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Hotfix scrambling rnti

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- this is needed because in the current implementation of the gNB
  the scrambling rnti is 0 for the RA and dci rnti otherwise
This commit is contained in:
cig
2020-05-12 17:38:47 +02:00
parent 4522cd4eb9
commit 268a35419e
1 changed files with 13 additions and 9 deletions
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openair2/LAYER2/NR_MAC_UE/nr_ue_dci_configuration.c
+13 -9
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@@ -192,15 +192,6 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
rel15->coreset.CoreSetType = 1; rel15->coreset.CoreSetType = 1;
rel15->coreset.precoder_granularity = coreset->precoderGranularity; rel15->coreset.precoder_granularity = coreset->precoderGranularity;
// Scrambling RNTI
if (coreset->pdcch_DMRS_ScramblingID) {
rel15->coreset.pdcch_dmrs_scrambling_id = *coreset->pdcch_DMRS_ScramblingID;
rel15->coreset.scrambling_rnti = mac->t_crnti;
} else {
rel15->coreset.pdcch_dmrs_scrambling_id = *scc->physCellId;
rel15->coreset.scrambling_rnti = 0;
}
if (mac->ra_state == WAIT_RAR){ if (mac->ra_state == WAIT_RAR){
NR_BWP_DownlinkCommon_t *initialDownlinkBWP = scc->downlinkConfigCommon->initialDownlinkBWP; NR_BWP_DownlinkCommon_t *initialDownlinkBWP = scc->downlinkConfigCommon->initialDownlinkBWP;
@@ -266,6 +257,19 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
} }
fill_dci_search_candidates(uss, rel15); fill_dci_search_candidates(uss, rel15);
} }
// Scrambling RNTI
if (coreset->pdcch_DMRS_ScramblingID) {
rel15->coreset.pdcch_dmrs_scrambling_id = *coreset->pdcch_DMRS_ScramblingID;
rel15->coreset.scrambling_rnti = mac->t_crnti;
} else {
rel15->coreset.pdcch_dmrs_scrambling_id = *scc->physCellId;
if(mac->ra_state == WAIT_RAR)
rel15->coreset.scrambling_rnti = 0;
else
rel15->coreset.scrambling_rnti = rel15->rnti;
}
if (add_dci){ if (add_dci){
dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_CONFIG_TYPE_DCI; dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_CONFIG_TYPE_DCI;
dl_config->number_pdus = dl_config->number_pdus + 1; dl_config->number_pdus = dl_config->number_pdus + 1;