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srsRAN_4G/srsenb/src/enb_cfg_parser.cc

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/**
*
* \section COPYRIGHT
*
* Copyright 2013-2017 Software Radio Systems Limited
*
* \section LICENSE
*
* This file is part of srsLTE.
*
* srsUE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsUE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#include "srslte/asn1/liblte_common.h"
#include "srslte/asn1/liblte_rrc.h"
#include "cfg_parser.h"
#include "srslte/srslte.h"
#include "parser.h"
#include "enb_cfg_parser.h"
namespace srsenb {
int enb::parse_cell_cfg(all_args_t *args, srslte_cell_t *cell) {
cell->id = args->enb.pci;
cell->cp = SRSLTE_CP_NORM;
cell->nof_ports = args->enb.nof_ports;
cell->nof_prb = args->enb.n_prb;
LIBLTE_RRC_PHICH_CONFIG_STRUCT phichcfg;
parser::section phy_cnfg("phy_cnfg");
parser::section phich_cnfg("phich_cnfg");
phy_cnfg.add_subsection(&phich_cnfg);
phich_cnfg.add_field(
new parser::field_enum_str<LIBLTE_RRC_PHICH_DURATION_ENUM>
("duration", &phichcfg.dur, liblte_rrc_phich_duration_text, LIBLTE_RRC_PHICH_DURATION_N_ITEMS)
);
phich_cnfg.add_field(
new parser::field_enum_str<LIBLTE_RRC_PHICH_RESOURCE_ENUM>
("resources", &phichcfg.res, liblte_rrc_phich_resource_text, LIBLTE_RRC_PHICH_RESOURCE_N_ITEMS)
);
parser::parse_section(args->enb_files.rr_config, &phy_cnfg);
cell->phich_length = (srslte_phich_length_t) (int) phichcfg.dur;
cell->phich_resources = (srslte_phich_resources_t) (int) phichcfg.res;
if (!srslte_cell_isvalid(cell)) {
fprintf(stderr, "Invalid cell parameters: nof_prb=%d, cell_id=%d\n", args->enb.n_prb, args->enb.s1ap.cell_id);
return -1;
}
return 0;
}
int field_sched_info::parse(libconfig::Setting &root)
{
data->N_sched_info = root.getLength();
for (uint32_t i=0;i<data->N_sched_info;i++) {
uint32_t periodicity = 0;
if (!root[i].lookupValue("si_periodicity", periodicity)) {
fprintf(stderr, "Missing field si_periodicity in sched_info=%d\n", i);
return -1;
}
int k=0;
while(k<LIBLTE_RRC_SI_PERIODICITY_N_ITEMS && periodicity != liblte_rrc_si_periodicity_num[k])
k++;
if (k == LIBLTE_RRC_SI_PERIODICITY_N_ITEMS) {
fprintf(stderr, "Invalid value %d for si_periodicity\n", periodicity);
return -1;
}
data->sched_info[i].si_periodicity = (LIBLTE_RRC_SI_PERIODICITY_ENUM) k;
if (root[i].exists("si_mapping_info")) {
data->sched_info[i].N_sib_mapping_info = root[i]["si_mapping_info"].getLength();
if (data->sched_info[i].N_sib_mapping_info < LIBLTE_RRC_MAX_SIB) {
for (uint32_t j=0;j<data->sched_info[i].N_sib_mapping_info;j++) {
uint32_t sib_index = root[i]["si_mapping_info"][j];
if (sib_index >= 3 && sib_index <= 13) {
data->sched_info[i].sib_mapping_info[j].sib_type = (LIBLTE_RRC_SIB_TYPE_ENUM) (sib_index-3);
} else {
fprintf(stderr, "Invalid SIB index %d for si_mapping_info=%d in sched_info=%d\n", sib_index, j, i);
return -1;
}
}
} else {
fprintf(stderr, "Number of si_mapping_info values exceeds maximum (%d)\n", LIBLTE_RRC_MAX_SIB);
return -1;
}
} else {
data->sched_info[i].N_sib_mapping_info = 0;
}
}
return 0;
}
int field_intra_neigh_cell_list::parse(libconfig::Setting &root)
{
data->intra_freq_neigh_cell_list_size = root.getLength();
for (uint32_t i=0;i<data->intra_freq_neigh_cell_list_size && i<LIBLTE_RRC_MAX_CELL_INTRA;i++) {
int q_offset_range = 0;
if (!root[i].lookupValue("q_offset_range", q_offset_range)) {
fprintf(stderr, "Missing field q_offset_range in neigh_cell=%d\n", i);
return -1;
}
int k=0;
while(k<LIBLTE_RRC_Q_OFFSET_RANGE_N_ITEMS && q_offset_range != liblte_rrc_q_offset_range_num[k])
k++;
if (k == LIBLTE_RRC_Q_OFFSET_RANGE_N_ITEMS) {
fprintf(stderr, "Invalid value %d for q_offset_range\n", q_offset_range);
return -1;
}
data->intra_freq_neigh_cell_list[i].q_offset_range = (LIBLTE_RRC_Q_OFFSET_RANGE_ENUM) k;
int phys_cell_id = 0;
if (!root[i].lookupValue("phys_cell_id", phys_cell_id)) {
fprintf(stderr, "Missing field phys_cell_id in neigh_cell=%d\n", i);
return -1;
}
data->intra_freq_neigh_cell_list[i].phys_cell_id = (uint16) phys_cell_id;
}
return 0;
}
int field_intra_black_cell_list::parse(libconfig::Setting &root)
{
data->intra_freq_black_cell_list_size = root.getLength();
for (uint32_t i=0;i<data->intra_freq_black_cell_list_size && i<LIBLTE_RRC_MAX_CELL_BLACK;i++) {
int range = 0;
if (!root[i].lookupValue("range", range)) {
fprintf(stderr, "Missing field range in black_cell=%d\n", i);
return -1;
}
int k=0;
while(k<LIBLTE_RRC_PHYS_CELL_ID_RANGE_N_ITEMS && range != liblte_rrc_phys_cell_id_range_num[k])
k++;
if (k == LIBLTE_RRC_PHYS_CELL_ID_RANGE_N_ITEMS) {
fprintf(stderr, "Invalid value %d for range\n", range);
return -1;
}
data->intra_freq_black_cell_list[i].range = (LIBLTE_RRC_PHYS_CELL_ID_RANGE_ENUM) k;
int start = 0;
if (!root[i].lookupValue("start", start)) {
fprintf(stderr, "Missing field start in black_cell=%d\n", i);
return -1;
}
data->intra_freq_black_cell_list[i].start = (uint16) start;
}
return 0;
}
int enb::parse_sib1(std::string filename, LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_1_STRUCT *data)
{
parser::section sib1("sib1");
sib1.add_field(
new parser::field_enum_str<LIBLTE_RRC_INTRA_FREQ_RESELECTION_ENUM>
("intra_freq_reselection", &data->intra_freq_reselection, liblte_rrc_intra_freq_reselection_text, LIBLTE_RRC_INTRA_FREQ_RESELECTION_N_ITEMS)
);
sib1.add_field(
new parser::field<int16>("q_rx_lev_min", &data->q_rx_lev_min)
);
sib1.add_field(
