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aedvar.h revision 1.8.22.1 
      1 /*	$NetBSD: aedvar.h,v 1.8.22.1 2012/11/20 03:01:30 tls 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  *
     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
     25  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #include <sys/callout.h>
     29 #include <machine/adbsys.h>
     30 
     31 /* Event queue definitions */
     32 #ifndef AED_MAX_EVENTS
     33 #define AED_MAX_EVENTS 200	/* Maximum events to be kept in queue */
     34 				/* maybe should be higher for slower macs? */
     35 #endif				/* AED_MAX_EVENTS */
     36 
     37 struct aed_softc {
     38 	struct callout sc_repeat_ch;
     39 
     40 	/* ADB info */
     41 	int		origaddr;	/* ADB device type (ADBADDR_AED) */
     42 	int		adbaddr;	/* current ADB address */
     43 	int		handler_id;	/* type of device */
     44 
     45 	/* ADB event queue */
     46 	adb_event_t	sc_evq[AED_MAX_EVENTS];	/* the queue */
     47 	int		sc_evq_tail;	/* event queue tail pointer */
     48 	int		sc_evq_len;	/* event queue length */
     49 
     50 	/* Keyboard repeat state */
     51 	int		sc_rptdelay;	/* ticks before auto-repeat */
     52 	int		sc_rptinterval;	/* ticks between auto-repeat */
     53 	int		sc_repeating;	/* key that is auto-repeating */
     54 	adb_event_t	sc_rptevent;	/* event to auto-repeat */
     55 
     56 	int		sc_buttons;	/* mouse button state */
     57 
     58 	struct selinfo	sc_selinfo;	/* select() info */
     59 	struct proc *	sc_ioproc;	/* process to wakeup */
     60 
     61 	int		sc_open;	/* Are we queuing events? */
     62 	int		sc_options;	/* config options */
     63 };
     64 
     65 /* Options */
     66 #define AED_MSEMUL	0x1		/* emulate mouse buttons */
     67 
     68 int	aed_input(adb_event_t *);
     69