blob: cbcdda509d37958e424ac508208099aec754e2fd [file] [log] [blame]
/*
* QEMU IndustryPack emulation
*
* Copyright (C) 2012 Igalia, S.L.
* Author: Alberto Garcia <berto@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-core.h"
#include "qom/object.h"
#define TYPE_IPACK_BUS "IndustryPack"
OBJECT_DECLARE_SIMPLE_TYPE(IPackBus, IPACK_BUS)
struct IPackBus {
/*< private >*/
BusState parent_obj;
/* All fields are private */
uint8_t n_slots;
uint8_t free_slot;
qemu_irq_handler set_irq;
};
#define TYPE_IPACK_DEVICE "ipack-device"
OBJECT_DECLARE_TYPE(IPackDevice, IPackDeviceClass,
IPACK_DEVICE)
struct IPackDeviceClass {
/*< private >*/
DeviceClass parent_class;
/*< public >*/
DeviceRealize realize;
DeviceUnrealize unrealize;
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 {
/*< private >*/
DeviceState parent_obj;
/*< public >*/
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_init(IPackBus *bus, size_t bus_size,
DeviceState *parent,
uint8_t n_slots,
qemu_irq_handler handler);
#endif