55 lines
1.5 KiB
Nix
55 lines
1.5 KiB
Nix
{ config, inputs, pkgs, lib, ... }:
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{
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imports = [
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"${inputs.nixpkgs}/nixos/modules/installer/sd-card/sd-image-aarch64.nix"
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# "${inputs.nixos-hardware}/raspberry-pi/4/default.nix"
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];
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boot.supportedFilesystems = lib.mkForce [ "reiserfs" "vfat" "ext4" ]; # we dont need zfs here
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documentation.enable = false;
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documentation.nixos.enable = false;
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boot = {
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kernelPackages = lib.mkDefault pkgs.linuxPackages_rpi4;
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initrd.availableKernelModules = [ "usbhid" "usb_storage" "vc4" ];
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loader = {
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grub.enable = lib.mkDefault false;
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generic-extlinux-compatible.enable = lib.mkDefault true;
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};
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};
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hardware.deviceTree.filter = "bcm2711-rpi-*.dtb";
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# Required for the Wireless firmware
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hardware.enableRedistributableFirmware = true;
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nix = {
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autoOptimiseStore = true;
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gc = {
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automatic = true;
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dates = "weekly";
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options = "--delete-older-than 30d";
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};
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# Free up to 1GiB whenever there is less than 100MiB left.
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extraOptions = ''
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min-free = ${toString (100 * 1024 * 1024)}
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max-free = ${toString (1024 * 1024 * 1024)}
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'';
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};
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# Assuming this is installed on top of the disk image.
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fileSystems = {
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"/" = {
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device = "/dev/disk/by-label/NIXOS_SD";
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fsType = "ext4";
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options = [ "noatime" ];
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};
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};
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ragon.services.ssh.enable = true;
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ragon.services.agenix.enable = true;
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ragon.hardware.hifiberry-dac.enable = true;
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services.shairport-sync = {
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enable = true;
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arguments = "-o alsa";
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};
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}
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