lte-uesoftmodem.c 32.5 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
/*
 * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The OpenAirInterface Software Alliance licenses this file to You under
 * the OAI Public License, Version 1.1  (the "License"); you may not use this file
 * except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.openairinterface.org/?page_id=698
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *-------------------------------------------------------------------------------
 * For more information about the OpenAirInterface (OAI) Software Alliance:
 *      contact@openairinterface.org
 */

/*! \file lte-enb.c
 * \brief Top-level threads for eNodeB
 * \author R. Knopp, F. Kaltenberger, Navid Nikaein
 * \date 2012
 * \version 0.1
 * \company Eurecom
 * \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr, navid.nikaein@eurecom.fr
 * \note
 * \warning
 */


#define _GNU_SOURCE             /* See feature_test_macros(7) */
#include <sched.h>


#include "T.h"

#include "rt_wrapper.h"


#undef MALLOC //there are two conflicting definitions, so we better make sure we don't use it at all

#include "assertions.h"
#include "msc.h"

#include "PHY/types.h"

50
#include "PHY/defs_UE.h"
51 52 53 54 55 56 57 58 59 60 61
#include "common/ran_context.h"
#include "common/config/config_userapi.h"
#include "common/utils/load_module_shlib.h"
#undef MALLOC //there are two conflicting definitions, so we better make sure we don't use it at all
//#undef FRAME_LENGTH_COMPLEX_SAMPLES //there are two conflicting definitions, so we better make sure we don't use it at all

#include "../../ARCH/COMMON/common_lib.h"
#include "../../ARCH/ETHERNET/USERSPACE/LIB/if_defs.h"

//#undef FRAME_LENGTH_COMPLEX_SAMPLES //there are two conflicting definitions, so we better make sure we don't use it at all

62 63 64 65
#include "PHY/phy_vars_ue.h"
#include "PHY/LTE_TRANSPORT/transport_vars.h"
#include "SCHED/sched_common_vars.h"
#include "PHY/MODULATION/modulation_vars.h"
66

67 68 69 70 71
#include "LAYER2/MAC/mac.h"
#include "LAYER2/MAC/mac_vars.h"
#include "LAYER2/MAC/mac_proto.h"
#include "RRC/LTE/rrc_vars.h"
#include "PHY_INTERFACE/phy_interface_vars.h"
72

73
#include "common/utils/LOG/log.h"
74 75 76
#include "UTIL/OTG/otg_tx.h"
#include "UTIL/OTG/otg_externs.h"
#include "UTIL/MATH/oml.h"
77
#include "common/utils/LOG/vcd_signal_dumper.h"
78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98
#include "UTIL/OPT/opt.h"
#include "enb_config.h"
//#include "PHY/TOOLS/time_meas.h"

#ifndef OPENAIR2
#include "UTIL/OTG/otg_vars.h"
#endif

#if defined(ENABLE_ITTI)
#include "intertask_interface_init.h"
#include "create_tasks.h"
#endif

#include "system.h"

#ifdef XFORMS
#include "PHY/TOOLS/lte_phy_scope.h"
#include "stats.h"
#endif
#include "lte-softmodem.h"

99 100
RAN_CONTEXT_t RC;

101 102 103 104 105 106 107 108 109 110 111 112 113
/* temporary compilation wokaround (UE/eNB split */
uint16_t sf_ahead;
#ifdef XFORMS
// current status is that every UE has a DL scope for a SINGLE eNB (eNB_id=0)
// at eNB 0, an UL scope for every UE
FD_lte_phy_scope_ue  *form_ue[NUMBER_OF_UE_MAX];
FD_lte_phy_scope_enb *form_enb[MAX_NUM_CCs][NUMBER_OF_UE_MAX];
FD_stats_form                  *form_stats=NULL,*form_stats_l2=NULL;
char title[255];
unsigned char                   scope_enb_num_ue = 2;
static pthread_t                forms_thread; //xforms
#endif //XFORMS

114 115 116 117 118 119 120 121 122 123 124
pthread_cond_t nfapi_sync_cond;
pthread_mutex_t nfapi_sync_mutex;
int nfapi_sync_var=-1; //!< protected by mutex \ref nfapi_sync_mutex

uint8_t nfapi_mode = 0;

uint16_t sf_ahead=2;

char *emul_iface;


125 126 127 128 129 130 131 132 133 134 135 136 137 138
pthread_cond_t sync_cond;
pthread_mutex_t sync_mutex;
int sync_var=-1; //!< protected by mutex \ref sync_mutex.
int config_sync_var=-1;

uint16_t runtime_phy_rx[29][6]; // SISO [MCS 0-28][RBs 0-5 : 6, 15, 25, 50, 75, 100]
uint16_t runtime_phy_tx[29][6]; // SISO [MCS 0-28][RBs 0-5 : 6, 15, 25, 50, 75, 100]

#if defined(ENABLE_ITTI)
volatile int             start_eNB = 0;
volatile int             start_UE = 0;
#endif
volatile int             oai_exit = 0;

Cedric Roux's avatar
Cedric Roux committed
139
clock_source_t clock_source = internal;
140 141 142 143 144 145 146 147 148 149 150 151 152 153
static int wait_for_sync = 0;

unsigned int                    mmapped_dma=0;
int                             single_thread_flag=1;

static int8_t                     threequarter_fs=0;

uint32_t                 downlink_frequency[MAX_NUM_CCs][4];
int32_t                  uplink_frequency_offset[MAX_NUM_CCs][4];



int UE_scan = 1;
int UE_scan_carrier = 0;
154
int simL1flag = 0;
155
int snr_dB=25;
knopp's avatar
knopp committed
156

157 158 159 160 161 162 163 164
runmode_t mode = normal_txrx;

FILE *input_fd=NULL;


