= ((dci_pdu_rel15->prach_mask_index&0xf)<<(dci_size-pos));
	    
	  }  //end if
	
	else {
	  
	  // Time domain assignment 4bit
	  
	  pos+=4;
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	  *dci_pdu |= ((dci_pdu_rel15->time_domain_assignment.val&0xf) << (dci_size-pos));
	  LOG_D(MAC,"Time domain assignment %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->time_domain_assignment.val,4,dci_size-pos,*dci_pdu);
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	  // VRB to PRB mapping  1bit
	  pos++;
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	  *dci_pdu |= (dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos);
	  LOG_D(MAC,"VRB to PRB %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->vrb_to_prb_mapping.val,1,dci_size-pos,*dci_pdu);
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	  // MCS 5bit  //bit over 32, so dci_pdu ++
	  pos+=5;
	  *dci_pdu |= (dci_pdu_rel15->mcs&0x1f)<<(dci_size-pos);
	  LOG_D(MAC,"MCS %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->mcs,5,dci_size-pos,*dci_pdu);
	  
	  // New data indicator 1bit
	  pos++;
	  *dci_pdu |= (dci_pdu_rel15->ndi&1)<<(dci_size-pos);
	  LOG_D(MAC,"NDI %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->ndi,1,dci_size-pos,*dci_pdu);
	  
	  // Redundancy version  2bit
	  pos+=2;
	  *dci_pdu |= (dci_pdu_rel15->rv&0x3)<<(dci_size-pos);
	  LOG_D(MAC,"RV %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->rv,2,dci_size-pos,*dci_pdu);
	  
	  // HARQ process number  4bit
	  pos+=4;
	  *dci_pdu  |= ((dci_pdu_rel15->harq_pid&0xf)<<(dci_size-pos));
	  LOG_D(MAC,"HARQ_PID %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->harq_pid,4,dci_size-pos,*dci_pdu);
	  
	  // Downlink assignment index  2bit
	  pos+=2;
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	  *dci_pdu |= ((dci_pdu_rel15->dai[0].val&3)<<(dci_size-pos));
	  LOG_D(MAC,"DAI %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->dai[0].val,2,dci_size-pos,*dci_pdu);
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	  // TPC command for scheduled PUCCH  2bit
	  pos+=2;
	  *dci_pdu |= ((dci_pdu_rel15->tpc&3)<<(dci_size-pos));
	  LOG_D(MAC,"TPC %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->tpc,2,dci_size-pos,*dci_pdu);
	  
	  // PUCCH resource indicator  3bit
	  pos+=3;
	  *dci_pdu |= ((dci_pdu_rel15->pucch_resource_indicator&0x7)<<(dci_size-pos));
	  LOG_D(MAC,"PUCCH RI %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->pucch_resource_indicator,3,dci_size-pos,*dci_pdu);
	  
	  // PDSCH-to-HARQ_feedback timing indicator 3bit
	  pos+=3;
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	  *dci_pdu |= ((dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val&0x7)<<(dci_size-pos));
	  LOG_D(MAC,"PDSCH to HARQ TI %d (%d bits)=> %d (0x%lx)\n",dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val,3,dci_size-pos,*dci_pdu);
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	} //end else
	break;
	
      case NR_RNTI_P:
	
	// Short Messages Indicator – 2 bits
	for (int i=0; i<2; i++)
	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->short_messages_indicator>>(1-i))&1)<<(dci_size-pos++);
	// Short Messages – 8 bits
	for (int i=0; i<8; i++)
	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->short_messages>>(7-i))&1)<<(dci_size-pos++);
	// Freq domain assignment 0-16 bit
	fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
	for (int i=0; i<fsize; i++)
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	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
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	// Time domain assignment 4 bit
	for (int i=0; i<4; i++)
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	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
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	// VRB to PRB mapping 1 bit
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	*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos++);
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	// MCS 5 bit
	for (int i=0; i<5; i++)
	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
	
	// TB scaling 2 bit
	for (int i=0; i<2; i++)
	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->tb_scaling>>(1-i))&1)<<(dci_size-pos++);
	
	
	break;
	
      case NR_RNTI_SI:
	// Freq domain assignment 0-16 bit
	fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
	for (int i=0; i<fsize; i++)
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	  *dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
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	// Time domain assignment 4 bit
	for (int i=0; i<4; i++)
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	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
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	// VRB to PRB mapping 1 bit
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	*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos++);
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	// MCS 5bit  //bit over 32, so dci_pdu ++
	for (int i=0; i<5; i++)
	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
	// Redundancy version  2bit
	for (int i=0; i<2; i++)
	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
	
	break;
	
      case NR_RNTI_TC:
	// indicating a DL DCI format 1bit
	*dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator&1)<<(dci_size-pos++);
	// Freq domain assignment 0-16 bit
	fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
	for (int i=0; i<fsize; i++)
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	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
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	// Time domain assignment 4 bit
	for (int i=0; i<4; i++)
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	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
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	// VRB to PRB mapping 1 bit
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	*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos++);
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	// MCS 5bit  //bit over 32, so dci_pdu ++
	for (int i=0; i<5; i++)
	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
	// New data indicator 1bit
	*dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi&1)<<(dci_size-pos++);
	// Redundancy version  2bit
	for (int i=0; i<2; i++)
	  *dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
	// HARQ process number  4bit
	for (int i=0; i<4; i++)
	  *dci_pdu  |= (((uint64_t)dci_pdu_rel15->harq_pid>>(3-i))&1)<<(dci_size-pos++);
	
