[U-Boot] [Test] [u-boot] u-boot timing analysis

Wolfgang Denk wd at denx.de
Sat Apr 30 13:39:11 CEST 2011


Dear manohar kallutla,

In message <BANLkTiks6FjA8so2J0uwvf5uiL_3ERB67g at mail.gmail.com> you wrote:
>
> could you please let me know the steps to identify the timing of u-boot. As
> u-boot gives the control to kernel, there won't be any u-boot code is
> running on processor right.

The easiest way is to print appropriate messages on a serial console
port, and then use external tools to time-stamp this output.  See for
example the old time_log script here:
ftp://ftp.denx.de/pub/tools/time_log

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
Life would be so much easier if everyone read the manual.


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