include/hw/isa/superio.h

   1 /*
   2  * Generic ISA Super I/O
   3  *
   4  * Copyright (c) 2018 Philippe Mathieu-Daudé
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2 or 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
  26 typedef 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
  38 typedef 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
  46 typedef 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 */