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__FBSDID("$FreeBSD: stable/11/sys/dev/atkbdc/psm.c 362209 2020-06-15 22:43:46Z wulf $"); 63 64#include "opt_isa.h" 65#include "opt_psm.h" 66#include "opt_evdev.h" 67 68#include <sys/param.h> 69#include <sys/systm.h> 70#include <sys/kernel.h> 71#include <sys/module.h> 72#include <sys/bus.h> 73#include <sys/conf.h> 74#include <sys/filio.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) 118 119#ifndef PSM_INPUT_TIMEOUT 120#define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */ 121#endif 122 123#ifndef PSM_TAP_TIMEOUT 124#define PSM_TAP_TIMEOUT 125000 125#endif 126 127#ifndef PSM_TAP_THRESHOLD 128#define PSM_TAP_THRESHOLD 25 129#endif 130 131/* end of driver specific options */ 132 133#define PSMCPNP_DRIVER_NAME "psmcpnp" 134 135struct psmcpnp_softc { 136 enum { 137 PSMCPNP_GENERIC, 138 PSMCPNP_FORCEPAD, 139 PSMCPNP_TOPBUTTONPAD, 140 } type; /* Based on PnP ID */ 141}; 142 143/* input queue */ 144#define PSM_BUFSIZE 960 145#define PSM_SMALLBUFSIZE 240 146 147/* operation levels */ 148#define PSM_LEVEL_BASE 0 149#define PSM_LEVEL_STANDARD 1 150#define PSM_LEVEL_NATIVE 2 151#define PSM_LEVEL_MIN PSM_LEVEL_BASE 152#define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 153 154/* Active PS/2 multiplexing */ 155#define PSM_NOMUX (-1) 156 157/* Logitech PS2++ protocol */ 158#define MOUSE_PS2PLUS_CHECKBITS(b) \ 159 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 160#define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 161 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 162 163/* ring buffer */ 164typedef struct ringbuf { 165 int count; /* # of valid elements in the buffer */ 166 int head; /* head pointer */ 167 int tail; /* tail poiner */ 168 u_char buf[PSM_BUFSIZE]; 169} ringbuf_t; 170 171/* data buffer */ 172typedef struct packetbuf { 173 u_char ipacket[16]; /* interim input buffer */ 174 int inputbytes; /* # of bytes in the input buffer */ 175} packetbuf_t; 176 177#ifndef PSM_PACKETQUEUE 178#define PSM_PACKETQUEUE 128 179#endif 180 181/* 182 * Synaptics command definitions. 183 */ 184#define SYNAPTICS_READ_IDENTITY 0x00 185#define SYNAPTICS_READ_MODES 0x01 186#define SYNAPTICS_READ_CAPABILITIES 0x02 187#define SYNAPTICS_READ_MODEL_ID 0x03 188#define SYNAPTICS_READ_SERIAL_PREFIX 0x06 189#define SYNAPTICS_READ_SERIAL_SUFFIX 0x07 190#define SYNAPTICS_READ_RESOLUTIONS 0x08 191#define SYNAPTICS_READ_EXTENDED 0x09 192#define SYNAPTICS_READ_CAPABILITIES_CONT 0x0c 193#define SYNAPTICS_READ_MAX_COORDS 0x0d 194#define SYNAPTICS_READ_DELUXE_LED 0x0e 195#define SYNAPTICS_READ_MIN_COORDS 0x0f 196 197typedef struct synapticsinfo { 198 struct sysctl_ctx_list sysctl_ctx; 199 struct sysctl_oid *sysctl_tree; 200 int directional_scrolls; 201 int two_finger_scroll; 202 int min_pressure; 203 int max_pressure; 204 int max_width; 205 int margin_top; 206 int margin_right; 207 int margin_bottom; 208 int margin_left; 209 int na_top; 210 int na_right; 211 int na_bottom; 212 int na_left; 213 int window_min; 214 int window_max; 215 int multiplicator; 216 int weight_current; 217 int weight_previous; 218 int weight_previous_na; 219 int weight_len_squared; 220 int div_min; 221 int div_max; 222 int div_max_na; 223 int div_len; 224 int tap_max_delta; 225 int tap_min_queue; 226 int taphold_timeout; 227 int vscroll_ver_area; 228 int vscroll_hor_area; 229 int vscroll_min_delta; 230 int vscroll_div_min; 231 int vscroll_div_max; 232 int touchpad_off; 233 int softbuttons_y; 234 int softbutton2_x; 235 int softbutton3_x; 236 int max_x; 237 int max_y; 238 int natural_scroll; 239} synapticsinfo_t; 240 241typedef struct synapticspacket { 242 int x; 243 int y; 244} synapticspacket_t; 245 246#define SYNAPTICS_PACKETQUEUE 10 247#define SYNAPTICS_QUEUE_CURSOR(x) \ 248 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 249 250#define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 251 ((synhw).infoMajor > (major) || \ 252 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 253 254typedef struct smoother { 255 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 256 int queue_len; 257 int queue_cursor; 258 int start_x; 259 int start_y; 260 int avg_dx; 261 int avg_dy; 262 int squelch_x; 263 int squelch_y; 264 int is_fuzzy; 265 int active; 266} smoother_t; 267 268typedef struct gesture { 269 int window_min; 270 int fingers_nb; 271 int tap_button; 272 int in_taphold; 273 int in_vscroll; 274 int zmax; /* maximum pressure value */ 275 struct timeval taptimeout; /* tap timeout for touchpads */ 276} gesture_t; 277 278enum { 279 TRACKPOINT_SYSCTL_SENSITIVITY, 280 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 281 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 282 TRACKPOINT_SYSCTL_BACKUP_RANGE, 283 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 284 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 285 TRACKPOINT_SYSCTL_UP_THRESHOLD, 286 TRACKPOINT_SYSCTL_THRESHOLD, 287 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 288 TRACKPOINT_SYSCTL_Z_TIME, 289 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 290 TRACKPOINT_SYSCTL_SKIP_BACKUPS 291}; 292 293typedef struct trackpointinfo { 294 struct sysctl_ctx_list sysctl_ctx; 295 struct sysctl_oid *sysctl_tree; 296 int sensitivity; 297 int inertia; 298 int uplateau; 299 int reach; 300 int draghys; 301 int mindrag; 302 int upthresh; 303 int threshold; 304 int jenks; 305 int ztime; 306 int pts; 307 int skipback; 308} trackpointinfo_t; 309 310typedef struct finger { 311 int x; 312 int y; 313 int p; 314 int w; 315 int flags; 316} finger_t; 317#define PSM_FINGERS 2 /* # of processed fingers */ 318#define PSM_FINGER_IS_PEN (1<<0) 319#define PSM_FINGER_FUZZY (1<<1) 320#define PSM_FINGER_DEFAULT_P tap_threshold 321#define PSM_FINGER_DEFAULT_W 1 322#define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 323#define PSM_FINGER_RESET(f) do { \ 324 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 325} while (0) 326 327typedef struct elantechhw { 328 int hwversion; 329 int fwversion; 330 int sizex; 331 int sizey; 332 int dpmmx; 333 int dpmmy; 334 int ntracesx; 335 int ntracesy; 336 int dptracex; 337 int dptracey; 338 int issemimt; 339 int isclickpad; 340 int hascrc; 341 int hastrackpoint; 342 int haspressure; 343} elantechhw_t; 344 345/* minimum versions supported by this driver */ 346#define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 347 348#define ELANTECH_MAGIC(magic) \ 349 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 350 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 351 352#define ELANTECH_FW_ID 0x00 353#define ELANTECH_FW_VERSION 0x01 354#define ELANTECH_CAPABILITIES 0x02 355#define ELANTECH_SAMPLE 0x03 356#define ELANTECH_RESOLUTION 0x04 357#define ELANTECH_REG_READ 0x10 358#define ELANTECH_REG_WRITE 0x11 359#define ELANTECH_REG_RDWR 0x00 360#define ELANTECH_CUSTOM_CMD 0xf8 361 362#ifdef EVDEV_SUPPORT 363#define ELANTECH_MAX_FINGERS 5 364#else 365#define ELANTECH_MAX_FINGERS PSM_FINGERS 366#endif 367 368#define ELANTECH_FINGER_MAX_P 255 369#define ELANTECH_FINGER_MAX_W 15 370#define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 371 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 372 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 373 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 374 .w = PSM_FINGER_DEFAULT_W, \ 375 .flags = 0 \ 376} 377 378enum { 379 ELANTECH_PKT_NOP, 380 ELANTECH_PKT_TRACKPOINT, 381 ELANTECH_PKT_V2_COMMON, 382 ELANTECH_PKT_V2_2FINGER, 383 ELANTECH_PKT_V3, 384 ELANTECH_PKT_V4_STATUS, 385 ELANTECH_PKT_V4_HEAD, 386 ELANTECH_PKT_V4_MOTION 387}; 388 389#define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 390#define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 391 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 392 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 393 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 394 (pb)->ipacket[5] == 0xff) 395#define ELANTECH_PKT_IS_V2(pb) \ 396 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 397#define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 398 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 399 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 400#define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 401 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 402 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 403#define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 404 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 405 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x1c) == 0x10) 406 407typedef struct elantechaction { 408 finger_t fingers[ELANTECH_MAX_FINGERS]; 409 int mask; 410 int mask_v4wait; 411} elantechaction_t; 412 413/* driver control block */ 414struct psm_softc { /* Driver status information */ 415 int unit; 416 struct selinfo rsel; /* Process selecting for Input */ 417 u_char state; /* Mouse driver state */ 418 int config; /* driver configuration flags */ 419 int flags; /* other flags */ 420 KBDC kbdc; /* handle to access kbd controller */ 421 struct resource *intr; /* IRQ resource */ 422 void *ih; /* interrupt handle */ 423 mousehw_t hw; /* hardware information */ 424 synapticshw_t synhw; /* Synaptics hardware information */ 425 synapticsinfo_t syninfo; /* Synaptics configuration */ 426 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 427 gesture_t gesture; /* Gesture context */ 428 elantechhw_t elanhw; /* Elantech hardware information */ 429 elantechaction_t elanaction; /* Elantech action context */ 430 int tphw; /* TrackPoint hardware information */ 431 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 432 mousemode_t mode; /* operation mode */ 433 mousemode_t dflt_mode; /* default operation mode */ 434 mousestatus_t status; /* accumulated mouse movement */ 435 ringbuf_t queue; /* mouse status queue */ 436 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 437 int pqueue_start; /* start of data in queue */ 438 int pqueue_end; /* end of data in queue */ 439 int button; /* the latest button state */ 440 int xold; /* previous absolute X position */ 441 int yold; /* previous absolute Y position */ 442 int xaverage; /* average X position */ 443 int yaverage; /* average Y position */ 444 int squelch; /* level to filter movement at low speed */ 445 int syncerrors; /* # of bytes discarded to synchronize */ 446 int pkterrors; /* # of packets failed during quaranteen. */ 447 int fpcount; /* forcePad valid packet counter */ 448 struct timeval inputtimeout; 449 struct timeval lastsoftintr; /* time of last soft interrupt */ 450 struct timeval lastinputerr; /* time last sync error happened */ 451 struct timeval idletimeout; 452 packetbuf_t idlepacket; /* packet to send after idle timeout */ 453 int watchdog; /* watchdog timer flag */ 454 struct callout callout; /* watchdog timer call out */ 455 struct callout softcallout; /* buffer timer call out */ 456 struct cdev *dev; 457 struct cdev *bdev; 458 int lasterr; 459 int cmdcount; 460 struct sigio *async; /* Processes waiting for SIGIO */ 461 int extended_buttons; 462 int muxport; /* MUX port with attached Synaptics */ 463 u_char muxsave[3]; /* 3->6 byte proto conversion buffer */ 464 int muxtpbuttons; /* Touchpad button state */ 465 int muxmsbuttons; /* Mouse (trackpoint) button state */ 466 struct timeval muxmidtimeout; /* middle button supression timeout */ 467#ifdef EVDEV_SUPPORT 468 struct evdev_dev *evdev_a; /* Absolute reporting device */ 469 struct evdev_dev *evdev_r; /* Relative reporting device */ 470#endif 471}; 472static devclass_t psm_devclass; 473 474/* driver state flags (state) */ 475#define PSM_VALID 0x80 476#define PSM_OPEN 1 /* Device is open */ 477#define PSM_ASLP 2 /* Waiting for mouse data */ 478#define PSM_SOFTARMED 4 /* Software interrupt armed */ 479#define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 480#define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 481#define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 482 483/* driver configuration flags (config) */ 484#define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 485#define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 486#define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 487#define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 488#define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 489#define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 490#define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 491#define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 492#define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 493 494#define PSM_CONFIG_FLAGS \ 495 (PSM_CONFIG_RESOLUTION | \ 496 PSM_CONFIG_ACCEL | \ 497 PSM_CONFIG_NOCHECKSYNC | \ 498 PSM_CONFIG_NOIDPROBE | \ 499 PSM_CONFIG_NORESET | \ 500 PSM_CONFIG_FORCETAP | \ 501 PSM_CONFIG_IGNPORTERROR | \ 502 PSM_CONFIG_HOOKRESUME | \ 503 PSM_CONFIG_INITAFTERSUSPEND) 504 505/* other flags (flags) */ 506#define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 507 508#define kbdcp(p) ((atkbdc_softc_t *)(p)) 509#define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 510 & KBDC_QUIRK_KEEP_ACTIVATED) 511 512/* Tunables */ 513static int tap_enabled = -1; 514static int verbose = PSM_DEBUG; 515static int synaptics_support = 0; 516static int trackpoint_support = 0; 517static int elantech_support = 0; 518static int mux_disabled = 0; 519 520/* for backward compatibility */ 521#define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 522#define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 523#define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 524 525typedef struct old_mousehw { 526 int buttons; 527 int iftype; 528 int type; 529 int hwid; 530} old_mousehw_t; 531 532typedef struct old_mousemode { 533 int protocol; 534 int rate; 535 int resolution; 536 int accelfactor; 537} old_mousemode_t; 538 539#define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 540enum { 541 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 542 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 543 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 544 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 545 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 546 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 547 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 548 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 549 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 550 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 551 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 552 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 553 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 554 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 555 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 556 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 557 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 558 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 559 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 560 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 561 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 562 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 563 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 564 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 565 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 566 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 567 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 568 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 569 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 570 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 571 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 572 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 573 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 574 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 575 SYNAPTICS_SYSCTL_NATURAL_SCROLL = SYN_OFFSET(natural_scroll), 576#define SYNAPTICS_SYSCTL_LAST SYNAPTICS_SYSCTL_NATURAL_SCROLL 577}; 578 579/* packet formatting function */ 580typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 581 mousestatus_t *); 582 583/* function prototypes */ 584static void psmidentify(driver_t *, device_t); 585static int psmprobe(device_t); 586static int psmattach(device_t); 587static int psmdetach(device_t); 588static int psmresume(device_t); 589 590static d_open_t psm_cdev_open; 591static d_close_t psm_cdev_close; 592static d_read_t psmread; 593static d_write_t psmwrite; 594static d_ioctl_t psmioctl; 595static d_poll_t psmpoll; 596 597static int psmopen(struct psm_softc *); 598static int psmclose(struct psm_softc *); 599 600#ifdef EVDEV_SUPPORT 601static evdev_open_t psm_ev_open_r; 602static evdev_close_t psm_ev_close_r; 603static evdev_open_t psm_ev_open_a; 604static evdev_close_t psm_ev_close_a; 605#endif 606 607static int enable_aux_dev(KBDC); 608static int disable_aux_dev(KBDC); 609static int get_mouse_status(KBDC, int *, int, int); 610static int get_aux_id(KBDC); 611static int set_mouse_sampling_rate(KBDC, int); 612static int set_mouse_scaling(KBDC, int); 613static int set_mouse_resolution(KBDC, int); 614static int set_mouse_mode(KBDC); 615static int get_mouse_buttons(KBDC); 616static int is_a_mouse(int); 617static void recover_from_error(KBDC); 618static int restore_controller(KBDC, int); 619static int doinitialize(struct psm_softc *, mousemode_t *); 620static int doopen(struct psm_softc *, int); 621static int reinitialize(struct psm_softc *, int); 622static char *model_name(int); 623static void psmsoftintr(void *); 624static void psmsoftintridle(void *); 625static void psmintr(void *); 626static void psmtimeout(void *); 627static int timeelapsed(const struct timeval *, int, int, 628 const struct timeval *); 629static void dropqueue(struct psm_softc *); 630static void flushpackets(struct psm_softc *); 631static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 632 mousestatus_t *, int *, int *, int *); 633static int proc_synaptics(struct psm_softc *, packetbuf_t *, 634 mousestatus_t *, int *, int *, int *); 635static int proc_synaptics_mux(struct psm_softc *, packetbuf_t *); 636static void proc_versapad(struct psm_softc *, packetbuf_t *, 637 mousestatus_t *, int *, int *, int *); 638static int proc_elantech(struct psm_softc *, packetbuf_t *, 639 mousestatus_t *, int *, int *, int *); 640static int psmpalmdetect(struct psm_softc *, finger_t *, int); 641static void psmgestures(struct psm_softc *, finger_t *, int, 642 mousestatus_t *); 643static void psmsmoother(struct psm_softc *, finger_t *, int, 644 mousestatus_t *, int *, int *); 645static int tame_mouse(struct psm_softc *, packetbuf_t *, mousestatus_t *, 646 u_char *); 647 648/* vendor specific features */ 649enum probearg { PROBE, REINIT }; 650typedef int probefunc_t(struct psm_softc *, enum probearg); 651 652static int mouse_id_proc1(KBDC, int, int, int *); 653static int mouse_ext_command(KBDC, int); 654 655static probefunc_t enable_groller; 656static probefunc_t enable_gmouse; 657static probefunc_t enable_aglide; 658static probefunc_t enable_kmouse; 659static probefunc_t enable_msexplorer; 660static probefunc_t enable_msintelli; 661static probefunc_t enable_4dmouse; 662static probefunc_t enable_4dplus; 663static probefunc_t enable_mmanplus; 664static probefunc_t enable_synaptics; 665static probefunc_t enable_synaptics_mux; 666static probefunc_t enable_trackpoint; 667static probefunc_t enable_versapad; 668static probefunc_t enable_elantech; 669 670static void set_trackpoint_parameters(struct psm_softc *sc); 671static void synaptics_passthrough_on(struct psm_softc *sc); 672static void synaptics_passthrough_off(struct psm_softc *sc); 673static int synaptics_preferred_mode(struct psm_softc *sc); 674static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 675 676static struct { 677 int model; 678 u_char syncmask; 679 int packetsize; 680 probefunc_t *probefunc; 681} vendortype[] = { 682 /* 683 * WARNING: the order of probe is very important. Don't mess it 684 * unless you know what you are doing. 685 */ 686 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad on Active Mux */ 687 0x00, MOUSE_PS2_PACKETSIZE, enable_synaptics_mux }, 688 { MOUSE_MODEL_NET, /* Genius NetMouse */ 689 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 690 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 691 0xc8, 6, enable_groller }, 692 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 693 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 694 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 695 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 696 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 697 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 698 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 699 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 700 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 701 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 702 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 703 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 704 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 705 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 706 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 707 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 708 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 709 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 710 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 711 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 712 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 713 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 714 { MOUSE_MODEL_GENERIC, 715 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 716}; 717#define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 718 719/* device driver declarateion */ 720static device_method_t psm_methods[] = { 721 /* Device interface */ 722 DEVMETHOD(device_identify, psmidentify), 723 DEVMETHOD(device_probe, psmprobe), 724 DEVMETHOD(device_attach, psmattach), 725 DEVMETHOD(device_detach, psmdetach), 726 DEVMETHOD(device_resume, psmresume), 727 728 { 0, 0 } 729}; 730 731static driver_t psm_driver = { 732 PSM_DRIVER_NAME, 733 psm_methods, 734 sizeof(struct psm_softc), 735}; 736 737static struct cdevsw psm_cdevsw = { 738 .d_version = D_VERSION, 739 .d_flags = D_NEEDGIANT, 740 .d_open = psm_cdev_open, 741 .d_close = psm_cdev_close, 742 .d_read = psmread, 743 .d_write = psmwrite, 744 .d_ioctl = psmioctl, 745 .d_poll = psmpoll, 746 .d_name = PSM_DRIVER_NAME, 747}; 748 749#ifdef EVDEV_SUPPORT 750static const struct evdev_methods psm_ev_methods_r = { 751 .ev_open = psm_ev_open_r, 752 .ev_close = psm_ev_close_r, 753}; 754static const struct evdev_methods psm_ev_methods_a = { 755 .ev_open = psm_ev_open_a, 756 .ev_close = psm_ev_close_a, 757}; 758#endif 759 760/* device I/O routines */ 761static int 762enable_aux_dev(KBDC kbdc) 763{ 764 int res; 765 766 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 767 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 768 769 return (res == PSM_ACK); 770} 771 772static int 773disable_aux_dev(KBDC kbdc) 774{ 775 int res; 776 777 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 778 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 779 780 return (res == PSM_ACK); 781} 782 783static int 784get_mouse_status(KBDC kbdc, int *status, int flag, int len) 785{ 786 int cmd; 787 int res; 788 int i; 789 790 switch (flag) { 791 case 0: 792 default: 793 cmd = PSMC_SEND_DEV_STATUS; 794 break; 795 case 1: 796 cmd = PSMC_SEND_DEV_DATA; 797 break; 798 } 799 empty_aux_buffer(kbdc, 5); 800 res = send_aux_command(kbdc, cmd); 801 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 802 (flag == 1) ? "DATA" : "STATUS", res)); 803 if (res != PSM_ACK) 804 return (0); 805 806 for (i = 0; i < len; ++i) { 807 status[i] = read_aux_data(kbdc); 808 if (status[i] < 0) 809 break; 810 } 811 812 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 813 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 814 815 return (i); 816} 817 818static int 819get_aux_id(KBDC kbdc) 820{ 821 int res; 822 int id; 823 824 empty_aux_buffer(kbdc, 5); 825 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 826 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 827 if (res != PSM_ACK) 828 return (-1); 829 830 /* 10ms delay */ 831 DELAY(10000); 832 833 id = read_aux_data(kbdc); 834 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 835 836 return (id); 837} 838 839static int 840set_mouse_sampling_rate(KBDC kbdc, int rate) 841{ 842 int res; 843 844 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 845 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 846 847 return ((res == PSM_ACK) ? rate : -1); 848} 849 850static int 851set_mouse_scaling(KBDC kbdc, int scale) 852{ 853 int res; 854 855 switch (scale) { 856 case 1: 857 default: 858 scale = PSMC_SET_SCALING11; 859 break; 860 case 2: 861 scale = PSMC_SET_SCALING21; 862 break; 863 } 864 res = send_aux_command(kbdc, scale); 865 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 866 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 867 868 return (res == PSM_ACK); 869} 870 871/* `val' must be 0 through PSMD_MAX_RESOLUTION */ 872static int 873set_mouse_resolution(KBDC kbdc, int val) 874{ 875 int res; 876 877 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 878 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 879 880 return ((res == PSM_ACK) ? val : -1); 881} 882 883/* 884 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 885 * re-enabled by calling `enable_aux_dev()' 886 */ 887static int 888set_mouse_mode(KBDC kbdc) 889{ 890 int res; 891 892 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 893 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 894 895 return (res == PSM_ACK); 896} 897 898static int 899get_mouse_buttons(KBDC kbdc) 900{ 901 int c = 2; /* assume two buttons by default */ 902 int status[3]; 903 904 /* 905 * NOTE: a special sequence to obtain Logitech Mouse specific 906 * information: set resolution to 25 ppi, set scaling to 1:1, set 907 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 908 * mouse status bytes is the number of available buttons. 