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winckel authored
Added a sub task ID identification in logs. pre-ci Ok. git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4542 818b1a75-f10b-46b9-bf7c-635c3b92a50f
winckel authoredAdded a sub task ID identification in logs. pre-ci Ok. git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4542 818b1a75-f10b-46b9-bf7c-635c3b92a50f
oaisim.c 44.18 KiB
#include <string.h>
#include <math.h>
#include <unistd.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <cblas.h>
#include <execinfo.h>
#include "SIMULATION/RF/defs.h"
#include "PHY/types.h"
#include "PHY/defs.h"
#include "PHY/LTE_TRANSPORT/proto.h"
#include "PHY/vars.h"
#include "MAC_INTERFACE/vars.h"
#include "SIMULATION/ETH_TRANSPORT/proto.h"
//#ifdef OPENAIR2
#include "LAYER2/MAC/defs.h"
#include "LAYER2/MAC/vars.h"
#include "pdcp.h"
#ifndef CELLULAR
#include "RRC/LITE/vars.h"
#endif
#include "PHY_INTERFACE/vars.h"
//#endif
#include "RRC/NAS/nas_config.h"
#include "ARCH/CBMIMO1/DEVICE_DRIVER/vars.h"
#ifdef IFFT_FPGA
//#include "PHY/LTE_REFSIG/mod_table.h"
#endif //IFFT_FPGA
#include "SCHED/defs.h"
#include "SCHED/vars.h"
#ifdef XFORMS
#include "PHY/TOOLS/lte_phy_scope.h"
#endif
#ifdef SMBV
#include "PHY/TOOLS/smbv.h"
char smbv_fname[] = "smbv_config_file.smbv";
unsigned short smbv_nframes = 4; // how many frames to configure 1,..,4
unsigned short config_frames[4] = {2,9,11,13};
// unsigned short config_frames[4] = {1};
unsigned char smbv_frame_cnt = 0;
u8 config_smbv = 0;
char smbv_ip[16];
#endif
#include "oaisim_functions.h"
#include "oaisim.h"
#include "oaisim_config.h"
#include "UTIL/OCG/OCG_extern.h"
#include "cor_SF_sim.h"
#include "UTIL/OMG/omg_constants.h"
#include "UTIL/FIFO/pad_list.h"
//#ifdef PROC
#include "../PROC/interface.h"
#include "../PROC/channel_sim_proc.h"
#include "../PROC/Tsync.h"
#include "../PROC/Process.h"
//#endif
#include "UTIL/LOG/vcd_signal_dumper.h"#include "UTIL/OTG/otg_kpi.h"
#if defined(ENABLE_ITTI)
# include "intertask_interface_init.h"
# include "timer.h"
# if defined(ENABLE_USE_MME)
# include "s1ap_eNB.h"
# include "sctp_eNB_task.h"
# endif
#endif
#define RF
//#define DEBUG_SIM
#define MCS_COUNT 24//added for PHY abstraction
#define N_TRIALS 1
/*
DCI0_5MHz_TDD0_t UL_alloc_pdu;
DCI1A_5MHz_TDD_1_6_t CCCH_alloc_pdu;
DCI2_5MHz_2A_L10PRB_TDD_t DLSCH_alloc_pdu1;
DCI2_5MHz_2A_M10PRB_TDD_t DLSCH_alloc_pdu2;
*/
#define UL_RB_ALLOC computeRIV(lte_frame_parms->N_RB_UL,0,24)
#define CCCH_RB_ALLOC computeRIV(lte_frame_parms->N_RB_UL,0,3)
#define RA_RB_ALLOC computeRIV(lte_frame_parms->N_RB_UL,0,3)
#define DLSCH_RB_ALLOC 0x1fff
#define DECOR_DIST 100
#define SF_VAR 10
//constant for OAISIM soft realtime calibration
#define SF_DEVIATION_OFFSET_NS 100000 //= 0.1ms : should be as a number of UE
#define SLEEP_STEP_US 100 // = 0.01ms could be adaptive, should be as a number of UE
#define K 2 // averaging coefficient
#define TARGET_SF_TIME_NS 1000000 // 1ms = 1000000 ns
//#ifdef OPENAIR2
//u16 NODE_ID[1];
//u8 NB_INST = 2;
//#endif //OPENAIR2
u32 frame = 0;
//int eMBMS_active = 0;
char stats_buffer[16384];
channel_desc_t *eNB2UE[NUMBER_OF_eNB_MAX][NUMBER_OF_UE_MAX];
channel_desc_t *UE2eNB[NUMBER_OF_UE_MAX][NUMBER_OF_eNB_MAX];
//Added for PHY abstraction
node_desc_t *enb_data[NUMBER_OF_eNB_MAX];
node_desc_t *ue_data[NUMBER_OF_UE_MAX];
// Added for PHY abstraction
extern Node_list ue_node_list;
extern Node_list enb_node_list;
extern int pdcp_period, omg_period;
extern double **s_re, **s_im, **r_re, **r_im, **r_re0, **r_im0;
int map1, map2;
extern double **ShaF;
double snr_dB, sinr_dB, snr_direction; //,sinr_direction;
extern double snr_step;
extern u8 set_sinr; //,set_snr=0;
extern u8 ue_connection_test;
extern u8 set_seed;
u8 cooperation_flag; // for cooperative communication
extern u8 target_dl_mcs;
extern u8 target_ul_mcs;
u8 rate_adaptation_flag;
extern u8 abstraction_flag, ethernet_flag;
extern u16 Nid_cell;
extern struct timespec time_spec;extern unsigned long time_last, time_now;
extern int td, td_avg, sleep_time_us;
extern LTE_DL_FRAME_PARMS *frame_parms;
//double sinr_bler_map[MCS_COUNT][2][16];
//double sinr_bler_map_up[MCS_COUNT][2][16];
//extern double SINRpost_eff[301];
//extern int mcsPost;
//extern int nrbPost;
//extern int frbPost;
//extern void kpi_gen();
#ifdef XFORMS
int otg_enabled;
#endif
// this should reflect the channel models in openair1/SIMULATION/TOOLS/defs.h
mapping small_scale_names[] = {
{"custom", custom},
{"SCM_A", SCM_A},
{"SCM_B", SCM_B},
{"SCM_C", SCM_C},
{"SCM_D", SCM_D},
{"EPA", EPA},
{"EVA", EVA},
{"ETU", ETU},
{"MBSFN", MBSFN},
{"Rayleigh8", Rayleigh8},
{"Rayleigh1", Rayleigh1},
{"Rayleigh1_800", Rayleigh1_800},
{"Rayleigh1_corr", Rayleigh1_corr},
{"Rayleigh1_anticorr", Rayleigh1_anticorr},
{"Rice8", Rice8},
{"Rice1", Rice1},
{"Rice1_corr", Rice1_corr},
{"Rice1_anticorr", Rice1_anticorr},
{"AWGN", AWGN},
{NULL, -1}
};
//static void *sigh(void *arg);
void terminate(void);
void help(void) {
printf (
