1 /* $NetBSD: ucbtp.c,v 1.14 2004/08/14 15:38:25 uch Exp $ */ 2 3 /*- 4 * Copyright (c) 2000, 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * Device driver for PHILIPS UCB1200 Advanced modem/audio analog front-end 41 * Touch panel part. 42 */ 43 44 #include <sys/cdefs.h> 45 __KERNEL_RCSID(0, "$NetBSD: ucbtp.c,v 1.14 2004/08/14 15:38:25 uch Exp $"); 46 47 #include "opt_use_poll.h" 48 49 #include <sys/param.h> 50 #include <sys/systm.h> 51 #include <sys/device.h> 52 53 #include <machine/bus.h> 54 #include <machine/intr.h> 55 #include <machine/bootinfo.h> /* bootinfo */ 56 57 #include <dev/wscons/wsconsio.h> 58 #include <dev/wscons/wsmousevar.h> 59 60 #include <dev/hpc/hpctpanelvar.h> 61 62 #include <hpcmips/tx/tx39var.h> 63 #include <hpcmips/tx/tx39sibvar.h> 64 #include <hpcmips/tx/tx39sibreg.h> 65 #include <hpcmips/tx/tx39icureg.h> 66 67 #include <hpcmips/dev/ucb1200var.h> 68 #include <hpcmips/dev/ucb1200reg.h> 69 70 #include <hpcmips/tx/txsnd.h> 71 #include <dev/hpc/video_subr.h> /* debug */ 72 73 #ifdef UCBTPDEBUG 74 int ucbtp_debug = 0; 75 #define DPRINTF(arg) if (ucbtp_debug) printf arg; 76 #define DPRINTFN(n, arg) if (ucbtp_debug > (n)) printf arg; 77 #else 78 #define DPRINTF(arg) 79 #define DPRINTFN(n, arg) 80 #endif 81 82 enum ucbts_stat { 83 UCBTS_STAT_DISABLE, 84 UCBTS_STAT_RELEASE, 85 UCBTS_STAT_TOUCH, 86 UCBTS_STAT_DRAG, 87 }; 88 89 #define UCBTS_POSX 1 90 #define UCBTS_POSY 2 91 #define UCBTS_PRESS 3 92 93 #define UCBTS_PRESS_THRESHOLD 80 94 #define UCBTS_TAP_THRESHOLD 5 95 96 enum ucbadc_state { 97 /* 0 */ UCBADC_IDLE, 98 /* 1 */ UCBADC_ADC_INIT, 99 /* 2 */ UCBADC_ADC_FINI, 100 /* 3 */ UCBADC_MEASUMENT_INIT, 101 /* 4 */ UCBADC_MEASUMENT_FINI, 102 /* 5 */ UCBADC_ADC_ENABLE, 103 /* 6 */ UCBADC_ADC_START0, 104 /* 7 */ UCBADC_ADC_START1, 105 /* 8 */ UCBADC_ADC_DATAREAD, 106 /* 9 */ UCBADC_ADC_DATAREAD_WAIT, 107 /*10 */ UCBADC_ADC_DISABLE, 108 /*11 */ UCBADC_ADC_INTRMODE, 109 /*12 */ UCBADC_ADC_INPUT, 110 /*13 */ UCBADC_INTR_ACK0, 111 /*14 */ UCBADC_INTR_ACK1, 112 /*15 */ UCBADC_INTR_ACK2, 113 /*16 */ UCBADC_REGREAD, 114 /*17 */ UCBADC_REGWRITE 115 }; 116 117 struct ucbtp_softc { 118 struct device sc_dev; 119 struct device *sc_sib; /* parent (TX39 SIB module) */ 120 struct device *sc_ucb; /* parent (UCB1200 module) */ 121 tx_chipset_tag_t sc_tc; 122 123 enum ucbts_stat sc_stat; 124 int sc_polling; 125 int sc_polling_finish; 126 void *sc_pollh; 127 128 struct tpcalib_softc sc_tpcalib; 129 int sc_calibrated; 130 131 /* measurement value */ 132 int sc_x, sc_y, sc_p; 133 int sc_ox, sc_oy; 134 int sc_xy_reverse; /* some platform pin connect interchanged */ 135 136 /* 137 * touch panel state machine 138 */ 139 void *sm_ih; /* TX39 SIB subframe 0 interrupt handler */ 140 141 int sm_addr; /* UCB1200 register address */ 142 u_int32_t sm_reg; /* UCB1200 register data & TX39 SIB header */ 143 int sm_tmpreg; 144 #define UCBADC_RETRY_DEFAULT 200 145 int sm_retry; /* retry counter */ 146 147 enum ucbadc_state sm_state; 148 int sm_measurement; /* X, Y, Pressure */ 149 #define UCBADC_MEASUREMENT_X 0 150 #define UCBADC_MEASUREMENT_Y 1 151 #define UCBADC_MEASUREMENT_PRESSURE 2 152 int sm_returnstate; 153 154 int sm_read_state, sm_write_state; 155 int sm_writing; /* writing state flag */ 156 u_int32_t sm_write_val; /* temporary buffer */ 157 158 int sm_rw_retry; /* retry counter for r/w */ 159 160 /* wsmouse */ 161 struct device *sc_wsmousedev; 162 }; 163 164 int ucbtp_match(struct device *, struct cfdata *, void *); 165 void ucbtp_attach(struct device *, struct device *, void *); 166 167 int ucbtp_sibintr(void *); 168 int ucbtp_poll(void *); 169 int ucbtp_adc_async(void *); 170 int ucbtp_input(struct ucbtp_softc *); 171 int ucbtp_busy(void *); 172 173 int ucbtp_enable(void *); 174 int ucbtp_ioctl(void *, u_long, caddr_t, int, struct proc *); 175 void ucbtp_disable(void *); 176 177 CFATTACH_DECL(ucbtp, sizeof(struct ucbtp_softc), 178 ucbtp_match, ucbtp_attach, NULL, NULL); 179 180 const struct wsmouse_accessops ucbtp_accessops = { 181 ucbtp_enable, 182 ucbtp_ioctl, 183 ucbtp_disable, 184 }; 185 186 /* 187 * XXX currently no calibration method. this is temporary hack. 188 */ 189 #include <machine/platid.h> 190 191 struct wsmouse_calibcoords *calibration_sample_lookup(void); 192 int ucbtp_calibration(struct ucbtp_softc *); 193 194 struct calibration_sample_table { 195 platid_t cst_platform; 196 struct wsmouse_calibcoords cst_sample; 197 } calibration_sample_table[] = { 198 {{{PLATID_WILD, PLATID_MACH_COMPAQ_C_8XX}}, /* uch machine */ 199 { 0, 0, 639, 239, 5, 200 {{ 507, 510, 320, 120 }, 201 { 898, 757, 40, 40 }, 202 { 900, 255, 40, 200 }, 203 { 109, 249, 600, 200 }, 204 { 110, 753, 600, 40 }}}}, 205 206 {{{PLATID_WILD, PLATID_MACH_COMPAQ_C_2010}}, /* uch machine */ 207 { 0, 0, 639, 239, 5, 208 {{ 506, 487, 320, 120 }, 209 { 880, 250, 40, 40 }, 210 { 880, 718, 40, 200 }, 211 { 140, 726, 600, 200 }, 212 { 137, 250, 600, 40 }}}}, 213 214 {{{PLATID_WILD, PLATID_MACH_SHARP_MOBILON_HC4100}}, /* uch