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lte-softmodem.c 58.01 KiB
/*******************************************************************************
OpenAirInterface
Copyright(c) 1999 - 2014 Eurecom
OpenAirInterface is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenAirInterface 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with OpenAirInterface.The full GNU General Public License is
included in this distribution in the file called "COPYING". If not,
see <http://www.gnu.org/licenses/>.
Contact Information
OpenAirInterface Admin: openair_admin@eurecom.fr
OpenAirInterface Tech : openair_tech@eurecom.fr
OpenAirInterface Dev : openair4g-devel@lists.eurecom.fr
Address : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
*******************************************************************************/
/*! \file lte-enb.c
* \brief Top-level threads for eNodeB
* \author R. Knopp, F. Kaltenberger, Navid Nikaein
* \date 2012
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr, navid.nikaein@eurecom.fr
* \note
* \warning
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/mman.h>
#include <sched.h>
#include <linux/sched.h>
#include <signal.h>
#include <execinfo.h>
#include <getopt.h>
#include <sys/sysinfo.h>
#include "rt_wrapper.h"
#undef MALLOC //there are two conflicting definitions, so we better make sure we don't use it at all
#include "assertions.h"
#include "msc.h"
#include "PHY/types.h"
#include "PHY/defs.h"
#undef MALLOC //there are two conflicting definitions, so we better make sure we don't use it at all
//#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"
//#undef FRAME_LENGTH_COMPLEX_SAMPLES //there are two conflicting definitions, so we better make sure we don't use it at all
#include "PHY/vars.h"
#include "SCHED/vars.h"
#include "LAYER2/MAC/vars.h"
#include "../../SIMU/USER/init_lte.h"
#include "LAYER2/MAC/defs.h"
#include "LAYER2/MAC/vars.h"
#include "LAYER2/MAC/proto.h"
#include "RRC/LITE/vars.h"
#include "PHY_INTERFACE/vars.h"
#ifdef SMBV
#include "PHY/TOOLS/smbv.h"
unsigned short config_frames[4] = {2,9,11,13};
#endif
#include "UTIL/LOG/log_extern.h"
#include "UTIL/OTG/otg_tx.h"
#include "UTIL/OTG/otg_externs.h"
#include "UTIL/MATH/oml.h"
#include "UTIL/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
#if defined(ENABLE_ITTI)
# include "intertask_interface_init.h"
# include "create_tasks.h"
# if defined(ENABLE_USE_MME)
# include "s1ap_eNB.h"
#ifdef PDCP_USE_NETLINK
# include "SIMULATION/ETH_TRANSPORT/proto.h"
#endif
# endif
#endif
#ifdef XFORMS
#include "PHY/TOOLS/lte_phy_scope.h"
#include "stats.h"
#endif
// In lte-enb.c
int setup_eNB_buffers(PHY_VARS_eNB **phy_vars_eNB, openair0_config_t *openair0_cfg, openair0_rf_map rf_map[MAX_NUM_CCs]);
extern void init_eNB(void);
extern void stop_eNB(void);
extern void kill_eNB_proc(void);
// In lte-ue.c
int setup_ue_buffers(PHY_VARS_UE **phy_vars_ue, openair0_config_t *openair0_cfg, openair0_rf_map rf_map[MAX_NUM_CCs]);
void fill_ue_band_info(void);
extern void init_UE(void);
#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[MAX_NUM_CCs][NUMBER_OF_UE_MAX];
FD_stats_form *form_stats=NULL,*form_stats_l2=NULL;
char title[255];
unsigned char scope_enb_num_ue = 2;
#endif //XFORMS
pthread_cond_t sync_cond;
pthread_mutex_t sync_mutex;
int sync_var=-1; //!< protected by mutex \ref sync_mutex.
#ifdef XFORMS
static pthread_t forms_thread; //xforms
#endif
openair0_device openair0;
uint16_t runtime_phy_rx[29][6]; // SISO [MCS 0-28][RBs 0-5 : 6, 15, 25, 50, 75, 100]
uint16_t runtime_phy_tx[29][6]; // SISO [MCS 0-28][RBs 0-5 : 6, 15, 25, 50, 75, 100]
#if defined(ENABLE_ITTI)
volatile int start_eNB = 0;
volatile int start_UE = 0;
#endif
volatile int oai_exit = 0;
static char UE_flag=0;
//static uint8_t eNB_id=0,UE_id=0;
static char threequarter_fs=0;
uint32_t downlink_frequency[MAX_NUM_CCs][4];
int32_t uplink_frequency_offset[MAX_NUM_CCs][4];
openair0_rf_map rf_map[MAX_NUM_CCs];
static char *conf_config_file_name = NULL;
#if defined(ENABLE_ITTI)
static char *itti_dump_file = NULL;
#endif
int UE_scan = 1;
int UE_scan_carrier = 0;
runmode_t mode = normal_txrx;
FILE *input_fd=NULL;
#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 sample_rate=30.72e6;
double bw = 10.0e6;
static int tx_max_power[MAX_NUM_CCs]; /* = {0,0}*/;
char rf_config_file[1024];
int chain_offset=0;
int phy_test = 0;
char ref[128] = "internal";
char channels[128] = "0";
int rx_input_level_dBm;
static int online_log_messages=0;
#ifdef XFORMS
extern int otg_enabled;
static char do_forms=0;
#else
int otg_enabled;
#endif
//int number_of_cards = 1;
static LTE_DL_FRAME_PARMS *frame_parms[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
extern void reset_opp_meas(void);
extern void print_opp_meas(void);
int transmission_mode=1;
int16_t glog_level = LOG_INFO;
int16_t glog_verbosity = LOG_MED;
int16_t hw_log_level = LOG_INFO;
int16_t hw_log_verbosity = LOG_MED;
int16_t phy_log_level = LOG_INFO;
int16_t phy_log_verbosity = LOG_MED;
int16_t mac_log_level = LOG_INFO;
int16_t mac_log_verbosity = LOG_MED;
int16_t rlc_log_level = LOG_INFO;
int16_t rlc_log_verbosity = LOG_MED;
int16_t pdcp_log_level = LOG_INFO;
int16_t pdcp_log_verbosity = LOG_MED;
int16_t rrc_log_level = LOG_INFO;
int16_t rrc_log_verbosity = LOG_MED;
int16_t opt_log_level = LOG_INFO;
int16_t opt_log_verbosity = LOG_MED;
# if defined(ENABLE_USE_MME)
int16_t gtpu_log_level = LOG_DEBUG;
int16_t gtpu_log_verbosity = LOG_MED;
int16_t udp_log_level = LOG_DEBUG;
int16_t udp_log_verbosity = LOG_MED;
#endif
#if defined (ENABLE_SECURITY)
int16_t osa_log_level = LOG_INFO;
int16_t osa_log_verbosity = LOG_MED;
#endif
#ifdef ETHERNET
char *rrh_UE_ip = "127.0.0.1";
int rrh_UE_port = 51000;
#endif
/* 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;
openair0_config_t openair0_cfg[MAX_CARDS];
double cpuf;
char uecap_xer[1024],uecap_xer_in=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)
{
#ifdef DEBUG
printf("difftimes min = %lu ns ; max = %lu ns\n", min_diff_time.tv_nsec, max_diff_time.tv_nsec);
