2018-02-20 21:44:51 -05:00
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/*
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2018-03-08 15:58:46 -05:00
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* VARCem Virtual ARchaeological Computer EMulator.
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2018-02-20 21:44:51 -05:00
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* An emulator of (mostly) x86-based PC systems and devices,
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* using the ISA,EISA,VLB,MCA and PCI system buses, roughly
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* spanning the era between 1981 and 1995.
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*
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* This file is part of the VARCem Project.
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*
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2018-04-07 00:23:55 -04:00
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* Definitions for the "LPT" parallel port handlerss.
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2018-02-20 21:44:51 -05:00
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*
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2018-04-07 00:23:55 -04:00
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* Version: @(#)parallel.h 1.0.3 2018/04/05
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2018-02-20 21:44:51 -05:00
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*
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* Authors: Fred N. van Kempen, <decwiz@yahoo.com>
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* Miran Grca, <mgrca8@gmail.com>
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* Sarah Walker, <tommowalker@tommowalker.co.uk>
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*
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* Copyright 2017,2018 Fred N. van Kempen.
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* Copyright 2016-2018 Miran Grca.
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* Copyright 2008-2018 Sarah Walker.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the:
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*
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* Free Software Foundation, Inc.
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* 59 Temple Place - Suite 330
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* Boston, MA 02111-1307
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* USA.
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*/
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2018-04-07 00:23:55 -04:00
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#ifndef EMU_PARALLEL_H
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# define EMU_PARALLEL_H
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#define PARALLEL_MAX 3 /* three ports supported */
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#define PARALLEL1_ADDR 0x0378
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#define PARALLEL2_ADDR 0x0278
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#define PARALLEL3_ADDR 0x03BC /* part of the MDA */
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2018-02-20 21:44:51 -05:00
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2018-03-28 20:43:05 -04:00
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typedef struct _lpt_device_ {
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const char *name;
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int type;
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void *(*init)(const struct _lpt_device_ *);
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2018-02-20 21:44:51 -05:00
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void (*close)(void *priv);
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void (*write_data)(uint8_t val, void *priv);
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void (*write_ctrl)(uint8_t val, void *priv);
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uint8_t (*read_status)(void *priv);
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} lpt_device_t;
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2018-04-07 00:23:55 -04:00
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extern void parallel_init(void);
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extern void parallel_setup(int id, uint16_t port);
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extern void parallel_remove(int id);
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extern void parallel_remove_amstrad(void);
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2018-02-20 21:44:51 -05:00
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2018-04-07 00:23:55 -04:00
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extern const char *parallel_device_get_name(int id);
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extern char *parallel_device_get_internal_name(int id);
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extern void parallel_devices_init(void);
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extern void parallel_devices_close(void);
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2018-02-20 21:44:51 -05:00
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2018-04-07 00:23:55 -04:00
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#endif /*EMU_PARALLEL_H*/
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