machine */ 215 { 0, 0, 639, 239, 5, 216 {{ 497, 501, 320, 120 }, 217 { 752, 893, 40, 40 }, 218 { 242, 891, 40, 200 }, 219 { 241, 115, 600, 200 }, 220 { 747, 101, 600, 40 }}}}, 221 222 {{{PLATID_WILD, PLATID_MACH_SHARP_TELIOS_HCVJ}}, /* uch machine */ 223 { 0, 0, 799, 479, 5, 224 {{ 850, 150, 1, 1 }, 225 { 850, 880, 1, 479 }, 226 { 850, 880, 1, 479 }, 227 { 85, 880, 799, 479 }, 228 { 85, 150, 799, 1 }}}}, 229 230 {{{PLATID_UNKNOWN, PLATID_UNKNOWN}}, 231 { 0, 0, 639, 239, 5, 232 {{0, 0, 0, 0}, 233 {0, 0, 0, 0}, 234 {0, 0, 0, 0}, 235 {0, 0, 0, 0}, 236 {0, 0, 0, 0}}}}, 237 }; 238 239 struct wsmouse_calibcoords * 240 calibration_sample_lookup() 241 { 242 struct calibration_sample_table *tab; 243 platid_mask_t mask; 244 245 for (tab = calibration_sample_table; 246 tab->cst_platform.dw.dw1 != PLATID_UNKNOWN; tab++) { 247 248 mask = PLATID_DEREF(&tab->cst_platform); 249 250 if (platid_match(&platid, &mask)) { 251 return (&tab->cst_sample); 252 } 253 } 254 255 return (0); 256 } 257 258 int 259 ucbtp_calibration(struct ucbtp_softc *sc) 260 { 261 struct wsmouse_calibcoords *cs; 262 263 if (sc->sc_tc->tc_videot) 264 video_calibration_pattern(sc->sc_tc->tc_videot); /* debug */ 265 266 tpcalib_init(&sc->sc_tpcalib); 267 268 if (!(cs = calibration_sample_lookup())) { 269 DPRINTF(("no calibration data")); 270 return (1); 271 } 272 273 sc->sc_calibrated = 274 tpcalib_ioctl(&sc->sc_tpcalib, WSMOUSEIO_SCALIBCOORDS, 275 (caddr_t)cs, 0, 0) == 0 ? 1 : 0; 276 277 if (!sc->sc_calibrated) 278 printf("not "); 279 printf("calibrated"); 280 281 return (0); 282 } 283 284 int 285 ucbtp_match(struct device *parent, struct cfdata *cf, void *aux) 286 { 287 288 return (1); 289 } 290 291 void 292 ucbtp_attach(struct device *parent, struct device *self, void *aux) 293 { 294 struct ucb1200_attach_args *ucba = aux; 295 struct ucbtp_softc *sc = (void*)self; 296 struct wsmousedev_attach_args wsmaa; 297 tx_chipset_tag_t tc; 298 299 tc = sc->sc_tc = ucba->ucba_tc; 300 sc->sc_sib = ucba->ucba_sib; 301 sc->sc_ucb = ucba->ucba_ucb; 302 303 printf(": "); 304 /* touch panel interrupt */ 305 tx_intr_establish(tc, MAKEINTR(1, TX39_INTRSTATUS1_SIBIRQPOSINT), 306 IST_EDGE, IPL_TTY, ucbtp_sibintr, sc); 307 308 /* attempt to calibrate touch panel */ 309 ucbtp_calibration(sc); 310 #ifdef TX392X /* hack for Telios HC-VJ1C */ 311 sc->sc_xy_reverse = 1; 312 #endif 313 314 printf("\n"); 315 316 wsmaa.accessops = &ucbtp_accessops; 317 wsmaa.accesscookie = sc; 318 319 ucb1200_state_install(parent, ucbtp_busy, self, UCB1200_TP_MODULE); 