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This commit is contained in:
Raymond Knopp
2016-06-22 08:38:54 +02:00
parent e5132ebf5f
commit 4302afee51
4 changed files with 53 additions and 27 deletions
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openair1/SCHED/phy_procedures_lte_eNb.c
+14 -14
View File
@@ -2534,11 +2534,11 @@ void phy_procedures_eNB_common_RX(PHY_VARS_eNB *eNB,const uint8_t abstraction_fl
proc->first_rx = 0;
}
//printf("timestamp_rx %lu, frame %d(%d), subframe %d(%d)\n",proc->timestamp_rx,proc->frame_rx,frame,proc->subframe_rx,subframe);
// printf("timestamp_rx %lu, frame %d(%d), subframe %d(%d)\n",proc->timestamp_rx,proc->frame_rx,frame,proc->subframe_rx,subframe);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TS, proc->timestamp_rx&0xffffffff );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX_ENB, frame );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_SUBFRAME_NUMBER_RX_ENB, subframe );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX_ENB, proc->frame_rx );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_SUBFRAME_NUMBER_RX_ENB, proc->subframe_rx );
if (rxs != fp->samples_per_tti)
exit_fun( "problem receiving samples" );
@@ -2547,27 +2547,27 @@ void phy_procedures_eNB_common_RX(PHY_VARS_eNB *eNB,const uint8_t abstraction_fl
// now do common RX processing for first slot in subframe
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_SLOT_FEP,1);
remove_7_5_kHz(eNB,subframe<<1);
remove_7_5_kHz(eNB,1+(subframe<<1));
remove_7_5_kHz(eNB,proc->subframe_rx<<1);
remove_7_5_kHz(eNB,1+(proc->subframe_rx<<1));
for (l=0; l<fp->symbols_per_tti/2; l++) {
slot_fep_ul(fp,
&eNB->common_vars,
l,
subframe<<1,
proc->subframe_rx<<1,
0,
0
);
slot_fep_ul(fp,
&eNB->common_vars,
l,
1+(subframe<<1),
1+(proc->subframe_rx<<1),
0,
0
);
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_SLOT_FEP,0);
if (eNB->node_function == NGFI_RRU_IF4 && is_prach_subframe(fp, frame, subframe)<=0) {
if (eNB->node_function == NGFI_RRU_IF4 && is_prach_subframe(fp, proc->frame_rx, proc->subframe_rx)<=0) {
/// **** send_IF4 of rxdataF to RCC (no prach now) **** ///
@@ -2579,7 +2579,7 @@ void phy_procedures_eNB_common_RX(PHY_VARS_eNB *eNB,const uint8_t abstraction_fl
/// **** send_IF4 of prach to RCC **** /// done in prach thread (below)
// check if we have to detect PRACH first
if (is_prach_subframe(fp,frame,subframe)>0) {
if (is_prach_subframe(fp,proc->frame_rx,proc->subframe_rx)>0) {
// 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->instance_cnt_prach );
@@ -2589,8 +2589,8 @@ void phy_procedures_eNB_common_RX(PHY_VARS_eNB *eNB,const uint8_t abstraction_fl
int cnt_prach = ++proc->instance_cnt_prach;
// set timing for prach thread
proc->frame_prach = frame;
proc->subframe_prach = subframe;
proc->frame_prach = proc->frame_rx;
proc->subframe_prach = proc->subframe_rx;
pthread_mutex_unlock( &proc->mutex_prach );
@@ -2602,7 +2602,7 @@ void phy_procedures_eNB_common_RX(PHY_VARS_eNB *eNB,const uint8_t abstraction_fl
return;
}
} else {
LOG_W( PHY,"[eNB] Frame %d, eNB PRACH thread busy!!\n", frame);
LOG_W( PHY,"[eNB] Frame %d Subframe %d, eNB PRACH thread busy (IC %d)!!\n", proc->frame_rx,proc->subframe_rx,cnt_prach);
exit_fun( "PRACH thread busy" );
return;
}
@@ -2642,8 +2642,8 @@ void phy_procedures_eNB_common_RX(PHY_VARS_eNB *eNB,const uint8_t abstraction_fl
int cnt_prach = ++proc->instance_cnt_prach;
// set timing for prach thread
proc->frame_prach = frame;
proc->subframe_prach = subframe;
proc->frame_prach = proc->frame_rx;
proc->subframe_prach = proc->subframe_rx;
pthread_mutex_unlock( &proc->mutex_prach );
targets/ARCH/EXMIMO/USERSPACE/LIB/openair0_lib.c
+33 -7
View File
@@ -283,7 +283,7 @@ static void *watchdog_thread(void *arg) {
volatile unsigned int *daq_mbox = openair0_daq_cnt();
unsigned int mbox,diff;
int first_acquisition;
/* Set affinity mask to include CPUs 1 to MAX_CPUS */
/* CPU 0 is reserved for UHD threads */
@@ -351,8 +351,6 @@ static void *watchdog_thread(void *arg) {
cpu_affinity );
mlockall(MCL_CURRENT | MCL_FUTURE);
exm->watchdog_exit = 0;
@@ -387,6 +385,8 @@ static void *watchdog_thread(void *arg) {
printf("Unknown sampling rate %f, exiting \n",cfg->sample_rate);
exm->watchdog_exit=1;
}
first_acquisition=1;
// main loop to keep up with DMA transfers from exmimo2
while ((!oai_exit) && (!exm->watchdog_exit)) {
@@ -394,6 +394,7 @@ static void *watchdog_thread(void *arg) {
// grab time from MBOX
mbox = daq_mbox[0];