new parser::field<int8>("p_max", &data->p_max, &data->p_max_present)
);
sib1.add_field(
new parser::field_enum_str<LIBLTE_RRC_CELL_BARRED_ENUM>
("cell_barred", &data->cell_barred, liblte_rrc_cell_barred_text, LIBLTE_RRC_CELL_BARRED_N_ITEMS)
);
sib1.add_field(
new parser::field_enum_num<LIBLTE_RRC_SI_WINDOW_LENGTH_ENUM,uint8_t>
("si_window_length", &data->si_window_length, liblte_rrc_si_window_length_num, LIBLTE_RRC_SI_WINDOW_LENGTH_N_ITEMS)
);
sib1.add_field(
new parser::field<uint8_t>("system_info_value_tag", &data->system_info_value_tag)
);
// sched_info subsection uses a custom field class
parser::section sched_info("sched_info");
sib1.add_subsection(&sched_info);
sched_info.add_field(new field_sched_info(data));
// Run parser with single section
return parser::parse_section(filename, &sib1);
}
int enb::parse_sib2(std::string filename, LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_2_STRUCT *data)
{
parser::section sib2("sib2");
sib2.add_field(
new parser::field_enum_str<LIBLTE_RRC_TIME_ALIGNMENT_TIMER_ENUM>
("time_alignment_timer", &data->time_alignment_timer,
liblte_rrc_time_alignment_timer_text, LIBLTE_RRC_TIME_ALIGNMENT_TIMER_N_ITEMS)
);
parser::section freqinfo("freqInfo");
sib2.add_subsection(&freqinfo);
freqinfo.add_field(
new parser::field<uint8>
("additional_spectrum_emission", &data->additional_spectrum_emission)
);
freqinfo.add_field(
new parser::field<bool> ("ul_carrier_freq_present", &data->arfcn_value_eutra.present)
);
freqinfo.add_field(
new parser::field<bool> ("ul_bw_present", &data->ul_bw.present)
);
// AC barring configuration
parser::section acbarring("ac_barring");
sib2.add_subsection(&acbarring);
acbarring.set_optional(&data->ac_barring_info_present);
acbarring.add_field(
new parser::field<bool>("ac_barring_for_emergency", &data->ac_barring_for_emergency)
);
parser::section acbarring_signalling("ac_barring_for_mo_signalling");
acbarring.add_subsection(&acbarring_signalling);
acbarring_signalling.set_optional(&data->ac_barring_for_mo_signalling.enabled);
acbarring_signalling.add_field(
new parser::field_enum_num<LIBLTE_RRC_AC_BARRING_FACTOR_ENUM,double>
("factor", &data->ac_barring_for_mo_signalling.factor,
liblte_rrc_ac_barring_factor_num, LIBLTE_RRC_AC_BARRING_FACTOR_N_ITEMS)
);
acbarring_signalling.add_field(
new parser::field_enum_num<LIBLTE_RRC_AC_BARRING_TIME_ENUM,uint16>
("time", &data->ac_barring_for_mo_signalling.time,
liblte_rrc_ac_barring_time_num, LIBLTE_RRC_AC_BARRING_FACTOR_N_ITEMS)
);
acbarring_signalling.add_field(
new parser::field<uint8>("for_special_ac", &data->ac_barring_for_mo_signalling.for_special_ac)
);
parser::section acbarring_data("ac_barring_for_mo_data");
acbarring.add_subsection(&acbarring_data);
acbarring_data.set_optional(&data->ac_barring_for_mo_data.enabled);
acbarring_data.add_field(
new parser::field_enum_num<LIBLTE_RRC_AC_BARRING_FACTOR_ENUM,double>
("factor", &data->ac_barring_for_mo_data.factor,
liblte_rrc_ac_barring_factor_num, LIBLTE_RRC_AC_BARRING_FACTOR_N_ITEMS)
);
acbarring_data.add_field(
new parser::field_enum_num<LIBLTE_RRC_AC_BARRING_TIME_ENUM,uint16>
("time", &data->ac_barring_for_mo_data.time,
liblte_rrc_ac_barring_time_num, LIBLTE_RRC_AC_BARRING_FACTOR_N_ITEMS)
);
acbarring_data.add_field(
new parser::field<uint8>("for_special_ac", &data->ac_barring_for_mo_data.for_special_ac)
);
// UE timers and constants
parser::section uetimers("ue_timers_and_constants");
sib2.add_subsection(&uetimers);
uetimers.add_field(
new parser::field_enum_num<LIBLTE_RRC_T300_ENUM,uint16>
("t300", &data->ue_timers_and_constants.t300, liblte_rrc_t300_num, LIBLTE_RRC_T300_N_ITEMS)
);
uetimers.add_field(
new parser::field_enum_num<LIBLTE_RRC_T301_ENUM,uint16>
("t301", &data->ue_timers_and_constants.t301, liblte_rrc_t301_num, LIBLTE_RRC_T301_N_ITEMS)
);
uetimers.add_field(
new parser::field_enum_num<LIBLTE_RRC_T310_ENUM,uint16>
("t310", &data->ue_timers_and_constants.t310, liblte_rrc_t310_num, LIBLTE_RRC_T310_N_ITEMS)
);
uetimers.add_field(
new parser::field_enum_num<LIBLTE_RRC_N310_ENUM,uint8>
("n310", &data->ue_timers_and_constants.n310, liblte_rrc_n310_num, LIBLTE_RRC_N310_N_ITEMS)
);
uetimers.add_field(
new parser::field_enum_num<LIBLTE_RRC_T311_ENUM,uint16>
("t311", &data->ue_timers_and_constants.t311, liblte_rrc_t311_num, LIBLTE_RRC_T311_N_ITEMS)
);
uetimers.add_field(
new parser::field_enum_num<LIBLTE_RRC_N311_ENUM,uint8>
("n311", &data->ue_timers_and_constants.n311, liblte_rrc_n311_num, LIBLTE_RRC_N311_N_ITEMS)
);
// Radio-resource configuration section
parser::section rr_config("rr_config_common_sib");
sib2.add_subsection(&rr_config);
rr_config.add_field(
new parser::field_enum_str<LIBLTE_RRC_UL_CP_LENGTH_ENUM>
("ul_cp_length", &data->rr_config_common_sib.ul_cp_length,
liblte_rrc_ul_cp_length_text, LIBLTE_RRC_UL_CP_LENGTH_N_ITEMS)
);
// RACH configuration
parser::section rach_cnfg("rach_cnfg");
rr_config.add_subsection(&rach_cnfg);
rach_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_NUMBER_OF_RA_PREAMBLES_ENUM,uint8>
("num_ra_preambles", &data->rr_config_common_sib.rach_cnfg.num_ra_preambles,
liblte_rrc_number_of_ra_preambles_num, LIBLTE_RRC_NUMBER_OF_RA_PREAMBLES_N_ITEMS)
);
rach_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_PREAMBLE_INITIAL_RECEIVED_TARGET_POWER_ENUM,int8>
("preamble_init_rx_target_pwr", &data->rr_config_common_sib.rach_cnfg.preamble_init_rx_target_pwr,
