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Refactor SRS configuration

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This commit is contained in:
rmagueta
2025-06-05 10:19:55 +01:00
parent d851e7799c
commit 7080810e49
1 changed files with 115 additions and 81 deletions
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openair2/LAYER2/NR_MAC_gNB/nr_radio_config.c
+115 -81
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@@ -728,64 +728,58 @@ static struct NR_SRS_Resource__resourceType__periodic *configure_periodic_srs(co
return periodic_srs;
}
static NR_SetupRelease_SRS_Config_t *get_config_srs(const NR_ServingCellConfigCommon_t *scc,
const NR_UE_NR_Capability_t *uecap,
const int curr_bwp,
const int uid,
const int res_id,
const long maxMIMO_Layers,
const int minRXTXTIME,
int do_srs)
static NR_SRS_ResourceSet_t *get_srs_resourceset(const int resset_id,
const int res_id,
const long usage,
const int minRXTXTIME,
int do_srs)
{
NR_SetupRelease_SRS_Config_t *setup_release_srs_Config = calloc(1,sizeof(*setup_release_srs_Config));
setup_release_srs_Config->present = NR_SetupRelease_SRS_Config_PR_setup;
setup_release_srs_Config->choice.setup = calloc(1,sizeof(*setup_release_srs_Config->choice.setup));
NR_SRS_Config_t *srs_Config = setup_release_srs_Config->choice.setup;
srs_Config->srs_ResourceSetToReleaseList = NULL;
srs_Config->srs_ResourceSetToAddModList = calloc(1,sizeof(*srs_Config->srs_ResourceSetToAddModList));
NR_SRS_ResourceSet_t *srs_resset0 = calloc(1,sizeof(*srs_resset0));
srs_resset0->srs_ResourceSetId = res_id;
srs_resset0->srs_ResourceIdList = calloc(1,sizeof(*srs_resset0->srs_ResourceIdList));
NR_SRS_ResourceId_t *srs_resset0_id = calloc(1,sizeof(*srs_resset0_id));
*srs_resset0_id = res_id;
asn1cSeqAdd(&srs_resset0->srs_ResourceIdList->list, srs_resset0_id);
srs_Config->srs_ResourceToReleaseList=NULL;
NR_SRS_ResourceSet_t *srs_resset = calloc_or_fail(1, sizeof(*srs_resset));
srs_resset->srs_ResourceSetId = resset_id;
srs_resset->srs_ResourceIdList = calloc_or_fail(1, sizeof(*srs_resset->srs_ResourceIdList));
NR_SRS_ResourceId_t *srs_resset_id = calloc_or_fail(1, sizeof(*srs_resset_id));
*srs_resset_id = res_id;
asn1cSeqAdd(&srs_resset->srs_ResourceIdList->list, srs_resset_id);
if (do_srs) {
srs_resset0->resourceType.present = NR_SRS_ResourceSet__resourceType_PR_periodic;
srs_resset0->resourceType.choice.periodic = calloc(1,sizeof(*srs_resset0->resourceType.choice.periodic));
srs_resset0->resourceType.choice.periodic->associatedCSI_RS = NULL;
srs_resset->resourceType.present = NR_SRS_ResourceSet__resourceType_PR_periodic;
srs_resset->resourceType.choice.periodic = calloc_or_fail(1, sizeof(*srs_resset->resourceType.choice.periodic));
srs_resset->resourceType.choice.periodic->associatedCSI_RS = NULL;
} else {
srs_resset0->resourceType.present = NR_SRS_ResourceSet__resourceType_PR_aperiodic;
srs_resset0->resourceType.choice.aperiodic = calloc(1,sizeof(*srs_resset0->resourceType.choice.aperiodic));
srs_resset0->resourceType.choice.aperiodic->aperiodicSRS_ResourceTrigger = 1;
