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

Marek Vasut marex at denx.de
Tue Mar 13 05:47:29 CET 2012

Dear Wolfgang Denk,

> Dear Graeme Russ,
> In message <CALButCLDyKZnsZqGXhxcu-
UEv9nySg77f1XwaUvmgb9gc7BPNQ at mail.gmail.com> you wrote:
> > While we are on the subject - Do either of you think support for the x86
> > zimage/bzImage format should end up here in common code? Not that the x86
> The common coe should be architecture-neutral.  It might cann
> architecture-specific routines, which may (or may not) get added
> later, depending if somebody cares about adding such support.
> > (b)zImage header is unique (see arch/x86/include/asm/bootparam.h) and
> > decompressing vmlinux out of an x86 (b)zImage is non-trivial given the
> > header and decompression stub
> I have to admit that I never understood the fuzz about being able to
> boot zImages.  I see more disadvanatges than advantages for this, but
> some ARM people go frenzy when this topic pops up - see recent
> discussions about removal of uImage support on the AKML.

Sure, but let's try to offer them a compromise. Everyone will be happy that way 
at least to some extent.

> Frankly: I see no benefit in adding x86 support.
> I see no benefit in adding ARM support either, but YMMV...
> Best regards,
> Wolfgang Denk

Best regards,
Marek Vasut

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