help with burst_gen.py in faketrx

Snehasish Kar snehasish.cse at LIVE.COM
Thu Dec 7 16:13:33 UTC 2017


Hello


I tried using burst_gen.py with grgsmtrx, as I can see in the screen, it shows that it has sent the burst to to grgsm trx, but I dont see any transmission from grgsm trx. Please help. Below are the logs of both burst_send.py and grgsm trx. Please let me know where I am going wrong.


burst_gen.py

~/Downgrader/osmocom-bb-fixeria-trx/src/target/fake_trx$ python burst_gen.py -b NB -p 5700 -m TRX
Copyright (C) 2017 by Vadim Yanitskiy <axilirator at gmail.com>
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.

[i] Sending 1/1 NB burst (fn=1001550) to TRX...

grgsm trx:

~/grgsmtrx_xenial/gr-gsm/apps$ sudo ./grgsm_trx
Copyright (C) 2016-2017 by Vadim Yanitskiy <axilirator at gmail.com>
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.

[i] Init Radio interface
[INFO] [UHDlinux; GNU C++ version 4.8.4; Boost_105400; UHD_3.11.0.git-215-g3b206caa]
[INFO] [NIRIO] rpc_client stopping...
[INFO] [NIRIO] rpc_client stopped.
[INFO] [NIRIO] rpc_client stopping...
[INFO] [NIRIO] rpc_client stopped.
[INFO] [X300] X300 initialization sequence...
[INFO] [X300] Connecting to niusrpriorpc at localhost:5444...
[INFO] [NIRIO] rpc_client stopping...
[INFO] [NIRIO] rpc_client stopped.
[INFO] [X300] Using LVBITX bitfile /usr/local/share/uhd/images/usrp_x310_fpga_HG.lvbitx...
[INFO] [NIRIO] rpc_client stopping...
[INFO] [NIRIO] rpc_client stopped.
[INFO] [X300] Setup basic communication...
[INFO] [X300] Loading values from EEPROM...
[INFO] [X300] Setup RF frontend clocking...
[INFO] [X300] Radio 1x clock:200
[INFO] [RFNOC] [DMA FIFO] Running BIST for FIFO 0...
[INFO] [DEBUG] [DMA FIFO] Clock rate for BIST calculation: 0
[INFO] [RFNOC] pass (Throughput: 0.0MB/s)
[INFO] [RFNOC] [DMA FIFO] Running BIST for FIFO 1...
[INFO] [DEBUG] [DMA FIFO] Clock rate for BIST calculation: 0
[INFO] [RFNOC] pass (Throughput: 0.0MB/s)
[INFO] [RFNOC RADIO] Register loopback test passed
[INFO] [RFNOC RADIO] Register loopback test passed
[INFO] [RFNOC RADIO] Register loopback test passed
[INFO] [RFNOC RADIO] Register loopback test passed
[INFO] [CORES] Performing timer loopback test...
[INFO] [CORES] Timer loopback test passed
[INFO] [CORES] Performing timer loopback test...
[INFO] [CORES] Timer loopback test passed
[WARNING] [MULTI_USRP] The hardware does not support the requested RX sample rate:
Target sample rate: 1.083333 MSps
Actual sample rate: 1.086957 MSps

[INFO] [NIRIO] rpc_client stopping...
[INFO] [NIRIO] rpc_client stopped.
[INFO] [NIRIO] rpc_client stopping...
[INFO] [NIRIO] rpc_client stopped.
[WARNING] [MULTI_USRP] The hardware does not support the requested TX sample rate:
Target sample rate: 1.083333 MSps
Actual sample rate: 1.086957 MSps

[i] Init CTRL interface
[i] Init complete

BR
Snehasish




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