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OpenXG-RAN
Commit 771bab79 authored by Rohit Gupta's avatar Rohit Gupta
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Merge branch 'enhancement-57-UHD-interfacing' into develop

parents f9d1f855 9f032724
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Showing with 757 additions and 945 deletions
cmake_targets/CMakeLists.txt
View file @ 771bab79
......@@ -844,6 +844,7 @@ set(PHY_SRC
${OPENAIR1_DIR}/PHY/CODING/viterbi_lte.c
${OPENAIR1_DIR}/PHY/INIT/lte_init.c
${OPENAIR1_DIR}/PHY/INIT/lte_parms.c
${OPENAIR1_DIR}/PHY/INIT/lte_param_init.c
${OPENAIR1_DIR}/PHY/TOOLS/file_output.c
${OPENAIR1_DIR}/PHY/TOOLS/lte_dfts.c
${OPENAIR1_DIR}/PHY/TOOLS/log2_approx.c
......
openair1/PHY/INIT/lte_param_init.c 0 → 100644
View file @ 771bab79
#include <string.h>
#include <math.h>
#include <unistd.h>
#include <execinfo.h>
#include <signal.h>
#include "SIMULATION/TOOLS/defs.h"
#include "PHY/types.h"
#include "PHY/defs.h"
#include "PHY/extern.h"
extern PHY_VARS_eNB *PHY_vars_eNB;
extern PHY_VARS_UE *PHY_vars_UE;
void lte_param_init(unsigned char N_tx,
unsigned char N_rx,
unsigned char transmission_mode,
uint8_t extended_prefix_flag,
frame_t frame_type,
uint16_t Nid_cell,
uint8_t tdd_config,
uint8_t N_RB_DL,
uint8_t threequarter_fs,
uint8_t osf,
uint32_t perfect_ce)
{
LTE_DL_FRAME_PARMS *lte_frame_parms;
int i;
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));
srand(0);
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->threequarter_fs = threequarter_fs;
lte_frame_parms->Ncp = extended_prefix_flag;
lte_frame_parms->Nid_cell = Nid_cell;
lte_frame_parms->nushift = Nid_cell%6;
lte_frame_parms->nb_antennas_tx = N_tx;
lte_frame_parms->nb_antennas_rx = N_rx;
lte_frame_parms->nb_antennas_tx_eNB = N_tx;
lte_frame_parms->phich_config_common.phich_resource = one;
lte_frame_parms->tdd_config = tdd_config;
lte_frame_parms->frame_type = frame_type;
// lte_frame_parms->Csrs = 2;
// lte_frame_parms->Bsrs = 0;
// lte_frame_parms->kTC = 0;44
// lte_frame_parms->n_RRC = 0;
lte_frame_parms->mode1_flag = (transmission_mode == 1)? 1 : 0;
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
PHY_vars_UE->is_secondary_ue = 0;
PHY_vars_UE->lte_frame_parms = *lte_frame_parms;
PHY_vars_eNB->lte_frame_parms = *lte_frame_parms;
phy_init_lte_top(lte_frame_parms);
dump_frame_parms(lte_frame_parms);
PHY_vars_UE->PHY_measurements.n_adj_cells=0;
PHY_vars_UE->PHY_measurements.adj_cell_id[0] = Nid_cell+1;
PHY_vars_UE->PHY_measurements.adj_cell_id[1] = Nid_cell+2;
for (i=0; i<3; i++)
lte_gold(lte_frame_parms,PHY_vars_UE->lte_gold_table[i],Nid_cell+i);
phy_init_lte_ue(PHY_vars_UE,1,0);
phy_init_lte_eNB(PHY_vars_eNB,0,0,0);
generate_pcfich_reg_mapping(&PHY_vars_UE->lte_frame_parms);
generate_phich_reg_mapping(&PHY_vars_UE->lte_frame_parms);
// DL power control init
if (transmission_mode == 1) {
PHY_vars_eNB->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB
((PHY_vars_eNB->lte_frame_parms).pdsch_config_common).p_b = 0;
PHY_vars_UE->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB
((PHY_vars_UE->lte_frame_parms).pdsch_config_common).p_b = 0;
} else { // rho_a = rhob
PHY_vars_eNB->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB
((PHY_vars_eNB->lte_frame_parms).pdsch_config_common).p_b = 1;
PHY_vars_UE->pdsch_config_dedicated->p_a = dB0; // 4 = 0dB
((PHY_vars_UE->lte_frame_parms).pdsch_config_common).p_b = 1;
}
PHY_vars_UE->perfect_ce = perfect_ce;
printf("Done lte_param_init\n");
}
openair1/PHY/INIT/lte_parms.c
View file @ 771bab79
......@@ -68,33 +68,57 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
break;
default:
msg("Illegal oversampling %d\n",osf);
printf("Illegal oversampling %d\n",osf);
return(-1);
}
switch (frame_parms->N_RB_DL) {
case 100:
if (osf>1) {
msg("Illegal oversampling %d for N_RB_DL %d\n",osf,frame_parms->N_RB_DL);
printf("Illegal oversampling %d for N_RB_DL %d\n",osf,frame_parms->N_RB_DL);
return(-1);
}
frame_parms->ofdm_symbol_size = 2048;
frame_parms->log2_symbol_size = 11;
frame_parms->samples_per_tti = 30720;
frame_parms->first_carrier_offset = 2048-600;
if (frame_parms->threequarter_fs) {
frame_parms->ofdm_symbol_size = 1536;
frame_parms->samples_per_tti = 23040;
frame_parms->first_carrier_offset = 1536-600;
frame_parms->nb_prefix_samples=(frame_parms->nb_prefix_samples*3)>>2;
frame_parms->nb_prefix_samples0=(frame_parms->nb_prefix_samples0*3)>>2;
}
else {
frame_parms->ofdm_symbol_size = 2048;
frame_parms->samples_per_tti = 30720;
frame_parms->first_carrier_offset = 2048-600;
}
frame_parms->N_RBGS = 4;
frame_parms->N_RBG = 25;
break;
case 75:
if (osf>1) {
printf("Illegal oversampling %d for N_RB_DL %d\n",osf,frame_parms->N_RB_DL);
return(-1);
}
frame_parms->ofdm_symbol_size = 1536;
frame_parms->samples_per_tti = 23040;
frame_parms->first_carrier_offset = 1536-450;
frame_parms->nb_prefix_samples=(frame_parms->nb_prefix_samples*3)>>2;
frame_parms->nb_prefix_samples0=(frame_parms->nb_prefix_samples0*3)>>2;
frame_parms->N_RBGS = 4;
frame_parms->N_RBG = 25;
break;
case 50:
if (osf>1) {
msg("Illegal oversampling %d for N_RB_DL %d\n",osf,frame_parms->N_RB_DL);
printf("Illegal oversampling %d for N_RB_DL %d\n",osf,frame_parms->N_RB_DL);
return(-1);
}
frame_parms->ofdm_symbol_size = 1024*osf;
frame_parms->log2_symbol_size = 10+log2_osf;
frame_parms->samples_per_tti = 15360*osf;
frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 300;
frame_parms->nb_prefix_samples>>=(1-log2_osf);
......@@ -105,13 +129,13 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
case 25:
if (osf>2) {
msg("Illegal oversampling %d for N_RB_DL %d\n",osf,frame_parms->N_RB_DL);
printf("Illegal oversampling %d for N_RB_DL %d\n",osf,frame_parms->N_RB_DL);
return(-1);
}
frame_parms->ofdm_symbol_size = 512*osf;
frame_parms->log2_symbol_size = 9+log2_osf;
frame_parms->samples_per_tti = 7680*osf;
frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 150;
frame_parms->nb_prefix_samples>>=(2-log2_osf);
......@@ -124,7 +148,6 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
case 15:
frame_parms->ofdm_symbol_size = 256*osf;
frame_parms->log2_symbol_size = 8+log2_osf;
frame_parms->samples_per_tti = 3840*osf;
frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 90;
frame_parms->nb_prefix_samples>>=(3-log2_osf);
......@@ -135,7 +158,6 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
case 6:
frame_parms->ofdm_symbol_size = 128*osf;
frame_parms->log2_symbol_size = 7+log2_osf;
frame_parms->samples_per_tti = 1920*osf;
frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 36;
frame_parms->nb_prefix_samples>>=(4-log2_osf);
......@@ -145,7 +167,7 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
break;
default:
msg("init_frame_parms: Error: Number of resource blocks (N_RB_DL %d) undefined, frame_parms = %p \n",frame_parms->N_RB_DL, frame_parms);
