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omarchy/install/config/hardware/nvidia.sh
2025-09-28 00:41:37 -04:00

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OMARCHY_DESCRIPTION="NVIDIA GPU Configuration"
should_run() {
NVIDIA_GPU=$(lspci | grep -i 'nvidia' || true)
[[ -n "$NVIDIA_GPU" ]]
}
omarchy_install() {
should_run || return 0
# Turing (16xx, 20xx), Ampere (30xx), Ada (40xx), and newer recommend the open-source kernel modules
if echo "$NVIDIA_GPU" | grep -q -E "RTX [2-9][0-9]|GTX 16"; then
NVIDIA_DRIVER_PACKAGE="nvidia-open-dkms"
else
NVIDIA_DRIVER_PACKAGE="nvidia-dkms"
fi
# Check which kernel is installed and set appropriate headers package
KERNEL_HEADERS="linux-headers" # Default
if pacman -Q linux-zen &>/dev/null; then
KERNEL_HEADERS="linux-zen-headers"
elif pacman -Q linux-lts &>/dev/null; then
KERNEL_HEADERS="linux-lts-headers"
elif pacman -Q linux-hardened &>/dev/null; then
KERNEL_HEADERS="linux-hardened-headers"
fi
# force package database refresh
sudo pacman -Syu --noconfirm
# Install packages
PACKAGES_TO_INSTALL=(
"${KERNEL_HEADERS}"
"${NVIDIA_DRIVER_PACKAGE}"
"nvidia-utils"
"lib32-nvidia-utils"
"egl-wayland"
"libva-nvidia-driver" # For VA-API hardware acceleration
"qt5-wayland"
"qt6-wayland"
)
sudo pacman -S --needed --noconfirm "${PACKAGES_TO_INSTALL[@]}"
# Configure modprobe for early KMS
echo "options nvidia_drm modeset=1" | sudo tee /etc/modprobe.d/nvidia.conf >/dev/null
# Configure mkinitcpio for early loading
MKINITCPIO_CONF="/etc/mkinitcpio.conf"
# Define modules
NVIDIA_MODULES="nvidia nvidia_modeset nvidia_uvm nvidia_drm"
# Create backup
sudo cp "$MKINITCPIO_CONF" "${MKINITCPIO_CONF}.backup"
# Remove any old nvidia modules to prevent duplicates
sudo sed -i -E 's/ nvidia_drm//g; s/ nvidia_uvm//g; s/ nvidia_modeset//g; s/ nvidia//g;' "$MKINITCPIO_CONF"
# Add the new modules at the start of the MODULES array
sudo sed -i -E "s/^(MODULES=\\()/\\1${NVIDIA_MODULES} /" "$MKINITCPIO_CONF"
# Clean up potential double spaces
sudo sed -i -E 's/ +/ /g' "$MKINITCPIO_CONF"
sudo mkinitcpio -P
# Add NVIDIA environment variables to hyprland.conf
HYPRLAND_CONF="$HOME/.config/hypr/envs.conf"
if [ -f "$HYPRLAND_CONF" ]; then
cat >>"$HYPRLAND_CONF" <<'EOF'
# NVIDIA environment variables
env = NVD_BACKEND,direct
env = LIBVA_DRIVER_NAME,nvidia
env = __GLX_VENDOR_LIBRARY_NAME,nvidia
EOF
fi
}
omarchy_verify() {
should_run || return 2
pacman -Q nvidia-dkms &>/dev/null || pacman -Q nvidia-open-dkms &>/dev/null || add_error "NVIDIA driver not installed"
[[ -f /etc/modprobe.d/nvidia.conf ]] || add_error "NVIDIA modprobe config missing"
if [[ -f /etc/modprobe.d/nvidia.conf ]]; then
grep -q "options nvidia_drm modeset=1" /etc/modprobe.d/nvidia.conf || add_error "NVIDIA DRM modeset not enabled"
fi
grep -q "nvidia" /etc/mkinitcpio.conf || add_error "NVIDIA modules not in mkinitcpio.conf"
if [[ -f "$HOME/.config/hypr/hyprland.conf" ]]; then
grep -q "LIBVA_DRIVER_NAME,nvidia" "$HOME/.config/hypr/hyprland.conf" || add_error "NVIDIA env vars not in Hyprland config"
fi
}