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Commit 4b5cef59 authored by rmagueta's avatar rmagueta
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Merge remote-tracking branch 'origin/NR_SA_F1AP_5GRECORDS' into develop-NR_SA_F1AP_5GRECORDS 

# Conflicts:
#	openair1/PHY/NR_TRANSPORT/nr_dlsch_coding.c
#	openair1/PHY/NR_TRANSPORT/nr_ulsch.c
#	openair1/SIMULATION/NR_PHY/dlsim.c
#	openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
#	openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
#	openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
#	openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
parents 6079b1a8 50365402
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Showing with 316 additions and 129 deletions
cmake_targets/CMakeLists.txt
View file @ 4b5cef59
......@@ -416,7 +416,7 @@ add_boolean_option(UE_AUTOTEST_TRACE False "Activate UE autotest specific logs
add_boolean_option(UE_DEBUG_TRACE False "Activate UE debug trace")
add_boolean_option(UE_TIMING_TRACE False "Activate UE timing trace")
add_boolean_option(DEBUG_CONSOLE False "makes debugging easier, disables stdout/stderr buffering")
add_boolean_option(NEW_GTPU False "NEW_GTP")
add_boolean_option(NEW_GTPU True "NEW_GTP")
set (OCP_ITTI ${OPENAIR_DIR}/common/utils/ocp_itti)
add_library(ITTI
......
openair1/PHY/NR_TRANSPORT/nr_dlsch_coding.c
View file @ 4b5cef59
......@@ -288,7 +288,7 @@ int nr_dlsch_encoding(PHY_VARS_gNB *gNB,
}
G = nr_get_G(nb_rb, nb_symb_sch, nb_re_dmrs, length_dmrs,mod_order,rel15->nrOfLayers);
LOG_D(PHY,"dlsch coding A %d G %d (nb_rb %d, nb_symb_sch %d, nb_re_dmrs %d, length_dmrs %d, mod_order %d)\n", A,G, nb_rb,nb_symb_sch,nb_re_dmrs,length_dmrs,mod_order);
LOG_D(NR_PHY,"dlsch coding A %d G %d (nb_rb %d, nb_symb_sch %d, nb_re_dmrs %d, length_dmrs %d, mod_order %d)\n", A,G, nb_rb,nb_symb_sch,nb_re_dmrs,length_dmrs,mod_order);
if (A > 3824) {
// Add 24-bit crc (polynomial A) to payload
......@@ -406,7 +406,7 @@ int nr_dlsch_encoding(PHY_VARS_gNB *gNB,
E = nr_get_E(G, harq->C, mod_order, rel15->nrOfLayers, r);
//#ifdef DEBUG_DLSCH_CODING
LOG_D(PHY,"Rate Matching, Code segment %d/%d (coded bits (G) %u, E %d, Filler bits %d, Filler offset %d mod_order %d, nb_rb %d)...\n",
LOG_D(NR_PHY,"Rate Matching, Code segment %d/%d (coded bits (G) %u, E %d, Filler bits %d, Filler offset %d mod_order %d, nb_rb %d)...\n",
r,
harq->C,
G,
......
openair1/PHY/defs_gNB.h
View file @ 4b5cef59
......@@ -490,8 +490,12 @@ typedef struct {
int32_t **ul_ch_magb1[8][8];
/// measured RX power based on DRS
int ulsch_power[8];
/// total signal over antennas
int ulsch_power_tot;
/// measured RX noise power
int ulsch_noise_power[8];
/// total noise over antennas
int ulsch_noise_power_tot;
/// \brief llr values.
/// - first index: ? [0..1179743] (hard coded)
int16_t *llr;
......
openair1/SCHED_NR/phy_procedures_nr_gNB.c
View file @ 4b5cef59
......@@ -382,10 +382,12 @@ void nr_fill_indication(PHY_VARS_gNB *gNB, int frame, int slot_rx, int ULSCH_id,
LOG_D(PHY, "Estimated timing advance PUSCH is = %d, timing_advance_update is %d \n", sync_pos,timing_advance_update);
// estimate UL_CQI for MAC (from antenna port 0 only)
int SNRtimes10 = dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_power[0]) - dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_noise_power[0]);
// estimate UL_CQI for MAC
LOG_D(PHY, "Estimated SNR for PUSCH is = %f dB (ulsch_power %f, noise %f)\n", SNRtimes10/10.0,dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_power[0])/10.0,dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_noise_power[0])/10.0);
int SNRtimes10 = dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_power_tot) -
dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_noise_power_tot);
LOG_D(PHY, "Estimated SNR for PUSCH is = %f dB (ulsch_power %f, noise %f)\n", SNRtimes10/10.0,dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_power_tot)/10.0,dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_noise_power_tot)/10.0);
if (SNRtimes10 < -640) cqi=0;
else if (SNRtimes10 > 635) cqi=255;
......@@ -658,21 +660,24 @@ void phy_procedures_gNB_uespec_RX(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx)
uint8_t symbol_end = symbol_start + ulsch_harq->ulsch_pdu.nr_of_symbols;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_NR_RX_PUSCH,1);
start_meas(&gNB->rx_pusch_stats);
for(uint8_t symbol = symbol_start; symbol < symbol_end; symbol++) {
for (uint8_t symbol = symbol_start; symbol < symbol_end; symbol++) {
nr_rx_pusch(gNB, ULSCH_id, frame_rx, slot_rx, symbol, harq_pid);
}
int ulsch_power=0,ulsch_noise_power=0;
gNB->pusch_vars[ULSCH_id]->ulsch_power_tot=0;
gNB->pusch_vars[ULSCH_id]->ulsch_noise_power_tot=0;
for (int aarx=0;aarx<gNB->frame_parms.nb_antennas_rx;aarx++) {
gNB->pusch_vars[ULSCH_id]->ulsch_power[aarx]/=num_dmrs;
ulsch_power += gNB->pusch_vars[ULSCH_id]->ulsch_power[aarx];
gNB->pusch_vars[ULSCH_id]->ulsch_power_tot += gNB->pusch_vars[ULSCH_id]->ulsch_power[aarx];
gNB->pusch_vars[ULSCH_id]->ulsch_noise_power[aarx]/=num_dmrs;
ulsch_noise_power += gNB->pusch_vars[ULSCH_id]->ulsch_noise_power[aarx];
gNB->pusch_vars[ULSCH_id]->ulsch_noise_power_tot += gNB->pusch_vars[ULSCH_id]->ulsch_noise_power[aarx];
}
if (dB_fixed_x10(ulsch_power) < dB_fixed_x10(ulsch_noise_power) + gNB->pusch_thres) {
if (dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_power_tot) <
dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_noise_power_tot) + gNB->pusch_thres) {
NR_gNB_SCH_STATS_t *stats=get_ulsch_stats(gNB,ulsch);
LOG_D(PHY, "PUSCH not detected in %d.%d (%d,%d,%d)\n",frame_rx,slot_rx,
dB_fixed_x10(ulsch_power),dB_fixed_x10(ulsch_noise_power),gNB->pusch_thres);
LOG_I(PHY, "PUSCH not detected in %d.%d (%d,%d,%d)\n",frame_rx,slot_rx,
dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_power_tot),
dB_fixed_x10(gNB->pusch_vars[ULSCH_id]->ulsch_noise_power_tot),gNB->pusch_thres);
nr_fill_indication(gNB,frame_rx, slot_rx, ULSCH_id, harq_pid, 1);
gNB->pusch_vars[ULSCH_id]->DTX=1;
stats->DTX++;
......
