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Re: Questions about the building process (Olimex lime2)

On Thu, Jul 11, 2019 at 11:18:42AM +0200, Martin Husemann wrote:
> On Thu, Jul 11, 2019 at 11:06:02AM +0200, tlaronde%polynum.com@localhost wrote:
> > Yes ;-) u-boot is compiled in pkgsrc and added after. But I mean the 
> > files present in the FAT partition of the image?
> > 
> > Is u-boot compiled to directly load NetBSD or chainload a NetBSD second
> > stage bootloader dedicated to load the NetBSD kernel and does not use 
> > any of the scripts in the FAT partition? Or are these scripts used to
> > decide what and where to load?
> U-boot comes with a default environment and scripts in that, we do not
> modify that part (for the boards I know about).
> It typically finds the efi boot loader and that loads NetBSD from the FFS
> partition.
> > And, secondly, are the dtb files in the FAT partition used by u-boot and
> > NetBSD, or only by u-boot (NetBSD taking them somewhere else) or even 
> > not used by u-boot (here as a Linux artefact)?
> U-boot comes with its own DTB build in. The dtb files in the FAT partition
> are passed to the NetBSD kernel (if one matching your board is found, otherwise
> the u-boot build in one is used).

Thank you! Much clearer now!
        Thierry Laronde <tlaronde +AT+ polynum +dot+ com>
Key fingerprint = 0FF7 E906 FBAF FE95 FD89  250D 52B1 AE95 6006 F40C

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