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OpenXG-RAN
Commit 8dcf0f0c authored by Dominique Nussbaum's avatar Dominique Nussbaum
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option -a is now handled correctly at UE

parent 876cee3a
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Showing with 63 additions and 138 deletions
targets/RT/USER/lte-ue.c
View file @ 8dcf0f0c
......@@ -203,7 +203,7 @@ static void *UE_thread_synch(void *arg)
int current_band = 0;
int current_offset = 0;
sync_mode_t sync_mode = pbch;
int card;
int CC_id;
int ind;
int found;
int freq_offset=0;
......@@ -302,9 +302,9 @@ static void *UE_thread_synch(void *arg)
printf( "Scanning band %d, dl_min %"PRIu32", ul_min %"PRIu32"\n", current_band, eutra_bands[ind].dl_min,eutra_bands[ind].ul_min);
if ((eutra_bands[ind].dl_min <= downlink_frequency[0][0]) && (eutra_bands[ind].dl_max >= downlink_frequency[0][0])) {
for (card=0; card<MAX_NUM_CCs; card++)
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++)
for (i=0; i<4; i++)
uplink_frequency_offset[card][i] = eutra_bands[ind].ul_min - eutra_bands[ind].dl_min;
uplink_frequency_offset[CC_id][i] = eutra_bands[ind].ul_min - eutra_bands[ind].dl_min;
found = 1;
break;
......@@ -323,12 +323,13 @@ static void *UE_thread_synch(void *arg)
LOG_I( PHY, "[SCHED][UE] Check absolute frequency DL %"PRIu32", UL %"PRIu32" (oai_exit %d)\n", downlink_frequency[0][0], downlink_frequency[0][0]+uplink_frequency_offset[0][0],oai_exit );
LOG_I( PHY, "[SCHED][UE] Check absolute frequency DL %"PRIu32", UL %"PRIu32" (oai_exit %d, rx_num_channels %d)\n", downlink_frequency[0][0], downlink_frequency[0][0]+uplink_frequency_offset[0][0],oai_exit, openair0_cfg[0].rx_num_channels);
for (i=0;i<openair0_cfg[0].rx_num_channels;i++) {
openair0_cfg[0].rx_freq[i] = downlink_frequency[0][i];
openair0_cfg[0].tx_freq[i] = downlink_frequency[0][i]+uplink_frequency_offset[0][i];
openair0_cfg[0].autocal[i] = 1;
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++)
for (i=0;i<openair0_cfg[rf_map[CC_id].card].rx_num_channels;i++) {
openair0_cfg[rf_map[CC_id].card].rx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i];
openair0_cfg[rf_map[CC_id].card].tx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i]+uplink_frequency_offset[CC_id][i];
openair0_cfg[rf_map[CC_id].card].autocal[rf_map[CC_id].chain+i] = 1;
}
sync_mode = pbch;
......@@ -336,39 +337,16 @@ static void *UE_thread_synch(void *arg)
} else if (UE->UE_scan == 1) {
current_band=0;
for (card=0; card<MAX_CARDS; card++) {
for (i=0; i<openair0_cfg[card].rx_num_channels; i++) {
downlink_frequency[card][i] = bands_to_scan.band_info[0].dl_min;
uplink_frequency_offset[card][i] = bands_to_scan.band_info[0].ul_min-bands_to_scan.band_info[0].dl_min;
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
for (i=0; i<openair0_cfg[rf_map[CC_id].card].rx_num_channels; i++) {
downlink_frequency[rf_map[CC_id].card][rf_map[CC_id].chain+i] = bands_to_scan.band_info[CC_id].dl_min;
uplink_frequency_offset[rf_map[CC_id].card][rf_map[CC_id].chain+i] = bands_to_scan.band_info[CC_id].ul_min-bands_to_scan.band_info[CC_id].dl_min;
openair0_cfg[card].rx_freq[i] = downlink_frequency[card][i];
openair0_cfg[card].tx_freq[i] = downlink_frequency[card][i]+uplink_frequency_offset[card][i];
openair0_cfg[rf_map[CC_id].card].rx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i];
openair0_cfg[rf_map[CC_id].card].tx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i]+uplink_frequency_offset[CC_id][i];
#ifdef OAI_USRP
openair0_cfg[card].rx_gain[i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET;
#if 0 // UHD 3.8
