#include "qom/object.h"
#include "hw/irq.h"
#include "qapi/error.h"
+#include "hw/hotplug.h"
enum {
DEV_NVECTORS_UNSPECIFIED = -1,
typedef void (*qdev_resetfn)(DeviceState *dev);
typedef void (*DeviceRealize)(DeviceState *dev, Error **errp);
typedef void (*DeviceUnrealize)(DeviceState *dev, Error **errp);
+typedef void (*BusRealize)(BusState *bus, Error **errp);
+typedef void (*BusUnrealize)(BusState *bus, Error **errp);
struct VMStateDescription;
* is changed to %true. Deprecated, new types inheriting directly from
* TYPE_DEVICE should use @realize instead, new leaf types should consult
* their respective parent type.
+ * @hotpluggable: indicates if #DeviceClass is hotpluggable, available
+ * as readonly "hotpluggable" property of #DeviceState instance
*
* # Realization #
* Devices are constructed in two stages,
* TODO remove once we're there
*/
bool cannot_instantiate_with_device_add_yet;
+ bool hotpluggable;
/* callbacks */
void (*reset)(DeviceState *dev);
/* Private to qdev / bus. */
qdev_initfn init; /* TODO remove, once users are converted to realize */
- qdev_event unplug;
qdev_event exit; /* TODO remove, once users are converted to unrealize */
const char *bus_type;
} DeviceClass;
+typedef struct NamedGPIOList NamedGPIOList;
+
+struct NamedGPIOList {
+ char *name;
+ qemu_irq *in;
+ int num_in;
+ int num_out;
+ QLIST_ENTRY(NamedGPIOList) node;
+};
+
/**
* DeviceState:
* @realized: Indicates whether the device has been fully constructed.
const char *id;
bool realized;
+ bool pending_deleted_event;
QemuOpts *opts;
int hotplugged;
BusState *parent_bus;
- int num_gpio_out;
- qemu_irq *gpio_out;
- int num_gpio_in;
- qemu_irq *gpio_in;
+ QLIST_HEAD(, NamedGPIOList) gpios;
QLIST_HEAD(, BusState) child_bus;
int num_child_bus;
int instance_id_alias;
int alias_required_for_version;
};
+struct DeviceListener {
+ void (*realize)(DeviceListener *listener, DeviceState *dev);
+ void (*unrealize)(DeviceListener *listener, DeviceState *dev);
+ QTAILQ_ENTRY(DeviceListener) link;
+};
+
#define TYPE_BUS "bus"
#define BUS(obj) OBJECT_CHECK(BusState, (obj), TYPE_BUS)
#define BUS_CLASS(klass) OBJECT_CLASS_CHECK(BusClass, (klass), TYPE_BUS)
* bindings can be found at http://playground.sun.com/1275/bindings/.
*/
char *(*get_fw_dev_path)(DeviceState *dev);
- int (*reset)(BusState *bus);
+ void (*reset)(BusState *bus);
+ BusRealize realize;
+ BusUnrealize unrealize;
+
/* maximum devices allowed on the bus, 0: no limit. */
int max_dev;
+ /* number of automatically allocated bus ids (e.g. ide.0) */
+ int automatic_ids;
};
typedef struct BusChild {
QTAILQ_ENTRY(BusChild) sibling;
} BusChild;
+#define QDEV_HOTPLUG_HANDLER_PROPERTY "hotplug-handler"
+
/**
* BusState:
+ * @hotplug_device: link to a hotplug device associated with bus.
*/
struct BusState {
Object obj;
DeviceState *parent;
const char *name;
- int allow_hotplug;
+ HotplugHandler *hotplug_handler;
int max_index;
+ bool realized;
QTAILQ_HEAD(ChildrenHead, BusChild) children;
QLIST_ENTRY(BusState) sibling;
};
struct PropertyInfo {
const char *name;
- const char *legacy_name;
+ const char *description;
const char **enum_table;
- int (*parse)(DeviceState *dev, Property *prop, const char *str);
int (*print)(DeviceState *dev, Property *prop, char *dest, size_t len);
ObjectPropertyAccessor *get;
ObjectPropertyAccessor *set;
ObjectPropertyRelease *release;
};
+/**
+ * GlobalProperty:
+ * @user_provided: Set to true if property comes from user-provided config
+ * (command-line or config file).
