[U-Boot] booting os 'Unknown OS' (1) is not supported

Alexander Khryukin alexander at mezon.ru
Fri Jan 17 17:57:00 CET 2014


You have any suggestion how i can fix or hack it?
I really have no clue what's wrong and why it's working with android kernel
and not with mainline.


2014/1/17 Detlev Zundel <dzu at denx.de>

> Hi Alexander,
>
> > Might i need a special arguments for mkimage
> > to set up OS in headers of uImage?
>
> One needs parameters for that, but the information looks ok:
>
> [...]
>
> >> [fedya at discordy linux-linaro-tracking]$ mkimage -l arch/arm/boot/uImage
> >> Image Name:   Linux-3.13.0-rc8
> >> Created:      Fri Jan 17 15:47:36 2014
> >>
> >> Image Type:   ARM Linux Kernel Image (uncompressed)
>                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>
> If you check common/image.c:261 (image_print_type), you'll see that this
> is correctly decoded from the image, so the image seems perfectly fine.
> It just makes no sense that U-Boot then complains about an unknown OS.
> This means that between the time the header is printed and between the
> time the code wants to boot it, the memory does not contain what it
> should anymore.
>
> Cheers
>   Detlev
>
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