168 lines
5.8 KiB
C
168 lines
5.8 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 mac.h
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* \brief MAC data structures, constant, and function prototype
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* \author Navid Nikaein and Raymond Knopp, WIE-TAI CHEN
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* \date 2011, 2018
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* \version 0.5
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* \company Eurecom, NTUST
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* \email navid.nikaein@eurecom.fr, kroempa@gmail.com
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*/
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/** @defgroup _oai2 openair2 Reference Implementation
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* @ingroup _ref_implementation_
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* @{
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*/
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/*@}*/
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#ifndef __LAYER2_NR_MAC_DEFS_H__
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#define __LAYER2_NR_MAC_DEFS_H__
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "COMMON/platform_constants.h"
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#include "NR_BCCH-BCH-Message.h"
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#include "NR_ServingCellConfigCommon.h"
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#include "nfapi_nr_interface.h"
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#include "NR_PHY_INTERFACE/NR_IF_Module.h"
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#include "PHY/TOOLS/time_meas.h"
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#include "PHY/defs_common.h" // for PRACH_RESOURCES_t
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#include "targets/ARCH/COMMON/common_lib.h"
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#include "LAYER2/MAC/mac.h" // temporary
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/*! \brief eNB common channels */
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typedef struct {
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int physCellId;
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int p_gNB;
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int Ncp;
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int eutra_band;
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uint32_t dl_CarrierFreq;
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NR_BCCH_BCH_Message_t *mib;
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TDD_Config_t *tdd_Config;
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ARFCN_ValueEUTRA_t ul_CarrierFreq;
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long ul_Bandwidth;
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/// Outgoing MIB PDU for PHY
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MIB_PDU MIB_pdu;
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/// Outgoing BCCH pdu for PHY
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BCCH_PDU BCCH_pdu;
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/// Outgoing BCCH DCI allocation
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uint32_t BCCH_alloc_pdu;
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/// Outgoing CCCH pdu for PHY
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CCCH_PDU CCCH_pdu;
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/// Outgoing PCCH DCI allocation
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uint32_t PCCH_alloc_pdu;
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/// Outgoing PCCH pdu for PHY
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PCCH_PDU PCCH_pdu;
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/// Outgoing RAR pdu for PHY
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RAR_PDU RAR_pdu;
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/// Template for RA computations
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RA_t ra[NB_RA_PROC_MAX];
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/// VRB map for common channels
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uint8_t vrb_map[100];
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/// VRB map for common channels and retransmissions by PHICH
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uint8_t vrb_map_UL[100];
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/// number of subframe allocation pattern available for MBSFN sync area
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uint8_t num_sf_allocation_pattern;
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} NR_COMMON_channels_t;
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/*! \brief top level eNB MAC structure */
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typedef struct gNB_MAC_INST_s {
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/// Ethernet parameters for northbound midhaul interface
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eth_params_t eth_params_n;
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/// Ethernet parameters for fronthaul interface
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eth_params_t eth_params_s;
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/// Module
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module_id_t Mod_id;
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/// frame counter
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frame_t frame;
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/// subframe counter
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sub_frame_t subframe;
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/// Pointer to IF module instance for PHY
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NR_IF_Module_t *if_inst;
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/// Common cell resources
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NR_COMMON_channels_t common_channels[NFAPI_CC_MAX];
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/// current PDU index (BCH,DLSCH)
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uint16_t pdu_index[NFAPI_CC_MAX];
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/// NFAPI Config Request Structure
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nfapi_nr_config_request_t config[NFAPI_CC_MAX];
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/// NFAPI DL Config Request Structure
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nfapi_nr_dl_config_request_t DL_req[NFAPI_CC_MAX];
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/// NFAPI UL Config Request Structure, send to L1 4 subframes before processing takes place
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nfapi_ul_config_request_t UL_req[NFAPI_CC_MAX];
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/// Preallocated DL pdu list
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nfapi_nr_dl_config_request_pdu_t dl_config_pdu_list[NFAPI_CC_MAX][MAX_NUM_DL_PDU];
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/// Preallocated UL pdu list
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nfapi_ul_config_request_pdu_t ul_config_pdu_list[NFAPI_CC_MAX][MAX_NUM_UL_PDU];
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/// Preallocated UL pdu list for ULSCH (n+k delay)
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nfapi_ul_config_request_pdu_t ul_config_pdu_list_tmp[NFAPI_CC_MAX][10][MAX_NUM_UL_PDU];
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/// NFAPI "Temporary" UL Config Request Structure, holds future UL_config requests
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nfapi_ul_config_request_t UL_req_tmp[NFAPI_CC_MAX][10];
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/// Preallocated HI_DCI0 pdu list
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nfapi_hi_dci0_request_pdu_t hi_dci0_pdu_list[NFAPI_CC_MAX][MAX_NUM_HI_DCI0_PDU];
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/// NFAPI HI/DCI0 Config Request Structure
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nfapi_hi_dci0_request_t HI_DCI0_req[NFAPI_CC_MAX];
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/// Prealocated TX pdu list
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nfapi_tx_request_pdu_t tx_request_pdu[NFAPI_CC_MAX][MAX_NUM_TX_REQUEST_PDU];
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/// NFAPI DL PDU structure
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nfapi_tx_request_t TX_req[NFAPI_CC_MAX];
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UE_list_t UE_list;
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/// UL handle
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uint32_t ul_handle;
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// MAC function execution peformance profiler
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/// processing time of eNB scheduler
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time_stats_t eNB_scheduler;
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/// processing time of eNB scheduler for SI
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time_stats_t schedule_si;
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/// processing time of eNB scheduler for Random access
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time_stats_t schedule_ra;
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/// processing time of eNB ULSCH scheduler
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time_stats_t schedule_ulsch;
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/// processing time of eNB DCI generation
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time_stats_t fill_DLSCH_dci;
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/// processing time of eNB MAC preprocessor
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time_stats_t schedule_dlsch_preprocessor;
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/// processing time of eNB DLSCH scheduler
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time_stats_t schedule_dlsch; // include rlc_data_req + MAC header + preprocessor
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/// processing time of eNB MCH scheduler
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time_stats_t schedule_mch;
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/// processing time of eNB ULSCH reception
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time_stats_t rx_ulsch_sdu; // include rlc_data_ind
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/// processing time of eNB PCH scheduler
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time_stats_t schedule_pch;
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} gNB_MAC_INST;
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#endif /*__LAYER2_NR_MAC_DEFS_H__ */
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