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From: Wolfgang Denk <wd@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] recommended place to add some custom settings to u-boot environment?
Date: Wed, 14 Sep 2016 11:17:18 +0200	[thread overview]
Message-ID: <20160914091718.73124100BD9@atlas.denx.de> (raw)
In-Reply-To: <alpine.LFD.2.20.1609140451540.23455@localhost.localdomain>

Dear Robert,

In message <alpine.LFD.2.20.1609140451540.23455@localhost.localdomain> you wrote:
> 
>   on my target board, there is some non-linux environment info in
> "var=val" form that i want to drag into the current environment
> whenever u-boot starts up. my plan is just to import that content into
> a (new) hash table, then tweak it a bit before further adding it to
> "env_htab". the logistics seem pretty straightforward, i'm just
> curious as to where the *right*(?) place is to do this.

Sounds complicated...

>   does that make sense? at that point, all of the normal environment
> will have been initialized, and i'll have access to "env_htab".
> thoughts? is there a better place to "adjust" the u-boot environment
> once u-boot has done its normal work? thanks.

Why not simply putting this as text (or wrapped with an uImage header)
into some storage (or even a file) and then use "env import" to load
it?

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
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
Any sufficiently advanced technology is indistinguishable from magic.
                                                   - Arthur C. Clarke

  reply	other threads:[~2016-09-14  9:17 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-14  8:57 [U-Boot] recommended place to add some custom settings to u-boot environment? Robert P. J. Day
2016-09-14  9:17 ` Wolfgang Denk [this message]
2016-09-14  9:27   ` Robert P. J. Day
2016-09-14 12:58     ` Wolfgang Denk
2016-09-14 13:04       ` Robert P. J. Day
2016-09-14 13:33         ` Wolfgang Denk
2016-09-14 13:37           ` Robert P. J. Day
2016-09-14 14:31             ` Wolfgang Denk
2016-09-14 15:07               ` Robert P. J. Day

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