nix-git/hosts/yodaTux/lan.nix

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2024-09-02 11:48:40 +02:00
{ config, pkgs, ... }:
{
# Working LAN Internet vs mainline Linux.
#
# With the in-tree kernel driver r8169 for the network card (LAN and Wi-Fi), LAN Internet is not working.
#
# With the out-of-tree r8168 kernel driver, LAN is working.
# https://github.com/avnik/nixos-configs/blob/master/modules/r8168.nix
# https://github.com/poscat0x04/nixos-configuration/blob/master/hardware/profiles/r8168.nix
# https://github.com/NixOS/nixpkgs/blob/961c422b48b3458a01a9c0f2a24e25a1d61018e9/pkgs/os-specific/linux/r8168/default.nix#L51-L52
# But this requires an old kernel version (we use 5.15 LTS) as r8168 is broken for 6 <= kernel <= 6.8
# https://github.com/NixOS/nixpkgs/issues/256329
# -> https://github.com/NixOS/nixpkgs/pull/311238
boot.blacklistedKernelModules = [ "r8169" ];
boot.extraModulePackages = [
config.boot.kernelPackages.r8168
];
# https://nixos.wiki/wiki/Linux_kernel#List_available_kernels
# List all available kernel versions:
# `nix repl` -> `:l <nixpkgs>` -> `pkgs.linuxPackages` and press `TAB`
# Default value.
#boot.kernelPackages = pkgs.linuxPackages;
# Latest stable.
#boot.kernelPackages = pkgs.linuxPackages_latest;
# Latest unstable.
#boot.kernelPackages = pkgs.unstable.linuxPackages_latest;
# LTS, see https://endoflife.date/linux
# TODO: When NixOS 26.05 is out, this kernel is near EOL
#boot.kernelPackages = pkgs.linuxPackages_5_15;
# LTS, see https://endoflife.date/linux
# TODO: When NixOS 26.05 is out, this kernel is near EOL
boot.kernelPackages = pkgs.linuxPackages_6_1;
nixpkgs.config.allowBroken = true;
# Hardened.
# https://archlinux.org/packages/extra/x86_64/linux-hardened/
# -> https://github.com/anthraxx/linux-hardened
#boot.kernelPackages = pkgs.linuxPackages_hardened;
# Free/Libre.
# https://en.wikipedia.org/wiki/Linux-libre
#boot.kernelPackages = pkgs.linuxPackages-libre;
}