+/******************************************************************
+ *
+ * @brief Fills Initial DL Bandwidth Part
+ *
+ * @details
+ *
+ * Function : fillInitDlBwp
+ *
+ * Functionality: Fills Initial DL Bandwidth Part
+ *
+ *
+ *****************************************************************/
+void fillInitDlBwp(InitialDlBwp *initDlBwp)
+{
+ uint8_t idx = 0;
+
+ if(initDlBwp)
+ {
+ /* Filling PDCCH Config */
+ initDlBwp->pdcchPresent = TRUE;
+ if(initDlBwp->pdcchPresent)
+ {
+ initDlBwp->pdcchCfg.numCRsetToAddMod = PDCCH_CTRL_RSRC_SET_ONE_ID;
+ memset(initDlBwp->pdcchCfg.cRSetToAddModList, 0, MAX_NUM_CRSET);
+ if(initDlBwp->pdcchCfg.numCRsetToAddMod <= MAX_NUM_CRSET)
+ {
+ initDlBwp->pdcchCfg.cRSetToAddModList[idx].cRSetId = \
+ PDCCH_CTRL_RSRC_SET_ONE_ID;
+ memset(initDlBwp->pdcchCfg.cRSetToAddModList[idx].freqDomainRsrc, 0,\
+ FREQ_DOM_RSRC_SIZE);
+ initDlBwp->pdcchCfg.cRSetToAddModList[idx].freqDomainRsrc[idx] =\
+ PDCCH_FREQ_DOM_RSRC;
+ initDlBwp->pdcchCfg.cRSetToAddModList[idx].duration = \
+ PDCCH_CTRL_RSRC_SET_ONE_DURATION;
+ initDlBwp->pdcchCfg.cRSetToAddModList[idx].cceRegMappingType = \
+ CCE_REG_MAPPINGTYPE_PR_NONINTERLEAVED;
+ initDlBwp->pdcchCfg.cRSetToAddModList[idx].precoderGranularity = \
+ ALL_CONTIGUOUS_RBS;
+ initDlBwp->pdcchCfg.cRSetToAddModList[idx].dmrsScramblingId = \
+ SCRAMBLING_ID;
+ }
+ initDlBwp->pdcchCfg.numCRsetToRel = 0;
+ /* Filling Serach Space */
+ initDlBwp->pdcchCfg.numSearchSpcToAddMod = PDCCH_CTRL_RSRC_SET_ONE_ID;
+ memset(initDlBwp->pdcchCfg.searchSpcToAddModList, 0, MAX_NUM_CRSET);
+ if(initDlBwp->pdcchCfg.numSearchSpcToAddMod <= MAX_NUM_CRSET)
+ {
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].searchSpaceId =\
+ PDCCH_SRCH_SPC_TWO_ID;
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].cRSetId = \
+ PDCCH_CTRL_RSRC_SET_ONE_ID;
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].\
+ mSlotPeriodicityAndOffset = SLOTPERIODICITYANDOFFSET_PR_SL1;
+ memset(initDlBwp->pdcchCfg.searchSpcToAddModList[idx].mSymbolsWithinSlot, 0,\
+ MONITORING_SYMB_WITHIN_SLOT_SIZE);
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].mSymbolsWithinSlot[idx] =\
+ PDCCH_SYMBOL_WITHIN_SLOT;
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].numCandidatesAggLevel1 =\
+ AGGREGATIONLEVEL_N8;
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].numCandidatesAggLevel2 =\
+ AGGREGATIONLEVEL_N8;
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].numCandidatesAggLevel4 =\
+ AGGREGATIONLEVEL_N4;
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].numCandidatesAggLevel8 =\
+ AGGREGATIONLEVEL_N2;
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].numCandidatesAggLevel16 =\
+ AGGREGATIONLEVEL_N1;
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].searchSpaceType = \
+ SEARCHSPACETYPE_PR_UE_SPECIFIC;
+ initDlBwp->pdcchCfg.searchSpcToAddModList[idx].ueSpecificDciFormat =\
