eNB_scheduler_primitives.c 143 KB
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/*
 * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The OpenAirInterface Software Alliance licenses this file to You under
 * the OAI Public License, Version 1.0  (the "License"); you may not use this file
 * except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.openairinterface.org/?page_id=698
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *-------------------------------------------------------------------------------
 * For more information about the OpenAirInterface (OAI) Software Alliance:
 *      contact@openairinterface.org
 */

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/*! \file eNB_scheduler_primitives.c
 * \brief primitives used by eNB for BCH, RACH, ULSCH, DLSCH scheduling
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 * \author  Navid Nikaein and Raymond Knopp
 * \date 2010 - 2014
 * \email: navid.nikaein@eurecom.fr
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 * \version 1.0
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 * @ingroup _mac

 */

#include "assertions.h"
#include "PHY/defs.h"
#include "PHY/extern.h"

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

#include "LAYER2/MAC/defs.h"
#include "LAYER2/MAC/extern.h"

#include "LAYER2/MAC/proto.h"
#include "UTIL/LOG/log.h"
#include "UTIL/LOG/vcd_signal_dumper.h"
#include "UTIL/OPT/opt.h"
#include "OCG.h"
#include "OCG_extern.h"

#include "RRC/LITE/extern.h"
#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"

//#include "LAYER2/MAC/pre_processor.c"
#include "pdcp.h"

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

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#include "T.h"

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#define ENABLE_MAC_PAYLOAD_DEBUG
#define DEBUG_eNB_SCHEDULER 1

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int choose(int n,int k)
{
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  int res  = 1;
  int res2 = 1;
  int i;

  if (k>n) return(0);
  if (n==k) return(1);

  for (i=n;i>k;i--) res*=i;
  for (i=2;i<=(n-k);i++) res2*=i;

  return(res/res2);
}

// Patented algorithm from Yang et al, US Patent 2009, "Channel Quality Indexing and Reverse Indexing"
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void reverse_index(int N,int M,int r,int *v)
{
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  int BaseValue=0;
  int IncreaseValue,ThresholdValue;
  int sumV;
  int i;

  r = choose(N,M) - 1 - r;
  memset((void*)v,0,M*sizeof(int));

  sumV=0;
  i=M;
  while (i>0 && r>0) {
    IncreaseValue = choose(N-M+1-sumV-v[i-1]+i-2,i-1);
    ThresholdValue = BaseValue+IncreaseValue;
    if (r>=ThresholdValue) {
      v[i-1]++;
      BaseValue=ThresholdValue;
    }
    else {
      r=r-BaseValue;
      sumV+=v[i-1];
      i--;
      BaseValue=0;
    }
  }
}
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int to_prb(int dl_Bandwidth)
{
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  int prbmap[6] = {6,15,25,50,75,100};
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  AssertFatal(dl_Bandwidth < 6,"dl_Bandwidth is 0..5\n");
  return(prbmap[dl_Bandwidth]);
}

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int to_rbg(int dl_Bandwidth)
{
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  int rbgmap[6] = {6,8,13,17,19,25};

  AssertFatal(dl_Bandwidth < 6,"dl_Bandwidth is 0..5\n");
  return(rbgmap[dl_Bandwidth]);
}
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int get_phich_resource_times6(COMMON_channels_t *cc)
{
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  int phichmap[4] = {1,3,6,12};
  AssertFatal(cc!=NULL,"cc is null\n");
  AssertFatal(cc->mib!=NULL,"cc->mib is null\n");
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  AssertFatal((cc->mib->message.phich_Config.phich_Resource>=0) &&
              (cc->mib->message.phich_Config.phich_Resource<4),
              "phich_Resource %d not in 0..3\n",(int)cc->mib->message.phich_Config.phich_Resource);
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  return(phichmap[cc->mib->message.phich_Config.phich_Resource]);
}

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uint16_t mac_computeRIV(uint16_t N_RB_DL,uint16_t RBstart,uint16_t Lcrbs)
{
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  uint16_t RIV;

  if (Lcrbs<=(1+(N_RB_DL>>1)))
    RIV = (N_RB_DL*(Lcrbs-1)) + RBstart;
  else
    RIV = (N_RB_DL*(N_RB_DL+1-Lcrbs)) + (N_RB_DL-1-RBstart);

  return(RIV);
}

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uint8_t getQm(uint8_t mcs)
{
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  if (mcs<10) return(2);
  else if (mcs<17) return(4);
  else return (6);
}

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void get_Msg3alloc(COMMON_channels_t *cc,
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                   sub_frame_t current_subframe,
                   frame_t current_frame,
                   frame_t *frame,
                   sub_frame_t *subframe)
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{
  // Fill in other TDD Configuration!!!!

  if (cc->tdd_Config==NULL) { // FDD
    *subframe = current_subframe+6;

    if (*subframe>9) {
      *subframe = *subframe-10;
      *frame = (current_frame+1) & 1023;
    } else {
      *frame=current_frame;
    }
  } else { // TDD
    if (cc->tdd_Config->subframeAssignment == 1) {
      switch (current_subframe) {

      case 0:
        *subframe = 7;
        *frame = current_frame;
        break;

      case 4:
        *subframe = 2;
        *frame = (current_frame+1) & 1023;
        break;

      case 5:
        *subframe = 2;
        *frame = (current_frame+1) & 1023;
        break;

      case 9:
        *subframe = 7;
        *frame = (current_frame+1) & 1023;
        break;
      }
    } else if (cc->tdd_Config->subframeAssignment == 3) {
      switch (current_subframe) {

      case 0:
      case 5:
      case 6:
        *subframe = 2;
        *frame = (current_frame+1) & 1023;
        break;

      case 7:
        *subframe = 3;
        *frame = (current_frame+1) & 1023;
        break;

      case 8:
        *subframe = 4;
        *frame = (current_frame+1) & 1023;
        break;

      case 9:
        *subframe = 2;
        *frame = (current_frame+2) & 1023;
        break;
      }
    } else if (cc->tdd_Config->subframeAssignment == 4) {
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      switch (current_subframe) {
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      case 0:
      case 4:
      case 5:
      case 6:
        *subframe = 2;
        *frame = (current_frame+1) & 1023;
        break;
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      case 7:
        *subframe = 3;
        *frame = (current_frame+1) & 1023;
        break;

      case 8:
      case 9:
        *subframe = 2;
        *frame = (current_frame+2) & 1023;
        break;
      }
    } else if (cc->tdd_Config->subframeAssignment == 5) {
      switch (current_subframe) {

      case 0:
      case 4:
      case 5:
      case 6:
        *subframe = 2;
        *frame = (current_frame+1) & 1023;
        break;

      case 7:
      case 8:
      case 9:
        *subframe = 2;
        *frame = (current_frame+2) & 1023;
        break;
      }
    }
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  }
}

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void get_Msg3allocret(COMMON_channels_t *cc,
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                      sub_frame_t current_subframe,
                      frame_t current_frame,
                      frame_t *frame,
                      sub_frame_t *subframe)
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{
  if (cc->tdd_Config == NULL) { //FDD
    /* always retransmit in n+8 */
    *subframe = current_subframe + 8;

    if (*subframe > 9) {
      *subframe = *subframe - 10;
      *frame = (current_frame + 1) & 1023;
    } else {
      *frame = current_frame;
    }
  } else {
    if (cc->tdd_Config->subframeAssignment == 1) {
      // original PUSCH in 2, PHICH in 6 (S), ret in 2
      // original PUSCH in 3, PHICH in 9, ret in 3
      // original PUSCH in 7, PHICH in 1 (S), ret in 7
      // original PUSCH in 8, PHICH in 4, ret in 8
      *frame = (current_frame+1) & 1023;
    } else if (cc->tdd_Config->subframeAssignment == 3) {
      // original PUSCH in 2, PHICH in 8, ret in 2 next frame
      // original PUSCH in 3, PHICH in 9, ret in 3 next frame
      // original PUSCH in 4, PHICH in 0, ret in 4 next frame
      *frame=(current_frame+1) & 1023;
    } else if (cc->tdd_Config->subframeAssignment == 4) {
        // original PUSCH in 2, PHICH in 8, ret in 2 next frame
        // original PUSCH in 3, PHICH in 9, ret in 3 next frame
        *frame=(current_frame+1) & 1023;
    } else if (cc->tdd_Config->subframeAssignment == 5) {
        // original PUSCH in 2, PHICH in 8, ret in 2 next frame
        *frame=(current_frame+1) & 1023;
    }
  }
}

