[U-Boot] [PATCH] fit: Do not automatically decompress ramdisk images

Tom Rini trini at konsulko.com
Thu Aug 8 03:16:46 UTC 2019

On Fri, Aug 02, 2019 at 03:52:28PM -0700, Julius Werner wrote:

> The Linux ramdisk should always be decompressed by the kernel itself,
> not by U-Boot. Therefore, the 'compression' node in the FIT image should
> always be set to "none" for ramdisk images, since the only point of
> using that node is if you want U-Boot to do the decompression itself.
> Yet some systems populate the node to the compression algorithm used by
> the kernel instead. This used to be ignored, but now that we support
> decompression of all image types it becomes a problem. Since ramdisks
> should never be decompressed by U-Boot anyway, this patch adds a special
> exception for them to avoid these issues. Still, setting the
> 'compression' node like that is wrong in the first place, so we still
> want to print out a warning so that third-party distributions doing this
> can notice and fix it.
> Signed-off-by: Julius Werner <jwerner at chromium.org>
> Reviewed-by: Heiko Schocher <hs at denx.de>
> Tested-by: Heiko Schocher <hs at denx.de>
> Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com>

Applied to u-boot/master, thanks!

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