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Commit 48b847cb authored by francescomani's avatar francescomani
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reworking extraction of csi meas report (first version)

parent 773ebbb6
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Showing with 152 additions and 82 deletions
nfapi/open-nFAPI/nfapi/public_inc/nfapi_nr_interface_scf.h
View file @ 48b847cb
......@@ -1571,8 +1571,7 @@ typedef struct
{
uint8_t csi_part1_crc;
uint16_t csi_part1_bit_len;
//! fixme
uint8_t* csi_part1_payload;//uint8_t[ceil(csiPart1BitLen/8)]
uint8_t* csi_part1_payload;
} nfapi_nr_csi_part1_pdu_t;
......@@ -1581,8 +1580,7 @@ typedef struct
{
uint8_t csi_part2_crc;
uint16_t csi_part2_bit_len;
//! fixme
uint8_t* csi_part2_payload;//uint8_t[ceil(csiPart2BitLen/8)]
uint8_t* csi_part2_payload;
} nfapi_nr_csi_part2_pdu_t;
//table 3-63
......
openair1/SCHED_NR/fapi_nr_l1.c
View file @ 48b847cb
......@@ -137,7 +137,7 @@ void handle_nfapi_nr_csirs_pdu(PHY_VARS_gNB *gNB,
for (int id=0; id<NUMBER_OF_NR_CSIRS_MAX; id++) {
NR_gNB_CSIRS_t *csirs = &gNB->csirs_pdu[id];
if (csirs->active == 0) {
LOG_I(PHY,"Frame %d Slot %d CSI_RS with ID %d is now active\n",frame,slot,id);
LOG_D(PHY,"Frame %d Slot %d CSI_RS with ID %d is now active\n",frame,slot,id);
csirs->frame = frame;
csirs->slot = slot;
csirs->active = 1;
......@@ -219,7 +219,7 @@ void nr_schedule_response(NR_Sched_Rsp_t *Sched_INFO){
break;
case NFAPI_NR_DL_TTI_CSI_RS_PDU_TYPE:
LOG_I(PHY,"frame %d, slot %d, Got NFAPI_NR_DL_TTI_CSI_RS_PDU_TYPE for %d.%d\n",frame,slot,DL_req->SFN,DL_req->Slot);
LOG_D(PHY,"frame %d, slot %d, Got NFAPI_NR_DL_TTI_CSI_RS_PDU_TYPE for %d.%d\n",frame,slot,DL_req->SFN,DL_req->Slot);
handle_nfapi_nr_csirs_pdu(gNB,
frame, slot,
&dl_tti_pdu->csi_rs_pdu);
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c
View file @ 48b847cb
......@@ -375,7 +375,7 @@ void compute_csi_bitlen(NR_CSI_MeasConfig_t *csi_MeasConfig, NR_UE_info_t *UE_in
if (csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceSetId ==
*(csi_resourceconfig->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->csi_SSB_ResourceSetList->list.array[0])){
//We can configure only one SSB resource set from spec 38.331 IE CSI-ResourceConfig
nb_resources= csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceList.list.count;
nb_resources = csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceList.list.count;
csi_report->SSB_Index_list = csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceList.list.array;
csi_report->CSI_Index_list = NULL;
break;
......@@ -388,7 +388,7 @@ void compute_csi_bitlen(NR_CSI_MeasConfig_t *csi_MeasConfig, NR_UE_info_t *UE_in
if (csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_ResourceSetId ==
*(csi_resourceconfig->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->nzp_CSI_RS_ResourceSetList->list.array[0])) {
//For periodic and semi-persistent CSI Resource Settings, the number of CSI-RS Resource Sets configured is limited to S=1 for spec 38.212
nb_resources= csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_RS_Resources.list.count;
nb_resources = csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_RS_Resources.list.count;
csi_report->CSI_Index_list = csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_RS_Resources.list.array;
csi_report->SSB_Index_list = NULL;
break;
......@@ -850,92 +850,163 @@ void reverse_n_bits(uint8_t *value, uint16_t bitlen) {
}
}
void extract_pucch_csi_report (NR_CSI_MeasConfig_t *csi_MeasConfig,
const nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_pdu,
frame_t frame,
slot_t slot,
int UE_id,
module_id_t Mod_idP) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
uint8_t idx = 0;
uint8_t payload_size = ceil(((double)uci_pdu->csi_part1.csi_part1_bit_len)/8);
uint8_t *payload = uci_pdu->csi_part1.csi_part1_payload;
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type = NR_CSI_ReportConfig__reportQuantity_PR_NOTHING;
NR_UE_info_t *UE_info = &(RC.nrmac[Mod_idP]->UE_info);
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
