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openairinterface5g/openair1/PHY/TOOLS/nr_phy_scope.c
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C

/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Author and copyright: Laurent Thomas, open-cells.com
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/* Form definition file generated by fdesign */
#include <stdlib.h>
#include "nr_phy_scope.h"
#include "executables/softmodem-common.h"
#include "executables/nr-softmodem-common.h"
#include <forms.h>
#define TPUT_WINDOW_LENGTH 100
#define ScaleZone 4
#define localBuff(NaMe,SiZe) float NaMe[SiZe]; memset(NaMe,0,sizeof(NaMe));
int otg_enabled;
const FL_COLOR rx_antenna_colors[4] = {FL_RED,FL_BLUE,FL_GREEN,FL_YELLOW};
const FL_COLOR water_colors[4] = {FL_BLUE,FL_GREEN,FL_YELLOW,FL_RED};
typedef struct {
int16_t r;
int16_t i;
} scopeSample_t;
#define SquaredNorm(VaR) ((VaR).r*(VaR).r+(VaR).i*(VaR).i)
typedef struct OAIgraph {
FL_OBJECT *graph;
FL_OBJECT *text;
float maxX;
float maxY;
float minX;
float minY;
int x;
int y;
int w;
int h;
int waterFallh;
double *waterFallAvg;
boolean_t initDone;
int iteration;
void (*gNBfunct) (struct OAIgraph *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int UE_id);
void (*nrUEfunct)(struct OAIgraph *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id);
} OAIgraph_t;
/* Forms and Objects */
typedef struct {
FL_FORM *phy_scope;
OAIgraph_t graph[20];
FL_OBJECT *button_0;
} OAI_phy_scope_t;
typedef struct {
FL_FORM *stats_form;
void *vdata;
char *cdata;
long ldata;
FL_OBJECT *stats_text;
FL_OBJECT *stats_button;
} FD_stats_form;
static void drawsymbol(FL_OBJECT *obj, int id,
FL_POINT *p, int n, int w, int h) {
fl_points( p, n, FL_YELLOW);
}
// button callback example
#if 0
static void dl_traffic_on_off( FL_OBJECT *button, long arg) {
if (fl_get_button(button)) {
fl_set_object_label(button, "DL Traffic ON");
otg_enabled = 1;
fl_set_object_color(button, FL_GREEN, FL_GREEN);
} else {
fl_set_object_label(button, "DL Traffic OFF");
otg_enabled = 0;
fl_set_object_color(button, FL_RED, FL_RED);
}
}
#endif
#define WATERFALL 10000
static void commonGraph(OAIgraph_t *graph, int type, FL_Coord x, FL_Coord y, FL_Coord w, FL_Coord h, const char *label, FL_COLOR pointColor) {
if (type==WATERFALL) {
graph->waterFallh=h-15;
graph->waterFallAvg=malloc(sizeof(*graph->waterFallAvg) * graph->waterFallh);
for (int i=0; i< graph->waterFallh; i++)
graph->waterFallAvg[i]=0;
graph->graph=fl_add_canvas(FL_NORMAL_CANVAS, x, y, w, graph->waterFallh, label);
graph->text=fl_add_text(FL_NORMAL_TEXT, x, y+graph->waterFallh, w, 15, label);
fl_set_object_lcolor(graph->text,FL_WHITE);
fl_set_object_color(graph->text, FL_BLACK, FL_BLACK);
fl_set_object_lalign(graph->text, FL_ALIGN_CENTER );
} else {
graph->graph=fl_add_xyplot(type, x, y, w, h, label);
fl_set_object_lcolor(graph->graph, FL_WHITE ); // Label color
fl_set_object_color(graph->graph, FL_BLACK, pointColor);
for (int i=0; i< FL_MAX_XYPLOTOVERLAY; i++)
fl_set_xyplot_symbol(graph->graph, i, drawsymbol);
}
graph->x=x;
graph->y=y;
graph->w=w;
graph->h=h;
graph->maxX=0;
graph->maxY=0;
graph->minX=0;
graph->minY=0;
graph->initDone=false;
graph->iteration=0;
}
static OAIgraph_t gNBcommonGraph( void (*funct) (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int UE_id),
int type, FL_Coord x, FL_Coord y, FL_Coord w, FL_Coord h, const char *label, FL_COLOR pointColor) {
OAIgraph_t graph;
commonGraph(&graph, type, x, y, w, h, label, pointColor);
graph.gNBfunct=funct;
graph.nrUEfunct=NULL;
return graph;
}
static OAIgraph_t nrUEcommonGraph( void (*funct) (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id),
int type, FL_Coord x, FL_Coord y, FL_Coord w, FL_Coord h, const char *label, FL_COLOR pointColor) {
