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aedvar.h revision 1.6 
      1 /*	$NetBSD: aedvar.h,v 1.6 2005/01/15 16:00:59 chs Exp $	*/
      2 
      3 /*
      4  * Copyright (C) 1994	Bradley A. Grantham
      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 Bradley A. Grantham.
     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 #include <sys/callout.h>
     34 #include <machine/adbsys.h>
     35 
     36 /* Event queue definitions */
     37 #ifndef AED_MAX_EVENTS
     38 #define AED_MAX_EVENTS 200	/* Maximum events to be kept in queue */
     39 				/* maybe should be higher for slower macs? */
     40 #endif				/* AED_MAX_EVENTS */
     41 
     42 struct aed_softc {
     43 	struct  device  sc_dev;
     44 
     45 	struct callout sc_repeat_ch;
     46 
     47 	/* ADB info */
     48 	int		origaddr;	/* ADB device type (ADBADDR_AED) */
     49 	int		adbaddr;	/* current ADB address */
     50 	int		handler_id;	/* type of device */
     51 
     52 	/* ADB event queue */
     53 	adb_event_t	sc_evq[AED_MAX_EVENTS];	/* the queue */
     54 	int		sc_evq_tail;	/* event queue tail pointer */
     55 	int		sc_evq_len;	/* event queue length */
     56 
     57 	/* Keyboard repeat state */
     58 	int		sc_rptdelay;	/* ticks before auto-repeat */
     59 	int		sc_rptinterval;	/* ticks between auto-repeat */
     60 	int		sc_repeating;	/* key that is auto-repeating */
     61 	adb_event_t	sc_rptevent;	/* event to auto-repeat */
     62 
     63 	int		sc_buttons;	/* mouse button state */
     64 
     65 	struct selinfo	sc_selinfo;	/* select() info */
     66 	struct proc *	sc_ioproc;	/* process to wakeup */
     67 
     68 	int		sc_open;	/* Are we queuing events? */
     69 	int		sc_options;	/* config options */
     70 };
     71 
     72 /* Options */
     73 #define AED_MSEMUL	0x1		/* emulate mouse buttons */
     74 
     75 int	aed_input(adb_event_t *);
     76