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Merge remote-tracking branch 'origin/NR_UE_RRC_Reestablishment' into integration_2024_w11

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This commit is contained in:
Robert Schmidt
2024-03-15 08:10:09 +01:00
parent 707c707c86 c9cf72b33f
commit 6108e5b8fb
27 changed files with 525 additions and 258 deletions
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common/utils/nr/nr_common.c
+109
View File
@@ -376,6 +376,115 @@ int get_nb_periods_per_frame(uint8_t tdd_period)
return nb_periods_per_frame;
}
void get_delta_arfcn(int i, uint32_t nrarfcn, uint64_t N_OFFs)
{
uint32_t delta_arfcn = nrarfcn - N_OFFs;
if(delta_arfcn % (nr_bandtable[i].step_size) != 0)
LOG_E(NR_MAC, "nrarfcn %u is not on the channel raster for step size %lu\n", nrarfcn, nr_bandtable[i].step_size);
}
uint32_t to_nrarfcn(int nr_bandP, uint64_t dl_CarrierFreq, uint8_t scs_index, uint32_t bw)
{
uint64_t dl_CarrierFreq_by_1k = dl_CarrierFreq / 1000;
int bw_kHz = bw / 1000;
uint32_t nrarfcn;
int i = get_nr_table_idx(nr_bandP, scs_index);
LOG_I(NR_MAC,"Searching for nr band %d DL Carrier frequency %llu bw %u\n", nr_bandP, (long long unsigned int)dl_CarrierFreq,bw);
AssertFatal(dl_CarrierFreq_by_1k >= nr_bandtable[i].dl_min,
"Band %d, bw %u : DL carrier frequency %llu kHz < %llu\n",
nr_bandP, bw, (long long unsigned int)dl_CarrierFreq_by_1k,
(long long unsigned int)nr_bandtable[i].dl_min);
AssertFatal(dl_CarrierFreq_by_1k <= (nr_bandtable[i].dl_max - bw_kHz/2),
"Band %d, dl_CarrierFreq %llu bw %u: DL carrier frequency %llu kHz > %llu\n",
nr_bandP, (long long unsigned int)dl_CarrierFreq,bw, (long long unsigned int)dl_CarrierFreq_by_1k,
(long long unsigned int)(nr_bandtable[i].dl_max - bw_kHz/2));
int deltaFglobal = 60;
uint32_t N_REF_Offs = 2016667;
uint64_t F_REF_Offs_khz = 24250080;
if (dl_CarrierFreq < 24.25e9) {
deltaFglobal = 15;
N_REF_Offs = 600000;
F_REF_Offs_khz = 3000000;
}
if (dl_CarrierFreq < 3e9) {
deltaFglobal = 5;
N_REF_Offs = 0;
F_REF_Offs_khz = 0;
}
// This is equation before Table 5.4.2.1-1 in 38101-1-f30
// F_REF=F_REF_Offs + deltaF_Global(N_REF-NREF_REF_Offs)
nrarfcn = (((dl_CarrierFreq_by_1k - F_REF_Offs_khz) / deltaFglobal) + N_REF_Offs);
//get_delta_arfcn(i, nrarfcn, nr_bandtable[i].N_OFFs_DL);
return nrarfcn;
}
// This function computes the RF reference frequency from the NR-ARFCN according to 5.4.2.1 of 3GPP TS 38.104
// this function applies to both DL and UL
uint64_t from_nrarfcn(int nr_bandP, uint8_t scs_index, uint32_t nrarfcn)
{
int deltaFglobal = 5;
uint32_t N_REF_Offs = 0;
uint64_t F_REF_Offs_khz = 0;
uint64_t N_OFFs, frequency, freq_min;
int i = get_nr_table_idx(nr_bandP, scs_index);
if (nrarfcn > 599999 && nrarfcn < 2016667) {
deltaFglobal = 15;
N_REF_Offs = 600000;
F_REF_Offs_khz = 3000000;
}
if (nrarfcn > 2016666 && nrarfcn < 3279166) {
deltaFglobal = 60;
N_REF_Offs = 2016667;
F_REF_Offs_khz = 24250080;
}
int32_t delta_duplex = get_delta_duplex(nr_bandP, scs_index);
if (delta_duplex <= 0){ // DL band >= UL band
if (nrarfcn >= nr_bandtable[i].N_OFFs_DL){ // is TDD of FDD DL
N_OFFs = nr_bandtable[i].N_OFFs_DL;
freq_min = nr_bandtable[i].dl_min;
} else {// is FDD UL
N_OFFs = nr_bandtable[i].N_OFFs_DL + delta_duplex/deltaFglobal;
freq_min = nr_bandtable[i].ul_min;
}
} else { // UL band > DL band
if (nrarfcn >= nr_bandtable[i].N_OFFs_DL + delta_duplex / deltaFglobal){ // is FDD UL
N_OFFs = nr_bandtable[i].N_OFFs_DL + delta_duplex / deltaFglobal;
freq_min = nr_bandtable[i].ul_min;
} else { // is FDD DL
N_OFFs = nr_bandtable[i].N_OFFs_DL;
freq_min = nr_bandtable[i].dl_min;
}
}
LOG_D(NR_MAC, "Frequency from NR-ARFCN for N_OFFs %lu, duplex spacing %d KHz, deltaFglobal %d KHz\n",
N_OFFs,
delta_duplex,
deltaFglobal);
AssertFatal(nrarfcn >= N_OFFs,"nrarfcn %u < N_OFFs[%d] %llu\n", nrarfcn, nr_bandtable[i].band, (long long unsigned int)N_OFFs);
get_delta_arfcn(i, nrarfcn, N_OFFs);
frequency = 1000 * (F_REF_Offs_khz + (nrarfcn - N_REF_Offs) * deltaFglobal);
LOG_D(NR_MAC, "Computing frequency (nrarfcn %llu => %llu KHz (freq_min %llu KHz, NR band %d N_OFFs %llu))\n",
(unsigned long long)nrarfcn,
(unsigned long long)frequency/1000,
(unsigned long long)freq_min,
nr_bandP,
(unsigned long long)N_OFFs);
return frequency;
}
int get_first_ul_slot(int nrofDownlinkSlots, int nrofDownlinkSymbols, int nrofUplinkSymbols)
{
common/utils/nr/nr_common.h
+2 -1
View File
@@ -168,7 +168,8 @@ static inline int get_num_dmrs(uint16_t dmrs_mask ) {
}
uint64_t reverse_bits(uint64_t in, int n_bits);
uint64_t from_nrarfcn(int nr_bandP, uint8_t scs_index, uint32_t dl_nrarfcn);
uint32_t to_nrarfcn(int nr_bandP, uint64_t dl_CarrierFreq, uint8_t scs_index, uint32_t bw);
int get_first_ul_slot(int nrofDownlinkSlots, int nrofDownlinkSymbols, int nrofUplinkSymbols);
int cce_to_reg_interleaving(const int R, int k, int n_shift, const int C, int L, const int N_regs);
int get_SLIV(uint8_t S, uint8_t L);
nfapi/open-nFAPI/nfapi/public_inc/fapi_nr_ue_interface.h
+1
View File
@@ -132,6 +132,7 @@ typedef struct {
uint16_t cell_id;
uint16_t ssb_start_subcarrier;
short rsrp_dBm;
long arfcn;
rlm_t radiolink_monitoring; // -1 no monitoring, 0 out_of_sync, 1 in_sync
} fapi_nr_ssb_pdu_t;
openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
+1 -9
View File
@@ -153,15 +153,7 @@ int nr_pbch_detection(const UE_nr_rxtx_proc_t *proc,
stop_meas(&ue->dlsch_channel_estimation_stats);
fapiPbch_t result = {0};
ret = nr_rx_pbch(ue,
proc,
estimateSz,
dl_ch_estimates,
frame_parms,
temp_ptr->i_ssb,
SISO,
&result,
rxdataF);
ret = nr_rx_pbch(ue, proc, estimateSz, dl_ch_estimates, frame_parms, temp_ptr->i_ssb, &result, rxdataF);
if (DUMP_PBCH_CH_ESTIMATES && (ret == 0)) {
write_output("pbch_ch_estimates.m", "pbch_ch_estimates", dl_ch_estimates, frame_parms->nb_antennas_rx*estimateSz, 1, 1);
openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c
+1 -10
View File
@@ -361,7 +361,6 @@ int nr_rx_pbch(PHY_VARS_NR_UE *ue,
struct complex16 dl_ch_estimates[][estimateSz],
NR_DL_FRAME_PARMS *frame_parms,
uint8_t i_ssb,
MIMO_mode_t mimo_mode,
fapiPbch_t *result,
c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP])
{
@@ -414,7 +413,7 @@ int nr_rx_pbch(PHY_VARS_NR_UE *ue,
symbol_offset,
frame_parms);
#ifdef DEBUG_PBCH
LOG_I(PHY,"[PHY] PBCH Symbol %d ofdm size %d\n",symbol, frame_parms->ofdm_symbol_size );
LOG_I(PHY,"[PHY] PBCH Symbol %d ofdm size %d\n",symbol, frame_parms->ofdm_symbol_size);
LOG_I(PHY,"[PHY] PBCH starting channel_level\n");
#endif
@@ -441,14 +440,6 @@ int nr_rx_pbch(PHY_VARS_NR_UE *ue,
rxdataF_comp,
symbol);*/
/*
if (mimo_mode == ALAMOUTI) {
nr_pbch_alamouti(frame_parms,rxdataF_comp,symbol);
} else if (mimo_mode != SISO) {
LOG_I(PHY,"[PBCH][RX] Unsupported MIMO mode\n");
return(-1);
}
*/
int nb=symbol==2 ? 144 : 360;
nr_pbch_quantize(pbch_e_rx+pbch_e_rx_idx,
(short *)rxdataF_comp[0],
openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h
-1
