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Commit 6bfbb77e authored by Raymond Knopp's avatar Raymond Knopp
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Merge remote-tracking branch 'origin/340-fix-beamforming-for-multiple-antenna'... 

Merge remote-tracking branch 'origin/340-fix-beamforming-for-multiple-antenna' into ru_rau_enhancement-external-timing

Conflicts:
	openair1/SCHED/ru_procedures.c
parents 1609b21f bd3fc60a
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Showing with 508 additions and 105 deletions
common/utils/LOG/vcd_signal_dumper.c
View file @ 6bfbb77e
......@@ -255,10 +255,34 @@ const char* eurecomFunctionsNames[] = {
"phy_procedures_eNb_tx1",
"phy_procedures_ru_feprx0",
"phy_procedures_ru_feprx1",
"phy_procedures_ru_feprx2",
"phy_procedures_ru_feprx3",
"phy_procedures_ru_feprx4",
"phy_procedures_ru_feprx5",
"phy_procedures_ru_feprx6",
"phy_procedures_ru_feprx7",
"phy_procedures_ru_feprx8",
"phy_procedures_ru_feprx9",
"phy_procedures_ru_feptx_ofdm0",
"phy_procedures_ru_feptx_ofdm1",
"phy_procedures_ru_feptx_ofdm2",
"phy_procedures_ru_feptx_ofdm3",
"phy_procedures_ru_feptx_ofdm4",
"phy_procedures_ru_feptx_ofdm5",
"phy_procedures_ru_feptx_ofdm6",
"phy_procedures_ru_feptx_ofdm7",
"phy_procedures_ru_feptx_ofdm8",
"phy_procedures_ru_feptx_ofdm9",
"phy_procedures_ru_feptx_prec0",
"phy_procedures_ru_feptx_prec1",
"phy_procedures_ru_feptx_prec2",
"phy_procedures_ru_feptx_prec3",
"phy_procedures_ru_feptx_prec4",
"phy_procedures_ru_feptx_prec5",
"phy_procedures_ru_feptx_prec6",
"phy_procedures_ru_feptx_prec7",
"phy_procedures_ru_feptx_prec8",
"phy_procedures_ru_feptx_prec9",
"phy_procedures_eNb_rx_uespec0",
"phy_procedures_eNb_rx_uespec1",
"phy_procedures_ue_tx",
......
common/utils/LOG/vcd_signal_dumper.h
View file @ 6bfbb77e
......@@ -232,10 +232,34 @@ typedef enum {
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_ENB_TX1,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX1,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX2,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX3,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX4,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX5,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX6,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX7,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX8,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX9,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM1,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM2,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM3,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM4,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM5,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM6,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM7,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM8,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_OFDM9,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC1,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC2,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC3,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC4,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC5,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC6,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC7,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC8,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPTX_PREC9,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_ENB_RX_UESPEC,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_ENB_RX_UESPEC1,
VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_UE_TX,
......
common/utils/T/T_defs.h
View file @ 6bfbb77e
......@@ -39,10 +39,10 @@ typedef struct {
#define T_SHM_FILENAME "/T_shm_segment"
/* number of VCD functions (to be kept up to date! see in T_messages.txt) */
#define VCD_NUM_FUNCTIONS 190
#define VCD_NUM_FUNCTIONS (190+24)
/* number of VCD variables (to be kept up to date! see in T_messages.txt) */
#define VCD_NUM_VARIABLES 128
#define VCD_NUM_VARIABLES (128+24)
/* first VCD function (to be kept up to date! see in T_messages.txt) */
#define VCD_FIRST_FUNCTION ((uintptr_t)T_VCD_FUNCTION_RT_SLEEP)
......
