src/phy_stub/l1_bdy1.c

   1 /*******************************************************************************
   2 ################################################################################
   3 #   Copyright (c) [2017-2019] [Radisys]                                        #
   4 #                                                                              #
   5 #   Licensed under the Apache License, Version 2.0 (the "License");            #
   6 #   you may not use this file except in compliance with the License.           #
   7 #   You may obtain a copy of the License at                                    #
   8 #                                                                              #
   9 #       http://www.apache.org/licenses/LICENSE-2.0                             #
  10 #                                                                              #
  11 #   Unless required by applicable law or agreed to in writing, software        #
  12 #   distributed under the License is distributed on an "AS IS" BASIS,          #
  13 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   #
  14 #   See the License for the specific language governing permissions and        #
  15 #   limitations under the License.                                             #
  16 ################################################################################
  17 *******************************************************************************/
  18
  19 /*This file contains stub for PHY to handle messages to/from MAC CL */
  20
  21 #include <stdint.h>
  22
  23 #include "envdep.h"
  24 #include "gen.h"
  25 #include "ssi.h"
  26
  27 #include "gen.x"
  28 #include "ssi.x"
  29
  30 #include "lwr_mac.h"
  31 #include "lwr_mac_phy.h"
  32 #ifdef FAPI
  33 #include "fapi.h"
  34 #endif
  35 #include "lphy_stub.h"
  36 #include "stdbool.h"
  37 #include "du_log.h"
  38 #include "rg.h"
  39
  40 #define MAX_SLOT_VALUE   9
  41 #define MAX_SFN_VALUE    1023
  42 #define NR_PCI            1
  43
  44 uint16_t sfnValue = 0;
  45 uint16_t slotValue = 0;
  46 bool     rachIndSent = false;
  47
  48 EXTERN void phyToMac ARGS((uint16_t msgType, uint32_t msgLen,void *msg));
  49 #ifdef FAPI
  50 EXTERN void fillTlvs ARGS((fapi_uint16_tlv_t *tlv, uint16_t tag, uint16_t
  51 length, uint16_t value, uint32_t *msgLen));
  52 EXTERN void fillMsgHeader ARGS((fapi_msg_t *hdr, uint16_t msgType, uint16_t msgLen));
  53 #endif
  54 EXTERN void handlePhyMessages(uint16_t msgType, uint32_t msgSize, void *msg);
  55
  56 /*******************************************************************
  57  *
  58  * @brief Builds and sends param response to MAC CL
  59  *
  60  * @details
  61  *
  62  *    Function : l1BldAndSndParamRsp
  63  *
  64  *    Functionality:
  65  *          - Builds and sends param response to MAC
  66  *
  67  * @params[in] Config request message pointer
  68  * @return ROK     - success
  69  *         RFAILED - failure
  70  *
  71  * ****************************************************************/
  72 S16 l1BldAndSndParamRsp(void *msg)
  73 {
  74 #ifdef FAPI
  75    uint8_t index = 0;
  76    uint32_t msgLen = 0;
  77         fapi_param_resp_t *fapiParamRsp = (fapi_param_resp_t *)msg;
  78
  79   /* Cell Params */
  80   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_RELEASE_CAPABILITY_TAG,                          sizeof(uint16_t), 1, &msgLen);
  81   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PHY_STATE_TAG,                                   sizeof(uint16_t), 0, &msgLen);
