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doc: environment: clarify env precedence

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Since commit 5cf6a06a it is possible to have both text-based and
old-style C environment files. But so far the environment documentation
has not reflected this change. This commit fixes that.

Signed-off-by: Ricardo Simoes <ricardo.simoes@pt.bosch.com>
Signed-off-by: Mark Jonas <mark.jonas@de.bosch.com>
This commit is contained in:
Ricardo Simoes
2025-09-15 16:40:33 +02:00
committed by Heinrich Schuchardt
parent e59e10240c
commit 75ef35b578
1 changed files with 3 additions and 3 deletions
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6
doc/usage/environment.rst
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@@ -99,9 +99,6 @@ For this particular issue you can use ``DEFAULT_DEVICE_TREE`` instead::
There is no general way to remove quotes.
If CONFIG_ENV_SOURCE_FILE is empty and the default filename is not present, then
the old-style C environment is used instead. See below.
Old-style C environment
-----------------------
@@ -114,6 +111,9 @@ Board maintainers are encouraged to migrate to the text-based environment as it
is easier to maintain. The distro-board script still requires the old-style
environments, so use :doc:`/develop/bootstd/index` instead.
If both the text-based environment file and the old-style C environment are
defined, the variables from the old-style C environment will override those set
in the text-based environment file.
List of environment variables
-----------------------------