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uint8_t subframe2harqpid(COMMON_channels_t *cc,frame_t frame,sub_frame_t subframe)
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{
  uint8_t ret = 255;

  AssertFatal(cc!=NULL,"cc is null\n");

  if (cc->tdd_Config == NULL) { // FDD
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    ret = (((frame*10)+subframe)&7);
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  } else {
    switch (cc->tdd_Config->subframeAssignment) {
    case 1:
      if ((subframe==2) ||
          (subframe==3) ||
          (subframe==7) ||
          (subframe==8))
        switch (subframe) {
        case 2:
        case 3:
          ret = (subframe-2);
          break;

        case 7:
        case 8:
          ret = (subframe-5);
          break;

        default:
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          AssertFatal(1==0,"subframe2_harq_pid, Illegal subframe %d for TDD mode %d\n",subframe,(int)cc->tdd_Config->subframeAssignment);
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          break;
        }

      break;

    case 2:
      AssertFatal((subframe==2) || (subframe==7),
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                  "subframe2_harq_pid, Illegal subframe %d for TDD mode %d\n",subframe,(int)cc->tdd_Config->subframeAssignment);

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      ret = (subframe/7);
      break;

    case 3:
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      AssertFatal((subframe>1) && (subframe<5),
                  "subframe2_harq_pid, Illegal subframe %d for TDD mode %d\n",subframe,(int)cc->tdd_Config->subframeAssignment);
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      ret = (subframe-2);
      break;

    case 4:
      AssertFatal((subframe>1) && (subframe<4),
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                  "subframe2_harq_pid, Illegal subframe %d for TDD mode %d\n",subframe,(int)cc->tdd_Config->subframeAssignment);
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      ret = (subframe-2);
      break;

    case 5:
      AssertFatal(subframe==2,
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                  "subframe2_harq_pid, Illegal subframe %d for TDD mode %d\n",subframe,(int)cc->tdd_Config->subframeAssignment);
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      ret = (subframe-2);
      break;

    default:
      AssertFatal(1==0,"subframe2_harq_pid, Unsupported TDD mode %d\n",(int)cc->tdd_Config->subframeAssignment);
    }
  }
  return ret;
}

uint8_t get_Msg3harqpid(COMMON_channels_t *cc,
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                        frame_t frame,
                        sub_frame_t current_subframe)
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{
  uint8_t ul_subframe=0;
  uint32_t ul_frame=0;

  if (cc->tdd_Config == NULL) { // FDD
    ul_subframe = (current_subframe>3) ? (current_subframe-4) : (current_subframe+6);
    ul_frame    = (current_subframe>3) ? ((frame+1)&1023) : frame;
  } else {
    switch (cc->tdd_Config->subframeAssignment) {
    case 1:
      switch (current_subframe) {
      case 9:
      case 0:
        ul_subframe = 7;
        break;

      case 5:
      case 7:
        ul_subframe = 2;
        break;

      }

      break;

    case 3:
      switch (current_subframe) {
      case 0:
      case 5:
      case 6:
        ul_subframe = 2;
        break;

      case 7:
        ul_subframe = 3;
        break;

      case 8:
        ul_subframe = 4;
        break;

      case 9:
        ul_subframe = 2;
        break;
      }

      break;

    case 4:
      switch (current_subframe) {
      case 0:
      case 5:
      case 6:
      case 8:
      case 9:
        ul_subframe = 2;
        break;

      case 7:
        ul_subframe = 3;
        break;
      }

      break;

    case 5:
      ul_subframe =2;
      break;

    default:
      LOG_E(PHY,"get_Msg3_harq_pid: Unsupported TDD configuration %d\n",(int)cc->tdd_Config->subframeAssignment);
      AssertFatal(1==0,"get_Msg3_harq_pid: Unsupported TDD configuration");
      break;
    }
  }

  return(subframe2harqpid(cc,ul_frame,ul_subframe));
}

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uint32_t pdcchalloc2ulframe(COMMON_channels_t *ccP,uint32_t frame, uint8_t n)
{
  uint32_t ul_frame;

  if ((ccP->tdd_Config) &&
      (ccP->tdd_Config->subframeAssignment == 1) &&
      ((n==1)||(n==6))) // tdd_config 0,1 SF 1,5
    ul_frame = (frame + (n==1 ? 0 : 1));
  else if ((ccP->tdd_Config) &&
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           (ccP->tdd_Config->subframeAssignment == 6) &&
           ((n==0)||(n==1)||(n==5)||(n==6)))
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    ul_frame = (frame + (n>=5 ? 1 : 0));
  else if ((ccP->tdd_Config) &&
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           (ccP->tdd_Config->subframeAssignment == 6) &&
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           (n==9)) // tdd_config 6 SF 9
    ul_frame = (frame+1);
  else
    ul_frame = (frame+(n>=6 ? 1 : 0));

  LOG_D(PHY, "frame %d subframe %d: PUSCH frame = %d\n", frame, n, ul_frame);
  return ul_frame;
}

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uint8_t pdcchalloc2ulsubframe(COMMON_channels_t *ccP,uint8_t n)
{
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  uint8_t ul_subframe;

  if ((ccP->tdd_Config) &&
      (ccP->tdd_Config->subframeAssignment == 1) &&
      ((n==1)||(n==6))) // tdd_config 0,1 SF 1,5
    ul_subframe = ((n+6)%10);
  else if ((ccP->tdd_Config) &&
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           (ccP->tdd_Config->subframeAssignment == 6) &&
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           ((n==0)||(n==1)||(n==5)||(n==6)))
    ul_subframe = ((n+7)%10);
  else if ((ccP->tdd_Config) &&
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           (ccP->tdd_Config->subframeAssignment == 6) &&
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           (n==9)) // tdd_config 6 SF 9
    ul_subframe = ((n+5)%10);
  else
    ul_subframe = ((n+4)%10);

  LOG_D(PHY, "subframe %d: PUSCH subframe = %d\n", n, ul_subframe);
  return ul_subframe;
}

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int is_UL_sf(COMMON_channels_t *ccP,sub_frame_t subframeP)
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{
  // if FDD return dummy value
  if (ccP->tdd_Config == NULL)
    return(0);

  switch (ccP->tdd_Config->subframeAssignment) {
  case 1:
    switch (subframeP) {
    case 0:
    case 4:
    case 5:
    case 9:
      return(0);
      break;

    case 2:
    case 3:
    case 7:
    case 8:
      return(1);
      break;

    default:
      return(0);
      break;
    }
    break;

  case 3:
    if  ((subframeP<=1) || (subframeP>=5))
      return(0);
    else if ((subframeP>1) && (subframeP < 5))
      return(1);
    else AssertFatal(1==0,"Unknown subframe number\n");
    break;

  case 4:
    if  ((subframeP<=1) || (subframeP>=4))
      return(0);
    else if ((subframeP>1) && (subframeP < 4))
      return(1);
    else AssertFatal(1==0,"Unknown subframe number\n");
    break;
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  case 5:
    if  ((subframeP<=1) || (subframeP>=3))
      return(0);
    else if ((subframeP>1) && (subframeP < 3))
      return(1);
    else AssertFatal(1==0,"Unknown subframe number\n");
    break;

  default:
    AssertFatal(1==0,"subframe %d Unsupported TDD configuration %d\n",
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                subframeP,(int)ccP->tdd_Config->subframeAssignment);
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    break;
  }
}

