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kbdvar.h revision 1.5.108.3 
      1 /*	$NetBSD: kbdvar.h,v 1.5.108.3 2010/03/11 15:02:09 yamt 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  *
     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 OF
     25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #ifndef _KBDVAR_H
     29 #define _KBDVAR_H
     30 
     31 /*
     32  * The ringbuffer is the interface between the hard and soft interrupt handler.
     33  * The hard interrupt runs straight from the MFP interrupt.
     34  */
     35 #define KBD_RING_SIZE	256   /* Sz of input ring buffer, must be power of 2 */
     36 #define KBD_RING_MASK	255   /* Modulo mask for above			     */
     37 
     38 struct kbd_softc {
     39 	int		k_event_mode;	/* if 1, collect events,	*/
     40 					/*   else pass to ite		*/
     41 	struct evvar	k_events;	/* event queue state		*/
     42 	uint8_t		k_soft_cs;	/* control-reg. copy		*/
     43 	uint8_t		k_package[20];	/* XXX package being build	*/
     44 	uint8_t		k_pkg_size;	/* Size of the package		*/
     45 	uint8_t		k_pkg_idx;	/* Running pkg assembly index	*/
     46 	uint8_t		k_pkg_type;	/* Type of package		*/
     47 	const uint8_t	*k_sendp;	/* Output pointer		*/
     48 	int		k_send_cnt;	/* Chars left for output	*/
     49 #if NWSKBD>0
     50 	struct device	*k_wskbddev;	/* pointer to wskbd for sending strokes */
     51 	int		k_pollingmode;	/* polling mode on? whatever it isss... */
     52 #endif
     53 	void		*k_sicookie;	/* softint(9) cookie		*/
     54 };
     55 
     56 /*
     57  * Package types
     58  */
     59 #define	KBD_MEM_PKG	0		/* Memory read package		*/
     60 #define	KBD_AMS_PKG	1		/* Absolute mouse package	*/
     61 #define	KBD_RMS_PKG	2		/* Relative mouse package	*/
     62 #define	KBD_CLK_PKG	3		/* Clock package		*/
     63 #define	KBD_JOY0_PKG	4		/* Joystick-0 package		*/
     64 #define	KBD_JOY1_PKG	5		/* Joystick-1 package		*/
     65 #define	KBD_TIMEO_PKG	6		/* Timeout package		*/
     66 
     67 #ifdef _KERNEL
     68 extern	uint8_t	kbd_modifier;
     69 
     70 void	kbd_bell_gparms(u_int *, u_int *, u_int *);
     71 void	kbd_bell_sparms(u_int, u_int, u_int);
     72 void	kbd_write(const uint8_t *, int);
     73 int	kbdgetcn(void);
     74 void	kbdbell(void);
     75 void	kbdenable(void);
     76 #endif /* _KERNEL */
     77 
     78 #endif /* _KBDVAR_H */
     79