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f2f32f5340559059f3b2ce66fa72d3b24175932c
openairinterface5g/openair2/ENB_APP/enb_app.c
T
Cedric Roux f2f32f5340 fix LOG_X macros 
Some of them might not be correctly handled.
I put /* TODO: XXX */ where I didn't know if
the fix was correct.
2017-01-11 15:48:00 +01:00

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22 KiB
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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.0 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*
enb_app.c
-------------------
AUTHOR : Laurent Winckel, Sebastien ROUX, Lionel GAUTHIER, Navid Nikaein
COMPANY : EURECOM
EMAIL : Lionel.Gauthier@eurecom.fr and Navid Nikaein
*/
#include <string.h>
#include <stdio.h>
#include "enb_app.h"
#include "enb_config.h"
#include "assertions.h"
#include "log.h"
#if defined(OAI_EMU)
# include "OCG.h"
# include "OCG_extern.h"
#endif
#if defined(ENABLE_ITTI)
# include "intertask_interface.h"
# include "timer.h"
# if defined(ENABLE_USE_MME)
# include "s1ap_eNB.h"
# include "sctp_eNB_task.h"
# include "gtpv1u_eNB_task.h"
# endif
#if defined(FLEXRAN_AGENT_SB_IF)
# include "flexran_agent.h"
#endif
extern unsigned char NB_eNB_INST;
#endif
#if defined(ENABLE_ITTI)
/*------------------------------------------------------------------------------*/
# if defined(ENABLE_USE_MME)
# define ENB_REGISTER_RETRY_DELAY 10
# endif
/*------------------------------------------------------------------------------*/
static void configure_phy(module_id_t enb_id, const Enb_properties_array_t* enb_properties)
{
MessageDef *msg_p;
int CC_id;
msg_p = itti_alloc_new_message (TASK_ENB_APP, PHY_CONFIGURATION_REQ);
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
PHY_CONFIGURATION_REQ (msg_p).frame_type[CC_id] = enb_properties->properties[enb_id]->frame_type[CC_id];
PHY_CONFIGURATION_REQ (msg_p).prefix_type[CC_id] = enb_properties->properties[enb_id]->prefix_type[CC_id];
PHY_CONFIGURATION_REQ (msg_p).downlink_frequency[CC_id] = enb_properties->properties[enb_id]->downlink_frequency[CC_id];
PHY_CONFIGURATION_REQ (msg_p).uplink_frequency_offset[CC_id] = enb_properties->properties[enb_id]->uplink_frequency_offset[CC_id];
PHY_CONFIGURATION_REQ (msg_p).nb_antennas_tx[CC_id] = enb_properties->properties[enb_id]->nb_antennas_tx[CC_id];
PHY_CONFIGURATION_REQ (msg_p).nb_antennas_rx[CC_id] = enb_properties->properties[enb_id]->nb_antennas_rx[CC_id];
PHY_CONFIGURATION_REQ (msg_p).tx_gain[CC_id] = enb_properties->properties[enb_id]->tx_gain[CC_id];
PHY_CONFIGURATION_REQ (msg_p).rx_gain[CC_id] = enb_properties->properties[enb_id]->rx_gain[CC_id];
}
itti_send_msg_to_task (TASK_PHY_ENB, ENB_MODULE_ID_TO_INSTANCE(enb_id), msg_p);
}
/*------------------------------------------------------------------------------*/
static void configure_rrc(uint32_t enb_id, const Enb_properties_array_t *enb_properties)
{
MessageDef *msg_p = NULL;
int CC_id;
msg_p = itti_alloc_new_message (TASK_ENB_APP, RRC_CONFIGURATION_REQ);
RRC_CONFIGURATION_REQ (msg_p).cell_identity = enb_properties->properties[enb_id]->eNB_id;
RRC_CONFIGURATION_REQ (msg_p).tac = enb_properties->properties[enb_id]->tac;
RRC_CONFIGURATION_REQ (msg_p).mcc = enb_properties->properties[enb_id]->mcc;
