#include "hw/qdev-properties.h"
#include "hw/boards.h"
#include "hw/sysbus.h"
+#include "hw/qdev-clock.h"
#include "migration/vmstate.h"
+#include "trace.h"
bool qdev_hotplug = false;
static bool qdev_hot_added = false;
bus->num_children--;
/* This gives back ownership of kid->child back to us. */
- object_property_del(OBJECT(bus), name, NULL);
+ object_property_del(OBJECT(bus), name);
object_unref(OBJECT(kid->child));
g_free(kid);
return;
object_get_typename(OBJECT(child)),
(Object **)&kid->child,
NULL, /* read-only property */
- 0, /* return ownership on prop deletion */
- NULL);
+ 0);
}
void qdev_set_parent_bus(DeviceState *dev, BusState *bus)
{
- bool replugging = dev->parent_bus != NULL;
+ BusState *old_parent_bus = dev->parent_bus;
+ DeviceClass *dc = DEVICE_GET_CLASS(dev);
+
+ assert(dc->bus_type && object_dynamic_cast(OBJECT(bus), dc->bus_type));
- if (replugging) {
- /* Keep a reference to the device while it's not plugged into
+ if (old_parent_bus) {
+ trace_qdev_update_parent_bus(dev, object_get_typename(OBJECT(dev)),
+ old_parent_bus, object_get_typename(OBJECT(old_parent_bus)),
+ OBJECT(bus), object_get_typename(OBJECT(bus)));
+ /*
+ * Keep a reference to the device while it's not plugged into
* any bus, to avoid it potentially evaporating when it is
* dereffed in bus_remove_child().
+ * Also keep the ref of the parent bus until the end, so that
+ * we can safely call resettable_change_parent() below.
*/
object_ref(OBJECT(dev));
bus_remove_child(dev->parent_bus, dev);
- object_unref(OBJECT(dev->parent_bus));
}
dev->parent_bus = bus;
object_ref(OBJECT(bus));
bus_add_child(bus, dev);
- if (replugging) {
+ if (dev->realized) {
+ resettable_change_parent(OBJECT(dev), OBJECT(bus),
+ OBJECT(old_parent_bus));
+ }
+ if (old_parent_bus) {
+ object_unref(OBJECT(old_parent_bus));
object_unref(OBJECT(dev));
}
}
-/* Create a new device. This only initializes the device state
- structure and allows properties to be set. The device still needs
- to be realized. See qdev-core.h. */
-DeviceState *qdev_create(BusState *bus, const char *name)
+/*
+ * Create a device on the heap.
+ * A type @name must exist.
+ * This only initializes the device state structure and allows
+ * properties to be set. The device still needs to be realized. See
+ * qdev-core.h.
+ */
+DeviceState *qdev_new(const char *name)
{
- DeviceState *dev;
-
- dev = qdev_try_create(bus, name);
- if (!dev) {
- if (bus) {
- error_report("Unknown device '%s' for bus '%s'", name,
- object_get_typename(OBJECT(bus)));
- } else {
- error_report("Unknown device '%s' for default sysbus", name);
- }
- abort();
+ if (!object_class_by_name(name)) {
+ module_load_qom_one(name);
}
-
- return dev;
+ return DEVICE(object_new(name));
}
-DeviceState *qdev_try_create(BusState *bus, const char *type)
+/*
+ * Try to create a device on the heap.
+ * This is like qdev_new(), except it returns %NULL when type @name
+ * does not exist.
+ */
+DeviceState *qdev_try_new(const char *name)
{
- DeviceState *dev;
-
- if (object_class_by_name(type) == NULL) {
- return NULL;
- }
- dev = DEVICE(object_new(type));
- if (!dev) {
+ if (!module_object_class_by_name(name)) {
return NULL;
}
-
- if (!bus) {
- /* Assert that the device really is a SysBusDevice before
- * we put it onto the sysbus. Non-sysbus devices which aren't
- * being put onto a bus should be created with object_new(TYPE_FOO),
- * not qdev_create(NULL, TYPE_FOO).
