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fixes for precoding (turning off if nb_antennas_tx=1), configuration files, timing advance with 3/4 sampling on 20 MHz, logging in MAC

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This commit is contained in:
Raymond.Knopp
2017-01-07 12:41:36 +01:00
parent de8ab34d85
commit 14d28e2dbd
10 changed files with 57 additions and 46 deletions
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openair1/PHY/LTE_TRANSPORT/prach.c
+6 -3
View File
@@ -1185,9 +1185,7 @@ void rx_prach(PHY_VARS_eNB *eNB,
break;
}
if (eNB->frame_parms.threequarter_fs == 1)
Ncp=(Ncp*3)>>2;
// Adjust CP length based on UL bandwidth
switch (eNB->frame_parms.N_RB_UL) {
case 6:
Ncp>>=4;
@@ -1208,6 +1206,11 @@ void rx_prach(PHY_VARS_eNB *eNB,
case 75:
Ncp=(Ncp*3)>>2;
break;
case 100:
if (eNB->frame_parms.threequarter_fs == 1)
Ncp=(Ncp*3)>>2;
break;
}
openair1/PHY/MODULATION/beamforming.c
+14 -13
View File
@@ -66,24 +66,25 @@ int beam_precoding(int32_t **txdataF,
for (p=0; p<14; p++) {
//if (p==0 || p==1 || p==5 || p>7)
// mult_cpx_conj_vector((int16_t*)txdataF[p], (int16_t*)beam_weights[p][aa], (int16_t*)txdataF_BF[aa], frame_parms->ofdm_symbol_size, 15);
for (re=0;re<frame_parms->ofdm_symbol_size;re++) {
if ((p==0 || p==1 || p==5 || p>=7) && txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re]!=0) {
if (txdataF[p]) {//[slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re]!=0) {
for (re=0;re<frame_parms->ofdm_symbol_size;re++) {
((int16_t*)&txdataF_BF[aa][re])[0] += (int16_t)((((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[0]*((int16_t*)&beam_weights[p][aa][re])[0])>>15);
((int16_t*)&txdataF_BF[aa][re])[0] -= (int16_t)((((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[1]*((int16_t*)&beam_weights[p][aa][re])[1])>>15);
((int16_t*)&txdataF_BF[aa][re])[1] += (int16_t)((((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[0]*((int16_t*)&beam_weights[p][aa][re])[1])>>15);
((int16_t*)&txdataF_BF[aa][re])[1] += (int16_t)((((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[1]*((int16_t*)&beam_weights[p][aa][re])[0])>>15);
/*
/*
printf("beamforming.c:txdataF[%d][%d]=%d+j%d, beam_weights[%d][%d][%d]=%d+j%d,txdata_BF[%d][%d]=%d+j%d\n",
p,slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re,
((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[0],
((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[1],
p,aa,re,
((int16_t*)&beam_weights[p][aa][re])[0],((int16_t*)&beam_weights[p][aa][re])[1],
aa,re,
((int16_t*)&txdataF_BF[aa][re])[0],
((int16_t*)&txdataF_BF[aa][re])[1]);
*/
p,slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re,
((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[0],
((int16_t*)&txdataF[p][slot_offset_F+symbol*frame_parms->ofdm_symbol_size+re])[1],
p,aa,re,
((int16_t*)&beam_weights[p][aa][re])[0],((int16_t*)&beam_weights[p][aa][re])[1],
aa,re,
((int16_t*)&txdataF_BF[aa][re])[0],
((int16_t*)&txdataF_BF[aa][re])[1]);
*/
}
}
}