common/utils/T/T_messages.txt
View file @ 6bfbb77e
......@@ -1656,6 +1656,49 @@ ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPRX1
DESC = VCD function PHY_PROCEDURES_RU_FEPRX1
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
<<<<<<< HEAD
=======
VCD_NAME = phy_procedures_ru_feprx1
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPRX2
DESC = VCD function PHY_PROCEDURES_RU_FEPRX2
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feprx2
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPRX3
DESC = VCD function PHY_PROCEDURES_RU_FEPRX3
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feprx3
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPRX4
DESC = VCD function PHY_PROCEDURES_RU_FEPRX4
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feprx4
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPRX5
DESC = VCD function PHY_PROCEDURES_RU_FEPRX5
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feprx5
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPRX6
DESC = VCD function PHY_PROCEDURES_RU_FEPRX6
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feprx6
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPRX7
DESC = VCD function PHY_PROCEDURES_RU_FEPRX7
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feprx7
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPRX8
DESC = VCD function PHY_PROCEDURES_RU_FEPRX8
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feprx8
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPRX9
DESC = VCD function PHY_PROCEDURES_RU_FEPRX9
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feprx9
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM
GROUP = ALL:VCD:ENB:VCD_FUNCTION
......@@ -1664,6 +1707,47 @@ ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM1
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM1
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_ofdm1
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM2
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM2
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_ofdm2
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM3
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM3
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_ofdm3
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM4
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM4
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_ofdm4
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM5
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM5
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_ofdm5
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM6
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM6
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_ofdm6
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM7
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM7
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_ofdm7
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM8
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM8
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_ofdm8
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_OFDM9
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_OFDM9
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_ofdm9
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC
GROUP = ALL:VCD:ENB:VCD_FUNCTION
......@@ -1672,6 +1756,47 @@ ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC1
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC1
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_prec1
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC2
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC2
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_prec2
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC3
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC3
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_prec3
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC4
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC4
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_prec4
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC5
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC5
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_prec5
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC6
