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This commit is contained in:
yilmazt
2019-07-16 11:20:24 +02:00
parent 45f5bdd38f 3c85cd58b4
commit 2b321fd1c7
355 changed files with 13082 additions and 594202 deletions
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targets/RT/USER/lte-enb.c
+230 -179
View File
@@ -29,6 +29,18 @@
* \note
* \warning
*/
/*! \function wakeup_txfh
* \brief Implementation of creating multiple RU threads for beamforming emulation
* \author TH Wang(Judy), TY Hsu, SY Yeh(fdragon)
* \date 2018
* \version 0.1
* \company Eurecom and ISIP@NCTU
* \email: Tsu-Han.Wang@eurecom.fr,tyhsu@cs.nctu.edu.tw,fdragon.cs96g@g2.nctu.edu.tw
* \note
* \warning
*/
#define _GNU_SOURCE
#include <pthread.h>
@@ -134,11 +146,11 @@ extern double cpuf;
void init_eNB(int,int);
void stop_eNB(int nb_inst);
int wakeup_tx(PHY_VARS_eNB *eNB);
int wakeup_txfh(L1_rxtx_proc_t *proc,PHY_VARS_eNB *eNB);
void wakeup_prach_eNB(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe);
int wakeup_tx(PHY_VARS_eNB *eNB, int frame_rx, int subframe_rx, int frame_tx, int subframe_tx, uint64_t timestamp_tx);
int wakeup_txfh(PHY_VARS_eNB *eNB, L1_rxtx_proc_t *proc, int frame_tx, int subframe_tx, uint64_t timestamp_tx);
void wakeup_prach_eNB(PHY_VARS_eNB *eNB,RU_t *ru, int frame, int subframe);
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
void wakeup_prach_eNB_br(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe);
void wakeup_prach_eNB_br(PHY_VARS_eNB *eNB,RU_t *ru, int frame, int subframe);
#endif
@@ -150,10 +162,12 @@ extern void add_subframe(uint16_t *frameP, uint16_t *subframeP, int offset);
static inline int rxtx(PHY_VARS_eNB *eNB,
L1_rxtx_proc_t *proc,
char *thread_name)
L1_rxtx_proc_t *proc,
char *thread_name)
{
int ret;
start_meas(&softmodem_stats_rxtx_sf);
//L1_rxtx_proc_t *L1_proc_tx = &eNB->proc.L1_proc_tx;
// *******************************************************************
#if defined(PRE_SCD_THREAD)
@@ -229,10 +243,7 @@ static inline int rxtx(PHY_VARS_eNB *eNB,
memcpy(&pre_scd_eNB_UE_stats,&RC.mac[0]->UE_list.eNB_UE_stats, sizeof(eNB_UE_STATS)*MAX_NUM_CCs*NUMBER_OF_UE_MAX);
memcpy(&pre_scd_activeUE, &RC.mac[0]->UE_list.active, sizeof(boolean_t)*NUMBER_OF_UE_MAX);
if (pthread_mutex_lock(&ru->proc.mutex_pre_scd)!= 0) {
LOG_E( PHY, "[eNB] error locking proc mutex for eNB pre scd\n");
exit_fun("error locking mutex_time");
}
AssertFatal((ret= pthread_mutex_lock(&ru->proc.mutex_pre_scd))==0,"[eNB] error locking proc mutex for eNB pre scd, return %d\n",ret);
ru->proc.instance_pre_scd++;
@@ -246,22 +257,22 @@ static inline int rxtx(PHY_VARS_eNB *eNB,
proc->frame_rx,proc->subframe_rx,ru->proc.instance_pre_scd );
}
if (pthread_mutex_unlock(&ru->proc.mutex_pre_scd)!= 0) {
LOG_E( PHY, "[eNB] error unlocking mutex_pre_scd mutex for eNB pre scd\n");
exit_fun("error unlocking mutex_pre_scd");
}
AssertFatal((ret= pthread_mutex_unlock(&ru->proc.mutex_pre_scd))==0,"[eNB] error unlocking proc mutex for eNB pre scd, return %d\n",ret);
}
#endif
pthread_mutex_lock(&eNB->UL_INFO_mutex);
AssertFatal((ret= pthread_mutex_lock(&eNB->UL_INFO_mutex))==0,"error locking UL_INFO_mutex, return %d\n",ret);
eNB->UL_INFO.frame = proc->frame_rx;
eNB->UL_INFO.subframe = proc->subframe_rx;
eNB->UL_INFO.module_id = eNB->Mod_id;
eNB->UL_INFO.CC_id = eNB->CC_id;
eNB->if_inst->UL_indication(&eNB->UL_INFO);
pthread_mutex_unlock(&eNB->UL_INFO_mutex);
