/* * 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 */ /*! \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) { module_id_t Mod_id,i,j; RA_TEMPLATE *RA_template; UE_TEMPLATE *UE_template; int size_bytes1,size_bytes2,size_bits1,size_bits2; int CC_id; int list_el; UE_list_t *UE_list; COMMON_channels_t *cc; 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; } if (NB_eNB_INST>0) { RC.mac = (eNB_MAC_INST**)malloc16(NB_eNB_INST*sizeof(eNB_MAC_INST*)); for (i=0;i<NB_eNB_INST;i++) RC.mac[i] = (eNB_MAC_INST*)malloc16(sizeof(eNB_MAC_INST)); AssertFatal(RC.mac != NULL, "[MAIN] can't ALLOCATE %zu Bytes for %d eNB_MAC_INST with size %zu \n",NB_eNB_INST*sizeof(eNB_MAC_INST*),NB_eNB_INST,sizeof(eNB_MAC_INST)); LOG_D(MAC,"[MAIN] ALLOCATE %zu Bytes for %d eNB_MAC_INST @ %p\n",sizeof(eNB_MAC_INST),NB_eNB_INST,RC.mac); for (i=0;i<NB_eNB_INST;i++) bzero(RC.mac[i],sizeof(eNB_MAC_INST)); } else { RC.mac = NULL; } // Initialize Linked-List for Active UEs for(Mod_id=0; Mod_id<NB_eNB_INST; Mod_id++) { UE_list = &RC.mac[Mod_id]->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; } 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); } int mac_top_init_eNB() { module_id_t Mod_id,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)); 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]; 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; } } } else { RC.mac = NULL; } // Initialize Linked-List for Active UEs for(Mod_id=0; Mod_id<RC.nb_macrlc_inst; Mod_id++) { mac = RC.mac[Mod_id]; mac->if_inst = IF_Module_init(Mod_id); 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; RA_TEMPLATE *RA_template; UE_TEMPLATE *UE_template; int size_bytes1,size_bytes2,size_bits1,size_bits2; LOG_D(MAC,"[MAIN][eNB %d] CC_id %d initializing RA_template\n",Mod_idP, CC_idP); 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]; RA_template = (RA_TEMPLATE *)&cc->RA_template[0]; for (j=0; j<NB_RA_PROC_MAX; j++) { if ( cc->tdd_Config != NULL) { switch (cc->mib->message.dl_Bandwidth) { case MasterInformationBlock__dl_Bandwidth_n6: size_bytes1 = sizeof(DCI1A_1_5MHz_TDD_1_6_t); size_bytes2 = sizeof(DCI1A_1_5MHz_TDD_1_6_t); size_bits1 = sizeof_DCI1A_1_5MHz_TDD_1_6_t; size_bits2 = sizeof_DCI1A_1_5MHz_TDD_1_6_t; break; case MasterInformationBlock__dl_Bandwidth_n25: size_bytes1 = sizeof(DCI1A_5MHz_TDD_1_6_t); size_bytes2 = sizeof(DCI1A_5MHz_TDD_1_6_t); size_bits1 = sizeof_DCI1A_5MHz_TDD_1_6_t; size_bits2 = sizeof_DCI1A_5MHz_TDD_1_6_t; break; case MasterInformationBlock__dl_Bandwidth_n50: size_bytes1 = sizeof(DCI1A_10MHz_TDD_1_6_t); size_bytes2 = sizeof(DCI1A_10MHz_TDD_1_6_t); size_bits1 = sizeof_DCI1A_10MHz_TDD_1_6_t; size_bits2 = sizeof_DCI1A_10MHz_TDD_1_6_t; break; case MasterInformationBlock__dl_Bandwidth_n100: size_bytes1 = sizeof(DCI1A_20MHz_TDD_1_6_t); size_bytes2 = sizeof(DCI1A_20MHz_TDD_1_6_t); size_bits1 = sizeof_DCI1A_20MHz_TDD_1_6_t; size_bits2 = sizeof_DCI1A_20MHz_TDD_1_6_t; break; default: size_bytes1 = sizeof(DCI1A_1_5MHz_TDD_1_6_t); size_bytes2 = sizeof(DCI1A_1_5MHz_TDD_1_6_t); size_bits1 = sizeof_DCI1A_1_5MHz_TDD_1_6_t; size_bits2 = sizeof_DCI1A_1_5MHz_TDD_1_6_t; break; } } else { switch (cc->mib->message.dl_Bandwidth) { case MasterInformationBlock__dl_Bandwidth_n6: size_bytes1 = sizeof(DCI1A_1_5MHz_FDD_t); size_bytes2 = sizeof(DCI1A_1_5MHz_FDD_t); size_bits1 = sizeof_DCI1A_1_5MHz_FDD_t; size_bits2 = sizeof_DCI1A_1_5MHz_FDD_t; break; case MasterInformationBlock__dl_Bandwidth_n25: size_bytes1 = sizeof(DCI1A_5MHz_FDD_t); size_bytes2 = sizeof(DCI1A_5MHz_FDD_t); size_bits1 = sizeof_DCI1A_5MHz_FDD_t; size_bits2 = sizeof_DCI1A_5MHz_FDD_t; break; case MasterInformationBlock__dl_Bandwidth_n50: size_bytes1 = sizeof(DCI1A_10MHz_FDD_t); size_bytes2 = sizeof(DCI1A_10MHz_FDD_t); size_bits1 = sizeof_DCI1A_10MHz_FDD_t; size_bits2 = sizeof_DCI1A_10MHz_FDD_t; break; case MasterInformationBlock__dl_Bandwidth_n100: size_bytes1 = sizeof(DCI1A_20MHz_FDD_t); size_bytes2 = sizeof(DCI1A_20MHz_FDD_t); size_bits1 = sizeof_DCI1A_20MHz_FDD_t; size_bits2 = sizeof_DCI1A_20MHz_FDD_t; break; default: size_bytes1 = sizeof(DCI1A_1_5MHz_FDD_t); size_bytes2 = sizeof(DCI1A_1_5MHz_FDD_t); size_bits1 = sizeof_DCI1A_1_5MHz_FDD_t; size_bits2 = sizeof_DCI1A_1_5MHz_FDD_t; break; } } memcpy((void *)&RA_template[j].RA_alloc_pdu1[0],(void *)&RA_alloc_pdu,size_bytes1); memcpy((void *)&RA_template[j].RA_alloc_pdu2[0],(void *)&DLSCH_alloc_pdu1A,size_bytes2); RA_template[j].RA_dci_size_bytes1 = size_bytes1; RA_template[j].RA_dci_size_bytes2 = size_bytes2; RA_template[j].RA_dci_size_bits1 = size_bits1; RA_template[j].RA_dci_size_bits2 = size_bits2; RA_template[j].RA_dci_fmt1 = format1A; RA_template[j].RA_dci_fmt2 = format1A; } 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() { int i; LOG_I(MAC,"[MAIN] MAC_INIT_GLOBAL_PARAM IN...\n"); rlcmac_init_global_param(); LOG_D(MAC,"[MAIN] ALL INIT OK\n"); return(1); }