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uint16_t get_pucch1_absSF(COMMON_channels_t *cc,uint16_t dlsch_absSF)
{
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  uint16_t sf,f,nextf;
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  if (cc->tdd_Config==NULL) { //FDD n+4
    return((dlsch_absSF + 4)%10240);
  }
  else {
    sf    = dlsch_absSF%10;
    f     = dlsch_absSF/10;
    nextf = (f+1)&1023;

    switch (cc->tdd_Config->subframeAssignment) {
    case 0:
      AssertFatal(1==0,"SFA 0 to be filled in now, :-)\n");
      break;
    case 1:
      if      ((sf==5) || (sf==6)) return((10*nextf) + 2);                                        // ACK/NAK in SF 2 next frame
      else if (sf==9)              return((10*nextf) + 3);                                        // ACK/NAK in SF 3 next frame
      else if ((sf==0) || (sf==1)) return((10*f) + 2);                                            // ACK/NAK in SF 7 same frame
      else AssertFatal(1==0,"Impossible dlsch subframe %d for TDD configuration 3\n",sf);
      break;
    case 2:
      if      ((sf==4) || (sf==5) || (sf==6) || (sf==8)) return((10*nextf) + 2);                  // ACK/NAK in SF 2 next frame
      else if (sf==9)                                    return((10*nextf) + 7);                  // ACK/NAK in SF 7 next frame
      else if ((sf==0) || (sf==1) || (sf==3))            return((10*f) + 7);                      // ACK/NAK in SF 7 same frame
      else AssertFatal(1==0,"Impossible dlsch subframe %d for TDD configuration 3\n",sf);
      break;
    case 3:
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      if      ((sf==5) || (sf==6) || (sf==7) || (sf==8) || (sf==9)) return((10*nextf) + (sf>>1)); // ACK/NAK in 2,3,4 resp. next frame
      else if (sf==1)                                               return((10*nextf) + 2);       // ACK/NAK in 2 next frame
      else if (sf==0)                                               return((10*f) + 4);           // ACK/NAK in 4 same frame
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      else AssertFatal(1==0,"Impossible dlsch subframe %d for TDD configuration 3\n",sf);
      break;
    case 4:
      if      ((sf==6) || (sf==7) || (sf==8) || (sf==9)) return(((10*nextf) + 3)%10240);          // ACK/NAK in SF 3 next frame
      else if ((sf==0) || (sf==1) || (sf==4) || (sf==5)) return(((10*nextf) + 2)%10240);          // ACK/NAK in SF 2 next frame
      else AssertFatal(1==0,"Impossible dlsch subframe %d for TDD configuration 4\n",sf);
      break;
    case 5:
      if      ((sf==0) || (sf==1) || (sf==3) || (sf==4) || (sf==5) || (sf==6) || (sf==7) || (sf==8)) return(((10*nextf) + 2)%10240);     // ACK/NAK in SF 3 next frame
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      else if (sf==9)                                                                                return(((10*(1+nextf)) + 2)%10240); // ACK/NAK in SF 2 next frame
      else AssertFatal(1==0,"Impossible dlsch subframe %d for TDD configuration 5\n",sf);
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      break;
    case 6:
      AssertFatal(1==0,"SFA 6 To be filled in now, :-)\n");
      break;
    default:
      AssertFatal(1==0,"Illegal TDD subframe Assigment %d\n",(int)cc->tdd_Config->subframeAssignment);
      break;
    }
  }
  AssertFatal(1==0,"Shouldn't get here\n");
}

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void get_srs_pos(COMMON_channels_t *cc,uint16_t isrs,uint16_t *psrsPeriodicity,uint16_t *psrsOffset)
{
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  if(cc->tdd_Config) { // TDD
    AssertFatal(isrs>=10,"2 ms SRS periodicity not supported");
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    if ((isrs>9)&&(isrs<15)) {
      *psrsPeriodicity=5;
      *psrsOffset=isrs-10;
    }
    if ((isrs>14)&&(isrs<25)) {
      *psrsPeriodicity=10;
      *psrsOffset=isrs-15;
    }
    if ((isrs>24)&&(isrs<45)) {
      *psrsPeriodicity=20;
      *psrsOffset=isrs-25;
    }
    if ((isrs>44)&&(isrs<85)) {
      *psrsPeriodicity=40;
      *psrsOffset=isrs-45;
    }
    if ((isrs>84)&&(isrs<165)) {
      *psrsPeriodicity=80;
      *psrsOffset=isrs-85;
    }
    if ((isrs>164)&&(isrs<325)) {
      *psrsPeriodicity=160;
      *psrsOffset=isrs-165;
    }
    if ((isrs>324)&&(isrs<645)) {
      *psrsPeriodicity=320;
      *psrsOffset=isrs-325;
    }
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    AssertFatal(isrs<=644,"Isrs out of range %d>644\n",isrs);
  } // TDD
  else { // FDD
    if (isrs<2) {
      *psrsPeriodicity=2;
      *psrsOffset=isrs;
    }
    if ((isrs>1)&&(isrs<7)) {
      *psrsPeriodicity=5;
      *psrsOffset=isrs-2;
    }
    if ((isrs>6)&&(isrs<17)) {
      *psrsPeriodicity=10;
      *psrsOffset=isrs-7;
    }
    if ((isrs>16)&&(isrs<37)) {
      *psrsPeriodicity=20;
      *psrsOffset=isrs-17;
    }
    if ((isrs>36)&&(isrs<77)) {
      *psrsPeriodicity=40;
      *psrsOffset=isrs-37;
    }
    if ((isrs>76)&&(isrs<157)) {
      *psrsPeriodicity=80;
      *psrsOffset=isrs-77;
    }
    if ((isrs>156)&&(isrs<317)) {
      *psrsPeriodicity=160;
      *psrsOffset=isrs-157;
    }
    if ((isrs>316)&&(isrs<637)) {
      *psrsPeriodicity=320;
      *psrsOffset=isrs-317;
    }
    AssertFatal(isrs<=636,"Isrs out of range %d>636\n",isrs);
  }
}

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void get_csi_params(COMMON_channels_t *cc,struct CQI_ReportPeriodic *cqi_ReportPeriodic,uint16_t *Npd,uint16_t *N_OFFSET_CQI,int *H)
{
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  uint16_t cqi_PMI_ConfigIndex = cqi_ReportPeriodic->choice.setup.cqi_pmi_ConfigIndex;
  uint8_t Jtab[6] = {0,2,2,3,4,4};

  AssertFatal(cqi_ReportPeriodic!=NULL,"cqi_ReportPeriodic is null!\n");

  if (cc->tdd_Config==NULL) { //FDD
    if (cqi_PMI_ConfigIndex <= 1) {        // 2 ms CQI_PMI period
      *Npd = 2;
      *N_OFFSET_CQI = cqi_PMI_ConfigIndex;
    } else if (cqi_PMI_ConfigIndex <= 6) { // 5 ms CQI_PMI period
      *Npd = 5;
      *N_OFFSET_CQI = cqi_PMI_ConfigIndex-2;
    } else if (cqi_PMI_ConfigIndex <=16) { // 10ms CQI_PMI period
      *Npd = 10;
      *N_OFFSET_CQI = cqi_PMI_ConfigIndex-7;
    } else if (cqi_PMI_ConfigIndex <= 36) { // 20 ms CQI_PMI period
      *Npd = 20;
      *N_OFFSET_CQI = cqi_PMI_ConfigIndex-17;
    } else if (cqi_PMI_ConfigIndex <= 76) { // 40 ms CQI_PMI period
      *Npd = 40;
      *N_OFFSET_CQI = cqi_PMI_ConfigIndex-37;
    } else if (cqi_PMI_ConfigIndex <= 156) { // 80 ms CQI_PMI period
      *Npd = 80;
      *N_OFFSET_CQI = cqi_PMI_ConfigIndex-77;
    } else if (cqi_PMI_ConfigIndex <= 316) { // 160 ms CQI_PMI period
      *Npd = 160;
      *N_OFFSET_CQI = cqi_PMI_ConfigIndex-157;
    }
    else if (cqi_PMI_ConfigIndex > 317) {
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      if (cqi_PMI_ConfigIndex <= 349) { // 32 ms CQI_PMI period
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        *Npd = 32;
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      *N_OFFSET_CQI = cqi_PMI_ConfigIndex-318;
      }
      else if (cqi_PMI_ConfigIndex <= 413) { // 64 ms CQI_PMI period
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        *Npd = 64;
        *N_OFFSET_CQI = cqi_PMI_ConfigIndex-350;
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      }
      else if (cqi_PMI_ConfigIndex <= 541) { // 128 ms CQI_PMI period
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        *Npd = 128;
        *N_OFFSET_CQI = cqi_PMI_ConfigIndex-414;
      }
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    }
  }
  else { // TDD
   if (cqi_PMI_ConfigIndex == 0) {        // all UL subframes
     *Npd = 1;
     *N_OFFSET_CQI = 0;
   } else if (cqi_PMI_ConfigIndex <= 6) { // 5 ms CQI_PMI period
     *Npd = 5;
     *N_OFFSET_CQI = cqi_PMI_ConfigIndex-1;
   } else if (cqi_PMI_ConfigIndex <=16) { // 10ms CQI_PMI period
     *Npd = 10;
     *N_OFFSET_CQI = cqi_PMI_ConfigIndex-6;
   } else if (cqi_PMI_ConfigIndex <= 36) { // 20 ms CQI_PMI period
     *Npd = 20;
     *N_OFFSET_CQI = cqi_PMI_ConfigIndex-16;
   } else if (cqi_PMI_ConfigIndex <= 76) { // 40 ms CQI_PMI period
     *Npd = 40;
     *N_OFFSET_CQI = cqi_PMI_ConfigIndex-36;
   } else if (cqi_PMI_ConfigIndex <= 156) { // 80 ms CQI_PMI period
     *Npd = 80;
     *N_OFFSET_CQI = cqi_PMI_ConfigIndex-76;
   } else if (cqi_PMI_ConfigIndex <= 316) { // 160 ms CQI_PMI period
     *Npd = 160;
     *N_OFFSET_CQI = cqi_PMI_ConfigIndex-156;
   }
  }