#if MAX_NUM_CCs == 1
rx_gain_t                rx_gain_mode[MAX_NUM_CCs][4] = {{max_gain,max_gain,max_gain,max_gain}};
double tx_gain[MAX_NUM_CCs][4] = {{20,0,0,0}};
165
double rx_gain[MAX_NUM_CCs][4] = {{130,0,0,0}};
166 167 168
#else
rx_gain_t                rx_gain_mode[MAX_NUM_CCs][4] = {{max_gain,max_gain,max_gain,max_gain},{max_gain,max_gain,max_gain,max_gain}};
double tx_gain[MAX_NUM_CCs][4] = {{20,0,0,0},{20,0,0,0}};
169
double rx_gain[MAX_NUM_CCs][4] = {{130,0,0,0},{20,0,0,0}};
170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212
#endif

double rx_gain_off = 0.0;

double sample_rate=30.72e6;
double bw = 10.0e6;

static int                      tx_max_power[MAX_NUM_CCs]; /* =  {0,0}*/;

char   rf_config_file[1024];

int chain_offset=0;
int phy_test = 0;
uint8_t usim_test = 0;

uint8_t dci_Format = 0;
uint8_t agregation_Level =0xFF;

uint8_t nb_antenna_tx = 1;
uint8_t nb_antenna_rx = 1;

char ref[128] = "internal";
char channels[128] = "0";

int                      rx_input_level_dBm;

#ifdef XFORMS
extern int                      otg_enabled;
static char                     do_forms=0;
#else
int                             otg_enabled;
#endif
//int                             number_of_cards =   1;


static LTE_DL_FRAME_PARMS      *frame_parms[MAX_NUM_CCs];
uint32_t target_dl_mcs = 28; //maximum allowed mcs
uint32_t target_ul_mcs = 20;
uint32_t timing_advance = 0;
uint8_t exit_missed_slots=1;
uint64_t num_missed_slots=0; // counter for the number of missed slots


213
extern void init_UE_stub_single_thread(int nb_inst,int eMBMS_active, int uecap_xer_in, char *emul_iface);
214 215 216 217 218 219 220 221

extern PHY_VARS_UE* init_ue_vars(LTE_DL_FRAME_PARMS *frame_parms,
			  uint8_t UE_id,
			  uint8_t abstraction_flag);


int transmission_mode=1;

222 223 224 225
int emulate_rf = 0;
int numerology = 0;
int codingw = 0;
int fepw = 0;
226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329

/* struct for ethernet specific parameters given in eNB conf file */
eth_params_t *eth_params;

openair0_config_t openair0_cfg[MAX_CARDS];

double cpuf;

extern char uecap_xer[1024];
char uecap_xer_in=0;

int oaisim_flag=0;
threads_t threads= {-1,-1,-1,-1,-1,-1,-1};

/* see file openair2/LAYER2/MAC/main.c for why abstraction_flag is needed
 * this is very hackish - find a proper solution
 */
uint8_t abstraction_flag=0;

/* forward declarations */
void set_default_frame_parms(LTE_DL_FRAME_PARMS *frame_parms[MAX_NUM_CCs]);

/*---------------------BMC: timespec helpers -----------------------------*/

struct timespec min_diff_time = { .tv_sec = 0, .tv_nsec = 0 };
struct timespec max_diff_time = { .tv_sec = 0, .tv_nsec = 0 };

struct timespec clock_difftime(struct timespec start, struct timespec end) {
  struct timespec temp;
  if ((end.tv_nsec-start.tv_nsec)<0) {
    temp.tv_sec = end.tv_sec-start.tv_sec-1;
    temp.tv_nsec = 1000000000+end.tv_nsec-start.tv_nsec;
  } else {
    temp.tv_sec = end.tv_sec-start.tv_sec;
    temp.tv_nsec = end.tv_nsec-start.tv_nsec;
  }
  return temp;
}

void print_difftimes(void) {
#ifdef DEBUG
  printf("difftimes min = %lu ns ; max = %lu ns\n", min_diff_time.tv_nsec, max_diff_time.tv_nsec);
#else
  LOG_I(HW,"difftimes min = %lu ns ; max = %lu ns\n", min_diff_time.tv_nsec, max_diff_time.tv_nsec);
#endif
}

void update_difftimes(struct timespec start, struct timespec end) {
  struct timespec diff_time = { .tv_sec = 0, .tv_nsec = 0 };
  int             changed = 0;
  diff_time = clock_difftime(start, end);
  if ((min_diff_time.tv_nsec == 0) || (diff_time.tv_nsec < min_diff_time.tv_nsec)) {
    min_diff_time.tv_nsec = diff_time.tv_nsec;
    changed = 1;
  }
  if ((max_diff_time.tv_nsec == 0) || (diff_time.tv_nsec > max_diff_time.tv_nsec)) {
    max_diff_time.tv_nsec = diff_time.tv_nsec;
    changed = 1;
  }
#if 1
  if (changed) print_difftimes();
#endif
}

/*------------------------------------------------------------------------*/

unsigned int build_rflocal(int txi, int txq, int rxi, int rxq) {
  return (txi + (txq<<6) + (rxi<<12) + (rxq<<18));
}
unsigned int build_rfdc(int dcoff_i_rxfe, int dcoff_q_rxfe) {
  return (dcoff_i_rxfe + (dcoff_q_rxfe<<8));
}

#if !defined(ENABLE_ITTI)
void signal_handler(int sig) {
  void *array[10];
  size_t size;

  if (sig==SIGSEGV) {
    // get void*'s for all entries on the stack
    size = backtrace(array, 10);

