phy_procedures_lte_eNb.c 146 KB
Newer Older
1
/*******************************************************************************
ghaddab's avatar
ghaddab committed
2 3
    OpenAirInterface 
    Copyright(c) 1999 - 2014 Eurecom
4

ghaddab's avatar
ghaddab committed
5 6 7 8
    OpenAirInterface is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
9 10


ghaddab's avatar
ghaddab committed
11 12 13 14
    OpenAirInterface is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
15

ghaddab's avatar
ghaddab committed
16 17 18 19
    You should have received a copy of the GNU General Public License
    along with OpenAirInterface.The full GNU General Public License is 
   included in this distribution in the file called "COPYING". If not, 
   see <http://www.gnu.org/licenses/>.
20 21

  Contact Information
ghaddab's avatar
ghaddab committed
22 23 24 25
  OpenAirInterface Admin: openair_admin@eurecom.fr
  OpenAirInterface Tech : openair_tech@eurecom.fr
  OpenAirInterface Dev  : openair4g-devel@eurecom.fr
  
ghaddab's avatar
ghaddab committed
26
  Address      : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
27

ghaddab's avatar
ghaddab committed
28
 *******************************************************************************/
29 30 31

/*! \file phy_procedures_lte_eNB.c
 * \brief Implementation of eNB procedures from 36.213 LTE specifications
32
 * \author R. Knopp, F. Kaltenberger, N. Nikaein
33 34 35
 * \date 2011
 * \version 0.1
 * \company Eurecom
36
 * \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr,navid.nikaein@eurecom.fr
37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
 * \note
 * \warning
 */

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

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

52
#define DEBUG_PHY_PROC
53 54 55 56 57 58 59 60 61 62 63 64 65
//#define DEBUG_ULSCH

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

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

66 67
#include "assertions.h"

68
#if defined(ENABLE_ITTI)
gauthier's avatar
gauthier committed
69 70 71 72
#   include "intertask_interface.h"
#   if defined(ENABLE_RAL)
#     include "timer.h"
#   endif
73 74
#endif

75 76 77 78 79
//#define DIAG_PHY

#define NS_PER_SLOT 500000

#define PUCCH 1
80
#define PUCCH1_THRES 15
81
#define PUCCH1a_THRES 15
82 83 84

extern inline unsigned int taus(void);
extern int exit_openair;
85
//extern void do_OFDM_mod(mod_sym_t **txdataF, int32_t **txdata, uint32_t frame, uint16_t next_slot, LTE_DL_FRAME_PARMS *frame_parms);
86 87 88 89 90 91 92


unsigned char dlsch_input_buffer[2700] __attribute__ ((aligned(16)));
int eNB_sync_buffer0[640*6] __attribute__ ((aligned(16)));
int eNB_sync_buffer1[640*6] __attribute__ ((aligned(16)));
int *eNB_sync_buffer[2] = {eNB_sync_buffer0, eNB_sync_buffer1};

93
extern uint16_t hundred_times_log10_NPRB[100];
94 95 96 97 98 99 100 101 102 103 104 105 106

unsigned int max_peak_val; 
int max_sect_id, max_sync_pos;

//DCI_ALLOC_t dci_alloc[8];

#ifdef EMOS
fifo_dump_emos_eNB emos_dump_eNB;
#endif

#if defined(SMBV) && !defined(EXMIMO)
extern const char smbv_fname[];
extern unsigned short config_frames[4];
107
extern uint8_t smbv_frame_cnt;
108 109 110 111 112 113 114
#endif

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

115 116 117 118
uint8_t is_SR_subframe(PHY_VARS_eNB *phy_vars_eNB,uint8_t UE_id,uint8_t sched_subframe) {

  int subframe = phy_vars_eNB->proc[sched_subframe].subframe_rx;
  int frame = phy_vars_eNB->proc[sched_subframe].frame_rx;
119
  
120
  LOG_D(PHY,"[eNB %d][SR %x] Frame %d subframe %d Checking for SR TXOp(sr_ConfigIndex %d)\n",
121
	phy_vars_eNB->Mod_id,phy_vars_eNB->ulsch_eNB[UE_id]->rnti,frame,subframe,
122
	phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex);
123
  
124
  if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 4) {        // 5 ms SR period
125 126
    if ((subframe%5) == phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex)
      return(1);
127 128
  }
  else if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 14) {  // 10 ms SR period
129 130
    if (subframe==(phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex-5))
      return(1);
131 132
  }
  else if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 34) { // 20 ms SR period
133
    if ((10*(frame&1)+subframe) == (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex-15))
134
      return(1);
135 136
  }
  else if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 74) { // 40 ms SR period
137
    if ((10*(frame&3)+subframe) == (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex-35))
138
      return(1);
139 140
  }
  else if (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex <= 154) { // 80 ms SR period
141
    if ((10*(frame&7)+subframe) == (phy_vars_eNB->scheduling_request_config[UE_id].sr_ConfigIndex-75))
142
      return(1);
143 144 145 146
  }

  return(0);
}
147
 
148 149
int32_t add_ue(int16_t rnti, PHY_VARS_eNB *phy_vars_eNB) {
  uint8_t i;
150

151
#ifdef DEBUG_PHY_PROC
152
  LOG_I(PHY,"[eNB %d] Adding UE with rnti %x\n",phy_vars_eNB->Mod_id,rnti);
153
#endif
154
  for (i=0;i<NUMBER_OF_UE_MAX;i++) {
155 156 157 158 159 160 161 162 163 164 165
    if ((phy_vars_eNB->dlsch_eNB[i]==NULL) || (phy_vars_eNB->ulsch_eNB[i]==NULL)) {
      LOG_E(PHY,"Can't add UE, not enough memory allocated\n");
      return(-1);
    }
    else {
      if (phy_vars_eNB->eNB_UE_stats[i].crnti==0) {
	LOG_I(PHY,"UE_id %d associated with rnti %x\n",i, rnti);
	phy_vars_eNB->dlsch_eNB[i][0]->rnti = rnti;
	phy_vars_eNB->ulsch_eNB[i]->rnti = rnti;
	phy_vars_eNB->eNB_UE_stats[i].crnti = rnti;
	return(i);
166
      }
167
    }
168 169 170 171
  }
  return(-1);
}

172 173
int32_t remove_ue(uint16_t rnti, PHY_VARS_eNB *phy_vars_eNB, uint8_t abstraction_flag) {
  uint8_t i;
174

175
#ifdef DEBUG_PHY_PROC
176
  LOG_I(PHY,"eNB %d removing UE with rnti %x\n",phy_vars_eNB->Mod_id,rnti);
177
#endif
178
  for (i=0;i<NUMBER_OF_UE_MAX;i++) {
179 180 181 182 183 184 185 186 187 188 189
    if ((phy_vars_eNB->dlsch_eNB[i]==NULL) || (phy_vars_eNB->ulsch_eNB[i]==NULL)) {
      LOG_E(PHY,"Can't remove UE, not enough memory allocated\n");
      return(-1);
    }
    else {
      if (phy_vars_eNB->eNB_UE_stats[i].crnti==rnti) {
	//msg("[PHY] UE_id %d\n",i);
	clean_eNb_dlsch(phy_vars_eNB->dlsch_eNB[i][0], abstraction_flag);
	clean_eNb_ulsch(phy_vars_eNB->ulsch_eNB[i],abstraction_flag);
	//phy_vars_eNB->eNB_UE_stats[i].crnti = 0;
	memset(&phy_vars_eNB->eNB_UE_stats[i],0,sizeof(LTE_eNB_UE_stats));
190
	//	mac_exit_wrapper("Removing UE");	
191
	return(i);
192
      }
193
    }
194 195 196 197 198
  }

  return(-1);
}

199 200
int8_t find_next_ue_index(PHY_VARS_eNB *phy_vars_eNB) {
  uint8_t i;
201 202

  for (i=0;i<NUMBER_OF_UE_MAX;i++) {
203 204
    if (phy_vars_eNB->eNB_UE_stats[i].crnti==0) {
      /*if ((phy_vars_eNB->dlsch_eNB[i]) && 
205 206
	(phy_vars_eNB->dlsch_eNB[i][0]) && 
	(phy_vars_eNB->dlsch_eNB[i][0]->rnti==0))*/ 
207 208 209
      LOG_D(PHY,"Next free UE id is %d\n",i);
      return(i);
    }
210 211 212 213
  }
  return(-1);
}

