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switch to two boot modes: with or without dgpu

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This commit is contained in:
Remy Moll 2025-01-13 12:13:17 +01:00
parent bbfec6ea9a
commit b2a1f39893
1 changed files with 58 additions and 45 deletions
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69
modules/nixos/nvidia.nix
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@ -6,38 +6,31 @@
}: }:
{ {
# Allow to use the nvidia driver in the special case
# Use in the boot menu
specialisation = {
nvidia-enabled = {
configuration = {
system.nixos.tags = [ "nvidia-enabled" ];
# Enable OpenGL # Enable OpenGL
hardware.graphics = { hardware.graphics = {
enable = true; enable = true;
}; };
# Load nvidia driver for Xorg and Wayland
services.xserver.videoDrivers = ["nvidia"];
# specify nvidia driver version
hardware.nvidia = { hardware.nvidia = {
prime = {
sync.enable = true;
# reverseSync.enable = true;
# allowExternalGpu = false;
nvidiaBusId = "PCI:1:0:0";
intelBusId = "PCI:0:2:0";
# Modesetting is required. };
modesetting.enable = true; modesetting.enable = true;
# 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 = false; powerManagement.enable = false;
# 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; powerManagement.finegrained = false;
# the open source drivers are not compatible with the old 1050ti
open = false; open = false;
nvidiaSettings = 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.mkDriver { package = config.boot.kernelPackages.nvidiaPackages.mkDriver {
version = "565.77"; # latest version = "565.77"; # latest
sha256_64bit = "sha256-CnqnQsRrzzTXZpgkAtF7PbH9s7wbiTRNcM0SPByzFHw="; sha256_64bit = "sha256-CnqnQsRrzzTXZpgkAtF7PbH9s7wbiTRNcM0SPByzFHw=";
@ -46,14 +39,34 @@
settingsSha256 = "sha256-VUetj3LlOSz/LB+DDfMCN34uA4bNTTpjDrb6C6Iwukk="; settingsSha256 = "sha256-VUetj3LlOSz/LB+DDfMCN34uA4bNTTpjDrb6C6Iwukk=";
persistencedSha256 = "sha256-wnDjC099D8d9NJSp9D0CbsL+vfHXyJFYYgU3CwcqKww="; persistencedSha256 = "sha256-wnDjC099D8d9NJSp9D0CbsL+vfHXyJFYYgU3CwcqKww=";
}; };
};
prime = { boot.extraModprobeConfig = "";
offload = { boot.blacklistedKernelModules = [];
enable = true; services.udev.extraRules = "";
enableOffloadCmd = true; services.xserver.videoDrivers = ["nvidia"];
};
intelBusId = "PCI:0:2:0";
nvidiaBusId = "PCI:1:0:0";
}; };
}; };
};
# In the global configuration, we blacklist the nouveau driver and load the nvidia driver
boot.extraModprobeConfig = lib.mkDefault ''
blacklist nouveau
options nouveau modeset=0
'';
services.udev.extraRules = lib.mkDefault ''
# 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}=="0x030000", ATTR{power/control}="auto", ATTR{remove}="1"
'';
boot.blacklistedKernelModules = lib.mkDefault [ "nouveau" "nvidia" "nvidia_drm" "nvidia_modeset" ];
} }