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Re: kinetis kwikstik's ecos trouble
On 26.06.2012 08:39, tangwei wrote:
> Dear all,
> redboot have run on my kwikstik ok, but I am not sure whether the ecos is OK, my steps is below:
> use the CVS version which contains freescale's kwikstik template,
> 1. use the default setting for kwikstik to get the "libtarget.a" and etc;2. build the examples from the ecos/examples/ ,such as hello.c ,twothreads.c ,simple-alarm.c
> use the command below
> /opt/ecos/gnutools/arm-eabi/bin/arm-eabi-gcc -g -D_ECOS -I ../../test/default_install/include/ simple-alarm.c -L ../../test/default_install/lib -Ttarget.ld -nostdlib
This command line isn't correct. Should contain flags: -mthumb
-mcpu=cortex-m3 (if you are using gcc-4.6 or newer you can also put
-mcpu=cortex-m4)
Recommended: -O2
I recommend you, as a template, to use the Makefile provided with examples.
I hope this helps.
Ilija
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