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OpenXG-RAN
Commit 93bf1630 authored by Raymond Knopp's avatar Raymond Knopp
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cmake_targets/CMakeLists.txt
View file @ 93bf1630
...@@ -843,6 +843,7 @@ set(PHY_SRC ...@@ -843,6 +843,7 @@ set(PHY_SRC
${OPENAIR1_DIR}/PHY/CODING/viterbi_lte.c ${OPENAIR1_DIR}/PHY/CODING/viterbi_lte.c
${OPENAIR1_DIR}/PHY/INIT/lte_init.c ${OPENAIR1_DIR}/PHY/INIT/lte_init.c
${OPENAIR1_DIR}/PHY/INIT/lte_parms.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/file_output.c
${OPENAIR1_DIR}/PHY/TOOLS/lte_dfts.c ${OPENAIR1_DIR}/PHY/TOOLS/lte_dfts.c
${OPENAIR1_DIR}/PHY/TOOLS/log2_approx.c ${OPENAIR1_DIR}/PHY/TOOLS/log2_approx.c
......
openair1/PHY/INIT/lte_parms.c
View file @ 93bf1630
...@@ -68,33 +68,57 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf) ...@@ -68,33 +68,57 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
break; break;
default: default:
msg("Illegal oversampling %d\n",osf); printf("Illegal oversampling %d\n",osf);
return(-1); return(-1);
} }
switch (frame_parms->N_RB_DL) { switch (frame_parms->N_RB_DL) {
case 100: case 100:
if (osf>1) { 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); return(-1);
} }
frame_parms->ofdm_symbol_size = 2048; if (frame_parms->threequarter_fs) {
frame_parms->log2_symbol_size = 11; frame_parms->ofdm_symbol_size = 1536;
frame_parms->samples_per_tti = 30720; frame_parms->samples_per_tti = 23040;
frame_parms->first_carrier_offset = 2048-600; 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_RBGS = 4;
frame_parms->N_RBG = 25; frame_parms->N_RBG = 25;
break; break;
case 50: case 50:
if (osf>1) { 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); return(-1);
} }
frame_parms->ofdm_symbol_size = 1024*osf; frame_parms->ofdm_symbol_size = 1024*osf;
frame_parms->log2_symbol_size = 10+log2_osf;
frame_parms->samples_per_tti = 15360*osf; frame_parms->samples_per_tti = 15360*osf;
frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 300; frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 300;
frame_parms->nb_prefix_samples>>=(1-log2_osf); 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) ...@@ -105,13 +129,13 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
case 25: case 25:
if (osf>2) { 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); return(-1);
} }
frame_parms->ofdm_symbol_size = 512*osf; frame_parms->ofdm_symbol_size = 512*osf;
frame_parms->log2_symbol_size = 9+log2_osf;
frame_parms->samples_per_tti = 7680*osf; frame_parms->samples_per_tti = 7680*osf;
frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 150; frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 150;
frame_parms->nb_prefix_samples>>=(2-log2_osf); 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) ...@@ -124,7 +148,6 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
case 15: case 15:
frame_parms->ofdm_symbol_size = 256*osf; frame_parms->ofdm_symbol_size = 256*osf;
frame_parms->log2_symbol_size = 8+log2_osf;
frame_parms->samples_per_tti = 3840*osf; frame_parms->samples_per_tti = 3840*osf;
frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 90; frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 90;
frame_parms->nb_prefix_samples>>=(3-log2_osf); 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) ...@@ -135,7 +158,6 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
case 6: case 6:
frame_parms->ofdm_symbol_size = 128*osf; frame_parms->ofdm_symbol_size = 128*osf;
frame_parms->log2_symbol_size = 7+log2_osf;
frame_parms->samples_per_tti = 1920*osf; frame_parms->samples_per_tti = 1920*osf;
frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 36; frame_parms->first_carrier_offset = frame_parms->ofdm_symbol_size - 36;
