xref: /netbsd/sys/arch/macppc/dev/amsvar.h (revision 6550d01e)
1 /*	$NetBSD: amsvar.h,v 1.9 2009/03/14 14:46:01 dsl Exp $	*/
2 
3 /*
4  * Copyright (C) 1998	Colin Wood
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  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by Colin Wood.
18  * 4. The name of the author may not be used to endorse or promote products
19  *    derived from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #ifndef _MACPPC_AMSVAR_H_
34 #define _MACPPC_AMSVAR_H_
35 
36 /*
37  * State info, per mouse instance.
38  */
39 struct ams_softc {
40 	struct	device	sc_dev;
41 
42 	/* ADB info */
43 	int		origaddr;	/* ADB device type (ADBADDR_MS) */
44 	int		adbaddr;	/* current ADB address */
45 	int		handler_id;	/* type of mouse */
46 
47 	/* Extended Mouse Protocol info, faked for non-EMP mice */
48 	u_int8_t	sc_class;	/* mouse class (mouse, trackball) */
49 	u_int8_t	sc_buttons;	/* number of buttons */
50 	u_int32_t	sc_res;		/* mouse resolution (dpi) */
51 	char		sc_devid[5];	/* device indentifier */
52 
53 	int		sc_mb;		/* current button state */
54 	struct device	*sc_wsmousedev;
55 	/* helpers for trackpads */
56 	int		sc_down;
57 	int		sc_tapping;	/* 1 - tapping causes button event */
58 	/*
59 	 * trackpad protocol variant. Known so far:
60 	 * 2 buttons - PowerBook 3400, single events on button 3 and 4 indicate
61 	 *             finger down and up
62 	 * 4 buttons - iBook G4, button 6 indicates finger down, button 4 is
63 	 *             always down
64 	 */
65 	int		sc_x, sc_y;
66 };
67 
68 /* EMP device classes */
69 #define MSCLASS_TABLET		0
70 #define MSCLASS_MOUSE		1
71 #define MSCLASS_TRACKBALL	2
72 #define MSCLASS_TRACKPAD	3
73 
74 void ms_adbcomplete(uint8_t *buffer, uint8_t *data_area, int adb_command);
75 void ms_handoff(adb_event_t *event, struct ams_softc *);
76 
77 #endif /* _MACPPC_AMSVAR_H_ */
78