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OpenXG-RAN
Commit 9c14a20b authored by Rohit Gupta's avatar Rohit Gupta
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updates to USRP calibration + few modifications in config files

parent 10d6eccb
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Showing with 29 additions and 19 deletions
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
View file @ 9c14a20b
...@@ -620,16 +620,16 @@ extern "C" { ...@@ -620,16 +620,16 @@ extern "C" {
s->usrp->set_master_clock_rate(30.72e06); s->usrp->set_master_clock_rate(30.72e06);
openair0_cfg[0].samples_per_packet = 2048; openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 103; openair0_cfg[0].tx_sample_advance = 103;
openair0_cfg[0].tx_bw = 20e6; openair0_cfg[0].tx_bw = 10e6;
openair0_cfg[0].rx_bw = 20e6; openair0_cfg[0].rx_bw = 10e6;
openair0_cfg[0].tx_scheduling_advance = 10240; openair0_cfg[0].tx_scheduling_advance = 10240;
break; break;
case 7680000: case 7680000:
s->usrp->set_master_clock_rate(30.72e6); s->usrp->set_master_clock_rate(30.72e6);
openair0_cfg[0].samples_per_packet = 1024; openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 80; openair0_cfg[0].tx_sample_advance = 80;
openair0_cfg[0].tx_bw = 20e6; openair0_cfg[0].tx_bw = 5e6;
openair0_cfg[0].rx_bw = 20e6; openair0_cfg[0].rx_bw = 5e6;
openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet; openair0_cfg[0].tx_scheduling_advance = 5*openair0_cfg[0].samples_per_packet;
break; break;
case 1920000: case 1920000:
...@@ -656,8 +656,8 @@ extern "C" { ...@@ -656,8 +656,8 @@ extern "C" {
for(i=0;i<s->usrp->get_rx_num_channels();i++) { for(i=0;i<s->usrp->get_rx_num_channels();i++) {
if (i<openair0_cfg[0].rx_num_channels) { if (i<openair0_cfg[0].rx_num_channels) {
s->usrp->set_rx_rate(openair0_cfg[0].sample_rate,i); s->usrp->set_rx_rate(openair0_cfg[0].sample_rate,i);
s->usrp->set_rx_bandwidth(openair0_cfg[0].rx_bw,i); //s->usrp->set_rx_bandwidth(openair0_cfg[0].rx_bw,i);
printf("Setting rx freq/gain on channel %lu/%lu : BW %f (readback %f)\n",i,s->usrp->get_rx_num_channels(),openair0_cfg[0].rx_bw/1e6,s->usrp->get_rx_bandwidth(i)/1e6); //printf("Setting rx freq/gain on channel %lu/%lu : BW %f (readback %f)\n",i,s->usrp->get_rx_num_channels(),openair0_cfg[0].rx_bw/1e6,s->usrp->get_rx_bandwidth(i)/1e6);
s->usrp->set_rx_freq(openair0_cfg[0].rx_freq[i],i); s->usrp->set_rx_freq(openair0_cfg[0].rx_freq[i],i);
set_rx_gain_offset(&openair0_cfg[0],i,bw_gain_adjust); set_rx_gain_offset(&openair0_cfg[0],i,bw_gain_adjust);
...@@ -677,8 +677,8 @@ extern "C" { ...@@ -677,8 +677,8 @@ extern "C" {
for(i=0;i<s->usrp->get_tx_num_channels();i++) { for(i=0;i<s->usrp->get_tx_num_channels();i++) {
if (i<openair0_cfg[0].tx_num_channels) { if (i<openair0_cfg[0].tx_num_channels) {
s->usrp->set_tx_rate(openair0_cfg[0].sample_rate,i); s->usrp->set_tx_rate(openair0_cfg[0].sample_rate,i);