320 321 /* 322 * attach the wsmouse 323 */ 324 sc->sc_wsmousedev = config_found(self, &wsmaa, wsmousedevprint); 325 } 326 327 int 328 ucbtp_busy(void *arg) 329 { 330 struct ucbtp_softc *sc = arg; 331 332 return (sc->sm_state != UCBADC_IDLE); 333 } 334 335 int 336 ucbtp_poll(void *arg) 337 { 338 struct ucbtp_softc *sc = arg; 339 340 if (!ucb1200_state_idle(sc->sc_ucb)) /* subframe0 busy */ 341 return (POLL_CONT); 342 343 if (sc->sc_polling_finish) { 344 sc->sc_polling_finish = 0; 345 return (POLL_END); 346 } 347 348 /* execute A-D converter */ 349 sc->sm_state = UCBADC_ADC_INIT; 350 ucbtp_adc_async(sc); 351 352 return (POLL_CONT); 353 } 354 355 int 356 ucbtp_sibintr(void *arg) 357 { 358 struct ucbtp_softc *sc = arg; 359 360 sc->sc_stat = UCBTS_STAT_TOUCH; 361 362 /* click! */ 363 tx_sound_click(sc->sc_tc); 364 365 /* invoke touch panel polling */ 366 if (!sc->sc_polling) { 367 sc->sc_pollh = tx39_poll_establish(sc->sc_tc, 1, IST_EDGE, 368 ucbtp_poll, sc); 369 if (!sc->sc_pollh) { 370 printf("%s: can't poll\n", sc->sc_dev.dv_xname); 371 } 372 } 373 374 /* don't acknoledge interrupt until polling finish */ 375 376 return (0); 377 } 378 379 #define REGWRITE(addr, reg, ret) ( \ 380 sc->sm_addr = (addr), \ 381 sc->sm_reg = (reg), \ 382 sc->sm_returnstate = (ret), \ 383 sc->sm_state = UCBADC_REGWRITE) 384 #define REGREAD(addr, ret) ( \ 385 sc->sm_addr = (addr), \ 386 sc->sm_returnstate = (ret), \ 387 sc->sm_state = UCBADC_REGREAD) 388 389 int 390 ucbtp_adc_async(void *arg) 391 { 392 struct ucbtp_softc *sc = arg; 393 tx_chipset_tag_t tc = sc->sc_tc; 394 txreg_t reg; 395 u_int16_t reg16; 396 397 DPRINTFN(9, ("state: %d\n", sc->sm_state)); 398 399 switch (sc->sm_state) { 400 default: 401 panic("ucbtp_adc: invalid state %d", sc->sm_state); 402 /* NOTREACHED */ 403 break; 404 405 case UCBADC_IDLE: 406 /* nothing to do */ 407 break; 408 409 case UCBADC_ADC_INIT: 410 sc->sc_polling++; 411 sc->sc_stat = UCBTS_STAT_DRAG; 412 /* enable heart beat of this state machine */ 413 sc->sm_ih = tx_intr_establish( 414 tc, 415 MAKEINTR(1, TX39_INTRSTATUS1_SIBSF0INT), 416 IST_EDGE, IPL_TTY, ucbtp_adc_async, sc); 417 418 sc->sm_state = UCBADC_MEASUMENT_INIT; 419 break; 420 421 case UCBADC_ADC_FINI: 422 /* disable heart beat of this state machine */ 423 tx_intr_disestablish(tc, sc->sm_ih); 424 sc->sm_state = UCBADC_IDLE; 425 break; 426 427 case UCBADC_MEASUMENT_INIT: 428 switch (sc->sm_measurement) { 429 default: 430 panic("unknown measurement