ams.c revision 1.11.4.2
1 /* $NetBSD: ams.c,v 1.11.4.2 2002/06/23 17:37:53 jdolecek Exp $ */ 2 3 /* 4 * Copyright (C) 1998 Colin Wood 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 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Colin Wood. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/param.h> 34 #include <sys/device.h> 35 #include <sys/fcntl.h> 36 #include <sys/poll.h> 37 #include <sys/select.h> 38 #include <sys/proc.h> 39 #include <sys/signalvar.h> 40 #include <sys/systm.h> 41 42 #include <machine/autoconf.h> 43 44 #include <dev/wscons/wsconsio.h> 45 #include <dev/wscons/wsmousevar.h> 46 47 #include <macppc/dev/adbvar.h> 48 #include <macppc/dev/aedvar.h> 49 #include <macppc/dev/amsvar.h> 50 51 #include "aed.h" 52 53 /* 54 * Function declarations. 55 */ 56 static int amsmatch __P((struct device *, struct cfdata *, void *)); 57 static void amsattach __P((struct device *, struct device *, void *)); 58 static void ems_init __P((struct ams_softc *)); 59 static void ms_processevent __P((adb_event_t *event, struct ams_softc *)); 60 61 /* Driver definition. */ 62 struct cfattach ams_ca = { 63 sizeof(struct ams_softc), amsmatch, amsattach 64 }; 65 66 int ams_enable __P((void *)); 67 int ams_ioctl __P((void *, u_long, caddr_t, int, struct proc *)); 68 void ams_disable __P((void *)); 69 70 const struct wsmouse_accessops ams_accessops = { 71 ams_enable, 72 ams_ioctl, 73 ams_disable, 74 }; 75 76 static int 77 amsmatch(parent, cf, aux) 78 struct device *parent; 79 struct cfdata *cf; 80 void *aux; 81 { 82 struct adb_attach_args *aa_args = aux; 83 84 if (aa_args->origaddr == ADBADDR_MS) 85 return 1; 86 else 87 return 0; 88 } 89 90 static void 91 amsattach(parent, self, aux) 92 struct device *parent, *self; 93 void *aux; 94 { 95 ADBSetInfoBlock adbinfo; 96 struct ams_softc *sc = (struct ams_softc *)self; 97 struct adb_attach_args *aa_args = aux; 98 int error; 99 struct wsmousedev_attach_args a; 100 101 sc->origaddr = aa_args->origaddr; 102 sc->adbaddr = aa_args->adbaddr; 103 sc->handler_id = aa_args->handler_id; 104 105 sc->sc_class = MSCLASS_MOUSE; 106 sc->sc_buttons = 1; 107 sc->sc_res = 100; 108 sc->sc_devid[0] = 0; 109 sc->sc_devid[4] = 0; 110 111 adbinfo.siServiceRtPtr = (Ptr)ms_adbcomplete; 112 adbinfo.siDataAreaAddr = (caddr_t)sc; 113 114 ems_init(sc); 115 116 /* print out the type of mouse we have */ 117 switch (sc->handler_id) { 118 case ADBMS_100DPI: 119 printf("%d-button, %d dpi mouse\n", sc->sc_buttons, 120 (int)(sc->sc_res)); 121 break; 122 case ADBMS_200DPI: 123 sc->sc_res = 200; 124 printf("%d-button, %d dpi mouse\n", sc->sc_buttons, 125 (int)(sc->sc_res)); 126 break; 127 case ADBMS_MSA3: 128 printf("Mouse Systems A3 mouse, %d-button, %d dpi\n", 129 sc->sc_buttons, (int)(sc->sc_res)); 130 break; 131 case ADBMS_USPEED: 132 printf("MicroSpeed mouse, default parameters\n"); 133 break; 134 case ADBMS_UCONTOUR: 135 printf("Contour mouse, default parameters\n"); 136 break; 137 case ADBMS_TURBO: 138 printf("Kensington Turbo Mouse\n"); 139 break; 140 case ADBMS_EXTENDED: 141 if (sc->sc_devid[0] == '\0') { 142 printf("Logitech "); 143 switch (sc->sc_class) { 144 case MSCLASS_MOUSE: 145 printf("MouseMan (non-EMP) mouse"); 146 break; 147 case MSCLASS_TRACKBALL: 148 printf("TrackMan (non-EMP) trackball"); 149 break; 150 default: 151 printf("non-EMP relative positioning device"); 152 break; 153 } 154 printf("\n"); 155 } else { 156 printf("EMP "); 157 switch (sc->sc_class) { 158 case MSCLASS_TABLET: 159 