155}; 156 157static void mseintr(void *); 158static timeout_t msetimeout; 159 160/* Flags */ 161#define MSESC_OPEN 0x1 162#define MSESC_WANT 0x2 163 164/* and Mouse Types */ 165#define MSE_NONE 0 /* don't move this! */ 166#define MSE_LOGITECH 0x1 167#define MSE_ATIINPORT 0x2 168#define MSE_LOGI_SIG 0xA5 169 170#define MSE_PORTA 0 171#define MSE_PORTB 1 172#define MSE_PORTC 2 173#define MSE_PORTD 3 174#define MSE_IOSIZE 4 175 176#define MSE_UNIT(dev) (minor(dev) >> 1) 177#define MSE_NBLOCKIO(dev) (minor(dev) & 0x1) 178 179/* 180 * Logitech bus mouse definitions 181 */ 182#define MSE_SETUP 0x91 /* What does this mean? */ 183 /* The definition for the control port */ 184 /* is as follows: */ 185 186 /* D7 = Mode set flag (1 = active) */ 187 /* D6,D5 = Mode selection (port A) */ 188 /* 00 = Mode 0 = Basic I/O */ 189 /* 01 = Mode 1 = Strobed I/O */ 190 /* 10 = Mode 2 = Bi-dir bus */ 191 /* D4 = Port A direction (1 = input)*/ 192 /* D3 = Port C (upper 4 bits) */ 193 /* direction. (1 = input) */ 194 /* D2 = Mode selection (port B & C) */ 195 /* 0 = Mode 0 = Basic I/O */ 196 /* 1 = Mode 1 = Strobed I/O */ 197 /* D1 = Port B direction (1 = input)*/ 198 /* D0 = Port C (lower 4 bits) */ 199 /* direction. (1 = input) */ 200 201 /* So 91 means Basic I/O on all 3 ports,*/ 202 /* Port A is an input port, B is an */ 203 /* output port, C is split with upper */ 204 /* 4 bits being an output port and lower*/ 205 /* 4 bits an input port, and enable the */ 206 /* sucker. */ 207 /* Courtesy Intel 8255 databook. Lars */ 208#define MSE_HOLD 0x80 209#define MSE_RXLOW 0x00 210#define MSE_RXHIGH 0x20 211#define MSE_RYLOW 0x40 212#define MSE_RYHIGH 0x60 213#define MSE_DISINTR 0x10 214#define MSE_INTREN 0x00 215 216static int mse_probelogi(device_t dev, mse_softc_t *sc); 217static void mse_disablelogi(bus_space_tag_t t, 218 bus_space_handle_t h); 219static void mse_getlogi(bus_space_tag_t t, bus_space_handle_t h, 220 int *dx, int *dy, int *but); 221static void mse_enablelogi(bus_space_tag_t t, 222 bus_space_handle_t h); 223 224/* 225 * ATI Inport mouse definitions 226 */ 227#define MSE_INPORT_RESET 0x80 228#define MSE_INPORT_STATUS 0x00 229#define MSE_INPORT_DX 0x01 230#define MSE_INPORT_DY 0x02 231#define MSE_INPORT_MODE 0x07 232#define MSE_INPORT_HOLD 0x20 233#define MSE_INPORT_INTREN 0x09 234 235static int mse_probeati(device_t dev, mse_softc_t *sc); 236static void mse_enableati(bus_space_tag_t t, bus_space_handle_t h); 237static void mse_disableati(bus_space_tag_t t, bus_space_handle_t h); 238static void mse_getati(bus_space_tag_t t, bus_space_handle_t h, 239 int *dx, int *dy, int *but); 240 241#define MSEPRI (PZERO + 3) 242 243/* 244 * Table of mouse types. 245 * Keep the Logitech last, since I haven't figured out how to probe it 246 * properly yet. (Someday I'll have the documentation.) 247 */ 248static struct mse_types { 249 int m_type; /* Type of bus mouse */ 250 int (*m_probe)(device_t dev, mse_softc_t *sc); 251 /* Probe routine to test for it */ 252 void (*m_enable)(bus_space_tag_t t, bus_space_handle_t h); 253 /* Start routine */ 254 void (*m_disable)(bus_space_tag_t t, bus_space_handle_t h); 255 /* Disable interrupts routine */ 256 void (*m_get)(bus_space_tag_t t, bus_space_handle_t h, int *dx, 257 int *dy, int *but); 258 /* and get mouse status */ 259 mousehw_t m_hw; /* buttons iftype type model hwid */ 260 mousemode_t m_mode; /* proto rate res accel level size mask */ 261} mse_types[] = { 262 { MSE_ATIINPORT, 263 mse_probeati, mse_enableati, mse_disableati, mse_getati, 264 { 2, MOUSE_IF_INPORT, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, }, 265 { MOUSE_PROTO_INPORT, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE, 266 { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, }, 267 { MSE_LOGITECH, 268 mse_probelogi, mse_enablelogi, mse_disablelogi, mse_getlogi, 269 { 2, MOUSE_IF_BUS, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, }, 270 { MOUSE_PROTO_BUS, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE, 271 { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, }, 272 { 0, }, 273}; 274 275static int 276mse_probe(dev) 277 device_t dev; 278{ 279 mse_softc_t *sc; 280 int error; 281 int rid; 282 int i; 283 284 /* check PnP IDs */ 285 error = ISA_PNP_PROBE(device_get_parent(dev), dev, mse_ids); 286 if (error == ENXIO) 287 return error; 288 289 sc = device_get_softc(dev); 290 rid = 0; 291 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 292 MSE_IOSIZE, RF_ACTIVE); 293 if (sc->sc_port == NULL) 294 return ENXIO; 295 sc->sc_iot = rman_get_bustag(sc->sc_port); 296 sc->sc_ioh = rman_get_bushandle(sc->sc_port); 297 298 /* 299 * Check for each mouse type in the table. 