Calvin HSU
459257dae9
Procedures based on 38.213 ch.13 and ch.10, 38.211 ch.7. - Type0-PDCCH search space - Type0-PDCCH coreset
164 lines
4.9 KiB
C
Executable File
164 lines
4.9 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.c
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* \brief functions for NR UE FAPI-like interface
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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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#include "NR_IF_Module.h"
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#include "mac_proto.h"
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#include <stdio.h>
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#define MAX_IF_MODULES 100
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static nr_ue_if_module_t *nr_ue_if_module_inst[MAX_IF_MODULES];
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int8_t handle_bcch_bch(uint8_t *pduP, uint8_t additional_bits, uint32_t ssb_index, uint32_t l_ssb){
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// pdu_len = 4, 32bits
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//uint8_t extra_bits = pduP[0];
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nr_ue_decode_mib( (module_id_t)0,
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0,
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0,
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additional_bits,
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l_ssb, // Lssb = 64 is not support
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ssb_index,
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&pduP[1] );
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return 0;
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}
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int8_t handle_bcch_dlsch(uint32_t pdu_len, uint8_t *pduP){
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return 0;
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}
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int8_t nr_ue_ul_indication(nr_uplink_indication_t *ul_info){
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NR_UE_L2_STATE_t ret;
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module_id_t module_id = ul_info->module_id;
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NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
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ret = nr_ue_scheduler(
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ul_info->module_id,
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ul_info->gNB_index,
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ul_info->cc_id,
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ul_info->frame,
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ul_info->slot,
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ul_info->ssb_index,
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0, 0); // TODO check tx/rx frame/slot is need for NR version
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switch(ret){
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case CONNECTION_OK:
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break;
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case CONNECTION_LOST:
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break;
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case PHY_RESYNCH:
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break;
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case PHY_HO_PRACH:
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break;
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default:
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break;
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}
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mac->if_module->scheduled_response(&mac->scheduled_response);
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return 0;
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}
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int8_t nr_ue_dl_indication(nr_downlink_indication_t *dl_info){
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int32_t i;
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module_id_t module_id = dl_info->module_id;
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NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
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// clean up scheduled_response structure
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if(dl_info->rx_ind != NULL){
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printf("[L2][IF MODULE][DL INDICATION][RX_IND]\n");
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for(i=0; i<dl_info->rx_ind->number_pdus; ++i){
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switch(dl_info->rx_ind->rx_request_body[i].pdu_type){
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case FAPI_NR_RX_PDU_TYPE_MIB:
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handle_bcch_bch(dl_info->rx_ind->rx_request_body[i].mib_pdu.pdu, dl_info->rx_ind->rx_request_body[i].mib_pdu.additional_bits, dl_info->rx_ind->rx_request_body[i].mib_pdu.ssb_index, dl_info->rx_ind->rx_request_body[i].mib_pdu.l_ssb);
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break;
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case FAPI_NR_RX_PDU_TYPE_SIB:
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break;
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case FAPI_NR_RX_PDU_TYPE_DLSCH:
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break;
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default:
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break;
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}
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}
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}
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if(dl_info->dci_ind != NULL){
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}
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if(nr_ue_if_module_inst[module_id] != NULL){
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nr_ue_if_module_inst[module_id]->scheduled_response(&mac->scheduled_response);
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}
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return 0;
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}
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nr_ue_if_module_t *nr_ue_if_module_init(uint32_t module_id){
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if (nr_ue_if_module_inst[module_id] == NULL) {
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nr_ue_if_module_inst[module_id] = (nr_ue_if_module_t *)malloc(sizeof(nr_ue_if_module_t));
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memset((void*)nr_ue_if_module_inst[module_id],0,sizeof(nr_ue_if_module_t));
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nr_ue_if_module_inst[module_id]->cc_mask=0;
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nr_ue_if_module_inst[module_id]->current_frame = 0;
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nr_ue_if_module_inst[module_id]->current_slot = 0;
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nr_ue_if_module_inst[module_id]->phy_config_request = NULL;
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nr_ue_if_module_inst[module_id]->scheduled_response = NULL;
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nr_ue_if_module_inst[module_id]->dl_indication = nr_ue_dl_indication;
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nr_ue_if_module_inst[module_id]->ul_indication = nr_ue_ul_indication;
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}
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return nr_ue_if_module_inst[module_id];
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}
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int8_t nr_ue_if_module_kill(uint32_t module_id) {
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if (nr_ue_if_module_inst[module_id] != NULL){
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free(nr_ue_if_module_inst[module_id]);
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}
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return 0;
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}
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