	// Downlink assignment index – 2 bits
	for (int i=0; i<2; i++)
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	  *dci_pdu  |= (((uint64_t)dci_pdu_rel15->dai[0].val>>(1-i))&1)<<(dci_size-pos++);
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	// TPC command for scheduled PUCCH – 2 bits
	for (int i=0; i<2; i++)
	  *dci_pdu  |= (((uint64_t)dci_pdu_rel15->tpc>>(1-i))&1)<<(dci_size-pos++);
	
	
	//      LOG_D(MAC, "DCI PDU: [0]->0x%08llx \t [1]->0x%08llx \t [2]->0x%08llx \t [3]->0x%08llx\n",
	//	    dci_pdu[0], dci_pdu[1], dci_pdu[2], dci_pdu[3]);
	
	
	// PDSCH-to-HARQ_feedback timing indicator – 3 bits
	for (int i=0; i<3; i++)
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	  *dci_pdu  |= (((uint64_t)dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val>>(2-i))&1)<<(dci_size-pos++);
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	break;
      }
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      break;
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    case NR_UL_DCI_FORMAT_0_0:
      switch(rnti_types[d])
	{
	case NR_RNTI_C:
	  // indicating a DL DCI format 1bit
	  *dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator&1)<<(dci_size-pos++);
	  // Freq domain assignment  max 16 bit
	  fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
	  for (int i=0; i<fsize; i++)
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	    *dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
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	  // Time domain assignment 4bit
	  for (int i=0; i<4; i++)
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	    *dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
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	  // Frequency hopping flag – 1 bit
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	  *dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val&1)<<(dci_size-pos++);
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	  // MCS  5 bit
	  for (int i=0; i<5; i++)
	    *dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
	  // New data indicator 1bit
	  *dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi&1)<<(dci_size-pos++);
	  // Redundancy version  2bit
	  for (int i=0; i<2; i++)
	    *dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
	  // HARQ process number  4bit
	  for (int i=0; i<4; i++)
	    *dci_pdu  |= (((uint64_t)dci_pdu_rel15->harq_pid>>(3-i))&1)<<(dci_size-pos++);
	  
	  // TPC command for scheduled PUSCH – 2 bits
	  for (int i=0; i<2; i++)
	    *dci_pdu |= (((uint64_t)dci_pdu_rel15->tpc>>(1-i))&1)<<(dci_size-pos++);
	  
	  // Padding bits
	  for(int a = pos;a<32;a++)
	    *dci_pdu |= ((uint64_t)dci_pdu_rel15->padding&1)<<(dci_size-pos++);
	  
	  // UL/SUL indicator – 1 bit
	  /* commented for now (RK): need to get this from BWP descriptor
	  if (cfg->pucch_config.pucch_GroupHopping.value)
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	    *dci_pdu |= ((uint64_t)dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos++);
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	    */
	  break;
	  
	case NFAPI_NR_RNTI_TC:
	  
	  // indicating a DL DCI format 1bit
	  *dci_pdu |= (dci_pdu_rel15->format_indicator&1)<<(dci_size-pos++);
	  // Freq domain assignment  max 16 bit
	  fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
	  for (int i=0; i<fsize; i++)
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	    *dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
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	  // Time domain assignment 4bit
	  for (int i=0; i<4; i++)
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	    *dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
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	  // Frequency hopping flag – 1 bit
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	  *dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_hopping_flag.val&1)<<(dci_size-pos++);
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	  // MCS  5 bit
	  for (int i=0; i<5; i++)
	    *dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
	  // New data indicator 1bit
	  *dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi&1)<<(dci_size-pos++);
	  // Redundancy version  2bit
	  for (int i=0; i<2; i++)
	    *dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
	  // HARQ process number  4bit
	  for (int i=0; i<4; i++)
	    *dci_pdu  |= (((uint64_t)dci_pdu_rel15->harq_pid>>(3-i))&1)<<(dci_size-pos++);
	  
	  // TPC command for scheduled PUSCH – 2 bits
	  for (int i=0; i<2; i++)
	    *dci_pdu |= (((uint64_t)dci_pdu_rel15->tpc>>(1-i))&1)<<(dci_size-pos++);
	  
	  // Padding bits
	  for(int a = pos;a<32;a++)
	    *dci_pdu |= ((uint64_t)dci_pdu_rel15->padding&1)<<(dci_size-pos++);
	  
	  // UL/SUL indicator – 1 bit
	  /*
	    commented for now (RK): need to get this information from BWP descriptor
	    if (cfg->pucch_config.pucch_GroupHopping.value)
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	    *dci_pdu |= ((uint64_t)dci_pdu_rel15->ul_sul_indicator.val&1)<<(dci_size-pos++);
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	    */
	  break;
	  
