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190 lines
6.2 KiB
C++
190 lines
6.2 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2021 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*/
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/******************************************************************************
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* File: enb_stack_lte.h
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* Description: L2/L3 LTE eNB stack class.
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*****************************************************************************/
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#ifndef SRSRAN_ENB_STACK_LTE_H
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#define SRSRAN_ENB_STACK_LTE_H
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#include "mac/mac.h"
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#include "mac/mac_nr.h"
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#include "rrc/rrc.h"
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#include "rrc/rrc_nr.h"
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#include "s1ap/s1ap.h"
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#include "srsran/common/task_scheduler.h"
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#include "upper/gtpu.h"
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#include "upper/pdcp.h"
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#include "upper/rlc.h"
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#include "enb_stack_base.h"
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#include "srsran/common/mac_pcap_net.h"
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#include "srsran/interfaces/enb_interfaces.h"
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#include "srsran/srslog/srslog.h"
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namespace srsenb {
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class enb_stack_lte final : public enb_stack_base,
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public stack_interface_phy_lte,
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public stack_interface_phy_nr,
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public srsran::thread
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{
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public:
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enb_stack_lte(srslog::sink& log_sink);
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~enb_stack_lte() final;
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// eNB stack base interface
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int init(const stack_args_t& args_, const rrc_cfg_t& rrc_cfg_, phy_interface_stack_lte* phy_);
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int init(const stack_args_t& args_, const rrc_cfg_t& rrc_cfg_);
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void stop() final;
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std::string get_type() final;
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bool get_metrics(stack_metrics_t* metrics) final;
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/* PHY-MAC interface */
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int sr_detected(uint32_t tti, uint16_t rnti) final { return mac.sr_detected(tti, rnti); }
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void rach_detected(uint32_t tti, uint32_t primary_cc_idx, uint32_t preamble_idx, uint32_t time_adv) final
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{
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mac.rach_detected(tti, primary_cc_idx, preamble_idx, time_adv);
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}
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int ri_info(uint32_t tti, uint16_t rnti, uint32_t cc_idx, uint32_t ri_value) final
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{
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return mac.ri_info(tti, rnti, cc_idx, ri_value);
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}
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int pmi_info(uint32_t tti, uint16_t rnti, uint32_t cc_idx, uint32_t pmi_value) final
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{
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return mac.pmi_info(tti, rnti, cc_idx, pmi_value);
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}
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int cqi_info(uint32_t tti, uint16_t rnti, uint32_t cc_idx, uint32_t cqi_value) final
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{
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return mac.cqi_info(tti, rnti, cc_idx, cqi_value);
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}
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int sb_cqi_info(uint32_t tti, uint16_t rnti, uint32_t cc_idx, uint32_t sb_idx, uint32_t cqi_value) final
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{
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return mac.sb_cqi_info(tti, rnti, cc_idx, sb_idx, cqi_value);
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}
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int snr_info(uint32_t tti_rx, uint16_t rnti, uint32_t cc_idx, float snr_db, ul_channel_t ch) final
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{
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return mac.snr_info(tti_rx, rnti, cc_idx, snr_db, ch);
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}
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int ta_info(uint32_t tti, uint16_t rnti, float ta_us) override { return mac.ta_info(tti, rnti, ta_us); }
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int ack_info(uint32_t tti, uint16_t rnti, uint32_t enb_cc_idx, uint32_t tb_idx, bool ack) final
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{
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return mac.ack_info(tti, rnti, enb_cc_idx, tb_idx, ack);
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}
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int crc_info(uint32_t tti, uint16_t rnti, uint32_t enb_cc_idx, uint32_t nof_bytes, bool crc_res) final
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{
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return mac.crc_info(tti, rnti, enb_cc_idx, nof_bytes, crc_res);
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}
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int push_pdu(uint32_t tti,
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uint16_t rnti,
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uint32_t enb_cc_idx,
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uint32_t nof_bytes,
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bool crc_res,
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uint32_t grant_nof_prbs) final
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{
