1 /* $NetBSD: kbdvar.h,v 1.11 2002/10/26 19:11:13 martin Exp $ */ 2 3 /* 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This software was developed by the Computer Systems Engineering group 8 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 9 * contributed to Berkeley. 10 * 11 * All advertising materials mentioning features or use of this software 12 * must display the following acknowledgement: 13 * This product includes software developed by the University of 14 * California, Lawrence Berkeley Laboratory. 15 * 16 * Redistribution and use in source and binary forms, with or without 17 * modification, are permitted provided that the following conditions 18 * are met: 19 * 1. Redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer. 21 * 2. Redistributions in binary form must reproduce the above copyright 22 * notice, this list of conditions and the following disclaimer in the 23 * documentation and/or other materials provided with the distribution. 24 * 3. All advertising materials mentioning features or use of this software 25 * must display the following acknowledgement: 26 * This product includes software developed by the University of 27 * California, Berkeley and its contributors. 28 * 4. Neither the name of the University nor the names of its contributors 29 * may be used to endorse or promote products derived from this software 30 * without specific prior written permission. 31 * 32 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 33 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 34 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 35 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 36 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 40 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 41 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 42 * SUCH DAMAGE. 43 * 44 * @(#)kbd.c 8.2 (Berkeley) 10/30/93 45 */ 46 47 #include "wskbd.h" /* for NWSKBD */ 48 #include <dev/wscons/wsconsio.h> 49 #include <dev/wscons/wskbdvar.h> 50 51 struct kbd_softc { 52 struct device k_dev; /* required first: base device */ 53 54 /* middle layer methods */ 55 const struct kbd_ops *k_ops; 56 57 /* state of the upper layer */ 58 int k_evmode; /* set if we should produce events */ 59 struct evvar k_events; /* event queue state */ 60 61 #if NWSKBD > 0 62 struct device * k_wskbd;/* handle for wskbd, if it is attached */ 63 int k_wsenabled; /* set if we are using wskbd */ 64 struct callout k_wsbell;/* to shut the bell off */ 65 #endif 66 67 /* ACSII translation state */ 68 struct kbd_state k_state; 69 70 /* console hooks */ 71 int k_isconsole; 72 struct cons_channel *k_cc; 73 74 /* autorepeat for console input */ 75 int k_repeat_start; /* initial delay */ 76 int k_repeat_step; /* inter-char delay */ 77 int k_repeatsym; /* repeating symbol */ 78 int k_repeating; /* callout is active (use callout_active?) */ 79 struct callout k_repeat_ch; 80 }; 81 82 83 /* 84 * Downcalls to the middle layer. 85 */ 86 struct kbd_ops { 87 int (*open)(struct kbd_softc *); 88 int (*close)(struct kbd_softc *); 89 int (*docmd)(struct kbd_softc *, int, int); 90 int (*setleds)(struct kbd_softc *, int, int); 91 }; 92 93 94 /* 95 * kbd console input channel interface. 96 * XXX - does not belong in this header; but for now, kbd is the only user... 97 */ 98 struct cons_channel { 99 /* XXX: only used by PROM console, probably belongs to kd.c */ 100 struct callout cc_callout; 101 102 /* 103 * Callbacks provided by underlying device (e.g. keyboard driver). 104 * Console driver will call these before console is opened/closed. 105 */ 106 void *cc_dev; /* underlying device private data */ 107 int (*cc_iopen)(struct cons_channel *); /* open underlying device */ 108 int (*cc_iclose)(struct cons_channel *); /* close underlying device */ 109 110 /* 111 * Callback provided by the console driver. Keyboard driver 112 * calls it to pass input character up as console input. 113 */ 114 void (*cc_upstream)(int); 115 }; 116 117 118 /* 119 * Allocate and link up console channel. 120 * Should be called by the lower layer during attachment. 121 */ 122 extern struct cons_channel *kbd_cc_alloc(struct kbd_softc *); 123 124 /* 125 * Feed sun make/break code as keyboard input to the upper layer. 126 * Should be called by the middle layer. 127 */ 128 extern void kbd_input(struct kbd_softc *, int); 129 130 /* 131 * Special hook to attach the keyboard driver to the console. 132 * XXX: this should be hidden in kbd_cc_alloc(). 133 */ 134 struct consdev; 135 extern void cons_attach_input(struct cons_channel *, struct consdev *); 136