switch(UE->lte_frame_parms.N_RB_DL) {
case 6:
openair0_cfg[card].rx_gain[i] -= 12;
break;
case 25:
openair0_cfg[card].rx_gain[i] -= 6;
break;
case 50:
openair0_cfg[card].rx_gain[i] -= 3;
break;
openair0_cfg[rf_map[CC_id].card].rx_gain[i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET;
case 100:
openair0_cfg[card].rx_gain[i] -= 0;
break;
default:
printf( "Unknown number of RBs %d\n", UE->lte_frame_parms.N_RB_DL );
break;
}
#endif
printf( "UE synch: setting RX gain (%d,%d) to %f\n", card, i, openair0_cfg[card].rx_gain[i] );
#endif
}
......@@ -414,52 +392,24 @@ static void *UE_thread_synch(void *arg)
oai_exit=1;
}
for (card=0; card<MAX_CARDS; card++) {
for (i=0; i<openair0_cfg[card].rx_num_channels; i++) {
downlink_frequency[card][i] = bands_to_scan.band_info[current_band].dl_min+current_offset;
uplink_frequency_offset[card][i] = bands_to_scan.band_info[current_band].ul_min-bands_to_scan.band_info[0].dl_min + current_offset;
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
for (i=0; i<openair0_cfg[rf_map[CC_id].card].rx_num_channels; i++) {
downlink_frequency[rf_map[CC_id].card][rf_map[CC_id].chain+i] = bands_to_scan.band_info[current_band].dl_min+current_offset;
uplink_frequency_offset[rf_map[CC_id].card][rf_map[CC_id].chain+i] = bands_to_scan.band_info[current_band].ul_min-bands_to_scan.band_info[0].dl_min + current_offset;
openair0_cfg[card].rx_freq[i] = downlink_frequency[card][i];
openair0_cfg[card].tx_freq[i] = downlink_frequency[card][i]+uplink_frequency_offset[card][i];
openair0_cfg[rf_map[CC_id].card].rx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i];
openair0_cfg[rf_map[CC_id].card].tx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i]+uplink_frequency_offset[CC_id][i];
#ifdef OAI_USRP
openair0_cfg[card].rx_gain[i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET; // 65 calibrated for USRP B210 @ 2.6 GHz
#if 0 // UHD 3.8
switch(UE->lte_frame_parms.N_RB_DL) {
case 6:
openair0_cfg[card].rx_gain[i] -= 12;
break;
case 25:
openair0_cfg[card].rx_gain[i] -= 6;
break;
case 50:
openair0_cfg[card].rx_gain[i] -= 3;
break;
case 100:
openair0_cfg[card].rx_gain[i] -= 0;
break;
default:
printf("Unknown number of RBs %d\n",UE->lte_frame_parms.N_RB_DL);
break;
}
#endif
openair0_cfg[rf_map[CC_id].card].rx_gain[rf_map[CC_id].chain+i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET; // 65 calibrated for USRP B210 @ 2.6 GHz
printf("UE synch: setting RX gain (%d,%d) to %f\n",card,i,openair0_cfg[card].rx_gain[i]);
#endif
}
}
if (UE->UE_scan_carrier) {
if (UE->UE_scan_carrier) {
openair0_cfg[rf_map[CC_id].card].autocal[rf_map[CC_id].chain+i] = 1;
}
for (i=0;i<openair0_cfg[0].rx_num_channels;i++)
openair0_cfg[0].autocal[i] = 1;
}
}
......@@ -477,41 +427,43 @@ static void *UE_thread_synch(void *arg)
UE->UE_scan_carrier = 0;
// rerun with new cell parameters and frequency-offset
for (i=0;i<openair0_cfg[0].rx_num_channels;i++) {
openair0_cfg[0].rx_gain[i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET;
openair0_cfg[0].rx_freq[i] -= UE->lte_ue_common_vars.freq_offset;
openair0_cfg[0].tx_freq[i] = openair0_cfg[0].rx_freq[i]+uplink_frequency_offset[0][i];
downlink_frequency[0][i] = openair0_cfg[0].rx_freq[i];
freq_offset=0;
}
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
for (i=0;i<openair0_cfg[rf_map[CC_id].card].rx_num_channels;i++) {
openair0_cfg[rf_map[CC_id].card].rx_gain[rf_map[CC_id].chain+i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET;
openair0_cfg[rf_map[CC_id].card].rx_freq[rf_map[CC_id].chain+i] -= UE->lte_ue_common_vars.freq_offset;