AssertFatal((ret= pthread_mutex_unlock(&eNB->UL_INFO_mutex))==0,"error unlocking UL_INFO_mutex, return %d\n",ret);
/* this conflict resolution may be totally wrong, to be tested */
/* CONFLICT RESOLUTION: BEGIN */
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ULSCH_SCHEDULER, 0 );
if(oai_exit) return(-1);
@@ -276,6 +287,7 @@ static inline int rxtx(PHY_VARS_eNB *eNB,
//if (release_thread(&proc->mutex_rxtx,&proc->instance_cnt_rxtx,thread_name)<0) return(-1);
/* CONFLICT RESOLUTION: END */
stop_meas( &softmodem_stats_rxtx_sf );
LOG_D(PHY,"%s() Exit proc[rx:%d%d tx:%d%d]\n", __FUNCTION__, proc->frame_rx, proc->subframe_rx, proc->frame_tx, proc->subframe_tx);
LOG_D(PHY, "rxtx:%lld nfapi:%lld tx:%lld rx:%lld prach:%lld ofdm:%lld ",
softmodem_stats_rxtx_sf.p_time, nfapi_meas.p_time,
@@ -284,6 +296,7 @@ static inline int rxtx(PHY_VARS_eNB *eNB,
TICK_TO_US(eNB->rx_prach),
TICK_TO_US(eNB->ofdm_mod_stats)
);
LOG_D(PHY,
"dlsch[enc:%lld mod:%lld scr:%lld rm:%lld t:%lld i:%lld] rx_dft:%lld ",
TICK_TO_US(eNB->dlsch_encoding_stats),
@@ -317,21 +330,25 @@ static inline int rxtx(PHY_VARS_eNB *eNB,
}
static void *L1_thread_tx(void *param) {
static void *L1_thread_tx(void *param)
{
L1_proc_t *eNB_proc = (L1_proc_t *)param;
L1_rxtx_proc_t *proc = &eNB_proc->L1_proc_tx;
PHY_VARS_eNB *eNB = RC.eNB[0][proc->CC_id];
char thread_name[100];
sprintf(thread_name,"TXnp4_%d\n",&eNB->proc.L1_proc == proc ? 0 : 1);
thread_top_init(thread_name,1,470000,500000,500000);
int ret;
//wait_sync("tx_thread");
while (!oai_exit) {
LOG_D(PHY,"Waiting for TX (IC %d)\n",proc->instance_cnt);
if (wait_on_condition(&proc->mutex,&proc->cond,&proc->instance_cnt,thread_name)<0) break;
if (oai_exit) break;
LOG_D(PHY,"L1_thread_tx: Running for %d.%d\n",proc->frame_tx,proc->subframe_tx);
// *****************************************
// TX processing for subframe n+4
// run PHY TX procedures the one after the other for all CCs to avoid race conditions
@@ -341,34 +358,42 @@ static void *L1_thread_tx(void *param) {
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SUBFRAME_NUMBER_RX1_ENB,proc->subframe_rx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX1_ENB,proc->frame_tx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX1_ENB,proc->frame_rx);
LOG_D(PHY,"L1 TX processing %d.%d\n",proc->frame_tx,proc->subframe_tx);
phy_procedures_eNB_TX(eNB, proc, 1);
pthread_mutex_lock( &proc->mutex );
AssertFatal((ret= pthread_mutex_lock( &proc->mutex ))==0,"error locking L1_proc_tx mutex, return %d\n",ret);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_L1_PROC_TX_IC,proc->instance_cnt);
int subframe_tx = proc->subframe_tx;
int frame_tx = proc->frame_tx;
uint64_t timestamp_tx = proc->timestamp_tx;
proc->instance_cnt = -1;
LOG_D(PHY,"L1 TX signaling done for %d.%d\n",proc->frame_tx,proc->subframe_tx);
// the thread can now be woken up
LOG_D(PHY,"L1_thread_tx: signaling completion in %d.%d\n",proc->frame_tx,proc->subframe_tx);
if (pthread_cond_signal(&proc->cond) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_cond_signal for eNB TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
}
pthread_mutex_unlock( &proc->mutex );
wakeup_txfh(proc,eNB);
AssertFatal((ret= pthread_mutex_unlock( &proc->mutex ))==0,"error unlocking L1_proc_tx mutex, return %d\n",ret);
wakeup_txfh(eNB,proc,frame_tx,subframe_tx,timestamp_tx);
}
return 0;
}
/*!
* \brief The RX UE-specific and TX thread of eNB.
