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srsLTE
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Added USRP arg options

This commit is contained in:
ismagom 2014-03-03 20:25:56 +00:00
parent 8f4dee7c53
commit cfc9e3e5d8
4 changed files with 56 additions and 44 deletions
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48
examples/enodeb_bch.c
View File

@ -44,7 +44,9 @@ char *output_file_name = NULL;
int nof_frames=-1;
int cell_id = 1;
int nof_prb = 6;
char *uhd_args = "";
float uhd_amp=0.25, uhd_gain=10.0, uhd_freq=2400000000;
filesink_t fsink;
lte_fft_t ifft;
@ -53,14 +55,14 @@ pbch_t pbch;
cf_t *slot_buffer = NULL, *output_buffer = NULL;
int slot_n_re, slot_n_samples;
#define cuhd_FREQ 2680000000
#define cuhd_SAMP_FREQ 1920000
#define cuhd_GAIN 10
#define cuhd_AMP 0.25
#define cuhd_ARGS "addr=192.168.10.3"
#define UHD_SAMP_FREQ 1920000
void usage(char *prog) {
printf("Usage: %s [ncvp]\n", prog);
printf("Usage: %s [agmfoncvp]\n", prog);
printf("\t-a UHD args [Default %s]\n", uhd_args);
printf("\t-g UHD TX gain [Default %.2f dB]\n", uhd_gain);
printf("\t-m UHD signal amplitude [Default %.2f]\n", uhd_amp);
printf("\t-f UHD TX frequency [Default %.1f MHz]\n", uhd_freq/1000000);
printf("\t-o output_file [Default USRP]\n");
printf("\t-n number of frames [Default %d]\n", nof_frames);
printf("\t-c cell id [Default %d]\n", cell_id);
@ -70,8 +72,20 @@ void usage(char *prog) {
void parse_args(int argc, char **argv) {
int opt;
while ((opt = getopt(argc, argv, "oncpv")) != -1) {
while ((opt = getopt(argc, argv, "agfmoncpv")) != -1) {
switch(opt) {
case 'a':
uhd_args = argv[optind];
break;
case 'g':
uhd_gain = atof(argv[optind]);
break;
case 'm':
uhd_amp = atof(argv[optind]);
break;
case 'f':
uhd_freq = atof(argv[optind]);
break;
case 'o':
output_file_name = argv[optind];
break;
@ -121,7 +135,7 @@ void base_init() {
} else {
#ifdef ENABLE_UHD
printf("Opening UHD device...\n");
if (cuhd_open(cuhd_ARGS,&uhd)) {
if (cuhd_open(uhd_args,&uhd)) {
fprintf(stderr, "Error opening uhd\n");
exit(-1);
}
@ -138,13 +152,6 @@ void base_init() {
fprintf(stderr, "Error creating PBCH object\n");
exit(-1);
}
#ifdef ENABLE_MATLAB
fmatlab = fopen("output.m", "w");
if (!fmatlab) {
perror("fopen");
exit(-1);
}
#endif
}
void base_free() {
@ -166,9 +173,6 @@ void base_free() {
cuhd_close(&uhd);
#endif
}
#ifdef ENABLE_MATLAB
fclose(fmatlab);
#endif
}
int main(int argc, char **argv) {
@ -222,9 +226,9 @@ int main(int argc, char **argv) {
#ifdef ENABLE_UHD
if (!output_file_name) {
printf("Set TX rate: %.2f MHz\n", cuhd_set_tx_srate(uhd, cuhd_SAMP_FREQ)/1000000);
printf("Set TX gain: %.1f dB\n", cuhd_set_tx_gain(uhd, cuhd_GAIN));
printf("Set TX freq: %.2f MHz\n", cuhd_set_tx_freq(uhd, cuhd_FREQ)/1000000);
printf("Set TX rate: %.2f MHz\n", cuhd_set_tx_srate(uhd, UHD_SAMP_FREQ)/1000000);
printf("Set TX gain: %.1f dB\n", cuhd_set_tx_gain(uhd, uhd_gain));
printf("Set TX freq: %.2f MHz\n", cuhd_set_tx_freq(uhd, uhd_freq)/1000000);
cuhd_start_tx_stream(uhd);
}
#endif
@ -258,7 +262,7 @@ int main(int argc, char **argv) {
filesink_write(&fsink, output_buffer, slot_n_samples);
} else {
#ifdef ENABLE_UHD
vec_sc_prod_cfc(output_buffer, cuhd_AMP, output_buffer, slot_n_samples);
vec_sc_prod_cfc(output_buffer, uhd_amp, output_buffer, slot_n_samples);
cuhd_send(uhd, output_buffer, slot_n_samples, 1);
#endif
}

8
examples/mib_scan_usrp.c
View File

@ -71,7 +71,7 @@ int *idx_v, *idx_valid, *t;
float *p2a_v;
void *uhd;
int nof_bands;
float gain = 30.0;
float uhd_gain = 30.0;
#define MAX_EARFCN 1000
lte_earfcn_t channels[MAX_EARFCN];
@ -95,7 +95,7 @@ void usage(char *prog) {
printf("\t-T pss_track_nof_frames [Default %d]\n", nof_frames_track);
printf("\t-t pss_track_threshold [Default %.2f]\n", track_threshold);
printf("\t-l pss_track_len [Default %d]\n", track_len);
printf("\t-g gain [Default %.2f dB]\n", gain);
printf("\t-g gain [Default %.2f dB]\n", uhd_gain);
printf("\t-v [set verbose to debug, default none]\n");
}
@ -131,7 +131,7 @@ void parse_args(int argc, char **argv) {
track_threshold = atof(argv[optind]);
break;
case 'g':
gain = atof(argv[optind]);
uhd_gain = atof(argv[optind]);
break;
case 'v':
verbose++;
@ -381,7 +381,7 @@ int main(int argc, char **argv) {
#ifndef DISABLE_UHD
cuhd_set_rx_srate(uhd, SAMP_FREQ);
cuhd_set_rx_gain(uhd, gain);
cuhd_set_rx_gain(uhd, uhd_gain);
#endif
freq=0;