- */
- g_assert(object_dynamic_cast(OBJECT(dev), TYPE_SYS_BUS_DEVICE));
- bus = sysbus_get_default();
- }
-
- qdev_set_parent_bus(dev, bus);
- object_unref(OBJECT(dev));
- return dev;
+ return DEVICE(object_new(name));
}
static QTAILQ_HEAD(, DeviceListener) device_listeners
return hotplug_ctrl;
}
+static int qdev_prereset(DeviceState *dev, void *opaque)
+{
+ trace_qdev_reset_tree(dev, object_get_typename(OBJECT(dev)));
+ return 0;
+}
+
+static int qbus_prereset(BusState *bus, void *opaque)
+{
+ trace_qbus_reset_tree(bus, object_get_typename(OBJECT(bus)));
+ return 0;
+}
+
static int qdev_reset_one(DeviceState *dev, void *opaque)
{
- device_reset(dev);
+ device_legacy_reset(dev);
return 0;
}
static int qbus_reset_one(BusState *bus, void *opaque)
{
BusClass *bc = BUS_GET_CLASS(bus);
+ trace_qbus_reset(bus, object_get_typename(OBJECT(bus)));
if (bc->reset) {
bc->reset(bus);
}
void qdev_reset_all(DeviceState *dev)
{
- qdev_walk_children(dev, NULL, NULL, qdev_reset_one, qbus_reset_one, NULL);
+ trace_qdev_reset_all(dev, object_get_typename(OBJECT(dev)));
+ qdev_walk_children(dev, qdev_prereset, qbus_prereset,
+ qdev_reset_one, qbus_reset_one, NULL);
}
void qdev_reset_all_fn(void *opaque)
void qbus_reset_all(BusState *bus)
{
- qbus_walk_children(bus, NULL, NULL, qdev_reset_one, qbus_reset_one, NULL);
+ trace_qbus_reset_all(bus, object_get_typename(OBJECT(bus)));
+ qbus_walk_children(bus, qdev_prereset, qbus_prereset,
+ qdev_reset_one, qbus_reset_one, NULL);
}
void qbus_reset_all_fn(void *opaque)
qbus_reset_all(bus);
}
+void device_cold_reset(DeviceState *dev)
+{
+ resettable_reset(OBJECT(dev), RESET_TYPE_COLD);
+}
+
+bool device_is_in_reset(DeviceState *dev)
+{
+ return resettable_is_in_reset(OBJECT(dev));
+}
+
+static ResettableState *device_get_reset_state(Object *obj)
+{
+ DeviceState *dev = DEVICE(obj);
+ return &dev->reset;
+}
+
+static void device_reset_child_foreach(Object *obj, ResettableChildCallback cb,
+ void *opaque, ResetType type)
+{
+ DeviceState *dev = DEVICE(obj);
+ BusState *bus;
+
+ QLIST_FOREACH(bus, &dev->child_bus, sibling) {
+ cb(OBJECT(bus), opaque, type);
+ }
+}
+
/* can be used as ->unplug() callback for the simple cases */
void qdev_simple_device_unplug_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
- object_property_set_bool(OBJECT(dev), false, "realized", NULL);
+ qdev_unrealize(dev);
}
/*
* Realize @dev.
- * Device properties should be set before calling this function. IRQs
- * and MMIO regions should be connected/mapped after calling this
- * function.
- * On failure, report an error with error_report() and terminate the
- * program. This is okay during machine creation. Don't use for
- * hotplug, because there callers need to recover from failure.
- * Exception: if you know the device's init() callback can't fail,
- * then qdev_init_nofail() can't fail either, and is therefore usable
- * even then. But relying on the device implementation that way is
- * somewhat unclean, and best avoided.
+ * @dev must not be plugged into a bus.
+ * If @bus, plug @dev into @bus. This takes a reference to @dev.
+ * If @dev has no QOM parent, make one up, taking another reference.
+ * On success, return true.
+ * On failure, store an error through @errp and return false.
*/
-void qdev_init_nofail(DeviceState *dev)
+bool qdev_realize(DeviceState *dev, BusState *bus, Error **errp)
{
Error *err = NULL;
- assert(!dev->realized);
+ assert(!dev->realized && !dev->parent_bus);
+
+ if (bus) {
+ qdev_set_parent_bus(dev, bus);
+ } else {
+ assert(!DEVICE_GET_CLASS(dev)->bus_type);
+ }
- object_ref(OBJECT(dev));
object_property_set_bool(OBJECT(dev), true, "realized", &err);
if (err) {
- error_reportf_err(err, "Initialization of device %s failed: ",
- object_get_typename(OBJECT(dev)));
- exit(1);
+ error_propagate(errp, err);
}
+ return !err;
+}
+
+/*
+ * Realize @dev and drop a reference.
+ * This is like qdev_realize(), except the caller must hold a
+ * (private) reference, which is dropped on return regardless of
+ * success or failure. Intended use:
+ * dev = qdev_new();
+ * [...]