openair2/GNB_APP/MACRLC_nr_paramdef.h
View file @ 4b5cef59
......@@ -57,7 +57,8 @@
#define CONFIG_STRING_MACRLC_REMOTE_S_PORTD "remote_s_portd"
#define CONFIG_STRING_MACRLC_PUSCHTARGETSNRX10 "pusch_TargetSNRx10"
#define CONFIG_STRING_MACRLC_PUCCHTARGETSNRX10 "pucch_TargetSNRx10"
#define CONFIG_STRING_MACRLC_PUCCHFAILURETHRES "pucch_FailureThres"
#define CONFIG_STRING_MACRLC_PUSCHFAILURETHRES "pusch_FailureThres"
/*-------------------------------------------------------------------------------------------------------------------------------------------------------*/
/* MacRLC configuration parameters */
......@@ -83,6 +84,8 @@
{CONFIG_STRING_MACRLC_REMOTE_S_PORTD, NULL, 0, uptr:NULL, defintval:50021, TYPE_UINT, 0}, \
{CONFIG_STRING_MACRLC_PUSCHTARGETSNRX10, NULL, 0, iptr:NULL, defintval:200, TYPE_INT, 0}, \
{CONFIG_STRING_MACRLC_PUCCHTARGETSNRX10, NULL, 0, iptr:NULL, defintval:150, TYPE_INT, 0}, \
{CONFIG_STRING_MACRLC_PUCCHFAILURETHRES, NULL, 0, iptr:NULL, defintval:10, TYPE_INT, 0}, \
{CONFIG_STRING_MACRLC_PUSCHFAILURETHRES, NULL, 0, iptr:NULL, defintval:10, TYPE_INT, 0}, \
}
#define MACRLC_CC_IDX 0
#define MACRLC_TRANSPORT_N_PREFERENCE_IDX 1
......@@ -103,5 +106,7 @@
#define MACRLC_REMOTE_S_PORTD_IDX 16
#define MACRLC_PUSCHTARGETSNRX10_IDX 17
#define MACRLC_PUCCHTARGETSNRX10_IDX 18
#define MACRLC_PUCCHFAILURETHRES_IDX 19
#define MACRLC_PUSCHFAILURETHRES_IDX 20
/*---------------------------------------------------------------------------------------------------------------------------------------------------------*/
#endif
openair2/GNB_APP/gnb_config.c
View file @ 4b5cef59
......@@ -675,6 +675,8 @@ void RCconfig_nr_macrlc() {
RC.nb_nr_mac_CC[j] = *(MacRLC_ParamList.paramarray[j][MACRLC_CC_IDX].iptr);
RC.nrmac[j]->pusch_target_snrx10 = *(MacRLC_ParamList.paramarray[j][MACRLC_PUSCHTARGETSNRX10_IDX].iptr);
RC.nrmac[j]->pucch_target_snrx10 = *(MacRLC_ParamList.paramarray[j][MACRLC_PUCCHTARGETSNRX10_IDX].iptr);
RC.nrmac[j]->pucch_failure_thres = *(MacRLC_ParamList.paramarray[j][MACRLC_PUCCHFAILURETHRES_IDX].iptr);
RC.nrmac[j]->pusch_failure_thres = *(MacRLC_ParamList.paramarray[j][MACRLC_PUSCHFAILURETHRES_IDX].iptr);
if (strcmp(*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_N_PREFERENCE_IDX].strptr), "local_RRC") == 0) {
// check number of instances is same as RRC/PDCP
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
View file @ 4b5cef59
......@@ -55,7 +55,7 @@
#define HALFWORD 16
#define WORD 32
//#define SIZE_OF_POINTER sizeof (void *)
static boolean_t loop_dcch_dtch = TRUE;
static int loop_dcch_dtch = DL_SCH_LCID_DTCH;
void calculate_preferred_dl_tda(module_id_t module_id, const NR_BWP_Downlink_t *bwp)
{
......@@ -390,8 +390,14 @@ void nr_store_dlsch_buffer(module_id_t module_id,
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
sched_ctrl->num_total_bytes = 0;
loop_dcch_dtch = BOOL_NOT(loop_dcch_dtch);
const int lcid = loop_dcch_dtch?DL_SCH_LCID_DTCH:DL_SCH_LCID_DCCH;
if (loop_dcch_dtch == DL_SCH_LCID_DCCH1)
loop_dcch_dtch = DL_SCH_LCID_DTCH;
else if (loop_dcch_dtch == DL_SCH_LCID_DTCH)
loop_dcch_dtch = DL_SCH_LCID_DCCH;
else if (loop_dcch_dtch == DL_SCH_LCID_DCCH)
loop_dcch_dtch = DL_SCH_LCID_DCCH1;
const int lcid = loop_dcch_dtch;
// const int lcid = DL_SCH_LCID_DTCH;
const uint16_t rnti = UE_info->rnti[UE_id];
sched_ctrl->rlc_status[lcid] = mac_rlc_status_ind(module_id,
......@@ -1086,7 +1092,7 @@ void nr_schedule_ue_spec(module_id_t module_id,
/* next, get RLC data */
// const int lcid = DL_SCH_LCID_DTCH;
const int lcid = loop_dcch_dtch?DL_SCH_LCID_DTCH:DL_SCH_LCID_DCCH;
const int lcid = loop_dcch_dtch;
int dlsch_total_bytes = 0;
if (sched_ctrl->num_total_bytes > 0) {
tbs_size_t len = 0;
......@@ -1114,11 +1120,12 @@ void nr_schedule_ue_spec(module_id_t module_id,
0);
LOG_D(NR_MAC,
"%4d.%2d RNTI %04x: %d bytes from DTCH %d (ndata %d, remaining size %d)\n",
"%4d.%2d RNTI %04x: %d bytes from %s %d (ndata %d, remaining size %d)\n",
frame,
slot,
rnti,
len,
lcid < 4 ? "DCCH" : "DTCH",
lcid,
ndata,
size);
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
View file @ 4b5cef59
......@@ -1840,6 +1840,10 @@ int add_new_nr_ue(module_id_t mod_idP, rnti_t rntiP, NR_CellGroupConfig_t *CellG
sched_ctrl->ta_frame = 0;
sched_ctrl->ta_update = 31;
sched_ctrl->ta_apply = false;
sched_ctrl->ul_rssi = 0;
sched_ctrl->pucch_consecutive_dtx_cnt = 0;
sched_ctrl->pusch_consecutive_dtx_cnt = 0;
sched_ctrl->ul_failure = 0;
/* set illegal time domain allocation to force recomputation of all fields */
sched_ctrl->pdsch_semi_static.time_domain_allocation = -1;
sched_ctrl->pusch_semi_static.time_domain_allocation = -1;
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
View file @ 4b5cef59
......@@ -359,6 +359,7 @@ void nr_process_mac_pdu(module_id_t module_idP,
