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srsRAN_4G/srsenb/test/mac/scheduler_test_common.h

232 lines
8.1 KiB
C++

/*
* Copyright 2013-2019 Software Radio Systems Limited
*
* This file is part of srsLTE.
*
* srsLTE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsLTE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSLTE_SCHEDULER_TEST_COMMON_H
#define SRSLTE_SCHEDULER_TEST_COMMON_H
#include "scheduler_test_utils.h"
#include "srsenb/hdr/stack/mac/scheduler.h"
#include <random>
namespace srsenb {
/***************************
* Random Utils
**************************/
void set_randseed(uint64_t seed);
float randf();
std::default_random_engine& get_rand_gen();
// other helpers
int extract_dl_prbmask(const srslte_cell_t& cell,
const srslte_dci_dl_t& dci,
srslte::bounded_bitset<100, true>* alloc_mask);
/**************************
* Testers
*************************/
class output_sched_tester
{
public:
explicit output_sched_tester(const sched_cell_params_t& cell_params_) : cell_params(cell_params_) {}
/* Check for collisions between RB allocations in the PUSCH and PUCCH */
int test_pusch_collisions(const tti_params_t& tti_params,
const sched_interface::ul_sched_res_t& ul_result,
prbmask_t& ul_allocs) const;
/* Check for collision between RB allocations in the PDSCH */
int test_pdsch_collisions(const tti_params_t& tti_params,
const sched_interface::dl_sched_res_t& dl_result,
rbgmask_t& dl_mask) const;
/* Check if SIBs are scheduled within their window */
int test_sib_scheduling(const tti_params_t& tti_params, const sched_interface::dl_sched_res_t& dl_result) const;
/* Check for collisions in the PDCCH */
int test_pdcch_collisions(const sched_interface::dl_sched_res_t& dl_result,
const sched_interface::ul_sched_res_t& ul_result,
srslte::bounded_bitset<128, true>* used_cce) const;
/* Check DCI params correctness */
int test_dci_values_consistency(const sched_interface::dl_sched_res_t& dl_result,
const sched_interface::ul_sched_res_t& ul_result) const;
int test_all(const tti_params_t& tti_params,
const sched_interface::dl_sched_res_t& dl_result,
const sched_interface::ul_sched_res_t& ul_result) const;
private:
const sched_cell_params_t& cell_params;
};
class user_state_sched_tester
{
public:
struct ue_state {
tti_counter prach_tic, rar_tic, msg3_tic, msg4_tic;
bool drb_cfg_flag = false;
srsenb::sched_interface::ue_cfg_t user_cfg;
uint32_t preamble_idx = 0;
uint32_t msg3_riv = 0;
bool is_msg3_rx(const tti_counter& tti_rx) const { return msg3_tic.is_valid() and msg3_tic <= tti_rx; }
};
explicit user_state_sched_tester(const std::vector<srsenb::sched::cell_cfg_t>& cell_params_) :
cell_params(cell_params_)
{
}
void new_tti(uint32_t tti_rx);
bool user_exists(uint16_t rnti) const { return users.find(rnti) != users.end(); }
const ue_state* get_user_state(uint16_t rnti) const
{
return users.count(rnti) > 0 ? &users.find(rnti)->second : nullptr;
}
/* Config users */
int add_user(uint16_t rnti, uint32_t preamble_idx, const srsenb::sched_interface::ue_cfg_t& ue_cfg);
int user_reconf(uint16_t rnti, const srsenb::sched_interface::ue_cfg_t& ue_cfg);
int bearer_cfg(uint16_t rnti, uint32_t lcid, const srsenb::sched_interface::ue_bearer_cfg_t& bearer_cfg);
void rem_user(uint16_t rnti);
/* Test the timing of RAR, Msg3, Msg4 */
int test_ra(uint32_t enb_cc_idx,
const sched_interface::dl_sched_res_t& dl_result,
const sched_interface::ul_sched_res_t& ul_result);
/* Test allocs control content */
int test_ctrl_info(uint32_t enb_cc_idx,
const sched_interface::dl_sched_res_t& dl_result,
const sched_interface::ul_sched_res_t& ul_result);
/* Test correct activation of SCells */
int test_scell_activation(uint32_t enb_cc_idx,
const sched_interface::dl_sched_res_t& dl_result,
const sched_interface::ul_sched_res_t& ul_result);
int test_all(uint32_t enb_cc_idx,
const sched_interface::dl_sched_res_t& dl_result,
const sched_interface::ul_sched_res_t& ul_result);
private:
const std::vector<srsenb::sched::cell_cfg_t>& cell_params;
std::map<uint16_t, ue_state> users;
tti_counter tic;
};
class sched_result_stats
{
public:
explicit sched_result_stats(std::vector<srsenb::sched::cell_cfg_t> cell_params_) :
cell_params(std::move(cell_params_))
{
}
void process_results(const tti_params_t& tti_params,
const std::vector<sched_interface::dl_sched_res_t>& dl_result,
const std::vector<sched_interface::ul_sched_res_t>& ul_result);
struct user_stats {
uint16_t rnti;
std::vector<uint64_t> tot_dl_sched_data; // includes retxs
std::vector<uint64_t> tot_ul_sched_data;
};
std::map<uint16_t, user_stats> users;
private:
user_stats* get_user(uint16_t rnti);
const std::vector<srsenb::sched::cell_cfg_t> cell_params;
};
// Intrusive Scheduler Tester
class common_sched_tester : public sched
{
public:
struct tti_info_t {
tti_params_t tti_params{10241};
uint32_t nof_prachs = 0;
std::vector<sched_interface::dl_sched_res_t> dl_sched_result;
std::vector<sched_interface::ul_sched_res_t> ul_sched_result;
};
~common_sched_tester() override = default;
int sim_cfg(sim_sched_args args);
virtual int add_user(uint16_t rnti, const ue_cfg_t& ue_cfg_);
virtual void rem_user(uint16_t rnti);
int process_ack_txs();
int schedule_acks();
virtual int process_results();
int process_tti_events(const tti_ev& tti_ev);
int test_next_ttis(const std::vector<tti_ev>& tti_events);
int run_tti(const tti_ev& tti_events);
// args
sim_sched_args sim_args0; ///< arguments used to generate TTI events
srslte::log* tester_log = nullptr;
// tti specific params
tti_info_t tti_info;
tti_counter tic;
// testers
std::vector<output_sched_tester> output_tester;
std::unique_ptr<user_state_sched_tester> ue_tester;
std::unique_ptr<sched_result_stats> sched_stats;
protected:
struct ack_info_t {
uint16_t rnti;
uint32_t tti;
uint32_t enb_cc_idx;
uint32_t ue_cc_idx;
bool ack = false;
uint32_t retx_delay = 0;
srsenb::dl_harq_proc dl_harq;
};
struct ul_ack_info_t {
uint16_t rnti;
uint32_t tti_ack, tti_tx_ul;
uint32_t ue_cc_idx;
uint32_t enb_cc_idx;
bool ack = false;
srsenb::ul_harq_proc ul_harq;
};
virtual void new_test_tti();
virtual void before_sched() {}
// control params
std::multimap<uint32_t, ack_info_t> to_ack;
std::multimap<uint32_t, ul_ack_info_t> to_ul_ack;
};
} // namespace srsenb
#endif // SRSLTE_SCHEDULER_TEST_COMMON_H