#else
LOG_I(HW,"difftimes min = %lu ns ; max = %lu ns\n", min_diff_time.tv_nsec, max_diff_time.tv_nsec);
#endif
}
void update_difftimes(struct timespec start, struct timespec end)
{
struct timespec diff_time = { .tv_sec = 0, .tv_nsec = 0 };
int changed = 0;
diff_time = clock_difftime(start, end);
if ((min_diff_time.tv_nsec == 0) || (diff_time.tv_nsec < min_diff_time.tv_nsec)) { min_diff_time.tv_nsec = diff_time.tv_nsec; changed = 1; }
if ((max_diff_time.tv_nsec == 0) || (diff_time.tv_nsec > max_diff_time.tv_nsec)) { max_diff_time.tv_nsec = diff_time.tv_nsec; changed = 1; }
#if 1
if (changed) print_difftimes();
#endif
}
/*------------------------------------------------------------------------*/
unsigned int build_rflocal(int txi, int txq, int rxi, int rxq)
{
return (txi + (txq<<6) + (rxi<<12) + (rxq<<18));
}
unsigned int build_rfdc(int dcoff_i_rxfe, int dcoff_q_rxfe)
{
return (dcoff_i_rxfe + (dcoff_q_rxfe<<8));
}
#if !defined(ENABLE_ITTI)
void signal_handler(int sig)
{
void *array[10];
size_t size;
if (sig==SIGSEGV) {
// get void*'s for all entries on the stack
size = backtrace(array, 10);
// print out all the frames to stderr
fprintf(stderr, "Error: signal %d:\n", sig);
backtrace_symbols_fd(array, size, 2);
exit(-1);
} else {
printf("trying to exit gracefully...\n");
oai_exit = 1;
}
}
#endif
#define KNRM "\x1B[0m"
#define KRED "\x1B[31m"
#define KGRN "\x1B[32m"
#define KBLU "\x1B[34m"
#define RESET "\033[0m"
void help (void) {
printf (KGRN "Usage:\n");
printf(" sudo -E lte-softmodem [options]\n");
printf(" sudo -E ./lte-softmodem -O ../../../targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.exmimo2.openEPC.conf -S -V -m 26 -t 16 -x 1 --ulsch-max-errors 100 -W\n\n");
printf("Options:\n");
printf(" --rf-config-file Configuration file for front-end (e.g. LMS7002M)\n");
printf(" --ulsch-max-errors set the max ULSCH erros\n");
printf(" --calib-ue-rx set UE RX calibration\n");
printf(" --calib-ue-rx-med \n");
printf(" --calib-ue-rxbyp\n");
printf(" --debug-ue-prach run normal prach power ramping, but don't continue random-access\n");
printf(" --calib-prach-tx run normal prach with maximum power, but don't continue random-access\n");
printf(" --no-L2-connect bypass L2 and upper layers\n");
printf(" --ue-rxgain set UE RX gain\n");
printf(" --ue-txgain set UE TX gain\n");
printf(" --ue-scan_carrier set UE to scan around carrier\n");
printf(" --loop-memory get softmodem (UE) to loop through memory instead of acquiring from HW\n");
printf(" -C Set the downlink frequency for all component carriers\n");
printf(" -d Enable soft scope and L1 and L2 stats (Xforms)\n");
printf(" -F Calibrate the EXMIMO borad, available files: exmimo2_2arxg.lime exmimo2_2brxg.lime \n");
printf(" -g Set the global log level, valide options: (9:trace, 8/7:debug, 6:info, 4:warn, 3:error)\n");
printf(" -G Set the global log verbosity \n");
printf(" -h provides this help message!\n");
printf(" -K Generate ITTI analyzser logs (similar to wireshark logs but with more details)\n");
printf(" -m Set the maximum downlink MCS\n");
printf(" -O eNB configuration file (located in targets/PROJECTS/GENERIC-LTE-EPC/CONF\n");
printf(" -q Enable processing timing measurement of lte softmodem on per subframe basis \n");
printf(" -r Set the PRB, valid values: 6, 25, 50, 100 \n");
printf(" -S Skip the missed slots/subframes \n");
printf(" -t Set the maximum uplink MCS\n");
printf(" -T Set hardware to TDD mode (default: FDD). Used only with -U (otherwise set in config file).\n");
printf(" -U Set the lte softmodem as a UE\n");
printf(" -W Enable L2 wireshark messages on localhost \n");
printf(" -V Enable VCD (generated file will be located atopenair_dump_eNB.vcd, read it with target/RT/USER/eNB.gtkw\n");
printf(" -x Set the transmission mode, valid options: 1 \n"RESET);
}
void exit_fun(const char* s)
{
if (s != NULL) {
printf("%s %s() Exiting OAI softmodem: %s\n",__FILE__, __FUNCTION__, s);
}
oai_exit = 1;
#if defined(ENABLE_ITTI)
sleep(1); //allow lte-softmodem threads to exit first
itti_terminate_tasks (TASK_UNKNOWN);
#endif
}
#ifdef XFORMS
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_eNB[i][0]->Mlimit; j++) {
phy_vars_eNB->eNB_UE_stats[i].dlsch_NAK[k][j]=0;
phy_vars_eNB->eNB_UE_stats[i].dlsch_ACK[k][j]=0;
phy_vars_eNB->eNB_UE_stats[i].dlsch_trials[k][j]=0;
}
phy_vars_eNB->eNB_UE_stats[i].dlsch_l2_errors[k]=0;
phy_vars_eNB->eNB_UE_stats[i].ulsch_errors[k]=0;
phy_vars_eNB->eNB_UE_stats[i].ulsch_consecutive_errors=0;
for (j=0; j<phy_vars_eNB->ulsch_eNB[i]->Mlimit; j++) {
phy_vars_eNB->eNB_UE_stats[i].ulsch_decoding_attempts[k][j]=0;
phy_vars_eNB->eNB_UE_stats[i].ulsch_decoding_attempts_last[k][j]=0;
phy_vars_eNB->eNB_UE_stats[i].ulsch_round_errors[k][j]=0;
phy_vars_eNB->eNB_UE_stats[i].ulsch_round_fer[k][j]=0;
}
}
phy_vars_eNB->eNB_UE_stats[i].dlsch_sliding_cnt=0;
phy_vars_eNB->eNB_UE_stats[i].dlsch_NAK_round0=0;
phy_vars_eNB->eNB_UE_stats[i].dlsch_mcs_offset=0;
}
}
static void *scope_thread(void *arg)
{
char stats_buffer[16384];
# ifdef ENABLE_XFORMS_WRITE_STATS
FILE *UE_stats, *eNB_stats;
# endif
int len = 0;
struct sched_param sched_param;
int UE_id, CC_id;
int ue_cnt=0;
sched_param.sched_priority = sched_get_priority_min(SCHED_FIFO)+1;
sched_setscheduler(0, SCHED_FIFO,&sched_param);
printf("Scope thread has priority %d\n",sched_param.sched_priority);
# ifdef ENABLE_XFORMS_WRITE_STATS
if (UE_flag==1)
UE_stats = fopen("UE_stats.txt", "w");
else
eNB_stats = fopen("eNB_stats.txt", "w");
#endif
while (!oai_exit) {
if (UE_flag==1) {
len = dump_ue_stats (PHY_vars_UE_g[0][0], stats_buffer, 0, mode,rx_input_level_dBm);
//fl_set_object_label(form_stats->stats_text, stats_buffer);
fl_clear_browser(form_stats->stats_text);
fl_add_browser_line(form_stats->stats_text, stats_buffer);
phy_scope_UE(form_ue[0],
PHY_vars_UE_g[0][0],
0,
0,7);
} else {
if (PHY_vars_eNB_g[0][0]->mac_enabled==1) {
len = dump_eNB_l2_stats (stats_buffer, 0);
//fl_set_object_label(form_stats_l2->stats_text, stats_buffer);
fl_clear_browser(form_stats_l2->stats_text);
