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srsRAN_4G/test/phy/nr_dl_flood.cc

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/**
*
* \section COPYRIGHT
*
* Copyright 2013-2021 Software Radio Systems Limited
*
* By using this file, you agree to the terms and conditions set
* forth in the LICENSE file which can be found at the top level of
* the distribution.
*
*/
#include "dummy_gnb_stack.h"
#include "srsran/common/test_common.h"
#include "test_bench.h"
test_bench::args_t::args_t(int argc, char** argv)
{
// Flag configuration as valid
valid = true;
phy_cfg.carrier.nof_prb = 52;
phy_cfg.carrier.max_mimo_layers = 1;
phy_cfg.carrier.pci = 500;
phy_cfg.carrier.absolute_frequency_point_a = 633928;
phy_cfg.carrier.absolute_frequency_ssb = 634176;
phy_cfg.carrier.offset_to_carrier = 0;
phy_cfg.carrier.scs = srsran_subcarrier_spacing_15kHz;
phy_cfg.ssb.periodicity_ms = 5;
phy_cfg.ssb.position_in_burst[0] = true;
phy_cfg.ssb.scs = srsran_subcarrier_spacing_30kHz;
phy_cfg.pdcch.coreset_present[1] = true;
phy_cfg.pdcch.coreset[1].id = 1;
phy_cfg.pdcch.coreset[1].freq_resources[0] = true;
phy_cfg.pdcch.coreset[1].freq_resources[1] = true;
phy_cfg.pdcch.coreset[1].freq_resources[2] = true;
phy_cfg.pdcch.coreset[1].freq_resources[3] = true;
phy_cfg.pdcch.coreset[1].freq_resources[4] = true;
phy_cfg.pdcch.coreset[1].freq_resources[5] = true;
phy_cfg.pdcch.coreset[1].freq_resources[6] = true;
phy_cfg.pdcch.coreset[1].freq_resources[7] = true;
phy_cfg.pdcch.coreset[1].duration = 1;
phy_cfg.pdcch.coreset[1].mapping_type = srsran_coreset_mapping_type_non_interleaved;
phy_cfg.pdcch.coreset[1].precoder_granularity = srsran_coreset_precoder_granularity_reg_bundle;
phy_cfg.pdcch.coreset_present[2] = true;
phy_cfg.pdcch.coreset[2].id = 2;
phy_cfg.pdcch.coreset[2].freq_resources[0] = true;
phy_cfg.pdcch.coreset[2].freq_resources[1] = true;
phy_cfg.pdcch.coreset[2].freq_resources[2] = true;
phy_cfg.pdcch.coreset[2].freq_resources[3] = true;
phy_cfg.pdcch.coreset[2].freq_resources[4] = true;
phy_cfg.pdcch.coreset[2].freq_resources[5] = true;
phy_cfg.pdcch.coreset[2].freq_resources[6] = true;
phy_cfg.pdcch.coreset[2].freq_resources[7] = true;
phy_cfg.pdcch.coreset[2].duration = 1;
phy_cfg.pdcch.coreset[2].mapping_type = srsran_coreset_mapping_type_non_interleaved;
phy_cfg.pdcch.coreset[2].precoder_granularity = srsran_coreset_precoder_granularity_reg_bundle;
phy_cfg.pdcch.search_space_present[1] = true;
phy_cfg.pdcch.search_space[1].id = 1;
phy_cfg.pdcch.search_space[1].coreset_id = 1;
phy_cfg.pdcch.search_space[1].duration = 1;
phy_cfg.pdcch.search_space[1].nof_candidates[0] = 1;
phy_cfg.pdcch.search_space[1].nof_candidates[1] = 1;
phy_cfg.pdcch.search_space[1].nof_candidates[2] = 1;
phy_cfg.pdcch.search_space[1].nof_candidates[3] = 0;
phy_cfg.pdcch.search_space[1].nof_candidates[4] = 0;
phy_cfg.pdcch.search_space[1].formats[0] = srsran_dci_format_nr_0_0;