break;
case UL_SCH_LCID_SRB1:
case UL_SCH_LCID_SRB2:
if(((NR_MAC_SUBHEADER_SHORT *)pdu_ptr)->F){
//mac_sdu_len |= (uint16_t)(((NR_MAC_SUBHEADER_LONG *)pdu_ptr)->L2)<<8;
mac_subheader_len = 3;
......@@ -381,9 +382,6 @@ void nr_process_mac_pdu(module_id_t module_idP,
1,
NULL);
break;
case UL_SCH_LCID_SRB2:
// todo
break;
case UL_SCH_LCID_SRB3:
// todo
break;
......@@ -448,7 +446,7 @@ void nr_process_mac_pdu(module_id_t module_idP,
mac_sdu_len);
UE_info->mac_stats[UE_id].lc_bytes_rx[rx_lcid] += mac_sdu_len;
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
log_dump(MAC, pdu_ptr + mac_subheader_len, 32, LOG_DUMP_CHAR, "\n");
log_dump(NR_MAC, pdu_ptr + mac_subheader_len, 32, LOG_DUMP_CHAR, "\n");
#endif
mac_rlc_data_ind(module_idP,
......@@ -568,7 +566,6 @@ void handle_nr_ul_harq(module_id_t mod_id,
add_tail_nr_list(&sched_ctrl->retrans_ul_harq, harq_pid);
}
}
/*
* When data are received on PHY and transmitted to MAC
*/
......@@ -588,6 +585,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
const int current_rnti = rntiP;
const int UE_id = find_nr_UE_id(gnb_mod_idP, current_rnti);
const int target_snrx10 = gNB_mac->pusch_target_snrx10;
const int pusch_failure_thres = gNB_mac->pusch_failure_thres;
if (UE_id != -1) {
NR_UE_sched_ctrl_t *UE_scheduling_control = &UE_info->UE_sched_ctrl[UE_id];
......@@ -639,6 +637,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
if (sduP != NULL){
LOG_D(NR_MAC, "Received PDU at MAC gNB \n");
UE_info->UE_sched_ctrl[UE_id].pusch_consecutive_dtx_cnt = 0;
const uint32_t tb_size = UE_scheduling_control->ul_harq_processes[harq_pid].sched_pusch.tb_size;
UE_scheduling_control->sched_ul_bytes -= tb_size;
if (UE_scheduling_control->sched_ul_bytes < 0)
......@@ -646,8 +645,24 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
nr_process_mac_pdu(gnb_mod_idP, UE_id, CC_idP, frameP, slotP, sduP, sdu_lenP);
}
else {
NR_UE_ul_harq_t *cur_harq = &UE_scheduling_control->ul_harq_processes[harq_pid];
/* reduce sched_ul_bytes when cur_harq->round == 3 */
if (cur_harq->round == 3){
const uint32_t tb_size = UE_scheduling_control->ul_harq_processes[harq_pid].sched_pusch.tb_size;
UE_scheduling_control->sched_ul_bytes -= tb_size;
if (UE_scheduling_control->sched_ul_bytes < 0)
UE_scheduling_control->sched_ul_bytes = 0;
}
if (ul_cqi < 128) UE_info->UE_sched_ctrl[UE_id].pusch_consecutive_dtx_cnt++;
if (UE_info->UE_sched_ctrl[UE_id].pusch_consecutive_dtx_cnt >= pusch_failure_thres) {
LOG_I(NR_MAC,"Detected UL Failure on PUSCH, stopping scheduling\n");
UE_info->UE_sched_ctrl[UE_id].ul_failure = 1;
}
}
} else if(sduP) {
bool no_sig = true;
for (int k = 0; k < sdu_lenP; k++) {
if(sduP[k]!=0) {
......@@ -673,7 +688,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
continue;
if(no_sig) {
LOG_W(NR_MAC, "Random Access %i failed at state %i\n", i, ra->state);
LOG_W(NR_MAC, "Random Access %i failed at state %i (no signal)\n", i, ra->state);
nr_mac_remove_ra_rnti(gnb_mod_idP, ra->rnti);
nr_clear_ra_proc(gnb_mod_idP, CC_idP, frameP, ra);
} else {
......@@ -686,7 +701,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
current_rnti);
if( (frameP==ra->Msg3_frame) && (slotP==ra->Msg3_slot) ) {
LOG_W(NR_MAC, "Random Access %i failed at state %i\n", i, ra->state);
LOG_W(NR_MAC, "Random Access %i failed at state %i (TC_RNTI %04x RNTI %04x\n", i, ra->state,ra->rnti,current_rnti);
nr_mac_remove_ra_rnti(gnb_mod_idP, ra->rnti);
nr_clear_ra_proc(gnb_mod_idP, CC_idP, frameP, ra);
}
......@@ -744,7 +759,6 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
}
return;
}
}
} else {
......@@ -753,7 +767,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
if (ra->state != WAIT_Msg3)
continue;
LOG_W(NR_MAC, "Random Access %i failed at state %i\n", i, ra->state);
LOG_W(NR_MAC, "Random Access %i failed at state %i (state is not WAIT_Msg3)\n", i, ra->state);
nr_mac_remove_ra_rnti(gnb_mod_idP, ra->rnti);
nr_clear_ra_proc(gnb_mod_idP, CC_idP, frameP, ra);
}
......
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
View file @ 4b5cef59
......@@ -563,7 +563,11 @@ typedef struct {
int raw_rssi;
int pusch_snrx10;
int pucch_snrx10;
uint16_t ul_rssi;
uint8_t current_harq_pid;
int pusch_consecutive_dtx_cnt;
int pucch_consecutive_dtx_cnt;
int ul_failure;
struct CSI_Report CSI_report[MAX_CSI_REPORTS];
/// information about every HARQ process
NR_UE_harq_t harq_processes[NR_MAX_NB_HARQ_PROCESSES];
......@@ -651,6 +655,10 @@ typedef struct gNB_MAC_INST_s {
int pusch_target_snrx10;
/// Pucch target SNR
int pucch_target_snrx10;
/// PUCCH Failure threshold (compared to consecutive PUCCH DTX)
int pucch_failure_thres;
/// PUSCH Failure threshold (compared to consecutive PUSCH DTX)
int pusch_failure_thres;
/// Subcarrier Offset
int ssb_SubcarrierOffset;
/// Common cell resources
......