uint8_t csi_report_id = 0;
void evaluate_rsrp_report(NR_UE_info_t *UE_info,
NR_UE_sched_ctrl_t *sched_ctrl,
int UE_id,
uint8_t csi_report_id,
uint8_t *payload,
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type){
UE_info->csi_report_template[UE_id][csi_report_id].nb_of_csi_ssb_report = 0;
for ( csi_report_id =0; csi_report_id < csi_MeasConfig->csi_ReportConfigToAddModList->list.count; csi_report_id++ ) {
//Has to implement according to reportSlotConfig type
/*reportQuantity must be considered according to the current scheduled
CSI-ReportConfig if multiple CSI-ReportConfigs present*/
reportQuantity_type = UE_info->csi_report_template[UE_id][csi_report_id].reportQuantity_type;
LOG_D(PHY,"SFN/SF:%d/%d reportQuantity type = %d\n",frame,slot,reportQuantity_type);
if (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP == reportQuantity_type) {
uint8_t csi_ssb_idx = 0;
uint8_t diff_rsrp_idx = 0;
uint8_t cri_ssbri_bitlen = UE_info->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen.cri_ssbri_bitlen;
/*! As per the spec 38.212 and table: 6.3.1.1.2-12 in a single UCI sequence we can have multiple CSI_report
* the number of CSI_report will depend on number of CSI resource sets that are configured in CSI-ResourceConfig RRC IE
* From spec 38.331 from the IE CSI-ResourceConfig for SSB RSRP reporting we can configure only one resource set
* From spec 38.214 section 5.2.1.2 For periodic and semi-persistent CSI Resource Settings, the number of CSI-RS Resource Sets configured is limited to S=1
*/
uint8_t cri_ssbri_bitlen = UE_info->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen.cri_ssbri_bitlen;
/** from 38.214 sec 5.2.1.4.2
- if the UE is configured with the higher layer parameter groupBasedBeamReporting set to 'disabled', the UE is
not required to update measurements for more than 64 CSI-RS and/or SSB resources, and the UE shall report in
a single report nrofReportedRS (higher layer configured) different CRI or SSBRI for each report setting
/*! As per the spec 38.212 and table: 6.3.1.1.2-12 in a single UCI sequence we can have multiple CSI_report
* the number of CSI_report will depend on number of CSI resource sets that are configured in CSI-ResourceConfig RRC IE
* From spec 38.331 from the IE CSI-ResourceConfig for SSB RSRP reporting we can configure only one resource set
* From spec 38.214 section 5.2.1.2 For periodic and semi-persistent CSI Resource Settings, the number of CSI-RS Resource Sets configured is limited to S=1
*/
- if the UE is configured with the higher layer parameter groupBasedBeamReporting set to 'enabled', the UE is not
required to update measurements for more than 64 CSI-RS and/or SSB resources, and the UE shall report in a
single reporting instance two different CRI or SSBRI for each report setting, where CSI-RS and/or SSB
resources can be received simultaneously by the UE either with a single spatial domain receive filter, or with
multiple simultaneous spatial domain receive filter
*/
/** from 38.214 sec 5.2.1.4.2
- if the UE is configured with the higher layer parameter groupBasedBeamReporting set to 'disabled', the UE is
not required to update measurements for more than 64 CSI-RS and/or SSB resources, and the UE shall report in
a single report nrofReportedRS (higher layer configured) different CRI or SSBRI for each report setting
- if the UE is configured with the higher layer parameter groupBasedBeamReporting set to 'enabled', the UE is not
required to update measurements for more than 64 CSI-RS and/or SSB resources, and the UE shall report in a
single reporting instance two different CRI or SSBRI for each report setting, where CSI-RS and/or SSB
resources can be received simultaneously by the UE either with a single spatial domain receive filter, or with
multiple simultaneous spatial domain receive filter
*/
idx = 0; //Since for SSB RSRP reporting in RRC can configure only one ssb resource set per one report config
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri = UE_info->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen.nb_ssbri_cri;
