FreeCalypso > hg > freecalypso-tools

annotate README @ 536:dc05170ab113

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fc-xram JTAG mode (-j) implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 19 Jun 2019 22:20:24 +0000
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1 You are looking at the top level of the FreeCalypso host tools package. All
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2 tools in this package have been written to run on a Unix-based or Unix-like
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3 host system, such as a GNU/Linux PC or laptop, with the expectation that the
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4 user will compile them from the source using her regular system C compiler.
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5 See INSTALL for installation instructions. Most of these tools interface to
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6 and operate on Calypso-based GSM devices, while a few perform some ancillary
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7 functions. Please see doc/Host-tools-overview for the listing of what tools
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8 are available and what they do.
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10 The most commonly needed tool for flashing firmware images (fc-loadtool) and
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11 some of the more rarely needed tools (fc-xram, fc-iram when used with Mot C1xx
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12 phones, and fc-buzplay) have target-side components, i.e., a part of their
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13 functionality is implemented in Calypso ARM7 code pieces which these tools feed
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14 to the Calypso chip's boot ROM or to Mot/Compal's bootloader on Mot C1xx phones.
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15 The most important of these ARM7 code pieces is loadagent (implements flash
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16 reading and writing, hardware peeks and pokes, and the chain loading function
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17 for fc-xram) which is needed for all of our supported Calypso targets (it is
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18 also common to all of them, no variants), and the second most important piece
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19 is compalstage, which is needed for Compal (Mot C1xx) phones only.
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21 If you are working with a packaged release of FC host tools, as opposed to a
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22 random snapshot of the source tree, precompiled binaries for loadagent and
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23 compalstage will be included in the target-bin directory, otherwise you will
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24 need to build them from source: the source for loadagent and compalstage (plus
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25 a few extra target utilities that are of interest only to developers) resides
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26 in target-utils, and you will first need to build and install a special ARM7
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27 gcc toolchain as explained in the INSTALL document.
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29 There is a good amount of documentation included in the doc directory, and
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30 there is more documentation in our dedicated freecalypso-docs repository:
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32 https://bitbucket.org/falconian/freecalypso-docs