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Diffstat (limited to 'include/hw/sparc/sun4u_iommu.h')
-rw-r--r-- | include/hw/sparc/sun4u_iommu.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/hw/sparc/sun4u_iommu.h b/include/hw/sparc/sun4u_iommu.h new file mode 100644 index 000000000..f94566a72 --- /dev/null +++ b/include/hw/sparc/sun4u_iommu.h @@ -0,0 +1,52 @@ +/* + * QEMU sun4u IOMMU emulation + * + * Copyright (c) 2006 Fabrice Bellard + * Copyright (c) 2012,2013 Artyom Tarasenko + * Copyright (c) 2017 Mark Cave-Ayland + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef SUN4U_IOMMU_H +#define SUN4U_IOMMU_H + +#include "hw/sysbus.h" +#include "qom/object.h" + +#define IOMMU_NREGS 3 + +struct IOMMUState { + SysBusDevice parent_obj; + + AddressSpace iommu_as; + IOMMUMemoryRegion iommu; + + MemoryRegion iomem; + uint64_t regs[IOMMU_NREGS]; +}; +typedef struct IOMMUState IOMMUState; + +#define TYPE_SUN4U_IOMMU "sun4u-iommu" +DECLARE_INSTANCE_CHECKER(IOMMUState, SUN4U_IOMMU, + TYPE_SUN4U_IOMMU) + +#define TYPE_SUN4U_IOMMU_MEMORY_REGION "sun4u-iommu-memory-region" + +#endif |