"Usage: oaisim -h -a -F -C tdd_config -V -R N_RB_DL -e -x transmission_mode -m target_dl_mcs -r(ate_adaptation) -n n_frames -s snr_dB -k ricean_factor -t max_delay -f forgetting factor -A channel_model -z cooperation_flag -u nb_local_ue -U UE mobility -b nb_local_enb -B eNB_mobility -M ethernet_flag -p nb_master -g multicast_group -l log_level -c ocg_enable -T traffic model -D multicast network device\n");
printf ("-h provides this help message!\n");
printf ("-a Activates PHY abstraction mode\n");
printf (
"-A set the multipath channel simulation, options are: SCM_A, SCM_B, SCM_C, SCM_D, EPA, EVA, ETU, Rayleigh8, Rayleigh1, Rayleigh1_corr,Rayleigh1_anticorr, Rice8,, Rice1, AWGN \n");
printf ("-b Set the number of local eNB\n");
printf ("-B Set the mobility model for eNB, options are: STATIC, RWP, RWALK, \n");
printf (
"-c [1,2,3,4] Activate the config generator (OCG) to process the scenario descriptor, or give the scenario manually: -c template_1.xml \n");
printf ("-C [0-6] Sets TDD configuration\n");
printf ("-e Activates extended prefix mode\n");
printf ("-E Random number generator seed\n");
printf ("-f Set the forgetting factor for time-variation\n");
printf ("-F Activates FDD transmission (TDD is default)\n");
printf ("-g Set multicast group ID (0,1,2,3) - valid if M is set\n");
printf ("-G Enable background traffic \n");
printf ("-H Enable handover operation (default disabled) \n");
printf ("-I Enable CLI interface (to connect use telnet localhost 1352)\n");
printf ("-k Set the Ricean factor (linear)\n");
printf ("-l Set the global log level (8:trace, 7:debug, 6:info, 4:warn, 3:error) \n");
printf ("-L [0-1] 0 to disable new link adaptation, 1 to enable new link adapatation\n");
printf ("-m Gives a fixed DL mcs\n");
printf ("-M Set the machine ID for Ethernet-based emulation\n");
printf ("-n Set the number of frames for the simulation\n");
printf ("-O [mme ipv4 address] Enable MME mode\n"); printf ("-p Set the total number of machine in emulation - valid if M is set\n");
printf ("-P [trace type] Enable protocol analyzer. Possible values for OPT:\n");
printf (" - wireshark: Enable tracing of layers above PHY using an UDP socket\n");
printf (" - pcap: Enable tracing of layers above PHY to a pcap file\n");
printf (" - tshark: Not implemented yet\n");
printf (
"-Q Activate and set the MBMS service: 0 : not used (default eMBMS disabled), 1: eMBMS and RRC Connection enabled, 2: eMBMS relaying and RRC Connection enabled, 3: eMBMS enabled, RRC Connection disabled, 4: eMBMS relaying enabled, RRC Connection disabled\n");
printf ("-R [6,15,25,50,75,100] Sets N_RB_DL\n");
printf ("-r Activates rate adaptation (DL for now)\n");
printf ("-s snr_dB set a fixed (average) SNR, this deactivates the openair channel model generator (OCM)\n");
printf ("-S snir_dB set a fixed (average) SNIR, this deactivates the openair channel model generator (OCM)\n");
printf ("-t Set the delay spread (microseconds)\n");
printf ("-T activate the traffic generator: cbr, mcbr, bcbr, mscbr \n");
printf ("-u Set the number of local UE\n");
printf ("-U Set the mobility model for UE, options are: STATIC, RWP, RWALK \n");
printf ("-V Enable VCD dump, file = openair_vcd_dump.vcd\n");
printf ("-w number of CBA groups, if not specified or zero, CBA is inactive\n");
printf (
"-W IP address to connect to SMBV and configure SMBV from config file. Requires compilation with SMBV=1, -W0 uses default IP 192.168.12.201\n");
printf ("-x Set the transmission mode (1,2,5,6 supported for now)\n");
printf ("-Y Set the global log verbosity (none, low, medium, high, full) \n");
printf ("-z Set the cooperation flag (0 for no cooperation, 1 for delay diversity and 2 for distributed alamouti\n");
printf ("-Z Reserved\n");
}
pthread_t log_thread;
void log_thread_init() {
//create log_list
//log_list_init(&log_list);
#ifndef LOG_NO_THREAD
log_shutdown = 0;
if ((pthread_mutex_init (&log_lock, NULL) != 0) || (pthread_cond_init (&log_notify, NULL) != 0)) {
return;
}
if (pthread_create (&log_thread, NULL, log_thread_function, (void*) NULL) != 0) {
log_thread_finalize ();
return;
}
#endif
}
//Call it after the last LOG call
int log_thread_finalize() {
int err = 0;
#ifndef LOG_NO_THREAD
if (pthread_mutex_lock (&log_lock) != 0) {
return -1;
}
log_shutdown = 1;
/* Wake up LOG thread */
if ((pthread_cond_broadcast (&log_notify) != 0) || (pthread_mutex_unlock (&log_lock) != 0)) {
err = -1;
}
if (pthread_join (log_thread, NULL) != 0) {
err = -1;
}
if (pthread_mutex_unlock (&log_lock) != 0) {
err = -1;
}
if (!err) { //log_list_free(&log_list);
pthread_mutex_lock (&log_lock);
pthread_mutex_destroy (&log_lock);
pthread_cond_destroy (&log_notify);
}
#endif
return err;
}
#ifdef OPENAIR2
int omv_write(int pfd, Node_list enb_node_list, Node_list ue_node_list, Data_Flow_Unit omv_data) {
int i, j;
omv_data.end = 0;
//omv_data.total_num_nodes = NB_UE_INST + NB_eNB_INST;
for (i = 0; i < NB_eNB_INST; i++) {
if (enb_node_list != NULL) {
