1 /* 2 * Copyright (C) 2014-2016 Broadcom Corporation 3 * Copyright (c) 2017 Red Hat, Inc. 4 * Written by Prem Mallappa, Eric Auger 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License along 16 * with this program; if not, see <http://www.gnu.org/licenses/>. 17 */ 18 19 #ifndef HW_ARM_SMMUV3_H 20 #define HW_ARM_SMMUV3_H 21 22 #include "hw/arm/smmu-common.h" 23 #include "hw/registerfields.h" 24 25 #define TYPE_SMMUV3_IOMMU_MEMORY_REGION "smmuv3-iommu-memory-region" 26 27 typedef struct SMMUQueue { 28 uint64_t base; /* base register */ 29 uint32_t prod; 30 uint32_t cons; 31 uint8_t entry_size; 32 uint8_t log2size; 33 } SMMUQueue; 34 35 typedef struct SMMUv3State { 36 SMMUState smmu_state; 37 38 uint32_t features; 39 uint8_t sid_size; 40 uint8_t sid_split; 41 42 uint32_t idr[6]; 43 uint32_t iidr; 44 uint32_t cr[3]; 45 uint32_t cr0ack; 46 uint32_t statusr; 47 uint32_t irq_ctrl; 48 uint32_t gerror; 49 uint32_t gerrorn; 50 uint64_t gerror_irq_cfg0; 51 uint32_t gerror_irq_cfg1; 52 uint32_t gerror_irq_cfg2; 53 uint64_t strtab_base; 54 uint32_t strtab_base_cfg; 55 uint64_t eventq_irq_cfg0; 56 uint32_t eventq_irq_cfg1; 57 uint32_t eventq_irq_cfg2; 58 59 SMMUQueue eventq, cmdq; 60 61 qemu_irq irq[4]; 62 QemuMutex mutex; 63 } SMMUv3State; 64 65 typedef enum { 66 SMMU_IRQ_EVTQ, 67 SMMU_IRQ_PRIQ, 68 SMMU_IRQ_CMD_SYNC, 69 SMMU_IRQ_GERROR, 70 } SMMUIrq; 71 72 typedef struct { 73 /*< private >*/ 74 SMMUBaseClass smmu_base_class; 75 /*< public >*/ 76 77 DeviceRealize parent_realize; 78 DeviceReset parent_reset; 79 } SMMUv3Class; 80 81 #define TYPE_ARM_SMMUV3 "arm-smmuv3" 82 #define ARM_SMMUV3(obj) OBJECT_CHECK(SMMUv3State, (obj), TYPE_ARM_SMMUV3) 83 #define ARM_SMMUV3_CLASS(klass) \ 84 OBJECT_CLASS_CHECK(SMMUv3Class, (klass), TYPE_ARM_SMMUV3) 85 #define ARM_SMMUV3_GET_CLASS(obj) \ 86 OBJECT_GET_CLASS(SMMUv3Class, (obj), TYPE_ARM_SMMUV3) 87 88 #endif 89