void lte_param_init(unsigned char N_tx, unsigned char N_rx,unsigned char transmission_mode,unsigned char extended_prefix_flag,uint16_t Nid_cell,uint8_t tdd_config)
{
unsigned int ind;
LTE_DL_FRAME_PARMS *lte_frame_parms;
printf("Start lte_param_init (Nid_cell %d, extended_prefix %d, transmission_mode %d, N_tx %d, N_rx %d)\n",
Nid_cell, extended_prefix_flag,transmission_mode,N_tx,N_rx);
PHY_vars_eNB = malloc(sizeof(PHY_VARS_eNB));
PHY_vars_UE = malloc(sizeof(PHY_VARS_UE));
mac_xface = malloc(sizeof(MAC_xface));
randominit(0);
set_taus_seed(0);
lte_frame_parms = &(PHY_vars_eNB->lte_frame_parms);
lte_frame_parms->N_RB_DL = 25; //50 for 10MHz and 25 for 5 MHz
lte_frame_parms->N_RB_UL = 25;
lte_frame_parms->Ncp = extended_prefix_flag;
lte_frame_parms->Nid_cell = Nid_cell;
lte_frame_parms->nushift = 0;
lte_frame_parms->nb_antennas_tx = N_tx;
lte_frame_parms->nb_antennas_rx = N_rx;
lte_frame_parms->tdd_config = tdd_config;
// lte_frame_parms->Csrs = 2;
// lte_frame_parms->Bsrs = 0;
// lte_frame_parms->kTC = 0;
// lte_frame_parms->n_RRC = 0;
lte_frame_parms->mode1_flag = (transmission_mode == 1)? 1 : 0;
init_frame_parms(lte_frame_parms,1);
//copy_lte_parms_to_phy_framing(lte_frame_parms, &(PHY_config->PHY_framing));
phy_init_top(lte_frame_parms); //allocation
lte_frame_parms->twiddle_fft = twiddle_fft;
lte_frame_parms->twiddle_ifft = twiddle_ifft;
lte_frame_parms->rev = rev;
memcpy(&PHY_vars_UE->lte_frame_parms,lte_frame_parms,sizeof(LTE_DL_FRAME_PARMS));
phy_init_lte_top(lte_frame_parms);
phy_init_lte_ue(PHY_vars_UE,1,0);
phy_init_lte_eNB(PHY_vars_eNB,0,0,0);
printf("Done lte_param_init\n");
}
void lte_param_init(unsigned char N_tx, unsigned char N_rx,unsigned char transmission_mode,unsigned char extended_prefix_flag,u16 Nid_cell,u8 N_RB_DL,u8 osf) {
LTE_DL_FRAME_PARMS *lte_frame_parms;
printf("Start lte_param_init\n");
PHY_vars_eNB = (PHY_VARS_eNB *)malloc(sizeof(PHY_VARS_eNB));
PHY_vars_UE = (PHY_VARS_UE *)malloc(sizeof(PHY_VARS_UE));
//PHY_config = malloc(sizeof(PHY_CONFIG));
// mac_xface = malloc(sizeof(MAC_xface));
randominit(0);
set_taus_seed(0);
lte_frame_parms = &(PHY_vars_eNB->lte_frame_parms);
lte_frame_parms->N_RB_DL = N_RB_DL; //50 for 10MHz and 25 for 5 MHz
lte_frame_parms->N_RB_UL = N_RB_DL;
lte_frame_parms->Ncp = extended_prefix_flag;
lte_frame_parms->Nid_cell = Nid_cell;
lte_frame_parms->nushift = 0;
lte_frame_parms->nb_antennas_tx = N_tx;
lte_frame_parms->nb_antennas_rx = N_rx;
// lte_frame_parms->Csrs = 2;
// lte_frame_parms->Bsrs = 0;
// lte_frame_parms->kTC = 0;
// lte_frame_parms->n_RRC = 0;
lte_frame_parms->mode1_flag = (transmission_mode == 1)? 1 : 0;
lte_frame_parms->tdd_config = 1;
lte_frame_parms->frame_type = 1;
init_frame_parms(lte_frame_parms,osf);
//copy_lte_parms_to_phy_framing(lte_frame_parms, &(PHY_config->PHY_framing));
