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Merge remote-tracking branch 'origin/fix-ue-cset0-search' into integration_2025_w31 (!3544)

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Fix sib1 reception flag

TS 38.213 4.1 says coreset 0 is present only if kssb < 24 for FR1 and <
12 for FR2. So we set get_sib1 flag accordingly.
This commit is contained in:
Robert Schmidt
2025-07-29 09:39:33 +02:00
parent 10ab7c2278 b37cd04134
commit 05f6a0660b
2 changed files with 24 additions and 12 deletions
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openair2/LAYER2/NR_MAC_UE/config_ue.c
+24 -4
View File
@@ -1000,6 +1000,12 @@ static void update_mib_conf(NR_MIB_t *target, NR_MIB_t *source)
target->intraFreqReselection = source->intraFreqReselection;
}
static bool is_cset0_present(frequency_range_t const fr, uint8_t const kssb)
{
// TS 38.213 4.1 defines if CORESET 0 is present or not based on Kssb
return (fr == FR1) ? (kssb < 24) : (kssb < 12);
}
void nr_rrc_mac_config_req_mib(module_id_t module_id, int cc_idP, NR_MIB_t *mib, int sched_sib, bool barred)
{
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
@@ -1018,11 +1024,25 @@ void nr_rrc_mac_config_req_mib(module_id_t module_id, int cc_idP, NR_MIB_t *mib,
update_mib_conf(mac->mib, mib);
mac->phy_config.Mod_id = module_id;
mac->phy_config.CC_id = cc_idP;
if (sched_sib == 1)
mac->get_sib1 = true;
else if (sched_sib > 1)
mac->get_otherSI[sched_sib - 2] = true;
nr_ue_decode_mib(mac, cc_idP);
if (sched_sib == 1) {
bool const is_c0 = is_cset0_present(mac->frequency_range, mac->ssb_subcarrier_offset);
mac->get_sib1 = is_c0;
AssertFatal(is_c0, "RRC scheduling SIB1 reception but MIB indicates no SIB1 present in current cell\n");
} else if (sched_sib > 1)
mac->get_otherSI[sched_sib - 2] = true;
if (get_softmodem_params()->phy_test)
mac->state = UE_CONNECTED;
else if (mac->state == UE_NOT_SYNC) {
if (IS_SA_MODE(get_softmodem_params()) && mac->get_sib1)
mac->state = UE_RECEIVING_SIB;
else
mac->state = UE_PERFORMING_RA;
}
ret = pthread_mutex_unlock(&mac->if_mutex);
AssertFatal(!ret, "mutex failed %d\n", ret);
}
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
-8
View File
@@ -238,14 +238,6 @@ void nr_ue_decode_mib(NR_UE_MAC_INST_t *mac, int cc_id)
mac->ssb_subcarrier_offset = ssb_subcarrier_offset;
mac->dmrs_TypeA_Position = mac->mib->dmrs_TypeA_Position;
if (get_softmodem_params()->phy_test)
mac->state = UE_CONNECTED;
else if (mac->state == UE_NOT_SYNC) {
if (IS_SA_MODE(get_softmodem_params()) && mac->get_sib1)
mac->state = UE_RECEIVING_SIB;
else
mac->state = UE_PERFORMING_RA;
}
}
static void configure_ratematching_csi(fapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_pdu,