Messages in this thread | | | Date | Wed, 04 Nov 2020 13:39:50 +0000 | From | Alexander Lobakin <> | Subject | Re: [PATCH mips-next 0/2] mips: boot: add support for self-extracting FIT images (vmlinuz.itb) |
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From: Paul Cercueil <paul@crapouillou.net> Date: Wed, 04 Nov 2020 11:26:09 +0000
> Hi Alexander,
Hi Paul!
> Le dim. 1 nov. 2020 � 15:11, Alexander Lobakin <alobakin@pm.me> a > écrit : >> Commit c3e2ee657418 ("MIPS: generic: Add support for zboot") added >> support for self-extracting images to Generic MIPS. However, the >> intended way to boot Generic MIPS kernels is using FIT Images and >> UHI boot protocol, but currently there's no way to make >> self-extracting >> FIT Image (only legacy uzImages). >> >> This set consists of two parts: >> 1) various cleanups in arch/mips/boot/compressed/Makefile as a >> prerequisite; >> 2) a new target named "vmlinuz.itb" for composing self-extracting >> FIT Images, which allows to have the advantages of both UHI and >> vmlinuz. >> >> The second part involves some scenarios duplication, but I think it >> can be a subject for another series (for constifying and unifying >> FIT Images rules across the architectures). >> >> Alexander Lobakin (2): >> mips: boot: clean up self-extracting targets scenarios >> mips: boot: add support for self-extracting FIT images (vmlinuz.itb) > > It doesn't break anything on my end, so: > > Acked-by: Paul Cercueil <paul@crapouillou.net> > > for the series.
Thanks!
> Why vmlinuz.itb and not vmlinuz.fit or vmlinuz.uhi? Is the .itb suffix > already a thing?
As far as I know -- yes, ITB stands for Image Tree Blob (reference to Device Tree Blob) and it's a standartized extension for FIT Images (you can see that all variants for MIPS have ".itb" at the bottom of arch/mips/boot/Makefile).
> Cheers, > -Paul
Al
>> arch/mips/Makefile | 3 +- >> arch/mips/boot/.gitignore | 1 + >> arch/mips/boot/compressed/Makefile | 96 >> +++++++++++++++++++++++++----- >> 3 files changed, 85 insertions(+), 15 deletions(-) >> >> -- >> 2.29.2
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