Annotation of sys/dev/sun/sunkbd.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: sunkbd.c,v 1.21 2005/11/11 16:44:51 miod Exp $ */
! 2:
! 3: /*
! 4: * Copyright (c) 2002 Jason L. Wright (jason@thought.net)
! 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
! 18: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
! 19: * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
! 20: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
! 21: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
! 22: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 23: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
! 24: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
! 25: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 26: * POSSIBILITY OF SUCH DAMAGE.
! 27: *
! 28: * Effort sponsored in part by the Defense Advanced Research Projects
! 29: * Agency (DARPA) and Air Force Research Laboratory, Air Force
! 30: * Materiel Command, USAF, under agreement number F30602-01-2-0537.
! 31: *
! 32: */
! 33:
! 34: #include <sys/param.h>
! 35: #include <sys/systm.h>
! 36: #include <sys/device.h>
! 37: #include <sys/kernel.h>
! 38: #include <sys/timeout.h>
! 39:
! 40: #include <dev/wscons/wsconsio.h>
! 41: #include <dev/wscons/wskbdvar.h>
! 42:
! 43: #include <dev/sun/sunkbdreg.h>
! 44: #include <dev/sun/sunkbdvar.h>
! 45:
! 46: #ifdef __sparc64__
! 47: #define NTCTRL 0
! 48: #else
! 49: #include "tctrl.h"
! 50: #endif
! 51:
! 52: #if NTCTRL > 0
! 53: #include <sparc/dev/tctrlvar.h> /* XXX for tadpole_bell() */
! 54: #endif
! 55:
! 56: void sunkbd_bell(struct sunkbd_softc *, u_int, u_int, u_int);
! 57: int sunkbd_enable(void *, int);
! 58: int sunkbd_getleds(struct sunkbd_softc *);
! 59: int sunkbd_ioctl(void *, u_long, caddr_t, int, struct proc *);
! 60: void sunkbd_setleds(void *, int);
! 61:
! 62: struct wskbd_accessops sunkbd_accessops = {
! 63: sunkbd_enable,
! 64: sunkbd_setleds,
! 65: sunkbd_ioctl
! 66: };
! 67:
! 68: void
! 69: sunkbd_bell(struct sunkbd_softc *sc, u_int period, u_int pitch, u_int volume)
! 70: {
! 71: int ticks, s;
! 72: u_int8_t c = SKBD_CMD_BELLON;
! 73:
! 74: #if NTCTRL > 0
! 75: if (tadpole_bell(period / 10, pitch, volume) != 0)
! 76: return;
! 77: #endif
! 78:
! 79: s = spltty();
! 80: if (sc->sc_bellactive) {
! 81: if (sc->sc_belltimeout == 0)
! 82: timeout_del(&sc->sc_bellto);
! 83: }
! 84: if (pitch == 0 || period == 0) {
! 85: sunkbd_bellstop(sc);
! 86: splx(s);
! 87: return;
! 88: }
! 89: if (sc->sc_bellactive == 0) {
! 90: ticks = (period * hz) / 1000;
! 91: if (ticks <= 0)
! 92: ticks = 1;
! 93:
! 94: sc->sc_bellactive = 1;
! 95: sc->sc_belltimeout = 1;
! 96: (*sc->sc_sendcmd)(sc, &c, 1);
! 97: timeout_add(&sc->sc_bellto, ticks);
! 98: }
! 99: splx(s);
! 100: }
! 101:
! 102: void
! 103: sunkbd_bellstop(void *v)
! 104: {
! 105: struct sunkbd_softc *sc = v;
! 106: int s;
! 107: u_int8_t c;
! 108:
! 109: s = spltty();
! 110: sc->sc_belltimeout = 0;
! 111: c = SKBD_CMD_BELLOFF;
! 112: (*sc->sc_sendcmd)(v, &c, 1);
! 113: sc->sc_bellactive = 0;
! 114: splx(s);
! 115: }
! 116:
! 117: void
! 118: sunkbd_decode(u_int8_t c, u_int *type, int *value)
! 119: {
! 120: switch (c) {
! 121: case SKBD_RSP_IDLE:
! 122: *type = WSCONS_EVENT_ALL_KEYS_UP;
! 123: *value = 0;
! 124: break;
! 125: default:
! 126: *type = (c & 0x80) ?