fl_add_browser_line(form_stats_l2->stats_text, stats_buffer);
}
len = dump_eNB_stats (PHY_vars_eNB_g[0][0], stats_buffer, 0);
if (MAX_NUM_CCs>1)
len += dump_eNB_stats (PHY_vars_eNB_g[0][1], &stats_buffer[len], 0);
//fl_set_object_label(form_stats->stats_text, stats_buffer);
fl_clear_browser(form_stats->stats_text);
fl_add_browser_line(form_stats->stats_text, stats_buffer);
ue_cnt=0;
for(UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++) {
for(CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
if ((PHY_vars_eNB_g[0][CC_id]->dlsch_eNB[UE_id][0]->rnti>0) && (ue_cnt<scope_enb_num_ue)) {
phy_scope_eNB(form_enb[CC_id][ue_cnt],
PHY_vars_eNB_g[0][CC_id],
UE_id);
ue_cnt++;
}
}
}
}
//printf("doing forms\n");
//usleep(100000); // 100 ms
sleep(1);
}
// printf("%s",stats_buffer);
# ifdef ENABLE_XFORMS_WRITE_STATS
if (UE_flag==1) {
if (UE_stats) {
rewind (UE_stats);
fwrite (stats_buffer, 1, len, UE_stats);
fclose (UE_stats);
}
} else {
if (eNB_stats) {
rewind (eNB_stats);
fwrite (stats_buffer, 1, len, eNB_stats);
fclose (eNB_stats);
}
}
# endif
pthread_exit((void*)arg);
}
#endif
#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);
if (UE_flag == 0) {
/* Wait for the initialize message */
printf("Wait for the ITTI initialize message\n");
do {
if (message_p != NULL) {
result = itti_free (ITTI_MSG_ORIGIN_ID(message_p), message_p);
AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
}
itti_receive_msg (TASK_L2L1, &message_p);
switch (ITTI_MSG_ID(message_p)) {
case INITIALIZE_MESSAGE:
/* Start eNB thread */
LOG_D(EMU, "L2L1 TASK received %s\n", ITTI_MSG_NAME(message_p));
start_eNB = 1;
break;
case TERMINATE_MESSAGE:
printf("received terminate message\n");
oai_exit=1;
itti_exit_task ();
break;
default:
LOG_E(EMU, "Received unexpected message %s\n", ITTI_MSG_NAME(message_p));
break;
}
} while (ITTI_MSG_ID(message_p) != INITIALIZE_MESSAGE);
result = itti_free (ITTI_MSG_ORIGIN_ID(message_p), message_p);
AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
}
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
static void get_options (int argc, char **argv)
{
int c;
// char line[1000];
// int l;
int k,i;//,j,k;
#if defined(OAI_USRP) || defined(CPRIGW)
int clock_src;
#endif
int CC_id;
const Enb_properties_array_t *enb_properties;
enum long_option_e {
LONG_OPTION_START = 0x100, /* Start after regular single char options */
LONG_OPTION_RF_CONFIG_FILE,
LONG_OPTION_ULSCH_MAX_CONSECUTIVE_ERRORS,
LONG_OPTION_CALIB_UE_RX,
LONG_OPTION_CALIB_UE_RX_MED,
LONG_OPTION_CALIB_UE_RX_BYP,
LONG_OPTION_DEBUG_UE_PRACH,
LONG_OPTION_NO_L2_CONNECT,
LONG_OPTION_CALIB_PRACH_TX,
LONG_OPTION_RXGAIN,
LONG_OPTION_TXGAIN,
LONG_OPTION_SCANCARRIER,
LONG_OPTION_MAXPOWER,
LONG_OPTION_DUMP_FRAME,
LONG_OPTION_LOOPMEMORY,
LONG_OPTION_PHYTEST
};
static const struct option long_options[] = {
{"rf-config-file",required_argument, NULL, LONG_OPTION_RF_CONFIG_FILE},
{"ulsch-max-errors",required_argument, NULL, LONG_OPTION_ULSCH_MAX_CONSECUTIVE_ERRORS},
{"calib-ue-rx", required_argument, NULL, LONG_OPTION_CALIB_UE_RX},
{"calib-ue-rx-med", required_argument, NULL, LONG_OPTION_CALIB_UE_RX_MED},
{"calib-ue-rx-byp", required_argument, NULL, LONG_OPTION_CALIB_UE_RX_BYP},
{"debug-ue-prach", no_argument, NULL, LONG_OPTION_DEBUG_UE_PRACH},
{"no-L2-connect", no_argument, NULL, LONG_OPTION_NO_L2_CONNECT},
{"calib-prach-tx", no_argument, NULL, LONG_OPTION_CALIB_PRACH_TX},
{"ue-rxgain", required_argument, NULL, LONG_OPTION_RXGAIN},
{"ue-txgain", required_argument, NULL, LONG_OPTION_TXGAIN},
{"ue-scan-carrier", no_argument, NULL, LONG_OPTION_SCANCARRIER},
{"ue-max-power", required_argument, NULL, LONG_OPTION_MAXPOWER},
{"ue-dump-frame", no_argument, NULL, LONG_OPTION_DUMP_FRAME},
{"loop-memory", required_argument, NULL, LONG_OPTION_LOOPMEMORY},
{"phy-test", no_argument, NULL, LONG_OPTION_PHYTEST},
{NULL, 0, NULL, 0}
};
while ((c = getopt_long (argc, argv, "A:a:C:dEK:g:F:G:hqO:m:SUVRM:r:P:Ws:t:Tx:",long_options,NULL)) != -1) {
switch (c) {
case LONG_OPTION_RF_CONFIG_FILE:
if ((strcmp("null", optarg) == 0) || (strcmp("NULL", optarg) == 0)) {
printf("no configuration filename is provided\n");
}
else if (strlen(optarg)<=1024){
strcpy(rf_config_file,optarg); }else {
printf("Configuration filename is too long\n");
exit(-1);
}
break;
case LONG_OPTION_MAXPOWER:
tx_max_power[0]=atoi(optarg);
for (CC_id=1;CC_id<MAX_NUM_CCs;CC_id++)
tx_max_power[CC_id]=tx_max_power[0];
break;
case LONG_OPTION_ULSCH_MAX_CONSECUTIVE_ERRORS:
ULSCH_max_consecutive_errors = atoi(optarg);
printf("Set ULSCH_max_consecutive_errors = %d\n",ULSCH_max_consecutive_errors);
break;
case LONG_OPTION_CALIB_UE_RX:
mode = rx_calib_ue;
rx_input_level_dBm = atoi(optarg);
printf("Running with UE calibration on (LNA max), input level %d dBm\n",rx_input_level_dBm);
break;
case LONG_OPTION_CALIB_UE_RX_MED:
mode = rx_calib_ue_med;
rx_input_level_dBm = atoi(optarg);
printf("Running with UE calibration on (LNA med), input level %d dBm\n",rx_input_level_dBm);
break;
case LONG_OPTION_CALIB_UE_RX_BYP:
mode = rx_calib_ue_byp;
rx_input_level_dBm = atoi(optarg);
printf("Running with UE calibration on (LNA byp), input level %d dBm\n",rx_input_level_dBm);
break;
case LONG_OPTION_DEBUG_UE_PRACH:
mode = debug_prach;
break;
case LONG_OPTION_NO_L2_CONNECT:
mode = no_L2_connect;
break;
case LONG_OPTION_CALIB_PRACH_TX:
mode = calib_prach_tx;
break;
case LONG_OPTION_RXGAIN:
for (i=0; i<4; i++)
rx_gain[0][i] = atof(optarg);
break;
case LONG_OPTION_TXGAIN:
for (i=0; i<4; i++)
tx_gain[0][i] = atof(optarg);
break;
case LONG_OPTION_SCANCARRIER:
UE_scan_carrier=1;
break;
case LONG_OPTION_LOOPMEMORY:
mode=loop_through_memory;
input_fd = fopen(optarg,"r");
AssertFatal(input_fd != NULL,"Please provide an input file\n");
break;
case LONG_OPTION_DUMP_FRAME:
mode = rx_dump_frame; break;
case LONG_OPTION_PHYTEST:
phy_test = 1;
break;
case 'A':
timing_advance = atoi (optarg);
break;
case 'C':
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
downlink_frequency[CC_id][0] = atof(optarg); // Use float to avoid issue with frequency over 2^31.
