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openairinterface5g/executables/nr-uesoftmodem.c
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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
#define _GNU_SOURCE /* See feature_test_macros(7) */
#include <sched.h>
#include "T.h"
#include "assertions.h"
#include "PHY/types.h"
#include "PHY/defs_nr_UE.h"
#include "common/ran_context.h"
#include "common/config/config_userapi.h"
//#include "common/utils/threadPool/thread-pool.h"
#include "common/utils/load_module_shlib.h"
//#undef FRAME_LENGTH_COMPLEX_SAMPLES //there are two conflicting definitions, so we better make sure we don't use it at all
#include "../../ARCH/COMMON/common_lib.h"
#include "../../ARCH/ETHERNET/USERSPACE/LIB/if_defs.h"
//#undef FRAME_LENGTH_COMPLEX_SAMPLES //there are two conflicting definitions, so we better make sure we don't use it at all
#include "PHY/phy_vars_nr_ue.h"
#include "PHY/LTE_TRANSPORT/transport_vars.h"
#include "SCHED/sched_common_vars.h"
#include "PHY/MODULATION/modulation_vars.h"
//#include "../../SIMU/USER/init_lte.h"
#include "PHY/NR_REFSIG/nr_mod_table.h"
#include "LAYER2/MAC/mac_vars.h"
#include "LAYER2/MAC/mac_proto.h"
#include "RRC/LTE/rrc_vars.h"
#include "PHY_INTERFACE/phy_interface_vars.h"
#include "openair1/SIMULATION/TOOLS/sim.h"
#ifdef SMBV
#include "PHY/TOOLS/smbv.h"
unsigned short config_frames[4] = {2,9,11,13};
#endif
#include "common/utils/LOG/log.h"
#include "common/utils/LOG/vcd_signal_dumper.h"
#include "UTIL/OPT/opt.h"
#include "enb_config.h"
//#include "PHY/TOOLS/time_meas.h"
#ifndef OPENAIR2
#include "UTIL/OTG/otg_vars.h"
#endif
#include "intertask_interface.h"
#include "PHY/INIT/phy_init.h"
#include "system.h"
#include <openair2/RRC/NR_UE/rrc_proto.h>
#include <openair2/LAYER2/NR_MAC_UE/mac_defs.h>
#include <openair2/LAYER2/NR_MAC_UE/mac_proto.h>
#include <openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.h>
#include <openair1/SCHED_NR_UE/fapi_nr_ue_l1.h>
#include <forms.h>
/* Callbacks, globals and object handlers */
extern void reset_stats( FL_OBJECT *, long );
//extern void initTpool(char *params,tpool_t *pool, bool performanceMeas);
/* Forms and Objects */
typedef struct {
FL_FORM *stats_form;
void *vdata;
char *cdata;
long ldata;
FL_OBJECT *stats_text;
FL_OBJECT *stats_button;
} FD_stats_form;
extern FD_stats_form *create_form_stats_form( void );
#include "PHY/TOOLS/nr_phy_scope.h"
//#include "stats.h"
// current status is that every UE has a DL scope for a SINGLE eNB (eNB_id=0)
// at eNB 0, an UL scope for every UE
FD_phy_scope_nrue *form_nrue[NUMBER_OF_UE_MAX];
//FD_lte_phy_scope_enb *form_enb[MAX_NUM_CCs][NUMBER_OF_UE_MAX];
//FD_stats_form *form_stats=NULL,*form_stats_l2=NULL;
char title[255];
static pthread_t forms_thread; //xforms
#include <executables/nr-uesoftmodem.h>
RAN_CONTEXT_t RC;
volatile int start_eNB = 0;
volatile int start_UE = 0;
volatile int oai_exit = 0;
