Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 1 | #!/usr/bin/env python2 |
| 2 | # -*- coding: utf-8 -*- |
| 3 | |
| 4 | # GR-GSM based transceiver |
| 5 | # |
Vadim Yanitskiy | 2165584 | 2018-08-10 00:20:03 +0700 | [diff] [blame] | 6 | # (C) 2016-2018 by Vadim Yanitskiy <axilirator@gmail.com> |
Piotr Krysik | fcb64a8 | 2018-09-05 21:36:34 +0200 | [diff] [blame^] | 7 | # (C) 2017-2018 by Piotr Krysik <ptrkrysik@gmail.com> |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 8 | # |
| 9 | # All Rights Reserved |
| 10 | # |
| 11 | # This program is free software; you can redistribute it and/or modify |
| 12 | # it under the terms of the GNU General Public License as published by |
| 13 | # the Free Software Foundation; either version 2 of the License, or |
| 14 | # (at your option) any later version. |
| 15 | # |
| 16 | # This program is distributed in the hope that it will be useful, |
| 17 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | # GNU General Public License for more details. |
| 20 | # |
| 21 | # You should have received a copy of the GNU General Public License along |
| 22 | # with this program; if not, write to the Free Software Foundation, Inc., |
| 23 | # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 24 | |
| 25 | import signal |
| 26 | import getopt |
| 27 | import sys |
| 28 | |
Vadim Yanitskiy | 3f9abbd | 2018-08-10 05:29:23 +0700 | [diff] [blame] | 29 | from gnuradio import eng_notation |
| 30 | |
Vadim Yanitskiy | ba7ad29 | 2017-10-17 07:21:59 +0700 | [diff] [blame] | 31 | from grgsm.trx import ctrl_if_bb |
| 32 | from grgsm.trx import radio_if |
| 33 | from grgsm.trx import fake_pm |
Piotr Krysik | fcb64a8 | 2018-09-05 21:36:34 +0200 | [diff] [blame^] | 34 | from argparse import ArgumentParser |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 35 | |
| 36 | COPYRIGHT = \ |
Vadim Yanitskiy | 2165584 | 2018-08-10 00:20:03 +0700 | [diff] [blame] | 37 | "Copyright (C) 2016-2018 by Vadim Yanitskiy <axilirator@gmail.com>\n" \ |
Piotr Krysik | fcb64a8 | 2018-09-05 21:36:34 +0200 | [diff] [blame^] | 38 | "Copyright (C) 2017-2018 by Piotr Krysik <ptrkrysik@gmail.com>\n" \ |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 39 | "License GPLv2+: GNU GPL version 2 or later " \ |
| 40 | "<http://gnu.org/licenses/gpl.html>\n" \ |
| 41 | "This is free software: you are free to change and redistribute it.\n" \ |
| 42 | "There is NO WARRANTY, to the extent permitted by law.\n" |
| 43 | |
Piotr Krysik | fcb64a8 | 2018-09-05 21:36:34 +0200 | [diff] [blame^] | 44 | class grgsm_trx: |
| 45 | def __init__(self, |
| 46 | remote_addr, |
| 47 | bind_addr, |
| 48 | base_port, |
| 49 | args, |
| 50 | sample_rate, |
| 51 | rx_gain, |
| 52 | tx_gain, |
| 53 | rx_antenna, |
| 54 | tx_antenna, |
| 55 | freq_offset, |
| 56 | ppm): |
| 57 | self.remote_addr = remote_addr |
| 58 | self.bind_addr = bind_addr |
| 59 | self.base_port = base_port |
| 60 | self.phy_args = args |
| 61 | self.phy_sample_rate = sample_rate |
| 62 | self.phy_rx_gain = rx_gain |
| 63 | self.phy_tx_gain = tx_gain |
| 64 | self.phy_rx_antenna = rx_antenna |
| 65 | self.phy_tx_antenna = tx_antenna |
| 66 | self.phy_freq_offset = freq_offset |
| 67 | self.phy_ppm = ppm |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 68 | |
| 69 | # Set up signal handlers |
| 70 | signal.signal(signal.SIGINT, self.sig_handler) |
| 71 | |
| 72 | def run(self): |
| 73 | # Init Radio interface |
Vadim Yanitskiy | 5d68aa5 | 2017-10-17 11:14:48 +0700 | [diff] [blame] | 74 | self.radio = radio_if(self.phy_args, self.phy_sample_rate, |
Vadim Yanitskiy | 790b6f0 | 2017-10-17 11:47:36 +0700 | [diff] [blame] | 75 | self.phy_rx_gain, self.phy_tx_gain, self.phy_ppm, |
Piotr Krysik | fcb64a8 | 2018-09-05 21:36:34 +0200 | [diff] [blame^] | 76 | self.phy_rx_antenna, self.phy_tx_antenna, self.phy_freq_offset, |
Vadim Yanitskiy | 2165584 | 2018-08-10 00:20:03 +0700 | [diff] [blame] | 77 | self.bind_addr, self.remote_addr, |
| 78 | self.base_port) |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 79 | |