+ PDCCH_SRCH_SPC_TWO_UE_SPEC_DCI_FORMAT;
+
+ initDlBwp->pdcchCfg.numSearchSpcToRel = 0;
+
+ }
+ }
+ /* Filling PDSCH Config */
+ initDlBwp->pdschPresent = TRUE;
+ if(initDlBwp->pdschPresent)
+ {
+ initDlBwp->pdschCfg.dmrsDlCfgForPdschMapTypeA.addPos = ADDITIONALPOSITION_POS0;
+ initDlBwp->pdschCfg.resourceAllocType = RESOURCEALLOCATION_TYPE1;
+ initDlBwp->pdschCfg.numTimeDomRsrcAlloc = 1;
+ initDlBwp->pdschCfg.timeDomRsrcAllociList[idx].mappingType = \
+ MAPPING_TYPEA;
+ initDlBwp->pdschCfg.timeDomRsrcAllociList[idx].startSymbolAndLength = \
+ PDSCH_START_SYMBOL_LEN;
+ initDlBwp->pdschCfg.rbgSize = RBG_SIZE_CONFIG1;
+ initDlBwp->pdschCfg.numCodeWordsSchByDci = CODEWORDS_SCHED_BY_DCI_N1;
+ initDlBwp->pdschCfg.bundlingType = TYPE_STATIC_BUNDLING;
+ }
+ }
+
+}
+
+/******************************************************************
+ *
+ * @brief Fills Initial UL Bandwidth Part
+ *
+ * @details
+ *
+ * Function : fillInitUlBwp
+ *
+ * Functionality: Fills Initial UL Bandwidth Part
+ *
+ *
+ *****************************************************************/
+void fillInitUlBwp(InitialUlBwp *initUlBwp)
+{
+ uint8_t idx;
+ if(initUlBwp)
+ {
+ initUlBwp->pucchPresent = FALSE;
+
+ /*Filling PUSCH Config */
+ initUlBwp->puschPresent = TRUE;
+ if(initUlBwp->puschPresent)
+ {
+ initUlBwp->puschCfg.dmrsUlCfgForPuschMapTypeA.addPos = ADDITIONALPOSITION_POS0;
+ initUlBwp->puschCfg.dmrsUlCfgForPuschMapTypeA.transPrecodDisabled. \
+ scramblingId0 = SCRAMBLING_ID;
+ initUlBwp->puschCfg.resourceAllocType = RESOURCEALLOCATION_TYPE1;
+ initUlBwp->puschCfg.numTimeDomRsrcAlloc = 1;
+ idx = 0;
+ if(initUlBwp->puschCfg.numTimeDomRsrcAlloc <= MAX_NUM_UL_ALLOC)
+ {
+ initUlBwp->puschCfg.timeDomRsrcAllocList[idx].k2 = PUSCH_K2;
+ initUlBwp->puschCfg.timeDomRsrcAllocList[idx].mappingType =\
+ MAPPING_TYPEA;
+ initUlBwp->puschCfg.timeDomRsrcAllocList[idx].startSymbolAndLength =\
+ PUSCH_START_SYMBOL_LEN;
+ }
+ initUlBwp->puschCfg.transformPrecoder = TRANSFORM_PRECODER_DISABLED;
+ }
+ }
+ else
+ {
+ DU_LOG("\n DUAPP: Memory is NULL of InitalUlBwp");
+ }
+
+}
+/******************************************************************
+ *
+ * @brief Fills SpCell Group Info
+ *
+ * @details
+ *
+ * Function : fillSpCellGrpInfo
+ *
+ * Functionality: Fills Sp Cell Group Info
+ *
+ *
+ *****************************************************************/
+void fillSpCellGrpInfo(SpCellCfg *spCell)
+{
+ if(spCell)
+ {
+ spCell->servCellIdx = SERV_CELL_IDX;
+ /* Filling Initial Dl Bwp */
+ fillInitDlBwp(&spCell->servCellCfg.initDlBwp);
+
+ spCell->servCellCfg.numDlBwpToAdd = 0;
+ spCell->servCellCfg.firstActvDlBwpId = ACTIVE_DL_BWP_ID;
+ spCell->servCellCfg.defaultDlBwpId = ACTIVE_DL_BWP_ID;
+ spCell->servCellCfg.bwpInactivityTmr = NULLP;
+ spCell->servCellCfg.pdschServCellCfg.maxMimoLayers = NULLP;
+ spCell->servCellCfg.pdschServCellCfg.maxCodeBlkGrpPerTb = NULLP;