214
int get_ue_active_harq_pid(uint8_t Mod_id,uint8_t CC_id,uint16_t rnti,int frame, uint8_t subframe,uint8_t *harq_pid,uint8_t *round,uint8_t ul_flag) {
215 216 217

  LTE_eNB_DLSCH_t *DLSCH_ptr;  
  LTE_eNB_ULSCH_t *ULSCH_ptr;  
218 219 220
  //  uint8_t subframe_m4;
  uint8_t ulsch_subframe,ulsch_frame; 
  uint8_t i;
221
  int8_t UE_id = find_ue(rnti,PHY_vars_eNB_g[Mod_id][CC_id]);
222 223
  //  int frame    = PHY_vars_eNB_g[Mod_id][CC_id]->proc[sched_subframe].frame_tx;
  //  int subframe = PHY_vars_eNB_g[Mod_id][CC_id]->proc[sched_subframe].subframe_tx;
224 225

  if (UE_id==-1) {
226 227 228
    LOG_E(PHY,"Cannot find UE with rnti %x\n",rnti);
    *round=0;
    return(-1);
229 230 231
  }

  if (ul_flag == 0)  {// this is a DL request
232
    DLSCH_ptr = PHY_vars_eNB_g[Mod_id][CC_id]->dlsch_eNB[(uint32_t)UE_id][0];
233
    /*
234
#ifdef DEBUG_PHY_PROC
235 236 237
    LOG_D(PHY,"[eNB %d] get_ue_active_harq_pid: Frame %d subframe %d, current harq_id %d\n",
	  Mod_id,frame,subframe,DLSCH_ptr->harq_ids[subframe]);
#endif
238
    */
239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268
    // switch on TDD or FDD configuration here later
    *harq_pid = DLSCH_ptr->harq_ids[subframe];
    if ((*harq_pid<DLSCH_ptr->Mdlharq) && 
	((DLSCH_ptr->harq_processes[*harq_pid]->round > 0))) {

      *round = DLSCH_ptr->harq_processes[*harq_pid]->round;
      LOG_D(PHY,"round %d\n",*round);
    
      //    else if ((subframe_m4==5) || (subframe_m4==6)) {
      //      *harq_pid = 0;//DLSCH_ptr->harq_ids[subframe_m4];//Ankit
      //     *round    = DLSCH_ptr->harq_processes[*harq_pid]->round;
      //    }
    }
    else {
      // get first free harq_pid (i.e. round 0)
      for (i=0;i<DLSCH_ptr->Mdlharq;i++) {
	if (DLSCH_ptr->harq_processes[i]!=NULL) {
	  if (DLSCH_ptr->harq_processes[i]->status != ACTIVE) {
	    *harq_pid = i;//0;//i; //(Ankit)
	    *round = 0;
	    return(0);
	  }
	  else {
	    LOG_D(PHY,"process %d is active\n",i);
	  }
	}
	else {
	  LOG_E(PHY,"[eNB %d] DLSCH process %d for rnti %x (UE_id %d) not allocated\n",Mod_id,i,rnti,UE_id);
	  return(-1);
	}
269
      }
270
    }
271 272 273
  }
  else {  // This is a UL request

274 275 276
    ULSCH_ptr = PHY_vars_eNB_g[Mod_id][CC_id]->ulsch_eNB[(uint32_t)UE_id];
    ulsch_subframe = pdcch_alloc2ul_subframe(&PHY_vars_eNB_g[Mod_id][CC_id]->lte_frame_parms,subframe);
    ulsch_frame    = pdcch_alloc2ul_frame(&PHY_vars_eNB_g[Mod_id][CC_id]->lte_frame_parms,frame,subframe);
277
    // Note this is for TDD configuration 3,4,5 only
278
    *harq_pid = subframe2harq_pid(&PHY_vars_eNB_g[Mod_id][CC_id]->lte_frame_parms,
279 280 281 282
				  ulsch_frame,
				  ulsch_subframe);
    *round    = ULSCH_ptr->harq_processes[*harq_pid]->round;
    LOG_D(PHY,"[eNB %d][PUSCH %d] Frame %d subframe %d Checking HARQ, round %d\n",Mod_id,*harq_pid,frame,subframe,*round);
283 284 285 286 287 288 289 290 291 292 293 294 295 296
  }
  return(0);
}


int CCE_table[800];

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


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

297
  int search_space_free,m,nb_candidates = 0,l,i;
298 299 300 301 302 303
  unsigned int Yk;
  /*
    printf("CCE Allocation: ");
    for (i=0;i<nCCE;i++)
    printf("%d.",CCE_table[i]);
    printf("\n");
304
  */
305
  if (common_dci == 1) {
306 307 308 309 310 311 312 313 314
    // check CCE(0 ... L-1)
    nb_candidates = (L==4) ? 4 : 2;
    for (m = 0 ; m < nb_candidates ; m++) {
      search_space_free = 1;
      for (l=0;l<L;l++) {
	if (CCE_table[(m*L) + l] == 1) {
	  search_space_free = 0;
	  break;
	}
315
      }
316 317 318 319 320 321 322
      if (search_space_free == 1) {
	for (l=0;l<L;l++)
	  CCE_table[(m*L)+l]=1;
	return(m*L);
      }
    }
    return(-1);
323 324 325

  }
  else {  // Find first available in ue specific search space
326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349
          // according to procedure in Section 9.1.1 of 36.213 (v. 8.6)
    // compute Yk
    Yk = (unsigned int)rnti;

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

    Yk = Yk % (nCCE/L);


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

350
    //    LOG_I(PHY,"rnti %x, Yk = %d, nCCE %d (nCCE/L %d),nb_cand %d\n",rnti,Yk,nCCE,nCCE/L,nb_candidates);
351 352 353 354 355 356 357 358

    for (m = 0 ; m < nb_candidates ; m++) {
      search_space_free = 1;
      for (l=0;l<L;l++) {
	if (CCE_table[(((Yk+m)%(nCCE/L))*L) + l] == 1) {
	  search_space_free = 0;
	  break;
	}
359
      }
360 361 362 363 364 365 366
      if (search_space_free == 1) {
	for (l=0;l<L;l++)
	  CCE_table[(((Yk+m)%(nCCE/L))*L)+l]=1;
	return(((Yk+m)%(nCCE/L))*L);
      }
    }
    return(-1);
367 368 369
  }
}

370 371 372 373
int16_t get_target_ul_rx_power(module_id_t module_idP, uint8_t CC_id) {
  return PHY_vars_eNB_g[module_idP][CC_id]->PHY_measurements_eNB[0].n0_power_tot_dBm;
}

374 375 376 377 378 379 380
#ifdef EMOS
void phy_procedures_emos_eNB_TX(unsigned char next_slot, PHY_VARS_eNB *phy_vars_eNB) {

