forked from pub-solar/os
39 lines
1.1 KiB
Nix
39 lines
1.1 KiB
Nix
|
{ config, pkgs, lib, ... }:
|
||
|
|
with lib;
|
||
|
|
let
|
||
|
|
cfg = config.pub-solar.core.hibernation;
|
||
|
|
in
|
||
|
|
{
|
||
|
|
options.pub-solar.core.hibernation = {
|
||
|
|
enable = mkOption {
|
||
|
|
type = types.bool;
|
||
|
|
default = false;
|
||
|
|
description = "Whether the device can hibernate. This creates a swapfile at /swapfile.";
|
||
|
|
};
|
||
|
|
|
||
|
|
resumeDevice = mkOption {
|
||
|
|
type = types.str;
|
||
|
|
default = "/swapfile";
|
||
|
|
description = "The location of the hibernation resume swap file.";
|
||
|
|
};
|
||
|
|
|
||
|
|
resumeOffset = mkOption {
|
||
|
|
type = types.nullOr types.int;
|
||
|
|
default = null;
|
||
|
|
description = "The swap file offset. Can be found by running `filefrag -v $swap_file_location`. See https://wiki.archlinux.org/title/Power_management/Suspend_and_hibernate#Hibernation_into_swap_file";
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
config = {
|
||
|
|
boot = mkIf cfg.enable {
|
||
|
|
resumeDevice = cfg.resumeDevice;
|
||
|
|
kernelParams = [
|
||
|
|
"resume=${cfg.resumeDevice}"
|
||
|
|
] ++ (
|
||
|
|
if (cfg.resumeOffset == null && cfg.enable) then builtins.abort "config.pub-solar.resumeOffset has to be set if config.pub-solar.enable is true."
|
||
|
|
else [ "resume_offset=${cfg.resumeOffset}" ]
|
||
|
|
);
|
||
|
|
};
|
||
|
|
};
|
||
|
|
}
|