+ spCell->servCellCfg.pdschServCellCfg.codeBlkGrpFlushInd = NULLP;
+ spCell->servCellCfg.pdschServCellCfg.xOverhead = NULLP;
+ spCell->servCellCfg.pdschServCellCfg.numHarqProcForPdsch =\
+ NUM_HARQ_PROC_FOR_PDSCH_N_16;
+ /* Filling Initial UL Bwp*/
+ fillInitUlBwp(&spCell->servCellCfg.initUlBwp);
+ spCell->servCellCfg.numUlBwpToAdd = 0;
+ spCell->servCellCfg.firstActvUlBwpId = ACTIVE_DL_BWP_ID;
+ }
+ else
+ {
+ DU_LOG("\n DU_APP: Memory is NULL for SpCellGrp");
+ }
+}
+
+/******************************************************************
+ *
+ * @brief Fills Physical Cell Group Info
+ *
+ * @details
+ *
+ * Function : fillPhyCellGrpInfo
+ *
+ * Functionality: Fills Physical Cell Group Info
+ *
+ *
+ *****************************************************************/
+void fillPhyCellGrpInfo(PhyCellGrpCfg *cellGrp)
+{
+ if(cellGrp)
+ {
+ cellGrp->pdschHarqAckCodebook = PDSCH_HARQ_ACK_CODEBOOK_DYNAMIC;
+ cellGrp->pNrFr1 = P_NR_FR1;
+ }
+ else
+ {
+ DU_LOG("\nDUAPP: Memory is NULL for Physical Cell Group");
+ }
+}
+
+/******************************************************************
+ *
+ * @brief Fills Mac Cell Group Info
+ *
+ * @details
+ *
+ * Function : fillMacCellGrpInfo
+ *
+ * Functionality: Fills Mac Cell Group Info
+ *
+ *
+ *****************************************************************/
+void fillMacCellGrpInfo(MacCellGrpCfg *cellGrp)
+{
+ uint8_t idx;
+
+ if(cellGrp)
+ {
+ /* Filling Scheduling Request Config */
+ cellGrp->schReqCfg.addModListCount = 1;
+ if(cellGrp->schReqCfg.addModListCount <= MAX_NUM_SR_CFG_PER_CELL_GRP)
+ {
+ for(idx = 0; idx < cellGrp->schReqCfg.addModListCount; idx++)
+ {
+ cellGrp->schReqCfg.addModList[idx].schedReqId = SCH_REQ_ID;
+ cellGrp->schReqCfg.addModList[idx].srProhibitTmr = SR_PROHIBIT_MS_32;
+ cellGrp->schReqCfg.addModList[idx].srTransMax = SR_TRANS_MAX_N_16;
+ }
+ }
+ cellGrp->schReqCfg.relListCount = 0;
+
+ /* Filling Tag config */
+ cellGrp->tagCfg.addModListCount = 1;
+ if(cellGrp->tagCfg.addModListCount <= MAC_NUM_TAGS)
+ {
+ for(idx = 0; idx < cellGrp->tagCfg.addModListCount; idx++)
+ {
+ cellGrp->tagCfg.addModList[idx].tagId = TAG_ID;
+ cellGrp->tagCfg.addModList[idx].timeAlignTimer = TIME_ALIGNMENT_TIMER_INFINITY;
+ }
+ }
+ cellGrp->tagCfg.relListCount = 0;
+
+ /* Filling PHR config */
+ cellGrp->phrCfgSetupPres = true;
+ cellGrp->phrCfg.periodicTimer = PHR_PERIODIC_TIMER_INFINITY;
+ cellGrp->phrCfg.prohibitTimer = PHR_PROHIBIT_TIMER_SF_0;
+ cellGrp->phrCfg.txPowerFactor = PHR_TX_PWR_FACTOR_CHANGE_INFINITY;
+ cellGrp->phrCfg.multiplePHR = false;
+ cellGrp->phrCfg.dummy = false;
+ cellGrp->phrCfg.phrType2OtherCell = false;
+ cellGrp->phrCfg.phrOtherCG = PHR_MODE_OTHER_CG_REAL;
+
+ }
+ else
+ {
+ DU_LOG("\nDUAPP: Memory is NULL for Master Cell Group");
+ }
+}
+
+/******************************************************************
+ *
+ * @brief Fills Logical Channel Config List
+ *
+ * @details
+ *
