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authorPeter Maydell <peter.maydell@linaro.org>2015-01-20 14:34:38 +0000
committerPeter Maydell <peter.maydell@linaro.org>2015-01-20 14:34:38 +0000
commita5bd4470ed34b7cf49bda7ea3dcad3a269c99ada (patch)
tree89b9146905a971666a600c39ba96f15c9907ae24 /include/hw/qdev-core.h
parent74acb99737dbedd86654d660c0c20815139a873c (diff)
parent86a6a9bf551ffa183880480b37c5836d3916687a (diff)
downloadfocaccia-qemu-a5bd4470ed34b7cf49bda7ea3dcad3a269c99ada.tar.gz
focaccia-qemu-a5bd4470ed34b7cf49bda7ea3dcad3a269c99ada.zip
Merge remote-tracking branch 'remotes/sstabellini/xen-2015-01-20-v2' into staging
* remotes/sstabellini/xen-2015-01-20-v2:
  xen: add a lock for the mapcache
  xen: do not use __-named variables in mapcache
  Xen: Use the ioreq-server API when available
  Add device listener interface

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/qdev-core.h')
-rw-r--r--include/hw/qdev-core.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/hw/qdev-core.h b/include/hw/qdev-core.h
index 589bbe7360..15a226f24a 100644
--- a/include/hw/qdev-core.h
+++ b/include/hw/qdev-core.h
@@ -165,6 +165,12 @@ struct DeviceState {
     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)
@@ -376,4 +382,8 @@ 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