Re: [Contiki-developers] ELF loader for ARM

[Moritz S. <Mor...@cs...>]

Am 2014-11-26 um 23:28 schrieb François Revol:
> On 26/11/2014 18:10, Francisco Javier Acosta Padilla wrote:
>> > Hi all,
>> > 
>> > I'm working with a contiki version ported for ARM processors, used
>> > in a testbed called iot-lab. The platform embeds a Cortex-M3 MCU
>> > and the characteristics are described here:
>> > 
>> > https://www.iot-lab.info/hardware/m3/
>> > 
>> > I'm trying to port the ELF loader for this platform. It usually
>> > should be achieved by doing this:
>> > 
>> > https://github.com/contiki-os/contiki/wiki/The-dynamic-loader#ELF_Loader_Internals
>> >
>> >  Unfortunately, the arm-non-eabi-gcc compiler produces ELF files
>> > with several .text .data and .rodata sections, which are
>> > incompatible with the current ELF loader.
> You'll probably want to use your own linker script to merge all those
> sections...

Fixed that issue for msp430 and minilink (had to merge .text and
.rodata). Shouldn't be too difficult to adopt the linker script.
https://github.com/cmorty/contiki-minilink

Morty

-- 
Dipl.-Ing. Moritz 'Morty' Strübe (Wissenschaftlicher Mitarbeiter)
Lehrstuhl für Informatik 4 (Verteilte Systeme und Betriebssysteme)
Friedrich-Alexander-Universität Erlangen-Nürnberg
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