59 lines
2.1 KiB
Nix
59 lines
2.1 KiB
Nix
# Do not modify this file! It was generated by ‘nixos-generate-config’
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# and may be overwritten by future invocations. Please make changes
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# to /etc/nixos/configuration.nix instead.
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{ config, lib, pkgs, modulesPath, ... }:
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{
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imports =
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[ (modulesPath + "/installer/scan/not-detected.nix")
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];
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# 1) Make sure vfio and vfio_pci are in the initrd
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boot.initrd.kernelModules = [ "vfio" "vfio_pci" ];
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# 2) Also load them again in the running system
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boot.kernelModules = [ "vfio" "vfio_pci" ];
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# 3) Kernel params to turn on IOMMU and bind your card to vfio-pci
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boot.kernelParams = lib.mkForce [
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# for AMD hosts (use the intel line if you’re on Intel)
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"amd_iommu=on"
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"iommu=pt"
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# helps isolate PCIe ports if your card shares groups
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"pci_acs_override=downstream,multifunction"
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# <<< the important bit: early vfio binding for 1b4b:9215 >>>
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"vfio-pci.ids=1b4b:9215"
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];
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boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usb_storage" "usbhid" "sd_mod" ];
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boot.kernel.sysctl."net.ipv4.conf.all.forwarding" = true;
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swapDevices =
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[ { device = "/dev/disk/by-uuid/7e34cdc3-bd48-435a-8ea2-e1fe43926262"; }
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];
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# Enables DHCP on each ethernet and wireless interface. In case of scripted networking
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# (the default) this is the recommended approach. When using systemd-networkd it's
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# still possible to use this option, but it's recommended to use it in conjunction
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# with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
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networking.useDHCP = lib.mkDefault true;
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# networking.interfaces.enp3s0.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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services.xserver.videoDrivers = [ "nvidia" ];
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hardware.nvidia = {
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package = config.boot.kernelPackages.nvidiaPackages.legacy_470;
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modesetting.enable = true;
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powerManagement.enable = true;
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open = false; # <--- this must be false for proprietary
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nvidiaSettings = true;
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};
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nixpkgs.config.allowUnfree = true;
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nixpkgs.config.nvidia.acceptLicense = true;
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}
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