Xen PVHVM guest support

modulename: enlighten_hvm.ko

and/or

platform-pci.ko

configname: CONFIG_XEN_PVHVM

Linux Kernel Configuration
└─>Processor type and features
└─>Linux guest support
└─>Xen PVHVM guest support
In linux kernel since version 2.6.36 (release Date: 2010-10-20)  
Support running as a Xen PVHVM guest.