View File
@@ -294,7 +294,6 @@ int nr_rx_pbch(PHY_VARS_NR_UE *ue,
struct complex16 dl_ch_estimates[][estimateSz],
NR_DL_FRAME_PARMS *frame_parms,
uint8_t i_ssb,
MIMO_mode_t mimo_mode,
fapiPbch_t *result,
c16_t rxdataF[][ue->frame_parms.samples_per_slot_wCP]);
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
+9 -1
View File
@@ -109,6 +109,14 @@ void nr_fill_dl_indication(nr_downlink_indication_t *dl_ind,
}
}
static uint32_t get_ssb_arfcn(NR_DL_FRAME_PARMS *frame_parms)
{
uint32_t band_size_hz = frame_parms->N_RB_DL * 12 * frame_parms->subcarrier_spacing;
int ssb_center_sc = frame_parms->ssb_start_subcarrier + 120; // ssb is 20 PRBs -> 240 sub-carriers
uint64_t ssb_freq = frame_parms->dl_CarrierFreq - (band_size_hz / 2) + frame_parms->subcarrier_spacing * ssb_center_sc;
return to_nrarfcn(frame_parms->nr_band, ssb_freq, frame_parms->numerology_index, band_size_hz);
}
void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
uint8_t pdu_type,
PHY_VARS_NR_UE *ue,
@@ -168,6 +176,7 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
ssb_pdu->cell_id = frame_parms->Nid_cell;
ssb_pdu->ssb_start_subcarrier = frame_parms->ssb_start_subcarrier;
ssb_pdu->rsrp_dBm = ue->measurements.ssb_rsrp_dBm[frame_parms->ssb_index];
ssb_pdu->arfcn = get_ssb_arfcn(frame_parms);
ssb_pdu->radiolink_monitoring = RLM_in_sync; // TODO to be removed from here
ssb_pdu->decoded_pdu = true;
}
@@ -384,7 +393,6 @@ static int nr_ue_pbch_procedures(PHY_VARS_NR_UE *ue,
dl_ch_estimates,
&ue->frame_parms,
(ue->frame_parms.ssb_index)&7,
SISO,
&result,
rxdataF);
openair1/SIMULATION/NR_PHY/nr_dummy_functions.c
+3 -1
View File
@@ -32,7 +32,7 @@ void nr_mac_rrc_sync_ind(const module_id_t module_id,
const frame_t frame,
const bool in_sync) {}
void nr_mac_rrc_msg3_ind(const module_id_t mod_id, int rnti) {}
void nr_mac_rrc_msg3_ind(const module_id_t mod_id, int rnti, int gnb_id) {}
void nr_mac_rrc_ra_ind(const module_id_t mod_id, int frame, bool success) {}
@@ -48,6 +48,8 @@ int8_t nr_mac_rrc_data_ind_ue(const module_id_t module_id,
const frame_t frame,
const int slot,
const rnti_t rnti,
const uint32_t cellid,
const long arfcn,
const channel_t channel,
const uint8_t* pduP,
const sdu_size_t pdu_len) { return 0; }
openair1/SIMULATION/NR_PHY/pbchsim.c
+1 -9
View File
@@ -797,15 +797,7 @@ int main(int argc, char **argv)
}
fapiPbch_t result;
ret = nr_rx_pbch(UE,
&proc,
estimateSz,
dl_ch_estimates,
frame_parms,
ssb_index%8,
SISO,
&result,
rxdataF);
ret = nr_rx_pbch(UE, &proc, estimateSz, dl_ch_estimates, frame_parms, ssb_index % 8, &result, rxdataF);
if (ret==0) {
//UE->rx_ind.rx_indication_body->mib_pdu.ssb_index; //not yet detected automatically
openair2/COMMON/mac_messages_types.h
+4 -1
View File
@@ -76,7 +76,8 @@ typedef struct NRRrcMacRaInd_s {
} NRRrcMacRaInd;
typedef struct NRRrcMacMsg3Ind_s {
uint16_t rnti;
uint16_t rnti;
int gnb_id;
} NRRrcMacMsg3Ind;
typedef struct RrcMacInSyncInd_s {
@@ -118,6 +119,8 @@ typedef struct NRRrcMacBcchDataInd_s {
bool is_bch;
uint8_t rsrq;
uint8_t rsrp;
uint32_t phycellid;
long ssb_arfcn;
} NRRrcMacBcchDataInd;
typedef struct NRRrcMacSBcchDataInd_s {
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
-112
View File
@@ -2248,118 +2248,6 @@ static const uint16_t table_7_3_1_1_2_32[3][15] = {
{0, 1, 2, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
};
void get_delta_arfcn(int i, uint32_t nrarfcn, uint64_t N_OFFs)
{
uint32_t delta_arfcn = nrarfcn - N_OFFs;
if(delta_arfcn % (nr_bandtable[i].step_size) != 0)
LOG_E(NR_MAC, "nrarfcn %u is not on the channel raster for step size %lu\n", nrarfcn, nr_bandtable[i].step_size);
}
uint32_t to_nrarfcn(int nr_bandP,
uint64_t dl_CarrierFreq,
uint8_t scs_index,
uint32_t bw)
{
uint64_t dl_CarrierFreq_by_1k = dl_CarrierFreq / 1000;
int bw_kHz = bw / 1000;
uint32_t nrarfcn;
int i = get_nr_table_idx(nr_bandP, scs_index);
LOG_I(NR_MAC,"Searching for nr band %d DL Carrier frequency %llu bw %u\n",nr_bandP,(long long unsigned int)dl_CarrierFreq,bw);
AssertFatal(dl_CarrierFreq_by_1k >= nr_bandtable[i].dl_min,
"Band %d, bw %u : DL carrier frequency %llu kHz < %llu\n",
nr_bandP, bw, (long long unsigned int)dl_CarrierFreq_by_1k,
(long long unsigned int)nr_bandtable[i].dl_min);
AssertFatal(dl_CarrierFreq_by_1k <= (nr_bandtable[i].dl_max - bw_kHz/2),
"Band %d, dl_CarrierFreq %llu bw %u: DL carrier frequency %llu kHz > %llu\n",
nr_bandP, (long long unsigned int)dl_CarrierFreq,bw, (long long unsigned int)dl_CarrierFreq_by_1k,
(long long unsigned int)(nr_bandtable[i].dl_max - bw_kHz/2));
int deltaFglobal = 60;
uint32_t N_REF_Offs = 2016667;
uint64_t F_REF_Offs_khz = 24250080;
if (dl_CarrierFreq < 24.25e9) {
deltaFglobal = 15;
N_REF_Offs = 600000;
F_REF_Offs_khz = 3000000;
}
if (dl_CarrierFreq < 3e9) {
deltaFglobal = 5;
N_REF_Offs = 0;
F_REF_Offs_khz = 0;
}
// This is equation before Table 5.4.2.1-1 in 38101-1-f30
// F_REF=F_REF_Offs + deltaF_Global(N_REF-NREF_REF_Offs)
nrarfcn = (((dl_CarrierFreq_by_1k - F_REF_Offs_khz)/deltaFglobal)+N_REF_Offs);
//get_delta_arfcn(i, nrarfcn, nr_bandtable[i].N_OFFs_DL);
return nrarfcn;
}
// This function computes the RF reference frequency from the NR-ARFCN according to 5.4.2.1 of 3GPP TS 38.104
// this function applies to both DL and UL
uint64_t from_nrarfcn(int nr_bandP,
uint8_t scs_index,
uint32_t nrarfcn)
{
int deltaFglobal = 5;
uint32_t N_REF_Offs = 0;
uint64_t F_REF_Offs_khz = 0;
uint64_t N_OFFs, frequency, freq_min;
int i = get_nr_table_idx(nr_bandP, scs_index);
if (nrarfcn > 599999 && nrarfcn < 2016667) {
deltaFglobal = 15;
N_REF_Offs = 600000;
F_REF_Offs_khz = 3000000;
}
if (nrarfcn > 2016666 && nrarfcn < 3279166) {
deltaFglobal = 60;
N_REF_Offs = 2016667;
F_REF_Offs_khz = 24250080;
}
int32_t delta_duplex = get_delta_duplex(nr_bandP, scs_index);
if (delta_duplex <= 0){ // DL band >= UL band
if (nrarfcn >= nr_bandtable[i].N_OFFs_DL){ // is TDD of FDD DL
N_OFFs = nr_bandtable[i].N_OFFs_DL;
freq_min = nr_bandtable[i].dl_min;
} else {// is FDD UL
N_OFFs = nr_bandtable[i].N_OFFs_DL + delta_duplex/deltaFglobal;
freq_min = nr_bandtable[i].ul_min;
}
} else { // UL band > DL band
if (nrarfcn >= nr_bandtable[i].N_OFFs_DL + delta_duplex/deltaFglobal){ // is FDD UL
N_OFFs = nr_bandtable[i].N_OFFs_DL + delta_duplex/deltaFglobal;
freq_min = nr_bandtable[i].ul_min;
} else { // is FDD DL
N_OFFs = nr_bandtable[i].N_OFFs_DL;
freq_min = nr_bandtable[i].dl_min;
}
}
LOG_D(NR_MAC, "Frequency from NR-ARFCN for N_OFFs %lu, duplex spacing %d KHz, deltaFglobal %d KHz\n", N_OFFs, delta_duplex, deltaFglobal);
AssertFatal(nrarfcn >= N_OFFs,"nrarfcn %u < N_OFFs[%d] %llu\n", nrarfcn, nr_bandtable[i].band, (long long unsigned int)N_OFFs);
get_delta_arfcn(i, nrarfcn, N_OFFs);
frequency = 1000 * (F_REF_Offs_khz + (nrarfcn - N_REF_Offs) * deltaFglobal);
LOG_D(NR_MAC, "Computing frequency (nrarfcn %llu => %llu KHz (freq_min %llu KHz, NR band %d N_OFFs %llu))\n",
(unsigned long long)nrarfcn,
(unsigned long long)frequency/1000,