  // get H
  if (cqi_ReportPeriodic->choice.setup.cqi_FormatIndicatorPeriodic.present == CQI_ReportPeriodic__setup__cqi_FormatIndicatorPeriodic_PR_subbandCQI)
    *H = 1+(Jtab[cc->mib->message.dl_Bandwidth]*cqi_ReportPeriodic->choice.setup.cqi_FormatIndicatorPeriodic.choice.subbandCQI.k);
  else
    *H=1;
}

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uint8_t get_dl_cqi_pmi_size_pusch(COMMON_channels_t *cc,uint8_t tmode,uint8_t ri, CQI_ReportModeAperiodic_t *cqi_ReportModeAperiodic)
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  int Ntab[6]       = {0,4,7,9,10,13};
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  int N             = Ntab[cc->mib->message.dl_Bandwidth];
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  int Ltab_uesel[6] = {0,6,9,13,15,18};
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  int L             = Ltab_uesel[cc->mib->message.dl_Bandwidth];
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  AssertFatal(cqi_ReportModeAperiodic != NULL,"cqi_ReportPeriodic is null!\n");

  switch (*cqi_ReportModeAperiodic) {
  case CQI_ReportModeAperiodic_rm12:
    AssertFatal(tmode==4 || tmode==6 || tmode==8 || tmode==9 || tmode==10,"Illegal TM (%d) for CQI_ReportModeAperiodic_rm12\n",tmode);
    AssertFatal(cc->p_eNB<=4,"only up to 4 antenna ports supported here\n");
    if (ri==1 && cc->p_eNB==2) return(4+(N<<1));
    else if (ri==2 && cc->p_eNB==2) return(8+N);
    else if (ri==1 && cc->p_eNB==4) return(4+(N<<2));
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    else if (ri>1  && cc->p_eNB==4) return(8+(N<<2));
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    break;
  case CQI_ReportModeAperiodic_rm20:
    // Table 5.2.2.6.3-1 (36.212)
    AssertFatal(tmode==1 || tmode==2 || tmode==3 || tmode==7 || tmode==9 || tmode==10,"Illegal TM (%d) for CQI_ReportModeAperiodic_rm20\n",tmode);
    AssertFatal(tmode!=9 && tmode!=10,"TM9/10 will be handled later for CQI_ReportModeAperiodic_rm20\n");
    return(4+2+L);
    break;
  case CQI_ReportModeAperiodic_rm22:
    // Table 5.2.2.6.3-2 (36.212)
    AssertFatal(tmode==4 || tmode==6 || tmode==8 || tmode==9 || tmode==10,"Illegal TM (%d) for CQI_ReportModeAperiodic_rm22\n",tmode);
    AssertFatal(tmode!=9 && tmode!=10,"TM9/10 will be handled later for CQI_ReportModeAperiodic_rm22\n");
    if (ri==1 && cc->p_eNB==2) return(4+2+0+0+L+4);
    if (ri==2 && cc->p_eNB==2) return(4+2+4+2+L+2);
    if (ri==1 && cc->p_eNB==4) return(4+2+0+0+L+8);
    if (ri>=2 && cc->p_eNB==4) return(4+2+4+2+L+8);
    break;
  case CQI_ReportModeAperiodic_rm30:
    // Table 5.2.2.6.2-1 (36.212)
    AssertFatal(tmode==1 || tmode==2 || tmode==3 || tmode==7 || tmode==8 || tmode==9 || tmode==10,"Illegal TM (%d) for CQI_ReportModeAperiodic_rm30\n",tmode);
    AssertFatal(tmode!=8 && tmode!=9 && tmode!=10,"TM8/9/10 will be handled later for CQI_ReportModeAperiodic_rm30\n");
    return(4+(N<<1));
    break;
  case CQI_ReportModeAperiodic_rm31:
    // Table 5.2.2.6.2-2 (36.212)
    AssertFatal(tmode==4 || tmode==6 || tmode==8 || tmode==9 || tmode==10,"Illegal TM (%d) for CQI_ReportModeAperiodic_rm31\n",tmode);
    AssertFatal(tmode!=8 && tmode!=9 && tmode!=10,"TM8/9/10 will be handled later for CQI_ReportModeAperiodic_rm31\n");
    if (ri==1 && cc->p_eNB==2) return(4+(N<<1)+0+0+2);
    else if (ri==2 && cc->p_eNB==2) return(4+(N<<1)+4+(N<<1)+1);
    else if (ri==1 && cc->p_eNB==4) return(4+(N<<1)+0+0+4);
    else if (ri>=2 && cc->p_eNB==4) return(4+(N<<1)+4+(N<<1)+4);
    break;
  case CQI_ReportModeAperiodic_rm32_v1250:
    AssertFatal(tmode==4 || tmode==6 || tmode==8 || tmode==9 || tmode==10,"Illegal TM (%d) for CQI_ReportModeAperiodic_rm32\n",tmode);
    AssertFatal(1==0,"CQI_ReportModeAperiodic_rm32_v1250 not supported yet\n");
    break;
  case CQI_ReportModeAperiodic_rm10_v1310:
    // Table 5.2.2.6.1-1F/G (36.212)
    if (ri==1) return(4); // F
    else return(7); // G
    break;
  case CQI_ReportModeAperiodic_rm11_v1310:
    // Table 5.2.2.6.1-1H (36.212)
    AssertFatal(tmode==4 || tmode==6 || tmode==8 || tmode==9 || tmode==10,"Illegal TM (%d) for CQI_ReportModeAperiodic_rm11\n",tmode);
    AssertFatal(cc->p_eNB<=4,"only up to 4 antenna ports supported here\n");
    if (ri==1 && cc->p_eNB==2) return(4+0+2);
    else if (ri==2 && cc->p_eNB==2) return(4+4+1);
    else if (ri==1 && cc->p_eNB==4) return(4+0+4);
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    else if (ri>1  && cc->p_eNB==4) return(4+4+4);
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    break;
  }
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  AssertFatal(1==0,"Shouldn't get here\n");
  return(0);
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}

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uint8_t get_rel8_dl_cqi_pmi_size(UE_sched_ctrl *sched_ctl,int CC_idP,COMMON_channels_t *cc,uint8_t tmode, struct CQI_ReportPeriodic *cqi_ReportPeriodic)
{
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  int no_pmi=0;
  //    Ltab[6] = {0,log2(15/4/2),log2(25/4/2),log2(50/6/3),log2(75/8/4),log2(100/8/4)};

  uint8_t Ltab[6] = {0,1,2,2,2,2};
  uint8_t ri = sched_ctl->periodic_ri_received[CC_idP];

