fapi_nr_ue_l1.c 11 KB
Newer Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
/*
 * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The OpenAirInterface Software Alliance licenses this file to You under
 * the OAI Public License, Version 1.1  (the "License"); you may not use this file
 * except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.openairinterface.org/?page_id=698
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *-------------------------------------------------------------------------------
 * For more information about the OpenAirInterface (OAI) Software Alliance:
 *      contact@openairinterface.org
 */

22
/* \file fapi_nr_ue_l1.c
23
 * \brief functions for NR UE FAPI-like interface
24
 * \author R. Knopp, K.H. HSU
25
26
 * \date 2018
 * \version 0.1
27
28
 * \company Eurecom / NTUST
 * \email: knopp@eurecom.fr, kai-hsiang.hsu@eurecom.fr
29
30
31
32
 * \note
 * \warning
 */

33
34
#include <stdio.h>

35
36
#include "fapi_nr_ue_interface.h"
#include "fapi_nr_ue_l1.h"
37
38

#include "PHY/defs_nr_UE.h"
39
#include "PHY/impl_defs_nr.h"
40

41
extern PHY_VARS_NR_UE ***PHY_vars_UE_g;
42

43
int8_t nr_ue_scheduled_response(nr_scheduled_response_t *scheduled_response){
44
45

  if(scheduled_response != NULL){
46
47
48

    module_id_t module_id = scheduled_response->module_id;
    uint8_t cc_id = scheduled_response->CC_id, thread_id;
49
    uint32_t i;
50
51
    int slot = scheduled_response->slot;

52
    // Note: we have to handle the thread IDs for this. To be revisited completely.
53
    thread_id = PHY_vars_UE_g[module_id][cc_id]->current_thread_id[slot];
54
    NR_UE_DLSCH_t *dlsch0 = NULL;
55
    NR_UE_PDCCH *pdcch_vars = PHY_vars_UE_g[module_id][cc_id]->pdcch_vars[thread_id][0];
56
    NR_UE_ULSCH_t *ulsch0 = PHY_vars_UE_g[module_id][cc_id]->ulsch[thread_id][0][0];
57

58
59
    if(scheduled_response->dl_config != NULL){
      fapi_nr_dl_config_request_t *dl_config = scheduled_response->dl_config;
60

61
62
      LOG_D(PHY,"Received %d DL pdus\n",dl_config->number_pdus);
      pdcch_vars->nb_search_space = 0;
63
64
65
66
67
68
69
70
71
      for (i = 0; i < dl_config->number_pdus; ++i){

        if (dl_config->dl_config_list[i].pdu_type == FAPI_NR_DL_CONFIG_TYPE_DCI) {

          fapi_nr_dl_config_dci_dl_pdu_rel15_t *pdcch_config = &dl_config->dl_config_list[i].dci_config_pdu.dci_config_rel15;
          memcpy((void*)&pdcch_vars->pdcch_config[pdcch_vars->nb_search_space],(void*)pdcch_config,sizeof(*pdcch_config));
          pdcch_vars->nb_search_space = pdcch_vars->nb_search_space + 1;
          LOG_D(PHY,"Number of DCI SearchSpaces %d\n",pdcch_vars->nb_search_space);

Guido Casati's avatar
Guido Casati committed
72
73
74
75
76
77
78
79
        } else {

          if (dl_config->dl_config_list[i].pdu_type == FAPI_NR_DL_CONFIG_TYPE_DLSCH){
            dlsch0 = PHY_vars_UE_g[module_id][cc_id]->dlsch[thread_id][0][0];
          }
          else if (dl_config->dl_config_list[i].pdu_type == FAPI_NR_DL_CONFIG_TYPE_RA_DLSCH){
            dlsch0 = PHY_vars_UE_g[module_id][cc_id]->dlsch_ra[0];
          }
80
81
82
83
84
85
86
87
88
89

          fapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_config_pdu = &dl_config->dl_config_list[i].dlsch_config_pdu.dlsch_config_rel15;
          uint8_t current_harq_pid = dlsch_config_pdu->harq_process_nbr;
          NR_DL_UE_HARQ_t *dlsch0_harq;

          dlsch0->current_harq_pid = current_harq_pid;
          dlsch0->active = 1;
          dlsch0->rnti = dl_config->dl_config_list[i].dlsch_config_pdu.rnti;
          //dlsch0->harq_processes[0]->mcs = &dlsch_config_pdu->mcs;
          dlsch0_harq = dlsch0->harq_processes[current_harq_pid];
Guido Casati's avatar
Guido Casati committed
90
91
92