OAIgraph_t graph;
commonGraph(&graph, type, x, y, w, h, label, pointColor);
graph.gNBfunct=NULL;
graph.nrUEfunct=funct;
return graph;
}
static void setRange(OAIgraph_t *graph, float minX, float maxX, float minY, float maxY) {
if ( maxX > graph->maxX || minX < graph->minX ||
abs(maxX-graph->maxX)>abs(graph->maxX)/2 ||
abs(maxX-graph->maxX)>abs(graph->maxX)/2 ) {
graph->maxX/=2;
graph->minX/=2;
graph->maxX=max(graph->maxX,maxX);
graph->minX=min(graph->minX,minX);
fl_set_xyplot_xbounds(graph->graph, graph->minX*1.2, graph->maxX*1.2);
}
if ( maxY > graph->maxY || minY < graph->minY ||
abs(maxY-graph->maxY)>abs(graph->maxY)/2 ||
abs(maxY-graph->maxY)>abs(graph->maxY)/2 ) {
graph->maxY/=2;
graph->minY/=2;
graph->maxY=max(graph->maxY,maxY);
graph->minY=min(graph->minY,minY);
fl_set_xyplot_ybounds(graph->graph, graph->minY*1.2, graph->maxY*1.2);
}
}
static void oai_xygraph_getbuff(OAIgraph_t *graph, float **x, float **y, int len, int layer) {
float *old_x;
float *old_y;
int old_len=-1;
if (graph->iteration >1)
fl_get_xyplot_data_pointer(graph->graph, layer, &old_x, &old_y, &old_len);
if (old_len != len) {
LOG_W(HW,"allocating graph of %d scope\n", len);
float values[len];
float time[len];
// make time in case we will use it
for (int i=0; i<len; i++)
time[i] = values[i] = i;
if (layer==0)
fl_set_xyplot_data(graph->graph,time,values,len,"","","");
else
fl_add_xyplot_overlay(graph->graph,layer,time,values,len,rx_antenna_colors[layer]);
fl_get_xyplot_data_pointer(graph->graph, layer, &old_x, &old_y, &old_len);
AssertFatal(old_len==len,"");
}
*x=old_x;
*y=old_y;
}
static void oai_xygraph(OAIgraph_t *graph, float *x, float *y, int len, int layer, boolean_t NoAutoScale) {
fl_redraw_object(graph->graph);
if ( NoAutoScale && graph->iteration%NoAutoScale == 0) {
float maxX=0, maxY=0, minX=0, minY=0;
for (int k=0; k<len; k++) {
maxX=max(maxX,x[k]);
minX=min(minX,x[k]);
maxY=max(maxY,y[k]);
minY=min(minY,y[k]);
}
setRange(graph, minX-5, maxX+5, minY-5, maxY+5);
}
graph->iteration++;
}
static void genericWaterFall (OAIgraph_t *graph, scopeSample_t *values, const int datasize, const int divisions, const char *label) {
if ( values == NULL )
return;
fl_winset(FL_ObjWin(graph->graph));
const int samplesPerPixel=datasize/graph->w;
int displayPart=graph->waterFallh-ScaleZone;
int row=graph->iteration%displayPart;
double avg=0;
for (int i=0; i < displayPart; i++)
avg+=graph->waterFallAvg[i];
avg/=displayPart;
graph->waterFallAvg[row]=0;
for (int pix=0; pix<graph->w; pix++) {
scopeSample_t *end=values+(pix+1)*samplesPerPixel;
end-=2;
AssertFatal(end <= values+datasize,"diff : %ld", end-values+datasize);
double val=0;
for (scopeSample_t *s=values+(pix)*samplesPerPixel;
s <end;
s++)
val += SquaredNorm(*s);
val/=samplesPerPixel;
graph->waterFallAvg[row]+=val/graph->w;
int col=0;
if (val > avg*2 )
col=1;
if (val > avg*10 )
col=2;
if (val > avg*100 )
col=3;
fl_point(pix, graph->iteration%displayPart, water_colors[col]);
}
if (graph->initDone==false) {
for ( int i=0; i < graph->waterFallh; i++ )
for ( int j = 0 ; j < graph->w ; j++ )
fl_point(j, i, FL_BLACK);
for ( int i=1; i<divisions; i++)
for (int j= displayPart; j<graph->waterFallh; j++)
fl_point(i*(graph->w/divisions),j, FL_WHITE);
graph->initDone=true;
}
fl_set_object_label_f(graph->text, "%s, avg I/Q pow: %4.1f", label, sqrt(avg));
graph->iteration++;
}
static void genericLogPowerPerAntena(OAIgraph_t *graph, const int nb_ant, const scopeSample_t **data, const int len) {
float *values, *time;
oai_xygraph_getbuff(graph, &time, &values, len, 0);
for (int ant=0; ant<nb_ant; ant++) {
if (data[ant] != NULL) {
float *values, *time;
oai_xygraph_getbuff(graph, &time, &values, len, ant);
for (int i=0; i<len; i+=8) {
float *vals=values+i;