openair2/LAYER2/nr_pdcp/nr_pdcp_entity.c
View file @ 4b5cef59
......@@ -333,7 +333,8 @@ void nr_pdcp_entity_delete(nr_pdcp_entity_t *entity)
nr_pdcp_entity_t *new_nr_pdcp_entity(
nr_pdcp_entity_type_t type,
int is_gnb, int rb_id,
int is_gnb, int rb_id, int pdusession_id,int has_sdap,
int has_sdapULheader, int has_sdapDLheader,
void (*deliver_sdu)(void *deliver_sdu_data, struct nr_pdcp_entity_t *entity,
char *buf, int size),
void *deliver_sdu_data,
......@@ -372,6 +373,10 @@ nr_pdcp_entity_t *new_nr_pdcp_entity(
ret->deliver_pdu_data = deliver_pdu_data;
ret->rb_id = rb_id;
ret->pdusession_id = pdusession_id;
ret->has_sdap = has_sdap;
ret->has_sdapULheader = has_sdapULheader;
ret->has_sdapDLheader = has_sdapDLheader;
ret->sn_size = sn_size;
ret->t_reordering = t_reordering;
ret->discard_timer = discard_timer;
......
openair2/LAYER2/nr_pdcp/nr_pdcp_entity.h
View file @ 4b5cef59
......@@ -62,7 +62,10 @@ typedef struct nr_pdcp_entity_t {
/* configuration variables */
int rb_id;
int pdusession_id;
int has_sdap;
int has_sdapULheader;
int has_sdapDLheader;
int sn_size; /* SN size, in bits */
int t_reordering; /* unit: ms */
int discard_timer; /* unit: ms */
......@@ -113,7 +116,8 @@ typedef struct nr_pdcp_entity_t {
nr_pdcp_entity_t *new_nr_pdcp_entity(
nr_pdcp_entity_type_t type,
int is_gnb, int rb_id,
int is_gnb, int rb_id, int pdusession_id,int has_sdap,
int has_sdapULheader,int has_sdapDLheader,
void (*deliver_sdu)(void *deliver_sdu_data, struct nr_pdcp_entity_t *entity,
char *buf, int size),
void *deliver_sdu_data,
......
openair2/LAYER2/nr_pdcp/nr_pdcp_oai_api.c
View file @ 4b5cef59
......@@ -478,22 +478,25 @@ static void deliver_sdu_drb(void *_ue, nr_pdcp_entity_t *entity,
exit(1);
rb_found:
{
int offset=0;
if (entity->has_sdap == 1 && entity->has_sdapULheader == 1) offset = 1; // this is the offset of the SDAP header in bytes
gtpu_buffer_p = itti_malloc(TASK_PDCP_ENB, TASK_GTPV1_U,
size + GTPU_HEADER_OVERHEAD_MAX);
size + GTPU_HEADER_OVERHEAD_MAX - offset);
AssertFatal(gtpu_buffer_p != NULL, "OUT OF MEMORY");
memcpy(&gtpu_buffer_p[GTPU_HEADER_OVERHEAD_MAX], buf, size);
message_p = itti_alloc_new_message(TASK_PDCP_ENB, 0, GTPV1U_ENB_TUNNEL_DATA_REQ);
memcpy(&gtpu_buffer_p[GTPU_HEADER_OVERHEAD_MAX], buf+offset, size-offset);
message_p = itti_alloc_new_message(TASK_PDCP_ENB, 0, GTPV1U_GNB_TUNNEL_DATA_REQ);
AssertFatal(message_p != NULL, "OUT OF MEMORY");
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).buffer = gtpu_buffer_p;
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).length = size;
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).offset = GTPU_HEADER_OVERHEAD_MAX;
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).rnti = ue->rnti;
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).rab_id = rb_id + 4;
LOG_D(PDCP, "%s() (drb %d) sending message to gtp size %d\n", __func__, rb_id, size);
//for (i = 0; i < size; i++) printf(" %2.2x", (unsigned char)buf[i]);
//printf("\n");
GTPV1U_GNB_TUNNEL_DATA_REQ(message_p).buffer = gtpu_buffer_p;
GTPV1U_GNB_TUNNEL_DATA_REQ(message_p).length = size-offset;
GTPV1U_GNB_TUNNEL_DATA_REQ(message_p).offset = GTPU_HEADER_OVERHEAD_MAX;
GTPV1U_GNB_TUNNEL_DATA_REQ(message_p).rnti = ue->rnti;
GTPV1U_GNB_TUNNEL_DATA_REQ(message_p).pdusession_id = entity->pdusession_id;
if (offset==1) LOG_I(PDCP, "%s() (drb %d) SDAP header %2x\n",__func__, rb_id, buf[0]);
LOG_D(PDCP, "%s() (drb %d) sending message to gtp size %d\n", __func__, rb_id, size-offset);
itti_send_msg_to_task(TASK_VARIABLE, INSTANCE_DEFAULT, message_p);
}
}
}
......@@ -532,7 +535,7 @@ rb_found:
memblock = get_free_mem_block(size, __FUNCTION__);
memcpy(memblock->data, buf, size);
LOG_D(PDCP, "%s(): (srb %d) calling rlc_data_req size %d\n", __func__, rb_id, size);
LOG_I(PDCP, "%s(): (srb %d) calling rlc_data_req size %d\n", __func__, rb_id, size);
//for (i = 0; i < size; i++) printf(" %2.2x", (unsigned char)memblock->data[i]);
//printf("\n");
enqueue_rlc_data_req(&ctxt, 0, MBMS_FLAG_NO, rb_id, sdu_id, 0, size, memblock, NULL, NULL);
......@@ -755,6 +758,7 @@ static void add_srb(int is_gnb, int rnti, struct NR_SRB_ToAddMod *s)
__FILE__, __LINE__, __FUNCTION__, srb_id, rnti);
} else {
pdcp_srb = new_nr_pdcp_entity(NR_PDCP_SRB, is_gnb, srb_id,
0, 0, 0, 0, // sdap parameters
deliver_sdu_srb, ue, deliver_pdu_srb, ue,
12, t_Reordering, -1,
0, 0,
......@@ -780,7 +784,31 @@ static void add_drb_am(int is_gnb, int rnti, struct NR_DRB_ToAddMod *s,
int sn_size_ul = decode_sn_size_ul(*s->pdcp_Config->drb->pdcp_SN_SizeUL);
int sn_size_dl = decode_sn_size_dl(*s->pdcp_Config->drb->pdcp_SN_SizeDL);
int discard_timer = decode_discard_timer(*s->pdcp_Config->drb->discardTimer);
if ((!s->cnAssociation) || s->cnAssociation->present == NR_DRB_ToAddMod__cnAssociation_PR_NOTHING) {
LOG_E(PDCP,"%s:%d:%s: fatal, cnAssociation is missing or present is NR_DRB_ToAddMod__cnAssociation_PR_NOTHING\n",__FILE__,__LINE__,__FUNCTION__);
