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OpenXG-RAN
Commit 04d27b9c authored by Andrew Burger's avatar Andrew Burger
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Finalized Raymond changes

parent 898d402a
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Showing with 107 additions and 94 deletions
openair2/PHY_INTERFACE/phy_stub_UE.c
View file @ 04d27b9c
......@@ -50,6 +50,9 @@ queue_t tx_req_pdu_queue;
queue_t ul_config_req_queue;
queue_t hi_dci0_req_queue;
int subframe_sf = 0;
int frame_sfn = 0;
void init_queue(queue_t *q) {
memset(q, 0, sizeof(*q));
pthread_mutex_init(&q->mutex, NULL);
......@@ -1152,14 +1155,11 @@ void *ue_standalone_pnf_task(void *context)
continue;
}
if (len == 2 && len > 0)
if (len == sizeof(uint16_t))
{
memcpy((void *)&sfn_sf, buffer, sizeof(sfn_sf));
if (sfn_sf % 300 == 0)
{
LOG_I(MAC, "Unpacked sfn_sf sf: %u sfn: %u\n", NFAPI_SFNSF2SFN(sfn_sf),
NFAPI_SFNSF2SF(sfn_sf));
}
subframe_sf = NFAPI_SFNSF2SF(sfn_sf);
frame_sfn = NFAPI_SFNSF2SFN(sfn_sf);
}
else
{
......
openair2/PHY_INTERFACE/phy_stub_UE.h
View file @ 04d27b9c
......@@ -156,4 +156,7 @@ extern queue_t hi_dci0_req_queue;
extern nfapi_ul_config_request_t* ul_config_req;
extern nfapi_hi_dci0_request_t* hi_dci0_req;
extern int subframe_sf;
extern int frame_sfn;
#endif /* PHY_STUB_UE_H_ */
targets/RT/USER/lte-ue.c
View file @ 04d27b9c
......@@ -94,7 +94,6 @@ extern int oai_nfapi_sr_indication(nfapi_sr_indication_t *ind);
extern int oai_nfapi_rx_ind(nfapi_rx_indication_t *ind);
extern int multicast_link_write_sock(int groupP, char *dataP, uint32_t sizeP);
extern uint16_t sf_ahead;
//extern int tx_req_UE_MAC1();
......@@ -1056,6 +1055,10 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg)
int num_pairs = 0;
int num_lone = 0;
int last_sf = 0;
int last_sfn = 0;
bool sfn_sf_changed = false;
while (!oai_exit) {
if (ue_thread_id == 0) {
......@@ -1078,15 +1081,19 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg)
exit_fun("nothing to add");
}
}
proc->subframe_rx = timer_subframe; // set this to sf from proxy **Get from Queue - Andrew
proc->frame_rx = timer_frame; // set this to sfn from proxy **Get from Queue - Andrew
// variable to say that there has been a change in sf and sfn - Andrew
proc->subframe_rx = subframe_sf;
proc->frame_rx = frame_sfn;
if (proc->subframe_rx != last_sf && proc->frame_rx != last_sfn) {
last_sf = proc->subframe_rx;
last_sfn = proc->frame_rx;
sfn_sf_changed = true;
}
// FDD and TDD tx timing settings.
// XXX:It is the result of timing adjustment in debug.
// It is necessary to investigate why this will work in the future.