(unsigned long long)freq_min,
nr_bandP,
(unsigned long long)N_OFFs);
return frequency;
}
void nr_get_tbs_dl(nfapi_nr_dl_tti_pdsch_pdu *pdsch_pdu,
int x_overhead,
uint8_t numdmrscdmgroupnodata,
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h
-4
View File
@@ -55,10 +55,6 @@ uint32_t get_Y(const NR_SearchSpace_t *ss, int slot, rnti_t rnti);
uint8_t get_BG(uint32_t A, uint16_t R);
uint64_t from_nrarfcn(int nr_bandP, uint8_t scs_index, uint32_t dl_nrarfcn);
uint32_t to_nrarfcn(int nr_bandP, uint64_t dl_CarrierFreq, uint8_t scs_index, uint32_t bw);
int16_t fill_dmrs_mask(const NR_PDSCH_Config_t *pdsch_Config,
int dci_format,
int dmrs_TypeA_Position,
openair2/LAYER2/NR_MAC_UE/config_ue.c
+31 -12
View File
@@ -1355,21 +1355,40 @@ static void configure_common_BWP_ul(NR_UE_MAC_INST_t *mac, int bwp_id, NR_BWP_Up
}
void nr_rrc_mac_config_req_reset(module_id_t module_id,
NR_UE_MAC_reset_cause_t reset_cause)
NR_UE_MAC_reset_cause_t cause)
{
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
reset_mac_inst(mac);
reset_ra(&mac->ra);
release_mac_configuration(mac);
nr_ue_init_mac(mac);
// Sending to PHY a request to resync
// with no target cell ID
if (reset_cause != DETACH) {
mac->synch_request.Mod_id = module_id;
mac->synch_request.CC_id = 0;
mac->synch_request.synch_req.target_Nid_cell = -1;
mac->if_module->synch_request(&mac->synch_request);
switch (cause) {
case GO_TO_IDLE:
reset_ra(&mac->ra);
release_mac_configuration(mac, cause);
nr_ue_init_mac(mac);
nr_ue_mac_default_configs(mac);
// new sync but no target cell id -> -1
nr_ue_send_synch_request(mac, module_id, 0, -1);
break;
case DETACH:
reset_ra(&mac->ra);
reset_mac_inst(mac);
nr_ue_reset_sync_state(mac);
release_mac_configuration(mac, cause);
break;
case T300_EXPIRY:
reset_mac_inst(mac);
reset_ra(&mac->ra);
mac->state = UE_SYNC; // still in sync but need to restart RA
break;
case RE_ESTABLISHMENT:
reset_mac_inst(mac);
nr_ue_mac_default_configs(mac);
nr_ue_reset_sync_state(mac);
release_mac_configuration(mac, cause);
// new sync with old cell ID (re-establishment on the same cell)
nr_ue_send_synch_request(mac, module_id, 0, mac->physCellId);
break;
default:
AssertFatal(false, "Invalid MAC reset cause %d\n", cause);
}
}
openair2/LAYER2/NR_MAC_UE/mac_proto.h
+5 -1
View File
@@ -205,7 +205,8 @@ NR_UE_MAC_INST_t *get_mac_inst(module_id_t module_id);
void reset_mac_inst(NR_UE_MAC_INST_t *nr_mac);
void reset_ra(RA_config_t *ra);
void release_mac_configuration(NR_UE_MAC_INST_t *mac);
void release_mac_configuration(NR_UE_MAC_INST_t *mac,
NR_UE_MAC_reset_cause_t cause);
/**\brief called at each slot, slot length based on numerology. now use u=0, scs=15kHz, slot=1ms
performs BSR/SR/PHR procedures, random access procedure handler and DLSCH/ULSCH procedures.
@@ -450,6 +451,9 @@ void nr_get_prach_resources(NR_UE_MAC_INST_t *mac,
void prepare_msg4_feedback(NR_UE_MAC_INST_t *mac, int pid, int ack_nack);
void configure_initial_pucch(PUCCH_sched_t *pucch, int res_ind);
void nr_ue_reset_sync_state(NR_UE_MAC_INST_t *mac);
void nr_ue_send_synch_request(NR_UE_MAC_INST_t *mac, module_id_t module_id, int cc_id, int cell_id);
void init_RA(NR_UE_MAC_INST_t *mac,
NR_PRACH_RESOURCES_t *prach_resources,
NR_RACH_ConfigCommon_t *nr_rach_ConfigCommon,
openair2/LAYER2/NR_MAC_UE/main_ue_nr.c
+81 -47
View File
@@ -56,12 +56,11 @@ void send_srb0_rrc(int ue_id, const uint8_t *sdu, sdu_size_t sdu_len, void *data
void nr_ue_init_mac(NR_UE_MAC_INST_t *mac)
{
LOG_I(NR_MAC, "[UE%d] Initializing MAC\n", mac->ue_id);
mac->first_sync_frame = -1;
nr_ue_reset_sync_state(mac);
mac->get_sib1 = false;
mac->get_otherSI = false;
mac->phy_config_request_sent = false;
memset(&mac->phy_config, 0, sizeof(mac->phy_config));
mac->state = UE_NOT_SYNC;
mac->si_window_start = -1;
mac->servCellIndex = 0;
mac->harq_ACK_SpatialBundlingPUCCH = false;
@@ -69,6 +68,9 @@ void nr_ue_init_mac(NR_UE_MAC_INST_t *mac)
mac->uecap_maxMIMO_PDSCH_layers = 0;
mac->uecap_maxMIMO_PUSCH_layers_cb = 0;
mac->uecap_maxMIMO_PUSCH_layers_nocb = 0;
mac->p_Max = INT_MIN;
mac->p_Max_alt = INT_MIN;
reset_mac_inst(mac);
memset(&mac->ssb_measurements, 0, sizeof(mac->ssb_measurements));
memset(&mac->ul_time_alignment, 0, sizeof(mac->ul_time_alignment));
@@ -76,35 +78,32 @@ void nr_ue_init_mac(NR_UE_MAC_INST_t *mac)
memset(&mac->ssb_list[i], 0, sizeof(mac->ssb_list[i]));
memset(&mac->prach_assoc_pattern[i], 0, sizeof(mac->prach_assoc_pattern[i]));
}
for (int k = 0; k < NR_MAX_HARQ_PROCESSES; k++) {
mac->ul_harq_info[k].last_ndi = -1; // initialize to invalid value
mac->dl_harq_info[k].last_ndi = -1; // initialize to invalid value
}
}
void nr_ue_mac_default_configs(NR_UE_MAC_INST_t *mac)
{
// default values as defined in 38.331 sec 9.2.2
mac->scheduling_info.retxBSR_Timer = NR_BSR_Config__retxBSR_Timer_sf10240;
mac->scheduling_info.periodicBSR_Timer = NR_BSR_Config__periodicBSR_Timer_infinity;
mac->scheduling_info.SR_COUNTER = 0;
mac->scheduling_info.SR_pending = 0;
mac->scheduling_info.sr_ProhibitTimer = 0;
mac->scheduling_info.sr_ProhibitTimer_Running = 0;
mac->scheduling_info.sr_id = -1; // invalid init value
mac->scheduling_info.retxBSR_Timer = NR_BSR_Config__retxBSR_Timer_sf80;
mac->scheduling_info.periodicBSR_Timer = NR_BSR_Config__periodicBSR_Timer_sf10;
mac->scheduling_info.periodicPHR_Timer = NR_PHR_Config__phr_PeriodicTimer_sf10;
mac->scheduling_info.prohibitPHR_Timer = NR_PHR_Config__phr_ProhibitTimer_sf10;
}
// set init value 0xFFFF, make sure periodic timer and retx time counters are NOT active, after bsr transmission set the value
// configured by the NW.
mac->scheduling_info.periodicBSR_SF = NR_MAC_UE_BSR_TIMER_NOT_RUNNING;
mac->scheduling_info.retxBSR_SF = NR_MAC_UE_BSR_TIMER_NOT_RUNNING;
mac->BSR_reporting_active = NR_BSR_TRIGGER_NONE;
void nr_ue_send_synch_request(NR_UE_MAC_INST_t *mac, module_id_t module_id, int cc_id, int cell_id)
{
// Sending to PHY a request to resync
mac->synch_request.Mod_id = module_id;
mac->synch_request.CC_id = cc_id;
mac->synch_request.synch_req.target_Nid_cell = cell_id;
mac->if_module->synch_request(&mac->synch_request);
}
for (int i = 0; i < NR_MAX_NUM_LCID; i++) {
LOG_D(NR_MAC, "Applying default logical channel config for LCGID %d\n", i);
mac->scheduling_info.lc_sched_info[i].LCID_buffer_with_data = false;
mac->scheduling_info.lc_sched_info[i].LCID_buffer_remain = 0;
mac->scheduling_info.lc_sched_info[i].Bj = 0;
}
void nr_ue_reset_sync_state(NR_UE_MAC_INST_t *mac)
{
// reset synchornization status
mac->first_sync_frame = -1;
mac->state = UE_NOT_SYNC;
mac->ra.ra_state = RA_UE_IDLE;
}
NR_UE_MAC_INST_t *nr_l2_init_ue(int nb_inst)
@@ -144,14 +143,16 @@ void reset_mac_inst(NR_UE_MAC_INST_t *nr_mac)
{
// MAC reset according to 38.321 Section 5.12
nr_ue_mac_default_configs(nr_mac);
// initialize Bj for each logical channel to zero
for (int i = 0; i < NR_MAX_NUM_LCID; i++)
// TODO reset also other status variables of LC, is this ok?