  82   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_SKIP_BLANK_DL_CONFIG_TAG,                        sizeof(uint8_t),  0, &msgLen);
  83   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_SKIP_BLANK_UL_CONFIG_TAG,                        sizeof(uint8_t),  0, &msgLen);
  84   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_NUM_CONFIG_TLVS_TO_REPORT_TYPE_TAG,              sizeof(uint8_t),  0, &msgLen);
  85
  86   /* Carrier Params */
  87   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_CYCLIC_PREFIX_TAG,                               sizeof(uint8_t),  1, &msgLen);
  88   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_SUPPORTED_SUBCARRIER_SPACING_DL_TAG,             sizeof(uint8_t),  1, &msgLen);
  89   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_SUPPORTED_BANDWIDTH_DL_TAG,                      sizeof(uint16_t), 1, &msgLen);
  90   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_SUPPORTED_SUBCARRIER_SPACING_UL_TAG,             sizeof(uint8_t),  0, &msgLen);
  91   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_SUPPORTED_BANDWIDTH_UL_TAG,                      sizeof(uint16_t), 0, &msgLen);
  92
  93   /* PDCCH Param*/
  94   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_CCE_MAPPING_TYPE_TAG,                            sizeof(uint8_t), 0, &msgLen);
  95   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_CORESET_OUTSIDE_FIRST_3_OFDM_SYMS_OF_SLOT_TAG,   sizeof(uint8_t), 0, &msgLen);
  96   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PRECODER_GRANULARITY_CORESET_TAG,                sizeof(uint8_t), 0, &msgLen);
  97   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDCCH_MU_MIMO_TAG,                               sizeof(uint8_t), 0, &msgLen);
  98   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDCCH_PRECODER_CYCLING_TAG,                      sizeof(uint8_t), 0, &msgLen);
  99   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_MAX_PDCCHS_PER_SLOT_TAG,                         sizeof(uint8_t), 0, &msgLen);
 100
 101   /* PUCCH Param */
 102   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUCCH_FORMATS_TAG,                               sizeof(uint8_t), 0, &msgLen);
 103   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_MAX_PUCCHS_PER_SLOT_TAG,                         sizeof(uint8_t), 0, &msgLen);
 104
 105   /* PDSCH Param */
 106   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDSCH_MAPPING_TYPE_TAG,                          sizeof(uint8_t), 0, &msgLen);
 107   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDSCH_ALLOCATION_TYPES_TAG,                      sizeof(uint8_t), 0, &msgLen);
 108   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDSCH_VRB_TO_PRB_MAPPING_TAG,                    sizeof(uint8_t), 0, &msgLen);
 109   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDSCH_CBG_TAG,                                   sizeof(uint8_t), 0, &msgLen);
 110   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDSCH_DMRS_CONFIG_TYPES_TAG,                     sizeof(uint8_t), 0, &msgLen);
 111   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDSCH_DMRS_MAX_LENGTH_TAG,                       sizeof(uint8_t), 0, &msgLen);
 112   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDSCH_DMRS_ADDITIONAL_POS_TAG,                   sizeof(uint8_t), 0, &msgLen);
 113   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_MAX_PDSCHS_TBS_PER_SLOT_TAG,                     sizeof(uint8_t), 0, &msgLen);
 114   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_MAX_NUMBER_MIMO_LAYERS_PDSCH_TAG,                sizeof(uint8_t), 0, &msgLen);