liblte_rrc_preamble_initial_received_target_power_num, LIBLTE_RRC_PREAMBLE_INITIAL_RECEIVED_TARGET_POWER_N_ITEMS)
);
rach_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_POWER_RAMPING_STEP_ENUM,uint8>
("pwr_ramping_step", &data->rr_config_common_sib.rach_cnfg.pwr_ramping_step,
liblte_rrc_power_ramping_step_num, LIBLTE_RRC_POWER_RAMPING_STEP_N_ITEMS)
);
rach_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_PREAMBLE_TRANS_MAX_ENUM,uint8>
("preamble_trans_max", &data->rr_config_common_sib.rach_cnfg.preamble_trans_max,
liblte_rrc_preamble_trans_max_num, LIBLTE_RRC_PREAMBLE_TRANS_MAX_N_ITEMS)
);
rach_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_RA_RESPONSE_WINDOW_SIZE_ENUM,uint8>
("ra_resp_win_size", &data->rr_config_common_sib.rach_cnfg.ra_resp_win_size,
liblte_rrc_ra_response_window_size_num, LIBLTE_RRC_RA_RESPONSE_WINDOW_SIZE_N_ITEMS)
);
rach_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_MAC_CONTENTION_RESOLUTION_TIMER_ENUM,uint8>
("mac_con_res_timer", &data->rr_config_common_sib.rach_cnfg.mac_con_res_timer,
liblte_rrc_mac_contention_resolution_timer_num, LIBLTE_RRC_MAC_CONTENTION_RESOLUTION_TIMER_N_ITEMS)
);
rach_cnfg.add_field(
new parser::field<uint8>("max_harq_msg3_tx", &data->rr_config_common_sib.rach_cnfg.max_harq_msg3_tx)
);
parser::section groupa_cnfg("preambles_group_a_cnfg");
rach_cnfg.add_subsection(&groupa_cnfg);
groupa_cnfg.set_optional(&data->rr_config_common_sib.rach_cnfg.preambles_group_a_cnfg.present);
groupa_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_SIZE_OF_RA_PREAMBLES_GROUP_A_ENUM,uint8>
("size_of_ra", &data->rr_config_common_sib.rach_cnfg.preambles_group_a_cnfg.size_of_ra,
liblte_rrc_size_of_ra_preambles_group_a_num, LIBLTE_RRC_SIZE_OF_RA_PREAMBLES_GROUP_A_N_ITEMS)
);
groupa_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_MESSAGE_SIZE_GROUP_A_ENUM,uint16>
("msg_size", &data->rr_config_common_sib.rach_cnfg.preambles_group_a_cnfg.msg_size,
liblte_rrc_message_size_group_a_num, LIBLTE_RRC_MESSAGE_SIZE_GROUP_A_N_ITEMS)
);
groupa_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_MESSAGE_POWER_OFFSET_GROUP_B_ENUM,int>
("msg_pwr_offset_group_b", &data->rr_config_common_sib.rach_cnfg.preambles_group_a_cnfg.msg_pwr_offset_group_b,
liblte_rrc_message_power_offset_group_b_num, LIBLTE_RRC_MESSAGE_POWER_OFFSET_GROUP_B_N_ITEMS)
);
// BCCH configuration
parser::section bcch_cnfg("bcch_cnfg");
rr_config.add_subsection(&bcch_cnfg);
bcch_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_MODIFICATION_PERIOD_COEFF_ENUM,uint8>
("modification_period_coeff", &data->rr_config_common_sib.bcch_cnfg.modification_period_coeff,
liblte_rrc_modification_period_coeff_num, LIBLTE_RRC_MODIFICATION_PERIOD_COEFF_N_ITEMS)
);
// PCCH configuration
parser::section pcch_cnfg("pcch_cnfg");
rr_config.add_subsection(&pcch_cnfg);
pcch_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_DEFAULT_PAGING_CYCLE_ENUM,uint16>
("default_paging_cycle", &data->rr_config_common_sib.pcch_cnfg.default_paging_cycle,
liblte_rrc_default_paging_cycle_num, LIBLTE_RRC_DEFAULT_PAGING_CYCLE_N_ITEMS)
);
pcch_cnfg.add_field(
new parser::field_enum_str<LIBLTE_RRC_NB_ENUM>
("nB", &data->rr_config_common_sib.pcch_cnfg.nB,
liblte_rrc_nb_text, LIBLTE_RRC_NB_N_ITEMS)
);
// PRACH configuration
parser::section prach_cnfg("prach_cnfg");
rr_config.add_subsection(&prach_cnfg);
prach_cnfg.add_field(
new parser::field<uint16>("root_sequence_index", &data->rr_config_common_sib.prach_cnfg.root_sequence_index)
);
parser::section prach_cnfg_info("prach_cnfg_info");
prach_cnfg.add_subsection(&prach_cnfg_info);
prach_cnfg_info.add_field(
new parser::field<bool>("high_speed_flag", &data->rr_config_common_sib.prach_cnfg.prach_cnfg_info.high_speed_flag)
);
prach_cnfg_info.add_field(
new parser::field<uint8>("prach_config_index", &data->rr_config_common_sib.prach_cnfg.prach_cnfg_info.prach_config_index)
);
prach_cnfg_info.add_field(
new parser::field<uint8>("prach_freq_offset", &data->rr_config_common_sib.prach_cnfg.prach_cnfg_info.prach_freq_offset)
);
prach_cnfg_info.add_field(
new parser::field<uint8>("zero_correlation_zone_config", &data->rr_config_common_sib.prach_cnfg.prach_cnfg_info.zero_correlation_zone_config)
);
// PDSCH configuration
parser::section pdsch_cnfg("pdsch_cnfg");
rr_config.add_subsection(&pdsch_cnfg);
pdsch_cnfg.add_field(
new parser::field<uint8>("p_b", &data->rr_config_common_sib.pdsch_cnfg.p_b)
);
pdsch_cnfg.add_field(
new parser::field<int8>("rs_power", &data->rr_config_common_sib.pdsch_cnfg.rs_power)
);
// PUSCH configuration
parser::section pusch_cnfg("pusch_cnfg");
rr_config.add_subsection(&pusch_cnfg);
pusch_cnfg.add_field(
new parser::field<uint8>("n_sb", &data->rr_config_common_sib.pusch_cnfg.n_sb)
);
pusch_cnfg.add_field(
new parser::field_enum_str<LIBLTE_RRC_HOPPING_MODE_ENUM>
("hopping_mode", &data->rr_config_common_sib.pusch_cnfg.hopping_mode,
liblte_rrc_hopping_mode_text, LIBLTE_RRC_HOOPPING_MODE_N_ITEMS)
);
pusch_cnfg.add_field(
new parser::field<uint8>
("pusch_hopping_offset", &data->rr_config_common_sib.pusch_cnfg.pusch_hopping_offset)
);
pusch_cnfg.add_field(
new parser::field<bool>
("enable_64_qam", &data->rr_config_common_sib.pusch_cnfg.enable_64_qam)
);
// PUSCH-ULRS configuration
parser::section ulrs_cnfg("ul_rs");
pusch_cnfg.add_subsection(&ulrs_cnfg);
ulrs_cnfg.add_field(
new parser::field<uint8>
("cyclic_shift", &data->rr_config_common_sib.pusch_cnfg.ul_rs.cyclic_shift)
);
ulrs_cnfg.add_field(
