phy_procedures_lte_eNb.c 160 KB
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/*******************************************************************************

  Eurecom OpenAirInterface
  Copyright(c) 1999 - 2011 Eurecom

  This program is free software; you can redistribute it and/or modify it
  under the terms and conditions of the GNU General Public License,
  version 2, as published by the Free Software Foundation.

  This program is distributed in the hope 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.

  You should have received a copy of the GNU General Public License along with
  this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.

  The full GNU General Public License is included in this distribution in
  the file called "COPYING".

  Contact Information
  Openair Admin: openair_admin@eurecom.fr
  Openair Tech : openair_tech@eurecom.fr
  Forums       : http://forums.eurecom.fsr/openairinterface
  Address      : Eurecom, 2229, route des crêtes, 06560 Valbonne Sophia Antipolis, France

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 *******************************************************************************/
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/*! \file phy_procedures_lte_eNB.c
 * \brief Implementation of eNB procedures from 36.213 LTE specifications
 * \author R. Knopp, F. Kaltenberger
 * \date 2011
 * \version 0.1
 * \company Eurecom
 * \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr
 * \note
 * \warning
 */

#include "PHY/defs.h"
#include "PHY/extern.h"
#include "MAC_INTERFACE/defs.h"
#include "MAC_INTERFACE/extern.h"
#include "SCHED/defs.h"
#include "SCHED/extern.h"

#ifdef EMOS
#include "SCHED/phy_procedures_emos.h"
#endif

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#define DEBUG_PHY_PROC 1
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//#define DEBUG_ULSCH

#include "ARCH/CBMIMO1/DEVICE_DRIVER/extern.h"
#include "ARCH/CBMIMO1/DEVICE_DRIVER/defs.h"
#include "ARCH/CBMIMO1/DEVICE_DRIVER/from_grlib_softregs.h"

//#ifdef OPENAIR2
#include "LAYER2/MAC/extern.h"
#include "LAYER2/MAC/defs.h"
#include "UTIL/LOG/log.h"
#include "UTIL/LOG/vcd_signal_dumper.h"
//#endif

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#include "assertions.h"

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#if defined(ENABLE_ITTI)
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#   include "intertask_interface.h"
#   if defined(ENABLE_RAL)
#     include "timer.h"
#   endif
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#endif

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//#define DIAG_PHY

#define NS_PER_SLOT 500000

#define PUCCH 1

#define PUCCH1_THRES 25

extern inline unsigned int taus(void);
extern int exit_openair;
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//extern void do_OFDM_mod(mod_sym_t **txdataF, s32 **txdata, uint32_t frame, u16 next_slot, LTE_DL_FRAME_PARMS *frame_parms);
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unsigned char dlsch_input_buffer[2700] __attribute__ ((aligned(16)));
int eNB_sync_buffer0[640*6] __attribute__ ((aligned(16)));
int eNB_sync_buffer1[640*6] __attribute__ ((aligned(16)));
int *eNB_sync_buffer[2] = {eNB_sync_buffer0, eNB_sync_buffer1};


unsigned int max_peak_val; 
int max_sect_id, max_sync_pos;

//DCI_ALLOC_t dci_alloc[8];

#ifdef EMOS
fifo_dump_emos_eNB emos_dump_eNB;
#endif

#if defined(SMBV) && !defined(EXMIMO)
extern const char smbv_fname[];
extern unsigned short config_frames[4];
extern u8 smbv_frame_cnt;
#endif

#ifdef DIAG_PHY
extern int rx_sig_fifo;
#endif
static unsigned char I0_clear = 1;

u8 is_SR_subframe(PHY_VARS_eNB *phy_vars_eNB,u8 UE_id,u8 subframe) {
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  LOG_D(PHY,"[eNB %d][SR %x] Frame %d subframe %d Checking for SR TXOp(sr_ConfigIndex %d)\n",
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      phy_vars_eNB->Mod_id,phy_vars_eNB->ulsch_eNB[UE_id]->rnti,phy_vars_eNB->frame,subframe,
      phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex);

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  if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 4) {        // 5 ms SR period
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      if ((subframe%5) == phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex)
        return(1);
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  }
  else if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 14) {  // 10 ms SR period
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      if (subframe==(phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex-5))
        return(1);
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  }
  else if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 34) { // 20 ms SR period
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      if ((10*(phy_vars_eNB->frame&1)+subframe) == (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex-15))
        return(1);
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  }
  else if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 74) { // 40 ms SR period
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      if ((10*(phy_vars_eNB->frame&3)+subframe) == (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex-35))
        return(1);
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  }
  else if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 154) { // 80 ms SR period
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      if ((10*(phy_vars_eNB->frame&7)+subframe) == (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex-75))
        return(1);
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  }

  return(0);
}
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s32 add_ue(s16 rnti, PHY_VARS_eNB *phy_vars_eNB) {
  u8 i;

  //#ifdef DEBUG_PHY_PROC
  LOG_I(PHY,"[eNB %d] Adding UE with rnti %x\n",phy_vars_eNB->Mod_id,rnti);
  //#endif
  for (i=0;i<NUMBER_OF_UE_MAX;i++) {
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      if ((phy_vars_eNB->dlsch_eNB[i]==NULL) || (phy_vars_eNB->ulsch_eNB[i]==NULL)) {
          LOG_E(PHY,"Can't add UE, not enough memory allocated\n");
          return(-1);
      }
      else {
          if (phy_vars_eNB->eNB_UE_stats[i].crnti==0) {
              LOG_I(PHY,"UE_id %d associated with rnti %x\n",i, rnti);
              phy_vars_eNB->dlsch_eNB[i][0]->rnti = rnti;
              phy_vars_eNB->ulsch_eNB[i]->rnti = rnti;
              phy_vars_eNB->eNB_UE_stats[i].crnti = rnti;
              return(i);
          }
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      }
  }
  return(-1);
}

s32 remove_ue(u16 rnti, PHY_VARS_eNB *phy_vars_eNB, u8 abstraction_flag) {
  u8 i;

  //#ifdef DEBUG_PHY_PROC
  LOG_I(PHY,"eNB %d removing UE with rnti %x\n",phy_vars_eNB->Mod_id,rnti);
  //#endif
  for (i=0;i<NUMBER_OF_UE_MAX;i++) {
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      if ((phy_vars_eNB->dlsch_eNB[i]==NULL) || (phy_vars_eNB->ulsch_eNB[i]==NULL)) {
          LOG_E(PHY,"Can't remove UE, not enough memory allocated\n");
          return(-1);
      }
      else {
          if (phy_vars_eNB->eNB_UE_stats[i].crnti==rnti) {
              //msg("[PHY] UE_id %d\n",i);
              clean_eNb_dlsch(phy_vars_eNB->dlsch_eNB[i][0], abstraction_flag);
              clean_eNb_ulsch(phy_vars_eNB->ulsch_eNB[i],abstraction_flag);
              //phy_vars_eNB->eNB_UE_stats[i].crnti = 0;
              memset(&phy_vars_eNB->eNB_UE_stats[i],0,sizeof(LTE_eNB_UE_stats));
              return(i);
          }
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      }
  }

  return(-1);
}

s8 find_next_ue_index(PHY_VARS_eNB *phy_vars_eNB) {
  u8 i;

  for (i=0;i<NUMBER_OF_UE_MAX;i++) {
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      if (phy_vars_eNB->eNB_UE_stats[i].crnti==0) {
          /*if ((phy_vars_eNB->dlsch_eNB[i]) &&
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	(phy_vars_eNB->dlsch_eNB[i][0]) && 
	(phy_vars_eNB->dlsch_eNB[i][0]->rnti==0))*/ 
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          LOG_D(PHY,"Next free UE id is %d\n",i);
          return(i);
      }
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  }
  return(-1);
}

int get_ue_active_harq_pid(u8 Mod_id,u16 rnti,u8 subframe,u8 *harq_pid,u8 *round,u8 ul_flag) {

  LTE_eNB_DLSCH_t *DLSCH_ptr;  
  LTE_eNB_ULSCH_t *ULSCH_ptr;  
  //  u8 subframe_m4;
  u8 ulsch_subframe,ulsch_frame; 
  u8 i;
  s8 UE_id = find_ue(rnti,PHY_vars_eNB_g[Mod_id]);
  u32 frame = PHY_vars_eNB_g[Mod_id]->frame;

  if (UE_id==-1) {
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      LOG_E(PHY,"Cannot find UE with rnti %x\n",rnti);
      *round=0;
      return(-1);
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  }

  if (ul_flag == 0)  {// this is a DL request
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      DLSCH_ptr = PHY_vars_eNB_g[Mod_id]->dlsch_eNB[(u32)UE_id][0];
      /*
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	  if (subframe<4)
	  subframe_m4 = subframe+6;
	  else
	  subframe_m4 = subframe-4;
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       */
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#ifdef DEBUG_PHY_PROC
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      LOG_D(PHY,"[eNB %d] get_ue_active_harq_pid: Frame %d subframe %d, current harq_id %d\n",
          Mod_id,frame,subframe,DLSCH_ptr->harq_ids[subframe]);
#endif
      // switch on TDD or FDD configuration here later
      *harq_pid = DLSCH_ptr->harq_ids[subframe];
      if ((*harq_pid<DLSCH_ptr->Mdlharq) &&
          ((DLSCH_ptr->harq_processes[*harq_pid]->round > 0))) {

          *round = DLSCH_ptr->harq_processes[*harq_pid]->round;
          LOG_D(PHY,"round %d\n",*round);

          //    else if ((subframe_m4==5) || (subframe_m4==6)) {
          //      *harq_pid = 0;//DLSCH_ptr->harq_ids[subframe_m4];//Ankit
          //     *round    = DLSCH_ptr->harq_processes[*harq_pid]->round;
          //    }
      }
      else {
          // get first free harq_pid (i.e. round 0)
          for (i=0;i<DLSCH_ptr->Mdlharq;i++) {
              if (DLSCH_ptr->harq_processes[i]!=NULL) {
                  if (DLSCH_ptr->harq_processes[i]->status != ACTIVE) {
                      *harq_pid = i;//0;//i; //(Ankit)
                      *round = 0;
                      return(0);
                  }
                  else {
                      LOG_D(PHY,"process %d is active\n",i);
                  }
              }
              else {
                  LOG_E(PHY,"[eNB %d] DLSCH process %d for rnti %x (UE_id %d) not allocated\n",Mod_id,i,rnti,UE_id);
                  return(-1);
              }
          }
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      }
  }
  else {  // This is a UL request

