xref: /netbsd-src/sys/arch/atari/dev/msvar.h (revision dca853ba03caa1a411aed824c9fab4a7466f6a22)
1 /*	$NetBSD: msvar.h,v 1.5 2022/06/26 06:02:28 tsutsui Exp $	*/
2 
3 /*
4  * Copyright (c) 1996 Leo Weppelman
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 #ifndef _MSVAR_H
28 #define _MSVAR_H
29 
30 /*
31  * Mouse specific packages produced by the keyboard. Currently, we only
32  * define the REL_MOUSE package, as this is the only one used.
33  */
34 typedef struct {
35 	uint8_t	id;
36 	int8_t	dx;
37 	int8_t	dy;
38 } REL_MOUSE;
39 
40 #define IS_REL_MOUSE(id)	(((u_int)(id) & 0xF8) == 0xF8)
41 #define TIMEOUT_ID		(0xFC)
42 
43 struct ms_softc {
44 	uint8_t			ms_buttons; /* button states		*/
45 	uint8_t			ms_emul3b;  /* emulate 3rd button	*/
46 	struct	evvar		ms_events;  /* event queue state	*/
47 	int			ms_dx;	    /* accumulated dx		*/
48 	int			ms_dy;	    /* accumulated dy		*/
49 	struct firm_event	ms_bq[2];   /* Button queue		*/
50 	int			ms_bq_idx;  /* Button queue index	*/
51 	struct callout		ms_delay_ch;
52 };
53 
54 #ifdef _KERNEL
55 void	mouse_soft(REL_MOUSE *, int, int);
56 int	mouseattach(int);
57 #endif /* _KERNEL */
58 
59 #endif /* _MSVAR_H */
60