[U-Boot] [PATCH 3/8] boottime: Add core boottime measurement support

Simon Glass
2012-11-26T06:08:50Z

Hi Lee,

On Tue, Nov 20, 2012 at 6:33 AM, Lee Jones <lee.jones@linaro.org> wrote:
> Boottime is a tool which can be used for full system booting time
> measurement. Bootloader boot time is passed to the kernel component
> though ATAGS. The kernel-side driver then uses this information to
> provide full system boot time diagnostics though debugfs.
>
> Based heavily on the original driver by Jonas Aaberg.
>
> Signed-off-by: Lee Jones <lee.jones@linaro.org>

Did you take a look at bootstage, which seems at least on the surface
to provide a similar mechanism? This passes the information to the
kernel through a device tree, or worse case a 'stash area'.

Regards,
Simon