36
examples/mib_track.c
View File

@ -49,13 +49,15 @@
#define NOF_PORTS 2
float freq = 2680000000.0;
float find_threshold = 40.0, track_threshold = 8.0;
int max_track_lost = 9, nof_frames = -1;
int track_len=300;
char *input_file_name = NULL;
int disable_plots = 0;
float uhd_freq = 2400000000.0, uhd_gain = 20.0;
char *uhd_args = "";
filesource_t fsrc;
cf_t *input_buffer, *fft_buffer, *ce[MAX_PORTS_CTRL];
pbch_t pbch;
@ -68,32 +70,38 @@ plot_complex_t pce;
plot_scatter_t pscatrecv, pscatequal;
void *uhd;
float gain = 30.0;
enum sync_state {FIND, TRACK};
void usage(char *prog) {
printf("Usage: %s [ifgv]\n", prog);
printf("Usage: %s [iagfndv]\n", prog);
printf("\t-i input_file [Default use USRP]\n");
printf("\t-a UHD args [Default %s]\n", uhd_args);
printf("\t-g UHD RX gain [Default %.2f dB]\n", uhd_gain);
printf("\t-f UHD RX frequency [Default %.1f MHz]\n", uhd_freq/1000000);
printf("\t-n nof_frames [Default %d]\n", nof_frames);
printf("\t-d disable plots [Default enabled]\n");
printf("\t-f freq [Default %.1f MHz]\n", freq/MHZ);
printf("\t-g gain [Default %.2f dB]\n", gain);
printf("\t-v [set verbose to debug, default none]\n");
}
void parse_args(int argc, char **argv) {
int opt;
while ((opt = getopt(argc, argv, "ifdgv")) != -1) {
while ((opt = getopt(argc, argv, "iagfndv")) != -1) {
switch(opt) {
case 'i':
input_file_name = argv[optind];
break;
case 'f':
freq = atof(argv[optind]);
case 'a':
uhd_args = argv[optind];
break;
case 'g':
gain = atof(argv[optind]);
uhd_gain = atof(argv[optind]);
break;
case 'f':
uhd_freq = atof(argv[optind]);
break;
case 'n':
nof_frames = atoi(argv[optind]);
break;
case 'd':
disable_plots = 1;
@ -188,7 +196,7 @@ int base_init(int frame_length) {
/* open UHD device */
#ifndef DISABLE_UHD
printf("Opening UHD device...\n");
if (cuhd_open("addr=192.168.10.2",&uhd)) {
if (cuhd_open(uhd_args,&uhd)) {
fprintf(stderr, "Error opening uhd\n");
return -1;
}
@ -287,7 +295,7 @@ int main(int argc, char **argv) {
#ifndef DISABLE_UHD
INFO("Setting sampling frequency %.2f MHz\n", (float) SAMP_FREQ/MHZ);
cuhd_set_rx_srate(uhd, SAMP_FREQ);
cuhd_set_rx_gain(uhd, gain);
cuhd_set_rx_gain(uhd, uhd_gain);
#endif
state = FIND;
@ -301,10 +309,10 @@ int main(int argc, char **argv) {
sync_force_N_id_2(&sfind, -1);
#ifndef DISABLE_UHD
/* set freq */
cuhd_set_rx_freq(uhd, (double) freq);
/* set uhd_freq */
cuhd_set_rx_freq(uhd, (double) uhd_freq);
cuhd_rx_wait_lo_locked(uhd);
DEBUG("Set freq to %.3f MHz\n", (double) freq);
DEBUG("Set uhd_freq to %.3f MHz\n", (double) uhd_freq);
DEBUG("Starting receiver...\n",0);
cuhd_start_rx_stream(uhd);

8
examples/pss_scan_usrp.c
View File

@ -62,7 +62,7 @@ int *idx_v, *idx_valid, *t;
float *p2a_v;
void *uhd;
int nof_bands;
float gain = 20.0;
float uhd_gain = 20.0;
#define MAX_EARFCN 1000
lte_earfcn_t channels[MAX_EARFCN];
@ -87,7 +87,7 @@ void usage(char *prog) {
printf("\t-T pss_track_nof_frames [Default %d]\n", nof_frames_track);
printf("\t-t pss_track_threshold [Default %.2f]\n", track_threshold);
printf("\t-l pss_track_len [Default %d]\n", track_len);
printf("\t-g gain [Default %.2f dB]\n", gain);
printf("\t-g gain [Default %.2f dB]\n", uhd_gain);
printf("\t-v [set verbose to debug, default none]\n");
}
@ -123,7 +123,7 @@ void parse_args(int argc, char **argv) {
track_threshold = atof(argv[optind]);
break;
case 'g':
gain = atof(argv[optind]);
uhd_gain = atof(argv[optind]);
break;
case 'v':
verbose++;
@ -303,7 +303,7 @@ int main(int argc, char **argv) {
INFO("Setting sampling frequency %.2f MHz\n", (float) SAMP_FREQ/MHZ);
cuhd_set_rx_srate(uhd, SAMP_FREQ);
cuhd_set_rx_gain(uhd, gain);
cuhd_set_rx_gain(uhd, uhd_gain);
print_to_matlab();