+ * qdev_realize_and_unref(dev, bus, errp);
+ * Now @dev can go away without further ado.
+ */
+bool qdev_realize_and_unref(DeviceState *dev, BusState *bus, Error **errp)
+{
+ bool ret;
+
+ ret = qdev_realize(dev, bus, errp);
object_unref(OBJECT(dev));
+ return ret;
+}
+
+void qdev_unrealize(DeviceState *dev)
+{
+ object_property_set_bool(OBJECT(dev), false, "realized", &error_abort);
+}
+
+static int qdev_assert_realized_properly(Object *obj, void *opaque)
+{
+ DeviceState *dev = DEVICE(object_dynamic_cast(obj, TYPE_DEVICE));
+ DeviceClass *dc;
+
+ if (dev) {
+ dc = DEVICE_GET_CLASS(dev);
+ assert(dev->realized);
+ assert(dev->parent_bus || !dc->bus_type);
+ }
+ return 0;
}
void qdev_machine_creation_done(void)
* only create hotpluggable devices
*/
qdev_hotplug = true;
+
+ object_child_foreach_recursive(object_get_root(),
+ qdev_assert_realized_properly, NULL);
}
bool qdev_machine_modified(void)
gchar *propname = g_strdup_printf("%s[%u]", name, i);
object_property_add_child(OBJECT(dev), propname,
- OBJECT(gpio_list->in[i]), &error_abort);
+ OBJECT(gpio_list->in[i]));
g_free(propname);
}
object_property_add_link(OBJECT(dev), propname, TYPE_IRQ,
(Object **)&pins[i],
object_property_allow_set_link,
- OBJ_PROP_LINK_STRONG,
- &error_abort);
+ OBJ_PROP_LINK_STRONG);
g_free(propname);
}
gpio_list->num_out += n;
{
char *propname = g_strdup_printf("%s[%d]",
name ? name : "unnamed-gpio-out", n);
- if (pin) {
- /* We need a name for object_property_set_link to work. If the
- * object has a parent, object_property_add_child will come back
- * with an error without doing anything. If it has none, it will
- * never fail. So we can just call it with a NULL Error pointer.
- */
+ if (pin && !OBJECT(pin)->parent) {
+ /* We need a name for object_property_set_link to work */
object_property_add_child(container_get(qdev_get_machine(),
"/unattached"),
- "non-qdev-gpio[*]", OBJECT(pin), NULL);
+ "non-qdev-gpio[*]", OBJECT(pin));
}
object_property_set_link(OBJECT(dev), OBJECT(pin), propname, &error_abort);
g_free(propname);
qemu_irq qdev_get_gpio_out_connector(DeviceState *dev, const char *name, int n)
{
- char *propname = g_strdup_printf("%s[%d]",
+ g_autofree char *propname = g_strdup_printf("%s[%d]",
name ? name : "unnamed-gpio-out", n);
qemu_irq ret = (qemu_irq)object_property_get_link(OBJECT(dev), propname,
char *propname = g_strdup_printf("%s[%d]", nm, i);
object_property_add_alias(OBJECT(container), propname,
- OBJECT(dev), propname,
- &error_abort);
+ OBJECT(dev), propname);
g_free(propname);
}
for (i = 0; i < ngl->num_out; i++) {
char *propname = g_strdup_printf("%s[%d]", nm, i);
object_property_add_alias(OBJECT(container), propname,
- OBJECT(dev), propname,
- &error_abort);
+ OBJECT(dev), propname);
g_free(propname);
}
QLIST_REMOVE(ngl, node);
}
/**
- * qdev_property_add_legacy:
+ * qdev_class_add_legacy_property:
* @dev: Device to add the property to.
* @prop: The qdev property definition.
- * @errp: location to store error information.
*
* Add a legacy QOM property to @dev for qdev property @prop.
- * On error, store error in @errp.
*
* Legacy properties are string versions of QOM properties. The format of
* the string depends on the property type. Legacy properties are only
* Do not use this in new code! QOM Properties added through this interface
* will be given names in the "legacy" namespace.