909 * Some manufactures also support this sequence. 910 */ 911 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 912 return (c); 913 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 914 set_mouse_scaling(kbdc, 1) && 915 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 916 return (status[1]); 917 return (c); 918} 919 920/* misc subroutines */ 921/* 922 * Someday, I will get the complete list of valid pointing devices and 923 * their IDs... XXX 924 */ 925static int 926is_a_mouse(int id) 927{ 928#if 0 929 static int valid_ids[] = { 930 PSM_MOUSE_ID, /* mouse */ 931 PSM_BALLPOINT_ID, /* ballpoint device */ 932 PSM_INTELLI_ID, /* Intellimouse */ 933 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 934 -1 /* end of table */ 935 }; 936 int i; 937 938 for (i = 0; valid_ids[i] >= 0; ++i) 939 if (valid_ids[i] == id) 940 return (TRUE); 941 return (FALSE); 942#else 943 return (TRUE); 944#endif 945} 946 947static char * 948model_name(int model) 949{ 950 static struct { 951 int model_code; 952 char *model_name; 953 } models[] = { 954 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 955 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 956 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 957 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 958 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 959 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 960 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 961 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 962 { MOUSE_MODEL_4D, "4D Mouse" }, 963 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 964 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 965 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 966 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 967 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 968 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 969 }; 970 int i; 971 972 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 973 if (models[i].model_code == model) 974 break; 975 return (models[i].model_name); 976} 977 978static void 979recover_from_error(KBDC kbdc) 980{ 981 /* discard anything left in the output buffer */ 982 empty_both_buffers(kbdc, 10); 983 984#if 0 985 /* 986 * NOTE: KBDC_RESET_KBD may not restore the communication between the 987 * keyboard and the controller. 988 */ 989 reset_kbd(kbdc); 990#else 991 /* 992 * NOTE: somehow diagnostic and keyboard port test commands bring the 993 * keyboard back. 994 */ 995 if (!test_controller(kbdc)) 996 log(LOG_ERR, "psm: keyboard controller failed.\n"); 997 /* if there isn't a keyboard in the system, the following error is OK */ 998 if (test_kbd_port(kbdc) != 0) 999 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 1000#endif 1001} 1002 1003static int 1004restore_controller(KBDC kbdc, int command_byte) 1005{ 1006 empty_both_buffers(kbdc, 10); 1007 1008 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 1009 log(LOG_ERR, "psm: failed to restore the keyboard controller " 1010 "command byte.\n"); 1011 empty_both_buffers(kbdc, 10); 1012 return (FALSE); 1013 } else { 1014 empty_both_buffers(kbdc, 10); 1015 return (TRUE); 1016 } 1017} 1018 1019/* 1020 * Re-initialize the aux port and device. The aux port must be enabled 1021 * and its interrupt must be disabled before calling this routine. 1022 * The aux device will be disabled before returning. 1023 * The keyboard controller must be locked via `kbdc_lock()' before 1024 * calling this routine. 1025 */ 1026static int 1027doinitialize(struct psm_softc *sc, mousemode_t *mode) 1028{ 1029 KBDC kbdc = sc->kbdc; 1030 int stat[3]; 1031 int i; 1032 1033 switch((i = test_aux_port(kbdc))) { 1034 case 1: /* ignore these errors */ 1035 case 2: 1036 case 3: 1037 case PSM_ACK: 1038 if (verbose) 1039 log(LOG_DEBUG, 1040 "psm%d: strange result for test aux port (%d).\n", 1041 sc->unit, i); 1042 /* FALLTHROUGH */ 1043 case 0: /* no error */ 1044 break; 1045 case -1: /* time out */ 1046 default: /* error */ 1047 recover_from_error(kbdc); 1048 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1049 break; 1050 log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 1051 sc->unit, i); 1052 return (FALSE); 1053 } 1054 1055 if (sc->config & PSM_CONFIG_NORESET) { 1056 /* 1057 * Don't try to reset the pointing device. It may possibly 1058 * be left in the unknown state, though... 1059 */ 1060 } else { 1061 /* 1062 * NOTE: some controllers appears to hang the `keyboard' when 1063 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1064 */ 1065 if (!reset_aux_dev(kbdc)) { 1066 recover_from_error(kbdc); 1067 log(LOG_ERR, "psm%d: failed to reset the aux device.\n", 1068 sc->unit); 1069 return (FALSE); 1070 } 1071 } 1072 1073 /* 1074 * both the aux port and the aux device is functioning, see 1075 * if the device can be enabled. 1076 */ 1077 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1078 log(LOG_ERR, "psm%d: failed to enable the aux device.\n", 1079 sc->unit); 1080 return (FALSE); 1081 } 1082 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1083 1084 /* Re-enable the mouse. */ 1085 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1086 if (vendortype[i].model == sc->hw.model) 1087 (*vendortype[i].probefunc)(sc, REINIT); 1088 1089 /* set mouse parameters */ 1090 if (mode != (mousemode_t *)NULL) { 1091 if (mode->rate > 0) 1092 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1093 if (mode->resolution >= 0) 1094 mode->resolution = 1095 set_mouse_resolution(kbdc, mode->resolution); 1096 set_mouse_scaling(kbdc, 1); 1097 set_mouse_mode(kbdc); 1098 } 1099 1100 /* Record sync on the next data packet we see. */ 1101 sc->flags |= PSM_NEED_SYNCBITS; 1102 1103 /* just check the status of the mouse */ 1104 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1105 log(LOG_DEBUG, "psm%d: failed to get status (doinitialize).\n", 1106 sc->unit); 1107 1108 return (TRUE); 1109} 1110 1111static int 1112doopen(struct psm_softc *sc, int command_byte) 1113{ 1114 int stat[3]; 1115 int mux_enabled = FALSE; 1116 1117 /* 1118 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1119 * no obvious reason. Thus we check the current mode and restore the 1120 * Absolute Mode if it was cleared. 1121 * 1122 * The previous hack at the end of psmprobe() wasn't efficient when 1123 * moused(8) was restarted. 1124 * 1125 * A Reset (FF) or Set Defaults (F6) command would clear the 1126 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1127 * doesn't show any evidence of such a command. 1128 */ 1129 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1130 if (sc->muxport != PSM_NOMUX) { 1131 mux_enabled = enable_aux_mux(sc->kbdc) >= 0; 1132 if (mux_enabled) 1133 set_active_aux_mux_port(sc->kbdc, sc->muxport); 1134 else 1135 log(LOG_ERR, "psm%d: failed to enable " 1136 "active multiplexing mode.\n", 1137 sc->unit); 1138 } 1139 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODES); 1140 get_mouse_status(sc->kbdc, stat, 0, 3); 1141 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1142 stat[1] == 0x47) && 1143 stat[2] == 0x40) { 1144 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1145 VLOG(5, (LOG_DEBUG, "psm%d: Synaptis Absolute Mode " 1146 "hopefully restored\n", 1147 sc->unit)); 1148 } 1149 if (mux_enabled) 1150 disable_aux_mux(sc->kbdc); 1151 } 1152 1153 /* 1154 * A user may want to disable tap and drag gestures on a Synaptics 1155 * TouchPad when it operates in Relative Mode. 1156 */ 1157 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1158 if (tap_enabled > 0) { 1159 VLOG(2, (LOG_DEBUG, 1160 "psm%d: enable tap and drag gestures\n", 1161 sc->unit)); 1162 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1163 } else if (tap_enabled == 0) { 1164 VLOG(2, (LOG_DEBUG, 1165 "psm%d: disable tap and drag gestures\n", 1166 sc->unit)); 1167 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1168 } 1169 } 1170 1171 /* enable the mouse device */ 1172 if (!enable_aux_dev(sc->kbdc)) { 1173 /* MOUSE ERROR: failed to enable the mouse because: 1174 * 1) the mouse is faulty, 1175 * 2) the mouse has been removed(!?) 1176 * In the latter case, the keyboard may have hung, and need 1177 * recovery procedure... 1178 */ 1179 recover_from_error(sc->kbdc); 1180#if 0 1181 /* FIXME: we could reset the mouse here and try to enable 1182 * it again. But it will take long time and it's not a good 1183 * idea to disable the keyboard that long... 1184 */ 1185 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1186 recover_from_error(sc->kbdc); 1187#else 1188 { 1189#endif 1190 restore_controller(sc->kbdc, command_byte); 1191 /* mark this device is no longer available */ 1192 sc->state &= ~PSM_VALID; 1193 log(LOG_ERR, 1194 "psm%d: failed to enable the device (doopen).\n", 1195 sc->unit); 1196 return (EIO); 1197 } 1198 } 1199 1200 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1201 log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", 1202 sc->unit); 1203 1204 /* enable the aux port and interrupt */ 1205 if (!set_controller_command_byte(sc->kbdc, 1206 kbdc_get_device_mask(sc->kbdc), 1207 (command_byte & KBD_KBD_CONTROL_BITS) | 1208 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1209 /* CONTROLLER ERROR */ 1210 disable_aux_dev(sc->kbdc); 1211 restore_controller(sc->kbdc, command_byte); 1212 log(LOG_ERR, 1213 "psm%d: failed to enable the aux interrupt (doopen).\n", 1214 sc->unit); 1215 return (EIO); 1216 } 1217 1218 /* start the watchdog timer */ 1219 sc->watchdog = FALSE; 1220 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1221 1222 return (0); 1223} 1224 1225static int 1226reinitialize(struct psm_softc *sc, int doinit) 1227{ 1228 int err; 1229 int c; 1230 int s; 1231 1232 /* don't let anybody mess with the aux device */ 1233 if (!kbdc_lock(sc->kbdc, TRUE)) 1234 return (EIO); 1235 s = spltty(); 1236 1237 /* block our watchdog timer */ 1238 sc->watchdog = FALSE; 1239 callout_stop(&sc->callout); 1240 1241 /* save the current controller command byte */ 1242 empty_both_buffers(sc->kbdc, 10); 1243 c = get_controller_command_byte(sc->kbdc); 1244 VLOG(2, (LOG_DEBUG, 1245 "psm%d: current command byte: %04x (reinitialize).\n", 1246 sc->unit, c)); 1247 1248 /* enable the aux port but disable the aux interrupt and the keyboard */ 1249 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1250 kbdc_get_device_mask(sc->kbdc), 1251 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1252 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1253 /* CONTROLLER ERROR */ 1254 splx(s); 1255 kbdc_lock(sc->kbdc, FALSE); 1256 log(LOG_ERR, 1257 "psm%d: unable to set the command byte (reinitialize).\n", 1258 sc->unit); 1259 return (EIO); 1260 } 1261 1262 /* flush any data */ 1263 if (sc->state & PSM_VALID) { 1264 /* this may fail; but never mind... */ 1265 disable_aux_dev(sc->kbdc); 1266 empty_aux_buffer(sc->kbdc, 10); 1267 } 1268 flushpackets(sc); 1269 sc->syncerrors = 0; 1270 sc->pkterrors = 0; 1271 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1272 1273 /* try to detect the aux device; are you still there? */ 1274 err = 0; 1275 if (doinit) { 1276 if (doinitialize(sc, &sc->mode)) { 1277 /* yes */ 1278 sc->state |= PSM_VALID; 1279 } else { 1280 /* the device has gone! */ 1281 restore_controller(sc->kbdc, c); 1282 sc->state &= ~PSM_VALID; 1283 log(LOG_ERR, 1284 "psm%d: the aux device has gone! (reinitialize).\n", 1285 sc->unit); 1286 err = ENXIO; 1287 } 1288 } 1289 splx(s); 1290 1291 /* restore the driver state */ 1292 if ((sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A)) && 1293 (err == 0)) { 1294 /* enable the aux device and the port again */ 1295 err = doopen(sc, c); 1296 if (err != 0) 1297 log(LOG_ERR, "psm%d: failed to enable the device " 1298 "(reinitialize).\n", sc->unit); 1299 } else { 1300 /* restore the keyboard port and disable the aux port */ 1301 if (!set_controller_command_byte(sc->kbdc, 1302 kbdc_get_device_mask(sc->kbdc), 1303 (c & KBD_KBD_CONTROL_BITS) | 1304 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1305 /* CONTROLLER ERROR */ 1306 log(LOG_ERR, "psm%d: failed to disable the aux port " 1307 "(reinitialize).\n", sc->unit); 1308 err = EIO; 1309 } 1310 } 1311 1312 kbdc_lock(sc->kbdc, FALSE); 1313 return (err); 1314} 1315 1316/* psm driver entry points */ 1317 1318static void 1319psmidentify(driver_t *driver, device_t parent) 1320{ 1321 device_t psmc; 1322 device_t psm; 1323 u_long irq; 1324 int unit; 1325 1326 unit = device_get_unit(parent); 1327 1328 /* always add at least one child */ 1329 psm = BUS_ADD_CHILD(parent, KBDC_RID_AUX, driver->name, unit); 1330 if (psm == NULL) 1331 return; 1332 1333 irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX); 1334 if (irq > 0) 1335 return; 1336 1337 /* 1338 * If the PS/2 mouse device has already been reported by ACPI or 1339 * PnP BIOS, obtain the IRQ resource from it. 1340 * (See psmcpnp_attach() below.) 1341 */ 1342 psmc = device_find_child(device_get_parent(parent), 1343 PSMCPNP_DRIVER_NAME, unit); 1344 if (psmc == NULL) 1345 return; 1346 irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0); 1347 if (irq <= 0) 1348 return; 1349 bus_delete_resource(psmc, SYS_RES_IRQ, 0); 1350 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 1351} 1352 1353#define endprobe(v) do { \ 1354 if (bootverbose) \ 1355 --verbose; \ 1356 kbdc_set_device_mask(sc->kbdc, mask); \ 1357 kbdc_lock(sc->kbdc, FALSE); \ 1358 return (v); \ 1359} while (0) 1360 1361static int 1362psmprobe(device_t dev) 1363{ 1364 int unit = device_get_unit(dev); 1365 struct psm_softc *sc = device_get_softc(dev); 1366 int stat[3]; 1367 int command_byte; 1368 int mask; 1369 int rid; 1370 int i; 1371 1372#if 0 1373 kbdc_debug(TRUE); 1374#endif 1375 1376 /* see if IRQ is available */ 1377 rid = KBDC_RID_AUX; 1378 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1379 if (sc->intr == NULL) { 1380 if (bootverbose) 1381 device_printf(dev, "unable to allocate IRQ\n"); 1382 return (ENXIO); 1383 } 1384 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1385 1386 sc->unit = unit; 1387 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1388 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1389 /* XXX: for backward compatibility */ 1390#if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1391 sc->config |= 1392#ifdef PSM_RESETAFTERSUSPEND 1393 PSM_CONFIG_INITAFTERSUSPEND; 1394#else 1395 PSM_CONFIG_HOOKRESUME; 1396#endif 1397#endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1398 sc->flags = 0; 1399 sc->muxport = PSM_NOMUX; 1400 if (bootverbose) 1401 ++verbose; 1402 1403 device_set_desc(dev, "PS/2 Mouse"); 1404 1405 if (!kbdc_lock(sc->kbdc, TRUE)) { 1406 printf("psm%d: unable to lock the controller.\n", unit); 1407 if (bootverbose) 1408 --verbose; 1409 return (ENXIO); 1410 } 1411 1412 /* 1413 * NOTE: two bits in the command byte controls the operation of the 1414 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1415 * port interrupt (IRQ 12) enable bit (bit 2). 1416 */ 1417 1418 /* discard anything left after the keyboard initialization */ 1419 empty_both_buffers(sc->kbdc, 10); 1420 1421 /* save the current command byte; it will be used later */ 1422 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1423 command_byte = get_controller_command_byte(sc->kbdc); 1424 if (verbose) 1425 printf("psm%d: current command byte:%04x\n", unit, 1426 command_byte); 1427 if (command_byte == -1) { 1428 /* CONTROLLER ERROR */ 1429 printf("psm%d: unable to get the current command byte value.\n", 1430 unit); 1431 endprobe(ENXIO); 1432 } 1433 1434 /* 1435 * disable the keyboard port while probing the aux port, which must be 1436 * enabled during this routine 1437 */ 1438 if (!set_controller_command_byte(sc->kbdc, 1439 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1440 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1441 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1442 /* 1443 * this is CONTROLLER ERROR; I don't know how to recover 1444 * from this error... 1445 */ 1446 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1447 restore_controller(sc->kbdc, command_byte); 1448 printf("psm%d: unable to set the command byte.\n", unit); 1449 endprobe(ENXIO); 1450 } 1451 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 1452 1453 /* 1454 * NOTE: `test_aux_port()' is designed to return with zero if the aux 1455 * port exists and is functioning. However, some controllers appears 1456 * to respond with zero even when the aux port doesn't exist. (It may 1457 * be that this is only the case when the controller DOES have the aux 1458 * port but the port is not wired on the motherboard.) The keyboard 1459 * controllers without the port, such as the original AT, are 1460 * supposed to return with an error code or simply time out. In any 1461 * case, we have to continue probing the port even when the controller 1462 * passes this test. 1463 * 1464 * XXX: some controllers erroneously return the error code 1, 2 or 3 1465 * when it has a perfectly functional aux port. We have to ignore 1466 * this error code. Even if the controller HAS error with the aux 1467 * port, it will be detected later... 1468 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 1469 */ 1470 switch ((i = test_aux_port(sc->kbdc))) { 1471 case 1: /* ignore these errors */ 1472 case 2: 1473 case 3: 1474 case PSM_ACK: 1475 if (verbose) 1476 printf("psm%d: strange result for test aux port " 1477 "(%d).\n", unit, i); 1478 /* FALLTHROUGH */ 1479 case 0: /* no error */ 1480 break; 1481 case -1: /* time out */ 1482 default: /* error */ 1483 recover_from_error(sc->kbdc); 1484 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1485 break; 1486 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1487 restore_controller(sc->kbdc, command_byte); 1488 if (verbose) 1489 printf("psm%d: the aux port is not functioning (%d).\n", 1490 unit, i); 1491 endprobe(ENXIO); 1492 } 1493 1494 if (sc->config & PSM_CONFIG_NORESET) { 1495 /* 1496 * Don't try to reset the pointing device. It may possibly be 1497 * left in an unknown state, though... 1498 */ 1499 } else { 1500 /* 1501 * NOTE: some controllers appears to hang the `keyboard' when 1502 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1503 * 1504 * Attempt to reset the controller twice -- this helps 1505 * pierce through some KVM switches. The second reset 1506 * is non-fatal. 1507 */ 1508 if (!reset_aux_dev(sc->kbdc)) { 1509 recover_from_error(sc->kbdc); 1510 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1511 restore_controller(sc->kbdc, command_byte); 1512 if (verbose) 1513 printf("psm%d: failed to reset the aux " 1514 "device.\n", unit); 1515 endprobe(ENXIO); 1516 } else if (!reset_aux_dev(sc->kbdc)) { 1517 recover_from_error(sc->kbdc); 1518 if (verbose >= 2) 1519 printf("psm%d: failed to reset the aux device " 1520 "(2).\n", unit); 1521 } 1522 } 1523 1524 /* 1525 * both the aux port and the aux device are functioning, see if the 1526 * device can be enabled. NOTE: when enabled, the device will start 1527 * sending data; we shall immediately disable the device once we know 1528 * the device can be enabled. 1529 */ 1530 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 1531 /* MOUSE ERROR */ 1532 recover_from_error(sc->kbdc); 1533 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1534 restore_controller(sc->kbdc, command_byte); 1535 if (verbose) 1536 printf("psm%d: failed to enable the aux device.\n", 1537 unit); 1538 endprobe(ENXIO); 1539 } 1540 1541 /* save the default values after reset */ 1542 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 1543 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1544 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1545 } else { 1546 sc->dflt_mode.rate = sc->mode.rate = -1; 1547 sc->dflt_mode.resolution = sc->mode.resolution = -1; 1548 } 1549 1550 /* hardware information */ 1551 sc->hw.iftype = MOUSE_IF_PS2; 1552 1553 /* verify the device is a mouse */ 1554 sc->hw.hwid = get_aux_id(sc->kbdc); 1555 if (!is_a_mouse(sc->hw.hwid)) { 1556 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1557 restore_controller(sc->kbdc, command_byte); 1558 if (verbose) 1559 printf("psm%d: unknown device type (%d).\n", unit, 1560 sc->hw.hwid); 1561 endprobe(ENXIO); 1562 } 1563 switch (sc->hw.hwid) { 1564 case PSM_BALLPOINT_ID: 1565 sc->hw.type = MOUSE_TRACKBALL; 1566 break; 1567 case PSM_MOUSE_ID: 1568 case PSM_INTELLI_ID: 1569 case PSM_EXPLORER_ID: 1570 case PSM_4DMOUSE_ID: 1571 case PSM_4DPLUS_ID: 1572 sc->hw.type = MOUSE_MOUSE; 1573 break; 1574 default: 1575 sc->hw.type = MOUSE_UNKNOWN; 1576 break; 1577 } 1578 1579 if (sc->config & PSM_CONFIG_NOIDPROBE) { 1580 sc->hw.buttons = 2; 1581 i = GENERIC_MOUSE_ENTRY; 1582 } else { 1583 /* # of buttons */ 1584 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 1585 1586 /* other parameters */ 1587 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1588 if ((*vendortype[i].probefunc)(sc, PROBE)) { 1589 if (verbose >= 2) 1590 printf("psm%d: found %s\n", unit, 1591 model_name(vendortype[i].model)); 1592 break; 1593 } 1594 } 1595 1596 sc->hw.model = vendortype[i].model; 1597 1598 sc->dflt_mode.level = PSM_LEVEL_BASE; 1599 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 1600 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 1601 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 1602 sc->dflt_mode.syncmask[0] = 0; 1603 else 1604 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 1605 if (sc->config & PSM_CONFIG_FORCETAP) 1606 sc->dflt_mode.syncmask[0] &= ~MOUSE_PS2_TAP; 1607 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 1608 sc->mode = sc->dflt_mode; 1609 sc->mode.packetsize = vendortype[i].packetsize; 1610 1611 /* set mouse parameters */ 1612#if 0 1613 /* 1614 * A version of Logitech FirstMouse+ won't report wheel movement, 1615 * if SET_DEFAULTS is sent... Don't use this command. 1616 * This fix was found by Takashi Nishida. 1617 */ 1618 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 1619 if (verbose >= 2) 1620 printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, i); 1621#endif 1622 if (sc->config & PSM_CONFIG_RESOLUTION) 1623 sc->mode.resolution = 1624 set_mouse_resolution(sc->kbdc, 1625 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1626 else if (sc->mode.resolution >= 0) 1627 sc->mode.resolution = 1628 set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1629 if (sc->mode.rate > 0) 1630 sc->mode.rate = 1631 set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1632 set_mouse_scaling(sc->kbdc, 1); 1633 1634 /* Record sync on the next data packet we see. */ 1635 sc->flags |= PSM_NEED_SYNCBITS; 1636 1637 /* just check the status of the mouse */ 1638 /* 1639 * NOTE: XXX there are some arcane controller/mouse combinations out 1640 * there, which hung the controller unless there is data transmission 1641 * after ACK from the mouse. 1642 */ 1643 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1644 printf("psm%d: failed to get status.\n", unit); 1645 else { 1646 /* 1647 * When in its native mode, some mice operate with different 1648 * default parameters than in the PS/2 compatible mode. 1649 */ 1650 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1651 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1652 } 1653 1654 /* disable the aux port for now... */ 1655 if (!set_controller_command_byte(sc->kbdc, 1656 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1657 (command_byte & KBD_KBD_CONTROL_BITS) | 1658 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1659 /* 1660 * this is CONTROLLER ERROR; I don't know the proper way to 1661 * recover from this error... 1662 */ 1663 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1664 restore_controller(sc->kbdc, command_byte); 1665 printf("psm%d: unable to set the command byte.