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 "qemu-common.h"
  14#include "sysemu/sysemu.h"
  15#include "hw/isa/isa.h"
  16
  17#define TYPE_ISA_SUPERIO "isa-superio"
  18#define ISA_SUPERIO(obj) \
  19    OBJECT_CHECK(ISASuperIODevice, (obj), TYPE_ISA_SUPERIO)
  20#define ISA_SUPERIO_GET_CLASS(obj) \
  21    OBJECT_GET_CLASS(ISASuperIOClass, (obj), TYPE_ISA_SUPERIO)
  22#define ISA_SUPERIO_CLASS(klass) \
  23    OBJECT_CLASS_CHECK(ISASuperIOClass, (klass), TYPE_ISA_SUPERIO)
  24
  25#define SUPERIO_MAX_SERIAL_PORTS 4
  26
  27typedef struct ISASuperIODevice {
  28    /*< private >*/
  29    ISADevice parent_obj;
  30    /*< public >*/
  31
  32    ISADevice *parallel[MAX_PARALLEL_PORTS];
  33    ISADevice *serial[SUPERIO_MAX_SERIAL_PORTS];
  34    ISADevice *floppy;
  35    ISADevice *kbc;
  36    ISADevice *ide;
  37} ISASuperIODevice;
  38
  39typedef struct ISASuperIOFuncs {
  40    size_t count;
  41    bool (*is_enabled)(ISASuperIODevice *sio, uint8_t index);
  42    uint16_t (*get_iobase)(ISASuperIODevice *sio, uint8_t index);
  43    unsigned int (*get_irq)(ISASuperIODevice *sio, uint8_t index);
  44    unsigned int (*get_dma)(ISASuperIODevice *sio, uint8_t index);
  45} ISASuperIOFuncs;
  46
  47typedef struct ISASuperIOClass {
  48    /*< private >*/
  49    ISADeviceClass parent_class;
  50    /*< public >*/
  51    DeviceRealize parent_realize;
  52
  53    ISASuperIOFuncs parallel;
  54    ISASuperIOFuncs serial;
  55    ISASuperIOFuncs floppy;
  56    ISASuperIOFuncs ide;
  57} ISASuperIOClass;
  58
  59#define TYPE_FDC37M81X_SUPERIO  "fdc37m81x-superio"
  60#define TYPE_SMC37C669_SUPERIO  "smc37c669-superio"
  61
  62#endif /* HW_ISA_SUPERIO_H */
  63