################################################################################
*******************************************************************************/
-/* This file contains message handling functionality for DU APP */
-#include "du_cell_mgr.h"
+/* This file contains message handling functionality for DU cell management */
+#include "common_def.h"
+#include "lrg.h"
+#include "legtp.h"
+#include "lrg.x"
+#include "lkw.x"
+#include "rgr.h"
+#include "rgr.x"
+#include "du_app_mac_inf.h"
+#include "du_app_rlc_inf.h"
#include "du_cfg.h"
-#include "PLMN-Identity.h"
-#include "RICeventTriggerDefinition.h"
+#include "du_mgr.h"
+#include "du_utils.h"
+#include "du_cell_mgr.h"
+#include "PCCH-Config.h"
-extern DuCfgParams duCfgParam;
+#ifdef O1_ENABLE
-extern S16 cmPkRgrCfgReq(Pst* pst, RgrCfgTransId transId, \
- RgrCfgReqInfo *cfgReqInfo);
+#include "AlarmInterface.h"
+#include "CmInterface.h"
-extern S16 duBuildAndSendMacCellCfg();
+#endif
+
+DuMacCellDeleteReq packMacCellDeleteReqOpts[] =
+{
+ packDuMacCellDeleteReq, /* Loose coupling */
+ MacProcCellDeleteReq, /* TIght coupling */
+ packDuMacCellDeleteReq /* Light weight-loose coupling */
+};
/*******************************************************************
*
*
* @details
*
- * Function : procCellsToBeActivated
+ * Function : duProcCellsToBeActivated
*
* Functionality:
* - Processes cells to be activated list received in F1SetupRsp
* RFAILED - failure
*
* ****************************************************************/
-S16 procCellsToBeActivated(Cells_to_be_Activated_List_t cellsToActivate)
+uint8_t duProcCellsToBeActivated(uint8_t *plmnStr, uint16_t nci, uint16_t nRPci)
{
- U16 idx;
- S16 ret;
+ uint8_t ret = ROK;
+ DuCellCb *cellCb = NULLP;
+ uint8_t cfgIdx, tmpPlmn[4];
- for(idx=0; idx<cellsToActivate.list.count; idx++)
+ for(cfgIdx=0; cfgIdx<duCb.numCfgCells; cfgIdx++)
{
- U16 nci;
- U16 pci;
- DuCellCb *cellCb = NULLP;
-
- Cells_to_be_Activated_List_Item_t cell = cellsToActivate.list.array[idx]->\
- value.choice.Cells_to_be_Activated_List_Item;
-
- bitStringToInt(&cell.nRCGI.nRCellIdentity, &nci);
- if(cell.nRPCI)
- {
- pci = *cell.nRPCI;
- }
- if(ROK != (cmHashListFind(&(duCb.cellLst), (U8*) &nci, sizeof(nci),
- 0, (PTR*)cellCb)))
- {
- return RFAILED;
- }
- if(!cellCb)
- {
- DU_LOG("\nDU_APP : HashList Find failed for nci [%d]", nci);
- return RFAILED;
- }
- cellCb->cellStatus = ACTIVATION_IN_PROGRESS;
- cellCb->cellInfo.nrPci = pci;
-
- /* Now remove this cell from configured list and move to active list */
- ret = cmHashListDelete(&(duCb.actvCellLst), (PTR)(cellCb));
- if(ret != ROK)
- {
- DU_LOG("\nDU_APP : HashListInsert into ActvCellLst failed for [%d]", nci);
- }
- ret = cmHashListInsert(&(duCb.actvCellLst), (PTR)(cellCb),
- (U8 *)&(nci), (U16) sizeof(nci));
-
- if(ret != ROK)
+ memset(tmpPlmn, 0, 4);
+ buildPlmnId(duCb.cfgCellLst[cfgIdx]->cellInfo.nrEcgi.plmn, tmpPlmn);
+ if(duCb.cfgCellLst[cfgIdx]->cellInfo.nrEcgi.cellId == nci &&
+ (strcmp((const char*)tmpPlmn, (const char*)plmnStr) == 0))
{
- DU_LOG("\nDU_APP : HashListInsert into ActvCellLst failed for [%d]", nci);
- break;