  AssertFatal(cqi_ReportPeriodic != NULL,"cqi_ReportPeriodic is null!\n");
  AssertFatal(cqi_ReportPeriodic->present != CQI_ReportPeriodic_PR_NOTHING,
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              "cqi_ReportPeriodic->present == CQI_ReportPeriodic_PR_NOTHING!\n");
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  AssertFatal(cqi_ReportPeriodic->choice.setup.cqi_FormatIndicatorPeriodic.present != CQI_ReportPeriodic__setup__cqi_FormatIndicatorPeriodic_PR_NOTHING,
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              "cqi_ReportPeriodic->cqi_FormatIndicatorPeriodic.choice.setup.present == CQI_ReportPeriodic__setup__cqi_FormatIndicatorPeriodic_PR_NOTHING!\n");
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  switch(tmode) {
  case 1:
  case 2:
  case 5:
  case 6:
  case 7:
    no_pmi=1;
    break;
  default:
    no_pmi=0;
  }

  if ((cqi_ReportPeriodic->choice.setup.cqi_FormatIndicatorPeriodic.present == CQI_ReportPeriodic__setup__cqi_FormatIndicatorPeriodic_PR_widebandCQI) ||
      (sched_ctl->feedback_cnt[CC_idP] == 0)) {
    // send wideband report every opportunity if wideband reporting mode is selected, else every H opportunities
    if (no_pmi == 1)
      return(4);
    else if ((cc->p_eNB==2) && (ri==1)) return(6);
    else if ((cc->p_eNB==2) && (ri==2)) return(8);
    else if ((cc->p_eNB==4) && (ri==1)) return(8);
    else if ((cc->p_eNB==4) && (ri==2)) return(11);
    else AssertFatal(1==0,"illegal combination p %d, ri %d, no_pmi %d\n",cc->p_eNB,ri,no_pmi);
  }
  else if (cqi_ReportPeriodic->choice.setup.cqi_FormatIndicatorPeriodic.present == CQI_ReportPeriodic__setup__cqi_FormatIndicatorPeriodic_PR_subbandCQI) {
    if ((no_pmi == 1)||ri==1) return(4+Ltab[cc->mib->message.dl_Bandwidth]);
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    else
      return(7+Ltab[cc->mib->message.dl_Bandwidth]);
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  }
  AssertFatal(1==0,"Shouldn't get here : cqi_ReportPeriodic->present %d\n",cqi_ReportPeriodic->choice.setup.cqi_FormatIndicatorPeriodic.present);
}

void fill_nfapi_dl_dci_1A(nfapi_dl_config_request_pdu_t   *dl_config_pdu,
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                          uint8_t aggregation_level,
                          uint16_t rnti,
                          uint8_t rnti_type,
                          uint8_t harq_process,
                          uint8_t tpc,
                          uint16_t resource_block_coding,
                          uint8_t mcs,
                          uint8_t ndi,
                          uint8_t rv,
                          uint8_t vrb_flag)
{
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  memset((void*)dl_config_pdu,0,sizeof(nfapi_dl_config_request_pdu_t));
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  dl_config_pdu->pdu_type                                                          = NFAPI_DL_CONFIG_DCI_DL_PDU_TYPE;
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  dl_config_pdu->pdu_size                                                          = (uint8_t)(2+sizeof(nfapi_dl_config_dci_dl_pdu));
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  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.tl.tag                                 = NFAPI_DL_CONFIG_REQUEST_DCI_DL_PDU_REL8_TAG;
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  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.dci_format                             = NFAPI_DL_DCI_FORMAT_1A;
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.aggregation_level                      = aggregation_level;
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.rnti                                   = rnti;
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.rnti_type                              = rnti_type;
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.transmission_power                     = 6000; // equal to RS power
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.harq_process                           = harq_process;
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.tpc                                    = tpc; // no TPC
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.resource_block_coding                  = resource_block_coding;
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.mcs_1                                  = mcs;
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.new_data_indicator_1                   = ndi;
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.redundancy_version_1                   = rv;
  dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel8.virtual_resource_block_assignment_flag = vrb_flag;
}

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void program_dlsch_acknak(module_id_t module_idP, int CC_idP,int UE_idP, frame_t frameP, sub_frame_t subframeP,uint8_t cce_idx)
{
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  eNB_MAC_INST                   *eNB      = RC.mac[module_idP];
  COMMON_channels_t              *cc       = eNB->common_channels;
  UE_list_t                      *UE_list  = &eNB->UE_list;
  rnti_t                         rnti      = UE_RNTI(module_idP,UE_idP);
  nfapi_ul_config_request_body_t *ul_req;
  nfapi_ul_config_request_pdu_t  *ul_config_pdu;

  int use_simultaneous_pucch_pusch=0;
  nfapi_ul_config_ulsch_harq_information *ulsch_harq_information = NULL;
  nfapi_ul_config_harq_information *harq_information = NULL;
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#if defined(Rel10) || defined(Rel14)
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  if ((UE_list->UE_template[CC_idP][UE_idP].physicalConfigDedicated->ext2) &&
      (UE_list->UE_template[CC_idP][UE_idP].physicalConfigDedicated->ext2->pucch_ConfigDedicated_v1020) &&
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      (UE_list->UE_template[CC_idP][UE_idP].physicalConfigDedicated->ext2->pucch_ConfigDedicated_v1020->simultaneousPUCCH_PUSCH_r10) &&
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      (*UE_list->UE_template[CC_idP][UE_idP].physicalConfigDedicated->ext2->pucch_ConfigDedicated_v1020->simultaneousPUCCH_PUSCH_r10 ==
          PUCCH_ConfigDedicated_v1020__simultaneousPUCCH_PUSCH_r10_true))
    use_simultaneous_pucch_pusch=1;
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#endif
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  // pucch1 and pusch feedback is similar, namely in n+k subframes from now
  // This is used in the following "if/else" condition to check if there isn't or is already an UL grant in n+k
  int16_t ul_absSF = get_pucch1_absSF(&cc[CC_idP],subframeP+(10*frameP));
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  if ((ul_config_pdu = has_ul_grant(module_idP,CC_idP,
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                                    ul_absSF,
                                    rnti)) == NULL) {
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    // no UL grant so
    // Program ACK/NAK alone Format 1a/b or 3
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    ul_req        = &RC.mac[module_idP]->UL_req_tmp[CC_idP][ul_absSF%10].ul_config_request_body;
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    ul_config_pdu = &ul_req->ul_config_pdu_list[ul_req->number_of_pdus];
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    // Do PUCCH
    fill_nfapi_uci_acknak(module_idP,
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                          CC_idP,
                          rnti,
                          (frameP*10)+subframeP,
                          cce_idx);
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  }
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  else {
    /* there is already an existing UL grant so update it if needed
     * on top of some other UL resource (PUSCH,combined SR/CQI/HARQ on PUCCH, etc)
     */
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    switch(ul_config_pdu->pdu_type) {
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    /* [ulsch] to [ulsch + harq] or [ulsch + harq on pucch] */

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    case NFAPI_UL_CONFIG_ULSCH_PDU_TYPE:
      if (use_simultaneous_pucch_pusch==1) {
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        // Convert it to an NFAPI_UL_CONFIG_ULSCH_UCI_HARQ_PDU_TYPE
        harq_information = &ul_config_pdu->ulsch_uci_harq_pdu.harq_information;
        ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_ULSCH_UCI_HARQ_PDU_TYPE;
        LOG_D(MAC,"Frame %d, Subframe %d: Switched UCI HARQ to ULSCH UCI HARQ\n",frameP,subframeP);
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      }
      else {
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        // Convert it to an NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE
        ulsch_harq_information = &ul_config_pdu->ulsch_harq_pdu.harq_information;
        ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE;
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        ul_config_pdu->ulsch_harq_pdu.initial_transmission_parameters.initial_transmission_parameters_rel8.tl.tag=NFAPI_UL_CONFIG_REQUEST_INITIAL_TRANSMISSION_PARAMETERS_REL8_TAG;
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        ul_config_pdu->ulsch_harq_pdu.initial_transmission_parameters.initial_transmission_parameters_rel8.n_srs_initial=0; // last symbol not punctured
        ul_config_pdu->ulsch_harq_pdu.initial_transmission_parameters.initial_transmission_parameters_rel8.initial_number_of_resource_blocks=
          ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.number_of_resource_blocks; // we don't change the number of resource blocks across retransmissions yet
        LOG_D(MAC,"Frame %d, Subframe %d: Switched UCI HARQ to ULSCH HARQ\n",frameP,subframeP);
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      }
      break;
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    case NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE:
      AssertFatal(use_simultaneous_pucch_pusch == 1,
                  "Cannot be NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE, simultaneous_pucch_pusch is active");
      break;
    case NFAPI_UL_CONFIG_ULSCH_UCI_HARQ_PDU_TYPE:
      AssertFatal(use_simultaneous_pucch_pusch == 0,
                  "Cannot be NFAPI_UL_CONFIG_ULSCH_UCI_PDU_TYPE, simultaneous_pucch_pusch is inactive\n");
      break;

