[bootlin/training-materials updates] master: U-Boot slides: clarify what bootcmd is (4a9bf17c)

[Michael Opdenacker]

Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/4a9bf17caf6195ae88c9e295504967c9a98d0f16

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commit 4a9bf17caf6195ae88c9e295504967c9a98d0f16
Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
Date:   Tue Nov 30 17:45:03 2021 +0100

    U-Boot slides: clarify what bootcmd is
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>


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4a9bf17caf6195ae88c9e295504967c9a98d0f16
 slides/sysdev-bootloaders-u-boot/sysdev-bootloaders-u-boot.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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 144bd8ae..8bbf1505 100644
--- a/slides/sysdev-bootloaders-u-boot/sysdev-bootloaders-u-boot.tex
+++ b/slides/sysdev-bootloaders-u-boot/sysdev-bootloaders-u-boot.tex
@@ -226,7 +226,7 @@ Device 0: nand0, sector size 128 KiB
   \begin{itemize}
   \item \code{ping}, to test the network
   \item \code{bootd} (can be abbreviated as \code{boot}), runs the default
-    boot command, stored in \code{bootcmd}
+    boot command, stored in the \code{bootcmd} environment variable (explained later)
   \item \code{bootz <address>}, starts a compressed kernel image loaded at the
     given address in RAM
   \item \code{usb}, to initialize and control the USB subsystem,