}
#endif

/*
381
  void phy_procedures_eNB_S_TX(unsigned char next_slot,PHY_VARS_eNB *phy_vars_eNB,uint8_t abstraction_flag) {
382 383 384 385 386 387 388 389

  int sect_id = 0, aa;

  if (next_slot%2==0) {
  #ifdef DEBUG_PHY_PROC
  msg("[PHY][eNB %d] Frame %d, slot %d: Generating pilots for DL-S\n",
  phy_vars_eNB->Mod_id,phy_vars_eNB->frame,next_slot);
  #endif
390
    
391 392 393 394
  for (sect_id=0;sect_id<number_of_cards;sect_id++) {
  if (abstraction_flag == 0) {

  for (aa=0; aa<phy_vars_eNB->lte_frame_parms.nb_antennas_tx; aa++) {
395 396
	  
	  
397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412
  #ifdef IFFT_FPGA
  memset(&phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id][aa][next_slot*(phy_vars_eNB->lte_frame_parms.N_RB_DL*12)*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)],
  0,(phy_vars_eNB->lte_frame_parms.N_RB_DL*12)*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)*sizeof(mod_sym_t));
  #else
  memset(&phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id][aa][next_slot*phy_vars_eNB->lte_frame_parms.ofdm_symbol_size*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)],
  0,phy_vars_eNB->lte_frame_parms.ofdm_symbol_size*(phy_vars_eNB->lte_frame_parms.symbols_per_tti>>1)*sizeof(mod_sym_t));
  #endif
  }

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

  msg("[PHY][eNB] Frame %d, subframe %d Generating PSS\n",
  phy_vars_eNB->frame,next_slot>>1);
413
	
414 415 416 417 418
  generate_pss(phy_vars_eNB->lte_eNB_common_vars.txdataF[sect_id],
  4*AMP,
  &phy_vars_eNB->lte_frame_parms,
  2,
  next_slot);
419
      
420 421 422 423 424 425 426 427 428
  }
  else {
  #ifdef PHY_ABSTRACTION
  generate_pss_emul(phy_vars_eNB,sect_id);
  #endif
  }
  }
  }
  }
429
*/ 
430

431
void phy_procedures_eNB_S_RX(unsigned char sched_subframe,PHY_VARS_eNB *phy_vars_eNB,uint8_t abstraction_flag,relaying_type_t r_type) {
432

433
  //  unsigned char sect_id=0; 
434
  int subframe = phy_vars_eNB->proc[sched_subframe].subframe_rx;
435
 
436
#ifdef DEBUG_PHY_PROC
437
  LOG_D(PHY,"[eNB %d] Frame %d: Doing phy_procedures_eNB_S_RX(%d)\n", phy_vars_eNB->Mod_id,phy_vars_eNB->proc[sched_subframe].frame_rx, subframe);
438
#endif    
439

440
  //  for (sect_id=0;sect_id<number_of_cards;sect_id++) {
441
    
442 443 444 445 446
  if (abstraction_flag == 0) {
    lte_eNB_I0_measurements(phy_vars_eNB,
			    0,
			    phy_vars_eNB->first_run_I0_measurements);
  }
447
#ifdef PHY_ABSTRACTION
448 449 450
  else {
    lte_eNB_I0_measurements_emul(phy_vars_eNB,
				 0);
451
  }
452 453
#endif

454
  
455 456
  if (I0_clear == 1)
    I0_clear = 0;
457 458
}

459 460


461
#ifdef EMOS
462
void phy_procedures_emos_eNB_RX(unsigned char subframe,PHY_VARS_eNB *phy_vars_eNB) {
463
  
464 465 466 467
  uint8_t aa;
  uint16_t last_subframe_emos;
  uint16_t pilot_pos1 = 3 - phy_vars_eNB->lte_frame_parms.Ncp, pilot_pos2 = 10 - 2*phy_vars_eNB->lte_frame_parms.Ncp;
  uint32_t bytes;
468 469 470 471 472

  last_subframe_emos=0;

#ifdef EMOS_CHANNEL
  //if (last_slot%2==1) // this is for all UL subframes
473
  if (subframe==3) 
474
    for (aa=0; aa<phy_vars_eNB->lte_frame_parms.nb_antennas_rx; aa++) {
475 476 477 478 479 480
      memcpy(&emos_dump_eNB.channel[aa][last_subframe_emos*2*phy_vars_eNB->lte_frame_parms.N_RB_UL*12],              
	     &phy_vars_eNB->lte_eNB_pusch_vars[0]->drs_ch_estimates[0][aa][phy_vars_eNB->lte_frame_parms.N_RB_UL*12*pilot_pos1],
	     phy_vars_eNB->lte_frame_parms.N_RB_UL*12*sizeof(int));
      memcpy(&emos_dump_eNB.channel[aa][(last_subframe_emos*2+1)*phy_vars_eNB->lte_frame_parms.N_RB_UL*12],          
	     &phy_vars_eNB->lte_eNB_pusch_vars[0]->drs_ch_estimates[0][aa][phy_vars_eNB->lte_frame_parms.N_RB_UL*12*pilot_pos2],
	     phy_vars_eNB->lte_frame_parms.N_RB_UL*12*sizeof(int));
481 482 483
    }
#endif

484
  if (subframe==4) {
485
    emos_dump_eNB.timestamp = rt_get_time_ns();
486
    emos_dump_eNB.frame_tx = phy_vars_eNB->proc[subframe].frame;
487 488 489 490 491 492 493 494 495 496
    emos_dump_eNB.rx_total_gain_dB = phy_vars_eNB->rx_total_gain_eNB_dB;
    emos_dump_eNB.mimo_mode = phy_vars_eNB->transmission_mode[0];
    memcpy(&emos_dump_eNB.PHY_measurements_eNB,
           &phy_vars_eNB->PHY_measurements_eNB[0],
           sizeof(PHY_MEASUREMENTS_eNB));
    memcpy(&emos_dump_eNB.eNB_UE_stats[0],&phy_vars_eNB->eNB_UE_stats[0],NUMBER_OF_UE_MAX*sizeof(LTE_eNB_UE_stats));

    bytes = rtf_put(CHANSOUNDER_FIFO_MINOR, &emos_dump_eNB, sizeof(fifo_dump_emos_eNB));
    //bytes = rtf_put(CHANSOUNDER_FIFO_MINOR, "test", sizeof("test"));
    if (bytes!=sizeof(fifo_dump_emos_eNB)) {
497 498
      LOG_W(PHY,"[eNB %d] Frame %d, subframe %d, Problem writing EMOS data to FIFO (bytes=%d, size=%d)\n",
            phy_vars_eNB->Mod_id,phy_vars_eNB->frame, subframe,bytes,sizeof(fifo_dump_emos_eNB));
499 500
    }
    else {
501 502 503
      if (phy_vars_eNB->proc[(subframe+1)%10].frame_tx%100==0) {
        LOG_I(PHY,"[eNB %d] Frame %d (%d), subframe %d, Writing %d bytes EMOS data to FIFO\n",
              phy_vars_eNB->Mod_id,phy_vars_eNB->proc[(subframe+1)%10]->frame_tx, ((fifo_dump_emos_eNB*)&emos_dump_eNB)->frame_tx, subframe, bytes);
504
      }
505
    }
506 507 508 509 510
  }
}
#endif

#ifndef OPENAIR2
511
void fill_dci(DCI_PDU *DCI_pdu, uint8_t sched_subframe, PHY_VARS_eNB *phy_vars_eNB) {
512 513

  int i;
514 515
  uint8_t cooperation_flag = phy_vars_eNB->cooperation_flag;
  uint8_t transmission_mode = phy_vars_eNB->transmission_mode[0];
516

517 518
  uint32_t rballoc = 0x7FFF;
  uint32_t rballoc2 = 0x000F;
519
  int subframe = phy_vars_eNB->proc[sched_subframe].subframe_tx;
520
  /*
521
    uint32_t rand = taus();
522 523 524 525
    if ((subframe==8) || (subframe==9) || (subframe==0))
    rand = (rand%5)+5;
    else
    rand = (rand%4)+5;
526
  */
527 528 529 530 531

