mirror of https://github.com/PentHertz/srsLTE.git
155 lines
4.3 KiB
C++
155 lines
4.3 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2015 Software Radio Systems Limited
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*
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* \section LICENSE
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*
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* This file is part of the srsUE library.
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*
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* srsUE 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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* srsUE 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 UEPHYWORKER_H
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#define UEPHYWORKER_H
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#include <string.h>
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#include "srslte/srslte.h"
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#include "srslte/common/thread_pool.h"
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#include "srslte/common/trace.h"
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#include "phy/phch_common.h"
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#define LOG_EXECTIME
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namespace srsue {
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class phch_worker : public srslte::thread_pool::worker
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{
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public:
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phch_worker();
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void reset();
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void set_common(phch_common *phy);
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bool init_cell(srslte_cell_t cell);
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void free_cell();
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/* Functions used by main PHY thread */
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cf_t* get_buffer(uint32_t antenna_idx);
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void set_tti(uint32_t tti, uint32_t tx_tti);
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void set_tx_time(srslte_timestamp_t tx_time);
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void set_cfo(float cfo);
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void set_sample_offset(float sample_offset);
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void set_ul_params(bool pregen_disabled = false);
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void set_crnti(uint16_t rnti);
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void enable_pregen_signals(bool enabled);
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void start_trace();
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void write_trace(std::string filename);
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int read_ce_abs(float *ce_abs);
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int read_pdsch_d(cf_t *pdsch_d);
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void start_plot();
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private:
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/* Inherited from thread_pool::worker. Function called every subframe to run the DL/UL processing */
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void work_imp();
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/* Internal methods */
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bool extract_fft_and_pdcch_llr();
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/* ... for DL */
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bool decode_pdcch_ul(mac_interface_phy::mac_grant_t *grant);
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bool decode_pdcch_dl(mac_interface_phy::mac_grant_t *grant);
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bool decode_phich(bool *ack);
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bool decode_pdsch(srslte_ra_dl_grant_t *grant, uint8_t *payload, srslte_softbuffer_rx_t* softbuffer, int rv, uint16_t rnti, uint32_t pid);
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/* ... for UL */
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void encode_pusch(srslte_ra_ul_grant_t *grant, uint8_t *payload, uint32_t current_tx_nb, srslte_softbuffer_tx_t *softbuffer,
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uint32_t rv, uint16_t rnti, bool is_from_rar);
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void encode_pucch();
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void encode_srs();
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void reset_uci();
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void set_uci_sr();
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void set_uci_periodic_cqi();
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void set_uci_aperiodic_cqi();
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void set_uci_ack(bool ack);
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bool srs_is_ready_to_send();
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float set_power(float tx_power);
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void setup_tx_gain();
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void update_measurements();
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void tr_log_start();
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void tr_log_end();
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struct timeval tr_time[3];
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srslte::trace<uint32_t> tr_exec;
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bool trace_enabled;
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/* Common objects */
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phch_common *phy;
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srslte_cell_t cell;
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bool cell_initiated;
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cf_t *signal_buffer[SRSLTE_MAX_PORTS];
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uint32_t tti;
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uint32_t tx_tti;
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bool pregen_enabled;
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uint32_t last_dl_pdcch_ncce;
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bool rnti_is_set;
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/* Objects for DL */
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srslte_ue_dl_t ue_dl;
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uint32_t cfi;
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uint16_t dl_rnti;
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/* Objects for UL */
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srslte_ue_ul_t ue_ul;
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srslte_timestamp_t tx_time;
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srslte_uci_data_t uci_data;
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uint16_t ul_rnti;
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// UL configuration parameters
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srslte_refsignal_srs_cfg_t srs_cfg;
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srslte_pucch_cfg_t pucch_cfg;
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srslte_refsignal_dmrs_pusch_cfg_t dmrs_cfg;
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srslte_pusch_hopping_cfg_t pusch_hopping;
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srslte_pucch_sched_t pucch_sched;
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srslte_uci_cfg_t uci_cfg;
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srslte_cqi_periodic_cfg_t period_cqi;
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srslte_ue_ul_powerctrl_t power_ctrl;
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uint32_t I_sr;
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float cfo;
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bool rar_cqi_request;
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// Metrics
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dl_metrics_t dl_metrics;
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ul_metrics_t ul_metrics;
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#ifdef LOG_EXECTIME
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struct timeval logtime_start[3];
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bool chest_done;
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#endif
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};
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} // namespace srsue
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#endif // UEPHYWORKER_H
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