          if (dlsch0_harq){

93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
            dlsch0_harq->BWPStart = dlsch_config_pdu->BWPStart;
            dlsch0_harq->BWPSize = dlsch_config_pdu->BWPSize;
            dlsch0_harq->nb_rb = dlsch_config_pdu->number_rbs;
            dlsch0_harq->start_rb = dlsch_config_pdu->start_rb;
            dlsch0_harq->nb_symbols = dlsch_config_pdu->number_symbols;
            dlsch0_harq->start_symbol = dlsch_config_pdu->start_symbol;
            dlsch0_harq->dlDmrsSymbPos = dlsch_config_pdu->dlDmrsSymbPos;
            dlsch0_harq->dmrsConfigType = dlsch_config_pdu->dmrsConfigType;
            dlsch0_harq->mcs = dlsch_config_pdu->mcs;
            dlsch0_harq->DCINdi = dlsch_config_pdu->ndi;
            dlsch0_harq->rvidx = dlsch_config_pdu->rv;
            dlsch0->g_pucch = dlsch_config_pdu->accumulated_delta_PUCCH;
            dlsch0_harq->harq_ack.pucch_resource_indicator = dlsch_config_pdu->pucch_resource_id;
            dlsch0_harq->harq_ack.slot_for_feedback_ack = dlsch_config_pdu->pdsch_to_harq_feedback_time_ind;
            dlsch0_harq->Nl=1;
            dlsch0_harq->mcs_table=0;
            dlsch0_harq->status = ACTIVE;
            LOG_D(MAC, ">>>> \tdlsch0->g_pucch = %d\tdlsch0_harq.mcs = %d\n", dlsch0->g_pucch, dlsch0_harq->mcs);
          }
112
        }
113
      }
114
    } else {
115
      pdcch_vars->nb_search_space = 0;
116
117
    }

118
119
    if (scheduled_response->ul_config != NULL){

120
      fapi_nr_ul_config_request_t *ul_config = scheduled_response->ul_config;
121
122
123

      for (i = 0; i < ul_config->number_pdus; ++i){

124
125
        uint8_t pdu_type = ul_config->ul_config_list[i].pdu_type, pucch_resource_id, current_harq_pid, format, gNB_id = 0;
        /* PRACH */
126
        //NR_PRACH_RESOURCES_t *prach_resources;
127
128
        fapi_nr_ul_config_prach_pdu *prach_config_pdu;
        /* PUSCH */
129
        nfapi_nr_ue_pusch_pdu_t *pusch_config_pdu;
130
        /* PUCCH */
131
132
133
134
135
136
137
138
139
        fapi_nr_ul_config_pucch_pdu *pucch_config_pdu;
        PUCCH_ConfigCommon_nr_t *pucch_config_common_nr;
        PUCCH_Config_t *pucch_config_dedicated_nr;
        PUCCH_format_t *format_params;

        switch (pdu_type){

        case (FAPI_NR_UL_CONFIG_TYPE_PUSCH):
          // pusch config pdu
140
141
142
143
144
145
          pusch_config_pdu = &ul_config->ul_config_list[i].pusch_config_pdu;
          current_harq_pid = pusch_config_pdu->pusch_data.harq_process_id;
          nfapi_nr_ue_pusch_pdu_t *pusch_pdu = &ulsch0->harq_processes[current_harq_pid]->pusch_pdu;

          memcpy(pusch_pdu, pusch_config_pdu, sizeof(nfapi_nr_ue_pusch_pdu_t));

146
          ulsch0->f_pusch = pusch_config_pdu->absolute_delta_PUSCH;
147
          ulsch0->harq_processes[current_harq_pid]->status = ACTIVE;
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
        break;

        case (FAPI_NR_UL_CONFIG_TYPE_PUCCH):
          // pucch config pdu
          pucch_config_pdu = &ul_config->ul_config_list[i].pucch_config_pdu;
          pucch_resource_id = 0; //FIXME!!!
          format = 1; // FIXME!!!
          pucch_config_common_nr = &PHY_vars_UE_g[module_id][cc_id]->pucch_config_common_nr[0];
          pucch_config_dedicated_nr = &PHY_vars_UE_g[module_id][cc_id]->pucch_config_dedicated_nr[0];
          format_params = &pucch_config_dedicated_nr->PUCCH_Resource[pucch_resource_id]->format_parameters;