static clock_source_t clock_source = internal;
int single_thread_flag=1;
static double snr_dB=20;
int threequarter_fs=0;
uint32_t downlink_frequency[MAX_NUM_CCs][4];
int32_t uplink_frequency_offset[MAX_NUM_CCs][4];
extern int16_t nr_dlsch_demod_shift;
int UE_scan = 0;
int UE_scan_carrier = 0;
int UE_fo_compensation = 0;
int UE_no_timing_correction = 0;
runmode_t mode = normal_txrx;
openair0_config_t openair0_cfg[MAX_CARDS];
#if MAX_NUM_CCs == 1
rx_gain_t rx_gain_mode[MAX_NUM_CCs][4] = {{max_gain,max_gain,max_gain,max_gain}};
double tx_gain[MAX_NUM_CCs][4] = {{20,0,0,0}};
double rx_gain[MAX_NUM_CCs][4] = {{110,0,0,0}};
#else
rx_gain_t rx_gain_mode[MAX_NUM_CCs][4] = {{max_gain,max_gain,max_gain,max_gain},{max_gain,max_gain,max_gain,max_gain}};
double tx_gain[MAX_NUM_CCs][4] = {{20,0,0,0},{20,0,0,0}};
double rx_gain[MAX_NUM_CCs][4] = {{110,0,0,0},{20,0,0,0}};
#endif
double rx_gain_off = 0.0;
double sample_rate=30.72e6;
double bw = 10.0e6;
static int tx_max_power[MAX_NUM_CCs] = {0};
char rf_config_file[1024];
int chain_offset=0;
int phy_test = 0;
uint8_t usim_test = 0;
uint8_t dci_Format = 0;
uint8_t agregation_Level =0xFF;
uint8_t nb_antenna_tx = 1;
uint8_t nb_antenna_rx = 1;
char ref[128] = "internal";
char channels[128] = "0";
typedef struct {
uint64_t optmask;
THREAD_STRUCT thread_struct;
char rf_config_file[1024];
int phy_test;
uint8_t usim_test;
int emulate_rf;
int wait_for_sync; //eNodeB only
int single_thread_flag; //eNodeB only
int chain_offset;
int numerology;
unsigned int start_msc;
uint32_t clock_source;
int hw_timing_advance;
} softmodem_params_t;
static softmodem_params_t softmodem_params;
static char *parallel_config = NULL;
static char *worker_config = NULL;
static THREAD_STRUCT thread_struct;
void set_parallel_conf(char *parallel_conf) {
if(strcmp(parallel_conf,"PARALLEL_SINGLE_THREAD")==0) thread_struct.parallel_conf = PARALLEL_SINGLE_THREAD;
else if(strcmp(parallel_conf,"PARALLEL_RU_L1_SPLIT")==0) thread_struct.parallel_conf = PARALLEL_RU_L1_SPLIT;
else if(strcmp(parallel_conf,"PARALLEL_RU_L1_TRX_SPLIT")==0) thread_struct.parallel_conf = PARALLEL_RU_L1_TRX_SPLIT;
printf("[CONFIG] parallel conf is set to %d\n",thread_struct.parallel_conf);
}
void set_worker_conf(char *worker_conf) {
if(strcmp(worker_conf,"WORKER_DISABLE")==0) thread_struct.worker_conf = WORKER_DISABLE;
else if(strcmp(worker_conf,"WORKER_ENABLE")==0) thread_struct.worker_conf = WORKER_ENABLE;
printf("[CONFIG] worker conf is set to %d\n",thread_struct.worker_conf);
}
PARALLEL_CONF_t get_thread_parallel_conf(void) {
return thread_struct.parallel_conf;
}
WORKER_CONF_t get_thread_worker_conf(void) {
return thread_struct.worker_conf;
}
int rx_input_level_dBm;
//static int online_log_messages=0;
uint32_t do_forms=0;
int otg_enabled;
//int number_of_cards = 1;
static NR_DL_FRAME_PARMS *frame_parms[MAX_NUM_CCs];
int16_t node_synch_ref[MAX_NUM_CCs];
uint32_t target_dl_mcs = 28; //maximum allowed mcs
uint32_t target_ul_mcs = 20;
