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 /* 24 * Ported to 386bsd Oct 17, 1992 25 * Sandi Donno, Computer Science, University of Cape Town, South Africa 26 * Please send bug reports to sandi@cs.uct.ac.za 27 * 28 * Thanks are also due to Rick Macklem, rick@snowhite.cis.uoguelph.ca - 29 * although I was only partially successful in getting the alpha release 30 * of his "driver for the Logitech and ATI Inport Bus mice for use with 31 * 386bsd and the X386 port" to work with my Microsoft mouse, I nevertheless 32 * found his code to be an invaluable reference when porting this driver 33 * to 386bsd. 34 * 35 * Further modifications for latest 386BSD+patchkit and port to NetBSD, 36 * Andrew Herbert <andrew@werple.apana.org.au> - 8 June 1993 37 * 38 * Cloned from the Microsoft Bus Mouse driver, also by Erik Forsberg, by 39 * Andrew Herbert - 12 June 1993 40 * 41 * Modified for PS/2 mouse by Charles Hannum <mycroft@ai.mit.edu> 42 * - 13 June 1993 43 * 44 * Modified for PS/2 AUX mouse by Shoji Yuen <yuen@nuie.nagoya-u.ac.jp> 45 * - 24 October 1993 46 * 47 * Hardware access routines and probe logic rewritten by 48 * Kazutaka Yokota <yokota@zodiac.mech.utsunomiya-u.ac.jp> 49 * - 3, 14, 22 October 1996. 50 * - 12 November 1996. IOCTLs and rearranging `psmread', `psmioctl'... 51 * - 14, 30 November 1996. Uses `kbdio.c'. 52 * - 13 December 1996. Uses queuing version of `kbdio.c'. 53 * - January/February 1997. Tweaked probe logic for 54 * HiNote UltraII/Latitude/Armada laptops. 55 * - 30 July 1997. Added APM support. 56 * - 5 March 1997. Defined driver configuration flags (PSM_CONFIG_XXX). 57 * Improved sync check logic. 58 * Vendor specific support routines. 59 */ 60 61 #include <sys/cdefs.h> 62 #include "opt_isa.h" 63 #include "opt_psm.h" 64 #include "opt_evdev.h" 65 66 #include <sys/param.h> 67 #include <sys/systm.h> 68 #include <sys/kernel.h> 69 #include <sys/lock.h> 70 #include <sys/module.h> 71 #include <sys/bus.h> 72 #include <sys/conf.h> 73 #include <sys/filio.h> 74 #include <sys/mutex.h> 75 #include <sys/poll.h> 76 #include <sys/sigio.h> 77 #include <sys/signalvar.h> 78 #include <sys/syslog.h> 79 #include <machine/bus.h> 80 #include <sys/rman.h> 81 #include <sys/selinfo.h> 82 #include <sys/sysctl.h> 83 #include <sys/time.h> 84 #include <sys/uio.h> 85 86 #include <sys/limits.h> 87 #include <sys/mouse.h> 88 #include <machine/resource.h> 89 90 #ifdef DEV_ISA 91 #include <isa/isavar.h> 92 #endif 93 94 #ifdef EVDEV_SUPPORT 95 #include <dev/evdev/evdev.h> 96 #include <dev/evdev/input.h> 97 #endif 98 99 #include <dev/atkbdc/atkbdcreg.h> 100 #include <dev/atkbdc/psm.h> 101 102 /* 103 * Driver specific options: the following options may be set by 104 * `options' statements in the kernel configuration file. 105 */ 106 107 /* debugging */ 108 #ifndef PSM_DEBUG 109 #define PSM_DEBUG 0 /* 110 * logging: 0: none, 1: brief, 2: verbose 111 * 3: sync errors, 4: all packets 112 */ 113 #endif 114 #define VLOG(level, args) do { \ 115 if (verbose >= level) \ 116 log args; \ 117 } while (0) 118 #define VDLOG(level, ...) do { \ 119 if (verbose >= level) \ 120 device_log(__VA_ARGS__); \ 121 } while (0) 122 123 #ifndef PSM_INPUT_TIMEOUT 124 #define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */ 125 #endif 126 127 #ifndef PSM_TAP_TIMEOUT 128 #define PSM_TAP_TIMEOUT 125000 129 #endif 130 131 #ifndef PSM_TAP_THRESHOLD 132 #define PSM_TAP_THRESHOLD 25 133 #endif 134 135 /* end of driver specific options */ 136 137 #define PSMCPNP_DRIVER_NAME "psmcpnp" 138 139 struct psmcpnp_softc { 140 enum { 141 PSMCPNP_GENERIC, 142 PSMCPNP_FORCEPAD, 143 PSMCPNP_TOPBUTTONPAD, 144 } type; /* Based on PnP ID */ 145 }; 146 147 /* input queue */ 148 #define PSM_BUFSIZE 960 149 #define PSM_SMALLBUFSIZE 240 150 151 /* operation levels */ 152 #define PSM_LEVEL_BASE 0 153 #define PSM_LEVEL_STANDARD 1 154 #define PSM_LEVEL_NATIVE 2 155 #define PSM_LEVEL_MIN PSM_LEVEL_BASE 156 #define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 157 158 /* Active PS/2 multiplexing */ 159 #define PSM_NOMUX (-1) 160 161 /* Logitech PS2++ protocol */ 162 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 163 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 164 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 165 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 166 167 /* ring buffer */ 168 typedef struct ringbuf { 169 int count; /* # of valid elements in the buffer */ 170 int head; /* head pointer */ 171 int tail; /* tail poiner */ 172 u_char buf[PSM_BUFSIZE]; 173 } ringbuf_t; 174 175 /* data buffer */ 176 typedef struct packetbuf { 177 u_char ipacket[16]; /* interim input buffer */ 178 int inputbytes; /* # of bytes in the input buffer */ 179 } packetbuf_t; 180 181 #ifndef PSM_PACKETQUEUE 182 #define PSM_PACKETQUEUE 128 183 #endif 184 185 /* 186 * Synaptics command definitions. 187 */ 188 #define SYNAPTICS_READ_IDENTITY 0x00 189 #define SYNAPTICS_READ_MODES 0x01 190 #define SYNAPTICS_READ_CAPABILITIES 0x02 191 #define SYNAPTICS_READ_MODEL_ID 0x03 192 #define SYNAPTICS_READ_SERIAL_PREFIX 0x06 193 #define SYNAPTICS_READ_SERIAL_SUFFIX 0x07 194 #define SYNAPTICS_READ_RESOLUTIONS 0x08 195 #define SYNAPTICS_READ_EXTENDED 0x09 196 #define SYNAPTICS_READ_CAPABILITIES_CONT 0x0c 197 #define SYNAPTICS_READ_MAX_COORDS 0x0d 198 #define SYNAPTICS_READ_DELUXE_LED 0x0e 199 #define SYNAPTICS_READ_MIN_COORDS 0x0f 200 201 typedef struct synapticsinfo { 202 struct sysctl_ctx_list sysctl_ctx; 203 struct sysctl_oid *sysctl_tree; 204 int directional_scrolls; 205 int two_finger_scroll; 206 int min_pressure; 207 int max_pressure; 208 int max_width; 209 int margin_top; 210 int margin_right; 211 int margin_bottom; 212 int margin_left; 213 int na_top; 214 int na_right; 215 int na_bottom; 216 int na_left; 217 int window_min; 218 int window_max; 219 int multiplicator; 220 int weight_current; 221 int weight_previous; 222 int weight_previous_na; 223 int weight_len_squared; 224 int div_min; 225 int div_max; 226 int div_max_na; 227 int div_len; 228 int tap_max_delta; 229 int tap_min_queue; 230 int taphold_timeout; 231 int vscroll_ver_area; 232 int vscroll_hor_area; 233 int vscroll_min_delta; 234 int vscroll_div_min; 235 int vscroll_div_max; 236 int touchpad_off; 237 int softbuttons_y; 238 int softbutton2_x; 239 int softbutton3_x; 240 int max_x; 241 int max_y; 242 int three_finger_drag; 243 int natural_scroll; 244 } synapticsinfo_t; 245 246 typedef struct synapticspacket { 247 int x; 248 int y; 249 } synapticspacket_t; 250 251 #define SYNAPTICS_PACKETQUEUE 10 252 #define SYNAPTICS_QUEUE_CURSOR(x) \ 253 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 254 255 #define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 256 ((synhw).infoMajor > (major) || \ 257 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 258 259 typedef struct smoother { 260 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 261 int queue_len; 262 int queue_cursor; 263 int start_x; 264 int start_y; 265 int avg_dx; 266 int avg_dy; 267 int squelch_x; 268 int squelch_y; 269 int is_fuzzy; 270 int active; 271 } smoother_t; 272 273 typedef struct gesture { 274 int window_min; 275 int fingers_nb; 276 int tap_button; 277 int in_taphold; 278 int in_vscroll; 279 int zmax; /* maximum pressure value */ 280 struct timeval taptimeout; /* tap timeout for touchpads */ 281 } gesture_t; 282 283 enum { 284 TRACKPOINT_SYSCTL_SENSITIVITY, 285 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 286 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 287 TRACKPOINT_SYSCTL_BACKUP_RANGE, 288 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 289 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 290 TRACKPOINT_SYSCTL_UP_THRESHOLD, 291 TRACKPOINT_SYSCTL_THRESHOLD, 292 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 293 TRACKPOINT_SYSCTL_Z_TIME, 294 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 295 TRACKPOINT_SYSCTL_SKIP_BACKUPS 296 }; 297 298 typedef struct trackpointinfo { 299 struct sysctl_ctx_list sysctl_ctx; 300 struct sysctl_oid *sysctl_tree; 301 enum { 302 TRACKPOINT_VENDOR_IBM = 0x01, 303 TRACKPOINT_VENDOR_ALPS = 0x02, 304 TRACKPOINT_VENDOR_ELAN = 0x03, 305 TRACKPOINT_VENDOR_NXP = 0x04, 306 TRACKPOINT_VENDOR_JYT = 0x05, 307 TRACKPOINT_VENDOR_SYNAPTICS = 0x06, 308 TRACKPOINT_VENDOR_UNKNOWN = 0x07, 309 } vendor; 310 int firmware; 311 int sensitivity; 312 int inertia; 313 int uplateau; 314 int reach; 315 int draghys; 316 int mindrag; 317 int upthresh; 318 int threshold; 319 int jenks; 320 int ztime; 321 int pts; 322 int skipback; 323 } trackpointinfo_t; 324 325 typedef struct finger { 326 int x; 327 int y; 328 int p; 329 int w; 330 int flags; 331 } finger_t; 332 #define PSM_FINGERS 2 /* # of processed fingers */ 333 #define PSM_FINGER_IS_PEN (1<<0) 334 #define PSM_FINGER_FUZZY (1<<1) 335 #define PSM_FINGER_DEFAULT_P tap_threshold 336 #define PSM_FINGER_DEFAULT_W 1 337 #define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 338 #define PSM_FINGER_RESET(f) do { \ 339 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 340 } while (0) 341 342 typedef struct elantechhw { 343 int hwversion; 344 int fwversion; 345 int sizex; 346 int sizey; 347 int dpmmx; 348 int dpmmy; 349 int ntracesx; 350 int ntracesy; 351 int dptracex; 352 int dptracey; 353 int issemimt; 354 int isclickpad; 355 int hassmbusnotify; 356 int has3buttons; 357 int hascrc; 358 int hastrackpoint; 359 int haspressure; 360 } elantechhw_t; 361 362 /* minimum versions supported by this driver */ 363 #define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 364 365 #define ELANTECH_MAGIC(magic) \ 366 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 367 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 368 369 #define ELANTECH_FW_ID 0x00 370 #define ELANTECH_FW_VERSION 0x01 371 #define ELANTECH_CAPABILITIES 0x02 372 #define ELANTECH_SAMPLE 0x03 373 #define ELANTECH_RESOLUTION 0x04 374 #define ELANTECH_REG_READ 0x10 375 #define ELANTECH_REG_WRITE 0x11 376 #define ELANTECH_REG_RDWR 0x00 377 #define ELANTECH_CUSTOM_CMD 0xf8 378 379 #ifdef EVDEV_SUPPORT 380 #define ELANTECH_MAX_FINGERS 5 381 #else 382 #define ELANTECH_MAX_FINGERS PSM_FINGERS 383 #endif 384 385 #define ELANTECH_FINGER_MAX_P 255 386 #define ELANTECH_FINGER_MAX_W 15 387 #define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 388 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 389 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 390 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 391 .w = PSM_FINGER_DEFAULT_W, \ 392 .flags = 0 \ 393 } 394 395 enum { 396 ELANTECH_PKT_NOP, 397 ELANTECH_PKT_TRACKPOINT, 398 ELANTECH_PKT_V2_COMMON, 399 ELANTECH_PKT_V2_2FINGER, 400 ELANTECH_PKT_V3, 401 ELANTECH_PKT_V4_STATUS, 402 ELANTECH_PKT_V4_HEAD, 403 ELANTECH_PKT_V4_MOTION 404 }; 405 406 #define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 407 #define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 408 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 409 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 410 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 411 (pb)->ipacket[5] == 0xff) 412 #define ELANTECH_PKT_IS_V2(pb) \ 413 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 414 #define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 415 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 416 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 417 #define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 418 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 419 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 420 #define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 421 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 422 ((pb)->ipacket[0] & 0x08) == 0x00 && ((pb)->ipacket[3] & 0x1c) == 0x10) 423 424 typedef struct elantechaction { 425 finger_t fingers[ELANTECH_MAX_FINGERS]; 426 int mask; 427 int mask_v4wait; 428 } elantechaction_t; 429 430 /* driver control block */ 431 struct psm_softc { /* Driver status information */ 432 device_t dev; 433 struct selinfo rsel; /* Process selecting for Input */ 434 u_char state; /* Mouse driver state */ 435 int config; /* driver configuration flags */ 436 int flags; /* other flags */ 437 KBDC kbdc; /* handle to access kbd controller */ 438 struct resource *intr; /* IRQ resource */ 439 void *ih; /* interrupt handle */ 440 mousehw_t hw; /* hardware information */ 441 synapticshw_t synhw; /* Synaptics hardware information */ 442 synapticsinfo_t syninfo; /* Synaptics configuration */ 443 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 444 gesture_t gesture; /* Gesture context */ 445 elantechhw_t elanhw; /* Elantech hardware information */ 446 elantechaction_t elanaction; /* Elantech action context */ 447 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 448 mousemode_t mode; /* operation mode */ 449 mousemode_t dflt_mode; /* default operation mode */ 450 mousestatus_t status; /* accumulated mouse movement */ 451 ringbuf_t queue; /* mouse status queue */ 452 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 453 int pqueue_start; /* start of data in queue */ 454 int pqueue_end; /* end of data in queue */ 455 int button; /* the latest button state */ 456 int xold; /* previous absolute X position */ 457 int yold; /* previous absolute Y position */ 458 int xaverage; /* average X position */ 459 int yaverage; /* average Y position */ 460 int squelch; /* level to filter movement at low speed */ 461 int syncerrors; /* # of bytes discarded to synchronize */ 462 int pkterrors; /* # of packets failed during quaranteen. */ 463 int fpcount; /* forcePad valid packet counter */ 464 struct timeval inputtimeout; 465 struct timeval lastsoftintr; /* time of last soft interrupt */ 466 struct timeval lastinputerr; /* time last sync error happened */ 467 struct timeval idletimeout; 468 packetbuf_t idlepacket; /* packet to send after idle timeout */ 469 int watchdog; /* watchdog timer flag */ 470 struct callout callout; /* watchdog timer call out */ 471 struct callout softcallout; /* buffer timer call out */ 472 struct cdev *cdev; 473 struct cdev *bdev; 474 int lasterr; 475 int cmdcount; 476 struct sigio *async; /* Processes waiting for SIGIO */ 477 int extended_buttons; 478 int muxport; /* MUX port with attached Synaptics */ 479 u_char muxsave[3]; /* 3->6 byte proto conversion buffer */ 480 int muxtpbuttons; /* Touchpad button state */ 481 int muxmsbuttons; /* Mouse (trackpoint) button state */ 482 struct timeval muxmidtimeout; /* middle button supression timeout */ 483 int muxsinglesyna; /* Probe result of single Synaptics */ 484 #ifdef EVDEV_SUPPORT 485 struct evdev_dev *evdev_a; /* Absolute reporting device */ 486 struct evdev_dev *evdev_r; /* Relative reporting device */ 487 #endif 488 }; 489 490 /* driver state flags (state) */ 491 #define PSM_VALID 0x80 492 #define PSM_OPEN 1 /* Device is open */ 493 #define PSM_ASLP 2 /* Waiting for mouse data */ 494 #define PSM_SOFTARMED 4 /* Software interrupt armed */ 495 #define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 496 #define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 497 #define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 498 499 /* driver configuration flags (config) */ 500 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 501 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 502 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 503 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 504 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 505 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 506 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 507 #define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 508 #define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 509 510 #define PSM_CONFIG_FLAGS \ 511 (PSM_CONFIG_RESOLUTION | \ 512 PSM_CONFIG_ACCEL | \ 513 PSM_CONFIG_NOCHECKSYNC | \ 514 PSM_CONFIG_NOIDPROBE | \ 515 PSM_CONFIG_NORESET | \ 516 PSM_CONFIG_FORCETAP | \ 517 PSM_CONFIG_IGNPORTERROR | \ 518 PSM_CONFIG_HOOKRESUME | \ 519 PSM_CONFIG_INITAFTERSUSPEND) 520 521 /* other flags (flags) */ 522 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 523 524 #define kbdcp(p) ((atkbdc_softc_t *)(p)) 525 #define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 526 & KBDC_QUIRK_KEEP_ACTIVATED) 527 528 /* Tunables */ 529 static int tap_enabled = -1; 530 static int verbose = PSM_DEBUG; 531 static int synaptics_support = 1; 532 static int trackpoint_support = 1; 533 static int elantech_support = 1; 534 static int mux_disabled = -1; 535 536 /* for backward compatibility */ 537 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 538 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 539 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 540 541 typedef struct old_mousehw { 542 int buttons; 543 int iftype; 544 int type; 545 int hwid; 546 } old_mousehw_t; 547 548 typedef struct old_mousemode { 549 int protocol; 550 int rate; 551 int resolution; 552 int accelfactor; 553 } old_mousemode_t; 554 555 #define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 556 enum { 557 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 558 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 559 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 560 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 561 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 562 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 563 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 564 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 565 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 566 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 567 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 568 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 569 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 570 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 571 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 572 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 573 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 574 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 575 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 576 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 577 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 578 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 579 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 580 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 581 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 582 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 583 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 584 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 585 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 586 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 587 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 588 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 589 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 590 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 591 SYNAPTICS_SYSCTL_THREE_FINGER_DRAG = SYN_OFFSET(three_finger_drag), 592 SYNAPTICS_SYSCTL_NATURAL_SCROLL = SYN_OFFSET(natural_scroll), 593 #define SYNAPTICS_SYSCTL_LAST SYNAPTICS_SYSCTL_NATURAL_SCROLL 594 }; 595 596 /* packet formatting function */ 597 typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 598 mousestatus_t *); 599 600 /* function prototypes */ 601 static void psmidentify(driver_t *, device_t); 602 static int psmprobe(device_t); 603 static int psmattach(device_t); 604 static int psmdetach(device_t); 605 static int psmresume(device_t); 606 607 static d_open_t psm_cdev_open; 608 static d_close_t psm_cdev_close; 609 static d_read_t psmread; 610 static d_write_t psmwrite; 611 static d_ioctl_t psmioctl; 612 static d_poll_t psmpoll; 613 static d_kqfilter_t psmkqfilter; 614 615 static int psmopen(struct psm_softc *); 616 static int psmclose(struct psm_softc *); 617 618 #ifdef EVDEV_SUPPORT 619 static evdev_open_t psm_ev_open_r; 620 static evdev_close_t psm_ev_close_r; 621 static evdev_open_t psm_ev_open_a; 622 static evdev_close_t psm_ev_close_a; 623 #endif 624 625 static int enable_aux_dev(KBDC); 626 static int disable_aux_dev(KBDC); 627 static int get_mouse_status(KBDC, int *, int, int); 628 static int get_aux_id(KBDC); 629 static int set_mouse_sampling_rate(KBDC, int); 630 static int set_mouse_scaling(KBDC, int); 631 static int set_mouse_resolution(KBDC, int); 632 static int set_mouse_mode(KBDC); 633 static int get_mouse_buttons(KBDC); 634 static int is_a_mouse(int); 635 static void recover_from_error(KBDC); 636 static int restore_controller(KBDC, int); 637 static int doinitialize(struct psm_softc *, mousemode_t *); 638 static int doopen(struct psm_softc *, int); 639 static int reinitialize(struct psm_softc *, int); 640 static char *model_name(int); 641 static void psmsoftintr(void *); 642 static void psmsoftintridle(void *); 643 static void psmintr(void *); 644 static void psmtimeout(void *); 645 static int timeelapsed(const struct timeval *, int, int, 646 const struct timeval *); 647 static void dropqueue(struct psm_softc *); 648 static void flushpackets(struct psm_softc *); 649 static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 650 mousestatus_t *, int *, int *, int *); 651 static int proc_synaptics(struct psm_softc *, packetbuf_t *, 652 mousestatus_t *, int *, int *, int *); 653 static int proc_synaptics_mux(struct psm_softc *, packetbuf_t *); 654 static void proc_versapad(struct psm_softc *, packetbuf_t *, 655 mousestatus_t *, int *, int *, int *); 656 static int proc_elantech(struct psm_softc *, packetbuf_t *, 657 mousestatus_t *, int *, int *, int *); 658 static int psmpalmdetect(struct psm_softc *, finger_t *, int); 659 static void psmgestures(struct psm_softc *, finger_t *, int, 660 mousestatus_t *); 661 static void psmsmoother(struct psm_softc *, finger_t *, int, 662 mousestatus_t *, int *, int *); 663 static int tame_mouse(struct psm_softc *, packetbuf_t *, mousestatus_t *, 664 u_char *); 665 666 /* vendor specific features */ 667 enum probearg { PROBE, REINIT }; 668 typedef int probefunc_t(struct psm_softc *, enum probearg); 669 670 static int mouse_id_proc1(KBDC, int, int, int *); 671 static int mouse_ext_command(KBDC, int); 672 673 static probefunc_t enable_groller; 674 static probefunc_t enable_gmouse; 675 static probefunc_t enable_aglide; 676 static probefunc_t enable_kmouse; 677 static probefunc_t enable_msexplorer; 678 static probefunc_t enable_msintelli; 679 static probefunc_t enable_4dmouse; 680 static probefunc_t enable_4dplus; 681 static probefunc_t enable_mmanplus; 682 static probefunc_t enable_synaptics; 683 static probefunc_t enable_synaptics_mux; 684 static probefunc_t enable_single_synaptics_mux; 685 static probefunc_t enable_trackpoint; 686 static probefunc_t enable_versapad; 687 static probefunc_t enable_elantech; 688 689 static void set_trackpoint_parameters(struct psm_softc *sc); 690 static void synaptics_passthrough_on(struct psm_softc *sc); 691 static void synaptics_passthrough_off(struct psm_softc *sc); 692 static int synaptics_preferred_mode(struct psm_softc *sc); 693 static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 694 695 static struct { 696 int model; 697 u_char syncmask; 698 int packetsize; 699 probefunc_t *probefunc; 700 } vendortype[] = { 701 /* 702 * WARNING: the order of probe is very important. Don't mess it 703 * unless you know what you are doing. 704 */ 705 { MOUSE_MODEL_SYNAPTICS, /* Synaptics + mouse on Active Mux */ 706 0x00, MOUSE_PS2_PACKETSIZE, enable_synaptics_mux }, 707 { MOUSE_MODEL_SYNAPTICS, /* Single Synaptics on Active Mux */ 708 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_single_synaptics_mux }, 709 { MOUSE_MODEL_NET, /* Genius NetMouse */ 710 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 711 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 712 0xc8, 6, enable_groller }, 713 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 714 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 715 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 716 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 717 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 718 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 719 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 720 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 721 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 722 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 723 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 724 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 725 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 726 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 727 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 728 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 729 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 730 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 731 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 732 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 733 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 734 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 735 { MOUSE_MODEL_GENERIC, 736 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 737 }; 738 #define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 739 740 /* device driver declarateion */ 741 static device_method_t psm_methods[] = { 742 /* Device interface */ 743 DEVMETHOD(device_identify, psmidentify), 744 DEVMETHOD(device_probe, psmprobe), 745 DEVMETHOD(device_attach, psmattach), 746 DEVMETHOD(device_detach, psmdetach), 747 DEVMETHOD(device_resume, psmresume), 748 DEVMETHOD_END 749 }; 750 751 static driver_t psm_driver = { 752 PSM_DRIVER_NAME, 753 psm_methods, 754 sizeof(struct psm_softc), 755 }; 756 757 static struct cdevsw psm_cdevsw = { 758 .d_version = D_VERSION, 759 .d_flags = D_NEEDGIANT, 760 .d_open = psm_cdev_open, 761 .d_close = psm_cdev_close, 762 .d_read = psmread, 763 .d_write = psmwrite, 764 .d_ioctl = psmioctl, 765 .d_poll = psmpoll, 766 .d_kqfilter = psmkqfilter, 767 .d_name = PSM_DRIVER_NAME, 768 }; 769 770 #ifdef EVDEV_SUPPORT 771 static const struct evdev_methods psm_ev_methods_r = { 772 .ev_open = psm_ev_open_r, 773 .ev_close = psm_ev_close_r, 774 }; 775 static const struct evdev_methods psm_ev_methods_a = { 776 .ev_open = psm_ev_open_a, 777 .ev_close = psm_ev_close_a, 778 }; 779 #endif 780 781 /* device I/O routines */ 782 static int 783 enable_aux_dev(KBDC kbdc) 784 { 785 int res; 786 787 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 788 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 789 790 return (res == PSM_ACK); 791 } 792 793 static int 794 disable_aux_dev(KBDC kbdc) 795 { 796 int res; 797 798 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 799 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 800 801 return (res == PSM_ACK); 802 } 803 804 static int 805 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 806 { 807 int cmd; 808 int res; 809 int i; 810 811 switch (flag) { 812 case 0: 813 default: 814 cmd = PSMC_SEND_DEV_STATUS; 815 break; 816 case 1: 817 cmd = PSMC_SEND_DEV_DATA; 818 break; 819 } 820 empty_aux_buffer(kbdc, 5); 821 res = send_aux_command(kbdc, cmd); 822 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 823 (flag == 1) ? "DATA" : "STATUS", res)); 824 if (res != PSM_ACK) 825 return (0); 826 827 for (i = 0; i < len; ++i) { 828 status[i] = read_aux_data(kbdc); 829 if (status[i] < 0) 830 break; 831 } 832 if (len >= 3) { 833 for (; i < 3; ++i) 834 status[i] = 0; 835 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 836 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 837 } 838 839 return (i); 840 } 841 842 static int 843 get_aux_id(KBDC kbdc) 844 { 845 int res; 846 int id; 847 848 empty_aux_buffer(kbdc, 5); 849 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 850 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 851 if (res != PSM_ACK) 852 return (-1); 853 854 /* 10ms delay */ 855 DELAY(10000); 856 857 id = read_aux_data(kbdc); 858 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 859 860 return (id); 861 } 862 863 static int 864 set_mouse_sampling_rate(KBDC kbdc, int rate) 865 { 866 int res; 867 868 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 869 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 870 871 return ((res == PSM_ACK) ? rate : -1); 872 } 873 874 static int 875 set_mouse_scaling(KBDC kbdc, int scale) 876 { 877 int res; 878 879 switch (scale) { 880 case 1: 881 default: 882 scale = PSMC_SET_SCALING11; 883 break; 884 case 2: 885 scale = PSMC_SET_SCALING21; 886 break; 887 } 888 res = send_aux_command(kbdc, scale); 889 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 890 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 891 892 return (res == PSM_ACK); 893 } 894 895 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 896 static int 897 set_mouse_resolution(KBDC kbdc, int val) 898 { 899 int res; 900 901 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 902 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 903 904 return ((res == PSM_ACK) ? val : -1); 905 } 906 907 /* 908 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 909 * re-enabled by calling `enable_aux_dev()' 910 */ 911 static int 912 set_mouse_mode(KBDC kbdc) 913 { 914 int res; 915 916 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 917 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 918 919 return (res == PSM_ACK); 920 } 921 922 static int 923 get_mouse_buttons(KBDC kbdc) 924 { 925 int c = 2; /* assume two buttons by default */ 926 int status[3]; 927 928 /* 929 * NOTE: a special sequence to obtain Logitech Mouse specific 930 * information: set resolution to 25 ppi, set scaling to 1:1, set 931 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 932 * mouse status bytes is the number of available buttons. 933 * Some manufactures also support this sequence. 