dci_tools.c 145 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

*******************************************************************************/

/*! \file PHY/LTE_TRANSPORT/dci_tools.c
 * \brief PHY Support routines (eNB/UE) for filling PDSCH/PUSCH/DLSCH/ULSCH data structures based on DCI PDUs generated by eNB MAC scheduler. 
 * \author R. Knopp
 * \date 2011
 * \version 0.1
 * \company Eurecom
 * \email: knopp@eurecom.fr
 * \note
 * \warning
 */
#include "PHY/defs.h"
#include "PHY/extern.h"
#include "SCHED/defs.h"
#include "MAC_INTERFACE/defs.h"
#include "MAC_INTERFACE/extern.h"
#ifdef DEBUG_DCI_TOOLS
#include "PHY/vars.h"
#endif
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#include "assertions.h"
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//#define DEBUG_DCI

uint32_t  localRIV2alloc_LUT6[32];
uint32_t  distRIV2alloc_LUT6[32];
uint16_t RIV2nb_rb_LUT6[32];
uint16_t RIV2first_rb_LUT6[32];
uint16_t RIV_max6=0;

uint32_t  localRIV2alloc_LUT25[512];
uint32_t  distRIV2alloc_LUT25[512];
uint16_t RIV2nb_rb_LUT25[512];
uint16_t RIV2first_rb_LUT25[512];
uint16_t RIV_max25=0;


uint32_t  localRIV2alloc_LUT50_0[1600];
uint32_t  distRIV2alloc_LUT50_0[1600];
uint32_t  localRIV2alloc_LUT50_1[1600];
uint32_t  distRIV2alloc_LUT50_1[1600];
uint16_t RIV2nb_rb_LUT50[1600];
uint16_t RIV2first_rb_LUT50[1600];
uint16_t RIV_max50=0;

uint32_t  localRIV2alloc_LUT100_0[6000];
uint32_t  distRIV2alloc_LUT100_0[6000];
uint32_t  localRIV2alloc_LUT100_1[6000];
uint32_t  distRIV2alloc_LUT100_1[6000];
uint32_t  localRIV2alloc_LUT100_2[6000];
uint32_t  distRIV2alloc_LUT100_2[6000];
uint32_t  localRIV2alloc_LUT100_3[6000];
uint32_t  distRIV2alloc_LUT100_3[6000];
uint16_t RIV2nb_rb_LUT100[6000];
uint16_t RIV2first_rb_LUT100[6000];
uint16_t RIV_max100=0;


extern uint32_t current_dlsch_cqi;

// Table 8.6.3-3 36.213
uint16_t beta_cqi[16] = {0,   //reserved
			 0,   //reserved
			 9,   //1.125
			 10,  //1.250
			 11,  //1.375
			 13,  //1.625
			 14,  //1.750
			 16,  //2.000
			 18,  //2.250
			 20,  //2.500
			 23,  //2.875
			 25,  //3.125
			 28,  //3.500
			 32,  //4.000
			 40,  //5.000
			 50}; //6.250

// Table 8.6.3-2 36.213
uint16_t beta_ri[16] = {10,   //1.250
			13,   //1.625
			16,   //2.000
			20,   //2.500
			25,   //3.125
			32,   //4.000
			40,   //5.000
			50,   //6.250
			64,   //8.000
			80,   //10.000
			101,  //12.625
			127,  //15.875
			160,  //20.000
			0,    //reserved 
			0,    //reserved
			0};   //reserved

// Table 8.6.3-2 36.213
uint16_t beta_ack[16] = {16,  //2.000
			 20,  //2.500
			 25,  //3.125
			 32,  //4.000
			 40,  //5.000
			 50,  //6.250
			 64,  //8.000
			 80,  //10.000
			 101, //12.625
			 127, //15.875
			 160, //20.000
			 248, //31.000
			 400, //50.000
			 640, //80.000
			 808};//126.00

int8_t delta_PUSCH_abs[4] = {-4,-1,1,4};
int8_t delta_PUSCH_acc[4] = {-1,0,1,3};

int8_t *delta_PUCCH_lut = delta_PUSCH_acc;
		    
void conv_rballoc(uint8_t ra_header,uint32_t rb_alloc,uint32_t N_RB_DL,uint32_t *rb_alloc2) {

  uint32_t i,shift,subset;
  rb_alloc2[0] = 0; rb_alloc2[1] = 0; rb_alloc2[2] = 0; rb_alloc2[3] = 0;

  //  printf("N_RB_DL %d, ra_header %d, rb_alloc %x\n",N_RB_DL,ra_header,rb_alloc);

  switch (N_RB_DL) {

  case 6:
    rb_alloc2[0] = rb_alloc&0x3f;
    break;

  case 25:
    if (ra_header == 0) {// Type 0 Allocation
      
      for (i=12;i>0;i--) {
          if ((rb_alloc&(1<<i)) != 0)
              rb_alloc2[0] |= (3<<((2*(12-i))));
          //      printf("rb_alloc2 (type 0) %x\n",rb_alloc2);
      }
      if ((rb_alloc&1) != 0)
          rb_alloc2[0] |= (1<<24);
    }
    else {
      subset = rb_alloc&1;
      shift  = (rb_alloc>>1)&1;
      for (i=0;i<11;i++) {
	if ((rb_alloc&(1<<(i+2))) != 0)
	  rb_alloc2[0] |= (1<<(2*i));
	//printf("rb_alloc2 (type 1) %x\n",rb_alloc2);
      }
      if ((shift == 0) && (subset == 1))
	rb_alloc2[0]<<=1;
      else if ((shift == 1) && (subset == 0))
	rb_alloc2[0]<<=4;
      else if ((shift == 1) && (subset == 1))
	rb_alloc2[0]<<=3;
    }
    break;
  case 50:
    if (ra_header == 0) {// Type 0 Allocation