uint32_t timing_advance = 0;
uint8_t exit_missed_slots=1;
uint64_t num_missed_slots=0; // counter for the number of missed slots
int transmission_mode=1;
int numerology = 0;
/* flag set by eNB conf file to specify if the radio head is local or remote (default option is local) */
//uint8_t local_remote_radio = BBU_LOCAL_RADIO_HEAD;
/* struct for ethernet specific parameters given in eNB conf file */
//eth_params_t *eth_params;
double cpuf;
char uecap_xer[1024],uecap_xer_in=0;
int oaisim_flag=0;
int emulate_rf = 0;
tpool_t *Tpool;
char *usrp_args=NULL;
/* forward declarations */
void set_default_frame_parms(NR_DL_FRAME_PARMS *frame_parms[MAX_NUM_CCs]);
/* see file openair2/LAYER2/MAC/main.c for why abstraction_flag is needed
* this is very hackish - find a proper solution
*/
uint8_t abstraction_flag=0;
/*---------------------BMC: timespec helpers -----------------------------*/
struct timespec min_diff_time = { .tv_sec = 0, .tv_nsec = 0 };
struct timespec max_diff_time = { .tv_sec = 0, .tv_nsec = 0 };
struct timespec clock_difftime(struct timespec start, struct timespec end) {
struct timespec temp;
if ((end.tv_nsec-start.tv_nsec)<0) {
temp.tv_sec = end.tv_sec-start.tv_sec-1;
temp.tv_nsec = 1000000000+end.tv_nsec-start.tv_nsec;
} else {
temp.tv_sec = end.tv_sec-start.tv_sec;
temp.tv_nsec = end.tv_nsec-start.tv_nsec;
}
return temp;
}
void print_difftimes(void) {
LOG_I(HW,"difftimes min = %lu ns ; max = %lu ns\n", min_diff_time.tv_nsec, max_diff_time.tv_nsec);
}
void exit_function(const char *file, const char *function, const int line, const char *s) {
int CC_id;
if (s != NULL) {
printf("%s:%d %s() Exiting OAI softmodem: %s\n",file,line, function, s);
}
oai_exit = 1;
if (PHY_vars_UE_g && PHY_vars_UE_g[0]) {
for(CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
if (PHY_vars_UE_g[0][CC_id] && PHY_vars_UE_g[0][CC_id]->rfdevice.trx_end_func)
PHY_vars_UE_g[0][CC_id]->rfdevice.trx_end_func(&PHY_vars_UE_g[0][CC_id]->rfdevice);
}
}
sleep(1); //allow lte-softmodem threads to exit first
itti_terminate_tasks (TASK_UNKNOWN);
}
void reset_stats(FL_OBJECT *button, long arg) {
//int i,j,k;
/*PHY_VARS_eNB *phy_vars_eNB = PHY_vars_eNB_g[0][0];
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
for (k=0; k<8; k++) { //harq_processes
for (j=0; j<phy_vars_eNB->dlsch[i][0]->Mlimit; j++) {
phy_vars_eNB->UE_stats[i].dlsch_NAK[k][j]=0;
phy_vars_eNB->UE_stats[i].dlsch_ACK[k][j]=0;
phy_vars_eNB->UE_stats[i].dlsch_trials[k][j]=0;
}
phy_vars_eNB->UE_stats[i].dlsch_l2_errors[k]=0;
phy_vars_eNB->UE_stats[i].ulsch_errors[k]=0;
phy_vars_eNB->UE_stats[i].ulsch_consecutive_errors=0;
for (j=0; j<phy_vars_eNB->ulsch[i]->Mlimit; j++) {
phy_vars_eNB->UE_stats[i].ulsch_decoding_attempts[k][j]=0;
phy_vars_eNB->UE_stats[i].ulsch_decoding_attempts_last[k][j]=0;
phy_vars_eNB->UE_stats[i].ulsch_round_errors[k][j]=0;
phy_vars_eNB->UE_stats[i].ulsch_round_fer[k][j]=0;
}
}
phy_vars_eNB->UE_stats[i].dlsch_sliding_cnt=0;
