229 lines
9.1 KiB
C
229 lines
9.1 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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/*! \file nr_rrc_proto.h
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* \brief RRC functions prototypes for gNB
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* \author Navid Nikaein and Raymond Knopp, WEI-TAI-CHEN
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* \date 2010 - 2014, 2018
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* \email navid.nikaein@eurecom.fr, kroempa@gmail.com
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* \version 1.0
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* \company Eurecom, NTUST
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*/
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/** \addtogroup _rrc
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* @{
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*/
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#ifndef __NR_RRC_PROTO_H__
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#define __NR_RRC_PROTO_H__
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#include "RRC/NR/nr_rrc_defs.h"
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#include "NR_RRCReconfiguration.h"
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#include "NR_UE-NR-Capability.h"
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#include "NR_UE-CapabilityRAT-ContainerList.h"
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#include "LTE_UE-CapabilityRAT-ContainerList.h"
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#include "NR_CG-Config.h"
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#include "NR_CG-ConfigInfo.h"
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#include "NR_SecurityConfig.h"
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#define NR_MAX_SUPPORTED_DL_LAYERS 2
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int rrc_init_nr_global_param(void);
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void rrc_config_nr_buffer(NR_SRB_INFO* Srb_info,
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uint8_t Lchan_type,
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uint8_t Role);
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uint16_t mac_rrc_nr_data_req(const module_id_t Mod_idP,
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const int CC_id,
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const frame_t frameP,
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const rb_id_t Srb_id,
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const rnti_t rnti,
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const uint8_t Nb_tb,
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uint8_t *const buffer_pP);
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void rrc_gNB_process_SgNBAdditionRequest(
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const protocol_ctxt_t *const ctxt_pP,
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rrc_gNB_ue_context_t *ue_context_pP
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);
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void rrc_gNB_generate_SgNBAdditionRequestAcknowledge(
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const protocol_ctxt_t *const ctxt_pP,
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rrc_gNB_ue_context_t *const ue_context_pP
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);
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struct rrc_gNB_ue_context_s *rrc_gNB_allocate_new_UE_context(gNB_RRC_INST *rrc_instance_pP);
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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);
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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);
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void rrc_remove_nsa_user(gNB_RRC_INST *rrc, int rnti);
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void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellconfigcommon,
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NR_ServingCellConfig_t *servingcellconfigdedicated,
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NR_CellGroupConfig_t *secondaryCellGroup,
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NR_UE_NR_Capability_t *uecap,
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int scg_id,
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int servCellIndex,
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const gNB_RrcConfigurationReq *configuration,
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int uid);
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void fill_default_reconfig(NR_ServingCellConfigCommon_t *servingcellconfigcommon,
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NR_ServingCellConfig_t *servingcellconfigdedicated,
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NR_RRCReconfiguration_IEs_t *reconfig,
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NR_CellGroupConfig_t *secondaryCellGroup,
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NR_UE_NR_Capability_t *uecap,
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const gNB_RrcConfigurationReq *configuration,
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int uid);
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void fill_default_rbconfig(NR_RadioBearerConfig_t *rbconfig,
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int eps_bearer_id, int rb_id,
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e_NR_CipheringAlgorithm ciphering_algorithm,
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e_NR_SecurityConfig__keyToUse key_to_use);
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int generate_CG_Config(gNB_RRC_INST *rrc,
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NR_CG_Config_t *cg_Config,
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NR_RRCReconfiguration_t *reconfig,
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NR_RadioBearerConfig_t *rbconfig);
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void apply_macrlc_config(gNB_RRC_INST *rrc,
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rrc_gNB_ue_context_t *const ue_context_pP,
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const protocol_ctxt_t *const ctxt_pP );
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void
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rrc_gNB_generate_RRCSetup(
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const protocol_ctxt_t *const ctxt_pP,
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rrc_gNB_ue_context_t *const ue_context_pP,
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const uint8_t *masterCellGroup,
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int masterCellGroup_len,
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NR_ServingCellConfigCommon_t *scc);
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int parse_CG_ConfigInfo(gNB_RRC_INST *rrc, NR_CG_ConfigInfo_t *CG_ConfigInfo, x2ap_ENDC_sgnb_addition_req_t *m);
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void
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rrc_gNB_generate_SecurityModeCommand(
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const protocol_ctxt_t *const ctxt_pP,
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rrc_gNB_ue_context_t *const ue_context_pP
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);
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uint8_t
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rrc_gNB_get_next_transaction_identifier(
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module_id_t gnb_mod_idP
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);
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void
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rrc_gNB_generate_UECapabilityEnquiry(
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const protocol_ctxt_t *const ctxt_pP,
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rrc_gNB_ue_context_t *const ue_context_pP
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);
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void
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rrc_gNB_generate_RRCRelease(
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const protocol_ctxt_t *const ctxt_pP,
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rrc_gNB_ue_context_t *const ue_context_pP
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);
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/**\brief RRC eNB task.
