FreeCalypso > hg > freecalypso-sw

annotate README @ 152:26472940e5b0

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author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sun, 17 Nov 2013 04:59:55 +0000
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1 You are looking at the top level of the freecalypso-sw source code tree.
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2 The subtrees of this source tree are as follows:
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3
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4 gsm-fw This tree contains the early beginnings of my (Michael
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5 Spacefalcon's) attempt to recreate TI's GSM firmware suite for
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6 modems and basic phones, consisting of Nucleus RTOS, RiViera
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7 and GPF frameworks, TI's BSP/driver and L1 code, Condat G23
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8 GSM/GPRS protocol stack, AT command interpreter and UI layers.
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9 The current code is in the earliest embryonic stages of
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10 development, and does not do anything useful yet.
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12 loadtools The suite of tools which run on a development host machine
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13 (normally PC/Linux desktop or laptop) and communicate with
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14 Calypso targets. Starting from the Calypso ROM bootloader,
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15 these tools allow you to peek and poke registers, read and
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16 program flash, and load and execute experimental code in IRAM
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17 or XRAM.
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19 rvinterf In common with TI's original fw, FreeCalypso GSM fw implements
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20 the so-called RiViera serial MUX, which is a binary packet
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21 protocol for multiplexing many kinds of debug and development
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22 traffic over just one available physical serial port. This
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23 rvinterf directory contains the early beginnings of our suite
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24 of tools for connecting to this RV serial interface, supporting
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25 both our own gsm-fw as well as some existing proprietary
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26 firmwares to the extent to which they are compatible.
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28 target-utils These are utilities which run on Calypso targets, but which are
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29 independent of Nucleus, of any other RTOS, and of any larger
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30 firmware suite, i.e., totally standalone. The two current
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31 utilities are loadagent, which is common for all currently
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32 supported Calypso targets and is required in order to use
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33 fc-loadtool or fc-xram (see loadtools), and pirexplore - the
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34 latter is a hardware exploration utility specific to the
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35 Pirelli DP-L10 target.
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36
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37 toolchain Scripts and patches for building the gcc+binutils toolchain
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38 targeting ARM7, the CPU core of the Calypso GSM/GPRS baseband
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39 processor. You'll need to build and install this toolchain
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40 first before you can build gsm-fw or target-utils.