在 2013-1-26 AM5:27，"Robert P. J. Day" <rpj...@crashcourse.ca>写道： > > On Fri, 25 Jan 2013, Wolfgang Denk wrote: > > > Dear Woody Wu, > > > > In message <CAAsE_ue4VffAioQWzHPpyOZmzoFk9E5S7jj2+2BZuiK= c5y...@mail.gmail.com> you wrote: > > > > > > I want to firstly get a picture to basically understand how u-boot > > > work, especially on an ARM9 based board. I think not everyone who > > > want to understand u-boot has to read the full code. Thank. > > > > This depends on your definition of "understanding". On a highlevel, > > you might start with reaing and digesting the manual, eventually > > trying out how U-Boot works on some (real or emulated) board. > > if i can jump in, a good way to start playing is to configure and > build for the "sandbox" architecture so you can run it on your x86 > system. for the benefit of a couple friends, i whipped together a > wiki page for that here: > > http://www.crashcourse.ca/wiki/index.php/U-Boot_sandbox > > very simple but enough to get you started, and you can match up > running the commands with the underlying code. > > rday
Sandbox looks amazing! Thanks share me with this info. But i still wondering that if u-boot doesnt have any book or document explaining how it work and how it organized, how pepople can join its development? > > -- > > ======================================================================== > Robert P. J. Day Ottawa, Ontario, CANADA > http://crashcourse.ca > > Twitter: http://twitter.com/rpjday > LinkedIn: http://ca.linkedin.com/in/rpjday > ========================================================================
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