+ * @used: Set to true if property was used when initializing a device.
+ */
typedef struct GlobalProperty {
const char *driver;
const char *property;
const char *value;
+ bool user_provided;
+ bool used;
QTAILQ_ENTRY(GlobalProperty) next;
} GlobalProperty;
void qdev_set_legacy_instance_id(DeviceState *dev, int alias_id,
int required_for_version);
void qdev_unplug(DeviceState *dev, Error **errp);
-int qdev_simple_unplug_cb(DeviceState *dev);
+void qdev_simple_device_unplug_cb(HotplugHandler *hotplug_dev,
+ DeviceState *dev, Error **errp);
void qdev_machine_creation_done(void);
bool qdev_machine_modified(void);
qemu_irq qdev_get_gpio_in(DeviceState *dev, int n);
+qemu_irq qdev_get_gpio_in_named(DeviceState *dev, const char *name, int n);
+
void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq pin);
+void qdev_connect_gpio_out_named(DeviceState *dev, const char *name, int n,
+ qemu_irq pin);
+qemu_irq qdev_get_gpio_out_connector(DeviceState *dev, const char *name, int n);
+qemu_irq qdev_intercept_gpio_out(DeviceState *dev, qemu_irq icpt,
+ const char *name, int n);
BusState *qdev_get_child_bus(DeviceState *dev, const char *name);
/* GPIO inputs also double as IRQ sinks. */
void qdev_init_gpio_in(DeviceState *dev, qemu_irq_handler handler, int n);
void qdev_init_gpio_out(DeviceState *dev, qemu_irq *pins, int n);
+void qdev_init_gpio_in_named(DeviceState *dev, qemu_irq_handler handler,
+ const char *name, int n);
+void qdev_init_gpio_out_named(DeviceState *dev, qemu_irq *pins,
+ const char *name, int n);
+
+void qdev_pass_gpios(DeviceState *dev, DeviceState *container,
+ const char *name);
BusState *qdev_get_parent_bus(DeviceState *dev);
/* Returns > 0 if either devfn or busfn skip walk somewhere in cursion,
* < 0 if either devfn or busfn terminate walk somewhere in cursion,
* 0 otherwise. */
-int qbus_walk_children(BusState *bus, qdev_walkerfn *devfn,
- qbus_walkerfn *busfn, void *opaque);
-int qdev_walk_children(DeviceState *dev, qdev_walkerfn *devfn,
- qbus_walkerfn *busfn, void *opaque);
+int qbus_walk_children(BusState *bus,
+ qdev_walkerfn *pre_devfn, qbus_walkerfn *pre_busfn,
+ qdev_walkerfn *post_devfn, qbus_walkerfn *post_busfn,
+ void *opaque);
+int qdev_walk_children(DeviceState *dev,
+ qdev_walkerfn *pre_devfn, qbus_walkerfn *pre_busfn,
+ qdev_walkerfn *post_devfn, qbus_walkerfn *post_busfn,
+ void *opaque);
+
void qdev_reset_all(DeviceState *dev);
/**
BusState *sysbus_get_default(void);
char *qdev_get_fw_dev_path(DeviceState *dev);
+char *qdev_get_own_fw_dev_path_from_handler(BusState *bus, DeviceState *dev);
/**
* @qdev_machine_init
char *qdev_get_dev_path(DeviceState *dev);
+GSList *qdev_build_hotpluggable_device_list(Object *peripheral);
+
+void qbus_set_hotplug_handler(BusState *bus, DeviceState *handler,
+ Error **errp);
+
+void qbus_set_bus_hotplug_handler(BusState *bus, Error **errp);
+
+static inline bool qbus_is_hotpluggable(BusState *bus)
+{
+ return bus->hotplug_handler;
+}
+
+void device_listener_register(DeviceListener *listener);
+void device_listener_unregister(DeviceListener *listener);
+
#endif
projects / qemu.git / blobdiff