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bug fix for qpsk modulation

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This commit is contained in:
Raymond Knopp
2018-03-20 18:02:52 +01:00
parent 71a98a977e
commit 846268fdd3
6 changed files with 29 additions and 22 deletions
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openair1/PHY/LTE_TRANSPORT/dci.c
+2 -2
View File
@@ -2265,7 +2265,7 @@ uint8_t generate_dci_top(uint8_t num_pdcch_symbols,
y[0] = &yseq0[0];
y[1] = &yseq1[0];
#if 1
#if 0
// reset all bits to <NIL>, here we set <NIL> elements as 2
// memset(e, 2, DCI_BITS_MAX);
// here we interpret NIL as a random QPSK sequence. That makes power estimation easier.
@@ -2276,7 +2276,7 @@ uint8_t generate_dci_top(uint8_t num_pdcch_symbols,
/* clear all bits, the above code may generate too much false detections
* (not sure about this, to be checked somehow)
*/
// memset(e, 0, DCI_BITS_MAX);
memset(e, 0, DCI_BITS_MAX);
e_ptr = e;
openair1/PHY/LTE_TRANSPORT/dlsch_modulation.c
+17 -12
View File
@@ -2289,7 +2289,7 @@ int dlsch_modulation(PHY_VARS_eNB* phy_vars_eNB,
amp_rho_b = (int16_t)(((int32_t)amp*dlsch1->sqrt_rho_b)>>13);
}
if(mod_order0 == 2)
/*if(mod_order0 == 2)
{
for(i=0;i<2;i++)
{
@@ -2297,7 +2297,7 @@ int dlsch_modulation(PHY_VARS_eNB* phy_vars_eNB,
qpsk_table_b0[i] = (int16_t)(((int32_t)qpsk_table[i]*amp_rho_b)>>15);
}
}
else if (mod_order0 == 4)
else*/ if (mod_order0 == 4)
for (i=0;i<4; i++) {
qam16_table_a0[i] = (int16_t)(((int32_t)qam16_table[i]*amp_rho_a)>>15);
qam16_table_b0[i] = (int16_t)(((int32_t)qam16_table[i]*amp_rho_b)>>15);
@@ -2308,14 +2308,14 @@ int dlsch_modulation(PHY_VARS_eNB* phy_vars_eNB,
qam64_table_b0[i] = (int16_t)(((int32_t)qam64_table[i]*amp_rho_b)>>15);
}
if (mod_order1 == 2)
/*if (mod_order1 == 2)
{
for (i=0; i<2; i++) {
qpsk_table_a1[i] = (int16_t)(((int32_t)qpsk_table[i]*amp_rho_a)>>15);
qpsk_table_b1[i] = (int16_t)(((int32_t)qpsk_table[i]*amp_rho_b)>>15);
}
}
else if (mod_order1 == 4)
else*/ if (mod_order1 == 4)
for (i=0; i<4; i++) {
qam16_table_a1[i] = (int16_t)(((int32_t)qam16_table[i]*amp_rho_a)>>15);
qam16_table_b1[i] = (int16_t)(((int32_t)qam16_table[i]*amp_rho_b)>>15);
@@ -2444,11 +2444,11 @@ int dlsch_modulation(PHY_VARS_eNB* phy_vars_eNB,
switch (mod_order0) {
case 2:
//qam_table_s0 = NULL;
if (pilots) {
qam_table_s0 = NULL;
/*if (pilots) {
qam_table_s0 = qpsk_table_b0;
#ifdef NEW_ALLOC_RE
/* TODO: remove this code? */
// TODO: remove this code? //
allocate_REs = (dlsch0->harq_processes[harq_pid]->mimo_mode == SISO) ?
allocate_REs_in_RB_pilots_QPSK_siso :
allocate_REs_in_RB;
@@ -2457,13 +2457,13 @@ int dlsch_modulation(PHY_VARS_eNB* phy_vars_eNB,
else {
qam_table_s0 = qpsk_table_a0;
#ifdef NEW_ALLOC_RE
/* TODO: remove this code? */
// TODO: remove this code? //
allocate_REs = (dlsch0->harq_processes[harq_pid]->mimo_mode == SISO) ?
