1system_ss.add(when: ['CONFIG_XEN_BUS'], if_true: files( 2 'xen-backend.c', 3 'xen-bus-helper.c', 4 'xen-bus.c', 5 'xen-legacy-backend.c', 6 'xen_devconfig.c', 7 'xen_pvdev.c', 8)) 9 10system_ss.add(when: ['CONFIG_XEN', xen], if_true: files( 11 'xen-operations.c', 12)) 13 14xen_specific_ss = ss.source_set() 15if have_xen_pci_passthrough 16 xen_specific_ss.add(files( 17 'xen-host-pci-device.c', 18 'xen_pt.c', 19 'xen_pt_config_init.c', 20 'xen_pt_graphics.c', 21 'xen_pt_load_rom.c', 22 'xen_pt_msi.c', 23 )) 24else 25 xen_specific_ss.add(files('xen_pt_stub.c')) 26endif 27 28specific_ss.add_all(when: ['CONFIG_XEN', xen], if_true: xen_specific_ss) 29 30xen_ss = ss.source_set() 31 32xen_ss.add(when: 'CONFIG_XEN', if_true: files( 33 'xen-mapcache.c', 34 'xen-hvm-common.c', 35)) 36