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OpenXG-RAN
Commit 00ff5e8a authored by adk's avatar adk Committed by Thomas Schlichter
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PUSCH PTRS extraction and fixing nr_ulsim

parent 505d06e9
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Showing with 153 additions and 61 deletions
openair1/PHY/INIT/nr_init.c
View file @ 00ff5e8a
......@@ -170,7 +170,7 @@ int phy_init_nr_gNB(PHY_VARS_gNB *gNB,
gNB->pusch_config.pusch_TimeDomainResourceAllocation[i]->mappingType = typeB;
}
gNB->ptrs_configured = 0;
gNB->ptrs_configured = 1;
//------------- config PUSCH PTRS parameters(to be updated from RRC)--------------//
ptrs_Uplink_Config->timeDensity.ptrs_mcs1 = 0; // setting MCS values to 0 indicate abscence of time_density field in the configuration
......@@ -234,32 +234,36 @@ int phy_init_nr_gNB(PHY_VARS_gNB *gNB,
for (int UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++) {
//FIXME
pusch_vars[UE_id] = (NR_gNB_PUSCH *)malloc16_clear( sizeof(NR_gNB_PUSCH) );
pusch_vars[UE_id]->rxdataF_ext = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->rxdataF_ext2 = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_estimates = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_estimates_ext = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_estimates_time = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->rxdataF_comp = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_mag0 = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_magb0 = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_mag = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_magb = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->rho = (int32_t **)malloc16_clear( fp->nb_antennas_rx*sizeof(int32_t*) );
pusch_vars[UE_id]->rxdataF_ext = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->rxdataF_ext2 = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_estimates = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_estimates_ext = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_ptrs_estimates = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_ptrs_estimates_ext = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_estimates_time = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->rxdataF_comp = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_mag0 = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_magb0 = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_mag = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->ul_ch_magb = (int32_t **)malloc16( fp->nb_antennas_rx*sizeof(int32_t *) );
pusch_vars[UE_id]->rho = (int32_t **)malloc16_clear( fp->nb_antennas_rx*sizeof(int32_t*) );
for (i=0; i<fp->nb_antennas_rx; i++) {
// RK 2 times because of output format of FFT!
// FIXME We should get rid of this
pusch_vars[UE_id]->rxdataF_ext[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->rxdataF_ext2[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->ul_ch_estimates[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->ul_ch_estimates_ext[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->ul_ch_estimates_time[i] = (int32_t *)malloc16_clear( 2*sizeof(int32_t)*fp->ofdm_symbol_size );
pusch_vars[UE_id]->rxdataF_comp[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->ul_ch_mag0[i] = (int32_t *)malloc16_clear( fp->symbols_per_slot*sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12 );
pusch_vars[UE_id]->ul_ch_magb0[i] = (int32_t *)malloc16_clear( fp->symbols_per_slot*sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12 );
pusch_vars[UE_id]->ul_ch_mag[i] = (int32_t *)malloc16_clear( fp->symbols_per_slot*sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12 );
pusch_vars[UE_id]->ul_ch_magb[i] = (int32_t *)malloc16_clear( fp->symbols_per_slot*sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12 );
pusch_vars[UE_id]->rho[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*(fp->N_RB_UL*12*7*2) );
