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30 lines
781 B
Nix
30 lines
781 B
Nix
{ lib, config, ... }:
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{
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options.swarselsystems = {
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hibernation = {
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offset = lib.mkOption {
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type = lib.types.int;
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default = 0;
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};
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resumeDevice = lib.mkOption {
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type = lib.types.str;
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default = "/dev/disk/by-label/nixos";
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};
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};
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};
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config = {
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boot = {
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kernelParams = [
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"resume_offset=${builtins.toString config.swarselsystems.hibernation.offset}"
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# "mem_sleep_default=deep"
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];
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inherit (config.swarselsystems.hibernation) resumeDevice;
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};
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systemd.services."systemd-suspend-then-hibernate".aliases = [ "systemd-suspend.service" ];
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powerManagement.enable = true;
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systemd.sleep.extraConfig = ''
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HibernateDelaySec=120m
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SuspendState=freeze
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'';
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};
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}
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