extern StartupConfig g_cfg;
#endif
-/*******************************************************************
- *
- * @brief Fetches pointer to DU Database
- *
- * @details
- *
- * Function : getDuDb
- *
- * Functionality:
- * Searches and returns pointer to DU structure based on DU Id
- *
- * @params[in] DU Id
- * @return Pointer to DU Db
- *
- ******************************************************************/
-DuDb* getDuDb(uint32_t duId)
-{
- uint8_t duIdx;
- for(duIdx=0; duIdx < cuCb.numDu; duIdx++)
- {
- if(cuCb.duInfo[duIdx].duId == duId)
- return (&cuCb.duInfo[duIdx]);
- }
- return NULLP;
-}
-
-/*******************************************************************
- *
- * @brief Fetches pointer to Cell Cb
- *
- * @details
- *
- * Function : getCellCb
- *
- * Functionality:
- * Searches for a cell within a DU based on NR cell Id
- * Returns pointer to this cell Cb structure
- *
- * @params[in] Pointer to DU Db
- * NR Cell ID
- * @return Pointer to cell Cb
- *
- ******************************************************************/
-CuCellCb* getCellCb(DuDb *duDb, uint32_t cellId)
-{
- uint8_t cellIdx;
- for(cellIdx=0; cellIdx < duDb->numCells; cellIdx++)
- {
- if(duDb->cellCb[cellIdx].nrCellId == cellId)
- return &(duDb->cellCb[cellIdx]);
- }
- return NULLP;
-}
-
/*******************************************************************
*
* @brief Handles SCTP notification
void readCuCfg()
{
- uint8_t *numDu;
+ uint8_t numDu;
uint32_t ipv4_du, ipv4_cu;
DU_LOG("\nDEBUG --> CU_STUB : Reading CU configurations");
}
cmInetAddr((S8*)g_cfg.DU_IPV4_Addr, &ipv4_du);
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[0].duIpAddr.ipV4Addr = ipv4_du;
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[0].duIpAddr.ipV6Pres = false;
+
cmInetAddr((S8*)g_cfg.CU_IPV4_Addr, &ipv4_cu);
-
- cuCb.cuCfgParams.sctpParams.duPort = g_cfg.DU_Port;
- cuCb.cuCfgParams.sctpParams.cuPort = g_cfg.CU_Port;
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[0].cuIpAddr.ipV4Addr = ipv4_cu;
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[0].cuIpAddr.ipV6Pres = false;
+
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[0].duPort = g_cfg.DU_Port;
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[0].cuPort = g_cfg.CU_Port;
+ cuCb.cuCfgParams.sctpParams.numDu = 1;
#else
cuCb.cuCfgParams.sctpParams.numDu = 0;
- numDu = &cuCb.cuCfgParams.sctpParams.numDu;
- while(*numDu < MAX_DU_SUPPORTED)
+ cuCb.cuCfgParams.egtpParams.numDu = 0;
+ numDu = 0;
+ while(numDu < MAX_DU_SUPPORTED)
{
/* DU IP Address and Port*/
memset(&ipv4_du, 0, sizeof(uint32_t));
- cmInetAddr((S8*)DU_IP_V4_ADDR[*numDu], &ipv4_du);
- cuCb.cuCfgParams.sctpParams.sctpAssoc[*numDu].duIpAddr.ipV4Addr = ipv4_du;
- cuCb.cuCfgParams.sctpParams.sctpAssoc[*numDu].duIpAddr.ipV6Pres = false;
- cuCb.cuCfgParams.sctpParams.sctpAssoc[*numDu].duPort = DU_SCTP_PORT[*numDu];
+ cmInetAddr((S8*)DU_IP_V4_ADDR[numDu], &ipv4_du);
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[numDu].duIpAddr.ipV4Addr = ipv4_du;
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[numDu].duIpAddr.ipV6Pres = false;
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[numDu].duPort = DU_SCTP_PORT[numDu];
/* CU IP Address and Port*/
memset(&ipv4_du, 0, sizeof(uint32_t));
cmInetAddr((S8*)CU_IP_V4_ADDR, &ipv4_cu);
- cuCb.cuCfgParams.sctpParams.sctpAssoc[*numDu].cuIpAddr.ipV4Addr = ipv4_cu;
- cuCb.cuCfgParams.sctpParams.sctpAssoc[*numDu].cuIpAddr.ipV6Pres = false;
- cuCb.cuCfgParams.sctpParams.sctpAssoc[*numDu].cuPort = CU_SCTP_PORT_TO_DU[*numDu];
- (*numDu)++;
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[numDu].cuIpAddr.ipV4Addr = ipv4_cu;
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[numDu].cuIpAddr.ipV6Pres = false;
+ cuCb.cuCfgParams.sctpParams.sctpAssoc[numDu].cuPort = CU_SCTP_PORT_TO_DU[numDu];
+
+ /* EGTP Parameters */