  DCI_pdu->Num_common_dci = 0;
  DCI_pdu->Num_ue_spec_dci=0;

  switch (subframe) {
532 533
  case 5:
    DCI_pdu->Num_common_dci = 1;
534 535 536 537
    if (phy_vars_eNB->lte_frame_parms.frame_type == FDD)
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1A_5MHz_FDD_t;
    else
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1A_5MHz_TDD_1_6_t;
538 539 540 541
    DCI_pdu->dci_alloc[0].L          = 2;
    DCI_pdu->dci_alloc[0].rnti       = SI_RNTI;
    DCI_pdu->dci_alloc[0].format     = format1A;
    DCI_pdu->dci_alloc[0].ra_flag    = 0;
542

543 544 545 546 547 548 549 550 551 552
    BCCH_alloc_pdu.type              = 1;
    BCCH_alloc_pdu.vrb_type          = 0;
    BCCH_alloc_pdu.rballoc           = computeRIV(25,10,3);
    BCCH_alloc_pdu.ndi               = phy_vars_eNB->proc[sched_subframe].frame_tx&1;
    BCCH_alloc_pdu.rv                = 1;
    BCCH_alloc_pdu.mcs               = 1;
    BCCH_alloc_pdu.harq_pid          = 0;
    BCCH_alloc_pdu.TPC               = 1;      // set to 3 PRB
    memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],&BCCH_alloc_pdu,sizeof(DCI1A_5MHz_TDD_1_6_t));
    break;
553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571
  case 6:
    /*
      DCI_pdu->Num_ue_spec_dci = 1;
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI2_5MHz_2A_M10PRB_TDD_t;
      DCI_pdu->dci_alloc[0].L          = 2;
      DCI_pdu->dci_alloc[0].rnti       = 0x1236;
      DCI_pdu->dci_alloc[0].format     = format2_2A_M10PRB;
      DCI_pdu->dci_alloc[0].ra_flag    = 0;

      DLSCH_alloc_pdu1.rballoc          = 0x00ff;
      DLSCH_alloc_pdu1.TPC              = 0;
      DLSCH_alloc_pdu1.dai              = 0;
      DLSCH_alloc_pdu1.harq_pid         = 0;
      DLSCH_alloc_pdu1.tb_swap          = 0;
      DLSCH_alloc_pdu1.mcs1             = 0;
      DLSCH_alloc_pdu1.ndi1             = 1;
      DLSCH_alloc_pdu1.rv1              = 0;
      DLSCH_alloc_pdu1.tpmi             = 0;
      memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu1,sizeof(DCI2_5MHz_2A_M10PRB_TDD_t));
572
    */
573
    break;
574 575
  case 7:
    DCI_pdu->Num_ue_spec_dci = 1;
576
    
gauthier's avatar
gauthier committed
577
    if (transmission_mode<3) {
578
      //user 1
579 580 581 582 583
      if (phy_vars_eNB->lte_frame_parms.frame_type == FDD)
	DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1_5MHz_FDD_t; 
      else
	DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1_5MHz_TDD_t; 

584 585 586 587 588 589 590 591 592 593 594
      DCI_pdu->dci_alloc[0].L          = 2;
      DCI_pdu->dci_alloc[0].rnti       = 0x1235;
      DCI_pdu->dci_alloc[0].format     = format1;
      DCI_pdu->dci_alloc[0].ra_flag    = 0;
      
      DLSCH_alloc_pdu.rballoc          = rballoc;
      DLSCH_alloc_pdu.TPC              = 0;
      DLSCH_alloc_pdu.dai              = 0;
      DLSCH_alloc_pdu.harq_pid         = 0;
      DLSCH_alloc_pdu.mcs              = openair_daq_vars.target_ue_dl_mcs;
      //DLSCH_alloc_pdu.mcs              = (unsigned char) ((phy_vars_eNB->frame%1024)%28);      
595
      DLSCH_alloc_pdu.ndi              = phy_vars_eNB->proc[sched_subframe].frame_tx&1;
596 597 598 599
      DLSCH_alloc_pdu.rv               = 0;
      memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu,sizeof(DCI1_5MHz_TDD_t));

      /*
600 601 602 603 604 605 606 607 608 609 610
      //user2
      DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI1_5MHz_TDD_t; 
      DCI_pdu->dci_alloc[1].L          = 2;
      DCI_pdu->dci_alloc[1].rnti       = 0x1236;
      DCI_pdu->dci_alloc[1].format     = format1;
      DCI_pdu->dci_alloc[1].ra_flag    = 0;

      DLSCH_alloc_pdu.rballoc          = rballoc2;
      DLSCH_alloc_pdu.TPC              = 0;
      DLSCH_alloc_pdu.dai              = 0;
      DLSCH_alloc_pdu.harq_pid         = 1;
611
      //DLSCH_alloc_pdu.mcs              = (unsigned char) ((phy_vars_eNB->proc[subframe].frame%1024)%28);      
612 613 614 615
      DLSCH_alloc_pdu.mcs              = openair_daq_vars.target_ue_dl_mcs;
      DLSCH_alloc_pdu.ndi              = 1;
      DLSCH_alloc_pdu.rv               = 0;
      memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&DLSCH_alloc_pdu,sizeof(DCI1_5MHz_TDD_t));
616
      */
617
    }
618
    else if (transmission_mode==5) {
619 620 621 622 623 624 625 626 627 628
      DCI_pdu->Num_ue_spec_dci = 2;
      // user 1
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1E_5MHz_2A_M10PRB_TDD_t; 
      DCI_pdu->dci_alloc[0].L          = 3;
      DCI_pdu->dci_alloc[0].rnti       = 0x1235;
      DCI_pdu->dci_alloc[0].format     = format1E_2A_M10PRB;
      DCI_pdu->dci_alloc[0].ra_flag    = 0;
      
      DLSCH_alloc_pdu1E.tpmi             = 5; //5=use feedback
      DLSCH_alloc_pdu1E.rv               = 0;
629
      DLSCH_alloc_pdu1E.ndi              = phy_vars_eNB->proc[sched_subframe].frame_tx&1;
630 631 632
      //DLSCH_alloc_pdu1E.mcs            = cqi_to_mcs[phy_vars_eNB->eNB_UE_stats->DL_cqi[0]];
      //DLSCH_alloc_pdu1E.mcs            = (unsigned char) (taus()%28);
      DLSCH_alloc_pdu1E.mcs              = openair_daq_vars.target_ue_dl_mcs;
633
      //DLSCH_alloc_pdu1E.mcs            = (unsigned char) ((phy_vars_eNB->proc[subframe].frame%1024)%28);      
634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651
      phy_vars_eNB->eNB_UE_stats[0].dlsch_mcs1 = DLSCH_alloc_pdu1E.mcs;
      DLSCH_alloc_pdu1E.harq_pid         = 0;
      DLSCH_alloc_pdu1E.dai              = 0;
      DLSCH_alloc_pdu1E.TPC              = 0;
      DLSCH_alloc_pdu1E.rballoc          = openair_daq_vars.ue_dl_rb_alloc;
      DLSCH_alloc_pdu1E.rah              = 0;
      DLSCH_alloc_pdu1E.dl_power_off     = 0; //0=second user present
      memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu1E,sizeof(DCI1E_5MHz_2A_M10PRB_TDD_t));
      
