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Commit a7183bc5 authored by Robert Schmidt's avatar Robert Schmidt
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Correctly implement phy_free_nr_gNB() 

Frees all allocated memory, except for library loading related, and ul
reference signal sequences, which are allocated in static variables
parent 010c9566
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Showing with 139 additions and 116 deletions
openair1/PHY/INIT/nr_init.c
View file @ a7183bc5
......@@ -243,37 +243,9 @@ int phy_init_nr_gNB(PHY_VARS_gNB *gNB,
common_vars->debugBuff = (int32_t*)malloc16_clear(fp->samples_per_frame*sizeof(int32_t)*100);
common_vars->debugBuff_sample_offset = 0;
// Channel estimates for SRS
/*
for (UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++) {
srs_vars[UE_id].srs_ch_estimates = (int32_t **)malloc16( 64*sizeof(int32_t *) );
srs_vars[UE_id].srs_ch_estimates_time = (int32_t **)malloc16( 64*sizeof(int32_t *) );
for (i=0; i<64; i++) {
srs_vars[UE_id].srs_ch_estimates[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*fp->ofdm_symbol_size );
srs_vars[UE_id].srs_ch_estimates_time[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*fp->ofdm_symbol_size*2 );
}
} //UE_id
*/
/*generate_ul_ref_sigs_rx();
init_ulsch_power_LUT();*/
/*
// SRS
for (UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++) {
srs_vars[UE_id].srs = (int32_t *)malloc16_clear(2*fp->ofdm_symbol_size*sizeof(int32_t));
}
*/
// PRACH
prach_vars->prachF = (int16_t *)malloc16_clear( 1024*2*sizeof(int16_t) );
prach_vars->rxsigF = (int16_t **)malloc16_clear(Prx*sizeof(int16_t*));
/*
for (i=0;i<Prx;i++){
prach_vars->rxsigF[i] = (int16_t *)malloc16_clear( 1024*2*sizeof(int16_t) );
}
*/
prach_vars->prach_ifft = (int32_t *)malloc16_clear(1024*2*sizeof(int32_t));
init_prach_list(gNB);
......@@ -329,51 +301,102 @@ int phy_init_nr_gNB(PHY_VARS_gNB *gNB,
void phy_free_nr_gNB(PHY_VARS_gNB *gNB)
{
NR_DL_FRAME_PARMS* const fp = &gNB->frame_parms;
NR_gNB_COMMON *const common_vars = &gNB->common_vars;
NR_gNB_PUSCH **const pusch_vars = gNB->pusch_vars;
/*LTE_eNB_SRS *const srs_vars = gNB->srs_vars;
LTE_eNB_PRACH *const prach_vars = &gNB->prach_vars;*/
const int Ptx = gNB->gNB_config.carrier_config.num_tx_ant.value;
const int Prx = gNB->gNB_config.carrier_config.num_rx_ant.value;
const int max_ul_mimo_layers = 4; // taken from phy_init_nr_gNB()
const int n_buf = Prx * max_ul_mimo_layers;
uint32_t ***pdcch_dmrs = gNB->nr_gold_pdcch_dmrs;
int Ptx=gNB->gNB_config.carrier_config.num_tx_ant.value;
for (int slot = 0; slot < fp->slots_per_frame; slot++) {
for (int symb = 0; symb < fp->symbols_per_slot; symb++)
free_and_zero(pdcch_dmrs[slot][symb]);
free_and_zero(pdcch_dmrs[slot]);
}
free_and_zero(pdcch_dmrs);
uint32_t ****pdsch_dmrs = gNB->nr_gold_pdsch_dmrs;
for (int slot = 0; slot < fp->slots_per_frame; slot++) {
for (int symb = 0; symb < fp->symbols_per_slot; symb++) {