      for (i=16; i>0; i--) {
        if ((rb_alloc&(1<<i)) != 0)
          rb_alloc2[(3*(16-i))>>5] |= (7<<((3*(16-i))%32));
      }
      /*
      for (i=1;i<=16;i++) {
        if ((rb_alloc&(1<<(16-i))) != 0) 
          rb_alloc2[(3*i)>>5] |= (7<<((3*i)%32));
      }
      */
      // bit mask across 
      if ((rb_alloc2[0]>>31)==1)
        rb_alloc2[1] |= 1;
      if ((rb_alloc&1) != 0)
          rb_alloc2[1] |= (3<<16);
      /*      
      for (i=0;i<16;i++) {
	if (((rb_alloc>>(16-i))&1) != 0)
	  rb_alloc2[(3*i)>>5] |= (7<<((3*i)%32));
	if ((i==10)&&((rb_alloc&(1<<6))!=0))
	  rb_alloc2[1] = 1;
	//	printf("rb_alloc2[%d] (type 0) %x ((%x>>%d)&1=%d)\n",(3*i)>>5,rb_alloc2[(3*i)>>5],rb_alloc,i,(rb_alloc>>i)&1);

      }
      // fill in 2 from last bit instead of 3
      if ((rb_alloc&1) != 0)
	rb_alloc2[1] |= (3<<i);
      //    printf("rb_alloc2[%d] (type 0) %x ((%x>>%d)&1=%d)\n",(3*i)>>5,rb_alloc2[(3*i)>>5],rb_alloc,i,(rb_alloc>>i)&1);
      */
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      //      printf("rb_alloc[1]=%x,rb_alloc[0]=%x\n",rb_alloc2[1],rb_alloc2[0]);
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    }
    else {
      LOG_E(PHY,"resource type 1 not supported for  N_RB_DL=100\n");
      exit(-1);
      /*
	subset = rb_alloc&1;
	shift  = (rb_alloc>>1)&1;
	for (i=0;i<11;i++) {
	if ((rb_alloc&(1<<(i+2))) != 0)
	rb_alloc2 |= (1<<(2*i));
	//      printf("rb_alloc2 (type 1) %x\n",rb_alloc2);
	}
	if ((shift == 0) && (subset == 1))
	rb_alloc2<<=1;
	else if ((shift == 1) && (subset == 0))
	rb_alloc2<<=4;
	else if ((shift == 1) && (subset == 1))
	rb_alloc2<<=3;
      */
    }
    break;

  case 100:
    if (ra_header == 0) {// Type 0 Allocation
      for (i=0;i<25;i++) {
	if ((rb_alloc&(1<<(24-i))) != 0)
	  rb_alloc2[(4*i)>>5] |= (0xf<<((4*i)%32));
	//	printf("rb_alloc2[%d] (type 0) %x (%d)\n",(4*i)>>5,rb_alloc2[(4*i)>>5],rb_alloc&(1<<i));
      }
    }
    else {
      LOG_E(PHY,"resource type 1 not supported for  N_RB_DL=100\n");
      exit(-1);
      /*
	subset = rb_alloc&1;
	shift  = (rb_alloc>>1)&1;
	for (i=0;i<11;i++) {
	if ((rb_alloc&(1<<(i+2))) != 0)
	rb_alloc2 |= (1<<(2*i));
	//      printf("rb_alloc2 (type 1) %x\n",rb_alloc2);
	}
	if ((shift == 0) && (subset == 1))
	rb_alloc2<<=1;
	else if ((shift == 1) && (subset == 0))
	rb_alloc2<<=4;
	else if ((shift == 1) && (subset == 1))
	rb_alloc2<<=3;
      */
    }
    break;

  default:
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    LOG_E(PHY,"Invalid N_RB_DL %d\n", N_RB_DL);
    DevParam (N_RB_DL, 0, 0);
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    break;
  }

}



uint32_t conv_nprb(uint8_t ra_header,uint32_t rb_alloc,int N_RB_DL) {

  uint32_t nprb=0,i;

  switch (N_RB_DL) {
  case 6:
    for (i=0;i<6;i++) {
      if ((rb_alloc&(1<<i)) != 0)
	nprb += 1;
    }
    break;
  case 25:
    if (ra_header == 0) {// Type 0 Allocation
      
        for (i=12;i>0;i--) {
            if ((rb_alloc&(1<<i)) != 0)
                nprb += 2;
        }
        if ((rb_alloc&1) != 0)
            nprb += 1;
    }
    else {
      for (i=0;i<11;i++) {
	if ((rb_alloc&(1<<(i+2))) != 0)
	  nprb += 1;
      }
    }
    break;
  case 50:
    if (ra_header == 0) {// Type 0 Allocation
            
      for (i=0;i<16;i++) {
	if ((rb_alloc&(1<<(16-i))) != 0)
	  nprb += 3;
      }
      if ((rb_alloc&1) != 0)
	nprb += 2;