+ cellCb = duCb.cfgCellLst[cfgIdx];
+ break;
}
else
{
- DU_LOG("\nDU_APP : HashListInsert into ActvCellLst successful for [%d]", nci);
+ DU_LOG("\nERROR --> DU APP : No Cell found for NCI %d", nci);
+ return RFAILED;
}
}
- /* Start sending scheduler config */
- if(ret == ROK)
+ cellCb->cellStatus = ACTIVATION_IN_PROGRESS;
+ cellCb->cellInfo.nrPci = nRPci;
+
+ duCb.actvCellLst[cellCb->cellId -1] = cellCb;
+ duCb.numActvCells++;
+
+ if(duBuildAndSendMacCellCfg(cellCb->cellId) != ROK)
{
- //TODO: uncomment later duSendSchGnbCfg();
+ DU_LOG("\nERROR --> DU APP : macCellCfg build and send failed");
+ /* Delete cell from actvCellList */
+ duCb.actvCellLst[cellCb->cellId -1] = NULLP;
+ --(duCb.numActvCells);
+ ret = RFAILED;
}
+ return ret;
+}
- return ROK;
+/*******************************************************************
+ *
+ * @brief Handles DU F1Setup Rsp received in F1AP
+ *
+ * @details
+ *
+ * Function : duProcF1SetupRsp
+ *
+ * Functionality:
+ * - Handles DU F1Setup Rsp received in F1AP
+ *
+ * @params[in] Pointer to F1SetupRsp
+ * @return void
+ *
+ ******************************************************************/
+void duProcF1SetupRsp()
+{
+ DU_LOG("\nINFO --> DU_APP : F1 Setup Response received");
+ duCb.f1Status = TRUE; //Set F1 status as true
}
-/******************************************************************
+/*******************************************************************
*
-* @brief Processes E2 Setup Response sent by RIC
+* @brief Returns cellCb based on cell ID
*
* @details
*
-* Function : procE2SetupRsp
+* Function : duGetCellCb
*
-* Functionality: Processes E2 Setup Response sent by RIC
+* Functionality: Returns DU APP CellCb based on cell ID
*
-* @params[in] E2AP_PDU_t ASN decoded E2AP message
+* @params[in] F1AP_PDU_t ASN decoded F1AP message
* @return ROK - success
* RFAILED - failure
*
* ****************************************************************/
-S16 procE2SetupRsp(E2AP_PDU_t *e2apMsg)
+uint8_t duGetCellCb(uint16_t cellId, DuCellCb **cellCb)
{
- E2setupResponse_t *e2SetRspMsg;
- E2apMsgDb e2SetupRspDb;
- U8 idx;
-
- DU_LOG("\nE2AP : E2 Setup Response received");
- duCb.e2Status = TRUE; //Set E2 status as true
- e2SetRspMsg = &e2apMsg->choice.successfulOutcome->value.choice.E2setupResponse;
+ uint8_t cellIdx = 0;
- for(idx=0; idx<e2SetRspMsg->protocolIEs.list.count; idx++)
+ for(cellIdx=0; cellIdx < MAX_NUM_CELL; cellIdx++)
{
- switch(e2SetRspMsg->protocolIEs.list.array[idx]->id)
+ if(duCb.actvCellLst[cellIdx] && (duCb.actvCellLst[cellIdx]->cellId == cellId))
{
- case ProtocolIE_IDE2_id_GlobalRIC_ID:
- {
- /* To store the Ric Id Params */
- U32 recvBufLen;
- memset(&e2SetupRspDb.plmn, 0, sizeof(PLMN_IdentityE2_t));
-
- recvBufLen = sizeof(e2SetRspMsg->protocolIEs.list.array[idx]->value.choice.GlobalRIC_ID.pLMN_Identity);
-
- bitStringToInt(&e2SetRspMsg->protocolIEs.list.array[idx]->value.choice.GlobalRIC_ID.ric_ID, &e2SetupRspDb.ricId);
-
- aper_decode(0, &asn_DEF_PLMN_IdentityE2, (void **)&e2SetupRspDb.plmn, &e2SetRspMsg->protocolIEs.list.array[idx]->value.choice.GlobalRIC_ID.pLMN_Identity, recvBufLen, 0, 0);
