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fix setting number of RBs in TBS computation for PDSCH scheduled by DCI11 at UE

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This commit is contained in:
francescomani
2026-04-20 19:15:27 +02:00
parent 29457abe71
commit 6bb7e3cb68
1 changed files with 12 additions and 10 deletions
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openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+11 -9
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@@ -385,9 +385,7 @@ int8_t nr_ue_process_dci_freq_dom_resource_assignment(nfapi_nr_ue_pusch_pdu_t *p
const int tmp=(start_DLBWP + n_RB_DLBWP) % P;
int last_RBG = tmp ? tmp : P;
writeBit(rb_bitmap, currentBit, last_bit_rbg, last_RBG);
}
else if (pdsch_Config &&
pdsch_Config->resourceAllocation == NR_PDSCH_Config__resourceAllocation_dynamicSwitch)
} else if (pdsch_Config && pdsch_Config->resourceAllocation == NR_PDSCH_Config__resourceAllocation_dynamicSwitch)
AssertFatal(false, "DLSCH dynamic switch allocation not yet supported\n");
else {
// TS 38.214 subclause 5.1.2.2.2 Downlink resource allocation type 1
@@ -428,10 +426,6 @@ int8_t nr_ue_process_dci_freq_dom_resource_assignment(nfapi_nr_ue_pusch_pdu_t *p
LOG_W(MAC, "Frequency domain assignment values are invalid! #RBs: %d, Start RB: %d, n_RB_ULBWP: %d \n",pusch_config_pdu->rb_size, pusch_config_pdu->rb_start, n_RB_ULBWP);
return -1;
}
LOG_D(MAC,"ULSCH riv = %i\n", riv);
LOG_D(MAC,"ULSCH n_RB_DLBWP = %i\n", n_RB_ULBWP);
LOG_D(MAC,"ULSCH number_rbs = %i\n", pusch_config_pdu->rb_size);
LOG_D(MAC,"ULSCH start_rb = %i\n", pusch_config_pdu->rb_start);
}
return 0;
}
@@ -1376,12 +1370,20 @@ static int nr_ue_process_dci_dl_11(NR_UE_MAC_INST_t *mac,
nb_rb_oh = 0;
int nb_re_dmrs = ((dmrs_type == NULL) ? 6 : 4) * dlsch_pdu->n_dmrs_cdm_groups;
int number_rbs;
if (dlsch_pdu->resource_alloc == 1) {
number_rbs = dlsch_pdu->number_rbs;
} else {
uint32_t temp_bitmap[9];
memcpy(temp_bitmap, dlsch_pdu->rb_bitmap, 36);
number_rbs = count_bits(temp_bitmap, 9);
}
int R = nr_get_code_rate_dl(dlsch_pdu->mcs, dlsch_pdu->mcs_table);
if (R > 0) {
dlsch_pdu->targetCodeRate = R;
dlsch_pdu->TBS = nr_compute_tbs(dlsch_pdu->qamModOrder,
R,
dlsch_pdu->number_rbs,
number_rbs,
dlsch_pdu->number_symbols,
nb_re_dmrs * get_num_dmrs(dlsch_pdu->dlDmrsSymbPos),
nb_rb_oh,
@@ -1422,7 +1424,7 @@ static int nr_ue_process_dci_dl_11(NR_UE_MAC_INST_t *mac,
if (dl_dmrs_config->phaseTrackingRS != NULL) {
bool valid_ptrs_setup =
set_dl_ptrs_values(dl_dmrs_config->phaseTrackingRS->choice.setup,
dlsch_pdu->number_rbs,
number_rbs,
dlsch_pdu->mcs,
dlsch_pdu->mcs_table,
&dlsch_pdu->PTRSFreqDensity,