include/hw/acpi/acpi_dev_interface.h

   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