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RSRP measurement: check if index is valid

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This commit is contained in:
Robert Schmidt
2024-01-30 10:02:20 +01:00
parent 044d8bc6d2
commit 29156240a6
1 changed files with 21 additions and 7 deletions
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c
+21 -7
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@@ -456,13 +456,16 @@ static int checkTargetSSBInTCIStates_pdcchConfig(int ssb_index_t, NR_UE_info_t *
}
//returns the measured RSRP value (upper limit)
static int get_measured_rsrp(uint8_t index)
static bool get_measured_rsrp(uint8_t index, int *rsrp)
{
//if index is invalid returning minimum rsrp -140
if(index <= 15 || index >= 114)
return MIN_RSRP_VALUE;
if (index <= 15)
return false;
if (index >= 114)
return false;
return L1_SSB_CSI_RSRP_measReport_mapping_38133_10_1_6_1_1[index];
*rsrp = L1_SSB_CSI_RSRP_measReport_mapping_38133_10_1_6_1_1[index];
return true;
}
//returns the differential RSRP value (upper limit)
@@ -478,7 +481,6 @@ static int get_diff_rsrp(uint8_t index, int strongest_rsrp) {
//handles triggering of PDCCH and PDSCH MAC CEs
static void tci_handling(NR_UE_info_t *UE, frame_t frame, slot_t slot)
{
int strongest_ssb_rsrp = 0;
int cqi_idx = 0;
int curr_ssb_beam_index = 0; //ToDo: yet to know how to identify the serving ssb beam index
uint8_t target_ssb_beam_index = curr_ssb_beam_index;
@@ -521,7 +523,13 @@ static void tci_handling(NR_UE_info_t *UE, frame_t frame, slot_t slot)
}
//if strongest measured RSRP is configured
strongest_ssb_rsrp = get_measured_rsrp(sched_ctrl->CSI_report.ssb_cri_report.RSRP);
int strongest_ssb_rsrp;
int rsrp_index = sched_ctrl->CSI_report.ssb_cri_report.RSRP;
bool valid = get_measured_rsrp(rsrp_index, &strongest_ssb_rsrp);
if (!valid) {
LOG_E(NR_MAC, "UE %04x: reported RSRP index %d invalid\n", UE->rnti, rsrp_index);
return;
}
ssb_rsrp[idx * nb_of_csi_ssb_report] = strongest_ssb_rsrp;
LOG_D(NR_MAC,"ssb_rsrp = %d\n",strongest_ssb_rsrp);
@@ -718,7 +726,13 @@ static void evaluate_rsrp_report(NR_UE_info_t *UE,
*cumul_bits += 4;
}
csi_report->nb_of_csi_ssb_report++;
int strongest_ssb_rsrp = get_measured_rsrp(sched_ctrl->CSI_report.ssb_cri_report.RSRP);
int strongest_ssb_rsrp;
int rsrp_index = sched_ctrl->CSI_report.ssb_cri_report.RSRP;
bool valid = get_measured_rsrp(rsrp_index, &strongest_ssb_rsrp);
if (!valid) {
LOG_E(NR_MAC, "UE %04x: reported RSRP index %d invalid\n", UE->rnti, rsrp_index);
return;
}
NR_mac_stats_t *stats = &UE->mac_stats;
// including ssb rsrp in mac stats
stats->cumul_rsrp += strongest_ssb_rsrp;