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/*******************************************************************************
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    OpenAirInterface
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    Copyright(c) 1999 - 2014 Eurecom
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    OpenAirInterface is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
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    OpenAirInterface is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
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    You should haeve received a copy of the GNU General Public License
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    along with OpenAirInterface.The full GNU General Public License is
   included in this distribution in the file called "COPYING". If not,
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   see <http://www.gnu.org/licenses/>.
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  Contact Information
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  OpenAirInterface Admin: openair_admin@eurecom.fr
  OpenAirInterface Tech : openair_tech@eurecom.fr
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  OpenAirInterface Dev  : openair4g-devel@lists.eurecom.fr
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  Address      : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
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 *******************************************************************************/
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/*! \file dlsim.c
 \brief Top-level DL simulator
 \author R. Knopp
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 \date 2011 - 2014
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 \version 0.1
 \company Eurecom
 \email: knopp@eurecom.fr
 \note
 \warning
*/

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#include <string.h>
#include <math.h>
#include <unistd.h>
#include <execinfo.h>
#include <signal.h>

#include "SIMULATION/TOOLS/defs.h"
#include "PHY/types.h"
#include "PHY/defs.h"
#include "PHY/vars.h"

#include "SCHED/defs.h"
#include "SCHED/vars.h"
#include "LAYER2/MAC/vars.h"

#include "OCG_vars.h"
#include "UTIL/LOG/log.h"
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#include "UTIL/LISTS/list.h"
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#include "unitary_defs.h"

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#include "PHY/TOOLS/lte_phy_scope.h"

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PHY_VARS_eNB *eNB;
PHY_VARS_UE *UE;
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int otg_enabled=0;
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/*the following parameters are used to control the processing times calculations*/
double t_tx_max = -1000000000; /*!< \brief initial max process time for tx */
double t_rx_max = -1000000000; /*!< \brief initial max process time for rx */
double t_tx_min = 1000000000; /*!< \brief initial min process time for tx */
double t_rx_min = 1000000000; /*!< \brief initial min process time for rx */
int n_tx_dropped = 0; /*!< \brief initial max process time for tx */
int n_rx_dropped = 0; /*!< \brief initial max process time for rx */
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void handler(int sig)
{
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  void *array[10];
  size_t size;

  // get void*'s for all entries on the stack
  size = backtrace(array, 10);

  // print out all the frames to stderr
  fprintf(stderr, "Error: signal %d:\n", sig);
  backtrace_symbols_fd(array, size, 2);
  exit(1);
}



//DCI2_5MHz_2A_M10PRB_TDD_t DLSCH_alloc_pdu2_2A[2];

DCI1E_5MHz_2A_M10PRB_TDD_t  DLSCH_alloc_pdu2_1E[2];
uint64_t DLSCH_alloc_pdu_1[2];

#define UL_RB_ALLOC 0x1ff;
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#define CCCH_RB_ALLOC computeRIV(eNB->frame_parms.N_RB_UL,0,2)
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//#define DLSCH_RB_ALLOC 0x1fbf // igore DC component,RB13
//#define DLSCH_RB_ALLOC 0x0001
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void do_OFDM_mod_l(int32_t **txdataF, int32_t **txdata, uint16_t next_slot, LTE_DL_FRAME_PARMS *frame_parms)
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{
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  int aa, slot_offset, slot_offset_F;

  slot_offset_F = (next_slot)*(frame_parms->ofdm_symbol_size)*((frame_parms->Ncp==1) ? 6 : 7);
  slot_offset = (next_slot)*(frame_parms->samples_per_tti>>1);

  for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
    //    printf("Thread %d starting ... aa %d (%llu)\n",omp_get_thread_num(),aa,rdtsc());

    if (frame_parms->Ncp == 1)
      PHY_ofdm_mod(&txdataF[aa][slot_offset_F],        // input
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                   &txdata[aa][slot_offset],         // output
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                   frame_parms->ofdm_symbol_size,
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                   6,                 // number of symbols
                   frame_parms->nb_prefix_samples,               // number of prefix samples
                   CYCLIC_PREFIX);
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    else {
      normal_prefix_mod(&txdataF[aa][slot_offset_F],
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                        &txdata[aa][slot_offset],
                        7,
                        frame_parms);
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    }
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  }
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}

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void DL_channel(PHY_VARS_eNB *eNB,PHY_VARS_UE *UE,int subframe,int awgn_flag,double SNR, int tx_lev,int hold_channel,int abstx, int num_rounds, int trials, int round, channel_desc_t *eNB2UE[4], double **s_re,double **s_im,double **r_re,double **r_im,FILE *csv_fd) {
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  int i,u;
  int aa,aarx,aatx;
  double channelx,channely;
  double sigma2_dB,sigma2;
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  double iqim=0.0;

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  //    printf("Copying tx ..., nsymb %d (n_tx %d), awgn %d\n",nsymb,eNB->frame_parms.nb_antennas_tx,awgn_flag);
  for (i=0; i<2*UE->frame_parms.samples_per_tti; i++) {
    for (aa=0; aa<eNB->frame_parms.nb_antennas_tx; aa++) {
      if (awgn_flag == 0) {
	s_re[aa][i] = ((double)(((short *)eNB->common_vars.txdata[0][aa]))[(2*subframe*UE->frame_parms.samples_per_tti) + (i<<1)]);
	s_im[aa][i] = ((double)(((short *)eNB->common_vars.txdata[0][aa]))[(2*subframe*UE->frame_parms.samples_per_tti) +(i<<1)+1]);
      } else {
	for (aarx=0; aarx<UE->frame_parms.nb_antennas_rx; aarx++) {
	  if (aa==0) {
	    r_re[aarx][i] = ((double)(((short *)eNB->common_vars.txdata[0][aa]))[(2*subframe*UE->frame_parms.samples_per_tti) +(i<<1)]);
	    r_im[aarx][i] = ((double)(((short *)eNB->common_vars.txdata[0][aa]))[(2*subframe*UE->frame_parms.samples_per_tti) +(i<<1)+1]);
	  } else {
	    r_re[aarx][i] += ((double)(((short *)eNB->common_vars.txdata[0][aa]))[(2*subframe*UE->frame_parms.samples_per_tti) +(i<<1)]);
	    r_im[aarx][i] += ((double)(((short *)eNB->common_vars.txdata[0][aa]))[(2*subframe*UE->frame_parms.samples_per_tti) +(i<<1)+1]);
	  }
	  
	}
      }
    }
  }
  
  // Multipath channel
  if (awgn_flag == 0) {
    multipath_channel(eNB2UE[round],s_re,s_im,r_re,r_im,
		      2*UE->frame_parms.samples_per_tti,hold_channel);
    
    //      printf("amc: ****************** eNB2UE[%d]->n_rx = %d,dd %d\n",round,eNB2UE[round]->nb_rx,eNB2UE[round]->channel_offset);
    if(abstx==1 && num_rounds>1)
      if(round==0 && hold_channel==0) {
	random_channel(eNB2UE[1],0);
	random_channel(eNB2UE[2],0);
	random_channel(eNB2UE[3],0);
      }
    
    if (UE->perfect_ce==1) {
      // fill in perfect channel estimates
      freq_channel(eNB2UE[round],UE->frame_parms.N_RB_DL,12*UE->frame_parms.N_RB_DL + 1);
      /*
	write_output("channel.m","ch",eNB2UE[round]->ch[0],eNB2UE[round]->channel_length,1,8);
	write_output("channelF.m","chF",eNB2UE[round]->chF[0],12*UE->frame_parms.N_RB_DL + 1,1,8);
      */
    }
  }
  
  
  if(abstx) {
    if (trials==0 && round==0) {
      // calculate freq domain representation to compute SINR
      freq_channel(eNB2UE[0], eNB->frame_parms.N_RB_DL,2*eNB->frame_parms.N_RB_DL + 1);
      // snr=pow(10.0,.1*SNR);
      fprintf(csv_fd,"%f,",SNR);
      
      for (u=0; u<2*eNB->frame_parms.N_RB_DL; u++) {
	for (aarx=0; aarx<eNB2UE[0]->nb_rx; aarx++) {
	  for (aatx=0; aatx<eNB2UE[0]->nb_tx; aatx++) {
	    channelx = eNB2UE[0]->chF[aarx+(aatx*eNB2UE[0]->nb_rx)][u].x;
	    channely = eNB2UE[0]->chF[aarx+(aatx*eNB2UE[0]->nb_rx)][u].y;
	    fprintf(csv_fd,"%e+i*(%e),",channelx,channely);
	  }
	}
      }	
      
      if(num_rounds>1) {
	freq_channel(eNB2UE[1], eNB->frame_parms.N_RB_DL,2*eNB->frame_parms.N_RB_DL + 1);
	
	for (u=0; u<2*eNB->frame_parms.N_RB_DL; u++) {
	  for (aarx=0; aarx<eNB2UE[1]->nb_rx; aarx++) {
	    for (aatx=0; aatx<eNB2UE[1]->nb_tx; aatx++) {
	      channelx = eNB2UE[1]->chF[aarx+(aatx*eNB2UE[1]->nb_rx)][u].x;
	      channely = eNB2UE[1]->chF[aarx+(aatx*eNB2UE[1]->nb_rx)][u].y;
	      fprintf(csv_fd,"%e+i*(%e),",channelx,channely);
	    }
	  }
	}
	
	freq_channel(eNB2UE[2], eNB->frame_parms.N_RB_DL,2*eNB->frame_parms.N_RB_DL + 1);
	
	for (u=0; u<2*eNB->frame_parms.N_RB_DL; u++) {
	  for (aarx=0; aarx<eNB2UE[2]->nb_rx; aarx++) {
	    for (aatx=0; aatx<eNB2UE[2]->nb_tx; aatx++) {
	      channelx = eNB2UE[2]->chF[aarx+(aatx*eNB2UE[2]->nb_rx)][u].x;
	      channely = eNB2UE[2]->chF[aarx+(aatx*eNB2UE[2]->nb_rx)][u].y;
	      fprintf(csv_fd,"%e+i*(%e),",channelx,channely);
	    }
	  }
	}
	
	freq_channel(eNB2UE[3], eNB->frame_parms.N_RB_DL,2*eNB->frame_parms.N_RB_DL + 1);
	
	for (u=0; u<2*eNB->frame_parms.N_RB_DL; u++) {
	  for (aarx=0; aarx<eNB2UE[3]->nb_rx; aarx++) {
	    for (aatx=0; aatx<eNB2UE[3]->nb_tx; aatx++) {
	      channelx = eNB2UE[3]->chF[aarx+(aatx*eNB2UE[3]->nb_rx)][u].x;
	      channely = eNB2UE[3]->chF[aarx+(aatx*eNB2UE[3]->nb_rx)][u].y;
	      fprintf(csv_fd,"%e+i*(%e),",channelx,channely);
	    }
	  }
	}
      }
    }
  }
  
  //AWGN
  // This is the SNR on the PDSCH for OFDM symbols without pilots -> rho_A
  sigma2_dB = 10*log10((double)tx_lev) +10*log10((double)eNB->frame_parms.ofdm_symbol_size/(double)(eNB->frame_parms.N_RB_DL*12)) - SNR - get_pa_dB(eNB->pdsch_config_dedicated);
  sigma2 = pow(10,sigma2_dB/10);

  for (i=0; i<2*UE->frame_parms.samples_per_tti; i++) {
    for (aa=0; aa<eNB->frame_parms.nb_antennas_rx; aa++) {
      //printf("s_re[0][%d]=> %f , r_re[0][%d]=> %f\n",i,s_re[aa][i],i,r_re[aa][i]);
      ((short*) UE->common_vars.rxdata[aa])[(2*subframe*UE->frame_parms.samples_per_tti)+2*i] =
	(short) (r_re[aa][i] + sqrt(sigma2/2)*gaussdouble(0.0,1.0));
      ((short*) UE->common_vars.rxdata[aa])[(2*subframe*UE->frame_parms.samples_per_tti)+2*i+1] =
	(short) (r_im[aa][i] + (iqim*r_re[aa][i]) + sqrt(sigma2/2)*gaussdouble(0.0,1.0));
    }
  }
}
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void fill_DCI(PHY_VARS_eNB *eNB,
	      DCI_ALLOC_t *dci_alloc,
	      int subframe, 
	      int n_rnti,
	      int n_users,
	      int transmission_mode,
	      int common_flag,
	      int DLSCH_RB_ALLOC,
	      int TPC,
	      int mcs1,
	      int mcs2,
	      int ndi,
	      int rv,
	      int *num_common_dci,
	      int *num_ue_spec_dci,
	      int *num_dci) {

  int k;
  int dci_length,dci_length_bytes;

  //  printf("Generating DCIs for %d users, TM %d, mcs1 %d\n",n_users,transmission_mode,mcs1);
  for(k=0; k<n_users; k++) {
    switch(transmission_mode) {
    case 1:
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    case 2:
      if (common_flag == 0) {
	
	if (eNB->frame_parms.frame_type == TDD) {
	  
	  switch (eNB->frame_parms.N_RB_DL) {
	  case 6:
	    dci_length = sizeof_DCI1_1_5MHz_TDD_t;
	    dci_length_bytes = sizeof(DCI1_1_5MHz_TDD_t);
	    ((DCI1_1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
	    ((DCI1_1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
	    ((DCI1_1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
	    ((DCI1_1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
	    ((DCI1_1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
	    ((DCI1_1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
	    ((DCI1_1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = ndi;
	    ((DCI1_1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = rv;
	    break;
	    
	  case 25:
	    dci_length = sizeof_DCI1_5MHz_TDD_t;
	    dci_length_bytes = sizeof(DCI1_5MHz_TDD_t);
	    ((DCI1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
	    ((DCI1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
	    ((DCI1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
	    ((DCI1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
	    ((DCI1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
	    ((DCI1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
	    ((DCI1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = ndi;
	    ((DCI1_5MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = rv;
	    break;
	    
	  case 50:
	    dci_length = sizeof_DCI1_10MHz_TDD_t;
	    dci_length_bytes = sizeof(DCI1_10MHz_TDD_t);
	    ((DCI1_10MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
              ((DCI1_10MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
              ((DCI1_10MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
              ((DCI1_10MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1_10MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1_10MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1_10MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = ndi;
              ((DCI1_10MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = rv;
              break;
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            case 100:
              ((DCI1_20MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
              ((DCI1_20MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
              ((DCI1_20MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
              ((DCI1_20MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1_20MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1_20MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1_20MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = ndi;
              ((DCI1_20MHz_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = rv;
              dci_length = sizeof_DCI1_20MHz_TDD_t;
              dci_length_bytes = sizeof(DCI1_20MHz_TDD_t);
              break;
            }
          } else {
            switch (eNB->frame_parms.N_RB_DL) {
            case 6:
              dci_length = sizeof_DCI1_1_5MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1_1_5MHz_FDD_t);
              ((DCI1_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
              ((DCI1_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
              ((DCI1_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
              ((DCI1_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = ndi;
              ((DCI1_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = rv;
              break;
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            case 25:
              dci_length = sizeof_DCI1_5MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1_5MHz_FDD_t);
              ((DCI1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
              ((DCI1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
              ((DCI1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
              ((DCI1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = ndi;
              ((DCI1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = rv;
              break;
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            case 50:
              dci_length = sizeof_DCI1_10MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1_10MHz_FDD_t);
              ((DCI1_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
              ((DCI1_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
              ((DCI1_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
              ((DCI1_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = ndi;
              ((DCI1_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = rv;
              break;
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            case 100:
              dci_length = sizeof_DCI1_20MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1_20MHz_FDD_t);
              ((DCI1_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
              ((DCI1_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
              ((DCI1_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
              ((DCI1_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = ndi;
              ((DCI1_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = rv;
              break;
            }
          }
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          memcpy(&dci_alloc[*num_dci].dci_pdu[0],&DLSCH_alloc_pdu_1[k],dci_length_bytes);
          dci_alloc[*num_dci].dci_length = dci_length;
          dci_alloc[*num_dci].L          = 1;
          dci_alloc[*num_dci].rnti       = n_rnti+k;
          dci_alloc[*num_dci].format     = format1;
          dump_dci(&eNB->frame_parms,&dci_alloc[*num_dci]);
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	  //          printf("Generating dlsch params for user %d\n",k);
          generate_eNB_dlsch_params_from_dci(0,
					     subframe,
                                             &DLSCH_alloc_pdu_1[0],
                                             n_rnti+k,
                                             format1,
                                             eNB->dlsch[0],
                                             &eNB->frame_parms,
                                             eNB->pdsch_config_dedicated,
                                             SI_RNTI,
                                             0,
                                             P_RNTI,
                                             eNB->UE_stats[0].DL_pmi_single);
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          *num_dci = *num_dci+1;
          *num_ue_spec_dci = *num_ue_spec_dci+1;
        } else {
          if (eNB->frame_parms.frame_type == TDD) {
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420 421 422 423 424 425 426 427 428 429 430 431 432 433
            switch (eNB->frame_parms.N_RB_DL) {
            case 6:
              dci_length = sizeof_DCI1A_1_5MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_1_5MHz_TDD_1_6_t);
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
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            case 25:
              dci_length = sizeof_DCI1A_5MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_5MHz_TDD_1_6_t);
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
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449 450 451 452 453 454 455 456 457 458 459 460 461
            case 50:
              dci_length = sizeof_DCI1A_10MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_10MHz_TDD_1_6_t);
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
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463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490
            case 100:
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              dci_length = sizeof_DCI1A_20MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_20MHz_TDD_1_6_t);
              break;
            }
          } else {
            switch (eNB->frame_parms.N_RB_DL) {
            case 6:
              dci_length = sizeof_DCI1A_1_5MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_1_5MHz_FDD_t);
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
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492 493 494 495 496 497 498 499 500 501 502 503
            case 25:
              dci_length = sizeof_DCI1A_5MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_5MHz_FDD_t);
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
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504

505 506 507 508 509 510 511 512 513 514 515 516
            case 50:
              dci_length = sizeof_DCI1A_10MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_10MHz_FDD_t);
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
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518 519 520 521 522 523 524 525 526 527 528 529 530 531
            case 100:
              dci_length = sizeof_DCI1A_20MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_20MHz_FDD_t);
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
            }
          }
532

533 534 535 536 537 538 539
          memcpy(&dci_alloc[*num_dci].dci_pdu[0],&DLSCH_alloc_pdu_1[k],dci_length_bytes);
          dci_alloc[*num_dci].dci_length = dci_length;
          dci_alloc[*num_dci].L          = 1;
          dci_alloc[*num_dci].rnti       = SI_RNTI;
          dci_alloc[*num_dci].format     = format1A;
          dci_alloc[*num_dci].firstCCE       = 0;
          dump_dci(&eNB->frame_parms,&dci_alloc[*num_dci]);
540

541 542 543 544 545 546 547 548 549 550 551 552 553
          printf("Generating dlsch params for user %d\n",k);
          generate_eNB_dlsch_params_from_dci(0,
					     subframe,
                                             &DLSCH_alloc_pdu_1[0],
                                             SI_RNTI,
                                             format1A,
                                             eNB->dlsch[0],
                                             &eNB->frame_parms,
                                             eNB->pdsch_config_dedicated,
                                             SI_RNTI,
                                             0,
                                             P_RNTI,
                                             eNB->UE_stats[0].DL_pmi_single);
554

555 556
          *num_common_dci=*num_common_dci+1;
          *num_dci = *num_dci + 1;
557

558
        }
559

560
        break;
561

562 563
      case 3:
        if (common_flag == 0) {
564

565
          if (eNB->frame_parms.nb_antennas_tx == 2) {
566

567
            if (eNB->frame_parms.frame_type == TDD) {
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569 570 571 572 573 574 575 576 577 578 579 580 581 582 583
              switch (eNB->frame_parms.N_RB_DL) {
              case 6:
                dci_length = sizeof_DCI2A_1_5MHz_2A_TDD_t;
                dci_length_bytes = sizeof(DCI2A_1_5MHz_2A_TDD_t);
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2A_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
584

585 586 587 588 589 590 591 592 593 594 595 596 597 598 599
              case 25:
                dci_length = sizeof_DCI2A_5MHz_2A_TDD_t;
                dci_length_bytes = sizeof(DCI2A_5MHz_2A_TDD_t);
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2A_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
600

601 602 603 604 605 606 607 608 609 610 611 612 613 614 615
              case 50:
                dci_length = sizeof_DCI2A_10MHz_2A_TDD_t;
                dci_length_bytes = sizeof(DCI2A_10MHz_2A_TDD_t);
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2A_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
616

