Changes between Version 10 and Version 11 of Hardware/jCM/cCM2/bDev


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Timestamp:
Jun 12, 2011, 8:24:36 AM (13 years ago)
Author:
seskar
Comment:

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  • Hardware/jCM/cCM2/bDev

    v10 v11  
    1 = Development Environment =
     1== Development Environment ==
    22
    33SB3 is used for CM2 firware code development. In addition to all the necessary software, SB3 console has USB based JTAG programmer attached.
    44[[Image(SB3.jpg)]]
    55 
    6 == Prerequisites ==
     6=== Prerequisites ===
    77
    88Prerequisites include SUN JDK but only if you want to use Eclipse for development.
    … …  
    1212}}}
    1313
    14 == Firmware Programming ==
     14=== Firmware Programming ===
    1515
    1616CM2 build configuration is done by overriding variables from the first few hundred lines of the Makefile on the {{{make}}} command line.
    1717
    18 === JTAG Programmer Hardware ===
     18==== JTAG Programmer Hardware ====
    1919
    2020We are using Olimex [http://www.olimex.com/dev/arm-usb-ocd.html ARM-USB-OCD] USB based JTAG debugger that is attached to the JTAG port on the CM2 board (JXX).
    … …  
    2222[[Image(JTAG.jpg)]]
    2323 
    24 === JTAG Programmer Software ===
     24==== JTAG Programmer Software ====
    2525
    2626Software used for debugging and internal flash programming is [http://openfacts.berlios.de/index-en.phtml?title=Open_On-Chip_Debugger OpenOCD] (standard Debian package - {{{ apt-get isntall openocd }}} ).
    … …  
    4242}}}
    4343
    44 == Cross-compiler ==
     44=== Cross-compiler ===
    4545
    4646Software development environment is based on the latest version of gcc, binutils, and newlib.  There are two tricks to compiling these tools: one is to use separate build directories, the other is to bootstrap a C compiler against the newlib headers, compile newlib with that compiler, then compile another C compiler with newlib installed.  Interwork and Multilib support are necessary.
    … …  
    7070This build procedure is what makes people balk at building vanilla arm-elf debian packages.  Not that it's a lot of commands, but that there's a chicken and egg problem with newlib.
    7171
    72 == Debugger ==
     72=== Debugger ===
    7373
    7474Use [source:CM2/trunk/gdbinit-rom gdb initialization file] to properly interact with the JTAG debugger: