Script to install and configure the FaceTime HD camera driver and firmware on Arch Linux with Wayland.

archbook_facetime.sh

#!/bin/bash
set -e

echo "[0/5] Checking basic dependencies..."
if ! command -v cpio &> /dev/null; then
  echo "cpio not found, installing..."
  sudo pacman -S --noconfirm cpio
fi

echo "[1/5] Installing dependencies..."
sudo pacman -Syu --needed base-devel git linux-headers --noconfirm

echo "[2/5] Cloning and installing the bcwc-pcie-git driver..."
cd /tmp
rm -rf bcwc-pcie-git
git clone https://aur.archlinux.org/bcwc-pcie-git.git
cd bcwc-pcie-git

echo "[2.1] Removing invalid dependency (facetimehd-firmware)..."
awk '
  /^depends=/ {
    gsub(/'\''facetimehd-firmware'\'',?[[:space:]]*/, "")
    gsub(/,[[:space:]]*'\''facetimehd-firmware'\''/, "")
    gsub(/'\''facetimehd-firmware'\''/, "")
    gsub(/\([[:space:]]*\)/, "()")
  }
  { print }
' PKGBUILD > PKGBUILD.new && mv PKGBUILD.new PKGBUILD

makepkg -si --noconfirm --skippgpcheck --nocheck

echo "[3/5] Installing facetimehd firmware..."
cd /tmp
rm -rf facetimehd-firmware
git clone https://github.com/patjak/facetimehd-firmware.git
cd facetimehd-firmware
make clean
make
sudo make install

echo "[4/5] Loading kernel module..."
echo facetimehd | sudo tee /etc/modules-load.d/facetimehd.conf
sudo modprobe facetimehd

echo "[5/5] Checking camera..."
if [[ -e /dev/video0 ]]; then
  echo "✅ Camera detected at /dev/video0"
else
  echo "⚠️ Camera not detected. Check with: dmesg | grep -i facetime"
fi

# To install programs for camera testing:
# sudo pacman -S mpv ffmpeg

## To activate the device:
##    sudo modprobe facetimehd
##
## To test:
##    ffplay /dev/video0
## or
##    mpv av://v4l2:/dev/video0