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Merge remote-tracking branch 'origin/NR_10MHz' into integration_2021_wk11

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This commit is contained in:
hardy
2021-03-16 16:27:42 +01:00
parent dc60f04a46 b7ef903cb4
commit d12aaf98e8
26 changed files with 2218 additions and 1195 deletions
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executables/nr-ru.c
+184 -95
View File
@@ -797,58 +797,21 @@ void fill_rf_config(RU_t *ru, char *rf_config_file) {
int mu = config->ssb_config.scs_common.value;
int N_RB = config->carrier_config.dl_grid_size[config->ssb_config.scs_common.value].value;
if (mu == NR_MU_0) { //or if LTE
if(N_RB == 100) {
if (fp->threequarter_fs) {
cfg->sample_rate=23.04e6;
cfg->samples_per_frame = 230400;
cfg->tx_bw = 10e6;
cfg->rx_bw = 10e6;
} else {
cfg->sample_rate=30.72e6;
cfg->samples_per_frame = 307200;
cfg->tx_bw = 10e6;
cfg->rx_bw = 10e6;
}
} else if(N_RB == 50) {
cfg->sample_rate=15.36e6;
cfg->samples_per_frame = 153600;
cfg->tx_bw = 5e6;
cfg->rx_bw = 5e6;
} else if (N_RB == 25) {
cfg->sample_rate=7.68e6;
cfg->samples_per_frame = 76800;
cfg->tx_bw = 2.5e6;
cfg->rx_bw = 2.5e6;
} else if (N_RB == 6) {
cfg->sample_rate=1.92e6;
cfg->samples_per_frame = 19200;
cfg->tx_bw = 1.5e6;
cfg->rx_bw = 1.5e6;
} else AssertFatal(1==0,"Unknown N_RB %d\n",N_RB);
} else if (mu == NR_MU_1) {
if(N_RB == 273) {
if (fp->threequarter_fs) {
AssertFatal(0 == 1,"three quarter sampling not supported for N_RB 273\n");
} else {
cfg->sample_rate=122.88e6;
cfg->samples_per_frame = 1228800;
cfg->tx_bw = 100e6;
cfg->rx_bw = 100e6;
}
} else if(N_RB == 217) {
if (mu == NR_MU_0) {
switch(N_RB) {
case 270:
if (fp->threequarter_fs) {
cfg->sample_rate=92.16e6;
cfg->samples_per_frame = 921600;
cfg->tx_bw = 80e6;
cfg->rx_bw = 80e6;
cfg->tx_bw = 50e6;
cfg->rx_bw = 50e6;
} else {
cfg->sample_rate=122.88e6;
cfg->samples_per_frame = 1228800;
cfg->tx_bw = 80e6;
cfg->rx_bw = 80e6;
cfg->sample_rate=61.44e6;
cfg->samples_per_frame = 614400;
cfg->tx_bw = 50e6;
cfg->rx_bw = 50e6;
}
} else if(N_RB == 106) {
case 216:
if (fp->threequarter_fs) {
cfg->sample_rate=46.08e6;
cfg->samples_per_frame = 460800;
@@ -861,20 +824,154 @@ void fill_rf_config(RU_t *ru, char *rf_config_file) {
cfg->tx_bw = 40e6;
cfg->rx_bw = 40e6;
}
} else {
break;
case 106:
if (fp->threequarter_fs) {
cfg->sample_rate=23.04e6;
cfg->samples_per_frame = 230400;
cfg->tx_bw = 20e6;
cfg->rx_bw = 20e6;
}
else {
cfg->sample_rate=30.72e6;
cfg->samples_per_frame = 307200;
cfg->tx_bw = 20e6;
cfg->rx_bw = 20e6;
}
break;
case 52:
if (fp->threequarter_fs) {
cfg->sample_rate=11.52e6;
cfg->samples_per_frame = 115200;
cfg->tx_bw = 10e6;
cfg->rx_bw = 10e6;
}
else {
cfg->sample_rate=15.36e6;
cfg->samples_per_frame = 153600;
cfg->tx_bw = 10e6;
cfg->rx_bw = 10e6;
}
case 25:
if (fp->threequarter_fs) {
cfg->sample_rate=5.76e6;
cfg->samples_per_frame = 57600;
cfg->tx_bw = 5e6;
cfg->rx_bw = 5e6;
}
else {
cfg->sample_rate=7.68e6;
cfg->samples_per_frame = 76800;
cfg->tx_bw = 5e6;
cfg->rx_bw = 5e6;
}
break;
default:
AssertFatal(0==1,"N_RB %d not yet supported for numerology %d\n",N_RB,mu);
}
} else if (mu == NR_MU_1) {
switch(N_RB) {
case 273:
if (fp->threequarter_fs) {
cfg->sample_rate=184.32e6;
cfg->samples_per_frame = 1843200;
cfg->tx_bw = 100e6;
cfg->rx_bw = 100e6;
} else {
cfg->sample_rate=122.88e6;
cfg->samples_per_frame = 1228800;
cfg->tx_bw = 100e6;
cfg->rx_bw = 100e6;
}
break;
case 217:
if (fp->threequarter_fs) {
cfg->sample_rate=92.16e6;
cfg->samples_per_frame = 921600;
cfg->tx_bw = 80e6;
cfg->rx_bw = 80e6;
} else {
cfg->sample_rate=122.88e6;
cfg->samples_per_frame = 1228800;
cfg->tx_bw = 80e6;
cfg->rx_bw = 80e6;
}
break;
case 106:
if (fp->threequarter_fs) {
cfg->sample_rate=46.08e6;
cfg->samples_per_frame = 460800;
cfg->tx_bw = 40e6;
cfg->rx_bw = 40e6;
}
else {
cfg->sample_rate=61.44e6;
cfg->samples_per_frame = 614400;
cfg->tx_bw = 40e6;
cfg->rx_bw = 40e6;
}
break;
case 51:
if (fp->threequarter_fs) {
cfg->sample_rate=23.04e6;
cfg->samples_per_frame = 230400;
cfg->tx_bw = 20e6;
cfg->rx_bw = 20e6;
}
else {
cfg->sample_rate=30.72e6;
cfg->samples_per_frame = 307200;
cfg->tx_bw = 20e6;
cfg->rx_bw = 20e6;
}
break;
case 24:
if (fp->threequarter_fs) {
cfg->sample_rate=11.52e6;
cfg->samples_per_frame = 115200;
cfg->tx_bw = 10e6;
cfg->rx_bw = 10e6;
}
else {
cfg->sample_rate=15.36e6;
cfg->samples_per_frame = 153600;
cfg->tx_bw = 10e6;
cfg->rx_bw = 10e6;
}
break;
default:
AssertFatal(0==1,"N_RB %d not yet supported for numerology %d\n",N_RB,mu);
}
} else if (mu == NR_MU_3) {
if (N_RB == 66) {
cfg->sample_rate = 122.88e6;
cfg->samples_per_frame = 1228800;
cfg->tx_bw = 100e6;
cfg->rx_bw = 100e6;
} else if(N_RB == 32) {
cfg->sample_rate=61.44e6;
cfg->samples_per_frame = 614400;
cfg->tx_bw = 50e6;
cfg->rx_bw = 50e6;
switch(N_RB) {
case 66:
if (fp->threequarter_fs) {
cfg->sample_rate=184.32e6;
cfg->samples_per_frame = 1843200;
cfg->tx_bw = 100e6;
cfg->rx_bw = 100e6;
} else {
cfg->sample_rate = 122.88e6;
cfg->samples_per_frame = 1228800;
cfg->tx_bw = 100e6;
cfg->rx_bw = 100e6;
}
break;
case 32:
if (fp->threequarter_fs) {
cfg->sample_rate=92.16e6;
cfg->samples_per_frame = 921600;
cfg->tx_bw = 50e6;
cfg->rx_bw = 50e6;
} else {
cfg->sample_rate=61.44e6;
cfg->samples_per_frame = 614400;
cfg->tx_bw = 50e6;
cfg->rx_bw = 50e6;
}
break;
default:
AssertFatal(0==1,"N_RB %d not yet supported for numerology %d\n",N_RB,mu);
}
} else {
AssertFatal(0 == 1,"Numerology %d not supported for the moment\n",mu);
@@ -921,60 +1018,52 @@ int setup_RU_buffers(RU_t *ru) {
int i,j;
int card,ant;
//uint16_t N_TA_offset = 0;
NR_DL_FRAME_PARMS *frame_parms;
NR_DL_FRAME_PARMS *fp;
nfapi_nr_config_request_scf_t *config = &ru->config;
if (ru) {
frame_parms = ru->nr_frame_parms;
printf("setup_RU_buffers: frame_parms = %p\n",frame_parms);
fp = ru->nr_frame_parms;
printf("setup_RU_buffers: frame_parms = %p\n",fp);
} else {
printf("ru pointer is NULL\n");
return(-1);
}
int mu = config->ssb_config.scs_common.value;
int N_RB = config->carrier_config.dl_grid_size[config->ssb_config.scs_common.value].value;
if (config->cell_config.frame_duplex_type.value == TDD) {
int N_TA_offset = config->carrier_config.uplink_frequency.value < 6000000 ? 400 : 431; // reference samples for 25600Tc @ 30.72 Ms/s for FR1, same @ 61.44 Ms/s for FR2
double factor=1;
switch (mu) {
case 0: //15 kHz scs
AssertFatal(N_TA_offset == 400,"scs_common 15kHz only for FR1\n");
if (N_RB <= 25) factor = .25; // 7.68 Ms/s
else if (N_RB <=50) factor = .5; // 15.36 Ms/s
else if (N_RB <=75) factor = 1.0; // 30.72 Ms/s
else if (N_RB <=100) factor = 1.0; // 30.72 Ms/s
else AssertFatal(1==0,"Too many PRBS for mu=0\n");
break;
case 1: //30 kHz sc
AssertFatal(N_TA_offset == 400,"scs_common 30kHz only for FR1\n");
if (N_RB <= 106) factor = 2.0; // 61.44 Ms/s
else if (N_RB <= 275) factor = 4.0; // 122.88 Ms/s
break;
case 2: //60 kHz scs
AssertFatal(1==0,"scs_common should not be 60 kHz\n");
break;
case 3: //120 kHz scs
AssertFatal(N_TA_offset == 431,"scs_common 120kHz only for FR2\n");
break;
case 4: //240 kHz scs
AssertFatal(1==0,"scs_common should not be 60 kHz\n");
if (N_RB <= 32) factor = 1.0; // 61.44 Ms/s
else if (N_RB <= 66) factor = 2.0; // 122.88 Ms/s
else AssertFatal(1==0,"N_RB %d is too big for curretn FR2 implementation\n",N_RB);
break;
if (N_RB == 100) ru->N_TA_offset = 624;
else if (N_RB == 50) ru->N_TA_offset = 624/2;
else if (N_RB == 25) ru->N_TA_offset = 624/4;
case 0: //15 kHz scs
AssertFatal(N_TA_offset == 400, "scs_common 15kHz only for FR1\n");
factor = fp->samples_per_subframe / 30720.0;
break;
case 1: //30 kHz sc
AssertFatal(N_TA_offset == 400, "scs_common 30kHz only for FR1\n");
factor = fp->samples_per_subframe / 30720.0;
break;
case 2: //60 kHz scs
AssertFatal(1==0, "scs_common should not be 60 kHz\n");
break;
case 3: //120 kHz scs
AssertFatal(N_TA_offset == 431, "scs_common 120kHz only for FR2\n");
factor = fp->samples_per_subframe / 61440.0;
break;
case 4: //240 kHz scs
AssertFatal(N_TA_offset == 431, "scs_common 240kHz only for FR2\n");
factor = fp->samples_per_subframe / 61440.0;
break;
default:
AssertFatal(1==0, "Invalid scs_common!\n");
}
if (frame_parms->threequarter_fs == 1) factor = factor*.75;
ru->N_TA_offset = (int)(N_TA_offset * factor);
LOG_I(PHY,"RU %d Setting N_TA_offset to %d samples (factor %f, UL Freq %d, N_RB %d)\n",ru->idx,ru->N_TA_offset,factor,
config->carrier_config.uplink_frequency.value, N_RB);
LOG_I(PHY,"RU %d Setting N_TA_offset to %d samples (factor %f, UL Freq %d, N_RB %d, mu %d)\n",ru->idx,ru->N_TA_offset,factor,
config->carrier_config.uplink_frequency.value, N_RB, mu);
}
else ru->N_TA_offset = 0;
executables/nr-softmodem.c
-90
View File
@@ -136,9 +136,6 @@ double rx_gain[MAX_NUM_CCs][4] = {{110,0,0,0},{20,0,0,0}};
double rx_gain_off = 0.0;
double sample_rate=30.72e6;
double bw = 10.0e6;
static int tx_max_power[MAX_NUM_CCs]; /* = {0,0}*/;
@@ -476,93 +473,6 @@ void set_default_frame_parms(nfapi_nr_config_request_scf_t *config[MAX_NUM_CCs],
}
}
/*
void init_openair0(void) {
int card;
int i;
for (card=0; card<MAX_CARDS; card++) {
openair0_cfg[card].mmapped_dma=mmapped_dma;
openair0_cfg[card].configFilename = NULL;
if(config[0]->rf_config.dl_carrier_bandwidth.value == 100) {
if (frame_parms[0]->threequarter_fs) {
openair0_cfg[card].sample_rate=23.04e6;
openair0_cfg[card].samples_per_frame = 230400;
openair0_cfg[card].tx_bw = 10e6;
openair0_cfg[card].rx_bw = 10e6;
} else {
openair0_cfg[card].sample_rate=30.72e6;
openair0_cfg[card].samples_per_frame = 307200;
openair0_cfg[card].tx_bw = 10e6;
openair0_cfg[card].rx_bw = 10e6;
}
} else if(config[0]->rf_config.dl_carrier_bandwidth.value == 50) {
openair0_cfg[card].sample_rate=15.36e6;
openair0_cfg[card].samples_per_frame = 153600;
openair0_cfg[card].tx_bw = 5e6;
openair0_cfg[card].rx_bw = 5e6;
} else if (config[0]->rf_config.dl_carrier_bandwidth.value == 25) {
openair0_cfg[card].sample_rate=7.68e6;
openair0_cfg[card].samples_per_frame = 76800;
openair0_cfg[card].tx_bw = 2.5e6;
openair0_cfg[card].rx_bw = 2.5e6;
} else if (config[0]->rf_config.dl_carrier_bandwidth.value == 6) {
openair0_cfg[card].sample_rate=1.92e6;
openair0_cfg[card].samples_per_frame = 19200;
openair0_cfg[card].tx_bw = 1.5e6;
openair0_cfg[card].rx_bw = 1.5e6;
}
if (config[0]->subframe_config.duplex_mode.value==TDD)
openair0_cfg[card].duplex_mode = duplex_mode_TDD;
else //FDD
openair0_cfg[card].duplex_mode = duplex_mode_FDD;
printf("HW: Configuring card %d, nb_antennas_tx/rx %d/%d\n",card,
RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value,
RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value );
openair0_cfg[card].Mod_id = 0;
openair0_cfg[card].num_rb_dl=config[0]->rf_config.dl_carrier_bandwidth.value;
openair0_cfg[card].clock_source = clock_source;
openair0_cfg[card].tx_num_channels=min(2,RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value );
openair0_cfg[card].rx_num_channels=min(2,RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value );
for (i=0; i<4; i++) {
if (i<openair0_cfg[card].tx_num_channels)
openair0_cfg[card].tx_freq[i] = downlink_frequency[0][i] ;
else
openair0_cfg[card].tx_freq[i]=0.0;
if (i<openair0_cfg[card].rx_num_channels)
openair0_cfg[card].rx_freq[i] =downlink_frequency[0][i] + uplink_frequency_offset[0][i] ;
else
openair0_cfg[card].rx_freq[i]=0.0;
openair0_cfg[card].autocal[i] = 1;
openair0_cfg[card].tx_gain[i] = tx_gain[0][i];
openair0_cfg[card].rx_gain[i] = RC.gNB[0]->rx_total_gain_dB;
openair0_cfg[card].configFilename = get_softmodem_params()->rf_config_file;
printf("Card %d, channel %d, Setting tx_gain %f, rx_gain %f, tx_freq %f, rx_freq %f\n",
card,i, openair0_cfg[card].tx_gain[i],
openair0_cfg[card].rx_gain[i],
openair0_cfg[card].tx_freq[i],
openair0_cfg[card].rx_freq[i]);
}
} // for loop on cards
}
*/
void wait_RUs(void) {
LOG_I(PHY,"Waiting for RUs to be configured ... RC.ru_mask:%02lx\n", RC.ru_mask);
// wait for all RUs to be configured over fronthaul
executables/nr-ue.c
-37
View File
@@ -237,43 +237,6 @@ static void UE_synch(void *arg) {
openair0_cfg[UE->rf_map.card].rx_freq[0],
openair0_cfg[UE->rf_map.card].tx_freq[0]);
// reconfigure for potentially different bandwidth
switch(UE->frame_parms.N_RB_DL) {
case 6:
openair0_cfg[UE->rf_map.card].sample_rate =1.92e6;
openair0_cfg[UE->rf_map.card].rx_bw =.96e6;
openair0_cfg[UE->rf_map.card].tx_bw =.96e6;
// openair0_cfg[0].rx_gain[0] -= 12;
break;
case 25:
openair0_cfg[UE->rf_map.card].sample_rate =7.68e6;
openair0_cfg[UE->rf_map.card].rx_bw =2.5e6;
openair0_cfg[UE->rf_map.card].tx_bw =2.5e6;
// openair0_cfg[0].rx_gain[0] -= 6;
break;
case 50:
openair0_cfg[UE->rf_map.card].sample_rate =15.36e6;
openair0_cfg[UE->rf_map.card].rx_bw =5.0e6;