934 */ 935 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 936 return (c); 937 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 938 set_mouse_scaling(kbdc, 1) && 939 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 940 return (status[1]); 941 return (c); 942 } 943 944 /* misc subroutines */ 945 /* 946 * Someday, I will get the complete list of valid pointing devices and 947 * their IDs... XXX 948 */ 949 static int 950 is_a_mouse(int id) 951 { 952 #if 0 953 static int valid_ids[] = { 954 PSM_MOUSE_ID, /* mouse */ 955 PSM_BALLPOINT_ID, /* ballpoint device */ 956 PSM_INTELLI_ID, /* Intellimouse */ 957 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 958 -1 /* end of table */ 959 }; 960 int i; 961 962 for (i = 0; valid_ids[i] >= 0; ++i) 963 if (valid_ids[i] == id) 964 return (TRUE); 965 return (FALSE); 966 #else 967 return (TRUE); 968 #endif 969 } 970 971 static char * 972 model_name(int model) 973 { 974 static struct { 975 int model_code; 976 char *model_name; 977 } models[] = { 978 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 979 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 980 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 981 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 982 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 983 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 984 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 985 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 986 { MOUSE_MODEL_4D, "4D Mouse" }, 987 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 988 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 989 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 990 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 991 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 992 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 993 }; 994 int i; 995 996 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 997 if (models[i].model_code == model) 998 break; 999 return (models[i].model_name); 1000 } 1001 1002 static void 1003 recover_from_error(KBDC kbdc) 1004 { 1005 /* discard anything left in the output buffer */ 1006 empty_both_buffers(kbdc, 10); 1007 1008 #if 0 1009 /* 1010 * NOTE: KBDC_RESET_KBD may not restore the communication between the 1011 * keyboard and the controller. 1012 */ 1013 reset_kbd(kbdc); 1014 #else 1015 /* 1016 * NOTE: somehow diagnostic and keyboard port test commands bring the 1017 * keyboard back. 1018 */ 1019 if (!test_controller(kbdc)) 1020 log(LOG_ERR, "psm: keyboard controller failed.\n"); 1021 /* if there isn't a keyboard in the system, the following error is OK */ 1022 if (test_kbd_port(kbdc) != 0) 1023 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 1024 #endif 1025 } 1026 1027 static int 1028 restore_controller(KBDC kbdc, int command_byte) 1029 { 1030 empty_both_buffers(kbdc, 10); 1031 1032 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 1033 log(LOG_ERR, "psm: failed to restore the keyboard controller " 1034 "command byte.\n"); 1035 empty_both_buffers(kbdc, 10); 1036 return (FALSE); 1037 } else { 1038 empty_both_buffers(kbdc, 10); 1039 return (TRUE); 1040 } 1041 } 1042 1043 /* 1044 * Re-initialize the aux port and device. The aux port must be enabled 1045 * and its interrupt must be disabled before calling this routine. 1046 * The aux device will be disabled before returning. 1047 * The keyboard controller must be locked via `kbdc_lock()' before 1048 * calling this routine. 1049 */ 1050 static int 1051 doinitialize(struct psm_softc *sc, mousemode_t *mode) 1052 { 1053 KBDC kbdc = sc->kbdc; 1054 int stat[3]; 1055 int i; 1056 1057 switch((i = test_aux_port(kbdc))) { 1058 case 1: /* ignore these errors */ 1059 case 2: 1060 case 3: 1061 case PSM_ACK: 1062 if (verbose) 1063 device_log(sc->dev, LOG_DEBUG, 1064 "strange result for test aux port (%d).\n", i); 1065 /* FALLTHROUGH */ 1066 case 0: /* no error */ 1067 break; 1068 case -1: /* time out */ 1069 default: /* error */ 1070 recover_from_error(kbdc); 1071 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1072 break; 1073 device_log(sc->dev, LOG_ERR, 1074 "the aux port is not functioning (%d).\n", i); 1075 return (FALSE); 1076 } 1077 1078 if (sc->config & PSM_CONFIG_NORESET) { 1079 /* 1080 * Don't try to reset the pointing device. It may possibly 1081 * be left in the unknown state, though... 1082 */ 1083 } else { 1084 /* 1085 * NOTE: some controllers appears to hang the `keyboard' when 1086 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1087 */ 1088 if (!reset_aux_dev(kbdc)) { 1089 recover_from_error(kbdc); 1090 device_log(sc->dev, LOG_ERR, 1091 "failed to reset the aux device.\n"); 1092 return (FALSE); 1093 } 1094 } 1095 1096 /* 1097 * both the aux port and the aux device is functioning, see 1098 * if the device can be enabled. 1099 */ 1100 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1101 device_log(sc->dev, LOG_ERR, 1102 "failed to enable the aux device.\n"); 1103 return (FALSE); 1104 } 1105 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1106 1107 /* Re-enable the mouse. */ 1108 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1109 if (vendortype[i].model == sc->hw.model) 1110 (*vendortype[i].probefunc)(sc, REINIT); 1111 1112 /* set mouse parameters */ 1113 if (mode != (mousemode_t *)NULL) { 1114 if (mode->rate > 0) 1115 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1116 if (mode->resolution >= 0) 1117 mode->resolution = 1118 set_mouse_resolution(kbdc, mode->resolution); 1119 set_mouse_scaling(kbdc, 1); 1120 set_mouse_mode(kbdc); 1121 } 1122 1123 /* Record sync on the next data packet we see. */ 1124 sc->flags |= PSM_NEED_SYNCBITS; 1125 1126 /* just check the status of the mouse */ 1127 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1128 device_log(sc->dev, LOG_DEBUG, 1129 "failed to get status (doinitialize).\n"); 1130 1131 return (TRUE); 1132 } 1133 1134 static int 1135 doopen(struct psm_softc *sc, int command_byte) 1136 { 1137 int stat[3]; 1138 int mux_enabled = FALSE; 1139 1140 /* 1141 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1142 * no obvious reason. Thus we check the current mode and restore the 1143 * Absolute Mode if it was cleared. 1144 * 1145 * The previous hack at the end of psmprobe() wasn't efficient when 1146 * moused(8) was restarted. 1147 * 1148 * A Reset (FF) or Set Defaults (F6) command would clear the 1149 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1150 * doesn't show any evidence of such a command. 1151 */ 1152 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1153 if (sc->muxport != PSM_NOMUX) { 1154 mux_enabled = enable_aux_mux(sc->kbdc) >= 0; 1155 if (mux_enabled) 1156 set_active_aux_mux_port(sc->kbdc, sc->muxport); 1157 else 1158 device_log(sc->dev, LOG_ERR, "failed to enable " 1159 "active multiplexing mode.\n"); 1160 } 1161 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODES); 1162 get_mouse_status(sc->kbdc, stat, 0, 3); 1163 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1164 stat[1] == 0x47) && 1165 stat[2] == 0x40) { 1166 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1167 VDLOG(5, sc->dev, LOG_DEBUG, "Synaptis Absolute Mode " 1168 "hopefully restored\n"); 1169 } 1170 if (mux_enabled) 1171 disable_aux_mux(sc->kbdc); 1172 } 1173 1174 /* 1175 * A user may want to disable tap and drag gestures on a Synaptics 1176 * TouchPad when it operates in Relative Mode. 1177 */ 1178 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1179 if (tap_enabled > 0) { 1180 VDLOG(2, sc->dev, LOG_DEBUG, 1181 "enable tap and drag gestures\n"); 1182 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1183 } else if (tap_enabled == 0) { 1184 VDLOG(2, sc->dev, LOG_DEBUG, 1185 "disable tap and drag gestures\n"); 1186 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1187 } 1188 } 1189 1190 /* enable the mouse device */ 1191 if (!enable_aux_dev(sc->kbdc)) { 1192 /* MOUSE ERROR: failed to enable the mouse because: 1193 * 1) the mouse is faulty, 1194 * 2) the mouse has been removed(!?) 1195 * In the latter case, the keyboard may have hung, and need 1196 * recovery procedure... 1197 */ 1198 recover_from_error(sc->kbdc); 1199 #if 0 1200 /* FIXME: we could reset the mouse here and try to enable 1201 * it again. But it will take long time and it's not a good 1202 * idea to disable the keyboard that long... 1203 */ 1204 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1205 recover_from_error(sc->kbdc); 1206 #else 1207 { 1208 #endif 1209 restore_controller(sc->kbdc, command_byte); 1210 /* mark this device is no longer available */ 1211 sc->state &= ~PSM_VALID; 1212 device_log(sc->dev, LOG_ERR, 1213 "failed to enable the device (doopen).\n"); 1214 return (EIO); 1215 } 1216 } 1217 1218 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1219 device_log(sc->dev, LOG_DEBUG, 1220 "failed to get status (doopen).\n"); 1221 1222 /* enable the aux port and interrupt */ 1223 if (!set_controller_command_byte(sc->kbdc, 1224 kbdc_get_device_mask(sc->kbdc), 1225 (command_byte & KBD_KBD_CONTROL_BITS) | 1226 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1227 /* CONTROLLER ERROR */ 1228 disable_aux_dev(sc->kbdc); 1229 restore_controller(sc->kbdc, command_byte); 1230 device_log(sc->dev, LOG_ERR, 1231 "failed to enable the aux interrupt (doopen).\n"); 1232 return (EIO); 1233 } 1234 1235 /* start the watchdog timer */ 1236 sc->watchdog = FALSE; 1237 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1238 1239 return (0); 1240 } 1241 1242 static int 1243 reinitialize(struct psm_softc *sc, int doinit) 1244 { 1245 int err; 1246 int c; 1247 int s; 1248 1249 /* don't let anybody mess with the aux device */ 1250 if (!kbdc_lock(sc->kbdc, TRUE)) 1251 return (EIO); 1252 s = spltty(); 1253 1254 /* block our watchdog timer */ 1255 sc->watchdog = FALSE; 1256 callout_stop(&sc->callout); 1257 1258 /* save the current controller command byte */ 1259 empty_both_buffers(sc->kbdc, 10); 1260 c = get_controller_command_byte(sc->kbdc); 1261 VDLOG(2, sc->dev, LOG_DEBUG, 1262 "current command byte: %04x (reinitialize).\n", c); 1263 1264 /* enable the aux port but disable the aux interrupt and the keyboard */ 1265 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1266 kbdc_get_device_mask(sc->kbdc), 1267 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1268 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1269 /* CONTROLLER ERROR */ 1270 splx(s); 1271 kbdc_lock(sc->kbdc, FALSE); 1272 device_log(sc->dev, LOG_ERR, 1273 "unable to set the command byte (reinitialize).\n"); 1274 return (EIO); 1275 } 1276 1277 /* flush any data */ 1278 if (sc->state & PSM_VALID) { 1279 /* this may fail; but never mind... */ 1280 disable_aux_dev(sc->kbdc); 1281 empty_aux_buffer(sc->kbdc, 10); 1282 } 1283 flushpackets(sc); 1284 sc->syncerrors = 0; 1285 sc->pkterrors = 0; 1286 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1287 1288 /* try to detect the aux device; are you still there? */ 1289 err = 0; 1290 if (doinit) { 1291 if (doinitialize(sc, &sc->mode)) { 1292 /* yes */ 1293 sc->state |= PSM_VALID; 1294 } else { 1295 /* the device has gone! */ 1296 restore_controller(sc->kbdc, c); 1297 sc->state &= ~PSM_VALID; 1298 device_log(sc->dev, LOG_ERR, 1299 "the aux device has gone! (reinitialize).\n"); 1300 err = ENXIO; 1301 } 1302 } 1303 splx(s); 1304 1305 /* restore the driver state */ 1306 if ((sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A)) && 1307 (err == 0)) { 1308 /* enable the aux device and the port again */ 1309 err = doopen(sc, c); 1310 if (err != 0) 1311 device_log(sc->dev, LOG_ERR, 1312 "failed to enable the device (reinitialize).\n"); 1313 } else { 1314 /* restore the keyboard port and disable the aux port */ 1315 if (!set_controller_command_byte(sc->kbdc, 1316 kbdc_get_device_mask(sc->kbdc), 1317 (c & KBD_KBD_CONTROL_BITS) | 1318 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1319 /* CONTROLLER ERROR */ 1320 device_log(sc->dev, LOG_ERR, 1321 "failed to disable the aux port (reinitialize).\n"); 1322 err = EIO; 1323 } 1324 } 1325 1326 kbdc_lock(sc->kbdc, FALSE); 1327 return (err); 1328 } 1329 1330 /* psm driver entry points */ 1331 1332 static void 1333 psmidentify(driver_t *driver, device_t parent) 1334 { 1335 device_t psmc; 1336 device_t psm; 1337 u_long irq; 1338 int unit; 1339 1340 unit = device_get_unit(parent); 1341 1342 /* always add at least one child */ 1343 psm = BUS_ADD_CHILD(parent, KBDC_RID_AUX, driver->name, unit); 1344 if (psm == NULL) 1345 return; 1346 1347 irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX); 1348 if (irq > 0) 1349 return; 1350 1351 /* 1352 * If the PS/2 mouse device has already been reported by ACPI or 1353 * PnP BIOS, obtain the IRQ resource from it. 1354 * (See psmcpnp_attach() below.) 1355 */ 1356 psmc = device_find_child(device_get_parent(parent), 1357 PSMCPNP_DRIVER_NAME, unit); 1358 if (psmc == NULL) 1359 return; 1360 irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0); 1361 if (irq <= 0) 1362 return; 1363 bus_delete_resource(psmc, SYS_RES_IRQ, 0); 1364 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 1365 } 1366 1367 #define endprobe(v) do { \ 1368 if (bootverbose) \ 1369 --verbose; \ 1370 kbdc_set_device_mask(sc->kbdc, mask); \ 1371 kbdc_lock(sc->kbdc, FALSE); \ 1372 return (v); \ 1373 } while (0) 1374 1375 static int 1376 psmprobe(device_t dev) 1377 { 1378 struct psm_softc *sc = device_get_softc(dev); 1379 int stat[3]; 1380 int command_byte; 1381 int mask; 1382 int rid; 1383 int i; 1384 1385 #if 0 1386 kbdc_debug(TRUE); 1387 #endif 1388 1389 /* see if IRQ is available */ 1390 rid = KBDC_RID_AUX; 1391 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1392 if (sc->intr == NULL) { 1393 if (bootverbose) 1394 device_printf(dev, "unable to allocate IRQ\n"); 1395 return (ENXIO); 1396 } 1397 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1398 1399 sc->dev = dev; 1400 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1401 if (sc->kbdc == NULL) 1402 return (ENXIO); 1403 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1404 /* XXX: for backward compatibility */ 1405 #if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1406 sc->config |= 1407 #ifdef PSM_RESETAFTERSUSPEND 1408 PSM_CONFIG_INITAFTERSUSPEND; 1409 #else 1410 PSM_CONFIG_HOOKRESUME; 1411 #endif 1412 #endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1413 sc->flags = 0; 1414 sc->muxport = PSM_NOMUX; 1415 if (bootverbose) 1416 ++verbose; 1417 1418 device_set_desc(dev, "PS/2 Mouse"); 1419 1420 if (!kbdc_lock(sc->kbdc, TRUE)) { 1421 device_printf(dev, "unable to lock the controller.\n"); 1422 if (bootverbose) 1423 --verbose; 1424 return (ENXIO); 1425 } 1426 1427 /* 1428 * NOTE: two bits in the command byte controls the operation of the 1429 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1430 * port interrupt (IRQ 12) enable bit (bit 2). 1431 */ 1432 1433 /* discard anything left after the keyboard initialization */ 1434 empty_both_buffers(sc->kbdc, 10); 1435 1436 /* save the current command byte; it will be used later */ 1437 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1438 command_byte = get_controller_command_byte(sc->kbdc); 1439 if (verbose) 1440 device_printf(dev, "current command byte:%04x\n", command_byte); 1441 if (command_byte == -1) { 1442 /* CONTROLLER ERROR */ 1443 device_printf(dev, 1444 "unable to get the current command byte value.\n"); 1445 endprobe(ENXIO); 1446 } 1447 1448 /* 1449 * disable the keyboard port while probing the aux port, which must be 1450 * enabled during this routine 1451 */ 1452 if (!set_controller_command_byte(sc->kbdc, 1453 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1454 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1455 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1456 /* 1457 * this is CONTROLLER ERROR; I don't know how to recover 1458 * from this error... 1459 */ 1460 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1461 restore_controller(sc->kbdc, command_byte); 1462 device_printf(dev, "unable to set the command byte.\n"); 1463 endprobe(ENXIO); 1464 } 1465 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 1466 1467 /* 1468 * NOTE: `test_aux_port()' is designed to return with zero if the aux 1469 * port exists and is functioning. However, some controllers appears 1470 * to respond with zero even when the aux port doesn't exist. (It may 1471 * be that this is only the case when the controller DOES have the aux 1472 * port but the port is not wired on the motherboard.) The keyboard 1473 * controllers without the port, such as the original AT, are 1474 * supposed to return with an error code or simply time out. In any 1475 * case, we have to continue probing the port even when the controller 1476 * passes this test. 1477 * 1478 * XXX: some controllers erroneously return the error code 1, 2 or 3 1479 * when it has a perfectly functional aux port. We have to ignore 1480 * this error code. Even if the controller HAS error with the aux 1481 * port, it will be detected later... 1482 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 1483 */ 1484 switch ((i = test_aux_port(sc->kbdc))) { 1485 case 1: /* ignore these errors */ 1486 case 2: 1487 case 3: 1488 case PSM_ACK: 1489 if (verbose) 1490 device_printf(dev, "strange result for test aux port " 1491 "(%d).\n", i); 1492 /* FALLTHROUGH */ 1493 case 0: /* no error */ 1494 break; 1495 case -1: /* time out */ 1496 default: /* error */ 1497 recover_from_error(sc->kbdc); 1498 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1499 break; 1500 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1501 restore_controller(sc->kbdc, command_byte); 1502 if (verbose) 1503 device_printf(dev, 1504 "the aux port is not functioning (%d).\n", i); 1505 endprobe(ENXIO); 1506 } 1507 1508 if (sc->config & PSM_CONFIG_NORESET) { 1509 /* 1510 * Don't try to reset the pointing device. It may possibly be 1511 * left in an unknown state, though... 1512 */ 1513 } else { 1514 /* 1515 * NOTE: some controllers appears to hang the `keyboard' when 1516 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1517 * 1518 * Attempt to reset the controller twice -- this helps 1519 * pierce through some KVM switches. The second reset 1520 * is non-fatal. 1521 */ 1522 if (!reset_aux_dev(sc->kbdc)) { 1523 recover_from_error(sc->kbdc); 1524 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1525 restore_controller(sc->kbdc, command_byte); 1526 if (verbose) 1527 device_printf(dev, "failed to reset the aux " 1528 "device.\n"); 1529 endprobe(ENXIO); 1530 } else if (!reset_aux_dev(sc->kbdc)) { 1531 recover_from_error(sc->kbdc); 1532 if (verbose >= 2) 1533 device_printf(dev, "failed to reset the aux " 1534 "device (2).\n"); 1535 } 1536 } 1537 1538 /* 1539 * both the aux port and the aux device are functioning, see if the 1540 * device can be enabled. NOTE: when enabled, the device will start 1541 * sending data; we shall immediately disable the device once we know 1542 * the device can be enabled. 1543 */ 1544 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 1545 /* MOUSE ERROR */ 1546 recover_from_error(sc->kbdc); 1547 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1548 restore_controller(sc->kbdc, command_byte); 1549 if (verbose) 1550 device_printf(dev, "failed to enable the aux device.\n"); 1551 endprobe(ENXIO); 1552 } 1553 1554 /* save the default values after reset */ 1555 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 1556 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1557 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1558 } else { 1559 sc->dflt_mode.rate = sc->mode.rate = -1; 1560 sc->dflt_mode.resolution = sc->mode.resolution = -1; 1561 } 1562 1563 /* hardware information */ 1564 sc->hw.iftype = MOUSE_IF_PS2; 1565 1566 /* verify the device is a mouse */ 1567 sc->hw.hwid = get_aux_id(sc->kbdc); 1568 if (!is_a_mouse(sc->hw.hwid)) { 1569 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1570 restore_controller(sc->kbdc, command_byte); 1571 if (verbose) 1572 device_printf(dev, "unknown device type (%d).\n", 1573 sc->hw.hwid); 1574 endprobe(ENXIO); 1575 } 1576 switch (sc->hw.hwid) { 1577 case PSM_BALLPOINT_ID: 1578 sc->hw.type = MOUSE_TRACKBALL; 1579 break; 1580 case PSM_MOUSE_ID: 1581 case PSM_INTELLI_ID: 1582 case PSM_EXPLORER_ID: 1583 case PSM_4DMOUSE_ID: 1584 case PSM_4DPLUS_ID: 1585 sc->hw.type = MOUSE_MOUSE; 1586 break; 1587 default: 1588 sc->hw.type = MOUSE_UNKNOWN; 1589 break; 1590 } 1591 1592 if (sc->config & PSM_CONFIG_NOIDPROBE) { 1593 sc->hw.buttons = 2; 1594 i = GENERIC_MOUSE_ENTRY; 1595 } else { 1596 /* # of buttons */ 1597 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 1598 1599 /* other parameters */ 1600 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1601 if ((*vendortype[i].probefunc)(sc, PROBE)) { 1602 if (verbose >= 2) 1603 device_printf(dev, "found %s\n", 1604 model_name(vendortype[i].model)); 1605 break; 1606 } 1607 } 1608 1609 sc->hw.model = vendortype[i].model; 1610 1611 sc->dflt_mode.level = PSM_LEVEL_BASE; 1612 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 1613 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 1614 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 1615 sc->dflt_mode.syncmask[0] = 0; 1616 else 1617 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 1618 if (sc->config & PSM_CONFIG_FORCETAP) 1619 sc->dflt_mode.syncmask[0] &= ~MOUSE_PS2_TAP; 1620 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 1621 sc->mode = sc->dflt_mode; 1622 sc->mode.packetsize = vendortype[i].packetsize; 1623 1624 /* set mouse parameters */ 1625 #if 0 1626 /* 1627 * A version of Logitech FirstMouse+ won't report wheel movement, 1628 * if SET_DEFAULTS is sent... Don't use this command. 1629 * This fix was found by Takashi Nishida. 1630 */ 1631 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 1632 if (verbose >= 2) 1633 device_printf(dev, "SET_DEFAULTS return code:%04x\n", i); 1634 #endif 1635 if (sc->config & PSM_CONFIG_RESOLUTION) 1636 sc->mode.resolution = 1637 set_mouse_resolution(sc->kbdc, 1638 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1639 else if (sc->mode.resolution >= 0) 1640 sc->mode.resolution = 1641 set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1642 if (sc->mode.rate > 0) 1643 sc->mode.rate = 1644 set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1645 set_mouse_scaling(sc->kbdc, 1); 1646 1647 /* Record sync on the next data packet we see. */ 1648 sc->flags |= PSM_NEED_SYNCBITS; 1649 1650 /* just check the status of the mouse */ 1651 /* 1652 * NOTE: XXX there are some arcane controller/mouse combinations out 1653 * there, which hung the controller unless there is data transmission 1654 * after ACK from the mouse. 1655 */ 1656 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1657 device_printf(dev, "failed to get status.\n"); 1658 else { 1659 /* 1660 * When in its native mode, some mice operate with different 1661 * default parameters than in the PS/2 compatible mode. 1662 */ 1663 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1664 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1665 } 1666 1667 /* disable the aux port for now... */ 1668 if (!set_controller_command_byte(sc->kbdc, 1669 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1670 (command_byte & KBD_KBD_CONTROL_BITS) | 1671 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1672 /* 1673 * this is CONTROLLER ERROR; I don't know the proper way to 1674 * recover from this error... 1675 */ 1676 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1677 restore_controller(sc->kbdc, command_byte); 1678 device_printf(dev, "unable to set the command byte.\n"); 1679 endprobe(ENXIO); 1680 } 1681 1682 /* done */ 1683 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1684 kbdc_lock(sc->kbdc, FALSE); 1685 return (0); 1686 } 1687 1688 #ifdef EVDEV_SUPPORT 1689 /* Values are taken from Linux drivers for userland software compatibility */ 1690 #define PS2_MOUSE_VENDOR 0x0002 1691 #define PS2_MOUSE_GENERIC_PRODUCT 0x0001 1692 #define PS2_MOUSE_SYNAPTICS_NAME "SynPS/2 Synaptics TouchPad" 1693 #define PS2_MOUSE_SYNAPTICS_PRODUCT 0x0007 1694 #define PS2_MOUSE_TRACKPOINT_NAME "TPPS/2 IBM TrackPoint" 1695 #define PS2_MOUSE_TRACKPOINT_PRODUCT 0x000A 1696 #define PS2_MOUSE_ELANTECH_NAME "ETPS/2 Elantech Touchpad" 1697 #define PS2_MOUSE_ELANTECH_ST_NAME "ETPS/2 Elantech TrackPoint" 1698 #define PS2_MOUSE_ELANTECH_PRODUCT 0x000E 1699 #define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1700 1701 static void 1702 psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1703 { 1704 size_t i; 1705 1706 for (i = 0; info[i][0] != ABS_CNT; i++) 1707 evdev_support_abs(evdev, info[i][0], info[i][1], info[i][2], 1708 0, 0, info[i][3]); 1709 } 1710 1711 static void 1712 psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1713 { 1714 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1715 1716 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1717 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1718 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1719 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1720 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1721 } 1722 1723 static void 1724 psm_push_st_finger(struct psm_softc *sc, const finger_t *f) 1725 { 1726 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1727 1728 evdev_push_abs(sc->evdev_a, ABS_X, f->x); 1729 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1730 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1731 if (sc->synhw.capPalmDetect) 1732 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1733 } 1734 1735 static int 1736 psm_register(device_t dev, int model_code) 1737 { 1738 struct psm_softc *sc = device_get_softc(dev); 1739 struct evdev_dev *evdev_r; 1740 int error, i, nbuttons, nwheels, product; 1741 bool is_pointing_stick; 1742 const char *name; 1743 1744 name = model_name(model_code); 1745 nbuttons = sc->hw.buttons; 1746 product = PS2_MOUSE_GENERIC_PRODUCT; 1747 nwheels = 0; 1748 is_pointing_stick = false; 1749 1750 switch (model_code) { 1751 case MOUSE_MODEL_TRACKPOINT: 1752 name = PS2_MOUSE_TRACKPOINT_NAME; 1753 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1754 nbuttons = 3; 1755 is_pointing_stick = true; 1756 break; 1757 1758 case MOUSE_MODEL_ELANTECH: 1759 name = PS2_MOUSE_ELANTECH_ST_NAME; 1760 product = PS2_MOUSE_ELANTECH_PRODUCT; 1761 nbuttons = 3; 1762 is_pointing_stick = true; 1763 break; 1764 1765 case MOUSE_MODEL_MOUSEMANPLUS: 1766 case MOUSE_MODEL_4D: 1767 nwheels = 2; 1768 break; 1769 1770 case MOUSE_MODEL_EXPLORER: 1771 case MOUSE_MODEL_INTELLI: 1772 case MOUSE_MODEL_NET: 1773 case MOUSE_MODEL_NETSCROLL: 1774 case MOUSE_MODEL_4DPLUS: 1775 nwheels = 1; 1776 break; 1777 } 1778 1779 evdev_r = evdev_alloc(); 1780 evdev_set_name(evdev_r, name); 1781 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1782 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1783 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1784 1785 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1786 if (is_pointing_stick) 1787 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1788 evdev_support_event(evdev_r, EV_SYN); 1789 evdev_support_event(evdev_r, EV_KEY); 1790 evdev_support_event(evdev_r, EV_REL); 1791 evdev_support_rel(evdev_r, REL_X); 1792 evdev_support_rel(evdev_r, REL_Y); 1793 switch (nwheels) { 1794 case 2: 1795 evdev_support_rel(evdev_r, REL_HWHEEL); 1796 /* FALLTHROUGH */ 1797 case 1: 1798 evdev_support_rel(evdev_r, REL_WHEEL); 1799 } 1800 for (i = 0; i < nbuttons; i++) 1801 evdev_support_key(evdev_r, BTN_MOUSE + i); 1802 1803 error = evdev_register_mtx(evdev_r, &Giant); 1804 if (error) 1805 evdev_free(evdev_r); 1806 else 1807 sc->evdev_r = evdev_r; 1808 return (error); 1809 } 1810 1811 static int 1812 psm_register_synaptics(device_t dev) 1813 { 1814 struct psm_softc *sc = device_get_softc(dev); 1815 const uint16_t synaptics_absinfo_st[][4] = { 1816 { ABS_X, sc->synhw.minimumXCoord, 1817 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1818 { ABS_Y, sc->synhw.minimumYCoord, 1819 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1820 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1821 ABSINFO_END, 1822 }; 1823 const uint16_t synaptics_absinfo_mt[][4] = { 1824 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1825 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1826 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1827 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1828 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1829 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1830 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1831 ABSINFO_END, 1832 }; 1833 struct evdev_dev *evdev_a; 1834 int error, i, guest_model; 1835 1836 evdev_a = evdev_alloc(); 1837 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1838 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1839 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1840 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1841 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1842 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1843 evdev_set_flag(evdev_a, EVDEV_FLAG_MT_AUTOREL); 1844 if (sc->synhw.capReportsV) 1845 evdev_set_flag(evdev_a, EVDEV_FLAG_MT_TRACK); 1846 1847 evdev_support_event(evdev_a, EV_SYN); 1848 evdev_support_event(evdev_a, EV_KEY); 1849 evdev_support_event(evdev_a, EV_ABS); 1850 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1851 if (sc->synhw.capAdvancedGestures) 1852 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1853 if (sc->synhw.capClickPad) 1854 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1855 if (sc->synhw.capClickPad && sc->synhw.topButtonPad) 1856 evdev_support_prop(evdev_a, INPUT_PROP_TOPBUTTONPAD); 1857 evdev_support_key(evdev_a, BTN_TOUCH); 1858 evdev_support_nfingers(evdev_a, sc->synhw.capReportsV ? 