	    }
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      break;
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    case NR_DL_DCI_FORMAT_1_1:
      // Indicating a DL DCI format 1bit
      pos=1;
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      *dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator&0x1)<<(dci_size-pos);
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      // Carrier indicator
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      pos+=dci_pdu_rel15->carrier_indicator.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->carrier_indicator.val&((1<<dci_pdu_rel15->carrier_indicator.nbits)-1))<<(dci_size-pos);
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      // BWP indicator
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      pos+=dci_pdu_rel15->bwp_indicator.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->bwp_indicator.val&((1<<dci_pdu_rel15->bwp_indicator.nbits)-1))<<(dci_size-pos);
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      // Frequency domain resource assignment
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      pos+=dci_pdu_rel15->frequency_domain_assignment.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val&((1<<dci_pdu_rel15->frequency_domain_assignment.nbits)-1)) << (dci_size-pos);
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      // Time domain resource assignment
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      pos+=dci_pdu_rel15->time_domain_assignment.nbits;
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      *dci_pdu |= ((uint64_t)dci_pdu_rel15->time_domain_assignment.val&((1<<dci_pdu_rel15->time_domain_assignment.nbits)-1)) << (dci_size-pos);
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      // VRB-to-PRB mapping
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      pos+=dci_pdu_rel15->vrb_to_prb_mapping.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&((1<<dci_pdu_rel15->vrb_to_prb_mapping.nbits)-1))<<(dci_size-pos);
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      // PRB bundling size indicator
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      pos+=dci_pdu_rel15->prb_bundling_size_indicator.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->prb_bundling_size_indicator.val&((1<<dci_pdu_rel15->prb_bundling_size_indicator.nbits)-1))<<(dci_size-pos);
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      // Rate matching indicator
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      pos+=dci_pdu_rel15->rate_matching_indicator.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->rate_matching_indicator.val&((1<<dci_pdu_rel15->rate_matching_indicator.nbits)-1))<<(dci_size-pos);
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      // ZP CSI-RS trigger
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      pos+=dci_pdu_rel15->zp_csi_rs_trigger.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->zp_csi_rs_trigger.val&((1<<dci_pdu_rel15->zp_csi_rs_trigger.nbits)-1)) << (dci_size-pos);
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      //TB1
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      // MCS 5bit
      pos+=5;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs&0x1f)<<(dci_size-pos);
      
      // New data indicator 1bit
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      pos+=1;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi&0x1)<<(dci_size-pos);
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      // Redundancy version  2bit
      pos+=2;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->rv&0x3)<<(dci_size-pos);

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      //TB2
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      // MCS 5bit
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      pos+=dci_pdu_rel15->mcs2.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->mcs2.val&((1<<dci_pdu_rel15->mcs2.nbits)-1))<<(dci_size-pos);
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      // New data indicator 1bit
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      pos+=dci_pdu_rel15->ndi2.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->ndi2.val&((1<<dci_pdu_rel15->ndi2.nbits)-1))<<(dci_size-pos);
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      // Redundancy version  2bit
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      pos+=dci_pdu_rel15->rv2.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->rv2.val&((1<<dci_pdu_rel15->rv2.nbits)-1))<<(dci_size-pos);
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      // HARQ process number  4bit
      pos+=4;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->harq_pid&0xf)<<(dci_size-pos);

      // Downlink assignment index
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      pos+=dci_pdu_rel15->dai[0].nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->dai[0].val&((1<<dci_pdu_rel15->dai[0].nbits)-1))<<(dci_size-pos);
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      // TPC command for scheduled PUCCH  2bit
      pos+=2;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->tpc&0x3)<<(dci_size-pos);
      
      // PUCCH resource indicator  3bit
      pos+=3;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->pucch_resource_indicator&0x7)<<(dci_size-pos);

      // PDSCH-to-HARQ_feedback timing indicator
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      pos+=dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.val&((1<<dci_pdu_rel15->pdsch_to_harq_feedback_timing_indicator.nbits)-1))<<(dci_size-pos);
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      // Antenna ports
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      pos+=dci_pdu_rel15->antenna_ports.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->antenna_ports.val&((1<<dci_pdu_rel15->antenna_ports.nbits)-1))<<(dci_size-pos);
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      // TCI
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      pos+=dci_pdu_rel15->transmission_configuration_indication.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->transmission_configuration_indication.val&((1<<dci_pdu_rel15->transmission_configuration_indication.nbits)-1))<<(dci_size-pos);
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      // SRS request
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      pos+=dci_pdu_rel15->srs_request.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->srs_request.val&((1<<dci_pdu_rel15->srs_request.nbits)-1))<<(dci_size-pos);
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      // CBG transmission information
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      pos+=dci_pdu_rel15->cbgti.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->cbgti.val&((1<<dci_pdu_rel15->cbgti.nbits)-1))<<(dci_size-pos);
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      // CBG flushing out information
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      pos+=dci_pdu_rel15->cbgfi.nbits;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->cbgfi.val&((1<<dci_pdu_rel15->cbgfi.nbits)-1))<<(dci_size-pos);
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      // DMRS sequence init
      pos+=1;
      *dci_pdu |= ((uint64_t)dci_pdu_rel15->dmrs_sequence_initialization&0x1)<<(dci_size-pos);
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    }
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  }
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}

