1 /* $NetBSD: lk201_ws.c,v 1.7 2005/12/11 12:21:20 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1998 5 * Matthias Drochner. 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 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: lk201_ws.c,v 1.7 2005/12/11 12:21:20 christos Exp $"); 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 35 #include <dev/wscons/wsconsio.h> 36 37 #include <dev/dec/lk201reg.h> 38 #include <dev/dec/lk201var.h> 39 #include <dev/dec/wskbdmap_lk201.h> /* for {MIN,MAX}_LK201_KEY */ 40 41 #define send(lks, c) ((*((lks)->attmt.sendchar))((lks)->attmt.cookie, c)) 42 43 int 44 lk201_init(lks) 45 struct lk201_state *lks; 46 { 47 int i; 48 49 send(lks, LK_LED_ENABLE); 50 send(lks, LK_LED_ALL); 51 52 /* 53 * set all keys to updown mode; autorepeat is 54 * done by wskbd software 55 */ 56 for (i = 1; i <= 14; i++) 57 send(lks, LK_CMD_MODE(LK_UPDOWN, i)); 58 59 send(lks, LK_CL_ENABLE); 60 send(lks, LK_PARAM_VOLUME(3)); 61 lks->kcvol = (8 - 3) * 100 / 8; 62 63 lks->bellvol = -1; /* not yet set */ 64 65 for (i = 0; i < LK_KLL; i++) 66 lks->down_keys_list[i] = -1; 67 send(lks, LK_KBD_ENABLE); 68 69 send(lks, LK_LED_DISABLE); 70 send(lks, LK_LED_ALL); 71 lks->leds_state = 0; 72 73 return (0); 74 } 75 76 int 77 lk201_decode(lks, datain, type, dataout) 78 struct lk201_state *lks; 79 int datain; 80 u_int *type; 81 int *dataout; 82 { 83 int i, freeslot; 84 85 switch (datain) { 86 case LK_KEY_UP: 87 for (i = 0; i < LK_KLL; i++) 88 lks->down_keys_list[i] = -1; 89 *type = WSCONS_EVENT_ALL_KEYS_UP; 90 return (1); 91 case LK_POWER_UP: 92 printf("lk201_decode: powerup detected\n"); 93 lk201_init(lks); 94 return (0); 95 case LK_KDOWN_ERROR: 96 case LK_POWER_ERROR: 97 case LK_OUTPUT_ERROR: 98 case LK_INPUT_ERROR: 99 printf("lk201_decode: error %x\n", datain); 100 /* FALLTHRU */ 101 case LK_KEY_REPEAT: /* autorepeat handled by wskbd */ 102 case LK_MODE_CHANGE: /* ignore silently */ 103 return (0); 104 } 105 106 if (datain < MIN_LK201_KEY || datain > MAX_LK201_KEY) { 107 printf("lk201_decode: %x\n", datain); 108 return (0); 109 } 110 111 *dataout = datain - MIN_LK201_KEY; 112 113 freeslot = -1; 114 for (i = 0; i < LK_KLL; i++) { 115 if (lks->down_keys_list[i] == datain) { 116 *type = WSCONS_EVENT_KEY_UP; 117 lks->down_keys_list[i] = -1; 118 return (1); 119 } 120 if (lks->down_keys_list[i] == -1 && freeslot == -1) 121 freeslot = i; 122 } 123 124 if (freeslot == -1) { 125 printf("lk201_decode: down(%d) no free slot\n", datain); 126 return (0); 127 } 128 129 *type = WSCONS_EVENT_KEY_DOWN; 130 lks->down_keys_list[freeslot] = datain; 131 return (1); 132 } 133 134 void 135 lk201_bell(lks, bell) 136 struct lk201_state *lks; 137 struct wskbd_bell_data *bell; 138 { 139 unsigned int vol; 140 141 if (bell->which & WSKBD_BELL_DOVOLUME) { 142 vol = 8 - bell->volume * 8 / 100; 143 if (vol > 7) 144 vol = 7; 145 } else 146 vol = 3; 147 148 if (vol != lks->bellvol) { 149 send(lks, LK_BELL_ENABLE); 150 send(lks, LK_PARAM_VOLUME(vol)); 151 lks->bellvol = vol; 152 } 153 send(lks, LK_RING_BELL); 154 } 155 156 void 157 lk201_set_leds(lks, leds) 158 struct lk201_state *lks; 159 int leds; 160 { 161 int newleds; 162 163 newleds = 0; 164 if (leds & WSKBD_LED_SCROLL) 165 newleds |= LK_LED_WAIT; 166 if (leds & WSKBD_LED_CAPS) 167 newleds |= LK_LED_LOCK; 168 169 send(lks, LK_LED_DISABLE); 170 send(lks, (0x80 | (~newleds & 0x0f))); 171 172 send(lks, LK_LED_ENABLE); 173 send(lks, (0x80 | (newleds & 0x0f))); 174 175 lks->leds_state = leds; 176 } 177 178 void 179 lk201_set_keyclick(lks, vol) 180 struct lk201_state *lks; 181 int vol; 182 { 183 unsigned int newvol; 184 185 if (vol == 0) 186 send(lks, LK_CL_DISABLE); 187 else { 188 newvol = 8 - vol * 8 / 100; 189 if (newvol > 7) 190 newvol = 7; 191 192 send(lks, LK_CL_ENABLE); 193 send(lks, LK_PARAM_VOLUME(newvol)); 194 } 195 196 lks->kcvol = vol; 197 } 198