[PATCH v3 2/3] virt: Add vboxguest VMMDEV communication code

This commits adds a header describing the hardware interface for the Virtual Box Guest PCI device used in Virtual Box virtual machines and utility functions for talking to the Virtual Box hypervisor over this interface. These utility functions will used both by the vboxguest driver for the PCI

[PATCH v3 2/3] virt: Add vboxguest VMMDEV communication code

This commits adds a header describing the hardware interface for the Virtual Box Guest PCI device used in Virtual Box virtual machines and utility functions for talking to the Virtual Box hypervisor over this interface. These utility functions will used both by the vboxguest driver for the PCI