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VNF clock dependency removed

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This commit is contained in:
Rahul Gottipati
2021-08-05 17:30:12 +05:30
parent 4ec3434128
commit 74c5816c72
19 changed files with 186 additions and 93 deletions
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nfapi/oai_integration/nfapi_pnf.c
+21 -41
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@@ -2304,50 +2304,24 @@ void oai_subframe_ind(uint16_t sfn, uint16_t sf) {
}
}
void handle_nr_slot_ind(uint16_t sfn, uint16_t slot) {
long shift_ns,prev_ts_nsec,shift_us;
void oai_slot_ind(uint16_t sfn, uint16_t slot) {
//slow down PNF
LOG_D(PHY,"%s(sfn:%d, slot:%d)\n", __FUNCTION__, sfn, slot);
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
// if (!(sfn == 0 && slot == 0) && ts.tv_nsec > prev_ts_nsec){
// shift_ns = ts.tv_nsec - prev_ts_nsec;
// shift_us = shift_ns/1000;
// printf("previous: %d, current: %d, shift: %d", prev_ts_nsec, ts.tv_nsec, shift_us);
// if(500-shift_us > 0)
// usleep(500-shift_us);
// // usleep(50);
// }
prev_ts_nsec = ts.tv_nsec;
//NFAPI_TRACE(NFAPI_TRACE_INFO, "[PNF] %s %d.%d (sfn:%u slot:%u) SFN/SLOT(TX):%u\n", __FUNCTION__, ts.tv_sec, ts.tv_nsec, sfn, slot, NFAPI_SFNSLOT2DEC(sfn, slot));
//TODO FIXME - HACK - DJP - using a global to bodge it in
if (p7_config_g != NULL && sync_var==0) {
// DONE: changed for NR x x x x x x x x x x x x x x - - - - - - : x (Frame), - (Slot) (max_numer =2)
uint16_t sfn_slot_tx = sfn<<6 | slot;
// if ((sfn % 100 == 0) && slot==0) { // DOUBT: Why 100?
// struct timespec ts;
// clock_gettime(CLOCK_MONOTONIC, &ts);
// NFAPI_TRACE(NFAPI_TRACE_INFO, "[PNF] %s %d.%d (sfn:%u slot:%u) SFN/SLOT(TX):%u\n", __FUNCTION__, ts.tv_sec, ts.tv_nsec, sfn, slot, NFAPI_SFNSLOT2DEC(sfn, slot));
// }
//TODO: send p7_config instead of p7_config_g
//send VNF slot indication, which is aligned with TX thread, so that it can call the scheduler
nfapi_nr_slot_indication_scf_t *ind;
ind = (nfapi_nr_slot_indication_scf_t *) malloc(sizeof(nfapi_nr_slot_indication_scf_t));
uint8_t slot_ahead = 6;
uint32_t sfn_slot_tx = sfnslot_add_slot(sfn, slot, slot_ahead);
uint16_t sfn_tx = NFAPI_SFNSLOT2SFN(sfn_slot_tx);
uint8_t slot_tx = NFAPI_SFNSLOT2SLOT(sfn_slot_tx);
ind->sfn = sfn_tx;
ind->slot = slot_tx;
oai_nfapi_nr_slot_indication(ind);
//copy data from appropriate p7 slot buffers into channel structures for PHY processing
int slot_ret = nfapi_pnf_p7_slot_ind(p7_config_g, p7_config_g->phy_id, sfn, slot);
// if (subframe_ret) {
if (slot_ret) {
NFAPI_TRACE(NFAPI_TRACE_INFO, "[PNF] %s(frame:%u slot:%u) SFN/SLOT(TX):%u - PROBLEM with pnf_p7_slot_ind()\n", __FUNCTION__, sfn, slot, sfn_slot_tx, NFAPI_SFNSLOT2DEC(sfn, slot));
// printing anything causes error: probably because there isn't enough time to accomodate a print statement
} else {
//NFAPI_TRACE(NFAPI_TRACE_INFO, "***NFAPI subframe handler finished *** \n");
}
} else {
}
return;
}
int oai_nfapi_rach_ind(nfapi_rach_indication_t *rach_ind) {
@@ -2401,6 +2375,12 @@ int oai_nfapi_sr_indication(nfapi_sr_indication_t *ind) {
//NR UPLINK INDICATION
int oai_nfapi_nr_slot_indication(nfapi_nr_slot_indication_scf_t *ind) {
ind->header.phy_id = 1;
ind->header.message_id = NFAPI_NR_PHY_MSG_TYPE_SLOT_INDICATION;
return nfapi_pnf_p7_nr_slot_ind(p7_config_g, ind);
}
int oai_nfapi_nr_rx_data_indication(nfapi_nr_rx_data_indication_t *ind) {
ind->header.phy_id = 1; // DJP HACK TODO FIXME - need to pass this around!!!!
ind->header.message_id = NFAPI_NR_PHY_MSG_TYPE_RX_DATA_INDICATION;