RRC_CONFIGURATION_REQ (msg_p).mnc = enb_properties->properties[enb_id]->mnc;
RRC_CONFIGURATION_REQ (msg_p).mnc_digit_length = enb_properties->properties[enb_id]->mnc_digit_length;
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
RRC_CONFIGURATION_REQ (msg_p).frame_type[CC_id] = enb_properties->properties[enb_id]->frame_type[CC_id];
RRC_CONFIGURATION_REQ (msg_p).tdd_config[CC_id] = enb_properties->properties[enb_id]->tdd_config[CC_id];
RRC_CONFIGURATION_REQ (msg_p).tdd_config_s[CC_id] = enb_properties->properties[enb_id]->tdd_config_s[CC_id];
RRC_CONFIGURATION_REQ (msg_p).eutra_band[CC_id] = enb_properties->properties[enb_id]->eutra_band[CC_id];
// RACH-Config
RRC_CONFIGURATION_REQ (msg_p).rach_numberOfRA_Preambles[CC_id] = enb_properties->properties[enb_id]->rach_numberOfRA_Preambles[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_preamblesGroupAConfig[CC_id] = enb_properties->properties[enb_id]->rach_preamblesGroupAConfig[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_sizeOfRA_PreamblesGroupA[CC_id] = enb_properties->properties[enb_id]->rach_sizeOfRA_PreamblesGroupA[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_messageSizeGroupA[CC_id] = enb_properties->properties[enb_id]->rach_messageSizeGroupA[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_messagePowerOffsetGroupB[CC_id] = enb_properties->properties[enb_id]->rach_messagePowerOffsetGroupB[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_powerRampingStep[CC_id] = enb_properties->properties[enb_id]->rach_powerRampingStep[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_preambleInitialReceivedTargetPower[CC_id] = enb_properties->properties[enb_id]->rach_preambleInitialReceivedTargetPower[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_preambleTransMax[CC_id] = enb_properties->properties[enb_id]->rach_preambleTransMax[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_raResponseWindowSize[CC_id] = enb_properties->properties[enb_id]->rach_raResponseWindowSize[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_macContentionResolutionTimer[CC_id] = enb_properties->properties[enb_id]->rach_macContentionResolutionTimer[CC_id];
RRC_CONFIGURATION_REQ (msg_p).rach_maxHARQ_Msg3Tx[CC_id] = enb_properties->properties[enb_id]->rach_maxHARQ_Msg3Tx[CC_id];
// BCCH-Config
RRC_CONFIGURATION_REQ (msg_p).bcch_modificationPeriodCoeff[CC_id] = enb_properties->properties[enb_id]->bcch_modificationPeriodCoeff[CC_id];
// PCCH-Config
RRC_CONFIGURATION_REQ (msg_p).pcch_defaultPagingCycle[CC_id] = enb_properties->properties[enb_id]->pcch_defaultPagingCycle[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pcch_nB[CC_id] = enb_properties->properties[enb_id]->pcch_nB[CC_id];
// PRACH-Config
RRC_CONFIGURATION_REQ (msg_p).prach_root[CC_id] = enb_properties->properties[enb_id]->prach_root[CC_id];
RRC_CONFIGURATION_REQ (msg_p).prach_config_index[CC_id] = enb_properties->properties[enb_id]->prach_config_index[CC_id];
RRC_CONFIGURATION_REQ (msg_p).prach_high_speed[CC_id] = enb_properties->properties[enb_id]->prach_high_speed[CC_id];
RRC_CONFIGURATION_REQ (msg_p).prach_zero_correlation[CC_id] = enb_properties->properties[enb_id]->prach_zero_correlation[CC_id];