617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633
              case 100:
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2A_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                dci_length = sizeof_DCI2A_20MHz_2A_TDD_t;
                dci_length_bytes = sizeof(DCI2A_20MHz_2A_TDD_t);
                break;
              }
            }
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635 636 637 638 639 640 641 642 643 644 645 646 647 648 649
            else {
              switch (eNB->frame_parms.N_RB_DL) {
              case 6:
                dci_length = sizeof_DCI2A_1_5MHz_2A_FDD_t;
                dci_length_bytes = sizeof(DCI2A_1_5MHz_2A_FDD_t);
                ((DCI2A_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2A_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2A_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2A_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2A_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2A_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2A_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2A_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2A_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
650

651 652 653 654 655 656 657 658 659 660 661 662 663 664
              case 25:
                dci_length = sizeof_DCI2A_5MHz_2A_FDD_t;
                dci_length_bytes = sizeof(DCI2A_5MHz_2A_FDD_t);
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2A_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
665

666 667 668 669 670 671 672 673 674 675 676 677 678 679
              case 50:
                dci_length = sizeof_DCI2A_10MHz_2A_FDD_t;
                dci_length_bytes = sizeof(DCI2A_10MHz_2A_FDD_t);
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2A_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
680

681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697
              case 100:
                dci_length = sizeof_DCI2A_20MHz_2A_FDD_t;
                dci_length_bytes = sizeof(DCI2A_20MHz_2A_FDD_t);
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2A_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
              }
            }
          } else if (eNB->frame_parms.nb_antennas_tx == 4) {
698

699
          }
700

701 702 703 704 705 706
          memcpy(&dci_alloc[*num_dci].dci_pdu[0],&DLSCH_alloc_pdu_1[k],dci_length_bytes);
          dci_alloc[*num_dci].dci_length = dci_length;
          dci_alloc[*num_dci].L          = 1;
          dci_alloc[*num_dci].rnti       = n_rnti+k;
          dci_alloc[*num_dci].format     = format2A;
          dump_dci(&eNB->frame_parms,&dci_alloc[*num_dci]);
707

708 709 710 711 712 713 714 715 716 717 718 719 720
          printf("Generating dlsch params for user %d / format 2A (%d)\n",k,format2A);
          generate_eNB_dlsch_params_from_dci(0,
					     subframe,
                                             &DLSCH_alloc_pdu_1[0],
                                             n_rnti+k,
                                             format2A,
                                             eNB->dlsch[0],
                                             &eNB->frame_parms,
                                             eNB->pdsch_config_dedicated,
                                             SI_RNTI,
                                             0,
                                             P_RNTI,
                                             eNB->UE_stats[0].DL_pmi_single);
721

722 723 724 725
          *num_dci = *num_dci + 1;
          *num_ue_spec_dci = *num_ue_spec_dci + 1;
        } else {
          if (eNB->frame_parms.frame_type == TDD) {
726

727 728 729 730 731 732 733 734 735 736 737 738 739 740
            switch (eNB->frame_parms.N_RB_DL) {
            case 6:
              dci_length = sizeof_DCI1A_1_5MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_1_5MHz_TDD_1_6_t);
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
741

742 743 744 745 746 747 748 749 750 751 752 753 754
            case 25:
              dci_length = sizeof_DCI1A_5MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_5MHz_TDD_1_6_t);
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
755

756 757 758 759 760 761 762 763 764 765 766 767 768
            case 50:
              dci_length = sizeof_DCI1A_10MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_10MHz_TDD_1_6_t);
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
769

770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797
            case 100:
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              dci_length = sizeof_DCI1A_20MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_20MHz_TDD_1_6_t);
              break;
            }
          } else {
            switch (eNB->frame_parms.N_RB_DL) {
            case 6:
              dci_length = sizeof_DCI1A_1_5MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_1_5MHz_FDD_t);
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
798

799 800 801 802 803 804 805 806 807 808 809 810
            case 25:
              dci_length = sizeof_DCI1A_5MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_5MHz_FDD_t);
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
811

812 813 814 815 816 817 818 819 820 821 822 823
            case 50:
              dci_length = sizeof_DCI1A_10MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_10MHz_FDD_t);
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
824

825 826 827 828 829 830 831 832 833 834 835 836 837 838
            case 100:
              dci_length = sizeof_DCI1A_20MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_20MHz_FDD_t);
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
            }
          }
839

840 841 842 843 844 845 846
          memcpy(&dci_alloc[*num_dci].dci_pdu[0],&DLSCH_alloc_pdu_1[k],dci_length_bytes);
          dci_alloc[*num_dci].dci_length = dci_length;
          dci_alloc[*num_dci].L          = 1;
          dci_alloc[*num_dci].rnti       = SI_RNTI;
          dci_alloc[*num_dci].format     = format1A;
          dci_alloc[*num_dci].firstCCE       = 0;
          dump_dci(&eNB->frame_parms,&dci_alloc[*num_dci]);
847

848 849 850 851 852 853 854 855 856 857 858 859 860
          printf("Generating dlsch params for user %d\n",k);
          generate_eNB_dlsch_params_from_dci(0,
					     subframe,
                                             &DLSCH_alloc_pdu_1[0],
                                             SI_RNTI,
                                             format1A,
                                             eNB->dlsch[0],
                                             &eNB->frame_parms,
                                             eNB->pdsch_config_dedicated,
                                             SI_RNTI,
                                             0,
                                             P_RNTI,
                                             eNB->UE_stats[0].DL_pmi_single);
861

862 863
          *num_common_dci = *num_common_dci + 1;
          *num_dci = *num_dci + 1;
864

865
        }
866

867
        printf("Generated DCI format 2A (Transmission Mode 3)\n");
868 869
        break;

870 871
      case 4:
        if (common_flag == 0) {
872

873
          if (eNB->frame_parms.nb_antennas_tx == 2) {
874

875
            if (eNB->frame_parms.frame_type == TDD) {
876

877 878 879 880 881 882 883 884 885 886 887 888 889 890 891
              switch (eNB->frame_parms.N_RB_DL) {
              case 6:
                dci_length = sizeof_DCI2_1_5MHz_2A_TDD_t;
                dci_length_bytes = sizeof(DCI2_1_5MHz_2A_TDD_t);
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2_1_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
892

893 894 895 896 897 898 899 900 901 902 903 904 905 906 907
              case 25:
                dci_length = sizeof_DCI2_5MHz_2A_TDD_t;
                dci_length_bytes = sizeof(DCI2_5MHz_2A_TDD_t);
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2_5MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
908

909 910 911 912 913 914 915 916 917 918 919 920 921 922 923
              case 50:
                dci_length = sizeof_DCI2_10MHz_2A_TDD_t;
                dci_length_bytes = sizeof(DCI2_10MHz_2A_TDD_t);
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2_10MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
924

925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941
              case 100:
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2_20MHz_2A_TDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                dci_length = sizeof_DCI2_20MHz_2A_TDD_t;
                dci_length_bytes = sizeof(DCI2_20MHz_2A_TDD_t);
                break;
              }
            }
942

943 944 945 946 947 948 949 950 951 952 953 954 955 956 957
            else {
              switch (eNB->frame_parms.N_RB_DL) {
              case 6:
                dci_length = sizeof_DCI2_1_5MHz_2A_FDD_t;
                dci_length_bytes = sizeof(DCI2_1_5MHz_2A_FDD_t);
                ((DCI2_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2_1_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
958

959 960 961 962 963 964 965 966 967 968 969 970 971 972
              case 25:
                dci_length = sizeof_DCI2_5MHz_2A_FDD_t;
                dci_length_bytes = sizeof(DCI2_5MHz_2A_FDD_t);
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2_5MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
973

974 975 976 977 978 979 980 981 982 983 984 985 986 987
              case 50:
                dci_length = sizeof_DCI2_10MHz_2A_FDD_t;
                dci_length_bytes = sizeof(DCI2_10MHz_2A_FDD_t);
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2_10MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
988

989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005
              case 100:
                dci_length = sizeof_DCI2_20MHz_2A_FDD_t;
                dci_length_bytes = sizeof(DCI2_20MHz_2A_FDD_t);
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rah              = 0;
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = DLSCH_RB_ALLOC;
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = 0;
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs1             = mcs1;
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi1             = ndi;
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv1              = rv;
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs2             = mcs2;
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi2             = ndi;
                ((DCI2_20MHz_2A_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv2              = rv;
                break;
              }
            }
          } else if (eNB->frame_parms.nb_antennas_tx == 4) {
1006

1007
          }
1008

1009 1010 1011 1012 1013 1014
          memcpy(&dci_alloc[*num_dci].dci_pdu[0],&DLSCH_alloc_pdu_1[k],dci_length_bytes);
          dci_alloc[*num_dci].dci_length = dci_length;
          dci_alloc[*num_dci].L          = 1;
          dci_alloc[*num_dci].rnti       = n_rnti+k;
          dci_alloc[*num_dci].format     = format2;
          dump_dci(&eNB->frame_parms,&dci_alloc[*num_dci]);
1015

1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028
          printf("Generating dlsch params for user %d\n",k);
          generate_eNB_dlsch_params_from_dci(0,
					     subframe,
                                             &DLSCH_alloc_pdu_1[0],
                                             n_rnti+k,
                                             format2,
                                             eNB->dlsch[0],
                                             &eNB->frame_parms,
                                             eNB->pdsch_config_dedicated,
                                             SI_RNTI,
                                             0,
                                             P_RNTI,
                                             eNB->UE_stats[0].DL_pmi_single);
1029

1030 1031 1032 1033
          *num_dci = *num_dci + 1;
          *num_ue_spec_dci = *num_ue_spec_dci + 1;
        } else {
          if (eNB->frame_parms.frame_type == TDD) {
1034

1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048
            switch (eNB->frame_parms.N_RB_DL) {
            case 6:
              dci_length = sizeof_DCI1A_1_5MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_1_5MHz_TDD_1_6_t);
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_1_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
1049

1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062
            case 25:
              dci_length = sizeof_DCI1A_5MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_5MHz_TDD_1_6_t);
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_5MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
1063

1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076
            case 50:
              dci_length = sizeof_DCI1A_10MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_10MHz_TDD_1_6_t);
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_10MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
1077

1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105
            case 100:
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->dai              = 0;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_20MHz_TDD_1_6_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              dci_length = sizeof_DCI1A_20MHz_TDD_1_6_t;
              dci_length_bytes = sizeof(DCI1A_20MHz_TDD_1_6_t);
              break;
            }
          } else {
            switch (eNB->frame_parms.N_RB_DL) {
            case 6:
              dci_length = sizeof_DCI1A_1_5MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_1_5MHz_FDD_t);
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_1_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
1106

1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118
            case 25:
              dci_length = sizeof_DCI1A_5MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_5MHz_FDD_t);
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_5MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
1119

1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131
            case 50:
              dci_length = sizeof_DCI1A_10MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_10MHz_FDD_t);
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_10MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
1132

1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146
            case 100:
              dci_length = sizeof_DCI1A_20MHz_FDD_t;
              dci_length_bytes = sizeof(DCI1A_20MHz_FDD_t);
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->type             = 1;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->vrb_type         = 1;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rballoc          = computeRIV(eNB->frame_parms.N_RB_DL,0,9);
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->TPC              = TPC;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->harq_pid         = 0;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->mcs             = mcs1;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->ndi             = 0;
              ((DCI1A_20MHz_FDD_t *)&DLSCH_alloc_pdu_1[k])->rv              = 0;
              break;
            }
          }
1147

1148 1149 1150 1151 1152 1153 1154
          memcpy(&dci_alloc[*num_dci].dci_pdu[0],&DLSCH_alloc_pdu_1[k],dci_length_bytes);
          dci_alloc[*num_dci].dci_length = dci_length;
          dci_alloc[*num_dci].L          = 1;
          dci_alloc[*num_dci].rnti       = SI_RNTI;
          dci_alloc[*num_dci].format     = format1A;
          dci_alloc[*num_dci].firstCCE       = 0;
          dump_dci(&eNB->frame_parms,&dci_alloc[*num_dci]);
1155

1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168
          printf("Generating dlsch params for user %d\n",k);
          generate_eNB_dlsch_params_from_dci(0,
					     subframe,
                                             &DLSCH_alloc_pdu_1[0],
                                             SI_RNTI,
                                             format1A,
                                             eNB->dlsch[0],
                                             &eNB->frame_parms,
                                             eNB->pdsch_config_dedicated,
                                             SI_RNTI,
                                             0,
                                             P_RNTI,
                                             eNB->UE_stats[0].DL_pmi_single);
1169

1170 1171
          *num_common_dci = *num_common_dci + 1;
          *num_dci = *num_dci + 1;
1172

1173
        }
1174

1175
        break;
1176

1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197
      case 5:
      case 6:
        memcpy(&dci_alloc[*num_dci].dci_pdu[0],&DLSCH_alloc_pdu2_1E[k],sizeof(DCI1E_5MHz_2A_M10PRB_TDD_t));
        dci_alloc[*num_dci].dci_length = sizeof_DCI1E_5MHz_2A_M10PRB_TDD_t;
        dci_alloc[*num_dci].L          = 1;
        dci_alloc[*num_dci].rnti       = n_rnti+k;
        dci_alloc[*num_dci].format     = format1E_2A_M10PRB;
        dci_alloc[*num_dci].firstCCE       = 4*k;
        printf("Generating dlsch params for user %d\n",k);
        generate_eNB_dlsch_params_from_dci(0,
					   subframe,
                                           &DLSCH_alloc_pdu2_1E[k],
                                           n_rnti+k,
                                           format1E_2A_M10PRB,
                                           eNB->dlsch[k],
                                           &eNB->frame_parms,
                                           eNB->pdsch_config_dedicated,
                                           SI_RNTI,
                                           0,
                                           P_RNTI,
                                           eNB->UE_stats[k].DL_pmi_single);
1198

1199 1200 1201
        dump_dci(&eNB->frame_parms,&dci_alloc[*num_dci]);
        *num_ue_spec_dci = *num_ue_spec_dci + 1;
        *num_dci = *num_dci + 1;
1202

1203
        break;
1204

1205 1206
      default:
        printf("Unsupported Transmission Mode!!!");
1207
        exit(-1);
1208
        break;
1209
      }
1210 1211
    }
}
1212

1213 1214 1215 1216
int n_users = 1;
sub_frame_t subframe=7;
DCI_PDU DCI_pdu;
int num_common_dci=0,num_ue_spec_dci=0,num_dci=0,num_pdcch_symbols=1;
1217 1218


1219
DCI_PDU *get_dci_sdu(module_id_t module_idP,int CC_id,frame_t frameP,sub_frame_t subframeP) {
1220

1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231
  if (subframeP == subframe) {
    DCI_pdu.Num_ue_spec_dci   = num_ue_spec_dci;
    DCI_pdu.Num_common_dci    = num_common_dci;
    DCI_pdu.num_pdcch_symbols = num_pdcch_symbols; 
    return(&DCI_pdu);
  } else {
    DCI_pdu.Num_ue_spec_dci   = 0;
    DCI_pdu.Num_common_dci    = 0;
    DCI_pdu.num_pdcch_symbols = num_pdcch_symbols; 
  }
}
1232

1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247
void eNB_dlsch_ulsch_scheduler(module_id_t module_idP, uint8_t cooperation_flag, frame_t frameP, sub_frame_t subframeP) {
  
  return;
}

uint16_t n_rnti=0x1234;
unsigned char *input_buffer0[2],*input_buffer1[2];
unsigned short input_buffer_length0,input_buffer_length1;

uint8_t *get_dlsch_sdu(module_id_t module_idP,int CC_id,frame_t frameP,rnti_t rnti,uint8_t TBindex) {

  int k;

  for (k=0;k<n_users;k++)
    if (rnti == n_rnti+k)
1248
      break;
1249 1250 1251 1252 1253
  if (k<n_users)
    return(TBindex==0 ? input_buffer0[k] : input_buffer1[k]);
  else {
    printf("RNTI not found,exiting\n");
    exit(-1);
1254
  }
1255
}
1256

1257 1258
int main(int argc, char **argv)
{
1259

1260 1261
  int c;
  int k,i,aa;
1262

1263
  int s,Kr,Kr_bytes;
1264

1265 1266
  double SNR,snr0=-2.0,snr1,rate;
  double snr_step=1,input_snr_step=1, snr_int=30;
1267

1268 1269 1270
  LTE_DL_FRAME_PARMS *frame_parms;
  double **s_re,**s_im,**r_re,**r_im;
  double forgetting_factor=0.0; //in [0,1] 0 means a new channel every time, 1 means keep the same channel
1271

1272

1273 1274
  uint8_t extended_prefix_flag=0,transmission_mode=1,n_tx=1,n_rx=2;
  uint16_t Nid_cell=0;
1275

1276 1277 1278 1279 1280
  int eNB_id = 0;
  unsigned char mcs1=0,mcs2=0,mcs_i=0,dual_stream_UE = 0,awgn_flag=0,round;
  unsigned char i_mod = 2;
  unsigned short NB_RB;
  uint16_t tdd_config=3;
1281

1282

1283

1284 1285
  SCM_t channel_model=Rayleigh1;
  //  unsigned char *input_data,*decoded_output;
1286

1287
  DCI_ALLOC_t *dci_alloc = &DCI_pdu.dci_alloc[0];
1288

1289 1290
  unsigned int ret;
  unsigned int coded_bits_per_codeword=0,nsymb,tbs=0;
1291

1292 1293 1294 1295 1296 1297 1298 1299 1300
  unsigned int tx_lev=0,tx_lev_dB=0,trials,errs[4]= {0,0,0,0},errs2[4]= {0,0,0,0},round_trials[4]= {0,0,0,0},dci_errors=0;//,num_layers;
  int re_allocated;
  char fname[32],vname[32];
  FILE *bler_fd;
  char bler_fname[256];
  FILE *time_meas_fd;
  char time_meas_fname[256];
  //  FILE *tikz_fd;
  //  char tikz_fname[256];
1301

1302 1303 1304 1305 1306
  FILE *input_trch_fd=NULL;
  unsigned char input_trch_file=0;
  FILE *input_fd=NULL;
  unsigned char input_file=0;
  //  char input_val_str[50],input_val_str2[50];
1307

1308
  char input_trch_val[16];
1309

1310
  //  unsigned char pbch_pdu[6];
1311 1312


1313 1314


1315
  //  FILE *rx_frame_file;
1316

1317 1318 1319 1320 1321 1322 1323 1324
  int n_frames;
  int n_ch_rlz = 1;
  channel_desc_t *eNB2UE[4];
  uint8_t num_pdcch_symbols_2=0;
  uint8_t rx_sample_offset = 0;
  //char stats_buffer[4096];
  //int len;
  uint8_t num_rounds = 4;//,fix_rounds=0;
1325

1326 1327 1328 1329
  int u;
  int n=0;
  int abstx=0;
  int iii;
1330

1331 1332 1333
  int ch_realization;
  int pmi_feedback=0;
  int hold_channel=0;
1334

1335 1336 1337 1338 1339 1340 1341 1342 1343 1344
  // void *data;
  // int ii;
  //  int bler;
  double blerr[4],uncoded_ber,avg_ber;
  short *uncoded_ber_bit=NULL;
  uint8_t N_RB_DL=25,osf=1;
  frame_t frame_type = FDD;
  int xforms=0;
  FD_lte_phy_scope_ue *form_ue = NULL;
  char title[255];
1345

1346 1347 1348 1349
  int numCCE=0;
  int dci_length_bytes=0,dci_length=0;
  //double channel_bandwidth = 5.0, sampling_rate=7.68;
  int common_flag=0,TPC=0;
1350

1351 1352 1353 1354 1355 1356 1357
  double cpu_freq_GHz;
  //  time_stats_t ts;//,sts,usts;
  int avg_iter,iter_trials;
  int rballocset=0;
  int print_perf=0;
  int test_perf=0;
  int dump_table=0;
1358

1359 1360
  double effective_rate=0.0;
  char channel_model_input[10]="I";
1361

1362 1363
  int TB0_active = 1;
  uint32_t perfect_ce = 0;
1364

1365 1366 1367 1368 1369
  //  LTE_DL_UE_HARQ_t *dlsch0_ue_harq;
  //  LTE_DL_eNB_HARQ_t *dlsch0_eNB_harq;
  uint8_t Kmimo;
  uint8_t ue_category=4;
  uint32_t Nsoft;
1370

1371 1372


1373
  int CCE_table[800];
1374

1375
  int threequarter_fs=0;
1376

1377
  opp_enabled=1; // to enable the time meas
1378

1379 1380 1381 1382 1383
  FILE *csv_fd=NULL;
  char csv_fname[32];
  int dci_flag=1;
  int llr8_flag=1;
  int DLSCH_RB_ALLOC;
1384

1385 1386 1387
#if defined(__arm__)
  FILE    *proc_fd = NULL;
  char buf[64];
1388

