1 /*- 2 * Copyright (c) 1992, 1993 Erik Forsberg. 3 * Copyright (c) 1996, 1997 Kazutaka YOKOTA. 4 * 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 * 12 * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED 13 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 15 * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 16 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 17 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 18 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 19 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 20 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 21 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 22 * 23 * $FreeBSD$ 24 */ 25 26 /* 27 * Ported to 386bsd Oct 17, 1992 28 * Sandi Donno, Computer Science, University of Cape Town, South Africa 29 * Please send bug reports to sandi@cs.uct.ac.za 30 * 31 * Thanks are also due to Rick Macklem, rick@snowhite.cis.uoguelph.ca - 32 * although I was only partially successful in getting the alpha release 33 * of his "driver for the Logitech and ATI Inport Bus mice for use with 34 * 386bsd and the X386 port" to work with my Microsoft mouse, I nevertheless 35 * found his code to be an invaluable reference when porting this driver 36 * to 386bsd. 37 * 38 * Further modifications for latest 386BSD+patchkit and port to NetBSD, 39 * Andrew Herbert <andrew@werple.apana.org.au> - 8 June 1993 40 * 41 * Cloned from the Microsoft Bus Mouse driver, also by Erik Forsberg, by 42 * Andrew Herbert - 12 June 1993 43 * 44 * Modified for PS/2 mouse by Charles Hannum <mycroft@ai.mit.edu> 45 * - 13 June 1993 46 * 47 * Modified for PS/2 AUX mouse by Shoji Yuen <yuen@nuie.nagoya-u.ac.jp> 48 * - 24 October 1993 49 * 50 * Hardware access routines and probe logic rewritten by 51 * Kazutaka Yokota <yokota@zodiac.mech.utsunomiya-u.ac.jp> 52 * - 3, 14, 22 October 1996. 53 * - 12 November 1996. IOCTLs and rearranging `psmread', `psmioctl'... 54 * - 14, 30 November 1996. Uses `kbdio.c'. 55 * - 13 December 1996. Uses queuing version of `kbdio.c'. 56 * - January/February 1997. Tweaked probe logic for 57 * HiNote UltraII/Latitude/Armada laptops. 58 * - 30 July 1997. Added APM support. 59 * - 5 March 1997. Defined driver configuration flags (PSM_CONFIG_XXX). 60 * Improved sync check logic. 61 * Vendor specific support routines. 62 */ 63 64 #include "psm.h" 65 #include "opt_psm.h" 66 67 #if NPSM > 0 68 69 #include <sys/param.h> 70 #include <sys/systm.h> 71 #include <sys/kernel.h> 72 #include <sys/module.h> 73 #include <sys/bus.h> 74 #include <sys/conf.h> 75 #include <sys/poll.h> 76 #include <sys/syslog.h> 77 #include <sys/malloc.h> 78 #include <machine/bus.h> 79 #include <sys/rman.h> 80 #include <sys/select.h> 81 #include <sys/uio.h> 82 83 #include <machine/clock.h> 84 #include <machine/limits.h> 85 #include <machine/mouse.h> 86 #include <machine/resource.h> 87 88 #include <isa/isavar.h> 89 #include <dev/kbd/atkbdcreg.h> 90 91 /* 92 * Driver specific options: the following options may be set by 93 * `options' statements in the kernel configuration file. 94 */ 95 96 /* debugging */ 97 #ifndef PSM_DEBUG 98 #define PSM_DEBUG 0 /* logging: 0: none, 1: brief, 2: verbose */ 99 #endif 100 101 /* features */ 102 103 /* #define PSM_HOOKRESUME hook the system resume event */ 104 /* #define PSM_RESETAFTERSUSPEND reset the device at the resume event */ 105 106 #ifdef PSM_HOOKAPM 107 #undef PSM_HOOKRESUME 108 #define PSM_HOOKRESUME 1 109 #endif /* PSM_HOOKAPM */ 110 111 #ifndef PSM_HOOKRESUME 112 #undef PSM_RESETAFTERSUSPEND 113 #endif /* PSM_HOOKRESUME */ 114 115 /* end of driver specific options */ 116 117 /* input queue */ 118 #define PSM_BUFSIZE 960 119 #define PSM_SMALLBUFSIZE 240 120 121 /* operation levels */ 122 #define PSM_LEVEL_BASE 0 123 #define PSM_LEVEL_STANDARD 1 124 #define PSM_LEVEL_NATIVE 2 125 #define PSM_LEVEL_MIN PSM_LEVEL_BASE 126 #define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 127 128 /* Logitech PS2++ protocol */ 129 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 130 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 131 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 132 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 133 134 /* some macros */ 135 #define PSM_UNIT(dev) (minor(dev) >> 1) 136 #define PSM_NBLOCKIO(dev) (minor(dev) & 1) 137 #define PSM_MKMINOR(unit,block) (((unit) << 1) | ((block) ? 0:1)) 138 139 #ifndef max 140 #define max(x,y) ((x) > (y) ? (x) : (y)) 141 #endif 142 #ifndef min 143 #define min(x,y) ((x) < (y) ? (x) : (y)) 144 #endif 145 146 #define abs(x) (((x) < 0) ? -(x) : (x)) 147 148 /* ring buffer */ 149 typedef struct ringbuf { 150 int count; /* # of valid elements in the buffer */ 151 int head; /* head pointer */ 152 int tail; /* tail poiner */ 153 unsigned char buf[PSM_BUFSIZE]; 154 } ringbuf_t; 155 156 /* driver control block */ 157 struct psm_softc { /* Driver status information */ 158 struct selinfo rsel; /* Process selecting for Input */ 159 unsigned char state; /* Mouse driver state */ 160 int config; /* driver configuration flags */ 161 int flags; /* other flags */ 162 KBDC kbdc; /* handle to access the keyboard controller */ 163 int addr; /* I/O port address */ 164 mousehw_t hw; /* hardware information */ 165 mousemode_t mode; /* operation mode */ 166 mousemode_t dflt_mode; /* default operation mode */ 167 mousestatus_t status; /* accumulated mouse movement */ 168 ringbuf_t queue; /* mouse status queue */ 169 unsigned char ipacket[16]; /* interim input buffer */ 170 int inputbytes; /* # of bytes in the input buffer */ 171 int button; /* the latest button state */ 172 int xold; /* previous absolute X position */ 173 int yold; /* previous absolute Y position */ 174 }; 175 devclass_t psm_devclass; 176 #define PSM_SOFTC(unit) ((struct psm_softc*)devclass_get_softc(psm_devclass, unit)) 177 178 /* driver state flags (state) */ 179 #define PSM_VALID 0x80 180 #define PSM_OPEN 1 /* Device is open */ 181 #define PSM_ASLP 2 /* Waiting for mouse data */ 182 183 /* driver configuration flags (config) */ 184 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 185 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 186 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 187 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 188 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 189 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 190 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 191 192 #define PSM_CONFIG_FLAGS (PSM_CONFIG_RESOLUTION \ 193 | PSM_CONFIG_ACCEL \ 194 | PSM_CONFIG_NOCHECKSYNC \ 195 | PSM_CONFIG_NOIDPROBE \ 196 | PSM_CONFIG_NORESET \ 197 | PSM_CONFIG_FORCETAP \ 198 | PSM_CONFIG_IGNPORTERROR) 199 200 /* other flags (flags) */ 201 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 202 203 /* for backward compatibility */ 204 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 205 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 206 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 207 208 typedef struct old_mousehw { 209 int buttons; 210 int iftype; 211 int type; 212 int hwid; 213 } old_mousehw_t; 214 215 typedef struct old_mousemode { 216 int protocol; 217 int rate; 218 int resolution; 219 int accelfactor; 220 } old_mousemode_t; 221 222 /* packet formatting function */ 223 typedef int packetfunc_t __P((struct psm_softc *, unsigned char *, 224 int *, int, mousestatus_t *)); 225 226 /* function prototypes */ 227 static int psmprobe __P((device_t)); 228 static int psmattach __P((device_t)); 229 static int psmresume __P((device_t)); 230 231 static d_open_t psmopen; 232 static d_close_t psmclose; 233 static d_read_t psmread; 234 static d_ioctl_t psmioctl; 235 static d_poll_t psmpoll; 236 237 static int enable_aux_dev __P((KBDC)); 238 static int disable_aux_dev __P((KBDC)); 239 static int get_mouse_status __P((KBDC, int *, int, int)); 240 static int get_aux_id __P((KBDC)); 241 static int set_mouse_sampling_rate __P((KBDC, int)); 242 static int set_mouse_scaling __P((KBDC, int)); 243 static int set_mouse_resolution __P((KBDC, int)); 244 #ifdef PSM_RESETAFTERSUSPEND 245 static int set_mouse_mode __P((KBDC)); 246 #endif /* PSM_RESETAFTERSUSPEND */ 247 static int get_mouse_buttons __P((KBDC)); 248 static int is_a_mouse __P((int)); 249 static void recover_from_error __P((KBDC)); 250 static int restore_controller __P((KBDC, int)); 251 #ifdef PSM_RESETAFTERSUSPEND 252 static int reinitialize __P((int, mousemode_t *)); 253 #endif 254 static int doopen __P((int, int)); 255 static char *model_name(int); 256 static void psmintr(void*); 257 258 /* vendor specific features */ 259 typedef int probefunc_t __P((struct psm_softc *)); 260 261 static int mouse_id_proc1 __P((KBDC, int, int, int *)); 262 static probefunc_t enable_groller; 263 static probefunc_t enable_gmouse; 264 static probefunc_t enable_aglide; 265 static probefunc_t enable_kmouse; 266 static probefunc_t enable_msintelli; 267 static probefunc_t enable_mmanplus; 268 static probefunc_t enable_versapad; 269 static int tame_mouse __P((struct psm_softc *, mousestatus_t *, unsigned char *)); 270 271 static struct { 272 int model; 273 unsigned char syncmask; 274 int packetsize; 275 probefunc_t *probefunc; 276 } vendortype[] = { 277 { MOUSE_MODEL_NET, /* Genius