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RACH working, fails later during MME authentication

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This commit is contained in:
laurent
2019-08-25 20:32:57 +02:00
parent cb41822b42
commit 55660e87ca
6 changed files with 212 additions and 54 deletions
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executables/main-fs6.c
+160 -43
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@@ -171,6 +171,49 @@ void prach_eNB_process(uint8_t *bufferZone, int bufSize, PHY_VARS_eNB *eNB) {
}
}
void sendFs6Ulharq(int UEid, PHY_VARS_eNB *eNB, int frame, int subframe, uint8_t *harq_ack, uint8_t tdd_mapping_mode, uint16_t tdd_multiplexing_mask) {
static int current_fsf=-1;
int fsf=frame*16+subframe;
uint8_t *bufferZone=eNB->FS6bufferZone;
commonUDP_t *FirstUDPheader=(commonUDP_t *) bufferZone;
// move to the end
uint8_t *firstFreeByte=bufferZone;
int curBlock=0;
if ( current_fsf != fsf ) {
for (int i=0; i < FirstUDPheader->nbBlocks; i++) {
AssertFatal( ((commonUDP_t *) firstFreeByte)->blockID==curBlock,"");
firstFreeByte+=alignedSize(firstFreeByte);
curBlock++;
}
commonUDP_t *newUDPheader=(commonUDP_t *) firstFreeByte;
FirstUDPheader->nbBlocks++;
newUDPheader->blockID=curBlock;
newUDPheader->contentBytes=sizeof(fs6_ul_t)+sizeof(fs6_ul_uespec_uci_t);
hULUEuci(newUDPheader)->type=fs6ULcch;
hULUEuci(newUDPheader)->nb_active_ue=0;
} else
for (int i=0; i < FirstUDPheader->nbBlocks-1; i++) {
AssertFatal( ((commonUDP_t *) firstFreeByte)->blockID==curBlock,"");
firstFreeByte+=alignedSize(firstFreeByte);
curBlock++;
}
commonUDP_t *newUDPheader=(commonUDP_t *) firstFreeByte;
fs6_ul_uespec_uci_element_t *tmp=(fs6_ul_uespec_uci_element_t *)(hULUEuci(newUDPheader)+1);
tmp+=hULUEuci(newUDPheader)->nb_active_ue;
tmp->UEid=UEid;
tmp->frame=frame;
tmp->subframe=subframe;
memcpy(tmp->harq_ack, harq_ack, 4);
tmp->tdd_mapping_mode=tdd_mapping_mode;
tmp->tdd_multiplexing_mask=tdd_multiplexing_mask;
tmp->n0_subband_power_dB=eNB->measurements.n0_subband_power_dB[0][0];
hULUEuci(newUDPheader)->nb_active_ue++;
newUDPheader->contentBytes+=sizeof(fs6_ul_uespec_uci_element_t);
}
void sendFs6Ul(PHY_VARS_eNB *eNB, int UE_id, int harq_pid, int segmentID, int16_t *data, int dataLen) {
uint8_t *bufferZone=eNB->FS6bufferZone;
commonUDP_t *FirstUDPheader=(commonUDP_t *) bufferZone;
@@ -188,10 +231,12 @@ void sendFs6Ul(PHY_VARS_eNB *eNB, int UE_id, int harq_pid, int segmentID, int16_
FirstUDPheader->nbBlocks++;
newUDPheader->blockID=curBlock;
newUDPheader->contentBytes=sizeof(fs6_ul_t)+sizeof(fs6_ul_uespec_t) + dataLen;
hULUE(newUDPheader)->type=fs6ULsch;
hULUE(newUDPheader)->UE_id=UE_id;
hULUE(newUDPheader)->harq_id=harq_pid;
hULUE(newUDPheader)->segment=segmentID;
memcpy(hULUE(newUDPheader)+1, data, dataLen);
hULUE(newUDPheader)->segLen=dataLen;
}
