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eCPRI fronthaul "flushing" prior to streaming. TX path still not included

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This commit is contained in:
Raymond Knopp
2019-10-08 15:02:55 +02:00
parent 0399c14b18
commit e7233f8a6d
5 changed files with 103 additions and 217 deletions
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targets/RT/USER/lte-ru.c
+14 -6
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@@ -178,10 +178,12 @@ void fh_if5_south_in(RU_t *ru,int *frame, int *subframe) {
proc->frame_rx = (proc->timestamp_rx / (fp->samples_per_tti*10))&1023;
proc->subframe_rx = (proc->timestamp_rx / fp->samples_per_tti)%10;
//LOG_I(PHY,"%d.%d (TS %llu) => %d.%d\n",*frame,*subframe,(unsigned long long)proc->timestamp_rx,proc->frame_rx,proc->subframe_rx);
if (proc->first_rx == 0) {
if (proc->subframe_rx != *subframe) {
LOG_E(PHY,"Received Timestamp doesn't correspond to the time we think it is (proc->subframe_rx %d, subframe %d)\n",proc->subframe_rx,*subframe);
exit_fun("Exiting");
LOG_E(PHY,"Received Timestamp doesn't correspond to the time we think it is (proc->subframe_rx %d, subframe %d), resynching\n",proc->subframe_rx,*subframe);
*frame=proc->frame_rx;
*subframe=proc->subframe_rx;
}
if (proc->frame_rx != *frame) {
@@ -1650,7 +1652,7 @@ void *ru_thread( void *param ) {
// Start RF device if any
if (ru->start_rf) {
if (ru->start_rf(ru) != 0)
LOG_E(HW,"Could not start the RF device\n");
AssertFatal(1==0,"Could not start the RF device\n");
else LOG_I(PHY,"RU %d rf device ready\n",ru->idx);
}
else LOG_D(PHY,"RU %d no rf device\n",ru->idx);
@@ -1814,7 +1816,6 @@ void *ru_thread( void *param ) {
if ((ru->fh_north_out) && (ru->state!=RU_CHECK_SYNC)) ru->fh_north_out(ru);
}
proc->emulate_rf_busy = 0;
}
@@ -2070,6 +2071,10 @@ static void *rf_tx( void *param ) {
#endif
int start_streaming(RU_t *ru) {
LOG_I(PHY,"Starting streaming on third-party RRU\n");
return(ru->ifdevice.thirdparty_startstreaming(&ru->ifdevice));
}
int start_if(struct RU_t_s *ru,struct PHY_VARS_eNB_s *eNB) {
return(ru->ifdevice.trx_start_func(&ru->ifdevice));
@@ -2084,6 +2089,10 @@ int stop_rf(RU_t *ru) {
return 0;
}
int start_steraming(RU_t *ru) {
return(ru->ifdevice.thirdparty_startstreaming);
}
extern void fep_full(RU_t *ru);
extern void ru_fep_full_2thread(RU_t *ru);
extern void feptx_ofdm(RU_t *ru);
@@ -2547,8 +2556,7 @@ void set_function_spec_param(RU_t *ru) {
ru->fh_south_out = fh_if5_south_out; // synchronous IF5 transmission
ru->fh_south_asynch_in = NULL; // no asynchronous UL
}
ru->start_rf = NULL; // no local RF
ru->start_rf = ru->eth_params.transp_preference == ETH_UDP_IF5_ORI_MODE ? start_streaming : NULL; // no local RF
ru->stop_rf = NULL;
ru->start_if = start_if; // need to start if interface for IF5
ru->ifdevice.host_type = RAU_HOST;