eNB_agent_scheduler_dataplane.c 17.5 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
/*******************************************************************************
    OpenAirInterface
    Copyright(c) 1999 - 2014 Eurecom

    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.


    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.

    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/>.

  Contact Information
  OpenAirInterface Admin: openair_admin@eurecom.fr
  OpenAirInterface Tech : openair_tech@eurecom.fr
  OpenAirInterface Dev  : openair4g-devel@lists.eurecom.fr

  Address      : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE

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

/*! \file eNB_agent_scheduler_dataplane.c
 * \brief data plane procedures related to eNB scheduling
 * \author Xenofon Foukas
 * \date 2016
 * \email: x.foukas@sms.ed.ac.uk
 * \version 0.1
 * @ingroup _mac

 */

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

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

#include "LAYER2/MAC/enb_agent_mac_proto.h"
#include "LAYER2/MAC/defs.h"
#include "LAYER2/MAC/proto.h"
#include "LAYER2/MAC/extern.h"
51
#include "LAYER2/MAC/flexran_dci_conversions.h"
52 53 54 55 56 57 58 59 60 61 62

#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 "header.pb-c.h"
63
#include "flexran.pb-c.h"
64 65 66 67 68 69 70 71

#include "SIMULATION/TOOLS/defs.h" // for taus


void apply_dl_scheduling_decisions(mid_t mod_id,
				   uint32_t frame,
				   uint32_t subframe,
				   int *mbsfn_flag,
72
				   const Protocol__FlexranMessage *dl_scheduling_info) {
73

74
  Protocol__FlexDlMacConfig *mac_config = dl_scheduling_info->dl_mac_config_msg;
75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99

  // Check if there is anything to schedule for random access
  if (mac_config->n_dl_rar > 0) {
    /*TODO: call the random access data plane function*/
  }

  // Check if there is anything to schedule for paging/broadcast
  if (mac_config->n_dl_broadcast > 0) {
    /*TODO: call the broadcast/paging data plane function*/
  }

  // Check if there is anything to schedule for the UEs
  if (mac_config->n_dl_ue_data > 0) {
    apply_ue_spec_scheduling_decisions(mod_id, frame, subframe, mbsfn_flag,
				       mac_config->n_dl_ue_data, mac_config->dl_ue_data);
  }
  
}


void apply_ue_spec_scheduling_decisions(mid_t mod_id,
					uint32_t frame,
					uint32_t subframe,
					int *mbsfn_flag,
					uint32_t n_dl_ue_data,
100
					const Protocol__FlexDlData **dl_ue_data) {
101 102 103 104 105 106

  uint8_t               CC_id;
  int                   UE_id;
  int                   N_RBG[MAX_NUM_CCs];
  unsigned char         aggregation;
  mac_rlc_status_resp_t rlc_status;
107 108
  unsigned char         ta_len=0;
  unsigned char         header_len = 0, header_len_tmp = 0;
109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128
  unsigned char         sdu_lcids[11],offset,num_sdus=0;
  uint16_t              nb_rb,nb_rb_temp,total_nb_available_rb[MAX_NUM_CCs],nb_available_rb;
  uint16_t              TBS,j,sdu_lengths[11],rnti,padding=0,post_padding=0;
  unsigned char         dlsch_buffer[MAX_DLSCH_PAYLOAD_BYTES];
  unsigned char         round            = 0;
  unsigned char         harq_pid         = 0;
  
  LTE_eNB_UE_stats     *eNB_UE_stats     = NULL;
  uint16_t              sdu_length_total = 0;
  int                   mcs;
  uint16_t              min_rb_unit[MAX_NUM_CCs];
  short                 ta_update        = 0;
  eNB_MAC_INST         *eNB      = &eNB_mac_inst[mod_id];
  UE_list_t            *UE_list  = &eNB->UE_list;
  LTE_DL_FRAME_PARMS   *frame_parms[MAX_NUM_CCs];
  int32_t                 normalized_rx_power, target_rx_power;
  int32_t                 tpc=1;
  static int32_t          tpc_accumulated=0;
  UE_sched_ctrl           *ue_sched_ctl;

129 130
  int last_sdu_header_len = 0;

131 132
  int i;

133 134
  Protocol__FlexDlData *dl_data;
  Protocol__FlexDlDci *dl_dci;
135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164

  uint32_t rlc_size, n_lc, lcid;
  
  
  // For each UE-related command
  for (i = 0; i < n_dl_ue_data; i++) {
      
    dl_data = dl_ue_data[i];
    dl_dci = dl_data->dl_dci;

