+[[buildroot]]
+=== Buildroot
+
+To install LTTng{nbsp}{revision} on Buildroot{nbsp}2020.08, Buildroot{nbsp}2020.11,
+Buildroot{nbsp}2021.02, Buildroot{nbsp}2021.05, Buildroot{nbsp}2021.08, or
+Buildroot{nbsp}2021.11:
+
+. Launch the Buildroot configuration tool:
++
+--
+[role="term"]
+----
+$ make menuconfig
+----
+--
+
+. In **Kernel**, check **Linux kernel**.
+. In **Toolchain**, check **Enable WCHAR support**.
+. In **Target packages**{nbsp}→ **Debugging, profiling and benchmark**,
+ check **lttng-modules** and **lttng-tools**.
+. In **Target packages**{nbsp}→ **Libraries**{nbsp}→
+ **Other**, check **lttng-libust**.
+
+
+[[oe-yocto]]
+=== OpenEmbedded and Yocto
+
+LTTng{nbsp}{revision} recipes are available in the
+https://layers.openembedded.org/layerindex/branch/master/layer/openembedded-core/[`openembedded-core`]
+layer for Yocto Project{nbsp}3.2 _Gatesgarth_ and Yocto Project{nbsp}3.3 _Hardknott_
+under the following names:
+
+* `lttng-tools`
+* `lttng-modules`
+* `lttng-ust`
+
+With BitBake, the simplest way to include LTTng recipes in your target
+image is to add them to `IMAGE_INSTALL_append` in path:{conf/local.conf}:
+
+----
+IMAGE_INSTALL_append = " lttng-tools lttng-modules lttng-ust"
+----
+
+If you use Hob:
+
+. Select a machine and an image recipe.
+. Click **Edit image recipe**.
+. Under the **All recipes** tab, search for **lttng**.
+. Check the desired LTTng recipes.
+
+