NetMouse */ 278 0xc8, MOUSE_INTELLI_PACKETSIZE, enable_gmouse, }, 279 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 280 0xc8, 6, enable_groller, }, 281 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 282 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide, }, 283 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 284 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus, }, 285 { MOUSE_MODEL_THINK, /* Kensignton ThinkingMouse */ 286 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse, }, 287 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 288 0xc8, MOUSE_INTELLI_PACKETSIZE, enable_msintelli, }, 289 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 290 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad, }, 291 { MOUSE_MODEL_GENERIC, 292 0xc0, MOUSE_PS2_PACKETSIZE, NULL, }, 293 }; 294 #define GENERIC_MOUSE_ENTRY 7 295 296 /* device driver declarateion */ 297 static device_method_t psm_methods[] = { 298 /* Device interface */ 299 DEVMETHOD(device_probe, psmprobe), 300 DEVMETHOD(device_attach, psmattach), 301 DEVMETHOD(device_resume, psmresume), 302 303 { 0, 0 } 304 }; 305 306 static driver_t psm_driver = { 307 "psm", 308 psm_methods, 309 sizeof(struct psm_softc), 310 }; 311 312 #define CDEV_MAJOR 21 313 314 static struct cdevsw psm_cdevsw = { 315 /* open */ psmopen, 316 /* close */ psmclose, 317 /* read */ psmread, 318 /* write */ nowrite, 319 /* ioctl */ psmioctl, 320 /* poll */ psmpoll, 321 /* mmap */ nommap, 322 /* strategy */ nostrategy, 323 /* name */ "psm", 324 /* maj */ CDEV_MAJOR, 325 /* dump */ nodump, 326 /* psize */ nopsize, 327 /* flags */ 0, 328 /* bmaj */ -1 329 }; 330 331 /* debug message level */ 332 static int verbose = PSM_DEBUG; 333 334 /* device I/O routines */ 335 static int 336 enable_aux_dev(KBDC kbdc) 337 { 338 int res; 339 340 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 341 if (verbose >= 2) 342 log(LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res); 343 344 return (res == PSM_ACK); 345 } 346 347 static int 348 disable_aux_dev(KBDC kbdc) 349 { 350 int res; 351 352 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 353 if (verbose >= 2) 354 log(LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res); 355 356 return (res == PSM_ACK); 357 } 358 359 static int 360 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 361 { 362 int cmd; 363 int res; 364 int i; 365 366 switch (flag) { 367 case 0: 368 default: 369 cmd = PSMC_SEND_DEV_STATUS; 370 break; 371 case 1: 372 cmd = PSMC_SEND_DEV_DATA; 373 break; 374 } 375 empty_aux_buffer(kbdc, 5); 376 res = send_aux_command(kbdc, cmd); 377 if (verbose >= 2) 378 log(LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 379 (flag == 1) ? "DATA" : "STATUS", res); 380 if (res != PSM_ACK) 381 return 0; 382 383 for (i = 0; i < len; ++i) { 384 status[i] = read_aux_data(kbdc); 385 if (status[i] < 0) 386 break; 387 } 388 389 if (verbose) { 390 log(LOG_DEBUG, "psm: %s %02x %02x %02x\n", 391 (flag == 1) ? "data" : "status", status[0], status[1], status[2]); 392 } 393 394 return i; 395 } 396 397 static int 398 get_aux_id(KBDC kbdc) 399 { 400 int res; 401 int id; 402 403 empty_aux_buffer(kbdc, 5); 404 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 405 if (verbose >= 2) 406 log(LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res); 407 if (res != PSM_ACK) 408 return (-1); 409 410 /* 10ms delay */ 411 DELAY(10000); 412 413 id = read_aux_data(kbdc); 414 if (verbose >= 2) 415 log(LOG_DEBUG, "psm: device ID: %04x\n", id); 416 417 return id; 418 } 419 420 static int 421 set_mouse_sampling_rate(KBDC kbdc, int rate) 422 { 423 int res; 424 425 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 426 if (verbose >= 2) 427 log(LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res); 428 429 return ((res == PSM_ACK) ? rate : -1); 430 } 431 432 static int 433 set_mouse_scaling(KBDC kbdc, int scale) 434 { 435 int res; 436 437 switch (scale) { 438 case 1: 439 default: 440 scale = PSMC_SET_SCALING11; 441 break; 442 case 2: 443 scale = PSMC_SET_SCALING21; 444 break; 445 } 446 res = send_aux_command(kbdc, scale); 447 if (verbose >= 2) 448 log(LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 449 (scale == PSMC_SET_SCALING21) ? "21" : "11", res); 450 451 return (res == PSM_ACK); 452 } 453 454 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 455 static int 456 set_mouse_resolution(KBDC kbdc, int val) 457 { 458 int res; 459 460 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 461 if (verbose >= 2) 462 log(LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res); 463 464 return ((res == PSM_ACK) ? val : -1); 465 } 466 467 #ifdef PSM_RESETAFTERSUSPEND 468 /* 469 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 470 * re-enabled by calling `enable_aux_dev()' 471 */ 472 static int 473 set_mouse_mode(KBDC kbdc) 474 { 475 int res; 476 477 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 478 if (verbose >= 2) 479 log(LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res); 480 481 return (res == PSM_ACK); 482 } 483 #endif /* PSM_RESETAFTERSUSPEND */ 484 485 486 static int 487 get_mouse_buttons(KBDC kbdc) 488 { 489 int c = 2; /* assume two buttons by default */ 490 int status[3]; 491 492 /* 493 * NOTE: a special sequence to obtain Logitech Mouse specific 494 * information: set resolution to 25 ppi, set scaling to 1:1, set 495 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 496 * mouse status bytes is the number of available buttons. 497 * Some manufactures also support this sequence. 498 */ 499 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 500 return c; 501 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) 502 && set_mouse_scaling(kbdc, 1) 503 && (get_mouse_status(kbdc, status, 0, 3) >= 3)) { 504 if (status[1] != 0) 505 return status[1]; 506 } 507 return c; 508 } 509 510 /* misc subroutines */ 511 /* 512 * Someday, I will get the complete list of valid pointing devices and 513 * their IDs... XXX 514 */ 515 static int 516 is_a_mouse(int id) 517 { 518 #if 0 519 static int valid_ids[] = { 520 PSM_MOUSE_ID, /* mouse */ 521 PSM_BALLPOINT_ID, /* ballpoint device */ 522 PSM_INTELLI_ID, /* Intellimouse */ 523 -1 /* end of table */ 524 }; 525 int i; 526 527 for (i = 0; valid_ids[i] >= 0; ++i) 528 if (valid_ids[i] == id) 529 return TRUE; 530 return FALSE; 531 #else 532 return TRUE; 533 #endif 534 } 535 536 static char * 537 model_name(int model) 538 { 539 static struct { 540 int model_code; 541 char *model_name; 542 } models[] = { 543 { MOUSE_MODEL_NETSCROLL, "NetScroll Mouse" }, 544 { MOUSE_MODEL_NET, "NetMouse" }, 545 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 546 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 547 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 548 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 549 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 550 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 551 { MOUSE_MODEL_UNKNOWN, NULL }, 552 }; 553 int i; 554 555 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) { 556 if (models[i].model_code == model) 557 return models[i].model_name; 558 } 559 return "Unknown"; 560 } 561 562 static void 563 recover_from_error(KBDC kbdc) 564 { 565 /* discard anything left in the output buffer */ 566 empty_both_buffers(kbdc, 10); 567 568 #if 0 569 /* 570 * NOTE: KBDC_RESET_KBD may not restore the communication between the 571 * keyboard and the controller. 572 */ 573 reset_kbd(kbdc); 574 #else 575 /* 576 * NOTE: somehow diagnostic and keyboard port test commands bring the 577 * keyboard back. 578 */ 579 if (!test_controller(kbdc)) 580 log(LOG_ERR, "psm: keyboard controller failed.\n"); 581 /* if there isn't a keyboard in the system, the following error is OK */ 582 if (test_kbd_port(kbdc) != 0) { 583 if (verbose) 584 log(LOG_ERR, "psm: keyboard port failed.\n"); 585 } 586 #endif 587 } 588 589 static int 590 restore_controller(KBDC kbdc, int command_byte) 591 { 592 empty_both_buffers(kbdc, 10); 593 594 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 595 log(LOG_ERR, "psm: failed to restore the keyboard controller " 596 "command byte.\n"); 597 return FALSE; 598 } else { 599 return TRUE; 600 } 601 } 602 603 #ifdef PSM_RESETAFTERSUSPEND 604 /* 605 * Re-initialize the aux port and device. The aux port must be enabled 606 * and its interrupt must be disabled before calling this routine. 607 * The aux device will be disabled before returning. 608 * The keyboard controller must be locked via `kbdc_lock()' before 609 * calling this routine. 610 */ 611 static int 612 reinitialize(int unit, mousemode_t *mode) 613 { 614 struct psm_softc *sc = PSM_SOFTC(unit); 615 KBDC kbdc = sc->kbdc; 616 int stat[3]; 617 int i; 618 619 switch((i = test_aux_port(kbdc))) { 620 case 1: /* ignore this error */ 621 case PSM_ACK: 622 if (verbose) 623 log(LOG_DEBUG, "psm%d: strange result for test aux port (%d).\n", 624 unit, i); 625 /* fall though */ 626 case 0: /* no error */ 627 break; 628 case -1: /* time out */ 629 default: /* error */ 630 recover_from_error(kbdc); 631 if (sc->config & PSM_CONFIG_IGNPORTERROR) 632 break; 633 log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 634 unit, i); 635 return FALSE; 636 } 637 638 if (sc->config & PSM_CONFIG_NORESET) { 639 /* 640 * Don't try to reset the pointing device. It may possibly be 641 * left in the unknown state, though... 