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+Grub
+====
+
+Description
+-----------
+
+The `grub` role sets the Grub prompt timeout and the default Linux kernel
+command line.
+
+Variables
+---------
+
+This role **accepts** the following variables:
+
+Variable | Default | Description
+---------------|---------|------------
+`grub_timeout` | 1 | Grub menu timeout (seconds)
+`grub_cmdline` |   | Kernel command line
+
+Usage
+-----
+
+Example playbook:
+
+````yaml
+- hosts: proxmox_instances
+ roles:
+ - role: grub
+ vars:
+ grub_timeout: 1
+ grub_cmdline: console=ttyS0,115200n8 no_timer_check net.ifnames=0
+````