    }
    else {
      for (i=0;i<17;i++) {
	if ((rb_alloc&(1<<(i+2))) != 0)
	  nprb += 1;
      }
    }
    break;
  case 100:
    if (ra_header == 0) {// Type 0 Allocation
      
      for (i=0;i<25;i++) {
	if ((rb_alloc&(1<<(24-i))) != 0)
	  nprb += 4;
      }
    }
    else {
      for (i=0;i<25;i++) {
	if ((rb_alloc&(1<<(i+2))) != 0)
	  nprb += 1;
      }
    }
    break;
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  default:
    LOG_E(PHY,"Invalide N_RB_DL %d\n", N_RB_DL);
    DevParam (N_RB_DL, 0, 0);
    break;
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  }

  return(nprb);
}

uint16_t computeRIV(uint16_t N_RB_DL,uint16_t RBstart,uint16_t Lcrbs) {

    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);
}

int dist6[6]={0,2,3,5,1,4};
int dist50[50]={};
int dist100[100]={};

void generate_RIV_tables() {

  // 6RBs localized RIV
  uint8_t Lcrbs,RBstart;
  uint8_t distpos;
  uint16_t RIV;
  uint32_t alloc0,alloc_dist0;
  uint32_t alloc1,alloc_dist1;
  uint32_t alloc2,alloc_dist2;
  uint32_t alloc3,alloc_dist3;

  for (RBstart=0;RBstart<6;RBstart++) {
    alloc0 = 0;
    alloc_dist0 = 0;
    for (Lcrbs=1;Lcrbs<=(6-RBstart);Lcrbs++) {
      //printf("RBstart %d, len %d --> ",RBstart,Lcrbs);
      alloc0 |= (1<<(RBstart+Lcrbs-1));
      // This is the RB<->VRB relationship for N_RB_DL=25
      alloc_dist0 |= (1<<dist6[RBstart+Lcrbs-1]);

      RIV=computeRIV(6,RBstart,Lcrbs);
      if (RIV>RIV_max6)
	RIV_max6 = RIV;

      //      printf("RIV %d (%d) : first_rb %d NBRB %d\n",RIV,localRIV2alloc_LUT25[RIV],RBstart,Lcrbs);
      localRIV2alloc_LUT6[RIV] = alloc0;
      distRIV2alloc_LUT6[RIV]  = alloc_dist0;
      RIV2nb_rb_LUT6[RIV]      = Lcrbs;
      RIV2first_rb_LUT6[RIV]   = RBstart;
    }
  }


  for (RBstart=0;RBstart<25;RBstart++) {
      alloc0 = 0;
      alloc_dist0 = 0;
      for (Lcrbs=1;Lcrbs<=(25-RBstart);Lcrbs++) {
          //      printf("RBstart %d, len %d --> ",RBstart,Lcrbs);
          alloc0 |= (1<<(RBstart+Lcrbs-1));
          // This is the RB<->VRB relationship for N_RB_DL=25
          distpos = ((RBstart+Lcrbs-1)*6)%23;
          if (distpos == 0)
              distpos = 23;
          alloc_dist0 |= (1<<distpos);
          
          RIV=computeRIV(25,RBstart,Lcrbs);
          if (RIV>RIV_max25)
              RIV_max25 = RIV;
          
          //      printf("RIV %d (%d) : first_rb %d NBRB %d\n",RIV,localRIV2alloc_LUT25[RIV],RBstart,Lcrbs);
          localRIV2alloc_LUT25[RIV] = alloc0;
          distRIV2alloc_LUT25[RIV]  = alloc_dist0;
          RIV2nb_rb_LUT25[RIV]      = Lcrbs;
          RIV2first_rb_LUT25[RIV]   = RBstart;
      }
  }


  for (RBstart=0;RBstart<50;RBstart++) {
    alloc0 = 0;
    alloc_dist0 = 0;
    alloc1 = 0;
    alloc_dist1 = 0;
    for (Lcrbs=1;Lcrbs<=(50-RBstart);Lcrbs++) {
      //      printf("RBstart %d, len %d --> ",RBstart,Lcrbs);

      if ((RBstart+Lcrbs-1)<32)
	alloc0 |= (1<<(RBstart+Lcrbs-1));
      else
	alloc1 |= (1<<(RBstart+Lcrbs-33));

      if (dist50[RBstart+Lcrbs-1]<32)
	alloc_dist0 |= (1<<dist50[RBstart+Lcrbs-1]);
      else
	alloc_dist1 |= (1<<dist50[RBstart+Lcrbs-33]);

      RIV=computeRIV(50,RBstart,Lcrbs);
      if (RIV>RIV_max50)
	RIV_max50 = RIV;

      //      printf("RIV %d : first_rb %d NBRB %d\n",RIV,RBstart,Lcrbs);
      localRIV2alloc_LUT50_0[RIV] = alloc0;
      localRIV2alloc_LUT50_1[RIV] = alloc1;
      distRIV2alloc_LUT50_0[RIV]  = alloc_dist0;
      distRIV2alloc_LUT50_1[RIV]  = alloc_dist1;
      RIV2nb_rb_LUT50[RIV]        = Lcrbs;
      RIV2first_rb_LUT50[RIV]     = RBstart;
    }
  }


  for (RBstart=0;RBstart<100;RBstart++) {
    alloc0 = 0;
    alloc_dist0 = 0;
    alloc1 = 0;
    alloc_dist1 = 0;
    alloc2 = 0;
    alloc_dist2 = 0;
    alloc3 = 0;
    alloc_dist3 = 0;

