aboutsummaryrefslogtreecommitdiff
path: root/tests/libqos/virtio-pci.h
blob: 728b4715f169c52ecd13087b2987f5f770aabdb9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
/*
 * libqos virtio PCI definitions
 *
 * Copyright (c) 2014 Marc MarĂ­
 *
 * This work is licensed under the terms of the GNU GPL, version 2 or later.
 * See the COPYING file in the top-level directory.
 */

#ifndef LIBQOS_VIRTIO_PCI_H
#define LIBQOS_VIRTIO_PCI_H

#include "libqos/virtio.h"
#include "libqos/pci.h"
#include "libqos/qgraph.h"

typedef struct QVirtioPCIDevice {
    QOSGraphObject obj;
    QVirtioDevice vdev;
    QPCIDevice *pdev;
    QPCIBar bar;
    uint16_t config_msix_entry;
    uint64_t config_msix_addr;
    uint32_t config_msix_data;
} QVirtioPCIDevice;

typedef struct QVirtQueuePCI {
    QVirtQueue vq;
    uint16_t msix_entry;
    uint64_t msix_addr;
    uint32_t msix_data;
} QVirtQueuePCI;

extern const QVirtioBus qvirtio_pci;

void virtio_pci_init(QVirtioPCIDevice *dev, QPCIBus *bus, QPCIAddress * addr);
QVirtioPCIDevice *virtio_pci_new(QPCIBus *bus, QPCIAddress * addr);

/* virtio-pci object functions available for subclasses that
 * override the original start_hw and destroy
 * function. All virtio-xxx-pci subclass that override must
 * take care of calling these two functions in the respective
 * places
 */
void qvirtio_pci_destructor(QOSGraphObject *obj);
void qvirtio_pci_start_hw(QOSGraphObject *obj);


void qvirtio_pci_device_enable(QVirtioPCIDevice *d);
void qvirtio_pci_device_disable(QVirtioPCIDevice *d);

void qvirtio_pci_set_msix_configuration_vector(QVirtioPCIDevice *d,
                                        QGuestAllocator *alloc, uint16_t entry);
void qvirtqueue_pci_msix_setup(QVirtioPCIDevice *d, QVirtQueuePCI *vqpci,
                                        QGuestAllocator *alloc, uint16_t entry);
#endif