| 1 | /* |
| 2 | * QEMU IndustryPack emulation |
| 3 | * |
| 4 | * Copyright (C) 2012 Igalia, S.L. |
| 5 | * Author: Alberto Garcia <berto@igalia.com> |
| 6 | * |
| 7 | * This code is licensed under the GNU GPL v2 or (at your option) any |
| 8 | * later version. |
| 9 | */ |
| 10 | |
| 11 | #ifndef QEMU_IPACK_H |
| 12 | #define QEMU_IPACK_H |
| 13 | |
| 14 | #include "hw/core/qdev.h" |
| 15 | #include "hw/core/irq.h" |
| 16 | #include "qom/object.h" |
| 17 | |
| 18 | |
| 19 | #define TYPE_IPACK_BUS "IndustryPack" |
| 20 | OBJECT_DECLARE_SIMPLE_TYPE(IPackBus, IPACK_BUS) |
| 21 | |
| 22 | struct IPackBus { |
| 23 | BusState parent_obj; |
| 24 | |
| 25 | uint8_t n_slots; |
| 26 | uint8_t free_slot; |
| 27 | qemu_irq_handler set_irq; |
| 28 | }; |
| 29 | |
| 30 | |
| 31 | #define TYPE_IPACK_DEVICE "ipack-device" |
| 32 | OBJECT_DECLARE_TYPE(IPackDevice, IPackDeviceClass, |
| 33 | IPACK_DEVICE) |
| 34 | |
| 35 | struct IPackDeviceClass { |
| 36 | /*< private >*/ |
| 37 | DeviceClass parent_class; |
| 38 | /*< public >*/ |
| 39 | |
| 40 | DeviceRealize realize; |
| 41 | DeviceUnrealize unrealize; |
| 42 | |
| 43 | uint16_t (*io_read)(IPackDevice *dev, uint8_t addr); |
| 44 | void (*io_write)(IPackDevice *dev, uint8_t addr, uint16_t val); |
| 45 | |
| 46 | uint16_t (*id_read)(IPackDevice *dev, uint8_t addr); |
| 47 | void (*id_write)(IPackDevice *dev, uint8_t addr, uint16_t val); |
| 48 | |
| 49 | uint16_t (*int_read)(IPackDevice *dev, uint8_t addr); |
| 50 | void (*int_write)(IPackDevice *dev, uint8_t addr, uint16_t val); |
| 51 | |
| 52 | uint16_t (*mem_read16)(IPackDevice *dev, uint32_t addr); |
| 53 | void (*mem_write16)(IPackDevice *dev, uint32_t addr, uint16_t val); |
| 54 | |
| 55 | uint8_t (*mem_read8)(IPackDevice *dev, uint32_t addr); |
| 56 | void (*mem_write8)(IPackDevice *dev, uint32_t addr, uint8_t val); |
| 57 | }; |
| 58 | |
| 59 | struct IPackDevice { |
| 60 | DeviceState parent_obj; |
| 61 | |
| 62 | int32_t slot; |
| 63 | /* IRQ objects for the IndustryPack INT0# and INT1# */ |
| 64 | IRQState irq[2]; |
| 65 | }; |
| 66 | |
| 67 | extern const VMStateDescription vmstate_ipack_device; |
| 68 | |
| 69 | #define VMSTATE_IPACK_DEVICE(_field, _state) \ |
| 70 | VMSTATE_STRUCT(_field, _state, 1, vmstate_ipack_device, IPackDevice) |
| 71 | |
| 72 | IPackDevice *ipack_device_find(IPackBus *bus, int32_t slot); |
| 73 | void ipack_bus_init(IPackBus *bus, size_t bus_size, |
| 74 | DeviceState *parent, |
| 75 | uint8_t n_slots, |
| 76 | qemu_irq_handler handler); |
| 77 | |
| 78 | #endif |