printf("init_frame_parms: Error: Number of resource blocks (N_RB_DL %d) undefined, frame_parms = %p \n",frame_parms->N_RB_DL, frame_parms);
return(-1);
break;
}
......@@ -159,23 +181,22 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
void dump_frame_parms(LTE_DL_FRAME_PARMS *frame_parms)
{
msg("frame_parms->N_RB_DL=%d\n",frame_parms->N_RB_DL);
msg("frame_parms->N_RB_UL=%d\n",frame_parms->N_RB_UL);
msg("frame_parms->Nid_cell=%d\n",frame_parms->Nid_cell);
msg("frame_parms->Ncp=%d\n",frame_parms->Ncp);
msg("frame_parms->Ncp_UL=%d\n",frame_parms->Ncp_UL);
msg("frame_parms->nushift=%d\n",frame_parms->nushift);
msg("frame_parms->frame_type=%d\n",frame_parms->frame_type);
msg("frame_parms->tdd_config=%d\n",frame_parms->tdd_config);
msg("frame_parms->tdd_config_S=%d\n",frame_parms->tdd_config_S);
msg("frame_parms->mode1_flag=%d\n",frame_parms->mode1_flag);
msg("frame_parms->nb_antennas_tx=%d\n",frame_parms->nb_antennas_tx);
msg("frame_parms->nb_antennas_rx=%d\n",frame_parms->nb_antennas_rx);
msg("frame_parms->ofdm_symbol_size=%d\n",frame_parms->ofdm_symbol_size);
msg("frame_parms->log2_symbol_size=%d\n",frame_parms->log2_symbol_size);
msg("frame_parms->nb_prefix_samples=%d\n",frame_parms->nb_prefix_samples);
msg("frame_parms->nb_prefix_samples0=%d\n",frame_parms->nb_prefix_samples0);
msg("frame_parms->first_carrier_offset=%d\n",frame_parms->first_carrier_offset);
msg("frame_parms->samples_per_tti=%d\n",frame_parms->samples_per_tti);
msg("frame_parms->symbols_per_tti=%d\n",frame_parms->symbols_per_tti);
printf("frame_parms->N_RB_DL=%d\n",frame_parms->N_RB_DL);
printf("frame_parms->N_RB_UL=%d\n",frame_parms->N_RB_UL);
printf("frame_parms->Nid_cell=%d\n",frame_parms->Nid_cell);
printf("frame_parms->Ncp=%d\n",frame_parms->Ncp);
printf("frame_parms->Ncp_UL=%d\n",frame_parms->Ncp_UL);
printf("frame_parms->nushift=%d\n",frame_parms->nushift);
printf("frame_parms->frame_type=%d\n",frame_parms->frame_type);
printf("frame_parms->tdd_config=%d\n",frame_parms->tdd_config);
printf("frame_parms->tdd_config_S=%d\n",frame_parms->tdd_config_S);
printf("frame_parms->mode1_flag=%d\n",frame_parms->mode1_flag);
printf("frame_parms->nb_antennas_tx=%d\n",frame_parms->nb_antennas_tx);
printf("frame_parms->nb_antennas_rx=%d\n",frame_parms->nb_antennas_rx);
printf("frame_parms->ofdm_symbol_size=%d\n",frame_parms->ofdm_symbol_size);
printf("frame_parms->nb_prefix_samples=%d\n",frame_parms->nb_prefix_samples);
printf("frame_parms->nb_prefix_samples0=%d\n",frame_parms->nb_prefix_samples0);
printf("frame_parms->first_carrier_offset=%d\n",frame_parms->first_carrier_offset);
printf("frame_parms->samples_per_tti=%d\n",frame_parms->samples_per_tti);
printf("frame_parms->symbols_per_tti=%d\n",frame_parms->symbols_per_tti);
}
openair1/PHY/LTE_ESTIMATION/lte_dl_channel_estimation.c
View file @ 771bab79
......@@ -703,24 +703,28 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
void (*idft)(int16_t *,int16_t *, int);
switch (phy_vars_ue->lte_frame_parms.log2_symbol_size) {
case 7:
switch (phy_vars_ue->lte_frame_parms.ofdm_symbol_size) {
case 128:
idft = idft128;
break;
case 8:
case 256:
idft = idft256;
break;
case 9:
case 512:
idft = idft512;
break;
case 10:
case 1024:
idft = idft1024;
break;
case 11:
case 1536:
idft = idft1536;
break;
case 2048:
idft = idft2048;
break;
......
openair1/PHY/LTE_ESTIMATION/lte_sync_time.c
View file @ 771bab79
......@@ -61,7 +61,6 @@ int lte_sync_time_init(LTE_DL_FRAME_PARMS *frame_parms ) // LTE_UE_COMMON *com
{
int i,k;
//unsigned short ds = frame_parms->log2_symbol_size - 7;
sync_corr_ue0 = (int *)malloc16(LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*sizeof(int)*frame_parms->samples_per_tti);
sync_corr_ue1 = (int *)malloc16(LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*sizeof(int)*frame_parms->samples_per_tti);
......@@ -184,13 +183,6 @@ int lte_sync_time_init(LTE_DL_FRAME_PARMS *frame_parms ) // LTE_UE_COMMON *com
LOG_E(PHY,"Unsupported N_RB_DL %d\n",frame_parms->N_RB_DL);
break;
}
/*
frame_parms->twiddle_ifft, /// complex twiddle factors
frame_parms->rev, /// bit reversed permutation vector
frame_parms->log2_symbol_size,/// log2(FFT_SIZE)
(frame_parms->log2_symbol_size/2),
0); /// 0 - input is in complex Q1.15 format, 1 - input is in complex redundant Q1.15 format)
*/
for (i=0; i<frame_parms->ofdm_symbol_size; i++)
((int32_t*)primary_synch0_time)[i] = sync_tmp[i];
......
openair1/PHY/LTE_ESTIMATION/lte_ul_channel_estimation.c
View file @ 771bab79
......@@ -432,7 +432,7 @@ int32_t lte_ul_channel_estimation(PHY_VARS_eNB *phy_vars_eNB,
in_fft_ptr_0 = &temp_in_fft_0[0];
in_fft_ptr_1 = &temp_in_fft_1[0];
for(j=0; j<(1<<(frame_parms->log2_symbol_size))/12; j++) {
for(j=0; j<(frame_parms->ofdm_symbol_size)/12; j++) {
if (j>19) {
((int16_t*)in_fft_ptr_0)[-40+(2*j)] = ((int16_t*)temp_out_ifft_0)[-80+(2*j)]*rx_power_correction;
((int16_t*)in_fft_ptr_0)[-40+(2*j)+1] = ((int16_t*)temp_out_ifft_0)[-80+(2*j+1)]*rx_power_correction;
......
openair1/PHY/LTE_REFSIG/lte_dl_cell_spec.c
View file @ 771bab79
......@@ -72,7 +72,7 @@ int lte_dl_cell_spec_SS(PHY_VARS_eNB *phy_vars_eNB,
else if ((p==1) && (l>0))
nu = 0;
else {
msg("lte_dl_cell_spec: p %d, l %d -> ERROR\n",p,l);
printf("lte_dl_cell_spec: p %d, l %d -> ERROR\n",p,l);
return(-1);
}
......@@ -94,9 +94,9 @@ int lte_dl_cell_spec_SS(PHY_VARS_eNB *phy_vars_eNB,
output[k] = qpsk[(phy_vars_eNB->lte_gold_table[Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3];
//output[k] = (lte_gold_table[eNB_offset][Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3;
#ifdef DEBUG_DL_CELL_SPEC
msg("Ns %d, l %d, m %d,mprime_dword %d, mprime_qpsk_symbol %d\n",
printf("Ns %d, l %d, m %d,mprime_dword %d, mprime_qpsk_symbol %d\n",
Ns,l,m,mprime_dword,mprime_qpsk_symb);
msg("index = %d (k %d)\n",(phy_vars_eNB->lte_gold_table[Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3,k);
printf("index = %d (k %d)\n",(phy_vars_eNB->lte_gold_table[Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3,k);
#endif
mprime++;
......@@ -151,7 +151,7 @@ int lte_dl_cell_spec(PHY_VARS_eNB *phy_vars_eNB,
else if ((p==1) && (l>0))
nu = 0;
else {
msg("lte_dl_cell_spec: p %d, l %d -> ERROR\n",p,l);
printf("lte_dl_cell_spec: p %d, l %d -> ERROR\n",p,l);
return(-1);
}
......@@ -177,9 +177,9 @@ int lte_dl_cell_spec(PHY_VARS_eNB *phy_vars_eNB,
output[k] = qpsk[(phy_vars_eNB->lte_gold_table[Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3];
//output[k] = (lte_gold_table[eNB_offset][Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3;
#ifdef DEBUG_DL_CELL_SPEC
msg("Ns %d, l %d, m %d,mprime_dword %d, mprime_qpsk_symbol %d\n",
printf("Ns %d, l %d, m %d,mprime_dword %d, mprime_qpsk_symbol %d\n",
Ns,l,m,mprime_dword,mprime_qpsk_symb);
msg("index = %d (k %d)\n",(phy_vars_eNB->lte_gold_table[Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3,k);
printf("index = %d (k %d)\n",(phy_vars_eNB->lte_gold_table[Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3,k);
#endif
mprime++;
......