+ memset(&ipv4_du, 0, sizeof(uint32_t));
+ cmInetAddr((S8*)DU_IP_V4_ADDR[numDu], &ipv4_du);
+ cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].localIp.ipV4Pres = TRUE;
+ cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].localIp.ipV4Addr = ipv4_cu;
+ cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].localPort = CU_EGTP_PORT[numDu];
+ cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].destIp.ipV4Pres = TRUE;
+ cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].destIp.ipV4Addr = ipv4_du;
+ cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].destPort = DU_EGTP_PORT[numDu];
+ cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].minTunnelId = MIN_TEID;
+ cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].currTunnelId = cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].minTunnelId;
+ cuCb.cuCfgParams.egtpParams.egtpAssoc[numDu].maxTunnelId = MAX_TEID;
+
+ (numDu)++;
}
+ cuCb.cuCfgParams.egtpParams.numDu = numDu;
+ cuCb.cuCfgParams.sctpParams.numDu = numDu;
#endif
/*PLMN*/
cuCb.cuCfgParams.rrcVersion.extRrcVer = EXT_RRC_VER;
- /* EGTP Parameters */
- cuCb.cuCfgParams.egtpParams.localIp.ipV4Pres = TRUE;
- cuCb.cuCfgParams.egtpParams.localIp.ipV4Addr = ipv4_cu;
- cuCb.cuCfgParams.egtpParams.localPort = CU_EGTP_PORT;
- cuCb.cuCfgParams.egtpParams.destIp.ipV4Pres = TRUE;
- cuCb.cuCfgParams.egtpParams.destIp.ipV4Addr = ipv4_du;
- cuCb.cuCfgParams.egtpParams.destPort = DU_EGTP_PORT;
- cuCb.cuCfgParams.egtpParams.minTunnelId = MIN_TEID;
- cuCb.cuCfgParams.egtpParams.currTunnelId = cuCb.cuCfgParams.egtpParams.minTunnelId;
- cuCb.cuCfgParams.egtpParams.maxTunnelId = MAX_TEID;
} /* End of readCuCfg */
+/*******************************************************************
+ *
+ * @brief Initiates inter DU handover
+ *
+ * @details
+ *
+ * Function : initiateInterDuHandover
+ *
+ * Functionality: Initiates the first procedure of inter-DU
+ * handover i.eG GNB-DU configuration query to source DU
+ *
+ * @params[in] Source DU Id
+ * Target DU Id
+ * UE Id to be handed off
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void initiateInterDuHandover(uint32_t sourceDuId, uint32_t targetDuId, uint32_t ueId)
+{
+ uint8_t duIdx = 0;
+ DuDb *duDb = NULLP;
+ CuUeCb *ueCb = NULLP;
+
+ SEARCH_DU_DB(duIdx, sourceDuId, duDb);
+ if(duDb)
+ ueCb = &duDb->ueCb[ueId-1];
+ if(ueCb)
+ {
+ ueCb->state = UE_HANDOVER_IN_PROGRESS;
+ ueCb->hoInfo.sourceDuId = sourceDuId;
+ ueCb->hoInfo.targetDuId = targetDuId;
+ }
+
+ DU_LOG("\nINFO --> CU_STUB: Inter-DU Handover Started for ueId [%d] from DU ID [%d] to DU ID [%d]", \
+ ueId, sourceDuId, targetDuId);
+ BuildAndSendUeContextModificationReq(sourceDuId, ueCb, QUERY_CONFIG);
+}
+
/*******************************************************************
*
* @brief Handles Console input
* NUM_TUNNEL_TO_PUMP_DATA = 9, NUM_DL_PACKETS = 1.
* totalDataPacket = totalNumOfTestFlow * NUM_TUNNEL_TO_PUMP_DATA * NUM_DL_PACKETS
* totalDataPacket = [500*9*1] */
- int32_t totalNumOfTestFlow = 500;
+ int32_t totalNumOfTestFlow = 5;
while(true)
{
+ ch = getchar();
/* Send DL user data to CU when user enters 'd' on console */
- if((ch = getchar()) == 'd')
+ if(ch == 'd')
{
/* Change #if 0 to #if 1 to take input from user */
#endif
continue;
}
+
+ /* Start Handover procedure towards DU when 'h' is received from console input */
+ else if(ch == 'h')
+ {
+ uint32_t sourceDuId, targetDuId, ueId;
+
+ DU_LOG("\nEnter Source DU ID for Inter-DU Handover");
+ scanf("%d", &sourceDuId);
+ DU_LOG("\nEnter Target DU ID for Inter-DU Handover");
+ scanf("%d", &targetDuId);
+ DU_LOG("\nEnter DU UE F1AP ID to be handed over");
+ scanf("%d", &ueId);
+
+ initiateInterDuHandover(sourceDuId, targetDuId, ueId);
+ }
}
}
/**********************************************************************
Code Review / o-du / l2.git / blobdiff