41 lines
1 KiB
Nix
41 lines
1 KiB
Nix
{
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config,
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pkgs,
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lib,
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...
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}:
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let
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cfg = config.pub-solar.core.hibernation;
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inherit (lib) mkOption types mkIf;
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in
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{
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options.pub-solar.core.hibernation = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = "Whether the device can hibernate. This creates a swapfile at /swapfile.";
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};
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resumeDevice = mkOption {
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type = types.nullOr types.str;
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default = null;
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description = "The location of the hibernation resume swap file.";
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};
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resumeOffset = mkOption {
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type = types.nullOr types.int;
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default = null;
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description = "The swap file offset. Can be found by running `filefrag -v $swap_file_location`. See https://wiki.archlinux.org/title/Power_management/Suspend_and_hibernate#Hibernation_into_swap_file";
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};
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};
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config = {
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boot = mkIf cfg.enable {
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resumeDevice = mkIf (cfg.resumeDevice != null) cfg.resumeDevice;
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kernelParams = mkIf (cfg.resumeOffset != null) [
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"resume_offset=${builtins.toString cfg.resumeOffset}"
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];
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};
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};
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}
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