    CC_id = dl_data->serv_cell_index;
    frame_parms[CC_id] = mac_xface->get_lte_frame_parms(mod_id, CC_id);
    
    rnti = dl_data->rnti;
    UE_id = find_ue(rnti, PHY_vars_eNB_g[mod_id][CC_id]);

    ue_sched_ctl = &UE_list->UE_sched_ctrl[UE_id];
    eNB_UE_stats = mac_xface->get_eNB_UE_stats(mod_id,CC_id,rnti);
    
    round = dl_dci->rv[0];
    harq_pid = dl_dci->harq_process;
    
    // If this is a new transmission
    if (round == 0) {
      // First we have to deal with the creation of the PDU based on the message instructions
      rlc_status.bytes_in_buffer = 0;
      
      TBS = dl_dci->tbs_size[0];
      
      if (dl_data->n_ce_bitmap > 0) {
165
	//Check if there is TA command and set the length appropriately
166
	ta_len = (dl_data->ce_bitmap[0] & PROTOCOL__FLEX_CE_TYPE__FLPCET_TA) ? 1 : 0; 
167
      }
168 169 170
      
      num_sdus = 0;
      sdu_length_total = 0;
171 172 173 174 175

      if (ta_len > 0) {
	// Reset the measurement
	ue_sched_ctl->ta_timer = 20;
	eNB_UE_stats->timing_advance_update = 0;
176 177
	header_len = ta_len;
	last_sdu_header_len = ta_len;
178
      }
179

180 181 182 183 184 185 186 187 188 189
      n_lc = dl_data->n_rlc_pdu;
      // Go through each one of the channel commands and create SDUs
      for (i = 0; i < n_lc; i++) {
	lcid = dl_data->rlc_pdu[i]->rlc_pdu_tb[0]->logical_channel_id;
	rlc_size = dl_data->rlc_pdu[i]->rlc_pdu_tb[0]->size;
	LOG_D(MAC,"[TEST] [eNB %d] Frame %d, LCID %d, CC_id %d, Requesting %d bytes from RLC (RRC message)\n",
	      mod_id, frame, lcid, CC_id, rlc_size);
	if (rlc_size > 0) {
	  
	  rlc_status = mac_rlc_status_ind(mod_id,
190 191 192 193 194 195 196 197 198 199
	   				  rnti,
	   				  mod_id,
	   				  frame,
	   				  ENB_FLAG_YES,
	   				  MBMS_FLAG_NO,
	   				  lcid,
	   				  0);

	  if (rlc_status.bytes_in_buffer > 0) {

200 201 202 203
	    if (rlc_size <= 2) {
	      rlc_size = 3;
	    }

204 205 206 207 208 209 210 211
	    rlc_status = mac_rlc_status_ind(mod_id,
					    rnti,
					    mod_id,
					    frame,
					    ENB_FLAG_YES,
					    MBMS_FLAG_NO,
					    lcid,
					    rlc_size); // transport block set size
212
	  
213
	    sdu_lengths[i] = 0;
214
	  
215
	    LOG_D(MAC, "[TEST] RLC can give %d bytes for LCID %d during second call\n", rlc_status.bytes_in_buffer, lcid);
216
	  
217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234
	    if (rlc_status.bytes_in_buffer > 0) {
	      
	      sdu_lengths[i] += mac_rlc_data_req(mod_id,
						 rnti,
						 mod_id,
						 frame,
						 ENB_FLAG_YES,
						 MBMS_FLAG_NO,
						 lcid,
						 (char *)&dlsch_buffer[sdu_length_total]);
	      
	      LOG_D(MAC,"[eNB %d][LCID %d] CC_id %d Got %d bytes from RLC\n",mod_id, lcid, CC_id, sdu_lengths[i]);
	      sdu_length_total += sdu_lengths[i];
	      sdu_lcids[i] = lcid;
	      
	      UE_list->eNB_UE_stats[CC_id][UE_id].num_pdu_tx[lcid] += 1;
	      UE_list->eNB_UE_stats[CC_id][UE_id].num_bytes_tx[lcid] += sdu_lengths[i];
	      
235
	      if (sdu_lengths[i] <= 128) {
236
		header_len += 2;
237
		last_sdu_header_len = 2;
238 239
	      } else {
		header_len += 3;
240
		last_sdu_header_len = 3;
241 242 243
	      }
	      num_sdus++;
	    }
244 245 246 247 248
	  }
	}
      } // SDU creation end
      
      
249 250
      if (((sdu_length_total + header_len) > 0)) {

251
	//	header_len_tmp = header_len;
252
	
253
	// If we have only a single SDU, header length becomes 1
254 255
	if ((num_sdus + ta_len) == 1) {
	  //if (header_len == 2 || header_len == 3) {
256
	  header_len = 1;
257
	} else {
258
	  header_len = (header_len - last_sdu_header_len) + 1;
259 260 261
	}
	