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC6
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_prec6
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC7
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC7
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_prec7
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC8
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC8
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_prec8
ID = VCD_FUNCTION_PHY_PROCEDURES_RU_FEPTX_PREC9
DESC = VCD function PHY_PROCEDURES_RU_FEPTX_PREC9
GROUP = ALL:VCD:ENB:VCD_FUNCTION
FORMAT = int,value
VCD_NAME = phy_procedures_ru_feptx_prec9
ID = VCD_FUNCTION_PHY_PROCEDURES_ENB_RX_UESPEC
DESC = VCD function PHY_PROCEDURES_ENB_RX_UESPEC
GROUP = ALL:VCD:ENB:VCD_FUNCTION
......
openair1/PHY/MODULATION/beamforming.c
View file @ 6bfbb77e
......@@ -29,6 +29,19 @@
* \note
* \warning
*/
/*! \function beam_precoding_one_eNB
* \brief Create and Implementation of beamforming in one eNB
* \author TY Hsu, SY Yeh(fdragon), TH Wang(Judy)
* \date 2018
* \version 0.1
* \company ISIP@NCTU and Eurecom
* \email: tyhsu@cs.nctu.edu.tw,fdragon.cs96g@g2.nctu.edu.tw,Tsu-Han.Wang@eurecom.fr
* \note
* \warning
*/
#include "PHY/defs_common.h"
#include "PHY/defs_eNB.h"
#include "PHY/phy_extern.h"
......@@ -43,49 +56,107 @@ int beam_precoding(int32_t **txdataF,
int32_t **txdataF_BF,
LTE_DL_FRAME_PARMS *frame_parms,
int32_t ***beam_weights,
int slot,
int symbol,
int aa)
int aa,
int p)
{
uint8_t p;
//uint16_t re=0;
int slot_offset_F;
//LOG_I(PHY,"Starting precoding for symbol %d, physical antenna %d, logical port %d\n",symbol,aa,p);
int rb_offset_neg = frame_parms->ofdm_symbol_size - (6*frame_parms->N_RB_DL);
/* if(rb<(frame_parms->N_RB_DL/2)) {
rb_offset = rb*12;
}else if(rb>=(frame_parms->N_RB_DL/2)) {
rb_offset = 12*(rb-(frame_parms->N_RB_DL/2));
//rb_offset = 1+(12*(rb-(frame_parms->N_RB_DL>>1)));
}*/
//printf("aa = %d, p = %d, symbol = %d, rb = %d, rb_offset = %d, orisma = %d\n",aa,p,symbol,rb,rb_offset,rb_offset+symbol*12);
//printf("aa = %d, p = %d, symbol = %d\n",aa,p,symbol);
slot_offset_F = slot*(frame_parms->ofdm_symbol_size)*((frame_parms->Ncp==1) ? 6 : 7);
// clear txdata_BF[aa][re] for each call of ue_spec_beamforming
memset(txdataF_BF[aa],0,sizeof(int32_t)*(frame_parms->ofdm_symbol_size));
//VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_MULTADD,1);
for (p=0; p<NB_ANTENNA_PORTS_ENB; p++) {
if (p<frame_parms->nb_antenna_ports_eNB || p==5) {
multadd_cpx_vector((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size],
multadd_cpx_vector((int16_t*)&txdataF[p][rb_offset_neg+(symbol*frame_parms->ofdm_symbol_size)],
(int16_t*)&beam_weights[p][aa][rb_offset_neg],
(int16_t*)&txdataF_BF[aa][rb_offset_neg+(symbol*frame_parms->ofdm_symbol_size)],
0,
6*frame_parms->N_RB_DL,
15);
multadd_cpx_vector((int16_t*)&txdataF[p][(symbol*frame_parms->ofdm_symbol_size)],
(int16_t*)&beam_weights[p][aa][0],
(int16_t*)&txdataF_BF[aa][(symbol*frame_parms->ofdm_symbol_size)],
0,
7*frame_parms->N_RB_DL, // to allow for extra RE at the end, 12 useless multipy-adds (first one at DC and 11 at end)
15);
/*
if (last_prb == 1 && rb>=(frame_parms->N_RB_DL/2)) {
// do extra complex multiplication for remaining RE
uint16_t re = frame_parms->ofdm_symbol_size-1;
((int16_t*)&txdataF_BF[aa][(rb_offset+1)+re])[0] += (int16_t)((((int16_t*)&txdataF[p][(rb_offset+1)+(symbol*frame_parms->ofdm_symbol_size)+re])[0]*((int16_t*)&beam_weights[p][aa][(rb_offset+1)+re])[0])>>15);
((int16_t*)&txdataF_BF[aa][(rb_offset+1)+re])[0] -= (int16_t)((((int16_t*)&txdataF[p][(rb_offset+1)+(symbol*frame_parms->ofdm_symbol_size)+re])[1]*((int16_t*)&beam_weights[p][aa][(rb_offset+1)+re])[1])>>15);
((int16_t*)&txdataF_BF[aa][(rb_offset+1)+re])[1] += (int16_t)((((int16_t*)&txdataF[p][(rb_offset+1)+(symbol*frame_parms->ofdm_symbol_size)+re])[0]*((int16_t*)&beam_weights[p][aa][(rb_offset+1)+re])[1])>>15);
((int16_t*)&txdataF_BF[aa][(rb_offset+1)+re])[1] += (int16_t)((((int16_t*)&txdataF[p][(rb_offset+1)+(symbol*frame_parms->ofdm_symbol_size)+re])[1]*((int16_t*)&beam_weights[p][aa][(rb_offset+1)+re])[0])>>15);
}
*/
//VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_MULTADD,0);
return 0;
}
int beam_precoding_one_eNB(int32_t **txdataF,
int32_t **txdataF_BF,
int32_t ***beam_weights,