printf("tablet"); 160 break; 161 case MSCLASS_MOUSE: 162 printf("mouse"); 163 break; 164 case MSCLASS_TRACKBALL: 165 printf("trackball"); 166 break; 167 case MSCLASS_TRACKPAD: 168 printf("trackpad"); 169 break; 170 default: 171 printf("unknown device"); 172 break; 173 } 174 printf(" <%s> %d-button, %d dpi\n", sc->sc_devid, 175 sc->sc_buttons, (int)(sc->sc_res)); 176 } 177 break; 178 default: 179 printf("relative positioning device (mouse?) (%d)\n", 180 sc->handler_id); 181 break; 182 } 183 error = SetADBInfo(&adbinfo, sc->adbaddr); 184 #ifdef ADB_DEBUG 185 if (adb_debug) 186 printf("ams: returned %d from SetADBInfo\n", error); 187 #endif 188 189 a.accessops = &ams_accessops; 190 a.accesscookie = sc; 191 sc->sc_wsmousedev = config_found(self, &a, wsmousedevprint); 192 } 193 194 195 /* 196 * Initialize extended mouse support -- probes devices as described 197 * in Inside Macintosh: Devices, Chapter 5 "ADB Manager". 198 * 199 * Extended Mouse Protocol is documented in TechNote HW1: 200 * "ADB - The Untold Story: Space Aliens Ate My Mouse" 201 * 202 * Supports: Extended Mouse Protocol, MicroSpeed Mouse Deluxe, 203 * Mouse Systems A^3 Mouse, Logitech non-EMP MouseMan 204 */ 205 void 206 ems_init(sc) 207 struct ams_softc *sc; 208 { 209 int adbaddr; 210 short cmd; 211 u_char buffer[9]; 212 213 adbaddr = sc->adbaddr; 214 if (sc->origaddr != ADBADDR_MS) 215 return; 216 if (sc->handler_id == ADBMS_USPEED || 217 sc->handler_id == ADBMS_UCONTOUR) { 218 /* Found MicroSpeed Mouse Deluxe Mac or Contour Mouse */ 219 cmd = ADBLISTEN(adbaddr, 1); 220 221 /* 222 * To setup the MicroSpeed or the Contour, it appears 223 * that we can send the following command to the mouse 224 * and then expect data back in the form: 225 * buffer[0] = 4 (bytes) 226 * buffer[1], buffer[2] as std. mouse 227 * buffer[3] = buffer[4] = 0xff when no buttons 228 * are down. When button N down, bit N is clear. 229 * buffer[4]'s locking mask enables a 230 * click to toggle the button down state--sort of 231 * like the "Easy Access" shift/control/etc. keys. 232 * buffer[3]'s alternative speed mask enables using 233 * different speed when the corr. button is down 234 */ 235 buffer[0] = 4; 236 buffer[1] = 0x00; /* Alternative speed */ 237 buffer[2] = 0x00; /* speed = maximum */ 238 buffer[3] = 0x10; /* enable extended protocol, 239 * lower bits = alt. speed mask 240 * = 0000b 241 */ 242 buffer[4] = 0x07; /* Locking mask = 0000b, 243 * enable buttons = 0111b 244 */ 245 adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd); 246 247 sc->sc_buttons = 3; 248 sc->sc_res = 200; 249 return; 250 } 251 if (sc->handler_id == ADBMS_TURBO) { 252 /* Found Kensington Turbo Mouse */ 253 static u_char data1[] = 254 { 8, 0xe7, 0x8c, 0, 0, 0, 0xff, 0xff, 0x94 }; 255 static u_char data2[] = 256 { 8, 0xa5, 0x14, 0, 0, 0x69, 0xff, 0xff, 0x27 }; 257 258 buffer[0] = 0; 259 adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, ADBFLUSH(adbaddr)); 260 261 adb_op_sync((Ptr)data1, (Ptr)0, (Ptr)0, ADBLISTEN(adbaddr, 2)); 262 263 buffer[0] = 0; 264 adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, ADBFLUSH(adbaddr)); 265 266 adb_op_sync((Ptr)data2, (Ptr)0, (Ptr)0, ADBLISTEN(adbaddr, 2)); 267 return; 268 } 269 if ((sc->handler_id == ADBMS_100DPI) || 270 (sc->handler_id == ADBMS_200DPI)) { 271 /* found a mouse */ 272 cmd = ADBTALK(adbaddr, 3); 273 if (adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd)) { 274 #ifdef ADB_DEBUG 275 if (adb_debug) 276 printf("adb: ems_init timed out\n"); 