    for (Lcrbs=1;Lcrbs<=(100-RBstart);Lcrbs++) {

      if ((RBstart+Lcrbs-1)<32)
	alloc0 |= (1<<(RBstart+Lcrbs-1));
      else if ((RBstart+Lcrbs-1)<64)
	alloc1 |= (1<<(RBstart+Lcrbs-33));
      else if ((RBstart+Lcrbs-1)<96)
	alloc2 |= (1<<(RBstart+Lcrbs-65));
      else
	alloc3 |= (1<<(RBstart+Lcrbs-97));

      if (dist100[RBstart+Lcrbs-1]<32)
	alloc_dist0 |= (1<<dist100[RBstart+Lcrbs-1]);
      else if (dist100[RBstart+Lcrbs-1]<64)
	alloc_dist1 |= (1<<dist100[RBstart+Lcrbs-33]);
      else if (dist100[RBstart+Lcrbs-1]<64)
	alloc_dist2 |= (1<<dist100[RBstart+Lcrbs-65]);
      else
	alloc_dist3 |= (1<<dist100[RBstart+Lcrbs-97]);

      RIV=computeRIV(100,RBstart,Lcrbs);
      if (RIV>RIV_max100)
	RIV_max100 = RIV;

      //      printf("RIV %d : first_rb %d NBRB %d\n",RIV,RBstart,Lcrbs);
      localRIV2alloc_LUT100_0[RIV] = alloc0;
      distRIV2alloc_LUT100_0[RIV]  = alloc_dist0;
      localRIV2alloc_LUT100_1[RIV] = alloc1;
      distRIV2alloc_LUT100_1[RIV]  = alloc_dist1;
      localRIV2alloc_LUT100_2[RIV] = alloc2;
      distRIV2alloc_LUT100_2[RIV]  = alloc_dist2;
      localRIV2alloc_LUT100_3[RIV] = alloc3;
      distRIV2alloc_LUT100_3[RIV]  = alloc_dist3;
      RIV2nb_rb_LUT100[RIV]      = Lcrbs;
      RIV2first_rb_LUT100[RIV]   = RBstart;
    }
  }
}

// Ngap = 3, N_VRB_DL=6, P=1, N_row=2, N_null=4*2-6=2
// permutation for even slots :
//    n_PRB'(0,2,4) = (0,1,2), n_PRB'(1,3,5) = (4,5,6)
//    n_PRB''(0,1,2,3) = (0,2,4,6)
//    => n_tilde_PRB(5) = (4)
//       n_tilde_PRB(4) = (1)
//       n_tilde_PRB(2,3) = (3,5)
//       n_tilde_PRB(0,1) = (0,2)


 
uint32_t get_rballoc(uint8_t vrb_type,uint16_t rb_alloc_dci) {

  if (vrb_type == 0)
    return(localRIV2alloc_LUT25[rb_alloc_dci]);
  else
    return(distRIV2alloc_LUT25[rb_alloc_dci]);

}

uint8_t get_transmission_mode(uint16_t Mod_id, uint16_t rnti) {
  unsigned char UE_id;

  // find the UE_index corresponding to rnti
  UE_id = find_ue(rnti,PHY_vars_eNB_g[Mod_id]);

  return(PHY_vars_eNB_g[Mod_id]->transmission_mode[UE_id]);
}

int generate_eNB_dlsch_params_from_dci(uint8_t subframe,
				       void *dci_pdu,
				       uint16_t rnti,
				       DCI_format_t dci_format,
				       LTE_eNB_DLSCH_t **dlsch,
				       LTE_DL_FRAME_PARMS *frame_parms,
				       PDSCH_CONFIG_DEDICATED *pdsch_config_dedicated,
				       uint16_t si_rnti,
				       uint16_t ra_rnti,
				       uint16_t p_rnti,
				       uint16_t DL_pmi_single) {

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  uint8_t harq_pid = UINT8_MAX;
  uint32_t rballoc = UINT32_MAX;
  uint32_t RIV_max = 0;
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  uint8_t NPRB,tbswap,tpmi=0;
  LTE_eNB_DLSCH_t *dlsch0=NULL,*dlsch1;
  uint8_t frame_type=frame_parms->frame_type;
  uint8_t vrb_type=0;
  uint8_t mcs=0;
  uint8_t I_mcs = 0;
  uint8_t rv=0;
  uint8_t ndi=0;
  uint8_t rah=0;
  uint8_t TPC=0;
  //   printf("Generate eNB DCI, format %d, rnti %x (pdu %p)\n",dci_format,rnti,dci_pdu);

  switch (dci_format) {

  case format0:
    return(-1);
    break;
  case format1A:  // This is DLSCH allocation for control traffic

 

    dlsch[0]->subframe_tx[subframe] = 1;

    switch (frame_parms->N_RB_DL) {
    case 6:
      if (frame_type == TDD) {
	vrb_type = ((DCI1A_1_5MHz_TDD_1_6_t *)dci_pdu)->vrb_type;
	mcs      = ((DCI1A_1_5MHz_TDD_1_6_t *)dci_pdu)->mcs;
	rballoc  = ((DCI1A_1_5MHz_TDD_1_6_t *)dci_pdu)->rballoc;
	rv       = ((DCI1A_1_5MHz_TDD_1_6_t *)dci_pdu)->rv;
	ndi      = ((DCI1A_1_5MHz_TDD_1_6_t *)dci_pdu)->ndi;
	TPC      = ((DCI1A_1_5MHz_TDD_1_6_t *)dci_pdu)->TPC; 
	harq_pid = ((DCI1A_1_5MHz_TDD_1_6_t *)dci_pdu)->harq_pid;

