108 lines
3.2 KiB
Nix
108 lines
3.2 KiB
Nix
{ config, lib, ... }:
|
|
let
|
|
cfg = config.hardware.az-raspi4-usb;
|
|
in
|
|
{
|
|
options = {
|
|
hardware.az-raspi4-usb = {
|
|
enable = lib.mkEnableOption "Enable options required for Raspberry Pi 4.";
|
|
hostname = lib.mkOption {
|
|
type = lib.types.str;
|
|
description = "The hostname of the system.";
|
|
};
|
|
ip = lib.mkOption {
|
|
type = lib.types.str;
|
|
description = "The IP of the system.";
|
|
};
|
|
};
|
|
};
|
|
|
|
config = lib.mkIf cfg.enable {
|
|
hardware.az-raspi4-base.enable = true;
|
|
|
|
boot = {
|
|
kernelModules = [ "libcomposite" ];
|
|
loader.raspberryPi.firmwareConfig = "dtoverlay=dwc2";
|
|
};
|
|
networking = {
|
|
hostName = cfg.hostname;
|
|
hosts = {
|
|
"127.0.0.1" = [ "${cfg.hostname}.2li.local" ];
|
|
ip = [ "${cfg.hostname}.2li.local" ];
|
|
};
|
|
interfaces.usb0.ipv4.addresses = [
|
|
{
|
|
address = cfg.ip;
|
|
prefixLength = 24;
|
|
}
|
|
];
|
|
wireless = {
|
|
enable = true;
|
|
userControlled.enable = true;
|
|
interfaces = [ "wlan0" ];
|
|
networks = {
|
|
"Gröibschi" = {
|
|
psk = "schottland";
|
|
};
|
|
};
|
|
};
|
|
};
|
|
|
|
networking.dhcpcd.denyInterfaces = [ "usb0" ];
|
|
services.dnsmasq = {
|
|
enable = true;
|
|
settings = {
|
|
domain = "2li.mobile";
|
|
domain-needed = true;
|
|
dhcp-range = [ "10.213.0.100,10.213.0.200,255.255.255.0,24h" ];
|
|
dhcp-option = [ "option:router,${cfg.ip}" ];
|
|
interface = "usb0";
|
|
server = [
|
|
"84.200.69.80"
|
|
"84.200.70.40"
|
|
];
|
|
};
|
|
};
|
|
|
|
systemd.services."usb-otg" = {
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
RemainAfterExit = true;
|
|
};
|
|
wantedBy = [ "default.target" ];
|
|
script = ''
|
|
mkdir -p /sys/kernel/config/usb_gadget/pi4
|
|
cd /sys/kernel/config/usb_gadget/pi4
|
|
echo 0x1d6b > idVendor # Linux Foundation
|
|
echo 0x0104 > idProduct # Multifunction Composite Gadget
|
|
echo 0x0100 > bcdDevice # v1.0.0
|
|
echo 0x0200 > bcdUSB # USB2
|
|
echo 0xEF > bDeviceClass
|
|
echo 0x02 > bDeviceSubClass
|
|
echo 0x01 > bDeviceProtocol
|
|
mkdir -p /sys/kernel/config/usb_gadget/pi4/strings/0x409
|
|
echo "fedcba9876543211" > strings/0x409/serialnumber
|
|
echo "Nebucatnetzer" > strings/0x409/manufacturer
|
|
echo "PI4 USB Device" > strings/0x409/product
|
|
mkdir -p /sys/kernel/config/usb_gadget/pi4/configs/c.1/strings/0x409
|
|
echo "Config 1: ECM network" > configs/c.1/strings/0x409/configuration
|
|
echo 250 > configs/c.1/MaxPower
|
|
# Add functions here
|
|
# see gadget configurations below
|
|
# End functions
|
|
mkdir -p /sys/kernel/config/usb_gadget/pi4/functions/ecm.usb0
|
|
HOST="00:dc:c8:f7:75:14" # "HostPC"
|
|
SELF="00:dd:dc:eb:6d:a1" # "BadUSB"
|
|
echo $HOST > functions/ecm.usb0/host_addr
|
|
echo $SELF > functions/ecm.usb0/dev_addr
|
|
ln -s functions/ecm.usb0 configs/c.1/
|
|
udevadm settle -t 5 || :
|
|
ls /sys/class/udc > UDC
|
|
'';
|
|
};
|
|
systemd.services.dhcpd4.after = [ "usb-otg.service" ];
|
|
systemd.services."network-addresses-usb0".after = [ "usb-otg.service" ];
|
|
};
|
|
}
|
|
|