phy_init_top(lte_frame_parms); //allocation
lte_frame_parms->twiddle_fft = twiddle_fft;
lte_frame_parms->twiddle_ifft = twiddle_ifft;
lte_frame_parms->rev = rev;
PHY_vars_UE->lte_frame_parms = *lte_frame_parms;
phy_init_lte_top(lte_frame_parms);
phy_init_lte_ue(PHY_vars_UE,0);
phy_init_lte_eNB(PHY_vars_eNB,0,0,0);
printf("Done lte_param_init\n");
}
void init_lte_vars(LTE_DL_FRAME_PARMS *frame_parms[MAX_NUM_CCs],
uint8_t frame_type,
uint8_t tdd_config,
uint8_t tdd_config_S,
uint8_t extended_prefix_flag,
uint8_t N_RB_DL,
uint16_t Nid_cell,
uint8_t cooperation_flag,uint8_t transmission_mode,uint8_t abstraction_flag,
int nb_antennas_rx, uint8_t eMBMS_active_state) {
uint8_t eNB_id,UE_id,RN_id,CC_id;
mac_xface = malloc(sizeof(MAC_xface));
memset(mac_xface, 0, sizeof(MAC_xface));
LOG_I(PHY,"init lte parms: Nid_cell %d, Frame type %d, N_RB_DL %d\n",Nid_cell,frame_type,N_RB_DL);
for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
frame_parms[CC_id] = calloc(1, sizeof(LTE_DL_FRAME_PARMS));
(frame_parms[CC_id])->frame_type = frame_type;
(frame_parms[CC_id])->tdd_config = tdd_config;
(frame_parms[CC_id])->tdd_config_S = tdd_config_S;
(frame_parms[CC_id])->N_RB_DL = N_RB_DL;
(frame_parms[CC_id])->N_RB_UL = (frame_parms[CC_id])->N_RB_DL;
(frame_parms[CC_id])->phich_config_common.phich_resource = oneSixth;
(frame_parms[CC_id])->phich_config_common.phich_duration = normal;
(frame_parms[CC_id])->Ncp = extended_prefix_flag;
(frame_parms[CC_id])->Nid_cell = Nid_cell;
(frame_parms[CC_id])->nushift = (Nid_cell%6);
(frame_parms[CC_id])->nb_antennas_tx = (transmission_mode == 1) ? 1 : 2;
(frame_parms[CC_id])->nb_antennas_tx_eNB = (transmission_mode == 1) ? 1 : 2;
(frame_parms[CC_id])->nb_antennas_rx = (transmission_mode == 1) ? 1 : 2;
(frame_parms[CC_id])->mode1_flag = (transmission_mode == 1) ? 1 : 0;
init_frame_parms(frame_parms[CC_id],1);
(frame_parms[CC_id])->pusch_config_common.ul_ReferenceSignalsPUSCH.cyclicShift = 0;//n_DMRS1 set to 0
(frame_parms[CC_id])->pusch_config_common.ul_ReferenceSignalsPUSCH.groupHoppingEnabled = 1;
(frame_parms[CC_id])->pusch_config_common.ul_ReferenceSignalsPUSCH.sequenceHoppingEnabled = 0;
(frame_parms[CC_id])->pusch_config_common.ul_ReferenceSignalsPUSCH.groupAssignmentPUSCH = 0;
init_ul_hopping(frame_parms[CC_id]);
}
phy_init_top(frame_parms[0]);
phy_init_lte_top(frame_parms[0]);
PHY_vars_eNB_g = (PHY_VARS_eNB***)malloc(NB_eNB_INST*sizeof(PHY_VARS_eNB**));
for (eNB_id=0; eNB_id<NB_eNB_INST;eNB_id++){
PHY_vars_eNB_g[eNB_id] = (PHY_VARS_eNB**) malloc(MAX_NUM_CCs*sizeof(PHY_VARS_eNB*));
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
PHY_vars_eNB_g[eNB_id][CC_id] = init_lte_eNB(frame_parms[CC_id],eNB_id,Nid_cell,cooperation_flag,transmission_mode,abstraction_flag);