int idx = 0; //Since for SSB RSRP reporting in RRC can configure only one ssb resource set per one report config
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri = UE_info->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen.nb_ssbri_cri;
for (csi_ssb_idx = 0; csi_ssb_idx < sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri ; csi_ssb_idx++) {
if(cri_ssbri_bitlen > 1)
reverse_n_bits(payload, cri_ssbri_bitlen);
for (int csi_ssb_idx = 0; csi_ssb_idx < sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri ; csi_ssb_idx++) {
if(cri_ssbri_bitlen > 1)
reverse_n_bits(payload, cri_ssbri_bitlen);
if (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == reportQuantity_type)
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx] =
*(UE_info->csi_report_template[UE_id][csi_report_id].SSB_Index_list[cri_ssbri_bitlen>0?((*payload)&~(~1<<(cri_ssbri_bitlen-1))):cri_ssbri_bitlen]);
else
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx] =
*(UE_info->csi_report_template[UE_id][csi_report_id].CSI_Index_list[cri_ssbri_bitlen>0?((*payload)&~(~1<<(cri_ssbri_bitlen-1))):cri_ssbri_bitlen]);
if (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == reportQuantity_type)
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx] =
*(UE_info->csi_report_template[UE_id][csi_report_id].SSB_Index_list[cri_ssbri_bitlen>0?((*payload)&~(~1<<(cri_ssbri_bitlen-1))):cri_ssbri_bitlen]);
else
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx] =
*(UE_info->csi_report_template[UE_id][csi_report_id].CSI_Index_list[cri_ssbri_bitlen>0?((*payload)&~(~1<<(cri_ssbri_bitlen-1))):cri_ssbri_bitlen]);
*payload >>= cri_ssbri_bitlen;
LOG_D(PHY,"SSB_index = %d\n",sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx]);
}
*payload >>= cri_ssbri_bitlen;
LOG_D(MAC,"SSB_index = %d\n",sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx]);
}
reverse_n_bits(payload, 7);
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP = (*payload) & 0x7f;
*payload >>= 7;
reverse_n_bits(payload, 7);
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP = (*payload) & 0x7f;
*payload >>= 7;
for ( diff_rsrp_idx =0; diff_rsrp_idx < sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri - 1; diff_rsrp_idx++ ) {
reverse_n_bits(payload,4);
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.diff_RSRP[diff_rsrp_idx] = (*payload) & 0x0f;
*payload >>= 4;
}
UE_info->csi_report_template[UE_id][csi_report_id].nb_of_csi_ssb_report++;
LOG_I(MAC,"csi_payload size = %d, rsrp_id = %d rsrp = %d\n",
payload_size,
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP,
get_measured_rsrp(sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP));
}
for (int diff_rsrp_idx =0; diff_rsrp_idx < sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri - 1; diff_rsrp_idx++ ) {
reverse_n_bits(payload,4);
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.diff_RSRP[diff_rsrp_idx] = (*payload) & 0x0f;
*payload >>= 4;
}
UE_info->csi_report_template[UE_id][csi_report_id].nb_of_csi_ssb_report++;
LOG_D(MAC,"rsrp_id = %d rsrp = %d\n",
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP,
get_measured_rsrp(sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP));
}
void evaluate_cri_report(uint8_t *payload,
uint8_t cri_bitlen,
NR_UE_sched_ctrl_t *sched_ctrl){
int idx = 0; // FIXME not sure about this index. Should it be the same as csi_report_id?
uint8_t temp_cri = *payload & ((1<<cri_bitlen)-1);
reverse_n_bits(&temp_cri,cri_bitlen);
sched_ctrl->CSI_report[idx].choice.cri_ri_li_pmi_cqi_report.cri = temp_cri;
*payload >>= cri_bitlen;
}
if ( !(reportQuantity_type))
AssertFatal(reportQuantity_type, "reportQuantity is not configured");
void evaluate_ri_report(uint8_t *payload,
uint8_t ri_bitlen,
NR_UE_sched_ctrl_t *sched_ctrl){
AssertFatal(1==0,"Evaluation of RI report not yet implemented\n");
}
void evaluate_cqi_report(uint8_t *payload,
uint8_t cqi_bitlen,
NR_UE_sched_ctrl_t *sched_ctrl){
//TODO sub-band CQI report not yet implemented
int idx = 0; // FIXME not sure about this index. Should it be the same as csi_report_id?
