fapi_nr_ue_l1.c 11.7 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"
Sakthivel Velumani's avatar
Sakthivel Velumani committed
37
#include "harq_nr.h"
38
39
40
//#include "PHY/phy_vars_nr_ue.h"

#include "PHY/defs_nr_UE.h"
41
#include "PHY/impl_defs_nr.h"
42

43
extern PHY_VARS_NR_UE ***PHY_vars_UE_g;
44

45
int8_t nr_ue_scheduled_response(nr_scheduled_response_t *scheduled_response){
46
47

  if(scheduled_response != NULL){
48
49
50

    module_id_t module_id = scheduled_response->module_id;
    uint8_t cc_id = scheduled_response->CC_id, thread_id;
51
    uint32_t i;
52
53
    int slot = scheduled_response->slot;

54
    // Note: we have to handle the thread IDs for this. To be revisited completely.
55
    thread_id = PHY_vars_UE_g[module_id][cc_id]->current_thread_id[slot];
56
    NR_UE_DLSCH_t *dlsch0 = NULL;
57
    NR_UE_PDCCH *pdcch_vars = PHY_vars_UE_g[module_id][cc_id]->pdcch_vars[thread_id][0];
58
    NR_UE_ULSCH_t *ulsch0 = PHY_vars_UE_g[module_id][cc_id]->ulsch[thread_id][0][0];
59
    NR_DL_FRAME_PARMS frame_parms = PHY_vars_UE_g[module_id][cc_id]->frame_parms;
Francesco Mani's avatar
Francesco Mani committed
60
    //PRACH_RESOURCES_t *prach_resources = PHY_vars_UE_g[module_id][cc_id]->prach_resources[0];
Calvin HSU's avatar
Calvin HSU committed
61
        
62
63
    //        PUCCH_ConfigCommon_nr_t    *pucch_config_common = PHY_vars_UE_g[module_id][cc_id]->pucch_config_common_nr[0];
    //        PUCCH_Config_t             *pucch_config_dedicated = PHY_vars_UE_g[module_id][cc_id]->pucch_config_dedicated_nr[0];
64

65
66
    if(scheduled_response->dl_config != NULL){
      fapi_nr_dl_config_request_t *dl_config = scheduled_response->dl_config;
67

68
69
      LOG_D(PHY,"Received %d DL pdus\n",dl_config->number_pdus);
      pdcch_vars->nb_search_space = 0;
70

71
72
73
74
75
76
77
78
79
      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
80
81
82
83
84
85
86
87
        } 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];
          }
88
89
90
91
92
93
94
95
96
97

          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
98
99
100

          if (dlsch0_harq){

101
102
103
104
105
106
107
108
            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;
Francesco Mani's avatar
Francesco Mani committed
109
            dlsch0_harq->n_dmrs_cdm_groups = dlsch_config_pdu->n_dmrs_cdm_groups;
110
111
112
113
            dlsch0_harq->mcs = dlsch_config_pdu->mcs;
            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;
114
            dlsch0_harq->harq_ack.slot_for_feedback_ack = (slot+dlsch_config_pdu->pdsch_to_harq_feedback_time_ind)%frame_parms.slots_per_frame;
115
116
            dlsch0_harq->Nl=1;
            dlsch0_harq->mcs_table=0;
117
            dlsch0_harq->harq_ack.rx_status = downlink_harq_process(dlsch0_harq, dlsch0->current_harq_pid, dlsch_config_pdu->ndi, dlsch0->rnti_type);
Sakthivel Velumani's avatar
Sakthivel Velumani committed
118
            dlsch0_harq->harq_ack.vDAI_DL = dlsch_config_pdu->dai;
119
120
            LOG_D(MAC, ">>>> \tdlsch0->g_pucch = %d\tdlsch0_harq.mcs = %d\n", dlsch0->g_pucch, dlsch0_harq->mcs);
          }
121
        }
122
      }
123
    } else {
124
      pdcch_vars->nb_search_space = 0;
125
126
    }

127
128
    if (scheduled_response->ul_config != NULL){

129
      fapi_nr_ul_config_request_t *ul_config = scheduled_response->ul_config;
130
131
132

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

133
134
        uint8_t pdu_type = ul_config->ul_config_list[i].pdu_type, pucch_resource_id, current_harq_pid, format, gNB_id = 0;
        /* PRACH */
135
        //NR_PRACH_RESOURCES_t *prach_resources;
136
137
        fapi_nr_ul_config_prach_pdu *prach_config_pdu;
        /* PUSCH */
138
        nfapi_nr_ue_pusch_pdu_t *pusch_config_pdu;
139
        /* PUCCH */
140
141
142
143
144
145
146
147
148
        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
149
150
151
152
153
154
          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));

155
          ulsch0->f_pusch = pusch_config_pdu->absolute_delta_PUSCH;
156
          ulsch0->harq_processes[current_harq_pid]->status = ACTIVE;
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
196
197
198
199
200
201
202
203
204
        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
205
          //prach_resources = PHY_vars_UE_g[module_id][cc_id]->prach_resources[gNB_id];
206
          prach_config_pdu = &ul_config->ul_config_list[i].prach_config_pdu;
207
208
          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;
209
210
211
212
213
        break;

        default:
        break;
        }
214
      }
215
    } else {
216
    }
217

218
219
    if (scheduled_response->tx_request != NULL){
    } else {
220
    }
221
  }
222

223
  return 0;
224
225
226
}


227
228


229
int8_t nr_ue_phy_config_request(nr_phy_config_t *phy_config){
230

231
  fapi_nr_config_request_t *nrUE_config = &PHY_vars_UE_g[phy_config->Mod_id][phy_config->CC_id]->nrUE_config;
232

233
  if(phy_config != NULL)
234
      memcpy(nrUE_config,&phy_config->config_req,sizeof(fapi_nr_config_request_t));
235

236
  return 0;
237
}
238

knopp's avatar
knopp committed
239