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    /*
      int nr_is_dci_opportunity(nfapi_nr_search_space_t search_space,
      nfapi_nr_coreset_t coreset,
      uint16_t frame,
      uint16_t slot,
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      nfapi_nr_config_request_scf_t cfg) {
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      AssertFatal(search_space.coreset_id==coreset.coreset_id, "Invalid association of coreset(%d) and search space(%d)\n",
      search_space.search_space_id, coreset.coreset_id);
      
      uint8_t is_dci_opportunity=0;
      uint16_t Ks=search_space.slot_monitoring_periodicity;
      uint16_t Os=search_space.slot_monitoring_offset;
      uint8_t Ts=search_space.duration;
      
      if (((frame*get_spf(&cfg) + slot - Os)%Ks)<Ts)
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    is_dci_opportunity=1;

  return is_dci_opportunity;
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}
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*/
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int get_spf(nfapi_nr_config_request_scf_t *cfg) {
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  int mu = cfg->ssb_config.scs_common.value;
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  AssertFatal(mu>=0&&mu<4,"Illegal scs %d\n",mu);

  return(10 * (1<<mu));
} 

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int to_absslot(nfapi_nr_config_request_scf_t *cfg,int frame,int slot) {
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  return(get_spf(cfg)*frame) + slot; 

}
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int extract_startSymbol(int startSymbolAndLength) {
  int tmp = startSymbolAndLength/14;
  int tmp2 = startSymbolAndLength%14;

  if (tmp > 0 && tmp < (14-tmp2)) return(tmp2);
  else                            return(13-tmp2);
}

int extract_length(int startSymbolAndLength) {
  int tmp = startSymbolAndLength/14;
  int tmp2 = startSymbolAndLength%14;

  if (tmp > 0 && tmp < (14-tmp2)) return(tmp);
  else                            return(15-tmp2);
}
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/*
 * Dump the UL or DL UE_list into LOG_T(MAC)
 */
void
dump_nr_ue_list(NR_UE_list_t *listP,
             int ul_flag)
//------------------------------------------------------------------------------
{
  if (ul_flag == 0) {
    for (int j = listP->head; j >= 0; j = listP->next[j]) {
      LOG_T(MAC, "DL list node %d => %d\n",
            j,
            listP->next[j]);
    }
  } else {
    for (int j = listP->head_ul; j >= 0; j = listP->next_ul[j]) {
      LOG_T(MAC, "UL list node %d => %d\n",
            j,
            listP->next_ul[j]);
    }
  }

  return;
}

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int find_nr_UE_id(module_id_t mod_idP, rnti_t rntiP)
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//------------------------------------------------------------------------------
{
  int UE_id;
  NR_UE_list_t *UE_list = &RC.nrmac[mod_idP]->UE_list;

  for (UE_id = 0; UE_id < MAX_MOBILES_PER_GNB; UE_id++) {
    if (UE_list->active[UE_id] == TRUE) {
      if (UE_list->rnti[UE_id] == rntiP) {
        return UE_id;
      }
    }
  }

  return -1;
}
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int add_new_nr_ue(module_id_t mod_idP, rnti_t rntiP){
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  int UE_id;
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  int i;
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  NR_UE_list_t *UE_list = &RC.nrmac[mod_idP]->UE_list;
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  NR_COMMON_channels_t *cc = RC.nrmac[mod_idP]->common_channels;
  NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
  int num_slots_ul = scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots;
  if (scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols>0)
    num_slots_ul++;
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  LOG_I(MAC, "[gNB %d] Adding UE with rnti %x (next avail %d, num_UEs %d)\n",
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        mod_idP,
        rntiP,
        UE_list->avail,
        UE_list->num_UEs);
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  dump_nr_ue_list(UE_list, 0);
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  for (i = 0; i < MAX_MOBILES_PER_ENB; i++) {
    if (UE_list->active[i] == TRUE)
      continue;

    UE_id = i;
    UE_list->num_UEs++;
    UE_list->active[UE_id] = TRUE;
    UE_list->rnti[UE_id] = rntiP;
    memset((void *) &UE_list->UE_sched_ctrl[UE_id],
           0,
           sizeof(NR_UE_sched_ctrl_t));
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    UE_list->UE_sched_ctrl[UE_id].sched_pucch = (NR_sched_pucch *)malloc(num_slots_ul*sizeof(NR_sched_pucch));
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    LOG_I(MAC, "gNB %d] Add NR UE_id %d : rnti %x\n",
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          mod_idP,
          UE_id,
          rntiP);
    dump_nr_ue_list(UE_list,
		    0);
    return (UE_id);
  }

  // printf("MAC: cannot add new UE for rnti %x\n", rntiP);
  LOG_E(MAC, "error in add_new_ue(), could not find space in UE_list, Dumping UE list\n");
  dump_nr_ue_list(UE_list,
		  0);
  return -1;
}
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void get_pdsch_to_harq_feedback(int Mod_idP,
                                int UE_id,
                                NR_SearchSpace__searchSpaceType_PR ss_type,
                                uint8_t *pdsch_to_harq_feedback) {

  int bwp_id=1;
  NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list;
  NR_CellGroupConfig_t *secondaryCellGroup = UE_list->secondaryCellGroup[UE_id];
  NR_BWP_Downlink_t *bwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[bwp_id-1];
  NR_BWP_Uplink_t *ubwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->uplinkConfig->uplinkBWP_ToAddModList->list.array[bwp_id-1];