proc->subframe_tx = (timer_subframe + sf_ahead) % 10;
proc->subframe_tx = (proc->subframe_rx + sf_ahead) % 10;
proc->frame_tx = proc->frame_rx + (proc->subframe_rx > (9 - sf_ahead) ? 1 : 0);
//oai_subframe_ind(proc->frame_rx, proc->subframe_rx);
if (NFAPI_MODE != NFAPI_MODE_STANDALONE_PNF) {
......@@ -1226,103 +1233,106 @@ static void *UE_phy_stub_single_thread_rxn_txnp4(void *arg)
}
//for (Mod_id=0; Mod_id<NB_UE_INST; Mod_id++) {
// if sfn_sf change variable is true
for (ue_index = 0; ue_index < ue_num; ue_index++) {
ue_Mod_id = ue_thread_id + NB_THREAD_INST * ue_index;
UE = PHY_vars_UE_g[ue_Mod_id][0];
//LOG_D(MAC, "UE_phy_stub_single_thread_rxn_txnp4, NB_UE_INST:%d, Mod_id:%d \n", NB_UE_INST, Mod_id);
//UE = PHY_vars_UE_g[Mod_id][0];
lte_subframe_t sf_type = subframe_select(&UE->frame_parms, proc->subframe_rx);
if ((sf_type == SF_DL) ||
(UE->frame_parms.frame_type == FDD) ||
(sf_type == SF_S)) {
if (UE->frame_parms.frame_type == TDD) {
LOG_D(PHY, "TDD%d,%s: calling UE_RX\n",
UE->frame_parms.tdd_config,
(sf_type == SF_DL ? "SF_DL" : (sf_type == SF_UL ? "SF_UL" : (sf_type == SF_S ? "SF_S" : "UNKNOWN_SF_TYPE"))));
} else {
LOG_D(PHY, "%s,%s: calling UE_RX\n",
(UE->frame_parms.frame_type == FDD ? "FDD" : (UE->frame_parms.frame_type == TDD ? "TDD" : "UNKNOWN_DUPLEX_MODE")),
(sf_type == SF_DL ? "SF_DL" : (sf_type == SF_UL ? "SF_UL" : (sf_type == SF_S ? "SF_S" : "UNKNOWN_SF_TYPE"))));
}
if (sfn_sf_changed) {
for (ue_index = 0; ue_index < ue_num; ue_index++) {
ue_Mod_id = ue_thread_id + NB_THREAD_INST * ue_index;
UE = PHY_vars_UE_g[ue_Mod_id][0];
//LOG_D(MAC, "UE_phy_stub_single_thread_rxn_txnp4, NB_UE_INST:%d, Mod_id:%d \n", NB_UE_INST, Mod_id);
//UE = PHY_vars_UE_g[Mod_id][0];
lte_subframe_t sf_type = subframe_select(&UE->frame_parms, proc->subframe_rx);
if ((sf_type == SF_DL) ||
(UE->frame_parms.frame_type == FDD) ||
(sf_type == SF_S)) {
if (UE->frame_parms.frame_type == TDD) {
LOG_D(PHY, "TDD%d,%s: calling UE_RX\n",
UE->frame_parms.tdd_config,
(sf_type == SF_DL ? "SF_DL" : (sf_type == SF_UL ? "SF_UL" : (sf_type == SF_S ? "SF_S" : "UNKNOWN_SF_TYPE"))));
} else {
LOG_D(PHY, "%s,%s: calling UE_RX\n",
(UE->frame_parms.frame_type == FDD ? "FDD" : (UE->frame_parms.frame_type == TDD ? "TDD" : "UNKNOWN_DUPLEX_MODE")),
(sf_type == SF_DL ? "SF_DL" : (sf_type == SF_UL ? "SF_UL" : (sf_type == SF_S ? "SF_S" : "UNKNOWN_SF_TYPE"))));
}
phy_procedures_UE_SL_RX(UE, proc);
phy_procedures_UE_SL_RX(UE, proc);
if (NFAPI_MODE != NFAPI_UE_STUB_PNF && NFAPI_MODE != NFAPI_MODE_STANDALONE_PNF)
phy_procedures_UE_SL_TX(UE, proc);
}
if (NFAPI_MODE != NFAPI_UE_STUB_PNF && NFAPI_MODE != NFAPI_MODE_STANDALONE_PNF)
phy_procedures_UE_SL_TX(UE, proc);
}
#if UE_TIMING_TRACE
start_meas(&UE->generic_stat);
start_meas(&UE->generic_stat);
#endif
if (UE->mac_enabled == 1) {
ret = ue_scheduler(ue_Mod_id,
proc->frame_rx,
proc->subframe_rx,
proc->frame_tx,
proc->subframe_tx,
subframe_select(&UE->frame_parms, proc->subframe_tx),
0,
0 /*FIXME CC_id*/);
if (ret != CONNECTION_OK) {
LOG_E(PHY, "[UE %" PRIu8 "] Frame %" PRIu32 ", subframe %u %s\n",
UE->Mod_id, proc->frame_rx, proc->subframe_tx, get_connectionloss_errstr(ret));
if (UE->mac_enabled == 1) {
ret = ue_scheduler(ue_Mod_id,
proc->frame_rx,
proc->subframe_rx,
proc->frame_tx,