PHY_vars_eNB_g[eNB_id][CC_id]->Mod_id=eNB_id;
PHY_vars_eNB_g[eNB_id][CC_id]->CC_id=CC_id;
}
}
PHY_vars_UE_g = (PHY_VARS_UE***)malloc(NB_UE_INST*sizeof(PHY_VARS_UE**));
for (UE_id=0; UE_id<NB_UE_INST;UE_id++){
PHY_vars_UE_g[UE_id] = (PHY_VARS_UE**) malloc(MAX_NUM_CCs*sizeof(PHY_VARS_UE*));
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
(frame_parms[CC_id])->nb_antennas_tx = 1;
(frame_parms[CC_id])->nb_antennas_rx = nb_antennas_rx;
PHY_vars_UE_g[UE_id][CC_id] = init_lte_UE(frame_parms[CC_id], UE_id,abstraction_flag,transmission_mode);
PHY_vars_UE_g[UE_id][CC_id]->Mod_id=UE_id;
PHY_vars_UE_g[UE_id][CC_id]->CC_id=CC_id;
}
}
if (NB_RN_INST > 0) {
PHY_vars_RN_g = malloc(NB_RN_INST*sizeof(PHY_VARS_RN*));
for (RN_id=0; RN_id<NB_RN_INST;RN_id++){
PHY_vars_RN_g[RN_id] = init_lte_RN(*frame_parms,RN_id,eMBMS_active_state);
}
}
}
void lte_param_init(unsigned char N_tx, unsigned char N_rx,unsigned char transmission_mode) {
unsigned int ind;
printf("Start lte_param_init\n");
PHY_vars_eNb = malloc(sizeof(PHY_VARS_eNB));
PHY_vars_UE = malloc(sizeof(PHY_VARS_UE));
PHY_config = malloc(sizeof(PHY_CONFIG));
mac_xface = malloc(sizeof(MAC_xface));
randominit(0);
set_taus_seed(0);
lte_frame_parms = &(PHY_vars_eNb->lte_frame_parms);
lte_frame_parms->N_RB_DL = 25; //50 for 10MHz and 25 for 5 MHz
lte_frame_parms->N_RB_UL = 25;
lte_frame_parms->Ncp = 1;
lte_frame_parms->Nid_cell = 0;
lte_frame_parms->nushift = 0;
lte_frame_parms->nb_antennas_tx = N_tx;
lte_frame_parms->nb_antennas_rx = N_rx;
lte_frame_parms->first_dlsch_symbol = 4;
lte_frame_parms->num_dlsch_symbols = 6;
lte_frame_parms->Csrs = 2;
lte_frame_parms->Bsrs = 0;
lte_frame_parms->kTC = 0;
lte_frame_parms->n_RRC = 0;
lte_frame_parms->mode1_flag = (transmission_mode == 1)? 1 : 0;
init_frame_parms(lte_frame_parms);
copy_lte_parms_to_phy_framing(lte_frame_parms, &(PHY_config->PHY_framing));
phy_init_top(N_tx); //allocation
lte_frame_parms->twiddle_fft = twiddle_fft;
lte_frame_parms->twiddle_ifft = twiddle_ifft;
lte_frame_parms->rev = rev;
PHY_vars_UE->lte_frame_parms = *lte_frame_parms;
lte_gold(lte_frame_parms);
generate_ul_ref_sigs();
generate_ul_ref_sigs_rx();
generate_64qam_table();
generate_16qam_table();
generate_RIV_tables();
generate_pcfich_reg_mapping(lte_frame_parms);
generate_phich_reg_mapping_ext(lte_frame_parms);
phy_init_lte_ue(&PHY_vars_UE->lte_frame_parms,
&PHY_vars_UE->lte_ue_common_vars,
PHY_vars_UE->lte_ue_dlsch_vars,
PHY_vars_UE->lte_ue_dlsch_vars_cntl,
PHY_vars_UE->lte_ue_dlsch_vars_ra,
PHY_vars_UE->lte_ue_dlsch_vars_1A,
PHY_vars_UE->lte_ue_pbch_vars,
PHY_vars_UE->lte_ue_pdcch_vars,
PHY_vars_UE);
phy_init_lte_eNB(&PHY_vars_eNb->lte_frame_parms,
&PHY_vars_eNb->lte_eNB_common_vars,
PHY_vars_eNb->lte_eNB_ulsch_vars,
0,
PHY_vars_eNb);
printf("Done lte_param_init\n");
}