uint8_t temp_cqi = *payload & ((1<<4)-1);
reverse_n_bits(&temp_cqi,4);
sched_ctrl->CSI_report[idx].choice.cri_ri_li_pmi_cqi_report.wb_cqi_1tb = temp_cqi;
*payload >>= 4;
LOG_I(MAC,"Wide-band CQI for the first TB %d\n", temp_cqi);
if (cqi_bitlen > 4) {
temp_cqi = *payload & ((1<<4)-1);
reverse_n_bits(&temp_cqi,4);
sched_ctrl->CSI_report[idx].choice.cri_ri_li_pmi_cqi_report.wb_cqi_2tb = temp_cqi;
*payload >>= 4;
LOG_D(MAC,"Wide-band CQI for the second TB %d\n", temp_cqi);
}
}
void extract_pucch_csi_report(NR_CSI_MeasConfig_t *csi_MeasConfig,
const nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_pdu,
frame_t frame,
slot_t slot,
int UE_id,
module_id_t Mod_idP) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
NR_ServingCellConfigCommon_t *scc =
RC.nrmac[Mod_idP]->common_channels->ServingCellConfigCommon;
const int n_slots_frame = nr_slots_per_frame[*scc->ssbSubcarrierSpacing];
uint8_t *payload = uci_pdu->csi_part1.csi_part1_payload;
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type = NR_CSI_ReportConfig__reportQuantity_PR_NOTHING;
NR_UE_info_t *UE_info = &(RC.nrmac[Mod_idP]->UE_info);
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
uint8_t csi_report_id = 0;
UE_info->csi_report_template[UE_id][csi_report_id].nb_of_csi_ssb_report = 0;
for (csi_report_id = 0; csi_report_id < csi_MeasConfig->csi_ReportConfigToAddModList->list.count; csi_report_id++ ) {
uint8_t cri_bitlen = 0;
uint8_t ri_bitlen = 0;
uint8_t cqi_bitlen = 0;
NR_CSI_ReportConfig_t *csirep = csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id];
int period, offset;
csi_period_offset(csirep, NULL, &period, &offset);
// verify if report with current id has been scheduled for this frame and slot
// -1 because this is processed 1 slot after the reception
if ((n_slots_frame*frame + slot - offset - 1)%period == 0) {
reportQuantity_type = UE_info->csi_report_template[UE_id][csi_report_id].reportQuantity_type;
LOG_I(MAC,"SFN/SF:%d/%d reportQuantity type = %d\n",frame,slot,reportQuantity_type);
switch(reportQuantity_type){
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP:
evaluate_rsrp_report(UE_info,sched_ctrl,UE_id,csi_report_id,payload,reportQuantity_type);
break;
case NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP:
evaluate_rsrp_report(UE_info,sched_ctrl,UE_id,csi_report_id,payload,reportQuantity_type);
break;
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_CQI:
cri_bitlen = UE_info->csi_report_template[UE_id][csi_report_id].csi_meas_bitlen.cri_bitlen;
if(cri_bitlen)
evaluate_cri_report(payload,cri_bitlen,sched_ctrl);
ri_bitlen = UE_info->csi_report_template[UE_id][csi_report_id].csi_meas_bitlen.ri_bitlen;
if(ri_bitlen)
evaluate_ri_report(payload,ri_bitlen,sched_ctrl);
//TODO add zero padding bits when needed
cqi_bitlen = UE_info->csi_report_template[UE_id][csi_report_id].csi_meas_bitlen.cqi_bitlen;
if(cqi_bitlen)
evaluate_cqi_report(payload,ri_bitlen,sched_ctrl);
break;
default:
AssertFatal(1==0, "Invalid or not supported CSI measurement report\n");
}
}
}
}
void handle_nr_uci_pucch_0_1(module_id_t mod_id,
......
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
View file @ 48b847cb
......@@ -387,7 +387,8 @@ struct CRI_RI_LI_PMI_CQI {
uint8_t li;
uint8_t pmi_x1;
uint8_t pmi_x2;
uint8_t cqi;
uint8_t wb_cqi_1tb;
uint8_t wb_cqi_2tb;
};
typedef struct CRI_SSB_RSRP {
......
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