    /* [ulsch + cqi] to [ulsch + cqi + harq] */

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    case NFAPI_UL_CONFIG_ULSCH_CQI_RI_PDU_TYPE:
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      // Convert it to an NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE
      ulsch_harq_information = &ul_config_pdu->ulsch_cqi_harq_ri_pdu.harq_information;
      ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE;
      /* TODO: check this - when converting from nfapi_ul_config_ulsch_cqi_ri_pdu to
       * nfapi_ul_config_ulsch_cqi_harq_ri_pdu, shouldn't we copy initial_transmission_parameters
       * from the one to the other?
       * Those two types are not compatible. 'initial_transmission_parameters' is not at the
       * place in both.
       */
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      ul_config_pdu->ulsch_cqi_harq_ri_pdu.initial_transmission_parameters.initial_transmission_parameters_rel8.tl.tag=NFAPI_UL_CONFIG_REQUEST_INITIAL_TRANSMISSION_PARAMETERS_REL8_TAG;
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      ul_config_pdu->ulsch_cqi_harq_ri_pdu.initial_transmission_parameters.initial_transmission_parameters_rel8.n_srs_initial=0; // last symbol not punctured
      ul_config_pdu->ulsch_cqi_harq_ri_pdu.initial_transmission_parameters.initial_transmission_parameters_rel8.initial_number_of_resource_blocks=
        ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.number_of_resource_blocks; // we don't change the number of resource blocks across retransmissions yet
      break;
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    case NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE:
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      AssertFatal(use_simultaneous_pucch_pusch == 0,
                  "Cannot be NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE, simultaneous_pucch_pusch is active\n");
      break;
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    /* [ulsch + cqi on pucch] to [ulsch + cqi on pucch + harq on pucch] */
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    case NFAPI_UL_CONFIG_ULSCH_UCI_CSI_PDU_TYPE:
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      // convert it to an NFAPI_UL_CONFIG_ULSCH_CSI_UCI_HARQ_PDU_TYPE
      harq_information = &ul_config_pdu->ulsch_csi_uci_harq_pdu.harq_information;
      ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_ULSCH_CSI_UCI_HARQ_PDU_TYPE;
      break;
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    case NFAPI_UL_CONFIG_ULSCH_CSI_UCI_HARQ_PDU_TYPE:
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      AssertFatal(use_simultaneous_pucch_pusch == 1,
                  "Cannot be NFAPI_UL_CONFIG_ULSCH_CSI_UCI_HARQ_PDU_TYPE, simultaneous_pucch_pusch is inactive\n");
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      break;
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    /* [sr] to [sr + harq] */

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    case NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE:
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      // convert to NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE
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      ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE;
      harq_information = &ul_config_pdu->uci_sr_harq_pdu.harq_information;
      break;
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    case NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE:
      /* nothing to do */
      break;

    /* [cqi] to [cqi + harq] */

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    case NFAPI_UL_CONFIG_UCI_CQI_PDU_TYPE:
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      // convert to NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE
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      ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE;
      harq_information = &ul_config_pdu->uci_cqi_harq_pdu.harq_information;
      break;
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    case NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE:
      /* nothing to do */
      break;

    /* [cqi + sr] to [cqr + sr + harq] */
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    case NFAPI_UL_CONFIG_UCI_CQI_SR_PDU_TYPE:
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      // convert to NFAPI_UL_CONFIG_UCI_CQI_SR_HARQ_PDU_TYPE
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      ul_config_pdu->pdu_type = NFAPI_UL_CONFIG_UCI_CQI_SR_HARQ_PDU_TYPE;
      harq_information = &ul_config_pdu->uci_cqi_sr_harq_pdu.harq_information;
      break;
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    case NFAPI_UL_CONFIG_UCI_CQI_SR_HARQ_PDU_TYPE:
      /* nothing to do */
      break;
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    }
  }
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  if (ulsch_harq_information) fill_nfapi_ulsch_harq_information(module_idP,CC_idP,
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                                                                rnti,
                                                                ulsch_harq_information);

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  if (harq_information) fill_nfapi_harq_information(module_idP,CC_idP,
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                                                    rnti,
                                                    (frameP*10)+subframeP,
                                                    harq_information,
                                                    cce_idx);
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}

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uint8_t get_V_UL_DAI(module_id_t module_idP,int CC_idP,uint16_t rntiP)
{
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  nfapi_hi_dci0_request_body_t        *HI_DCI0_req         = &RC.mac[module_idP]->HI_DCI0_req[CC_idP].hi_dci0_request_body;
  nfapi_hi_dci0_request_pdu_t         *hi_dci0_pdu         = &HI_DCI0_req->hi_dci0_pdu_list[0];

  for (int i=0;i<HI_DCI0_req->number_of_dci;i++) {
    if ((hi_dci0_pdu[i].pdu_type == NFAPI_HI_DCI0_DCI_PDU_TYPE)&&
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        (hi_dci0_pdu[i].dci_pdu.dci_pdu_rel8.rnti == rntiP))
        return(hi_dci0_pdu[i].dci_pdu.dci_pdu_rel8.dl_assignment_index);
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  }
  return(4); // this is rule from Section 7.3 in 36.213
}

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void fill_nfapi_ulsch_harq_information(module_id_t module_idP,
                                       int CC_idP,
                                       uint16_t rntiP,
                                       nfapi_ul_config_ulsch_harq_information *harq_information)
{
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  eNB_MAC_INST                   *eNB      = RC.mac[module_idP];
  COMMON_channels_t              *cc       = &eNB->common_channels[CC_idP];
  UE_list_t                      *UE_list  = &eNB->UE_list;

  int UE_id                                = find_UE_id(module_idP,rntiP);

  PUSCH_ConfigDedicated_t              *puschConfigDedicated;
  //  PUSCH_ConfigDedicated_v1020_t        *puschConfigDedicated_v1020;
  //  PUSCH_ConfigDedicated_v1130_t        *puschConfigDedicated_v1130;
  //  PUSCH_ConfigDedicated_v1250_t        *puschConfigDedicated_v1250;

  AssertFatal(UE_id>=0,"UE_id cannot be found, impossible\n");
  AssertFatal(UE_list!=NULL,"UE_list is null\n");
  AssertFatal(UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated!=NULL,"physicalConfigDedicated for rnti %x is null\n",rntiP);
  AssertFatal((puschConfigDedicated = (PUSCH_ConfigDedicated_t *)UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pusch_ConfigDedicated)!=NULL,"physicalConfigDedicated->puschConfigDedicated for rnti %x is null\n",rntiP);
#if defined(Rel14) || defined(Rel14)
  /*  if (UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->ext2) puschConfigDedicated_v1020 =  UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->ext2->pusch_ConfigDedicated_v1020;
#endif
#ifdef Rel14
  if (UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->ext4) puschConfigDedicated_v1130 =  UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->ext4->pusch_ConfigDedicated_v1130;
  if (UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->ext5) puschConfigDedicated_v1250 =  UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->ext5->pusch_ConfigDedicated_v1250;
  */
#endif
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  harq_information->harq_information_rel10.tl.tag = NFAPI_UL_CONFIG_REQUEST_ULSCH_HARQ_INFORMATION_REL10_TAG;
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  harq_information->harq_information_rel10.delta_offset_harq = puschConfigDedicated->betaOffset_ACK_Index;
  AssertFatal(UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pucch_ConfigDedicated!=NULL,"pucch_ConfigDedicated is null!\n");
  if ((UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pucch_ConfigDedicated->tdd_AckNackFeedbackMode!=NULL)&&
      (*UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pucch_ConfigDedicated->tdd_AckNackFeedbackMode==PUCCH_ConfigDedicated__tdd_AckNackFeedbackMode_multiplexing))
      harq_information->harq_information_rel10.ack_nack_mode = 1;  // multiplexing
  else
      harq_information->harq_information_rel10.ack_nack_mode = 0;  // bundling

  switch(get_tmode(module_idP,CC_idP,UE_id)) {
  case 1:
  case 2:
  case 5:
  case 6:
  case 7:
    if (cc->tdd_Config==NULL) // FDD
      harq_information->harq_information_rel10.harq_size = 1;
    else {
      if (harq_information->harq_information_rel10.ack_nack_mode == 1)
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        harq_information->harq_information_rel10.harq_size = get_V_UL_DAI(module_idP,CC_idP,rntiP);
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      else
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        harq_information->harq_information_rel10.harq_size = 1;
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    }
    break;
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  default: // for any other TM we need 2 bits harq
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    if (cc->tdd_Config==NULL) {
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        harq_information->harq_information_rel10.harq_size     = 2;
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    }
    else {
      if (harq_information->harq_information_rel10.ack_nack_mode == 1)
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        harq_information->harq_information_rel10.harq_size     = get_V_UL_DAI(module_idP,CC_idP,rntiP);
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      else
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        harq_information->harq_information_rel10.harq_size     = 2;
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    }
    break;
  } // get Tmode
}
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void fill_nfapi_harq_information(module_id_t module_idP,
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                                 int CC_idP,
                                 uint16_t rntiP,
                                 uint16_t absSFP,
                                 nfapi_ul_config_harq_information *harq_information,
                                 uint8_t cce_idxP)
{
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  eNB_MAC_INST                   *eNB      = RC.mac[module_idP];
  COMMON_channels_t              *cc       = &eNB->common_channels[CC_idP];
  UE_list_t                      *UE_list  = &eNB->UE_list;

  int UE_id                                = find_UE_id(module_idP,rntiP);