phy_vars_eNB->UE_stats[i].dlsch_NAK_round0=0;
phy_vars_eNB->UE_stats[i].dlsch_mcs_offset=0;
}*/
}
static void *scope_thread(void *arg) {
sleep(5);
while (!oai_exit) {
phy_scope_nrUE(form_nrue[0],
PHY_vars_UE_g[0][0],
0,0,1);
usleep(100*1000);
}
pthread_exit((void *)arg);
}
void init_scope(void) {
int fl_argc=1;
if (do_forms==1) {
char *name="5G-UE-scope";
fl_initialize (&fl_argc, &name, NULL, 0, 0);
int UE_id = 0;
form_nrue[UE_id] = create_phy_scope_nrue();
sprintf (title, "NR DL SCOPE UE");
fl_show_form (form_nrue[UE_id]->phy_scope_nrue, FL_PLACE_HOTSPOT, FL_FULLBORDER, title);
threadCreate(&forms_thread, scope_thread, NULL, "scope", -1, OAI_PRIORITY_RT_LOW);
}
}
#if defined(ENABLE_ITTI)
void *l2l1_task(void *arg) {
MessageDef *message_p = NULL;
int result;
itti_set_task_real_time(TASK_L2L1);
itti_mark_task_ready(TASK_L2L1);
do {
// Wait for a message
itti_receive_msg (TASK_L2L1, &message_p);
switch (ITTI_MSG_ID(message_p)) {
case TERMINATE_MESSAGE:
oai_exit=1;
itti_exit_task ();
break;
case ACTIVATE_MESSAGE:
start_UE = 1;
break;
case DEACTIVATE_MESSAGE:
start_UE = 0;
break;
case MESSAGE_TEST:
LOG_I(EMU, "Received %s\n", ITTI_MSG_NAME(message_p));
break;
default:
LOG_E(EMU, "Received unexpected message %s\n", ITTI_MSG_NAME(message_p));
break;
}
result = itti_free (ITTI_MSG_ORIGIN_ID(message_p), message_p);
AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
} while(!oai_exit);
return NULL;
}
#endif
int16_t dlsch_demod_shift;
static void get_options(void) {
int CC_id;
int tddflag=0, nonbiotflag;
char *loopfile=NULL;
int dumpframe=0;
uint32_t online_log_messages;
uint32_t glog_level, glog_verbosity;
uint32_t start_telnetsrv=0;
paramdef_t cmdline_params[] =CMDLINE_PARAMS_DESC_UE ;
paramdef_t cmdline_logparams[] =CMDLINE_LOGPARAMS_DESC_NR ;
config_process_cmdline( cmdline_params,sizeof(cmdline_params)/sizeof(paramdef_t),NULL);
if (strlen(in_path) > 0) {
opt_type = OPT_PCAP;
opt_enabled=1;
printf("Enabling OPT for PCAP with the following file %s \n",in_path);
}
if (strlen(in_ip) > 0) {
opt_enabled=1;
opt_type = OPT_WIRESHARK;
printf("Enabling OPT for wireshark for local interface");
}
config_process_cmdline( cmdline_logparams,sizeof(cmdline_logparams)/sizeof(paramdef_t),NULL);
if(config_isparamset(cmdline_logparams,CMDLINE_ONLINELOG_IDX)) {
set_glog_onlinelog(online_log_messages);
}
if(config_isparamset(cmdline_logparams,CMDLINE_GLOGLEVEL_IDX)) {
set_glog(glog_level);
}
if (start_telnetsrv) {
load_module_shlib("telnetsrv",NULL,0,NULL);
}
paramdef_t cmdline_uemodeparams[] = CMDLINE_UEMODEPARAMS_DESC;
paramdef_t cmdline_ueparams[] = CMDLINE_NRUEPARAMS_DESC;
config_process_cmdline( cmdline_uemodeparams,sizeof(cmdline_uemodeparams)/sizeof(paramdef_t),NULL);
config_process_cmdline( cmdline_ueparams,sizeof(cmdline_ueparams)/sizeof(paramdef_t),NULL);
if ( (cmdline_uemodeparams[CMDLINE_CALIBUERX_IDX].paramflags & PARAMFLAG_PARAMSET) != 0) mode = rx_calib_ue;
