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OpenXG-RAN
Commit 263aef27 authored by laurent's avatar laurent Committed by frtabu
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tests in tdd, still sync failures (random cases)

parent f2ee63e9
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Showing with 127 additions and 127 deletions
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
View file @ 263aef27
......@@ -188,7 +188,7 @@ static int sync_to_gps(openair0_device *device) {
num_gps_locked++;
std::cout << boost::format("GPS Locked\n");
} else {
LOG_W(HW,"WARNING: GPS not locked - time will not be accurate until locked\n");
LOG_W(HW,"GPS not locked - time will not be accurate until locked" << std::endl;
}
//Set to GPS time
......
targets/ARCH/rfsimulator/simulator.c
View file @ 263aef27
......@@ -177,7 +177,6 @@ int start_ue(openair0_device *device) {
}
int tcp_bridge_write(openair0_device *device, openair0_timestamp timestamp, void **samplesVoid, int nsamps, int nbAnt, int flags) {
tcp_bridge_state_t *t = device->priv;
for (int i=0; i<FD_SETSIZE; i++) {
......@@ -187,15 +186,17 @@ int tcp_bridge_write(openair0_device *device, openair0_timestamp timestamp, void
setblocking(ptr->conn_sock, blocking);
transferHeader header= {t->typeStamp, nsamps, nbAnt, timestamp};
int n=-1;
AssertFatal( fullwrite(ptr->conn_sock,&header, sizeof(header)) == sizeof(header), "");
sample_t tmpSamples[nsamps][nbAnt];
for(int a=0; a<nbAnt; a++) {
sample_t* in=(sample_t*)samplesVoid[a];
sample_t *in=(sample_t *)samplesVoid[a];
for(int s=0; s<nsamps; s++)
tmpSamples[s][a]=in[s];
}
n = fullwrite(ptr->conn_sock, (void*)tmpSamples, sampleToByte(nsamps,nbAnt));
n = fullwrite(ptr->conn_sock, (void *)tmpSamples, sampleToByte(nsamps,nbAnt));
if (n != sampleToByte(nsamps,nbAnt) ) {
LOG_E(HW,"tcp_bridge: write error ret %d (wanted %ld) error %s\n", n, sampleToByte(nsamps,nbAnt), strerror(errno));
......@@ -215,22 +216,16 @@ int tcp_bridge_write(openair0_device *device, openair0_timestamp timestamp, void
bool flushInput(tcp_bridge_state_t *t) {
// Process all incoming events on sockets
// store the data in lists
bool completedABuffer=false;
int iterations=10;
while (!completedABuffer && iterations-- ) {
struct epoll_event events[FD_SETSIZE]= {0};
int nfds = epoll_wait(t->epollfd, events, FD_SETSIZE, 20);
int nfds = epoll_wait(t->epollfd, events, FD_SETSIZE, 200);
if ( nfds==-1 ) {
if ( errno==EINTR || errno==EAGAIN )
continue;
return false;
else
AssertFatal(false,"error in epoll_wait\n");
}
//printf("waited iter=%d, res %d, waiting fd %d\n", iterations, nfds, nfds>=1? events[0].data.fd:-1);
for (int nbEv = 0; nbEv < nfds; ++nbEv) {
int fd=events[nbEv].data.fd;
......@@ -278,14 +273,26 @@ bool flushInput(tcp_bridge_state_t *t) {
AssertFatal((b->remainToTransfer-=sz) >= 0, "");
b->transferPtr+=sz;
if (b->transferPtr==b->circularBufEnd - 1)
b->transferPtr=(char*)b->circularBuf;
b->transferPtr=(char *)b->circularBuf;
// check the header and start block transfer
if ( b->headerMode==true && b->remainToTransfer==0) {
