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+\subsection{Remote Debugging}
+\begin{frame}
+\frametitle{Workflow}
+\begin{itemize}
+\item Introduce 'SCHULUNG\_FEATURES' variable
+\item Check feature variable in image recipe
+\item Use debugging tools from poky layer
+\end{itemize}
+\end{frame}
+
+\begin{frame}[fragile]
+\frametitle{Extend image recipe}
+\begin{lstlisting}
+$ cd ~/poky/meta-schulung
+$ pluma recipes-core/image/core-image-schulung.bb
+\end{lstlisting}
+\begin{verbatim}
+[..]
+DEVPKGS = "gdbserver tcf-agent procps strace"
+CORE_IMAGE_BASE_INSTALL = " \
+ schulung-base \
+ kernel-modules \
+ example \
+ ${@bb.utils.contains('SCHULUNG_FEATURES','devel','${DEVPKGS}','', d)} \
+"
+[..]
+\end{verbatim}
+\end{frame}
+
+\begin{frame}[fragile]
+\frametitle{Define SCHULUNG\_FEATURES and rebuild image}
+\begin{lstlisting}
+$ cd ~/poky/build-schulung
+$ pluma conf/local.conf
+\end{lstlisting}
+\begin{verbatim}
+#STATE_DIR ?= "/home/prebuilt/vexpress/sstate-cache"
+#BB_NO_NETWORK = "1"
+MACHINE ??= "vexpress"
+DL_DIR ?= "/home/downloads"
+DISTRO ?= "schulung"
+PACKAGE_CLASSES ?= "package_ipk"
+EXTRA_IMAGE_FEATURES ?= "debug-tweaks"
+SCHULUNG_FEATURES = "devel"
+USER_CLASSES ?= "buildstats image-mklibs image-prelink"
+PATCHRESOLVE = "noop"
+CONF_VERSION = "1"
+\end{verbatim}
+\begin{lstlisting}
+$ bitbake core-image-schulung
+$ bitbake -c populate_sdk core-image-schulung
+\end{lstlisting}
+If image is started in qemu tcf-agent needs to be started manually:
+\begin{lstlisting}
+Please press Enter to activate this console.
+/ # /etc/init.d/tcf-agent start
+\end{lstlisting}
+\end{frame}