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
32#define IOMMU_NREGS 3
33
34typedef struct IOMMUState {
35 SysBusDevice parent_obj;
36
37 AddressSpace iommu_as;
38 IOMMUMemoryRegion iommu;
39
40 MemoryRegion iomem;
41 uint64_t regs[IOMMU_NREGS];
42} IOMMUState;
43
44#define TYPE_SUN4U_IOMMU "sun4u-iommu"
45#define SUN4U_IOMMU(obj) OBJECT_CHECK(IOMMUState, (obj), TYPE_SUN4U_IOMMU)
46
47#define TYPE_SUN4U_IOMMU_MEMORY_REGION "sun4u-iommu-memory-region"
48
49#endif
50