---
- name: check if Intel processor
  command: grep -q Intel /proc/cpuinfo
  register: is_intel
  failed_when: is_intel.rc > 1

- name: check if AMD processor
  command: grep -q AMD /proc/cpuinfo
  register: is_amd
  failed_when: is_amd.rc > 1

- name: Install Intel microcode
  pacman:
    name: intel-ucode
    state: present
  when: is_intel.rc == 0
  notify:
    - rebuild grub

- name: Install AMD microcode
  pacman:
    name: amd-ucode
    state: present
  when: is_amd.rc == 0
  notify:
    - rebuild grub