LXR qemu/include/hw/sparc/sun4u

   1/*
   2 * QEMU sun4u IOMMU emulation
   3 *
   4 * Copyright (c) 2006 Fabrice Bellard
   5 * Copyright (c) 2012,2013 Artyom Tarasenko
   6 * Copyright (c) 2017 Mark Cave-Ayland
   7 *
   8 * Permission is hereby granted, free of charge, to any person obtaining a copy
   9 * of this software and associated documentation files (the "Software"), to deal
  10 * in the Software without restriction, including without limitation the rights
  11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  12 * copies of the Software, and to permit persons to whom the Software is
  13 * furnished to do so, subject to the following conditions:
  14 *
  15 * The above copyright notice and this permission notice shall be included in
  16 * all copies or substantial portions of the Software.
  17 *
  18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  24 * THE SOFTWARE.
  25 */
  26
  27#ifndef SUN4U_IOMMU_H
  28#define SUN4U_IOMMU_H
  29
  30#include "hw/sysbus.h"
  31#include "qom/object.h"
  32
  33#define IOMMU_NREGS             3
  34
  35struct IOMMUState {
  36    SysBusDevice parent_obj;
  37
  38    AddressSpace iommu_as;
  39    IOMMUMemoryRegion iommu;
  40
  41    MemoryRegion iomem;
  42    uint64_t regs[IOMMU_NREGS];
  43};
  44typedef struct IOMMUState IOMMUState;
  45
  46#define TYPE_SUN4U_IOMMU "sun4u-iommu"
  47DECLARE_INSTANCE_CHECKER(IOMMUState, SUN4U_IOMMU,
  48                         TYPE_SUN4U_IOMMU)
  49
  50#define TYPE_SUN4U_IOMMU_MEMORY_REGION "sun4u-iommu-memory-region"
  51
  52#endif
  53