8c5b200164
* Replace an obscure piece of code by its equivalent based on the recursiveUpdate function. Undefined the obsolete name of boot.grubDevice to avoid conflicts. svn path=/nixos/trunk/; revision=18049
161 lines
4.3 KiB
Nix
161 lines
4.3 KiB
Nix
{ config, pkgs, ... }:
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with pkgs.lib;
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let
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grubMenuBuilder = pkgs.substituteAll {
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src = ./grub-menu-builder.sh;
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isExecutable = true;
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grub = if config.boot.loader.grub.version == 1
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then pkgs.grub
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else pkgs.grub2;
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inherit (pkgs) bash;
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path = [pkgs.coreutils pkgs.gnused pkgs.gnugrep];
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inherit (config.boot.loader.grub) copyKernels extraEntries extraEntriesBeforeNixOS
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splashImage bootDevice configurationLimit version;
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};
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in
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{
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###### interface
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options = {
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boot.loader.grub = {
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enable = mkOption {
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default = true;
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description = ''
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Whether to enable the GNU GRUB boot loader.
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'';
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};
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version = mkOption {
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default = 1;
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example = 2;
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description = ''
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The version of GRUB to use: <literal>1</literal> for GRUB Legacy
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(versions 0.9x), or <literal>2</literal> for GRUB 2.
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'';
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};
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device = mkOption {
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default = "";
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example = "/dev/hda";
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type = with pkgs.lib.types; uniq string;
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description = ''
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The device on which the boot loader, GRUB, will be installed.
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If empty, GRUB won't be installed and it's your responsibility
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to make the system bootable.
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'';
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};
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bootDevice = mkOption {
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default = "";
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example = "(hd0,0)";
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description = ''
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If the system partition may be wiped on reinstall, it is better
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to have /boot on a small partition. To do it, we need to explain
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to GRUB where the kernels live. Specify the partition here (in
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GRUB notation).
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'';
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};
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configurationName = mkOption {
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default = "";
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example = "Stable 2.6.21";
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description = ''
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GRUB entry name instead of default.
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'';
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};
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extraEntries = mkOption {
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default = "";
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example = ''
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title Windows
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chainloader (hd0,1)+1
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'';
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description = ''
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Any additional entries you want added to the GRUB boot menu.
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'';
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};
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extraEntriesBeforeNixOS = mkOption {
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default = false;
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description = ''
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Whether extraEntries are included before the default option.
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'';
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};
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splashImage = mkOption {
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default =
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if config.boot.loader.grub.version == 1
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then pkgs.fetchurl {
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url = http://www.gnome-look.org/CONTENT/content-files/36909-soft-tux.xpm.gz;
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sha256 = "14kqdx2lfqvh40h6fjjzqgff1mwk74dmbjvmqphi6azzra7z8d59";
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}
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# GRUB 1.97 doesn't support gzipped XPMs.
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else pkgs.fetchurl {
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url = http://www.gnu.org/graphics/winkler-gnu-blue.png;
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sha256 = "0y8fvxalwxyid4k438k7c21bnv728qjsb92rqfapsmpv2bcj7f6k";
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};
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example = null;
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description = ''
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Background image used for GRUB. It must be a 640x480,
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14-colour image in XPM format, optionally compressed with
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<command>gzip</command> or <command>bzip2</command>. Set to
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<literal>null</literal> to run GRUB in text mode.
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'';
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};
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configurationLimit = mkOption {
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default = 100;
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example = 120;
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description = ''
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Maximum of configurations in boot menu. GRUB has problems when
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there are too many entries.
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'';
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};
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copyKernels = mkOption {
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default = false;
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description = ''
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Whether the GRUB menu builder should copy kernels and initial
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ramdisks to /boot. This is necessary when /nix is on a
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different file system than /boot.
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'';
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};
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};
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};
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###### implementation
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config = mkIf config.boot.loader.grub.enable {
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system.build.menuBuilder = grubMenuBuilder;
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# Common attribute for boot loaders so only one of them can be
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# set at once.
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system.boot.loader.id = "grub";
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system.boot.loader.kernelFile = "vmlinuz";
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environment.systemPackages =
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mkIf config.boot.loader.grub.enable
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(let version = config.boot.loader.grub.version; in
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assert version != 1 -> version == 2;
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if version == 1
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then [ pkgs.grub ]
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else [ pkgs.grub2 ]);
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# and many other things that have to be moved inside this file.
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};
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}
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