downlink_frequency[CC_id][1] = downlink_frequency[CC_id][0];
downlink_frequency[CC_id][2] = downlink_frequency[CC_id][0];
downlink_frequency[CC_id][3] = downlink_frequency[CC_id][0];
printf("Downlink for CC_id %d frequency set to %u\n", CC_id, downlink_frequency[CC_id][0]);
}
UE_scan=0;
break;
case 'a':
chain_offset = atoi(optarg);
break;
case 'd':
#ifdef XFORMS
do_forms=1;
printf("Running with XFORMS!\n");
#endif
break;
case 'E':
threequarter_fs=1;
break;
case 'K':
#if defined(ENABLE_ITTI)
itti_dump_file = strdup(optarg);
#else
printf("-K option is disabled when ENABLE_ITTI is not defined\n");
#endif
break;
case 'O':
conf_config_file_name = optarg;
break;
case 'U':
UE_flag = 1;
break;
case 'm':
target_dl_mcs = atoi (optarg);
break;
case 't':
target_ul_mcs = atoi (optarg);
break;
case 'W':
opt_enabled=1;
opt_type = OPT_WIRESHARK;
strncpy(in_ip, "127.0.0.1", sizeof(in_ip));
in_ip[sizeof(in_ip) - 1] = 0; // terminate string
printf("Enabling OPT for wireshark for local interface");
/*
if (optarg == NULL){ in_ip[0] =NULL;
printf("Enabling OPT for wireshark for local interface");
} else {
strncpy(in_ip, optarg, sizeof(in_ip));
in_ip[sizeof(in_ip) - 1] = 0; // terminate string
printf("Enabling OPT for wireshark with %s \n",in_ip);
}
*/
break;
case 'P':
opt_type = OPT_PCAP;
opt_enabled=1;
if (optarg == NULL) {
strncpy(in_path, "/tmp/oai_opt.pcap", sizeof(in_path));
in_path[sizeof(in_path) - 1] = 0; // terminate string
printf("Enabling OPT for PCAP with the following path /tmp/oai_opt.pcap");
} else {
strncpy(in_path, optarg, sizeof(in_path));
in_path[sizeof(in_path) - 1] = 0; // terminate string
printf("Enabling OPT for PCAP with the following file %s \n",in_path);
}
break;
case 'V':
ouput_vcd = 1;
break;
case 'q':
opp_enabled = 1;
break;
case 'R' :
online_log_messages =1;
break;
case 'r':
UE_scan = 0;
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
switch(atoi(optarg)) {
case 6:
frame_parms[CC_id]->N_RB_DL=6;
frame_parms[CC_id]->N_RB_UL=6;
break;
case 25:
frame_parms[CC_id]->N_RB_DL=25;
frame_parms[CC_id]->N_RB_UL=25;
break;
case 50:
frame_parms[CC_id]->N_RB_DL=50;
frame_parms[CC_id]->N_RB_UL=50;
break;
case 100:
frame_parms[CC_id]->N_RB_DL=100;
frame_parms[CC_id]->N_RB_UL=100;
break;
default:
printf("Unknown N_RB_DL %d, switching to 25\n",atoi(optarg));
break;
}
}
break;
case 's':
#if defined(OAI_USRP) || defined(CPRIGW)
clock_src = atoi(optarg);
if (clock_src == 0) {
// char ref[128] = "internal";
//strncpy(uhd_ref, ref, strlen(ref)+1);
} else if (clock_src == 1) {
//char ref[128] = "external";
//strncpy(uhd_ref, ref, strlen(ref)+1);
}
#else
printf("Note: -s not defined for ExpressMIMO2\n");
#endif
break;
case 'S':
exit_missed_slots=0;
printf("Skip exit for missed slots\n");
break;
case 'g':
glog_level=atoi(optarg); // value between 1 - 9
break;
case 'F':
break;
case 'G':
glog_verbosity=atoi(optarg);// value from 0, 0x5, 0x15, 0x35, 0x75
break;
case 'x':
transmission_mode = atoi(optarg);
if (transmission_mode > 7) {
printf("Transmission mode %d not supported for the moment\n",transmission_mode);
exit(-1);
}
break;
case 'T':
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++)
frame_parms[CC_id]->frame_type = TDD;
break;
case 'h':
help ();
exit (-1);
default:
help ();
exit (-1);
break;
}
}
if (UE_flag == 0)
AssertFatal(conf_config_file_name != NULL,"Please provide a configuration file\n");
if ((UE_flag == 0) && (conf_config_file_name != NULL)) {
int i,j;
NB_eNB_INST = 1;
/* Read eNB configuration file */ enb_properties = enb_config_init(conf_config_file_name);
AssertFatal (NB_eNB_INST <= enb_properties->number,
"Number of eNB is greater than eNB defined in configuration file %s (%d/%d)!",
conf_config_file_name, NB_eNB_INST, enb_properties->number);
/* Update some simulation parameters */
for (i=0; i < enb_properties->number; i++) {
AssertFatal (MAX_NUM_CCs == enb_properties->properties[i]->nb_cc,
"lte-softmodem compiled with MAX_NUM_CCs=%d, but only %d CCs configured for eNB %d!",
MAX_NUM_CCs, enb_properties->properties[i]->nb_cc, i);
for (j=0; j<enb_properties->properties[i]->nb_rrh_gw; j++) {
if (enb_properties->properties[i]->rrh_gw_config[j].active == 1 ) {
local_remote_radio = BBU_REMOTE_RADIO_HEAD;
eth_params = (eth_params_t*)malloc(sizeof(eth_params_t));
memset(eth_params, 0, sizeof(eth_params_t));
eth_params->local_if_name = enb_properties->properties[i]->rrh_gw_if_name;
eth_params->my_addr = enb_properties->properties[i]->rrh_gw_config[j].local_address;
eth_params->my_port = enb_properties->properties[i]->rrh_gw_config[j].local_port;
eth_params->remote_addr = enb_properties->properties[i]->rrh_gw_config[j].remote_address;
eth_params->remote_port = enb_properties->properties[i]->rrh_gw_config[j].remote_port;
eth_params->transp_preference = enb_properties->properties[i]->rrh_gw_config[j].raw;
eth_params->iq_txshift = enb_properties->properties[i]->rrh_gw_config[j].iq_txshift;
eth_params->tx_sample_advance = enb_properties->properties[i]->rrh_gw_config[j].tx_sample_advance;
eth_params->tx_scheduling_advance = enb_properties->properties[i]->rrh_gw_config[j].tx_scheduling_advance;
if (enb_properties->properties[i]->rrh_gw_config[j].exmimo == 1) {
eth_params->rf_preference = EXMIMO_DEV;
} else if (enb_properties->properties[i]->rrh_gw_config[j].usrp_b200 == 1) {
eth_params->rf_preference = USRP_B200_DEV;
} else if (enb_properties->properties[i]->rrh_gw_config[j].usrp_x300 == 1) {
eth_params->rf_preference = USRP_X300_DEV;
} else if (enb_properties->properties[i]->rrh_gw_config[j].bladerf == 1) {