    // print out all the frames to stderr
    fprintf(stderr, "Error: signal %d:\n", sig);
    backtrace_symbols_fd(array, size, 2);
    exit(-1);
  } else {
    printf("trying to exit gracefully...\n");
    oai_exit = 1;
  }
}
#endif
#define KNRM  "\x1B[0m"
#define KRED  "\x1B[31m"
#define KGRN  "\x1B[32m"
#define KBLU  "\x1B[34m"
#define RESET "\033[0m"



void exit_fun(const char* s)
{
  int CC_id;

330
  logClean();
331 332 333 334 335 336 337
  if (s != NULL) {
    printf("%s %s() Exiting OAI softmodem: %s\n",__FILE__, __FUNCTION__, s);
  }

  oai_exit = 1;

  for(CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
338 339 340 341 342
     if (PHY_vars_UE_g)
      if (PHY_vars_UE_g[0])
         if (PHY_vars_UE_g[0][CC_id])
	    if (PHY_vars_UE_g[0][CC_id]->rfdevice.trx_end_func)
	        PHY_vars_UE_g[0][CC_id]->rfdevice.trx_end_func(&PHY_vars_UE_g[0][CC_id]->rfdevice);
343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398
    }

#if defined(ENABLE_ITTI)
    sleep(1); //allow lte-softmodem threads to exit first
    itti_terminate_tasks (TASK_UNKNOWN);
#endif
}

#ifdef XFORMS


void reset_stats(FL_OBJECT *button, long arg)
{
  int i,j,k;
  PHY_VARS_eNB *phy_vars_eNB = RC.eNB[0][0];

  for (i=0; i<NUMBER_OF_UE_MAX; i++) {
    for (k=0; k<8; k++) { //harq_processes
      for (j=0; j<phy_vars_eNB->dlsch[i][0]->Mlimit; j++) {
	phy_vars_eNB->UE_stats[i].dlsch_NAK[k][j]=0;
	phy_vars_eNB->UE_stats[i].dlsch_ACK[k][j]=0;
	phy_vars_eNB->UE_stats[i].dlsch_trials[k][j]=0;
      }

      phy_vars_eNB->UE_stats[i].dlsch_l2_errors[k]=0;
      phy_vars_eNB->UE_stats[i].ulsch_errors[k]=0;
      phy_vars_eNB->UE_stats[i].ulsch_consecutive_errors=0;


      phy_vars_eNB->UE_stats[i].dlsch_sliding_cnt=0;
      phy_vars_eNB->UE_stats[i].dlsch_NAK_round0=0;
      phy_vars_eNB->UE_stats[i].dlsch_mcs_offset=0;
    }
  }
}

static void *scope_thread(void *arg) {
  char stats_buffer[16384];
# ifdef ENABLE_XFORMS_WRITE_STATS
  FILE *UE_stats, *eNB_stats;
# endif
  struct sched_param sched_param;


  sched_param.sched_priority = sched_get_priority_min(SCHED_FIFO)+1;
  sched_setscheduler(0, SCHED_FIFO,&sched_param);

  printf("Scope thread has priority %d\n",sched_param.sched_priority);

# ifdef ENABLE_XFORMS_WRITE_STATS

  UE_stats  = fopen("UE_stats.txt", "w");

#endif

  while (!oai_exit) {
399
    //      dump_ue_stats (PHY_vars_UE_g[0][0], &PHY_vars_UE_g[0][0]->proc.proc_rxtx[0],stats_buffer, 0, mode,rx_input_level_dBm);
400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454
      //fl_set_object_label(form_stats->stats_text, stats_buffer);
      fl_clear_browser(form_stats->stats_text);
      fl_add_browser_line(form_stats->stats_text, stats_buffer);

      phy_scope_UE(form_ue[0],
		   PHY_vars_UE_g[0][0],
		   0,
		   0,7);

  //  printf("%s",stats_buffer);
    }
# ifdef ENABLE_XFORMS_WRITE_STATS

    if (UE_stats) {
      rewind (UE_stats);
      fwrite (stats_buffer, 1, len, UE_stats);
      fclose (UE_stats);
    }

# endif
  
  pthread_exit((void*)arg);
}
#endif



#if defined(ENABLE_ITTI)
void *l2l1_task(void *arg) {
  MessageDef *message_p = NULL;
  int         result;

  itti_set_task_real_time(TASK_L2L1);
  itti_mark_task_ready(TASK_L2L1);


  do {
    // Wait for a message
    itti_receive_msg (TASK_L2L1, &message_p);

    switch (ITTI_MSG_ID(message_p)) {
    case TERMINATE_MESSAGE:
      oai_exit=1;
      itti_exit_task ();
      break;

    case ACTIVATE_MESSAGE:
      start_UE = 1;
      break;

    case DEACTIVATE_MESSAGE:
      start_UE = 0;
      break;

    case MESSAGE_TEST:
455
      LOG_I(SIM, "Received %s\n", ITTI_MSG_NAME(message_p));
456 457 458
      break;

    default:
459
      LOG_E(SIM, "Received unexpected message %s\n", ITTI_MSG_NAME(message_p));
460 461 462 463 464 465 466 467 468 469 470
      break;
    }

    result = itti_free (ITTI_MSG_ORIGIN_ID(message_p), message_p);
    AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
  } while(!oai_exit);

  return NULL;
}
#endif

471
extern int16_t dlsch_demod_shift;
472 473 474 475 476 477 478

static void get_options(void) {
  int CC_id;
  int tddflag, nonbiotflag;
  char *loopfile=NULL;
  int dumpframe;
  uint32_t online_log_messages;
479
  uint32_t glog_level;
480 481 482 483 484 485
  uint32_t start_telnetsrv;

  paramdef_t cmdline_params[] =CMDLINE_PARAMS_DESC ;
  paramdef_t cmdline_logparams[] =CMDLINE_LOGPARAMS_DESC ;