 115   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_SUPPORTED_MAX_MODULATION_ORDER_DL_TAG,           sizeof(uint8_t), 0, &msgLen);
 116   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_MAX_MU_MIMO_USERS_DL_TAG,                        sizeof(uint8_t), 0, &msgLen);
 117   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDSCH_DATA_IN_DMRS_SYMBOLS_TAG,                  sizeof(uint8_t), 0, &msgLen);
 118   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PREMPTIONSUPPORT_TAG,                            sizeof(uint8_t), 0, &msgLen);
 119   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PDSCH_NON_SLOT_SUPPORT_TAG,                      sizeof(uint8_t), 0, &msgLen);
 120
 121   /* PUSCH Param */
 122   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_UCI_MUX_ULSCH_IN_PUSCH_TAG,                      sizeof(uint8_t), 0, &msgLen);
 123   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_UCI_ONLY_PUSCH_TAG,                              sizeof(uint8_t), 0, &msgLen);
 124   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_FREQUENCY_HOPPING_TAG,                     sizeof(uint8_t), 0, &msgLen);
 125   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_DMRS_CONFIG_TYPES_TAG,                     sizeof(uint8_t), 0, &msgLen);
 126   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_DMRS_MAX_LEN_TAG,                          sizeof(uint8_t), 0, &msgLen);
 127   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_DMRS_ADDITIONAL_POS_TAG,                   sizeof(uint8_t), 0, &msgLen);
 128   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_CBG_TAG,                                   sizeof(uint8_t), 0, &msgLen);
 129   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_MAPPING_TYPE_TAG,                          sizeof(uint8_t), 0, &msgLen);
 130   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_ALLOCATION_TYPES_TAG,                      sizeof(uint8_t), 0, &msgLen);
 131   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_VRB_TO_PRB_MAPPING_TAG,                    sizeof(uint8_t), 0, &msgLen);
 132   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_MAX_PTRS_PORTS_TAG,                        sizeof(uint8_t), 0, &msgLen);
 133   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_MAX_PDUSCHS_TBS_PER_SLOT_TAG,                    sizeof(uint8_t), 0, &msgLen);
 134   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_MAX_NUMBER_MIMO_LAYERS_NON_CB_PUSCH_TAG,         sizeof(uint8_t), 0, &msgLen);
 135   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_SUPPORTED_MODULATION_ORDER_UL_TAG,               sizeof(uint8_t), 0, &msgLen);
 136   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_MAX_MU_MIMO_USERS_UL_TAG,                        sizeof(uint8_t), 0, &msgLen);
 137   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_DFTS_OFDM_SUPPORT_TAG,                           sizeof(uint8_t), 0, &msgLen);
 138   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PUSCH_AGGREGATION_FACTOR_TAG,                    sizeof(uint8_t), 0, &msgLen);
 139
 140   /* PRACH Params */
 141   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PRACH_LONG_FORMATS_TAG,                          sizeof(uint8_t), 0, &msgLen);
 142   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PRACH_SHORT_FORMATS_TAG,                         sizeof(uint8_t), 0, &msgLen);
 143   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_PRACH_RESTRICTED_SETS_TAG,                       sizeof(uint8_t), 0, &msgLen);
 144   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_MAX_PRACH_FD_OCCASIONS_IN_A_SLOT_TAG,            sizeof(uint8_t), 0, &msgLen);