allocate_REs_in_RB_no_pilots_QPSK_siso :
allocate_REs_in_RB;
#endif
}
}*/
break;
case 4:
if (pilots) {
@@ -2512,12 +2512,17 @@ int dlsch_modulation(PHY_VARS_eNB* phy_vars_eNB,
switch (mod_order1) {
case 2:
if (pilots) {
qam_table_s1 = NULL;
#ifdef NEW_ALLOC_RE
/* TODO: remove this code? */
allocate_REs = allocate_REs_in_RB;
#endif
/*if (pilots) {
qam_table_s1 = qpsk_table_b1;
}
else {
qam_table_s1 = qpsk_table_a1;
}
}*/
break;
case 4:
if (pilots) {
@@ -2593,7 +2598,7 @@ int dlsch_modulation(PHY_VARS_eNB* phy_vars_eNB,
rb);
allocate_REs(phy_vars_eNB,
allocate_REs_in_RB(phy_vars_eNB,
txdataF,
&jj,
&jj2,
openair1/SCHED/phy_procedures_lte_eNb.c
+1
View File
@@ -551,6 +551,7 @@ void phy_procedures_eNB_TX(PHY_VARS_eNB *eNB,
else
{
// generate pdsch
//printf("%d.%d pdsch_procedures ue rnti %d\n", frame, subframe, dlsch0->rnti);///////////////////////////////////**********************
pdsch_procedures(eNB,
proc,
harq_pid,
openair2/LAYER2/MAC/eNB_scheduler_bch.c
+1
View File
@@ -787,6 +787,7 @@ schedule_SI(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP)
eNB->eNB_stats[CC_id].bcch_buffer = bcch_sdu_length;
eNB->eNB_stats[CC_id].total_bcch_buffer += bcch_sdu_length;
eNB->eNB_stats[CC_id].bcch_mcs = mcs;
//printf("SI %d.%d\n", frameP, subframeP);/////////////////////////////////////////******************************
} else {
//LOG_D(MAC,"[eNB %d] Frame %d : BCCH not active \n",Mod_id,frame);
targets/RT/USER/lte-enb.c
+2 -2
View File
@@ -240,7 +240,7 @@ static inline int rxtx(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc, char *thread_nam
if(get_nprocs() >= 8){
wakeup_tx(eNB,eNB->proc.ru_proc);
}
else if(get_nprocs() > 4){
else if(get_nprocs() >= 4){
phy_procedures_eNB_TX(eNB, proc, no_relay, NULL, 1);
wakeup_txfh(proc,eNB->proc.ru_proc);
@@ -1041,7 +1041,7 @@ void kill_eNB_proc(int inst) {
pthread_mutex_lock(&proc_rxtx[i].mutex_rxtx);
proc_rxtx[i].instance_cnt_rxtx = 0;
proc_rxtx[i].pipe_ready = 0;
pthread_cond_signal( &proc_rxtx[i].cond_rxtx );
pthread_cond_signal(&proc_rxtx[i].cond_rxtx);
pthread_mutex_unlock(&proc_rxtx[i].mutex_rxtx);
}
proc->instance_cnt_prach = 0;
targets/RT/USER/lte-ru.c
+6 -6
View File
@@ -1181,7 +1181,7 @@ void wakeup_eNBs(RU_t *ru) {
LOG_D(PHY,"wakeup_eNBs (num %d) for RU %d ru->eNB_top:%p\n",ru->num_eNB,ru->idx, ru->eNB_top);
if (ru->num_eNB==1 && ru->eNB_top!=0 && get_nprocs() <= 4) {
if (ru->num_eNB==1 && ru->eNB_top!=0 && get_nprocs() < 4) {
// call eNB function directly
char string[20];
@@ -1645,7 +1645,7 @@ static void* ru_thread( void* param ) {
// wakeup all eNB processes waiting for this RU
if (ru->num_eNB>0) wakeup_eNBs(ru);
if(get_nprocs() <= 4){
if(get_nprocs() < 4){
// do TX front-end processing if needed (precoding and/or IDFTs)
if (ru->feptx_prec) ru->feptx_prec(ru);
@@ -1859,7 +1859,7 @@ void init_RU_proc(RU_t *ru) {
if(emulate_rf)
pthread_create( &proc->pthread_emulateRF, attr_emulateRF, emulatedRF_thread, (void*)proc );
if (get_nprocs() > 4)
if (get_nprocs() >= 4)
pthread_create( &proc->pthread_FH1, attr_FH1, ru_thread_tx, (void*)ru );
if (ru->function == NGFI_RRU_IF4p5) {
@@ -1958,7 +1958,7 @@ void kill_RU_proc(int inst)
pthread_join(proc->pthread_asynch_rxtx, NULL);
}
}
if (get_nprocs() >= 2 && fepw) {
if (get_nprocs() > 2 && fepw) {
if (ru->feprx) {
pthread_mutex_lock(&proc->mutex_fep);
proc->instance_cnt_fep = 0;
@@ -2250,8 +2250,8 @@ void set_function_spec_param(RU_t *ru)
}
else if (ru->function == eNodeB_3GPP) {
ru->do_prach = 0; // no prach processing in RU
ru->feprx = (get_nprocs()<=2) ? fep_full : ru_fep_full_2thread; // RX DFTs
ru->feptx_ofdm = (get_nprocs()<=2) ? feptx_ofdm : feptx_ofdm_2thread; // this is fep with idft and precoding
ru->feprx = (get_nprocs()<=2 || !fepw) ? fep_full : ru_fep_full_2thread; // RX DFTs
ru->feptx_ofdm = (get_nprocs()<=2 || !fepw) ? feptx_ofdm : feptx_ofdm_2thread; // this is fep with idft and precoding
ru->feptx_prec = feptx_prec; // this is fep with idft and precoding
ru->fh_north_in = NULL; // no incoming fronthaul from north
ru->fh_north_out = NULL; // no outgoing fronthaul to north