openair0_cfg[UE->rf_map.card].tx_bw =5.0e6;
// openair0_cfg[0].rx_gain[0] -= 3;
break;
case 100:
openair0_cfg[UE->rf_map.card].sample_rate=30.72e6;
openair0_cfg[UE->rf_map.card].rx_bw=10.0e6;
openair0_cfg[UE->rf_map.card].tx_bw=10.0e6;
// openair0_cfg[0].rx_gain[0] -= 0;
break;
case 66:
openair0_cfg[UE->rf_map.card].sample_rate=122.88e6;
openair0_cfg[UE->rf_map.card].rx_bw=100.e6;
openair0_cfg[UE->rf_map.card].tx_bw=100.e6;
break;
}
if (UE->mode != loop_through_memory) {
UE->rfdevice.trx_set_freq_func(&UE->rfdevice,&openair0_cfg[0],0);
//UE->rfdevice.trx_set_gains_func(&openair0,&openair0_cfg[0]);
executables/nr-uesoftmodem.c
+6 -88
View File
@@ -145,7 +145,6 @@ int chain_offset = 0;
int card_offset = 0;
uint64_t num_missed_slots = 0; // counter for the number of missed slots
int transmission_mode = 1;
int numerology = 0;
int usrp_tx_thread = 0;
int oaisim_flag = 0;
int emulate_rf = 0;
@@ -316,92 +315,10 @@ void init_openair0(void) {
for (card=0; card<MAX_CARDS; card++) {
uint64_t dl_carrier, ul_carrier;
openair0_cfg[card].configFilename = NULL;
openair0_cfg[card].threequarter_fs = frame_parms->threequarter_fs;
numerology = frame_parms->numerology_index;
if(frame_parms->N_RB_DL == 66) {
if (numerology==3) {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
} else {
LOG_E(PHY,"Unsupported numerology! FR2 supports only 120KHz SCS for now.\n");
exit(-1);
}
}else if(frame_parms->N_RB_DL == 32) {
if (numerology==3) {
openair0_cfg[card].sample_rate=61.44e6;
openair0_cfg[card].samples_per_frame = 614400;
} else {
LOG_E(PHY,"Unsupported numerology! FR2 supports only 120KHz SCS for now.\n");
exit(-1);
}
}else if(frame_parms->N_RB_DL == 217) {
if (numerology==1) {
if (frame_parms->threequarter_fs) {
openair0_cfg[card].sample_rate=92.16e6;
openair0_cfg[card].samples_per_frame = 921600;
}
else {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
}
} else {
LOG_E(PHY,"Unsupported numerology!\n");
exit(-1);
}
} else if(frame_parms->N_RB_DL == 273) {
if (numerology==1) {
if (frame_parms->threequarter_fs) {
AssertFatal(0 == 1,"three quarter sampling not supported for N_RB 273\n");
}
else {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
}
} else {
LOG_E(PHY,"Unsupported numerology!\n");
exit(-1);
}
} else if(frame_parms->N_RB_DL == 106) {
if (numerology==0) {
if (frame_parms->threequarter_fs) {
openair0_cfg[card].sample_rate=23.04e6;
openair0_cfg[card].samples_per_frame = 230400;
} else {
openair0_cfg[card].sample_rate=30.72e6;
openair0_cfg[card].samples_per_frame = 307200;
}
} else if (numerology==1) {
if (frame_parms->threequarter_fs) {
openair0_cfg[card].sample_rate=46.08e6;
openair0_cfg[card].samples_per_frame = 460800;
}
else {
openair0_cfg[card].sample_rate=61.44e6;
openair0_cfg[card].samples_per_frame = 614400;
}
} else if (numerology==2) {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
} else {
LOG_E(PHY,"Unsupported numerology!\n");
exit(-1);
}
} else if(frame_parms->N_RB_DL == 50) {
openair0_cfg[card].sample_rate=15.36e6;
openair0_cfg[card].samples_per_frame = 153600;
} else if (frame_parms->N_RB_DL == 25) {
openair0_cfg[card].sample_rate=7.68e6;
openair0_cfg[card].samples_per_frame = 76800;
} else if (frame_parms->N_RB_DL == 6) {
openair0_cfg[card].sample_rate=1.92e6;
openair0_cfg[card].samples_per_frame = 19200;
}
else {
LOG_E(PHY,"Unknown NB_RB %d!\n",frame_parms->N_RB_DL);
exit(-1);
}
openair0_cfg[card].configFilename = NULL;
openair0_cfg[card].threequarter_fs = frame_parms->threequarter_fs;
openair0_cfg[card].sample_rate = frame_parms->samples_per_subframe * 1e3;
openair0_cfg[card].samples_per_frame = frame_parms->samples_per_frame;
if (frame_parms->frame_type==TDD)
openair0_cfg[card].duplex_mode = duplex_mode_TDD;
@@ -415,8 +332,9 @@ void init_openair0(void) {
openair0_cfg[card].tx_num_channels = min(2, frame_parms->nb_antennas_tx);
openair0_cfg[card].rx_num_channels = min(2, frame_parms->nb_antennas_rx);
LOG_I(PHY, "HW: Configuring card %d, tx/rx num_channels %d/%d, duplex_mode %s\n",
LOG_I(PHY, "HW: Configuring card %d, sample_rate %f, tx/rx num_channels %d/%d, duplex_mode %s\n",
card,
openair0_cfg[card].sample_rate,
openair0_cfg[card].tx_num_channels,
openair0_cfg[card].rx_num_channels,
duplex_mode[openair0_cfg[card].duplex_mode]);
openair1/PHY/INIT/nr_init.c
+2 -2
View File
@@ -464,8 +464,8 @@ void nr_phy_config_request_sim(PHY_VARS_gNB *gNB,
gNB->mac_enabled = 1;
if (mu==1) {
fp->dl_CarrierFreq = 3500000000;//from_nrarfcn(gNB_config->nfapi_config.rf_bands.rf_band[0],gNB_config->nfapi_config.nrarfcn.value);
fp->ul_CarrierFreq = 3500000000;//fp->dl_CarrierFreq - (get_uldl_offset(gNB_config->nfapi_config.rf_bands.rf_band[0])*100000);
fp->dl_CarrierFreq = 3600000000;//from_nrarfcn(gNB_config->nfapi_config.rf_bands.rf_band[0],gNB_config->nfapi_config.nrarfcn.value);
fp->ul_CarrierFreq = 3600000000;//fp->dl_CarrierFreq - (get_uldl_offset(gNB_config->nfapi_config.rf_bands.rf_band[0])*100000);
fp->nr_band = 78;
// fp->threequarter_fs= 0;
} else if (mu==3) {
openair1/PHY/INIT/nr_init_ue.c
+10 -24
View File
@@ -507,50 +507,36 @@ void init_N_TA_offset(PHY_VARS_NR_UE *ue){
if (fp->frame_type == FDD) {
ue->N_TA_offset = 0;
} else {
int N_RB = fp->N_RB_DL;
int N_TA_offset = fp->ul_CarrierFreq < 6e9 ? 400 : 431; // reference samples for 25600Tc @ 30.72 Ms/s for FR1, same @ 61.44 Ms/s for FR2
double factor = 1;
double factor = 1.0;
switch (fp->numerology_index) {
case 0: //15 kHz scs
AssertFatal(N_TA_offset == 400, "scs_common 15kHz only for FR1\n");
if (N_RB <= 25) factor = .25; // 7.68 Ms/s
else if (N_RB <=50) factor = .5; // 15.36 Ms/s
else if (N_RB <=75) factor = 1.0; // 30.72 Ms/s
else if (N_RB <=100) factor = 1.0; // 30.72 Ms/s
else AssertFatal(1==0, "Too many PRBS for mu=0\n");
factor = fp->samples_per_subframe / 30720.0;
break;
case 1: //30 kHz sc
AssertFatal(N_TA_offset == 400, "scs_common 30kHz only for FR1\n");
if (N_RB <= 106) factor = 2.0; // 61.44 Ms/s
else if (N_RB <= 275) factor = 4.0; // 122.88 Ms/s
factor = fp->samples_per_subframe / 30720.0;
break;
case 2: //60 kHz scs
AssertFatal(1==0, "scs_common should not be 60 kHz\n");
break;
case 3: //120 kHz scs
AssertFatal(N_TA_offset == 431, "scs_common 120kHz only for FR2\n");
factor = fp->samples_per_subframe / 61440.0;
break;
case 4: //240 kHz scs
AssertFatal(1==0, "scs_common should not be 60 kHz\n");
if (N_RB <= 32) factor = 1.0; // 61.44 Ms/s
else if (N_RB <= 66) factor = 2.0; // 122.88 Ms/s
else AssertFatal(1==0, "N_RB %d is too big for curretn FR2 implementation\n", N_RB);
AssertFatal(N_TA_offset == 431, "scs_common 240kHz only for FR2\n");
factor = fp->samples_per_subframe / 61440.0;
break;
if (N_RB == 100)
ue->N_TA_offset = 624;
else if (N_RB == 50)
ue->N_TA_offset = 624/2;
else if (N_RB == 25)
ue->N_TA_offset = 624/4;
default:
AssertFatal(1==0, "Invalid scs_common!\n");
}
if (fp->threequarter_fs == 1)
factor = factor*.75;
ue->N_TA_offset = (int)(N_TA_offset * factor);
LOG_I(PHY,"UE %d Setting N_TA_offset to %d samples (factor %f, UL Freq %lu, N_RB %d)\n", ue->Mod_id, ue->N_TA_offset, factor, fp->ul_CarrierFreq, N_RB);
LOG_I(PHY,"UE %d Setting N_TA_offset to %d samples (factor %f, UL Freq %lu, N_RB %d, mu %d)\n", ue->Mod_id, ue->N_TA_offset, factor, fp->ul_CarrierFreq, fp->N_RB_DL, fp->numerology_index);
}
}
openair1/PHY/INIT/nr_parms.c
+17 -97
View File
@@ -75,9 +75,8 @@ int nr_get_ssb_start_symbol(NR_DL_FRAME_PARMS *fp)
return symbol;
}
void set_scs_parameters (NR_DL_FRAME_PARMS *fp, int mu, uint16_t bw)
void set_scs_parameters (NR_DL_FRAME_PARMS *fp, int mu, int N_RB_DL)
{
switch(mu) {
case NR_MU_0: //15kHz scs
@@ -99,108 +98,17 @@ void set_scs_parameters (NR_DL_FRAME_PARMS *fp, int mu, uint16_t bw)
else
AssertFatal(1==0,"NR Operating Band n%d not available for SS block SCS with mu=%d\n", fp->nr_band, mu);
}
switch(bw){
case 5:
case 15:
case 20:
case 25:
case 30:
case 40: //40 MHz
if (fp->threequarter_fs) {
fp->ofdm_symbol_size = 1536;
fp->first_carrier_offset = 900; //1536 - ( (106*12) / 2 )
fp->nb_prefix_samples0 = 132;
fp->nb_prefix_samples = 108;
}
else {
fp->ofdm_symbol_size = 2048;
fp->first_carrier_offset = 1412; //2048 - ( (106*12) / 2 )
fp->nb_prefix_samples0 = 176;
fp->nb_prefix_samples = 144;
}
break;
case 50:
case 60:
case 70:
case 80: //80 MHz
if (fp->threequarter_fs) {
fp->ofdm_symbol_size = 3072;
fp->first_carrier_offset = 1770; //3072 - ( (217*12) / 2 )
fp->nb_prefix_samples0 = 264;
fp->nb_prefix_samples = 216;
}
else {
fp->ofdm_symbol_size = 4096;
fp->first_carrier_offset = 2794; //4096 - ( (217*12) / 2 )
fp->nb_prefix_samples0 = 352;
fp->nb_prefix_samples = 288;
}
break;
case 90:
AssertFatal(fp->threequarter_fs==0,"3/4 sampling impossible for %d MHz band and MU %d\n",bw,mu);
fp->ofdm_symbol_size = 4096;
fp->first_carrier_offset = 2626; //4096 - ( (245*12) / 2 )
fp->nb_prefix_samples0 = 352;
fp->nb_prefix_samples = 288;
break;
case 100:
AssertFatal(fp->threequarter_fs==0,"3/4 sampling impossible for %d MHz band and MU %d\n",bw,mu);
fp->ofdm_symbol_size = 4096;
fp->first_carrier_offset = 2458; //4096 - ( (273*12) / 2 )
fp->nb_prefix_samples0 = 352;
fp->nb_prefix_samples = 288;
break;
default:
AssertFatal(1==0,"%d MHz band undefined for mu %d, frame parms = %p\n", bw, mu, fp);
}
break;
case NR_MU_2: //60kHz scs
fp->subcarrier_spacing = nr_subcarrier_spacing[NR_MU_2];
fp->slots_per_subframe = nr_slots_per_subframe[NR_MU_2];
switch(bw){ //FR1 bands only
case 10:
case 15:
case 20:
case 25:
case 30:
case 40:
case 50:
case 60:
case 70:
case 80:
case 90:
case 100:
default:
AssertFatal(1==0,"%d MHz band undefined for mu %d, frame parms = %p\n", bw, mu, fp);
}
break;
case NR_MU_3:
fp->subcarrier_spacing = nr_subcarrier_spacing[NR_MU_3];
fp->slots_per_subframe = nr_slots_per_subframe[NR_MU_3];
fp->ssb_type = nr_ssb_type_D;
switch(bw){
case 100:
fp->ofdm_symbol_size = 1024;
fp->first_carrier_offset = 628; //1024 - ( (66*12) / 2 )
fp->nb_prefix_samples0 = 136;
fp->nb_prefix_samples = 72;
break;
case 50:
fp->ofdm_symbol_size = 512;
fp->first_carrier_offset = 320; //1024 - ( (66*12) / 2 )
fp->nb_prefix_samples0 = 68;
fp->nb_prefix_samples = 36;
break;
default:
AssertFatal(1==0,"%d MHz band undefined for mu %d, frame parms = %p\n", bw, mu, fp);
}
break;
case NR_MU_4:
@@ -209,9 +117,21 @@ void set_scs_parameters (NR_DL_FRAME_PARMS *fp, int mu, uint16_t bw)
fp->ssb_type = nr_ssb_type_E;
break;
default:
AssertFatal(1==0,"Invalid numerology index %d", mu);
default:
AssertFatal(1==0,"Invalid numerology index %d", mu);
}
if(fp->threequarter_fs)
fp->ofdm_symbol_size = 3 * 128;
else
fp->ofdm_symbol_size = 4 * 128;
while(fp->ofdm_symbol_size < N_RB_DL * 12)
fp->ofdm_symbol_size <<= 1;
fp->first_carrier_offset = fp->ofdm_symbol_size - (N_RB_DL * 12 / 2);
fp->nb_prefix_samples = fp->ofdm_symbol_size / 128 * 9;
fp->nb_prefix_samples0 = fp->ofdm_symbol_size / 128 * (9 + (1 << mu));
}
uint32_t get_samples_per_slot(int slot, NR_DL_FRAME_PARMS* fp)
@@ -280,7 +200,7 @@ int nr_init_frame_parms(nfapi_nr_config_request_scf_t* cfg,
fp->half_frame_bit = 0; // half frame bit initialized to 0 here
fp->numerology_index = mu;
set_scs_parameters(fp, mu, cfg->carrier_config.dl_bandwidth.value);
set_scs_parameters(fp, mu, fp->N_RB_DL);
fp->slots_per_frame = 10* fp->slots_per_subframe;
@@ -373,7 +293,7 @@ int nr_init_frame_parms_ue(NR_DL_FRAME_PARMS *fp,
fp->Ncp = Ncp;
set_scs_parameters(fp,fp->numerology_index,config->carrier_config.dl_bandwidth);
set_scs_parameters(fp, fp->numerology_index, fp->N_RB_DL);
fp->slots_per_frame = 10* fp->slots_per_subframe;
fp->symbols_per_slot = ((Ncp == NORMAL)? 14 : 12); // to redefine for different slot formats
openair1/PHY/MODULATION/modulation_UE.h
+2 -5
View File
@@ -51,16 +51,13 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
int nr_slot_fep(PHY_VARS_NR_UE *phy_vars_ue,
UE_nr_rxtx_proc_t *proc,
unsigned char l,
unsigned char Ns,
int sample_offset,
int no_prefix);
unsigned char Ns);
int nr_slot_fep_init_sync(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
unsigned char symbol,
unsigned char Ns,
int sample_offset,
int no_prefix);
int sample_offset);
int slot_fep_mbsfn(PHY_VARS_UE *phy_vars_ue,
unsigned char l,
openair1/PHY/MODULATION/nr_modulation.h
+1 -3
View File
@@ -74,7 +74,6 @@ void nr_ue_layer_mapping(NR_UE_ULSCH_t **ulsch_ue,
\param symbol symbol within slot (0..12/14)
\param Ns Slot number (0..19)
\param sample_offset offset within rxdata (points to beginning of subframe)
\param no_prefix if 1 prefix is removed by HW
*/
int nr_slot_fep_ul(NR_DL_FRAME_PARMS *frame_parms,
@@ -82,8 +81,7 @@ int nr_slot_fep_ul(NR_DL_FRAME_PARMS *frame_parms,
int32_t *rxdataF,
unsigned char symbol,
unsigned char Ns,
int sample_offset,
int no_prefix);
int sample_offset);
/*!