exit(-1);
}
int pdusession_id;
int has_sdap = 0;
int has_sdapULheader=0;
int has_sdapDLheader=0;
if (s->cnAssociation->present == NR_DRB_ToAddMod__cnAssociation_PR_eps_BearerIdentity)
pdusession_id = s->cnAssociation->choice.eps_BearerIdentity;
else {
if (!s->cnAssociation->choice.sdap_Config) {
LOG_E(PDCP,"%s:%d:%s: fatal, sdap_Config is null",__FILE__,__LINE__,__FUNCTION__);
exit(-1);
}
pdusession_id = s->cnAssociation->choice.sdap_Config->pdu_Session;
has_sdap = 1;
has_sdapULheader = s->cnAssociation->choice.sdap_Config->sdap_HeaderUL == NR_SDAP_Config__sdap_HeaderUL_present ? 1 : 0;
has_sdapDLheader = s->cnAssociation->choice.sdap_Config->sdap_HeaderDL == NR_SDAP_Config__sdap_HeaderDL_present ? 1 : 0;
if (has_sdapDLheader==1) {
LOG_E(PDCP,"%s:%d:%s: fatal, no support for SDAP DL yet\n",__FILE__,__LINE__,__FUNCTION__);
exit(-1);
}
}
/* TODO(?): accept different UL and DL SN sizes? */
if (sn_size_ul != sn_size_dl) {
LOG_E(PDCP, "%s:%d:%s: fatal, bad SN sizes, must be same. ul=%d, dl=%d\n",
......@@ -800,7 +828,8 @@ static void add_drb_am(int is_gnb, int rnti, struct NR_DRB_ToAddMod *s,
LOG_D(PDCP, "%s:%d:%s: warning DRB %d already exist for ue %d, do nothing\n",
__FILE__, __LINE__, __FUNCTION__, drb_id, rnti);
} else {
pdcp_drb = new_nr_pdcp_entity(NR_PDCP_SRB, is_gnb, drb_id,
pdcp_drb = new_nr_pdcp_entity(NR_PDCP_DRB_AM, is_gnb, drb_id,pdusession_id,has_sdap,
has_sdapULheader,has_sdapDLheader,
deliver_sdu_drb, ue, deliver_pdu_drb, ue,
sn_size_dl, t_reordering, discard_timer,
ciphering_algorithm, integrity_algorithm,
......
openair2/LAYER2/nr_rlc/nr_rlc_oai_api.c
View file @ 4b5cef59
......@@ -448,7 +448,7 @@ static void deliver_sdu(void *_ue, nr_rlc_entity_t *entity, char *buf, int size)
exit(1);
rb_found:
LOG_D(RLC, "%s:%d:%s: delivering SDU (rnti %d is_srb %d rb_id %d) size %d",
LOG_I(RLC, "%s:%d:%s: delivering SDU (rnti %d is_srb %d rb_id %d) size %d\n",
__FILE__, __LINE__, __FUNCTION__, ue->rnti, is_srb, rb_id, size);
memblock = get_free_mem_block(size, __func__);
......@@ -765,7 +765,7 @@ static void add_drb_am(int rnti, struct NR_DRB_ToAddMod *s, NR_RLC_BearerConfig_
/* TODO: accept other values? */
if (logical_channel_group != 1) {
LOG_E(RLC, "%s:%d:%s: fatal error\n", __FILE__, __LINE__, __FUNCTION__);
exit(1);
//exit(1);
}
switch (r->present) {
......
openair2/RRC/NR/L2_nr_interface.c
View file @ 4b5cef59
......@@ -44,6 +44,8 @@
#include "NR_MIB.h"
#include "NR_BCCH-BCH-Message.h"
#include "rrc_gNB_UE_context.h"
#include <openair2/RRC/NR/MESSAGES/asn1_msg.h>
#include "RRC/NR/MESSAGES/asn1_msg.h"
......
openair2/RRC/NR/MESSAGES/asn1_msg.c
View file @ 4b5cef59
......@@ -1034,7 +1034,7 @@ void fill_initial_SpCellConfig(rnti_t rnti,
AssertFatal(scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.subcarrierSpacing==NR_SubcarrierSpacing_kHz30,
"SCS != 30kHz\n");
AssertFatal(scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity==NR_TDD_UL_DL_Pattern__dl_UL_TransmissionPeriodicity_ms5,
"TDD period != 5ms : %ld\n",scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity);
"TDD period != 5ms : %d\n",scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity);
schedulingRequestResourceConfig->periodicityAndOffset->choice.sl40 = 10*((rnti>>1)&3) + (rnti&2);
schedulingRequestResourceConfig->resource = calloc(1,sizeof(*schedulingRequestResourceConfig->resource));
......@@ -1081,7 +1081,7 @@ void fill_initial_SpCellConfig(rnti_t rnti,
SpCellConfig->spCellConfigDedicated->tag_Id=0;
}
void fill_mastercellGroupConfig(NR_CellGroupConfig_t *cellGroupConfig) {
void fill_mastercellGroupConfig(NR_CellGroupConfig_t *cellGroupConfig, NR_CellGroupConfig_t *ue_context_mastercellGroup) {
NR_RLC_BearerConfig_t *rlc_BearerConfig = NULL;
NR_RLC_Config_t *rlc_Config = NULL;
......@@ -1116,7 +1116,24 @@ void fill_mastercellGroupConfig(NR_CellGroupConfig_t *cellGroupConfig) {
rlc_Config->choice.am->ul_AM_RLC.maxRetxThreshold = NR_UL_AM_RLC__maxRetxThreshold_t8;
//}
rlc_BearerConfig->rlc_Config = rlc_Config;
logicalChannelConfig = calloc(1, sizeof(NR_LogicalChannelConfig_t));
logicalChannelConfig->ul_SpecificParameters = calloc(1, sizeof(*logicalChannelConfig->ul_SpecificParameters));
logicalChannelConfig->ul_SpecificParameters->priority = 3;
logicalChannelConfig->ul_SpecificParameters->prioritisedBitRate = NR_LogicalChannelConfig__ul_SpecificParameters__prioritisedBitRate_infinity;
logicalChannelConfig->ul_SpecificParameters->bucketSizeDuration = NR_LogicalChannelConfig__ul_SpecificParameters__bucketSizeDuration_ms5;
logicalChannelGroup = CALLOC(1, sizeof(long));
*logicalChannelGroup = 0;
logicalChannelConfig->ul_SpecificParameters->logicalChannelGroup = logicalChannelGroup;
logicalChannelConfig->ul_SpecificParameters->schedulingRequestID = CALLOC(1, sizeof(*logicalChannelConfig->ul_SpecificParameters->schedulingRequestID));
*logicalChannelConfig->ul_SpecificParameters->schedulingRequestID = 0;