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	//	      printf("TDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",mcs,rballoc,rv,NPRB);
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      }
      else {
	vrb_type = ((DCI1A_1_5MHz_FDD_t *)dci_pdu)->vrb_type;
	mcs      = ((DCI1A_1_5MHz_FDD_t *)dci_pdu)->mcs;
	rballoc  = ((DCI1A_1_5MHz_FDD_t *)dci_pdu)->rballoc;
	rv       = ((DCI1A_1_5MHz_FDD_t *)dci_pdu)->rv;
	ndi      = ((DCI1A_1_5MHz_FDD_t *)dci_pdu)->ndi;
	TPC      = ((DCI1A_1_5MHz_FDD_t *)dci_pdu)->TPC; 
	harq_pid = ((DCI1A_1_5MHz_FDD_t *)dci_pdu)->harq_pid;

	//      printf("FDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",mcs,rballoc,rv,NPRB);
      }
      
      if (vrb_type == 0)
	dlsch[0]->rb_alloc[0]                       = localRIV2alloc_LUT6[rballoc];
      else
	dlsch[0]->rb_alloc[0]                       = distRIV2alloc_LUT6[rballoc];
      
      dlsch[0]->nb_rb                               = RIV2nb_rb_LUT6[rballoc];//NPRB;
      RIV_max = RIV_max6;

      
      break;
    case 25:
      if (frame_type == TDD) {
	vrb_type = ((DCI1A_5MHz_TDD_1_6_t *)dci_pdu)->vrb_type;
	mcs      = ((DCI1A_5MHz_TDD_1_6_t *)dci_pdu)->mcs;
	rballoc  = ((DCI1A_5MHz_TDD_1_6_t *)dci_pdu)->rballoc;
	rv       = ((DCI1A_5MHz_TDD_1_6_t *)dci_pdu)->rv;
	ndi      = ((DCI1A_5MHz_TDD_1_6_t *)dci_pdu)->ndi;
	TPC      = ((DCI1A_5MHz_TDD_1_6_t *)dci_pdu)->TPC; 
	harq_pid = ((DCI1A_5MHz_TDD_1_6_t *)dci_pdu)->harq_pid;

	//      printf("TDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",mcs,rballoc,rv,NPRB);
      }
      else {
	vrb_type = ((DCI1A_5MHz_FDD_t *)dci_pdu)->vrb_type;
	mcs      = ((DCI1A_5MHz_FDD_t *)dci_pdu)->mcs;
	rballoc  = ((DCI1A_5MHz_FDD_t *)dci_pdu)->rballoc;
	rv       = ((DCI1A_5MHz_FDD_t *)dci_pdu)->rv;
	ndi      = ((DCI1A_5MHz_FDD_t *)dci_pdu)->ndi;
	TPC      = ((DCI1A_5MHz_FDD_t *)dci_pdu)->TPC; 
	harq_pid = ((DCI1A_5MHz_FDD_t *)dci_pdu)->harq_pid;

	//      printf("FDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",mcs,rballoc,rv,NPRB);
      }

      if (vrb_type == 0)
	dlsch[0]->rb_alloc[0]                       = localRIV2alloc_LUT25[rballoc];
      else
	dlsch[0]->rb_alloc[0]                       = distRIV2alloc_LUT25[rballoc];
      
      dlsch[0]->nb_rb                               = RIV2nb_rb_LUT25[rballoc];//NPRB;
      RIV_max = RIV_max25;      
      break;
    case 50:
      if (frame_type == TDD) {
	vrb_type = ((DCI1A_10MHz_TDD_1_6_t *)dci_pdu)->vrb_type;
	mcs      = ((DCI1A_10MHz_TDD_1_6_t *)dci_pdu)->mcs;
	rballoc  = ((DCI1A_10MHz_TDD_1_6_t *)dci_pdu)->rballoc;
	rv       = ((DCI1A_10MHz_TDD_1_6_t *)dci_pdu)->rv;
	ndi      = ((DCI1A_10MHz_TDD_1_6_t *)dci_pdu)->ndi;
	TPC      = ((DCI1A_10MHz_TDD_1_6_t *)dci_pdu)->TPC; 
	harq_pid = ((DCI1A_10MHz_TDD_1_6_t *)dci_pdu)->harq_pid;

	//      printf("TDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",mcs,rballoc,rv,NPRB);
      }
      else {
	vrb_type = ((DCI1A_10MHz_FDD_t *)dci_pdu)->vrb_type;
	mcs      = ((DCI1A_10MHz_FDD_t *)dci_pdu)->mcs;
	rballoc  = ((DCI1A_10MHz_FDD_t *)dci_pdu)->rballoc;
	rv       = ((DCI1A_10MHz_FDD_t *)dci_pdu)->rv;
	ndi      = ((DCI1A_10MHz_FDD_t *)dci_pdu)->ndi;
	TPC      = ((DCI1A_10MHz_FDD_t *)dci_pdu)->TPC; 
	harq_pid = ((DCI1A_10MHz_FDD_t *)dci_pdu)->harq_pid;
	//      printf("FDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",mcs,rballoc,rv,NPRB);
      }

