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hotfix for when there are more physical TX antenna ports (ru->nb_tx) than logical antenna ports (config->carrier_config.num_tx_ant.value).

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Raymond Knopp
2025-12-20 21:48:09 +01:00
parent b916c6d8d4
commit b0f402dfdc
1 changed files with 2 additions and 1 deletions
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openair1/SCHED_NR/nr_ru_procedures.c
+2 -1
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@@ -199,10 +199,11 @@ void nr_feptx_prec(RU_t *ru, int frame_tx, int slot_tx)
if (nr_slot_select(cfg,frame_tx,slot_tx) == NR_UPLINK_SLOT)
return;
int Ptx = cfg->carrier_config.num_tx_ant.value;
// If there is no digital beamforming we just need to copy the data to RU
if (ru->config.dbt_config.num_dig_beams == 0 || ru->gNB_list[0]->common_vars.analog_bf) {
for (int b = 0; b < ru->num_beams_period; b++) {
for (int i = 0; i < ru->nb_tx; ++i) {
for (int i = 0; i < Ptx; ++i) {
int tx_idx = i + b * ru->nb_tx;
memcpy((void*)ru->common.txdataF_BF[tx_idx],
(void*)&gNB->common_vars.txdataF[b][i][txdataF_offset],