logicalChannelConfig->ul_SpecificParameters->logicalChannelSR_Mask = 0;
logicalChannelConfig->ul_SpecificParameters->logicalChannelSR_DelayTimerApplied = 0;
//}
rlc_BearerConfig->mac_LogicalChannelConfig = logicalChannelConfig;
ASN_SEQUENCE_ADD(&cellGroupConfig->rlc_BearerToAddModList->list, rlc_BearerConfig);
ASN_SEQUENCE_ADD(&ue_context_mastercellGroup->rlc_BearerToAddModList->list, rlc_BearerConfig);
/*DRB Configuration*/
rlc_BearerConfig = calloc(1, sizeof(NR_RLC_BearerConfig_t));
......@@ -1141,25 +1158,24 @@ void fill_mastercellGroupConfig(NR_CellGroupConfig_t *cellGroupConfig) {
rlc_Config->choice.am->ul_AM_RLC.maxRetxThreshold = NR_UL_AM_RLC__maxRetxThreshold_t4;
//}
rlc_BearerConfig->rlc_Config = rlc_Config;
ASN_SEQUENCE_ADD(&cellGroupConfig->rlc_BearerToAddModList->list, rlc_BearerConfig);
//if (0) {
logicalChannelConfig = calloc(1, sizeof(NR_LogicalChannelConfig_t));
logicalChannelConfig->ul_SpecificParameters = calloc(1, sizeof(*logicalChannelConfig->ul_SpecificParameters));
logicalChannelConfig->ul_SpecificParameters->priority = 3;
logicalChannelConfig->ul_SpecificParameters->prioritisedBitRate = NR_LogicalChannelConfig__ul_SpecificParameters__prioritisedBitRate_infinity;
logicalChannelConfig->ul_SpecificParameters->bucketSizeDuration = NR_LogicalChannelConfig__ul_SpecificParameters__bucketSizeDuration_ms5;
logicalChannelConfig->ul_SpecificParameters->priority = 13;
logicalChannelConfig->ul_SpecificParameters->prioritisedBitRate = NR_LogicalChannelConfig__ul_SpecificParameters__prioritisedBitRate_kBps8;
logicalChannelConfig->ul_SpecificParameters->bucketSizeDuration = NR_LogicalChannelConfig__ul_SpecificParameters__bucketSizeDuration_ms100;
logicalChannelGroup = CALLOC(1, sizeof(long));
*logicalChannelGroup = 0;
*logicalChannelGroup = 1;
logicalChannelConfig->ul_SpecificParameters->logicalChannelGroup = logicalChannelGroup;
logicalChannelConfig->ul_SpecificParameters->schedulingRequestID = CALLOC(1, sizeof(*logicalChannelConfig->ul_SpecificParameters->schedulingRequestID));
*logicalChannelConfig->ul_SpecificParameters->schedulingRequestID = 0;
logicalChannelConfig->ul_SpecificParameters->logicalChannelSR_Mask = 0;
logicalChannelConfig->ul_SpecificParameters->logicalChannelSR_DelayTimerApplied = 0;
//}
rlc_BearerConfig->mac_LogicalChannelConfig = logicalChannelConfig;
ASN_SEQUENCE_ADD(&cellGroupConfig->rlc_BearerToAddModList->list, rlc_BearerConfig);
ASN_SEQUENCE_ADD(&ue_context_mastercellGroup->rlc_BearerToAddModList->list, rlc_BearerConfig);
cellGroupConfig->rlc_BearerToReleaseList = NULL;
}
......
openair2/RRC/NR/MESSAGES/asn1_msg.h
View file @ 4b5cef59
......@@ -97,7 +97,7 @@ void fill_initial_cellGroupConfig(rnti_t rnti,
NR_CellGroupConfig_t *cellGroupConfig,
NR_ServingCellConfigCommon_t *scc);
void fill_mastercellGroupConfig(NR_CellGroupConfig_t *cellGroupConfig);
void fill_mastercellGroupConfig(NR_CellGroupConfig_t *cellGroupConfig, NR_CellGroupConfig_t *ue_context_mastercellGroup);
uint8_t do_RRCSetup(rrc_gNB_ue_context_t *const ue_context_pP,
uint8_t *const buffer,
......
openair2/RRC/NR/rrc_gNB.c
View file @ 4b5cef59
......@@ -688,6 +688,7 @@ rrc_gNB_process_RRCSetupComplete(
LOG_I(NR_RRC, PROTOCOL_NR_RRC_CTXT_UE_FMT" [RAPROC] Logical Channel UL-DCCH, " "processing NR_RRCSetupComplete from UE (SRB1 Active)\n",
PROTOCOL_NR_RRC_CTXT_UE_ARGS(ctxt_pP));
ue_context_pP->ue_context.Srb1.Active = 1;
ue_context_pP->ue_context.Srb1.Srb_info.Srb_id = 1;
ue_context_pP->ue_context.Status = NR_RRC_CONNECTED;
if (AMF_MODE_ENABLED) {
......@@ -959,7 +960,7 @@ rrc_gNB_generate_dedicatedRRCReconfiguration(
sdap_config = CALLOC(1, sizeof(NR_SDAP_Config_t));
memset(sdap_config, 0, sizeof(NR_SDAP_Config_t));
sdap_config->pdu_Session = ue_context_pP->ue_context.pdusession[i].param.pdusession_id;
sdap_config->sdap_HeaderDL = NR_SDAP_Config__sdap_HeaderDL_present;
sdap_config->sdap_HeaderDL = NR_SDAP_Config__sdap_HeaderDL_absent;
sdap_config->sdap_HeaderUL = NR_SDAP_Config__sdap_HeaderUL_present;
sdap_config->defaultDRB = TRUE;
sdap_config->mappedQoS_FlowsToAdd = calloc(1, sizeof(struct NR_SDAP_Config__mappedQoS_FlowsToAdd));
......@@ -1049,7 +1050,7 @@ rrc_gNB_generate_dedicatedRRCReconfiguration(
memset(buffer, 0, RRC_BUF_SIZE);
cellGroupConfig = calloc(1, sizeof(NR_CellGroupConfig_t));
fill_mastercellGroupConfig(cellGroupConfig);
fill_mastercellGroupConfig(cellGroupConfig, ue_context_pP->ue_context.masterCellGroup);
size = do_RRCReconfiguration(ctxt_pP, buffer,
xid,
*SRB_configList2,
......@@ -1294,6 +1295,7 @@ rrc_gNB_process_RRCReconfigurationComplete(
for (int i = 0; (i < SRB_configList->list.count) && (i < 3); i++) {
if (SRB_configList->list.array[i]->srb_Identity == 1) {
ue_context_pP->ue_context.Srb1.Active = 1;
ue_context_pP->ue_context.Srb1.Srb_info.Srb_id = 1;
} else if (SRB_configList->list.array[i]->srb_Identity == 2) {
ue_context_pP->ue_context.Srb2.Active = 1;
ue_context_pP->ue_context.Srb2.Srb_info.Srb_id = 2;
......
