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configuration files, minor changes in RF interface

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This commit is contained in:
Raymond Knopp
2016-07-26 12:40:52 +02:00
parent e035bc3e1c
commit 64121aaf15
6 changed files with 64 additions and 55 deletions
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targets/ARCH/COMMON/common_lib.h
+1 -1
View File
@@ -152,8 +152,8 @@ typedef struct {
int mmapped_dma;
//! offset in samples between TX and RX paths
int tx_sample_advance;
//! samples per packet on the fronthaul interface
int samples_per_packet;
int tx_scheduling_advance;
//! number of RX channels (=RX antennas)
int rx_num_channels;
//! number of TX channels (=TX antennas)
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+14 -21
View File
@@ -172,25 +172,32 @@ static void trx_usrp_end(openair0_device *device)
*/
static int trx_usrp_write(openair0_device *device, openair0_timestamp timestamp, void **buff, int nsamps, int cc, int flags)
{
int ret;
usrp_state_t *s = (usrp_state_t*)device->priv;
s->tx_md.time_spec = uhd::time_spec_t::from_ticks(timestamp, s->sample_rate);
if(flags)
s->tx_md.has_time_spec = true;
else
s->tx_md.has_time_spec = false;
if (cc>1) {
std::vector<void *> buff_ptrs;
for (int i=0;i<cc;i++) buff_ptrs.push_back(buff[i]);
s->tx_stream->send(buff_ptrs, nsamps, s->tx_md);
ret = (int)s->tx_stream->send(buff_ptrs, nsamps, s->tx_md,1e-3);
}
else
s->tx_stream->send(buff[0], nsamps, s->tx_md);
ret = (int)s->tx_stream->send(buff[0], nsamps, s->tx_md,1e-3);
s->tx_md.start_of_burst = false;
return 0;
if (ret != nsamps) {
printf("[xmit] tx samples %d != %d\n",ret,nsamps);
}
return ret;
}
/*! \brief Receive samples from hardware.
@@ -551,28 +558,24 @@ extern "C" {
openair0_cfg[0].tx_sample_advance = 15;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
case 15360000:
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 45;
openair0_cfg[0].tx_bw = 10e6;
openair0_cfg[0].rx_bw = 10e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 7680000:
openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 50;
openair0_cfg[0].tx_bw = 5e6;
openair0_cfg[0].rx_bw = 5e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 1920000:
openair0_cfg[0].samples_per_packet = 256;
openair0_cfg[0].tx_sample_advance = 50;
openair0_cfg[0].tx_bw = 1.25e6;
openair0_cfg[0].rx_bw = 1.25e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
default:
printf("Error: unknown sampling rate %f\n",openair0_cfg[0].sample_rate);
@@ -607,44 +610,34 @@ extern "C" {
switch ((int)openair0_cfg[0].sample_rate) {
case 30720000:
s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].samples_per_packet = 4096;
s->usrp->set_master_clock_rate(61.44e6);
openair0_cfg[0].tx_sample_advance = 115;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 11*openair0_cfg[0].samples_per_packet;
break;
case 23040000:
s->usrp->set_master_clock_rate(23.04e6); //to be checked
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 113;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
case 15360000:
s->usrp->set_master_clock_rate(30.72e06);
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 103;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 10240;
break;
case 7680000:
s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 80;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break;
case 1920000:
s->usrp->set_master_clock_rate(7.68e6);
openair0_cfg[0].samples_per_packet = 256;
s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].tx_sample_advance = 40;