      //user 2
      DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI1E_5MHz_2A_M10PRB_TDD_t; 
      DCI_pdu->dci_alloc[1].L          = 0;
      DCI_pdu->dci_alloc[1].rnti       = 0x1236;
      DCI_pdu->dci_alloc[1].format     = format1E_2A_M10PRB;
      DCI_pdu->dci_alloc[1].ra_flag    = 0;
      //DLSCH_alloc_pdu1E.mcs            = openair_daq_vars.target_ue_dl_mcs; 
      //DLSCH_alloc_pdu1E.mcs            = (unsigned char) (taus()%28);
      //DLSCH_alloc_pdu1E.mcs            = (unsigned char) ((phy_vars_eNB->frame%1024)%28);
652
      DLSCH_alloc_pdu1E.mcs            = (unsigned char) (((phy_vars_eNB->proc[sched_subframe].frame_tx%1024)/3)%28);
653 654 655 656 657 658
      phy_vars_eNB->eNB_UE_stats[1].dlsch_mcs1 = DLSCH_alloc_pdu1E.mcs;
      
      memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&DLSCH_alloc_pdu1E,sizeof(DCI1E_5MHz_2A_M10PRB_TDD_t));

      // set the precoder of the second UE orthogonal to the first
      phy_vars_eNB->eNB_UE_stats[1].DL_pmi_single = (phy_vars_eNB->eNB_UE_stats[0].DL_pmi_single ^ 0x1555); 
659
    }
660 661
    break;
    /*
662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680
      case 8:
      DCI_pdu->Num_common_dci = 1;
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1A_5MHz_TDD_1_6_t;
      DCI_pdu->dci_alloc[0].L          = 2;
      DCI_pdu->dci_alloc[0].rnti       = 0xbeef;
      DCI_pdu->dci_alloc[0].format     = format1A;
      DCI_pdu->dci_alloc[0].ra_flag    = 1;

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

      memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],&RA_alloc_pdu,sizeof(DCI1A_5MHz_TDD_1_6_t));
      break;
681
    */
682
  case 9:
683
    DCI_pdu->Num_ue_spec_dci = 1;
684 685

    //user 1
686 687 688 689
    if (phy_vars_eNB->lte_frame_parms.frame_type == FDD)
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI0_5MHz_FDD_t ; 
    else
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI0_5MHz_TDD_1_6_t ; 
690 691 692 693 694 695 696 697 698
    DCI_pdu->dci_alloc[0].L          = 2;
    DCI_pdu->dci_alloc[0].rnti       = 0x1235;
    DCI_pdu->dci_alloc[0].format     = format0;
    DCI_pdu->dci_alloc[0].ra_flag    = 0;

    UL_alloc_pdu.type    = 0;
    UL_alloc_pdu.hopping = 0;
    UL_alloc_pdu.rballoc = computeRIV(25,2,openair_daq_vars.ue_ul_nb_rb);
    UL_alloc_pdu.mcs     = openair_daq_vars.target_ue_ul_mcs;
699
    UL_alloc_pdu.ndi     = phy_vars_eNB->proc[sched_subframe].frame_tx&1;
700 701 702
    UL_alloc_pdu.TPC     = 0;
    UL_alloc_pdu.cshift  = 0;
    UL_alloc_pdu.dai     = 0;
703
    UL_alloc_pdu.cqi_req = 1;
704
    memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&UL_alloc_pdu,sizeof(DCI0_5MHz_TDD_1_6_t));
705
       
706 707
    // user 2
    /*
708 709 710 711 712 713 714 715 716 717 718 719 720
    DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI0_5MHz_TDD_1_6_t ; 
    DCI_pdu->dci_alloc[1].L          = 2;
    DCI_pdu->dci_alloc[1].rnti       = 0x1236;
    DCI_pdu->dci_alloc[1].format     = format0;
    DCI_pdu->dci_alloc[1].ra_flag    = 0;

    UL_alloc_pdu.type    = 0;
    UL_alloc_pdu.hopping = 0;
    if (cooperation_flag==0)
      UL_alloc_pdu.rballoc = computeRIV(25,2+openair_daq_vars.ue_ul_nb_rb,openair_daq_vars.ue_ul_nb_rb);
    else 
      UL_alloc_pdu.rballoc = computeRIV(25,0,openair_daq_vars.ue_ul_nb_rb);
    UL_alloc_pdu.mcs     = openair_daq_vars.target_ue_ul_mcs;
721
    UL_alloc_pdu.ndi     = phy_vars_eNB->proc[sched_subframe].frame_tx&1;
722 723 724 725 726 727
    UL_alloc_pdu.TPC     = 0;
    if ((cooperation_flag==0) || (cooperation_flag==1))
      UL_alloc_pdu.cshift  = 0;
    else
      UL_alloc_pdu.cshift  = 1;
    UL_alloc_pdu.dai     = 0;
728
    UL_alloc_pdu.cqi_req = 1;
729
    memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&UL_alloc_pdu,sizeof(DCI0_5MHz_TDD_1_6_t));
730
    */
731 732 733 734 735 736 737 738
    break;

  default:
    break;
  }

  DCI_pdu->nCCE = 0;
  for (i=0;i<DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci;i++) {
739
    DCI_pdu->nCCE += (1<<(DCI_pdu->dci_alloc[i].L));
740 741 742 743 744
  }

}

#ifdef EMOS
745
void fill_dci_emos(DCI_PDU *DCI_pdu, uint8_t subframe, PHY_VARS_eNB *phy_vars_eNB) {
746 747

  int i;
748 749
  uint8_t cooperation_flag = phy_vars_eNB->cooperation_flag;
  uint8_t transmission_mode = phy_vars_eNB->transmission_mode[0];
750

751 752
  //uint32_t rballoc = 0x00F0;
  //uint32_t rballoc2 = 0x000F;
753
  /*
754 755
    uint32_t rand = taus();
    if ((subframe==8) || (subframe==9) || (subframe==0))
756
    rand = (rand%5)+5;
757
    else
758
    rand = (rand%4)+5;
759
  */
760 761 762 763 764

  DCI_pdu->Num_common_dci = 0;
  DCI_pdu->Num_ue_spec_dci=0;

  switch (subframe) {
765
  case 5:
766
    DCI_pdu->Num_ue_spec_dci = 1;
767
    
gauthier's avatar
gauthier committed
768
    if (transmission_mode<3) {
769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785
      //user 1
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1_5MHz_TDD_t; 
      DCI_pdu->dci_alloc[0].L          = 2;
      DCI_pdu->dci_alloc[0].rnti       = 0x1235;
      DCI_pdu->dci_alloc[0].format     = format1;
      DCI_pdu->dci_alloc[0].ra_flag    = 0;
      
      DLSCH_alloc_pdu.rballoc          = openair_daq_vars.ue_dl_rb_alloc;
      DLSCH_alloc_pdu.TPC              = 0;
      DLSCH_alloc_pdu.dai              = 0;
      DLSCH_alloc_pdu.harq_pid         = 1;
      DLSCH_alloc_pdu.mcs              = openair_daq_vars.target_ue_dl_mcs;
      DLSCH_alloc_pdu.ndi              = 1;
      DLSCH_alloc_pdu.rv               = 0;
      memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu,sizeof(DCI1_5MHz_TDD_t));

      /*
786 787 788 789 790 791
      //user2
      DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI1_5MHz_TDD_t; 
      DCI_pdu->dci_alloc[1].L          = 2;
      DCI_pdu->dci_alloc[1].rnti       = 0x1236;
      DCI_pdu->dci_alloc[1].format     = format1;
      DCI_pdu->dci_alloc[1].ra_flag    = 0;
792
      