	// there is a payload
262 263 264 265 266
	if (((sdu_length_total + header_len) > 0)) {
	  // If we need a 1 or 2 bit padding or no padding at all
	  if ((TBS - header_len - sdu_length_total - ta_len) <= 2
	      || (TBS - header_len - sdu_length_total - ta_len) > TBS) { //protect from overflow
	    padding = (TBS - header_len - sdu_length_total - ta_len);
267
	    post_padding = 0;
268
	  } else { // The last sdu needs to have a length field, since we add padding
269
	    padding = 0;
270 271
	    header_len = header_len_tmp;	    
	    post_padding = TBS - sdu_length_total - header_len - ta_len - 1; // 1 is for the postpadding header
272 273 274
	  }
	}
	
275
	ta_update = (ta_len > 0) ? ue_sched_ctl->ta_update : 0;
276 277

	// If there is nothing to schedule, just leave
278
	if ((sdu_length_total) <= 0) { 
279 280
	  return;
	}
281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328
	
	offset = generate_dlsch_header((unsigned char*)UE_list->DLSCH_pdu[CC_id][0][UE_id].payload[0],
				       num_sdus,              //num_sdus
				       sdu_lengths,  //
				       sdu_lcids,
				       255,                                   // no drx
				       ta_update, // timing advance
				       NULL,                                  // contention res id
				       padding,
				       post_padding);
	
#ifdef DEBUG_eNB_SCHEDULER
	LOG_T(MAC,"[eNB %d] First 16 bytes of DLSCH : \n");
	
	for (i=0; i<16; i++) {
	  LOG_T(MAC,"%x.",dlsch_buffer[i]);
	}
	
	LOG_T(MAC,"\n");
#endif
	// cycle through SDUs and place in dlsch_buffer
	memcpy(&UE_list->DLSCH_pdu[CC_id][0][UE_id].payload[0][offset],dlsch_buffer,sdu_length_total);
	// memcpy(&eNB_mac_inst[0].DLSCH_pdu[0][0].payload[0][offset],dcch_buffer,sdu_lengths[0]);
	
	// fill remainder of DLSCH with random data
	for (j=0; j<(TBS-sdu_length_total-offset); j++) {
	  UE_list->DLSCH_pdu[CC_id][0][UE_id].payload[0][offset+sdu_length_total+j] = (char)(taus()&0xff);
          }
	
	//eNB_mac_inst[0].DLSCH_pdu[0][0].payload[0][offset+sdu_lengths[0]+j] = (char)(taus()&0xff);
	if (opt_enabled == 1) {
	  trace_pdu(1, (uint8_t *)UE_list->DLSCH_pdu[CC_id][0][UE_id].payload[0],
		    TBS, mod_id, 3, UE_RNTI(mod_id, UE_id),
		    eNB->subframe,0,0);
	  LOG_D(OPT,"[eNB %d][DLSCH] CC_id %d Frame %d  rnti %x  with size %d\n",
		mod_id, CC_id, frame, UE_RNTI(mod_id,UE_id), TBS);
	}
	
	// store stats
	eNB->eNB_stats[CC_id].dlsch_bytes_tx+=sdu_length_total;
	eNB->eNB_stats[CC_id].dlsch_pdus_tx+=1;
	UE_list->eNB_UE_stats[CC_id][UE_id].dl_cqi= eNB_UE_stats->DL_cqi[0];
	
	UE_list->eNB_UE_stats[CC_id][UE_id].crnti= rnti;
	UE_list->eNB_UE_stats[CC_id][UE_id].rrc_status=mac_eNB_get_rrc_status(mod_id, rnti);
	UE_list->eNB_UE_stats[CC_id][UE_id].harq_pid = harq_pid; 
	UE_list->eNB_UE_stats[CC_id][UE_id].harq_round = round;
	
329 330 331 332 333 334 335 336 337 338
	//nb_rb = UE_list->UE_template[CC_id][UE_id].nb_rb[harq_pid];
	//Find the number of resource blocks and set them to the template for retransmissions
	nb_rb = get_min_rb_unit(mod_id, CC_id);
	uint16_t stats_tbs = mac_xface->get_TBS_DL(dl_dci->mcs[0], nb_rb);

	while (stats_tbs < TBS) {
	  nb_rb += get_min_rb_unit(mod_id, CC_id);
	  stats_tbs = mac_xface->get_TBS_DL(dl_dci->mcs[0], nb_rb);
	}
	