300 */ 301 i = 0; 302 while (mse_types[i].m_type) { 303 if ((*mse_types[i].m_probe)(dev, sc)) { 304 sc->sc_mousetype = mse_types[i].m_type; 305 sc->sc_enablemouse = mse_types[i].m_enable; 306 sc->sc_disablemouse = mse_types[i].m_disable; 307 sc->sc_getmouse = mse_types[i].m_get; 308 sc->hw = mse_types[i].m_hw; 309 sc->mode = mse_types[i].m_mode; 310 bus_release_resource(dev, SYS_RES_IOPORT, rid, 311 sc->sc_port); 312 device_set_desc(dev, "Bus/InPort Mouse"); 313 return 0; 314 } 315 i++; 316 } 317 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); 318 return ENXIO; 319} 320 321static int 322mse_attach(dev) 323 device_t dev; 324{ 325 mse_softc_t *sc; 326 int flags; 327 int unit; 328 int rid; 329 330 sc = device_get_softc(dev); 331 unit = device_get_unit(dev); 332 333 rid = 0; 334 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 335 MSE_IOSIZE, RF_ACTIVE); 336 if (sc->sc_port == NULL) 337 return ENXIO; 338 sc->sc_intr = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 339 RF_ACTIVE); 340 if (sc->sc_intr == NULL) { 341 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); 342 return ENXIO; 343 } 344 sc->sc_iot = rman_get_bustag(sc->sc_port); 345 sc->sc_ioh = rman_get_bushandle(sc->sc_port); 346 347 if (BUS_SETUP_INTR(device_get_parent(dev), dev, sc->sc_intr, 348 INTR_TYPE_TTY, mseintr, sc, &sc->sc_ih)) { 349 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); 350 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->sc_intr); 351 return ENXIO; 352 } 353 354 flags = device_get_flags(dev); 355 sc->mode.accelfactor = (flags & MSE_CONFIG_ACCEL) >> 4; 356 callout_handle_init(&sc->sc_callout); 357 358 sc->sc_dev = make_dev(&mse_cdevsw, unit << 1, 0, 0, 0600, 359 "mse%d", unit); 360 sc->sc_ndev = make_dev(&mse_cdevsw, (unit<<1)+1, 0, 0, 0600, 361 "nmse%d", unit); 362 363 return 0; 364} 365 366static int 367mse_detach(dev) 368 device_t dev; 369{ 370 mse_softc_t *sc; 371 int rid; 372 373 sc = device_get_softc(dev); 374 if (sc->sc_flags & MSESC_OPEN) 375 return EBUSY; 376 377 rid = 0; 378 BUS_TEARDOWN_INTR(device_get_parent(dev), dev, sc->sc_intr, sc->sc_ih); 379 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->sc_intr); 380 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); 381 382 destroy_dev(sc->sc_dev); 383 destroy_dev(sc->sc_ndev); 384 385 return 0; 386} 387 388/* 389 * Exclusive open the mouse, initialize it and enable interrupts. 390 */ 391static int 392mseopen(dev, flags, fmt, td) 393 dev_t dev; 394 int flags; 395 int fmt; 396 struct thread *td; 397{ 398 mse_softc_t *sc; 399 int s; 400 401 sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 402 if (sc == NULL) 403 return (ENXIO); 404 if (sc->sc_mousetype == MSE_NONE) 405 return (ENXIO); 406 if (sc->sc_flags & MSESC_OPEN) 407 return (EBUSY); 408 sc->sc_flags |= MSESC_OPEN; 409 sc->sc_obuttons = sc->sc_buttons = MOUSE_MSC_BUTTONS; 410 sc->sc_deltax = sc->sc_deltay = 0; 411 sc->sc_bytesread = sc->mode.packetsize = MOUSE_MSC_PACKETSIZE; 412 sc->sc_watchdog = FALSE; 413 sc->sc_callout = timeout(msetimeout, dev, hz*2); 414 sc->mode.level = 0; 415 sc->status.flags = 0; 416 sc->status.button = sc->status.obutton = 0; 417 sc->status.dx = sc->status.dy = sc->status.dz = 0; 418 419 /* 420 * Initialize mouse interface and enable interrupts. 421 */ 422 s = spltty(); 423 (*sc->sc_enablemouse)(sc->sc_iot, sc->sc_ioh); 424 splx(s); 425 return (0); 426} 427 428/* 429 * mseclose: just turn off mouse innterrupts. 430 */ 431static int 432mseclose(dev, flags, fmt, td) 433 dev_t dev; 434 int flags; 435 int fmt; 436 struct thread *td; 437{ 438 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 439 int s; 440 441 untimeout(msetimeout, dev, sc->sc_callout); 442 callout_handle_init(&sc->sc_callout); 443 s = spltty(); 444 (*sc->sc_disablemouse)(sc->sc_iot, sc->sc_ioh); 445 sc->sc_flags &= ~MSESC_OPEN; 446 splx(s); 447 return(0); 448} 449 450/* 451 * mseread: return mouse info using the MSC serial protocol, but without 452 * using bytes 4 and 5. 453 * (Yes this is cheesy, but it makes the X386 server happy, so...) 454 */ 455static int 456mseread(dev, uio, ioflag) 457 dev_t dev; 458 struct uio *uio; 459 int ioflag; 460{ 461 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 462 int xfer, s, error; 463 464 /* 465 * If there are no protocol bytes to be read, set up a new protocol 466 * packet. 467 */ 468 s = spltty(); /* XXX Should be its own spl, but where is imlXX() */ 469 if (sc->sc_bytesread >= sc->mode.packetsize) { 470 while (sc->sc_deltax == 0 && sc->sc_deltay == 0 && 471 (sc->sc_obuttons ^ sc->sc_buttons) == 0) { 472 if (MSE_NBLOCKIO(dev)) { 473 splx(s); 474 return (0); 475 } 476 sc->sc_flags |= MSESC_WANT; 477 error = tsleep(sc, MSEPRI | PCATCH, 478 "mseread", 0); 479 if (error) { 480 splx(s); 481 return (error); 482 } 483 } 484 485 /* 486 * Generate protocol bytes. 487 * For some reason X386 expects 5 bytes but never uses 488 * the fourth or fifth? 489 */ 490 sc->sc_bytes[0] = sc->mode.syncmask[1] 491 | (sc->sc_buttons & ~sc->mode.syncmask[0]); 492 if (sc->sc_deltax > 127) 493 sc->sc_deltax = 127; 494 if (sc->sc_deltax < -127) 495 sc->sc_deltax = -127; 496 sc->sc_deltay = -sc->sc_deltay; /* Otherwise mousey goes wrong way */ 497 if (sc->sc_deltay > 127) 498 sc->sc_deltay = 127; 499 if (sc->sc_deltay < -127) 500 sc->sc_deltay = -127; 501 sc->sc_bytes[1] = sc->sc_deltax; 502 sc->sc_bytes[2] = sc->sc_deltay; 503 sc->sc_bytes[3] = sc->sc_bytes[4] = 0; 504 sc->sc_bytes[5] = sc->sc_bytes[6] = 0; 505 sc->sc_bytes[7] = MOUSE_SYS_EXTBUTTONS; 506 sc->sc_obuttons = sc->sc_buttons; 507 sc->sc_deltax = sc->sc_deltay = 0; 508 sc->sc_bytesread = 0; 509 } 510 splx(s); 511 xfer = min(uio->uio_resid, sc->mode.packetsize - sc->sc_bytesread); 512 error = uiomove(&sc->sc_bytes[sc->sc_bytesread], xfer, uio); 513 if (error) 514 return (error); 515 sc->sc_bytesread += xfer; 516 return(0); 517} 518 519/* 520 * mseioctl: process ioctl commands. 