maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Populate sampled_ue_antennas

Browse Source
This commit is contained in:
Nick Hedberg
2025-09-10 17:51:27 +01:00
committed by rmagueta
parent d372aa1b50
commit 1120d41dd6
1 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_srs.c
+6
View File
@@ -462,6 +462,12 @@ static void nr_configure_srs(gNB_MAC_INST *nrmac,
srs_pdu->srs_parameters_v4.iq_representation = 1; srs_pdu->srs_parameters_v4.iq_representation = 1;
srs_pdu->srs_parameters_v4.prg_size = 1; srs_pdu->srs_parameters_v4.prg_size = 1;
srs_pdu->srs_parameters_v4.num_total_ue_antennas = 1 << srs_pdu->num_ant_ports; srs_pdu->srs_parameters_v4.num_total_ue_antennas = 1 << srs_pdu->num_ant_ports;
/* For srs usage: codebook, this is a bitmask of the antenna ports that should be used for data.
* num_ant_ports num_total_ue_antennas sampled_ue_antennas
* 0 1 1
* 1 2 3
* 2 4 15 */
srs_pdu->srs_parameters_v4.sampled_ue_antennas = (2 << srs_pdu->num_ant_ports) - 1;
if (srs_resource_set->usage == NR_SRS_ResourceSet__usage_beamManagement) { if (srs_resource_set->usage == NR_SRS_ResourceSet__usage_beamManagement) {
// srs_pdu->beamforming.trp_scheme = 0; // srs_pdu->beamforming.trp_scheme = 0;
srs_pdu->beamforming.num_prgs = m_SRS[srs_pdu->config_index]; srs_pdu->beamforming.num_prgs = m_SRS[srs_pdu->config_index];