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-crypto.c (2073B)

      1/*
      2 * virtio ccw crypto 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_crypto_realize(VirtioCcwDevice *ccw_dev, Error **errp)
     19{
     20    VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(ccw_dev);
     21    DeviceState *vdev = DEVICE(&dev->vdev);
     22
     23    if (!qdev_realize(vdev, BUS(&ccw_dev->bus), errp)) {
     24        return;
     25    }
     26}
     27
     28static void virtio_ccw_crypto_instance_init(Object *obj)
     29{
     30    VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(obj);
     31    VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
     32
     33    ccw_dev->force_revision_1 = true;
     34    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
     35                                TYPE_VIRTIO_CRYPTO);
     36}
     37
     38static Property virtio_ccw_crypto_properties[] = {
     39    DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
     40                    VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
     41    DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
     42                       VIRTIO_CCW_MAX_REV),
     43    DEFINE_PROP_END_OF_LIST(),
     44};
     45
     46static void virtio_ccw_crypto_class_init(ObjectClass *klass, void *data)
     47{
     48    DeviceClass *dc = DEVICE_CLASS(klass);
     49    VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
     50
     51    k->realize = virtio_ccw_crypto_realize;
     52    device_class_set_props(dc, virtio_ccw_crypto_properties);
     53    set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     54}
     55
     56static const TypeInfo virtio_ccw_crypto = {
     57    .name          = TYPE_VIRTIO_CRYPTO_CCW,
     58    .parent        = TYPE_VIRTIO_CCW_DEVICE,
     59    .instance_size = sizeof(VirtIOCryptoCcw),
     60    .instance_init = virtio_ccw_crypto_instance_init,
     61    .class_init    = virtio_ccw_crypto_class_init,
     62};
     63
     64static void virtio_ccw_crypto_register(void)
     65{
     66    type_register_static(&virtio_ccw_crypto);
     67}
     68
     69type_init(virtio_ccw_crypto_register)