rrc_UE.c 139 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
/*******************************************************************************

  Eurecom OpenAirInterface 2
  Copyright(c) 1999 - 2010 Eurecom

  This program is free software; you can redistribute it and/or modify it
  under the terms and conditions of the GNU General Public License,
  version 2, as published by the Free Software Foundation.

  This program is distributed in the hope it will be useful, but WITHOUT
  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  more details.
  You should have received a copy of the GNU General Public License along with
  this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.

  The full GNU General Public License is included in this distribution in
  the file called "COPYING".

  Contact Information
  Openair Admin: openair_admin@eurecom.fr
  Openair Tech : openair_tech@eurecom.fr
  Forums       : http://forums.eurecom.fsr/openairinterface
  Address      : Eurecom, 2229, route des crêtes, 06560 Valbonne Sophia Antipolis, France

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

/*! \file rrc_UE.c
* \brief rrc procedures for UE
* \author Raymond Knopp and Navid Nikaein
* \date 2011
* \version 1.0
* \company Eurecom
* \email: raymond.knopp@eurecom.fr and  navid.nikaein@eurecom.fr
*/

Lionel Gauthier's avatar
Lionel Gauthier committed
38 39
#define RRC_UE
#define RRC_UE_C
40

41
#include "assertions.h"
42
#include "asn1_conversions.h"
43
#include "defs.h"
44
#include "PHY/TOOLS/dB_routines.h"
45 46 47 48 49 50
#include "extern.h"
#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
#include "LAYER2/RLC/rlc.h"
#include "COMMON/mac_rrc_primitives.h"
#include "UTIL/LOG/log.h"
#include "UTIL/LOG/vcd_signal_dumper.h"
51 52 53
#ifndef CELLULAR
#include "RRC/LITE/MESSAGES/asn1_msg.h"
#endif
54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77
#include "RRCConnectionRequest.h"
#include "RRCConnectionReconfiguration.h"
#include "UL-CCCH-Message.h"
#include "DL-CCCH-Message.h"
#include "UL-DCCH-Message.h"
#include "DL-DCCH-Message.h"
#include "BCCH-DL-SCH-Message.h"
#ifdef Rel10
#include "MCCH-Message.h"
#endif
#include "MeasConfig.h"
#include "MeasGapConfig.h"
#include "MeasObjectEUTRA.h"
#include "TDD-Config.h"
#include "UECapabilityEnquiry.h"
#include "UE-CapabilityRequest.h"
#ifdef PHY_ABSTRACTION
#include "OCG.h"
#include "OCG_extern.h"
#endif
#ifdef USER_MODE
#include "RRC/NAS/nas_config.h"
#include "RRC/NAS/rb_config.h"
#endif
Lionel Gauthier's avatar
Lionel Gauthier committed
78 79 80
#ifdef ENABLE_RAL
#include "rrc_UE_ral.h"
#endif
81 82 83 84 85

#if defined(ENABLE_SECURITY)
# include "UTIL/OSA/osa_defs.h"
#endif

86 87
#include "pdcp.h"

88 89 90 91
#if defined(ENABLE_ITTI)
# include "intertask_interface.h"
#endif

92 93 94 95 96 97 98 99 100 101 102 103
#ifdef PHY_EMUL
extern EMULATION_VARS *Emul_vars;
#endif
extern eNB_MAC_INST *eNB_mac_inst;
extern UE_MAC_INST *UE_mac_inst;
#ifdef BIGPHYSAREA
extern void *bigphys_malloc(int);
#endif

//#define XER_PRINT

extern inline unsigned int taus(void);
104
extern s8 dB_fixed2(u32 x,u32 y);
105

winckel's avatar
winckel committed
106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121
/*------------------------------------------------------------------------------*/
static Rrc_State_t rrc_get_state (u8 Mod_id) {
  return UE_rrc_inst[Mod_id].RrcState;
}

static Rrc_Sub_State_t rrc_get_sub_state (u8 Mod_id) {
  return UE_rrc_inst[Mod_id].RrcSubState;
}

static int rrc_set_state (u8 Mod_id, Rrc_State_t state) {
  AssertFatal ((RRC_STATE_FIRST <= state) && (state <= RRC_STATE_LAST),
               "Invalid state %d!\n", state);

  if (UE_rrc_inst[Mod_id].RrcState != state) {
    UE_rrc_inst[Mod_id].RrcState = state;

122 123 124 125 126 127 128
#if defined(ENABLE_ITTI)
    {
      MessageDef *msg_p;

      msg_p = itti_alloc_new_message(TASK_RRC_UE, RRC_STATE_IND);
      RRC_STATE_IND(msg_p).state = UE_rrc_inst[Mod_id].RrcState;
      RRC_STATE_IND(msg_p).sub_state = UE_rrc_inst[Mod_id].RrcSubState;
winckel's avatar
winckel committed
129

130 131 132
      itti_send_msg_to_task(TASK_UNKNOWN, NB_eNB_INST + Mod_id, msg_p);
    }
#endif
winckel's avatar
winckel committed
133 134 135 136 137 138 139
    return (1);
  }

  return (0);
}

static int rrc_set_sub_state (u8 Mod_id, Rrc_Sub_State_t subState) {
140
#if (defined(ENABLE_ITTI) && (defined(ENABLE_USE_MME) || defined(ENABLE_RAL)))
winckel's avatar
winckel committed
141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156
  switch (UE_rrc_inst[Mod_id].RrcState) {
    case RRC_STATE_INACTIVE:
      AssertFatal ((RRC_SUB_STATE_INACTIVE_FIRST <= subState) && (subState <= RRC_SUB_STATE_INACTIVE_LAST),
                   "Invalid sub state %d for state %d!\n", subState, UE_rrc_inst[Mod_id].RrcState);
      break;

    case RRC_STATE_IDLE:
      AssertFatal ((RRC_SUB_STATE_IDLE_FIRST <= subState) && (subState <= RRC_SUB_STATE_IDLE_LAST),
                   "Invalid sub state %d for state %d!\n", subState, UE_rrc_inst[Mod_id].RrcState);
      break;

    case RRC_STATE_CONNECTED:
      AssertFatal ((RRC_SUB_STATE_CONNECTED_FIRST <= subState) && (subState <= RRC_SUB_STATE_CONNECTED_LAST),
                   "Invalid sub state %d for state %d!\n", subState, UE_rrc_inst[Mod_id].RrcState);
      break;
  }
157
#endif
winckel's avatar
winckel committed
158 159 160 161

  if (UE_rrc_inst[Mod_id].RrcSubState != subState) {
    UE_rrc_inst[Mod_id].RrcSubState = subState;

162 163 164
#if defined(ENABLE_ITTI)
    {
      MessageDef *msg_p;
winckel's avatar
winckel committed
165

166 167 168 169 170 171 172
      msg_p = itti_alloc_new_message(TASK_RRC_UE, RRC_STATE_IND);
      RRC_STATE_IND(msg_p).state = UE_rrc_inst[Mod_id].RrcState;
      RRC_STATE_IND(msg_p).sub_state = UE_rrc_inst[Mod_id].RrcSubState;

      itti_send_msg_to_task(TASK_UNKNOWN, NB_eNB_INST + Mod_id, msg_p);
    }
#endif
winckel's avatar
winckel committed
173 174 175 176 177 178 179
    return (1);
  }

  return (0);
}

/*------------------------------------------------------------------------------*/
180 181 182 183 184 185 186 187 188 189 190 191 192
void init_SI_UE(u8 Mod_id,u8 eNB_index) {

  int i;


  UE_rrc_inst[Mod_id].sizeof_SIB1[eNB_index] = 0;
  UE_rrc_inst[Mod_id].sizeof_SI[eNB_index] = 0;

  UE_rrc_inst[Mod_id].SIB1[eNB_index] = (u8 *)malloc16(32);
  UE_rrc_inst[Mod_id].sib1[eNB_index] = (SystemInformationBlockType1_t *)malloc16(sizeof(SystemInformationBlockType1_t));
  UE_rrc_inst[Mod_id].SI[eNB_index] = (u8 *)malloc16(64);

  for (i=0;i<NB_CNX_UE;i++) {
193
    UE_rrc_inst[Mod_id].si[eNB_index][i] = (SystemInformation_t *)malloc16(sizeof(SystemInformation_t));
194 195 196 197 198 199 200 201
  }

  UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status = 0;
  UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus = 0;
}

#ifdef Rel10
void init_MCCH_UE(u8 Mod_id, u8 eNB_index) {
202
  int i;
203 204 205
  UE_rrc_inst[Mod_id].sizeof_MCCH_MESSAGE[eNB_index] = 0;
  UE_rrc_inst[Mod_id].MCCH_MESSAGE[eNB_index] = (u8 *)malloc16(32);
  UE_rrc_inst[Mod_id].mcch_message[eNB_index] = (MBSFNAreaConfiguration_r9_t *)malloc16(sizeof(MBSFNAreaConfiguration_r9_t));
206 207
  for (i=0; i<8;i++) // MAX MBSFN Area
    UE_rrc_inst[Mod_id].Info[eNB_index].MCCHStatus[i] = 0;
208 209 210 211 212 213 214 215

}
#endif

static
void openair_rrc_lite_ue_init_security(u8 Mod_id)
{
#if defined(ENABLE_SECURITY)
216 217
//    uint8_t *kRRCenc;
//    uint8_t *kRRCint;
218 219 220 221 222 223 224 225 226
    char ascii_buffer[65];
    uint8_t i;

    memset(UE_rrc_inst[Mod_id].kenb, Mod_id, 32);

    for (i = 0; i < 32; i++) {
        sprintf(&ascii_buffer[2 * i], "%02X", UE_rrc_inst[Mod_id].kenb[i]);
    }

227
    LOG_T(RRC, "[OSA][UE %02d] kenb    = %s\n", Mod_id, ascii_buffer);
228
#endif
229
}
230 231 232 233

/*------------------------------------------------------------------------------*/
char openair_rrc_lite_ue_init(u8 Mod_id, unsigned char eNB_index){
  /*-----------------------------------------------------------------------------*/
winckel's avatar
winckel committed
234 235 236
  rrc_set_state (Mod_id, RRC_STATE_INACTIVE);
  rrc_set_sub_state (Mod_id, RRC_SUB_STATE_INACTIVE);

237 238 239 240 241 242 243 244 245 246 247 248
  LOG_D(RRC,"[UE %d] INIT State = RRC_IDLE (eNB %d)\n",Mod_id,eNB_index);
  LOG_D(RRC,"[MSC_NEW][FRAME 00000][RRC_UE][MOD %02d][]\n", Mod_id+NB_eNB_INST);
  LOG_D(RRC, "[MSC_NEW][FRAME 00000][IP][MOD %02d][]\n", Mod_id+NB_eNB_INST);

  UE_rrc_inst[Mod_id].Info[eNB_index].State=RRC_IDLE;
  UE_rrc_inst[Mod_id].Info[eNB_index].T300_active = 0;
  UE_rrc_inst[Mod_id].Info[eNB_index].T304_active = 0;
  UE_rrc_inst[Mod_id].Info[eNB_index].T310_active = 0;
  UE_rrc_inst[Mod_id].Info[eNB_index].UE_index=0xffff;
  UE_rrc_inst[Mod_id].Srb0[eNB_index].Active=0;
  UE_rrc_inst[Mod_id].Srb1[eNB_index].Active=0;
  UE_rrc_inst[Mod_id].Srb2[eNB_index].Active=0;
249
  UE_rrc_inst[Mod_id].HandoverInfoUe.measFlag=1;
250

251 252 253 254 255 256 257 258 259
  UE_rrc_inst[Mod_id].ciphering_algorithm = SecurityAlgorithmConfig__cipheringAlgorithm_eea0;
#ifdef Rel10
  UE_rrc_inst[Mod_id].integrity_algorithm = SecurityAlgorithmConfig__integrityProtAlgorithm_eia0_v920;
#else
  UE_rrc_inst[Mod_id].integrity_algorithm = SecurityAlgorithmConfig__integrityProtAlgorithm_reserved;
#endif

  openair_rrc_lite_ue_init_security(Mod_id);

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
  init_SI_UE(Mod_id,eNB_index);
  LOG_D(RRC,"[UE %d] INIT: phy_sync_2_ch_ind\n", Mod_id);

#ifndef NO_RRM
  send_msg(&S_rrc,msg_rrc_phy_synch_to_CH_ind(Mod_id,eNB_index,UE_rrc_inst[Mod_id].Mac_id));
#endif

#ifdef NO_RRM //init ch SRB0, SRB1 & BDTCH
  openair_rrc_on(Mod_id,0);
#endif
#ifdef CBA 
  int j;
  for(j=0; j<NUM_MAX_CBA_GROUP; j++)
    UE_rrc_inst[Mod_id].cba_rnti[j] = 0x0000;
  UE_rrc_inst[Mod_id].num_active_cba_groups = 0;
#endif

  return 0;
}

/*------------------------------------------------------------------------------*/
void rrc_ue_generate_RRCConnectionRequest(u8 Mod_id, u32 frame, u8 eNB_index){
  /*------------------------------------------------------------------------------*/

  u8 i=0,rv[6];
285
  
286 287 288 289 290 291
  if(UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.payload_size ==0){

    // Get RRCConnectionRequest, fill random for now
    // Generate random byte stream for contention resolution
      for (i=0;i<6;i++) {
#ifdef SMBV   
292 293
        // if SMBV is configured the contention resolution needs to be fix for the connection procedure to succeed
        rv[i]=i;
294
#else
295
        rv[i]=taus()&0xff;
296 297 298 299
#endif
      LOG_T(RRC,"%x.",rv[i]);
    }
    LOG_T(RRC,"\n");
300
    UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.payload_size = do_RRCConnectionRequest(Mod_id, (u8 *)UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.Payload,rv);
301 302

    LOG_I(RRC,"[UE %d] : Frame %d, Logical Channel UL-CCCH (SRB0), Generating RRCConnectionRequest (bytes %d, eNB %d)\n",
303
      Mod_id, frame, UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.payload_size, eNB_index);
304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320

    for (i=0;i<UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.payload_size;i++) {
      LOG_T(RRC,"%x.",UE_rrc_inst[Mod_id].Srb0[eNB_index].Tx_buffer.Payload[i]);
    }
    LOG_T(RRC,"\n");
    /*
      UE_rrc_inst[Mod_id].Srb0[Idx].Tx_buffer.Payload[i] = taus()&0xff;

    UE_rrc_inst[Mod_id].Srb0[Idx].Tx_buffer.payload_size =i;
    */

  }
}


mui_t rrc_mui=0;

321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339
/* NAS Attach request with IMSI */
static const char nas_attach_req_imsi[] =
{
    0x07, 0x41,
    /* EPS Mobile identity = IMSI */
    0x71, 0x08, 0x29, 0x80, 0x43, 0x21, 0x43, 0x65, 0x87,
    0xF9,
    /* End of EPS Mobile Identity */
    0x02, 0xE0, 0xE0, 0x00, 0x20, 0x02, 0x03,
    0xD0, 0x11, 0x27, 0x1A, 0x80, 0x80, 0x21, 0x10, 0x01, 0x00, 0x00,
    0x10, 0x81, 0x06, 0x00, 0x00, 0x00, 0x00, 0x83, 0x06, 0x00, 0x00,
    0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x0A, 0x00, 0x52, 0x12, 0xF2,
    0x01, 0x27, 0x11,
};

/* NAS Attach request with GUTI */
static const char nas_attach_req_guti[] =
{
    0x07, 0x41,
340
    /* EPS Mobile identity = GUTI */
341 342 343 344 345 346 347 348 349 350
    0x71, 0x0B, 0xF6, 0x12, 0xF2, 0x01, 0x80, 0x00, 0x01, 0xE0, 0x00,
    0xDA, 0x1F,
    /* End of EPS Mobile Identity */
    0x02, 0xE0, 0xE0, 0x00, 0x20, 0x02, 0x03,
    0xD0, 0x11, 0x27, 0x1A, 0x80, 0x80, 0x21, 0x10, 0x01, 0x00, 0x00,
    0x10, 0x81, 0x06, 0x00, 0x00, 0x00, 0x00, 0x83, 0x06, 0x00, 0x00,
    0x00, 0x00, 0x00, 0x0D, 0x00, 0x00, 0x0A, 0x00, 0x52, 0x12, 0xF2,
    0x01, 0x27, 0x11,
};

351
/*------------------------------------------------------------------------------*/
352
void rrc_ue_generate_RRCConnectionSetupComplete(u8 Mod_id, u32 frame, u8 eNB_index, uint8_t Transaction_id){
353 354
  /*------------------------------------------------------------------------------*/

winckel's avatar
winckel committed
355 356 357 358
  u8    buffer[100];
  u8    size;
  char *nas_msg;
  int   nas_msg_length;
359

winckel's avatar
winckel committed
360 361 362 363 364 365 366 367
#if defined(ENABLE_ITTI) && defined(ENABLE_USE_MME)
  nas_msg         = (char *) UE_rrc_inst[Mod_id].initialNasMsg.data;
  nas_msg_length  = UE_rrc_inst[Mod_id].initialNasMsg.length;
#else
  nas_msg         = nas_attach_req_imsi;
  nas_msg_length  = sizeof(nas_attach_req_imsi);
#endif

368
  size = do_RRCConnectionSetupComplete(Mod_id, buffer, Transaction_id, nas_msg_length, nas_msg);
369 370

  LOG_I(RRC,"[UE %d][RAPROC] Frame %d : Logical Channel UL-DCCH (SRB1), Generating RRCConnectionSetupComplete (bytes%d, eNB %d)\n",
371
    Mod_id,frame, size, eNB_index);
372 373 374 375 376

   LOG_D(RLC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- PDCP_DATA_REQ/%d Bytes (RRCConnectionSetupComplete to eNB %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
                                     frame, Mod_id+NB_eNB_INST, size, eNB_index, rrc_mui, Mod_id+NB_eNB_INST, DCCH);

   //  rrc_rlc_data_req(Mod_id+NB_eNB_INST,frame, 0 ,DCCH,rrc_mui++,0,size,(char*)buffer);
377
  pdcp_rrc_data_req (eNB_index, Mod_id, frame, 0, DCCH, rrc_mui++, 0, size, buffer, 1);
378 379
}

380
void rrc_ue_generate_RRCConnectionReconfigurationComplete(u8 Mod_id, u32 frame, u8 eNB_index, uint8_t Transaction_id) {
381 382 383

  u8 buffer[32], size;

384
  size = do_RRCConnectionReconfigurationComplete(Mod_id, buffer, Transaction_id);
385 386

  LOG_I(RRC,"[UE %d] Frame %d : Logical Channel UL-DCCH (SRB1), Generating RRCConnectionReconfigurationComplete (bytes %d, eNB_index %d)\n",
387
    Mod_id,frame, size, eNB_index);
388
  LOG_D(RLC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- PDCP_DATA_REQ/%d Bytes (RRCConnectionReconfigurationComplete to eNB %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
389
    frame, Mod_id+NB_eNB_INST, size, eNB_index, rrc_mui, Mod_id+NB_eNB_INST, DCCH);
390 391

  //rrc_rlc_data_req(Mod_id+NB_eNB_INST,frame, 0 ,DCCH,rrc_mui++,0,size,(char*)buffer);
392
  pdcp_rrc_data_req (eNB_index, Mod_id, frame, 0, DCCH, rrc_mui++, 0, size, buffer, 1);
393 394 395 396 397 398 399 400 401
}

/*------------------------------------------------------------------------------*/
int rrc_ue_decode_ccch(u8 Mod_id, u32 frame, SRB_INFO *Srb_info, u8 eNB_index){
  /*------------------------------------------------------------------------------*/

  //DL_CCCH_Message_t dlccchmsg;
  DL_CCCH_Message_t *dl_ccch_msg=NULL;//&dlccchmsg;
  asn_dec_rval_t dec_rval;
402
  int rval=0;
403 404 405 406 407 408

  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_CCCH, VCD_FUNCTION_IN);

  //memset(dl_ccch_msg,0,sizeof(DL_CCCH_Message_t));

  //  LOG_D(RRC,"[UE %d] Decoding DL-CCCH message (%d bytes), State %d\n",Mod_id,Srb_info->Rx_buffer.payload_size,
409
  //  UE_rrc_inst[Mod_id].Info[eNB_index].State);
410 411

  dec_rval = uper_decode(NULL,
412 413 414 415
      &asn_DEF_DL_CCCH_Message,
      (void**)&dl_ccch_msg,
      (uint8_t*)Srb_info->Rx_buffer.Payload,
      100,0,0);
416 417 418 419 420

#ifdef XER_PRINT
  xer_fprint(stdout,&asn_DEF_DL_CCCH_Message,(void*)dl_ccch_msg);
#endif

421
#if defined(ENABLE_ITTI)
422
# if defined(DISABLE_ITTI_XER_PRINT)
423
  {
winckel's avatar
winckel committed
424
    MessageDef *msg_p;
425

winckel's avatar
winckel committed
426 427
    msg_p = itti_alloc_new_message (TASK_RRC_UE, RRC_DL_CCCH_MESSAGE);
    memcpy (&msg_p->ittiMsg, (void *) dl_ccch_msg, sizeof(RrcDlCcchMessage));
428

winckel's avatar
winckel committed
429
    itti_send_msg_to_task (TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
430
  }
431 432
# else
  {
433 434
    char        message_string[10000];
    size_t      message_string_size;
435

436
    if ((message_string_size = xer_sprint(message_string, sizeof(message_string), &asn_DEF_DL_CCCH_Message, (void *)dl_ccch_msg)) > 0)
437
    {
winckel's avatar
winckel committed
438
      MessageDef *msg_p;
439

440 441 442
      msg_p = itti_alloc_new_message_sized (TASK_RRC_UE, RRC_DL_CCCH, message_string_size + sizeof (IttiMsgText));
      msg_p->ittiMsg.rrc_dl_ccch.size = message_string_size;
      memcpy(&msg_p->ittiMsg.rrc_dl_ccch.text, message_string, message_string_size);
443

winckel's avatar
winckel committed
444
      itti_send_msg_to_task(TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
445 446 447
    }
  }
# endif
448 449
#endif

