/* * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The OpenAirInterface Software Alliance licenses this file to You under * the OAI Public License, Version 1.1 (the "License"); you may not use this file * except in compliance with the License. * You may obtain a copy of the License at * * http://www.openairinterface.org/?page_id=698 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------------------- * For more information about the OpenAirInterface (OAI) Software Alliance: * contact@openairinterface.org */ #if defined(ENABLE_ITTI) # include "intertask_interface.h" # include "create_tasks.h" # include "log.h" # include "common/ran_context.h" # ifdef OPENAIR2 # if defined(ENABLE_USE_MME) # include "s1ap_eNB.h" # include "nas_ue_task.h" # include "udp_eNB_task.h" # include "gtpv1u_eNB_task.h" # endif # include "RRC/LTE/rrc_defs.h" # endif # include "sctp_eNB_task.h" # include "cu_f1ap_task.h" # include "du_f1ap_task.h" # include "enb_app.h" extern RAN_CONTEXT_t RC; extern int emulate_rf; int create_tasks(uint32_t enb_nb) { ngran_node_t type = RC.rrc[0]->node_type; int rc; itti_wait_ready(1); if (enb_nb > 0) { LOG_I(ENB_APP, "Creating ENB_APP eNB Task\n"); if (itti_create_task (TASK_ENB_APP, eNB_app_task, NULL) < 0) { LOG_E(ENB_APP, "Create task for eNB APP failed\n"); return -1; } LOG_I(RRC,"Creating RRC eNB Task\n"); if (itti_create_task (TASK_RRC_ENB, rrc_enb_task, NULL) < 0) { LOG_E(RRC, "Create task for RRC eNB failed\n"); return -1; } } if (enb_nb > 0) { /* this task needs not be started if: * * there is no CU/DU split * * ENABLE_USE_MME is not defined * Since we cannot express this condition on both configuration and * compilation defines, we always start this task. */ if (itti_create_task(TASK_SCTP, sctp_eNB_task, NULL) < 0) { LOG_E(SCTP, "Create task for SCTP failed\n"); return -1; } } switch (type) { case ngran_eNB_CU: case ngran_ng_eNB_CU: case ngran_gNB_CU: if (enb_nb > 0) { rc = itti_create_task(TASK_CU_F1, F1AP_CU_task, NULL); AssertFatal(rc >= 0, "Create task for CU F1AP failed\n"); } /* fall through */ case ngran_eNB: case ngran_ng_eNB: case ngran_gNB: #if defined(ENABLE_USE_MME) if (enb_nb > 0) { rc = itti_create_task(TASK_S1AP, s1ap_eNB_task, NULL); AssertFatal(rc >= 0, "Create task for S1AP failed\n"); if (!emulate_rf){ rc = itti_create_task(TASK_UDP, udp_eNB_task, NULL); AssertFatal(rc >= 0, "Create task for UDP failed\n"); } rc = itti_create_task(TASK_GTPV1_U, >pv1u_eNB_task, NULL); AssertFatal(rc >= 0, "Create task for GTPV1U failed\n"); } #endif break; default: /* intentionally left blank */ break; } switch (type) { case ngran_eNB_DU: case ngran_gNB_DU: if (enb_nb > 0) { rc = itti_create_task(TASK_DU_F1, F1AP_DU_task, NULL); AssertFatal(rc >= 0, "Create task for DU F1AP failed\n"); } /* fall through */ case ngran_eNB: case ngran_ng_eNB: case ngran_gNB: rc = itti_create_task (TASK_L2L1, l2l1_task, NULL); AssertFatal(rc >= 0, "Create task for L2L1 failed\n"); break; default: /* intentioally left blank */ break; } itti_wait_ready(0); return 0; } #endif