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updating FAPI interface with PRACH configuration index

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NR PHY should now be able to handle multiple PRACH occasions
This commit is contained in:
Florian Kaltenberger
2020-09-11 17:00:44 +02:00
parent f9db898155
commit fecf27e223
12 changed files with 140 additions and 95 deletions
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executables/nr-gnb.c
+1 -1
View File
@@ -903,7 +903,7 @@ void init_eNB_afterRU(void) {
for (i=0; i<gNB->RU_list[ru_id]->nb_rx; aa++,i++) {
LOG_I(PHY,"Attaching RU %d antenna %d to gNB antenna %d\n",gNB->RU_list[ru_id]->idx,i,aa);
gNB->prach_vars.rxsigF[aa] = gNB->RU_list[ru_id]->prach_rxsigF[i];
gNB->prach_vars.rxsigF[aa] = gNB->RU_list[ru_id]->prach_rxsigF[0][i];
gNB->common_vars.rxdataF[aa] = gNB->RU_list[ru_id]->common.rxdataF[i];
}
}
executables/nr-ru.c
+25 -9
View File
@@ -1583,20 +1583,36 @@ void *ru_thread( void *param ) {
// Do PRACH RU processing
for(i = 0;i < NUMBER_OF_NR_RU_PRACH_MAX; i++) {
int prach_id=find_nr_prach_ru(ru,proc->frame_rx,proc->tti_rx,SEARCH_EXIST);
int prachStartSymbol;
uint16_t format,RA_sfn_index;
uint8_t start_symbol,N_t_slot,N_dur,N_RA_slot,config_period;
if (prach_id>=0) {
for(int td_index = 0;td_index < ru->prach_list[prach_id].num_prach_ocas; td_index++) {
rx_nr_prach_ru(ru,
ru->prach_list[prach_id].fmt,
ru->prach_list[prach_id].numRA,
ru->prach_list[prach_id].prachStartSymbol + td_index * 4,/*TODO Change the start symbol as needed for each RO*/
proc->frame_rx,proc->tti_rx);
}
get_nr_prach_info_from_index(ru->config.prach_config.prach_ConfigurationIndex.value,
proc->frame_rx,proc->tti_rx,
ru->config.carrier_config.dl_frequency.value,
fp->numerology_index,
fp->frame_type,
&format,
&start_symbol,
&N_t_slot,
&N_dur,
&RA_sfn_index,
&N_RA_slot,
&config_period);
for (int prach_oc = 0; prach_oc<ru->prach_list[prach_id].num_prach_ocas; prach_oc++) {
prachStartSymbol = ru->prach_list[prach_id].prachStartSymbol+prach_oc*N_dur+14*N_RA_slot;
rx_nr_prach_ru(ru,
ru->prach_list[prach_id].fmt, //could also use format
ru->prach_list[prach_id].numRA,
prachStartSymbol,
prach_oc,
proc->frame_rx,proc->tti_rx);
}
free_nr_ru_prach_entry(ru,prach_id);
}
}
}
// At this point, all information for subframe has been received on FH interface