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phy_simulators working again

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This commit is contained in:
yilmazt
2019-07-20 17:52:32 +02:00
parent ff6710c898 0de5ff4877
commit e823ae9d0b
54 changed files with 1660 additions and 1056 deletions
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openair1/PHY/LTE_ESTIMATION/lte_sync_time.c
+33 -46
View File
@@ -26,15 +26,13 @@
*/
//#include <string.h>
#include <math.h>
#include "LAYER2/MAC/mac.h"
#include "PHY/defs_UE.h"
#include "PHY/phy_extern_ue.h"
#include <math.h>
#include "LAYER2/MAC/mac.h"
#include "RRC/LTE/rrc_extern.h"
#include "PHY_INTERFACE/phy_interface.h"
#include "PHY/LTE_REFSIG/lte_refsig.h"
#include "RRC/LTE/rrc_extern.h"
// Note: this is for prototype of generate_drs_pusch (OTA synchronization of RRUs)
#include "PHY/LTE_UE_TRANSPORT/transport_proto_ue.h"
@@ -46,10 +44,8 @@ int sync_tmp[2048*4] __attribute__((aligned(32)));
short syncF_tmp[2048*2] __attribute__((aligned(32)));
int lte_sync_time_init(LTE_DL_FRAME_PARMS *frame_parms ) // LTE_UE_COMMON *common_vars
{
int i,k;
sync_corr_ue0 = (int *)malloc16(LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*sizeof(int)*frame_parms->samples_per_tti);
@@ -275,8 +271,6 @@ int lte_sync_time_init(LTE_DL_FRAME_PARMS *frame_parms ) // LTE_UE_COMMON *com
((int32_t*)primary_synch2_time)[i] = sync_tmp[i];
if ( LOG_DUMPFLAG(DEBUG_LTEESTIM)){
LOG_M("primary_sync0.m","psync0",primary_synch0_time,frame_parms->ofdm_symbol_size,1,1);
LOG_M("primary_sync1.m","psync1",primary_synch1_time,frame_parms->ofdm_symbol_size,1,1);
@@ -288,8 +282,6 @@ int lte_sync_time_init(LTE_DL_FRAME_PARMS *frame_parms ) // LTE_UE_COMMON *com
void lte_sync_time_free(void)
{
if (sync_corr_ue0) {
LOG_D(PHY,"Freeing sync_corr_ue (%p)...\n",sync_corr_ue0);
free(sync_corr_ue0);
@@ -328,19 +320,20 @@ void lte_sync_time_free(void)
primary_synch2_time = NULL;
}
static inline int abs32(int x)
{
return (((int)((short*)&x)[0])*((int)((short*)&x)[0]) + ((int)((short*)&x)[1])*((int)((short*)&x)[1]));
}
#define SHIFT 17
int lte_sync_time(int **rxdata, ///rx data in time domain
LTE_DL_FRAME_PARMS *frame_parms,
int *eNB_id)
{
// perform a time domain correlation using the oversampled sync sequence
unsigned int n, ar, s, peak_pos, peak_val, sync_source;
@@ -465,77 +458,74 @@ int lte_sync_time(int **rxdata, ///rx data in time domain
} else {
debug_cnt++;
}
}
return(peak_pos);
}
return(peak_pos);
}
int ru_sync_time_init(RU_t *ru) // LTE_UE_COMMON *common_vars
{
/*
int16_t dmrs[2048];
int16_t *dmrsp[2] = {dmrs,NULL};
*/
int32_t dmrs[ru->frame_parms.ofdm_symbol_size*14] __attribute__((aligned(32)));
// int32_t *dmrsp[2] = {&dmrs[(3-ru->frame_parms.Ncp)*ru->frame_parms.ofdm_symbol_size],NULL};
int32_t dmrs[ru->frame_parms->ofdm_symbol_size*14] __attribute__((aligned(32)));
//int32_t *dmrsp[2] = {&dmrs[(3-ru->frame_parms->Ncp)*ru->frame_parms->ofdm_symbol_size],NULL};
