maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

testing of LTE with 2x2 20 MHz TDD on N310. Modifications in pipelined threading

Browse Source
This commit is contained in:
Raymond Knopp
2021-01-09 07:13:13 +01:00
parent 6b5e4e924d
commit 2368633642
4 changed files with 57 additions and 39 deletions
Download Patch File Download Diff File Expand all files Collapse all files
executables/nr-gnb.c
+1 -2
View File
@@ -588,10 +588,9 @@ int wakeup_tx(PHY_VARS_gNB *gNB,int frame_rx,int slot_rx,int frame_tx,int slot_t
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX1_UE,1);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX1_UE,0);
// the thread can now be woken up
// the thread can now be woken up
AssertFatal((ret=pthread_mutex_unlock(&L1_proc_tx->mutex))==0,"mutex_unlock returns %d\n",ret);
AssertFatal(pthread_cond_signal(&L1_proc_tx->cond) == 0, "ERROR pthread_cond_signal for gNB L1 thread\n");
AssertFatal((ret=pthread_mutex_unlock(&L1_proc_tx->mutex))==0,"mutex_unlock returns %d\n",ret);
return(0);
}
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+15 -3
View File
@@ -464,7 +464,7 @@ VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_BEAM_SWITCHI
write_package[end].buff[i] = buff[i];
write_thread->count_write++;
write_thread->end = (write_thread->end + 1)% MAX_WRITE_THREAD_PACKAGE;
LOG_I(HW,"Signaling TX TS %llu\n",(unsigned long long)timestamp);
LOG_D(HW,"Signaling TX TS %llu\n",(unsigned long long)timestamp);
pthread_cond_signal(&write_thread->cond_write);
pthread_mutex_unlock(&write_thread->mutex_write);
return 0;
@@ -638,9 +638,21 @@ static int trx_usrp_read(openair0_device *device, openair0_timestamp *ptimestamp
// receive multiple channels (e.g. RF A and RF B)
std::vector<void *> buff_ptrs;
for (int i=0; i<cc; i++) buff_ptrs.push_back(buff_tmp[i]);
samples_received=0;
samples_received = s->rx_stream->recv(buff_ptrs, nsamps, s->rx_md);
while (samples_received != nsamps) {
for (int i=0; i<cc; i++) buff_ptrs.push_back(buff_tmp[i]+samples_received);
samples_received += s->rx_stream->recv(buff_ptrs,nsamps-samples_received, s->rx_md);
if ((s->wait_for_first_pps == 0) && (s->rx_md.error_code!=uhd::rx_metadata_t::ERROR_CODE_NONE))
break;
if ((s->wait_for_first_pps == 1) && (samples_received != nsamps)) {
printf("sleep...\n"); //usleep(100);
}
}
if (samples_received == nsamps) s->wait_for_first_pps=0;
} else {
// receive a single channel (e.g. from connector RF A)
samples_received=0;
targets/RT/USER/lte-enb.c
+13 -10
View File
@@ -355,21 +355,21 @@ static void *L1_thread_tx(void *param) {
LOG_D(PHY,"L1 TX processing %d.%d\n",proc->frame_tx,proc->subframe_tx);
phy_procedures_eNB_TX(eNB, proc, 1);
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;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_L1_PROC_TX_IC,proc->instance_cnt);
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);
AssertFatal((ret= pthread_mutex_unlock( &proc->mutex ))==0,"error unlocking L1_proc_tx mutex, return %d\n",ret);
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" );
}
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);
}
@@ -408,7 +408,7 @@ static void *L1_thread( void *param ) {
LOG_I(PHY,"thread rxtx created id=%ld\n", syscall(__NR_gettid));
while (!oai_exit) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0+(proc->subframe_rx&1), 0 );
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0, 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");
@@ -416,7 +416,7 @@ static void *L1_thread( void *param ) {
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_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0, 1 );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SUBFRAME_NUMBER_TX0_ENB,proc->subframe_tx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SUBFRAME_NUMBER_RX0_ENB,proc->subframe_rx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX0_ENB,proc->frame_tx);
@@ -430,6 +430,8 @@ static void *L1_thread( void *param ) {
LOG_D(PHY,"L1 RX %d.%d done\n",proc->frame_rx,proc->subframe_rx);
if (release_thread(&proc->mutex,&proc->instance_cnt,thread_name)<0) break;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_L1_PROC_IC, proc->instance_cnt);
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) {
@@ -438,9 +440,7 @@ static void *L1_thread( void *param ) {
}
}
if (release_thread(&proc->mutex,&proc->instance_cnt,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 );
LOG_D(PHY, " *** Exiting eNB thread RXn_TXnp4\n");
eNB_thread_rxtx_status = 0;
@@ -532,10 +532,10 @@ int wakeup_txfh(PHY_VARS_eNB *eNB,
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);
AssertFatal((ret=pthread_mutex_unlock(&ru_proc->mutex_eNBs))==0,"mutex_unlock returned %d\n",ret);
// the thread can now be woken up
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);
@@ -560,7 +560,6 @@ int wakeup_tx(PHY_VARS_eNB *eNB,
}
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;
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;
@@ -570,8 +569,9 @@ int wakeup_tx(PHY_VARS_eNB *eNB,
L1_proc_tx->timestamp_tx = timestamp_tx;
// the thread can now be woken up
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");
AssertFatal((ret=pthread_mutex_unlock(&L1_proc_tx->mutex))==0,"mutex_unlock returns %d\n",ret);
AssertFatal(pthread_cond_signal(&L1_proc_tx->cond) == 0, "ERROR pthread_cond_signal for eNB L1 thread tx\n");
return(0);
}
@@ -595,6 +595,8 @@ int wakeup_rxtx(PHY_VARS_eNB *eNB,
}
++L1_proc->instance_cnt;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_L1_PROC_IC, L1_proc->instance_cnt);
// 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).