s->usrp->set_tx_bandwidth(openair0_cfg[0].tx_bw,i); //s->usrp->set_tx_bandwidth(openair0_cfg[0].tx_bw,i);
printf("Setting tx freq/gain on channel %lu/%lu: BW %f (readback %f)\n",i,s->usrp->get_tx_num_channels(),openair0_cfg[0].tx_bw/1e6,s->usrp->get_tx_bandwidth(i)/1e6); //printf("Setting tx freq/gain on channel %lu/%lu: BW %f (readback %f)\n",i,s->usrp->get_tx_num_channels(),openair0_cfg[0].tx_bw/1e6,s->usrp->get_tx_bandwidth(i)/1e6);
s->usrp->set_tx_freq(openair0_cfg[0].tx_freq[i],i); s->usrp->set_tx_freq(openair0_cfg[0].tx_freq[i],i);
s->usrp->set_tx_gain(openair0_cfg[0].tx_gain[i],i); s->usrp->set_tx_gain(openair0_cfg[0].tx_gain[i],i);
} }
...@@ -707,6 +707,16 @@ extern "C" { ...@@ -707,6 +707,16 @@ extern "C" {
std::cout << boost::format("tx_max_num_samps %u") % (s->tx_stream->get_max_num_samps()) << std::endl; std::cout << boost::format("tx_max_num_samps %u") % (s->tx_stream->get_max_num_samps()) << std::endl;
/* Setting TX/RX BW after streamers are created due to USRP calibration issue */
for(i=0;i<s->usrp->get_tx_num_channels();i++) {
if (i<openair0_cfg[0].tx_num_channels) {
s->usrp->set_tx_bandwidth(openair0_cfg[0].tx_bw,i);
s->usrp->set_rx_bandwidth(openair0_cfg[0].rx_bw,i);
printf("Setting tx freq/gain on channel %lu/%lu: BW %f (readback %f)\n",i,s->usrp->get_tx_num_channels(),openair0_cfg[0].tx_bw/1e6,s->usrp->get_tx_bandwidth(i)/1e6);
printf("Setting rx freq/gain on channel %lu/%lu : BW %f (readback %f)\n",i,s->usrp->get_rx_num_channels(),openair0_cfg[0].rx_bw/1e6,s->usrp->get_rx_bandwidth(i)/1e6);
}
}
s->usrp->set_time_now(uhd::time_spec_t(0.0)); s->usrp->set_time_now(uhd::time_spec_t(0.0));
......
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.exmimo2.conf
View file @ 9c14a20b
...@@ -64,9 +64,9 @@ eNBs = ...@@ -64,9 +64,9 @@ eNBs =
srs_ackNackST =; srs_ackNackST =;
srs_MaxUpPts =;*/ srs_MaxUpPts =;*/
pusch_p0_Nominal = -80; /*-85;*/ pusch_p0_Nominal = -90; /*-85;*/
pusch_alpha = "AL1"; pusch_alpha = "AL1";
pucch_p0_Nominal = -108; /* -108 */ pucch_p0_Nominal = -100; /* -108 */
msg3_delta_Preamble = 6; msg3_delta_Preamble = 6;
pucch_deltaF_Format1 = "deltaF2"; pucch_deltaF_Format1 = "deltaF2";
pucch_deltaF_Format1b = "deltaF3"; pucch_deltaF_Format1b = "deltaF3";
......
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.usrpb210.conf
View file @ 9c14a20b
...@@ -64,9 +64,9 @@ eNBs = ...@@ -64,9 +64,9 @@ eNBs =
srs_ackNackST =; srs_ackNackST =;
srs_MaxUpPts =;*/ srs_MaxUpPts =;*/
pusch_p0_Nominal = -96; pusch_p0_Nominal = -90;
pusch_alpha = "AL1"; pusch_alpha = "AL1";
pucch_p0_Nominal = -100; pucch_p0_Nominal = -96;
msg3_delta_Preamble = 6; msg3_delta_Preamble = 6;
pucch_deltaF_Format1 = "deltaF2"; pucch_deltaF_Format1 = "deltaF2";
pucch_deltaF_Format1b = "deltaF3"; pucch_deltaF_Format1b = "deltaF3";
......
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