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      ULSCH_ptr = PHY_vars_eNB_g[Mod_id]->ulsch_eNB[(u32)UE_id];
      ulsch_subframe = pdcch_alloc2ul_subframe(&PHY_vars_eNB_g[Mod_id]->lte_frame_parms,subframe);
      ulsch_frame    = pdcch_alloc2ul_frame(&PHY_vars_eNB_g[Mod_id]->lte_frame_parms,frame,subframe);
      // Note this is for TDD configuration 3,4,5 only
      *harq_pid = subframe2harq_pid(&PHY_vars_eNB_g[Mod_id]->lte_frame_parms,
          ulsch_frame,
          ulsch_subframe);
      *round    = ULSCH_ptr->harq_processes[*harq_pid]->round;
      LOG_D(PHY,"[eNB %d][PUSCH %d] Frame %d subframe %d Checking HARQ, round %d\n",Mod_id,*harq_pid,frame,subframe,*round);
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  }
  return(0);
}


int CCE_table[800];

void init_nCCE_table(void) {
  memset(CCE_table,0,800*sizeof(int));
}


int get_nCCE_offset(unsigned char L, int nCCE, int common_dci, unsigned short rnti, unsigned char subframe) {

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  int search_space_free,m,nb_candidates = 0,l,i;
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  unsigned int Yk;
  /*
    printf("CCE Allocation: ");
    for (i=0;i<nCCE;i++)
    printf("%d.",CCE_table[i]);
    printf("\n");
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   */
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  if (common_dci == 1) {
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      // check CCE(0 ... L-1)
      nb_candidates = (L==4) ? 4 : 2;
      for (m = 0 ; m < nb_candidates ; m++) {
          search_space_free = 1;
          for (l=0;l<L;l++) {
              if (CCE_table[(m*L) + l] == 1) {
                  search_space_free = 0;
                  break;
              }
          }
          if (search_space_free == 1) {
              for (l=0;l<L;l++)
                CCE_table[(m*L)+l]=1;
              return(m*L);
          }
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      }
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      return(-1);
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  }
  else {  // Find first available in ue specific search space
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      // according to procedure in Section 9.1.1 of 36.213 (v. 8.6)
      // compute Yk
      Yk = (unsigned int)rnti;

      for (i=0;i<=subframe;i++)
        Yk = (Yk*39827)%65537;

      Yk = Yk % (nCCE/L);


      switch (L) {
      case 1:
      case 2:
        nb_candidates = 6;
        break;
      case 4:
      case 8:
        nb_candidates = 2;
        break;
      default:
        DevParam(L, nCCE, rnti);
        break;
      }

      //        LOG_I(PHY,"rnti %x, Yk = %d, nCCE %d (nCCE/L %d),nb_cand %d\n",rnti,Yk,nCCE,nCCE/L,nb_candidates);

      for (m = 0 ; m < nb_candidates ; m++) {
          search_space_free = 1;
          for (l=0;l<L;l++) {
              if (CCE_table[(((Yk+m)%(nCCE/L))*L) + l] == 1) {
                  search_space_free = 0;
                  break;
              }
          }
          if (search_space_free == 1) {
              for (l=0;l<L;l++)
                CCE_table[(((Yk+m)%(nCCE/L))*L)+l]=1;
              return(((Yk+m)%(nCCE/L))*L);
          }
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      }
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      return(-1);
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  }
}

#ifdef EMOS
void phy_procedures_emos_eNB_TX(unsigned char next_slot, PHY_VARS_eNB *phy_vars_eNB) {

}
#endif

/*
  void phy_procedures_eNB_S_TX(unsigned char next_slot,PHY_VARS_eNB *phy_vars_eNB,u8 abstraction_flag) {

  int sect_id = 0, aa;

  if (next_slot%2==0) {
  #ifdef DEBUG_PHY_PROC
  msg("[PHY][eNB %d] Frame %d, slot %d: Generating pilots for DL-S\n",
  phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot);
  #endif
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  for (sect_id=0;sect_id<number_of_cards;sect_id++) {
  if (abstraction_flag == 0) {

  for (aa=0; aa<phy_vars_eNB->lte_frame_parms.nb_antennas_tx; aa++) {
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  #ifdef IFFT_FPGA
  memset(&phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id][aa][next_slot*(phy_vars_eNB->lte_frame_parms.N_RB_DL*12)*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)],
  0,(phy_vars_eNB->lte_frame_parms.N_RB_DL*12)*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)*sizeof(mod_sym_t));
  #else
  memset(&phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id][aa][next_slot*phy_vars_eNB->lte_frame_parms.ofdm_symbol_size*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)],
  0,phy_vars_eNB->lte_frame_parms.ofdm_symbol_size*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)*sizeof(mod_sym_t));
  #endif
  }

  generate_pilots_slot(phy_vars_eNB,
  phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
  AMP,
  next_slot);

  msg("[PHY][eNB] Frame %d, subframe %d Generating PSS\n",
  phy_vars_eNB->frame,next_slot>>1);
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  generate_pss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
  4*AMP,
  &phy_vars_eNB->lte_frame_parms,
  2,
  next_slot);
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  }
  else {
  #ifdef PHY_ABSTRACTION
  generate_pss_emul(phy_vars_eNB,sect_id);
  #endif
  }
  }
  }
  }
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 */
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void phy_procedures_eNB_S_RX(unsigned char last_slot,PHY_VARS_eNB *phy_vars_eNB,u8 abstraction_flag,relaying_type_t r_type) {
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  unsigned char sect_id=0; 

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#ifdef DEBUG_PHY_PROC
  LOG_D(PHY,"[eNB %d] Frame %d: Doing phy_procedures_eNB_S_RX(%d)\n", phy_vars_eNB->Mod_id,phy_vars_eNB->frame, last_slot);
#endif    
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  if (last_slot%2 == 0) {
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      for (sect_id=0;sect_id<number_of_cards;sect_id++) {

          if (abstraction_flag == 0) {
              lte_eNB_I0_measurements(phy_vars_eNB,
                  sect_id,
                  phy_vars_eNB->first_run_I0_measurements);
          }
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#ifdef PHY_ABSTRACTION
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          else {
              lte_eNB_I0_measurements_emul(phy_vars_eNB,
                  sect_id);
          }
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#endif
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      }

      if (I0_clear == 1)
        I0_clear = 0;
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  }
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}

#ifdef EMOS
void phy_procedures_emos_eNB_RX(unsigned char last_slot,PHY_VARS_eNB *phy_vars_eNB) {
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  u8 aa;
  u16 last_subframe_emos;
  u16 pilot_pos1 = 3 - phy_vars_eNB->lte_frame_parms.Ncp, pilot_pos2 = 10 - 2*phy_vars_eNB->lte_frame_parms.Ncp;
  u32 bytes;

  // this is for all UL subframes
  /*
  if (last_slot > 3)
    last_subframe_emos = (last_slot-4)>>1;
  else 
    mac_xface->macphy_exit("should never happen");
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   */
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  last_subframe_emos=0;

#ifdef EMOS_CHANNEL
  //if (last_slot%2==1) // this is for all UL subframes
  if (last_slot==7) 
    for (aa=0; aa<phy_vars_eNB->lte_frame_parms.nb_antennas_rx; aa++) {
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        memcpy(&emos_dump_eNB.channel[aa][last_subframe_emos*2*phy_vars_eNB->lte_frame_parms.N_RB_UL*12],
            &phy_vars_eNB->lte_eNB_pusch_vars[0]->drs_ch_estimates[0][aa][phy_vars_eNB->lte_frame_parms.N_RB_UL*12*pilot_pos1],
            phy_vars_eNB->lte_frame_parms.N_RB_UL*12*sizeof(int));
        memcpy(&emos_dump_eNB.channel[aa][(last_subframe_emos*2+1)*phy_vars_eNB->lte_frame_parms.N_RB_UL*12],
            &phy_vars_eNB->lte_eNB_pusch_vars[0]->drs_ch_estimates[0][aa][phy_vars_eNB->lte_frame_parms.N_RB_UL*12*pilot_pos2],
            phy_vars_eNB->lte_frame_parms.N_RB_UL*12*sizeof(int));
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    }
#endif

  if (last_slot==9) {
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      emos_dump_eNB.timestamp = rt_get_time_ns();
      emos_dump_eNB.frame_tx = phy_vars_eNB->frame;
      emos_dump_eNB.rx_total_gain_dB = phy_vars_eNB->rx_total_gain_eNB_dB;
      emos_dump_eNB.mimo_mode = phy_vars_eNB->transmission_mode[0];
      memcpy(&emos_dump_eNB.PHY_measurements_eNB,
          &phy_vars_eNB->PHY_measurements_eNB[0],
          sizeof(PHY_MEASUREMENTS_eNB));
      memcpy(&emos_dump_eNB.eNB_UE_stats[0],&phy_vars_eNB->eNB_UE_stats[0],NUMBER_OF_UE_MAX*sizeof(LTE_eNB_UE_stats));

      bytes = rtf_put(CHANSOUNDER_FIFO_MINOR, &emos_dump_eNB, sizeof(fifo_dump_emos_eNB));
      //bytes = rtf_put(CHANSOUNDER_FIFO_MINOR, "test", sizeof("test"));
      if (bytes!=sizeof(fifo_dump_emos_eNB)) {
          LOG_W(PHY,"[eNB %d] Frame %d, slot %d, Problem writing EMOS data to FIFO (bytes=%d, size=%d)\n",
              phy_vars_eNB->Mod_id,phy_vars_eNB->frame, last_slot,bytes,sizeof(fifo_dump_emos_eNB));
      }
      else {
          if (phy_vars_eNB->frame%100==0) {
              LOG_I(PHY,"[eNB %d] Frame %d (%d), slot %d, Writing %d bytes EMOS data to FIFO\n",
                  phy_vars_eNB->Mod_id,phy_vars_eNB->frame, ((fifo_dump_emos_eNB*)&emos_dump_eNB)->frame_tx, last_slot, bytes);
          }
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      }
  }
}
#endif

#ifndef OPENAIR2
void fill_dci(DCI_PDU *DCI_pdu, u8 subframe, PHY_VARS_eNB *phy_vars_eNB) {

  int i;
  u8 cooperation_flag = phy_vars_eNB->cooperation_flag;
  u8 transmission_mode = phy_vars_eNB->transmission_mode[0];