 145
 146   /* MEASUREMENT TAG */
 147   fillTlvs(&fapiParamRsp->tlvs[index++],  FAPI_RSSI_MEASUREMENT_SUPPORT_TAG,                    sizeof(uint8_t), 0, &msgLen);
 148
 149   fapiParamRsp->number_of_tlvs = index;
 150   msgLen = msgLen + sizeof(fapi_param_resp_t);
 151
 152   fillMsgHeader(&fapiParamRsp->header, FAPI_PARAM_RESPONSE, msgLen);
 153   fapiParamRsp->error_code = MSG_OK;
 154   DU_LOG("\nPHY_STUB: Sending Param Request to Lower Mac");
 155   handlePhyMessages(fapiParamRsp->header.message_type_id, sizeof(fapi_param_resp_t), (void *)fapiParamRsp);
 156 #endif
 157   return ROK;
 158 }
 159
 160 /*******************************************************************
 161  *
 162  * @brief Builds and sends config response to lower mac
 163  *
 164  * @details
 165  *
 166  *    Function : l1BldAndSndConfigRsp
 167  *
 168  *    Functionality:
 169  *          - Builds and sends config response to MAC
 170  *
 171  * @params[in] Config request message pointer
 172  * @return ROK     - success
 173  *         RFAILED - failure
 174  *
 175  * ****************************************************************/
 176
 177 S16 l1BldAndSndConfigRsp(void *msg)
 178 {
 179 #ifdef FAPI
 180    uint32_t msgLen = 0;
 181    fapi_config_resp_t *fapiConfigRsp = (fapi_config_resp_t *)msg;
 182
 183    if(fapiConfigRsp != NULL)
 184    {
 185       fapiConfigRsp->number_of_invalid_tlvs = NULLP;
 186       fapiConfigRsp->number_of_inv_tlvs_idle_only = NULLP;
 187       fapiConfigRsp->number_of_missing_tlvs = NULLP;
 188       fapiConfigRsp->error_code = MSG_OK;
 189       msgLen += sizeof(fapi_config_resp_t);
 190       fillMsgHeader(&fapiConfigRsp->header, FAPI_CONFIG_RESPONSE, msgLen);
 191       DU_LOG("\nPHY_STUB: Sending Config Response to Lower Mac");
 192       handlePhyMessages(fapiConfigRsp->header.message_type_id, sizeof(fapi_config_resp_t), (void *)fapiConfigRsp);
 193       return ROK;
 194    }
 195 #endif
 196    return ROK;
 197 }
 198 /*******************************************************************
 199  *
 200  * @brief Handles param request received from MAC
 201  *
 202  * @details
 203  *
 204  *    Function : l1HdlParamReq
 205  *
 206  *    Functionality:
 207  *          -Handles param request received from MAC
 208  *
 209  * @params[in]   Message length
 210  *               Param request message pointer
 211  *
 212  * @return void
 213  *
 214  * ****************************************************************/
 215
 216 PUBLIC void l1HdlParamReq(uint32_t msgLen, void *msg)
 217 {
 218    DU_LOG("\nPHY_STUB: Received Param Request in PHY");
 219    /* Handling PARAM RESPONSE */
 220    if(l1BldAndSndParamRsp(msg)!= ROK)
 221    {
 222       DU_LOG("\nPHY_STUB: Failed Sending Param Response");
 223    }
 224 }
 225
 226 /*******************************************************************
 227  *
 228  * @brief Handles config request received from MAC
 229  *
 230  * @details
 231  *
 232  *    Function : l1HdlConfigReq
 233  *
 234  *    Functionality:
 235  *          -Handles config request received from MAC
 236  *
 237  * @params[in]   Message length
 238  *               config request message pointer
 239  *
 240  * @return void
 241  *
 242  * ****************************************************************/
 243
 244 PUBLIC void l1HdlConfigReq(uint32_t msgLen, void *msg)
 245 {
 246    DU_LOG("\nPHY_STUB: Received Config Request in PHY");
 247
 248    /* Handling CONFIG RESPONSE */
 249    if(l1BldAndSndConfigRsp(msg)!= ROK)
 250    {
 251       printf("\nPHY_STUB: Failed Sending config Response");