\n", unit); 1666 endprobe(ENXIO); 1667 } 1668 1669 /* done */ 1670 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1671 kbdc_lock(sc->kbdc, FALSE); 1672 return (0); 1673} 1674 1675#ifdef EVDEV_SUPPORT 1676/* Values are taken from Linux drivers for userland software compatibility */ 1677#define PS2_MOUSE_VENDOR 0x0002 1678#define PS2_MOUSE_GENERIC_PRODUCT 0x0001 1679#define PS2_MOUSE_SYNAPTICS_NAME "SynPS/2 Synaptics TouchPad" 1680#define PS2_MOUSE_SYNAPTICS_PRODUCT 0x0007 1681#define PS2_MOUSE_TRACKPOINT_NAME "TPPS/2 IBM TrackPoint" 1682#define PS2_MOUSE_TRACKPOINT_PRODUCT 0x000A 1683#define PS2_MOUSE_ELANTECH_NAME "ETPS/2 Elantech Touchpad" 1684#define PS2_MOUSE_ELANTECH_ST_NAME "ETPS/2 Elantech TrackPoint" 1685#define PS2_MOUSE_ELANTECH_PRODUCT 0x000E 1686 1687#define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1688 1689static void 1690psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1691{ 1692 size_t i; 1693 1694 for (i = 0; info[i][0] != ABS_CNT; i++) 1695 evdev_support_abs(evdev, info[i][0], 0, info[i][1], info[i][2], 1696 0, 0, info[i][3]); 1697} 1698 1699static void 1700psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1701{ 1702 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1703 1704 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1705 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1706 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1707 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1708 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1709} 1710 1711static void 1712psm_push_st_finger(struct psm_softc *sc, 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_X, f->x); 1717 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1718 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1719 if (sc->synhw.capPalmDetect) 1720 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1721} 1722 1723static void 1724psm_release_mt_slot(struct evdev_dev *evdev, int32_t slot) 1725{ 1726 1727 evdev_push_abs(evdev, ABS_MT_SLOT, slot); 1728 evdev_push_abs(evdev, ABS_MT_TRACKING_ID, -1); 1729} 1730 1731static int 1732psm_register(device_t dev, int model_code) 1733{ 1734 struct psm_softc *sc = device_get_softc(dev); 1735 struct evdev_dev *evdev_r; 1736 int error, i, nbuttons, nwheels, product; 1737 bool is_pointing_stick; 1738 const char *name; 1739 1740 name = model_name(model_code); 1741 nbuttons = sc->hw.buttons; 1742 product = PS2_MOUSE_GENERIC_PRODUCT; 1743 nwheels = 0; 1744 is_pointing_stick = false; 1745 1746 switch (model_code) { 1747 case MOUSE_MODEL_TRACKPOINT: 1748 name = PS2_MOUSE_TRACKPOINT_NAME; 1749 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1750 nbuttons = 3; 1751 is_pointing_stick = true; 1752 break; 1753 1754 case MOUSE_MODEL_ELANTECH: 1755 name = PS2_MOUSE_ELANTECH_ST_NAME; 1756 product = PS2_MOUSE_ELANTECH_PRODUCT; 1757 nbuttons = 3; 1758 is_pointing_stick = true; 1759 break; 1760 1761 case MOUSE_MODEL_MOUSEMANPLUS: 1762 case MOUSE_MODEL_4D: 1763 nwheels = 2; 1764 break; 1765 1766 case MOUSE_MODEL_EXPLORER: 1767 case MOUSE_MODEL_INTELLI: 1768 case MOUSE_MODEL_NET: 1769 case MOUSE_MODEL_NETSCROLL: 1770 case MOUSE_MODEL_4DPLUS: 1771 nwheels = 1; 1772 break; 1773 } 1774 1775 evdev_r = evdev_alloc(); 1776 evdev_set_name(evdev_r, name); 1777 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1778 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1779 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1780 1781 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1782 if (is_pointing_stick) 1783 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1784 evdev_support_event(evdev_r, EV_SYN); 1785 evdev_support_event(evdev_r, EV_KEY); 1786 evdev_support_event(evdev_r, EV_REL); 1787 evdev_support_rel(evdev_r, REL_X); 1788 evdev_support_rel(evdev_r, REL_Y); 1789 switch (nwheels) { 1790 case 2: 1791 evdev_support_rel(evdev_r, REL_HWHEEL); 1792 /* FALLTHROUGH */ 1793 case 1: 1794 evdev_support_rel(evdev_r, REL_WHEEL); 1795 } 1796 for (i = 0; i < nbuttons; i++) 1797 evdev_support_key(evdev_r, BTN_MOUSE + i); 1798 1799 error = evdev_register_mtx(evdev_r, &Giant); 1800 if (error) 1801 evdev_free(evdev_r); 1802 else 1803 sc->evdev_r = evdev_r; 1804 return (error); 1805} 1806 1807static int 1808psm_register_synaptics(device_t dev) 1809{ 1810 struct psm_softc *sc = device_get_softc(dev); 1811 const uint16_t synaptics_absinfo_st[][4] = { 1812 { ABS_X, sc->synhw.minimumXCoord, 1813 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1814 { ABS_Y, sc->synhw.minimumYCoord, 1815 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1816 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1817 ABSINFO_END, 1818 }; 1819 const uint16_t synaptics_absinfo_mt[][4] = { 1820 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1821 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1822 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1823 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1824 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1825 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1826 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1827 ABSINFO_END, 1828 }; 1829 struct evdev_dev *evdev_a; 1830 int error, i, guest_model; 1831 1832 evdev_a = evdev_alloc(); 1833 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1834 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1835 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1836 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1837 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1838 1839 evdev_support_event(evdev_a, EV_SYN); 1840 evdev_support_event(evdev_a, EV_KEY); 1841 evdev_support_event(evdev_a, EV_ABS); 1842 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1843 if (sc->synhw.capAdvancedGestures) 1844 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1845 if (sc->synhw.capClickPad) 1846 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1847 if (sc->synhw.capClickPad && sc->synhw.topButtonPad) 1848 evdev_support_prop(evdev_a, INPUT_PROP_TOPBUTTONPAD); 1849 evdev_support_key(evdev_a, BTN_TOUCH); 1850 evdev_support_nfingers(evdev_a, sc->synhw.capReportsV ? 5 : 3); 1851 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1852 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1853 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1854 if (sc->synhw.capPalmDetect) 1855 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 0, 15, 0, 0, 0); 1856 evdev_support_key(evdev_a, BTN_LEFT); 1857 if (!sc->synhw.capClickPad) { 1858 evdev_support_key(evdev_a, BTN_RIGHT); 1859 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1860 evdev_support_key(evdev_a, BTN_MIDDLE); 1861 } 1862 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1863 evdev_support_key(evdev_a, BTN_BACK); 1864 evdev_support_key(evdev_a, BTN_FORWARD); 1865 } 1866 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1867 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1868 evdev_support_key(evdev_a, BTN_0 + i); 1869 1870 error = evdev_register_mtx(evdev_a, &Giant); 1871 if (!error && (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX)) { 1872 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1873 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1874 error = psm_register(dev, guest_model); 1875 } 1876 if (error) 1877 evdev_free(evdev_a); 1878 else 1879 sc->evdev_a = evdev_a; 1880 return (error); 1881} 1882 1883static int 1884psm_register_elantech(device_t dev) 1885{ 1886 struct psm_softc *sc = device_get_softc(dev); 1887 const uint16_t elantech_absinfo[][4] = { 1888 { ABS_X, 0, sc->elanhw.sizex, 1889 sc->elanhw.dpmmx }, 1890 { ABS_Y, 0, sc->elanhw.sizey, 1891 sc->elanhw.dpmmy }, 1892 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1893 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1894 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1895 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1896 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1897 sc->elanhw.dpmmx }, 1898 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1899 sc->elanhw.dpmmy }, 1900 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1901 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1902 sc->elanhw.dptracex, 0 }, 1903 ABSINFO_END, 1904 }; 1905 struct evdev_dev *evdev_a; 1906 int error; 1907 1908 evdev_a = evdev_alloc(); 1909 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1910 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1911 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1912 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1913 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1914 1915 evdev_support_event(evdev_a, EV_SYN); 1916 evdev_support_event(evdev_a, EV_KEY); 1917 evdev_support_event(evdev_a, EV_ABS); 1918 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1919 if (sc->elanhw.issemimt) 1920 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1921 if (sc->elanhw.isclickpad) 1922 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1923 evdev_support_key(evdev_a, BTN_TOUCH); 1924 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1925 evdev_support_key(evdev_a, BTN_LEFT); 1926 if (!sc->elanhw.isclickpad) 1927 evdev_support_key(evdev_a, BTN_RIGHT); 1928 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1929 1930 error = evdev_register_mtx(evdev_a, &Giant); 1931 if (!error && sc->elanhw.hastrackpoint) 1932 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1933 if (error) 1934 evdev_free(evdev_a); 1935 else 1936 sc->evdev_a = evdev_a; 1937 return (error); 1938} 1939#endif 1940 1941static int 1942psmattach(device_t dev) 1943{ 1944 struct make_dev_args mda; 1945 int unit = device_get_unit(dev); 1946 struct psm_softc *sc = device_get_softc(dev); 1947 int error; 1948 int rid; 1949 1950 /* Setup initial state */ 1951 sc->state = PSM_VALID; 1952 callout_init(&sc->callout, 0); 1953 callout_init(&sc->softcallout, 0); 1954 1955 /* Setup our interrupt handler */ 1956 rid = KBDC_RID_AUX; 1957 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1958 if (sc->intr == NULL) 1959 return (ENXIO); 1960 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1961 &sc->ih); 1962 if (error) 1963 goto out; 1964 1965 /* Done */ 1966 make_dev_args_init(&mda); 1967 mda.mda_devsw = &psm_cdevsw; 1968 mda.mda_mode = 0666; 1969 mda.mda_si_drv1 = sc; 1970 1971 if ((error = make_dev_s(&mda, &sc->dev, "psm%d", unit)) != 0) 1972 goto out; 1973 if ((error = make_dev_s(&mda, &sc->bdev, "bpsm%d", unit)) != 0) 1974 goto out; 1975 1976#ifdef EVDEV_SUPPORT 1977 switch (sc->hw.model) { 1978 case MOUSE_MODEL_SYNAPTICS: 1979 error = psm_register_synaptics(dev); 1980 break; 1981 1982 case MOUSE_MODEL_ELANTECH: 1983 error = psm_register_elantech(dev); 1984 break; 1985 1986 default: 1987 error = psm_register(dev, sc->hw.model); 1988 } 1989 1990 if (error) 1991 goto out; 1992#endif 1993 1994 /* Some touchpad devices need full reinitialization after suspend. */ 1995 switch (sc->hw.model) { 1996 case MOUSE_MODEL_SYNAPTICS: 1997 case MOUSE_MODEL_GLIDEPOINT: 1998 case MOUSE_MODEL_VERSAPAD: 1999 case MOUSE_MODEL_ELANTECH: 2000 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2001 break; 2002 default: 2003 if (sc->synhw.infoMajor >= 4 || sc->tphw > 0) 2004 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2005 break; 2006 } 2007 2008 /* Elantech trackpad`s sync bit differs from touchpad`s one */ 2009 if (sc->hw.model == MOUSE_MODEL_ELANTECH && 2010 (sc->elanhw.hascrc || sc->elanhw.hastrackpoint)) { 2011 sc->config |= PSM_CONFIG_NOCHECKSYNC; 2012 sc->flags &= ~PSM_NEED_SYNCBITS; 2013 } 2014 2015 if (!verbose) 2016 printf("psm%d: model %s, device ID %d\n", 2017 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 2018 else { 2019 printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 2020 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 2021 sc->hw.hwid >> 8, sc->hw.buttons); 2022 printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 2023 unit, sc->config, sc->flags, sc->mode.packetsize); 2024 printf("psm%d: syncmask:%02x, syncbits:%02x%s\n", 2025 unit, sc->mode.syncmask[0], sc->mode.syncmask[1], 2026 sc->config & PSM_CONFIG_NOCHECKSYNC ? " (sync not checked)" : ""); 2027 } 2028 2029 if (bootverbose) 2030 --verbose; 2031 2032out: 2033 if (error != 0) { 2034 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2035 if (sc->dev != NULL) 2036 destroy_dev(sc->dev); 2037 if (sc->bdev != NULL) 2038 destroy_dev(sc->bdev); 2039 } 2040 return (error); 2041} 2042 2043static int 2044psmdetach(device_t dev) 2045{ 2046 struct psm_softc *sc; 2047 int rid; 2048 2049 sc = device_get_softc(dev); 2050 if (sc->state & PSM_OPEN) 2051 return (EBUSY); 2052 2053#ifdef EVDEV_SUPPORT 2054 evdev_free(sc->evdev_r); 2055 evdev_free(sc->evdev_a); 2056#endif 2057 2058 rid = KBDC_RID_AUX; 2059 bus_teardown_intr(dev, sc->intr, sc->ih); 2060 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2061 2062 destroy_dev(sc->dev); 2063 destroy_dev(sc->bdev); 2064 2065 callout_drain(&sc->callout); 2066 callout_drain(&sc->softcallout); 2067 2068 return (0); 2069} 2070 2071#ifdef EVDEV_SUPPORT 2072static int 2073psm_ev_open_r(struct evdev_dev *evdev, void *ev_softc) 2074{ 2075 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2076 int err = 0; 2077 2078 /* Get device data */ 2079 if ((sc->state & PSM_VALID) == 0) { 2080 /* the device is no longer valid/functioning */ 2081 return (ENXIO); 2082 } 2083 2084 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2085 err = psmopen(sc); 2086 2087 if (err == 0) 2088 sc->state |= PSM_EV_OPEN_R; 2089 2090 return (err); 2091} 2092 2093static void 2094psm_ev_close_r(struct evdev_dev *evdev, void *ev_softc) 2095{ 2096 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2097 2098 sc->state &= ~PSM_EV_OPEN_R; 2099 2100 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2101 return; 2102 2103 if (sc->state & PSM_VALID) 2104 psmclose(sc); 2105} 2106 2107static int 2108psm_ev_open_a(struct evdev_dev *evdev, void *ev_softc) 2109{ 2110 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2111 int err = 0; 2112 2113 /* Get device data */ 2114 if ((sc->state & PSM_VALID) == 0) { 2115 /* the device is no longer valid/functioning */ 2116 return (ENXIO); 2117 } 2118 2119 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2120 err = psmopen(sc); 2121 2122 if (err == 0) 2123 sc->state |= PSM_EV_OPEN_A; 2124 2125 return (err); 2126} 2127 2128static void 2129psm_ev_close_a(struct evdev_dev *evdev, void *ev_softc) 2130{ 2131 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2132 2133 sc->state &= ~PSM_EV_OPEN_A; 2134 2135 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2136 return; 2137 2138 if (sc->state & PSM_VALID) 2139 psmclose(sc); 2140} 2141#endif 2142 2143static int 2144psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2145{ 2146 struct psm_softc *sc; 2147 int err = 0; 2148 2149 /* Get device data */ 2150 sc = dev->si_drv1; 2151 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2152 /* the device is no longer valid/functioning */ 2153 return (ENXIO); 2154 } 2155 2156 /* Disallow multiple opens */ 2157 if (sc->state & PSM_OPEN) 2158 return (EBUSY); 2159 2160 device_busy(devclass_get_device(psm_devclass, sc->unit)); 2161 2162#ifdef EVDEV_SUPPORT 2163 /* Already opened by evdev */ 2164 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2165#endif 2166 err = psmopen(sc); 2167 2168 if (err == 0) 2169 sc->state |= PSM_OPEN; 2170 else 2171 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2172 2173 return (err); 2174} 2175 2176static int 2177psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2178{ 2179 struct psm_softc *sc; 2180 int err = 0; 2181 2182 /* Get device data */ 2183 sc = dev->si_drv1; 2184 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2185 /* the device is no longer valid/functioning */ 2186 return (ENXIO); 2187 } 2188 2189#ifdef EVDEV_SUPPORT 2190 /* Still opened by evdev */ 2191 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2192#endif 2193 err = psmclose(sc); 2194 2195 if (err == 0) { 2196 sc->state &= ~PSM_OPEN; 2197 /* clean up and sigio requests */ 2198 if (sc->async != NULL) { 2199 funsetown(&sc->async); 2200 sc->async = NULL; 2201 } 2202 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2203 } 2204 2205 return (err); 2206} 2207 2208static int 2209psmopen(struct psm_softc *sc) 2210{ 2211 int command_byte; 2212 int err; 2213 int s; 2214 2215 /* Initialize state */ 2216 sc->mode.level = sc->dflt_mode.level; 2217 sc->mode.protocol = sc->dflt_mode.protocol; 2218 sc->watchdog = FALSE; 2219 sc->async = NULL; 2220 2221 /* flush the event queue */ 2222 sc->queue.count = 0; 2223 sc->queue.head = 0; 2224 sc->queue.tail = 0; 2225 sc->status.flags = 0; 2226 sc->status.button = 0; 2227 sc->status.obutton = 0; 2228 sc->status.dx = 0; 2229 sc->status.dy = 0; 2230 sc->status.dz = 0; 2231 sc->button = 0; 2232 sc->pqueue_start = 0; 2233 sc->pqueue_end = 0; 2234 2235 /* empty input buffer */ 2236 flushpackets(sc); 2237 sc->syncerrors = 0; 2238 sc->pkterrors = 0; 2239 2240 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2241 if (!kbdc_lock(sc->kbdc, TRUE)) 2242 return (EIO); 2243 2244 /* save the current controller command byte */ 2245 s = spltty(); 2246 command_byte = get_controller_command_byte(sc->kbdc); 2247 2248 /* enable the aux port and temporalily disable the keyboard */ 2249 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2250 kbdc_get_device_mask(sc->kbdc), 2251 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2252 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2253 /* CONTROLLER ERROR; do you know how to get out of this? */ 2254 kbdc_lock(sc->kbdc, FALSE); 2255 splx(s); 2256 log(LOG_ERR, 2257 "psm%d: unable to set the command byte (psmopen).\n", 2258 sc->unit); 2259 return (EIO); 2260 } 2261 /* 2262 * Now that the keyboard controller is told not to generate 2263 * the keyboard and mouse interrupts, call `splx()' to allow 2264 * the other tty interrupts. The clock interrupt may also occur, 2265 * but timeout routines will be blocked by the poll flag set 2266 * via `kbdc_lock()' 2267 */ 2268 splx(s); 2269 2270 /* enable the mouse device */ 2271 err = doopen(sc, command_byte); 2272 2273 /* done */ 2274 kbdc_lock(sc->kbdc, FALSE); 2275 return (err); 2276} 2277 2278static int 2279psmclose(struct psm_softc *sc) 2280{ 2281 int stat[3]; 2282 int command_byte; 2283 int s; 2284 2285 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2286 if (!kbdc_lock(sc->kbdc, TRUE)) 2287 return (EIO); 2288 2289 /* save the current controller command byte */ 2290 s = spltty(); 2291 command_byte = get_controller_command_byte(sc->kbdc); 2292 if (command_byte == -1) { 2293 kbdc_lock(sc->kbdc, FALSE); 2294 splx(s); 2295 return (EIO); 2296 } 2297 2298 /* disable the aux interrupt and temporalily disable the keyboard */ 2299 if (!set_controller_command_byte(sc->kbdc, 2300 kbdc_get_device_mask(sc->kbdc), 2301 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2302 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2303 log(LOG_ERR, 2304 "psm%d: failed to disable the aux int (psmclose).\n", 2305 sc->unit); 2306 /* CONTROLLER ERROR; 2307 * NOTE: we shall force our way through. Because the only 2308 * ill effect we shall see is that we may not be able 2309 * to read ACK from the mouse, and it doesn't matter much 2310 * so long as the mouse will accept the DISABLE command. 2311 */ 2312 } 2313 splx(s); 2314 2315 /* stop the watchdog timer */ 2316 callout_stop(&sc->callout); 2317 2318 /* remove anything left in the output buffer */ 2319 empty_aux_buffer(sc->kbdc, 10); 2320 2321 /* disable the aux device, port and interrupt */ 2322 if (sc->state & PSM_VALID) { 2323 if (!disable_aux_dev(sc->kbdc)) { 2324 /* MOUSE ERROR; 2325 * NOTE: we don't return (error) and continue, 2326 * pretending we have successfully disabled the device. 2327 * It's OK because the interrupt routine will discard 2328 * any data from the mouse hereafter. 2329 */ 2330 log(LOG_ERR, 2331 "psm%d: failed to disable the device (psmclose).\n", 2332 sc->unit); 2333 } 2334 2335 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2336 log(LOG_DEBUG, 2337 "psm%d: failed to get status (psmclose).\n", 2338 sc->unit); 2339 } 2340 2341 if (!set_controller_command_byte(sc->kbdc, 2342 kbdc_get_device_mask(sc->kbdc), 2343 (command_byte & KBD_KBD_CONTROL_BITS) | 2344 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2345 /* 2346 * CONTROLLER ERROR; 2347 * we shall ignore this error; see the above comment. 2348 */ 2349 log(LOG_ERR, 2350 "psm%d: failed to disable the aux port (psmclose).\n", 2351 sc->unit); 2352 } 2353 2354 /* remove anything left in the output buffer */ 2355 empty_aux_buffer(sc->kbdc, 10); 2356 2357 /* close is almost always successful */ 2358 kbdc_lock(sc->kbdc, FALSE); 2359 return (0); 2360} 2361 2362static int 2363tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2364 u_char *buf) 2365{ 2366 static u_char butmapps2[8] = { 2367 0, 2368 MOUSE_PS2_BUTTON1DOWN, 2369 MOUSE_PS2_BUTTON2DOWN, 2370 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2371 MOUSE_PS2_BUTTON3DOWN, 2372 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2373 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2374 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2375 MOUSE_PS2_BUTTON3DOWN, 2376 }; 2377 static u_char butmapmsc[8] = { 2378 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2379 MOUSE_MSC_BUTTON3UP, 2380 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2381 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2382 MOUSE_MSC_BUTTON3UP, 2383 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2384 MOUSE_MSC_BUTTON2UP, 2385 MOUSE_MSC_BUTTON1UP, 2386 0, 2387 }; 2388 int mapped; 2389 int i; 2390 2391 if (sc->mode.level == PSM_LEVEL_BASE) { 2392 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2393 if (status->button & MOUSE_BUTTON4DOWN) 2394 mapped |= MOUSE_BUTTON1DOWN; 2395 status->button = mapped; 2396 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2397 i = imax(imin(status->dx, 255), -256); 2398 if (i < 0) 2399 buf[0] |= MOUSE_PS2_XNEG; 2400 buf[1] = i; 2401 i = imax(imin(status->dy, 255), -256); 2402 if (i < 0) 2403 buf[0] |= MOUSE_PS2_YNEG; 2404 buf[2] = i; 2405 return (MOUSE_PS2_PACKETSIZE); 2406 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2407 buf[0] = MOUSE_MSC_SYNC | 2408 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2409 i = imax(imin(status->dx, 255), -256); 2410 buf[1] = i >> 1; 2411 buf[3] = i - buf[1]; 2412 i = imax(imin(status->dy, 255), -256); 2413 buf[2] = i >> 1; 2414 buf[4] = i - buf[2]; 2415 i = imax(imin(status->dz, 127), -128); 2416 buf[5] = (i >> 1) & 0x7f; 2417 buf[6] = (i - (i >> 1)) & 0x7f; 2418 buf[7] = (~status->button >> 3) & 0x7f; 2419 return (MOUSE_SYS_PACKETSIZE); 2420 } 2421 return (pb->inputbytes); 2422} 2423 2424static int 2425psmread(struct cdev *dev, struct uio *uio, int flag) 2426{ 2427 struct psm_softc *sc = dev->si_drv1; 2428 u_char buf[PSM_SMALLBUFSIZE]; 2429 int error = 0; 2430 int s; 2431 int l; 2432 2433 if ((sc->state & PSM_VALID) == 0) 2434 return (EIO); 2435 2436 /* block until mouse activity occurred */ 2437 s = spltty(); 2438 while (sc->queue.count <= 0) { 2439 if (dev != sc->bdev) { 2440 splx(s); 2441 return (EWOULDBLOCK); 2442 } 2443 sc->state |= PSM_ASLP; 2444 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2445 sc->state &= ~PSM_ASLP; 2446 if (error) { 2447 splx(s); 2448 return (error); 2449 } else if ((sc->state & PSM_VALID) == 0) { 2450 /* the device disappeared! */ 2451 splx(s); 2452 return (EIO); 2453 } 2454 } 2455 splx(s); 2456 2457 /* copy data to the user land */ 2458 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2459 s = spltty(); 2460 l = imin(sc->queue.count, uio->uio_resid); 2461 if (l > sizeof(buf)) 2462 l = sizeof(buf); 2463 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2464 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2465 sizeof(sc->queue.buf) - sc->queue.head); 2466 bcopy(&sc->queue.buf[0], 2467 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2468 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2469 } else 2470 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2471 sc->queue.count -= l; 2472 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2473 splx(s); 2474 error = uiomove(buf, l, uio); 2475 if (error) 2476 break; 2477 } 2478 2479 return (error); 2480} 2481 2482static int 2483block_mouse_data(struct psm_softc *sc, int *c) 2484{ 2485 int s; 2486 2487 if (!kbdc_lock(sc->kbdc, TRUE)) 2488 return (EIO); 2489 2490 s = spltty(); 2491 *c = get_controller_command_byte(sc->kbdc); 2492 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2493 kbdc_get_device_mask(sc->kbdc), 2494 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2495 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2496 /* this is CONTROLLER ERROR */ 2497 splx(s); 2498 kbdc_lock(sc->kbdc, FALSE); 2499 return (EIO); 2500 } 2501 2502 /* 2503 * The device may be in the middle of status data transmission. 