  NR_SearchSpace_t *ss;

  // common search type uses DCI format 1_0
  if (ss_type == NR_SearchSpace__searchSpaceType_PR_common) {
    for (int i=0; i<8; i++)
      pdsch_to_harq_feedback[i] = i+1;
  }
  else {
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    // searching for a ue specific search space
    int found=0;
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    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 == ss_type) {
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       found=1;
       break;
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      }
    }
    AssertFatal(found==1,"Couldn't find a ue specific searchspace\n");
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    if (ss->searchSpaceType->choice.ue_Specific->dci_Formats == NR_SearchSpace__searchSpaceType__ue_Specific__dci_Formats_formats0_0_And_1_0) {
      for (int i=0; i<8; i++)
        pdsch_to_harq_feedback[i] = i+1;
    }
    else {
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      if(ubwp->bwp_Dedicated->pucch_Config->choice.setup->dl_DataToUL_ACK != NULL) {
        for (int i=0; i<8; i++)
          pdsch_to_harq_feedback[i] = *ubwp->bwp_Dedicated->pucch_Config->choice.setup->dl_DataToUL_ACK->list.array[i];
      }
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      else
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        AssertFatal(0==1,"There is no allocated dl_DataToUL_ACK for pdsch to harq feedback\n");
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    }
  }
}

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// function to update pucch scheduling parameters in UE list when a USS DL is scheduled
void nr_update_pucch_scheduling(int Mod_idP,
                                int UE_id,
                                frame_t frameP,
                                sub_frame_t slotP,
                                int slots_per_tdd,
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                                int *pucch_id) {
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  NR_ServingCellConfigCommon_t *scc = RC.nrmac[Mod_idP]->common_channels->ServingCellConfigCommon;
  NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list;
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  NR_sched_pucch *curr_pucch;
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  int first_ul_slot_tdd,k,i;
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  uint8_t pdsch_to_harq_feedback[8];
  int found = 0;
  int nr_ulmix_slots = scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots;
  if (scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols!=0)
    nr_ulmix_slots++;

  // this is hardcoded for now as ue specific
  NR_SearchSpace__searchSpaceType_PR ss_type = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
  get_pdsch_to_harq_feedback(Mod_idP,UE_id,ss_type,pdsch_to_harq_feedback);
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  // for each possible ul or mixed slot
  for (k=0; k<nr_ulmix_slots; k++) {
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    curr_pucch = &UE_list->UE_sched_ctrl[UE_id].sched_pucch[k];
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    // if there is free room in current pucch structure
    if (curr_pucch->dai_c<MAX_ACK_BITS) {
      curr_pucch->frame = frameP;
      curr_pucch->dai_c++;
      curr_pucch->resource_indicator = 0; // in phytest with only 1 UE we are using just the 1st resource
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      // first pucch occasion in first UL or MIXED slot
      first_ul_slot_tdd = scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSlots;
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      i = 0;
      while (i<8 && found == 0)  {  // look if timing indicator is among allowed values
        if (pdsch_to_harq_feedback[i]==(first_ul_slot_tdd+k)-(slotP % slots_per_tdd))
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          found = 1;
        if (found == 0) i++;
      }
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      if (found == 1) {
        // computing slot in which pucch is scheduled
        curr_pucch->ul_slot = first_ul_slot_tdd + k + (slotP - (slotP % slots_per_tdd));
        curr_pucch->timing_indicator = i; // index in the list of timing indicators
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        *pucch_id = k;
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        return;
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      }
    }
  }
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  AssertFatal(1==0,"No Uplink slot available in accordance to allowed timing indicator\n");
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}

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void find_monitoring_periodicity_offset_common(NR_SearchSpace_t *ss,
                                               uint16_t *slot_period,
                                               uint16_t *offset) {

  switch(ss->monitoringSlotPeriodicityAndOffset->present) {
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl1:
      *slot_period = 1;
      *offset = 0;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl2:
      *slot_period = 2;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl2;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl4:
      *slot_period = 4;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl4;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl5:
      *slot_period = 5;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl5;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl8:
      *slot_period = 8;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl8;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl10:
      *slot_period = 10;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl10;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl16:
      *slot_period = 16;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl16;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl20:
      *slot_period = 20;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl20;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl40:
      *slot_period = 40;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl40;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl80:
      *slot_period = 80;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl80;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl160:
      *slot_period = 160;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl160;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl320:
      *slot_period = 320;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl320;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl640:
      *slot_period = 640;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl640;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl1280:
      *slot_period = 1280;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl1280;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl2560:
      *slot_period = 2560;
      *offset = ss->monitoringSlotPeriodicityAndOffset->choice.sl2560;
      break;
  default:
    AssertFatal(1==0,"Invalid monitoring slot periodicity and offset value\n");
    break;
  }
}
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void find_aggregation_candidates(uint8_t *aggregation_level,
                                 uint8_t *nr_of_candidates,
                                 NR_SearchSpace_t *ss) {

