qdev: support to get a device firmware path directly

[qemu.git] / include / hw / qdev-core.h

diff --git a/include/hw/qdev-core.h b/include/hw/qdev-core.h
index dbe473c344c1aad42d51d7b1129cf1aac5dbe215..4e673f9d294525bb05cd96080c08953c4516e412 100644 (file)
--- a/include/hw/qdev-core.h
+++ b/include/hw/qdev-core.h
@@ -126,11 +126,20 @@ typedef struct DeviceClass {
 
     /* 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.
@@ -145,19 +154,23 @@ struct DeviceState {
 
     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)
@@ -201,7 +214,6 @@ struct BusState {
     Object obj;
     DeviceState *parent;
     const char *name;
-    int allow_hotplug;
     HotplugHandler *hotplug_handler;
     int max_index;
     bool realized;
@@ -223,7 +235,7 @@ struct Property {
 
 struct PropertyInfo {
     const char *name;
-    const char *legacy_name;
+    const char *description;
     const char **enum_table;
     int (*print)(DeviceState *dev, Property *prop, char *dest, size_t len);
     ObjectPropertyAccessor *get;
@@ -231,10 +243,18 @@ struct PropertyInfo {
     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;
 
@@ -247,12 +267,20 @@ void qdev_init_nofail(DeviceState *dev);
 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);
 
@@ -262,6 +290,13 @@ 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);
 
@@ -307,6 +342,7 @@ void qbus_reset_all_fn(void *opaque);
 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
@@ -336,11 +372,19 @@ extern int qdev_hotplug;
 
 char *qdev_get_dev_path(DeviceState *dev);
 
-static inline void qbus_set_hotplug_handler(BusState *bus, DeviceState *handler,
-                                            Error **errp)
+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)
 {
-    object_property_set_link(OBJECT(bus), OBJECT(handler),
-                             QDEV_HOTPLUG_HANDLER_PROPERTY, errp);
-    bus->allow_hotplug = 1;
+   return bus->hotplug_handler;
 }
+
+void device_listener_register(DeviceListener *listener);
+void device_listener_unregister(DeviceListener *listener);
+
 #endif