      if (vrb_type == 0) {
	dlsch[0]->rb_alloc[0]                       = localRIV2alloc_LUT50_0[rballoc];
	dlsch[0]->rb_alloc[1]                       = localRIV2alloc_LUT50_1[rballoc];
      }
      else {
	dlsch[0]->rb_alloc[0]                       = distRIV2alloc_LUT50_0[rballoc];
	dlsch[0]->rb_alloc[1]                       = distRIV2alloc_LUT50_1[rballoc];
      }
      dlsch[0]->nb_rb                               = RIV2nb_rb_LUT50[rballoc];//NPRB;
      RIV_max = RIV_max50;
      break;
    case 100:
      if (frame_type == TDD) {
	vrb_type = ((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->vrb_type;
	mcs      = ((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->mcs;
	rballoc  = ((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->rballoc;
	rv       = ((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->rv;
	ndi      = ((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->ndi;
	TPC      = ((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->TPC; 
	harq_pid = ((DCI1A_20MHz_TDD_1_6_t *)dci_pdu)->harq_pid;
	//      printf("TDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",mcs,rballoc,rv,NPRB);
      }
      else {
	vrb_type = ((DCI1A_20MHz_FDD_t *)dci_pdu)->vrb_type;
	mcs      = ((DCI1A_20MHz_FDD_t *)dci_pdu)->mcs;
	rballoc  = ((DCI1A_20MHz_FDD_t *)dci_pdu)->rballoc;
	rv       = ((DCI1A_20MHz_FDD_t *)dci_pdu)->rv;
	ndi      = ((DCI1A_20MHz_FDD_t *)dci_pdu)->ndi;
	TPC      = ((DCI1A_20MHz_FDD_t *)dci_pdu)->TPC; 
	harq_pid = ((DCI1A_20MHz_FDD_t *)dci_pdu)->harq_pid;
	//      printf("FDD 1A: mcs %d, rballoc %x,rv %d, NPRB %d\n",mcs,rballoc,rv,NPRB);
      }

      if (vrb_type == 0) {
	dlsch[0]->rb_alloc[0]                       = localRIV2alloc_LUT100_0[rballoc];
	dlsch[0]->rb_alloc[1]                       = localRIV2alloc_LUT100_1[rballoc];
	dlsch[0]->rb_alloc[2]                       = localRIV2alloc_LUT100_2[rballoc];
	dlsch[0]->rb_alloc[3]                       = localRIV2alloc_LUT100_3[rballoc];
      }
      else {
	dlsch[0]->rb_alloc[0]                       = distRIV2alloc_LUT100_0[rballoc];
	dlsch[0]->rb_alloc[1]                       = distRIV2alloc_LUT100_1[rballoc];
	dlsch[0]->rb_alloc[2]                       = distRIV2alloc_LUT100_2[rballoc];
	dlsch[0]->rb_alloc[3]                       = distRIV2alloc_LUT100_3[rballoc];
      }
      dlsch[0]->nb_rb                               = RIV2nb_rb_LUT100[rballoc];//NPRB;
      RIV_max = RIV_max100;
      break;
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      default:
        LOG_E(PHY,"Invalid N_RB_D %dL\n", frame_parms->N_RB_DL);
        DevParam (frame_parms->N_RB_DL, 0, 0);
        break;
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    }

    // harq_pid field is reserved
    if ((rnti==si_rnti) || (rnti==ra_rnti) || (rnti==p_rnti)){  //
      harq_pid=0;
      // see 36-212 V8.6.0 p. 45
      NPRB      = (TPC&1)+2;
      ndi       = 1;
      // 36-213 sec.7.1.7.2 p.26
      I_mcs     = mcs;
    }
    else {
      if (harq_pid>1) {
	LOG_E(PHY,"ERROR: Format 1A: harq_pid > 1\n");
	return(-1);
      }
      if (rballoc>RIV_max) {
	LOG_E(PHY,"ERROR: Format 1A: rb_alloc (%x) > RIV_max (%x)\n",rballoc,RIV_max);
	return(-1);
      }
      NPRB      = dlsch[0]->nb_rb;
      I_mcs     = get_I_TBS(mcs);
    }

    if (NPRB==0)
      return(-1);

    //  printf("NPRB %d, nb_rb %d, ndi %d\n",NPRB,dlsch[0]->nb_rb,ndi);
    dlsch[0]->harq_processes[harq_pid]->rvidx     = rv; 

    dlsch[0]->harq_processes[harq_pid]->Nl          = 1;
    dlsch[0]->layer_index = 0;
    dlsch[0]->harq_processes[harq_pid]->mimo_mode   = (frame_parms->mode1_flag == 1) ? SISO : ALAMOUTI;
    dlsch[0]->harq_processes[harq_pid]->Ndi         = ndi;
    dlsch[0]->dl_power_off = 1;

    if (dlsch[0]->harq_processes[harq_pid]->Ndi == 1) {
      dlsch[0]->harq_processes[harq_pid]->status = ACTIVE;
      //            printf("Setting DLSCH process %d to ACTIVE\n",harq_pid);
    }



    dlsch[0]->harq_processes[harq_pid]->mcs         = mcs;
    dlsch[0]->harq_processes[harq_pid]->TBS         = TBStable[I_mcs][NPRB-1];

    dlsch[0]->current_harq_pid = harq_pid;
    dlsch[0]->harq_ids[subframe] = harq_pid;

    dlsch[0]->active = 1;
    dlsch0 = dlsch[0];

    dlsch[0]->rnti = rnti;

    dlsch[0]->harq_ids[subframe] = harq_pid;
    if (dlsch[0]->harq_processes[harq_pid]->Ndi == 1)
      dlsch[0]->harq_processes[harq_pid]->status = ACTIVE;

