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129 lines
3.1 KiB
C++
129 lines
3.1 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2017 Software Radio Systems Limited
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*
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* \section LICENSE
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*
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* This file is part of srsLTE.
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*
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* srsUE 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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* srsUE 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 SRSENB_SCHEDULER_HARQ_H
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#define SRSENB_SCHEDULER_HARQ_H
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#include <map>
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#include "srslte/common/log.h"
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#include "srslte/interfaces/sched_interface.h"
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namespace srsenb {
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class harq_proc
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{
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public:
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void config(uint32_t id, uint32_t max_retx, srslte::log* log_h);
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void set_max_retx(uint32_t max_retx);
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void reset(uint32_t tb_idx);
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uint32_t get_id();
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bool is_empty(uint32_t tb_idx);
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void new_retx(uint32_t tb_idx, uint32_t tti, int *mcs, int *tbs);
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bool get_ack(uint32_t tb_idx);
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void set_ack(uint32_t tb_idx, bool ack);
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uint32_t nof_tx(uint32_t tb_idx);
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uint32_t nof_retx(uint32_t tb_idx);
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uint32_t get_tti();
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bool get_ndi(uint32_t tb_idx);
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protected:
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void new_tx_common(uint32_t tb_idx, uint32_t tti, int mcs, int tbs);
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bool has_pending_retx_common(uint32_t tb_idx);
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bool ack[SRSLTE_MAX_TB];
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bool active[SRSLTE_MAX_TB];
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bool ndi[SRSLTE_MAX_TB];
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uint32_t id;
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uint32_t max_retx;
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uint32_t n_rtx[SRSLTE_MAX_TB];
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uint32_t tx_cnt[SRSLTE_MAX_TB];
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int tti;
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int last_mcs[SRSLTE_MAX_TB];
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int last_tbs[SRSLTE_MAX_TB];
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srslte::log* log_h;
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private:
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bool ack_received[SRSLTE_MAX_TB];
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};
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class dl_harq_proc : public harq_proc
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{
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public:
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void new_tx(uint32_t tb_idx, uint32_t tti, int mcs, int tbs, uint32_t n_cce);
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uint32_t get_rbgmask();
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void set_rbgmask(uint32_t new_mask);
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bool has_pending_retx(uint32_t tb_idx, uint32_t tti);
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int get_tbs(uint32_t tb_idx);
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uint32_t get_n_cce();
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private:
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uint32_t rbgmask;
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uint32_t nof_rbg;
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uint32_t n_cce;
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};
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class ul_harq_proc : public harq_proc
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{
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public:
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typedef struct {
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uint32_t RB_start;
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uint32_t L;
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} ul_alloc_t;
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void new_tx(uint32_t tti, int mcs, int tbs);
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ul_alloc_t get_alloc();
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void set_alloc(ul_alloc_t alloc);
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void re_alloc(ul_alloc_t alloc);
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bool is_adaptive_retx();
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void reset_pending_data();
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bool has_pending_ack();
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uint32_t get_pending_data();
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void set_rar_mcs(uint32_t mcs);
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bool get_rar_mcs(int* mcs);
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private:
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ul_alloc_t allocation;
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bool need_ack;
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int pending_data;
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uint32_t rar_mcs;
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bool has_rar_mcs;
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bool is_adaptive;
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bool is_msg3;
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};
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}
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#endif // SRSENB_SCHEDULER_HARQ_H
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