openair1/PHY/LTE_TRANSPORT/print_stats.c
View file @ 771bab79
......@@ -67,11 +67,12 @@ int dump_ue_stats(PHY_VARS_UE *phy_vars_ue, char* buffer, int length, runmode_t
if ((mode == normal_txrx) || (mode == no_L2_connect)) {
len += sprintf(&buffer[len], "[UE_PROC] UE %d, RNTI %x\n",phy_vars_ue->Mod_id, phy_vars_ue->lte_ue_pdcch_vars[0]->crnti);
len += sprintf(&buffer[len],"[UE PROC] RSRP[0] %.2f dBm/RE, RSSI %.2f dBm, RSRQ[0] %.2f dB, N0 %d dBm/RE\n",
len += sprintf(&buffer[len],"[UE PROC] RSRP[0] %.2f dBm/RE, RSSI %.2f dBm, RSRQ[0] %.2f dB, N0 %d dBm/RE (NF %.1f dB)\n",
10*log10(phy_vars_ue->PHY_measurements.rsrp[0])-phy_vars_ue->rx_total_gain_dB,
10*log10(phy_vars_ue->PHY_measurements.rssi)-phy_vars_ue->rx_total_gain_dB,
10*log10(phy_vars_ue->PHY_measurements.rsrq[0]),
phy_vars_ue->PHY_measurements.n0_power_tot_dBm);
phy_vars_ue->PHY_measurements.n0_power_tot_dBm,
(double)phy_vars_ue->PHY_measurements.n0_power_tot_dBm+132.24);
/*
len += sprintf(&buffer[len],
......
openair1/PHY/MODULATION/defs.h
View file @ 771bab79
......@@ -34,12 +34,12 @@
*/
/**
\fn void PHY_ofdm_mod(int *input,int *output,unsigned char log2fftsize,unsigned char nb_symbols,unsigned short nb_prefix_samples,Extension_t etype)
\fn void PHY_ofdm_mod(int *input,int *output,int fftsize,unsigned char nb_symbols,unsigned short nb_prefix_samples,Extension_t etype)
This function performs OFDM modulation with cyclic extension or zero-padding.
@param input The sequence input samples in the frequency-domain. This is a concatenation of the input symbols in SIMD redundant format
@param output The time-domain output signal
@param log2fftsize Base-2 logarithm of the OFDM symbol size (\f$N_d\f$)
@param fftsize size of OFDM symbol size (\f$N_d\f$)
@param nb_symbols The number of OFDM symbols in the block
@param nb_prefix_samples The number of prefix/suffix/zero samples
@param etype Type of extension (CYCLIC_PREFIX,CYCLIC_SUFFIX,ZEROS)
......@@ -47,7 +47,7 @@ This function performs OFDM modulation with cyclic extension or zero-padding.
*/
void PHY_ofdm_mod(int *input,
int *output,
unsigned char log2fftsize,
int fftsize,
unsigned char nb_symbols,
unsigned short nb_prefix_samples,
Extension_t etype
......
openair1/PHY/MODULATION/ofdm_mod.c
View file @ 771bab79
......@@ -61,9 +61,9 @@ void normal_prefix_mod(int32_t *txdataF,int32_t *txdata,uint8_t nsymb,LTE_DL_FRA
txdata+(i*(frame_parms->samples_per_tti>>1)));
#endif
PHY_ofdm_mod(txdataF+(i*NUMBER_OF_OFDM_CARRIERS*frame_parms->symbols_per_tti>>1), // input
PHY_ofdm_mod(txdataF+(i*frame_parms->ofdm_symbol_size*frame_parms->symbols_per_tti>>1), // input
txdata+(i*frame_parms->samples_per_tti>>1), // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size,
1, // number of symbols
frame_parms->nb_prefix_samples0, // number of prefix samples
CYCLIC_PREFIX);
......@@ -71,9 +71,9 @@ void normal_prefix_mod(int32_t *txdataF,int32_t *txdata,uint8_t nsymb,LTE_DL_FRA
printf("slot i %d (txdata offset %d)\n",i,OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES0+(i*frame_parms->samples_per_tti>>1));
#endif
PHY_ofdm_mod(txdataF+NUMBER_OF_OFDM_CARRIERS+(i*NUMBER_OF_OFDM_CARRIERS*(frame_parms->symbols_per_tti>>1)), // input
PHY_ofdm_mod(txdataF+frame_parms->ofdm_symbol_size+(i*frame_parms->ofdm_symbol_size*(frame_parms->symbols_per_tti>>1)), // input
txdata+OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES0+(i*(frame_parms->samples_per_tti>>1)), // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size,
(short_offset==1) ? 1 :(frame_parms->symbols_per_tti>>1)-1,//6, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX);
......@@ -84,7 +84,7 @@ void normal_prefix_mod(int32_t *txdataF,int32_t *txdata,uint8_t nsymb,LTE_DL_FRA
void PHY_ofdm_mod(int *input, /// pointer to complex input
int *output, /// pointer to complex output
unsigned char log2fftsize, /// log2(FFT_SIZE)
int fftsize, /// FFT_SIZE
unsigned char nb_symbols, /// number of OFDM symbols
unsigned short nb_prefix_samples, /// cyclic prefix length
Extension_t etype /// type of extension
......@@ -100,24 +100,28 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
int *temp_ptr=(int*)0;
void (*idft)(int16_t *,int16_t *, int);
switch (log2fftsize) {
case 7:
switch (fftsize) {
case 128:
idft = idft128;
break;
case 8:
case 256:
idft = idft256;
break;
case 9:
case 512:
idft = idft512;
break;
case 10:
case 1024:
idft = idft1024;
break;
case 11:
case 1536:
idft = idft1536;
break;
case 2048:
idft = idft2048;
break;
......@@ -127,8 +131,8 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
}
#ifdef DEBUG_OFDM_MOD
msg("[PHY] OFDM mod (size %d,prefix %d) Symbols %d, input %p, output %p\n",
1<<log2fftsize,nb_prefix_samples,nb_symbols,input,output);
printf("[PHY] OFDM mod (size %d,prefix %d) Symbols %d, input %p, output %p\n",
fftsize,nb_prefix_samples,nb_symbols,input,output);
#endif
......@@ -136,35 +140,31 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
for (i=0; i<nb_symbols; i++) {
#ifdef DEBUG_OFDM_MOD
msg("[PHY] symbol %d/%d (%p,%p -> %p)\n",i,nb_symbols,input,&input[i<<log2fftsize],&output[(i<<log2fftsize) + ((i)*nb_prefix_samples)]);
printf("[PHY] symbol %d/%d offset %d (%p,%p -> %p)\n",i,nb_symbols,i*fftsize+(i*nb_prefix_samples),input,&input[i*fftsize],&output[(i*fftsize) + ((i)*nb_prefix_samples)]);
#endif
idft((int16_t *)&input[i<<log2fftsize],
(log2fftsize==7) ? (int16_t *)temp : (int16_t *)&output[(i<<log2fftsize) + ((1+i)*nb_prefix_samples)],
idft((int16_t *)&input[i*fftsize],
(fftsize==128) ? (int16_t *)temp : (int16_t *)&output[(i*fftsize) + ((1+i)*nb_prefix_samples)],
1);
// write_output("fft_out.m","fftout",temp,(1<<log2fftsize)*2,1,1);
//memset(temp,0,1<<log2fftsize);
// Copy to frame buffer with Cyclic Extension
// Note: will have to adjust for synchronization offset!