*/
-static void qdev_property_add_legacy(DeviceState *dev, Property *prop,
- Error **errp)
+static void qdev_class_add_legacy_property(DeviceClass *dc, Property *prop)
{
- gchar *name;
+ g_autofree char *name = NULL;
/* Register pointer properties as legacy properties */
if (!prop->info->print && prop->info->get) {
return;
}
- if (prop->info->create) {
- return;
- }
-
name = g_strdup_printf("legacy-%s", prop->name);
- object_property_add(OBJECT(dev), name, "str",
- prop->info->print ? qdev_get_legacy_property : prop->info->get,
- NULL,
- NULL,
- prop, errp);
-
- g_free(name);
+ object_class_property_add(OBJECT_CLASS(dc), name, "str",
+ prop->info->print ? qdev_get_legacy_property : prop->info->get,
+ NULL, NULL, prop);
}
-/**
- * qdev_property_add_static:
- * @dev: Device to add the property to.
- * @prop: The qdev property definition.
- * @errp: location to store error information.
- *
- * Add a static QOM property to @dev for qdev property @prop.
- * On error, store error in @errp. Static properties access data in a struct.
- * The type of the QOM property is derived from prop->info.
- */
-void qdev_property_add_static(DeviceState *dev, Property *prop,
- Error **errp)
+void qdev_property_add_static(DeviceState *dev, Property *prop)
{
- Error *local_err = NULL;
Object *obj = OBJECT(dev);
+ ObjectProperty *op;
- if (prop->info->create) {
- prop->info->create(obj, prop, &local_err);
- } else {
- object_property_add(obj, prop->name, prop->info->name,
- prop->info->get, prop->info->set,
- prop->info->release,
- prop, &local_err);
- }
+ assert(!prop->info->create);
- if (local_err) {
- error_propagate(errp, local_err);
- return;
- }
+ op = object_property_add(obj, prop->name, prop->info->name,
+ prop->info->get, prop->info->set,
+ prop->info->release,
+ prop);
object_property_set_description(obj, prop->name,
- prop->info->description,
- &error_abort);
+ prop->info->description);
if (prop->set_default) {
- prop->info->set_default_value(obj, prop);
+ prop->info->set_default_value(op, prop);
+ if (op->init) {
+ op->init(obj, op);
+ }
+ }
+}
+
+static void qdev_class_add_property(DeviceClass *klass, Property *prop)
+{
+ ObjectClass *oc = OBJECT_CLASS(klass);
+
+ if (prop->info->create) {
+ prop->info->create(oc, prop);
+ } else {
+ ObjectProperty *op;
+
+ op = object_class_property_add(oc,
+ prop->name, prop->info->name,
+ prop->info->get, prop->info->set,
+ prop->info->release,
+ prop);
+ if (prop->set_default) {
+ prop->info->set_default_value(op, prop);
+ }
}
+ object_class_property_set_description(oc, prop->name,
+ prop->info->description);
}
/* @qdev_alias_all_properties - Add alias properties to the source object for
do {
DeviceClass *dc = DEVICE_CLASS(class);
- for (prop = dc->props; prop && prop->name; prop++) {
+ for (prop = dc->props_; prop && prop->name; prop++) {
object_property_add_alias(source, prop->name,
- OBJECT(target), prop->name,
- &error_abort);
+ OBJECT(target), prop->name);
}
class = object_class_get_parent(class);
} while (class != object_class_by_name(TYPE_DEVICE));
}
-static int qdev_add_hotpluggable_device(Object *obj, void *opaque)
-{
- GSList **list = opaque;
- DeviceState *dev = (DeviceState *)object_dynamic_cast(OBJECT(obj),
- TYPE_DEVICE);
-
- if (dev == NULL) {
- return 0;
- }
-
- if (dev->realized && object_property_get_bool(obj, "hotpluggable", NULL)) {
- *list = g_slist_append(*list, dev);
- }
-
- return 0;
-}
-
-GSList *qdev_build_hotpluggable_device_list(Object *peripheral)
-{
- GSList *list = NULL;
-
- object_child_foreach(peripheral, qdev_add_hotpluggable_device, &list);
-
- return list;
-}
-
static bool device_get_realized(Object *obj, Error **errp)
{
DeviceState *dev = DEVICE(obj);
DeviceClass *dc = DEVICE_GET_CLASS(dev);
HotplugHandler *hotplug_ctrl;
BusState *bus;
+ NamedClockList *ncl;
Error *local_err = NULL;
bool unattached_parent = false;
static int unattached_count;
object_property_add_child(container_get(qdev_get_machine(),
"/unattached"),
- name, obj, &error_abort);
+ name, obj);
unattached_parent = true;
g_free(name);
}
*/
g_free(dev->canonical_path);
dev->canonical_path = object_get_canonical_path(OBJECT(dev));
+ QLIST_FOREACH(ncl, &dev->clocks, node) {
+ if (ncl->alias) {
+ continue;
+ } else {
+ clock_setup_canonical_path(ncl->clock);
+ }
+ }
if (qdev_get_vmsd(dev)) {
if (vmstate_register_with_alias_id(VMSTATE_IF(dev),
}
}
+ /*
+ * Clear the reset state, in case the object was previously unrealized
+ * with a dirty state.