450 451 452 453 454 455 456 457 458 459 460 461
  if ((dec_rval.code != RC_OK) && (dec_rval.consumed==0)) {
    LOG_E(RRC,"[UE %d] Frame %d : Failed to decode DL-CCCH-Message (%d bytes)\n",Mod_id,dec_rval.consumed);
    vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_CCCH, VCD_FUNCTION_OUT);
    return -1;
  }

  if (dl_ccch_msg->message.present == DL_CCCH_MessageType_PR_c1) {

    if (UE_rrc_inst[Mod_id].Info[eNB_index].State == RRC_SI_RECEIVED) {

      switch (dl_ccch_msg->message.choice.c1.present) {

462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505
        case DL_CCCH_MessageType__c1_PR_NOTHING:
          LOG_I(RRC, "[UE%d] Frame %d : Received PR_NOTHING on DL-CCCH-Message\n", Mod_id, frame);
          rval = 0;
          break;

        case DL_CCCH_MessageType__c1_PR_rrcConnectionReestablishment:
          LOG_D(RRC,
              "[MSC_MSG][FRAME %05d][MAC_UE][MOD %02d][][--- MAC_DATA_IND (rrcConnectionReestablishment ENB %d) --->][RRC_UE][MOD %02d][]\n", frame, Mod_id+NB_eNB_INST, eNB_index, Mod_id+NB_eNB_INST);

          LOG_I(RRC,
              "[UE%d] Frame %d : Logical Channel DL-CCCH (SRB0), Received RRCConnectionReestablishment\n", Mod_id, frame);
          rval = 0;
          break;

        case DL_CCCH_MessageType__c1_PR_rrcConnectionReestablishmentReject:
          LOG_D(RRC,
              "[MSC_MSG][FRAME %05d][MAC_UE][MOD %02d][][--- MAC_DATA_IND (RRCConnectionReestablishmentReject ENB %d) --->][RRC_UE][MOD %02d][]\n", frame, Mod_id+NB_eNB_INST, eNB_index, Mod_id+NB_eNB_INST);
          LOG_I(RRC,
              "[UE%d] Frame %d : Logical Channel DL-CCCH (SRB0), Received RRCConnectionReestablishmentReject\n", Mod_id, frame);
          rval = 0;
          break;

        case DL_CCCH_MessageType__c1_PR_rrcConnectionReject:
          LOG_D(RRC,
              "[MSC_MSG][FRAME %05d][MAC_UE][MOD %02d][][--- MAC_DATA_IND (rrcConnectionReject ENB %d) --->][RRC_UE][MOD %02d][]\n", frame, Mod_id+NB_eNB_INST, eNB_index, Mod_id+NB_eNB_INST);

          LOG_I(RRC,
              "[UE%d] Frame %d : Logical Channel DL-CCCH (SRB0), Received RRCConnectionReject \n", Mod_id, frame);
          rval = 0;
          break;

        case DL_CCCH_MessageType__c1_PR_rrcConnectionSetup:
          LOG_D(RRC,
              "[MSC_MSG][FRAME %05d][MAC_UE][MOD %02d][][--- MAC_DATA_IND (rrcConnectionSetup ENB %d) --->][RRC_UE][MOD %02d][]\n", frame, Mod_id+NB_eNB_INST, eNB_index, Mod_id+NB_eNB_INST);

          LOG_I(RRC,
              "[UE%d][RAPROC] Frame %d : Logical Channel DL-CCCH (SRB0), Received RRCConnectionSetup \n", Mod_id, frame);
          // Get configuration

          // Release T300 timer
          UE_rrc_inst[Mod_id].Info[eNB_index].T300_active = 0;
          rrc_ue_process_radioResourceConfigDedicated(Mod_id, frame, eNB_index,
              &dl_ccch_msg->message.choice.c1.choice.rrcConnectionSetup.criticalExtensions.choice.c1.choice.rrcConnectionSetup_r8.radioResourceConfigDedicated);

winckel's avatar
winckel committed
506 507
          rrc_set_state (Mod_id, RRC_STATE_CONNECTED);
          rrc_set_sub_state (Mod_id, RRC_SUB_STATE_CONNECTED);
508 509 510 511 512 513 514 515 516
          rrc_ue_generate_RRCConnectionSetupComplete(Mod_id, frame, eNB_index, dl_ccch_msg->message.choice.c1.choice.rrcConnectionSetup.rrc_TransactionIdentifier);

          rval = 0;
          break;

        default:
          LOG_E(RRC, "[UE%d] Frame %d : Unknown message\n", Mod_id, frame);
          rval = -1;
          break;
517 518 519 520 521 522 523 524
      }
    }
  }

  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_CCCH, VCD_FUNCTION_OUT);
  return rval;
}

525 526
s32 rrc_ue_establish_srb1(u8 Mod_id,u32 frame,u8 eNB_index, struct SRB_ToAddMod *SRB_config) {
  // add descriptor from RRC PDU
527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549

  u8 lchan_id = DCCH;

  UE_rrc_inst[Mod_id].Srb1[eNB_index].Active = 1;
  UE_rrc_inst[Mod_id].Srb1[eNB_index].Status = RADIO_CONFIG_OK;//RADIO CFG
  UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Srb_id = 1;

    // copy default configuration for now
  //  memcpy(&UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Lchan_desc[0],&DCCH_LCHAN_DESC,LCHAN_DESC_SIZE);
  //  memcpy(&UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Lchan_desc[1],&DCCH_LCHAN_DESC,LCHAN_DESC_SIZE);


  LOG_I(RRC,"[UE %d], CONFIG_SRB1 %d corresponding to eNB_index %d\n", Mod_id,lchan_id,eNB_index);

  //rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, lchan_id,UNDEF_SECURITY_MODE);
  //  rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,lchan_id,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);

  //  UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Tx_buffer.payload_size=DEFAULT_MEAS_IND_SIZE+1;


  return(0);
}

550 551
s32 rrc_ue_establish_srb2(u8 Mod_id,u32 frame,u8 eNB_index, struct SRB_ToAddMod *SRB_config) {
  // add descriptor from RRC PDU
552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575

  u8 lchan_id = DCCH1;

  UE_rrc_inst[Mod_id].Srb2[eNB_index].Active = 1;
  UE_rrc_inst[Mod_id].Srb2[eNB_index].Status = RADIO_CONFIG_OK;//RADIO CFG
  UE_rrc_inst[Mod_id].Srb2[eNB_index].Srb_info.Srb_id = 2;

    // copy default configuration for now
  //  memcpy(&UE_rrc_inst[Mod_id].Srb2[eNB_index].Srb_info.Lchan_desc[0],&DCCH_LCHAN_DESC,LCHAN_DESC_SIZE);
  //  memcpy(&UE_rrc_inst[Mod_id].Srb2[eNB_index].Srb_info.Lchan_desc[1],&DCCH_LCHAN_DESC,LCHAN_DESC_SIZE);


  LOG_I(RRC,"[UE %d], CONFIG_SRB2 %d corresponding to eNB_index %d\n",Mod_id,lchan_id,eNB_index);

  //rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, lchan_id, UNDEF_SECURITY_MODE);
  //  rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,lchan_id,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);

  //  UE_rrc_inst[Mod_id].Srb1[eNB_index].Srb_info.Tx_buffer.payload_size=DEFAULT_MEAS_IND_SIZE+1;


  return(0);
}

s32 rrc_ue_establish_drb(u8 Mod_id,u32 frame,u8 eNB_index,
576
                                        struct DRB_ToAddMod *DRB_config) { // add descriptor from RRC PDU
577
#ifdef NAS_NETLINK
578
  int oip_ifup=0,ip_addr_offset3=0,ip_addr_offset4=0;
579
#endif
580

581 582
  LOG_I(RRC,"[UE %d] Frame %d: processing RRCConnectionReconfiguration: reconfiguring DRB %ld/LCID %d\n",
        Mod_id, frame, DRB_config->drb_Identity, (int)*DRB_config->logicalChannelIdentity);
583 584
  /*
  rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD,
585
                             (eNB_index * NB_RB_MAX) + *DRB_config->logicalChannelIdentity, UNDEF_SECURITY_MODE);
586 587
 
 rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,
588 589
                    (eNB_index * NB_RB_MAX) + *DRB_config->logicalChannelIdentity,
                    RADIO_ACCESS_BEARER,Rlc_info_um);
590 591 592 593 594 595 596 597 598 599 600
  */
#ifdef NAS_NETLINK
#    ifdef OAI_EMU
    ip_addr_offset3 = oai_emulation.info.nb_enb_local;
    ip_addr_offset4 = NB_eNB_INST;
#    else
    ip_addr_offset3 = 0;
    ip_addr_offset4 = 8;
#    endif
#    if !defined(OAI_NW_DRIVER_TYPE_ETHERNET) && !defined(EXMIMO)
    LOG_I(OIP,"[UE %d] trying to bring up the OAI interface oai%d, IP 10.0.%d.%d\n", Mod_id, ip_addr_offset3+Mod_id,
601
          ip_addr_offset3+Mod_id+1,ip_addr_offset4+Mod_id+1);
602
    oip_ifup=nas_config(ip_addr_offset3+Mod_id,   // interface_id
603 604
                        ip_addr_offset3+Mod_id+1, // third_octet
                        ip_addr_offset4+Mod_id+1); // fourth_octet
605 606 607 608 609
    if (oip_ifup == 0 ){ // interface is up --> send a config the DRB
#        ifdef OAI_EMU
      oai_emulation.info.oai_ifup[Mod_id]=1;
#        endif
      LOG_I(OIP,"[UE %d] Config the oai%d to send/receive pkt on DRB %d to/from the protocol stack\n",
610 611 612 613 614 615 616 617 618 619 620 621
            Mod_id,
            ip_addr_offset3+Mod_id,
            (eNB_index * NB_RB_MAX) + *DRB_config->logicalChannelIdentity);

      rb_conf_ipv4(0,//add
                   Mod_id,//cx align with the UE index
                   ip_addr_offset3+Mod_id,//inst num_enb+ue_index
                   (eNB_index * NB_RB_MAX) + *DRB_config->logicalChannelIdentity,//rb
                   0,//dscp
                   ipv4_address(ip_addr_offset3+Mod_id+1,ip_addr_offset4+Mod_id+1),//saddr
                   ipv4_address(ip_addr_offset3+Mod_id+1,eNB_index+1));//daddr
      LOG_D(RRC,"[UE %d] State = Attached (eNB %d)\n",Mod_id,eNB_index);
622 623 624 625 626 627 628 629 630 631 632 633
    }
#    else
#        ifdef OAI_EMU
      oai_emulation.info.oai_ifup[Mod_id]=1;
#        endif
#    endif
#endif

  return(0);
}


634
void  rrc_ue_process_measConfig(u8 Mod_id,u32 frame, u8 eNB_index,MeasConfig_t *measConfig){
635 636 637 638 639 640 641 642 643

  // This is the procedure described in 36.331 Section 5.5.2.1
  int i;
  long ind;
  MeasObjectToAddMod_t *measObj;

  if (measConfig->measObjectToRemoveList != NULL) {
    for (i=0;i<measConfig->measObjectToRemoveList->list.count;i++) {
      ind   = *measConfig->measObjectToRemoveList->list.array[i];
644
      free(UE_rrc_inst[Mod_id].MeasObj[eNB_index][ind-1]);
645 646 647 648 649 650 651 652 653
    }
  }
  if (measConfig->measObjectToAddModList != NULL) {
    LOG_D(RRC,"Measurement Object List is present\n");
    for (i=0;i<measConfig->measObjectToAddModList->list.count;i++) {
      measObj = measConfig->measObjectToAddModList->list.array[i];
      ind   = measConfig->measObjectToAddModList->list.array[i]->measObjectId;

      if (UE_rrc_inst[Mod_id].MeasObj[eNB_index][ind-1]) {
654 655 656 657
        LOG_D(RRC,"Modifying measurement object %d\n",ind);
        memcpy((char*)UE_rrc_inst[Mod_id].MeasObj[eNB_index][ind-1],
            (char*)measObj,
            sizeof(MeasObjectToAddMod_t));
658 659
      }
      else {
660 661 662 663 664 665 666 667 668
        LOG_I(RRC,"Adding measurement object %d\n",ind);
        if (measObj->measObject.present == MeasObjectToAddMod__measObject_PR_measObjectEUTRA) {
          LOG_I(RRC,"EUTRA Measurement : carrierFreq %d, allowedMeasBandwidth %d,presenceAntennaPort1 %d, neighCellConfig %d\n",
              measObj->measObject.choice.measObjectEUTRA.carrierFreq,
              measObj->measObject.choice.measObjectEUTRA.allowedMeasBandwidth,
              measObj->measObject.choice.measObjectEUTRA.presenceAntennaPort1,
              measObj->measObject.choice.measObjectEUTRA.neighCellConfig.buf[0]);
          UE_rrc_inst[Mod_id].MeasObj[eNB_index][ind-1]=measObj;
        }
669 670 671
      }
    }
    rrc_mac_config_req(Mod_id,0,0,eNB_index,
672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691
        (RadioResourceConfigCommonSIB_t *)NULL,
        (struct PhysicalConfigDedicated *)NULL,
        UE_rrc_inst[Mod_id].MeasObj[eNB_index],
        (MAC_MainConfig_t *)NULL,
        0,
        (struct LogicalChannelConfig *)NULL,
        (MeasGapConfig_t *)NULL,
        (TDD_Config_t *)NULL,
        (MobilityControlInfo_t *)NULL,
        NULL,
        NULL,
        NULL,
        NULL,
        NULL,
        NULL
#ifdef Rel10
        ,
        0,
        (MBSFN_AreaInfoList_r9_t *)NULL,
        (PMCH_InfoList_r9_t *)NULL
692 693
#endif
#ifdef CBA
694 695 696
        ,
        0,
        0
697
#endif
698
    );
699 700 701 702
  }
  if (measConfig->reportConfigToRemoveList != NULL) {
    for (i=0;i<measConfig->reportConfigToRemoveList->list.count;i++) {
      ind   = *measConfig->reportConfigToRemoveList->list.array[i];
703
      free(UE_rrc_inst[Mod_id].ReportConfig[eNB_index][ind-1]);
704 705 706 707 708 709
    }
  }
  if (measConfig->reportConfigToAddModList != NULL) {
    LOG_I(RRC,"Report Configuration List is present\n");
    for (i=0;i<measConfig->reportConfigToAddModList->list.count;i++) {
      ind   = measConfig->reportConfigToAddModList->list.array[i]->reportConfigId;
710
      if (UE_rrc_inst[Mod_id].ReportConfig[eNB_index][ind-1]) {
711 712 713 714
        LOG_I(RRC,"Modifying Report Configuration %d\n",ind-1);
        memcpy((char*)UE_rrc_inst[Mod_id].ReportConfig[eNB_index][ind-1],
            (char*)measConfig->reportConfigToAddModList->list.array[i],
            sizeof(ReportConfigToAddMod_t));
715 716
      }
      else {
717 718
        LOG_D(RRC,"Adding Report Configuration %d %p \n",ind-1,measConfig->reportConfigToAddModList->list.array[i]);
        UE_rrc_inst[Mod_id].ReportConfig[eNB_index][ind-1] = measConfig->reportConfigToAddModList->list.array[i];
719 720 721 722 723 724 725
      }
    }
  }

  if (measConfig->quantityConfig != NULL) {
    if (UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]) {
      LOG_D(RRC,"Modifying Quantity Configuration \n");
726
      memcpy((char*)UE_rrc_inst[Mod_id].QuantityConfig[eNB_index],
727 728
          (char*)measConfig->quantityConfig,
          sizeof(QuantityConfig_t));
729 730 731 732 733 734 735 736 737 738
    }
    else {
      LOG_D(RRC,"Adding Quantity configuration\n");
      UE_rrc_inst[Mod_id].QuantityConfig[eNB_index] = measConfig->quantityConfig;
    }
  }

  if (measConfig->measIdToRemoveList != NULL) {
    for (i=0;i<measConfig->measIdToRemoveList->list.count;i++) {
      ind   = *measConfig->measIdToRemoveList->list.array[i];
739
      free(UE_rrc_inst[Mod_id].MeasId[eNB_index][ind-1]);
740 741 742 743 744 745
    }
  }

  if (measConfig->measIdToAddModList != NULL) {
    for (i=0;i<measConfig->measIdToAddModList->list.count;i++) {
      ind   = measConfig->measIdToAddModList->list.array[i]->measId;
746
      if (UE_rrc_inst[Mod_id].MeasId[eNB_index][ind-1]) {
747 748 749 750
        LOG_D(RRC,"Modifying Measurement ID %d\n",ind-1);
        memcpy((char*)UE_rrc_inst[Mod_id].MeasId[eNB_index][ind-1],
            (char*)measConfig->measIdToAddModList->list.array[i],
            sizeof(MeasIdToAddMod_t));
751 752
      }
      else {
753 754
        LOG_D(RRC,"Adding Measurement ID %d %p\n",ind-1,measConfig->measIdToAddModList->list.array[i]);
        UE_rrc_inst[Mod_id].MeasId[eNB_index][ind-1] = measConfig->measIdToAddModList->list.array[i];
755 756 757 758 759 760
      }
    }
  }

  if (measConfig->measGapConfig !=NULL) {
    if (UE_rrc_inst[Mod_id].measGapConfig[eNB_index]) {
761
      memcpy((char*)UE_rrc_inst[Mod_id].measGapConfig[eNB_index],
762 763
           (char*)measConfig->measGapConfig,
                sizeof(MeasGapConfig_t));
764 765 766 767 768 769
    }
    else {
      UE_rrc_inst[Mod_id].measGapConfig[eNB_index] = measConfig->measGapConfig;
    }
  }

770 771 772 773
  if (measConfig->quantityConfig != NULL) {
    if (UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]) {
      LOG_I(RRC,"Modifying Quantity Configuration \n");
      memcpy((char*)UE_rrc_inst[Mod_id].QuantityConfig[eNB_index],
774 775
          (char*)measConfig->quantityConfig,
          sizeof(QuantityConfig_t));
776 777 778 779 780 781 782 783 784 785
    }
    else {
      LOG_I(RRC,"Adding Quantity configuration\n");
      UE_rrc_inst[Mod_id].QuantityConfig[eNB_index] = measConfig->quantityConfig;
    }
    
    UE_rrc_inst[Mod_id].filter_coeff_rsrp = 1./pow(2,(*UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]->quantityConfigEUTRA->filterCoefficientRSRP)/4);
    UE_rrc_inst[Mod_id].filter_coeff_rsrq = 1./pow(2,(*UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]->quantityConfigEUTRA->filterCoefficientRSRQ)/4);

    LOG_I(RRC,"[UE %d] set rsrp-coeff for eNB %d: %d rsrq-coeff: %d rsrp_factor: %f rsrq_factor: %f \n",
786 787 788 789 790
        Mod_id, eNB_index, // UE_rrc_inst[Mod_id].Info[eNB_index].UE_index,
        *UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]->quantityConfigEUTRA->filterCoefficientRSRP,
        *UE_rrc_inst[Mod_id].QuantityConfig[eNB_index]->quantityConfigEUTRA->filterCoefficientRSRQ,
        UE_rrc_inst[Mod_id].filter_coeff_rsrp, UE_rrc_inst[Mod_id].filter_coeff_rsrp,
        UE_rrc_inst[Mod_id].filter_coeff_rsrp, UE_rrc_inst[Mod_id].filter_coeff_rsrq);
791 792
  }

793 794 795
  if (measConfig->s_Measure != NULL) {
    UE_rrc_inst[Mod_id].s_measure = *measConfig->s_Measure;
  }
796 797 798 799 800 801 802
 
  if (measConfig->speedStatePars != NULL) {
    if (UE_rrc_inst[Mod_id].speedStatePars)
      memcpy((char*)UE_rrc_inst[Mod_id].speedStatePars,(char*)measConfig->speedStatePars,sizeof(struct MeasConfig__speedStatePars));
    else
      UE_rrc_inst[Mod_id].speedStatePars = measConfig->speedStatePars;
    LOG_I(RRC,"[UE %d] Configuring mobility optimization params for UE %d \n",
803
        Mod_id,UE_rrc_inst[Mod_id].Info[0].UE_index);
804
  }
805 806
}

807
void    
808
rrc_ue_process_radioResourceConfigDedicated(u8 Mod_id,u32 frame, u8 eNB_index,
809
                                            RadioResourceConfigDedicated_t *radioResourceConfigDedicated) {
810 811 812 813 814 815 816 817 818 819 820 821 822

  long SRB_id,DRB_id;
  int i,cnt;
  LogicalChannelConfig_t *SRB1_logicalChannelConfig,*SRB2_logicalChannelConfig;
#ifdef CBA  
  uint8_t cba_found = 0;
  uint16_t cba_RNTI;
#endif 

  // Save physicalConfigDedicated if present
  if (radioResourceConfigDedicated->physicalConfigDedicated) {
    if (UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index]) {
      memcpy((char*)UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index],(char*)radioResourceConfigDedicated->physicalConfigDedicated,
823
           sizeof(struct PhysicalConfigDedicated));
824 825 826 827 828 829 830 831 832 833

    }
    else {
      UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index] = radioResourceConfigDedicated->physicalConfigDedicated;
    }
  }
  // Apply macMainConfig if present
  if (radioResourceConfigDedicated->mac_MainConfig) {
    if (radioResourceConfigDedicated->mac_MainConfig->present == RadioResourceConfigDedicated__mac_MainConfig_PR_explicitValue) {
      if (UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index]) {
834 835
        memcpy((char*)UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index],(char*)&radioResourceConfigDedicated->mac_MainConfig->choice.explicitValue,
             sizeof(MAC_MainConfig_t));
836 837
      }
      else
838
        UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index] = &radioResourceConfigDedicated->mac_MainConfig->choice.explicitValue;
839 840 841 842 843 844 845
    }
  }

