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Init SRS parameters at gNB

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This commit is contained in:
rmagueta
2021-11-11 16:46:43 +00:00
parent 7e8dd29828
commit 6aea63a0eb
1 changed files with 26 additions and 0 deletions
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openair1/PHY/INIT/nr_parms.c
+26
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@@ -237,6 +237,30 @@ uint32_t get_samples_slot_timestamp(int slot, NR_DL_FRAME_PARMS* fp, uint8_t sl_
return samp_count;
}
// FIXME: It is hardcoded for now
void set_srs_parameters(NR_DL_FRAME_PARMS *fp) {
// init resource
SRS_Resource_t *p_srs_resource = calloc( 1, sizeof(*p_srs_resource));
p_srs_resource->nrof_SrsPorts = port1;
p_srs_resource->transmissionComb = 2; // K_TC
p_srs_resource->resourceMapping_nrofSymbols = 1;
p_srs_resource->resourceMapping_repetitionFactor = 1;
p_srs_resource->SRS_Periodicity = srs_sl4;
p_srs_resource->SRS_Offset = 3;
// init resource set with only 1 resource
SRS_ResourceSet_t *p_srs_resource_set = calloc( 1, sizeof(*p_srs_resource_set));
p_srs_resource_set->resourceType = periodic;
p_srs_resource_set->number_srs_Resource++;
p_srs_resource_set->p_srs_ResourceList[0] = p_srs_resource;
SRS_NR *p_srs_nr = &fp->srs_nr;
p_srs_nr->active_srs_Resource_Set = 0;
p_srs_nr->number_srs_Resource_Set++;
p_srs_nr->p_SRS_ResourceSetList[0] = p_srs_resource_set;
}
int nr_init_frame_parms(nfapi_nr_config_request_scf_t* cfg,
NR_DL_FRAME_PARMS *fp)
{
@@ -294,6 +318,8 @@ int nr_init_frame_parms(nfapi_nr_config_request_scf_t* cfg,
for (int p=0; p<num_tx_ant; p++)
fp->N_ssb += ((fp->L_ssb >> (63-p)) & 0x01);
set_srs_parameters(fp);
return 0;
}