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CSI-IM harmonization

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This commit is contained in:
francescomani
2022-04-20 13:47:51 +02:00
parent 803864d4ed
commit f1a38dbc98
3 changed files with 100 additions and 32 deletions
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openair2/RRC/NR/nr_rrc_config.c
+97
View File
@@ -170,6 +170,103 @@ void config_csirs(NR_ServingCellConfigCommon_t *servingcellconfigcommon,
csi_MeasConfig->nzp_CSI_RS_ResourceToReleaseList = NULL;
}
void set_csiim_offset(struct NR_CSI_ResourcePeriodicityAndOffset *periodicityAndOffset,
struct NR_CSI_ResourcePeriodicityAndOffset *target_periodicityAndOffset) {
switch(periodicityAndOffset->present) {
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots4:
periodicityAndOffset->choice.slots4 = target_periodicityAndOffset->choice.slots4;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots5:
periodicityAndOffset->choice.slots5 = target_periodicityAndOffset->choice.slots5;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots8:
periodicityAndOffset->choice.slots8 = target_periodicityAndOffset->choice.slots8;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots10:
periodicityAndOffset->choice.slots10 = target_periodicityAndOffset->choice.slots10;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots16:
periodicityAndOffset->choice.slots16 = target_periodicityAndOffset->choice.slots16;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots20:
periodicityAndOffset->choice.slots20 = target_periodicityAndOffset->choice.slots20;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots32:
periodicityAndOffset->choice.slots32 = target_periodicityAndOffset->choice.slots32;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots40:
periodicityAndOffset->choice.slots40 = target_periodicityAndOffset->choice.slots40;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots64:
periodicityAndOffset->choice.slots64 = target_periodicityAndOffset->choice.slots64;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots80:
periodicityAndOffset->choice.slots80 = target_periodicityAndOffset->choice.slots80;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots160:
periodicityAndOffset->choice.slots160 = target_periodicityAndOffset->choice.slots160;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots320:
periodicityAndOffset->choice.slots320 = target_periodicityAndOffset->choice.slots320;
break;
case NR_CSI_ResourcePeriodicityAndOffset_PR_slots640:
periodicityAndOffset->choice.slots640 = target_periodicityAndOffset->choice.slots640;
break;
default:
AssertFatal(1==0,"CSI periodicity not among allowed values\n");
}
}
void config_csiim(int do_csirs, int dl_antenna_ports, int curr_bwp,
NR_CSI_MeasConfig_t *csi_MeasConfig) {
if (do_csirs && dl_antenna_ports > 1) {
csi_MeasConfig->csi_IM_ResourceToAddModList = calloc(1,sizeof(*csi_MeasConfig->csi_IM_ResourceToAddModList));
NR_CSI_IM_Resource_t *imres = calloc(1,sizeof(*imres));
imres->csi_IM_ResourceId = 0;
NR_NZP_CSI_RS_Resource_t *nzpcsi = NULL;
for (int i=0; i<csi_MeasConfig->nzp_CSI_RS_ResourceToAddModList->list.count; i++){
nzpcsi = csi_MeasConfig->nzp_CSI_RS_ResourceToAddModList->list.array[i];
if (nzpcsi->nzp_CSI_RS_ResourceId == imres->csi_IM_ResourceId)
break;
}
AssertFatal(nzpcsi->nzp_CSI_RS_ResourceId == imres->csi_IM_ResourceId, "Couldn't find NZP CSI-RS corresponding to CSI-IM\n");
imres->csi_IM_ResourceElementPattern = calloc(1,sizeof(*imres->csi_IM_ResourceElementPattern));
imres->csi_IM_ResourceElementPattern->present = NR_CSI_IM_Resource__csi_IM_ResourceElementPattern_PR_pattern1;
imres->csi_IM_ResourceElementPattern->choice.pattern1 = calloc(1,sizeof(*imres->csi_IM_ResourceElementPattern->choice.pattern1));
// starting subcarrier is 4 in the following configuration
// this is ok for current possible CSI-RS configurations (using only the first 4 symbols)
// TODO needs a more dynamic setting if CSI-RS is changed
imres->csi_IM_ResourceElementPattern->choice.pattern1->subcarrierLocation_p1 = NR_CSI_IM_Resource__csi_IM_ResourceElementPattern__pattern1__subcarrierLocation_p1_s4;
imres->csi_IM_ResourceElementPattern->choice.pattern1->symbolLocation_p1 = nzpcsi->resourceMapping.firstOFDMSymbolInTimeDomain; // same symbol as CSI-RS