openair1/SCHED/phy_procedures_lte_eNb.c
+7 -4
View File
@@ -2032,8 +2032,8 @@ void prach_procedures(PHY_VARS_eNB *eNB) {
T_INT(preamble_max), T_INT(preamble_energy_max), T_INT(preamble_delay_list[preamble_max]));
if (eNB->mac_enabled==1) {
uint8_t update_TA=4;
uint8_t update_TA = 4;
uint8_t update_TA2 = 1;
switch (fp->N_RB_DL) {
case 6:
update_TA = 16;
@@ -2047,8 +2047,11 @@ void prach_procedures(PHY_VARS_eNB *eNB) {
update_TA = 2;
break;
case 75:
update_TA = 3;
update_TA2 = 2;
case 100:
update_TA = 1;
update_TA = 1;
break;
}
@@ -2056,7 +2059,7 @@ void prach_procedures(PHY_VARS_eNB *eNB) {
eNB->CC_id,
frame,
preamble_max,
preamble_delay_list[preamble_max]*update_TA,
preamble_delay_list[preamble_max]*update_TA/update_TA2,
0,subframe,0);
}
openair2/LAYER2/MAC/eNB_scheduler.c
+3 -2
View File
@@ -128,8 +128,9 @@ void eNB_dlsch_ulsch_scheduler(module_id_t module_idP,uint8_t cooperation_flag,
rnti = UE_RNTI(module_idP, i);
CC_id = UE_PCCID(module_idP, i);
if ((frameP==0)&&(subframeP==0))
LOG_I(MAC,"UE rnti %x : %s\n", rnti,
UE_list->UE_sched_ctrl[i].ul_out_of_sync==0 ? "in synch" : "out of sync");
LOG_I(MAC,"UE rnti %x : %s, PHR %d dB\n", rnti,
UE_list->UE_sched_ctrl[i].ul_out_of_sync==0 ? "in synch" : "out of sync",
UE_list->UE_template[CC_id][i].phr_info);
next_i= UE_list->next[i];
openair2/LAYER2/MAC/pre_processor.c
+4 -1
View File
@@ -791,7 +791,10 @@ void dlsch_scheduler_pre_processor_reset (int module_idP,
break;
case 100:
ue_sched_ctl->ta_update = eNB_UE_stats->timing_advance_update/16;
if (PHY_vars_eNB_g[module_idP][CC_id]->frame_parms.threequarter_fs == 0)
ue_sched_ctl->ta_update = eNB_UE_stats->timing_advance_update/16;
else
ue_sched_ctl->ta_update = eNB_UE_stats->timing_advance_update/12;
break;
}
// clear the update in case PHY does not have a new measurement after timer expiry
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.100PRB.usrpb210.conf
+3 -3
View File
@@ -31,7 +31,7 @@ eNBs =
tdd_config_s = 0;
prefix_type = "NORMAL";
eutra_band = 7;
downlink_frequency = 2660000000L;
downlink_frequency = 2680000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 100;
@@ -70,7 +70,7 @@ eNBs =
pusch_p0_Nominal = -96;
pusch_alpha = "AL1";
pucch_p0_Nominal = -100;
pucch_p0_Nominal = -104;
msg3_delta_Preamble = 6;
pucch_deltaF_Format1 = "deltaF2";
pucch_deltaF_Format1b = "deltaF3";
@@ -149,7 +149,7 @@ eNBs =
ENB_IPV4_ADDRESS_FOR_S1_MME = "127.0.0.2/24";
ENB_INTERFACE_NAME_FOR_S1U = "lo";
ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.4/24";
ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.5/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
targets/PROJECTS/GENERIC-LTE-EPC/CONF/enb.band7.tm1.50PRB.usrpb210.conf
+2 -2
View File
@@ -31,7 +31,7 @@ eNBs =
tdd_config_s = 0;
prefix_type = "NORMAL";
eutra_band = 7;
downlink_frequency = 2660000000L;
downlink_frequency = 2685000000L;
uplink_frequency_offset = -120000000;
Nid_cell = 0;
N_RB_DL = 50;
@@ -149,7 +149,7 @@ eNBs =
ENB_IPV4_ADDRESS_FOR_S1_MME = "127.0.0.2/24";