\brief This function implements the dft transform precoding in PUSCH
openair1/PHY/MODULATION/slot_fep_nr.c
+171 -336
View File
@@ -29,362 +29,227 @@
//#define DEBUG_FEP
#define SOFFSET 0
/*#ifdef LOG_I
#undef LOG_I
#define LOG_I(A,B...) printf(A)
#endif*/
int nr_slot_fep(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
unsigned char symbol,
unsigned char Ns,
int sample_offset,
int no_prefix)
dft_size_idx_t get_dft_size_idx(uint16_t ofdm_symbol_size)
{
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
NR_UE_COMMON *common_vars = &ue->common_vars;
unsigned char aa;
unsigned int nb_prefix_samples;
unsigned int nb_prefix_samples0;
unsigned int abs_symbol;
if (ue->is_synchronized) {
nb_prefix_samples = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples0);
}
else {
nb_prefix_samples = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
}
//unsigned int subframe_offset;//,subframe_offset_F;
unsigned int slot_offset;
//int i;
unsigned int frame_length_samples = frame_parms->samples_per_subframe * 10;
unsigned int rx_offset;
dft_size_idx_t dftsize;
int tmp_dft_in[8192] __attribute__ ((aligned (32))); // This is for misalignment issues for 6 and 15 PRBs
switch (frame_parms->ofdm_symbol_size) {
switch (ofdm_symbol_size) {
case 128:
dftsize = DFT_128;
break;
return DFT_128;
case 256:
dftsize = DFT_256;
break;
return DFT_256;
case 512:
dftsize = DFT_512;
break;
return DFT_512;
case 1024:
dftsize = DFT_1024;
break;
return DFT_1024;
case 1536:
dftsize = DFT_1536;
break;
return DFT_1536;
case 2048:
dftsize = DFT_2048;
break;
return DFT_2048;
case 3072:
dftsize = DFT_3072;
break;
return DFT_3072;
case 4096:
dftsize = DFT_4096;
break;
return DFT_4096;
case 6144:
return DFT_6144;
case 8192:
dftsize = DFT_8192;
break;
return DFT_8192;
default:
printf("unsupported ofdm symbol size \n");
assert(0);
}
if (no_prefix) {
slot_offset = frame_parms->ofdm_symbol_size * (frame_parms->symbols_per_slot) * (Ns);
return DFT_SIZE_IDXTABLESIZE;
}
int nr_slot_fep(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
unsigned char symbol,
unsigned char Ns)
{
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
NR_UE_COMMON *common_vars = &ue->common_vars;
AssertFatal(symbol < frame_parms->symbols_per_slot, "slot_fep: symbol must be between 0 and %d\n", frame_parms->symbols_per_slot-1);
AssertFatal(Ns < frame_parms->slots_per_frame, "slot_fep: Ns must be between 0 and %d\n", frame_parms->slots_per_frame-1);
unsigned int nb_prefix_samples;
unsigned int nb_prefix_samples0;
if (ue->is_synchronized) {
nb_prefix_samples = frame_parms->nb_prefix_samples;
nb_prefix_samples0 = frame_parms->nb_prefix_samples0;
} else {
slot_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
nb_prefix_samples = frame_parms->nb_prefix_samples;
nb_prefix_samples0 = frame_parms->nb_prefix_samples;
}
/*if (l<0 || l>=7-frame_parms->Ncp) {
printf("slot_fep: l must be between 0 and %d\n",7-frame_parms->Ncp);
return(-1);
}*/
dft_size_idx_t dftsize = get_dft_size_idx(frame_parms->ofdm_symbol_size);
// This is for misalignment issues
int32_t tmp_dft_in[8192] __attribute__ ((aligned (32)));
if (Ns<0 || Ns>(frame_parms->slots_per_frame-1)) {
printf("slot_fep: Ns must be between 0 and %d\n",frame_parms->slots_per_frame-1);
return(-1);
}
unsigned int rx_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
unsigned int abs_symbol = Ns * frame_parms->symbols_per_slot + symbol;
for (int idx_symb = Ns*frame_parms->symbols_per_slot; idx_symb <= abs_symbol; idx_symb++)
rx_offset += (idx_symb%(0x7<<frame_parms->numerology_index)) ? nb_prefix_samples : nb_prefix_samples0;
rx_offset += frame_parms->ofdm_symbol_size * symbol;
for (aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
memset(&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],0,frame_parms->ofdm_symbol_size*sizeof(int));
rx_offset = sample_offset + slot_offset - SOFFSET;
// Align with 256 bit
// rx_offset = rx_offset&0xfffffff8;
// use OFDM symbol from within 1/8th of the CP to avoid ISI
rx_offset -= nb_prefix_samples / 8;
#ifdef DEBUG_FEP
// if (ue->frame <100)
/*LOG_I(PHY,*/printf("slot_fep: slot %d, symbol %d, nb_prefix_samples %u, nb_prefix_samples0 %u, slot_offset %u, sample_offset %d,rx_offset %u, frame_length_samples %u\n",
Ns, symbol, nb_prefix_samples, nb_prefix_samples0, slot_offset, sample_offset, rx_offset, frame_length_samples);
// if (ue->frame <100)
printf("slot_fep: slot %d, symbol %d, nb_prefix_samples %u, nb_prefix_samples0 %u, rx_offset %u\n",
Ns, symbol, nb_prefix_samples, nb_prefix_samples0, rx_offset);
#endif
abs_symbol = Ns * frame_parms->symbols_per_slot + symbol;
for (int idx_symb = Ns*frame_parms->symbols_per_slot; idx_symb < abs_symbol; idx_symb++)
rx_offset += (idx_symb%(0x7<<frame_parms->numerology_index)) ? nb_prefix_samples : nb_prefix_samples0;
for (unsigned char aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
memset(&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],0,frame_parms->ofdm_symbol_size*sizeof(int32_t));
rx_offset += frame_parms->ofdm_symbol_size * symbol;
if (abs_symbol%(0x7<<frame_parms->numerology_index)) {
rx_offset += nb_prefix_samples;
if (rx_offset > (frame_length_samples - frame_parms->ofdm_symbol_size))
memcpy((short*) &common_vars->rxdata[aa][frame_length_samples],
(short*) &common_vars->rxdata[aa][0],
frame_parms->ofdm_symbol_size*sizeof(int));
if ((rx_offset&7)!=0) { // if input to dft is not 256-bit aligned, issue for size 6,15 and 25 PRBs
memcpy((void *)tmp_dft_in,
(void *) &common_vars->rxdata[aa][rx_offset % frame_length_samples],
frame_parms->ofdm_symbol_size*sizeof(int));
dft(dftsize,(int16_t *)tmp_dft_in,
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
} else { // use dft input from RX buffer directly
#if UE_TIMING_TRACE
start_meas(&ue->rx_dft_stats);
#endif
dft(dftsize,(int16_t *) &common_vars->rxdata[aa][(rx_offset) % frame_length_samples],
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
#if UE_TIMING_TRACE
stop_meas(&ue->rx_dft_stats);
#endif
}
} else {
rx_offset += nb_prefix_samples0;
if (rx_offset > (frame_length_samples - frame_parms->ofdm_symbol_size))
memcpy((void *) &common_vars->rxdata[aa][frame_length_samples],
(void *) &common_vars->rxdata[aa][0],
frame_parms->ofdm_symbol_size*sizeof(int));
#if UE_TIMING_TRACE
start_meas(&ue->rx_dft_stats);
#endif
if ((rx_offset&7)!=0) { // if input to dft is not 128-bit aligned, issue for size 6 and 15 PRBs
memcpy((void *)tmp_dft_in,
(void *) &common_vars->rxdata[aa][(rx_offset) % frame_length_samples],
frame_parms->ofdm_symbol_size*sizeof(int));
dft(dftsize,(int16_t *)tmp_dft_in,
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
} else { // use dft input from RX buffer directly
dft(dftsize,(int16_t *) &common_vars->rxdata[aa][(rx_offset) % frame_length_samples],
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
}
#if UE_TIMING_TRACE
stop_meas(&ue->rx_dft_stats);
#endif
int16_t *rxdata_ptr = (int16_t *)&common_vars->rxdata[aa][rx_offset];
// if input to dft is not 256-bit aligned
if ((rx_offset & 7) != 0) {
memcpy((void *)&tmp_dft_in[0],
(void *)&common_vars->rxdata[aa][rx_offset],
frame_parms->ofdm_symbol_size * sizeof(int32_t));
rxdata_ptr = (int16_t *)tmp_dft_in;
}
#if UE_TIMING_TRACE
start_meas(&ue->rx_dft_stats);
#endif
dft(dftsize,
rxdata_ptr,
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
1);
#if UE_TIMING_TRACE
stop_meas(&ue->rx_dft_stats);
#endif
int symb_offset = (Ns%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation[0])[symbol+symb_offset];
((int16_t*)&rot2)[1]=-((int16_t*)&rot2)[1];
#ifdef DEBUG_FEP
// if (ue->frame <100)
printf("slot_fep: symbol %d rx_offset %u\n", symbol, rx_offset);
printf("slot_fep: slot %d, symbol %d rx_offset %u, rotation symbol %d %d.%d\n", Ns,symbol, rx_offset,
symbol+symb_offset,((int16_t*)&rot2)[0],((int16_t*)&rot2)[1]);
#endif
int symb_offset = (Ns%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation[0])[symbol + symb_offset];
((int16_t*)&rot2)[1]=-((int16_t*)&rot2)[1];
rotate_cpx_vector((int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
(int16_t*)&rot2,
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
frame_parms->ofdm_symbol_size,
15);
}
#ifdef DEBUG_FEP
printf("slot_fep: done\n");
#endif
return(0);
return 0;
}
int nr_slot_fep_init_sync(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
unsigned char symbol,
unsigned char Ns,
int sample_offset,
int no_prefix)
int sample_offset)
{
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
NR_UE_COMMON *common_vars = &ue->common_vars;
unsigned char aa;
AssertFatal(symbol < frame_parms->symbols_per_slot, "slot_fep: symbol must be between 0 and %d\n", frame_parms->symbols_per_slot-1);
AssertFatal(Ns < frame_parms->slots_per_frame, "slot_fep: Ns must be between 0 and %d\n", frame_parms->slots_per_frame-1);
unsigned int nb_prefix_samples;
unsigned int nb_prefix_samples0;
unsigned int abs_symbol;
if (ue->is_synchronized) {
nb_prefix_samples = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples0);
nb_prefix_samples = frame_parms->nb_prefix_samples;
nb_prefix_samples0 = frame_parms->nb_prefix_samples0;
}
else {
nb_prefix_samples = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
nb_prefix_samples = frame_parms->nb_prefix_samples;
nb_prefix_samples0 = frame_parms->nb_prefix_samples;
}
//unsigned int subframe_offset;//,subframe_offset_F;
unsigned int slot_offset;
//int i;
unsigned int frame_length_samples = frame_parms->samples_per_subframe * 10;
unsigned int rx_offset;
unsigned int frame_length_samples = frame_parms->samples_per_frame;
dft_size_idx_t dftsize = get_dft_size_idx(frame_parms->ofdm_symbol_size);
// This is for misalignment issues
int32_t tmp_dft_in[8192] __attribute__ ((aligned (32)));
dft_size_idx_t dftsize;
int tmp_dft_in[8192] __attribute__ ((aligned (32))); // This is for misalignment issues for 6 and 15 PRBs
switch (frame_parms->ofdm_symbol_size) {
case 128:
dftsize = DFT_128;
break;
case 256:
dftsize = DFT_256;
break;
case 512:
dftsize = DFT_512;
break;
case 1024:
dftsize = DFT_1024;
break;
case 1536:
dftsize = DFT_1536;
break;
case 2048:
dftsize = DFT_2048;
break;
case 3072:
dftsize = DFT_3072;
break;
case 4096:
dftsize = DFT_4096;
break;
case 8192:
dftsize = DFT_8192;
break;
default:
printf("unsupported ofdm symbol size \n");
assert(0);
}
if (no_prefix) {
slot_offset = frame_parms->ofdm_symbol_size * (frame_parms->symbols_per_slot) * (Ns);
} else {
slot_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
}
/*if (l<0 || l>=7-frame_parms->Ncp) {
printf("slot_fep: l must be between 0 and %d\n",7-frame_parms->Ncp);
return(-1);
}*/
if (Ns<0 || Ns>(frame_parms->slots_per_frame-1)) {
printf("slot_fep: Ns must be between 0 and %d\n",frame_parms->slots_per_frame-1);
return(-1);
}
for (aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
memset(&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],0,frame_parms->ofdm_symbol_size*sizeof(int));
rx_offset = sample_offset + slot_offset - SOFFSET;
// Align with 256 bit
// rx_offset = rx_offset&0xfffffff8;
unsigned int slot_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
unsigned int rx_offset = sample_offset + slot_offset;
unsigned int abs_symbol = Ns * frame_parms->symbols_per_slot + symbol;
for (int idx_symb = Ns*frame_parms->symbols_per_slot; idx_symb <= abs_symbol; idx_symb++)
rx_offset += (abs_symbol%(0x7<<frame_parms->numerology_index)) ? nb_prefix_samples : nb_prefix_samples0;
rx_offset += frame_parms->ofdm_symbol_size * symbol;
#ifdef DEBUG_FEP
// if (ue->frame <100)
/*LOG_I(PHY,*/printf("slot_fep: slot %d, symbol %d, nb_prefix_samples %u, nb_prefix_samples0 %u, slot_offset %u, sample_offset %d,rx_offset %u, frame_length_samples %u\n",
Ns, symbol, nb_prefix_samples, nb_prefix_samples0, slot_offset, sample_offset, rx_offset, frame_length_samples);
// if (ue->frame <100)
printf("slot_fep: slot %d, symbol %d, nb_prefix_samples %u, nb_prefix_samples0 %u, slot_offset %u, sample_offset %d,rx_offset %u, frame_length_samples %u\n",
Ns, symbol, nb_prefix_samples, nb_prefix_samples0, slot_offset, sample_offset, rx_offset, frame_length_samples);
#endif
abs_symbol = Ns * frame_parms->symbols_per_slot + symbol;
for (int idx_symb = Ns*frame_parms->symbols_per_slot; idx_symb < abs_symbol; idx_symb++)
rx_offset += (abs_symbol%(0x7<<frame_parms->numerology_index)) ? nb_prefix_samples : nb_prefix_samples0;
for (unsigned char aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
memset(&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],0,frame_parms->ofdm_symbol_size*sizeof(int32_t));
rx_offset += frame_parms->ofdm_symbol_size * symbol;
int16_t *rxdata_ptr;
if (abs_symbol%(0x7<<frame_parms->numerology_index)) {
if (frame_length_samples - rx_offset < frame_parms->ofdm_symbol_size) {
rx_offset += nb_prefix_samples;
if (rx_offset > (frame_length_samples - frame_parms->ofdm_symbol_size))
memcpy((short*) &common_vars->rxdata[aa][frame_length_samples],
(short*) &common_vars->rxdata[aa][0],
frame_parms->ofdm_symbol_size*sizeof(int));
memcpy((void *)&tmp_dft_in[0],
(void *)&common_vars->rxdata[aa][rx_offset],
(frame_length_samples - rx_offset) * sizeof(int32_t));
memcpy((void *)&tmp_dft_in[frame_length_samples - rx_offset],
(void *)&common_vars->rxdata[aa][0],
(frame_parms->ofdm_symbol_size - (frame_length_samples - rx_offset)) * sizeof(int32_t));
rxdata_ptr = (int16_t *)&tmp_dft_in[0];
if ((rx_offset&7)!=0) { // if input to dft is not 256-bit aligned, issue for size 6,15 and 25 PRBs
memcpy((void *)tmp_dft_in,
(void *) &common_vars->rxdata[aa][rx_offset],
frame_parms->ofdm_symbol_size*sizeof(int));
dft(dftsize,(int16_t *)tmp_dft_in,
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
} else { // use dft input from RX buffer directly
#if UE_TIMING_TRACE
start_meas(&ue->rx_dft_stats);
#endif
} else if ((rx_offset & 7) != 0) {
// if input to dft is not 256-bit aligned
memcpy((void *)&tmp_dft_in[0],
(void *)&common_vars->rxdata[aa][rx_offset],
frame_parms->ofdm_symbol_size * sizeof(int32_t));
rxdata_ptr = (int16_t *)&tmp_dft_in[0];
dft(dftsize,(int16_t *) &common_vars->rxdata[aa][rx_offset],
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
#if UE_TIMING_TRACE
stop_meas(&ue->rx_dft_stats);
#endif
}
} else {
rx_offset += nb_prefix_samples0;
if (rx_offset > (frame_length_samples - frame_parms->ofdm_symbol_size))
memcpy((void *) &common_vars->rxdata[aa][frame_length_samples],
(void *) &common_vars->rxdata[aa][0],
frame_parms->ofdm_symbol_size*sizeof(int));
#if UE_TIMING_TRACE
start_meas(&ue->rx_dft_stats);
#endif
if ((rx_offset&7)!=0) { // if input to dft is not 128-bit aligned, issue for size 6 and 15 PRBs
memcpy((void *)tmp_dft_in,
(void *) &common_vars->rxdata[aa][rx_offset],
frame_parms->ofdm_symbol_size*sizeof(int));
dft(dftsize,(int16_t *)tmp_dft_in,
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
} else { // use dft input from RX buffer directly
dft(dftsize,(int16_t *) &common_vars->rxdata[aa][rx_offset],
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
}
#if UE_TIMING_TRACE
stop_meas(&ue->rx_dft_stats);
#endif
// use dft input from RX buffer directly
rxdata_ptr = (int16_t *)&common_vars->rxdata[aa][rx_offset];
}
#if UE_TIMING_TRACE
start_meas(&ue->rx_dft_stats);
#endif
dft(dftsize,
rxdata_ptr,
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
1);
#if UE_TIMING_TRACE
stop_meas(&ue->rx_dft_stats);
#endif
int symb_offset = (Ns%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation[0])[symbol + symb_offset];
((int16_t*)&rot2)[1]=-((int16_t*)&rot2)[1];
@@ -400,14 +265,13 @@ int nr_slot_fep_init_sync(PHY_VARS_NR_UE *ue,
(int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