AssertFatal( (t->typeStamp == MAGICUE && b->th.magic==MAGICeNB) ||
(t->typeStamp == MAGICeNB && b->th.magic==MAGICUE), "Socket Error in protocol");
b->headerMode=false;
if ( b->lastReceivedTS != b->th.timestamp) {
int nbAnt= b->th.nbAnt;
for (uint64_t index=b->lastReceivedTS; index < b->th.timestamp; index++ )
for (int a=0; a < nbAnt; a++)
b->circularBuf[(index*nbAnt+a)%CirSize]=0;
LOG_W(HW,"gap of: %ld in reception\n", b->th.timestamp-b->lastReceivedTS );
}
b->lastReceivedTS=b->th.timestamp;
b->transferPtr=(char *)&b->circularBuf[b->lastReceivedTS%CirSize];
b->remainToTransfer=sampleToByte(b->th.size, b->th.nbAnt);
......@@ -293,12 +300,14 @@ bool flushInput(tcp_bridge_state_t *t) {
if ( b->headerMode==false ) {
b->lastReceivedTS=b->th.timestamp+b->th.size-byteToSample(b->remainToTransfer,b->th.nbAnt);
if ( b->remainToTransfer==0) {
completedABuffer=true;
LOG_D(HW,"Completed block reception: %ld\n", b->lastReceivedTS);
// First block in UE, resync with the eNB current TS
if ( t->nextTimestamp == 0 )
t->nextTimestamp=b->lastReceivedTS-b->th.size;
b->headerMode=true;
b->transferPtr=(char *)&b->th;
b->remainToTransfer=sizeof(transferHeader);
......@@ -307,9 +316,8 @@ bool flushInput(tcp_bridge_state_t *t) {
}
}
}
}
return completedABuffer;
return nfds>0;
}
int tcp_bridge_read(openair0_device *device, openair0_timestamp *ptimestamp, void **samplesVoid, int nsamps, int nbAnt) {
......@@ -317,7 +325,6 @@ int tcp_bridge_read(openair0_device *device, openair0_timestamp *ptimestamp, voi
tcp_bridge_state_t *t = device->priv;
LOG_D(HW, "Enter tcp_bridge_read, expect %d samples, will release at TS: %ld\n", nsamps, t->nextTimestamp+nsamps);
// deliver data from received data
// check if a UE is connected
int first_sock;
......@@ -331,10 +338,13 @@ int tcp_bridge_read(openair0_device *device, openair0_timestamp *ptimestamp, voi
if (!flushInput(t)) {
for (int x=0; x < nbAnt; x++)
memset(samplesVoid[x],0,sampleToByte(nsamps,1));
t->nextTimestamp+=nsamps;
LOG_W(HW,"Generated void samples for Rx: %ld\n", t->nextTimestamp);
for (int a=0; a<nbAnt; a++) {
sample_t *out=(sample_t *)samplesVoid[a];
for ( int i=0; i < nsamps; i++ )
out[i]=0;
}
......@@ -368,6 +378,7 @@ int tcp_bridge_read(openair0_device *device, openair0_timestamp *ptimestamp, voi
// Clear the output buffer
for (int a=0; a<nbAnt; a++) {
sample_t *out=(sample_t *)samplesVoid[a];
for ( int i=0; i < nsamps; i++ )
out[i]=0;
}
......@@ -379,8 +390,9 @@ int tcp_bridge_read(openair0_device *device, openair0_timestamp *ptimestamp, voi
if ( ptr->circularBuf && ptr->alreadyWrote ) {
for (int a=0; a<nbAnt; a++) {
sample_t *out=(sample_t *)samplesVoid[a];
for ( int i=0; i < nsamps; i++ )
out[i]+=ptr->circularBuf[(t->nextTimestamp+(a*nbAnt+i))%CirSize]<<1;
out[i]+=ptr->circularBuf[((t->nextTimestamp+i)*nbAnt+a)%CirSize]<<1;
}
}
}
......@@ -435,7 +447,6 @@ int device_init(openair0_device *device, openair0_config_t *openair0_cfg) {
MAGICeNB:
MAGICUE;
LOG_I(HW,"tcp_bridge: running as %s\n", tcp_bridge-> typeStamp == MAGICeNB ? "eNB" : "UE");
device->trx_start_func = tcp_bridge->typeStamp == MAGICeNB ?