  set_default_frame_parms(frame_parms);
486
  CONFIG_SETRTFLAG(CONFIG_NOEXITONHELP);
487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504
  config_process_cmdline( cmdline_params,sizeof(cmdline_params)/sizeof(paramdef_t),NULL); 

  if (strlen(in_path) > 0) {
      opt_type = OPT_PCAP;
      opt_enabled=1;
      printf("Enabling OPT for PCAP  with the following file %s \n",in_path);
  }
  if (strlen(in_ip) > 0) {
      opt_enabled=1;
      opt_type = OPT_WIRESHARK;
      printf("Enabling OPT for wireshark for local interface");
  }

  config_process_cmdline( cmdline_logparams,sizeof(cmdline_logparams)/sizeof(paramdef_t),NULL);
  if(config_isparamset(cmdline_logparams,CMDLINE_ONLINELOG_IDX)) {
      set_glog_onlinelog(online_log_messages);
  }
  if(config_isparamset(cmdline_logparams,CMDLINE_GLOGLEVEL_IDX)) {
505
      set_glog(glog_level);
506 507 508 509 510 511 512 513 514 515
  }
  if (start_telnetsrv) {
     load_module_shlib("telnetsrv",NULL,0);
  }

  paramdef_t cmdline_uemodeparams[] =CMDLINE_UEMODEPARAMS_DESC;
  paramdef_t cmdline_ueparams[] =CMDLINE_UEPARAMS_DESC;


  config_process_cmdline( cmdline_uemodeparams,sizeof(cmdline_uemodeparams)/sizeof(paramdef_t),NULL);
516
  CONFIG_CLEARRTFLAG(CONFIG_NOEXITONHELP);
517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540
  config_process_cmdline( cmdline_ueparams,sizeof(cmdline_ueparams)/sizeof(paramdef_t),NULL);
  if (loopfile != NULL) {
      printf("Input file for hardware emulation: %s",loopfile);
      mode=loop_through_memory;
      input_fd = fopen(loopfile,"r");
      AssertFatal(input_fd != NULL,"Please provide a valid input file\n");
  }

  if ( (cmdline_uemodeparams[CMDLINE_CALIBUERX_IDX].paramflags &  PARAMFLAG_PARAMSET) != 0) mode = rx_calib_ue;
  if ( (cmdline_uemodeparams[CMDLINE_CALIBUERXMED_IDX].paramflags &  PARAMFLAG_PARAMSET) != 0) mode = rx_calib_ue_med;
  if ( (cmdline_uemodeparams[CMDLINE_CALIBUERXBYP_IDX].paramflags &  PARAMFLAG_PARAMSET) != 0) mode = rx_calib_ue_byp;
  if (cmdline_uemodeparams[CMDLINE_DEBUGUEPRACH_IDX].uptr)
      if ( *(cmdline_uemodeparams[CMDLINE_DEBUGUEPRACH_IDX].uptr) > 0) mode = debug_prach;
  if (cmdline_uemodeparams[CMDLINE_NOL2CONNECT_IDX].uptr)
      if ( *(cmdline_uemodeparams[CMDLINE_NOL2CONNECT_IDX].uptr) > 0)  mode = no_L2_connect;
  if (cmdline_uemodeparams[CMDLINE_CALIBPRACHTX_IDX].uptr) 
      if ( *(cmdline_uemodeparams[CMDLINE_CALIBPRACHTX_IDX].uptr) > 0) mode = calib_prach_tx; 
  if (dumpframe  > 0)  mode = rx_dump_frame;
  
  for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
    frame_parms[CC_id]->dl_CarrierFreq = downlink_frequency[0][0];
  }
  UE_scan=0;
   
541
    if (tddflag > 0) {
542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576
     for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) 
    	 frame_parms[CC_id]->frame_type = TDD;
  }

  if (frame_parms[0]->N_RB_DL !=0) {
      if ( frame_parms[0]->N_RB_DL < 6 ) {
    	 frame_parms[0]->N_RB_DL = 6;
    	 printf ( "%i: Invalid number of ressource blocks, adjusted to 6\n",frame_parms[0]->N_RB_DL);
      }
      if ( frame_parms[0]->N_RB_DL > 100 ) {
    	 frame_parms[0]->N_RB_DL = 100;
    	 printf ( "%i: Invalid number of ressource blocks, adjusted to 100\n",frame_parms[0]->N_RB_DL);
      }
      if ( frame_parms[0]->N_RB_DL > 50 && frame_parms[0]->N_RB_DL < 100 ) {
    	 frame_parms[0]->N_RB_DL = 50;
    	 printf ( "%i: Invalid number of ressource blocks, adjusted to 50\n",frame_parms[0]->N_RB_DL);
      }
      if ( frame_parms[0]->N_RB_DL > 25 && frame_parms[0]->N_RB_DL < 50 ) {
    	 frame_parms[0]->N_RB_DL = 25;
    	 printf ( "%i: Invalid number of ressource blocks, adjusted to 25\n",frame_parms[0]->N_RB_DL);
      }
      UE_scan = 0;
      frame_parms[0]->N_RB_UL=frame_parms[0]->N_RB_DL;
      for (CC_id=1; CC_id<MAX_NUM_CCs; CC_id++) {
    	  frame_parms[CC_id]->N_RB_DL=frame_parms[0]->N_RB_DL;
    	  frame_parms[CC_id]->N_RB_UL=frame_parms[0]->N_RB_UL;
      }
  }


  for (CC_id=1;CC_id<MAX_NUM_CCs;CC_id++) {
    	rx_gain[0][CC_id] = rx_gain[0][0];
    	tx_gain[0][CC_id] = tx_gain[0][0];
  }

