46 lines
1.5 KiB
Nix
46 lines
1.5 KiB
Nix
# To build, use:
|
|
# nix-build nixos -I nixos-config=nixos/modules/installer/cd-dvd/sd-image-raspberrypi.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.generic-extlinux-compatible.enable = true;
|
|
|
|
boot.consoleLogLevel = lib.mkDefault 7;
|
|
boot.kernelPackages = pkgs.linuxPackages_rpi1;
|
|
|
|
sdImage = {
|
|
populateFirmwareCommands = let
|
|
configTxt = pkgs.writeText "config.txt" ''
|
|
# Prevent the firmware from smashing the framebuffer setup done by the mainline kernel
|
|
# when attempting to show low-voltage or overtemperature warnings.
|
|
avoid_warnings=1
|
|
|
|
[pi0]
|
|
kernel=u-boot-rpi0.bin
|
|
|
|
[pi1]
|
|
kernel=u-boot-rpi1.bin
|
|
'';
|
|
in ''
|
|
(cd ${pkgs.raspberrypifw}/share/raspberrypi/boot && cp bootcode.bin fixup*.dat start*.elf $NIX_BUILD_TOP/firmware/)
|
|
cp ${pkgs.ubootRaspberryPiZero}/u-boot.bin firmware/u-boot-rpi0.bin
|
|
cp ${pkgs.ubootRaspberryPi}/u-boot.bin firmware/u-boot-rpi1.bin
|
|
cp ${configTxt} firmware/config.txt
|
|
'';
|
|
populateRootCommands = ''
|
|
mkdir -p ./files/boot
|
|
${config.boot.loader.generic-extlinux-compatible.populateCmd} -c ${config.system.build.toplevel} -d ./files/boot
|
|
'';
|
|
};
|
|
|
|
# the installation media is also the installation target,
|
|
# so we don't want to provide the installation configuration.nix.
|
|
installer.cloneConfig = false;
|
|
}
|