Boot entry
- 3.2
label xen kernel mboot.c32 append xen.gz dom0_mem=max:128G --- vmlinuz --- initrd.img
- 3.3
label xen kernel mboot.c32 append xen.gz dom0_mem=max:128G dom0_max_vcpus=20 --- vmlinuz --- initrd.img
label xen kernel mboot.c32 append xen.gz dom0_mem=max:128G --- vmlinuz --- initrd.img
label xen kernel mboot.c32 append xen.gz dom0_mem=max:128G dom0_max_vcpus=20 --- vmlinuz --- initrd.img