577
  /*
578 579 580 581 582
  if ( !(CONFIG_ISFLAGSET(CONFIG_ABORT))  && (!(CONFIG_ISFLAGSET(CONFIG_NOOOPT))) ) {
    // Here the configuration file is the XER encoded UE capabilities
    // Read it in and store in asn1c data structures
    sprintf(uecap_xer,"%stargets/PROJECTS/GENERIC-LTE-EPC/CONF/UE_config.xml",getenv("OPENAIR_HOME"));
    printf("%s\n",uecap_xer);
583 584
    if(nfapi_mode!=3)
    	uecap_xer_in=1;
585
	} *//* UE with config file  */
586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635
}


void set_default_frame_parms(LTE_DL_FRAME_PARMS *frame_parms[MAX_NUM_CCs]) {

  int CC_id;

  for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
    frame_parms[CC_id] = (LTE_DL_FRAME_PARMS*) malloc(sizeof(LTE_DL_FRAME_PARMS));
    /* Set some default values that may be overwritten while reading options */
    frame_parms[CC_id]->frame_type          = FDD;
    frame_parms[CC_id]->tdd_config          = 3;
    frame_parms[CC_id]->tdd_config_S        = 0;
    frame_parms[CC_id]->N_RB_DL             = 100;
    frame_parms[CC_id]->N_RB_UL             = 100;
    frame_parms[CC_id]->Ncp                 = NORMAL;
    frame_parms[CC_id]->Ncp_UL              = NORMAL;
    frame_parms[CC_id]->Nid_cell            = 0;
    frame_parms[CC_id]->num_MBSFN_config    = 0;
    frame_parms[CC_id]->nb_antenna_ports_eNB  = 1;
    frame_parms[CC_id]->nb_antennas_tx      = 1;
    frame_parms[CC_id]->nb_antennas_rx      = 1;

    frame_parms[CC_id]->nushift             = 0;

    frame_parms[CC_id]->phich_config_common.phich_resource = oneSixth;
    frame_parms[CC_id]->phich_config_common.phich_duration = normal;
    // UL RS Config
    frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.cyclicShift = 0;//n_DMRS1 set to 0
    frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.groupHoppingEnabled = 0;
    frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.sequenceHoppingEnabled = 0;
    frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.groupAssignmentPUSCH = 0;

    frame_parms[CC_id]->prach_config_common.rootSequenceIndex=22;
    frame_parms[CC_id]->prach_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig=1;
    frame_parms[CC_id]->prach_config_common.prach_ConfigInfo.prach_ConfigIndex=0;
    frame_parms[CC_id]->prach_config_common.prach_ConfigInfo.highSpeedFlag=0;
    frame_parms[CC_id]->prach_config_common.prach_ConfigInfo.prach_FreqOffset=0;

    downlink_frequency[CC_id][0] = DEFAULT_DLF; // Use float to avoid issue with frequency over 2^31.
    downlink_frequency[CC_id][1] = downlink_frequency[CC_id][0];
    downlink_frequency[CC_id][2] = downlink_frequency[CC_id][0];
    downlink_frequency[CC_id][3] = downlink_frequency[CC_id][0];

    frame_parms[CC_id]->dl_CarrierFreq=downlink_frequency[CC_id][0];

  }

}

636
void init_openair0(LTE_DL_FRAME_PARMS *frame_parms,int rxgain) {
637 638 639 640 641 642 643 644 645

  int card;
  int i;

  for (card=0; card<MAX_CARDS; card++) {

    openair0_cfg[card].mmapped_dma=mmapped_dma;
    openair0_cfg[card].configFilename = NULL;

646 647
    if(frame_parms->N_RB_DL == 100) {
      if (frame_parms->threequarter_fs) {
648 649 650 651 652 653 654 655 656 657
	openair0_cfg[card].sample_rate=23.04e6;
	openair0_cfg[card].samples_per_frame = 230400;
	openair0_cfg[card].tx_bw = 10e6;
	openair0_cfg[card].rx_bw = 10e6;
      } else {
	openair0_cfg[card].sample_rate=30.72e6;
	openair0_cfg[card].samples_per_frame = 307200;
	openair0_cfg[card].tx_bw = 10e6;
	openair0_cfg[card].rx_bw = 10e6;
      }
658
    } else if(frame_parms->N_RB_DL == 50) {
659 660 661 662
      openair0_cfg[card].sample_rate=15.36e6;
      openair0_cfg[card].samples_per_frame = 153600;
      openair0_cfg[card].tx_bw = 5e6;
      openair0_cfg[card].rx_bw = 5e6;
663
    } else if (frame_parms->N_RB_DL == 25) {
664 665 666 667
      openair0_cfg[card].sample_rate=7.68e6;
      openair0_cfg[card].samples_per_frame = 76800;
      openair0_cfg[card].tx_bw = 2.5e6;
      openair0_cfg[card].rx_bw = 2.5e6;
668
    } else if (frame_parms->N_RB_DL == 6) {
669 670 671 672 673 674 675 676 677
      openair0_cfg[card].sample_rate=1.92e6;
      openair0_cfg[card].samples_per_frame = 19200;
      openair0_cfg[card].tx_bw = 1.5e6;
      openair0_cfg[card].rx_bw = 1.5e6;
    }




678
    if (frame_parms->frame_type==TDD)
679 680 681 682 683 684
      openair0_cfg[card].duplex_mode = duplex_mode_TDD;
    else //FDD
      openair0_cfg[card].duplex_mode = duplex_mode_FDD;

    openair0_cfg[card].Mod_id = 0;

685
    openair0_cfg[card].num_rb_dl=frame_parms->N_RB_DL;
686 687 688 689

    openair0_cfg[card].clock_source = clock_source;