          format_params->initialCyclicShift = pucch_config_pdu->initialCyclicShift;
          format_params->nrofSymbols = pucch_config_pdu->nrofSymbols;
          format_params->startingSymbolIndex = pucch_config_pdu->startingSymbolIndex;
          format_params->nrofPRBs = pucch_config_pdu->nrofPRBs;
          format_params->timeDomainOCC = pucch_config_pdu->timeDomainOCC;
          format_params->occ_length = pucch_config_pdu->occ_length;
          format_params->occ_Index = pucch_config_pdu->occ_Index;

          pucch_config_dedicated_nr->PUCCH_Resource[pucch_resource_id]->startingPRB = pucch_config_pdu->startingPRB;
          pucch_config_dedicated_nr->PUCCH_Resource[pucch_resource_id]->intraSlotFrequencyHopping = pucch_config_pdu->intraSlotFrequencyHopping;
          pucch_config_dedicated_nr->PUCCH_Resource[pucch_resource_id]->secondHopPRB = pucch_config_pdu->secondHopPRB; // Not sure this parameter is used
          pucch_config_dedicated_nr->formatConfig[format - 1]->additionalDMRS = pucch_config_pdu->additionalDMRS; // At this point we need to know which format is going to be used
          pucch_config_dedicated_nr->formatConfig[format - 1]->pi2PBSK = pucch_config_pdu->pi2PBSK;

          pucch_config_common_nr->pucch_GroupHopping = pucch_config_pdu->pucch_GroupHopping;
          pucch_config_common_nr->hoppingId = pucch_config_pdu->hoppingId;
          pucch_config_common_nr->p0_nominal = pucch_config_pdu->p0_nominal;

          /* pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->format_parameters.initialCyclicShift = pucch_config_pdu->initialCyclicShift;
          pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->format_parameters.nrofSymbols = pucch_config_pdu->nrofSymbols;
          pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->format_parameters.startingSymbolIndex = pucch_config_pdu->startingSymbolIndex;
          pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->format_parameters.nrofPRBs = pucch_config_pdu->nrofPRBs;
          pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->startingPRB = pucch_config_pdu->startingPRB;
          pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->format_parameters.timeDomainOCC = pucch_config_pdu->timeDomainOCC;
          pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->format_parameters.occ_length = pucch_config_pdu->occ_length;
          pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->format_parameters.occ_Index = pucch_config_pdu->occ_Index;
          pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->intraSlotFrequencyHopping = pucch_config_pdu->intraSlotFrequencyHopping;
          pucch_config_dedicated->PUCCH_Resource[pucch_resource_id]->secondHopPRB = pucch_config_pdu->secondHopPRB; // Not sure this parameter is used
          pucch_config_dedicated->formatConfig[format-1]->additionalDMRS = pucch_config_pdu->additionalDMRS; // At this point we need to know which format is going to be used
          pucch_config_dedicated->formatConfig[format-1]->pi2PBSK = pucch_config_pdu->pi2PBSK;
          pucch_config_common->pucch_GroupHopping = pucch_config_pdu->pucch_GroupHopping;
          pucch_config_common->hoppingId = pucch_config_pdu->hoppingId;
          pucch_config_common->p0_nominal = pucch_config_pdu->p0_nominal;*/
        break;

        case (FAPI_NR_UL_CONFIG_TYPE_PRACH):
          // prach config pdu
196
          //prach_resources = PHY_vars_UE_g[module_id][cc_id]->prach_resources[gNB_id];
197
          prach_config_pdu = &ul_config->ul_config_list[i].prach_config_pdu;
198
199
          memcpy((void*)&(PHY_vars_UE_g[module_id][cc_id]->prach_vars[gNB_id]->prach_pdu), (void*)prach_config_pdu, sizeof(fapi_nr_ul_config_prach_pdu));
          PHY_vars_UE_g[module_id][cc_id]->prach_vars[gNB_id]->prach_Config_enabled = 1;
200
201
202
203
204
        break;

        default:
        break;
        }
205
      }
206
    } else {
207
    }
208

209
210
    if (scheduled_response->tx_request != NULL){
    } else {
211
    }
212
  }
213

214
  return 0;
215
216
217
218
}


int8_t nr_ue_phy_config_request(nr_phy_config_t *phy_config){
219

220
  fapi_nr_config_request_t *nrUE_config = &PHY_vars_UE_g[phy_config->Mod_id][phy_config->CC_id]->nrUE_config;
221

222
  if(phy_config != NULL)
223
      memcpy(nrUE_config,&phy_config->config_req,sizeof(fapi_nr_config_request_t));
224

225
  return 0;
226
}
227

knopp's avatar
knopp committed
228