void pusch_procedures_extract(uint8_t *bufferZone, int bufSize, PHY_VARS_eNB *eNB,L1_rxtx_proc_t *proc) {
@@ -351,7 +396,7 @@ int ulsch_decoding_process(PHY_VARS_eNB *eNB, int UE_id, int llr8_flag) {
&ulsch_harq->Kminus,
&ulsch_harq->F);
for (int r=0; r<ulsch_harq->CcC; r++) {
for (int r=0; r<ulsch_harq->C; r++) {
// printf("before subblock deinterleaving c[%d] = %p\n",r,ulsch_harq->c[r]);
// Get Turbo interleaver parameters
int Kr;
@@ -400,13 +445,13 @@ int ulsch_decoding_process(PHY_VARS_eNB *eNB, int UE_id, int llr8_flag) {
if (r==0) {
memcpy(ulsch_harq->bb,
&ulsch_harq->c[0][(ulsch_harq->F>>3)],
Kr_bytes - (ulsch_harq->F>>3) - ((ulsch_harq->CcC>1)?3:0));
offset = Kr_bytes - (ulsch_harq->F>>3) - ((ulsch_harq->CcC>1)?3:0);
Kr_bytes - (ulsch_harq->F>>3) - ((ulsch_harq->C>1)?3:0));
offset = Kr_bytes - (ulsch_harq->F>>3) - ((ulsch_harq->C>1)?3:0);
} else {
memcpy(ulsch_harq->bb+offset,
ulsch_harq->c[r],
Kr_bytes - ((ulsch_harq->CcC>1)?3:0));
offset += (Kr_bytes- ((ulsch_harq->CcC>1)?3:0));
Kr_bytes - ((ulsch_harq->C>1)?3:0));
offset += (Kr_bytes- ((ulsch_harq->C>1)?3:0));
}
} else {
break;
@@ -583,15 +628,32 @@ void recvFs6Ul(uint8_t *bufferZone, int nbBlocks, PHY_VARS_eNB *eNB) {
void *bufPtr=bufferZone;
for (int i=0; i < nbBlocks; i++) { //nbBlocks is the actual received blocks
if ( ((commonUDP_t *)bufPtr)->contentBytes >= sizeof(fs6_ul_t)+sizeof(fs6_ul_uespec_t) ) {
LTE_eNB_ULSCH_t *ulsch =eNB->ulsch[hULUE(bufPtr)->UE_id];
LTE_UL_eNB_HARQ_t *ulsch_harq=ulsch->harq_processes[hULUE(bufPtr)->harq_id];
memcpy(&ulsch_harq->d[hULUE(bufPtr)->segment][96],
hULUE(bufPtr)+1,
hULUE(bufPtr)->segLen);
bufPtr+=alignedSize(bufPtr);
LOG_W(PHY,"Received ulsch data for: rnti:%d, fsf: %d/%d\n", ulsch->rnti, eNB->proc.frame_rx, eNB->proc.subframe_rx);
if ( ((commonUDP_t *)bufPtr)->contentBytes > sizeof(fs6_ul_t) ) {
int type=hULUE(bufPtr)->type;
if ( type == fs6ULsch) {
LTE_eNB_ULSCH_t *ulsch =eNB->ulsch[hULUE(bufPtr)->UE_id];
LTE_UL_eNB_HARQ_t *ulsch_harq=ulsch->harq_processes[hULUE(bufPtr)->harq_id];
memcpy(&ulsch_harq->d[hULUE(bufPtr)->segment][96],
hULUE(bufPtr)+1,
hULUE(bufPtr)->segLen);
LOG_W(PHY,"Received ulsch data for: rnti:%d, fsf: %d/%d\n", ulsch->rnti, eNB->proc.frame_rx, eNB->proc.subframe_rx);
} else if ( type == fs6ULcch ) {
int nb_uci=hULUEuci(bufPtr)->nb_active_ue;
fs6_ul_uespec_uci_element_t *tmp=(fs6_ul_uespec_uci_element_t *)(hULUEuci(bufPtr)+1);
for (int i=0; i < nb_uci ; i++) {
eNB->measurements.n0_subband_power_dB[0][0]=tmp->n0_subband_power_dB;
fill_uci_harq_indication (tmp->UEid, eNB, &eNB->uci_vars[tmp->UEid],
tmp->frame, tmp->subframe, tmp->harq_ack,
tmp->tdd_mapping_mode, tmp->tdd_multiplexing_mask);
tmp++;
}
} else
LOG_E(PHY, "FS6 ul packet type impossible\n" );
}
bufPtr+=alignedSize(bufPtr);
}
}
@@ -601,30 +663,7 @@ void phy_procedures_eNB_uespec_RX_process(uint8_t *bufferZone, int nbBlocks,PHY_
