v4.19.13 snapshot.
diff --git a/arch/ia64/dig/machvec_vtd.c b/arch/ia64/dig/machvec_vtd.c
new file mode 100644
index 0000000..7cd3eb4
--- /dev/null
+++ b/arch/ia64/dig/machvec_vtd.c
@@ -0,0 +1,3 @@
+#define MACHVEC_PLATFORM_NAME		dig_vtd
+#define MACHVEC_PLATFORM_HEADER		<asm/machvec_dig_vtd.h>
+#include <asm/machvec_init.h>