openair2/RRC/NR/rrc_gNB_NGAP.c
View file @ 4b5cef59
......@@ -808,7 +808,7 @@ rrc_gNB_process_NGAP_DOWNLINK_NAS(
/* Transfer data to PDCP */
nr_rrc_data_req (
&ctxt,
DCCH, // ue_context_p->ue_context.Srb2.Srb_info.Srb_id,
ue_context_p->ue_context.Srb2.Active == 1 ? ue_context_p->ue_context.Srb2.Srb_info.Srb_id : ue_context_p->ue_context.Srb1.Srb_info.Srb_id,
(*rrc_gNB_mui)++,
SDU_CONFIRM_NO,
length,
......@@ -838,7 +838,7 @@ rrc_gNB_process_NGAP_DOWNLINK_NAS(
/* Transfer data to PDCP */
nr_rrc_data_req (
&ctxt,
DCCH,
ue_context_p->ue_context.Srb2.Active == 1 ? ue_context_p->ue_context.Srb2.Srb_info.Srb_id : ue_context_p->ue_context.Srb1.Srb_info.Srb_id,
(*rrc_gNB_mui)++,
SDU_CONFIRM_NO,
length,
......
openair3/GTPV1-U/gtpv1u_gNB.c
View file @ 4b5cef59
......@@ -52,6 +52,9 @@
#undef GTP_DUMP_SOCKET
#undef GTPV1U_BEARER_OFFSET
#define GTPV1U_BEARER_OFFSET 1
extern unsigned char NB_eNB_INST;
extern RAN_CONTEXT_t RC;
......
openair3/GTPV1-U/nw-gtpv1u/src/NwGtpv1u.c
View file @ 4b5cef59
......@@ -59,6 +59,7 @@
extern "C" {
#endif
#define LOG_GTPU 1
/*--------------------------------------------------------------------------*
* P R I V A T E F U N C T I O N S *
*--------------------------------------------------------------------------*/
......
openair3/ocp-gtpu/gtp_itf.cpp
View file @ 4b5cef59
......@@ -85,7 +85,7 @@ class gtpEndPoints {
gtpEndPoints globGtp;
// note TEid 0 is reserved for specific usage: echo req/resp, error and supported extensions
// note TEid 0 is reserved for specific usage: echo req/resp, error and supported extensions
static uint32_t gtpv1uNewTeid(void) {
#ifdef GTPV1U_LINEAR_TEID_ALLOCATION
g_gtpv1u_teid = g_gtpv1u_teid + 1;
......@@ -121,8 +121,10 @@ static int gtpv1uCreateAndSendMsg(int h, uint32_t peerIp, uint16_t peerPort, te
msgHdr->version=1;
msgHdr->msgType=GTP_GPDU;
msgHdr->msgLength=htons(msgLen);
if ( seqNumFlag || extHdrFlag || npduNumFlag)
msgHdr->msgLength+=4;
msgHdr->teid=htonl(teid);
if(seqNumFlag || extHdrFlag || npduNumFlag) {
......@@ -192,6 +194,47 @@ static void gtpv1uSend(instance_t instance, gtpv1u_enb_tunnel_data_req_t *req, b
buffer, length, seqNumFlag, npduNumFlag, false, tmp.seqNum, tmp.npduNum, 0) ;
}
static void gtpv1uSend2(instance_t instance, gtpv1u_gnb_tunnel_data_req_t *req, bool seqNumFlag, bool npduNumFlag) {
uint8_t *buffer=req->buffer+req->offset;
size_t length=req->length;
uint64_t rnti=req->rnti;
int rab_id=req->pdusession_id;
pthread_mutex_lock(&globGtp.gtp_lock);
auto inst=&globGtp.instances[compatInst(instance)];
auto ptrRnti=inst->ue2te_mapping.find(rnti);
if ( ptrRnti==inst->ue2te_mapping.end() ) {
LOG_E(GTPU, "gtpv1uSend failed: while getting ue rnti %lx in hashtable ue_mapping\n", rnti);
pthread_mutex_unlock(&globGtp.gtp_lock);
return;
}
auto ptr=ptrRnti->second.bearers;
if ( ptr.find(rab_id) == ptr.end() ) {
LOG_E(GTPU,"sending a packet to a non existant RNTI:RAB: %lx/%x\n", rnti, rab_id);
pthread_mutex_unlock(&globGtp.gtp_lock);
return;
} else
LOG_D(GTPU,"sending a packet to RNTI:RAB:teid %lx/%x/%x, len %lu, oldseq %d, oldnum %d\n",
rnti, rab_id,ptr[rab_id].teid_outgoing,length, ptr[rab_id].seqNum,ptr[rab_id].npduNum );
if(seqNumFlag)
ptr[rab_id].seqNum++;
if(npduNumFlag)
ptr[rab_id].npduNum++;
// We will release the lock, let's copy data before
ocp_gtpv1u_bearer_t tmp=ptr[rab_id];
pthread_mutex_unlock(&globGtp.gtp_lock);
gtpv1uCreateAndSendMsg(compatInst(instance),
tmp.outgoing_ip_addr,
tmp.outgoing_port,
tmp.teid_outgoing,
buffer, length, seqNumFlag, npduNumFlag, false, tmp.seqNum, tmp.npduNum, 0) ;
}
static void gtpv1uEndTunnel(instance_t instance, gtpv1u_enb_tunnel_data_req_t *req) {
uint64_t rnti=req->rnti;
int rab_id=req->rab_id;
......@@ -214,9 +257,9 @@ static void gtpv1uEndTunnel(instance_t instance, gtpv1u_enb_tunnel_data_req_t *r
} else
LOG_D(GTPU,"sending a end packet packet to RNTI:RAB:teid %lx/%x/%x\n",
rnti, rab_id,ptr[rab_id].teid_outgoing);
ocp_gtpv1u_bearer_t tmp=ptr[rab_id];
pthread_mutex_unlock(&globGtp.gtp_lock);
Gtpv1uMsgHeaderT msgHdr;
// N should be 0 for us (it was used only in 2G and 3G)
msgHdr.PN=0;
......@@ -229,7 +272,6 @@ static void gtpv1uEndTunnel(instance_t instance, gtpv1u_enb_tunnel_data_req_t *r
msgHdr.msgType=GTP_END_MARKER;
msgHdr.msgLength=htons(0);
msgHdr.teid=htonl(tmp.teid_outgoing);
// Fix me: add IPv6 support, using flag ipVersion
static struct sockaddr_in to= {0};
to.sin_family = AF_INET;
......@@ -344,7 +386,8 @@ instance_t ocp_gtpv1Init(openAddr_t context) {
return id;
}
teid_t newGtpuCreateTunnel(instance_t instance, rnti_t rnti, int bearer_id, teid_t teid, transport_layer_addr_t remoteAddr, int port, gtpCallback callBack) {
teid_t newGtpuCreateTunnel(instance_t instance, rnti_t rnti, int bearer_id, teid_t outgoing_teid,
transport_layer_addr_t remoteAddr, int port, gtpCallback callBack) {
pthread_mutex_lock(&globGtp.gtp_lock);
auto inst=&globGtp.instances[instance];
auto it=inst->ue2te_mapping.find(rnti);
