/** * * \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/. * */ #ifndef SRSENB_PHCH_COMMON_H #define SRSENB_PHCH_COMMON_H #include #include #include "srslte/interfaces/enb_interfaces.h" #include "srslte/interfaces/enb_metrics_interface.h" #include "srslte/common/gen_mch_tables.h" #include "srslte/common/log.h" #include "srslte/common/threads.h" #include "srslte/common/thread_pool.h" #include "srslte/radio/radio.h" #include namespace srsenb { typedef struct { float max_prach_offset_us; int pusch_max_its; bool pusch_8bit_decoder; float tx_amplitude; int nof_phy_threads; std::string equalizer_mode; float estimator_fil_w; bool pregenerate_signals; } phy_args_t; typedef enum{ SUBFRAME_TYPE_REGULAR = 0, SUBFRAME_TYPE_MBSFN, SUBFRAME_TYPE_N_ITEMS, } subframe_type_t; static const char subframe_type_text[SUBFRAME_TYPE_N_ITEMS][20] = {"Regular", "MBSFN"}; /* Subframe config */ typedef struct { subframe_type_t sf_type; uint8_t mbsfn_area_id; uint8_t non_mbsfn_region_length; uint8_t mbsfn_mcs; bool mbsfn_encode; bool is_mcch; } subframe_cfg_t; class phch_common { public: phch_common(uint32_t nof_workers); ~phch_common(); void set_nof_workers(uint32_t nof_workers); bool init(srslte_cell_t *cell, srslte::radio *radio_handler, mac_interface_phy *mac); void reset(); void stop(); void worker_end(uint32_t tx_mutex_cnt, cf_t *buffer[SRSLTE_MAX_PORTS], uint32_t nof_samples, srslte_timestamp_t tx_time); // Common objects srslte_cell_t cell; srslte_refsignal_dmrs_pusch_cfg_t pusch_cfg; srslte_pusch_hopping_cfg_t hopping_cfg; srslte_pucch_cfg_t pucch_cfg; uint8_t pdsch_p_b; phy_args_t params; srslte::radio *radio; mac_interface_phy *mac; // Common objects for schedulign grants mac_interface_phy::ul_sched_t ul_grants[TTIMOD_SZ]; mac_interface_phy::dl_sched_t dl_grants[TTIMOD_SZ]; // Map of pending ACKs for each user typedef struct { bool is_pending[TTIMOD_SZ][SRSLTE_MAX_TB]; uint16_t n_pdcch[TTIMOD_SZ]; } pending_ack_t; class common_ue { public: pending_ack_t pending_ack; uint8_t ri; int last_ul_tbs[2*HARQ_DELAY_MS]; srslte_mod_t last_ul_mod[2*HARQ_DELAY_MS]; }; std::map common_ue_db; void ue_db_add_rnti(uint16_t rnti); void ue_db_rem_rnti(uint16_t rnti); void ue_db_clear(uint32_t sf_idx); void ue_db_set_ack_pending(uint32_t sf_idx, uint16_t rnti, uint32_t tb_idx, uint32_t n_pdcch); bool ue_db_is_ack_pending(uint32_t sf_idx, uint16_t rnti, uint32_t tb_idx, uint32_t *last_n_pdcch = NULL); void ue_db_set_ri(uint16_t rnti, uint8_t ri); uint8_t ue_db_get_ri(uint16_t rnti); void ue_db_set_last_ul_mod(uint16_t rnti, uint32_t tti, srslte_mod_t mcs); srslte_mod_t ue_db_get_last_ul_mod(uint16_t rnti, uint32_t tti); void ue_db_set_last_ul_tbs(uint16_t rnti, uint32_t tti, int tbs); int ue_db_get_last_ul_tbs(uint16_t rnti, uint32_t tti); void configure_mbsfn(phy_interface_rrc::phy_cfg_mbsfn_t *cfg); void build_mch_table(); void build_mcch_table(); void get_sf_config(subframe_cfg_t *cfg, uint32_t phy_tti); private: std::vector tx_sem; bool is_first_tx; bool is_first_of_burst; uint32_t nof_workers; uint32_t max_workers; pthread_mutex_t user_mutex; phy_interface_rrc::phy_cfg_mbsfn_t mbsfn; bool sib13_configured; bool mcch_configured; uint8_t mch_table[40]; uint8_t mcch_table[10]; uint8_t mch_sf_idx_lut[10]; bool is_mch_subframe(subframe_cfg_t *cfg, uint32_t phy_tti); bool is_mcch_subframe(subframe_cfg_t *cfg, uint32_t phy_tti); void add_rnti(uint16_t rnti); }; } // namespace srsenb #endif // SRSENB_PHCH_COMMON_H