@@ -612,6 +614,8 @@ int wakeup_rxtx(PHY_VARS_eNB *eNB,
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);
AssertFatal((ret=pthread_mutex_unlock( &L1_proc->mutex))==0,"mutex_unlock return %d\n",ret);
// 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");
@@ -619,7 +623,6 @@ int wakeup_rxtx(PHY_VARS_eNB *eNB,
return(-1);
}
AssertFatal((ret=pthread_mutex_unlock( &L1_proc->mutex))==0,"mutex_unlock return %d\n",ret);
return(0);
}
targets/RT/USER/lte-ru.c
+28 -24
View File
@@ -648,7 +648,7 @@ void rx_rf(RU_t *ru,
proc->tti_rx = (proc->timestamp_rx / fp->samples_per_tti)%10;
// synchronize first reception to frame 0 subframe 0
if (ru->fh_north_asynch_in == NULL) {
if (get_thread_parallel_conf() == PARALLEL_SINGLE_THREAD && ru->fh_north_asynch_in == NULL) {
#ifdef PHY_TX_THREAD
proc->timestamp_phy_tx = proc->timestamp_rx+((sf_ahead-1)*fp->samples_per_tti);
proc->subframe_phy_tx = (proc->tti_rx+(sf_ahead-1))%10;
@@ -676,16 +676,12 @@ void rx_rf(RU_t *ru,
proc->frame_rx,
proc->tti_rx);
// dump VCD output for first RU in list
if (ru->idx == 0) {
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX0_RU, proc->frame_rx );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TTI_NUMBER_RX0_RU, proc->tti_rx );
}
if (ru->fh_north_asynch_in == NULL) {
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX0_RU, proc->frame_tx );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TTI_NUMBER_TX0_RU, proc->tti_tx );
}
}
// dump VCD output for first RU in list
if (ru->idx == 0) {
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX0_RU, proc->frame_rx );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TTI_NUMBER_RX0_RU, proc->tti_rx );
}
if (proc->first_rx == 0) {
@@ -776,6 +772,7 @@ void tx_rf(RU_t *ru,
/* add fail safe for late command */
if(late_control!=STATE_BURST_NORMAL) { //stop burst
LOG_E(PHY,"%d.%d late_control : %d\n",frame,subframe,late_control);
switch (late_control) {
case STATE_BURST_TERMINATE:
flags=10; // end of burst and no time spec
@@ -804,12 +801,12 @@ void tx_rf(RU_t *ru,
break;
}
}
/* add fail safe for late command end */
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX0_RU, frame);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TTI_NUMBER_TX0_RU, subframe);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TST, (timestamp-ru->openair0_cfg.tx_sample_advance)&0xffffffff );
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 1 );
/* add fail safe for late command end */
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 1 );
// prepare tx buffer pointers
txs = ru->rfdevice.trx_write_func(&ru->rfdevice,
timestamp+ru->ts_offset-ru->openair0_cfg.tx_sample_advance-sf_extension,
@@ -827,7 +824,7 @@ void tx_rf(RU_t *ru,
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 0 );
// AssertFatal(txs == siglen+sf_extension,"TX : Timeout (sent %d/%d)\n",txs, siglen);
if( (txs != siglen+sf_extension) && (late_control==STATE_BURST_NORMAL) ) { /* add fail safe for late command */
if( usrp_tx_thread == 0 && (txs != siglen+sf_extension) && (late_control==STATE_BURST_NORMAL) ) { /* add fail safe for late command */