srs_resset0->resourceType.choice.aperiodic->csi_RS = NULL;
srs_resset0->resourceType.choice.aperiodic->slotOffset = calloc(1,sizeof(*srs_resset0->resourceType.choice.aperiodic->slotOffset));
*srs_resset0->resourceType.choice.aperiodic->slotOffset = minRXTXTIME;
srs_resset0->resourceType.choice.aperiodic->ext1 = NULL;
srs_resset->resourceType.present = NR_SRS_ResourceSet__resourceType_PR_aperiodic;
srs_resset->resourceType.choice.aperiodic = calloc_or_fail(1, sizeof(*srs_resset->resourceType.choice.aperiodic));
srs_resset->resourceType.choice.aperiodic->aperiodicSRS_ResourceTrigger = 1;
srs_resset->resourceType.choice.aperiodic->csi_RS = NULL;
srs_resset->resourceType.choice.aperiodic->slotOffset =
calloc_or_fail(1, sizeof(*srs_resset->resourceType.choice.aperiodic->slotOffset));
*srs_resset->resourceType.choice.aperiodic->slotOffset = minRXTXTIME;
srs_resset->resourceType.choice.aperiodic->ext1 = NULL;
}
srs_resset0->usage=NR_SRS_ResourceSet__usage_codebook;
srs_resset0->alpha = calloc(1,sizeof(*srs_resset0->alpha));
*srs_resset0->alpha = NR_Alpha_alpha1;
srs_resset0->p0 = calloc(1,sizeof(*srs_resset0->p0));
*srs_resset0->p0 =-80;
srs_resset0->pathlossReferenceRS = NULL;
srs_resset0->srs_PowerControlAdjustmentStates = NULL;
asn1cSeqAdd(&srs_Config->srs_ResourceSetToAddModList->list,srs_resset0);
srs_resset->usage = usage;
srs_resset->alpha = calloc_or_fail(1, sizeof(*srs_resset->alpha));
*srs_resset->alpha = NR_Alpha_alpha1;
srs_resset->p0 = calloc_or_fail(1, sizeof(*srs_resset->p0));
*srs_resset->p0 = -80;
srs_resset->pathlossReferenceRS = NULL;
srs_resset->srs_PowerControlAdjustmentStates = NULL;
return srs_resset;
}
srs_Config->srs_ResourceToReleaseList = NULL;
srs_Config->srs_ResourceToAddModList = calloc(1,sizeof(*srs_Config->srs_ResourceToAddModList));
NR_SRS_Resource_t *srs_res0=calloc(1,sizeof(*srs_res0));
srs_res0->srs_ResourceId = res_id;
srs_res0->nrofSRS_Ports = NR_SRS_Resource__nrofSRS_Ports_port1;
static NR_SRS_Resource_t *get_srs_resource(const NR_ServingCellConfigCommon_t *scc,
const NR_UE_NR_Capability_t *uecap,
const int curr_bwp,
const int uid,
const int res_id,
const long maxMIMO_Layers,
const NR_SRS_Resource__transmissionComb_PR tx_comb,
int do_srs)
{
NR_SRS_Resource_t *srs_res = calloc_or_fail(1, sizeof(*srs_res));
srs_res->srs_ResourceId = res_id;
srs_res->nrofSRS_Ports = NR_SRS_Resource__nrofSRS_Ports_port1;
if (do_srs) {
long nrofSRS_Ports = 1;
if (uecap &&
uecap->featureSets &&
uecap->featureSets->featureSetsUplink &&
uecap->featureSets->featureSetsUplink->list.count > 0) {
if (uecap && uecap->featureSets && uecap->featureSets->featureSetsUplink
&& uecap->featureSets->featureSetsUplink->list.count > 0) {
NR_FeatureSetUplink_t *ul_feature_setup = uecap->featureSets->featureSetsUplink->list.array[0];
switch (ul_feature_setup->supportedSRS_Resources->maxNumberSRS_Ports_PerResource) {
case NR_SRS_Resources__maxNumberSRS_Ports_PerResource_n1:
@@ -798,55 +792,95 @@ static NR_SetupRelease_SRS_Config_t *get_config_srs(const NR_ServingCellConfigCo
nrofSRS_Ports = 4;
break;
default:
LOG_E(NR_RRC, "Max Number of SRS Ports Per Resource %ld is invalid!\n",
LOG_E(NR_RRC,
"Max Number of SRS Ports Per Resource %ld is invalid!\n",
ul_feature_setup->supportedSRS_Resources->maxNumberSRS_Ports_PerResource);
}
nrofSRS_Ports = min(nrofSRS_Ports, maxMIMO_Layers);
switch (nrofSRS_Ports) {
case 1:
srs_res0->nrofSRS_Ports = NR_SRS_Resource__nrofSRS_Ports_port1;
srs_res->nrofSRS_Ports = NR_SRS_Resource__nrofSRS_Ports_port1;
break;
case 2:
srs_res0->nrofSRS_Ports = NR_SRS_Resource__nrofSRS_Ports_ports2;
srs_res->nrofSRS_Ports = NR_SRS_Resource__nrofSRS_Ports_ports2;
break;
case 4:
srs_res0->nrofSRS_Ports = NR_SRS_Resource__nrofSRS_Ports_ports4;
srs_res->nrofSRS_Ports = NR_SRS_Resource__nrofSRS_Ports_ports4;
break;
default:
LOG_E(NR_RRC, "Number of SRS Ports Per Resource %ld is invalid!\n",
LOG_E(NR_RRC,
"Number of SRS Ports Per Resource %ld is invalid!\n",
ul_feature_setup->supportedSRS_Resources->maxNumberSRS_Ports_PerResource);
}
}
LOG_I(NR_RRC, "SRS configured with %d ports\n", 1<<srs_res0->nrofSRS_Ports);
LOG_I(NR_RRC, "SRS configured with %d ports\n", 1 << srs_res->nrofSRS_Ports);
}
srs_res0->ptrs_PortIndex = NULL;
srs_res0->transmissionComb.present = NR_SRS_Resource__transmissionComb_PR_n2;
srs_res0->transmissionComb.choice.n2 = calloc(1,sizeof(*srs_res0->transmissionComb.choice.n2));
srs_res0->transmissionComb.choice.n2->combOffset_n2 = 0;
srs_res0->transmissionComb.choice.n2->cyclicShift_n2 = 0;
srs_res0->resourceMapping.startPosition = 1;
srs_res0->resourceMapping.nrofSymbols = NR_SRS_Resource__resourceMapping__nrofSymbols_n1;
srs_res0->resourceMapping.repetitionFactor = NR_SRS_Resource__resourceMapping__repetitionFactor_n1;
srs_res0->freqDomainPosition = 0;
srs_res0->freqDomainShift = 0;
srs_res0->freqHopping.b_SRS = 0;
srs_res0->freqHopping.b_hop = 0;
srs_res0->freqHopping.c_SRS = rrc_get_max_nr_csrs(curr_bwp, srs_res0->freqHopping.b_SRS);
srs_res0->groupOrSequenceHopping = NR_SRS_Resource__groupOrSequenceHopping_neither;
srs_res->ptrs_PortIndex = NULL;
srs_res->transmissionComb.present = tx_comb;
switch (tx_comb) {
case NR_SRS_Resource__transmissionComb_PR_n2:
srs_res->transmissionComb.choice.n2 = calloc_or_fail(1, sizeof(*srs_res->transmissionComb.choice.n2));
srs_res->transmissionComb.choice.n2->combOffset_n2 = 0;
srs_res->transmissionComb.choice.n2->cyclicShift_n2 = 0;
break;
case NR_SRS_Resource__transmissionComb_PR_n4:
srs_res->transmissionComb.choice.n4 = calloc_or_fail(1, sizeof(*srs_res->transmissionComb.choice.n4));
srs_res->transmissionComb.choice.n4->combOffset_n4 = 0;
srs_res->transmissionComb.choice.n4->cyclicShift_n4 = 0;
break;
default:
AssertFatal(1 == 0, "Invalid transmission comb %d\n", tx_comb);
}
srs_res->resourceMapping.startPosition = 1;
srs_res->resourceMapping.nrofSymbols = NR_SRS_Resource__resourceMapping__nrofSymbols_n1;
srs_res->resourceMapping.repetitionFactor = NR_SRS_Resource__resourceMapping__repetitionFactor_n1;
srs_res->freqDomainPosition = 0;
srs_res->freqDomainShift = 0;
srs_res->freqHopping.b_SRS = 0;
srs_res->freqHopping.b_hop = 0;
