From: Eric Cooper <ecc@cmu.edu>
To: u-boot@lists.denx.de
Subject: [U-Boot] boot-up time optimization. Where to start?
Date: Wed, 27 Apr 2011 11:10:12 -0400 [thread overview]
Message-ID: <20110427151012.GB14201@localhost> (raw)
In-Reply-To: <BANLkTi=HfOsg73_GCC=4aVoi_XUNbcf9nQ@mail.gmail.com>
On Wed, Apr 27, 2011 at 03:39:18PM +0200, Simon Schwarz wrote:
> So here is my question: Where do you see the most potential to optimize
> u-boot?
>
> I already have two bullets on my list (just some ideas - maybe totally
> unrealistic *g*):
> - Use Hardware specific copy commands
> - build the checksum while moving the kernel to RAM
This shouldn't be a matter of opinion/guess work. You should
instrument U-Boot first and find out where the time is really being
spent. Otherwise you run the classic risk of optimizing something
that isn't really a problem.
Good luck, I look forward to seeing the results of your analysis.
--
Eric Cooper e c c @ c m u . e d u
next prev parent reply other threads:[~2011-04-27 15:10 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-27 13:39 [U-Boot] boot-up time optimization. Where to start? Simon Schwarz
2011-04-27 14:37 ` Tabi Timur-B04825
2011-04-27 15:10 ` Eric Cooper [this message]
2011-04-27 15:27 ` Mike Frysinger
2011-04-27 15:59 ` Alexander Stein
2011-04-27 16:37 ` Mike Frysinger
2011-04-27 19:08 ` Wolfgang Denk
[not found] ` <BANLkTimQzo7mMMb0DjqX0c78pcNHnDXPLg@mail.gmail.com>
2011-04-27 21:19 ` Wolfgang Denk
2011-04-28 8:12 ` Simon Schwarz
2011-05-02 14:40 ` Alexander Stein
2011-05-02 15:31 ` Detlev Zundel
2011-05-02 16:07 ` Alexander Stein
2011-05-02 16:19 ` Detlev Zundel
2011-05-02 17:02 ` Wolfgang Denk
2011-05-02 17:00 ` Wolfgang Denk
2011-05-03 6:48 ` Alexander Stein
2011-05-03 8:08 ` Stefano Babic
2011-05-05 5:32 ` Wolfgang Denk
2011-05-05 7:06 ` Alexander Stein
2011-05-05 7:27 ` Wolfgang Denk
2011-05-06 8:54 ` Stefano Babic
2011-05-05 18:10 ` Charles Manning
2011-05-05 20:18 ` Simon Glass
2011-05-09 10:49 ` Detlev Zundel
2011-05-10 7:29 ` Simon Schwarz
2011-05-11 5:12 ` Simon Glass
2011-04-27 19:07 ` Wolfgang Denk
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