[mirror_qemu.git] / include / hw / sparc / sun4m_iommu.h

/*
 * QEMU Sun4m iommu emulation
 *
 * Copyright (c) 2003-2005 Fabrice Bellard
 *
 * 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 SUN4M_IOMMU_H
#define SUN4M_IOMMU_H

#include "hw/sysbus.h"

#define IOMMU_NREGS         (4 * 4096 / 4)

typedef struct IOMMUState {
    SysBusDevice parent_obj;

    AddressSpace iommu_as;
    IOMMUMemoryRegion iommu;

    MemoryRegion iomem;
    uint32_t regs[IOMMU_NREGS];
    hwaddr iostart;
    qemu_irq irq;
    uint32_t version;
} IOMMUState;

#define TYPE_SUN4M_IOMMU "sun4m-iommu"
#define SUN4M_IOMMU(obj) OBJECT_CHECK(IOMMUState, (obj), TYPE_SUN4M_IOMMU)

#define TYPE_SUN4M_IOMMU_MEMORY_REGION "sun4m-iommu-memory-region"

#endif
Commit	Line	Data
1527f488 MCA	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
1527f488 MCA	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