72 lines
2.1 KiB
Nix
72 lines
2.1 KiB
Nix
{
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config,
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pkgs,
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lib,
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username,
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inputs,
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...
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}:
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{
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imports = [
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./common.nix
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./disk_mreow.nix
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inputs.nixos-hardware.nixosModules.framework-amd-ai-300-series
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];
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# cachyos kernel: bore scheduler, full lto, zen 4 (amd ai 340)
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boot.kernelPackages =
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let
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helpers = pkgs.callPackage "${inputs.nix-cachyos-kernel}/helpers.nix" { };
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kernel = pkgs.cachyosKernels.linux-cachyos-bore-lto.override {
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lto = "full";
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processorOpt = "zen4";
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};
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in
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helpers.kernelModuleLLVMOverride (pkgs.linuxKernel.packagesFor kernel);
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hardware.framework.laptop13.audioEnhancement.rawDeviceName =
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lib.mkDefault "alsa_output.pci-0000_c1_00.6.analog-stereo";
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# PST
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# time.timeZone = lib.mkForce "America/Los_Angeles";
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# weird hack to get swaylock working? idk, if you don't put this here, password entry doesnt work
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# if I move to another lock screen program, i will have to replace `swaylock`
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security.pam.services.swaylock = { };
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# Kernel-level power tuning. These are boot-time / module-load-time settings
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# that power-profiles-daemon (in common.nix) does not manage. ppd handles
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# governor and EPP at runtime; these cover everything else.
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boot.kernelParams = [
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# Disable NMI watchdog. Eliminates periodic perf-counter interrupts
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# across all cores (~1 W). Kernel softlockup watchdog remains active.
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"nmi_watchdog=0"
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# Route kernel work items to already-busy CPUs rather than waking idle
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# ones. Reduces C-state exit frequency -- significant on battery where
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# cores idle often.
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"workqueue.power_efficient=1"
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];
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boot.kernel.sysctl."kernel.nmi_watchdog" = 0;
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# Power-gate the HDA codec between audio activity. 1-second inactivity
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# timeout; controller powers down fully. Wakes transparently on next
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# audio event -- no audible artifacts on Framework 13 AMD.
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boot.extraModprobeConfig = ''
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options snd_hda_intel power_save=1 power_save_controller=Y
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'';
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# Greetd display manager
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services.greetd = {
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enable = true;
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settings = {
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default_session = {
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command = "${lib.getExe pkgs.tuigreet} --time";
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user = username;
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};
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};
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};
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}
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