pusch_vars[UE_id]->rxdataF_ext[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->rxdataF_ext2[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->ul_ch_estimates[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->ul_ch_estimates_ext[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->ul_ch_ptrs_estimates[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*2*fp->symbols_per_slot ); // max intensity in freq is 1 sc every 2 RBs
pusch_vars[UE_id]->ul_ch_ptrs_estimates_ext[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*2*fp->symbols_per_slot );
pusch_vars[UE_id]->ul_ch_estimates_time[i] = (int32_t *)malloc16_clear( 2*sizeof(int32_t)*fp->ofdm_symbol_size );
pusch_vars[UE_id]->rxdataF_comp[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12*fp->symbols_per_slot );
pusch_vars[UE_id]->ul_ch_mag0[i] = (int32_t *)malloc16_clear( fp->symbols_per_slot*sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12 );
pusch_vars[UE_id]->ul_ch_magb0[i] = (int32_t *)malloc16_clear( fp->symbols_per_slot*sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12 );
pusch_vars[UE_id]->ul_ch_mag[i] = (int32_t *)malloc16_clear( fp->symbols_per_slot*sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12 );
pusch_vars[UE_id]->ul_ch_magb[i] = (int32_t *)malloc16_clear( fp->symbols_per_slot*sizeof(int32_t)*cfg->rf_config.ul_carrier_bandwidth.value*12 );
pusch_vars[UE_id]->rho[i] = (int32_t *)malloc16_clear( sizeof(int32_t)*(fp->N_RB_UL*12*7*2) );
}
pusch_vars[UE_id]->llr = (int16_t *)malloc16_clear( (8*((3*8*6144)+12))*sizeof(int16_t) ); // [hna] 6144 is LTE and (8*((3*8*6144)+12)) is not clear
......@@ -363,6 +367,8 @@ void phy_free_nr_gNB(PHY_VARS_gNB *gNB)
free_and_zero(pusch_vars[UE_id]->rxdataF_ext2[i]);
free_and_zero(pusch_vars[UE_id]->ul_ch_estimates[i]);
free_and_zero(pusch_vars[UE_id]->ul_ch_estimates_ext[i]);
free_and_zero(pusch_vars[UE_id]->ul_ch_ptrs_estimates[i]);
free_and_zero(pusch_vars[UE_id]->ul_ch_ptrs_estimates_ext[i]);
free_and_zero(pusch_vars[UE_id]->ul_ch_estimates_time[i]);
free_and_zero(pusch_vars[UE_id]->rxdataF_comp[i]);
free_and_zero(pusch_vars[UE_id]->ul_ch_mag0[i]);
......@@ -376,6 +382,8 @@ void phy_free_nr_gNB(PHY_VARS_gNB *gNB)
free_and_zero(pusch_vars[UE_id]->rxdataF_ext2);
free_and_zero(pusch_vars[UE_id]->ul_ch_estimates);
free_and_zero(pusch_vars[UE_id]->ul_ch_estimates_ext);
free_and_zero(pusch_vars[UE_id]->ul_ch_ptrs_estimates);
free_and_zero(pusch_vars[UE_id]->ul_ch_ptrs_estimates_ext);
free_and_zero(pusch_vars[UE_id]->ul_ch_estimates_time);
free_and_zero(pusch_vars[UE_id]->rxdataF_comp);
free_and_zero(pusch_vars[UE_id]->ul_ch_mag0);
......
openair1/PHY/INIT/nr_init_ue.c
View file @ 00ff5e8a
......@@ -748,7 +748,7 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
/////////////////////////PUSCH PTRS init/////////////////////////
///////////
ue->ptrs_configured = 0; // flag to be toggled by RCC
ue->ptrs_configured = 1; // flag to be toggled by RCC
//------------- config PTRS parameters--------------//
ptrs_Uplink_Config->timeDensity.ptrs_mcs1 = 0; // setting MCS values to 0 indicate abscence of time_density field in the configuration
......
openair1/PHY/NR_TRANSPORT/nr_transport_proto.h
View file @ 00ff5e8a
......@@ -65,20 +65,18 @@ void nr_rx_pusch(PHY_VARS_gNB *gNB,
@param is_dmrs_symbol, flag to indicate wether this OFDM symbol contains DMRS symbols or not.
*/
void nr_ulsch_extract_rbs_single(int **rxdataF,
int **ul_ch_estimates,
int **rxdataF_ext,
int **ul_ch_estimates_ext,
uint32_t rxdataF_ext_offset,
// unsigned int *rb_alloc, [hna] Resource Allocation Type 1 is assumed only for the moment
void nr_ulsch_extract_rbs_single(int32_t **rxdataF,
NR_gNB_PUSCH *pusch_vars,
unsigned char symbol,
unsigned short start_rb,
unsigned short nb_rb_pusch,
uint16_t n_rnti,
NR_DL_FRAME_PARMS *frame_parms,
uint8_t dmrs_symbol,
uint16_t number_symbols,
uint8_t mapping_type,
dmrs_UplinkConfig_t *dmrs_UplinkConfig);
uint8_t ptrs_configured,
dmrs_UplinkConfig_t *dmrs_UplinkConfig,
ptrs_UplinkConfig_t *ptrs_Uplink_Config);
void nr_ulsch_scale_channel(int32_t **ul_ch_estimates_ext,
NR_DL_FRAME_PARMS *frame_parms,
......