if ( (cmdline_uemodeparams[CMDLINE_CALIBUERXMED_IDX].paramflags & PARAMFLAG_PARAMSET) != 0) mode = rx_calib_ue_med;
if ( (cmdline_uemodeparams[CMDLINE_CALIBUERXBYP_IDX].paramflags & PARAMFLAG_PARAMSET) != 0) mode = rx_calib_ue_byp;
if (cmdline_uemodeparams[CMDLINE_DEBUGUEPRACH_IDX].uptr)
if ( *(cmdline_uemodeparams[CMDLINE_DEBUGUEPRACH_IDX].uptr) > 0) mode = debug_prach;
if (cmdline_uemodeparams[CMDLINE_NOL2CONNECT_IDX].uptr)
if ( *(cmdline_uemodeparams[CMDLINE_NOL2CONNECT_IDX].uptr) > 0) mode = no_L2_connect;
if (cmdline_uemodeparams[CMDLINE_CALIBPRACHTX_IDX].uptr)
if ( *(cmdline_uemodeparams[CMDLINE_CALIBPRACHTX_IDX].uptr) > 0) mode = calib_prach_tx;
if (dumpframe > 0) mode = rx_dump_frame;
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
frame_parms[CC_id]->dl_CarrierFreq = downlink_frequency[0][0];
}
UE_scan=0;
if (tddflag > 0) {
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++)
frame_parms[CC_id]->frame_type = TDD;
}
/*if (frame_parms[0]->N_RB_DL !=0) {
if ( frame_parms[0]->N_RB_DL < 6 ) {
frame_parms[0]->N_RB_DL = 6;
printf ( "%i: Invalid number of ressource blocks, adjusted to 6\n",frame_parms[0]->N_RB_DL);
}
if ( frame_parms[0]->N_RB_DL > 100 ) {
frame_parms[0]->N_RB_DL = 100;
printf ( "%i: Invalid number of ressource blocks, adjusted to 100\n",frame_parms[0]->N_RB_DL);
}
if ( frame_parms[0]->N_RB_DL > 50 && frame_parms[0]->N_RB_DL < 100 ) {
frame_parms[0]->N_RB_DL = 50;
printf ( "%i: Invalid number of ressource blocks, adjusted to 50\n",frame_parms[0]->N_RB_DL);
}
if ( frame_parms[0]->N_RB_DL > 25 && frame_parms[0]->N_RB_DL < 50 ) {
frame_parms[0]->N_RB_DL = 25;
printf ( "%i: Invalid number of ressource blocks, adjusted to 25\n",frame_parms[0]->N_RB_DL);
}
UE_scan = 0;
frame_parms[0]->N_RB_UL=frame_parms[0]->N_RB_DL;
for (CC_id=1; CC_id<MAX_NUM_CCs; CC_id++) {
frame_parms[CC_id]->N_RB_DL=frame_parms[0]->N_RB_DL;
frame_parms[CC_id]->N_RB_UL=frame_parms[0]->N_RB_UL;
}
}*/
for (CC_id=1; CC_id<MAX_NUM_CCs; CC_id++) {
tx_max_power[CC_id]=tx_max_power[0];
rx_gain[0][CC_id] = rx_gain[0][0];
tx_gain[0][CC_id] = tx_gain[0][0];
}
#if T_TRACER
paramdef_t cmdline_ttraceparams[] =CMDLINE_TTRACEPARAMS_DESC ;
config_process_cmdline( cmdline_ttraceparams,sizeof(cmdline_ttraceparams)/sizeof(paramdef_t),NULL);
#endif
if ( !(CONFIG_ISFLAGSET(CONFIG_ABORT)) && (!(CONFIG_ISFLAGSET(CONFIG_NOOOPT))) ) {
// Here the configuration file is the XER encoded UE capabilities
// Read it in and store in asn1c data structures
sprintf(uecap_xer,"%stargets/PROJECTS/GENERIC-LTE-EPC/CONF/UE_config.xml",getenv("OPENAIR_HOME"));
printf("%s\n",uecap_xer);
uecap_xer_in=1;
} /* UE with config file */
}
#if T_TRACER
int T_nowait = 0; /* by default we wait for the tracer */
int T_port = 2021; /* default port to listen to to wait for the tracer */
int T_dont_fork = 0; /* default is to fork, see 'T_init' to understand */
#endif
void set_default_frame_parms(NR_DL_FRAME_PARMS *frame_parms[MAX_NUM_CCs]) {
int CC_id;
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