  // Apply spsConfig if present
  if (radioResourceConfigDedicated->sps_Config) {
    if (UE_rrc_inst[Mod_id].sps_Config[eNB_index]) {
      memcpy(UE_rrc_inst[Mod_id].sps_Config[eNB_index],radioResourceConfigDedicated->sps_Config,
846
           sizeof(struct SPS_Config));
847 848 849 850 851 852 853 854
    }
    else {
      UE_rrc_inst[Mod_id].sps_Config[eNB_index] = radioResourceConfigDedicated->sps_Config;
    }
  }
#ifdef CBA
  if (radioResourceConfigDedicated->cba_RNTI_vlola) {
    cba_RNTI = (uint16_t) (((radioResourceConfigDedicated->cba_RNTI_vlola->buf[1]&0xff) << 8) | 
855
                  (radioResourceConfigDedicated->cba_RNTI_vlola->buf[0]&0xff));
856 857
    for (i=0 ; i< NUM_MAX_CBA_GROUP; i++) {
      if (UE_rrc_inst[Mod_id].cba_rnti[i] == cba_RNTI ) {
858 859
        cba_found=1;
        break;
860
      } else if (UE_rrc_inst[Mod_id].cba_rnti[i] == 0 )
861
      break;
862 863 864 865 866
    }
    if (cba_found==0) {
      UE_rrc_inst[Mod_id].num_active_cba_groups++;
      UE_rrc_inst[Mod_id].cba_rnti[i]=cba_RNTI;
      LOG_D(RRC, "[UE %d] Frame %d: radioResourceConfigDedicated reveived CBA_RNTI = %x for group %d from eNB %d \n", 
867
          Mod_id,frame, UE_rrc_inst[Mod_id].cba_rnti[i], i, eNB_index);
868 869 870 871 872 873
    }
  }
#endif 
  // Establish SRBs if present
  // loop through SRBToAddModList
  if (radioResourceConfigDedicated->srb_ToAddModList) {
874 875 876 877 878 879 880 881 882
    uint8_t *kRRCenc = NULL;
    uint8_t *kRRCint = NULL;

#if defined(ENABLE_SECURITY)
    derive_key_rrc_enc(UE_rrc_inst[Mod_id].ciphering_algorithm,
                       UE_rrc_inst[Mod_id].kenb, &kRRCenc);
    derive_key_rrc_int(UE_rrc_inst[Mod_id].integrity_algorithm,
                       UE_rrc_inst[Mod_id].kenb, &kRRCint);
#endif
883 884

// Refresh SRBs
885
    rrc_pdcp_config_asn1_req(eNB_index,Mod_id,frame,0,
886 887 888 889 890 891 892 893
                             radioResourceConfigDedicated->srb_ToAddModList,
                             (DRB_ToAddModList_t*)NULL,
                             (DRB_ToReleaseList_t*)NULL,
                             UE_rrc_inst[Mod_id].ciphering_algorithm |
                             (UE_rrc_inst[Mod_id].integrity_algorithm << 4),
                             kRRCenc,
                             kRRCint,
                             NULL
894
#ifdef Rel10
895
                           ,(PMCH_InfoList_r9_t *)NULL
896
#endif
897
                            );
898 899

    // Refresh SRBs
900
    rrc_rlc_config_asn1_req(NB_eNB_INST+Mod_id,frame,0,eNB_index,
901 902 903
                            radioResourceConfigDedicated->srb_ToAddModList,
                            (DRB_ToAddModList_t*)NULL,
                            (DRB_ToReleaseList_t*)NULL
904
#ifdef Rel10
905
                            ,(PMCH_InfoList_r9_t *)NULL
906
#endif
907
    );
908 909 910 911 912 913

    for (cnt=0;cnt<radioResourceConfigDedicated->srb_ToAddModList->list.count;cnt++) {

      SRB_id = radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt]->srb_Identity;
      LOG_D(RRC,"[UE %d]: Frame %d SRB config cnt %d (SRB%ld)\n",Mod_id,frame,cnt,SRB_id);
      if (SRB_id == 1) {
914 915 916 917 918 919
        if (UE_rrc_inst[Mod_id].SRB1_config[eNB_index]) {
          memcpy(UE_rrc_inst[Mod_id].SRB1_config[eNB_index],radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt],
                 sizeof(struct SRB_ToAddMod));
        }
        else {
          UE_rrc_inst[Mod_id].SRB1_config[eNB_index] = radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt];
920

921 922 923 924 925 926 927 928 929 930 931 932
          rrc_ue_establish_srb1(Mod_id,frame,eNB_index,radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt]);
          if (UE_rrc_inst[Mod_id].SRB1_config[eNB_index]->logicalChannelConfig) {
            if (UE_rrc_inst[Mod_id].SRB1_config[eNB_index]->logicalChannelConfig->present == SRB_ToAddMod__logicalChannelConfig_PR_explicitValue) {
              SRB1_logicalChannelConfig = &UE_rrc_inst[Mod_id].SRB1_config[eNB_index]->logicalChannelConfig->choice.explicitValue;
            }
            else {
              SRB1_logicalChannelConfig = &SRB1_logicalChannelConfig_defaultValue;
            }
          }
          else {
            SRB1_logicalChannelConfig = &SRB1_logicalChannelConfig_defaultValue;
          }
933 934 935

      LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ  (SRB1 eNB %d) --->][MAC_UE][MOD %02d][]\n",
            frame, Mod_id, eNB_index, Mod_id);
936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951
      rrc_mac_config_req(Mod_id,0,0,eNB_index,
                         (RadioResourceConfigCommonSIB_t *)NULL,
                         UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index],
                         (MeasObjectToAddMod_t **)NULL,
                         UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index],
                         1,
                         SRB1_logicalChannelConfig,
                         (MeasGapConfig_t *)NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL
952
#ifdef Rel10	       
953 954 955 956
                         ,
                         0,
                         (MBSFN_AreaInfoList_r9_t *)NULL,
                         (PMCH_InfoList_r9_t *)NULL
957 958
#endif
#ifdef CBA
959 960 961
                         ,
                         0,
                         0
962
#endif
963 964
                         );
        }
965 966
      }
      else {
967 968 969 970 971
        if (UE_rrc_inst[Mod_id].SRB2_config[eNB_index]) {
          memcpy(UE_rrc_inst[Mod_id].SRB2_config[eNB_index],radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt],
                 sizeof(struct SRB_ToAddMod));
        }
        else {
972

973
          UE_rrc_inst[Mod_id].SRB2_config[eNB_index] = radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt];
974

975 976 977 978 979 980 981 982 983 984 985 986 987 988
          rrc_ue_establish_srb2(Mod_id,frame,eNB_index,radioResourceConfigDedicated->srb_ToAddModList->list.array[cnt]);
          if (UE_rrc_inst[Mod_id].SRB2_config[eNB_index]->logicalChannelConfig) {
            if (UE_rrc_inst[Mod_id].SRB2_config[eNB_index]->logicalChannelConfig->present == SRB_ToAddMod__logicalChannelConfig_PR_explicitValue){
              LOG_I(RRC,"Applying Explicit SRB2 logicalChannelConfig\n");
              SRB2_logicalChannelConfig = &UE_rrc_inst[Mod_id].SRB2_config[eNB_index]->logicalChannelConfig->choice.explicitValue;
            }
            else {
              LOG_I(RRC,"Applying default SRB2 logicalChannelConfig\n");
              SRB2_logicalChannelConfig = &SRB2_logicalChannelConfig_defaultValue;
            }
          }
          else {
            SRB2_logicalChannelConfig = &SRB2_logicalChannelConfig_defaultValue;
          }
989 990 991 992

      LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ  (SRB2 eNB %d) --->][MAC_UE][MOD %02d][]\n",
            frame, Mod_id, eNB_index, Mod_id);
      rrc_mac_config_req(Mod_id,0,0,eNB_index,
993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012
                         (RadioResourceConfigCommonSIB_t *)NULL,
                         UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index],
                         (MeasObjectToAddMod_t **)NULL,
                         UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index],
                         2,
                         SRB2_logicalChannelConfig,
                         UE_rrc_inst[Mod_id].measGapConfig[eNB_index],
                         (TDD_Config_t *)NULL,
                         (MobilityControlInfo_t *)NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL
#ifdef Rel10
                         ,
                         0,
                         (MBSFN_AreaInfoList_r9_t *)NULL,
                         (PMCH_InfoList_r9_t *)NULL
1013 1014
#endif
#ifdef CBA
1015 1016 1017
                         ,
                         0,
                         0
1018
#endif
1019 1020
                        );
        }
1021 1022 1023 1024 1025 1026
      }
    }
  }

  // Establish DRBs if present
  if (radioResourceConfigDedicated->drb_ToAddModList) {
1027
    uint8_t *kUPenc = NULL;
1028 1029 1030 1031 1032

#if defined(ENABLE_SECURITY)
    derive_key_up_enc(UE_rrc_inst[Mod_id].integrity_algorithm,
                      UE_rrc_inst[Mod_id].kenb, &kUPenc);
#endif
1033 1034

    // Refresh DRBs
1035
    rrc_pdcp_config_asn1_req(eNB_index, Mod_id,frame,0,
1036 1037 1038 1039 1040 1041 1042 1043
                             (SRB_ToAddModList_t*)NULL,
                             radioResourceConfigDedicated->drb_ToAddModList,
                             (DRB_ToReleaseList_t*)NULL,
                             UE_rrc_inst[Mod_id].ciphering_algorithm |
                             (UE_rrc_inst[Mod_id].integrity_algorithm << 4),
                             NULL,
                             NULL,
                             kUPenc
1044
#ifdef Rel10
1045
                             ,(PMCH_InfoList_r9_t *)NULL
1046
#endif
1047 1048
                            );

1049
  // Refresh DRBs
1050
    rrc_rlc_config_asn1_req(NB_eNB_INST+Mod_id,frame,0,eNB_index,
1051 1052 1053
                            (SRB_ToAddModList_t*)NULL,
                            radioResourceConfigDedicated->drb_ToAddModList,
                            (DRB_ToReleaseList_t*)NULL
1054
#ifdef Rel10
1055
                            ,(PMCH_InfoList_r9_t *)NULL
1056
#endif
1057
                            );
1058 1059 1060
    for (i=0;i<radioResourceConfigDedicated->drb_ToAddModList->list.count;i++) {
      DRB_id   = radioResourceConfigDedicated->drb_ToAddModList->list.array[i]->drb_Identity-1;
      if (UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id]) {
1061 1062
        memcpy(UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id],radioResourceConfigDedicated->drb_ToAddModList->list.array[i],
               sizeof(struct DRB_ToAddMod));
1063 1064
      }
      else {
1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091
        UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id] = radioResourceConfigDedicated->drb_ToAddModList->list.array[i];

        rrc_ue_establish_drb(Mod_id,frame,eNB_index,radioResourceConfigDedicated->drb_ToAddModList->list.array[i]);
        // MAC/PHY Configuration
        LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (DRB %d eNB %d) --->][MAC_UE][MOD %02d][]\n",
              frame, Mod_id, radioResourceConfigDedicated->drb_ToAddModList->list.array[i]->drb_Identity, eNB_index, Mod_id);
        rrc_mac_config_req(Mod_id,0,0,eNB_index,
                           (RadioResourceConfigCommonSIB_t *)NULL,
                           UE_rrc_inst[Mod_id].physicalConfigDedicated[eNB_index],
                           (MeasObjectToAddMod_t **)NULL,
                           UE_rrc_inst[Mod_id].mac_MainConfig[eNB_index],
                           *UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id]->logicalChannelIdentity,
                           UE_rrc_inst[Mod_id].DRB_config[eNB_index][DRB_id]->logicalChannelConfig,
                           UE_rrc_inst[Mod_id].measGapConfig[eNB_index],
                           (TDD_Config_t*)NULL,
                           (MobilityControlInfo_t *)NULL,
                           NULL,
                           NULL,
                           NULL,
                           NULL,
                           NULL,
                           NULL
#ifdef Rel10
                           ,
                           0,
                           (MBSFN_AreaInfoList_r9_t *)NULL,
                           (PMCH_InfoList_r9_t *)NULL
1092 1093
#endif
#ifdef CBA
1094 1095 1096
                           ,
                           UE_rrc_inst[Mod_id].num_active_cba_groups, //
                           UE_rrc_inst[Mod_id].cba_rnti[0]
1097
#endif
1098
                          );
1099 1100 1101 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 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154

      }
    }
  }

  UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_CONNECTED;
  LOG_I(RRC,"[UE %d] State = RRC_CONNECTED (eNB %d)\n",Mod_id,eNB_index);


}

void rrc_ue_process_securityModeCommand(uint8_t Mod_id,uint32_t frame,SecurityModeCommand_t *securityModeCommand,uint8_t eNB_index) {

  asn_enc_rval_t enc_rval;

  UL_DCCH_Message_t ul_dcch_msg;
  // SecurityModeCommand_t SecurityModeCommand;
  uint8_t buffer[200];
  int i, securityMode;
  
  LOG_I(RRC,"[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), Processing securityModeCommand (eNB %d)\n",
	Mod_id,frame,eNB_index);

  switch (securityModeCommand->criticalExtensions.choice.c1.choice.securityModeCommand_r8.securityConfigSMC.securityAlgorithmConfig.cipheringAlgorithm){
  case SecurityAlgorithmConfig__cipheringAlgorithm_eea0:
    LOG_I(RRC,"[UE %d] Security algorithm is set to eea0\n",Mod_id);
    securityMode= SecurityAlgorithmConfig__cipheringAlgorithm_eea0;
    break;
  case SecurityAlgorithmConfig__cipheringAlgorithm_eea1:
    LOG_I(RRC,"[UE %d] Security algorithm is set to eea1\n",Mod_id);
    securityMode= SecurityAlgorithmConfig__cipheringAlgorithm_eea1;
    break;
  case SecurityAlgorithmConfig__cipheringAlgorithm_eea2:
    LOG_I(RRC,"[UE %d] Security algorithm is set to eea2\n",Mod_id);
    securityMode = SecurityAlgorithmConfig__cipheringAlgorithm_eea2;
    break;
  default:
    LOG_I(RRC,"[UE %d] Security algorithm is set to none\n",Mod_id);
    securityMode = SecurityAlgorithmConfig__cipheringAlgorithm_spare1;
    break;
  }
  switch (securityModeCommand->criticalExtensions.choice.c1.choice.securityModeCommand_r8.securityConfigSMC.securityAlgorithmConfig.integrityProtAlgorithm){
  case SecurityAlgorithmConfig__integrityProtAlgorithm_eia1:
    LOG_I(RRC,"[UE %d] Integrity protection algorithm is set to eia1\n",Mod_id);
    securityMode |= 1 << 5;
    break;
  case SecurityAlgorithmConfig__integrityProtAlgorithm_eia2:
    LOG_I(RRC,"[UE %d] Integrity protection algorithm is set to eia2\n",Mod_id);
    securityMode |= 1 << 6;
    break;
  default:
    LOG_I(RRC,"[UE %d] Integrity protection algorithm is set to none\n",Mod_id);
    securityMode |= 0x70 ;
    break;
  }
  LOG_D(RRC,"[UE %d] security mode is %x \n",Mod_id, securityMode);
1155 1156 1157 1158 1159

  /* Store the parameters received */
  UE_rrc_inst[Mod_id].ciphering_algorithm = securityModeCommand->criticalExtensions.choice.c1.choice.securityModeCommand_r8.securityConfigSMC.securityAlgorithmConfig.cipheringAlgorithm;
  UE_rrc_inst[Mod_id].integrity_algorithm = securityModeCommand->criticalExtensions.choice.c1.choice.securityModeCommand_r8.securityConfigSMC.securityAlgorithmConfig.integrityProtAlgorithm;

1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176
  memset((void *)&ul_dcch_msg,0,sizeof(UL_DCCH_Message_t));
  //memset((void *)&SecurityModeCommand,0,sizeof(SecurityModeCommand_t));

  ul_dcch_msg.message.present           = UL_DCCH_MessageType_PR_c1;
  if (securityMode >= NO_SECURITY_MODE)
    ul_dcch_msg.message.choice.c1.present = UL_DCCH_MessageType__c1_PR_securityModeComplete;
  else 
    ul_dcch_msg.message.choice.c1.present = UL_DCCH_MessageType__c1_PR_securityModeFailure;
  
  if (securityModeCommand->criticalExtensions.present == SecurityModeCommand__criticalExtensions_PR_c1) {
    if (securityModeCommand->criticalExtensions.choice.c1.present == SecurityModeCommand__criticalExtensions__c1_PR_securityModeCommand_r8) {
    
      ul_dcch_msg.message.choice.c1.choice.securityModeComplete.rrc_TransactionIdentifier = securityModeCommand->rrc_TransactionIdentifier;
      ul_dcch_msg.message.choice.c1.choice.securityModeComplete.criticalExtensions.present = SecurityModeCommand__criticalExtensions_PR_c1;
      ul_dcch_msg.message.choice.c1.choice.securityModeComplete.criticalExtensions.choice.securityModeComplete_r8.nonCriticalExtension =NULL; 

      LOG_I(RRC,"[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), encoding securityModeComplete (eNB %d)\n",
1177
          Mod_id,frame,eNB_index);
1178 1179

      enc_rval = uper_encode_to_buffer(&asn_DEF_UL_DCCH_Message,
1180 1181 1182
          (void*)&ul_dcch_msg,
          buffer,
          100);
1183 1184 1185 1186 1187

#ifdef XER_PRINT
      xer_fprint(stdout, &asn_DEF_UL_DCCH_Message, (void*)&ul_dcch_msg);
#endif	  

1188 1189 1190 1191 1192 1193 1194 1195
#if defined(ENABLE_ITTI)
# if !defined(DISABLE_XER_SPRINT)
      {
        char        message_string[20000];
        size_t      message_string_size;

        if ((message_string_size = xer_sprint(message_string, sizeof(message_string), &asn_DEF_UL_DCCH_Message, (void *) &ul_dcch_msg)) > 0)
        {
1196
          MessageDef *msg_p;
1197

1198 1199 1200
          msg_p = itti_alloc_new_message_sized (TASK_RRC_UE, RRC_UL_DCCH, message_string_size + sizeof (IttiMsgText));
          msg_p->ittiMsg.rrc_ul_dcch.size = message_string_size;
          memcpy(&msg_p->ittiMsg.rrc_ul_dcch.text, message_string, message_string_size);
1201

1202
          itti_send_msg_to_task(TASK_UNKNOWN, NB_eNB_INST + Mod_id, msg_p);
1203 1204 1205 1206 1207
        }
      }
# endif
#endif

1208
#ifdef USER_MODE
1209
      LOG_D(RRC, "securityModeComplete Encoded %d bits (%d bytes)\n", enc_rval.encoded, (enc_rval.encoded+7)/8);
1210
#endif
1211 1212 1213
      for (i = 0; i < (enc_rval.encoded + 7) / 8; i++)
        LOG_T(RRC, "%02x.", buffer[i]);
      LOG_T(RRC, "\n");
1214
      pdcp_rrc_data_req (eNB_index, Mod_id, frame, 0, DCCH, rrc_mui++, 0, (enc_rval.encoded + 7) / 8, buffer, 1);
1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231
    }
  }
  
}
void rrc_ue_process_ueCapabilityEnquiry(uint8_t Mod_id,uint32_t frame,UECapabilityEnquiry_t *UECapabilityEnquiry,uint8_t eNB_index) {

  asn_enc_rval_t enc_rval;

  UL_DCCH_Message_t ul_dcch_msg;


  UE_CapabilityRAT_Container_t ue_CapabilityRAT_Container;

  uint8_t buffer[200];
  int i;

  LOG_I(RRC,"[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), Processing UECapabilityEnquiry (eNB %d)\n",
1232
    Mod_id,frame,eNB_index);
1233 1234 1235 1236 1237 1238 1239


  memset((void *)&ul_dcch_msg,0,sizeof(UL_DCCH_Message_t));
  memset((void *)&ue_CapabilityRAT_Container,0,sizeof(UE_CapabilityRAT_Container_t));

  ul_dcch_msg.message.present           = UL_DCCH_MessageType_PR_c1;
  ul_dcch_msg.message.choice.c1.present = UL_DCCH_MessageType__c1_PR_ueCapabilityInformation;
1240
  ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.rrc_TransactionIdentifier = UECapabilityEnquiry->rrc_TransactionIdentifier;
1241 1242 1243

  ue_CapabilityRAT_Container.rat_Type = RAT_Type_eutra;
  OCTET_STRING_fromBuf(&ue_CapabilityRAT_Container.ueCapabilityRAT_Container,
1244 1245
      (const char*)UE_rrc_inst[Mod_id].UECapability,
      UE_rrc_inst[Mod_id].UECapability_size);
1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257
  //  ue_CapabilityRAT_Container.ueCapabilityRAT_Container.buf  = UE_rrc_inst[Mod_id].UECapability;
  // ue_CapabilityRAT_Container.ueCapabilityRAT_Container.size = UE_rrc_inst[Mod_id].UECapability_size;
  

  if (UECapabilityEnquiry->criticalExtensions.present == UECapabilityEnquiry__criticalExtensions_PR_c1) {
    if (UECapabilityEnquiry->criticalExtensions.choice.c1.present == UECapabilityEnquiry__criticalExtensions__c1_PR_ueCapabilityEnquiry_r8) {
      ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.present           = UECapabilityInformation__criticalExtensions_PR_c1;
      ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.present = UECapabilityInformation__criticalExtensions__c1_PR_ueCapabilityInformation_r8;
      ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list.count=0;

      for (i=0;i<UECapabilityEnquiry->criticalExtensions.choice.c1.choice.ueCapabilityEnquiry_r8.ue_CapabilityRequest.list.count;i++) {

1258 1259 1260 1261 1262
        if (*UECapabilityEnquiry->criticalExtensions.choice.c1.choice.ueCapabilityEnquiry_r8.ue_CapabilityRequest.list.array[i]
            == RAT_Type_eutra) {
          ASN_SEQUENCE_ADD(
              &ul_dcch_msg.message.choice.c1.choice.ueCapabilityInformation.criticalExtensions.choice.c1.choice.ueCapabilityInformation_r8.ue_CapabilityRAT_ContainerList.list,
              &ue_CapabilityRAT_Container);
1263

1264
          enc_rval = uper_encode_to_buffer(&asn_DEF_UL_DCCH_Message, (void*) &ul_dcch_msg, buffer, 100);
1265 1266

#ifdef XER_PRINT
1267
          xer_fprint(stdout, &asn_DEF_UL_DCCH_Message, (void*)&ul_dcch_msg);
1268
#endif
1269

1270 1271 1272 1273 1274 1275 1276 1277
#if defined(ENABLE_ITTI)
# if !defined(DISABLE_XER_SPRINT)
          {
            char        message_string[20000];
            size_t      message_string_size;

            if ((message_string_size = xer_sprint(message_string, sizeof(message_string), &asn_DEF_UL_DCCH_Message, (void *) &ul_dcch_msg)) > 0)
            {
1278
              MessageDef *msg_p;
1279

1280 1281 1282
              msg_p = itti_alloc_new_message_sized (TASK_RRC_UE, RRC_UL_DCCH, message_string_size + sizeof (IttiMsgText));
              msg_p->ittiMsg.rrc_ul_dcch.size = message_string_size;
              memcpy(&msg_p->ittiMsg.rrc_ul_dcch.text, message_string, message_string_size);
1283