690 691
    openair0_cfg[card].tx_num_channels=min(2,frame_parms->nb_antennas_tx);
    openair0_cfg[card].rx_num_channels=min(2,frame_parms->nb_antennas_rx);
692 693 694 695 696 697 698 699 700 701 702 703 704 705 706

    for (i=0; i<4; i++) {

      if (i<openair0_cfg[card].tx_num_channels)
	openair0_cfg[card].tx_freq[i] = downlink_frequency[0][i]+uplink_frequency_offset[0][i];
      else
	openair0_cfg[card].tx_freq[i]=0.0;

      if (i<openair0_cfg[card].rx_num_channels)
	openair0_cfg[card].rx_freq[i] = downlink_frequency[0][i];
      else
	openair0_cfg[card].rx_freq[i]=0.0;

      openair0_cfg[card].autocal[i] = 1;
      openair0_cfg[card].tx_gain[i] = tx_gain[0][i];
707
      openair0_cfg[card].rx_gain[i] = rxgain - rx_gain_off;
708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738
     

      openair0_cfg[card].configFilename = rf_config_file;
      printf("Card %d, channel %d, Setting tx_gain %f, rx_gain %f, tx_freq %f, rx_freq %f\n",
	     card,i, openair0_cfg[card].tx_gain[i],
	     openair0_cfg[card].rx_gain[i],
	     openair0_cfg[card].tx_freq[i],
	     openair0_cfg[card].rx_freq[i]);
    }
  }
}




#if defined(ENABLE_ITTI)
/*
 * helper function to terminate a certain ITTI task
 */
void terminate_task(task_id_t task_id, module_id_t mod_id)
{
  LOG_I(ENB_APP, "sending TERMINATE_MESSAGE to task %s (%d)\n", itti_get_task_name(task_id), task_id);
  MessageDef *msg;
  msg = itti_alloc_new_message (ENB_APP, TERMINATE_MESSAGE);
  itti_send_msg_to_task (task_id, ENB_MODULE_ID_TO_INSTANCE(mod_id), msg);
}



#endif

739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764


static inline void wait_nfapi_init(char *thread_name) {

  printf( "waiting for NFAPI PNF connection and population of global structure (%s)\n",thread_name);
  pthread_mutex_lock( &nfapi_sync_mutex );

  while (nfapi_sync_var<0)
    pthread_cond_wait( &nfapi_sync_cond, &nfapi_sync_mutex );

  pthread_mutex_unlock(&nfapi_sync_mutex);

  printf( "NFAPI: got sync (%s)\n", thread_name);
}

int stop_L1L2(module_id_t enb_id)
{
	return 0;
}


int restart_L1L2(module_id_t enb_id)
{
	return 0;
}

765 766 767 768 769 770 771 772 773
int main( int argc, char **argv )
{
#if defined (XFORMS)
  void *status;
#endif

  int CC_id;
  uint8_t  abstraction_flag=0;

774 775 776 777
  // Default value for the number of UEs. It will hold,
  // if not changed from the command line option --num-ues
  NB_UE_INST=1;

778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798
#if defined (XFORMS)
  int ret;
#endif

  start_background_system();
  if ( load_configmodule(argc,argv) == NULL) {
    exit_fun("[SOFTMODEM] Error, configuration module init failed\n");
  } 
      


  mode = normal_txrx;
  memset(&openair0_cfg[0],0,sizeof(openair0_config_t)*MAX_CARDS);


  set_latency_target();

  logInit();

  printf("Reading in command-line options\n");

799
  for (int i=0;i<MAX_NUM_CCs;i++) tx_max_power[i]=23; 
800 801
  get_options ();

802

803 804 805 806 807
  printf("Running with %d UE instances\n",NB_UE_INST);
  if (NB_UE_INST > 1 && simL1flag != 1) {
    printf("Running with more than 1 UE instance and simL1 is not active, this will result in undefined behaviour for now, exiting.\n");
    abort();
  }
808

809 810
  printf("NFAPI_MODE value: %d \n", nfapi_mode);

811
  // Not sure if the following is needed here
812 813 814 815 816 817 818 819 820 821
  /*if (CONFIG_ISFLAGSET(CONFIG_ABORT)) {
      if (UE_flag == 0) {
        fprintf(stderr,"Getting configuration failed\n");
        exit(-1);
      }
      else {
        printf("Setting nfapi mode to UE_STUB_OFFNET\n");
        nfapi_mode = 4;
      }
    }*/
822 823 824


#if T_TRACER
825
  T_Config_Init();
826 827 828 829 830 831 832 833 834
#endif



  //randominit (0);
  set_taus_seed (0);

  cpuf=get_cpu_freq_GHz();

835 836 837
  pthread_cond_init(&sync_cond,NULL);
  pthread_mutex_init(&sync_mutex, NULL);

838 839 840 841 842
#if defined(ENABLE_ITTI)



  printf("ITTI init\n");
Cedric Roux's avatar
Cedric Roux committed
843
  itti_init(TASK_MAX, THREAD_MAX, MESSAGES_ID_MAX, tasks_info, messages_info);
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

  // initialize mscgen log after ITTI
  MSC_INIT(MSC_E_UTRAN, THREAD_MAX+TASK_MAX);
#endif

  if (opt_type != OPT_NONE) {
    radio_type_t radio_type;

    if (frame_parms[0]->frame_type == FDD)
      radio_type = RADIO_TYPE_FDD;
    else
      radio_type = RADIO_TYPE_TDD;

    if (init_opt(in_path, in_ip, NULL, radio_type) == -1)
      LOG_E(OPT,"failed to run OPT \n");
  }

#ifdef PDCP_USE_NETLINK
  printf("PDCP netlink\n");
  netlink_init();
#if defined(PDCP_USE_NETLINK_QUEUES)
  pdcp_netlink_init();
#endif
#endif

869
//TTN for D2D
870
#if (RRC_VERSION >= MAKE_VERSION(14, 0, 0))
871 872 873 874 875 876
  printf ("RRC control socket\n");
  rrc_control_socket_init();
  printf ("PDCP PC5S socket\n");
  pdcp_pc5_socket_init();
#endif