+ */
+ resettable_state_clear(&dev->reset);
+
QLIST_FOREACH(bus, &dev->child_bus, sibling) {
- object_property_set_bool(OBJECT(bus), true, "realized",
- &local_err);
- if (local_err != NULL) {
+ if (!qbus_realize(bus, errp)) {
goto child_realize_fail;
}
}
if (dev->hotplugged) {
- device_reset(dev);
+ /*
+ * Reset the device, as well as its subtree which, at this point,
+ * should be realized too.
+ */
+ resettable_assert_reset(OBJECT(dev), RESET_TYPE_COLD);
+ resettable_change_parent(OBJECT(dev), OBJECT(dev->parent_bus),
+ NULL);
+ resettable_release_reset(OBJECT(dev), RESET_TYPE_COLD);
}
dev->pending_deleted_event = false;
}
} else if (!value && dev->realized) {
- /* We want local_err to track only the first error */
QLIST_FOREACH(bus, &dev->child_bus, sibling) {
- object_property_set_bool(OBJECT(bus), false, "realized",
- local_err ? NULL : &local_err);
+ qbus_unrealize(bus);
}
if (qdev_get_vmsd(dev)) {
vmstate_unregister(VMSTATE_IF(dev), qdev_get_vmsd(dev), dev);
}
if (dc->unrealize) {
- dc->unrealize(dev, local_err ? NULL : &local_err);
+ dc->unrealize(dev);
}
dev->pending_deleted_event = true;
DEVICE_LISTENER_CALL(unrealize, Reverse, dev);
-
- if (local_err != NULL) {
- goto fail;
- }
}
assert(local_err == NULL);
child_realize_fail:
QLIST_FOREACH(bus, &dev->child_bus, sibling) {
- object_property_set_bool(OBJECT(bus), false, "realized",
- NULL);
+ qbus_unrealize(bus);
}
if (qdev_get_vmsd(dev)) {
g_free(dev->canonical_path);
dev->canonical_path = NULL;
if (dc->unrealize) {
- dc->unrealize(dev, NULL);
+ dc->unrealize(dev);
}
fail:
error_propagate(errp, local_err);
if (unattached_parent) {
+ /*
+ * Beware, this doesn't just revert
+ * object_property_add_child(), it also runs bus_remove()!
+ */
object_unparent(OBJECT(dev));
unattached_count--;
}
static void device_initfn(Object *obj)
{
DeviceState *dev = DEVICE(obj);
- ObjectClass *class;
- Property *prop;
if (qdev_hotplug) {
dev->hotplugged = 1;
dev->realized = false;
dev->allow_unplug_during_migration = false;
- object_property_add_bool(obj, "realized",
- device_get_realized, device_set_realized, NULL);
- object_property_add_bool(obj, "hotpluggable",
- device_get_hotpluggable, NULL, NULL);
- object_property_add_bool(obj, "hotplugged",
- device_get_hotplugged, NULL,
- &error_abort);
-
- class = object_get_class(OBJECT(dev));
- do {
- for (prop = DEVICE_CLASS(class)->props; prop && prop->name; prop++) {
- qdev_property_add_legacy(dev, prop, &error_abort);
- qdev_property_add_static(dev, prop, &error_abort);
- }
- class = object_class_get_parent(class);
- } while (class != object_class_by_name(TYPE_DEVICE));
-
- object_property_add_link(OBJECT(dev), "parent_bus", TYPE_BUS,
- (Object **)&dev->parent_bus, NULL, 0,
- &error_abort);
QLIST_INIT(&dev->gpios);
+ QLIST_INIT(&dev->clocks);
}
static void device_post_init(Object *obj)
*/
}
+ qdev_finalize_clocklist(dev);
+
/* Only send event if the device had been completely realized */
if (dev->pending_deleted_event) {
g_assert(dev->canonical_path);
/* We explicitly look up properties in the superclasses,
* so do not propagate them to the subclasses.
