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88 lines
2.4 KiB
C++
88 lines
2.4 KiB
C++
/**
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* Copyright 2013-2022 Software Radio Systems Limited
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*
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* This file is part of srsRAN.
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*
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* srsRAN 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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* srsRAN 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 SRSRAN_SCHED_NR_BWP_H
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#define SRSRAN_SCHED_NR_BWP_H
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#include "sched_nr_cfg.h"
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#include "sched_nr_grant_allocator.h"
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#include "sched_nr_signalling.h"
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#include "sched_nr_time_rr.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 dl_sched_rar_info_t = sched_nr_interface::rar_info_t;
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/// RAR/Msg3 scheduler
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class ra_sched
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{
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public:
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explicit ra_sched(const bwp_params_t& bwp_cfg_);
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/// Addition of detected PRACH into the queue
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int dl_rach_info(const dl_sched_rar_info_t& rar_info);
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/// Allocate pending RARs
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void run_slot(bwp_slot_allocator& slot_alloc);
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/// Check if there are pending RARs
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bool empty() const { return pending_rars.empty(); }
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private:
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struct pending_rar_t {
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uint16_t ra_rnti = 0;
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slot_point prach_slot;
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slot_interval rar_win;
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srsran::bounded_vector<dl_sched_rar_info_t, MAX_GRANTS> msg3_grant;
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};
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alloc_result
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allocate_pending_rar(bwp_slot_allocator& slot_grid, const pending_rar_t& rar, uint32_t& nof_grants_alloc);
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const bwp_params_t* bwp_cfg = nullptr;
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srslog::basic_logger& logger;
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srsran::deque<pending_rar_t> pending_rars;
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};
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class bwp_manager
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{
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public:
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explicit bwp_manager(const bwp_params_t& bwp_cfg);
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const bwp_params_t* cfg;
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// channel-specific schedulers
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si_sched si;
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ra_sched ra;
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std::unique_ptr<sched_nr_base> data_sched;
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// Stores pending allocations and PRB bitmaps
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bwp_res_grid grid;
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};
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} // namespace sched_nr_impl
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} // namespace srsenb
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#endif // SRSRAN_SCHED_NR_BWP_H
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