2504 * The transmission will be interrupted, thus, incomplete status 2505 * data must be discarded. Although the aux interrupt is disabled 2506 * at the keyboard controller level, at most one aux interrupt 2507 * may have already been pending and a data byte is in the 2508 * output buffer; throw it away. Note that the second argument 2509 * to `empty_aux_buffer()' is zero, so that the call will just 2510 * flush the internal queue. 2511 * `psmintr()' will be invoked after `splx()' if an interrupt is 2512 * pending; it will see no data and returns immediately. 2513 */ 2514 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2515 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2516 flushpackets(sc); 2517 splx(s); 2518 2519 return (0); 2520} 2521 2522static void 2523dropqueue(struct psm_softc *sc) 2524{ 2525 2526 sc->queue.count = 0; 2527 sc->queue.head = 0; 2528 sc->queue.tail = 0; 2529 if ((sc->state & PSM_SOFTARMED) != 0) { 2530 sc->state &= ~PSM_SOFTARMED; 2531 callout_stop(&sc->softcallout); 2532 } 2533 sc->pqueue_start = sc->pqueue_end; 2534} 2535 2536static void 2537flushpackets(struct psm_softc *sc) 2538{ 2539 2540 dropqueue(sc); 2541 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2542} 2543 2544static int 2545unblock_mouse_data(struct psm_softc *sc, int c) 2546{ 2547 int error = 0; 2548 2549 /* 2550 * We may have seen a part of status data during `set_mouse_XXX()'. 2551 * they have been queued; flush it. 2552 */ 2553 empty_aux_buffer(sc->kbdc, 0); 2554 2555 /* restore ports and interrupt */ 2556 if (!set_controller_command_byte(sc->kbdc, 2557 kbdc_get_device_mask(sc->kbdc), 2558 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2559 /* 2560 * CONTROLLER ERROR; this is serious, we may have 2561 * been left with the inaccessible keyboard and 2562 * the disabled mouse interrupt. 2563 */ 2564 error = EIO; 2565 } 2566 2567 kbdc_lock(sc->kbdc, FALSE); 2568 return (error); 2569} 2570 2571static int 2572psmwrite(struct cdev *dev, struct uio *uio, int flag) 2573{ 2574 struct psm_softc *sc = dev->si_drv1; 2575 u_char buf[PSM_SMALLBUFSIZE]; 2576 int error = 0, i, l; 2577 2578 if ((sc->state & PSM_VALID) == 0) 2579 return (EIO); 2580 2581 if (sc->mode.level < PSM_LEVEL_NATIVE) 2582 return (ENODEV); 2583 2584 /* copy data from the user land */ 2585 while (uio->uio_resid > 0) { 2586 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2587 error = uiomove(buf, l, uio); 2588 if (error) 2589 break; 2590 for (i = 0; i < l; i++) { 2591 VLOG(4, (LOG_DEBUG, "psm: cmd 0x%x\n", buf[i])); 2592 if (!write_aux_command(sc->kbdc, buf[i])) { 2593 VLOG(2, (LOG_DEBUG, 2594 "psm: cmd 0x%x failed.\n", buf[i])); 2595 return (reinitialize(sc, FALSE)); 2596 } 2597 } 2598 } 2599 2600 return (error); 2601} 2602 2603static int 2604psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2605 struct thread *td) 2606{ 2607 struct psm_softc *sc = dev->si_drv1; 2608 mousemode_t mode; 2609 mousestatus_t status; 2610#if (defined(MOUSE_GETVARS)) 2611 mousevar_t *var; 2612#endif 2613 mousedata_t *data; 2614 int stat[3]; 2615 int command_byte; 2616 int error = 0; 2617 int s; 2618 2619 /* Perform IOCTL command */ 2620 switch (cmd) { 2621 2622 case OLD_MOUSE_GETHWINFO: 2623 s = spltty(); 2624 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2625 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2626 ((old_mousehw_t *)addr)->type = sc->hw.type; 2627 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2628 splx(s); 2629 break; 2630 2631 case MOUSE_GETHWINFO: 2632 s = spltty(); 2633 *(mousehw_t *)addr = sc->hw; 2634 if (sc->mode.level == PSM_LEVEL_BASE) 2635 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2636 splx(s); 2637 break; 2638 2639 case MOUSE_SYN_GETHWINFO: 2640 s = spltty(); 2641 if (sc->synhw.infoMajor >= 4) 2642 *(synapticshw_t *)addr = sc->synhw; 2643 else 2644 error = EINVAL; 2645 splx(s); 2646 break; 2647 2648 case OLD_MOUSE_GETMODE: 2649 s = spltty(); 2650 switch (sc->mode.level) { 2651 case PSM_LEVEL_BASE: 2652 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2653 break; 2654 case PSM_LEVEL_STANDARD: 2655 ((old_mousemode_t *)addr)->protocol = 2656 MOUSE_PROTO_SYSMOUSE; 2657 break; 2658 case PSM_LEVEL_NATIVE: 2659 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2660 break; 2661 } 2662 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2663 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2664 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2665 splx(s); 2666 break; 2667 2668 case MOUSE_GETMODE: 2669 s = spltty(); 2670 *(mousemode_t *)addr = sc->mode; 2671 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2672 ((mousemode_t *)addr)->syncmask[0] = 0; 2673 ((mousemode_t *)addr)->syncmask[1] = 0; 2674 } 2675 ((mousemode_t *)addr)->resolution = 2676 MOUSE_RES_LOW - sc->mode.resolution; 2677 switch (sc->mode.level) { 2678 case PSM_LEVEL_BASE: 2679 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2680 ((mousemode_t *)addr)->packetsize = 2681 MOUSE_PS2_PACKETSIZE; 2682 break; 2683 case PSM_LEVEL_STANDARD: 2684 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2685 ((mousemode_t *)addr)->packetsize = 2686 MOUSE_SYS_PACKETSIZE; 2687 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2688 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2689 break; 2690 case PSM_LEVEL_NATIVE: 2691 /* FIXME: this isn't quite correct... XXX */ 2692 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2693 break; 2694 } 2695 splx(s); 2696 break; 2697 2698 case OLD_MOUSE_SETMODE: 2699 case MOUSE_SETMODE: 2700 if (cmd == OLD_MOUSE_SETMODE) { 2701 mode.rate = ((old_mousemode_t *)addr)->rate; 2702 /* 2703 * resolution old I/F new I/F 2704 * default 0 0 2705 * low 1 -2 2706 * medium low 2 -3 2707 * medium high 3 -4 2708 * high 4 -5 2709 */ 2710 if (((old_mousemode_t *)addr)->resolution > 0) 2711 mode.resolution = 2712 -((old_mousemode_t *)addr)->resolution - 1; 2713 else 2714 mode.resolution = 0; 2715 mode.accelfactor = 2716 ((old_mousemode_t *)addr)->accelfactor; 2717 mode.level = -1; 2718 } else 2719 mode = *(mousemode_t *)addr; 2720 2721 /* adjust and validate parameters. */ 2722 if (mode.rate > UCHAR_MAX) 2723 return (EINVAL); 2724 if (mode.rate == 0) 2725 mode.rate = sc->dflt_mode.rate; 2726 else if (mode.rate == -1) 2727 /* don't change the current setting */ 2728 ; 2729 else if (mode.rate < 0) 2730 return (EINVAL); 2731 if (mode.resolution >= UCHAR_MAX) 2732 return (EINVAL); 2733 if (mode.resolution >= 200) 2734 mode.resolution = MOUSE_RES_HIGH; 2735 else if (mode.resolution >= 100) 2736 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2737 else if (mode.resolution >= 50) 2738 mode.resolution = MOUSE_RES_MEDIUMLOW; 2739 else if (mode.resolution > 0) 2740 mode.resolution = MOUSE_RES_LOW; 2741 if (mode.resolution == MOUSE_RES_DEFAULT) 2742 mode.resolution = sc->dflt_mode.resolution; 2743 else if (mode.resolution == -1) 2744 /* don't change the current setting */ 2745 ; 2746 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2747 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2748 if (mode.level == -1) 2749 /* don't change the current setting */ 2750 mode.level = sc->mode.level; 2751 else if ((mode.level < PSM_LEVEL_MIN) || 2752 (mode.level > PSM_LEVEL_MAX)) 2753 return (EINVAL); 2754 if (mode.accelfactor == -1) 2755 /* don't change the current setting */ 2756 mode.accelfactor = sc->mode.accelfactor; 2757 else if (mode.accelfactor < 0) 2758 return (EINVAL); 2759 2760 /* don't allow anybody to poll the keyboard controller */ 2761 error = block_mouse_data(sc, &command_byte); 2762 if (error) 2763 return (error); 2764 2765 /* set mouse parameters */ 2766 if (mode.rate > 0) 2767 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2768 mode.rate); 2769 if (mode.resolution >= 0) 2770 mode.resolution = 2771 set_mouse_resolution(sc->kbdc, mode.resolution); 2772 set_mouse_scaling(sc->kbdc, 1); 2773 get_mouse_status(sc->kbdc, stat, 0, 3); 2774 2775 s = spltty(); 2776 sc->mode.rate = mode.rate; 2777 sc->mode.resolution = mode.resolution; 2778 sc->mode.accelfactor = mode.accelfactor; 2779 sc->mode.level = mode.level; 2780 splx(s); 2781 2782 unblock_mouse_data(sc, command_byte); 2783 break; 2784 2785 case MOUSE_GETLEVEL: 2786 *(int *)addr = sc->mode.level; 2787 break; 2788 2789 case MOUSE_SETLEVEL: 2790 if ((*(int *)addr < PSM_LEVEL_MIN) || 2791 (*(int *)addr > PSM_LEVEL_MAX)) 2792 return (EINVAL); 2793 sc->mode.level = *(int *)addr; 2794 break; 2795 2796 case MOUSE_GETSTATUS: 2797 s = spltty(); 2798 status = sc->status; 2799 sc->status.flags = 0; 2800 sc->status.obutton = sc->status.button; 2801 sc->status.button = 0; 2802 sc->status.dx = 0; 2803 sc->status.dy = 0; 2804 sc->status.dz = 0; 2805 splx(s); 2806 *(mousestatus_t *)addr = status; 2807 break; 2808 2809#if (defined(MOUSE_GETVARS)) 2810 case MOUSE_GETVARS: 2811 var = (mousevar_t *)addr; 2812 bzero(var, sizeof(*var)); 2813 s = spltty(); 2814 var->var[0] = MOUSE_VARS_PS2_SIG; 2815 var->var[1] = sc->config; 2816 var->var[2] = sc->flags; 2817 splx(s); 2818 break; 2819 2820 case MOUSE_SETVARS: 2821 return (ENODEV); 2822#endif /* MOUSE_GETVARS */ 2823 2824 case MOUSE_READSTATE: 2825 case MOUSE_READDATA: 2826 data = (mousedata_t *)addr; 2827 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2828 return (EINVAL); 2829 2830 error = block_mouse_data(sc, &command_byte); 2831 if (error) 2832 return (error); 2833 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2834 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2835 error = EIO; 2836 unblock_mouse_data(sc, command_byte); 2837 break; 2838 2839#if (defined(MOUSE_SETRESOLUTION)) 2840 case MOUSE_SETRESOLUTION: 2841 mode.resolution = *(int *)addr; 2842 if (mode.resolution >= UCHAR_MAX) 2843 return (EINVAL); 2844 else if (mode.resolution >= 200) 2845 mode.resolution = MOUSE_RES_HIGH; 2846 else if (mode.resolution >= 100) 2847 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2848 else if (mode.resolution >= 50) 2849 mode.resolution = MOUSE_RES_MEDIUMLOW; 2850 else if (mode.resolution > 0) 2851 mode.resolution = MOUSE_RES_LOW; 2852 if (mode.resolution == MOUSE_RES_DEFAULT) 2853 mode.resolution = sc->dflt_mode.resolution; 2854 else if (mode.resolution == -1) 2855 mode.resolution = sc->mode.resolution; 2856 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2857 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2858 2859 error = block_mouse_data(sc, &command_byte); 2860 if (error) 2861 return (error); 2862 sc->mode.resolution = 2863 set_mouse_resolution(sc->kbdc, mode.resolution); 2864 if (sc->mode.resolution != mode.resolution) 2865 error = EIO; 2866 unblock_mouse_data(sc, command_byte); 2867 break; 2868#endif /* MOUSE_SETRESOLUTION */ 2869 2870#if (defined(MOUSE_SETRATE)) 2871 case MOUSE_SETRATE: 2872 mode.rate = *(int *)addr; 2873 if (mode.rate > UCHAR_MAX) 2874 return (EINVAL); 2875 if (mode.rate == 0) 2876 mode.rate = sc->dflt_mode.rate; 2877 else if (mode.rate < 0) 2878 mode.rate = sc->mode.rate; 2879 2880 error = block_mouse_data(sc, &command_byte); 2881 if (error) 2882 return (error); 2883 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2884 if (sc->mode.rate != mode.rate) 2885 error = EIO; 2886 unblock_mouse_data(sc, command_byte); 2887 break; 2888#endif /* MOUSE_SETRATE */ 2889 2890#if (defined(MOUSE_SETSCALING)) 2891 case MOUSE_SETSCALING: 2892 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2893 return (EINVAL); 2894 2895 error = block_mouse_data(sc, &command_byte); 2896 if (error) 2897 return (error); 2898 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2899 error = EIO; 2900 unblock_mouse_data(sc, command_byte); 2901 break; 2902#endif /* MOUSE_SETSCALING */ 2903 2904#if (defined(MOUSE_GETHWID)) 2905 case MOUSE_GETHWID: 2906 error = block_mouse_data(sc, &command_byte); 2907 if (error) 2908 return (error); 2909 sc->hw.hwid &= ~0x00ff; 2910 sc->hw.hwid |= get_aux_id(sc->kbdc); 2911 *(int *)addr = sc->hw.hwid & 0x00ff; 2912 unblock_mouse_data(sc, command_byte); 2913 break; 2914#endif /* MOUSE_GETHWID */ 2915 2916 case FIONBIO: 2917 case FIOASYNC: 2918 break; 2919 case FIOSETOWN: 2920 error = fsetown(*(int *)addr, &sc->async); 2921 break; 2922 case FIOGETOWN: 2923 *(int *) addr = fgetown(&sc->async); 2924 break; 2925 default: 2926 return (ENOTTY); 2927 } 2928 2929 return (error); 2930} 2931 2932static void 2933psmtimeout(void *arg) 2934{ 2935 struct psm_softc *sc; 2936 int s; 2937 2938 sc = (struct psm_softc *)arg; 2939 s = spltty(); 2940 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2941 VLOG(6, (LOG_DEBUG, "psm%d: lost interrupt?\n", sc->unit)); 2942 psmintr(sc); 2943 kbdc_lock(sc->kbdc, FALSE); 2944 } 2945 sc->watchdog = TRUE; 2946 splx(s); 2947 callout_reset(&sc->callout, hz, psmtimeout, sc); 2948} 2949 2950/* Add all sysctls under the debug.psm and hw.psm nodes */ 2951static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2952static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2953 2954SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2955 "Verbosity level"); 2956 2957static int psmhz = 20; 2958SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2959 "Frequency of the softcallout (in hz)"); 2960static int psmerrsecs = 2; 2961SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2962 "Number of seconds during which packets will dropped after a sync error"); 2963static int psmerrusecs = 0; 2964SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2965 "Microseconds to add to psmerrsecs"); 2966static int psmsecs = 0; 2967SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2968 "Max number of seconds between soft interrupts"); 2969static int psmusecs = 500000; 2970SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2971 "Microseconds to add to psmsecs"); 2972static int pkterrthresh = 2; 2973SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2974 "Number of error packets allowed before reinitializing the mouse"); 2975 2976SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2977 "Enable tap and drag gestures"); 2978static int tap_threshold = PSM_TAP_THRESHOLD; 2979SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2980 "Button tap threshold"); 2981static int tap_timeout = PSM_TAP_TIMEOUT; 2982SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2983 "Tap timeout for touchpads"); 2984 2985/* Tunables */ 2986SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2987 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2988 2989SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2990 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2991 2992SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2993 &elantech_support, 0, "Enable support for Elantech touchpads"); 2994 2995SYSCTL_INT(_hw_psm, OID_AUTO, mux_disabled, CTLFLAG_RDTUN, 2996 &mux_disabled, 0, "Disable active multiplexing"); 2997 2998static void 2999psmintr(void *arg) 3000{ 3001 struct psm_softc *sc = arg; 3002 struct timeval now; 3003 int c; 3004 packetbuf_t *pb; 3005 3006 if (aux_mux_is_enabled(sc->kbdc)) 3007 VLOG(2, (LOG_DEBUG, "psmintr: active multiplexing mode is not " 3008 "supported!\n")); 3009 3010 /* read until there is nothing to read */ 3011 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 3012 pb = &sc->pqueue[sc->pqueue_end]; 3013 3014 /* discard the byte if the device is not open */ 3015 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 3016 continue; 3017 3018 getmicrouptime(&now); 3019 if ((pb->inputbytes > 0) && 3020 timevalcmp(&now, &sc->inputtimeout, >)) { 3021 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 3022 "resetting byte count\n")); 3023 pb->inputbytes = 0; 3024 sc->syncerrors = 0; 3025 sc->pkterrors = 0; 3026 } 3027 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 3028 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 3029 timevaladd(&sc->inputtimeout, &now); 3030 3031 pb->ipacket[pb->inputbytes++] = c; 3032 3033 if (sc->mode.level == PSM_LEVEL_NATIVE) { 3034 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 3035 sc->syncerrors = 0; 3036 sc->pkterrors = 0; 3037 goto next; 3038 } else { 3039 if (pb->inputbytes < sc->mode.packetsize) 3040 continue; 3041 3042 VLOG(4, (LOG_DEBUG, 3043 "psmintr: %02x %02x %02x %02x %02x %02x\n", 3044 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3045 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3046 } 3047 3048 c = pb->ipacket[0]; 3049 3050 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 3051 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 3052 sc->flags &= ~PSM_NEED_SYNCBITS; 3053 VLOG(2, (LOG_DEBUG, 3054 "psmintr: Sync bytes now %04x,%04x\n", 3055 sc->mode.syncmask[0], sc->mode.syncmask[1])); 3056 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 3057 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 3058 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 3059 "(%04x != %04x) %d cmds since last error.\n", 3060 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 3061 sc->cmdcount - sc->lasterr)); 3062 sc->lasterr = sc->cmdcount; 3063 /* 3064 * The sync byte test is a weak measure of packet 3065 * validity. Conservatively discard any input yet 3066 * to be seen by userland when we detect a sync 3067 * error since there is a good chance some of 3068 * the queued packets have undetected errors. 3069 */ 3070 dropqueue(sc); 3071 if (sc->syncerrors == 0) 3072 sc->pkterrors++; 3073 ++sc->syncerrors; 3074 sc->lastinputerr = now; 3075 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3076 sc->pkterrors >= pkterrthresh) { 3077 /* 3078 * If we've failed to find a single sync byte 3079 * in 2 packets worth of data, or we've seen 3080 * persistent packet errors during the 3081 * validation period, reinitialize the mouse 3082 * in hopes of returning it to the expected 3083 * mode. 3084 */ 3085 VLOG(3, (LOG_DEBUG, 3086 "psmintr: reset the mouse.\n")); 3087 reinitialize(sc, TRUE); 3088 } else if (sc->syncerrors == sc->mode.packetsize) { 3089 /* 3090 * Try a soft reset after searching for a sync 3091 * byte through a packet length of bytes. 3092 */ 3093 VLOG(3, (LOG_DEBUG, 3094 "psmintr: re-enable the mouse.\n")); 3095 pb->inputbytes = 0; 3096 disable_aux_dev(sc->kbdc); 3097 enable_aux_dev(sc->kbdc); 3098 } else { 3099 VLOG(3, (LOG_DEBUG, 3100 "psmintr: discard a byte (%d)\n", 3101 sc->syncerrors)); 3102 pb->inputbytes--; 3103 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3104 pb->inputbytes); 3105 } 3106 continue; 3107 } 3108 3109 /* 3110 * We have what appears to be a valid packet. 3111 * Reset the error counters. 3112 */ 3113 sc->syncerrors = 0; 3114 3115 /* 3116 * Drop even good packets if they occur within a timeout 3117 * period of a sync error. This allows the detection of 3118 * a change in the mouse's packet mode without exposing 3119 * erratic mouse behavior to the user. Some KVMs forget 3120 * enhanced mouse modes during switch events. 3121 */ 3122 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3123 &now)) { 3124 pb->inputbytes = 0; 3125 continue; 3126 } 3127 3128 /* 3129 * Now that we're out of the validation period, reset 3130 * the packet error count. 3131 */ 3132 sc->pkterrors = 0; 3133 3134 sc->cmdcount++; 3135next: 3136 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3137 sc->pqueue_end = 0; 3138 /* 3139 * If we've filled the queue then call the softintr ourselves, 3140 * otherwise schedule the interrupt for later. 3141 */ 3142 if (!timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3143 (sc->pqueue_end == sc->pqueue_start)) { 3144 if ((sc->state & PSM_SOFTARMED) != 0) { 3145 sc->state &= ~PSM_SOFTARMED; 3146 callout_stop(&sc->softcallout); 3147 } 3148 psmsoftintr(arg); 3149 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3150 sc->state |= PSM_SOFTARMED; 3151 callout_reset(&sc->softcallout, 3152 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3153 } 3154 } 3155} 3156 3157static void 3158proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3159 int *x, int *y, int *z) 3160{ 3161 3162 /* 3163 * PS2++ protocol packet 3164 * 3165 * b7 b6 b5 b4 b3 b2 b1 b0 3166 * byte 1: * 1 p3 p2 1 * * * 3167 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3168 * 3169 * p3-p0: packet type 3170 * c1, c2: c1 & c2 == 1, if p2 == 0 3171 * c1 & c2 == 0, if p2 == 1 3172 * 3173 * packet type: 0 (device type) 3174 * See comments in enable_mmanplus() below. 3175 * 3176 * packet type: 1 (wheel data) 3177 * 3178 * b7 b6 b5 b4 b3 b2 b1 b0 3179 * byte 3: h * B5 B4 s d2 d1 d0 3180 * 3181 * h: 1, if horizontal roller data 3182 * 0, if vertical roller data 3183 * B4, B5: button 4 and 5 3184 * s: sign bit 3185 * d2-d0: roller data 3186 * 3187 * packet type: 2 (reserved) 3188 */ 3189 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3190 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3191 /* 3192 * the extended data packet encodes button 3193 * and wheel events 3194 */ 3195 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3196 case 1: 3197 /* wheel data packet */ 3198 *x = *y = 0; 3199 if (pb->ipacket[2] & 0x80) { 3200 /* XXX horizontal roller count - ignore it */ 3201 ; 3202 } else { 3203 /* vertical roller count */ 3204 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3205 (pb->ipacket[2] & 0x0f) - 16 : 3206 (pb->ipacket[2] & 0x0f); 3207 } 3208 ms->button |= (pb->ipacket[2] & 3209 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3210 MOUSE_BUTTON4DOWN : 0; 3211 ms->button |= (pb->ipacket[2] & 3212 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3213 MOUSE_BUTTON5DOWN : 0; 3214 break; 3215 case 2: 3216 /* 3217 * this packet type is reserved by 3218 * Logitech... 3219 */ 3220 /* 3221 * IBM ScrollPoint Mouse uses this 3222 * packet type to encode both vertical 3223 * and horizontal scroll movement. 3224 */ 3225 *x = *y = 0; 3226 /* horizontal count */ 3227 if (pb->ipacket[2] & 0x0f) 3228 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3229 -2 : 2; 3230 /* vertical count */ 3231 if (pb->ipacket[2] & 0xf0) 3232 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3233 -1 : 1; 3234 break; 3235 case 0: 3236 /* device type packet - shouldn't happen */ 3237 /* FALLTHROUGH */ 3238 default: 3239 *x = *y = 0; 3240 ms->button = ms->obutton; 3241 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3242 "type %d: 0x%02x 0x%02x 0x%02x\n", 3243 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3244 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3245 break; 3246 } 3247 } else { 3248 /* preserve button states */ 3249 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3250 } 3251} 3252 3253static int 3254proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3255 int *x, int *y, int *z) 3256{ 3257 static int touchpad_buttons; 3258 static int guest_buttons; 3259 static int ew_finger_count; 3260 static finger_t f[PSM_FINGERS]; 3261 int w, id, nfingers, palm, ewcode, extended_buttons, clickpad_pressed; 3262 3263 extended_buttons = 0; 3264 3265 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3266 * 3267 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3268 * ------------------------------------------------ 3269 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3270 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3271 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3272 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3273 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3274 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3275 * 3276 * Legend: 3277 * L: left physical mouse button 3278 * R: right physical mouse button 3279 * D: down button 3280 * U: up button 3281 * W: "wrist" value 3282 * X: x position 3283 * Y: y position 3284 * Z: pressure 3285 * 3286 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3287 * 3288 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3289 * ------------------------------------------------------ 3290 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3291 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3292 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3293 * 3294 * Legend: 3295 * M: Middle physical mouse button 3296 * E: Extended mouse buttons reported instead of low bits of X and Y 3297 * b1-b8: Extended mouse buttons 3298 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3299 * 4 and 5, for reading X and Y value they should be zeroed. 3300 * 3301 * Absolute reportable limits: 0 - 6143. 3302 * Typical bezel limits: 1472 - 5472. 3303 * Typical edge marings: 1632 - 5312. 3304 * 3305 * w = 3 Passthrough Packet 3306 * 3307 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3308 */ 3309 3310 if (!synaptics_support) 3311 return (0); 3312 3313 /* Sanity check for out of sync packets. */ 3314 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3315 (pb->ipacket[3] & 0xc8) != 0xc0) 3316 return (-1); 3317 3318 *x = *y = 0; 3319 ms->button = ms->obutton; 3320 3321 /* 3322 * Pressure value. 3323 * Interpretation: 3324 * z = 0 No finger contact 3325 * z = 10 Finger hovering near the pad 3326 * z = 30 Very light finger contact 3327 * z = 80 Normal finger contact 3328 * z = 110 Very heavy finger contact 3329 * z = 200 Finger lying flat on pad surface 3330 * z = 255 Maximum reportable Z 3331 */ 3332 *z = pb->ipacket[2]; 3333 3334 /* 3335 * Finger width value 3336 * Interpretation: 3337 * w = 0 Two finger on the pad (capMultiFinger needed) 3338 * w = 1 Three or more fingers (capMultiFinger needed) 3339 * w = 2 Pen (instead of finger) (capPen needed) 3340 * w = 3 Reserved (passthrough?) 