frame_parms->nb_prefix_samples>>=(4-log2_osf); 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) ...@@ -145,7 +167,7 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf)
break; break;
default: 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); return(-1);
break; break;
} }
...@@ -159,23 +181,22 @@ int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf) ...@@ -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) void dump_frame_parms(LTE_DL_FRAME_PARMS *frame_parms)
{ {
msg("frame_parms->N_RB_DL=%d\n",frame_parms->N_RB_DL); printf("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); printf("frame_parms->N_RB_UL=%d\n",frame_parms->N_RB_UL);
msg("frame_parms->Nid_cell=%d\n",frame_parms->Nid_cell); printf("frame_parms->Nid_cell=%d\n",frame_parms->Nid_cell);
msg("frame_parms->Ncp=%d\n",frame_parms->Ncp); printf("frame_parms->Ncp=%d\n",frame_parms->Ncp);
msg("frame_parms->Ncp_UL=%d\n",frame_parms->Ncp_UL); printf("frame_parms->Ncp_UL=%d\n",frame_parms->Ncp_UL);
msg("frame_parms->nushift=%d\n",frame_parms->nushift); printf("frame_parms->nushift=%d\n",frame_parms->nushift);
msg("frame_parms->frame_type=%d\n",frame_parms->frame_type); printf("frame_parms->frame_type=%d\n",frame_parms->frame_type);
msg("frame_parms->tdd_config=%d\n",frame_parms->tdd_config); printf("frame_parms->tdd_config=%d\n",frame_parms->tdd_config);
msg("frame_parms->tdd_config_S=%d\n",frame_parms->tdd_config_S); printf("frame_parms->tdd_config_S=%d\n",frame_parms->tdd_config_S);
msg("frame_parms->mode1_flag=%d\n",frame_parms->mode1_flag); printf("frame_parms->mode1_flag=%d\n",frame_parms->mode1_flag);
msg("frame_parms->nb_antennas_tx=%d\n",frame_parms->nb_antennas_tx); printf("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); printf("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); printf("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); printf("frame_parms->nb_prefix_samples=%d\n",frame_parms->nb_prefix_samples);
msg("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);
msg("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);
msg("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);
msg("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);
msg("frame_parms->symbols_per_tti=%d\n",frame_parms->symbols_per_tti);
} }
openair1/PHY/LTE_ESTIMATION/lte_dl_channel_estimation.c
View file @ 93bf1630
...@@ -703,24 +703,28 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue, ...@@ -703,24 +703,28 @@ int lte_dl_channel_estimation(PHY_VARS_UE *phy_vars_ue,
void (*idft)(int16_t *,int16_t *, int); void (*idft)(int16_t *,int16_t *, int);
switch (phy_vars_ue->lte_frame_parms.log2_symbol_size) { switch (phy_vars_ue->lte_frame_parms.ofdm_symbol_size) {
case 7: case 128:
idft = idft128; idft = idft128;
break; break;
case 8: case 256:
idft = idft256; idft = idft256;
break; break;
case 9: case 512:
idft = idft512; idft = idft512;
break; break;
case 10: case 1024:
idft = idft1024; idft = idft1024;
break; break;
case 11: case 1536:
idft = idft1536;
break;
case 2048:
idft = idft2048; idft = idft2048;
break; break;
......
openair1/PHY/LTE_ESTIMATION/lte_sync_time.c
View file @ 93bf1630
...@@ -61,7 +61,6 @@ int lte_sync_time_init(LTE_DL_FRAME_PARMS *frame_parms ) // LTE_UE_COMMON *com ...@@ -61,7 +61,6 @@ int lte_sync_time_init(LTE_DL_FRAME_PARMS *frame_parms ) // LTE_UE_COMMON *com
{ {
int i,k; 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_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); 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 ...@@ -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); LOG_E(PHY,"Unsupported N_RB_DL %d\n",frame_parms->N_RB_DL);
break; 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++) for (i=0; i<frame_parms->ofdm_symbol_size; i++)
((int32_t*)primary_synch0_time)[i] = sync_tmp[i]; ((int32_t*)primary_synch0_time)[i] = sync_tmp[i];
......
