hibernation works now

systems/x86_64-linux/drivebystation-nix/hardware/acer-monitor-edid.nix

@@ -0,0 +1,12 @@
+{ config, lib, pkgs, ... }:
+{
+  boot.kernelParams = [ "drm.edid_firmware=DP-6:edid/edid.bin" ];
+
+  hardware.firmware = [
+  (
+    pkgs.runCommand "edid.bin" { } ''
+      mkdir -p $out/lib/firmware/edid
+      cp ${./firmware/KG271-edid.bin} $out/lib/firmware/edid/edid.bin
+    ''
+  )];
+}

systems/x86_64-linux/drivebystation-nix/hardware/graphics/nvidia-stable.nix

@@ -0,0 +1,10 @@
+{ config, lib, pkgs, ... }:
+let
+  inherit (lib.my-namespace) enabled;
+in
+{
+  lib.my-namespace.hardware = {
+    novidia = enabled;
+    #nvidia-stable.enabled = enabled;
+  };
+}

systems/x86_64-linux/drivebystation-nix/hardware/graphics/nvidia.nix

@@ -0,0 +1,115 @@
+{ config, lib, pkgs, ... }:
+{
+
+  # Enable OpenGL
+  hardware.graphics = {
+    enable = true;  
+    extraPackages = with pkgs; [ nvidia-vaapi-driver ];
+  };
+
+  # Load nvidia driver for Xorg and Wayland
+  # boot.extraModulePackages = [ config.boot.kernelPackages.nvidia_x11 ];
+  boot.extraModulePackages = [ config.boot.kernelPackages.nvidia_x11_production ];
+  # boot.extraModulePackages = [ config.boot.kernelPackages.nvidia_x11 ];
+
+
+  boot.loader.systemd-boot.consoleMode = "max";
+
+  boot.kernelParams = [
+   "nvidia-drm.fbdev=1"
+   "nvidia-drm.modeset=1"
+  #  "nvidia.NVreg_PreserveVideoMemoryAllocations=0"
+    "amd_iommu=on"
+    "amdgpu.modeset=1"
+    # "vfio-pci.ids=\"10de:2489,10de:228b\""
+  #  "nomodeset"
+  #  "nvidia_drm.modeset=1"
+  ];
+  boot.blacklistedKernelModules = [ 
+    "i915" 
+    "nouveau"
+    # "nvidia"
+    # "nvidia-drm"
+    # "nvidia-uvm"
+    # "nvidiafb"
+    # "nvidia_drm"
+    # "nvidia_modeset"
+  ];
+  # boot.extraModprobeConfig = ''
+    # blacklist nvidia
+    # blacklist nvidia-drm
+    # blacklist nvidia_drm
+    # blacklist nvidia-uvm
+    # blacklist nvidia_uvm
+    # blacklist nvidia_modeset
+    # blacklist nvidiafb
+    # blacklist nouveau
+    # options nouveau modeset=0
+  # '';
+  boot.extraModprobeConfig = ''
+    blacklist nouveau
+    options nouveau modeset=0
+  '';
+  # services.xserver.videoDrivers = [ "nvidia" ];
+  services.xserver.videoDrivers = [ "amdgpu" ];
+
+  # services.udev.extraRules = ''
+  #   # Remove NVIDIA USB xHCI Host Controller devices, if present
+  #   ACTION=="add", SUBSYSTEM=="pci", ATTR{vendor}=="0x10de", ATTR{class}=="0x0c0330", ATTR{power/control}="auto", ATTR{remove}="1"
+  #   # Remove NVIDIA USB Type-C UCSI devices, if present
+  #   ACTION=="add", SUBSYSTEM=="pci", ATTR{vendor}=="0x10de", ATTR{class}=="0x0c8000", ATTR{power/control}="auto", ATTR{remove}="1"
+  #   # Remove NVIDIA Audio devices, if present
+  #   ACTION=="add", SUBSYSTEM=="pci", ATTR{vendor}=="0x10de", ATTR{class}=="0x040300", ATTR{power/control}="auto", ATTR{remove}="1"
+  #   # Remove NVIDIA VGA/3D controller devices
+  #   ACTION=="add", SUBSYSTEM=="pci", ATTR{vendor}=="0x10de", ATTR{class}=="0x03[0-9]*", ATTR{power/control}="auto", ATTR{remove}="1"
+  # '';
+
+  boot.initrd.kernelModules = [ 
+    "amdgpu"
+    "nvidia_uvm"
+    "nvidia_drm"
+    "nvidia"  
+    "nvidia-drm"
+    "nvidiafb"
+    "nvidia-modeset"
+    "nvidia-uvm"
+    # "i2c-nvidia_gpu"
+  ];  
+  hardware.nvidia = {
+    # Modesetting is required.
+    modesetting.enable = false;
+
+    # Nvidia power management. Experimental, and can cause sleep/suspend to fail.
+    # Enable this if you have graphical corruption issues or application crashes after waking
+    # up from sleep. This fixes it by saving the entire VRAM memory to /tmp/ instead 
+    # of just the bare essentials.
+    powerManagement.enable = true;
+
+    # Fine-grained power management. Turns off GPU when not in use.
+    # Experimental and only works on modern Nvidia GPUs (Turing or newer).
+    powerManagement.finegrained = false;
+
+    # Use the NVidia open source kernel module (not to be confused with the
+    # independent third-party "nouveau" open source driver).
+    # Support is limited to the Turing and later architectures. Full list of 
+    # supported GPUs is at: 
+    # https://github.com/NVIDIA/open-gpu-kernel-modules#compatible-gpus 
+    # Only available from driver 515.43.04+
+    # Currently alpha-quality/buggy, so false is currently the recommended setting.
+    open = false;
+
+    # Enable the Nvidia settings menu,
+	# accessible via `nvidia-settings`.
+    nvidiaSettings = true;
+
+    # Optionally, you may need to select the appropriate driver version for your specific GPU.
+    # package = config.boot.kernelPackages.nvidiaPackages.stable;
+    # package = config.boot.kernelPackages.nvidiaPackages.none;
+    package = config.boot.kernelPackages.nvidiaPackages.production;
+
+
+  };
+  users.users.andreas = {
+   extraGroups = [ "video" "render" ];
+  };
+}