* \param param is a \ref L1_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 *L1_thread( void *param ) {
static void *L1_thread( void *param )
{
static int eNB_thread_rxtx_status;
//L1_proc_t *eNB_proc = (L1_proc_t*)param;
L1_rxtx_proc_t *proc;
// Working
if(NFAPI_MODE==NFAPI_MODE_VNF) {
proc = (L1_rxtx_proc_t *)param;
@@ -392,8 +417,10 @@ static void *L1_thread( void *param ) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0+(proc->subframe_rx&1), 0 );
T(T_ENB_MASTER_TICK, T_INT(0), T_INT(proc->frame_rx), T_INT(proc->subframe_rx));
LOG_D(PHY,"L1RX waiting for RU RX\n");
if (wait_on_condition(&proc->mutex,&proc->cond,&proc->instance_cnt,thread_name)<0) break;
LOG_D(PHY,"L1RX starting in %d.%d\n",proc->frame_rx,proc->subframe_rx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_CPUID_ENB_THREAD_RXTX,sched_getcpu());
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0+(proc->subframe_rx&1), 1 );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SUBFRAME_NUMBER_TX0_ENB,proc->subframe_tx);
@@ -401,20 +428,26 @@ static void *L1_thread( void *param ) {
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX0_ENB,proc->frame_tx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX0_ENB,proc->frame_rx);
if (oai_exit) break;
if (eNB->CC_id==0) {
if (rxtx(eNB,proc,thread_name) < 0) break;
}
LOG_D(PHY,"L1 RX %d.%d done\n",proc->frame_rx,proc->subframe_rx);
if(get_thread_parallel_conf() == PARALLEL_RU_L1_SPLIT) phy_procedures_eNB_TX(eNB, proc, 1);
if (NFAPI_MODE!=NFAPI_MODE_VNF) {
if(get_thread_parallel_conf() == PARALLEL_RU_L1_TRX_SPLIT) wakeup_tx(eNB,proc->frame_rx,proc->subframe_rx,proc->frame_tx,proc->subframe_tx,proc->timestamp_tx);
else if(get_thread_parallel_conf() == PARALLEL_RU_L1_SPLIT) wakeup_txfh(eNB,proc,proc->frame_tx,proc->subframe_tx,proc->timestamp_tx);
}
if (release_thread(&proc->mutex,&proc->instance_cnt,thread_name)<0) break;
if (NFAPI_MODE!=NFAPI_MODE_VNF) {
if(get_thread_parallel_conf() == PARALLEL_RU_L1_TRX_SPLIT) wakeup_tx(eNB);
else if(get_thread_parallel_conf() == PARALLEL_RU_L1_SPLIT) wakeup_txfh(proc,eNB);
}
} // while !oai_exit
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0+(proc->subframe_rx&1), 0 );
@@ -423,11 +456,12 @@ static void *L1_thread( void *param ) {
return &eNB_thread_rxtx_status;
}
void eNB_top(PHY_VARS_eNB *eNB,
int frame_rx,
int subframe_rx,
char *string,
RU_t *ru)
int frame_rx,
int subframe_rx,
char *string,
RU_t *ru)
{
L1_proc_t *proc = &eNB->proc;
L1_rxtx_proc_t *L1_proc= &proc->L1_proc;
@@ -437,7 +471,7 @@ void eNB_top(PHY_VARS_eNB *eNB,
proc->subframe_rx = subframe_rx;
if (!oai_exit) {
T(T_ENB_MASTER_TICK, T_INT(0), T_INT(proc->frame_rx), T_INT(proc->subframe_rx));
T(T_ENB_MASTER_TICK, T_INT(0), T_INT(ru_proc->frame_rx), T_INT(ru_proc->subframe_rx));
L1_proc->timestamp_tx = ru_proc->timestamp_rx + (sf_ahead*fp->samples_per_tti);
L1_proc->frame_rx = ru_proc->frame_rx;
L1_proc->subframe_rx = ru_proc->tti_rx;
@@ -453,96 +487,119 @@ void eNB_top(PHY_VARS_eNB *eNB,
}
}
int wakeup_txfh(L1_rxtx_proc_t *proc,
PHY_VARS_eNB *eNB)
int wakeup_txfh(PHY_VARS_eNB *eNB,
L1_rxtx_proc_t *proc,
int frame_tx,
int subframe_tx,
uint64_t timestamp_tx)
{
RU_t *ru;
RU_proc_t *ru_proc;
struct timespec wait;
wait.tv_sec=0;
wait.tv_nsec=5000000L;
LTE_DL_FRAME_PARMS *fp;
int waitret,ret;
if(wait_on_condition(&proc->mutex_RUs,&proc->cond_RUs,&proc->instance_cnt_RUs,"wakeup_txfh")<0) {
LOG_E(PHY,"Frame %d, subframe %d: TX FH not ready\n", proc->frame_tx, proc->subframe_tx);
return(-1);
}
LOG_D(PHY,"L1 TX Waking up TX FH %d.%d (IC RU TX %d)\n",frame_tx,subframe_tx,proc->instance_cnt_RUs);
pthread_mutex_lock(&eNB->proc.mutex_RU_tx);
eNB->proc.RU_mask_tx = 0;
pthread_mutex_unlock(&eNB->proc.mutex_RU_tx);
// grab the information for the RU due to the following wait
if (release_thread(&proc->mutex_RUs,&proc->instance_cnt_RUs,"wakeup_txfh")<0) return(-1);
waitret=timedwait_on_condition(&proc->mutex_RUs,&proc->cond_RUs,&proc->instance_cnt_RUs,"wakeup_txfh",1000000);
