/*
* 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 1.1 (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
*/
/*! \file main.c
* \brief top init of Layer 2
* \author Navid Nikaein and Raymond Knopp
* \date 2010 - 2014
* \version 1.0
* \email: navid.nikaein@eurecom.fr
* @ingroup _mac
*/
#include "defs.h"
#include "proto.h"
#include "extern.h"
#include "assertions.h"
#include "PHY_INTERFACE/extern.h"
#include "PHY/defs.h"
#include "SCHED/defs.h"
#include "LAYER2/PDCP_v10.1.0/pdcp.h"
#include "RRC/LITE/defs.h"
#include "UTIL/LOG/log.h"
#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
#include "SCHED/defs.h"
#include "common/ran_context.h"
extern RAN_CONTEXT_t RC;
void dl_phy_sync_success(module_id_t module_idP, frame_t frameP, unsigned char eNB_index, uint8_t first_sync) //init as MR
{
LOG_D(MAC, "[UE %d] Frame %d: PHY Sync to eNB_index %d successful \n",
module_idP, frameP, eNB_index);
#if defined(ENABLE_USE_MME)
int mme_enabled = 1;
#else
int mme_enabled = 0;
#endif
if (first_sync == 1 && !(mme_enabled == 1)) {
//layer2_init_UE(module_idP);
openair_rrc_ue_init(module_idP, eNB_index);
} else {
rrc_in_sync_ind(module_idP, frameP, eNB_index);
}
}
void
mac_UE_out_of_sync_ind(module_id_t module_idP, frame_t frameP,
uint16_t eNB_index)
{
// Mac_rlc_xface->mac_out_of_sync_ind(Mod_id, frameP, eNB_index);
}
int
mac_top_init_ue(int eMBMS_active, char *uecap_xer,
uint8_t cba_group_active, uint8_t HO_active)
{
int i;
LOG_I(MAC, "[MAIN] Init function start:Nb_UE_INST=%d\n", NB_UE_INST);
if (NB_UE_INST > 0) {
UE_mac_inst =
(UE_MAC_INST *) malloc16(NB_UE_INST * sizeof(UE_MAC_INST));
AssertFatal(UE_mac_inst != NULL,
"[MAIN] Can't ALLOCATE %zu Bytes for %d UE_MAC_INST with size %zu \n",
NB_UE_INST * sizeof(UE_MAC_INST), NB_UE_INST,
sizeof(UE_MAC_INST));
LOG_D(MAC, "[MAIN] ALLOCATE %zu Bytes for %d UE_MAC_INST @ %p\n",
NB_UE_INST * sizeof(UE_MAC_INST), NB_UE_INST, UE_mac_inst);
bzero(UE_mac_inst, NB_UE_INST * sizeof(UE_MAC_INST));
for (i = 0; i < NB_UE_INST; i++) {
ue_init_mac(i);
}
} else {
UE_mac_inst = NULL;
}
LOG_I(MAC, "[MAIN] calling RRC\n");
openair_rrc_top_init_ue(eMBMS_active, uecap_xer, cba_group_active,
HO_active);
LOG_I(MAC, "[MAIN][INIT] Init function finished\n");
return (0);
}
void mac_top_init_eNB()
{
module_id_t i, j;
int list_el;
UE_list_t *UE_list;
eNB_MAC_INST *mac;
LOG_I(MAC, "[MAIN] Init function start:nb_macrlc_inst=%d\n",
RC.nb_macrlc_inst);
if (RC.nb_macrlc_inst > 0) {
RC.mac =
(eNB_MAC_INST **) malloc16(RC.nb_macrlc_inst *
sizeof(eNB_MAC_INST *));
AssertFatal(RC.mac != NULL,
"can't ALLOCATE %zu Bytes for %d eNB_MAC_INST with size %zu \n",
RC.nb_macrlc_inst * sizeof(eNB_MAC_INST *),
RC.nb_macrlc_inst, sizeof(eNB_MAC_INST));
for (i = 0; i < RC.nb_macrlc_inst; i++) {
RC.mac[i] = (eNB_MAC_INST *) malloc16(sizeof(eNB_MAC_INST));
AssertFatal(RC.mac != NULL,
"can't ALLOCATE %zu Bytes for %d eNB_MAC_INST with size %zu \n",
RC.nb_macrlc_inst * sizeof(eNB_MAC_INST *),
RC.nb_macrlc_inst, sizeof(eNB_MAC_INST));
LOG_D(MAC,
"[MAIN] ALLOCATE %zu Bytes for %d eNB_MAC_INST @ %p\n",
sizeof(eNB_MAC_INST), RC.nb_macrlc_inst, RC.mac);
bzero(RC.mac[i], sizeof(eNB_MAC_INST));
RC.mac[i]->Mod_id = i;
for (j = 0; j < MAX_NUM_CCs; j++) {
RC.mac[i]->DL_req[j].dl_config_request_body.