const scopeSample_t *in=&(data[ant][i]);
// TRY AUTOMATIC simd BY GCC
for (int k=0; k<8; k++ ) {
vals[k] = 10*log10(1.0+SquaredNorm(in[k]));
}
}
oai_xygraph(graph,time,values, len, ant, 10);
}
}
}
static void genericPowerPerAntena(OAIgraph_t *graph, const int nb_ant, const scopeSample_t **data, const int len) {
float *values, *time;
oai_xygraph_getbuff(graph, &time, &values, len, 0);
for (int ant=0; ant<nb_ant; ant++) {
if (data[ant] != NULL) {
for (int i=0; i<len; i++) {
values[i] = SquaredNorm(data[ant][i]);
}
oai_xygraph(graph,time,values, len, ant, 10);
}
}
}
static void gNBWaterFall (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int nb_UEs) {
NR_DL_FRAME_PARMS *frame_parms=&phy_vars_gnb->frame_parms;
//use 1st antenna
genericWaterFall(graph, (scopeSample_t *)phy_vars_ru->common.rxdata[0],
frame_parms->samples_per_frame, frame_parms->slots_per_frame,
"X axis:one frame in time");
}
/* replaced by waterfall
static void timeSignal (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, const int nb_UEs) {
// Received signal in time domain of receive antenna 0
if (!phy_vars_ru->common.rxdata)
return;
NR_DL_FRAME_PARMS *frame_parms=&phy_vars_gnb->frame_parms;
genericLogPowerPerAntena(graph, frame_parms->nb_antennas_rx,
(const scopeSample_t **)phy_vars_ru->common.rxdata,
frame_parms->samples_per_frame);
}
*/
static void timeResponse (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int nb_UEs) {
const int len=2*phy_vars_gnb->frame_parms.ofdm_symbol_size;
float *values, *time;
oai_xygraph_getbuff(graph, &time, &values, len, 0);
const int ant=0; // display antenna 0 for each UE
for (int ue=0; ue<nb_UEs; ue++) {
scopeSample_t *data= (scopeSample_t *)phy_vars_gnb->pusch_vars[ue]->ul_ch_estimates_time[ant];
if (data != NULL) {
for (int i=0; i<len; i++) {
values[i] = SquaredNorm(data[i]);
}
oai_xygraph(graph,time,values, len, ue, 10);
}
}
}
static void gNBfreqWaterFall (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int nb_UEs) {
NR_DL_FRAME_PARMS *frame_parms=&phy_vars_gnb->frame_parms;
//use 1st antenna
genericWaterFall(graph, (scopeSample_t *)phy_vars_ru->common.rxdataF[0], frame_parms->samples_per_frame_wCP,
frame_parms->slots_per_frame,
"X axis: Frequency domain, one frame");
}
/*
static void frequencyResponse (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int nb_UEs) {
NR_DL_FRAME_PARMS *frame_parms=&phy_vars_gnb->frame_parms;
genericLogPowerPerAntena(graph, frame_parms->nb_antennas_rx,
(const scopeSample_t **)phy_vars_ru->common.rxdataF,
frame_parms->samples_per_slot_wCP);
}
*/
static void puschLLR (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int nb_UEs) {
//int Qm = 2;
int coded_bits_per_codeword =3*8*6144+12; // (8*((3*8*6144)+12)); // frame_parms->N_RB_UL*12*Qm*frame_parms->symbols_per_tti;
for (int ue=0; ue<nb_UEs; ue++) {
int16_t *pusch_llr = (int16_t *)phy_vars_gnb->pusch_vars[ue]->llr;
float *llr, *bit;
oai_xygraph_getbuff(graph, &bit, &llr, coded_bits_per_codeword, ue);
if (pusch_llr) {
for (int i=0; i<coded_bits_per_codeword; i++) {
llr[i] = (float) pusch_llr[i];
}
oai_xygraph(graph,bit,llr,coded_bits_per_codeword,ue,10);
}
}
}
static void puschIQ (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int nb_UEs) {
NR_DL_FRAME_PARMS *frame_parms=&phy_vars_gnb->frame_parms;
int sz=frame_parms->N_RB_UL*12*frame_parms->symbols_per_slot;
for (int ue=0; ue<nb_UEs; ue++) {
scopeSample_t *pusch_comp = (scopeSample_t *) phy_vars_gnb->pusch_vars[ue]->rxdataF_comp[0];
float *I, *Q;
oai_xygraph_getbuff(graph, &I, &Q, sz, ue);
if (pusch_comp) {
for (int k=0; k<sz; k++ ) {
I[k] = pusch_comp[k].r;
Q[k] = pusch_comp[k].i;
}
oai_xygraph(graph,I,Q,sz,ue,10);
}
}
}
static void pucchEnergy (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int nb_UEs) {
// PUSCH I/Q of MF Output