5 : 3); 1859 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1860 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1861 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1862 if (sc->synhw.capPalmDetect) 1863 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 15, 0, 0, 0); 1864 evdev_support_key(evdev_a, BTN_LEFT); 1865 if (!sc->synhw.capClickPad) { 1866 evdev_support_key(evdev_a, BTN_RIGHT); 1867 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1868 evdev_support_key(evdev_a, BTN_MIDDLE); 1869 } 1870 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1871 evdev_support_key(evdev_a, BTN_BACK); 1872 evdev_support_key(evdev_a, BTN_FORWARD); 1873 } 1874 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1875 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1876 evdev_support_key(evdev_a, BTN_0 + i); 1877 1878 error = evdev_register_mtx(evdev_a, &Giant); 1879 if (!error && (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX)) { 1880 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1881 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1882 error = psm_register(dev, guest_model); 1883 } 1884 if (error) 1885 evdev_free(evdev_a); 1886 else 1887 sc->evdev_a = evdev_a; 1888 return (error); 1889 } 1890 1891 static int 1892 psm_register_elantech(device_t dev) 1893 { 1894 struct psm_softc *sc = device_get_softc(dev); 1895 const uint16_t elantech_absinfo[][4] = { 1896 { ABS_X, 0, sc->elanhw.sizex, 1897 sc->elanhw.dpmmx }, 1898 { ABS_Y, 0, sc->elanhw.sizey, 1899 sc->elanhw.dpmmy }, 1900 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1901 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1902 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1903 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1904 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1905 sc->elanhw.dpmmx }, 1906 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1907 sc->elanhw.dpmmy }, 1908 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1909 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1910 sc->elanhw.dptracex, 0 }, 1911 ABSINFO_END, 1912 }; 1913 struct evdev_dev *evdev_a; 1914 int error; 1915 1916 evdev_a = evdev_alloc(); 1917 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1918 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1919 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1920 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1921 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1922 evdev_set_flag(evdev_a, EVDEV_FLAG_MT_AUTOREL); 1923 1924 evdev_support_event(evdev_a, EV_SYN); 1925 evdev_support_event(evdev_a, EV_KEY); 1926 evdev_support_event(evdev_a, EV_ABS); 1927 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1928 if (sc->elanhw.issemimt) 1929 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1930 if (sc->elanhw.isclickpad) 1931 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1932 evdev_support_key(evdev_a, BTN_TOUCH); 1933 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1934 evdev_support_key(evdev_a, BTN_LEFT); 1935 if (!sc->elanhw.isclickpad) { 1936 evdev_support_key(evdev_a, BTN_RIGHT); 1937 if (sc->elanhw.has3buttons) 1938 evdev_support_key(evdev_a, BTN_MIDDLE); 1939 } 1940 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1941 1942 error = evdev_register_mtx(evdev_a, &Giant); 1943 if (!error && sc->elanhw.hastrackpoint) 1944 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1945 if (error) 1946 evdev_free(evdev_a); 1947 else 1948 sc->evdev_a = evdev_a; 1949 return (error); 1950 } 1951 #endif 1952 1953 static int 1954 psmattach(device_t dev) 1955 { 1956 struct make_dev_args mda; 1957 int unit = device_get_unit(dev); 1958 struct psm_softc *sc = device_get_softc(dev); 1959 int error; 1960 int rid; 1961 1962 /* Setup initial state */ 1963 sc->state = PSM_VALID; 1964 callout_init(&sc->callout, 0); 1965 callout_init(&sc->softcallout, 0); 1966 knlist_init_mtx(&sc->rsel.si_note, &Giant); 1967 1968 /* Setup our interrupt handler */ 1969 rid = KBDC_RID_AUX; 1970 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1971 if (sc->intr == NULL) 1972 return (ENXIO); 1973 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1974 &sc->ih); 1975 if (error) 1976 goto out; 1977 1978 /* Done */ 1979 make_dev_args_init(&mda); 1980 mda.mda_devsw = &psm_cdevsw; 1981 mda.mda_mode = 0666; 1982 mda.mda_si_drv1 = sc; 1983 1984 if ((error = make_dev_s(&mda, &sc->cdev, "psm%d", unit)) != 0) 1985 goto out; 1986 if ((error = make_dev_s(&mda, &sc->bdev, "bpsm%d", unit)) != 0) 1987 goto out; 1988 1989 #ifdef EVDEV_SUPPORT 1990 switch (sc->hw.model) { 1991 case MOUSE_MODEL_SYNAPTICS: 1992 error = psm_register_synaptics(dev); 1993 break; 1994 1995 case MOUSE_MODEL_ELANTECH: 1996 error = psm_register_elantech(dev); 1997 break; 1998 1999 default: 2000 error = psm_register(dev, sc->hw.model); 2001 } 2002 2003 if (error) 2004 goto out; 2005 #endif 2006 2007 /* Some touchpad devices need full reinitialization after suspend. */ 2008 switch (sc->hw.model) { 2009 case MOUSE_MODEL_SYNAPTICS: 2010 case MOUSE_MODEL_GLIDEPOINT: 2011 case MOUSE_MODEL_VERSAPAD: 2012 case MOUSE_MODEL_ELANTECH: 2013 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2014 break; 2015 default: 2016 if (sc->synhw.infoMajor >= 4 || sc->tpinfo.sysctl_tree != NULL) 2017 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2018 break; 2019 } 2020 2021 /* Elantech trackpad`s sync bit differs from touchpad`s one */ 2022 if (sc->hw.model == MOUSE_MODEL_ELANTECH && 2023 (sc->elanhw.hascrc || sc->elanhw.hastrackpoint)) { 2024 sc->config |= PSM_CONFIG_NOCHECKSYNC; 2025 sc->flags &= ~PSM_NEED_SYNCBITS; 2026 } 2027 2028 if (!verbose) 2029 device_printf(dev, "model %s, device ID %d\n", 2030 model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 2031 else { 2032 device_printf(dev, "model %s, device ID %d-%02x, %d buttons\n", 2033 model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 2034 sc->hw.hwid >> 8, sc->hw.buttons); 2035 device_printf(dev, "config:%08x, flags:%08x, packet size:%d\n", 2036 sc->config, sc->flags, sc->mode.packetsize); 2037 device_printf(dev, "syncmask:%02x, syncbits:%02x%s\n", 2038 sc->mode.syncmask[0], sc->mode.syncmask[1], 2039 sc->config & PSM_CONFIG_NOCHECKSYNC ? " (sync not checked)" : ""); 2040 } 2041 2042 if (bootverbose) 2043 --verbose; 2044 2045 out: 2046 if (error != 0) { 2047 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2048 if (sc->dev != NULL) 2049 destroy_dev(sc->cdev); 2050 if (sc->bdev != NULL) 2051 destroy_dev(sc->bdev); 2052 } 2053 return (error); 2054 } 2055 2056 static int 2057 psmdetach(device_t dev) 2058 { 2059 struct psm_softc *sc; 2060 int rid; 2061 2062 sc = device_get_softc(dev); 2063 if (sc->state & PSM_OPEN) 2064 return (EBUSY); 2065 2066 #ifdef EVDEV_SUPPORT 2067 evdev_free(sc->evdev_r); 2068 evdev_free(sc->evdev_a); 2069 #endif 2070 2071 rid = KBDC_RID_AUX; 2072 bus_teardown_intr(dev, sc->intr, sc->ih); 2073 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2074 2075 destroy_dev(sc->cdev); 2076 destroy_dev(sc->bdev); 2077 2078 knlist_clear(&sc->rsel.si_note, 1); 2079 knlist_destroy(&sc->rsel.si_note); 2080 callout_drain(&sc->callout); 2081 callout_drain(&sc->softcallout); 2082 2083 return (0); 2084 } 2085 2086 #ifdef EVDEV_SUPPORT 2087 static int 2088 psm_ev_open_r(struct evdev_dev *evdev) 2089 { 2090 struct psm_softc *sc = evdev_get_softc(evdev); 2091 int err = 0; 2092 2093 /* Get device data */ 2094 if ((sc->state & PSM_VALID) == 0) { 2095 /* the device is no longer valid/functioning */ 2096 return (ENXIO); 2097 } 2098 2099 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2100 err = psmopen(sc); 2101 2102 if (err == 0) 2103 sc->state |= PSM_EV_OPEN_R; 2104 2105 return (err); 2106 } 2107 2108 static int 2109 psm_ev_close_r(struct evdev_dev *evdev) 2110 { 2111 struct psm_softc *sc = evdev_get_softc(evdev); 2112 int err = 0; 2113 2114 sc->state &= ~PSM_EV_OPEN_R; 2115 2116 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2117 return (0); 2118 2119 if (sc->state & PSM_VALID) 2120 err = psmclose(sc); 2121 2122 return (err); 2123 } 2124 2125 static int 2126 psm_ev_open_a(struct evdev_dev *evdev) 2127 { 2128 struct psm_softc *sc = evdev_get_softc(evdev); 2129 int err = 0; 2130 2131 /* Get device data */ 2132 if ((sc->state & PSM_VALID) == 0) { 2133 /* the device is no longer valid/functioning */ 2134 return (ENXIO); 2135 } 2136 2137 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2138 err = psmopen(sc); 2139 2140 if (err == 0) 2141 sc->state |= PSM_EV_OPEN_A; 2142 2143 return (err); 2144 } 2145 2146 static int 2147 psm_ev_close_a(struct evdev_dev *evdev) 2148 { 2149 struct psm_softc *sc = evdev_get_softc(evdev); 2150 int err = 0; 2151 2152 sc->state &= ~PSM_EV_OPEN_A; 2153 2154 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2155 return (0); 2156 2157 if (sc->state & PSM_VALID) 2158 err = psmclose(sc); 2159 2160 return (err); 2161 } 2162 #endif 2163 2164 static int 2165 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2166 { 2167 struct psm_softc *sc; 2168 int err = 0; 2169 2170 /* Get device data */ 2171 sc = dev->si_drv1; 2172 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2173 /* the device is no longer valid/functioning */ 2174 return (ENXIO); 2175 } 2176 2177 /* Disallow multiple opens */ 2178 if (sc->state & PSM_OPEN) 2179 return (EBUSY); 2180 2181 device_busy(sc->dev); 2182 2183 #ifdef EVDEV_SUPPORT 2184 /* Already opened by evdev */ 2185 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2186 #endif 2187 err = psmopen(sc); 2188 2189 if (err == 0) 2190 sc->state |= PSM_OPEN; 2191 else 2192 device_unbusy(sc->dev); 2193 2194 return (err); 2195 } 2196 2197 static int 2198 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2199 { 2200 struct psm_softc *sc; 2201 int err = 0; 2202 2203 /* Get device data */ 2204 sc = dev->si_drv1; 2205 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2206 /* the device is no longer valid/functioning */ 2207 return (ENXIO); 2208 } 2209 2210 #ifdef EVDEV_SUPPORT 2211 /* Still opened by evdev */ 2212 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2213 #endif 2214 err = psmclose(sc); 2215 2216 if (err == 0) { 2217 sc->state &= ~PSM_OPEN; 2218 /* clean up and sigio requests */ 2219 if (sc->async != NULL) { 2220 funsetown(&sc->async); 2221 sc->async = NULL; 2222 } 2223 device_unbusy(sc->dev); 2224 } 2225 2226 return (err); 2227 } 2228 2229 static int 2230 psmopen(struct psm_softc *sc) 2231 { 2232 int command_byte; 2233 int err; 2234 int s; 2235 2236 /* Initialize state */ 2237 sc->mode.level = sc->dflt_mode.level; 2238 sc->mode.protocol = sc->dflt_mode.protocol; 2239 sc->watchdog = FALSE; 2240 sc->async = NULL; 2241 2242 /* flush the event queue */ 2243 sc->queue.count = 0; 2244 sc->queue.head = 0; 2245 sc->queue.tail = 0; 2246 sc->status.flags = 0; 2247 sc->status.button = 0; 2248 sc->status.obutton = 0; 2249 sc->status.dx = 0; 2250 sc->status.dy = 0; 2251 sc->status.dz = 0; 2252 sc->button = 0; 2253 sc->pqueue_start = 0; 2254 sc->pqueue_end = 0; 2255 2256 /* empty input buffer */ 2257 flushpackets(sc); 2258 sc->syncerrors = 0; 2259 sc->pkterrors = 0; 2260 2261 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2262 if (!kbdc_lock(sc->kbdc, TRUE)) 2263 return (EIO); 2264 2265 /* save the current controller command byte */ 2266 s = spltty(); 2267 command_byte = get_controller_command_byte(sc->kbdc); 2268 2269 /* enable the aux port and temporalily disable the keyboard */ 2270 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2271 kbdc_get_device_mask(sc->kbdc), 2272 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2273 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2274 /* CONTROLLER ERROR; do you know how to get out of this? */ 2275 kbdc_lock(sc->kbdc, FALSE); 2276 splx(s); 2277 device_log(sc->dev, LOG_ERR, 2278 "unable to set the command byte (psmopen).\n"); 2279 return (EIO); 2280 } 2281 /* 2282 * Now that the keyboard controller is told not to generate 2283 * the keyboard and mouse interrupts, call `splx()' to allow 2284 * the other tty interrupts. The clock interrupt may also occur, 2285 * but timeout routines will be blocked by the poll flag set 2286 * via `kbdc_lock()' 2287 */ 2288 splx(s); 2289 2290 /* enable the mouse device */ 2291 err = doopen(sc, command_byte); 2292 2293 /* done */ 2294 kbdc_lock(sc->kbdc, FALSE); 2295 return (err); 2296 } 2297 2298 static int 2299 psmclose(struct psm_softc *sc) 2300 { 2301 int stat[3]; 2302 int command_byte; 2303 int s; 2304 2305 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2306 if (!kbdc_lock(sc->kbdc, TRUE)) 2307 return (EIO); 2308 2309 /* save the current controller command byte */ 2310 s = spltty(); 2311 command_byte = get_controller_command_byte(sc->kbdc); 2312 if (command_byte == -1) { 2313 kbdc_lock(sc->kbdc, FALSE); 2314 splx(s); 2315 return (EIO); 2316 } 2317 2318 /* disable the aux interrupt and temporalily disable the keyboard */ 2319 if (!set_controller_command_byte(sc->kbdc, 2320 kbdc_get_device_mask(sc->kbdc), 2321 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2322 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2323 device_log(sc->dev, LOG_ERR, 2324 "failed to disable the aux int (psmclose).\n"); 2325 /* CONTROLLER ERROR; 2326 * NOTE: we shall force our way through. Because the only 2327 * ill effect we shall see is that we may not be able 2328 * to read ACK from the mouse, and it doesn't matter much 2329 * so long as the mouse will accept the DISABLE command. 2330 */ 2331 } 2332 splx(s); 2333 2334 /* stop the watchdog timer */ 2335 callout_stop(&sc->callout); 2336 2337 /* remove anything left in the output buffer */ 2338 empty_aux_buffer(sc->kbdc, 10); 2339 2340 /* disable the aux device, port and interrupt */ 2341 if (sc->state & PSM_VALID) { 2342 if (!disable_aux_dev(sc->kbdc)) { 2343 /* MOUSE ERROR; 2344 * NOTE: we don't return (error) and continue, 2345 * pretending we have successfully disabled the device. 2346 * It's OK because the interrupt routine will discard 2347 * any data from the mouse hereafter. 2348 */ 2349 device_log(sc->dev, LOG_ERR, 2350 "failed to disable the device (psmclose).\n"); 2351 } 2352 2353 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2354 device_log(sc->dev, LOG_DEBUG, 2355 "failed to get status (psmclose).\n"); 2356 } 2357 2358 if (!set_controller_command_byte(sc->kbdc, 2359 kbdc_get_device_mask(sc->kbdc), 2360 (command_byte & KBD_KBD_CONTROL_BITS) | 2361 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2362 /* 2363 * CONTROLLER ERROR; 2364 * we shall ignore this error; see the above comment. 2365 */ 2366 device_log(sc->dev, LOG_ERR, 2367 "failed to disable the aux port (psmclose).\n"); 2368 } 2369 2370 /* remove anything left in the output buffer */ 2371 empty_aux_buffer(sc->kbdc, 10); 2372 2373 /* close is almost always successful */ 2374 kbdc_lock(sc->kbdc, FALSE); 2375 return (0); 2376 } 2377 2378 static int 2379 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2380 u_char *buf) 2381 { 2382 static u_char butmapps2[8] = { 2383 0, 2384 MOUSE_PS2_BUTTON1DOWN, 2385 MOUSE_PS2_BUTTON2DOWN, 2386 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2387 MOUSE_PS2_BUTTON3DOWN, 2388 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2389 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2390 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2391 MOUSE_PS2_BUTTON3DOWN, 2392 }; 2393 static u_char butmapmsc[8] = { 2394 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2395 MOUSE_MSC_BUTTON3UP, 2396 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2397 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2398 MOUSE_MSC_BUTTON3UP, 2399 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2400 MOUSE_MSC_BUTTON2UP, 2401 MOUSE_MSC_BUTTON1UP, 2402 0, 2403 }; 2404 int mapped; 2405 int i; 2406 2407 if (sc->mode.level == PSM_LEVEL_BASE) { 2408 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2409 if (status->button & MOUSE_BUTTON4DOWN) 2410 mapped |= MOUSE_BUTTON1DOWN; 2411 status->button = mapped; 2412 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2413 i = imax(imin(status->dx, 255), -256); 2414 if (i < 0) 2415 buf[0] |= MOUSE_PS2_XNEG; 2416 buf[1] = i; 2417 i = imax(imin(status->dy, 255), -256); 2418 if (i < 0) 2419 buf[0] |= MOUSE_PS2_YNEG; 2420 buf[2] = i; 2421 return (MOUSE_PS2_PACKETSIZE); 2422 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2423 buf[0] = MOUSE_MSC_SYNC | 2424 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2425 i = imax(imin(status->dx, 255), -256); 2426 buf[1] = i >> 1; 2427 buf[3] = i - buf[1]; 2428 i = imax(imin(status->dy, 255), -256); 2429 buf[2] = i >> 1; 2430 buf[4] = i - buf[2]; 2431 i = imax(imin(status->dz, 127), -128); 2432 buf[5] = (i >> 1) & 0x7f; 2433 buf[6] = (i - (i >> 1)) & 0x7f; 2434 buf[7] = (~status->button >> 3) & 0x7f; 2435 return (MOUSE_SYS_PACKETSIZE); 2436 } 2437 return (pb->inputbytes); 2438 } 2439 2440 static int 2441 psmread(struct cdev *dev, struct uio *uio, int flag) 2442 { 2443 struct psm_softc *sc = dev->si_drv1; 2444 u_char buf[PSM_SMALLBUFSIZE]; 2445 int error = 0; 2446 int s; 2447 int l; 2448 2449 if ((sc->state & PSM_VALID) == 0) 2450 return (EIO); 2451 2452 /* block until mouse activity occurred */ 2453 s = spltty(); 2454 while (sc->queue.count <= 0) { 2455 if (dev != sc->bdev) { 2456 splx(s); 2457 return (EWOULDBLOCK); 2458 } 2459 sc->state |= PSM_ASLP; 2460 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2461 sc->state &= ~PSM_ASLP; 2462 if (error) { 2463 splx(s); 2464 return (error); 2465 } else if ((sc->state & PSM_VALID) == 0) { 2466 /* the device disappeared! */ 2467 splx(s); 2468 return (EIO); 2469 } 2470 } 2471 splx(s); 2472 2473 /* copy data to the user land */ 2474 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2475 s = spltty(); 2476 l = imin(sc->queue.count, uio->uio_resid); 2477 if (l > sizeof(buf)) 2478 l = sizeof(buf); 2479 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2480 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2481 sizeof(sc->queue.buf) - sc->queue.head); 2482 bcopy(&sc->queue.buf[0], 2483 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2484 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2485 } else 2486 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2487 sc->queue.count -= l; 2488 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2489 splx(s); 2490 error = uiomove(buf, l, uio); 2491 if (error) 2492 break; 2493 } 2494 2495 return (error); 2496 } 2497 2498 static int 2499 block_mouse_data(struct psm_softc *sc, int *c) 2500 { 2501 int s; 2502 2503 if (!kbdc_lock(sc->kbdc, TRUE)) 2504 return (EIO); 2505 2506 s = spltty(); 2507 *c = get_controller_command_byte(sc->kbdc); 2508 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2509 kbdc_get_device_mask(sc->kbdc), 2510 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2511 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2512 /* this is CONTROLLER ERROR */ 2513 splx(s); 2514 kbdc_lock(sc->kbdc, FALSE); 2515 return (EIO); 2516 } 2517 2518 /* 2519 * The device may be in the middle of status data transmission. 2520 * The transmission will be interrupted, thus, incomplete status 2521 * data must be discarded. Although the aux interrupt is disabled 2522 * at the keyboard controller level, at most one aux interrupt 2523 * may have already been pending and a data byte is in the 2524 * output buffer; throw it away. Note that the second argument 2525 * to `empty_aux_buffer()' is zero, so that the call will just 2526 * flush the internal queue. 2527 * `psmintr()' will be invoked after `splx()' if an interrupt is 2528 * pending; it will see no data and returns immediately. 2529 */ 2530 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2531 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2532 flushpackets(sc); 2533 splx(s); 2534 2535 return (0); 2536 } 2537 2538 static void 2539 dropqueue(struct psm_softc *sc) 2540 { 2541 2542 sc->queue.count = 0; 2543 sc->queue.head = 0; 2544 sc->queue.tail = 0; 2545 if ((sc->state & PSM_SOFTARMED) != 0) { 2546 sc->state &= ~PSM_SOFTARMED; 2547 callout_stop(&sc->softcallout); 2548 } 2549 sc->pqueue_start = sc->pqueue_end; 2550 } 2551 2552 static void 2553 flushpackets(struct psm_softc *sc) 2554 { 2555 2556 dropqueue(sc); 2557 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2558 } 2559 2560 static int 2561 unblock_mouse_data(struct psm_softc *sc, int c) 2562 { 2563 int error = 0; 2564 2565 /* 2566 * We may have seen a part of status data during `set_mouse_XXX()'. 2567 * they have been queued; flush it. 2568 */ 2569 empty_aux_buffer(sc->kbdc, 0); 2570 2571 /* restore ports and interrupt */ 2572 if (!set_controller_command_byte(sc->kbdc, 2573 kbdc_get_device_mask(sc->kbdc), 2574 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2575 /* 2576 * CONTROLLER ERROR; this is serious, we may have 2577 * been left with the inaccessible keyboard and 2578 * the disabled mouse interrupt. 2579 */ 2580 error = EIO; 2581 } 2582 2583 kbdc_lock(sc->kbdc, FALSE); 2584 return (error); 2585 } 2586 2587 static int 2588 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2589 { 2590 struct psm_softc *sc = dev->si_drv1; 2591 u_char buf[PSM_SMALLBUFSIZE]; 2592 int error = 0, i, l; 2593 2594 if ((sc->state & PSM_VALID) == 0) 2595 return (EIO); 2596 2597 if (sc->mode.level < PSM_LEVEL_NATIVE) 2598 return (ENODEV); 2599 2600 /* copy data from the user land */ 2601 while (uio->uio_resid > 0) { 2602 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2603 error = uiomove(buf, l, uio); 2604 if (error) 2605 break; 2606 for (i = 0; i < l; i++) { 2607 VDLOG(4, sc->dev, LOG_DEBUG, "cmd 0x%x\n", buf[i]); 2608 if (!write_aux_command(sc->kbdc, buf[i])) { 2609 VDLOG(2, sc->dev, LOG_DEBUG, 2610 "cmd 0x%x failed.\n", buf[i]); 2611 return (reinitialize(sc, FALSE)); 2612 } 2613 } 2614 } 2615 2616 return (error); 2617 } 2618 2619 static int 2620 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2621 struct thread *td) 2622 { 2623 struct psm_softc *sc = dev->si_drv1; 2624 mousemode_t mode; 2625 mousestatus_t status; 2626 mousedata_t *data; 2627 int stat[3]; 2628 int command_byte; 2629 int error = 0; 2630 int s; 2631 2632 /* Perform IOCTL command */ 2633 switch (cmd) { 2634 case OLD_MOUSE_GETHWINFO: 2635 s = spltty(); 2636 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2637 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2638 ((old_mousehw_t *)addr)->type = sc->hw.type; 2639 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2640 splx(s); 2641 break; 2642 2643 case MOUSE_GETHWINFO: 2644 s = spltty(); 2645 *(mousehw_t *)addr = sc->hw; 2646 if (sc->mode.level == PSM_LEVEL_BASE) 2647 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2648 splx(s); 2649 break; 2650 2651 case MOUSE_SYN_GETHWINFO: 2652 s = spltty(); 2653 if (sc->synhw.infoMajor >= 4) 2654 *(synapticshw_t *)addr = sc->synhw; 2655 else 2656 error = EINVAL; 2657 splx(s); 2658 break; 2659 2660 case OLD_MOUSE_GETMODE: 2661 s = spltty(); 2662 switch (sc->mode.level) { 2663 case PSM_LEVEL_BASE: 2664 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2665 break; 2666 case PSM_LEVEL_STANDARD: 2667 ((old_mousemode_t *)addr)->protocol = 2668 MOUSE_PROTO_SYSMOUSE; 2669 break; 2670 case PSM_LEVEL_NATIVE: 2671 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2672 break; 2673 } 2674 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2675 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2676 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2677 splx(s); 2678 break; 2679 2680 case MOUSE_GETMODE: 2681 s = spltty(); 2682 *(mousemode_t *)addr = sc->mode; 2683 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2684 ((mousemode_t *)addr)->syncmask[0] = 0; 2685 ((mousemode_t *)addr)->syncmask[1] = 0; 2686 } 2687 ((mousemode_t *)addr)->resolution = 2688 MOUSE_RES_LOW - sc->mode.resolution; 2689 switch (sc->mode.level) { 2690 case PSM_LEVEL_BASE: 2691 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2692 ((mousemode_t *)addr)->packetsize = 2693 MOUSE_PS2_PACKETSIZE; 2694 break; 2695 case PSM_LEVEL_STANDARD: 2696 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2697 ((mousemode_t *)addr)->packetsize = 2698 MOUSE_SYS_PACKETSIZE; 2699 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2700 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2701 break; 2702 case PSM_LEVEL_NATIVE: 2703 /* FIXME: this isn't quite correct... XXX */ 2704 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2705 break; 2706 } 2707 splx(s); 2708 break; 2709 2710 case OLD_MOUSE_SETMODE: 2711 case MOUSE_SETMODE: 2712 if (cmd == OLD_MOUSE_SETMODE) { 2713 mode.rate = ((old_mousemode_t *)addr)->rate; 2714 /* 2715 * resolution old I/F new I/F 2716 * default 0 0 2717 * low 1 -2 2718 * medium low 2 -3 2719 * medium high 3 -4 2720 * high 4 -5 2721 */ 2722 if (((old_mousemode_t *)addr)->resolution > 0) 2723 mode.resolution = 2724 -((old_mousemode_t *)addr)->resolution - 1; 2725 else 2726 mode.resolution = 0; 2727 mode.accelfactor = 2728 ((old_mousemode_t *)addr)->accelfactor; 2729 mode.level = -1; 2730 } else 2731 mode = *(mousemode_t *)addr; 2732 2733 /* adjust and validate parameters. */ 2734 if (mode.rate > UCHAR_MAX) 2735 return (EINVAL); 2736 if (mode.rate == 0) 2737 mode.rate = sc->dflt_mode.rate; 2738 else if (mode.rate == -1) 2739 /* don't change the current setting */ 2740 ; 2741 else if (mode.rate < 0) 2742 return (EINVAL); 2743 if (mode.resolution >= UCHAR_MAX) 2744 return (EINVAL); 2745 if (mode.resolution >= 200) 2746 mode.resolution = MOUSE_RES_HIGH; 2747 else if (mode.resolution >= 100) 2748 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2749 else if (mode.resolution >= 50) 2750 mode.resolution = MOUSE_RES_MEDIUMLOW; 2751 else if (mode.resolution > 0) 2752 mode.resolution = MOUSE_RES_LOW; 2753 if (mode.resolution == MOUSE_RES_DEFAULT) 2754 mode.resolution = sc->dflt_mode.resolution; 2755 else if (mode.resolution == -1) 2756 /* don't change the current setting */ 2757 ; 2758 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2759 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2760 if (mode.level == -1) 2761 /* don't change the current setting */ 2762 mode.level = sc->mode.level; 2763 else if ((mode.level < PSM_LEVEL_MIN) || 2764 (mode.level > PSM_LEVEL_MAX)) 2765 return (EINVAL); 2766 if (mode.accelfactor == -1) 2767 /* don't change the current setting */ 2768 mode.accelfactor = sc->mode.accelfactor; 2769 else if (mode.accelfactor < 0) 2770 return (EINVAL); 2771 2772 /* don't allow anybody to poll the keyboard controller */ 2773 error = block_mouse_data(sc, &command_byte); 2774 if (error) 2775 return (error); 2776 2777 /* set mouse parameters */ 2778 if (mode.rate > 0) 2779 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2780 mode.rate); 2781 if (mode.resolution >= 0) 2782 mode.resolution = 2783 set_mouse_resolution(sc->kbdc, mode.resolution); 2784 set_mouse_scaling(sc->kbdc, 1); 2785 get_mouse_status(sc->kbdc, stat, 0, 3); 2786 2787 s = spltty(); 2788 sc->mode.rate = mode.rate; 2789 sc->mode.resolution = mode.resolution; 2790 sc->mode.accelfactor = mode.accelfactor; 2791 sc->mode.level = mode.level; 2792 splx(s); 2793 2794 unblock_mouse_data(sc, command_byte); 2795 break; 2796 2797 case MOUSE_GETLEVEL: 2798 *(int *)addr = sc->mode.level; 2799 break; 2800 2801 case MOUSE_SETLEVEL: 2802 if ((*(int *)addr < PSM_LEVEL_MIN) || 2803 (*(int *)addr > PSM_LEVEL_MAX)) 2804 return (EINVAL); 2805 sc->mode.level = *(int *)addr; 2806 break; 2807 2808 case MOUSE_GETSTATUS: 2809 s = spltty(); 2810 status = sc->status; 2811 sc->status.flags = 0; 2812 sc->status.obutton = sc->status.button; 2813 sc->status.button = 0; 2814 sc->status.dx = 0; 2815 sc->status.dy = 0; 2816 sc->status.dz = 0; 2817 splx(s); 2818 *(mousestatus_t *)addr = status; 2819 break; 2820 2821 case MOUSE_READSTATE: 2822 case MOUSE_READDATA: 2823 data = (mousedata_t *)addr; 2824 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2825 return (EINVAL); 2826 2827 error = block_mouse_data(sc, &command_byte); 2828 if (error) 2829 return (error); 2830 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2831 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2832 error = EIO; 2833 unblock_mouse_data(sc, command_byte); 2834 break; 2835 2836 #if (defined(MOUSE_SETRESOLUTION)) 2837 case MOUSE_SETRESOLUTION: 2838 mode.resolution = *(int *)addr; 2839 if (mode.resolution >= UCHAR_MAX) 2840 return (EINVAL); 2841 else if (mode.resolution >= 200) 2842 mode.resolution = MOUSE_RES_HIGH; 2843 else if (mode.resolution >= 100) 2844 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2845 else if (mode.resolution >= 50) 2846 mode.resolution = MOUSE_RES_MEDIUMLOW; 2847 else if (mode.resolution > 0) 2848 mode.resolution = MOUSE_RES_LOW; 2849 if (mode.resolution == MOUSE_RES_DEFAULT) 2850 mode.resolution = sc->dflt_mode.resolution; 2851 else if (mode.resolution == -1) 2852 mode.resolution = sc->mode.resolution; 2853 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2854 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2855 2856 error = block_mouse_data(sc, &command_byte); 2857 if (error) 2858 return (error); 2859 sc->mode.resolution = 2860 set_mouse_resolution(sc->kbdc, mode.resolution); 2861 if (sc->mode.resolution != mode.resolution) 2862 error = EIO; 2863 unblock_mouse_data(sc, command_byte); 2864 break; 2865 #endif /* MOUSE_SETRESOLUTION */ 2866 2867 #if (defined(MOUSE_SETRATE)) 2868 case MOUSE_SETRATE: 2869 mode.rate = *(int *)addr; 2870 if (mode.rate > UCHAR_MAX) 2871 return (EINVAL); 2872 if (mode.rate == 0) 2873 mode.rate = sc->dflt_mode.rate; 2874 else if (mode.rate < 0) 2875 mode.rate = sc->mode.rate; 2876 2877 error = block_mouse_data(sc, &command_byte); 2878 if (error) 2879 return (error); 2880 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2881 if (sc->mode.rate != mode.rate) 2882 error = EIO; 2883 unblock_mouse_data(sc, command_byte); 2884 break; 2885 #endif /* MOUSE_SETRATE */ 2886 2887 #if (defined(MOUSE_SETSCALING)) 2888 case MOUSE_SETSCALING: 2889 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2890 return (EINVAL); 2891 2892 error = block_mouse_data(sc, &command_byte); 2893 if (error) 2894 return (error); 2895 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2896 error = EIO; 2897 unblock_mouse_data(sc, command_byte); 2898 break; 2899 #endif /* MOUSE_SETSCALING */ 2900 2901 #if (defined(MOUSE_GETHWID)) 2902 case MOUSE_GETHWID: 2903 error = block_mouse_data(sc, &command_byte); 2904 if (error) 2905 return (error); 2906 sc->hw.hwid &= ~0x00ff; 2907 sc->hw.hwid |= get_aux_id(sc->kbdc); 2908 *(int *)addr = sc->hw.hwid & 0x00ff; 2909 unblock_mouse_data(sc, command_byte); 2910 break; 2911 #endif /* MOUSE_GETHWID */ 2912 2913 case FIONBIO: 2914 case FIOASYNC: 2915 break; 2916 case FIOSETOWN: 2917 error = fsetown(*(int *)addr, &sc->async); 2918 break; 2919 case FIOGETOWN: 2920 *(int *) addr = fgetown(&sc->async); 2921 break; 2922 default: 2923 return (ENOTTY); 2924 } 2925 2926 return (error); 2927 } 2928 2929 static void 2930 psmtimeout(void *arg) 2931 { 2932 struct psm_softc *sc; 2933 int s; 2934 2935 sc = (struct psm_softc *)arg; 2936 s = spltty(); 2937 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2938 VDLOG(6, sc->dev, LOG_DEBUG, "lost interrupt?\n"); 2939 psmintr(sc); 2940 kbdc_lock(sc->kbdc, FALSE); 2941 } 2942 sc->watchdog = TRUE; 2943 splx(s); 2944 callout_reset(&sc->callout, hz, psmtimeout, sc); 2945 } 2946 2947 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2948 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 2949 "ps/2 mouse"); 2950 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 2951 "ps/2 mouse"); 2952 2953 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2954 "Verbosity level"); 2955 2956 static int psmhz = 20; 2957 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2958 "Frequency of the softcallout (in hz)"); 2959 static int psmerrsecs = 2; 2960 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2961 "Number of seconds during which packets will dropped after a sync error"); 2962 static int psmerrusecs = 0; 2963 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2964 "Microseconds to add to psmerrsecs"); 2965 static int psmsecs = 0; 2966 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2967 "Max number of seconds between soft interrupts"); 2968 static int psmusecs = 500000; 2969 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2970 "Microseconds to add to psmsecs"); 2971 static int pkterrthresh = 2; 2972 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2973 "Number of error packets allowed before reinitializing the mouse"); 2974 2975 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2976 "Enable tap and drag gestures"); 2977 static int tap_threshold = PSM_TAP_THRESHOLD; 2978 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2979 "Button tap threshold"); 2980 static int tap_timeout = PSM_TAP_TIMEOUT; 2981 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2982 "Tap timeout for touchpads"); 2983 2984 /* Tunables */ 2985 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2986 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2987 2988 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2989 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2990 2991 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2992 &elantech_support, 0, "Enable support for Elantech touchpads"); 2993 2994 SYSCTL_INT(_hw_psm, OID_AUTO, mux_disabled, CTLFLAG_RDTUN, 2995 &mux_disabled, 0, "Disable active multiplexing"); 2996 2997 static void 2998 psmintr(void *arg) 2999 { 3000 struct psm_softc *sc = arg; 3001 struct timeval now; 3002 int c; 3003 packetbuf_t *pb; 3004 3005 if (aux_mux_is_enabled(sc->kbdc)) 3006 VLOG(2, (LOG_DEBUG, "psmintr: active multiplexing mode is not " 3007 "supported!