82 lines
2.1 KiB
C
82 lines
2.1 KiB
C
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/*
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* QEMU IndustryPack emulation
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*
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* Copyright (C) 2012 Igalia, S.L.
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* Author: Alberto Garcia <berto@igalia.com>
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*
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* This code is licensed under the GNU GPL v2 or (at your option) any
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* later version.
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*/
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#ifndef QEMU_IPACK_H
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#define QEMU_IPACK_H
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#include "hw/qdev-core.h"
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#include "qom/object.h"
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#define TYPE_IPACK_BUS "IndustryPack"
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OBJECT_DECLARE_SIMPLE_TYPE(IPackBus, IPACK_BUS)
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struct IPackBus {
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/*< private >*/
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BusState parent_obj;
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/* All fields are private */
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uint8_t n_slots;
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uint8_t free_slot;
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qemu_irq_handler set_irq;
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};
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#define TYPE_IPACK_DEVICE "ipack-device"
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OBJECT_DECLARE_TYPE(IPackDevice, IPackDeviceClass,
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IPACK_DEVICE)
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struct IPackDeviceClass {
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/*< private >*/
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DeviceClass parent_class;
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/*< public >*/
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DeviceRealize realize;
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DeviceUnrealize unrealize;
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uint16_t (*io_read)(IPackDevice *dev, uint8_t addr);
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void (*io_write)(IPackDevice *dev, uint8_t addr, uint16_t val);
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uint16_t (*id_read)(IPackDevice *dev, uint8_t addr);
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void (*id_write)(IPackDevice *dev, uint8_t addr, uint16_t val);
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uint16_t (*int_read)(IPackDevice *dev, uint8_t addr);
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void (*int_write)(IPackDevice *dev, uint8_t addr, uint16_t val);
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uint16_t (*mem_read16)(IPackDevice *dev, uint32_t addr);
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void (*mem_write16)(IPackDevice *dev, uint32_t addr, uint16_t val);
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uint8_t (*mem_read8)(IPackDevice *dev, uint32_t addr);
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void (*mem_write8)(IPackDevice *dev, uint32_t addr, uint8_t val);
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};
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struct IPackDevice {
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/*< private >*/
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DeviceState parent_obj;
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/*< public >*/
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int32_t slot;
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/* IRQ objects for the IndustryPack INT0# and INT1# */
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qemu_irq *irq;
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};
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extern const VMStateDescription vmstate_ipack_device;
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#define VMSTATE_IPACK_DEVICE(_field, _state) \
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VMSTATE_STRUCT(_field, _state, 1, vmstate_ipack_device, IPackDevice)
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IPackDevice *ipack_device_find(IPackBus *bus, int32_t slot);
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void ipack_bus_init(IPackBus *bus, size_t bus_size,
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DeviceState *parent,
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uint8_t n_slots,
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qemu_irq_handler handler);
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#endif
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