| 1 | /* |
| 2 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 3 | * Copyright (C) 2024 IBM Corp. |
| 4 | * |
| 5 | * ASPEED APB2OPB Bridge |
| 6 | * IBM On-Chip Peripheral Bus |
| 7 | */ |
| 8 | #ifndef FSI_ASPEED_APB2OPB_H |
| 9 | #define FSI_ASPEED_APB2OPB_H |
| 10 | |
| 11 | #include "system/memory.h" |
| 12 | #include "hw/fsi/fsi-master.h" |
| 13 | #include "hw/core/sysbus.h" |
| 14 | |
| 15 | #define TYPE_FSI_OPB "fsi.opb" |
| 16 | |
| 17 | #define TYPE_OP_BUS "opb" |
| 18 | OBJECT_DECLARE_SIMPLE_TYPE(OPBus, OP_BUS) |
| 19 | |
| 20 | typedef struct OPBus { |
| 21 | BusState bus; |
| 22 | |
| 23 | MemoryRegion mr; |
| 24 | AddressSpace as; |
| 25 | } OPBus; |
| 26 | |
| 27 | #define TYPE_ASPEED_APB2OPB "aspeed.apb2opb" |
| 28 | OBJECT_DECLARE_SIMPLE_TYPE(AspeedAPB2OPBState, ASPEED_APB2OPB) |
| 29 | |
| 30 | #define ASPEED_APB2OPB_NR_REGS ((0xe8 >> 2) + 1) |
| 31 | |
| 32 | #define ASPEED_FSI_NUM 2 |
| 33 | |
| 34 | typedef struct AspeedAPB2OPBState { |
| 35 | SysBusDevice parent_obj; |
| 36 | |
| 37 | MemoryRegion iomem; |
| 38 | |
| 39 | uint32_t regs[ASPEED_APB2OPB_NR_REGS]; |
| 40 | qemu_irq irq; |
| 41 | |
| 42 | OPBus opb[ASPEED_FSI_NUM]; |
| 43 | FSIMasterState fsi[ASPEED_FSI_NUM]; |
| 44 | } AspeedAPB2OPBState; |
| 45 | |
| 46 | #endif /* FSI_ASPEED_APB2OPB_H */ |