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-rw-r--r--hw/virtio-bus.h94
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diff --git a/hw/virtio-bus.h b/hw/virtio-bus.h
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--- a/hw/virtio-bus.h
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-/*
- * VirtioBus
- *
- * Copyright (C) 2012 : GreenSocs Ltd
- * http://www.greensocs.com/ , email: info@greensocs.com
- *
- * Developed by :
- * Frederic Konrad <fred.konrad@greensocs.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
- */
-
-#ifndef VIRTIO_BUS_H
-#define VIRTIO_BUS_H
-
-#include "hw/qdev.h"
-#include "sysemu/sysemu.h"
-#include "hw/virtio.h"
-
-#define TYPE_VIRTIO_BUS "virtio-bus"
-#define VIRTIO_BUS_GET_CLASS(obj) \
- OBJECT_GET_CLASS(VirtioBusClass, obj, TYPE_VIRTIO_BUS)
-#define VIRTIO_BUS_CLASS(klass) \
- OBJECT_CLASS_CHECK(VirtioBusClass, klass, TYPE_VIRTIO_BUS)
-#define VIRTIO_BUS(obj) OBJECT_CHECK(VirtioBusState, (obj), TYPE_VIRTIO_BUS)
-
-typedef struct VirtioBusState VirtioBusState;
-
-typedef struct VirtioBusClass {
- /* This is what a VirtioBus must implement */
- BusClass parent;
- void (*notify)(DeviceState *d, uint16_t vector);
- void (*save_config)(DeviceState *d, QEMUFile *f);
- void (*save_queue)(DeviceState *d, int n, QEMUFile *f);
- int (*load_config)(DeviceState *d, QEMUFile *f);
- int (*load_queue)(DeviceState *d, int n, QEMUFile *f);
- int (*load_done)(DeviceState *d, QEMUFile *f);
- unsigned (*get_features)(DeviceState *d);
- bool (*query_guest_notifiers)(DeviceState *d);
- int (*set_guest_notifiers)(DeviceState *d, int nvqs, bool assign);
- int (*set_host_notifier)(DeviceState *d, int n, bool assigned);
- void (*vmstate_change)(DeviceState *d, bool running);
- /*
- * transport independent init function.
- * This is called by virtio-bus just after the device is plugged.
- */
- void (*device_plugged)(DeviceState *d);
- /*
- * transport independent exit function.
- * This is called by virtio-bus just before the device is unplugged.
- */
- void (*device_unplug)(DeviceState *d);
-} VirtioBusClass;
-
-struct VirtioBusState {
- BusState parent_obj;
- /*
- * Only one VirtIODevice can be plugged on the bus.
- */
- VirtIODevice *vdev;
- /*
- * This will be removed at the end of the series.
- */
- VirtIOBindings bindings;
-};
-
-int virtio_bus_plug_device(VirtIODevice *vdev);
-void virtio_bus_reset(VirtioBusState *bus);
-void virtio_bus_destroy_device(VirtioBusState *bus);
-/* Get the device id of the plugged device. */
-uint16_t virtio_bus_get_vdev_id(VirtioBusState *bus);
-/* Get the config_len field of the plugged device. */
-size_t virtio_bus_get_vdev_config_len(VirtioBusState *bus);
-/* Get the features of the plugged device. */
-uint32_t virtio_bus_get_vdev_features(VirtioBusState *bus,
- uint32_t requested_features);
-/* Get bad features of the plugged device. */
-uint32_t virtio_bus_get_vdev_bad_features(VirtioBusState *bus);
-/* Get config of the plugged device. */
-void virtio_bus_get_vdev_config(VirtioBusState *bus, uint8_t *config);
-
-#endif /* VIRTIO_BUS_H */