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return mac.push_pdu(tti, rnti, enb_cc_idx, nof_bytes, crc_res, grant_nof_prbs);
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}
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int get_dl_sched(uint32_t tti, dl_sched_list_t& dl_sched_res) final { return mac.get_dl_sched(tti, dl_sched_res); }
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int get_mch_sched(uint32_t tti, bool is_mcch, dl_sched_list_t& dl_sched_res) final
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{
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return mac.get_mch_sched(tti, is_mcch, dl_sched_res);
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}
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int get_ul_sched(uint32_t tti, ul_sched_list_t& ul_sched_res) final { return mac.get_ul_sched(tti, ul_sched_res); }
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void set_sched_dl_tti_mask(uint8_t* tti_mask, uint32_t nof_sfs) final
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{
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mac.set_sched_dl_tti_mask(tti_mask, nof_sfs);
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}
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void toggle_padding() override { mac.toggle_padding(); }
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void tti_clock() override;
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// mac_interface_phy_nr
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int slot_indication(const srsran_slot_cfg_t& slot_cfg) override { return mac_nr.slot_indication(slot_cfg); }
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int get_dl_sched(const srsran_slot_cfg_t& slot_cfg, srsenb::mac_interface_phy_nr::dl_sched_t& dl_sched) override
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{
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return mac_nr.get_dl_sched(slot_cfg, dl_sched);
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}
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int get_ul_sched(const srsran_slot_cfg_t& slot_cfg, srsenb::mac_interface_phy_nr::ul_sched_t& ul_sched) override
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{
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return mac_nr.get_ul_sched(slot_cfg, ul_sched);
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}
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int pucch_info(const srsran_slot_cfg_t& slot_cfg, const pucch_info_t& pucch_info) override
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{
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return mac_nr.pucch_info(slot_cfg, pucch_info);
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}
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int pusch_info(const srsran_slot_cfg_t& slot_cfg, const pusch_info_t& pusch_info) override
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{
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return mac_nr.pusch_info(slot_cfg, pusch_info);
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}
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void rach_detected(const rach_info_t& rach_info) override { mac_nr.rach_detected(rach_info); }
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private:
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static const int STACK_MAIN_THREAD_PRIO = 4;
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// thread loop
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void run_thread() override;
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void stop_impl();
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void tti_clock_impl();
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// args
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stack_args_t args = {};
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rrc_cfg_t rrc_cfg = {};
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srsran::socket_manager rx_sockets;
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srslog::basic_logger& mac_logger;
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srslog::basic_logger& rlc_logger;
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srslog::basic_logger& pdcp_logger;
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srslog::basic_logger& rrc_logger;
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srslog::basic_logger& s1ap_logger;
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srslog::basic_logger& gtpu_logger;
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srslog::basic_logger& stack_logger;
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srslog::basic_logger& rrc_nr_logger;
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srslog::basic_logger& mac_nr_logger;
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srslog::basic_logger& rlc_nr_logger;
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srslog::basic_logger& pdcp_nr_logger;
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// PCAP and trace option
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srsran::mac_pcap mac_pcap;
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srsran::mac_pcap_net mac_pcap_net;
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srsran::s1ap_pcap s1ap_pcap;
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// task handling
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srsran::task_scheduler task_sched;
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srsran::task_queue_handle enb_task_queue, sync_task_queue, metrics_task_queue;
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srsenb::mac mac;
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srsenb::rlc rlc;
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srsenb::pdcp pdcp;
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srsenb::rrc rrc;
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srsenb::gtpu gtpu;
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srsenb::s1ap s1ap;
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// NR components for NSA mode
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srsenb::mac_nr mac_nr;
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srsenb::rlc rlc_nr;
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srsenb::pdcp pdcp_nr;
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srsenb::rrc_nr rrc_nr;
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// RAT-specific interfaces
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phy_interface_stack_lte* phy = nullptr;
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// state
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std::atomic<bool> started{false};
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srsran::dyn_blocking_queue<stack_metrics_t> pending_stack_metrics;
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};
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} // namespace srsenb
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#endif // SRSRAN_ENB_STACK_LTE_H
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