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35 lines
990 B
35 lines
990 B
{ config, pkgs, ... }:
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let
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myIntelBusId = "PCI:0:2:0";
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myNvidiaBusId = "PCI:1:0:0";
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myNvidiaOffload = pkgs.writeShellScriptBin "nvidia-offload" ''
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export __NV_PRIME_RENDER_OFFLOAD=1
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export __NV_PRIME_RENDER_OFFLOAD_PROVIDER=NVIDIA-G0
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export __GLX_VENDOR_LIBRARY_NAME=nvidia
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export __VK_LAYER_NV_optimus=NVIDIA_only
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exec -a "$0" "$@"
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'';
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in {
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# Add the offload script to the $PATH.
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environment.systemPackages = [ myNvidiaOffload ];
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# Configure XDG compliance.
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environment.variables = {
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__GL_SHADER_DISK_CACHE_PATH = "$XDG_CACHE_HOME/nv";
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CUDA_CACHE_PATH = "$XDG_CACHE_HOME/nv";
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};
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# Enable the NVIDIA drivers.
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# NOTE: You may need to use either of the commands below:
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services.xserver.videoDrivers = [ "nvidia" ];
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# services.xserver.videoDrivers = [ "modesetting" "nvidia" ];
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# Configure `offload-mode'.
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hardware.nvidia.prime = {
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offload.enable = true;
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intelBusId = myIntelBusId;
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nvidiaBusId = myNvidiaBusId;
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};
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}
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