omv_data.geo[i].x = (enb_node_list->node->X_pos < 0.0) ? 0.0 : enb_node_list->node->X_pos;
omv_data.geo[i].y = (enb_node_list->node->Y_pos < 0.0) ? 0.0 : enb_node_list->node->Y_pos;
omv_data.geo[i].z = 1.0;
omv_data.geo[i].mobility_type = oai_emulation.info.omg_model_enb;
omv_data.geo[i].node_type = 0; //eNB
enb_node_list = enb_node_list->next;
omv_data.geo[i].Neighbors = 0;
for (j = NB_eNB_INST; j < NB_UE_INST + NB_eNB_INST; j++) {
if (is_UE_active (i, j - NB_eNB_INST) == 1) {
omv_data.geo[i].Neighbor[omv_data.geo[i].Neighbors] = j;
omv_data.geo[i].Neighbors++;
LOG_D(
OMG,
"[eNB %d][UE %d] is_UE_active(i,j) %d geo (x%d, y%d) num neighbors %d\n", i, j-NB_eNB_INST, is_UE_active(i,j-NB_eNB_INST), omv_data.geo[i].x, omv_data.geo[i].y, omv_data.geo[i].Neighbors);
}
}
}
}
for (i = NB_eNB_INST; i < NB_UE_INST + NB_eNB_INST; i++) {
if (ue_node_list != NULL) {
omv_data.geo[i].x = (ue_node_list->node->X_pos < 0.0) ? 0.0 : ue_node_list->node->X_pos;
omv_data.geo[i].y = (ue_node_list->node->Y_pos < 0.0) ? 0.0 : ue_node_list->node->Y_pos;
omv_data.geo[i].z = 1.0;
omv_data.geo[i].mobility_type = oai_emulation.info.omg_model_ue;
omv_data.geo[i].node_type = 1; //UE
//trial
omv_data.geo[i].state = 1;
omv_data.geo[i].rnti = 88;
omv_data.geo[i].connected_eNB = 0;
omv_data.geo[i].RSRP = 66;
omv_data.geo[i].RSRQ = 55;
omv_data.geo[i].Pathloss = 44;
omv_data.geo[i].RSSI[0] = 33;
omv_data.geo[i].RSSI[1] = 22;
if ((sizeof(omv_data.geo[0].RSSI) / sizeof(omv_data.geo[0].RSSI[0])) > 2)
{
omv_data.geo[i].RSSI[2] = 11;
}
ue_node_list = ue_node_list->next;
omv_data.geo[i].Neighbors = 0;
for (j = 0; j < NB_eNB_INST; j++) {
if (is_UE_active (j, i - NB_eNB_INST) == 1) {
omv_data.geo[i].Neighbor[omv_data.geo[i].Neighbors] = j;
omv_data.geo[i].Neighbors++;
LOG_D(
OMG,
"[UE %d][eNB %d] is_UE_active %d geo (x%d, y%d) num neighbors %d\n", i-NB_eNB_INST, j, is_UE_active(j,i-NB_eNB_INST), omv_data.geo[i].x, omv_data.geo[i].y, omv_data.geo[i].Neighbors);
}
}
}
}
LOG_E(OMG, "pfd %d \n", pfd); if (write (pfd, &omv_data, sizeof(struct Data_Flow_Unit)) == -1)
perror ("write omv failed");
return 1;
}
void omv_end(int pfd, Data_Flow_Unit omv_data) {
omv_data.end = 1;
if (write (pfd, &omv_data, sizeof(struct Data_Flow_Unit)) == -1)
perror ("write omv failed");
}
#endif
#ifdef OPENAIR2
int pfd[2]; // fd for omv : fixme: this could be a local var
#endif
#ifdef OPENAIR2
static Data_Flow_Unit omv_data;
#endif //ALU
static s32 UE_id = 0, eNB_id = 0;
#ifdef Rel10
static s32 RN_id=0;
#endif
int itti_create_task_successful(void){
#if defined(ENABLE_ITTI)
# if defined(ENABLE_USE_MME)
if (itti_create_task(TASK_SCTP, sctp_eNB_task, NULL) < 0) {
LOG_E(EMU, "Create task failed");
LOG_D(EMU, "Initializing SCTP task interface: FAILED\n");
return -1;
}
if (itti_create_task(TASK_S1AP, s1ap_eNB_task, NULL) < 0) {
LOG_E(EMU, "Create task failed");
LOG_D(EMU, "Initializing S1AP task interface: FAILED\n");
return -1;
}
# endif
if (itti_create_task(TASK_ENB_APP, eNB_app_task, NULL) < 0) {
LOG_E(EMU, "Create task failed");
LOG_D(EMU, "Initializing eNB APP task interface: FAILED\n");
return -1;
}
if (itti_create_task(TASK_L2L1, l2l1_task, NULL) < 0) {
LOG_E(EMU, "Create task failed");
LOG_D(EMU, "Initializing L2L1 task interface: FAILED\n");
return -1;
}
#endif
return 1;
}
/*
* later, the enb task will be moved from here
*/
void *eNB_app_task(void *args_p) {
#if defined(ENABLE_ITTI)
MessageDef *message_p;
# if defined(ENABLE_USE_MME)
/* Trying to register each eNB */
for (eNB_id = oai_emulation.info.first_enb_local;
(eNB_id < (oai_emulation.info.first_enb_local + oai_emulation.info.nb_enb_local)) && (oai_emulation.info.cli_start_enb[eNB_id] == 1);
eNB_id++) {
char *mme_address_v4;
if (EPC_MODE_ENABLED){
mme_address_v4 = EPC_MODE_MME_ADDRESS;
}else {
mme_address_v4 = "192.168.12.87";
}
char *mme_address_v6 = "2001:660:5502:12:30da:829a:2343:b6cf";
s1ap_register_eNB_t *s1ap_register_eNB;
uint32_t hash;
//note: there is an implicit relationship between the data struct and the message name
message_p = itti_alloc_new_message(TASK_ENB_APP, S1AP_REGISTER_ENB);
s1ap_register_eNB = &message_p->ittiMsg.s1ap_register_eNB;
hash = s1ap_generate_eNB_id();
/* Some default/random parameters */
s1ap_register_eNB->eNB_id = eNB_id + (hash & 0xFFFF8);
s1ap_register_eNB->cell_type = CELL_MACRO_ENB;
s1ap_register_eNB->tac = 0;
s1ap_register_eNB->mcc = 208;
s1ap_register_eNB->mnc = 34;
s1ap_register_eNB->default_drx = PAGING_DRX_256;
s1ap_register_eNB->nb_mme = 1;
s1ap_register_eNB->mme_ip_address[0].ipv4 = 1;
s1ap_register_eNB->mme_ip_address[0].ipv6 = 0;
memcpy(s1ap_register_eNB->mme_ip_address[0].ipv4_address, mme_address_v4,
strlen(mme_address_v4));
memcpy(s1ap_register_eNB->mme_ip_address[0].ipv6_address, mme_address_v6,
strlen(mme_address_v6));
itti_send_msg_to_task(TASK_S1AP, eNB_id, message_p);
}
# endif
itti_mark_task_ready (TASK_ENB_APP); // at the end of init for the current task
do {
// Checks if a message has been sent to L2L1 task