for (int i = 0; i < NR_MAX_NUM_LCID; i++) {
nr_mac->scheduling_info.lc_sched_info[i].Bj = 0;
nr_mac->scheduling_info.lc_sched_info[i].LCID_buffer_with_data = false;
nr_mac->scheduling_info.lc_sched_info[i].LCID_buffer_remain = 0;
}
// stop all running timers
// TODO
// TODO stop all running timers
nr_timer_stop(&nr_mac->ra.contention_resolution_timer);
// consider all timeAlignmentTimers as expired and perform the corresponding actions in clause 5.2
// TODO
@@ -171,10 +172,16 @@ void reset_mac_inst(NR_UE_MAC_INST_t *nr_mac)
free_and_zero(nr_mac->ra.Msg3_buffer);
// cancel any triggered Scheduling Request procedure
// Done in default config
nr_mac->scheduling_info.SR_COUNTER = 0;
nr_mac->scheduling_info.SR_pending = 0;
nr_mac->scheduling_info.sr_ProhibitTimer = 0;
nr_mac->scheduling_info.sr_ProhibitTimer_Running = 0;
nr_mac->scheduling_info.sr_id = -1; // invalid init value
// cancel any triggered Buffer Status Reporting procedure
// Done in default config
nr_mac->scheduling_info.periodicBSR_SF = NR_MAC_UE_BSR_TIMER_NOT_RUNNING;
nr_mac->scheduling_info.retxBSR_SF = NR_MAC_UE_BSR_TIMER_NOT_RUNNING;
nr_mac->BSR_reporting_active = NR_BSR_TRIGGER_NONE;
// cancel any triggered Power Headroom Reporting procedure
// TODO PHR not implemented yet
@@ -194,12 +201,24 @@ void reset_mac_inst(NR_UE_MAC_INST_t *nr_mac)
// TODO beam failure procedure not implemented
}
void release_mac_configuration(NR_UE_MAC_INST_t *mac)
void release_mac_configuration(NR_UE_MAC_INST_t *mac,
NR_UE_MAC_reset_cause_t cause)
{
asn1cFreeStruc(asn_DEF_NR_MIB, mac->mib);
asn1cFreeStruc(asn_DEF_NR_SI_SchedulingInfo, mac->si_SchedulingInfo);
asn1cFreeStruc(asn_DEF_NR_TDD_UL_DL_ConfigCommon, mac->tdd_UL_DL_ConfigurationCommon);
NR_UE_ServingCell_Info_t *sc = &mac->sc_info;
// if cause is Re-establishment, release spCellConfig only
if (cause == GO_TO_IDLE) {
asn1cFreeStruc(asn_DEF_NR_MIB, mac->mib);
asn1cFreeStruc(asn_DEF_NR_SearchSpace, mac->search_space_zero);
asn1cFreeStruc(asn_DEF_NR_ControlResourceSet, mac->coreset0);
asn1cFreeStruc(asn_DEF_NR_SI_SchedulingInfo, mac->si_SchedulingInfo);
asn1cFreeStruc(asn_DEF_NR_TDD_UL_DL_ConfigCommon, mac->tdd_UL_DL_ConfigurationCommon);
for (int i = 0; i < mac->lc_ordered_list.count; i++) {
nr_lcordered_info_t *lc_info = mac->lc_ordered_list.array[i];
asn_sequence_del(&mac->lc_ordered_list, i, 0);
free(lc_info);
}
}
asn1cFreeStruc(asn_DEF_NR_CrossCarrierSchedulingConfig, sc->crossCarrierSchedulingConfig);
asn1cFreeStruc(asn_DEF_NR_SRS_CarrierSwitching, sc->carrierSwitching);
asn1cFreeStruc(asn_DEF_NR_UplinkConfig, sc->supplementaryUplink);
@@ -218,20 +237,35 @@ void release_mac_configuration(NR_UE_MAC_INST_t *mac)
mac->current_DL_BWP = NULL;
mac->current_UL_BWP = NULL;
for (int i = 0; i < mac->dl_BWPs.count; i++)
release_dl_BWP(mac, i);
for (int i = 0; i < mac->ul_BWPs.count; i++)
release_ul_BWP(mac, i);
asn1cFreeStruc(asn_DEF_NR_SearchSpace, mac->search_space_zero);
asn1cFreeStruc(asn_DEF_NR_ControlResourceSet, mac->coreset0);
for (int i = 0; i < mac->lc_ordered_list.count; i++) {
nr_lcordered_info_t *lc_info = mac->lc_ordered_list.array[i];
asn_sequence_del(&mac->lc_ordered_list, i, 0);
free(lc_info);
// in case of re-establishment we don't need to release initial BWP config common
int first_bwp_rel = 0; // first BWP to release
if (cause == RE_ESTABLISHMENT) {
first_bwp_rel = 1;
// release dedicated BWP0 config
NR_UE_DL_BWP_t *bwp = mac->dl_BWPs.array[0];
NR_BWP_PDCCH_t *pdcch = &mac->config_BWP_PDCCH[0];
for (int i = 0; pdcch->list_Coreset.count; i++)
asn_sequence_del(&pdcch->list_Coreset, i, 1);
for (int i = 0; pdcch->list_SS.count; i++)
asn_sequence_del(&pdcch->list_SS, i, 1);
asn1cFreeStruc(asn_DEF_NR_PDSCH_Config, bwp->pdsch_Config);
NR_UE_UL_BWP_t *ubwp = mac->ul_BWPs.array[0];
asn1cFreeStruc(asn_DEF_NR_PUCCH_Config, ubwp->pucch_Config);
asn1cFreeStruc(asn_DEF_NR_SRS_Config, ubwp->srs_Config);
asn1cFreeStruc(asn_DEF_NR_PUSCH_Config, ubwp->pusch_Config);
mac->current_DL_BWP = bwp;
mac->current_UL_BWP = ubwp;
mac->sc_info.initial_dl_BWPSize = bwp->BWPSize;
mac->sc_info.initial_dl_BWPStart = bwp->BWPStart;
mac->sc_info.initial_ul_BWPSize = ubwp->BWPSize;
mac->sc_info.initial_ul_BWPStart = ubwp->BWPStart;
}
for (int i = first_bwp_rel; i < mac->dl_BWPs.count; i++)
release_dl_BWP(mac, i);
for (int i = first_bwp_rel; i < mac->ul_BWPs.count; i++)
release_ul_BWP(mac, i);
memset(&mac->ssb_measurements, 0, sizeof(mac->ssb_measurements));
memset(&mac->csirs_measurements, 0, sizeof(mac->csirs_measurements));
memset(&mac->ul_time_alignment, 0, sizeof(mac->ul_time_alignment));
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+3 -3
View File
@@ -264,7 +264,7 @@ int8_t nr_ue_decode_BCCH_DL_SCH(NR_UE_MAC_INST_t *mac,
{
if(ack_nack) {
LOG_D(NR_MAC, "Decoding NR-BCCH-DL-SCH-Message (SIB1 or SI)\n");
nr_mac_rrc_data_ind_ue(mac->ue_id, cc_id, gNB_index, 0, 0, 0, NR_BCCH_DL_SCH, (uint8_t *) pduP, pdu_len);
nr_mac_rrc_data_ind_ue(mac->ue_id, cc_id, gNB_index, 0, 0, 0, mac->physCellId, 0, NR_BCCH_DL_SCH, (uint8_t *) pduP, pdu_len);
mac->get_sib1 = false;
mac->get_otherSI = false;
}
@@ -3774,7 +3774,7 @@ int nr_write_ce_ulsch_pdu(uint8_t *mac_ce,
// - optimize: mu_pusch, j and table_6_1_2_1_1_2_time_dom_res_alloc_A are already defined in nr_ue_procedures
static void nr_ue_process_rar(NR_UE_MAC_INST_t *mac, nr_downlink_indication_t *dl_info, int pdu_id)
{
frame_t frame = dl_info->frame;
frame_t frame = dl_info->frame;
int slot = dl_info->slot;
if(dl_info->rx_ind->rx_indication_body[pdu_id].pdsch_pdu.ack_nack == 0) {
@@ -3976,7 +3976,7 @@ static void nr_ue_process_rar(NR_UE_MAC_INST_t *mac, nr_downlink_indication_t *d
if (!ra->cfra) {
ra->t_crnti = rar->TCRNTI_2 + (rar->TCRNTI_1 << 8);
rnti = ra->t_crnti;
nr_mac_rrc_msg3_ind(mac->ue_id, rnti);
nr_mac_rrc_msg3_ind(mac->ue_id, rnti, dl_info->gNB_index);
}
fapi_nr_ul_config_request_pdu_t *pdu = lockGet_ul_config(mac, frame_tx, slot_tx, FAPI_NR_UL_CONFIG_TYPE_PUSCH);
if (!pdu)
openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c
+3 -3
View File
@@ -553,6 +553,9 @@ int nr_config_pusch_pdu(NR_UE_MAC_INST_t *mac,
pusch_config_pdu->bwp_start = current_UL_BWP->BWPStart;
pusch_config_pdu->bwp_size = current_UL_BWP->BWPSize;
pusch_config_pdu->start_symbol_index = tda_info->startSymbolIndex;
pusch_config_pdu->nr_of_symbols = tda_info->nrOfSymbols;
/* Transform precoding */
pusch_config_pdu->transform_precoding = get_transformPrecoding(current_UL_BWP, dci_format, 0);
@@ -637,9 +640,6 @@ int nr_config_pusch_pdu(NR_UE_MAC_INST_t *mac,
return -1;
}
pusch_config_pdu->start_symbol_index = tda_info->startSymbolIndex;
pusch_config_pdu->nr_of_symbols = tda_info->nrOfSymbols;
/* FREQ_HOPPING_FLAG */
if ((pusch_Config!=NULL) && (pusch_Config->frequencyHopping!=NULL) && (pusch_Config->resourceAllocation != NR_PUSCH_Config__resourceAllocation_resourceAllocationType0)){
