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moving beam weigths to MACRLC config file section and requiring only a single beam index per beam in analog beamforming

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This commit is contained in:
francescomani
2025-06-10 12:10:59 +02:00
parent bf6ddb70c4
commit be8771189e
5 changed files with 28 additions and 26 deletions
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openair2/GNB_APP/gnb_config.c
+16 -13
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@@ -1566,19 +1566,6 @@ void RCconfig_nr_macrlc(configmodule_interface_t *cfg)
config.timer_config.n311,
config.timer_config.t319);
if (config_isparamset(GNBParamList.paramarray[0], GNB_BEAMWEIGHTS_IDX)) {
int n = GNBParamList.paramarray[0][GNB_BEAMWEIGHTS_IDX].numelt;
AssertFatal(n % num_tx == 0, "Error! Number of beam input needs to be multiple of TX antennas\n");
// each beam is described by a set of weights (one for each antenna)
// on the other hand in case of analog beamforming an index to the RU beam identifier is provided
config.nb_bfw[0] = num_tx; // number of tx antennas
config.nb_bfw[1] = n; // number of beams weights/indices
config.bw_list = malloc16_clear(n * sizeof(*config.bw_list));
for (int b = 0; b < n; b++) {
config.bw_list[b] = GNBParamList.paramarray[0][GNB_BEAMWEIGHTS_IDX].iptr[b];
}
}
// Construct default aggragation level list or read from config
int uess_num_agg_level_candidates[NUM_PDCCH_AGG_LEVELS];
uess_num_agg_level_candidates[PDCCH_AGG_LEVEL1] = NR_SearchSpace__nrofCandidates__aggregationLevel1_n0;
@@ -1711,6 +1698,22 @@ void RCconfig_nr_macrlc(configmodule_interface_t *cfg)
beam_info->beams_per_period = beams_per_period;
beam_info->beam_allocation_size = -1; // to be initialized once we have information on frame configuration
}
if (config_isparamset(MacRLC_ParamList.paramarray[j], MACRLC_BEAMWEIGHTS_IDX)) {
int n = MacRLC_ParamList.paramarray[j][MACRLC_BEAMWEIGHTS_IDX].numelt;
int num_beam = n;
if (!ab) {
AssertFatal(n % num_tx == 0, "Error! Number of beam input needs to be multiple of TX antennas\n");
num_beam = n / num_tx;
}
// each beam is described by a set of weights (one for each antenna)
// in case of analog beamforming an index to the RU beam identifier is provided
// (one for each beam regardless of the number of antennas per beam)
config.nb_bfw[0] = num_tx; // number of tx antennas
config.nb_bfw[1] = num_beam; // number of beams weights/indices
config.bw_list = calloc_or_fail(n, sizeof(*config.bw_list));
for (int b = 0; b < n; b++)
config.bw_list[b] = MacRLC_ParamList.paramarray[j][MACRLC_BEAMWEIGHTS_IDX].iptr[b];
}
// triggers also PHY initialization in case we have L1 via FAPI
nr_mac_config_scc(RC.nrmac[j], scc, &config);
} // for (j=0;j<RC.nb_nr_macrlc_inst;j++)