1284
              itti_send_msg_to_task(TASK_UNKNOWN, NB_eNB_INST + Mod_id, msg_p);
1285 1286 1287 1288 1289
            }
          }
# endif
#endif

1290
#ifdef USER_MODE
1291
          LOG_D(RRC,"UECapabilityInformation Encoded %d bits (%d bytes)\n",enc_rval.encoded,(enc_rval.encoded+7)/8);
1292
#endif
1293 1294 1295
          for (i = 0; i < (enc_rval.encoded + 7) / 8; i++)
            LOG_T(RRC, "%02x.", buffer[i]);
          LOG_T(RRC, "\n");
1296
          pdcp_rrc_data_req (eNB_index, Mod_id, frame, 0, DCCH, rrc_mui++, 0, (enc_rval.encoded + 7) / 8, buffer, 1);
1297
        }
1298 1299 1300 1301 1302
      }
    }
  }
}

1303

1304
void rrc_ue_process_rrcConnectionReconfiguration(u8 Mod_id, u32 frame,
1305 1306
                                                 RRCConnectionReconfiguration_t *rrcConnectionReconfiguration,
                                                 u8 eNB_index) {
1307

Lionel Gauthier's avatar
Lionel Gauthier committed
1308
    LOG_I(RRC,"[UE %d] Frame %d: Receiving from SRB1 (DL-DCCH), Processing RRCConnectionReconfiguration (eNB %d)\n",
1309
      Mod_id,frame,eNB_index);
Lionel Gauthier's avatar
Lionel Gauthier committed
1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327
    if (rrcConnectionReconfiguration->criticalExtensions.present == RRCConnectionReconfiguration__criticalExtensions_PR_c1) {
        if (rrcConnectionReconfiguration->criticalExtensions.choice.c1.present ==
                RRCConnectionReconfiguration__criticalExtensions__c1_PR_rrcConnectionReconfiguration_r8) {
            RRCConnectionReconfiguration_r8_IEs_t *rrcConnectionReconfiguration_r8 = &rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8;

            if (rrcConnectionReconfiguration_r8->mobilityControlInfo) {
                LOG_I(RRC,"Mobility Control Information is present\n");
                rrc_ue_process_mobilityControlInfo(Mod_id, eNB_index, frame, rrcConnectionReconfiguration_r8->mobilityControlInfo);
            }
            if (rrcConnectionReconfiguration_r8->measConfig != NULL) {
                LOG_I(RRC,"Measurement Configuration is present\n");
                rrc_ue_process_measConfig(Mod_id,frame, eNB_index,
                rrcConnectionReconfiguration_r8->measConfig);
            }
            if (rrcConnectionReconfiguration_r8->radioResourceConfigDedicated) {
                LOG_I(RRC,"Radio Resource Configuration is present\n");
                rrc_ue_process_radioResourceConfigDedicated(Mod_id,frame,eNB_index, rrcConnectionReconfiguration_r8->radioResourceConfigDedicated);
            }
1328 1329

#if defined(ENABLE_ITTI)
Lionel Gauthier's avatar
Lionel Gauthier committed
1330 1331 1332 1333 1334 1335
            /* Check if there is dedicated NAS information to forward to NAS */
            if (rrcConnectionReconfiguration_r8->dedicatedInfoNASList != NULL) {
                int list_count;
                uint32_t pdu_length;
                uint8_t *pdu_buffer;
                MessageDef *msg_p;
1336

Lionel Gauthier's avatar
Lionel Gauthier committed
1337 1338 1339
                for (list_count = 0; list_count < rrcConnectionReconfiguration_r8->dedicatedInfoNASList->list.count; list_count++) {
                    pdu_length = rrcConnectionReconfiguration_r8->dedicatedInfoNASList->list.array[list_count]->size;
                    pdu_buffer = rrcConnectionReconfiguration_r8->dedicatedInfoNASList->list.array[list_count]->buf;
1340

winckel's avatar
winckel committed
1341 1342 1343 1344
                    msg_p = itti_alloc_new_message(TASK_RRC_UE, NAS_CONN_ESTABLI_CNF);
                    NAS_CONN_ESTABLI_CNF(msg_p).errCode = AS_SUCCESS;
                    NAS_CONN_ESTABLI_CNF(msg_p).nasMsg.length = pdu_length;
                    NAS_CONN_ESTABLI_CNF(msg_p).nasMsg.data = pdu_buffer;
1345

Lionel Gauthier's avatar
Lionel Gauthier committed
1346 1347
                    itti_send_msg_to_task(TASK_NAS_UE, Mod_id, msg_p);
                }
1348

Lionel Gauthier's avatar
Lionel Gauthier committed
1349 1350
                free (rrcConnectionReconfiguration_r8->dedicatedInfoNASList);
            }
1351
#ifdef ENABLE_RAL
Lionel Gauthier's avatar
Lionel Gauthier committed
1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378
            {
                MessageDef                                 *message_ral_p = NULL;
                rrc_ral_connection_reestablishment_ind_t    connection_reestablishment_ind;
                int                                         i;

                message_ral_p = itti_alloc_new_message (TASK_RRC_UE, RRC_RAL_CONNECTION_REESTABLISHMENT_IND);
                memset(&connection_reestablishment_ind, 0, sizeof(rrc_ral_connection_reestablishment_ind_t));
                // TO DO ral_si_ind.plmn_id        = 0;
                connection_reestablishment_ind.ue_id            = Mod_id;
                if (rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList != NULL) {
                    connection_reestablishment_ind.num_drb      = rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.count;

                    for (i=0;(i<rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.count) && (i < maxDRB);i++) {
                       // why minus 1 in RRC code for drb_identity ?
                       connection_reestablishment_ind.drb_id[i]   = rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.array[i]->drb_Identity;
                    }
                } else {
                    connection_reestablishment_ind.num_drb      = 0;
                }
                if (rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->srb_ToAddModList != NULL) {
                    connection_reestablishment_ind.num_srb      = rrcConnectionReconfiguration->criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->srb_ToAddModList->list.count;
                } else {
                    connection_reestablishment_ind.num_srb      = 0;
                }
                memcpy (&message_ral_p->ittiMsg, (void *) &connection_reestablishment_ind, sizeof(rrc_ral_connection_reestablishment_ind_t));
                //#warning "Mod_id ? for instance ? => YES"
                LOG_I(RRC, "Sending RRC_RAL_CONNECTION_REESTABLISHMENT_IND to mRAL\n");
1379
                itti_send_msg_to_task (TASK_RAL_UE, Mod_id + NB_eNB_INST, message_ral_p);
Lionel Gauthier's avatar
Lionel Gauthier committed
1380 1381
            }
#endif
1382
#endif
Lionel Gauthier's avatar
Lionel Gauthier committed
1383 1384
        } // c1 present
    } // critical extensions present
1385 1386
}

1387
/* 36.331, 5.3.5.4      Reception of an RRCConnectionReconfiguration including the mobilityControlInfo by the UE (handover) */
1388 1389 1390
void rrc_ue_process_mobilityControlInfo(u8 eNB_index, u8 UE_id, u32 frame, struct MobilityControlInfo *mobilityControlInfo)
{
  u8 Mod_id = NB_eNB_INST + UE_id;
1391
  /*
1392 1393
  DRB_ToReleaseList_t*  drb2release_list;
  DRB_Identity_t *lcid;
1394
  */
1395
  LOG_N(RRC,"Note: This function needs some updates\n");
1396 1397 1398 1399
  if(UE_rrc_inst[UE_id].Info[eNB_index].T310_active == 1)
    UE_rrc_inst[UE_id].Info[eNB_index].T310_active = 0;
  UE_rrc_inst[UE_id].Info[eNB_index].T304_active = 1;
  UE_rrc_inst[UE_id].Info[eNB_index].T304_cnt = T304[mobilityControlInfo->t304];
1400

1401
  /*
1402 1403 1404
  drb2release_list = CALLOC (1, sizeof (*drb2release_list));
  lcid= CALLOC (1, sizeof (DRB_Identity_t)); // long
  for (*lcid=0;*lcid<NB_RB_MAX;*lcid++)
1405
  {
1406
    ASN_SEQUENCE_ADD (&(drb2release_list)->list,lcid);
1407 1408
  }
  */
1409 1410

  //Removing SRB1 and SRB2 and DRB0
1411 1412 1413
  LOG_N(RRC,"[UE %d] : Update needed for rrc_pdcp_config_req (deprecated) and rrc_rlc_config_req commands(deprecated)\n", UE_id);
  rrc_pdcp_config_req (eNB_index, UE_id, frame, 0, ACTION_REMOVE, DCCH,UNDEF_SECURITY_MODE);
  rrc_rlc_config_req(Mod_id,frame,0,ACTION_REMOVE,Mod_id+DCCH,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);
1414

1415 1416
  rrc_pdcp_config_req (eNB_index, UE_id, frame, 0, ACTION_REMOVE, DCCH1,UNDEF_SECURITY_MODE);
  rrc_rlc_config_req(Mod_id,frame,0,ACTION_REMOVE,Mod_id+DCCH1,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);
1417

1418 1419
  rrc_pdcp_config_req (eNB_index, UE_id, frame, 0, ACTION_REMOVE, DTCH,UNDEF_SECURITY_MODE);
  rrc_rlc_config_req(Mod_id,frame,0,ACTION_REMOVE,Mod_id+DTCH,RADIO_ACCESS_BEARER,Rlc_info_um);
1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463
  /*
  rrc_pdcp_config_asn1_req(NB_eNB_INST+Mod_id,frame, 0,eNB_index,
			   NULL, // SRB_ToAddModList
			   NULL, // DRB_ToAddModList
			   drb2release_list,
			   0, // security mode
			   NULL, // key rrc encryption
			   NULL, // key rrc integrity
			   NULL // key encryption
#ifdef Rel10
			   ,NULL
#endif
			   );
    
  rrc_rlc_config_asn1_req(NB_eNB_INST+Mod_id, frame,0,eNB_index,
			  NULL,// SRB_ToAddModList
			  NULL,// DRB_ToAddModList
			  drb2release_list // DRB_ToReleaseList
#ifdef Rel10
			  ,NULL
#endif 
			  );
   */
  

  //A little cleanup at RRC...
  //Copying current queue config to free RRC index
  /*
    memcpy((void *)UE_rrc_inst[Mod_id].SRB1_config[~(7<<eNB_index)],(void *)UE_rrc_inst[Mod_id].SRB1_config[7<<eNB_index],sizeof(SRB_ToAddMod_t));
    memcpy((void *)UE_rrc_inst[Mod_id].SRB2_config[~(7<<eNB_index)],(void *)UE_rrc_inst[Mod_id].SRB2_config[7<<eNB_index],sizeof(SRB_ToAddMod_t));
    memcpy((void *)UE_rrc_inst[Mod_id].DRB_config[~(7<<eNB_index)][0],(void *)UE_rrc_inst[Mod_id].DRB_config[7<<eNB_index][0],sizeof(DRB_ToAddMod_t));
  */
  /*
  LOG_N(RRC,"Not sure if Freeing the current queue config works properly: Fix me\n");
  free((void *)&UE_rrc_inst[Mod_id].SRB1_config[eNB_index]);
  free((void *)&UE_rrc_inst[Mod_id].SRB2_config[eNB_index]);
  free((void *)&UE_rrc_inst[Mod_id].DRB_config[eNB_index][0]);
 
  UE_rrc_inst[Mod_id].SRB1_config[eNB_index] = NULL;
  UE_rrc_inst[Mod_id].SRB2_config[eNB_index] = NULL;
  UE_rrc_inst[Mod_id].DRB_config[eNB_index][0] = NULL;
  */   
  //Synchronisation to DL of target cell
  LOG_D(RRC,"HO: Reset PDCP and RLC for configured RBs.. \n[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ  (SRB2 eNB %d) --->][MAC_UE][MOD %02d][]\n",
1464
      frame, Mod_id, eNB_index, Mod_id);
1465 1466 1467
  
    // Reset MAC and configure PHY
  rrc_mac_config_req(Mod_id,0,0,eNB_index,
1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486
      (RadioResourceConfigCommonSIB_t *)NULL,
      (struct PhysicalConfigDedicated *)NULL,
      (MeasObjectToAddMod_t **)NULL,
      (MAC_MainConfig_t *)NULL,
      0,
      (struct LogicalChannelConfig *)NULL,
      (MeasGapConfig_t *)NULL,
      (TDD_Config_t *)NULL,
      mobilityControlInfo,
      (u8 *)NULL,
      (u16 *)NULL,
      NULL,
      NULL,
      NULL,
      NULL
#ifdef Rel10
      ,0,
      (MBSFN_AreaInfoList_r9_t *)NULL,
      (PMCH_InfoList_r9_t *)NULL
1487 1488
#endif
#ifdef CBA
1489 1490
      ,0,
      0
1491 1492 1493 1494
#endif
		     );
  
  // Re-establish PDCP for all RBs that are established
1495 1496 1497
  // rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, Mod_id+DCCH);
  // rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, Mod_id+DCCH1);
  // rrc_pdcp_config_req (Mod_id+NB_eNB_INST, frame, 0, ACTION_ADD, Mod_id+DTCH);
1498 1499 1500
  
  
  // Re-establish RLC for all RBs that are established
1501 1502 1503
  // rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,Mod_id+DCCH,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);
  // rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,Mod_id+DCCH1,SIGNALLING_RADIO_BEARER,Rlc_info_am_config);
  // rrc_rlc_config_req(Mod_id+NB_eNB_INST,frame,0,ACTION_ADD,Mod_id+DTCH,RADIO_ACCESS_BEARER,Rlc_info_um);
1504 1505 1506 1507 1508
  
  UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_SI_RECEIVED;

}
void rrc_detach_from_eNB(u8 Mod_id,u8 eNB_index) {
1509
     //UE_rrc_inst[Mod_id].DRB_config[eNB_index]
1510 1511
}

1512 1513 1514 1515 1516 1517 1518
/*------------------------------------------------------------------------------------------*/
void  rrc_ue_decode_dcch(u8 Mod_id,u32 frame,u8 Srb_id, u8 *Buffer,u8 eNB_index){
  /*------------------------------------------------------------------------------------------*/

  //DL_DCCH_Message_t dldcchmsg;
  DL_DCCH_Message_t *dl_dcch_msg=NULL;//&dldcchmsg;
  //  asn_dec_rval_t dec_rval;
1519
  // int i;
1520
  u8 target_eNB_index=0xFF;
winckel's avatar
winckel committed
1521 1522 1523 1524
#if defined(ENABLE_ITTI)
  MessageDef *msg_p;
#endif

1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539
  if (Srb_id != 1) {
    LOG_E(RRC,"[UE %d] Frame %d: Received message on DL-DCCH (SRB1), should not have ...\n",Mod_id,frame);
    return;
  }

  //memset(dl_dcch_msg,0,sizeof(DL_DCCH_Message_t));

  // decode messages
  //  LOG_D(RRC,"[UE %d] Decoding DL-DCCH message\n",Mod_id);
  /*
  for (i=0;i<30;i++)
    LOG_T(RRC,"%x.",Buffer[i]);
  LOG_T(RRC, "\n");
  */
  uper_decode(NULL,
1540 1541 1542 1543
      &asn_DEF_DL_DCCH_Message,
      (void**)&dl_dcch_msg,
      (uint8_t*)Buffer,
      RRC_BUF_SIZE,0,0);
1544 1545 1546 1547 1548

#ifdef XER_PRINT
  xer_fprint(stdout,&asn_DEF_DL_DCCH_Message,(void*)dl_dcch_msg);
#endif

1549
#if defined(ENABLE_ITTI)
1550
# if defined(DISABLE_ITTI_XER_PRINT)
1551
  {
winckel's avatar
winckel committed
1552 1553
    msg_p = itti_alloc_new_message (TASK_RRC_UE, RRC_DL_DCCH_MESSAGE);
    memcpy (&msg_p->ittiMsg, (void *) dl_dcch_msg, sizeof(RrcDlDcchMessage));
1554

winckel's avatar
winckel committed
1555
    itti_send_msg_to_task (TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
1556
  }
1557 1558
# else
  {
1559 1560
    char        message_string[20000];
    size_t      message_string_size;
1561

1562
    if ((message_string_size = xer_sprint(message_string, sizeof(message_string), &asn_DEF_DL_DCCH_Message, (void *)dl_dcch_msg)) > 0)
1563
    {
1564 1565 1566
      msg_p = itti_alloc_new_message_sized (TASK_RRC_UE, RRC_DL_DCCH, message_string_size + sizeof (IttiMsgText));
      msg_p->ittiMsg.rrc_dl_dcch.size = message_string_size;
      memcpy(&msg_p->ittiMsg.rrc_dl_dcch.text, message_string, message_string_size);
1567

winckel's avatar
winckel committed
1568
      itti_send_msg_to_task(TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
1569 1570 1571
    }
  }
# endif
1572 1573
#endif

1574 1575
  if (dl_dcch_msg->message.present == DL_DCCH_MessageType_PR_c1) {

1576
    if (UE_rrc_inst[Mod_id].Info[eNB_index].State >= RRC_CONNECTED) {
1577 1578 1579

      switch (dl_dcch_msg->message.choice.c1.present) {

1580 1581 1582
        case DL_DCCH_MessageType__c1_PR_NOTHING:
          LOG_I(RRC, "[UE %d] Frame %d : Received PR_NOTHING on DL-DCCH-Message\n", Mod_id, frame);
          return;
winckel's avatar
RRC:  
winckel committed
1583

1584 1585 1586 1587
        case DL_DCCH_MessageType__c1_PR_csfbParametersResponseCDMA2000:
          break;

        case DL_DCCH_MessageType__c1_PR_dlInformationTransfer: {
winckel's avatar
RRC:  
winckel committed
1588
#if defined(ENABLE_ITTI)
1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612
          DLInformationTransfer_t *dlInformationTransfer = &dl_dcch_msg->message.choice.c1.choice.dlInformationTransfer;

          if ((dlInformationTransfer->criticalExtensions.present == DLInformationTransfer__criticalExtensions_PR_c1)
              && (dlInformationTransfer->criticalExtensions.choice.c1.present
                  == DLInformationTransfer__criticalExtensions__c1_PR_dlInformationTransfer_r8)
              && (dlInformationTransfer->criticalExtensions.choice.c1.choice.dlInformationTransfer_r8.dedicatedInfoType.present
                  == DLInformationTransfer_r8_IEs__dedicatedInfoType_PR_dedicatedInfoNAS)) {
            /* This message hold a dedicated info NAS payload, forward it to NAS */
            struct DLInformationTransfer_r8_IEs__dedicatedInfoType *dedicatedInfoType =
                &dlInformationTransfer->criticalExtensions.choice.c1.choice.dlInformationTransfer_r8.dedicatedInfoType;
            uint32_t pdu_length;
            uint8_t *pdu_buffer;
            MessageDef *msg_p;

            pdu_length = dedicatedInfoType->choice.dedicatedInfoNAS.size;
            pdu_buffer = dedicatedInfoType->choice.dedicatedInfoNAS.buf;

            msg_p = itti_alloc_new_message(TASK_RRC_UE, NAS_DOWNLINK_DATA_IND);
            NAS_DOWNLINK_DATA_IND(msg_p).UEid = Mod_id; // TODO set the UEid to something else ?
            NAS_DOWNLINK_DATA_IND(msg_p).nasMsg.length = pdu_length;
            NAS_DOWNLINK_DATA_IND(msg_p).nasMsg.data = pdu_buffer;

            itti_send_msg_to_task(TASK_NAS_UE, Mod_id + NB_eNB_INST, msg_p);
          }
winckel's avatar
RRC:  
winckel committed
1613
#endif
1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654
          break;
        }

        case DL_DCCH_MessageType__c1_PR_handoverFromEUTRAPreparationRequest:
          break;

        case DL_DCCH_MessageType__c1_PR_mobilityFromEUTRACommand:
          break;

        case DL_DCCH_MessageType__c1_PR_rrcConnectionReconfiguration:
          // first check if mobilityControlInfo  is present
          if (dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.mobilityControlInfo
              != NULL) {
            /* 36.331, 5.3.5.4 Reception of an RRCConnectionReconfiguration including the mobilityControlInfo by the UE (handover)*/
            if (UE_rrc_inst[Mod_id].HandoverInfoUe.targetCellId
                != dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.mobilityControlInfo->targetPhysCellId) {
              LOG_W(RRC,
                  "[UE %d] Frame %d: Handover target (%d) is different from RSRP measured target (%d)..\n", Mod_id, frame, dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.mobilityControlInfo->targetPhysCellId, UE_rrc_inst[Mod_id].HandoverInfoUe.targetCellId);
              return;
            }
            else
              if ((target_eNB_index = get_adjacent_cell_mod_id(UE_rrc_inst[Mod_id].HandoverInfoUe.targetCellId))
                  == 0xFF) {
                LOG_W(RRC,
                    "[UE %d] Frame %d: Mod_id of the target eNB not found, check the network topology\n", Mod_id, frame);
                return;
              }
              else {
                LOG_I(RRC,
                    "[UE% d] Frame %d: Received rrcConnectionReconfiguration with mobilityControlInfo \n", Mod_id, frame);
                UE_rrc_inst[Mod_id].HandoverInfoUe.measFlag = 1; // Ready to send more MeasReports if required
              }
          }
          rrc_ue_process_rrcConnectionReconfiguration(Mod_id, frame,
              &dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration, eNB_index);
          if (target_eNB_index != 0xFF) {
            rrc_ue_generate_RRCConnectionReconfigurationComplete(Mod_id, frame, target_eNB_index,
                dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.rrc_TransactionIdentifier);
            UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_HO_EXECUTION;
            UE_rrc_inst[Mod_id].Info[target_eNB_index].State = RRC_RECONFIGURED;
            LOG_I(RRC, "[UE %d] State = RRC_RECONFIGURED during HO (eNB %d)\n", Mod_id, target_eNB_index);
Lionel Gauthier's avatar
Lionel Gauthier committed
1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682
#if defined(ENABLE_ITTI)
#ifdef ENABLE_RAL
            {
                MessageDef                                 *message_ral_p = NULL;
                rrc_ral_connection_reconfiguration_ho_ind_t connection_reconfiguration_ho_ind;
                int                                         i;

