2017-09-19 06:04:33 +00:00
|
|
|
#!/usr/bin/env python2
|
|
|
|
# -*- coding: utf-8 -*-
|
|
|
|
|
|
|
|
# GR-GSM based transceiver
|
|
|
|
#
|
2018-08-09 17:20:03 +00:00
|
|
|
# (C) 2016-2018 by Vadim Yanitskiy <axilirator@gmail.com>
|
2018-09-05 19:36:34 +00:00
|
|
|
# (C) 2017-2018 by Piotr Krysik <ptrkrysik@gmail.com>
|
2017-09-19 06:04:33 +00:00
|
|
|
#
|
|
|
|
# All Rights Reserved
|
|
|
|
#
|
|
|
|
# This program is free software; you can redistribute it and/or modify
|
|
|
|
# it under the terms of the GNU General Public License as published by
|
|
|
|
# the Free Software Foundation; either version 2 of the License, or
|
|
|
|
# (at your option) any later version.
|
|
|
|
#
|
|
|
|
# This program is distributed in the hope that it will be useful,
|
|
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
# GNU General Public License for more details.
|
|
|
|
#
|
|
|
|
# You should have received a copy of the GNU General Public License along
|
|
|
|
# with this program; if not, write to the Free Software Foundation, Inc.,
|
|
|
|
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
|
|
|
|
|
|
import signal
|
|
|
|
import getopt
|
|
|
|
import sys
|
|
|
|
|
2018-08-09 22:29:23 +00:00
|
|
|
from gnuradio import eng_notation
|
|
|
|
|
2017-10-17 00:21:59 +00:00
|
|
|
from grgsm.trx import ctrl_if_bb
|
|
|
|
from grgsm.trx import radio_if
|
|
|
|
from grgsm.trx import fake_pm
|
2018-09-05 19:36:34 +00:00
|
|
|
from argparse import ArgumentParser
|
2017-09-19 06:04:33 +00:00
|
|
|
|
|
|
|
COPYRIGHT = \
|
2018-08-09 17:20:03 +00:00
|
|
|
"Copyright (C) 2016-2018 by Vadim Yanitskiy <axilirator@gmail.com>\n" \
|
2018-09-05 19:36:34 +00:00
|
|
|
"Copyright (C) 2017-2018 by Piotr Krysik <ptrkrysik@gmail.com>\n" \
|
2017-09-19 06:04:33 +00:00
|
|
|
"License GPLv2+: GNU GPL version 2 or later " \
|
|
|
|
"<http://gnu.org/licenses/gpl.html>\n" \
|
|
|
|
"This is free software: you are free to change and redistribute it.\n" \
|
|
|
|
"There is NO WARRANTY, to the extent permitted by law.\n"
|
|
|
|
|
2018-09-05 19:36:34 +00:00
|
|
|
class grgsm_trx:
|
|
|
|
def __init__(self,
|
|
|
|
remote_addr,
|
|
|
|
bind_addr,
|
|
|
|
base_port,
|
|
|
|
args,
|
|
|
|
sample_rate,
|
|
|
|
rx_gain,
|
|
|
|
tx_gain,
|
|
|
|
rx_antenna,
|
|
|
|
tx_antenna,
|
|
|
|
freq_offset,
|
|
|
|
ppm):
|
|
|
|
self.remote_addr = remote_addr
|
|
|
|
self.bind_addr = bind_addr
|
|
|
|
self.base_port = base_port
|
|
|
|
self.phy_args = args
|
|
|
|
self.phy_sample_rate = sample_rate
|
|
|
|
self.phy_rx_gain = rx_gain
|
|
|
|
self.phy_tx_gain = tx_gain
|
|
|
|
self.phy_rx_antenna = rx_antenna
|
|
|
|
self.phy_tx_antenna = tx_antenna
|
|
|
|
self.phy_freq_offset = freq_offset
|
|
|
|
self.phy_ppm = ppm
|
2017-09-19 06:04:33 +00:00
|
|
|
|
|
|
|
# Set up signal handlers
|
|
|
|
signal.signal(signal.SIGINT, self.sig_handler)
|
|
|
|
|
|
|
|
def run(self):
|
|
|
|
# Init Radio interface
|
2017-10-17 04:14:48 +00:00
|
|
|
self.radio = radio_if(self.phy_args, self.phy_sample_rate,
|
2017-10-17 04:47:36 +00:00
|
|
|
self.phy_rx_gain, self.phy_tx_gain, self.phy_ppm,
|
2018-09-05 19:36:34 +00:00
|
|
|
self.phy_rx_antenna, self.phy_tx_antenna, self.phy_freq_offset,
|
2018-08-09 17:20:03 +00:00
|
|
|
self.bind_addr, self.remote_addr,
|
|
|
|
self.base_port)
|
2017-09-19 06:04:33 +00:00
|
|
|
|
|
|
|
# Power measurement emulation
|
|
|
|
# Noise: -120 .. -105
|
|
|
|
# BTS: -75 .. -50
|
2017-10-17 00:21:59 +00:00
|
|
|
self.pm = fake_pm(-120, -105, -75, -50)
|
2017-09-19 06:04:33 +00:00
|
|
|
|
|
|
|
# Init TRX CTRL interface
|
2018-08-09 17:20:03 +00:00
|
|
|
self.server = ctrl_if_bb(
|
|
|
|
self.remote_addr, self.base_port + 101,
|
|
|
|
self.bind_addr, self.base_port + 1,
|
2017-09-19 06:04:33 +00:00
|
|
|
self.radio, self.pm)
|
|
|
|
|
|
|
|
print("[i] Init complete")
|
|
|
|
|
|
|
|
# Enter main loop
|
|
|
|
while True:
|
|
|
|
self.server.loop()
|
|
|
|
|
|
|
|
def shutdown(self):
|
|
|
|
print("[i] Shutting down...")