new parser::field<uint8>
("group_assignment_pusch", &data->rr_config_common_sib.pusch_cnfg.ul_rs.group_assignment_pusch)
);
ulrs_cnfg.add_field(
new parser::field<bool>
("group_hopping_enabled", &data->rr_config_common_sib.pusch_cnfg.ul_rs.group_hopping_enabled)
);
ulrs_cnfg.add_field(
new parser::field<bool>
("sequence_hopping_enabled", &data->rr_config_common_sib.pusch_cnfg.ul_rs.sequence_hopping_enabled)
);
// PUCCH configuration
parser::section pucch_cnfg("pucch_cnfg");
rr_config.add_subsection(&pucch_cnfg);
pucch_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_DELTA_PUCCH_SHIFT_ENUM,uint8>
("delta_pucch_shift", &data->rr_config_common_sib.pucch_cnfg.delta_pucch_shift,
liblte_rrc_delta_pucch_shift_num,LIBLTE_RRC_DELTA_PUCCH_SHIFT_N_ITEMS)
);
pucch_cnfg.add_field(
new parser::field<uint8>
("n_rb_cqi", &data->rr_config_common_sib.pucch_cnfg.n_rb_cqi)
);
pucch_cnfg.add_field(
new parser::field<uint8>
("n_cs_an", &data->rr_config_common_sib.pucch_cnfg.n_cs_an)
);
pucch_cnfg.add_field(
new parser::field<uint16>
("n1_pucch_an", &data->rr_config_common_sib.pucch_cnfg.n1_pucch_an)
);
// UL PWR Ctrl configuration
parser::section ul_pwr_ctrl("ul_pwr_ctrl");
rr_config.add_subsection(&ul_pwr_ctrl);
ul_pwr_ctrl.add_field(
new parser::field<int8>
("p0_nominal_pusch", &data->rr_config_common_sib.ul_pwr_ctrl.p0_nominal_pusch)
);
ul_pwr_ctrl.add_field(
new parser::field_enum_num<LIBLTE_RRC_UL_POWER_CONTROL_ALPHA_ENUM,double>
("alpha", &data->rr_config_common_sib.ul_pwr_ctrl.alpha,
liblte_rrc_ul_power_control_alpha_num, LIBLTE_RRC_UL_POWER_CONTROL_ALPHA_N_ITEMS)
);
ul_pwr_ctrl.add_field(
new parser::field<int8>
("p0_nominal_pucch", &data->rr_config_common_sib.ul_pwr_ctrl.p0_nominal_pucch)
);
ul_pwr_ctrl.add_field(
new parser::field<int8>
("delta_preamble_msg3", &data->rr_config_common_sib.ul_pwr_ctrl.delta_preamble_msg3)
);
// Delta Flist PUCCH
parser::section delta_flist("delta_flist_pucch");
ul_pwr_ctrl.add_subsection(&delta_flist);
delta_flist.add_field(
new parser::field_enum_num<LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_1_ENUM,int8>
("format_1", &data->rr_config_common_sib.ul_pwr_ctrl.delta_flist_pucch.format_1,
liblte_rrc_delta_f_pucch_format_1_num, LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_1_N_ITEMS)
);
delta_flist.add_field(
new parser::field_enum_num<LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_1B_ENUM,uint8>
("format_1b", &data->rr_config_common_sib.ul_pwr_ctrl.delta_flist_pucch.format_1b,
liblte_rrc_delta_f_pucch_format_1b_num, LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_1B_N_ITEMS)
);
delta_flist.add_field(
new parser::field_enum_num<LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_2_ENUM,int8>
("format_2", &data->rr_config_common_sib.ul_pwr_ctrl.delta_flist_pucch.format_2,
liblte_rrc_delta_f_pucch_format_2_num, LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_2_N_ITEMS)
);
delta_flist.add_field(
new parser::field_enum_num<LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_2A_ENUM,int8>
("format_2a", &data->rr_config_common_sib.ul_pwr_ctrl.delta_flist_pucch.format_2a,
liblte_rrc_delta_f_pucch_format_2a_num, LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_2A_N_ITEMS)
);
delta_flist.add_field(
new parser::field_enum_num<LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_2B_ENUM,int8>
("format_2b", &data->rr_config_common_sib.ul_pwr_ctrl.delta_flist_pucch.format_2b,
liblte_rrc_delta_f_pucch_format_2b_num, LIBLTE_RRC_DELTA_F_PUCCH_FORMAT_2B_N_ITEMS)
);
// Run parser with single section
return parser::parse_section(filename, &sib2);
}
int enb::parse_sib3(std::string filename, LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_3_STRUCT *data)
{
parser::section sib3("sib3");
// CellReselectionInfoCommon
parser::section resel_common("cell_reselection_common");
sib3.add_subsection(&resel_common);
resel_common.add_field(
new parser::field_enum_num<LIBLTE_RRC_Q_HYST_ENUM,uint8>
("q_hyst", &data->q_hyst,
liblte_rrc_q_hyst_num, LIBLTE_RRC_Q_HYST_N_ITEMS)
);
parser::section speed_resel("speed_state_resel_params");
resel_common.add_subsection(&speed_resel);
resel_common.set_optional(&data->speed_state_resel_params.present);
parser::section q_hyst_sf("q_hyst_sf");
speed_resel.add_subsection(&q_hyst_sf);
q_hyst_sf.add_field(
new parser::field_enum_num<LIBLTE_RRC_SF_MEDIUM_ENUM,int8>
("medium", &data->speed_state_resel_params.q_hyst_sf.medium,
liblte_rrc_sf_medium_num, LIBLTE_RRC_SF_MEDIUM_N_ITEMS)
);
q_hyst_sf.add_field(
new parser::field_enum_num<LIBLTE_RRC_SF_HIGH_ENUM,int8>
("high", &data->speed_state_resel_params.q_hyst_sf.high,
liblte_rrc_sf_high_num, LIBLTE_RRC_SF_HIGH_N_ITEMS)
);
parser::section mob_params("mobility_state_params");
speed_resel.add_subsection(&mob_params);
mob_params.add_field(
new parser::field_enum_num<LIBLTE_RRC_T_EVALUATION_ENUM,int16>
("t_eval", &data->speed_state_resel_params.mobility_state_params.t_eval,
liblte_rrc_t_evaluation_num, LIBLTE_RRC_T_EVALUATION_N_ITEMS)
);
mob_params.add_field(
new parser::field_enum_num<LIBLTE_RRC_T_HYST_NORMAL_ENUM,int16>
("t_hyst_normal", &data->speed_state_resel_params.mobility_state_params.t_hyst_normal,
liblte_rrc_t_hyst_normal_num, LIBLTE_RRC_T_HYST_NORMAL_N_ITEMS)
);
mob_params.add_field(
new parser::field<uint8>
("n_cell_change_medium", &data->speed_state_resel_params.mobility_state_params.n_cell_change_medium)
);
mob_params.add_field(