openair0_cfg[rf_map[CC_id].card].tx_freq[rf_map[CC_id].chain+i] = openair0_cfg[rf_map[CC_id].card].rx_freq[rf_map[CC_id].chain+i]+uplink_frequency_offset[CC_id][i];
downlink_frequency[CC_id][i] = openair0_cfg[CC_id].rx_freq[i];
freq_offset=0;
}
// reconfigure for potentially different bandwidth
switch(UE->lte_frame_parms.N_RB_DL) {
case 6:
openair0_cfg[0].sample_rate =1.92e6;
openair0_cfg[0].rx_bw =.96e6;
openair0_cfg[0].tx_bw =.96e6;
openair0_cfg[rf_map[CC_id].card].sample_rate =1.92e6;
openair0_cfg[rf_map[CC_id].card].rx_bw =.96e6;
openair0_cfg[rf_map[CC_id].card].tx_bw =.96e6;
// openair0_cfg[0].rx_gain[0] -= 12;
break;
case 25:
openair0_cfg[0].sample_rate =7.68e6;
openair0_cfg[0].rx_bw =2.5e6;
openair0_cfg[0].tx_bw =2.5e6;
openair0_cfg[rf_map[CC_id].card].sample_rate =7.68e6;
openair0_cfg[rf_map[CC_id].card].rx_bw =2.5e6;
openair0_cfg[rf_map[CC_id].card].tx_bw =2.5e6;
// openair0_cfg[0].rx_gain[0] -= 6;
break;
case 50:
openair0_cfg[0].sample_rate =15.36e6;
openair0_cfg[0].rx_bw =5.0e6;
openair0_cfg[0].tx_bw =5.0e6;
openair0_cfg[rf_map[CC_id].card].sample_rate =15.36e6;
openair0_cfg[rf_map[CC_id].card].rx_bw =5.0e6;
openair0_cfg[rf_map[CC_id].card].tx_bw =5.0e6;
// openair0_cfg[0].rx_gain[0] -= 3;
break;
case 100:
openair0_cfg[0].sample_rate=30.72e6;
openair0_cfg[0].rx_bw=10.0e6;
openair0_cfg[0].tx_bw=10.0e6;
openair0_cfg[rf_map[CC_id].card].sample_rate=30.72e6;
openair0_cfg[rf_map[CC_id].card].rx_bw=10.0e6;
openair0_cfg[rf_map[CC_id].card].tx_bw=10.0e6;
// openair0_cfg[0].rx_gain[0] -= 0;
break;
}
}
#ifndef EXMIMO
openair0.trx_set_freq_func(&openair0,&openair0_cfg[0],0);
//openair0.trx_set_gains_func(&openair0,&openair0_cfg[0]);
......@@ -594,53 +546,26 @@ static void *UE_thread_synch(void *arg)
downlink_frequency[0][0]+freq_offset,
downlink_frequency[0][0]+uplink_frequency_offset[0][0]+freq_offset );
for (card=0; card<MAX_CARDS; card++) {
for (i=0; i<openair0_cfg[card].rx_num_channels; i++) {
openair0_cfg[card].rx_freq[i] = downlink_frequency[card][i]+freq_offset;
openair0_cfg[card].tx_freq[i] = downlink_frequency[card][i]+uplink_frequency_offset[card][i]+freq_offset;
#ifndef EXMIMO
openair0.trx_set_freq_func(&openair0,&openair0_cfg[0],0);
#else
openair0_set_frequencies(&openair0,&openair0_cfg[0],0);
#endif
for (CC_id=0; CC_id<MAX_NUM_CCs; CC_id++) {
for (i=0; i<openair0_cfg[rf_map[CC_id].card].rx_num_channels; i++) {
openair0_cfg[rf_map[CC_id].card].rx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i]+freq_offset;
openair0_cfg[rf_map[CC_id].card].tx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i]+uplink_frequency_offset[CC_id][i]+freq_offset;
#if defined(OAI_USRP) || defined(OAI_BLADERF) || defined(OAI_LMSSDR)
openair0_cfg[card].rx_gain[i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET;
#if 0
switch(UE->lte_frame_parms.N_RB_DL) {
case 6:
openair0_cfg[card].rx_gain[i] -= 12;
break;
case 25:
openair0_cfg[card].rx_gain[i] -= 6;
break;
case 50:
openair0_cfg[card].rx_gain[i] -= 0;//3;
break;
case 100:
openair0_cfg[card].rx_gain[i] -= 0;
break;
default:
printf("Unknown number of RBs %d\n",UE->lte_frame_parms.N_RB_DL);
break;
}
#endif
openair0_cfg[rf_map[CC_id].card].rx_gain[rf_map[CC_id].chain+i] = UE->rx_total_gain_dB;//-USRP_GAIN_OFFSET;
#endif
if (UE->UE_scan_carrier==1) {
openair0_cfg[rf_map[CC_id].card].autocal[rf_map[CC_id].chain+i] = 1;
}
}
}
if (UE->UE_scan_carrier==1) {
for (i=0;i<openair0_cfg[0].rx_num_channels;i++)
openair0_cfg[0].autocal[i] = 1;
}
#ifndef EXMIMO
openair0.trx_set_freq_func(&openair0,&openair0_cfg[0],0);
#else
openair0_set_frequencies(&openair0,&openair0_cfg[0],0);
#endif
}// initial_sync=0
break;
......
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