LXR qemu/include/hw/isa/superio.h

   1/*
   2 * Generic ISA Super I/O
   3 *
   4 * Copyright (c) 2018 Philippe Mathieu-Daudé
   5 *
   6 * This code is licensed under the GNU GPLv2 and later.
   7 * See the COPYING file in the top-level directory.
   8 * SPDX-License-Identifier: GPL-2.0-or-later
   9 */
  10#ifndef HW_ISA_SUPERIO_H
  11#define HW_ISA_SUPERIO_H
  12
  13#include "sysemu/sysemu.h"
  14#include "hw/isa/isa.h"
  15
  16#define TYPE_ISA_SUPERIO "isa-superio"
  17#define ISA_SUPERIO(obj) \
  18    OBJECT_CHECK(ISASuperIODevice, (obj), TYPE_ISA_SUPERIO)
  19#define ISA_SUPERIO_GET_CLASS(obj) \
  20    OBJECT_GET_CLASS(ISASuperIOClass, (obj), TYPE_ISA_SUPERIO)
  21#define ISA_SUPERIO_CLASS(klass) \
  22    OBJECT_CLASS_CHECK(ISASuperIOClass, (klass), TYPE_ISA_SUPERIO)
  23
  24#define SUPERIO_MAX_SERIAL_PORTS 4
  25
  26typedef struct ISASuperIODevice {
  27    /*< private >*/
  28    ISADevice parent_obj;
  29    /*< public >*/
  30
  31    ISADevice *parallel[MAX_PARALLEL_PORTS];
  32    ISADevice *serial[SUPERIO_MAX_SERIAL_PORTS];
  33    ISADevice *floppy;
  34    ISADevice *kbc;
  35    ISADevice *ide;
  36} ISASuperIODevice;
  37
  38typedef struct ISASuperIOFuncs {
  39    size_t count;
  40    bool (*is_enabled)(ISASuperIODevice *sio, uint8_t index);
  41    uint16_t (*get_iobase)(ISASuperIODevice *sio, uint8_t index);
  42    unsigned int (*get_irq)(ISASuperIODevice *sio, uint8_t index);
  43    unsigned int (*get_dma)(ISASuperIODevice *sio, uint8_t index);
  44} ISASuperIOFuncs;
  45
  46typedef struct ISASuperIOClass {
  47    /*< private >*/
  48    ISADeviceClass parent_class;
  49    /*< public >*/
  50    DeviceRealize parent_realize;
  51
  52    ISASuperIOFuncs parallel;
  53    ISASuperIOFuncs serial;
  54    ISASuperIOFuncs floppy;
  55    ISASuperIOFuncs ide;
  56} ISASuperIOClass;
  57
  58#define TYPE_FDC37M81X_SUPERIO  "fdc37m81x-superio"
  59#define TYPE_SMC37C669_SUPERIO  "smc37c669-superio"
  60
  61#endif /* HW_ISA_SUPERIO_H */
  62