\n")); 3008 3009 /* read until there is nothing to read */ 3010 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 3011 pb = &sc->pqueue[sc->pqueue_end]; 3012 3013 /* discard the byte if the device is not open */ 3014 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 3015 continue; 3016 3017 getmicrouptime(&now); 3018 if ((pb->inputbytes > 0) && 3019 timevalcmp(&now, &sc->inputtimeout, >)) { 3020 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 3021 "resetting byte count\n")); 3022 pb->inputbytes = 0; 3023 sc->syncerrors = 0; 3024 sc->pkterrors = 0; 3025 } 3026 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 3027 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 3028 timevaladd(&sc->inputtimeout, &now); 3029 3030 pb->ipacket[pb->inputbytes++] = c; 3031 3032 if (sc->mode.level == PSM_LEVEL_NATIVE) { 3033 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 3034 sc->syncerrors = 0; 3035 sc->pkterrors = 0; 3036 goto next; 3037 } else { 3038 if (pb->inputbytes < sc->mode.packetsize) 3039 continue; 3040 3041 VLOG(4, (LOG_DEBUG, 3042 "psmintr: %02x %02x %02x %02x %02x %02x\n", 3043 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3044 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3045 } 3046 3047 c = pb->ipacket[0]; 3048 3049 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 3050 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 3051 sc->flags &= ~PSM_NEED_SYNCBITS; 3052 VLOG(2, (LOG_DEBUG, 3053 "psmintr: Sync bytes now %04x,%04x\n", 3054 sc->mode.syncmask[0], sc->mode.syncmask[1])); 3055 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 3056 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 3057 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 3058 "(%04x != %04x) %d cmds since last error.\n", 3059 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 3060 sc->cmdcount - sc->lasterr)); 3061 sc->lasterr = sc->cmdcount; 3062 /* 3063 * The sync byte test is a weak measure of packet 3064 * validity. Conservatively discard any input yet 3065 * to be seen by userland when we detect a sync 3066 * error since there is a good chance some of 3067 * the queued packets have undetected errors. 3068 */ 3069 dropqueue(sc); 3070 if (sc->syncerrors == 0) 3071 sc->pkterrors++; 3072 ++sc->syncerrors; 3073 sc->lastinputerr = now; 3074 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3075 sc->pkterrors >= pkterrthresh) { 3076 /* 3077 * If we've failed to find a single sync byte 3078 * in 2 packets worth of data, or we've seen 3079 * persistent packet errors during the 3080 * validation period, reinitialize the mouse 3081 * in hopes of returning it to the expected 3082 * mode. 3083 */ 3084 VLOG(3, (LOG_DEBUG, 3085 "psmintr: reset the mouse.\n")); 3086 reinitialize(sc, TRUE); 3087 } else if (sc->syncerrors == sc->mode.packetsize) { 3088 /* 3089 * Try a soft reset after searching for a sync 3090 * byte through a packet length of bytes. 3091 */ 3092 VLOG(3, (LOG_DEBUG, 3093 "psmintr: re-enable the mouse.\n")); 3094 pb->inputbytes = 0; 3095 disable_aux_dev(sc->kbdc); 3096 enable_aux_dev(sc->kbdc); 3097 } else { 3098 VLOG(3, (LOG_DEBUG, 3099 "psmintr: discard a byte (%d)\n", 3100 sc->syncerrors)); 3101 pb->inputbytes--; 3102 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3103 pb->inputbytes); 3104 } 3105 continue; 3106 } 3107 3108 /* 3109 * We have what appears to be a valid packet. 3110 * Reset the error counters. 3111 */ 3112 sc->syncerrors = 0; 3113 3114 /* 3115 * Drop even good packets if they occur within a timeout 3116 * period of a sync error. This allows the detection of 3117 * a change in the mouse's packet mode without exposing 3118 * erratic mouse behavior to the user. Some KVMs forget 3119 * enhanced mouse modes during switch events. 3120 */ 3121 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3122 &now)) { 3123 pb->inputbytes = 0; 3124 continue; 3125 } 3126 3127 /* 3128 * Now that we're out of the validation period, reset 3129 * the packet error count. 3130 */ 3131 sc->pkterrors = 0; 3132 3133 sc->cmdcount++; 3134 next: 3135 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3136 sc->pqueue_end = 0; 3137 /* 3138 * If we've filled the queue then call the softintr ourselves, 3139 * otherwise schedule the interrupt for later. 3140 * Do not postpone interrupts for absolute devices as it 3141 * affects tap detection timings. 3142 */ 3143 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS || 3144 sc->hw.model == MOUSE_MODEL_ELANTECH || 3145 !timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3146 (sc->pqueue_end == sc->pqueue_start)) { 3147 if ((sc->state & PSM_SOFTARMED) != 0) { 3148 sc->state &= ~PSM_SOFTARMED; 3149 callout_stop(&sc->softcallout); 3150 } 3151 psmsoftintr(arg); 3152 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3153 sc->state |= PSM_SOFTARMED; 3154 callout_reset(&sc->softcallout, 3155 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3156 } 3157 } 3158 } 3159 3160 static void 3161 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3162 int *x, int *y, int *z) 3163 { 3164 3165 /* 3166 * PS2++ protocol packet 3167 * 3168 * b7 b6 b5 b4 b3 b2 b1 b0 3169 * byte 1: * 1 p3 p2 1 * * * 3170 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3171 * 3172 * p3-p0: packet type 3173 * c1, c2: c1 & c2 == 1, if p2 == 0 3174 * c1 & c2 == 0, if p2 == 1 3175 * 3176 * packet type: 0 (device type) 3177 * See comments in enable_mmanplus() below. 3178 * 3179 * packet type: 1 (wheel data) 3180 * 3181 * b7 b6 b5 b4 b3 b2 b1 b0 3182 * byte 3: h * B5 B4 s d2 d1 d0 3183 * 3184 * h: 1, if horizontal roller data 3185 * 0, if vertical roller data 3186 * B4, B5: button 4 and 5 3187 * s: sign bit 3188 * d2-d0: roller data 3189 * 3190 * packet type: 2 (reserved) 3191 */ 3192 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3193 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3194 /* 3195 * the extended data packet encodes button 3196 * and wheel events 3197 */ 3198 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3199 case 1: 3200 /* wheel data packet */ 3201 *x = *y = 0; 3202 if (pb->ipacket[2] & 0x80) { 3203 /* XXX horizontal roller count - ignore it */ 3204 ; 3205 } else { 3206 /* vertical roller count */ 3207 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3208 (pb->ipacket[2] & 0x0f) - 16 : 3209 (pb->ipacket[2] & 0x0f); 3210 } 3211 ms->button |= (pb->ipacket[2] & 3212 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3213 MOUSE_BUTTON4DOWN : 0; 3214 ms->button |= (pb->ipacket[2] & 3215 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3216 MOUSE_BUTTON5DOWN : 0; 3217 break; 3218 case 2: 3219 /* 3220 * this packet type is reserved by 3221 * Logitech... 3222 */ 3223 /* 3224 * IBM ScrollPoint Mouse uses this 3225 * packet type to encode both vertical 3226 * and horizontal scroll movement. 3227 */ 3228 *x = *y = 0; 3229 /* horizontal count */ 3230 if (pb->ipacket[2] & 0x0f) 3231 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3232 -2 : 2; 3233 /* vertical count */ 3234 if (pb->ipacket[2] & 0xf0) 3235 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3236 -1 : 1; 3237 break; 3238 case 0: 3239 /* device type packet - shouldn't happen */ 3240 /* FALLTHROUGH */ 3241 default: 3242 *x = *y = 0; 3243 ms->button = ms->obutton; 3244 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3245 "type %d: 0x%02x 0x%02x 0x%02x\n", 3246 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3247 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3248 break; 3249 } 3250 } else { 3251 /* preserve button states */ 3252 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3253 } 3254 } 3255 3256 static int 3257 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3258 int *x, int *y, int *z) 3259 { 3260 static int touchpad_buttons; 3261 static int guest_buttons; 3262 static int ew_finger_count; 3263 static finger_t f[PSM_FINGERS]; 3264 int w, id, nfingers, palm, ewcode, extended_buttons, clickpad_pressed; 3265 3266 extended_buttons = 0; 3267 3268 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3269 * 3270 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3271 * ------------------------------------------------ 3272 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3273 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3274 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3275 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3276 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3277 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3278 * 3279 * Legend: 3280 * L: left physical mouse button 3281 * R: right physical mouse button 3282 * D: down button 3283 * U: up button 3284 * W: "wrist" value 3285 * X: x position 3286 * Y: y position 3287 * Z: pressure 3288 * 3289 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3290 * 3291 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3292 * ------------------------------------------------------ 3293 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3294 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3295 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3296 * 3297 * Legend: 3298 * M: Middle physical mouse button 3299 * E: Extended mouse buttons reported instead of low bits of X and Y 3300 * b1-b8: Extended mouse buttons 3301 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3302 * 4 and 5, for reading X and Y value they should be zeroed. 3303 * 3304 * Absolute reportable limits: 0 - 6143. 3305 * Typical bezel limits: 1472 - 5472. 3306 * Typical edge marings: 1632 - 5312. 3307 * 3308 * w = 3 Passthrough Packet 3309 * 3310 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3311 */ 3312 3313 if (!synaptics_support) 3314 return (0); 3315 3316 /* Sanity check for out of sync packets. */ 3317 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3318 (pb->ipacket[3] & 0xc8) != 0xc0) 3319 return (-1); 3320 3321 *x = *y = 0; 3322 ms->button = ms->obutton; 3323 3324 /* 3325 * Pressure value. 3326 * Interpretation: 3327 * z = 0 No finger contact 3328 * z = 10 Finger hovering near the pad 3329 * z = 30 Very light finger contact 3330 * z = 80 Normal finger contact 3331 * z = 110 Very heavy finger contact 3332 * z = 200 Finger lying flat on pad surface 3333 * z = 255 Maximum reportable Z 3334 */ 3335 *z = pb->ipacket[2]; 3336 3337 /* 3338 * Finger width value 3339 * Interpretation: 3340 * w = 0 Two finger on the pad (capMultiFinger needed) 3341 * w = 1 Three or more fingers (capMultiFinger needed) 3342 * w = 2 Pen (instead of finger) (capPen needed) 3343 * w = 3 Reserved (passthrough?) 3344 * w = 4-7 Finger of normal width (capPalmDetect needed) 3345 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3346 * w = 15 Maximum reportable width (capPalmDetect needed) 3347 */ 3348 /* XXX Is checking capExtended enough? */ 3349 if (sc->synhw.capExtended) 3350 w = ((pb->ipacket[0] & 0x30) >> 2) | 3351 ((pb->ipacket[0] & 0x04) >> 1) | 3352 ((pb->ipacket[3] & 0x04) >> 2); 3353 else { 3354 /* Assume a finger of regular width. */ 3355 w = 4; 3356 } 3357 3358 switch (w) { 3359 case 3: 3360 /* 3361 * Handle packets from the guest device. See: 3362 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3363 */ 3364 if (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX) { 3365 *x = ((pb->ipacket[1] & 0x10) ? 3366 pb->ipacket[4] - 256 : pb->ipacket[4]); 3367 *y = ((pb->ipacket[1] & 0x20) ? 3368 pb->ipacket[5] - 256 : pb->ipacket[5]); 3369 *z = 0; 3370 3371 guest_buttons = 0; 3372 if (pb->ipacket[1] & 0x01) 3373 guest_buttons |= MOUSE_BUTTON1DOWN; 3374 if (pb->ipacket[1] & 0x04) 3375 guest_buttons |= MOUSE_BUTTON2DOWN; 3376 if (pb->ipacket[1] & 0x02) 3377 guest_buttons |= MOUSE_BUTTON3DOWN; 3378 #ifdef EVDEV_SUPPORT 3379 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3380 evdev_push_rel(sc->evdev_r, REL_X, *x); 3381 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3382 evdev_push_mouse_btn(sc->evdev_r, 3383 guest_buttons | sc->extended_buttons); 3384 evdev_sync(sc->evdev_r); 3385 } 3386 #endif 3387 ms->button = touchpad_buttons | guest_buttons | 3388 sc->extended_buttons; 3389 } 3390 goto SYNAPTICS_END; 3391 3392 case 2: 3393 /* Handle Extended W mode packets */ 3394 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3395 #if PSM_FINGERS > 1 3396 switch (ewcode) { 3397 case 1: 3398 /* Secondary finger */ 3399 if (sc->synhw.capAdvancedGestures) 3400 f[1] = (finger_t) { 3401 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3402 pb->ipacket[1]) << 1, 3403 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3404 pb->ipacket[2]) << 1, 3405 .p = ((pb->ipacket[3] & 0x30) | 3406 (pb->ipacket[5] & 0x0f)) << 1, 3407 .w = PSM_FINGER_DEFAULT_W, 3408 .flags = PSM_FINGER_FUZZY, 3409 }; 3410 else if (sc->synhw.capReportsV) 3411 f[1] = (finger_t) { 3412 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3413 (pb->ipacket[1] & 0xfe)) << 1, 3414 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3415 (pb->ipacket[2] & 0xfe)) << 1, 3416 .p = ((pb->ipacket[3] & 0x30) | 3417 (pb->ipacket[5] & 0x0e)) << 1, 3418 .w = (((pb->ipacket[5] & 0x01) << 2) | 3419 ((pb->ipacket[2] & 0x01) << 1) | 3420 (pb->ipacket[1] & 0x01)) + 8, 3421 .flags = PSM_FINGER_FUZZY, 3422 }; 3423 break; 3424 case 2: 3425 ew_finger_count = pb->ipacket[1] & 0x0f; 3426 default: 3427 break; 3428 } 3429 #endif 3430 goto SYNAPTICS_END; 3431 3432 case 1: 3433 if (sc->synhw.capReportsV && ew_finger_count > 3) { 3434 nfingers = ew_finger_count; 3435 break; 3436 } 3437 /* FALLTHROUGH */ 3438 case 0: 3439 nfingers = w + 2; 3440 break; 3441 3442 default: 3443 nfingers = 1; 3444 } 3445 3446 if (sc->syninfo.touchpad_off) 3447 goto SYNAPTICS_END; 3448 3449 /* Button presses */ 3450 touchpad_buttons = 0; 3451 if (pb->ipacket[0] & 0x01) 3452 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3453 if (pb->ipacket[0] & 0x02) 3454 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3455 3456 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3457 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3458 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3459 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3460 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3461 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3462 !sc->synhw.capClickPad) { 3463 /* Middle Button */ 3464 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3465 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3466 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3467 /* Extended Buttons */ 3468 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3469 if (sc->syninfo.directional_scrolls) { 3470 if (pb->ipacket[4] & 0x01) 3471 extended_buttons |= MOUSE_BUTTON4DOWN; 3472 if (pb->ipacket[5] & 0x01) 3473 extended_buttons |= MOUSE_BUTTON5DOWN; 3474 if (pb->ipacket[4] & 0x02) 3475 extended_buttons |= MOUSE_BUTTON6DOWN; 3476 if (pb->ipacket[5] & 0x02) 3477 extended_buttons |= MOUSE_BUTTON7DOWN; 3478 } else { 3479 if (pb->ipacket[4] & 0x01) 3480 extended_buttons |= MOUSE_BUTTON1DOWN; 3481 if (pb->ipacket[5] & 0x01) 3482 extended_buttons |= MOUSE_BUTTON3DOWN; 3483 if (pb->ipacket[4] & 0x02) 3484 extended_buttons |= MOUSE_BUTTON2DOWN; 3485 sc->extended_buttons = extended_buttons; 3486 } 3487 3488 /* 3489 * Zero out bits used by extended buttons to avoid 3490 * misinterpretation of the data absolute position. 3491 * 3492 * The bits represented by 3493 * 3494 * (nExtendedButtons + 1) >> 1 3495 * 3496 * will be masked out in both bytes. 3497 * The mask for n bits is computed with the formula 3498 * 3499 * (1 << n) - 1 3500 */ 3501 int maskedbits = 0; 3502 int mask = 0; 3503 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3504 mask = (1 << maskedbits) - 1; 3505 #ifdef EVDEV_SUPPORT 3506 int i; 3507 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3508 if (sc->synhw.capPassthrough) { 3509 evdev_push_mouse_btn(sc->evdev_r, 3510 extended_buttons); 3511 evdev_sync(sc->evdev_r); 3512 } 3513 for (i = 0; i < maskedbits; i++) { 3514 evdev_push_key(sc->evdev_a, 3515 BTN_0 + i * 2, 3516 pb->ipacket[4] & (1 << i)); 3517 evdev_push_key(sc->evdev_a, 3518 BTN_0 + i * 2 + 1, 3519 pb->ipacket[5] & (1 << i)); 3520 } 3521 } 3522 #endif 3523 pb->ipacket[4] &= ~(mask); 3524 pb->ipacket[5] &= ~(mask); 3525 } else if (!sc->syninfo.directional_scrolls && 3526 !sc->gesture.in_vscroll) { 3527 /* 3528 * Keep reporting MOUSE DOWN until we get a new packet 3529 * indicating otherwise. 3530 */ 3531 extended_buttons |= sc->extended_buttons; 3532 } 3533 } 3534 3535 if (sc->synhw.capReportsV && nfingers > 1) 3536 f[0] = (finger_t) { 3537 .x = ((pb->ipacket[3] & 0x10) << 8) | 3538 ((pb->ipacket[1] & 0x0f) << 8) | 3539 (pb->ipacket[4] & 0xfd), 3540 .y = ((pb->ipacket[3] & 0x20) << 7) | 3541 ((pb->ipacket[1] & 0xf0) << 4) | 3542 (pb->ipacket[5] & 0xfd), 3543 .p = *z & 0xfe, 3544 .w = (((pb->ipacket[2] & 0x01) << 2) | 3545 (pb->ipacket[5] & 0x02) | 3546 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3547 .flags = PSM_FINGER_FUZZY, 3548 }; 3549 else 3550 f[0] = (finger_t) { 3551 .x = ((pb->ipacket[3] & 0x10) << 8) | 3552 ((pb->ipacket[1] & 0x0f) << 8) | 3553 pb->ipacket[4], 3554 .y = ((pb->ipacket[3] & 0x20) << 7) | 3555 ((pb->ipacket[1] & 0xf0) << 4) | 3556 pb->ipacket[5], 3557 .p = *z, 3558 .w = w, 3559 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3560 }; 3561 3562 /* Ignore hovering and unmeasurable touches */ 3563 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3564 nfingers = 0; 3565 3566 /* Handle ClickPad */ 3567 if (sc->synhw.capClickPad) { 3568 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3569 if (sc->synhw.forcePad) { 3570 /* 3571 * Forcepads erroneously report button click if there 3572 * are 2 or more fingers on the touchpad breaking 3573 * multifinger gestures. To workaround this start 3574 * reporting a click only after 4 consecutive single 3575 * touch packets has been received. 3576 * Skip these packets in case more contacts appear. 3577 */ 3578 switch (nfingers) { 3579 case 0: 3580 sc->fpcount = 0; 3581 break; 3582 case 1: 3583 if (clickpad_pressed && sc->fpcount < INT_MAX) 3584 ++sc->fpcount; 3585 /* FALLTHROUGH */ 3586 default: 3587 if (!clickpad_pressed) 3588 sc->fpcount = 0; 3589 if (sc->fpcount >= sc->syninfo.window_min) 3590 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3591 } 3592 } else if (clickpad_pressed) 3593 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3594 } 3595 3596 for (id = 0; id < PSM_FINGERS; id++) 3597 if (id >= nfingers) 3598 PSM_FINGER_RESET(f[id]); 3599 3600 #ifdef EVDEV_SUPPORT 3601 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3602 for (id = 0; id < PSM_FINGERS; id++) 3603 if (PSM_FINGER_IS_SET(f[id])) 3604 psm_push_mt_finger(sc, id, &f[id]); 3605 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3606 evdev_push_nfingers(sc->evdev_a, nfingers); 3607 if (nfingers > 0) 3608 psm_push_st_finger(sc, &f[0]); 3609 else 3610 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3611 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3612 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3613 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3614 touchpad_buttons & MOUSE_BUTTON4DOWN); 3615 evdev_push_key(sc->evdev_a, BTN_BACK, 3616 touchpad_buttons & MOUSE_BUTTON5DOWN); 3617 } 3618 evdev_sync(sc->evdev_a); 3619 } 3620 #endif 3621 3622 ms->button = touchpad_buttons; 3623 3624 palm = psmpalmdetect(sc, &f[0], nfingers); 3625 3626 /* Palm detection doesn't terminate the current action. */ 3627 if (!palm) 3628 psmgestures(sc, &f[0], nfingers, ms); 3629 3630 for (id = 0; id < PSM_FINGERS; id++) 3631 psmsmoother(sc, &f[id], id, ms, x, y); 3632 3633 if (palm) { 3634 *x = *y = *z = 0; 3635 ms->button = ms->obutton; 3636 return (0); 3637 } 3638 3639 ms->button |= extended_buttons | guest_buttons; 3640 3641 SYNAPTICS_END: 3642 /* 3643 * Use the extra buttons as a scrollwheel 3644 * 3645 * XXX X.Org uses the Z axis for vertical wheel only, 3646 * whereas moused(8) understands special values to differ 3647 * vertical and horizontal wheels. 3648 * 3649 * xf86-input-mouse needs therefore a small patch to 3650 * understand these special values. Without it, the 3651 * horizontal wheel acts as a vertical wheel in X.Org. 3652 * 3653 * That's why the horizontal wheel is disabled by 3654 * default for now. 3655 */ 3656 if (ms->button & MOUSE_BUTTON4DOWN) 3657 *z = -1; 3658 else if (ms->button & MOUSE_BUTTON5DOWN) 3659 *z = 1; 3660 else if (ms->button & MOUSE_BUTTON6DOWN) 3661 *z = -2; 3662 else if (ms->button & MOUSE_BUTTON7DOWN) 3663 *z = 2; 3664 else 3665 *z = 0; 3666 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3667 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3668 3669 return (0); 3670 } 3671 3672 static int 3673 proc_synaptics_mux(struct psm_softc *sc, packetbuf_t *pb) 3674 { 3675 int butt; 3676 3677 /* 3678 * Convert 3-byte interleaved mixture of Synaptics and generic mouse 3679 * packets into plain 6-byte Synaptics packet protocol. 3680 * While in hidden multiplexing mode KBC does some editing of the 3681 * packet stream. It remembers the button bits from the last packet 3682 * received from each device, and replaces the button bits of every 3683 * packet with the logical OR of all devices’ most recent button bits. 3684 * This button crosstalk should be filtered out as Synaptics and 3685 * generic mouse encode middle button presses in a different way. 3686 */ 3687 switch (pb->ipacket[0] & 0xc0) { 3688 case 0x80: /* First 3 bytes of Synaptics packet */ 3689 bcopy(pb->ipacket, sc->muxsave, 3); 3690 /* Compute middle mouse button supression timeout. */ 3691 sc->muxmidtimeout.tv_sec = 0; 3692 sc->muxmidtimeout.tv_usec = 50000; /* ~2-3 ints */ 3693 timevaladd(&sc->muxmidtimeout, &sc->lastsoftintr); 3694 return (1); 3695 3696 case 0xc0: /* Second 3 bytes of Synaptics packet */ 3697 /* Join two 3-bytes absolute packets */ 3698 bcopy(pb->ipacket, pb->ipacket + 3, 3); 3699 bcopy(sc->muxsave, pb->ipacket, 3); 3700 /* Prefer trackpoint buttons over touchpad's */ 3701 pb->ipacket[0] &= ~(0x08 | sc->muxmsbuttons); 3702 pb->ipacket[3] &= ~(0x08 | sc->muxmsbuttons); 3703 butt = (pb->ipacket[3] & 0x03) << 2 | (pb->ipacket[0] & 0x03); 3704 /* Add hysteresis to remove spurious middle button events */ 3705 if (butt != sc->muxtpbuttons && sc->fpcount < 1) { 3706 pb->ipacket[0] &= 0xfc; 3707 pb->ipacket[0] |= sc->muxtpbuttons & 0x03; 3708 pb->ipacket[3] &= 0xfc; 3709 pb->ipacket[3] |= sc->muxtpbuttons >> 2 & 0x03; 3710 ++sc->fpcount; 3711 } else { 3712 sc->fpcount = 0; 3713 sc->muxtpbuttons = butt; 3714 } 3715 /* Filter out impossible w induced by middle trackpoint btn */ 3716 if (sc->synhw.capExtended && !sc->synhw.capPassthrough && 3717 (pb->ipacket[0] & 0x34) == 0x04 && 3718 (pb->ipacket[3] & 0x04) == 0x04) { 3719 pb->ipacket[0] &= 0xfb; 3720 pb->ipacket[3] &= 0xfb; 3721 } 3722 sc->muxsave[0] &= 0x30; 3723 break; 3724 3725 default: /* Generic mouse (Trackpoint) packet */ 3726 /* Filter out middle button events induced by some w values */ 3727 if (sc->muxmsbuttons & 0x03 || pb->ipacket[0] & 0x03 || 3728 (timevalcmp(&sc->lastsoftintr, &sc->muxmidtimeout, <=) && 3729 (sc->muxsave[0] & 0x30 || sc->muxsave[2] > 8))) 3730 pb->ipacket[0] &= 0xfb; 3731 sc->muxmsbuttons = pb->ipacket[0] & 0x07; 3732 /* Convert to Synaptics pass-through protocol */ 3733 pb->ipacket[4] = pb->ipacket[1]; 3734 pb->ipacket[5] = pb->ipacket[2]; 3735 pb->ipacket[1] = pb->ipacket[0]; 3736 pb->ipacket[2] = 0; 3737 pb->ipacket[0] = 0x84 | (sc->muxtpbuttons & 0x03); 3738 pb->ipacket[3] = 0xc4 | (sc->muxtpbuttons >> 2 & 0x03); 3739 } 3740 3741 VLOG(4, (LOG_DEBUG, "synaptics: %02x %02x %02x %02x %02x %02x\n", 3742 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3743 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3744 3745 pb->inputbytes = MOUSE_SYNAPTICS_PACKETSIZE; 3746 return (0); 3747 } 3748 3749 static int 3750 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3751 { 3752 if (!( 3753 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3754 !sc->synhw.capReportsV && nfingers > 1) || 3755 (sc->synhw.capReportsV && nfingers > 2) || 3756 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3757 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3758 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3759 /* 3760 * We consider the packet irrelevant for the current 3761 * action when: 3762 * - the width isn't comprised in: 3763 * [1; max_width] 3764 * - the pressure isn't comprised in: 3765 * [min_pressure; max_pressure] 3766 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3767 */ 3768 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3769 return (1); 3770 } 3771 return (0); 3772 } 3773 3774 static void 3775 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3776 mousestatus_t *ms) 3777 { 3778 smoother_t *smoother; 3779 gesture_t *gest; 3780 finger_t *f; 3781 int y_ok, center_button, center_x, right_button, right_x, i; 3782 3783 f = &fingers[0]; 3784 smoother = &sc->smoother[0]; 3785 gest = &sc->gesture; 3786 3787 /* Find first active finger. */ 3788 if (nfingers > 0) { 3789 for (i = 0; i < PSM_FINGERS; i++) { 3790 if (PSM_FINGER_IS_SET(fingers[i])) { 3791 f = &fingers[i]; 3792 smoother = &sc->smoother[i]; 3793 break; 3794 } 3795 } 3796 } 3797 3798 /* 3799 * Check pressure to detect a real wanted action on the 3800 * touchpad. 3801 */ 3802 if (f->p >= sc->syninfo.min_pressure) { 3803 int x0, y0; 3804 int dxp, dyp; 3805 int start_x, start_y; 3806 int queue_len; 3807 int margin_top, margin_right, margin_bottom, margin_left; 3808 int window_min, window_max; 3809 int vscroll_hor_area, vscroll_ver_area; 3810 int two_finger_scroll; 3811 int max_x, max_y; 3812 int three_finger_drag; 3813 3814 /* Read sysctl. */ 3815 /* XXX Verify values? */ 3816 margin_top = sc->syninfo.margin_top; 3817 margin_right = sc->syninfo.margin_right; 3818 margin_bottom = sc->syninfo.margin_bottom; 3819 margin_left = sc->syninfo.margin_left; 3820 window_min = sc->syninfo.window_min; 3821 window_max = sc->syninfo.window_max; 3822 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3823 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3824 two_finger_scroll = sc->syninfo.two_finger_scroll; 3825 max_x = sc->syninfo.max_x; 3826 max_y = sc->syninfo.max_y; 3827 three_finger_drag = sc->syninfo.three_finger_drag; 3828 /* Read current absolute position. */ 3829 x0 = f->x; 3830 y0 = f->y; 3831 3832 /* 3833 * Limit the coordinates to the specified margins because 3834 * this area isn't very reliable. 3835 */ 3836 if (x0 <= margin_left) 3837 x0 = margin_left; 3838 else if (x0 >= max_x - margin_right) 3839 x0 = max_x - margin_right; 3840 if (y0 <= margin_bottom) 3841 y0 = margin_bottom; 3842 else if (y0 >= max_y - margin_top) 3843 y0 = max_y - margin_top; 3844 3845 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3846 x0, y0, f->p, f->w)); 3847 3848 /* 3849 * If the action is just beginning, init the structure and 3850 * compute tap timeout. 3851 */ 3852 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3853 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3854 3855 /* Initialize queue. */ 3856 gest->window_min = window_min; 3857 3858 /* Reset pressure peak. */ 3859 gest->zmax = 0; 3860 3861 /* Reset fingers count. */ 3862 gest->fingers_nb = 0; 3863 3864 /* Reset virtual scrolling state. */ 3865 gest->in_vscroll = 0; 3866 3867 /* Compute tap timeout. */ 3868 if (tap_enabled != 0) { 3869 gest->taptimeout = (struct timeval) { 3870 .tv_sec = tap_timeout / 1000000, 3871 .tv_usec = tap_timeout % 1000000, 3872 }; 3873 timevaladd( 3874 &gest->taptimeout, &sc->lastsoftintr); 3875 } else 3876 timevalclear(&gest->taptimeout); 3877 3878 sc->flags |= PSM_FLAGS_FINGERDOWN; 3879 3880 /* Smoother has not been reset yet */ 3881 queue_len = 1; 3882 start_x = x0; 3883 start_y = y0; 3884 } else { 3885 queue_len = smoother->queue_len + 1; 3886 start_x = smoother->start_x; 3887 start_y = smoother->start_y; 3888 } 3889 3890 /* Process ClickPad softbuttons */ 3891 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3892 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3893 start_y < sc->syninfo.softbuttons_y : 3894 start_y > max_y + sc->syninfo.softbuttons_y; 3895 3896 center_button = MOUSE_BUTTON2DOWN; 3897 center_x = sc->syninfo.softbutton2_x; 3898 right_button = MOUSE_BUTTON3DOWN; 3899 right_x = sc->syninfo.softbutton3_x; 3900 3901 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3902 center_button = MOUSE_BUTTON3DOWN; 3903 center_x = sc->syninfo.softbutton3_x; 3904 right_button = MOUSE_BUTTON2DOWN; 3905 right_x = sc->syninfo.softbutton2_x; 3906 } 3907 3908 if (right_x > 0 && start_x > right_x && y_ok) 3909 ms->button = (ms->button & 3910 ~MOUSE_BUTTON1DOWN) | right_button; 3911 else if (center_x > 0 && start_x > center_x && y_ok) 3912 ms->button = (ms->button & 3913 ~MOUSE_BUTTON1DOWN) | center_button; 3914 } 3915 3916 /* If in tap-hold or three fingers, add the recorded button. */ 3917 if (gest->in_taphold || (nfingers == 3 && three_finger_drag)) 3918 ms->button |= gest->tap_button; 3919 3920 /* 3921 * For tap, we keep the maximum number of fingers and the 3922 * pressure peak. Also with multiple fingers, we increase 3923 * the minimum window. 3924 */ 3925 if (nfingers > 1) 3926 gest->window_min = window_max; 3927 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3928 gest->zmax = imax(f->p, gest->zmax); 3929 3930 /* Do we have enough packets to consider this a gesture? */ 3931 if (queue_len < gest->window_min) 3932 return; 3933 3934 dyp = -1; 3935 dxp = -1; 3936 3937 /* Is a scrolling action occurring? */ 3938 if (!gest->in_taphold && !ms->button && 3939 (!gest->in_vscroll || two_finger_scroll)) { 3940 /* 3941 * A scrolling action must not conflict with a tap 3942 * action. Here are the conditions to consider a 3943 * scrolling action: 3944 * - the action in a configurable area 3945 * - one of the following: 3946 * . the distance between the last packet and the 3947 * first should be above a configurable minimum 3948 * . tap timed out 3949 */ 3950 dxp = abs(x0 - start_x); 3951 dyp = abs(y0 - start_y); 3952 3953 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3954 dxp >= sc->syninfo.vscroll_min_delta || 3955 dyp >= sc->syninfo.vscroll_min_delta) { 3956 /* 3957 * Handle two finger scrolling. 