642 */ 643 } else { 644 /* 645 * NOTE: some controllers appears to hang the `keyboard' when 646 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 647 */ 648 if (!reset_aux_dev(kbdc)) { 649 recover_from_error(kbdc); 650 log(LOG_ERR, "psm%d: failed to reset the aux device.\n", unit); 651 return FALSE; 652 } 653 } 654 655 /* 656 * both the aux port and the aux device is functioning, see 657 * if the device can be enabled. 658 */ 659 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 660 log(LOG_ERR, "psm%d: failed to enable the aux device.\n", unit); 661 return FALSE; 662 } 663 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 664 665 if (sc->config & PSM_CONFIG_NOIDPROBE) { 666 i = GENERIC_MOUSE_ENTRY; 667 } else { 668 /* FIXME: hardware ID, mouse buttons? */ 669 670 /* other parameters */ 671 for (i = 0; vendortype[i].probefunc != NULL; ++i) { 672 if ((*vendortype[i].probefunc)(sc)) { 673 if (verbose >= 2) 674 log(LOG_ERR, "psm%d: found %s\n", 675 unit, model_name(vendortype[i].model)); 676 break; 677 } 678 } 679 } 680 681 sc->hw.model = vendortype[i].model; 682 sc->mode.packetsize = vendortype[i].packetsize; 683 684 /* set mouse parameters */ 685 if (mode != (mousemode_t *)NULL) { 686 if (mode->rate > 0) 687 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 688 if (mode->resolution >= 0) 689 mode->resolution = set_mouse_resolution(kbdc, mode->resolution); 690 set_mouse_scaling(kbdc, 1); 691 set_mouse_mode(kbdc); 692 } 693 694 /* request a data packet and extract sync. bits */ 695 if (get_mouse_status(kbdc, stat, 1, 3) < 3) { 696 log(LOG_DEBUG, "psm%d: failed to get data (reinitialize).\n", unit); 697 sc->mode.syncmask[0] = 0; 698 } else { 699 sc->mode.syncmask[1] = stat[0] & sc->mode.syncmask[0]; /* syncbits */ 700 /* the NetScroll Mouse will send three more bytes... Ignore them */ 701 empty_aux_buffer(kbdc, 5); 702 } 703 704 /* just check the status of the mouse */ 705 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 706 log(LOG_DEBUG, "psm%d: failed to get status (reinitialize).\n", unit); 707 708 return TRUE; 709 } 710 #endif /* PSM_RESETAFTERSUSPEND */ 711 712 static int 713 doopen(int unit, int command_byte) 714 { 715 struct psm_softc *sc = PSM_SOFTC(unit); 716 int stat[3]; 717 718 /* enable the mouse device */ 719 if (!enable_aux_dev(sc->kbdc)) { 720 /* MOUSE ERROR: failed to enable the mouse because: 721 * 1) the mouse is faulty, 722 * 2) the mouse has been removed(!?) 723 * In the latter case, the keyboard may have hung, and need 724 * recovery procedure... 725 */ 726 recover_from_error(sc->kbdc); 727 #if 0 728 /* FIXME: we could reset the mouse here and try to enable 729 * it again. But it will take long time and it's not a good 730 * idea to disable the keyboard that long... 731 */ 732 if (!reinitialize(unit, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 733 recover_from_error(sc->kbdc); 734 #else 735 { 736 #endif 737 restore_controller(sc->kbdc, command_byte); 738 /* mark this device is no longer available */ 739 sc->state &= ~PSM_VALID; 740 log(LOG_ERR, "psm%d: failed to enable the device (doopen).\n", 741 unit); 742 return (EIO); 743 } 744 } 745 746 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 747 log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", unit); 748 749 /* enable the aux port and interrupt */ 750 if (!set_controller_command_byte(sc->kbdc, 751 kbdc_get_device_mask(sc->kbdc), 752 (command_byte & KBD_KBD_CONTROL_BITS) 753 | KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 754 /* CONTROLLER ERROR */ 755 disable_aux_dev(sc->kbdc); 756 restore_controller(sc->kbdc, command_byte); 757 log(LOG_ERR, "psm%d: failed to enable the aux interrupt (doopen).\n", 758 unit); 759 return (EIO); 760 } 761 762 return (0); 763 } 764 765 /* psm driver entry points */ 766 767 #define endprobe(v) { if (bootverbose) \ 768 --verbose; \ 769 kbdc_set_device_mask(sc->kbdc, mask); \ 770 kbdc_lock(sc->kbdc, FALSE); \ 771 free(sc, M_DEVBUF); \ 772 return (v); \ 773 } 774 775 static int 776 psmprobe(device_t dev) 777 { 778 int unit = device_get_unit(dev); 779 struct psm_softc *sc = device_get_softc(dev); 780 uintptr_t port; 781 uintptr_t flags; 782 int stat[3]; 783 int command_byte; 784 int mask; 785 int i; 786 787 #if 0 788 kbdc_debug(TRUE); 789 #endif 790 BUS_READ_IVAR(device_get_parent(dev), dev, KBDC_IVAR_PORT, &port); 791 BUS_READ_IVAR(device_get_parent(dev), dev, KBDC_IVAR_FLAGS, &flags); 792 793 sc->addr = port; 794 sc->kbdc = kbdc_open(sc->addr); 795 sc->config = flags & PSM_CONFIG_FLAGS; 796 sc->flags = 0; 797 if (bootverbose) 798 ++verbose; 799 800 device_set_desc(dev, "PS/2 Mouse"); 801 802 if (!kbdc_lock(sc->kbdc, TRUE)) { 803 printf("psm%d: unable to lock the controller.\n", unit); 804 if (bootverbose) 805 --verbose; 806 return (ENXIO); 807 } 808 809 /* 810 * NOTE: two bits in the command byte controls the operation of the 811 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 812 * port interrupt (IRQ 12) enable bit (bit 2). 813 */ 814 815 /* discard anything left after the keyboard initialization */ 816 empty_both_buffers(sc->kbdc, 10); 817 818 /* save the current command byte; it will be used later */ 819 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 820 command_byte = get_controller_command_byte(sc->kbdc); 821 if (verbose) 822 printf("psm%d: current command byte:%04x\n", unit, command_byte); 823 if (command_byte == -1) { 824 /* CONTROLLER ERROR */ 825 printf("psm%d: unable to get the current command byte value.\n", 826 unit); 827 endprobe(ENXIO); 828 } 829 830 /* 831 * disable the keyboard port while probing the aux port, which must be 832 * enabled during this routine 833 */ 834 if (!set_controller_command_byte(sc->kbdc, 835 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 836 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 837 | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 838 /* 839 * this is CONTROLLER ERROR; I don't know how to recover 840 * from this error... 841 */ 842 restore_controller(sc->kbdc, command_byte); 843 printf("psm%d: unable to set the command byte.\n", unit); 844 endprobe(ENXIO); 845 } 846 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 847 848 /* 849 * NOTE: `test_aux_port()' is designed to return with zero if the aux 850 * port exists and is functioning. However, some controllers appears 851 * to respond with zero even when the aux port doesn't exist. (It may 852 * be that this is only the case when the controller DOES have the aux 853 * port but the port is not wired on the motherboard.) The keyboard 854 * controllers without the port, such as the original AT, are 855 * supporsed to return with an error code or simply time out. In any 856 * case, we have to continue probing the port even when the controller 857 * passes this test. 858 * 859 * XXX: some controllers erroneously return the error code 1 when 860 * it has the perfectly functional aux port. We have to ignore this 861 * error code. Even if the controller HAS error with the aux port, 862 * it will be detected later... 863 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 864 */ 865 switch ((i = test_aux_port(sc->kbdc))) { 866 case 1: /* ignore this error */ 867 case PSM_ACK: 868 if (verbose) 869 printf("psm%d: strange result for test aux port (%d).\n", 870 unit, i); 871 /* fall though */ 872 case 0: /* no error */ 873 break; 874 case -1: /* time out */ 875 default: /* error */ 876 recover_from_error(sc->kbdc); 877 if (sc->config & PSM_CONFIG_IGNPORTERROR) 878 break; 879 restore_controller(sc->kbdc, command_byte); 880 if (verbose) 881 printf("psm%d: the aux port is not functioning (%d).\n", 882 unit, i); 883 endprobe(ENXIO); 884 } 885 886 if (sc->config & PSM_CONFIG_NORESET) { 887 /* 888 * Don't try to reset the pointing device. It may possibly be 889 * left in the unknown state, though... 890 */ 891 } else { 892 /* 893 * NOTE: some controllers appears to hang the `keyboard' when the aux 894 * port doesn't exist and `PSMC_RESET_DEV' is issued. 895 */ 896 if (!reset_aux_dev(sc->kbdc)) { 897 recover_from_error(sc->kbdc); 898 restore_controller(sc->kbdc, command_byte); 899 if (verbose) 900 printf("psm%d: failed to reset the aux device.\n", unit); 901 endprobe(ENXIO); 902 } 903 } 904 905 /* 906 * both the aux port and the aux device is functioning, see if the 907 * device can be enabled. NOTE: when enabled, the device will start 908 * sending data; we shall immediately disable the device once we know 909 * the device can be enabled. 910 */ 911 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 912 /* MOUSE ERROR */ 913 recover_from_error(sc->kbdc); 914 restore_controller(sc->kbdc, command_byte); 915 if (verbose) 916 printf("psm%d: failed to enable the aux device.\n", unit); 917 endprobe(ENXIO); 918 } 919 920 /* save the default values after reset */ 921 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 922 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 923 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 924 } else { 925 sc->dflt_mode.rate = sc->mode.rate = -1; 926 sc->dflt_mode.resolution = sc->mode.resolution = -1; 927 } 928 929 /* hardware information */ 930 sc->hw.iftype = MOUSE_IF_PS2; 931 932 /* verify the device is a mouse */ 933 sc->hw.hwid = get_aux_id(sc->kbdc); 934 if (!is_a_mouse(sc->hw.hwid)) { 935 restore_controller(sc->kbdc, command_byte); 936 if (verbose) 937 printf("psm%d: unknown device type (%d).