phy_cfg.pdcch.search_space[1].formats[1] = srsran_dci_format_nr_1_0;
phy_cfg.pdcch.search_space[1].nof_formats = 2;
phy_cfg.pdcch.search_space[1].type = srsran_search_space_type_common_3;
phy_cfg.pdcch.search_space_present[2] = true;
phy_cfg.pdcch.search_space[2].id = 2;
phy_cfg.pdcch.search_space[2].coreset_id = 2;
phy_cfg.pdcch.search_space[2].duration = 1;
phy_cfg.pdcch.search_space[2].nof_candidates[0] = 0;
phy_cfg.pdcch.search_space[2].nof_candidates[1] = 2;
phy_cfg.pdcch.search_space[2].nof_candidates[2] = 1;
phy_cfg.pdcch.search_space[2].nof_candidates[3] = 0;
phy_cfg.pdcch.search_space[2].nof_candidates[4] = 0;
phy_cfg.pdcch.search_space[2].formats[0] = srsran_dci_format_nr_0_0;
phy_cfg.pdcch.search_space[2].formats[1] = srsran_dci_format_nr_1_0;
phy_cfg.pdcch.search_space[2].nof_formats = 2;
phy_cfg.pdcch.search_space[2].type = srsran_search_space_type_ue;
phy_cfg.pdcch.ra_search_space_present = true;
phy_cfg.pdcch.ra_search_space = phy_cfg.pdcch.search_space[1];
phy_cfg.pdcch.ra_search_space.type = srsran_search_space_type_common_1;
phy_cfg.pdsch.common_time_ra[0].mapping_type = srsran_sch_mapping_type_A;
phy_cfg.pdsch.common_time_ra[0].sliv = 40;
phy_cfg.pdsch.common_time_ra[1].mapping_type = srsran_sch_mapping_type_A;
phy_cfg.pdsch.common_time_ra[1].sliv = 57;
phy_cfg.pdsch.nof_common_time_ra = 2;
phy_cfg.pusch.common_time_ra[0].k = 4;
phy_cfg.pusch.common_time_ra[0].mapping_type = srsran_sch_mapping_type_A;
phy_cfg.pusch.common_time_ra[0].sliv = 27;
phy_cfg.pusch.common_time_ra[1].k = 5;
phy_cfg.pusch.common_time_ra[1].mapping_type = srsran_sch_mapping_type_A;
phy_cfg.pusch.common_time_ra[1].sliv = 27;
phy_cfg.pusch.nof_common_time_ra = 2;
phy_cfg.pdsch.typeA_pos = srsran_dmrs_sch_typeA_pos_2;
phy_cfg.pusch.typeA_pos = srsran_dmrs_sch_typeA_pos_2;
phy_cfg.tdd.pattern1.period_ms = 10;
phy_cfg.tdd.pattern1.nof_dl_slots = 7;
phy_cfg.tdd.pattern1.nof_dl_symbols = 6;
phy_cfg.tdd.pattern1.nof_ul_slots = 4;
phy_cfg.tdd.pattern1.nof_ul_symbols = 4;
phy_cfg.pdsch.dmrs_typeA.additional_pos = srsran_dmrs_sch_add_pos_1;
phy_cfg.pdsch.dmrs_typeA.present = true;
phy_cfg.pdsch.alloc = srsran_resource_alloc_type1;
phy_cfg.pucch.enabled = true;
srsran_pucch_nr_resource_t& pucch0 = phy_cfg.pucch.sets[0].resources[0];
srsran_pucch_nr_resource_t& pucch1 = phy_cfg.pucch.sets[0].resources[1];
srsran_pucch_nr_resource_t& pucch2 = phy_cfg.pucch.sets[0].resources[2];
srsran_pucch_nr_resource_t& pucch3 = phy_cfg.pucch.sets[0].resources[3];
srsran_pucch_nr_resource_t& pucch4 = phy_cfg.pucch.sets[0].resources[4];
srsran_pucch_nr_resource_t& pucch5 = phy_cfg.pucch.sets[0].resources[5];
srsran_pucch_nr_resource_t& pucch6 = phy_cfg.pucch.sets[0].resources[6];
srsran_pucch_nr_resource_t& pucch7 = phy_cfg.pucch.sets[0].resources[7];
phy_cfg.pucch.sets[0].nof_resources = 8;
srsran_pucch_nr_resource_t& pucch8 = phy_cfg.pucch.sets[1].resources[0];
srsran_pucch_nr_resource_t& pucch9 = phy_cfg.pucch.sets[1].resources[1];