for (int q = 0; q < NR_MAX_NB_CODEWORDS; q++)
free_and_zero(pdsch_dmrs[slot][symb][q]);
free_and_zero(pdsch_dmrs[slot][symb]);
}
free_and_zero(pdsch_dmrs[slot]);
}
free_and_zero(gNB->nr_gold_pdsch_dmrs);
uint32_t ****pusch_dmrs = gNB->nr_gold_pusch_dmrs;
for(int nscid = 0; nscid < 2; nscid++) {
for (int slot = 0; slot < fp->slots_per_frame; slot++) {
for (int symb = 0; symb < fp->symbols_per_slot; symb++)
free_and_zero(pusch_dmrs[nscid][slot][symb]);
free_and_zero(pusch_dmrs[nscid][slot]);
}
free_and_zero(pusch_dmrs[nscid]);
}
free_and_zero(pusch_dmrs);
uint32_t ***csi_rs = gNB->nr_gold_csi_rs;
for (int slot = 0; slot < fp->slots_per_frame; slot++) {
for (int symb = 0; symb < fp->symbols_per_slot; symb++)
free_and_zero(csi_rs[slot][symb]);
free_and_zero(csi_rs[slot]);
}
free_and_zero(csi_rs);
for (int id = 0; id < NUMBER_OF_NR_SRS_MAX; id++) {
for (int i = 0; i < Prx; i++){
free_and_zero(gNB->nr_srs_info[id]->srs_received_signal[i]);
free_and_zero(gNB->nr_srs_info[id]->srs_ls_estimated_channel[i]);
free_and_zero(gNB->nr_srs_info[id]->srs_estimated_channel_freq[i]);
free_and_zero(gNB->nr_srs_info[id]->srs_estimated_channel_time[i]);
free_and_zero(gNB->nr_srs_info[id]->srs_estimated_channel_time_shifted[i]);
}
free_and_zero(gNB->nr_srs_info[id]->srs_generated_signal);
free_and_zero(gNB->nr_srs_info[id]->noise_power);
free_and_zero(gNB->nr_srs_info[id]->srs_received_signal);
free_and_zero(gNB->nr_srs_info[id]->srs_ls_estimated_channel);
free_and_zero(gNB->nr_srs_info[id]->srs_estimated_channel_freq);
free_and_zero(gNB->nr_srs_info[id]->srs_estimated_channel_time);
free_and_zero(gNB->nr_srs_info[id]->srs_estimated_channel_time_shifted);
free_and_zero(gNB->nr_srs_info[id]);
}
free_ul_reference_signal_sequences();
free_gnb_lowpapr_sequences();
reset_nr_transport(gNB);
NR_gNB_COMMON * common_vars = &gNB->common_vars;
for (int i = 0; i < Ptx; i++) {
free_and_zero(common_vars->txdataF[i]);
/* rxdataF[i] is not allocated -> don't free */
free_and_zero(common_vars->beam_id[i]);
}
free_and_zero(common_vars->txdataF);
free_and_zero(common_vars->rxdataF);
// PDCCH DMRS sequences
free_and_zero(pdcch_dmrs);
/*
// Channel estimates for SRS
for (UE_id = 0; UE_id < NUMBER_OF_UE_MAX; UE_id++) {
for (i=0; i<64; i++) {
free_and_zero(srs_vars[UE_id].srs_ch_estimates[i]);
free_and_zero(srs_vars[UE_id].srs_ch_estimates_time[i]);
for (int i = 0; i < Prx; ++i) {
free_and_zero(common_vars->rxdataF[i]);
free_and_zero(common_vars->rxdata[i]);
}
free_and_zero(srs_vars[UE_id].srs_ch_estimates);
free_and_zero(srs_vars[UE_id].srs_ch_estimates_time);
} //UE_id
//free_ul_ref_sigs();
free_and_zero(common_vars->txdataF);
free_and_zero(common_vars->rxdata);
free_and_zero(common_vars->rxdataF);
free_and_zero(common_vars->beam_id);
for (UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++) free_and_zero(srs_vars[UE_id].srs);
free_and_zero(common_vars->debugBuff);