itti_receive_msg (TASK_ENB_APP, &message_p);
if (message_p != NULL) {
switch (ITTI_MSG_ID(message_p)) {
case TERMINATE_MESSAGE:
itti_exit_task ();
break;
case MESSAGE_TEST:
LOG_D(EMU, "Received %s\n", ITTI_MSG_NAME(message_p));
break;
/* case MME_REGISTERED:
LOG_D(EMU, "Received %s\n", ITTI_MSG_NAME(message_p));
itti_mark_task_ready (TASK_L2L1);
break;
*/
default:
LOG_E(EMU, "Received unexpected message %s\n", ITTI_MSG_NAME(message_p));
break;
}
free (message_p);
}
} while(1);
itti_terminate_tasks(TASK_ENB_APP);
return NULL;
#endifreturn NULL;
}
void *l2l1_task(void *args_p) {
// Framing variables
s32 slot, last_slot, next_slot;
#ifdef Rel10
relaying_type_t r_type=no_relay; // no relaying
#endif
lte_subframe_t direction;
char fname[64], vname[64];
#if defined(ENABLE_ITTI)
MessageDef *message_p;
itti_mark_task_ready (TASK_L2L1);
#endif
for (frame = 0; frame < oai_emulation.info.n_frames; frame++) {
#if defined(ENABLE_ITTI)
do {
// Checks if a message has been sent to L2L1 task
itti_poll_msg (TASK_L2L1, &message_p);
if (message_p != NULL) {
switch (ITTI_MSG_ID(message_p)) {
case TERMINATE_MESSAGE:
itti_exit_task ();
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;
}
free (message_p);
}
} while(message_p != NULL);
#endif
/*
// Handling the cooperation Flag
if (cooperation_flag == 2)
{
if ((PHY_vars_eNB_g[0]->eNB_UE_stats[0].mode == PUSCH) && (PHY_vars_eNB_g[0]->eNB_UE_stats[1].mode == PUSCH))
PHY_vars_eNB_g[0]->cooperation_flag = 2;
}
*/
if (ue_connection_test == 1) {
if ((frame % 20) == 0) {
snr_dB += snr_direction;
sinr_dB -= snr_direction;
}
if (snr_dB == -20) {
snr_direction = snr_step;
}
else
if (snr_dB == 20) {
snr_direction = -snr_step;
}
}
oai_emulation.info.frame = frame;
//oai_emulation.info.time_ms += 1;
oai_emulation.info.time_s += 0.1; // emu time in s, each frame lasts for 10 ms // JNote: TODO check the coherency of the time and frame (I corrected it to 10 (instead of 0.01)
// if n_frames not set by the user or is greater than max num frame then set adjust the frame counter
if ((oai_emulation.info.n_frames_flag == 0) || (oai_emulation.info.n_frames >= 0xffff)) {
frame %= (oai_emulation.info.n_frames - 1);
}
update_omg (); // frequency is defined in the omg_global params configurable by the user
update_omg_ocm ();
#ifdef OPENAIR2
// check if pipe is still open
if ((oai_emulation.info.omv_enabled == 1)) {
omv_write (pfd[1], enb_node_list, ue_node_list, omv_data);
}
#endif
#ifdef DEBUG_OMG
if ((((int) oai_emulation.info.time_s) % 100) == 0) {
for (UE_id = oai_emulation.info.first_ue_local; UE_id < (oai_emulation.info.first_ue_local + oai_emulation.info.nb_ue_local); UE_id++) {
get_node_position (UE, UE_id);
}
}
#endif
update_ocm ();
for (slot = 0; slot < 20; slot++) {
wait_for_slot_isr ();
#if defined(ENABLE_ITTI)
itti_update_lte_time(frame, slot);
#endif
last_slot = (slot - 1) % 20;
if (last_slot < 0)
last_slot += 20;
next_slot = (slot + 1) % 20;
oai_emulation.info.time_ms = frame * 10 + (slot >> 1);
direction = subframe_select (frame_parms, next_slot >> 1);
#ifdef PROC
if(Channel_Flag==1)
Channel_Func(s_re2,s_im2,r_re2,r_im2,r_re02,r_im02,r_re0_d,r_im0_d,r_re0_u,r_im0_u,eNB2UE,UE2eNB,enb_data,ue_data,abstraction_flag,frame_parms,slot);
if(Channel_Flag==0)
#endif
{
#if defined(ENABLE_ITTI)
log_set_instance_type (LOG_INSTANCE_ENB);
#endif
if ((next_slot % 2) == 0)
clear_eNB_transport_info (oai_emulation.info.nb_enb_local);
for (eNB_id = oai_emulation.info.first_enb_local;
(eNB_id < (oai_emulation.info.first_enb_local + oai_emulation.info.nb_enb_local))
&& (oai_emulation.info.cli_start_enb[eNB_id] == 1); eNB_id++) {
//printf ("debug: Nid_cell %d\n", PHY_vars_eNB_g[eNB_id]->lte_frame_parms.Nid_cell);
//printf ("debug: frame_type %d,tdd_config %d\n", PHY_vars_eNB_g[eNB_id]->lte_frame_parms.frame_type,PHY_vars_eNB_g[eNB_id]->lte_frame_parms.tdd_config);
LOG_D(
EMU,
"PHY procedures eNB %d for frame %d, slot %d (subframe TX %d, RX %d) TDD %d/%d Nid_cell %d\n", eNB_id, frame, slot, next_slot >> 1, last_slot>>1, PHY_vars_eNB_g[eNB_id]->lte_frame_parms.frame_type, PHY_vars_eNB_g[eNB_id]->lte_frame_parms.tdd_config, PHY_vars_eNB_g[eNB_id]->lte_frame_parms.Nid_cell);
#ifdef OPENAIR2 //Appliation: traffic gen
update_otg_eNB (eNB_id, oai_emulation.info.time_ms);
//IP/OTG to PDCP and PDCP to IP operation
pdcp_run (frame, 1, 0, eNB_id); //PHY_vars_eNB_g[eNB_id]->Mod_id
#endif
// PHY_vars_eNB_g[eNB_id]->frame = frame;
phy_procedures_eNB_lte (last_slot, next_slot, PHY_vars_eNB_g[eNB_id], abstraction_flag, no_relay, NULL);
#ifdef PRINT_STATS
if(last_slot==9 && frame%10==0)
if(eNB_avg_thr)
fprintf(eNB_avg_thr,"%d %d\n",PHY_vars_eNB_g[eNB_id]->frame,(PHY_vars_eNB_g[eNB_id]->total_system_throughput)/((PHY_vars_eNB_g[eNB_id]->frame+1)*10));
if (eNB_stats[eNB_id]) {
len = dump_eNB_stats(PHY_vars_eNB_g[eNB_id], stats_buffer, 0);
rewind (eNB_stats[eNB_id]);
fwrite (stats_buffer, 1, len, eNB_stats[eNB_id]);
fflush(eNB_stats[eNB_id]);
}
#ifdef OPENAIR2
if (eNB_l2_stats) {
