@@ -123,6 +123,25 @@ sysroot is based on the target root filesystem image that is built by
the OpenEmbedded build system and uses the same metadata configuration
used to build the cross-toolchain.
+However, the extensible and standard SDKs :term:`sysroots <Sysroot>` differ in content:
+
+- The standard SDK :term:`sysroot` only contains libraries and headers for the packages
+ --- and their dependencies --- found in the :term:`TOOLCHAIN_TARGET_TASK`
+ and :term:`TOOLCHAIN_HOST_TASK` definitions, for the target and host
+ :term:`sysroots <sysroot>` respectively.
+
+ See :doc:`/sdk-manual/appendix-obtain` to learn how to build it and
+ :doc:`/sdk-manual/appendix-customizing-standard` to learn how to customize
+ it.
+
+- The extensible SDK :term:`sysroot` is completely managed by the :doc:`devtool
+ </ref-manual/devtool-reference>` command-line tool, and its content is the
+ same as the :term:`sysroot` of the image recipe for which the SDK was built.
+
+ See :doc:`/sdk-manual/appendix-obtain` to learn how to build it and
+ :doc:`/sdk-manual/appendix-customizing` to learn how to customize
+ it.
+
The QEMU Emulator
-----------------
The sysroot in the standard and the extensible SDKs are managed differently. Detail this in the Sysroots section. [YOCTO #14830] Signed-off-by: Antonin Godard <antonin.godard@bootlin.com> --- documentation/sdk-manual/intro.rst | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+)