Daniel Barlow
a7b5f80674
this is in preparation for introducing other non-extlinux modules that populate /boot
40 lines
1.0 KiB
Nix
40 lines
1.0 KiB
Nix
{
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config
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, pkgs
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, lib
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, ...
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}:
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let
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inherit (lib) mkIf mkEnableOption mkOption types concatStringsSep;
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inherit (pkgs.pseudofile) dir symlink;
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cfg = config.boot.loader.extlinux;
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o = config.system.outputs;
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cmdline = concatStringsSep " " config.boot.commandLine;
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wantsDtb = config.hardware.dts ? src && config.hardware.dts.src != null;
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in {
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options.boot.loader.extlinux.enable = mkEnableOption "extlinux";
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config = mkIf cfg.enable {
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system.outputs.bootfiles = pkgs.runCommand "extlinux" {} ''
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mkdir $out
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cd $out
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${if wantsDtb then "cp ${o.dtb} dtb" else "true"}
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cp ${o.initramfs} initramfs
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cp ${o.kernel.zImage} kernel
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mkdir extlinux
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cat > extlinux/extlinux.conf << _EOF
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menu title Liminix
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timeout 40
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label Liminix
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kernel /boot/kernel
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# initrd /boot/initramfs
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append ${cmdline}
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${if wantsDtb then "fdt /boot/dtb" else ""}
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_EOF
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'';
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filesystem = dir {
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boot = symlink config.system.outputs.bootfiles;
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};
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};
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}
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