hw/arm/bcm2836: Only provide "enabled-cpus" property to multicore SoCs
[qemu.git] / hw / s390x / ccw-device.h
1 /*
2 * Common device infrastructure for devices in the virtual css
3 *
4 * Copyright 2016 IBM Corp.
5 * Author(s): Jing Liu <liujbjl@linux.vnet.ibm.com>
6 *
7 * This work is licensed under the terms of the GNU GPL, version 2 or (at
8 * your option) any later version. See the COPYING file in the top-level
9 * directory.
10 */
11
12 #ifndef HW_S390X_CCW_DEVICE_H
13 #define HW_S390X_CCW_DEVICE_H
14 #include "qom/object.h"
15 #include "hw/qdev-core.h"
16 #include "hw/s390x/css.h"
17
18 struct CcwDevice {
19 DeviceState parent_obj;
20 SubchDev *sch;
21 /* <cssid>.<ssid>.<device number> */
22 /* The user-set busid of the virtual ccw device. */
23 CssDevId devno;
24 /* The actual busid of the virtual ccw device. */
25 CssDevId dev_id;
26 /* The actual busid of the virtual subchannel. */
27 CssDevId subch_id;
28 };
29 typedef struct CcwDevice CcwDevice;
30
31 extern const VMStateDescription vmstate_ccw_dev;
32 #define VMSTATE_CCW_DEVICE(_field, _state) \
33 VMSTATE_STRUCT(_field, _state, 1, vmstate_ccw_dev, CcwDevice)
34
35 struct CCWDeviceClass {
36 DeviceClass parent_class;
37 void (*unplug)(HotplugHandler *, DeviceState *, Error **);
38 void (*realize)(CcwDevice *, Error **);
39 void (*refill_ids)(CcwDevice *);
40 };
41
42 static inline CcwDevice *to_ccw_dev_fast(DeviceState *d)
43 {
44 return container_of(d, CcwDevice, parent_obj);
45 }
46
47 #define TYPE_CCW_DEVICE "ccw-device"
48
49 OBJECT_DECLARE_TYPE(CcwDevice, CCWDeviceClass, CCW_DEVICE)
50
51 #endif