xref: /netbsd-src/sys/arch/mac68k/dev/aedvar.h (revision b1c86f5f087524e68db12794ee9c3e3da1ab17a0)
1 /*	$NetBSD: aedvar.h,v 1.8 2009/11/01 01:51:35 snj Exp $	*/
2 
3 /*
4  * Copyright (C) 1994	Bradley A. Grantham
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #include <sys/callout.h>
29 #include <machine/adbsys.h>
30 
31 /* Event queue definitions */
32 #ifndef AED_MAX_EVENTS
33 #define AED_MAX_EVENTS 200	/* Maximum events to be kept in queue */
34 				/* maybe should be higher for slower macs? */
35 #endif				/* AED_MAX_EVENTS */
36 
37 struct aed_softc {
38 	struct  device  sc_dev;
39 
40 	struct callout sc_repeat_ch;
41 
42 	/* ADB info */
43 	int		origaddr;	/* ADB device type (ADBADDR_AED) */
44 	int		adbaddr;	/* current ADB address */
45 	int		handler_id;	/* type of device */
46 
47 	/* ADB event queue */
48 	adb_event_t	sc_evq[AED_MAX_EVENTS];	/* the queue */
49 	int		sc_evq_tail;	/* event queue tail pointer */
50 	int		sc_evq_len;	/* event queue length */
51 
52 	/* Keyboard repeat state */
53 	int		sc_rptdelay;	/* ticks before auto-repeat */
54 	int		sc_rptinterval;	/* ticks between auto-repeat */
55 	int		sc_repeating;	/* key that is auto-repeating */
56 	adb_event_t	sc_rptevent;	/* event to auto-repeat */
57 
58 	int		sc_buttons;	/* mouse button state */
59 
60 	struct selinfo	sc_selinfo;	/* select() info */
61 	struct proc *	sc_ioproc;	/* process to wakeup */
62 
63 	int		sc_open;	/* Are we queuing events? */
64 	int		sc_options;	/* config options */
65 };
66 
67 /* Options */
68 #define AED_MSEMUL	0x1		/* emulate mouse buttons */
69 
70 int	aed_input(adb_event_t *);
71