openair0_cfg[0].tx_bw = 20e6;
openair0_cfg[0].rx_bw = 20e6;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
default:
printf("Error: unknown sampling rate %f\n",openair0_cfg[0].sample_rate);
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.100PRB.usrpb210.conf
+13 -11
View File
@@ -23,12 +23,15 @@ eNBs =
component_carriers = (
{
node_function = "eNodeB_3GPP";
node_timing = "synch_to_ext_device";
node_synch_ref = 0;
frame_type = "FDD";
tdd_config = 3;
tdd_config_s = 0;
prefix_type = "NORMAL";
eutra_band = 7;
downlink_frequency = 2680000000L;
downlink_frequency = 2660000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 100;
@@ -46,7 +49,7 @@ eNBs =
pucch_nRB_CQI = 1;
pucch_nCS_AN = 0;
pucch_n1_AN = 32;
pdsch_referenceSignalPower = -26;
pdsch_referenceSignalPower = -29;
pdsch_p_b = 0;
pusch_n_SB = 1;
pusch_enable64QAM = "DISABLE";
@@ -64,9 +67,9 @@ eNBs =
srs_ackNackST =;
srs_MaxUpPts =;*/
pusch_p0_Nominal = -90;
pusch_p0_Nominal = -96;
pusch_alpha = "AL1";
pucch_p0_Nominal = -100;
pucch_p0_Nominal = -103;
msg3_delta_Preamble = 6;
pucch_deltaF_Format1 = "deltaF2";
pucch_deltaF_Format1b = "deltaF3";
@@ -82,7 +85,7 @@ eNBs =
rach_messagePowerOffsetGroupB = ;
*/
rach_powerRampingStep = 4;
rach_preambleInitialReceivedTargetPower = -108;
rach_preambleInitialReceivedTargetPower = -104;
rach_preambleTransMax = 10;
rach_raResponseWindowSize = 10;
rach_macContentionResolutionTimer = 48;
@@ -130,7 +133,7 @@ eNBs =
};
////////// MME parameters:
mme_ip_address = ( { ipv4 = "192.168.12.11";
mme_ip_address = ( { ipv4 = "127.0.0.3";
ipv6 = "192:168:30::17";
active = "yes";
preference = "ipv4";
@@ -139,11 +142,11 @@ eNBs =
NETWORK_INTERFACES :
{
ENB_INTERFACE_NAME_FOR_S1_MME = "eth0";
ENB_IPV4_ADDRESS_FOR_S1_MME = "192.168.12.215/24";
ENB_INTERFACE_NAME_FOR_S1_MME = "lo";
ENB_IPV4_ADDRESS_FOR_S1_MME = "127.0.0.2/24";
ENB_INTERFACE_NAME_FOR_S1U = "eth0";
ENB_IPV4_ADDRESS_FOR_S1U = "192.168.12.215/24";
ENB_INTERFACE_NAME_FOR_S1U = "lo";
ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.4/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
@@ -164,6 +167,5 @@ eNBs =
rrc_log_level ="info";
rrc_log_verbosity ="medium";
};
}
);
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.50PRB.usrpb210.conf
+1 -1
View File
@@ -25,7 +25,7 @@ eNBs =
{
node_function = "eNodeB_3GPP";
node_timing = "synch_to_ext_device";
node_synch_ref = 0;
node_synch_ref = 0;
frame_type = "FDD";
tdd_config = 3;
tdd_config_s = 0;
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.usrpb210.conf
+3
View File
@@ -23,6 +23,9 @@ eNBs =
component_carriers = (
{
node_function = "eNodeB_3GPP";
node_timing = "synch_to_ext_device";
node_synch_ref = 0;
frame_type = "FDD";
tdd_config = 3;
tdd_config_s = 0;
targets/RT/USER/lte-enb.c
+32 -21
View File
@@ -298,7 +298,8 @@ static void* eNB_thread_rxtx( void* param ) {
FILE *tx_time_file = NULL;
char tx_time_name[101];
void *txp[PHY_vars_eNB_g[0][0]->frame_parms.nb_antennas_tx];
int txs;
uint16_t packet_type;
uint32_t symbol_number=0;
@@ -553,18 +554,21 @@ static void* eNB_thread_rxtx( void* param ) {
for (i=0; i<PHY_vars_eNB_g[0][0]->frame_parms.nb_antennas_tx; i++)
txp[i] = (void*)&PHY_vars_eNB_g[0][0]->common_vars.txdata[0][i][proc->subframe_tx*PHY_vars_eNB_g[0][0]->frame_parms.samples_per_tti];
// if symb_written < spp ==> error
PHY_vars_eNB_g[0][proc->CC_id]->rfdevice.trx_write_func(&PHY_vars_eNB_g[0][proc->CC_id]->rfdevice,
(proc->timestamp_tx-openair0_cfg[0].tx_sample_advance),
txp,
PHY_vars_eNB_g[0][0]->frame_parms.samples_per_tti,
PHY_vars_eNB_g[0][0]->frame_parms.nb_antennas_tx,