339 340 341 342 343 344
	UE_list->eNB_UE_stats[CC_id][UE_id].rbs_used = nb_rb;
	UE_list->eNB_UE_stats[CC_id][UE_id].total_rbs_used += nb_rb;
	UE_list->eNB_UE_stats[CC_id][UE_id].dlsch_mcs1=dl_dci->mcs[0];
	UE_list->eNB_UE_stats[CC_id][UE_id].dlsch_mcs2=dl_dci->mcs[0];
	UE_list->eNB_UE_stats[CC_id][UE_id].TBS = TBS;
	
345
	UE_list->eNB_UE_stats[CC_id][UE_id].overhead_bytes= TBS - sdu_length_total;
346 347 348 349
	UE_list->eNB_UE_stats[CC_id][UE_id].total_sdu_bytes+= sdu_length_total;
	UE_list->eNB_UE_stats[CC_id][UE_id].total_pdu_bytes+= TBS;
	UE_list->eNB_UE_stats[CC_id][UE_id].total_num_pdus+=1;
	
350 351
	//eNB_UE_stats->dlsch_mcs1 = cqi_to_mcs[eNB_UE_stats->DL_cqi[0]];
	//eNB_UE_stats->dlsch_mcs1 = cmin(eNB_UE_stats->dlsch_mcs1, openair_daq_vars.target_ue_dl_mcs);
352 353 354 355 356
      }
    } else {
      // No need to create anything apart of DCI in case of retransmission
      
      /*TODO: Must add these */
357
      //      eNB_UE_stats->dlsch_trials[round]++;
358 359 360 361 362
      //UE_list->eNB_UE_stats[CC_id][UE_id].num_retransmission+=1;
      //UE_list->eNB_UE_stats[CC_id][UE_id].rbs_used_retx=nb_rb;
      //UE_list->eNB_UE_stats[CC_id][UE_id].total_rbs_used_retx+=nb_rb;
      //UE_list->eNB_UE_stats[CC_id][UE_id].ncce_used_retx=nCCECC_id];
    }
363 364 365 366

    UE_list->UE_template[CC_id][UE_id].oldNDI[dl_dci->harq_process] = dl_dci->ndi[0];
    eNB_UE_stats->dlsch_mcs1 = dl_dci->mcs[0];

367 368 369 370 371 372
    //Fill the proper DCI of OAI
    fill_oai_dci(mod_id, CC_id, rnti, dl_dci);
  }
}

void fill_oai_dci(mid_t mod_id, uint32_t CC_id, uint32_t rnti,
373
		  const Protocol__FlexDlDci *dl_dci) {
374 375 376 377 378 379 380 381 382 383

  void         *DLSCH_dci        = NULL;
  DCI_PDU      *DCI_pdu;

  unsigned char         round            = 0;
  unsigned char         harq_pid         = 0;
  LTE_DL_FRAME_PARMS   *frame_parms[MAX_NUM_CCs];
  int           size_bits, size_bytes;
  eNB_MAC_INST         *eNB      = &eNB_mac_inst[mod_id];
  UE_list_t            *UE_list  = &eNB->UE_list;
384
  LTE_eNB_UE_stats *eNB_UE_stats = NULL;
385 386 387

  int UE_id = find_ue(rnti, PHY_vars_eNB_g[mod_id][CC_id]);

388 389
  uint32_t format;

390 391 392 393 394 395 396 397
  harq_pid = dl_dci->harq_process;
  round = dl_dci->rv[0];
  
  // Note this code is for a specific DCI format
  DLSCH_dci = (void *)UE_list->UE_template[CC_id][UE_id].DLSCH_DCI[harq_pid];
  DCI_pdu = &eNB->common_channels[CC_id].DCI_pdu;
  
  frame_parms[CC_id] = mac_xface->get_lte_frame_parms(mod_id, CC_id);
398 399 400 401 402 403 404 405 406

  if (dl_dci->has_tpc == 1) {
    // Check if tpc has been set and reset measurement */
    if ((dl_dci->tpc == 0) || (dl_dci->tpc == 2)) {
      eNB_UE_stats = mac_xface->get_eNB_UE_stats(mod_id, CC_id, rnti);
      eNB_UE_stats->Po_PUCCH_update = 0;
    }
  }
  
