/* * Copyright 2013-2019 Software Radio Systems Limited * * This file is part of srsLTE. * * srsLTE 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. * * srsLTE 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 SRSUE_PHCH_COMMON_H #define SRSUE_PHCH_COMMON_H #define TX_MODE_CONTINUOUS 1 #include "phy_metrics.h" #include "srslte/common/gen_mch_tables.h" #include "srslte/common/log.h" #include "srslte/interfaces/common_interfaces.h" #include "srslte/interfaces/ue_interfaces.h" #include "srslte/radio/radio.h" #include "srslte/srslte.h" #include #include #include #include namespace srsue { class chest_feedback_itf { public: virtual void in_sync() = 0; virtual void out_of_sync() = 0; virtual void set_cfo(float cfo) = 0; }; /* Subclass that manages variables common to all workers */ class phy_common { public: /* Common variables used by all phy workers */ phy_args_t* args; stack_interface_phy_lte* stack; phy_interface_rrc_lte::phy_cfg_mbsfn_t mbsfn_config; /* Power control variables */ float pathloss[SRSLTE_MAX_CARRIERS]; float cur_pathloss; float p0_preamble; float cur_radio_power; float cur_pusch_power; float avg_rsrp[SRSLTE_MAX_CARRIERS]; float avg_rsrp_dbm[SRSLTE_MAX_CARRIERS]; float avg_rsrq_db; float avg_rssi_dbm; float rx_gain_offset; float avg_snr_db_cqi[SRSLTE_MAX_CARRIERS]; float avg_snr_db_sync; float avg_noise[SRSLTE_MAX_CARRIERS]; bool pcell_meas_enabled; uint32_t pcell_report_period; bool pcell_first_measurement; // SCell EARFCN, PCI, configured and enabled list typedef struct { uint32_t earfcn = 0; uint32_t pci = 0; bool configured = false; bool enabled = false; } scell_cfg_t; scell_cfg_t scell_cfg[SRSLTE_MAX_CARRIERS]; // Save last TBS for uplink (mcs >= 28) srslte_ra_tb_t last_ul_tb[SRSLTE_MAX_HARQ_PROC][SRSLTE_MAX_CARRIERS]; // Save last TBS for DL (Format1C) int last_dl_tbs[SRSLTE_MAX_HARQ_PROC][SRSLTE_MAX_CARRIERS][SRSLTE_MAX_CODEWORDS]; phy_common(uint32_t max_workers); ~phy_common(); void init(phy_args_t* args, srslte::log* _log, srslte::radio_interface_phy* _radio, stack_interface_phy_lte* _stack); uint32_t ul_pidof(uint32_t tti, srslte_tdd_config_t* tdd_config); // Set configurations for lib objects void set_ue_dl_cfg(srslte_ue_dl_cfg_t* ue_dl_cfg); void set_ue_ul_cfg(srslte_ue_ul_cfg_t* ue_ul_cfg); void set_pdsch_cfg(srslte_pdsch_cfg_t* pdsch_cfg); void set_rar_grant(uint8_t grant_payload[SRSLTE_RAR_GRANT_LEN], uint16_t rnti, srslte_tdd_config_t tdd_config); void set_ul_pending_ack(srslte_ul_sf_cfg_t* sf, uint32_t cc_idx, srslte_phich_grant_t phich_grant, srslte_dci_ul_t* dci_ul); bool get_ul_pending_ack(srslte_dl_sf_cfg_t* sf, uint32_t cc_idx, srslte_phich_grant_t* phich_grant, srslte_dci_ul_t* dci_ul); bool is_any_ul_pending_ack(); bool get_ul_received_ack(srslte_ul_sf_cfg_t* sf, uint32_t cc_idx, bool* ack_value, srslte_dci_ul_t* dci_ul); void set_ul_received_ack( srslte_dl_sf_cfg_t* sf, uint32_t cc_idx, bool ack_value, uint32_t I_phich, srslte_dci_ul_t* dci_ul); void set_ul_pending_grant(srslte_dl_sf_cfg_t* sf, uint32_t cc_idx, srslte_dci_ul_t* dci); bool get_ul_pending_grant(srslte_ul_sf_cfg_t* sf, uint32_t cc_idx, uint32_t* pid, srslte_dci_ul_t* dci); void