521 */ 522static int 523mseioctl(dev, cmd, addr, flag, td) 524 dev_t dev; 525 u_long cmd; 526 caddr_t addr; 527 int flag; 528 struct thread *td; 529{ 530 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 531 mousestatus_t status; 532 int err = 0; 533 int s; 534 535 switch (cmd) { 536 537 case MOUSE_GETHWINFO: 538 s = spltty(); 539 *(mousehw_t *)addr = sc->hw; 540 if (sc->mode.level == 0) 541 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 542 splx(s); 543 break; 544 545 case MOUSE_GETMODE: 546 s = spltty(); 547 *(mousemode_t *)addr = sc->mode; 548 switch (sc->mode.level) { 549 case 0: 550 break; 551 case 1: 552 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 553 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 554 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 555 break; 556 } 557 splx(s); 558 break; 559 560 case MOUSE_SETMODE: 561 switch (((mousemode_t *)addr)->level) { 562 case 0: 563 case 1: 564 break; 565 default: 566 return (EINVAL); 567 } 568 if (((mousemode_t *)addr)->accelfactor < -1) 569 return (EINVAL); 570 else if (((mousemode_t *)addr)->accelfactor >= 0) 571 sc->mode.accelfactor = 572 ((mousemode_t *)addr)->accelfactor; 573 sc->mode.level = ((mousemode_t *)addr)->level; 574 switch (sc->mode.level) { 575 case 0: 576 sc->sc_bytesread = sc->mode.packetsize 577 = MOUSE_MSC_PACKETSIZE; 578 break; 579 case 1: 580 sc->sc_bytesread = sc->mode.packetsize 581 = MOUSE_SYS_PACKETSIZE; 582 break; 583 } 584 break; 585 586 case MOUSE_GETLEVEL: 587 *(int *)addr = sc->mode.level; 588 break; 589 590 case MOUSE_SETLEVEL: 591 switch (*(int *)addr) { 592 case 0: 593 sc->mode.level = *(int *)addr; 594 sc->sc_bytesread = sc->mode.packetsize 595 = MOUSE_MSC_PACKETSIZE; 596 break; 597 case 1: 598 sc->mode.level = *(int *)addr; 599 sc->sc_bytesread = sc->mode.packetsize 600 = MOUSE_SYS_PACKETSIZE; 601 break; 602 default: 603 return (EINVAL); 604 } 605 break; 606 607 case MOUSE_GETSTATUS: 608 s = spltty(); 609 status = sc->status; 610 sc->status.flags = 0; 611 sc->status.obutton = sc->status.button; 612 sc->status.button = 0; 613 sc->status.dx = 0; 614 sc->status.dy = 0; 615 sc->status.dz = 0; 616 splx(s); 617 *(mousestatus_t *)addr = status; 618 break; 619 620 case MOUSE_READSTATE: 621 case MOUSE_READDATA: 622 return (ENODEV); 623 624#if (defined(MOUSE_GETVARS)) 625 case MOUSE_GETVARS: 626 case MOUSE_SETVARS: 627 return (ENODEV); 628#endif 629 630 default: 631 return (ENOTTY); 632 } 633 return (err); 634} 635 636/* 637 * msepoll: check for mouse input to be processed. 638 */ 639static int 640msepoll(dev, events, td) 641 dev_t dev; 642 int events; 643 struct thread *td; 644{ 645 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 646 int s; 647 int revents = 0; 648 649 s = spltty(); 650 if (events & (POLLIN | POLLRDNORM)) { 651 if (sc->sc_bytesread != sc->mode.packetsize || 652 sc->sc_deltax != 0 || sc->sc_deltay != 0 || 653 (sc->sc_obuttons ^ sc->sc_buttons) != 0) 654 revents |= events & (POLLIN | POLLRDNORM); 655 else { 656 /* 657 * Since this is an exclusive open device, any previous 658 * proc pointer is trash now, so we can just assign it. 659 */ 660 selrecord(td, &sc->sc_selp); 661 } 662 } 663 splx(s); 664 return (revents); 665} 666 667/* 668 * msetimeout: watchdog timer routine. 669 */ 670static void 671msetimeout(arg) 672 void *arg; 673{ 674 dev_t dev; 675 mse_softc_t *sc; 676 677 dev = (dev_t)arg; 678 sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 679 if (sc->sc_watchdog) { 680 if (bootverbose) 681 printf("mse%d: lost interrupt?\n", MSE_UNIT(dev)); 682 mseintr(sc); 683 } 684 sc->sc_watchdog = TRUE; 685 sc->sc_callout = timeout(msetimeout, dev, hz); 686} 687 688/* 689 * mseintr: update mouse status. sc_deltax and sc_deltay are accumulative. 690 */ 691static void 692mseintr(arg) 693 void *arg; 694{ 695 /* 696 * the table to turn MouseSystem button bits (MOUSE_MSC_BUTTON?UP) 697 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 698 */ 699 static int butmap[8] = { 700 0, 701 MOUSE_BUTTON3DOWN, 702 MOUSE_BUTTON2DOWN, 703 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 704 MOUSE_BUTTON1DOWN, 705 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 706 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 707 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 708 }; 709 mse_softc_t *sc = arg; 710 int dx, dy, but; 711 int sign; 712 713#ifdef DEBUG 714 static int mse_intrcnt = 0; 715 if((mse_intrcnt++ % 10000) == 0) 716 printf("mseintr\n"); 717#endif /* DEBUG */ 718 if ((sc->sc_flags & MSESC_OPEN) == 0) 719 return; 720 721 (*sc->sc_getmouse)(sc->sc_iot, sc->sc_ioh, &dx, &dy, &but); 722 if (sc->mode.accelfactor > 0) { 723 sign = (dx < 0); 724 dx = dx * dx / sc->mode.accelfactor; 725 if (dx == 0) 726 dx = 1; 727 if (sign) 728 dx = -dx; 