  if (ss->nrofCandidates->aggregationLevel1 != NR_SearchSpace__nrofCandidates__aggregationLevel1_n0) {
    *aggregation_level = 1;
    *nr_of_candidates = ss->nrofCandidates->aggregationLevel1;
  }
  if (ss->nrofCandidates->aggregationLevel2 != NR_SearchSpace__nrofCandidates__aggregationLevel2_n0) {
    *aggregation_level = 2;
    *nr_of_candidates = ss->nrofCandidates->aggregationLevel2;
  }
  if (ss->nrofCandidates->aggregationLevel4 != NR_SearchSpace__nrofCandidates__aggregationLevel4_n0) {
    *aggregation_level = 4;
    *nr_of_candidates = ss->nrofCandidates->aggregationLevel4;
  }
  if (ss->nrofCandidates->aggregationLevel8 != NR_SearchSpace__nrofCandidates__aggregationLevel8_n0) {
    *aggregation_level = 8;
    *nr_of_candidates = ss->nrofCandidates->aggregationLevel8;
  }
  if (ss->nrofCandidates->aggregationLevel16 != NR_SearchSpace__nrofCandidates__aggregationLevel16_n0) {
    *aggregation_level = 16;
    *nr_of_candidates = ss->nrofCandidates->aggregationLevel16;
  }
}

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/*void fill_nfapi_coresets_and_searchspaces(NR_CellGroupConfig_t *cg,
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					  nfapi_nr_coreset_t *coreset,
					  nfapi_nr_search_space_t *search_space) {

  nfapi_nr_coreset_t *cs;
  nfapi_nr_search_space_t *ss;
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  NR_ServingCellConfigCommon_t *scc=cg->spCellConfig->reconfigurationWithSync->spCellConfigCommon;
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  AssertFatal(cg->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count == 1,
	      "downlinkBWP_ToAddModList has %d BWP!\n",
	      cg->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.count);

  NR_BWP_Downlink_t *bwp=cg->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[0];
  struct NR_PDCCH_Config__controlResourceSetToAddModList *coreset_list = bwp->bwp_Dedicated->pdcch_Config->choice.setup->controlResourceSetToAddModList;
  AssertFatal(coreset_list->list.count>0,
	      "cs list has 0 elements\n");
  for (int i=0;i<coreset_list->list.count;i++) {
    NR_ControlResourceSet_t *coreset_i=coreset_list->list.array[i];
    cs = coreset + coreset_i->controlResourceSetId;
      
    cs->coreset_id = coreset_i->controlResourceSetId;
    AssertFatal(coreset_i->frequencyDomainResources.size <=8 && coreset_i->frequencyDomainResources.size>0,
		"coreset_i->frequencyDomainResources.size=%d\n",
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		(int)coreset_i->frequencyDomainResources.size);
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    for (int f=0;f<coreset_i->frequencyDomainResources.size;f++)
      ((uint8_t*)&cs->frequency_domain_resources)[coreset_i->frequencyDomainResources.size-1-f]=coreset_i->frequencyDomainResources.buf[f];
    
    cs->frequency_domain_resources>>=coreset_i->frequencyDomainResources.bits_unused;
    
    cs->duration = coreset_i->duration;
    // Need to add information about TCI_StateIDs

    if (coreset_i->cce_REG_MappingType.present == NR_ControlResourceSet__cce_REG_MappingType_PR_nonInterleaved)
      cs->cce_reg_mapping_type = NFAPI_NR_CCE_REG_MAPPING_NON_INTERLEAVED;
    else {
      cs->cce_reg_mapping_type = NFAPI_NR_CCE_REG_MAPPING_INTERLEAVED;

      if (coreset_i->cce_REG_MappingType.choice.interleaved->reg_BundleSize==NR_ControlResourceSet__cce_REG_MappingType__interleaved__reg_BundleSize_n6)
	cs->reg_bundle_size = 6;
      else cs->reg_bundle_size = 2+coreset_i->cce_REG_MappingType.choice.interleaved->reg_BundleSize;

      if (coreset_i->cce_REG_MappingType.choice.interleaved->interleaverSize==NR_ControlResourceSet__cce_REG_MappingType__interleaved__interleaverSize_n6)
	cs->interleaver_size = 6;
      else cs->interleaver_size = 2+coreset_i->cce_REG_MappingType.choice.interleaved->interleaverSize;

      if (coreset_i->cce_REG_MappingType.choice.interleaved->shiftIndex)
	cs->shift_index = *coreset_i->cce_REG_MappingType.choice.interleaved->shiftIndex;
      else cs->shift_index = 0;
    }
    
    if (coreset_i->precoderGranularity == NR_ControlResourceSet__precoderGranularity_sameAsREG_bundle)
      cs->precoder_granularity = NFAPI_NR_CSET_SAME_AS_REG_BUNDLE;
    else cs->precoder_granularity = NFAPI_NR_CSET_ALL_CONTIGUOUS_RBS;
    if (coreset_i->tci_PresentInDCI == NULL) cs->tci_present_in_dci = 0;
    else                                     cs->tci_present_in_dci = 1;

    if (coreset_i->tci_PresentInDCI == NULL) cs->dmrs_scrambling_id = 0;
    else                                     cs->dmrs_scrambling_id = *coreset_i->tci_PresentInDCI;
  }