set_rar_grant_tti(uint32_t tti); void set_dl_pending_ack(srslte_dl_sf_cfg_t* sf, uint32_t cc_idx, uint8_t value[SRSLTE_MAX_CODEWORDS], srslte_pdsch_ack_resource_t resource); bool get_dl_pending_ack(srslte_ul_sf_cfg_t* sf, uint32_t cc_idx, srslte_pdsch_ack_cc_t* ack); void worker_end(uint32_t tti, bool tx_enable, cf_t* buffer[SRSLTE_MAX_RADIOS][SRSLTE_MAX_PORTS], uint32_t nof_samples[SRSLTE_MAX_RADIOS], srslte_timestamp_t tx_time[SRSLTE_MAX_RADIOS]); void set_nof_workers(uint32_t nof_workers); bool sr_enabled; int sr_last_tx_tti; srslte::radio_interface_phy* get_radio(); void set_cell(const srslte_cell_t& c); uint32_t get_nof_prb(); void set_dl_metrics(const dl_metrics_t m, uint32_t cc_idx); void get_dl_metrics(dl_metrics_t m[SRSLTE_MAX_CARRIERS]); void set_ul_metrics(const ul_metrics_t m, uint32_t cc_idx); void get_ul_metrics(ul_metrics_t m[SRSLTE_MAX_CARRIERS]); void set_sync_metrics(const uint32_t& cc_idx, const sync_metrics_t& m); void get_sync_metrics(sync_metrics_t m[SRSLTE_MAX_CARRIERS]); void reset(); void reset_radio(); /* SCell Management */ void enable_scell(uint32_t cc_idx, bool enable); void build_mch_table(); void build_mcch_table(); void set_mcch(); bool is_mbsfn_sf(srslte_mbsfn_cfg_t* cfg, uint32_t tti); void set_mch_period_stop(uint32_t stop); private: bool have_mtch_stop; pthread_mutex_t mtch_mutex; pthread_cond_t mtch_cvar; std::vector tx_sem; uint32_t nof_workers; uint32_t max_workers; bool is_first_of_burst[SRSLTE_MAX_RADIOS]; srslte::radio_interface_phy* radio_h; float cfo; srslte::log* log_h; srslte::channel_ptr ul_channel = nullptr; int rar_grant_tti; typedef struct { bool enable; srslte_phich_grant_t phich_grant; srslte_dci_ul_t dci_ul; } pending_ul_ack_t; pending_ul_ack_t pending_ul_ack[TTIMOD_SZ][SRSLTE_MAX_CARRIERS][2]; pthread_mutex_t pending_ul_ack_mutex; typedef struct { bool hi_value; bool hi_present; srslte_dci_ul_t dci_ul; } received_ul_ack_t; received_ul_ack_t received_ul_ack[TTIMOD_SZ][SRSLTE_MAX_CARRIERS]; pthread_mutex_t received_ul_ack_mutex; typedef struct { bool enable; uint32_t pid; srslte_dci_ul_t dci; } pending_ul_grant_t; pending_ul_grant_t pending_ul_grant[TTIMOD_SZ][SRSLTE_MAX_CARRIERS]; pthread_mutex_t pending_ul_grant_mutex; typedef struct { bool enable; uint8_t value[SRSLTE_MAX_CODEWORDS]; // 0/1 or 2 for DTX srslte_pdsch_ack_resource_t resource; } received_ack_t; received_ack_t pending_dl_ack[TTIMOD_SZ][SRSLTE_MAX_CARRIERS]; uint32_t pending_dl_dai[TTIMOD_SZ][SRSLTE_MAX_CARRIERS]; pthread_mutex_t pending_dl_ack_mutex; bool is_first_tx; srslte_cell_t cell; dl_metrics_t dl_metrics[SRSLTE_MAX_CARRIERS]; uint32_t dl_metrics_count; bool dl_metrics_read; ul_metrics_t ul_metrics[SRSLTE_MAX_CARRIERS]; uint32_t ul_metrics_count; bool ul_metrics_read; sync_metrics_t sync_metrics[SRSLTE_MAX_CARRIERS]; uint32_t sync_metrics_count; bool sync_metrics_read; // MBSFN bool sib13_configured; bool mcch_configured; uint32_t mch_period_stop; uint8_t mch_table[40]; uint8_t mcch_table[10]; bool is_mch_subframe(srslte_mbsfn_cfg_t* cfg, uint32_t phy_tti); bool is_mcch_subframe(srslte_mbsfn_cfg_t* cfg, uint32_t phy_tti); }; } // namespace srsue #endif // SRSUE_PDCH_COMMON_H