new parser::field<uint8>
("n_cell_change_high", &data->speed_state_resel_params.mobility_state_params.n_cell_change_high)
);
// CellReselectionServingFreqInfo
parser::section resel_serving("cell_reselection_serving");
sib3.add_subsection(&resel_serving);
resel_serving.add_field(
new parser::field<uint8> ("s_non_intra_search", &data->s_non_intra_search, &data->s_non_intra_search_present)
);
resel_serving.add_field(
new parser::field<uint8>("thresh_serving_low", &data->thresh_serving_low)
);
resel_serving.add_field(
new parser::field<uint8>("cell_resel_prio", &data->cell_resel_prio)
);
// intraFreqCellReselectionInfo
parser::section intra_freq("intra_freq_reselection");
sib3.add_subsection(&intra_freq);
intra_freq.add_field(
new parser::field<int16>("q_rx_lev_min", &data->q_rx_lev_min)
);
intra_freq.add_field(
new parser::field<int8>("p_max", &data->p_max, &data->p_max_present)
);
intra_freq.add_field(
new parser::field<uint8>("s_intra_search", &data->s_intra_search, &data->s_intra_search_present)
);
intra_freq.add_field(
new parser::field_enum_num<LIBLTE_RRC_ALLOWED_MEAS_BANDWIDTH_ENUM,double>
("allowed_meas_bw", &data->allowed_meas_bw,
liblte_rrc_allowed_meas_bandwidth_num, LIBLTE_RRC_ALLOWED_MEAS_BANDWIDTH_N_ITEMS,
&data->allowed_meas_bw_present)
);
intra_freq.add_field(
new parser::field<bool>("presence_ant_port_1", &data->presence_ant_port_1)
);
intra_freq.add_field(
new parser::field<uint8>("neigh_cell_cnfg", &data->neigh_cell_cnfg)
);
intra_freq.add_field(
new parser::field<uint8>("t_resel_eutra", &data->t_resel_eutra)
);
parser::section t_resel_eutra_sf("t_resel_eutra_sf");
intra_freq.add_subsection(&t_resel_eutra_sf);
t_resel_eutra_sf.set_optional(&data->t_resel_eutra_sf_present);
t_resel_eutra_sf.add_field(
new parser::field_enum_num<LIBLTE_RRC_SSSF_MEDIUM_ENUM,double>
("sf_medium", &data->t_resel_eutra_sf.sf_medium,
liblte_rrc_sssf_medium_num, LIBLTE_RRC_SSSF_MEDIUM_N_ITEMS)
);
t_resel_eutra_sf.add_field(
new parser::field_enum_num<LIBLTE_RRC_SSSF_HIGH_ENUM,double>
("sf_high", &data->t_resel_eutra_sf.sf_high,
liblte_rrc_sssf_high_num, LIBLTE_RRC_SSSF_HIGH_N_ITEMS)
);
// Run parser with single section
return parser::parse_section(filename, &sib3);
}
int enb::parse_sib4(std::string filename, LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_4_STRUCT *data)
{
parser::section sib4("sib4");
// csg-PhysCellIdRange
parser::section csg_range("csg_phys_cell_id_range");
sib4.add_subsection(&csg_range);
csg_range.set_optional(&data->csg_phys_cell_id_range_present);
csg_range.add_field(
new parser::field_enum_num<LIBLTE_RRC_PHYS_CELL_ID_RANGE_ENUM,int16>
("range", &data->csg_phys_cell_id_range.range,
liblte_rrc_phys_cell_id_range_num, LIBLTE_RRC_PHYS_CELL_ID_RANGE_N_ITEMS)
);
csg_range.add_field(
new parser::field<uint16>("start", &data->csg_phys_cell_id_range.start)
);
// intraFreqNeighCellList
parser::section intra_neigh("intra_freq_neigh_cell_list");
sib4.add_subsection(&intra_neigh);
bool dummy_bool = false;
intra_neigh.set_optional(&dummy_bool);
intra_neigh.add_field(new field_intra_neigh_cell_list(data));
// intraFreqBlackCellList
parser::section intra_black("intra_freq_black_cell_list");
sib4.add_subsection(&intra_black);
intra_black.set_optional(&dummy_bool);
intra_black.add_field(new field_intra_black_cell_list(data));
// Run parser with single section
return parser::parse_section(filename, &sib4);
}
uint32_t HexToBytes(const std::string& str, uint8_t *char_value, uint32_t buff_len) {
uint32_t i=0;
for (i = 0; i < str.length() && i<buff_len; i += 2) {
std::string byteString = str.substr(i, 2);
char byte = (char) strtol(byteString.c_str(), NULL, 16);
char_value[i/2]=byte;
}
return i/2;
}
int enb::parse_sib9(std::string filename, LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_9_STRUCT *data)
{
parser::section sib9("sib9");
bool name_enabled, hex_enabled;
std::string hnb_name, hex_value;
sib9.add_field(new parser::field<std::string>("hnb_name", &hnb_name, &name_enabled));
sib9.add_field(new parser::field<std::string>("hex_value", &hex_value, &hex_enabled));
// Run parser with single section
if (!parser::parse_section(filename, &sib9)) {
data->hnb_name_present = true;
if (name_enabled) {
strncpy((char*) data->hnb_name, hnb_name.c_str(), 47);
data->hnb_name[47] = 0;
data->hnb_name_size = strnlen(hnb_name.c_str(), 48);
} else if (hex_enabled) {
data->hnb_name_size = HexToBytes(hex_value, data->hnb_name, 48);
} else {
data->hnb_name_present = false;
}
return 0;
} else {
return -1;
}
}
int enb::parse_sibs(all_args_t *args, rrc_cfg_t *rrc_cfg, phy_cfg_t *phy_config_common)
{
LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_1_STRUCT *sib1 = &rrc_cfg->sibs[0].sib.sib1;
rrc_cfg->sibs[0].sib_type = LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_1;
LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_2_STRUCT *sib2 = &rrc_cfg->sibs[1].sib.sib2;
rrc_cfg->sibs[1].sib_type = LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_2;
LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_3_STRUCT *sib3 = &rrc_cfg->sibs[2].sib.sib3;
rrc_cfg->sibs[2].sib_type = LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_3;
LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_4_STRUCT *sib4 = &rrc_cfg->sibs[3].sib.sib4;
rrc_cfg->sibs[3].sib_type = LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_4;
LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_9_STRUCT *sib9 = &rrc_cfg->sibs[8].sib.sib9;