\n", unit, sc->hw.hwid); 938 endprobe(ENXIO); 939 } 940 switch (sc->hw.hwid) { 941 case PSM_BALLPOINT_ID: 942 sc->hw.type = MOUSE_TRACKBALL; 943 break; 944 case PSM_MOUSE_ID: 945 case PSM_INTELLI_ID: 946 sc->hw.type = MOUSE_MOUSE; 947 break; 948 default: 949 sc->hw.type = MOUSE_UNKNOWN; 950 break; 951 } 952 953 if (sc->config & PSM_CONFIG_NOIDPROBE) { 954 sc->hw.buttons = 2; 955 i = GENERIC_MOUSE_ENTRY; 956 } else { 957 /* # of buttons */ 958 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 959 960 /* other parameters */ 961 for (i = 0; vendortype[i].probefunc != NULL; ++i) { 962 if ((*vendortype[i].probefunc)(sc)) { 963 if (verbose >= 2) 964 printf("psm%d: found %s\n", 965 unit, model_name(vendortype[i].model)); 966 break; 967 } 968 } 969 } 970 971 sc->hw.model = vendortype[i].model; 972 973 sc->dflt_mode.level = PSM_LEVEL_BASE; 974 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 975 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 976 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 977 sc->dflt_mode.syncmask[0] = 0; 978 else 979 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 980 if (sc->config & PSM_CONFIG_FORCETAP) 981 sc->mode.syncmask[0] &= ~MOUSE_PS2_TAP; 982 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 983 sc->mode = sc->dflt_mode; 984 sc->mode.packetsize = vendortype[i].packetsize; 985 986 /* set mouse parameters */ 987 #if 0 988 /* 989 * A version of Logitech FirstMouse+ won't report wheel movement, 990 * if SET_DEFAULTS is sent... Don't use this command. 991 * This fix was found by Takashi Nishida. 992 */ 993 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 994 if (verbose >= 2) 995 printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, i); 996 #endif 997 if (sc->config & PSM_CONFIG_RESOLUTION) { 998 sc->mode.resolution 999 = set_mouse_resolution(sc->kbdc, 1000 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1001 } else if (sc->mode.resolution >= 0) { 1002 sc->mode.resolution 1003 = set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1004 } 1005 if (sc->mode.rate > 0) { 1006 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1007 } 1008 set_mouse_scaling(sc->kbdc, 1); 1009 1010 /* request a data packet and extract sync. bits */ 1011 if (get_mouse_status(sc->kbdc, stat, 1, 3) < 3) { 1012 printf("psm%d: failed to get data.\n", unit); 1013 sc->mode.syncmask[0] = 0; 1014 } else { 1015 sc->mode.syncmask[1] = stat[0] & sc->mode.syncmask[0]; /* syncbits */ 1016 /* the NetScroll Mouse will send three more bytes... Ignore them */ 1017 empty_aux_buffer(sc->kbdc, 5); 1018 } 1019 1020 /* just check the status of the mouse */ 1021 /* 1022 * NOTE: XXX there are some arcane controller/mouse combinations out 1023 * there, which hung the controller unless there is data transmission 1024 * after ACK from the mouse. 1025 */ 1026 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) { 1027 printf("psm%d: failed to get status.\n", unit); 1028 } else { 1029 /* 1030 * When in its native mode, some mice operate with different 1031 * default parameters than in the PS/2 compatible mode. 1032 */ 1033 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1034 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1035 } 1036 1037 /* disable the aux port for now... */ 1038 if (!set_controller_command_byte(sc->kbdc, 1039 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1040 (command_byte & KBD_KBD_CONTROL_BITS) 1041 | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1042 /* 1043 * this is CONTROLLER ERROR; I don't know the proper way to 1044 * recover from this error... 1045 */ 1046 restore_controller(sc->kbdc, command_byte); 1047 printf("psm%d: unable to set the command byte.\n", unit); 1048 endprobe(ENXIO); 1049 } 1050 1051 /* done */ 1052 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1053 kbdc_lock(sc->kbdc, FALSE); 1054 return (0); 1055 } 1056 1057 static int 1058 psmattach(device_t dev) 1059 { 1060 int unit = device_get_unit(dev); 1061 struct psm_softc *sc = device_get_softc(dev); 1062 void *ih; 1063 struct resource *res; 1064 uintptr_t irq; 1065 int zero = 0; 1066 1067 if (sc == NULL) /* shouldn't happen */ 1068 return (ENXIO); 1069 1070 /* Setup initial state */ 1071 sc->state = PSM_VALID; 1072 1073 /* Done */ 1074 make_dev(&psm_cdevsw, PSM_MKMINOR(unit, FALSE), 0, 0, 0666, "psm%d", unit); 1075 make_dev(&psm_cdevsw, PSM_MKMINOR(unit, TRUE), 0, 0, 0666, "bpsm%d", unit); 1076 1077 if (!verbose) { 1078 printf("psm%d: model %s, device ID %d\n", 1079 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 1080 } else { 1081 printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 1082 unit, model_name(sc->hw.model), 1083 sc->hw.hwid & 0x00ff, sc->hw.hwid >> 8, sc->hw.buttons); 1084 printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 1085 unit, sc->config, sc->flags, sc->mode.packetsize); 1086 printf("psm%d: syncmask:%02x, syncbits:%02x\n", 1087 unit, sc->mode.syncmask[0], sc->mode.syncmask[1]); 1088 } 1089 1090 if (bootverbose) 1091 --verbose; 1092 1093 BUS_READ_IVAR(device_get_parent(dev), dev, KBDC_IVAR_IRQ, &irq); 1094 res = bus_alloc_resource(dev, SYS_RES_IRQ, &zero, irq, irq, 1, 1095 RF_SHAREABLE | RF_ACTIVE); 1096 BUS_SETUP_INTR(device_get_parent(dev), dev, res, INTR_TYPE_TTY, 1097 psmintr, sc, &ih); 1098 1099 return (0); 1100 } 1101 1102 static int 1103 psmopen(dev_t dev, int flag, int fmt, struct proc *p) 1104 { 1105 int unit = PSM_UNIT(dev); 1106 struct psm_softc *sc; 1107 int command_byte; 1108 int err; 1109 int s; 1110 1111 /* Validate unit number */ 1112 if (unit >= NPSM) 1113 return (ENXIO); 1114 1115 /* Get device data */ 1116 sc = PSM_SOFTC(unit); 1117 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) 1118 /* the device is no longer valid/functioning */ 1119 return (ENXIO); 1120 1121 /* Disallow multiple opens */ 1122 if (sc->state & PSM_OPEN) 1123 return (EBUSY); 1124 1125 device_busy(devclass_get_device(psm_devclass, unit)); 1126 1127 /* Initialize state */ 1128 sc->rsel.si_flags = 0; 1129 sc->rsel.si_pid = 0; 1130 sc->mode.level = sc->dflt_mode.level; 1131 sc->mode.protocol = sc->dflt_mode.protocol; 1132 1133 /* flush the event queue */ 1134 sc->queue.count = 0; 1135 sc->queue.head = 0; 1136 sc->queue.tail = 0; 1137 sc->status.flags = 0; 1138 sc->status.button = 0; 1139 sc->status.obutton = 0; 1140 sc->status.dx = 0; 1141 sc->status.dy = 0; 1142 sc->status.dz = 0; 1143 sc->button = 0; 1144 1145 /* empty input buffer */ 1146 bzero(sc->ipacket, sizeof(sc->ipacket)); 1147 sc->inputbytes = 0; 1148 1149 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 1150 if (!kbdc_lock(sc->kbdc, TRUE)) 1151 return (EIO); 1152 1153 /* save the current controller command byte */ 1154 s = spltty(); 1155 command_byte = get_controller_command_byte(sc->kbdc); 1156 1157 /* enable the aux port and temporalily disable the keyboard */ 1158 if ((command_byte == -1) 1159 || !set_controller_command_byte(sc->kbdc, 1160 kbdc_get_device_mask(sc->kbdc), 1161 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 1162 | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1163 /* CONTROLLER ERROR; do you know how to get out of this? */ 1164 kbdc_lock(sc->kbdc, FALSE); 1165 splx(s); 1166 log(LOG_ERR, "psm%d: unable to set the command byte (psmopen).\n", 1167 unit); 1168 return (EIO); 1169 } 1170 /* 1171 * Now that the keyboard controller is told not to generate 1172 * the keyboard and mouse interrupts, call `splx()' to allow 1173 * the other tty interrupts. The clock interrupt may also occur, 1174 * but timeout routines will be blocked by the poll flag set 1175 * via `kbdc_lock()' 1176 */ 1177 splx(s); 1178 1179 /* enable the mouse device */ 1180 err = doopen(unit, command_byte); 1181 1182 /* done */ 1183 if (err == 0) 1184 sc->state |= PSM_OPEN; 1185 kbdc_lock(sc->kbdc, FALSE); 1186 return (err); 1187 } 1188 1189 static int 1190 psmclose(dev_t dev, int flag, int fmt, struct proc *p) 1191 { 1192 int unit = PSM_UNIT(dev); 1193 struct psm_softc *sc = PSM_SOFTC(unit); 1194 int stat[3]; 1195 int command_byte; 1196 int s; 1197 1198 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 1199 if (!kbdc_lock(sc->kbdc, TRUE)) 1200 return (EIO); 1201 1202 /* save the current controller command byte */ 1203 s = spltty(); 1204 command_byte = get_controller_command_byte(sc->kbdc); 1205 if (command_byte == -1) { 1206 kbdc_lock(sc->kbdc, FALSE); 1207 splx(s); 1208 return (EIO); 1209 } 1210 1211 /* disable the aux interrupt and temporalily disable the keyboard */ 1212 if (!set_controller_command_byte(sc->kbdc, 1213 kbdc_get_device_mask(sc->kbdc), 1214 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 1215 | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1216 log(LOG_ERR, "psm%d: failed to disable the aux int (psmclose).\n", 1217 PSM_UNIT(dev)); 1218 /* CONTROLLER ERROR; 1219 * NOTE: we shall force our way through. Because the only 1220 * ill effect we shall see is that we may not be able 1221 * to read ACK from the mouse, and it doesn't matter much 1222 * so long as the mouse will accept the DISABLE command. 