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system.nvram: init (internal)

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Sam 2024-02-27 17:21:19 -08:00
parent 6c06334f08
commit 0363c18c37
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GPG key ID: 07C4B9795517E3B4
3 changed files with 42 additions and 0 deletions

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@ -35,6 +35,7 @@
./system/etc.nix
./system/keyboard.nix
./system/launchd.nix
./system/nvram.nix
./system/patches.nix
./system/shells.nix
./system/version.nix

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@ -69,6 +69,7 @@ in
${cfg.activationScripts.networking.text}
${cfg.activationScripts.keyboard.text}
${cfg.activationScripts.fonts.text}
${cfg.activationScripts.nvram.text}
${cfg.activationScripts.postActivation.text}

40
modules/system/nvram.nix Normal file
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@ -0,0 +1,40 @@
{ config, lib, pkgs, ... }:
let
cfg = config.system;
mkNvramVariables =
lib.attrsets.mapAttrsToList
(name: value: "nvram ${lib.escapeShellArg name}=${lib.escapeShellArg value}")
cfg.nvram.variables;
in
{
meta.maintainers = [
lib.maintainers.samasaur or "samasaur"
];
options = {
system.nvram.variables = lib.mkOption {
type = with lib.types; attrsOf str;
default = {};
internal = true;
example = {
"StartupMute" = "%01";
};
description = lib.mdDoc ''
Non-volatile RAM variables to set. Removing a key-value pair from this
list will **not** return the variable to its previous value, but will
no longer set its value on system configuration activations.
'';
};
};
config = {
system.activationScripts.nvram.text = ''
echo "setting nvram variables..." >&2
${builtins.concatStringsSep "\n" mkNvramVariables}
'';
};
}