if (mbox<exm->last_mbox) { // wrap-around
diff = 150 + mbox - exm->last_mbox;
}
@@ -405,13 +406,25 @@ static void *watchdog_thread(void *arg) {
pthread_mutex_lock(&exm->watchdog_mutex);
exm->ts += (diff*exm->samples_per_frame/150) ;
if (diff > 10) // we're too late so exit
if (first_acquisition==1) //set last read to a closest subframe boundary
exm->last_ts_rx = (exm->ts/(exm->samples_per_frame/10))*(exm->samples_per_frame/10);
if ((diff > 16)&&(first_acquisition==0)) {// we're too late so exit
exm->watchdog_exit = 1;
printf("exiting, too late to keep up\n");
}
first_acquisition=0;
if (diff == 0) {
exm->watchdog_exit = 1;
printf("exiting, HW stopped\n");
}
if (exm->ts - exm->last_ts_rx > exm->samples_per_frame) {
exm->watchdog_exit = 1;
printf("RX Overflow, exiting\n");
}
// printf("ts %lu, last_ts_rx %lu, mbox %d, diff %d\n",exm->ts, exm->last_ts_rx,mbox,diff);
pthread_mutex_unlock(&exm->watchdog_mutex);
}
@@ -444,6 +457,7 @@ int trx_exmimo_start(openair0_device *device) {
exmimo_state_t *exm=device->priv;
printf("Starting ...\n");
openair0_start_rt_acquisition(0);
exm->daq_state = running;
@@ -460,7 +474,7 @@ int trx_exmimo_read(openair0_device *device, openair0_timestamp *ptimestamp, voi
exmimo_state_t *exm=device->priv;
openair0_config_t *cfg=&device->openair0_cfg[0];
openair0_timestamp ts,diff;
int i;
// int i;
pthread_mutex_lock(&exm->watchdog_mutex);
ts = exm->ts;
@@ -469,25 +483,35 @@ int trx_exmimo_read(openair0_device *device, openair0_timestamp *ptimestamp, voi
diff = exm->last_ts_rx+nsamps - ts; // difference in samples between current timestamp and last RX received sample
// go to sleep until we should have enough samples (1024 for a bit more)
#ifdef DEBUG_EXMIMO
printf("Reading %d samples, ts %lu, last_ts_rx %lu (%lu) => sleeping %u us\n",nsamps,ts,exm->last_ts_rx,exm->last_ts_rx+nsamps,
(unsigned int)((double)(diff+1024)*1e6/cfg->sample_rate));
#endif
usleep((unsigned int)((double)(diff+1024)*1e6/cfg->sample_rate));
#ifdef DEBUG_EXMIMO
printf("back\n");
#endif
// get new timestamp, in case we have to sleep again
pthread_mutex_lock(&exm->watchdog_mutex);
ts = exm->ts;
pthread_mutex_unlock(&exm->watchdog_mutex);
}
/*
if (cfg->mmapped_dma == 0) { // if buff is not the dma buffer, do a memcpy, otherwise do nothing
for (i=0;i<cc;i++) {
memcpy(buff[i],
openair0_exmimo_pci[0].adc_head[i]+(exm->last_ts_rx % exm->samples_per_frame),
nsamps*sizeof(int));
}
}
}*/
*ptimestamp=exm->last_ts_rx;
exm->last_ts_rx += nsamps;
return(0);
return(nsamps);
}
void trx_exmimo_end(openair0_device *device) {
@@ -592,6 +616,8 @@ int device_init(openair0_device *device, openair0_config_t *openair0_cfg) {
device->openair0_cfg = openair0_cfg;
device->priv = (void *)exm;
openair0_config(openair0_cfg,0);
create_watchdog(device);
return(0);
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.dual.band7_band20.conf
+4 -4
View File
@@ -17,7 +17,7 @@ eNBs =
mobile_country_code = "208";
mobile_network_code = "92";
mobile_network_code = "93";
////////// Physical parameters:
@@ -211,7 +211,7 @@ eNBs =
};
////////// MME parameters:
mme_ip_address = ( { ipv4 = "192.168.13.11";
mme_ip_address = ( { ipv4 = "192.168.12.70";
ipv6 = "192:168:30::17";
active = "yes";
preference = "ipv4";
@@ -221,10 +221,10 @@ eNBs =
NETWORK_INTERFACES :
{
ENB_INTERFACE_NAME_FOR_S1_MME = "eth0";
ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.13.82/24";
ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.212/24";
ENB_INTERFACE_NAME_FOR_S1U = "eth0";
ENB_IPV4_ADDRESS_FOR_S1U = "192.168.13.82/24";
ENB_IPV4_ADDRESS_FOR_S1U = "192.168.12.212/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
targets/RT/USER/lte-enb.c
+2 -2
View File
@@ -127,7 +127,7 @@ extern volatile int start_UE;
#endif
extern volatile int oai_exit;
extern openair0_config_t *openair0_cfg;
extern openair0_config_t openair0_cfg[MAX_CARDS];
extern pthread_cond_t sync_cond;
extern pthread_mutex_t sync_mutex;
@@ -920,7 +920,7 @@ static void* eNB_thread_prach( void* param ) {
exit_fun("Error getting thread priority");
}
LOG_I(HW, "[SCHED][eNB] PRACH thread started on CPU %d TID %ld, sched_policy = %s, priority = %d, CPU Affinity = %s\n", sched_getcpu(),gettid(),
LOG_I(HW, "[SCHED][eNB] PRACH thread started on CPU %d TID %ld, IC %d, sched_policy = %s, priority = %d, CPU Affinity = %s\n", sched_getcpu(),gettid(),proc->instance_cnt_prach,
(policy == SCHED_FIFO) ? "SCHED_FIFO" :
(policy == SCHED_RR) ? "SCHED_RR" :
(policy == SCHED_OTHER) ? "SCHED_OTHER" :