server_start :
start_ue;
......@@ -450,13 +461,12 @@ int device_init(openair0_device *device, openair0_config_t *openair0_cfg) {
/* let's pretend to be a b2x0 */
device->type = USRP_B200_DEV;
device->openair0_cfg=&openair0_cfg[0];
device->priv = tcp_bridge;
for (int i=0; i<FD_SETSIZE; i++)
tcp_bridge->buf[i].conn_sock=-1;
AssertFatal((tcp_bridge->epollfd = epoll_create1(0)) != -1,"");
AssertFatal((tcp_bridge->epollfd = epoll_create1(0)) != -1,"");
tcp_bridge->initialAhead=openair0_cfg[0].sample_rate/1000; // One sub frame
return 0;
}
targets/RT/USER/lte-ue.c
View file @ 263aef27
......@@ -545,7 +545,7 @@ static void *UE_thread_synch(void *arg)
// the thread waits here most of the time
pthread_cond_wait( &UE->proc.cond_synch, &UE->proc.mutex_synch );
AssertFatal ( 0== pthread_mutex_unlock(&UE->proc.mutex_synch), "");
LOG_I(PHY,"Starting a sync process\n");
switch (sync_mode) {
case pss:
LOG_I(PHY,"[SCHED][UE] Scanning band %d (%d), freq %u\n",bands_to_scan.band_info[current_band].band, current_band,bands_to_scan.band_info[current_band].dl_min+current_offset);
......@@ -578,11 +578,7 @@ static void *UE_thread_synch(void *arg)
case pbch:
#if DISABLE_LOG_X
printf("[UE thread Synch] Running Initial Synch (mode %d)\n",UE->mode);
#else
LOG_I(PHY, "[UE thread Synch] Running Initial Synch (mode %d)\n",UE->mode);
#endif
if (initial_sync( UE, UE->mode ) == 0) {
LOG_I( HW, "Got synch: hw_slot_offset %d, carrier off %d Hz, rxgain %d (DL %u, UL %u), UE_scan_carrier %d\n",
......@@ -702,19 +698,11 @@ static void *UE_thread_synch(void *arg)
return &UE_thread_synch_retval; // not reached
}
}
#if DISABLE_LOG_X
printf("[initial_sync] trying carrier off %d Hz, rxgain %d (DL %u, UL %u)\n",
freq_offset,
UE->rx_total_gain_dB,
downlink_frequency[0][0]+freq_offset,
downlink_frequency[0][0]+uplink_frequency_offset[0][0]+freq_offset );
#else
LOG_I(PHY, "[initial_sync] trying carrier off %d Hz, rxgain %d (DL %u, UL %u)\n",
freq_offset,
UE->rx_total_gain_dB,
downlink_frequency[0][0]+freq_offset,
downlink_frequency[0][0]+uplink_frequency_offset[0][0]+freq_offset );
#endif
for (i=0; i<openair0_cfg[UE->rf_map.card].rx_num_channels; i++) {
openair0_cfg[UE->rf_map.card].rx_freq[UE->rf_map.chain+i] = downlink_frequency[CC_id][i]+freq_offset;
......@@ -1532,7 +1520,7 @@ void *UE_thread(void *arg) {
PHY_VARS_UE *UE = (PHY_VARS_UE *) arg;
// int tx_enabled = 0;
openair0_timestamp timestamp,timestamp1;
openair0_timestamp timestamp;
void* rxp[NB_ANTENNAS_RX], *txp[NB_ANTENNAS_TX];
int start_rx_stream = 0;
int i;
......@@ -1781,13 +1769,15 @@ void *UE_thread(void *arg) {
if( sub_frame==9) {
// read in first symbol of next frame and adjust for timing drift
int first_symbols=writeBlockSize-readBlockSize;
if ( first_symbols > 0 )
if ( first_symbols > 0 ) {
openair0_timestamp timestamp1;
AssertFatal(first_symbols ==
UE->rfdevice.trx_read_func(&UE->rfdevice,
&timestamp1,
(void**)UE->common_vars.rxdata,
first_symbols,
UE->frame_parms.nb_antennas_rx),"");
}
if ( first_symbols <0 )
LOG_E(PHY,"can't compensate: diff =%d\n", first_symbols);
}
......
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