maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
b42aed9ed95e71284abcad84c81ec2e511606105
openairinterface5g/targets/RT/USER/lte-enb.c
T

686 lines
21 KiB
C
Raw Blame History

/*
* 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 1.0 (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
*/
/*! \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
*/
#undef MALLOC //there are two conflicting definitions, so we better make sure we don't use it at all
#include "rt_wrapper.h"
#include "assertions.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/LTE_TRANSPORT/if4_tools.h"
#include "PHY/LTE_TRANSPORT/if5_tools.h"
#include "PHY/extern.h"
#include "SCHED/extern.h"
#include "LAYER2/MAC/extern.h"
#include "../../SIMU/USER/init_lte.h"
#include "LAYER2/MAC/defs.h"
#include "LAYER2/MAC/extern.h"
#include "LAYER2/MAC/proto.h"
#include "RRC/LITE/extern.h"
#include "PHY_INTERFACE/extern.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_extern.h"
#endif
#if defined(ENABLE_ITTI)
# if defined(ENABLE_USE_MME)
# include "s1ap_eNB.h"
#ifdef PDCP_USE_NETLINK
# include "SIMULATION/ETH_TRANSPORT/proto.h"
#endif
# endif
#endif
#include "T.h"
//#define DEBUG_THREADS 1
//#define USRP_DEBUG 1
struct timing_info_t {
//unsigned int frame, hw_slot, last_slot, next_slot;
RTIME time_min, time_max, time_avg, time_last, time_now;
//unsigned int mbox0, mbox1, mbox2, mbox_target;
unsigned int n_samples;
} timing_info;
// Fix per CC openair rf/if device update
// extern openair0_device openair0;
extern void do_prach(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe);
#if defined(ENABLE_ITTI)
extern volatile int start_eNB;
extern volatile int start_UE;
#endif
extern volatile int oai_exit;
extern openair0_config_t openair0_cfg[MAX_CARDS];
extern int transmission_mode;
extern int oaisim_flag;
//pthread_t main_eNB_thread;
time_stats_t softmodem_stats_mt; // main thread
time_stats_t softmodem_stats_hw; // hw acquisition
time_stats_t softmodem_stats_rxtx_sf; // total tx time
time_stats_t softmodem_stats_rx_sf; // total rx time
//int32_t **rxdata;
//int32_t **txdata;
uint8_t seqno; //sequence number
static int time_offset[4] = {0,0,0,0};
/* mutex, cond and variable to serialize phy proc TX calls
* (this mechanism may be relaxed in the future for better
* performances)
*/
static struct {
pthread_mutex_t mutex_phy_proc_tx;
pthread_cond_t cond_phy_proc_tx;
volatile uint8_t phy_proc_CC_id;
} sync_phy_proc;
extern double cpuf;
void exit_fun(const char* s);
void init_eNB(int,int);
void stop_eNB(int nb_inst);
static inline int rxtx(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc, char *thread_name) {
start_meas(&softmodem_stats_rxtx_sf);
// ****************************************
// Common RX procedures subframe n
do_prach(eNB,NULL,proc->frame_rx,proc->subframe_rx);
// phy_procedures_eNB_common_RX(eNB,proc);
// UE-specific RX processing for subframe n
phy_procedures_eNB_uespec_RX(eNB, proc, no_relay );
// *****************************************
// TX processing for subframe n+4
// run PHY TX procedures the one after the other for all CCs to avoid race conditions
// (may be relaxed in the future for performance reasons)
// *****************************************
//if (wait_CCs(proc)<0) return(-1);
if (oai_exit) return(-1);
phy_procedures_eNB_TX(eNB, proc, no_relay, NULL, 1);
if (release_thread(&proc->mutex_rxtx,&proc->instance_cnt_rxtx,thread_name)<0) return(-1);
stop_meas( &softmodem_stats_rxtx_sf );
return(0);
}
/*!
* \brief The RX UE-specific and TX thread of eNB.
* \param param is a \ref eNB_proc_t structure which contains the info what to process.
* \returns a pointer to an int. The storage is not on the heap and must not be freed.
