From fea6c6e9fe06e1ff1869c26c6e217d1673cb7b5b Mon Sep 17 00:00:00 2001
From: Dmitry Voronin <account@voronind.com>
Date: Wed, 24 Jan 2024 21:09:19 +0300
Subject: [PATCH] Powerlimit : Add laptop battery limiter.

---
 .config/linux/nix/Powerlimit.nix     | 15 +++++++++++++++
 .config/linux/nix/PowersaveAmd.nix   |  2 +-
 .config/linux/nix/PowersaveIntel.nix |  2 +-
 3 files changed, 17 insertions(+), 2 deletions(-)
 create mode 100644 .config/linux/nix/Powerlimit.nix

diff --git a/.config/linux/nix/Powerlimit.nix b/.config/linux/nix/Powerlimit.nix
new file mode 100644
index 0000000..29c6fd1
--- /dev/null
+++ b/.config/linux/nix/Powerlimit.nix
@@ -0,0 +1,15 @@
+{ pkgs, ... }:
+
+{
+	systemd.services.powerlimit = {
+		enable = true;
+		description = "Limit battery charge.";
+		serviceConfig = {
+			Type = "simple";
+			RemainAfterExit = "yes";
+			ExecStart = "${pkgs.bash}/bin/bash -c 'echo 40 > /sys/class/power_supply/BAT0/charge_control_start_threshold; echo 80 > /sys/class/power_supply/BAT0/charge_control_end_threshold;'";
+			ExecStop  = "${pkgs.bash}/bin/bash -c 'echo 95 > /sys/class/power_supply/BAT0/charge_control_end_threshold; echo 90 > /sys/class/power_supply/BAT0/charge_control_start_threshold;'";
+		};
+		wantedBy = [ "multi-user.target" ];
+	};
+}
diff --git a/.config/linux/nix/PowersaveAmd.nix b/.config/linux/nix/PowersaveAmd.nix
index 31fb01a..2cfcf07 100644
--- a/.config/linux/nix/PowersaveAmd.nix
+++ b/.config/linux/nix/PowersaveAmd.nix
@@ -3,7 +3,7 @@
 {
 	systemd.services.powersave = {
 		enable = true;
-		description = "AMD Disable Boost";
+		description = "AMD disable Boost";
 		serviceConfig = {
 			Type = "simple";
 			RemainAfterExit = "yes";
diff --git a/.config/linux/nix/PowersaveIntel.nix b/.config/linux/nix/PowersaveIntel.nix
index 5c90ff2..6c62065 100644
--- a/.config/linux/nix/PowersaveIntel.nix
+++ b/.config/linux/nix/PowersaveIntel.nix
@@ -3,7 +3,7 @@
 {
 	systemd.services.powersave = {
 		enable = true;
-		description = "Intel Disable Boost";
+		description = "Intel disable Boost";
 		serviceConfig = {
 			Type = "simple";
 			RemainAfterExit = "yes";