int subframe,
int nb_antenna_ports,
int nb_tx, // total physical antenna
LTE_DL_FRAME_PARMS *frame_parms
)
{
int p, re, symbol, aa; // loop index
int re_offset;
int ofdm_symbol_size = frame_parms->ofdm_symbol_size;
int symbols_per_tti = frame_parms->symbols_per_tti;
int nb_antenna_ports_eNB = frame_parms->nb_antenna_ports_eNB; // logic antenna ports
re_offset = ofdm_symbol_size*symbols_per_tti*subframe;
// txdataF_BF[aa][re] = sum(beam_weghts[p][aa][re]*txdataF[p][re]), p=0~nb_antenna_ports-1
// real part and image part need to compute separately
for (aa=0; aa<nb_tx; aa++) {
memset(txdataF_BF[aa],0,sizeof(int32_t)*(ofdm_symbol_size*symbols_per_tti));
for(p=0;p<nb_antenna_ports;p++){
if (p<nb_antenna_ports_eNB || p==5){
for (symbol=0; symbol<symbols_per_tti; symbol++){
multadd_cpx_vector((int16_t*)&txdataF[p][symbol*ofdm_symbol_size+re_offset],
(int16_t*)beam_weights[p][aa],
(int16_t*)&txdataF_BF[aa][symbol*frame_parms->ofdm_symbol_size],
(int16_t*)&txdataF_BF[aa][symbol*ofdm_symbol_size],
0,
frame_parms->ofdm_symbol_size,
ofdm_symbol_size,
15);
//mult_cpx_conj_vector((int16_t*)beam_weights[p][aa], (int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size], (int16_t*)txdataF_BF[aa], frame_parms->ofdm_symbol_size, 15, 1);
// if check version
/*for (re=0;re<frame_parms->ofdm_symbol_size;re++) {
if (txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re]!=0) {
((int16_t*)&txdataF_BF[aa][re])[0] += (int16_t)((((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[0]*((int16_t*)&beam_weights[p][aa][re])[0])>>15);
((int16_t*)&txdataF_BF[aa][re])[0] -= (int16_t)((((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[1]*((int16_t*)&beam_weights[p][aa][re])[1])>>15);
((int16_t*)&txdataF_BF[aa][re])[1] += (int16_t)((((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[0]*((int16_t*)&beam_weights[p][aa][re])[1])>>15);
((int16_t*)&txdataF_BF[aa][re])[1] += (int16_t)((((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[1]*((int16_t*)&beam_weights[p][aa][re])[0])>>15);
printf("beamforming.c:txdataF[%d][%d]=%d+j%d, beam_weights[%d][%d][%d]=%d+j%d,txdata_BF[%d][%d]=%d+j%d\n",
p,slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re,
((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[0],
((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[1],
p,aa,re,
((int16_t*)&beam_weights[p][aa][re])[0],((int16_t*)&beam_weights[p][aa][re])[1],
aa,re,
((int16_t*)&txdataF_BF[aa][re])[0],
((int16_t*)&txdataF_BF[aa][re])[1]);
/*
for (re=0; re<ofdm_symbol_size; re++){
// direct
((int16_t*)&txdataF_BF[aa][re])[0] += (int16_t)((((int16_t*)&txdataF[p][re+symbol*ofdm_symbol_size+re_offset])[0]*((int16_t*)&beam_weights[p][aa][re])[0])>>15);
((int16_t*)&txdataF_BF[aa][re])[0] -= (int16_t)((((int16_t*)&txdataF[p][re+symbol*ofdm_symbol_size+re_offset])[1]*((int16_t*)&beam_weights[p][aa][re])[1])>>15);
((int16_t*)&txdataF_BF[aa][re])[1] += (int16_t)((((int16_t*)&txdataF[p][re+symbol*ofdm_symbol_size+re_offset])[0]*((int16_t*)&beam_weights[p][aa][re])[1])>>15);
((int16_t*)&txdataF_BF[aa][re])[1] += (int16_t)((((int16_t*)&txdataF[p][re+symbol*ofdm_symbol_size+re_offset])[1]*((int16_t*)&beam_weights[p][aa][re])[0])>>15);
}
*/
}
}
}*/
}
}
return 0;
}
openair1/PHY/MODULATION/modulation_eNB.h
View file @ 6bfbb77e
......@@ -50,9 +50,29 @@ int beam_precoding(int32_t **txdataF,
int32_t **txdataF_BF,
LTE_DL_FRAME_PARMS *frame_parms,
int32_t ***beam_weights,
int slot,
int symbol,
int aa);
int aa,
int p);
/** \brief This function performs beamforming precoding for common
* data for only one eNB, fdragon
@param txdataF Table of pointers for frequency-domain TX signals
@param txdataF_BF Table of pointers for frequency-domain TX signals
@param frame_parms Frame descriptor structure
after beamforming
@param beam_weights Beamforming weights applied on each
antenna element and each carrier
@param slot Slot number
@param symbol Symbol index on which to act
@param aa physical antenna index*/
int beam_precoding_one_eNB(int32_t **txdataF,
int32_t **txdataF_BF,
int32_t ***beam_weights,
int subframe,
int nb_antenna_ports,
int nb_tx, // total physical antenna
LTE_DL_FRAME_PARMS *frame_parms
);
int f_read(char *calibF_fname, int nb_ant, int nb_freq, int32_t **tdd_calib_coeffs);
......
openair1/SCHED/ru_procedures.c
View file @ 6bfbb77e
This diff is collapsed.