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  u32 rballoc = 0x7FFF;
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  u32 rballoc2 = 0x000F;
  /*
    u32 rand = taus();
    if ((subframe==8) || (subframe==9) || (subframe==0))
    rand = (rand%5)+5;
    else
    rand = (rand%4)+5;
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   */
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  DCI_pdu->Num_common_dci = 0;
  DCI_pdu->Num_ue_spec_dci=0;

  switch (subframe) {
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  case 5:
    DCI_pdu->Num_common_dci = 1;
    DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1A_5MHz_TDD_1_6_t;
    DCI_pdu->dci_alloc[0].L          = 2;
    DCI_pdu->dci_alloc[0].rnti       = SI_RNTI;
    DCI_pdu->dci_alloc[0].format     = format1A;
    DCI_pdu->dci_alloc[0].ra_flag    = 0;
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    BCCH_alloc_pdu.type              = 1;
    BCCH_alloc_pdu.vrb_type          = 0;
    BCCH_alloc_pdu.rballoc           = computeRIV(25,10,3);
    BCCH_alloc_pdu.ndi               = 1;
    BCCH_alloc_pdu.rv                = 1;
    BCCH_alloc_pdu.mcs               = 1;
    BCCH_alloc_pdu.harq_pid          = 0;
    BCCH_alloc_pdu.TPC               = 1;      // set to 3 PRB
    memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],&BCCH_alloc_pdu,sizeof(DCI1A_5MHz_TDD_1_6_t));
    break;
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  case 6:
    /*
      DCI_pdu->Num_ue_spec_dci = 1;
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI2_5MHz_2A_M10PRB_TDD_t;
      DCI_pdu->dci_alloc[0].L          = 2;
      DCI_pdu->dci_alloc[0].rnti       = 0x1236;
      DCI_pdu->dci_alloc[0].format     = format2_2A_M10PRB;
      DCI_pdu->dci_alloc[0].ra_flag    = 0;

      DLSCH_alloc_pdu1.rballoc          = 0x00ff;
      DLSCH_alloc_pdu1.TPC              = 0;
      DLSCH_alloc_pdu1.dai              = 0;
      DLSCH_alloc_pdu1.harq_pid         = 0;
      DLSCH_alloc_pdu1.tb_swap          = 0;
      DLSCH_alloc_pdu1.mcs1             = 0;
      DLSCH_alloc_pdu1.ndi1             = 1;
      DLSCH_alloc_pdu1.rv1              = 0;
      DLSCH_alloc_pdu1.tpmi             = 0;
      memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu1,sizeof(DCI2_5MHz_2A_M10PRB_TDD_t));
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     */
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    break;
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  case 7:
    DCI_pdu->Num_ue_spec_dci = 1;
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    if (transmission_mode<3) {
        //user 1
        DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1_5MHz_TDD_t;
        DCI_pdu->dci_alloc[0].L          = 2;
        DCI_pdu->dci_alloc[0].rnti       = 0x1235;
        DCI_pdu->dci_alloc[0].format     = format1;
        DCI_pdu->dci_alloc[0].ra_flag    = 0;

        DLSCH_alloc_pdu.rballoc          = rballoc;
        DLSCH_alloc_pdu.TPC              = 0;
        DLSCH_alloc_pdu.dai              = 0;
        DLSCH_alloc_pdu.harq_pid         = 0;
        DLSCH_alloc_pdu.mcs              = openair_daq_vars.target_ue_dl_mcs;
        //DLSCH_alloc_pdu.mcs              = (unsigned char) ((phy_vars_eNB->frame%1024)%28);
        DLSCH_alloc_pdu.ndi              = 1;
        DLSCH_alloc_pdu.rv               = 0;
        memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu,sizeof(DCI1_5MHz_TDD_t));

        /*
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      //user2
      DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI1_5MHz_TDD_t; 
      DCI_pdu->dci_alloc[1].L          = 2;
      DCI_pdu->dci_alloc[1].rnti       = 0x1236;
      DCI_pdu->dci_alloc[1].format     = format1;
      DCI_pdu->dci_alloc[1].ra_flag    = 0;

      DLSCH_alloc_pdu.rballoc          = rballoc2;
      DLSCH_alloc_pdu.TPC              = 0;
      DLSCH_alloc_pdu.dai              = 0;
      DLSCH_alloc_pdu.harq_pid         = 1;
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      //DLSCH_alloc_pdu.mcs              = (unsigned char) ((phy_vars_eNB->frame%1024)%28);      
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      DLSCH_alloc_pdu.mcs              = openair_daq_vars.target_ue_dl_mcs;
      DLSCH_alloc_pdu.ndi              = 1;
      DLSCH_alloc_pdu.rv               = 0;
      memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&DLSCH_alloc_pdu,sizeof(DCI1_5MHz_TDD_t));
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         */
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    }
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    else if (transmission_mode==5) {
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        DCI_pdu->Num_ue_spec_dci = 2;
        // user 1
        DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1E_5MHz_2A_M10PRB_TDD_t;
        DCI_pdu->dci_alloc[0].L          = 3;
        DCI_pdu->dci_alloc[0].rnti       = 0x1235;
        DCI_pdu->dci_alloc[0].format     = format1E_2A_M10PRB;
        DCI_pdu->dci_alloc[0].ra_flag    = 0;

        DLSCH_alloc_pdu1E.tpmi             = 5; //5=use feedback
        DLSCH_alloc_pdu1E.rv               = 0;
        DLSCH_alloc_pdu1E.ndi              = 1;
        //DLSCH_alloc_pdu1E.mcs            = cqi_to_mcs[phy_vars_eNB->eNB_UE_stats->DL_cqi[0]];
        //DLSCH_alloc_pdu1E.mcs            = (unsigned char) (taus()%28);
        DLSCH_alloc_pdu1E.mcs              = openair_daq_vars.target_ue_dl_mcs;
        //DLSCH_alloc_pdu1E.mcs            = (unsigned char) ((phy_vars_eNB->frame%1024)%28);
        phy_vars_eNB->eNB_UE_stats[0].dlsch_mcs1 = DLSCH_alloc_pdu1E.mcs;
        DLSCH_alloc_pdu1E.harq_pid         = 0;
        DLSCH_alloc_pdu1E.dai              = 0;
        DLSCH_alloc_pdu1E.TPC              = 0;
        DLSCH_alloc_pdu1E.rballoc          = openair_daq_vars.ue_dl_rb_alloc;
        DLSCH_alloc_pdu1E.rah              = 0;
        DLSCH_alloc_pdu1E.dl_power_off     = 0; //0=second user present
        memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu1E,sizeof(DCI1E_5MHz_2A_M10PRB_TDD_t));

        //user 2
        DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI1E_5MHz_2A_M10PRB_TDD_t;
        DCI_pdu->dci_alloc[1].L          = 0;
        DCI_pdu->dci_alloc[1].rnti       = 0x1236;
        DCI_pdu->dci_alloc[1].format     = format1E_2A_M10PRB;
        DCI_pdu->dci_alloc[1].ra_flag    = 0;
        //DLSCH_alloc_pdu1E.mcs            = openair_daq_vars.target_ue_dl_mcs;
        //DLSCH_alloc_pdu1E.mcs            = (unsigned char) (taus()%28);
        //DLSCH_alloc_pdu1E.mcs            = (unsigned char) ((phy_vars_eNB->frame%1024)%28);
        DLSCH_alloc_pdu1E.mcs            = (unsigned char) (((phy_vars_eNB->frame%1024)/3)%28);
        phy_vars_eNB->eNB_UE_stats[1].dlsch_mcs1 = DLSCH_alloc_pdu1E.mcs;

        memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&DLSCH_alloc_pdu1E,sizeof(DCI1E_5MHz_2A_M10PRB_TDD_t));

        // set the precoder of the second UE orthogonal to the first
        phy_vars_eNB->eNB_UE_stats[1].DL_pmi_single = (phy_vars_eNB->eNB_UE_stats[0].DL_pmi_single ^ 0x1555);
    }
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    break;
    /*
  case 8:
    DCI_pdu->Num_common_dci = 1;
    DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1A_5MHz_TDD_1_6_t;
    DCI_pdu->dci_alloc[0].L          = 2;
    DCI_pdu->dci_alloc[0].rnti       = 0xbeef;
    DCI_pdu->dci_alloc[0].format     = format1A;
    DCI_pdu->dci_alloc[0].ra_flag    = 1;

    RA_alloc_pdu.type                = 1;
    RA_alloc_pdu.vrb_type            = 0;
    RA_alloc_pdu.rballoc             = computeRIV(25,12,3);
    RA_alloc_pdu.ndi      = 1;
    RA_alloc_pdu.rv       = 1;
    RA_alloc_pdu.mcs      = 4;
    RA_alloc_pdu.harq_pid = 0;
    RA_alloc_pdu.TPC      = 1;

    memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],&RA_alloc_pdu,sizeof(DCI1A_5MHz_TDD_1_6_t));
    break;
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     */
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  case 9:
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    DCI_pdu->Num_ue_spec_dci = 2;
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    //user 1
    DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI0_5MHz_TDD_1_6_t ; 
    DCI_pdu->dci_alloc[0].L          = 2;
    DCI_pdu->dci_alloc[0].rnti       = 0x1235;
    DCI_pdu->dci_alloc[0].format     = format0;
    DCI_pdu->dci_alloc[0].ra_flag    = 0;

    UL_alloc_pdu.type    = 0;
    UL_alloc_pdu.hopping = 0;
    UL_alloc_pdu.rballoc = computeRIV(25,2,openair_daq_vars.ue_ul_nb_rb);
    UL_alloc_pdu.mcs     = openair_daq_vars.target_ue_ul_mcs;
    UL_alloc_pdu.ndi     = 1;
    UL_alloc_pdu.TPC     = 0;
    UL_alloc_pdu.cshift  = 0;
    UL_alloc_pdu.dai     = 0;
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    UL_alloc_pdu.cqi_req = 1;
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    memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&UL_alloc_pdu,sizeof(DCI0_5MHz_TDD_1_6_t));
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    DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI0_5MHz_TDD_1_6_t ; 
    DCI_pdu->dci_alloc[1].L          = 2;
    DCI_pdu->dci_alloc[1].rnti       = 0x1236;
    DCI_pdu->dci_alloc[1].format     = format0;
    DCI_pdu->dci_alloc[1].ra_flag    = 0;

    UL_alloc_pdu.type    = 0;
    UL_alloc_pdu.hopping = 0;
    if (cooperation_flag==0)
      UL_alloc_pdu.rballoc = computeRIV(25,2+openair_daq_vars.ue_ul_nb_rb,openair_daq_vars.ue_ul_nb_rb);
    else 
      UL_alloc_pdu.rballoc = computeRIV(25,0,openair_daq_vars.ue_ul_nb_rb);
    UL_alloc_pdu.mcs     = openair_daq_vars.target_ue_ul_mcs;
    UL_alloc_pdu.ndi     = 1;
    UL_alloc_pdu.TPC     = 0;
    if ((cooperation_flag==0) || (cooperation_flag==1))
      UL_alloc_pdu.cshift  = 0;
    else
      UL_alloc_pdu.cshift  = 1;
    UL_alloc_pdu.dai     = 0;
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    UL_alloc_pdu.cqi_req = 1;
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    memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&UL_alloc_pdu,sizeof(DCI0_5MHz_TDD_1_6_t));

    break;

  default:
    break;
  }

  DCI_pdu->nCCE = 0;
  for (i=0;i<DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci;i++) {
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      DCI_pdu->nCCE += (1<<(DCI_pdu->dci_alloc[i].L));
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  }