*/
static void* eNB_thread_rxtx( void* param ) {
static int eNB_thread_rxtx_status;
eNB_rxtx_proc_t *proc = (eNB_rxtx_proc_t*)param;
PHY_VARS_eNB *eNB = RC.eNB[0][proc->CC_id];
char thread_name[100];
// set default return value
eNB_thread_rxtx_status = 0;
sprintf(thread_name,"RXn_TXnp4_%d\n",&eNB->proc.proc_rxtx[0] == proc ? 0 : 1);
thread_top_init(thread_name,1,850000L,1000000L,2000000L);
while (!oai_exit) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0+(proc->subframe_rx&1), 0 );
if (wait_on_condition(&proc->mutex_rxtx,&proc->cond_rxtx,&proc->instance_cnt_rxtx,thread_name)<0) break;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0+(proc->subframe_rx&1), 1 );
if (oai_exit) break;
if (eNB->CC_id==0)
if (rxtx(eNB,proc,thread_name) < 0) break;
} // while !oai_exit
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0+(proc->subframe_rx&1), 0 );
printf( "Exiting eNB thread RXn_TXnp4\n");
eNB_thread_rxtx_status = 0;
return &eNB_thread_rxtx_status;
}
#if defined(ENABLE_ITTI) && defined(ENABLE_USE_MME)
/* Wait for eNB application initialization to be complete (eNB registration to MME) */
static void wait_system_ready (char *message, volatile int *start_flag) {
static char *indicator[] = {". ", ".. ", "... ", ".... ", ".....",
" ....", " ...", " ..", " .", " "};
int i = 0;
while ((!oai_exit) && (*start_flag == 0)) {
LOG_N(EMU, message, indicator[i]);
fflush(stdout);
i = (i + 1) % (sizeof(indicator) / sizeof(indicator[0]));
usleep(200000);
}
LOG_D(EMU,"\n");
}
#endif
void eNB_top(PHY_VARS_eNB *eNB, int frame_rx, int subframe_rx, char *string) {
eNB_proc_t *proc = &eNB->proc;
eNB_rxtx_proc_t *proc_rxtx = &proc->proc_rxtx[0];
proc->frame_rx = frame_rx;
proc->subframe_rx = subframe_rx;
if (!oai_exit) {
if (eNB->CC_id==1)
LOG_D(PHY,"eNB thread single %p (proc %p, CC_id %d), frame %d, subframe %d\n",
pthread_self(), proc, eNB->CC_id, proc->frame_rx,proc->subframe_rx);
T(T_ENB_MASTER_TICK, T_INT(0), T_INT(proc->frame_rx), T_INT(proc->subframe_rx));
proc_rxtx->subframe_rx = proc->subframe_rx;
proc_rxtx->frame_rx = proc->frame_rx;
proc_rxtx->subframe_tx = (proc->subframe_rx+4)%10;
proc_rxtx->frame_tx = (proc->subframe_rx>5) ? (1+proc->frame_rx)&1023 : proc->frame_rx;
proc->frame_tx = proc_rxtx->frame_tx;
proc_rxtx->timestamp_tx = proc->timestamp_tx;
if (rxtx(eNB,proc_rxtx,string) < 0) LOG_E(PHY,"eNB %d CC_id %d failed during execution\n",eNB->Mod_id,eNB->CC_id);
}
}
int wakeup_rxtx(eNB_proc_t *proc,eNB_rxtx_proc_t *proc_rxtx,LTE_DL_FRAME_PARMS *fp) {
int i;
struct timespec wait;
wait.tv_sec=0;
wait.tv_nsec=5000000L;
/* accept some delay in processing - up to 5ms */
for (i = 0; i < 10 && proc_rxtx->instance_cnt_rxtx == 0; i++) {
LOG_W( PHY,"[eNB] Frame %d, eNB RXn-TXnp4 thread busy!! (cnt_rxtx %i)\n", proc_rxtx->frame_tx, proc_rxtx->instance_cnt_rxtx);
usleep(500);
}
if (proc_rxtx->instance_cnt_rxtx == 0) {
exit_fun( "TX thread busy" );
return(-1);
}
// wake up TX for subframe n+4
// lock the TX mutex and make sure the thread is ready
if (pthread_mutex_timedlock(&proc_rxtx->mutex_rxtx,&wait) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_mutex_lock for eNB RXTX thread %d (IC %d)\n", proc_rxtx->subframe_rx&1,proc_rxtx->instance_cnt_rxtx );
exit_fun( "error locking mutex_rxtx" );
return(-1);
}
++proc_rxtx->instance_cnt_rxtx;
// We have just received and processed the common part of a subframe, say n.
