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board: lsxl: update the README

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Update the board's README to reflect all the recent changes.

Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Michael Walle 2022-08-17 21:38:09 +02:00 committed by Stefan Roese
parent 5dbf2f0de7
commit 560a5c3bb3
1 changed files with 17 additions and 15 deletions
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32
board/buffalo/lsxl/README
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@ -31,8 +31,8 @@ generated if no valid address could be loaded from the environment variable
'ethaddr' and a DHCP request is sent. After a successful DHCP response is 'ethaddr' and a DHCP request is sent. After a successful DHCP response is
received, the network settings are configured and the ncip is unset. Thus received, the network settings are configured and the ncip is unset. Thus
all netconsole packets are broadcasted and you can use the netconsole to all netconsole packets are broadcasted and you can use the netconsole to
access board from any host within the network segment. To determine the IP access the board from any host within the network segment. To determine the
address assigned to the board, you either have to sniff the traffic or IP address assigned to the board, you either have to sniff the traffic or
check the logs/leases of your DHCP server. check the logs/leases of your DHCP server.
The resuce mode is selected by holding the push button for at least one The resuce mode is selected by holding the push button for at least one
@ -42,41 +42,43 @@ the resuce mode is enabled, thus providing a visual feedback.
Pressing the same button for at least 10 seconds on power-up will erase the Pressing the same button for at least 10 seconds on power-up will erase the
environment and reset the board. In this case the visual indication will environment and reset the board. In this case the visual indication will
be: be:
- blinking blue, for about one second - blue, for about one second
- solid amber, for about nine seconds - amber, for about nine seconds
- blinking amber, until you release the button - red, until you release the button
This ensures, that you still can recover a device with a broken This ensures, that you still can recover a device with a broken
environment by first erasing the environment and then entering the rescue environment by first erasing the environment and then entering the rescue
mode. mode.
Once the rescue mode is started, use the ncb binary from the tools/ Once the rescue mode is started, use the ncb binary from the tools/
directory to access your board. There is a helper script named directory to access your board.
'restore_env' to save your changes. It unsets all the network variables
which were set by the rescue mode, saves your changes and then resets the
board.
The common use case for this is setting a MAC address. Let us assume you The common use case for this is setting a MAC address. Let us assume you
have an empty environment, the board comes up with the amber LED blinking. have an empty environment, the board comes up with the amber LED turned on.
Then you enter the rescue mode, connect to the board with the ncb tool and Then you enter the rescue mode, connect to the board with the ncb tool and
use the following commands to set your MAC address: use the following commands to set your MAC address:
setenv ethaddr 00:00:00:00:00:00 setenv -f ethaddr 00:00:00:00:00:00
run restore_env saveenv
reset
Of course you need to replace the 00:00:00:00:00:00 with your valid MAC Of course you need to replace the 00:00:00:00:00:00 with your valid MAC
address, which can be found on a sticker on the bottom of your box. address, which can be found on a sticker on the bottom of your box.
You cannot store the network console setting in the environment. On reset
it is automatically restored to serial. Therefore, you have to use the
push-button to enter resuce mode again.
Status LED Status LED
---------- ----------
blinking blue blue
Bootloader is running normally. Bootloader is running normally.
blinking amber amber
No ethaddr set. Use the `Rescue Mode` to set one. No ethaddr set. Use the `Rescue Mode` to set one.
blinking red red
Something bad happend during loading the operating system. Something bad happend during loading the operating system.
The default behavior of the linux kernel is to turn on the blue LED. So if The default behavior of the linux kernel is to turn on the blue LED. So if