131 lines
3.2 KiB
Nix
131 lines
3.2 KiB
Nix
# This file was initially made by 'nixos-generate-config', try not to edit too much
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{
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config,
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lib,
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pkgs,
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modulesPath,
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...
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}: let
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# Set common boot paramaters
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commonKernelParams = [
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# Nvidia settings
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"nvidia_drm.fbdev=1"
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# VM/GPU passthrough
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"amd_iommu=on"
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"iommu=pt"
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"nested=1"
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# Virtualization nonsense
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"transparent_hugepage=never"
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# Isolate devices into IOMMU groups
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"pcie_acs_override=downstream,multifunction"
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"pci=routeirq"
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];
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in {
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imports = [
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(modulesPath + "/installer/scan/not-detected.nix")
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];
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# Set all boot options
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boot = {
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# Set a kernel version and load/blacklist drivers
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kernelPackages = pkgs.unstable.linuxPackages_zen;
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blacklistedKernelModules = [
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"pcspkr"
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];
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kernel.sysctl."vm.max_map_count" = 2147483642;
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kernelParams = commonKernelParams ++ [
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"vfio-pci.ids=10de:1f82,10de:10fa"
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];
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initrd = {
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availableKernelModules = [
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"nvme"
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"xhci_pci"
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"ahci"
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"usbhid"
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"usb_storage"
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"sd_mod"
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];
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kernelModules = [
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"vfio"
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"vfio_pci"
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"vfio_iommu_type1"
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"kvm-amd"
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];
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};
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# Manage supported filesystems
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supportedFilesystems = {
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ntfs = true;
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zfs = lib.mkForce false;
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};
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# Modprobe settings
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extraModprobeConfig = ''
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options hid_apple fnmode=2
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'';
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};
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# Additional entry to boot from the second GPU
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specialisation = {
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gputwo.configuration = {
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boot.kernelParams = commonKernelParams ++ ["vfio-pci.ids=10de:2504,10de:228e"];
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};
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};
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# Mount everything as necessary
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fileSystems = {
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"/" = {
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device = "/dev/disk/by-uuid/f0786b07-8303-416f-87ff-276bfd696387";
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fsType = "bcachefs";
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};
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"/boot" = {
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device = "/dev/disk/by-uuid/EF6D-9009";
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fsType = "vfat";
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};
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"/etc/libvirt" = {
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device = "/dev/disk/by-label/Qemu";
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options = ["nosuid" "nodev" "nofail"];
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};
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"/var/lib/libvirt" = {
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depends = ["/etc/libvirt"];
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device = "/etc/libvirt/varlibvirt";
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options = ["bind" "rw"];
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};
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"/mnt/Linux1" = {
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device = "/dev/disk/by-label/Linux1";
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options = ["nosuid" "nodev" "nofail" "x-gvfs-show"];
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};
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"/mnt/Linux2" = {
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device = "/dev/disk/by-label/Linux2";
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options = ["nosuid" "nodev" "nofail" "x-gvfs-show"];
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};
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"/mnt/Windows1" = {
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device = "/dev/disk/by-label/Windows1";
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options = ["nosuid" "nodev" "noauto"];
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};
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"/mnt/Windows2" = {
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device = "/dev/disk/by-label/Windows2";
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options = ["nosuid" "nodev" "noauto"];
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};
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"/home/jimbo/JimboNFS" = {
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device = "server:/export/JimboNFS";
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fsType = "nfs4";
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options = ["x-systemd.automount" "_netdev" "nofail" "noauto"];
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};
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};
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# Set the swap partition
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swapDevices = [
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{device = "/dev/disk/by-uuid/2e4c5120-716d-4cdc-84a0-c9e6391760db";}
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];
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# Enables DHCP on each ethernet and wireless interface.
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networking.useDHCP = lib.mkDefault true;
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nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
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hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
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}
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