                message_ral_p = itti_alloc_new_message (TASK_RRC_UE, RRC_RAL_CONNECTION_RECONFIGURATION_HO_IND);
                memset(&connection_reconfiguration_ho_ind, 0, sizeof(rrc_ral_connection_reconfiguration_ho_ind_t));
                connection_reconfiguration_ho_ind.ue_id = Mod_id;
                if (dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList != NULL) {
                    connection_reconfiguration_ho_ind.num_drb      = dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.count;

                    for (i=0;(i<dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.count) && (i < maxDRB);i++) {
                        // why minus 1 in RRC code for drb_identity ?
                        connection_reconfiguration_ho_ind.drb_id[i]   = dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.array[i]->drb_Identity;
                    }
                } else {
                    connection_reconfiguration_ho_ind.num_drb      = 0;
                }
                if (dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->srb_ToAddModList != NULL) {
                    connection_reconfiguration_ho_ind.num_srb      = dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->srb_ToAddModList->list.count;
                } else {
                    connection_reconfiguration_ho_ind.num_srb      = 0;
                }
                memcpy (&message_ral_p->ittiMsg, (void *) &connection_reconfiguration_ho_ind, sizeof(rrc_ral_connection_reconfiguration_ho_ind_t));
                //#warning "Mod_id ? for instance ? => YES"
                LOG_I(RRC, "Sending RRC_RAL_CONNECTION_REESTABLISHMENT_HO_IND to mRAL\n");
1683
                itti_send_msg_to_task (TASK_RAL_UE, Mod_id + NB_eNB_INST, message_ral_p);
Lionel Gauthier's avatar
Lionel Gauthier committed
1684 1685 1686
            }
#endif
#endif
1687 1688 1689 1690 1691 1692
          }
          else {
            rrc_ue_generate_RRCConnectionReconfigurationComplete(Mod_id, frame, eNB_index,
                dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.rrc_TransactionIdentifier);
            UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_RECONFIGURED;
            LOG_I(RRC, "[UE %d] State = RRC_RECONFIGURED (eNB %d)\n", Mod_id, eNB_index);
Lionel Gauthier's avatar
Lionel Gauthier committed
1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720
#if defined(ENABLE_ITTI)
#ifdef ENABLE_RAL
            {
                MessageDef                                 *message_ral_p = NULL;
                rrc_ral_connection_reconfiguration_ind_t    connection_reconfiguration_ind;
                int                                         i;

                message_ral_p = itti_alloc_new_message (TASK_RRC_UE, RRC_RAL_CONNECTION_RECONFIGURATION_IND);
                memset(&connection_reconfiguration_ind, 0, sizeof(rrc_ral_connection_reconfiguration_ind_t));
                connection_reconfiguration_ind.ue_id = Mod_id;
                if (dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList != NULL) {
                    connection_reconfiguration_ind.num_drb      = dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.count;

                    for (i=0;(i<dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.count) && (i < maxDRB);i++) {
                        // why minus 1 in RRC code for drb_identity ?
                        connection_reconfiguration_ind.drb_id[i]   = dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->drb_ToAddModList->list.array[i]->drb_Identity;
                    }
                } else {
                    connection_reconfiguration_ind.num_drb      = 0;
                }
                if (dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->srb_ToAddModList != NULL) {
                    connection_reconfiguration_ind.num_srb      = dl_dcch_msg->message.choice.c1.choice.rrcConnectionReconfiguration.criticalExtensions.choice.c1.choice.rrcConnectionReconfiguration_r8.radioResourceConfigDedicated->srb_ToAddModList->list.count;
                } else {
                    connection_reconfiguration_ind.num_srb      = 0;
                }
                memcpy (&message_ral_p->ittiMsg, (void *) &connection_reconfiguration_ind, sizeof(rrc_ral_connection_reconfiguration_ind_t));
                //#warning "Mod_id ? for instance ? => YES"
                LOG_I(RRC, "Sending RRC_RAL_CONNECTION_REESTABLISHMENT_IND to mRAL\n");
1721
                itti_send_msg_to_task (TASK_RAL_UE, Mod_id + NB_eNB_INST, message_ral_p);
Lionel Gauthier's avatar
Lionel Gauthier committed
1722 1723 1724 1725
            }
#endif
#endif

1726 1727 1728 1729
          }
          break;

        case DL_DCCH_MessageType__c1_PR_rrcConnectionRelease:
1730 1731 1732 1733 1734 1735 1736 1737 1738
#if defined(ENABLE_ITTI)
          msg_p = itti_alloc_new_message(TASK_RRC_UE, NAS_CONN_RELEASE_IND);
          if ((dl_dcch_msg->message.choice.c1.choice.rrcConnectionRelease.criticalExtensions.present
                  == RRCConnectionRelease__criticalExtensions_PR_c1)
                  && (dl_dcch_msg->message.choice.c1.choice.rrcConnectionRelease.criticalExtensions.choice.c1.present
                          == RRCConnectionRelease__criticalExtensions__c1_PR_rrcConnectionRelease_r8)) {
              NAS_CONN_RELEASE_IND(msg_p).cause =
                      dl_dcch_msg->message.choice.c1.choice.rrcConnectionRelease.criticalExtensions.choice.c1.choice.rrcConnectionRelease_r8.releaseCause;
          }
winckel's avatar
winckel committed
1739

1740 1741
          itti_send_msg_to_task(TASK_NAS_UE, Mod_id + NB_eNB_INST, msg_p);
#endif
1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757
          break;

        case DL_DCCH_MessageType__c1_PR_securityModeCommand:
          LOG_I(RRC, "[UE %d] Received securityModeCommand (eNB %d)\n", Mod_id, eNB_index);
          rrc_ue_process_securityModeCommand(Mod_id, frame, &dl_dcch_msg->message.choice.c1.choice.securityModeCommand,
              eNB_index);
          break;

        case DL_DCCH_MessageType__c1_PR_ueCapabilityEnquiry:
          LOG_I(RRC, "[UE %d] Received Capability Enquiry (eNB %d)\n", Mod_id, eNB_index);
          rrc_ue_process_ueCapabilityEnquiry(Mod_id, frame, &dl_dcch_msg->message.choice.c1.choice.ueCapabilityEnquiry,
              eNB_index);
          break;

        case DL_DCCH_MessageType__c1_PR_counterCheck:
          break;
winckel's avatar
RRC:  
winckel committed
1758

1759
#ifdef Rel10
winckel's avatar
winckel committed
1760
        case DL_DCCH_MessageType__c1_PR_ueInformationRequest_r9:
1761
          break;
winckel's avatar
winckel committed
1762
        case DL_DCCH_MessageType__c1_PR_loggedMeasurementConfiguration_r10:
1763
          break;
winckel's avatar
winckel committed
1764
        case DL_DCCH_MessageType__c1_PR_rnReconfiguration_r10:
1765
          break;
1766
#endif
1767 1768 1769 1770 1771 1772 1773 1774 1775

        case DL_DCCH_MessageType__c1_PR_spare1:
        case DL_DCCH_MessageType__c1_PR_spare2:
        case DL_DCCH_MessageType__c1_PR_spare3:
        case DL_DCCH_MessageType__c1_PR_spare4:
          break;

        default:
          break;
1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790
      }
    }
  }
#ifndef NO_RRM
    send_msg(&S_rrc,msg_rrc_end_scan_req(Mod_id,eNB_index));
#endif
}

const char siWindowLength[7][5] = {"1ms\0","2ms\0","5ms\0","10ms\0","15ms\0","20ms\0","40ms\0"};
const char siWindowLength_int[7] = {1,2,5,10,15,20,40};

const char SIBType[16][6] ={"SIB3\0","SIB4\0","SIB5\0","SIB6\0","SIB7\0","SIB8\0","SIB9\0","SIB10\0","SIB11\0","SIB12\0","SIB13\0","Sp2\0","Sp3\0","Sp4\0"};
const char SIBPeriod[7][7]= {"80ms\0","160ms\0","320ms\0","640ms\0","1280ms\0","2560ms\0","5120ms\0"};
int siPeriod_int[7] = {80,160,320,640,1280,2560,5120};

1791
int decode_BCCH_DLSCH_Message(u8 Mod_id,u32 frame,u8 eNB_index,u8 *Sdu,u8 Sdu_len, u8 rsrq, u8 rsrp) {
1792 1793 1794 1795 1796 1797 1798

  //BCCH_DL_SCH_Message_t bcch_message;
  BCCH_DL_SCH_Message_t *bcch_message=NULL;//_ptr=&bcch_message;
  SystemInformationBlockType1_t **sib1=&UE_rrc_inst[Mod_id].sib1[eNB_index];
  SystemInformation_t **si=UE_rrc_inst[Mod_id].si[eNB_index];
  asn_dec_rval_t dec_rval;
  uint32_t si_window;//, sib1_decoded=0, si_decoded=0;
1799
  // int i;
1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811

  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_IN);


  if ((UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status == 1) &&
      (UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus == 1)) {
    // Avoid decoding to prevent memory bloating
    vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_OUT);
    return 0;
  } 
  else {

winckel's avatar
winckel committed
1812 1813
    rrc_set_sub_state (Mod_id, RRC_SUB_STATE_IDLE_RECEIVING_SIB);

1814 1815 1816 1817 1818 1819 1820
    //memset(&bcch_message,0,sizeof(BCCH_DL_SCH_Message_t));
    //  LOG_D(RRC,"[UE %d] Decoding DL_BCCH_DLSCH_Message\n",Mod_id)
    /*
    for (i=0;i<Sdu_len;i++)
      printf("%x.",Sdu[i]);
      printf("\n");*/
    dec_rval = uper_decode_complete(NULL,
1821 1822 1823 1824
        &asn_DEF_BCCH_DL_SCH_Message,
        (void **)&bcch_message,
        (const void *)Sdu,
        Sdu_len);//,0,0);
1825 1826 1827 1828 1829 1830 1831 1832 1833
    
    if ((dec_rval.code != RC_OK) && (dec_rval.consumed==0)) {
      LOG_E(RRC,"[UE %d] Failed to decode BCCH_DLSCH_MESSAGE (%d bits)\n",Mod_id,dec_rval.consumed);
      //free the memory
      SEQUENCE_free(&asn_DEF_BCCH_DL_SCH_Message, (void*)bcch_message, 1);
      vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_OUT);
      return -1;
    }
    //  xer_fprint(stdout,  &asn_DEF_BCCH_DL_SCH_Message, (void*)&bcch_message);
1834 1835

#if defined(ENABLE_ITTI)
1836
# if defined(DISABLE_ITTI_XER_PRINT)
winckel's avatar
winckel committed
1837 1838
    {
      MessageDef *msg_p;
1839

winckel's avatar
winckel committed
1840 1841
      msg_p = itti_alloc_new_message (TASK_RRC_UE, RRC_DL_BCCH_MESSAGE);
      memcpy (&msg_p->ittiMsg, (void *) bcch_message, sizeof(RrcDlBcchMessage));
1842

winckel's avatar
winckel committed
1843 1844
      itti_send_msg_to_task (TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
    }
1845 1846
# else
    {
winckel's avatar
winckel committed
1847 1848
      char        message_string[15000];
      size_t      message_string_size;
1849

winckel's avatar
winckel committed
1850 1851 1852
      if ((message_string_size = xer_sprint(message_string, sizeof(message_string), &asn_DEF_BCCH_DL_SCH_Message, (void *)bcch_message)) > 0)
      {
        MessageDef *msg_p;
1853

1854 1855 1856
        msg_p = itti_alloc_new_message_sized (TASK_RRC_UE, RRC_DL_BCCH, message_string_size + sizeof (IttiMsgText));
        msg_p->ittiMsg.rrc_dl_bcch.size = message_string_size;
        memcpy(&msg_p->ittiMsg.rrc_dl_bcch.text, message_string, message_string_size);
winckel's avatar
winckel committed
1857 1858 1859

        itti_send_msg_to_task(TASK_UNKNOWN, Mod_id + NB_eNB_INST, msg_p);
      }
1860 1861
    }
# endif
1862 1863
#endif

1864 1865
    if (bcch_message->message.present == BCCH_DL_SCH_MessageType_PR_c1) {
      switch (bcch_message->message.choice.c1.present) {
1866 1867 1868 1869 1870 1871 1872 1873 1874 1875
        case BCCH_DL_SCH_MessageType__c1_PR_systemInformationBlockType1:
          if ((frame %2) == 0) {
            if (UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status == 0) {
              memcpy((void*)*sib1,
                  (void*)&bcch_message->message.choice.c1.choice.systemInformationBlockType1,
                  sizeof(SystemInformationBlockType1_t));
              LOG_D(RRC,"[UE %d] Decoding First SIB1\n",Mod_id);
              decode_SIB1(Mod_id, eNB_index, rsrq, rsrp);
              //mac_xface->macphy_exit("after decode_SIB1");
            }
1876
          }
1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897
          break;

        case BCCH_DL_SCH_MessageType__c1_PR_systemInformation:
          if ((UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status == 1) &&
              (UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus == 0)) {
            //                                                if ((frame %8) == 1) {  // check only in odd frames for SI
            si_window = (frame%(UE_rrc_inst[Mod_id].Info[eNB_index].SIperiod/10))/(UE_rrc_inst[Mod_id].Info[eNB_index].SIwindowsize/10);
            memcpy((void*)si[si_window],
                (void*)&bcch_message->message.choice.c1.choice.systemInformation,
                sizeof(SystemInformation_t));
            LOG_D(RRC,"[UE %d] Decoding SI for frame %d, si_window %d\n",Mod_id,frame,si_window);
            decode_SI(Mod_id,frame,eNB_index,si_window);
            //mac_xface->macphy_exit("after decode_SI");

            //                                }
          }
          break;

        case BCCH_DL_SCH_MessageType__c1_PR_NOTHING:
        default:
          break;
1898 1899 1900
      }
    }
  }
winckel's avatar
winckel committed
1901

1902 1903 1904 1905 1906
  if ((rrc_get_sub_state(Mod_id) == RRC_SUB_STATE_IDLE_SIB_COMPLETE)
# if defined(ENABLE_USE_MME)
&& (UE_rrc_inst[Mod_id].initialNasMsg.data != NULL)
#endif
  ) {
winckel's avatar
winckel committed
1907 1908 1909 1910 1911 1912
    rrc_ue_generate_RRCConnectionRequest(Mod_id, frame, 0);
    LOG_I(RRC, "not sending connection request\n");

    rrc_set_sub_state (Mod_id, RRC_SUB_STATE_IDLE_CONNECTING);
  }

1913 1914 1915 1916
  /*  if ((UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status == 1) &&
      (UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus == 1) && (frame >= Mod_id * 20 + 10))
      SEQUENCE_free(&asn_DEF_BCCH_DL_SCH_Message, (void*)bcch_message, 0);*/
  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_DECODE_BCCH, VCD_FUNCTION_OUT);
1917 1918

  return 0;
1919 1920 1921
}


1922
int decode_SIB1(u8 Mod_id,u8 eNB_index, u8 rsrq, u8 rsrp) {
1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944
  SystemInformationBlockType1_t **sib1=&UE_rrc_inst[Mod_id].sib1[eNB_index];
  int i;

  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SIB1, VCD_FUNCTION_IN);

  LOG_D(RRC,"[UE %d] : Dumping SIB 1\n",Mod_id);

  //  xer_fprint(stdout,&asn_DEF_SystemInformationBlockType1, (void*)*sib1);

  LOG_D(RRC,"cellAccessRelatedInfo.cellIdentity : %x.%x.%x.%x\n",
      (*sib1)->cellAccessRelatedInfo.cellIdentity.buf[0],
      (*sib1)->cellAccessRelatedInfo.cellIdentity.buf[1],
      (*sib1)->cellAccessRelatedInfo.cellIdentity.buf[2],
      (*sib1)->cellAccessRelatedInfo.cellIdentity.buf[3]);

  LOG_D(RRC,"cellSelectionInfo.q_RxLevMin       : %d\n",(int)(*sib1)->cellSelectionInfo.q_RxLevMin);
  LOG_D(RRC,"freqBandIndicator                  : %d\n",(int)(*sib1)->freqBandIndicator);
  LOG_D(RRC,"siWindowLength                     : %s\n",siWindowLength[(*sib1)->si_WindowLength]);
  if ((*sib1)->schedulingInfoList.list.count>0) {
    for (i=0;i<(*sib1)->schedulingInfoList.list.count;i++) {
      LOG_D(RRC,"siSchedulingInfoPeriod[%d]          : %s\n",i,SIBPeriod[(int)(*sib1)->schedulingInfoList.list.array[i]->si_Periodicity]);
      if ((*sib1)->schedulingInfoList.list.array[i]->sib_MappingInfo.list.count>0)
1945
        LOG_D(RRC,"siSchedulingInfoSIBType[%d]         : %s\n",i,SIBType[(int)(*(*sib1)->schedulingInfoList.list.array[i]->sib_MappingInfo.list.array[0])]);
1946
      else {
1947
        LOG_W(RRC,"mapping list %d is null\n",i);
1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966
      }
    }
  }
  else {
   LOG_E(RRC,"siSchedulingInfoPeriod[0]          : PROBLEM!!!\n");
   return -1;
  }

  if ((*sib1)->tdd_Config) {
    LOG_D(RRC,"TDD subframe assignment            : %d\n",(int)(*sib1)->tdd_Config->subframeAssignment);
    LOG_D(RRC,"S-Subframe Config                  : %d\n",(int)(*sib1)->tdd_Config->specialSubframePatterns);
  }

  UE_rrc_inst[Mod_id].Info[eNB_index].SIperiod     = siPeriod_int[(*sib1)->schedulingInfoList.list.array[0]->si_Periodicity];
  UE_rrc_inst[Mod_id].Info[eNB_index].SIwindowsize = siWindowLength_int[(*sib1)->si_WindowLength];
  LOG_D(RRC, "[MSC_MSG][FRAME unknown][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (SIB1 params eNB %d) --->][MAC_UE][MOD %02d][]\n",
             Mod_id, eNB_index, Mod_id);

  rrc_mac_config_req(Mod_id,0,0,eNB_index,
1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985
      (RadioResourceConfigCommonSIB_t *)NULL,
      (struct PhysicalConfigDedicated *)NULL,
      (MeasObjectToAddMod_t **)NULL,
      (MAC_MainConfig_t *)NULL,
      0,
      (struct LogicalChannelConfig *)NULL,
      (MeasGapConfig_t *)NULL,
      UE_rrc_inst[Mod_id].sib1[eNB_index]->tdd_Config,
      (MobilityControlInfo_t *) NULL,
      &UE_rrc_inst[Mod_id].Info[eNB_index].SIwindowsize,
      &UE_rrc_inst[Mod_id].Info[eNB_index].SIperiod,
      NULL,
      NULL,
      NULL,
      (MBSFN_SubframeConfigList_t *)NULL
#ifdef Rel10
      ,0,
      (MBSFN_AreaInfoList_r9_t *)NULL,
      (PMCH_InfoList_r9_t *)NULL
1986 1987
#endif
#ifdef CBA
1988 1989 1990
      ,
      0,
      0
1991
#endif
1992
  );
1993 1994

  UE_rrc_inst[Mod_id].Info[eNB_index].SIB1Status = 1;
1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053
  UE_rrc_inst[Mod_id].Info[eNB_index].SIB1systemInfoValueTag = (*sib1)->systemInfoValueTag;

#if defined(ENABLE_ITTI) && defined(ENABLE_USE_MME)
  {
    int cell_valid = 0;

    if ((*sib1)->cellAccessRelatedInfo.cellBarred == SystemInformationBlockType1__cellAccessRelatedInfo__cellBarred_notBarred) {
      /* Cell is not barred */
      int plmn;
      int plmn_number;

      plmn_number = (*sib1)->cellAccessRelatedInfo.plmn_IdentityList.list.count;

      /* Compare requested PLMN and PLMNs from SIB1*/
      for (plmn = 0; plmn < plmn_number; plmn++) {
        PLMN_Identity_t *plmn_Identity;

        plmn_Identity = &(*sib1)->cellAccessRelatedInfo.plmn_IdentityList.list.array[plmn]->plmn_Identity;
        if (((plmn_Identity->mcc == NULL)
             ||
             ((UE_rrc_inst[Mod_id].plmnID.MCCdigit1 == *(plmn_Identity->mcc->list.array[0])) &&
              (UE_rrc_inst[Mod_id].plmnID.MCCdigit2 == *(plmn_Identity->mcc->list.array[1])) &&
              (UE_rrc_inst[Mod_id].plmnID.MCCdigit3 == *(plmn_Identity->mcc->list.array[2]))))
            &&
            (UE_rrc_inst[Mod_id].plmnID.MNCdigit1 == *(plmn_Identity->mnc.list.array[0])) &&
            (UE_rrc_inst[Mod_id].plmnID.MNCdigit2 == *(plmn_Identity->mnc.list.array[1])) &&
            (((UE_rrc_inst[Mod_id].plmnID.MNCdigit3 == 0xf) && (plmn_Identity->mnc.list.count == 2))
             ||
             (UE_rrc_inst[Mod_id].plmnID.MNCdigit3 == *(plmn_Identity->mnc.list.array[2])))) {
          /* PLMN match, send a confirmation to NAS */
          MessageDef  *msg_p;

          msg_p = itti_alloc_new_message(TASK_RRC_UE, NAS_CELL_SELECTION_CNF);
          NAS_CELL_SELECTION_CNF (msg_p).errCode = AS_SUCCESS;
          NAS_CELL_SELECTION_CNF (msg_p).cellID = BIT_STRING_to_uint32(&(*sib1)->cellAccessRelatedInfo.cellIdentity);
          NAS_CELL_SELECTION_CNF (msg_p).tac = BIT_STRING_to_uint16(&(*sib1)->cellAccessRelatedInfo.trackingAreaCode);
          NAS_CELL_SELECTION_CNF (msg_p).rat = 0xFF;
          NAS_CELL_SELECTION_CNF (msg_p).rsrq = rsrq;
          NAS_CELL_SELECTION_CNF (msg_p).rsrp = rsrp;

          itti_send_msg_to_task(TASK_NAS_UE, Mod_id + NB_eNB_INST, msg_p);
          cell_valid = 1;
          break;
        }
      }
    }

    if (cell_valid == 0)
    {
      /* Cell can not be used, ask PHY to try the next one */
      MessageDef  *msg_p;

      msg_p = itti_alloc_new_message(TASK_RRC_UE, PHY_FIND_NEXT_CELL_REQ);

      itti_send_msg_to_task(TASK_PHY_UE, Mod_id + NB_eNB_INST, msg_p);
    }
  }
#endif

2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134
  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SIB1, VCD_FUNCTION_OUT);
  return 0;