pusch_procedures_process(bufferZone, nbBlocks, eNB);
}
void phy_procedures_eNB_TX_process(uint8_t *bufferZone, int nbBlocks, PHY_VARS_eNB *eNB, L1_rxtx_proc_t *proc, int do_meas ) {
LTE_DL_FRAME_PARMS *fp=&eNB->frame_parms;
int subframe=proc->subframe_tx;
int frame=proc->frame_tx;
//LTE_UL_eNB_HARQ_t *ulsch_harq;
eNB->pdcch_vars[subframe&1].num_pdcch_symbols=hDL(bufferZone)->num_pdcch_symbols;
eNB->pdcch_vars[subframe&1].num_dci=hDL(bufferZone)->num_dci;
uint8_t num_mdci = eNB->mpdcch_vars[subframe&1].num_dci = hDL(bufferZone)->num_mdci;
eNB->pbch_configured=true;
memcpy(eNB->pbch_pdu,hDL(bufferZone)->pbch_pdu, 4);
// Remove all scheduled DL, we will populate from the CU sending
for (int UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++) {
LTE_eNB_DLSCH_t *dlsch0 = eNB->dlsch[UE_id][0];
if ( dlsch0 && dlsch0->rnti>0 ) {
#ifdef PHY_TX_THREAD
dlsch0->active[subframe] = 0;
#else
dlsch0->active = 0;
#endif
}
}
void rcvFs6DL(uint8_t *bufferZone, int nbBlocks, PHY_VARS_eNB *eNB, int frame, int subframe) {
void *bufPtr=bufferZone;
for (int i=0; i < nbBlocks; i++) { //nbBlocks is the actual received blocks
@@ -687,19 +726,50 @@ void phy_procedures_eNB_TX_process(uint8_t *bufferZone, int nbBlocks, PHY_VARS_e
ulsch_harq->first_rb=hTxULUE(bufPtr)->first_rb;
ulsch_harq->V_UL_DAI=hTxULUE(bufPtr)->V_UL_DAI;
ulsch_harq->Qm=hTxULUE(bufPtr)->Qm;
ulsch_harq->CcC=hTxULUE(bufPtr)->CcC;
ulsch_harq->srs_active=hTxULUE(bufPtr)->srs_active;
ulsch_harq->TBS=hTxULUE(bufPtr)->TBS;
ulsch_harq->Nsymb_pusch=hTxULUE(bufPtr)->Nsymb_pusch;
LOG_W(PHY,"Received request to perform ulsch for: rnti:%d, fsf: %d/%d\n", ulsch->rnti, frame, subframe);
}
} else
LOG_E(PHY, "Impossible block in fs6 DL\n");
} else if ( type == fs6ULConfigCCH ) {
fs6_dl_uespec_ulcch_element_t *tmp=(fs6_dl_uespec_ulcch_element_t *)(hTxULcch(bufPtr)+1);
bufPtr+=alignedSize(bufPtr);
for (int i=0; i< hTxULcch(bufPtr)->nb_active_ue; i++ )
memcpy(&eNB->uci_vars[tmp->UE_id], &tmp->cch_vars, sizeof(tmp->cch_vars));
} else
LOG_E(PHY, "Impossible block in fs6 DL\n");
}
bufPtr+=alignedSize(bufPtr);
}
}
void phy_procedures_eNB_TX_process(uint8_t *bufferZone, int nbBlocks, PHY_VARS_eNB *eNB, L1_rxtx_proc_t *proc, int do_meas ) {
LTE_DL_FRAME_PARMS *fp=&eNB->frame_parms;
int subframe=proc->subframe_tx;
int frame=proc->frame_tx;
//LTE_UL_eNB_HARQ_t *ulsch_harq;
eNB->pdcch_vars[subframe&1].num_pdcch_symbols=hDL(bufferZone)->num_pdcch_symbols;
eNB->pdcch_vars[subframe&1].num_dci=hDL(bufferZone)->num_dci;
uint8_t num_mdci = eNB->mpdcch_vars[subframe&1].num_dci = hDL(bufferZone)->num_mdci;
eNB->pbch_configured=true;
memcpy(eNB->pbch_pdu,hDL(bufferZone)->pbch_pdu, 4);
// Remove all scheduled DL, we will populate from the CU sending
for (int UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++) {
LTE_eNB_DLSCH_t *dlsch0 = eNB->dlsch[UE_id][0];
if ( dlsch0 && dlsch0->rnti>0 ) {