407 408 409 410
  
  switch (frame_parms[CC_id]->N_RB_DL) {
  case 6:
    if (frame_parms[CC_id]->frame_type == TDD) {
411
      if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1) {
412
	FILL_DCI_TDD_1(DCI1_1_5MHz_TDD_t, DLSCH_dci, dl_dci);
413 414
	size_bytes = sizeof(DCI1_1_5MHz_TDD_t);
	size_bits  = sizeof_DCI1_1_5MHz_TDD_t;
415
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2A) {
416
	//TODO
417
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1D) {
418 419 420
	//TODO
      }
    } else {
421
      if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1) {
422
	FILL_DCI_FDD_1(DCI1_1_5MHz_FDD_t, DLSCH_dci, dl_dci);
423 424
	size_bytes = sizeof(DCI1_1_5MHz_FDD_t);
	size_bits  = sizeof_DCI1_1_5MHz_FDD_t;
425
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2A) {
426
	//TODO
427
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1D) {
428 429 430 431 432 433
	  //TODO
      }
    }
    break;
  case 25:
    if (frame_parms[CC_id]->frame_type == TDD) {
434
      if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1) {
435
	FILL_DCI_TDD_1(DCI1_5MHz_TDD_t, DLSCH_dci, dl_dci);
436 437
	size_bytes = sizeof(DCI1_5MHz_TDD_t);
	size_bits  = sizeof_DCI1_5MHz_TDD_t;
438
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2A) {
439
	//TODO
440
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1D) {
441 442 443
	//TODO
      }
    } else {
444
      if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1) {
445
	FILL_DCI_FDD_1(DCI1_5MHz_FDD_t, DLSCH_dci, dl_dci);
446 447
	size_bytes = sizeof(DCI1_5MHz_FDD_t);
	size_bits  = sizeof_DCI1_5MHz_FDD_t;
448
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2A) {
449
	//TODO
450
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1D) {
451 452 453 454 455 456
	//TODO
      }
    }
    break;
  case 50:
    if (frame_parms[CC_id]->frame_type == TDD) {
457
      if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1) {
458
	FILL_DCI_TDD_1(DCI1_10MHz_TDD_t, DLSCH_dci, dl_dci);
459 460
	size_bytes = sizeof(DCI1_10MHz_TDD_t);
	size_bits  = sizeof_DCI1_10MHz_TDD_t;
461
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2A) {
462
	//TODO
463
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1D) {
464 465 466
	//TODO
      }
    } else {
467
      if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1) {
468
	FILL_DCI_FDD_1(DCI1_10MHz_FDD_t, DLSCH_dci, dl_dci);
469 470
	size_bytes = sizeof(DCI1_10MHz_FDD_t);
	size_bits  = sizeof_DCI1_10MHz_FDD_t;
471
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2A) {
472
	//TODO
473
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1D) {
474 475 476 477 478 479
	//TODO
      }
    }
    break;
  case 100:
    if (frame_parms[CC_id]->frame_type == TDD) {
480
      if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1) {
481
	FILL_DCI_TDD_1(DCI1_20MHz_TDD_t, DLSCH_dci, dl_dci);
482 483
	size_bytes = sizeof(DCI1_20MHz_TDD_t);
	size_bits  = sizeof_DCI1_20MHz_TDD_t;
484
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2A) {
485
	//TODO
486
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1D) {
487 488 489
	//TODO
      }
    } else {
490
      if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1) {
491
	FILL_DCI_FDD_1(DCI1_20MHz_FDD_t, DLSCH_dci, dl_dci);
492 493
	size_bytes = sizeof(DCI1_20MHz_FDD_t);
	size_bits  = sizeof_DCI1_20MHz_FDD_t;
494
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2A) {
495
	//TODO
496
      } else if (dl_dci->format ==  PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1D) {
497 498 499 500 501 502
	//TODO
      }
    }
    break;
  }

503 504
  //Set format to the proper type
  switch(dl_dci->format) {
505
  case PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1:
506 507
    format = format1;
    break;
508
  case PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1A:
509 510
    format = format1A;
    break;
511
  case PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1B:
512 513
    format = format1B;
    break;
514
  case PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1C:
515 516
    format = format1C;
    break;
517
  case PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_1D:
518 519
    format = format1E_2A_M10PRB;
    break;
520
  case PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2:
521 522
    format  = format2;
    break;
523
  case PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2A:
524 525
    format = format2A;
    break;
526
  case PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_2B:
527 528
    format = format2B;
    break;
529
  case PROTOCOL__FLEX_DCI_FORMAT__FLDCIF_3:
530 531 532 533 534
    format = 3;
    break;
  default:
    /*TODO: Need to deal with unsupported DCI type*/
    return;
535
  }
536
  
537 538 539 540 541 542 543 544
  add_ue_spec_dci(DCI_pdu,
		  DLSCH_dci,
		  rnti,
		  size_bytes,
		  dl_dci->aggr_level,
		  size_bits,
		  format,
		  0);
545
}