srsran_pucch_nr_resource_t& pucch10 = phy_cfg.pucch.sets[1].resources[2];
srsran_pucch_nr_resource_t& pucch11 = phy_cfg.pucch.sets[1].resources[3];
srsran_pucch_nr_resource_t& pucch12 = phy_cfg.pucch.sets[1].resources[4];
srsran_pucch_nr_resource_t& pucch13 = phy_cfg.pucch.sets[1].resources[5];
srsran_pucch_nr_resource_t& pucch14 = phy_cfg.pucch.sets[1].resources[6];
srsran_pucch_nr_resource_t& pucch15 = phy_cfg.pucch.sets[1].resources[7];
phy_cfg.pucch.sets[1].nof_resources = 8;
pucch0.starting_prb = 0;
pucch0.format = SRSRAN_PUCCH_NR_FORMAT_1;
pucch0.initial_cyclic_shift = 0;
pucch0.nof_symbols = 14;
pucch0.start_symbol_idx = 0;
pucch0.time_domain_occ = 0;
pucch1 = pucch0;
pucch1.initial_cyclic_shift = 4;
pucch1.time_domain_occ = 0;
pucch2 = pucch0;
pucch2.initial_cyclic_shift = 8;
pucch2.time_domain_occ = 0;
pucch3 = pucch0;
pucch3.initial_cyclic_shift = 0;
pucch3.time_domain_occ = 1;
pucch4 = pucch0;
pucch4.initial_cyclic_shift = 0;
pucch4.time_domain_occ = 1;
pucch5 = pucch0;
pucch5.initial_cyclic_shift = 4;
pucch5.time_domain_occ = 1;
pucch6 = pucch0;
pucch6.initial_cyclic_shift = 0;
pucch6.time_domain_occ = 2;
pucch7 = pucch0;
pucch7.initial_cyclic_shift = 4;
pucch7.time_domain_occ = 2;
pucch8.starting_prb = 51;
pucch8.format = SRSRAN_PUCCH_NR_FORMAT_2;
pucch8.nof_prb = 1;
pucch8.nof_symbols = 2;
pucch8.start_symbol_idx = 0;
pucch9 = pucch8;
pucch9.start_symbol_idx = 2;
pucch10 = pucch8;
pucch10.start_symbol_idx = 4;
pucch11 = pucch8;
pucch11.start_symbol_idx = 6;
pucch12 = pucch8;
pucch12.start_symbol_idx = 8;
pucch13 = pucch8;
pucch13.start_symbol_idx = 10;
pucch14 = pucch8;
pucch14.start_symbol_idx = 12;
pucch15 = pucch8;
pucch15.starting_prb = 1;
pucch15.start_symbol_idx = 0;
srsran_pucch_nr_resource_t& pucch16 = phy_cfg.pucch.sr_resources[1].resource;
pucch16.starting_prb = 0;
pucch16.format = SRSRAN_PUCCH_NR_FORMAT_1;
pucch16.initial_cyclic_shift = 8;
pucch16.nof_symbols = 14;
pucch16.start_symbol_idx = 0;
pucch16.time_domain_occ = 2;
phy_cfg.pucch.sr_resources[1].configured = true;
phy_cfg.pucch.sr_resources[1].sr_id = 0;
phy_cfg.pucch.sr_resources[1].period = 40;
phy_cfg.pucch.sr_resources[1].offset = 8;
phy_cfg.pucch.sr_resources[1].resource = pucch16;
phy_cfg.harq_ack.dl_data_to_ul_ack[0] = 8;
phy_cfg.harq_ack.dl_data_to_ul_ack[1] = 7;
phy_cfg.harq_ack.dl_data_to_ul_ack[2] = 6;
phy_cfg.harq_ack.dl_data_to_ul_ack[3] = 5;
phy_cfg.harq_ack.dl_data_to_ul_ack[4] = 4;
phy_cfg.harq_ack.dl_data_to_ul_ack[5] = 12;
phy_cfg.harq_ack.dl_data_to_ul_ack[6] = 11;
phy_cfg.harq_ack.harq_ack_codebook = srsran_pdsch_harq_ack_codebook_dynamic;
phy_cfg.prach.freq_offset = 2;
cell_list.resize(1);
cell_list[0].carrier = phy_cfg.carrier;
cell_list[0].rf_port = 0;
cell_list[0].cell_id = 0;
cell_list[0].pdcch = phy_cfg.pdcch;
}
class ue_dummy_stack : public srsue::stack_interface_phy_nr
{
private:
uint16_t rnti = 0;
bool valid = false;
struct dummy_harq_proc {
