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Bug #5305

open

Burst capture

Added by abcd123 28 days ago.

Status:
New
Priority:
Normal
Assignee:
-
Category:
-
Target version:
-
Start date:
11/10/2021
Due date:
% Done:

0%

Resolution:
Spec Reference:

Description

I am not able to capture bursts...
Down below are my outputs (CCCH_SCAN). Using Sylvain burst_ind branch. Motorola C118, UBUNTU-16.04 (32-bit)

OUTPUT 1-:

OsmocomBB Layer 1 (revision osmocon_v0.0.0-2616-g3e8518a-modified) ======================================================================
Device ID code: 0xb4fb
Device Version code: 0x0000
ARM ID code: 0xfff3
cDSP ID code: 0x0128
Die ID code: eacf1704a900143c ======================================================================
REG_DPLL=0x2413
CNTL_ARM_CLK=0xf0a1
CNTL_CLK=0xff91
CNTL_RST=0xfff3
CNTL_ARM_DIV=0xfff9 ======================================================================
Power up simcard:
Analyzing factory records sector at 0x3fc000
Found 900 MHz band calibration record at 0x3fc158, applying
Found 1800 MHz band calibration record at 0x3fc1f4, applying
Assert DSP into Reset
Releasing DSP from Reset
Setting some dsp_api.ndb values
Setting API NDB parameters
DSP Download Status: 0x0001
DSP API Version: 0x0000 0x0000
Finishing download phase
DSP Download Status: 0x0002
DSP API Version: 0x3606 0x0000
LOST 7154!
BAT-ADC: 583 4 0 0 1023 374 488 271
Charger at 34 mV.
Battery at 3985 mV.
Charging at 0 mA.
Battery capacity is 98%.
Battery range is 3199..3999 mV.
Battery full at 468 LSB .. full at 585 LSB
Charging at 239 LSB (204 mA).
BCICTL2=0x3ff
battery-info.flags=0x00000000
bat_compal_e88_chg_state=0
L1CTL_RESET_REQ: FULL!L1CTL_FBSB_REQ (arfcn=110, flags=0x7)
Starting FCCH RecognitionFB0 (4223:8): TOA= 9600, Power= -69dBm, Angle= 4575Hz
FB1 (4233:8): TOA= 9571, Power= -69dBm, Angle= 167Hz
fn_offset=4232 (fn=4233 + attempt=8 + ntdma = 7)
delay=9 (fn_offset=4232 + 11 - fn=4233 - 1
scheduling next FB/SB detection task with delay 9
=>FB FNR 4232 fn_offset=4232 qbits=3100
Synchronize_TDMA
LOST 3066!
SB1 (8470:1): TOA= 25, Power= -69dBm, Angle= 243Hz
=> SB 0x01c1721b: BSIC=6 fn=2341186(1765/16/31) qbits=8
Synchronize_TDMA
=>FB
FNR 8469 fn_offset=2341186 qbits=4916
LOST 1906!
TOA AVG is not 16 qbits, correcting (got 20)
LOST 1877!
L1CTL_DM_EST_REQ (arfcn=110, chan_nr=0x59, tsc=6)
LOST 2109!

OUTPUT 2-:
root@ubuntu:~/osmocom/temp1/src/host/layer23/src/misc# ./ccch_scan -i 127.0.0.1 -a 110
Copyright (C) 2015
Contributions by Holger Hans Peter Freyther

License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

<0001> app_ccch_scan.c:652 SI1 received.
<0015> lapdm.c:759 Received frame for unsupported SAPI 1!
<0015> lapdm.c:759 Received frame for unsupported SAPI 1!
<0015> lapdm.c:759 Received frame for unsupported SAPI 1!
<0015> lapdm.c:759 Received frame for unsupported SAPI 1!
<0015> lapdm.c:759 Received frame for unsupported SAPI 1!
<0015> lapdm.c:759 Received frame for unsupported SAPI 1!
<000c> l1ctl.c:301 Dropping frame with 75 bit errors
<000c> l1ctl.c:301 Dropping frame with 80 bit errors
<000c> l1ctl.c:301 Dropping frame with 86 bit errors
<000c> l1ctl.c:301 Dropping frame with 80 bit errors
<000c> l1ctl.c:301 Dropping frame with 78 bit errors
<000c> l1ctl.c:301 Dropping frame with 80 bit errors
<000c> l1ctl.c:301 Dropping frame with 81 bit errors
^Z
[1]+ Stopped ./ccch_scan -i 127.0.0.1 -a 110

What I am doing wrong ? How to correct it (if something I am doing wrong) ?

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