1 #ifndef ACPI_DEV_INTERFACE_H
2 #define ACPI_DEV_INTERFACE_H
3 
4 #include "qom/object.h"
5 #include "qapi-types.h"
6 #include "hw/boards.h"
7 
8 /* These values are part of guest ABI, and can not be changed */
9 typedef enum {
10     ACPI_PCI_HOTPLUG_STATUS = 2,
11     ACPI_CPU_HOTPLUG_STATUS = 4,
12     ACPI_MEMORY_HOTPLUG_STATUS = 8,
13     ACPI_NVDIMM_HOTPLUG_STATUS = 16,
14     ACPI_VMGENID_CHANGE_STATUS = 32,
15 } AcpiEventStatusBits;
16 
17 #define TYPE_ACPI_DEVICE_IF "acpi-device-interface"
18 
19 #define ACPI_DEVICE_IF_CLASS(klass) \
20      OBJECT_CLASS_CHECK(AcpiDeviceIfClass, (klass), \
21                         TYPE_ACPI_DEVICE_IF)
22 #define ACPI_DEVICE_IF_GET_CLASS(obj) \
23      OBJECT_GET_CLASS(AcpiDeviceIfClass, (obj), \
24                       TYPE_ACPI_DEVICE_IF)
25 #define ACPI_DEVICE_IF(obj) \
26      INTERFACE_CHECK(AcpiDeviceIf, (obj), \
27                      TYPE_ACPI_DEVICE_IF)
28 
29 
30 typedef struct AcpiDeviceIf {
31     /* <private> */
32     Object Parent;
33 } AcpiDeviceIf;
34 
35 void acpi_send_event(DeviceState *dev, AcpiEventStatusBits event);
36 
37 /**
38  * AcpiDeviceIfClass:
39  *
40  * ospm_status: returns status of ACPI device objects, reported
41  *              via _OST method if device supports it.
42  * send_event: inject a specified event into guest
43  * madt_cpu: fills @entry with Interrupt Controller Structure
44  *           for CPU indexed by @uid in @apic_ids array,
45  *           returned structure types are:
46  *           0 - Local APIC, 9 - Local x2APIC, 0xB - GICC
47  *
48  * Interface is designed for providing unified interface
49  * to generic ACPI functionality that could be used without
50  * knowledge about internals of actual device that implements
51  * ACPI interface.
52  */
53 typedef struct AcpiDeviceIfClass {
54     /* <private> */
55     InterfaceClass parent_class;
56 
57     /* <public> */
58     void (*ospm_status)(AcpiDeviceIf *adev, ACPIOSTInfoList ***list);
59     void (*send_event)(AcpiDeviceIf *adev, AcpiEventStatusBits ev);
60     void (*madt_cpu)(AcpiDeviceIf *adev, int uid,
61                      const CPUArchIdList *apic_ids, GArray *entry);
62 } AcpiDeviceIfClass;
63 #endif
64