proc->subframe_tx,
subframe_select(&UE->frame_parms, proc->subframe_tx),
0,
0 /*FIXME CC_id*/);
if (ret != CONNECTION_OK) {
LOG_E(PHY, "[UE %" PRIu8 "] Frame %" PRIu32 ", subframe %u %s\n",
UE->Mod_id, proc->frame_rx, proc->subframe_tx, get_connectionloss_errstr(ret));
}
}
}
#if UE_TIMING_TRACE
stop_meas(&UE->generic_stat);
stop_meas(&UE->generic_stat);
#endif
// Prepare the future Tx data
if ((subframe_select(&UE->frame_parms, proc->subframe_tx) == SF_UL) ||
(UE->frame_parms.frame_type == FDD))
if (UE->mode != loop_through_memory) {
// We make the start of RA between consecutive UEs differ by 20 frames
//if ((UE_mac_inst[Mod_id].UE_mode[0] == PRACH && Mod_id == 0) || (UE_mac_inst[Mod_id].UE_mode[0] == PRACH && Mod_id>0 && proc->frame_rx >= UE_mac_inst[Mod_id-1].ra_frame + 20) ) {
if (UE_mac_inst[ue_Mod_id].UE_mode[0] == PRACH && ue_Mod_id == next_Mod_id) {
next_ra_frame++;
if (next_ra_frame > 500) {
// check if we have PRACH opportunity
// LOG_I(MAC, "is_prach_subframe: %d UE_mac_inst[ue_MOD_id].SI_Decoded: %u\n",
// is_prach_subframe(&UE->frame_parms, proc->frame_tx, proc->subframe_tx),
// UE_mac_inst[ue_Mod_id].SI_Decoded);
if (is_prach_subframe(&UE->frame_parms, proc->frame_tx, proc->subframe_tx) && UE_mac_inst[ue_Mod_id].SI_Decoded == 1) {
// The one working strangely...
//if (is_prach_subframe(&UE->frame_parms,proc->frame_tx, proc->subframe_tx && Mod_id == (module_id_t) init_ra_UE) ) {
PRACH_RESOURCES_t *prach_resources = ue_get_rach(ue_Mod_id, 0, proc->frame_tx, 0, proc->subframe_tx);
LOG_I(MAC, "Celtics prach_resources %p\n", prach_resources);
if (prach_resources != NULL) {
UE_mac_inst[ue_Mod_id].ra_frame = proc->frame_rx;
LOG_I(MAC, "UE_phy_stub_thread_rxn_txnp4 before RACH, Mod_id: %d frame %d subframe %d\n", ue_Mod_id, proc->frame_tx, proc->subframe_tx);
fill_rach_indication_UE_MAC(ue_Mod_id, proc->frame_tx, proc->subframe_tx, UL_INFO, prach_resources->ra_PreambleIndex, prach_resources->ra_RNTI);
Msg1_transmitted(ue_Mod_id, 0, proc->frame_tx, 0);
UE_mac_inst[ue_Mod_id].UE_mode[0] = RA_RESPONSE;
next_Mod_id = ue_Mod_id + 1;
//next_ra_frame = (proc->frame_rx + 20)%1000;
next_ra_frame = 0;
// Prepare the future Tx data
if ((subframe_select(&UE->frame_parms, proc->subframe_tx) == SF_UL) ||
(UE->frame_parms.frame_type == FDD))
if (UE->mode != loop_through_memory) {
// We make the start of RA between consecutive UEs differ by 20 frames
//if ((UE_mac_inst[Mod_id].UE_mode[0] == PRACH && Mod_id == 0) || (UE_mac_inst[Mod_id].UE_mode[0] == PRACH && Mod_id>0 && proc->frame_rx >= UE_mac_inst[Mod_id-1].ra_frame + 20) ) {
if (UE_mac_inst[ue_Mod_id].UE_mode[0] == PRACH && ue_Mod_id == next_Mod_id) {
next_ra_frame++;
if (next_ra_frame > 500) {
// check if we have PRACH opportunity
// LOG_I(MAC, "is_prach_subframe: %d UE_mac_inst[ue_MOD_id].SI_Decoded: %u\n",
// is_prach_subframe(&UE->frame_parms, proc->frame_tx, proc->subframe_tx),
// UE_mac_inst[ue_Mod_id].SI_Decoded);
LOG_I(MAC, "is_prach_subframe: %d UE_mac_inst %d\n",
is_prach_subframe(&UE->frame_parms, proc->frame_tx, proc->subframe_tx),
UE_mac_inst[ue_Mod_id].SI_Decoded);
if (is_prach_subframe(&UE->frame_parms, proc->frame_tx, proc->subframe_tx) && UE_mac_inst[ue_Mod_id].SI_Decoded == 1) {
// The one working strangely...
