diff --git a/hw/intc/s390_flic.c b/hw/intc/s390_flic.c index 6771645699..a91a4a47e8 100644 --- a/hw/intc/s390_flic.c +++ b/hw/intc/s390_flic.c @@ -361,15 +361,77 @@ bool ais_needed(void *opaque) return s->ais_supported; } +static bool ais_needed_v(void *opaque, int version_id) +{ + return ais_needed(opaque); +} + +static bool qemu_s390_flic_full_state_needed(void *opaque) +{ + QEMUS390FLICState *s = opaque; + + return s->migrate_all_state; +} + +static bool qemu_s390_flic_state_needed(void *opaque) +{ + return ais_needed(opaque) || qemu_s390_flic_full_state_needed(opaque); +} + +static const VMStateDescription vmstate_qemu_s390_flic_io = { + .name = "qemu-s390-flic-io", + .version_id = 1, + .minimum_version_id = 1, + .fields = (const VMStateField[]) { + VMSTATE_UINT16(id, QEMUS390FlicIO), + VMSTATE_UINT16(nr, QEMUS390FlicIO), + VMSTATE_UINT32(parm, QEMUS390FlicIO), + VMSTATE_UINT32(word, QEMUS390FlicIO), + VMSTATE_END_OF_LIST() + }, +}; + +static const VMStateDescription vmstate_qemu_s390_flic_full = { + .name = "qemu-s390-flic-full", + .version_id = 1, + .minimum_version_id = 1, + .needed = qemu_s390_flic_full_state_needed, + .fields = (const VMStateField[]) { + VMSTATE_UINT32(pending, QEMUS390FLICState), + VMSTATE_UINT32(service_param, QEMUS390FLICState), + VMSTATE_QLIST_V(io[0], QEMUS390FLICState, 1, + vmstate_qemu_s390_flic_io, QEMUS390FlicIO, next), + VMSTATE_QLIST_V(io[1], QEMUS390FLICState, 1, + vmstate_qemu_s390_flic_io, QEMUS390FlicIO, next), + VMSTATE_QLIST_V(io[2], QEMUS390FLICState, 1, + vmstate_qemu_s390_flic_io, QEMUS390FlicIO, next), + VMSTATE_QLIST_V(io[3], QEMUS390FLICState, 1, + vmstate_qemu_s390_flic_io, QEMUS390FlicIO, next), + VMSTATE_QLIST_V(io[4], QEMUS390FLICState, 1, + vmstate_qemu_s390_flic_io, QEMUS390FlicIO, next), + VMSTATE_QLIST_V(io[5], QEMUS390FLICState, 1, + vmstate_qemu_s390_flic_io, QEMUS390FlicIO, next), + VMSTATE_QLIST_V(io[6], QEMUS390FLICState, 1, + vmstate_qemu_s390_flic_io, QEMUS390FlicIO, next), + VMSTATE_QLIST_V(io[7], QEMUS390FLICState, 1, + vmstate_qemu_s390_flic_io, QEMUS390FlicIO, next), + VMSTATE_END_OF_LIST() + } +}; + static const VMStateDescription qemu_s390_flic_vmstate = { .name = "qemu-s390-flic", .version_id = 1, .minimum_version_id = 1, - .needed = ais_needed, + .needed = qemu_s390_flic_state_needed, .fields = (const VMStateField[]) { - VMSTATE_UINT8(simm, QEMUS390FLICState), - VMSTATE_UINT8(nimm, QEMUS390FLICState), + VMSTATE_UINT8_TEST(simm, QEMUS390FLICState, ais_needed_v), + VMSTATE_UINT8_TEST(nimm, QEMUS390FLICState, ais_needed_v), VMSTATE_END_OF_LIST() + }, + .subsections = (const VMStateDescription * const []) { + &vmstate_qemu_s390_flic_full, + NULL } }; @@ -383,11 +445,18 @@ static void qemu_s390_flic_instance_init(Object *obj) } } +static Property qemu_s390_flic_properties[] = { + DEFINE_PROP_BOOL("migrate-all-state", QEMUS390FLICState, + migrate_all_state, true), + DEFINE_PROP_END_OF_LIST(), +}; + static void qemu_s390_flic_class_init(ObjectClass *oc, void *data) { DeviceClass *dc = DEVICE_CLASS(oc); S390FLICStateClass *fsc = S390_FLIC_COMMON_CLASS(oc); + device_class_set_props(dc, qemu_s390_flic_properties); dc->reset = qemu_s390_flic_reset; dc->vmsd = &qemu_s390_flic_vmstate; fsc->register_io_adapter = qemu_s390_register_io_adapter; diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index cd063f8b64..f87ca36264 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -863,8 +863,13 @@ static void ccw_machine_9_0_instance_options(MachineState *machine) static void ccw_machine_9_0_class_options(MachineClass *mc) { + static GlobalProperty compat[] = { + { TYPE_QEMU_S390_FLIC, "migrate-all-state", "off", }, + }; + ccw_machine_9_1_class_options(mc); compat_props_add(mc->compat_props, hw_compat_9_0, hw_compat_9_0_len); + compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat)); } DEFINE_CCW_MACHINE(9_0, "9.0", false); diff --git a/include/hw/s390x/s390_flic.h b/include/hw/s390x/s390_flic.h index 382d9833f1..4d66c5e42e 100644 --- a/include/hw/s390x/s390_flic.h +++ b/include/hw/s390x/s390_flic.h @@ -116,6 +116,7 @@ struct QEMUS390FLICState { uint8_t simm; uint8_t nimm; QLIST_HEAD(, QEMUS390FlicIO) io[8]; + bool migrate_all_state; }; uint32_t qemu_s390_flic_dequeue_service(QEMUS390FLICState *flic);