/*
int32_t *pucch1ab_comp = (int32_t *) NULL; //phy_vars_gnb->pucch1ab_stats[UE_id];
int32_t *pucch1_comp = (int32_t *) NULL; //phy_vars_gnb->pucch1_stats[UE_id];
float I_pucch[10240],Q_pucch[10240],A_pucch[10240],B_pucch[10240],C_pucch[10240];
for (int ind=0; ind<10240; ind++) {
I_pucch[ind] = (float)pucch1ab_comp[2*(ind)];
Q_pucch[ind] = (float)pucch1ab_comp[2*(ind)+1];
A_pucch[ind] = pucch1_comp?(10*log10(pucch1_comp[ind])):0;
B_pucch[ind] = ind;
int32_t *pucch1_thres = (int32_t *) NULL; // phy_vars_gnb->pucch1_stats_thres[UE_id];
C_pucch[ind] = pucch1_thres?(float)pucch1_thres[ind]:0;
}
fl_set_xyplot_data(graph,I_pucch,Q_pucch,10240,"","","");
fl_set_xyplot_data(graph,B_pucch,A_pucch,1024,"","","");
fl_add_xyplot_overlay(graph,1,B_pucch,C_pucch,1024,FL_RED);
fl_set_xyplot_ybounds(graph,-5000,5000);
fl_set_xyplot_xbounds(graph,-5000,5000);
fl_set_xyplot_ybounds(graph,0,80);
}
*/
}
static void pucchIQ (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int nb_UEs) {
}
static void puschThroughtput (OAIgraph_t *graph, PHY_VARS_gNB *phy_vars_gnb, RU_t *phy_vars_ru, int nb_UEs) {
// PUSCH Throughput
/*
float tput_time_enb[NUMBER_OF_UE_MAX][TPUT_WINDOW_LENGTH] = {{0}};
float tput_enb[NUMBER_OF_UE_MAX][TPUT_WINDOW_LENGTH] = {{0}};
memmove( tput_time_enb[UE_id], &tput_time_enb[UE_id][1], (TPUT_WINDOW_LENGTH-1)*sizeof(float) );
memmove( tput_enb[UE_id], &tput_enb[UE_id][1], (TPUT_WINDOW_LENGTH-1)*sizeof(float) );
tput_time_enb[UE_id][TPUT_WINDOW_LENGTH-1] = (float) 0;
// tput_enb[UE_id][TPUT_WINDOW_LENGTH-1] = ((float) total_dlsch_bitrate)/1000.0;
fl_set_xyplot_data(graph,tput_time_enb[UE_id],tput_enb[UE_id],TPUT_WINDOW_LENGTH,"","","");
// fl_get_xyplot_ybounds(form->pusch_tput,&ymin,&ymax);
// fl_set_xyplot_ybounds(form->pusch_tput,0,ymax);
*/
}
static OAI_phy_scope_t *create_phy_scope_gnb(void) {
FL_OBJECT *obj;
OAI_phy_scope_t *fdui = calloc(( sizeof *fdui ),1);
// Define form
fdui->phy_scope = fl_bgn_form( FL_NO_BOX, 800, 800 );
// This the whole UI box
obj = fl_add_box( FL_BORDER_BOX, 0, 0, 800, 800, "" );
fl_set_object_color( obj, FL_BLACK, FL_WHITE );
int curY=0,x,y,w,h;
// Received signal
fdui->graph[0] = gNBcommonGraph( gNBWaterFall, WATERFALL, 0, curY, 400, 100,
"Received Signal (Time-Domain, one frame)", FL_RED );
// Time-domain channel response
fdui->graph[1] = gNBcommonGraph( timeResponse, FL_NORMAL_XYPLOT, 410, curY, 400, 100,
"SRS Frequency Response (samples, abs)", FL_RED );
fl_get_object_bbox(fdui->graph[1].graph,&x, &y,&w, &h);
curY+=h;
// Frequency-domain channel response
fdui->graph[2] = gNBcommonGraph( gNBfreqWaterFall, WATERFALL, 0, curY, 800, 100,
"Channel Frequency domain (RE, one frame)", FL_RED );
fl_get_object_bbox(fdui->graph[2].graph,&x, &y,&w, &h);
curY+=h+20;
// LLR of PUSCH
fdui->graph[3] = gNBcommonGraph( puschLLR, FL_POINTS_XYPLOT, 0, curY, 500, 200,
"PUSCH Log-Likelihood Ratios (LLR, mag)", FL_YELLOW );
// I/Q PUSCH comp
fdui->graph[4] = gNBcommonGraph( puschIQ, FL_POINTS_XYPLOT, 500, curY, 300, 200,
"PUSCH I/Q of MF Output", FL_YELLOW );
fl_get_object_bbox(fdui->graph[3].graph,&x, &y,&w, &h);
curY+=h;
// I/Q PUCCH comp (format 1)
fdui->graph[5] = gNBcommonGraph( pucchEnergy, FL_POINTS_XYPLOT, 0, curY, 300, 100,
"PUCCH1 Energy (SR)", FL_YELLOW );
// fl_set_xyplot_xgrid( fdui->pusch_llr,FL_GRID_MAJOR);
// I/Q PUCCH comp (fromat 1a/b)
fdui->graph[6] = gNBcommonGraph( pucchIQ, FL_POINTS_XYPLOT, 500, curY, 300, 100,
"PUCCH I/Q of MF Output", FL_YELLOW );
fl_get_object_bbox(fdui->graph[6].graph,&x, &y,&w, &h);
curY+=h;
// Throughput on PUSCH
fdui->graph[7] = gNBcommonGraph( puschThroughtput, FL_NORMAL_XYPLOT, 0, curY, 500, 100,
"PUSCH Throughput [frame]/[kbit/s]", FL_WHITE );
fdui->graph[8].graph=NULL;
fl_end_form( );
fdui->phy_scope->fdui = fdui;
