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kbdvar.h revision 1.6 
      1 /*	$NetBSD: kbdvar.h,v 1.6 2009/03/14 14:45:56 dsl 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(u_int *, u_int *, u_int *);
     75 void	kbd_bell_sparms(u_int, u_int, u_int);
     76 void	kbd_write(u_char *, int);
     77 int	kbdgetcn(void);
     78 void	kbdbell(void);
     79 void	kbdenable(void);
     80 #endif /* _KERNEL */
     81 
     82 #endif /* _KBDVAR_H */
     83