1389 1390 1391 1392 1393 1394
  proc_fd = fopen("/sys/devices/system/cpu/cpu4/cpufreq/cpuinfo_cur_freq", "r");
  if(!proc_fd)
     printf("cannot open /sys/devices/system/cpu/cpu4/cpufreq/cpuinfo_cur_freq");
  else {
     while(fgets(buf, 63, proc_fd))
        printf("%s", buf);
1395
  }
1396 1397 1398 1399 1400 1401
  fclose(proc_fd);
  cpu_freq_GHz = ((double)atof(buf))/1e6;
#else
  cpu_freq_GHz = get_cpu_freq_GHz();
#endif
  printf("Detected cpu_freq %f GHz\n",cpu_freq_GHz);
1402

1403 1404
  //signal(SIGSEGV, handler);
  //signal(SIGABRT, handler);
1405

1406
  logInit();
1407

1408 1409 1410 1411 1412
  // default parameters
  n_frames = 1000;
  snr0 = 0;
  //  num_layers = 1;
  perfect_ce = 0;
1413

1414 1415 1416 1417 1418 1419
  while ((c = getopt (argc, argv, "ahdpZDe:Em:n:o:s:f:t:c:g:r:F:x:y:z:AM:N:I:i:O:R:S:C:T:b:u:v:w:B:PLl:XY")) != -1) {
    switch (c) {
    case 'a':
      awgn_flag = 1;
      channel_model = AWGN;
      break;
1420

1421 1422 1423
    case 'A':
      abstx = 1;
      break;
1424

1425 1426 1427
    case 'b':
      tdd_config=atoi(optarg);
      break;
1428

1429 1430 1431
    case 'B':
      N_RB_DL=atoi(optarg);
      break;
1432

1433 1434 1435
    case 'c':
      num_pdcch_symbols=atoi(optarg);
      break;
1436

1437 1438 1439
    case 'C':
      Nid_cell = atoi(optarg);
      break;
1440

1441 1442 1443
    case 'd':
      dci_flag = 1;
      break;
1444

1445 1446 1447
    case 'D':
      frame_type=TDD;
      break;
1448

1449 1450 1451 1452 1453 1454 1455 1456 1457
    case 'e':
      num_rounds=1;
      common_flag = 1;
      TPC = atoi(optarg);
      break;
      
    case 'E':
      threequarter_fs=1;
      break;
1458

1459 1460 1461
    case 'f':
      input_snr_step= atof(optarg);
      break;
1462

1463 1464 1465
    case 'F':
      forgetting_factor = atof(optarg);
      break;
1466

1467 1468 1469 1470 1471
    case 'i':
      input_fd = fopen(optarg,"r");
      input_file=1;
      dci_flag = 1;
      break;
1472

1473 1474 1475 1476
    case 'I':
      input_trch_fd = fopen(optarg,"r");
      input_trch_file=1;
      break;
1477

1478 1479 1480
    case 'L':
      llr8_flag=1;
      break;
1481

1482 1483 1484
    case 'l':
      offset_mumimo_llr_drange_fix=atoi(optarg);
      break;
1485

1486 1487 1488
    case 'm':
      mcs1 = atoi(optarg);
      break;
1489

1490 1491 1492
    case 'M':
      mcs2 = atoi(optarg);
      break;
1493

1494 1495 1496 1497
    case 'O':
      test_perf=atoi(optarg);
      //print_perf =1;
      break;
1498

1499 1500 1501 1502
    case 't':
      mcs_i = atoi(optarg);
      i_mod = get_Qm(mcs_i);
      break;
1503

1504 1505 1506
    case 'n':
      n_frames = atoi(optarg);
      break;
1507 1508


1509 1510 1511
    case 'o':
      rx_sample_offset = atoi(optarg);
      break;
1512

1513 1514 1515 1516
    case 'r':
      DLSCH_RB_ALLOC = atoi(optarg);
      rballocset = 1;
      break;
1517

1518 1519 1520
    case 's':
      snr0 = atof(optarg);
      break;
1521

1522 1523 1524
    case 'w':
      snr_int = atof(optarg);
      break;
1525 1526


1527 1528 1529
    case 'N':
      n_ch_rlz= atof(optarg);
      break;
1530

1531 1532 1533
    case 'p':
      extended_prefix_flag=1;
      break;
1534

1535 1536
    case 'g':
      memcpy(channel_model_input,optarg,10);
1537

1538 1539 1540
      switch((char)*optarg) {
      case 'A':
        channel_model=SCM_A;
1541 1542
        break;

1543 1544 1545
      case 'B':
        channel_model=SCM_B;
        break;
1546

1547 1548 1549
      case 'C':
        channel_model=SCM_C;
        break;
1550

1551 1552 1553
      case 'D':
        channel_model=SCM_D;
        break;
1554

1555 1556 1557
      case 'E':
        channel_model=EPA;
        break;
1558

1559 1560 1561
      case 'F':
        channel_model=EVA;
        break;
1562

1563 1564 1565
      case 'G':
        channel_model=ETU;
        break;
1566

1567 1568 1569
      case 'H':
        channel_model=Rayleigh8;
        break;
1570

1571 1572 1573
      case 'I':
        channel_model=Rayleigh1;
        break;
1574

1575 1576 1577
      case 'J':
        channel_model=Rayleigh1_corr;
        break;
1578

1579 1580 1581
      case 'K':
        channel_model=Rayleigh1_anticorr;
        break;
1582

1583 1584 1585
      case 'L':
        channel_model=Rice8;
        break;
1586

1587 1588 1589
      case 'M':
        channel_model=Rice1;
        break;
1590

1591 1592 1593 1594 1595 1596 1597
      case 'N':
        channel_model=AWGN;
        break;
      default:
        msg("Unsupported channel model!\n");
        exit(-1);
      }
1598

1599 1600 1601 1602
      break;
    case 'R':
      num_rounds=atoi(optarg);
      break;
1603

1604 1605 1606
    case 'S':
      subframe=atoi(optarg);
      break;
1607

1608 1609 1610
    case 'T':
      n_rnti=atoi(optarg);
      break;
1611

1612 1613 1614
    case 'u':
      dual_stream_UE=1;
      UE->use_ia_receiver = 1;
1615

1616 1617 1618 1619
      if ((n_tx!=2) || (transmission_mode!=5)) {
        msg("IA receiver only supported for TM5!");
        exit(-1);
      }
1620

1621
      break;
1622

1623 1624
    case 'v':
      i_mod = atoi(optarg);
1625

1626 1627 1628 1629
      if (i_mod!=2 && i_mod!=4 && i_mod!=6) {
        msg("Wrong i_mod %d, should be 2,4 or 6\n",i_mod);
        exit(-1);
      }
1630

1631
      break;
1632

1633 1634 1635
    case 'P':
      print_perf=1;
      break;
1636

1637 1638
    case 'x':
      transmission_mode=atoi(optarg);
1639

1640 1641 1642 1643 1644 1645 1646 1647 1648
      if ((transmission_mode!=1) &&
          (transmission_mode!=2) &&
          (transmission_mode!=3) &&
          (transmission_mode!=4) &&
          (transmission_mode!=5) &&
          (transmission_mode!=6)) {
        msg("Unsupported transmission mode %d\n",transmission_mode);
        exit(-1);
      }
1649

1650 1651 1652
      if (transmission_mode>1) {
        n_tx = 2;
      }
1653

1654
      break;
1655

1656 1657
    case 'y':
      n_tx=atoi(optarg);
1658

1659 1660 1661 1662
      if ((n_tx==0) || (n_tx>2)) {
        msg("Unsupported number of tx antennas %d\n",n_tx);
        exit(-1);
      }
1663

1664
      break;
1665

1666 1667 1668
    case 'X':
      xforms=1;
      break;
1669

1670 1671 1672
    case 'Y':
      perfect_ce=1;
      break;
1673

1674 1675
    case 'z':
      n_rx=atoi(optarg);
1676

1677 1678 1679 1680
      if ((n_rx==0) || (n_rx>2)) {
        msg("Unsupported number of rx antennas %d\n",n_rx);
        exit(-1);
      }
1681

1682
      break;
1683

1684 1685 1686
    case 'Z':
      dump_table=1;
      break;
1687 1688 1689



1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720
    case 'h':
    default:
      printf("%s -h(elp) -a(wgn on) -d(ci decoding on) -p(extended prefix on) -m mcs1 -M mcs2 -n n_frames -s snr0 -x transmission mode (1,2,5,6) -y TXant -z RXant -I trch_file\n",argv[0]);
      printf("-h This message\n");
      printf("-a Use AWGN channel and not multipath\n");
      printf("-c Number of PDCCH symbols\n");
      printf("-m MCS1 for TB 1\n");
      printf("-M MCS2 for TB 2\n");
      printf("-d Transmit the DCI and compute its error statistics and the overall throughput\n");
      printf("-p Use extended prefix mode\n");
      printf("-n Number of frames to simulate\n");
      printf("-o Sample offset for receiver\n");
      printf("-s Starting SNR, runs from SNR to SNR+%.1fdB in steps of %.1fdB. If n_frames is 1 then just SNR is simulated and MATLAB/OCTAVE output is generated\n", snr_int, snr_step);
      printf("-f step size of SNR, default value is 1.\n");
      printf("-r ressource block allocation (see  section 7.1.6.3 in 36.213\n");
      printf("-g [A:M] Use 3GPP 25.814 SCM-A/B/C/D('A','B','C','D') or 36-101 EPA('E'), EVA ('F'),ETU('G') models (ignores delay spread and Ricean factor), Rayghleigh8 ('H'), Rayleigh1('I'), Rayleigh1_corr('J'), Rayleigh1_anticorr ('K'), Rice8('L'), Rice1('M')\n");
      printf("-F forgetting factor (0 new channel every trial, 1 channel constant\n");
      printf("-x Transmission mode (1,2,6 for the moment)\n");
      printf("-y Number of TX antennas used in eNB\n");
      printf("-z Number of RX antennas used in UE\n");
      printf("-t MCS of interfering UE\n");
      printf("-R Number of HARQ rounds (fixed)\n");
      printf("-A Turns on calibration mode for abstraction.\n");
      printf("-N Determines the number of Channel Realizations in Abstraction mode. Default value is 1. \n");
      printf("-O Set the percenatge of effective rate to testbench the modem performance (typically 30 and 70, range 1-100) \n");
      printf("-I Input filename for TrCH data (binary)\n");
      printf("-u Enables the Interference Aware Receiver for TM5 (default is normal receiver)\n");
      exit(1);
      break;
    }
  }
1721

1722 1723 1724 1725 1726 1727
  if (common_flag == 0) {
    switch (N_RB_DL) {
    case 6:
      if (rballocset==0) DLSCH_RB_ALLOC = 0x3f;
      num_pdcch_symbols = 3;
      break;
1728

1729 1730 1731
    case 25:
      if (rballocset==0) DLSCH_RB_ALLOC = 0x1fff;
      break;
1732

1733 1734 1735
    case 50:
      if (rballocset==0) DLSCH_RB_ALLOC = 0x1ffff;
      break;
1736

1737 1738 1739 1740
    case 100:
      if (rballocset==0) DLSCH_RB_ALLOC = 0x1ffffff;
      break;
    }
1741

1742 1743 1744
    NB_RB=conv_nprb(0,DLSCH_RB_ALLOC,N_RB_DL);
  } else
    NB_RB = 4;
1745

1746 1747
  if ((transmission_mode > 1) && (n_tx != 2))
    printf("n_tx must be >1 for transmission_mode %d\n",transmission_mode);
1748

1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761
  if (xforms==1) {
    fl_initialize (&argc, argv, NULL, 0, 0);
    form_ue = create_lte_phy_scope_ue();
    sprintf (title, "LTE PHY SCOPE eNB");
    fl_show_form (form_ue->lte_phy_scope_ue, FL_PLACE_HOTSPOT, FL_FULLBORDER, title);
    
    if (!dual_stream_UE==0) {
      UE->use_ia_receiver = 1;
      fl_set_button(form_ue->button_0,1);
      fl_set_object_label(form_ue->button_0, "IA Receiver ON");
      fl_set_object_color(form_ue->button_0, FL_GREEN, FL_GREEN);
    }
  }
1762

1763 1764 1765 1766
  if (transmission_mode==5) {
    n_users = 2;
    printf("dual_stream_UE=%d\n", dual_stream_UE);
  }
1767

1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778
  lte_param_init(n_tx,
		 n_rx,
		 transmission_mode,
		 extended_prefix_flag,
		 frame_type,
		 Nid_cell,
		 tdd_config,
		 N_RB_DL,
		 threequarter_fs,
		 osf,
		 perfect_ce);
1779

1780 1781 1782 1783 1784 1785 1786
  eNB->mac_enabled=1;
  // callback functions required for phy_procedures_tx 
  mac_xface->get_dci_sdu = get_dci_sdu;
  mac_xface->get_dlsch_sdu = get_dlsch_sdu;
  mac_xface->eNB_dlsch_ulsch_scheduler = eNB_dlsch_ulsch_scheduler;
   
  //  eNB_id_i = UE->n_connected_eNB;
1787

1788 1789 1790 1791 1792
  printf("Setting mcs1 = %d\n",mcs1);
  printf("Setting mcs2 = %d\n",mcs2);
  printf("NPRB = %d\n",NB_RB);
  printf("n_frames = %d\n",n_frames);
  printf("Transmission mode %d with %dx%d antenna configuration, Extended Prefix %d\n",transmission_mode,n_tx,n_rx,extended_prefix_flag);
1793

1794 1795
  snr1 = snr0+snr_int;
  printf("SNR0 %f, SNR1 %f\n",snr0,snr1);
1796 1797 1798



1799
  frame_parms = &eNB->frame_parms;
1800

1801 1802 1803 1804 1805 1806
  s_re = malloc(2*sizeof(double*));
  s_im = malloc(2*sizeof(double*));
  r_re = malloc(2*sizeof(double*));
  r_im = malloc(2*sizeof(double*));
  //  r_re0 = malloc(2*sizeof(double*));
  //  r_im0 = malloc(2*sizeof(double*));
1807

1808
  nsymb = (eNB->frame_parms.Ncp == 0) ? 14 : 12;
1809

1810 1811 1812
  printf("Channel Model= (%s,%d)\n",channel_model_input, channel_model);
  printf("SCM-A=%d, SCM-B=%d, SCM-C=%d, SCM-D=%d, EPA=%d, EVA=%d, ETU=%d, Rayleigh8=%d, Rayleigh1=%d, Rayleigh1_corr=%d, Rayleigh1_anticorr=%d, Rice1=%d, Rice8=%d\n",
         SCM_A, SCM_B, SCM_C, SCM_D, EPA, EVA, ETU, Rayleigh8, Rayleigh1, Rayleigh1_corr, Rayleigh1_anticorr, Rice1, Rice8);
1813

1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057
  if(transmission_mode==5)
    sprintf(bler_fname,"bler_tx%d_chan%d_nrx%d_mcs%d_mcsi%d_u%d_imod%d.csv",transmission_mode,channel_model,n_rx,mcs1,mcs_i,dual_stream_UE,i_mod);
  else
    sprintf(bler_fname,"bler_tx%d_chan%d_nrx%d_mcs%d.csv",transmission_mode,channel_model,n_rx,mcs1);

  bler_fd = fopen(bler_fname,"w");
  if (bler_fd==NULL) {
    fprintf(stderr,"Cannot create file %s!\n",bler_fname);
    exit(-1);
  }
  fprintf(bler_fd,"SNR; MCS; TBS; rate; err0; trials0; err1; trials1; err2; trials2; err3; trials3; dci_err\n");

  if (test_perf != 0) {
    char hostname[1024];
    hostname[1023] = '\0';
    gethostname(hostname, 1023);
    printf("Hostname: %s\n", hostname);
    //char dirname[FILENAME_MAX];
    //sprintf(dirname, "%s/SIMU/USER/pre-ci-logs-%s", getenv("OPENAIR_TARGETS"),hostname );
    sprintf(time_meas_fname,"time_meas_prb%d_mcs%d_anttx%d_antrx%d_pdcch%d_channel%s_tx%d.csv",
            N_RB_DL,mcs1,n_tx,n_rx,num_pdcch_symbols,channel_model_input,transmission_mode);
    //mkdir(dirname,0777);
    time_meas_fd = fopen(time_meas_fname,"w");
    if (time_meas_fd==NULL) {
      fprintf(stderr,"Cannot create file %s!\n",time_meas_fname);
      exit(-1);
    }
  }

  if(abstx) {
    // CSV file
    sprintf(csv_fname,"dataout_tx%d_u2%d_mcs%d_chan%d_nsimus%d_R%d.m",transmission_mode,dual_stream_UE,mcs1,channel_model,n_frames,num_rounds);
    csv_fd = fopen(csv_fname,"w");
    fprintf(csv_fd,"data_all%d=[",mcs1);
    if (csv_fd==NULL) {
      fprintf(stderr,"Cannot create file %s!\n",csv_fname);
      exit(-1);
    }
  }

  /*
  //sprintf(tikz_fname, "second_bler_tx%d_u2=%d_mcs%d_chan%d_nsimus%d.tex",transmission_mode,dual_stream_UE,mcs,channel_model,n_frames);
  sprintf(tikz_fname, "second_bler_tx%d_u2%d_mcs%d_chan%d_nsimus%d",transmission_mode,dual_stream_UE,mcs,channel_model,n_frames);
  tikz_fd = fopen(tikz_fname,"w");
  //fprintf(tikz_fd,"\\addplot[color=red, mark=o] plot coordinates {");
  switch (mcs)
    {
    case 0:
      fprintf(tikz_fd,"\\addplot[color=blue, mark=star] plot coordinates {");
      break;
    case 1:
      fprintf(tikz_fd,"\\addplot[color=red, mark=star] plot coordinates {");
      break;
    case 2:
      fprintf(tikz_fd,"\\addplot[color=green, mark=star] plot coordinates {");
      break;
    case 3:
      fprintf(tikz_fd,"\\addplot[color=yellow, mark=star] plot coordinates {");
      break;
    case 4:
      fprintf(tikz_fd,"\\addplot[color=black, mark=star] plot coordinates {");
      break;
    case 5:
      fprintf(tikz_fd,"\\addplot[color=blue, mark=o] plot coordinates {");
      break;
    case 6:
      fprintf(tikz_fd,"\\addplot[color=red, mark=o] plot coordinates {");
      break;
    case 7:
      fprintf(tikz_fd,"\\addplot[color=green, mark=o] plot coordinates {");
      break;
    case 8:
      fprintf(tikz_fd,"\\addplot[color=yellow, mark=o] plot coordinates {");
      break;
    case 9:
      fprintf(tikz_fd,"\\addplot[color=black, mark=o] plot coordinates {");
      break;
    case 10:
      fprintf(tikz_fd,"\\addplot[color=blue, mark=square] plot coordinates {");
      break;
    case 11:
      fprintf(tikz_fd,"\\addplot[color=red, mark=square] plot coordinates {");
      break;
    case 12:
      fprintf(tikz_fd,"\\addplot[color=green, mark=square] plot coordinates {");
      break;
    case 13:
      fprintf(tikz_fd,"\\addplot[color=yellow, mark=square] plot coordinates {");
      break;
    case 14:
      fprintf(tikz_fd,"\\addplot[color=black, mark=square] plot coordinates {");
      break;
    case 15:
      fprintf(tikz_fd,"\\addplot[color=blue, mark=diamond] plot coordinates {");
      break;
    case 16:
      fprintf(tikz_fd,"\\addplot[color=red, mark=diamond] plot coordinates {");
      break;
    case 17:
      fprintf(tikz_fd,"\\addplot[color=green, mark=diamond] plot coordinates {");
      break;
    case 18:
      fprintf(tikz_fd,"\\addplot[color=yellow, mark=diamond] plot coordinates {");
      break;
    case 19:
      fprintf(tikz_fd,"\\addplot[color=black, mark=diamond] plot coordinates {");
      break;
    case 20:
      fprintf(tikz_fd,"\\addplot[color=blue, mark=x] plot coordinates {");
      break;
    case 21:
      fprintf(tikz_fd,"\\addplot[color=red, mark=x] plot coordinates {");
      break;
    case 22:
      fprintf(tikz_fd,"\\addplot[color=green, mark=x] plot coordinates {");
      break;
    case 23:
      fprintf(tikz_fd,"\\addplot[color=yellow, mark=x] plot coordinates {");
      break;
    case 24:
      fprintf(tikz_fd,"\\addplot[color=black, mark=x] plot coordinates {");
      break;
    case 25:
      fprintf(tikz_fd,"\\addplot[color=blue, mark=x] plot coordinates {");
      break;
    case 26:
      fprintf(tikz_fd,"\\addplot[color=red, mark=+] plot coordinates {");
      break;
    case 27:
      fprintf(tikz_fd,"\\addplot[color=green, mark=+] plot coordinates {");
      break;
    case 28:
      fprintf(tikz_fd,"\\addplot[color=yellow, mark=+] plot coordinates {");
      break;
    }
  */

  for (i=0; i<2; i++) {
    s_re[i] = malloc(FRAME_LENGTH_COMPLEX_SAMPLES*sizeof(double));
    s_im[i] = malloc(FRAME_LENGTH_COMPLEX_SAMPLES*sizeof(double));
    r_re[i] = malloc(FRAME_LENGTH_COMPLEX_SAMPLES*sizeof(double));
    r_im[i] = malloc(FRAME_LENGTH_COMPLEX_SAMPLES*sizeof(double));
  }