systems/x86_64-linux/drivebystation-nix/hardware/hardware-configuration.nix

@@ -0,0 +1,60 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports = 
+    [ 
+      (modulesPath + "/installer/scan/not-detected.nix")
+      ./graphics/nvidia-stable.nix  
+      ./graphics/nvidia.nix
+      ./acer-monitor-edid.nix
+    ];
+  #boot.kernelPackages = pkgs.linuxPackages_latest;
+  # boot.kernelPackages = pkgs.linuxKernel.packages.linux_xanmod_latest;
+  boot.kernelPackages = pkgs.linuxPackages;
+  
+  boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod" ];
+  boot.kernelModules = [ "kvm-amd" "4vl2loopback" ];
+  boot.extraModulePackages = [ pkgs.linuxPackages.v4l2loopback ];
+
+  boot.blacklistedKernelModules = [ ];
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/563805a1-5277-4488-bbdd-c1a7ed37be76";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/E846-D998";
+      fsType = "vfat";
+      options = [ "fmask=0077" "dmask=0077" ];
+    };
+
+
+
+  # Try to fix hibernation
+
+  # swapDevices = [ ];
+  swapDevices = [ {
+    device = "/var/lib/swapfile";
+    size = 32*1024;
+  } ]; #resume-offset = 78399488
+  boot.resumeDevice = "/dev/disk/by-uuid/563805a1-5277-4488-bbdd-c1a7ed37be76";  # the unlocked drive mapping
+  boot.kernelParams = [
+    "resume_offset=78399488"  #sudo filefrag -v /var/lib/swapfile|awk 'NR==4{gsub(/\./,"");print $4;}'
+  ];
+  security.protectKernelImage = false;
+
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still po  ssible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp72s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+
+}