for(int i=0; i<eNB->num_RU; i++) {
ru = eNB->RU_list[i];
AssertFatal(release_thread(&proc->mutex_RUs,&proc->instance_cnt_RUs,"wakeup_txfh")==0, "error releaseing eNB lock on RUs\n");
if (waitret == ETIMEDOUT) {
LOG_W(PHY,"Dropping TX slot (%d.%d) because FH is blocked more than 1 subframe times (1ms)\n",frame_tx,subframe_tx);
AssertFatal((ret=pthread_mutex_lock(&eNB->proc.mutex_RU_tx))==0,"mutex_lock returns %d\n",ret);
eNB->proc.RU_mask_tx = 0;
AssertFatal((ret=pthread_mutex_unlock(&eNB->proc.mutex_RU_tx))==0,"mutex_unlock returns %d\n",ret);
AssertFatal((ret=pthread_mutex_lock(&proc->mutex_RUs))==0,"mutex_lock returns %d\n",ret);
proc->instance_cnt_RUs = 0;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX0_UE,proc->instance_cnt_RUs);
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_RUs))==0,"mutex_unlock returns %d\n",ret);
return(-1);
}
for(int ru_id=0; ru_id<eNB->num_RU; ru_id++){
ru = eNB->RU_list[ru_id];
ru_proc = &ru->proc;
if (ru_proc->instance_cnt_eNBs == 0) {
LOG_E(PHY,"Frame %d, subframe %d: TX FH thread busy, dropping Frame %d, subframe %d\n", ru_proc->frame_tx, ru_proc->tti_tx, proc->frame_rx, proc->subframe_rx);
return(-1);
fp = &ru->frame_parms;
if (((fp->frame_type == TDD) && (subframe_select(fp,proc->subframe_tx)==SF_UL))||
(eNB->RU_list[ru_id]->state == RU_SYNC)||
(eNB->RU_list[ru_id]->wait_cnt>0)){
AssertFatal((ret=pthread_mutex_lock(&proc->mutex_RUs))==0, "mutex_lock returns %d\n",ret);
proc->instance_cnt_RUs = 0;
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_RUs))==0, "mutex_unlock returns %d\n",ret);
continue;//hacking only works when all RU_tx works on the same subframe #TODO: adding mask stuff
}
if (pthread_mutex_timedlock(&ru_proc->mutex_eNBs,&wait) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_mutex_lock for eNB TX1 thread %d (IC %d)\n", ru_proc->tti_rx&1,ru_proc->instance_cnt_eNBs );
exit_fun( "error locking mutex_eNB" );
AssertFatal((ret = pthread_mutex_lock(&ru_proc->mutex_eNBs))==0,"ERROR pthread_mutex_lock failed on mutex_eNBs L1_thread_tx with ret=%d\n",ret);
if (ru_proc->instance_cnt_eNBs == 0) {
LOG_E(PHY,"Frame %d, subframe %d: TX FH thread busy, dropping Frame %d, subframe %d\n", ru_proc->frame_tx, ru_proc->subframe_tx, proc->frame_rx, proc->subframe_rx);
AssertFatal((ret=pthread_mutex_lock(&eNB->proc.mutex_RU_tx))==0,"mutex_lock returns %d\n",ret);
eNB->proc.RU_mask_tx = 0;
AssertFatal((ret=pthread_mutex_unlock(&eNB->proc.mutex_RU_tx))==0,"mutex_unlock returns %d\n",ret);
AssertFatal((ret=pthread_mutex_unlock( &ru_proc->mutex_eNBs ))==0,"mutex_unlock return %d\n",ret);
return(-1);
}
ru_proc->instance_cnt_eNBs = 0;
ru_proc->timestamp_tx = proc->timestamp_tx;
ru_proc->tti_tx = proc->subframe_tx;
ru_proc->frame_tx = proc->frame_tx;
ru_proc->timestamp_tx = timestamp_tx;
ru_proc->tti_tx = subframe_tx;
ru_proc->frame_tx = frame_tx;
LOG_D(PHY,"L1 TX Waking up TX FH (2) %d.%d\n",frame_tx,subframe_tx);
// the thread can now be woken up
if (pthread_cond_signal(&ru_proc->cond_eNBs) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_cond_signal for eNB TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
return(-1);
}
pthread_mutex_unlock( &ru_proc->mutex_eNBs );
AssertFatal(pthread_cond_signal(&ru_proc->cond_eNBs) == 0,
"[eNB] ERROR pthread_cond_signal for eNB TXnp4 thread\n");
AssertFatal((ret=pthread_mutex_unlock(&ru_proc->mutex_eNBs))==0,"mutex_unlock returned %d\n",ret);
}
return(0);
}
int wakeup_tx(PHY_VARS_eNB *eNB)
{
L1_proc_t *proc=&eNB->proc;
L1_rxtx_proc_t *L1_proc_tx = &proc->L1_proc_tx;
L1_rxtx_proc_t *L1_proc = &proc->L1_proc;
struct timespec wait;
wait.tv_sec=0;
wait.tv_nsec=5000000L;
if (pthread_mutex_timedlock(&L1_proc_tx->mutex,&wait) != 0) {
LOG_E(PHY, "[SCHED][eNB] ERROR locking mutex for eNB L1_thread_tx\n");
exit_fun("ERROR pthread_lock");
return(-1);
}
int wakeup_tx(PHY_VARS_eNB *eNB,
int frame_rx,
int subframe_rx,
int frame_tx,
int subframe_tx,
uint64_t timestamp_tx)
{