eth_params->rf_preference = BLADERF_DEV;
} else if (enb_properties->properties[i]->rrh_gw_config[j].lmssdr == 1) {
//eth_params->rf_preference = LMSSDR_DEV;
} else {
eth_params->rf_preference = 0;
}
} else {
local_remote_radio = BBU_LOCAL_RADIO_HEAD;
}
}
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
frame_parms[CC_id]->frame_type = enb_properties->properties[i]->frame_type[CC_id];
frame_parms[CC_id]->tdd_config = enb_properties->properties[i]->tdd_config[CC_id];
frame_parms[CC_id]->tdd_config_S = enb_properties->properties[i]->tdd_config_s[CC_id];
frame_parms[CC_id]->Ncp = enb_properties->properties[i]->prefix_type[CC_id];
//for (j=0; j < enb_properties->properties[i]->nb_cc; j++ ){
frame_parms[CC_id]->Nid_cell = enb_properties->properties[i]->Nid_cell[CC_id];
frame_parms[CC_id]->N_RB_DL = enb_properties->properties[i]->N_RB_DL[CC_id];
frame_parms[CC_id]->N_RB_UL = enb_properties->properties[i]->N_RB_DL[CC_id];
frame_parms[CC_id]->nb_antennas_tx = enb_properties->properties[i]->nb_antennas_tx[CC_id];
frame_parms[CC_id]->nb_antennas_tx_eNB = enb_properties->properties[i]->nb_antennas_tx[CC_id];
frame_parms[CC_id]->nb_antennas_rx = enb_properties->properties[i]->nb_antennas_rx[CC_id];
//} // j
}
init_all_otg(0);
g_otg->seed = 0;
init_seeds(g_otg->seed);
for (k=0; k<enb_properties->properties[i]->num_otg_elements; k++) {
j=enb_properties->properties[i]->otg_ue_id[k]; // ue_id g_otg->application_idx[i][j] = 1;
//g_otg->packet_gen_type=SUBSTRACT_STRING;
g_otg->background[i][j][0] =enb_properties->properties[i]->otg_bg_traffic[k];
g_otg->application_type[i][j][0] =enb_properties->properties[i]->otg_app_type[k];// BCBR; //MCBR, BCBR
printf("[OTG] configuring traffic type %d for eNB %d UE %d (Background traffic is %s)\n",
g_otg->application_type[i][j][0], i, j,(g_otg->background[i][j][0]==1)?"Enabled":"Disabled");
}
init_predef_traffic(enb_properties->properties[i]->num_otg_elements, 1);
glog_level = enb_properties->properties[i]->glog_level;
glog_verbosity = enb_properties->properties[i]->glog_verbosity;
hw_log_level = enb_properties->properties[i]->hw_log_level;
hw_log_verbosity = enb_properties->properties[i]->hw_log_verbosity ;
phy_log_level = enb_properties->properties[i]->phy_log_level;
phy_log_verbosity = enb_properties->properties[i]->phy_log_verbosity;
mac_log_level = enb_properties->properties[i]->mac_log_level;
mac_log_verbosity = enb_properties->properties[i]->mac_log_verbosity;
rlc_log_level = enb_properties->properties[i]->rlc_log_level;
rlc_log_verbosity = enb_properties->properties[i]->rlc_log_verbosity;
pdcp_log_level = enb_properties->properties[i]->pdcp_log_level;
pdcp_log_verbosity = enb_properties->properties[i]->pdcp_log_verbosity;
rrc_log_level = enb_properties->properties[i]->rrc_log_level;
rrc_log_verbosity = enb_properties->properties[i]->rrc_log_verbosity;
# if defined(ENABLE_USE_MME)
gtpu_log_level = enb_properties->properties[i]->gtpu_log_level;
gtpu_log_verbosity = enb_properties->properties[i]->gtpu_log_verbosity;
udp_log_level = enb_properties->properties[i]->udp_log_level;
udp_log_verbosity = enb_properties->properties[i]->udp_log_verbosity;
#endif
#if defined (ENABLE_SECURITY)
osa_log_level = enb_properties->properties[i]->osa_log_level;
osa_log_verbosity = enb_properties->properties[i]->osa_log_verbosity;
#endif
// adjust the log
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
for (k = 0 ; k < 4; k++) {
downlink_frequency[CC_id][k] = enb_properties->properties[i]->downlink_frequency[CC_id];
uplink_frequency_offset[CC_id][k] = enb_properties->properties[i]->uplink_frequency_offset[CC_id];
rx_gain[CC_id][k] = (double)enb_properties->properties[i]->rx_gain[CC_id];
tx_gain[CC_id][k] = (double)enb_properties->properties[i]->tx_gain[CC_id];
}
printf("Downlink frequency/ uplink offset of CC_id %d set to %ju/%d\n", CC_id,
enb_properties->properties[i]->downlink_frequency[CC_id],
enb_properties->properties[i]->uplink_frequency_offset[CC_id]);
} // CC_id
}// i
} else if (UE_flag == 1) {
if (conf_config_file_name != NULL) {
// Here the configuration file is the XER encoded UE capabilities
// Read it in and store in asn1c data structures
strcpy(uecap_xer,conf_config_file_name);
uecap_xer_in=1;
}
}
}
int main( int argc, char **argv )
{
int i,aa,card=0;
#if defined (XFORMS)
void *status;
#endif
int CC_id; uint16_t Nid_cell = 0;
uint8_t cooperation_flag=0, abstraction_flag=0;
uint8_t beta_ACK=0,beta_RI=0,beta_CQI=2;
#if defined (XFORMS)
int ret;
#endif
#ifdef DEBUG_CONSOLE
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);
#endif
PHY_VARS_UE *UE[MAX_NUM_CCs];
mode = normal_txrx;
memset(&openair0_cfg[0],0,sizeof(openair0_config_t)*MAX_CARDS);
memset(tx_max_power,0,sizeof(int)*MAX_NUM_CCs);
set_latency_target();
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
frame_parms[CC_id] = (LTE_DL_FRAME_PARMS*) malloc(sizeof(LTE_DL_FRAME_PARMS));
/* Set some default values that may be overwritten while reading options */
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 = 100;
frame_parms[CC_id]->N_RB_UL = 100;
frame_parms[CC_id]->Ncp = NORMAL;
frame_parms[CC_id]->Ncp_UL = NORMAL;
frame_parms[CC_id]->Nid_cell = Nid_cell;
frame_parms[CC_id]->num_MBSFN_config = 0;
frame_parms[CC_id]->nb_antennas_tx_eNB = 1;
frame_parms[CC_id]->nb_antennas_tx = 1;
frame_parms[CC_id]->nb_antennas_rx = 1;
}
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
downlink_frequency[CC_id][0] = 2680000000; // Use float to avoid issue with frequency over 2^31.