1223 */ 1224 } 1225 splx(s); 1226 1227 /* remove anything left in the output buffer */ 1228 empty_aux_buffer(sc->kbdc, 10); 1229 1230 /* disable the aux device, port and interrupt */ 1231 if (sc->state & PSM_VALID) { 1232 if (!disable_aux_dev(sc->kbdc)) { 1233 /* MOUSE ERROR; 1234 * NOTE: we don't return error and continue, pretending 1235 * we have successfully disabled the device. It's OK because 1236 * the interrupt routine will discard any data from the mouse 1237 * hereafter. 1238 */ 1239 log(LOG_ERR, "psm%d: failed to disable the device (psmclose).\n", 1240 PSM_UNIT(dev)); 1241 } 1242 1243 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1244 log(LOG_DEBUG, "psm%d: failed to get status (psmclose).\n", 1245 PSM_UNIT(dev)); 1246 } 1247 1248 if (!set_controller_command_byte(sc->kbdc, 1249 kbdc_get_device_mask(sc->kbdc), 1250 (command_byte & KBD_KBD_CONTROL_BITS) 1251 | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1252 /* CONTROLLER ERROR; 1253 * we shall ignore this error; see the above comment. 1254 */ 1255 log(LOG_ERR, "psm%d: failed to disable the aux port (psmclose).\n", 1256 PSM_UNIT(dev)); 1257 } 1258 1259 /* remove anything left in the output buffer */ 1260 empty_aux_buffer(sc->kbdc, 10); 1261 1262 /* close is almost always successful */ 1263 sc->state &= ~PSM_OPEN; 1264 kbdc_lock(sc->kbdc, FALSE); 1265 device_unbusy(devclass_get_device(psm_devclass, unit)); 1266 return (0); 1267 } 1268 1269 static int 1270 tame_mouse(struct psm_softc *sc, mousestatus_t *status, unsigned char *buf) 1271 { 1272 static unsigned char butmapps2[8] = { 1273 0, 1274 MOUSE_PS2_BUTTON1DOWN, 1275 MOUSE_PS2_BUTTON2DOWN, 1276 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 1277 MOUSE_PS2_BUTTON3DOWN, 1278 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 1279 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 1280 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 1281 }; 1282 static unsigned char butmapmsc[8] = { 1283 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 1284 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 1285 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 1286 MOUSE_MSC_BUTTON3UP, 1287 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 1288 MOUSE_MSC_BUTTON2UP, 1289 MOUSE_MSC_BUTTON1UP, 1290 0, 1291 }; 1292 int mapped; 1293 int i; 1294 1295 if (sc->mode.level == PSM_LEVEL_BASE) { 1296 mapped = status->button & ~MOUSE_BUTTON4DOWN; 1297 if (status->button & MOUSE_BUTTON4DOWN) 1298 mapped |= MOUSE_BUTTON1DOWN; 1299 status->button = mapped; 1300 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 1301 i = max(min(status->dx, 255), -256); 1302 if (i < 0) 1303 buf[0] |= MOUSE_PS2_XNEG; 1304 buf[1] = i; 1305 i = max(min(status->dy, 255), -256); 1306 if (i < 0) 1307 buf[0] |= MOUSE_PS2_YNEG; 1308 buf[2] = i; 1309 return MOUSE_PS2_PACKETSIZE; 1310 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 1311 buf[0] = MOUSE_MSC_SYNC | butmapmsc[status->button & MOUSE_STDBUTTONS]; 1312 i = max(min(status->dx, 255), -256); 1313 buf[1] = i >> 1; 1314 buf[3] = i - buf[1]; 1315 i = max(min(status->dy, 255), -256); 1316 buf[2] = i >> 1; 1317 buf[4] = i - buf[2]; 1318 i = max(min(status->dz, 127), -128); 1319 buf[5] = (i >> 1) & 0x7f; 1320 buf[6] = (i - (i >> 1)) & 0x7f; 1321 buf[7] = (~status->button >> 3) & 0x7f; 1322 return MOUSE_SYS_PACKETSIZE; 1323 } 1324 return sc->inputbytes;; 1325 } 1326 1327 static int 1328 psmread(dev_t dev, struct uio *uio, int flag) 1329 { 1330 register struct psm_softc *sc = PSM_SOFTC(PSM_UNIT(dev)); 1331 unsigned char buf[PSM_SMALLBUFSIZE]; 1332 int error = 0; 1333 int s; 1334 int l; 1335 1336 if ((sc->state & PSM_VALID) == 0) 1337 return EIO; 1338 1339 /* block until mouse activity occured */ 1340 s = spltty(); 1341 while (sc->queue.count <= 0) { 1342 if (PSM_NBLOCKIO(dev)) { 1343 splx(s); 1344 return EWOULDBLOCK; 1345 } 1346 sc->state |= PSM_ASLP; 1347 error = tsleep((caddr_t) sc, PZERO | PCATCH, "psmrea", 0); 1348 sc->state &= ~PSM_ASLP; 1349 if (error) { 1350 splx(s); 1351 return error; 1352 } else if ((sc->state & PSM_VALID) == 0) { 1353 /* the device disappeared! */ 1354 splx(s); 1355 return EIO; 1356 } 1357 } 1358 splx(s); 1359 1360 /* copy data to the user land */ 1361 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 1362 s = spltty(); 1363 l = min(sc->queue.count, uio->uio_resid); 1364 if (l > sizeof(buf)) 1365 l = sizeof(buf); 1366 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 1367 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 1368 sizeof(sc->queue.buf) - sc->queue.head); 1369 bcopy(&sc->queue.buf[0], 1370 &buf[sizeof(sc->queue.buf) - sc->queue.head], 1371 l - (sizeof(sc->queue.buf) - sc->queue.head)); 1372 } else { 1373 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 1374 } 1375 sc->queue.count -= l; 1376 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 1377 splx(s); 1378 error = uiomove(buf, l, uio); 1379 if (error) 1380 break; 1381 } 1382 1383 return error; 1384 } 1385 1386 static int 1387 block_mouse_data(struct psm_softc *sc, int *c) 1388 { 1389 int s; 1390 1391 if (!kbdc_lock(sc->kbdc, TRUE)) 1392 return EIO; 1393 1394 s = spltty(); 1395 *c = get_controller_command_byte(sc->kbdc); 1396 if ((*c == -1) 1397 || !set_controller_command_byte(sc->kbdc, 1398 kbdc_get_device_mask(sc->kbdc), 1399 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 1400 | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1401 /* this is CONTROLLER ERROR */ 1402 splx(s); 1403 kbdc_lock(sc->kbdc, FALSE); 1404 return EIO; 1405 } 1406 1407 /* 1408 * The device may be in the middle of status data transmission. 1409 * The transmission will be interrupted, thus, incomplete status 1410 * data must be discarded. Although the aux interrupt is disabled 1411 * at the keyboard controller level, at most one aux interrupt 1412 * may have already been pending and a data byte is in the 1413 * output buffer; throw it away. Note that the second argument 1414 * to `empty_aux_buffer()' is zero, so that the call will just 1415 * flush the internal queue. 1416 * `psmintr()' will be invoked after `splx()' if an interrupt is 1417 * pending; it will see no data and returns immediately. 1418 */ 1419 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 1420 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 1421 sc->inputbytes = 0; 1422 splx(s); 1423 1424 return 0; 1425 } 1426 1427 static int 1428 unblock_mouse_data(struct psm_softc *sc, int c) 1429 { 1430 int error = 0; 1431 1432 /* 1433 * We may have seen a part of status data during `set_mouse_XXX()'. 1434 * they have been queued; flush it. 1435 */ 1436 empty_aux_buffer(sc->kbdc, 0); 1437 1438 /* restore ports and interrupt */ 1439 if (!set_controller_command_byte(sc->kbdc, 1440 kbdc_get_device_mask(sc->kbdc), 1441 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 1442 /* CONTROLLER ERROR; this is serious, we may have 1443 * been left with the inaccessible keyboard and 1444 * the disabled mouse interrupt. 1445 */ 1446 error = EIO; 1447 } 1448 1449 kbdc_lock(sc->kbdc, FALSE); 1450 return error; 1451 } 1452 1453 static int 1454 psmioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p) 1455 { 1456 struct psm_softc *sc = PSM_SOFTC(PSM_UNIT(dev)); 1457 mousemode_t mode; 1458 mousestatus_t status; 1459 #if (defined(MOUSE_GETVARS)) 1460 mousevar_t *var; 1461 #endif 1462 mousedata_t *data; 1463 int stat[3]; 1464 int command_byte; 1465 int error = 0; 1466 int s; 1467 1468 /* Perform IOCTL command */ 1469 switch (cmd) { 1470 1471 case OLD_MOUSE_GETHWINFO: 1472 s = spltty(); 1473 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 1474 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 1475 ((old_mousehw_t *)addr)->type = sc->hw.type; 1476 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 1477 splx(s); 1478 break; 1479 1480 case MOUSE_GETHWINFO: 1481 s = spltty(); 1482 *(mousehw_t *)addr = sc->hw; 1483 if (sc->mode.level == PSM_LEVEL_BASE) 1484 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 1485 splx(s); 1486 break; 1487 1488 case OLD_MOUSE_GETMODE: 1489 s = spltty(); 1490 switch (sc->mode.level) { 1491 case PSM_LEVEL_BASE: 1492 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 1493 break; 1494 case PSM_LEVEL_STANDARD: 1495 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 1496 break; 1497 case PSM_LEVEL_NATIVE: 1498 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 1499 break; 1500 } 1501 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 1502 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 1503 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 1504 splx(s); 1505 break; 1506 1507 case MOUSE_GETMODE: 1508 s = spltty(); 1509 *(mousemode_t *)addr = sc->mode; 1510 ((mousemode_t *)addr)->resolution = 1511 MOUSE_RES_LOW - sc->mode.resolution; 1512 switch (sc->mode.level) { 1513 case PSM_LEVEL_BASE: 1514 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 1515 ((mousemode_t *)addr)->packetsize = MOUSE_PS2_PACKETSIZE; 1516 break; 1517 case PSM_LEVEL_STANDARD: 1518 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 1519 ((mousemode_t *)addr)->packetsize = MOUSE_SYS_PACKETSIZE; 1520 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 1521 