int32_t *dmrsp[2] = {&dmrs[0],NULL};
generate_ul_ref_sigs();
ru->dmrssync = (int16_t*)malloc16_clear(ru->frame_parms.ofdm_symbol_size*2*sizeof(int16_t));
ru->dmrs_corr = (uint64_t*)malloc16_clear(ru->frame_parms.samples_per_tti*10*sizeof(uint64_t));
ru->dmrssync = (int16_t*)malloc16_clear(ru->frame_parms->ofdm_symbol_size*2*sizeof(int16_t));
ru->dmrs_corr = (uint64_t*)malloc16_clear(ru->frame_parms->samples_per_tti*10*sizeof(uint64_t));
generate_drs_pusch(NULL,NULL,
&ru->frame_parms,
dmrsp,
0,
AMP,
0,
0,
ru->frame_parms.N_RB_DL,
0);
generate_drs_pusch(NULL,
NULL,
ru->frame_parms,
dmrsp,
0,
AMP,
0,
0,
ru->frame_parms->N_RB_DL,
0);
switch (ru->frame_parms.N_RB_DL) {
switch (ru->frame_parms->N_RB_DL) {
case 6:
idft128((int16_t*)(&dmrsp[0][3*ru->frame_parms.ofdm_symbol_size]),
idft128((int16_t*)(&dmrsp[0][3*ru->frame_parms->ofdm_symbol_size]),
ru->dmrssync, /// complex output
1);
break;
case 25:
idft512((int16_t*)(&dmrsp[0][3*ru->frame_parms.ofdm_symbol_size]),
idft512((int16_t*)(&dmrsp[0][3*ru->frame_parms->ofdm_symbol_size]),
ru->dmrssync, /// complex output
1);
break;
case 50:
idft1024((int16_t*)(&dmrsp[0][3*ru->frame_parms.ofdm_symbol_size]),
idft1024((int16_t*)(&dmrsp[0][3*ru->frame_parms->ofdm_symbol_size]),
ru->dmrssync, /// complex output
1);
break;
case 75:
idft1536((int16_t*)(&dmrsp[0][3*ru->frame_parms.ofdm_symbol_size]),
idft1536((int16_t*)(&dmrsp[0][3*ru->frame_parms->ofdm_symbol_size]),
ru->dmrssync,
1); /// complex output
break;
case 100:
idft2048((int16_t*)(&dmrsp[0][3*ru->frame_parms.ofdm_symbol_size]),
idft2048((int16_t*)(&dmrsp[0][3*ru->frame_parms->ofdm_symbol_size]),
ru->dmrssync, /// complex output
1);
break;
default:
AssertFatal(1==0,"Unsupported N_RB_DL %d\n",ru->frame_parms.N_RB_DL);
AssertFatal(1==0,"Unsupported N_RB_DL %d\n",ru->frame_parms->N_RB_DL);
break;
}
return(0);
}
void ru_sync_time_free(RU_t *ru) {
AssertFatal(ru->dmrssync!=NULL,"ru->dmrssync is NULL\n");
@@ -551,7 +541,6 @@ int lte_sync_time_eNB(int32_t **rxdata, ///rx data in time domain
uint32_t *peak_val_out,
uint32_t *sync_corr_eNB)
{
// perform a time domain correlation using the oversampled sync sequence
unsigned int n, ar, peak_val, peak_pos;
@@ -634,17 +623,19 @@ int lte_sync_time_eNB(int32_t **rxdata, ///rx data in time domain
}
static inline int64_t abs64(int64_t x)
{
return (((int64_t)((int32_t*)&x)[0])*((int64_t)((int32_t*)&x)[0]) + ((int64_t)
((int32_t*)&x)[1])*((int64_t)((int32_t*)&x)[1]));
}
int ru_sync_time(RU_t *ru,
int64_t *lev,
int64_t *avg)
{
LTE_DL_FRAME_PARMS *frame_parms = &ru->frame_parms;
LTE_DL_FRAME_PARMS *frame_parms = ru->frame_parms;
RU_CALIBRATION *calibration = &ru->calibration;
// perform a time domain correlation using the oversampled sync sequence
@@ -713,8 +704,4 @@ int ru_sync_time(RU_t *ru,
if ((int64_t)maxlev0 > (10*avg0)) {*lev = maxlev0; *avg=avg0; return((length+maxpos0-dmrsoffset)%length);}
return(-1);
}