277 #endif 278 return; 279 } 280 281 /* Attempt to initialize Extended Mouse Protocol */ 282 buffer[2] = 4; /* make handler ID 4 */ 283 cmd = ADBLISTEN(adbaddr, 3); 284 if (adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd)) { 285 #ifdef ADB_DEBUG 286 if (adb_debug) 287 printf("adb: ems_init timed out\n"); 288 #endif 289 return; 290 } 291 292 /* 293 * Check to see if successful, if not 294 * try to initialize it as other types 295 */ 296 cmd = ADBTALK(adbaddr, 3); 297 if (adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd) == 0 && 298 buffer[2] == ADBMS_EXTENDED) { 299 sc->handler_id = ADBMS_EXTENDED; 300 cmd = ADBTALK(adbaddr, 1); 301 if (adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd)) { 302 #ifdef ADB_DEBUG 303 if (adb_debug) 304 printf("adb: ems_init timed out\n"); 305 #endif 306 } else if (buffer[0] == 8) { 307 /* we have a true EMP device */ 308 sc->sc_class = buffer[7]; 309 sc->sc_buttons = buffer[8]; 310 sc->sc_res = (int)*(short *)&buffer[5]; 311 memcpy(sc->sc_devid, &(buffer[1]), 4); 312 } else if (buffer[1] == 0x9a && 313 ((buffer[2] == 0x20) || (buffer[2] == 0x21))) { 314 /* 315 * Set up non-EMP Mouseman/Trackman to put 316 * button bits in 3rd byte instead of sending 317 * via pseudo keyboard device. 318 */ 319 cmd = ADBLISTEN(adbaddr, 1); 320 buffer[0]=2; 321 buffer[1]=0x00; 322 buffer[2]=0x81; 323 adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd); 324 325 cmd = ADBLISTEN(adbaddr, 1); 326 buffer[0]=2; 327 buffer[1]=0x01; 328 buffer[2]=0x81; 329 adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd); 330 331 cmd = ADBLISTEN(adbaddr, 1); 332 buffer[0]=2; 333 buffer[1]=0x02; 334 buffer[2]=0x81; 335 adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd); 336 337 cmd = ADBLISTEN(adbaddr, 1); 338 buffer[0]=2; 339 buffer[1]=0x03; 340 buffer[2]=0x38; 341 adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd); 342 343 sc->sc_buttons = 3; 344 sc->sc_res = 400; 345 if (buffer[2] == 0x21) 346 sc->sc_class = MSCLASS_TRACKBALL; 347 else 348 sc->sc_class = MSCLASS_MOUSE; 349 } else 350 /* unknown device? */; 351 } else { 352 /* Attempt to initialize as an A3 mouse */ 353 buffer[2] = 0x03; /* make handler ID 3 */ 354 cmd = ADBLISTEN(adbaddr, 3); 355 if (adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd)) { 356 #ifdef ADB_DEBUG 357 if (adb_debug) 358 printf("adb: ems_init timed out\n"); 359 #endif 360 return; 361 } 362 363 /* 364 * Check to see if successful, if not 365 * try to initialize it as other types 366 */ 367 cmd = ADBTALK(adbaddr, 3); 368 if (adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd) == 0 369 && buffer[2] == ADBMS_MSA3) { 370 sc->handler_id = ADBMS_MSA3; 371 /* Initialize as above */ 372 cmd = ADBLISTEN(adbaddr, 2); 373 /* listen 2 */ 374 buffer[0] = 3; 375 buffer[1] = 0x00; 376 /* Irrelevant, buffer has 0x77 */ 377 buffer[2] = 0x07; 378 /* 379 * enable 3 button mode = 0111b, 380 * speed = normal 381 */ 382 adb_op_sync((Ptr)buffer, (Ptr)0, (Ptr)0, cmd); 383 sc->sc_buttons = 3; 384 sc->sc_res = 300; 385 } else { 386 /* No special support for this mouse */ 387 } 388 } 389 } 390 } 391 392 /* 393 * Handle putting the mouse data received from the ADB into 394 * an ADB event record. 