switch (etype) {
case CYCLIC_PREFIX:
output_ptr = &output[(i<<log2fftsize) + ((1+i)*nb_prefix_samples)];
output_ptr = &output[(i*fftsize) + ((1+i)*nb_prefix_samples)];
temp_ptr = (int *)temp;
// msg("Doing cyclic prefix method\n");
if (log2fftsize==7) {
for (j=0; j<((1<<log2fftsize)) ; j++) {
if (fftsize==128) {
for (j=0; j<fftsize ; j++) {
output_ptr[j] = temp_ptr[j];
}
}
j=(1<<log2fftsize);
j=fftsize;
for (k=-1; k>=-nb_prefix_samples; k--) {
output_ptr[k] = output_ptr[--j];
......@@ -175,19 +175,19 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
case CYCLIC_SUFFIX:
output_ptr = &output[(i<<log2fftsize)+ (i*nb_prefix_samples)];
output_ptr = &output[(i*fftsize)+ (i*nb_prefix_samples)];
temp_ptr = (int *)temp;
// msg("Doing cyclic suffix method\n");
for (j=0; j<(1<<log2fftsize) ; j++) {
for (j=0; j<fftsize ; j++) {
output_ptr[j] = temp_ptr[2*j];
}
for (j=0; j<nb_prefix_samples; j++)
output_ptr[(1<<log2fftsize)+j] = output_ptr[j];
output_ptr[fftsize+j] = output_ptr[j];
break;
......@@ -198,11 +198,11 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
case NONE:
// msg("NO EXTENSION!\n");
output_ptr = &output[(i<<log2fftsize)];
output_ptr = &output[fftsize];
temp_ptr = (int *)temp;
for (j=0; j<(1<<log2fftsize) ; j++) {
for (j=0; j<fftsize ; j++) {
output_ptr[j] = temp_ptr[2*j];
......@@ -219,14 +219,7 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
}
/*
printf("input %p, output %p, log2fftsize %d, nsymb %d\n",input,output,log2fftsize,nb_symbols);
for (i=0;i<16;i++)
printf("%d %d\n",((short *)input)[i<<1],((short *)input)[1+(i<<1)]);
printf("------\n");
for (i=0;i<16;i++)
printf("%d %d\n",((short *)output)[i<<1],((short *)output)[1+(i<<1)]);
*/
}
......@@ -244,7 +237,7 @@ void do_OFDM_mod(mod_sym_t **txdataF, int32_t **txdata, uint32_t frame,uint16_t
LOG_D(PHY,"Frame %d, subframe %d: Doing MBSFN modulation (slot_offset %d)\n",frame,next_slot>>1,slot_offset);
PHY_ofdm_mod(&txdataF[aa][slot_offset_F], // input
&txdata[aa][slot_offset], // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size,
12, // number of symbols
frame_parms->ofdm_symbol_size>>2, // number of prefix samples
CYCLIC_PREFIX);
......@@ -252,7 +245,7 @@ void do_OFDM_mod(mod_sym_t **txdataF, int32_t **txdata, uint32_t frame,uint16_t
if (frame_parms->Ncp == EXTENDED)
PHY_ofdm_mod(&txdataF[aa][slot_offset_F], // input
&txdata[aa][slot_offset], // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size,
2, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX);
......@@ -268,7 +261,7 @@ void do_OFDM_mod(mod_sym_t **txdataF, int32_t **txdata, uint32_t frame,uint16_t
if (frame_parms->Ncp == EXTENDED)
PHY_ofdm_mod(&txdataF[aa][slot_offset_F], // input
&txdata[aa][slot_offset], // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size,
6, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX);
......
openair1/PHY/MODULATION/slot_fep.c
View file @ 771bab79
......@@ -58,24 +58,28 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
void (*dft)(int16_t *,int16_t *, int);
int tmp_dft_in[256]; // This is for misalignment issues for 6 and 15 PRBs
switch (frame_parms->log2_symbol_size) {
case 7:
switch (frame_parms->ofdm_symbol_size) {
case 128:
dft = dft128;
break;
case 8:
case 256:
dft = dft256;
break;
case 9:
case 512:
dft = dft512;
break;
case 10:
case 1024:
dft = dft1024;
break;
case 11:
case 1536:
dft = dft1536;
break;
case 2048:
dft = dft2048;
break;
......@@ -96,12 +100,12 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
if (l<0 || l>=7-frame_parms->Ncp) {
msg("slot_fep: l must be between 0 and %d\n",7-frame_parms->Ncp);
printf("slot_fep: l must be between 0 and %d\n",7-frame_parms->Ncp);
return(-1);
}
if (Ns<0 || Ns>=20) {
msg("slot_fep: Ns must be between 0 and 19\n");
printf("slot_fep: Ns must be between 0 and 19\n");
return(-1);
}
......@@ -116,7 +120,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
#ifdef DEBUG_FEP
// if (phy_vars_ue->frame <100)
msg("slot_fep: frame %d: slot %d, symbol %d, nb_prefix_samples %d, nb_prefix_samples0 %d, slot_offset %d, subframe_offset %d, sample_offset %d,rx_offset %d\n", phy_vars_ue->frame_rx,Ns, symbol,
printf("slot_fep: frame %d: slot %d, symbol %d, nb_prefix_samples %d, nb_prefix_samples0 %d, slot_offset %d, subframe_offset %d, sample_offset %d,rx_offset %d\n", phy_vars_ue->frame_rx,Ns, symbol,
nb_prefix_samples,nb_prefix_samples0,slot_offset,subframe_offset,sample_offset,rx_offset);
#endif
......@@ -147,7 +151,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
#ifdef DEBUG_FEP
// if (phy_vars_ue->frame <100)
msg("slot_fep: frame %d: slot %d, symbol %d, nb_prefix_samples %d, nb_prefix_samples0 %d, slot_offset %d, subframe_offset %d, sample_offset %d,rx_offset %d\n", phy_vars_ue->frame_rx,Ns, symbol,
printf("slot_fep: frame %d: slot %d, symbol %d, nb_prefix_samples %d, nb_prefix_samples0 %d, slot_offset %d, subframe_offset %d, sample_offset %d,rx_offset %d\n", phy_vars_ue->frame_rx,Ns, symbol,
nb_prefix_samples,nb_prefix_samples0,slot_offset,subframe_offset,sample_offset,rx_offset);
#endif
......@@ -182,7 +186,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
for (aa=0; aa<frame_parms->nb_antennas_tx_eNB; aa++) {
#ifdef DEBUG_FEP
msg("Channel estimation eNB %d, aatx %d, slot %d, symbol %d\n",eNB_id,aa,Ns,l);
printf("Channel estimation eNB %d, aatx %d, slot %d, symbol %d\n",eNB_id,aa,Ns,l);
#endif
start_meas(&phy_vars_ue->dlsch_channel_estimation_stats);
lte_dl_channel_estimation(phy_vars_ue,eNB_id,0,
......@@ -205,7 +209,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
// do frequency offset estimation here!
// use channel estimates from current symbol (=ch_t) and last symbol (ch_{t-1})
#ifdef DEBUG_FEP
msg("Frequency offset estimation\n");
printf("Frequency offset estimation\n");
#endif
if (l==(4-frame_parms->Ncp)) {
......@@ -222,7 +226,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
}
#ifdef DEBUG_FEP
msg("slot_fep: done\n");
printf("slot_fep: done\n");
#endif
return(0);
}
openair1/PHY/MODULATION/slot_fep_mbsfn.c
View file @ 771bab79
......@@ -54,25 +54,29 @@ int slot_fep_mbsfn(PHY_VARS_UE *phy_vars_ue,
unsigned int frame_length_samples = frame_parms->samples_per_tti * 10;
void (*dft)(int16_t *,int16_t *, int);
switch (frame_parms->log2_symbol_size) {
switch (frame_parms->ofdm_symbol_size) {
case 7:
case 128:
dft = dft128;
break;
case 8:
case 256:
dft = dft256;
break;
case 9:
case 512:
dft = dft512;
break;
case 10:
case 1024:
dft = dft1024;
break;
case 11:
case 1536:
dft = dft1536;
break;
case 2048:
dft = dft2048;
break;
......
openair1/PHY/MODULATION/slot_fep_ul.c
View file @ 771bab79
......@@ -50,24 +50,28 @@ int slot_fep_ul(LTE_DL_FRAME_PARMS *frame_parms,
void (*dft)(int16_t *,int16_t *, int);
switch (frame_parms->log2_symbol_size) {
case 7:
switch (frame_parms->ofdm_symbol_size) {
case 128:
dft = dft128;
break;
case 8:
case 256:
dft = dft256;
break;
case 9:
case 512:
dft = dft512;
break;
case 10:
case 1024:
dft = dft1024;
break;
case 11:
case 1536:
dft = dft1536;
break;
case 2048:
dft = dft2048;
break;
......