- //xer_fprint(stdout, &asn_DEF_PLMN_IdentityE2, &e2SetupRspDb.plmn);
-
- break;
- }
- default:
- DU_LOG("\nE2AP : Invalid IE received in E2SetupRsp:%ld",
- e2SetRspMsg->protocolIEs.list.array[idx]->id);
- break;
+ *cellCb = duCb.actvCellLst[cellIdx];
+ break;
}
}
- RETVALUE(ROK);
+
+ if(!*cellCb)
+ {
+ DU_LOG("\nERROR --> DU APP : Cell Id %d not found in DU APP", cellId);
+ return RFAILED;
+ }
+
+ return ROK;
}
-/******************************************************************
-*
-* @brief Processes RIC Subscription Req sent by RIC
+/*****************************************************************
+* @brief Handles slot indication from MAC
*
* @details
*
-* Function : procRicSubsReq
+* Function : duHandleSlotInd
*
-* Functionality: Processes E2 Setup Response sent by CU
-*
-* @params[in] E2AP_PDU_t ASN decoded E2AP message
-* @return ROK - success
-* RFAILED - failure
-*
-* ****************************************************************/
-
-S16 procRicSubsReq(E2AP_PDU_t *e2apMsg)
+* Functionality:
+* Handles slot indication from MAC
+*
+* @params[in] Post structure pointer
+* SlotTimingInfo *slotIndInfo
+* @return ROK - success
+* RFAILED - failure
+*
+*
+*****************************************************************/
+uint8_t duHandleSlotInd(Pst *pst, SlotTimingInfo *slotIndInfo)
{
- S16 ret = ROK;
- U8 idx;
- U8 ied;
- RICsubscriptionRequest_t *ricSubsReq;
- RICaction_ToBeSetup_ItemIEs_t *actionItem;
- E2apMsgDb ricReqDb;
-
- DU_LOG("\nE2AP : Ric Subscription request received");
- ricSubsReq = &e2apMsg->choice.initiatingMessage->value.choice.RICsubscriptionRequest;
-
- for(idx=0; idx<ricSubsReq->protocolIEs.list.count; idx++)
+ uint8_t cellIdx = 0, ret = ROK;
+ DuCellCb *duCellCb;
+
+ if(slotIndInfo)
{
- switch(ricSubsReq->protocolIEs.list.array[idx]->id)
- {
- case ProtocolIE_IDE2_id_RICrequestID:
- {
- ricReqDb.ricReqId = ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricRequestorID;
- ricReqDb.ricInstanceId = ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICrequestID.ricInstanceID;
- break;
- }
- case ProtocolIE_IDE2_id_RANfunctionID:
- {
- ricReqDb.ranFuncId = ricSubsReq->protocolIEs.list.array[idx]->value.choice.RANfunctionID;
- break;
- }
- case ProtocolIE_IDE2_id_RICsubscriptionDetails:
- {
- U32 recvBufLen;
- memset(&ricReqDb.ricEventTrigger, 0, sizeof(RICeventTriggerDefinition_t));
-
- recvBufLen = sizeof(ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICsubscriptionDetails.ricEventTriggerDefinition);
-
- aper_decode(0, &asn_DEF_RICeventTriggerDefinition, (void **)&ricReqDb.ricEventTrigger, &(ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICsubscriptionDetails.ricEventTriggerDefinition), recvBufLen, 0, 0);
- //xer_fprint(stdout, &asn_DEF_RICeventTriggerDefinition, &ricReqDb.ricEventTrigger);
-
- actionItem = *ricSubsReq->protocolIEs.list.array[idx]->value.choice.RICsubscriptionDetails.ricAction_ToBeSetup_List.list.array;
-
- for(ied = 0; ied < ricSubsReq->protocolIEs.list.array[idx]->value.choice.\
- RICsubscriptionDetails.ricAction_ToBeSetup_List.list.count; ied++)
- {
- switch(actionItem->id)
- {
