/* * 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 l2_nr_interface.c * \brief layer 2 interface, used to support different RRC sublayer * \author Raymond Knopp and Navid Nikaein, WEI-TAI CHEN * \date 2010-2014, 2018 * \version 1.0 * \company Eurecom, NTUST * \email: raymond.knopp@eurecom.fr, kroempa@gmail.com */ #include "platform_types.h" #include "nr_rrc_defs.h" #include "nr_rrc_extern.h" #include "common/utils/LOG/log.h" #include "pdcp.h" #include "msc.h" #include "common/ran_context.h" #if defined(ENABLE_ITTI) # include "intertask_interface.h" #endif #include "NR_MIB.h" #include "NR_BCCH-BCH-Message.h" extern RAN_CONTEXT_t RC; int8_t mac_rrc_nr_data_req(const module_id_t Mod_idP, const int CC_id, const frame_t frameP, const rb_id_t Srb_id, const uint8_t Nb_tb, uint8_t *const buffer_pP ){ asn_enc_rval_t enc_rval; //SRB_INFO *Srb_info; //uint8_t Sdu_size = 0; uint8_t sfn_msb = (uint8_t)((frameP>>4)&0x3f); #ifdef DEBUG_RRC int i; LOG_D(RRC,"[eNB %d] mac_rrc_data_req to SRB ID=%d\n",Mod_idP,Srb_id); #endif gNB_RRC_INST *rrc; rrc_gNB_carrier_data_t *carrier; NR_BCCH_BCH_Message_t *mib; rrc = RC.nrrrc[Mod_idP]; carrier = &rrc->carrier[0]; mib = &carrier->mib; if( (Srb_id & RAB_OFFSET ) == MIBCH) { mib->message.choice.mib->systemFrameNumber.buf[0] = sfn_msb << 2; enc_rval = uper_encode_to_buffer(&asn_DEF_NR_BCCH_BCH_Message, NULL, (void *)mib, carrier->MIB, 24); LOG_D(NR_RRC,"Encoded MIB for frame %d sfn_msb %d (%p), bits %lu\n",frameP,sfn_msb,carrier->MIB,enc_rval.encoded); buffer_pP[0]=carrier->MIB[0]; buffer_pP[1]=carrier->MIB[1]; buffer_pP[2]=carrier->MIB[2]; LOG_D(NR_RRC,"MIB PDU buffer_pP[0]=%x , buffer_pP[1]=%x, buffer_pP[2]=%x\n",buffer_pP[0],buffer_pP[1],buffer_pP[2]); AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %lu)!\n", enc_rval.failed_type->name, enc_rval.encoded); return(3); } //BCCH SIB1 SIBs //CCCH return(0); }