fl_show_form (fdui->phy_scope, FL_PLACE_HOTSPOT, FL_FULLBORDER, "LTE UL SCOPE gNB");
return fdui;
}
static const int scope_enb_num_ue = 1;
void phy_scope_gNB(OAI_phy_scope_t *form,
PHY_VARS_gNB *phy_vars_gnb,
RU_t *phy_vars_ru,
int UE_id) {
static OAI_phy_scope_t *rememberForm=NULL;
if (form==NULL)
form=rememberForm;
else
rememberForm=form;
if (form==NULL)
return;
int i=0;
while (form->graph[i].graph) {
form->graph[i].gNBfunct(form->graph+i, phy_vars_gnb, phy_vars_ru, UE_id);
i++;
}
//fl_check_forms();
}
static void *scope_thread_gNB(void *arg) {
scopeParms_t *p=(scopeParms_t *) arg;
//# ifdef ENABLE_XFORMS_WRITE_STATS
// FILE *gNB_stats = fopen("gNB_stats.txt", "w");
//#endif
size_t stksize=0;
pthread_attr_t atr;
pthread_attr_init(&atr);
pthread_attr_getstacksize(&atr, &stksize);
pthread_attr_setstacksize(&atr,32*1024*1024 );
sleep(3); // no clean interthread barriers
int fl_argc=1;
char *name="5G-gNB-scope";
fl_initialize (&fl_argc, &name, NULL, 0, 0);
int nb_ue=min(NUMBER_OF_UE_MAX, scope_enb_num_ue);
OAI_phy_scope_t *form_gnb = create_phy_scope_gnb();
while (!oai_exit) {
phy_scope_gNB(form_gnb, p->gNB, p->ru, nb_ue);
usleep(99*1000);
}
return NULL;
}
void gNBinitScope(scopeParms_t *p) {
static scopeParms_t parms;
memcpy(&parms,p,sizeof(parms));
pthread_t forms_thread;
threadCreate(&forms_thread, scope_thread_gNB, &parms, "scope", -1, OAI_PRIORITY_RT_LOW);
}
static void ueWaterFall (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// Received signal in time domain of receive antenna 0
genericWaterFall(graph,
(scopeSample_t *) phy_vars_ue->common_vars.rxdata[0],
phy_vars_ue->frame_parms.samples_per_frame,
phy_vars_ue->frame_parms.slots_per_frame,
"X axis: one frame time");
}
/* replaced by waterfall
static void ueTimeResponse (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// Received signal in time domain of receive antenna 0
genericLogPowerPerAntena(graph, phy_vars_ue->frame_parms.nb_antennas_rx,
(const scopeSample_t **) phy_vars_ue->common_vars.rxdata,
phy_vars_ue->frame_parms.samples_per_frame);
}
*/
static void ueChannelResponse (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// Channel Impulse Response
genericPowerPerAntena(graph, phy_vars_ue->frame_parms.nb_antennas_rx,
(const scopeSample_t **) phy_vars_ue->pbch_vars[eNB_id]->dl_ch_estimates_time,
phy_vars_ue->frame_parms.ofdm_symbol_size>>3);
}
static void ueFreqWaterFall (OAIgraph_t *graph,PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id ) {
NR_DL_FRAME_PARMS *frame_parms=&phy_vars_ue->frame_parms;
//use 1st antenna
genericWaterFall(graph,
(scopeSample_t *)phy_vars_ue->common_vars.common_vars_rx_data_per_thread[0].rxdataF[0],
frame_parms->samples_per_slot_wCP,
phy_vars_ue->frame_parms.slots_per_frame,
"X axis: one frame frequency" );
}
/*
static void uePbchFrequencyResp (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// Channel Frequency Response (includes 5 complex sample for filter)
if (!phy_vars_ue->pbch_vars[eNB_id]->dl_ch_estimates)
return;
NR_DL_FRAME_PARMS *frame_parms = &phy_vars_ue->frame_parms;
uint8_t nb_antennas_rx = frame_parms->nb_antennas_rx;
uint8_t nb_antennas_tx = frame_parms->nb_antenna_ports_gNB;
scopeSample_t **chest_f = (scopeSample_t **) phy_vars_ue->pbch_vars[eNB_id]->dl_ch_estimates;
int ind = 0;
float *freq, *chest_f_abs;
oai_xygraph_getbuff(graph, &freq, &chest_f_abs, frame_parms->ofdm_symbol_size, 0);
for (int atx=0; atx<nb_antennas_tx; atx++) {
for (int arx=0; arx<nb_antennas_rx; arx++) {
if (chest_f[(atx<<1)+arx] != NULL) {
for (int k=0; k<frame_parms->ofdm_symbol_size; k++) {
freq[ind] = (float)ind;
chest_f_abs[ind] = (short)10*log10(1.0+SquaredNorm(chest_f[(atx<<1)+arx][6144+k]));
ind++;
}
}
}
}
// tx antenna 0
