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-rw-r--r--hw/core/Makefile.objs1
-rw-r--r--hw/core/hotplug.c48
2 files changed, 49 insertions, 0 deletions
diff --git a/hw/core/Makefile.objs b/hw/core/Makefile.objs
index 950146c6ff..9e324befd6 100644
--- a/hw/core/Makefile.objs
+++ b/hw/core/Makefile.objs
@@ -2,6 +2,7 @@
common-obj-y += qdev.o qdev-properties.o
# irq.o needed for qdev GPIO handling:
common-obj-y += irq.o
+common-obj-y += hotplug.o
common-obj-$(CONFIG_EMPTY_SLOT) += empty_slot.o
common-obj-$(CONFIG_XILINX_AXI) += stream.o
diff --git a/hw/core/hotplug.c b/hw/core/hotplug.c
new file mode 100644
index 0000000000..5573d9d2d9
--- /dev/null
+++ b/hw/core/hotplug.c
@@ -0,0 +1,48 @@
+/*
+ * Hotplug handler interface.
+ *
+ * Copyright (c) 2014 Red Hat Inc.
+ *
+ * Authors:
+ * Igor Mammedov <imammedo@redhat.com>,
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+#include "hw/hotplug.h"
+#include "qemu/module.h"
+
+void hotplug_handler_plug(HotplugHandler *plug_handler,
+ DeviceState *plugged_dev,
+ Error **errp)
+{
+ HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler);
+
+ if (hdc->plug) {
+ hdc->plug(plug_handler, plugged_dev, errp);
+ }
+}
+
+void hotplug_handler_unplug(HotplugHandler *plug_handler,
+ DeviceState *plugged_dev,
+ Error **errp)
+{
+ HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler);
+
+ if (hdc->unplug) {
+ hdc->unplug(plug_handler, plugged_dev, errp);
+ }
+}
+
+static const TypeInfo hotplug_handler_info = {
+ .name = TYPE_HOTPLUG_HANDLER,
+ .parent = TYPE_INTERFACE,
+ .class_size = sizeof(HotplugHandlerClass),
+};
+
+static void hotplug_handler_register_types(void)
+{
+ type_register_static(&hotplug_handler_info);
+}
+
+type_init(hotplug_handler_register_types)