Re: [ECOS] RE: porting ecos on ec555 light

[Bob Koninckx <bob dot koninckx at mech dot kuleuven dot ac dot be>]

On Tue, 2003-07-08 at 08:26, Aakash Jain wrote:
> Hi Bob,
> 
> >> I followed the instructions for rebuilding redboot and generated the
> >> .elf redboot (ROM version) image. The problem now is that the elf
> file
> >> is 593.1KB, much bigger than the internal flash of the MPC555 of
> 448KB.
> >> So, now my problem is: a) how strip or section the elf and convert to
> a
> >> binary image, and b) then download it onto the flash memory. Can I
> use
> >> the NVM GMD provided by Motorola to do so? If so, how?
> 
> > a) powerpc-eabi-objcopy -O binary redboot.elf redboot.bin
> >   You have been reading the documentation, have you ?
> > b) don't know this NVM GMD thing
> 
> How do you download the ROM version of Redboot into the flash memory
> then? Did you write your own code or are there any drivers or flash
> programmers for the MPC555 available?

Ah, now I see. GMD is the General Market Driver isn't it? That I know.
Actually, I wrote my own programmer based on that. There certainly are
commercial tools available also. Have a look at e.g.
http://www.ocdemon.net

Bob

>  
> Best,
> Aakash


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