1 /* $NetBSD: kb_ap.c,v 1.2 2002/03/17 19:40:45 atatat Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 Tsubai Masanari. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/param.h> 30 #include <sys/systm.h> 31 #include <sys/device.h> 32 33 #include <dev/wscons/wsconsio.h> 34 #include <dev/wscons/wskbdvar.h> 35 #include <dev/wscons/wsksymdef.h> 36 37 #include <machine/adrsmap.h> 38 #include <newsmips/apbus/apbusvar.h> 39 40 struct kbreg { 41 u_int kb_rx_data; 42 u_int kb_rx_stat; 43 u_int kb_rx_intr_en; 44 u_int kb_rx_reset; 45 u_int kb_rx_speed; 46 47 u_int ms_rx_data; 48 u_int ms_rx_stat; 49 u_int ms_rx_intr_en; 50 u_int ms_rx_reset; 51 u_int ms_rx_speed; 52 53 u_int kb_buzzf; 54 u_int kb_buzz; 55 56 u_int kb_tx_data; 57 u_int kb_tx_stat; 58 u_int kb_tx_intr_en; 59 u_int kb_tx_reset; 60 u_int kb_tx_speed; 61 }; 62 63 struct kb_ap_softc { 64 struct device sc_dev; 65 volatile struct kbreg *sc_reg; 66 struct device *sc_wskbddev; 67 }; 68 69 int kb_ap_match(struct device *, struct cfdata *, void *); 70 void kb_ap_attach(struct device *, struct device *, void *); 71 int kb_ap_intr(void *); 72 73 void kb_ap_cnattach(void); 74 void kb_ap_cngetc(void *, u_int *, int *); 75 void kb_ap_cnpollc(void *, int); 76 77 int kb_ap_enable(void *, int); 78 void kb_ap_setleds(void *, int); 79 int kb_ap_ioctl(void *, u_long, caddr_t, int, struct proc *); 80 81 extern struct wscons_keydesc newskb_keydesctab[]; 82 83 struct cfattach kb_ap_ca = { 84 sizeof(struct kb_ap_softc), kb_ap_match, kb_ap_attach 85 }; 86 87 struct wskbd_accessops kb_ap_accessops = { 88 kb_ap_enable, 89 kb_ap_setleds, 90 kb_ap_ioctl, 91 }; 92 93 struct wskbd_consops kb_ap_consops = { 94 kb_ap_cngetc, 95 kb_ap_cnpollc, 96 }; 97 98 struct wskbd_mapdata kb_ap_keymapdata = { 99 newskb_keydesctab, 100 KB_JP, 101 }; 102 103 int 104 kb_ap_match(parent, cf, aux) 105 struct device *parent; 106 struct cfdata *cf; 107 void *aux; 108 { 109 struct apbus_attach_args *apa = aux; 110 111 if (strcmp(apa->apa_name, "kb") == 0) 112 return 1; 113 114 return 0; 115 } 116 117 void 118 kb_ap_attach(parent, self, aux) 119 struct device *parent, *self; 120 void *aux; 121 { 122 struct kb_ap_softc *sc = (void *)self; 123 struct apbus_attach_args *apa = aux; 124 volatile struct kbreg *reg = (void *)apa->apa_hwbase; 125 volatile int *dipsw = (void *)NEWS5000_DIP_SWITCH; 126 struct wskbddev_attach_args waa; 127 int cons = 0; 128 129 printf(" slot%d addr 0x%lx", apa->apa_slotno, apa->apa_hwbase); 130 131 sc->sc_reg = reg; 132 133 if (*dipsw & 7) { 134 printf(" (console)"); 135 cons = 1; 136 } 137 printf("\n"); 138 139 reg->kb_rx_reset = 0x03; 140 reg->kb_tx_reset = 0x03; 141 142 reg->kb_rx_speed = 0x04; 143 reg->kb_tx_speed = 0x04; 144 145 reg->kb_rx_intr_en = 1; 146 reg->kb_tx_intr_en = 0; 147 148 apbus_intr_establish(1, NEWS5000_INT1_KBD, 0, kb_ap_intr, sc, 149 "", apa->apa_ctlnum); 150 151 waa.console = cons; 152 waa.keymap = &kb_ap_keymapdata; 153 waa.accessops = &kb_ap_accessops; 154 waa.accesscookie = sc; 155 156 sc->sc_wskbddev = config_found(self, &waa, wskbddevprint); 157 } 158 159 int 160 kb_ap_intr(v) 161 void *v; 162 { 163 struct kb_ap_softc *sc = v; 164 volatile struct kbreg *reg = sc->sc_reg; 165 int key, val, type, release; 166 int rv = 0; 167 168 while (reg->kb_rx_stat & RX_KBRDY) { 169 key = reg->kb_rx_data; 170 val = key & 0x7f; 171 release = key & 0x80; 172 type = release ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN; 173 174 if (sc->sc_wskbddev) 175 wskbd_input(sc->sc_wskbddev, type, val); 176 177 rv = 1; 178 } 179 180 return rv; 181 } 182 183 void 184 kb_ap_cnattach() 185 { 186 wskbd_cnattach(&kb_ap_consops, (void *)0xbf900000, &kb_ap_keymapdata); 187 } 188 189 void 190 kb_ap_cngetc(v, type, data) 191 void *v; 192 u_int *type; 193 int *data; 194 { 195 volatile struct kbreg *reg = v; 196 int key, release, ointr; 197 198 /* Disable keyboard interrupt. */ 199 ointr = reg->kb_rx_intr_en; 200 reg->kb_rx_intr_en = 0; 201 202 /* Wait for key data. */ 203 while ((reg->kb_rx_stat & RX_KBRDY) == 0); 204 205 key = reg->kb_rx_data; 206 release = key & 0x80; 207 *data = key & 0x7f; 208 *type = release ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN; 209 210 reg->kb_rx_intr_en = ointr; 211 } 212 213 void 214 kb_ap_cnpollc(v, on) 215 void *v; 216 int on; 217 { 218 } 219 220 int 221 kb_ap_enable(v, on) 222 void *v; 223 int on; 224 { 225 return 0; 226 } 227 228 void 229 kb_ap_setleds(v, on) 230 void *v; 231 int on; 232 { 233 } 234 235 int 236 kb_ap_ioctl(v, cmd, data, flag, p) 237 void *v; 238 u_long cmd; 239 caddr_t data; 240 int flag; 241 struct proc *p; 242 { 243 switch (cmd) { 244 case WSKBDIO_GTYPE: 245 *(int *)data = 0; /* XXX */ 246 return 0; 247 case WSKBDIO_SETLEDS: 248 return 0; 249 case WSKBDIO_GETLEDS: 250 *(int *)data = 0; 251 return 0; 252 } 253 254 return EPASSTHROUGH; 255 } 256