[U-Boot] [PATCH v3 4/4] tools: mkimage: Add: Kirkwood Boot Image support (kwbimage)

[Wolfgang Denk]

Dear Simon Kagstrom,

In message <20090904103602.7a0ec3fd at marrow.netinsight.se> you wrote:
> 
> > > Understandable. On the other hand, it should be possible to pad the
> > > U-boot image to some specific size to keep the size constant. Typically
> > > to the erase size.
> > 
> > This makes no sense. Why would such padding be needed? It only adds
> > overhead everywhere where the image needs to be processed, stored,
> > downloaded, programmed, etc.
> 
> In this case to have keep the kirkwood boot header unchanged, and to
> just update the U-boot image.

Doesn't the header contain checksums and such? And what would that
save you?  Building the image with header is supposed to be a very
cheap operation.

Best regards,

Wolfgang Denk

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