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unify rlc_am_stress test to allow also UM tests

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master
Andre Puschmann 7 years ago
parent a2f6166365
commit 8fde56c582
2 changed files with 47 additions and 28 deletions
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3
lib/include/srslte/upper/rlc_interface.h
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@ -83,6 +83,9 @@ public:
srslte_rlc_am_config_t am;
srslte_rlc_um_config_t um;
// Default ctor
srslte_rlc_config_t(): rlc_mode(LIBLTE_RRC_RLC_MODE_AM), am(), um() {};
// Constructor based on liblte's RLC config
srslte_rlc_config_t(LIBLTE_RRC_RLC_CONFIG_STRUCT *cnfg) : rlc_mode(cnfg->rlc_mode), am(), um()
{

54
lib/test/upper/rlc_am_stress_test.cc
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@ -35,6 +35,7 @@
#include <boost/program_options.hpp>
#include <boost/program_options/parsers.hpp>
#include <assert.h>
#include <srslte/upper/rlc_interface.h>
#define SDU_SIZE 1500
@ -44,6 +45,7 @@ using namespace srslte;
namespace bpo = boost::program_options;
typedef struct {
std::string mode;
uint32_t test_duration_sec;
float error_rate;
uint32_t sdu_gen_delay_usec;
@ -67,6 +69,7 @@ void parse_args(stress_test_args_t *args, int argc, char *argv[]) {
// Command line or config file options
bpo::options_description common("Configuration options");
common.add_options()
("mode", bpo::value<std::string>(&args->mode)->default_value("AM"), "Whether to test RLC acknowledged or unacknowledged mode (AM/UM)")
("duration", bpo::value<uint32_t>(&args->test_duration_sec)->default_value(10), "Duration (sec)")
("sdu_gen_delay", bpo::value<uint32_t>(&args->sdu_gen_delay_usec)->default_value(10), "SDU generation delay (usec)")
("pdu_tx_delay", bpo::value<uint32_t>(&args->pdu_tx_delay_usec)->default_value(10), "Delay in MAC for transfering PDU from tx'ing RLC to rx'ing RLC (usec)")
@ -213,13 +216,13 @@ private:
class rlc_am_tester
class rlc_tester
:public pdcp_interface_rlc
,public rrc_interface_rlc
,public thread
{
public:
rlc_am_tester(rlc_interface_pdcp *rlc_, std::string name_, uint32_t sdu_gen_delay_usec_){
rlc_tester(rlc_interface_pdcp *rlc_, std::string name_, uint32_t sdu_gen_delay_usec_){
rlc = rlc_;
run_enable = true;
running = false;
@ -248,7 +251,7 @@ public:
assert(lcid == 1);
assert(sdu->N_bytes==SDU_SIZE);
byte_buffer_pool::get_instance()->deallocate(sdu);
std::cout << "rlc_am_tester " << name << " received " << rx_pdus++ << " PDUs" << std::endl;
std::cout << "rlc_tester " << name << " received " << rx_pdus++ << " PDUs" << std::endl;
}
void write_pdu_bcch_bch(byte_buffer_t *sdu) {}
void write_pdu_bcch_dlsch(byte_buffer_t *sdu) {}
@ -264,9 +267,9 @@ private:
uint8_t sn = 0;
running = true;
while(run_enable) {
byte_buffer_t *pdu = byte_buffer_pool::get_instance()->allocate("rlc_am_tester::run_thread");
byte_buffer_t *pdu = byte_buffer_pool::get_instance()->allocate("rlc_tester::run_thread");
if (!pdu) {
printf("Fatal Error: Could not allocate PDU in rlc_am_tester::run_thread\n");
printf("Fatal Error: Could not allocate PDU in rlc_tester::run_thread\n");
exit(-1);
}
for (uint32_t i = 0; i < SDU_SIZE; i++) {
@ -293,8 +296,8 @@ private:
void stress_test(stress_test_args_t args)
{
srslte::log_filter log1("RLC_AM_1");
srslte::log_filter log2("RLC_AM_2");
srslte::log_filter log1("RLC_1");
srslte::log_filter log2("RLC_2");
log1.set_level((LOG_LEVEL_ENUM)args.log_level);
log2.set_level((LOG_LEVEL_ENUM)args.log_level);
log1.set_hex_limit(-1);
@ -308,24 +311,37 @@ void stress_test(stress_test_args_t args)
rlc rlc1;
rlc rlc2;
rlc_am_tester tester1(&rlc1, "tester1", args.sdu_gen_delay_usec);
rlc_am_tester tester2(&rlc2, "tester2", args.sdu_gen_delay_usec);
rlc_tester tester1(&rlc1, "tester1", args.sdu_gen_delay_usec);
rlc_tester tester2(&rlc2, "tester2", args.sdu_gen_delay_usec);
mac_dummy mac(&rlc1, &rlc2, args.error_rate, args.opp_sdu_ratio, args.pdu_tx_delay_usec, &pcap);
ue_interface ue;
rlc1.init(&tester1, &tester1, &ue, &log1, &mac, 0);
rlc2.init(&tester2, &tester2, &ue, &log2, &mac, 0);
LIBLTE_RRC_RLC_CONFIG_STRUCT cnfg;
cnfg.rlc_mode = LIBLTE_RRC_RLC_MODE_AM;
cnfg.dl_am_rlc.t_reordering = LIBLTE_RRC_T_REORDERING_MS5;
cnfg.dl_am_rlc.t_status_prohibit = LIBLTE_RRC_T_STATUS_PROHIBIT_MS5;
cnfg.ul_am_rlc.max_retx_thresh = LIBLTE_RRC_MAX_RETX_THRESHOLD_T4;
cnfg.ul_am_rlc.poll_byte = LIBLTE_RRC_POLL_BYTE_KB25;
cnfg.ul_am_rlc.poll_pdu = LIBLTE_RRC_POLL_PDU_P4;
cnfg.ul_am_rlc.t_poll_retx = LIBLTE_RRC_T_POLL_RETRANSMIT_MS5;
srslte_rlc_config_t cnfg_(&cnfg);
srslte_rlc_config_t cnfg_;
if (args.mode == "AM") {
// config RLC AM bearer
cnfg_.rlc_mode = LIBLTE_RRC_RLC_MODE_AM;
cnfg_.am.max_retx_thresh = 4;
cnfg_.am.poll_byte = 25*1000;
cnfg_.am.poll_pdu = 4;
cnfg_.am.t_poll_retx = 5;
cnfg_.am.t_reordering = 5;
cnfg_.am.t_status_prohibit = 5;
} else if (args.mode == "UM") {
// config UM bearer
cnfg_.rlc_mode = LIBLTE_RRC_RLC_MODE_UM_BI;
cnfg_.um.t_reordering = 5;
cnfg_.um.rx_mod = 32;
cnfg_.um.rx_sn_field_length = RLC_UMD_SN_SIZE_5_BITS;
cnfg_.um.rx_window_size = 16;
cnfg_.um.tx_sn_field_length = RLC_UMD_SN_SIZE_5_BITS;
cnfg_.um.tx_mod = 32;
} else {
cout << "Unsupported RLC mode " << args.mode << ", exiting." << endl;
return;
}
rlc1.add_bearer(1, cnfg_);
rlc2.add_bearer(1, cnfg_);

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