179 lines
6.9 KiB
C
179 lines
6.9 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 proto.h
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* \brief RRC functions prototypes for eNB and UE
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* \author R. Knopp, K.H. HSU
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* \date 2018
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* \version 0.1
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* \company Eurecom / NTUST
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* \email: knopp@eurecom.fr, kai-hsiang.hsu@eurecom.fr
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* \note
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* \warning
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*/
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#ifndef _RRC_PROTO_H_
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#define _RRC_PROTO_H_
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#include "rrc_defs.h"
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#include "NR_RRCReconfiguration.h"
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#include "NR_MeasConfig.h"
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#include "NR_CellGroupConfig.h"
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#include "NR_RadioBearerConfig.h"
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#include "openair2/PHY_INTERFACE/queue_t.h"
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extern queue_t nr_rach_ind_queue;
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extern queue_t nr_rx_ind_queue;
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extern queue_t nr_crc_ind_queue;
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extern queue_t nr_uci_ind_queue;
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extern queue_t nr_sfn_slot_queue;
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extern queue_t nr_chan_param_queue;
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extern queue_t nr_dl_tti_req_queue;
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extern queue_t nr_tx_req_queue;
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extern queue_t nr_ul_dci_req_queue;
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extern queue_t nr_ul_tti_req_queue;
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//
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// main_rrc.c
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//
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/**\brief Layer 3 initialization*/
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NR_UE_RRC_INST_t* nr_l3_init_ue(char*,char*);
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//
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// UE_rrc.c
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//
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/**\brief Initial the top level RRC structure instance*/
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NR_UE_RRC_INST_t* openair_rrc_top_init_ue_nr(char*,char*);
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/**\brief Decode RRC Connection Reconfiguration, sent from E-UTRA RRC Connection Reconfiguration v1510 carring EN-DC config
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\param buffer encoded NR-RRC-Connection-Reconfiguration/Secondary-Cell-Group-Config message.
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\param size length of buffer*/
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//TODO check to use which one
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//int8_t nr_rrc_ue_decode_rrcReconfiguration(const uint8_t *buffer, const uint32_t size);
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int8_t nr_rrc_ue_decode_secondary_cellgroup_config(const module_id_t module_id, const uint8_t *buffer, const uint32_t size);
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/**\brief Process NR RRC connection reconfiguration via SRB3
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\param rrcReconfiguration decoded rrc connection reconfiguration*/
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int8_t nr_rrc_ue_process_rrcReconfiguration(const module_id_t module_id, NR_RRCReconfiguration_t *rrcReconfiguration);
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/**\prief Process measurement config from NR RRC connection reconfiguration message
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\param meas_config measurement configuration*/
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int8_t nr_rrc_ue_process_meas_config(NR_MeasConfig_t *meas_config);
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/**\prief Process secondary cell group config from NR RRC connection reconfiguration message or EN-DC primitives
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\param cell_group_config secondary cell group configuration*/
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//TODO check EN-DC function call flow.
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int8_t nr_rrc_ue_process_scg_config(const module_id_t module_id, NR_CellGroupConfig_t *cell_group_config);
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/**\prief Process radio bearer config from NR RRC connection reconfiguration message
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\param radio_bearer_config radio bearer configuration*/
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int8_t nr_rrc_ue_process_radio_bearer_config(NR_RadioBearerConfig_t *radio_bearer_config);
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/**\brief decode NR BCCH-BCH (MIB) message
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\param module_idP module id
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\param gNB_index gNB index
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\param sduP pointer to buffer of ASN message BCCH-BCH
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\param sdu_len length of buffer*/
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int8_t nr_rrc_ue_decode_NR_BCCH_BCH_Message(const module_id_t module_id, const uint8_t gNB_index, uint8_t *const bufferP, const uint8_t buffer_len);
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/**\brief decode NR BCCH-DLSCH (SI) messages
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\param module_idP module id
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\param gNB_index gNB index
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\param sduP pointer to buffer of ASN message BCCH-DLSCH
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\param sdu_len length of buffer
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\param rsrq RSRQ
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\param rsrp RSRP*/
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int8_t nr_rrc_ue_decode_NR_BCCH_DL_SCH_Message(const module_id_t module_id, const uint8_t gNB_index, uint8_t *const bufferP, const uint8_t buffer_len, const uint8_t rsrq, const uint8_t rsrp);
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/**\brief Decode NR DCCH from gNB, sent from lower layer through SRB3
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\param module_id module id
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\param gNB_index gNB index
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\param buffer encoded DCCH bytes stream message
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\param size length of buffer*/
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int8_t nr_rrc_ue_decode_NR_DL_DCCH_Message(const module_id_t module_id, const uint8_t gNB_index, const uint8_t *buffer, const uint32_t size);
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/**\brief interface between MAC and RRC thru SRB0 (RLC TM/no PDCP)
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\param module_id module id
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\param CC_id component carrier id
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\param gNB_index gNB index
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\param channel indicator for channel of the pdu
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\param pduP pointer to pdu
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\param pdu_len data length of pdu*/
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int8_t nr_mac_rrc_data_ind_ue(const module_id_t module_id,
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const int CC_id,
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const uint8_t gNB_index,
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const frame_t frame,
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const sub_frame_t sub_frame,
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const rnti_t rnti,
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const channel_t channel,
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const uint8_t* pduP,
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const sdu_size_t pdu_len);
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/**\brief
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\param module_id module id
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\param CC_id component carrier id
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\param gNB_index gNB index
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\param frame_t frameP
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\param rb_id_t SRB id
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\param buffer_pP pointer to buffer*/
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int8_t nr_mac_rrc_data_req_ue(const module_id_t Mod_idP,
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const int CC_id,
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const uint8_t gNB_id,
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const frame_t frameP,
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const rb_id_t Srb_id,
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uint8_t *buffer_pP);
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int8_t nr_rrc_RA_succeeded(const module_id_t mod_id, const uint8_t gNB_index);
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/**\brief RRC UE task.
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\param void *args_p Pointer on arguments to start the task. */
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void *rrc_nrue_task(void *args_p);
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/**\brief RRC timers update at UE. */
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void *nr_rrc_timers_update();
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/**\brief RRC NSA UE task.
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\param void *args_p Pointer on arguments to start the task. */
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void *recv_msgs_from_lte_ue(void *args_p);
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void init_connections_with_lte_ue(void);
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void nsa_sendmsg_to_lte_ue(const void *message, size_t msg_len, MessagesIds msg_type);
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void start_oai_nrue_threads(void);
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/**\brief RRC UE generate RRCSetupRequest message.
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\param module_id module id
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\param gNB_index gNB index */
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void nr_rrc_ue_generate_RRCSetupRequest(module_id_t module_id, const uint8_t gNB_index);
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void process_lte_nsa_msg(nsa_msg_t *msg, int msg_len);
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int get_from_lte_ue_fd();
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/** @}*/
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#endif
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