openair1/PHY/TOOLS/lte_dfts.c
View file @ 771bab79
......@@ -45,8 +45,10 @@
#define debug_msg
#define ONE_OVER_SQRT2_Q15 23170
#endif
#define ONE_OVER_SQRT3_Q15 18919
#include "PHY/sse_intrin.h"
......@@ -3180,6 +3182,8 @@ void idft1536(int16_t *input, int16_t *output)
int i,i2,j;
uint32_t tmp[3][512 ]__attribute__((aligned(16)));
uint32_t tmpo[3][512] __attribute__((aligned(16)));
simd_q15_t *y128p=(simd_q15_t*)output;
simd_q15_t ONE_OVER_SQRT3_Q15_128 = set1_int16(ONE_OVER_SQRT3_Q15);
for (i=0,j=0; i<512; i++) {
tmp[0][i] = ((uint32_t *)input)[j++];
......@@ -3190,17 +3194,6 @@ void idft1536(int16_t *input, int16_t *output)
idft512((int16_t*)(tmp[0]),(int16_t*)(tmpo[0]),1);
idft512((int16_t*)(tmp[1]),(int16_t*)(tmpo[1]),1);
idft512((int16_t*)(tmp[2]),(int16_t*)(tmpo[2]),1);
/*
for (i=1; i<512; i++) {
tmpo[0][i] = tmpo[0][i<<1];
tmpo[1][i] = tmpo[1][i<<1];
tmpo[2][i] = tmpo[2][i<<1];
}*/
// write_output("in.m","in",input,6144,1,1);
// write_output("out0.m","o0",tmpo[0],2048,1,1);
// write_output("out1.m","o1",tmpo[1],2048,1,1);
// write_output("out2.m","o2",tmpo[2],2048,1,1);
for (i=0,i2=0; i<1024; i+=8,i2+=4) {
ibfly3((simd_q15_t*)(&tmpo[0][i2]),(simd_q15_t*)(&tmpo[1][i2]),((simd_q15_t*)&tmpo[2][i2]),
......@@ -3209,6 +3202,26 @@ void idft1536(int16_t *input, int16_t *output)
}
for (i=0; i<24; i++) {
y128p[0] = mulhi_int16(y128p[0],ONE_OVER_SQRT3_Q15_128);
y128p[1] = mulhi_int16(y128p[1],ONE_OVER_SQRT3_Q15_128);
y128p[2] = mulhi_int16(y128p[2],ONE_OVER_SQRT3_Q15_128);
y128p[3] = mulhi_int16(y128p[3],ONE_OVER_SQRT3_Q15_128);
y128p[4] = mulhi_int16(y128p[4],ONE_OVER_SQRT3_Q15_128);
y128p[5] = mulhi_int16(y128p[5],ONE_OVER_SQRT3_Q15_128);
y128p[6] = mulhi_int16(y128p[6],ONE_OVER_SQRT3_Q15_128);
y128p[7] = mulhi_int16(y128p[7],ONE_OVER_SQRT3_Q15_128);
y128p[8] = mulhi_int16(y128p[8],ONE_OVER_SQRT3_Q15_128);
y128p[9] = mulhi_int16(y128p[9],ONE_OVER_SQRT3_Q15_128);
y128p[10] = mulhi_int16(y128p[10],ONE_OVER_SQRT3_Q15_128);
y128p[11] = mulhi_int16(y128p[11],ONE_OVER_SQRT3_Q15_128);
y128p[12] = mulhi_int16(y128p[12],ONE_OVER_SQRT3_Q15_128);
y128p[13] = mulhi_int16(y128p[13],ONE_OVER_SQRT3_Q15_128);
y128p[14] = mulhi_int16(y128p[14],ONE_OVER_SQRT3_Q15_128);
y128p[15] = mulhi_int16(y128p[15],ONE_OVER_SQRT3_Q15_128);
y128p+=16;
}
_mm_empty();
_m_empty();
openair1/PHY/impl_defs_lte.h
View file @ 771bab79
......@@ -516,10 +516,10 @@ typedef struct {
uint8_t dual_tx;
/// flag to indicate SISO transmission
uint8_t mode1_flag;
/// Indicator that 20 MHz channel uses 3/4 sampling frequency
uint8_t threequarter_fs;
/// Size of FFT
uint16_t ofdm_symbol_size;
/// log2(Size of FFT)
uint8_t log2_symbol_size;
/// Number of prefix samples in all but first symbol of slot
uint16_t nb_prefix_samples;
/// Number of prefix samples in first symbol of slot
......
openair1/PHY/impl_defs_top.h
View file @ 771bab79
......@@ -117,7 +117,6 @@
*/
#define NUMBER_OF_OFDM_CARRIERS (frame_parms->ofdm_symbol_size)
#define NUMBER_OF_SYMBOLS_PER_FRAME (frame_parms->symbols_per_tti*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME)
#define LOG2_NUMBER_OF_OFDM_CARRIERS (frame_parms->log2_symbol_size)
#define NUMBER_OF_USEFUL_CARRIERS (12*frame_parms->N_RB_DL)
#define NUMBER_OF_ZERO_CARRIERS (NUMBER_OF_OFDM_CARRIERS-NUMBER_OF_USEFUL_CARRIERS)
#define NUMBER_OF_USEFUL_CARRIERS_BYTES (NUMBER_OF_USEFUL_CARRIERS>>2)
......
openair1/SCHED/phy_procedures_lte_ue.c
View file @ 771bab79
......@@ -1262,7 +1262,7 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
#else
&phy_vars_ue->lte_ue_common_vars.txdata[aa][ulsch_start],
#endif
frame_parms->log2_symbol_size,
frame_parms->ofdm_symbol_size,
nsymb,
frame_parms->nb_prefix_samples,
CYCLIC_PREFIX);
......
openair1/SIMULATION/LTE_PHY/dlsim.c
View file @ 771bab79
This diff is collapsed.
openair1/SIMULATION/LTE_PHY/mbmssim.c
View file @ 771bab79
......@@ -456,7 +456,7 @@ int main(int argc, char **argv)
PHY_ofdm_mod(PHY_vars_eNB->lte_eNB_common_vars.txdataF[0][0], // input,
txdata[0], // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size,
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX);
......
openair1/SIMULATION/LTE_PHY/pbchsim.c
View file @ 771bab79
This diff is collapsed.
