Embedded Linux

yhlu yinghailu at gmail.com
Tue Feb 22 09:24:01 CET 2005

Why waste time on that?

USB stick should be big enough to put (kernel+Initrd)elf in it.

LinuxBIOS-->FILO in Etherboot-->ELF on USB-->console... flash_rom and
get image from USB too.


On Tue, 22 Feb 2005 20:43:47 +0100, Stefan Reinauer <stepan at openbios.org> wrote:
> * Gin <ginlin at nexcom.com.tw> [050222 12:47]:
> > >If it's just about reading a file from usb and writing it to flash, you
> > >might want to have a look at filo. It should be easy to integrate the
> > >functionality of flash_rom into it, so you don't need a full blown
> > linux
> > >system in flash.
> >
> > That will be a good idea if FILO can launch the flash_rom program but I
> > thought FILO is excepting a bootable image.
> > So I guess the effort will be in "How to make FILO run an executable?"
> > Don't' know if I miss anything.
> The idea is rather to add the code of flash_rom into filo and have
> filo's filesystem layer only load the flash image from usb. This should
> be doable in a whole of 30k I would bet. Since both filo and flash_rom
> are rather small and clean, integration should not be too much of an
> effort. Otherwise you would have to add minimal console and libc
> functionality to flash_rom which filo already has.
>   Stefan
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