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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 1.1 (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
*/
#include <string.h>
#include <math.h>
#include <unistd.h>
#include <execinfo.h>
#include <signal.h>
#include "SIMULATION/TOOLS/defs.h"
#include "PHY/types.h"
#include "PHY/defs.h"
#include "PHY/extern.h"
extern PHY_VARS_eNB *eNB;
extern PHY_VARS_UE *UE;
extern RU_t *ru;
extern void phy_init_RU(RU_t*);
void lte_param_init(PHY_VARS_eNB **eNBp,
PHY_VARS_UE **UEp,
RU_t **rup,
unsigned char N_tx_port_eNB,
unsigned char N_tx_phy,
unsigned char N_rx_ru,
unsigned char N_rx_ue,
unsigned char transmission_mode,
uint8_t extended_prefix_flag,
frame_t frame_type,
uint16_t Nid_cell,
uint8_t tdd_config,
uint8_t N_RB_DL,
uint8_t pa,
uint8_t threequarter_fs,
uint8_t osf,
uint32_t perfect_ce)
{
LTE_DL_FRAME_PARMS *frame_parms;
int i;
PHY_VARS_eNB *eNB;
PHY_VARS_UE *UE;
RU_t *ru;
printf("Start lte_param_init\n");
*eNBp = malloc(sizeof(PHY_VARS_eNB));
*UEp = malloc(sizeof(PHY_VARS_UE));
*rup = malloc(sizeof(RU_t));
eNB = *eNBp;
UE = *UEp;
ru = *rup;
printf("eNB %p, UE %p, ru %p\n",eNB,UE,ru);
memset((void*)eNB,0,sizeof(PHY_VARS_eNB));
memset((void*)UE,0,sizeof(PHY_VARS_UE));
memset((void*)ru,0,sizeof(RU_t));
ru->eNB_list[0] = eNB;
eNB->RU_list[0] = ru;
ru->num_eNB=1;
srand(0);
randominit(0);
set_taus_seed(0);
frame_parms = &(eNB->frame_parms);
frame_parms->N_RB_DL = N_RB_DL; //50 for 10MHz and 25 for 5 MHz
frame_parms->N_RB_UL = N_RB_DL;
frame_parms->threequarter_fs = threequarter_fs;
frame_parms->Ncp = extended_prefix_flag;
frame_parms->Ncp_UL = extended_prefix_flag;
frame_parms->Nid_cell = Nid_cell;
frame_parms->nushift = Nid_cell%6;
frame_parms->nb_antennas_tx = N_tx_phy;
frame_parms->nb_antennas_rx = N_rx_ru;
frame_parms->nb_antenna_ports_eNB = N_tx_port_eNB;
frame_parms->phich_config_common.phich_resource = oneSixth;
frame_parms->phich_config_common.phich_duration = normal;
frame_parms->tdd_config = tdd_config;
frame_parms->frame_type = frame_type;
// frame_parms->Csrs = 2;
// frame_parms->Bsrs = 0;
// frame_parms->kTC = 0;44
// frame_parms->n_RRC = 0;
init_frame_parms(frame_parms,osf);
//copy_lte_parms_to_phy_framing(frame_parms, &(PHY_config->PHY_framing));
// phy_init_top(frame_parms); //allocation
UE->is_secondary_ue = 0;
UE->frame_parms = *frame_parms;
UE->frame_parms.nb_antennas_rx=N_rx_ue;
// eNB->frame_parms = *frame_parms;
ru->frame_parms = *frame_parms;
ru->nb_tx = N_tx_phy;
ru->nb_rx = N_rx_ru;
ru->if_south = LOCAL_RF;
eNB->configured=1;
eNB->transmission_mode[0] = transmission_mode;
UE->transmission_mode[0] = transmission_mode;
dump_frame_parms(frame_parms);
UE->measurements.n_adj_cells=0;
UE->measurements.adj_cell_id[0] = Nid_cell+1;
UE->measurements.adj_cell_id[1] = Nid_cell+2;
for (i=0; i<3; i++)
lte_gold(frame_parms,UE->lte_gold_table[i],Nid_cell+i);
printf("Calling init_lte_ue_signal\n");
init_lte_ue_signal(UE,1,0);
printf("Calling phy_init_lte_eNB\n");
phy_init_lte_eNB(eNB,0,0);
printf("Calling phy_init_RU (%p)\n",ru);
phy_init_RU(ru);
generate_pcfich_reg_mapping(&UE->frame_parms);
generate_phich_reg_mapping(&UE->frame_parms);
// DL power control init
//if (transmission_mode == 1) {
UE->pdsch_config_dedicated->p_a = pa;
if (transmission_mode == 1 || transmission_mode ==7) {
((eNB->frame_parms).pdsch_config_common).p_b = 0;
((UE->frame_parms).pdsch_config_common).p_b = 0;
} else { // rho_a = rhob
((eNB->frame_parms).pdsch_config_common).p_b = 1;
((UE->frame_parms).pdsch_config_common).p_b = 1;
}
UE->perfect_ce = perfect_ce;
/* the UE code is multi-thread "aware", we need to setup this array */
for (i = 0; i < 10; i++) UE->current_thread_id[i] = i % 2;
if (eNB->frame_parms.frame_type == TDD) {
if (eNB->frame_parms.N_RB_DL == 100) ru->N_TA_offset = 624;
else if (eNB->frame_parms.N_RB_DL == 50) ru->N_TA_offset = 624/2;
else if (eNB->frame_parms.N_RB_DL == 25) ru->N_TA_offset = 624/4;
}
else ru->N_TA_offset=0;
printf("Done lte_param_init\n");
}