xref: /netbsd-src/sys/arch/atari/dev/kbdvar.h (revision 404fbe5fb94ca1e054339640cabb2801ce52dd30)
1 /*	$NetBSD: kbdvar.h,v 1.5 2003/02/02 17:56:55 thomas Exp $	*/
2 
3 /*
4  * Copyright (c) 1996 Leo Weppelman.
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 Leo Weppelman.
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 OF
30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #ifndef _KBDVAR_H
34 #define _KBDVAR_H
35 
36 /*
37  * The ringbuffer is the interface between the hard and soft interrupt handler.
38  * The hard interrupt runs straight from the MFP interrupt.
39  */
40 #define KBD_RING_SIZE	256   /* Sz of input ring buffer, must be power of 2 */
41 #define KBD_RING_MASK	255   /* Modulo mask for above			     */
42 
43 struct kbd_softc {
44 	int		k_event_mode;	/* if 1, collect events,	*/
45 					/*   else pass to ite		*/
46 	struct evvar	k_events;	/* event queue state		*/
47 	u_char		k_soft_cs;	/* control-reg. copy		*/
48 	u_char		k_package[20];	/* XXX package being build	*/
49 	u_char		k_pkg_size;	/* Size of the package		*/
50 	u_char		k_pkg_idx;	/* Running pkg assembly index	*/
51 	u_char		k_pkg_type;	/* Type of package		*/
52 	u_char		*k_sendp;	/* Output pointer		*/
53 	int		k_send_cnt;	/* Chars left for output	*/
54 #if NWSKBD>0
55 	struct device	*k_wskbddev;	/* pointer to wskbd for sending strokes */
56 	int		k_pollingmode;	/* polling mode on? whatever it isss... */
57 #endif
58 };
59 
60 /*
61  * Package types
62  */
63 #define	KBD_MEM_PKG	0		/* Memory read package		*/
64 #define	KBD_AMS_PKG	1		/* Absolute mouse package	*/
65 #define	KBD_RMS_PKG	2		/* Relative mouse package	*/
66 #define	KBD_CLK_PKG	3		/* Clock package		*/
67 #define	KBD_JOY0_PKG	4		/* Joystick-0 package		*/
68 #define	KBD_JOY1_PKG	5		/* Joystick-1 package		*/
69 #define	KBD_TIMEO_PKG	6		/* Timeout package		*/
70 
71 #ifdef _KERNEL
72 extern	u_char	kbd_modifier;
73 
74 void	kbd_bell_gparms __P((u_int *, u_int *, u_int *));
75 void	kbd_bell_sparms __P((u_int, u_int, u_int));
76 void	kbd_write __P((u_char *, int));
77 int	kbdgetcn __P((void));
78 void	kbdbell __P((void));
79 void	kbdenable __P((void));
80 #endif /* _KERNEL */
81 
82 #endif /* _KBDVAR_H */
83