openair1/PHY/NR_UE_TRANSPORT/nr_ulsch_ue.c
View file @ 00ff5e8a
......@@ -546,6 +546,7 @@ uint8_t nr_ue_pusch_common_procedures(PHY_VARS_NR_UE *UE,
frame_parms);
}
}
///////////
////////////////////////////////////////////////////
return 0;
......
openair1/PHY/defs_gNB.h
View file @ 00ff5e8a
......@@ -375,6 +375,14 @@ typedef struct {
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..12*N_RB_UL*frame_parms->symbols_per_tti[
int32_t **ul_ch_estimates_ext;
/// \brief Hold the PTRS phase estimates in frequency domain.
/// - first index: rx antenna id [0..nb_antennas_rx[
/// - second index: ? [0..12*N_RB_UL*frame_parms->symbols_per_tti[
int32_t **ul_ch_ptrs_estimates;
/// \brief Uplink phase estimates extracted in PRBS.
/// - first index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - second index: ? [0..12*N_RB_UL*frame_parms->symbols_per_tti[
int32_t **ul_ch_ptrs_estimates_ext;
/// \brief Holds the compensated signal.
/// - first index: rx antenna id [0..nb_antennas_rx[
/// - second index: ? [0..12*N_RB_UL*frame_parms->symbols_per_tti[
......@@ -416,6 +424,12 @@ typedef struct {
int16_t *llr;
// DMRS symbol index, to be updated every DMRS symbol within a slot.
uint8_t dmrs_symbol;
// PTRS symbol index, to be updated every PTRS symbol within a slot.
uint8_t ptrs_symbol_index;
/// bit mask of PT-RS ofdm symbol indicies
uint16_t ptrs_symbols;
// PTRS subcarriers per OFDM symbol
uint16_t ptrs_sc_per_ofdm_symbol;
} NR_gNB_PUSCH;
......
openair1/SIMULATION/NR_PHY/ulsim.c
View file @ 00ff5e8a
......@@ -428,7 +428,7 @@ int main(int argc, char **argv)
uint16_t number_dmrs_symbols = 0;
unsigned int available_bits;
uint8_t nb_re_dmrs;
uint8_t length_dmrs = UE->dmrs_UplinkConfig.pusch_maxLength;
uint8_t length_dmrs = UE->pusch_config.dmrs_UplinkConfig.pusch_maxLength;
unsigned char mod_order;
uint16_t code_rate;
......@@ -440,12 +440,12 @@ int main(int argc, char **argv)
0,
0,
nb_symb_sch,
&UE->dmrs_UplinkConfig,
&UE->pusch_config.dmrs_UplinkConfig,
UE->pusch_config.pusch_TimeDomainResourceAllocation[0]->mappingType,
frame_parms->ofdm_symbol_size);
mod_order = nr_get_Qm_ul(Imcs, 0);
nb_re_dmrs = ((UE->dmrs_UplinkConfig.pusch_dmrs_type == pusch_dmrs_type1) ? 6 : 4) * number_dmrs_symbols;
nb_re_dmrs = ((UE->pusch_config.dmrs_UplinkConfig.pusch_dmrs_type == pusch_dmrs_type1) ? 6 : 4) * number_dmrs_symbols;
code_rate = nr_get_code_rate_ul(Imcs, 0);
available_bits = nr_get_G(nb_rb, nb_symb_sch, nb_re_dmrs, length_dmrs, mod_order, 1);
TBS = nr_compute_tbs(mod_order, code_rate, nb_rb, nb_symb_sch, nb_re_dmrs*length_dmrs, 0, precod_nbr_layers);
......
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