  UE->pdcch_vars[0]->crnti = n_rnti;

  // Fill in UL_alloc
  UL_alloc_pdu.type    = 0;
  UL_alloc_pdu.hopping = 0;
  UL_alloc_pdu.rballoc = UL_RB_ALLOC;
  UL_alloc_pdu.mcs     = 1;
  UL_alloc_pdu.ndi     = 1;
  UL_alloc_pdu.TPC     = 0;
  UL_alloc_pdu.cqi_req = 1;

  CCCH_alloc_pdu.type               = 0;
  CCCH_alloc_pdu.vrb_type           = 0;
  CCCH_alloc_pdu.rballoc            = CCCH_RB_ALLOC;
  CCCH_alloc_pdu.ndi      = 1;
  CCCH_alloc_pdu.mcs      = 1;
  CCCH_alloc_pdu.harq_pid = 0;

  DLSCH_alloc_pdu2_1E[0].rah              = 0;
  DLSCH_alloc_pdu2_1E[0].rballoc          = DLSCH_RB_ALLOC;
  DLSCH_alloc_pdu2_1E[0].TPC              = 0;
  DLSCH_alloc_pdu2_1E[0].dai              = 0;
  DLSCH_alloc_pdu2_1E[0].harq_pid         = 0;
  //DLSCH_alloc_pdu2_1E[0].tb_swap          = 0;
  DLSCH_alloc_pdu2_1E[0].mcs             = mcs1;
  DLSCH_alloc_pdu2_1E[0].ndi             = 1;
  DLSCH_alloc_pdu2_1E[0].rv              = 0;
  // Forget second codeword
  DLSCH_alloc_pdu2_1E[0].tpmi             = (transmission_mode>=5 ? 5 : 0);  // precoding
  DLSCH_alloc_pdu2_1E[0].dl_power_off     = (transmission_mode==5 ? 0 : 1);

  DLSCH_alloc_pdu2_1E[1].rah              = 0;
  DLSCH_alloc_pdu2_1E[1].rballoc          = DLSCH_RB_ALLOC;
  DLSCH_alloc_pdu2_1E[1].TPC              = 0;
  DLSCH_alloc_pdu2_1E[1].dai              = 0;
  DLSCH_alloc_pdu2_1E[1].harq_pid         = 0;
  //DLSCH_alloc_pdu2_1E[1].tb_swap          = 0;
  DLSCH_alloc_pdu2_1E[1].mcs             = mcs_i;
  DLSCH_alloc_pdu2_1E[1].ndi             = 1;
  DLSCH_alloc_pdu2_1E[1].rv              = 0;
  // Forget second codeword
  DLSCH_alloc_pdu2_1E[1].tpmi             = (transmission_mode>=5 ? 5 : 0) ;  // precoding
  DLSCH_alloc_pdu2_1E[1].dl_power_off     = (transmission_mode==5 ? 0 : 1);

  eNB2UE[0] = new_channel_desc_scm(eNB->frame_parms.nb_antennas_tx,
                                   UE->frame_parms.nb_antennas_rx,
                                   channel_model,
                                   N_RB2sampling_rate(eNB->frame_parms.N_RB_DL),
				   N_RB2channel_bandwidth(eNB->frame_parms.N_RB_DL),
                                   forgetting_factor,
                                   rx_sample_offset,
                                   0);

  if(num_rounds>1) {
    for(n=1; n<4; n++)
      eNB2UE[n] = new_channel_desc_scm(eNB->frame_parms.nb_antennas_tx,
                                       UE->frame_parms.nb_antennas_rx,
                                       channel_model,
				       N_RB2sampling_rate(eNB->frame_parms.N_RB_DL),
				       N_RB2channel_bandwidth(eNB->frame_parms.N_RB_DL),
				       forgetting_factor,
                                       rx_sample_offset,
                                       0);
  }

  if (eNB2UE[0]==NULL) {
    msg("Problem generating channel model. Exiting.\n");
    exit(-1);
  }

  if ((transmission_mode == 3) || (transmission_mode==4))
    Kmimo=2;
  else
    Kmimo=1;

  switch (ue_category) {
  case 1:
    Nsoft = 250368;
    break;
  case 2:
  case 3:
    Nsoft = 1237248;
    break;
  case 4:
    Nsoft = 1827072;
    break;
  default:
    printf("Unsupported UE category %d\n",ue_category);
    exit(-1);
    break;
  }

  for (k=0; k<n_users; k++) {
    // Create transport channel structures for 2 transport blocks (MIMO)
    for (i=0; i<2; i++) {
      eNB->dlsch[k][i] = new_eNB_dlsch(Kmimo,8,Nsoft,N_RB_DL,0);

      if (!eNB->dlsch[k][i]) {
        printf("Can't get eNB dlsch structures\n");
2058
        exit(-1);
2059 2060
      }

2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090
      eNB->dlsch[k][i]->rnti = n_rnti+k;
    }
  }

  for (i=0; i<2; i++) {
    UE->dlsch[0][i]  = new_ue_dlsch(Kmimo,8,Nsoft,MAX_TURBO_ITERATIONS,N_RB_DL,0);

    if (!UE->dlsch[0][i]) {
      printf("Can't get ue dlsch structures\n");
      exit(-1);
    }

    UE->dlsch[0][i]->rnti   = n_rnti;
  }

  // structure for SIC at UE
  UE->dlsch_eNB[0] = new_eNB_dlsch(Kmimo,8,Nsoft,N_RB_DL,0);

  if (DLSCH_alloc_pdu2_1E[0].tpmi == 5) {

    eNB->UE_stats[0].DL_pmi_single = (unsigned short)(taus()&0xffff);

    if (n_users>1)
      eNB->UE_stats[1].DL_pmi_single = (eNB->UE_stats[0].DL_pmi_single ^ 0x1555); //opposite PMI
  } else {
    eNB->UE_stats[0].DL_pmi_single = 0;

    if (n_users>1)
      eNB->UE_stats[1].DL_pmi_single = 0;
  }
2091 2092


2093
  if (input_fd==NULL) {
2094 2095


2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112
    // UE specific DCI
    fill_DCI(eNB,
	     &dci_alloc[0],
	     subframe,
	     n_rnti,
	     n_users,
	     transmission_mode,
	     common_flag,
	     DLSCH_RB_ALLOC,
	     TPC,
	     mcs1,
	     mcs2,
	     0,
	     0,
	     &num_common_dci,
	     &num_ue_spec_dci,
	     &num_dci);
2113

2114
    numCCE = get_nCCE(num_pdcch_symbols,&eNB->frame_parms,get_mi(&eNB->frame_parms,subframe));
2115

2116
    if (n_frames==1) printf("num_pdcch_symbols %d, numCCE %d, num_dci %d/%d/%d\n",num_pdcch_symbols,numCCE, num_dci,num_ue_spec_dci,num_common_dci);
2117

2118

2119 2120 2121


    for (k=0; k<n_users; k++) {
2122

2123
      input_buffer_length0 = eNB->dlsch[k][0]->harq_processes[0]->TBS/8;
2124 2125
      input_buffer0[k] = (unsigned char *)malloc(input_buffer_length0+4);
      memset(input_buffer0[k],0,input_buffer_length0+4);
2126
      input_buffer_length1 = eNB->dlsch[k][1]->harq_processes[0]->TBS/8;
2127 2128
      input_buffer1[k] = (unsigned char *)malloc(input_buffer_length1+4);
      memset(input_buffer1[k],0,input_buffer_length1+4);
2129

2130
      if (input_trch_file==0) {
2131
        for (i=0; i<input_buffer_length0; i++) {
2132 2133
          //input_buffer0[k][i] = (unsigned char)(i&0xff);
          input_buffer0[k][i] = (unsigned char)(taus()&0xff);
2134 2135 2136 2137 2138
        }

        for (i=0; i<input_buffer_length1; i++) {
          input_buffer1[k][i]= (unsigned char)(taus()&0xff);
        }
2139
      }
2140

2141
      else {
2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159
        i=0;

        while ((!feof(input_trch_fd)) && (i<input_buffer_length0<<3)) {
          ret=fscanf(input_trch_fd,"%s",input_trch_val);

          if (input_trch_val[0] == '1')
            input_buffer0[k][i>>3]+=(1<<(7-(i&7)));

          if (i<16)
            printf("input_trch_val %d : %c\n",i,input_trch_val[0]);

          i++;

          if (((i%8) == 0) && (i<17))
            printf("%x\n",input_buffer0[k][(i-1)>>3]);
        }

        printf("Read in %d bits\n",i);
2160 2161 2162
      }
    }
  }
2163 2164

  // this is for user 0 only
2165 2166 2167 2168 2169
  coded_bits_per_codeword = get_G(&eNB->frame_parms,
                                  eNB->dlsch[0][0]->harq_processes[0]->nb_rb,
                                  eNB->dlsch[0][0]->harq_processes[0]->rb_alloc,
                                  get_Qm(eNB->dlsch[0][0]->harq_processes[0]->mcs),
                                  eNB->dlsch[0][0]->harq_processes[0]->Nl,
2170 2171 2172
                                  num_pdcch_symbols,
                                  0,subframe);

2173
  uncoded_ber_bit = (short*) malloc(sizeof(short)*coded_bits_per_codeword);
2174
  printf("uncoded_ber_bit=%p\n",uncoded_ber_bit);
2175

2176
  snr_step = input_snr_step;
2177 2178
  UE->high_speed_flag = 1;
  UE->ch_est_alpha=0;
2179

2180 2181
  for (ch_realization=0; ch_realization<n_ch_rlz; ch_realization++) {
    if(abstx) {
2182 2183 2184
      printf("**********************Channel Realization Index = %d **************************\n", ch_realization);
    }

2185
    for (SNR=snr0; SNR<snr1; SNR+=snr_step) {
2186
      UE->proc.proc_rxtx[subframe&1].frame_rx=0;
2187 2188 2189 2190
      errs[0]=0;
      errs[1]=0;
      errs[2]=0;
      errs[3]=0;
2191 2192 2193 2194
      errs2[0]=0;
      errs2[1]=0;
      errs2[2]=0;
      errs2[3]=0;
2195 2196 2197 2198 2199 2200
      round_trials[0] = 0;
      round_trials[1] = 0;
      round_trials[2] = 0;
      round_trials[3] = 0;

      dci_errors=0;
2201
      //      avg_ber = 0;
2202 2203

      round=0;
2204 2205
      avg_iter = 0;
      iter_trials=0;
2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231
      reset_meas(&eNB->phy_proc_tx); // total eNB tx
      reset_meas(&eNB->dlsch_scrambling_stats);
      reset_meas(&UE->dlsch_unscrambling_stats);
      reset_meas(&eNB->ofdm_mod_stats);
      reset_meas(&eNB->dlsch_modulation_stats);
      reset_meas(&eNB->dlsch_encoding_stats);
      reset_meas(&eNB->dlsch_interleaving_stats);
      reset_meas(&eNB->dlsch_rate_matching_stats);
      reset_meas(&eNB->dlsch_turbo_encoding_stats);

      reset_meas(&UE->phy_proc_rx); // total UE rx
      reset_meas(&UE->ofdm_demod_stats);
      reset_meas(&UE->dlsch_channel_estimation_stats);
      reset_meas(&UE->dlsch_freq_offset_estimation_stats);
      reset_meas(&UE->rx_dft_stats);
      reset_meas(&UE->dlsch_decoding_stats);
      reset_meas(&UE->dlsch_turbo_decoding_stats);
      reset_meas(&UE->dlsch_deinterleaving_stats);
      reset_meas(&UE->dlsch_rate_unmatching_stats);
      reset_meas(&UE->dlsch_tc_init_stats);
      reset_meas(&UE->dlsch_tc_alpha_stats);
      reset_meas(&UE->dlsch_tc_beta_stats);
      reset_meas(&UE->dlsch_tc_gamma_stats);
      reset_meas(&UE->dlsch_tc_ext_stats);
      reset_meas(&UE->dlsch_tc_intl1_stats);
      reset_meas(&UE->dlsch_tc_intl2_stats);
2232 2233 2234
      // initialization
      struct list time_vector_tx;
      initialize(&time_vector_tx);
2235 2236 2237 2238 2239 2240 2241
      struct list time_vector_tx_ifft;
      initialize(&time_vector_tx_ifft);
      struct list time_vector_tx_mod;
      initialize(&time_vector_tx_mod);
      struct list time_vector_tx_enc;
      initialize(&time_vector_tx_enc);

2242 2243
      struct list time_vector_rx;
      initialize(&time_vector_rx);
2244 2245 2246 2247 2248 2249
      struct list time_vector_rx_fft;
      initialize(&time_vector_rx_fft);
      struct list time_vector_rx_demod;
      initialize(&time_vector_rx_demod);
      struct list time_vector_rx_dec;
      initialize(&time_vector_rx_dec);
2250

2251 2252
      eNB_rxtx_proc_t *proc_eNB = &eNB->proc.proc_rxtx[subframe&1];

2253
      for (trials = 0; trials<n_frames; trials++) {
2254
	//printf("Trial %d\n",trials);
2255 2256 2257 2258 2259 2260
        fflush(stdout);
        round=0;

        //if (trials%100==0)
        eNB2UE[0]->first_run = 1;

2261
        UE->dlsch_errors[0] = 1;
2262

2263 2264
        while ((round < num_rounds) && (UE->dlsch_errors[0] > 0)) {
	  //	  printf("Trial %d, round %d\n",trials,round);
2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279
          round_trials[round]++;

          if(transmission_mode>=5)
            pmi_feedback=1;
          else
            pmi_feedback=0;

          if (abstx) {
            if (trials==0 && round==0 && SNR==snr0)  //generate a new channel
              hold_channel = 0;
            else
              hold_channel = 1;
          } else
            hold_channel = 0;//(round==0) ? 0 : 1;

2280
	  //PMI_FEEDBACK:
2281 2282

          //  printf("Trial %d : Round %d, pmi_feedback %d \n",trials,round,pmi_feedback);
2283 2284
          for (aa=0; aa<eNB->frame_parms.nb_antennas_tx; aa++) {
            memset(&eNB->common_vars.txdataF[eNB_id][aa][0],0,FRAME_LENGTH_COMPLEX_SAMPLES_NO_PREFIX*sizeof(int32_t));
2285 2286 2287 2288
          }

          if (input_fd==NULL) {

2289
            start_meas(&eNB->phy_proc_tx);
2290 2291

            // Simulate HARQ procedures!!!
2292
	    memset(CCE_table,0,800*sizeof(int));
2293 2294
            if (common_flag == 0) {

2295 2296 2297 2298
	      num_dci=0;
	      num_common_dci=0;
	      num_ue_spec_dci=0;

2299 2300 2301
              if (round == 0) {   // First round
                TB0_active = 1;

2302
                eNB->dlsch[0][0]->harq_processes[0]->rvidx = round&3;
2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329
	       
		fill_DCI(eNB,&dci_alloc[0],subframe,n_rnti,n_users,transmission_mode,common_flag,DLSCH_RB_ALLOC,TPC,mcs1,mcs2,trials&1,round&3,&num_common_dci,&num_ue_spec_dci,&num_dci);
	      }
	      else {
		fill_DCI(eNB,&dci_alloc[0],subframe,n_rnti,n_users,transmission_mode,common_flag,DLSCH_RB_ALLOC,TPC,
			 (TB0_active==1)?mcs1:0,mcs2,trials&1,(TB0_active==1)?round&3:0,&num_common_dci,&num_ue_spec_dci,&num_dci);
	      }
	      for (i=num_common_dci; i<num_dci; i++) {
		
		dci_alloc[i].firstCCE = get_nCCE_offset_l1(CCE_table,
							   1<<dci_alloc[i].L,
							   numCCE,
							   (dci_alloc[i].rnti==SI_RNTI)? 1 : 0,
							   dci_alloc[i].rnti,
							   subframe);
		
		if (dci_alloc[i].firstCCE < 0) {
		  printf("firstCCE <0 !! dci %d: rnti %x, format %d : nCCE %d/%d\n",i,dci_alloc[i].rnti, dci_alloc[i].format,
			 dci_alloc[i].firstCCE,numCCE);
		  exit(-1);
		}
		if (n_frames==1)
		  printf("dci %d: rnti %x, format %d : nCCE %d/%d\n",i,dci_alloc[i].rnti, dci_alloc[i].format,
			 dci_alloc[i].firstCCE,numCCE);
	      }

	    } // common_flag == 0
2330
	    
2331 2332

	    /*	    
2333 2334 2335 2336 2337
            num_pdcch_symbols_2 = generate_dci_top(num_ue_spec_dci,
                                                   num_common_dci,
                                                   dci_alloc,
                                                   0,
                                                   AMP,
2338 2339
                                                   &eNB->frame_parms,
                                                   eNB->common_vars.txdataF[eNB_id],
2340
                                                   subframe);
2341
	    
2342 2343
	    if (n_frames==1) printf("Generated DCI, num_pdcch_symbols %d\n",num_pdcch_symbols_2);

2344
            if (num_pdcch_symbols_2 > num_pdcch_symbols) {
2345
              printf("Error: given num_pdcch_symbols not big enough (%d > %d)\n",num_pdcch_symbols_2,num_pdcch_symbols);
2346 2347 2348 2349 2350
              exit(-1);
            }

            for (k=0; k<n_users; k++) {
              for (int cw=0; cw<Kmimo; cw++) {
2351 2352 2353 2354 2355
                coded_bits_per_codeword = get_G(&eNB->frame_parms,
                                                eNB->dlsch[k][cw]->harq_processes[0]->nb_rb,
                                                eNB->dlsch[k][cw]->harq_processes[0]->rb_alloc,
                                                get_Qm(eNB->dlsch[k][cw]->harq_processes[0]->mcs),
                                                eNB->dlsch[k][cw]->harq_processes[0]->Nl,
2356 2357
                                                num_pdcch_symbols,
                                                0,subframe);
2358

2359
                tbs = eNB->dlsch[k][cw]->harq_processes[0]->TBS;
2360 2361 2362 2363
                rate = (double)tbs/(double)coded_bits_per_codeword;

                if ((SNR==snr0) && (trials==0) && (round==0))
                  printf("User %d, cw %d: Rate = %f (%f bits/dim) (G %d, TBS %d, mod %d, pdcch_sym %d, ndi %d)\n",
2364
                         k,cw,rate,rate*get_Qm(eNB->dlsch[k][0]->harq_processes[0]->mcs),
2365 2366
                         coded_bits_per_codeword,
                         tbs,
2367
                         get_Qm(eNB->dlsch[k][0]->harq_processes[0]->mcs),
2368
                         num_pdcch_symbols,
2369
                         eNB->dlsch[0][0]->harq_processes[0]->round);
2370 2371 2372

                // use the PMI from previous trial
                if (DLSCH_alloc_pdu2_1E[0].tpmi == 5) {
2373 2374
                  eNB->dlsch[0][0]->harq_processes[0]->pmi_alloc = quantize_subband_pmi(&UE->measurements,0,eNB->frame_parms.N_RB_DL);
                  UE->dlsch[0][0]->harq_processes[0]->pmi_alloc = quantize_subband_pmi(&UE->measurements,0,UE->frame_parms.N_RB_DL);
2375 2376

                  if (n_users>1)
2377
                    eNB->dlsch[1][0]->harq_processes[0]->pmi_alloc = (eNB->dlsch[0][0]->harq_processes[0]->pmi_alloc ^ 0x1555);
2378

2379
                  
2380 2381
                }

2382
		
2383
                start_meas(&eNB->dlsch_encoding_stats);
2384 2385

                if (dlsch_encoding(((cw==0) ? input_buffer0[k] : input_buffer1[k]),
2386
                                   &eNB->frame_parms,
2387
                                   num_pdcch_symbols,
2388
                                   eNB->dlsch[k][cw],
2389
                                   0,subframe,
2390 2391 2392
                                   &eNB->dlsch_rate_matching_stats,
                                   &eNB->dlsch_turbo_encoding_stats,
                                   &eNB->dlsch_interleaving_stats
2393 2394 2395
                                  )<0)
                  exit(-1);

