[U-Boot] boot-up time optimization. Where to start?

Eric Cooper ecc at cmu.edu
Wed Apr 27 17:10:12 CEST 2011


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


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