793 794 795 796 797 798 799 800
      DLSCH_alloc_pdu.rballoc          = rballoc2;
      DLSCH_alloc_pdu.TPC              = 0;
      DLSCH_alloc_pdu.dai              = 0;
      DLSCH_alloc_pdu.harq_pid         = 1;
      DLSCH_alloc_pdu.mcs              = openair_daq_vars.target_ue_dl_mcs;
      DLSCH_alloc_pdu.ndi              = 1;
      DLSCH_alloc_pdu.rv               = 0;
      memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&DLSCH_alloc_pdu,sizeof(DCI1_5MHz_TDD_t));
801
      */
802 803
    }
    else if (transmission_mode==5) {
804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834
      DCI_pdu->Num_ue_spec_dci = 2;
      // user 1
      DCI_pdu->dci_alloc[0].dci_length = sizeof_DCI1E_5MHz_2A_M10PRB_TDD_t; 
      DCI_pdu->dci_alloc[0].L          = 2;
      DCI_pdu->dci_alloc[0].rnti       = 0x1235;
      DCI_pdu->dci_alloc[0].format     = format1E_2A_M10PRB;
      DCI_pdu->dci_alloc[0].ra_flag    = 0;
      
      DLSCH_alloc_pdu1E.tpmi             = 5; //5=use feedback
      DLSCH_alloc_pdu1E.rv               = 0;
      DLSCH_alloc_pdu1E.ndi              = 1;
      DLSCH_alloc_pdu1E.mcs              = openair_daq_vars.target_ue_dl_mcs;
      DLSCH_alloc_pdu1E.harq_pid         = 1;
      DLSCH_alloc_pdu1E.dai              = 0;
      DLSCH_alloc_pdu1E.TPC              = 0;
      DLSCH_alloc_pdu1E.rballoc          = openair_daq_vars.ue_dl_rb_alloc;
      DLSCH_alloc_pdu1E.rah              = 0;
      DLSCH_alloc_pdu1E.dl_power_off     = 0; //0=second user present
      memcpy((void*)&DCI_pdu->dci_alloc[0].dci_pdu[0],(void *)&DLSCH_alloc_pdu1E,sizeof(DCI1E_5MHz_2A_M10PRB_TDD_t));
      
      //user 2
      DCI_pdu->dci_alloc[1].dci_length = sizeof_DCI1E_5MHz_2A_M10PRB_TDD_t; 
      DCI_pdu->dci_alloc[1].L          = 2;
      DCI_pdu->dci_alloc[1].rnti       = 0x1236;
      DCI_pdu->dci_alloc[1].format     = format1E_2A_M10PRB;
      DCI_pdu->dci_alloc[1].ra_flag    = 0;
      
      memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&DLSCH_alloc_pdu1E,sizeof(DCI1E_5MHz_2A_M10PRB_TDD_t));

      // set the precoder of the second UE orthogonal to the first
      phy_vars_eNB->eNB_UE_stats[1].DL_pmi_single = (phy_vars_eNB->eNB_UE_stats[0].DL_pmi_single ^ 0x1555); 
835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889
    }
    break;

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

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

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

  case 9:
    DCI_pdu->Num_ue_spec_dci = 1;

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

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

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

    UL_alloc_pdu.type    = 0;
    UL_alloc_pdu.hopping = 0;
    if (cooperation_flag==0)
890
    UL_alloc_pdu.rballoc = computeRIV(25,2+openair_daq_vars.ue_ul_nb_rb,openair_daq_vars.ue_ul_nb_rb);
891
    else 
892
    UL_alloc_pdu.rballoc = computeRIV(25,0,openair_daq_vars.ue_ul_nb_rb);
893 894 895 896
    UL_alloc_pdu.mcs     = openair_daq_vars.target_ue_ul_mcs;
    UL_alloc_pdu.ndi     = 1;
    UL_alloc_pdu.TPC     = 0;
    if ((cooperation_flag==0) || (cooperation_flag==1))
897
    UL_alloc_pdu.cshift  = 0;
898
    else
899
    UL_alloc_pdu.cshift  = 1;
900 901 902
    UL_alloc_pdu.dai     = 0;
    UL_alloc_pdu.cqi_req = 1;
    memcpy((void*)&DCI_pdu->dci_alloc[1].dci_pdu[0],(void *)&UL_alloc_pdu,sizeof(DCI0_5MHz_TDD_1_6_t));
903
    */
904
    break;
905
    
906 907 908 909 910 911
  default:
    break;
  }

  DCI_pdu->nCCE = 0;
  for (i=0;i<DCI_pdu->Num_common_dci+DCI_pdu->Num_ue_spec_dci;i++) {
912
    DCI_pdu->nCCE += (1<<(DCI_pdu->dci_alloc[i].L));
913 914 915 916 917 918 919 920 921 922 923
  }

}
#endif //EMOS
#endif //OPENAIR2

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

gauthier's avatar
gauthier committed
924 925 926 927 928 929

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

void phy_eNB_lte_measurement_thresholds_test_and_report(instance_t instanceP, ral_threshold_phy_t* threshold_phy_pP, uint16_t valP) {
930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956
  MessageDef *message_p = NULL;
  if (
      (
       ((threshold_phy_pP->threshold.threshold_val <  valP) && (threshold_phy_pP->threshold.threshold_xdir == RAL_ABOVE_THRESHOLD)) ||
       ((threshold_phy_pP->threshold.threshold_val >  valP) && (threshold_phy_pP->threshold.threshold_xdir == RAL_BELOW_THRESHOLD))
       )  ||
      (threshold_phy_pP->threshold.threshold_xdir == RAL_NO_THRESHOLD)
      ){
    message_p = itti_alloc_new_message(TASK_PHY_ENB , PHY_MEAS_REPORT_IND);
    memset(&PHY_MEAS_REPORT_IND(message_p), 0, sizeof(PHY_MEAS_REPORT_IND(message_p)));

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

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

    switch (threshold_phy_pP->link_param.choice) {
    case RAL_LINK_PARAM_CHOICE_LINK_PARAM_VAL:
      PHY_MEAS_REPORT_IND (message_p).link_param._union.link_param_val = valP;
      break;
    case RAL_LINK_PARAM_CHOICE_QOS_PARAM_VAL:
      //PHY_MEAS_REPORT_IND (message_p).link_param._union.qos_param_val.
      AssertFatal (1 == 0, "TO DO RAL_LINK_PARAM_CHOICE_QOS_PARAM_VAL\n");
      break;
957
    }
958 959
    itti_send_msg_to_task(TASK_RRC_ENB, instanceP, message_p);
  }
gauthier's avatar
gauthier committed
960 961 962
}

void phy_eNB_lte_check_measurement_thresholds(instance_t instanceP, ral_threshold_phy_t* threshold_phy_pP) {
963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984
  unsigned int  mod_id;

  mod_id = instanceP;

  switch (threshold_phy_pP->link_param.link_param_type.choice) {

  case RAL_LINK_PARAM_TYPE_CHOICE_GEN:
    switch (threshold_phy_pP->link_param.link_param_type._union.link_param_gen) {
    case RAL_LINK_PARAM_GEN_DATA_RATE:
      phy_eNB_lte_measurement_thresholds_test_and_report(instanceP, threshold_phy_pP, 0);
      break;
    case RAL_LINK_PARAM_GEN_SIGNAL_STRENGTH:
      phy_eNB_lte_measurement_thresholds_test_and_report(instanceP, threshold_phy_pP, 0);
      break;
    case RAL_LINK_PARAM_GEN_SINR:
      phy_eNB_lte_measurement_thresholds_test_and_report(instanceP, threshold_phy_pP, 0);
      break;
    case RAL_LINK_PARAM_GEN_THROUGHPUT:
      break;
    case RAL_LINK_PARAM_GEN_PACKET_ERROR_RATE:
      break;
    default:;
gauthier's avatar
gauthier committed
985
    }
986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019
    break;

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

  default:;
  }
gauthier's avatar
gauthier committed
1020 1021 1022 1023
}
#   endif
#endif