// TS_rx is the last received timestamp (start of 1st slot), TS_tx is the desired
// transmitted timestamp of the next TX slot (first).
// The last (TS_rx mod samples_per_frame) was n*samples_per_tti,
// we want to generate subframe (n+4), so TS_tx = TX_rx+4*samples_per_tti,
// and proc->subframe_tx = proc->subframe_rx+4
proc_rxtx->timestamp_tx = proc->timestamp_rx + (4*fp->samples_per_tti);
proc_rxtx->frame_rx = proc->frame_rx;
proc_rxtx->subframe_rx = proc->subframe_rx;
proc_rxtx->frame_tx = (proc_rxtx->subframe_rx > 5) ? (proc_rxtx->frame_rx+1)&1023 : proc_rxtx->frame_rx;
proc_rxtx->subframe_tx = (proc_rxtx->subframe_rx + 4)%10;
// the thread can now be woken up
if (pthread_cond_signal(&proc_rxtx->cond_rxtx) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_cond_signal for eNB RXn-TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
return(-1);
}
pthread_mutex_unlock( &proc_rxtx->mutex_rxtx );
return(0);
}
/*!
* \brief The prach receive thread of eNB.
* \param param is a \ref eNB_proc_t structure which contains the info what to process.
* \returns a pointer to an int. The storage is not on the heap and must not be freed.
*/
static void* eNB_thread_prach( void* param ) {
static int eNB_thread_prach_status;
PHY_VARS_eNB *eNB= (PHY_VARS_eNB *)param;
eNB_proc_t *proc = &eNB->proc;
// set default return value
eNB_thread_prach_status = 0;
thread_top_init("eNB_thread_prach",1,500000L,1000000L,20000000L);
while (!oai_exit) {
if (oai_exit) break;
if (wait_on_condition(&proc->mutex_prach,&proc->cond_prach,&proc->instance_cnt_prach,"eNB_prach_thread") < 0) break;
prach_procedures(eNB);
if (release_thread(&proc->mutex_prach,&proc->instance_cnt_prach,"eNB_prach_thread") < 0) break;
}
printf( "Exiting eNB thread PRACH\n");
eNB_thread_prach_status = 0;
return &eNB_thread_prach_status;
}
extern void init_fep_thread(PHY_VARS_eNB *, pthread_attr_t *);
extern void init_td_thread(PHY_VARS_eNB *, pthread_attr_t *);
extern void init_te_thread(PHY_VARS_eNB *, pthread_attr_t *);
void init_eNB_proc(int inst) {
int i=0;
int CC_id;
PHY_VARS_eNB *eNB;
eNB_proc_t *proc;
eNB_rxtx_proc_t *proc_rxtx;
pthread_attr_t *attr0=NULL,*attr1=NULL,*attr_FH=NULL,*attr_prach=NULL,*attr_asynch=NULL,*attr_single=NULL,*attr_fep=NULL,*attr_td=NULL,*attr_te=NULL,*attr_synch=NULL;
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
eNB = RC.eNB[inst][CC_id];
#ifndef OCP_FRAMEWORK
LOG_I(PHY,"Initializing eNB processes %d CC_id %d \n",inst,CC_id);
#endif
proc = &eNB->proc;
proc_rxtx = proc->proc_rxtx;
proc_rxtx[0].instance_cnt_rxtx = -1;
proc_rxtx[1].instance_cnt_rxtx = -1;
proc->instance_cnt_prach = -1;
proc->instance_cnt_asynch_rxtx = -1;
proc->CC_id = CC_id;
proc->first_rx=1;
proc->first_tx=1;