- case ProtocolIE_IDE2_id_RICaction_ToBeSetup_Item:
- {
- ricReqDb.ricActionId = actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionID;
- ricReqDb.ricActionType = actionItem->value.choice.RICaction_ToBeSetup_Item.ricActionType;
- break;
- }
- default:
- DU_LOG("\nE2AP : Invalid IE received in RicSetupLst:%ld",actionItem->id);
- break;
- }
- }
-
- break;
- }
+ GET_CELL_IDX(slotIndInfo->cellId, cellIdx);
+ duCellCb = duCb.actvCellLst[cellIdx];
- default:
- DU_LOG("\nE2AP : Invalid IE received in Ric SubsReq:%ld",
- ricSubsReq->protocolIEs.list.array[idx]->id);
- break;
+ if(duCellCb)
+ {
+ duCellCb->currSlotInfo.sfn = slotIndInfo->sfn;
+ duCellCb->currSlotInfo.slot = slotIndInfo->slot;
}
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : CellId[%d] doesnot exist", slotIndInfo->cellId);
+ ret = RFAILED;
+ }
+ DU_FREE_SHRABL_BUF(pst->region, pst->pool, slotIndInfo, sizeof(SlotTimingInfo));
}
- ret = BuildAndSendRicSubscriptionRsp();
-
- RETVALUE(ret);
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : Recevied null pointer from MAC");
+ ret = RFAILED;
+ }
+ return(ret);
}
-
-/******************************************************************
-*
-* @brief Processes F1 Setup Response sent by CU
-*
-* @details
-*
-* Function : procF1SetupRsp
-*
-* Functionality: Processes F1 Setup Response sent by CU
-*
-* @params[in] F1AP_PDU_t ASN decoded F1AP message
-* @return ROK - success
-* RFAILED - failure
-*
-* ****************************************************************/
-S16 procF1SetupRsp(F1AP_PDU_t *f1apMsg)
+/*******************************************************************
+ *
+ * @brief Handles cell up indication from MAC
+ *
+ * @details
+ *
+ * Function : duHandleCellUpInd
+ *
+ * Functionality:
+ * Handles cell up indication from MAC
+ *
+ * @params[in] Post structure pointer
+ * cell Up info
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t duHandleCellUpInd(Pst *pst, OduCellId *cellId)
{
- S16 ret = ROK;
+ DuCellCb *cellCb = NULLP;
- F1SetupResponse_t *f1SetRspMsg;
- F1SetupRsp f1SetRspDb;
- GNB_CU_Name_t *cuName;
- RRC_Version_t *rrc_Ver;
- U16 idx;
+ if(cellId->cellId <=0 || cellId->cellId > MAX_NUM_CELL)
+ {
+ DU_LOG("\nERROR --> DU APP : Invalid Cell Id %d in duHandleCellUpInd()", cellId->cellId);
+ return RFAILED;
+ }
- DU_LOG("\nDU_APP : F1 Setup Response received");
- printf("\nDU_APP : F1 Setup Response received");
- duCb.f1Status = TRUE; //Set F1 status as true
- f1SetRspMsg = &f1apMsg->choice.successfulOutcome->value.choice.F1SetupResponse;
+ if(duGetCellCb(cellId->cellId, &cellCb) != ROK)
+ return RFAILED;
- for(idx=0; idx<f1SetRspMsg->protocolIEs.list.count; idx++)
+ if((cellCb != NULL) && (cellCb->cellStatus == ACTIVATION_IN_PROGRESS))
{
-// F1SetupResponseIEs_t f1RspIe = f1SetRspMsg->protocolIEs.list.array[idx];
- switch(f1SetRspMsg->protocolIEs.list.array[idx]->id)
+ DU_LOG("\nINFO --> DU APP : 5G-NR Cell %d is UP", cellId->cellId);
+ cellCb->cellStatus = ACTIVATED;
+ gCellStatus = CELL_UP;
+
+ if(duCfgParam.tempSliceCfg.rrmPolicy)
+ BuildAndSendSliceConfigReq(duCfgParam.tempSliceCfg.rrmPolicy, duCfgParam.tempSliceCfg.totalRrmPolicy, duCfgParam.tempSliceCfg.totalSliceCount);