RRC_CONFIGURATION_REQ (msg_p).prach_freq_offset[CC_id] = enb_properties->properties[enb_id]->prach_freq_offset[CC_id];
// PDSCH-Config
RRC_CONFIGURATION_REQ (msg_p).pdsch_referenceSignalPower[CC_id] = enb_properties->properties[enb_id]->pdsch_referenceSignalPower[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pdsch_p_b[CC_id] = enb_properties->properties[enb_id]->pdsch_p_b[CC_id];
// PUSCH-Config
RRC_CONFIGURATION_REQ (msg_p).pusch_n_SB[CC_id] = enb_properties->properties[enb_id]->pusch_n_SB[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pusch_hoppingMode[CC_id] = enb_properties->properties[enb_id]->pusch_hoppingMode[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pusch_hoppingOffset[CC_id] = enb_properties->properties[enb_id]->pusch_hoppingOffset[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pusch_enable64QAM[CC_id] = enb_properties->properties[enb_id]->pusch_enable64QAM[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pusch_groupHoppingEnabled[CC_id] = enb_properties->properties[enb_id]->pusch_groupHoppingEnabled[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pusch_groupAssignment[CC_id] = enb_properties->properties[enb_id]->pusch_groupAssignment[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pusch_sequenceHoppingEnabled[CC_id] = enb_properties->properties[enb_id]->pusch_sequenceHoppingEnabled[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pusch_nDMRS1[CC_id] = enb_properties->properties[enb_id]->pusch_nDMRS1[CC_id];
// PUCCH-Config
RRC_CONFIGURATION_REQ (msg_p).pucch_delta_shift[CC_id] = enb_properties->properties[enb_id]->pucch_delta_shift[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pucch_nRB_CQI[CC_id] = enb_properties->properties[enb_id]->pucch_nRB_CQI[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pucch_nCS_AN[CC_id] = enb_properties->properties[enb_id]->pucch_nCS_AN[CC_id];
#ifndef Rel10
RRC_CONFIGURATION_REQ (msg_p).pucch_n1_AN[CC_id] = enb_properties->properties[enb_id]->pucch_n1_AN[CC_id];
#endif
// SRS Config
RRC_CONFIGURATION_REQ (msg_p).srs_enable[CC_id] = enb_properties->properties[enb_id]->srs_enable[CC_id];
RRC_CONFIGURATION_REQ (msg_p).srs_BandwidthConfig[CC_id] = enb_properties->properties[enb_id]->srs_BandwidthConfig[CC_id];
RRC_CONFIGURATION_REQ (msg_p).srs_SubframeConfig[CC_id] = enb_properties->properties[enb_id]->srs_SubframeConfig[CC_id];
RRC_CONFIGURATION_REQ (msg_p).srs_ackNackST[CC_id] = enb_properties->properties[enb_id]->srs_ackNackST[CC_id];
RRC_CONFIGURATION_REQ (msg_p).srs_MaxUpPts[CC_id] = enb_properties->properties[enb_id]->srs_MaxUpPts[CC_id];
// uplinkPowerControlCommon
RRC_CONFIGURATION_REQ (msg_p).pusch_p0_Nominal[CC_id] = enb_properties->properties[enb_id]->pusch_p0_Nominal[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pucch_p0_Nominal[CC_id] = enb_properties->properties[enb_id]->pucch_p0_Nominal[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pusch_alpha[CC_id] = enb_properties->properties[enb_id]->pusch_alpha[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pucch_deltaF_Format1[CC_id] = enb_properties->properties[enb_id]->pucch_deltaF_Format1[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pucch_deltaF_Format1b[CC_id] = enb_properties->properties[enb_id]->pucch_deltaF_Format1b[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pucch_deltaF_Format2[CC_id] = enb_properties->properties[enb_id]->pucch_deltaF_Format2[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pucch_deltaF_Format2a[CC_id] = enb_properties->properties[enb_id]->pucch_deltaF_Format2a[CC_id];
