[U-Boot] [PATCH] script: Make the get_default_envs.sh script working with newest u-boot

[Lukasz Majewski]

On Wed, 14 Feb 2018 03:25:58 +0200
Tuomas Tynkkynen <tuomas at tuxera.com> wrote:

> Hi,
> 
> On Tue, 13 Feb 2018 23:01:13 +0100
> Lukasz Majewski <lukma at denx.de> wrote:
> 
> > This commit fixes several issues:
> > 
> > - After moving env related code to ./env directory the env_common.o
> > file is no longer present in the system (has been replaced with
> > built-in.o).
> > 
> > - Use ${OBJCOPY} if available, fallback to system default's objcopy
> > if not present.
> > 
> > - Extend the script to accept different build directory than
> > current one. It is extremely handy with OE usage, where source code
> > is separated from build.
> > 
> > Signed-off-by: Lukasz Majewski <lukma at denx.de>
> > ---
> > 
> >  scripts/get_default_envs.sh | 19 ++++++++++++++-----
> >  1 file changed, 14 insertions(+), 5 deletions(-)
> > 
> > diff --git a/scripts/get_default_envs.sh
> > b/scripts/get_default_envs.sh index 7955db60e5..bbb6d0a6ef 100755
> > --- a/scripts/get_default_envs.sh
> > +++ b/scripts/get_default_envs.sh
> > @@ -6,16 +6,24 @@
> >  #
> >  
> >  # This file extracts default envs from built u-boot
> > -# usage: get_default_envs.sh > u-boot-env-default.txt
> > +# usage: get_default_envs.sh [build dir] > u-boot-env-default.txt
> >  set -ue
> >  
> > -ENV_OBJ_FILE="env_common.o"
> > +: "${OBJCOPY:=objcopy}"  
> 
> Maybe "${CROSS_COMPILE}objcopy" would be a better default as that's
> what the build system uses.

Unfortunately not with OE builds. In OE, the OBJCOPY is set to arm
specific objcopy.

With fallback (objcopy) from your local machine - it depends if it
supports multi arch or not.

A side note:

I do use this script with /tools/mkenvimage to generate default main
and redundant envs.


Best regards,

Lukasz Majewski

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