pusch_config_pdu->frequency_hopping = dci->frequency_hopping_flag.val;
openair2/LAYER2/nr_rlc/nr_rlc_oai_api.c
+34 -4
View File
@@ -83,6 +83,24 @@ static void release_rlc_entity_from_lcid(nr_rlc_ue_t *ue, logical_chan_id_t chan
}
}
logical_chan_id_t nr_rlc_get_lcid_from_rb(int ue_id, bool is_srb, int rb_id)
{
nr_rlc_manager_lock(nr_rlc_ue_manager);
nr_rlc_ue_t *ue = nr_rlc_manager_get_ue(nr_rlc_ue_manager, ue_id);
for (logical_chan_id_t id = 1; id <= 32; id++) {
nr_rlc_rb_t *rb = &ue->lcid2rb[id - 1];
if (is_srb) {
if (rb->type == NR_RLC_SRB && rb->choice.srb_id == rb_id)
return id;
} else {
if (rb->type == NR_RLC_DRB && rb->choice.drb_id == rb_id)
return id;
}
}
LOG_E(RLC, "Couldn't find LCID corresponding to %s %d\n", is_srb ? "SRB" : "DRB", rb_id);
return 0;
}
static nr_rlc_entity_t *get_rlc_entity_from_lcid(nr_rlc_ue_t *ue, logical_chan_id_t channel_id)
{
if (channel_id == 0)
@@ -120,7 +138,7 @@ void nr_rlc_release_entity(int rnti, logical_chan_id_t channel_id)
void mac_rlc_data_ind(const module_id_t module_idP,
const rnti_t rntiP,
const eNB_index_t eNB_index,
const frame_t rameP,
const frame_t frameP,
const eNB_flag_t enb_flagP,
const MBMS_flag_t MBMS_flagP,
const logical_chan_id_t channel_idP,
@@ -631,9 +649,10 @@ void nr_rlc_reestablish_entity(int rnti, int lc_id)
nr_rlc_manager_lock(nr_rlc_ue_manager);
nr_rlc_ue_t *ue = nr_rlc_manager_get_ue(nr_rlc_ue_manager, rnti);
if (ue == NULL)
if (ue == NULL) {
LOG_E(RLC, "RLC instance for the given UE was not found \n");
return;
}
nr_rlc_entity_t *rb = get_rlc_entity_from_lcid(ue, lc_id);
if (rb != NULL) {
@@ -644,7 +663,6 @@ void nr_rlc_reestablish_entity(int rnti, int lc_id)
}
nr_rlc_manager_unlock(nr_rlc_ue_manager);
}
void nr_rlc_reconfigure_entity(int rnti, int lc_id, NR_RLC_Config_t *rlc_Config)
{
nr_rlc_manager_lock(nr_rlc_ue_manager);
@@ -703,6 +721,18 @@ void nr_rlc_reconfigure_entity(int rnti, int lc_id, NR_RLC_Config_t *rlc_Config)
AssertFatal(um->ul_UM_RLC.sn_FieldLength == NULL, "Cannot handle different sn_FieldLength for DL and UL\n");
nr_rlc_entity_um_reconfigure(rb, t_reassembly, sn_field_length);
}
} else {
AssertFatal(rb->stats.mode == NR_RLC_AM, "Invalid RLC mode\n");
// default values as in 9.2.1 of 38.331
int sn_field_length = 12;
nr_rlc_entity_am_reconfigure(rb,
45, //t_poll_retransmit
35, //t_reassembly
0, //t_status_prohibit
-1, //poll_pdu
-1, //poll_byte
8, //max_retx_threshold
&sn_field_length);
}
nr_rlc_manager_unlock(nr_rlc_ue_manager);
}
openair2/LAYER2/nr_rlc/nr_rlc_oai_api.h
+1
View File
@@ -45,6 +45,7 @@ void nr_rlc_add_srb(int rnti, int srb_id, const NR_RLC_BearerConfig_t *rlc_Beare
void nr_rlc_add_drb(int rnti, int drb_id, const NR_RLC_BearerConfig_t *rlc_BearerConfig);
void nr_rlc_reestablish_entity(int rnti, int lc_id);
logical_chan_id_t nr_rlc_get_lcid_from_rb(int ue_id, bool is_srb, int rb_id);
void nr_rlc_remove_ue(int rnti);
bool nr_rlc_update_rnti(int from_rnti, int to_rnti);
openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c
+4 -1
View File
@@ -1039,6 +1039,7 @@ static int handle_bcch_bch(NR_UE_MAC_INST_t *mac,
uint32_t ssb_index,
uint32_t ssb_length,
uint16_t ssb_start_subcarrier,
long ssb_arfcn,
uint16_t cell_id)
{
mac->mib_ssb = ssb_index;
@@ -1048,7 +1049,8 @@ static int handle_bcch_bch(NR_UE_MAC_INST_t *mac,
mac->frequency_range = FR2;
else
mac->frequency_range = FR1;
nr_mac_rrc_data_ind_ue(mac->ue_id, cc_id, gNB_index, 0, 0, 0, NR_BCCH_BCH, (uint8_t *) pduP, 3); // fixed 3 bytes MIB PDU
// fixed 3 bytes MIB PDU
nr_mac_rrc_data_ind_ue(mac->ue_id, cc_id, gNB_index, 0, 0, 0, cell_id, ssb_arfcn, NR_BCCH_BCH, (uint8_t *) pduP, 3);
return 0;
}
@@ -1227,6 +1229,7 @@ static uint32_t nr_ue_dl_processing(nr_downlink_indication_t *dl_info)
rx_indication_body.ssb_pdu.ssb_index,
rx_indication_body.ssb_pdu.ssb_length,
rx_indication_body.ssb_pdu.ssb_start_subcarrier,
rx_indication_body.ssb_pdu.arfcn,
rx_indication_body.ssb_pdu.cell_id)) << FAPI_NR_RX_PDU_TYPE_SSB;
}
break;
openair2/RRC/NR/MESSAGES/asn1_msg.c
+8 -5
View File
@@ -979,7 +979,10 @@ uint8_t do_NR_ULInformationTransfer(uint8_t **buffer, uint32_t pdu_length, uint8
return encoded;
}
uint8_t do_RRCReestablishmentRequest(uint8_t *buffer, uint16_t c_rnti)
uint8_t do_RRCReestablishmentRequest(uint8_t *buffer,
NR_ReestablishmentCause_t cause,
uint32_t cell_id,
uint16_t c_rnti)
{
asn_enc_rval_t enc_rval;
NR_UL_CCCH_Message_t ul_ccch_msg;
@@ -994,16 +997,16 @@ uint8_t do_RRCReestablishmentRequest(uint8_t *buffer, uint16_t c_rnti)
rrcReestablishmentRequest = ul_ccch_msg.message.choice.c1->choice.rrcReestablishmentRequest;
// test
rrcReestablishmentRequest->rrcReestablishmentRequest.reestablishmentCause = NR_ReestablishmentCause_reconfigurationFailure;
rrcReestablishmentRequest->rrcReestablishmentRequest.reestablishmentCause = cause;
rrcReestablishmentRequest->rrcReestablishmentRequest.ue_Identity.c_RNTI = c_rnti;
rrcReestablishmentRequest->rrcReestablishmentRequest.ue_Identity.physCellId = 0;
rrcReestablishmentRequest->rrcReestablishmentRequest.ue_Identity.physCellId = cell_id;
// TODO properly setting shortMAC-I (see 5.3.7.4 of 331)
rrcReestablishmentRequest->rrcReestablishmentRequest.ue_Identity.shortMAC_I.buf = buf;
rrcReestablishmentRequest->rrcReestablishmentRequest.ue_Identity.shortMAC_I.buf[0] = 0x08;
rrcReestablishmentRequest->rrcReestablishmentRequest.ue_Identity.shortMAC_I.buf[1] = 0x32;
rrcReestablishmentRequest->rrcReestablishmentRequest.ue_Identity.shortMAC_I.size = 2;
if ( LOG_DEBUGFLAG(DEBUG_ASN1) ) {
if (LOG_DEBUGFLAG(DEBUG_ASN1)) {
xer_fprint(stdout, &asn_DEF_NR_UL_CCCH_Message, (void *)&ul_ccch_msg);
}
openair2/RRC/NR/MESSAGES/asn1_msg.h
+4 -1
View File
@@ -131,7 +131,10 @@ uint8_t do_NR_ULInformationTransfer(uint8_t **buffer,
uint32_t pdu_length,
uint8_t *pdu_buffer);
uint8_t do_RRCReestablishmentRequest(uint8_t *buffer, uint16_t c_rnti);
uint8_t do_RRCReestablishmentRequest(uint8_t *buffer,
NR_ReestablishmentCause_t cause,
uint32_t cell_id,
uint16_t c_rnti);
int do_RRCReestablishment(rrc_gNB_ue_context_t *const ue_context_pP,
uint8_t *const buffer,
openair2/RRC/NR_UE/L2_interface_ue.c
+6 -1
View File
@@ -54,6 +54,8 @@ int8_t nr_mac_rrc_data_ind_ue(const module_id_t module_id,
const frame_t frame,
const int slot,
const rnti_t rnti,
const uint32_t cellid,
const long arfcn,
const channel_t channel,
const uint8_t* pduP,
const sdu_size_t pdu_len)
@@ -84,6 +86,8 @@ int8_t nr_mac_rrc_data_ind_ue(const module_id_t module_id,
NR_RRC_MAC_BCCH_DATA_IND (message_p).slot = slot;
NR_RRC_MAC_BCCH_DATA_IND (message_p).sdu_size = sdu_size;
NR_RRC_MAC_BCCH_DATA_IND (message_p).gnb_index = gNB_index;
NR_RRC_MAC_BCCH_DATA_IND (message_p).phycellid = cellid;
NR_RRC_MAC_BCCH_DATA_IND (message_p).ssb_arfcn = arfcn;
NR_RRC_MAC_BCCH_DATA_IND (message_p).is_bch = (channel == NR_BCCH_BCH);
itti_send_msg_to_task(TASK_RRC_NRUE, GNB_MODULE_ID_TO_INSTANCE(module_id), message_p);
}
