Files
gpu-detect/client/gpu-detect.sh
T

213 lines
6.3 KiB
Bash

#!/usr/bin/env nix-shell
#!nix-shell -i bash -p bash coreutils gnugrep gum git pciutils
#
# Based on https://wiki.debian.org/NvidiaGraphicsDrivers?action=AttachFile&do=view&target=nvidia-versions.sh
#
# Copyright © 2026 Raphaël Numbus <[email protected]>
#
# This package is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This package is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>
# Avoid cryptic failure when running dash on this script
shopt -s compat31 nocasematch 2>/dev/null || { echo "Error: this script only works with bash." && exit; }
# Defining variables
USER_ID="$(id -u)"
PCI_IDS_LOCATION="/run/user/${USER_ID}/gpu-detect"
declare -A args=(
["brand"]="all"
["hw_accel"]="true"
)
gum style --border-foreground="030" --bold --border=normal --padding="0 2" "GPU detection tool for NixOS"
while [[ $# -gt 0 ]]; do
case "${1}" in
--brand|-b)
args["brand"]="${2}"
shift 2
;;
--hw_accel|-hw)
args["hw_accel"]="${2}"
shift 2
;;
--help|-h|*)
echo "Usage: gpu-detect --brand=[all/amd/intel/nvidia] --hw_accel=[true/false] [PCIID]..."
echo ""
echo "For each GPU installed in your system, the program"
echo "will provide you the needed NixOS configuration."
exit 0
;;
esac
done
gpu_detect() {
# Get the PCI IDs from the repo
if [[ ! -d "${PCI_IDS_LOCATION}" ]]; then
mkdir -p "${PCI_IDS_LOCATION}"
git clone -q -b ids-database https://gittea.dev/numbus/gpu-detect.git "${PCI_IDS_LOCATION}"
else
if ! git -C "${PCI_IDS_LOCATION}" pull; then
echo "Directory ${PCI_IDS_LOCATION} is not empty and does not"
echo "contain the repository. Please check the folder clean up manually."
exit 1
fi
fi
amd_detect() {
}
intel_detect() {
}
nvidia_detect() {
PCI_ID=${1}
NVIDIA_VERSION=""
local NVIDIA_TEXT="""
{ config, lib, pkgs, ... }:
{
hardware.graphics = {
enable = true;
extraPackages = with pkgs; [ ${EXTRA_PACKAGES} ];
};
services.xserver.videoDrivers = [ "nvidia" ];
hardware.nvidia = {
modesetting.enable = true;
nvidiaSettings = true;
package = config.boot.kernelPackages.nvidiaPackages.${NVIDIA_VERSION};
# Unsupported options
powerManagement.enable = false;
powerManagement.finegrained = false;
open = false;
};
}
"""
local VERSIONS=("unsupported" "legacy_340" "legacy_390" "legacy_470" "legacy_580" "current")
for version in ${VERSIONS[@]}; do
if grep -q -i "${PCI_ID}" "${PCI_IDS_LOCATION}/nvidia/${version}.ids" 2>/dev/null; then
NVIDIA_VERSION="${version}"
break
fi
done
if [[ -z "${NVIDIA_VERSION}" ]]; then
echo "Uh oh. It seems that your card couldn't be detected."
echo "A newer driver may add support for your card later."
return 1
fi
if [[ "${NVIDIA_VERSION}" == "unsupported" ]]; then
echo "Good news! You have nothing to do, your card runs with the"
echo "\"nouveau\" driver that is integrated in the kernel."
echo ""
echo "It seems you have a very old card!"
echo "The proprietary NVIDIA drivers have been removed from Nixpkgs"
echo "therefore it is not possible to install them."
elif [[ "${NVIDIA_VERSION}" == "legacy_340" || "${NVIDIA_VERSION}" == "legacy_390" || "${NVIDIA_VERSION}" == "legacy_470" ]]; then
echo "An official legacy NVIDIA driver release is available for"
echo "your card."
echo ""
echo "You can add the following code snippet to your NixOS configuration"
echo "in order to enable the proprietary NVIDIA driver with VDPAU support."
EXTRA_PACKAGES="\"libvdpau\""
echo ${NVIDIA_TEXT}
elif [[ "${NVIDIA_VERSION}" == "legacy_580" ]]; then
echo "An official legacy NVIDIA driver release is available for"
echo "your card."
echo ""
echo "You can add the following nix code to your NixOS configuration"
echo "in order to enable the proprietary NVIDIA driver with VDPAU and"
echo "VAAPI (if applicable) support."
EXTRA_PACKAGES="\"nvidia-vaapi-driver\" \"libvdpau\""
echo ${NVIDIA_TEXT}
elif [[ "${NVIDIA_VERSION}" == "current" ]]; then
echo "An official stable NVIDIA driver release is available for"
echo "your card."
echo ""
echo "You can add the following nix code to your NixOS configuration"
echo "in order to enable the proprietary NVIDIA driver with hardware"
echo "acceleration support."
echo """
{ config, lib, pkgs, ... }:
{
hardware.graphics = {
enable = true;
extraPackages = with pkgs; [ ${EXTRA_PACKAGES} ];
};
services.xserver.videoDrivers = [ "nvidia" ];
hardware.nvidia = {
modesetting.enable = true;
nvidiaSettings = true;
open = true;
package = config.boot.kernelPackages.nvidiaPackages.${NVIDIA_VERSION};
# Advanced options, tweak if needed
powerManagement.enable = false; # Experimental: Enable this if you have graphical corruption issues or application crashes after waking up from sleep.
powerManagement.finegrained = false; # Experimental: Turns off GPU when not in use
};
}
"""
fi
}
if [ -z "${1}" ]; then
NV_DEVICES=$(lspci -mn | awk '{ gsub("\"",""); if ((${2} ~ "030[0-2]") && ($3 == "10de" || $3 == "12d2")) { print ${1} } }')
if [ -z "$NV_DEVICES" ]; then
echo "No NVIDIA GPU detected."
exit 0
fi
echo "Detected NVIDIA GPUs:"
for d in $NV_DEVICES ; do
lspci -nn -s $d
done
for d in $NV_DEVICES ; do
echo -e "\nChecking card: $(lspci -s $d | awk -F: '{print $3}')"
nvidia_detect "$(lspci -mn -s "$d" | awk '{ gsub("\"",""); print $3 $4 }')"
done
else
for id in "$@" ; do
PCIID=$(echo "$id" | sed -rn 's/^(10de)?:?([0-9a-fA-F]{4})$/10de\2/ip')
if [ -z "$PCIID" ]; then
echo "Error parsing PCI ID '$id'."
exit 2
fi
echo "Checking driver support for PCI ID [$(echo $PCIID | sed -r 's/(....)(....)/\1:\2/')]"
nvidia_detect "$PCIID"
done
fi
}
exit $RET