2396
                stop_meas(&eNB->dlsch_encoding_stats);
2397

2398 2399 2400
                eNB->dlsch[k][cw]->rnti = (common_flag==0) ? n_rnti+k : SI_RNTI;
                start_meas(&eNB->dlsch_scrambling_stats);
                dlsch_scrambling(&eNB->frame_parms,
2401
                                 0,
2402
                                 eNB->dlsch[k][cw],
2403 2404 2405
                                 coded_bits_per_codeword,
                                 0,
                                 subframe<<1);
2406
                stop_meas(&eNB->dlsch_scrambling_stats);
2407 2408

                if (n_frames==1) {
2409 2410 2411
                  for (s=0; s<eNB->dlsch[k][cw]->harq_processes[0]->C; s++) {
                    if (s<eNB->dlsch[k][cw]->harq_processes[0]->Cminus)
                      Kr = eNB->dlsch[k][cw]->harq_processes[0]->Kminus;
2412
                    else
2413
                      Kr = eNB->dlsch[k][cw]->harq_processes[0]->Kplus;
2414 2415 2416 2417

                    Kr_bytes = Kr>>3;

                    for (i=0; i<Kr_bytes; i++)
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                      printf("%d : (%x)\n",i,eNB->dlsch[k][cw]->harq_processes[0]->c[s][i]);
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                  }
                }
              }

2423
              start_meas(&eNB->dlsch_modulation_stats);
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2424
     
2425
              re_allocated = dlsch_modulation(eNB->common_vars.txdataF[eNB_id],
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                                              AMP,
                                              subframe,
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                                              &eNB->frame_parms,
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                                              num_pdcch_symbols,
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                                              eNB->dlsch[k][0],
                                              (transmission_mode==3)||(transmission_mode==4) ? eNB->dlsch[k][1] : NULL);	      
2432
              
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2433
              (void)re_allocated;
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2434

2435
              stop_meas(&eNB->dlsch_modulation_stats);
2436
              
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            } //n_users


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            generate_pilots(eNB,
                            eNB->common_vars.txdataF[eNB_id],
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                            AMP,
                            LTE_NUMBER_OF_SUBFRAMES_PER_FRAME);

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            start_meas(&eNB->ofdm_mod_stats);
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            do_OFDM_mod_l(eNB->common_vars.txdataF[eNB_id],
                          eNB->common_vars.txdata[eNB_id],
2449
                          (subframe*2),
2450
                          &eNB->frame_parms);
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            do_OFDM_mod_l(eNB->common_vars.txdataF[eNB_id],
                          eNB->common_vars.txdata[eNB_id],
2454
                          (subframe*2)+1,
2455
                          &eNB->frame_parms);
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            stop_meas(&eNB->ofdm_mod_stats);
            stop_meas(&eNB->phy_proc_tx);
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            do_OFDM_mod_l(eNB->common_vars.txdataF[eNB_id],
                          eNB->common_vars.txdata[eNB_id],
2462
                          (subframe*2)+2,
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                          &eNB->frame_parms);
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            if (n_frames==1) {
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              write_output("txsigF0.m","txsF0", &eNB->common_vars.txdataF[eNB_id][0][subframe*nsymb*eNB->frame_parms.ofdm_symbol_size],
                           nsymb*eNB->frame_parms.ofdm_symbol_size,1,1);
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              if (eNB->frame_parms.nb_antennas_tx>1)
                write_output("txsigF1.m","txsF1", &eNB->common_vars.txdataF[eNB_id][1][subframe*nsymb*eNB->frame_parms.ofdm_symbol_size],
                             nsymb*eNB->frame_parms.ofdm_symbol_size,1,1);
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            }
            tx_lev = 0;

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            for (aa=0; aa<eNB->frame_parms.nb_antennas_tx; aa++) {
              tx_lev += signal_energy(&eNB->common_vars.txdata[eNB_id][aa]
                                      [subframe*eNB->frame_parms.samples_per_tti],
                                      eNB->frame_parms.samples_per_tti);
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            }

            tx_lev_dB = (unsigned int) dB_fixed(tx_lev);

            if (n_frames==1) {
              printf("tx_lev = %d (%d dB)\n",tx_lev,tx_lev_dB);
2485
              write_output("txsig0.m","txs0", &eNB->common_vars.txdata[eNB_id][0][subframe* eNB->frame_parms.samples_per_tti],
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                           eNB->frame_parms.samples_per_tti,1,1);
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            }
          }
2490
		*/
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          /*
            else {  // Read signal from file
            i=0;
            while (!feof(input_fd)) {
            fscanf(input_fd,"%s %s",input_val_str,input_val_str2);

            if ((i%4)==0) {
            ((short*)txdata[0])[i/2] = (short)((1<<15)*strtod(input_val_str,NULL));
            ((short*)txdata[0])[(i/2)+1] = (short)((1<<15)*strtod(input_val_str2,NULL));
            if ((i/4)<100)
            printf("sample %d => %e + j%e (%d +j%d)\n",i/4,strtod(input_val_str,NULL),strtod(input_val_str2,NULL),((short*)txdata[0])[i/4],((short*)txdata[0])[(i/4)+1]);//1,input_val2,);
            }
            i++;
            if (i>(FRAME_LENGTH_SAMPLES))
            break;
            }
            printf("Read in %d samples\n",i/4);
            write_output("txsig0.m","txs0", txdata[0],2*frame_parms->samples_per_tti,1,1);
            //    write_output("txsig1.m","txs1", txdata[1],FRAME_LENGTH_COMPLEX_SAMPLES,1,1);
            tx_lev = signal_energy(&txdata[0][0],
            OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES);
            tx_lev_dB = (unsigned int) dB_fixed(tx_lev);
            }
          */
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	    proc_eNB->subframe_tx = subframe;
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	    eNB->abstraction_flag=0;
 
	    phy_procedures_eNB_TX(eNB,proc_eNB,no_relay,NULL);
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	    start_meas(&eNB->ofdm_mod_stats);
	    
	    do_OFDM_mod_l(eNB->common_vars.txdataF[eNB_id],
			  eNB->common_vars.txdata[eNB_id],
			  (subframe*2),
			  &eNB->frame_parms);
	    
	    do_OFDM_mod_l(eNB->common_vars.txdataF[eNB_id],
			  eNB->common_vars.txdata[eNB_id],
			  (subframe*2)+1,
			  &eNB->frame_parms);
	    
	    stop_meas(&eNB->ofdm_mod_stats);
	    stop_meas(&eNB->phy_proc_tx);
	    
	    // generate next subframe for channel estimation
	    
	    proc_eNB->subframe_tx = subframe+1;
	    
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2542
	    phy_procedures_eNB_TX(eNB,proc_eNB,no_relay,NULL);
2543 2544 2545 2546 2547
	    
	    do_OFDM_mod_l(eNB->common_vars.txdataF[eNB_id],
			  eNB->common_vars.txdata[eNB_id],
			  (subframe*2)+2,
			  &eNB->frame_parms);
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2549 2550
	    
	    proc_eNB->frame_tx++;
2551

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            tx_lev = 0;
2553

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            for (aa=0; aa<eNB->frame_parms.nb_antennas_tx; aa++) {
              tx_lev += signal_energy(&eNB->common_vars.txdata[eNB_id][aa]
                                      [subframe*eNB->frame_parms.samples_per_tti],
                                      eNB->frame_parms.samples_per_tti);
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            }

2560
            tx_lev_dB = (unsigned int) dB_fixed(tx_lev);
2561

2562 2563 2564 2565
	      
            if (n_frames==1) {
              printf("tx_lev = %d (%d dB)\n",tx_lev,tx_lev_dB);
              write_output("txsig0.m","txs0", &eNB->common_vars.txdata[eNB_id][0][subframe* eNB->frame_parms.samples_per_tti],
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                           eNB->frame_parms.samples_per_tti,1,1);
2568
            }
2569
	  }
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	  DL_channel(eNB,UE,subframe,awgn_flag,SNR,tx_lev,hold_channel,abstx,num_rounds,trials,round,eNB2UE,s_re,s_im,r_re,r_im,csv_fd);
	  

	  UE_rxtx_proc_t *proc = &UE->proc.proc_rxtx[subframe&1];
	  proc->subframe_rx = subframe;
	  UE->UE_mode[0] = PUSCH;
	  UE->dlsch_errors[0] = 0;
	  // first symbol has to be done separately in one-shot mode
	  slot_fep(UE,
		   0,
		   (proc->subframe_rx<<1),
		   UE->rx_offset,
		   0,
		   0);
	  
	  if (n_frames==1) printf("Running phy_procedures_UE_RX\n");
	  phy_procedures_UE_RX(UE,proc,0,0,normal_txrx,no_relay,NULL);

	  if (UE->dlsch[0][0]->active == 0) {
	    printf("DCI not received\n");
	    /*
	    write_output("pdcchF0_ext.m","pdcchF_ext", UE->pdcch_vars[eNB_id]->rxdataF_ext[0],2*3*UE->frame_parms.ofdm_symbol_size,1,1);
	    write_output("pdcch00_ch0_ext.m","pdcch00_ch0_ext",UE->pdcch_vars[eNB_id]->dl_ch_estimates_ext[0],12*UE->frame_parms.N_RB_DL*3,1,1);
	    
	    write_output("pdcch_rxF_comp0.m","pdcch0_rxF_comp0",UE->pdcch_vars[eNB_id]->rxdataF_comp[0],4*12*UE->frame_parms.N_RB_DL,1,1);
	    write_output("pdcch_rxF_llr.m","pdcch_llr",UE->pdcch_vars[eNB_id]->llr,12*UE->frame_parms.N_RB_DL*4*2,1,4);
	    write_output("txsigF0.m","txsF0", &eNB->common_vars.txdataF[eNB_id][0][subframe*nsymb*eNB->frame_parms.ofdm_symbol_size],
			 nsymb*eNB->frame_parms.ofdm_symbol_size,1,1);
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	    write_output("rxsig0.m","rxs0", &UE->common_vars.rxdata[0][0],10*UE->frame_parms.samples_per_tti,1,1);
	    write_output("rxsigF0.m","rxsF0", &UE->common_vars.rxdataF[0][0],UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
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	    exit(-1);
	    */
	  }
2606

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	  if ((test_perf ==0 ) && (n_frames==1)) {
	    write_output("ch0.m","ch0",eNB2UE[0]->ch[0],eNB2UE[0]->channel_length,1,8);
	    
	    if (eNB->frame_parms.nb_antennas_tx>1)
	      write_output("ch1.m","ch1",eNB2UE[0]->ch[eNB->frame_parms.nb_antennas_rx],eNB2UE[0]->channel_length,1,8);
	    
	    //common vars
	    write_output("rxsig0.m","rxs0", &UE->common_vars.rxdata[0][0],10*UE->frame_parms.samples_per_tti,1,1);
	    write_output("rxsigF0.m","rxsF0", &UE->common_vars.rxdataF[0][0],UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
	    
	    if (UE->frame_parms.nb_antennas_rx>1) {
	      write_output("rxsig1.m","rxs1", UE->common_vars.rxdata[1],UE->frame_parms.samples_per_tti,1,1);
	      write_output("rxsigF1.m","rxsF1", UE->common_vars.rxdataF[1],UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
	    }
	    
	    write_output("dlsch00_r0.m","dl00_r0",
			 &(UE->common_vars.dl_ch_estimates[eNB_id][0][0]),
			 UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
	    
	    if (UE->frame_parms.nb_antennas_rx>1)
	      write_output("dlsch01_r0.m","dl01_r0",
			   &(UE->common_vars.dl_ch_estimates[eNB_id][1][0]),
			   UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
	    
	    if (eNB->frame_parms.nb_antennas_tx>1)
	      write_output("dlsch10_r0.m","dl10_r0",
			   &(UE->common_vars.dl_ch_estimates[eNB_id][2][0]),
			   UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
	    
	    if ((UE->frame_parms.nb_antennas_rx>1) && (eNB->frame_parms.nb_antennas_tx>1))
	      write_output("dlsch11_r0.m","dl11_r0",
			   &(UE->common_vars.dl_ch_estimates[eNB_id][3][0]),
			   UE->frame_parms.ofdm_symbol_size*nsymb/2,1,1);
	    
	    //pdsch_vars
	    dump_dlsch2(UE,eNB_id,coded_bits_per_codeword,round);
	    //dump_dlsch2(UE,eNB_id_i,coded_bits_per_codeword);
	    write_output("dlsch_e.m","e",eNB->dlsch[0][0]->harq_processes[0]->e,coded_bits_per_codeword,1,4);
	    
	    //pdcch_vars
	    write_output("pdcchF0_ext.m","pdcchF_ext", UE->pdcch_vars[eNB_id]->rxdataF_ext[0],2*3*UE->frame_parms.ofdm_symbol_size,1,1);
	    write_output("pdcch00_ch0_ext.m","pdcch00_ch0_ext",UE->pdcch_vars[eNB_id]->dl_ch_estimates_ext[0],300*3,1,1);
	    
	    write_output("pdcch_rxF_comp0.m","pdcch0_rxF_comp0",UE->pdcch_vars[eNB_id]->rxdataF_comp[0],4*300,1,1);
	    write_output("pdcch_rxF_llr.m","pdcch_llr",UE->pdcch_vars[eNB_id]->llr,2400,1,4);
	    	    
	  }
	  
	  
	  /*
	    if (n_frames==1) {
	    printf("RX level in null symbol %d\n",dB_fixed(signal_energy(&UE->common_vars.rxdata[0][160+OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES],OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES/2)));
	    printf("RX level in data symbol %d\n",dB_fixed(signal_energy(&UE->common_vars.rxdata[0][160+(2*OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES)],OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES/2)));
	    printf("rx_level Null symbol %f\n",10*log10(signal_energy_fp(r_re,r_im,1,OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES/2,256+(OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES))));
	    printf("rx_level data symbol %f\n",10*log10(signal_energy_fp(r_re,r_im,1,OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES/2,256+(2*OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES))));
	    }
	    
	    if (eNB->frame_parms.Ncp == 0) {  // normal prefix
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            pilot1 = 4;
            pilot2 = 7;
            pilot3 = 11;
2668
	    } else { // extended prefix
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            pilot1 = 3;
            pilot2 = 6;
            pilot3 = 9;
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	    }
	    
	    start_meas(&UE->phy_proc_rx);
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          // Inner receiver scheduling for 3 slots
          for (Ns=(2*subframe); Ns<((2*subframe)+3); Ns++) {
            for (l=0; l<pilot2; l++) {
              if (n_frames==1)
                printf("Ns %d, l %d, l2 %d\n",Ns, l, l+(Ns%2)*pilot2);



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              start_meas(&UE->ofdm_demod_stats);
              slot_fep(UE,
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                       l,
                       Ns%20,
                       0,
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                       0,
		       0);
2691
              stop_meas(&UE->ofdm_demod_stats);
2692

2693
              if (UE->perfect_ce==1) {
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                if (awgn_flag==0) {
                  for(k=0; k<NUMBER_OF_eNB_MAX; k++) {
                    for(aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
                      for (aarx=0; aarx<frame_parms->nb_antennas_rx; aarx++) {
                        for (i=0; i<frame_parms->N_RB_DL*12; i++) {
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                          ((int16_t *) UE->common_vars.dl_ch_estimates[k][(aa<<1)+aarx])[2*i+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=(int16_t)(
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                                eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].x*AMP);
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                          ((int16_t *) UE->common_vars.dl_ch_estimates[k][(aa<<1)+aarx])[2*i+1+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=(int16_t)(
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                                eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].y*AMP);
                        }
                      }
                    }
                  }
                } else {
                  for(aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
                    for (aarx=0; aarx<frame_parms->nb_antennas_rx; aarx++) {
                      for (i=0; i<frame_parms->N_RB_DL*12; i++) {
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                        ((int16_t *) UE->common_vars.dl_ch_estimates[0][(aa<<1)+aarx])[2*i+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=(short)(AMP);
                        ((int16_t *) UE->common_vars.dl_ch_estimates[0][(aa<<1)+aarx])[2*i+1+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=0/2;
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                      }
                    }
                  }
                }
              }


              if ((Ns==((2*subframe))) && (l==0)) {
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                lte_ue_measurements(UE,
                                    subframe*UE->frame_parms.samples_per_tti,
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                                    1,
                                    0);

                if (transmission_mode==5 || transmission_mode==6) {
                  if (pmi_feedback == 1) {
                    pmi_feedback = 0;
                    hold_channel = 1;
                    goto PMI_FEEDBACK;
                  }
                }

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              }
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              if ((Ns==(2*subframe)) && (l==pilot1)) {// process symbols 0,1,2

                if (dci_flag == 1) {
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                  UE->UE_mode[0] = PUSCH;
                  start_meas(&UE->dlsch_rx_pdcch_stats);
                  rx_pdcch(&UE->common_vars,
                           UE->pdcch_vars,
                           &UE->frame_parms,
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                           subframe,
                           0,
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                           (UE->frame_parms.mode1_flag == 1) ? SISO : ALAMOUTI,
                           UE->high_speed_flag,
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                           0);
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                  stop_meas(&UE->dlsch_rx_pdcch_stats);
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                  // overwrite number of pdcch symbols
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                  UE->pdcch_vars[0]->num_pdcch_symbols = num_pdcch_symbols;
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2754
                  dci_cnt = dci_decoding_procedure(UE,
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                                                   dci_alloc_rx,1,
                                                   eNB_id,
                                                   subframe);
                  //printf("dci_cnt %d\n",dci_cnt);

                  if (dci_cnt==0) {
                    dlsch_active = 0;

                    if (round==0) {
                      dci_errors++;
                      round=5;
                      errs[0]++;
                      //round_trials[0]++;

                      if (n_frames==1)
                        printf("DCI error trial %d errs[0] %d\n",trials,errs[0]);
                    }

                    //    for (i=1;i<=round;i++)
                    //      round_trials[i]--;
                    //    round=5;
                  }

                  for (i=0; i<dci_cnt; i++) {
                    //        printf("Generating dlsch parameters for RNTI %x\n",dci_alloc_rx[i].rnti);
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                    if (round == 0) UE->dlsch[0][0]->harq_processes[UE->dlsch[0][0]->current_harq_pid]->first_tx=1;
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                    if ((dci_alloc_rx[i].rnti == n_rnti) &&
                        (generate_ue_dlsch_params_from_dci(0,
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2784
							   subframe,
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                                                           dci_alloc_rx[i].dci_pdu,
                                                           dci_alloc_rx[i].rnti,
                                                           dci_alloc_rx[i].format,
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                                                           UE->dlsch[0],
                                                           &UE->frame_parms,
                                                           UE->pdsch_config_dedicated,
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                                                           SI_RNTI,
                                                           0,
                                                           P_RNTI)==0)) {
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                      //dump_dci(&UE->frame_parms,&dci_alloc_rx[i]);
                      coded_bits_per_codeword = get_G(&eNB->frame_parms,
                                                      UE->dlsch[0][0]->harq_processes[UE->dlsch[0][0]->current_harq_pid]->nb_rb,
                                                      UE->dlsch[0][0]->harq_processes[UE->dlsch[0][0]->current_harq_pid]->rb_alloc_even,
                                                      get_Qm(UE->dlsch[0][0]->harq_processes[UE->dlsch[0][0]->current_harq_pid]->mcs),
                                                      UE->dlsch[0][0]->harq_processes[UE->dlsch[0][0]->current_harq_pid]->Nl,
                                                      UE->pdcch_vars[0]->num_pdcch_symbols,
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                                                      0,subframe);
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                      printf("num_pdcch_symbols %d, G %d, TBS %d\n",UE->pdcch_vars[0]->num_pdcch_symbols,coded_bits_per_codeword,
                             UE->dlsch[0][0]->harq_processes[UE->dlsch[0][0]->current_harq_pid]->TBS);
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                      dlsch_active = 1;
                    } else {
                      dlsch_active = 0;

                      if (round==0) {
                        dci_errors++;
                        errs[0]++;
                        //round_trials[0]++;
                        round=5;

                        if (n_frames==1)
                          printf("DCI misdetection trial %d\n",trials);

                      }

                      //      for (i=1;i<=round;i++)
                      //        round_trials[i]--;
                      //      round=5;
                    }
                  }
                }  // if dci_flag==1
                else { //dci_flag == 0

