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UE sends the report with the RSRP based on CSI-RS to gNB

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This commit is contained in:
Roberto Louro Magueta
2022-07-26 15:45:11 +01:00
parent 1f818b4178
commit 3ca83257cc
2 changed files with 71 additions and 0 deletions
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openair2/LAYER2/NR_MAC_UE/mac_proto.h
+6
View File
@@ -220,6 +220,12 @@ uint8_t get_csirs_RI_PMI_CQI_payload(NR_UE_MAC_INST_t *mac,
NR_CSI_ResourceConfigId_t csi_ResourceConfigId,
NR_CSI_MeasConfig_t *csi_MeasConfig);
uint8_t get_csirs_RSRP_payload(NR_UE_MAC_INST_t *mac,
PUCCH_sched_t *pucch,
struct NR_CSI_ReportConfig *csi_reportconfig,
NR_CSI_ResourceConfigId_t csi_ResourceConfigId,
NR_CSI_MeasConfig_t *csi_MeasConfig);
uint8_t nr_get_csi_payload(NR_UE_MAC_INST_t *mac,
PUCCH_sched_t *pucch,
int csi_report_id,
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+65
View File
@@ -2572,6 +2572,8 @@ uint8_t nr_get_csi_payload(NR_UE_MAC_INST_t *mac,
n_csi_bits = get_csirs_RI_PMI_CQI_payload(mac,pucch,csi_reportconfig,csi_ResourceConfigId,csi_MeasConfig);
break;
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP:
n_csi_bits = get_csirs_RSRP_payload(mac,pucch,csi_reportconfig,csi_ResourceConfigId,csi_MeasConfig);
break;
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1:
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1_CQI:
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_CQI:
@@ -2709,6 +2711,9 @@ uint8_t get_csirs_RI_PMI_CQI_payload(NR_UE_MAC_INST_t *mac,
LOG_D(NR_MAC, "cqi_bitlen = %d\n", cqi_bitlen);
LOG_D(NR_MAC, "csi_part1_payload = 0x%x\n", temp_payload);
LOG_D(NR_MAC, "n_bits = %d\n", n_bits);
LOG_D(NR_MAC, "csi_part1_payload = 0x%x\n", temp_payload);
break;
}
}
@@ -2718,6 +2723,66 @@ uint8_t get_csirs_RI_PMI_CQI_payload(NR_UE_MAC_INST_t *mac,
return n_bits;
}
uint8_t get_csirs_RSRP_payload(NR_UE_MAC_INST_t *mac,
PUCCH_sched_t *pucch,
struct NR_CSI_ReportConfig *csi_reportconfig,
NR_CSI_ResourceConfigId_t csi_ResourceConfigId,
NR_CSI_MeasConfig_t *csi_MeasConfig) {
int n_bits = 0;
uint32_t temp_payload = 0;
for (int csi_resourceidx = 0; csi_resourceidx < csi_MeasConfig->csi_ResourceConfigToAddModList->list.count; csi_resourceidx++) {
struct NR_CSI_ResourceConfig *csi_resourceconfig = csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_resourceidx];
if (csi_resourceconfig->csi_ResourceConfigId == csi_ResourceConfigId) {
for (int csi_idx = 0; csi_idx < csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.count; csi_idx++) {
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])) {
nr_csi_report_t *csi_report = &mac->csi_report_template[csi_reportconfig->reportConfigId];
compute_csi_bitlen(csi_MeasConfig, mac->csi_report_template);
n_bits = nr_get_csi_bitlen(mac->csi_report_template, csi_reportconfig->reportConfigId);
int cri_ssbri_bitlen = csi_report->CSI_report_bitlen.cri_ssbri_bitlen;
int rsrp_bitlen = csi_report->CSI_report_bitlen.rsrp_bitlen;
int diff_rsrp_bitlen = csi_report->CSI_report_bitlen.diff_rsrp_bitlen;
if (cri_ssbri_bitlen > 0) {
LOG_E(NR_MAC, "Implementation for cri_ssbri_bitlen>0 is not supported yet!\n");;
}
// TODO: Improvements will be needed to cri_ssbri_bitlen>0
// TS 38.133 - Table 10.1.6.1-1
int rsrp_dBm = mac->csirs_measurements.rsrp_dBm;
if (rsrp_dBm < -139) {
temp_payload = 17;
} else if (rsrp_dBm > -45) {
temp_payload = 112;
} else {
temp_payload = mac->csirs_measurements.rsrp_dBm + 157;
}
reverse_n_bits((uint8_t *)&temp_payload, n_bits);
LOG_D(NR_MAC, "cri_ssbri_bitlen = %d\n", cri_ssbri_bitlen);
LOG_D(NR_MAC, "rsrp_bitlen = %d\n", rsrp_bitlen);
LOG_D(NR_MAC, "diff_rsrp_bitlen = %d\n", diff_rsrp_bitlen);
LOG_D(NR_MAC, "n_bits = %d\n", n_bits);
LOG_D(NR_MAC, "csi_part1_payload = 0x%x\n", temp_payload);
break;
}
}
}
}
pucch->csi_part1_payload = temp_payload;
return n_bits;
}
// returns index from RSRP
// according to Table 10.1.6.1-1 in 38.133