3341 * w = 4-7 Finger of normal width (capPalmDetect needed) 3342 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3343 * w = 15 Maximum reportable width (capPalmDetect needed) 3344 */ 3345 /* XXX Is checking capExtended enough? */ 3346 if (sc->synhw.capExtended) 3347 w = ((pb->ipacket[0] & 0x30) >> 2) | 3348 ((pb->ipacket[0] & 0x04) >> 1) | 3349 ((pb->ipacket[3] & 0x04) >> 2); 3350 else { 3351 /* Assume a finger of regular width. */ 3352 w = 4; 3353 } 3354 3355 switch (w) { 3356 case 3: 3357 /* 3358 * Handle packets from the guest device. See: 3359 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3360 */ 3361 if (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX) { 3362 *x = ((pb->ipacket[1] & 0x10) ? 3363 pb->ipacket[4] - 256 : pb->ipacket[4]); 3364 *y = ((pb->ipacket[1] & 0x20) ? 3365 pb->ipacket[5] - 256 : pb->ipacket[5]); 3366 *z = 0; 3367 3368 guest_buttons = 0; 3369 if (pb->ipacket[1] & 0x01) 3370 guest_buttons |= MOUSE_BUTTON1DOWN; 3371 if (pb->ipacket[1] & 0x04) 3372 guest_buttons |= MOUSE_BUTTON2DOWN; 3373 if (pb->ipacket[1] & 0x02) 3374 guest_buttons |= MOUSE_BUTTON3DOWN; 3375#ifdef EVDEV_SUPPORT 3376 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3377 evdev_push_rel(sc->evdev_r, REL_X, *x); 3378 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3379 evdev_push_mouse_btn(sc->evdev_r, 3380 guest_buttons | sc->extended_buttons); 3381 evdev_sync(sc->evdev_r); 3382 } 3383#endif 3384 ms->button = touchpad_buttons | guest_buttons | 3385 sc->extended_buttons; 3386 } 3387 goto SYNAPTICS_END; 3388 3389 case 2: 3390 /* Handle Extended W mode packets */ 3391 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3392#if PSM_FINGERS > 1 3393 switch (ewcode) { 3394 case 1: 3395 /* Secondary finger */ 3396 if (sc->synhw.capAdvancedGestures) 3397 f[1] = (finger_t) { 3398 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3399 pb->ipacket[1]) << 1, 3400 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3401 pb->ipacket[2]) << 1, 3402 .p = ((pb->ipacket[3] & 0x30) | 3403 (pb->ipacket[5] & 0x0f)) << 1, 3404 .w = PSM_FINGER_DEFAULT_W, 3405 .flags = PSM_FINGER_FUZZY, 3406 }; 3407 else if (sc->synhw.capReportsV) 3408 f[1] = (finger_t) { 3409 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3410 (pb->ipacket[1] & 0xfe)) << 1, 3411 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3412 (pb->ipacket[2] & 0xfe)) << 1, 3413 .p = ((pb->ipacket[3] & 0x30) | 3414 (pb->ipacket[5] & 0x0e)) << 1, 3415 .w = (((pb->ipacket[5] & 0x01) << 2) | 3416 ((pb->ipacket[2] & 0x01) << 1) | 3417 (pb->ipacket[1] & 0x01)) + 8, 3418 .flags = PSM_FINGER_FUZZY, 3419 }; 3420 break; 3421 case 2: 3422 ew_finger_count = pb->ipacket[1] & 0x0f; 3423 default: 3424 break; 3425 } 3426#endif 3427 goto SYNAPTICS_END; 3428 3429 case 1: 3430 if (sc->synhw.capReportsV && ew_finger_count > 3) { 3431 nfingers = ew_finger_count; 3432 break; 3433 } 3434 /* FALLTHROUGH */ 3435 case 0: 3436 nfingers = w + 2; 3437 break; 3438 3439 default: 3440 nfingers = 1; 3441 } 3442 3443 if (sc->syninfo.touchpad_off) 3444 goto SYNAPTICS_END; 3445 3446 /* Button presses */ 3447 touchpad_buttons = 0; 3448 if (pb->ipacket[0] & 0x01) 3449 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3450 if (pb->ipacket[0] & 0x02) 3451 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3452 3453 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3454 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3455 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3456 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3457 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3458 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3459 !sc->synhw.capClickPad) { 3460 /* Middle Button */ 3461 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3462 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3463 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3464 /* Extended Buttons */ 3465 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3466 if (sc->syninfo.directional_scrolls) { 3467 if (pb->ipacket[4] & 0x01) 3468 extended_buttons |= MOUSE_BUTTON4DOWN; 3469 if (pb->ipacket[5] & 0x01) 3470 extended_buttons |= MOUSE_BUTTON5DOWN; 3471 if (pb->ipacket[4] & 0x02) 3472 extended_buttons |= MOUSE_BUTTON6DOWN; 3473 if (pb->ipacket[5] & 0x02) 3474 extended_buttons |= MOUSE_BUTTON7DOWN; 3475 } else { 3476 if (pb->ipacket[4] & 0x01) 3477 extended_buttons |= MOUSE_BUTTON1DOWN; 3478 if (pb->ipacket[5] & 0x01) 3479 extended_buttons |= MOUSE_BUTTON3DOWN; 3480 if (pb->ipacket[4] & 0x02) 3481 extended_buttons |= MOUSE_BUTTON2DOWN; 3482 sc->extended_buttons = extended_buttons; 3483 } 3484 3485 /* 3486 * Zero out bits used by extended buttons to avoid 3487 * misinterpretation of the data absolute position. 3488 * 3489 * The bits represented by 3490 * 3491 * (nExtendedButtons + 1) >> 1 3492 * 3493 * will be masked out in both bytes. 3494 * The mask for n bits is computed with the formula 3495 * 3496 * (1 << n) - 1 3497 */ 3498 int maskedbits = 0; 3499 int mask = 0; 3500 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3501 mask = (1 << maskedbits) - 1; 3502#ifdef EVDEV_SUPPORT 3503 int i; 3504 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3505 if (sc->synhw.capPassthrough) { 3506 evdev_push_mouse_btn(sc->evdev_r, 3507 extended_buttons); 3508 evdev_sync(sc->evdev_r); 3509 } 3510 for (i = 0; i < maskedbits; i++) { 3511 evdev_push_key(sc->evdev_a, 3512 BTN_0 + i * 2, 3513 pb->ipacket[4] & (1 << i)); 3514 evdev_push_key(sc->evdev_a, 3515 BTN_0 + i * 2 + 1, 3516 pb->ipacket[5] & (1 << i)); 3517 } 3518 } 3519#endif 3520 pb->ipacket[4] &= ~(mask); 3521 pb->ipacket[5] &= ~(mask); 3522 } else if (!sc->syninfo.directional_scrolls && 3523 !sc->gesture.in_vscroll) { 3524 /* 3525 * Keep reporting MOUSE DOWN until we get a new packet 3526 * indicating otherwise. 3527 */ 3528 extended_buttons |= sc->extended_buttons; 3529 } 3530 } 3531 3532 if (sc->synhw.capReportsV && nfingers > 1) 3533 f[0] = (finger_t) { 3534 .x = ((pb->ipacket[3] & 0x10) << 8) | 3535 ((pb->ipacket[1] & 0x0f) << 8) | 3536 (pb->ipacket[4] & 0xfd), 3537 .y = ((pb->ipacket[3] & 0x20) << 7) | 3538 ((pb->ipacket[1] & 0xf0) << 4) | 3539 (pb->ipacket[5] & 0xfd), 3540 .p = *z & 0xfe, 3541 .w = (((pb->ipacket[2] & 0x01) << 2) | 3542 (pb->ipacket[5] & 0x02) | 3543 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3544 .flags = PSM_FINGER_FUZZY, 3545 }; 3546 else 3547 f[0] = (finger_t) { 3548 .x = ((pb->ipacket[3] & 0x10) << 8) | 3549 ((pb->ipacket[1] & 0x0f) << 8) | 3550 pb->ipacket[4], 3551 .y = ((pb->ipacket[3] & 0x20) << 7) | 3552 ((pb->ipacket[1] & 0xf0) << 4) | 3553 pb->ipacket[5], 3554 .p = *z, 3555 .w = w, 3556 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3557 }; 3558 3559 /* Ignore hovering and unmeasurable touches */ 3560 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3561 nfingers = 0; 3562 3563 /* Handle ClickPad */ 3564 if (sc->synhw.capClickPad) { 3565 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3566 if (sc->synhw.forcePad) { 3567 /* 3568 * Forcepads erroneously report button click if there 3569 * are 2 or more fingers on the touchpad breaking 3570 * multifinger gestures. To workaround this start 3571 * reporting a click only after 4 consecutive single 3572 * touch packets has been received. 3573 * Skip these packets in case more contacts appear. 3574 */ 3575 switch (nfingers) { 3576 case 0: 3577 sc->fpcount = 0; 3578 break; 3579 case 1: 3580 if (clickpad_pressed && sc->fpcount < INT_MAX) 3581 ++sc->fpcount; 3582 /* FALLTHROUGH */ 3583 default: 3584 if (!clickpad_pressed) 3585 sc->fpcount = 0; 3586 if (sc->fpcount >= sc->syninfo.window_min) 3587 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3588 } 3589 } else if (clickpad_pressed) 3590 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3591 } 3592 3593 for (id = 0; id < PSM_FINGERS; id++) 3594 if (id >= nfingers) 3595 PSM_FINGER_RESET(f[id]); 3596 3597#ifdef EVDEV_SUPPORT 3598 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3599 for (id = 0; id < PSM_FINGERS; id++) { 3600 if (PSM_FINGER_IS_SET(f[id])) 3601 psm_push_mt_finger(sc, id, &f[id]); 3602 else 3603 psm_release_mt_slot(sc->evdev_a, id); 3604 } 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 3641SYNAPTICS_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 3672static int 3673proc_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 3749static int 3750psmpalmdetect(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 3774static void 3775psmgestures(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 3813 /* Read sysctl. */ 3814 /* XXX Verify values? */ 3815 margin_top = sc->syninfo.margin_top; 3816 margin_right = sc->syninfo.margin_right; 3817 margin_bottom = sc->syninfo.margin_bottom; 3818 margin_left = sc->syninfo.margin_left; 3819 window_min = sc->syninfo.window_min; 3820 window_max = sc->syninfo.window_max; 3821 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3822 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3823 two_finger_scroll = sc->syninfo.two_finger_scroll; 3824 max_x = sc->syninfo.max_x; 3825 max_y = sc->syninfo.max_y; 3826 3827 /* Read current absolute position. */ 3828 x0 = f->x; 3829 y0 = f->y; 3830 3831 /* 3832 * Limit the coordinates to the specified margins because 3833 * this area isn't very reliable. 3834 */ 3835 if (x0 <= margin_left) 3836 x0 = margin_left; 3837 else if (x0 >= max_x - margin_right) 3838 x0 = max_x - margin_right; 3839 if (y0 <= margin_bottom) 3840 y0 = margin_bottom; 3841 else if (y0 >= max_y - margin_top) 3842 y0 = max_y - margin_top; 3843 3844 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3845 x0, y0, f->p, f->w)); 3846 3847 /* 3848 * If the action is just beginning, init the structure and 3849 * compute tap timeout. 3850 */ 3851 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3852 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3853 3854 /* Initialize queue. */ 3855 gest->window_min = window_min; 3856 3857 /* Reset pressure peak. */ 3858 gest->zmax = 0; 3859 3860 /* Reset fingers count. */ 3861 gest->fingers_nb = 0; 3862 3863 /* Reset virtual scrolling state. */ 3864 gest->in_vscroll = 0; 3865 3866 /* Compute tap timeout. */ 3867 if (tap_enabled != 0) { 3868 gest->taptimeout = (struct timeval) { 3869 .tv_sec = tap_timeout / 1000000, 3870 .tv_usec = tap_timeout % 1000000, 3871 }; 3872 timevaladd( 3873 &gest->taptimeout, &sc->lastsoftintr); 3874 } else 3875 timevalclear(&gest->taptimeout); 3876 3877 sc->flags |= PSM_FLAGS_FINGERDOWN; 3878 3879 /* Smoother has not been reset yet */ 3880 queue_len = 1; 3881 start_x = x0; 3882 start_y = y0; 3883 } else { 3884 queue_len = smoother->queue_len + 1; 3885 start_x = smoother->start_x; 3886 start_y = smoother->start_y; 3887 } 3888 3889 /* Process ClickPad softbuttons */ 3890 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3891 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3892 start_y < sc->syninfo.softbuttons_y : 3893 start_y > max_y + sc->syninfo.softbuttons_y; 3894 3895 center_button = MOUSE_BUTTON2DOWN; 3896 center_x = sc->syninfo.softbutton2_x; 3897 right_button = MOUSE_BUTTON3DOWN; 3898 right_x = sc->syninfo.softbutton3_x; 3899 3900 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3901 center_button = MOUSE_BUTTON3DOWN; 3902 center_x = sc->syninfo.softbutton3_x; 3903 right_button = MOUSE_BUTTON2DOWN; 3904 right_x = sc->syninfo.softbutton2_x; 3905 } 3906 3907 if (right_x > 0 && start_x > right_x && y_ok) 3908 ms->button = (ms->button & 3909 ~MOUSE_BUTTON1DOWN) | right_button; 3910 else if (center_x > 0 && start_x > center_x && y_ok) 3911 ms->button = (ms->button & 3912 ~MOUSE_BUTTON1DOWN) | center_button; 3913 } 3914 3915 /* If in tap-hold, add the recorded button. */ 3916 if (gest->in_taphold) 3917 ms->button |= gest->tap_button; 3918 3919 /* 3920 * For tap, we keep the maximum number of fingers and the 3921 * pressure peak. Also with multiple fingers, we increase 3922 * the minimum window. 3923 */ 3924 if (nfingers > 1) 3925 gest->window_min = window_max; 3926 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3927 gest->zmax = imax(f->p, gest->zmax); 3928 3929 /* Do we have enough packets to consider this a gesture? */ 3930 if (queue_len < gest->window_min) 3931 return; 3932 3933 /* Is a scrolling action occurring? */ 3934 if (!gest->in_taphold && !ms->button && 3935 (!gest->in_vscroll || two_finger_scroll)) { 3936 /* 3937 * A scrolling action must not conflict with a tap 3938 * action. Here are the conditions to consider a 3939 * scrolling action: 3940 * - the action in a configurable area 3941 * - one of the following: 3942 * . the distance between the last packet and the 3943 * first should be above a configurable minimum 3944 * . tap timed out 3945 */ 3946 dxp = abs(x0 - start_x); 3947 dyp = abs(y0 - start_y); 3948 3949 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3950 dxp >= sc->syninfo.vscroll_min_delta || 3951 dyp >= sc->syninfo.vscroll_min_delta) { 3952 /* 3953 * Handle two finger scrolling. 3954 * Note that we don't rely on fingers_nb 3955 * as that keeps the maximum number of fingers. 3956 */ 3957 if (two_finger_scroll) { 3958 if (nfingers == 2) { 3959 gest->in_vscroll += 3960 dyp ? 2 : 0; 3961 gest->in_vscroll += 3962 dxp ? 1 : 0; 3963 } 3964 } else { 3965 /* Check for horizontal scrolling. */ 3966 if ((vscroll_hor_area > 0 && 3967 start_y <= vscroll_hor_area) || 3968 (vscroll_hor_area < 0 && 3969 start_y >= 3970 max_y + vscroll_hor_area)) 3971 gest->in_vscroll += 2; 3972 3973 /* Check for vertical scrolling. */ 3974 if ((vscroll_ver_area > 0 && 3975 start_x <= vscroll_ver_area) || 3976 (vscroll_ver_area < 0 && 3977 start_x >= 3978 max_x + vscroll_ver_area)) 3979 gest->in_vscroll += 1; 3980 } 3981 3982 /* Avoid conflicts if area overlaps. */ 3983 if (gest->in_vscroll >= 3) 3984 gest->in_vscroll = 3985 (dxp > dyp) ? 2 : 1; 3986 } 3987 } 3988 /* 3989 * Reset two finger scrolling when the number of fingers 3990 * is different from two or any button is pressed. 3991 */ 3992 if (two_finger_scroll && gest->in_vscroll != 0 && 3993 (nfingers != 2 || ms->button)) 3994 gest->in_vscroll = 0; 3995 3996 VLOG(5, (LOG_DEBUG, 3997 "synaptics: virtual scrolling: %s " 3998 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 3999 gest->in_vscroll ? "YES" : "NO", 4000 gest->in_vscroll, dxp, dyp, 4001 gest->fingers_nb)); 4002 4003 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4004 /* 4005 * An action is currently taking place but the pressure 4006 * dropped under the minimum, putting an end to it. 4007 */ 4008 int taphold_timeout, dx, dy, tap_max_delta; 4009 4010 dx = abs(smoother->queue[smoother->queue_cursor].x - 4011 smoother->start_x); 4012 dy = abs(smoother->queue[smoother->queue_cursor].y - 4013 smoother->start_y); 4014 4015 /* Max delta is disabled for multi-fingers tap. */ 4016 if (gest->fingers_nb > 1) 4017 tap_max_delta = imax(dx, dy); 4018 else 4019 tap_max_delta = sc->syninfo.tap_max_delta; 4020 4021 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4022 4023 /* Check for tap. */ 4024 VLOG(3, (LOG_DEBUG, 4025 "synaptics: zmax=%d, dx=%d, dy=%d, " 4026 "delta=%d, fingers=%d, queue=%d\n", 4027 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 4028 smoother->queue_len)); 4029 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 4030 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 4031 dx <= tap_max_delta && dy <= tap_max_delta && 4032 smoother->queue_len >= sc->syninfo.tap_min_queue) { 4033 /* 4034 * We have a tap if: 4035 * - the maximum pressure went over tap_threshold 4036 * - the action ended before tap_timeout 4037 * 4038 * To handle tap-hold, we must delay any button push to 4039 * the next action. 4040 */ 4041 if (gest->in_taphold) { 4042 /* 4043 * This is the second and last tap of a 4044 * double tap action, not a tap-hold. 4045 */ 4046 gest->in_taphold = 0; 4047 4048 /* 4049 * For double-tap to work: 4050 * - no button press is emitted (to 4051 * simulate a button release) 4052 * - PSM_FLAGS_FINGERDOWN is set to 4053 * force the next packet to emit a 4054 * button press) 4055 */ 4056 VLOG(2, (LOG_DEBUG, 4057 "synaptics: button RELEASE: %d\n", 4058 gest->tap_button)); 4059 sc->flags |= PSM_FLAGS_FINGERDOWN; 4060 4061 /* Schedule button press on next interrupt */ 4062 sc->idletimeout.tv_sec = psmhz > 1 ? 4063 0 : 1; 4064 sc->idletimeout.tv_usec = psmhz > 1 ? 4065 1000000 / psmhz : 0; 4066 } else { 4067 /* 4068 * This is the first tap: we set the 4069 * tap-hold state and notify the button 4070 * down event. 4071 */ 4072 gest->in_taphold = 1; 4073 taphold_timeout = sc->syninfo.taphold_timeout; 4074 gest->taptimeout.tv_sec = taphold_timeout / 4075 1000000; 4076 gest->taptimeout.tv_usec = taphold_timeout % 4077 1000000; 4078 sc->idletimeout = gest->taptimeout; 4079 timevaladd(&gest->taptimeout, 4080 &sc->lastsoftintr); 4081 4082 switch (gest->fingers_nb) { 4083 case 3: 4084 gest->tap_button = 4085 MOUSE_BUTTON2DOWN; 4086 break; 4087 case 2: 4088 gest->tap_button = 4089 MOUSE_BUTTON3DOWN; 4090 break; 4091 default: 4092 gest->tap_button = 4093 MOUSE_BUTTON1DOWN; 4094 } 4095 VLOG(2, (LOG_DEBUG, 4096 "synaptics: button PRESS: %d\n", 4097 gest->tap_button)); 4098 ms->button |= gest->tap_button; 4099 } 4100 } else { 4101 /* 4102 * Not enough pressure or timeout: reset 4103 * tap-hold state. 4104 */ 4105 if (gest->in_taphold) { 4106 VLOG(2, (LOG_DEBUG, 4107 "synaptics: button RELEASE: %d\n", 4108 gest->tap_button)); 4109 gest->in_taphold = 0; 4110 } else { 4111 VLOG(2, (LOG_DEBUG, 4112 "synaptics: not a tap-hold\n")); 4113 } 4114 } 4115 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 4116 /* 4117 * For a tap-hold to work, the button must remain down at 4118 * least until timeout (where the in_taphold flags will be 4119 * cleared) or during the next action. 4120 */ 4121 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 4122 ms->button |= gest->tap_button; 4123 } else { 4124 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 4125 gest->tap_button)); 4126 gest->in_taphold = 0; 4127 } 4128 } 4129 4130 return; 4131} 4132 4133static void 4134psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 4135 mousestatus_t *ms, int *x, int *y) 4136{ 4137 smoother_t *smoother = &sc->smoother[smoother_id]; 4138 gesture_t *gest = &(sc->gesture); 4139 4140 /* 4141 * Check pressure to detect a real wanted action on the 4142 * touchpad. 4143 */ 4144 if (f->p >= sc->syninfo.min_pressure) { 4145 int x0, y0; 4146 int cursor, peer, window; 4147 int dx, dy, dxp, dyp; 4148 int max_width, max_pressure; 4149 int margin_top, margin_right, margin_bottom, margin_left; 4150 int na_top, na_right, na_bottom, na_left; 4151 int window_min, window_max; 4152 int multiplicator; 4153 int weight_current, weight_previous, weight_len_squared; 4154 int div_min, div_max, div_len; 4155 int vscroll_hor_area, vscroll_ver_area; 4156 int two_finger_scroll; 4157 int max_x, max_y; 4158 int len, weight_prev_x, weight_prev_y; 4159 int div_max_x, div_max_y, div_x, div_y; 4160 int is_fuzzy; 4161 int natural_scroll; 4162 4163 /* Read sysctl. */ 4164 /* XXX Verify values? */ 4165 max_width = sc->syninfo.max_width; 4166 max_pressure = sc->syninfo.max_pressure; 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_min = sc->syninfo.window_min; 4176 window_max = sc->syninfo.window_max; 4177 multiplicator = sc->syninfo.multiplicator; 4178 weight_current = sc->syninfo.weight_current; 4179 weight_previous = sc->syninfo.weight_previous; 4180 weight_len_squared = sc->syninfo.weight_len_squared; 4181 div_min = sc->syninfo.div_min; 4182 div_max = sc->syninfo.div_max; 4183 div_len = sc->syninfo.div_len; 4184 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 4185 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 4186 two_finger_scroll = sc->syninfo.two_finger_scroll; 4187 max_x = sc->syninfo.max_x; 4188 max_y = sc->syninfo.max_y; 4189 natural_scroll = sc->syninfo.natural_scroll; 4190 4191 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4192 4193 /* Read current absolute position. */ 4194 x0 = f->x; 4195 y0 = f->y; 4196 4197 /* 4198 * Limit the coordinates to the specified margins because 4199 * this area isn't very reliable. 4200 */ 4201 if (x0 <= margin_left) 4202 x0 = margin_left; 4203 else if (x0 >= max_x - margin_right) 4204 x0 = max_x - margin_right; 4205 if (y0 <= margin_bottom) 4206 y0 = margin_bottom; 4207 else if (y0 >= max_y - margin_top) 4208 y0 = max_y - margin_top; 4209 4210 /* If the action is just beginning, init the structure. */ 4211 if (smoother->active == 0) { 4212 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4213 4214 /* Store the first point of this action. */ 4215 smoother->start_x = x0; 4216 smoother->start_y = y0; 4217 dx = dy = 0; 4218 4219 /* Initialize queue. */ 4220 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4221 smoother->queue_len = 0; 4222 4223 /* Reset average. */ 4224 smoother->avg_dx = 0; 4225 smoother->avg_dy = 0; 4226 4227 /* Reset squelch. */ 4228 smoother->squelch_x = 0; 4229 smoother->squelch_y = 0; 4230 4231 /* Activate queue */ 4232 smoother->active = 1; 4233 } else { 4234 /* Calculate the current delta. */ 4235 cursor = smoother->queue_cursor; 4236 dx = x0 - smoother->queue[cursor].x; 4237 dy = y0 - smoother->queue[cursor].y; 4238 } 4239 4240 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4241 smoother_id, x0, y0, f->p, f->w)); 4242 4243 /* Queue this new packet. */ 4244 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4245 smoother->queue[cursor].x = x0; 4246 smoother->queue[cursor].y = y0; 4247 smoother->queue_cursor = cursor; 4248 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4249 smoother->queue_len++; 4250 VLOG(5, (LOG_DEBUG, 4251 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4252 smoother_id, cursor, x0, y0, dx, dy)); 4253 4254 /* Do we have enough packets to consider this a movement? */ 4255 if (smoother->queue_len < gest->window_min) 4256 return; 4257 4258 weight_prev_x = weight_prev_y = weight_previous; 4259 div_max_x = div_max_y = div_max; 4260 4261 if (gest->in_vscroll) { 4262 /* Dividers are different with virtual scrolling. */ 4263 div_min = sc->syninfo.vscroll_div_min; 4264 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4265 } else { 4266 /* 4267 * There's a lot of noise in coordinates when 4268 * the finger is on the touchpad's borders. When 4269 * using this area, we apply a special weight and 4270 * div. 4271 */ 4272 if (x0 <= na_left || x0 >= max_x - na_right) { 4273 weight_prev_x = sc->syninfo.weight_previous_na; 4274 div_max_x = sc->syninfo.div_max_na; 4275 } 4276 4277 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4278 weight_prev_y = sc->syninfo.weight_previous_na; 4279 div_max_y = sc->syninfo.div_max_na; 4280 } 4281 } 4282 4283 /* 4284 * Calculate weights for the average operands and 4285 * the divisor. Both depend on the distance between 4286 * the current packet and a previous one (based on the 4287 * window width). 4288 */ 4289 window = imin(smoother->queue_len, window_max); 4290 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4291 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4292 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4293 len = (dxp * dxp) + (dyp * dyp); 4294 weight_prev_x = imin(weight_prev_x, 4295 weight_len_squared * weight_prev_x / len); 4296 weight_prev_y = imin(weight_prev_y, 4297 weight_len_squared * weight_prev_y / len); 4298 4299 len = (dxp + dyp) / 2; 4300 div_x = div_len * div_max_x / len; 4301 div_x = imin(div_max_x, div_x); 4302 div_x = imax(div_min, div_x); 4303 div_y = div_len * div_max_y / len; 4304 div_y = imin(div_max_y, div_y); 4305 div_y = imax(div_min, div_y); 4306 4307 VLOG(3, (LOG_DEBUG, 4308 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4309 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4310 div_x, div_y)); 4311 4312 /* Compute averages. */ 4313 smoother->avg_dx = 4314 (weight_current * dx * multiplicator + 4315 weight_prev_x * smoother->avg_dx) / 4316 (weight_current + weight_prev_x); 4317 4318 smoother->avg_dy = 4319 (weight_current * dy * multiplicator + 4320 weight_prev_y * smoother->avg_dy) / 4321 (weight_current + weight_prev_y); 4322 4323 VLOG(5, (LOG_DEBUG, 4324 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4325 smoother->avg_dx / multiplicator, 4326 smoother->avg_dy / multiplicator)); 4327 4328 /* Use these averages to calculate x & y. */ 4329 smoother->squelch_x += smoother->avg_dx; 4330 dxp = smoother->squelch_x / (div_x * multiplicator); 4331 smoother->squelch_x = smoother->squelch_x % 4332 (div_x * multiplicator); 4333 4334 smoother->squelch_y += smoother->avg_dy; 4335 dyp = smoother->squelch_y / (div_y * multiplicator); 4336 smoother->squelch_y = smoother->squelch_y % 4337 (div_y * multiplicator); 4338 4339 switch(gest->in_vscroll) { 4340 case 0: /* Pointer movement. */ 4341 /* On real<->fuzzy finger switch the x/y pos jumps */ 4342 if (is_fuzzy == smoother->is_fuzzy) { 4343 *x += dxp; 4344 *y += dyp; 4345 } 4346 4347 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4348 smoother_id, dx, dy, dxp, dyp)); 4349 break; 4350 case 1: /* Vertical scrolling. */ 4351 if (dyp != 0) { 4352 if (two_finger_scroll && natural_scroll) 4353 ms->button |= (dyp > 0) ? 