openair1/PHY/LTE_ESTIMATION/lte_ul_channel_estimation.c
View file @ 93bf1630
...@@ -432,7 +432,7 @@ int32_t lte_ul_channel_estimation(PHY_VARS_eNB *phy_vars_eNB, ...@@ -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_0 = &temp_in_fft_0[0];
in_fft_ptr_1 = &temp_in_fft_1[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) { 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)] = ((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; ((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 @ 93bf1630
...@@ -72,7 +72,7 @@ int lte_dl_cell_spec_SS(PHY_VARS_eNB *phy_vars_eNB, ...@@ -72,7 +72,7 @@ int lte_dl_cell_spec_SS(PHY_VARS_eNB *phy_vars_eNB,
else if ((p==1) && (l>0)) else if ((p==1) && (l>0))
nu = 0; nu = 0;
else { 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); return(-1);
} }
...@@ -94,9 +94,9 @@ int lte_dl_cell_spec_SS(PHY_VARS_eNB *phy_vars_eNB, ...@@ -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] = 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; //output[k] = (lte_gold_table[eNB_offset][Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3;
#ifdef DEBUG_DL_CELL_SPEC #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); 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 #endif
mprime++; mprime++;
...@@ -151,7 +151,7 @@ int lte_dl_cell_spec(PHY_VARS_eNB *phy_vars_eNB, ...@@ -151,7 +151,7 @@ int lte_dl_cell_spec(PHY_VARS_eNB *phy_vars_eNB,
else if ((p==1) && (l>0)) else if ((p==1) && (l>0))
nu = 0; nu = 0;
else { 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); return(-1);
} }
...@@ -177,9 +177,9 @@ int lte_dl_cell_spec(PHY_VARS_eNB *phy_vars_eNB, ...@@ -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] = 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; //output[k] = (lte_gold_table[eNB_offset][Ns][l][mprime_dword]>>(2*mprime_qpsk_symb))&3;
#ifdef DEBUG_DL_CELL_SPEC #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); 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 #endif
mprime++; mprime++;
......
openair1/PHY/MODULATION/defs.h
View file @ 93bf1630
...@@ -34,12 +34,12 @@ ...@@ -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. 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 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 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_symbols The number of OFDM symbols in the block
@param nb_prefix_samples The number of prefix/suffix/zero samples @param nb_prefix_samples The number of prefix/suffix/zero samples
@param etype Type of extension (CYCLIC_PREFIX,CYCLIC_SUFFIX,ZEROS) @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. ...@@ -47,7 +47,7 @@ This function performs OFDM modulation with cyclic extension or zero-padding.
*/ */
void PHY_ofdm_mod(int *input, void PHY_ofdm_mod(int *input,
int *output, int *output,
unsigned char log2fftsize, int fftsize,
unsigned char nb_symbols, unsigned char nb_symbols,
unsigned short nb_prefix_samples, unsigned short nb_prefix_samples,
Extension_t etype Extension_t etype
......
openair1/PHY/MODULATION/ofdm_mod.c
View file @ 93bf1630
...@@ -61,9 +61,9 @@ void normal_prefix_mod(int32_t *txdataF,int32_t *txdata,uint8_t nsymb,LTE_DL_FRA ...@@ -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))); txdata+(i*(frame_parms->samples_per_tti>>1)));
#endif #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 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 1, // number of symbols
frame_parms->nb_prefix_samples0, // number of prefix samples frame_parms->nb_prefix_samples0, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
...@@ -71,9 +71,9 @@ void normal_prefix_mod(int32_t *txdataF,int32_t *txdata,uint8_t nsymb,LTE_DL_FRA ...@@ -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)); printf("slot i %d (txdata offset %d)\n",i,OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES0+(i*frame_parms->samples_per_tti>>1));
#endif #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 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 (short_offset==1) ? 1 :(frame_parms->symbols_per_tti>>1)-1,//6, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
...@@ -84,7 +84,7 @@ void normal_prefix_mod(int32_t *txdataF,int32_t *txdata,uint8_t nsymb,LTE_DL_FRA ...@@ -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 void PHY_ofdm_mod(int *input, /// pointer to complex input
int *output, /// pointer to complex output 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 char nb_symbols, /// number of OFDM symbols
unsigned short nb_prefix_samples, /// cyclic prefix length unsigned short nb_prefix_samples, /// cyclic prefix length
Extension_t etype /// type of extension Extension_t etype /// type of extension
...@@ -100,24 +100,28 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input ...@@ -100,24 +100,28 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
int *temp_ptr=(int*)0; int *temp_ptr=(int*)0;
void (*idft)(int16_t *,int16_t *, int); void (*idft)(int16_t *,int16_t *, int);