RRC_CONFIGURATION_REQ (msg_p).pucch_deltaF_Format2b[CC_id] = enb_properties->properties[enb_id]->pucch_deltaF_Format2b[CC_id];
RRC_CONFIGURATION_REQ (msg_p).msg3_delta_Preamble[CC_id] = enb_properties->properties[enb_id]->msg3_delta_Preamble[CC_id];
RRC_CONFIGURATION_REQ (msg_p).ul_CyclicPrefixLength[CC_id] = enb_properties->properties[enb_id]->ul_CyclicPrefixLength[CC_id];
// UE Timers and Constants
RRC_CONFIGURATION_REQ (msg_p).ue_TimersAndConstants_t300[CC_id] = enb_properties->properties[enb_id]->ue_TimersAndConstants_t300[CC_id];
RRC_CONFIGURATION_REQ (msg_p).ue_TimersAndConstants_t301[CC_id] = enb_properties->properties[enb_id]->ue_TimersAndConstants_t301[CC_id];
RRC_CONFIGURATION_REQ (msg_p).ue_TimersAndConstants_t310[CC_id] = enb_properties->properties[enb_id]->ue_TimersAndConstants_t310[CC_id];
RRC_CONFIGURATION_REQ (msg_p).ue_TimersAndConstants_n310[CC_id] = enb_properties->properties[enb_id]->ue_TimersAndConstants_n310[CC_id];
RRC_CONFIGURATION_REQ (msg_p).ue_TimersAndConstants_t311[CC_id] = enb_properties->properties[enb_id]->ue_TimersAndConstants_t311[CC_id];
RRC_CONFIGURATION_REQ (msg_p).ue_TimersAndConstants_n311[CC_id] = enb_properties->properties[enb_id]->ue_TimersAndConstants_n311[CC_id];
RRC_CONFIGURATION_REQ (msg_p).ue_TransmissionMode[CC_id] = enb_properties->properties[enb_id]->ue_TransmissionMode[CC_id];
}
itti_send_msg_to_task (TASK_RRC_ENB, ENB_MODULE_ID_TO_INSTANCE(enb_id), msg_p);
}
/*------------------------------------------------------------------------------*/
# if defined(ENABLE_USE_MME)
static uint32_t eNB_app_register(uint32_t enb_id_start, uint32_t enb_id_end, const Enb_properties_array_t *enb_properties)
{
uint32_t enb_id;
uint32_t mme_id;
MessageDef *msg_p;
uint32_t register_enb_pending = 0;
char *str = NULL;
struct in_addr addr;
# if defined(OAI_EMU)
# endif
for (enb_id = enb_id_start; (enb_id < enb_id_end) ; enb_id++) {
# if defined(OAI_EMU)
if (oai_emulation.info.cli_start_enb[enb_id] == 1)
# endif
{
s1ap_register_enb_req_t *s1ap_register_eNB;
/* note: there is an implicit relationship between the data structure and the message name */
msg_p = itti_alloc_new_message (TASK_ENB_APP, S1AP_REGISTER_ENB_REQ);
s1ap_register_eNB = &S1AP_REGISTER_ENB_REQ(msg_p);
/* Some default/random parameters */
s1ap_register_eNB->eNB_id = enb_properties->properties[enb_id]->eNB_id;
s1ap_register_eNB->cell_type = enb_properties->properties[enb_id]->cell_type;
s1ap_register_eNB->eNB_name = enb_properties->properties[enb_id]->eNB_name;
s1ap_register_eNB->tac = enb_properties->properties[enb_id]->tac;
s1ap_register_eNB->mcc = enb_properties->properties[enb_id]->mcc;
s1ap_register_eNB->mnc = enb_properties->properties[enb_id]->mnc;
s1ap_register_eNB->mnc_digit_length = enb_properties->properties[enb_id]->mnc_digit_length;
s1ap_register_eNB->default_drx = enb_properties->properties[enb_id]->pcch_defaultPagingCycle[0];
