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/*
* Copyright (C) 2014-2016 Broadcom Corporation
* Copyright (c) 2017 Red Hat, Inc.
* Written by Prem Mallappa, Eric Auger
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef HW_ARM_SMMUV3_H
#define HW_ARM_SMMUV3_H
#include "hw/arm/smmu-common.h"
#include "qom/object.h"
#define TYPE_SMMUV3_IOMMU_MEMORY_REGION "smmuv3-iommu-memory-region"
typedef struct SMMUQueue {
uint64_t base; /* base register */
uint32_t prod;
uint32_t cons;
uint8_t entry_size;
uint8_t log2size;
} SMMUQueue;
struct SMMUv3State {
SMMUState smmu_state;
uint32_t features;
uint8_t sid_size;
uint8_t sid_split;
uint32_t idr[6];
uint32_t iidr;
uint32_t aidr;
uint32_t cr[3];
uint32_t cr0ack;
uint32_t statusr;
uint32_t gbpa;
uint32_t irq_ctrl;
uint32_t gerror;
uint32_t gerrorn;
uint64_t gerror_irq_cfg0;
uint32_t gerror_irq_cfg1;
uint32_t gerror_irq_cfg2;
uint64_t strtab_base;
uint32_t strtab_base_cfg;
uint64_t eventq_irq_cfg0;
uint32_t eventq_irq_cfg1;
uint32_t eventq_irq_cfg2;
SMMUQueue eventq, cmdq;
qemu_irq irq[4];
QemuMutex mutex;
char *stage;
};
typedef enum {
SMMU_IRQ_EVTQ,
SMMU_IRQ_PRIQ,
SMMU_IRQ_CMD_SYNC,
SMMU_IRQ_GERROR,
} SMMUIrq;
struct SMMUv3Class {
/*< private >*/
SMMUBaseClass smmu_base_class;
/*< public >*/
DeviceRealize parent_realize;
ResettablePhases parent_phases;
};
#define TYPE_ARM_SMMUV3 "arm-smmuv3"
OBJECT_DECLARE_TYPE(SMMUv3State, SMMUv3Class, ARM_SMMUV3)
#define STAGE1_SUPPORTED(s) FIELD_EX32(s->idr[0], IDR0, S1P)
#define STAGE2_SUPPORTED(s) FIELD_EX32(s->idr[0], IDR0, S2P)
#endif