openair1/SIMULATION/LTE_PHY/pdcchsim.c
View file @ 771bab79
......@@ -58,98 +58,6 @@ PHY_VARS_UE *PHY_vars_UE;
#define CCCH_RB_ALLOC computeRIV(PHY_vars_eNB->lte_frame_parms.N_RB_UL,0,2)
#define DLSCH_RB_ALLOC 0x1fbf // igore DC component,RB13
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,uint8_t N_RB_DL,
lte_frame_type_t frame_type,uint8_t osf,uint32_t perfect_ce)
{
unsigned int i;
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_eNB1 = malloc(sizeof(PHY_VARS_eNB));
PHY_vars_eNB2 = 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 = 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 = Nid_cell%6;
lte_frame_parms->nb_antennas_tx_eNB = N_tx;
lte_frame_parms->nb_antennas_tx = N_tx;
lte_frame_parms->nb_antennas_rx = N_rx;
lte_frame_parms->phich_config_common.phich_resource = one; //half
lte_frame_parms->tdd_config = tdd_config;
lte_frame_parms->frame_type = frame_type;
// 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,osf);
//copy_lte_parms_to_phy_framing(lte_frame_parms, &(PHY_config->PHY_framing));
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);
memcpy((void*)&PHY_vars_eNB1->lte_frame_parms,(void*)&PHY_vars_eNB->lte_frame_parms,sizeof(LTE_DL_FRAME_PARMS));
PHY_vars_eNB1->lte_frame_parms.nushift=(Nid_cell+1)%6;
PHY_vars_eNB1->lte_frame_parms.Nid_cell=Nid_cell+1;
memcpy((void*)&PHY_vars_eNB2->lte_frame_parms,(void*)&PHY_vars_eNB->lte_frame_parms,sizeof(LTE_DL_FRAME_PARMS));
PHY_vars_eNB2->lte_frame_parms.nushift=(Nid_cell+2)%6;
PHY_vars_eNB2->lte_frame_parms.Nid_cell=Nid_cell+2;
phy_init_lte_eNB(PHY_vars_eNB1,0,0,0);
phy_init_lte_eNB(PHY_vars_eNB2,0,0,0);
phy_init_lte_top(lte_frame_parms);
PHY_vars_UE->PHY_measurements.n_adj_cells=2;
PHY_vars_UE->PHY_measurements.adj_cell_id[0] = Nid_cell+1;
PHY_vars_UE->PHY_measurements.adj_cell_id[1] = Nid_cell+2;
PHY_vars_UE->perfect_ce = perfect_ce;
for (i=0; i<3; i++)
lte_gold(lte_frame_parms,PHY_vars_UE->lte_gold_table[i],Nid_cell+i);
generate_pcfich_reg_mapping(&PHY_vars_UE->lte_frame_parms);
generate_phich_reg_mapping(&PHY_vars_UE->lte_frame_parms);
printf("Done lte_param_init\n");
CCCH_alloc_pdu.type = 1;
CCCH_alloc_pdu.vrb_type = 0;
CCCH_alloc_pdu.rballoc = CCCH_RB_ALLOC;
CCCH_alloc_pdu.ndi = 1;
CCCH_alloc_pdu.mcs = 1;
CCCH_alloc_pdu.harq_pid = 0;
}
DCI_PDU DCI_pdu;
DCI_PDU *get_dci(LTE_DL_FRAME_PARMS *lte_frame_parms,uint8_t log2L, uint8_t log2Lcommon, uint8_t format_selector, uint32_t rnti)
......@@ -798,9 +706,10 @@ int main(int argc, char **argv)
n_rx,
transmission_mode,
extended_prefix_flag,
frame_type,
Nid_cell,
tdd_config,
N_RB_DL,frame_type,
N_RB_DL,
osf,
perfect_ce);
......@@ -1084,7 +993,7 @@ int main(int argc, char **argv)
if (PHY_vars_eNB->lte_frame_parms.Ncp == 1)
PHY_ofdm_mod(&PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNb_id][aa][subframe*nsymb*PHY_vars_eNB->lte_frame_parms.ofdm_symbol_size], // input,
&txdata[aa][subframe*PHY_vars_eNB->lte_frame_parms.samples_per_tti], // output
PHY_vars_eNB->lte_frame_parms.log2_symbol_size, // log2_fft_size
PHY_vars_eNB->lte_frame_parms.ofdm_symbol_size,
2*nsymb, // number of symbols
PHY_vars_eNB->lte_frame_parms.nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX);
......
openair1/SIMULATION/LTE_PHY/prachsim.c
View file @ 771bab79
......@@ -56,58 +56,6 @@ PHY_VARS_UE *PHY_vars_UE;
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 N_RB_DL,uint8_t osf)
{
LTE_DL_FRAME_PARMS *lte_frame_parms;
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 = 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_vars_UE->lte_frame_parms = *lte_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");
}
extern uint16_t prach_root_sequence_map0_3[838];
int main(int argc, char **argv)
......@@ -370,7 +318,16 @@ int main(int argc, char **argv)
if (transmission_mode==2)
n_tx=2;
lte_param_init(n_tx,n_rx,transmission_mode,extended_prefix_flag,Nid_cell,N_RB_DL,osf);
lte_param_init(n_tx,
n_rx,
transmission_mode,
extended_prefix_flag,
FDD,
Nid_cell,
3,
N_RB_DL,
osf,
0);
if (snr1set==0) {
......
openair1/SIMULATION/LTE_PHY/pucchsim.c
View file @ 771bab79
......@@ -58,60 +58,6 @@ PHY_VARS_UE *PHY_vars_UE;
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 N_RB_DL,uint8_t osf)
{
LTE_DL_FRAME_PARMS *lte_frame_parms;
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 = 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 = 3;
lte_frame_parms->frame_type = 0;
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
PHY_vars_UE->lte_frame_parms = *lte_frame_parms;
phy_init_lte_ue(PHY_vars_UE,1,0);
phy_init_lte_eNB(PHY_vars_eNB,0,0,0);
phy_init_lte_top(lte_frame_parms);
printf("Done lte_param_init\n");
}
int main(int argc, char **argv)
{
......@@ -368,7 +314,16 @@ int main(int argc, char **argv)
if (transmission_mode==2)
n_tx=2;
lte_param_init(n_tx,n_rx,transmission_mode,extended_prefix_flag,Nid_cell,N_RB_DL,osf);
lte_param_init(n_tx,
n_rx,
transmission_mode,
extended_prefix_flag,
Nid_cell,
FDD,
3,
N_RB_DL,
osf,
0);
if (snr1set==0) {
......@@ -473,7 +428,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1)
PHY_ofdm_mod(txdataF2[aa], // input
txdata[aa], // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size,
2*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX);
......@@ -496,7 +451,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1)
PHY_ofdm_mod(&PHY_vars_UE->lte_ue_common_vars.txdataF[aa][2*subframe*nsymb*OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES_NO_PREFIX], // input,
&txdata[aa][PHY_vars_eNB->lte_frame_parms.samples_per_tti*subframe], // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size,
nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX);
......
openair1/SIMULATION/LTE_PHY/scansim.c
View file @ 771bab79
This diff is collapsed.
openair1/SIMULATION/LTE_PHY/syncsim.c
View file @ 771bab79
......@@ -1189,7 +1189,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1)
PHY_ofdm_mod(txdataF2[aa], // input
txdata[aa], // output
PHY_vars_eNB->lte_frame_parms.log2_symbol_size, // log2_fft_size
PHY_vars_eNB->lte_frame_parms.ofdm_symbol_size, // log2_fft_size
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*nsymb, // number of symbols
PHY_vars_eNB->lte_frame_parms.nb_prefix_samples, // number of prefix samples
PHY_vars_eNB->lte_frame_parms.twiddle_ifft, // IFFT twiddle factors
......@@ -1218,7 +1218,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1)
PHY_ofdm_mod(PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNb_id][aa], // input,
txdata[aa], // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size, // log2_fft_size
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors
......@@ -1240,7 +1240,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1)
PHY_ofdm_mod(PHY_vars_eNB1->lte_eNB_common_vars.txdataF[eNb_id][aa], // input,
PHY_vars_eNB1->lte_eNB_common_vars.txdata[eNb_id][aa], // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size, // log2_fft_size
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors
......@@ -1260,7 +1260,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1)
PHY_ofdm_mod(PHY_vars_eNB2->lte_eNB_common_vars.txdataF[eNb_id][aa], // input,
PHY_vars_eNB2->lte_eNB_common_vars.txdata[eNb_id][aa], // output
frame_parms->log2_symbol_size, // log2_fft_size
frame_parms->ofdm_symbol_size, // log2_fft_size
LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors
......
openair1/SIMULATION/LTE_PHY/ulsim.c
View file @ 771bab79
......@@ -89,60 +89,6 @@ double t_rx_min = 1000000000; /*!< \brief initial min process time for tx */
int n_tx_dropped = 0; /*!< \brief initial max process time for tx */
int n_rx_dropped = 0; /*!< \brief initial max process time for rx */
void lte_param_init(unsigned char N_tx, unsigned char N_rx,unsigned char transmission_mode,uint8_t extended_prefix_flag,uint8_t N_RB_DL,uint8_t frame_type,uint8_t tdd_config,uint8_t osf)
{
LTE_DL_FRAME_PARMS *lte_frame_parms;
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->frame_type = frame_type;
lte_frame_parms->tdd_config = tdd_config;
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->Ncp_UL = extended_prefix_flag;
lte_frame_parms->Nid_cell = 10;
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->pusch_config_common.ul_ReferenceSignalsPUSCH.cyclicShift = 0;//n_DMRS1 set to 0
init_frame_parms(lte_frame_parms,osf);
//copy_lte_parms_to_phy_framing(lte_frame_parms, &(PHY_config->PHY_framing));
PHY_vars_UE->lte_frame_parms = *lte_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");
}
int main(int argc, char **argv)
{
......@@ -520,7 +466,16 @@ int main(int argc, char **argv)
}
}
lte_param_init(1,n_rx,1,extended_prefix_flag,N_RB_DL,frame_type,tdd_config,osf);
lte_param_init(1,
n_rx,
1,
extended_prefix_flag,
frame_type,
0,
tdd_config,
N_RB_DL,
osf,
0);
if (nb_rb_set == 0)
nb_rb = PHY_vars_eNB->lte_frame_parms.N_RB_UL;
......@@ -1109,7 +1064,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1)
PHY_ofdm_mod(&PHY_vars_UE->lte_ue_common_vars.txdataF[aa][subframe*nsymb*OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES_NO_PREFIX], // input
&txdata[aa][PHY_vars_eNB->lte_frame_parms.samples_per_tti*subframe], // output
PHY_vars_UE->lte_frame_parms.log2_symbol_size, // log2_fft_size
PHY_vars_UE->lte_frame_parms.ofdm_symbol_size,
nsymb, // number of symbols
PHY_vars_UE->lte_frame_parms.nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX);
......