targets/RT/USER/lte-enb.c
View file @ 6bfbb77e
......@@ -30,6 +30,18 @@
* \warning
*/
/*! \function wakeup_txfh
* \brief Implementation of creating multiple RU threads for beamforming emulation
* \author TH Wang(Judy), TY Hsu, SY Yeh(fdragon)
* \date 2018
* \version 0.1
* \company Eurecom and ISIP@NCTU
* \email: Tsu-Han.Wang@eurecom.fr,tyhsu@cs.nctu.edu.tw,fdragon.cs96g@g2.nctu.edu.tw
* \note
* \warning
*/
#define _GNU_SOURCE
#include <pthread.h>
......@@ -148,7 +160,7 @@ void init_eNB(int,int);
void stop_eNB(int nb_inst);
int wakeup_tx(PHY_VARS_eNB *eNB,RU_proc_t *ru_proc);
int wakeup_txfh(eNB_rxtx_proc_t *proc,RU_proc_t *ru_proc);
int wakeup_txfh(eNB_rxtx_proc_t *proc,PHY_VARS_eNB *eNB);
void wakeup_prach_eNB(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe);
#if (RRC_VERSION >= MAKE_VERSION(14, 0, 0))
void wakeup_prach_eNB_br(PHY_VARS_eNB *eNB,RU_t *ru,int frame,int subframe);
......@@ -308,9 +320,10 @@ static inline int rxtx(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc, char *thread_nam
static void* tx_thread(void* param) {
eNB_proc_t *eNB_proc = (eNB_proc_t*)param;
PHY_VARS_eNB *eNB = (PHY_VARS_eNB *)param;
eNB_proc_t *eNB_proc = &eNB->proc;
eNB_rxtx_proc_t *proc = &eNB_proc->proc_rxtx[1];
PHY_VARS_eNB *eNB = RC.eNB[0][proc->CC_id];
//PHY_VARS_eNB *eNB = RC.eNB[0][proc->CC_id];
char thread_name[100];
sprintf(thread_name,"TXnp4_%d\n",&eNB->proc.proc_rxtx[0] == proc ? 0 : 1);
......@@ -344,7 +357,7 @@ static void* tx_thread(void* param) {
exit_fun( "ERROR pthread_cond_signal" );
}
pthread_mutex_unlock( &proc->mutex_rxtx );
wakeup_txfh(proc,eNB_proc->ru_proc);
wakeup_txfh(proc,eNB);
}
return 0;
......@@ -367,7 +380,8 @@ static void* eNB_thread_rxtx( void* param ) {
proc = (eNB_rxtx_proc_t*)param;
}
else{
eNB_proc_t *eNB_proc = (eNB_proc_t*)param;
PHY_VARS_eNB *eNB = (PHY_VARS_eNB *)param;
eNB_proc_t *eNB_proc = &eNB->proc;
proc = &eNB_proc->proc_rxtx[0];
}
......@@ -431,7 +445,7 @@ static void* eNB_thread_rxtx( void* param ) {
else
{
phy_procedures_eNB_TX(eNB, proc, 1);
wakeup_txfh(proc,eNB->proc.ru_proc);
wakeup_txfh(proc,eNB);
}
}
......@@ -473,15 +487,17 @@ void eNB_top(PHY_VARS_eNB *eNB, int frame_rx, int subframe_rx, char *string,RU_t
}
}
int wakeup_txfh(eNB_rxtx_proc_t *proc,RU_proc_t *ru_proc) {
int wakeup_txfh(eNB_rxtx_proc_t *proc,PHY_VARS_eNB *eNB) {
if(ru_proc == NULL)
return(0);
RU_proc_t *ru_proc;
struct timespec wait;
wait.tv_sec=0;
wait.tv_nsec=5000000L;
for(int ru_id=0; ru_id<eNB->num_RU; ru_id++){
ru_proc = &eNB->RU_list[ru_id]->proc;
if(ru_proc == NULL)
return(0);
if(wait_on_condition(&ru_proc->mutex_eNBs,&ru_proc->cond_eNBs,&ru_proc->ru_tx_ready,"wakeup_txfh")<0) {
LOG_E(PHY,"Frame %d, subframe %d: TX FH not ready\n", ru_proc->frame_tx, ru_proc->subframe_tx);
return(-1);
......@@ -511,7 +527,7 @@ int wakeup_txfh(eNB_rxtx_proc_t *proc,RU_proc_t *ru_proc) {
}
pthread_mutex_unlock( &ru_proc->mutex_eNBs );
}
return(0);
}
......@@ -978,8 +994,8 @@ void init_eNB_proc(int inst) {
LOG_I(PHY,"eNB->single_thread_flag:%d\n", eNB->single_thread_flag);
if (eNB->single_thread_flag==0 && nfapi_mode!=2) {
pthread_create( &proc_rxtx[0].pthread_rxtx, attr0, eNB_thread_rxtx, proc );
pthread_create( &proc_rxtx[1].pthread_rxtx, attr1, tx_thread, proc);
pthread_create( &proc_rxtx[0].pthread_rxtx, attr0, eNB_thread_rxtx, eNB );
pthread_create( &proc_rxtx[1].pthread_rxtx, attr1, tx_thread, eNB);
}
pthread_create( &proc->pthread_prach, attr_prach, eNB_thread_prach, eNB );
#if (RRC_VERSION >= MAKE_VERSION(14, 0, 0))
......
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