len = dump_eNB_l2_stats (stats_buffer, 0);
rewind (eNB_l2_stats);
fwrite (stats_buffer, 1, len, eNB_l2_stats);
fflush(eNB_l2_stats);
}
#endif
#endif
}
// Call ETHERNET emulation here
//emu_transport (frame, last_slot, next_slot, direction, oai_emulation.info.frame_type, ethernet_flag);
#if defined(ENABLE_ITTI)
log_set_instance_type (LOG_INSTANCE_UE);
#endif
if ((next_slot % 2) == 0)
clear_UE_transport_info (oai_emulation.info.nb_ue_local);
for (UE_id = oai_emulation.info.first_ue_local;
(UE_id < (oai_emulation.info.first_ue_local + oai_emulation.info.nb_ue_local))
&& (oai_emulation.info.cli_start_ue[UE_id] == 1); UE_id++) {
if (frame >= (UE_id * 20)) { // activate UE only after 20*UE_id frames so that different UEs turn on separately
LOG_D(
EMU,
"PHY procedures UE %d for frame %d, slot %d (subframe TX %d, RX %d)\n", UE_id, frame, slot, next_slot >> 1, last_slot>>1);
if (PHY_vars_UE_g[UE_id]->UE_mode[0] != NOT_SYNCHED) {
if (frame > 0) {
PHY_vars_UE_g[UE_id]->frame = frame;
#ifdef OPENAIR2
//Application
update_otg_UE (UE_id, oai_emulation.info.time_ms);
//Access layer
pdcp_run (frame, 0, UE_id, 0);
#endif
phy_procedures_UE_lte (last_slot, next_slot, PHY_vars_UE_g[UE_id], 0, abstraction_flag, normal_txrx,
no_relay, NULL);
ue_data[UE_id]->tx_power_dBm = PHY_vars_UE_g[UE_id]->tx_power_dBm;
}
}
else {
if (abstraction_flag == 1) {
LOG_E(
EMU, "sync not supported in abstraction mode (UE%d,mode%d)\n", UE_id, PHY_vars_UE_g[UE_id]->UE_mode[0]);
exit (-1);
}
if ((frame > 0) && (last_slot == (LTE_SLOTS_PER_FRAME - 2))) {
initial_sync (PHY_vars_UE_g[UE_id], normal_txrx);
/*
write_output("dlchan00.m","dlch00",&(PHY_vars_UE_g[0]->lte_ue_common_vars.dl_ch_estimates[0][0][0]),(6*(PHY_vars_UE_g[0]->lte_frame_parms.ofdm_symbol_size)),1,1);
if (PHY_vars_UE_g[0]->lte_frame_parms.nb_antennas_rx>1)
write_output("dlchan01.m","dlch01",&(PHY_vars_UE_g[0]->lte_ue_common_vars.dl_ch_estimates[0][1][0]),(6*(PHY_vars_UE_g[0]->lte_frame_parms.ofdm_symbol_size)),1,1);
write_output("dlchan10.m","dlch10",&(PHY_vars_UE_g[0]->lte_ue_common_vars.dl_ch_estimates[0][2][0]),(6*(PHY_vars_UE_g[0]->lte_frame_parms.ofdm_symbol_size)),1,1);
if (PHY_vars_UE_g[0]->lte_frame_parms.nb_antennas_rx>1)
write_output("dlchan11.m","dlch11",&(PHY_vars_UE_g[0]->lte_ue_common_vars.dl_ch_estimates[0][3][0]),(6*(PHY_vars_UE_g[0]->lte_frame_parms.ofdm_symbol_size)),1,1);
write_output("rxsig.m","rxs",PHY_vars_UE_g[0]->lte_ue_common_vars.rxdata[0],PHY_vars_UE_g[0]->lte_frame_parms.samples_per_tti*10,1,1);
write_output("rxsigF.m","rxsF",PHY_vars_UE_g[0]->lte_ue_common_vars.rxdataF[0],2*PHY_vars_UE_g[0]->lte_frame_parms.symbols_per_tti*PHY_vars_UE_g[0]->lte_frame_parms.ofdm_symbol_size,2,1);
write_output("pbch_rxF_ext0.m","pbch_ext0",PHY_vars_UE_g[0]->lte_ue_pbch_vars[0]->rxdataF_ext[0],6*12*4,1,1);
write_output("pbch_rxF_comp0.m","pbch_comp0",PHY_vars_UE_g[0]->lte_ue_pbch_vars[0]->rxdataF_comp[0],6*12*4,1,1);
write_output("pbch_rxF_llr.m","pbch_llr",PHY_vars_UE_g[0]->lte_ue_pbch_vars[0]->llr,(frame_parms->Ncp==0) ? 1920 : 1728,1,4);
*/
}
}
#ifdef PRINT_STATS
if(last_slot==2 && frame%10==0)
if (UE_stats_th[UE_id])
fprintf(UE_stats_th[UE_id],"%d %d\n",frame, PHY_vars_UE_g[UE_id]->bitrate[0]/1000);
if (UE_stats[UE_id]) {
len = dump_ue_stats (PHY_vars_UE_g[UE_id], stats_buffer, 0, normal_txrx, 0);
rewind (UE_stats[UE_id]);
fwrite (stats_buffer, 1, len, UE_stats[UE_id]);
fflush(UE_stats[UE_id]);
}
#endif
}
}
#ifdef Rel10
for (RN_id=oai_emulation.info.first_rn_local;
RN_id<oai_emulation.info.first_rn_local+oai_emulation.info.nb_rn_local;
RN_id++) {
// UE id and eNB id of the RN
UE_id= oai_emulation.info.first_ue_local+oai_emulation.info.nb_ue_local + RN_id;// NB_UE_INST + RN_id
eNB_id= oai_emulation.info.first_enb_local+oai_emulation.info.nb_enb_local + RN_id;// NB_eNB_INST + RN_id
// currently only works in FDD
if (oai_emulation.info.eMBMS_active_state == 4) {
r_type = multicast_relay;
//LOG_I(EMU,"Activating the multicast relaying\n");
}
else {
LOG_E(EMU,"Not supported eMBMS option when relaying is enabled %d\n", r_type);
exit(-1);
}
PHY_vars_RN_g[RN_id]->frame = frame;
if ( oai_emulation.info.frame_type == 0) {
// RN == UE
if (frame>0) {
if (PHY_vars_UE_g[UE_id]->UE_mode[0] != NOT_SYNCHED) {
LOG_D(EMU,"[RN %d] PHY procedures UE %d for frame %d, slot %d (subframe TX %d, RX %d)\n",
RN_id, UE_id, frame, slot, next_slot >> 1,last_slot>>1);
PHY_vars_UE_g[UE_id]->frame = frame;
phy_procedures_UE_lte (last_slot, next_slot, PHY_vars_UE_g[UE_id], 0, abstraction_flag,normal_txrx,
r_type, PHY_vars_RN_g[RN_id]);
}
else if (last_slot == (LTE_SLOTS_PER_FRAME-2)) {
initial_sync(PHY_vars_UE_g[UE_id],normal_txrx);
}
}
// RN == eNB
LOG_D(EMU,"[RN %d] PHY procedures eNB %d for frame %d, slot %d (subframe TX %d, RX %d)\n",
RN_id, eNB_id, frame, slot, next_slot >> 1,last_slot>>1);
phy_procedures_eNB_lte (last_slot, next_slot, PHY_vars_eNB_g[eNB_id], abstraction_flag,
r_type, PHY_vars_RN_g[RN_id]); }
else {
LOG_E(EMU,"TDD is not supported for multicast relaying %d\n", r_type);