3958 * Note that we don't rely on fingers_nb 3959 * as that keeps the maximum number of fingers. 3960 */ 3961 if (two_finger_scroll) { 3962 if (nfingers == 2) { 3963 gest->in_vscroll += 3964 dyp ? 2 : 0; 3965 gest->in_vscroll += 3966 dxp ? 1 : 0; 3967 } 3968 } else { 3969 /* Check for horizontal scrolling. */ 3970 if ((vscroll_hor_area > 0 && 3971 start_y <= vscroll_hor_area) || 3972 (vscroll_hor_area < 0 && 3973 start_y >= 3974 max_y + vscroll_hor_area)) 3975 gest->in_vscroll += 2; 3976 3977 /* Check for vertical scrolling. */ 3978 if ((vscroll_ver_area > 0 && 3979 start_x <= vscroll_ver_area) || 3980 (vscroll_ver_area < 0 && 3981 start_x >= 3982 max_x + vscroll_ver_area)) 3983 gest->in_vscroll += 1; 3984 } 3985 3986 /* Avoid conflicts if area overlaps. */ 3987 if (gest->in_vscroll >= 3) 3988 gest->in_vscroll = 3989 (dxp > dyp) ? 2 : 1; 3990 } 3991 } 3992 /* 3993 * Reset two finger scrolling when the number of fingers 3994 * is different from two or any button is pressed. 3995 */ 3996 if (two_finger_scroll && gest->in_vscroll != 0 && 3997 (nfingers != 2 || ms->button)) 3998 gest->in_vscroll = 0; 3999 4000 VLOG(5, (LOG_DEBUG, 4001 "synaptics: virtual scrolling: %s " 4002 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 4003 gest->in_vscroll ? "YES" : "NO", 4004 gest->in_vscroll, dxp, dyp, 4005 gest->fingers_nb)); 4006 4007 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4008 /* 4009 * An action is currently taking place but the pressure 4010 * dropped under the minimum, putting an end to it. 4011 */ 4012 int taphold_timeout, dx, dy, tap_max_delta; 4013 4014 dx = abs(smoother->queue[smoother->queue_cursor].x - 4015 smoother->start_x); 4016 dy = abs(smoother->queue[smoother->queue_cursor].y - 4017 smoother->start_y); 4018 4019 /* Max delta is disabled for multi-fingers tap. */ 4020 if (gest->fingers_nb > 1) 4021 tap_max_delta = imax(dx, dy); 4022 else 4023 tap_max_delta = sc->syninfo.tap_max_delta; 4024 4025 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4026 4027 /* Check for tap. */ 4028 VLOG(3, (LOG_DEBUG, 4029 "synaptics: zmax=%d, dx=%d, dy=%d, " 4030 "delta=%d, fingers=%d, queue=%d\n", 4031 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 4032 smoother->queue_len)); 4033 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 4034 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 4035 dx <= tap_max_delta && dy <= tap_max_delta && 4036 smoother->queue_len >= sc->syninfo.tap_min_queue) { 4037 /* 4038 * We have a tap if: 4039 * - the maximum pressure went over tap_threshold 4040 * - the action ended before tap_timeout 4041 * 4042 * To handle tap-hold, we must delay any button push to 4043 * the next action. 4044 */ 4045 if (gest->in_taphold) { 4046 /* 4047 * This is the second and last tap of a 4048 * double tap action, not a tap-hold. 4049 */ 4050 gest->in_taphold = 0; 4051 4052 /* 4053 * For double-tap to work: 4054 * - no button press is emitted (to 4055 * simulate a button release) 4056 * - PSM_FLAGS_FINGERDOWN is set to 4057 * force the next packet to emit a 4058 * button press) 4059 */ 4060 VLOG(2, (LOG_DEBUG, 4061 "synaptics: button RELEASE: %d\n", 4062 gest->tap_button)); 4063 sc->flags |= PSM_FLAGS_FINGERDOWN; 4064 4065 /* Schedule button press on next interrupt */ 4066 sc->idletimeout.tv_sec = psmhz > 1 ? 4067 0 : 1; 4068 sc->idletimeout.tv_usec = psmhz > 1 ? 4069 1000000 / psmhz : 0; 4070 } else { 4071 /* 4072 * This is the first tap: we set the 4073 * tap-hold state and notify the button 4074 * down event. 4075 */ 4076 gest->in_taphold = 1; 4077 taphold_timeout = sc->syninfo.taphold_timeout; 4078 gest->taptimeout.tv_sec = taphold_timeout / 4079 1000000; 4080 gest->taptimeout.tv_usec = taphold_timeout % 4081 1000000; 4082 sc->idletimeout = gest->taptimeout; 4083 timevaladd(&gest->taptimeout, 4084 &sc->lastsoftintr); 4085 4086 switch (gest->fingers_nb) { 4087 case 3: 4088 gest->tap_button = 4089 MOUSE_BUTTON2DOWN; 4090 break; 4091 case 2: 4092 gest->tap_button = 4093 MOUSE_BUTTON3DOWN; 4094 break; 4095 default: 4096 gest->tap_button = 4097 MOUSE_BUTTON1DOWN; 4098 } 4099 VLOG(2, (LOG_DEBUG, 4100 "synaptics: button PRESS: %d\n", 4101 gest->tap_button)); 4102 ms->button |= gest->tap_button; 4103 } 4104 } else { 4105 /* 4106 * Not enough pressure or timeout: reset 4107 * tap-hold state. 4108 */ 4109 if (gest->in_taphold) { 4110 VLOG(2, (LOG_DEBUG, 4111 "synaptics: button RELEASE: %d\n", 4112 gest->tap_button)); 4113 gest->in_taphold = 0; 4114 } else { 4115 VLOG(2, (LOG_DEBUG, 4116 "synaptics: not a tap-hold\n")); 4117 } 4118 } 4119 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 4120 /* 4121 * For a tap-hold to work, the button must remain down at 4122 * least until timeout (where the in_taphold flags will be 4123 * cleared) or during the next action. 4124 */ 4125 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 4126 ms->button |= gest->tap_button; 4127 } else { 4128 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 4129 gest->tap_button)); 4130 gest->in_taphold = 0; 4131 } 4132 } 4133 4134 return; 4135 } 4136 4137 static void 4138 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 4139 mousestatus_t *ms, int *x, int *y) 4140 { 4141 smoother_t *smoother = &sc->smoother[smoother_id]; 4142 gesture_t *gest = &(sc->gesture); 4143 4144 /* 4145 * Check pressure to detect a real wanted action on the 4146 * touchpad. 4147 */ 4148 if (f->p >= sc->syninfo.min_pressure) { 4149 int x0, y0; 4150 int cursor, peer, window; 4151 int dx, dy, dxp, dyp; 4152 int margin_top, margin_right, margin_bottom, margin_left; 4153 int na_top, na_right, na_bottom, na_left; 4154 int window_max; 4155 int multiplicator; 4156 int weight_current, weight_previous, weight_len_squared; 4157 int div_min, div_max, div_len; 4158 int two_finger_scroll; 4159 int max_x, max_y; 4160 int len, weight_prev_x, weight_prev_y; 4161 int div_max_x, div_max_y, div_x, div_y; 4162 int is_fuzzy; 4163 int natural_scroll; 4164 4165 /* Read sysctl. */ 4166 /* XXX Verify values? */ 4167 margin_top = sc->syninfo.margin_top; 4168 margin_right = sc->syninfo.margin_right; 4169 margin_bottom = sc->syninfo.margin_bottom; 4170 margin_left = sc->syninfo.margin_left; 4171 na_top = sc->syninfo.na_top; 4172 na_right = sc->syninfo.na_right; 4173 na_bottom = sc->syninfo.na_bottom; 4174 na_left = sc->syninfo.na_left; 4175 window_max = sc->syninfo.window_max; 4176 multiplicator = sc->syninfo.multiplicator; 4177 weight_current = sc->syninfo.weight_current; 4178 weight_previous = sc->syninfo.weight_previous; 4179 weight_len_squared = sc->syninfo.weight_len_squared; 4180 div_min = sc->syninfo.div_min; 4181 div_max = sc->syninfo.div_max; 4182 div_len = sc->syninfo.div_len; 4183 two_finger_scroll = sc->syninfo.two_finger_scroll; 4184 max_x = sc->syninfo.max_x; 4185 max_y = sc->syninfo.max_y; 4186 natural_scroll = sc->syninfo.natural_scroll; 4187 4188 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4189 4190 /* Read current absolute position. */ 4191 x0 = f->x; 4192 y0 = f->y; 4193 4194 /* 4195 * Limit the coordinates to the specified margins because 4196 * this area isn't very reliable. 4197 */ 4198 if (x0 <= margin_left) 4199 x0 = margin_left; 4200 else if (x0 >= max_x - margin_right) 4201 x0 = max_x - margin_right; 4202 if (y0 <= margin_bottom) 4203 y0 = margin_bottom; 4204 else if (y0 >= max_y - margin_top) 4205 y0 = max_y - margin_top; 4206 4207 /* If the action is just beginning, init the structure. */ 4208 if (smoother->active == 0) { 4209 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4210 4211 /* Store the first point of this action. */ 4212 smoother->start_x = x0; 4213 smoother->start_y = y0; 4214 dx = dy = 0; 4215 4216 /* Initialize queue. */ 4217 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4218 smoother->queue_len = 0; 4219 4220 /* Reset average. */ 4221 smoother->avg_dx = 0; 4222 smoother->avg_dy = 0; 4223 4224 /* Reset squelch. */ 4225 smoother->squelch_x = 0; 4226 smoother->squelch_y = 0; 4227 4228 /* Activate queue */ 4229 smoother->active = 1; 4230 } else { 4231 /* Calculate the current delta. */ 4232 cursor = smoother->queue_cursor; 4233 dx = x0 - smoother->queue[cursor].x; 4234 dy = y0 - smoother->queue[cursor].y; 4235 } 4236 4237 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4238 smoother_id, x0, y0, f->p, f->w)); 4239 4240 /* Queue this new packet. */ 4241 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4242 smoother->queue[cursor].x = x0; 4243 smoother->queue[cursor].y = y0; 4244 smoother->queue_cursor = cursor; 4245 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4246 smoother->queue_len++; 4247 VLOG(5, (LOG_DEBUG, 4248 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4249 smoother_id, cursor, x0, y0, dx, dy)); 4250 4251 /* Do we have enough packets to consider this a movement? */ 4252 if (smoother->queue_len < gest->window_min) 4253 return; 4254 4255 weight_prev_x = weight_prev_y = weight_previous; 4256 div_max_x = div_max_y = div_max; 4257 4258 if (gest->in_vscroll) { 4259 /* Dividers are different with virtual scrolling. */ 4260 div_min = sc->syninfo.vscroll_div_min; 4261 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4262 } else { 4263 /* 4264 * There's a lot of noise in coordinates when 4265 * the finger is on the touchpad's borders. When 4266 * using this area, we apply a special weight and 4267 * div. 4268 */ 4269 if (x0 <= na_left || x0 >= max_x - na_right) { 4270 weight_prev_x = sc->syninfo.weight_previous_na; 4271 div_max_x = sc->syninfo.div_max_na; 4272 } 4273 4274 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4275 weight_prev_y = sc->syninfo.weight_previous_na; 4276 div_max_y = sc->syninfo.div_max_na; 4277 } 4278 } 4279 4280 /* 4281 * Calculate weights for the average operands and 4282 * the divisor. Both depend on the distance between 4283 * the current packet and a previous one (based on the 4284 * window width). 4285 */ 4286 window = imin(smoother->queue_len, window_max); 4287 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4288 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4289 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4290 len = (dxp * dxp) + (dyp * dyp); 4291 weight_prev_x = imin(weight_prev_x, 4292 weight_len_squared * weight_prev_x / len); 4293 weight_prev_y = imin(weight_prev_y, 4294 weight_len_squared * weight_prev_y / len); 4295 4296 len = (dxp + dyp) / 2; 4297 div_x = div_len * div_max_x / len; 4298 div_x = imin(div_max_x, div_x); 4299 div_x = imax(div_min, div_x); 4300 div_y = div_len * div_max_y / len; 4301 div_y = imin(div_max_y, div_y); 4302 div_y = imax(div_min, div_y); 4303 4304 VLOG(3, (LOG_DEBUG, 4305 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4306 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4307 div_x, div_y)); 4308 4309 /* Compute averages. */ 4310 smoother->avg_dx = 4311 (weight_current * dx * multiplicator + 4312 weight_prev_x * smoother->avg_dx) / 4313 (weight_current + weight_prev_x); 4314 4315 smoother->avg_dy = 4316 (weight_current * dy * multiplicator + 4317 weight_prev_y * smoother->avg_dy) / 4318 (weight_current + weight_prev_y); 4319 4320 VLOG(5, (LOG_DEBUG, 4321 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4322 smoother->avg_dx / multiplicator, 4323 smoother->avg_dy / multiplicator)); 4324 4325 /* Use these averages to calculate x & y. */ 4326 smoother->squelch_x += smoother->avg_dx; 4327 dxp = smoother->squelch_x / (div_x * multiplicator); 4328 smoother->squelch_x = smoother->squelch_x % 4329 (div_x * multiplicator); 4330 4331 smoother->squelch_y += smoother->avg_dy; 4332 dyp = smoother->squelch_y / (div_y * multiplicator); 4333 smoother->squelch_y = smoother->squelch_y % 4334 (div_y * multiplicator); 4335 4336 switch(gest->in_vscroll) { 4337 case 0: /* Pointer movement. */ 4338 /* On real<->fuzzy finger switch the x/y pos jumps */ 4339 if (is_fuzzy == smoother->is_fuzzy) { 4340 *x += dxp; 4341 *y += dyp; 4342 } 4343 4344 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4345 smoother_id, dx, dy, dxp, dyp)); 4346 break; 4347 case 1: /* Vertical scrolling. */ 4348 if (dyp != 0) { 4349 if (two_finger_scroll && natural_scroll) 4350 ms->button |= (dyp > 0) ? 4351 MOUSE_BUTTON5DOWN : MOUSE_BUTTON4DOWN; 4352 else 4353 ms->button |= (dyp > 0) ? 4354 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4355 } 4356 break; 4357 case 2: /* Horizontal scrolling. */ 4358 if (dxp != 0) { 4359 if (two_finger_scroll && natural_scroll) 4360 ms->button |= (dxp > 0) ? 4361 MOUSE_BUTTON6DOWN : MOUSE_BUTTON7DOWN; 4362 else 4363 ms->button |= (dxp > 0) ? 4364 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4365 } 4366 break; 4367 } 4368 4369 smoother->is_fuzzy = is_fuzzy; 4370 4371 } else { 4372 /* 4373 * Deactivate queue. Note: We can not just reset queue here 4374 * as these values are still used by gesture processor. 4375 * So postpone reset till next touch. 4376 */ 4377 smoother->active = 0; 4378 } 4379 } 4380 4381 static int 4382 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4383 int *x, int *y, int *z) 4384 { 4385 static int touchpad_button, trackpoint_button; 4386 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4387 int pkt, id, scale, i, nfingers, mask, palm; 4388 4389 if (!elantech_support) 4390 return (0); 4391 4392 /* Determine packet format and do a sanity check for out of sync packets. */ 4393 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4394 pkt = ELANTECH_PKT_NOP; 4395 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4396 pkt = ELANTECH_PKT_TRACKPOINT; 4397 else 4398 switch (sc->elanhw.hwversion) { 4399 case 2: 4400 if (!ELANTECH_PKT_IS_V2(pb)) 4401 return (-1); 4402 4403 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4404 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4405 break; 4406 case 3: 4407 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4408 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4409 return (-1); 4410 4411 pkt = ELANTECH_PKT_V3; 4412 break; 4413 case 4: 4414 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4415 return (-1); 4416 4417 switch (pb->ipacket[3] & 0x03) { 4418 case 0x00: 4419 pkt = ELANTECH_PKT_V4_STATUS; 4420 break; 4421 case 0x01: 4422 pkt = ELANTECH_PKT_V4_HEAD; 4423 break; 4424 case 0x02: 4425 pkt = ELANTECH_PKT_V4_MOTION; 4426 break; 4427 default: 4428 return (-1); 4429 } 4430 break; 4431 default: 4432 return (-1); 4433 } 4434 4435 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4436 4437 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4438 PSM_FINGER_RESET(f[id]); 4439 4440 *x = *y = *z = 0; 4441 ms->button = ms->obutton; 4442 4443 if (sc->syninfo.touchpad_off && pkt != ELANTECH_PKT_TRACKPOINT) 4444 return (0); 4445 4446 /* Common legend 4447 * L: Left mouse button pressed 4448 * R: Right mouse button pressed 4449 * N: number of fingers on touchpad 4450 * X: absolute x value (horizontal) 4451 * Y: absolute y value (vertical) 4452 * W; width of the finger touch 4453 * P: pressure 4454 */ 4455 switch (pkt) { 4456 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4457 /* 7 6 5 4 3 2 1 0 (LSB) 4458 * ------------------------------------------- 4459 * ipacket[0]: N1 N0 W3 W2 . . R L 4460 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4461 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4462 * ipacket[3]: N4 VF W1 W0 . . . B2 4463 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4464 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4465 * ------------------------------------------- 4466 * N4: set if more than 3 fingers (only in 3 fingers mode) 4467 * VF: a kind of flag? (only on EF123, 0 when finger 4468 * is over one of the buttons, 1 otherwise) 4469 * B2: (on EF113 only, 0 otherwise), one button pressed 4470 * P & W is not reported on EF113 touchpads 4471 */ 4472 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4473 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4474 nfingers = 4; 4475 4476 if (nfingers == 0) { 4477 mask = (1 << nfingers) - 1; /* = 0x00 */ 4478 break; 4479 } 4480 4481 /* Map 3-rd and 4-th fingers to first finger */ 4482 mask = (1 << 1) - 1; /* = 0x01 */ 4483 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4484 if (sc->elanhw.haspressure) { 4485 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4486 ((pb->ipacket[3] & 0x30) >> 4); 4487 } else { 4488 f[0].p = PSM_FINGER_DEFAULT_P; 4489 f[0].w = PSM_FINGER_DEFAULT_W; 4490 } 4491 4492 /* 4493 * HW v2 dont report exact finger positions when 3 or more 4494 * fingers are on touchpad. 4495 */ 4496 if (nfingers > 2) 4497 f[0].flags = PSM_FINGER_FUZZY; 4498 4499 break; 4500 4501 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4502 /* 7 6 5 4 3 2 1 0 (LSB) 4503 * ------------------------------------------- 4504 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4505 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4506 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4507 * ipacket[3]: . . BY8 BX8 . . . . 4508 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4509 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4510 * ------------------------------------------- 4511 * AX: lower-left finger absolute x value 4512 * AY: lower-left finger absolute y value 4513 * BX: upper-right finger absolute x value 4514 * BY: upper-right finger absolute y value 4515 */ 4516 nfingers = 2; 4517 mask = (1 << nfingers) - 1; 4518 4519 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4520 f[id] = (finger_t) { 4521 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4522 pb->ipacket[id * 3 + 1]) << 2, 4523 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4524 pb->ipacket[id * 3 + 2]) << 2, 4525 .p = PSM_FINGER_DEFAULT_P, 4526 .w = PSM_FINGER_DEFAULT_W, 4527 /* HW ver.2 sends bounding box */ 4528 .flags = PSM_FINGER_FUZZY 4529 }; 4530 break; 4531 4532 case ELANTECH_PKT_V3: /* HW Version 3 */ 4533 /* 7 6 5 4 3 2 1 0 (LSB) 4534 * ------------------------------------------- 4535 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4536 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4537 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4538 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4539 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4540 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4541 * ------------------------------------------- 4542 */ 4543 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4544 /* Map 3-rd finger to first finger */ 4545 id = nfingers > 2 ? 0 : nfingers - 1; 4546 mask = (1 << (id + 1)) - 1; 4547 4548 if (nfingers == 0) 4549 break; 4550 4551 fn = ELANTECH_FINGER_SET_XYP(pb); 4552 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4553 ((pb->ipacket[3] & 0x30) >> 4); 4554 4555 /* 4556 * HW v3 dont report exact finger positions when 3 or more 4557 * fingers are on touchpad. 4558 */ 4559 if (nfingers > 1) 4560 fn.flags = PSM_FINGER_FUZZY; 4561 4562 if (nfingers == 2) { 4563 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4564 sc->elanaction.fingers[0] = fn; 4565 return (0); 4566 } else 4567 f[0] = sc->elanaction.fingers[0]; 4568 } 4569 f[id] = fn; 4570 break; 4571 4572 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4573 /* 7 6 5 4 3 2 1 0 (LSB) 4574 * ------------------------------------------- 4575 * ipacket[0]: . . . . 0 1 R L 4576 * ipacket[1]: . . . F4 F3 F2 F1 F0 4577 * ipacket[2]: . . . . . . . . 4578 * ipacket[3]: . . . 1 0 0 0 0 4579 * ipacket[4]: PL . . . . . . . 4580 * ipacket[5]: . . . . . . . . 4581 * ------------------------------------------- 4582 * Fn: finger n is on touchpad 4583 * PL: palm 4584 * HV ver4 sends a status packet to indicate that the numbers 4585 * or identities of the fingers has been changed 4586 */ 4587 4588 mask = pb->ipacket[1] & 0x1f; 4589 nfingers = bitcount(mask); 4590 4591 if (sc->elanaction.mask_v4wait != 0) 4592 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4593 " when not all previous head packets received\n")); 4594 4595 /* Bitmap of fingers to receive before gesture processing */ 4596 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4597 4598 /* Skip "new finger is on touchpad" packets */ 4599 if (sc->elanaction.mask_v4wait) { 4600 sc->elanaction.mask = mask; 4601 return (0); 4602 } 4603 4604 break; 4605 4606 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4607 /* 7 6 5 4 3 2 1 0 (LSB) 4608 * ------------------------------------------- 4609 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4610 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4611 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4612 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4613 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4614 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4615 * ------------------------------------------- 4616 * ID: finger id 4617 * HW ver 4 sends head packets in two cases: 4618 * 1. One finger touch and movement. 4619 * 2. Next after status packet to tell new finger positions. 4620 */ 4621 mask = sc->elanaction.mask; 4622 nfingers = bitcount(mask); 4623 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4624 fn = ELANTECH_FINGER_SET_XYP(pb); 4625 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4626 4627 if (id < 0) 4628 return (0); 4629 4630 /* Packet is finger position update. Report it */ 4631 if (sc->elanaction.mask_v4wait == 0) { 4632 if (id < ELANTECH_MAX_FINGERS) 4633 f[id] = fn; 4634 break; 4635 } 4636 4637 /* Remove finger from waiting bitmap and store into context */ 4638 sc->elanaction.mask_v4wait &= ~(1 << id); 4639 if (id < ELANTECH_MAX_FINGERS) 4640 sc->elanaction.fingers[id] = fn; 4641 4642 /* Wait for other fingers if needed */ 4643 if (sc->elanaction.mask_v4wait != 0) 4644 return (0); 4645 4646 /* All new fingers are received. Report them from context */ 4647 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4648 if (sc->elanaction.mask & (1 << id)) 4649 f[id] = sc->elanaction.fingers[id]; 4650 4651 break; 4652 4653 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4654 /* 7 6 5 4 3 2 1 0 (LSB) 4655 * ------------------------------------------- 4656 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4657 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4658 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4659 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4660 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4661 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4662 * ------------------------------------------- 4663 * OF: delta overflows (> 127 or < -128), in this case 4664 * firmware sends us (delta x / 5) and (delta y / 5) 4665 * ID: finger id 4666 * DX: delta x (two's complement) 4667 * XY: delta y (two's complement) 4668 * byte 0 ~ 2 for one finger 4669 * byte 3 ~ 5 for another finger 4670 */ 4671 mask = sc->elanaction.mask; 4672 nfingers = bitcount(mask); 4673 4674 /* The motion packet can only update two fingers at a time. 4675 * Copy the previous state to get all active fingers. */ 4676 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4677 if (sc->elanaction.mask & (1 << id)) 4678 f[id] = sc->elanaction.fingers[id]; 4679 4680 /* Update finger positions from the new packet */ 4681 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4682 for (i = 0; i <= 3; i += 3) { 4683 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4684 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4685 continue; 4686 4687 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4688 f[id] = sc->elanaction.fingers[id]; 4689 f[id].x += imax(-f[id].x, 4690 (signed char)pb->ipacket[i+1] * scale); 4691 f[id].y += imax(-f[id].y, 4692 (signed char)pb->ipacket[i+2] * scale); 4693 } else { 4694 VLOG(3, (LOG_DEBUG, "elantech: " 4695 "HW v4 motion packet skipped\n")); 4696 } 4697 } 4698 4699 break; 4700 4701 case ELANTECH_PKT_TRACKPOINT: 4702 /* 7 6 5 4 3 2 1 0 (LSB) 4703 * ------------------------------------------- 4704 * ipacket[0]: 0 0 SY SX 0 M R L 4705 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4706 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4707 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4708 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4709 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4710 * ------------------------------------------- 4711 * X and Y are written in two's complement spread 4712 * over 9 bits with SX/SY the relative top bit and 4713 * X7..X0 and Y7..Y0 the lower bits. 4714 */ 4715 if (!(pb->ipacket[0] & 0xC8) && !(pb->ipacket[1] & 0x7F) && 4716 !(pb->ipacket[2] & 0x7F) && !(pb->ipacket[3] & 0xC9) && 4717 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[1] & 0x80) && 4718 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[3] & 0x10) && 4719 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[2] & 0x80) && 4720 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[3] & 0x20)) { 4721 *x = (pb->ipacket[0] & MOUSE_PS2_XNEG) ? 4722 pb->ipacket[4] - 256 : pb->ipacket[4]; 4723 *y = (pb->ipacket[0] & MOUSE_PS2_YNEG) ? 4724 pb->ipacket[5] - 256 : pb->ipacket[5]; 4725 4726 trackpoint_button = 4727 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4728 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4729 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4730 #ifdef EVDEV_SUPPORT 4731 evdev_push_rel(sc->evdev_r, REL_X, *x); 4732 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4733 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4734 evdev_sync(sc->evdev_r); 4735 #endif 4736 ms->button = touchpad_button | trackpoint_button; 4737 } else 4738 VLOG(3, (LOG_DEBUG, "elantech: " 4739 "unexpected trackpoint packet skipped\n")); 4740 return (0); 4741 4742 case ELANTECH_PKT_NOP: 4743 return (0); 4744 4745 default: 4746 return (-1); 4747 } 4748 4749 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4750 if (PSM_FINGER_IS_SET(f[id])) 4751 VLOG(2, (LOG_DEBUG, "elantech: " 4752 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4753 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4754 4755 /* Touchpad button presses */ 4756 if (sc->elanhw.isclickpad) { 4757 touchpad_button = 4758 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4759 } else { 4760 touchpad_button = 4761 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4762 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4763 if (sc->elanhw.has3buttons) 4764 touchpad_button |= 4765 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4766 } 4767 4768 #ifdef EVDEV_SUPPORT 4769 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4770 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4771 if (PSM_FINGER_IS_SET(f[id])) { 4772 psm_push_mt_finger(sc, id, &f[id]); 4773 /* Convert touch width to surface units */ 4774 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4775 f[id].w * sc->elanhw.dptracex); 4776 } 4777 } 4778 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4779 evdev_push_nfingers(sc->evdev_a, nfingers); 4780 if (nfingers > 0) { 4781 if (PSM_FINGER_IS_SET(f[0])) 4782 psm_push_st_finger(sc, &f[0]); 4783 } else 4784 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4785 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4786 evdev_sync(sc->evdev_a); 4787 } 4788 #endif 4789 4790 ms->button = touchpad_button | trackpoint_button; 4791 4792 /* Palm detection doesn't terminate the current action. */ 4793 palm = psmpalmdetect(sc, &f[0], nfingers); 4794 4795 /* Send finger 1 position to gesture processor */ 4796 if ((PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4797 nfingers == 0) && !palm) 4798 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4799 4800 /* Send fingers positions to movement smoothers */ 4801 for (id = 0; id < PSM_FINGERS; id++) 4802 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4803 psmsmoother(sc, &f[id], id, ms, x, y); 4804 4805 /* Store current finger positions in action context */ 4806 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4807 if (PSM_FINGER_IS_SET(f[id])) 4808 sc->elanaction.fingers[id] = f[id]; 4809 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4810 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4811 } 4812 sc->elanaction.mask = mask; 4813 4814 if (palm) { 4815 *x = *y = *z = 0; 4816 ms->button = ms->obutton; 4817 return (0); 4818 } 4819 4820 /* Use the extra buttons as a scrollwheel */ 4821 if (ms->button & MOUSE_BUTTON4DOWN) 4822 *z = -1; 4823 else if (ms->button & MOUSE_BUTTON5DOWN) 4824 *z = 1; 4825 else if (ms->button & MOUSE_BUTTON6DOWN) 4826 *z = -2; 4827 else if (ms->button & MOUSE_BUTTON7DOWN) 4828 *z = 2; 4829 else 4830 *z = 0; 4831 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4832 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4833 4834 return (0); 4835 } 4836 4837 static void 4838 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4839 int *x, int *y, int *z) 4840 { 4841 static int butmap_versapad[8] = { 4842 0, 4843 MOUSE_BUTTON3DOWN, 4844 0, 4845 MOUSE_BUTTON3DOWN, 4846 MOUSE_BUTTON1DOWN, 4847 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4848 MOUSE_BUTTON1DOWN, 4849 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4850 }; 4851 int c, x0, y0; 4852 4853 /* VersaPad PS/2 absolute mode message format 4854 * 4855 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4856 * ipacket[0]: 1 1 0 A 1 L T R 4857 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4858 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4859 * ipacket[3]: 1 1 1 A 1 L T R 4860 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4861 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4862 * 4863 * [note] 4864 * R: right physical mouse button (1=on) 4865 * T: touch pad virtual button (1=tapping) 4866 * L: left physical mouse button (1=on) 4867 * A: position data is valid (1=valid) 4868 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4869 * V: vertical data (12bit signed integer. V11 is sign bit.) 4870 * P: pressure data 4871 * 4872 * Tapping is mapped to MOUSE_BUTTON4. 