pthread_mutex_init( &proc_rxtx[0].mutex_rxtx, NULL);
pthread_mutex_init( &proc_rxtx[1].mutex_rxtx, NULL);
pthread_cond_init( &proc_rxtx[0].cond_rxtx, NULL);
pthread_cond_init( &proc_rxtx[1].cond_rxtx, NULL);
pthread_mutex_init( &proc->mutex_prach, NULL);
pthread_mutex_init( &proc->mutex_asynch_rxtx, NULL);
pthread_cond_init( &proc->cond_prach, NULL);
pthread_cond_init( &proc->cond_asynch_rxtx, NULL);
pthread_attr_init( &proc->attr_prach);
pthread_attr_init( &proc->attr_asynch_rxtx);
pthread_attr_init( &proc->attr_single);
pthread_attr_init( &proc->attr_td);
pthread_attr_init( &proc->attr_te);
pthread_attr_init( &proc_rxtx[0].attr_rxtx);
pthread_attr_init( &proc_rxtx[1].attr_rxtx);
#ifndef DEADLINE_SCHEDULER
attr0 = &proc_rxtx[0].attr_rxtx;
attr1 = &proc_rxtx[1].attr_rxtx;
attr_prach = &proc->attr_prach;
attr_asynch = &proc->attr_asynch_rxtx;
attr_single = &proc->attr_single;
attr_td = &proc->attr_td;
attr_te = &proc->attr_te;
#endif
pthread_create( &proc_rxtx[0].pthread_rxtx, attr0, eNB_thread_rxtx, &proc_rxtx[0] );
pthread_create( &proc_rxtx[1].pthread_rxtx, attr1, eNB_thread_rxtx, &proc_rxtx[1] );
pthread_create( &proc->pthread_prach, attr_prach, eNB_thread_prach, eNB );
char name[16];
snprintf( name, sizeof(name), "RXTX0 %d", i );
pthread_setname_np( proc_rxtx[0].pthread_rxtx, name );
snprintf( name, sizeof(name), "RXTX1 %d", i );
pthread_setname_np( proc_rxtx[1].pthread_rxtx, name );
// snprintf( name, sizeof(name), "FH %d", i );
// pthread_setname_np( proc->pthread_FH, name );
}
//for multiple CCs: setup master and slaves
/*
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
eNB = PHY_vars_eNB_g[inst][CC_id];
if (eNB->node_timing == synch_to_ext_device) { //master
eNB->proc.num_slaves = MAX_NUM_CCs-1;
eNB->proc.slave_proc = (eNB_proc_t**)malloc(eNB->proc.num_slaves*sizeof(eNB_proc_t*));
for (i=0; i< eNB->proc.num_slaves; i++) {
if (i < CC_id) eNB->proc.slave_proc[i] = &(PHY_vars_eNB_g[inst][i]->proc);
if (i >= CC_id) eNB->proc.slave_proc[i] = &(PHY_vars_eNB_g[inst][i+1]->proc);
}
}
}
*/
/* setup PHY proc TX sync mechanism */
pthread_mutex_init(&sync_phy_proc.mutex_phy_proc_tx, NULL);
pthread_cond_init(&sync_phy_proc.cond_phy_proc_tx, NULL);
sync_phy_proc.phy_proc_CC_id = 0;
}
/*!
* \brief Terminate eNB TX and RX threads.
*/
void kill_eNB_proc(int inst) {
int *status;
PHY_VARS_eNB *eNB;
eNB_proc_t *proc;
eNB_rxtx_proc_t *proc_rxtx;
for (int CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
eNB=RC.eNB[inst][CC_id];
proc = &eNB->proc;
proc_rxtx = &proc->proc_rxtx[0];
#ifdef DEBUG_THREADS
printf( "Killing TX CC_id %d thread %d\n", CC_id, i );
#endif
proc_rxtx[0].instance_cnt_rxtx = 0; // FIXME data race!
proc_rxtx[1].instance_cnt_rxtx = 0; // FIXME data race!
