278 lines
8.8 KiB
C
Executable File
278 lines
8.8 KiB
C
Executable File
/*
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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_IF_Module.h
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* \brief data structures for L1/L2 interface modules
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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 __NR_IF_MODULE_H__
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#define __NR_IF_MODULE_H__
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#include "platform_types.h"
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#include <openair1/PHY/thread_NR_UE.h>
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#include <semaphore.h>
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#include "fapi_nr_ue_interface.h"
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#include "openair2/PHY_INTERFACE/queue_t.h"
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#include "nfapi_nr_interface_scf.h"
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#include "openair2/NR_PHY_INTERFACE/NR_IF_Module.h"
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#include "NR_Packet_Drop.h"
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extern slot_rnti_mcs_s slot_rnti_mcs[NUM_NFAPI_SLOT];
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typedef struct NR_UL_TIME_ALIGNMENT NR_UL_TIME_ALIGNMENT_t;
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typedef struct {
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/// module id
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module_id_t module_id;
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/// gNB index
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uint32_t gNB_index;
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/// component carrier id
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int cc_id;
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/// frame
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frame_t frame;
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/// slot
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int slot;
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fapi_nr_dl_config_request_t dl_config_req;
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fapi_nr_ul_config_request_t ul_config_req;
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} nr_dcireq_t;
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typedef struct {
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/// module id
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module_id_t module_id;
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/// gNB index
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uint32_t gNB_index;
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/// component carrier id
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int cc_id;
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/// frame
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frame_t frame;
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/// slot
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int slot;
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/// NR UE FAPI-like P7 message, direction: L1 to L2
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/// data reception indication structure
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fapi_nr_rx_indication_t *rx_ind;
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/// ssb_index, if ssb is not present in current TTI, value set to -1
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int ssb_index;
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/// dci reception indication structure
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fapi_nr_dci_indication_t *dci_ind;
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/// PHY specific data structure that can be passed on to L2 via nr_downlink_indication_t and
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/// back to L1 via the nr_scheduled_response_t
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void *phy_data;
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} nr_downlink_indication_t;
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typedef struct {
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/// module id
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module_id_t module_id;
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/// gNB index
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uint32_t gNB_index;
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/// component carrier id
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int cc_id;
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/// frame
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frame_t frame_rx;
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/// slot rx
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uint32_t slot_rx;
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/// frame tx
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frame_t frame_tx;
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/// slot tx
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uint32_t slot_tx;
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/// dci reception indication structure
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fapi_nr_dci_indication_t *dci_ind;
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void *phy_data;
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} nr_uplink_indication_t;
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// Downlink subframe P7
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typedef struct {
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/// module id
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module_id_t module_id;
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/// component carrier id
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int CC_id;
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/// frame
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frame_t frame;
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/// slot
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int slot;
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/// NR UE FAPI-like P7 message, direction: L2 to L1
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/// downlink transmission configuration request structure
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fapi_nr_dl_config_request_t *dl_config;
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/// uplink transmission configuration request structure
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fapi_nr_ul_config_request_t *ul_config;
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/// data transmission request structure
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fapi_nr_tx_request_t *tx_request;
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/// PHY data structure initially passed on to L2 via the nr_downlink_indication_t and
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/// returned to L1 via nr_scheduled_response_t
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void *phy_data;
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} nr_scheduled_response_t;
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typedef struct {
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/// module id
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uint8_t Mod_id;
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/// component carrier id
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uint8_t CC_id;
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/// NR UE FAPI-like P5 message
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/// physical layer configuration request structure
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fapi_nr_config_request_t config_req;
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} nr_phy_config_t;
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/*
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* Generic type of an application-defined callback to return various
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* types of data to the application.
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* EXPECTED RETURN VALUES:
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* -1: Failed to consume bytes. Abort the mission.
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* Non-negative return values indicate success, and ignored.
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*/
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typedef int8_t (nr_ue_scheduled_response_f)(nr_scheduled_response_t *scheduled_response);
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/*
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* Generic type of an application-defined callback to return various
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* types of data to the application.
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* EXPECTED RETURN VALUES:
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* -1: Failed to consume bytes. Abort the mission.
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* Non-negative return values indicate success, and ignored.
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*/
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typedef int8_t (nr_ue_phy_config_request_f)(nr_phy_config_t *phy_config);
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/*
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* Generic type of an application-defined callback to return various
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* types of data to the application.