switch (log2fftsize) { switch (fftsize) {
case 7: case 128:
idft = idft128; idft = idft128;
break; break;
case 8: case 256:
idft = idft256; idft = idft256;
break; break;
case 9: case 512:
idft = idft512; idft = idft512;
break; break;
case 10: case 1024:
idft = idft1024; idft = idft1024;
break; break;
case 11: case 1536:
idft = idft1536;
break;
case 2048:
idft = idft2048; idft = idft2048;
break; break;
...@@ -127,8 +131,8 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input ...@@ -127,8 +131,8 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
} }
#ifdef DEBUG_OFDM_MOD #ifdef DEBUG_OFDM_MOD
msg("[PHY] OFDM mod (size %d,prefix %d) Symbols %d, input %p, output %p\n", printf("[PHY] OFDM mod (size %d,prefix %d) Symbols %d, input %p, output %p\n",
1<<log2fftsize,nb_prefix_samples,nb_symbols,input,output); fftsize,nb_prefix_samples,nb_symbols,input,output);
#endif #endif
...@@ -136,35 +140,31 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input ...@@ -136,35 +140,31 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
for (i=0; i<nb_symbols; i++) { for (i=0; i<nb_symbols; i++) {
#ifdef DEBUG_OFDM_MOD #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 #endif
idft((int16_t *)&input[i<<log2fftsize], idft((int16_t *)&input[i*fftsize],
(log2fftsize==7) ? (int16_t *)temp : (int16_t *)&output[(i<<log2fftsize) + ((1+i)*nb_prefix_samples)], (fftsize==128) ? (int16_t *)temp : (int16_t *)&output[(i*fftsize) + ((1+i)*nb_prefix_samples)],
1); 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 // Copy to frame buffer with Cyclic Extension
// Note: will have to adjust for synchronization offset! // Note: will have to adjust for synchronization offset!
switch (etype) { switch (etype) {
case CYCLIC_PREFIX: 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; temp_ptr = (int *)temp;
// msg("Doing cyclic prefix method\n"); // msg("Doing cyclic prefix method\n");
if (log2fftsize==7) { if (fftsize==128) {
for (j=0; j<((1<<log2fftsize)) ; j++) { for (j=0; j<fftsize ; j++) {
output_ptr[j] = temp_ptr[j]; output_ptr[j] = temp_ptr[j];
} }
} }
j=(1<<log2fftsize); j=fftsize;
for (k=-1; k>=-nb_prefix_samples; k--) { for (k=-1; k>=-nb_prefix_samples; k--) {
output_ptr[k] = output_ptr[--j]; output_ptr[k] = output_ptr[--j];
...@@ -175,19 +175,19 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input ...@@ -175,19 +175,19 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
case CYCLIC_SUFFIX: 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; temp_ptr = (int *)temp;
// msg("Doing cyclic suffix method\n"); // 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]; output_ptr[j] = temp_ptr[2*j];
} }
for (j=0; j<nb_prefix_samples; 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; break;
...@@ -198,11 +198,11 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input ...@@ -198,11 +198,11 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input
case NONE: case NONE:
// msg("NO EXTENSION!\n"); // msg("NO EXTENSION!\n");
output_ptr = &output[(i<<log2fftsize)]; output_ptr = &output[fftsize];
temp_ptr = (int *)temp; temp_ptr = (int *)temp;
for (j=0; j<(1<<log2fftsize) ; j++) { for (j=0; j<fftsize ; j++) {
output_ptr[j] = temp_ptr[2*j]; output_ptr[j] = temp_ptr[2*j];
...@@ -219,14 +219,7 @@ void PHY_ofdm_mod(int *input, /// pointer to complex input ...@@ -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 ...@@ -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); 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 PHY_ofdm_mod(&txdataF[aa][slot_offset_F], // input
&txdata[aa][slot_offset], // output &txdata[aa][slot_offset], // output
frame_parms->log2_symbol_size, // log2_fft_size frame_parms->ofdm_symbol_size,
12, // number of symbols 12, // number of symbols
frame_parms->ofdm_symbol_size>>2, // number of prefix samples frame_parms->ofdm_symbol_size>>2, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
...@@ -252,7 +245,7 @@ void do_OFDM_mod(mod_sym_t **txdataF, int32_t **txdata, uint32_t frame,uint16_t ...@@ -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) if (frame_parms->Ncp == EXTENDED)
PHY_ofdm_mod(&txdataF[aa][slot_offset_F], // input PHY_ofdm_mod(&txdataF[aa][slot_offset_F], // input
&txdata[aa][slot_offset], // output &txdata[aa][slot_offset], // output
frame_parms->log2_symbol_size, // log2_fft_size frame_parms->ofdm_symbol_size,
2, // number of symbols 2, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
...@@ -268,7 +261,7 @@ void do_OFDM_mod(mod_sym_t **txdataF, int32_t **txdata, uint32_t frame,uint16_t ...@@ -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) if (frame_parms->Ncp == EXTENDED)
PHY_ofdm_mod(&txdataF[aa][slot_offset_F], // input PHY_ofdm_mod(&txdataF[aa][slot_offset_F], // input
&txdata[aa][slot_offset], // output &txdata[aa][slot_offset], // output
frame_parms->log2_symbol_size, // log2_fft_size frame_parms->ofdm_symbol_size,
6, // number of symbols 6, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
......
