[PATCH] env: Remove all dependencies for SYS_REDUNDAND_ENVIRONMENT

Michal Simek michal.simek at xilinx.com
Wed Jan 13 15:24:24 CET 2021

On 13. 01. 21 15:02, Tom Rini wrote:
> On Wed, Jan 13, 2021 at 01:26:27PM +0100, Michal Simek wrote:
>> CONFIG_SYS_REDUNDAND_ENVIRONMENT is changing in env_internal.h how u-boot
>> works with variables. struct environment_s has one byte flags property
>> which also affects ENV_SIZE macro.
>> I have reached the case where CONFIG_ENV_IS_NOWHERE is default setup
>> but custom scripts can be designed in a way that u-boot is asked to
>> import/export variables from/to file which can be in certain format.
>> That's why also for this configuration make sense to enable
>> CONFIG_SYS_REDUNDAND_ENVIRONMENT because it depends on environment file
>> format.
>> The patch is removing dependency on this configuration to support selecting
>> environment file format without any specific dependency where variables are
>> stored.
> Are you importing a binary of the environment in, which was generated
> with redundant env set, is what the problem is?

Yes exactly.


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