#ifdef PHY_TX_THREAD
dlsch0->active[subframe] = 0;
#else
dlsch0->active = 0;
#endif
}
}
rcvFs6DL(bufferZone, nbBlocks, eNB, frame, subframe);
if (do_meas==1) {
start_meas(&eNB->phy_proc_tx);
start_meas(&eNB->dlsch_common_and_dci);
@@ -831,13 +901,11 @@ void appendFs6TxULUE(uint8_t *bufferZone, LTE_DL_FRAME_PARMS *fp, int curUE, LTE
cpyToDuHarq(first_rb);
cpyToDuHarq(V_UL_DAI);
cpyToDuHarq(Qm);
cpyToDuHarq(CcC);
cpyToDuHarq(srs_active);
cpyToDuHarq(TBS);
cpyToDuHarq(Nsymb_pusch);
LOG_W(PHY,"Added request to perform ulsch for: rnti:%d, fsf: %d/%d\n", ulsch->rnti, frame, subframe);
}
void appendFs6DLUE(uint8_t *bufferZone, LTE_DL_FRAME_PARMS *fp, int UE_id, int8_t harq_pid, LTE_eNB_DLSCH_t *dlsch0, LTE_DL_eNB_HARQ_t *harqData, int frame, int subframe) {
commonUDP_t *FirstUDPheader=(commonUDP_t *) bufferZone;
// move to the end
@@ -889,6 +957,50 @@ void appendFs6DLUE(uint8_t *bufferZone, LTE_DL_FRAME_PARMS *fp, int UE_id, int8_
//LOG_D(PHY,"buffer e:%hhx\n", ( (uint8_t *)(hDLUE(newUDPheader)+1) )[i]);
}
void appendFs6DLUEcch(uint8_t *bufferZone, PHY_VARS_eNB *eNB, int frame, int subframe) {
commonUDP_t *FirstUDPheader=(commonUDP_t *) bufferZone;
// move to the end
uint8_t *firstFreeByte=bufferZone;
int curBlock=0;
for (int i=0; i < FirstUDPheader->nbBlocks; i++) {
AssertFatal( ((commonUDP_t *) firstFreeByte)->blockID==curBlock,"");
firstFreeByte+=alignedSize(firstFreeByte);
curBlock++;
}
commonUDP_t *newUDPheader=(commonUDP_t *) firstFreeByte;
bool first_UE=true;
for (int i = 0; i < NUMBER_OF_UCI_VARS_MAX; i++) {
LTE_eNB_UCI *uci = &(eNB->uci_vars[i]);
if ((uci->active == 1) && (uci->frame == frame) && (uci->subframe == subframe)) {
LOG_D(PHY,"Frame %d, subframe %d: adding uci procedures (type %d) for %d \n",
frame,
subframe,
uci->type,
i);
if ( first_UE ) {
FirstUDPheader->nbBlocks++;
newUDPheader->blockID=curBlock;
newUDPheader->contentBytes=sizeof(fs6_dl_t)+sizeof(fs6_dl_uespec_ulcch_t);
hTxULcch(newUDPheader)->type=fs6ULConfigCCH;
hTxULcch(newUDPheader)->nb_active_ue=0;
first_UE=false;
}
fs6_dl_uespec_ulcch_element_t *tmp=(fs6_dl_uespec_ulcch_element_t *)(hTxULcch(newUDPheader)+1);
tmp+=hTxULcch(newUDPheader)->nb_active_ue;
tmp->UE_id=i;
memcpy(&tmp->cch_vars,uci, sizeof(tmp->cch_vars));
hTxULcch(newUDPheader)->nb_active_ue++;
newUDPheader->contentBytes+=sizeof(fs6_dl_uespec_ulcch_element_t);
}
}
}
void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rxtx_proc_t *proc, int do_meas, uint8_t *buf, int bufSize) {
int frame=proc->frame_tx;
int subframe=proc->subframe_tx;
@@ -947,6 +1059,11 @@ void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rx
}
}
appendFs6DLUEcch(bufferZone,
eNB,
frame,
subframe
);
uint8_t num_pdcch_symbols = eNB->pdcch_vars[subframe&1].num_pdcch_symbols;
uint8_t num_dci = eNB->pdcch_vars[subframe&1].num_dci;
uint8_t num_mdci = eNB->mpdcch_vars[subframe&1].num_dci;