}


void dump_sib2(SystemInformationBlockType2_t *sib2) {

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.numberOfRA_Preambles : %ld\n",
      sib2->radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.numberOfRA_Preambles);

  //  if (radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.preamblesGroupAConfig)
  //msg("radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.preamblesGroupAConfig ",sib2->radioResourceConfigCommon.rach_ConfigCommon.preambleInfo.preamblesGroupAConfig = NULL;

  LOG_D(RRC,"[UE]radioResourceConfigCommon.rach_ConfigCommon.powerRampingParameters.powerRampingStep : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.powerRampingParameters.powerRampingStep);

  LOG_D(RRC,"[UE]radioResourceConfigCommon.rach_ConfigCommon.powerRampingParameters.preambleInitialReceivedTargetPower : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.powerRampingParameters.preambleInitialReceivedTargetPower);

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.preambleTransMax  : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.preambleTransMax);

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.ra_ResponseWindowSize : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.ra_ResponseWindowSize);

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.mac_ContentionResolutionTimer : %ld\n",sib2->radioResourceConfigCommon.rach_ConfigCommon.ra_SupervisionInfo.mac_ContentionResolutionTimer);

  LOG_D(RRC,"radioResourceConfigCommon.rach_ConfigCommon.maxHARQ_Msg3Tx : %ld\n",
      sib2->radioResourceConfigCommon.rach_ConfigCommon.maxHARQ_Msg3Tx);

  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.rootSequenceIndex : %ld\n",sib2->radioResourceConfigCommon.prach_Config.rootSequenceIndex);
  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.prach_ConfigInfo.prach_ConfigIndex : %ld\n",sib2->radioResourceConfigCommon.prach_Config.prach_ConfigInfo.prach_ConfigIndex);
  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.prach_ConfigInfo.highSpeedFlag : %d\n",  (int)sib2->radioResourceConfigCommon.prach_Config.prach_ConfigInfo.highSpeedFlag);
  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.prach_ConfigInfo.zeroCorrelationZoneConfig : %ld\n",  sib2->radioResourceConfigCommon.prach_Config.prach_ConfigInfo.zeroCorrelationZoneConfig);
  LOG_D(RRC,"radioResourceConfigCommon.prach_Config.prach_ConfigInfo.prach_FreqOffset %ld\n",  sib2->radioResourceConfigCommon.prach_Config.prach_ConfigInfo.prach_FreqOffset);

  // PDSCH-Config
  LOG_D(RRC,"radioResourceConfigCommon.pdsch_ConfigCommon.referenceSignalPower  : %ld\n",sib2->radioResourceConfigCommon.pdsch_ConfigCommon.referenceSignalPower);
  LOG_D(RRC,"radioResourceConfigCommon.pdsch_ConfigCommon.p_b : %ld\n",sib2->radioResourceConfigCommon.pdsch_ConfigCommon.p_b);

  // PUSCH-Config
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.n_SB  : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.n_SB);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.hoppingMode  : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.hoppingMode);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.pusch_HoppingOffset : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.pusch_HoppingOffset);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.enable64QAM : %d\n",(int)sib2->radioResourceConfigCommon.pusch_ConfigCommon.pusch_ConfigBasic.enable64QAM);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.groupHoppingEnabled : %d\n",(int)sib2->radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.groupHoppingEnabled);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.groupAssignmentPUSCH : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.groupAssignmentPUSCH);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.sequenceHoppingEnabled : %d\n",(int)sib2->radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.sequenceHoppingEnabled);
  LOG_D(RRC,"radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.cyclicShift : %ld\n",sib2->radioResourceConfigCommon.pusch_ConfigCommon.ul_ReferenceSignalsPUSCH.cyclicShift);

  // PUCCH-Config

  LOG_D(RRC,"radioResourceConfigCommon.pucch_ConfigCommon.deltaPUCCH_Shift : %ld\n",sib2->radioResourceConfigCommon.pucch_ConfigCommon.deltaPUCCH_Shift);
  LOG_D(RRC,"radioResourceConfigCommon.pucch_ConfigCommon.nRB_CQI : %ld\n",sib2->radioResourceConfigCommon.pucch_ConfigCommon.nRB_CQI);
  LOG_D(RRC,"radioResourceConfigCommon.pucch_ConfigCommon.nCS_AN : %ld\n",sib2->radioResourceConfigCommon.pucch_ConfigCommon.nCS_AN);
  LOG_D(RRC,"radioResourceConfigCommon.pucch_ConfigCommon.n1PUCCH_AN : %ld\n",sib2->radioResourceConfigCommon.pucch_ConfigCommon.n1PUCCH_AN);

  LOG_D(RRC,"radioResourceConfigCommon.soundingRS_UL_ConfigCommon.present : %d\n",sib2-> radioResourceConfigCommon.soundingRS_UL_ConfigCommon.present);


  // uplinkPowerControlCommon

  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.p0_NominalPUSCH : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.p0_NominalPUSCH);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.alpha : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.alpha);

  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.p0_NominalPUCCH : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.p0_NominalPUCCH);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format1 : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format1);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format1b :%ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format1b);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2  :%ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2a :%ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2a);
  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2b :%ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaFList_PUCCH.deltaF_PUCCH_Format2b);

  LOG_D(RRC,"radioResourceConfigCommon.uplinkPowerControlCommon.deltaPreambleMsg3 : %ld\n",sib2->radioResourceConfigCommon.uplinkPowerControlCommon.deltaPreambleMsg3);

  LOG_D(RRC,"radioResourceConfigCommon.ul_CyclicPrefixLength : %ld\n", sib2->radioResourceConfigCommon.ul_CyclicPrefixLength);

  LOG_D(RRC,"ue_TimersAndConstants.t300 : %ld\n", sib2->ue_TimersAndConstants.t300);
  LOG_D(RRC,"ue_TimersAndConstants.t301 : %ld\n", sib2->ue_TimersAndConstants.t301);
  LOG_D(RRC,"ue_TimersAndConstants.t310 : %ld\n", sib2->ue_TimersAndConstants.t310);
  LOG_D(RRC,"ue_TimersAndConstants.n310 : %ld\n", sib2->ue_TimersAndConstants.n310);
  LOG_D(RRC,"ue_TimersAndConstants.t311 : %ld\n", sib2->ue_TimersAndConstants.t311);
  LOG_D(RRC,"ue_TimersAndConstants.n311 : %ld\n", sib2->ue_TimersAndConstants.n311);

  LOG_D(RRC,"freqInfo.additionalSpectrumEmission : %ld\n",sib2->freqInfo.additionalSpectrumEmission);
2135 2136 2137
  LOG_D(RRC,"freqInfo.ul_CarrierFreq : %p\n", sib2->freqInfo.ul_CarrierFreq);
  LOG_D(RRC,"freqInfo.ul_Bandwidth : %p\n", sib2->freqInfo.ul_Bandwidth);
  LOG_D(RRC,"mbsfn_SubframeConfigList : %p\n", sib2->mbsfn_SubframeConfigList);
2138
  LOG_D(RRC,"timeAlignmentTimerCommon : %ld\n", sib2->timeAlignmentTimerCommon);
2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155
}

void dump_sib3(SystemInformationBlockType3_t *sib3) {

}

#ifdef Rel10
void dump_sib13(SystemInformationBlockType13_r9_t *sib13) {

  LOG_D(RRC,"[RRC][UE] Dumping SIB13\n");
  LOG_D(RRC,"[RRC][UE] dumping sib13 second time\n");
  LOG_D(RRC,"[RRC][UE] NotificationRepetitionCoeff-r9 : %ld\n", sib13->notificationConfig_r9.notificationRepetitionCoeff_r9);
  LOG_D(RRC,"[RRC][UE] NotificationOffset-r9 : %d\n", (int)sib13->notificationConfig_r9.notificationOffset_r9);
  LOG_D(RRC,"[RRC][UE] NotificationSF-Index-r9 : %d\n", (int)sib13->notificationConfig_r9.notificationSF_Index_r9);

}
#endif
winckel's avatar
winckel committed
2156

2157 2158 2159 2160 2161
//const char SIBPeriod[7][7]= {"80ms\0","160ms\0","320ms\0","640ms\0","1280ms\0","2560ms\0","5120ms\0"};
int decode_SI(u8 Mod_id,u32 frame,u8 eNB_index,u8 si_window) {

  SystemInformation_t **si=&UE_rrc_inst[Mod_id].si[eNB_index][si_window];
  int i;
2162
  struct SystemInformation_r8_IEs_sib_TypeAndInfo_Member *typeandinfo;
2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180

  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SI  , VCD_FUNCTION_IN);

  // Dump contents
  if ((*si)->criticalExtensions.present==SystemInformation__criticalExtensions_PR_systemInformation_r8) {
    LOG_D(RRC,"(*si)->criticalExtensions.choice.systemInformation_r8.sib_TypeAndInfo.list.count %d\n",
       (*si)->criticalExtensions.choice.systemInformation_r8.sib_TypeAndInfo.list.count);
  }
  else {
    LOG_D(RRC,"[UE] Unknown criticalExtension version (not Rel8)\n");
    return -1;
  }

  for (i=0;i<(*si)->criticalExtensions.choice.systemInformation_r8.sib_TypeAndInfo.list.count;i++) {
    LOG_D(RRC,"SI count %d\n",i);
    typeandinfo=(*si)->criticalExtensions.choice.systemInformation_r8.sib_TypeAndInfo.list.array[i];

    switch(typeandinfo->present) {
2181
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib2:
2182 2183 2184 2185 2186 2187
      UE_rrc_inst[Mod_id].sib2[eNB_index] = &typeandinfo->choice.sib2;
      LOG_D(RRC,"[UE %d] Frame %d Found SIB2 from eNB %d\n",Mod_id,frame,eNB_index);
      dump_sib2(UE_rrc_inst[Mod_id].sib2[eNB_index]);
      LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (SIB2 params  eNB %d) --->][MAC_UE][MOD %02d][]\n",
            frame, Mod_id, eNB_index, Mod_id);
      rrc_mac_config_req(Mod_id,0,0,eNB_index,
winckel's avatar
winckel committed
2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206
                         &UE_rrc_inst[Mod_id].sib2[eNB_index]->radioResourceConfigCommon,
                         (struct PhysicalConfigDedicated *)NULL,
                         (MeasObjectToAddMod_t **)NULL,
                         (MAC_MainConfig_t *)NULL,
                         0,
                         (struct LogicalChannelConfig *)NULL,
                         (MeasGapConfig_t *)NULL,
                         (TDD_Config_t *)NULL,
                         (MobilityControlInfo_t *)NULL,
                         NULL,
                         NULL,
                         UE_rrc_inst[Mod_id].sib2[eNB_index]->freqInfo.ul_CarrierFreq,
                         UE_rrc_inst[Mod_id].sib2[eNB_index]->freqInfo.ul_Bandwidth,
                         &UE_rrc_inst[Mod_id].sib2[eNB_index]->freqInfo.additionalSpectrumEmission,
                         UE_rrc_inst[Mod_id].sib2[eNB_index]->mbsfn_SubframeConfigList
#ifdef Rel10
                         ,0,
                         (MBSFN_AreaInfoList_r9_t *)NULL,
                         (PMCH_InfoList_r9_t *)NULL
2207 2208
#endif
#ifdef CBA
winckel's avatar
winckel committed
2209 2210
                         ,0,
                         0
2211
#endif
winckel's avatar
winckel committed
2212
                         );
2213 2214
      UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus = 1;
      // After SI is received, prepare RRCConnectionRequest
2215 2216 2217
#ifdef Rel10
      if (UE_rrc_inst[Mod_id].MBMS_flag < 3) // see -Q option
#endif
winckel's avatar
winckel committed
2218
#if !(defined(ENABLE_ITTI) && defined(ENABLE_USE_MME))
2219
      rrc_ue_generate_RRCConnectionRequest(Mod_id,frame,eNB_index);
2220
      LOG_I(RRC, "not sending connection request\n");
winckel's avatar
winckel committed
2221
#endif
2222 2223

      if (UE_rrc_inst[Mod_id].Info[eNB_index].State == RRC_IDLE) {
2224 2225 2226 2227 2228 2229 2230 2231 2232
          LOG_I(RRC,"[UE %d] Received SIB1/SIB2/SIB3 Switching to RRC_SI_RECEIVED\n",Mod_id);
          UE_rrc_inst[Mod_id].Info[eNB_index].State = RRC_SI_RECEIVED;
#ifdef ENABLE_RAL
          {
              MessageDef                            *message_ral_p = NULL;
              rrc_ral_system_information_ind_t       ral_si_ind;

              message_ral_p = itti_alloc_new_message (TASK_RRC_UE, RRC_RAL_SYSTEM_INFORMATION_IND);
              memset(&ral_si_ind, 0, sizeof(rrc_ral_system_information_ind_t));
Lionel Gauthier's avatar
Lionel Gauthier committed
2233 2234 2235 2236 2237 2238 2239
              ral_si_ind.plmn_id.MCCdigit2 = '0';
              ral_si_ind.plmn_id.MCCdigit1 = '2';
              ral_si_ind.plmn_id.MNCdigit3 = '0';
              ral_si_ind.plmn_id.MCCdigit3 = '8';
              ral_si_ind.plmn_id.MNCdigit2 = '9';
              ral_si_ind.plmn_id.MNCdigit1 = '9';
              ral_si_ind.cell_id        = 1;
2240
              ral_si_ind.dbm            = 0;
Lionel Gauthier's avatar
Lionel Gauthier committed
2241 2242
              //ral_si_ind.dbm            = fifo_dump_emos_UE.PHY_measurements->rx_rssi_dBm[eNB_index];
              // TO DO
2243
              ral_si_ind.sinr           = 0;
Lionel Gauthier's avatar
Lionel Gauthier committed
2244 2245
              //ral_si_ind.sinr           = fifo_dump_emos_UE.PHY_measurements->subband_cqi_dB[eNB_index][phy_vars_ue->lte_frame_parms.nb_antennas_rx][0];
              // TO DO
2246 2247 2248
              ral_si_ind.link_data_rate = 0;
              memcpy (&message_ral_p->ittiMsg, (void *) &ral_si_ind, sizeof(rrc_ral_system_information_ind_t));
#warning "Mod_id ? for instance ?"
2249
              itti_send_msg_to_task (TASK_RAL_UE, Mod_id + NB_eNB_INST, message_ral_p);
2250 2251
          }
#endif
2252 2253
      }
      break;
2254
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib3:
2255 2256 2257 2258
      UE_rrc_inst[Mod_id].sib3[eNB_index] = &typeandinfo->choice.sib3;
      LOG_I(RRC,"[UE %d] Frame %d Found SIB3 from eNB %d\n",Mod_id,frame,eNB_index);
      dump_sib3(UE_rrc_inst[Mod_id].sib3[eNB_index]);
      UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus = 1;
winckel's avatar
winckel committed
2259 2260

      rrc_set_sub_state (Mod_id, RRC_SUB_STATE_IDLE_SIB_COMPLETE);
2261
      break;
2262
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib4:
2263 2264 2265
      UE_rrc_inst[Mod_id].sib4[eNB_index] = &typeandinfo->choice.sib4;
      LOG_I(RRC,"[UE %d] Frame %d Found SIB4 from eNB %d\n",Mod_id,frame,eNB_index);
      break;
2266
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib5:
2267 2268 2269
      UE_rrc_inst[Mod_id].sib5[eNB_index] = &typeandinfo->choice.sib5;
      LOG_I(RRC,"[UE %d] Found SIB5 from eNB %d\n",Mod_id,eNB_index);
      break;
2270
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib6:
2271 2272 2273
      UE_rrc_inst[Mod_id].sib6[eNB_index] = &typeandinfo->choice.sib6;
      LOG_I(RRC,"[UE %d] Found SIB6 from eNB %d\n",Mod_id,eNB_index);
      break;
2274
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib7:
2275 2276 2277
      UE_rrc_inst[Mod_id].sib7[eNB_index] = &typeandinfo->choice.sib7;
      LOG_I(RRC,"[UE %d] Found SIB7 from eNB %d\n",Mod_id,eNB_index);
      break;
2278
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib8:
2279 2280 2281
      UE_rrc_inst[Mod_id].sib8[eNB_index] = &typeandinfo->choice.sib8;
      LOG_I(RRC,"[UE %d] Found SIB8 from eNB %d\n",Mod_id,eNB_index);
      break;
2282
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib9:
2283 2284 2285
      UE_rrc_inst[Mod_id].sib9[eNB_index] = &typeandinfo->choice.sib9;
      LOG_I(RRC,"[UE %d] Found SIB9 from eNB %d\n",Mod_id,eNB_index);
      break;
2286
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib10:
2287 2288 2289
      UE_rrc_inst[Mod_id].sib10[eNB_index] = &typeandinfo->choice.sib10;
      LOG_I(RRC,"[UE %d] Found SIB10 from eNB %d\n",Mod_id,eNB_index);
      break;
2290
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib11:
2291 2292 2293 2294
      UE_rrc_inst[Mod_id].sib11[eNB_index] = &typeandinfo->choice.sib11;
      LOG_I(RRC,"[UE %d] Found SIB11 from eNB %d\n",Mod_id,eNB_index);
      break;
#ifdef Rel10
2295
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib12_v920:
2296 2297 2298
      UE_rrc_inst[Mod_id].sib12[eNB_index] = &typeandinfo->choice.sib12_v920;
      LOG_I(RRC,"[RRC][UE %d] Found SIB12 from eNB %d\n",Mod_id,eNB_index);
      break;
2299
    case SystemInformation_r8_IEs_sib_TypeAndInfo_Member_PR_sib13_v920:
2300 2301 2302 2303 2304 2305 2306
      UE_rrc_inst[Mod_id].sib13[eNB_index] = &typeandinfo->choice.sib13_v920;
      LOG_I(RRC,"[RRC][UE %d] Found SIB13 from eNB %d\n",Mod_id,eNB_index);
      dump_sib13(UE_rrc_inst[Mod_id].sib13[eNB_index]);
      // adding here function to store necessary parameters for using in decode_MCCH_Message + maybe transfer to PHY layer
      LOG_D(RRC, "[MSC_MSG][FRAME %05d][RRC_UE][MOD %02d][][--- MAC_CONFIG_REQ (SIB13 params eNB %d) --->][MAC_UE][MOD %02d][]\n",
            frame, Mod_id, eNB_index, Mod_id);
      rrc_mac_config_req(Mod_id,0,0,eNB_index,
winckel's avatar
winckel committed
2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324
                         (RadioResourceConfigCommonSIB_t *)NULL,
                         (struct PhysicalConfigDedicated *)NULL,
                         (MeasObjectToAddMod_t **)NULL,
                         (MAC_MainConfig_t *)NULL,
                         0,
                         (struct LogicalChannelConfig *)NULL,
                         (MeasGapConfig_t *)NULL,
                         (TDD_Config_t *)NULL,
                         (MobilityControlInfo_t *)NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         NULL,
                         (MBSFN_SubframeConfigList_t *)NULL
                         ,0,
                         &UE_rrc_inst[Mod_id].sib13[eNB_index]->mbsfn_AreaInfoList_r9,
                         (PMCH_InfoList_r9_t *)NULL
2325
#ifdef CBA
winckel's avatar
winckel committed
2326 2327
                         ,0,
                         0
2328
#endif
winckel's avatar
winckel committed
2329
                         );
2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342
      UE_rrc_inst[Mod_id].Info[eNB_index].SIStatus = 1;
      break;
#endif
    default:
      break;
    }

  }

  vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_RRC_UE_DECODE_SI  , VCD_FUNCTION_OUT);
  return 0;
}

2343 2344 2345 2346 2347 2348 2349 2350 2351 2352
// layer 3 filtering of RSRP (EUTRA) measurements: 36.331, Sec. 5.5.3.2
void ue_meas_filtering(u8 Mod_id,u32 frame,u8 eNB_index){
  float a = UE_rrc_inst[Mod_id].filter_coeff_rsrp; // 'a' in 36.331 Sec. 5.5.3.2
  float a1 = UE_rrc_inst[Mod_id].filter_coeff_rsrq;
  //float rsrp_db, rsrq_db;
  u8 eNB_offset;

  if(UE_rrc_inst[Mod_id].QuantityConfig[0] != NULL) { // Only consider 1 serving cell (index: 0)
    if (UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA != NULL) {
      if(UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRP != NULL) {
winckel's avatar
winckel committed
2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366
        for (eNB_offset = 0;eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id);eNB_offset++) {
          //filter_factor = 1/power(2,*UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRP/4);
          // LOG_N(RRC,"[UE %d] Frame %d : check proper operation in abstraction mode rsrp (%d), rx gain (%d) N_RB_DL (%d)\n",
          //	Mod_id,frame,mac_xface->get_RSRP(Mod_id,eNB_offset),mac_xface->get_rx_total_gain_dB(Mod_id),mac_xface->lte_frame_parms->N_RB_DL);
          UE_rrc_inst[Mod_id].rsrp_db[eNB_offset] = (dB_fixed_times10(mac_xface->get_RSRP(Mod_id,eNB_offset))/10.0)-mac_xface->get_rx_total_gain_dB(Mod_id)-dB_fixed(mac_xface->lte_frame_parms->N_RB_DL*12);
          UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset] = (1.0-a)*UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset] +  a*UE_rrc_inst[Mod_id].rsrp_db[eNB_offset];
          //mac_xface->set_RSRP_filtered(Mod_id,eNB_offset,UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]);