openair1/PHY/MODULATION/slot_fep.c
View file @ 93bf1630
...@@ -58,24 +58,28 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue, ...@@ -58,24 +58,28 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
void (*dft)(int16_t *,int16_t *, int); void (*dft)(int16_t *,int16_t *, int);
int tmp_dft_in[256]; // This is for misalignment issues for 6 and 15 PRBs int tmp_dft_in[256]; // This is for misalignment issues for 6 and 15 PRBs
switch (frame_parms->log2_symbol_size) { switch (frame_parms->ofdm_symbol_size) {
case 7: case 128:
dft = dft128; dft = dft128;
break; break;
case 8: case 256:
dft = dft256; dft = dft256;
break; break;
case 9: case 512:
dft = dft512; dft = dft512;
break; break;
case 10: case 1024:
dft = dft1024; dft = dft1024;
break; break;
case 11: case 1536:
dft = dft1536;
break;
case 2048:
dft = dft2048; dft = dft2048;
break; break;
...@@ -96,12 +100,12 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue, ...@@ -96,12 +100,12 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
if (l<0 || l>=7-frame_parms->Ncp) { 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); return(-1);
} }
if (Ns<0 || Ns>=20) { 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); return(-1);
} }
...@@ -116,7 +120,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue, ...@@ -116,7 +120,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
#ifdef DEBUG_FEP #ifdef DEBUG_FEP
// if (phy_vars_ue->frame <100) // 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); nb_prefix_samples,nb_prefix_samples0,slot_offset,subframe_offset,sample_offset,rx_offset);
#endif #endif
...@@ -147,7 +151,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue, ...@@ -147,7 +151,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
#ifdef DEBUG_FEP #ifdef DEBUG_FEP
// if (phy_vars_ue->frame <100) // 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); nb_prefix_samples,nb_prefix_samples0,slot_offset,subframe_offset,sample_offset,rx_offset);
#endif #endif
...@@ -182,7 +186,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue, ...@@ -182,7 +186,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
for (aa=0; aa<frame_parms->nb_antennas_tx_eNB; aa++) { for (aa=0; aa<frame_parms->nb_antennas_tx_eNB; aa++) {
#ifdef DEBUG_FEP #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 #endif
start_meas(&phy_vars_ue->dlsch_channel_estimation_stats); start_meas(&phy_vars_ue->dlsch_channel_estimation_stats);
lte_dl_channel_estimation(phy_vars_ue,eNB_id,0, lte_dl_channel_estimation(phy_vars_ue,eNB_id,0,
...@@ -205,7 +209,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue, ...@@ -205,7 +209,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
// do frequency offset estimation here! // do frequency offset estimation here!
// use channel estimates from current symbol (=ch_t) and last symbol (ch_{t-1}) // use channel estimates from current symbol (=ch_t) and last symbol (ch_{t-1})
#ifdef DEBUG_FEP #ifdef DEBUG_FEP
msg("Frequency offset estimation\n"); printf("Frequency offset estimation\n");
#endif #endif
if (l==(4-frame_parms->Ncp)) { if (l==(4-frame_parms->Ncp)) {
...@@ -222,7 +226,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue, ...@@ -222,7 +226,7 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
} }
#ifdef DEBUG_FEP #ifdef DEBUG_FEP
msg("slot_fep: done\n"); printf("slot_fep: done\n");
#endif #endif
return(0); return(0);
} }
openair1/PHY/MODULATION/slot_fep_mbsfn.c
View file @ 93bf1630
...@@ -54,25 +54,29 @@ int slot_fep_mbsfn(PHY_VARS_UE *phy_vars_ue, ...@@ -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; unsigned int frame_length_samples = frame_parms->samples_per_tti * 10;
void (*dft)(int16_t *,int16_t *, int); 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; dft = dft128;
break; break;
case 8: case 256:
dft = dft256; dft = dft256;
break; break;
case 9: case 512:
dft = dft512; dft = dft512;
break; break;
case 10: case 1024:
dft = dft1024; dft = dft1024;
break; break;
case 11: case 1536:
dft = dft1536;
break;
case 2048:
dft = dft2048; dft = dft2048;
break; break;
......