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                  UE->pdcch_vars[0]->crnti = n_rnti;
                  UE->pdcch_vars[0]->num_pdcch_symbols = num_pdcch_symbols;
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2831
                  if (round == 0) UE->dlsch[0][0]->harq_processes[0]->first_tx=1;
2832 2833 2834 2835 2836

                  switch (transmission_mode) {
                  case 1:
                  case 2:
                    generate_ue_dlsch_params_from_dci(0,
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2837
						      subframe,
2838 2839 2840
                                                      &DLSCH_alloc_pdu_1[0],
                                                      (common_flag==0)? C_RNTI : SI_RNTI,
                                                      (common_flag==0)? format1 : format1A,
2841 2842 2843
                                                      UE->dlsch[0],
                                                      &UE->frame_parms,
                                                      UE->pdsch_config_dedicated,
2844 2845 2846 2847 2848 2849
                                                      SI_RNTI,
                                                      0,
                                                      P_RNTI);
                    break;

                  case 3:
2850
                    //        printf("Rate: TM3 (before) round %d (%d) first_tx %d\n",round,UE->dlsch[0][0]->harq_processes[0]->round,UE->dlsch[0][0]->harq_processes[0]->first_tx);
2851
                    generate_ue_dlsch_params_from_dci(0,
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2852
						      subframe,
2853 2854 2855
                                                      &DLSCH_alloc_pdu_1[0],
                                                      (common_flag==0)? C_RNTI : SI_RNTI,
                                                      (common_flag==0)? format2A : format1A,
2856 2857 2858
                                                      UE->dlsch[0],
                                                      &UE->frame_parms,
                                                      UE->pdsch_config_dedicated,
2859 2860 2861
                                                      SI_RNTI,
                                                      0,
                                                      P_RNTI);
2862
                    //        printf("Rate: TM3 (after) round %d (%d) first_tx %d\n",round,UE->dlsch[0][0]->harq_processes[0]->round,UE->dlsch[0][0]->harq_processes[0]->first_tx);
2863 2864 2865 2866
                    break;

                  case 4:
                    generate_ue_dlsch_params_from_dci(0,
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2867
						      subframe,
2868 2869 2870
                                                      &DLSCH_alloc_pdu_1[0],
                                                      (common_flag==0)? C_RNTI : SI_RNTI,
                                                      (common_flag==0)? format2 : format1A,
2871 2872 2873
                                                      UE->dlsch[0],
                                                      &UE->frame_parms,
                                                      UE->pdsch_config_dedicated,
2874 2875 2876 2877 2878 2879 2880 2881
                                                      SI_RNTI,
                                                      0,
                                                      P_RNTI);
                    break;

                  case 5:
                  case 6:
                    generate_ue_dlsch_params_from_dci(0,
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2882
						      subframe,
2883 2884 2885
                                                      &DLSCH_alloc_pdu2_1E[0],
                                                      C_RNTI,
                                                      format1E_2A_M10PRB,
2886 2887 2888
                                                      UE->dlsch[0],
                                                      &UE->frame_parms,
                                                      UE->pdsch_config_dedicated,
2889 2890 2891 2892 2893 2894 2895 2896 2897 2898 2899 2900 2901 2902 2903
                                                      SI_RNTI,
                                                      0,
                                                      P_RNTI);
                    break;

                  }

                  dlsch_active = 1;
                } // if dci_flag == 1
              }

              if (dlsch_active == 1) {
                if ((Ns==(1+(2*subframe))) && (l==0)) {// process PDSCH symbols 1,2,3,4,5,(6 Normal Prefix)

                  if ((transmission_mode == 5) &&
2904 2905
                      (UE->dlsch[eNB_id][0]->harq_processes[UE->dlsch[0][0]->current_harq_pid]->dl_power_off==0) &&
                      (UE->use_ia_receiver ==1)) {
2906 2907 2908 2909 2910 2911
                    dual_stream_UE = 1;
                  } else {
                    dual_stream_UE = 0;
                  }


2912
                  start_meas(&UE->dlsch_llr_stats);
2913

2914
                  for (m=UE->pdcch_vars[0]->num_pdcch_symbols;
2915 2916
                       m<pilot2;
                       m++) {
2917
                    if (rx_pdsch(UE,
2918 2919 2920 2921 2922
                                 PDSCH,
                                 eNB_id,
                                 eNB_id_i,
                                 subframe,
                                 m,
2923
                                 (m==UE->pdcch_vars[0]->num_pdcch_symbols)?1:0,
2924 2925
                                 dual_stream_UE,
                                 i_mod,
2926
                                 UE->dlsch[0][0]->current_harq_pid)==-1) {
2927 2928 2929 2930 2931
                      dlsch_active = 0;
                      break;
                    }
                  }

2932
                  stop_meas(&UE->dlsch_llr_stats);
2933 2934 2935 2936
                }

                if ((Ns==(1+(2*subframe))) && (l==pilot1)) {
                  // process symbols (6 Extended Prefix),7,8,9
2937
                  start_meas(&UE->dlsch_llr_stats);
2938 2939 2940 2941

                  for (m=pilot2;
                       m<pilot3;
                       m++) {
2942
                    if (rx_pdsch(UE,
2943 2944 2945 2946 2947 2948 2949 2950
                                 PDSCH,
                                 eNB_id,
                                 eNB_id_i,
                                 subframe,
                                 m,
                                 0,
                                 dual_stream_UE,
                                 i_mod,
2951
                                 UE->dlsch[0][0]->current_harq_pid)==-1) {
2952 2953 2954 2955 2956
                      dlsch_active=0;
                      break;
                    }
                  }

2957
                  stop_meas(&UE->dlsch_llr_stats);
2958 2959 2960
                }

                if ((Ns==(2+(2*subframe))) && (l==0)) { // process symbols 10,11,(12,13 Normal Prefix) do deinterleaving for TTI
2961
                  start_meas(&UE->dlsch_llr_stats);
2962 2963

                  for (m=pilot3;
2964
                       m<UE->frame_parms.symbols_per_tti;
2965
                       m++) {
2966
                    if (rx_pdsch(UE,
2967 2968 2969 2970 2971 2972 2973 2974
                                 PDSCH,
                                 eNB_id,
                                 eNB_id_i,
                                 subframe,
                                 m,
                                 0,
                                 dual_stream_UE,
                                 i_mod,
2975
                                 UE->dlsch[0][0]->current_harq_pid)==-1) {
2976 2977 2978 2979 2980
                      dlsch_active=0;
                      break;
                    }
                  }

2981
                  stop_meas(&UE->dlsch_llr_stats);
2982 2983 2984 2985 2986 2987
                }

                if (test_perf ==0 ) {
                  if ((n_frames==1) && (Ns==(2+(2*subframe))) && (l==0))  {
                    write_output("ch0.m","ch0",eNB2UE[0]->ch[0],eNB2UE[0]->channel_length,1,8);

2988 2989
                    if (eNB->frame_parms.nb_antennas_tx>1)
                      write_output("ch1.m","ch1",eNB2UE[0]->ch[eNB->frame_parms.nb_antennas_rx],eNB2UE[0]->channel_length,1,8);
2990 2991

                    //common vars
2992 2993
                    write_output("rxsig0.m","rxs0", &UE->common_vars.rxdata[0][0],10*UE->frame_parms.samples_per_tti,1,1);
                    write_output("rxsigF0.m","rxsF0", &UE->common_vars.rxdataF[0][0],UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
2994

2995 2996 2997
                    if (UE->frame_parms.nb_antennas_rx>1) {
                      write_output("rxsig1.m","rxs1", UE->common_vars.rxdata[1],UE->frame_parms.samples_per_tti,1,1);
                      write_output("rxsigF1.m","rxsF1", UE->common_vars.rxdataF[1],UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
2998 2999 3000
                    }

                    write_output("dlsch00_r0.m","dl00_r0",
3001 3002
                                 &(UE->common_vars.dl_ch_estimates[eNB_id][0][0]),
                                 UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
3003

3004
                    if (UE->frame_parms.nb_antennas_rx>1)
3005
                      write_output("dlsch01_r0.m","dl01_r0",
3006 3007
                                   &(UE->common_vars.dl_ch_estimates[eNB_id][1][0]),
                                   UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
3008

3009
                    if (eNB->frame_parms.nb_antennas_tx>1)
3010
                      write_output("dlsch10_r0.m","dl10_r0",
3011 3012
                                   &(UE->common_vars.dl_ch_estimates[eNB_id][2][0]),
                                   UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
3013

3014
                    if ((UE->frame_parms.nb_antennas_rx>1) && (eNB->frame_parms.nb_antennas_tx>1))
3015
                      write_output("dlsch11_r0.m","dl11_r0",
3016 3017
                                   &(UE->common_vars.dl_ch_estimates[eNB_id][3][0]),
                                   UE->frame_parms.ofdm_symbol_size*nsymb/2,1,1);
3018 3019

                    //pdsch_vars
3020 3021 3022
                    dump_dlsch2(UE,eNB_id,coded_bits_per_codeword,round);
                    //dump_dlsch2(UE,eNB_id_i,coded_bits_per_codeword);
                    write_output("dlsch_e.m","e",eNB->dlsch[0][0]->harq_processes[0]->e,coded_bits_per_codeword,1,4);
3023 3024

                    //pdcch_vars
3025 3026
                    write_output("pdcchF0_ext.m","pdcchF_ext", UE->pdcch_vars[eNB_id]->rxdataF_ext[0],2*3*UE->frame_parms.ofdm_symbol_size,1,1);
                    write_output("pdcch00_ch0_ext.m","pdcch00_ch0_ext",UE->pdcch_vars[eNB_id]->dl_ch_estimates_ext[0],300*3,1,1);
3027

3028 3029
                    write_output("pdcch_rxF_comp0.m","pdcch0_rxF_comp0",UE->pdcch_vars[eNB_id]->rxdataF_comp[0],4*300,1,1);
                    write_output("pdcch_rxF_llr.m","pdcch_llr",UE->pdcch_vars[eNB_id]->llr,2400,1,4);
3030 3031 3032 3033 3034 3035 3036 3037 3038 3039 3040 3041

                  }
                }
              }
            }
          }

          //saving PMI in case of Transmission Mode > 5

          if(abstx) {
            if (trials==0 && round==0 && transmission_mode>=5) {
              for (iii=0; iii<NB_RB; iii++) {
3042 3043 3044
                //fprintf(csv_fd, "%d, %d", (UE->lte_ue_pdsch_vars[eNB_id]->pmi_ext[iii]),(UE->lte_ue_pdsch_vars[eNB_id_i]->pmi_ext[iii]));
                fprintf(csv_fd,"%x,%x,",(UE->pdsch_vars[eNB_id]->pmi_ext[iii]),(UE->pdsch_vars[eNB_id]->pmi_ext[iii]));
                printf("%x ",(UE->pdsch_vars[eNB_id]->pmi_ext[iii]));
3045 3046 3047 3048 3049
              }
            }
          }

          for (int cw=Kmimo-1; cw>=0; cw--) {
3050 3051 3052 3053 3054 3055
            UE->dlsch[0][cw]->rnti = (common_flag==0) ? n_rnti: SI_RNTI;
            coded_bits_per_codeword = get_G(&eNB->frame_parms,
                                            eNB->dlsch[0][cw]->harq_processes[0]->nb_rb,
                                            eNB->dlsch[0][cw]->harq_processes[0]->rb_alloc,
                                            get_Qm(eNB->dlsch[0][cw]->harq_processes[0]->mcs),
                                            eNB->dlsch[0][cw]->harq_processes[0]->Nl,
3056 3057 3058
                                            num_pdcch_symbols,
                                            0,subframe);

3059
            UE->dlsch[0][cw]->harq_processes[UE->dlsch[0][cw]->current_harq_pid]->G = coded_bits_per_codeword;
3060 3061 3062 3063 3064


            // calculate uncoded BLER
            uncoded_ber=0;
            for (i=0;i<coded_bits_per_codeword;i++)
3065
              if (eNB->dlsch[0][0]->harq_processes[0]->e[i] != (UE->pdsch_vars[0]->llr[0][i]<0)) {
3066 3067 3068 3069 3070 3071 3072 3073 3074 3075 3076
                uncoded_ber_bit[i] = 1;
                uncoded_ber++;
              }
              else
                uncoded_ber_bit[i] = 0;

            uncoded_ber/=coded_bits_per_codeword;
            avg_ber += uncoded_ber;

            if (n_frames==1)
              write_output("uncoded_ber_bit.m","uncoded_ber_bit",uncoded_ber_bit,coded_bits_per_codeword,1,0);
3077
            
3078

3079 3080
            start_meas(&UE->dlsch_unscrambling_stats);
            dlsch_unscrambling(&UE->frame_parms,
3081
                               0,
3082
                               UE->dlsch[0][cw],
3083
                               coded_bits_per_codeword,
3084
                               UE->pdsch_vars[eNB_id]->llr[cw],
3085 3086
                               0,
                               subframe<<1);
3087 3088 3089 3090 3091 3092 3093 3094
            stop_meas(&UE->dlsch_unscrambling_stats);

            start_meas(&UE->dlsch_decoding_stats);
            ret = dlsch_decoding(UE,
                                 UE->pdsch_vars[eNB_id]->llr[cw],
                                 &UE->frame_parms,
                                 UE->dlsch[0][cw],
                                 UE->dlsch[0][cw]->harq_processes[UE->dlsch[0][cw]->current_harq_pid],
3095
                                 subframe,
3096
                                 UE->dlsch[0][cw]->current_harq_pid,
3097
                                 1,llr8_flag);
3098
            stop_meas(&UE->dlsch_decoding_stats);
3099 3100

            if (cw==1) {
3101
              if (ret <= UE->dlsch[0][cw]->max_turbo_iterations) {
3102 3103 3104 3105 3106 3107
              } else {
                errs2[round]++;
              }
            }
          }

3108
	  
3109
          stop_meas(&UE->phy_proc_rx);
3110
	  */
3111

3112
          if (UE->dlsch_errors[0] == 0) {
3113

3114
            avg_iter += UE->dlsch[eNB_id][0]->last_iteration_cnt;
3115 3116 3117 3118 3119
            iter_trials++;

            if (n_frames==1)
              printf("No DLSCH errors found (round %d),uncoded ber %f\n",round,uncoded_ber);

3120
            UE->total_TBS[eNB_id] =  UE->total_TBS[eNB_id] + UE->dlsch[eNB_id][0]->harq_processes[UE->dlsch[eNB_id][0]->current_harq_pid]->TBS;
3121 3122
            TB0_active = 0;

3123
            if (UE->dlsch[eNB_id][0]->harq_processes[UE->dlsch[eNB_id][0]->current_harq_pid]->mimo_mode == LARGE_CDD) {   //try to decode second stream using SIC
3124 3125
              
              //for (round = 0 ; round < UE->dlsch[eNB_id][0]->harq_processes[UE->dlsch[eNB_id][0]->current_harq_pid]->round ; round++) {
3126
              // re-encoding of first stream
3127 3128 3129 3130 3131 3132 3133 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 3149 3150 3151
              //dlsch0_ue_harq = UE->dlsch[eNB_id][0]->harq_processes[UE->dlsch[eNB_id][0]->current_harq_pid];
              //dlsch0_eNB_harq = UE->dlsch[eNB_id]->harq_processes[UE->dlsch[eNB_id][0]->current_harq_pid];
              //dlsch0_eNB_harq->mimo_mode    = LARGE_CDD;
              //dlsch0_eNB_harq->rb_alloc[0]  = dlsch0_ue_harq->rb_alloc_even[0];
              //dlsch0_eNB_harq->nb_rb        = dlsch0_ue_harq->nb_rb;
              //dlsch0_eNB_harq->mcs          = dlsch0_ue_harq->mcs;
              //dlsch0_eNB_harq->rvidx        = dlsch0_ue_harq->rvidx;
              //dlsch0_eNB_harq->Nl           = dlsch0_ue_harq->Nl;

              //dlsch0_eNB_harq->TBS          = dlsch0_ue_harq->TBS;
              //dlsch0_eNB_harq->dl_power_off = dlsch0_ue_harq->dl_power_off;
              //dlsch0_eNB_harq->status       = dlsch0_ue_harq->status;

              //UE->dlsch[eNB_id]->active       = UE->dlsch[eNB_id][0]->active;
              //UE->dlsch[eNB_id]->rnti         = UE->dlsch[eNB_id][0]->rnti;

              //dlsch_encoding(UE->dlsch[eNB_id][0]->harq_processes[UE->dlsch[eNB_id][0]->current_harq_pid]->b,
              //     &UE->frame_parms,
              //     num_pdcch_symbols,
              //     UE->dlsch[0],
              //     0,subframe,
              //     &UE->dlsch_rate_matching_stats,
              //     &UE->dlsch_turbo_encoding_stats,
              //     &UE->dlsch_interleaving_stats
              //     );
3152 3153 3154 3155 3156 3157 3158 3159

                   //scrambling

              //modulation

              //stripping (from matched filter output?)

              //detection of second stream
3160 3161 3162 3163
	    }
              
	  } // DLSCH received ok
	  else {
3164 3165
            errs[round]++;

3166
            avg_iter += UE->dlsch[eNB_id][0]->last_iteration_cnt-1;
3167 3168 3169 3170 3171 3172
            iter_trials++;

            if (n_frames==1) {
              //if ((n_frames==1) || (SNR>=30)) {
              printf("DLSCH errors found (round %d), uncoded ber %f\n",round,uncoded_ber);

3173 3174 3175
              for (s=0; s<UE->dlsch[0][0]->harq_processes[0]->C; s++) {
                if (s<UE->dlsch[0][0]->harq_processes[0]->Cminus)
                  Kr = UE->dlsch[0][0]->harq_processes[0]->Kminus;
3176
                else
3177
                  Kr = UE->dlsch[0][0]->harq_processes[0]->Kplus;
3178 3179 3180 3181 3182 3183

                Kr_bytes = Kr>>3;

                printf("Decoded_output (Segment %d):\n",s);

                for (i=0; i<Kr_bytes; i++)
3184
                  printf("%d : %x (%x)\n",i,UE->dlsch[0][0]->harq_processes[0]->c[s][i],UE->dlsch[0][0]->harq_processes[0]->c[s][i]^eNB->dlsch[0][0]->harq_processes[0]->c[s][i]);
3185 3186 3187
              }

              sprintf(fname,"rxsig0_r%d.m",round);
3188
              sprintf(vname,"rxs0_r%d",round);
3189
              write_output(fname,vname, &UE->common_vars.rxdata[0][0],10*UE->frame_parms.samples_per_tti,1,1);
3190
              sprintf(fname,"rxsigF0_r%d.m",round);
3191
              sprintf(vname,"rxs0F_r%d",round);
3192
              write_output(fname,vname, &UE->common_vars.rxdataF[0][0],UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
3193
	     
3194
              if (UE->frame_parms.nb_antennas_rx>1) {
3195 3196
                sprintf(fname,"rxsig1_r%d.m",round);
                sprintf(vname,"rxs1_r%d.m",round);
3197
                write_output(fname,vname, UE->common_vars.rxdata[1],UE->frame_parms.samples_per_tti,1,1);
3198
                sprintf(fname,"rxsigF1_r%d.m",round);
3199
                sprintf(vname,"rxs1F_r%d.m",round);
3200
                write_output(fname,vname, UE->common_vars.rxdataF[1],UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
3201 3202 3203
              }

              sprintf(fname,"dlsch00_r%d.m",round);
3204
              sprintf(vname,"dl00_r%d",round);
3205
              write_output(fname,vname,
3206 3207
                           &(UE->common_vars.dl_ch_estimates[eNB_id][0][0]),
                           UE->frame_parms.ofdm_symbol_size*nsymb,1,1);
3208

3209
              if (UE->frame_parms.nb_antennas_rx>1) {
3210
                sprintf(fname,"dlsch01_r%d.m",round);
3211
                sprintf(vname,"dl01_r%d",round);
3212
                write_output(fname,vname,
3213 3214
                             &(UE->common_vars.dl_ch_estimates[eNB_id][1][0]),
                             UE->frame_parms.ofdm_symbol_size*nsymb/2,1,1);
3215 3216
              }

3217
              if (eNB->frame_parms.nb_antennas_tx>1) {
3218
                sprintf(fname,"dlsch10_r%d.m",round);
3219
                sprintf(vname,"dl10_r%d",round);
3220
                write_output(fname,vname,
3221 3222
                             &(UE->common_vars.dl_ch_estimates[eNB_id][2][0]),
                             UE->frame_parms.ofdm_symbol_size*nsymb/2,1,1);
3223 3224
              }

3225
              if ((UE->frame_parms.nb_antennas_rx>1) && (eNB->frame_parms.nb_antennas_tx>1)) {
3226
                sprintf(fname,"dlsch11_r%d.m",round);
3227
                sprintf(vname,"dl11_r%d",round);
3228
                write_output(fname,vname,
3229 3230
                             &(UE->common_vars.dl_ch_estimates[eNB_id][3][0]),
                             UE->frame_parms.ofdm_symbol_size*nsymb/2,1,1);
3231 3232 3233
              }

              //pdsch_vars
3234
              dump_dlsch2(UE,eNB_id,coded_bits_per_codeword,round);
3235 3236 3237 3238 3239 3240 3241 3242 3243 3244 3245 3246
              