L1_rxtx_proc_t *L1_proc = &eNB->proc.L1_proc;
L1_rxtx_proc_t *L1_proc_tx = &eNB->proc.L1_proc_tx;
int ret;
LOG_D(PHY,"ENTERED wakeup_tx (IC %d)\n",L1_proc_tx->instance_cnt);
AssertFatal((ret = pthread_mutex_lock(&L1_proc_tx->mutex))==0,"mutex_lock returns %d\n",ret);
LOG_D(PHY,"L1 RX %d.%d Waiting to wake up L1 TX %d.%d (IC L1TX %d)\n",L1_proc->frame_rx,L1_proc->subframe_rx,L1_proc->frame_tx,L1_proc->subframe_tx,L1_proc_tx->instance_cnt);
while(L1_proc_tx->instance_cnt == 0) {
pthread_cond_wait(&L1_proc_tx->cond,&L1_proc_tx->mutex);
}
LOG_D(PHY,"L1 RX Got signal that TX %d.%d is done\n",L1_proc_tx->frame_tx,L1_proc_tx->subframe_tx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_L1_PROC_TX_IC,L1_proc_tx->instance_cnt);
L1_proc_tx->instance_cnt = 0;
L1_proc_tx->subframe_rx = L1_proc->subframe_rx;
L1_proc_tx->frame_rx = L1_proc->frame_rx;
L1_proc_tx->subframe_tx = L1_proc->subframe_tx;
L1_proc_tx->frame_tx = L1_proc->frame_tx;
L1_proc_tx->timestamp_tx = L1_proc->timestamp_tx;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_L1_PROC_TX_IC,L1_proc_tx->instance_cnt);
L1_proc_tx->subframe_rx = subframe_rx;
L1_proc_tx->frame_rx = frame_rx;
L1_proc_tx->subframe_tx = subframe_tx;
L1_proc_tx->frame_tx = frame_tx;
L1_proc_tx->timestamp_tx = timestamp_tx;
// the thread can now be woken up
if (pthread_cond_signal(&L1_proc_tx->cond) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_cond_signal for eNB TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
return(-1);
}
LOG_D(PHY,"L1 RX Waking up L1 TX %d.%d\n",L1_proc->frame_tx,L1_proc->subframe_tx);
AssertFatal(pthread_cond_signal(&L1_proc_tx->cond) == 0, "ERROR pthread_cond_signal for eNB L1 thread tx\n");
pthread_mutex_unlock( &L1_proc_tx->mutex);
AssertFatal((ret=pthread_mutex_unlock(&L1_proc_tx->mutex))==0,"mutex_unlock returns %d\n",ret);
return(0);
}
int wakeup_rxtx(PHY_VARS_eNB *eNB,
RU_t *ru)
{
@@ -550,44 +607,20 @@ int wakeup_rxtx(PHY_VARS_eNB *eNB,
RU_proc_t *ru_proc=&ru->proc;
L1_rxtx_proc_t *L1_proc=&proc->L1_proc;
LTE_DL_FRAME_PARMS *fp = &eNB->frame_parms;
int i;
struct timespec wait;
pthread_mutex_lock(&proc->mutex_RU);
int ret;
for (i=0; i<eNB->num_RU; i++) {
if (ru == eNB->RU_list[i]) {
if ((proc->RU_mask&(1<<i)) > 0)
LOG_E(PHY,"eNB %d frame %d, subframe %d : previous information from RU %d (num_RU %d,mask %x) has not been served yet!\n",
eNB->Mod_id,proc->frame_rx,proc->subframe_rx,ru->idx,eNB->num_RU,proc->RU_mask);
LOG_D(PHY,"ENTERED wakeup_rxtx, %d.%d\n",ru_proc->frame_rx,ru_proc->subframe_rx);
proc->RU_mask |= (1<<i);
}
}
if (proc->RU_mask != (1<<eNB->num_RU)-1) { // not all RUs have provided their information so return
LOG_E(PHY,"Not all RUs have provided their info\n");
pthread_mutex_unlock(&proc->mutex_RU);
return(0);
} else { // all RUs have provided their information so continue on and wakeup eNB processing
proc->RU_mask = 0;
pthread_mutex_unlock(&proc->mutex_RU);
}
wait.tv_sec=0;
wait.tv_nsec=5000000L;
if (L1_proc->instance_cnt == 0) {
LOG_E(PHY,"Frame %d, subframe %d: RXTX0 thread busy, dropping\n",L1_proc->frame_rx,L1_proc->subframe_rx);
return(-1);
}
// wake up TX for subframe n+sf_ahead
// wake up TX for subframe n+sl_ahead
// lock the TX mutex and make sure the thread is ready
if (pthread_mutex_timedlock(&L1_proc->mutex,&wait) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_mutex_lock for eNB RXTX thread %d (IC %d)\n", L1_proc->subframe_rx&1,L1_proc->instance_cnt );
exit_fun( "error locking mutex_rxtx" );
return(-1);
AssertFatal((ret=pthread_mutex_lock(&L1_proc->mutex)) == 0,"mutex_lock returns %d\n", ret);
if (L1_proc->instance_cnt == 0) { // L1_thread is busy so abort the subframe
AssertFatal((ret=pthread_mutex_unlock( &L1_proc->mutex))==0,"mutex_unlock return %d\n",ret);
LOG_W(PHY,"L1_thread isn't ready in %d.%d, aborting RX processing\n",ru_proc->frame_rx,ru_proc->subframe_rx);
return(0);
}
++L1_proc->instance_cnt;
// We have just received and processed the common part of a subframe, say n.