s1ap_register_eNB->nb_mme = enb_properties->properties[enb_id]->nb_mme;
AssertFatal (s1ap_register_eNB->nb_mme <= S1AP_MAX_NB_MME_IP_ADDRESS, "Too many MME for eNB %d (%d/%d)!", enb_id, s1ap_register_eNB->nb_mme,
S1AP_MAX_NB_MME_IP_ADDRESS);
for (mme_id = 0; mme_id < s1ap_register_eNB->nb_mme; mme_id++) {
s1ap_register_eNB->mme_ip_address[mme_id].ipv4 = enb_properties->properties[enb_id]->mme_ip_address[mme_id].ipv4;
s1ap_register_eNB->mme_ip_address[mme_id].ipv6 = enb_properties->properties[enb_id]->mme_ip_address[mme_id].ipv6;
strncpy (s1ap_register_eNB->mme_ip_address[mme_id].ipv4_address,
enb_properties->properties[enb_id]->mme_ip_address[mme_id].ipv4_address,
sizeof(s1ap_register_eNB->mme_ip_address[0].ipv4_address));
strncpy (s1ap_register_eNB->mme_ip_address[mme_id].ipv6_address,
enb_properties->properties[enb_id]->mme_ip_address[mme_id].ipv6_address,
sizeof(s1ap_register_eNB->mme_ip_address[0].ipv6_address));
}
s1ap_register_eNB->sctp_in_streams = enb_properties->properties[enb_id]->sctp_in_streams;
s1ap_register_eNB->sctp_out_streams = enb_properties->properties[enb_id]->sctp_out_streams;
s1ap_register_eNB->enb_ip_address.ipv6 = 0;
s1ap_register_eNB->enb_ip_address.ipv4 = 1;
addr.s_addr = enb_properties->properties[enb_id]->enb_ipv4_address_for_S1_MME;
str = inet_ntoa(addr);
strcpy(s1ap_register_eNB->enb_ip_address.ipv4_address, str);
LOG_I(ENB_APP,"[eNB %d] eNB_app_register for instance %d\n", enb_id, ENB_MODULE_ID_TO_INSTANCE(enb_id));
itti_send_msg_to_task (TASK_S1AP, ENB_MODULE_ID_TO_INSTANCE(enb_id), msg_p);
register_enb_pending++;
}
}
return register_enb_pending;
}
# endif
#endif
/*------------------------------------------------------------------------------*/
void *eNB_app_task(void *args_p)
{
const Enb_properties_array_t *enb_properties_p = NULL;
#if defined(ENABLE_ITTI)
uint32_t enb_nb = 1; /* Default number of eNB is 1 */
uint32_t enb_id_start = 0;
uint32_t enb_id_end = enb_id_start + enb_nb;
# if defined(ENABLE_USE_MME)
uint32_t register_enb_pending;
uint32_t registered_enb;
long enb_register_retry_timer_id;
# endif
uint32_t enb_id;
MessageDef *msg_p = NULL;
const char *msg_name = NULL;
instance_t instance;
int result;
/* for no gcc warnings */
(void)instance;
itti_mark_task_ready (TASK_ENB_APP);
# if defined(ENABLE_ITTI)
# if defined(OAI_EMU)
enb_nb = oai_emulation.info.nb_enb_local;
enb_id_start = oai_emulation.info.first_enb_local;
enb_id_end = oai_emulation.info.first_enb_local + enb_nb;
AssertFatal (enb_id_end <= NUMBER_OF_eNB_MAX,
"Last eNB index is greater or equal to maximum eNB index (%d/%d)!",
enb_id_end, NUMBER_OF_eNB_MAX);
# endif
# endif
enb_properties_p = enb_config_get();
AssertFatal (enb_nb <= enb_properties_p->number,
"Number of eNB is greater than eNB defined in configuration file (%d/%d)!",
enb_nb, enb_properties_p->number);
for (enb_id = enb_id_start; (enb_id < enb_id_end) ; enb_id++) {
configure_phy(enb_id, enb_properties_p);
configure_rrc(enb_id, enb_properties_p);
}
#if defined (FLEXRAN_AGENT_SB_IF)
for (enb_id = enb_id_start; (enb_id < enb_id_end) ; enb_id++) {
printf("\n start enb agent %d\n", enb_id);
flexran_agent_start(enb_id, enb_properties_p);
}
#endif
# if defined(ENABLE_USE_MME)
/* Try to register each eNB */
registered_enb = 0;