4873 */ 4874 c = pb->ipacket[0]; 4875 *x = *y = 0; 4876 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4877 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4878 if (c & MOUSE_PS2VERSA_IN_USE) { 4879 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4880 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4881 if (x0 & 0x800) 4882 x0 -= 0x1000; 4883 if (y0 & 0x800) 4884 y0 -= 0x1000; 4885 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4886 *x = sc->xold - x0; 4887 *y = y0 - sc->yold; 4888 if (*x < 0) /* XXX */ 4889 ++*x; 4890 else if (*x) 4891 --*x; 4892 if (*y < 0) 4893 ++*y; 4894 else if (*y) 4895 --*y; 4896 } else 4897 sc->flags |= PSM_FLAGS_FINGERDOWN; 4898 sc->xold = x0; 4899 sc->yold = y0; 4900 } else 4901 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4902 } 4903 4904 static void 4905 psmsoftintridle(void *arg) 4906 { 4907 struct psm_softc *sc = arg; 4908 packetbuf_t *pb; 4909 4910 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4911 * invoked from psmintr soon with pqueue filled with real data */ 4912 if (sc->pqueue_start == sc->pqueue_end && 4913 sc->idlepacket.inputbytes > 0) { 4914 /* Grow circular queue backwards to avoid race with psmintr */ 4915 if (--sc->pqueue_start < 0) 4916 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4917 4918 pb = &sc->pqueue[sc->pqueue_start]; 4919 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4920 VLOG(4, (LOG_DEBUG, 4921 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4922 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4923 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4924 4925 psmsoftintr(arg); 4926 } 4927 } 4928 4929 static void 4930 psmsoftintr(void *arg) 4931 { 4932 /* 4933 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4934 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4935 */ 4936 static int butmap[8] = { 4937 0, 4938 MOUSE_BUTTON1DOWN, 4939 MOUSE_BUTTON3DOWN, 4940 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4941 MOUSE_BUTTON2DOWN, 4942 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4943 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4944 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4945 }; 4946 struct psm_softc *sc = arg; 4947 mousestatus_t ms; 4948 packetbuf_t *pb; 4949 int x, y, z, c, l, s; 4950 4951 getmicrouptime(&sc->lastsoftintr); 4952 4953 s = spltty(); 4954 4955 do { 4956 pb = &sc->pqueue[sc->pqueue_start]; 4957 4958 if (sc->mode.level == PSM_LEVEL_NATIVE) 4959 goto next_native; 4960 4961 c = pb->ipacket[0]; 4962 /* 4963 * A kludge for Kensington device! 4964 * The MSB of the horizontal count appears to be stored in 4965 * a strange place. 4966 */ 4967 if (sc->hw.model == MOUSE_MODEL_THINK) 4968 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4969 4970 /* ignore the overflow bits... */ 4971 x = (c & MOUSE_PS2_XNEG) ? 4972 pb->ipacket[1] - 256 : pb->ipacket[1]; 4973 y = (c & MOUSE_PS2_YNEG) ? 4974 pb->ipacket[2] - 256 : pb->ipacket[2]; 4975 z = 0; 4976 ms.obutton = sc->button; /* previous button state */ 4977 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4978 /* `tapping' action */ 4979 if (sc->config & PSM_CONFIG_FORCETAP) 4980 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4981 0 : MOUSE_BUTTON4DOWN; 4982 timevalclear(&sc->idletimeout); 4983 sc->idlepacket.inputbytes = 0; 4984 4985 switch (sc->hw.model) { 4986 case MOUSE_MODEL_EXPLORER: 4987 /* 4988 * b7 b6 b5 b4 b3 b2 b1 b0 4989 * byte 1: oy ox sy sx 1 M R L 4990 * byte 2: x x x x x x x x 4991 * byte 3: y y y y y y y y 4992 * byte 4: * * S2 S1 s d2 d1 d0 4993 * 4994 * L, M, R, S1, S2: left, middle, right and side buttons 4995 * s: wheel data sign bit 4996 * d2-d0: wheel data 4997 */ 4998 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4999 (pb->ipacket[3] & 0x0f) - 16 : 5000 (pb->ipacket[3] & 0x0f); 5001 ms.button |= 5002 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 5003 MOUSE_BUTTON4DOWN : 0; 5004 ms.button |= 5005 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 5006 MOUSE_BUTTON5DOWN : 0; 5007 break; 5008 5009 case MOUSE_MODEL_INTELLI: 5010 case MOUSE_MODEL_NET: 5011 /* wheel data is in the fourth byte */ 5012 z = (char)pb->ipacket[3]; 5013 /* 5014 * XXX some mice may send 7 when there is no Z movement? */ 5015 if ((z >= 7) || (z <= -7)) 5016 z = 0; 5017 /* some compatible mice have additional buttons */ 5018 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 5019 MOUSE_BUTTON4DOWN : 0; 5020 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 5021 MOUSE_BUTTON5DOWN : 0; 5022 break; 5023 5024 case MOUSE_MODEL_MOUSEMANPLUS: 5025 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 5026 break; 5027 5028 case MOUSE_MODEL_GLIDEPOINT: 5029 /* `tapping' action */ 5030 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 5031 MOUSE_BUTTON4DOWN; 5032 break; 5033 5034 case MOUSE_MODEL_NETSCROLL: 5035 /* 5036 * three additional bytes encode buttons and 5037 * wheel events 5038 */ 5039 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 5040 MOUSE_BUTTON4DOWN : 0; 5041 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 5042 MOUSE_BUTTON5DOWN : 0; 5043 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 5044 pb->ipacket[4] - 256 : pb->ipacket[4]; 5045 break; 5046 5047 case MOUSE_MODEL_THINK: 5048 /* the fourth button state in the first byte */ 5049 ms.button |= (c & MOUSE_PS2_TAP) ? 5050 MOUSE_BUTTON4DOWN : 0; 5051 break; 5052 5053 case MOUSE_MODEL_VERSAPAD: 5054 proc_versapad(sc, pb, &ms, &x, &y, &z); 5055 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 5056 ((y < 0) ? MOUSE_PS2_YNEG : 0); 5057 break; 5058 5059 case MOUSE_MODEL_4D: 5060 /* 5061 * b7 b6 b5 b4 b3 b2 b1 b0 5062 * byte 1: s2 d2 s1 d1 1 M R L 5063 * byte 2: sx x x x x x x x 5064 * byte 3: sy y y y y y y y 5065 * 5066 * s1: wheel 1 direction 5067 * d1: wheel 1 data 5068 * s2: wheel 2 direction 5069 * d2: wheel 2 data 5070 */ 5071 x = (pb->ipacket[1] & 0x80) ? 5072 pb->ipacket[1] - 256 : pb->ipacket[1]; 5073 y = (pb->ipacket[2] & 0x80) ? 5074 pb->ipacket[2] - 256 : pb->ipacket[2]; 5075 switch (c & MOUSE_4D_WHEELBITS) { 5076 case 0x10: 5077 z = 1; 5078 break; 5079 case 0x30: 5080 z = -1; 5081 break; 5082 case 0x40: /* XXX 2nd wheel turning right */ 5083 z = 2; 5084 break; 5085 case 0xc0: /* XXX 2nd wheel turning left */ 5086 z = -2; 5087 break; 5088 } 5089 break; 5090 5091 case MOUSE_MODEL_4DPLUS: 5092 if ((x < 16 - 256) && (y < 16 - 256)) { 5093 /* 5094 * b7 b6 b5 b4 b3 b2 b1 b0 5095 * byte 1: 0 0 1 1 1 M R L 5096 * byte 2: 0 0 0 0 1 0 0 0 5097 * byte 3: 0 0 0 0 S s d1 d0 5098 * 5099 * L, M, R, S: left, middle, right, 5100 * and side buttons 5101 * s: wheel data sign bit 5102 * d1-d0: wheel data 5103 */ 5104 x = y = 0; 5105 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 5106 ms.button |= MOUSE_BUTTON4DOWN; 5107 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 5108 ((pb->ipacket[2] & 0x07) - 8) : 5109 (pb->ipacket[2] & 0x07) ; 5110 } else { 5111 /* preserve previous button states */ 5112 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 5113 } 5114 break; 5115 5116 case MOUSE_MODEL_SYNAPTICS: 5117 if (pb->inputbytes == MOUSE_PS2_PACKETSIZE) 5118 if (proc_synaptics_mux(sc, pb)) 5119 goto next; 5120 5121 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 5122 VLOG(3, (LOG_DEBUG, "synaptics: " 5123 "packet rejected\n")); 5124 goto next; 5125 } 5126 break; 5127 5128 case MOUSE_MODEL_ELANTECH: 5129 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 5130 VLOG(3, (LOG_DEBUG, "elantech: " 5131 "packet rejected\n")); 5132 goto next; 5133 } 5134 break; 5135 5136 case MOUSE_MODEL_TRACKPOINT: 5137 case MOUSE_MODEL_GENERIC: 5138 default: 5139 break; 5140 } 5141 5142 /* Store last packet for reinjection if it has not been set already */ 5143 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5144 sc->idlepacket = *pb; 5145 5146 #ifdef EVDEV_SUPPORT 5147 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 5148 sc->hw.model != MOUSE_MODEL_ELANTECH && 5149 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5150 evdev_push_rel(sc->evdev_r, REL_X, x); 5151 evdev_push_rel(sc->evdev_r, REL_Y, -y); 5152 5153 switch (sc->hw.model) { 5154 case MOUSE_MODEL_EXPLORER: 5155 case MOUSE_MODEL_INTELLI: 5156 case MOUSE_MODEL_NET: 5157 case MOUSE_MODEL_NETSCROLL: 5158 case MOUSE_MODEL_4DPLUS: 5159 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5160 break; 5161 case MOUSE_MODEL_MOUSEMANPLUS: 5162 case MOUSE_MODEL_4D: 5163 switch (z) { 5164 case 1: 5165 case -1: 5166 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5167 break; 5168 case 2: 5169 case -2: 5170 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 5171 break; 5172 } 5173 break; 5174 } 5175 5176 evdev_push_mouse_btn(sc->evdev_r, ms.button); 5177 evdev_sync(sc->evdev_r); 5178 } 5179 5180 if ((sc->evdev_a != NULL && evdev_is_grabbed(sc->evdev_a)) || 5181 (sc->evdev_r != NULL && evdev_is_grabbed(sc->evdev_r))) 5182 goto next; 5183 #endif 5184 5185 /* scale values */ 5186 if (sc->mode.accelfactor >= 1) { 5187 if (x != 0) { 5188 x = x * x / sc->mode.accelfactor; 5189 if (x == 0) 5190 x = 1; 5191 if (c & MOUSE_PS2_XNEG) 5192 x = -x; 5193 } 5194 if (y != 0) { 5195 y = y * y / sc->mode.accelfactor; 5196 if (y == 0) 5197 y = 1; 5198 if (c & MOUSE_PS2_YNEG) 5199 y = -y; 5200 } 5201 } 5202 5203 ms.dx = x; 5204 ms.dy = y; 5205 ms.dz = z; 5206 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5207 (ms.obutton ^ ms.button); 5208 5209 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5210 5211 sc->status.flags |= ms.flags; 5212 sc->status.dx += ms.dx; 5213 sc->status.dy += ms.dy; 5214 sc->status.dz += ms.dz; 5215 sc->status.button = ms.button; 5216 sc->button = ms.button; 5217 5218 next_native: 5219 sc->watchdog = FALSE; 5220 5221 /* queue data */ 5222 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5223 l = imin(pb->inputbytes, 5224 sizeof(sc->queue.buf) - sc->queue.tail); 5225 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5226 if (pb->inputbytes > l) 5227 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5228 pb->inputbytes - l); 5229 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5230 sizeof(sc->queue.buf); 5231 sc->queue.count += pb->inputbytes; 5232 } 5233 5234 next: 5235 pb->inputbytes = 0; 5236 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5237 sc->pqueue_start = 0; 5238 } while (sc->pqueue_start != sc->pqueue_end); 5239 5240 if (sc->state & PSM_ASLP) { 5241 sc->state &= ~PSM_ASLP; 5242 wakeup(sc); 5243 } 5244 selwakeuppri(&sc->rsel, PZERO); 5245 KNOTE_LOCKED(&sc->rsel.si_note, 0); 5246 if (sc->async != NULL) { 5247 pgsigio(&sc->async, SIGIO, 0); 5248 } 5249 sc->state &= ~PSM_SOFTARMED; 5250 5251 /* schedule injection of predefined packet after idletimeout 5252 * if no data packets have been received from psmintr */ 5253 if (timevalisset(&sc->idletimeout)) { 5254 sc->state |= PSM_SOFTARMED; 5255 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5256 psmsoftintridle, sc); 5257 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5258 tvtohz(&sc->idletimeout))); 5259 } 5260 splx(s); 5261 } 5262 5263 static int 5264 psmpoll(struct cdev *dev, int events, struct thread *td) 5265 { 5266 struct psm_softc *sc = dev->si_drv1; 5267 int s; 5268 int revents = 0; 5269 5270 /* Return true if a mouse event available */ 5271 s = spltty(); 5272 if (events & (POLLIN | POLLRDNORM)) { 5273 if (sc->queue.count > 0) 5274 revents |= events & (POLLIN | POLLRDNORM); 5275 else 5276 selrecord(td, &sc->rsel); 5277 } 5278 splx(s); 5279 5280 return (revents); 5281 } 5282 5283 static void 5284 psmfilter_detach(struct knote *kn) 5285 { 5286 struct psm_softc *sc = kn->kn_hook; 5287 5288 knlist_remove(&sc->rsel.si_note, kn, 0); 5289 } 5290 5291 static int 5292 psmfilter(struct knote *kn, long hint) 5293 { 5294 struct psm_softc *sc = kn->kn_hook; 5295 5296 GIANT_REQUIRED; 5297 5298 return (sc->queue.count != 0 ? 1 : 0); 5299 } 5300 5301 static const struct filterops psmfiltops = { 5302 .f_isfd = 1, 5303 .f_detach = psmfilter_detach, 5304 .f_event = psmfilter, 5305 .f_copy = knote_triv_copy, 5306 }; 5307 5308 static int 5309 psmkqfilter(struct cdev *dev, struct knote *kn) 5310 { 5311 struct psm_softc *sc = dev->si_drv1; 5312 5313 if (kn->kn_filter != EVFILT_READ) 5314 return(EOPNOTSUPP); 5315 5316 kn->kn_fop = &psmfiltops; 5317 kn->kn_hook = sc; 5318 knlist_add(&sc->rsel.si_note, kn, 1); 5319 5320 return (0); 5321 } 5322 5323 /* vendor/model specific routines */ 5324 5325 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5326 { 5327 if (set_mouse_resolution(kbdc, res) != res) 5328 return (FALSE); 5329 if (set_mouse_scaling(kbdc, scale) && 5330 set_mouse_scaling(kbdc, scale) && 5331 set_mouse_scaling(kbdc, scale) && 5332 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5333 return (TRUE); 5334 return (FALSE); 5335 } 5336 5337 static int 5338 mouse_ext_command(KBDC kbdc, int command) 5339 { 5340 int c; 5341 5342 c = (command >> 6) & 0x03; 5343 if (set_mouse_resolution(kbdc, c) != c) 5344 return (FALSE); 5345 c = (command >> 4) & 0x03; 5346 if (set_mouse_resolution(kbdc, c) != c) 5347 return (FALSE); 5348 c = (command >> 2) & 0x03; 5349 if (set_mouse_resolution(kbdc, c) != c) 5350 return (FALSE); 5351 c = (command >> 0) & 0x03; 5352 if (set_mouse_resolution(kbdc, c) != c) 5353 return (FALSE); 5354 return (TRUE); 5355 } 5356 5357 #ifdef notyet 5358 /* Logitech MouseMan Cordless II */ 5359 static int 5360 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5361 { 5362 KBDC kbdc = sc->kbdc; 5363 int status[3]; 5364 int ch; 5365 5366 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5367 return (FALSE); 5368 if (status[1] == PSMD_RES_HIGH) 5369 return (FALSE); 5370 ch = (status[0] & 0x07) - 1; /* channel # */ 5371 if ((ch <= 0) || (ch > 4)) 5372 return (FALSE); 5373 /* 5374 * status[1]: always one? 5375 * status[2]: battery status? (0-100) 5376 */ 5377 return (TRUE); 5378 } 5379 #endif /* notyet */ 5380 5381 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5382 static int 5383 enable_groller(struct psm_softc *sc, enum probearg arg) 5384 { 5385 KBDC kbdc = sc->kbdc; 5386 int status[3]; 5387 5388 /* 5389 * The special sequence to enable the fourth button and the 5390 * roller. Immediately after this sequence check status bytes. 5391 * if the mouse is NetScroll, the second and the third bytes are 5392 * '3' and 'D'. 5393 */ 5394 5395 /* 5396 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5397 * look like the following. 5398 * 5399 * byte 1 bit 7 always 0 5400 * bit 6 stream mode (0) 5401 * bit 5 disabled (0) 5402 * bit 4 1:1 scaling (0) 5403 * bit 3 always 0 5404 * bit 0-2 button status 5405 * byte 2 resolution (PSMD_RES_HIGH) 5406 * byte 3 report rate (?) 5407 */ 5408 5409 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5410 return (FALSE); 5411 if ((status[1] != '3') || (status[2] != 'D')) 5412 return (FALSE); 5413 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5414 if (arg == PROBE) 5415 sc->hw.buttons = 4; 5416 return (TRUE); 5417 } 5418 5419 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5420 static int 5421 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5422 { 5423 KBDC kbdc = sc->kbdc; 5424 int status[3]; 5425 5426 /* 5427 * The special sequence to enable the middle, "rubber" button. 5428 * Immediately after this sequence check status bytes. 5429 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5430 * the second and the third bytes are '3' and 'U'. 5431 * NOTE: NetMouse reports that it has three buttons although it has 5432 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5433 * say they have three buttons too and they do have a button on the 5434 * side... 5435 */ 5436 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5437 return (FALSE); 5438 if ((status[1] != '3') || (status[2] != 'U')) 5439 return (FALSE); 5440 return (TRUE); 5441 } 5442 5443 /* ALPS GlidePoint */ 5444 static int 5445 enable_aglide(struct psm_softc *sc, enum probearg arg) 5446 { 5447 KBDC kbdc = sc->kbdc; 5448 int status[3]; 5449 5450 /* 5451 * The special sequence to obtain ALPS GlidePoint specific 5452 * information. Immediately after this sequence, status bytes will 5453 * contain something interesting. 5454 * NOTE: ALPS produces several models of GlidePoint. Some of those 5455 * do not respond to this sequence, thus, cannot be detected this way. 5456 */ 5457 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5458 return (FALSE); 5459 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5460 return (FALSE); 5461 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5462 return (FALSE); 5463 return (TRUE); 5464 } 5465 5466 /* Kensington ThinkingMouse/Trackball */ 5467 static int 5468 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5469 { 5470 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5471 KBDC kbdc = sc->kbdc; 5472 int status[3]; 5473 int id1; 5474 int id2; 5475 int i; 5476 5477 id1 = get_aux_id(kbdc); 5478 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5479 return (FALSE); 5480 /* 5481 * The device is now in the native mode? It returns a different 5482 * ID value... 5483 */ 5484 id2 = get_aux_id(kbdc); 5485 if ((id1 == id2) || (id2 != 2)) 5486 return (FALSE); 5487 5488 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5489 return (FALSE); 5490 #if PSM_DEBUG >= 2 5491 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5492 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5493 return (FALSE); 5494 #endif 5495 5496 /* 5497 * The special sequence to enable the third and fourth buttons. 5498 * Otherwise they behave like the first and second buttons. 5499 */ 5500 for (i = 0; i < nitems(rate); ++i) 5501 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5502 return (FALSE); 5503 5504 /* 5505 * At this point, the device is using default resolution and 5506 * sampling rate for the native mode. 5507 */ 5508 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5509 return (FALSE); 5510 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5511 return (FALSE); 5512 5513 /* the device appears be enabled by this sequence, disable it for now */ 5514 disable_aux_dev(kbdc); 5515 empty_aux_buffer(kbdc, 5); 5516 5517 return (TRUE); 5518 } 5519 5520 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5521 static int 5522 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5523 { 5524 KBDC kbdc = sc->kbdc; 5525 int data[3]; 5526 5527 /* the special sequence to enable the fourth button and the roller. */ 5528 /* 5529 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5530 * must be called exactly three times since the last RESET command 5531 * before this sequence. XXX 5532 */ 5533 if (!set_mouse_scaling(kbdc, 1)) 5534 return (FALSE); 5535 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5536 return (FALSE); 5537 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5538 return (FALSE); 5539 5540 /* 5541 * PS2++ protocol, packet type 0 5542 * 5543 * b7 b6 b5 b4 b3 b2 b1 b0 5544 * byte 1: * 1 p3 p2 1 * * * 5545 * byte 2: 1 1 p1 p0 m1 m0 1 0 5546 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5547 * 5548 * p3-p0: packet type: 0 5549 * m7-m0: model ID: MouseMan+:0x50, 5550 * FirstMouse+:0x51, 5551 * ScrollPoint:0x58... 5552 */ 5553 /* check constant bits */ 5554 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5555 return (FALSE); 5556 if ((data[1] & 0xc3) != 0xc2) 5557 return (FALSE); 5558 /* check d3-d0 in byte 2 */ 5559 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5560 return (FALSE); 5561 /* check p3-p0 */ 5562 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5563 return (FALSE); 5564 5565 if (arg == PROBE) { 5566 sc->hw.hwid &= 0x00ff; 5567 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5568 } 5569 5570 /* 5571 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5572 * the wheel and the fourth button events are encoded in the 5573 * special data packet. The mouse may be put in the IntelliMouse mode 5574 * if it is initialized by the IntelliMouse's method. 5575 */ 5576 return (TRUE); 5577 } 5578 5579 /* MS IntelliMouse Explorer */ 5580 static int 5581 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5582 { 5583 KBDC kbdc = sc->kbdc; 5584 static u_char rate0[] = { 200, 100, 80, }; 5585 static u_char rate1[] = { 200, 200, 80, }; 5586 int id; 5587 int i; 5588 5589 /* 5590 * This is needed for at least A4Tech X-7xx mice - they do not go 5591 * straight to Explorer mode, but need to be set to Intelli mode 5592 * first. 5593 */ 5594 enable_msintelli(sc, arg); 5595 5596 /* the special sequence to enable the extra buttons and the roller. */ 5597 for (i = 0; i < nitems(rate1); ++i) 5598 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5599 return (FALSE); 5600 /* the device will give the genuine ID only after the above sequence */ 5601 id = get_aux_id(kbdc); 5602 if (id != PSM_EXPLORER_ID) 5603 return (FALSE); 5604 5605 if (arg == PROBE) { 5606 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5607 sc->hw.hwid = id; 5608 } 5609 5610 /* 5611 * XXX: this is a kludge to fool some KVM switch products 5612 * which think they are clever enough to know the 4-byte IntelliMouse 5613 * protocol, and assume any other protocols use 3-byte packets. 5614 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5615 * correctly to the host computer because of this! 5616 * The following sequence is actually IntelliMouse's "wake up" 5617 * sequence; it will make the KVM think the mouse is IntelliMouse 5618 * when it is in fact IntelliMouse Explorer. 5619 */ 5620 for (i = 0; i < nitems(rate0); ++i) 5621 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5622 break; 5623 get_aux_id(kbdc); 5624 5625 return (TRUE); 5626 } 5627 5628 /* 5629 * MS IntelliMouse 5630 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5631 * probe routine and act like IntelliMouse. 5632 */ 5633 static int 5634 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5635 { 5636 KBDC kbdc = sc->kbdc; 5637 static u_char rate[] = { 200, 100, 80, }; 5638 int id; 5639 int i; 5640 5641 /* the special sequence to enable the third button and the roller. */ 5642 for (i = 0; i < nitems(rate); ++i) 5643 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5644 return (FALSE); 5645 /* the device will give the genuine ID only after the above sequence */ 5646 id = get_aux_id(kbdc); 5647 if (id != PSM_INTELLI_ID) 5648 return (FALSE); 5649 5650 if (arg == PROBE) { 5651 sc->hw.buttons = 3; 5652 sc->hw.hwid = id; 5653 } 5654 5655 return (TRUE); 5656 } 5657 5658 /* 5659 * A4 Tech 4D Mouse 5660 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5661 */ 5662 static int 5663 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5664 { 5665 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5666 KBDC kbdc = sc->kbdc; 5667 int id; 5668 int i; 5669 5670 for (i = 0; i < nitems(rate); ++i) 5671 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5672 return (FALSE); 5673 id = get_aux_id(kbdc); 5674 /* 5675 * WinEasy 4D, 4 Way Scroll 4D: 6 5676 * Cable-Free 4D: 8 (4DPLUS) 5677 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5678 */ 5679 if (id != PSM_4DMOUSE_ID) 5680 return (FALSE); 5681 5682 if (arg == PROBE) { 5683 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5684 sc->hw.hwid = id; 5685 } 5686 5687 return (TRUE); 5688 } 5689 5690 /* 5691 * A4 Tech 4D+ Mouse 5692 * Newer wheel mice from A4 Tech seem to use this protocol. 5693 * Older models are recognized as either 4D Mouse or IntelliMouse. 5694 */ 5695 static int 5696 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5697 { 5698 KBDC kbdc = sc->kbdc; 5699 int id; 5700 5701 /* 5702 * enable_4dmouse() already issued the following ID sequence... 5703 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5704 int i; 5705 5706 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5707 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5708 return (FALSE); 5709 */ 5710 5711 id = get_aux_id(kbdc); 5712 switch (id) { 5713 case PSM_4DPLUS_ID: 5714 break; 5715 case PSM_4DPLUS_RFSW35_ID: 5716 break; 5717 default: 5718 return (FALSE); 5719 } 5720 5721 if (arg == PROBE) { 5722 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5723 sc->hw.hwid = id; 5724 } 5725 5726 return (TRUE); 5727 } 5728 5729 /* Synaptics Touchpad */ 5730 static int 5731 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5732 { 5733 struct psm_softc *sc; 5734 int error, arg; 5735 5736 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5737 oidp->oid_arg2 > SYNAPTICS_SYSCTL_LAST) 5738 return (EINVAL); 5739 5740 sc = oidp->oid_arg1; 5741 5742 /* Read the current value. */ 5743 arg = *(int *)((char *)sc + oidp->oid_arg2); 5744 error = sysctl_handle_int(oidp, &arg, 0, req); 5745 5746 /* Sanity check. */ 5747 if (error || !req->newptr) 5748 return (error); 5749 5750 /* 5751 * Check that the new value is in the concerned node's range 5752 * of values. 5753 */ 5754 switch (oidp->oid_arg2) { 5755 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5756 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5757 if (arg < 0 || arg > 255) 5758 return (EINVAL); 5759 break; 5760 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5761 if (arg < 4 || arg > 15) 5762 return (EINVAL); 5763 break; 5764 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5765 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5766 case SYNAPTICS_SYSCTL_NA_TOP: 5767 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5768 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5769 return (EINVAL); 5770 break; 5771 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5772 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5773 /* Softbuttons is clickpad only feature */ 5774 if (!sc->synhw.capClickPad && arg != 0) 5775 return (EINVAL); 5776 /* FALLTHROUGH */ 5777 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5778 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5779 case SYNAPTICS_SYSCTL_NA_RIGHT: 5780 case SYNAPTICS_SYSCTL_NA_LEFT: 5781 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5782 return (EINVAL); 5783 break; 5784 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5785 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5786 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5787 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5788 return (EINVAL); 5789 break; 5790 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5791 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5792 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5793 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5794 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5795 case SYNAPTICS_SYSCTL_DIV_MIN: 5796 case SYNAPTICS_SYSCTL_DIV_MAX: 5797 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5798 case SYNAPTICS_SYSCTL_DIV_LEN: 5799 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5800 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5801 if (arg < 1) 5802 return (EINVAL); 5803 break; 5804 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5805 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5806 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5807 if (arg < 0) 5808 return (EINVAL); 5809 break; 5810 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5811 if (arg < -sc->synhw.maximumXCoord || 5812 arg > sc->synhw.maximumXCoord) 5813 return (EINVAL); 5814 break; 5815 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5816 /* Softbuttons is clickpad only feature */ 5817 if (!sc->synhw.capClickPad && arg != 0) 5818 return (EINVAL); 5819 /* FALLTHROUGH */ 5820 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5821 if (arg < -sc->synhw.maximumYCoord || 5822 arg > sc->synhw.maximumYCoord) 5823 return (EINVAL); 5824 break; 5825 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5826 case SYNAPTICS_SYSCTL_THREE_FINGER_DRAG: 5827 case SYNAPTICS_SYSCTL_NATURAL_SCROLL: 5828 if (arg < 0 || arg > 1) 5829 return (EINVAL); 5830 break; 5831 default: 5832 return (EINVAL); 5833 } 5834 5835 /* Update. */ 5836 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5837 5838 return (error); 5839 } 5840 5841 static void 5842 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5843 { 5844 /* 5845 * Set predefined sizes for softbuttons. 5846 * Values are taken to match HP Pavilion dv6 clickpad drawings 5847 * with thin middle softbutton placed on separator 5848 */ 5849 5850 /* hw.psm.synaptics.softbuttons_y */ 5851 sc->syninfo.softbuttons_y = sc->synhw.topButtonPad ? -1700 : 1700; 5852 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5853 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5854 "softbuttons_y", 5855 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5856 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5857 synaptics_sysctl, "I", 5858 "Vertical size of softbuttons area"); 5859 5860 /* hw.psm.synaptics.softbutton2_x */ 5861 sc->syninfo.softbutton2_x = 3100; 5862 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5863 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5864 "softbutton2_x", 5865 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5866 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5867 synaptics_sysctl, "I", 5868 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5869 5870 /* hw.psm.synaptics.softbutton3_x */ 5871 sc->syninfo.softbutton3_x = 3900; 5872 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5873 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5874 "softbutton3_x", 5875 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5876 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5877 synaptics_sysctl, "I", 5878 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5879 } 5880 5881 static void 5882 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5883 const char *descr) 5884 { 5885 5886 if (sc->syninfo.sysctl_tree != NULL) 5887 return; 5888 5889 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5890 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5891 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5892 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, 5893 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, descr); 5894 5895 /* hw.psm.synaptics.directional_scrolls. */ 5896 sc->syninfo.directional_scrolls = 0; 5897 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5898 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5899 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5900 &sc->syninfo.directional_scrolls, 0, 5901 "Enable hardware scrolling pad (if non-zero) or register it as " 5902 "extended buttons (if 0)"); 5903 5904 /* hw.psm.synaptics.max_x. */ 5905 sc->syninfo.max_x = 6143; 5906 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5907 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5908 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5909 &sc->syninfo.max_x, 0, 5910 "Horizontal reporting range"); 5911 5912 /* hw.psm.synaptics.max_y. */ 5913 sc->syninfo.max_y = 6143; 5914 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5915 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5916 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5917 &sc->syninfo.max_y, 0, 5918 "Vertical reporting range"); 5919 5920 /* 5921 * Turn off two finger scroll if we have a 5922 * physical area reserved for scrolling or when 5923 * there's no multi finger support. 