Re: [coreboot] [PATCH] bios_extract

[Luc Verhaegen]

On Tue, Dec 22, 2009 at 12:54:33AM +0100, Rudolf Marek wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> > there is a flag for uncompressed module 0x90 instead of 0x80 dunno why
> > if the module size in rom > 0xffff some bytes before the structure are used
> >
> > as size, the second number looks like crc maybe.
>
> It turns out the extra header is there for all modules.
>
> The unknown value is a simple 32bit sum over HEADER and BODY to sum up to 0 ;)
>
> Dont know how it works for compressed modules nor how it works for modules with
> not multiple of 4. It should be easy to get.
>
> Rudolf

I have seen these headers on compressed too i think. Will have another 
look at the 2MB module to check. In the meantime, we should add this 
info.

Luc Verhaegen.