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* EXPECTED RETURN VALUES:
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* -1: Failed to consume bytes. Abort the mission.
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* Non-negative return values indicate success, and ignored.
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*/
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typedef int (nr_ue_dl_indication_f)(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t *ul_time_alignment);
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/*
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* Generic type of an application-defined callback to return various
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* types of data to the application.
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* EXPECTED RETURN VALUES:
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* -1: Failed to consume bytes. Abort the mission.
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* Non-negative return values indicate success, and ignored.
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*/
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typedef int (nr_ue_ul_indication_f)(nr_uplink_indication_t *ul_info);
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typedef int (nr_ue_dcireq_f)(nr_dcireq_t *ul_info);
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// TODO check this stuff can be reuse of need modification
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typedef struct nr_ue_if_module_s {
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nr_ue_scheduled_response_f *scheduled_response;
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nr_ue_phy_config_request_f *phy_config_request;
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nr_ue_dl_indication_f *dl_indication;
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nr_ue_ul_indication_f *ul_indication;
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//nr_ue_dcireq_f *dcireq;
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uint32_t cc_mask;
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uint32_t current_frame;
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uint32_t current_slot;
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//pthread_mutex_t nr_if_mutex;
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} nr_ue_if_module_t;
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/**\brief reserved one of the interface(if) module instantce from pointer pool and done memory allocation by module_id.
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\param module_id module id*/
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nr_ue_if_module_t *nr_ue_if_module_init(uint32_t module_id);
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void nrue_init_standalone_socket(int tx_port, int rx_port);
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void *nrue_standalone_pnf_task(void *context);
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extern sem_t sfn_slot_semaphore;
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typedef struct nfapi_dl_tti_config_req_tx_data_req_t
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{
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nfapi_nr_dl_tti_request_pdu_t *dl_itti_config_req;
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nfapi_nr_tx_data_request_t *tx_data_req_pdu_list;
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} nfapi_dl_tti_config_req_tx_data_req_t;
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void send_nsa_standalone_msg(NR_UL_IND_t *UL_INFO, uint16_t msg_id);
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void save_nr_measurement_info(nfapi_nr_dl_tti_request_t *dl_tti_request);
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void check_and_process_dci(nfapi_nr_dl_tti_request_t *dl_tti_request,
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nfapi_nr_tx_data_request_t *tx_data_request,
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nfapi_nr_ul_dci_request_t *ul_dci_request,
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nfapi_nr_ul_tti_request_t *ul_tti_request);
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bool sfn_slot_matcher(void *wanted, void *candidate);
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/**\brief done free of memory allocation by module_id and release to pointer pool.
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\param module_id module id*/
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int nr_ue_if_module_kill(uint32_t module_id);
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/**\brief interface between L1/L2, indicating the downlink related information, like dci_ind and rx_req
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\param dl_info including dci_ind and rx_request messages*/
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int nr_ue_dl_indication(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t *ul_time_alignment);
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int nr_ue_ul_indication(nr_uplink_indication_t *ul_info);
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int nr_ue_dcireq(nr_dcireq_t *dcireq);
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// TODO check
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/**\brief handle BCCH-BCH message from dl_indication
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\param phy_data PHY structure to be filled in by the callee in the FAPI call (L1 caller -> indication to L2 -> FAPI call to L1 callee)
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\param pduP pointer to bch pdu
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\param additional_bits corresponding to 38.212 ch.7
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\param ssb_index SSB index within 0 - (L_ssb-1) corresponding to 38.331 ch.13 parameter i
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\param ssb_length corresponding to L1 parameter L_ssb
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\param cell_id cell id */
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int handle_bcch_bch(module_id_t module_id,
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int cc_id,
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unsigned int gNB_index,
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void *phy_data,
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uint8_t *pduP,
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unsigned int additional_bits,
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uint32_t ssb_index,
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uint32_t ssb_length,
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uint16_t ssb_start_subcarrier,
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uint16_t cell_id);
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// TODO check
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/**\brief handle BCCH-DL-SCH message from dl_indication
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\param pdu_len length(bytes) of pdu
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\param pduP pointer to pdu*/
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int handle_bcch_dlsch(module_id_t module_id, int cc_id, unsigned int gNB_index, uint8_t ack_nack, uint8_t *pduP, uint32_t pdu_len);
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int handle_dci(module_id_t module_id, int cc_id, unsigned int gNB_index, frame_t frame, int slot, fapi_nr_dci_indication_pdu_t *dci);
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#endif
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