@@ -122,10 +126,11 @@ int8_t nr_mac_rrc_data_ind_ue(const module_id_t module_id,
return(0);
}
void nr_mac_rrc_msg3_ind(const module_id_t mod_id, const int rnti)
void nr_mac_rrc_msg3_ind(const module_id_t mod_id, const int rnti, int gnb_id)
{
MessageDef *message_p = itti_alloc_new_message(TASK_MAC_UE, 0, NR_RRC_MAC_MSG3_IND);
NR_RRC_MAC_MSG3_IND (message_p).rnti = rnti;
NR_RRC_MAC_MSG3_IND (message_p).gnb_id = gnb_id;
itti_send_msg_to_task(TASK_RRC_NRUE, GNB_MODULE_ID_TO_INSTANCE(mod_id), message_p);
}
openair2/RRC/NR_UE/rrc_UE.c
+195 -26
View File
@@ -139,7 +139,7 @@ static void nr_rrc_manage_rlc_bearers(NR_UE_RRC_INST_t *rrc,
static void nr_rrc_ue_process_RadioBearerConfig(NR_UE_RRC_INST_t *ue_rrc,
NR_RadioBearerConfig_t *const radioBearerConfig);
static void nr_rrc_ue_generate_rrcReestablishmentComplete(NR_RRCReestablishment_t *rrcReestablishment);
static void nr_rrc_ue_generate_rrcReestablishmentComplete(const NR_UE_RRC_INST_t *rrc, const NR_RRCReestablishment_t *rrcReestablishment);
static void process_lte_nsa_msg(NR_UE_RRC_INST_t *rrc, nsa_msg_t *msg, int msg_len);
static void nr_rrc_ue_process_rrcReconfiguration(NR_UE_RRC_INST_t *rrc,
int gNB_index,
@@ -152,6 +152,18 @@ static void nr_rrc_ue_process_masterCellGroup(NR_UE_RRC_INST_t *rrc,
void nr_rrc_ue_process_measConfig(rrcPerNB_t *rrc, NR_MeasConfig_t *const measConfig);
static NR_RB_status_t get_DRB_status(const NR_UE_RRC_INST_t *rrc, NR_DRB_Identity_t drb_id)
{
AssertFatal(drb_id > 0 && drb_id < 33, "Invalid DRB ID %ld\n", drb_id);
return rrc->status_DRBs[drb_id - 1];
}
static void set_DRB_status(NR_UE_RRC_INST_t *rrc, NR_DRB_Identity_t drb_id, NR_RB_status_t status)
{
AssertFatal(drb_id > 0 && drb_id < 33, "Invalid DRB ID %ld\n", drb_id);
rrc->status_DRBs[drb_id - 1] = status;
}
static void nr_rrc_ue_process_rrcReconfiguration(NR_UE_RRC_INST_t *rrc,
int gNB_index,
NR_RRCReconfiguration_t *rrcReconfiguration)
@@ -296,11 +308,10 @@ NR_UE_RRC_INST_t* nr_rrc_init_ue(char* uecap_file, int nb_inst)
rrc->ue_id = nr_ue;
// fill UE-NR-Capability @ UE-CapabilityRAT-Container here.
rrc->selected_plmn_identity = 1;
rrc->ra_trigger = RA_NOT_RUNNING;
rrc->dl_bwp_id = 0;
rrc->ul_bwp_id = 0;
rrc->as_security_activated = false;
rrc->ra_trigger = RA_NOT_RUNNING;
FILE *f = NULL;
if (uecap_file)
@@ -323,8 +334,8 @@ NR_UE_RRC_INST_t* nr_rrc_init_ue(char* uecap_file, int nb_inst)
for (int j = 0; j < NR_NUM_SRB; j++)
rrc->Srb[j] = RB_NOT_PRESENT;
for (int j = 0; j < MAX_DRBS_PER_UE; j++)
rrc->status_DRBs[j] = RB_NOT_PRESENT;
for (int j = 1; j <= MAX_DRBS_PER_UE; j++)
set_DRB_status(rrc, j, RB_NOT_PRESENT);
// SRB0 activated by default
rrc->Srb[0] = RB_ESTABLISHED;
for (int j = 0; j < NR_MAX_NUM_LCID; j++)
@@ -417,10 +428,14 @@ int check_si_status(NR_UE_RRC_SI_INFO *SI_info)
/*brief decode BCCH-BCH (MIB) message*/
static void nr_rrc_ue_decode_NR_BCCH_BCH_Message(NR_UE_RRC_INST_t *rrc,
const uint8_t gNB_index,
const uint32_t phycellid,
const long ssb_arfcn,
uint8_t *const bufferP,
const uint8_t buffer_len)
{
NR_BCCH_BCH_Message_t *bcch_message = NULL;
rrc->phyCellID = phycellid;
rrc->arfcn_ssb = ssb_arfcn;
asn_dec_rval_t dec_rval = uper_decode_complete(NULL,
&asn_DEF_NR_BCCH_BCH_Message,
@@ -433,6 +448,28 @@ static void nr_rrc_ue_decode_NR_BCCH_BCH_Message(NR_UE_RRC_INST_t *rrc,
return;
}
// Actions following cell selection while T311 is running
NR_UE_Timers_Constants_t *timers = &rrc->timers_and_constants;
if (is_nr_timer_active(timers->T311)) {
nr_timer_stop(&timers->T311);
rrc->ra_trigger = RRC_CONNECTION_REESTABLISHMENT;
// preparing MSG3 for re-establishment in advance
uint8_t buffer[1024];
int buf_size = do_RRCReestablishmentRequest(buffer,
rrc->reestablishment_cause,
rrc->phyCellID,
rrc->rnti); // old rnti
nr_rlc_srb_recv_sdu(rrc->ue_id, 0, buffer, buf_size);
// apply the default MAC Cell Group configuration
// (done at MAC by calling nr_ue_mac_default_configs)
// apply the timeAlignmentTimerCommon included in SIB1
// not used
}
int get_sib = 0;
if (get_softmodem_params()->sa &&
bcch_message->message.choice.mib->cellBarred == NR_MIB__cellBarred_notBarred &&
@@ -565,16 +602,29 @@ static int nr_decode_SI(NR_UE_RRC_SI_INFO *SI_info, NR_SystemInformation_t *si)
static void nr_rrc_handle_msg3_indication(NR_UE_RRC_INST_t *rrc, rnti_t rnti)
{
NR_UE_Timers_Constants_t *tac = &rrc->timers_and_constants;
switch (rrc->ra_trigger) {
case INITIAL_ACCESS_FROM_RRC_IDLE:
// After SIB1 is received, prepare RRCConnectionRequest
rrc->rnti = rnti;
// start timer T300
NR_UE_Timers_Constants_t *tac = &rrc->timers_and_constants;
nr_timer_start(&tac->T300);
break;
case RRC_CONNECTION_REESTABLISHMENT:
AssertFatal(1==0, "ra_trigger not implemented yet!\n");
rrc->rnti = rnti;
nr_timer_start(&tac->T301);
int srb_id = 1;
// re-establish PDCP for SRB1
nr_pdcp_reestablishment(rrc->ue_id, srb_id, true);
// re-establish RLC for SRB1
int lc_id = nr_rlc_get_lcid_from_rb(rrc->ue_id, true, 1);
nr_rlc_reestablish_entity(rrc->ue_id, lc_id);
// apply the specified configuration defined in 9.2.1 for SRB1
nr_rlc_reconfigure_entity(rrc->ue_id, lc_id, NULL);
// suspend integrity protection and ciphering for SRB1
nr_pdcp_config_set_security(rrc->ue_id, srb_id, 0, NULL, NULL, NULL);
// resume SRB1
rrc->Srb[srb_id] = RB_ESTABLISHED;
break;
case DURING_HANDOVER:
AssertFatal(1==0, "ra_trigger not implemented yet!\n");
@@ -725,7 +775,8 @@ static void nr_rrc_manage_rlc_bearers(NR_UE_RRC_INST_t *rrc,
if (rrc->active_RLC_entity[lcid]) {
if (rlc_bearer->reestablishRLC)
nr_rlc_reestablish_entity(rrc->ue_id, lcid);
nr_rlc_reconfigure_entity(rrc->ue_id, lcid, rlc_bearer->rlc_Config);
if (rlc_bearer->rlc_Config)
nr_rlc_reconfigure_entity(rrc->ue_id, lcid, rlc_bearer->rlc_Config);
} else {
rrc->active_RLC_entity[lcid] = true;
AssertFatal(rlc_bearer->servedRadioBearer, "servedRadioBearer mandatory in case of setup\n");
@@ -751,6 +802,11 @@ void nr_rrc_cellgroup_configuration(NR_UE_RRC_INST_t *rrc, NR_CellGroupConfig_t
if(spCellConfig != NULL) {
if (spCellConfig->reconfigurationWithSync != NULL) {
NR_ReconfigurationWithSync_t *reconfigurationWithSync = spCellConfig->reconfigurationWithSync;
if (reconfigurationWithSync->spCellConfigCommon &&
reconfigurationWithSync->spCellConfigCommon->downlinkConfigCommon &&
reconfigurationWithSync->spCellConfigCommon->downlinkConfigCommon->frequencyInfoDL &&
reconfigurationWithSync->spCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB)
rrc->arfcn_ssb = *reconfigurationWithSync->spCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB;
// perform Reconfiguration with sync according to 5.3.5.5.2
if (!rrc->as_security_activated && rrc->nrRrcState != RRC_STATE_IDLE_NR) {
// perform the actions upon going to RRC_IDLE as specified in 5.3.11
@@ -767,9 +823,9 @@ void nr_rrc_cellgroup_configuration(NR_UE_RRC_INST_t *rrc, NR_CellGroupConfig_t
if (rrc->Srb[i] == RB_SUSPENDED)
rrc->Srb[i] = RB_ESTABLISHED;
}
