[U-Boot] [PATCH V3] BOOT: Add "bootz" command to boot Linux zImage

Marek Vasut marex at denx.de
Tue Mar 13 05:50:30 CET 2012


Dear Wolfgang Denk,

> Dear Marek Vasut,
> 
> In message <201203130113.19092.marex at denx.de> you wrote:
> > > +	zi = (struct zimage_header *)images->ep;
> > > +
> > > +	if (zi->zi_magic != LINUX_ARM_ZIMAGE_MAGIC) {
> > 
> > This gave me an idea ... this might be how to check for zImage inside
> > bootm and be done with it. Simply squash those two together.
> 
> Hm... but this must not be the only test, then, or you will run the
> risk of false positives...

Certainly.

> 
> > > Do we have to care about endianess here?
> > 
> > We should make bootz arm-specific until more people (with different
> > arches) step up and verify it works for them.
> 
> NAK.  Please implement in an architecture independent way right from
> the beginning.

Can someone tell if the the zImage format differs per-arch or is it the same? 
Graeme, what is it about that x86 stuff?

> 
> Best regards,
> 
> Wolfgang Denk

Best regards,
Marek Vasut


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