//fl_set_xyplot_xbounds(form->chest_f,0,nb_antennas_rx*nb_antennas_tx*nsymb_ce);
//fl_set_xyplot_xtics(form->chest_f,nb_antennas_rx*nb_antennas_tx*frame_parms->symbols_per_tti,2);
// fl_set_xyplot_xtics(form->chest_f,nb_antennas_rx*nb_antennas_tx*2,2);
//fl_set_xyplot_xgrid(form->chest_f,FL_GRID_MAJOR);
oai_xygraph(graph,freq,chest_f_abs,frame_parms->ofdm_symbol_size,0,10);
}
*/
static void uePbchLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PBCH LLRs
if ( !phy_vars_ue->pbch_vars[eNB_id]->llr)
return;
int16_t *pbch_llr = (int16_t *) phy_vars_ue->pbch_vars[eNB_id]->llr;
float *llr_pbch, *bit_pbch;
oai_xygraph_getbuff(graph, &bit_pbch, &llr_pbch, 864, 0);
for (int i=0; i<864; i++) {
llr_pbch[i] = (float) pbch_llr[i];
}
oai_xygraph(graph,bit_pbch,llr_pbch,864,0,10);
}
static void uePbchIQ (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PBCH I/Q of MF Output
if (!phy_vars_ue->pbch_vars[eNB_id]->rxdataF_comp[0])
return;
scopeSample_t *pbch_comp = (scopeSample_t *) phy_vars_ue->pbch_vars[eNB_id]->rxdataF_comp[0];
float *I, *Q;
oai_xygraph_getbuff(graph, &I, &Q, 180*3, 0);
memset(I,0,180*3*sizeof(*I));
memset(Q,0,180*3*sizeof(*Q));
int first_symbol=1;
int base=0;
for (int symbol=first_symbol; symbol<(first_symbol+3); symbol++) {
int nb_re;
if (symbol == 2 || symbol == 6)
nb_re = 72;
else
nb_re = 180;
AssertFatal(base+nb_re<180*3,"");
for (int i=0; i<nb_re; i++) {
I[base+i] = pbch_comp[symbol*20*12+i].r;
Q[base+i] = pbch_comp[symbol*20*12+i].i;
}
base+=nb_re;
}
AssertFatal(base <= 180*3,"");
oai_xygraph(graph,I,Q,base,0, 10);
}
static void uePcchLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PDCCH LLRs
if (!phy_vars_ue->pdcch_vars[0][eNB_id]->llr)
return;
int num_re = 4*273*12; // 12*frame_parms->N_RB_DL*num_pdcch_symbols
int Qm = 2;
int coded_bits_per_codeword = num_re*Qm;
float *llr, *bit;
oai_xygraph_getbuff(graph, &bit, &llr, coded_bits_per_codeword*RX_NB_TH_MAX, 0);
int base=0;
for (int thr=0 ; thr < RX_NB_TH_MAX ; thr ++ ) {
int16_t *pdcch_llr = (int16_t *) phy_vars_ue->pdcch_vars[thr][eNB_id]->llr;
for (int i=0; i<coded_bits_per_codeword; i++) {
llr[base+i] = (float) pdcch_llr[i];
}
base+=coded_bits_per_codeword;
}
AssertFatal(base <= coded_bits_per_codeword*RX_NB_TH_MAX, "");
oai_xygraph(graph,bit,llr,base,0,10);
}
static void uePcchIQ (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PDCCH I/Q of MF Output
if (!phy_vars_ue->pdcch_vars[0][eNB_id]->rxdataF_comp[0])
return;
int nb=4*273*12; // 12*frame_parms->N_RB_DL*num_pdcch_symbols
float *I, *Q;
oai_xygraph_getbuff(graph, &I, &Q, nb*RX_NB_TH_MAX, 0);
int base=0;
for (int thr=0 ; thr < RX_NB_TH_MAX ; thr ++ ) {
scopeSample_t *pdcch_comp = (scopeSample_t *) phy_vars_ue->pdcch_vars[thr][eNB_id]->rxdataF_comp[0];
for (int i=0; i< nb; i++) {
I[base+i] = pdcch_comp[i].r;
Q[base+i] = pdcch_comp[i].i;
}
base+=nb;
}
AssertFatal(base <= nb*RX_NB_TH_MAX, "");
oai_xygraph(graph,I,Q,base,0,10);
}
static void uePdschLLR (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PDSCH LLRs
if (!phy_vars_ue->pdsch_vars[0][eNB_id]->llr[0])
return;
int num_re = 4500;
int Qm = 2;
int coded_bits_per_codeword = num_re*Qm;
float *llr, *bit;
oai_xygraph_getbuff(graph, &bit, &llr, coded_bits_per_codeword*RX_NB_TH_MAX, 0);
int base=0;
for (int thr=0 ; thr < RX_NB_TH_MAX ; thr ++ ) {
int16_t *pdsch_llr = (int16_t *) phy_vars_ue->pdsch_vars[thr][eNB_id]->llr[0]; // stream 0
for (int i=0; i<coded_bits_per_codeword; i++) {
llr[base+i] = (float) pdsch_llr[i];
bit[base+i] = (float) base+i;
}
base+=coded_bits_per_codeword;
}
AssertFatal(base <= coded_bits_per_codeword*RX_NB_TH_MAX, "");
//fl_set_xyplot_xbounds(form->pdsch_llr,0,coded_bits_per_codeword);
oai_xygraph(graph,bit,llr,base,0,10);
}
static void uePdschIQ (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
