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Diffstat (limited to 'doc/develop/bootstd.rst')
-rw-r--r--doc/develop/bootstd.rst8
1 files changed, 7 insertions, 1 deletions
diff --git a/doc/develop/bootstd.rst b/doc/develop/bootstd.rst
index ec31365357..c47de273ab 100644
--- a/doc/develop/bootstd.rst
+++ b/doc/develop/bootstd.rst
@@ -132,6 +132,9 @@ above bootdev scanning.
Controlling ordering
--------------------
+By default, faster bootdevs (or those which are assumed to be faster) are used
+first, since they are more likely to be able to boot the device quickly.
+
Several options are available to control the ordering of boot scanning:
@@ -151,6 +154,10 @@ bootdevs and their sequence numbers.
bootmeths
~~~~~~~~~
+By default bootmeths are checked in name order. Use `bootmeth list` to see the
+ordering. Note that the `extlinux` and `script` bootmeth is first, to preserve the behaviour
+used by the old distro scripts.
+
This environment variable can be used to control the list of bootmeths used and
their ordering for example::
@@ -164,7 +171,6 @@ controlled by aliases.
The :ref:`usage/cmd/bootmeth:bootmeth command` (`bootmeth order`) operates in
the same way as setting this variable.
-
Bootdev uclass
--------------