spec."); 431 /* NOTREACHED */ 432 break; 433 case UCBADC_MEASUREMENT_X: 434 REGWRITE(UCB1200_TSCTRL_REG, 435 UCB1200_TSCTRL_XPOSITION, 436 UCBADC_ADC_ENABLE); 437 break; 438 case UCBADC_MEASUREMENT_Y: 439 REGWRITE(UCB1200_TSCTRL_REG, 440 UCB1200_TSCTRL_YPOSITION, 441 UCBADC_ADC_ENABLE); 442 break; 443 case UCBADC_MEASUREMENT_PRESSURE: 444 REGWRITE(UCB1200_TSCTRL_REG, 445 UCB1200_TSCTRL_PRESSURE, 446 UCBADC_ADC_ENABLE); 447 break; 448 } 449 break; 450 451 case UCBADC_MEASUMENT_FINI: 452 switch (sc->sm_measurement) { 453 case UCBADC_MEASUREMENT_X: 454 sc->sm_measurement = UCBADC_MEASUREMENT_Y; 455 sc->sm_state = UCBADC_MEASUMENT_INIT; 456 break; 457 case UCBADC_MEASUREMENT_Y: 458 sc->sm_measurement = UCBADC_MEASUREMENT_PRESSURE; 459 sc->sm_state = UCBADC_MEASUMENT_INIT; 460 break; 461 case UCBADC_MEASUREMENT_PRESSURE: 462 sc->sm_measurement = UCBADC_MEASUREMENT_X; 463 /* measument complete. pass down to wsmouse_input */ 464 sc->sm_state = UCBADC_ADC_INPUT; 465 break; 466 } 467 break; 468 469 case UCBADC_ADC_ENABLE: 470 switch (sc->sm_measurement) { 471 case UCBADC_MEASUREMENT_PRESSURE: 472 /* FALLTHROUGH */ 473 case UCBADC_MEASUREMENT_X: 474 sc->sm_tmpreg = UCB1200_ADCCTRL_INPUT_SET( 475 UCB1200_ADCCTRL_ENABLE, 476 UCB1200_ADCCTRL_INPUT_TSPX); 477 REGWRITE(UCB1200_ADCCTRL_REG, sc->sm_tmpreg, 478 UCBADC_ADC_START0); 479 break; 480 case UCBADC_MEASUREMENT_Y: 481 sc->sm_tmpreg = UCB1200_ADCCTRL_INPUT_SET( 482 UCB1200_ADCCTRL_ENABLE, 483 UCB1200_ADCCTRL_INPUT_TSPY); 484 REGWRITE(UCB1200_ADCCTRL_REG, sc->sm_tmpreg, 485 UCBADC_ADC_START0); 486 break; 487 } 488 break; 489 490 case UCBADC_ADC_START0: 491 REGWRITE(UCB1200_ADCCTRL_REG, 492 sc->sm_tmpreg | UCB1200_ADCCTRL_START, 493 UCBADC_ADC_START1); 494 break; 495 496 case UCBADC_ADC_START1: 497 REGWRITE(UCB1200_ADCCTRL_REG, 498 sc->sm_tmpreg, 499 UCBADC_ADC_DATAREAD); 500 sc->sm_retry = UCBADC_RETRY_DEFAULT; 501 break; 502 503 case UCBADC_ADC_DATAREAD: 504 REGREAD(UCB1200_ADCDATA_REG, UCBADC_ADC_DATAREAD_WAIT); 505 break; 506 507 case UCBADC_ADC_DATAREAD_WAIT: 508 reg16 = TX39_SIBSF0_REGDATA(sc->sm_reg); 509 if (!(reg16 & UCB1200_ADCDATA_INPROGRESS) && 510 --sc->sm_retry > 0) { 511 sc->sm_state = UCBADC_ADC_DATAREAD; 512 } else { 513 if (sc->sm_retry <= 0) { 514 printf("dataread failed\n"); 515 sc->sm_state = UCBADC_ADC_FINI; 516 break; 517 } 518 519 switch (sc->sm_measurement) { 520 case UCBADC_MEASUREMENT_X: 521 sc->sc_x = UCB1200_ADCDATA(reg16); 522 DPRINTFN(9, ("x=%d\n", sc->sc_x)); 523 break; 524 case