openair1/PHY/MODULATION/slot_fep_ul.c
View file @ 93bf1630
...@@ -50,24 +50,28 @@ int slot_fep_ul(LTE_DL_FRAME_PARMS *frame_parms, ...@@ -50,24 +50,28 @@ int slot_fep_ul(LTE_DL_FRAME_PARMS *frame_parms,
void (*dft)(int16_t *,int16_t *, int); 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; dft = dft128;
break; break;
case 8: case 256:
dft = dft256; dft = dft256;
break; break;
case 9: case 512:
dft = dft512; dft = dft512;
break; break;
case 10: case 1024:
dft = dft1024; dft = dft1024;
break; break;
case 11: case 1536:
dft = dft1536;
break;
case 2048:
dft = dft2048; dft = dft2048;
break; break;
......
openair1/PHY/TOOLS/lte_dfts.c
View file @ 93bf1630
...@@ -45,8 +45,10 @@ ...@@ -45,8 +45,10 @@
#define debug_msg #define debug_msg
#define ONE_OVER_SQRT2_Q15 23170 #define ONE_OVER_SQRT2_Q15 23170
#endif #endif
#define ONE_OVER_SQRT3_Q15 18919
#include "PHY/sse_intrin.h" #include "PHY/sse_intrin.h"
...@@ -3180,6 +3182,8 @@ void idft1536(int16_t *input, int16_t *output) ...@@ -3180,6 +3182,8 @@ void idft1536(int16_t *input, int16_t *output)
int i,i2,j; int i,i2,j;
uint32_t tmp[3][512 ]__attribute__((aligned(16))); uint32_t tmp[3][512 ]__attribute__((aligned(16)));
uint32_t tmpo[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++) { for (i=0,j=0; i<512; i++) {
tmp[0][i] = ((uint32_t *)input)[j++]; tmp[0][i] = ((uint32_t *)input)[j++];
...@@ -3190,17 +3194,6 @@ void idft1536(int16_t *input, int16_t *output) ...@@ -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[0]),(int16_t*)(tmpo[0]),1);
idft512((int16_t*)(tmp[1]),(int16_t*)(tmpo[1]),1); idft512((int16_t*)(tmp[1]),(int16_t*)(tmpo[1]),1);
idft512((int16_t*)(tmp[2]),(int16_t*)(tmpo[2]),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) { 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]), 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) ...@@ -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(); _mm_empty();
_m_empty(); _m_empty();
openair1/PHY/impl_defs_lte.h
View file @ 93bf1630
...@@ -516,10 +516,10 @@ typedef struct { ...@@ -516,10 +516,10 @@ typedef struct {
uint8_t dual_tx; uint8_t dual_tx;
/// flag to indicate SISO transmission /// flag to indicate SISO transmission
uint8_t mode1_flag; uint8_t mode1_flag;
/// Indicator that 20 MHz channel uses 3/4 sampling frequency
uint8_t threequarter_fs;
/// Size of FFT /// Size of FFT
uint16_t ofdm_symbol_size; 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 /// Number of prefix samples in all but first symbol of slot
uint16_t nb_prefix_samples; uint16_t nb_prefix_samples;
/// Number of prefix samples in first symbol of slot /// Number of prefix samples in first symbol of slot
......
