x86: drop unused Transmeta definitions

Signed-off-by: Jan Beulich <jbeulich@suse.com>
x86/pvh: disallow PHYSDEVOP_pirq_eoi_gmfn_v2/v1

A call to do_physdev_op with PHYSDEVOP_pirq_eoi_gmfn_v2/v1 will corrupt
struct hvm_domain when it writes to domain->arch.pv_domain.pirq_eoi_map.
Disallow that. Currently, such a path exists for linux dom0 pvh.

Signed-off-by: Mukesh Rathor <mukesh.rathor@oracle.com>