292 lines
7.1 KiB
C
292 lines
7.1 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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/*! \file main.c
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* \brief top init of Layer 2
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* \author Navid Nikaein and Raymond Knopp
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* \date 2010 - 2014
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* \version 1.0
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* \email: navid.nikaein@eurecom.fr
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* @ingroup _mac
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*/
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#include "defs.h"
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#include "proto.h"
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#include "extern.h"
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#include "assertions.h"
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#include "PHY_INTERFACE/extern.h"
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#include "PHY/defs.h"
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#include "SCHED/defs.h"
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#include "LAYER2/PDCP_v10.1.0/pdcp.h"
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#include "RRC/LITE/defs.h"
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#include "UTIL/LOG/log.h"
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#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
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#include "SCHED/defs.h"
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#include "common/ran_context.h"
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extern RAN_CONTEXT_t RC;
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void dl_phy_sync_success(module_id_t module_idP, frame_t frameP, unsigned char eNB_index, uint8_t first_sync) //init as MR
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{
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LOG_D(MAC, "[UE %d] Frame %d: PHY Sync to eNB_index %d successful \n",
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module_idP, frameP, eNB_index);
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#if defined(ENABLE_USE_MME)
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int mme_enabled = 1;
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#else
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int mme_enabled = 0;
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#endif
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if (first_sync == 1 && !(mme_enabled == 1)) {
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//layer2_init_UE(module_idP);
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openair_rrc_ue_init(module_idP, eNB_index);
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} else {
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rrc_in_sync_ind(module_idP, frameP, eNB_index);
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}
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}
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void
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mac_UE_out_of_sync_ind(module_id_t module_idP, frame_t frameP,
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uint16_t eNB_index)
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{
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// Mac_rlc_xface->mac_out_of_sync_ind(Mod_id, frameP, eNB_index);
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}
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int
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mac_top_init_ue(int eMBMS_active, char *uecap_xer,
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uint8_t cba_group_active, uint8_t HO_active)
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{
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int i;
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LOG_I(MAC, "[MAIN] Init function start:Nb_UE_INST=%d\n", NB_UE_INST);
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if (NB_UE_INST > 0) {
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UE_mac_inst =
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(UE_MAC_INST *) malloc16(NB_UE_INST * sizeof(UE_MAC_INST));
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AssertFatal(UE_mac_inst != NULL,
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"[MAIN] Can't ALLOCATE %zu Bytes for %d UE_MAC_INST with size %zu \n",
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NB_UE_INST * sizeof(UE_MAC_INST), NB_UE_INST,
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sizeof(UE_MAC_INST));
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LOG_D(MAC, "[MAIN] ALLOCATE %zu Bytes for %d UE_MAC_INST @ %p\n",
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NB_UE_INST * sizeof(UE_MAC_INST), NB_UE_INST, UE_mac_inst);
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bzero(UE_mac_inst, NB_UE_INST * sizeof(UE_MAC_INST));
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for (i = 0; i < NB_UE_INST; i++) {
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ue_init_mac(i);
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}
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} else {
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UE_mac_inst = NULL;
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}
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LOG_I(MAC, "[MAIN] calling RRC\n");
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openair_rrc_top_init_ue(eMBMS_active, uecap_xer, cba_group_active,
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HO_active);
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LOG_I(MAC, "[MAIN][INIT] Init function finished\n");
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return (0);
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}
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void mac_top_init_eNB()
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{
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module_id_t i, j;
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int list_el;
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UE_list_t *UE_list;
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eNB_MAC_INST *mac;
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LOG_I(MAC, "[MAIN] Init function start:nb_macrlc_inst=%d\n",
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RC.nb_macrlc_inst);
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if (RC.nb_macrlc_inst > 0) {
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RC.mac =
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(eNB_MAC_INST **) malloc16(RC.nb_macrlc_inst *
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sizeof(eNB_MAC_INST *));
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AssertFatal(RC.mac != NULL,
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"can't ALLOCATE %zu Bytes for %d eNB_MAC_INST with size %zu \n",
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RC.nb_macrlc_inst * sizeof(eNB_MAC_INST *),
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RC.nb_macrlc_inst, sizeof(eNB_MAC_INST));
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for (i = 0; i < RC.nb_macrlc_inst; i++) {
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RC.mac[i] = (eNB_MAC_INST *) malloc16(sizeof(eNB_MAC_INST));
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AssertFatal(RC.mac != NULL,
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"can't ALLOCATE %zu Bytes for %d eNB_MAC_INST with size %zu \n",
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RC.nb_macrlc_inst * sizeof(eNB_MAC_INST *),
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RC.nb_macrlc_inst, sizeof(eNB_MAC_INST));
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LOG_D(MAC,
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"[MAIN] ALLOCATE %zu Bytes for %d eNB_MAC_INST @ %p\n",
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sizeof(eNB_MAC_INST), RC.nb_macrlc_inst, RC.mac);
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bzero(RC.mac[i], sizeof(eNB_MAC_INST));
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RC.mac[i]->Mod_id = i;
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for (j = 0; j < MAX_NUM_CCs; j++) {
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RC.mac[i]->DL_req[j].dl_config_request_body.