5924 */ 5925 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5926 sc->synhw.capAdvancedGestures == 0)) 5927 sc->syninfo.two_finger_scroll = 0; 5928 else 5929 sc->syninfo.two_finger_scroll = 1; 5930 /* hw.psm.synaptics.two_finger_scroll. */ 5931 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5932 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5933 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5934 &sc->syninfo.two_finger_scroll, 0, 5935 "Enable two finger scrolling"); 5936 5937 /* hw.psm.synaptics.min_pressure. */ 5938 sc->syninfo.min_pressure = 32; 5939 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5940 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5941 "min_pressure", 5942 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5943 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5944 synaptics_sysctl, "I", 5945 "Minimum pressure required to start an action"); 5946 5947 /* hw.psm.synaptics.max_pressure. */ 5948 sc->syninfo.max_pressure = 220; 5949 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5950 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5951 "max_pressure", 5952 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5953 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5954 synaptics_sysctl, "I", 5955 "Maximum pressure to detect palm"); 5956 5957 /* hw.psm.synaptics.max_width. */ 5958 sc->syninfo.max_width = 10; 5959 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5960 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5961 "max_width", 5962 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5963 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5964 synaptics_sysctl, "I", 5965 "Maximum finger width to detect palm"); 5966 5967 /* hw.psm.synaptics.top_margin. */ 5968 sc->syninfo.margin_top = 200; 5969 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5970 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5971 "margin_top", 5972 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5973 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5974 synaptics_sysctl, "I", 5975 "Top margin"); 5976 5977 /* hw.psm.synaptics.right_margin. */ 5978 sc->syninfo.margin_right = 200; 5979 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5980 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5981 "margin_right", 5982 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5983 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5984 synaptics_sysctl, "I", 5985 "Right margin"); 5986 5987 /* hw.psm.synaptics.bottom_margin. */ 5988 sc->syninfo.margin_bottom = 200; 5989 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5990 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5991 "margin_bottom", 5992 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5993 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5994 synaptics_sysctl, "I", 5995 "Bottom margin"); 5996 5997 /* hw.psm.synaptics.left_margin. */ 5998 sc->syninfo.margin_left = 200; 5999 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6000 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6001 "margin_left", 6002 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6003 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 6004 synaptics_sysctl, "I", 6005 "Left margin"); 6006 6007 /* hw.psm.synaptics.na_top. */ 6008 sc->syninfo.na_top = 1783; 6009 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6010 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6011 "na_top", 6012 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6013 sc, SYNAPTICS_SYSCTL_NA_TOP, 6014 synaptics_sysctl, "I", 6015 "Top noisy area, where weight_previous_na is used instead " 6016 "of weight_previous"); 6017 6018 /* hw.psm.synaptics.na_right. */ 6019 sc->syninfo.na_right = 563; 6020 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6021 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6022 "na_right", 6023 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6024 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 6025 synaptics_sysctl, "I", 6026 "Right noisy area, where weight_previous_na is used instead " 6027 "of weight_previous"); 6028 6029 /* hw.psm.synaptics.na_bottom. */ 6030 sc->syninfo.na_bottom = 1408; 6031 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6032 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6033 "na_bottom", 6034 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6035 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 6036 synaptics_sysctl, "I", 6037 "Bottom noisy area, where weight_previous_na is used instead " 6038 "of weight_previous"); 6039 6040 /* hw.psm.synaptics.na_left. */ 6041 sc->syninfo.na_left = 1600; 6042 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6043 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6044 "na_left", 6045 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6046 sc, SYNAPTICS_SYSCTL_NA_LEFT, 6047 synaptics_sysctl, "I", 6048 "Left noisy area, where weight_previous_na is used instead " 6049 "of weight_previous"); 6050 6051 /* hw.psm.synaptics.window_min. */ 6052 sc->syninfo.window_min = 4; 6053 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6054 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6055 "window_min", 6056 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6057 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 6058 synaptics_sysctl, "I", 6059 "Minimum window size to start an action"); 6060 6061 /* hw.psm.synaptics.window_max. */ 6062 sc->syninfo.window_max = 10; 6063 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6064 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6065 "window_max", 6066 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6067 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 6068 synaptics_sysctl, "I", 6069 "Maximum window size"); 6070 6071 /* hw.psm.synaptics.multiplicator. */ 6072 sc->syninfo.multiplicator = 10000; 6073 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6074 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6075 "multiplicator", 6076 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6077 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 6078 synaptics_sysctl, "I", 6079 "Multiplicator to increase precision in averages and divisions"); 6080 6081 /* hw.psm.synaptics.weight_current. */ 6082 sc->syninfo.weight_current = 3; 6083 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6084 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6085 "weight_current", 6086 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6087 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 6088 synaptics_sysctl, "I", 6089 "Weight of the current movement in the new average"); 6090 6091 /* hw.psm.synaptics.weight_previous. */ 6092 sc->syninfo.weight_previous = 6; 6093 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6094 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6095 "weight_previous", 6096 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6097 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 6098 synaptics_sysctl, "I", 6099 "Weight of the previous average"); 6100 6101 /* hw.psm.synaptics.weight_previous_na. */ 6102 sc->syninfo.weight_previous_na = 20; 6103 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6104 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6105 "weight_previous_na", 6106 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6107 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 6108 synaptics_sysctl, "I", 6109 "Weight of the previous average (inside the noisy area)"); 6110 6111 /* hw.psm.synaptics.weight_len_squared. */ 6112 sc->syninfo.weight_len_squared = 2000; 6113 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6114 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6115 "weight_len_squared", 6116 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6117 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 6118 synaptics_sysctl, "I", 6119 "Length (squared) of segments where weight_previous " 6120 "starts to decrease"); 6121 6122 /* hw.psm.synaptics.div_min. */ 6123 sc->syninfo.div_min = 9; 6124 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6125 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6126 "div_min", 6127 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6128 sc, SYNAPTICS_SYSCTL_DIV_MIN, 6129 synaptics_sysctl, "I", 6130 "Divisor for fast movements"); 6131 6132 /* hw.psm.synaptics.div_max. */ 6133 sc->syninfo.div_max = 17; 6134 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6135 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6136 "div_max", 6137 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6138 sc, SYNAPTICS_SYSCTL_DIV_MAX, 6139 synaptics_sysctl, "I", 6140 "Divisor for slow movements"); 6141 6142 /* hw.psm.synaptics.div_max_na. */ 6143 sc->syninfo.div_max_na = 30; 6144 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6145 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6146 "div_max_na", 6147 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6148 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 6149 synaptics_sysctl, "I", 6150 "Divisor with slow movements (inside the noisy area)"); 6151 6152 /* hw.psm.synaptics.div_len. */ 6153 sc->syninfo.div_len = 100; 6154 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6155 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6156 "div_len", 6157 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6158 sc, SYNAPTICS_SYSCTL_DIV_LEN, 6159 synaptics_sysctl, "I", 6160 "Length of segments where div_max starts to decrease"); 6161 6162 /* hw.psm.synaptics.tap_max_delta. */ 6163 sc->syninfo.tap_max_delta = 80; 6164 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6165 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6166 "tap_max_delta", 6167 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6168 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 6169 synaptics_sysctl, "I", 6170 "Length of segments above which a tap is ignored"); 6171 6172 /* hw.psm.synaptics.tap_min_queue. */ 6173 sc->syninfo.tap_min_queue = 2; 6174 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6175 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6176 "tap_min_queue", 6177 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6178 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 6179 synaptics_sysctl, "I", 6180 "Number of packets required to consider a tap"); 6181 6182 /* hw.psm.synaptics.taphold_timeout. */ 6183 sc->gesture.in_taphold = 0; 6184 sc->syninfo.taphold_timeout = tap_timeout; 6185 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6186 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6187 "taphold_timeout", 6188 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6189 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 6190 synaptics_sysctl, "I", 6191 "Maximum elapsed time between two taps to consider a tap-hold " 6192 "action"); 6193 6194 /* hw.psm.synaptics.vscroll_hor_area. */ 6195 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 6196 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6197 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6198 "vscroll_hor_area", 6199 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6200 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 6201 synaptics_sysctl, "I", 6202 "Area reserved for horizontal virtual scrolling"); 6203 6204 /* hw.psm.synaptics.vscroll_ver_area. */ 6205 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 6206 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6207 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6208 "vscroll_ver_area", 6209 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6210 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 6211 synaptics_sysctl, "I", 6212 "Area reserved for vertical virtual scrolling"); 6213 6214 /* hw.psm.synaptics.vscroll_min_delta. */ 6215 sc->syninfo.vscroll_min_delta = 50; 6216 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6217 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6218 "vscroll_min_delta", 6219 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6220 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 6221 synaptics_sysctl, "I", 6222 "Minimum movement to consider virtual scrolling"); 6223 6224 /* hw.psm.synaptics.vscroll_div_min. */ 6225 sc->syninfo.vscroll_div_min = 100; 6226 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6227 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6228 "vscroll_div_min", 6229 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6230 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 6231 synaptics_sysctl, "I", 6232 "Divisor for fast scrolling"); 6233 6234 /* hw.psm.synaptics.vscroll_div_min. */ 6235 sc->syninfo.vscroll_div_max = 150; 6236 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6237 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6238 "vscroll_div_max", 6239 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6240 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 6241 synaptics_sysctl, "I", 6242 "Divisor for slow scrolling"); 6243 6244 /* hw.psm.synaptics.touchpad_off. */ 6245 sc->syninfo.touchpad_off = 0; 6246 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6247 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6248 "touchpad_off", 6249 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6250 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 6251 synaptics_sysctl, "I", 6252 "Turn off touchpad"); 6253 6254 sc->syninfo.three_finger_drag = 0; 6255 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6256 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6257 "three_finger_drag", 6258 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6259 sc, SYNAPTICS_SYSCTL_THREE_FINGER_DRAG, 6260 synaptics_sysctl, "I", 6261 "Enable dragging with three fingers"); 6262 6263 /* hw.psm.synaptics.natural_scroll. */ 6264 sc->syninfo.natural_scroll = 0; 6265 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6266 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6267 "natural_scroll", 6268 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6269 sc, SYNAPTICS_SYSCTL_NATURAL_SCROLL, 6270 synaptics_sysctl, "I", 6271 "Enable natural scrolling"); 6272 6273 sc->syninfo.softbuttons_y = 0; 6274 sc->syninfo.softbutton2_x = 0; 6275 sc->syninfo.softbutton3_x = 0; 6276 6277 /* skip softbuttons sysctl on not clickpads */ 6278 if (sc->synhw.capClickPad) 6279 synaptics_sysctl_create_softbuttons_tree(sc); 6280 } 6281 6282 static int 6283 synaptics_preferred_mode(struct psm_softc *sc) { 6284 int mode_byte; 6285 6286 /* Check if we are in relative mode */ 6287 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 6288 if (tap_enabled == 0) 6289 /* 6290 * Disable tap & drag gestures. We use a Mode Byte 6291 * and set the DisGest bit (see §2.5 of Synaptics 6292 * TouchPad Interfacing Guide). 6293 */ 6294 return (0x04); 6295 else 6296 /* 6297 * Enable tap & drag gestures. We use a Mode Byte 6298 * and clear the DisGest bit (see §2.5 of Synaptics 6299 * TouchPad Interfacing Guide). 6300 */ 6301 return (0x00); 6302 } 6303 6304 mode_byte = 0xc4; 6305 6306 /* request wmode where available */ 6307 if (sc->synhw.capExtended) 6308 mode_byte |= 1; 6309 6310 return mode_byte; 6311 } 6312 6313 static void 6314 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6315 mouse_ext_command(sc->kbdc, mode_byte); 6316 6317 /* "Commit" the Set Mode Byte command sent above. */ 6318 set_mouse_sampling_rate(sc->kbdc, 20); 6319 6320 /* 6321 * Enable advanced gestures mode if supported and we are not entering 6322 * passthrough or relative mode. 6323 */ 6324 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6325 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6326 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODEL_ID); 6327 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6328 } 6329 } 6330 6331 /* 6332 * AUX MUX detection code should be placed at very beginning of probe sequence 6333 * at least before 4-byte protocol mouse probes e.g. MS IntelliMouse probe as 6334 * latter can trigger switching the MUX to incompatible state. 6335 */ 6336 static int 6337 enable_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6338 { 6339 KBDC kbdc = sc->kbdc; 6340 int port, version; 6341 int probe = FALSE; 6342 int active_ports_count = 0; 6343 int active_ports_mask = 0; 6344 6345 sc->muxsinglesyna = FALSE; 6346 6347 if (mux_disabled == 1 || (mux_disabled == -1 && 6348 (kbdc->quirks & KBDC_QUIRK_DISABLE_MUX_PROBE) != 0)) 6349 return (FALSE); 6350 6351 version = enable_aux_mux(kbdc); 6352 if (version == -1) 6353 return (FALSE); 6354 6355 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6356 VLOG(3, (LOG_DEBUG, "aux_mux: ping port %d\n", port)); 6357 set_active_aux_mux_port(kbdc, port); 6358 if (enable_aux_dev(kbdc) && disable_aux_dev(kbdc)) { 6359 active_ports_count++; 6360 active_ports_mask |= 1 << port; 6361 } 6362 } 6363 6364 if (verbose >= 2) 6365 printf("Active Multiplexing PS/2 controller v%d.%d with %d " 6366 "active port(s)\n", version >> 4 & 0x0f, version & 0x0f, 6367 active_ports_count); 6368 6369 /* psm has a special support for GenMouse + SynTouchpad combination */ 6370 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6371 if ((active_ports_mask & 1 << port) == 0) 6372 continue; 6373 VLOG(3, (LOG_DEBUG, "aux_mux: probe port %d\n", port)); 6374 set_active_aux_mux_port(kbdc, port); 6375 probe = enable_synaptics(sc, arg); 6376 if (probe) { 6377 if (arg == PROBE) 6378 sc->muxport = port; 6379 break; 6380 } 6381 } 6382 6383 /* IRQ handler does not support active multiplexing mode */ 6384 disable_aux_mux(kbdc); 6385 6386 /* Is MUX still alive after switching back to legacy mode? */ 6387 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6388 /* 6389 * On some laptops e.g. Lenovo X121e dead AUX MUX can be 6390 * brought back to life with resetting of keyboard. 6391 */ 6392 reset_kbd(kbdc); 6393 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6394 device_printf(sc->dev, "AUX MUX hang detected!\n"); 6395 printf("Consider adding hw.psm.mux_disabled=1 to " 6396 "loader tunables\n"); 6397 } 6398 } 6399 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 6400 6401 /* Don't disable syncbit checks if Synaptics is only device on MUX */ 6402 if (active_ports_count == 1) 6403 sc->muxsinglesyna = probe; 6404 return (active_ports_count != 1 ? probe : FALSE); 6405 } 6406 6407 static int 6408 enable_single_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6409 { 6410 /* Synaptics device is already initialized in enable_synaptics_mux */ 6411 return (sc->muxsinglesyna); 6412 } 6413 6414 static int 6415 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6416 { 6417 device_t psmcpnp; 6418 struct psmcpnp_softc *psmcpnp_sc; 6419 KBDC kbdc = sc->kbdc; 6420 synapticshw_t synhw; 6421 int status[3]; 6422 int buttons; 6423 6424 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6425 6426 /* 6427 * Just to be on the safe side: this avoids troubles with 6428 * following mouse_ext_command() when the previous command 6429 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6430 * Synaptics Touchpad behaviour. 6431 */ 6432 set_mouse_scaling(kbdc, 1); 6433 6434 /* Identify the Touchpad version. */ 6435 if (mouse_ext_command(kbdc, SYNAPTICS_READ_IDENTITY) == 0) 6436 return (FALSE); 6437 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6438 return (FALSE); 6439 if (status[1] != 0x47) 6440 return (FALSE); 6441 6442 bzero(&synhw, sizeof(synhw)); 6443 synhw.infoMinor = status[0]; 6444 synhw.infoMajor = status[2] & 0x0f; 6445 6446 if (verbose >= 2) 6447 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6448 synhw.infoMinor); 6449 6450 if (synhw.infoMajor < 4) { 6451 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6452 return (FALSE); 6453 } 6454 6455 /* Get the Touchpad model information. */ 6456 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODEL_ID) == 0) 6457 return (FALSE); 6458 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6459 return (FALSE); 6460 if ((status[1] & 0x01) != 0) { 6461 printf(" Failed to read model information\n"); 6462 return (FALSE); 6463 } 6464 6465 synhw.infoRot180 = (status[0] & 0x80) != 0; 6466 synhw.infoPortrait = (status[0] & 0x40) != 0; 6467 synhw.infoSensor = status[0] & 0x3f; 6468 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6469 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6470 synhw.capPen = (status[2] & 0x40) != 0; 6471 synhw.infoSimplC = (status[2] & 0x20) != 0; 6472 synhw.infoGeometry = status[2] & 0x0f; 6473 6474 if (verbose >= 2) { 6475 printf(" Model information:\n"); 6476 printf(" infoRot180: %d\n", synhw.infoRot180); 6477 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6478 printf(" infoSensor: %d\n", synhw.infoSensor); 6479 printf(" infoHardware: %d\n", synhw.infoHardware); 6480 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6481 printf(" capPen: %d\n", synhw.capPen); 6482 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6483 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6484 } 6485 6486 /* 6487 * Typical bezel limits. Taken from 'Synaptics 6488 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6489 */ 6490 synhw.maximumXCoord = 5472; 6491 synhw.maximumYCoord = 4448; 6492 synhw.minimumXCoord = 1472; 6493 synhw.minimumYCoord = 1408; 6494 6495 /* Read the extended capability bits. */ 6496 if (mouse_ext_command(kbdc, SYNAPTICS_READ_CAPABILITIES) == 0) 6497 return (FALSE); 6498 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6499 return (FALSE); 6500 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6501 printf(" Failed to read extended capability bits\n"); 6502 return (FALSE); 6503 } 6504 6505 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6506 device_get_unit(sc->dev)); 6507 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6508 6509 /* Set the different capabilities when they exist. */ 6510 buttons = 0; 6511 synhw.capExtended = (status[0] & 0x80) != 0; 6512 if (synhw.capExtended) { 6513 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6514 synhw.capMiddle = (status[0] & 0x04) != 0; 6515 synhw.capPassthrough = (status[2] & 0x80) != 0; 6516 synhw.capLowPower = (status[2] & 0x40) != 0; 6517 synhw.capMultiFingerReport = 6518 (status[2] & 0x20) != 0; 6519 synhw.capSleep = (status[2] & 0x10) != 0; 6520 synhw.capFourButtons = (status[2] & 0x08) != 0; 6521 synhw.capBallistics = (status[2] & 0x04) != 0; 6522 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6523 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6524 6525 if (!set_mouse_scaling(kbdc, 1)) 6526 return (FALSE); 6527 if (mouse_ext_command(kbdc, SYNAPTICS_READ_RESOLUTIONS) == 0) 6528 return (FALSE); 6529 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6530 return (FALSE); 6531 6532 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6533 synhw.infoXupmm = status[0]; 6534 synhw.infoYupmm = status[2]; 6535 } 6536 6537 if (verbose >= 2) { 6538 printf(" Extended capabilities:\n"); 6539 printf(" capExtended: %d\n", synhw.capExtended); 6540 printf(" capMiddle: %d\n", synhw.capMiddle); 6541 printf(" nExtendedQueries: %d\n", 6542 synhw.nExtendedQueries); 6543 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6544 printf(" capLowPower: %d\n", synhw.capLowPower); 6545 printf(" capMultiFingerReport: %d\n", 6546 synhw.capMultiFingerReport); 6547 printf(" capSleep: %d\n", synhw.capSleep); 6548 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6549 printf(" capBallistics: %d\n", synhw.capBallistics); 6550 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6551 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6552 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6553 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6554 } 6555 6556 /* 6557 * If nExtendedQueries is 1 or greater, then the TouchPad 6558 * supports this number of extended queries. We can load 6559 * more information about buttons using query 0x09. 6560 */ 6561 if (synhw.nExtendedQueries >= 1) { 6562 if (!set_mouse_scaling(kbdc, 1)) 6563 return (FALSE); 6564 if (mouse_ext_command(kbdc, 6565 SYNAPTICS_READ_EXTENDED) == 0) 6566 return (FALSE); 6567 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6568 return (FALSE); 6569 synhw.verticalScroll = (status[0] & 0x01) != 0; 6570 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6571 synhw.verticalWheel = (status[0] & 0x08) != 0; 6572 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6573 synhw.capEWmode = (status[0] & 0x04) != 0; 6574 if (verbose >= 2) { 6575 printf(" Extended model ID:\n"); 6576 printf(" verticalScroll: %d\n", 6577 synhw.verticalScroll); 6578 printf(" horizontalScroll: %d\n", 6579 synhw.horizontalScroll); 6580 printf(" verticalWheel: %d\n", 6581 synhw.verticalWheel); 6582 printf(" nExtendedButtons: %d\n", 6583 synhw.nExtendedButtons); 6584 printf(" capEWmode: %d\n", 6585 synhw.capEWmode); 6586 } 6587 /* 6588 * Add the number of extended buttons to the total 6589 * button support count, including the middle button 6590 * if capMiddle support bit is set. 6591 */ 6592 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6593 } else 6594 /* 6595 * If the capFourButtons support bit is set, 6596 * add a fourth button to the total button count. 6597 */ 6598 buttons = synhw.capFourButtons ? 1 : 0; 6599 6600 /* Read the continued capabilities bits. */ 6601 if (synhw.nExtendedQueries >= 4) { 6602 if (!set_mouse_scaling(kbdc, 1)) 6603 return (FALSE); 6604 if (mouse_ext_command(kbdc, 6605 SYNAPTICS_READ_CAPABILITIES_CONT) == 0) 6606 return (FALSE); 6607 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6608 return (FALSE); 6609 6610 synhw.capClickPad = (status[1] & 0x01) << 1; 6611 synhw.capClickPad |= (status[0] & 0x10) != 0; 6612 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6613 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6614 synhw.capReportsV = (status[1] & 0x08) != 0; 6615 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6616 synhw.capReportsMin = (status[1] & 0x20) != 0; 6617 synhw.capInterTouch = (status[1] & 0x40) != 0; 6618 synhw.capReportsMax = (status[0] & 0x02) != 0; 6619 synhw.capClearPad = (status[0] & 0x04) != 0; 6620 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6621 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6622 6623 if (synhw.capReportsMax) { 6624 if (!set_mouse_scaling(kbdc, 1)) 6625 return (FALSE); 6626 if (mouse_ext_command(kbdc, 6627 SYNAPTICS_READ_MAX_COORDS) == 0) 6628 return (FALSE); 6629 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6630 return (FALSE); 6631 6632 synhw.maximumXCoord = (status[0] << 5) | 6633 ((status[1] & 0x0f) << 1); 6634 synhw.maximumYCoord = (status[2] << 5) | 6635 ((status[1] & 0xf0) >> 3); 6636 } 6637 6638 if (synhw.capReportsMin) { 6639 if (!set_mouse_scaling(kbdc, 1)) 6640 return (FALSE); 6641 if (mouse_ext_command(kbdc, 6642 SYNAPTICS_READ_MIN_COORDS) == 0) 6643 return (FALSE); 6644 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6645 return (FALSE); 6646 6647 synhw.minimumXCoord = (status[0] << 5) | 6648 ((status[1] & 0x0f) << 1); 6649 synhw.minimumYCoord = (status[2] << 5) | 6650 ((status[1] & 0xf0) >> 3); 6651 } 6652 6653 /* 6654 * ClickPad properties are not exported through PS/2 6655 * protocol. Detection is based on controller's PnP ID. 6656 */ 6657 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6658 switch (psmcpnp_sc->type) { 6659 case PSMCPNP_FORCEPAD: 6660 synhw.forcePad = 1; 6661 break; 6662 case PSMCPNP_TOPBUTTONPAD: 6663 synhw.topButtonPad = 1; 6664 break; 6665 default: 6666 break; 6667 } 6668 } 6669 6670 if (verbose >= 2) { 6671 printf(" Continued capabilities:\n"); 6672 printf(" capClickPad: %d\n", 6673 synhw.capClickPad); 6674 printf(" capDeluxeLEDs: %d\n", 6675 synhw.capDeluxeLEDs); 6676 printf(" noAbsoluteFilter: %d\n", 6677 synhw.noAbsoluteFilter); 6678 printf(" capReportsV: %d\n", 6679 synhw.capReportsV); 6680 printf(" capUniformClickPad: %d\n", 6681 synhw.capUniformClickPad); 6682 printf(" capReportsMin: %d\n", 6683 synhw.capReportsMin); 6684 printf(" capInterTouch: %d\n", 6685 synhw.capInterTouch); 6686 printf(" capReportsMax: %d\n", 6687 synhw.capReportsMax); 6688 printf(" capClearPad: %d\n", 6689 synhw.capClearPad); 6690 printf(" capAdvancedGestures: %d\n", 6691 synhw.capAdvancedGestures); 6692 printf(" capCoveredPad: %d\n", 6693 synhw.capCoveredPad); 6694 if (synhw.capReportsMax) { 6695 printf(" maximumXCoord: %d\n", 6696 synhw.maximumXCoord); 6697 printf(" maximumYCoord: %d\n", 6698 synhw.maximumYCoord); 6699 } 6700 if (synhw.capReportsMin) { 6701 printf(" minimumXCoord: %d\n", 6702 synhw.minimumXCoord); 6703 printf(" minimumYCoord: %d\n", 6704 synhw.minimumYCoord); 6705 } 6706 if (synhw.capClickPad) { 6707 printf(" Clickpad capabilities:\n"); 6708 printf(" forcePad: %d\n", 6709 synhw.forcePad); 6710 printf(" topButtonPad: %d\n", 6711 synhw.topButtonPad); 6712 } 6713 } 6714 buttons += synhw.capClickPad; 6715 } 6716 } 6717 6718 if (verbose >= 2) { 6719 if (synhw.capExtended) 6720 printf(" Additional Buttons: %d\n", buttons); 6721 else 6722 printf(" No extended capabilities\n"); 6723 } 6724 6725 /* 6726 * Add the default number of 3 buttons to the total 6727 * count of supported buttons reported above. 6728 */ 6729 buttons += 3; 6730 6731 /* 6732 * Read the mode byte. 6733 * 6734 * XXX: Note the Synaptics documentation also defines the first 6735 * byte of the response to this query to be a constant 0x3b, this 6736 * does not appear to be true for Touchpads with guest devices. 