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 1522 break; 1523 case PSM_LEVEL_NATIVE: 1524 /* FIXME: this isn't quite correct... XXX */ 1525 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 1526 break; 1527 } 1528 splx(s); 1529 break; 1530 1531 case OLD_MOUSE_SETMODE: 1532 case MOUSE_SETMODE: 1533 if (cmd == OLD_MOUSE_SETMODE) { 1534 mode.rate = ((old_mousemode_t *)addr)->rate; 1535 /* 1536 * resolution old I/F new I/F 1537 * default 0 0 1538 * low 1 -2 1539 * medium low 2 -3 1540 * medium high 3 -4 1541 * high 4 -5 1542 */ 1543 if (((old_mousemode_t *)addr)->resolution > 0) 1544 mode.resolution = -((old_mousemode_t *)addr)->resolution - 1; 1545 mode.accelfactor = ((old_mousemode_t *)addr)->accelfactor; 1546 mode.level = -1; 1547 } else { 1548 mode = *(mousemode_t *)addr; 1549 } 1550 1551 /* adjust and validate parameters. */ 1552 if (mode.rate > UCHAR_MAX) 1553 return EINVAL; 1554 if (mode.rate == 0) 1555 mode.rate = sc->dflt_mode.rate; 1556 else if (mode.rate == -1) 1557 /* don't change the current setting */ 1558 ; 1559 else if (mode.rate < 0) 1560 return EINVAL; 1561 if (mode.resolution >= UCHAR_MAX) 1562 return EINVAL; 1563 if (mode.resolution >= 200) 1564 mode.resolution = MOUSE_RES_HIGH; 1565 else if (mode.resolution >= 100) 1566 mode.resolution = MOUSE_RES_MEDIUMHIGH; 1567 else if (mode.resolution >= 50) 1568 mode.resolution = MOUSE_RES_MEDIUMLOW; 1569 else if (mode.resolution > 0) 1570 mode.resolution = MOUSE_RES_LOW; 1571 if (mode.resolution == MOUSE_RES_DEFAULT) 1572 mode.resolution = sc->dflt_mode.resolution; 1573 else if (mode.resolution == -1) 1574 /* don't change the current setting */ 1575 ; 1576 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 1577 mode.resolution = MOUSE_RES_LOW - mode.resolution; 1578 if (mode.level == -1) 1579 /* don't change the current setting */ 1580 mode.level = sc->mode.level; 1581 else if ((mode.level < PSM_LEVEL_MIN) || (mode.level > PSM_LEVEL_MAX)) 1582 return EINVAL; 1583 if (mode.accelfactor == -1) 1584 /* don't change the current setting */ 1585 mode.accelfactor = sc->mode.accelfactor; 1586 else if (mode.accelfactor < 0) 1587 return EINVAL; 1588 1589 /* don't allow anybody to poll the keyboard controller */ 1590 error = block_mouse_data(sc, &command_byte); 1591 if (error) 1592 return error; 1593 1594 /* set mouse parameters */ 1595 if (mode.rate > 0) 1596 mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 1597 if (mode.resolution >= 0) 1598 mode.resolution = set_mouse_resolution(sc->kbdc, mode.resolution); 1599 set_mouse_scaling(sc->kbdc, 1); 1600 get_mouse_status(sc->kbdc, stat, 0, 3); 1601 1602 s = spltty(); 1603 sc->mode.rate = mode.rate; 1604 sc->mode.resolution = mode.resolution; 1605 sc->mode.accelfactor = mode.accelfactor; 1606 sc->mode.level = mode.level; 1607 splx(s); 1608 1609 unblock_mouse_data(sc, command_byte); 1610 break; 1611 1612 case MOUSE_GETLEVEL: 1613 *(int *)addr = sc->mode.level; 1614 break; 1615 1616 case MOUSE_SETLEVEL: 1617 if ((*(int *)addr < PSM_LEVEL_MIN) || (*(int *)addr > PSM_LEVEL_MAX)) 1618 return EINVAL; 1619 sc->mode.level = *(int *)addr; 1620 break; 1621 1622 case MOUSE_GETSTATUS: 1623 s = spltty(); 1624 status = sc->status; 1625 sc->status.flags = 0; 1626 sc->status.obutton = sc->status.button; 1627 sc->status.button = 0; 1628 sc->status.dx = 0; 1629 sc->status.dy = 0; 1630 sc->status.dz = 0; 1631 splx(s); 1632 *(mousestatus_t *)addr = status; 1633 break; 1634 1635 #if (defined(MOUSE_GETVARS)) 1636 case MOUSE_GETVARS: 1637 var = (mousevar_t *)addr; 1638 bzero(var, sizeof(*var)); 1639 s = spltty(); 1640 var->var[0] = MOUSE_VARS_PS2_SIG; 1641 var->var[1] = sc->config; 1642 var->var[2] = sc->flags; 1643 splx(s); 1644 break; 1645 1646 case MOUSE_SETVARS: 1647 return ENODEV; 1648 #endif /* MOUSE_GETVARS */ 1649 1650 case MOUSE_READSTATE: 1651 case MOUSE_READDATA: 1652 data = (mousedata_t *)addr; 1653 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 1654 return EINVAL; 1655 1656 error = block_mouse_data(sc, &command_byte); 1657 if (error) 1658 return error; 1659 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 1660 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 1661 error = EIO; 1662 unblock_mouse_data(sc, command_byte); 1663 break; 1664 1665 #if (defined(MOUSE_SETRESOLUTION)) 1666 case MOUSE_SETRESOLUTION: 1667 mode.resolution = *(int *)addr; 1668 if (mode.resolution >= UCHAR_MAX) 1669 return EINVAL; 1670 else if (mode.resolution >= 200) 1671 mode.resolution = MOUSE_RES_HIGH; 1672 else if (mode.resolution >= 100) 1673 mode.resolution = MOUSE_RES_MEDIUMHIGH; 1674 else if (mode.resolution >= 50) 1675 mode.resolution = MOUSE_RES_MEDIUMLOW; 1676 else if (mode.resolution > 0) 1677 mode.resolution = MOUSE_RES_LOW; 1678 if (mode.resolution == MOUSE_RES_DEFAULT) 1679 mode.resolution = sc->dflt_mode.resolution; 1680 else if (mode.resolution == -1) 1681 mode.resolution = sc->mode.resolution; 1682 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 1683 mode.resolution = MOUSE_RES_LOW - mode.resolution; 1684 1685 error = block_mouse_data(sc, &command_byte); 1686 if (error) 1687 return error; 1688 sc->mode.resolution = set_mouse_resolution(sc->kbdc, mode.resolution); 1689 if (sc->mode.resolution != mode.resolution) 1690 error = EIO; 1691 unblock_mouse_data(sc, command_byte); 1692 break; 1693 #endif /* MOUSE_SETRESOLUTION */ 1694 1695 #if (defined(MOUSE_SETRATE)) 1696 case MOUSE_SETRATE: 1697 mode.rate = *(int *)addr; 1698 if (mode.rate > UCHAR_MAX) 1699 return EINVAL; 1700 if (mode.rate == 0) 1701 mode.rate = sc->dflt_mode.rate; 1702 else if (mode.rate < 0) 1703 mode.rate = sc->mode.rate; 1704 1705 error = block_mouse_data(sc, &command_byte); 1706 if (error) 1707 return error; 1708 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 1709 if (sc->mode.rate != mode.rate) 1710 error = EIO; 1711 unblock_mouse_data(sc, command_byte); 1712 break; 1713 #endif /* MOUSE_SETRATE */ 1714 1715 #if (defined(MOUSE_SETSCALING)) 1716 case MOUSE_SETSCALING: 1717 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 1718 return EINVAL; 1719 1720 error = block_mouse_data(sc, &command_byte); 1721 if (error) 1722 return error; 1723 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 1724 error = EIO; 1725 unblock_mouse_data(sc, command_byte); 1726 break; 1727 #endif /* MOUSE_SETSCALING */ 1728 1729 #if (defined(MOUSE_GETHWID)) 1730 case MOUSE_GETHWID: 1731 error = block_mouse_data(sc, &command_byte); 1732 if (error) 1733 return error; 1734 sc->hw.hwid &= ~0x00ff; 1735 sc->hw.hwid |= get_aux_id(sc->kbdc); 1736 *(int *)addr = sc->hw.hwid & 0x00ff; 1737 unblock_mouse_data(sc, command_byte); 1738 break; 1739 #endif /* MOUSE_GETHWID */ 1740 1741 default: 1742 return ENOTTY; 1743 } 1744 1745 return error; 1746 } 1747 1748 static void 1749 psmintr(void *arg) 1750 { 1751 /* 1752 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 1753 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 1754 */ 1755 static int butmap[8] = { 1756 0, 1757 MOUSE_BUTTON1DOWN, 1758 MOUSE_BUTTON3DOWN, 1759 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1760 MOUSE_BUTTON2DOWN, 1761 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 1762 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 1763 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 1764 }; 1765 static int butmap_versapad[8] = { 1766 0, 1767 MOUSE_BUTTON3DOWN, 1768 0, 1769 MOUSE_BUTTON3DOWN, 1770 MOUSE_BUTTON1DOWN, 1771 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 1772 MOUSE_BUTTON1DOWN, 1773 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 1774 }; 1775 register struct psm_softc *sc = arg; 1776 mousestatus_t ms; 1777 int x, y, z; 1778 int c; 1779 int l; 1780 int x0, y0; 1781 1782 /* read until there is nothing to read */ 1783 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 1784 1785 /* discard the byte if the device is not open */ 1786 if ((sc->state & PSM_OPEN) == 0) 1787 continue; 1788 1789 /* 1790 * Check sync bits. We check for overflow bits and the bit 3 1791 * for most mice. True, the code doesn't work if overflow 1792 * condition occurs. But we expect it rarely happens... 1793 */ 1794 if ((sc->inputbytes == 0) 1795 && ((c & sc->mode.syncmask[0]) != sc->mode.syncmask[1])) { 1796 log(LOG_DEBUG, "psmintr: out of sync (%04x != %04x).\n", 1797 c & sc->mode.syncmask[0], sc->mode.syncmask[1]); 1798 continue; 1799 } 1800 1801 sc->ipacket[sc->inputbytes++] = c; 1802 if (sc->inputbytes < sc->mode.packetsize) 1803 continue; 1804 1805 #if 0 1806 log(LOG_DEBUG, "psmintr: %02x %02x %02x %02x %02x %02x\n", 1807 sc->ipacket[0], sc->ipacket[1], sc->ipacket[2], 1808 sc->ipacket[3], sc->ipacket[4], sc->ipacket[5]); 1809 #endif 1810 1811 c = sc->ipacket[0]; 1812 1813 /* 1814 * A kludge for Kensington device! 