yocto: add slide with helper scripts

Signed-off-by: Manuel Traut <manut@linutronix.de>

1 files changed, 69 insertions, 0 deletions

diff --git a/distribution/yocto-advanced/yocto-scripts.tex b/distribution/yocto-advanced/yocto-scripts.tex
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+++ b/distribution/yocto-advanced/yocto-scripts.tex
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+\subsection{Yocto Helper Scripts}
+
+\begin{frame}
+\frametitle{wic image generator}
+bitbake generates fs images
+
+typically we need disk/nand images
+
+wic closes this gap
+
+\begin{verbatim}
+% wic list images
+% wic create qemux86-directdisk -o /tmp -e core-image-minimal
+\end{verbatim}
+\end{frame}
+
+\begin{frame}
+\frametitle{detect parts that need a rebuild}
+edit e.g. a .bb file after that run
+\begin{verbatim}
+bitbake-whatchanged
+\end{verbatim}
+\end{frame}
+
+\begin{frame}
+\frametitle{clean build directory}
+delete all files in the build directory, but not config files
+\begin{verbatim}
+# think twice before you type ;)
+cleanup-workdir
+\end{verbatim}
+\end{frame}
+
+\begin{frame}
+\frametitle{integrate sw with devtool}
+generate bitbake recipe for existing source
+\begin{verbatim}
+devtool add ~/mysrc
+devtool edit-recipe mysrc
+devtool build mysrc
+devtool build-image core-image-minimal
+\end{verbatim}
+\end{frame}
+
+\begin{frame}
+\frametitle{manage append files with recipetool}
+TODO: verify
+e.g. to replace config files on the target
+\begin{verbatim}
+recipetool appendfile ../meta-mini /etc/X11/xorg.conf /tmp/xorg.conf
+\end{verbatim}
+or to use modified sources
+\begin{verbatim}
+recipetool appendsrcfile[s] ../meta-mini hello /tmp/hello.c [/tmp/hello2.c]
+\end{verbatim}
+\end{frame}
+
+\begin{frame}
+\frametitle{wizard for creating machine configs}
+use,
+\begin{verbatim}
+yocto-bsp list karch
+\end{verbatim}
+select the architecture that has the closet match with your hardware and use
+\begin{verbatim}
+yocto-bsp create <karch> mymachine
+\end{verbatim}
+and answer the questions.
+\end{frame}