4354 MOUSE_BUTTON5DOWN : MOUSE_BUTTON4DOWN; 4355 else 4356 ms->button |= (dyp > 0) ? 4357 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4358 } 4359 break; 4360 case 2: /* Horizontal scrolling. */ 4361 if (dxp != 0) { 4362 if (two_finger_scroll && natural_scroll) 4363 ms->button |= (dxp > 0) ? 4364 MOUSE_BUTTON6DOWN : MOUSE_BUTTON7DOWN; 4365 else 4366 ms->button |= (dxp > 0) ? 4367 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4368 } 4369 break; 4370 } 4371 4372 smoother->is_fuzzy = is_fuzzy; 4373 4374 } else { 4375 /* 4376 * Deactivate queue. Note: We can not just reset queue here 4377 * as these values are still used by gesture processor. 4378 * So postpone reset till next touch. 4379 */ 4380 smoother->active = 0; 4381 } 4382} 4383 4384static int 4385proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4386 int *x, int *y, int *z) 4387{ 4388 static int touchpad_button, trackpoint_button; 4389 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4390 int pkt, id, scale, i, nfingers, mask, palm; 4391 4392 if (!elantech_support) 4393 return (0); 4394 4395 /* Determine packet format and do a sanity check for out of sync packets. */ 4396 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4397 pkt = ELANTECH_PKT_NOP; 4398 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4399 pkt = ELANTECH_PKT_TRACKPOINT; 4400 else 4401 switch (sc->elanhw.hwversion) { 4402 case 2: 4403 if (!ELANTECH_PKT_IS_V2(pb)) 4404 return (-1); 4405 4406 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4407 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4408 break; 4409 case 3: 4410 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4411 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4412 return (-1); 4413 4414 pkt = ELANTECH_PKT_V3; 4415 break; 4416 case 4: 4417 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4418 return (-1); 4419 4420 switch (pb->ipacket[3] & 0x03) { 4421 case 0x00: 4422 pkt = ELANTECH_PKT_V4_STATUS; 4423 break; 4424 case 0x01: 4425 pkt = ELANTECH_PKT_V4_HEAD; 4426 break; 4427 case 0x02: 4428 pkt = ELANTECH_PKT_V4_MOTION; 4429 break; 4430 default: 4431 return (-1); 4432 } 4433 break; 4434 default: 4435 return (-1); 4436 } 4437 4438 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4439 4440 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4441 PSM_FINGER_RESET(f[id]); 4442 4443 *x = *y = *z = 0; 4444 ms->button = ms->obutton; 4445 4446 if (sc->syninfo.touchpad_off && pkt != ELANTECH_PKT_TRACKPOINT) 4447 return (0); 4448 4449 /* Common legend 4450 * L: Left mouse button pressed 4451 * R: Right mouse button pressed 4452 * N: number of fingers on touchpad 4453 * X: absolute x value (horizontal) 4454 * Y: absolute y value (vertical) 4455 * W; width of the finger touch 4456 * P: pressure 4457 */ 4458 switch (pkt) { 4459 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4460 /* 7 6 5 4 3 2 1 0 (LSB) 4461 * ------------------------------------------- 4462 * ipacket[0]: N1 N0 W3 W2 . . R L 4463 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4464 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4465 * ipacket[3]: N4 VF W1 W0 . . . B2 4466 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4467 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4468 * ------------------------------------------- 4469 * N4: set if more than 3 fingers (only in 3 fingers mode) 4470 * VF: a kind of flag? (only on EF123, 0 when finger 4471 * is over one of the buttons, 1 otherwise) 4472 * B2: (on EF113 only, 0 otherwise), one button pressed 4473 * P & W is not reported on EF113 touchpads 4474 */ 4475 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4476 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4477 nfingers = 4; 4478 4479 if (nfingers == 0) { 4480 mask = (1 << nfingers) - 1; /* = 0x00 */ 4481 break; 4482 } 4483 4484 /* Map 3-rd and 4-th fingers to first finger */ 4485 mask = (1 << 1) - 1; /* = 0x01 */ 4486 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4487 if (sc->elanhw.haspressure) { 4488 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4489 ((pb->ipacket[3] & 0x30) >> 4); 4490 } else { 4491 f[0].p = PSM_FINGER_DEFAULT_P; 4492 f[0].w = PSM_FINGER_DEFAULT_W; 4493 } 4494 4495 /* 4496 * HW v2 dont report exact finger positions when 3 or more 4497 * fingers are on touchpad. 4498 */ 4499 if (nfingers > 2) 4500 f[0].flags = PSM_FINGER_FUZZY; 4501 4502 break; 4503 4504 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4505 /* 7 6 5 4 3 2 1 0 (LSB) 4506 * ------------------------------------------- 4507 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4508 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4509 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4510 * ipacket[3]: . . BY8 BX8 . . . . 4511 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4512 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4513 * ------------------------------------------- 4514 * AX: lower-left finger absolute x value 4515 * AY: lower-left finger absolute y value 4516 * BX: upper-right finger absolute x value 4517 * BY: upper-right finger absolute y value 4518 */ 4519 nfingers = 2; 4520 mask = (1 << nfingers) - 1; 4521 4522 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4523 f[id] = (finger_t) { 4524 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4525 pb->ipacket[id * 3 + 1]) << 2, 4526 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4527 pb->ipacket[id * 3 + 2]) << 2, 4528 .p = PSM_FINGER_DEFAULT_P, 4529 .w = PSM_FINGER_DEFAULT_W, 4530 /* HW ver.2 sends bounding box */ 4531 .flags = PSM_FINGER_FUZZY 4532 }; 4533 break; 4534 4535 case ELANTECH_PKT_V3: /* HW Version 3 */ 4536 /* 7 6 5 4 3 2 1 0 (LSB) 4537 * ------------------------------------------- 4538 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4539 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4540 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4541 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4542 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4543 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4544 * ------------------------------------------- 4545 */ 4546 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4547 /* Map 3-rd finger to first finger */ 4548 id = nfingers > 2 ? 0 : nfingers - 1; 4549 mask = (1 << (id + 1)) - 1; 4550 4551 if (nfingers == 0) 4552 break; 4553 4554 fn = ELANTECH_FINGER_SET_XYP(pb); 4555 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4556 ((pb->ipacket[3] & 0x30) >> 4); 4557 4558 /* 4559 * HW v3 dont report exact finger positions when 3 or more 4560 * fingers are on touchpad. 4561 */ 4562 if (nfingers > 1) 4563 fn.flags = PSM_FINGER_FUZZY; 4564 4565 if (nfingers == 2) { 4566 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4567 sc->elanaction.fingers[0] = fn; 4568 return (0); 4569 } else 4570 f[0] = sc->elanaction.fingers[0]; 4571 } 4572 f[id] = fn; 4573 break; 4574 4575 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4576 /* 7 6 5 4 3 2 1 0 (LSB) 4577 * ------------------------------------------- 4578 * ipacket[0]: . . . . 0 1 R L 4579 * ipacket[1]: . . . F4 F3 F2 F1 F0 4580 * ipacket[2]: . . . . . . . . 4581 * ipacket[3]: . . . 1 0 0 0 0 4582 * ipacket[4]: PL . . . . . . . 4583 * ipacket[5]: . . . . . . . . 4584 * ------------------------------------------- 4585 * Fn: finger n is on touchpad 4586 * PL: palm 4587 * HV ver4 sends a status packet to indicate that the numbers 4588 * or identities of the fingers has been changed 4589 */ 4590 4591 mask = pb->ipacket[1] & 0x1f; 4592 nfingers = bitcount(mask); 4593 4594 if (sc->elanaction.mask_v4wait != 0) 4595 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4596 " when not all previous head packets received\n")); 4597 4598 /* Bitmap of fingers to receive before gesture processing */ 4599 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4600 4601 /* Skip "new finger is on touchpad" packets */ 4602 if (sc->elanaction.mask_v4wait) { 4603 sc->elanaction.mask = mask; 4604 return (0); 4605 } 4606 4607 break; 4608 4609 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4610 /* 7 6 5 4 3 2 1 0 (LSB) 4611 * ------------------------------------------- 4612 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4613 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4614 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4615 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4616 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4617 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4618 * ------------------------------------------- 4619 * ID: finger id 4620 * HW ver 4 sends head packets in two cases: 4621 * 1. One finger touch and movement. 4622 * 2. Next after status packet to tell new finger positions. 4623 */ 4624 mask = sc->elanaction.mask; 4625 nfingers = bitcount(mask); 4626 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4627 fn = ELANTECH_FINGER_SET_XYP(pb); 4628 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4629 4630 if (id < 0) 4631 return (0); 4632 4633 /* Packet is finger position update. Report it */ 4634 if (sc->elanaction.mask_v4wait == 0) { 4635 if (id < ELANTECH_MAX_FINGERS) 4636 f[id] = fn; 4637 break; 4638 } 4639 4640 /* Remove finger from waiting bitmap and store into context */ 4641 sc->elanaction.mask_v4wait &= ~(1 << id); 4642 if (id < ELANTECH_MAX_FINGERS) 4643 sc->elanaction.fingers[id] = fn; 4644 4645 /* Wait for other fingers if needed */ 4646 if (sc->elanaction.mask_v4wait != 0) 4647 return (0); 4648 4649 /* All new fingers are received. Report them from context */ 4650 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4651 if (sc->elanaction.mask & (1 << id)) 4652 f[id] = sc->elanaction.fingers[id]; 4653 4654 break; 4655 4656 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4657 /* 7 6 5 4 3 2 1 0 (LSB) 4658 * ------------------------------------------- 4659 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4660 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4661 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4662 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4663 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4664 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4665 * ------------------------------------------- 4666 * OF: delta overflows (> 127 or < -128), in this case 4667 * firmware sends us (delta x / 5) and (delta y / 5) 4668 * ID: finger id 4669 * DX: delta x (two's complement) 4670 * XY: delta y (two's complement) 4671 * byte 0 ~ 2 for one finger 4672 * byte 3 ~ 5 for another finger 4673 */ 4674 mask = sc->elanaction.mask; 4675 nfingers = bitcount(mask); 4676 4677 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4678 for (i = 0; i <= 3; i += 3) { 4679 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4680 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4681 continue; 4682 4683 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4684 f[id] = sc->elanaction.fingers[id]; 4685 f[id].x += imax(-f[id].x, 4686 (signed char)pb->ipacket[i+1] * scale); 4687 f[id].y += imax(-f[id].y, 4688 (signed char)pb->ipacket[i+2] * scale); 4689 } else { 4690 VLOG(3, (LOG_DEBUG, "elantech: " 4691 "HW v4 motion packet skipped\n")); 4692 } 4693 } 4694 4695 break; 4696 4697 case ELANTECH_PKT_TRACKPOINT: 4698 /* 7 6 5 4 3 2 1 0 (LSB) 4699 * ------------------------------------------- 4700 * ipacket[0]: 0 0 SY SX 0 M R L 4701 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4702 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4703 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4704 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4705 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4706 * ------------------------------------------- 4707 * X and Y are written in two's complement spread 4708 * over 9 bits with SX/SY the relative top bit and 4709 * X7..X0 and Y7..Y0 the lower bits. 4710 */ 4711 if (!(pb->ipacket[0] & 0xC8) && !(pb->ipacket[1] & 0x7F) && 4712 !(pb->ipacket[2] & 0x7F) && !(pb->ipacket[3] & 0xC9) && 4713 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[1] & 0x80) && 4714 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[3] & 0x10) && 4715 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[2] & 0x80) && 4716 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[3] & 0x20)) { 4717 4718 *x = (pb->ipacket[0] & MOUSE_PS2_XNEG) ? 4719 pb->ipacket[4] - 256 : pb->ipacket[4]; 4720 *y = (pb->ipacket[0] & MOUSE_PS2_YNEG) ? 4721 pb->ipacket[5] - 256 : pb->ipacket[5]; 4722 4723 trackpoint_button = 4724 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4725 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4726 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4727#ifdef EVDEV_SUPPORT 4728 evdev_push_rel(sc->evdev_r, REL_X, *x); 4729 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4730 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4731 evdev_sync(sc->evdev_r); 4732#endif 4733 ms->button = touchpad_button | trackpoint_button; 4734 } else 4735 VLOG(3, (LOG_DEBUG, "elantech: " 4736 "unexpected trackpoint packet skipped\n")); 4737 return (0); 4738 4739 case ELANTECH_PKT_NOP: 4740 return (0); 4741 4742 default: 4743 return (-1); 4744 } 4745 4746 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4747 if (PSM_FINGER_IS_SET(f[id])) 4748 VLOG(2, (LOG_DEBUG, "elantech: " 4749 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4750 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4751 4752 /* Touchpad button presses */ 4753 if (sc->elanhw.isclickpad) { 4754 touchpad_button = 4755 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4756 } else { 4757 touchpad_button = 4758 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4759 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4760 } 4761 4762#ifdef EVDEV_SUPPORT 4763 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4764 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4765 if (PSM_FINGER_IS_SET(f[id])) { 4766 psm_push_mt_finger(sc, id, &f[id]); 4767 /* Convert touch width to surface units */ 4768 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4769 f[id].w * sc->elanhw.dptracex); 4770 } 4771 if (sc->elanaction.mask & (1 << id) && 4772 !(mask & (1 << id))) 4773 psm_release_mt_slot(sc->evdev_a, id); 4774 } 4775 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4776 evdev_push_nfingers(sc->evdev_a, nfingers); 4777 if (nfingers > 0) { 4778 if (PSM_FINGER_IS_SET(f[0])) 4779 psm_push_st_finger(sc, &f[0]); 4780 } else 4781 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4782 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4783 evdev_sync(sc->evdev_a); 4784 } 4785#endif 4786 4787 ms->button = touchpad_button | trackpoint_button; 4788 4789 /* Palm detection doesn't terminate the current action. */ 4790 palm = psmpalmdetect(sc, &f[0], nfingers); 4791 4792 /* Send finger 1 position to gesture processor */ 4793 if ((PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4794 nfingers == 0) && !palm) 4795 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4796 4797 /* Send fingers positions to movement smoothers */ 4798 for (id = 0; id < PSM_FINGERS; id++) 4799 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4800 psmsmoother(sc, &f[id], id, ms, x, y); 4801 4802 /* Store current finger positions in action context */ 4803 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4804 if (PSM_FINGER_IS_SET(f[id])) 4805 sc->elanaction.fingers[id] = f[id]; 4806 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4807 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4808 } 4809 sc->elanaction.mask = mask; 4810 4811 if (palm) { 4812 *x = *y = *z = 0; 4813 ms->button = ms->obutton; 4814 return (0); 4815 } 4816 4817 /* Use the extra buttons as a scrollwheel */ 4818 if (ms->button & MOUSE_BUTTON4DOWN) 4819 *z = -1; 4820 else if (ms->button & MOUSE_BUTTON5DOWN) 4821 *z = 1; 4822 else if (ms->button & MOUSE_BUTTON6DOWN) 4823 *z = -2; 4824 else if (ms->button & MOUSE_BUTTON7DOWN) 4825 *z = 2; 4826 else 4827 *z = 0; 4828 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4829 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4830 4831 return (0); 4832} 4833 4834static void 4835proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4836 int *x, int *y, int *z) 4837{ 4838 static int butmap_versapad[8] = { 4839 0, 4840 MOUSE_BUTTON3DOWN, 4841 0, 4842 MOUSE_BUTTON3DOWN, 4843 MOUSE_BUTTON1DOWN, 4844 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4845 MOUSE_BUTTON1DOWN, 4846 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4847 }; 4848 int c, x0, y0; 4849 4850 /* VersaPad PS/2 absolute mode message format 4851 * 4852 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4853 * ipacket[0]: 1 1 0 A 1 L T R 4854 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4855 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4856 * ipacket[3]: 1 1 1 A 1 L T R 4857 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4858 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4859 * 4860 * [note] 4861 * R: right physical mouse button (1=on) 4862 * T: touch pad virtual button (1=tapping) 4863 * L: left physical mouse button (1=on) 4864 * A: position data is valid (1=valid) 4865 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4866 * V: vertical data (12bit signed integer. V11 is sign bit.) 4867 * P: pressure data 4868 * 4869 * Tapping is mapped to MOUSE_BUTTON4. 4870 */ 4871 c = pb->ipacket[0]; 4872 *x = *y = 0; 4873 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4874 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4875 if (c & MOUSE_PS2VERSA_IN_USE) { 4876 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4877 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4878 if (x0 & 0x800) 4879 x0 -= 0x1000; 4880 if (y0 & 0x800) 4881 y0 -= 0x1000; 4882 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4883 *x = sc->xold - x0; 4884 *y = y0 - sc->yold; 4885 if (*x < 0) /* XXX */ 4886 ++*x; 4887 else if (*x) 4888 --*x; 4889 if (*y < 0) 4890 ++*y; 4891 else if (*y) 4892 --*y; 4893 } else 4894 sc->flags |= PSM_FLAGS_FINGERDOWN; 4895 sc->xold = x0; 4896 sc->yold = y0; 4897 } else 4898 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4899} 4900 4901static void 4902psmsoftintridle(void *arg) 4903{ 4904 struct psm_softc *sc = arg; 4905 packetbuf_t *pb; 4906 4907 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4908 * invoked from psmintr soon with pqueue filled with real data */ 4909 if (sc->pqueue_start == sc->pqueue_end && 4910 sc->idlepacket.inputbytes > 0) { 4911 /* Grow circular queue backwards to avoid race with psmintr */ 4912 if (--sc->pqueue_start < 0) 4913 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4914 4915 pb = &sc->pqueue[sc->pqueue_start]; 4916 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4917 VLOG(4, (LOG_DEBUG, 4918 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4919 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4920 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4921 4922 psmsoftintr(arg); 4923 } 4924} 4925 4926static void 4927psmsoftintr(void *arg) 4928{ 4929 /* 4930 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4931 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4932 */ 4933 static int butmap[8] = { 4934 0, 4935 MOUSE_BUTTON1DOWN, 4936 MOUSE_BUTTON3DOWN, 4937 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4938 MOUSE_BUTTON2DOWN, 4939 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4940 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4941 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4942 }; 4943 struct psm_softc *sc = arg; 4944 mousestatus_t ms; 4945 packetbuf_t *pb; 4946 int x, y, z, c, l, s; 4947 4948 getmicrouptime(&sc->lastsoftintr); 4949 4950 s = spltty(); 4951 4952 do { 4953 pb = &sc->pqueue[sc->pqueue_start]; 4954 4955 if (sc->mode.level == PSM_LEVEL_NATIVE) 4956 goto next_native; 4957 4958 c = pb->ipacket[0]; 4959 /* 4960 * A kludge for Kensington device! 4961 * The MSB of the horizontal count appears to be stored in 4962 * a strange place. 4963 */ 4964 if (sc->hw.model == MOUSE_MODEL_THINK) 4965 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4966 4967 /* ignore the overflow bits... */ 4968 x = (c & MOUSE_PS2_XNEG) ? 4969 pb->ipacket[1] - 256 : pb->ipacket[1]; 4970 y = (c & MOUSE_PS2_YNEG) ? 4971 pb->ipacket[2] - 256 : pb->ipacket[2]; 4972 z = 0; 4973 ms.obutton = sc->button; /* previous button state */ 4974 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4975 /* `tapping' action */ 4976 if (sc->config & PSM_CONFIG_FORCETAP) 4977 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4978 0 : MOUSE_BUTTON4DOWN; 4979 timevalclear(&sc->idletimeout); 4980 sc->idlepacket.inputbytes = 0; 4981 4982 switch (sc->hw.model) { 4983 4984 case MOUSE_MODEL_EXPLORER: 4985 /* 4986 * b7 b6 b5 b4 b3 b2 b1 b0 4987 * byte 1: oy ox sy sx 1 M R L 4988 * byte 2: x x x x x x x x 4989 * byte 3: y y y y y y y y 4990 * byte 4: * * S2 S1 s d2 d1 d0 4991 * 4992 * L, M, R, S1, S2: left, middle, right and side buttons 4993 * s: wheel data sign bit 4994 * d2-d0: wheel data 4995 */ 4996 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4997 (pb->ipacket[3] & 0x0f) - 16 : 4998 (pb->ipacket[3] & 0x0f); 4999 ms.button |= 5000 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 5001 MOUSE_BUTTON4DOWN : 0; 5002 ms.button |= 5003 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 5004 MOUSE_BUTTON5DOWN : 0; 5005 break; 5006 5007 case MOUSE_MODEL_INTELLI: 5008 case MOUSE_MODEL_NET: 5009 /* wheel data is in the fourth byte */ 5010 z = (char)pb->ipacket[3]; 5011 /* 5012 * XXX some mice may send 7 when there is no Z movement? */ 5013 if ((z >= 7) || (z <= -7)) 5014 z = 0; 5015 /* some compatible mice have additional buttons */ 5016 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 5017 MOUSE_BUTTON4DOWN : 0; 5018 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 5019 MOUSE_BUTTON5DOWN : 0; 5020 break; 5021 5022 case MOUSE_MODEL_MOUSEMANPLUS: 5023 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 5024 break; 5025 5026 case MOUSE_MODEL_GLIDEPOINT: 5027 /* `tapping' action */ 5028 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 5029 MOUSE_BUTTON4DOWN; 5030 break; 5031 5032 case MOUSE_MODEL_NETSCROLL: 5033 /* 5034 * three additional bytes encode buttons and 5035 * wheel events 5036 */ 5037 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 5038 MOUSE_BUTTON4DOWN : 0; 5039 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 5040 MOUSE_BUTTON5DOWN : 0; 5041 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 5042 pb->ipacket[4] - 256 : pb->ipacket[4]; 5043 break; 5044 5045 case MOUSE_MODEL_THINK: 5046 /* the fourth button state in the first byte */ 5047 ms.button |= (c & MOUSE_PS2_TAP) ? 5048 MOUSE_BUTTON4DOWN : 0; 5049 break; 5050 5051 case MOUSE_MODEL_VERSAPAD: 5052 proc_versapad(sc, pb, &ms, &x, &y, &z); 5053 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 5054 ((y < 0) ? MOUSE_PS2_YNEG : 0); 5055 break; 5056 5057 case MOUSE_MODEL_4D: 5058 /* 5059 * b7 b6 b5 b4 b3 b2 b1 b0 5060 * byte 1: s2 d2 s1 d1 1 M R L 5061 * byte 2: sx x x x x x x x 5062 * byte 3: sy y y y y y y y 5063 * 5064 * s1: wheel 1 direction 5065 * d1: wheel 1 data 5066 * s2: wheel 2 direction 5067 * d2: wheel 2 data 5068 */ 5069 x = (pb->ipacket[1] & 0x80) ? 5070 pb->ipacket[1] - 256 : pb->ipacket[1]; 5071 y = (pb->ipacket[2] & 0x80) ? 