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
View file @ 771bab79
......@@ -38,6 +38,7 @@
#include <stdio.h>
#include <uhd/utils/thread_priority.hpp>
#include <uhd/usrp/multi_usrp.hpp>
#include <uhd/version.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/algorithm/string.hpp>
#include <iostream>
......@@ -304,27 +305,59 @@ int trx_usrp_stop(int card) {
rx_gain_calib_table_t calib_table_b210[] = {
{3500000000.0,46.0},
{2660000000.0,53.0},
{2300000000.0,54.0},
{1880000000.0,55.0},
{816000000.0,62.0},
{3500000000.0,44.0},
{2660000000.0,49.0},
{2300000000.0,50.0},
{1880000000.0,53.0},
{816000000.0,58.0},
{-1,0}};
rx_gain_calib_table_t calib_table_b210_38[] = {
{3500000000.0,44.0},
{2660000000.0,49.8},
{2300000000.0,51.0},
{1880000000.0,53.0},
{816000000.0,57.0},
{-1,0}};
rx_gain_calib_table_t calib_table_x310[] = {
{3500000000.0,77.0},
{2660000000.0,80.0},
{2660000000.0,81.0},
{2300000000.0,81.0},
{1880000000.0,82.0},
{816000000.0,85.0},
{-1,0}};
void set_rx_gain_offset(openair0_config_t *openair0_cfg, int chain_index) {
void set_rx_gain_offset(openair0_config_t *openair0_cfg, int chain_index,int bw_gain_adjust) {
int i=0;
// loop through calibration table to find best adjustment factor for RX frequency
double min_diff = 6e9,diff;
double min_diff = 6e9,diff,gain_adj=0.0;
if (bw_gain_adjust==1) {
switch ((int)openair0_cfg[0].sample_rate) {
case 30720000:
break;
case 23040000:
gain_adj=1.25;
break;
case 15360000:
gain_adj=3.0;
break;
case 7680000:
gain_adj=6.0;
break;
case 3840000:
gain_adj=9.0;
break;
case 1920000:
gain_adj=12.0;
break;
default:
printf("unknown sampling rate %d\n",(int)openair0_cfg[0].sample_rate);
exit(-1);
break;
}
}
while (openair0_cfg->rx_gain_calib_table[i].freq>0) {
diff = fabs(openair0_cfg->rx_freq[chain_index] - openair0_cfg->rx_gain_calib_table[i].freq);
printf("cal %d: freq %f, offset %f, diff %f\n",
......@@ -333,7 +366,7 @@ void set_rx_gain_offset(openair0_config_t *openair0_cfg, int chain_index) {
openair0_cfg->rx_gain_calib_table[i].offset,diff);
if (min_diff > diff) {
min_diff = diff;
openair0_cfg->rx_gain_offset[chain_index] = openair0_cfg->rx_gain_calib_table[i].offset;
openair0_cfg->rx_gain_offset[chain_index] = openair0_cfg->rx_gain_calib_table[i].offset+gain_adj;
}
i++;
}
......@@ -366,8 +399,13 @@ int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_
uhd::device_addrs_t device_adds = uhd::device::find(args);
size_t i;
int vers=0,subvers=0,subsubvers=0;
int bw_gain_adjust=0;
sscanf(uhd::get_version_string().c_str(),"%d.%d.%d",&vers,&subvers,&subsubvers);
printf("Checking for USRPs\n");
printf("Checking for USRPs : UHD %s (%d.%d.%d)\n",uhd::get_version_string().c_str(),vers,subvers,subsubvers);
if(device_adds.size() == 0)
{
......@@ -388,6 +426,7 @@ int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_
}
printf("Found USRP X300\n");
s->usrp = uhd::usrp::multi_usrp::make(args);
// s->usrp->set_rx_subdev_spec(rx_subdev);
......@@ -410,21 +449,29 @@ int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_
// from usrp_time_offset
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 15;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
case 15360000:
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 45;
openair0_cfg[0].tx_bw = 10e6;
openair0_cfg[0].rx_bw = 10e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 7680000:
openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 50;
openair0_cfg[0].tx_bw = 5e6;
openair0_cfg[0].rx_bw = 5e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 1920000:
openair0_cfg[0].samples_per_packet = 256;
openair0_cfg[0].tx_sample_advance = 50;
openair0_cfg[0].tx_bw = 1.25e6;
openair0_cfg[0].rx_bw = 1.25e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
default:
......@@ -446,30 +493,56 @@ int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_
// set master clock rate and sample rate for tx & rx for streaming
device->type = USRP_B200_IF;
s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].rx_gain_calib_table = calib_table_b210;
if ((vers == 3) && (subvers == 9) && (subsubvers>=2)) {
openair0_cfg[0].rx_gain_calib_table = calib_table_b210;
bw_gain_adjust=0;
}
else {
openair0_cfg[0].rx_gain_calib_table = calib_table_b210_38;
bw_gain_adjust=1;
}
switch ((int)openair0_cfg[0].sample_rate) {
case 30720000:
s->usrp->set_master_clock_rate(30.72e6);
// from usrp_time_offset
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].samples_per_packet = 4096;
openair0_cfg[0].tx_sample_advance = 115;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 11*openair0_cfg[0].samples_per_packet;
break;
case 23040000:
s->usrp->set_master_clock_rate(46.08e6);
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 113;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
case 15360000:
s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 113;
openair0_cfg[0].tx_bw = 10e6;
openair0_cfg[0].rx_bw = 10e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 7680000:
s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 70;//103;
openair0_cfg[0].tx_bw = 5e6;
openair0_cfg[0].rx_bw = 5e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 1920000:
s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].samples_per_packet = 256;
openair0_cfg[0].tx_sample_advance = 40;
openair0_cfg[0].tx_bw = 1.25e6;
openair0_cfg[0].rx_bw = 1.25e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
default:
......@@ -485,7 +558,7 @@ int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_
s->usrp->set_rx_bandwidth(openair0_cfg[0].rx_bw,i);
printf("Setting rx freq/gain on channel %lu/%lu : BW %f (readback %f)\n",i,s->usrp->get_rx_num_channels(),openair0_cfg[0].rx_bw/1e6,s->usrp->get_rx_bandwidth(i)/1e6);
s->usrp->set_rx_freq(openair0_cfg[0].rx_freq[i],i);
set_rx_gain_offset(&openair0_cfg[0],i);
set_rx_gain_offset(&openair0_cfg[0],i,bw_gain_adjust);
::uhd::gain_range_t gain_range = s->usrp->get_rx_gain_range(i);
// limit to maximum gain
......
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.100PRB.usrpb210.conf
View file @ 771bab79
......@@ -28,7 +28,7 @@ eNBs =
tdd_config_s = 0;
prefix_type = "NORMAL";
eutra_band = 7;
downlink_frequency = 2660000000L;
downlink_frequency = 2680000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 100;
......@@ -36,7 +36,7 @@ eNBs =
nb_antennas_tx = 1;
nb_antennas_rx = 1;
tx_gain = 90;
rx_gain = 120;
rx_gain = 127;
prach_root = 0;
prach_config_index = 0;
prach_high_speed = "DISABLE";
......
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.50PRB.usrpb210.conf
View file @ 771bab79
......@@ -28,7 +28,7 @@ eNBs =
tdd_config_s = 0;
prefix_type = "NORMAL";
eutra_band = 7;
downlink_frequency = 2660000000L;
downlink_frequency = 2680000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 50;
......@@ -36,7 +36,7 @@ eNBs =
nb_antennas_tx = 1;
nb_antennas_rx = 1;
tx_gain = 90;
rx_gain = 118;
rx_gain = 125;
prach_root = 0;
prach_config_index = 0;
prach_high_speed = "DISABLE";
......@@ -140,10 +140,10 @@ eNBs =
NETWORK_INTERFACES :
{
ENB_INTERFACE_NAME_FOR_S1_MME = "eth0";
ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.213/24";
ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.212/24";
ENB_INTERFACE_NAME_FOR_S1U = "eth0";
ENB_IPV4_ADDRESS_FOR_S1U = "192.168.12.213/24";
ENB_IPV4_ADDRESS_FOR_S1U = "192.168.12.212/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
......