register_enb_pending = eNB_app_register (enb_id_start, enb_id_end, enb_properties_p);
# else
/* Start L2L1 task */
msg_p = itti_alloc_new_message(TASK_ENB_APP, INITIALIZE_MESSAGE);
itti_send_msg_to_task(TASK_L2L1, INSTANCE_DEFAULT, msg_p);
# endif
do {
// Wait for a message
itti_receive_msg (TASK_ENB_APP, &msg_p);
msg_name = ITTI_MSG_NAME (msg_p);
instance = ITTI_MSG_INSTANCE (msg_p);
switch (ITTI_MSG_ID(msg_p)) {
case TERMINATE_MESSAGE:
itti_exit_task ();
break;
case MESSAGE_TEST:
LOG_I(ENB_APP, "Received %s\n", ITTI_MSG_NAME(msg_p));
break;
# if defined(ENABLE_USE_MME)
case S1AP_REGISTER_ENB_CNF:
LOG_I(ENB_APP, "[eNB %d] Received %s: associated MME %d\n", instance, msg_name,
S1AP_REGISTER_ENB_CNF(msg_p).nb_mme);
DevAssert(register_enb_pending > 0);
register_enb_pending--;
/* Check if at least eNB is registered with one MME */
if (S1AP_REGISTER_ENB_CNF(msg_p).nb_mme > 0) {
registered_enb++;
}
/* Check if all register eNB requests have been processed */
if (register_enb_pending == 0) {
if (registered_enb == enb_nb) {
/* If all eNB are registered, start L2L1 task */
MessageDef *msg_init_p;
msg_init_p = itti_alloc_new_message (TASK_ENB_APP, INITIALIZE_MESSAGE);
itti_send_msg_to_task (TASK_L2L1, INSTANCE_DEFAULT, msg_init_p);
# if defined(OAI_EMU)
/* Also inform all NAS UE tasks */
for (instance = NB_eNB_INST + oai_emulation.info.first_ue_local;
instance < (NB_eNB_INST + oai_emulation.info.first_ue_local + oai_emulation.info.nb_ue_local); instance ++) {
msg_init_p = itti_alloc_new_message (TASK_ENB_APP, INITIALIZE_MESSAGE);
itti_send_msg_to_task (TASK_NAS_UE, instance, msg_init_p);
}
# endif
} else {
uint32_t not_associated = enb_nb - registered_enb;
LOG_W(ENB_APP, " %d eNB %s not associated with a MME, retrying registration in %d seconds ...\n",
not_associated, not_associated > 1 ? "are" : "is", ENB_REGISTER_RETRY_DELAY);
/* Restart the eNB registration process in ENB_REGISTER_RETRY_DELAY seconds */
if (timer_setup (ENB_REGISTER_RETRY_DELAY, 0, TASK_ENB_APP, INSTANCE_DEFAULT, TIMER_ONE_SHOT,
NULL, &enb_register_retry_timer_id) < 0) {
LOG_E(ENB_APP, " Can not start eNB register retry timer, use \"sleep\" instead!\n");
sleep(ENB_REGISTER_RETRY_DELAY);
/* Restart the registration process */
registered_enb = 0;
register_enb_pending = eNB_app_register (enb_id_start, enb_id_end, enb_properties_p);
}
}
}
break;
case S1AP_DEREGISTERED_ENB_IND:
LOG_W(ENB_APP, "[eNB %d] Received %s: associated MME %d\n", instance, msg_name,
S1AP_DEREGISTERED_ENB_IND(msg_p).nb_mme);
/* TODO handle recovering of registration */
break;
case TIMER_HAS_EXPIRED:
LOG_I(ENB_APP, " Received %s: timer_id %ld\n", msg_name, TIMER_HAS_EXPIRED(msg_p).timer_id);
if (TIMER_HAS_EXPIRED (msg_p).timer_id == enb_register_retry_timer_id) {
/* Restart the registration process */
registered_enb = 0;
register_enb_pending = eNB_app_register (enb_id_start, enb_id_end, enb_properties_p);
}
break;
# endif
default:
LOG_E(ENB_APP, "Received unexpected message %s\n", msg_name);
break;
}
result = itti_free (ITTI_MSG_ORIGIN_ID(msg_p), msg_p);
AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
} while (1);
#endif
/* for no gcc warnings */
(void)enb_properties_p;
return NULL;
}
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