historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/include/hw/isa/superio.h
2024-01-16 11:20:27 -06:00

61 lines
1.7 KiB
C

/*
* Generic ISA Super I/O
*
* Copyright (c) 2018 Philippe Mathieu-Daudé
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef HW_ISA_SUPERIO_H
#define HW_ISA_SUPERIO_H
#include "sysemu/sysemu.h"
#include "hw/isa/isa.h"
#define TYPE_ISA_SUPERIO "isa-superio"
#define ISA_SUPERIO(obj) \
OBJECT_CHECK(ISASuperIODevice, (obj), TYPE_ISA_SUPERIO)
#define ISA_SUPERIO_GET_CLASS(obj) \
OBJECT_GET_CLASS(ISASuperIOClass, (obj), TYPE_ISA_SUPERIO)
#define ISA_SUPERIO_CLASS(klass) \
OBJECT_CLASS_CHECK(ISASuperIOClass, (klass), TYPE_ISA_SUPERIO)
#define SUPERIO_MAX_SERIAL_PORTS 4
typedef struct ISASuperIODevice {
/*< private >*/
ISADevice parent_obj;
/*< public >*/
ISADevice *parallel[MAX_PARALLEL_PORTS];
ISADevice *serial[SUPERIO_MAX_SERIAL_PORTS];
ISADevice *floppy;
ISADevice *kbc;
ISADevice *ide;
} ISASuperIODevice;
typedef struct ISASuperIOFuncs {
size_t count;
bool (*is_enabled)(ISASuperIODevice *sio, uint8_t index);
uint16_t (*get_iobase)(ISASuperIODevice *sio, uint8_t index);
unsigned int (*get_irq)(ISASuperIODevice *sio, uint8_t index);
unsigned int (*get_dma)(ISASuperIODevice *sio, uint8_t index);
} ISASuperIOFuncs;
typedef struct ISASuperIOClass {
/*< private >*/
ISADeviceClass parent_class;
/*< public >*/
DeviceRealize parent_realize;
ISASuperIOFuncs parallel;
ISASuperIOFuncs serial;
ISASuperIOFuncs floppy;
ISASuperIOFuncs ide;
} ISASuperIOClass;
#define TYPE_FDC37M81X_SUPERIO "fdc37m81x-superio"
#define TYPE_SMC37C669_SUPERIO "smc37c669-superio"
#endif /* HW_ISA_SUPERIO_H */