! 127: WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN;
! 128: *value = c & 0x7f;
! 129: break;
! 130: }
! 131: }
! 132:
! 133: int
! 134: sunkbd_enable(void *v, int on)
! 135: {
! 136: return (0);
! 137: }
! 138:
! 139: int
! 140: sunkbd_getleds(struct sunkbd_softc *sc)
! 141: {
! 142: return (sc->sc_leds);
! 143: }
! 144:
! 145: int
! 146: sunkbd_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p)
! 147: {
! 148: struct sunkbd_softc *sc = v;
! 149: int *d_int = (int *)data;
! 150: struct wskbd_bell_data *d_bell = (struct wskbd_bell_data *)data;
! 151:
! 152: switch (cmd) {
! 153: case WSKBDIO_GTYPE:
! 154: if (ISTYPE5(sc->sc_layout)) {
! 155: *d_int = WSKBD_TYPE_SUN5;
! 156: } else {
! 157: *d_int = WSKBD_TYPE_SUN;
! 158: }
! 159: return (0);
! 160: case WSKBDIO_SETLEDS:
! 161: sunkbd_setleds(sc, *d_int);
! 162: return (0);
! 163: case WSKBDIO_GETLEDS:
! 164: *d_int = sunkbd_getleds(sc);
! 165: return (0);
! 166: case WSKBDIO_COMPLEXBELL:
! 167: sunkbd_bell(sc, d_bell->period, d_bell->pitch, d_bell->volume);
! 168: return (0);
! 169: }
! 170:
! 171: return (-1);
! 172: }
! 173:
! 174: void
! 175: sunkbd_raw(struct sunkbd_softc *sc, u_int8_t c)
! 176: {
! 177: int claimed = 0;
! 178:
! 179: if (sc->sc_kbdstate == SKBD_STATE_LAYOUT) {
! 180: sc->sc_kbdstate = SKBD_STATE_GETKEY;
! 181: sc->sc_layout = c;
! 182: return;
! 183: }
! 184:
! 185: switch (c) {
! 186: case SKBD_RSP_RESET:
! 187: sc->sc_kbdstate = SKBD_STATE_RESET;
! 188: claimed = 1;
! 189: break;
! 190: case SKBD_RSP_LAYOUT:
! 191: sc->sc_kbdstate = SKBD_STATE_LAYOUT;
! 192: claimed = 1;
! 193: break;
! 194: case SKBD_RSP_IDLE:
! 195: sc->sc_kbdstate = SKBD_STATE_GETKEY;
! 196: claimed = 1;
! 197: }
! 198:
! 199: if (claimed)
! 200: return;
! 201:
! 202: switch (sc->sc_kbdstate) {
! 203: case SKBD_STATE_RESET:
! 204: sc->sc_kbdstate = SKBD_STATE_GETKEY;
! 205: if (c < KB_SUN2 || c > KB_SUN4)
! 206: printf("%s: reset: invalid keyboard type 0x%02x\n",
! 207: sc->sc_dev.dv_xname, c);
! 208: else
! 209: sc->sc_id = c;
! 210: break;
! 211: case SKBD_STATE_GETKEY:
! 212: break;
! 213: }
! 214: }
! 215:
! 216: int
! 217: sunkbd_setclick(struct sunkbd_softc *sc, int click)
! 218: {
! 219: u_int8_t c;
! 220:
! 221: /* Type 2 keyboards do not support keyclick */
! 222: if (sc->sc_id == KB_SUN2)
! 223: return (ENXIO);
! 224:
! 225: c = click ? SKBD_CMD_CLICKON : SKBD_CMD_CLICKOFF;
! 226: (*sc->sc_sendcmd)(sc, &c, 1);
! 227: return (0);
! 228: }
! 229:
! 230: void
! 231: sunkbd_setleds(void *v, int wled)
! 232: {
! 233: struct sunkbd_softc *sc = v;
! 234: u_int8_t sled = 0;
! 235: u_int8_t cmd[2];
! 236:
! 237: sc->sc_leds = wled;
! 238:
! 239: if (wled & WSKBD_LED_CAPS)
! 240: sled |= SKBD_LED_CAPSLOCK;
! 241: if (wled & WSKBD_LED_NUM)
! 242: sled |= SKBD_LED_NUMLOCK;
! 243: if (wled & WSKBD_LED_SCROLL)
! 244: sled |= SKBD_LED_SCROLLLOCK;
! 245: if (wled & WSKBD_LED_COMPOSE)
! 246: sled |= SKBD_LED_COMPOSE;
! 247:
! 248: cmd[0] = SKBD_CMD_SETLED;
! 249: cmd[1] = sled;
! 250: (*sc->sc_sendcmd)(sc, cmd, sizeof(cmd));
! 251: }
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