hw/intc/armv7m_nvic: Provide default "reset the system" behaviour for SYSRESETREQ
[qemu.git] / include / hw / sparc / sun4m_iommu.h
1 /*
2 * QEMU Sun4m iommu emulation
3 *
4 * Copyright (c) 2003-2005 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 #ifndef SUN4M_IOMMU_H
26 #define SUN4M_IOMMU_H
27
28 #include "hw/sysbus.h"
29
30 #define IOMMU_NREGS (4 * 4096 / 4)
31
32 typedef struct IOMMUState {
33 SysBusDevice parent_obj;
34
35 AddressSpace iommu_as;
36 IOMMUMemoryRegion iommu;
37
38 MemoryRegion iomem;
39 uint32_t regs[IOMMU_NREGS];
40 hwaddr iostart;
41 qemu_irq irq;
42 uint32_t version;
43 } IOMMUState;
44
45 #define TYPE_SUN4M_IOMMU "sun4m-iommu"
46 #define SUN4M_IOMMU(obj) OBJECT_CHECK(IOMMUState, (obj), TYPE_SUN4M_IOMMU)
47
48 #define TYPE_SUN4M_IOMMU_MEMORY_REGION "sun4m-iommu-memory-region"
49
50 #endif