  AssertFatal(UE_id>=0,"UE_id cannot be found, impossible\n");
  AssertFatal(UE_list!=NULL,"UE_list is null\n");
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  AssertFatal(UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated!=NULL,"physicalConfigDedicated for rnti %x is null CC_idP:%d UE_id:%d UE_list:rnti:%04x\n",rntiP,CC_idP,UE_id,UE_list->UE_template[CC_idP][UE_id].rnti);
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  harq_information->harq_information_rel11.tl.tag = NFAPI_UL_CONFIG_REQUEST_HARQ_INFORMATION_REL11_TAG;
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  harq_information->harq_information_rel11.num_ant_ports = 1;

  switch(get_tmode(module_idP,CC_idP,UE_id)) {
  case 1:
  case 2:
  case 5:
  case 6:
  case 7:
    if (cc->tdd_Config!=NULL) {
      AssertFatal(UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pucch_ConfigDedicated!=NULL,
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                  "pucch_ConfigDedicated is null for TDD!\n");
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      if ((UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pucch_ConfigDedicated->tdd_AckNackFeedbackMode!=NULL)&&
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          (*UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pucch_ConfigDedicated->tdd_AckNackFeedbackMode==PUCCH_ConfigDedicated__tdd_AckNackFeedbackMode_multiplexing)) {
        harq_information->harq_information_rel10_tdd.harq_size     = 2;  // 2-bit ACK/NAK
        harq_information->harq_information_rel10_tdd.ack_nack_mode = 1;  // multiplexing
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      }
      else {
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        harq_information->harq_information_rel10_tdd.harq_size     = 1;  // 1-bit ACK/NAK
        harq_information->harq_information_rel10_tdd.ack_nack_mode = 0;  // bundling
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      }
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      harq_information->harq_information_rel10_tdd.tl.tag                    = NFAPI_UL_CONFIG_REQUEST_HARQ_INFORMATION_REL10_TDD_TAG;
      harq_information->harq_information_rel10_tdd.n_pucch_1_0               = cc->radioResourceConfigCommon->pucch_ConfigCommon.n1PUCCH_AN + cce_idxP;
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      harq_information->harq_information_rel10_tdd.number_of_pucch_resources = 1;
    } else {
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      harq_information->harq_information_rel9_fdd.tl.tag                    = NFAPI_UL_CONFIG_REQUEST_HARQ_INFORMATION_REL9_FDD_TAG;
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      harq_information->harq_information_rel9_fdd.number_of_pucch_resources = 1;
      harq_information->harq_information_rel9_fdd.harq_size                 = 1;  // 1-bit ACK/NAK
      harq_information->harq_information_rel9_fdd.n_pucch_1_0               = cc->radioResourceConfigCommon->pucch_ConfigCommon.n1PUCCH_AN + cce_idxP;
    }
    break;
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  default: // for any other TM we need 2 bits harq
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    if (cc->tdd_Config!=NULL) {
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      AssertFatal(UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated!=NULL,"physicalConfigDedicated for rnti %x is null\n",rntiP);
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      AssertFatal(UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pucch_ConfigDedicated!=NULL,
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                  "pucch_ConfigDedicated is null for TDD!\n");
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      if ((UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pucch_ConfigDedicated->tdd_AckNackFeedbackMode!=NULL)&&
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          (*UE_list->UE_template[CC_idP][UE_id].physicalConfigDedicated->pucch_ConfigDedicated->tdd_AckNackFeedbackMode==PUCCH_ConfigDedicated__tdd_AckNackFeedbackMode_multiplexing)) {
        harq_information->harq_information_rel10_tdd.ack_nack_mode = 1;  // multiplexing
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      }
      else {
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        harq_information->harq_information_rel10_tdd.ack_nack_mode = 0;  // bundling
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      }
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      harq_information->harq_information_rel10_tdd.tl.tag          = NFAPI_UL_CONFIG_REQUEST_HARQ_INFORMATION_REL10_TDD_TAG;
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      harq_information->harq_information_rel10_tdd.n_pucch_1_0   = cc->radioResourceConfigCommon->pucch_ConfigCommon.n1PUCCH_AN + cce_idxP;
      harq_information->harq_information_rel10_tdd.number_of_pucch_resources = 1;
    }
    else {
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      harq_information->harq_information_rel9_fdd.tl.tag           = NFAPI_UL_CONFIG_REQUEST_HARQ_INFORMATION_REL9_FDD_TAG;
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      harq_information->harq_information_rel9_fdd.number_of_pucch_resources = 1;
      harq_information->harq_information_rel9_fdd.ack_nack_mode    = 0;  // 1a/b
      harq_information->harq_information_rel9_fdd.harq_size        = 2;
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      harq_information->harq_information_rel9_fdd.n_pucch_1_0      = cc->radioResourceConfigCommon->pucch_ConfigCommon.n1PUCCH_AN + cce_idxP;
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    }
    break;
  } // get Tmode
}

uint16_t fill_nfapi_uci_acknak(module_id_t module_idP,
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                               int CC_idP,
                               uint16_t rntiP,
                               uint16_t absSFP,
                               uint8_t cce_idxP)
{
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  eNB_MAC_INST                   *eNB          = RC.mac[module_idP];
  COMMON_channels_t              *cc           = &eNB->common_channels[CC_idP];
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  int ackNAK_absSF                             = get_pucch1_absSF(cc,absSFP);
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  nfapi_ul_config_request_t      *ul_req       = &eNB->UL_req_tmp[CC_idP][ackNAK_absSF%10];
  nfapi_ul_config_request_body_t *ul_req_body  = &ul_req->ul_config_request_body;
  nfapi_ul_config_request_pdu_t *ul_config_pdu = &ul_req_body->ul_config_pdu_list[ul_req_body->number_of_pdus];
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  memset((void*)ul_config_pdu,0,sizeof(nfapi_ul_config_request_pdu_t));
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  ul_config_pdu->pdu_type                                                              = NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE;
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  ul_config_pdu->pdu_size                                                              = (uint8_t)(2+sizeof(nfapi_ul_config_uci_harq_pdu));
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  ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.tl.tag                = NFAPI_UL_CONFIG_REQUEST_UE_INFORMATION_REL8_TAG;
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  ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.handle                = 0; // don't know how to use this
  ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti                  = rntiP;

  fill_nfapi_harq_information(module_idP,CC_idP,
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                              rntiP,
                              absSFP,
                              &ul_config_pdu->uci_harq_pdu.harq_information,
                              cce_idxP);
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  LOG_D(MAC,"Filled in UCI HARQ request for rnti %x SF %d.%d acknakSF %d.%d, cce_idxP %d-> n1_pucch %d\n",rntiP,
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        absSFP/10,absSFP%10,ackNAK_absSF/10,ackNAK_absSF%10,cce_idxP,ul_config_pdu->uci_harq_pdu.harq_information.harq_information_rel9_fdd.n_pucch_1_0);
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  ul_req_body->number_of_pdus++;
  ul_req_body->tl.tag = NFAPI_UL_CONFIG_REQUEST_BODY_TAG;
  ul_req->header.message_id = NFAPI_UL_CONFIG_REQUEST;
  //ul_req->sfn_sf = sfnsf_add_subframe(ackNAK_absSF/10, ackNAK_absSF%10, 4); // Still need to add 4 to ACK/NAK SFN/SF because of NFAPI running off TX frame 
  ul_req->sfn_sf = (ackNAK_absSF/10) << 4 | ackNAK_absSF%10;
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  return(((ackNAK_absSF/10)<<4) + (ackNAK_absSF%10));
}