// PDSCH I/Q of MF Output
if (!phy_vars_ue->pdsch_vars[0][eNB_id]->rxdataF_comp0[0])
return;
NR_DL_FRAME_PARMS *frame_parms = &phy_vars_ue->frame_parms;
int sz=7*2*frame_parms->N_RB_DL*12; // size of the malloced buffer
float *I, *Q;
oai_xygraph_getbuff(graph, &I, &Q, sz*RX_NB_TH_MAX, 0);
int base=0;
memset(I+base, 0, sz*RX_NB_TH_MAX * sizeof(*I));
memset(Q+base, 0, sz*RX_NB_TH_MAX * sizeof(*Q));
for (int thr=0 ; thr < RX_NB_TH_MAX ; thr ++ ) {
scopeSample_t *pdsch_comp = (scopeSample_t *) phy_vars_ue->pdsch_vars[thr][eNB_id]->rxdataF_comp0[0];
for (int s=0; s<sz; s++) {
I[s+base] += pdsch_comp[s].r;
Q[s+base] += pdsch_comp[s].i;
}
base+=sz;
}
AssertFatal(base <= sz*RX_NB_TH_MAX, "");
oai_xygraph(graph,I,Q,sz*RX_NB_TH_MAX,0,10);
}
static void uePdschThroughput (OAIgraph_t *graph, PHY_VARS_NR_UE *phy_vars_ue, int eNB_id, int UE_id) {
/*
float tput_time_ue[NUMBER_OF_UE_MAX][TPUT_WINDOW_LENGTH] = {{0}};
float tput_ue[NUMBER_OF_UE_MAX][TPUT_WINDOW_LENGTH] = {{0}};
float tput_ue_max[NUMBER_OF_UE_MAX] = {0};
// PDSCH Throughput
memmove( tput_time_ue[UE_id], &tput_time_ue[UE_id][1], (TPUT_WINDOW_LENGTH-1)*sizeof(float) );
memmove( tput_ue[UE_id], &tput_ue[UE_id][1], (TPUT_WINDOW_LENGTH-1)*sizeof(float) );
tput_time_ue[UE_id][TPUT_WINDOW_LENGTH-1] = (float) frame;
tput_ue[UE_id][TPUT_WINDOW_LENGTH-1] = ((float) total_dlsch_bitrate)/1000.0;
if (tput_ue[UE_id][TPUT_WINDOW_LENGTH-1] > tput_ue_max[UE_id]) {
tput_ue_max[UE_id] = tput_ue[UE_id][TPUT_WINDOW_LENGTH-1];
}
fl_set_xyplot_data(form->pdsch_tput,tput_time_ue[UE_id],tput_ue[UE_id],TPUT_WINDOW_LENGTH,"","","");
fl_set_xyplot_ybounds(form->pdsch_tput,0,tput_ue_max[UE_id]);
*/
}
static OAI_phy_scope_t *create_phy_scope_nrue( int ID ) {
FL_OBJECT *obj;
OAI_phy_scope_t *fdui = calloc(( sizeof *fdui ),1);
// Define form
fdui->phy_scope = fl_bgn_form( FL_NO_BOX, 800, 900 );
// This the whole UI box
obj = fl_add_box( FL_BORDER_BOX, 0, 0, 800, 900, "" );
fl_set_object_color( obj, FL_BLACK, FL_BLACK );
int curY=0,x,y,w,h;
// Received signal
fdui->graph[0] = nrUEcommonGraph(ueWaterFall,
WATERFALL, 0, curY, 400, 100, "Received Signal (Time-Domain, one frame)", FL_RED );
// Time-domain channel response
fdui->graph[1] = nrUEcommonGraph(ueChannelResponse,
FL_NORMAL_XYPLOT, 400, curY, 400, 100, "Channel Impulse Response (samples, abs)", FL_RED );
fl_get_object_bbox(fdui->graph[1].graph,&x, &y,&w, &h);
curY+=h;
// Frequency-domain channel response
fdui->graph[2] = nrUEcommonGraph(ueFreqWaterFall,
WATERFALL, 0, curY, 800, 100, "Channel Frequency (RE, one slot)", FL_RED );
fl_get_object_bbox(fdui->graph[2].graph,&x, &y,&w, &h);
curY+=h+20;
// LLR of PBCH
fdui->graph[3] = nrUEcommonGraph(uePbchLLR,
FL_POINTS_XYPLOT, 0, curY, 500, 100, "PBCH Log-Likelihood Ratios (LLR, mag)", FL_GREEN );
fl_set_xyplot_xgrid(fdui->graph[3].graph,FL_GRID_MAJOR);
// I/Q PBCH comp
fdui->graph[4] = nrUEcommonGraph(uePbchIQ,
FL_POINTS_XYPLOT, 500, curY, 300, 100, "PBCH I/Q of MF Output", FL_GREEN );
fl_get_object_bbox(fdui->graph[3].graph,&x, &y,&w, &h);
curY+=h;
// LLR of PDCCH
fdui->graph[5] = nrUEcommonGraph(uePcchLLR,
FL_POINTS_XYPLOT, 0, curY, 500, 100, "PDCCH Log-Likelihood Ratios (LLR, mag)", FL_CYAN );
// I/Q PDCCH comp
fdui->graph[6] = nrUEcommonGraph(uePcchIQ,
FL_POINTS_XYPLOT, 500, curY, 300, 100, "PDCCH I/Q of MF Output", FL_CYAN );
fl_get_object_bbox(fdui->graph[5].graph,&x, &y,&w, &h);
curY+=h;
// LLR of PDSCH
fdui->graph[7] = nrUEcommonGraph(uePdschLLR,
FL_POINTS_XYPLOT, 0, curY, 500, 200, "PDSCH Log-Likelihood Ratios (LLR, mag)", FL_YELLOW );
// I/Q PDSCH comp
fdui->graph[8] = nrUEcommonGraph(uePdschIQ,
FL_POINTS_XYPLOT, 500, curY, 300, 200, "PDSCH I/Q of MF Output", FL_YELLOW );
fl_get_object_bbox(fdui->graph[8].graph,&x, &y,&w, &h);
curY+=h;