ENB_INTERFACE_NAME_FOR_S1U = "lo";
ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.4/24";
ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.5/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.25PRB.conf
+1 -1
View File
@@ -150,7 +150,7 @@ eNBs =
ENB_INTERFACE_NAME_FOR_S1_MME = "lo";
ENB_IPV4_ADDRESS_FOR_S1_MME = "127.0.0.2/24";
ENB_INTERFACE_NAME_FOR_S1U = "lo";
ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.4/24";
ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.5/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.50PRB.conf
+1 -1
View File
@@ -151,7 +151,7 @@ eNBs =
ENB_INTERFACE_NAME_FOR_S1_MME = "lo";
ENB_IPV4_ADDRESS_FOR_S1_MME = "127.0.0.2/24";
ENB_INTERFACE_NAME_FOR_S1U = "lo";
ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.4/24";
ENB_IPV4_ADDRESS_FOR_S1U = "127.0.0.5/24";
ENB_PORT_FOR_S1U = 2152; # Spec 2152
};
targets/RT/USER/lte-enb.c
+16 -16
View File
@@ -1964,7 +1964,7 @@ void init_eNB(eNB_func_t node_function[], eNB_timing_t node_timing[],int nb_inst
break;
case eNodeB_3GPP:
eNB->do_precoding = 1;
eNB->do_precoding = (eNB->frame_parms.nb_antenna_ports_eNB==1) ? 0 : 1;
eNB->do_prach = do_prach;
eNB->fep = eNB_fep_full;//(single_thread_flag==1) ? eNB_fep_full_2thread : eNB_fep_full;
eNB->td = ulsch_decoding_data;//(single_thread_flag==1) ? ulsch_decoding_data_2thread : ulsch_decoding_data;
@@ -1985,27 +1985,27 @@ void init_eNB(eNB_func_t node_function[], eNB_timing_t node_timing[],int nb_inst
eNB->ifdevice.host_type = BBU_HOST;
break;
case eNodeB_3GPP_BBU:
eNB->do_precoding = 1;
eNB->do_prach = do_prach;
eNB->fep = eNB_fep_full;//(single_thread_flag==1) ? eNB_fep_full_2thread : eNB_fep_full;
eNB->td = ulsch_decoding_data;//(single_thread_flag==1) ? ulsch_decoding_data_2thread : ulsch_decoding_data;
eNB->te = dlsch_encoding;//(single_thread_flag==1) ? dlsch_encoding_2threads : dlsch_encoding;
eNB->proc_uespec_rx = phy_procedures_eNB_uespec_RX;
eNB->proc_tx = proc_tx_full;
eNB->do_precoding = (eNB->frame_parms.nb_antenna_ports_eNB==1) ? 0 : 1;
eNB->do_prach = do_prach;
eNB->fep = eNB_fep_full;//(single_thread_flag==1) ? eNB_fep_full_2thread : eNB_fep_full;
eNB->td = ulsch_decoding_data;//(single_thread_flag==1) ? ulsch_decoding_data_2thread : ulsch_decoding_data;
eNB->te = dlsch_encoding;//(single_thread_flag==1) ? dlsch_encoding_2threads : dlsch_encoding;
eNB->proc_uespec_rx = phy_procedures_eNB_uespec_RX;
eNB->proc_tx = proc_tx_full;
if (eNB->node_timing == synch_to_other) {
eNB->tx_fh = tx_fh_if5_mobipass;
eNB->rx_fh = rx_fh_slave;
eNB->fh_asynch = fh_if5_asynch_UL;
eNB->tx_fh = tx_fh_if5_mobipass;
eNB->rx_fh = rx_fh_slave;
eNB->fh_asynch = fh_if5_asynch_UL;
}
else {
eNB->tx_fh = tx_fh_if5;
eNB->rx_fh = rx_fh_if5;
eNB->fh_asynch = NULL;
eNB->tx_fh = tx_fh_if5;
eNB->rx_fh = rx_fh_if5;
eNB->fh_asynch = NULL;
}
eNB->start_rf = NULL;
eNB->start_if = start_if;
eNB->start_rf = NULL;
eNB->start_if = start_if;
eNB->rfdevice.host_type = BBU_HOST;
eNB->ifdevice.host_type = BBU_HOST;