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srsRAN_4G/srsenb/test/mac/scheduler_test.cc

152 lines
4.4 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/.
*
*/
#include <unistd.h>
#include "srsenb/hdr/phy/phy.h"
#include "srsenb/hdr/stack/mac/mac.h"
#include "srslte/interfaces/enb_interfaces.h"
#include "srslte/interfaces/sched_interface.h"
#include "srslte/common/log_filter.h"
#include "srslte/radio/radio.h"
#include "srslte/phy/utils/debug.h"
uint8_t sib1_payload[18] = {0x60,0x40,0x04,0x03,0x00,0x01,0x1a,0x2d,0x00,0x18,0x02,0x81,0x80,0x42,0x0c,0x80,0x00,0x00};
uint8_t sib2_payload[41] = {0x00,0x80,0x1c,0x31,0x18,0x6f,0xe1,0x20,0x00,0x35,0x84,0x8c,
0xe2,0xd0,0x00,0x02,0x00,0x78,0xee,0x31,0x6a,0xa5,0x37,0x30,
0xa0,0x70,0xc9,0x49,0xfa,0x8d,0xd2,0x78,0x1a,0x02,0x77,0x4a,
0x92,0x40,0x00,0x00,0x00};
// Define dummy RLC always transmitts
class rlc : public srsenb::rlc_interface_mac
{
public:
uint32_t get_buffer_state(uint16_t rnti, uint32_t lcid)
{
return 1;
}
int read_pdu(uint16_t rnti, uint32_t lcid, uint8_t *payload, uint32_t nof_bytes)
{
for (uint32_t i=0;i<nof_bytes;i++) {
payload[i] = i;
}
return nof_bytes;
}
void read_pdu_pcch(uint8_t* payload, uint32_t buffer_size) {
}
void read_pdu_bcch_dlsch(uint32_t sib_index, uint8_t payload[srsenb::sched_interface::MAX_SIB_PAYLOAD_LEN])
{
switch(sib_index) {
case 0:
memcpy(payload, sib1_payload, 18);
break;
case 1:
memcpy(payload, sib2_payload, 41);
break;
}
}
void write_pdu(uint16_t rnti, uint32_t lcid, uint8_t *payload, uint32_t nof_bytes)
{
}
private:
};
// Create classes
srslte::log_filter log_out("ALL");
srsenb::sched my_sched;
srsenb::dl_metric_rr dl_metric;
srsenb::ul_metric_rr ul_metric;
rlc my_rlc;
int main(int argc, char *argv[])
{
log_out.set_level(srslte::LOG_LEVEL_INFO);
/* Set PHY cell configuration */
srslte_cell_t cell_cfg_phy;
cell_cfg_phy.id = 1;
cell_cfg_phy.cp = SRSLTE_CP_NORM;
cell_cfg_phy.nof_ports = 1;
cell_cfg_phy.nof_prb = 25;
cell_cfg_phy.phich_length = SRSLTE_PHICH_NORM;
cell_cfg_phy.phich_resources = SRSLTE_PHICH_R_1;
srsenb::sched_interface::cell_cfg_t cell_cfg;
/* Set MAC cell configuration */
bzero(&cell_cfg, sizeof(srsenb::sched_interface::cell_cfg_t));
memcpy(&cell_cfg.cell, &cell_cfg_phy, sizeof(srslte_cell_t));
cell_cfg.sibs[0].len = 18;
cell_cfg.sibs[0].period_rf = 8;
cell_cfg.sibs[1].len = 41;
cell_cfg.sibs[1].period_rf = 16;
cell_cfg.si_window_ms = 40;
my_sched.init(nullptr, &log_out);
my_sched.set_metric(&dl_metric, &ul_metric);
my_sched.cell_cfg(&cell_cfg);
srsenb::sched_interface::dl_sched_res_t sched_result_dl;
srsenb::sched_interface::ul_sched_res_t sched_result_ul;
uint32_t dl_info_len = 0;
srsenb::sched_interface::ue_cfg_t ue_cfg;
bzero(&ue_cfg, sizeof(srsenb::sched_interface::ue_cfg_t));
uint16_t rnti = 30;
ue_cfg.aperiodic_cqi_period = 40;
ue_cfg.maxharq_tx = 5;
srsenb::sched_interface::ue_bearer_cfg_t bearer_cfg;
bzero(&bearer_cfg, sizeof(srsenb::sched_interface::ue_bearer_cfg_t));
bearer_cfg.direction = srsenb::sched_interface::ue_bearer_cfg_t::BOTH;
my_sched.ue_cfg(rnti, &ue_cfg);
my_sched.bearer_ue_cfg(rnti, 0, &bearer_cfg);
// my_sched.dl_rlc_buffer_state(rnti, 0, 1e6, 0);
my_sched.ul_bsr(rnti, 0, 1e6f, true);
bool running = true;
uint32_t tti = 0;
while(running) {
log_out.step(tti);
if (tti > 50) {
running = false;
}
my_sched.dl_sched(tti, 0, sched_result_dl);
my_sched.ul_sched(tti, 0, sched_result_ul);
tti = (tti + 1) % 10240;
if (tti >= 4) {
my_sched.ul_crc_info(tti, rnti, 0, tti % 2);
}
}
}