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Create DL sub header

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This commit is contained in:
laurent
2019-08-01 10:45:25 +02:00
parent 2af75f48f2
commit 75665ad0fc
7 changed files with 90 additions and 43 deletions
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executables/dl_fs6.c → executables/main-fs6.c
+70 -29
View File
@@ -175,7 +175,7 @@ void pusch_procedures_extract(uint8_t *bufferZone, int bufSize, PHY_VARS_eNB *eN
for (int i = 0; i < NUMBER_OF_UE_MAX; i++) {
LTE_eNB_ULSCH_t *ulsch = eNB->ulsch[i];
if (ulsch->ue_type > 0)
if (ulsch->ue_type > NOCE)
harq_pid = 0;
else
harq_pid= subframe2harq_pid(&eNB->frame_parms,frame,subframe);
@@ -232,14 +232,12 @@ void pusch_procedures_extract(uint8_t *bufferZone, int bufSize, PHY_VARS_eNB *eN
}
}
void phy_procedures_eNB_uespec_RX_extract(uint8_t *buf, int bufSize, PHY_VARS_eNB *eNB,L1_rxtx_proc_t *proc) {
void phy_procedures_eNB_uespec_RX_extract(uint8_t *bufferZone, int bufSize, PHY_VARS_eNB *eNB,L1_rxtx_proc_t *proc) {
//RX processing for ue-specific resources (i
LTE_DL_FRAME_PARMS *fp = &eNB->frame_parms;
const int subframe = proc->subframe_rx;
const int frame = proc->frame_rx;
/* TODO: use correct rxdata */
T (T_ENB_PHY_INPUT_SIGNAL, T_INT (eNB->Mod_id), T_INT (frame), T_INT (subframe), T_INT (0),
T_BUFFER (&eNB->RU_list[0]->common.rxdata[0][subframe * eNB->frame_parms.samples_per_tti], eNB->frame_parms.samples_per_tti * 4));
if ((fp->frame_type == TDD) && (subframe_select(fp,subframe)!=SF_UL)) return;
@@ -257,7 +255,7 @@ void phy_procedures_eNB_uespec_RX_extract(uint8_t *buf, int bufSize, PHY_VARS_eN
uci_procedures (eNB, proc);
if (NFAPI_MODE==NFAPI_MONOLITHIC || NFAPI_MODE==NFAPI_MODE_PNF) { // If PNF or monolithic
pusch_procedures_extract(buf, bufSize, eNB,proc);
pusch_procedures_extract(bufferZone, bufSize, eNB,proc);
}
lte_eNB_I0_measurements (eNB, subframe, 0, eNB->first_run_I0_measurements);
@@ -277,9 +275,6 @@ void phy_procedures_eNB_uespec_RX_extract(uint8_t *buf, int bufSize, PHY_VARS_eN
LOG_I (PHY, "max_I0 %d, min_I0 %d\n", max_I0, min_I0);
}
commonUDP_t *header=(commonUDP_t *) buf;
header->contentBytes=1000;
header->nbBlocks=1;
return;
}
@@ -293,7 +288,7 @@ void pusch_procedures_process(uint8_t *bufferZone, int bufSize, PHY_VARS_eNB *eN
for (int i = 0; i < NUMBER_OF_UE_MAX; i++) {
LTE_eNB_ULSCH_t *ulsch = eNB->ulsch[i];
if (ulsch->ue_type > 0) harq_pid = 0;
if (ulsch->ue_type > NOCE) harq_pid = 0;
else harq_pid=harq_pid0;
LTE_UL_eNB_HARQ_t *ulsch_harq = ulsch->harq_processes[harq_pid];
@@ -454,6 +449,35 @@ void phy_procedures_eNB_TX_process(uint8_t *bufferZone, int nbBlocks, PHY_VARS_e
eNB->pdcch_vars[subframe&1].num_dci=header->num_dci;
uint8_t num_mdci = eNB->mpdcch_vars[subframe&1].num_dci = header->num_mdci;
// 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 *bufPtr=bufferZone;
for (int i=0; i < nbBlocks; i++) { //nbBlocks is the actual received blocks
fs6_dl_uespec_t *dlPtr=(fs6_dl_uespec_t *)(commonUDPdata(bufPtr)+sizeof(fs6_dl_t));
#ifdef PHY_TX_THREAD
eNB->dlsch[dlPtr->UE_id][0]->active[subframe] = 1;
#else
eNB->dlsch[dlPtr->UE_id][0]->active = 1;
#endif
eNB->dlsch[dlPtr->UE_id][0]->harq_ids[frame%2][subframe]=dlPtr->harq_pid;
eNB->dlsch[dlPtr->UE_id][0]->rnti=dlPtr->rnti;
memcpy(eNB->dlsch[dlPtr->UE_id][0]->harq_processes[dlPtr->harq_pid]->e,