              //write_output("dlsch_e.m","e",eNB->dlsch[0][0]->harq_processes[0]->e,coded_bits_per_codeword,1,4);
              //write_output("dlsch_ber_bit.m","ber_bit",uncoded_ber_bit,coded_bits_per_codeword,1,0);
              //write_output("dlsch_w.m","w",eNB->dlsch[0][0]->harq_processes[0]->w[0],3*(tbs+64),1,4);
              //write_output("dlsch_w.m","w",UE->dlsch[0][0]->harq_processes[0]->w[0],3*(tbs+64),1,0);
	      //pdcch_vars
	      write_output("pdcchF0_ext.m","pdcchF_ext", UE->pdcch_vars[eNB_id]->rxdataF_ext[0],2*3*UE->frame_parms.ofdm_symbol_size,1,1);
	      write_output("pdcch00_ch0_ext.m","pdcch00_ch0_ext",UE->pdcch_vars[eNB_id]->dl_ch_estimates_ext[0],300*3,1,1);
	      
	      write_output("pdcch_rxF_comp0.m","pdcch0_rxF_comp0",UE->pdcch_vars[eNB_id]->rxdataF_comp[0],4*300,1,1);
	      write_output("pdcch_rxF_llr.m","pdcch_llr",UE->pdcch_vars[eNB_id]->llr,2400,1,4);              
	      
3247 3248 3249 3250 3251 3252
              if (round == 3) exit(-1);
            }

            //      printf("round %d errors %d/%d\n",round,errs[round],trials);

            round++;
3253
            //      UE->dlsch[0][0]->harq_processes[0]->round++;
3254 3255
          }

3256 3257
	  if (xforms==1) {
	    phy_scope_UE(form_ue,
3258
			 UE,
3259 3260 3261 3262
			 eNB_id,
			 0,// UE_id
			 subframe);
	  }
3263

3264 3265
	  UE->proc.proc_rxtx[subframe&1].frame_rx++;
	}  //round
3266 3267 3268 3269 3270 3271 3272 3273 3274

        //      printf("\n");

        if ((errs[0]>=n_frames/10) && (trials>(n_frames/2)))
          break;

        //len = chbch_stats_read(stats_buffer,NULL,0,4096);
        //printf("%s\n\n",stats_buffer);

3275
        if (UE->proc.proc_rxtx[subframe&1].frame_rx % 10 == 0) {
3276 3277 3278 3279
          UE->bitrate[eNB_id] = (UE->total_TBS[eNB_id] - UE->total_TBS_last[eNB_id])*10;
          LOG_D(PHY,"[UE %d] Calculating bitrate: total_TBS = %d, total_TBS_last = %d, bitrate = %d kbits/s\n",UE->Mod_id,UE->total_TBS[eNB_id],UE->total_TBS_last[eNB_id],
                UE->bitrate[eNB_id]/1000);
          UE->total_TBS_last[eNB_id] = UE->total_TBS[eNB_id];
3280 3281 3282
        }


3283

3284 3285 3286 3287

        /* calculate the total processing time for each packet,
         * get the max, min, and number of packets that exceed t>2000us
         */
3288 3289 3290 3291
        double t_tx = (double)eNB->phy_proc_tx.p_time/cpu_freq_GHz/1000.0;
        double t_tx_ifft = (double)eNB->ofdm_mod_stats.p_time/cpu_freq_GHz/1000.0;
        double t_tx_mod = (double)eNB->dlsch_modulation_stats.p_time/cpu_freq_GHz/1000.0;
        double t_tx_enc = (double)eNB->dlsch_encoding_stats.p_time/cpu_freq_GHz/1000.0;
3292 3293


3294 3295 3296 3297
        double t_rx = (double)UE->phy_proc_rx.p_time/cpu_freq_GHz/1000.0;
        double t_rx_fft = (double)UE->ofdm_demod_stats.p_time/cpu_freq_GHz/1000.0;
        double t_rx_demod = (double)UE->dlsch_rx_pdcch_stats.p_time/cpu_freq_GHz/1000.0;
        double t_rx_dec = (double)UE->dlsch_decoding_stats.p_time/cpu_freq_GHz/1000.0;
3298

3299
        if (t_tx > t_tx_max)
3300 3301
          t_tx_max = t_tx;

3302
        if (t_tx < t_tx_min)
3303 3304
          t_tx_min = t_tx;

3305
        if (t_rx > t_rx_max)
3306 3307
          t_rx_max = t_rx;

3308
        if (t_rx < t_rx_min)
3309 3310
          t_rx_min = t_rx;

3311
        if (t_tx > 2000)
3312 3313
          n_tx_dropped++;

3314
        if (t_rx > 2000)
3315 3316
          n_rx_dropped++;

3317
        push_front(&time_vector_tx, t_tx);
3318 3319 3320 3321
        push_front(&time_vector_tx_ifft, t_tx_ifft);
        push_front(&time_vector_tx_mod, t_tx_mod);
        push_front(&time_vector_tx_enc, t_tx_enc);

3322
        push_front(&time_vector_rx, t_rx);
3323 3324 3325
        push_front(&time_vector_rx_fft, t_rx_fft);
        push_front(&time_vector_rx_demod, t_rx_demod);
        push_front(&time_vector_rx_dec, t_rx_dec);
3326 3327


3328
      }   //trials
3329

3330
      // round_trials[0]: number of code word : goodput the protocol
3331 3332
      double table_tx[time_vector_tx.size];
      totable(table_tx, &time_vector_tx);
3333 3334 3335 3336 3337 3338
      double table_tx_ifft[time_vector_tx_ifft.size];
      totable(table_tx_ifft, &time_vector_tx_ifft);
      double table_tx_mod[time_vector_tx_mod.size];
      totable(table_tx_mod, &time_vector_tx_mod);
      double table_tx_enc[time_vector_tx_enc.size];
      totable(table_tx_enc, &time_vector_tx_enc);
3339

3340 3341
      double table_rx[time_vector_rx.size];
      totable(table_rx, &time_vector_rx);
3342 3343 3344 3345 3346
      double table_rx_fft[time_vector_rx_fft.size];
      totable(table_rx_fft, &time_vector_rx_fft);
      double table_rx_demod[time_vector_rx_demod.size];
      totable(table_rx_demod, &time_vector_rx_demod);
      double table_rx_dec[time_vector_rx_dec.size];
3347 3348 3349
      totable(table_rx_dec, &time_vector_rx_dec);


3350 3351 3352
      // sort table
      qsort (table_tx, time_vector_tx.size, sizeof(double), &compare);
      qsort (table_rx, time_vector_rx.size, sizeof(double), &compare);
3353

Navid Nikaein's avatar
Navid Nikaein committed
3354
      if (dump_table == 1 ) {
3355 3356 3357 3358 3359 3360 3361 3362 3363 3364 3365 3366 3367 3368 3369 3370 3371 3372
        set_component_filelog(USIM);  // file located in /tmp/usim.txt
        int n;
        LOG_F(USIM,"The transmitter raw data: \n");

        for (n=0; n< time_vector_tx.size; n++) {
          printf("%f ", table_tx[n]);
          LOG_F(USIM,"%f ", table_tx[n]);
        }

        LOG_F(USIM,"\n");
        LOG_F(USIM,"The receiver raw data: \n");

        for (n=0; n< time_vector_rx.size; n++) {
          // printf("%f ", table_rx[n]);
          LOG_F(USIM,"%f ", table_rx[n]);
        }

        LOG_F(USIM,"\n");
Navid Nikaein's avatar
Navid Nikaein committed
3373
      }
3374

3375 3376 3377
      double tx_median = table_tx[time_vector_tx.size/2];
      double tx_q1 = table_tx[time_vector_tx.size/4];
      double tx_q3 = table_tx[3*time_vector_tx.size/4];
3378

3379 3380 3381 3382 3383 3384 3385 3386 3387 3388 3389 3390
      double tx_ifft_median = table_tx_ifft[time_vector_tx_ifft.size/2];
      double tx_ifft_q1 = table_tx_ifft[time_vector_tx_ifft.size/4];
      double tx_ifft_q3 = table_tx_ifft[3*time_vector_tx_ifft.size/4];

      double tx_mod_median = table_tx_mod[time_vector_tx_mod.size/2];
      double tx_mod_q1 = table_tx_mod[time_vector_tx_mod.size/4];
      double tx_mod_q3 = table_tx_mod[3*time_vector_tx_mod.size/4];

      double tx_enc_median = table_tx_enc[time_vector_tx_enc.size/2];
      double tx_enc_q1 = table_tx_enc[time_vector_tx_enc.size/4];
      double tx_enc_q3 = table_tx_enc[3*time_vector_tx_enc.size/4];

3391 3392
      double rx_median = table_rx[time_vector_rx.size/2];
      double rx_q1 = table_rx[time_vector_rx.size/4];
3393 3394 3395 3396 3397 3398 3399 3400 3401 3402 3403 3404 3405 3406
      double rx_q3 = table_rx[3*time_vector_rx.size/4];

      double rx_fft_median = table_rx_fft[time_vector_rx_fft.size/2];
      double rx_fft_q1 = table_rx_fft[time_vector_rx_fft.size/4];
      double rx_fft_q3 = table_rx_fft[3*time_vector_rx_fft.size/4];

      double rx_demod_median = table_rx_demod[time_vector_rx_demod.size/2];
      double rx_demod_q1 = table_rx_demod[time_vector_rx_demod.size/4];
      double rx_demod_q3 = table_rx_demod[3*time_vector_rx_demod.size/4];

      double rx_dec_median = table_rx_dec[time_vector_rx_dec.size/2];
      double rx_dec_q1 = table_rx_dec[time_vector_rx_dec.size/4];
      double rx_dec_q3 = table_rx_dec[3*time_vector_rx_dec.size/4];

3407
      double std_phy_proc_tx=0;
3408 3409 3410 3411
      double std_phy_proc_tx_ifft=0;
      double std_phy_proc_tx_mod=0;
      double std_phy_proc_tx_enc=0;

3412
      double std_phy_proc_rx=0;
3413 3414 3415
      double std_phy_proc_rx_fft=0;
      double std_phy_proc_rx_demod=0;
      double std_phy_proc_rx_dec=0;
3416

3417 3418
      effective_rate = ((double)(round_trials[0]-dci_errors)/((double)round_trials[0] + round_trials[1] + round_trials[2] + round_trials[3]));

3419
      printf("\n**********************SNR = %f dB (tx_lev %f)**************************\n",
3420
             SNR,
3421
             (double)tx_lev_dB+10*log10(UE->frame_parms.ofdm_symbol_size/(NB_RB*12)));
3422

3423
      printf("Errors (%d(%d)/%d %d/%d %d/%d %d/%d), Pe = (%e,%e,%e,%e), dci_errors %d/%d, Pe = %e => effective rate %f  (%2.1f%%,%f, %f), normalized delay %f (%f)\n",
3424 3425 3426 3427 3428 3429 3430 3431 3432 3433 3434 3435 3436 3437 3438 3439 3440 3441 3442
             errs[0],
             errs2[0],
             round_trials[0],
             errs[1],
             round_trials[0],
             errs[2],
             round_trials[0],
             errs[3],
             round_trials[0],
             (double)errs[0]/(round_trials[0]),
             (double)errs[1]/(round_trials[0]),
             (double)errs[2]/(round_trials[0]),
             (double)errs[3]/(round_trials[0]),
             dci_errors,
             round_trials[0],
             (double)dci_errors/(round_trials[0]),
             rate*effective_rate,
             100*effective_rate,
             rate,
3443
             rate*get_Qm(UE->dlsch[0][0]->harq_processes[UE->dlsch[0][0]->current_harq_pid]->mcs),
3444
             (1.0*(round_trials[0]-errs[0])+2.0*(round_trials[1]-errs[1])+3.0*(round_trials[2]-errs[2])+4.0*(round_trials[3]-errs[3]))/((double)round_trials[0])/
3445
             (double)eNB->dlsch[0][0]->harq_processes[0]->TBS,
3446 3447
             (1.0*(round_trials[0]-errs[0])+2.0*(round_trials[1]-errs[1])+3.0*(round_trials[2]-errs[2])+4.0*(round_trials[3]-errs[3]))/((double)round_trials[0]));

3448
      if (print_perf==1) {
3449
        printf("eNB TX function statistics (per 1ms subframe)\n\n");
3450 3451 3452
        std_phy_proc_tx = sqrt((double)eNB->phy_proc_tx.diff_square/pow(cpu_freq_GHz,2)/pow(1000,
                               2)/eNB->phy_proc_tx.trials - pow((double)eNB->phy_proc_tx.diff/eNB->phy_proc_tx.trials/cpu_freq_GHz/1000,2));
        printf("Total PHY proc tx                 :%f us (%d trials)\n",(double)eNB->phy_proc_tx.diff/eNB->phy_proc_tx.trials/cpu_freq_GHz/1000.0,eNB->phy_proc_tx.trials);
3453 3454
        printf("|__ Statistcs                           std: %fus max: %fus min: %fus median %fus q1 %fus q3 %fus n_dropped: %d packet \n",std_phy_proc_tx, t_tx_max, t_tx_min, tx_median, tx_q1, tx_q3,
               n_tx_dropped);
3455 3456 3457
        std_phy_proc_tx_ifft = sqrt((double)eNB->ofdm_mod_stats.diff_square/pow(cpu_freq_GHz,2)/pow(1000,
                                    2)/eNB->ofdm_mod_stats.trials - pow((double)eNB->ofdm_mod_stats.diff/eNB->ofdm_mod_stats.trials/cpu_freq_GHz/1000,2));
        printf("OFDM_mod time                     :%f us (%d trials)\n",(double)eNB->ofdm_mod_stats.diff/eNB->ofdm_mod_stats.trials/cpu_freq_GHz/1000.0,eNB->ofdm_mod_stats.trials);
3458
        printf("|__ Statistcs                           std: %fus median %fus q1 %fus q3 %fus \n",std_phy_proc_tx_ifft, tx_ifft_median, tx_ifft_q1, tx_ifft_q3);
3459 3460 3461 3462
        std_phy_proc_tx_mod = sqrt((double)eNB->dlsch_modulation_stats.diff_square/pow(cpu_freq_GHz,2)/pow(1000,
                                   2)/eNB->dlsch_modulation_stats.trials - pow((double)eNB->dlsch_modulation_stats.diff/eNB->dlsch_modulation_stats.trials/cpu_freq_GHz/1000,2));
        printf("DLSCH modulation time             :%f us (%d trials)\n",(double)eNB->dlsch_modulation_stats.diff/eNB->dlsch_modulation_stats.trials/cpu_freq_GHz/1000.0,
               eNB->dlsch_modulation_stats.trials);
3463
        printf("|__ Statistcs                           std: %fus median %fus q1 %fus q3 %fus \n",std_phy_proc_tx_mod, tx_mod_median, tx_mod_q1, tx_mod_q3);
3464 3465 3466 3467 3468 3469
        printf("DLSCH scrambling time             :%f us (%d trials)\n",(double)eNB->dlsch_scrambling_stats.diff/eNB->dlsch_scrambling_stats.trials/cpu_freq_GHz/1000.0,
               eNB->dlsch_scrambling_stats.trials);
        std_phy_proc_tx_enc = sqrt((double)eNB->dlsch_encoding_stats.diff_square/pow(cpu_freq_GHz,2)/pow(1000,
                                   2)/eNB->dlsch_encoding_stats.trials - pow((double)eNB->dlsch_encoding_stats.diff/eNB->dlsch_encoding_stats.trials/cpu_freq_GHz/1000,2));
        printf("DLSCH encoding time               :%f us (%d trials)\n",(double)eNB->dlsch_encoding_stats.diff/eNB->dlsch_encoding_stats.trials/cpu_freq_GHz/1000.0,
               eNB->dlsch_modulation_stats.trials);
3470 3471
        printf("|__ Statistcs                           std: %fus median %fus q1 %fus q3 %fus \n",std_phy_proc_tx_enc, tx_enc_median, tx_enc_q1, tx_enc_q3);
        printf("|__ DLSCH turbo encoding time         :%f us (%d trials)\n",
3472 3473
               ((double)eNB->dlsch_turbo_encoding_stats.trials/eNB->dlsch_encoding_stats.trials)*(double)
               eNB->dlsch_turbo_encoding_stats.diff/eNB->dlsch_turbo_encoding_stats.trials/cpu_freq_GHz/1000.0,eNB->dlsch_turbo_encoding_stats.trials);
3474
        printf("|__ DLSCH rate-matching time          :%f us (%d trials)\n",
3475 3476
               ((double)eNB->dlsch_rate_matching_stats.trials/eNB->dlsch_encoding_stats.trials)*(double)
               eNB->dlsch_rate_matching_stats.diff/eNB->dlsch_rate_matching_stats.trials/cpu_freq_GHz/1000.0,eNB->dlsch_rate_matching_stats.trials);
3477
        printf("|__ DLSCH sub-block interleaving time :%f us (%d trials)\n",
3478 3479
               ((double)eNB->dlsch_interleaving_stats.trials/eNB->dlsch_encoding_stats.trials)*(double)
               eNB->dlsch_interleaving_stats.diff/eNB->dlsch_interleaving_stats.trials/cpu_freq_GHz/1000.0,eNB->dlsch_interleaving_stats.trials);
3480 3481