+#ifdef O1_ENABLE
+ DU_LOG("\nINFO --> DU APP : Raise cell UP alarm for cell id=%d", cellId->cellId);
+ raiseCellAlrm(CELL_UP_ALARM_ID, cellId->cellId);
+ setCellOpState(cellId->cellId, ENABLED, ACTIVE);
+#endif
+
+ }
+
+ if((pst->selector == ODU_SELECTOR_LWLC) || (pst->selector == ODU_SELECTOR_TC))
+ DU_FREE_SHRABL_BUF(pst->region, pst->pool, cellId, sizeof(OduCellId));
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Handle Cell delete response from MAC
+ *
+ * @details
+ *
+ * Function : DuProcMacCellDeleteRsp
+ *
+ * Functionality: Handle Cell delete response from MAC
+ *
+ * @params[in] Pointer to MacCellDeleteRsp and Pst
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t DuProcMacCellDeleteRsp(Pst *pst, MacCellDeleteRsp *deleteRsp)
+{
+ uint8_t ret = ROK;
+ uint16_t cellIdx=0;
+
+ if(deleteRsp)
+ {
+ if(deleteRsp->result == SUCCESSFUL_RSP)
{
- case ProtocolIE_ID_id_Cells_to_be_Activated_List:
- {
- procCellsToBeActivated(f1SetRspMsg->protocolIEs.list.array[idx]->\
- value.choice.Cells_to_be_Activated_List);
- break;
- }
- //TODO: where to store and how to use below variables?can they be skipped
- case ProtocolIE_ID_id_TransactionID:
- {
- f1SetRspDb.transId = f1SetRspMsg->protocolIEs.list.array[idx]->\
- value.choice.TransactionID;
- break;
- }
- case ProtocolIE_ID_id_gNB_CU_Name:
+ GET_CELL_IDX(deleteRsp->cellId, cellIdx);
+ DU_LOG("\nINFO --> DU APP : MAC CELL Delete Response : SUCCESS [CELL IDX : %d]", deleteRsp->cellId);
+ if(duCb.actvCellLst[cellIdx] && (duCb.actvCellLst[cellIdx]->cellId == deleteRsp->cellId))
{
- cuName = &f1SetRspMsg->protocolIEs.list.array[idx]->\
- value.choice.GNB_CU_Name;
- strcpy(f1SetRspDb.cuName, (const char*)cuName->buf);
- break;
+ memset(duCb.actvCellLst[cellIdx], 0, sizeof(DuCellCb));
+ gCellStatus = CELL_DOWN;
+
+#ifdef O1_ENABLE
+ DU_LOG("\nINFO --> DU APP : Raise cell down alarm for cell id=%d", deleteRsp->cellId);
+ raiseCellAlrm(CELL_DOWN_ALARM_ID, deleteRsp->cellId);
+ setCellOpState(deleteRsp->cellId, DISABLED, INACTIVE);
+#endif
+
+ duCb.numActvCells--;
+ duCb.numCfgCells--;
+ DU_FREE(duCb.actvCellLst[cellIdx], sizeof(DuCellCb));
+
}
- case ProtocolIE_ID_id_GNB_CU_RRC_Version:
+ else
{
- rrc_Ver = &f1SetRspMsg->protocolIEs.list.array[idx]->\
- value.choice.RRC_Version;
- strcpy(f1SetRspDb.rrcVersion.rrcVer,
- (const char*)rrc_Ver->latest_RRC_Version.buf);
- break;
+ DU_LOG("\nERROR --> DU APP : DuProcMacCellDeleteRsp(): CellId [%d] doesnot exist", deleteRsp->cellId);
+ ret = RFAILED;
}
- default:
- DU_LOG("\nDU_APP : Invalid IE received in F1SetupRsp:%ld",
- f1SetRspMsg->protocolIEs.list.array[idx]->id);
}
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : DuProcMacCellDeleteRsp(): MAC CELL Delete Response : FAILED\
+ [CELL IDX : %d]", deleteRsp->cellId);
+ ret = RFAILED;
+ }
+ DU_FREE_SHRABL_BUF(pst->region, pst->pool, deleteRsp, sizeof(MacCellDeleteRsp));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : DuProcMacCellDeleteRsp(): Received MAC cell delete response is NULL");
+ ret = RFAILED;
}
-
- /* TODO :Check the deallocation */
-#if 0
