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Commit 3025627c authored by Roberto Louro Magueta's avatar Roberto Louro Magueta
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Remove j, koverline and loverline from nr_csi_rs_info_t

parent 36a9139a
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Showing with 38 additions and 17 deletions
openair1/PHY/NR_TRANSPORT/nr_csi_rs.c
View file @ 3025627c
......@@ -53,7 +53,10 @@ void nr_generate_csi_rs(const NR_DL_FRAME_PARMS *frame_parms,
uint8_t *CDM_group_size,
uint8_t *k_prime,
uint8_t *l_prime,
uint8_t *N_ports) {
uint8_t *N_ports,
uint8_t *j_cdm,
uint8_t *k_overline,
uint8_t *l_overline) {
#ifdef NR_CSIRS_DEBUG
LOG_I(NR_PHY, "csi_params->subcarrier_spacing = %i\n", csi_params->subcarrier_spacing);
......@@ -648,9 +651,9 @@ void nr_generate_csi_rs(const NR_DL_FRAME_PARMS *frame_parms,
if (k_prime) *k_prime = kprime;
if (l_prime) *l_prime = lprime;
if (N_ports) *N_ports = ports;
memcpy(nr_csi_rs_info->j,j,16*sizeof(uint8_t));
memcpy(nr_csi_rs_info->koverline,koverline,16*sizeof(uint8_t));
memcpy(nr_csi_rs_info->loverline,loverline,16*sizeof(uint8_t));
if (j_cdm) memcpy(j_cdm,j,16*sizeof(uint8_t));
if (k_overline) memcpy(k_overline,koverline,16*sizeof(uint8_t));
if (l_overline) memcpy(l_overline,loverline,16*sizeof(uint8_t));
#ifdef NR_CSIRS_DEBUG
if (N_ports) LOG_I(NR_PHY, "nr_csi_rs_info->N_ports = %d\n", *N_ports);
......@@ -660,7 +663,7 @@ void nr_generate_csi_rs(const NR_DL_FRAME_PARMS *frame_parms,
if (l_prime) LOG_I(NR_PHY, "nr_csi_rs_info->lprime = %d\n", *l_prime);
if (N_cdm_groups) {
for(int ji=0; ji<*N_cdm_groups; ji++) {
LOG_I(NR_PHY, "(CDM group %d) j = %d, koverline = %d, loverline = %d\n", ji, nr_csi_rs_info->j[ji], nr_csi_rs_info->koverline[ji], nr_csi_rs_info->loverline[ji]);
LOG_I(NR_PHY, "(CDM group %d) j = %d, koverline = %d, loverline = %d\n", ji, j[ji], koverline[ji], loverline[ji]);
}
}
#endif
......
openair1/PHY/NR_TRANSPORT/nr_transport_proto.h
View file @ 3025627c
......@@ -347,7 +347,10 @@ void nr_generate_csi_rs(const NR_DL_FRAME_PARMS *frame_parms,
uint8_t *CDM_group_size,
uint8_t *k_prime,
uint8_t *l_prime,
uint8_t *N_ports);
uint8_t *N_ports,
uint8_t *j_cdm,
uint8_t *k_overline,
uint8_t *l_overline);
void free_nr_prach_entry(PHY_VARS_gNB *gNB, int prach_id);
......
openair1/PHY/NR_UE_TRANSPORT/csi_rx.c
View file @ 3025627c
......@@ -182,6 +182,9 @@ int nr_get_csi_rs_signal(const PHY_VARS_NR_UE *ue,
const uint8_t CDM_group_size,
const uint8_t k_prime,
const uint8_t l_prime,
const uint8_t *j_cdm,
const uint8_t *k_overline,
const uint8_t *l_overline,
int32_t csi_rs_received_signal[][ue->frame_parms.samples_per_slot_wCP]) {
int32_t **rxdataF = ue->common_vars.common_vars_rx_data_per_thread[proc->thread_id].rxdataF;
......@@ -202,11 +205,11 @@ int nr_get_csi_rs_signal(const PHY_VARS_NR_UE *ue,
// loop over frequency resource elements within a group
for (int kp = 0; kp <= k_prime; kp++) {
uint16_t k = (frame_parms->first_carrier_offset + (rb*NR_NB_SC_PER_RB)+nr_csi_rs_info->koverline[cdm_id] + kp) % frame_parms->ofdm_symbol_size;
uint16_t k = (frame_parms->first_carrier_offset + (rb*NR_NB_SC_PER_RB)+k_overline[cdm_id] + kp) % frame_parms->ofdm_symbol_size;
// loop over time resource elements within a group
for (int lp = 0; lp <= l_prime; lp++) {
uint16_t symb = lp + nr_csi_rs_info->loverline[cdm_id];
uint16_t symb = lp + l_overline[cdm_id];
uint64_t symbol_offset = symb*frame_parms->ofdm_symbol_size;
c16_t *rx_signal = (c16_t*)&rxdataF[ant_rx][symbol_offset];
c16_t *rx_csi_rs_signal = (c16_t*)&csi_rs_received_signal[ant_rx][symbol_offset];
......@@ -215,7 +218,7 @@ int nr_get_csi_rs_signal(const PHY_VARS_NR_UE *ue,
#ifdef NR_CSIRS_DEBUG
int dataF_offset = proc->nr_slot_rx*ue->frame_parms.samples_per_slot_wCP;
uint16_t port_tx = s+nr_csi_rs_info->j[cdm_id]*CDM_group_size;