exit(-1);
}
}
#endif
emu_transport (frame, last_slot, next_slot, direction, oai_emulation.info.frame_type, ethernet_flag);
if ((direction == SF_DL) || (frame_parms->frame_type == 0)) {
// consider only sec id 0
/* for (eNB_id=0;eNB_id<NB_eNB_INST;eNB_id++) {
if (abstraction_flag == 0) {
do_OFDM_mod(PHY_vars_eNB_g[eNB_id]->lte_eNB_common_vars.txdataF[0],
PHY_vars_eNB_g[eNB_id]->lte_eNB_common_vars.txdata[0],
frame,next_slot,
frame_parms);
}
}*/
for (UE_id = 0; UE_id < NB_UE_INST; UE_id++) {
do_DL_sig (r_re0, r_im0, r_re, r_im, s_re, s_im, eNB2UE, enb_data, ue_data, next_slot, abstraction_flag,
frame_parms, UE_id);
}
}
if ((direction == SF_UL) || (frame_parms->frame_type == 0)) { //if ((subframe<2) || (subframe>4))
do_UL_sig (r_re0, r_im0, r_re, r_im, s_re, s_im, UE2eNB, enb_data, ue_data, next_slot, abstraction_flag,
frame_parms, frame);
/*
int ccc;
fprintf(SINRpost,"SINRdb For eNB New Subframe : \n ");
for(ccc = 0 ; ccc<301; ccc++)
{
fprintf(SINRpost,"_ %f ", SINRpost_eff[ccc]);
}
fprintf(SINRpost,"SINRdb For eNB : %f \n ", SINRpost_eff[ccc]);
*/
}
if ((direction == SF_S)) { //it must be a special subframe
if (next_slot % 2 == 0) { //DL part
/* for (eNB_id=0;eNB_id<NB_eNB_INST;eNB_id++) {
if (abstraction_flag == 0) {
do_OFDM_mod(PHY_vars_eNB_g[eNB_id]->lte_eNB_common_vars.txdataF[0],
PHY_vars_eNB_g[eNB_id]->lte_eNB_common_vars.txdata[0],
frame,next_slot,
frame_parms);
}
}*/
for (UE_id = 0; UE_id < NB_UE_INST; UE_id++) {
do_DL_sig (r_re0, r_im0, r_re, r_im, s_re, s_im, eNB2UE, enb_data, ue_data, next_slot, abstraction_flag,
frame_parms, UE_id);
}
/*
for (aarx=0;aarx<UE2eNB[1][0]->nb_rx;aarx++)
for (aatx=0;aatx<UE2eNB[1][0]->nb_tx;aatx++)
for (k=0;k<UE2eNB[1][0]->channel_length;k++)
printf("SB(%d,%d,%d)->(%f,%f)\n",k,aarx,aatx,UE2eNB[1][0]->ch[aarx+(aatx*UE2eNB[1][0]->nb_rx)][k].r,UE2eNB[1][0]->ch[aarx+(aatx*UE2eNB[1][0]->nb_rx)][k].i);
*/
}
else { // UL part
do_UL_sig (r_re0, r_im0, r_re, r_im, s_re, s_im, UE2eNB, enb_data, ue_data, next_slot, abstraction_flag,
frame_parms, frame);
/* int ccc;
fprintf(SINRpost,"SINRdb For eNB New Subframe : \n ");
for(ccc = 0 ; ccc<301; ccc++)
{
fprintf(SINRpost,"_ %f ", SINRpost_eff[ccc]);
}
fprintf(SINRpost,"SINRdb For eNB : %f \n ", SINRpost_eff[ccc]);
}
*/} }
if ((last_slot == 1) && (frame == 0) && (abstraction_flag == 0) && (oai_emulation.info.n_frames == 1)) {
write_output ("dlchan0.m", "dlch0", &(PHY_vars_UE_g[0]->lte_ue_common_vars.dl_ch_estimates[0][0][0]),
(6 * (PHY_vars_UE_g[0]->lte_frame_parms.ofdm_symbol_size)), 1, 1);
write_output ("dlchan1.m", "dlch1", &(PHY_vars_UE_g[0]->lte_ue_common_vars.dl_ch_estimates[1][0][0]),
(6 * (PHY_vars_UE_g[0]->lte_frame_parms.ofdm_symbol_size)), 1, 1);
write_output ("dlchan2.m", "dlch2", &(PHY_vars_UE_g[0]->lte_ue_common_vars.dl_ch_estimates[2][0][0]),
(6 * (PHY_vars_UE_g[0]->lte_frame_parms.ofdm_symbol_size)), 1, 1);
write_output ("pbch_rxF_comp0.m", "pbch_comp0", PHY_vars_UE_g[0]->lte_ue_pbch_vars[0]->rxdataF_comp[0],
6 * 12 * 4, 1, 1);
write_output ("pbch_rxF_llr.m", "pbch_llr", PHY_vars_UE_g[0]->lte_ue_pbch_vars[0]->llr,
(frame_parms->Ncp == 0) ? 1920 : 1728, 1, 4);
}
/*
if ((last_slot==1) && (frame==1)) {
write_output("dlsch_rxF_comp0.m","dlsch0_rxF_comp0",PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->rxdataF_comp[0],300*(-(PHY_vars_UE->lte_frame_parms.Ncp*2)+14),1,1);
write_output("pdcch_rxF_comp0.m","pdcch0_rxF_comp0",PHY_vars_UE->lte_ue_pdcch_vars[eNB_id]->rxdataF_comp[0],4*300,1,1);
}
*/
if (next_slot % 2 == 0) {
clock_gettime (CLOCK_REALTIME, &time_spec);
time_last = time_now;
time_now = (unsigned long) time_spec.tv_nsec;
td = (int) (time_now - time_last);
if (td > 0) {
td_avg = (int) (((K * (long) td) + (((1 << 3) - K) * ((long) td_avg))) >> 3); // in us
LOG_T(
EMU,
"sleep frame %d, time_now %ldus,time_last %ldus,average time difference %ldns, CURRENT TIME DIFF %dus, avgerage difference from the target %dus\n", frame, time_now, time_last, td_avg, td/1000, (td_avg-TARGET_SF_TIME_NS)/1000);
}
if (td_avg < (TARGET_SF_TIME_NS - SF_DEVIATION_OFFSET_NS)) {
sleep_time_us += SLEEP_STEP_US;
LOG_D(EMU, "Faster than realtime increase the avg sleep time for %d us, frame %d\n", sleep_time_us, frame);
// LOG_D(EMU,"Faster than realtime increase the avg sleep time for %d us, frame %d, time_now %ldus,time_last %ldus,average time difference %ldns, CURRENT TIME DIFF %dus, avgerage difference from the target %dus\n", sleep_time_us,frame, time_now,time_last,td_avg, td/1000,(td_avg-TARGET_SF_TIME_NS)/1000);
}
else
if (td_avg > (TARGET_SF_TIME_NS + SF_DEVIATION_OFFSET_NS)) {
sleep_time_us -= SLEEP_STEP_US;
LOG_D(
EMU,
"Slower than realtime reduce the avg sleep time for %d us, frame %d, time_now\n", sleep_time_us, frame);
//LOG_T(EMU,"Slower than realtime reduce the avg sleep time for %d us, frame %d, time_now %ldus,time_last %ldus,average time difference %ldns, CURRENT TIME DIFF %dus, avgerage difference from the target %dus\n", sleep_time_us,frame, time_now,time_last,td_avg, td/1000,(td_avg-TARGET_SF_TIME_NS)/1000);
