| 1 | /* |
| 2 | * ASPEED INTC Controller |
| 3 | * |
| 4 | * Copyright (C) 2024 ASPEED Technology Inc. |
| 5 | * |
| 6 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 7 | */ |
| 8 | #ifndef ASPEED_INTC_H |
| 9 | #define ASPEED_INTC_H |
| 10 | |
| 11 | #include "hw/core/sysbus.h" |
| 12 | #include "qom/object.h" |
| 13 | #include "hw/core/or-irq.h" |
| 14 | |
| 15 | #define TYPE_ASPEED_INTC "aspeed.intc" |
| 16 | #define TYPE_ASPEED_2700_INTC TYPE_ASPEED_INTC "-ast2700" |
| 17 | #define TYPE_ASPEED_2700_INTCIO TYPE_ASPEED_INTC "io-ast2700" |
| 18 | #define TYPE_ASPEED_2700_INTCIOEXP1 TYPE_ASPEED_INTC "-ast2700-ioexp1" |
| 19 | #define TYPE_ASPEED_2700_INTCIOEXP2 TYPE_ASPEED_INTC "-ast2700-ioexp2" |
| 20 | #define TYPE_ASPEED_2700SSP_INTC TYPE_ASPEED_INTC "-ast2700ssp" |
| 21 | #define TYPE_ASPEED_2700SSP_INTCIO TYPE_ASPEED_INTC "io-ast2700ssp" |
| 22 | #define TYPE_ASPEED_2700TSP_INTC TYPE_ASPEED_INTC "-ast2700tsp" |
| 23 | #define TYPE_ASPEED_2700TSP_INTCIO TYPE_ASPEED_INTC "io-ast2700tsp" |
| 24 | |
| 25 | OBJECT_DECLARE_TYPE(AspeedINTCState, AspeedINTCClass, ASPEED_INTC) |
| 26 | |
| 27 | #define ASPEED_INTC_MAX_INPINS 10 |
| 28 | #define ASPEED_INTC_MAX_OUTPINS 19 |
| 29 | |
| 30 | typedef struct AspeedINTCIRQ { |
| 31 | int inpin_idx; |
| 32 | int outpin_idx; |
| 33 | int num_outpins; |
| 34 | uint32_t enable_reg; |
| 35 | uint32_t status_reg; |
| 36 | } AspeedINTCIRQ; |
| 37 | |
| 38 | struct AspeedINTCState { |
| 39 | /*< private >*/ |
| 40 | SysBusDevice parent_obj; |
| 41 | |
| 42 | /*< public >*/ |
| 43 | MemoryRegion iomem; |
| 44 | MemoryRegion iomem_container; |
| 45 | |
| 46 | uint32_t *regs; |
| 47 | OrIRQState orgates[ASPEED_INTC_MAX_INPINS]; |
| 48 | qemu_irq output_pins[ASPEED_INTC_MAX_OUTPINS]; |
| 49 | |
| 50 | uint32_t enable[ASPEED_INTC_MAX_INPINS]; |
| 51 | uint32_t mask[ASPEED_INTC_MAX_INPINS]; |
| 52 | uint32_t pending[ASPEED_INTC_MAX_INPINS]; |
| 53 | }; |
| 54 | |
| 55 | struct AspeedINTCClass { |
| 56 | SysBusDeviceClass parent_class; |
| 57 | |
| 58 | uint32_t num_lines; |
| 59 | uint32_t num_inpins; |
| 60 | uint32_t num_outpins; |
| 61 | uint64_t mem_size; |
| 62 | uint64_t nr_regs; |
| 63 | uint64_t reg_offset; |
| 64 | const MemoryRegionOps *reg_ops; |
| 65 | const AspeedINTCIRQ *irq_table; |
| 66 | int irq_table_count; |
| 67 | }; |
| 68 | |
| 69 | #endif /* ASPEED_INTC_H */ |