1 #ifndef ACPI_DEV_INTERFACE_H
2 #define ACPI_DEV_INTERFACE_H
3 
4 #include "qom/object.h"
5 #include "qapi-types.h"
6 
7 /* These values are part of guest ABI, and can not be changed */
8 typedef enum {
9     ACPI_PCI_HOTPLUG_STATUS = 2,
10     ACPI_CPU_HOTPLUG_STATUS = 4,
11     ACPI_MEMORY_HOTPLUG_STATUS = 8,
12 } AcpiEventStatusBits;
13 
14 #define TYPE_ACPI_DEVICE_IF "acpi-device-interface"
15 
16 #define ACPI_DEVICE_IF_CLASS(klass) \
17      OBJECT_CLASS_CHECK(AcpiDeviceIfClass, (klass), \
18                         TYPE_ACPI_DEVICE_IF)
19 #define ACPI_DEVICE_IF_GET_CLASS(obj) \
20      OBJECT_GET_CLASS(AcpiDeviceIfClass, (obj), \
21                       TYPE_ACPI_DEVICE_IF)
22 #define ACPI_DEVICE_IF(obj) \
23      INTERFACE_CHECK(AcpiDeviceIf, (obj), \
24                      TYPE_ACPI_DEVICE_IF)
25 
26 
27 typedef struct AcpiDeviceIf {
28     /* <private> */
29     Object Parent;
30 } AcpiDeviceIf;
31 
32 void acpi_send_event(DeviceState *dev, AcpiEventStatusBits event);
33 
34 /**
35  * AcpiDeviceIfClass:
36  *
37  * ospm_status: returns status of ACPI device objects, reported
38  *              via _OST method if device supports it.
39  * send_event: inject a specified event into guest
40  *
41  * Interface is designed for providing unified interface
42  * to generic ACPI functionality that could be used without
43  * knowledge about internals of actual device that implements
44  * ACPI interface.
45  */
46 typedef struct AcpiDeviceIfClass {
47     /* <private> */
48     InterfaceClass parent_class;
49 
50     /* <public> */
51     void (*ospm_status)(AcpiDeviceIf *adev, ACPIOSTInfoList ***list);
52     void (*send_event)(AcpiDeviceIf *adev, AcpiEventStatusBits ev);
53 } AcpiDeviceIfClass;
54 #endif
55