......@@ -354,18 +397,18 @@ teid_t newGtpuCreateTunnel(instance_t instance, rnti_t rnti, int bearer_id, teid
inst->ue2te_mapping.erase(it);
}
uint32_t s1u_teid=gtpv1uNewTeid();
uint32_t incoming_teid=gtpv1uNewTeid();
while ( inst->te2ue_mapping.find(s1u_teid) != inst->te2ue_mapping.end() ) {
LOG_W(GTPU, "generated a random Teid that exists, re-generating (%u)\n",s1u_teid);
s1u_teid=gtpv1uNewTeid();
while ( inst->te2ue_mapping.find(incoming_teid) != inst->te2ue_mapping.end() ) {
LOG_W(GTPU, "generated a random Teid that exists, re-generating (%u)\n",incoming_teid);
incoming_teid=gtpv1uNewTeid();
};
inst->te2ue_mapping[s1u_teid].rnti=rnti;
inst->te2ue_mapping[incoming_teid].rnti=rnti;
inst->te2ue_mapping[s1u_teid].rb_id= teid;
inst->te2ue_mapping[incoming_teid].rb_id= outgoing_teid;
inst->te2ue_mapping[s1u_teid].callBack=callBack;
inst->te2ue_mapping[incoming_teid].callBack=callBack;
auto tmp=&inst->ue2te_mapping[rnti].bearers[bearer_id];
......@@ -391,11 +434,15 @@ teid_t newGtpuCreateTunnel(instance_t instance, rnti_t rnti, int bearer_id, teid
AssertFatal(false, "SGW Address size impossible");
}
tmp->teid_incoming = s1u_teid;
tmp->teid_incoming = incoming_teid;
tmp->outgoing_port=port;
tmp->teid_outgoing= teid;
tmp->teid_outgoing= outgoing_teid;
pthread_mutex_unlock(&globGtp.gtp_lock);
return s1u_teid;
LOG_I(GTPU, "Created tunnel for RNTI %x, teid for DL: %d, teid for UL %d\n",
rnti,
tmp->teid_incoming,
tmp->teid_outgoing);
return incoming_teid;
}
int ocp_gtpv1u_create_s1u_tunnel(instance_t instance,
......@@ -459,19 +506,39 @@ int ocp_gtpv1u_update_s1u_tunnel(
return 0;
}
int gtpv1u_create_ngu_tunnel( const instance_t instanceP,
const gtpv1u_gnb_create_tunnel_req_t * const create_tunnel_req_pP,
gtpv1u_gnb_create_tunnel_resp_t * const create_tunnel_resp_pP) {
return !GTPNOK;
int gtpv1u_create_ngu_tunnel( const instance_t instance,
const gtpv1u_gnb_create_tunnel_req_t *const create_tunnel_req,
gtpv1u_gnb_create_tunnel_resp_t *const create_tunnel_resp) {
LOG_D(GTPU, "Start create tunnels for RNTI %x, num_tunnels %d, sgw_S1u_teid %d\n",
create_tunnel_req->rnti,
create_tunnel_req->num_tunnels,
create_tunnel_req->upf_NGu_teid[0]);
for (int i = 0; i < create_tunnel_req->num_tunnels; i++) {
teid_t teid=newGtpuCreateTunnel(compatInst(instance), create_tunnel_req->rnti,
create_tunnel_req->pdusession_id[i],
create_tunnel_req->upf_NGu_teid[i],
create_tunnel_req->upf_addr[i], 2152,
pdcp_data_req);
create_tunnel_resp->status=0;
create_tunnel_resp->rnti=create_tunnel_req->rnti;
create_tunnel_resp->num_tunnels=create_tunnel_req->num_tunnels;
create_tunnel_resp->gnb_NGu_teid[i]=teid;
memcpy(create_tunnel_resp->gnb_addr.buffer,globGtp.instances[compatInst(instance)].foundAddr,
globGtp.instances[compatInst(instance)].foundAddrLen);
create_tunnel_resp->gnb_addr.length= globGtp.instances[compatInst(instance)].foundAddrLen;
}
int gtpv1u_update_ngu_tunnel(
return !GTPNOK;
}
int gtpv1u_update_ngu_tunnel(
const instance_t instanceP,
const gtpv1u_gnb_create_tunnel_req_t *const create_tunnel_req_pP,
const rnti_t prior_rnti
) {
) {
return GTPNOK;
}
}
int ocp_gtpv1u_create_x2u_tunnel(
const instance_t instanceP,
......@@ -510,8 +577,8 @@ int ocp_gtpv1u_delete_s1u_tunnel( const instance_t instance,
return newGtpuDeleteTunnel(instance, req_pP->rnti);
}
int gtpv1u_delete_x2u_tunnel( const instance_t instanceP,
const gtpv1u_enb_delete_tunnel_req_t * const req_pP,
int gtpv1u_delete_x2u_tunnel( const instance_t instanceP,
const gtpv1u_enb_delete_tunnel_req_t *const req_pP,
int enbflag) {
return 0;
}
......@@ -546,15 +613,16 @@ static int Gtpv1uHandleSupportedExt(int h,
return rc;
}
// When end marker arrives, we notify the client with buffer size = 0
// The client will likely call "delete tunnel"
// nevertheless we don't take the initiative
// When end marker arrives, we notify the client with buffer size = 0
// The client will likely call "delete tunnel"
// nevertheless we don't take the initiative
static int Gtpv1uHandleEndMarker(int h,
uint8_t *msgBuf,
uint32_t msgBufLen,
uint16_t peerPort,
uint32_t peerIp) {
Gtpv1uMsgHeaderT *msgHdr = (Gtpv1uMsgHeaderT *) msgBuf;
if ( msgHdr->version != 1 || msgHdr->PT != 1 ) {
LOG_E(GTPU, "Received a packet that is not GTP header\n");
return GTPNOK;
......@@ -570,6 +638,7 @@ static int Gtpv1uHandleEndMarker(int h,
pthread_mutex_unlock(&globGtp.gtp_lock);
return GTPNOK;
}
// This context is not good for gtp
// frame, ... has no meaning
// manyother attributes may come from create tunnel
......@@ -750,6 +819,13 @@ void *ocp_gtpv1uTask(void *args) {
}
break;
case GTPV1U_GNB_TUNNEL_DATA_REQ: {
gtpv1uSend2(compatInst(ITTI_MSG_DESTINATION_INSTANCE(message_p)),
&GTPV1U_GNB_TUNNEL_DATA_REQ(message_p), false, false);
itti_free(OCP_GTPV1_U, GTPV1U_GNB_TUNNEL_DATA_REQ(message_p).buffer);
}
break;
case TERMINATE_MESSAGE:
break;
......
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