for (int i = 0; i < MAX_DRBS_PER_UE; i++) {
if (rrc->status_DRBs[i] == RB_SUSPENDED)
rrc->status_DRBs[i] = RB_ESTABLISHED;
for (int i = 1; i <= MAX_DRBS_PER_UE; i++) {
if (get_DRB_status(rrc, i) == RB_SUSPENDED)
set_DRB_status(rrc, i, RB_ESTABLISHED);
}
// TODO reset MAC
}
@@ -848,6 +904,11 @@ static void nr_rrc_process_rrcsetup(NR_UE_RRC_INST_t *rrc,
// if the RRCSetup is received in response to an RRCReestablishmentRequest
// or RRCResumeRequest or RRCResumeRequest1
// TODO none of the procedures implemented yet
if (rrc->ra_trigger == RRC_CONNECTION_REESTABLISHMENT) {
LOG_E(NR_RRC, "Handling of RRCSetup in response of RRCReestablishment not implemented yet. Going back to IDLE.\n");
nr_rrc_going_to_IDLE(rrc, OTHER, NULL);
return;
}
// perform the cell group configuration procedure in accordance with the received masterCellGroup
nr_rrc_ue_process_masterCellGroup(rrc,
@@ -1169,8 +1230,10 @@ static void nr_rrc_ue_process_RadioBearerConfig(NR_UE_RRC_INST_t *ue_rrc,
if (LOG_DEBUGFLAG(DEBUG_ASN1))
xer_fprint(stdout, &asn_DEF_NR_RadioBearerConfig, (const void *)radioBearerConfig);
if (radioBearerConfig->srb3_ToRelease)
if (radioBearerConfig->srb3_ToRelease) {
nr_pdcp_release_srb(ue_rrc->ue_id, 3);
ue_rrc->Srb[3] = RB_NOT_PRESENT;
}
uint8_t kRRCenc[NR_K_KEY_SIZE] = {0};
uint8_t kRRCint[NR_K_KEY_SIZE] = {0};
@@ -1195,7 +1258,8 @@ static void nr_rrc_ue_process_RadioBearerConfig(NR_UE_RRC_INST_t *ue_rrc,
if (radioBearerConfig->srb_ToAddModList != NULL) {
for (int cnt = 0; cnt < radioBearerConfig->srb_ToAddModList->list.count; cnt++) {
struct NR_SRB_ToAddMod *srb = radioBearerConfig->srb_ToAddModList->list.array[cnt];
if (ue_rrc->Srb[srb->srb_Identity] == RB_NOT_PRESENT)
if (ue_rrc->Srb[srb->srb_Identity] == RB_NOT_PRESENT) {
ue_rrc->Srb[srb->srb_Identity] = RB_ESTABLISHED;
add_srb(false,
ue_rrc->ue_id,
radioBearerConfig->srb_ToAddModList->list.array[cnt],
@@ -1203,21 +1267,28 @@ static void nr_rrc_ue_process_RadioBearerConfig(NR_UE_RRC_INST_t *ue_rrc,
ue_rrc->integrityProtAlgorithm,
kRRCenc,
kRRCint);
}
else {
AssertFatal(srb->discardOnPDCP == NULL, "discardOnPDCP not yet implemented\n");
AssertFatal(srb->reestablishPDCP == NULL, "reestablishPDCP not yet implemented\n");
if (srb->reestablishPDCP) {
ue_rrc->Srb[srb->srb_Identity] = RB_ESTABLISHED;
nr_pdcp_reestablishment(ue_rrc->ue_id, srb->srb_Identity, true);
// TODO configure the PDCP entity to apply the integrity protection algorithm
// TODO configure the PDCP entity to apply the ciphering algorithm
}
if (srb->pdcp_Config && srb->pdcp_Config->t_Reordering)
nr_pdcp_reconfigure_srb(ue_rrc->ue_id, srb->srb_Identity, *srb->pdcp_Config->t_Reordering);
}
ue_rrc->Srb[srb->srb_Identity] = RB_ESTABLISHED;
}
}
if (radioBearerConfig->drb_ToReleaseList) {
for (int cnt = 0; cnt < radioBearerConfig->drb_ToReleaseList->list.count; cnt++) {
NR_DRB_Identity_t *DRB_id = radioBearerConfig->drb_ToReleaseList->list.array[cnt];
if (DRB_id)
if (DRB_id) {
nr_pdcp_release_drb(ue_rrc->ue_id, *DRB_id);
set_DRB_status(ue_rrc, *DRB_id, RB_NOT_PRESENT);
}
}
}
@@ -1229,9 +1300,13 @@ static void nr_rrc_ue_process_RadioBearerConfig(NR_UE_RRC_INST_t *ue_rrc,
for (int cnt = 0; cnt < radioBearerConfig->drb_ToAddModList->list.count; cnt++) {
struct NR_DRB_ToAddMod *drb = radioBearerConfig->drb_ToAddModList->list.array[cnt];
int DRB_id = drb->drb_Identity;
/* DRB is already established and configured */
if (ue_rrc->status_DRBs[DRB_id] == RB_ESTABLISHED) {
AssertFatal(drb->reestablishPDCP == NULL, "reestablishPDCP not yet implemented\n");
if (get_DRB_status(ue_rrc, DRB_id) != RB_NOT_PRESENT) {
if (drb->reestablishPDCP) {
set_DRB_status(ue_rrc, DRB_id, RB_ESTABLISHED);
nr_pdcp_reestablishment(ue_rrc->ue_id, DRB_id, false);
// TODO configure the PDCP entity to apply the integrity protection algorithm
// TODO configure the PDCP entity to apply the ciphering algorithm
}
AssertFatal(drb->recoverPDCP == NULL, "recoverPDCP not yet implemented\n");
/* sdap-Config is included (SA mode) */
NR_SDAP_Config_t *sdap_Config = drb->cnAssociation ? drb->cnAssociation->choice.sdap_Config : NULL;
@@ -1242,7 +1317,7 @@ static void nr_rrc_ue_process_RadioBearerConfig(NR_UE_RRC_INST_t *ue_rrc,
if (sdap_Config)
nr_reconfigure_sdap_entity(sdap_Config, ue_rrc->ue_id, sdap_Config->pdu_Session, DRB_id);
} else {
ue_rrc->status_DRBs[DRB_id] = RB_ESTABLISHED;
set_DRB_status(ue_rrc ,DRB_id, RB_ESTABLISHED);
add_drb(false,
ue_rrc->ue_id,
radioBearerConfig->drb_ToAddModList->list.array[cnt],
@@ -1272,6 +1347,56 @@ static void nr_rrc_ue_generate_RRCReconfigurationComplete(NR_UE_RRC_INST_t *rrc,
nr_pdcp_data_req_srb(rrc->ue_id, srb_id, 0, size, buffer, deliver_pdu_srb_rlc, NULL);
}
static void nr_rrc_ue_process_rrcReestablishment(NR_UE_RRC_INST_t *rrc,
const int gNB_index,
const NR_RRCReestablishment_t *rrcReestablishment)
{
// implementign procedues as described in 38.331 section 5.3.7.5
// stop timer T301
NR_UE_Timers_Constants_t *timers = &rrc->timers_and_constants;
nr_timer_stop(&timers->T301);
// store the nextHopChainingCount value
NR_RRCReestablishment_IEs_t *ies = rrcReestablishment->criticalExtensions.choice.rrcReestablishment;
AssertFatal(ies, "Not expecting RRCReestablishment_IEs to be NULL\n");
// TODO need to understand how to use nextHopChainingCount
// int nh = rrcReestablishment->criticalExtensions.choice.rrcReestablishment->nextHopChainingCount;
// update the K gNB key based on the current K gNB key or the NH, using the stored nextHopChainingCount value
nr_derive_key_ng_ran_star(rrc->phyCellID, rrc->arfcn_ssb, rrc->kgnb, rrc->kgnb);
// derive the K RRCenc and K UPenc keys associated with the previously configured cipheringAlgorithm
// derive the K RRCint and K UPint keys associated with the previously configured integrityProtAlgorithm
uint8_t kRRCenc[16] = {0};
uint8_t kRRCint[16] = {0};
uint8_t kUPenc[16] = {0};
uint8_t kUPint[16] = {0};
nr_derive_key(UP_ENC_ALG, rrc->cipheringAlgorithm, rrc->kgnb, kUPenc);
nr_derive_key(UP_INT_ALG, rrc->integrityProtAlgorithm, rrc->kgnb, kUPint);
nr_derive_key(RRC_ENC_ALG, rrc->cipheringAlgorithm, rrc->kgnb, kRRCenc);
nr_derive_key(RRC_INT_ALG, rrc->integrityProtAlgorithm, rrc->kgnb, kRRCint);
// TODO request lower layers to verify the integrity protection of the RRCReestablishment message
// TODO if the integrity protection check of the RRCReestablishment message fails -> go to IDLE
// configure lower layers to resume integrity protection for SRB1
// configure lower layers to resume ciphering for SRB1
int srb_id = 1;
int security_mode = (rrc->integrityProtAlgorithm << 4)
| rrc->cipheringAlgorithm;
nr_pdcp_config_set_security(rrc->ue_id, srb_id, security_mode, kRRCenc, kRRCint, kUPenc);
// release the measurement gap configuration indicated by the measGapConfig, if configured
rrcPerNB_t *rrcNB = rrc->perNB + gNB_index;
asn1cFreeStruc(asn_DEF_NR_MeasGapConfig, rrcNB->measGapConfig);
