Merge tag 'seabios-20211203-pull-request' of git://git.kraxel.org/qemu into staging
[qemu.git] / include / hw / sparc / sun4u_iommu.h
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
35 struct IOMMUState {
36 SysBusDevice parent_obj;
37
38 AddressSpace iommu_as;
39 IOMMUMemoryRegion iommu;
40
41 MemoryRegion iomem;
42 uint64_t regs[IOMMU_NREGS];
43 };
44 typedef struct IOMMUState IOMMUState;
45
46 #define TYPE_SUN4U_IOMMU "sun4u-iommu"
47 DECLARE_INSTANCE_CHECKER(IOMMUState, SUN4U_IOMMU,
48 TYPE_SUN4U_IOMMU)
49
50 #define TYPE_SUN4U_IOMMU_MEMORY_REGION "sun4u-iommu-memory-region"
51
52 #endif