729 sign = (dy < 0); 730 dy = dy * dy / sc->mode.accelfactor; 731 if (dy == 0) 732 dy = 1; 733 if (sign) 734 dy = -dy; 735 } 736 sc->sc_deltax += dx; 737 sc->sc_deltay += dy; 738 sc->sc_buttons = but; 739 740 but = butmap[~but & MOUSE_MSC_BUTTONS]; 741 sc->status.dx += dx; 742 sc->status.dy += dy; 743 sc->status.flags |= ((dx || dy) ? MOUSE_POSCHANGED : 0) 744 | (sc->status.button ^ but); 745 sc->status.button = but; 746 747 sc->sc_watchdog = FALSE; 748 749 /* 750 * If mouse state has changed, wake up anyone wanting to know. 751 */ 752 if (sc->sc_deltax != 0 || sc->sc_deltay != 0 || 753 (sc->sc_obuttons ^ sc->sc_buttons) != 0) { 754 if (sc->sc_flags & MSESC_WANT) { 755 sc->sc_flags &= ~MSESC_WANT; 756 wakeup(sc); 757 } 758 selwakeup(&sc->sc_selp); 759 } 760} 761 762/* 763 * Routines for the Logitech mouse. 764 */ 765/* 766 * Test for a Logitech bus mouse and return 1 if it is. 767 * (until I know how to use the signature port properly, just disable 768 * interrupts and return 1) 769 */ 770static int 771mse_probelogi(dev, sc) 772 device_t dev; 773 mse_softc_t *sc; 774{ 775 776 int sig; 777 778 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTD, MSE_SETUP); 779 /* set the signature port */ 780 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB, MSE_LOGI_SIG); 781 782 DELAY(30000); /* 30 ms delay */ 783 sig = bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB) & 0xFF; 784 if (sig == MSE_LOGI_SIG) { 785 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC, 786 MSE_DISINTR); 787 return(1); 788 } else { 789 if (bootverbose) 790 device_printf(dev, "wrong signature %x\n", sig); 791 return(0); 792 } 793} 794 795/* 796 * Initialize Logitech mouse and enable interrupts. 797 */ 798static void 799mse_enablelogi(tag, handle) 800 bus_space_tag_t tag; 801 bus_space_handle_t handle; 802{ 803 int dx, dy, but; 804 805 bus_space_write_1(tag, handle, MSE_PORTD, MSE_SETUP); 806 mse_getlogi(tag, handle, &dx, &dy, &but); 807} 808 809/* 810 * Disable interrupts for Logitech mouse. 811 */ 812static void 813mse_disablelogi(tag, handle) 814 bus_space_tag_t tag; 815 bus_space_handle_t handle; 816{ 817 818 bus_space_write_1(tag, handle, MSE_PORTC, MSE_DISINTR); 819} 820 821/* 822 * Get the current dx, dy and button up/down state. 823 */ 824static void 825mse_getlogi(tag, handle, dx, dy, but) 826 bus_space_tag_t tag; 827 bus_space_handle_t handle; 828 int *dx; 829 int *dy; 830 int *but; 831{ 832 register char x, y; 833 834 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RXLOW); 835 x = bus_space_read_1(tag, handle, MSE_PORTA); 836 *but = (x >> 5) & MOUSE_MSC_BUTTONS; 837 x &= 0xf; 838 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RXHIGH); 839 x |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4); 840 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYLOW); 841 y = (bus_space_read_1(tag, handle, MSE_PORTA) & 0xf); 842 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYHIGH); 843 y |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4); 844 *dx = x; 845 *dy = y; 846 bus_space_write_1(tag, handle, MSE_PORTC, MSE_INTREN); 847} 848 849/* 850 * Routines for the ATI Inport bus mouse. 851 */ 852/* 853 * Test for an ATI Inport bus mouse and return 1 if it is. 854 * (do not enable interrupts) 855 */ 856static int 857mse_probeati(dev, sc) 858 device_t dev; 859 mse_softc_t *sc; 860{ 861 int i; 862 863 for (i = 0; i < 2; i++) 864 if (bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC) == 0xde) 865 return (1); 866 return (0); 867} 868 869/* 870 * Initialize ATI Inport mouse and enable interrupts. 871 */ 872static void 873mse_enableati(tag, handle) 874 bus_space_tag_t tag; 875 bus_space_handle_t handle; 876{ 877 878 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_RESET); 879 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); 880 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN); 881} 882 883/* 884 * Disable interrupts for ATI Inport mouse. 885 */ 886static void 887mse_disableati(tag, handle) 888 bus_space_tag_t tag; 889 bus_space_handle_t handle; 890{ 891 892 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); 893 bus_space_write_1(tag, handle, MSE_PORTB, 0); 894} 895 896/* 897 * Get current dx, dy and up/down button state. 898 */ 899static void 900mse_getati(tag, handle, dx, dy, but) 901 bus_space_tag_t tag; 902 bus_space_handle_t handle; 903 int *dx; 904 int *dy; 905 int *but; 906{ 907 register char byte; 908 909 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); 910 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_HOLD); 911 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_STATUS); 912 *but = ~bus_space_read_1(tag, handle, MSE_PORTB) & MOUSE_MSC_BUTTONS; 913 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DX); 914 byte = bus_space_read_1(tag, handle, MSE_PORTB); 915 *dx = byte; 916 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DY); 917 byte = bus_space_read_1(tag, handle, MSE_PORTB); 918 *dy = byte; 919 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); 920 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN); 921}