}

#ifdef EMOS
void fill_dci_emos(DCI_PDU *DCI_pdu, u8 subframe, PHY_VARS_eNB *phy_vars_eNB) {

  int i;
  u8 cooperation_flag = phy_vars_eNB->cooperation_flag;
  u8 transmission_mode = phy_vars_eNB->transmission_mode[0];

  //u32 rballoc = 0x00F0;
  //u32 rballoc2 = 0x000F;
  /*
  u32 rand = taus();
  if ((subframe==8) || (subframe==9) || (subframe==0))
    rand = (rand%5)+5;
  else
    rand = (rand%4)+5;
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   */
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  DCI_pdu->Num_common_dci = 0;
  DCI_pdu->Num_ue_spec_dci=0;

  switch (subframe) {
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  case 5:
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    DCI_pdu->Num_ue_spec_dci = 1;

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    if (transmission_mode<3) {
        //user 1
        DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1_5MHz_TDD_t;
        DCI_pdu->dci_alloc[0].L          = 2;
        DCI_pdu->dci_alloc[0].rnti       = 0x1235;
        DCI_pdu->dci_alloc[0].format     = format1;
        DCI_pdu->dci_alloc[0].ra_flag    = 0;

        DLSCH_alloc_pdu.rballoc          = openair_daq_vars.ue_dl_rb_alloc;
        DLSCH_alloc_pdu.TPC              = 0;
        DLSCH_alloc_pdu.dai              = 0;
        DLSCH_alloc_pdu.harq_pid         = 1;
        DLSCH_alloc_pdu.mcs              = openair_daq_vars.target_ue_dl_mcs;
        DLSCH_alloc_pdu.ndi              = 1;
        DLSCH_alloc_pdu.rv               = 0;
        memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu,sizeof(DCI1_5MHz_TDD_t));

        /*
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      //user2
      DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI1_5MHz_TDD_t; 
      DCI_pdu->dci_alloc[1].L          = 2;
      DCI_pdu->dci_alloc[1].rnti       = 0x1236;
      DCI_pdu->dci_alloc[1].format     = format1;
      DCI_pdu->dci_alloc[1].ra_flag    = 0;
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      DLSCH_alloc_pdu.rballoc          = rballoc2;
      DLSCH_alloc_pdu.TPC              = 0;
      DLSCH_alloc_pdu.dai              = 0;
      DLSCH_alloc_pdu.harq_pid         = 1;
      DLSCH_alloc_pdu.mcs              = openair_daq_vars.target_ue_dl_mcs;
      DLSCH_alloc_pdu.ndi              = 1;
      DLSCH_alloc_pdu.rv               = 0;
      memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&DLSCH_alloc_pdu,sizeof(DCI1_5MHz_TDD_t));
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         */
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    }
    else if (transmission_mode==5) {
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        DCI_pdu->Num_ue_spec_dci = 2;
        // user 1
        DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1E_5MHz_2A_M10PRB_TDD_t;
        DCI_pdu->dci_alloc[0].L          = 2;
        DCI_pdu->dci_alloc[0].rnti       = 0x1235;
        DCI_pdu->dci_alloc[0].format     = format1E_2A_M10PRB;
        DCI_pdu->dci_alloc[0].ra_flag    = 0;

        DLSCH_alloc_pdu1E.tpmi             = 5; //5=use feedback
        DLSCH_alloc_pdu1E.rv               = 0;
        DLSCH_alloc_pdu1E.ndi              = 1;
        DLSCH_alloc_pdu1E.mcs              = openair_daq_vars.target_ue_dl_mcs;
        DLSCH_alloc_pdu1E.harq_pid         = 1;
        DLSCH_alloc_pdu1E.dai              = 0;
        DLSCH_alloc_pdu1E.TPC              = 0;
        DLSCH_alloc_pdu1E.rballoc          = openair_daq_vars.ue_dl_rb_alloc;
        DLSCH_alloc_pdu1E.rah              = 0;
        DLSCH_alloc_pdu1E.dl_power_off     = 0; //0=second user present
        memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu1E,sizeof(DCI1E_5MHz_2A_M10PRB_TDD_t));

        //user 2
        DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI1E_5MHz_2A_M10PRB_TDD_t;
        DCI_pdu->dci_alloc[1].L          = 2;
        DCI_pdu->dci_alloc[1].rnti       = 0x1236;
        DCI_pdu->dci_alloc[1].format     = format1E_2A_M10PRB;
        DCI_pdu->dci_alloc[1].ra_flag    = 0;

        memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&DLSCH_alloc_pdu1E,sizeof(DCI1E_5MHz_2A_M10PRB_TDD_t));

        // set the precoder of the second UE orthogonal to the first
        phy_vars_eNB->eNB_UE_stats[1].DL_pmi_single = (phy_vars_eNB->eNB_UE_stats[0].DL_pmi_single ^ 0x1555);
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    }
    break;

  case 7:
    DCI_pdu->Num_common_dci = 1;
    DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1A_5MHz_TDD_1_6_t;
    DCI_pdu->dci_alloc[0].L          = 2;
    DCI_pdu->dci_alloc[0].rnti       = 0xbeef;
    DCI_pdu->dci_alloc[0].format     = format1A;
    DCI_pdu->dci_alloc[0].ra_flag    = 1;

    RA_alloc_pdu.type                = 1;
    RA_alloc_pdu.vrb_type            = 0;
    RA_alloc_pdu.rballoc             = computeRIV(25,12,3);
    RA_alloc_pdu.ndi      = 1;
    RA_alloc_pdu.rv       = 1;
    RA_alloc_pdu.mcs      = 4;
    RA_alloc_pdu.harq_pid = 0;
    RA_alloc_pdu.TPC      = 1;

    memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],&RA_alloc_pdu,sizeof(DCI1A_5MHz_TDD_1_6_t));
    break;

  case 9:
    DCI_pdu->Num_ue_spec_dci = 1;

    //user 1
    DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI0_5MHz_TDD_1_6_t ; 
    DCI_pdu->dci_alloc[0].L          = 2;
    DCI_pdu->dci_alloc[0].rnti       = 0x1235;
    DCI_pdu->dci_alloc[0].format     = format0;
    DCI_pdu->dci_alloc[0].ra_flag    = 0;

    UL_alloc_pdu.type    = 0;
    UL_alloc_pdu.hopping = 0;
    UL_alloc_pdu.rballoc = computeRIV(25,0,openair_daq_vars.ue_ul_nb_rb);
    UL_alloc_pdu.mcs     = openair_daq_vars.target_ue_ul_mcs;
    UL_alloc_pdu.ndi     = 1;
    UL_alloc_pdu.TPC     = 0;
    UL_alloc_pdu.cshift  = 0;
    UL_alloc_pdu.dai     = 0;
    UL_alloc_pdu.cqi_req = 1;
    memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&UL_alloc_pdu,sizeof(DCI0_5MHz_TDD_1_6_t));

    /*
    //user 2
    DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI0_5MHz_TDD_1_6_t ; 
    DCI_pdu->dci_alloc[1].L          = 2;
    DCI_pdu->dci_alloc[1].rnti       = 0x1236;
    DCI_pdu->dci_alloc[1].format     = format0;
    DCI_pdu->dci_alloc[1].ra_flag    = 0;

    UL_alloc_pdu.type    = 0;
    UL_alloc_pdu.hopping = 0;
    if (cooperation_flag==0)
      UL_alloc_pdu.rballoc = computeRIV(25,2+openair_daq_vars.ue_ul_nb_rb,openair_daq_vars.ue_ul_nb_rb);
    else 
      UL_alloc_pdu.rballoc = computeRIV(25,0,openair_daq_vars.ue_ul_nb_rb);
    UL_alloc_pdu.mcs     = openair_daq_vars.target_ue_ul_mcs;
    UL_alloc_pdu.ndi     = 1;
    UL_alloc_pdu.TPC     = 0;
    if ((cooperation_flag==0) || (cooperation_flag==1))
      UL_alloc_pdu.cshift  = 0;
    else
      UL_alloc_pdu.cshift  = 1;
    UL_alloc_pdu.dai     = 0;
    UL_alloc_pdu.cqi_req = 1;
    memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&UL_alloc_pdu,sizeof(DCI0_5MHz_TDD_1_6_t));
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     */
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    break;
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  default:
    break;
  }

  DCI_pdu->nCCE = 0;
  for (i=0;i<DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci;i++) {
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      DCI_pdu->nCCE += (1<<(DCI_pdu->dci_alloc[i].L));
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  }

}
#endif //EMOS
#endif //OPENAIR2

#define AMP_OVER_SQRT2 ((AMP*ONE_OVER_SQRT2_Q15)>>15)
#define AMP_OVER_2 (AMP>>1)
int QPSK[4]={AMP_OVER_SQRT2|(AMP_OVER_SQRT2<<16),AMP_OVER_SQRT2|((65536-AMP_OVER_SQRT2)<<16),((65536-AMP_OVER_SQRT2)<<16)|AMP_OVER_SQRT2,((65536-AMP_OVER_SQRT2)<<16)|(65536-AMP_OVER_SQRT2)};
int QPSK2[4]={AMP_OVER_2|(AMP_OVER_2<<16),AMP_OVER_2|((65536-AMP_OVER_2)<<16),((65536-AMP_OVER_2)<<16)|AMP_OVER_2,((65536-AMP_OVER_2)<<16)|(65536-AMP_OVER_2)};

