tests/libqos/virtio-pci.h

   1 /*
   2  * libqos virtio PCI definitions
   3  *
   4  * Copyright (c) 2014 Marc Marí
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7  * See the COPYING file in the top-level directory.
   8  */
   9
  10 #ifndef LIBQOS_VIRTIO_PCI_H
  11 #define LIBQOS_VIRTIO_PCI_H
  12
  13 #include "libqos/virtio.h"
  14 #include "libqos/pci.h"
  15
  16 typedef struct QVirtioPCIDevice {
  17     QVirtioDevice vdev;
  18     QPCIDevice *pdev;
  19     void *addr;
  20     uint16_t config_msix_entry;
  21     uint64_t config_msix_addr;
  22     uint32_t config_msix_data;
  23 } QVirtioPCIDevice;
  24
  25 typedef struct QVirtQueuePCI {
  26     QVirtQueue vq;
  27     uint16_t msix_entry;
  28     uint64_t msix_addr;
  29     uint32_t msix_data;
  30 } QVirtQueuePCI;
  31
  32 extern const QVirtioBus qvirtio_pci;
  33
  34 void qvirtio_pci_foreach(QPCIBus *bus, uint16_t device_type,
  35                 void (*func)(QVirtioDevice *d, void *data), void *data);
  36 QVirtioPCIDevice *qvirtio_pci_device_find(QPCIBus *bus, uint16_t device_type);
  37 void qvirtio_pci_device_enable(QVirtioPCIDevice *d);
  38 void qvirtio_pci_device_disable(QVirtioPCIDevice *d);
  39
  40 void qvirtio_pci_set_msix_configuration_vector(QVirtioPCIDevice *d,
  41                                         QGuestAllocator *alloc, uint16_t entry);
  42 void qvirtqueue_pci_msix_setup(QVirtioPCIDevice *d, QVirtQueuePCI *vqpci,
  43                                         QGuestAllocator *alloc, uint16_t entry);
  44 #endif