downlink_frequency[CC_id][1] = downlink_frequency[CC_id][0];
downlink_frequency[CC_id][2] = downlink_frequency[CC_id][0];
downlink_frequency[CC_id][3] = downlink_frequency[CC_id][0];
//printf("Downlink for CC_id %d frequency set to %u\n", CC_id, downlink_frequency[CC_id][0]);
}
logInit();
rf_config_file[0]='\0';
get_options (argc, argv); //Command-line options
if (rf_config_file[0] == '\0')
openair0_cfg[0].configFilename = NULL;
else
openair0_cfg[0].configFilename = rf_config_file;
// initialize the log (see log.h for details)
set_glog(glog_level, glog_verbosity);
//randominit (0);
set_taus_seed (0);
if (UE_flag==1) {
printf("configuring for UE\n");
set_comp_log(HW, LOG_DEBUG, LOG_HIGH, 1);
set_comp_log(PHY, LOG_DEBUG, LOG_HIGH, 1);
set_comp_log(MAC, LOG_INFO, LOG_HIGH, 1);
set_comp_log(RLC, LOG_INFO, LOG_HIGH, 1);
set_comp_log(PDCP, LOG_INFO, LOG_HIGH, 1);
set_comp_log(OTG, LOG_INFO, LOG_HIGH, 1);
set_comp_log(RRC, LOG_INFO, LOG_HIGH, 1);#if defined(ENABLE_ITTI)
set_comp_log(EMU, LOG_INFO, LOG_MED, 1);
# if defined(ENABLE_USE_MME)
set_comp_log(NAS, LOG_INFO, LOG_HIGH, 1);
# endif
#endif
} else {
printf("configuring for eNB\n");
set_comp_log(HW, hw_log_level, hw_log_verbosity, 1);
set_comp_log(PHY, phy_log_level, phy_log_verbosity, 1);
if (opt_enabled == 1 )
set_comp_log(OPT, opt_log_level, opt_log_verbosity, 1);
set_comp_log(MAC, mac_log_level, mac_log_verbosity, 1);
set_comp_log(RLC, rlc_log_level, rlc_log_verbosity, 1);
set_comp_log(PDCP, pdcp_log_level, pdcp_log_verbosity, 1);
set_comp_log(RRC, rrc_log_level, rrc_log_verbosity, 1);
#if defined(ENABLE_ITTI)
set_comp_log(EMU, LOG_INFO, LOG_MED, 1);
# if defined(ENABLE_USE_MME)
set_comp_log(UDP_, udp_log_level, udp_log_verbosity, 1);
set_comp_log(GTPU, gtpu_log_level, gtpu_log_verbosity, 1);
set_comp_log(S1AP, LOG_DEBUG, LOG_HIGH, 1);
set_comp_log(SCTP, LOG_INFO, LOG_HIGH, 1);
# endif
#if defined(ENABLE_SECURITY)
set_comp_log(OSA, osa_log_level, osa_log_verbosity, 1);
#endif
#endif
#ifdef LOCALIZATION
set_comp_log(LOCALIZE, LOG_DEBUG, LOG_LOW, 1);
set_component_filelog(LOCALIZE);
#endif
set_comp_log(ENB_APP, LOG_INFO, LOG_HIGH, 1);
set_comp_log(OTG, LOG_INFO, LOG_HIGH, 1);
if (online_log_messages == 1) {
set_component_filelog(RRC);
set_component_filelog(PDCP);
}
}
if (ouput_vcd) {
if (UE_flag==1)
VCD_SIGNAL_DUMPER_INIT("/tmp/openair_dump_UE.vcd");
else
VCD_SIGNAL_DUMPER_INIT("/tmp/openair_dump_eNB.vcd");
}
if (opp_enabled ==1){
reset_opp_meas();
}
cpuf=get_cpu_freq_GHz();
#if defined(ENABLE_ITTI)
if (UE_flag == 1) {
log_set_instance_type (LOG_INSTANCE_UE);
} else {
log_set_instance_type (LOG_INSTANCE_ENB);
}
itti_init(TASK_MAX, THREAD_MAX, MESSAGES_ID_MAX, tasks_info, messages_info, messages_definition_xml, itti_dump_file);
// initialize mscgen log after ITTI
MSC_INIT(MSC_E_UTRAN, THREAD_MAX+TASK_MAX);
#endif
if (opt_type != OPT_NONE) {
radio_type_t radio_type;
if (frame_parms[0]->frame_type == FDD)
radio_type = RADIO_TYPE_FDD;
else
radio_type = RADIO_TYPE_TDD;
if (init_opt(in_path, in_ip, NULL, radio_type) == -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
#if !defined(ENABLE_ITTI)
// to make a graceful exit when ctrl-c is pressed
signal(SIGSEGV, signal_handler);
signal(SIGINT, signal_handler);
#endif
check_clock();
// init the parameters
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
frame_parms[CC_id]->nushift = 0;
if (UE_flag==0) {
} else {
//UE_flag==1
frame_parms[CC_id]->nb_antennas_tx = 1;
frame_parms[CC_id]->nb_antennas_rx = 1;
frame_parms[CC_id]->nb_antennas_tx_eNB = (transmission_mode == 1) ? 1 : 2; //initial value overwritten by initial sync later
}
frame_parms[CC_id]->mode1_flag = (transmission_mode == 1) ? 1 : 0;
frame_parms[CC_id]->phich_config_common.phich_resource = oneSixth;
frame_parms[CC_id]->phich_config_common.phich_duration = normal;
// UL RS Config
frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.cyclicShift = 0;//n_DMRS1 set to 0
frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.groupHoppingEnabled = 0;
frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.sequenceHoppingEnabled = 0;
frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.groupAssignmentPUSCH = 0;
frame_parms[CC_id]->threequarter_fs = threequarter_fs;
init_ul_hopping(frame_parms[CC_id]);
init_frame_parms(frame_parms[CC_id],1);
// phy_init_top(frame_parms[CC_id]);
phy_init_lte_top(frame_parms[CC_id]);
}
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
//init prach for openair1 test
frame_parms[CC_id]->prach_config_common.rootSequenceIndex=22;
frame_parms[CC_id]->prach_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig=1;
frame_parms[CC_id]->prach_config_common.prach_ConfigInfo.prach_ConfigIndex=0;
frame_parms[CC_id]->prach_config_common.prach_ConfigInfo.highSpeedFlag=0;
frame_parms[CC_id]->prach_config_common.prach_ConfigInfo.prach_FreqOffset=0;
// prach_fmt = get_prach_fmt(frame_parms->prach_config_common.prach_ConfigInfo.prach_ConfigIndex, frame_parms->frame_type);
// N_ZC = (prach_fmt <4)?839:139;
}
if (UE_flag==1) {
NB_UE_INST=1;
NB_INST=1;
PHY_vars_UE_g = malloc(sizeof(PHY_VARS_UE**));
PHY_vars_UE_g[0] = malloc(sizeof(PHY_VARS_UE*)*MAX_NUM_CCs);
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
PHY_vars_UE_g[0][CC_id] = init_lte_UE(frame_parms[CC_id], 0,abstraction_flag,transmission_mode);
UE[CC_id] = PHY_vars_UE_g[0][CC_id];
printf("PHY_vars_UE_g[0][%d] = %p\n",CC_id,UE[CC_id]);
if (phy_test==1)
UE[CC_id]->mac_enabled = 0;
else
UE[CC_id]->mac_enabled = 1;
if (UE[CC_id]->mac_enabled == 0) {
for (i=0; i<NUMBER_OF_CONNECTED_eNB_MAX; i++) {
UE[CC_id]->pusch_config_dedicated[i].betaOffset_ACK_Index = beta_ACK;
UE[CC_id]->pusch_config_dedicated[i].betaOffset_RI_Index = beta_RI;
UE[CC_id]->pusch_config_dedicated[i].betaOffset_CQI_Index = beta_CQI;
UE[CC_id]->scheduling_request_config[i].sr_PUCCH_ResourceIndex = 0;
UE[CC_id]->scheduling_request_config[i].sr_ConfigIndex = 7+(0%3);
UE[CC_id]->scheduling_request_config[i].dsr_TransMax = sr_n4;
}
}
UE[CC_id]->UE_scan = UE_scan;
UE[CC_id]->UE_scan_carrier = UE_scan_carrier;
UE[CC_id]->mode = mode;
compute_prach_seq(&UE[CC_id]->lte_frame_parms.prach_config_common,
UE[CC_id]->lte_frame_parms.frame_type,
UE[CC_id]->X_u);
if (UE[CC_id]->mac_enabled == 1)
UE[CC_id]->lte_ue_pdcch_vars[0]->crnti = 0x1234;