877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900
#if !defined(ENABLE_ITTI)
  // to make a graceful exit when ctrl-c is pressed
  signal(SIGSEGV, signal_handler);
  signal(SIGINT, signal_handler);
#endif


  check_clock();

#ifndef PACKAGE_VERSION
#  define PACKAGE_VERSION "UNKNOWN-EXPERIMENTAL"
#endif

  LOG_I(HW, "Version: %s\n", PACKAGE_VERSION);

  // init the parameters
  for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
      frame_parms[CC_id]->nb_antennas_tx     = nb_antenna_tx;
      frame_parms[CC_id]->nb_antennas_rx     = nb_antenna_rx;
      frame_parms[CC_id]->nb_antenna_ports_eNB = 1; //initial value overwritten by initial sync later
  }



901 902 903 904 905 906 907 908 909 910
  NB_INST=1;
  if(nfapi_mode == 3){
	  PHY_vars_UE_g = malloc(sizeof(PHY_VARS_UE**)*NB_UE_INST);
	  	  for (int i=0; i<NB_UE_INST; i++) {
	  		  for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
	  			PHY_vars_UE_g[i] = malloc(sizeof(PHY_VARS_UE*)*MAX_NUM_CCs);
	  			PHY_vars_UE_g[i][CC_id] = init_ue_vars(frame_parms[CC_id], i,abstraction_flag);


	  			if (phy_test==1)
911
	  				PHY_vars_UE_g[i][CC_id]->mac_enabled = 0;
912
	  			else
913
	  				PHY_vars_UE_g[i][CC_id]->mac_enabled = 1;
914 915 916
	  		}
	  	  }
  }
917
  else init_openair0(frame_parms[0],(int)rx_gain[0][0]);
918 919


920 921 922
  if (simL1flag==1) {
    AssertFatal(NULL!=load_configmodule(argc,argv),
                "[SOFTMODEM] Error, configuration module init failed\n");
923

924 925
    RCConfig_sim();
  }
926

927 928
  // start the main UE threads
  int eMBMS_active = 0;
929

930 931 932 933 934 935 936 937 938
  if (nfapi_mode==3) // UE-STUB-PNF
  {
      config_sync_var=0;
      wait_nfapi_init("main?");
      //Panos: Temporarily we will be using single set of threads for multiple UEs.
      //init_UE_stub(1,eMBMS_active,uecap_xer_in,emul_iface);
      init_UE_stub_single_thread(NB_UE_INST,eMBMS_active,uecap_xer_in,emul_iface);
  }
  else {
939
      init_UE(NB_UE_INST,eMBMS_active,uecap_xer_in,0,phy_test,UE_scan,UE_scan_carrier,mode,(int)rx_gain[0][0],tx_max_power[0],
940
              frame_parms[0]);
941 942
  }

943

944 945 946 947
  if (phy_test==0) {
    printf("Filling UE band info\n");
    fill_ue_band_info();
    dl_phy_sync_success (0, 0, 0, 1);
948
  }
949 950 951 952 953 954 955

  if (nfapi_mode!=3){
      number_of_cards = 1;
      for(CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
              PHY_vars_UE_g[0][CC_id]->rf_map.card=0;
              PHY_vars_UE_g[0][CC_id]->rf_map.chain=CC_id+chain_offset;
      }
956
  }
957 958 959

  
  cpuf=get_cpu_freq_GHz();
960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008
  
  
  
#ifndef DEADLINE_SCHEDULER
  
  printf("NO deadline scheduler\n");
  /* Currently we set affinity for UHD to CPU 0 for eNB/UE and only if number of CPUS >2 */
  
  cpu_set_t cpuset;
  int s;
  char cpu_affinity[1024];
  CPU_ZERO(&cpuset);
#ifdef CPU_AFFINITY
  if (get_nprocs() > 2) {
    CPU_SET(0, &cpuset);
    s = pthread_setaffinity_np(pthread_self(), sizeof(cpu_set_t), &cpuset);
    if (s != 0) {
      perror( "pthread_setaffinity_np");
      exit_fun("Error setting processor affinity");
    }
    LOG_I(HW, "Setting the affinity of main function to CPU 0, for device library to use CPU 0 only!\n");
  }
#endif
  
  /* Check the actual affinity mask assigned to the thread */
  s = pthread_getaffinity_np(pthread_self(), sizeof(cpu_set_t), &cpuset);
  if (s != 0) {
    perror( "pthread_getaffinity_np");
    exit_fun("Error getting processor affinity ");
  }
  memset(cpu_affinity, 0 , sizeof(cpu_affinity));
  for (int j = 0; j < CPU_SETSIZE; j++) {
    if (CPU_ISSET(j, &cpuset)) {
      char temp[1024];
      sprintf(temp, " CPU_%d ", j);
      strcat(cpu_affinity, temp);
    }
  }
  LOG_I(HW, "CPU Affinity of main() function is... %s\n", cpu_affinity);
#endif
  

  
  
#if defined(ENABLE_ITTI)
    if (create_tasks_ue(1) < 0) {
      printf("cannot create ITTI tasks\n");
      exit(-1); // need a softer mode
    }
1009
    if(nfapi_mode==3){ // Here we should add another nfapi_mode for the case of Supervised LTE-D2D
1010 1011
    	UE_config_stub_pnf();
    }
1012 1013 1014 1015 1016 1017
    printf("ITTI tasks created\n");
#endif

  
  mlockall(MCL_CURRENT | MCL_FUTURE);
  
1018
 
1019 1020
  rt_sleep_ns(10*100000000ULL);