1815 * The MSB of the horizontal count appears to be stored in 1816 * a strange place. This kludge doesn't affect other mice 1817 * because the bit is the overflow bit which is, in most cases, 1818 * expected to be zero when we reach here. XXX 1819 */ 1820 if (sc->hw.model != MOUSE_MODEL_VERSAPAD) 1821 sc->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 1822 1823 /* ignore the overflow bits... */ 1824 x = (c & MOUSE_PS2_XNEG) ? sc->ipacket[1] - 256 : sc->ipacket[1]; 1825 y = (c & MOUSE_PS2_YNEG) ? sc->ipacket[2] - 256 : sc->ipacket[2]; 1826 z = 0; 1827 ms.obutton = sc->button; /* previous button state */ 1828 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 1829 /* `tapping' action */ 1830 if (sc->config & PSM_CONFIG_FORCETAP) 1831 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 1832 1833 switch (sc->hw.model) { 1834 1835 case MOUSE_MODEL_INTELLI: 1836 case MOUSE_MODEL_NET: 1837 /* wheel data is in the fourth byte */ 1838 z = (char)sc->ipacket[3]; 1839 break; 1840 1841 case MOUSE_MODEL_MOUSEMANPLUS: 1842 /* 1843 * PS2++ protocl packet 1844 * 1845 * b7 b6 b5 b4 b3 b2 b1 b0 1846 * byte 1: * 1 p3 p2 1 * * * 1847 * byte 2: c1 c2 p1 p0 d1 d0 1 0 1848 * 1849 * p3-p0: packet type 1850 * c1, c2: c1 & c2 == 1, if p2 == 0 1851 * c1 & c2 == 0, if p2 == 1 1852 * 1853 * packet type: 0 (device type) 1854 * See comments in enable_mmanplus() below. 1855 * 1856 * packet type: 1 (wheel data) 1857 * 1858 * b7 b6 b5 b4 b3 b2 b1 b0 1859 * byte 3: h * B5 B4 s d2 d1 d0 1860 * 1861 * h: 1, if horizontal roller data 1862 * 0, if vertical roller data 1863 * B4, B5: button 4 and 5 1864 * s: sign bit 1865 * d2-d0: roller data 1866 * 1867 * packet type: 2 (reserved) 1868 */ 1869 if (((c & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) 1870 && (abs(x) > 191) 1871 && MOUSE_PS2PLUS_CHECKBITS(sc->ipacket)) { 1872 /* the extended data packet encodes button and wheel events */ 1873 switch (MOUSE_PS2PLUS_PACKET_TYPE(sc->ipacket)) { 1874 case 1: 1875 /* wheel data packet */ 1876 x = y = 0; 1877 if (sc->ipacket[2] & 0x80) { 1878 /* horizontal roller count - ignore it XXX*/ 1879 } else { 1880 /* vertical roller count */ 1881 z = (sc->ipacket[2] & MOUSE_PS2PLUS_ZNEG) 1882 ? (sc->ipacket[2] & 0x0f) - 16 1883 : (sc->ipacket[2] & 0x0f); 1884 } 1885 ms.button |= (sc->ipacket[2] & MOUSE_PS2PLUS_BUTTON4DOWN) 1886 ? MOUSE_BUTTON4DOWN : 0; 1887 ms.button |= (sc->ipacket[2] & MOUSE_PS2PLUS_BUTTON5DOWN) 1888 ? MOUSE_BUTTON5DOWN : 0; 1889 break; 1890 case 2: 1891 /* this packet type is reserved, and currently ignored */ 1892 /* FALL THROUGH */ 1893 case 0: 1894 /* device type packet - shouldn't happen */ 1895 /* FALL THROUGH */ 1896 default: 1897 x = y = 0; 1898 ms.button = ms.obutton; 1899 log(LOG_DEBUG, "psmintr: unknown PS2++ packet type %d: " 1900 "0x%02x 0x%02x 0x%02x\n", 1901 MOUSE_PS2PLUS_PACKET_TYPE(sc->ipacket), 1902 sc->ipacket[0], sc->ipacket[1], sc->ipacket[2]); 1903 break; 1904 } 1905 } else { 1906 /* preserve button states */ 1907 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 1908 } 1909 break; 1910 1911 case MOUSE_MODEL_GLIDEPOINT: 1912 /* `tapping' action */ 1913 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : MOUSE_BUTTON4DOWN; 1914 break; 1915 1916 case MOUSE_MODEL_NETSCROLL: 1917 /* three addtional bytes encode button and wheel events */ 1918 ms.button |= (sc->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) 1919 ? MOUSE_BUTTON4DOWN : 0; 1920 z = (sc->ipacket[3] & MOUSE_PS2_XNEG) 1921 ? sc->ipacket[4] - 256 : sc->ipacket[4]; 1922 break; 1923 1924 case MOUSE_MODEL_THINK: 1925 /* the fourth button state in the first byte */ 1926 ms.button |= (c & MOUSE_PS2_TAP) ? MOUSE_BUTTON4DOWN : 0; 1927 break; 1928 1929 case MOUSE_MODEL_VERSAPAD: 1930 /* VersaPad PS/2 absolute mode message format 1931 * 1932 * [packet1] 7 6 5 4 3 2 1 0(LSB) 1933 * ipacket[0]: 1 1 0 A 1 L T R 1934 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 1935 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 1936 * ipacket[3]: 1 1 1 A 1 L T R 1937 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 1938 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 1939 * 1940 * [note] 1941 * R: right physical mouse button (1=on) 1942 * T: touch pad virtual button (1=tapping) 1943 * L: left physical mouse button (1=on) 1944 * A: position data is valid (1=valid) 1945 * H: horizontal data (12bit signed integer. H11 is sign bit.) 1946 * V: vertical data (12bit signed integer. V11 is sign bit.) 1947 * P: pressure data 1948 * 1949 * Tapping is mapped to MOUSE_BUTTON4. 1950 */ 1951 ms.button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 1952 ms.button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 1953 x = y = 0; 1954 if (c & MOUSE_PS2VERSA_IN_USE) { 1955 x0 = sc->ipacket[1] | (((sc->ipacket[4]) & 0x0f) << 8); 1956 y0 = sc->ipacket[2] | (((sc->ipacket[4]) & 0xf0) << 4); 1957 if (x0 & 0x800) 1958 x0 -= 0x1000; 1959 if (y0 & 0x800) 1960 y0 -= 0x1000; 1961 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 1962 x = sc->xold - x0; 1963 y = y0 - sc->yold; 1964 if (x < 0) /* XXX */ 1965 x++; 1966 else if (x) 1967 x--; 1968 if (y < 0) 1969 y++; 1970 else if (y) 1971 y--; 1972 } else { 1973 sc->flags |= PSM_FLAGS_FINGERDOWN; 1974 } 1975 sc->xold = x0; 1976 sc->yold = y0; 1977 } else { 1978 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 1979 } 1980 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) 1981 | ((y < 0) ? MOUSE_PS2_YNEG : 0); 1982 break; 1983 1984 case MOUSE_MODEL_GENERIC: 1985 default: 1986 break; 1987 } 1988 1989 /* scale values */ 1990 if (sc->mode.accelfactor >= 1) { 1991 if (x != 0) { 1992 x = x * x / sc->mode.accelfactor; 1993 if (x == 0) 1994 x = 1; 1995 if (c & MOUSE_PS2_XNEG) 1996 x = -x; 1997 } 1998 if (y != 0) { 1999 y = y * y / sc->mode.accelfactor; 2000 if (y == 0) 2001 y = 1; 2002 if (c & MOUSE_PS2_YNEG) 2003 y = -y; 2004 } 2005 } 2006 2007 ms.dx = x; 2008 ms.dy = y; 2009 ms.dz = z; 2010 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) 2011 | (ms.obutton ^ ms.button); 2012 2013 if (sc->mode.level < PSM_LEVEL_NATIVE) 2014 sc->inputbytes = tame_mouse(sc, &ms, sc->ipacket); 2015 2016 sc->status.flags |= ms.flags; 2017 sc->status.dx += ms.dx; 2018 sc->status.dy += ms.dy; 2019 sc->status.dz += ms.dz; 2020 sc->status.button = ms.button; 2021 sc->button = ms.button; 2022 2023 /* queue data */ 2024 if (sc->queue.count + sc->inputbytes < sizeof(sc->queue.buf)) { 2025 l = min(sc->inputbytes, sizeof(sc->queue.buf) - sc->queue.tail); 2026 bcopy(&sc->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 2027 if (sc->inputbytes > l) 2028 bcopy(&sc->ipacket[l], &sc->queue.buf[0], sc->inputbytes - l); 2029 sc->queue.tail = 2030 (sc->queue.tail + sc->inputbytes) % sizeof(sc->queue.buf); 2031 sc->queue.count += sc->inputbytes; 2032 } 2033 sc->inputbytes = 0; 2034 2035 if (sc->state & PSM_ASLP) { 2036 sc->state &= ~PSM_ASLP; 2037 wakeup((caddr_t) sc); 2038 } 2039 selwakeup(&sc->rsel); 2040 } 2041 } 2042 2043 static int 2044 psmpoll(dev_t dev, int events, struct proc *p) 2045 { 2046 struct psm_softc *sc = PSM_SOFTC(PSM_UNIT(dev)); 2047 int s; 2048 int revents = 0; 2049 2050 /* Return true if a mouse event available */ 2051 s = spltty(); 2052 if (events & (POLLIN | POLLRDNORM)) { 2053 if (sc->queue.count > 0) 2054 revents |= events & (POLLIN | POLLRDNORM); 2055 else 2056 selrecord(p, &sc->rsel); 2057 } 2058 splx(s); 2059 2060 return (revents); 2061 } 2062 2063 /* vendor/model specific routines */ 2064 2065 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 2066 { 2067 if (set_mouse_resolution(kbdc, res) != res) 2068 return FALSE; 2069 if (set_mouse_scaling(kbdc, scale) 2070 && set_mouse_scaling(kbdc, scale) 2071 && set_mouse_scaling(kbdc, scale) 2072 && (get_mouse_status(kbdc, status, 0, 3) >= 3)) 2073 return TRUE; 2074 return FALSE; 2075 } 2076 2077 #if notyet 2078 /* Logitech MouseMan Cordless II */ 2079 static int 2080 enable_lcordless(struct psm_softc *sc) 2081 { 2082 int status[3]; 2083 int ch; 2084 2085 if (!mouse_id_proc1(sc->kbdc, PSMD_RES_HIGH, 2, status)) 2086 return FALSE; 2087 if (status[1] == PSMD_RES_HIGH) 2088 return FALSE; 2089 ch = (status[0] & 0x07) - 1; /* channel # */ 2090 if ((ch <= 0) || (ch > 4)) 2091 return FALSE; 2092 /* 2093 * status[1]: always one? 2094 * status[2]: battery status? (0-100) 2095 */ 2096 return TRUE; 2097 } 2098 #endif /* notyet */ 2099 2100 /* Genius NetScroll Mouse */ 2101 static int 2102 enable_groller(struct psm_softc *sc) 2103 { 2104 int status[3]; 2105 2106 /* 2107 * The special sequence to enable the fourth button and the 2108 * roller. Immediately after this sequence check status bytes. 2109 * if the mouse is NetScroll, the second and the third bytes are 2110 * '3' and 'D'. 2111 */ 2112 2113 /* 2114 * If the mouse is an ordinary PS/2 mouse, the status bytes should 2115 * look like the following. 2116 * 2117 * byte 1 bit 7 always 0 2118 * bit 6 stream mode (0) 2119 * bit 5 disabled (0) 2120 * bit 4 1:1 scaling (0) 2121 * bit 3 always 0 2122 * bit 0-2 button status 2123 * byte 2 resolution (PSMD_RES_HIGH) 2124 * byte 3 report rate (?) 2125 */ 2126 2127 if (!mouse_id_proc1(sc->kbdc, PSMD_RES_HIGH, 1, status)) 2128 return FALSE; 2129 if ((status[1] != '3') || (status[2] != 'D')) 2130 return FALSE; 2131 /* FIXME!! */ 2132 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 2133 sc->hw.buttons = 4; 2134 return TRUE; 2135 } 2136 2137 /* Genius NetMouse/NetMouse Pro */ 2138 static int 2139 enable_gmouse(struct psm_softc *sc) 2140 { 2141 int status[3]; 2142 2143 /* 2144 * The special sequence to enable the middle, "rubber" button. 2145 * Immediately after this sequence check status bytes. 2146 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 2147 * the second and the third bytes are '3' and 'U'. 