1 /*        $NetBSD: aedvar.h,v 1.6 2012/10/27 17:18:00 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  *
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           u_char              origaddr; /* ADB device type (ADBADDR_AED) */
42           u_char              adbaddr;  /* current ADB address */
43           u_char              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 void      aed_input(adb_event_t *event);
69