mirror of https://gerrit.osmocom.org/libusrp
81 lines
2.4 KiB
Python
Executable File
81 lines
2.4 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Copyright 2006,2007 Free Software Foundation, Inc.
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#
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# This file is part of GNU Radio
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#
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# GNU Radio is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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#
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# GNU Radio is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNU Radio; see the file COPYING. If not, write to
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# the Free Software Foundation, Inc., 51 Franklin Street,
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# Boston, MA 02110-1301, USA.
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#
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from usrpm.usrp_prims import *
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from optparse import OptionParser
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import sys
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import time
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def open_cmd_interface(which_board = 0):
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if not usrp_load_standard_bits (which_board, 0):
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raise RuntimeError, "usrp_load_standard_bits"
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dev = usrp_find_device (which_board)
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if not dev:
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raise RuntimeError, "usrp_find_device"
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u = usrp_open_cmd_interface (dev)
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if not u:
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raise RuntimeError, "usrp_open_cmd_interface"
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return u
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def write_serial_number_eeprom(u, serial_number):
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if not str(serial_number):
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raise TypeError
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i2c_addr = 0x50 # usrp boot rom
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serial_number_offset = 248 # offset to serial number
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serial_number_len = 8 # length of serial number
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lsn = len(serial_number)
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if lsn > serial_number_len:
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serial_number = serial_number[0:serial_number_len]
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if lsn < serial_number_len:
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serial_number = serial_number + (serial_number_len - lsn) * ' '
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ok = usrp_eeprom_write (u, i2c_addr, serial_number_offset, serial_number)
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return ok
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def main():
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default_serial_number = hex(int(time.time()))[2:]
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parser = OptionParser()
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parser.add_option ("-s", "--serial-number", default=default_serial_number,
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help="set serial number [default=%default]")
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(options, args) = parser.parse_args ()
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if len(args) != 0:
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parser.print_help()
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sys.exit(1)
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u = open_cmd_interface (0)
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ok = write_serial_number_eeprom(u, options.serial_number)
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if ok:
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sys.exit(0)
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else:
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sys.exit(1)
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if __name__ == "__main__":
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main ()
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