[bootlin/training-materials updates] master: labs/sysdev-u-boot-beagleplay: fixes and clarifications (0ed257da)

[Michael Opdenacker]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/0ed257da77c3f17b654679b144b7a70fecb11ffe

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

commit 0ed257da77c3f17b654679b144b7a70fecb11ffe
Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
Date:   Fri Aug 4 11:27:05 2023 +0200

    labs/sysdev-u-boot-beagleplay: fixes and clarifications
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>


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

0ed257da77c3f17b654679b144b7a70fecb11ffe
 labs/sysdev-u-boot-beagleplay/sysdev-u-boot-beagleplay.tex | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/labs/sysdev-u-boot-beagleplay/sysdev-u-boot-beagleplay.tex b/labs/sysdev-u-boot-beagleplay/sysdev-u-boot-beagleplay.tex
index fd5f8340..5f882c12 100644
--- a/labs/sysdev-u-boot-beagleplay/sysdev-u-boot-beagleplay.tex
+++ b/labs/sysdev-u-boot-beagleplay/sysdev-u-boot-beagleplay.tex
@@ -710,7 +710,8 @@ We will see in the next labs how to use U-Boot to download, flash and
 boot a kernel.
 
 \section{Optional: Flash the bootloader onto eMMC memory}
-If this is too inconvenient for you, you could use U-Boot on the external
+If this is too inconvenient for you to hold the \code{USR}
+button every time your board boots, you could use U-Boot on the external
 micro-SD card to flash the bootloader files onto the onboard eMMC memory.
 
 When the Beagleplay is booting up on eMMC, it will first look at the
@@ -728,20 +729,20 @@ select the \code{boot0} partition we want to work on.
   => mmc dev 0 1
 \end{ubootinput}
 
-Next copy the tiboot3.bin image from your SD card FAT partition to the RAM,
+Next copy the \code{tiboot3.bin} image from your SD card FAT partition to the RAM,
 and paste it from the RAM to the first sector of the selected eMMC hardware
 partition.
 
 \begin{ubootinput}
   => fatload mmc 1 0x80000000 tiboot3.bin
-  => mmc write 0x8000000 0 400
+  => mmc write 0x80000000 0 400
 \end{ubootinput}
 
-Now, we will make the user hw partition accessible as USB Mass Storage
+Now, we will make the user hardware partition accessible as USB Mass Storage
 on the host machine, in order to flash it. To do so type the
 \code{ums} U-Boot command and follow the
 \hyperref[sec:Prepboot]{Preparing a bootable micro-SD card} section
-on the freshly appeared USB Mass Strorage.
+on the new USB Mass Storage that just appeared on the host.
 
 \section{Rescue binaries}