  struct NR_PDCCH_ConfigCommon__commonSearchSpaceList *commonSearchSpaceList = bwp->bwp_Common->pdcch_ConfigCommon->choice.setup->commonSearchSpaceList;
  AssertFatal(commonSearchSpaceList->list.count>0,
	      "common SearchSpace list has 0 elements\n");
  // Common searchspace list
  for (int i=0;i<commonSearchSpaceList->list.count;i++) {
    NR_SearchSpace_t *searchSpace_i=commonSearchSpaceList->list.array[i];  
    ss=search_space + searchSpace_i->searchSpaceId;
    if (searchSpace_i->controlResourceSetId) ss->coreset_id = *searchSpace_i->controlResourceSetId;
    switch(searchSpace_i->monitoringSlotPeriodicityAndOffset->present) {
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl1:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL1;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl2:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL2;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl2;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl4:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL4;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl4;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl5:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL5;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl5;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl8:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL8;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl8;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl10:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL10;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl10;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl16:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL16;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl16;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl20:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL20;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl20;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl40:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL40;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl40;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl80:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL80;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl80;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl160:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL160;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl160;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl320:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL320;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl320;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl640:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL640;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl640;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl1280:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL1280;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl1280;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl2560:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL2560;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl2560;
      break;
    default:
      AssertFatal(1==0,"Shouldn't get here\n");
      break;    
    }
    if (searchSpace_i->duration) ss->duration = *searchSpace_i->duration;
    else                         ss->duration = 1;


    AssertFatal(searchSpace_i->monitoringSymbolsWithinSlot->size == 2,
		"ss_i->monitoringSymbolsWithinSlot = %d != 2\n",
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		(int)searchSpace_i->monitoringSymbolsWithinSlot->size);
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    ((uint8_t*)&ss->monitoring_symbols_in_slot)[1] = searchSpace_i->monitoringSymbolsWithinSlot->buf[0];
    ((uint8_t*)&ss->monitoring_symbols_in_slot)[0] = searchSpace_i->monitoringSymbolsWithinSlot->buf[1];

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    AssertFatal(searchSpace_i->nrofCandidates!=NULL,"searchSpace_%d->nrofCandidates is null\n",(int)searchSpace_i->searchSpaceId);
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    if (searchSpace_i->nrofCandidates->aggregationLevel1 == NR_SearchSpace__nrofCandidates__aggregationLevel1_n8)
      ss->number_of_candidates[0] = 8;
    else ss->number_of_candidates[0] = searchSpace_i->nrofCandidates->aggregationLevel1;
    if (searchSpace_i->nrofCandidates->aggregationLevel2 == NR_SearchSpace__nrofCandidates__aggregationLevel2_n8)
      ss->number_of_candidates[1] = 8;
    else ss->number_of_candidates[1] = searchSpace_i->nrofCandidates->aggregationLevel2;
    if (searchSpace_i->nrofCandidates->aggregationLevel4 == NR_SearchSpace__nrofCandidates__aggregationLevel4_n8)
      ss->number_of_candidates[2] = 8;
    else ss->number_of_candidates[2] = searchSpace_i->nrofCandidates->aggregationLevel4;
    if (searchSpace_i->nrofCandidates->aggregationLevel8 == NR_SearchSpace__nrofCandidates__aggregationLevel8_n8)
      ss->number_of_candidates[3] = 8;
    else ss->number_of_candidates[3] = searchSpace_i->nrofCandidates->aggregationLevel8;
    if (searchSpace_i->nrofCandidates->aggregationLevel16 == NR_SearchSpace__nrofCandidates__aggregationLevel16_n8)
      ss->number_of_candidates[4] = 8;
    else ss->number_of_candidates[4] = searchSpace_i->nrofCandidates->aggregationLevel16;      

    AssertFatal(searchSpace_i->searchSpaceType->present==NR_SearchSpace__searchSpaceType_PR_common,
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		"searchspace %d is not common\n",(int)searchSpace_i->searchSpaceId);
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    AssertFatal(searchSpace_i->searchSpaceType->choice.common!=NULL,
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		"searchspace %d common is null\n",(int)searchSpace_i->searchSpaceId);
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    ss->search_space_type = NFAPI_NR_SEARCH_SPACE_TYPE_COMMON;
    if (searchSpace_i->searchSpaceType->choice.common->dci_Format0_0_AndFormat1_0)
      ss->css_formats_0_0_and_1_0 = 1;
    if (searchSpace_i->searchSpaceType->choice.common->dci_Format2_0) {
      ss->css_format_2_0 = 1;
      // add aggregation info
    }
    if (searchSpace_i->searchSpaceType->choice.common->dci_Format2_1)
      ss->css_format_2_1 = 1;
    if (searchSpace_i->searchSpaceType->choice.common->dci_Format2_2)
      ss->css_format_2_2 = 1;
    if (searchSpace_i->searchSpaceType->choice.common->dci_Format2_3)
      ss->css_format_2_3 = 1;
  }

