cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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virtio-ccw-input.c (3804B)

      1/*
      2 * virtio ccw input implementation
      3 *
      4 * Copyright 2012, 2015 IBM Corp.
      5 *
      6 * This work is licensed under the terms of the GNU GPL, version 2 or (at
      7 * your option) any later version. See the COPYING file in the top-level
      8 * directory.
      9 */
     10
     11#include "qemu/osdep.h"
     12#include "hw/qdev-properties.h"
     13#include "hw/virtio/virtio.h"
     14#include "qapi/error.h"
     15#include "qemu/module.h"
     16#include "virtio-ccw.h"
     17
     18static void virtio_ccw_input_realize(VirtioCcwDevice *ccw_dev, Error **errp)
     19{
     20    VirtIOInputCcw *dev = VIRTIO_INPUT_CCW(ccw_dev);
     21    DeviceState *vdev = DEVICE(&dev->vdev);
     22
     23    qdev_realize(vdev, BUS(&ccw_dev->bus), errp);
     24}
     25
     26static Property virtio_ccw_input_properties[] = {
     27    DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
     28                    VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
     29    DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
     30                       VIRTIO_CCW_MAX_REV),
     31    DEFINE_PROP_END_OF_LIST(),
     32};
     33
     34static void virtio_ccw_input_class_init(ObjectClass *klass, void *data)
     35{
     36    DeviceClass *dc = DEVICE_CLASS(klass);
     37    VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
     38
     39    k->realize = virtio_ccw_input_realize;
     40    device_class_set_props(dc, virtio_ccw_input_properties);
     41    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     42}
     43
     44static void virtio_ccw_keyboard_instance_init(Object *obj)
     45{
     46    VirtIOInputHIDCcw *dev = VIRTIO_INPUT_HID_CCW(obj);
     47    VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
     48
     49    ccw_dev->force_revision_1 = true;
     50    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
     51                                TYPE_VIRTIO_KEYBOARD);
     52}
     53
     54static void virtio_ccw_mouse_instance_init(Object *obj)
     55{
     56    VirtIOInputHIDCcw *dev = VIRTIO_INPUT_HID_CCW(obj);
     57    VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
     58
     59    ccw_dev->force_revision_1 = true;
     60    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
     61                                TYPE_VIRTIO_MOUSE);
     62}
     63
     64static void virtio_ccw_tablet_instance_init(Object *obj)
     65{
     66    VirtIOInputHIDCcw *dev = VIRTIO_INPUT_HID_CCW(obj);
     67    VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
     68
     69    ccw_dev->force_revision_1 = true;
     70    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
     71                                TYPE_VIRTIO_TABLET);
     72}
     73
     74static const TypeInfo virtio_ccw_input = {
     75    .name          = TYPE_VIRTIO_INPUT_CCW,
     76    .parent        = TYPE_VIRTIO_CCW_DEVICE,
     77    .instance_size = sizeof(VirtIOInputCcw),
     78    .class_init    = virtio_ccw_input_class_init,
     79    .abstract = true,
     80};
     81
     82static const TypeInfo virtio_ccw_input_hid = {
     83    .name          = TYPE_VIRTIO_INPUT_HID_CCW,
     84    .parent        = TYPE_VIRTIO_INPUT_CCW,
     85    .instance_size = sizeof(VirtIOInputHIDCcw),
     86    .abstract = true,
     87};
     88
     89static const TypeInfo virtio_ccw_keyboard = {
     90    .name          = TYPE_VIRTIO_KEYBOARD_CCW,
     91    .parent        = TYPE_VIRTIO_INPUT_HID_CCW,
     92    .instance_size = sizeof(VirtIOInputHIDCcw),
     93    .instance_init = virtio_ccw_keyboard_instance_init,
     94};
     95
     96static const TypeInfo virtio_ccw_mouse = {
     97    .name          = TYPE_VIRTIO_MOUSE_CCW,
     98    .parent        = TYPE_VIRTIO_INPUT_HID_CCW,
     99    .instance_size = sizeof(VirtIOInputHIDCcw),
    100    .instance_init = virtio_ccw_mouse_instance_init,
    101};
    102
    103static const TypeInfo virtio_ccw_tablet = {
    104    .name          = TYPE_VIRTIO_TABLET_CCW,
    105    .parent        = TYPE_VIRTIO_INPUT_HID_CCW,
    106    .instance_size = sizeof(VirtIOInputHIDCcw),
    107    .instance_init = virtio_ccw_tablet_instance_init,
    108};
    109
    110static void virtio_ccw_input_register(void)
    111{
    112    type_register_static(&virtio_ccw_input);
    113    type_register_static(&virtio_ccw_input_hid);
    114    type_register_static(&virtio_ccw_keyboard);
    115    type_register_static(&virtio_ccw_mouse);
    116    type_register_static(&virtio_ccw_tablet);
    117}
    118
    119type_init(virtio_ccw_input_register)