nixpkgs/nixos/modules/installer/cd-dvd/sd-image-raspberrypi4.nix
2020-09-02 00:42:50 +02:00

39 lines
1.2 KiB
Nix

# To build, use:
# nix-build nixos -I nixos-config=nixos/modules/installer/cd-dvd/sd-image-raspberrypi4.nix -A config.system.build.sdImage
{ config, lib, pkgs, ... }:
{
imports = [
../../profiles/base.nix
../../profiles/installation-device.nix
./sd-image.nix
];
boot.loader.grub.enable = false;
boot.loader.raspberryPi.enable = true;
boot.loader.raspberryPi.version = 4;
boot.kernelPackages = pkgs.linuxPackages_rpi4;
boot.consoleLogLevel = lib.mkDefault 7;
sdImage = {
firmwareSize = 128;
firmwarePartitionName = "NIXOS_BOOT";
# This is a hack to avoid replicating config.txt from boot.loader.raspberryPi
populateFirmwareCommands =
"${config.system.build.installBootLoader} ${config.system.build.toplevel} -d ./firmware";
# As the boot process is done entirely in the firmware partition.
populateRootCommands = "";
};
fileSystems."/boot/firmware" = {
# This effectively "renames" the attrsOf entry set in sd-image.nix
mountPoint = "/boot";
neededForBoot = true;
};
# the installation media is also the installation target,
# so we don't want to provide the installation configuration.nix.
installer.cloneConfig = false;
}