MLO doesn't work, rest is ok

Sascha Hauer s.hauer at pengutronix.de
Wed Sep 5 07:15:49 EDT 2012


On Wed, Sep 05, 2012 at 01:01:54PM +0200, Norbert Roos wrote:
> On 09/05/2012 12:53 PM, Sascha Hauer wrote:
> 
> >What gcc version do you have?
> 
> gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5)

Maybe you could try an older toolchain. There are some dark memories in
my mind, but it could also be that my mind is fooling me...

> 
> Is there something which i could quickly check in the MLO, a
> checksum for example? Only if you know something, otherwise i can
> look it up in the OMAP manual, what he is doing to accept the MLO.
> 
> As i said, it seems he doesn't like the MLO, because he's skipping
> to the next boot source..

The MLO is generated from barebox.bin with the omap_signGP tool. It
seems the header is 520byte in size. You could compare these between
both images. I don't know though if this is enough for the OMAP ROM code
to detect a valid image.

Sascha

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