else
UE[CC_id]->lte_ue_pdcch_vars[0]->crnti = 0x1235;
UE[CC_id]->rx_total_gain_dB = (int)rx_gain[CC_id][0];
UE[CC_id]->tx_power_max_dBm = tx_max_power[CC_id];
UE[CC_id]->N_TA_offset = 0;
}
openair_daq_vars.manual_timing_advance = 0;
openair_daq_vars.rx_gain_mode = DAQ_AGC_ON;
openair_daq_vars.auto_freq_correction = 0;
openair_daq_vars.use_ia_receiver = 0;
// printf("tx_max_power = %d -> amp %d\n",tx_max_power,get_tx_amp(tx_max_power,tx_max_power));
} else {
//this is eNB
PHY_vars_eNB_g = malloc(sizeof(PHY_VARS_eNB**));
PHY_vars_eNB_g[0] = malloc(sizeof(PHY_VARS_eNB*));
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
PHY_vars_eNB_g[0][CC_id] = init_lte_eNB(frame_parms[CC_id],0,frame_parms[CC_id]->Nid_cell,cooperation_flag,transmission_mode,abstraction_flag);
PHY_vars_eNB_g[0][CC_id]->CC_id = CC_id;
if (phy_test==1)
PHY_vars_eNB_g[0][CC_id]->mac_enabled = 0;
else
PHY_vars_eNB_g[0][CC_id]->mac_enabled = 1;
if (PHY_vars_eNB_g[0][CC_id]->mac_enabled == 0) {
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
PHY_vars_eNB_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_ACK_Index = beta_ACK; PHY_vars_eNB_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_RI_Index = beta_RI;
PHY_vars_eNB_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_CQI_Index = beta_CQI;
PHY_vars_eNB_g[0][CC_id]->scheduling_request_config[i].sr_PUCCH_ResourceIndex = i;
PHY_vars_eNB_g[0][CC_id]->scheduling_request_config[i].sr_ConfigIndex = 7+(i%3);
PHY_vars_eNB_g[0][CC_id]->scheduling_request_config[i].dsr_TransMax = sr_n4;
}
}
compute_prach_seq(&PHY_vars_eNB_g[0][CC_id]->lte_frame_parms.prach_config_common,
PHY_vars_eNB_g[0][CC_id]->lte_frame_parms.frame_type,
PHY_vars_eNB_g[0][CC_id]->X_u);
PHY_vars_eNB_g[0][CC_id]->rx_total_gain_eNB_dB = (int)rx_gain[CC_id][0];
//already taken care of in lte-softmodem.c
PHY_vars_eNB_g[0][CC_id]->N_TA_offset = 0;
}
NB_eNB_INST=1;
NB_INST=1;
openair_daq_vars.ue_dl_rb_alloc=0x1fff;
openair_daq_vars.target_ue_dl_mcs=target_dl_mcs;
openair_daq_vars.ue_ul_nb_rb=6;
openair_daq_vars.target_ue_ul_mcs=target_ul_mcs;
}
fill_modeled_runtime_table(runtime_phy_rx,runtime_phy_tx);
cpuf=get_cpu_freq_GHz();
dump_frame_parms(frame_parms[0]);
for (card=0; card<MAX_CARDS; card++) {
if(frame_parms[0]->N_RB_DL == 100) {
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(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;
}
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;
if (local_remote_radio == BBU_REMOTE_RADIO_HEAD) {
openair0_cfg[card].remote_addr = eth_params->remote_addr;
openair0_cfg[card].remote_port = eth_params->remote_port;
openair0_cfg[card].my_addr = eth_params->my_addr;
openair0_cfg[card].my_port = eth_params->my_port;
}
printf("HW: Configuring card %d, nb_antennas_tx/rx %d/%d\n",card,
((UE_flag==0) ? PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_tx : PHY_vars_UE_g[0][0]->lte_frame_parms.nb_antennas_tx),
((UE_flag==0) ? PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_rx : PHY_vars_UE_g[0][0]->lte_frame_parms.nb_antennas_rx));
openair0_cfg[card].Mod_id = 0;
#ifdef ETHERNET
if (UE_flag) {
printf("ETHERNET: Configuring UE ETH for %s:%d\n",rrh_UE_ip,rrh_UE_port);
openair0_cfg[card].remote_addr = &rrh_UE_ip[0];
openair0_cfg[card].remote_port = rrh_UE_port;
}
openair0_cfg[card].num_rb_dl=frame_parms[0]->N_RB_DL;
#endif
// in the case of the USRP, the following variables need to be initialized before the init
// since the USRP only supports one CC (for the moment), we initialize all the cards with first CC.
// in the case of EXMIMO2, these values are overwirtten in the function setup_eNB/UE_buffer
openair0_cfg[card].tx_num_channels=min(2,((UE_flag==0) ? PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_tx : PHY_vars_UE_g[0][0]->lte_frame_parms.nb_antennas_tx));
openair0_cfg[card].rx_num_channels=min(2,((UE_flag==0) ? PHY_vars_eNB_g[0][0]->lte_frame_parms.nb_antennas_rx : PHY_vars_UE_g[0][0]->lte_frame_parms.nb_antennas_rx));
for (i=0; i<4; i++) {
openair0_cfg[card].tx_freq[i] = (UE_flag==0) ? downlink_frequency[0][i] : downlink_frequency[0][i]+uplink_frequency_offset[0][i];
openair0_cfg[card].rx_freq[i] = (UE_flag==0) ? downlink_frequency[0][i] + uplink_frequency_offset[0][i] : downlink_frequency[0][i];
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]);
openair0_cfg[card].autocal[i] = 1;
openair0_cfg[card].tx_gain[i] = tx_gain[0][i];
if (UE_flag == 0) {
openair0_cfg[card].rx_gain[i] = PHY_vars_eNB_g[0][0]->rx_total_gain_eNB_dB;
}
else {
openair0_cfg[card].rx_gain[i] = PHY_vars_UE_g[0][0]->rx_total_gain_dB;
}
}
}
#ifndef LOWLATENCY
/* Currently we set affinity for UHD to CPU 0 for eNB/UE and only if number of CPUS >2 */
cpu_set_t cpuset;
int s;
char cpu_affinity[1024];
CPU_ZERO(&cpuset);
#ifdef CPU_AFFINITY
if (get_nprocs() > 2)
{ CPU_SET(0, &cpuset);
s = pthread_setaffinity_np(pthread_self(), sizeof(cpu_set_t), &cpuset);
if (s != 0)
{
perror( "pthread_setaffinity_np");
exit_fun("Error setting processor affinity");
}
LOG_I(HW, "Setting the affinity of main function to CPU 0, for device library to use CPU 0 only!\n");
}
#endif
/* Check the actual affinity mask assigned to the thread */
s = pthread_getaffinity_np(pthread_self(), sizeof(cpu_set_t), &cpuset);
if (s != 0)
{
perror( "pthread_getaffinity_np");
exit_fun("Error getting processor affinity ");
}
memset(cpu_affinity, 0 , sizeof(cpu_affinity));
for (int j = 0; j < CPU_SETSIZE; j++)
{
if (CPU_ISSET(j, &cpuset))
{
char temp[1024];
sprintf(temp, " CPU_%d ", j);
strcat(cpu_affinity, temp);
}
}
LOG_I(HW, "CPU Affinity of main() function is... %s\n", cpu_affinity);
#endif
/* device host type is set*/
openair0.host_type = BBU_HOST;
/* device type is initialized NONE_DEV (no RF device) when the RF device will be initiated device type will be set */
openair0.type = NONE_DEV;
/* transport type is initialized NONE_TP (no transport protocol) when the transport protocol will be initiated transport protocol type will be set */
openair0.transp_type = NONE_TP;
openair0_cfg[0].log_level = glog_level;
int returns=-1;
/* BBU can have either a local or a remote radio head */
if (local_remote_radio == BBU_LOCAL_RADIO_HEAD) { //local radio head active - load library of radio head and initiate it
if (mode!=loop_through_memory) {