uint16_t port_tx = s+j_cdm[cdm_id]*CDM_group_size;
c16_t *tx_csi_rs_signal = (c16_t*)&nr_csi_rs_info->csi_rs_generated_signal[port_tx][symbol_offset+dataF_offset];
LOG_I(NR_PHY, "l,k (%2d,%4d) |\tport_tx %d (%4d,%4d)\tant_rx %d (%4d,%4d)\n",
symb,
......@@ -263,6 +266,9 @@ int nr_csi_rs_channel_estimation(const PHY_VARS_NR_UE *ue,
const uint8_t k_prime,
const uint8_t l_prime,
const uint8_t N_ports,
const uint8_t *j_cdm,
const uint8_t *k_overline,
const uint8_t *l_overline,
int32_t csi_rs_ls_estimated_channel[][N_ports][ue->frame_parms.ofdm_symbol_size],
int32_t csi_rs_estimated_channel_freq[][N_ports][ue->frame_parms.ofdm_symbol_size],
int16_t *log2_re,
......@@ -293,17 +299,17 @@ int nr_csi_rs_channel_estimation(const PHY_VARS_NR_UE *ue,
for (int cdm_id = 0; cdm_id < N_cdm_groups; cdm_id++) {
for (int s = 0; s < CDM_group_size; s++) {
uint16_t port_tx = s+nr_csi_rs_info->j[cdm_id]*CDM_group_size;
uint16_t port_tx = s+j_cdm[cdm_id]*CDM_group_size;
// loop over frequency resource elements within a group
for (int kp = 0; kp <= k_prime; kp++) {
uint16_t kinit = (frame_parms->first_carrier_offset + rb*NR_NB_SC_PER_RB) % frame_parms->ofdm_symbol_size;
uint16_t k = kinit + nr_csi_rs_info->koverline[cdm_id] + kp;
uint16_t k = kinit + k_overline[cdm_id] + kp;
// loop over time resource elements within a group
for (int lp = 0; lp <= l_prime; lp++) {
uint16_t symb = lp + nr_csi_rs_info->loverline[cdm_id];
uint16_t symb = lp + l_overline[cdm_id];
uint64_t symbol_offset = symb*frame_parms->ofdm_symbol_size;
c16_t *tx_csi_rs_signal = (c16_t*)&csi_rs_generated_signal[port_tx][symbol_offset+dataF_offset];
c16_t *rx_csi_rs_signal = (c16_t*)&csi_rs_received_signal[ant_rx][symbol_offset];
......@@ -828,6 +834,9 @@ int nr_ue_csi_rs_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t
uint8_t k_prime = 0;
uint8_t l_prime = 0;
uint8_t N_ports = 0;
uint8_t j_cdm[16];
uint8_t k_overline[16];
uint8_t l_overline[16];
int16_t log2_re = 0;
int16_t log2_maxh = 0;
uint32_t noise_power = 0;
......@@ -847,7 +856,10 @@ int nr_ue_csi_rs_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t
&CDM_group_size,
&k_prime,
&l_prime,
&N_ports);
&N_ports,
j_cdm,
k_overline,
l_overline);
int32_t csi_rs_ls_estimated_channel[frame_parms->nb_antennas_rx][N_ports][frame_parms->ofdm_symbol_size];
int32_t csi_rs_estimated_channel_freq[frame_parms->nb_antennas_rx][N_ports][frame_parms->ofdm_symbol_size];
......@@ -860,6 +872,9 @@ int nr_ue_csi_rs_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t
CDM_group_size,
k_prime,
l_prime,
j_cdm,
k_overline,
l_overline,
csi_rs_received_signal);
nr_csi_rs_channel_estimation(ue,
......@@ -873,6 +888,9 @@ int nr_ue_csi_rs_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t
k_prime,
l_prime,
N_ports,
j_cdm,
k_overline,
l_overline,
csi_rs_ls_estimated_channel,
csi_rs_estimated_channel_freq,
&log2_re,
......
openair1/PHY/defs_nr_common.h
View file @ 3025627c
......@@ -254,9 +254,6 @@ typedef struct {
} nr_srs_info_t;
typedef struct {
uint8_t j[16];
uint8_t koverline[16];
uint8_t loverline[16];
uint16_t csi_gold_init;
uint32_t ***nr_gold_csi_rs;
uint8_t csi_rs_generated_signal_bits;
......
openair1/SCHED_NR/phy_procedures_nr_gNB.c
View file @ 3025627c
......@@ -168,7 +168,7 @@ void phy_procedures_gNB_TX(processingData_L1tx_t *msgTx,
if (csirs->active == 1) {
LOG_D(PHY, "CSI-RS generation started in frame %d.%d\n",frame,slot);
nfapi_nr_dl_tti_csi_rs_pdu_rel15_t *csi_params = &csirs->csirs_pdu.csi_rs_pdu_rel15;
nr_generate_csi_rs(&gNB->frame_parms, gNB->common_vars.txdataF, AMP, gNB->nr_csi_rs_info, csi_params, slot, NULL, NULL, NULL, NULL, NULL);
nr_generate_csi_rs(&gNB->frame_parms, gNB->common_vars.txdataF, AMP, gNB->nr_csi_rs_info, csi_params, slot, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
csirs->active = 0;
}
}
......
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