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#if defined(ENABLE_ITTI)
#   if defined(ENABLE_RAL)
extern PHY_MEASUREMENTS PHY_measurements;

void phy_eNB_lte_measurement_thresholds_test_and_report(instance_t instanceP, ral_threshold_phy_t* threshold_phy_pP, uint16_t valP) {
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  MessageDef *message_p = NULL;
  if (
      (
          ((threshold_phy_pP->threshold.threshold_val <  valP) && (threshold_phy_pP->threshold.threshold_xdir == RAL_ABOVE_THRESHOLD)) ||
          ((threshold_phy_pP->threshold.threshold_val >  valP) && (threshold_phy_pP->threshold.threshold_xdir == RAL_BELOW_THRESHOLD))
      )  ||
      (threshold_phy_pP->threshold.threshold_xdir == RAL_NO_THRESHOLD)
  ){
      message_p = itti_alloc_new_message(TASK_PHY_ENB , PHY_MEAS_REPORT_IND);
      memset(&PHY_MEAS_REPORT_IND(message_p), 0, sizeof(PHY_MEAS_REPORT_IND(message_p)));

      memcpy(&PHY_MEAS_REPORT_IND (message_p).threshold,
          &threshold_phy_pP->threshold,
          sizeof(PHY_MEAS_REPORT_IND (message_p).threshold));

      memcpy(&PHY_MEAS_REPORT_IND (message_p).link_param,
          &threshold_phy_pP->link_param,
          sizeof(PHY_MEAS_REPORT_IND (message_p).link_param));\

          switch (threshold_phy_pP->link_param.choice) {
          case RAL_LINK_PARAM_CHOICE_LINK_PARAM_VAL:
            PHY_MEAS_REPORT_IND (message_p).link_param._union.link_param_val = valP;
            break;
          case RAL_LINK_PARAM_CHOICE_QOS_PARAM_VAL:
            //PHY_MEAS_REPORT_IND (message_p).link_param._union.qos_param_val.
            AssertFatal (1 == 0, "TO DO RAL_LINK_PARAM_CHOICE_QOS_PARAM_VAL\n");
            break;
          }
          itti_send_msg_to_task(TASK_RRC_ENB, instanceP, message_p);
  }
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}

void phy_eNB_lte_check_measurement_thresholds(instance_t instanceP, ral_threshold_phy_t* threshold_phy_pP) {
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  unsigned int  mod_id;
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  mod_id = instanceP;
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  switch (threshold_phy_pP->link_param.link_param_type.choice) {

  case RAL_LINK_PARAM_TYPE_CHOICE_GEN:
    switch (threshold_phy_pP->link_param.link_param_type._union.link_param_gen) {
    case RAL_LINK_PARAM_GEN_DATA_RATE:
      phy_eNB_lte_measurement_thresholds_test_and_report(instanceP, threshold_phy_pP, 0);
      break;
    case RAL_LINK_PARAM_GEN_SIGNAL_STRENGTH:
      phy_eNB_lte_measurement_thresholds_test_and_report(instanceP, threshold_phy_pP, 0);
      break;
    case RAL_LINK_PARAM_GEN_SINR:
      phy_eNB_lte_measurement_thresholds_test_and_report(instanceP, threshold_phy_pP, 0);
      break;
    case RAL_LINK_PARAM_GEN_THROUGHPUT:
      break;
    case RAL_LINK_PARAM_GEN_PACKET_ERROR_RATE:
      break;
    default:;
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    }
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    break;

    case RAL_LINK_PARAM_TYPE_CHOICE_LTE:
      switch (threshold_phy_pP->link_param.link_param_type._union.link_param_gen) {
      case RAL_LINK_PARAM_LTE_UE_RSRP:
        break;
      case RAL_LINK_PARAM_LTE_UE_RSRQ:
        break;
      case RAL_LINK_PARAM_LTE_UE_CQI:
        break;
      case RAL_LINK_PARAM_LTE_AVAILABLE_BW:
        break;
      case RAL_LINK_PARAM_LTE_PACKET_DELAY:
        break;
      case RAL_LINK_PARAM_LTE_PACKET_LOSS_RATE:
        break;
      case RAL_LINK_PARAM_LTE_L2_BUFFER_STATUS:
        break;
      case RAL_LINK_PARAM_LTE_MOBILE_NODE_CAPABILITIES:
        break;
      case RAL_LINK_PARAM_LTE_EMBMS_CAPABILITY:
        break;
      case RAL_LINK_PARAM_LTE_JUMBO_FEASIBILITY:
        break;
      case RAL_LINK_PARAM_LTE_JUMBO_SETUP_STATUS:
        break;
      case RAL_LINK_PARAM_LTE_NUM_ACTIVE_EMBMS_RECEIVERS_PER_FLOW:
        break;
      default:;
      }
      break;

      default:;
  }
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}
#   endif
#endif

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void phy_procedures_eNB_TX(unsigned char next_slot,PHY_VARS_eNB *phy_vars_eNB,u8 abstraction_flag,
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    relaying_type_t r_type,PHY_VARS_RN *phy_vars_rn) {
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  u8 *pbch_pdu=&phy_vars_eNB->pbch_pdu[0];
  //  unsigned int nb_dci_ue_spec = 0, nb_dci_common = 0;
  u16 input_buffer_length, re_allocated=0;
  u32 sect_id = 0,i,aa;
  u8 harq_pid;
  DCI_PDU *DCI_pdu;
  u8 *DLSCH_pdu=NULL;
#ifndef OPENAIR2
  DCI_PDU DCI_pdu_tmp;
  u8 DLSCH_pdu_tmp[768*8];
  u8 rar;
#endif
  s8 UE_id;
  u8 num_pdcch_symbols=0;
  s16 crnti;
  u16 frame_tx;
  //  s16 amp;
  u8 ul_subframe;
  u32 ul_frame;
#ifdef Rel10
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  MCH_PDU *mch_pduP;
  MCH_PDU  mch_pdu;
  u8 sync_area=255;
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#endif
#if defined(SMBV) && !defined(EXMIMO)
  // counts number of allocations in subframe
  // there is at least one allocation for PDCCH
  u8 smbv_alloc_cnt = 1;
#endif
  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_ENB_TX,1);

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#ifdef DEBUG_PHY_PROC
  LOG_D(PHY,"[%s %d] Frame %d subframe %d : Doing phy_procedures_eNB_TX(%d)\n", 
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      (r_type == multicast_relay) ? "RN/eNB" : "eNB",
          phy_vars_eNB->Mod_id,phy_vars_eNB->frame, next_slot>>1, next_slot);
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#endif
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#ifdef OPENAIR2
  // Get scheduling info for next subframe during odd slot of previous subframe (next_slot is even)
  if (next_slot%2 == 0) 
    mac_xface->eNB_dlsch_ulsch_scheduler(phy_vars_eNB->Mod_id,0,phy_vars_eNB->frame,next_slot>>1);//,1);
#endif
  for (sect_id = 0 ; sect_id < number_of_cards; sect_id++) {

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      if (abstraction_flag==0) {
          if (next_slot%2 == 0) {
              for (aa=0; aa<phy_vars_eNB->lte_frame_parms.nb_antennas_tx_eNB;aa++) {
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#ifdef IFFT_FPGA
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                  memset(&phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id][aa][next_slot*(phy_vars_eNB->lte_frame_parms.N_RB_DL*12)*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)],
                      0,(phy_vars_eNB->lte_frame_parms.N_RB_DL*12)*(phy_vars_eNB->lte_frame_parms.symbols_per_tti)*sizeof(mod_sym_t));
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#else
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                  memset(&phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id][aa][next_slot*phy_vars_eNB->lte_frame_parms.ofdm_symbol_size*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)],
                      0,phy_vars_eNB->lte_frame_parms.ofdm_symbol_size*(phy_vars_eNB->lte_frame_parms.symbols_per_tti)*sizeof(mod_sym_t));
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#endif
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              }
          }
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      }
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      if (is_pmch_subframe(phy_vars_eNB->frame,next_slot>>1,&phy_vars_eNB->lte_frame_parms)) {

          if (abstraction_flag==0){
              if ((next_slot%2) == 0) {
                  // This is DL-Cell spec pilots in Control region
                  generate_pilots_slot(phy_vars_eNB,
                      phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                      AMP,
                      next_slot,1);
              }
          }
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#ifdef Rel10
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          // if mcch is active, send regardless of the node type: eNB or RN
          // when mcch is active, MAC sched does not allow MCCH and MTCH multiplexing
          mch_pduP = mac_xface->get_mch_sdu(phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1);
          switch (r_type){
          case no_relay:
            if ((mch_pduP->Pdu_size > 0) && (mch_pduP->sync_area == 0)) // TEST: only transmit mcch for sync area 0
              //if ((mch_pduP->sync_area == 0)) // TEST: only transmit mcch for sync area 0
              LOG_I(PHY,"[eNB%d] Frame %d subframe %d : Got MCH pdu for MBSFN (MCS %d, TBS %d) \n",
                  phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1,mch_pduP->mcs,
                  phy_vars_eNB->dlsch_eNB_MCH->harq_processes[0]->TBS>>3);
            else {
                LOG_D(PHY,"[DeNB %d] Frame %d subframe %d : Do not transmit MCH pdu for MBSFN sync area %d (%s)\n",
                    phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1,mch_pduP->sync_area,
                    (mch_pduP->Pdu_size == 0)? "Empty MCH PDU":"Let RN transmit for the moment");
                mch_pduP = NULL;
            }
            break;
          case multicast_relay:
            if ((mch_pduP->Pdu_size > 0) && ((mch_pduP->mcch_active == 1) || mch_pduP->msi_active==1)){
                //if (((mch_pduP->mcch_active == 1) || mch_pduP->msi_active==1)){
                LOG_I(PHY,"[RN %d] Frame %d subframe %d: Got the MCH PDU for MBSFN  sync area %d (MCS %d, TBS %d)\n",
                    phy_vars_rn->Mod_id,phy_vars_rn->frame, next_slot>>1,
                    mch_pduP->sync_area,mch_pduP->mcs,mch_pduP->Pdu_size);
            } else if (phy_vars_rn->mch_avtive[(next_slot>>1)%5] == 1){ // SF2 -> SF7, SF3 -> SF8
                mch_pduP= &mch_pdu;
                memcpy(&mch_pduP->payload, // could be a simple copy
                    phy_vars_rn->dlsch_rn_MCH[(next_slot>>1)%5]->harq_processes[0]->b,
                    phy_vars_rn->dlsch_rn_MCH[(next_slot>>1)%5]->harq_processes[0]->TBS>>3);
                mch_pduP->Pdu_size = (uint16_t) (phy_vars_rn->dlsch_rn_MCH[(next_slot>>1)%5]->harq_processes[0]->TBS>>3);
                mch_pduP->mcs = phy_vars_rn->dlsch_rn_MCH[(next_slot>>1)%5]->harq_processes[0]->mcs;
                LOG_I(PHY,"[RN %d] Frame %d subframe %d: Forward the MCH PDU for MBSFN received on SF %d sync area %d (MCS %d, TBS %d)\n",
                    phy_vars_rn->Mod_id,phy_vars_rn->frame, next_slot>>1,(next_slot>>1)%5,
                    phy_vars_rn->sync_area[(next_slot>>1)%5],mch_pduP->mcs,mch_pduP->Pdu_size);
            } else {
                /* LOG_I(PHY,"[RN %d] Frame %d subframe %d: do not forward MCH pdu for MBSFN  sync area %d (MCS %d, TBS %d)\n",
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		    phy_vars_rn->Mod_id,phy_vars_rn->frame, next_slot>>1,
		    mch_pduP->sync_area,mch_pduP->mcs,mch_pduP->Pdu_size);*/
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                mch_pduP=NULL;
            }
            phy_vars_rn->mch_avtive[next_slot>>1]=0;
            break;
          default:
            LOG_W(PHY,"[eNB %d] Frame %d subframe %d: unknown relaying type %d \n",
                phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1,r_type);
            mch_pduP=NULL;
            break;
          }// switch