 252    }
 253 }
 254
 255
 256 /*******************************************************************
 257  *
 258  * @brief Builds and Sends RACH indication to MAC
 259  *
 260  * @details
 261  *
 262  *    Function : l1BuildAndSendRachInd
 263  *
 264  *    Functionality:
 265  *      Builds and Sends RACH indication to MAC
 266  *
 267  * @params[in] SFN value
 268  *             slot value
 269  * @return ROK     - success
 270  *         RFAILED - failure
 271  *
 272  * ****************************************************************/
 273 uint16_t l1BuildAndSendRachInd(uint16_t slot, uint16_t sfn)
 274 {
 275 #ifdef FAPI
 276    uint8_t   rachPduIdx = 0;
 277    uint8_t   preamIdx = 0;
 278    fapi_rach_pdu_t  *rachPdu;
 279    fapi_rach_indication_t  *rachInd;
 280
 281    /* Building RACH indication */
 282    if(SGetSBuf(0, 0, (Data **)&rachInd, sizeof(fapi_rach_indication_t)) != ROK)
 283    {
 284       printf("\nPHY_STUB: Memory allocation failed for Rach Indication Message");
 285       return RFAILED;
 286    }
 287
 288    rachInd->sfn = sfn;
 289    rachInd->slot = slot;
 290    rachInd->numPdus = 1;
 291
 292    rachPdu = &rachInd->rachPdu[rachPduIdx];
 293    rachPdu->physCellId = NR_PCI;
 294    rachPdu->symbolIndex = 0;
 295    rachPdu->slotIndex = slot;
 296    rachPdu->freqIndex = 0;
 297    rachPdu->avgRssi = 0;
 298    rachPdu->avgSnr = 0;
 299    rachPdu->numPreamble = 1;
 300
 301    rachPdu->preambleInfo[preamIdx].preambleIndex = 3;
 302    rachPdu->preambleInfo[preamIdx].timingAdvance = 0;
 303    rachPdu->preambleInfo[preamIdx].premblePwr = 0;
 304
 305    fillMsgHeader(&rachInd->header, FAPI_RACH_INDICATION, \
 306       sizeof(fapi_rach_indication_t));
 307
 308    /* Sending RACH indication to MAC */
 309    DU_LOG("\nPHY STUB: Sending RACH Indication to MAC");
 310    handlePhyMessages(rachInd->header.message_type_id, sizeof(fapi_rach_indication_t), (void *)rachInd);
 311    SPutSBuf(0, 0, (Data *)rachInd, sizeof(fapi_rach_indication_t));
 312 #endif
 313    return ROK;
 314 }
 315
 316 /*******************************************************************
 317  *
 318  * @brief Builds and Send the Slot Indication message to MAC
 319  *
 320  * @details
 321  *
 322  *    Function : l1BuildAndSendSlotIndication
 323  *
 324  *    Functionality:
 325  *          -Send the Slot indication Message to MAC
 326  *
 327  * @params[in]   Message length
 328  *               config request message pointer
 329  *
 330  * @return void
 331  *
 332  * ****************************************************************/
 333 PUBLIC uint16_t l1BuildAndSendSlotIndication()
 334 {
 335 #ifdef FAPI
 336    fapi_slot_ind_t *slotIndMsg;
 337    if(SGetSBuf(0, 0, (Data **)&slotIndMsg, sizeof(slotIndMsg)) != ROK)
 338    {
 339        DU_LOG("\nPHY_STUB: Memory allocation failed for slot Indication Message");
 340        return RFAILED;
 341    }
 342    else
 343    {
 344       slotValue++;
 345       if(sfnValue > MAX_SFN_VALUE && slotValue > MAX_SLOT_VALUE)
 346       {
 347          sfnValue = 0;
 348          slotValue = 0;
 349       }
 350       else if(slotValue > MAX_SLOT_VALUE)
 351       {
 352          sfnValue++;
 353          slotValue = 0;
 354       }
 355       slotIndMsg->sfn = sfnValue;
 356       slotIndMsg->slot = slotValue;
 357       fillMsgHeader(&slotIndMsg->header, FAPI_SLOT_INDICATION, sizeof(fapi_slot_ind_t));
 358       DU_LOG("\n\nPHY_STUB: SLOT indication [%d:%d]",sfnValue,slotValue);
 359       handlePhyMessages(slotIndMsg->header.message_type_id, sizeof(fapi_slot_ind_t), (void*)slotIndMsg);