imres->freqBand = calloc(1,sizeof(*imres->freqBand));
imres->freqBand->startingRB = 0;
imres->freqBand->nrofRBs = ((curr_bwp>>2)+(curr_bwp%4>0))<<2;
imres->periodicityAndOffset = calloc(1,sizeof(*imres->periodicityAndOffset));
// same period and offset of the associated CSI-RS
imres->periodicityAndOffset->present = nzpcsi->periodicityAndOffset->present;
set_csiim_offset(imres->periodicityAndOffset, nzpcsi->periodicityAndOffset);
ASN_SEQUENCE_ADD(&csi_MeasConfig->csi_IM_ResourceToAddModList->list,imres);
csi_MeasConfig->csi_IM_ResourceSetToAddModList = calloc(1,sizeof(*csi_MeasConfig->csi_IM_ResourceSetToAddModList));
NR_CSI_IM_ResourceSet_t *imset = calloc(1,sizeof(*imset));
imset->csi_IM_ResourceSetId = 0;
NR_CSI_IM_ResourceId_t *res = calloc(1,sizeof(*res));
*res = imres->csi_IM_ResourceId;
ASN_SEQUENCE_ADD(&imset->csi_IM_Resources,res);
ASN_SEQUENCE_ADD(&csi_MeasConfig->csi_IM_ResourceSetToAddModList->list,imset);
}
else {
csi_MeasConfig->csi_IM_ResourceToAddModList = NULL;
csi_MeasConfig->csi_IM_ResourceSetToAddModList = NULL;
}
csi_MeasConfig->csi_IM_ResourceToReleaseList = NULL;
csi_MeasConfig->csi_IM_ResourceSetToReleaseList = NULL;
}
void prepare_sim_uecap(NR_UE_NR_Capability_t *cap,
NR_ServingCellConfigCommon_t *scc,
int numerology,
openair2/RRC/NR/nr_rrc_config.h
+2
View File
@@ -119,6 +119,8 @@ void config_csirs(NR_ServingCellConfigCommon_t *servingcellconfigcommon,
int num_dl_antenna_ports,
int curr_bwp,
int do_csirs);
void config_csiim(int do_csirs, int dl_antenna_ports, int curr_bwp,
NR_CSI_MeasConfig_t *csi_MeasConfig);
void set_dl_mcs_table(int scs, NR_UE_NR_Capability_t *cap,
NR_BWP_DownlinkDedicated_t *bwp_Dedicated,
NR_ServingCellConfigCommon_t *scc);
openair2/RRC/NR/rrc_gNB_reconfig.c
+1 -32
View File
@@ -1034,39 +1034,8 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco
NR_CSI_MeasConfig_t *csi_MeasConfig = calloc(1,sizeof(*csi_MeasConfig));
secondaryCellGroup->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup = csi_MeasConfig;
if (do_csirs && dl_antenna_ports > 1) {
csi_MeasConfig->csi_IM_ResourceToAddModList = calloc(1,sizeof(*csi_MeasConfig->csi_IM_ResourceToAddModList));
NR_CSI_IM_Resource_t *imres0 = calloc(1,sizeof(*imres0));
imres0->csi_IM_ResourceId = 0;
imres0->csi_IM_ResourceElementPattern = calloc(1,sizeof(*imres0->csi_IM_ResourceElementPattern));
imres0->csi_IM_ResourceElementPattern->present = NR_CSI_IM_Resource__csi_IM_ResourceElementPattern_PR_pattern1;
imres0->csi_IM_ResourceElementPattern->choice.pattern1 = calloc(1,sizeof(*imres0->csi_IM_ResourceElementPattern->choice.pattern1));
imres0->csi_IM_ResourceElementPattern->choice.pattern1->subcarrierLocation_p1 = NR_CSI_IM_Resource__csi_IM_ResourceElementPattern__pattern1__subcarrierLocation_p1_s4;
imres0->csi_IM_ResourceElementPattern->choice.pattern1->symbolLocation_p1 = 6;
imres0->freqBand = calloc(1,sizeof(*imres0->freqBand));
imres0->freqBand->startingRB = 0;
imres0->freqBand->nrofRBs = ((curr_bwp>>2)+(curr_bwp%4>0))<<2;
imres0->periodicityAndOffset = calloc(1,sizeof(*imres0->periodicityAndOffset));
imres0->periodicityAndOffset->present = NR_CSI_ResourcePeriodicityAndOffset_PR_slots320;
imres0->periodicityAndOffset->choice.slots320 = 0;
ASN_SEQUENCE_ADD(&csi_MeasConfig->csi_IM_ResourceToAddModList->list,imres0);
csi_MeasConfig->csi_IM_ResourceSetToAddModList = calloc(1,sizeof(*csi_MeasConfig->csi_IM_ResourceSetToAddModList));
NR_CSI_IM_ResourceSet_t *imset0 = calloc(1,sizeof(*imset0));
imset0->csi_IM_ResourceSetId = 0;
NR_CSI_IM_ResourceId_t *res0 = calloc(1,sizeof(*res0));
*res0 = 0;
ASN_SEQUENCE_ADD(&imset0->csi_IM_Resources,res0);
ASN_SEQUENCE_ADD(&csi_MeasConfig->csi_IM_ResourceSetToAddModList->list,imset0);
}
else {
csi_MeasConfig->csi_IM_ResourceToAddModList = NULL;
csi_MeasConfig->csi_IM_ResourceSetToAddModList = NULL;
}
csi_MeasConfig->csi_IM_ResourceToReleaseList = NULL;
csi_MeasConfig->csi_IM_ResourceSetToReleaseList = NULL;
config_csirs(servingcellconfigcommon, csi_MeasConfig, uid, dl_antenna_ports, curr_bwp, do_csirs);
config_csiim(do_csirs, dl_antenna_ports, curr_bwp, csi_MeasConfig);
csi_MeasConfig->csi_SSB_ResourceSetToAddModList = calloc(1,sizeof(*csi_MeasConfig->csi_SSB_ResourceSetToAddModList));
csi_MeasConfig->csi_SSB_ResourceSetToReleaseList = NULL;