openair1/PHY/impl_defs_top.h
View file @ 93bf1630
...@@ -117,7 +117,6 @@ ...@@ -117,7 +117,6 @@
*/ */
#define NUMBER_OF_OFDM_CARRIERS (frame_parms->ofdm_symbol_size) #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 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_USEFUL_CARRIERS (12*frame_parms->N_RB_DL)
#define NUMBER_OF_ZERO_CARRIERS (NUMBER_OF_OFDM_CARRIERS-NUMBER_OF_USEFUL_CARRIERS) #define NUMBER_OF_ZERO_CARRIERS (NUMBER_OF_OFDM_CARRIERS-NUMBER_OF_USEFUL_CARRIERS)
#define NUMBER_OF_USEFUL_CARRIERS_BYTES (NUMBER_OF_USEFUL_CARRIERS>>2) #define NUMBER_OF_USEFUL_CARRIERS_BYTES (NUMBER_OF_USEFUL_CARRIERS>>2)
......
openair1/SCHED/phy_procedures_lte_ue.c
View file @ 93bf1630
...@@ -1262,7 +1262,7 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra ...@@ -1262,7 +1262,7 @@ void phy_procedures_UE_TX(PHY_VARS_UE *phy_vars_ue,uint8_t eNB_id,uint8_t abstra
#else #else
&phy_vars_ue->lte_ue_common_vars.txdata[aa][ulsch_start], &phy_vars_ue->lte_ue_common_vars.txdata[aa][ulsch_start],
#endif #endif
frame_parms->log2_symbol_size, frame_parms->ofdm_symbol_size,
nsymb, nsymb,
frame_parms->nb_prefix_samples, frame_parms->nb_prefix_samples,
CYCLIC_PREFIX); CYCLIC_PREFIX);
......
openair1/SIMULATION/LTE_PHY/dlsim.c
View file @ 93bf1630
This diff is collapsed.
openair1/SIMULATION/LTE_PHY/mbmssim.c
View file @ 93bf1630
...@@ -457,7 +457,7 @@ int main(int argc, char **argv) ...@@ -457,7 +457,7 @@ int main(int argc, char **argv)
PHY_ofdm_mod(PHY_vars_eNB->lte_eNB_common_vars.txdataF[0][0], // input, PHY_ofdm_mod(PHY_vars_eNB->lte_eNB_common_vars.txdataF[0][0], // input,
txdata[0], // output 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 LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
......
openair1/SIMULATION/LTE_PHY/pbchsim.c
View file @ 93bf1630
This diff is collapsed.
openair1/SIMULATION/LTE_PHY/pdcchsim.c
View file @ 93bf1630
...@@ -58,98 +58,6 @@ PHY_VARS_UE *PHY_vars_UE; ...@@ -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 CCCH_RB_ALLOC computeRIV(PHY_vars_eNB->lte_frame_parms.N_RB_UL,0,2)
#define DLSCH_RB_ALLOC 0x1fbf // igore DC component,RB13 #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 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) 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) ...@@ -798,9 +706,10 @@ int main(int argc, char **argv)
n_rx, n_rx,
transmission_mode, transmission_mode,
extended_prefix_flag, extended_prefix_flag,
frame_type,
Nid_cell, Nid_cell,
tdd_config, tdd_config,
N_RB_DL,frame_type, N_RB_DL,
osf, osf,
perfect_ce); perfect_ce);
...@@ -1084,7 +993,7 @@ int main(int argc, char **argv) ...@@ -1084,7 +993,7 @@ int main(int argc, char **argv)
if (PHY_vars_eNB->lte_frame_parms.Ncp == 1) 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, 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 &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 2*nsymb, // number of symbols
PHY_vars_eNB->lte_frame_parms.nb_prefix_samples, // number of prefix samples PHY_vars_eNB->lte_frame_parms.nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
......
openair1/SIMULATION/LTE_PHY/prachsim.c
View file @ 93bf1630
...@@ -56,58 +56,6 @@ PHY_VARS_UE *PHY_vars_UE; ...@@ -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]; extern uint16_t prach_root_sequence_map0_3[838];
int main(int argc, char **argv) int main(int argc, char **argv)
...@@ -370,7 +318,16 @@ int main(int argc, char **argv) ...@@ -370,7 +318,16 @@ int main(int argc, char **argv)
if (transmission_mode==2) if (transmission_mode==2)
n_tx=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) { if (snr1set==0) {
......