frame_parms->ofdm_symbol_size,
15);
}
#ifdef DEBUG_FEP
printf("slot_fep: done\n");
#endif
return(0);
return 0;
}
@@ -416,89 +280,60 @@ int nr_slot_fep_ul(NR_DL_FRAME_PARMS *frame_parms,
int32_t *rxdataF,
unsigned char symbol,
unsigned char Ns,
int sample_offset,
int no_prefix)
int sample_offset)
{
int32_t slot_offset, rxdata_offset;
unsigned int nb_prefix_samples = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
unsigned int nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples0);
unsigned int nb_prefix_samples = frame_parms->nb_prefix_samples;
unsigned int nb_prefix_samples0 = frame_parms->nb_prefix_samples0;
int tmp_dft_in[8192] __attribute__ ((aligned (32)));
dft_size_idx_t dftsize = get_dft_size_idx(frame_parms->ofdm_symbol_size);
// This is for misalignment issues
int32_t tmp_dft_in[8192] __attribute__ ((aligned (32)));
dft_size_idx_t dftsize;
unsigned int slot_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
switch (frame_parms->ofdm_symbol_size) {
case 128:
dftsize = DFT_128;
break;
// offset of first OFDM symbol
int32_t rxdata_offset = slot_offset + nb_prefix_samples0;
// offset of n-th OFDM symbol
rxdata_offset += symbol * (frame_parms->ofdm_symbol_size + nb_prefix_samples);
// use OFDM symbol from within 1/8th of the CP to avoid ISI
rxdata_offset -= nb_prefix_samples / 8;
case 256:
dftsize = DFT_256;
break;
int16_t *rxdata_ptr;
case 512:
dftsize = DFT_512;
break;
if(sample_offset > rxdata_offset) {
case 1024:
dftsize = DFT_1024;
break;
memcpy((void *)&tmp_dft_in[0],
(void *)&rxdata[frame_parms->samples_per_frame - sample_offset + rxdata_offset],
(sample_offset - rxdata_offset) * sizeof(int32_t));
memcpy((void *)&tmp_dft_in[sample_offset - rxdata_offset],
(void *)&rxdata[0],
(frame_parms->ofdm_symbol_size - sample_offset + rxdata_offset) * sizeof(int32_t));
rxdata_ptr = (int16_t *)&tmp_dft_in[0];
case 1536:
dftsize = DFT_1536;
break;
} else if (((rxdata_offset - sample_offset) & 7) != 0) {
case 2048:
dftsize = DFT_2048;
break;
// if input to dft is not 256-bit aligned
memcpy((void *)&tmp_dft_in[0],
(void *)&rxdata[rxdata_offset - sample_offset],
(frame_parms->ofdm_symbol_size) * sizeof(int32_t));
rxdata_ptr = (int16_t *)&tmp_dft_in[0];
case 4096:
dftsize = DFT_4096;
break;
} else {
case 8192:
dftsize = DFT_8192;
break;
// use dft input from RX buffer directly
rxdata_ptr = (int16_t *)&rxdata[rxdata_offset - sample_offset];
default:
dftsize = DFT_512;
break;
}
slot_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
if(symbol == 0)
rxdata_offset = slot_offset + nb_prefix_samples0 - SOFFSET;
else
rxdata_offset = slot_offset + nb_prefix_samples0 + (symbol * (frame_parms->ofdm_symbol_size + nb_prefix_samples)) - SOFFSET;
if(sample_offset>rxdata_offset) {
memcpy1((void *)tmp_dft_in,
(void *) &rxdata[frame_parms->samples_per_frame-sample_offset+rxdata_offset],
(sample_offset-rxdata_offset)*sizeof(int));
memcpy1((void *)&tmp_dft_in[sample_offset-rxdata_offset],
(void *) &rxdata[0],
(frame_parms->ofdm_symbol_size-sample_offset+rxdata_offset)*sizeof(int));
dft(dftsize,(int16_t *)&tmp_dft_in,
(int16_t *)&rxdataF[symbol * frame_parms->ofdm_symbol_size], 1);
}
else {
//dft(dftsize,(int16_t *)&rxdata[rxdata_offset-sample_offset],
// (int16_t *)&rxdataF[symbol * frame_parms->ofdm_symbol_size], 1);
memcpy((void *)tmp_dft_in,
(void *) &rxdata[rxdata_offset-sample_offset],
(frame_parms->ofdm_symbol_size)*sizeof(int));
dft(dftsize,(int16_t *)&tmp_dft_in,
(int16_t *)&rxdataF[symbol * frame_parms->ofdm_symbol_size], 1);
}
dft(dftsize,
rxdata_ptr,
(int16_t *)&rxdataF[symbol * frame_parms->ofdm_symbol_size],
1);
// clear DC carrier from OFDM symbols
rxdataF[symbol * frame_parms->ofdm_symbol_size] = 0;
return(0);
return 0;
}
void apply_nr_rotation_ul(NR_DL_FRAME_PARMS *frame_parms,
openair1/PHY/NR_ESTIMATION/nr_measurements_gNB.c
+5 -7
View File
@@ -37,22 +37,20 @@
int nr_est_timing_advance_pusch(PHY_VARS_gNB* gNB, int UE_id)
{
int temp, i, aa, max_pos = 0, max_val = 0;
short Re, Im;
uint8_t cyclic_shift = 0;
int i, aa, max_pos = 0, max_val = 0;
NR_DL_FRAME_PARMS *frame_parms = &gNB->frame_parms;
NR_gNB_PUSCH *gNB_pusch_vars = gNB->pusch_vars[UE_id];
int32_t **ul_ch_estimates_time = gNB_pusch_vars->ul_ch_estimates_time;
int sync_pos = (frame_parms->ofdm_symbol_size - cyclic_shift*frame_parms->ofdm_symbol_size/12) % (frame_parms->ofdm_symbol_size);
int sync_pos = frame_parms->nb_prefix_samples / 8;
for (i = 0; i < frame_parms->ofdm_symbol_size; i++) {
temp = 0;
int temp = 0;
for (aa = 0; aa < frame_parms->nb_antennas_rx; aa++) {
Re = ((int16_t*)ul_ch_estimates_time[aa])[(i<<1)];
Im = ((int16_t*)ul_ch_estimates_time[aa])[1+(i<<1)];
short Re = ((int16_t*)ul_ch_estimates_time[aa])[(i<<1)];
short Im = ((int16_t*)ul_ch_estimates_time[aa])[1+(i<<1)];
temp += (Re*Re/2) + (Im*Im/2);
}
openair1/PHY/NR_TRANSPORT/nr_prach.c
+286 -191
View File
@@ -301,205 +301,300 @@ void rx_nr_prach_ru(RU_t *ru,
// do DFT
if (mu==1) {
if (fp->N_RB_UL <= 100)
AssertFatal(1==0,"N_RB_UL %d not support for NR PRACH yet\n",fp->N_RB_UL);
else if (fp->N_RB_UL < 137) {
if (fp->threequarter_fs==0) {
//40 MHz @ 61.44 Ms/s
//50 MHz @ 61.44 Ms/s
prach2 = prach[aa] + (Ncp<<2); // Ncp is for 30.72 Ms/s, so multiply by 2 for I/Q, and 2 to bring to 61.44 Ms/s
if (prach_sequence_length == 0) {
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=49152;
dft(DFT_49152,prach2,rxsigF[aa],1);
switch(fp->samples_per_subframe) {
case 15360:
// 10, 15 MHz @ 15.36 Ms/s
prach2 = prach[aa] + (1*Ncp); // Ncp is for 30.72 Ms/s, so divide by 2 to bring to 15.36 Ms/s and multiply by 2 for I/Q
if (prach_sequence_length == 0) {
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=12288;
dft(DFT_12288,prach2,rxsigF[aa],1);
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_12288,prach2+24576,rxsigF[aa]+24576,1);
reps++;
}
if (prachFormat == 2) {
dft(DFT_12288,prach2+(24576*2),rxsigF[aa]+(24576*2),1);
dft(DFT_12288,prach2+(24576*3),rxsigF[aa]+(24576*3),1);
reps+=2;
}
if (prachFormat == 3) {
dftlen=3072;
for (int i=0;i<4;i++) dft(DFT_3072,prach2+(i*3072*2),rxsigF[aa]+(i*3072*2),1);
reps=4;
}
} else { // 839 sequence
if (prachStartSymbol == 0) prach2+=16; // 8 samples @ 15.36 Ms/s in first symbol of each half subframe (15/30 kHz only)
dftlen=512;
dft(DFT_512,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_512,prach2+1024,rxsigF[aa]+1024,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_512,prach2+1024*2,rxsigF[aa]+1024*2,1);
dft(DFT_512,prach2+1024*3,rxsigF[aa]+1024*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_512,prach2+1024*4,rxsigF[aa]+1024*4,1);
dft(DFT_512,prach2+1024*5,rxsigF[aa]+1024*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_512,prach2+(1024*i),rxsigF[aa]+(1024*i),1);
reps+=6;
}
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_49152,prach2+98304,rxsigF[aa]+98304,1);
reps++;
}
if (prachFormat == 2) {
dft(DFT_49152,prach2+(98304*2),rxsigF[aa]+(98304*2),1);
dft(DFT_49152,prach2+(98304*3),rxsigF[aa]+(98304*3),1);
reps+=2;
}
if (prachFormat == 3) {
dftlen=12288;
for (int i=0;i<4;i++) dft(DFT_12288,prach2+(i*12288*2),rxsigF[aa]+(i*12288*2),1);
reps=4;
}
}// 839 sequence
else {
if (prachStartSymbol == 0)
prach2+=64; // 32 samples @ 61.44 Ms/s in first symbol of each half subframe (15/30 kHz only)
break;
dftlen=2048;
dft(DFT_2048,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_2048,prach2+4096,rxsigF[aa]+4096,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_2048,prach2+4096*2,rxsigF[aa]+4096*2,1);
dft(DFT_2048,prach2+4096*3,rxsigF[aa]+4096*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_2048,prach2+4096*4,rxsigF[aa]+4096*4,1);
dft(DFT_2048,prach2+4096*5,rxsigF[aa]+4096*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_2048,prach2+(4096*i),rxsigF[aa]+(4096*i),1);
reps+=6;
}
}
} else { // threequarter sampling
// 40 MHz @ 46.08 Ms/s
prach2 = prach[aa] + (3*Ncp); // 46.08 is 1.5 * 30.72, times 2 for I/Q
if (prach_sequence_length == 0) {
AssertFatal(fp->N_RB_UL <= 107,"cannot do 108..136 PRBs with 3/4 sampling\n");
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=36864;
dft(DFT_36864,prach2,rxsigF[aa],1);
reps++;
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_36864,prach2+73728,rxsigF[aa]+73728,1);
reps++;
}
if (prachFormat == 2) {
dft(DFT_36864,prach2+(73728*2),rxsigF[aa]+(73728*2),1);
dft(DFT_36864,prach2+(73728*3),rxsigF[aa]+(73728*3),1);
reps+=2;
}
if (prachFormat == 3) {
dftlen=9216;
for (int i=0;i<4;i++) dft(DFT_9216,prach2+(i*9216*2),rxsigF[aa]+(i*9216*2),1);
reps=4;
}
} else {
if (prachStartSymbol == 0) prach2+=48; // 24 samples @ 46.08 Ms/s in first symbol of each half subframe (15/30 kHz only)
dftlen=1536;
dft(DFT_1536,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_1536,prach2+3072,rxsigF[aa]+3072,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_1536,prach2+3072*2,rxsigF[aa]+3072*2,1);
dft(DFT_1536,prach2+3072*3,rxsigF[aa]+3072*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_1536,prach2+3072*4,rxsigF[aa]+3072*4,1);
dft(DFT_1536,prach2+3072*5,rxsigF[aa]+3072*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_1536,prach2+(3072*i),rxsigF[aa]+(3072*i),1);
reps+=6;
}
} // short format
} // 3/4 sampling
} // <=50 MHz BW
else if (fp->N_RB_UL <= 273) {
if (fp->threequarter_fs==0) {
prach2 = prach[aa] + (Ncp<<3);
//80,90,100 MHz @ 122.88 Ms/s
case 30720:
// 20, 25, 30 MHz @ 30.72 Ms/s
prach2 = prach[aa] + (2*Ncp); // Ncp is for 30.72 Ms/s, so just multiply by 2 for I/Q
if (prach_sequence_length == 0) {
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=24576;
dft(DFT_24576,prach2,rxsigF[aa],1);
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_24576,prach2+49152,rxsigF[aa]+49152,1);
reps++;
}
if (prachFormat == 2) {
dft(DFT_24576,prach2+(49152*2),rxsigF[aa]+(49152*2),1);
dft(DFT_24576,prach2+(49152*3),rxsigF[aa]+(49152*3),1);
reps+=2;
}
if (prachFormat == 3) {
dftlen=6144;
for (int i=0;i<4;i++) dft(DFT_6144,prach2+(i*6144*2),rxsigF[aa]+(i*6144*2),1);
reps=4;
}
} else { // 839 sequence
if (prachStartSymbol == 0) prach2+=32; // 16 samples @ 30.72 Ms/s in first symbol of each half subframe (15/30 kHz only)
if (prach_sequence_length == 0) {
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=98304;
dft(DFT_98304,prach2,rxsigF[aa],1);
dftlen=1024;
dft(DFT_1024,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_1024,prach2+2048,rxsigF[aa]+2048,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_1024,prach2+2048*2,rxsigF[aa]+2048*2,1);
dft(DFT_1024,prach2+2048*3,rxsigF[aa]+2048*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_1024,prach2+2048*4,rxsigF[aa]+2048*4,1);
dft(DFT_1024,prach2+2048*5,rxsigF[aa]+2048*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_1024,prach2+(2048*i),rxsigF[aa]+(2048*i),1);
reps+=6;
}
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_98304,prach2+196608,rxsigF[aa]+196608,1);
reps++;
}
if (prachFormat == 2) {
dft(DFT_98304,prach2+(196608*2),rxsigF[aa]+(196608*2),1);
dft(DFT_98304,prach2+(196608*3),rxsigF[aa]+(196608*3),1);
reps+=2;
}
if (prachFormat == 3) {
dftlen=24576;
for (int i=0;i<4;i++) dft(DFT_24576,prach2+(i*2*24576),rxsigF[aa]+(i*2*24576),1);
reps=4;
}
}
else {
if (prachStartSymbol == 0) prach2+=128; // 64 samples @ 122.88 Ms/s in first symbol of each half subframe (15/30 kHz only)
break;
dftlen=4096;
dft(DFT_4096,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_4096,prach2+8192,rxsigF[aa]+8192,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_4096,prach2+8192*2,rxsigF[aa]+8192*2,1);
dft(DFT_4096,prach2+8192*3,rxsigF[aa]+8192*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_4096,prach2+8192*4,rxsigF[aa]+8192*4,1);
dft(DFT_4096,prach2+8192*5,rxsigF[aa]+8192*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_4096,prach2+(8192*i),rxsigF[aa]+(8192*i),1);
reps+=6;
}
}
} else {
AssertFatal(fp->N_RB_UL <= 217,"cannot do more than 217 PRBs with 3/4 sampling\n");
prach2 = prach[aa] + (6*Ncp);
// 80 MHz @ 92.16 Ms/s
if (prach_sequence_length == 0) {
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=73728;
dft(DFT_73728,prach2,rxsigF[aa],1);
reps++;
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_73728,prach2+(2*73728),rxsigF[aa]+(2*73728),1);
reps++;
}
if (prachFormat == 3) {
dftlen=18432;
for (int i=0;i<4;i++) dft(DFT_18432,prach2+(i*2*18432),rxsigF[aa]+(i*2*18432),1);
reps=4;
}
} else {
if (prachStartSymbol == 0) prach2+=96; // 64 samples @ 122.88 Ms/s in first symbol of each half subframe (15/30 kHz only)
case 61440:
// 40, 50, 60 MHz @ 61.44 Ms/s
prach2 = prach[aa] + (4*Ncp); // Ncp is for 30.72 Ms/s, so multiply by 2 for I/Q, and 2 to bring to 61.44 Ms/s
if (prach_sequence_length == 0) {
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=49152;
dft(DFT_49152,prach2,rxsigF[aa],1);
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_49152,prach2+98304,rxsigF[aa]+98304,1);
reps++;
}
if (prachFormat == 2) {
dft(DFT_49152,prach2+(98304*2),rxsigF[aa]+(98304*2),1);
dft(DFT_49152,prach2+(98304*3),rxsigF[aa]+(98304*3),1);
reps+=2;
}
if (prachFormat == 3) {
dftlen=12288;
for (int i=0;i<4;i++) dft(DFT_12288,prach2+(i*12288*2),rxsigF[aa]+(i*12288*2),1);
reps=4;
}
} else { // 839 sequence
if (prachStartSymbol == 0) prach2+=64; // 32 samples @ 61.44 Ms/s in first symbol of each half subframe (15/30 kHz only)
dftlen=3072;
dft(DFT_3072,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_3072,prach2+6144,rxsigF[aa]+6144,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_3072,prach2+6144*2,rxsigF[aa]+6144*2,1);
dft(DFT_3072,prach2+6144*3,rxsigF[aa]+6144*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_3072,prach2+6144*4,rxsigF[aa]+6144*4,1);
dft(DFT_3072,prach2+6144*5,rxsigF[aa]+6144*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_3072,prach2+(6144*i),rxsigF[aa]+(6144*i),1);
reps+=6;
}
}
dftlen=2048;
dft(DFT_2048,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_2048,prach2+4096,rxsigF[aa]+4096,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_2048,prach2+4096*2,rxsigF[aa]+4096*2,1);
dft(DFT_2048,prach2+4096*3,rxsigF[aa]+4096*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_2048,prach2+4096*4,rxsigF[aa]+4096*4,1);
dft(DFT_2048,prach2+4096*5,rxsigF[aa]+4096*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_2048,prach2+(4096*i),rxsigF[aa]+(4096*i),1);
reps+=6;
}
}
break;
case 46080:
// 40 MHz @ 46.08 Ms/s
prach2 = prach[aa] + (3*Ncp); // 46.08 is 1.5 * 30.72, times 2 for I/Q
if (prach_sequence_length == 0) {
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=36864;
dft(DFT_36864,prach2,rxsigF[aa],1);
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_36864,prach2+73728,rxsigF[aa]+73728,1);
reps++;
}
if (prachFormat == 2) {
dft(DFT_36864,prach2+(73728*2),rxsigF[aa]+(73728*2),1);
dft(DFT_36864,prach2+(73728*3),rxsigF[aa]+(73728*3),1);
reps+=2;
}
if (prachFormat == 3) {
dftlen=9216;
for (int i=0;i<4;i++) dft(DFT_9216,prach2+(i*9216*2),rxsigF[aa]+(i*9216*2),1);
reps=4;
}
} else { // 839 sequence
if (prachStartSymbol == 0) prach2+=48; // 24 samples @ 46.08 Ms/s in first symbol of each half subframe (15/30 kHz only)
dftlen=1536;
dft(DFT_1536,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_1536,prach2+3072,rxsigF[aa]+3072,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_1536,prach2+3072*2,rxsigF[aa]+3072*2,1);
dft(DFT_1536,prach2+3072*3,rxsigF[aa]+3072*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_1536,prach2+3072*4,rxsigF[aa]+3072*4,1);
dft(DFT_1536,prach2+3072*5,rxsigF[aa]+3072*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_1536,prach2+(3072*i),rxsigF[aa]+(3072*i),1);
reps+=6;
}
}
break;
case 122880:
// 70, 80, 90, 100 MHz @ 122.88 Ms/s
prach2 = prach[aa] + (8*Ncp);
if (prach_sequence_length == 0) {
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=98304;
dft(DFT_98304,prach2,rxsigF[aa],1);
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_98304,prach2+196608,rxsigF[aa]+196608,1);
reps++;
}
if (prachFormat == 2) {
dft(DFT_98304,prach2+(196608*2),rxsigF[aa]+(196608*2),1);
dft(DFT_98304,prach2+(196608*3),rxsigF[aa]+(196608*3),1);
reps+=2;
}
if (prachFormat == 3) {
dftlen=24576;
for (int i=0;i<4;i++) dft(DFT_24576,prach2+(i*2*24576),rxsigF[aa]+(i*2*24576),1);
reps=4;
}
} else { // 839 sequence
if (prachStartSymbol == 0) prach2+=128; // 64 samples @ 122.88 Ms/s in first symbol of each half subframe (15/30 kHz only)
dftlen=4096;
dft(DFT_4096,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_4096,prach2+8192,rxsigF[aa]+8192,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_4096,prach2+8192*2,rxsigF[aa]+8192*2,1);
dft(DFT_4096,prach2+8192*3,rxsigF[aa]+8192*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_4096,prach2+8192*4,rxsigF[aa]+8192*4,1);
dft(DFT_4096,prach2+8192*5,rxsigF[aa]+8192*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_4096,prach2+(8192*i),rxsigF[aa]+(8192*i),1);
reps+=6;
}
}
break;
case 92160:
// 80, 90 MHz @ 92.16 Ms/s
prach2 = prach[aa] + (6*Ncp);
if (prach_sequence_length == 0) {
if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
dftlen=73728;
dft(DFT_73728,prach2,rxsigF[aa],1);
}
if (prachFormat == 1 || prachFormat == 2) {
dft(DFT_73728,prach2+147456,rxsigF[aa]+147456,1);
reps++;
}
if (prachFormat == 2) {
dft(DFT_73728,prach2+(147456*2),rxsigF[aa]+(147456*2),1);
dft(DFT_73728,prach2+(147456*3),rxsigF[aa]+(147456*3),1);
reps+=2;
}
if (prachFormat == 3) {
dftlen=18432;
for (int i=0;i<4;i++) dft(DFT_18432,prach2+(i*2*18432),rxsigF[aa]+(i*2*18432),1);
reps=4;
}
} else {
if (prachStartSymbol == 0) prach2+=96; // 64 samples @ 122.88 Ms/s in first symbol of each half subframe (15/30 kHz only)
dftlen=3072;
dft(DFT_3072,prach2,rxsigF[aa],1);
if (prachFormat != 9/*C0*/) {
dft(DFT_3072,prach2+6144,rxsigF[aa]+6144,1);
reps++;
}
if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
dft(DFT_3072,prach2+6144*2,rxsigF[aa]+6144*2,1);
dft(DFT_3072,prach2+6144*3,rxsigF[aa]+6144*3,1);
reps+=2;
}
if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
dft(DFT_3072,prach2+6144*4,rxsigF[aa]+6144*4,1);
dft(DFT_3072,prach2+6144*5,rxsigF[aa]+6144*5,1);
reps+=2;
}
if (prachFormat == 8/*B4*/) {
for (int i=6;i<12;i++) dft(DFT_3072,prach2+(6144*i),rxsigF[aa]+(6144*i),1);
reps+=6;
}
}
break;
default:
AssertFatal(1==0,"sample_rate %f MHz not support for NR PRACH yet\n", fp->samples_per_subframe / 1000.0);
}
}
}
else if (mu==3) {
if (fp->threequarter_fs) {
AssertFatal(1==0,"3/4 sampling not supported for numerology %d\n",mu);
openair1/PHY/NR_UE_TRANSPORT/dci_nr.c
+4 -3
View File
@@ -402,11 +402,12 @@ void nr_pdcch_extract_rbs_single(int32_t **rxdataF,
c_rb = 0;
for (int rb=0;rb<coreset_nbr_rb;rb++,c_rb++) {
c_rb_by6 = c_rb/6;
// skip zeros in frequency domain bitmap
while ((coreset_freq_dom[c_rb_by6>>3] & (1<<(7-(c_rb_by6&7)))) == 0) {
c_rb+=6;
c_rb_by6 = c_rb/6;
}
c_rb+=6;
c_rb_by6 = c_rb/6;
}
LOG_DDD("c_rb=%d\n",c_rb);
rxF=NULL;
openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
+1 -2
View File
@@ -289,8 +289,7 @@ int nr_initial_sync(UE_nr_rxtx_proc_t *proc, PHY_VARS_NR_UE *ue, int n_frames)
proc,
i,
0,
is*fp->samples_per_frame+ue->ssb_offset,
0);
is*fp->samples_per_frame+ue->ssb_offset);
#ifdef DEBUG_INITIAL_SYNCH
LOG_I(PHY,"Calling sss detection (normal CP)\n");
openair1/PHY/NR_UE_TRANSPORT/nr_prach.c
+287 -88
View File
@@ -244,86 +244,82 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
*********************************************************/
if (mu==1) {
if (fp->N_RB_UL <= 100)
AssertFatal(1 == 0, "N_RB_UL %d not support for NR PRACH yet\n", fp->N_RB_UL);
else if (fp->N_RB_UL < 137) {
if (fp->threequarter_fs == 0) {
//40 MHz @ 61.44 Ms/s
//50 MHz @ 61.44 Ms/s
switch(fp->samples_per_subframe) {
case 15360:
// 10, 15 MHz @ 15.36 Ms/s
if (prach_sequence_length == 0) {
if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
dftlen = 49152;
dftlen = 12288;
if (prach_fmt_id == 3)
dftlen = 12288;
} // 839 sequence
else {
switch (mu){
case 1:
dftlen = 2048;
break;
default:
AssertFatal(1 == 0, "Shouldn't get here\n");
break;
}
dftlen = 3072;
} else { // 839 sequence
dftlen = 512;
}
} else { // threequarter sampling
// 40 MHz @ 46.08 Ms/s
break;
case 30720:
// 20, 25, 30 MHz @ 30.72 Ms/s
if (prach_sequence_length == 0) {
if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
dftlen = 24576;
if (prach_fmt_id == 3)
dftlen = 6144;
} else { // 839 sequence
dftlen = 1024;
}
break;
case 46080:
// 40 MHz @ 46.08 Ms/s
if (prach_sequence_length == 0) {
AssertFatal(fp->N_RB_UL <= 107, "cannot do 108..136 PRBs with 3/4 sampling\n");
if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
dftlen = 36864;
if (prach_fmt_id == 3)
dftlen = 9216;
} else {
switch (mu){
case 1:
dftlen = 1536;
break;
default:
AssertFatal(1 == 0, "Shouldn't get here\n");
break;
}
} // short format
} // 3/4 sampling
} // <=50 MHz BW
else if (fp->N_RB_UL <= 273) {
if (fp->threequarter_fs == 0) {
//80,90,100 MHz @ 122.88 Ms/s
} else { // 839 sequence
dftlen = 1536;
}
break;
case 61440:
// 40, 50, 60 MHz @ 61.44 Ms/s
if (prach_sequence_length == 0) {
if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
dftlen = 49152;
if (prach_fmt_id == 3)
dftlen = 12288;
} else { // 839 sequence
dftlen = 2048;
}
break;
case 92160:
// 50, 60, 70, 80, 90 MHz @ 92.16 Ms/s
if (prach_sequence_length == 0) {
if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
dftlen = 73728;
if (prach_fmt_id == 3)
dftlen = 18432;
} else { // 839 sequence
dftlen = 3072;
}
break;
case 122880:
// 70, 80, 90, 100 MHz @ 122.88 Ms/s
if (prach_sequence_length == 0) {
if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
dftlen = 98304;
if (prach_fmt_id == 3)
dftlen = 24576;
} else { // 839 sequence
dftlen = 4096;
}
} else { // threequarter sampling
switch (mu){
case 1:
dftlen = 4096;
break;
default:
AssertFatal(1 == 0, "Shouldn't get here\n");
break;
}
break;
default:
AssertFatal(1==0,"sample rate %f MHz not supported for numerology %d\n", fp->samples_per_subframe / 1000.0, mu);
}
} else {
AssertFatal(fp->N_RB_UL <= 217, "cannot do more than 217 PRBs with 3/4 sampling\n");
// 80 MHz @ 92.16 Ms/s
if (prach_sequence_length == 0) {
if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
dftlen = 73728;
if (prach_fmt_id == 3)
dftlen = 18432;
} else {
switch (mu){
case 1:
dftlen = 3072;
break;
default:
AssertFatal(1 == 0, "Shouldn't get here\n");
break;
}
}
}
}
else if (mu==3) {
if (fp->threequarter_fs)
@@ -425,15 +421,16 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
uint8_t use_extended_prach_prefix = 0;
if(fp->numerology_index == 0) {
if (prachStartSymbol == 0 || prachStartSymbol == 7)
use_extended_prach_prefix = 1;
use_extended_prach_prefix = 1;
}
else {
if (slot%(fp->slots_per_subframe/2)==0 && prachStartSymbol == 0)
use_extended_prach_prefix = 1;
use_extended_prach_prefix = 1;
}
if (fp->N_RB_UL <= 34) { //32 PRB case 61.44Msps
if (fp->threequarter_fs == 0) {
if (mu == 3) {
switch (fp->samples_per_subframe) {
case 61440: // 32 PRB case, 61.44 Msps
Ncp<<=1; //to account for 61.44Mbps
// This is after cyclic prefix
prach2 = prach+(Ncp<<1); //times 2 for complex samples
@@ -491,13 +488,9 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
prach_len = (512*12)+Ncp;
}
}
}
else
AssertFatal(1==0,"3/4 sampling not supported for this PRACH size %d\n",fp->N_RB_UL);
}
else if (fp->N_RB_UL <= 68) {//66 PRB case, 122.88 Msps
if (fp->threequarter_fs == 0) {
break;
case 122880: // 66 PRB case, 122.88 Msps
Ncp<<=2; //to account for 122.88Mbps
// This is after cyclic prefix
prach2 = prach+(Ncp<<1); //times 2 for complex samples
@@ -555,13 +548,211 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
prach_len = (1024*12)+Ncp;
}
}
break;
default:
AssertFatal(1==0,"sample rate %f MHz not supported for numerology %d\n", fp->samples_per_subframe / 1000.0, mu);
}
else
AssertFatal(1==0,"3/4 sampling not supported for this PRACH size %d\n",fp->N_RB_UL);
}
else if (fp->N_RB_UL < 137) { // 46.08 or 61.44 Ms/s
if (fp->threequarter_fs == 0) { // full sampling @ 61.44 Ms/s
Ncp<<=1; //to account for 61.44Mbps
} else if (mu == 1) {
switch (fp->samples_per_subframe) {
case 15360: // full sampling @ 15.36 Ms/s
Ncp = Ncp/2; // to account for 15.36 Ms/s
// This is after cyclic prefix
prach2 = prach+(2*Ncp); // times 2 for complex samples
if (prach_sequence_length == 0){
if (prach_fmt_id == 0) { // 24576 samples @ 30.72 Ms/s, 12288 samples @ 15.36 Ms/s
idft(IDFT_12288,prachF,prach2,1);
// here we have | empty | Prach12288 |
memmove(prach,prach+(12288<<1),(Ncp<<2));
// here we have | Prefix | Prach12288 |
prach_len = 12288+Ncp;
} else if (prach_fmt_id == 1) { // 24576 samples @ 30.72 Ms/s, 12288 samples @ 15.36 Ms/s
idft(IDFT_12288,prachF,prach2,1);
// here we have | empty | Prach12288 | empty12288 |
memmove(prach2+(12288<<1),prach2,(12288<<2));
// here we have | empty | Prach12288 | Prach12288 |
memmove(prach,prach+(12288<<2),(Ncp<<2));
// here we have | Prefix | Prach12288 | Prach12288 |
prach_len = (12288*2)+Ncp;
} else if (prach_fmt_id == 2) { // 24576 samples @ 30.72 Ms/s, 12288 samples @ 15.36 Ms/s
idft(IDFT_12288,prachF,prach2,1);
// here we have | empty | Prach12288 | empty12288 | empty12288 | empty12288 |
memmove(prach2+(12288<<1),prach2,(12288<<2));
// here we have | empty | Prach12288 | Prach12288 | empty12288 | empty12288 |
memmove(prach2+(12288<<2),prach2,(12288<<3));
// here we have | empty | Prach12288 | Prach12288 | Prach12288 | Prach12288 |
memmove(prach,prach+(12288<<3),(Ncp<<2));
// here we have | Prefix | Prach12288 | Prach12288 | Prach12288 | Prach12288 |
prach_len = (12288*4)+Ncp;
} else if (prach_fmt_id == 3) { // 6144 samples @ 30.72 Ms/s, 3072 samples @ 15.36 Ms/s
idft(IDFT_3072,prachF,prach2,1);
// here we have | empty | Prach3072 | empty3072 | empty3072 | empty3072 |
memmove(prach2+(3072<<1),prach2,(3072<<2));
// here we have | empty | Prach3072 | Prach3072 | empty3072 | empty3072 |
memmove(prach2+(3072<<2),prach2,(3072<<3));
// here we have | empty | Prach3072 | Prach3072 | Prach3072 | Prach3072 |
memmove(prach,prach+(3072<<3),(Ncp<<2));
// here we have | Prefix | Prach3072 | Prach3072 | Prach3072 | Prach3072 |
prach_len = (3072*4)+Ncp;
}
} else { // short PRACH sequence
if (use_extended_prach_prefix)
Ncp += 8; // 16*kappa, kappa=0.5 for 15.36 Ms/s
prach2 = prach+(2*Ncp); // times 2 for complex samples
if (prach_fmt_id == 9) {
idft(IDFT_512,prachF,prach2,1);
// here we have | empty | Prach512 |
memmove(prach,prach+(512<<1),(Ncp<<2));
// here we have | Prefix | Prach512 |
prach_len = (512*1)+Ncp;
} else if (prach_fmt_id == 4 || prach_fmt_id == 7) {
idft(IDFT_512,prachF,prach2,1);
// here we have | empty | Prach512 | empty512 |
memmove(prach2+(512<<1),prach2,(512<<2));
// here we have | empty | Prach512 | Prach512 |
memmove(prach,prach+(512<<1),(Ncp<<2));
// here we have | Prefix | Prach512 | Prach512 |
prach_len = (512*2)+Ncp;
} else if (prach_fmt_id == 5) { // 4x512
idft(IDFT_512,prachF,prach2,1);
// here we have | empty | Prach512 | empty512 | empty512 | empty512 |
memmove(prach2+(512<<1),prach2,(512<<2));
// here we have | empty | Prach512 | Prach512 | empty512 | empty512 |
memmove(prach2+(512<<2),prach2,(512<<3));
// here we have | empty | Prach512 | Prach512 | Prach512 | Prach512 |
memmove(prach,prach+(512<<1),(Ncp<<2));
// here we have | Prefix | Prach512 | Prach512 | Prach512 | Prach512 |
prach_len = (512*4)+Ncp;
} else if (prach_fmt_id == 6) { // 6x512
idft(IDFT_512,prachF,prach2,1);
// here we have | empty | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 |
memmove(prach2+(512<<1),prach2,(512<<2));
// here we have | empty | Prach512 | Prach512 | empty512 | empty512 | empty512 | empty512 |
memmove(prach2+(512<<2),prach2,(512<<3));
// here we have | empty | Prach512 | Prach512 | Prach512 | Prach512 | empty512 | empty512 |
memmove(prach2+(512<<3),prach2,(512<<3));
// here we have | empty | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 |
memmove(prach,prach+(512<<1),(Ncp<<2));
// here we have | Prefix | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 |
prach_len = (512*6)+Ncp;
} else if (prach_fmt_id == 8) { // 12x512
idft(IDFT_512,prachF,prach2,1);
// here we have | empty | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 |
memmove(prach2+(512<<1),prach2,(512<<2));
// here we have | empty | Prach512 | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 |
memmove(prach2+(512<<2),prach2,(512<<3));
// here we have | empty | Prach512 | Prach512 | Prach512 | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 |
memmove(prach2+(512<<3),prach2,(512<<3));
// here we have | empty | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 |
memmove(prach2+(512<<1)*6,prach2,(512<<2)*6);
// here we have | empty | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 |
memmove(prach,prach+(512<<1),(Ncp<<2));
// here we have | Prefix | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 |
prach_len = (512*12)+Ncp;
}
}
break;
case 30720: // full sampling @ 30.72 Ms/s
Ncp = Ncp*1; // to account for 30.72 Ms/s
// This is after cyclic prefix
prach2 = prach+(2*Ncp); // times 2 for complex samples
if (prach_sequence_length == 0){
if (prach_fmt_id == 0) { // 24576 samples @ 30.72 Ms/s
idft(IDFT_24576,prachF,prach2,1);
// here we have | empty | Prach24576 |
memmove(prach,prach+(24576<<1),(Ncp<<2));
// here we have | Prefix | Prach24576 |
prach_len = 24576+Ncp;
} else if (prach_fmt_id == 1) { // 24576 samples @ 30.72 Ms/s
idft(IDFT_24576,prachF,prach2,1);
// here we have | empty | Prach24576 | empty24576 |
memmove(prach2+(24576<<1),prach2,(24576<<2));
// here we have | empty | Prach24576 | Prach24576 |
memmove(prach,prach+(24576<<2),(Ncp<<2));
// here we have | Prefix | Prach24576 | Prach24576 |
prach_len = (24576*2)+Ncp;
} else if (prach_fmt_id == 2) { // 24576 samples @ 30.72 Ms/s
idft(IDFT_24576,prachF,prach2,1);
// here we have | empty | Prach24576 | empty24576 | empty24576 | empty24576 |
memmove(prach2+(24576<<1),prach2,(24576<<2));
// here we have | empty | Prach24576 | Prach24576 | empty24576 | empty24576 |
memmove(prach2+(24576<<2),prach2,(24576<<3));
// here we have | empty | Prach24576 | Prach24576 | Prach24576 | Prach24576 |
memmove(prach,prach+(24576<<3),(Ncp<<2));
// here we have | Prefix | Prach24576 | Prach24576 | Prach24576 | Prach24576 |
prach_len = (24576*4)+Ncp;
} else if (prach_fmt_id == 3) { // 6144 samples @ 30.72 Ms/s
idft(IDFT_6144,prachF,prach2,1);
// here we have | empty | Prach6144 | empty6144 | empty6144 | empty6144 |
memmove(prach2+(6144<<1),prach2,(6144<<2));
// here we have | empty | Prach6144 | Prach6144 | empty6144 | empty6144 |
memmove(prach2+(6144<<2),prach2,(6144<<3));
// here we have | empty | Prach6144 | Prach6144 | Prach6144 | Prach6144 |
memmove(prach,prach+(6144<<3),(Ncp<<2));
// here we have | Prefix | Prach6144 | Prach6144 | Prach6144 | Prach6144 |
prach_len = (6144*4)+Ncp;
}
} else { // short PRACH sequence
if (use_extended_prach_prefix)
Ncp += 16; // 16*kappa, kappa=1 for 30.72Msps
prach2 = prach+(2*Ncp); // times 2 for complex samples
if (prach_fmt_id == 9) {
idft(IDFT_1024,prachF,prach2,1);
// here we have | empty | Prach1024 |
memmove(prach,prach+(1024<<1),(Ncp<<2));
// here we have | Prefix | Prach1024 |
prach_len = (1024*1)+Ncp;
} else if (prach_fmt_id == 4 || prach_fmt_id == 7) {