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dl_config_pdu_list = RC.mac[i]->dl_config_pdu_list[j];
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RC.mac[i]->UL_req[j].ul_config_request_body.
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ul_config_pdu_list = RC.mac[i]->ul_config_pdu_list[j];
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for (int k = 0; k < 10; k++)
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RC.mac[i]->UL_req_tmp[j][k].
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ul_config_request_body.ul_config_pdu_list =
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RC.mac[i]->ul_config_pdu_list_tmp[j][k];
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RC.mac[i]->HI_DCI0_req[j].
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hi_dci0_request_body.hi_dci0_pdu_list =
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RC.mac[i]->hi_dci0_pdu_list[j];
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RC.mac[i]->TX_req[j].tx_request_body.tx_pdu_list =
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RC.mac[i]->tx_request_pdu[j];
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RC.mac[i]->ul_handle = 0;
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}
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}
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AssertFatal(rlc_module_init() == 0,
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"Could not initialize RLC layer\n");
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// These should be out of here later
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pdcp_layer_init();
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rrc_init_global_param();
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} else {
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RC.mac = NULL;
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}
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// Initialize Linked-List for Active UEs
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for (i = 0; i < RC.nb_macrlc_inst; i++) {
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mac = RC.mac[i];
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mac->if_inst = IF_Module_init(i);
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UE_list = &mac->UE_list;
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UE_list->num_UEs = 0;
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UE_list->head = -1;
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UE_list->head_ul = -1;
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UE_list->avail = 0;
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for (list_el = 0; list_el < NUMBER_OF_UE_MAX - 1; list_el++) {
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UE_list->next[list_el] = list_el + 1;
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UE_list->next_ul[list_el] = list_el + 1;
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}
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UE_list->next[list_el] = -1;
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UE_list->next_ul[list_el] = -1;
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}
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}
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void mac_init_cell_params(int Mod_idP, int CC_idP)
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{
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int j;
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UE_TEMPLATE *UE_template;
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LOG_D(MAC, "[MSC_NEW][FRAME 00000][MAC_eNB][MOD %02d][]\n", Mod_idP);
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COMMON_channels_t *cc = &RC.mac[Mod_idP]->common_channels[CC_idP];
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memset(&RC.mac[Mod_idP]->eNB_stats, 0, sizeof(eNB_STATS));
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UE_template =
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(UE_TEMPLATE *) & RC.mac[Mod_idP]->UE_list.UE_template[CC_idP][0];
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for (j = 0; j < NUMBER_OF_UE_MAX; j++) {
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UE_template[j].rnti = 0;
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// initiallize the eNB to UE statistics
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memset(&RC.mac[Mod_idP]->UE_list.eNB_UE_stats[CC_idP][j], 0,
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sizeof(eNB_UE_STATS));
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}
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}
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int rlcmac_init_global_param(void)
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{
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LOG_I(MAC, "[MAIN] CALLING RLC_MODULE_INIT...\n");
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if (rlc_module_init() != 0) {
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return (-1);
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}
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pdcp_layer_init();
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LOG_I(MAC, "[MAIN] Init Global Param Done\n");
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return 0;
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}
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void mac_top_cleanup(void)
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{
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#ifndef USER_MODE
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pdcp_module_cleanup();
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#endif
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if (NB_UE_INST > 0) {
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free(UE_mac_inst);
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}
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if (RC.nb_macrlc_inst > 0) {
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free(RC.mac);
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}
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}
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int
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l2_init_ue(int eMBMS_active, char *uecap_xer, uint8_t cba_group_active,
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uint8_t HO_active)
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{
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LOG_I(MAC, "[MAIN] MAC_INIT_GLOBAL_PARAM IN...\n");
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// NB_NODE=2;
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// NB_INST=2;
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rlcmac_init_global_param();
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LOG_I(MAC, "[MAIN] init UE MAC functions \n");
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mac_top_init_ue(eMBMS_active, uecap_xer, cba_group_active, HO_active);
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return (1);
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}
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int l2_init_eNB()
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{
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LOG_I(MAC, "[MAIN] MAC_INIT_GLOBAL_PARAM IN...\n");
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rlcmac_init_global_param();
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LOG_D(MAC, "[MAIN] ALL INIT OK\n");
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return (1);
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}
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