// Throughput on PDSCH
fdui->graph[9] = nrUEcommonGraph(uePdschThroughput,
FL_NORMAL_XYPLOT, 0, curY, 500, 100, "PDSCH Throughput [frame]/[kbit/s]", FL_WHITE );
fdui->graph[10].graph=NULL;
// Generic UE Button
#if 0
fdui->button_0 = fl_add_button( FL_PUSH_BUTTON, 540, 720, 240, 40, "" );
fl_set_object_lalign(fdui->button_0, FL_ALIGN_CENTER );
//openair_daq_vars.use_ia_receiver = 0;
fl_set_button(fdui->button_0,0);
fl_set_object_label(fdui->button_0, "IA Receiver OFF");
fl_set_object_color(fdui->button_0, FL_RED, FL_RED);
fl_set_object_callback(fdui->button_0, ia_receiver_on_off, 0 );
fl_hide_object(fdui->button_0);
#endif
fl_end_form( );
fdui->phy_scope->fdui = fdui;
char buf[100];
sprintf(buf,"NR DL SCOPE UE %d", ID);
fl_show_form (fdui->phy_scope, FL_PLACE_HOTSPOT, FL_FULLBORDER, buf);
return fdui;
}
void phy_scope_nrUE(OAI_phy_scope_t *form,
PHY_VARS_NR_UE *phy_vars_ue,
int eNB_id,
int UE_id) {
static OAI_phy_scope_t *remeberForm=NULL;
if (form==NULL)
form=remeberForm;
else
remeberForm=form;
if (form==NULL)
return;
int i=0;
while (form->graph[i].graph) {
form->graph[i].nrUEfunct(form->graph+i, phy_vars_ue, eNB_id, UE_id);
i++;
}
//fl_check_forms();
}
static void *nrUEscopeThread(void *arg) {
PHY_VARS_NR_UE *ue=(PHY_VARS_NR_UE *)arg;
size_t stksize;
pthread_attr_t atr;
pthread_attr_getstacksize(&atr, &stksize);
pthread_attr_setstacksize(&atr,32*1024*1024 );
int fl_argc=1;
char *name="5G-UE-scope";
fl_initialize (&fl_argc, &name, NULL, 0, 0);
OAI_phy_scope_t *form_nrue=create_phy_scope_nrue(0);
while (!oai_exit) {
fl_freeze_form(form_nrue->phy_scope);
phy_scope_nrUE(form_nrue,
ue,
0,0);
fl_unfreeze_form(form_nrue->phy_scope);
fl_redraw_form(form_nrue->phy_scope);
usleep(99*1000);
}
pthread_exit((void *)arg);
}
void nrUEinitScope(PHY_VARS_NR_UE *ue) {
pthread_t forms_thread;
threadCreate(&forms_thread, nrUEscopeThread, ue, "scope", -1, OAI_PRIORITY_RT_LOW);
}
void nrscope_autoinit(void *dataptr) {
AssertFatal( (IS_SOFTMODEM_GNB_BIT||IS_SOFTMODEM_5GUE_BIT),"Scope cannot find NRUE or GNB context");
if (IS_SOFTMODEM_GNB_BIT)
gNBinitScope(dataptr);
else
nrUEinitScope(dataptr);
}
// Kept to put back the functionality soon
#if 0
//FD_stats_form *form_stats=NULL,*form_stats_l2=NULL;
//char title[255];
//static pthread_t forms_thread; //xforms
static void reset_stats_gNB(FL_OBJECT *button,
long arg) {
int i,k;
//PHY_VARS_gNB *phy_vars_gNB = RC.gNB[0][0];
for (i=0; i<NUMBER_OF_UE_MAX; i++) {
for (k=0; k<8; k++) { //harq_processes
/* for (j=0; j<phy_vars_gNB->dlsch[i][0]->Mlimit; j++) {
phy_vars_gNB->UE_stats[i].dlsch_NAK[k][j]=0;
phy_vars_gNB->UE_stats[i].dlsch_ACK[k][j]=0;
phy_vars_gNB->UE_stats[i].dlsch_trials[k][j]=0;
}
phy_vars_gNB->UE_stats[i].dlsch_l2_errors[k]=0;
phy_vars_gNB->UE_stats[i].ulsch_errors[k]=0;
phy_vars_gNB->UE_stats[i].ulsch_consecutive_errors=0;
phy_vars_gNB->UE_stats[i].dlsch_sliding_cnt=0;
phy_vars_gNB->UE_stats[i].dlsch_NAK_round0=0;
phy_vars_gNB->UE_stats[i].dlsch_mcs_offset=0;*/
}
}
}
static FD_stats_form *create_form_stats_form(int ID) {
FL_OBJECT *obj;
FD_stats_form *fdui = calloc(( sizeof *fdui ),1);
fdui->vdata = fdui->cdata = NULL;
fdui->ldata = 0;
fdui->stats_form = fl_bgn_form( FL_NO_BOX, 1115, 900 );
obj = fl_add_box( FL_UP_BOX, 0, 0, 1115, 900, "" );
//fdui->stats_text = obj = fl_add_text( FL_NORMAL_TEXT, 60, 50, 1000, 810, "test" );
//fl_set_object_lsize( obj, FL_TINY_SIZE );
fdui->stats_text = obj = fl_add_browser( FL_NORMAL_BROWSER, 60, 50, 1000, 810, "test" );
fl_set_browser_fontsize(obj,FL_TINY_SIZE);
fdui->stats_button = obj = fl_add_button( FL_PUSH_BUTTON, 60, 10, 130, 30, "Reset Stats" );
fl_set_object_lalign( obj, FL_ALIGN_CENTER );
fl_set_object_color( obj, FL_GREEN, FL_GREEN);
fl_end_form( );
fdui->stats_form->fdui = fdui;
return fdui;
}
#endif