+ * Function : fillLcCfgList
+ *
+ * Functionality: Fills Logical channel Config List
+ *
+ *
+ *****************************************************************/
+void fillLcCfgList(LcCfg *lcCfgInfo)
+{
+ if(lcCfgInfo)
+ {
+ lcCfgInfo->lcId = SRB_ID_1;
+ lcCfgInfo->drbQos = NULLP;
+ lcCfgInfo->snssai = NULLP;
+ lcCfgInfo->ulLcCfg = NULLP;
+ lcCfgInfo->dlLcCfg.lcp = LC_PRIORITY_1;
+
+#if 0
+ /* TODO: To be filled on receving UE CONTEXT SETUP from CU */
+ /* Filling Qos characteristics */
+ lcCfgInfo->drbQos.fiveQiType = QoS_Characteristics_PR_non_Dynamic_5QI;
+ lcCfgInfo->drbQos.u.nonDyn5Qi.fiveQi = 0;
+ lcCfgInfo->drbQos.u.nonDyn5Qi.priorLevel = 0;
+ lcCfgInfo->drbQos.u.nonDyn5Qi.avgWindow = 0;
+ lcCfgInfo->drbQos.u.nonDyn5Qi.maxDataBurstVol = 0;
+
+ /* Filling NgRAN */
+ lcCfgInfo->drbQos.ngRanRetPri.priorityLevel = PriorityLevel_highest;
+ lcCfgInfo->drbQos.ngRanRetPri.preEmptionCap = \
+ Pre_emptionCapability_may_trigger_pre_emption;
+ lcCfgInfo->drbQos.ngRanRetPri.preEmptionVul = \
+ Pre_emptionVulnerability_not_pre_emptable;
+
+ /* Filling Grb Qos */
+ lcCfgInfo->drbQos.grbQosInfo.maxFlowBitRateDl = 0;
+ lcCfgInfo->drbQos.grbQosInfo.maxFlowBitRateUl = 0;
+ lcCfgInfo->drbQos.grbQosInfo.guarFlowBitRateDl = 0;
+ lcCfgInfo->drbQos.grbQosInfo.guarFlowBitRateUl = 0;
+
+ /* Filling S-NSSAI */
+ /* TODO :To be filled when UE Context Setup Request is sent from CU */
+ /* Filling UL Logical Channel Config */
+ lcCfgInfo->ulLcCfg.priority = 0;
+ lcCfgInfo->ulLcCfg.lcGroup = 0;
+ lcCfgInfo->ulLcCfg.schReqId = 0;
+ lcCfgInfo->ulLcCfg.pbr = 0;
+ lcCfgInfo->ulLcCfg.bsd = 0;
+
+ /* Filling DL Logical Channel Config */
+ lcCfgInfo->dlLcCfg.lcp = 0;
+#endif
+ }
+ else
+ {
+ DU_LOG("\n Memory is null for LcCfgList");
+ }
+}
+
+/******************************************************************
+ *
+ * @brief Fills MacUeCfg structure
+ *
+ * @details
+ *
+ * Function : fillMacUeCfg
+ *
+ * Functionality: Fills MacUeCfg
+ *
+ *
+ *****************************************************************/
+void fillMacUeCfg(MacUeCfg *ueCfg)
+{
+ uint8_t idx;
+
+ /* Filling MacCellGroup Config */
+ fillMacCellGrpInfo(&ueCfg->macCellGrpCfg);
+ /* Filling PhyCellGroup Config */
+ fillPhyCellGrpInfo(&ueCfg->phyCellGrpCfg);
+ /* Filling SpCellGroup Config */
+ fillSpCellGrpInfo(&ueCfg->spCellCfg);
+ /* Filling AMBR for UL and DL */
+ ueCfg->maxAggrBitRate = NULLP;
+ /* Filling LC Context */
+ ueCfg->numLcs = SRB_ID_1;
+ if(ueCfg->numLcs < MAX_NUM_LOGICAL_CHANNELS)
+ {
+ for(idx = 0; idx < ueCfg->numLcs; idx++)
+ {
+ fillLcCfgList(&ueCfg->lcCfgList[idx]);
+ }
+ }
+
+}
+
+/******************************************************************
+ *
+ * @brief creates UE context
+ *
+ * @details
+ *
+ * Function : duCreateUeCb
+ *
+ * Functionality: Creates UE Conetxt
+ *
+ * @params[in] UeCcchCtxt Pointer
+ * UeIdx Pointer
