[U-Boot] [PATCH v4 1/2] fit: Support compression for non-kernel components (e.g. FDT)
Tom Rini
trini at konsulko.com
Thu Jul 11 18:10:55 UTC 2019
On Wed, May 15, 2019 at 03:29:57PM -0700, Julius Werner wrote:
> This patch adds support for compressing non-kernel image nodes in a FIT
> image (kernel nodes could already be compressed previously). This can
> reduce the size of FIT images and therefore improve boot times
> (especially when an image bundles many different kernel FDTs). The
> images will automatically be decompressed on load.
>
> This patch does not support extracting compatible strings from
> compressed FDTs, so it's not very helpful in conjunction with
> CONFIG_FIT_BEST_MATCH yet, but it can already be used in environments
> that select the configuration to load explicitly.
>
> Signed-off-by: Julius Werner <jwerner at chromium.org>
> Reviewed-by: Simon Glass <sjg at chromium.org>
This breaks tools-only_defconfig in non-trivial ways due to calling
bootm_decomp_image() which is not normally available to it. Can you
please update things (it may just end up being common/Makefile that
needs tweaking) so that tools-only builds? I'll then take a look and
make sure we don't also see unexpected size growth elsewhere. Thanks!
--
Tom
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