| 149}; 150 151static void mseintr(void *); 152static timeout_t msetimeout; 153 154/* Flags */ 155#define MSESC_OPEN 0x1 156#define MSESC_WANT 0x2 157 158/* and Mouse Types */ 159#define MSE_NONE 0 /* don't move this! */ 160#define MSE_LOGITECH 0x1 161#define MSE_ATIINPORT 0x2 162#define MSE_LOGI_SIG 0xA5 163 164#define MSE_PORTA 0 165#define MSE_PORTB 1 166#define MSE_PORTC 2 167#define MSE_PORTD 3 168#define MSE_IOSIZE 4 169 170#define MSE_UNIT(dev) (minor(dev) >> 1) 171#define MSE_NBLOCKIO(dev) (minor(dev) & 0x1) 172 173/* 174 * Logitech bus mouse definitions 175 */ 176#define MSE_SETUP 0x91 /* What does this mean? */ 177 /* The definition for the control port */ 178 /* is as follows: */ 179 180 /* D7 = Mode set flag (1 = active) */ 181 /* D6,D5 = Mode selection (port A) */ 182 /* 00 = Mode 0 = Basic I/O */ 183 /* 01 = Mode 1 = Strobed I/O */ 184 /* 10 = Mode 2 = Bi-dir bus */ 185 /* D4 = Port A direction (1 = input)*/ 186 /* D3 = Port C (upper 4 bits) */ 187 /* direction. (1 = input) */ 188 /* D2 = Mode selection (port B & C) */ 189 /* 0 = Mode 0 = Basic I/O */ 190 /* 1 = Mode 1 = Strobed I/O */ 191 /* D1 = Port B direction (1 = input)*/ 192 /* D0 = Port C (lower 4 bits) */ 193 /* direction. (1 = input) */ 194 195 /* So 91 means Basic I/O on all 3 ports,*/ 196 /* Port A is an input port, B is an */ 197 /* output port, C is split with upper */ 198 /* 4 bits being an output port and lower*/ 199 /* 4 bits an input port, and enable the */ 200 /* sucker. */ 201 /* Courtesy Intel 8255 databook. Lars */ 202#define MSE_HOLD 0x80 203#define MSE_RXLOW 0x00 204#define MSE_RXHIGH 0x20 205#define MSE_RYLOW 0x40 206#define MSE_RYHIGH 0x60 207#define MSE_DISINTR 0x10 208#define MSE_INTREN 0x00 209 210static int mse_probelogi(device_t dev, mse_softc_t *sc); 211static void mse_disablelogi(bus_space_tag_t t, 212 bus_space_handle_t h); 213static void mse_getlogi(bus_space_tag_t t, bus_space_handle_t h, 214 int *dx, int *dy, int *but); 215static void mse_enablelogi(bus_space_tag_t t, 216 bus_space_handle_t h); 217 218/* 219 * ATI Inport mouse definitions 220 */ 221#define MSE_INPORT_RESET 0x80 222#define MSE_INPORT_STATUS 0x00 223#define MSE_INPORT_DX 0x01 224#define MSE_INPORT_DY 0x02 225#define MSE_INPORT_MODE 0x07 226#define MSE_INPORT_HOLD 0x20 227#define MSE_INPORT_INTREN 0x09 228 229static int mse_probeati(device_t dev, mse_softc_t *sc); 230static void mse_enableati(bus_space_tag_t t, bus_space_handle_t h); 231static void mse_disableati(bus_space_tag_t t, bus_space_handle_t h); 232static void mse_getati(bus_space_tag_t t, bus_space_handle_t h, 233 int *dx, int *dy, int *but); 234 235#define MSEPRI (PZERO + 3) 236 237/* 238 * Table of mouse types. 239 * Keep the Logitech last, since I haven't figured out how to probe it 240 * properly yet. (Someday I'll have the documentation.) 241 */ 242static struct mse_types { 243 int m_type; /* Type of bus mouse */ 244 int (*m_probe)(device_t dev, mse_softc_t *sc); 245 /* Probe routine to test for it */ 246 void (*m_enable)(bus_space_tag_t t, bus_space_handle_t h); 247 /* Start routine */ 248 void (*m_disable)(bus_space_tag_t t, bus_space_handle_t h); 249 /* Disable interrupts routine */ 250 void (*m_get)(bus_space_tag_t t, bus_space_handle_t h, int *dx, 251 int *dy, int *but); 252 /* and get mouse status */ 253 mousehw_t m_hw; /* buttons iftype type model hwid */ 254 mousemode_t m_mode; /* proto rate res accel level size mask */ 255} mse_types[] = { 256 { MSE_ATIINPORT, 257 mse_probeati, mse_enableati, mse_disableati, mse_getati, 258 { 2, MOUSE_IF_INPORT, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, }, 259 { MOUSE_PROTO_INPORT, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE, 260 { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, }, 261 { MSE_LOGITECH, 262 mse_probelogi, mse_enablelogi, mse_disablelogi, mse_getlogi, 263 { 2, MOUSE_IF_BUS, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, }, 264 { MOUSE_PROTO_BUS, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE, 265 { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, }, 266 { 0, }, 267}; 268 269static int 270mse_probe(dev) 271 device_t dev; 272{ 273 mse_softc_t *sc; 274 int error; 275 int rid; 276 int i; 277 278 /* check PnP IDs */ 279 error = ISA_PNP_PROBE(device_get_parent(dev), dev, mse_ids); 280 if (error == ENXIO) 281 return error; 282 283 sc = device_get_softc(dev); 284 rid = 0; 285 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 286 MSE_IOSIZE, RF_ACTIVE); 287 if (sc->sc_port == NULL) 288 return ENXIO; 289 sc->sc_iot = rman_get_bustag(sc->sc_port); 290 sc->sc_ioh = rman_get_bushandle(sc->sc_port); 291 292 /* 293 * Check for each mouse type in the table. 