|
|
|
|
self.radio.shutdown()
|
|
|
|
|
|
|
|
def sig_handler(self, signum, frame):
|
|
|
|
print("Signal %d received" % signum)
|
|
|
|
if signum is signal.SIGINT:
|
|
|
|
self.shutdown()
|
|
|
|
sys.exit(0)
|
|
|
|
|
2018-09-05 19:36:34 +00:00
|
|
|
def parse_args():
|
|
|
|
description = 'Burst transceiver for GSM Mobile Station'
|
|
|
|
parser = ArgumentParser(prog="grgsm_trx", usage='%(prog)s [options]',
|
|
|
|
description=description)
|
|
|
|
# TRX specific
|
|
|
|
parser.add_argument("-i", "--remote-addr", dest="remote_addr", type=str,
|
|
|
|
default='127.0.0.1',
|
|
|
|
help="Set remote address default=%(default)s")
|
|
|
|
parser.add_argument("-b", "--bind-addr", dest="bind_addr", type=str,
|
|
|
|
default='0.0.0.0',
|
|
|
|
help="Set bind address default=%(default)s")
|
|
|
|
parser.add_argument(
|
|
|
|
"-p", "--base_port", dest="base_port", type=int,
|
|
|
|
default=6700,
|
|
|
|
help="Set base port number default=%(default)s")
|
|
|
|
|
|
|
|
# PHY specific
|
|
|
|
parser.add_argument("-a", "--args", dest="args", type=str,
|
|
|
|
default="",
|
|
|
|
help="Set Device Arguments default=%(default)s")
|
|
|
|
parser.add_argument("-s", "--sample-rate", dest="sample_rate", type=float,
|
|
|
|
default=1083333.3333333333,
|
|
|
|
help="Set samp_rate default=%(default)s")
|
|
|
|
parser.add_argument("-g", "--rx-gain", dest="rx_gain", type=float,
|
|
|
|
default=30,
|
|
|
|
help="Set RX gain default=%(default)s")
|
|
|
|
parser.add_argument("-G", "--tx-gain", dest="tx_gain", type=float,
|
|
|
|
default=10,
|
|
|
|
help="Set TX gain default=%(default)s")
|
|
|
|
parser.add_argument("--rx-antenna", dest="rx_antenna", type=str,
|
|
|
|
default="RX2",
|
|
|
|
help="Set RX antenna")
|
|
|
|
parser.add_argument("--tx-antenna", dest="tx_antenna", type=str,
|
|
|
|
default='TX/RX',
|
|
|
|
help="Set TX antenna default=%(default)s")
|
|
|
|
parser.add_argument(
|
|
|
|
"--freq-offset", dest="freq_offset", type=float,
|
|
|
|
default=0,
|
|
|
|
help="Shift Tx and Rx frequencies default=%(default)s")
|
|
|
|
parser.add_argument("--ppm", dest="ppm", type=float,
|
|
|
|
default=0,
|
|
|
|
help="Set ppm default=%(default)s")
|
|
|
|
|
|
|
|
return parser.parse_args()
|
|
|
|
|
|
|
|
def main():
|
|
|
|
print(COPYRIGHT)
|
|
|
|
options = parse_args()
|
|
|
|
app = grgsm_trx(
|
|
|
|
remote_addr=options.remote_addr,
|
|
|
|
bind_addr=options.bind_addr,
|
|
|
|
base_port=options.base_port,
|
|
|
|
args=options.args,
|
|
|
|
sample_rate=options.sample_rate,
|
|
|
|
rx_gain=options.rx_gain,
|
|
|
|
tx_gain=options.tx_gain,
|
|
|
|
rx_antenna=options.rx_antenna,
|
|
|
|
tx_antenna=options.tx_antenna,
|
|
|
|
freq_offset=options.freq_offset,
|
|
|
|
ppm=options.ppm)
|
2017-09-19 06:04:33 +00:00
|
|
|
app.run()
|
2018-09-05 19:36:34 +00:00
|
|
|
|
|
|
|
if __name__ == '__main__':
|
|
|
|
main()
|