ACRN Hypervisor Parameters

Generic hypervisor parameters

The ACRN hypervisor supports the following parameter:

Parameter Value Description
uart= disabled This disables the serial port completely.
bdf@<BDF value> This sets the PCI serial port based on its BDF. e.g. bdf@0:18.1
port@<port address> This sets the serial port address.

The Generic hypervisor parameters are specified in the GRUB multiboot/multiboot2 command. For example:

menuentry 'Boot ACRN hypervisor from multiboot' {
   insmod part_gpt
   insmod ext2
   echo 'Loading ACRN hypervisor ...'
   multiboot --quirk-modules-after-kernel /boot/acrn.32.out uart=bdf@0:18.1
   module /boot/bzImage Linux_bzImage
   module /boot/bzImage2 Linux_bzImage2