proc->instance_cnt_prach = 0;
pthread_cond_signal( &proc_rxtx[0].cond_rxtx );
pthread_cond_signal( &proc_rxtx[1].cond_rxtx );
pthread_cond_signal( &proc->cond_prach );
pthread_cond_broadcast(&sync_phy_proc.cond_phy_proc_tx);
pthread_join( proc->pthread_prach, (void**)&status );
pthread_mutex_destroy( &proc->mutex_prach );
pthread_cond_destroy( &proc->cond_prach );
int i;
for (i=0;i<2;i++) {
pthread_join( proc_rxtx[i].pthread_rxtx, (void**)&status );
pthread_mutex_destroy( &proc_rxtx[i].mutex_rxtx );
pthread_cond_destroy( &proc_rxtx[i].cond_rxtx );
}
}
}
void reset_opp_meas(void) {
int sfn;
reset_meas(&softmodem_stats_mt);
reset_meas(&softmodem_stats_hw);
for (sfn=0; sfn < 10; sfn++) {
reset_meas(&softmodem_stats_rxtx_sf);
reset_meas(&softmodem_stats_rx_sf);
}
}
void print_opp_meas(void) {
int sfn=0;
print_meas(&softmodem_stats_mt, "Main ENB Thread", NULL, NULL);
print_meas(&softmodem_stats_hw, "HW Acquisation", NULL, NULL);
for (sfn=0; sfn < 10; sfn++) {
print_meas(&softmodem_stats_rxtx_sf,"[eNB][total_phy_proc_rxtx]",NULL, NULL);
print_meas(&softmodem_stats_rx_sf,"[eNB][total_phy_proc_rx]",NULL,NULL);
}
}
void init_transport(PHY_VARS_eNB *eNB) {
int i;
int j;
LTE_DL_FRAME_PARMS *fp = &eNB->frame_parms;
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
LOG_I(PHY,"Allocating Transport Channel Buffers for DLSCH, UE %d\n",i);
for (j=0; j<2; j++) {
eNB->dlsch[i][j] = new_eNB_dlsch(1,8,NSOFT,fp->N_RB_DL,0,fp);
if (!eNB->dlsch[i][j]) {
LOG_E(PHY,"Can't get eNB dlsch structures for UE %d \n", i);
exit(-1);
} else {
LOG_D(PHY,"dlsch[%d][%d] => %p\n",i,j,eNB->dlsch[i][j]);
eNB->dlsch[i][j]->rnti=0;
}
}
LOG_I(PHY,"Allocating Transport Channel Buffer for ULSCH, UE %d\n",i);
eNB->ulsch[1+i] = new_eNB_ulsch(MAX_TURBO_ITERATIONS,fp->N_RB_UL, 0);
if (!eNB->ulsch[1+i]) {
LOG_E(PHY,"Can't get eNB ulsch structures\n");
exit(-1);
}
// this is the transmission mode for the signalling channels
// this will be overwritten with the real transmission mode by the RRC once the UE is connected
eNB->transmission_mode[i] = fp->nb_antenna_ports_eNB==1 ? 1 : 2;
}
// ULSCH for RA
eNB->ulsch[0] = new_eNB_ulsch(MAX_TURBO_ITERATIONS, fp->N_RB_UL, 0);
if (!eNB->ulsch[0]) {
LOG_E(PHY,"Can't get eNB ulsch structures\n");
exit(-1);
}
eNB->dlsch_SI = new_eNB_dlsch(1,8,NSOFT,fp->N_RB_DL, 0, fp);
LOG_D(PHY,"eNB %d.%d : SI %p\n",eNB->Mod_id,eNB->CC_id,eNB->dlsch_SI);
eNB->dlsch_ra = new_eNB_dlsch(1,8,NSOFT,fp->N_RB_DL, 0, fp);
LOG_D(PHY,"eNB %d.%d : RA %p\n",eNB->Mod_id,eNB->CC_id,eNB->dlsch_ra);
eNB->dlsch_MCH = new_eNB_dlsch(1,8,NSOFT,fp->N_RB_DL, 0, fp);
LOG_D(PHY,"eNB %d.%d : MCH %p\n",eNB->Mod_id,eNB->CC_id,eNB->dlsch_MCH);
eNB->rx_total_gain_dB=130;
for(i=0; i<NUMBER_OF_UE_MAX; i++)
eNB->mu_mimo_mode[i].dl_pow_off = 2;
eNB->check_for_total_transmissions = 0;