late_control=STATE_BURST_TERMINATE;
LOG_E(PHY,"TX : Timeout (sent %d/%d) state =%d\n",txs, siglen,late_control);
}
@@ -1510,36 +1507,43 @@ static void *ru_thread_tx( void *param ) {
LOG_D(PHY,"ru_thread_tx (ru %d): Waiting for TX processing\n",ru->idx);
// wait until eNBs are finished subframe RX n and TX n+4
wait_on_condition(&proc->mutex_eNBs,&proc->cond_eNBs,&proc->instance_cnt_eNBs,"ru_thread_tx");
LOG_D(PHY,"ru_thread_tx: TX in %d.%d\n",ru->proc.frame_tx,ru->proc.tti_tx);
ret = pthread_mutex_lock(&proc->mutex_eNBs);
AssertFatal(ret == 0,"mutex_lock return %d\n",ret);
int frame_tx=proc->frame_tx;
int tti_tx =proc->tti_tx;
uint64_t timestamp_tx = proc->timestamp_tx;
ret = pthread_mutex_unlock(&proc->mutex_eNBs);
AssertFatal(ret == 0,"mutex_lock returns %d\n",ret);
if (oai_exit) break;
// do TX front-end processing if needed (precoding and/or IDFTs)
if (ru->feptx_prec) ru->feptx_prec(ru,proc->frame_tx,proc->tti_tx);
if (ru->feptx_prec) ru->feptx_prec(ru,frame_tx,tti_tx);
// do OFDM if needed
if ((ru->fh_north_asynch_in == NULL) && (ru->feptx_ofdm)) ru->feptx_ofdm(ru,proc->frame_tx,proc->tti_tx);
if ((ru->fh_north_asynch_in == NULL) && (ru->feptx_ofdm)) ru->feptx_ofdm(ru,frame_tx,tti_tx);
if(!(ru->emulate_rf)) { //if(!emulate_rf){
// do outgoing fronthaul (south) if needed
if ((ru->fh_north_asynch_in == NULL) && (ru->fh_south_out)) ru->fh_south_out(ru,proc->frame_tx,proc->tti_tx,proc->timestamp_tx);
if ((ru->fh_north_asynch_in == NULL) && (ru->fh_south_out)) ru->fh_south_out(ru,frame_tx,tti_tx,timestamp_tx);
if (ru->fh_north_out) ru->fh_north_out(ru);
} else {
for (int i=0; i<ru->nb_tx; i++) {
if(proc->frame_tx == 2) {
sprintf(filename,"txdataF%d_frame%d_sf%d.m",i,proc->frame_tx,proc->tti_tx);
if(frame_tx == 2) {
sprintf(filename,"txdataF%d_frame%d_sf%d.m",i,frame_tx,tti_tx);
LOG_M(filename,"txdataF_frame",ru->common.txdataF_BF[i],fp->symbols_per_tti*fp->ofdm_symbol_size, 1, 1);
}
if(proc->frame_tx == 2 && proc->tti_tx==0) {
sprintf(filename,"txdata%d_frame%d.m",i,proc->frame_tx);
if(frame_tx == 2 && tti_tx==0) {
sprintf(filename,"txdata%d_frame%d.m",i,frame_tx);
LOG_M(filename,"txdata_frame",ru->common.txdata[i],fp->samples_per_tti*10, 1, 1);
}
}
}
LOG_D(PHY,"ru_thread_tx: releasing RU TX in %d.%d\n", proc->frame_tx, proc->tti_tx);
LOG_D(PHY,"ru_thread_tx: releasing RU TX in %d.%d\n", frame_tx, tti_tx);
release_thread(&proc->mutex_eNBs,&proc->instance_cnt_eNBs,"ru_thread_tx");
for(int i = 0; i<ru->num_eNB; i++) {
@@ -1571,7 +1575,7 @@ static void *ru_thread_tx( void *param ) {
AssertFatal((ret=pthread_mutex_unlock(&eNB_proc->mutex_RU_tx))==0,"mutex_unlock returns %d\n",ret);
AssertFatal((ret=pthread_mutex_lock( &L1_proc->mutex_RUs))==0,"mutex_lock returns %d\n",ret);
L1_proc->instance_cnt_RUs = 0;
LOG_D(PHY,"ru_thread_tx: Signaling RU TX done in %d.%d\n", proc->frame_tx, proc->tti_tx);
LOG_D(PHY,"ru_thread_tx: Signaling RU TX done in %d.%d\n", frame_tx, tti_tx);
// the thread can now be woken up
LOG_D(PHY,"ru_thread_tx: clearing mask and Waking up L1 thread\n");