From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 1/2] add 2nd generation default env
Date: Sun, 15 Apr 2012 18:57:09 +0200 [thread overview]
Message-ID: <20120415165709.GQ30672@game.jcrosoft.org> (raw)
In-Reply-To: <1334506961-31245-2-git-send-email-s.hauer@pengutronix.de>
On 18:22 Sun 15 Apr , Sascha Hauer wrote:
> The current default environment grows in complexity and still is
> quite unflexible. The basic mistake we (or better I) made is that
> we had a boot script and tried to control its behaviour with
> variables passed to this script. This had the consequence that
> with every new feature we had to pass another variable to this
> script and add another if/else to the script. This environment
> set inverts this behaviour. It introduces a set of helper functions
> which /env/config can use to do its job.
>
> The helpers are:
>
> /env/bin/ifup
>
> bring up networking. Uses /env/network/$interface to configure the
> interface. If something has to be done to discover the interface (for
> USB devices), the code can be put into /env/network/${interface}-discover
>
> /env/bin/bootargs-root-*
>
> Add fields to $bootargs relevant for the kernel to find its rootfs. We
> currently have helpers for ubi, nfs, initrd and jffs2
>
> /env/bin/bootargs-ip-*
>
> Add fields to $bootargs relevant for the kernel to configure networking.
> Currently we have helpers for dhcp, static or ip=none
>
> /env/bin/mtdparts-init
> /env/bin/mtdparts-add
>
> Add barebox partitions to mtd like devices and construct the mtdparts
> Kernel option.
>
> Additionally the automount feature is used to transparently mount
> filesystems. With this only the device/file which contains the kernel
> has to be specified in /env/config.
can you give us few days to try before apply it
Best Regards,
J.
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next prev parent reply other threads:[~2012-04-15 17:15 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-15 16:22 [PATCH] generic default environment - 2nd try Sascha Hauer
2012-04-15 16:22 ` [PATCH 1/2] add 2nd generation default env Sascha Hauer
2012-04-15 16:57 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2012-04-15 17:45 ` Sascha Hauer
2012-04-15 16:22 ` [PATCH 2/2] ARM pcm038: switch to new default environment Sascha Hauer
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