2148 * NOTE: NetMouse reports that it has three buttons although it has 2149 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 2150 * say they have three buttons too and they do have a button on the 2151 * side... 2152 */ 2153 if (!mouse_id_proc1(sc->kbdc, PSMD_RES_HIGH, 1, status)) 2154 return FALSE; 2155 if ((status[1] != '3') || (status[2] != 'U')) 2156 return FALSE; 2157 return TRUE; 2158 } 2159 2160 /* ALPS GlidePoint */ 2161 static int 2162 enable_aglide(struct psm_softc *sc) 2163 { 2164 int status[3]; 2165 2166 /* 2167 * The special sequence to obtain ALPS GlidePoint specific 2168 * information. Immediately after this sequence, status bytes will 2169 * contain something interesting. 2170 * NOTE: ALPS produces several models of GlidePoint. Some of those 2171 * do not respond to this sequence, thus, cannot be detected this way. 2172 */ 2173 if (set_mouse_sampling_rate(sc->kbdc, 100) != 100) 2174 return FALSE; 2175 if (!mouse_id_proc1(sc->kbdc, PSMD_RES_LOW, 2, status)) 2176 return FALSE; 2177 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 2178 return FALSE; 2179 return TRUE; 2180 } 2181 2182 /* Kensington ThinkingMouse/Trackball */ 2183 static int 2184 enable_kmouse(struct psm_softc *sc) 2185 { 2186 static unsigned char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 2187 KBDC kbdc = sc->kbdc; 2188 int status[3]; 2189 int id1; 2190 int id2; 2191 int i; 2192 2193 id1 = get_aux_id(kbdc); 2194 if (set_mouse_sampling_rate(kbdc, 10) != 10) 2195 return FALSE; 2196 /* 2197 * The device is now in the native mode? It returns a different 2198 * ID value... 2199 */ 2200 id2 = get_aux_id(kbdc); 2201 if ((id1 == id2) || (id2 != 2)) 2202 return FALSE; 2203 2204 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 2205 return FALSE; 2206 #if PSM_DEBUG >= 2 2207 /* at this point, resolution is LOW, sampling rate is 10/sec */ 2208 if (get_mouse_status(kbdc, status, 0, 3) < 3) 2209 return FALSE; 2210 #endif 2211 2212 /* 2213 * The special sequence to enable the third and fourth buttons. 2214 * Otherwise they behave like the first and second buttons. 2215 */ 2216 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) { 2217 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 2218 return FALSE; 2219 } 2220 2221 /* 2222 * At this point, the device is using default resolution and 2223 * sampling rate for the native mode. 2224 */ 2225 if (get_mouse_status(kbdc, status, 0, 3) < 3) 2226 return FALSE; 2227 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 2228 return FALSE; 2229 2230 /* the device appears be enabled by this sequence, diable it for now */ 2231 disable_aux_dev(kbdc); 2232 empty_aux_buffer(kbdc, 5); 2233 2234 return TRUE; 2235 } 2236 2237 /* Logitech MouseMan+/FirstMouse+ */ 2238 static int 2239 enable_mmanplus(struct psm_softc *sc) 2240 { 2241 static char res[] = { 2242 -1, PSMD_RES_LOW, PSMD_RES_HIGH, PSMD_RES_MEDIUM_HIGH, 2243 PSMD_RES_MEDIUM_LOW, -1, PSMD_RES_HIGH, PSMD_RES_MEDIUM_LOW, 2244 PSMD_RES_MEDIUM_HIGH, PSMD_RES_HIGH, 2245 }; 2246 KBDC kbdc = sc->kbdc; 2247 int data[3]; 2248 int i; 2249 2250 /* the special sequence to enable the fourth button and the roller. */ 2251 for (i = 0; i < sizeof(res)/sizeof(res[0]); ++i) { 2252 if (res[i] < 0) { 2253 if (!set_mouse_scaling(kbdc, 1)) 2254 return FALSE; 2255 } else { 2256 if (set_mouse_resolution(kbdc, res[i]) != res[i]) 2257 return FALSE; 2258 } 2259 } 2260 2261 if (get_mouse_status(kbdc, data, 1, 3) < 3) 2262 return FALSE; 2263 2264 /* 2265 * PS2++ protocl, packet type 0 2266 * 2267 * b7 b6 b5 b4 b3 b2 b1 b0 2268 * byte 1: * 1 p3 p2 1 * * * 2269 * byte 2: 1 1 p1 p0 m1 m0 1 0 2270 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 2271 * 2272 * p3-p0: packet type: 0 2273 * m7-m0: model ID: MouseMan+:0x50, FirstMouse+:0x51,... 2274 */ 2275 /* check constant bits */ 2276 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 2277 return FALSE; 2278 if ((data[1] & 0xc3) != 0xc2) 2279 return FALSE; 2280 /* check d3-d0 in byte 2 */ 2281 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 2282 return FALSE; 2283 /* check p3-p0 */ 2284 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 2285 return FALSE; 2286 2287 sc->hw.hwid &= 0x00ff; 2288 sc->hw.hwid |= data[2] << 8; /* save model ID */ 2289 2290 /* 2291 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 2292 * the wheel and the fourth button events are encoded in the 2293 * special data packet. The mouse may be put in the IntelliMouse mode 2294 * if it is initialized by the IntelliMouse's method. 2295 */ 2296 return TRUE; 2297 } 2298 2299 /* MS IntelliMouse */ 2300 static int 2301 enable_msintelli(struct psm_softc *sc) 2302 { 2303 /* 2304 * Logitech MouseMan+ and FirstMouse+ will also respond to this 2305 * probe routine and act like IntelliMouse. 2306 */ 2307 2308 static unsigned char rate[] = { 200, 100, 80, }; 2309 KBDC kbdc = sc->kbdc; 2310 int id; 2311 int i; 2312 2313 /* the special sequence to enable the third button and the roller. */ 2314 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) { 2315 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 2316 return FALSE; 2317 } 2318 /* the device will give the genuine ID only after the above sequence */ 2319 id = get_aux_id(kbdc); 2320 if (id != PSM_INTELLI_ID) 2321 return FALSE; 2322 2323 sc->hw.hwid = id; 2324 sc->hw.buttons = 3; 2325 2326 return TRUE; 2327 } 2328 2329 /* Interlink electronics VersaPad */ 2330 static int 2331 enable_versapad(struct psm_softc *sc) 2332 { 2333 KBDC kbdc = sc->kbdc; 2334 int data[3]; 2335 2336 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 2337 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 2338 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 2339 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 2340 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 2341 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 2342 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 2343 return FALSE; 2344 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 2345 return FALSE; 2346 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 2347 2348 return TRUE; /* PS/2 absolute mode */ 2349 } 2350 2351 static int 2352 psmresume(device_t dev) 2353 { 2354 #ifdef PSM_HOOKRESUME 2355 struct psm_softc *sc = device_get_softc(dev); 2356 int unit = device_get_unit(dev); 2357 int err = 0; 2358 int s; 2359 int c; 2360 2361 if (verbose >= 2) 2362 log(LOG_NOTICE, "psm%d: system resume hook called.\n", unit); 2363 2364 /* don't let anybody mess with the aux device */ 2365 if (!kbdc_lock(sc->kbdc, TRUE)) 2366 return (EIO); 2367 s = spltty(); 2368 2369 /* save the current controller command byte */ 2370 empty_both_buffers(sc->kbdc, 10); 2371 c = get_controller_command_byte(sc->kbdc); 2372 if (verbose >= 2) 2373 log(LOG_DEBUG, "psm%d: current command byte: %04x (psmresume).\n", 2374 unit, c); 2375 2376 /* enable the aux port but disable the aux interrupt and the keyboard */ 2377 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 2378 kbdc_get_device_mask(sc->kbdc), 2379 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 2380 | KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2381 /* CONTROLLER ERROR */ 2382 splx(s); 2383 kbdc_lock(sc->kbdc, FALSE); 2384 log(LOG_ERR, "psm%d: unable to set the command byte (psmresume).\n", 2385 unit); 2386 return (EIO); 2387 } 2388 2389 /* flush any data */ 2390 if (sc->state & PSM_VALID) { 2391 disable_aux_dev(sc->kbdc); /* this may fail; but never mind... */ 2392 empty_aux_buffer(sc->kbdc, 10); 2393 } 2394 sc->inputbytes = 0; 2395 2396 #ifdef PSM_RESETAFTERSUSPEND 2397 /* try to detect the aux device; are you still there? */ 2398 if (reinitialize(unit, &sc->mode)) { 2399 /* yes */ 2400 sc->state |= PSM_VALID; 2401 } else { 2402 /* the device has gone! */ 2403 restore_controller(sc->kbdc, c); 2404 sc->state &= ~PSM_VALID; 2405 log(LOG_ERR, "psm%d: the aux device has gone! (psmresume).\n", 2406 unit); 2407 err = ENXIO; 2408 } 2409 #endif /* PSM_RESETAFTERSUSPEND */ 2410 splx(s); 2411 2412 /* restore the driver state */ 2413 if ((sc->state & PSM_OPEN) && (err == 0)) { 2414 /* enable the aux device and the port again */ 2415 err = doopen(unit, c); 2416 if (err != 0) 2417 log(LOG_ERR, "psm%d: failed to enable the device (psmresume).\n", 2418 unit); 2419 } else { 2420 /* restore the keyboard port and disable the aux port */ 2421 if (!set_controller_command_byte(sc->kbdc, 2422 kbdc_get_device_mask(sc->kbdc), 2423 (c & KBD_KBD_CONTROL_BITS) 2424 | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2425 /* CONTROLLER ERROR */ 2426 log(LOG_ERR, "psm%d: failed to disable the aux port (psmresume).\n", 2427 unit); 2428 err = EIO; 2429 } 2430 } 2431 2432 /* done */ 2433 kbdc_lock(sc->kbdc, FALSE); 2434 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 2435 /* 2436 * Release the blocked process; it must be notified that the device 2437 * cannot be accessed anymore. 2438 */ 2439 sc->state &= ~PSM_ASLP; 2440 wakeup((caddr_t)sc); 2441 } 2442 2443 if (verbose >= 2) 2444 log(LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit); 2445 2446 return (err); 2447 #else /* !PSM_HOOKRESUME */ 2448 return (0); 2449 #endif /* PSM_HOOKRESUME */ 2450 } 2451 2452 DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 2453 2454 #endif /* NPSM > 0 */ 2455