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.usrpb210.conf
View file @ 771bab79
......@@ -36,7 +36,7 @@ eNBs =
nb_antennas_tx = 1;
nb_antennas_rx = 1;
tx_gain = 90;
rx_gain = 132;
rx_gain = 125;
prach_root = 0;
prach_config_index = 0;
prach_high_speed = "DISABLE";
......@@ -143,10 +143,10 @@ eNBs =
NETWORK_INTERFACES :
{
ENB_INTERFACE_NAME_FOR_S1_MME = "eth0";
ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.213/24";
ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.212/24";
ENB_INTERFACE_NAME_FOR_S1U = "eth0";
ENB_IPV4_ADDRESS_FOR_S1U = "192.168.12.213/24";
ENB_IPV4_ADDRESS_FOR_S1U = "192.168.12.212/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
......
targets/RT/USER/lte-softmodem.c
View file @ 771bab79
......@@ -235,6 +235,7 @@ static int time_offset[4] = {0,0,0,0};
static char UE_flag=0;
//static uint8_t eNB_id=0,UE_id=0;
static char threequarter_fs=0;
uint32_t downlink_frequency[MAX_NUM_CCs][4];
int32_t uplink_frequency_offset[MAX_NUM_CCs][4];
......@@ -909,13 +910,13 @@ void do_OFDM_mod_rt(int subframe,PHY_VARS_eNB *phy_vars_eNB)
if (phy_vars_eNB->lte_frame_parms.Ncp == EXTENDED) {
PHY_ofdm_mod(&phy_vars_eNB->lte_eNB_common_vars.txdataF[0][aa][slot_offset_F],
dummy_tx_b,
phy_vars_eNB->lte_frame_parms.log2_symbol_size,
phy_vars_eNB->lte_frame_parms.ofdm_symbol_size,
6,
phy_vars_eNB->lte_frame_parms.nb_prefix_samples,
CYCLIC_PREFIX);
PHY_ofdm_mod(&phy_vars_eNB->lte_eNB_common_vars.txdataF[0][aa][slot_offset_F+slot_sizeF],
dummy_tx_b+(phy_vars_eNB->lte_frame_parms.samples_per_tti>>1),
phy_vars_eNB->lte_frame_parms.log2_symbol_size,
phy_vars_eNB->lte_frame_parms.ofdm_symbol_size,
6,
phy_vars_eNB->lte_frame_parms.nb_prefix_samples,
CYCLIC_PREFIX);
......@@ -2060,7 +2061,7 @@ static void get_options (int argc, char **argv)
{NULL, 0, NULL, 0}
};
while ((c = getopt_long (argc, argv, "A:a:C:dK:g:F:G:hqO:m:SUVRM:r:P:Ws:t:Tx:",long_options,NULL)) != -1) {
while ((c = getopt_long (argc, argv, "A:a:C:dEK:g:F:G:hqO:m:SUVRM:r:P:Ws:t:Tx:",long_options,NULL)) != -1) {
switch (c) {
case LONG_OPTION_MAXPOWER:
tx_max_power[0]=atoi(optarg);
......@@ -2162,6 +2163,10 @@ static void get_options (int argc, char **argv)
printf("Running with XFORMS!\n");
#endif
break;
case 'E':
threequarter_fs=1;
break;
case 'K':
#if defined(ENABLE_ITTI)
......@@ -2671,6 +2676,7 @@ int main( int argc, char **argv )
frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.groupHoppingEnabled = 0;
frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.sequenceHoppingEnabled = 0;
frame_parms[CC_id]->pusch_config_common.ul_ReferenceSignalsPUSCH.groupAssignmentPUSCH = 0;
frame_parms[CC_id]->threequarter_fs = threequarter_fs;
init_ul_hopping(frame_parms[CC_id]);
init_frame_parms(frame_parms[CC_id],1);
// phy_init_top(frame_parms[CC_id]);
......@@ -2876,10 +2882,18 @@ int main( int argc, char **argv )
for (card=0; card<MAX_CARDS; card++) {
if(frame_parms[0]->N_RB_DL == 100) {
openair0_cfg[card].sample_rate=30.72e6;
openair0_cfg[card].samples_per_frame = 307200;
openair0_cfg[card].tx_bw = 10e6;
openair0_cfg[card].rx_bw = 10e6;
if (frame_parms[0]->threequarter_fs) {
openair0_cfg[card].sample_rate=23.04e6;
openair0_cfg[card].samples_per_frame = 230400;
openair0_cfg[card].tx_bw = 10e6;
openair0_cfg[card].rx_bw = 10e6;
}
else {
openair0_cfg[card].sample_rate=30.72e6;
openair0_cfg[card].samples_per_frame = 307200;
openair0_cfg[card].tx_bw = 10e6;
openair0_cfg[card].rx_bw = 10e6;
}
} else if(frame_parms[0]->N_RB_DL == 50) {
openair0_cfg[card].sample_rate=15.36e6;
openair0_cfg[card].samples_per_frame = 153600;
......@@ -2961,7 +2975,8 @@ int main( int argc, char **argv )
else {
openair0_cfg[card].rx_gain[i] = PHY_vars_UE_g[0][0]->rx_total_gain_dB;// - USRP_GAIN_OFFSET; // calibrated for USRP B210 @ 2.6 GHz, 30.72 MS/s
}
#if 0 // UHD 3.8
switch(frame_parms[0]->N_RB_DL) {
case 6:
openair0_cfg[card].rx_gain[i] -= 12;
......@@ -2982,7 +2997,7 @@ int main( int argc, char **argv )
default:
break;
}
#endif
}
......
targets/RT/USER/lte-ue.c
View file @ 771bab79
......@@ -279,7 +279,7 @@ static void *UE_thread_synch(void *arg)
#ifdef OAI_USRP
openair0_cfg[card].rx_gain[i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET;
#if 0 // UHD 3.8
switch(UE->lte_frame_parms.N_RB_DL) {
case 6:
openair0_cfg[card].rx_gain[i] -= 12;
......@@ -301,7 +301,7 @@ static void *UE_thread_synch(void *arg)
printf( "Unknown number of RBs %d\n", UE->lte_frame_parms.N_RB_DL );
break;
}
#endif
printf( "UE synch: setting RX gain (%d,%d) to %f\n", card, i, openair0_cfg[card].rx_gain[i] );
#endif
}
......@@ -357,7 +357,8 @@ static void *UE_thread_synch(void *arg)
openair0_cfg[card].tx_freq[i] = downlink_frequency[card][i]+uplink_frequency_offset[card][i];
#ifdef OAI_USRP
openair0_cfg[card].rx_gain[i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET; // 65 calibrated for USRP B210 @ 2.6 GHz
#if 0 // UHD 3.8
switch(UE->lte_frame_parms.N_RB_DL) {
case 6:
openair0_cfg[card].rx_gain[i] -= 12;
......@@ -379,7 +380,7 @@ static void *UE_thread_synch(void *arg)
printf("Unknown number of RBs %d\n",UE->lte_frame_parms.N_RB_DL);
break;
}
#endif
printf("UE synch: setting RX gain (%d,%d) to %f\n",card,i,openair0_cfg[card].rx_gain[i]);
#endif
......@@ -423,25 +424,25 @@ static void *UE_thread_synch(void *arg)
openair0_cfg[0].sample_rate =1.92e6;
openair0_cfg[0].rx_bw =.96e6;
openair0_cfg[0].tx_bw =.96e6;
openair0_cfg[0].rx_gain[0] -= 12;
// openair0_cfg[0].rx_gain[0] -= 12;
break;
case 25:
openair0_cfg[0].sample_rate =7.68e6;
openair0_cfg[0].rx_bw =2.5e6;
openair0_cfg[0].tx_bw =2.5e6;
openair0_cfg[0].rx_gain[0] -= 6;
// openair0_cfg[0].rx_gain[0] -= 6;
break;
case 50:
openair0_cfg[0].sample_rate =15.36e6;
openair0_cfg[0].rx_bw =5.0e6;
openair0_cfg[0].tx_bw =5.0e6;
openair0_cfg[0].rx_gain[0] -= 3;
// openair0_cfg[0].rx_gain[0] -= 3;
break;
case 100:
openair0_cfg[0].sample_rate=30.72e6;
openair0_cfg[0].rx_bw=10.0e6;
openair0_cfg[0].tx_bw=10.0e6;
openair0_cfg[0].rx_gain[0] -= 0;
// openair0_cfg[0].rx_gain[0] -= 0;
break;
}
#ifndef EXMIMO
......
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