6737 */ 6738 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODES) == 0) 6739 return (FALSE); 6740 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6741 return (FALSE); 6742 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6743 printf(" Failed to read mode byte\n"); 6744 return (FALSE); 6745 } 6746 6747 if (arg == PROBE) 6748 sc->synhw = synhw; 6749 if (!synaptics_support) 6750 return (FALSE); 6751 6752 /* Set mouse type just now for synaptics_set_mode() */ 6753 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6754 6755 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6756 6757 if (trackpoint_support && synhw.capPassthrough) { 6758 enable_trackpoint(sc, arg); 6759 } 6760 6761 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6762 6763 if (arg == PROBE) { 6764 /* Create sysctl tree. */ 6765 synaptics_sysctl_create_tree(sc, "synaptics", 6766 "Synaptics TouchPad"); 6767 sc->hw.buttons = buttons; 6768 } 6769 6770 return (TRUE); 6771 } 6772 6773 static void 6774 synaptics_passthrough_on(struct psm_softc *sc) 6775 { 6776 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6777 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6778 } 6779 6780 static void 6781 synaptics_passthrough_off(struct psm_softc *sc) 6782 { 6783 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6784 set_mouse_scaling(sc->kbdc, 2); 6785 set_mouse_scaling(sc->kbdc, 1); 6786 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6787 } 6788 6789 /* IBM/Lenovo TrackPoint */ 6790 static int 6791 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6792 { 6793 const int seq[] = { 0xe2, cmd, loc, val }; 6794 int i; 6795 6796 if (sc->synhw.capPassthrough) 6797 synaptics_passthrough_on(sc); 6798 6799 for (i = 0; i < nitems(seq); i++) { 6800 if (sc->synhw.capPassthrough && 6801 (seq[i] == 0xff || seq[i] == 0xe7)) 6802 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6803 synaptics_passthrough_off(sc); 6804 return (EIO); 6805 } 6806 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6807 if (sc->synhw.capPassthrough) 6808 synaptics_passthrough_off(sc); 6809 return (EIO); 6810 } 6811 } 6812 6813 if (sc->synhw.capPassthrough) 6814 synaptics_passthrough_off(sc); 6815 6816 return (0); 6817 } 6818 6819 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6820 #define TPMASK 0 6821 #define TPLOC 1 6822 #define TPINFO 2 6823 6824 static int 6825 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6826 { 6827 static const int data[][3] = { 6828 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6829 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6830 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6831 { 0x00, 0x57, PSM_TPINFO(reach) }, 6832 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6833 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6834 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6835 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6836 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6837 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6838 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6839 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6840 }; 6841 struct psm_softc *sc; 6842 int error, newval, *oldvalp; 6843 const int *tp; 6844 6845 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6846 return (EINVAL); 6847 sc = arg1; 6848 tp = data[arg2]; 6849 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6850 newval = *oldvalp; 6851 error = sysctl_handle_int(oidp, &newval, 0, req); 6852 if (error != 0) 6853 return (error); 6854 if (newval == *oldvalp) 6855 return (0); 6856 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6857 return (EINVAL); 6858 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6859 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6860 if (error != 0) 6861 return (error); 6862 *oldvalp = newval; 6863 6864 return (0); 6865 } 6866 6867 static void 6868 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6869 { 6870 6871 if (sc->tpinfo.sysctl_tree != NULL) 6872 return; 6873 6874 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6875 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6876 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6877 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", 6878 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "IBM/Lenovo TrackPoint"); 6879 6880 /* hw.psm.trackpoint.sensitivity */ 6881 sc->tpinfo.sensitivity = 0x80; 6882 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6883 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6884 "sensitivity", 6885 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6886 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6887 trackpoint_sysctl, "I", 6888 "Sensitivity"); 6889 6890 /* hw.psm.trackpoint.negative_inertia */ 6891 sc->tpinfo.inertia = 0x06; 6892 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6893 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6894 "negative_inertia", 6895 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6896 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6897 trackpoint_sysctl, "I", 6898 "Negative inertia factor"); 6899 6900 /* hw.psm.trackpoint.upper_plateau */ 6901 sc->tpinfo.uplateau = 0x61; 6902 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6903 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6904 "upper_plateau", 6905 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6906 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6907 trackpoint_sysctl, "I", 6908 "Transfer function upper plateau speed"); 6909 6910 /* hw.psm.trackpoint.backup_range */ 6911 sc->tpinfo.reach = 0x0a; 6912 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6913 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6914 "backup_range", 6915 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6916 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6917 trackpoint_sysctl, "I", 6918 "Backup range"); 6919 6920 /* hw.psm.trackpoint.drag_hysteresis */ 6921 sc->tpinfo.draghys = 0xff; 6922 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6923 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6924 "drag_hysteresis", 6925 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6926 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6927 trackpoint_sysctl, "I", 6928 "Drag hysteresis"); 6929 6930 /* hw.psm.trackpoint.minimum_drag */ 6931 sc->tpinfo.mindrag = 0x14; 6932 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6933 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6934 "minimum_drag", 6935 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6936 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6937 trackpoint_sysctl, "I", 6938 "Minimum drag"); 6939 6940 /* hw.psm.trackpoint.up_threshold */ 6941 sc->tpinfo.upthresh = 0xff; 6942 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6943 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6944 "up_threshold", 6945 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6946 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6947 trackpoint_sysctl, "I", 6948 "Up threshold for release"); 6949 6950 /* hw.psm.trackpoint.threshold */ 6951 sc->tpinfo.threshold = 0x08; 6952 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6953 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6954 "threshold", 6955 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6956 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6957 trackpoint_sysctl, "I", 6958 "Threshold"); 6959 6960 /* hw.psm.trackpoint.jenks_curvature */ 6961 sc->tpinfo.jenks = 0x87; 6962 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6963 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6964 "jenks_curvature", 6965 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6966 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6967 trackpoint_sysctl, "I", 6968 "Jenks curvature"); 6969 6970 /* hw.psm.trackpoint.z_time */ 6971 sc->tpinfo.ztime = 0x26; 6972 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6973 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6974 "z_time", 6975 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6976 sc, TRACKPOINT_SYSCTL_Z_TIME, 6977 trackpoint_sysctl, "I", 6978 "Z time constant"); 6979 6980 /* hw.psm.trackpoint.press_to_select */ 6981 sc->tpinfo.pts = 0x00; 6982 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6983 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6984 "press_to_select", 6985 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6986 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6987 trackpoint_sysctl, "I", 6988 "Press to Select"); 6989 6990 /* hw.psm.trackpoint.skip_backups */ 6991 sc->tpinfo.skipback = 0x00; 6992 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6993 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6994 "skip_backups", 6995 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6996 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6997 trackpoint_sysctl, "I", 6998 "Skip backups from drags"); 6999 } 7000 7001 static void 7002 set_trackpoint_parameters(struct psm_softc *sc) 7003 { 7004 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 7005 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 7006 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 7007 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 7008 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 7009 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 7010 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 7011 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 7012 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 7013 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 7014 if (sc->tpinfo.pts == 0x01) 7015 trackpoint_command(sc, 0x47, 0x2c, 0x01); 7016 if (sc->tpinfo.skipback == 0x01) 7017 trackpoint_command(sc, 0x47, 0x2d, 0x08); 7018 } 7019 7020 static int 7021 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 7022 { 7023 KBDC kbdc = sc->kbdc; 7024 int vendor, firmware; 7025 7026 /* 7027 * If called from enable_synaptics(), make sure that passthrough 7028 * mode is enabled so we can reach the trackpoint. 7029 * However, passthrough mode must be disabled before setting the 7030 * trackpoint parameters, as rackpoint_command() enables and disables 7031 * passthrough mode on its own. 7032 */ 7033 if (sc->synhw.capPassthrough) 7034 synaptics_passthrough_on(sc); 7035 7036 if (send_aux_command(kbdc, 0xe1) != PSM_ACK) 7037 goto no_trackpoint; 7038 vendor = read_aux_data(kbdc); 7039 if (vendor <= 0 || vendor >= TRACKPOINT_VENDOR_UNKNOWN) 7040 goto no_trackpoint; 7041 firmware = read_aux_data(kbdc); 7042 if (firmware < 0x01) 7043 goto no_trackpoint; 7044 if (!trackpoint_support) 7045 goto no_trackpoint; 7046 7047 if (sc->synhw.capPassthrough) 7048 synaptics_passthrough_off(sc); 7049 7050 if (arg == PROBE) { 7051 trackpoint_sysctl_create_tree(sc); 7052 /* 7053 * Don't overwrite hwid and buttons when we are 7054 * a guest device. 7055 */ 7056 if (!sc->synhw.capPassthrough) { 7057 sc->hw.hwid = firmware; 7058 sc->hw.buttons = 3; 7059 } 7060 VDLOG(2, sc->dev, LOG_NOTICE, "Trackpoint v=0x%x f=0x%x", 7061 vendor, firmware); 7062 sc->tpinfo.vendor = vendor; 7063 sc->tpinfo.firmware = firmware; 7064 } 7065 7066 set_trackpoint_parameters(sc); 7067 7068 return (TRUE); 7069 7070 no_trackpoint: 7071 if (sc->synhw.capPassthrough) 7072 synaptics_passthrough_off(sc); 7073 7074 return (FALSE); 7075 } 7076 7077 /* Interlink electronics VersaPad */ 7078 static int 7079 enable_versapad(struct psm_softc *sc, enum probearg arg) 7080 { 7081 KBDC kbdc = sc->kbdc; 7082 int data[3]; 7083 7084 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 7085 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 7086 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7087 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7088 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7089 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7090 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 7091 return (FALSE); 7092 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 7093 return (FALSE); 7094 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7095 7096 return (TRUE); /* PS/2 absolute mode */ 7097 } 7098 7099 /* Elantech Touchpad */ 7100 static int 7101 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 7102 { 7103 int res, readcmd, retidx; 7104 int resp[3]; 7105 7106 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 7107 retidx = hwversion == 4 ? 1 : 0; 7108 7109 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7110 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 7111 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7112 res |= send_aux_command(kbdc, reg) != PSM_ACK; 7113 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7114 7115 if (res == 0) 7116 *val = resp[retidx]; 7117 7118 return (res); 7119 } 7120 7121 static int 7122 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 7123 { 7124 int res, writecmd; 7125 7126 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 7127 7128 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7129 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7130 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7131 res |= send_aux_command(kbdc, reg) != PSM_ACK; 7132 if (hwversion == 4) { 7133 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7134 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7135 } 7136 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7137 res |= send_aux_command(kbdc, val) != PSM_ACK; 7138 res |= set_mouse_scaling(kbdc, 1) == 0; 7139 7140 return (res); 7141 } 7142 7143 static int 7144 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 7145 { 7146 int res; 7147 7148 if (hwversion == 2) { 7149 res = set_mouse_scaling(kbdc, 1) == 0; 7150 res |= mouse_ext_command(kbdc, cmd) == 0; 7151 } else { 7152 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7153 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 7154 } 7155 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7156 7157 return (res); 7158 } 7159 7160 static int 7161 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 7162 { 7163 int i, val, res, hwversion, reg10; 7164 7165 /* set absolute mode */ 7166 hwversion = elanhw->hwversion; 7167 reg10 = -1; 7168 switch (hwversion) { 7169 case 2: 7170 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 7171 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7172 if (res) 7173 break; 7174 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 7175 break; 7176 case 3: 7177 reg10 = 0x0b; 7178 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7179 break; 7180 case 4: 7181 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 7182 break; 7183 default: 7184 res = 1; 7185 } 7186 7187 /* Read back reg 0x10 to ensure hardware is ready. */ 7188 if (res == 0 && reg10 >= 0) { 7189 for (i = 0; i < 5; i++) { 7190 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 7191 break; 7192 DELAY(2000); 7193 } 7194 if (i == 5) 7195 res = 1; 7196 } 7197 7198 if (res) 7199 printf("couldn't set absolute mode\n"); 7200 7201 return (res); 7202 } 7203 7204 static void 7205 elantech_init_synaptics(struct psm_softc *sc) 7206 { 7207 7208 /* Set capabilites required by movement smother */ 7209 sc->synhw.infoMajor = sc->elanhw.hwversion; 7210 sc->synhw.infoMinor = sc->elanhw.fwversion; 7211 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 7212 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 7213 sc->synhw.verticalScroll = 0; 7214 sc->synhw.nExtendedQueries = 4; 7215 sc->synhw.capExtended = 1; 7216 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 7217 sc->synhw.capClickPad = sc->elanhw.isclickpad; 7218 sc->synhw.capMultiFinger = 1; 7219 if (sc->elanhw.issemimt) 7220 sc->synhw.capAdvancedGestures = 1; 7221 else 7222 sc->synhw.capReportsV = 1; 7223 sc->synhw.capPalmDetect = 1; 7224 sc->synhw.capPen = 0; 7225 sc->synhw.capReportsMax = 1; 7226 sc->synhw.maximumXCoord = sc->elanhw.sizex; 7227 sc->synhw.maximumYCoord = sc->elanhw.sizey; 7228 sc->synhw.capReportsMin = 1; 7229 sc->synhw.minimumXCoord = 0; 7230 sc->synhw.minimumYCoord = 0; 7231 7232 if (sc->syninfo.sysctl_tree == NULL) { 7233 synaptics_sysctl_create_tree(sc, "elantech", 7234 "Elantech Touchpad"); 7235 7236 /* 7237 * Adjust synaptic smoother tunables 7238 * 1. Disable finger detection pressure threshold. Unlike 7239 * synaptics we assume the finger is acting when packet with 7240 * its X&Y arrives not when pressure exceedes some threshold 7241 * 2. Disable unrelated features like margins and noisy areas 7242 * 3. Disable virtual scroll areas as 2nd finger is preferable 7243 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 7244 * softbuttons 7245 * 5. Scale down divisors and movement lengths by a factor of 3 7246 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 7247 */ 7248 7249 /* Set reporting range to be equal touchpad size */ 7250 sc->syninfo.max_x = sc->elanhw.sizex; 7251 sc->syninfo.max_y = sc->elanhw.sizey; 7252 7253 /* Disable finger detection pressure threshold */ 7254 sc->syninfo.min_pressure = 1; 7255 7256 /* Adjust palm width to nearly match synaptics w=10 */ 7257 sc->syninfo.max_width = 7; 7258 7259 /* Elans often report double & triple taps as single event */ 7260 sc->syninfo.tap_min_queue = 1; 7261 7262 /* Use full area of touchpad */ 7263 sc->syninfo.margin_top = 0; 7264 sc->syninfo.margin_right = 0; 7265 sc->syninfo.margin_bottom = 0; 7266 sc->syninfo.margin_left = 0; 7267 7268 /* Disable noisy area */ 7269 sc->syninfo.na_top = 0; 7270 sc->syninfo.na_right = 0; 7271 sc->syninfo.na_bottom = 0; 7272 sc->syninfo.na_left = 0; 7273 7274 /* Tune divisors and movement lengths */ 7275 sc->syninfo.weight_len_squared = 200; 7276 sc->syninfo.div_min = 3; 7277 sc->syninfo.div_max = 6; 7278 sc->syninfo.div_max_na = 10; 7279 sc->syninfo.div_len = 30; 7280 sc->syninfo.tap_max_delta = 25; 7281 7282 /* Disable virtual scrolling areas and tune its divisors */ 7283 sc->syninfo.vscroll_hor_area = 0; 7284 sc->syninfo.vscroll_ver_area = 0; 7285 sc->syninfo.vscroll_min_delta = 15; 7286 sc->syninfo.vscroll_div_min = 30; 7287 sc->syninfo.vscroll_div_max = 50; 7288 7289 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 7290 if (sc->elanhw.isclickpad) { 7291 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 7292 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 7293 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 7294 } 7295 } 7296 7297 return; 7298 } 7299 7300 static int 7301 enable_elantech(struct psm_softc *sc, enum probearg arg) 7302 { 7303 static const int ic2hw[] = 7304 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 7305 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 }; 7306 static const int fw_sizes[][3] = { 7307 /* FW.vers MaxX MaxY */ 7308 { 0x020030, 1152, 768 }, 7309 { 0x020800, 1152, 768 }, 7310 { 0x020b00, 1152, 768 }, 7311 { 0x040215, 900, 500 }, 7312 { 0x040216, 819, 405 }, 7313 { 0x040219, 900, 500 }, 7314 }; 7315 elantechhw_t elanhw; 7316 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 7317 KBDC kbdc = sc->kbdc; 7318 7319 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 7320 7321 set_mouse_scaling(kbdc, 1); 7322 set_mouse_scaling(kbdc, 1); 7323 set_mouse_scaling(kbdc, 1); 7324 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 7325 return (FALSE); 7326 7327 if (!ELANTECH_MAGIC(resp)) 7328 return (FALSE); 7329 7330 /* Identify the Touchpad version. */ 7331 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 7332 return (FALSE); 7333 7334 bzero(&elanhw, sizeof(elanhw)); 7335 7336 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 7337 icversion = resp[0] & 0x0f; 7338 hwversion = ic2hw[icversion]; 7339 7340 if (verbose >= 2) 7341 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 7342 hwversion, elanhw.fwversion); 7343 7344 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 7345 printf (" Unsupported touchpad hardware (v1)\n"); 7346 return (FALSE); 7347 } 7348 if (hwversion == 0) { 7349 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 7350 elanhw.fwversion); 7351 return (FALSE); 7352 } 7353 7354 /* Get the Touchpad model information. */ 7355 elanhw.hwversion = hwversion; 7356 elanhw.issemimt = hwversion == 2; 7357 elanhw.isclickpad = (resp[1] & 0x10) != 0; 7358 elanhw.hassmbusnotify = 7359 icversion == 0x0f && (resp[1] & 0x20) != 0 && resp[2] != 0; 7360 elanhw.has3buttons = elanhw.hassmbusnotify; 7361 elanhw.hascrc = (resp[1] & 0x40) != 0; 7362 elanhw.haspressure = elanhw.fwversion >= 0x020800; 7363 7364 /* Read the capability bits. */ 7365 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 7366 printf(" Failed to read capability bits\n"); 7367 return (FALSE); 7368 } 7369 7370 elanhw.ntracesx = imax(resp[1], 3); 7371 elanhw.ntracesy = imax(resp[2], 3); 7372 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 7373 7374 /* Get the touchpad resolution */ 7375 switch (hwversion) { 7376 case 4: 7377 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7378 == 0) { 7379 dpix = (resp[1] & 0x0f) * 10 + 790; 7380 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7381 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7382 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7383 break; 7384 } 7385 /* FALLTHROUGH */ 7386 case 2: 7387 case 3: 7388 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7389 break; 7390 } 7391 7392 if (!elantech_support) 7393 return (FALSE); 7394 7395 if (elantech_init(kbdc, &elanhw)) { 7396 printf("couldn't initialize elantech touchpad\n"); 7397 return (FALSE); 7398 } 7399 7400 /* 7401 * Get the touchpad reporting range. 7402 * On HW v.3 touchpads it should be done after switching hardware 7403 * to real resolution mode (by setting bit 3 of reg10) 7404 */ 7405 elanhw.dptracex = elanhw.dptracey = 64; 7406 for (i = 0; i < nitems(fw_sizes); i++) { 7407 if (elanhw.fwversion == fw_sizes[i][0]) { 7408 elanhw.sizex = fw_sizes[i][1]; 7409 elanhw.sizey = fw_sizes[i][2]; 7410 goto found; 7411 } 7412 } 7413 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7414 printf(" Failed to read touchpad size\n"); 7415 elanhw.sizex = 10000; /* Arbitrary high values to */ 7416 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7417 } else if (hwversion == 2) { 7418 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7419 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7420 elanhw.dptracex = resp[1] / 2; 7421 elanhw.dptracey = resp[2] / 2; 7422 } 7423 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7424 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7425 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7426 } else { 7427 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7428 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7429 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7430 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7431 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7432 } 7433 found: 7434 if (verbose >= 2) { 7435 printf(" Model information:\n"); 7436 printf(" MaxX: %d\n", elanhw.sizex); 7437 printf(" MaxY: %d\n", elanhw.sizey); 7438 printf(" DpmmX: %d\n", elanhw.dpmmx); 7439 printf(" DpmmY: %d\n", elanhw.dpmmy); 7440 printf(" TracesX: %d\n", elanhw.ntracesx); 7441 printf(" TracesY: %d\n", elanhw.ntracesy); 7442 printf(" DptraceX: %d\n", elanhw.dptracex); 7443 printf(" DptraceY: %d\n", elanhw.dptracey); 7444 printf(" SemiMT: %d\n", elanhw.issemimt); 7445 printf(" Clickpad: %d\n", elanhw.isclickpad); 7446 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7447 printf(" CRC: %d\n", elanhw.hascrc); 7448 printf(" Pressure: %d\n", elanhw.haspressure); 7449 } 7450 7451 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7452 7453 if (arg == PROBE) { 7454 sc->elanhw = elanhw; 7455 sc->hw.buttons = 3; 7456 7457 /* Initialize synaptics movement smoother */ 7458 elantech_init_synaptics(sc); 7459 7460 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7461 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7462 } 7463 7464 return (TRUE); 7465 } 7466 7467 /* 7468 * Return true if 'now' is earlier than (start + (secs.usecs)). 7469 * Now may be NULL and the function will fetch the current time from 7470 * getmicrouptime(), or a cached 'now' can be passed in. 7471 * All values should be numbers derived from getmicrouptime(). 7472 */ 7473 static int 7474 timeelapsed(const struct timeval *start, int secs, int usecs, 7475 const struct timeval *now) 7476 { 7477 struct timeval snow, tv; 7478 7479 /* if there is no 'now' passed in, the get it as a convience. */ 7480 if (now == NULL) { 7481 getmicrouptime(&snow); 7482 now = &snow; 7483 } 7484 7485 tv.tv_sec = secs; 7486 tv.tv_usec = usecs; 7487 timevaladd(&tv, start); 7488 return (timevalcmp(&tv, now, <)); 7489 } 7490 7491 static int 7492 psmresume(device_t dev) 7493 { 7494 struct psm_softc *sc = device_get_softc(dev); 7495 int err; 7496 7497 VDLOG(2, dev, LOG_NOTICE, "system resume hook called.\n"); 7498 7499 if ((sc->config & 7500 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7501 return (0); 7502 7503 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7504 7505 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7506 /* 7507 * Release the blocked process; it must be notified that 7508 * the device cannot be accessed anymore. 7509 */ 7510 sc->state &= ~PSM_ASLP; 7511 wakeup(sc); 7512 } 7513 7514 VDLOG(2, dev, LOG_DEBUG, "system resume hook exiting.\n"); 7515 7516 return (err); 7517 } 7518 7519 DRIVER_MODULE(psm, atkbdc, psm_driver, 0, 0); 7520 #ifdef EVDEV_SUPPORT 7521 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7522 #endif 7523 7524 #ifdef DEV_ISA 7525 7526 /* 7527 * This sucks up assignments from PNPBIOS and ACPI. 7528 */ 7529 7530 /* 7531 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7532 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7533 * can be probed and attached only after the AT keyboard controller is 7534 * attached, we shall quietly reserve the IRQ resource for later use. 7535 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7536 * copy the IRQ resource to the PS/2 mouse device instance hanging 7537 * under the keyboard controller, then probe and attach it. 7538 */ 7539 7540 static device_probe_t psmcpnp_probe; 7541 static device_attach_t psmcpnp_attach; 7542 7543 static device_method_t psmcpnp_methods[] = { 7544 DEVMETHOD(device_probe, psmcpnp_probe), 7545 DEVMETHOD(device_attach, psmcpnp_attach), 7546 DEVMETHOD_END 7547 }; 7548 7549 static driver_t psmcpnp_driver = { 7550 PSMCPNP_DRIVER_NAME, 7551 psmcpnp_methods, 7552 sizeof(struct psmcpnp_softc), 7553 }; 7554 7555 static struct isa_pnp_id psmcpnp_ids[] = { 7556 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7557 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7558 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7559 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7560 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7561 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7562 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7563 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7564 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7565 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7566 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7567 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7568 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7569 { 0 } 7570 }; 7571 7572 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7573 static struct isa_pnp_id topbtpad_ids[] = { 7574 { 0x1700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0017, ThinkPad */ 7575 { 0x1800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0018, ThinkPad */ 7576 { 0x1900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0019, ThinkPad */ 7577 { 0x2300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0023, ThinkPad */ 7578 { 0x2a00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002a, ThinkPad */ 7579 { 0x2b00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002b, ThinkPad */ 7580 { 0x2c00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002c, ThinkPad */ 7581 { 0x2d00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002d, ThinkPad */ 7582 { 0x2e00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002e, ThinkPad */ 7583 { 0x3300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0033, ThinkPad */ 7584 { 0x3400ae30, "Lenovo PS/2 clickpad port" }, /* LEN0034, ThinkPad */ 7585 { 0x3500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0035, ThinkPad */ 7586 { 0x3600ae30, "Lenovo PS/2 clickpad port" }, /* LEN0036, ThinkPad */ 7587 { 0x3700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0037, ThinkPad */ 7588 { 0x3800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0038, ThinkPad */ 7589 { 0x3900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0039, ThinkPad */ 7590 { 0x4100ae30, "Lenovo PS/2 clickpad port" }, /* LEN0041, ThinkPad */ 7591 { 0x4200ae30, "Lenovo PS/2 clickpad port" }, /* LEN0042, ThinkPad */ 7592 { 0x4500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0045, ThinkPad */ 7593 { 0x4700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0047, ThinkPad */ 7594 { 0x4900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0049, ThinkPad */ 7595 { 0x0020ae30, "Lenovo PS/2 clickpad port" }, /* LEN2000, ThinkPad */ 7596 { 0x0120ae30, "Lenovo PS/2 clickpad port" }, /* LEN2001, ThinkPad */ 7597 { 0x0220ae30, "Lenovo PS/2 clickpad port" }, /* LEN2002, ThinkPad */ 7598 { 0x0320ae30, "Lenovo PS/2 clickpad port" }, /* LEN2003, ThinkPad */ 7599 { 0x0420ae30, "Lenovo PS/2 clickpad port" }, /* LEN2004, ThinkPad */ 7600 { 0x0520ae30, "Lenovo PS/2 clickpad port" }, /* LEN2005, ThinkPad */ 7601 { 0x0620ae30, "Lenovo PS/2 clickpad port" }, /* LEN2006, ThinkPad */ 7602 { 0x0720ae30, "Lenovo PS/2 clickpad port" }, /* LEN2007, ThinkPad */ 7603 { 0x0820ae30, "Lenovo PS/2 clickpad port" }, /* LEN2008, ThinkPad */ 7604 { 0x0920ae30, "Lenovo PS/2 clickpad port" }, /* LEN2009, ThinkPad */ 7605 { 0x0a20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200a, ThinkPad */ 7606 { 0x0b20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200b, ThinkPad */ 7607 { 0 } 7608 }; 7609 7610 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7611 static struct isa_pnp_id forcepad_ids[] = { 7612 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7613 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7614 { 0 } 7615 }; 7616 7617 static int 7618 create_a_copy(device_t atkbdc, device_t me) 7619 { 7620 device_t psm; 7621 u_long irq; 7622 7623 /* find the PS/2 mouse device instance under the keyboard controller */ 7624 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7625 device_get_unit(atkbdc)); 7626 if (psm == NULL) 7627 return (ENXIO); 7628 if (device_get_state(psm) != DS_NOTPRESENT) 7629 return (0); 7630 7631 /* move our resource to the found device */ 7632 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7633 bus_delete_resource(me, SYS_RES_IRQ, 0); 7634 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7635 7636 /* ...then probe and attach it */ 7637 return (device_probe_and_attach(psm)); 7638 } 7639 7640 static int 7641 psmcpnp_probe(device_t dev) 7642 { 7643 struct psmcpnp_softc *sc = device_get_softc(dev); 7644 struct resource *res; 7645 u_long irq; 7646 int rid; 7647 7648 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7649 sc->type = PSMCPNP_FORCEPAD; 7650 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, topbtpad_ids) == 0) 7651 sc->type = PSMCPNP_TOPBUTTONPAD; 7652 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7653 sc->type = PSMCPNP_GENERIC; 7654 else 7655 return (ENXIO); 7656 7657 /* 7658 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7659 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7660 * declares the PS/2 mouse device node without an IRQ resource! 7661 * If this happens, we shall refer to device hints. 7662 * If we still don't find it there, use a hardcoded value... XXX 7663 */ 7664 rid = 0; 7665 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7666 if (irq <= 0) { 7667 if (resource_long_value(PSM_DRIVER_NAME, 7668 device_get_unit(dev),"irq", &irq) != 0) 7669 irq = 12; /* XXX */ 7670 device_printf(dev, "irq resource info is missing; " 7671 "assuming irq %ld\n", irq); 7672 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7673 } 7674 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7675 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7676 7677 /* keep quiet */ 7678 if (!bootverbose) 7679 device_quiet(dev); 7680 7681 return ((res == NULL) ? ENXIO : 0); 7682 } 7683 7684 static int 7685 psmcpnp_attach(device_t dev) 7686 { 7687 device_t atkbdc; 7688 7689 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7690 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7691 device_get_unit(dev)); 7692 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7693 create_a_copy(atkbdc, dev); 7694 7695 return (0); 7696 } 7697 7698 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, 0, 0); 7699 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, 0, 0); 7700 ISA_PNP_INFO(psmcpnp_ids); 7701 #endif /* DEV_ISA */ 7702