All of lore.kernel.org
 help / color / mirror / Atom feed
From: Mike Frysinger <vapier@gentoo.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] CONFIG_ENV_IS_EMBEDDED problems
Date: Tue, 15 Feb 2011 04:11:24 -0500	[thread overview]
Message-ID: <201102150411.25201.vapier@gentoo.org> (raw)
In-Reply-To: <4D440EFD.70000@discworld.dascon.de>

On Saturday, January 29, 2011 07:58:37 Michael Schwingen wrote:
> I am wondering how CONFIG_ENV_IS_EMBEDDED is supposed to work.

the embedded env stuff is kind of a mess.  anyone will to waste/spend time on 
cleaning it up would be nice.

> As far as I understand the code, it is set automatically by
> environment.h in case the environment is in a sector in NOR flash that
> overlaps with the u-boot code.

historically, i think that's what the code attempted to do.

> However, I see two problems:
>  - CONFIG_ENV_IS_EMBEDDED does not end up in autoconf.mk - however, it
> is used in common/Makefile. This does not cause problems as long as
> CONFIG_ENV_IS_IN_FLASH is also set, but the switch in the Makefile is
> either useless or broken.

well, the former cant really show up if the latter isnt defined

>  - include/common.h also contains #ifdef CONFIG_ENV_IS_EMBEDDED without
> including environment.h, so that the definitions inside that block are
> never reached.

common.h has historically been a dumping ground for crap.  relocating that 
malloc-specific code to a better header would probably be a good idea.
-mike
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 836 bytes
Desc: This is a digitally signed message part.
Url : http://lists.denx.de/pipermail/u-boot/attachments/20110215/50e4878b/attachment.pgp 

      reply	other threads:[~2011-02-15  9:11 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-29 12:58 [U-Boot] CONFIG_ENV_IS_EMBEDDED problems Michael Schwingen
2011-02-15  9:11 ` Mike Frysinger [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=201102150411.25201.vapier@gentoo.org \
    --to=vapier@gentoo.org \
    --cc=u-boot@lists.denx.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.