nixos/system/kernel.nix
2026-01-14 21:24:19 +01:00

43 lines
1.2 KiB
Nix

{
config,
pkgs,
inputs,
...
}:
{
# nixpkgs.overlays = [
# inputs.nix-cachyos-kernel.overlays.default
# ];
# Use CachyOS Kernel
boot.kernelPackages =
pkgs.linuxPackagesFor
inputs.nix-cachyos-kernel.packages.${pkgs.system}.linux-cachyos-latest;
# =============================================================================
# DEFAULT BOOT: Linux Desktop Mode (GPU for Host)
# =============================================================================
# This is the normal boot. The GPU is used by the host for Hyprland/gaming.
boot.kernelParams = [
"amd_iommu=on"
"iommu=pt"
"split_lock_detect=off"
];
# Vendor Reset (helps with GPU reset when switching modes)
boot.extraModulePackages = [ config.boot.kernelPackages.vendor-reset ];
boot.kernelModules = [
"tcp_bbr"
"vendor-reset"
"ntsync"
];
# =============================================================================
# Network and Misc Sysctl
# =============================================================================
boot.kernel.sysctl = {
"net.ipv4.tcp_congestion_control" = "bbr";
"net.core.default_qdisc" = "fq";
"vm.max_map_count" = 1048576;
};
}