5072 pb->ipacket[2] - 256 : pb->ipacket[2]; 5073 switch (c & MOUSE_4D_WHEELBITS) { 5074 case 0x10: 5075 z = 1; 5076 break; 5077 case 0x30: 5078 z = -1; 5079 break; 5080 case 0x40: /* XXX 2nd wheel turning right */ 5081 z = 2; 5082 break; 5083 case 0xc0: /* XXX 2nd wheel turning left */ 5084 z = -2; 5085 break; 5086 } 5087 break; 5088 5089 case MOUSE_MODEL_4DPLUS: 5090 if ((x < 16 - 256) && (y < 16 - 256)) { 5091 /* 5092 * b7 b6 b5 b4 b3 b2 b1 b0 5093 * byte 1: 0 0 1 1 1 M R L 5094 * byte 2: 0 0 0 0 1 0 0 0 5095 * byte 3: 0 0 0 0 S s d1 d0 5096 * 5097 * L, M, R, S: left, middle, right, 5098 * and side buttons 5099 * s: wheel data sign bit 5100 * d1-d0: wheel data 5101 */ 5102 x = y = 0; 5103 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 5104 ms.button |= MOUSE_BUTTON4DOWN; 5105 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 5106 ((pb->ipacket[2] & 0x07) - 8) : 5107 (pb->ipacket[2] & 0x07) ; 5108 } else { 5109 /* preserve previous button states */ 5110 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 5111 } 5112 break; 5113 5114 case MOUSE_MODEL_SYNAPTICS: 5115 if (pb->inputbytes == MOUSE_PS2_PACKETSIZE) 5116 if (proc_synaptics_mux(sc, pb)) 5117 goto next; 5118 5119 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 5120 VLOG(3, (LOG_DEBUG, "synaptics: " 5121 "packet rejected\n")); 5122 goto next; 5123 } 5124 break; 5125 5126 case MOUSE_MODEL_ELANTECH: 5127 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 5128 VLOG(3, (LOG_DEBUG, "elantech: " 5129 "packet rejected\n")); 5130 goto next; 5131 } 5132 break; 5133 5134 case MOUSE_MODEL_TRACKPOINT: 5135 case MOUSE_MODEL_GENERIC: 5136 default: 5137 break; 5138 } 5139 5140#ifdef EVDEV_SUPPORT 5141 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 5142 sc->hw.model != MOUSE_MODEL_ELANTECH && 5143 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5144 evdev_push_rel(sc->evdev_r, REL_X, x); 5145 evdev_push_rel(sc->evdev_r, REL_Y, -y); 5146 5147 switch (sc->hw.model) { 5148 case MOUSE_MODEL_EXPLORER: 5149 case MOUSE_MODEL_INTELLI: 5150 case MOUSE_MODEL_NET: 5151 case MOUSE_MODEL_NETSCROLL: 5152 case MOUSE_MODEL_4DPLUS: 5153 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5154 break; 5155 case MOUSE_MODEL_MOUSEMANPLUS: 5156 case MOUSE_MODEL_4D: 5157 switch (z) { 5158 case 1: 5159 case -1: 5160 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5161 break; 5162 case 2: 5163 case -2: 5164 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 5165 break; 5166 } 5167 break; 5168 } 5169 5170 evdev_push_mouse_btn(sc->evdev_r, ms.button); 5171 evdev_sync(sc->evdev_r); 5172 } 5173#endif 5174 5175 /* scale values */ 5176 if (sc->mode.accelfactor >= 1) { 5177 if (x != 0) { 5178 x = x * x / sc->mode.accelfactor; 5179 if (x == 0) 5180 x = 1; 5181 if (c & MOUSE_PS2_XNEG) 5182 x = -x; 5183 } 5184 if (y != 0) { 5185 y = y * y / sc->mode.accelfactor; 5186 if (y == 0) 5187 y = 1; 5188 if (c & MOUSE_PS2_YNEG) 5189 y = -y; 5190 } 5191 } 5192 5193 /* Store last packet for reinjection if it has not been set already */ 5194 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5195 sc->idlepacket = *pb; 5196 5197 ms.dx = x; 5198 ms.dy = y; 5199 ms.dz = z; 5200 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5201 (ms.obutton ^ ms.button); 5202 5203 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5204 5205 sc->status.flags |= ms.flags; 5206 sc->status.dx += ms.dx; 5207 sc->status.dy += ms.dy; 5208 sc->status.dz += ms.dz; 5209 sc->status.button = ms.button; 5210 sc->button = ms.button; 5211 5212next_native: 5213 sc->watchdog = FALSE; 5214 5215 /* queue data */ 5216 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5217 l = imin(pb->inputbytes, 5218 sizeof(sc->queue.buf) - sc->queue.tail); 5219 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5220 if (pb->inputbytes > l) 5221 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5222 pb->inputbytes - l); 5223 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5224 sizeof(sc->queue.buf); 5225 sc->queue.count += pb->inputbytes; 5226 } 5227 5228next: 5229 pb->inputbytes = 0; 5230 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5231 sc->pqueue_start = 0; 5232 } while (sc->pqueue_start != sc->pqueue_end); 5233 5234 if (sc->state & PSM_ASLP) { 5235 sc->state &= ~PSM_ASLP; 5236 wakeup(sc); 5237 } 5238 selwakeuppri(&sc->rsel, PZERO); 5239 if (sc->async != NULL) { 5240 pgsigio(&sc->async, SIGIO, 0); 5241 } 5242 sc->state &= ~PSM_SOFTARMED; 5243 5244 /* schedule injection of predefined packet after idletimeout 5245 * if no data packets have been received from psmintr */ 5246 if (timevalisset(&sc->idletimeout)) { 5247 sc->state |= PSM_SOFTARMED; 5248 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5249 psmsoftintridle, sc); 5250 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5251 tvtohz(&sc->idletimeout))); 5252 } 5253 splx(s); 5254} 5255 5256static int 5257psmpoll(struct cdev *dev, int events, struct thread *td) 5258{ 5259 struct psm_softc *sc = dev->si_drv1; 5260 int s; 5261 int revents = 0; 5262 5263 /* Return true if a mouse event available */ 5264 s = spltty(); 5265 if (events & (POLLIN | POLLRDNORM)) { 5266 if (sc->queue.count > 0) 5267 revents |= events & (POLLIN | POLLRDNORM); 5268 else 5269 selrecord(td, &sc->rsel); 5270 } 5271 splx(s); 5272 5273 return (revents); 5274} 5275 5276/* vendor/model specific routines */ 5277 5278static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5279{ 5280 if (set_mouse_resolution(kbdc, res) != res) 5281 return (FALSE); 5282 if (set_mouse_scaling(kbdc, scale) && 5283 set_mouse_scaling(kbdc, scale) && 5284 set_mouse_scaling(kbdc, scale) && 5285 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5286 return (TRUE); 5287 return (FALSE); 5288} 5289 5290static int 5291mouse_ext_command(KBDC kbdc, int command) 5292{ 5293 int c; 5294 5295 c = (command >> 6) & 0x03; 5296 if (set_mouse_resolution(kbdc, c) != c) 5297 return (FALSE); 5298 c = (command >> 4) & 0x03; 5299 if (set_mouse_resolution(kbdc, c) != c) 5300 return (FALSE); 5301 c = (command >> 2) & 0x03; 5302 if (set_mouse_resolution(kbdc, c) != c) 5303 return (FALSE); 5304 c = (command >> 0) & 0x03; 5305 if (set_mouse_resolution(kbdc, c) != c) 5306 return (FALSE); 5307 return (TRUE); 5308} 5309 5310#ifdef notyet 5311/* Logitech MouseMan Cordless II */ 5312static int 5313enable_lcordless(struct psm_softc *sc, enum probearg arg) 5314{ 5315 KBDC kbdc = sc->kbdc; 5316 int status[3]; 5317 int ch; 5318 5319 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5320 return (FALSE); 5321 if (status[1] == PSMD_RES_HIGH) 5322 return (FALSE); 5323 ch = (status[0] & 0x07) - 1; /* channel # */ 5324 if ((ch <= 0) || (ch > 4)) 5325 return (FALSE); 5326 /* 5327 * status[1]: always one? 5328 * status[2]: battery status? (0-100) 5329 */ 5330 return (TRUE); 5331} 5332#endif /* notyet */ 5333 5334/* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5335static int 5336enable_groller(struct psm_softc *sc, enum probearg arg) 5337{ 5338 KBDC kbdc = sc->kbdc; 5339 int status[3]; 5340 5341 /* 5342 * The special sequence to enable the fourth button and the 5343 * roller. Immediately after this sequence check status bytes. 5344 * if the mouse is NetScroll, the second and the third bytes are 5345 * '3' and 'D'. 5346 */ 5347 5348 /* 5349 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5350 * look like the following. 5351 * 5352 * byte 1 bit 7 always 0 5353 * bit 6 stream mode (0) 5354 * bit 5 disabled (0) 5355 * bit 4 1:1 scaling (0) 5356 * bit 3 always 0 5357 * bit 0-2 button status 5358 * byte 2 resolution (PSMD_RES_HIGH) 5359 * byte 3 report rate (?) 5360 */ 5361 5362 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5363 return (FALSE); 5364 if ((status[1] != '3') || (status[2] != 'D')) 5365 return (FALSE); 5366 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5367 if (arg == PROBE) 5368 sc->hw.buttons = 4; 5369 return (TRUE); 5370} 5371 5372/* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5373static int 5374enable_gmouse(struct psm_softc *sc, enum probearg arg) 5375{ 5376 KBDC kbdc = sc->kbdc; 5377 int status[3]; 5378 5379 /* 5380 * The special sequence to enable the middle, "rubber" button. 5381 * Immediately after this sequence check status bytes. 5382 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5383 * the second and the third bytes are '3' and 'U'. 5384 * NOTE: NetMouse reports that it has three buttons although it has 5385 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5386 * say they have three buttons too and they do have a button on the 5387 * side... 5388 */ 5389 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5390 return (FALSE); 5391 if ((status[1] != '3') || (status[2] != 'U')) 5392 return (FALSE); 5393 return (TRUE); 5394} 5395 5396/* ALPS GlidePoint */ 5397static int 5398enable_aglide(struct psm_softc *sc, enum probearg arg) 5399{ 5400 KBDC kbdc = sc->kbdc; 5401 int status[3]; 5402 5403 /* 5404 * The special sequence to obtain ALPS GlidePoint specific 5405 * information. Immediately after this sequence, status bytes will 5406 * contain something interesting. 5407 * NOTE: ALPS produces several models of GlidePoint. Some of those 5408 * do not respond to this sequence, thus, cannot be detected this way. 5409 */ 5410 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5411 return (FALSE); 5412 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5413 return (FALSE); 5414 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5415 return (FALSE); 5416 return (TRUE); 5417} 5418 5419/* Kensington ThinkingMouse/Trackball */ 5420static int 5421enable_kmouse(struct psm_softc *sc, enum probearg arg) 5422{ 5423 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5424 KBDC kbdc = sc->kbdc; 5425 int status[3]; 5426 int id1; 5427 int id2; 5428 int i; 5429 5430 id1 = get_aux_id(kbdc); 5431 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5432 return (FALSE); 5433 /* 5434 * The device is now in the native mode? It returns a different 5435 * ID value... 5436 */ 5437 id2 = get_aux_id(kbdc); 5438 if ((id1 == id2) || (id2 != 2)) 5439 return (FALSE); 5440 5441 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5442 return (FALSE); 5443#if PSM_DEBUG >= 2 5444 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5445 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5446 return (FALSE); 5447#endif 5448 5449 /* 5450 * The special sequence to enable the third and fourth buttons. 5451 * Otherwise they behave like the first and second buttons. 5452 */ 5453 for (i = 0; i < nitems(rate); ++i) 5454 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5455 return (FALSE); 5456 5457 /* 5458 * At this point, the device is using default resolution and 5459 * sampling rate for the native mode. 5460 */ 5461 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5462 return (FALSE); 5463 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5464 return (FALSE); 5465 5466 /* the device appears be enabled by this sequence, diable it for now */ 5467 disable_aux_dev(kbdc); 5468 empty_aux_buffer(kbdc, 5); 5469 5470 return (TRUE); 5471} 5472 5473/* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5474static int 5475enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5476{ 5477 KBDC kbdc = sc->kbdc; 5478 int data[3]; 5479 5480 /* the special sequence to enable the fourth button and the roller. */ 5481 /* 5482 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5483 * must be called exactly three times since the last RESET command 5484 * before this sequence. XXX 5485 */ 5486 if (!set_mouse_scaling(kbdc, 1)) 5487 return (FALSE); 5488 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5489 return (FALSE); 5490 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5491 return (FALSE); 5492 5493 /* 5494 * PS2++ protocol, packet type 0 5495 * 5496 * b7 b6 b5 b4 b3 b2 b1 b0 5497 * byte 1: * 1 p3 p2 1 * * * 5498 * byte 2: 1 1 p1 p0 m1 m0 1 0 5499 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5500 * 5501 * p3-p0: packet type: 0 5502 * m7-m0: model ID: MouseMan+:0x50, 5503 * FirstMouse+:0x51, 5504 * ScrollPoint:0x58... 5505 */ 5506 /* check constant bits */ 5507 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5508 return (FALSE); 5509 if ((data[1] & 0xc3) != 0xc2) 5510 return (FALSE); 5511 /* check d3-d0 in byte 2 */ 5512 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5513 return (FALSE); 5514 /* check p3-p0 */ 5515 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5516 return (FALSE); 5517 5518 if (arg == PROBE) { 5519 sc->hw.hwid &= 0x00ff; 5520 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5521 } 5522 5523 /* 5524 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5525 * the wheel and the fourth button events are encoded in the 5526 * special data packet. The mouse may be put in the IntelliMouse mode 5527 * if it is initialized by the IntelliMouse's method. 5528 */ 5529 return (TRUE); 5530} 5531 5532/* MS IntelliMouse Explorer */ 5533static int 5534enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5535{ 5536 KBDC kbdc = sc->kbdc; 5537 static u_char rate0[] = { 200, 100, 80, }; 5538 static u_char rate1[] = { 200, 200, 80, }; 5539 int id; 5540 int i; 5541 5542 /* 5543 * This is needed for at least A4Tech X-7xx mice - they do not go 5544 * straight to Explorer mode, but need to be set to Intelli mode 5545 * first. 5546 */ 5547 enable_msintelli(sc, arg); 5548 5549 /* the special sequence to enable the extra buttons and the roller. */ 5550 for (i = 0; i < nitems(rate1); ++i) 5551 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5552 return (FALSE); 5553 /* the device will give the genuine ID only after the above sequence */ 5554 id = get_aux_id(kbdc); 5555 if (id != PSM_EXPLORER_ID) 5556 return (FALSE); 5557 5558 if (arg == PROBE) { 5559 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5560 sc->hw.hwid = id; 5561 } 5562 5563 /* 5564 * XXX: this is a kludge to fool some KVM switch products 5565 * which think they are clever enough to know the 4-byte IntelliMouse 5566 * protocol, and assume any other protocols use 3-byte packets. 5567 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5568 * correctly to the host computer because of this! 5569 * The following sequence is actually IntelliMouse's "wake up" 5570 * sequence; it will make the KVM think the mouse is IntelliMouse 5571 * when it is in fact IntelliMouse Explorer. 5572 */ 5573 for (i = 0; i < nitems(rate0); ++i) 5574 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5575 break; 5576 get_aux_id(kbdc); 5577 5578 return (TRUE); 5579} 5580 5581/* 5582 * MS IntelliMouse 5583 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5584 * probe routine and act like IntelliMouse. 5585 */ 5586static int 5587enable_msintelli(struct psm_softc *sc, enum probearg arg) 5588{ 5589 KBDC kbdc = sc->kbdc; 5590 static u_char rate[] = { 200, 100, 80, }; 5591 int id; 5592 int i; 5593 5594 /* the special sequence to enable the third button and the roller. */ 5595 for (i = 0; i < nitems(rate); ++i) 5596 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5597 return (FALSE); 5598 /* the device will give the genuine ID only after the above sequence */ 5599 id = get_aux_id(kbdc); 5600 if (id != PSM_INTELLI_ID) 5601 return (FALSE); 5602 5603 if (arg == PROBE) { 5604 sc->hw.buttons = 3; 5605 sc->hw.hwid = id; 5606 } 5607 5608 return (TRUE); 5609} 5610 5611/* 5612 * A4 Tech 4D Mouse 5613 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5614 */ 5615static int 5616enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5617{ 5618 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5619 KBDC kbdc = sc->kbdc; 5620 int id; 5621 int i; 5622 5623 for (i = 0; i < nitems(rate); ++i) 5624 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5625 return (FALSE); 5626 id = get_aux_id(kbdc); 5627 /* 5628 * WinEasy 4D, 4 Way Scroll 4D: 6 5629 * Cable-Free 4D: 8 (4DPLUS) 5630 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5631 */ 5632 if (id != PSM_4DMOUSE_ID) 5633 return (FALSE); 5634 5635 if (arg == PROBE) { 5636 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5637 sc->hw.hwid = id; 5638 } 5639 5640 return (TRUE); 5641} 5642 5643/* 5644 * A4 Tech 4D+ Mouse 5645 * Newer wheel mice from A4 Tech seem to use this protocol. 5646 * Older models are recognized as either 4D Mouse or IntelliMouse. 5647 */ 5648static int 5649enable_4dplus(struct psm_softc *sc, enum probearg arg) 5650{ 5651 KBDC kbdc = sc->kbdc; 5652 int id; 5653 5654 /* 5655 * enable_4dmouse() already issued the following ID sequence... 5656 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5657 int i; 5658 5659 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5660 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5661 return (FALSE); 5662 */ 5663 5664 id = get_aux_id(kbdc); 5665 switch (id) { 5666 case PSM_4DPLUS_ID: 5667 break; 5668 case PSM_4DPLUS_RFSW35_ID: 5669 break; 5670 default: 5671 return (FALSE); 5672 } 5673 5674 if (arg == PROBE) { 5675 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5676 sc->hw.hwid = id; 5677 } 5678 5679 return (TRUE); 5680} 5681 5682/* Synaptics Touchpad */ 5683static int 5684synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5685{ 5686 struct psm_softc *sc; 5687 int error, arg; 5688 5689 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5690 oidp->oid_arg2 > SYNAPTICS_SYSCTL_LAST) 5691 return (EINVAL); 5692 5693 sc = oidp->oid_arg1; 5694 5695 /* Read the current value. */ 5696 arg = *(int *)((char *)sc + oidp->oid_arg2); 5697 error = sysctl_handle_int(oidp, &arg, 0, req); 5698 5699 /* Sanity check. */ 5700 if (error || !req->newptr) 5701 return (error); 5702 5703 /* 5704 * Check that the new value is in the concerned node's range 5705 * of values. 5706 */ 5707 switch (oidp->oid_arg2) { 5708 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5709 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5710 if (arg < 0 || arg > 255) 5711 return (EINVAL); 5712 break; 5713 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5714 if (arg < 4 || arg > 15) 5715 return (EINVAL); 5716 break; 5717 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5718 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5719 case SYNAPTICS_SYSCTL_NA_TOP: 5720 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5721 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5722 return (EINVAL); 5723 break; 5724 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5725 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5726 /* Softbuttons is clickpad only feature */ 5727 if (!sc->synhw.capClickPad && arg != 0) 5728 return (EINVAL); 5729 /* FALLTHROUGH */ 5730 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5731 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5732 case SYNAPTICS_SYSCTL_NA_RIGHT: 5733 case SYNAPTICS_SYSCTL_NA_LEFT: 5734 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5735 return (EINVAL); 5736 break; 5737 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5738 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5739 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5740 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5741 return (EINVAL); 5742 break; 5743 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5744 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5745 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5746 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5747 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5748 case SYNAPTICS_SYSCTL_DIV_MIN: 5749 case SYNAPTICS_SYSCTL_DIV_MAX: 5750 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5751 case SYNAPTICS_SYSCTL_DIV_LEN: 5752 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5753 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5754 if (arg < 1) 5755 return (EINVAL); 5756 break; 5757 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5758 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5759 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5760 if (arg < 0) 5761 return (EINVAL); 5762 break; 5763 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5764 if (arg < -sc->synhw.maximumXCoord || 5765 arg > sc->synhw.maximumXCoord) 5766 return (EINVAL); 5767 break; 5768 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5769 /* Softbuttons is clickpad only feature */ 5770 if (!sc->synhw.capClickPad && arg != 0) 5771 return (EINVAL); 5772 /* FALLTHROUGH */ 5773 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5774 if (arg < -sc->synhw.maximumYCoord || 5775 arg > sc->synhw.maximumYCoord) 5776 return (EINVAL); 5777 break; 5778 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5779 case SYNAPTICS_SYSCTL_NATURAL_SCROLL: 5780 if (arg < 0 || arg > 1) 5781 return (EINVAL); 5782 break; 5783 default: 5784 return (EINVAL); 5785 } 5786 5787 /* Update. */ 5788 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5789 5790 return (error); 5791} 5792 5793static void 5794synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5795{ 5796 /* 5797 * Set predefined sizes for softbuttons. 5798 * Values are taken to match HP Pavilion dv6 clickpad drawings 5799 * with thin middle softbutton placed on separator 5800 */ 5801 5802 /* hw.psm.synaptics.softbuttons_y */ 5803 sc->syninfo.softbuttons_y = sc->synhw.topButtonPad ? -1700 : 1700; 5804 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5805 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5806 "softbuttons_y", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5807 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5808 synaptics_sysctl, "I", 5809 "Vertical size of softbuttons area"); 5810 5811 /* hw.psm.synaptics.softbutton2_x */ 5812 sc->syninfo.softbutton2_x = 3100; 5813 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5814 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5815 "softbutton2_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5816 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5817 synaptics_sysctl, "I", 5818 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5819 5820 /* hw.psm.synaptics.softbutton3_x */ 5821 sc->syninfo.softbutton3_x = 3900; 5822 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5823 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5824 "softbutton3_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5825 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5826 synaptics_sysctl, "I", 5827 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5828} 5829 5830static void 5831synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5832 const char *descr) 5833{ 5834 5835 if (sc->syninfo.sysctl_tree != NULL) 5836 return; 5837 5838 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5839 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5840 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5841 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, CTLFLAG_RD, 5842 0, descr); 5843 5844 /* hw.psm.synaptics.directional_scrolls. */ 5845 sc->syninfo.directional_scrolls = 0; 5846 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5847 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5848 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5849 &sc->syninfo.directional_scrolls, 0, 5850 "Enable hardware scrolling pad (if non-zero) or register it as " 5851 "extended buttons (if 0)"); 5852 5853 /* hw.psm.synaptics.max_x. */ 5854 sc->syninfo.max_x = 6143; 5855 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5856 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5857 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5858 &sc->syninfo.max_x, 0, 5859 "Horizontal reporting range"); 5860 5861 /* hw.psm.synaptics.max_y. */ 5862 sc->syninfo.max_y = 6143; 5863 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5864 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5865 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5866 &sc->syninfo.max_y, 0, 5867 "Vertical reporting range"); 5868 5869 /* 5870 * Turn off two finger scroll if we have a 5871 * physical area reserved for scrolling or when 5872 * there's no multi finger support. 