// resetting the RA trigger state after receiving MSG4 with RRCReestablishment
rrc->ra_trigger = RA_NOT_RUNNING;
// submit the RRCReestablishmentComplete message to lower layers for transmission
nr_rrc_ue_generate_rrcReestablishmentComplete(rrc, rrcReestablishment);
}
static int nr_rrc_ue_decode_dcch(NR_UE_RRC_INST_t *rrc,
const srb_id_t Srb_id,
const uint8_t *const Buffer,
@@ -1327,7 +1452,7 @@ static int nr_rrc_ue_decode_dcch(NR_UE_RRC_INST_t *rrc,
case NR_DL_DCCH_MessageType__c1_PR_rrcReestablishment:
LOG_I(NR_RRC, "Logical Channel DL-DCCH (SRB1), Received RRCReestablishment\n");
nr_rrc_ue_generate_rrcReestablishmentComplete(c1->choice.rrcReestablishment);
nr_rrc_ue_process_rrcReestablishment(rrc, gNB_indexP, c1->choice.rrcReestablishment);
break;
case NR_DL_DCCH_MessageType__c1_PR_dlInformationTransfer: {
@@ -1442,7 +1567,7 @@ void *rrc_nrue(void *notUsed)
LOG_D(NR_RRC, "[UE %ld] Received %s: gNB %d\n", rrc->ue_id, ITTI_MSG_NAME(msg_p), NR_RRC_MAC_BCCH_DATA_IND(msg_p).gnb_index);
NRRrcMacBcchDataInd *bcch = &NR_RRC_MAC_BCCH_DATA_IND(msg_p);
if (bcch->is_bch)
nr_rrc_ue_decode_NR_BCCH_BCH_Message(rrc, bcch->gnb_index, bcch->sdu, bcch->sdu_size);
nr_rrc_ue_decode_NR_BCCH_BCH_Message(rrc, bcch->gnb_index, bcch->phycellid, bcch->ssb_arfcn, bcch->sdu, bcch->sdu_size);
else
nr_rrc_ue_decode_NR_BCCH_DL_SCH_Message(rrc, bcch->gnb_index, bcch->sdu, bcch->sdu_size, bcch->rsrq, bcch->rsrp);
break;
@@ -1589,12 +1714,56 @@ static void nr_rrc_ue_process_ueCapabilityEnquiry(NR_UE_RRC_INST_t *rrc, NR_UECa
}
}
static void nr_rrc_ue_generate_rrcReestablishmentComplete(NR_RRCReestablishment_t *rrcReestablishment)
void nr_rrc_initiate_rrcReestablishment(NR_UE_RRC_INST_t *rrc,
NR_ReestablishmentCause_t cause,
const int gnb_id)
{
rrc->reestablishment_cause = cause;
NR_UE_Timers_Constants_t *timers = &rrc->timers_and_constants;
rrcPerNB_t *rrcNB = rrc->perNB + gnb_id;
// reset timers to SIB1 as part of release of spCellConfig
// it needs to be done before handling timers
set_rlf_sib1_timers_and_constants(timers, rrcNB->SInfo.sib1);
// stop timer T310, if running
nr_timer_stop(&timers->T310);
// stop timer T304, if running
nr_timer_stop(&timers->T304);
// start timer T311
nr_timer_start(&timers->T311);
// suspend all RBs, except SRB0
for (int i = 1; i < 4; i++) {
if (rrc->Srb[i] == RB_ESTABLISHED) {
rrc->Srb[i] = RB_SUSPENDED;
nr_pdcp_suspend_srb(rrc->ue_id, i);
}
}
for (int i = 1; i <= MAX_DRBS_PER_UE; i++) {
if (get_DRB_status(rrc, i) == RB_ESTABLISHED) {
set_DRB_status(rrc, i, RB_SUSPENDED);
nr_pdcp_suspend_drb(rrc->ue_id, i);
}
}
// release the MCG SCell(s), if configured
// no SCell configured in our implementation
// reset MAC
// release spCellConfig, if configured
// perform cell selection in accordance with the cell selection process
nr_rrc_mac_config_req_reset(rrc->ue_id, RE_ESTABLISHMENT);
}
static void nr_rrc_ue_generate_rrcReestablishmentComplete(const NR_UE_RRC_INST_t *rrc,
const NR_RRCReestablishment_t *rrcReestablishment)
{
uint8_t buffer[RRC_BUFFER_SIZE] = {0};
int size = do_RRCReestablishmentComplete(buffer, RRC_BUFFER_SIZE,
rrcReestablishment->rrc_TransactionIdentifier);
LOG_I(NR_RRC, "[RAPROC] Logical Channel UL-DCCH (SRB1), Generating RRCReestablishmentComplete (bytes %d)\n", size);
int srb_id = 1; // RRC re-establishment complete on SRB1
nr_pdcp_data_req_srb(rrc->ue_id, srb_id, 0, size, buffer, deliver_pdu_srb_rlc, NULL);
}
void *recv_msgs_from_lte_ue(void *args_p)
@@ -1839,9 +2008,9 @@ void nr_rrc_going_to_IDLE(NR_UE_RRC_INST_t *rrc,
// release all radio resources, including release of the RLC entity,
// the MAC configuration and the associated PDCP entity
// and SDAP for all established RBs
for (int i = 0; i < MAX_DRBS_PER_UE; i++) {
if (rrc->status_DRBs[i] != RB_NOT_PRESENT) {
rrc->status_DRBs[i] = RB_NOT_PRESENT;
for (int i = 1; i <= MAX_DRBS_PER_UE; i++) {
if (get_DRB_status(rrc, i) != RB_NOT_PRESENT) {
set_DRB_status(rrc, i, RB_NOT_PRESENT);
nr_pdcp_release_drb(rrc->ue_id, i);
}
}
openair2/RRC/NR_UE/rrc_defs.h
+5 -2
View File
@@ -56,6 +56,7 @@
#include "NR_UE-NR-Capability.h"
#include "NR_SL-PreconfigurationNR-r16.h"
#include "NR_MasterInformationBlockSidelink.h"
#include "NR_ReestablishmentCause.h"
#include "RRC/NR/nr_rrc_common.h"
#include "as_message.h"
@@ -85,8 +86,6 @@ typedef enum Rrc_State_NR_e {
RRC_STATE_INACTIVE_NR,
RRC_STATE_CONNECTED_NR,
RRC_STATE_DETACH_NR,
RRC_STATE_FIRST_NR = RRC_STATE_IDLE_NR,
RRC_STATE_LAST_NR = RRC_STATE_CONNECTED_NR,
} Rrc_State_NR_t;
typedef enum requested_SI_List_e {
@@ -187,10 +186,14 @@ typedef struct NR_UE_RRC_INST_s {
rrcPerNB_t perNB[NB_CNX_UE];
rnti_t rnti;
uint32_t phyCellID;
long arfcn_ssb;
OAI_NR_UECapability_t UECap;
NR_UE_Timers_Constants_t timers_and_constants;
RA_trigger_t ra_trigger;
NR_ReestablishmentCause_t reestablishment_cause;
plmn_t plmnID;
NR_BWP_Id_t dl_bwp_id;
openair2/RRC/NR_UE/rrc_proto.h
+4 -1
View File
@@ -73,6 +73,8 @@ int8_t nr_mac_rrc_data_ind_ue(const module_id_t module_id,
const frame_t frame,
const int slot,
const rnti_t rnti,
const uint32_t cellid,
const long arfcn,
const channel_t channel,
const uint8_t* pduP,
const sdu_size_t pdu_len);
@@ -86,7 +88,8 @@ void nr_rrc_going_to_IDLE(NR_UE_RRC_INST_t *rrc,
NR_RRCRelease_t *RRCRelease);
void nr_mac_rrc_ra_ind(const module_id_t mod_id, int frame, bool success);
void nr_mac_rrc_msg3_ind(const module_id_t mod_id, const int rnti);
void nr_mac_rrc_msg3_ind(const module_id_t mod_id, const int rnti, int gnb_id);
void set_rlf_sib1_timers_and_constants(NR_UE_Timers_Constants_t *tac, NR_SIB1_t *sib1);
/**\brief RRC UE task.
\param void *args_p Pointer on arguments to start the task. */
openair2/RRC/NR_UE/rrc_timers_and_constants.c
+10 -2
View File
@@ -121,10 +121,18 @@ void nr_rrc_handle_timers(NR_UE_RRC_INST_t *rrc)
bool t300_expired = nr_timer_tick(&timers->T300);
if(t300_expired) {
LOG_W(NR_RRC, "Timer T300 expired\n");
LOG_W(NR_RRC, "Timer T300 expired! No timely response to RRCSetupRequest\n");
handle_t300_expiry(rrc);
}
bool t301_expired = nr_timer_tick(&timers->T301);
// Upon T301 expiry, the UE shall perform the actions upon going to RRC_IDLE
// with release cause 'RRC connection failure'
if(t301_expired) {
LOG_W(NR_RRC, "Timer T301 expired! No timely response to RRCReestabilshmentRequest\n");
nr_rrc_going_to_IDLE(rrc, RRC_CONNECTION_FAILURE, NULL);
}
bool t304_expired = nr_timer_tick(&timers->T304);
if(t304_expired) {
LOG_W(NR_RRC, "Timer T304 expired\n");
@@ -146,7 +154,7 @@ void nr_rrc_handle_timers(NR_UE_RRC_INST_t *rrc)
bool t311_expired = nr_timer_tick(&timers->T311);
if(t311_expired) {
LOG_W(NR_RRC, "Timer T311 expired\n");
LOG_W(NR_RRC, "Timer T311 expired! No suitable cell found in time after initiation of re-establishment\n");
// Upon T311 expiry, the UE shall perform the actions upon going to RRC_IDLE
// with release cause 'RRC connection failure'
nr_rrc_going_to_IDLE(rrc, RRC_CONNECTION_FAILURE, NULL);