rrc_cfg->sibs[8].sib_type = LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_9;
// Read SIB1 configuration from file
bzero(sib1, sizeof(LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_1_STRUCT));
if (parse_sib1(args->enb_files.sib_config, sib1)) {
return -1;
}
// Fill rest of data from enb config
sib1->cell_id = (args->enb.s1ap.enb_id << 8) + args->enb.s1ap.cell_id;
sib1->tracking_area_code = args->enb.s1ap.tac;
sib1->freq_band_indicator = srslte_band_get_band(args->rf.dl_earfcn);
sib1->N_plmn_ids = 1;
sib1->plmn_id[0].id.mcc = args->enb.s1ap.mcc;
sib1->plmn_id[0].id.mnc = args->enb.s1ap.mnc;
sib1->plmn_id[0].resv_for_oper = LIBLTE_RRC_NOT_RESV_FOR_OPER;
sib1->cell_barred = LIBLTE_RRC_CELL_NOT_BARRED;
sib1->q_rx_lev_min_offset = 0;
// Generate SIB2
bzero(sib2, sizeof(LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_2_STRUCT));
if (parse_sib2(args->enb_files.sib_config, sib2)) {
return -1;
}
// SRS not yet supported
sib2->rr_config_common_sib.srs_ul_cnfg.present = false;
if (sib2->ul_bw.present) {
switch(args->enb.n_prb) {
case 6:
sib2->ul_bw.bw = LIBLTE_RRC_UL_BW_N6;
break;
case 15:
sib2->ul_bw.bw = LIBLTE_RRC_UL_BW_N15;
break;
case 25:
sib2->ul_bw.bw = LIBLTE_RRC_UL_BW_N25;
break;
case 50:
sib2->ul_bw.bw = LIBLTE_RRC_UL_BW_N50;
break;
case 75:
sib2->ul_bw.bw = LIBLTE_RRC_UL_BW_N75;
break;
case 100:
sib2->ul_bw.bw = LIBLTE_RRC_UL_BW_N100;
break;
}
}
if (sib2->arfcn_value_eutra.present) {
sib2->arfcn_value_eutra.value = args->rf.ul_earfcn;
}
// Generate SIB3 if defined in mapping info
if (sib_is_present(sib1->sched_info, sib1->N_sched_info, LIBLTE_RRC_SIB_TYPE_3)) {
bzero(sib3, sizeof(LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_3_STRUCT));
if (parse_sib3(args->enb_files.sib_config, sib3)) {
return -1;
}
}
// Generate SIB4 if defined in mapping info
if (sib_is_present(sib1->sched_info, sib1->N_sched_info, LIBLTE_RRC_SIB_TYPE_4)) {
bzero(sib4, sizeof(LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_4_STRUCT));
if (parse_sib4(args->enb_files.sib_config, sib4)) {
return -1;
}
}
// Generate SIB9 if defined in mapping info
if (sib_is_present(sib1->sched_info, sib1->N_sched_info, LIBLTE_RRC_SIB_TYPE_9)) {
bzero(sib9, sizeof(LIBLTE_RRC_SYS_INFO_BLOCK_TYPE_9_STRUCT));
if (parse_sib9(args->enb_files.sib_config, sib9)) {
return -1;
}
}
// Copy PHY common configuration
bzero(phy_config_common, sizeof(phy_cfg_t));
memcpy(&phy_config_common->prach_cnfg, &sib2->rr_config_common_sib.prach_cnfg, sizeof(LIBLTE_RRC_PRACH_CONFIG_SIB_STRUCT));
memcpy(&phy_config_common->pdsch_cnfg, &sib2->rr_config_common_sib.pdsch_cnfg, sizeof(LIBLTE_RRC_PDSCH_CONFIG_COMMON_STRUCT));
memcpy(&phy_config_common->pusch_cnfg, &sib2->rr_config_common_sib.pusch_cnfg, sizeof(LIBLTE_RRC_PUSCH_CONFIG_COMMON_STRUCT));
memcpy(&phy_config_common->pucch_cnfg, &sib2->rr_config_common_sib.pucch_cnfg, sizeof(LIBLTE_RRC_PUCCH_CONFIG_COMMON_STRUCT));
memcpy(&phy_config_common->srs_ul_cnfg, &sib2->rr_config_common_sib.srs_ul_cnfg, sizeof(LIBLTE_RRC_SRS_UL_CONFIG_COMMON_STRUCT));
return 0;
}
bool enb::sib_is_present(LIBLTE_RRC_SCHEDULING_INFO_STRUCT *sched_info, uint32_t nof_sched_info, LIBLTE_RRC_SIB_TYPE_ENUM sib_num)
{
for (uint32_t i=0;i<nof_sched_info;i++) {
for (uint32_t j=0;j<sched_info[i].N_sib_mapping_info;j++) {
if (sched_info[i].sib_mapping_info[j].sib_type == sib_num) {
return true;
}
}
}
return false;
}
int enb::parse_rr(all_args_t* args, rrc_cfg_t* rrc_cfg)
{
/* Transmission mode config section */
if (args->enb.transmission_mode < 1 || args->enb.transmission_mode > 4) {
ERROR("Invalid transmission mode (%d). Only indexes 1-4 are implemented.\n", args->enb.transmission_mode);
return SRSLTE_ERROR;
} else if (args->enb.transmission_mode == 1 && args->enb.nof_ports > 1) {
ERROR("Invalid number of ports (%d) for transmission mode (%d). Only one antenna port is allowed.\n",
args->enb.nof_ports, args->enb.transmission_mode);
return SRSLTE_ERROR;
} else if (args->enb.transmission_mode > 1 && args->enb.nof_ports != 2) {
ERROR("The selected number of ports (%d) are insufficient for the selected transmission mode (%d).\n",
args->enb.nof_ports, args->enb.transmission_mode);
return SRSLTE_ERROR;
}
bzero(&rrc_cfg->antenna_info, sizeof(LIBLTE_RRC_ANTENNA_INFO_DEDICATED_STRUCT));
rrc_cfg->antenna_info.tx_mode = (LIBLTE_RRC_TRANSMISSION_MODE_ENUM) (args->enb.transmission_mode - 1);
if (rrc_cfg->antenna_info.tx_mode == LIBLTE_RRC_TRANSMISSION_MODE_3) {
rrc_cfg->antenna_info.ue_tx_antenna_selection_setup = LIBLTE_RRC_UE_TX_ANTENNA_SELECTION_OPEN_LOOP;
rrc_cfg->antenna_info.ue_tx_antenna_selection_setup_present = false;
rrc_cfg->antenna_info.codebook_subset_restriction_choice = LIBLTE_RRC_CODEBOOK_SUBSET_RESTRICTION_N2_TM3;
rrc_cfg->antenna_info.codebook_subset_restriction = 0b11;
rrc_cfg->antenna_info.codebook_subset_restriction_present = true;
} else if (rrc_cfg->antenna_info.tx_mode == LIBLTE_RRC_TRANSMISSION_MODE_4) {
rrc_cfg->antenna_info.ue_tx_antenna_selection_setup = LIBLTE_RRC_UE_TX_ANTENNA_SELECTION_CLOSED_LOOP;
rrc_cfg->antenna_info.ue_tx_antenna_selection_setup_present = true;
rrc_cfg->antenna_info.codebook_subset_restriction_choice = LIBLTE_RRC_CODEBOOK_SUBSET_RESTRICTION_N2_TM4;
rrc_cfg->antenna_info.codebook_subset_restriction = 0b111111;
rrc_cfg->antenna_info.codebook_subset_restriction_present = true;
}
/* Parse power allocation */
