mirror of https://github.com/PentHertz/srsLTE.git
178 lines
5.0 KiB
C++
178 lines
5.0 KiB
C++
/*
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* Copyright 2013-2019 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSUE_PHY_H
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#define SRSUE_PHY_H
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#include "async_scell_recv.h"
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#include "phy_common.h"
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#include "phy_metrics.h"
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#include "prach.h"
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#include "sf_worker.h"
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#include "srslte/common/log_filter.h"
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#include "srslte/common/trace.h"
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#include "srslte/interfaces/ue_interfaces.h"
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#include "srslte/radio/radio.h"
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#include "srslte/srslte.h"
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#include "srsue/hdr/phy/ue_lte_phy_base.h"
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#include "sync.h"
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namespace srsue {
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typedef _Complex float cf_t;
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class phy : public ue_lte_phy_base, public thread
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{
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public:
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phy();
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~phy() = default;
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// Init defined in base class
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int init(const phy_args_t& args_, srslte::logger* logger_);
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// Init for LTE PHYs
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int init(const phy_args_t& args_,
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srslte::logger* logger_,
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stack_interface_phy_lte* stack_,
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radio_interface_phy* radio_);
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void stop();
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void wait_initialize();
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bool is_initiated();
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void get_metrics(phy_metrics_t* m);
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void srslte_phy_logger(phy_logger_level_t log_level, char *str);
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void enable_pregen_signals(bool enable);
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void set_earfcn(std::vector<uint32_t> earfcns);
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void radio_overflow();
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void radio_failure();
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/********** RRC INTERFACE ********************/
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void reset();
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cell_search_ret_t cell_search(phy_cell_t *cell);
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bool cell_select(phy_cell_t *cell);
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void meas_reset();
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int meas_start(uint32_t earfcn, int pci);
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int meas_stop(uint32_t earfcn, int pci);
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// also MAC interface
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bool cell_is_camping();
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/********** MAC INTERFACE ********************/
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/* Sets a C-RNTI allowing the PHY to pregenerate signals if necessary */
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void set_crnti(uint16_t rnti);
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/* Instructs the PHY to configure using the parameters written by set_param() */
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void configure_prach_params();
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/* Transmits PRACH in the next opportunity */
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void prach_send(uint32_t preamble_idx, int allowed_subframe = -1, float target_power_dbm = 0.0);
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prach_info_t prach_get_info();
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/* Indicates the transmission of a SR signal in the next opportunity */
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void sr_send();
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int sr_last_tx_tti();
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// Time advance commands
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void set_timeadv_rar(uint32_t ta_cmd);
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void set_timeadv(uint32_t ta_cmd);
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/* Activate / Disactivate SCell*/
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void set_activation_deactivation_scell(uint32_t ta_cmd);
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/* Sets RAR dci payload */
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void set_rar_grant(uint8_t grant_payload[SRSLTE_RAR_GRANT_LEN], uint16_t rnti);
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/* Get/Set PHY parameters interface from RRC */
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void set_config(phy_cfg_t *phy_cfg);
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void set_config_scell(asn1::rrc::scell_to_add_mod_r10_s* scell_config);
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void set_config_tdd(asn1::rrc::tdd_cfg_s* tdd);
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void set_config_mbsfn_sib2(asn1::rrc::sib_type2_s* sib2);
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void set_config_mbsfn_sib13(asn1::rrc::sib_type13_r9_s* sib13);
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void set_config_mbsfn_mcch(asn1::rrc::mcch_msg_s* mcch);
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/*Set MAC->PHY MCH period stopping point*/
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void set_mch_period_stop(uint32_t stop);
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float get_phr();
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float get_pathloss_db();
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uint32_t get_current_tti();
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void get_current_cell(srslte_cell_t *cell, uint32_t *current_earfcn = NULL);
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uint32_t get_current_earfcn();
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uint32_t get_current_pci();
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void start_plot();
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const static int MAX_WORKERS = 4;
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const static int DEFAULT_WORKERS = 4;
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std::string get_type() { return "lte_soft"; }
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private:
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void run_thread();
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bool initiated;
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uint32_t nof_workers;
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const static int SF_RECV_THREAD_PRIO = 1;
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const static int WORKERS_THREAD_PRIO = 2;
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radio_interface_phy* radio;
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std::vector<srslte::log_filter*> log_vec;
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srslte::logger* logger;
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srslte::log* log_h;
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srslte::log *log_phy_lib_h;
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srsue::stack_interface_phy_lte* stack;
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srslte::thread_pool workers_pool;
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std::vector<sf_worker*> workers;
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phy_common common;
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sync sfsync;
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async_scell_recv_vector scell_sync;
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uint32_t scell_earfcn[SRSLTE_MAX_CARRIERS - 1];
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prach prach_buffer;
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srslte_prach_cfg_t prach_cfg;
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srslte_tdd_config_t tdd_config;
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phy_interface_rrc_lte::phy_cfg_t config;
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phy_args_t args;
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/* Current time advance */
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uint32_t n_ta;
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void set_default_args(phy_args_t *args);
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bool check_args(const phy_args_t& args);
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};
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} // namespace srsue
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#endif // SRSUE_PHY_H
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