- SPutSBuf(DU_APP_MEM_REGION, DU_POOL,(Data *)&(f1SetupRsp->protocolIEs.list.array),\
- (Size)elementCnt * sizeof(F1SetupResponseIEs_t *));
- SPutSBuf(DU_APP_MEM_REGION, DU_POOL,(Data *)&(f1apMsg->choice.successfulOutcome),\
- (Size)sizeof(SuccessfulOutcome_t));
- SPutSBuf(DU_APP_MEM_REGION, DU_POOL,(Data *)&f1apMsg,(Size)sizeof(F1AP_PDU_t));
-#endif
-
- /* Build and send Mac Cell Cfg Paramaters */
- //ret = duBuildAndSendMacCellCfg();
- ret = BuildAndSendDUConfigUpdate();
-
return ret;
}
-/******************************************************************
-*
-* @brief Send gNB cfg to scheduler via MAC
-*
-* @details
-*
-* Function : duSendSchGnbCfg
-*
-* Functionality: Send gNB cfg to scheduler via MAC
-*
-* @return ROK - success
-* RFAILED - failure
-*
-* ****************************************************************/
-S16 duSendSchGnbCfg()
+/*******************************************************************
+ *
+ * @brief Sending Cell Delete Req To Mac
+ *
+ * @details
+ *
+ * Function : sendCellDeleteReqToMac
+ *
+ * Functionality:
+ * sending Cell Delete Req To Mac
+ *
+ * @params[in] uint16_t cellId
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ *
+ *****************************************************************/
+
+uint8_t sendCellDeleteReqToMac(uint16_t cellId)
{
+ Pst pst;
+ uint8_t ret=ROK;
+ MacCellDelete *cellDelete = NULLP;
+
+ DU_ALLOC_SHRABL_BUF(cellDelete, sizeof(MacCellDelete));
+ if(cellDelete)
+ {
+ cellDelete->cellId = cellId;
+ FILL_PST_DUAPP_TO_MAC(pst, EVENT_MAC_CELL_DELETE_REQ);
- RgrCfgReqInfo *cfgReq = NULLP;
- MacSchedGnbCfg *cfg = NULLP;
- U32 transId = 1;
+ DU_LOG("\nINFO --> DU APP : Sending Cell Delete Request to MAC");
+ /* Processing one Cell at a time to MAC */
+ ret = (*packMacCellDeleteReqOpts[pst.selector])(&pst, cellDelete);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> DU APP : sendCellDeleteReqToMac(): Failed to send Cell delete Req to MAC");
+ DU_FREE_SHRABL_BUF(DU_APP_MEM_REGION, DU_POOL, cellDelete, sizeof(MacCellDelete));
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> DU APP : sendCellDeleteReqToMac(): Failed to allocate memory");
+ ret = RFAILED;
+ }
+ return ret;
+}
- DU_ALLOC(cfgReq, sizeof(RgrCfgReqInfo));
- if( cfgReq == NULLP)
+/*******************************************************************
+ *
+ * @brief DU preocess Cell Delete Req to MAC
+ *
+ * @details
+ *
+ * Function : duSendCellDeletReq
+ *
+ * Functionality: DU process Cell Delete Req to MAC
+ *
+ * @params[in] uint16_t cellId
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t duSendCellDeletReq(uint16_t cellId)
+{
+ uint16_t cellIdx = 0;
+ DU_LOG("\nINFO --> DU APP : Processing Cell Delete Request ");
+ GET_CELL_IDX(cellId, cellIdx);
+
+ if(duCb.actvCellLst[cellIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> DU APP : duSendCellDeletReq(): CellId[%d] is not found", cellId);
+ return RFAILED;
+ }
+
+ if(duCb.actvCellLst[cellIdx]->cellId != cellId)
{
- DU_LOG("\nDU_APP : Mem allocation failed in duSendSchGnbCfg");
+ DU_LOG("\nERROR --> DU APP : duSendCellDeletReq(): CellId[%d] is not found", cellId);
