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117 lines
3.0 KiB
C++
117 lines
3.0 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2020 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 SRSUE_UL_HARQ_H
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#define SRSUE_UL_HARQ_H
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#include "mux.h"
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#include "proc_ra.h"
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#include "srslte/common/interfaces_common.h"
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#include "srslte/common/log.h"
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#include "srslte/common/mac_pcap.h"
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#include "srslte/common/timers.h"
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#include "srslte/interfaces/ue_interfaces.h"
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#include "ul_sps.h"
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using namespace srslte;
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namespace srsue {
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class ul_harq_entity
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{
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public:
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ul_harq_entity(const uint8_t cc_idx_);
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bool init(srslte::log_ref log_h_, mac_interface_rrc_common::ue_rnti_t* rntis_, ra_proc* ra_proc_h_, mux* mux_unit_);
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void reset();
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void reset_ndi();
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void set_config(srslte::ul_harq_cfg_t& harq_cfg);
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void start_pcap(srslte::mac_pcap* pcap_);
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/***************** PHY->MAC interface for UL processes **************************/
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void new_grant_ul(mac_interface_phy_lte::mac_grant_ul_t grant, mac_interface_phy_lte::tb_action_ul_t* action);
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int get_current_tbs(uint32_t pid);
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float get_average_retx();
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private:
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class ul_harq_process
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{
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public:
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ul_harq_process();
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~ul_harq_process();
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bool init(uint32_t pid_, ul_harq_entity* parent);
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void reset();
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void reset_ndi();
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uint32_t get_rv();
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bool has_grant();
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bool get_ndi();
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bool is_sps();
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uint32_t get_nof_retx();
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int get_current_tbs();
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// Implements Section 5.4.2.1
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void new_grant_ul(mac_interface_phy_lte::mac_grant_ul_t grant, mac_interface_phy_lte::tb_action_ul_t* action);
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private:
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mac_interface_phy_lte::mac_grant_ul_t cur_grant;
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uint32_t pid;
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uint32_t current_tx_nb;
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uint32_t current_irv;
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bool harq_feedback;
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bool is_grant_configured;
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bool is_initiated;
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srslte::log_ref log_h;
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ul_harq_entity* harq_entity;
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srslte_softbuffer_tx_t softbuffer;
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const static int payload_buffer_len = 128 * 1024;
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std::unique_ptr<byte_buffer_t> payload_buffer = nullptr;
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uint8_t* pdu_ptr;
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void generate_tx(mac_interface_phy_lte::tb_action_ul_t* action);
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void generate_retx(mac_interface_phy_lte::mac_grant_ul_t grant, mac_interface_phy_lte::tb_action_ul_t* action);
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void generate_new_tx(mac_interface_phy_lte::mac_grant_ul_t grant, mac_interface_phy_lte::tb_action_ul_t* action);
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};
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ul_sps ul_sps_assig;
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std::vector<ul_harq_process> proc;
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mux* mux_unit = nullptr;
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srslte::mac_pcap* pcap = nullptr;
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srslte::log_ref log_h;
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mac_interface_rrc_common::ue_rnti_t* rntis = nullptr;
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srslte::ul_harq_cfg_t harq_cfg = {};
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float average_retx = 0.0;
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uint64_t nof_pkts = 0;
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ra_proc* ra_procedure = nullptr;
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uint8_t cc_idx = 0;
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};
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typedef std::unique_ptr<ul_harq_entity> ul_harq_entity_ptr;
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typedef std::array<ul_harq_entity_ptr, SRSLTE_MAX_CARRIERS> ul_harq_entity_vector;
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} // namespace srsue
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#endif // SRSUE_UL_HARQ_H
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