dl_config_pdu_list = RC.mac[i]->dl_config_pdu_list[j];
RC.mac[i]->UL_req[j].ul_config_request_body.
ul_config_pdu_list = RC.mac[i]->ul_config_pdu_list[j];
for (int k = 0; k < 10; k++)
RC.mac[i]->UL_req_tmp[j][k].
ul_config_request_body.ul_config_pdu_list =
RC.mac[i]->ul_config_pdu_list_tmp[j][k];
RC.mac[i]->HI_DCI0_req[j].
hi_dci0_request_body.hi_dci0_pdu_list =
RC.mac[i]->hi_dci0_pdu_list[j];
RC.mac[i]->TX_req[j].tx_request_body.tx_pdu_list =
RC.mac[i]->tx_request_pdu[j];
RC.mac[i]->ul_handle = 0;
}
}
AssertFatal(rlc_module_init() == 0,
"Could not initialize RLC layer\n");
// These should be out of here later
pdcp_layer_init();
rrc_init_global_param();
} else {
RC.mac = NULL;
}
// Initialize Linked-List for Active UEs
for (i = 0; i < RC.nb_macrlc_inst; i++) {
mac = RC.mac[i];
mac->if_inst = IF_Module_init(i);
UE_list = &mac->UE_list;
UE_list->num_UEs = 0;
UE_list->head = -1;
UE_list->head_ul = -1;
UE_list->avail = 0;
for (list_el = 0; list_el < NUMBER_OF_UE_MAX - 1; list_el++) {
UE_list->next[list_el] = list_el + 1;
UE_list->next_ul[list_el] = list_el + 1;
}
UE_list->next[list_el] = -1;
UE_list->next_ul[list_el] = -1;
}
}
void mac_init_cell_params(int Mod_idP, int CC_idP)
{
int j;
UE_TEMPLATE *UE_template;
LOG_D(MAC, "[MSC_NEW][FRAME 00000][MAC_eNB][MOD %02d][]\n", Mod_idP);
COMMON_channels_t *cc = &RC.mac[Mod_idP]->common_channels[CC_idP];
memset(&RC.mac[Mod_idP]->eNB_stats, 0, sizeof(eNB_STATS));
UE_template =
(UE_TEMPLATE *) & RC.mac[Mod_idP]->UE_list.UE_template[CC_idP][0];
for (j = 0; j < NUMBER_OF_UE_MAX; j++) {
UE_template[j].rnti = 0;
// initiallize the eNB to UE statistics
memset(&RC.mac[Mod_idP]->UE_list.eNB_UE_stats[CC_idP][j], 0,
sizeof(eNB_UE_STATS));
}
}
int rlcmac_init_global_param(void)
{
LOG_I(MAC, "[MAIN] CALLING RLC_MODULE_INIT...\n");
if (rlc_module_init() != 0) {
return (-1);
}
pdcp_layer_init();
LOG_I(MAC, "[MAIN] Init Global Param Done\n");
return 0;
}
void mac_top_cleanup(void)
{
#ifndef USER_MODE
pdcp_module_cleanup();
#endif
if (NB_UE_INST > 0) {
free(UE_mac_inst);
}
if (RC.nb_macrlc_inst > 0) {
free(RC.mac);
}
}
int
l2_init_ue(int eMBMS_active, char *uecap_xer, uint8_t cba_group_active,
uint8_t HO_active)
{
LOG_I(MAC, "[MAIN] MAC_INIT_GLOBAL_PARAM IN...\n");
// NB_NODE=2;
// NB_INST=2;
rlcmac_init_global_param();
LOG_I(MAC, "[MAIN] init UE MAC functions \n");
mac_top_init_ue(eMBMS_active, uecap_xer, cba_group_active, HO_active);
return (1);
}
int l2_init_eNB()
{
LOG_I(MAC, "[MAIN] MAC_INIT_GLOBAL_PARAM IN...\n");
rlcmac_init_global_param();
LOG_D(MAC, "[MAIN] ALL INIT OK\n");
return (1);
}