1);
txs = PHY_vars_eNB_g[0][proc->CC_id]->rfdevice.trx_write_func(&PHY_vars_eNB_g[0][proc->CC_id]->rfdevice,
(proc->timestamp_tx-openair0_cfg[0].tx_sample_advance),
txp,
PHY_vars_eNB_g[0][0]->frame_parms.samples_per_tti,
PHY_vars_eNB_g[0][0]->frame_parms.nb_antennas_tx,
1);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_TRX_WRITE, 0 );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TST, (proc->timestamp_tx-openair0_cfg[0].tx_sample_advance)&0xffffffff );
if (txs != PHY_vars_eNB_g[0][0]->frame_parms.samples_per_tti) {
LOG_E(PHY,"TX : Timeout (sent %d/%d)\n",txs, PHY_vars_eNB_g[0][0]->frame_parms.samples_per_tti);
exit_fun( "problem transmitting samples" );
}
} else if (PHY_vars_eNB_g[0][proc->CC_id]->node_function == eNodeB_3GPP_BBU) {
/// **** send_IF5 of txdata to RRH **** ///
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_SEND_IF5, 1 );
@@ -651,7 +655,7 @@ static void* eNB_thread_asynch_rx( void* param ) {
uint32_t symbol_mask, symbol_mask_full;
int prach_rx;
int dummy_rx[fp->nb_antennas_rx][fp->samples_per_tti];
int rxs;
int rxs=0;
#ifdef DEADLINE_SCHEDULER
struct sched_attr attr;
@@ -770,6 +774,9 @@ static void* eNB_thread_asynch_rx( void* param ) {
printf("eNB asynch RX\n");
sleep(1);
}
if (rxs!=fp->samples_per_tti) {
exit_fun("error receiving samples\n");
}
}
else if (eNB->node_function == eNodeB_3GPP_BBU) { // acquisition from IF
/// **** recv_IF5 of rxdata from RRH **** ///
@@ -1031,7 +1038,7 @@ static void* eNB_thread_FH( void* param ) {
while (proc->instance_cnt_FH < 0) {
// most of the time the thread is waiting here
// proc->instance_cnt_prach is -1
// proc->instance_cnt_FH is -1
pthread_cond_wait( &proc->cond_FH,&proc->mutex_FH ); // this unlocks mutex_rxtx while waiting and then locks it again
}
proc->instance_cnt_FH++;
@@ -1243,15 +1250,19 @@ static void* eNB_thread_FH( void* param ) {
print_meas_now(&softmodem_stats_rx_sf,"eNB_RX_SF", rx_time_file);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0+(proc->subframe_rx&1), 0 );
}
if (eNB->node_timing == synch_to_ext_device) {
proc->instance_cnt_FH--;
if (pthread_mutex_unlock(&proc->mutex_FH) != 0) {
LOG_E( PHY, "[SCHED][eNB] error unlocking mutex for FH\n");
exit_fun( "error unlocking mutex" );
if (eNB->node_timing == synch_to_ext_device) {
proc->instance_cnt_FH--;
if (pthread_mutex_unlock(&proc->mutex_FH) != 0) {
LOG_E( PHY, "[SCHED][eNB] error unlocking mutex for FH\n");
exit_fun( "error unlocking mutex" );
}
}
if (eNB->frame_parms.N_RB_DL==6)
rt_sleep_ns(800000LL);
}
printf( "Exiting FH thread \n");
@@ -1271,12 +1282,12 @@ static void* eNB_thread_prach( void* param ) {
eNB_proc_t *proc = (eNB_proc_t*)param;
PHY_VARS_eNB *eNB= PHY_vars_eNB_g[0][proc->CC_id];
/*
struct timespec wait;
wait.tv_sec=0;
wait.tv_nsec=5000000L;
*/
// set default return value
eNB_thread_prach_status = 0;
@@ -1378,7 +1389,7 @@ static void* eNB_thread_prach( void* param ) {
if (oai_exit) break;
if (pthread_mutex_timedlock(&proc->mutex_prach,&wait) != 0) {
if (pthread_mutex_lock(&proc->mutex_prach) != 0) {
LOG_E( PHY, "[SCHED][eNB] error locking mutex for eNB PRACH\n");
exit_fun( "error locking mutex" );
break;
@@ -1400,7 +1411,7 @@ static void* eNB_thread_prach( void* param ) {
prach_procedures(eNB,0);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_PRACH_RX,0);
if (pthread_mutex_timedlock(&proc->mutex_prach,&wait) != 0) {
if (pthread_mutex_lock(&proc->mutex_prach) != 0) {
LOG_E( PHY, "[SCHED][eNB] error locking mutex for eNB PRACH proc %d\n");
exit_fun( "error locking mutex" );
break;