          LOG_D(RRC,"[UE %d] Frame %d: Meas RSRP: eNB_offset: %d rsrp_coef: %3.2f filter_coef: %d before L3 filtering: rsrp: %3.1f after L3 filtering: rsrp: %3.1f \n ",
            Mod_id, frame, eNB_offset,a,
            *UE_rrc_inst->QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRP,
            UE_rrc_inst[Mod_id].rsrp_db[eNB_offset],
            UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]);
        }
2367 2368 2369 2370
      }
    }
    else {
      for (eNB_offset = 0;eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id);eNB_offset++) {
2371 2372 2373
        UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]= mac_xface->get_RSRP(Mod_id,eNB_offset);
        // phy_vars_ue->PHY_measurements.rsrp_filtered[eNB_offset]=UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset];
        //mac_xface->set_RSRP_filtered(Mod_id,eNB_offset,UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]);
2374 2375 2376 2377
      }
    }
    if (UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA != NULL) {
      if(UE_rrc_inst[Mod_id].QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRQ != NULL) {
winckel's avatar
winckel committed
2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392
        for (eNB_offset = 0;eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id);eNB_offset++) {
          // LOG_N(RRC,"[UE %d] Frame %d : check if this operation workes properly in abstraction mode\n",Mod_id,frame);
          UE_rrc_inst[Mod_id].rsrq_db[eNB_offset] = (10*log10(mac_xface->get_RSRQ(Mod_id,eNB_offset)))-20;
          UE_rrc_inst[Mod_id].rsrq_db_filtered[eNB_offset]=(1-a1)*UE_rrc_inst[Mod_id].rsrq_db_filtered[eNB_offset] + a1 *UE_rrc_inst[Mod_id].rsrq_db[eNB_offset];
          //mac_xface->set_RSRP_filtered(Mod_id,eNB_offset,UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]);
          /*
          LOG_D(RRC,"[UE %d] meas RSRQ: eNB_offset: %d rsrq_coef: %3.2f filter_coef: %d before L3 filtering: rsrq: %3.1f after L3 filtering: rsrq: %3.1f \n ",
            Mod_id, eNB_offset,
            a1,
            *UE_rrc_inst->QuantityConfig[0]->quantityConfigEUTRA->filterCoefficientRSRQ,
            mac_xface->get_RSRQ(Mod_id,eNB_offset),
            UE_rrc_inst[Mod_id].rsrq_db[eNB_offset],
            UE_rrc_inst[Mod_id].rsrq_db_filtered[eNB_offset]);
          */
        }
2393 2394 2395 2396
      }
    }
    else{
      for (eNB_offset = 0;eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id);eNB_offset++) {
winckel's avatar
winckel committed
2397
          UE_rrc_inst[Mod_id].rsrq_db_filtered[eNB_offset]= mac_xface->get_RSRQ(Mod_id,eNB_offset);
2398 2399 2400 2401 2402
      }
    } 
  }
}

2403
//Below routine implements Measurement Reporting procedure from 36.331 Section 5.5.5
2404
void rrc_ue_generate_MeasurementReport(u8 eNB_id, u8 UE_id, u32 frame) {
2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416

  u8 buffer[32], size;
  u8 i;
  u8 target_eNB_offset;
  MeasId_t measId;
  PhysCellId_t cellId, targetCellId;
  long rsrq_s,rsrp_t,rsrq_t;
  long rsrp_s, nElem, nElem1;
  float rsrp_filtered, rsrq_filtered;
  nElem = 100;
  nElem1 = 33;
  static u32 pframe=0;
2417
  int result;
2418
  target_eNB_offset = UE_rrc_inst[UE_id].Info[0].handoverTarget; // eNB_offset of target eNB: used to obtain the mod_id of target eNB
2419 2420

  for (i=0;i<MAX_MEAS_ID;i++) {
2421 2422
    if (UE_rrc_inst[UE_id].measReportList[0][i] != NULL) {
      measId = UE_rrc_inst[UE_id].measReportList[0][i]->measId;
2423 2424

      // Note: Values in the meas report have to be the mapped values...to implement binary search for LUT
2425
      rsrp_filtered = UE_rrc_inst[UE_id].rsrp_db_filtered[eNB_id];//nid_cell];
2426 2427
      rsrp_s = binary_search_float(RSRP_meas_mapping,nElem, rsrp_filtered); //mapped RSRP of serving cell

2428
      rsrq_filtered = UE_rrc_inst[UE_id].rsrq_db_filtered[eNB_id];//nid_cell]; //RSRQ of serving cell
2429 2430 2431
      rsrq_s = binary_search_float(RSRQ_meas_mapping,nElem1,rsrp_filtered);//mapped RSRQ of serving cell

      LOG_D(RRC,"[UE %d] Frame %d: source eNB %d :rsrp_s: %d rsrq_s: %d tmp: %f tmp1: %f \n",
2432
          UE_id, frame, eNB_id, rsrp_s,rsrq_s,rsrp_filtered,rsrq_filtered);
2433

2434 2435
      rsrp_t = binary_search_float(RSRP_meas_mapping,nElem,UE_rrc_inst[UE_id].rsrp_db_filtered[target_eNB_offset]); //RSRP of target cell
      rsrq_t = binary_search_float(RSRQ_meas_mapping,nElem1,UE_rrc_inst[UE_id].rsrq_db_filtered[target_eNB_offset]); //RSRQ of target cell
2436 2437

      //  if (measFlag == 1) {
2438 2439
      cellId = get_adjacent_cell_id(UE_id, eNB_id); //PhycellId of serving cell
      targetCellId = UE_rrc_inst[UE_id].HandoverInfoUe.targetCellId ;//get_adjacent_cell_id(Mod_id,target_eNB_offset); //PhycellId of target cell
2440 2441 2442

      if (pframe!=frame){
        pframe=frame;
2443
        size = do_MeasurementReport(UE_id, buffer,measId,targetCellId,rsrp_s,rsrq_s,rsrp_t,rsrq_t);
2444 2445 2446 2447 2448
        LOG_D(RRC, "[UE %d] Frame %d: Sending MeasReport: servingCell(%d) targetCell(%d) rsrp_s(%d) rsrq_s(%d) rsrp_t(%d) rsrq_t(%d) \n",
              UE_id, frame, cellId,targetCellId,rsrp_s,rsrq_s,rsrp_t,rsrq_t);
        LOG_I(RRC, "[UE %d] Frame %d : Generating Measurement Report for eNB %d\n", UE_id, frame, eNB_id);
        LOG_D(RLC, "[MSC_MSG][FRAME %05d][RRC_UE][UE %02d][][--- PDCP_DATA_REQ/%d Bytes (MeasurementReport to eNB %d MUI %d) --->][PDCP][MOD %02d][RB %02d]\n",
              frame, UE_id, size, eNB_id, rrc_mui, eNB_id, DCCH);
2449 2450
        result = pdcp_data_req(eNB_id, UE_id, frame, 0, DCCH, rrc_mui++, 0, size, buffer, 1);
        AssertFatal (result == TRUE, "PDCP data request failed!\n");
2451 2452 2453 2454 2455 2456 2457 2458
        //LOG_D(RRC, "[UE %d] Frame %d Sending MeasReport (%d bytes) through DCCH%d to PDCP \n",Mod_id,frame, size, DCCH);
      }
      //          measFlag = 0; //re-setting measFlag so that no more MeasReports are sent in this frame
      //          }
    }
  }
}

2459 2460 2461
// Measurement report triggering, described in 36.331 Section 5.5.4.1: called periodically 
void ue_measurement_report_triggering(u8 Mod_id, u32 frame,u8 eNB_index) {
  u8 i,j;
2462 2463
  Hysteresis_t   hys;
  TimeToTrigger_t        ttt_ms;
2464 2465
  Q_OffsetRange_t ofn;
  Q_OffsetRange_t ocn;
2466 2467
  Q_OffsetRange_t ofs = 0;
  Q_OffsetRange_t ocs = 0;
2468 2469 2470
  long            a3_offset;
  MeasObjectId_t  measObjId;
  ReportConfigId_t reportConfigId;
2471 2472 2473 2474
  
  for(i=0 ; i<NB_CNX_UE ; i++) {
    for(j=0 ; j<MAX_MEAS_ID ; j++) {
      if(UE_rrc_inst[Mod_id].MeasId[i][j] != NULL) {
winckel's avatar
winckel committed
2475 2476 2477 2478 2479 2480 2481 2482 2483 2484 2485 2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497 2498 2499 2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512 2513 2514 2515 2516 2517 2518 2519 2520 2521 2522 2523 2524 2525 2526 2527 2528 2529 2530 2531 2532 2533 2534 2535 2536 2537 2538 2539
        measObjId = UE_rrc_inst[Mod_id].MeasId[i][j]->measObjectId;
        reportConfigId = UE_rrc_inst[Mod_id].MeasId[i][j]->reportConfigId;
        if( /*UE_rrc_inst[Mod_id].MeasId[i][j] != NULL && */ UE_rrc_inst[Mod_id].MeasObj[i][measObjId-1] != NULL) {
          if(UE_rrc_inst[Mod_id].MeasObj[i][measObjId-1]->measObject.present == MeasObjectToAddMod__measObject_PR_measObjectEUTRA) {
            /* consider any neighboring cell detected on the associated frequency to be
             * applicable when the concerned cell is not included in the blackCellsToAddModList
             * defined within the VarMeasConfig for this measId */
            //    LOG_I(RRC,"event %d %d %p \n", measObjId,reportConfigId, UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]);
            if((UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1] != NULL) &&
               (UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.present==ReportConfigToAddMod__reportConfig_PR_reportConfigEUTRA) &&
               (UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.present == ReportConfigEUTRA__triggerType_PR_event)) {
              hys = UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.hysteresis;
              //LOG_N(RRC,"[UE%d] Frame %d Check below lines for segfault :), Fix me \n",Mod_id, frame);
              ttt_ms = timeToTrigger_ms[UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.timeToTrigger];
              // Freq specific offset of neighbor cell freq
              ofn = ((UE_rrc_inst[Mod_id].MeasObj[i][measObjId-1]->measObject.choice.measObjectEUTRA.offsetFreq != NULL) ?
                 *UE_rrc_inst[Mod_id].MeasObj[i][measObjId-1]->measObject.choice.measObjectEUTRA.offsetFreq : 15); //  /* 15 is the Default */
              // cellIndividualOffset of neighbor cell - not defined yet
              ocn = 0;
              a3_offset = UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.choice.eventA3.a3_Offset;

              switch (UE_rrc_inst[Mod_id].ReportConfig[i][reportConfigId-1]->reportConfig.choice.reportConfigEUTRA.triggerType.choice.event.eventId.present) {
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA1:
            LOG_D(RRC,"[UE %d] Frame %d : A1 event: check if serving becomes better than threshold\n",Mod_id, frame);
            break;
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA2:
            LOG_D(RRC,"[UE %d] Frame %d : A2 event, check if serving becomes worse than a threshold\n",Mod_id, frame);
            break;
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA3:
            LOG_D(RRC,"[UE %d] Frame %d : A3 event: check if a neighboring cell becomes offset better than serving to trigger a measurement event \n",Mod_id, frame);
            if ((check_trigger_meas_event(Mod_id,frame,eNB_index,i,j,ofn,ocn,hys,ofs,ocs,a3_offset,ttt_ms)) &&
                (UE_rrc_inst[Mod_id].Info[0].State >= RRC_CONNECTED) &&
                (UE_rrc_inst[Mod_id].Info[0].T304_active == 0 )      &&
                (UE_rrc_inst[Mod_id].HandoverInfoUe.measFlag == 1)) {
              //trigger measurement reporting procedure (36.331, section 5.5.5)
              if (UE_rrc_inst[Mod_id].measReportList[i][j] == NULL) {
                UE_rrc_inst[Mod_id].measReportList[i][j] = malloc(sizeof(MEAS_REPORT_LIST));
              }
              UE_rrc_inst[Mod_id].measReportList[i][j]->measId = UE_rrc_inst[Mod_id].MeasId[i][j]->measId;
              UE_rrc_inst[Mod_id].measReportList[i][j]->numberOfReportsSent = 0;
              rrc_ue_generate_MeasurementReport(Mod_id,frame,eNB_index);
              UE_rrc_inst[Mod_id].HandoverInfoUe.measFlag = 1;
              LOG_I(RRC,"[UE %d] Frame %d: A3 event detected, state: %d \n", Mod_id, frame, UE_rrc_inst[Mod_id].Info[0].State);
            }
            else {
              if(UE_rrc_inst[Mod_id].measReportList[i][j] != NULL){
                free(UE_rrc_inst[Mod_id].measReportList[i][j]);
              }
              UE_rrc_inst[Mod_id].measReportList[i][j] = NULL;
            }
            break;
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA4:
            LOG_D(RRC,"[UE %d] Frame %d : received an A4 event, neighbor becomes offset better than a threshold\n",Mod_id, frame);
            break;
              case ReportConfigEUTRA__triggerType__event__eventId_PR_eventA5:
            LOG_D(RRC,"[UE %d] Frame %d: received an A5 event, serving becomes worse than threshold 1 and neighbor becomes better than threshold 2\n",Mod_id, frame);
            break;
              default:
            LOG_D(RRC,"Invalid ReportConfigEUTRA__triggerType__event__eventId: %d",
                  UE_rrc_inst[Mod_id].ReportConfig[i][j]->reportConfig.choice.reportConfigEUTRA.triggerType.present);
            break;
              }
            }
          }
        }
2540 2541 2542 2543 2544 2545 2546
      }
    }
  }
}

//check_trigger_meas_event(Mod_id, frame, eNB_index, i,j,ofn,ocn,hys,ofs,ocs,a3_offset,ttt_ms)
u8 check_trigger_meas_event(u8 Mod_id,u32 frame, u8 eNB_index, u8 ue_cnx_index, u8 meas_index, 
winckel's avatar
winckel committed
2547 2548
                            Q_OffsetRange_t ofn, Q_OffsetRange_t ocn, Hysteresis_t hys,
                            Q_OffsetRange_t ofs, Q_OffsetRange_t ocs, long a3_offset, TimeToTrigger_t ttt) {
2549 2550 2551 2552
  u8 eNB_offset;
  u8 currentCellIndex = mac_xface->lte_frame_parms->Nid_cell;
  
  LOG_I(RRC,"ofn(%d) ocn(%d) hys(%d) ofs(%d) ocs(%d) a3_offset(%d) ttt(%d) rssi %3.1f\n", \
winckel's avatar
winckel committed
2553
        ofn,ocn,hys,ofs,ocs,a3_offset,ttt,10*log10(mac_xface->get_RSSI(Mod_id))-mac_xface->get_rx_total_gain_dB(Mod_id));
2554 2555 2556 2557 2558 2559 2560
  
  //  for (eNB_offset = 0;(eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id))&& (eNB_offset!=eNB_index);eNB_offset++) {
  for (eNB_offset = 1;(eNB_offset<1+mac_xface->get_n_adj_cells(Mod_id));eNB_offset++) {
    /* RHS: Verify that idx 0 corresponds to currentCellIndex in rsrp array */
    if(UE_rrc_inst[Mod_id].rsrp_db_filtered[eNB_offset]+ofn+ocn-hys > UE_rrc_inst[Mod_id].rsrp_db_filtered[0/*eNB_index*/]+ofs+ocs - 1 /*+a3_offset*/) {
      UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1] += 2; //Called every subframe = 2ms
      LOG_D(RRC,"[UE %d] Frame %d: Entry measTimer[%d][%d]: %d currentCell: %d betterCell: %d \n", 
2561
          Mod_id, frame, ue_cnx_index,meas_index,UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1],currentCellIndex,eNB_offset);
2562 2563 2564 2565
    }
    else {
      UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1] = 0; //Exit condition: Resetting the measurement timer
      LOG_D(RRC,"[UE %d] Frame %d: Exit measTimer[%d][%d]: %d currentCell: %d betterCell: %d \n", 
2566
          Mod_id, frame, ue_cnx_index,meas_index,UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1],currentCellIndex,eNB_offset);
2567 2568 2569 2570
    }
    if (UE_rrc_inst->measTimer[ue_cnx_index][meas_index][eNB_offset-1] >= ttt) {
      UE_rrc_inst->HandoverInfoUe.targetCellId = get_adjacent_cell_id(Mod_id,eNB_offset-1); //check this!
      LOG_D(RRC,"[UE %d] Frame %d eNB %d: Handover triggered: targetCellId: %d currentCellId: %d eNB_offset: %d rsrp source: %3.1f rsrp target: %3.1f\n", \
winckel's avatar
winckel committed
2571 2572 2573 2574
            Mod_id, frame, eNB_index,
            UE_rrc_inst->HandoverInfoUe.targetCellId,ue_cnx_index,eNB_offset,
            (dB_fixed_times10(UE_rrc_inst[Mod_id].rsrp_db[0])/10.0)-mac_xface->get_rx_total_gain_dB(Mod_id)-dB_fixed(mac_xface->lte_frame_parms->N_RB_DL*12),
            (dB_fixed_times10(UE_rrc_inst[Mod_id].rsrp_db[eNB_offset])/10.0)-mac_xface->get_rx_total_gain_dB(Mod_id)-dB_fixed(mac_xface->lte_frame_parms->N_RB_DL*12));
2575 2576 2577 2578 2579 2580 2581
      UE_rrc_inst->Info[0].handoverTarget = eNB_offset;
      return 1;
    }
  }
  return 0;
}

2582
#ifdef Rel10
2583
int decode_MCCH_Message(u8 Mod_id, u32 frame, u8 eNB_index, u8 *Sdu, u8 Sdu_len,u8 mbsfn_sync_area) {
2584 2585 2586 2587 2588
  
  MCCH_Message_t *mcch=NULL;
  MBSFNAreaConfiguration_r9_t **mcch_message=&UE_rrc_inst[Mod_id].mcch_message[eNB_index];
  asn_dec_rval_t dec_rval;
  
2589 2590
  if (UE_rrc_inst[Mod_id].Info[eNB_index].MCCHStatus[mbsfn_sync_area] == 1) {
    LOG_D(RRC,"[UE %d] Frame %d: MCCH MESSAGE for MBSFN sync area %d has been already received!\n",
2591
      Mod_id, frame, mbsfn_sync_area);
2592 2593 2594 2595
    return 0; // avoid decoding to prevent memory bloating
  }
  else {
    dec_rval = uper_decode_complete(NULL,
winckel's avatar
winckel committed
2596 2597 2598 2599
                                    &asn_DEF_MCCH_Message,
                                    (void **)&mcch,
                                    (const void *)Sdu,
                                    Sdu_len);
2600 2601 2602 2603 2604 2605 2606 2607 2608 2609 2610
    if ((dec_rval.code != RC_OK) && (dec_rval.consumed==0)) {
      LOG_E(RRC,"[UE %d] Failed to decode MCCH__MESSAGE (%d bits)\n",Mod_id,dec_rval.consumed);
      //free the memory
      SEQUENCE_free(&asn_DEF_MCCH_Message, (void*)mcch, 1);
      return -1;
    }
#ifdef XER_PRINT
    xer_fprint(stdout, &asn_DEF_MCCH_Message, (void*)mcch);
#endif

    if (mcch->message.present == MCCH_MessageType_PR_c1) {
2611
      LOG_D(RRC,"[UE %d] Found mcch message \n",Mod_id);
2612
      if(mcch->message.choice.c1.present == MCCH_MessageType__c1_PR_mbsfnAreaConfiguration_r9) {
winckel's avatar
winckel committed
2613 2614 2615 2616 2617 2618 2619
        /*
        memcpy((void*)*mcch_message,
               (void*)&mcch->message.choice.c1.choice.mbsfnAreaConfiguration_r9,
               sizeof(MBSFNAreaConfiguration_r9_t)); */
        *mcch_message = &mcch->message.choice.c1.choice.mbsfnAreaConfiguration_r9;
        LOG_I(RRC,"[UE %d] Frame %d : Found MBSFNAreaConfiguration from eNB %d \n",Mod_id, frame, eNB_index);
        decode_MBSFNAreaConfiguration(Mod_id,eNB_index,frame, mbsfn_sync_area);
2620 2621 2622 2623 2624 2625 2626

      }
    }
  }
  return 0;
}

2627 2628 2629
void decode_MBSFNAreaConfiguration(u8 Mod_id, u8 eNB_index, u32 frame,u8 mbsfn_sync_area) {
  LOG_D(RRC,"[UE %d] Frame %d : Number of MCH(s) in the MBSFN Sync Area %d  is %d\n", 
	Mod_id, frame, mbsfn_sync_area, UE_rrc_inst[Mod_id].mcch_message[eNB_index]->pmch_InfoList_r9.list.count);
2630 2631
  //  store to MAC/PHY necessary parameters for receiving MTCHs
  rrc_mac_config_req(Mod_id,0,0,eNB_index,
winckel's avatar
winckel committed
2632 2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646
                     (RadioResourceConfigCommonSIB_t *)NULL,
                     (struct PhysicalConfigDedicated *)NULL,
                     (MeasObjectToAddMod_t **)NULL,
                     (MAC_MainConfig_t *)NULL,
                     0,
                     (struct LogicalChannelConfig *)NULL,
                     (MeasGapConfig_t *)NULL,
                     (TDD_Config_t *)NULL,
                     (MobilityControlInfo_t *)NULL,
                     NULL,
                     NULL,
                     NULL,
                     NULL,
                     NULL,
                     (MBSFN_SubframeConfigList_t *)NULL
2647
#ifdef Rel10	       
winckel's avatar
winckel committed
2648 2649 2650 2651
                     ,
                     0,
                     (MBSFN_AreaInfoList_r9_t *)NULL,
                     &UE_rrc_inst[Mod_id].mcch_message[eNB_index]->pmch_InfoList_r9
2652 2653
#endif
#ifdef CBA
winckel's avatar
winckel committed
2654 2655 2656
                     ,
                     0,
                     0
2657
#endif
winckel's avatar
winckel committed
2658
                     );
2659

2660 2661
  UE_rrc_inst[Mod_id].Info[eNB_index].MCCHStatus[mbsfn_sync_area] = 1;
  
2662
  // Config Radio Bearer for MBMS user data (similar way to configure for eNB side in init_MBMS function)
2663
  rrc_pdcp_config_asn1_req(eNB_index, Mod_id, frame, 0,
winckel's avatar
winckel committed
2664 2665 2666 2667 2668 2669 2670
                           NULL, // SRB_ToAddModList
                           NULL, // DRB_ToAddModList
                           (DRB_ToReleaseList_t*)NULL,
                           0, // security mode
                           NULL, // key rrc encryption
                           NULL, // key rrc integrity
                           NULL // key encryption
2671
#ifdef Rel10
winckel's avatar
winckel committed
2672
                           ,&(UE_rrc_inst[Mod_id].mcch_message[eNB_index]->pmch_InfoList_r9)
2673
#endif
winckel's avatar
winckel committed
2674 2675
                           );

2676
  rrc_rlc_config_asn1_req(NB_eNB_INST+Mod_id, frame,0,eNB_index,
winckel's avatar
winckel committed
2677 2678 2679
                          NULL,// SRB_ToAddModList
                          NULL,// DRB_ToAddModList
                          NULL,// DRB_ToReleaseList
2680
#ifdef Rel10
winckel's avatar
winckel committed
2681
                          &(UE_rrc_inst[Mod_id].mcch_message[eNB_index]->pmch_InfoList_r9)
2682
#endif 
winckel's avatar
winckel committed
2683
                          );
2684 2685
  // */
  