294 */ 295 i = 0; 296 while (mse_types[i].m_type) { 297 if ((*mse_types[i].m_probe)(dev, sc)) { 298 sc->sc_mousetype = mse_types[i].m_type; 299 sc->sc_enablemouse = mse_types[i].m_enable; 300 sc->sc_disablemouse = mse_types[i].m_disable; 301 sc->sc_getmouse = mse_types[i].m_get; 302 sc->hw = mse_types[i].m_hw; 303 sc->mode = mse_types[i].m_mode; 304 bus_release_resource(dev, SYS_RES_IOPORT, rid, 305 sc->sc_port); 306 device_set_desc(dev, "Bus/InPort Mouse"); 307 return 0; 308 } 309 i++; 310 } 311 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); 312 return ENXIO; 313} 314 315static int 316mse_attach(dev) 317 device_t dev; 318{ 319 mse_softc_t *sc; 320 int flags; 321 int unit; 322 int rid; 323 324 sc = device_get_softc(dev); 325 unit = device_get_unit(dev); 326 327 rid = 0; 328 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 329 MSE_IOSIZE, RF_ACTIVE); 330 if (sc->sc_port == NULL) 331 return ENXIO; 332 sc->sc_intr = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1, 333 RF_ACTIVE); 334 if (sc->sc_intr == NULL) { 335 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); 336 return ENXIO; 337 } 338 sc->sc_iot = rman_get_bustag(sc->sc_port); 339 sc->sc_ioh = rman_get_bushandle(sc->sc_port); 340 341 if (BUS_SETUP_INTR(device_get_parent(dev), dev, sc->sc_intr, 342 INTR_TYPE_TTY, mseintr, sc, &sc->sc_ih)) { 343 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); 344 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->sc_intr); 345 return ENXIO; 346 } 347 348 flags = device_get_flags(dev); 349 sc->mode.accelfactor = (flags & MSE_CONFIG_ACCEL) >> 4; 350 callout_handle_init(&sc->sc_callout); 351 352 sc->sc_dev = make_dev(&mse_cdevsw, unit << 1, 0, 0, 0600, 353 "mse%d", unit); 354 sc->sc_ndev = make_dev(&mse_cdevsw, (unit<<1)+1, 0, 0, 0600, 355 "nmse%d", unit); 356 357 return 0; 358} 359 360static int 361mse_detach(dev) 362 device_t dev; 363{ 364 mse_softc_t *sc; 365 int rid; 366 367 sc = device_get_softc(dev); 368 if (sc->sc_flags & MSESC_OPEN) 369 return EBUSY; 370 371 rid = 0; 372 BUS_TEARDOWN_INTR(device_get_parent(dev), dev, sc->sc_intr, sc->sc_ih); 373 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->sc_intr); 374 bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); 375 376 destroy_dev(sc->sc_dev); 377 destroy_dev(sc->sc_ndev); 378 379 return 0; 380} 381 382/* 383 * Exclusive open the mouse, initialize it and enable interrupts. 384 */ 385static int 386mseopen(dev, flags, fmt, td) 387 dev_t dev; 388 int flags; 389 int fmt; 390 struct thread *td; 391{ 392 mse_softc_t *sc; 393 int s; 394 395 sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 396 if (sc == NULL) 397 return (ENXIO); 398 if (sc->sc_mousetype == MSE_NONE) 399 return (ENXIO); 400 if (sc->sc_flags & MSESC_OPEN) 401 return (EBUSY); 402 sc->sc_flags |= MSESC_OPEN; 403 sc->sc_obuttons = sc->sc_buttons = MOUSE_MSC_BUTTONS; 404 sc->sc_deltax = sc->sc_deltay = 0; 405 sc->sc_bytesread = sc->mode.packetsize = MOUSE_MSC_PACKETSIZE; 406 sc->sc_watchdog = FALSE; 407 sc->sc_callout = timeout(msetimeout, dev, hz*2); 408 sc->mode.level = 0; 409 sc->status.flags = 0; 410 sc->status.button = sc->status.obutton = 0; 411 sc->status.dx = sc->status.dy = sc->status.dz = 0; 412 413 /* 414 * Initialize mouse interface and enable interrupts. 415 */ 416 s = spltty(); 417 (*sc->sc_enablemouse)(sc->sc_iot, sc->sc_ioh); 418 splx(s); 419 return (0); 420} 421 422/* 423 * mseclose: just turn off mouse innterrupts. 424 */ 425static int 426mseclose(dev, flags, fmt, td) 427 dev_t dev; 428 int flags; 429 int fmt; 430 struct thread *td; 431{ 432 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 433 int s; 434 435 untimeout(msetimeout, dev, sc->sc_callout); 436 callout_handle_init(&sc->sc_callout); 437 s = spltty(); 438 (*sc->sc_disablemouse)(sc->sc_iot, sc->sc_ioh); 439 sc->sc_flags &= ~MSESC_OPEN; 440 splx(s); 441 return(0); 442} 443 444/* 445 * mseread: return mouse info using the MSC serial protocol, but without 446 * using bytes 4 and 5. 447 * (Yes this is cheesy, but it makes the X386 server happy, so...) 448 */ 449static int 450mseread(dev, uio, ioflag) 451 dev_t dev; 452 struct uio *uio; 453 int ioflag; 454{ 455 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 456 int xfer, s, error; 457 458 /* 459 * If there are no protocol bytes to be read, set up a new protocol 460 * packet. 461 */ 462 s = spltty(); /* XXX Should be its own spl, but where is imlXX() */ 463 if (sc->sc_bytesread >= sc->mode.packetsize) { 464 while (sc->sc_deltax == 0 && sc->sc_deltay == 0 && 465 (sc->sc_obuttons ^ sc->sc_buttons) == 0) { 466 if (MSE_NBLOCKIO(dev)) { 467 splx(s); 468 return (0); 469 } 470 sc->sc_flags |= MSESC_WANT; 471 error = tsleep(sc, MSEPRI | PCATCH, 472 "mseread", 0); 473 if (error) { 474 splx(s); 475 return (error); 476 } 477 } 478 479 /* 480 * Generate protocol bytes. 481 * For some reason X386 expects 5 bytes but never uses 482 * the fourth or fifth? 483 */ 484 sc->sc_bytes[0] = sc->mode.syncmask[1] 485 | (sc->sc_buttons & ~sc->mode.syncmask[0]); 486 if (sc->sc_deltax > 127) 487 sc->sc_deltax = 127; 488 if (sc->sc_deltax < -127) 489 sc->sc_deltax = -127; 490 sc->sc_deltay = -sc->sc_deltay; /* Otherwise mousey goes wrong way */ 491 if (sc->sc_deltay > 127) 492 sc->sc_deltay = 127; 493 if (sc->sc_deltay < -127) 494 sc->sc_deltay = -127; 495 sc->sc_bytes[1] = sc->sc_deltax; 496 sc->sc_bytes[2] = sc->sc_deltay; 497 sc->sc_bytes[3] = sc->sc_bytes[4] = 0; 498 sc->sc_bytes[5] = sc->sc_bytes[6] = 0; 499 sc->sc_bytes[7] = MOUSE_SYS_EXTBUTTONS; 500 sc->sc_obuttons = sc->sc_buttons; 501 sc->sc_deltax = sc->sc_deltay = 0; 502 sc->sc_bytesread = 0; 503 } 504 splx(s); 505 xfer = min(uio->uio_resid, sc->mode.packetsize - sc->sc_bytesread); 506 error = uiomove(&sc->sc_bytes[sc->sc_bytesread], xfer, uio); 507 if (error) 508 return (error); 509 sc->sc_bytesread += xfer; 510 return(0); 511} 512 513/* 514 * mseioctl: process ioctl commands. 