*/
- klass->props = NULL;
+ klass->props_ = NULL;
}
static void device_unparent(Object *obj)
BusState *bus;
if (dev->realized) {
- object_property_set_bool(obj, false, "realized", NULL);
+ qdev_unrealize(dev);
}
while (dev->num_child_bus) {
bus = QLIST_FIRST(&dev->child_bus);
return qdev_get_dev_path(dev);
}
+/**
+ * device_phases_reset:
+ * Transition reset method for devices to allow moving
+ * smoothly from legacy reset method to multi-phases
+ */
+static void device_phases_reset(DeviceState *dev)
+{
+ ResettableClass *rc = RESETTABLE_GET_CLASS(dev);
+
+ if (rc->phases.enter) {
+ rc->phases.enter(OBJECT(dev), RESET_TYPE_COLD);
+ }
+ if (rc->phases.hold) {
+ rc->phases.hold(OBJECT(dev));
+ }
+ if (rc->phases.exit) {
+ rc->phases.exit(OBJECT(dev));
+ }
+}
+
+static void device_transitional_reset(Object *obj)
+{
+ DeviceClass *dc = DEVICE_GET_CLASS(obj);
+
+ /*
+ * This will call either @device_phases_reset (for multi-phases transitioned
+ * devices) or a device's specific method for not-yet transitioned devices.
+ * In both case, it does not reset children.
+ */
+ if (dc->reset) {
+ dc->reset(DEVICE(obj));
+ }
+}
+
+/**
+ * device_get_transitional_reset:
+ * check if the device's class is ready for multi-phase
+ */
+static ResettableTrFunction device_get_transitional_reset(Object *obj)
+{
+ DeviceClass *dc = DEVICE_GET_CLASS(obj);
+ if (dc->reset != device_phases_reset) {
+ /*
+ * dc->reset has been overridden by a subclass,
+ * the device is not ready for multi phase yet.
+ */
+ return device_transitional_reset;
+ }
+ return NULL;
+}
+
static void device_class_init(ObjectClass *class, void *data)
{
DeviceClass *dc = DEVICE_CLASS(class);
VMStateIfClass *vc = VMSTATE_IF_CLASS(class);
+ ResettableClass *rc = RESETTABLE_CLASS(class);
class->unparent = device_unparent;
dc->hotpluggable = true;
dc->user_creatable = true;
vc->get_id = device_vmstate_if_get_id;
+ rc->get_state = device_get_reset_state;
+ rc->child_foreach = device_reset_child_foreach;
+
+ /*
+ * @device_phases_reset is put as the default reset method below, allowing
+ * to do the multi-phase transition from base classes to leaf classes. It
+ * allows a legacy-reset Device class to extend a multi-phases-reset
+ * Device class for the following reason:
+ * + If a base class B has been moved to multi-phase, then it does not
+ * override this default reset method and may have defined phase methods.
+ * + A child class C (extending class B) which uses
+ * device_class_set_parent_reset() (or similar means) to override the
+ * reset method will still work as expected. @device_phases_reset function
+ * will be registered as the parent reset method and effectively call
+ * parent reset phases.
+ */
+ dc->reset = device_phases_reset;
+ rc->get_transitional_function = device_get_transitional_reset;
+
+ object_class_property_add_bool(class, "realized",
+ device_get_realized, device_set_realized);
+ object_class_property_add_bool(class, "hotpluggable",
+ device_get_hotpluggable, NULL);
+ object_class_property_add_bool(class, "hotplugged",
+ device_get_hotplugged, NULL);
+ object_class_property_add_link(class, "parent_bus", TYPE_BUS,
+ offsetof(DeviceState, parent_bus), NULL, 0);
+}
+
+void device_class_set_props(DeviceClass *dc, Property *props)
+{
+ Property *prop;
+
+ dc->props_ = props;
+ for (prop = props; prop && prop->name; prop++) {
+ qdev_class_add_legacy_property(dc, prop);
+ qdev_class_add_property(dc, prop);
+ }
}
void device_class_set_parent_reset(DeviceClass *dc,
dc->unrealize = dev_unrealize;
}
-void device_reset(DeviceState *dev)
+void device_legacy_reset(DeviceState *dev)
{
DeviceClass *klass = DEVICE_GET_CLASS(dev);
+ trace_qdev_reset(dev, object_get_typename(OBJECT(dev)));
if (klass->reset) {
klass->reset(dev);
}
.class_size = sizeof(DeviceClass),
.interfaces = (InterfaceInfo[]) {
{ TYPE_VMSTATE_IF },
+ { TYPE_RESETTABLE_INTERFACE },
{ }
}
};