/* Set some default values that may be overwritten while reading options */
frame_parms[CC_id] = (NR_DL_FRAME_PARMS *) calloc(sizeof(NR_DL_FRAME_PARMS),1);
frame_parms[CC_id]->eutra_band = 78;
frame_parms[CC_id]->frame_type = FDD;
frame_parms[CC_id]->tdd_config = 3;
//frame_parms[CC_id]->tdd_config_S = 0;
frame_parms[CC_id]->N_RB_DL = 106;
frame_parms[CC_id]->N_RB_UL = 106;
frame_parms[CC_id]->Ncp = NORMAL;
//frame_parms[CC_id]->Ncp_UL = NORMAL;
frame_parms[CC_id]->Nid_cell = 0;
//frame_parms[CC_id]->num_MBSFN_config = 0;
frame_parms[CC_id]->nb_antenna_ports_eNB = 1;
frame_parms[CC_id]->nb_antennas_tx = 1;
frame_parms[CC_id]->nb_antennas_rx = 1;
//frame_parms[CC_id]->nushift = 0;
// NR: Init to legacy LTE 20Mhz params
frame_parms[CC_id]->numerology_index = 0;
frame_parms[CC_id]->ttis_per_subframe = 1;
frame_parms[CC_id]->slots_per_tti = 2;
}
}
void init_openair0(void) {
int card;
int i;
for (card=0; card<MAX_CARDS; card++) {
openair0_cfg[card].configFilename = NULL;
openair0_cfg[card].threequarter_fs = frame_parms[0]->threequarter_fs;
if(frame_parms[0]->N_RB_DL == 217) {
if (numerology==1) {
if (frame_parms[0]->threequarter_fs) {
openair0_cfg[card].sample_rate=92.16e6;
openair0_cfg[card].samples_per_frame = 921600;
openair0_cfg[card].tx_bw = 40e6;
openair0_cfg[card].rx_bw = 40e6;
}
else {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
openair0_cfg[card].tx_bw = 40e6;
openair0_cfg[card].rx_bw = 40e6;
}
} else {
LOG_E(PHY,"Unsupported numerology!\n");
exit(-1);
}
}else if(frame_parms[0]->N_RB_DL == 106) {
if (numerology==0) {
if (frame_parms[0]->threequarter_fs) {
openair0_cfg[card].sample_rate=23.04e6;
openair0_cfg[card].samples_per_frame = 230400;
openair0_cfg[card].tx_bw = 10e6;
openair0_cfg[card].rx_bw = 10e6;
} else {
openair0_cfg[card].sample_rate=30.72e6;
openair0_cfg[card].samples_per_frame = 307200;
openair0_cfg[card].tx_bw = 10e6;
openair0_cfg[card].rx_bw = 10e6;
}
} else if (numerology==1) {
if (frame_parms[0]->threequarter_fs) {
openair0_cfg[card].sample_rate=46.08e6;
openair0_cfg[card].samples_per_frame = 480800;
openair0_cfg[card].tx_bw = 20e6;
openair0_cfg[card].rx_bw = 20e6;
}
else {
openair0_cfg[card].sample_rate=61.44e6;
openair0_cfg[card].samples_per_frame = 614400;
openair0_cfg[card].tx_bw = 20e6;
openair0_cfg[card].rx_bw = 20e6;
}
} else if (numerology==2) {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
openair0_cfg[card].tx_bw = 40e6;
openair0_cfg[card].rx_bw = 40e6;
} else {
LOG_E(PHY,"Unsupported numerology!\n");
exit(-1);
}
} else if(frame_parms[0]->N_RB_DL == 50) {
openair0_cfg[card].sample_rate=15.36e6;
openair0_cfg[card].samples_per_frame = 153600;
openair0_cfg[card].tx_bw = 5e6;
openair0_cfg[card].rx_bw = 5e6;
} else if (frame_parms[0]->N_RB_DL == 25) {
openair0_cfg[card].sample_rate=7.68e6;
openair0_cfg[card].samples_per_frame = 76800;
openair0_cfg[card].tx_bw = 2.5e6;
openair0_cfg[card].rx_bw = 2.5e6;