rrc_cfg->pdsch_cfg = LIBLTE_RRC_PDSCH_CONFIG_P_A_N_ITEMS;
for (int i = 0; i < LIBLTE_RRC_PDSCH_CONFIG_P_A_N_ITEMS; i++) {
if (args->enb.p_a == liblte_rrc_pdsch_config_p_a_num[i]) {
rrc_cfg->pdsch_cfg = (LIBLTE_RRC_PDSCH_CONFIG_P_A_ENUM) i;
}
}
if (rrc_cfg->pdsch_cfg == LIBLTE_RRC_PDSCH_CONFIG_P_A_N_ITEMS) {
ERROR("Invalid p_a value (%f) only -6, -4.77, -3, -1.77, 0, 1, 2, 3 values allowed.", args->enb.p_a);
return SRSLTE_ERROR;
}
/* MAC config section */
parser::section mac_cnfg("mac_cnfg");
parser::section phr_cnfg("phr_cnfg");
mac_cnfg.add_subsection(&phr_cnfg);
mac_cnfg.set_optional(&rrc_cfg->mac_cnfg.phr_cnfg.setup_present);
phr_cnfg.add_field(
new parser::field_enum_str<LIBLTE_RRC_DL_PATHLOSS_CHANGE_ENUM>
("dl_pathloss_change", &rrc_cfg->mac_cnfg.phr_cnfg.dl_pathloss_change,
liblte_rrc_dl_pathloss_change_text, LIBLTE_RRC_DL_PATHLOSS_CHANGE_N_ITEMS)
);
phr_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_PERIODIC_PHR_TIMER_ENUM,int>
("periodic_phr_timer", &rrc_cfg->mac_cnfg.phr_cnfg.periodic_phr_timer,
liblte_rrc_periodic_phr_timer_num, LIBLTE_RRC_PERIODIC_PHR_TIMER_N_ITEMS)
);
phr_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_PROHIBIT_PHR_TIMER_ENUM,int>
("prohibit_phr_timer", &rrc_cfg->mac_cnfg.phr_cnfg.prohibit_phr_timer,
liblte_rrc_prohibit_phr_timer_num, LIBLTE_RRC_PROHIBIT_PHR_TIMER_N_ITEMS)
);
parser::section ulsch_cnfg("ulsch_cnfg");
mac_cnfg.add_subsection(&ulsch_cnfg);
rrc_cfg->mac_cnfg.ulsch_cnfg.tti_bundling = false;
ulsch_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_MAX_HARQ_TX_ENUM,int8>
("max_harq_tx", &rrc_cfg->mac_cnfg.ulsch_cnfg.max_harq_tx,
liblte_rrc_max_harq_tx_num, LIBLTE_RRC_MAX_HARQ_TX_N_ITEMS,
&rrc_cfg->mac_cnfg.ulsch_cnfg.max_harq_tx_present)
);
ulsch_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_PERIODIC_BSR_TIMER_ENUM,int32>
("periodic_bsr_timer", &rrc_cfg->mac_cnfg.ulsch_cnfg.periodic_bsr_timer,
liblte_rrc_periodic_bsr_timer_num, LIBLTE_RRC_PERIODIC_BSR_TIMER_N_ITEMS,
&rrc_cfg->mac_cnfg.ulsch_cnfg.periodic_bsr_timer_present)
);
ulsch_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_RETRANSMISSION_BSR_TIMER_ENUM,int32>
("retx_bsr_timer", &rrc_cfg->mac_cnfg.ulsch_cnfg.retx_bsr_timer,
liblte_rrc_retransmission_bsr_timer_num, LIBLTE_RRC_RETRANSMISSION_BSR_TIMER_N_ITEMS)
);
mac_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_TIME_ALIGNMENT_TIMER_ENUM,int32>
("time_alignment_timer", &rrc_cfg->mac_cnfg.time_alignment_timer,
liblte_rrc_time_alignment_timer_num, LIBLTE_RRC_TIME_ALIGNMENT_TIMER_N_ITEMS)
);
/* PHY config section */
parser::section phy_cfg("phy_cnfg");
parser::section pusch_cnfg_ded("pusch_cnfg_ded");
phy_cfg.add_subsection(&pusch_cnfg_ded);
pusch_cnfg_ded.add_field(new parser::field<uint8> ("beta_offset_ack_idx", &rrc_cfg->pusch_cfg.beta_offset_ack_idx));
pusch_cnfg_ded.add_field(new parser::field<uint8> ("beta_offset_ri_idx", &rrc_cfg->pusch_cfg.beta_offset_ri_idx));
pusch_cnfg_ded.add_field(new parser::field<uint8> ("beta_offset_cqi_idx", &rrc_cfg->pusch_cfg.beta_offset_cqi_idx));
parser::section sched_request_cnfg("sched_request_cnfg");
phy_cfg.add_subsection(&sched_request_cnfg);
sched_request_cnfg.add_field(
new parser::field_enum_num<LIBLTE_RRC_DSR_TRANS_MAX_ENUM,int32>
("dsr_trans_max", &rrc_cfg->sr_cfg.dsr_max,
liblte_rrc_dsr_trans_max_num, LIBLTE_RRC_DSR_TRANS_MAX_N_ITEMS)
);
sched_request_cnfg.add_field(new parser::field<uint32> ("period", &rrc_cfg->sr_cfg.period));
sched_request_cnfg.add_field(new parser::field<uint32> ("nof_prb", &rrc_cfg->sr_cfg.nof_prb));
sched_request_cnfg.add_field(new field_sf_mapping(rrc_cfg->sr_cfg.sf_mapping, &rrc_cfg->sr_cfg.nof_subframes));
parser::section cqi_report_cnfg("cqi_report_cnfg");
phy_cfg.add_subsection(&cqi_report_cnfg);
cqi_report_cnfg.add_field(
new parser::field_enum_str<rrc_cfg_cqi_mode_t>
("mode", &rrc_cfg->cqi_cfg.mode,
rrc_cfg_cqi_mode_text, RRC_CFG_CQI_MODE_N_ITEMS)
);
cqi_report_cnfg.add_field(new parser::field<uint32> ("period", &rrc_cfg->cqi_cfg.period));
cqi_report_cnfg.add_field(new parser::field<uint32> ("nof_prb", &rrc_cfg->cqi_cfg.nof_prb));
cqi_report_cnfg.add_field(new parser::field<bool> ("simultaneousAckCQI", &rrc_cfg->cqi_cfg.simultaneousAckCQI));
cqi_report_cnfg.add_field(new field_sf_mapping(rrc_cfg->cqi_cfg.sf_mapping, &rrc_cfg->cqi_cfg.nof_subframes));
// Run parser with two sections
parser p(args->enb_files.rr_config);
p.add_section(&mac_cnfg);
p.add_section(&phy_cfg);
return p.parse();
}
int field_sf_mapping::parse(libconfig::Setting &root)
{
*nof_subframes = root["subframe"].getLength();
for (uint32_t i=0;i<*nof_subframes;i++) {
sf_mapping[i] = root["subframe"][i];
}
return 0;
}
int enb::parse_drb(all_args_t* args, rrc_cfg_t* rrc_cfg)
{
parser::section qci("qci_config");
qci.add_field(new field_qci(rrc_cfg->qci_cfg));
return parser::parse_section(args->enb_files.drb_config, &qci);
}
int field_qci::parse(libconfig::Setting &root)
{
uint32_t nof_qci = root.getLength();
bzero(cfg, sizeof(rrc_cfg_qci_t)*MAX_NOF_QCI);
for (uint32_t i=0;i<nof_qci;i++) {
libconfig::Setting &q = root[i];
uint32_t qci = q["qci"];
// Parse PDCP section
if (!q.exists("pdcp_config")) {
fprintf(stderr, "Error section pdcp_config not found for qci=%d\n", qci);
return -1;
}
parser::field_enum_num<LIBLTE_RRC_DISCARD_TIMER_ENUM,int32> discard_timer
("discard_timer", &cfg[qci].pdcp_cfg.discard_timer,
liblte_rrc_discard_timer_num, LIBLTE_RRC_DISCARD_TIMER_N_ITEMS);