@@ -602,6 +635,13 @@ int wakeup_rxtx(PHY_VARS_eNB *eNB,
L1_proc->frame_tx = (L1_proc->subframe_rx > (9-sf_ahead)) ? (L1_proc->frame_rx+1)&1023 : L1_proc->frame_rx;
L1_proc->subframe_tx = (L1_proc->subframe_rx + sf_ahead)%10;
LOG_D(PHY,"wakeup_rxtx: L1_proc->subframe_rx %d, L1_proc->subframe_tx %d, RU %d\n",L1_proc->subframe_rx,L1_proc->subframe_tx,ru->idx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_WAKEUP_RXTX_RX_RU+ru->idx, L1_proc->frame_rx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SUBFRAME_NUMBER_WAKEUP_RXTX_RX_RU+ru->idx, L1_proc->subframe_rx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_WAKEUP_RXTX_TX_RU+ru->idx, L1_proc->frame_tx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SUBFRAME_NUMBER_WAKEUP_RXTX_TX_RU+ru->idx, L1_proc->subframe_tx);
// the thread can now be woken up
if (pthread_cond_signal(&L1_proc->cond) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_cond_signal for eNB RXn-TXnp4 thread\n");
@@ -609,22 +649,24 @@ int wakeup_rxtx(PHY_VARS_eNB *eNB,
return(-1);
}
pthread_mutex_unlock( &L1_proc->mutex);
AssertFatal((ret=pthread_mutex_unlock( &L1_proc->mutex))==0,"mutex_unlock return %d\n",ret);
return(0);
}
void wakeup_prach_eNB(PHY_VARS_eNB *eNB,
RU_t *ru,
int frame,
int subframe)
RU_t *ru,
int frame,
int subframe)
{
L1_proc_t *proc = &eNB->proc;
LTE_DL_FRAME_PARMS *fp=&eNB->frame_parms;
int i;
int i,ret;
if (ru!=NULL) {
pthread_mutex_lock(&proc->mutex_RU_PRACH);
AssertFatal((ret=pthread_mutex_lock(&proc->mutex_RU_PRACH))==0,"mutex_lock return %d\n",ret);
for (i=0; i<eNB->num_RU; i++) {
if (ru == eNB->RU_list[i]) {
LOG_D(PHY,"frame %d, subframe %d: RU %d for eNB %d signals PRACH (mask %x, num_RU %d)\n",frame,subframe,i,eNB->Mod_id,proc->RU_mask_prach,eNB->num_RU);
@@ -638,11 +680,11 @@ void wakeup_prach_eNB(PHY_VARS_eNB *eNB,
}
if (proc->RU_mask_prach != (1<<eNB->num_RU)-1) { // not all RUs have provided their information so return
pthread_mutex_unlock(&proc->mutex_RU_PRACH);
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_RU_PRACH))==0,"mutex_unlock return %d\n",ret);
return;
} else { // all RUs have provided their information so continue on and wakeup eNB processing
proc->RU_mask_prach = 0;
pthread_mutex_unlock(&proc->mutex_RU_PRACH);
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_RU_PRACH))==0,"mutex_unlock return %d\n",ret);
}
}
@@ -656,11 +698,7 @@ void wakeup_prach_eNB(PHY_VARS_eNB *eNB,
}
// wake up thread for PRACH RX
if (pthread_mutex_lock(&proc->mutex_prach) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_mutex_lock for eNB PRACH thread %d (IC %d)\n", proc->thread_index, proc->instance_cnt_prach);
exit_fun( "error locking mutex_prach" );
return;
}
AssertFatal((ret=pthread_mutex_lock(&proc->mutex_prach))==0,"[eNB] ERROR pthread_mutex_lock for eNB PRACH thread %d (IC %d)\n", proc->thread_index, proc->instance_cnt_prach);
++proc->instance_cnt_prach;
// set timing for prach thread
@@ -674,18 +712,23 @@ void wakeup_prach_eNB(PHY_VARS_eNB *eNB,
return;
}
pthread_mutex_unlock( &proc->mutex_prach );
AssertFatal((ret=pthread_mutex_unlock( &proc->mutex_prach))==0,"mutex_unlock return %d\n",ret);
}
}
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
void wakeup_prach_eNB_br(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe) {
void wakeup_prach_eNB_br(PHY_VARS_eNB *eNB,
RU_t *ru,
int frame,
int subframe)
{
L1_proc_t *proc = &eNB->proc;
LTE_DL_FRAME_PARMS *fp=&eNB->frame_parms;
int i;
int i,ret;
if (ru!=NULL) {
pthread_mutex_lock(&proc->mutex_RU_PRACH_br);
AssertFatal((ret=pthread_mutex_lock(&proc->mutex_RU_PRACH_br))==0,"mutex_lock return %d\n",ret);