1024 1025


1026
void phy_procedures_eNB_TX(unsigned char sched_subframe,PHY_VARS_eNB *phy_vars_eNB,uint8_t abstraction_flag,
1027
			   relaying_type_t r_type,PHY_VARS_RN *phy_vars_rn) {
1028
  uint8_t *pbch_pdu=&phy_vars_eNB->pbch_pdu[0];
1029
  //  unsigned int nb_dci_ue_spec = 0, nb_dci_common = 0;
1030
  uint16_t input_buffer_length, re_allocated=0;
1031
  uint32_t i,aa;
1032
  uint8_t harq_pid;
1033
  DCI_PDU *DCI_pdu;
1034
  uint8_t *DLSCH_pdu=NULL;
1035 1036
#ifndef OPENAIR2
  DCI_PDU DCI_pdu_tmp;
1037 1038 1039 1040 1041 1042 1043 1044 1045 1046
  uint8_t DLSCH_pdu_tmp[768*8];
  uint8_t rar;
#endif
  int8_t UE_id;
  uint8_t num_pdcch_symbols=0;
  int16_t crnti;
  uint16_t frame_tx;
  //  int16_t amp;
  uint8_t ul_subframe;
  uint32_t ul_frame;
1047
#ifdef Rel10
1048 1049
  MCH_PDU *mch_pduP;
  MCH_PDU  mch_pdu;
1050
  uint8_t sync_area=255;
1051 1052 1053 1054
#endif
#if defined(SMBV) && !defined(EXMIMO)
  // counts number of allocations in subframe
  // there is at least one allocation for PDCCH
1055
  uint8_t smbv_alloc_cnt = 1;
1056
#endif
1057
  int subframe = phy_vars_eNB->proc[sched_subframe].subframe_tx;
1058

1059
  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_ENB_TX,1);
1060
  start_meas(&phy_vars_eNB->phy_proc_tx);
1061
  
1062 1063
#ifdef DEBUG_PHY_PROC
  LOG_D(PHY,"[%s %d] Frame %d subframe %d : Doing phy_procedures_eNB_TX(%d)\n", 
1064
	(r_type == multicast_relay) ? "RN/eNB" : "eNB",
1065
	phy_vars_eNB->Mod_id,phy_vars_eNB->proc[sched_subframe].frame_tx, subframe, subframe);
1066
#endif
1067
#ifdef OPENAIR2
1068 1069 1070
  // Get scheduling info for next subframe 
  if (phy_vars_eNB->CC_id == 0)
    mac_xface->eNB_dlsch_ulsch_scheduler(phy_vars_eNB->Mod_id,0,phy_vars_eNB->proc[sched_subframe].frame_tx,subframe);//,1);
1071
#endif
1072
  
1073
  //  for (sect_id = 0 ; sect_id < number_of_cards; sect_id++) {
1074
    
1075

1076 1077
  if (abstraction_flag==0) {
    for (aa=0; aa<phy_vars_eNB->lte_frame_parms.nb_antennas_tx_eNB;aa++) {
1078
      
1079 1080 1081 1082
      memset(&phy_vars_eNB->lte_eNB_common_vars.txdataF[0][aa][subframe*phy_vars_eNB->lte_frame_parms.ofdm_symbol_size*(phy_vars_eNB->lte_frame_parms.symbols_per_tti)],
	     0,phy_vars_eNB->lte_frame_parms.ofdm_symbol_size*(phy_vars_eNB->lte_frame_parms.symbols_per_tti)*sizeof(mod_sym_t));
    }
  }
1083 1084


1085
  if (is_pmch_subframe(phy_vars_eNB->proc[sched_subframe].frame_tx,subframe,&phy_vars_eNB->lte_frame_parms)) {
1086

1087 1088 1089 1090 1091 1092 1093
    if (abstraction_flag==0){
      // This is DL-Cell spec pilots in Control region
      generate_pilots_slot(phy_vars_eNB,
			   phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
			   AMP,
			   subframe<<1,1);
    }
1094

1095
#ifdef Rel10
1096 1097
    // if mcch is active, send regardless of the node type: eNB or RN
    // when mcch is active, MAC sched does not allow MCCH and MTCH multiplexing 
1098 1099 1100 1101
    mch_pduP = mac_xface->get_mch_sdu(phy_vars_eNB->Mod_id,
				      phy_vars_eNB->CC_id,
				      phy_vars_eNB->proc[sched_subframe].frame_tx,
				      subframe);
1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135
    switch (r_type){
    case no_relay:
      if ((mch_pduP->Pdu_size > 0) && (mch_pduP->sync_area == 0)) // TEST: only transmit mcch for sync area 0 
	//if ((mch_pduP->sync_area == 0)) // TEST: only transmit mcch for sync area 0 
	LOG_I(PHY,"[eNB%d] Frame %d subframe %d : Got MCH pdu for MBSFN (MCS %d, TBS %d) \n",
	      phy_vars_eNB->Mod_id,phy_vars_eNB->proc[sched_subframe].frame_tx,subframe,mch_pduP->mcs,
	      phy_vars_eNB->dlsch_eNB_MCH->harq_processes[0]->TBS>>3);
      else {
	LOG_D(PHY,"[DeNB %d] Frame %d subframe %d : Do not transmit MCH pdu for MBSFN sync area %d (%s)\n",
	      phy_vars_eNB->Mod_id,phy_vars_eNB->proc[sched_subframe].frame_tx,subframe,mch_pduP->sync_area,
	      (mch_pduP->Pdu_size == 0)? "Empty MCH PDU":"Let RN transmit for the moment");
	mch_pduP = NULL;
      }
      break;
    case multicast_relay:
      if ((mch_pduP->Pdu_size > 0) && ((mch_pduP->mcch_active == 1) || mch_pduP->msi_active==1)){
	//if (((mch_pduP->mcch_active == 1) || mch_pduP->msi_active==1)){
	LOG_I(PHY,"[RN %d] Frame %d subframe %d: Got the MCH PDU for MBSFN  sync area %d (MCS %d, TBS %d)\n",
	      phy_vars_rn->Mod_id,phy_vars_rn->frame, subframe,
	      mch_pduP->sync_area,mch_pduP->mcs,mch_pduP->Pdu_size);
      } else if (phy_vars_rn->mch_avtive[subframe%5] == 1){ // SF2 -> SF7, SF3 -> SF8
	mch_pduP= &mch_pdu;
	memcpy(&mch_pduP->payload, // could be a simple copy
	       phy_vars_rn->dlsch_rn_MCH[subframe%5]->harq_processes[0]->b,
	       phy_vars_rn->dlsch_rn_MCH[subframe%5]->harq_processes[0]->TBS>>3);
	mch_pduP->Pdu_size = (uint16_t) (phy_vars_rn->dlsch_rn_MCH[subframe%5]->harq_processes[0]->TBS>>3);
	mch_pduP->mcs = phy_vars_rn->dlsch_rn_MCH[subframe%5]->harq_processes[0]->mcs;
	LOG_I(PHY,"[RN %d] Frame %d subframe %d: Forward the MCH PDU for MBSFN received on SF %d sync area %d (MCS %d, TBS %d)\n",
	      phy_vars_rn->Mod_id,phy_vars_rn->frame, subframe,subframe%5,
	      phy_vars_rn->sync_area[subframe%5],mch_pduP->mcs,mch_pduP->Pdu_size);
      } else {
	/* LOG_I(PHY,"[RN %d] Frame %d subframe %d: do not forward MCH pdu for MBSFN  sync area %d (MCS %d, TBS %d)\n",
	   phy_vars_rn->Mod_id,phy_vars_rn->frame, next_slot>>1,
	   mch_pduP->sync_area,mch_pduP->mcs,mch_pduP->Pdu_size);*/
1136
	mch_pduP=NULL;
1137 1138 1139 1140 1141 1142 1143 1144 1145
      }
      phy_vars_rn->mch_avtive[subframe]=0;
      break;
    default:
      LOG_W(PHY,"[eNB %d] Frame %d subframe %d: unknown relaying type %d \n",
	    phy_vars_eNB->Mod_id,phy_vars_eNB->proc[sched_subframe].frame_tx,subframe,r_type);
      mch_pduP=NULL;
      break;
    }// switch 
1146
      
