All of lore.kernel.org
 help / color / mirror / Atom feed
From: Heinrich Schuchardt <xypron.glpk@gmx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v3] Ability to modify distro boot filename
Date: Tue, 6 Nov 2018 19:39:08 +0100	[thread overview]
Message-ID: <7d2c120f-8b44-2404-95ba-e90e5887ca50@gmx.de> (raw)
In-Reply-To: <20181106122353.9136-1-martyn.welch@collabora.co.uk>

On 11/6/18 1:23 PM, Martyn Welch wrote:
> Add in the ability to modify the distro boot filename. Whilst not
> immediately useful in normal usage, it allows an alternative
> configuration to be provided when other u-boot functionality is used, such
> as bootcount limit, to fallback to an alternative boot configuration. In
> this case we can follow the same boot path as for normal boot, just
> using an alternatively named configuration file.
>
> For example, by providing the following `altbootcmd` when bootcount is in
> use:
>
> altbootcmd=setenv boot_extlinx_conf extlinux-rollback.conf; \
> 	run distro_bootcmd
>
> Signed-off-by: Martyn Welch <martyn.welch@collabora.co.uk>

Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>

>
> ---
>
> Changes in v3:
> - Moving path to config variable, rename `boot_syslinux_conf`
>
> Changes in v2:
> - Moving config variable from `boot_config` to `boot_extlinux_conf`
>
>  include/config_distro_bootcmd.h | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/include/config_distro_bootcmd.h b/include/config_distro_bootcmd.h
> index 373fee78a9..5838eb3477 100644
> --- a/include/config_distro_bootcmd.h
> +++ b/include/config_distro_bootcmd.h
> @@ -355,15 +355,16 @@
>  	"boot_script_dhcp=boot.scr.uimg\0" \
>  	BOOTENV_BOOT_TARGETS \
>  	\
> +	"boot_syslinux_conf=extlinux/extlinux.conf\0" \
>  	"boot_extlinux="                                                  \
>  		"sysboot ${devtype} ${devnum}:${distro_bootpart} any "    \
> -			"${scriptaddr} ${prefix}extlinux/extlinux.conf\0" \
> +			"${scriptaddr} ${prefix}${boot_syslinux_conf}\0"  \
>  	\
>  	"scan_dev_for_extlinux="                                          \
>  		"if test -e ${devtype} "                                  \
>  				"${devnum}:${distro_bootpart} "           \
> -				"${prefix}extlinux/extlinux.conf; then "  \
> -			"echo Found ${prefix}extlinux/extlinux.conf; "    \
> +				"${prefix}${boot_syslinux_conf}; then "   \
> +			"echo Found ${prefix}${boot_syslinux_conf}; "     \
>  			"run boot_extlinux; "                             \
>  			"echo SCRIPT FAILED: continuing...; "             \
>  		"fi\0"                                                    \
>

  reply	other threads:[~2018-11-06 18:39 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-06 12:23 [U-Boot] [PATCH v3] Ability to modify distro boot filename Martyn Welch
2018-11-06 18:39 ` Heinrich Schuchardt [this message]
2018-11-17 14:08 ` [U-Boot] [U-Boot,v3] " Tom Rini

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=7d2c120f-8b44-2404-95ba-e90e5887ca50@gmx.de \
    --to=xypron.glpk@gmx.de \
    --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.