return RFAILED;
+
+ }
+
+ if(duCb.actvCellLst[cellIdx]->cellStatus != DELETION_IN_PROGRESS)
+ {
+ DU_LOG("\nERROR --> DU APP : duSendCellDeletReq(): CellStatus[%d] of cellId[%d] is not correct.\
+ Expected CellStatus is DELETION_IN_PROGRESS",duCb.actvCellLst[cellIdx]->cellStatus, cellId);
+ return RFAILED;
}
- cfgReq->action = SCH_CONFIG;
- cfgReq->u.cfgInfo.cfgType = MAC_GNB_CFG;
- cfg = &(cfgReq->u.cfgInfo.u.schedGnbCfg);
- cfg->numTxAntPorts = duCfgParam.schedCfg.numTxAntPorts;
- cfg->ulSchdType = duCfgParam.schedCfg.ulSchdType;
- cfg->dlSchdType = duCfgParam.schedCfg.dlSchdType;
- cfg->numCells = duCfgParam.schedCfg.numCells;
- cfg->maxUlUePerTti = duCfgParam.schedCfg.maxUlUePerTti;
- cfg->maxDlUePerTti = duCfgParam.schedCfg.maxDlUePerTti;
-
- if(ROK != duSendSchGnbCfgToMac(cfgReq, transId))
+ if(duBuildAndSendMacCellStop(cellId) == RFAILED)
{
+ DU_LOG("\nERROR --> DU APP : duSendCellDeletReq(): Failed to build and send cell stop request to MAC for\
+ cellId[%d]",cellId);
return RFAILED;
}
return ROK;
}
-/******************************************************************
-*
-* @brief Send gNB cfg to scheduler via MAC
-*
-* @details
-*
-* Function : duSendSchGnbCfgToMac
-*
-* Functionality: Send gNB cfg to scheduler via MAC
-*
-* @return ROK - success
-* RFAILED - failure
-*
-* ****************************************************************/
-S16 duSendSchGnbCfgToMac(RgrCfgReqInfo *cfgReq, U32 trans_id)
+/*******************************************************************
+ * @brief fill paging information of a UE belongs to a particular cell
+ *
+ * @details
+ *
+ * Function : FillPagingInfoInCellCb
+ *
+ * Functionality: fill paging information of a UE in DuCellCb
+ *
+ * @params[in] DuCellCb* cellCb, uint8_t ueId,
+ * DuPagingMsg rcvdF1apPagingParam
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t FillPagingInfoInCellCb(DuCellCb* cellCb, DuPagingMsg *rcvdF1apPagingParam)
{
- RgrCfgTransId transId;
- Pst pst;
+ uint8_t ns = 0;
+ uint16_t T=0, N=0, pagingFrame = 0, n = 0;
+ uint16_t currentSfn = 0, sfn = 0, newSfn = 0;
+ PcchCfg duPcchCfg;
+
+ DU_LOG("\nINFO --> DU APP : Start filling paging parameters in DuCellCb");
+ if(cellCb)
+ {
+ /* calculate paging frame and paging offset */
+ duPcchCfg = duCfgParam.sib1Params.srvCellCfgCommSib.dlCfg.pcchCfg;
+ rcvdF1apPagingParam->pagingFrameOffset = duPcchCfg.pageFrameOffset;
+ ns = duPcchCfg.ns;
+
+ /*
+ * Fill the Value of T (DRX cycle of the UE)
+ * T = min(UE Specific DRX value allocated by upper layers, default DRX
+ * broadcast in System Information) */
+ if((rcvdF1apPagingParam->pagingDrxPres) && (duPcchCfg.dfltPagingCycle > rcvdF1apPagingParam->pagingDrx))
+ {
+ T = rcvdF1apPagingParam->pagingDrx;
+ }
+ else
+ {
+ T = duPcchCfg.dfltPagingCycle;
+ }
+ rcvdF1apPagingParam->T = T;
+
+ /* N= number of total paging frames in T */
+
+ switch(duPcchCfg.nAndPagingFrmOffsetType)
+ {
+ case PCCH_Config__nAndPagingFrameOffset_PR_oneT:
+ N = T;
+ break;
+ case PCCH_Config__nAndPagingFrameOffset_PR_halfT:
+ N = T/2;
+ break;
+ case PCCH_Config__nAndPagingFrameOffset_PR_quarterT:
+ N = T/4;
+ break;