eNB->check_for_MUMIMO_transmissions = 0;
eNB->FULL_MUMIMO_transmissions = 0;
eNB->check_for_SUMIMO_transmissions = 0;
fp->pucch_config_common.deltaPUCCH_Shift = 1;
}
void init_eNB_afterRU() {
int inst,CC_id,ru_id,i,aa;
PHY_VARS_eNB *eNB;
for (inst=0;inst<RC.nb_inst;inst++) {
for (CC_id=0;CC_id<RC.nb_CC[inst];CC_id++) {
eNB = RC.eNB[inst][CC_id];
phy_init_lte_eNB(eNB,0,0);
// map antennas and PRACH signals to eNB RX
AssertFatal(eNB->num_RU>0,"Number of RU attached to eNB %d is zero\n",eNB->Mod_id);
LOG_I(PHY,"Mapping RX ports from %d RUs to eNB %d\n",eNB->num_RU,eNB->Mod_id);
for (ru_id=0,aa=0;ru_id<eNB->num_RU;ru_id++) {
eNB->frame_parms.nb_antennas_rx += eNB->RU_list[ru_id]->nb_rx;
for (i=0;i<eNB->RU_list[ru_id]->nb_rx;aa++,i++) {
LOG_I(PHY,"Attaching RU %d antenna %d to eNB antenna %d\n",eNB->RU_list[ru_id]->idx,i,aa);
eNB->prach_vars.rxsigF[aa] = eNB->RU_list[ru_id]->prach_rxsigF[i];
eNB->common_vars.rxdataF[aa] = eNB->RU_list[ru_id]->common.rxdataF[i];
}
}
AssertFatal(eNB->frame_parms.nb_antennas_rx <= sizeof(eNB->prach_vars.prach_ifft) / sizeof(eNB->prach_vars.prach_ifft[0]),
"nb_antennas_rx too large");
for (i=0; i<eNB->frame_parms.nb_antennas_rx; i++) {
eNB->prach_vars.prach_ifft[i] = (int16_t*)malloc16_clear(1024*2*sizeof(int16_t));
LOG_D(PHY,"[INIT] prach_vars->prach_ifft[%d] = %p\n",i,eNB->prach_vars.prach_ifft[i]);
}
init_transport(eNB);
init_precoding_weights(RC.eNB[inst][CC_id]);
}
init_eNB_proc(inst);
}
for (ru_id=0;ru_id<RC.nb_RU;ru_id++) {
if (RC.ru[ru_id]==NULL) RC.ru[ru_id] = (RU_t*)malloc(sizeof(RU_t));
RC.ru[ru_id]->wakeup_rxtx = wakeup_rxtx;
RC.ru[ru_id]->eNB_top = eNB_top;
}
}
void init_eNB(int single_thread_flag,int wait_for_sync) {
int CC_id;
int inst;
PHY_VARS_eNB *eNB;
int ret;
if (RC.eNB == NULL) RC.eNB = (PHY_VARS_eNB***) malloc(RC.nb_inst*sizeof(PHY_VARS_eNB **));
for (inst=0;inst<RC.nb_inst;inst++) {
if (RC.eNB[inst] == NULL) RC.eNB[inst] = (PHY_VARS_eNB*) malloc(RC.nb_CC[inst]*sizeof(PHY_VARS_eNB *));
for (CC_id=0;CC_id<RC.nb_CC[inst];CC_id++) {
if (RC.eNB[inst][CC_id] == NULL) RC.eNB[inst][CC_id] = (PHY_VARS_eNB*) malloc(sizeof(PHY_VARS_eNB));
eNB = RC.eNB[inst][CC_id];
eNB->abstraction_flag = 0;
eNB->single_thread_flag = single_thread_flag;
#ifndef OCP_FRAMEWORK
LOG_I(PHY,"Initializing eNB %d CC_id %d\n",inst,CC_id);
#endif
eNB->td = ulsch_decoding_data;//(single_thread_flag==1) ? ulsch_decoding_data_2thread : ulsch_decoding_data;
eNB->te = dlsch_encoding;//(single_thread_flag==1) ? dlsch_encoding_2threads : dlsch_encoding;
}
}
LOG_D(HW,"[lte-softmodem.c] eNB structure allocated\n");
}
void stop_eNB(int nb_inst) {
for (int inst=0;inst<nb_inst;inst++) {
printf("Killing eNB %d processing threads\n",inst);
kill_eNB_proc(inst);
}
}
Reference in New Issue View Git Blame Copy Permalink