[FE training-materials-updates] slides/buildroot: take into account Antoine comments

[Thomas Petazzoni]

Repository : git://git.free-electrons.com/training-materials.git

On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=be8808a7012776538f2e41a388ed58c3a4626c0f

>---------------------------------------------------------------

commit be8808a7012776538f2e41a388ed58c3a4626c0f
Author: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
Date:   Tue May 26 14:13:20 2015 +0200

    slides/buildroot: take into account Antoine comments
    
    Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>


>---------------------------------------------------------------

be8808a7012776538f2e41a388ed58c3a4626c0f
 slides/buildroot-build/buildroot-build.tex               |  9 ++++++---
 slides/buildroot-introduction/buildroot-introduction.tex |  3 ++-
 slides/buildroot-tree/buildroot-tree.tex                 | 10 +++++-----
 3 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/slides/buildroot-build/buildroot-build.tex b/slides/buildroot-build/buildroot-build.tex
index dd27ca5..9e43c83 100644
--- a/slides/buildroot-build/buildroot-build.tex
+++ b/slides/buildroot-build/buildroot-build.tex
@@ -193,9 +193,12 @@ BR2_PACKAGE_STRESS=y
   \item To create a {\em defconfig}, run:\\
     \code{make savedefconfig}
     \begin{itemize}
-    \item By default, saved as \code{defconfig}.
-    \item Can be customized using \code{BR2_DEFCONFIG} configuration
-      option (can also be passed in the environment)
+    \item Saved in the file pointed by the \code{BR2_DEFCONFIG}
+      configuration option
+    \item By default, points to \code{defconfig} in the current
+      directory if the configuration was started from scratch, or
+      points to the original {\em defconfig} if the configuration was
+      loaded from a defconfig.
     \item Move it to \code{configs/} to make it easily loadable with
       \code{make <foo>_defconfig}.
     \end{itemize}
diff --git a/slides/buildroot-introduction/buildroot-introduction.tex b/slides/buildroot-introduction/buildroot-introduction.tex
index c13ac72..1679bf0 100644
--- a/slides/buildroot-introduction/buildroot-introduction.tex
+++ b/slides/buildroot-introduction/buildroot-introduction.tex
@@ -151,6 +151,7 @@
       \item Atmel
       \item Analog Devices
       \end{itemize}
+    \item Many companies when doing {\em R\&D} on products
     \item Many, many {\bf hobbyists} on development boards:
       Rasberry Pi, BeagleBone Black, etc.
   \end{itemize}
@@ -186,7 +187,7 @@
     \begin{itemize}
     \item With a few helper shell scripts
     \end{itemize}
-  \item All interaction by calling \code{make} in the main Buildroot
+  \item All interaction happens by calling \code{make} in the main Buildroot
     sources directory.
     \begin{block}{}
 \begin{verbatim}
diff --git a/slides/buildroot-tree/buildroot-tree.tex b/slides/buildroot-tree/buildroot-tree.tex
index a123215..4309fe4 100644
--- a/slides/buildroot-tree/buildroot-tree.tex
+++ b/slides/buildroot-tree/buildroot-tree.tex
@@ -2,7 +2,7 @@
 
 \subsection{Source tree}
 
-\begin{frame}{Source tree (1)}
+\begin{frame}{Source tree (1/5)}
   \begin{itemize}
   \item \code{Makefile}
     \begin{itemize}
@@ -24,7 +24,7 @@
   \end{itemize}
 \end{frame}
 
-\begin{frame}{Source tree (2)}
+\begin{frame}{Source tree (2/5)}
   \begin{itemize}
   \item \code{toolchain/}
     \begin{itemize}
@@ -49,7 +49,7 @@
   \end{itemize}
 \end{frame}
 
-\begin{frame}{Source tree (3)}
+\begin{frame}{Source tree (3/5)}
   \begin{itemize}
   \item \code{package/}
     \begin{itemize}
@@ -75,7 +75,7 @@
   \end{itemize}
 \end{frame}
 
-\begin{frame}{Source tree (4)}
+\begin{frame}{Source tree (4/5)}
   \begin{itemize}
   \item \code{configs/}
     \begin{itemize}
@@ -99,7 +99,7 @@
   \end{itemize}
 \end{frame}
 
-\begin{frame}{Source tree (5)}
+\begin{frame}{Source tree (5/5)}
   \begin{itemize}
   \item \code{docs/}
     \begin{itemize}