    break;
  case format1:

    switch (frame_parms->N_RB_DL) {

    case 6:
      if (frame_type == TDD) {
	mcs       = ((DCI1_1_5MHz_TDD_t *)dci_pdu)->mcs;
	rballoc   = ((DCI1_1_5MHz_TDD_t *)dci_pdu)->rballoc;
	rah       = ((DCI1_1_5MHz_TDD_t *)dci_pdu)->rah;
	rv        = ((DCI1_1_5MHz_TDD_t *)dci_pdu)->rv;
	ndi       = ((DCI1_1_5MHz_TDD_t *)dci_pdu)->ndi;
	harq_pid  = ((DCI1_1_5MHz_TDD_t *)dci_pdu)->harq_pid;
      }
      else {
	mcs      = ((DCI1_1_5MHz_FDD_t *)dci_pdu)->mcs;
	rah      = ((DCI1_1_5MHz_FDD_t *)dci_pdu)->rah;
	rballoc  = ((DCI1_1_5MHz_FDD_t *)dci_pdu)->rballoc;
	rv       = ((DCI1_1_5MHz_FDD_t *)dci_pdu)->rv;
	ndi      = ((DCI1_1_5MHz_FDD_t *)dci_pdu)->ndi;
	harq_pid = ((DCI1_1_5MHz_FDD_t *)dci_pdu)->harq_pid;
      }
      break;
    case 25:
      
      if (frame_type == TDD) {
	mcs       = ((DCI1_5MHz_TDD_t *)dci_pdu)->mcs;
	rballoc   = ((DCI1_5MHz_TDD_t *)dci_pdu)->rballoc;
	rah       = ((DCI1_5MHz_TDD_t *)dci_pdu)->rah;
	rv        = ((DCI1_5MHz_TDD_t *)dci_pdu)->rv;
	ndi       = ((DCI1_5MHz_TDD_t *)dci_pdu)->ndi;
	harq_pid  = ((DCI1_5MHz_TDD_t *)dci_pdu)->harq_pid;
      }
      else {
	mcs      = ((DCI1_5MHz_FDD_t *)dci_pdu)->mcs;
	rah      = ((DCI1_5MHz_FDD_t *)dci_pdu)->rah;
	rballoc  = ((DCI1_5MHz_FDD_t *)dci_pdu)->rballoc;
	rv       = ((DCI1_5MHz_FDD_t *)dci_pdu)->rv;
	ndi      = ((DCI1_5MHz_FDD_t *)dci_pdu)->ndi;
	harq_pid = ((DCI1_5MHz_FDD_t *)dci_pdu)->harq_pid;
      }
      break;
    case 50:
      if (frame_type == TDD) {
	mcs       = ((DCI1_10MHz_TDD_t *)dci_pdu)->mcs;
	rballoc   = ((DCI1_10MHz_TDD_t *)dci_pdu)->rballoc;
	rah       = ((DCI1_10MHz_TDD_t *)dci_pdu)->rah;
	rv        = ((DCI1_10MHz_TDD_t *)dci_pdu)->rv;
	ndi       = ((DCI1_10MHz_TDD_t *)dci_pdu)->ndi;
	harq_pid  = ((DCI1_10MHz_TDD_t *)dci_pdu)->harq_pid;
      }
      else {
	mcs      = ((DCI1_10MHz_FDD_t *)dci_pdu)->mcs;
	rah      = ((DCI1_10MHz_FDD_t *)dci_pdu)->rah;
	rballoc  = ((DCI1_10MHz_FDD_t *)dci_pdu)->rballoc;
	rv       = ((DCI1_10MHz_FDD_t *)dci_pdu)->rv;
	ndi      = ((DCI1_10MHz_FDD_t *)dci_pdu)->ndi;
	harq_pid = ((DCI1_10MHz_FDD_t *)dci_pdu)->harq_pid;
      }
      break;

    case 100:
      if (frame_type == TDD) {
	mcs       = ((DCI1_20MHz_TDD_t *)dci_pdu)->mcs;
	rballoc   = ((DCI1_20MHz_TDD_t *)dci_pdu)->rballoc;
	rah       = ((DCI1_20MHz_TDD_t *)dci_pdu)->rah;
	rv        = ((DCI1_20MHz_TDD_t *)dci_pdu)->rv;
	ndi       = ((DCI1_20MHz_TDD_t *)dci_pdu)->ndi;
	harq_pid  = ((DCI1_20MHz_TDD_t *)dci_pdu)->harq_pid;
      }
      else {
	mcs      = ((DCI1_20MHz_FDD_t *)dci_pdu)->mcs;
	rah      = ((DCI1_20MHz_FDD_t *)dci_pdu)->rah;
	rballoc  = ((DCI1_20MHz_FDD_t *)dci_pdu)->rballoc;
	rv       = ((DCI1_20MHz_FDD_t *)dci_pdu)->rv;
	ndi      = ((DCI1_20MHz_FDD_t *)dci_pdu)->ndi;
	harq_pid = ((DCI1_20MHz_FDD_t *)dci_pdu)->harq_pid;
      }
      break;

    }

    if (harq_pid>=8) {
      LOG_E(PHY,"ERROR: Format 1: harq_pid >= 8\n");
      return(-1);
    }

    // msg("DCI: Setting subframe_tx for subframe %d\n",subframe);
    dlsch[0]->subframe_tx[subframe] = 1;

    conv_rballoc(rah,
		 rballoc,frame_parms->N_RB_DL,
		 dlsch[0]->rb_alloc);

    dlsch[0]->nb_rb = conv_nprb(rah,
				rballoc,
				frame_parms->N_RB_DL);