395 */ 396 void 397 ms_adbcomplete(buffer, data_area, adb_command) 398 caddr_t buffer; 399 caddr_t data_area; 400 int adb_command; 401 { 402 adb_event_t event; 403 struct ams_softc *sc; 404 int adbaddr; 405 #ifdef ADB_DEBUG 406 int i; 407 408 if (adb_debug) 409 printf("adb: transaction completion\n"); 410 #endif 411 412 adbaddr = ADB_CMDADDR(adb_command); 413 sc = (struct ams_softc *)data_area; 414 415 if ((sc->handler_id == ADBMS_EXTENDED) && (sc->sc_devid[0] == 0)) { 416 /* massage the data to look like EMP data */ 417 if ((buffer[3] & 0x04) == 0x04) 418 buffer[1] &= 0x7f; 419 else 420 buffer[1] |= 0x80; 421 if ((buffer[3] & 0x02) == 0x02) 422 buffer[2] &= 0x7f; 423 else 424 buffer[2] |= 0x80; 425 if ((buffer[3] & 0x01) == 0x01) 426 buffer[3] = 0x00; 427 else 428 buffer[3] = 0x80; 429 } 430 431 event.addr = adbaddr; 432 event.hand_id = sc->handler_id; 433 event.def_addr = sc->origaddr; 434 event.byte_count = buffer[0]; 435 memcpy(event.bytes, buffer + 1, event.byte_count); 436 437 #ifdef ADB_DEBUG 438 if (adb_debug) { 439 printf("ams: from %d at %d (org %d) %d:", event.addr, 440 event.hand_id, event.def_addr, buffer[0]); 441 for (i = 1; i <= buffer[0]; i++) 442 printf(" %x", buffer[i]); 443 printf("\n"); 444 } 445 #endif 446 447 microtime(&event.timestamp); 448 449 ms_processevent(&event, sc); 450 } 451 452 /* 453 * Given a mouse ADB event, record the button settings, calculate the 454 * x- and y-axis motion, and handoff the event to the appropriate subsystem. 455 */ 456 static void 457 ms_processevent(event, sc) 458 adb_event_t *event; 459 struct ams_softc *sc; 460 { 461 adb_event_t new_event; 462 int i, button_bit, max_byte, mask, buttons; 463 464 new_event = *event; 465 buttons = 0; 466 467 /* 468 * This should handle both plain ol' Apple mice and mice 469 * that claim to support the Extended Apple Mouse Protocol. 470 */ 471 max_byte = event->byte_count; 472 button_bit = 1; 473 switch (event->hand_id) { 474 case ADBMS_USPEED: 475 case ADBMS_UCONTOUR: 476 /* MicroSpeed mouse and Contour mouse */ 477 if (max_byte == 4) 478 buttons = (~event->bytes[2]) & 0xff; 479 else 480 buttons = (event->bytes[0] & 0x80) ? 0 : 1; 481 break; 482 case ADBMS_MSA3: 483 /* Mouse Systems A3 mouse */ 484 if (max_byte == 3) 485 buttons = (~event->bytes[2]) & 0x07; 486 else 487 buttons = (event->bytes[0] & 0x80) ? 0 : 1; 488 break; 489 default: 490 /* Classic Mouse Protocol (up to 2 buttons) */ 491 for (i = 0; i < 2; i++, button_bit <<= 1) 492 /* 0 when button down */ 493 if (!(event->bytes[i] & 0x80)) 494 buttons |= button_bit; 495 else 496 buttons &= ~button_bit; 497 /* Extended Protocol (up to 6 more buttons) */ 498 for (mask = 0x80; i < max_byte; 499 i += (mask == 0x80), button_bit <<= 1) { 500 /* 0 when button down */ 501 if (!(event->bytes[i] & mask)) 502 buttons |= button_bit; 503 else 504 buttons &= ~button_bit; 505 mask = ((mask >> 4) & 0xf) 506 | ((mask & 0xf) << 4); 507 } 508 break; 509 } 510 new_event.u.m.buttons = sc->sc_mb | buttons; 511 new_event.u.m.dx = ((signed int) (event->bytes[1] & 0x3f)) - 512 ((event->bytes[1] & 0x40) ? 64 : 0); 513 new_event.u.m.dy = ((signed int) (event->bytes[0] & 0x3f)) - 514 ((event->bytes[0] & 0x40) ? 64 : 0); 515 516 if (sc->sc_wsmousedev) 517 wsmouse_input(sc->sc_wsmousedev, new_event.u.m.buttons, 518 new_event.u.m.dx, -new_event.u.m.dy, 0, 519 WSMOUSE_INPUT_DELTA); 520 #if NAED > 0 521 aed_input(&new_event); 522 #endif 523 } 524 525 int 526 ams_enable(v) 527 void *v; 528 { 529 return 0; 530 } 531 532 int 533 ams_ioctl(v, cmd, data, flag, p) 534 void *v; 535 u_long cmd; 536 caddr_t data; 537 int flag; 538 struct proc *p; 539 { 540 return EPASSTHROUGH; 541 } 542 543 void 544 ams_disable(v) 545 void *v; 546 { 547 } 548
Indexes created Thu Oct 16 14:10:15 GMT 2025