 360       SPutSBuf(0, 0, (Data *)slotIndMsg, sizeof(slotIndMsg));
 361    }
 362 #endif
 363    return ROK;
 364 }
 365
 366 /*******************************************************************
 367  *
 368  * @brief Handles start request received from MAC
 369  *
 370  * @details
 371  *
 372  *    Function : l1HdlStartReq
 373  *
 374  *    Functionality:
 375  *          -Handles start request received from MAC
 376  *
 377  * @params[in]   Message length
 378  *               config request message pointer
 379  *
 380  * @return void
 381  *
 382  * ****************************************************************/
 383
 384 PUBLIC S16 l1HdlStartReq(uint32_t msgLen, void *msg)
 385 {
 386    if(clGlobalCp.phyState == PHY_STATE_CONFIGURED)
 387    {
 388       duStartSlotIndicaion();
 389 #ifdef FAPI
 390       SPutSBuf(0, 0, (Data *)msg, sizeof(fapi_start_req_t));
 391 #endif
 392       return ROK;
 393    }
 394    else
 395    {
 396       DU_LOG("\nPHY_STUB: Received Start Req in PHY State %d", clGlobalCp.phyState);
 397       return RFAILED;
 398    }
 399 }
 400
 401 /*******************************************************************
 402 *
 403 * @brief Handles Dl Tti request received from MAC
 404 *
 405 * @details
 406 *
 407 *    Function : l1HdlDlTtiReq
 408 *
 409 *    Functionality:
 410 *          -Handles Dl Tti request received from MAC
 411 *
 412 * @params[in]   Message length
 413 *               Dl Tti request message pointer
 414 *
 415 * @return void
 416 *
 417 * ****************************************************************/
 418
 419 PUBLIC S16 l1HdlDlTtiReq(uint16_t msgLen, void *msg)
 420 {
 421 #ifdef FAPI
 422    fapi_dl_tti_req_t *dlTtiReq;
 423    dlTtiReq = (fapi_dl_tti_req_t *)msg;
 424
 425    printf("\nPHY STUB: Received DL TTI Request");
 426 #if 0
 427    printf("\nPHY_STUB:  SFN     %d", dlTtiReq->sfn);
 428    printf("\nPHY_STUB:  SLOT    %d", dlTtiReq->slot);
 429    printf("\nPHY_STUB:  nPdus   %d", dlTtiReq->nPdus);
 430    printf("\nPHY_STUB:  nGroup  %d", dlTtiReq->nGroup);
 431    /* Printing SSB CONFIGURED VALUES */
 432    printf("\nPHY_STUB: physCellId   %d", dlTtiReq->pdus->u.ssb_pdu.physCellId);
 433    printf("\nPHY_STUB: betaPss      %d", dlTtiReq->pdus->u.ssb_pdu.betaPss);
 434    printf("\nPHY_STUB: ssbBlockIndex %d",       dlTtiReq->pdus->u.ssb_pdu.ssbBlockIndex);
 435    printf("\nPHY_STUB: ssbSubCarrierOffset %d", dlTtiReq->pdus->u.ssb_pdu.ssbSubCarrierOffset);
 436    printf("\nPHY_STUB: ssbOffsetPointA     %d", dlTtiReq->pdus->u.ssb_pdu.ssbOffsetPointA);
 437    printf("\nPHY_STUB: bchPayloadFlag      %d", dlTtiReq->pdus->u.ssb_pdu.bchPayloadFlag);
 438    printf("\nPHY_STUB: bchPayload          %x", dlTtiReq->pdus->u.ssb_pdu.bchPayload);
 439 #endif
 440         uint8_t pduCount = 0;
 441         if(dlTtiReq->nPdus == 0)
 442         {
 443                 DU_LOG("\nPHY_STUB: No PDU in DL TTI Request");
 444    }
 445         for(pduCount=0; pduCount<dlTtiReq->nPdus; pduCount++)
 446         {
 447                 if(dlTtiReq->pdus[pduCount].pduType == 3) //SSB_PDU_TYPE
 448                         DU_LOG("\nPHY_STUB: SSB PDU");
 449                 else if(dlTtiReq->pdus[pduCount].pduType == 0)
 450                         DU_LOG("\nPHY_STUB: PDCCH PDU");
 451                 else if(dlTtiReq->pdus[pduCount].pduType == 1)
 452                    DU_LOG("\nPHY_STUB: PDSCH PDU");
 453         }
 454 #endif
 455    return ROK;
 456 }
 457
 458 /*******************************************************************
 459 *