commonUDPdata(((uint8_t *)dlPtr)+sizeof(fs6_dl_t)), dlPtr->dataLen);
bufPtr+=alignedSize(bufPtr);
}
if (do_meas==1) {
start_meas(&eNB->phy_proc_tx);
start_meas(&eNB->dlsch_common_and_dci);
@@ -476,8 +500,8 @@ void phy_procedures_eNB_TX_process(uint8_t *bufferZone, int nbBlocks, PHY_VARS_e
// clear previous allocation information for all UEs
for (int i = 0; i < NUMBER_OF_UE_MAX; i++) {
if (eNB->dlsch[i][0])
eNB->dlsch[i][0]->subframe_tx[subframe] = 0;
//if (eNB->dlsch[i][0])
//eNB->dlsch[i][0]->subframe_tx[subframe] = 0;
}
if (NFAPI_MODE==NFAPI_MONOLITHIC || NFAPI_MODE==NFAPI_MODE_PNF) {
@@ -500,10 +524,17 @@ void phy_procedures_eNB_TX_process(uint8_t *bufferZone, int nbBlocks, PHY_VARS_e
}
for (int UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++) {
if (header->UE_dl_active[UE_id]) { // if we generate dlsch, we must generate pdsch
LTE_eNB_DLSCH_t *dlsch0 = eNB->dlsch[UE_id][0];
LTE_eNB_DLSCH_t *dlsch1 = eNB->dlsch[UE_id][1];
int harq_pid=dlsch0->harq_ids[frame%2][subframe]=header->UE_dl_active[UE_id];
LTE_eNB_DLSCH_t *dlsch0 = eNB->dlsch[UE_id][0];
LTE_eNB_DLSCH_t *dlsch1 = eNB->dlsch[UE_id][1];
if ((dlsch0)&&(dlsch0->rnti>0)&&
#ifdef PHY_TX_THREAD
(dlsch0->active[subframe] == 1)
#else
(dlsch0->active == 1)
#endif
) {
int harq_pid=dlsch0->harq_ids[frame%2][subframe];
pdsch_procedures(eNB,
proc,
harq_pid,
@@ -518,7 +549,7 @@ void phy_procedures_eNB_TX_process(uint8_t *bufferZone, int nbBlocks, PHY_VARS_e
AMP);
}
void appendFs6DLUE(uint8_t *bufferZone, uint8_t *UEdata, int UEdataLen) {
void appendFs6DLUE(uint8_t *bufferZone, int UE_id, int8_t harq_pid, uint16_t rnti, uint8_t *UEdata, int UEdataLen) {
commonUDP_t *FirstUDPheader=(commonUDP_t *) bufferZone;
// move to the end
uint8_t *firstFreeByte=bufferZone;
@@ -534,10 +565,14 @@ void appendFs6DLUE(uint8_t *bufferZone, uint8_t *UEdata, int UEdataLen) {
commonUDP_t *newUDPheader=(commonUDP_t *) firstFreeByte;
FirstUDPheader->nbBlocks++;
newUDPheader->blockID=curBlock;
newUDPheader->contentBytes=sizeof(fs6_dl_t)+UEdataLen;
newUDPheader->contentBytes=sizeof(fs6_dl_t)+sizeof(fs6_dl_uespec_t) + UEdataLen;
// We skip the fs6 DL header, that is populated by caller
// This header will be duplicated during sending
memcpy(commonUDPdata(firstFreeByte+sizeof(fs6_dl_t)), UEdata, UEdataLen);
fs6_dl_uespec_t *tmp=(fs6_dl_uespec_t *) firstFreeByte+sizeof(fs6_dl_t);
tmp->UE_id=UE_id;
tmp->harq_pid=harq_pid;
tmp->rnti=rnti;
memcpy(commonUDPdata(((uint8_t *)tmp)+sizeof(fs6_dl_uespec_t)), UEdata, UEdataLen);
}
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) {
@@ -558,8 +593,8 @@ void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rx
// clear previous allocation information for all UEs
for (int i = 0; i < NUMBER_OF_UE_MAX; i++) {
if (eNB->dlsch[i][0])
eNB->dlsch[i][0]->subframe_tx[subframe] = 0;
//if (eNB->dlsch[i][0])
//eNB->dlsch[i][0]->subframe_tx[subframe] = 0;
}
/* TODO: check the following test - in the meantime it is put back as it was before */
@@ -569,7 +604,8 @@ void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rx
for (int i=0; i<NUMBER_OF_UE_MAX; i++) {
int harq_pid;
if (eNB->ulsch[i] && eNB->ulsch[i]->ue_type >0)
if (eNB->ulsch[i] && eNB->ulsch[i]->ue_type > NOCE)
// LTE-M case
harq_pid = 0;
else
header->UE_ul_active[i] = harq_pid = subframe2harq_pid(fp,header->ul_frame,header->ul_subframe);
