====== Ethernet on M2X ======

===== Introduction =====

This document mainly introduces the usage of Ethernet on [[https://www.khadas.com/product-page/m2x-extension-board | M2X]] . Mainly about how to use it under Ubuntu.

===== Ubuntu =====

==== System Configuration ====

Please make sure you use the latest image, if not please follow [[/products/sbc/common/configurations/upgrade-system|Upgrade The System]] to upgrade your system.

===== For 4.9 kernel =====
==== Enable M2X Eth ====

Open ''/boot/env.txt'', add ''m2x-eth'' to overlay.

```shell
$ sudo vim /boot/env.txt

overlays=uart3 pwm_f i2c3 os08a10 --> overlays=uart3 pwm_f i2c3 os08a10 m2x-eth
```
```shell
$ sync
```

Reboot to effect.

===== For 5.15 kernel =====
==== Enable M2X Eth ====

Open ''kvim*.dtb.overlay.env'', add ''m2x-eth'' to overlay,take VIM3 as an example.

```shell
$ sudo vim /boot/dtb/amlogic/kvim3.dtb.overlay.env

fdt_overlays=m2x-eth
```
```shell
$ sync
```
Reboot to effect.

==== Check ====

Get IP addresss.

```shell
khadas@Khadas:~$ ifconfig
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.0.100  netmask 255.255.255.0  broadcast 192.168.0.255
        inet6 fe80::c531:9c16:df20:94f9  prefixlen 64  scopeid 0x20<link>
        ether 02:42:82:4b:1d:2f  txqueuelen 1000  (Ethernet)
        RX packets 113  bytes 13320 (13.3 KB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 122  bytes 10072 (10.0 KB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0
        device interrupt 14
```

Go online!

```shell
khadas@Khadas:~$ ping www.khadas.com
PING td-balancer-sv5-61-96.wixdns.net (185.230.61.96) 56(84) bytes of data.
64 bytes from 185.230.61.96 (185.230.61.96): icmp_seq=1 ttl=241 time=183 ms
64 bytes from 185.230.61.96 (185.230.61.96): icmp_seq=2 ttl=241 time=164 ms
64 bytes from 185.230.61.96 (185.230.61.96): icmp_seq=3 ttl=241 time=165 ms
...
```