          if (mch_pduP){
              fill_eNB_dlsch_MCH(phy_vars_eNB,mch_pduP->mcs,1,0, abstraction_flag);
              // Generate PMCH
              generate_mch(phy_vars_eNB,next_slot>>1,(uint8_t*)mch_pduP->payload,abstraction_flag);
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#ifdef DEBUG_PHY
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              for (i=0;i<mch_pduP->Pdu_size;i++)
                msg("%2x.",(uint8_t)mch_pduP->payload[i]);
              msg("\n");
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#endif 
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          } else {
              LOG_D(PHY,"[eNB/RN] Frame %d subframe %d: MCH not generated \n",phy_vars_eNB->frame,next_slot>>1);
          }
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#endif
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      }

      else {
          vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_RS_TX,1);

          if (abstraction_flag==0){
              generate_pilots_slot(phy_vars_eNB,
                  phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                  AMP,
                  next_slot,0);
              generate_pilots_slot(phy_vars_eNB,
                  phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                  AMP,
                  next_slot+1,0);

              vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_RS_TX,0);

              if (next_slot == 0) {

                  // First half of PSS/SSS (FDD)
                  if (phy_vars_eNB->lte_frame_parms.frame_type == FDD) {
                      generate_pss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                          AMP,
                          &phy_vars_eNB->lte_frame_parms,
                          (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 6 : 5,
                              0);
                      generate_sss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                          AMP,
                          &phy_vars_eNB->lte_frame_parms,
                          (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 5 : 4,
                              0);
                  }
              }
          }
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      }
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      if (next_slot == 0) {
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          if ((phy_vars_eNB->frame&3) == 0) {
              ((u8*) pbch_pdu)[2] = 0;
              switch (phy_vars_eNB->lte_frame_parms.N_RB_DL) {
              case 6:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0x1f) | (0<<5);
                break;
              case 15:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0x1f) | (1<<5);
                break;
              case 25:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0x1f) | (2<<5);
                break;
              case 50:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0x1f) | (3<<5);
                break;
              case 75:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0x1f) | (4<<5);
                break;
              case 100:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0x1f) | (5<<5);
                break;
              default:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0x1f) | (2<<5);
                break;
              }
              ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0xef) |
                  ((phy_vars_eNB->lte_frame_parms.phich_config_common.phich_duration << 4)&0x10);

              switch (phy_vars_eNB->lte_frame_parms.phich_config_common.phich_resource) {
              case oneSixth:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0xf3) | (0<<2);
                break;
              case half:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0xf3) | (1<<2);
                break;
              case one:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0xf3) | (2<<2);
                break;
              case two:
                ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0xf3) | (3<<2);
                break;
              default:
                break;
              }

              ((u8*) pbch_pdu)[2] = (((u8*) pbch_pdu)[2]&0xfc) | ((phy_vars_eNB->frame>>8)&0x3);
              ((u8*) pbch_pdu)[1] = phy_vars_eNB->frame&0xfc;
              ((u8*) pbch_pdu)[0] = 0;
          }
          /// First half of SSS (TDD)
          if (abstraction_flag==0) {

              if (phy_vars_eNB->lte_frame_parms.frame_type == TDD) {
                  generate_sss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                      AMP,
                      &phy_vars_eNB->lte_frame_parms,
                      (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 6 : 5,
                          1);
              }
          }



          frame_tx = (((int) (pbch_pdu[2]&0x3))<<8) + ((int) (pbch_pdu[1]&0xfc)) + phy_vars_eNB->frame%4;

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#ifdef DEBUG_PHY_PROC
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          LOG_D(PHY,"[eNB %d] Frame %d, slot %d: Calling generate_pbch, mode1_flag=%d, frame_tx=%d, pdu=%02x%02x%02x\n",
              phy_vars_eNB->Mod_id,
              phy_vars_eNB->frame,
              next_slot,
              phy_vars_eNB->lte_frame_parms.mode1_flag,
              frame_tx,
              ((u8*) pbch_pdu)[2],
              ((u8*) pbch_pdu)[1],
              ((u8*) pbch_pdu)[0]);
#endif

          if (abstraction_flag==0) {

              generate_pbch(&phy_vars_eNB->lte_eNB_pbch,
                  phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                  AMP,
                  &phy_vars_eNB->lte_frame_parms,
                  pbch_pdu,
                  phy_vars_eNB->frame&3);

          }
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#ifdef PHY_ABSTRACTION
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          else {
              generate_pbch_emul(phy_vars_eNB,pbch_pdu);
          }
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#endif
      }
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      if (next_slot == 2) {
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          if (abstraction_flag==0) {

              if (phy_vars_eNB->lte_frame_parms.frame_type == TDD) {
                  //	  printf("Generating PSS (frame %d, subframe %d)\n",phy_vars_eNB->frame,next_slot>>1);
                  generate_pss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                      AMP,
                      &phy_vars_eNB->lte_frame_parms,
                      2,
                      2);
              }
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          }
      } 
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      // Second half of PSS/SSS (FDD)
      if (next_slot == 10) {
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          if (abstraction_flag==0) {

              if (phy_vars_eNB->lte_frame_parms.frame_type == FDD) {
                  generate_pss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                      AMP,
                      &phy_vars_eNB->lte_frame_parms,
                      (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 6 : 5,
                          10);
                  generate_sss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                      AMP,
                      &phy_vars_eNB->lte_frame_parms,
                      (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 5 : 4,
                          10);

              }
          }
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      }
      //  Second-half of SSS (TDD)
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      if (next_slot == 10) {
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          if (abstraction_flag==0) {

              if (phy_vars_eNB->lte_frame_parms.frame_type == TDD) {
                  generate_sss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                      AMP,
                      &phy_vars_eNB->lte_frame_parms,
                      (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 6 : 5,
                          11);
              }
          }
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      }
      // Second half of PSS (TDD)
      if (next_slot == 12) {
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          if (abstraction_flag==0) {

              if (phy_vars_eNB->lte_frame_parms.frame_type == TDD) {
                  //	    printf("Generating PSS (frame %d, subframe %d)\n",phy_vars_eNB->frame,next_slot>>1);
                  generate_pss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                      AMP,
                      &phy_vars_eNB->lte_frame_parms,
                      2,
                      12);
              }
          }
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      }
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      //return;


      sect_id=0;

      if ((next_slot % 2)==0) {
          //#ifdef DEBUG_PHY_PROC
          //    msg("[PHY][eNB %d] UE %d: Mode %s\n",phy_vars_eNB->Mod_id,0,mode_string[phy_vars_eNB->eNB_UE_stats[0].mode]);
          //#endif
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#if defined(SMBV) && !defined(EXMIMO)
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          // PBCH takes one allocation
          if (smbv_is_config_frame(phy_vars_eNB->frame) && (smbv_frame_cnt < 4)) {
              if (next_slot==0)
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                smbv_alloc_cnt++;
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          }
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#endif
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#ifdef OPENAIR2
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          // if there are two users and we want to do cooperation
          //    if ((phy_vars_eNB->eNB_UE_stats[0].mode == PUSCH) && (phy_vars_eNB->eNB_UE_stats[1].mode == PUSCH))
          //      mac_xface->eNB_dlsch_ulsch_scheduler(phy_vars_eNB->Mod_id,phy_vars_eNB->cooperation_flag,phy_vars_eNB->frame,next_slot>>1);//,1);
          //    else


          // Parse DCI received from MAC
          vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_PDCCH_TX,1);
          DCI_pdu = mac_xface->get_dci_sdu(phy_vars_eNB->Mod_id,
              phy_vars_eNB->frame,
              next_slot>>1);
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#else
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          DCI_pdu = &DCI_pdu_tmp;
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#ifdef EMOS
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          if (((phy_vars_eNB->frame%1024)%3 == 0) && (next_slot == 0)) {
              //openair_daq_vars.target_ue_dl_mcs = (openair_daq_vars.target_ue_dl_mcs+1)%28;
              openair_daq_vars.target_ue_dl_mcs = taus()%28;
              LOG_D(PHY,"[MYEMOS] frame %d, increasing MCS to %d\n",phy_vars_eNB->frame,openair_daq_vars.target_ue_dl_mcs);
          }
          /*
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    if (phy_vars_eNB->frame > 28000) {
      LOG_E(PHY,"More that 28000 frames reached! Exiting!\n");
      mac_xface->macphy_exit("");
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    } 
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           */
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#endif
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#ifdef EMOS_CHANNEL
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          fill_dci_emos(DCI_pdu,next_slot>>1,phy_vars_eNB);
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#else
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          fill_dci(DCI_pdu,next_slot>>1,phy_vars_eNB);
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#endif
#endif

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          // clear existing ulsch dci allocations before applying info from MAC  (this is table
          ul_subframe = pdcch_alloc2ul_subframe(&phy_vars_eNB->lte_frame_parms,next_slot>>1);
          ul_frame = pdcch_alloc2ul_frame(&phy_vars_eNB->lte_frame_parms,phy_vars_eNB->frame,next_slot>>1);

          if ((subframe_select(&phy_vars_eNB->lte_frame_parms,ul_subframe)==SF_UL) ||
              (phy_vars_eNB->lte_frame_parms.frame_type == 0)) {
              harq_pid = subframe2harq_pid(&phy_vars_eNB->lte_frame_parms,ul_frame,ul_subframe);
              for (i=0;i<NUMBER_OF_UE_MAX;i++)
                if (phy_vars_eNB->ulsch_eNB[i]) {
                    phy_vars_eNB->ulsch_eNB[i]->harq_processes[harq_pid]->dci_alloc=0;
                    phy_vars_eNB->ulsch_eNB[i]->harq_processes[harq_pid]->rar_alloc=0;
                }
          }
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#ifdef EMOS
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          //emos_dump_eNB.dci_cnt[next_slot>>1] = DCI_pdu->Num_common_dci + DCI_pdu->Num_ue_spec_dci; //nb_dci_common+nb_dci_ue_spec;
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#endif
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          // clear previous allocation information for all UEs
          for (i=0;i<NUMBER_OF_UE_MAX;i++) {
              phy_vars_eNB->dlsch_eNB[i][0]->subframe_tx[next_slot>>1] = 0;
          }

          init_nCCE_table();

          num_pdcch_symbols = get_num_pdcch_symbols(DCI_pdu->Num_common_dci + DCI_pdu->Num_ue_spec_dci,
              DCI_pdu->dci_alloc,
              &phy_vars_eNB->lte_frame_parms,
              next_slot>>1);
          DCI_pdu->nCCE = get_nCCE(num_pdcch_symbols,
              &phy_vars_eNB->lte_frame_parms,
              get_mi(&phy_vars_eNB->lte_frame_parms,next_slot>>1));
          LOG_D(PHY,"num_pdcch_symbols %d, nCCE %d\n",num_pdcch_symbols,DCI_pdu->nCCE);