static const uint32_t MAX_TB_SZ = SRSRAN_LDPC_MAX_LEN_CB * SRSRAN_SCH_NR_MAX_NOF_CB_LDPC;
srsran_softbuffer_rx_t softbuffer = {};
dummy_harq_proc()
{
// Initialise softbuffer
if (srsran_softbuffer_rx_init_guru(&softbuffer, SRSRAN_SCH_NR_MAX_NOF_CB_LDPC, SRSRAN_LDPC_MAX_LEN_ENCODED_CB) <
SRSRAN_SUCCESS) {
ERROR("Error Tx buffer");
}
}
~dummy_harq_proc() { srsran_softbuffer_rx_free(&softbuffer); }
};
srsran::circular_array<dummy_harq_proc, SRSRAN_MAX_HARQ_PROC_DL_NR> rx_harq_proc;
public:
struct args_t {
uint16_t rnti = 0x1234;
};
ue_dummy_stack(const args_t& args) : rnti(args.rnti) { valid = true; }
void in_sync() override {}
void out_of_sync() override {}
void run_tti(const uint32_t tti) override {}
int sf_indication(const uint32_t tti) override { return 0; }
sched_rnti_t get_dl_sched_rnti_nr(const uint32_t tti) override { return {rnti, srsran_rnti_type_c}; }
sched_rnti_t get_ul_sched_rnti_nr(const uint32_t tti) override { return {rnti, srsran_rnti_type_c}; }
void new_grant_dl(const uint32_t cc_idx, const mac_nr_grant_dl_t& grant, tb_action_dl_t* action) override
{
action->tb.enabled = true;
action->tb.softbuffer = &rx_harq_proc[grant.pid].softbuffer;
}
void tb_decoded(const uint32_t cc_idx, const mac_nr_grant_dl_t& grant, tb_action_dl_result_t result) override {}
void new_grant_ul(const uint32_t cc_idx, const mac_nr_grant_ul_t& grant, tb_action_ul_t* action) override {}
void prach_sent(uint32_t tti, uint32_t s_id, uint32_t t_id, uint32_t f_id, uint32_t ul_carrier_id) override {}
bool sr_opportunity(uint32_t tti, uint32_t sr_id, bool meas_gap, bool ul_sch_tx) override { return false; }
bool is_valid() const { return valid; }
};
int main(int argc, char** argv)
{
srslog::init();
// Parse test bench arguments
test_bench::args_t args(argc, argv);
args.gnb_args.log_id_preamble = "GNB/";
args.gnb_args.log_level = "warning";
args.gnb_args.nof_phy_threads = 1;
args.ue_args.log.id_preamble = " UE/";
args.ue_args.log.phy_level = "warning";
args.ue_args.log.phy_hex_limit = 0;
args.ue_args.nof_phy_threads = 1;
// Parse arguments
TESTASSERT(args.valid);
// Create UE stack arguments
ue_dummy_stack::args_t ue_stack_args = {};
ue_stack_args.rnti = 0x1234;
// Create UE stack
ue_dummy_stack ue_stack(ue_stack_args);
TESTASSERT(ue_stack.is_valid());
// Create GNB stack arguments
gnb_dummy_stack::args_t gnb_stack_args = {};
gnb_stack_args.rnti = 0x1234;
gnb_stack_args.mcs = 10;
gnb_stack_args.phy_cfg = args.phy_cfg;
gnb_stack_args.dl_start_rb = 0;
gnb_stack_args.dl_length_rb = args.phy_cfg.carrier.nof_prb;
// Create GNB stack
gnb_dummy_stack gnb_stack(gnb_stack_args);
TESTASSERT(gnb_stack.is_valid());
// Create test bench
test_bench tb(args, gnb_stack, ue_stack);
// Assert bench is initialised correctly
TESTASSERT(tb.is_initialised());
for (uint32_t i = 0; i < 20; i++) {
TESTASSERT(tb.run_tti());
}
// If reached here, the test is successful
return SRSRAN_SUCCESS;
}
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