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void fill_nfapi_dlsch_config(eNB_MAC_INST *eNB,
                             nfapi_dl_config_request_body_t *dl_req,
                             uint16_t length,
                             uint16_t pdu_index,
                             uint16_t rnti,
                             uint8_t resource_allocation_type,
                             uint8_t virtual_resource_block_assignment_flag,
                             uint16_t resource_block_coding,
                             uint8_t modulation,
                             uint8_t redundancy_version,
                             uint8_t transport_blocks,
                             uint8_t transport_block_to_codeword_swap_flag,
                             uint8_t transmission_scheme,
                             uint8_t number_of_layers,
                             uint8_t number_of_subbands,
                             //                             uint8_t codebook_index,
                             uint8_t ue_category_capacity,
                             uint8_t pa,
                             uint8_t delta_power_offset_index,
                             uint8_t ngap,
                             uint8_t nprb,
                             uint8_t transmission_mode,
                             uint8_t num_bf_prb_per_subband,
                             uint8_t num_bf_vector
                             )
{
  nfapi_dl_config_request_pdu_t   *dl_config_pdu = &dl_req->dl_config_pdu_list[dl_req->number_pdu];
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  memset((void*)dl_config_pdu,0,sizeof(nfapi_dl_config_request_pdu_t));
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  dl_config_pdu->pdu_type                                                        = NFAPI_DL_CONFIG_DLSCH_PDU_TYPE;
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  dl_config_pdu->pdu_size                                                        = (uint8_t)(2+sizeof(nfapi_dl_config_dlsch_pdu));
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  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.tl.tag                                 = NFAPI_DL_CONFIG_REQUEST_DLSCH_PDU_REL8_TAG;
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  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.length                                 = length;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index                              = pdu_index;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.rnti                                   = rnti;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.resource_allocation_type               = resource_allocation_type;
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  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.virtual_resource_block_assignment_flag = virtual_resource_block_assignment_flag;
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  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.resource_block_coding                  = resource_block_coding;
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  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.modulation                             = modulation;
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  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.redundancy_version                     = redundancy_version;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_blocks                       = transport_blocks;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transport_block_to_codeword_swap_flag  = transport_block_to_codeword_swap_flag;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transmission_scheme                    = transmission_scheme;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.number_of_layers                       = number_of_layers;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.number_of_subbands                     = number_of_subbands;
  //  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.codebook_index                         = codebook_index;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.ue_category_capacity                   = ue_category_capacity;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pa                                     = pa;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.delta_power_offset_index               = delta_power_offset_index;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.ngap                                   = ngap;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.nprb                                   = nprb;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.transmission_mode                      = transmission_mode;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.num_bf_prb_per_subband                 = num_bf_prb_per_subband;
  dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.num_bf_vector                          = num_bf_vector;
  dl_req->number_pdu++;
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  dl_req->tl.tag=NFAPI_DL_CONFIG_REQUEST_BODY_TAG;
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}

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uint16_t fill_nfapi_tx_req(nfapi_tx_request_body_t *tx_req_body,uint16_t absSF,uint16_t pdu_length, uint16_t pdu_index, uint8_t *pdu)
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{
  nfapi_tx_request_pdu_t *TX_req        = &tx_req_body->tx_pdu_list[tx_req_body->number_of_pdus];
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  TX_req->pdu_length                    = pdu_length;
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  TX_req->pdu_index                     = pdu_index;
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  TX_req->num_segments                  = 1;
  TX_req->segments[0].segment_length    = pdu_length;
  TX_req->segments[0].segment_data      = pdu;
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  tx_req_body->tl.tag = NFAPI_TX_REQUEST_BODY_TAG;
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  tx_req_body->number_of_pdus++;

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  LOG_D(MAC,"Filling TX_req SFN/SF:%d/%d PDUs:%d for pdu length %d pdu_index:%d\n",absSF/10,absSF%10,tx_req_body->number_of_pdus,pdu_length,pdu_index);

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  return(((absSF/10)<<4) + (absSF%10));
}
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void fill_nfapi_ulsch_config_request_rel8(nfapi_ul_config_request_pdu_t  *ul_config_pdu,
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                                          uint8_t                        cqi_req,
                                          COMMON_channels_t              *cc,
                                          struct PhysicalConfigDedicated  *physicalConfigDedicated,
                                          uint8_t                        tmode,
                                          uint32_t                       handle,
                                          uint16_t                       rnti,
                                          uint8_t                        resource_block_start,
                                          uint8_t                        number_of_resource_blocks,
                                          uint8_t                        mcs,
                                          uint8_t                        cyclic_shift_2_for_drms,
                                          uint8_t                        frequency_hopping_enabled_flag,
                                          uint8_t                        frequency_hopping_bits,
                                          uint8_t                        new_data_indication,
                                          uint8_t                        redundancy_version,
                                          uint8_t                        harq_process_number,
                                          uint8_t                        ul_tx_mode,
                                          uint8_t                        current_tx_nb,
                                          uint8_t                        n_srs,
                                          uint16_t                       size
                                          )
{
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  memset((void*)ul_config_pdu,0,sizeof(nfapi_ul_config_request_pdu_t));
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  ul_config_pdu->pdu_type                                                        = NFAPI_UL_CONFIG_ULSCH_PDU_TYPE;
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  ul_config_pdu->pdu_size                                                        = (uint8_t)(2+sizeof(nfapi_ul_config_ulsch_pdu));
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  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.tl.tag                                 = NFAPI_UL_CONFIG_REQUEST_ULSCH_PDU_REL8_TAG;
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  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.handle                                 = handle;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.rnti                                   = rnti;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.resource_block_start                   = resource_block_start;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.number_of_resource_blocks              = number_of_resource_blocks;
  if      (mcs<11) ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.modulation_type       = 2;
  else if (mcs<21) ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.modulation_type       = 4;
  else             ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.modulation_type       = 6;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.cyclic_shift_2_for_drms                = cyclic_shift_2_for_drms;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.frequency_hopping_enabled_flag         = frequency_hopping_enabled_flag;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.frequency_hopping_bits                 = frequency_hopping_bits;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.new_data_indication                    = new_data_indication;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.redundancy_version                     = redundancy_version;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.harq_process_number                    = harq_process_number;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.ul_tx_mode                             = ul_tx_mode;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.current_tx_nb                          = current_tx_nb;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.n_srs                                  = n_srs;
  ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.size                                   = size;

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  if (cqi_req == 1) {
    // Add CQI portion
    ul_config_pdu->pdu_type                                                           = NFAPI_UL_CONFIG_ULSCH_CQI_RI_PDU_TYPE;
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    ul_config_pdu->pdu_size                                                           = (uint8_t)(2+sizeof(nfapi_ul_config_ulsch_cqi_ri_pdu));
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    ul_config_pdu->ulsch_cqi_ri_pdu.cqi_ri_information.cqi_ri_information_rel9.tl.tag                  = NFAPI_UL_CONFIG_REQUEST_CQI_RI_INFORMATION_REL9_TAG;
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    ul_config_pdu->ulsch_cqi_ri_pdu.cqi_ri_information.cqi_ri_information_rel9.report_type             = 1;
    ul_config_pdu->ulsch_cqi_ri_pdu.cqi_ri_information.cqi_ri_information_rel9.aperiodic_cqi_pmi_ri_report.number_of_cc = 1;
    LOG_D(MAC,"report_type %d\n",ul_config_pdu->ulsch_cqi_ri_pdu.cqi_ri_information.cqi_ri_information_rel9.report_type);
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    if (cc->p_eNB<=2 && (tmode==3||tmode==4||tmode==8||tmode==9||tmode==10))
      ul_config_pdu->ulsch_cqi_ri_pdu.cqi_ri_information.cqi_ri_information_rel9.aperiodic_cqi_pmi_ri_report.cc[0].ri_size = 1;
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    else if (cc->p_eNB<=2)
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      ul_config_pdu->ulsch_cqi_ri_pdu.cqi_ri_information.cqi_ri_information_rel9.aperiodic_cqi_pmi_ri_report.cc[0].ri_size = 0;
    else if (cc->p_eNB==4)
      ul_config_pdu->ulsch_cqi_ri_pdu.cqi_ri_information.cqi_ri_information_rel9.aperiodic_cqi_pmi_ri_report.cc[0].ri_size = 2;
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    AssertFatal(physicalConfigDedicated->cqi_ReportConfig!=NULL,"physicalConfigDedicated->cqi_ReportConfig is null!\n");
    AssertFatal(physicalConfigDedicated->cqi_ReportConfig->cqi_ReportModeAperiodic!=NULL,"physicalConfigDedicated->cqi_ReportModeAperiodic is null!\n");
    AssertFatal(physicalConfigDedicated->pusch_ConfigDedicated!=NULL,"physicalConfigDedicated->puschConfigDedicated is null!\n");
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