for (i=0; i<eNB->num_RU; i++) {
if (ru == eNB->RU_list[i]) {
@@ -700,11 +743,11 @@ void wakeup_prach_eNB_br(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe) {
}
if (proc->RU_mask_prach_br != (1<<eNB->num_RU)-1) { // not all RUs have provided their information so return
pthread_mutex_unlock(&proc->mutex_RU_PRACH_br);
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_RU_PRACH_br))==0,"mutex_unlock return %d\n",ret);
return;
} else { // all RUs have provided their information so continue on and wakeup eNB processing
proc->RU_mask_prach_br = 0;
pthread_mutex_unlock(&proc->mutex_RU_PRACH_br);
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_RU_PRACH_br))==0,"mutex_unlock return %d\n",ret);
}
}
@@ -718,11 +761,7 @@ void wakeup_prach_eNB_br(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe) {
}
// wake up thread for PRACH RX
if (pthread_mutex_lock(&proc->mutex_prach_br) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_mutex_lock for eNB PRACH thread %d (IC %d)\n", proc->thread_index, proc->instance_cnt_prach_br);
exit_fun( "error locking mutex_prach" );
return;
}
AssertFatal((ret=pthread_mutex_lock(&proc->mutex_prach_br))==0,"[eNB] ERROR pthread_mutex_lock for eNB PRACH thread %d (IC %d)\n", proc->thread_index, proc->instance_cnt_prach_br);
++proc->instance_cnt_prach_br;
// set timing for prach thread
@@ -736,7 +775,7 @@ void wakeup_prach_eNB_br(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe) {
return;
}
pthread_mutex_unlock( &proc->mutex_prach_br );
AssertFatal((ret=pthread_mutex_unlock( &proc->mutex_prach_br))==0,"mutex_unlock return %d\n",ret);
}
}
#endif
@@ -747,7 +786,8 @@ void wakeup_prach_eNB_br(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe) {
* \param param is a \ref L1_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 void *eNB_thread_prach( void *param )
{
static int eNB_thread_prach_status;
PHY_VARS_eNB *eNB= (PHY_VARS_eNB *)param;
L1_proc_t *proc = &eNB->proc;
@@ -777,13 +817,15 @@ static void *eNB_thread_prach( void *param ) {
return &eNB_thread_prach_status;
}
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
/*!
* \brief The prach receive thread of eNB for BL/CE UEs.
* \param param is a \ref L1_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_br( void *param ) {
static void *eNB_thread_prach_br( void *param )
{
static int eNB_thread_prach_status;
PHY_VARS_eNB *eNB= (PHY_VARS_eNB *)param;
L1_proc_t *proc = &eNB->proc;
@@ -806,17 +848,17 @@ static void *eNB_thread_prach_br( void *param ) {
eNB_thread_prach_status = 0;
return &eNB_thread_prach_status;
}
#endif
extern void init_td_thread(PHY_VARS_eNB *);
extern void init_te_thread(PHY_VARS_eNB *);
extern void kill_td_thread(PHY_VARS_eNB *);
extern void kill_te_thread(PHY_VARS_eNB *);
static void *process_stats_thread(void *param) {
static void *process_stats_thread(void *param)
{
PHY_VARS_eNB *eNB = (PHY_VARS_eNB *)param;
wait_sync("process_stats_thread");
@@ -849,7 +891,8 @@ static void *process_stats_thread(void *param) {
}
void init_eNB_proc(int inst) {
void init_eNB_proc(int inst)
{
/*int i=0;*/
int CC_id;
PHY_VARS_eNB *eNB;
@@ -880,7 +923,7 @@ void init_eNB_proc(int inst) {
proc->first_rx =1;
proc->first_tx =1;
proc->RU_mask_tx = (1<<eNB->num_RU)-1;
proc->RU_mask =0;
memset((void*)proc->RU_mask,0,10*sizeof(proc->RU_mask[0]));
proc->RU_mask_prach =0;
pthread_mutex_init( &eNB->UL_INFO_mutex, NULL);
pthread_mutex_init( &L1_proc->mutex, NULL);
@@ -971,15 +1014,16 @@ void init_eNB_proc(int inst) {
}
/*!
* \brief Terminate eNB TX and RX threads.