515 */ 516static int 517mseioctl(dev, cmd, addr, flag, td) 518 dev_t dev; 519 u_long cmd; 520 caddr_t addr; 521 int flag; 522 struct thread *td; 523{ 524 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 525 mousestatus_t status; 526 int err = 0; 527 int s; 528 529 switch (cmd) { 530 531 case MOUSE_GETHWINFO: 532 s = spltty(); 533 *(mousehw_t *)addr = sc->hw; 534 if (sc->mode.level == 0) 535 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 536 splx(s); 537 break; 538 539 case MOUSE_GETMODE: 540 s = spltty(); 541 *(mousemode_t *)addr = sc->mode; 542 switch (sc->mode.level) { 543 case 0: 544 break; 545 case 1: 546 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 547 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 548 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 549 break; 550 } 551 splx(s); 552 break; 553 554 case MOUSE_SETMODE: 555 switch (((mousemode_t *)addr)->level) { 556 case 0: 557 case 1: 558 break; 559 default: 560 return (EINVAL); 561 } 562 if (((mousemode_t *)addr)->accelfactor < -1) 563 return (EINVAL); 564 else if (((mousemode_t *)addr)->accelfactor >= 0) 565 sc->mode.accelfactor = 566 ((mousemode_t *)addr)->accelfactor; 567 sc->mode.level = ((mousemode_t *)addr)->level; 568 switch (sc->mode.level) { 569 case 0: 570 sc->sc_bytesread = sc->mode.packetsize 571 = MOUSE_MSC_PACKETSIZE; 572 break; 573 case 1: 574 sc->sc_bytesread = sc->mode.packetsize 575 = MOUSE_SYS_PACKETSIZE; 576 break; 577 } 578 break; 579 580 case MOUSE_GETLEVEL: 581 *(int *)addr = sc->mode.level; 582 break; 583 584 case MOUSE_SETLEVEL: 585 switch (*(int *)addr) { 586 case 0: 587 sc->mode.level = *(int *)addr; 588 sc->sc_bytesread = sc->mode.packetsize 589 = MOUSE_MSC_PACKETSIZE; 590 break; 591 case 1: 592 sc->mode.level = *(int *)addr; 593 sc->sc_bytesread = sc->mode.packetsize 594 = MOUSE_SYS_PACKETSIZE; 595 break; 596 default: 597 return (EINVAL); 598 } 599 break; 600 601 case MOUSE_GETSTATUS: 602 s = spltty(); 603 status = sc->status; 604 sc->status.flags = 0; 605 sc->status.obutton = sc->status.button; 606 sc->status.button = 0; 607 sc->status.dx = 0; 608 sc->status.dy = 0; 609 sc->status.dz = 0; 610 splx(s); 611 *(mousestatus_t *)addr = status; 612 break; 613 614 case MOUSE_READSTATE: 615 case MOUSE_READDATA: 616 return (ENODEV); 617 618#if (defined(MOUSE_GETVARS)) 619 case MOUSE_GETVARS: 620 case MOUSE_SETVARS: 621 return (ENODEV); 622#endif 623 624 default: 625 return (ENOTTY); 626 } 627 return (err); 628} 629 630/* 631 * msepoll: check for mouse input to be processed. 632 */ 633static int 634msepoll(dev, events, td) 635 dev_t dev; 636 int events; 637 struct thread *td; 638{ 639 mse_softc_t *sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 640 int s; 641 int revents = 0; 642 643 s = spltty(); 644 if (events & (POLLIN | POLLRDNORM)) { 645 if (sc->sc_bytesread != sc->mode.packetsize || 646 sc->sc_deltax != 0 || sc->sc_deltay != 0 || 647 (sc->sc_obuttons ^ sc->sc_buttons) != 0) 648 revents |= events & (POLLIN | POLLRDNORM); 649 else { 650 /* 651 * Since this is an exclusive open device, any previous 652 * proc pointer is trash now, so we can just assign it. 653 */ 654 selrecord(td, &sc->sc_selp); 655 } 656 } 657 splx(s); 658 return (revents); 659} 660 661/* 662 * msetimeout: watchdog timer routine. 663 */ 664static void 665msetimeout(arg) 666 void *arg; 667{ 668 dev_t dev; 669 mse_softc_t *sc; 670 671 dev = (dev_t)arg; 672 sc = devclass_get_softc(mse_devclass, MSE_UNIT(dev)); 673 if (sc->sc_watchdog) { 674 if (bootverbose) 675 printf("mse%d: lost interrupt?\n", MSE_UNIT(dev)); 676 mseintr(sc); 677 } 678 sc->sc_watchdog = TRUE; 679 sc->sc_callout = timeout(msetimeout, dev, hz); 680} 681 682/* 683 * mseintr: update mouse status. sc_deltax and sc_deltay are accumulative. 684 */ 685static void 686mseintr(arg) 687 void *arg; 688{ 689 /* 690 * the table to turn MouseSystem button bits (MOUSE_MSC_BUTTON?UP) 691 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 692 */ 693 static int butmap[8] = { 694 0, 695 MOUSE_BUTTON3DOWN, 696 MOUSE_BUTTON2DOWN, 697 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 698 MOUSE_BUTTON1DOWN, 699 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 700 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 701 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 702 }; 703 mse_softc_t *sc = arg; 704 int dx, dy, but; 705 int sign; 706 707#ifdef DEBUG 708 static int mse_intrcnt = 0; 709 if((mse_intrcnt++ % 10000) == 0) 710 printf("mseintr\n"); 711#endif /* DEBUG */ 712 if ((sc->sc_flags & MSESC_OPEN) == 0) 713 return; 714 715 (*sc->sc_getmouse)(sc->sc_iot, sc->sc_ioh, &dx, &dy, &but); 716 if (sc->mode.accelfactor > 0) { 717 sign = (dx < 0); 718 dx = dx * dx / sc->mode.accelfactor; 719 if (dx == 0) 720 dx = 1; 721 if (sign) 722 dx = -dx; 723 sign = (dy < 0); 