    NPRB      = dlsch[0]->nb_rb;


    if (NPRB==0)
      return(-1);


    dlsch[0]->harq_processes[harq_pid]->rvidx       = rv;

    dlsch[0]->harq_processes[harq_pid]->Nl          = 1;
    dlsch[0]->layer_index = 0;
    dlsch[0]->harq_processes[harq_pid]->mimo_mode   = (frame_parms->mode1_flag == 1) ? SISO : ALAMOUTI;
    dlsch[0]->dl_power_off = 1;
    dlsch[0]->harq_processes[harq_pid]->Ndi         = ndi;

    dlsch[0]->active = 1;

    if (dlsch[0]->harq_processes[harq_pid]->Ndi == 1) {
      dlsch[0]->harq_processes[harq_pid]->status = ACTIVE;
      //            printf("Setting DLSCH process %d to ACTIVE\n",harq_pid);
      // MCS and TBS don't change across HARQ rounds
    dlsch[0]->harq_processes[harq_pid]->mcs         = mcs;
    dlsch[0]->harq_processes[harq_pid]->TBS         = TBStable[get_I_TBS(dlsch[0]->harq_processes[harq_pid]->mcs)][NPRB-1];

    }


    dlsch[0]->current_harq_pid = harq_pid;
    dlsch[0]->harq_ids[subframe] = harq_pid;



    dlsch0 = dlsch[0];

    dlsch[0]->rnti = rnti;


    break;
  case format2_2A_L10PRB:

    return(-1);
    break;
  case format2_2A_M10PRB:

    harq_pid  = ((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->harq_pid;
    if (harq_pid>=8) {
      LOG_E(PHY,"ERROR: Format 2_2A_M10PRB: harq_pid >= 8\n");
      return(-1);
    }


    tbswap = ((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->tb_swap;
    if (tbswap == 0) {
      dlsch0 = dlsch[0];
      dlsch1 = dlsch[1];
    }
    else{
      dlsch0 = dlsch[1];
      dlsch1 = dlsch[0];
    }

    dlsch0->subframe_tx[subframe] = 1;

    dlsch0->current_harq_pid = harq_pid;
    dlsch1->current_harq_pid = harq_pid;
    dlsch0->harq_ids[subframe] = harq_pid;
    dlsch1->harq_ids[subframe] = harq_pid;
    //    printf("Setting DLSCH harq id %d to subframe %d\n",harq_pid,subframe);


    conv_rballoc(((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->rah,
		 ((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->rballoc,frame_parms->N_RB_DL,
		 dlsch0->rb_alloc);
    dlsch1->rb_alloc[0]                         = dlsch0->rb_alloc[0];

    dlsch0->nb_rb                               = conv_nprb(((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->rah,
							    ((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->rballoc,
							    frame_parms->N_RB_DL);
    dlsch1->nb_rb                               = dlsch0->nb_rb;

    dlsch0->harq_processes[harq_pid]->mcs       = ((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->mcs1;
    dlsch1->harq_processes[harq_pid]->mcs       = ((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->mcs2;
    dlsch0->harq_processes[harq_pid]->rvidx     = ((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->rv1;
    dlsch1->harq_processes[harq_pid]->rvidx     = ((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->rv2;

    // check if either TB is disabled (see 36-213 V8.6 p. 26)


    if ((dlsch0->harq_processes[harq_pid]->rvidx == 1) && (dlsch0->harq_processes[harq_pid]->mcs == 0))
      dlsch0->harq_processes[harq_pid]->status = DISABLED;

    if ((dlsch1->harq_processes[harq_pid]->rvidx == 1) && (dlsch1->harq_processes[harq_pid]->mcs == 0))
      dlsch1->harq_processes[harq_pid]->status = DISABLED;

    dlsch0->harq_processes[harq_pid]->Nl        = 1;

    dlsch0->layer_index                         = tbswap;
    dlsch1->layer_index                         = 1-tbswap;

    // Fix this
    tpmi = ((DCI2_5MHz_2A_M10PRB_TDD_t *)dci_pdu)->tpmi;

    switch (tpmi) {
    case 0 :
      dlsch0->harq_processes[harq_pid]->mimo_mode   = ALAMOUTI;
      break;
    case 1:
      dlsch0->harq_processes[harq_pid]->mimo_mode   = UNIFORM_PRECODING11;
      dlsch0->pmi_alloc                             = pmi_extend(frame_parms,0);
      break;
    case 2:
      dlsch0->harq_processes[harq_pid]->mimo_mode   = UNIFORM_PRECODING1m1;
      dlsch0->pmi_alloc                             = pmi_extend(frame_parms,1);
      break;
    case 3:
      dlsch0->harq_processes[harq_pid]->mimo_mode   = UNIFORM_PRECODING1j;
      dlsch0->pmi_alloc                             = pmi_extend(frame_parms,2);
      break;
    case 4:
      dlsch0->harq_processes[harq_pid]->mimo_mode   = UNIFORM_PRECODING1mj;
      dlsch0->pmi_alloc                             = pmi_extend(frame_parms,3);
      break;
    case 5:
      dlsch0->harq_processes[harq_pid]->mimo_mode   = PUSCH_PRECODING0;
      dlsch0->pmi_alloc                             = DL_pmi_single;
      break;
    case 6:
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