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 typedef struct ISASuperIODevice {
  26     /*< private >*/
  27     ISADevice parent_obj;
  28     /*< public >*/
  29
  30     ISADevice *parallel[MAX_PARALLEL_PORTS];
  31     ISADevice *serial[MAX_SERIAL_PORTS];
  32 } ISASuperIODevice;
  33
  34 typedef struct ISASuperIOFuncs {
  35     size_t count;
  36     bool (*is_enabled)(ISASuperIODevice *sio, uint8_t index);
  37     uint16_t (*get_iobase)(ISASuperIODevice *sio, uint8_t index);
  38     unsigned int (*get_irq)(ISASuperIODevice *sio, uint8_t index);
  39     unsigned int (*get_dma)(ISASuperIODevice *sio, uint8_t index);
  40 } ISASuperIOFuncs;
  41
  42 typedef struct ISASuperIOClass {
  43     /*< private >*/
  44     ISADeviceClass parent_class;
  45     /*< public >*/
  46     DeviceRealize parent_realize;
  47
  48     ISASuperIOFuncs parallel;
  49     ISASuperIOFuncs serial;
  50 } ISASuperIOClass;
  51
  52 #endif /* HW_ISA_SUPERIO_H */