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