NR_gNB_PRACH* prach_vars = &gNB->prach_vars;
free_and_zero(prach_vars->prachF);
free_and_zero(prach_vars->rxsigF);
free_and_zero(prach_vars->prach_ifft);
for (i = 0; i < 64; i++) free_and_zero(prach_vars->prach_ifft[0][i]);
free_and_zero(prach_vars->prach_ifft[0]);
free_and_zero(prach_vars->rxsigF[0]);
*/
NR_gNB_PUSCH** pusch_vars = gNB->pusch_vars;
for (int ULSCH_id=0; ULSCH_id<gNB->number_of_nr_ulsch_max; ULSCH_id++) {
for (int i = 0; i < fp->nb_antennas_rx; i++) {
for (int i = 0; i < Prx; i++) {
free_and_zero(pusch_vars[ULSCH_id]->rxdataF_ext[i]);
free_and_zero(pusch_vars[ULSCH_id]->rxdataF_ext2[i]);
}
for (int i = 0; i < 4*fp->nb_antennas_rx; i++) {
for (int i = 0; i < n_buf; i++) {
free_and_zero(pusch_vars[ULSCH_id]->ul_ch_estimates[i]);
free_and_zero(pusch_vars[ULSCH_id]->ul_ch_estimates_ext[i]);
free_and_zero(pusch_vars[ULSCH_id]->ul_ch_estimates_time[i]);
......@@ -393,8 +416,8 @@ void phy_free_nr_gNB(PHY_VARS_gNB *gNB)
free_and_zero(pusch_vars[ULSCH_id]->ul_ch_estimates_ext);
free_and_zero(pusch_vars[ULSCH_id]->ul_ch_ptrs_estimates);
free_and_zero(pusch_vars[ULSCH_id]->ul_ch_ptrs_estimates_ext);
free_and_zero(pusch_vars[ULSCH_id]->ul_ch_estimates_time);
free_and_zero(pusch_vars[ULSCH_id]->ptrs_phase_per_slot);
free_and_zero(pusch_vars[ULSCH_id]->ul_ch_estimates_time);
free_and_zero(pusch_vars[ULSCH_id]->ul_valid_re_per_slot);
free_and_zero(pusch_vars[ULSCH_id]->rxdataF_comp);
free_and_zero(pusch_vars[ULSCH_id]->ul_ch_mag0);
......@@ -406,14 +429,6 @@ void phy_free_nr_gNB(PHY_VARS_gNB *gNB)
free_and_zero(pusch_vars[ULSCH_id]->llr);
free_and_zero(pusch_vars[ULSCH_id]);
} //ULSCH_id
/*
for (UE_id = 0; UE_id < NUMBER_OF_UE_MAX; UE_id++) gNB->UE_stats_ptr[UE_id] = NULL;
*/
free_gnb_lowpapr_sequences();
}
//Adding nr_schedule_handler
......@@ -588,7 +603,7 @@ void init_nr_transport(PHY_VARS_gNB *gNB) {
for (int j=0; j<2; j++) {
// ULSCH for data
gNB->ulsch[i][j] = new_gNB_ulsch(MAX_LDPC_ITERATIONS, fp->N_RB_UL, 0);
gNB->ulsch[i][j] = new_gNB_ulsch(MAX_LDPC_ITERATIONS, fp->N_RB_UL);
if (!gNB->ulsch[i][j]) {
LOG_E(PHY,"Can't get gNB ulsch structures\n");
......@@ -604,3 +619,18 @@ void init_nr_transport(PHY_VARS_gNB *gNB) {
//fp->pucch_config_common.deltaPUCCH_Shift = 1;
}
void reset_nr_transport(PHY_VARS_gNB *gNB)
{
const NR_DL_FRAME_PARMS *fp = &gNB->frame_parms;
for (int i = 0; i < NUMBER_OF_NR_PUCCH_MAX; i++)
free_gNB_pucch(gNB->pucch[i]);
for (int i = 0; i < NUMBER_OF_NR_SRS_MAX; i++)
free_gNB_srs(gNB->srs[i]);
for (int i=0; i<gNB->number_of_nr_ulsch_max; i++)
for (int j=0; j<2; j++)
free_gNB_ulsch(&gNB->ulsch[i][j], fp->N_RB_UL);
}
openair1/PHY/INIT/phy_init.h
View file @ a7183bc5
......@@ -405,6 +405,7 @@ void nr_phy_config_request_sim(PHY_VARS_gNB *gNB,int N_RB_DL,int N_RB_UL,int mu,
void phy_free_nr_gNB(PHY_VARS_gNB *gNB);
int l1_north_init_gNB(void);
void init_nr_transport(PHY_VARS_gNB *gNB);
void reset_nr_transport(PHY_VARS_gNB *gNB);
void init_dfts(void);
......
