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117 lines
2.7 KiB
C++
117 lines
2.7 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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#ifndef SRSRAN_SCHED_NR_UE_H
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#define SRSRAN_SCHED_NR_UE_H
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#include "sched_nr_common.h"
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#include "sched_nr_harq.h"
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#include "sched_nr_interface.h"
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#include "srsran/adt/circular_map.h"
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#include "srsran/adt/move_callback.h"
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#include "srsran/adt/pool/cached_alloc.h"
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namespace srsenb {
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namespace sched_nr_impl {
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using ue_cfg_t = sched_nr_interface::ue_cfg_t;
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using ue_cc_cfg_t = sched_nr_interface::ue_cc_cfg_t;
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class ue_carrier;
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class slot_ue
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{
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public:
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slot_ue() = default;
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explicit slot_ue(resource_guard::token ue_token, uint16_t rnti_, tti_point tti_rx_, uint32_t cc);
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slot_ue(slot_ue&&) noexcept = default;
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slot_ue& operator=(slot_ue&&) noexcept = default;
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bool empty() const { return ue_token.empty(); }
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void release() { ue_token.release(); }
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uint16_t rnti = SCHED_NR_INVALID_RNTI;
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tti_point tti_rx;
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uint32_t cc = SCHED_NR_MAX_CARRIERS;
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// UE parameters common to all sectors
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const ue_cfg_t* cfg = nullptr;
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bool pending_sr;
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// UE parameters that are sector specific
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const ue_cc_cfg_t* cc_cfg = nullptr;
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tti_point pdsch_tti;
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tti_point pusch_tti;
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tti_point uci_tti;
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uint32_t dl_cqi;
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uint32_t ul_cqi;
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harq_proc* h_dl = nullptr;
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harq_proc* h_ul = nullptr;
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private:
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resource_guard::token ue_token;
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};
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class ue_carrier
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{
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public:
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ue_carrier(uint16_t rnti, uint32_t cc, const ue_cfg_t& cfg);
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slot_ue try_reserve(tti_point pdcch_tti, const ue_cfg_t& cfg);
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void push_feedback(srsran::move_callback<void(ue_carrier&)> callback);
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void set_cfg(const ue_cfg_t& uecfg);
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const uint16_t rnti;
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const uint32_t cc;
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// Channel state
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uint32_t dl_cqi = 1;
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uint32_t ul_cqi = 0;
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harq_entity harq_ent;
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private:
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const ue_cfg_t* cfg = nullptr;
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resource_guard busy;
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tti_point last_tti_rx;
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srsran::deque<srsran::move_callback<void(ue_carrier&)> > pending_feedback;
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};
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class ue
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{
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public:
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ue(uint16_t rnti, const ue_cfg_t& cfg);
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slot_ue try_reserve(tti_point tti_rx, uint32_t cc);
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void set_cfg(const ue_cfg_t& cfg);
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void ul_sr_info(tti_point tti_rx) { pending_sr = true; }
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std::array<std::unique_ptr<ue_carrier>, SCHED_NR_MAX_CARRIERS> carriers;
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private:
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bool pending_sr = false;
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int current_idx = 0;
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std::array<ue_cfg_t, 4> ue_cfgs;
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};
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using ue_map_t = srsran::static_circular_map<uint16_t, std::unique_ptr<ue>, SCHED_NR_MAX_USERS>;
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} // namespace sched_nr_impl
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} // namespace srsenb
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#endif // SRSRAN_SCHED_NR_UE_H
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