Update 02-arch_install_1.sh

02-arch_install_1.sh

@@ -1,20 +1,13 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-AUTO_REBOOT="${AUTO_REBOOT:-0}"
-
-printf '%s\n' "=== Step 1: NVIDIA driver install for RTX 3060 / RTX 3090 on Arch Linux ==="
+echo "=== Step 1: NVIDIA driver install for RTX 3060 / RTX 3090 on Arch Linux ==="
 
 if [[ $EUID -ne 0 ]]; then
   echo "Please run this script as root, e.g.: sudo bash $0"
   exit 1
 fi
 
-if ! command -v pacman >/dev/null 2>&1; then
-  echo "This script is for Arch Linux. pacman was not found."
-  exit 1
-fi
-
 echo "Updating Arch package database and system..."
 pacman -Syu --noconfirm
 
@@ -29,53 +22,61 @@ pacman -S --needed --noconfirm \
   base-devel \
   linux-firmware
 
-# Pick NVIDIA package based on the running kernel.
-# - linux kernel: nvidia
-# - linux-lts kernel: nvidia-lts
-# - custom/zen/hardened kernels: nvidia-dkms + matching headers is usually safest
-KERNEL_RELEASE="$(uname -r)"
-NVIDIA_PACKAGES=(nvidia-utils nvidia-settings opencl-nvidia)
+# Install kernel headers for whichever common Arch kernels are installed.
+# DKMS needs matching headers to build the NVIDIA kernel module.
+HEADER_PKGS=()
+pacman -Q linux >/dev/null 2>&1 && HEADER_PKGS+=(linux-headers)
+pacman -Q linux-lts >/dev/null 2>&1 && HEADER_PKGS+=(linux-lts-headers)
+pacman -Q linux-zen >/dev/null 2>&1 && HEADER_PKGS+=(linux-zen-headers)
+pacman -Q linux-hardened >/dev/null 2>&1 && HEADER_PKGS+=(linux-hardened-headers)
 
-if [[ "$KERNEL_RELEASE" == *-lts ]]; then
-  NVIDIA_PACKAGES+=(nvidia-lts)
-elif [[ "$KERNEL_RELEASE" == *-arch* ]]; then
-  NVIDIA_PACKAGES+=(nvidia)
+if (( ${#HEADER_PKGS[@]} > 0 )); then
+  echo
+  echo "Installing kernel headers: ${HEADER_PKGS[*]}"
+  pacman -S --needed --noconfirm "${HEADER_PKGS[@]}"
 else
-  NVIDIA_PACKAGES+=(nvidia-dkms)
-  # Try to install common headers. If this is a custom kernel, install your matching headers manually.
-  if pacman -Q linux-headers >/dev/null 2>&1 || pacman -Q linux >/dev/null 2>&1; then
-    NVIDIA_PACKAGES+=(linux-headers)
-  fi
-  if pacman -Q linux-lts >/dev/null 2>&1; then
-    NVIDIA_PACKAGES+=(linux-lts-headers)
-  fi
-  if pacman -Q linux-zen >/dev/null 2>&1; then
-    NVIDIA_PACKAGES+=(linux-zen-headers)
-  fi
-  if pacman -Q linux-hardened >/dev/null 2>&1; then
-    NVIDIA_PACKAGES+=(linux-hardened-headers)
-  fi
+  echo "WARNING: No standard Arch kernel package detected."
+  echo "If you use a custom kernel, install its matching headers before rebooting."
 fi
 
 echo
-echo "Installing NVIDIA driver packages: ${NVIDIA_PACKAGES[*]}"
-pacman -S --needed --noconfirm "${NVIDIA_PACKAGES[@]}"
+echo "Installing NVIDIA driver packages for current Arch repos..."
+echo "Using nvidia-open-dkms instead of old/removed nvidia package."
+pacman -S --needed --noconfirm \
+  nvidia-open-dkms \
+  nvidia-utils \
+  nvidia-settings \
+  opencl-nvidia \
+  lib32-nvidia-utils \
+  lib32-opencl-nvidia \
+  egl-wayland \
+  vulkan-icd-loader \
+  lib32-vulkan-icd-loader
 
+# Make sure nouveau does not grab the card first.
 echo
-echo "Enabling NVIDIA persistence daemon if available..."
-systemctl enable nvidia-persistenced.service >/dev/null 2>&1 || true
+echo "Blacklisting nouveau..."
+cat >/etc/modprobe.d/blacklist-nouveau.conf <<'EONOUVEAU'
+blacklist nouveau
+options nouveau modeset=0
+EONOUVEAU
 
+# Enable NVIDIA DRM KMS for Wayland/KDE and smoother boot.
 echo
-echo "Rebuilding initramfs..."
-mkinitcpio -P
+echo "Enabling NVIDIA DRM modeset..."
+cat >/etc/modprobe.d/nvidia-drm.conf <<'EONVIDIA'
+options nvidia_drm modeset=1 fbdev=1
+EONVIDIA
 
-echo
-echo "Driver install finished. Reboot, then run: nvidia-smi"
-echo "If nvidia-smi works, run the second Arch script."
-
-if [[ "$AUTO_REBOOT" == "1" ]]; then
-  echo "AUTO_REBOOT=1 set, rebooting now..."
-  reboot now
-else
-  echo "Not rebooting automatically. Run this when ready: sudo reboot"
+# Rebuild initramfs if mkinitcpio exists.
+if command -v mkinitcpio >/dev/null 2>&1; then
+  echo
+  echo "Rebuilding initramfs..."
+  mkinitcpio -P
 fi
+
+echo
+echo "Driver install finished. Reboot, then run:"
+echo "  nvidia-smi"
+echo
+echo "If nvidia-smi shows your RTX 3060/3090, continue with the second script."