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resynch for initial RF acqusition

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This commit is contained in:
Raymond Knopp
2016-10-27 09:56:23 +02:00
parent 5affbe3848
commit 5e1d462aa9
9 changed files with 1804 additions and 18 deletions
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targets/PROJECTS/GENERIC-LTE-EPC/CONF/rru.band7.tm1.50PRB.if5.usrpb210.conf
+3 -3
View File
@@ -155,9 +155,9 @@ eNBs =
rrh_gw_config = (
{
local_if_name = "eth0";
remote_address = "34:e6:d7:3c:ae:fc";
local_address = "74:d4:35:cc:8d:15";
local_if_name = "eth0";
remote_address = "90:e2:ba:c5:fc:04";
local_address = "00:13:95:1f:a0:af";
local_port = 50000; #for raw option local port must be the same to remote
remote_port = 50000;
rrh_gw_active = "yes";
targets/PROJECTS/GENERIC-LTE-EPC/CONF/rru.band7.tm1.if4p5.25PRB.usrpb210.conf
+3 -3
View File
@@ -159,12 +159,12 @@ eNBs =
rrh_gw_config = (
{
local_if_name = "eth0";
remote_address = "90:e2:ba:c5:fc:04";
local_address = "00:13:95:1f:a0:af";
remote_address = "10.10.10.155";
local_address = "10.10.10.58";
local_port = 50000; #for raw option local port must be the same to remote
remote_port = 50000;
rrh_gw_active = "yes";
tr_preference = "raw_if4p5";
tr_preference = "udp_if4p5";
rf_preference = "usrp_b200";
iq_txshift = 4;
tx_sample_advance = 80;
targets/PROJECTS/GENERIC-LTE-EPC/CONF/rru.band7.tm1.if4p5.50PRB.usrpb210.conf
+10 -7
View File
@@ -31,15 +31,16 @@ 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;
Nid_cell_mbsfn = 0;
nb_antenna_ports = 1;
nb_antennas_tx = 1;
nb_antennas_rx = 1;
tx_gain = 90;
rx_gain = 125;
rx_gain = 120;
prach_root = 0;
prach_config_index = 0;
prach_high_speed = "DISABLE";
@@ -67,9 +68,9 @@ eNBs =
srs_ackNackST =;
srs_MaxUpPts =;*/
pusch_p0_Nominal = -90;
pusch_p0_Nominal = -95;
pusch_alpha = "AL1";
pucch_p0_Nominal = -96;
pucch_p0_Nominal = -104;
msg3_delta_Preamble = 6;
pucch_deltaF_Format1 = "deltaF2";
pucch_deltaF_Format1b = "deltaF3";
@@ -85,7 +86,7 @@ eNBs =
rach_messagePowerOffsetGroupB = ;
*/
rach_powerRampingStep = 4;
rach_preambleInitialReceivedTargetPower = -108;
rach_preambleInitialReceivedTargetPower = -104;
rach_preambleTransMax = 10;
rach_raResponseWindowSize = 10;
rach_macContentionResolutionTimer = 48;
@@ -101,6 +102,8 @@ eNBs =
ue_TimersAndConstants_n310 = 20;
ue_TimersAndConstants_n311 = 1;
ue_TransmissionMode = 1;
}
);
@@ -156,8 +159,8 @@ eNBs =
rrh_gw_config = (
{
local_if_name = "eth0";
remote_address = "34:e6:d7:3c:ae:fc";
local_address = "74:d4:35:cc:8d:15";
remote_address = "90:e2:ba:c5:fc:04";
local_address = "00:13:95:1f:a0:af";
local_port = 50000; #for raw option local port must be the same to remote
remote_port = 50000;
rrh_gw_active = "yes";
targets/RT/USER/lte-enb.c
+12
View File
@@ -886,6 +886,15 @@ void rx_rf(PHY_VARS_eNB *eNB,int *frame,int *subframe) {
proc->frame_rx = (proc->timestamp_rx / (fp->samples_per_tti*10))&1023;
proc->subframe_rx = (proc->timestamp_rx / fp->samples_per_tti)%10;
// synchronize first reception to frame 0 subframe 0
if (eNB->iframe_offset == -1)
eNB->iframe_offset = proc->frame_rx;
if (eNB->isubframe_offset == -1)
eNB->isubframe_offset = proc->subframe_rx;
proc->frame_rx -= eNB->iframe_offset;
proc->subframe_rx -= eNB->isubframe_offset;
proc->timestamp_tx = proc->timestamp_rx+(4*fp->samples_per_tti);
// printf("trx_read <- USRP TS %llu (sf %d, first_rx %d)\n", proc->timestamp_rx,proc->subframe_rx,proc->first_rx);
@@ -1614,6 +1623,9 @@ void init_eNB(eNB_func_t node_function[], eNB_timing_t node_timing[],int nb_inst
eNB->node_timing = node_timing[CC_id];
eNB->abstraction_flag = 0;
eNB->single_thread_flag = single_thread_flag;
eNB->iframe_offset = -1;
eNB->isubframe_offset = -1;
LOG_I(PHY,"Initializing eNB %d CC_id %d : (%s,%s)\n",inst,CC_id,eNB_functions[node_function[CC_id]],eNB_timing[node_timing[CC_id]]);
switch (node_function[CC_id]) {