2686 2687 2688 2689 2690 2691 2692
}

#endif // rel10

#ifndef USER_MODE
EXPORT_SYMBOL(Rlc_info_am_config);
#endif
2693 2694 2695

#if defined(ENABLE_ITTI)
void *rrc_ue_task(void *args_p) {
2696 2697 2698
  MessageDef   *msg_p;
  const char   *msg_name;
  instance_t    instance;
2699
  unsigned int  Mod_id;
2700 2701
  int           result;
  SRB_INFO     *srb_info_p;
2702 2703 2704 2705 2706 2707 2708 2709 2710

  itti_mark_task_ready (TASK_RRC_UE);

  while(1) {
    // Wait for a message
    itti_receive_msg (TASK_RRC_UE, &msg_p);

    msg_name = ITTI_MSG_NAME (msg_p);
    instance = ITTI_MSG_INSTANCE (msg_p);
2711
    Mod_id = instance - NB_eNB_INST;
2712

Cedric Roux's avatar
Cedric Roux committed
2713
    switch (ITTI_MSG_ID(msg_p)) {
2714 2715 2716 2717 2718
      case TERMINATE_MESSAGE:
        itti_exit_task ();
        break;

      case MESSAGE_TEST:
2719
        LOG_I(RRC, "[UE %d] Received %s\n", Mod_id, msg_name);
2720 2721
        break;

winckel's avatar
RRC:  
winckel committed
2722
      /* MAC messages */
2723
      case RRC_MAC_IN_SYNC_IND:
winckel's avatar
winckel committed
2724
        LOG_D(RRC, "[UE %d] Received %s: frame %d, eNB %d\n", Mod_id, msg_name,
2725 2726
              RRC_MAC_IN_SYNC_IND (msg_p).frame, RRC_MAC_IN_SYNC_IND (msg_p).enb_index);

2727 2728 2729
        UE_rrc_inst[Mod_id].Info[RRC_MAC_IN_SYNC_IND (msg_p).enb_index].N310_cnt = 0;
        if (UE_rrc_inst[Mod_id].Info[RRC_MAC_IN_SYNC_IND (msg_p).enb_index].T310_active == 1)
          UE_rrc_inst[Mod_id].Info[RRC_MAC_IN_SYNC_IND (msg_p).enb_index].N311_cnt++;
2730 2731 2732
        break;

      case RRC_MAC_OUT_OF_SYNC_IND:
2733
        LOG_I(RRC, "[UE %d] Received %s: frame %d, eNB %d\n", Mod_id, msg_name,
2734 2735
              RRC_MAC_OUT_OF_SYNC_IND (msg_p).frame, RRC_MAC_OUT_OF_SYNC_IND (msg_p).enb_index);

2736
        UE_rrc_inst[Mod_id].Info[RRC_MAC_OUT_OF_SYNC_IND (msg_p).enb_index].N310_cnt ++;
2737 2738 2739
        break;

      case RRC_MAC_BCCH_DATA_IND:
winckel's avatar
winckel committed
2740
        LOG_D(RRC, "[UE %d] Received %s: frame %d, eNB %d\n", Mod_id, msg_name,
2741 2742
              RRC_MAC_BCCH_DATA_IND (msg_p).frame, RRC_MAC_BCCH_DATA_IND (msg_p).enb_index);

2743
        decode_BCCH_DLSCH_Message (Mod_id, RRC_MAC_BCCH_DATA_IND (msg_p).frame,
2744
                                   RRC_MAC_BCCH_DATA_IND (msg_p).enb_index, RRC_MAC_BCCH_DATA_IND (msg_p).sdu,
2745 2746
                                   RRC_MAC_BCCH_DATA_IND (msg_p).sdu_size,
                                   RRC_MAC_BCCH_DATA_IND (msg_p).rsrq, RRC_MAC_BCCH_DATA_IND (msg_p).rsrp);
2747
        break;
2748

2749
      case RRC_MAC_CCCH_DATA_CNF:
2750
        LOG_I(RRC, "[UE %d] Received %s: eNB %d\n", Mod_id, msg_name,
2751 2752 2753
              RRC_MAC_CCCH_DATA_CNF (msg_p).enb_index);

        // reset the tx buffer to indicate RRC that ccch was successfully transmitted (for example if contention resolution succeeds)
2754
        UE_rrc_inst[Mod_id].Srb0[RRC_MAC_CCCH_DATA_CNF (msg_p).enb_index].Tx_buffer.payload_size = 0;
2755 2756 2757
        break;

      case RRC_MAC_CCCH_DATA_IND:
2758
        LOG_I(RRC, "[UE %d] Received %s: frame %d, eNB %d\n", Mod_id, msg_name,
2759 2760
              RRC_MAC_CCCH_DATA_IND (msg_p).frame, RRC_MAC_CCCH_DATA_IND (msg_p).enb_index);

2761
        srb_info_p = &UE_rrc_inst[Mod_id].Srb0[RRC_MAC_CCCH_DATA_IND (msg_p).enb_index];
2762

2763
        memcpy (srb_info_p->Rx_buffer.Payload, RRC_MAC_CCCH_DATA_IND (msg_p).sdu,
2764 2765
                RRC_MAC_CCCH_DATA_IND (msg_p).sdu_size);
        srb_info_p->Rx_buffer.payload_size = RRC_MAC_CCCH_DATA_IND (msg_p).sdu_size;
2766
        rrc_ue_decode_ccch (Mod_id, RRC_MAC_CCCH_DATA_IND (msg_p).frame, srb_info_p,
2767 2768 2769
                            RRC_MAC_CCCH_DATA_IND (msg_p).enb_index);
        break;

2770
# ifdef Rel10
2771
      case RRC_MAC_MCCH_DATA_IND:
2772
        LOG_I(RRC, "[UE %d] Received %s: frame %d, eNB %d, mbsfn SA %d\n", Mod_id, msg_name,
2773
              RRC_MAC_MCCH_DATA_IND (msg_p).frame, RRC_MAC_MCCH_DATA_IND (msg_p).enb_index, RRC_MAC_MCCH_DATA_IND (msg_p).mbsfn_sync_area);
2774

2775
        decode_MCCH_Message (Mod_id, RRC_MAC_MCCH_DATA_IND (msg_p).frame, RRC_MAC_MCCH_DATA_IND (msg_p).enb_index,
2776
                             RRC_MAC_MCCH_DATA_IND (msg_p).sdu, RRC_MAC_MCCH_DATA_IND (msg_p).sdu_size,
2777 2778
                             RRC_MAC_MCCH_DATA_IND (msg_p).mbsfn_sync_area);
        break;
2779
# endif
2780

winckel's avatar
RRC:  
winckel committed
2781
        /* PDCP messages */
2782
      case RRC_DCCH_DATA_IND:
2783 2784
        LOG_I(RRC, "[UE %d] Received %s: frame %d, DCCH %d, eNB %d\n", Mod_id, msg_name,
              RRC_DCCH_DATA_IND (msg_p).frame, RRC_DCCH_DATA_IND (msg_p).dcch_index, RRC_DCCH_DATA_IND (msg_p).eNB_index);
2785

2786
        rrc_ue_decode_dcch (Mod_id, RRC_DCCH_DATA_IND (msg_p).frame,
2787
                            RRC_DCCH_DATA_IND (msg_p).dcch_index, RRC_DCCH_DATA_IND (msg_p).sdu_p,
2788
                            RRC_DCCH_DATA_IND (msg_p).eNB_index);
2789 2790

        // Message buffer has been processed, free it now.
2791 2792
        result = itti_free (ITTI_MSG_ORIGIN_ID(msg_p), RRC_DCCH_DATA_IND (msg_p).sdu_p);
        AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
2793 2794
        break;

2795
# if defined(ENABLE_USE_MME)
winckel's avatar
RRC:  
winckel committed
2796
      /* NAS messages */
winckel's avatar
winckel committed
2797
      case NAS_CELL_SELECTION_REQ:
2798 2799
          Mod_id = 0; /* TODO force Mod_id to first UE, NAS UE not virtualized yet */

winckel's avatar
winckel committed
2800
          LOG_I(RRC, "[UE %d] Received %s: state %d, plmnID %d, rat %x\n", Mod_id, msg_name, rrc_get_state(Mod_id),
2801 2802
                NAS_CELL_SELECTION_REQ (msg_p).plmnID, NAS_CELL_SELECTION_REQ (msg_p).rat);

2803 2804 2805 2806 2807 2808
          /* Save cell selection criterion */
          {
              UE_rrc_inst[Mod_id].plmnID = NAS_CELL_SELECTION_REQ (msg_p).plmnID;
              UE_rrc_inst[Mod_id].rat = NAS_CELL_SELECTION_REQ (msg_p).rat;
          }

winckel's avatar
winckel committed
2809
          switch (rrc_get_state(Mod_id)) {
2810
              case RRC_STATE_INACTIVE:
2811 2812 2813
              {
                  /* Need to first activate lower layers */
                  MessageDef *message_p;
2814

2815 2816 2817 2818
                  message_p = itti_alloc_new_message(TASK_RRC_UE, ACTIVATE_MESSAGE);

                  itti_send_msg_to_task(TASK_L2L1, NB_eNB_INST + Mod_id, message_p);

winckel's avatar
winckel committed
2819
                  rrc_set_state (Mod_id, RRC_STATE_IDLE);
winckel's avatar
winckel committed
2820
                  /* Fall through to next case */
2821
              }
winckel's avatar
winckel committed
2822

2823
              case RRC_STATE_IDLE:
winckel's avatar
winckel committed
2824 2825 2826 2827 2828 2829 2830 2831 2832 2833
              {
                  /* Ask to layer 1 to find a cell matching the criterion */
                  MessageDef *message_p;

                  message_p = itti_alloc_new_message(TASK_RRC_UE, PHY_FIND_CELL_REQ);

                  PHY_FIND_CELL_REQ (message_p).earfcn_start = 1;
                  PHY_FIND_CELL_REQ (message_p).earfcn_end = 1;

                  itti_send_msg_to_task(TASK_PHY_UE, NB_eNB_INST + Mod_id, message_p);
winckel's avatar
winckel committed
2834
                  rrc_set_sub_state (Mod_id, RRC_SUB_STATE_IDLE_SEARCHING);
winckel's avatar
winckel committed
2835 2836 2837

                  break;
              }
2838 2839

              case RRC_STATE_CONNECTED:
winckel's avatar
winckel committed
2840 2841 2842
                  /* should not happen */
                  LOG_E(RRC, "[UE %d] request %s in RRC state %d\n", Mod_id, msg_name, rrc_get_state(Mod_id));
                  break;
2843 2844

              default:
winckel's avatar
winckel committed
2845 2846
                  LOG_C(RRC, "[UE %d] Invalid RRC state %d\n", Mod_id, rrc_get_state(Mod_id));
                  break;
2847
          }
winckel's avatar
winckel committed
2848 2849 2850 2851 2852 2853
          break;

      case NAS_CONN_ESTABLI_REQ:
          LOG_I(RRC, "[UE %d] Received %s: cause %d, type %d, s_tmsi %d, plmnID %d\n", Mod_id, msg_name, NAS_CONN_ESTABLI_REQ (msg_p).cause,
                NAS_CONN_ESTABLI_REQ (msg_p).type, NAS_CONN_ESTABLI_REQ (msg_p).s_tmsi, NAS_CONN_ESTABLI_REQ (msg_p).plmnID);

winckel's avatar
winckel committed
2854 2855 2856 2857 2858 2859 2860
          UE_rrc_inst[Mod_id].initialNasMsg = NAS_CONN_ESTABLI_REQ (msg_p).initialNasMsg;

          switch (rrc_get_state(Mod_id)) {
              case RRC_STATE_IDLE:
              {
                  if (rrc_get_sub_state(Mod_id) == RRC_SUB_STATE_IDLE_SIB_COMPLETE)
                  {
2861
                      rrc_ue_generate_RRCConnectionRequest(Mod_id, 0 /* TODO put frame number ! */, 0);
winckel's avatar
winckel committed
2862 2863 2864 2865 2866 2867 2868 2869 2870 2871 2872 2873 2874 2875 2876 2877 2878
                      LOG_I(RRC, "not sending connection request\n");

                      rrc_set_sub_state (Mod_id, RRC_SUB_STATE_IDLE_CONNECTING);
                  }
                  break;
              }

              case RRC_STATE_INACTIVE:
              case RRC_STATE_CONNECTED:
                  /* should not happen */
                  LOG_E(RRC, "[UE %d] request %s in RRC state %d\n", Mod_id, msg_name, rrc_get_state(Mod_id));
                  break;

              default:
                  LOG_C(RRC, "[UE %d] Invalid RRC state %d\n", Mod_id, rrc_get_state(Mod_id));
                  break;
          }
winckel's avatar
winckel committed
2879 2880
          break;

winckel's avatar
RRC:  
winckel committed
2881 2882
      case NAS_UPLINK_DATA_REQ:
      {
2883 2884
          uint32_t length;
          uint8_t *buffer;
winckel's avatar
RRC:  
winckel committed
2885

2886
          LOG_I(RRC, "[UE %d] Received %s: UEid %d\n", Mod_id, msg_name, NAS_UPLINK_DATA_REQ (msg_p).UEid);
winckel's avatar
RRC:  
winckel committed
2887

2888 2889
          /* Create message for PDCP (ULInformationTransfer_t) */
          length = do_ULInformationTransfer(&buffer, NAS_UPLINK_DATA_REQ (msg_p).nasMsg.length, NAS_UPLINK_DATA_REQ (msg_p).nasMsg.data);
winckel's avatar
RRC:  
winckel committed
2890

2891
          /* Transfer data to PDCP */
2892
          pdcp_rrc_data_req (0, Mod_id, 0 /* TODO put frame number ! */, 0, DCCH, rrc_mui++, 0, length, buffer, 1);
2893
          break;
winckel's avatar
RRC:  
winckel committed
2894
      }
2895
# endif
winckel's avatar
RRC:  
winckel committed
2896

2897
# if defined(ENABLE_RAL)
2898
      case RRC_RAL_SCAN_REQ:
2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911 2912 2913 2914 2915 2916 2917 2918 2919 2920 2921 2922 2923 2924 2925 2926 2927 2928 2929 2930 2931 2932 2933 2934 2935 2936 2937 2938 2939 2940 2941 2942
          LOG_I(RRC, "[UE %d] Received %s: state %d\n", Mod_id, msg_name);

          switch (rrc_get_state(Mod_id)) {
              case RRC_STATE_INACTIVE:
              {
                  /* Need to first activate lower layers */
                  MessageDef *message_p;

                  message_p = itti_alloc_new_message(TASK_RRC_UE, ACTIVATE_MESSAGE);

                  itti_send_msg_to_task(TASK_L2L1, instance, message_p);

                  rrc_set_state (Mod_id, RRC_STATE_IDLE);
                  /* Fall through to next case */
              }

              case RRC_STATE_IDLE:
              {
                  if (rrc_get_sub_state(Mod_id) != RRC_SUB_STATE_IDLE_SEARCHING) {
                      /* Ask to layer 1 to find a cell matching the criterion */
                      MessageDef *message_p;

                      message_p = itti_alloc_new_message(TASK_RRC_UE, PHY_FIND_CELL_REQ);

                      rrc_set_sub_state (Mod_id, RRC_SUB_STATE_IDLE_SEARCHING);

                      PHY_FIND_CELL_REQ (message_p).transaction_id = RRC_RAL_SCAN_REQ (msg_p).transaction_id;
                      PHY_FIND_CELL_REQ (message_p).earfcn_start   = 1;
                      PHY_FIND_CELL_REQ (message_p).earfcn_end     = 1; //44

                      itti_send_msg_to_task(TASK_PHY_UE, instance, message_p);
                  }
                  break;
              }

              case RRC_STATE_CONNECTED:
                  /* should not happen */
                  LOG_E(RRC, "[UE %d] request %s in RRC state %d\n", Mod_id, msg_name, rrc_get_state(Mod_id));
                  break;

              default:
                  LOG_C(RRC, "[UE %d] Invalid RRC state %d\n", Mod_id, rrc_get_state(Mod_id));
                  break;
          }
2943
          break;
2944

2945 2946 2947 2948 2949 2950 2951 2952 2953 2954 2955 2956 2957 2958 2959 2960 2961 2962 2963 2964 2965 2966 2967 2968 2969 2970 2971 2972 2973 2974 2975 2976 2977 2978 2979 2980 2981 2982 2983 2984 2985 2986 2987 2988 2989 2990 2991 2992 2993 2994 2995 2996 2997 2998 2999 3000 3001 3002 3003
      case PHY_FIND_CELL_IND:
          LOG_I(RRC, "[UE %d] Received %s: state %d\n", Mod_id, msg_name, rrc_get_state(Mod_id));
          switch (rrc_get_state(Mod_id)) {
              case RRC_STATE_IDLE:
                  switch (rrc_get_sub_state(Mod_id)) {
                      case RRC_SUB_STATE_IDLE_SEARCHING:
                      {
                          MessageDef *message_p;
                          int         i;

                          message_p = itti_alloc_new_message(TASK_RRC_UE, RRC_RAL_SCAN_CONF);

                          RRC_RAL_SCAN_CONF (message_p).transaction_id = PHY_FIND_CELL_IND(msg_p).transaction_id;
                          RRC_RAL_SCAN_CONF (message_p).num_scan_resp  = PHY_FIND_CELL_IND(msg_p).cell_nb;
                          for (i = 0 ; i < PHY_FIND_CELL_IND(msg_p).cell_nb; i++) {
                              // TO DO
                              memset(&RRC_RAL_SCAN_CONF (message_p).link_scan_resp[i].link_addr,  0, sizeof(ral_link_addr_t));
                              // TO DO
                              memset(&RRC_RAL_SCAN_CONF (message_p).link_scan_resp[i].network_id, 0, sizeof(ral_network_id_t));

                              RRC_RAL_SCAN_CONF (message_p).link_scan_resp[i].sig_strength.choice     = RAL_SIG_STRENGTH_CHOICE_DBM;
                              RRC_RAL_SCAN_CONF (message_p).link_scan_resp[i].sig_strength._union.dbm = PHY_FIND_CELL_IND(msg_p).cells[i].rsrp;
                          }

                          rrc_set_sub_state (Mod_id, RRC_SUB_STATE_IDLE);

                          itti_send_msg_to_task(TASK_RAL_UE, instance, message_p);
                          break;
                      }

                      default:
                          LOG_C(RRC, "[UE %d] Invalid RRC state %d substate %d\n",
                                  Mod_id,
                                  rrc_get_state(Mod_id),
                                  rrc_get_sub_state(Mod_id));
                  }
                  break;

              case RRC_STATE_INACTIVE:
              case RRC_STATE_CONNECTED:
                  /* should not happen */
                  LOG_E(RRC, "[UE %d] indication %s in RRC state %d\n", Mod_id, msg_name, rrc_get_state(Mod_id));
                  break;

              default:
                  LOG_C(RRC, "[UE %d] Invalid RRC state %d\n", Mod_id, rrc_get_state(Mod_id));
                  break;
          }
          break;

      case PHY_MEAS_REPORT_IND:
      {
          MessageDef *message_p;
          message_p = itti_alloc_new_message(TASK_RRC_UE, RRC_RAL_MEASUREMENT_REPORT_IND);

          memcpy(&RRC_RAL_MEASUREMENT_REPORT_IND (message_p).threshold,
                  &PHY_MEAS_REPORT_IND(msg_p).threshold,
                  sizeof(RRC_RAL_MEASUREMENT_REPORT_IND (message_p).threshold));

3004 3005 3006
          memcpy(&RRC_RAL_MEASUREMENT_REPORT_IND (message_p).link_param,
                  &PHY_MEAS_REPORT_IND(msg_p).link_param,
                  sizeof(RRC_RAL_MEASUREMENT_REPORT_IND (message_p).link_param));
3007 3008 3009 3010 3011

          itti_send_msg_to_task(TASK_RAL_UE, instance, message_p);
          break;
      }

3012
      case RRC_RAL_CONFIGURE_THRESHOLD_REQ:
Lionel Gauthier's avatar
Lionel Gauthier committed
3013
          rrc_ue_ral_handle_configure_threshold_request(Mod_id, msg_p);
3014
          break;
3015 3016

      case RRC_RAL_CONNECTION_ESTABLISHMENT_REQ:
3017
          LOG_I(RRC, "[UE %d] Received %s\n", Mod_id, msg_name);
3018 3019 3020 3021 3022 3023 3024 3025 3026 3027 3028 3029 3030 3031 3032 3033 3034 3035 3036 3037 3038 3039 3040
          switch (rrc_get_state(Mod_id)) {
              case RRC_STATE_IDLE:
              {
                  if (rrc_get_sub_state(Mod_id) == RRC_SUB_STATE_IDLE_SIB_COMPLETE)
                  {
                      rrc_ue_generate_RRCConnectionRequest(Mod_id, 0 /* TODO put frame number ! */, 0);
                      LOG_I(RRC, "not sending connection request\n");

                      rrc_set_sub_state (Mod_id, RRC_SUB_STATE_IDLE_CONNECTING);
                  }
                  break;
              }

              case RRC_STATE_INACTIVE:
              case RRC_STATE_CONNECTED:
                  /* should not happen */
                  LOG_E(RRC, "[UE %d] request %s in RRC state %d\n", Mod_id, msg_name, rrc_get_state(Mod_id));
                  break;

              default:
                  LOG_C(RRC, "[UE %d] Invalid RRC state %d\n", Mod_id, rrc_get_state(Mod_id));
                  break;
          }
3041
          break;
3042 3043

      case RRC_RAL_CONNECTION_RELEASE_REQ:
3044
          Mod_id = 0; /* TODO force Mod_id to first UE, NAS UE not virtualized yet */
3045 3046
          LOG_I(RRC, "[UE %d] Received %s\n", Mod_id, msg_name);
          break;
Lionel Gauthier's avatar
Lionel Gauthier committed
3047
#endif
3048

3049
      default:
3050
        LOG_E(RRC, "[UE %d] Received unexpected message %s\n", Mod_id, msg_name);
3051 3052 3053
        break;
    }

Lionel Gauthier's avatar
Lionel Gauthier committed
3054 3055
    result = itti_free (ITTI_MSG_ORIGIN_ID(msg_p), msg_p);
    AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
3056
    AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
3057
    msg_p = NULL;
3058 3059 3060
  }
}
#endif