openair1/PHY/NR_TRANSPORT/nr_transport_proto.h
View file @ a7183bc5
......@@ -298,6 +298,7 @@ int16_t find_nr_prach(PHY_VARS_gNB *gNB,int frame,int slot, find_type_t type);
int16_t find_nr_prach_ru(RU_t *ru,int frame,int slot, find_type_t type);
NR_gNB_PUCCH_t *new_gNB_pucch(void);
void free_gNB_pucch(NR_gNB_PUCCH_t *pucch);
void nr_fill_pucch(PHY_VARS_gNB *gNB,
int frame,
......@@ -310,6 +311,7 @@ int nr_find_pucch(uint16_t rnti,
PHY_VARS_gNB *gNB);
NR_gNB_SRS_t *new_gNB_srs(void);
void free_gNB_srs(NR_gNB_SRS_t *srs);
int nr_find_srs(uint16_t rnti,
int frame,
......
openair1/PHY/NR_TRANSPORT/nr_ulsch.h
View file @ a7183bc5
......@@ -35,7 +35,7 @@
void free_gNB_ulsch(NR_gNB_ULSCH_t **ulsch,uint8_t N_RB_UL);
NR_gNB_ULSCH_t *new_gNB_ulsch(uint8_t max_ldpc_iterations,uint16_t N_RB_UL, uint8_t abstraction_flag);
NR_gNB_ULSCH_t *new_gNB_ulsch(uint8_t max_ldpc_iterations, uint16_t N_RB_UL);
/*! \brief Perform PUSCH decoding. TS 38.212 V15.4.0 subclause 6.2
......
openair1/PHY/NR_TRANSPORT/nr_ulsch_decoding.c
View file @ a7183bc5
......@@ -61,53 +61,33 @@ void free_gNB_ulsch(NR_gNB_ULSCH_t **ulschptr,uint8_t N_RB_UL)
uint16_t a_segments = MAX_NUM_NR_ULSCH_SEGMENTS; //number of segments to be allocated
NR_gNB_ULSCH_t *ulsch = *ulschptr;
if (ulsch) {
if (N_RB_UL != 273) {
a_segments = a_segments*N_RB_UL;
a_segments = a_segments/273 +1;
}
for (i=0; i<NR_MAX_ULSCH_HARQ_PROCESSES; i++) {
if (ulsch->harq_processes[i]) {
if (ulsch->harq_processes[i]->b) {
free16(ulsch->harq_processes[i]->b,a_segments*1056);
free_and_zero(ulsch->harq_processes[i]->b);
ulsch->harq_processes[i]->b = NULL;
}
for (r=0; r<a_segments; r++) {
free16(ulsch->harq_processes[i]->c[r],(8448)*sizeof(uint8_t));
ulsch->harq_processes[i]->c[r] = NULL;
}
for (r=0; r<a_segments; r++) {
if (ulsch->harq_processes[i]->d[r]) {
free16(ulsch->harq_processes[i]->d[r],(68*384)*sizeof(int16_t));
ulsch->harq_processes[i]->d[r] = NULL;
}
}
for (r=0; r<a_segments; r++) {
if (ulsch->harq_processes[i]->w[r]) {
free16(ulsch->harq_processes[i]->w[r],(3*(6144+64))*sizeof(int16_t));
ulsch->harq_processes[i]->w[r] = NULL;
}
}
for (r=0; r<a_segments; r++) {
if (ulsch->harq_processes[i]->p_nrLDPC_procBuf[r]){