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ * ****************************************************************/
+uint8_t duCreateUeCb(UeCcchCtxt *ueCcchCtxt, uint32_t gnbCuUeF1apId)
+{
+ uint8_t cellIdx = 0;
+ uint8_t ret = ROK;
+ uint8_t ueIdx;
+
+ for(cellIdx = 0; cellIdx < DU_MAX_CELLS; cellIdx++)
+ {
+ if(ueCcchCtxt->cellId == duCb.actvCellLst[cellIdx]->cellId)
+ {
+ ueIdx = ueCcchCtxt->crnti % DU_UE_START_CRNTI;
+ DU_LOG("\nDU_APP: Filling UeCb for ueIdx [%d]", ueIdx);
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx].gnbDuUeF1apId = ueCcchCtxt->gnbDuUeF1apId;
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx].gnbCuUeF1apId = gnbCuUeF1apId;
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx].ueState = UE_ACTIVE;
+
+ /* Filling Mac Ue Config */
+ memset(&duCb.actvCellLst[cellIdx]->ueCb[ueIdx].macUeCfg, 0, sizeof(MacUeCfg));
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx].macUeCfg.cellIdx = ueCcchCtxt->cellId;
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx].macUeCfg.ueIdx = ueIdx;
+ duCb.actvCellLst[cellIdx]->ueCb[ueIdx].macUeCfg.crnti = ueCcchCtxt->crnti;
+ fillMacUeCfg(&duCb.actvCellLst[cellIdx]->ueCb[ueIdx].macUeCfg);
+ duCb.actvCellLst[cellIdx]->numActvUes++;
+ memset(ueCcchCtxt, 0, sizeof(UeCcchCtxt));
+
+ /* Send Ue Create Request to MAC */
+ ret = duBuildAndSendUeCreateReqToMac(duCb.actvCellLst[cellIdx]->ueCb[ueIdx].macUeCfg.cellIdx, ueIdx);
+ if(ret)
+ DU_LOG("\nDU_APP: Failed to send UE create request to MAC");
+ }
+ }
+
+ return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Builds and Send UE Create Request to MAC
+ *
+ * @details
+ *
+ * Function : duBuildAndSendUeCreateReqToMac
+ *
+ * Functionality: Builds and Send UE Create Request to MAC
+ *
+ * @Params[in] cellId,
+ * ueIdx
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duBuildAndSendUeCreateReqToMac(uint16_t cellId, uint8_t ueIdx)
+{
+ uint8_t ret = ROK;
+ MacUeCfg *macUeCfg = NULLP;
+ Pst pst;
+
+ memset(&pst, 0, sizeof(Pst));
+
+ /* Fill Pst */
+ pst.selector = DU_MAC_LWLC;
+ pst.srcEnt = ENTDUAPP;
+ pst.srcInst = DU_INST;
+ pst.dstEnt = ENTRG;
+ pst.dstInst = 0;
+ pst.dstProcId = DU_PROC;
+ pst.srcProcId = DU_PROC;
+ pst.region = DU_APP_MEM_REGION;
+ pst.pool = DU_POOL;
+ pst.event = EVENT_MAC_UE_CREATE_REQ;
+
+ /* Copying ueCb to a sharable buffer */
+ DU_ALLOC_SHRABL_BUF(macUeCfg, sizeof(MacUeCfg));
+ if(macUeCfg)
+ {
+ memset(macUeCfg, 0, sizeof(MacUeCfg));
+ memcpy(macUeCfg, &duCb.actvCellLst[cellId - 1]->ueCb[ueIdx].macUeCfg, sizeof(MacUeCfg));
+ /* Processing one Ue at a time to MAC */
+ ret = (*packMacUeCreateReqOpts[pst.selector])(&pst, macUeCfg);
+ if(ret)
+ {
+ DU_LOG("\nDU_APP : Failure in sending Ue Create Req to MAC");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, macUeCfg, sizeof(MacUeCfg));
+ ret = RFAILED;
+ }
+ }
+ else
+ {
+ DU_LOG("\n DU_APP: Memory alloc failed at duBuildAndSendUeCreateReq()");
+ ret = RFAILED;
+ }
+ return ret;
+}