From 5b768d2b0050507037584f3b7f4a5cf90d627c57 Mon Sep 17 00:00:00 2001
From: lassulus <git@lassul.us>
Date: Wed, 8 Feb 2023 15:01:37 +0100
Subject: l aergia.r: add suspend to disk

---
 lass/1systems/aergia/physical.nix | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/lass/1systems/aergia/physical.nix b/lass/1systems/aergia/physical.nix
index 44bd53c2..0e5a88aa 100644
--- a/lass/1systems/aergia/physical.nix
+++ b/lass/1systems/aergia/physical.nix
@@ -25,6 +25,9 @@
 
     # for ryzenadj -i
     "iomem=relaxed"
+
+    # suspend
+    "resume_offset=178345675"
   ];
 
   boot.kernelModules = [
@@ -119,8 +122,17 @@
   '';
 
   # ignore power key
-  services.logind.extraConfig = "HandlePowerKey=ignore";
 
   # update cpu microcode
   hardware.cpu.amd.updateMicrocode = true;
+
+  # suspend to disk
+  swapDevices = [{
+    device = "/swapfile";
+  }];
+  boot.resumeDevice = "/dev/mapper/aergia1";
+  services.logind.lidSwitch = "suspend-then-hibernate";
+  services.logind.extraConfig = ''
+    HandlePowerKey=hibernate
+  '';
 }
-- 
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