mirror of
https://github.com/NixOS/mobile-nixos.git
synced 2024-12-15 19:23:01 +03:00
3487b77503
The update from 29a10085f3 caused the
uncompressed kernel to not be installed anymore into the kernel output.
This meant that building the top-level argument failed as a file assumed
to exist wasn't there anymore.
We now provide the appropriate filename when we know it.
115 lines
3.0 KiB
Nix
115 lines
3.0 KiB
Nix
{ config, lib, options, pkgs, ... }:
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let
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inherit (lib)
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mergeEqualOption
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mkDefault
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mkIf
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mkOption
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types
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;
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cfg = config.mobile.boot.stage-1.kernel;
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device_config = config.mobile.device;
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modulesClosure = pkgs.makeModulesClosure {
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kernel = cfg.package;
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allowMissing = true;
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rootModules = cfg.modules ++ cfg.additionalModules;
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firmware = cfg.firmwares;
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};
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inherit (config.mobile.quirks) supportsStage-0;
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in
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{
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# Note: These options are provided *instead* of `boot.initrd.*`, as we are
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# not re-using the `initrd` options.
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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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additionalModules = 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 closure.
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'';
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};
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# We cannot use `linuxPackagesFor` as older kernels cause eval-time assertions...
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# This is bad form, but is already in nixpkgs :(.
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package = mkOption {
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type = types.nullOr types.package;
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default = null;
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description = ''
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Kernel to be used by the system-type to boot into the Mobile NixOS
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stage-1.
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This is not using a kernelPackages attrset, but a kernel derivation directly.
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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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firmware = [ modulesClosure ];
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contents = [
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{ object = "${modulesClosure}/lib/modules"; symlink = "/lib/modules"; }
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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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config.boot.kernelPackages = mkDefault (
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if (supportsStage-0 && config.mobile.rootfs.shared.enabled) || cfg.package == null
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then {
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# This must look legit enough so that NixOS thinks it's a kernel attrset.
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stdenv = pkgs.stdenv;
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kernel = pkgs.runCommandNoCC "dummy" { version = "99"; } "mkdir $out; touch $out/dummy";
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}
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else (pkgs.recurseIntoAttrs (pkgs.linuxPackagesFor cfg.package))
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);
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config.system.boot.loader.kernelFile = mkIf (cfg.package != null && cfg.package ? file) (
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mkDefault cfg.package.file
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);
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# Disable kernel config checks as it's EXTREMELY nixpkgs-kernel centric.
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# We're duplicating that good work for the time being.
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config.system.requiredKernelConfig = lib.mkForce [];
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}
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