FreeCalypso > hg > freecalypso-tools

annotate rvinterf/doc/rvtdump.usage @ 609:ffd606adb039

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CHANGES: libserial ASYNC_LOW_LATENCY change documented
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 22 Feb 2020 19:07:46 +0000
parents e7502631a0f9
children
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1 Rvtdump is a utility that listens on a serial port, receives traces or any other
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2 packets emitted by the running firmware of a GSM device in TI's RVTMUX format,
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3 decodes them into readable ASCII and emits them to stdout and/or to a log file.
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4 It is to be invoked as follows:
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5
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6 rvtdump [options] /dev/ttyXXX
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7
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8 where the sole non-option argument is the serial port it should open and listen
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9 on.
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10
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11 The available options are:
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12
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13 -b
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15 Normally the rvtdump process remains in the foreground and emits its
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16 output on stdout. The -b option suppresses the normal output and causes
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17 rvtdump to put itself in the background: fork at startup, then have the
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18 parent exit while the child remains running. -b is not useful and not
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19 allowed without -l.
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20
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21 -B baud
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23 Selects which RVTMUX serial channel baud rate our tool should listen
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24 for. Defaults to 115200 baud, which appears to be TI's default and is
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25 correct for mokoN, leo2moko and Pirelli's fw. Use -B 57600 for Compal's
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26 RVTMUX, the one accessible via **16379#.
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27
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28 -d <file descriptor number>
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30 This option is not meant for direct use by human users. It is inserted
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31 automatically when rvtdump is launched from fc-xram as the secondary
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32 program that immediately takes over the serial channel.
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33
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34 -l logfile
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36 Log all received and decoded packets into the specified file in addition
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37 to (without -b) or instead of (with -b) dumping them on stdout. Each
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38 line in the log file is also time-stamped; the timestamps are in GMT
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39 (gmtime(3)) instead of local time - Spacefalcon the Outlaw dislikes
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40 local times.