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https://github.com/NixOS/mobile-nixos.git
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b5e3397783
This allows my staging area to become a bit cleaner.
81 lines
1.8 KiB
Nix
81 lines
1.8 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.mobile.boot.stage-1.kernel;
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device_config = config.mobile.device;
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inherit (device_config.info) kernel;
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modulesClosure = pkgs.makeModulesClosure {
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inherit kernel;
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allowMissing = true;
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rootModules = cfg.modules ++ cfg.additional_modules;
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firmware = cfg.firmwares;
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};
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in
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{
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options.mobile.boot.stage-1.kernel = {
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modular = mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether the kernel is built with modules or not.
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This will enable modules closure generation and listing modules
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to bundle and load.
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'';
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};
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modules = mkOption {
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type = types.listOf types.str;
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default = [
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];
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description = ''
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Module names to add to the closure.
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They will be modprobed.
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'';
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};
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additional_modules = mkOption {
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type = types.listOf types.str;
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default = [
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];
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description = ''
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Module names to add to the closure.
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They will not be modprobed.
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'';
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};
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firmwares = mkOption {
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type = types.listOf types.str;
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default = [];
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description = ''
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Firmwares to add to the cloure.
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'';
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};
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};
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config.mobile.boot.stage-1 = mkIf cfg.modular {
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contents = [
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{ object = "${modulesClosure}/lib/modules"; symlink = "/lib/modules"; }
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{ object = "${modulesClosure}/lib/firmware"; symlink = "/lib/firmware"; }
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];
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init = lib.mkOrder BEFORE_DEVICE_INIT ''
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${
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lib.concatMapStringsSep "\n" (mod: ''modprobe ${mod}'') cfg.modules
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}
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'';
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kernel.modules = [
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# Basic always-needed kernel modules.
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"loop"
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# Filesystems
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"nls_cp437"
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"nls_iso8859-1"
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"fat"
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"vfat"
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"ext4"
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"crc32c"
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];
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};
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}
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