*/
void kill_eNB_proc(int inst) {
void kill_eNB_proc(int inst)
{
int *status;
PHY_VARS_eNB *eNB;
L1_proc_t *proc;
L1_rxtx_proc_t *L1_proc, *L1_proc_tx;
int ret;
for (int CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
eNB=RC.eNB[inst][CC_id];
@@ -995,32 +1039,32 @@ void kill_eNB_proc(int inst) {
LOG_I(PHY, "Killing TX CC_id %d inst %d\n", CC_id, inst );
if ((get_thread_parallel_conf() == PARALLEL_RU_L1_SPLIT || get_thread_parallel_conf() == PARALLEL_RU_L1_TRX_SPLIT) && NFAPI_MODE!=NFAPI_MODE_VNF) {
pthread_mutex_lock(&L1_proc->mutex);
AssertFatal((ret=pthread_mutex_lock(&L1_proc->mutex))==0,"mutex_lock return %d\n",ret);
L1_proc->instance_cnt = 0;
pthread_cond_signal(&L1_proc->cond);
pthread_mutex_unlock(&L1_proc->mutex);
pthread_mutex_lock(&L1_proc_tx->mutex);
AssertFatal((ret=pthread_mutex_unlock(&L1_proc->mutex))==0,"mutex_unlock return %d\n",ret);
AssertFatal((ret=pthread_mutex_lock(&L1_proc_tx->mutex))==0,"mutex_lock return %d\n",ret);
L1_proc_tx->instance_cnt = 0;
pthread_cond_signal(&L1_proc_tx->cond);
pthread_mutex_unlock(&L1_proc_tx->mutex);
AssertFatal((ret=pthread_mutex_unlock(&L1_proc_tx->mutex))==0,"muex_unlock return %d\n",ret);
}
pthread_mutex_lock(&proc->mutex_prach);
AssertFatal((ret=pthread_mutex_lock(&proc->mutex_prach))==0,"mutex_lock return %d\n",ret);
proc->instance_cnt_prach = 0;
pthread_cond_signal( &proc->cond_prach );
pthread_mutex_unlock(&proc->mutex_prach);
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_prach))==0,"mutex_unlock return %d\n",ret);
pthread_cond_signal( &proc->cond_asynch_rxtx );
pthread_cond_broadcast(&sync_phy_proc.cond_phy_proc_tx);
LOG_D(PHY, "joining pthread_prach\n");
pthread_join( proc->pthread_prach, (void **)&status );
LOG_I(PHY, "Destroying prach mutex/cond\n");
pthread_mutex_destroy( &proc->mutex_prach );
pthread_mutex_destroy( &proc->mutex_prach);
pthread_cond_destroy( &proc->cond_prach );
#if (LTE_RRC_VERSION >= MAKE_VERSION(14, 0, 0))
proc->instance_cnt_prach_br = 0;
pthread_cond_signal( &proc->cond_prach_br );
pthread_join( proc->pthread_prach_br, (void **)&status );
pthread_mutex_destroy( &proc->mutex_prach_br );
pthread_mutex_destroy( &proc->mutex_prach_br);
pthread_cond_destroy( &proc->cond_prach_br );
#endif
LOG_I(PHY, "Destroying UL_INFO mutex\n");
@@ -1055,9 +1099,8 @@ void kill_eNB_proc(int inst) {
}
void reset_opp_meas(void) {
void reset_opp_meas(void)
{
int sfn;
reset_meas(&softmodem_stats_mt);
reset_meas(&softmodem_stats_hw);
@@ -1069,7 +1112,8 @@ void reset_opp_meas(void) {
}
void print_opp_meas(void) {
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);
@@ -1080,14 +1124,13 @@ void print_opp_meas(void) {
}
}
void free_transport(PHY_VARS_eNB *eNB) {
int i;
int j;
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
void free_transport(PHY_VARS_eNB *eNB)
{
for (int i=0; i<NUMBER_OF_UE_MAX; i++) {
LOG_D(PHY, "Freeing Transport Channel Buffers for DLSCH, UE %d\n",i);
for (j=0; j<2; j++) free_eNB_dlsch(eNB->dlsch[i][j]);
for (int j=0; j<2; j++) free_eNB_dlsch(eNB->dlsch[i][j]);
LOG_D(PHY, "Freeing Transport Channel Buffer for ULSCH, UE %d\n",i);
free_eNB_ulsch(eNB->ulsch[1+i]);
@@ -1096,7 +1139,9 @@ void free_transport(PHY_VARS_eNB *eNB) {
free_eNB_ulsch(eNB->ulsch[0]);
}
void init_transport(PHY_VARS_eNB *eNB) {
void init_transport(PHY_VARS_eNB *eNB)
{
int i;
int j;
LTE_DL_FRAME_PARMS *fp = &eNB->frame_parms;
@@ -1156,7 +1201,9 @@ void init_transport(PHY_VARS_eNB *eNB) {
fp->pucch_config_common.deltaPUCCH_Shift = 1;
}
void init_eNB_afterRU(void) {
void init_eNB_afterRU(void)
{
int inst,CC_id,ru_id,i,aa;
PHY_VARS_eNB *eNB;
LOG_I(PHY,"%s() RC.nb_inst:%d\n", __FUNCTION__, RC.nb_inst);
@@ -1247,7 +1294,10 @@ void init_eNB_afterRU(void) {
}
}
void init_eNB(int single_thread_flag,int wait_for_sync) {
void init_eNB(int single_thread_flag,
int wait_for_sync)
{
int CC_id;
int inst;
PHY_VARS_eNB *eNB;
@@ -1291,7 +1341,8 @@ void init_eNB(int single_thread_flag,int wait_for_sync) {
}
void stop_eNB(int nb_inst) {
void stop_eNB(int nb_inst)
{
for (int inst=0; inst<nb_inst; inst++) {
LOG_I(PHY,"Killing eNB %d processing threads\n",inst);
kill_eNB_proc(inst);