MSI_ADDR_DEST_MODE_SHIFT   37 include/asm-x86/msidef.h #define  MSI_ADDR_DEST_MODE_PHYSICAL	(0 << MSI_ADDR_DEST_MODE_SHIFT)
MSI_ADDR_DEST_MODE_SHIFT   38 include/asm-x86/msidef.h #define	 MSI_ADDR_DEST_MODE_LOGICAL	(1 << MSI_ADDR_DEST_MODE_SHIFT)