---
- name: Set GRUB_CMDLINE_LINUX_DEFAULT for PCI passthrough
  ansible.builtin.lineinfile:
    path: /etc/default/grub
    regexp: "^GRUB_CMDLINE_LINUX_DEFAULT="
    line: 'GRUB_CMDLINE_LINUX_DEFAULT="quiet intel_iommu=on iommu=pt pcie_acs_override=downstream,multifunction initcall_blacklist=sysfb_init video=simplefb:off video=vesafb:off video=efifb:off video=vesa:off disable_vga=1 vfio_iommu_type1.allow_unsafe_interrupts=1 kvm.ignore_msrs=1 modprobe.blacklist=radeon,nouveau,nvidia,nvidiafb,nvidia-gpu,snd_hda_intel,snd_hda_codec_hdmi,i915"'
    backup: true
  register: iommu_result

- name: Set GRUB_CMDLINE_LINUX_DEFAULT for PCI passthrough
  ansible.builtin.lineinfile:
    path: /etc/default/grub
    regexp: "^GRUB_CMDLINE_LINUX_DEFAULT="
    line: 'GRUB_CMDLINE_LINUX_DEFAULT="quiet intel_iommu=on iommu=pt pcie_acs_override=downstream,multifunction initcall_blacklist=sysfb_init video=simplefb:off video=vesafb:off video=efifb:off video=vesa:off disable_vga=1 vfio_iommu_type1.allow_unsafe_interrupts=1 kvm.ignore_msrs=1 modprobe.blacklist=radeon,nouveau,nvidia,nvidiafb,nvidia-gpu,snd_hda_intel,snd_hda_codec_hdmi,i915"'
    backup: true
  register: iommu_result

- name: Ensure VFIO modules are listed in /etc/modules
  ansible.builtin.blockinfile:
    path: /etc/modules
    marker: "# {mark} VFIO Modules"
    block: |
      vfio
      vfio_iommu_type1
      vfio_pci
      vfio_virqfd
    create: true
    backup: true
  register: vfio_result

- name: Update initramfs
  ansible.builtin.command: update-initramfs -u -k all
  when: iommu_result.changed or vfio_result.changed
  # notify:
  #   - Reboot Node

- name: update grub configuration
  ansible.builtin.command: update-grub
  when: iommu_result.changed or vfio_result.changed
  # notify:
  #   - Reboot Node