[U-Boot-Users] New Image format: headers hashes.
Luigi 'Comio' Mantellini
luigi.mantellini at idf-hit.com
Thu Mar 27 17:06:43 CET 2008
On gio, 2008-03-27 at 12:13 +0100, Luigi 'Comio' Mantellini wrote:
>
>
> - The mkimage calculate hashes before that timestamp is added to
> image.
> is it better exchange the order of these operations (before add
> timestamp then calculate hashes)?
> - Does the new format assure that the complete image (_all_ sections,
> images, ramdisks, configurations, blobs) are covered by at least an
> hash
> value? should mkimage add at least a hash value for the root node?
>
In addition to the previous question:
- I'm interested to calculate and store from U-boot code but the
fit_image_set_hashes is compiled only when the USE_HOSTCC symbol is
defined. Why? Is there a particular reason? I think that a lot of useful
functions (ifdef-ed by USE_HOSTCC) should be available also in u-boot
code, anyway the linker will drop the unused functions.
Any comments?
thanks
luigi
Industrie Dial Face S.p.A.
Luigi Mantellini
R&D - Software
Industrie Dial Face S.p.A.
Via Canzo, 4
20068 Peschiera Borromeo (MI), Italy
Tel.: +39 02 5167 2813
Fax: +39 02 5167 2459
E-mail: luigi.mantellini at idf-hit.com
GPG fingerprint: 3DD1 7B71 FBDF 6376
1B4A
B003 175F E979 907E
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