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70 lines
1.7 KiB
C++
70 lines
1.7 KiB
C++
/**
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* Copyright 2013-2021 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 SRSUE_PROC_SR_H
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#define SRSUE_PROC_SR_H
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#include "srsran/interfaces/ue_mac_interfaces.h"
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#include "srsran/srslog/srslog.h"
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#include <mutex>
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#include <stdint.h>
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/* Scheduling Request procedure as defined in 5.4.4 of 36.321 */
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namespace srsue {
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class ra_proc;
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class phy_interface_mac_lte;
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class rrc_interface_mac;
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class sr_proc
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{
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public:
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explicit sr_proc(srslog::basic_logger& logger);
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void init(ra_proc* ra, phy_interface_mac_lte* phy_h, rrc_interface_mac* rrc);
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void step(uint32_t tti);
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void set_config(srsran::sr_cfg_t& cfg);
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void reset();
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void start();
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private:
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bool need_tx(uint32_t tti);
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int sr_counter;
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bool is_pending_sr;
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srsran::sr_cfg_t sr_cfg;
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ra_proc* ra;
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rrc_interface_mac* rrc;
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phy_interface_mac_lte* phy_h;
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srslog::basic_logger& logger;
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// Protects access to is_pending_sr, which can be accessed by PHY worker
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std::mutex mutex = {};
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bool initiated;
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};
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} // namespace srsue
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#endif // SRSUE_PROC_SR_H
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