1147 1148 1149
    if (mch_pduP){
      fill_eNB_dlsch_MCH(phy_vars_eNB,mch_pduP->mcs,1,0, abstraction_flag);
      // Generate PMCH
1150
      generate_mch(phy_vars_eNB,sched_subframe,(uint8_t*)mch_pduP->payload,abstraction_flag);
1151
#ifdef DEBUG_PHY
1152 1153 1154
      for (i=0;i<mch_pduP->Pdu_size;i++)
	msg("%2x.",(uint8_t)mch_pduP->payload[i]);
      msg("\n");
1155
#endif 
1156 1157
    } else {
      LOG_D(PHY,"[eNB/RN] Frame %d subframe %d: MCH not generated \n",phy_vars_eNB->proc[sched_subframe].frame_tx,subframe);
1158
    }
1159 1160
#endif
  }
1161
    
1162
  else {
1163
      
1164
    
1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175
    if (abstraction_flag==0){
      vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_RS_TX,1);
      generate_pilots_slot(phy_vars_eNB,
			   phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
			   AMP,
			   subframe<<1,0);
      generate_pilots_slot(phy_vars_eNB,
			   phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
			   AMP,
			   (subframe<<1)+1,0);
      vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_RS_TX,0);
1176
	
1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189
      // First half of PSS/SSS (FDD)
      if (subframe == 0) {
	if (phy_vars_eNB->lte_frame_parms.frame_type == FDD) {
	  generate_pss(phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
		       AMP,
		       &phy_vars_eNB->lte_frame_parms,
		       (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 6 : 5,
		       0);
	  generate_sss(phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
		       AMP,
		       &phy_vars_eNB->lte_frame_parms,
		       (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 5 : 4,
		       0);
1190
	    
1191 1192
	}
      }    
1193
    }
1194
  }
1195

1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223
  if (subframe == 0) {
    if ((phy_vars_eNB->proc[sched_subframe].frame_tx&3) == 0) {
      ((uint8_t*) pbch_pdu)[2] = 0;
      switch (phy_vars_eNB->lte_frame_parms.N_RB_DL) {
      case 6:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0x1f) | (0<<5);
	break;
      case 15:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0x1f) | (1<<5);
	break;
      case 25:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0x1f) | (2<<5);
	break;
      case 50:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0x1f) | (3<<5);
	break;
      case 75:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0x1f) | (4<<5);
	break;
      case 100:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0x1f) | (5<<5);
	break;
      default:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0x1f) | (2<<5);
	break;
      }
      ((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0xef) | 
	((phy_vars_eNB->lte_frame_parms.phich_config_common.phich_duration << 4)&0x10);
1224
	
1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239
      switch (phy_vars_eNB->lte_frame_parms.phich_config_common.phich_resource) {
      case oneSixth:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0xf3) | (0<<2);
	break;
      case half:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0xf3) | (1<<2);
	break;
      case one:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0xf3) | (2<<2);
	break;
      case two:
	((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0xf3) | (3<<2);
	break;
      default:
	break;
1240
      }
1241
	
1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254
      ((uint8_t*) pbch_pdu)[2] = (((uint8_t*) pbch_pdu)[2]&0xfc) | ((phy_vars_eNB->proc[sched_subframe].frame_tx>>8)&0x3);
      ((uint8_t*) pbch_pdu)[1] = phy_vars_eNB->proc[sched_subframe].frame_tx&0xfc;
      ((uint8_t*) pbch_pdu)[0] = 0;
    }
    /// First half of SSS (TDD)
    if (abstraction_flag==0) {
	
      if (phy_vars_eNB->lte_frame_parms.frame_type == TDD) {
	generate_sss(phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
		     AMP,
		     &phy_vars_eNB->lte_frame_parms,
		     (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 6 : 5,
		     1);
1255
      }
1256
    }
1257 1258 1259
      
      
      
1260
    frame_tx = (((int) (pbch_pdu[2]&0x3))<<8) + ((int) (pbch_pdu[1]&0xfc)) + phy_vars_eNB->proc[sched_subframe].frame_tx%4;
1261
      
1262
#ifdef DEBUG_PHY_PROC
1263 1264 1265 1266 1267 1268 1269 1270 1271
    LOG_D(PHY,"[eNB %d] Frame %d, subframe %d: Generating PBCH, mode1_flag=%d, frame_tx=%d, pdu=%02x%02x%02x\n",
	  phy_vars_eNB->Mod_id,
	  phy_vars_eNB->proc[sched_subframe].frame_tx, 
	  subframe,
	  phy_vars_eNB->lte_frame_parms.mode1_flag,
	  frame_tx,
	  ((uint8_t*) pbch_pdu)[2],
	  ((uint8_t*) pbch_pdu)[1],
	  ((uint8_t*) pbch_pdu)[0]);
1272
#endif
1273
      
1274
    if (abstraction_flag==0) {
1275
	
1276 1277 1278 1279 1280 1281
      generate_pbch(&phy_vars_eNB->lte_eNB_pbch,
		    phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
		    AMP,
		    &phy_vars_eNB->lte_frame_parms,
		    pbch_pdu,
		    phy_vars_eNB->proc[sched_subframe].frame_tx&3);
1282
	
1283
    }
1284
#ifdef PHY_ABSTRACTION
1285 1286 1287
    else {
      generate_pbch_emul(phy_vars_eNB,pbch_pdu); 
    }
1288
#endif
1289
      
1290
  
1291
  }
1292
  
1293
  if (subframe == 1) {
1294
      
1295
    if (abstraction_flag==0) {
1296
	
1297 1298 1299 1300 1301 1302 1303
      if (phy_vars_eNB->lte_frame_parms.frame_type == TDD) {
	//	  printf("Generating PSS (frame %d, subframe %d)\n",phy_vars_eNB->proc[sched_subframe].frame_tx,next_slot>>1);
	generate_pss(phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
		     AMP,
		     &phy_vars_eNB->lte_frame_parms,
		     2,
		     2);
1304
      }
1305 1306
    }
  } 
1307
  
1308 1309
  // Second half of PSS/SSS (FDD)
  if (subframe == 5) {
1310
      
1311
    if (abstraction_flag==0) {
1312
	
1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323
      if (phy_vars_eNB->lte_frame_parms.frame_type == FDD) {
	generate_pss(phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
		     AMP,
		     &phy_vars_eNB->lte_frame_parms,
		     (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 6 : 5,
		     10);
	generate_sss(phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
		     AMP,
		     &phy_vars_eNB->lte_frame_parms,
		     (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 5 : 4,
		     10);
1324
	  
1325
      }
1326
    }
1327 1328 1329 1330
  }
  //  Second-half of SSS (TDD)
  if (subframe == 5) {
    if (abstraction_flag==0) {
1331
	
1332 1333 1334 1335 1336 1337
      if (phy_vars_eNB->lte_frame_parms.frame_type == TDD) {
	generate_sss(phy_vars_eNB->lte_eNB_common_vars.txdataF[0],
		     AMP,
		     &phy_vars_eNB->lte_frame_parms,
		     (phy_vars_eNB->lte_frame_parms.Ncp==0) ? 6 : 5,
		     11);
1338
      }
1339
    }
1340 1341 1342
  }
  // Second half of PSS (TDD)
  if (subframe == 6) {
1343
      
1344
    if (abstraction_flag==0) {