  struct NR_PDCCH_Config__searchSpacesToAddModList *dedicatedSearchSpaceList = bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList;
  AssertFatal(dedicatedSearchSpaceList->list.count>0,
	      "Dedicated Search Space list has 0 elements\n");
  // Dedicated searchspace list
  for (int i=0;i<dedicatedSearchSpaceList->list.count;i++) {
    NR_SearchSpace_t *searchSpace_i=dedicatedSearchSpaceList->list.array[i];  
    ss=search_space + searchSpace_i->searchSpaceId;
    ss->search_space_id = searchSpace_i->searchSpaceId;
    if (searchSpace_i->controlResourceSetId) ss->coreset_id = *searchSpace_i->controlResourceSetId;
    switch(searchSpace_i->monitoringSlotPeriodicityAndOffset->present) {
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl1:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL1;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl2:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL2;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl2;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl4:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL4;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl4;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl5:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL5;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl5;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl8:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL8;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl8;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl10:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL10;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl10;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl16:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL16;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl16;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl20:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL20;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl20;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl40:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL40;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl40;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl80:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL80;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl80;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl160:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL160;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl160;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl320:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL320;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl320;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl640:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL640;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl640;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl1280:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL1280;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl1280;
      break;
    case NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl2560:
      ss->slot_monitoring_periodicity = NFAPI_NR_SS_PERIODICITY_SL2560;
      ss->slot_monitoring_offset = searchSpace_i->monitoringSlotPeriodicityAndOffset->choice.sl2560;
      break;
    default:
      AssertFatal(1==0,"Shouldn't get here\n");
      break;    
    }
    if (searchSpace_i->duration) ss->duration = *searchSpace_i->duration;
    else                         ss->duration = 1;
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    AssertFatal(searchSpace_i->monitoringSymbolsWithinSlot->size == 2,
		"ss_i->monitoringSymbolsWithinSlot = %d != 2\n",
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		(int)searchSpace_i->monitoringSymbolsWithinSlot->size);
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    ((uint8_t*)&ss->monitoring_symbols_in_slot)[1] = searchSpace_i->monitoringSymbolsWithinSlot->buf[0];
    ((uint8_t*)&ss->monitoring_symbols_in_slot)[0] = searchSpace_i->monitoringSymbolsWithinSlot->buf[1];
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    AssertFatal(searchSpace_i->nrofCandidates!=NULL,"searchSpace_%d->nrofCandidates is null\n",(int)searchSpace_i->searchSpaceId);
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    if (searchSpace_i->nrofCandidates->aggregationLevel1 == NR_SearchSpace__nrofCandidates__aggregationLevel1_n8)
      ss->number_of_candidates[0] = 8;
    else ss->number_of_candidates[0] = searchSpace_i->nrofCandidates->aggregationLevel1;
    if (searchSpace_i->nrofCandidates->aggregationLevel2 == NR_SearchSpace__nrofCandidates__aggregationLevel2_n8)
      ss->number_of_candidates[1] = 8;
    else ss->number_of_candidates[1] = searchSpace_i->nrofCandidates->aggregationLevel2;
    if (searchSpace_i->nrofCandidates->aggregationLevel4 == NR_SearchSpace__nrofCandidates__aggregationLevel4_n8)
      ss->number_of_candidates[2] = 8;
    else ss->number_of_candidates[2] = searchSpace_i->nrofCandidates->aggregationLevel4;
    if (searchSpace_i->nrofCandidates->aggregationLevel8 == NR_SearchSpace__nrofCandidates__aggregationLevel8_n8)
      ss->number_of_candidates[3] = 8;
    else ss->number_of_candidates[3] = searchSpace_i->nrofCandidates->aggregationLevel8;
    if (searchSpace_i->nrofCandidates->aggregationLevel16 == NR_SearchSpace__nrofCandidates__aggregationLevel16_n8)
      ss->number_of_candidates[4] = 8;
    else ss->number_of_candidates[4] = searchSpace_i->nrofCandidates->aggregationLevel16;      
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    if (searchSpace_i->searchSpaceType->present==NR_SearchSpace__searchSpaceType_PR_ue_Specific && searchSpace_i->searchSpaceType->choice.ue_Specific!=NULL) {
      
      ss->search_space_type = NFAPI_NR_SEARCH_SPACE_TYPE_UE_SPECIFIC;
      
      ss->uss_dci_formats = searchSpace_i->searchSpaceType->choice.ue_Specific-> dci_Formats;
      
    } else if (searchSpace_i->searchSpaceType->present==NR_SearchSpace__searchSpaceType_PR_common && searchSpace_i->searchSpaceType->choice.common!=NULL) {
      ss->search_space_type = NFAPI_NR_SEARCH_SPACE_TYPE_COMMON;
      
      if (searchSpace_i->searchSpaceType->choice.common->dci_Format0_0_AndFormat1_0)
	ss->css_formats_0_0_and_1_0 = 1;
      if (searchSpace_i->searchSpaceType->choice.common->dci_Format2_0) {
	ss->css_format_2_0 = 1;
	// add aggregation info
      }
      if (searchSpace_i->searchSpaceType->choice.common->dci_Format2_1)
	ss->css_format_2_1 = 1;
      if (searchSpace_i->searchSpaceType->choice.common->dci_Format2_2)
	ss->css_format_2_2 = 1;
      if (searchSpace_i->searchSpaceType->choice.common->dci_Format2_3)
	ss->css_format_2_3 = 1;
    }
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  }
}
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*/