idft(IDFT_1024,prachF,prach2,1);
// here we have | empty | Prach1024 | empty1024 |
memmove(prach2+(1024<<1),prach2,(1024<<2));
// here we have | empty | Prach1024 | Prach1024 |
memmove(prach,prach+(1024<<1),(Ncp<<2));
// here we have | Prefix | Prach1024 | Prach1024 |
prach_len = (1024*2)+Ncp;
} else if (prach_fmt_id == 5) { // 4x1024
idft(IDFT_1024,prachF,prach2,1);
// here we have | empty | Prach1024 | empty1024 | empty1024 | empty1024 |
memmove(prach2+(1024<<1),prach2,(1024<<2));
// here we have | empty | Prach1024 | Prach1024 | empty1024 | empty1024 |
memmove(prach2+(1024<<2),prach2,(1024<<3));
// here we have | empty | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
memmove(prach,prach+(1024<<1),(Ncp<<2));
// here we have | Prefix | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
prach_len = (1024*4)+Ncp;
} else if (prach_fmt_id == 6) { // 6x1024
idft(IDFT_1024,prachF,prach2,1);
// here we have | empty | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
memmove(prach2+(1024<<1),prach2,(1024<<2));
// here we have | empty | Prach1024 | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 |
memmove(prach2+(1024<<2),prach2,(1024<<3));
// here we have | empty | Prach1024 | Prach1024 | Prach1024 | Prach1024 | empty1024 | empty1024 |
memmove(prach2+(1024<<3),prach2,(1024<<3));
// here we have | empty | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
memmove(prach,prach+(1024<<1),(Ncp<<2));
// here we have | Prefix | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
prach_len = (1024*6)+Ncp;
} else if (prach_fmt_id == 8) { // 12x1024
idft(IDFT_1024,prachF,prach2,1);
// here we have | empty | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
memmove(prach2+(1024<<1),prach2,(1024<<2));
// here we have | empty | Prach1024 | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
memmove(prach2+(1024<<2),prach2,(1024<<3));
// here we have | empty | Prach1024 | Prach1024 | Prach1024 | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
memmove(prach2+(1024<<3),prach2,(1024<<3));
// here we have | empty | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
memmove(prach2+(1024<<1)*6,prach2,(1024<<2)*6);
// here we have | empty | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
memmove(prach,prach+(1024<<1),(Ncp<<2));
// here we have | Prefix | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
prach_len = (1024*12)+Ncp;
}
}
break;
case 61440: // full sampling @ 61.44 Ms/s
Ncp = Ncp*2; // to account for 61.44 Ms/s
// This is after cyclic prefix
prach2 = prach+(Ncp<<1); //times 2 for complex samples
if (prach_sequence_length == 0){
@@ -587,7 +778,7 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
memmove(prach,prach+(49152<<3),(Ncp<<2));
// here we have |Prefix | Prach49152 | Prach49152| Prach49152 | Prach49152
prach_len = (49152*4)+Ncp;
} else if (prach_fmt_id == 3) { // //6144 samples @ 30.72 Ms/s, 12288 samples @ 61.44 Ms/s
} else if (prach_fmt_id == 3) { // 6144 samples @ 30.72 Ms/s, 12288 samples @ 61.44 Ms/s
idft(IDFT_12288,prachF,prach2,1);
memmove(prach2+(12288<<1),prach2,(12288<<2));
// here we have |empty | Prach12288 | Prach12288| empty12288 | empty12288
@@ -649,7 +840,9 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
prach_len = (2048*12)+Ncp;
}
}
} else { // threequarter sampling @ 46.08 Ms/s
break;
case 46080: // threequarter sampling @ 46.08 Ms/s
Ncp = (Ncp*3)/2;
prach2 = prach+(Ncp<<1);
if (prach_sequence_length == 0){
@@ -738,9 +931,9 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
prach_len = (1536*12)+Ncp;
}
}
}
} else if (fp->N_RB_UL <= 273) {// 92.16 or 122.88 Ms/s
if (fp->threequarter_fs == 0) { // full sampling @ 122.88 Ms/s
break;
case 122880: // full sampling @ 122.88 Ms/s
Ncp<<=2; //to account for 122.88Mbps
// This is after cyclic prefix
prach2 = prach+(Ncp<<1); //times 2 for complex samples
@@ -828,7 +1021,9 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
prach_len = (4096*12)+Ncp;
}
}
} else { // three quarter sampling @ 92.16 Ms/s
break;
case 92160: // three quarter sampling @ 92.16 Ms/s
Ncp = (Ncp*3); //to account for 92.16 Msps
prach2 = prach+(Ncp<<1); //times 2 for complex samples
if (prach_sequence_length == 0){
@@ -915,6 +1110,10 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
prach_len = (3072*12)+Ncp;
}
}
break;
default:
AssertFatal(1==0,"sample rate %f MHz not supported for numerology %d\n", fp->samples_per_subframe / 1000.0, mu);
}
}
openair1/SCHED_NR/nr_ru_procedures.c
+2 -4
View File
@@ -520,8 +520,7 @@ void nr_fep0(RU_t *ru, int first_half) {
ru->common.rxdataF[aa],
l,
proc->tti_rx,
ru->N_TA_offset,
0);
ru->N_TA_offset);
}
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX+proc->tti_rx, 0);
@@ -657,8 +656,7 @@ void nr_fep_full(RU_t *ru, int slot) {
ru->common.rxdataF[aa],
l,
proc->tti_rx,
ru->N_TA_offset,
0);
ru->N_TA_offset);
}
}
openair1/SCHED_NR/phy_procedures_nr_gNB.c
+2 -14
View File
@@ -367,7 +367,6 @@ void nr_fill_indication(PHY_VARS_gNB *gNB, int frame, int slot_rx, int ULSCH_id,
int timing_advance_update, cqi;
int sync_pos;
uint16_t mu = gNB->frame_parms.numerology_index;
NR_gNB_ULSCH_t *ulsch = gNB->ulsch[ULSCH_id][0];
NR_UL_gNB_HARQ_t *harq_process = ulsch->harq_processes[harq_pid];
@@ -375,18 +374,10 @@ void nr_fill_indication(PHY_VARS_gNB *gNB, int frame, int slot_rx, int ULSCH_id,
// pdu->data = gNB->ulsch[ULSCH_id+1][0]->harq_processes[harq_pid]->b;
sync_pos = nr_est_timing_advance_pusch(gNB, ULSCH_id); // estimate timing advance for MAC
timing_advance_update = sync_pos * (1 << mu); // scale by the used scs numerology
// scale the 16 factor in N_TA calculation in 38.213 section 4.2 according to the used FFT size
switch (gNB->frame_parms.N_RB_DL) {
case 106: timing_advance_update /= 16; break;
case 217: timing_advance_update /= 32; break;
case 245: timing_advance_update /= 32; break;
case 273: timing_advance_update /= 32; break;
case 66: timing_advance_update /= 12; break;
case 32: timing_advance_update /= 12; break;
default: AssertFatal(0==1,"No case defined for PRB %d to calculate timing_advance_update\n",gNB->frame_parms.N_RB_DL);
}
uint16_t bw_scaling = 16 * gNB->frame_parms.ofdm_symbol_size / 2048;
timing_advance_update = sync_pos / bw_scaling;
// put timing advance command in 0..63 range
timing_advance_update += 31;
@@ -517,15 +508,12 @@ void phy_procedures_gNB_common_RX(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx)
unsigned char aa;
for(symbol = 0; symbol < (gNB->frame_parms.Ncp==EXTENDED?12:14); symbol++) {
// nr_slot_fep_ul(gNB, symbol, proc->slot_rx, 0, 0);
for (aa = 0; aa < gNB->frame_parms.nb_antennas_rx; aa++) {
nr_slot_fep_ul(&gNB->frame_parms,
gNB->common_vars.rxdata[aa],
gNB->common_vars.rxdataF[aa],
symbol,
slot_rx,
0,
0);
}
}
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
+48 -101
View File
@@ -203,20 +203,15 @@ uint8_t get_ra_PreambleIndex(uint8_t Mod_id, uint8_t CC_id, uint8_t gNB_id){
}
// scale the 16 factor in N_TA calculation in 38.213 section 4.2 according to the used FFT size
uint16_t get_bw_scaling(uint16_t nb_rb){
uint16_t bw_scaling;
switch (nb_rb) {
case 32: bw_scaling = 4; break;
case 66: bw_scaling = 8; break;
case 106: bw_scaling = 16; break;
case 217: bw_scaling = 32; break;
case 245: bw_scaling = 32; break;
case 273: bw_scaling = 32; break;
default: abort();
}
return bw_scaling;
// convert time factor "16 * 64 * T_c / (2^mu)" in N_TA calculation in TS38.213 section 4.2 to samples by multiplying with samples per second
// 16 * 64 * T_c / (2^mu) * samples_per_second
// = 16 * T_s / (2^mu) * samples_per_second
// = 16 * 1 / (15 kHz * 2048) / (2^mu) * (15 kHz * 2^mu * ofdm_symbol_size)
// = 16 * 1 / 2048 * ofdm_symbol_size
// = 16 * ofdm_symbol_size / 2048
static inline
uint16_t get_bw_scaling(uint16_t ofdm_symbol_size){
return 16 * ofdm_symbol_size / 2048;
}
// UL time alignment procedures:
@@ -234,12 +229,10 @@ void ue_ta_procedures(PHY_VARS_NR_UE *ue, int slot_tx, int frame_tx){
if (frame_tx == ul_time_alignment->ta_frame && slot_tx == ul_time_alignment->ta_slot) {
uint8_t numerology = ue->frame_parms.numerology_index;
uint16_t bwp_ul_NB_RB = ue->frame_parms.N_RB_UL;
int factor_mu = 1 << numerology;
uint16_t bw_scaling = get_bw_scaling(bwp_ul_NB_RB);
uint16_t ofdm_symbol_size = ue->frame_parms.ofdm_symbol_size;
uint16_t bw_scaling = get_bw_scaling(ofdm_symbol_size);
ue->timing_advance += (ul_time_alignment->ta_command - 31) * bw_scaling / factor_mu;
ue->timing_advance += (ul_time_alignment->ta_command - 31) * bw_scaling;
LOG_I(PHY, "In %s: [UE %d] [%d.%d] Got timing advance command %u from MAC, new value is %d\n",
__FUNCTION__,
@@ -910,33 +903,19 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
int nr_slot_rx = proc->nr_slot_rx;
int ret=0, ret1=0;
NR_UE_PDSCH *pdsch_vars;
uint8_t is_cw0_active = 0;
uint8_t is_cw1_active = 0;
uint8_t dmrs_type, nb_re_dmrs;
uint16_t dmrs_len = get_num_dmrs(dlsch0->harq_processes[dlsch0->current_harq_pid]->dlDmrsSymbPos);
uint16_t nb_symb_sch = 9;
nr_downlink_indication_t dl_indication;
fapi_nr_rx_indication_t rx_ind;
uint16_t number_pdus = 1;
// params for UL time alignment procedure
NR_UL_TIME_ALIGNMENT_t *ul_time_alignment = &ue->ul_time_alignment[eNB_id];
uint16_t slots_per_frame = ue->frame_parms.slots_per_frame;
uint16_t slots_per_subframe = ue->frame_parms.slots_per_subframe;
uint8_t numerology = ue->frame_parms.numerology_index, mapping_type_ul, mapping_type_dl;
int ul_tx_timing_adjustment, N_TA_max, factor_mu, N_t_1, N_t_2, N_1, N_2, d_1_1 = 0, d_2_1, d;
uint8_t d_2_2 = 0;// set to 0 because there is only 1 BWP
// TODO this should corresponds to the switching time as defined in
// TS 38.133
uint16_t ofdm_symbol_size = ue->frame_parms.ofdm_symbol_size;
uint16_t nb_prefix_samples = ue->frame_parms.nb_prefix_samples;
uint32_t t_subframe = 1; // subframe duration of 1 msec
uint16_t start_symbol;
float tc_factor;
is_cw0_active = dlsch0->harq_processes[harq_pid]->status;
nb_symb_sch = dlsch0->harq_processes[harq_pid]->nb_symbols;
start_symbol = dlsch0->harq_processes[harq_pid]->start_symbol;
dmrs_type = dlsch0->harq_processes[harq_pid]->dmrsConfigType;
uint8_t is_cw0_active = dlsch0->harq_processes[harq_pid]->status;
uint16_t nb_symb_sch = dlsch0->harq_processes[harq_pid]->nb_symbols;
uint16_t start_symbol = dlsch0->harq_processes[harq_pid]->start_symbol;
uint8_t dmrs_type = dlsch0->harq_processes[harq_pid]->dmrsConfigType;
uint8_t nb_re_dmrs;
if (dmrs_type==NFAPI_NR_DMRS_TYPE1) {
nb_re_dmrs = 6*dlsch0->harq_processes[harq_pid]->n_dmrs_cdm_groups;
}
@@ -944,6 +923,7 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
nb_re_dmrs = 4*dlsch0->harq_processes[harq_pid]->n_dmrs_cdm_groups;
}
uint8_t is_cw1_active = 0;
if(dlsch1)
is_cw1_active = dlsch1->harq_processes[harq_pid]->status;
@@ -1206,53 +1186,29 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
}
}
// TODO CRC check for CW0
// Check CRC for CW 0
/*if (ret == (1+dlsch0->max_turbo_iterations)) {
*dlsch_errors=*dlsch_errors+1;
if(dlsch0->rnti != 0xffff){
LOG_D(PHY,"[UE %d][PDSCH %x/%d] AbsSubframe %d.%d : DLSCH CW0 in error (rv %d,round %d, mcs %d,TBS %d)\n",
ue->Mod_id,dlsch0->rnti,
harq_pid,frame_rx,nr_slot_rx,
dlsch0->harq_processes[harq_pid]->rvidx,
dlsch0->harq_processes[harq_pid]->round,
dlsch0->harq_processes[harq_pid]->mcs,
dlsch0->harq_processes[harq_pid]->TBS);
}
} else {
if(dlsch0->rnti != 0xffff){
LOG_D(PHY,"[UE %d][PDSCH %x/%d] AbsSubframe %d.%d : Received DLSCH CW0 (rv %d,round %d, mcs %d,TBS %d)\n",
ue->Mod_id,dlsch0->rnti,
harq_pid,frame_rx,nr_slot_rx,
dlsch0->harq_processes[harq_pid]->rvidx,
dlsch0->harq_processes[harq_pid]->round,
dlsch0->harq_processes[harq_pid]->mcs,
dlsch0->harq_processes[harq_pid]->TBS);
}
if ( LOG_DEBUGFLAG(DEBUG_UE_PHYPROC)){
int j;
LOG_D(PHY,"dlsch harq_pid %d (rx): \n",dlsch0->current_harq_pid);
for (j=0; j<dlsch0->harq_processes[dlsch0->current_harq_pid]->TBS>>3; j++)
LOG_T(PHY,"%x.",dlsch0->harq_processes[dlsch0->current_harq_pid]->b[j]);
LOG_T(PHY,"\n");
}*/
if (ue->mac_enabled == 1) {
uint16_t bw_scaling = get_bw_scaling(ue->frame_parms.N_RB_DL);
/* Time Alignment procedure
// - UE processing capability 1
// - Setting the TA update to be applied after the reception of the TA command
// - Timing adjustment computed according to TS 38.213 section 4.2
// - Durations of N1 and N2 symbols corresponding to PDSCH and PUSCH are
// computed according to sections 5.3 and 6.4 of TS 38.214 */
factor_mu = 1 << numerology;
N_TA_max = 3846 * bw_scaling / factor_mu;
const int numerology = ue->frame_parms.numerology_index;
const int ofdm_symbol_size = ue->frame_parms.ofdm_symbol_size;
const int nb_prefix_samples = ue->frame_parms.nb_prefix_samples;
const int samples_per_subframe = ue->frame_parms.samples_per_subframe;
const int slots_per_frame = ue->frame_parms.slots_per_frame;
const int slots_per_subframe = ue->frame_parms.slots_per_subframe;
const double tc_factor = 1.0 / samples_per_subframe;
const uint16_t bw_scaling = get_bw_scaling(ofdm_symbol_size);
const int Ta_max = 3846; // Max value of 12 bits TA Command
const double N_TA_max = Ta_max * bw_scaling * tc_factor;
/* PDSCH decoding time N_1 for processing capability 1 */
int N_1;
if (ue->dmrs_DownlinkConfig.pdsch_dmrs_AdditionalPosition == pdsch_dmrs_pos0)
N_1 = pdsch_N_1_capability_1[numerology][1];
else if (ue->dmrs_DownlinkConfig.pdsch_dmrs_AdditionalPosition == pdsch_dmrs_pos1 || ue->dmrs_DownlinkConfig.pdsch_dmrs_AdditionalPosition == 2) // TODO set to pdsch_dmrs_pos2 when available
@@ -1261,12 +1217,12 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
N_1 = pdsch_N_1_capability_1[numerology][3];
/* PUSCH preapration time N_2 for processing capability 1 */
N_2 = pusch_N_2_timing_capability_1[numerology][1];
mapping_type_dl = ue->PDSCH_Config.pdsch_TimeDomainResourceAllocation[0]->mappingType;
mapping_type_ul = ue->pusch_config.pusch_TimeDomainResourceAllocation[0]->mappingType;
const int N_2 = pusch_N_2_timing_capability_1[numerology][1];
/* d_1_1 depending on the number of PDSCH symbols allocated */
d = 0; // TODO number of overlapping symbols of the scheduling PDCCH and the scheduled PDSCH
const int d = 0; // TODO number of overlapping symbols of the scheduling PDCCH and the scheduled PDSCH
int d_1_1 = 0;
mappingType_t mapping_type_dl = ue->PDSCH_Config.pdsch_TimeDomainResourceAllocation[0]->mappingType;
if (mapping_type_dl == typeA)
if (nb_symb_sch + start_symbol < 7)
d_1_1 = 7 - (nb_symb_sch + start_symbol);
@@ -1281,22 +1237,26 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
}
/* d_2_1 */
int d_2_1;
mappingType_t mapping_type_ul = ue->pusch_config.pusch_TimeDomainResourceAllocation[0]->mappingType;
if (mapping_type_ul == typeB && start_symbol != 0)
d_2_1 = 0;
else
d_2_1 = 1;
/* d_2_2 */
const double d_2_2 = 0.0; // set to 0 because there is only 1 BWP: TODO this should corresponds to the switching time as defined in TS 38.133
/* N_t_1 time duration in msec of N_1 symbols corresponding to a PDSCH reception time
// N_t_2 time duration in msec of N_2 symbols corresponding to a PUSCH preparation time */
N_t_1 = (N_1 + d_1_1) * (ofdm_symbol_size + nb_prefix_samples) / factor_mu;
N_t_2 = (N_2 + d_2_1) * (ofdm_symbol_size + nb_prefix_samples) / factor_mu;
double N_t_1 = (N_1 + d_1_1) * (ofdm_symbol_size + nb_prefix_samples) * tc_factor;
double N_t_2 = (N_2 + d_2_1) * (ofdm_symbol_size + nb_prefix_samples) * tc_factor;
if (N_t_2 < d_2_2) N_t_2 = d_2_2;
/* Time alignment procedure */
// N_t_1 + N_t_2 + N_TA_max is in unit of Ts, therefore must be converted to Tc
// N_t_1 + N_t_2 + N_TA_max must be in msec
tc_factor = 64 * 0.509 * 10e-7;