UCBADC_MEASUREMENT_Y: 525 sc->sc_y = UCB1200_ADCDATA(reg16); 526 DPRINTFN(9, ("y=%d\n", sc->sc_y)); 527 break; 528 case UCBADC_MEASUREMENT_PRESSURE: 529 sc->sc_p = UCB1200_ADCDATA(reg16); 530 DPRINTFN(9, ("p=%d\n", sc->sc_p)); 531 break; 532 } 533 534 sc->sm_state = UCBADC_ADC_DISABLE; 535 } 536 537 break; 538 539 case UCBADC_ADC_DISABLE: 540 REGWRITE(UCB1200_ADCCTRL_REG, 0, UCBADC_ADC_INTRMODE); 541 542 break; 543 case UCBADC_ADC_INTRMODE: 544 REGWRITE(UCB1200_TSCTRL_REG, UCB1200_TSCTRL_INTERRUPT, 545 UCBADC_MEASUMENT_FINI); 546 break; 547 548 case UCBADC_ADC_INPUT: 549 if (ucbtp_input(sc) == 0) 550 sc->sm_state = UCBADC_ADC_FINI; 551 else 552 sc->sm_state = UCBADC_INTR_ACK0; 553 break; 554 555 case UCBADC_INTR_ACK0: 556 REGREAD(UCB1200_INTSTAT_REG, UCBADC_INTR_ACK1); 557 break; 558 559 case UCBADC_INTR_ACK1: 560 REGWRITE(UCB1200_INTSTAT_REG, sc->sm_reg, UCBADC_INTR_ACK2); 561 break; 562 563 case UCBADC_INTR_ACK2: 564 sc->sc_polling_finish = 1; 565 REGWRITE(UCB1200_INTSTAT_REG, 0, UCBADC_ADC_FINI); 566 break; 567 568 /* 569 * UCB1200 register access state 570 */ 571 case UCBADC_REGREAD: 572 /* 573 * In : sc->sm_addr 574 * Out : sc->sm_reg (with SIBtag) 575 */ 576 #define TXSIB_REGREAD_INIT 0 577 #define TXSIB_REGREAD_READ 1 578 switch (sc->sm_read_state) { 579 case TXSIB_REGREAD_INIT: 580 reg = TX39_SIBSF0_REGADDR_SET(0, sc->sm_addr); 581 tx_conf_write(tc, TX39_SIBSF0CTRL_REG, reg); 582 sc->sm_rw_retry = UCBADC_RETRY_DEFAULT; 583 sc->sm_read_state = TXSIB_REGREAD_READ; 584 break; 585 case TXSIB_REGREAD_READ: 586 reg = tx_conf_read(tc, TX39_SIBSF0STAT_REG); 587 if ((TX39_SIBSF0_REGADDR(reg) != sc->sm_addr) && 588 --sc->sm_rw_retry > 0) { 589 break; 590 } 591 592 if (sc->sm_rw_retry <= 0) { 593 printf("sf0read: command failed\n"); 594 sc->sm_state = UCBADC_ADC_FINI; 595 } else { 596 sc->sm_reg = reg; 597 sc->sm_read_state = TXSIB_REGREAD_INIT; 598 DPRINTFN(9, ("%08x\n", reg)); 599 if (sc->sm_writing) 600 sc->sm_state = UCBADC_REGWRITE; 601 else 602 sc->sm_state = sc->sm_returnstate; 603 } 604 break; 605 } 606 break; 607 608 case UCBADC_REGWRITE: 609 /* 610 * In : sc->sm_addr, sc->sm_reg (lower 16bit only) 611 */ 612 #define TXSIB_REGWRITE_INIT 0 613 #define TXSIB_REGWRITE_WRITE 1 614 switch (sc->sm_write_state) { 615 case TXSIB_REGWRITE_INIT: 616 sc->sm_writing = 1; 617 sc->sm_write_state = TXSIB_REGWRITE_WRITE; 618 sc->sm_state = UCBADC_REGREAD; 619 620 sc->sm_write_val = sc->sm_reg; 621 break; 622 case TXSIB_REGWRITE_WRITE: 623 sc->sm_writing = 0; 624 sc->sm_write_state = TXSIB_REGWRITE_INIT; 625 sc->sm_state = sc->sm_returnstate; 626 627 reg = sc->sm_reg; 628 reg |= TX39_SIBSF0_WRITE; 629 TX39_SIBSF0_REGDATA_CLR(reg); 630 reg = TX39_SIBSF0_REGDATA_SET(reg, sc->sm_write_val); 631 tx_conf_write(tc, TX39_SIBSF0CTRL_REG, reg); 632 break; 633 } 634 break; 635 } 636 637 return (0); 638 } 639 640 int 641 ucbtp_input(struct ucbtp_softc *sc) 642 { 643 int rx, ry, x, y, p; 644 645 rx = sc->sc_x; 646 ry = sc->sc_y; 647 p = sc->sc_p; 648 649 if (!sc->sc_calibrated) { 650 DPRINTFN(2, ("x=%4d y=%4d p=%4d\n", rx, ry, p)); 651 DPRINTF(("ucbtp_input: no calibration data\n")); 652 } 653 654 if (p < UCBTS_PRESS_THRESHOLD || rx == 0x3ff || ry == 0x3ff || 655 rx == 0 || ry == 0) { 656 sc->sc_stat = UCBTS_STAT_RELEASE; 657 if (sc->sc_polling < UCBTS_TAP_THRESHOLD) { 658 DPRINTFN(2, ("TAP!\n")); 659 /* button 0 DOWN */ 660 wsmouse_input(sc->sc_wsmousedev, 1, 0, 0, 0, 0); 661 /* button 0 UP */ 662 wsmouse_input(sc->sc_wsmousedev, 0, 0, 0, 0, 0); 663 } else { 664 wsmouse_input(sc->sc_wsmousedev, 0, 665 sc->sc_ox, sc->sc_oy, 0, 666 WSMOUSE_INPUT_ABSOLUTE_X | 667 WSMOUSE_INPUT_ABSOLUTE_Y); 668 669 DPRINTFN(2, ("RELEASE\n")); 670 } 671 sc->sc_polling = 0; 672 673 return (1); 674 } 675 676 if (sc->sc_xy_reverse) 677 tpcalib_trans(&sc->sc_tpcalib, ry, rx, &x, &y); 678 else 679 tpcalib_trans(&sc->sc_tpcalib, rx, ry, &x, &y); 680 681 DPRINTFN(2, ("x: %4d->%4d y: %4d->%4d pressure=%4d\n", 682 rx, x, ry, y, p)); 683 684 /* debug draw */ 685 if (sc->sc_tc->tc_videot) { 686 if (sc->sc_polling == 1) 687 video_dot(sc->sc_tc->tc_videot, x, y); 688 else 689 video_line(sc->sc_tc->tc_videot, sc->sc_ox, 690 sc->sc_oy, x, y); 691 } 692 693 sc->sc_ox = x, sc->sc_oy = y; 694 695 wsmouse_input(sc->sc_wsmousedev, 1, x, y, 0, 696 WSMOUSE_INPUT_ABSOLUTE_X | WSMOUSE_INPUT_ABSOLUTE_Y); 697 698 return (0); 699 } 700 701 /* 702 * access ops. 703 */ 704 705 int 706 ucbtp_enable(void *v) 707 { 708 /* not yet */ 709 return (0); 710 } 711 712 void 713 ucbtp_disable(void *v) 714 { 715 /* not yet */ 716 } 717 718 int 719 ucbtp_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) 720 { 721 struct ucbtp_softc *sc = v; 722 723 DPRINTF(("%s(%d): ucbtp_ioctl(%08lx)\n", __FILE__, __LINE__, cmd)); 724 725 switch (cmd) { 726 case WSMOUSEIO_SRES: 727 printf("%s(%d): WSMOUSRIO_SRES is not supported", 728 __FILE__, __LINE__); 729 break; 730 731 default: 732 return hpc_tpanel_ioctl(&sc->sc_tpcalib, cmd, data, flag, p); 733 } 734 735 return 0; 736 } 737