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/*
* AWS Nitro Secure Module (NSM) device
*
* Copyright (c) 2024 Dorjoy Chowdhury <dorjoychy111@gmail.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or
* (at your option) any later version. See the COPYING file in the
* top-level directory.
*/
#include "qemu/osdep.h"
#include "hw/virtio/virtio-pci.h"
#include "hw/virtio/virtio-nsm.h"
#include "hw/qdev-properties.h"
#include "qapi/error.h"
#include "qemu/module.h"
#include "qom/object.h"
typedef struct VirtIONsmPCI VirtIONsmPCI;
#define TYPE_VIRTIO_NSM_PCI "virtio-nsm-pci-base"
DECLARE_INSTANCE_CHECKER(VirtIONsmPCI, VIRTIO_NSM_PCI,
TYPE_VIRTIO_NSM_PCI)
struct VirtIONsmPCI {
VirtIOPCIProxy parent_obj;
VirtIONSM vdev;
};
static void virtio_nsm_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
{
VirtIONsmPCI *vnsm = VIRTIO_NSM_PCI(vpci_dev);
DeviceState *vdev = DEVICE(&vnsm->vdev);
virtio_pci_force_virtio_1(vpci_dev);
if (!qdev_realize(vdev, BUS(&vpci_dev->bus), errp)) {
return;
}
}
static void virtio_nsm_pci_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
k->realize = virtio_nsm_pci_realize;
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
}
static void virtio_nsm_initfn(Object *obj)
{
VirtIONsmPCI *dev = VIRTIO_NSM_PCI(obj);
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VIRTIO_NSM);
}
static const VirtioPCIDeviceTypeInfo virtio_nsm_pci_info = {
.base_name = TYPE_VIRTIO_NSM_PCI,
.generic_name = "virtio-nsm-pci",
.instance_size = sizeof(VirtIONsmPCI),
.instance_init = virtio_nsm_initfn,
.class_init = virtio_nsm_pci_class_init,
};
static void virtio_nsm_pci_register(void)
{
virtio_pci_types_register(&virtio_nsm_pci_info);
}
type_init(virtio_nsm_pci_register)
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