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#if defined(SMBV) && !defined(EXMIMO)
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          // Sets up PDCCH and DCI table
          if (smbv_is_config_frame(phy_vars_eNB->frame) && (smbv_frame_cnt < 4) && ((DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci)>0)) {
              msg("[SMBV] Frame %3d, SF %d PDCCH, number of DCIs %d\n",phy_vars_eNB->frame,next_slot>>1,DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci);
              dump_dci(&phy_vars_eNB->lte_frame_parms,&DCI_pdu->dci_alloc[0]);
              smbv_configure_pdcch(smbv_fname,(smbv_frame_cnt*10) + (next_slot>>1),num_pdcch_symbols,DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci);
          }
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#endif      
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          printf("PHY @0\n");
          for (i=0;i<DCI_pdu->Num_common_dci + DCI_pdu->Num_ue_spec_dci ; i++) {
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#ifdef DEBUG_PHY_PROC
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              if (DCI_pdu->dci_alloc[i].rnti != SI_RNTI) {
                  LOG_D(PHY,"[eNB] Subframe %d : Doing DCI index %d/%d\n",next_slot>>1,i,DCI_pdu->Num_common_dci + DCI_pdu->Num_ue_spec_dci);
                  dump_dci(&phy_vars_eNB->lte_frame_parms,&DCI_pdu->dci_alloc[i]);
              }
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#endif
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              printf("PHY @1 %d\n",i);

              if (DCI_pdu->dci_alloc[i].rnti == SI_RNTI) {
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#ifdef DEBUG_PHY_PROC
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                  LOG_D(PHY,"[eNB %d] SI generate_eNB_dlsch_params_from_dci\n", phy_vars_eNB->Mod_id);
#endif
                  generate_eNB_dlsch_params_from_dci(next_slot>>1,
                      &DCI_pdu->dci_alloc[i].dci_pdu[0],
                      DCI_pdu->dci_alloc[i].rnti,
                      DCI_pdu->dci_alloc[i].format,
                      &phy_vars_eNB->dlsch_eNB_SI,
                      &phy_vars_eNB->lte_frame_parms,
                      phy_vars_eNB->pdsch_config_dedicated,
                      SI_RNTI,
                      0,
                      P_RNTI,
                      phy_vars_eNB->eNB_UE_stats[0].DL_pmi_single);

                  if ((phy_vars_eNB->dlsch_eNB_SI->nCCE[next_slot>>1] = get_nCCE_offset(1<<DCI_pdu->dci_alloc[i].L,
                      DCI_pdu->nCCE,
                      1,
                      SI_RNTI,
                      next_slot>>1)) == -1) {
                      LOG_E(PHY,"[eNB %d] Frame %d subframe %d : No available CCE resources for common DCI (SI)!!!\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1);
                  }
                  else {
                      LOG_D(PHY,"[eNB %d] Frame %d subframe %d : CCE resource for common DCI (SI)  => %d/%d\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1,
                          phy_vars_eNB->dlsch_eNB_SI->nCCE[next_slot>>1],DCI_pdu->nCCE);
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#if defined(SMBV) && !defined(EXMIMO)
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                      // configure SI DCI
                      if (smbv_is_config_frame(phy_vars_eNB->frame) && (smbv_frame_cnt < 4)) {
                          msg("[SMBV] Frame %3d, SI in SF %d DCI %d\n",phy_vars_eNB->frame,next_slot>>1,i);
                          smbv_configure_common_dci(smbv_fname,(smbv_frame_cnt*10) + (next_slot>>1), "SI", &DCI_pdu->dci_alloc[i], i);
                      }
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#endif
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                  }
                  DCI_pdu->dci_alloc[i].nCCE = phy_vars_eNB->dlsch_eNB_SI->nCCE[next_slot>>1];

              }
              else if (DCI_pdu->dci_alloc[i].ra_flag == 1) {
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#ifdef DEBUG_PHY_PROC
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                  LOG_D(PHY,"[eNB %d] RA generate_eNB_dlsch_params_from_dci\n", phy_vars_eNB->Mod_id);
#endif
                  generate_eNB_dlsch_params_from_dci(next_slot>>1,
                      &DCI_pdu->dci_alloc[i].dci_pdu[0],
                      DCI_pdu->dci_alloc[i].rnti,
                      DCI_pdu->dci_alloc[i].format,
                      &phy_vars_eNB->dlsch_eNB_ra,
                      &phy_vars_eNB->lte_frame_parms,
                      phy_vars_eNB->pdsch_config_dedicated,
                      SI_RNTI,
                      DCI_pdu->dci_alloc[i].rnti,
                      P_RNTI,
                      phy_vars_eNB->eNB_UE_stats[0].DL_pmi_single);

                  //	  mac_xface->macphy_exit("Transmitted RAR, exiting\n");

                  if ((phy_vars_eNB->dlsch_eNB_ra->nCCE[next_slot>>1] = get_nCCE_offset(1<<DCI_pdu->dci_alloc[i].L,
                      DCI_pdu->nCCE,
                      1,
                      DCI_pdu->dci_alloc[i].rnti,
                      next_slot>>1)) == -1) {
                      LOG_E(PHY,"[eNB %d] Frame %d subframe %d : No available CCE resources for common DCI (RA) !!!\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1);
                  }
                  else {
                      LOG_I(PHY,"[eNB %d] Frame %d subframe %d : CCE resource for common DCI (RA)  => %d/%d\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1,
                          phy_vars_eNB->dlsch_eNB_ra->nCCE[next_slot>>1],DCI_pdu->nCCE);
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#if defined(SMBV) && !defined(EXMIMO)
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                      // configure RA DCI
                      if (smbv_is_config_frame(phy_vars_eNB->frame) && (smbv_frame_cnt < 4)) {
                          msg("[SMBV] Frame %3d, RA in SF %d DCI %d\n",phy_vars_eNB->frame,next_slot>>1,i);
                          smbv_configure_common_dci(smbv_fname,(smbv_frame_cnt*10) + (next_slot>>1), "RA", &DCI_pdu->dci_alloc[i], i);
                      }
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#endif

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                  }
                  DCI_pdu->dci_alloc[i].nCCE = phy_vars_eNB->dlsch_eNB_ra->nCCE[next_slot>>1];
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              }
              else if (DCI_pdu->dci_alloc[i].format != format0){ // this is a normal DLSCH allocation
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#ifdef OPENAIR2
#ifdef DEBUG_PHY_PROC
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                  LOG_D(PHY,"[eNB] Searching for RNTI %x\n",DCI_pdu->dci_alloc[i].rnti);
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#endif
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                  UE_id = find_ue((s16)DCI_pdu->dci_alloc[i].rnti,phy_vars_eNB);
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#else
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                  UE_id = i;
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#endif
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                  if (UE_id>=0) {
                      //	  dump_dci(&phy_vars_eNB->lte_frame_parms,&DCI_pdu->dci_alloc[i]);
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#if defined(SMBV) && !defined(EXMIMO)
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                      // Configure this user
                      if (smbv_is_config_frame(phy_vars_eNB->frame) && (smbv_frame_cnt < 4)) {
                          msg("[SMBV] Frame %3d, SF %d (SMBV SF %d) Configuring user %d with RNTI %d in TM%d\n",phy_vars_eNB->frame,next_slot>>1,(smbv_frame_cnt*10) + (next_slot>>1),UE_id+1,DCI_pdu->dci_alloc[i].rnti,phy_vars_eNB->transmission_mode[(u8)UE_id]);
                          smbv_configure_user(smbv_fname,UE_id+1,phy_vars_eNB->transmission_mode[(u8)UE_id],DCI_pdu->dci_alloc[i].rnti);
                      }
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#endif
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                      generate_eNB_dlsch_params_from_dci(next_slot>>1,
                          &DCI_pdu->dci_alloc[i].dci_pdu[0],
                          DCI_pdu->dci_alloc[i].rnti,
                          DCI_pdu->dci_alloc[i].format,
                          phy_vars_eNB->dlsch_eNB[(u8)UE_id],
                          &phy_vars_eNB->lte_frame_parms,
                          phy_vars_eNB->pdsch_config_dedicated,
                          SI_RNTI,
                          0,
                          P_RNTI,
                          phy_vars_eNB->eNB_UE_stats[(u8)UE_id].DL_pmi_single);
                      LOG_D(PHY,"[eNB %d][PDSCH %x/%d] Frame %d subframe %d: Generated dlsch params\n",
                          phy_vars_eNB->Mod_id,DCI_pdu->dci_alloc[i].rnti,phy_vars_eNB->dlsch_eNB[(u8)UE_id][0]->current_harq_pid,phy_vars_eNB->frame,next_slot>>1);
                      if ((phy_vars_eNB->dlsch_eNB[(u8)UE_id][0]->nCCE[next_slot>>1] = get_nCCE_offset(1<<DCI_pdu->dci_alloc[i].L,
                          DCI_pdu->nCCE,
                          0,
                          DCI_pdu->dci_alloc[i].rnti,
                          next_slot>>1)) == -1) {
                          LOG_E(PHY,"[eNB %d] Frame %d subframe %d : No available CCE resources for UE spec DCI (PDSCH %x) !!!\n",
                              phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1,DCI_pdu->dci_alloc[i].rnti);
                      }
                      else {
                          LOG_D(PHY,"[eNB %d] Frame %d subframe %d : CCE resource for ue DCI (PDSCH %x)  => %d/%d\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1,
                              DCI_pdu->dci_alloc[i].rnti,phy_vars_eNB->dlsch_eNB[(u8)UE_id][0]->nCCE[next_slot>>1],DCI_pdu->nCCE);
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#if defined(SMBV) && !defined(EXMIMO)
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                          DCI_pdu->dci_alloc[i].nCCE = phy_vars_eNB->dlsch_eNB[(u8)UE_id][0]->nCCE[next_slot>>1];
                          // configure UE-spec DCI
                          if (smbv_is_config_frame(phy_vars_eNB->frame) && (smbv_frame_cnt < 4)) {
                              msg("[SMBV] Frame %3d, PDSCH in SF %d DCI %d\n",phy_vars_eNB->frame,next_slot>>1,i);
                              smbv_configure_ue_spec_dci(smbv_fname,(smbv_frame_cnt*10) + (next_slot>>1), UE_id+1, &DCI_pdu->dci_alloc[i], i);
                          }
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#endif
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                      }
                      DCI_pdu->dci_alloc[i].nCCE = phy_vars_eNB->dlsch_eNB[(u8)UE_id][0]->nCCE[next_slot>>1];
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#ifdef DEBUG_PHY_PROC      
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                      //if (phy_vars_eNB->frame%100 == 0)
                      LOG_I(PHY,"[eNB %d][DCI][PDSCH %x] Frame %d subframe %d UE_id %d Generated DCI format %d, aggregation %d\n",
                          phy_vars_eNB->Mod_id, DCI_pdu->dci_alloc[i].rnti,
                          phy_vars_eNB->frame, next_slot>>1,UE_id,
                          DCI_pdu->dci_alloc[i].format,
                          1<<DCI_pdu->dci_alloc[i].L);
#endif
                  }
                  else {
                      LOG_D(PHY,"[eNB %d][PDSCH] Frame %d : No UE_id with corresponding rnti %x, dropping DLSCH\n",
                          phy_vars_eNB->Mod_id,phy_vars_eNB->frame,(s16)DCI_pdu->dci_alloc[i].rnti);
                  }
              } else {
                  LOG_W(PHY,"[eNB %d] Frame %d : DCI not recognised, No UE_id with corresponding rnti %x, dropping DLSCH\n",
                      phy_vars_eNB->Mod_id,phy_vars_eNB->frame,DCI_pdu->dci_alloc[i].rnti);
              }
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          }