if (discard_timer.parse(q["pdcp_config"])) {
cfg[qci].pdcp_cfg.discard_timer_present = false;
} else {
cfg[qci].pdcp_cfg.discard_timer_present = true;
}
parser::field_enum_num<LIBLTE_RRC_PDCP_SN_SIZE_ENUM,int8> pdcp_sn_size
("pdcp_sn_size", &cfg[qci].pdcp_cfg.rlc_um_pdcp_sn_size,
liblte_rrc_pdcp_sn_size_num, LIBLTE_RRC_PDCP_SN_SIZE_N_ITEMS);
if (pdcp_sn_size.parse(q["pdcp_config"])) {
cfg[qci].pdcp_cfg.rlc_um_pdcp_sn_size_present = false;
} else {
cfg[qci].pdcp_cfg.rlc_um_pdcp_sn_size_present = true;
}
if (q["pdcp_config"].lookupValue("status_report_required", cfg[qci].pdcp_cfg.rlc_am_status_report_required)) {
cfg[qci].pdcp_cfg.rlc_am_status_report_required_present = true;
} else {
cfg[qci].pdcp_cfg.rlc_am_status_report_required_present = false;
}
// Parse RLC section
if (q["rlc_config"].exists("ul_am")) {
cfg[qci].rlc_cfg.rlc_mode = LIBLTE_RRC_RLC_MODE_AM;
} else if (q["rlc_config"].exists("ul_um") && q["rlc_config"].exists("dl_um")) {
cfg[qci].rlc_cfg.rlc_mode = LIBLTE_RRC_RLC_MODE_UM_BI;
} else if (q["rlc_config"].exists("ul_um") && !q["rlc_config"].exists("dl_um")) {
cfg[qci].rlc_cfg.rlc_mode = LIBLTE_RRC_RLC_MODE_UM_UNI_UL;
} else if (!q["rlc_config"].exists("ul_um") && q["rlc_config"].exists("dl_um")) {
cfg[qci].rlc_cfg.rlc_mode = LIBLTE_RRC_RLC_MODE_UM_UNI_DL;
} else {
fprintf(stderr, "Invalid combination of UL/DL UM/AM for qci=%d\n", qci);
return -1;
}
// Parse RLC-UM section
if (q["rlc_config"].exists("ul_um")) {
LIBLTE_RRC_UL_UM_RLC_STRUCT *rlc_cfg = &cfg[qci].rlc_cfg.ul_um_bi_rlc;
if (cfg[qci].rlc_cfg.rlc_mode == LIBLTE_RRC_RLC_MODE_UM_UNI_UL) {
rlc_cfg = &cfg[qci].rlc_cfg.ul_um_bi_rlc;
}
parser::field_enum_num<LIBLTE_RRC_SN_FIELD_LENGTH_ENUM,uint8> sn_field_len
("sn_field_length", &rlc_cfg->sn_field_len,
liblte_rrc_sn_field_length_num, LIBLTE_RRC_SN_FIELD_LENGTH_N_ITEMS);
sn_field_len.parse(q["rlc_config"]["ul_um"]);
}
if (q["rlc_config"].exists("dl_um")) {
LIBLTE_RRC_DL_UM_RLC_STRUCT *rlc_cfg = &cfg[qci].rlc_cfg.dl_um_bi_rlc;
if (cfg[qci].rlc_cfg.rlc_mode == LIBLTE_RRC_RLC_MODE_UM_UNI_DL) {
rlc_cfg = &cfg[qci].rlc_cfg.dl_um_bi_rlc;
}
parser::field_enum_num<LIBLTE_RRC_SN_FIELD_LENGTH_ENUM,uint8> sn_field_len
("sn_field_length", &rlc_cfg->sn_field_len,
liblte_rrc_sn_field_length_num, LIBLTE_RRC_SN_FIELD_LENGTH_N_ITEMS);
sn_field_len.parse(q["rlc_config"]["dl_um"]);
parser::field_enum_num<LIBLTE_RRC_T_REORDERING_ENUM,int32> t_reordering
("t_reordering", &rlc_cfg->t_reordering,
liblte_rrc_t_reordering_num, LIBLTE_RRC_T_REORDERING_N_ITEMS);
t_reordering.parse(q["rlc_config"]["dl_um"]);
}
// Parse RLC-AM section
if (q["rlc_config"].exists("ul_am")) {
LIBLTE_RRC_UL_AM_RLC_STRUCT *rlc_cfg = &cfg[qci].rlc_cfg.ul_am_rlc;
parser::field_enum_num<LIBLTE_RRC_T_POLL_RETRANSMIT_ENUM,int32> t_poll_retx
("t_poll_retx", &rlc_cfg->t_poll_retx,
liblte_rrc_t_poll_retransmit_num, LIBLTE_RRC_T_POLL_RETRANSMIT_N_ITEMS);
t_poll_retx.parse(q["rlc_config"]["ul_am"]);
parser::field_enum_num<LIBLTE_RRC_POLL_PDU_ENUM,int32> poll_pdu
("poll_pdu", &rlc_cfg->poll_pdu,
liblte_rrc_poll_pdu_num, LIBLTE_RRC_POLL_PDU_N_ITEMS);
poll_pdu.parse(q["rlc_config"]["ul_am"]);
parser::field_enum_num<LIBLTE_RRC_POLL_BYTE_ENUM,int32> poll_byte
("poll_byte", &rlc_cfg->poll_byte,
liblte_rrc_poll_byte_num, LIBLTE_RRC_POLL_BYTE_N_ITEMS);
poll_byte.parse(q["rlc_config"]["ul_am"]);
parser::field_enum_num<LIBLTE_RRC_MAX_RETX_THRESHOLD_ENUM,uint32_t> max_retx_thresh
("max_retx_thresh", &rlc_cfg->max_retx_thresh,
liblte_rrc_max_retx_threshold_num, LIBLTE_RRC_MAX_RETX_THRESHOLD_N_ITEMS);
max_retx_thresh.parse(q["rlc_config"]["ul_am"]);
}
if (q["rlc_config"].exists("dl_am")) {
LIBLTE_RRC_DL_AM_RLC_STRUCT *rlc_cfg = &cfg[qci].rlc_cfg.dl_am_rlc;
parser::field_enum_num<LIBLTE_RRC_T_REORDERING_ENUM,int32> t_reordering
("t_reordering", &rlc_cfg->t_reordering,
liblte_rrc_t_reordering_num, LIBLTE_RRC_T_REORDERING_N_ITEMS);
t_reordering.parse(q["rlc_config"]["dl_am"]);
parser::field_enum_num<LIBLTE_RRC_T_STATUS_PROHIBIT_ENUM,int32> t_status_prohibit
("t_status_prohibit", &rlc_cfg->t_status_prohibit,
liblte_rrc_t_status_prohibit_num, LIBLTE_RRC_T_STATUS_PROHIBIT_N_ITEMS);
t_status_prohibit.parse(q["rlc_config"]["dl_am"]);
}
// Parse logical channel configuration section
if (!q.exists("logical_channel_config")) {
fprintf(stderr, "Error section logical_channel_config not found for qci=%d\n", qci);
return -1;
}
LIBLTE_RRC_UL_SPECIFIC_PARAMETERS_STRUCT *lc_cfg = &cfg[qci].lc_cfg;
parser::field<uint8> priority ("priority", &lc_cfg->priority);
priority.parse(q["logical_channel_config"]);
parser::field_enum_num<LIBLTE_RRC_PRIORITIZED_BIT_RATE_ENUM,int32> prioritized_bit_rate
("prioritized_bit_rate", &lc_cfg->prioritized_bit_rate,
liblte_rrc_prioritized_bit_rate_num, LIBLTE_RRC_PRIORITIZED_BIT_RATE_N_ITEMS);
prioritized_bit_rate.parse(q["logical_channel_config"]);
parser::field_enum_num<LIBLTE_RRC_BUCKET_SIZE_DURATION_ENUM,int16> bucket_size_duration
("bucket_size_duration", &lc_cfg->bucket_size_duration,
liblte_rrc_bucket_size_duration_num, LIBLTE_RRC_BUCKET_SIZE_DURATION_N_ITEMS);
bucket_size_duration.parse(q["logical_channel_config"]);
parser::field<uint8> log_chan_group ("log_chan_group", &lc_cfg->log_chan_group);
if (log_chan_group.parse(q["logical_channel_config"])) {
lc_cfg->log_chan_group_present = false;
} else {
lc_cfg->log_chan_group_present = true;
}
cfg[qci].configured = true;
}
return 0;
}
}
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