 460 * @brief Handles tx_data request received from MAC
 461 *
 462 * @details
 463 *
 464 *    Function : l1HdlTxDataReq
 465 *
 466 *    Functionality:
 467 *          -Handles tx_data request received from MAC
 468 *
 469 * @params[in]   Message length
 470 *               tx_data request message pointer
 471 *
 472 * @return void
 473 *
 474 * ****************************************************************/
 475
 476 PUBLIC S16 l1HdlTxDataReq(uint16_t msgLen, void *msg)
 477 {
 478 #ifdef FAPI
 479    DU_LOG("\nPHY STUB: Received TX DATA Request");
 480
 481    fapi_tx_data_req_t *txDataReq;
 482    txDataReq = (fapi_dl_tti_req_t *)msg;
 483 #endif
 484    return ROK;
 485 }
 486 /*******************************************************************
 487 *
 488 * @brief Handles Ul Tti request received from MAC
 489 *
 490 * @details
 491 *
 492 *    Function : l1HdlUlTtiReq
 493 *
 494 *    Functionality:
 495 *          -Handles Ul Tti request received from MAC
 496 *
 497 * @params[in]   Message length
 498 *               Ul Tti request message pointer
 499 *
 500 * @return void
 501 *
 502 * ****************************************************************/
 503
 504 PUBLIC S16 l1HdlUlTtiReq(uint16_t msgLen, void *msg)
 505 {
 506 #ifdef FAPI
 507    fapi_ul_tti_req_t *ulTtiReq;
 508
 509    DU_LOG("\nPHY STUB: Received UL TTI Request");
 510
 511    ulTtiReq = (fapi_ul_tti_req_t *)msg;
 512    uint8_t numPdus = ulTtiReq->nPdus;
 513
 514         if(numPdus == 0)
 515         {
 516                 DU_LOG("\nPHY STUB: No PDU in UL TTI");
 517    }
 518         while(numPdus)
 519         {
 520                 if(ulTtiReq->pdus->pduType == 0)
 521                         DU_LOG("\nPHY STUB: PRACH PDU");
 522                 numPdus--;
 523         }
 524    if(rachIndSent == false && ulTtiReq->slot == 8)
 525    {
 526       rachIndSent = true;
 527       l1BuildAndSendRachInd(ulTtiReq->slot, ulTtiReq->sfn);
 528    }
 529
 530 #endif
 531    return ROK;
 532 }
 533
 534 /*******************************************************************
 535  *
 536  * @brief Receives message from MAC
 537  *
 538  * @details
 539  *
 540  *    Function :  l1ProcessFapiRequest
 541  *
 542  *    Functionality:
 543  *       - Receives message from MAC and calls handler
 544  *
 545  * @params[in] Message type
 546  *             Message length
 547  *             Message pointer
 548  *
 549  * @return void
 550  *
 551  * ****************************************************************/
 552
 553 void l1ProcessFapiRequest(uint8_t msgType, uint32_t msgLen, void *msg)
 554 {
 555    switch(msgType)
 556    {
 557 #ifdef FAPI
 558       case FAPI_PARAM_REQUEST:
 559          l1HdlParamReq(msgLen, msg);
 560          break;
 561       case FAPI_CONFIG_REQUEST:
 562          l1HdlConfigReq(msgLen, msg);
 563          break;
 564       case FAPI_START_REQUEST:
 565          l1HdlStartReq(msgLen, msg);
 566          break;
 567       case FAPI_DL_TTI_REQUEST:
 568          l1HdlDlTtiReq(msgLen, msg);
 569          break;
 570       case FAPI_TX_DATA_REQUEST:
 571          l1HdlTxDataReq(msgLen, msg);
 572          break;
 573       case FAPI_UL_TTI_REQUEST:
 574          l1HdlUlTtiReq(msgLen, msg);
 575          break;
 576       default:
 577          DU_LOG("\nPHY_STUB: Invalid message type[%x] received at PHY", msgType);
 578          break;
 579 #endif
 580    }
 581 }
 582 /**********************************************************************
 583          End of file
 584 **********************************************************************/