} else if (frame_parms[0]->N_RB_DL == 6) {
openair0_cfg[card].sample_rate=1.92e6;
openair0_cfg[card].samples_per_frame = 19200;
openair0_cfg[card].tx_bw = 1.5e6;
openair0_cfg[card].rx_bw = 1.5e6;
}
else {
LOG_E(PHY,"Unknown NB_RB %d!\n",frame_parms[0]->N_RB_DL);
exit(-1);
}
if (frame_parms[0]->frame_type==TDD)
openair0_cfg[card].duplex_mode = duplex_mode_TDD;
else //FDD
openair0_cfg[card].duplex_mode = duplex_mode_FDD;
printf("HW: Configuring card %d, nb_antennas_tx/rx %d/%d\n",card,
PHY_vars_UE_g[0][0]->frame_parms.nb_antennas_tx,
PHY_vars_UE_g[0][0]->frame_parms.nb_antennas_rx);
openair0_cfg[card].Mod_id = 0;
openair0_cfg[card].num_rb_dl=frame_parms[0]->N_RB_DL;
openair0_cfg[card].clock_source = clock_source;
openair0_cfg[card].tx_num_channels=min(2,PHY_vars_UE_g[0][0]->frame_parms.nb_antennas_tx);
openair0_cfg[card].rx_num_channels=min(2,PHY_vars_UE_g[0][0]->frame_parms.nb_antennas_rx);
for (i=0; i<4; i++) {
if (i<openair0_cfg[card].tx_num_channels)
openair0_cfg[card].tx_freq[i] = downlink_frequency[0][i]+uplink_frequency_offset[0][i];
else
openair0_cfg[card].tx_freq[i]=0.0;
if (i<openair0_cfg[card].rx_num_channels)
openair0_cfg[card].rx_freq[i] = downlink_frequency[0][i];
else
openair0_cfg[card].rx_freq[i]=0.0;
openair0_cfg[card].autocal[i] = 1;
openair0_cfg[card].tx_gain[i] = tx_gain[0][i];
openair0_cfg[card].rx_gain[i] = PHY_vars_UE_g[0][0]->rx_total_gain_dB - rx_gain_off;
openair0_cfg[card].configFilename = rf_config_file;
printf("Card %d, channel %d, Setting tx_gain %f, rx_gain %f, tx_freq %f, rx_freq %f\n",
card,i, openair0_cfg[card].tx_gain[i],
openair0_cfg[card].rx_gain[i],
openair0_cfg[card].tx_freq[i],
openair0_cfg[card].rx_freq[i]);
}
if (usrp_args) openair0_cfg[card].sdr_addrs = usrp_args;
}
}
int main( int argc, char **argv ) {
//uint8_t beta_ACK=0,beta_RI=0,beta_CQI=2;
PHY_VARS_NR_UE *UE[MAX_NUM_CCs];
start_background_system();
if ( load_configmodule(argc,argv,CONFIG_ENABLECMDLINEONLY) == NULL) {
exit_fun("[SOFTMODEM] Error, configuration module init failed\n");
}
CONFIG_SETRTFLAG(CONFIG_NOEXITONHELP);
set_default_frame_parms(frame_parms);
mode = normal_txrx;
memset(openair0_cfg,0,sizeof(openair0_config_t)*MAX_CARDS);
memset(tx_max_power,0,sizeof(int)*MAX_NUM_CCs);
// initialize logging
logInit();
// get options and fill parameters from configuration file
get_options (); //Command-line options, enb_properties
#if T_TRACER
T_Config_Init();
#endif
//randominit (0);
set_taus_seed (0);
tpool_t pool;
Tpool = &pool;
char params[]="-1,-1";
initTpool(params, Tpool, false);
cpuf=get_cpu_freq_GHz();
itti_init(TASK_MAX, THREAD_MAX, MESSAGES_ID_MAX, tasks_info, messages_info);
if (opt_type != OPT_NONE) {
if (init_opt() == -1)
LOG_E(OPT,"failed to run OPT \n");
}
#ifdef PDCP_USE_NETLINK
netlink_init();
#if defined(PDCP_USE_NETLINK_QUEUES)
pdcp_netlink_init();
#endif
#endif
#ifndef PACKAGE_VERSION
# define PACKAGE_VERSION "UNKNOWN-EXPERIMENTAL"
#endif
LOG_I(HW, "Version: %s\n", PACKAGE_VERSION);