ul_tx_timing_adjustment = 1 + ceil(slots_per_subframe*((N_t_1 + N_t_2 + N_TA_max)*tc_factor + 0.5)/t_subframe);
const double t_subframe = 1.0; // subframe duration of 1 msec
const int ul_tx_timing_adjustment = 1 + (int)ceil(slots_per_subframe*(N_t_1 + N_t_2 + N_TA_max + 0.5)/t_subframe);
if (ul_time_alignment->apply_ta == 1){
ul_time_alignment->ta_slot = (nr_slot_rx + ul_tx_timing_adjustment) % slots_per_frame;
@@ -1310,13 +1270,6 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
LOG_D(PHY,"Frame %d slot %d -- Starting UL time alignment procedures. TA update will be applied at frame %d slot %d\n", frame_rx, nr_slot_rx, ul_time_alignment->ta_frame, ul_time_alignment->ta_slot);
}
}
/*ue->total_TBS[eNB_id] = ue->total_TBS[eNB_id] + dlsch0->harq_processes[dlsch0->current_harq_pid]->TBS;
ue->total_received_bits[eNB_id] = ue->total_TBS[eNB_id] + dlsch0->harq_processes[dlsch0->current_harq_pid]->TBS;
}*/
// TODO CRC check for CW1
}
}
@@ -1720,9 +1673,7 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
nr_slot_fep(ue,
proc,
(ue->symbol_offset+i)%(fp->symbols_per_slot),
nr_slot_rx,
0,
0);
nr_slot_rx);
#if UE_TIMING_TRACE
start_meas(&ue->dlsch_channel_estimation_stats);
@@ -1775,9 +1726,7 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
nr_slot_fep(ue,
proc,
l,
nr_slot_rx,
0,
0);
nr_slot_rx);
dci_cnt = 0;
for(int n_ss = 0; n_ss<pdcch_vars->nb_search_space; n_ss++) {
@@ -1836,9 +1785,7 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
nr_slot_fep(ue,
proc,
m, //to be updated from higher layer
nr_slot_rx,
0,
0);
nr_slot_rx);
}
}
} else {
openair1/SIMULATION/NR_PHY/pbchsim.c
+3 -5
View File
@@ -101,8 +101,8 @@ void nr_phy_config_request_sim_pbchsim(PHY_VARS_gNB *gNB,
//gNB_config->subframe_config.dl_cyclic_prefix_type.value = (fp->Ncp == NORMAL) ? NFAPI_CP_NORMAL : NFAPI_CP_EXTENDED;
gNB->mac_enabled = 1;
fp->dl_CarrierFreq = 3500000000;//from_nrarfcn(gNB_config->nfapi_config.rf_bands.rf_band[0],gNB_config->nfapi_config.nrarfcn.value);
fp->ul_CarrierFreq = 3500000000;//fp->dl_CarrierFreq - (get_uldl_offset(gNB_config->nfapi_config.rf_bands.rf_band[0])*100000);
fp->dl_CarrierFreq = 3600000000;//from_nrarfcn(gNB_config->nfapi_config.rf_bands.rf_band[0],gNB_config->nfapi_config.nrarfcn.value);
fp->ul_CarrierFreq = 3600000000;//fp->dl_CarrierFreq - (get_uldl_offset(gNB_config->nfapi_config.rf_bands.rf_band[0])*100000);
if (mu>2) fp->nr_band = 257;
else fp->nr_band = 78;
fp->threequarter_fs= 0;
@@ -692,9 +692,7 @@ int main(int argc, char **argv)
nr_slot_fep(UE,
&proc,
i%frame_parms->symbols_per_slot,
ssb_slot,
0,
0);
ssb_slot);
nr_pbch_channel_estimation(UE,&proc,0,ssb_slot,i%frame_parms->symbols_per_slot,i-(UE->symbol_offset+1),ssb_index%8,n_hf);
openair1/SIMULATION/NR_PHY/prachsim.c
+4 -1
View File
@@ -465,7 +465,10 @@ int main(int argc, char **argv){
nr_phy_config_request_sim(gNB, N_RB_UL, N_RB_UL, mu, Nid_cell, SSB_positions);
uint64_t absoluteFrequencyPointA = (mu==1 ? 640000 : 2070833);
uint64_t absoluteFrequencyPointA = to_nrarfcn(frame_parms->nr_band,
frame_parms->dl_CarrierFreq,
frame_parms->numerology_index,
frame_parms->N_RB_UL*(180e3)*(1 << frame_parms->numerology_index));
uint8_t subframe = slot/frame_parms->slots_per_subframe;
openair2/X2AP/x2ap_eNB_generate_messages.c
+3
View File
@@ -1318,6 +1318,9 @@ MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length
ASN_SEQUENCE_ADD(&servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nRFreqInfo.freqBandListNr, freq_band);
switch (instance_p->N_RB_DL[i]) {
case 24:
servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb24;
break;
case 32:
servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb32;
break;
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+2 -2
View File
@@ -1110,7 +1110,7 @@ extern "C" {
case 46080000:
//openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 15;
openair0_cfg[0].tx_sample_advance = 65;
openair0_cfg[0].tx_bw = 40e6;
openair0_cfg[0].rx_bw = 40e6;
break;
@@ -1125,7 +1125,7 @@ extern "C" {
case 15360000:
//openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 45;
openair0_cfg[0].tx_sample_advance = 40;
openair0_cfg[0].tx_bw = 10e6;
openair0_cfg[0].rx_bw = 10e6;
break;
targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpb210.conf
+292
View File
@@ -0,0 +1,292 @@
Active_gNBs = ( "gNB-Eurecom-5GNRBox");
# Asn1_verbosity, choice in: none, info, annoying
Asn1_verbosity = "none";
gNBs =
(
{
////////// Identification parameters:
gNB_ID = 0xe00;
cell_type = "CELL_MACRO_GNB";
gNB_name = "gNB-Eurecom-5GNRBox";
// Tracking area code, 0x0000 and 0xfffe are reserved values
tracking_area_code = 1;
plmn_list = ({mcc = 208; mnc = 93; mnc_length = 2;});
tr_s_preference = "local_mac"
////////// Physical parameters:
ssb_SubcarrierOffset = 0;
pdsch_AntennaPorts = 1;
servingCellConfigCommon = (
{
#spCellConfigCommon
physCellId = 0;
# downlinkConfigCommon
#frequencyInfoDL
# this is 3600 MHz + 43 PRBs@30kHz SCS (same as initial BWP)
absoluteFrequencySSB = 640288;
dl_frequencyBand = 78;
# this is 3600 MHz
dl_absoluteFrequencyPointA = 640000;
#scs-SpecificCarrierList
dl_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
dl_subcarrierSpacing = 1;
dl_carrierBandwidth = 24;
#initialDownlinkBWP
#genericParameters
# this is RBstart=41,L=24 (275*(L-1))+RBstart
initialDLBWPlocationAndBandwidth = 6325;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialDLBWPsubcarrierSpacing = 1;
#pdcch-ConfigCommon
initialDLBWPcontrolResourceSetZero = 0;
initialDLBWPsearchSpaceZero = 0;
#pdsch-ConfigCommon
#pdschTimeDomainAllocationList (up to 16 entries)
initialDLBWPk0_0 = 0;
#initialULBWPmappingType
#0=typeA,1=typeB
initialDLBWPmappingType_0 = 0;
#this is SS=1,L=13
initialDLBWPstartSymbolAndLength_0 = 40;
initialDLBWPk0_1 = 0;
initialDLBWPmappingType_1 = 0;
#this is SS=2,L=12
initialDLBWPstartSymbolAndLength_1 = 53;
initialDLBWPk0_2 = 0;
initialDLBWPmappingType_2 = 0;
#this is SS=1,L=12
initialDLBWPstartSymbolAndLength_2 = 54;
initialDLBWPk0_3 = 0;
initialDLBWPmappingType_3 = 0;
#this is SS=1,L=5
initialDLBWPstartSymbolAndLength_3 = 57;
#uplinkConfigCommon
#frequencyInfoUL
ul_frequencyBand = 78;
#scs-SpecificCarrierList
ul_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
ul_subcarrierSpacing = 1;
ul_carrierBandwidth = 24;
pMax = 20;
#initialUplinkBWP
#genericParameters
initialULBWPlocationAndBandwidth = 6325;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialULBWPsubcarrierSpacing = 1;
#rach-ConfigCommon
#rach-ConfigGeneric
prach_ConfigurationIndex = 98;
#prach_msg1_FDM
#0 = one, 1=two, 2=four, 3=eight
prach_msg1_FDM = 0;
prach_msg1_FrequencyStart = 0;
zeroCorrelationZoneConfig = 13;
preambleReceivedTargetPower = -118;
#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
preambleTransMax = 6;
#powerRampingStep
# 0=dB0,1=dB2,2=dB4,3=dB6
powerRampingStep = 1;
#ra_ReponseWindow
#1,2,4,8,10,20,40,80
ra_ResponseWindow = 4;
#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR = 4;
#oneHalf (0..15) 4,8,12,16,...60,64
ssb_perRACH_OccasionAndCB_PreamblesPerSSB = 15;
#ra_ContentionResolutionTimer
#(0..7) 8,16,24,32,40,48,56,64
ra_ContentionResolutionTimer = 7;
rsrp_ThresholdSSB = 19;
#prach-RootSequenceIndex_PR
#1 = 839, 2 = 139
prach_RootSequenceIndex_PR = 2;
prach_RootSequenceIndex = 1;
# SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
#
msg1_SubcarrierSpacing = 1,
# restrictedSetConfig
# 0=unrestricted, 1=restricted type A, 2=restricted type B
restrictedSetConfig = 0,
# pusch-ConfigCommon (up to 16 elements)
initialULBWPk2_0 = 6;
initialULBWPmappingType_0 = 1
# this is SS=0 L=11
initialULBWPstartSymbolAndLength_0 = 55;
initialULBWPk2_1 = 6;
initialULBWPmappingType_1 = 1;
# this is SS=0 L=12
initialULBWPstartSymbolAndLength_1 = 69;
initialULBWPk2_2 = 7;
initialULBWPmappingType_2 = 1;
# this is SS=10 L=4
initialULBWPstartSymbolAndLength_2 = 52;
msg3_DeltaPreamble = 1;
p0_NominalWithGrant =-90;
# pucch-ConfigCommon setup :
# pucchGroupHopping
# 0 = neither, 1= group hopping, 2=sequence hopping
pucchGroupHopping = 0;
hoppingId = 40;
p0_nominal = -90;
# ssb_PositionsInBurs_BitmapPR
# 1=short, 2=medium, 3=long
ssb_PositionsInBurst_PR = 2;
ssb_PositionsInBurst_Bitmap = 1;
# ssb_periodicityServingCell
# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1
ssb_periodicityServingCell = 2;
# dmrs_TypeA_position
# 0 = pos2, 1 = pos3
dmrs_TypeA_Position = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
subcarrierSpacing = 1;
#tdd-UL-DL-ConfigurationCommon
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
referenceSubcarrierSpacing = 1;
# pattern1
# dl_UL_TransmissionPeriodicity
# 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
dl_UL_TransmissionPeriodicity = 6;
nrofDownlinkSlots = 7;
nrofDownlinkSymbols = 6;
nrofUplinkSlots = 2;
nrofUplinkSymbols = 4;
ssPBCH_BlockPower = 10;
}
);
# ------- SCTP definitions
SCTP :
{
# Number of streams to use in input/output
SCTP_INSTREAMS = 2;
SCTP_OUTSTREAMS = 2;
};
////////// MME parameters:
mme_ip_address = ( { ipv4 = "192.168.12.26";
ipv6 = "192:168:30::17";
active = "yes";
preference = "ipv4";
}
);
NETWORK_INTERFACES :
{
GNB_INTERFACE_NAME_FOR_S1_MME = "eth0";
GNB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.111/24";
GNB_INTERFACE_NAME_FOR_S1U = "eth0";
GNB_IPV4_ADDRESS_FOR_S1U = "192.168.12.111/24";
GNB_PORT_FOR_S1U = 2152; # Spec 2152
};
}
);
MACRLCs = (
{
num_cc = 1;
tr_s_preference = "local_L1";
tr_n_preference = "local_RRC";
}
);
L1s = (
{
num_cc = 1;
tr_n_preference = "local_mac";
pusch_proc_threads = 8;
}
);
RUs = (
{
local_rf = "yes"
nb_tx = 1
nb_rx = 1
att_tx = 0
att_rx = 0;
bands = [7];
max_pdschReferenceSignalPower = -27;
max_rxgain = 75;
eNB_instances = [0];
## beamforming 1x2 matrix: 1 layer x 2 antennas
bf_weights = [0x00007fff, 0x0000];
## beamforming 1x4 matrix: 1 layer x 4 antennas
#bf_weights = [0x00007fff, 0x0000,0x0000, 0x0000];
## beamforming 2x2 matrix:
#bf_weights = [0x00007fff, 0x00000000, 0x00000000, 0x00007fff];
## beamforming 4x4 matrix:
#bf_weights = [0x00007fff, 0x0000, 0x0000, 0x0000, 0x00000000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff];
sdr_addrs = "type=b200";
#"addr=192.168.18.207";
#"addr=192.168.10.2,mgmt_addr=192.168.10.2,second_addr=192.168.20.2";
clock_src = "external";
}
);
THREAD_STRUCT = (
{
#three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT"
parallel_config = "PARALLEL_RU_L1_TRX_SPLIT";
#two option for worker "WORKER_DISABLE" or "WORKER_ENABLE"
worker_config = "WORKER_ENABLE";
}
);
log_config :
{
global_log_level ="info";
global_log_verbosity ="medium";
hw_log_level ="info";
hw_log_verbosity ="medium";
phy_log_level ="info";
phy_log_verbosity ="medium";
mac_log_level ="info";
mac_log_verbosity ="high";
rlc_log_level ="info";
rlc_log_verbosity ="medium";
pdcp_log_level ="info";
pdcp_log_verbosity ="medium";
rrc_log_level ="info";
rrc_log_verbosity ="medium";
};
targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpn300.conf
+290
View File
@@ -0,0 +1,290 @@
Active_gNBs = ( "gNB-Eurecom-5GNRBox");
# Asn1_verbosity, choice in: none, info, annoying
Asn1_verbosity = "none";
gNBs =
(
{
////////// Identification parameters:
gNB_ID = 0xe00;
cell_type = "CELL_MACRO_GNB";
gNB_name = "gNB-Eurecom-5GNRBox";
// Tracking area code, 0x0000 and 0xfffe are reserved values
tracking_area_code = 1;
plmn_list = ({mcc = 208; mnc = 93; mnc_length = 2;});
tr_s_preference = "local_mac"
////////// Physical parameters:
ssb_SubcarrierOffset = 0;
pdsch_AntennaPorts = 1;
servingCellConfigCommon = (
{
#spCellConfigCommon
physCellId = 0;
# downlinkConfigCommon
#frequencyInfoDL
# this is 3600 MHz + 43 PRBs@30kHz SCS (same as initial BWP)
absoluteFrequencySSB = 640288;
dl_frequencyBand = 78;
# this is 3600 MHz
dl_absoluteFrequencyPointA = 640000;
#scs-SpecificCarrierList
dl_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
dl_subcarrierSpacing = 1;
dl_carrierBandwidth = 24;
#initialDownlinkBWP
#genericParameters
# this is RBstart=41,L=24 (275*(L-1))+RBstart
initialDLBWPlocationAndBandwidth = 6325;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialDLBWPsubcarrierSpacing = 1;
#pdcch-ConfigCommon
initialDLBWPcontrolResourceSetZero = 0;
initialDLBWPsearchSpaceZero = 0;
#pdsch-ConfigCommon
#pdschTimeDomainAllocationList (up to 16 entries)
initialDLBWPk0_0 = 0;
#initialULBWPmappingType
#0=typeA,1=typeB
initialDLBWPmappingType_0 = 0;
#this is SS=1,L=13
initialDLBWPstartSymbolAndLength_0 = 40;
initialDLBWPk0_1 = 0;
initialDLBWPmappingType_1 = 0;
#this is SS=2,L=12
initialDLBWPstartSymbolAndLength_1 = 53;
initialDLBWPk0_2 = 0;
initialDLBWPmappingType_2 = 0;
#this is SS=1,L=12
initialDLBWPstartSymbolAndLength_2 = 54;
initialDLBWPk0_3 = 0;
initialDLBWPmappingType_3 = 0;
#this is SS=1,L=5
initialDLBWPstartSymbolAndLength_3 = 57;
#uplinkConfigCommon
#frequencyInfoUL
ul_frequencyBand = 78;
#scs-SpecificCarrierList
ul_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
ul_subcarrierSpacing = 1;
ul_carrierBandwidth = 24;
pMax = 20;
#initialUplinkBWP
#genericParameters
initialULBWPlocationAndBandwidth = 6325;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialULBWPsubcarrierSpacing = 1;
#rach-ConfigCommon
#rach-ConfigGeneric
prach_ConfigurationIndex = 98;
#prach_msg1_FDM
#0 = one, 1=two, 2=four, 3=eight
prach_msg1_FDM = 0;
prach_msg1_FrequencyStart = 0;
zeroCorrelationZoneConfig = 13;
preambleReceivedTargetPower = -118;
#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
preambleTransMax = 6;
#powerRampingStep
# 0=dB0,1=dB2,2=dB4,3=dB6
powerRampingStep = 1;
#ra_ReponseWindow
#1,2,4,8,10,20,40,80
ra_ResponseWindow = 4;
#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR = 4;
#oneHalf (0..15) 4,8,12,16,...60,64
ssb_perRACH_OccasionAndCB_PreamblesPerSSB = 15;
#ra_ContentionResolutionTimer
#(0..7) 8,16,24,32,40,48,56,64
ra_ContentionResolutionTimer = 7;
rsrp_ThresholdSSB = 19;
#prach-RootSequenceIndex_PR
#1 = 839, 2 = 139
prach_RootSequenceIndex_PR = 2;
prach_RootSequenceIndex = 1;
# SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
#
msg1_SubcarrierSpacing = 1,
# restrictedSetConfig
# 0=unrestricted, 1=restricted type A, 2=restricted type B
restrictedSetConfig = 0,
# pusch-ConfigCommon (up to 16 elements)
initialULBWPk2_0 = 6;
initialULBWPmappingType_0 = 1
# this is SS=0 L=11
initialULBWPstartSymbolAndLength_0 = 55;
initialULBWPk2_1 = 6;
initialULBWPmappingType_1 = 1;
# this is SS=0 L=12
initialULBWPstartSymbolAndLength_1 = 69;
initialULBWPk2_2 = 7;
initialULBWPmappingType_2 = 1;
# this is SS=10 L=4
initialULBWPstartSymbolAndLength_2 = 52;
msg3_DeltaPreamble = 1;
p0_NominalWithGrant =-90;
# pucch-ConfigCommon setup :
# pucchGroupHopping
# 0 = neither, 1= group hopping, 2=sequence hopping
pucchGroupHopping = 0;
hoppingId = 40;
p0_nominal = -90;
# ssb_PositionsInBurs_BitmapPR
# 1=short, 2=medium, 3=long
ssb_PositionsInBurst_PR = 2;
ssb_PositionsInBurst_Bitmap = 1;
# ssb_periodicityServingCell
# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1
ssb_periodicityServingCell = 2;
# dmrs_TypeA_position
# 0 = pos2, 1 = pos3
dmrs_TypeA_Position = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
subcarrierSpacing = 1;
#tdd-UL-DL-ConfigurationCommon
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
referenceSubcarrierSpacing = 1;
# pattern1
# dl_UL_TransmissionPeriodicity
# 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
dl_UL_TransmissionPeriodicity = 6;
nrofDownlinkSlots = 7;
nrofDownlinkSymbols = 6;
nrofUplinkSlots = 2;
nrofUplinkSymbols = 4;
ssPBCH_BlockPower = 10;
}
);
# ------- SCTP definitions
SCTP :
{
# Number of streams to use in input/output
SCTP_INSTREAMS = 2;
SCTP_OUTSTREAMS = 2;
};
////////// MME parameters:
mme_ip_address = ( { ipv4 = "192.168.12.26";
ipv6 = "192:168:30::17";
active = "yes";
preference = "ipv4";
}
);
NETWORK_INTERFACES :
{
GNB_INTERFACE_NAME_FOR_S1_MME = "eth0";
GNB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.111/24";
GNB_INTERFACE_NAME_FOR_S1U = "eth0";
GNB_IPV4_ADDRESS_FOR_S1U = "192.168.12.111/24";
GNB_PORT_FOR_S1U = 2152; # Spec 2152
};
}
);
MACRLCs = (
{
num_cc = 1;
tr_s_preference = "local_L1";
tr_n_preference = "local_RRC";
}
);
L1s = (
{
num_cc = 1;
tr_n_preference = "local_mac";
pusch_proc_threads = 8;
}
);
RUs = (
{
local_rf = "yes"
nb_tx = 1
nb_rx = 1
att_tx = 0
att_rx = 0;
bands = [7];
max_pdschReferenceSignalPower = -27;
max_rxgain = 75;
eNB_instances = [0];
## beamforming 1x2 matrix: 1 layer x 2 antennas
bf_weights = [0x00007fff, 0x0000];
## beamforming 1x4 matrix: 1 layer x 4 antennas
#bf_weights = [0x00007fff, 0x0000,0x0000, 0x0000];
## beamforming 2x2 matrix:
#bf_weights = [0x00007fff, 0x00000000, 0x00000000, 0x00007fff];
## beamforming 4x4 matrix:
#bf_weights = [0x00007fff, 0x0000, 0x0000, 0x0000, 0x00000000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff];
sdr_addrs = "addr=192.168.10.2,mgmt_addr=192.168.10.2,second_addr=192.168.20.2";
clock_src = "external";
}
);
THREAD_STRUCT = (
{
#three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT"
parallel_config = "PARALLEL_RU_L1_TRX_SPLIT";
#two option for worker "WORKER_DISABLE" or "WORKER_ENABLE"
worker_config = "WORKER_ENABLE";
}
);
log_config :
{
global_log_level ="info";
global_log_verbosity ="medium";
hw_log_level ="info";
hw_log_verbosity ="medium";
phy_log_level ="info";
phy_log_verbosity ="medium";
mac_log_level ="info";
mac_log_verbosity ="high";
rlc_log_level ="info";
rlc_log_verbosity ="medium";
pdcp_log_level ="info";
pdcp_log_verbosity ="medium";
rrc_log_level ="info";
rrc_log_verbosity ="medium";
};
targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpx300.conf
+290
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Active_gNBs = ( "gNB-Eurecom-5GNRBox");
# Asn1_verbosity, choice in: none, info, annoying
Asn1_verbosity = "none";
gNBs =
(
{
////////// Identification parameters:
gNB_ID = 0xe00;
cell_type = "CELL_MACRO_GNB";
gNB_name = "gNB-Eurecom-5GNRBox";
// Tracking area code, 0x0000 and 0xfffe are reserved values
tracking_area_code = 1;
plmn_list = ({mcc = 208; mnc = 93; mnc_length = 2;});
tr_s_preference = "local_mac"
////////// Physical parameters:
ssb_SubcarrierOffset = 0;
pdsch_AntennaPorts = 1;
servingCellConfigCommon = (
{
#spCellConfigCommon
physCellId = 0;
# downlinkConfigCommon
#frequencyInfoDL
# this is 3600 MHz + 43 PRBs@30kHz SCS (same as initial BWP)
absoluteFrequencySSB = 640288;
dl_frequencyBand = 78;
# this is 3600 MHz
dl_absoluteFrequencyPointA = 640000;
#scs-SpecificCarrierList
dl_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
dl_subcarrierSpacing = 1;
dl_carrierBandwidth = 24;
#initialDownlinkBWP
#genericParameters
# this is RBstart=41,L=24 (275*(L-1))+RBstart
initialDLBWPlocationAndBandwidth = 6325;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialDLBWPsubcarrierSpacing = 1;
#pdcch-ConfigCommon
initialDLBWPcontrolResourceSetZero = 0;
initialDLBWPsearchSpaceZero = 0;
#pdsch-ConfigCommon
#pdschTimeDomainAllocationList (up to 16 entries)
initialDLBWPk0_0 = 0;
#initialULBWPmappingType
#0=typeA,1=typeB
initialDLBWPmappingType_0 = 0;
#this is SS=1,L=13
initialDLBWPstartSymbolAndLength_0 = 40;
initialDLBWPk0_1 = 0;
initialDLBWPmappingType_1 = 0;
#this is SS=2,L=12
initialDLBWPstartSymbolAndLength_1 = 53;
initialDLBWPk0_2 = 0;
initialDLBWPmappingType_2 = 0;
#this is SS=1,L=12
initialDLBWPstartSymbolAndLength_2 = 54;
initialDLBWPk0_3 = 0;
initialDLBWPmappingType_3 = 0;
#this is SS=1,L=5
initialDLBWPstartSymbolAndLength_3 = 57;
#uplinkConfigCommon
#frequencyInfoUL
ul_frequencyBand = 78;
#scs-SpecificCarrierList
ul_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
ul_subcarrierSpacing = 1;
ul_carrierBandwidth = 24;
pMax = 20;
#initialUplinkBWP
#genericParameters
initialULBWPlocationAndBandwidth = 6325;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialULBWPsubcarrierSpacing = 1;
#rach-ConfigCommon
#rach-ConfigGeneric
prach_ConfigurationIndex = 98;
#prach_msg1_FDM
#0 = one, 1=two, 2=four, 3=eight
prach_msg1_FDM = 0;
prach_msg1_FrequencyStart = 0;
zeroCorrelationZoneConfig = 13;
preambleReceivedTargetPower = -118;
#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
preambleTransMax = 6;
#powerRampingStep
# 0=dB0,1=dB2,2=dB4,3=dB6
powerRampingStep = 1;
#ra_ReponseWindow
#1,2,4,8,10,20,40,80
ra_ResponseWindow = 4;
#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR = 4;
#oneHalf (0..15) 4,8,12,16,...60,64
ssb_perRACH_OccasionAndCB_PreamblesPerSSB = 15;
#ra_ContentionResolutionTimer
#(0..7) 8,16,24,32,40,48,56,64
ra_ContentionResolutionTimer = 7;
rsrp_ThresholdSSB = 19;
#prach-RootSequenceIndex_PR
#1 = 839, 2 = 139
prach_RootSequenceIndex_PR = 2;
prach_RootSequenceIndex = 1;
# SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
#
msg1_SubcarrierSpacing = 1,
# restrictedSetConfig
# 0=unrestricted, 1=restricted type A, 2=restricted type B
restrictedSetConfig = 0,
# pusch-ConfigCommon (up to 16 elements)
initialULBWPk2_0 = 6;
initialULBWPmappingType_0 = 1
# this is SS=0 L=11
initialULBWPstartSymbolAndLength_0 = 55;
initialULBWPk2_1 = 6;
initialULBWPmappingType_1 = 1;
# this is SS=0 L=12
initialULBWPstartSymbolAndLength_1 = 69;
initialULBWPk2_2 = 7;
initialULBWPmappingType_2 = 1;
# this is SS=10 L=4
initialULBWPstartSymbolAndLength_2 = 52;
msg3_DeltaPreamble = 1;
p0_NominalWithGrant =-90;
# pucch-ConfigCommon setup :
# pucchGroupHopping
# 0 = neither, 1= group hopping, 2=sequence hopping
pucchGroupHopping = 0;
hoppingId = 40;
p0_nominal = -90;
# ssb_PositionsInBurs_BitmapPR
# 1=short, 2=medium, 3=long
ssb_PositionsInBurst_PR = 2;
ssb_PositionsInBurst_Bitmap = 1;
# ssb_periodicityServingCell
# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1
ssb_periodicityServingCell = 2;
# dmrs_TypeA_position
# 0 = pos2, 1 = pos3
dmrs_TypeA_Position = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
subcarrierSpacing = 1;
#tdd-UL-DL-ConfigurationCommon
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
referenceSubcarrierSpacing = 1;
# pattern1
# dl_UL_TransmissionPeriodicity
# 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
dl_UL_TransmissionPeriodicity = 6;
nrofDownlinkSlots = 7;
nrofDownlinkSymbols = 6;
nrofUplinkSlots = 2;
nrofUplinkSymbols = 4;
ssPBCH_BlockPower = 10;
}
);
# ------- SCTP definitions
SCTP :
{
# Number of streams to use in input/output
SCTP_INSTREAMS = 2;
SCTP_OUTSTREAMS = 2;
};
////////// MME parameters:
mme_ip_address = ( { ipv4 = "192.168.12.26";
ipv6 = "192:168:30::17";
active = "yes";
preference = "ipv4";
}
);
NETWORK_INTERFACES :
{
GNB_INTERFACE_NAME_FOR_S1_MME = "eth0";
GNB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.111/24";
GNB_INTERFACE_NAME_FOR_S1U = "eth0";
GNB_IPV4_ADDRESS_FOR_S1U = "192.168.12.111/24";
GNB_PORT_FOR_S1U = 2152; # Spec 2152
};
}
);
MACRLCs = (
{
num_cc = 1;
tr_s_preference = "local_L1";
tr_n_preference = "local_RRC";
}
);
L1s = (
{
num_cc = 1;
tr_n_preference = "local_mac";
pusch_proc_threads = 8;
}
);
RUs = (
{
local_rf = "yes"
nb_tx = 1
nb_rx = 1
att_tx = 0
att_rx = 0;
bands = [7];
max_pdschReferenceSignalPower = -27;
max_rxgain = 114;
eNB_instances = [0];
## beamforming 1x2 matrix: 1 layer x 2 antennas
bf_weights = [0x00007fff, 0x0000];
## beamforming 1x4 matrix: 1 layer x 4 antennas
#bf_weights = [0x00007fff, 0x0000,0x0000, 0x0000];
## beamforming 2x2 matrix:
#bf_weights = [0x00007fff, 0x00000000, 0x00000000, 0x00007fff];
## beamforming 4x4 matrix:
#bf_weights = [0x00007fff, 0x0000, 0x0000, 0x0000, 0x00000000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff];
sdr_addrs = "type=x300";
clock_src = "external";
}
);
THREAD_STRUCT = (
{
#three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT"
parallel_config = "PARALLEL_RU_L1_TRX_SPLIT";
#two option for worker "WORKER_DISABLE" or "WORKER_ENABLE"
worker_config = "WORKER_ENABLE";
}
);
log_config :
{
global_log_level ="info";
global_log_verbosity ="medium";
hw_log_level ="info";
hw_log_verbosity ="medium";
phy_log_level ="info";
phy_log_verbosity ="medium";
mac_log_level ="info";
mac_log_verbosity ="high";
rlc_log_level ="info";
rlc_log_verbosity ="medium";
pdcp_log_level ="info";
pdcp_log_verbosity ="medium";
rrc_log_level ="info";
rrc_log_verbosity ="medium";
};
targets/PROJECTS/GENERIC-LTE-EPC/CONF/testing_gnb_24PRB.conf
+306
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@@ -0,0 +1,306 @@
Active_gNBs = ( "gNB-Eurecom-5GNRBox");
# Asn1_verbosity, choice in: none, info, annoying
Asn1_verbosity = "none";
gNBs =
(
{
////////// Identification parameters:
gNB_ID = 0xe00;
cell_type = "CELL_MACRO_GNB";
gNB_name = "gNB-Eurecom-5GNRBox";
// Tracking area code, 0x0000 and 0xfffe are reserved values
tracking_area_code = 1;
plmn_list = ({mcc = 222; mnc = 01; mnc_length = 2;});
tr_s_preference = "local_mac"
////////// Physical parameters:
ssb_SubcarrierOffset = 31; //0;
pdsch_AntennaPorts = 1;
pusch_TargetSNRx10 = 200;
pucch_TargetSNRx10 = 200;
servingCellConfigCommon = (
{
#spCellConfigCommon
physCellId = 0;
# downlinkConfigCommon
#frequencyInfoDL
# this is 3600 MHz + 12 PRBs@30kHz SCS
absoluteFrequencySSB = 640288;
dl_frequencyBand = 78;
# this is 3600 MHz
dl_absoluteFrequencyPointA = 640000;
#scs-SpecificCarrierList
dl_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
dl_subcarrierSpacing = 1;
dl_carrierBandwidth = 24;
#initialDownlinkBWP
#genericParameters
# this is RBstart=0,L=24 (275*(L-1))+RBstart
initialDLBWPlocationAndBandwidth = 6325;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialDLBWPsubcarrierSpacing = 1;
#pdcch-ConfigCommon
initialDLBWPcontrolResourceSetZero = 0;
initialDLBWPsearchSpaceZero = 0;
#pdsch-ConfigCommon
#pdschTimeDomainAllocationList (up to 16 entries)
initialDLBWPk0_0 = 0;
#initialULBWPmappingType
#0=typeA,1=typeB
initialDLBWPmappingType_0 = 0;
#this is SS=1,L=13
initialDLBWPstartSymbolAndLength_0 = 40;
initialDLBWPk0_1 = 0;
initialDLBWPmappingType_1 = 0;
#this is SS=2,L=12
initialDLBWPstartSymbolAndLength_1 = 53;
initialDLBWPk0_2 = 0;
initialDLBWPmappingType_2 = 0;
#this is SS=1,L=12
initialDLBWPstartSymbolAndLength_2 = 54;
initialDLBWPk0_3 = 0;
initialDLBWPmappingType_3 = 0;
#this is SS=1,L=4 //5 (4 is for 43, 5 is for 57)
initialDLBWPstartSymbolAndLength_3 = 57; //43; //57;
#uplinkConfigCommon
#frequencyInfoUL
ul_frequencyBand = 78;
#scs-SpecificCarrierList
ul_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
ul_subcarrierSpacing = 1;
ul_carrierBandwidth = 24;
pMax = 20;
#initialUplinkBWP
#genericParameters
initialULBWPlocationAndBandwidth = 6325;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialULBWPsubcarrierSpacing = 1;
#rach-ConfigCommon
#rach-ConfigGeneric
prach_ConfigurationIndex = 98;
#prach_msg1_FDM
#0 = one, 1=two, 2=four, 3=eight
prach_msg1_FDM = 0;
prach_msg1_FrequencyStart = 0;
zeroCorrelationZoneConfig = 13;
preambleReceivedTargetPower = -100;
#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
preambleTransMax = 6;
#powerRampingStep
# 0=dB0,1=dB2,2=dB4,3=dB6
powerRampingStep = 1;
#ra_ReponseWindow
#1,2,4,8,10,20,40,80
ra_ResponseWindow = 5;
#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR = 4;
#oneHalf (0..15) 4,8,12,16,...60,64
ssb_perRACH_OccasionAndCB_PreamblesPerSSB = 14; //15;
#ra_ContentionResolutionTimer
#(0..7) 8,16,24,32,40,48,56,64
ra_ContentionResolutionTimer = 7;
rsrp_ThresholdSSB = 19;
#prach-RootSequenceIndex_PR
#1 = 839, 2 = 139
prach_RootSequenceIndex_PR = 2;
prach_RootSequenceIndex = 1;
# SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
#
msg1_SubcarrierSpacing = 1,
# restrictedSetConfig
# 0=unrestricted, 1=restricted type A, 2=restricted type B
restrictedSetConfig = 0,
# pusch-ConfigCommon (up to 16 elements)
initialULBWPk2_0 = 2;
initialULBWPmappingType_0 = 1
# this is SS=0 L=12
initialULBWPstartSymbolAndLength_0 = 55;
initialULBWPk2_1 = 2;
initialULBWPmappingType_1 = 1;
# this is SS=0 L=11
initialULBWPstartSymbolAndLength_1 = 69;
initialULBWPk2_2 = 7;
initialULBWPmappingType_2 = 1;
# this is SS=10 L=4
initialULBWPstartSymbolAndLength_2 = 52;
msg3_DeltaPreamble = 1;
p0_NominalWithGrant =-90;
# pucch-ConfigCommon setup :
# pucchGroupHopping
# 0 = neither, 1= group hopping, 2=sequence hopping
pucchGroupHopping = 0;
hoppingId = 40;
p0_nominal = -90;
# ssb_PositionsInBurs_BitmapPR
# 1=short, 2=medium, 3=long
ssb_PositionsInBurst_PR = 2;
ssb_PositionsInBurst_Bitmap = 1; #0x80;
# ssb_periodicityServingCell
# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1
ssb_periodicityServingCell = 2;
# dmrs_TypeA_position
# 0 = pos2, 1 = pos3
dmrs_TypeA_Position = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
subcarrierSpacing = 1;
#tdd-UL-DL-ConfigurationCommon
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
referenceSubcarrierSpacing = 1;
# pattern1
# dl_UL_TransmissionPeriodicity
# 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
dl_UL_TransmissionPeriodicity = 6;
nrofDownlinkSlots = 7; //8; //7;
nrofDownlinkSymbols = 6; //0; //6;
nrofUplinkSlots = 2;
nrofUplinkSymbols = 4; //0; //4;
ssPBCH_BlockPower = -25;
}
);
# ------- SCTP definitions
SCTP :
{
# Number of streams to use in input/output
SCTP_INSTREAMS = 2;
SCTP_OUTSTREAMS = 2;
};
////////// MME parameters:
mme_ip_address = ( { ipv4 = "192.168.18.99";
ipv6 = "192:168:30::17";
active = "yes";
preference = "ipv4";
}
);
///X2
enable_x2 = "yes";
t_reloc_prep = 1000; /* unit: millisecond */
tx2_reloc_overall = 2000; /* unit: millisecond */
t_dc_prep = 1000; /* unit: millisecond */
t_dc_overall = 2000; /* unit: millisecond */
target_enb_x2_ip_address = (
{ ipv4 = "192.168.18.199";
ipv6 = "192:168:30::17";
preference = "ipv4";
}
);
NETWORK_INTERFACES :
{
GNB_INTERFACE_NAME_FOR_S1_MME = "eth0";
GNB_IPV4_ADDRESS_FOR_S1_MME = "192.168.18.198/24";
GNB_INTERFACE_NAME_FOR_S1U = "eth0";
GNB_IPV4_ADDRESS_FOR_S1U = "192.168.18.198/24";
GNB_PORT_FOR_S1U = 2152; # Spec 2152
GNB_IPV4_ADDRESS_FOR_X2C = "192.168.18.198/24";
GNB_PORT_FOR_X2C = 36422; # Spec 36422
};
}
);
MACRLCs = (
{
num_cc = 1;
tr_s_preference = "local_L1";
tr_n_preference = "local_RRC";
}
);
L1s = (
{
num_cc = 1;
tr_n_preference = "local_mac";
pusch_proc_threads = 8;
}
);
RUs = (
{
local_rf = "yes"
nb_tx = 1
nb_rx = 1
att_tx = 0
att_rx = 0;
bands = [7];
max_pdschReferenceSignalPower = -27;
max_rxgain = 114;
eNB_instances = [0];
## beamforming 1x2 matrix: 1 layer x 2 antennas
bf_weights = [0x00007fff, 0x0000];
## beamforming 1x4 matrix: 1 layer x 4 antennas
#bf_weights = [0x00007fff, 0x0000,0x0000, 0x0000];
## beamforming 2x2 matrix:
#bf_weights = [0x00007fff, 0x00000000, 0x00000000, 0x00007fff];
## beamforming 4x4 matrix:
#bf_weights = [0x00007fff, 0x0000, 0x0000, 0x0000, 0x00000000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff];
clock_src = "external";
}
);
THREAD_STRUCT = (
{
#three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT"
parallel_config = "PARALLEL_RU_L1_TRX_SPLIT";
//parallel_config = "PARALLEL_SINGLE_THREAD";
#two option for worker "WORKER_DISABLE" or "WORKER_ENABLE"
worker_config = "WORKER_ENABLE";
}
);
log_config :
{
global_log_level ="info";
global_log_verbosity ="medium";
hw_log_level ="info";
hw_log_verbosity ="medium";
phy_log_level ="info";
phy_log_verbosity ="medium";
mac_log_level ="info";
mac_log_verbosity ="high";
rlc_log_level ="info";
rlc_log_verbosity ="medium";
pdcp_log_level ="info";
pdcp_log_verbosity ="medium";
rrc_log_level ="info";
rrc_log_verbosity ="medium";
};