}
} // end if next_slot%2
} // if Channel_Flag==0
} //end of slot
if ((frame >= 1) && (frame <= 9) && (abstraction_flag == 0)
#ifdef PROC
&&(Channel_Flag==0)
#endif
) {
write_output ("UEtxsig0.m", "txs0", PHY_vars_UE_g[0]->lte_ue_common_vars.txdata[0], FRAME_LENGTH_COMPLEX_SAMPLES,
1, 1);
sprintf (fname, "eNBtxsig%d.m", frame);
sprintf (vname, "txs%d", frame);
write_output (fname, vname, PHY_vars_eNB_g[0]->lte_eNB_common_vars.txdata[0][0], FRAME_LENGTH_COMPLEX_SAMPLES, 1,
1);
write_output (
"eNBtxsigF0.m", "txsF0", PHY_vars_eNB_g[0]->lte_eNB_common_vars.txdataF[0][0],
PHY_vars_eNB_g[0]->lte_frame_parms.symbols_per_tti * PHY_vars_eNB_g[0]->lte_frame_parms.ofdm_symbol_size, 1,
1);
write_output ("UErxsig0.m", "rxs0", PHY_vars_UE_g[0]->lte_ue_common_vars.rxdata[0], FRAME_LENGTH_COMPLEX_SAMPLES,
1, 1);
write_output ("eNBrxsig0.m", "rxs0", PHY_vars_eNB_g[0]->lte_eNB_common_vars.rxdata[0][0],
FRAME_LENGTH_COMPLEX_SAMPLES, 1, 1); }
#ifdef XFORMS
eNB_id = 0;
for (UE_id = 0; UE_id < NB_UE_INST; UE_id++) {
phy_scope_UE(form_ue[UE_id],
PHY_vars_UE_g[UE_id],
eNB_id,
UE_id,
7);
phy_scope_eNB(form_enb[UE_id],
PHY_vars_eNB_g[eNB_id],
UE_id);
}
#endif
// calibrate at the end of each frame if there is some time left
if ((sleep_time_us > 0) && (ethernet_flag == 0)) {
LOG_I(EMU, "[TIMING] Adjust average frame duration, sleep for %d us\n", sleep_time_us);
usleep (sleep_time_us);
sleep_time_us = 0; // reset the timer, could be done per n SF
}
#ifdef SMBV
if ((frame == config_frames[0]) || (frame == config_frames[1]) || (frame == config_frames[2]) || (frame == config_frames[3])) {
smbv_frame_cnt++;
}
#endif
} //end of frame
#if defined(ENABLE_ITTI)
itti_terminate_tasks(TASK_L2L1);
#endif
return NULL;
}
Packet_OTG_List *otg_pdcp_buffer;
int main(int argc, char **argv) {
s32 i;
// pointers signal buffers (s = transmit, r,r0 = receive)
clock_t t;
//FILE *SINRpost;
//char SINRpost_fname[512];
// sprintf(SINRpost_fname,"postprocSINR.m");
//SINRpost = fopen(SINRpost_fname,"w");
// variables/flags which are set by user on command-line
#ifdef SMBV
strcpy(smbv_ip,DEFAULT_SMBV_IP);
#endif
// time calibration for soft realtime mode
// u8 awgn_flag = 0;
#ifdef XFORMS
// 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_lte_phy_scope_ue *form_ue[NUMBER_OF_UE_MAX];
FD_lte_phy_scope_enb *form_enb[NUMBER_OF_UE_MAX];
char title[255];
#endif
#ifdef PRINT_STATS
int len;
FILE *UE_stats[NUMBER_OF_UE_MAX], *UE_stats_th[NUMBER_OF_UE_MAX], *eNB_stats[NUMBER_OF_eNB_MAX], *eNB_avg_thr, *eNB_l2_stats; char UE_stats_filename[255];
char eNB_stats_filename[255];
char UE_stats_th_filename[255];
char eNB_stats_th_filename[255];
#endif
//time_t t0,t1;
//clock_t start, stop;
#ifdef PROC
int node_id;
int port,Process_Flag=0,wgt,Channel_Flag=0,temp;
#endif
//double **s_re2[MAX_eNB+MAX_UE], **s_im2[MAX_eNB+MAX_UE], **r_re2[MAX_eNB+MAX_UE], **r_im2[MAX_eNB+MAX_UE], **r_re02, **r_im02;
//double **r_re0_d[MAX_UE][MAX_eNB], **r_im0_d[MAX_UE][MAX_eNB], **r_re0_u[MAX_eNB][MAX_UE],**r_im0_u[MAX_eNB][MAX_UE];
//default parameters
rate_adaptation_flag = 0;
oai_emulation.info.n_frames = 0xffff; //1024; //10;
oai_emulation.info.n_frames_flag = 0; //fixme
snr_dB = 30;
cooperation_flag = 0; // default value 0 for no cooperation, 1 for Delay diversity, 2 for Distributed Alamouti
//Default values if not changed by the user in get_simulation_options();
pdcp_period = 1;
omg_period = 1;
// start thread for log gen
log_thread_init ();
init_oai_emulation (); // to initialize everything !!!
// get command-line options
get_simulation_options (argc, argv); //Command-line options
#if defined(ENABLE_ITTI)
itti_init(TASK_MAX, THREAD_MAX, MESSAGES_ID_MAX, tasks_info, messages_info, messages_definition_xml, oai_emulation.info.itti_dump_file);
#endif
// Initialize VCD LOG module
vcd_signal_dumper_init ("openair_dump.vcd");
/* pthread_t sigth;
sigset_t sigblock;
sigemptyset(&sigblock);
sigaddset(&sigblock, SIGHUP);
sigaddset(&sigblock, SIGINT);
sigaddset(&sigblock, SIGTERM);
pthread_sigmask(SIG_BLOCK, &sigblock, NULL);
if (pthread_create(&sigth, NULL, sigh, NULL)) {
msg("Pthread for tracing Signals is not created!\n");
return -1;
} else {
msg("Pthread for tracing Signals is created!\n");
}*/
// configure oaisim with OCG
oaisim_config (); // config OMG and OCG, OPT, OTG, OLG
if (ue_connection_test == 1) {
snr_direction = -snr_step;
snr_dB = 20;
sinr_dB = -20;
}
#ifdef OPENAIR2
init_omv ();
#endif
//Before this call, NB_UE_INST and NB_eNB_INST are not set correctly
check_and_adjust_params ();
#ifdef PRINT_STATS for (UE_id=0;UE_id<NB_UE_INST;UE_id++) {
sprintf(UE_stats_filename,"UE_stats%d.txt",UE_id);
UE_stats[UE_id] = fopen (UE_stats_filename, "w");
}
for (eNB_id=0;eNB_id<NB_eNB_INST;eNB_id++) {
sprintf(eNB_stats_filename,"eNB_stats%d.txt",eNB_id);
eNB_stats[eNB_id] = fopen (eNB_stats_filename, "w");
}
if(abstraction_flag==0) {
for (UE_id=0;UE_id<NB_UE_INST;UE_id++) {