// init the parameters
for (int CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
frame_parms[CC_id]->nb_antennas_tx = nb_antenna_tx;
frame_parms[CC_id]->nb_antennas_rx = nb_antenna_rx;
frame_parms[CC_id]->nb_antenna_ports_eNB = 1; //initial value overwritten by initial sync later
frame_parms[CC_id]->threequarter_fs = threequarter_fs;
LOG_I(PHY,"Set nb_rx_antenna %d , nb_tx_antenna %d \n",frame_parms[CC_id]->nb_antennas_rx, frame_parms[CC_id]->nb_antennas_tx);
get_band(downlink_frequency[CC_id][0], &frame_parms[CC_id]->eutra_band, &uplink_frequency_offset[CC_id][0], &frame_parms[CC_id]->frame_type);
}
NB_UE_INST=1;
NB_INST=1;
PHY_vars_UE_g = malloc(sizeof(PHY_VARS_NR_UE **));
PHY_vars_UE_g[0] = malloc(sizeof(PHY_VARS_NR_UE *)*MAX_NUM_CCs);
for (int CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
printf("frame_parms %d\n",frame_parms[CC_id]->ofdm_symbol_size);
nr_init_frame_parms_ue(frame_parms[CC_id],numerology,NORMAL,frame_parms[CC_id]->N_RB_DL,(frame_parms[CC_id]->N_RB_DL-20)>>1,0);
PHY_vars_UE_g[0][CC_id] = init_nr_ue_vars(frame_parms[CC_id], 0,abstraction_flag);
UE[CC_id] = PHY_vars_UE_g[0][CC_id];
if (phy_test==1)
UE[CC_id]->mac_enabled = 0;
else
UE[CC_id]->mac_enabled = 1;
UE[CC_id]->UE_scan = UE_scan;
UE[CC_id]->UE_scan_carrier = UE_scan_carrier;
UE[CC_id]->UE_fo_compensation = UE_fo_compensation;
UE[CC_id]->mode = mode;
UE[CC_id]->no_timing_correction = UE_no_timing_correction;
printf("UE[%d]->mode = %d\n",CC_id,mode);
for (uint8_t i=0; i<RX_NB_TH_MAX; i++) {
if (UE[CC_id]->mac_enabled == 1)
UE[CC_id]->pdcch_vars[i][0]->crnti = 0x1234;
else
UE[CC_id]->pdcch_vars[i][0]->crnti = 0x1235;
}
UE[CC_id]->rx_total_gain_dB = (int)rx_gain[CC_id][0] + rx_gain_off;
UE[CC_id]->tx_power_max_dBm = tx_max_power[CC_id];
if (frame_parms[CC_id]->frame_type==FDD) {
UE[CC_id]->N_TA_offset = 0;
} else {
if (frame_parms[CC_id]->N_RB_DL == 100)
UE[CC_id]->N_TA_offset = 624;
else if (frame_parms[CC_id]->N_RB_DL == 50)
UE[CC_id]->N_TA_offset = 624/2;
else if (frame_parms[CC_id]->N_RB_DL == 25)
UE[CC_id]->N_TA_offset = 624/4;
}
}
// printf("tx_max_power = %d -> amp %d\n",tx_max_power[0],get_tx_amp(tx_max_poHwer,tx_max_power));
init_openair0();
// init UE_PF_PO and mutex lock
pthread_mutex_init(&ue_pf_po_mutex, NULL);
memset (&UE_PF_PO[0][0], 0, sizeof(UE_PF_PO_t)*NUMBER_OF_UE_MAX*MAX_NUM_CCs);
configure_linux();
mlockall(MCL_CURRENT | MCL_FUTURE);
init_scope();
number_of_cards = 1;
for(int CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
PHY_vars_UE_g[0][CC_id]->rf_map.card=0;
PHY_vars_UE_g[0][CC_id]->rf_map.chain=CC_id+chain_offset;
#if defined(OAI_USRP) || defined(OAI_ADRV9371_ZC706)
PHY_vars_UE_g[0][CC_id]->hw_timing_advance = timing_advance;
#else
PHY_vars_UE_g[0][CC_id]->hw_timing_advance = 160;
#endif
}
// wait for end of program
printf("TYPE <CTRL-C> TO TERMINATE\n");
init_NR_UE(1);
while(true)
sleep(3600);
return 0;
}
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