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\param void *args_p Pointer on arguments to start the task. */
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void *rrc_gnb_task(void *args_p);
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/* Trigger RRC periodic processing. To be called once per ms. */
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void nr_rrc_trigger(protocol_ctxt_t *ctxt, int CC_id, int frame, int subframe);
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/**\ Function to set or overwrite PTRS DL RRC parameters.
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\ *bwp Pointer to dedicated RC config structure
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\ *ptrsNrb Pointer to K_ptrs N_RB related parameters
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\ *ptrsMcs Pointer to L_ptrs MCS related parameters
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\ *epre_Ratio Pointer to ep_ratio
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\ *reOffset Pointer to RE Offset Value */
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void rrc_config_dl_ptrs_params(NR_BWP_Downlink_t *bwp, int *ptrsNrb, int *ptrsMcs, int *epre_Ratio, int * reOffset);
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uint8_t
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nr_rrc_data_req(
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const protocol_ctxt_t *const ctxt_pP,
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const rb_id_t rb_idP,
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const mui_t muiP,
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const confirm_t confirmP,
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const sdu_size_t sdu_size,
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uint8_t *const buffer_pP,
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const pdcp_transmission_mode_t modeP
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);
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int
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nr_rrc_mac_remove_ue(module_id_t mod_idP,
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rnti_t rntiP);
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int8_t nr_mac_rrc_bwp_switch_req(const module_id_t module_idP,
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const frame_t frameP,
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const sub_frame_t sub_frameP,
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const rnti_t rntiP,
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const int dl_bwp_id,
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const int ul_bwp_id);
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int nr_rrc_reconfiguration_req(rrc_gNB_ue_context_t *const ue_context_pP,
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protocol_ctxt_t *const ctxt_pP,
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const int dl_bwp_id,
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const int ul_bwp_id);
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int nr_rrc_gNB_decode_ccch(protocol_ctxt_t *const ctxt_pP,
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const uint8_t *buffer,
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int buffer_length,
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const uint8_t *du_to_cu_rrc_container,
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int du_to_cu_rrc_container_length);
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void
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rrc_gNB_generate_dedicatedRRCReconfiguration_release(
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const protocol_ctxt_t *const ctxt_pP,
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rrc_gNB_ue_context_t *const ue_context_pP,
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uint8_t xid,
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uint32_t nas_length,
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uint8_t *nas_buffer);
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void
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rrc_gNB_generate_dedicatedRRCReconfiguration(
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const protocol_ctxt_t *const ctxt_pP,
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rrc_gNB_ue_context_t *ue_context_pP,
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NR_CellGroupConfig_t *cell_groupConfig_from_DU);
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rlc_op_status_t nr_rrc_rlc_config_asn1_req (const protocol_ctxt_t * const ctxt_pP,
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const NR_SRB_ToAddModList_t * const srb2add_listP,
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const NR_DRB_ToAddModList_t * const drb2add_listP,
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const NR_DRB_ToReleaseList_t * const drb2release_listP,
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const LTE_PMCH_InfoList_r9_t * const pmch_InfoList_r9_pP,
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struct NR_CellGroupConfig__rlc_BearerToAddModList *rlc_bearer2add_list);
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void nr_pdcp_add_srbs(eNB_flag_t enb_flag, ue_id_t rntiMaybeUEid, NR_SRB_ToAddModList_t *const srb2add_list, const uint8_t security_modeP, uint8_t *const kRRCenc, uint8_t *const kUPint);
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void nr_pdcp_add_drbs(eNB_flag_t enb_flag,
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ue_id_t rntiMaybeUEid,
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NR_DRB_ToAddModList_t *const drb2add_list,
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const uint8_t security_modeP,
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uint8_t *const kUPenc,
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uint8_t *const kUPint,
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struct NR_CellGroupConfig__rlc_BearerToAddModList *rlc_bearer2add_list);
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int rrc_gNB_generate_pcch_msg(uint32_t tmsi,
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uint8_t paging_drx,
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instance_t instance,
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uint8_t CC_id);
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#endif
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