| 80 | # Power measurement emulation |
| 81 | # Noise: -120 .. -105 |
| 82 | # BTS: -75 .. -50 |
Vadim Yanitskiy | ba7ad29 | 2017-10-17 07:21:59 +0700 | [diff] [blame] | 83 | self.pm = fake_pm(-120, -105, -75, -50) |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 84 | |
| 85 | # Init TRX CTRL interface |
Vadim Yanitskiy | 2165584 | 2018-08-10 00:20:03 +0700 | [diff] [blame] | 86 | self.server = ctrl_if_bb( |
| 87 | self.remote_addr, self.base_port + 101, |
| 88 | self.bind_addr, self.base_port + 1, |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 89 | self.radio, self.pm) |
| 90 | |
| 91 | print("[i] Init complete") |
| 92 | |
| 93 | # Enter main loop |
| 94 | while True: |
| 95 | self.server.loop() |
| 96 | |
| 97 | def shutdown(self): |
| 98 | print("[i] Shutting down...") |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 99 | self.radio.shutdown() |
| 100 | |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 101 | def sig_handler(self, signum, frame): |
| 102 | print("Signal %d received" % signum) |
| 103 | if signum is signal.SIGINT: |
| 104 | self.shutdown() |
| 105 | sys.exit(0) |
| 106 | |
Piotr Krysik | fcb64a8 | 2018-09-05 21:36:34 +0200 | [diff] [blame^] | 107 | def parse_args(): |
| 108 | description = 'Burst transceiver for GSM Mobile Station' |
| 109 | parser = ArgumentParser(prog="grgsm_trx", usage='%(prog)s [options]', |
| 110 | description=description) |
| 111 | # TRX specific |
| 112 | parser.add_argument("-i", "--remote-addr", dest="remote_addr", type=str, |
| 113 | default='127.0.0.1', |
| 114 | help="Set remote address default=%(default)s") |
| 115 | parser.add_argument("-b", "--bind-addr", dest="bind_addr", type=str, |
| 116 | default='0.0.0.0', |
| 117 | help="Set bind address default=%(default)s") |
| 118 | parser.add_argument( |
| 119 | "-p", "--base_port", dest="base_port", type=int, |
| 120 | default=6700, |
| 121 | help="Set base port number default=%(default)s") |
| 122 | |
| 123 | # PHY specific |
| 124 | parser.add_argument("-a", "--args", dest="args", type=str, |
| 125 | default="", |
| 126 | help="Set Device Arguments default=%(default)s") |
| 127 | parser.add_argument("-s", "--sample-rate", dest="sample_rate", type=float, |
| 128 | default=1083333.3333333333, |
| 129 | help="Set samp_rate default=%(default)s") |
| 130 | parser.add_argument("-g", "--rx-gain", dest="rx_gain", type=float, |
| 131 | default=30, |
| 132 | help="Set RX gain default=%(default)s") |
| 133 | parser.add_argument("-G", "--tx-gain", dest="tx_gain", type=float, |
| 134 | default=10, |
| 135 | help="Set TX gain default=%(default)s") |
| 136 | parser.add_argument("--rx-antenna", dest="rx_antenna", type=str, |
| 137 | default="RX2", |
| 138 | help="Set RX antenna") |
| 139 | parser.add_argument("--tx-antenna", dest="tx_antenna", type=str, |
| 140 | default='TX/RX', |
| 141 | help="Set TX antenna default=%(default)s") |
| 142 | parser.add_argument( |
| 143 | "--freq-offset", dest="freq_offset", type=float, |
| 144 | default=0, |
| 145 | help="Shift Tx and Rx frequencies default=%(default)s") |
| 146 | parser.add_argument("--ppm", dest="ppm", type=float, |
| 147 | default=0, |
| 148 | help="Set ppm default=%(default)s") |
| 149 | |
| 150 | return parser.parse_args() |
| 151 | |
| 152 | def main(): |
| 153 | print(COPYRIGHT) |
| 154 | options = parse_args() |
| 155 | app = grgsm_trx( |
| 156 | remote_addr=options.remote_addr, |
| 157 | bind_addr=options.bind_addr, |
| 158 | base_port=options.base_port, |
| 159 | args=options.args, |
| 160 | sample_rate=options.sample_rate, |
| 161 | rx_gain=options.rx_gain, |
| 162 | tx_gain=options.tx_gain, |
| 163 | rx_antenna=options.rx_antenna, |
| 164 | tx_antenna=options.tx_antenna, |
| 165 | freq_offset=options.freq_offset, |
| 166 | ppm=options.ppm) |
Piotr Krysik | 902f4eb | 2017-09-19 08:04:33 +0200 | [diff] [blame] | 167 | app.run() |
Piotr Krysik | fcb64a8 | 2018-09-05 21:36:34 +0200 | [diff] [blame^] | 168 | |
| 169 | if __name__ == '__main__': |
| 170 | main() |