/* * 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 */ /*! \file nr_rrc_proto.h * \brief RRC functions prototypes for gNB * \author Navid Nikaein and Raymond Knopp, WEI-TAI-CHEN * \date 2010 - 2014, 2018 * \email navid.nikaein@eurecom.fr, kroempa@gmail.com * \version 1.0 * \company Eurecom, NTUST */ /** \addtogroup _rrc * @{ */ #include "RRC/NR/nr_rrc_defs.h" #include "flexran_agent_extern.h" #include "NR_RRCReconfiguration.h" #include "NR_UE-NR-Capability.h" #include "NR_UE-CapabilityRAT-ContainerList.h" #include "LTE_UE-CapabilityRAT-ContainerList.h" #include "NR_CG-Config.h" #include "NR_CG-ConfigInfo.h" #include "NR_SecurityConfig.h" int rrc_init_nr_global_param(void); void rrc_config_nr_buffer(NR_SRB_INFO* Srb_info, uint8_t Lchan_type, uint8_t Role); int8_t mac_rrc_nr_data_req(const module_id_t Mod_idP, const int CC_id, const frame_t frameP, const rb_id_t Srb_id, const uint8_t Nb_tb, uint8_t *const buffer_pP ); void rrc_gNB_process_SgNBAdditionRequest( const protocol_ctxt_t *const ctxt_pP, rrc_gNB_ue_context_t *ue_context_pP ); void rrc_gNB_generate_SgNBAdditionRequestAcknowledge( const protocol_ctxt_t *const ctxt_pP, rrc_gNB_ue_context_t *const ue_context_pP ); struct rrc_gNB_ue_context_s *rrc_gNB_allocate_new_UE_context(gNB_RRC_INST *rrc_instance_pP); void rrc_parse_ue_capabilities(gNB_RRC_INST *rrc,NR_UE_CapabilityRAT_ContainerList_t *UE_CapabilityRAT_ContainerList, x2ap_ENDC_sgnb_addition_req_t *m, NR_CG_ConfigInfo_IEs_t * cg_config_info); void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_p, x2ap_ENDC_sgnb_addition_req_t *m); void rrc_remove_nsa_user(gNB_RRC_INST *rrc, int rnti); void fill_default_initialDownlinkBWP(NR_BWP_Downlink_t *bwp, NR_ServingCellConfigCommon_t *servingcellconfigcommon); void fill_default_coresetZero(NR_ControlResourceSet_t *coreset0, NR_ServingCellConfigCommon_t *servingcellconfigcommon); void fill_default_searchSpaceZero(NR_SearchSpace_t *ss0); void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellconfigcommon, NR_ServingCellConfig_t *servingcellconfigdedicated, NR_CellGroupConfig_t *secondaryCellGroup, int scg_id, int servCellIndex, int n_physical_antenna_ports, int initial_csi_index); void fill_default_reconfig(NR_ServingCellConfigCommon_t *servingcellconfigcommon, NR_ServingCellConfig_t *servingcellconfigdedicated, NR_RRCReconfiguration_IEs_t *reconfig, NR_CellGroupConfig_t *secondaryCellGroup, int n_physical_antenna_ports, int initial_csi_index); void fill_default_rbconfig(NR_RadioBearerConfig_t *rbconfig, int eps_bearer_id, int rb_id, e_NR_CipheringAlgorithm ciphering_algorithm, e_NR_SecurityConfig__keyToUse key_to_use); int generate_CG_Config(gNB_RRC_INST *rrc, NR_CG_Config_t *cg_Config, NR_RRCReconfiguration_t *reconfig, NR_RadioBearerConfig_t *rbconfig); int parse_CG_ConfigInfo(gNB_RRC_INST *rrc, NR_CG_ConfigInfo_t *CG_ConfigInfo, x2ap_ENDC_sgnb_addition_req_t *m); void rrc_gNB_generate_SecurityModeCommand( const protocol_ctxt_t *const ctxt_pP, rrc_gNB_ue_context_t *const ue_context_pP ); uint8_t rrc_gNB_get_next_transaction_identifier( module_id_t gnb_mod_idP ); void rrc_gNB_generate_UECapabilityEnquiry( const protocol_ctxt_t *const ctxt_pP, rrc_gNB_ue_context_t *const ue_context_pP ); void rrc_gNB_generate_RRCRelease( const protocol_ctxt_t *const ctxt_pP, rrc_gNB_ue_context_t *const ue_context_pP ); /**\brief RRC eNB task. \param void *args_p Pointer on arguments to start the task. */ void *rrc_gnb_task(void *args_p); /* Trigger RRC periodic processing. To be called once per ms. */ void nr_rrc_trigger(protocol_ctxt_t *ctxt, int CC_id, int frame, int subframe); /**\ Function to set or overwrite PTRS DL RRC parameters. \ *bwp Pointer to dedicated RC config structure \ *ptrsNrb Pointer to K_ptrs N_RB related parameters \ *ptrsMcs Pointer to L_ptrs MCS related parameters \ *epre_Ratio Pointer to ep_ratio \ *reOffset Pointer to RE Offset Value */ void rrc_config_dl_ptrs_params(NR_BWP_Downlink_t *bwp, int *ptrsNrb, int *ptrsMcs, int *epre_Ratio, int * reOffset); uint8_t nr_rrc_data_req( const protocol_ctxt_t *const ctxt_pP, const rb_id_t rb_idP, const mui_t muiP, const confirm_t confirmP, const sdu_size_t sdu_size, uint8_t *const buffer_pP, const pdcp_transmission_mode_t modeP ); int nr_rrc_mac_remove_ue(module_id_t mod_idP, rnti_t rntiP); void rrc_gNB_generate_dedicatedRRCReconfiguration_release( const protocol_ctxt_t *const ctxt_pP, rrc_gNB_ue_context_t *const ue_context_pP, uint8_t xid, uint32_t nas_length, uint8_t *nas_buffer);