free_and_zero(ulsch->harq_processes[i]->c[r]);
free_and_zero(ulsch->harq_processes[i]->d[r]);
free_and_zero(ulsch->harq_processes[i]->w[r]);
nrLDPC_free_mem(ulsch->harq_processes[i]->p_nrLDPC_procBuf[r]);
ulsch->harq_processes[i]->p_nrLDPC_procBuf[r] = NULL;
}
}
free16(ulsch->harq_processes[i],sizeof(NR_UL_gNB_HARQ_t));
free_and_zero(ulsch->harq_processes[i]);
ulsch->harq_processes[i] = NULL;
}
}
free16(ulsch,sizeof(NR_gNB_ULSCH_t));
*ulschptr = NULL;
}
free_and_zero(*ulschptr);
}
NR_gNB_ULSCH_t *new_gNB_ulsch(uint8_t max_ldpc_iterations,uint16_t N_RB_UL, uint8_t abstraction_flag)
NR_gNB_ULSCH_t *new_gNB_ulsch(uint8_t max_ldpc_iterations, uint16_t N_RB_UL)
{
NR_gNB_ULSCH_t *ulsch;
......@@ -129,7 +109,6 @@ NR_gNB_ULSCH_t *new_gNB_ulsch(uint8_t max_ldpc_iterations,uint16_t N_RB_UL, uint
ulsch->harq_processes[i] = (NR_UL_gNB_HARQ_t *)malloc16_clear(sizeof(NR_UL_gNB_HARQ_t));
ulsch->harq_processes[i]->b = (uint8_t*)malloc16_clear(ulsch_bytes);
if (abstraction_flag == 0) {
for (r=0; r<a_segments; r++) {
ulsch->harq_processes[i]->p_nrLDPC_procBuf[r] = nrLDPC_init_mem();
ulsch->harq_processes[i]->c[r] = (uint8_t*)malloc16_clear(8448*sizeof(uint8_t));
......@@ -137,7 +116,6 @@ NR_gNB_ULSCH_t *new_gNB_ulsch(uint8_t max_ldpc_iterations,uint16_t N_RB_UL, uint
ulsch->harq_processes[i]->w[r] = (int16_t*)malloc16_clear((3*(6144+64))*sizeof(int16_t));
}
}
}
return(ulsch);
}
......
openair1/PHY/NR_TRANSPORT/pucch_rx.c
View file @ a7183bc5
......@@ -62,6 +62,11 @@ NR_gNB_PUCCH_t *new_gNB_pucch(void){
return (pucch);
}
void free_gNB_pucch(NR_gNB_PUCCH_t *pucch)
{
free_and_zero(pucch);
}
int nr_find_pucch(uint16_t rnti,
int frame,
int slot,
......
openair1/PHY/NR_TRANSPORT/srs_rx.c
View file @ a7183bc5
......@@ -49,6 +49,11 @@ NR_gNB_SRS_t *new_gNB_srs(void){
return (srs);
}
void free_gNB_srs(NR_gNB_SRS_t *srs)
{
free_and_zero(srs);
}
int nr_find_srs(uint16_t rnti,
int frame,
int slot,
......
openair1/SIMULATION/NR_PHY/dlschsim.c
View file @ a7183bc5
......@@ -640,6 +640,8 @@ int main(int argc, char **argv)
reset_DLSCH_struct(gNB, &msgDataTx);
phy_free_nr_gNB(gNB);
for (i = 0; i < 2; i++) {
free(s_re[i]);
free(s_im[i]);
......
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