        printf("\n\nUE RX function statistics (per 1ms subframe)\n\n");
3482 3483 3484 3485
        std_phy_proc_rx = sqrt((double)UE->phy_proc_rx.diff_square/pow(cpu_freq_GHz,2)/pow(1000,
                               2)/UE->phy_proc_rx.trials - pow((double)UE->phy_proc_rx.diff/UE->phy_proc_rx.trials/cpu_freq_GHz/1000,2));
        printf("Total PHY proc rx                                   :%f us (%d trials)\n",(double)UE->phy_proc_rx.diff/UE->phy_proc_rx.trials/cpu_freq_GHz/1000.0,
               UE->phy_proc_rx.trials*2/3);
3486 3487
        printf("|__Statistcs                                            std: %fus max: %fus min: %fus median %fus q1 %fus q3 %fus n_dropped: %d packet \n", std_phy_proc_rx, t_rx_max, t_rx_min, rx_median,
               rx_q1, rx_q3, n_rx_dropped);
3488 3489 3490 3491
        std_phy_proc_rx_fft = sqrt((double)UE->ofdm_demod_stats.diff_square/pow(cpu_freq_GHz,2)/pow(1000,
                                   2)/UE->ofdm_demod_stats.trials - pow((double)UE->ofdm_demod_stats.diff/UE->ofdm_demod_stats.trials/cpu_freq_GHz/1000,2));
        printf("DLSCH OFDM demodulation and channel_estimation time :%f us (%d trials)\n",(nsymb)*(double)UE->ofdm_demod_stats.diff/UE->ofdm_demod_stats.trials/cpu_freq_GHz/1000.0,
               UE->ofdm_demod_stats.trials*2/3);
3492 3493
        printf("|__ Statistcs                           std: %fus median %fus q1 %fus q3 %fus \n",std_phy_proc_rx_fft, rx_fft_median, rx_fft_q1, rx_fft_q3);
        printf("|__ DLSCH rx dft                                        :%f us (%d trials)\n",
3494
               (nsymb*UE->frame_parms.nb_antennas_rx)*(double)UE->rx_dft_stats.diff/UE->rx_dft_stats.trials/cpu_freq_GHz/1000.0,UE->rx_dft_stats.trials*2/3);
3495
        printf("|__ DLSCH channel estimation time                       :%f us (%d trials)\n",
3496
               (4.0)*(double)UE->dlsch_channel_estimation_stats.diff/UE->dlsch_channel_estimation_stats.trials/cpu_freq_GHz/1000.0,UE->dlsch_channel_estimation_stats.trials*2/3);
3497
        printf("|__ DLSCH frequency offset estimation time              :%f us (%d trials)\n",
3498 3499 3500 3501 3502 3503
               (4.0)*(double)UE->dlsch_freq_offset_estimation_stats.diff/UE->dlsch_freq_offset_estimation_stats.trials/cpu_freq_GHz/1000.0,
               UE->dlsch_freq_offset_estimation_stats.trials*2/3);
        printf("DLSCH rx pdcch                                       :%f us (%d trials)\n",(double)UE->dlsch_rx_pdcch_stats.diff/UE->dlsch_rx_pdcch_stats.trials/cpu_freq_GHz/1000.0,
               UE->dlsch_rx_pdcch_stats.trials);
        std_phy_proc_rx_demod = sqrt((double)UE->dlsch_llr_stats.diff_square/pow(cpu_freq_GHz,2)/pow(1000,
                                     2)/UE->dlsch_llr_stats.trials - pow((double)UE->dlsch_llr_stats.diff/UE->dlsch_llr_stats.trials/cpu_freq_GHz/1000,2));
3504
        printf("DLSCH Channel Compensation and LLR generation time  :%f us (%d trials)\n",(14-num_pdcch_symbols)*(double)UE->dlsch_llr_stats.diff/UE->dlsch_llr_stats.trials/cpu_freq_GHz/1000.0,
3505
               UE->dlsch_llr_stats.trials/3);
3506
        printf("|__ Statistcs                           std: %fus median %fus q1 %fus q3 %fus \n",std_phy_proc_rx_demod, rx_demod_median, rx_demod_q1, rx_demod_q3);
3507 3508 3509 3510
        printf("DLSCH unscrambling time                             :%f us (%d trials)\n",(double)UE->dlsch_unscrambling_stats.diff/UE->dlsch_unscrambling_stats.trials/cpu_freq_GHz/1000.0,
               UE->dlsch_unscrambling_stats.trials);
        std_phy_proc_rx_dec = sqrt((double)UE->dlsch_decoding_stats.diff_square/pow(cpu_freq_GHz,2)/pow(1000,
                                   2)/UE->dlsch_decoding_stats.trials - pow((double)UE->dlsch_decoding_stats.diff/UE->dlsch_decoding_stats.trials/cpu_freq_GHz/1000,2));
3511
        printf("DLSCH Decoding time (%02.2f Mbit/s, avg iter %1.2f)    :%f us (%d trials, max %f)\n",
3512 3513 3514
               eNB->dlsch[0][0]->harq_processes[0]->TBS/1000.0,(double)avg_iter/iter_trials,
               (double)UE->dlsch_decoding_stats.diff/UE->dlsch_decoding_stats.trials/cpu_freq_GHz/1000.0,UE->dlsch_decoding_stats.trials,
               (double)UE->dlsch_decoding_stats.max/cpu_freq_GHz/1000.0);
3515 3516
        printf("|__ Statistcs                           std: %fus median %fus q1 %fus q3 %fus \n",std_phy_proc_rx_dec, rx_dec_median, rx_dec_q1, rx_dec_q3);
        printf("|__ DLSCH Rate Unmatching                               :%f us (%d trials)\n",
3517
               (double)UE->dlsch_rate_unmatching_stats.diff/UE->dlsch_rate_unmatching_stats.trials/cpu_freq_GHz/1000.0,UE->dlsch_rate_unmatching_stats.trials);
3518
        printf("|__ DLSCH Turbo Decoding(%d bits)                       :%f us (%d trials)\n",
3519 3520
               UE->dlsch[0][0]->harq_processes[0]->Cminus ? UE->dlsch[0][0]->harq_processes[0]->Kminus : UE->dlsch[0][0]->harq_processes[0]->Kplus,
               (double)UE->dlsch_turbo_decoding_stats.diff/UE->dlsch_turbo_decoding_stats.trials/cpu_freq_GHz/1000.0,UE->dlsch_turbo_decoding_stats.trials);
3521
        printf("    |__ init                                            %f us (cycles/iter %f, %d trials)\n",
3522 3523 3524
               (double)UE->dlsch_tc_init_stats.diff/UE->dlsch_tc_init_stats.trials/cpu_freq_GHz/1000.0,
               (double)UE->dlsch_tc_init_stats.diff/UE->dlsch_tc_init_stats.trials/((double)avg_iter/iter_trials),
               UE->dlsch_tc_init_stats.trials);
3525
        printf("    |__ alpha                                           %f us (cycles/iter %f, %d trials)\n",
3526 3527 3528
               (double)UE->dlsch_tc_alpha_stats.diff/UE->dlsch_tc_alpha_stats.trials/cpu_freq_GHz/1000.0,
               (double)UE->dlsch_tc_alpha_stats.diff/UE->dlsch_tc_alpha_stats.trials*2,
               UE->dlsch_tc_alpha_stats.trials);
3529
        printf("    |__ beta                                            %f us (cycles/iter %f,%d trials)\n",
3530 3531 3532
               (double)UE->dlsch_tc_beta_stats.diff/UE->dlsch_tc_beta_stats.trials/cpu_freq_GHz/1000.0,
               (double)UE->dlsch_tc_beta_stats.diff/UE->dlsch_tc_beta_stats.trials*2,
               UE->dlsch_tc_beta_stats.trials);
3533
        printf("    |__ gamma                                           %f us (cycles/iter %f,%d trials)\n",
3534 3535 3536
               (double)UE->dlsch_tc_gamma_stats.diff/UE->dlsch_tc_gamma_stats.trials/cpu_freq_GHz/1000.0,
               (double)UE->dlsch_tc_gamma_stats.diff/UE->dlsch_tc_gamma_stats.trials*2,
               UE->dlsch_tc_gamma_stats.trials);
3537
        printf("    |__ ext                                             %f us (cycles/iter %f,%d trials)\n",
3538 3539 3540
               (double)UE->dlsch_tc_ext_stats.diff/UE->dlsch_tc_ext_stats.trials/cpu_freq_GHz/1000.0,
               (double)UE->dlsch_tc_ext_stats.diff/UE->dlsch_tc_ext_stats.trials*2,
               UE->dlsch_tc_ext_stats.trials);
3541
        printf("    |__ intl1                                           %f us (cycles/iter %f,%d trials)\n",
3542 3543 3544
               (double)UE->dlsch_tc_intl1_stats.diff/UE->dlsch_tc_intl1_stats.trials/cpu_freq_GHz/1000.0,
               (double)UE->dlsch_tc_intl1_stats.diff/UE->dlsch_tc_intl1_stats.trials,
               UE->dlsch_tc_intl1_stats.trials);
3545
        printf("    |__ intl2+HD+CRC                                    %f us (cycles/iter %f,%d trials)\n",
3546 3547 3548
               (double)UE->dlsch_tc_intl2_stats.diff/UE->dlsch_tc_intl2_stats.trials/cpu_freq_GHz/1000.0,
               (double)UE->dlsch_tc_intl2_stats.diff/UE->dlsch_tc_intl2_stats.trials,
               UE->dlsch_tc_intl2_stats.trials);
3549 3550
      }

3551
      if ((transmission_mode != 3) && (transmission_mode != 4)) {
3552 3553 3554
        fprintf(bler_fd,"%f;%d;%d;%f;%d;%d;%d;%d;%d;%d;%d;%d;%d\n",
                SNR,
                mcs1,
3555
                eNB->dlsch[0][0]->harq_processes[0]->TBS,
3556 3557 3558 3559 3560 3561 3562 3563 3564 3565 3566 3567 3568 3569
                rate,
                errs[0],
                round_trials[0],
                errs[1],
                round_trials[1],
                errs[2],
                round_trials[2],
                errs[3],
                round_trials[3],
                dci_errors);
      } else {
        fprintf(bler_fd,"%f;%d;%d;%d;%d;%f;%d;%d;%d;%d;%d;%d;%d;%d;%d\n",
                SNR,
                mcs1,mcs2,
3570 3571
                eNB->dlsch[0][0]->harq_processes[0]->TBS,
                eNB->dlsch[0][1]->harq_processes[0]->TBS,
3572 3573 3574 3575 3576 3577 3578 3579 3580 3581
                rate,
                errs[0],
                round_trials[0],
                errs[1],
                round_trials[1],
                errs[2],
                round_trials[2],
                errs[3],
                round_trials[3],
                dci_errors);
3582
      }
3583 3584 3585 3586 3587 3588 3589 3590 3591 3592 3593 3594 3595


      if(abstx) { //ABSTRACTION
        blerr[0] = (double)errs[0]/(round_trials[0]);

        if(num_rounds>1) {
          blerr[1] = (double)errs[1]/(round_trials[1]);
          blerr[2] = (double)errs[2]/(round_trials[2]);
          blerr[3] = (double)errs[3]/(round_trials[3]);
          fprintf(csv_fd,"%e,%e,%e,%e;\n",blerr[0],blerr[1],blerr[2],blerr[3]);
        } else {
          fprintf(csv_fd,"%e;\n",blerr[0]);
        }
3596
      } //ABStraction
3597

3598
      if ( (test_perf != 0) && (100 * effective_rate > test_perf )) {
3599 3600 3601 3602 3603
        //fprintf(time_meas_fd,"SNR; MCS; TBS; rate; err0; trials0; err1; trials1; err2; trials2; err3; trials3; dci_err\n");
        if ((transmission_mode != 3) && (transmission_mode != 4)) {
          fprintf(time_meas_fd,"%f;%d;%d;%f;%d;%d;%d;%d;%d;%d;%d;%d;%d;",
                  SNR,
                  mcs1,
3604
                  eNB->dlsch[0][0]->harq_processes[0]->TBS,
3605 3606 3607 3608 3609 3610 3611 3612 3613 3614 3615 3616 3617 3618 3619
                  rate,
                  errs[0],
                  round_trials[0],
                  errs[1],
                  round_trials[1],
                  errs[2],
                  round_trials[2],
                  errs[3],
                  round_trials[3],
                  dci_errors);

          //fprintf(time_meas_fd,"SNR; MCS; TBS; rate; DL_DECOD_ITER; err0; trials0; err1; trials1; err2; trials2; err3; trials3; PE; dci_err;PE;ND;\n");
          fprintf(time_meas_fd,"%f;%d;%d;%f; %2.1f%%;%f;%f;%d;%d;%d;%d;%d;%d;%d;%d;%e;%e;%e;%e;%d;%d;%e;%f;%f;",
                  SNR,
                  mcs1,
3620
                  eNB->dlsch[0][0]->harq_processes[0]->TBS,
3621 3622 3623 3624 3625 3626 3627 3628 3629 3630 3631 3632 3633 3634 3635 3636 3637 3638 3639 3640
                  rate*effective_rate,
                  100*effective_rate,
                  rate,
                  (double)avg_iter/iter_trials,
                  errs[0],
                  round_trials[0],
                  errs[1],
                  round_trials[1],
                  errs[2],
                  round_trials[2],
                  errs[3],
                  round_trials[3],
                  (double)errs[0]/(round_trials[0]),
                  (double)errs[1]/(round_trials[0]),
                  (double)errs[2]/(round_trials[0]),
                  (double)errs[3]/(round_trials[0]),
                  dci_errors,
                  round_trials[0],
                  (double)dci_errors/(round_trials[0]),
                  (1.0*(round_trials[0]-errs[0])+2.0*(round_trials[1]-errs[1])+3.0*(round_trials[2]-errs[2])+4.0*(round_trials[3]-errs[3]))/((double)round_trials[0])/
3641
                  (double)eNB->dlsch[0][0]->harq_processes[0]->TBS,
3642 3643 3644 3645 3646
                  (1.0*(round_trials[0]-errs[0])+2.0*(round_trials[1]-errs[1])+3.0*(round_trials[2]-errs[2])+4.0*(round_trials[3]-errs[3]))/((double)round_trials[0]));
        } else {
          fprintf(time_meas_fd,"%f;%d;%d;%d;%d;%f;%d;%d;%d;%d;%d;%d;%d;%d;%d;",
                  SNR,
                  mcs1,mcs2,
3647 3648
                  eNB->dlsch[0][0]->harq_processes[0]->TBS,
                  eNB->dlsch[0][1]->harq_processes[0]->TBS,
3649 3650 3651 3652 3653 3654 3655 3656 3657 3658 3659 3660 3661 3662 3663
                  rate,
                  errs[0],
                  round_trials[0],
                  errs[1],
                  round_trials[1],
                  errs[2],
                  round_trials[2],
                  errs[3],
                  round_trials[3],
                  dci_errors);

          //fprintf(time_meas_fd,"SNR; MCS; TBS; rate; DL_DECOD_ITER; err0; trials0; err1; trials1; err2; trials2; err3; trials3; PE; dci_err;PE;ND;\n");
          fprintf(time_meas_fd,"%f;%d;%d;%d;%d;%f;%2.1f;%f;%f;%d;%d;%d;%d;%d;%d;%d;%d;%e;%e;%e;%e;%d;%d;%e;%f;%f;",
                  SNR,
                  mcs1,mcs2,
3664 3665
                  eNB->dlsch[0][0]->harq_processes[0]->TBS,
                  eNB->dlsch[0][1]->harq_processes[0]->TBS,
3666 3667 3668 3669 3670 3671 3672 3673 3674 3675 3676 3677 3678 3679 3680 3681 3682 3683 3684 3685
                  rate*effective_rate,
                  100*effective_rate,
                  rate,
                  (double)avg_iter/iter_trials,
                  errs[0],
                  round_trials[0],
                  errs[1],
                  round_trials[1],
                  errs[2],
                  round_trials[2],
                  errs[3],
                  round_trials[3],
                  (double)errs[0]/(round_trials[0]),
                  (double)errs[1]/(round_trials[0]),
                  (double)errs[2]/(round_trials[0]),
                  (double)errs[3]/(round_trials[0]),
                  dci_errors,
                  round_trials[0],
                  (double)dci_errors/(round_trials[0]),
                  (1.0*(round_trials[0]-errs[0])+2.0*(round_trials[1]-errs[1])+3.0*(round_trials[2]-errs[2])+4.0*(round_trials[3]-errs[3]))/((double)round_trials[0])/
3686
                  (double)eNB->dlsch[0][0]->harq_processes[0]->TBS,
3687 3688 3689 3690 3691
                  (1.0*(round_trials[0]-errs[0])+2.0*(round_trials[1]-errs[1])+3.0*(round_trials[2]-errs[2])+4.0*(round_trials[3]-errs[3]))/((double)round_trials[0]));
        }

        //fprintf(time_meas_fd,"eNB_PROC_TX(%d); OFDM_MOD(%d); DL_MOD(%d); DL_SCR(%d); DL_ENC(%d); UE_PROC_RX(%d); OFDM_DEMOD_CH_EST(%d); RX_PDCCH(%d); CH_COMP_LLR(%d); DL_USCR(%d); DL_DECOD(%d);\n",
        fprintf(time_meas_fd,"%d; %d; %d; %d; %d; %d; %d; %d; %d; %d; %d;",
3692 3693 3694 3695 3696 3697 3698 3699 3700 3701 3702
                eNB->phy_proc_tx.trials,
                eNB->ofdm_mod_stats.trials,
                eNB->dlsch_modulation_stats.trials,
                eNB->dlsch_scrambling_stats.trials,
                eNB->dlsch_encoding_stats.trials,
                UE->phy_proc_rx.trials,
                UE->ofdm_demod_stats.trials,
                UE->dlsch_rx_pdcch_stats.trials,
                UE->dlsch_llr_stats.trials,
                UE->dlsch_unscrambling_stats.trials,
                UE->dlsch_decoding_stats.trials
3703 3704
               );
        fprintf(time_meas_fd,"%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;",
3705 3706 3707 3708 3709 3710 3711 3712 3713 3714 3715
                get_time_meas_us(&eNB->phy_proc_tx),
                get_time_meas_us(&eNB->ofdm_mod_stats),
                get_time_meas_us(&eNB->dlsch_modulation_stats),
                get_time_meas_us(&eNB->dlsch_scrambling_stats),
                get_time_meas_us(&eNB->dlsch_encoding_stats),
                get_time_meas_us(&UE->phy_proc_rx),
                nsymb*get_time_meas_us(&UE->ofdm_demod_stats),
                get_time_meas_us(&UE->dlsch_rx_pdcch_stats),
                3*get_time_meas_us(&UE->dlsch_llr_stats),
                get_time_meas_us(&UE->dlsch_unscrambling_stats),
                get_time_meas_us(&UE->dlsch_decoding_stats)
3716 3717 3718 3719 3720 3721 3722 3723 3724 3725 3726 3727 3728 3729 3730 3731 3732 3733 3734 3735 3736 3737 3738 3739 3740 3741 3742 3743 3744
               );
        //fprintf(time_meas_fd,"eNB_PROC_TX_STD;eNB_PROC_TX_MAX;eNB_PROC_TX_MIN;eNB_PROC_TX_MED;eNB_PROC_TX_Q1;eNB_PROC_TX_Q3;eNB_PROC_TX_DROPPED;\n");
        fprintf(time_meas_fd,"%f;%f;%f;%f;%f;%f;%d;", std_phy_proc_tx, t_tx_max, t_tx_min, tx_median, tx_q1, tx_q3, n_tx_dropped);

        //fprintf(time_meas_fd,"IFFT;\n");
        fprintf(time_meas_fd,"%f;%f;%f;%f;", std_phy_proc_tx_ifft, tx_ifft_median, tx_ifft_q1, tx_ifft_q3);

        //fprintf(time_meas_fd,"MOD;\n");
        fprintf(time_meas_fd,"%f;%f;%f;%f;", std_phy_proc_tx_mod, tx_mod_median, tx_mod_q1, tx_mod_q3);

        //fprintf(time_meas_fd,"ENC;\n");
        fprintf(time_meas_fd,"%f;%f;%f;%f;", std_phy_proc_tx_enc, tx_enc_median, tx_enc_q1, tx_enc_q3);


        //fprintf(time_meas_fd,"UE_PROC_RX_STD;UE_PROC_RX_MAX;UE_PROC_RX_MIN;UE_PROC_RX_MED;UE_PROC_RX_Q1;UE_PROC_RX_Q3;UE_PROC_RX_DROPPED;\n");
        fprintf(time_meas_fd,"%f;%f;%f;%f;%f;%f;%d;", std_phy_proc_rx, t_rx_max, t_rx_min, rx_median, rx_q1, rx_q3, n_rx_dropped);

        //fprintf(time_meas_fd,"FFT;\n");
        fprintf(time_meas_fd,"%f;%f;%f;%f;", std_phy_proc_rx_fft, rx_fft_median, rx_fft_q1, rx_fft_q3);

        //fprintf(time_meas_fd,"DEMOD;\n");
        fprintf(time_meas_fd,"%f;%f;%f;%f;", std_phy_proc_rx_demod,rx_demod_median, rx_demod_q1, rx_demod_q3);

        //fprintf(time_meas_fd,"DEC;\n");
        fprintf(time_meas_fd,"%f;%f;%f;%f\n", std_phy_proc_rx_dec, rx_dec_median, rx_dec_q1, rx_dec_q3);


        /*
        fprintf(time_meas_fd,"%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;",
3745 3746 3747 3748 3749 3750 3751 3752 3753 3754 3755
        eNB->phy_proc_tx.trials,
        eNB->ofdm_mod_stats.trials,
        eNB->dlsch_modulation_stats.trials,
        eNB->dlsch_scrambling_stats.trials,
        eNB->dlsch_encoding_stats.trials,
        UE->phy_proc_rx.trials,
        UE->ofdm_demod_stats.trials,
        UE->dlsch_rx_pdcch_stats.trials,
        UE->dlsch_llr_stats.trials,
        UE->dlsch_unscrambling_stats.trials,
        UE->dlsch_decoding_stats.trials);
3756 3757 3758 3759 3760 3761 3762
        */
        printf("[passed] effective rate : %f  (%2.1f%%,%f)): log and break \n",rate*effective_rate, 100*effective_rate, rate );
        break;
      } else if (test_perf !=0 ) {
        printf("[continue] effective rate : %f  (%2.1f%%,%f)): increase snr \n",rate*effective_rate, 100*effective_rate, rate);
      }

3763
      if (((double)errs[0]/(round_trials[0]))<(10.0/n_frames))
3764 3765 3766 3767 3768 3769 3770
        break;
    }// SNR


  } //ch_realization


3771
  fclose(bler_fd);
3772

3773 3774
  if (test_perf !=0)
    fclose (time_meas_fd);
3775

3776 3777
  //fprintf(tikz_fd,"};\n");
  //fclose(tikz_fd);
3778 3779 3780

  if (input_trch_file==1)
    fclose(input_trch_fd);
3781

3782 3783
  if (input_file==1)
    fclose(input_fd);
3784 3785

  if(abstx) { // ABSTRACTION
3786 3787 3788
    fprintf(csv_fd,"];");
    fclose(csv_fd);
  }
3789

3790 3791
  if (uncoded_ber_bit)
    free(uncoded_ber_bit);
3792 3793 3794 3795

  uncoded_ber_bit = NULL;

  for (k=0; k<n_users; k++) {
3796 3797 3798 3799
    free(input_buffer0[k]);
    free(input_buffer1[k]);
    input_buffer0[k]=NULL;
    input_buffer1[k]=NULL;
3800
  }
3801

3802
  printf("Freeing dlsch structures\n");
3803 3804

  for (i=0; i<2; i++) {
3805
    printf("eNB %d\n",i);
3806
    free_eNB_dlsch(eNB->dlsch[0][i]);
3807
    printf("UE %d\n",i);
3808
    free_ue_dlsch(UE->dlsch[0][i]);
3809
  }
3810 3811


3812
  printf("Freeing channel I/O\n");
3813 3814

  for (i=0; i<2; i++) {
3815 3816 3817 3818 3819
    free(s_re[i]);
    free(s_im[i]);
    free(r_re[i]);
    free(r_im[i]);
  }
3820

3821 3822 3823 3824
  free(s_re);
  free(s_im);
  free(r_re);
  free(r_im);
3825

3826
  //  lte_sync_time_free();
3827

3828
  //  printf("[MUMIMO] mcs %d, mcsi %d, offset %d, bler %f\n",mcs,mcs_i,offset_mumimo_llr_drange_fix,((double)errs[0])/((double)round_trials[0]));
3829

3830 3831
  return(0);
}
3832

3833