diff options
Diffstat (limited to 'nixos/modules/system/boot/loader/gummiboot/gummiboot.nix')
-rw-r--r-- | nixos/modules/system/boot/loader/gummiboot/gummiboot.nix | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/nixos/modules/system/boot/loader/gummiboot/gummiboot.nix b/nixos/modules/system/boot/loader/gummiboot/gummiboot.nix new file mode 100644 index 00000000000..9193cd3bc53 --- /dev/null +++ b/nixos/modules/system/boot/loader/gummiboot/gummiboot.nix @@ -0,0 +1,67 @@ +{ config, pkgs, ... }: + +with pkgs.lib; + +let + cfg = config.boot.loader.gummiboot; + + efi = config.boot.loader.efi; + + gummibootBuilder = pkgs.substituteAll { + src = ./gummiboot-builder.py; + + isExecutable = true; + + inherit (pkgs) python gummiboot; + + inherit (config.environment) nix; + + inherit (cfg) timeout; + + inherit (efi) efiSysMountPoint canTouchEfiVariables; + }; +in { + options.boot.loader.gummiboot = { + enable = mkOption { + default = false; + + type = types.bool; + + description = "Whether to enable the gummiboot UEFI boot manager"; + }; + + timeout = mkOption { + default = null; + + example = 4; + + type = types.nullOr types.int; + + description = '' + Timeout (in seconds) for how long to show the menu (null if none). + Note that even with no timeout the menu can be forced if the space + key is pressed during bootup + ''; + }; + }; + + config = mkIf cfg.enable { + assertions = [ + { + assertion = (config.boot.kernelPackages.kernel.features or { efiBootStub = true; }) ? efiBootStub; + + message = "This kernel does not support the EFI boot stub"; + } + ]; + + system = { + build.installBootLoader = gummibootBuilder; + + boot.loader.id = "gummiboot"; + + requiredKernelConfig = with config.lib.kernelConfig; [ + (isYes "EFI_STUB") + ]; + }; + }; +} |