          // Apply physicalConfigDedicated if needed
          phy_config_dedicated_eNB_step2(phy_vars_eNB);
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          for (i=0;i<DCI_pdu->Num_common_dci + DCI_pdu->Num_ue_spec_dci ; i++) {
              if (DCI_pdu->dci_alloc[i].format == format0) {  // this is a ULSCH allocation
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                  harq_pid = subframe2harq_pid(&phy_vars_eNB->lte_frame_parms,
                      pdcch_alloc2ul_frame(&phy_vars_eNB->lte_frame_parms,phy_vars_eNB->frame,next_slot>>1),
                      pdcch_alloc2ul_subframe(&phy_vars_eNB->lte_frame_parms,next_slot>>1));
                  if (harq_pid==255) {
                      LOG_E(PHY,"[eNB %d] Frame %d: Bad harq_pid for ULSCH allocation\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame);
                      mac_exit_wrapper("Invalid harq_pid (255) detected");
                  }
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#ifdef OPENAIR2
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                  UE_id = find_ue((s16)DCI_pdu->dci_alloc[i].rnti,phy_vars_eNB);
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#else
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                  UE_id = i;
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#endif
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                  if (UE_id<0) {
                      LOG_E(PHY,"[eNB %d] Frame %d: Unknown UE_id for rnti %x\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame,(s16)DCI_pdu->dci_alloc[i].rnti);
                      mac_exit_wrapper("Invalid UE id (< 0) detected");
                  }
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#ifdef DEBUG_PHY_PROC
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                  if (phy_vars_eNB->frame%100 == 0)
                    LOG_I(PHY,"[eNB %d][PUSCH %d] Frame %d subframe %d Generated format0 DCI (rnti %x, dci %x) (DCI pos %d/%d), aggregation %d\n",
                        phy_vars_eNB->Mod_id,
                        subframe2harq_pid(&phy_vars_eNB->lte_frame_parms,
                            pdcch_alloc2ul_frame(&phy_vars_eNB->lte_frame_parms,(((next_slot>>1)==0)?1:0)+phy_vars_eNB->frame,next_slot>>1),
                            pdcch_alloc2ul_subframe(&phy_vars_eNB->lte_frame_parms,next_slot>>1)),
                            pdcch_alloc2ul_frame(&phy_vars_eNB->lte_frame_parms,(((next_slot>>1)==0)?1:0)+phy_vars_eNB->frame,next_slot>>1),
                            next_slot>>1,DCI_pdu->dci_alloc[i].rnti,
                            *(unsigned int *)&DCI_pdu->dci_alloc[i].dci_pdu[0],
                            i,DCI_pdu->Num_common_dci + DCI_pdu->Num_ue_spec_dci,
                            1<<DCI_pdu->dci_alloc[i].L);
#endif

                  //dump_dci(&phy_vars_eNB->lte_frame_parms,&DCI_pdu->dci_alloc[i]);
                  //LOG_D(PHY,"[eNB] cba generate_eNB_ulsch_params_from_dci for ue %d for dci rnti %x\n", UE_id, DCI_pdu->dci_alloc[i].rnti);
                  generate_eNB_ulsch_params_from_dci(&DCI_pdu->dci_alloc[i].dci_pdu[0],
                      DCI_pdu->dci_alloc[i].rnti,
                      (next_slot>>1),
                      format0,
                      UE_id,
                      phy_vars_eNB,
                      SI_RNTI,
                      0,
                      P_RNTI,
                      CBA_RNTI,
                      0);  // do_srs

                  if ((DCI_pdu->dci_alloc[i].nCCE=get_nCCE_offset(1<<DCI_pdu->dci_alloc[i].L,
                      DCI_pdu->nCCE,
                      0,
                      DCI_pdu->dci_alloc[i].rnti,
                      next_slot>>1)) == -1) {
                      LOG_E(PHY,"[eNB %d] Frame %d subframe %d : No available CCE resources (%d) for UE spec DCI (PUSCH %x) !!!\n",
                          phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1,DCI_pdu->nCCE,DCI_pdu->dci_alloc[i].rnti);
                  }
                  else {
                      LOG_D(PHY,"[eNB %d] Frame %d subframe %d : CCE resources for UE spec DCI (PUSCH %x) => %d/%d\n",
                          phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot>>1,DCI_pdu->dci_alloc[i].rnti,
                          DCI_pdu->dci_alloc[i].nCCE,DCI_pdu->nCCE);
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#if defined(SMBV) && !defined(EXMIMO)
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                      // configure UE-spec DCI for UL Grant
                      if (smbv_is_config_frame(phy_vars_eNB->frame) && (smbv_frame_cnt < 4)) {
                          msg("[SMBV] Frame %3d, SF %d UL DCI %d\n",phy_vars_eNB->frame,next_slot>>1,i);
                          smbv_configure_ue_spec_dci(smbv_fname,(smbv_frame_cnt*10) + (next_slot>>1), UE_id+1, &DCI_pdu->dci_alloc[i], i);
                      }
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#endif

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                  }
                  /*
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	    #ifdef DEBUG_PHY_PROC
	    LOG_D(PHY,"[eNB %d][PUSCH %d] frame %d subframe %d Setting subframe_scheduling_flag for UE %d harq_pid %d (ul subframe %d)\n",
	    phy_vars_eNB->Mod_id,harq_pid,
	    phy_vars_eNB->frame,next_slot>>1,i,harq_pid,
	    pdcch_alloc2ul_subframe(&phy_vars_eNB->lte_frame_parms,next_slot>>1));
	    #endif
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                   */
                  if ((DCI_pdu->dci_alloc[i].rnti  >= CBA_RNTI) && (DCI_pdu->dci_alloc[i].rnti < P_RNTI))
                    phy_vars_eNB->ulsch_eNB[(u32)UE_id]->harq_processes[harq_pid]->subframe_cba_scheduling_flag = 1;
                  else
                    phy_vars_eNB->ulsch_eNB[(u32)UE_id]->harq_processes[harq_pid]->subframe_scheduling_flag = 1;

              }
          }
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          // if we have DCI to generate do it now
          if ((DCI_pdu->Num_common_dci + DCI_pdu->Num_ue_spec_dci)>0) {


          }
          else {  // for emulation!!
              phy_vars_eNB->num_ue_spec_dci[(next_slot>>1)&1]=0;
              phy_vars_eNB->num_common_dci[(next_slot>>1)&1]=0;
          }

          if (abstraction_flag == 0) {
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#ifdef DEBUG_PHY_PROC
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              if (DCI_pdu->Num_ue_spec_dci+DCI_pdu->Num_common_dci > 0)
                LOG_I(PHY,"[eNB %d] Frame %d, subframe %d: Calling generate_dci_top (pdcch) (common %d,ue_spec %d)\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame, next_slot>>1,DCI_pdu->Num_common_dci,DCI_pdu->Num_ue_spec_dci);
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#endif

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              for (sect_id=0;sect_id<number_of_cards;sect_id++)
                num_pdcch_symbols = generate_dci_top(DCI_pdu->Num_ue_spec_dci,
                    DCI_pdu->Num_common_dci,
                    DCI_pdu->dci_alloc,
                    0,
                    AMP,
                    &phy_vars_eNB->lte_frame_parms,
                    phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
                    next_slot>>1);
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#ifdef DEBUG_PHY_PROC
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              //	LOG_I(PHY,"[eNB %d] Frame %d, subframe %d: num_pdcch_symbols %d)\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame, next_slot>>1,num_pdcch_symbols);
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#endif
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          }
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#ifdef PHY_ABSTRACTION
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          else {
              LOG_D(PHY,"[eNB %d] Frame %d, subframe %d: Calling generate_dci_top_emul\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame, next_slot>>1);
              num_pdcch_symbols = generate_dci_top_emul(phy_vars_eNB,DCI_pdu->Num_ue_spec_dci,DCI_pdu->Num_common_dci,DCI_pdu->dci_alloc,next_slot>>1);
          }
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#endif

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          vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_PDCCH_TX,0);
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#ifdef DEBUG_PHY_PROC
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          //LOG_D(PHY,"[eNB %d] Frame %d, slot %d: num_pdcch_symbols=%d\n",phy_vars_eNB->Mod_id,phy_vars_eNB->frame, next_slot,num_pdcch_symbols);
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#endif

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          // Check for SI activity
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          if (phy_vars_eNB->dlsch_eNB_SI->active == 1) {
              input_buffer_length = phy_vars_eNB->dlsch_eNB_SI->harq_processes[0]->TBS/8;
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#ifdef OPENAIR2
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              DLSCH_pdu = mac_xface->get_dlsch_sdu(phy_vars_eNB->Mod_id,
                  phy_vars_eNB->frame,
                  SI_RNTI,
                  0);
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#else
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              DLSCH_pdu = DLSCH_pdu_tmp;
              for (i=0;i<input_buffer_length;i++)
                DLSCH_pdu[i] = (unsigned char)(taus()&0xff);
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