//if (is_prach_subframe(&UE->frame_parms,proc->frame_tx, proc->subframe_tx && Mod_id == (module_id_t) init_ra_UE) ) {
PRACH_RESOURCES_t *prach_resources = ue_get_rach(ue_Mod_id, 0, proc->frame_tx, 0, proc->subframe_tx);
LOG_I(MAC, "Celtics prach_resources %p\n", prach_resources);
if (prach_resources != NULL) {
UE_mac_inst[ue_Mod_id].ra_frame = proc->frame_rx;
LOG_I(MAC, "UE_phy_stub_thread_rxn_txnp4 before RACH, Mod_id: %d frame %d subframe %d\n", ue_Mod_id, proc->frame_tx, proc->subframe_tx);
fill_rach_indication_UE_MAC(ue_Mod_id, proc->frame_tx, proc->subframe_tx, UL_INFO, prach_resources->ra_PreambleIndex, prach_resources->ra_RNTI);
Msg1_transmitted(ue_Mod_id, 0, proc->frame_tx, 0);
UE_mac_inst[ue_Mod_id].UE_mode[0] = RA_RESPONSE;
next_Mod_id = ue_Mod_id + 1;
//next_ra_frame = (proc->frame_rx + 20)%1000;
next_ra_frame = 0;
}
//ue_prach_procedures(ue,proc,eNB_id,abstraction_flag,mode);
}
//ue_prach_procedures(ue,proc,eNB_id,abstraction_flag,mode);
}
}
} // mode is PRACH
// Substitute call to phy_procedures Tx with call to phy_stub functions in order to trigger
// UE Tx procedures directly at the MAC layer, based on the received ul_config requests from the vnf (eNB).
// Generate UL_indications which correspond to UL traffic.
if (ul_config_req != NULL) { //&& UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list != NULL){
ul_config_req_UE_MAC(ul_config_req, timer_frame, timer_subframe, ue_Mod_id); // Andrew - send over socket to proxy here
} // Andrew - else send a dummy over the socket
}
} // mode is PRACH
// Substitute call to phy_procedures Tx with call to phy_stub functions in order to trigger
// UE Tx procedures directly at the MAC layer, based on the received ul_config requests from the vnf (eNB).
// Generate UL_indications which correspond to UL traffic.
if (ul_config_req != NULL) { //&& UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list != NULL){
ul_config_req_UE_MAC(ul_config_req, timer_frame, timer_subframe, ue_Mod_id); // Andrew - send over socket to proxy here
} // Andrew - else send a dummy over the socket
}
phy_procedures_UE_SL_RX(UE, proc);
} //for (Mod_id=0; Mod_id<NB_UE_INST; Mod_id++)
// end of if - Andrew Burger
phy_procedures_UE_SL_RX(UE, proc);
} //for (Mod_id=0; Mod_id<NB_UE_INST; Mod_id++)
}
if (phy_stub_ticking != NULL) {
phy_stub_ticking->num_single_thread[ue_thread_id] = -1;
}
......
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