[bootlin/training-materials updates] master: U-Boot: stop mentioning the autostart environment variable (4ae103de)

[Michael Opdenacker]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/4ae103dec0294b4b7f91167d67724e3682622126

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

commit 4ae103dec0294b4b7f91167d67724e3682622126
Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
Date:   Wed Feb 24 11:40:37 2021 +0100

    U-Boot: stop mentioning the autostart environment variable
    
    - It should have the correct value by default anyway
    - Less useful anyway now that we have to load both a kernel and dtb
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>


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

4ae103dec0294b4b7f91167d67724e3682622126
 labs/sysdev-u-boot-stm32/sysdev-u-boot-stm32.tex               | 8 --------
 labs/sysdev-u-boot/sysdev-u-boot.tex                           | 8 --------
 slides/sysdev-bootloaders-u-boot/sysdev-bootloaders-u-boot.tex | 3 ---
 3 files changed, 19 deletions(-)

diff --git a/labs/sysdev-u-boot-stm32/sysdev-u-boot-stm32.tex b/labs/sysdev-u-boot-stm32/sysdev-u-boot-stm32.tex
index cbe49d55..44d8e2e9 100644
--- a/labs/sysdev-u-boot-stm32/sysdev-u-boot-stm32.tex
+++ b/labs/sysdev-u-boot-stm32/sysdev-u-boot-stm32.tex
@@ -354,14 +354,6 @@ setenv ipaddr 192.168.0.100
 setenv serverip 192.168.0.1
 \end{verbatim}
 
-In case the board was previously configured in a different way, we
-also turn off automatic booting after commands that can be used to
-copy a kernel to RAM:
-
-\begin{verbatim}
-setenv autostart no
-\end{verbatim}
-
 To make these settings permanent, save the environment:
 
 \begin{verbatim}
diff --git a/labs/sysdev-u-boot/sysdev-u-boot.tex b/labs/sysdev-u-boot/sysdev-u-boot.tex
index c107bda6..21b50aa5 100644
--- a/labs/sysdev-u-boot/sysdev-u-boot.tex
+++ b/labs/sysdev-u-boot/sysdev-u-boot.tex
@@ -265,14 +265,6 @@ address in U-boot:
 setenv ethaddr 12:34:56:ab:cd:ef
 \end{verbatim}
 
-In case the board was previously configured in a different way, we
-also turn off automatic booting after commands that can be used to
-copy a kernel to RAM:
-
-\begin{verbatim}
-setenv autostart no
-\end{verbatim}
-
 To make these settings permanent, save the environment:
 
 \begin{verbatim}
diff --git a/slides/sysdev-bootloaders-u-boot/sysdev-bootloaders-u-boot.tex b/slides/sysdev-bootloaders-u-boot/sysdev-bootloaders-u-boot.tex
index 4db4b2ea..b7d4918a 100644
--- a/slides/sysdev-bootloaders-u-boot/sysdev-bootloaders-u-boot.tex
+++ b/slides/sysdev-bootloaders-u-boot/sysdev-bootloaders-u-boot.tex
@@ -351,9 +351,6 @@ u-boot # saveenv
   \item \code{ipaddr}, the IP address that U-Boot will use
   \item \code{netmask}, the network mask to contact the server
   \item \code{ethaddr}, the MAC address, can only be set once
-  \item \code{autostart}, if set to \code{yes}, U-Boot automatically
-    tries to execute a binary after loading it in memory (\code{tftp},
-    \code{fatload}...)
   \item \code{filesize}, the size of the latest copy to memory
     (from \code{tftp}, \code{fatload}, \code{nand read}...)
   \end{itemize}