[PATCH v5 1/3] cmd: Add command to display or save Linux PStore dumps

[Tom Rini]

On Fri, Mar 20, 2020 at 10:59:22AM +0100, Frédéric Danis wrote:

> This patch adds a new pstore command allowing to display or save ramoops
> logs (oops, panic, console, ftrace and user) generated by a previous
> kernel crash.
> PStore parameters can be set in U-Boot configuration file, or at run-time
> using "pstore set" command. Records size should be the same as the ones
> used by kernel, and should be a power of 2.
> This command allows:
> - to display uncompressed logs
> - to save compressed or uncompressed logs, compressed logs are saved as a
>   compressed stream, it may need some work to be able to decompress it,
>   e.g. adding a fake header:
>   "printf "\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\x00" |
>   cat - dmesg-ramoops-0.enc.z | gzip -dc"
> - ECC part is not used to check memory corruption
> - only 1st FTrace log is displayed or saved
> 
> Signed-off-by: Frédéric Danis <frederic.danis at collabora.com>
> Cc: Tom Rini <trini at konsulko.com>
> Cc: Heinrich Schuchardt <xypron.glpk at gmx.de>
> Cc: Wolfgang Denk <wd at denx.de>
> Cc: Heiko Schocher <hs at denx.de>

Applied to u-boot/master, thanks!

-- 
Tom
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