+ case PCCH_Config__nAndPagingFrameOffset_PR_oneEighthT:
+ N = T/8;
+ break;
+ case PCCH_Config__nAndPagingFrameOffset_PR_oneSixteenthT:
+ N = T/16;
+ break;
+ default:
+ N = T;
+ break;
+ }
- DU_SET_ZERO(&pst, sizeof(Pst));
- DU_SET_ZERO(&transId, sizeof(RgrCfgTransId));
+ /* calculate the Value of pagingFrame */
+ /*Refer: 38.304 Sec 7.1: (SFN + PF_offset) mod T = (T div N)*(UE_ID mod N)*/
+ //RHS of above formula
+ pagingFrame = (T / N) * ((rcvdF1apPagingParam->ueId) % N);
- transId.trans[0] = MAC_GNB_CFG;
- transId.trans[1] = cfgReq->action;
- transId.trans[7] = trans_id & 0x000000ff; trans_id >>= 8;
- transId.trans[6] = trans_id & 0x000000ff; trans_id >>= 8;
- transId.trans[5] = trans_id & 0x000000ff; trans_id >>= 8;
- transId.trans[4] = trans_id & 0x000000ff; trans_id >>= 8;
+ //LHS of above formula
+ if(pagingFrame)
+ {
+ pagingFrame = (pagingFrame - rcvdF1apPagingParam->pagingFrameOffset)%T;
+ }
+ else /*Paging Frame = 0 so thus PF will be calculated on Paging Cycle*/
+ {
+ pagingFrame = (T - rcvdF1apPagingParam->pagingFrameOffset)%T;
+ }
+
+ /*Paging Frame(SFN for Paging) has to be determined from current SFN. */
+ /*For eg: If T =128, PF(Calculated above) = 20; SFN can be 20,148,276,...
+ * If currSFN is running as 200 then (newSFN % T) == (T/N)*(UE_ID%N)
+ *Thus SFN at which paging has to be sent needs to be delayed and newSFN = 276*/
- pst.selector = DU_SELECTOR_LC;
- pst.srcEnt = ENTDUAPP;
- pst.dstEnt = ENTRG;
- pst.dstInst = (Inst)0;
- pst.dstProcId = DU_PROC;
- pst.srcProcId = DU_PROC;
- pst.region = duCb.init.region;
- pst.event = (Event) EVTMACSCHCFGREQ;
+ currentSfn = cellCb->currSlotInfo.sfn;
- cmPkRgrCfgReq(&pst, transId, cfgReq);
+ /*Multiplication Factor(x) to find the next best SFN to process paging*/
+ /*Below calculation will determine in which nth cycle of T (DRX cycle),new PF
+ * may fall(Delayed one)*/
+ if(currentSfn > pagingFrame)
+ {
+ n = ((currentSfn - pagingFrame) / T) + 1;
+ }
+ else
+ {
+ n = ((pagingFrame - currentSfn) / T) + 1;
+ }
+
+ newSfn = pagingFrame + T * n;
+
+ /*When pagingFrame is future from currSFN then pagingFrame will be used
+ * else pagingFrame is delayed thus newSFN will be used.*/
+ if(currentSfn <= pagingFrame)
+ {
+ if(pagingFrame > currentSfn + PAGING_SCHED_DELTA)
+ {
+ sfn = pagingFrame;
+ }
+ else
+ {
+ sfn = newSfn;
+ }
+ }
+ else
+ {
+
+ if(newSfn > currentSfn + PAGING_SCHED_DELTA)
+ {
+ sfn = newSfn;
+ }
+ else /*If newSFN is near to currSFN then delay it more by T*/
+ {
+ newSfn = newSfn + T;
+ sfn = newSfn;
+ }
+ }
+ rcvdF1apPagingParam->pagingFrame = (sfn % 1024);
+ rcvdF1apPagingParam->i_s = ((uint32_t)(floor(rcvdF1apPagingParam->ueId / N)) % ns);
+
+ DU_LOG("\nINFO --> DU APP : Successfully filled paging parameter in DuCellCb");
+ memcpy(&cellCb->tmpPagingInfoOfUe, rcvdF1apPagingParam, sizeof(DuPagingMsg));
+ }
+ else
+ {
+ DU_LOG("\nINFO --> DU APP : FillPagingInfoInCellCb(): Received null pointer");
+ return RFAILED;
+ }
return ROK;
}
+
/**********************************************************************
End of file
**********************************************************************/