nixos-hardware/raspberry-pi/4/default.nix
Issam E. Maghni ec135126c1 raspberry-pi/4: add genet module to initrd if netboot
This module is required to have Ethernet in initial RAM disk.

It solves the issue encountered in this thread:
https://discourse.nixos.org/t/netboot-into-nfs-root-instead-of-the-fat-netboot-ramdisk/8556/2
2025-11-05 19:31:43 -05:00

61 lines
1.3 KiB
Nix

{
lib,
pkgs,
config,
...
}:
{
imports = [
./audio.nix
./backlight.nix
./bluetooth.nix
./cpu-revision.nix
./digi-amp-plus.nix
./dwc2.nix
./gpio.nix
./i2c.nix
./leds.nix
./modesetting.nix
./pkgs-overlays.nix
./poe-hat.nix
./poe-plus-hat.nix
./pwm0.nix
./tc358743.nix
./touch-ft5406.nix
./tv-hat.nix
./xhci.nix
];
boot = {
kernelPackages = lib.mkDefault pkgs.linuxKernel.packages.linux_rpi4;
initrd.availableKernelModules = [
"usbhid"
"usb_storage"
"vc4"
"pcie_brcmstb" # required for the pcie bus to work
"reset-raspberrypi" # required for vl805 firmware to load
]
++ lib.optional config.boot.initrd.network.enable "genet";
# Allow building kernel
initrd.systemd.tpm2.enable = false;
loader = {
grub.enable = lib.mkDefault false;
generic-extlinux-compatible.enable = lib.mkDefault true;
};
};
hardware.deviceTree.filter = lib.mkDefault "bcm2711-rpi-*.dtb";
assertions = [
{
assertion = (lib.versionAtLeast config.boot.kernelPackages.kernel.version "6.1");
message = "This version of raspberry pi 4 dts overlays requires a newer kernel version (>=6.1). Please upgrade nixpkgs for this system.";
}
];
# Required for the Wireless firmware
hardware.enableRedistributableFirmware = true;
}