include/hw/cpu/icc_bus.h

   1 /* icc_bus.h
   2  * emulate x86 ICC (Interrupt Controller Communications) bus
   3  *
   4  * Copyright (c) 2013 Red Hat, Inc
   5  *
   6  * Authors:
   7  *     Igor Mammedov <imammedo@redhat.com>
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, see <http://www.gnu.org/licenses/>
  21  */
  22 #ifndef ICC_BUS_H
  23 #define ICC_BUS_H
  24
  25 #include "exec/memory.h"
  26 #include "hw/qdev-core.h"
  27
  28 #define TYPE_ICC_BUS "icc-bus"
  29
  30 #ifndef CONFIG_USER_ONLY
  31
  32 /**
  33  * ICCBus:
  34  *
  35  * ICC bus
  36  */
  37 typedef struct ICCBus {
  38     /*< private >*/
  39     BusState parent_obj;
  40     /*< public >*/
  41
  42     MemoryRegion *apic_address_space;
  43 } ICCBus;
  44
  45 #define ICC_BUS(obj) OBJECT_CHECK(ICCBus, (obj), TYPE_ICC_BUS)
  46
  47 /**
  48  * ICCDevice:
  49  *
  50  * ICC device
  51  */
  52 typedef struct ICCDevice {
  53     /*< private >*/
  54     DeviceState qdev;
  55     /*< public >*/
  56 } ICCDevice;
  57
  58 /**
  59  * ICCDeviceClass:
  60  * @init: Initialization callback for derived classes.
  61  *
  62  * ICC device class
  63  */
  64 typedef struct ICCDeviceClass {
  65     /*< private >*/
  66     DeviceClass parent_class;
  67     /*< public >*/
  68
  69     int (*init)(ICCDevice *dev); /* TODO replace with QOM realize */
  70 } ICCDeviceClass;
  71
  72 #define TYPE_ICC_DEVICE "icc-device"
  73 #define ICC_DEVICE(obj) OBJECT_CHECK(ICCDevice, (obj), TYPE_ICC_DEVICE)
  74 #define ICC_DEVICE_CLASS(klass) \
  75      OBJECT_CLASS_CHECK(ICCDeviceClass, (klass), TYPE_ICC_DEVICE)
  76 #define ICC_DEVICE_GET_CLASS(obj) \
  77      OBJECT_GET_CLASS(ICCDeviceClass, (obj), TYPE_ICC_DEVICE)
  78
  79 #define TYPE_ICC_BRIDGE "icc-bridge"
  80
  81 #endif /* CONFIG_USER_ONLY */
  82 #endif