# This module defines a small NixOS installation CD.  It does not
# contain any graphical stuff.

{config, pkgs, ...}:

{
  require = [./installation-cd-base.nix];

  installer.configModule = "./nixos/modules/installer/cd-dvd/installation-cd-minimal.nix";

  # Don't include X libraries.
  services.sshd.forwardX11 = false;
  services.dbus.enable = false; # depends on libX11
  services.hal.enable = false; # depends on dbus
  fonts.enableFontConfig = false;
  fonts.enableCoreFonts = false;

  # Use Linux 2.6.31-zen2 (with aufs2).
  boot.kernelPackages = pkgs.kernelPackages_2_6_31_zen2;

  # We need squashfs and aufs. Zen Linux Kernel contains kernel side.
  boot.initrd.extraUtilsCommands = ''
    cp ${config.boot.kernelPackages.aufs2Utils}/sbin/mount.aufs $out/bin
    cp ${config.boot.kernelPackages.aufs2Utils}/sbin/umount.aufs $out/bin
    mkdir -p $out/var/run/current-system/sw
    ln -s /bin "$out/var/run/current-system/sw/sbin"
  '';

  boot.initrd.extraKernelModules = [
    "i8042" "pcips2" "serio" "mousedev" "evdev" "psmouse" "sermouse"
    "synaptics_i2c" "unix" "usbhid" "uhci_hcd" "ehci_hcd" "ohci_hcd" 
    "atkbd" "xtkbd" 
    # CD part
    "iso9660" "loop" "squashfs"
    ];
  boot.initrd.allowMissing = true;
}