Archipelago » qemu

/*

 * QEMU IndustryPack emulation

 *

 * Copyright (C) 2012 Igalia, S.L.

 * Author: Alberto Garcia <agarcia@igalia.com>

 *

 * This code is licensed under the GNU GPL v2 or (at your option) any

 * later version.

 */

#ifndef QEMU_IPACK_H

#define QEMU_IPACK_H

#include "hw/qdev.h"

typedef struct IPackBus IPackBus;

#define TYPE_IPACK_BUS "IndustryPack"

#define IPACK_BUS(obj) OBJECT_CHECK(IPackBus, (obj), TYPE_IPACK_BUS)

struct IPackBus {

    BusState qbus;

    /* All fields are private */

    uint8_t n_slots;

    uint8_t free_slot;

    qemu_irq_handler set_irq;

};

typedef struct IPackDevice IPackDevice;

typedef struct IPackDeviceClass IPackDeviceClass;

#define TYPE_IPACK_DEVICE "ipack-device"

#define IPACK_DEVICE(obj) \

     OBJECT_CHECK(IPackDevice, (obj), TYPE_IPACK_DEVICE)

#define IPACK_DEVICE_CLASS(klass)                                        \

     OBJECT_CLASS_CHECK(IPackDeviceClass, (klass), TYPE_IPACK_DEVICE)

#define IPACK_DEVICE_GET_CLASS(obj) \

     OBJECT_GET_CLASS(IPackDeviceClass, (obj), TYPE_IPACK_DEVICE)

struct IPackDeviceClass {

    DeviceClass parent_class;

    int (*init)(IPackDevice *dev);

    int (*exit)(IPackDevice *dev);

    uint16_t (*io_read)(IPackDevice *dev, uint8_t addr);

    void (*io_write)(IPackDevice *dev, uint8_t addr, uint16_t val);

    uint16_t (*id_read)(IPackDevice *dev, uint8_t addr);

    void (*id_write)(IPackDevice *dev, uint8_t addr, uint16_t val);

    uint16_t (*int_read)(IPackDevice *dev, uint8_t addr);

    void (*int_write)(IPackDevice *dev, uint8_t addr, uint16_t val);

    uint16_t (*mem_read16)(IPackDevice *dev, uint32_t addr);

    void (*mem_write16)(IPackDevice *dev, uint32_t addr, uint16_t val);

    uint8_t (*mem_read8)(IPackDevice *dev, uint32_t addr);

    void (*mem_write8)(IPackDevice *dev, uint32_t addr, uint8_t val);

};

struct IPackDevice {

    DeviceState qdev;

    int32_t slot;

    /* IRQ objects for the IndustryPack INT0# and INT1# */

    qemu_irq *irq;

};

extern const VMStateDescription vmstate_ipack_device;

#define VMSTATE_IPACK_DEVICE(_field, _state)                            \

    VMSTATE_STRUCT(_field, _state, 1, vmstate_ipack_device, IPackDevice)

IPackDevice *ipack_device_find(IPackBus *bus, int32_t slot);

void ipack_bus_new_inplace(IPackBus *bus, DeviceState *parent,

                           const char *name, uint8_t n_slots,

                           qemu_irq_handler handler);

#endif