returns=openair0_device_load(&openair0, &openair0_cfg[0]);
printf("openair0_device_init returns %d\n",returns);
if (returns<0) {
printf("Exiting, cannot initialize device\n");
exit(-1);
}
}
else if (mode==loop_through_memory) {
}
} else { //remote radio head active - load library of transport protocol and initiate it
if (mode!=loop_through_memory) {
returns=openair0_transport_load(&openair0, &openair0_cfg[0], eth_params);
printf("openair0_transport_init returns %d\n",returns);
if (returns<0) {
printf("Exiting, cannot initialize transport protocol\n");
exit(-1);
}
}
else if (mode==loop_through_memory) {
}
}
printf("Done\n");
mac_xface = malloc(sizeof(MAC_xface));
int eMBMS_active=0;
l2_init(frame_parms[0],eMBMS_active,(uecap_xer_in==1)?uecap_xer:NULL,
0,// cba_group_active
0); // HO flag
mac_xface->macphy_exit = &exit_fun;
#if defined(ENABLE_ITTI)
if (create_tasks(UE_flag ? 0 : 1, UE_flag ? 1 : 0) < 0) {
printf("cannot create ITTI tasks\n");
exit(-1); // need a softer mode
}
printf("ITTI tasks created\n");
#endif
if (phy_test==0) {
if (UE_flag==1) {
printf("Filling UE band info\n");
fill_ue_band_info();
mac_xface->dl_phy_sync_success (0, 0, 0, 1);
} else
mac_xface->mrbch_phy_sync_failure (0, 0, 0);
}
number_of_cards = 1;
for(CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
rf_map[CC_id].card=0;
rf_map[CC_id].chain=CC_id+chain_offset;
}
// connect the TX/RX buffers
if (UE_flag==1) {
#ifdef OAI_USRP
openair_daq_vars.timing_advance = timing_advance;
#else
openair_daq_vars.timing_advance = 160;
#endif
if (setup_ue_buffers(UE,&openair0_cfg[0],rf_map)!=0) {
printf("Error setting up eNB buffer\n");
exit(-1);
}
printf("Setting UE buffer to all-RX\n");
// Set LSBs for antenna switch (ExpressMIMO)
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
for (i=0; i<frame_parms[CC_id]->samples_per_tti*10; i++)
for (aa=0; aa<frame_parms[CC_id]->nb_antennas_tx; aa++)
UE[CC_id]->lte_ue_common_vars.txdata[aa][i] = 0x00010001;
}
if (input_fd) {
printf("Reading in from file to antenna buffer %d\n",0);
if (fread(UE[0]->lte_ue_common_vars.rxdata[0],
sizeof(int32_t),
frame_parms[0]->samples_per_tti*10,
input_fd) != frame_parms[0]->samples_per_tti*10)
printf("error reading from file\n");
}
//p_exmimo_config->framing.tdd_config = TXRXSWITCH_TESTRX;
} else {
openair_daq_vars.timing_advance = 0;
if (setup_eNB_buffers(PHY_vars_eNB_g[0],&openair0_cfg[0],rf_map)!=0) {
printf("Error setting up eNB buffer\n");
exit(-1); }
printf("Setting eNB buffer to all-RX\n");
// Set LSBs for antenna switch (ExpressMIMO)
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
for (i=0; i<frame_parms[CC_id]->samples_per_tti*10; i++)
for (aa=0; aa<frame_parms[CC_id]->nb_antennas_tx; aa++)
PHY_vars_eNB_g[0][CC_id]->lte_eNB_common_vars.txdata[0][aa][i] = 0x00010001;
}
}
mlockall(MCL_CURRENT | MCL_FUTURE);
pthread_cond_init(&sync_cond,NULL);
pthread_mutex_init(&sync_mutex, NULL);
#ifdef XFORMS
int UE_id;
if (do_forms==1) {
fl_initialize (&argc, argv, NULL, 0, 0);
if (UE_flag==0) {
form_stats_l2 = create_form_stats_form();
fl_show_form (form_stats_l2->stats_form, FL_PLACE_HOTSPOT, FL_FULLBORDER, "l2 stats");
form_stats = create_form_stats_form();
fl_show_form (form_stats->stats_form, FL_PLACE_HOTSPOT, FL_FULLBORDER, "stats");
for(UE_id=0; UE_id<scope_enb_num_ue; UE_id++) {
for(CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
form_enb[CC_id][UE_id] = create_lte_phy_scope_enb();
sprintf (title, "LTE UL SCOPE eNB for CC_id %d, UE %d",CC_id,UE_id);
fl_show_form (form_enb[CC_id][UE_id]->lte_phy_scope_enb, FL_PLACE_HOTSPOT, FL_FULLBORDER, title);
if (otg_enabled) {
fl_set_button(form_enb[CC_id][UE_id]->button_0,1);
fl_set_object_label(form_enb[CC_id][UE_id]->button_0,"DL Traffic ON");
} else {
fl_set_button(form_enb[CC_id][UE_id]->button_0,0);
fl_set_object_label(form_enb[CC_id][UE_id]->button_0,"DL Traffic OFF");
}
}
}
} else {
form_stats = create_form_stats_form();
fl_show_form (form_stats->stats_form, FL_PLACE_HOTSPOT, FL_FULLBORDER, "stats");
UE_id = 0;
form_ue[UE_id] = create_lte_phy_scope_ue();
sprintf (title, "LTE DL SCOPE UE");
fl_show_form (form_ue[UE_id]->lte_phy_scope_ue, FL_PLACE_HOTSPOT, FL_FULLBORDER, title);
if (openair_daq_vars.use_ia_receiver) {
fl_set_button(form_ue[UE_id]->button_0,1);
fl_set_object_label(form_ue[UE_id]->button_0, "IA Receiver ON");
} else {
fl_set_button(form_ue[UE_id]->button_0,0);
fl_set_object_label(form_ue[UE_id]->button_0, "IA Receiver OFF");
}
}
ret = pthread_create(&forms_thread, NULL, scope_thread, NULL);
if (ret == 0)
pthread_setname_np( forms_thread, "xforms" );
printf("Scope thread created, ret=%d\n",ret);
}
#endif
rt_sleep_ns(10*100000000ULL);
// start the main thread
if (UE_flag == 1) init_UE();
else init_eNB();
// Sleep to allow all threads to setup
sleep(1);
#ifndef USRP_DEBUG
if (mode!=loop_through_memory)
if (openair0.trx_start_func(&openair0) != 0 )
LOG_E(HW,"Could not start the device\n");
#endif
printf("Sending sync to all threads\n");
pthread_mutex_lock(&sync_mutex);
sync_var=0;
pthread_cond_broadcast(&sync_cond);
pthread_mutex_unlock(&sync_mutex);
// wait for end of program
printf("TYPE <CTRL-C> TO TERMINATE\n");
//getchar();
#if defined(ENABLE_ITTI)
printf("Entering ITTI signals handler\n");
itti_wait_tasks_end();
oai_exit=1;
#else
while (oai_exit==0)
rt_sleep_ns(100000000ULL);
#endif
// stop threads
#ifdef XFORMS
printf("waiting for XFORMS thread\n");
if (do_forms==1) {
pthread_join(forms_thread,&status);
fl_hide_form(form_stats->stats_form);
fl_free_form(form_stats->stats_form);
if (UE_flag==1) {
fl_hide_form(form_ue[0]->lte_phy_scope_ue);
fl_free_form(form_ue[0]->lte_phy_scope_ue);
} else {
fl_hide_form(form_stats_l2->stats_form);
fl_free_form(form_stats_l2->stats_form);
for(UE_id=0; UE_id<scope_enb_num_ue; UE_id++) {
for(CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
fl_hide_form(form_enb[CC_id][UE_id]->lte_phy_scope_enb);
fl_free_form(form_enb[CC_id][UE_id]->lte_phy_scope_enb);
}
}
} }
#endif
printf("stopping MODEM threads\n");
// cleanup
if (UE_flag == 1) {
} else {
stop_eNB();
}
pthread_cond_destroy(&sync_cond);
pthread_mutex_destroy(&sync_mutex);
openair0.trx_end_func(&openair0);
if (ouput_vcd)
VCD_SIGNAL_DUMPER_CLOSE();
if (opt_enabled == 1)
terminate_opt();
logClean();
return 0;
}