Dear Simon,

In message <caah8qsyopv-hftdcwmbmu+fdcpqwwqtbnzddyqfyv6ic1eo...@mail.gmail.com> 
you wrote:
>
> > Only if you use signed images.  With plain U-Boot, there is not even
> > a checksum for it...
>
> When SPL loads U-Boot from a legacy image, isn't there a CRC involved over
> the full image including the environment?

Yes, but when - for example - the compiled in default environment
gets corrupted while loading from the storage device or while
writing it to RAM, there will be zero check when reading it.

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
Randal said it would be tough to do in sed. He didn't say  he  didn't
understand  sed.  Randal  understands sed quite well. Which is why he
uses Perl. :-)         - Larry Wall in <7...@jpl-devvax.jpl.nasa.gov>
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