openair1/SIMULATION/LTE_PHY/pucchsim.c
View file @ 93bf1630
...@@ -58,60 +58,6 @@ PHY_VARS_UE *PHY_vars_UE; ...@@ -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) int main(int argc, char **argv)
{ {
...@@ -368,7 +314,16 @@ int main(int argc, char **argv) ...@@ -368,7 +314,16 @@ int main(int argc, char **argv)
if (transmission_mode==2) if (transmission_mode==2)
n_tx=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) { if (snr1set==0) {
...@@ -473,7 +428,7 @@ int main(int argc, char **argv) ...@@ -473,7 +428,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1) if (frame_parms->Ncp == 1)
PHY_ofdm_mod(txdataF2[aa], // input PHY_ofdm_mod(txdataF2[aa], // input
txdata[aa], // output txdata[aa], // output
frame_parms->log2_symbol_size, // log2_fft_size frame_parms->ofdm_symbol_size,
2*nsymb, // number of symbols 2*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
...@@ -496,7 +451,7 @@ int main(int argc, char **argv) ...@@ -496,7 +451,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1) 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, 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 &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 nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples frame_parms->nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
......
openair1/SIMULATION/LTE_PHY/scansim.c
View file @ 93bf1630
This diff is collapsed.
openair1/SIMULATION/LTE_PHY/syncsim.c
View file @ 93bf1630
...@@ -1189,7 +1189,7 @@ int main(int argc, char **argv) ...@@ -1189,7 +1189,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1) if (frame_parms->Ncp == 1)
PHY_ofdm_mod(txdataF2[aa], // input PHY_ofdm_mod(txdataF2[aa], // input
txdata[aa], // output 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 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.nb_prefix_samples, // number of prefix samples
PHY_vars_eNB->lte_frame_parms.twiddle_ifft, // IFFT twiddle factors PHY_vars_eNB->lte_frame_parms.twiddle_ifft, // IFFT twiddle factors
...@@ -1218,7 +1218,7 @@ int main(int argc, char **argv) ...@@ -1218,7 +1218,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1) if (frame_parms->Ncp == 1)
PHY_ofdm_mod(PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNb_id][aa], // input, PHY_ofdm_mod(PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNb_id][aa], // input,
txdata[aa], // output 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 LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples frame_parms->nb_prefix_samples, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors frame_parms->twiddle_ifft, // IFFT twiddle factors
...@@ -1240,7 +1240,7 @@ int main(int argc, char **argv) ...@@ -1240,7 +1240,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1) if (frame_parms->Ncp == 1)
PHY_ofdm_mod(PHY_vars_eNB1->lte_eNB_common_vars.txdataF[eNb_id][aa], // input, 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 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 LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples frame_parms->nb_prefix_samples, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors frame_parms->twiddle_ifft, // IFFT twiddle factors
...@@ -1260,7 +1260,7 @@ int main(int argc, char **argv) ...@@ -1260,7 +1260,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1) if (frame_parms->Ncp == 1)
PHY_ofdm_mod(PHY_vars_eNB2->lte_eNB_common_vars.txdataF[eNb_id][aa], // input, 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 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 LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*nsymb, // number of symbols
frame_parms->nb_prefix_samples, // number of prefix samples frame_parms->nb_prefix_samples, // number of prefix samples
frame_parms->twiddle_ifft, // IFFT twiddle factors frame_parms->twiddle_ifft, // IFFT twiddle factors
......
openair1/SIMULATION/LTE_PHY/ulsim.c
View file @ 93bf1630
...@@ -89,60 +89,6 @@ double t_rx_min = 1000000000; /*!< \brief initial min process time for tx */ ...@@ -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_tx_dropped = 0; /*!< \brief initial max process time for tx */
int n_rx_dropped = 0; /*!< \brief initial max process time for rx */ 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) int main(int argc, char **argv)
{ {
...@@ -520,7 +466,16 @@ 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) if (nb_rb_set == 0)
nb_rb = PHY_vars_eNB->lte_frame_parms.N_RB_UL; nb_rb = PHY_vars_eNB->lte_frame_parms.N_RB_UL;
...@@ -1109,7 +1064,7 @@ int main(int argc, char **argv) ...@@ -1109,7 +1064,7 @@ int main(int argc, char **argv)
if (frame_parms->Ncp == 1) 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 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 &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 nsymb, // number of symbols
PHY_vars_UE->lte_frame_parms.nb_prefix_samples, // number of prefix samples PHY_vars_UE->lte_frame_parms.nb_prefix_samples, // number of prefix samples
CYCLIC_PREFIX); CYCLIC_PREFIX);
......
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