724 dy = dy * dy / sc->mode.accelfactor; 725 if (dy == 0) 726 dy = 1; 727 if (sign) 728 dy = -dy; 729 } 730 sc->sc_deltax += dx; 731 sc->sc_deltay += dy; 732 sc->sc_buttons = but; 733 734 but = butmap[~but & MOUSE_MSC_BUTTONS]; 735 sc->status.dx += dx; 736 sc->status.dy += dy; 737 sc->status.flags |= ((dx || dy) ? MOUSE_POSCHANGED : 0) 738 | (sc->status.button ^ but); 739 sc->status.button = but; 740 741 sc->sc_watchdog = FALSE; 742 743 /* 744 * If mouse state has changed, wake up anyone wanting to know. 745 */ 746 if (sc->sc_deltax != 0 || sc->sc_deltay != 0 || 747 (sc->sc_obuttons ^ sc->sc_buttons) != 0) { 748 if (sc->sc_flags & MSESC_WANT) { 749 sc->sc_flags &= ~MSESC_WANT; 750 wakeup(sc); 751 } 752 selwakeup(&sc->sc_selp); 753 } 754} 755 756/* 757 * Routines for the Logitech mouse. 758 */ 759/* 760 * Test for a Logitech bus mouse and return 1 if it is. 761 * (until I know how to use the signature port properly, just disable 762 * interrupts and return 1) 763 */ 764static int 765mse_probelogi(dev, sc) 766 device_t dev; 767 mse_softc_t *sc; 768{ 769 770 int sig; 771 772 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTD, MSE_SETUP); 773 /* set the signature port */ 774 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB, MSE_LOGI_SIG); 775 776 DELAY(30000); /* 30 ms delay */ 777 sig = bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB) & 0xFF; 778 if (sig == MSE_LOGI_SIG) { 779 bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC, 780 MSE_DISINTR); 781 return(1); 782 } else { 783 if (bootverbose) 784 device_printf(dev, "wrong signature %x\n", sig); 785 return(0); 786 } 787} 788 789/* 790 * Initialize Logitech mouse and enable interrupts. 791 */ 792static void 793mse_enablelogi(tag, handle) 794 bus_space_tag_t tag; 795 bus_space_handle_t handle; 796{ 797 int dx, dy, but; 798 799 bus_space_write_1(tag, handle, MSE_PORTD, MSE_SETUP); 800 mse_getlogi(tag, handle, &dx, &dy, &but); 801} 802 803/* 804 * Disable interrupts for Logitech mouse. 805 */ 806static void 807mse_disablelogi(tag, handle) 808 bus_space_tag_t tag; 809 bus_space_handle_t handle; 810{ 811 812 bus_space_write_1(tag, handle, MSE_PORTC, MSE_DISINTR); 813} 814 815/* 816 * Get the current dx, dy and button up/down state. 817 */ 818static void 819mse_getlogi(tag, handle, dx, dy, but) 820 bus_space_tag_t tag; 821 bus_space_handle_t handle; 822 int *dx; 823 int *dy; 824 int *but; 825{ 826 register char x, y; 827 828 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RXLOW); 829 x = bus_space_read_1(tag, handle, MSE_PORTA); 830 *but = (x >> 5) & MOUSE_MSC_BUTTONS; 831 x &= 0xf; 832 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RXHIGH); 833 x |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4); 834 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYLOW); 835 y = (bus_space_read_1(tag, handle, MSE_PORTA) & 0xf); 836 bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYHIGH); 837 y |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4); 838 *dx = x; 839 *dy = y; 840 bus_space_write_1(tag, handle, MSE_PORTC, MSE_INTREN); 841} 842 843/* 844 * Routines for the ATI Inport bus mouse. 845 */ 846/* 847 * Test for an ATI Inport bus mouse and return 1 if it is. 848 * (do not enable interrupts) 849 */ 850static int 851mse_probeati(dev, sc) 852 device_t dev; 853 mse_softc_t *sc; 854{ 855 int i; 856 857 for (i = 0; i < 2; i++) 858 if (bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC) == 0xde) 859 return (1); 860 return (0); 861} 862 863/* 864 * Initialize ATI Inport mouse and enable interrupts. 865 */ 866static void 867mse_enableati(tag, handle) 868 bus_space_tag_t tag; 869 bus_space_handle_t handle; 870{ 871 872 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_RESET); 873 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); 874 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN); 875} 876 877/* 878 * Disable interrupts for ATI Inport mouse. 879 */ 880static void 881mse_disableati(tag, handle) 882 bus_space_tag_t tag; 883 bus_space_handle_t handle; 884{ 885 886 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); 887 bus_space_write_1(tag, handle, MSE_PORTB, 0); 888} 889 890/* 891 * Get current dx, dy and up/down button state. 892 */ 893static void 894mse_getati(tag, handle, dx, dy, but) 895 bus_space_tag_t tag; 896 bus_space_handle_t handle; 897 int *dx; 898 int *dy; 899 int *but; 900{ 901 register char byte; 902 903 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); 904 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_HOLD); 905 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_STATUS); 906 *but = ~bus_space_read_1(tag, handle, MSE_PORTB) & MOUSE_MSC_BUTTONS; 907 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DX); 908 byte = bus_space_read_1(tag, handle, MSE_PORTB); 909 *dx = byte; 910 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DY); 911 byte = bus_space_read_1(tag, handle, MSE_PORTB); 912 *dy = byte; 913 bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); 914 bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN); 915}
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