@@ -608,7 +644,7 @@ void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rx
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;
uint8_t num_mdci = eNB->mpdcch_vars[subframe&1].num_dci;
LOG_D(PHY,"num_pdcch_symbols %"PRIu8",number dci %"PRIu8"\n",num_pdcch_symbols, num_dci);
if (NFAPI_MODE==NFAPI_MONOLITHIC || NFAPI_MODE==NFAPI_MODE_PNF) {
@@ -626,8 +662,7 @@ void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rx
LTE_eNB_DLSCH_t *dlsch0;
for (int UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++) {
dlsch0 = eNB->dlsch[UE_id][0];
header->UE_dl_active[UE_id]=-1;
LTE_eNB_DLSCH_t *dlsch0 = eNB->dlsch[UE_id][0];
if ((dlsch0)&&(dlsch0->rnti>0)&&
#ifdef PHY_TX_THREAD
@@ -641,7 +676,7 @@ void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rx
AssertFatal(harq_pid>=0,"harq_pid is negative\n");
if (harq_pid>=8) {
if (dlsch0->ue_type==0)
if (dlsch0->ue_type == NOCE)
LOG_E(PHY,"harq_pid:%d corrupt must be 0-7 UE_id:%d frame:%d subframe:%d rnti:%x [ %1d.%1d.%1d.%1d.%1d.%1d.%1d.%1d\n", harq_pid,UE_id,frame,subframe,dlsch0->rnti,
dlsch0->harq_ids[frame%2][0],
dlsch0->harq_ids[frame%2][1],
@@ -652,8 +687,6 @@ void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rx
dlsch0->harq_ids[frame%2][6],
dlsch0->harq_ids[frame%2][7]);
} else {
header->UE_dl_active[UE_id]=harq_pid;
if (dlsch_procedures(eNB,
proc,
harq_pid,
@@ -673,6 +706,9 @@ void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rx
*/
LTE_DL_eNB_HARQ_t *dlsch_harq=dlsch0->harq_processes[harq_pid];
appendFs6DLUE(bufferZone,
UE_id,
harq_pid,
dlsch0->rnti,
dlsch0->harq_processes[harq_pid]->e,
get_G(fp,
dlsch_harq->nb_rb,
@@ -693,7 +729,7 @@ void phy_procedures_eNB_TX_extract(uint8_t *bufferZone, PHY_VARS_eNB *eNB, L1_rx
#endif
) {
// clear subframe TX flag since UE is not scheduled for PDSCH in this subframe (so that we don't look for PUCCH later)
dlsch0->subframe_tx[subframe]=0;
//dlsch0->subframe_tx[subframe]=0;
}
}
@@ -791,12 +827,17 @@ void UL_cu_fs6(RU_t *ru,int frame, int subframe, uint64_t TS) {
commonUDP_t *UDPheader=(commonUDP_t *) bufferZone;
int nb_blocks=receiveSubFrame(&sockFS6, TS, bufferZone, sizeof(bufferZone) );
if (nb_blocks ==0) {
LOG_W(PHY, "CU lost a subframe\n");
return;
}
if (nb_blocks != UDPheader->nbBlocks )
LOG_W(PHY, "received %d blocks for %d expected\n", nb_blocks, UDPheader->nbBlocks);
// Fixme: datamodel issue
PHY_VARS_eNB *eNB = RC.eNB[0][0];
L1_proc_t *proc = &eNB->proc;
L1_proc_t *proc = &eNB->proc;
prach_eNB_process(bufferZone, sizeof(bufferZone), eNB,NULL,proc->frame_rx,proc->subframe_rx);
release_UE_in_freeList(eNB->Mod_id);
executables/split_headers.h
+7 -1
View File
@@ -53,13 +53,19 @@ typedef struct {
DCI_ALLOC_t dci_alloc[32];
int num_mdci;
int amp;
int8_t UE_dl_active[NUMBER_OF_UE_MAX]; // the HARQ id for this UE (-1: disabled)
int8_t UE_ul_active[NUMBER_OF_UE_MAX];
int8_t UE_ul_first_rb[NUMBER_OF_UE_MAX]; //
int8_t UE_ul_last_rb[NUMBER_OF_UE_MAX]; //
LTE_eNB_PHICH phich_vars;
} fs6_dl_t;
typedef struct {
int UE_id;
int8_t harq_pid;
uint16_t rnti;
int dataLen;
} fs6_dl_uespec_t;
bool createUDPsock (char *sourceIP, char *sourcePort, char *destIP, char *destPort, UDPsock_t *result);
int receiveSubFrame(UDPsock_t *sock, uint64_t expectedTS, void *bufferZone, int bufferSize);
int sendSubFrame(UDPsock_t *sock, void *bufferZone, ssize_t secondHeaderSize);