LXR qemu/include/hw/remote/iommu.h

   1/**
   2 * Copyright © 2022 Oracle and/or its affiliates.
   3 *
   4 * This work is licensed under the terms of the GNU GPL, version 2 or later.
   5 * See the COPYING file in the top-level directory.
   6 *
   7 */
   8
   9#ifndef REMOTE_IOMMU_H
  10#define REMOTE_IOMMU_H
  11
  12#include "hw/pci/pci_bus.h"
  13#include "hw/pci/pci.h"
  14
  15#ifndef INT2VOIDP
  16#define INT2VOIDP(i) (void *)(uintptr_t)(i)
  17#endif
  18
  19typedef struct RemoteIommuElem {
  20    MemoryRegion *mr;
  21
  22    AddressSpace as;
  23} RemoteIommuElem;
  24
  25#define TYPE_REMOTE_IOMMU "x-remote-iommu"
  26OBJECT_DECLARE_SIMPLE_TYPE(RemoteIommu, REMOTE_IOMMU)
  27
  28struct RemoteIommu {
  29    Object parent;
  30
  31    GHashTable *elem_by_devfn;
  32
  33    QemuMutex lock;
  34};
  35
  36void remote_iommu_setup(PCIBus *pci_bus);
  37
  38void remote_iommu_unplug_dev(PCIDevice *pci_dev);
  39
  40#endif
  41