1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046
  const char *nfapi_mode_str = "<UNKNOWN>";

    switch(nfapi_mode)
    {
      case 0:
        nfapi_mode_str = "MONOLITHIC";
        break;
      case 1:
        nfapi_mode_str = "PNF";
        break;
      case 2:
        nfapi_mode_str = "VNF";
        break;
      case 3:
        nfapi_mode_str = "UE_STUB_PNF";
        break;
      case 4:
        nfapi_mode_str = "UE_STUB_OFFNET";
        break;
      default:
        nfapi_mode_str = "<UNKNOWN NFAPI MODE>";
        break;
    }
    printf("NFAPI MODE:%s\n", nfapi_mode_str);


1047 1048 1049
  // connect the TX/RX buffers

      
1050
    /*  
1051
    if(nfapi_mode!=3) {
1052
    	if (setup_ue_buffers(PHY_vars_UE_g[0],&openair0_cfg[0])!=0) {
1053 1054 1055
    		printf("Error setting up eNB buffer\n");
    		exit(-1);
    	}
1056
    }
1057
   */ 
1058 1059
    
    
1060

1061 1062
    if (input_fd) {
      printf("Reading in from file to antenna buffer %d\n",0);
1063
      if (fread(PHY_vars_UE_g[0][0]->common_vars.rxdata[0],
1064 1065 1066 1067 1068 1069
		sizeof(int32_t),
		frame_parms[0]->samples_per_tti*10,
		input_fd) != frame_parms[0]->samples_per_tti*10)
	printf("error reading from file\n");
    }
    //p_exmimo_config->framing.tdd_config = TXRXSWITCH_TESTRX;
1070

1071
 
knopp's avatar
knopp committed
1072 1073 1074 1075
  if (simL1flag==1)  {
     init_ocm((double)snr_dB,0);
     PHY_vars_UE_g[0][0]->no_timing_correction = 1;
  }
1076
 
1077 1078


1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112
#ifdef XFORMS
  int UE_id;
  
  printf("XFORMS\n");

  if (do_forms==1) {
    fl_initialize (&argc, argv, NULL, 0, 0);
    
      form_stats = create_form_stats_form();
      fl_show_form (form_stats->stats_form, FL_PLACE_HOTSPOT, FL_FULLBORDER, "stats");
      UE_id = 0;
      form_ue[UE_id] = create_lte_phy_scope_ue();
      sprintf (title, "LTE DL SCOPE UE");
      fl_show_form (form_ue[UE_id]->lte_phy_scope_ue, FL_PLACE_HOTSPOT, FL_FULLBORDER, title);
      
      /*
	if (openair_daq_vars.use_ia_receiver) {
	fl_set_button(form_ue[UE_id]->button_0,1);
	fl_set_object_label(form_ue[UE_id]->button_0, "IA Receiver ON");
	} else {
	fl_set_button(form_ue[UE_id]->button_0,0);
	fl_set_object_label(form_ue[UE_id]->button_0, "IA Receiver OFF");
	}*/
      fl_set_button(form_ue[UE_id]->button_0,0);
      fl_set_object_label(form_ue[UE_id]->button_0, "IA Receiver OFF");
    ret = pthread_create(&forms_thread, NULL, scope_thread, NULL);
    
    if (ret == 0)
      pthread_setname_np( forms_thread, "xforms" );
    
    printf("Scope thread created, ret=%d\n",ret);
  }
  
#endif
1113
  
1114 1115
  printf("Sending sync to all threads (%p,%p,%p)\n",&sync_var,&sync_cond,&sync_mutex);

1116 1117 1118 1119 1120
  
  pthread_mutex_lock(&sync_mutex);
  sync_var=0;
  pthread_cond_broadcast(&sync_cond);
  pthread_mutex_unlock(&sync_mutex);
1121 1122

  printf("sync sent\n");
knopp's avatar
knopp committed
1123
/*
1124 1125 1126
  printf("About to call end_configmodule() from %s() %s:%d\n", __FUNCTION__, __FILE__, __LINE__);
  end_configmodule();
  printf("Called end_configmodule() from %s() %s:%d\n", __FUNCTION__, __FILE__, __LINE__);
knopp's avatar
knopp committed
1127
*/
1128 1129 1130 1131
  // wait for end of program
  printf("TYPE <CTRL-C> TO TERMINATE\n");
  //getchar();

1132

1133 1134 1135 1136 1137 1138 1139 1140
#if defined(ENABLE_ITTI)
  printf("Entering ITTI signals handler\n");
  itti_wait_tasks_end();
  printf("Returned from ITTI signal handler\n");
  oai_exit=1;
  printf("oai_exit=%d\n",oai_exit);
#else

1141 1142 1143
    while (oai_exit==0)
      rt_sleep_ns(100000000ULL);
    printf("Terminating application - oai_exit=%d\n",oai_exit);
1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165

#endif

  // stop threads
#ifdef XFORMS
  printf("waiting for XFORMS thread\n");

  if (do_forms==1) {
    pthread_join(forms_thread,&status);
    fl_hide_form(form_stats->stats_form);
    fl_free_form(form_stats->stats_form);
    fl_hide_form(form_ue[0]->lte_phy_scope_ue);
    fl_free_form(form_ue[0]->lte_phy_scope_ue);
  }

#endif

  printf("stopping MODEM threads\n");

  pthread_cond_destroy(&sync_cond);
  pthread_mutex_destroy(&sync_mutex);

1166
  //  pthread_mutex_destroy(&ue_pf_po_mutex);
1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180

  // *** Handle per CC_id openair0
  if (PHY_vars_UE_g[0][0]->rfdevice.trx_end_func)
    PHY_vars_UE_g[0][0]->rfdevice.trx_end_func(&PHY_vars_UE_g[0][0]->rfdevice);
  
  if (opt_enabled == 1)
    terminate_opt();
  
  logClean();

  printf("Bye.\n");
  
  return 0;
}