[ECOS] Re: Eclipse / CDT without Makefile Project

[John Dallaway]

Mike

On 20/12/12 07:44, Michael Jones wrote:

> I have been trying to make an Eclipse/CDT (Juno) project for eCos, but not a
> Makefile project. Mainly so that it can navigate to h files, and try to see
> if it will drive GDB.
> 
> Eclipse seems to ignore linker options and do its own thing. For example, for
> the linker I have:
> 
> -mcpu=cortex-m3 -mthumb -Wl,--gc-sections -Wl,-static -Wl,-n -g -v -nostdlib -T../../ecos/TWR-K60D100M_install/lib/target.ld
> 
> But, it appears that some options, like -T are ignored. And the linker tries
> to link in crt0.o, even if I set the compile options to not include startup
> files.

You are missing the -L linker option specifying the library search path
(location of libtarget.a). Try modifying your command line as follows:

> -mcpu=cortex-m3 -mthumb -Wl,--gc-sections -Wl,-static -Wl,-n -g -v -nostdlib -L../../ecos/TWR-K60D100M_install/lib -Ttarget.ld

I hope this helps...

John Dallaway
eCos maintainer
http://www.dallaway.org.uk/john

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