diff --git a/configure.ac b/configure.ac
index 5e63c4af3..81a19afd5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -151,6 +151,7 @@ case "$target_cpu"-"$platform" in
   i386-efi) ;;
   x86_64-efi) ;;
   i386-xen) ;;
+  i386-xen_pvh) ;;
   x86_64-xen) ;;
   i386-pc) ;;
   i386-multiboot) ;;
@@ -219,6 +220,7 @@ case "$platform" in
   multiboot)	machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_MULTIBOOT=1" ;;
   efi)		machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_EFI=1" ;;
   xen)		machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_XEN=1" ;;
+  xen_pvh)	machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_XEN_PVH=1" ;;
   ieee1275)	machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_IEEE1275=1" ;;
   uboot)	machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_UBOOT=1" ;;
   qemu)		machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_QEMU=1" ;;
@@ -1897,6 +1899,7 @@ AM_CONDITIONAL([COND_i386_coreboot], [test x$target_cpu = xi386 -a x$platform =
 AM_CONDITIONAL([COND_i386_multiboot], [test x$target_cpu = xi386 -a x$platform = xmultiboot])
 AM_CONDITIONAL([COND_x86_64_efi], [test x$target_cpu = xx86_64 -a x$platform = xefi])
 AM_CONDITIONAL([COND_i386_xen], [test x$target_cpu = xi386 -a x$platform = xxen])
+AM_CONDITIONAL([COND_i386_xen_pvh], [test x$target_cpu = xi386 -a x$platform = xxen_pvh])
 AM_CONDITIONAL([COND_x86_64_xen], [test x$target_cpu = xx86_64 -a x$platform = xxen])
 AM_CONDITIONAL([COND_mips_loongson], [test x$target_cpu = xmipsel -a x$platform = xloongson])
 AM_CONDITIONAL([COND_mips_qemu_mips], [test "(" x$target_cpu = xmips -o x$target_cpu = xmipsel ")"  -a x$platform = xqemu_mips])