119 lines
5.2 KiB
C
119 lines
5.2 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 1.0 (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 gNB_scheduler_phytest.c
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* \brief gNB scheduling procedures in phy_test mode
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* \author Guy De Souza
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* \date 07/2018
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* \email: desouza@eurecom.fr
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* \version 1.0
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* @ingroup _mac
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*/
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#include "nr_mac_gNB.h"
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#include "SCHED_NR/sched_nr.h"
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extern RAN_CONTEXT_t RC;
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/*Scheduling of DLSCH with associated DCI in common search space
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* current version has only a DCI for type 1 PDCCH for RA-RNTI*/
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void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
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frame_t frameP,
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sub_frame_t subframeP)
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{
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uint8_t CC_id;
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gNB_MAC_INST *nr_mac = RC.nrmac[module_idP];
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NR_COMMON_channels_t *cc = nr_mac->common_channels;
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nfapi_nr_dl_config_request_body_t *dl_req;
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nfapi_nr_dl_config_request_pdu_t *dl_config_pdu;
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nfapi_tx_request_pdu_t *TX_req;
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uint16_t sfn_sf = frameP << 4 | subframeP;
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for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
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LOG_I(MAC, "Scheduling common search space DCI type 1 for CC_id %d\n",CC_id);
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PHY_VARS_gNB *gNB = RC.gNB[module_idP][CC_id];
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nfapi_nr_config_request_t *cfg = &gNB->gNB_config;
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NR_DL_FRAME_PARMS *fp = &gNB->frame_parms;
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dl_req = &nr_mac->DL_req[CC_id].dl_config_request_body;
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dl_config_pdu = &dl_req->dl_config_pdu_list[dl_req->number_pdu];
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memset((void*)dl_config_pdu,0,sizeof(nfapi_nr_dl_config_request_pdu_t));
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dl_config_pdu->pdu_type = NFAPI_NR_DL_CONFIG_DCI_DL_PDU_TYPE;
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dl_config_pdu->pdu_size = (uint8_t)(2+sizeof(nfapi_nr_dl_config_dci_dl_pdu));
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nfapi_nr_dl_config_dci_dl_pdu_rel15_t *pdu_rel15 = &dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel15;
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nfapi_nr_dl_config_pdcch_parameters_rel15_t *params_rel15 = &dl_config_pdu->dci_dl_pdu.pdcch_params_rel15;
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nr_configure_css_dci_from_mib(&gNB->pdcch_type0_params,
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kHz30, kHz30, nr_FR1, 0, 0,
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fp->slots_per_frame,
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cfg->rf_config.dl_channel_bandwidth.value);
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memcpy((void*)params_rel15, (void*)&gNB->pdcch_type0_params, sizeof(nfapi_nr_dl_config_pdcch_parameters_rel15_t));
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pdu_rel15->frequency_domain_assignment = 5;
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pdu_rel15->time_domain_assignment = 2;
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pdu_rel15->vrb_to_prb_mapping = 0;
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pdu_rel15->tb_scaling = 1;
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LOG_I(MAC, "[gNB scheduler phytest] DCI type 1 payload: freq_alloc %d, time_alloc %d, vrb to prb %d, tb_scaling %d\n",
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pdu_rel15->frequency_domain_assignment,
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pdu_rel15->time_domain_assignment,
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pdu_rel15->vrb_to_prb_mapping,
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pdu_rel15->tb_scaling);
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params_rel15->rnti = 0x03;
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params_rel15->rnti_type = NFAPI_NR_RNTI_RA;
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params_rel15->dci_format = NFAPI_NR_DL_DCI_FORMAT_1_0;
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params_rel15->aggregation_level = 1;
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LOG_I(MAC, "DCI type 1 params: rmsi_pdcch_config %d, rnti %d, rnti_type %d, dci_format %d\n \
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coreset params: mux_pattern %d, n_rb %d, n_symb %d, rb_offset %d \n \
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ss params : nb_ss_sets_per_slot %d, first symb %d, nb_slots %d, sfn_mod2 %d, first slot %d\n",
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0,
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params_rel15->rnti,
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params_rel15->rnti_type,
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params_rel15->dci_format,
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params_rel15->mux_pattern,
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params_rel15->n_rb,
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params_rel15->n_symb,
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params_rel15->rb_offset,
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params_rel15->nb_ss_sets_per_slot,
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params_rel15->first_symbol,
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params_rel15->nb_slots,
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params_rel15->sfn_mod2,
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params_rel15->first_slot);
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dl_req->number_dci++;
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dl_req->number_pdu++;
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TX_req = &nr_mac->TX_req[CC_id].tx_request_body.tx_pdu_list[nr_mac->TX_req[CC_id].tx_request_body.number_of_pdus];
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TX_req->pdu_length = 6;
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TX_req->pdu_index = nr_mac->pdu_index[CC_id]++;
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TX_req->num_segments = 1;
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TX_req->segments[0].segment_length = 8;
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//TX_req->segments[0].segment_data = (uint8_t*)pdu_rel15;
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nr_mac->TX_req[CC_id].tx_request_body.number_of_pdus++;
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nr_mac->TX_req[CC_id].sfn_sf = sfn_sf;
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nr_mac->TX_req[CC_id].tx_request_body.tl.tag = NFAPI_TX_REQUEST_BODY_TAG;
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nr_mac->TX_req[CC_id].header.message_id = NFAPI_TX_REQUEST;
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}
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}
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