srs_res->freqHopping.c_SRS = rrc_get_max_nr_csrs(curr_bwp, srs_res->freqHopping.b_SRS);
srs_res->groupOrSequenceHopping = NR_SRS_Resource__groupOrSequenceHopping_neither;
if (do_srs) {
srs_res0->resourceType.present = NR_SRS_Resource__resourceType_PR_periodic;
srs_res0->resourceType.choice.periodic = configure_periodic_srs(scc, uid);
srs_res->resourceType.present = NR_SRS_Resource__resourceType_PR_periodic;
srs_res->resourceType.choice.periodic = configure_periodic_srs(scc, uid);
} else {
srs_res0->resourceType.present = NR_SRS_Resource__resourceType_PR_aperiodic;
srs_res0->resourceType.choice.aperiodic = calloc(1,sizeof(*srs_res0->resourceType.choice.aperiodic));
srs_res->resourceType.present = NR_SRS_Resource__resourceType_PR_aperiodic;
srs_res->resourceType.choice.aperiodic = calloc_or_fail(1, sizeof(*srs_res->resourceType.choice.aperiodic));
}
srs_res0->sequenceId = 40;
srs_res0->spatialRelationInfo = calloc(1,sizeof(*srs_res0->spatialRelationInfo));
srs_res0->spatialRelationInfo->servingCellId = NULL;
srs_res->sequenceId = 40;
srs_res->spatialRelationInfo = calloc_or_fail(1, sizeof(*srs_res->spatialRelationInfo));
srs_res->spatialRelationInfo->servingCellId = NULL;
// TODO include CSI as reference signal when BWPs are handled properly
srs_res0->spatialRelationInfo->referenceSignal.present = NR_SRS_SpatialRelationInfo__referenceSignal_PR_ssb_Index;
srs_res0->spatialRelationInfo->referenceSignal.choice.ssb_Index = 0;
asn1cSeqAdd(&srs_Config->srs_ResourceToAddModList->list,srs_res0);
srs_res->spatialRelationInfo->referenceSignal.present = NR_SRS_SpatialRelationInfo__referenceSignal_PR_ssb_Index;
srs_res->spatialRelationInfo->referenceSignal.choice.ssb_Index = 0;
return srs_res;
}
static NR_SetupRelease_SRS_Config_t *get_config_srs(const NR_ServingCellConfigCommon_t *scc,
const NR_UE_NR_Capability_t *uecap,
const int curr_bwp,
const int uid,
const int res_id,
const long maxMIMO_Layers,
const int minRXTXTIME,
int do_srs)
{
NR_SetupRelease_SRS_Config_t *setup_release_srs_Config = calloc_or_fail(1, sizeof(*setup_release_srs_Config));
setup_release_srs_Config->present = NR_SetupRelease_SRS_Config_PR_setup;
setup_release_srs_Config->choice.setup = calloc_or_fail(1, sizeof(*setup_release_srs_Config->choice.setup));
NR_SRS_Config_t *srs_Config = setup_release_srs_Config->choice.setup;
srs_Config->srs_ResourceToAddModList = calloc_or_fail(1, sizeof(*srs_Config->srs_ResourceToAddModList));
NR_SRS_Resource_t *srs_res0 =
get_srs_resource(scc, uecap, curr_bwp, uid, res_id, maxMIMO_Layers, NR_SRS_Resource__transmissionComb_PR_n2, do_srs);
asn1cSeqAdd(&srs_Config->srs_ResourceToAddModList->list, srs_res0);
srs_Config->srs_ResourceSetToAddModList = calloc_or_fail(1, sizeof(*srs_Config->srs_ResourceSetToAddModList));
NR_SRS_ResourceSet_t *srs_resset0 = get_srs_resourceset(res_id, res_id, NR_SRS_ResourceSet__usage_codebook, minRXTXTIME, do_srs);
asn1cSeqAdd(&srs_Config->srs_ResourceSetToAddModList->list, srs_resset0);
srs_Config->srs_ResourceSetToReleaseList = NULL;
srs_Config->srs_ResourceToReleaseList = NULL;
return setup_release_srs_Config;
}