sprintf(UE_stats_th_filename,"UE_stats_th%d_tx%d.txt",UE_id,oai_emulation.info.transmission_mode);
UE_stats_th[UE_id] = fopen (UE_stats_th_filename, "w");
}
sprintf(eNB_stats_th_filename,"eNB_stats_th_tx%d.txt",oai_emulation.info.transmission_mode);
eNB_avg_thr = fopen (eNB_stats_th_filename, "w");
}
else {
for (UE_id=0;UE_id<NB_UE_INST;UE_id++) {
sprintf(UE_stats_th_filename,"UE_stats_abs_th%d_tx%d.txt",UE_id,oai_emulation.info.transmission_mode);
UE_stats_th[UE_id] = fopen (UE_stats_th_filename, "w");
}
sprintf(eNB_stats_th_filename,"eNB_stats_abs_th_tx%d.txt",oai_emulation.info.transmission_mode);
eNB_avg_thr = fopen (eNB_stats_th_filename, "w");
}
#ifdef OPENAIR2
eNB_l2_stats = fopen ("eNB_l2_stats.txt", "w");
LOG_I(EMU,"eNB_l2_stats=%p\n", eNB_l2_stats);
#endif
#endif
set_seed = oai_emulation.emulation_config.seed.value;
init_otg_pdcp_buffer ();
init_seed (set_seed);
init_openair1 ();
init_openair2 ();
init_ocm ();
#ifdef XFORMS
eNB_id = 0;
for (UE_id = 0; UE_id < NB_UE_INST; UE_id++) {
// DL scope at UEs
fl_initialize (&argc, argv, NULL, 0, 0);
form_ue[UE_id] = create_lte_phy_scope_ue();
sprintf (title, "LTE DL SCOPE eNB %d to UE %d", eNB_id, UE_id);
fl_show_form (form_ue[UE_id]->lte_phy_scope_ue, FL_PLACE_HOTSPOT, FL_FULLBORDER, title);
// UL scope at eNB 0
fl_initialize (&argc, argv, NULL, 0, 0);
form_enb[UE_id] = create_lte_phy_scope_enb();
sprintf (title, "LTE UL SCOPE UE %d to eNB %d", UE_id, eNB_id);
fl_show_form (form_enb[UE_id]->lte_phy_scope_enb, FL_PLACE_HOTSPOT, FL_FULLBORDER, title);
if (openair_daq_vars.use_ia_receiver == 1) {
fl_set_button(form_ue[UE_id]->button_0,1);
fl_set_object_label(form_ue[UE_id]->button_0, "IA Receiver ON");
fl_set_object_color(form_ue[UE_id]->button_0, FL_GREEN, FL_GREEN);
}
}
#endif
#ifdef SMBV
smbv_init_config(smbv_fname, smbv_nframes); smbv_write_config_from_frame_parms(smbv_fname, &PHY_vars_eNB_g[0]->lte_frame_parms);
#endif
init_time ();
init_slot_isr ();
t = clock ();
LOG_N(EMU, ">>>>>>>>>>>>>>>>>>>>>>>>>>> OAIEMU initialization done <<<<<<<<<<<<<<<<<<<<<<<<<<\n\n");
#if defined(ENABLE_ITTI)
// Handle signals until all tasks are terminated
if (itti_create_task_successful())
itti_wait_tasks_end();
else
exit(-1); // need a softer mode
#else
eNB_app_task(NULL); // do nothing for the moment
l2l1_task (NULL);
#endif
t = clock () - t;
LOG_I (EMU,"Duration of the simulation: %f seconds\n", ((float) t) / CLOCKS_PER_SEC);
// fclose(SINRpost);
LOG_N(EMU, ">>>>>>>>>>>>>>>>>>>>>>>>>>> OAIEMU Ending <<<<<<<<<<<<<<<<<<<<<<<<<<\n\n");
free (otg_pdcp_buffer);
#ifdef SMBV
if (config_smbv) {
smbv_send_config (smbv_fname,smbv_ip);
}
#endif
//Perform KPI measurements
if (oai_emulation.info.otg_enabled == 1)
kpi_gen ();
// relase all rx state
if (ethernet_flag == 1) {
emu_transport_release ();
}
#ifdef PROC
if (abstraction_flag == 0 && Channel_Flag==0 && Process_Flag==0)
#else
if (abstraction_flag == 0)
#endif
{
/*
#ifdef IFFT_FPGA
free(txdataF2[0]);
free(txdataF2[1]);
free(txdataF2);
free(txdata[0]);
free(txdata[1]);
free(txdata);
#endif
*/
for (i = 0; i < 2; i++) {
free (s_re[i]);
free (s_im[i]);
free (r_re[i]);
free (r_im[i]);
}
free (s_re);
free (s_im); free (r_re);
free (r_im);
lte_sync_time_free ();
}
// pthread_join(sigth, NULL);
// added for PHY abstraction
if (oai_emulation.info.ocm_enabled == 1) {
for (eNB_id = 0; eNB_id < NUMBER_OF_eNB_MAX; eNB_id++)
free (enb_data[eNB_id]);
for (UE_id = 0; UE_id < NUMBER_OF_UE_MAX; UE_id++)
free (ue_data[UE_id]);
} //End of PHY abstraction changes
#ifdef OPENAIR2
mac_top_cleanup ();
#endif
#ifdef PRINT_STATS
for (UE_id=0;UE_id<NB_UE_INST;UE_id++) {
if (UE_stats[UE_id])
fclose (UE_stats[UE_id]);
if(UE_stats_th[UE_id])
fclose (UE_stats_th[UE_id]);
}
for (eNB_id=0;eNB_id<NB_eNB_INST;eNB_id++) {
if (eNB_stats[eNB_id])
fclose (eNB_stats[eNB_id]);
}
if (eNB_avg_thr)
fclose (eNB_avg_thr);
if (eNB_l2_stats)
fclose (eNB_l2_stats);
#endif
// stop OMG
stop_mobility_generator (oai_emulation.info.omg_model_ue); //omg_param_list.mobility_type
#ifdef OPENAIR2
if (oai_emulation.info.omv_enabled == 1)
omv_end (pfd[1], omv_data);
#endif
if ((oai_emulation.info.ocm_enabled == 1) && (ethernet_flag == 0) && (ShaF != NULL))
destroyMat (ShaF, map1, map2);
if ((oai_emulation.info.opt_enabled == 1))
terminate_opt ();
if (oai_emulation.info.cli_enabled)
cli_server_cleanup ();
//bring oai if down
terminate ();
log_thread_finalize ();
logClean ();
vcd_signal_dumper_close ();
return (0);
}
/*
static void *sigh(void *arg) {
int signum;
sigset_t sigcatch;
sigemptyset(&sigcatch);
sigaddset(&sigcatch, SIGHUP);
sigaddset(&sigcatch, SIGINT); sigaddset(&sigcatch, SIGTERM);
for (;;) {
sigwait(&sigcatch, &signum);
switch (signum) {
case SIGHUP:
case SIGINT:
case SIGTERM:
terminate();
default:
break;
}
}
pthread_exit(NULL);
}
*/
void terminate(void) {
int i;
char interfaceName[8];
for (i = 0; i < NUMBER_OF_eNB_MAX + NUMBER_OF_UE_MAX; i++)
if (oai_emulation.info.oai_ifup[i] == 1) {
sprintf (interfaceName, "oai%d", i);
bringInterfaceUp (interfaceName, 0);
}
}