sun4u_iommu.h (1778B)
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