5873 */ 5874 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5875 sc->synhw.capAdvancedGestures == 0)) 5876 sc->syninfo.two_finger_scroll = 0; 5877 else 5878 sc->syninfo.two_finger_scroll = 1; 5879 /* hw.psm.synaptics.two_finger_scroll. */ 5880 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5881 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5882 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5883 &sc->syninfo.two_finger_scroll, 0, 5884 "Enable two finger scrolling"); 5885 5886 /* hw.psm.synaptics.min_pressure. */ 5887 sc->syninfo.min_pressure = 32; 5888 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5889 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5890 "min_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5891 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5892 synaptics_sysctl, "I", 5893 "Minimum pressure required to start an action"); 5894 5895 /* hw.psm.synaptics.max_pressure. */ 5896 sc->syninfo.max_pressure = 220; 5897 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5898 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5899 "max_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5900 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5901 synaptics_sysctl, "I", 5902 "Maximum pressure to detect palm"); 5903 5904 /* hw.psm.synaptics.max_width. */ 5905 sc->syninfo.max_width = 10; 5906 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5907 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5908 "max_width", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5909 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5910 synaptics_sysctl, "I", 5911 "Maximum finger width to detect palm"); 5912 5913 /* hw.psm.synaptics.top_margin. */ 5914 sc->syninfo.margin_top = 200; 5915 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5916 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5917 "margin_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5918 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5919 synaptics_sysctl, "I", 5920 "Top margin"); 5921 5922 /* hw.psm.synaptics.right_margin. */ 5923 sc->syninfo.margin_right = 200; 5924 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5925 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5926 "margin_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5927 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5928 synaptics_sysctl, "I", 5929 "Right margin"); 5930 5931 /* hw.psm.synaptics.bottom_margin. */ 5932 sc->syninfo.margin_bottom = 200; 5933 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5934 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5935 "margin_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5936 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5937 synaptics_sysctl, "I", 5938 "Bottom margin"); 5939 5940 /* hw.psm.synaptics.left_margin. */ 5941 sc->syninfo.margin_left = 200; 5942 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5943 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5944 "margin_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5945 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5946 synaptics_sysctl, "I", 5947 "Left margin"); 5948 5949 /* hw.psm.synaptics.na_top. */ 5950 sc->syninfo.na_top = 1783; 5951 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5952 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5953 "na_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5954 sc, SYNAPTICS_SYSCTL_NA_TOP, 5955 synaptics_sysctl, "I", 5956 "Top noisy area, where weight_previous_na is used instead " 5957 "of weight_previous"); 5958 5959 /* hw.psm.synaptics.na_right. */ 5960 sc->syninfo.na_right = 563; 5961 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5962 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5963 "na_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5964 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5965 synaptics_sysctl, "I", 5966 "Right noisy area, where weight_previous_na is used instead " 5967 "of weight_previous"); 5968 5969 /* hw.psm.synaptics.na_bottom. */ 5970 sc->syninfo.na_bottom = 1408; 5971 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5972 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5973 "na_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5974 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5975 synaptics_sysctl, "I", 5976 "Bottom noisy area, where weight_previous_na is used instead " 5977 "of weight_previous"); 5978 5979 /* hw.psm.synaptics.na_left. */ 5980 sc->syninfo.na_left = 1600; 5981 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5982 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5983 "na_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5984 sc, SYNAPTICS_SYSCTL_NA_LEFT, 5985 synaptics_sysctl, "I", 5986 "Left noisy area, where weight_previous_na is used instead " 5987 "of weight_previous"); 5988 5989 /* hw.psm.synaptics.window_min. */ 5990 sc->syninfo.window_min = 4; 5991 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5992 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5993 "window_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5994 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 5995 synaptics_sysctl, "I", 5996 "Minimum window size to start an action"); 5997 5998 /* hw.psm.synaptics.window_max. */ 5999 sc->syninfo.window_max = 10; 6000 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6001 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6002 "window_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6003 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 6004 synaptics_sysctl, "I", 6005 "Maximum window size"); 6006 6007 /* hw.psm.synaptics.multiplicator. */ 6008 sc->syninfo.multiplicator = 10000; 6009 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6010 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6011 "multiplicator", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6012 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 6013 synaptics_sysctl, "I", 6014 "Multiplicator to increase precision in averages and divisions"); 6015 6016 /* hw.psm.synaptics.weight_current. */ 6017 sc->syninfo.weight_current = 3; 6018 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6019 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6020 "weight_current", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6021 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 6022 synaptics_sysctl, "I", 6023 "Weight of the current movement in the new average"); 6024 6025 /* hw.psm.synaptics.weight_previous. */ 6026 sc->syninfo.weight_previous = 6; 6027 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6028 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6029 "weight_previous", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6030 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 6031 synaptics_sysctl, "I", 6032 "Weight of the previous average"); 6033 6034 /* hw.psm.synaptics.weight_previous_na. */ 6035 sc->syninfo.weight_previous_na = 20; 6036 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6037 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6038 "weight_previous_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6039 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 6040 synaptics_sysctl, "I", 6041 "Weight of the previous average (inside the noisy area)"); 6042 6043 /* hw.psm.synaptics.weight_len_squared. */ 6044 sc->syninfo.weight_len_squared = 2000; 6045 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6046 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6047 "weight_len_squared", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6048 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 6049 synaptics_sysctl, "I", 6050 "Length (squared) of segments where weight_previous " 6051 "starts to decrease"); 6052 6053 /* hw.psm.synaptics.div_min. */ 6054 sc->syninfo.div_min = 9; 6055 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6056 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6057 "div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6058 sc, SYNAPTICS_SYSCTL_DIV_MIN, 6059 synaptics_sysctl, "I", 6060 "Divisor for fast movements"); 6061 6062 /* hw.psm.synaptics.div_max. */ 6063 sc->syninfo.div_max = 17; 6064 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6065 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6066 "div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6067 sc, SYNAPTICS_SYSCTL_DIV_MAX, 6068 synaptics_sysctl, "I", 6069 "Divisor for slow movements"); 6070 6071 /* hw.psm.synaptics.div_max_na. */ 6072 sc->syninfo.div_max_na = 30; 6073 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6074 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6075 "div_max_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6076 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 6077 synaptics_sysctl, "I", 6078 "Divisor with slow movements (inside the noisy area)"); 6079 6080 /* hw.psm.synaptics.div_len. */ 6081 sc->syninfo.div_len = 100; 6082 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6083 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6084 "div_len", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6085 sc, SYNAPTICS_SYSCTL_DIV_LEN, 6086 synaptics_sysctl, "I", 6087 "Length of segments where div_max starts to decrease"); 6088 6089 /* hw.psm.synaptics.tap_max_delta. */ 6090 sc->syninfo.tap_max_delta = 80; 6091 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6092 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6093 "tap_max_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6094 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 6095 synaptics_sysctl, "I", 6096 "Length of segments above which a tap is ignored"); 6097 6098 /* hw.psm.synaptics.tap_min_queue. */ 6099 sc->syninfo.tap_min_queue = 2; 6100 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6101 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6102 "tap_min_queue", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6103 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 6104 synaptics_sysctl, "I", 6105 "Number of packets required to consider a tap"); 6106 6107 /* hw.psm.synaptics.taphold_timeout. */ 6108 sc->gesture.in_taphold = 0; 6109 sc->syninfo.taphold_timeout = tap_timeout; 6110 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6111 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6112 "taphold_timeout", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6113 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 6114 synaptics_sysctl, "I", 6115 "Maximum elapsed time between two taps to consider a tap-hold " 6116 "action"); 6117 6118 /* hw.psm.synaptics.vscroll_hor_area. */ 6119 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 6120 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6121 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6122 "vscroll_hor_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6123 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 6124 synaptics_sysctl, "I", 6125 "Area reserved for horizontal virtual scrolling"); 6126 6127 /* hw.psm.synaptics.vscroll_ver_area. */ 6128 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 6129 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6130 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6131 "vscroll_ver_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6132 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 6133 synaptics_sysctl, "I", 6134 "Area reserved for vertical virtual scrolling"); 6135 6136 /* hw.psm.synaptics.vscroll_min_delta. */ 6137 sc->syninfo.vscroll_min_delta = 50; 6138 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6139 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6140 "vscroll_min_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6141 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 6142 synaptics_sysctl, "I", 6143 "Minimum movement to consider virtual scrolling"); 6144 6145 /* hw.psm.synaptics.vscroll_div_min. */ 6146 sc->syninfo.vscroll_div_min = 100; 6147 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6148 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6149 "vscroll_div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6150 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 6151 synaptics_sysctl, "I", 6152 "Divisor for fast scrolling"); 6153 6154 /* hw.psm.synaptics.vscroll_div_min. */ 6155 sc->syninfo.vscroll_div_max = 150; 6156 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6157 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6158 "vscroll_div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6159 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 6160 synaptics_sysctl, "I", 6161 "Divisor for slow scrolling"); 6162 6163 /* hw.psm.synaptics.touchpad_off. */ 6164 sc->syninfo.touchpad_off = 0; 6165 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6166 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6167 "touchpad_off", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6168 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 6169 synaptics_sysctl, "I", 6170 "Turn off touchpad"); 6171 6172 /* hw.psm.synaptics.natural_scroll. */ 6173 sc->syninfo.natural_scroll = 0; 6174 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6175 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6176 "natural_scroll", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6177 sc, SYNAPTICS_SYSCTL_NATURAL_SCROLL, 6178 synaptics_sysctl, "I", 6179 "Enable natural scrolling"); 6180 6181 sc->syninfo.softbuttons_y = 0; 6182 sc->syninfo.softbutton2_x = 0; 6183 sc->syninfo.softbutton3_x = 0; 6184 6185 /* skip softbuttons sysctl on not clickpads */ 6186 if (sc->synhw.capClickPad) 6187 synaptics_sysctl_create_softbuttons_tree(sc); 6188} 6189 6190static int 6191synaptics_preferred_mode(struct psm_softc *sc) { 6192 int mode_byte; 6193 6194 /* Check if we are in relative mode */ 6195 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 6196 if (tap_enabled == 0) 6197 /* 6198 * Disable tap & drag gestures. We use a Mode Byte 6199 * and set the DisGest bit (see ��2.5 of Synaptics 6200 * TouchPad Interfacing Guide). 6201 */ 6202 return (0x04); 6203 else 6204 /* 6205 * Enable tap & drag gestures. We use a Mode Byte 6206 * and clear the DisGest bit (see ��2.5 of Synaptics 6207 * TouchPad Interfacing Guide). 6208 */ 6209 return (0x00); 6210 } 6211 6212 mode_byte = 0xc4; 6213 6214 /* request wmode where available */ 6215 if (sc->synhw.capExtended) 6216 mode_byte |= 1; 6217 6218 return mode_byte; 6219} 6220 6221static void 6222synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6223 mouse_ext_command(sc->kbdc, mode_byte); 6224 6225 /* "Commit" the Set Mode Byte command sent above. */ 6226 set_mouse_sampling_rate(sc->kbdc, 20); 6227 6228 /* 6229 * Enable advanced gestures mode if supported and we are not entering 6230 * passthrough or relative mode. 6231 */ 6232 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6233 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6234 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODEL_ID); 6235 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6236 } 6237} 6238 6239/* 6240 * AUX MUX detection code should be placed at very beginning of probe sequence 6241 * at least before 4-byte protocol mouse probes e.g. MS IntelliMouse probe as 6242 * latter can trigger switching the MUX to incompatible state. 6243 */ 6244static int 6245enable_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6246{ 6247 KBDC kbdc = sc->kbdc; 6248 int port, version; 6249 int probe = FALSE; 6250 int active_ports_count = 0; 6251 int active_ports_mask = 0; 6252 6253 if (mux_disabled != 0) 6254 return (FALSE); 6255 6256 version = enable_aux_mux(kbdc); 6257 if (version == -1) 6258 return (FALSE); 6259 6260 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6261 VLOG(3, (LOG_DEBUG, "aux_mux: ping port %d\n", port)); 6262 set_active_aux_mux_port(kbdc, port); 6263 if (enable_aux_dev(kbdc) && disable_aux_dev(kbdc)) { 6264 active_ports_count++; 6265 active_ports_mask |= 1 << port; 6266 } 6267 } 6268 6269 if (verbose >= 2) 6270 printf("Active Multiplexing PS/2 controller v%d.%d with %d " 6271 "active port(s)\n", version >> 4 & 0x0f, version & 0x0f, 6272 active_ports_count); 6273 6274 /* psm has a special support for GenMouse + SynTouchpad combination */ 6275 if (active_ports_count >= 2) { 6276 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6277 if ((active_ports_mask & 1 << port) == 0) 6278 continue; 6279 VLOG(3, (LOG_DEBUG, "aux_mux: probe port %d\n", port)); 6280 set_active_aux_mux_port(kbdc, port); 6281 probe = enable_synaptics(sc, arg); 6282 if (probe) { 6283 if (arg == PROBE) 6284 sc->muxport = port; 6285 break; 6286 } 6287 } 6288 } 6289 6290 /* IRQ handler does not support active multiplexing mode */ 6291 disable_aux_mux(kbdc); 6292 6293 /* Is MUX still alive after switching back to legacy mode? */ 6294 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6295 /* 6296 * On some laptops e.g. Lenovo X121e dead AUX MUX can be 6297 * brought back to life with resetting of keyboard. 6298 */ 6299 reset_kbd(kbdc); 6300 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6301 printf("psm%d: AUX MUX hang detected!\n", sc->unit); 6302 printf("Consider adding hw.psm.mux_disabled=1 to " 6303 "loader tunables\n"); 6304 } 6305 } 6306 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 6307 6308 return (probe); 6309} 6310 6311static int 6312enable_synaptics(struct psm_softc *sc, enum probearg arg) 6313{ 6314 device_t psmcpnp; 6315 struct psmcpnp_softc *psmcpnp_sc; 6316 KBDC kbdc = sc->kbdc; 6317 synapticshw_t synhw; 6318 int status[3]; 6319 int buttons; 6320 6321 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6322 6323 /* 6324 * Just to be on the safe side: this avoids troubles with 6325 * following mouse_ext_command() when the previous command 6326 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6327 * Synaptics Touchpad behaviour. 6328 */ 6329 set_mouse_scaling(kbdc, 1); 6330 6331 /* Identify the Touchpad version. */ 6332 if (mouse_ext_command(kbdc, SYNAPTICS_READ_IDENTITY) == 0) 6333 return (FALSE); 6334 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6335 return (FALSE); 6336 if (status[1] != 0x47) 6337 return (FALSE); 6338 6339 bzero(&synhw, sizeof(synhw)); 6340 synhw.infoMinor = status[0]; 6341 synhw.infoMajor = status[2] & 0x0f; 6342 6343 if (verbose >= 2) 6344 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6345 synhw.infoMinor); 6346 6347 if (synhw.infoMajor < 4) { 6348 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6349 return (FALSE); 6350 } 6351 6352 /* Get the Touchpad model information. */ 6353 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODEL_ID) == 0) 6354 return (FALSE); 6355 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6356 return (FALSE); 6357 if ((status[1] & 0x01) != 0) { 6358 printf(" Failed to read model information\n"); 6359 return (FALSE); 6360 } 6361 6362 synhw.infoRot180 = (status[0] & 0x80) != 0; 6363 synhw.infoPortrait = (status[0] & 0x40) != 0; 6364 synhw.infoSensor = status[0] & 0x3f; 6365 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6366 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6367 synhw.capPen = (status[2] & 0x40) != 0; 6368 synhw.infoSimplC = (status[2] & 0x20) != 0; 6369 synhw.infoGeometry = status[2] & 0x0f; 6370 6371 if (verbose >= 2) { 6372 printf(" Model information:\n"); 6373 printf(" infoRot180: %d\n", synhw.infoRot180); 6374 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6375 printf(" infoSensor: %d\n", synhw.infoSensor); 6376 printf(" infoHardware: %d\n", synhw.infoHardware); 6377 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6378 printf(" capPen: %d\n", synhw.capPen); 6379 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6380 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6381 } 6382 6383 /* Read the extended capability bits. */ 6384 if (mouse_ext_command(kbdc, SYNAPTICS_READ_CAPABILITIES) == 0) 6385 return (FALSE); 6386 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6387 return (FALSE); 6388 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6389 printf(" Failed to read extended capability bits\n"); 6390 return (FALSE); 6391 } 6392 6393 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6394 sc->unit); 6395 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6396 6397 /* Set the different capabilities when they exist. */ 6398 buttons = 0; 6399 synhw.capExtended = (status[0] & 0x80) != 0; 6400 if (synhw.capExtended) { 6401 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6402 synhw.capMiddle = (status[0] & 0x04) != 0; 6403 synhw.capPassthrough = (status[2] & 0x80) != 0; 6404 synhw.capLowPower = (status[2] & 0x40) != 0; 6405 synhw.capMultiFingerReport = 6406 (status[2] & 0x20) != 0; 6407 synhw.capSleep = (status[2] & 0x10) != 0; 6408 synhw.capFourButtons = (status[2] & 0x08) != 0; 6409 synhw.capBallistics = (status[2] & 0x04) != 0; 6410 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6411 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6412 6413 if (!set_mouse_scaling(kbdc, 1)) 6414 return (FALSE); 6415 if (mouse_ext_command(kbdc, SYNAPTICS_READ_RESOLUTIONS) == 0) 6416 return (FALSE); 6417 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6418 return (FALSE); 6419 6420 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6421 synhw.infoXupmm = status[0]; 6422 synhw.infoYupmm = status[2]; 6423 } 6424 6425 if (verbose >= 2) { 6426 printf(" Extended capabilities:\n"); 6427 printf(" capExtended: %d\n", synhw.capExtended); 6428 printf(" capMiddle: %d\n", synhw.capMiddle); 6429 printf(" nExtendedQueries: %d\n", 6430 synhw.nExtendedQueries); 6431 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6432 printf(" capLowPower: %d\n", synhw.capLowPower); 6433 printf(" capMultiFingerReport: %d\n", 6434 synhw.capMultiFingerReport); 6435 printf(" capSleep: %d\n", synhw.capSleep); 6436 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6437 printf(" capBallistics: %d\n", synhw.capBallistics); 6438 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6439 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6440 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6441 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6442 } 6443 6444 /* 6445 * If nExtendedQueries is 1 or greater, then the TouchPad 6446 * supports this number of extended queries. We can load 6447 * more information about buttons using query 0x09. 6448 */ 6449 if (synhw.nExtendedQueries >= 1) { 6450 if (!set_mouse_scaling(kbdc, 1)) 6451 return (FALSE); 6452 if (mouse_ext_command(kbdc, 6453 SYNAPTICS_READ_EXTENDED) == 0) 6454 return (FALSE); 6455 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6456 return (FALSE); 6457 synhw.verticalScroll = (status[0] & 0x01) != 0; 6458 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6459 synhw.verticalWheel = (status[0] & 0x08) != 0; 6460 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6461 synhw.capEWmode = (status[0] & 0x04) != 0; 6462 if (verbose >= 2) { 6463 printf(" Extended model ID:\n"); 6464 printf(" verticalScroll: %d\n", 6465 synhw.verticalScroll); 6466 printf(" horizontalScroll: %d\n", 6467 synhw.horizontalScroll); 6468 printf(" verticalWheel: %d\n", 6469 synhw.verticalWheel); 6470 printf(" nExtendedButtons: %d\n", 6471 synhw.nExtendedButtons); 6472 printf(" capEWmode: %d\n", 6473 synhw.capEWmode); 6474 } 6475 /* 6476 * Add the number of extended buttons to the total 6477 * button support count, including the middle button 6478 * if capMiddle support bit is set. 6479 */ 6480 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6481 } else 6482 /* 6483 * If the capFourButtons support bit is set, 6484 * add a fourth button to the total button count. 6485 */ 6486 buttons = synhw.capFourButtons ? 1 : 0; 6487 6488 /* Read the continued capabilities bits. */ 6489 if (synhw.nExtendedQueries >= 4) { 6490 if (!set_mouse_scaling(kbdc, 1)) 6491 return (FALSE); 6492 if (mouse_ext_command(kbdc, 6493 SYNAPTICS_READ_CAPABILITIES_CONT) == 0) 6494 return (FALSE); 6495 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6496 return (FALSE); 6497 6498 synhw.capClickPad = (status[1] & 0x01) << 1; 6499 synhw.capClickPad |= (status[0] & 0x10) != 0; 6500 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6501 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6502 synhw.capReportsV = (status[1] & 0x08) != 0; 6503 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6504 synhw.capReportsMin = (status[1] & 0x20) != 0; 6505 synhw.capInterTouch = (status[1] & 0x40) != 0; 6506 synhw.capReportsMax = (status[0] & 0x02) != 0; 6507 synhw.capClearPad = (status[0] & 0x04) != 0; 6508 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6509 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6510 6511 if (synhw.capReportsMax) { 6512 if (!set_mouse_scaling(kbdc, 1)) 6513 return (FALSE); 6514 if (mouse_ext_command(kbdc, 6515 SYNAPTICS_READ_MAX_COORDS) == 0) 6516 return (FALSE); 6517 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6518 return (FALSE); 6519 6520 synhw.maximumXCoord = (status[0] << 5) | 6521 ((status[1] & 0x0f) << 1); 6522 synhw.maximumYCoord = (status[2] << 5) | 6523 ((status[1] & 0xf0) >> 3); 6524 } else { 6525 /* 6526 * Typical bezel limits. Taken from 'Synaptics 6527 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6528 */ 6529 synhw.maximumXCoord = 5472; 6530 synhw.maximumYCoord = 4448; 6531 } 6532 6533 if (synhw.capReportsMin) { 6534 if (!set_mouse_scaling(kbdc, 1)) 6535 return (FALSE); 6536 if (mouse_ext_command(kbdc, 6537 SYNAPTICS_READ_MIN_COORDS) == 0) 6538 return (FALSE); 6539 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6540 return (FALSE); 6541 6542 synhw.minimumXCoord = (status[0] << 5) | 6543 ((status[1] & 0x0f) << 1); 6544 synhw.minimumYCoord = (status[2] << 5) | 6545 ((status[1] & 0xf0) >> 3); 6546 } else { 6547 /* 6548 * Typical bezel limits. Taken from 'Synaptics 6549 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6550 */ 6551 synhw.minimumXCoord = 1472; 6552 synhw.minimumYCoord = 1408; 6553 } 6554 6555 /* 6556 * ClickPad properties are not exported through PS/2 6557 * protocol. Detection is based on controller's PnP ID. 6558 */ 6559 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6560 switch (psmcpnp_sc->type) { 6561 case PSMCPNP_FORCEPAD: 6562 synhw.forcePad = 1; 6563 break; 6564 case PSMCPNP_TOPBUTTONPAD: 6565 synhw.topButtonPad = 1; 6566 break; 6567 default: 6568 break; 6569 } 6570 } 6571 6572 if (verbose >= 2) { 6573 printf(" Continued capabilities:\n"); 6574 printf(" capClickPad: %d\n", 6575 synhw.capClickPad); 6576 printf(" capDeluxeLEDs: %d\n", 6577 synhw.capDeluxeLEDs); 6578 printf(" noAbsoluteFilter: %d\n", 6579 synhw.noAbsoluteFilter); 6580 printf(" capReportsV: %d\n", 6581 synhw.capReportsV); 6582 printf(" capUniformClickPad: %d\n", 6583 synhw.capUniformClickPad); 6584 printf(" capReportsMin: %d\n", 6585 synhw.capReportsMin); 6586 printf(" capInterTouch: %d\n", 6587 synhw.capInterTouch); 6588 printf(" capReportsMax: %d\n", 6589 synhw.capReportsMax); 6590 printf(" capClearPad: %d\n", 6591 synhw.capClearPad); 6592 printf(" capAdvancedGestures: %d\n", 6593 synhw.capAdvancedGestures); 6594 printf(" capCoveredPad: %d\n", 6595 synhw.capCoveredPad); 6596 if (synhw.capReportsMax) { 6597 printf(" maximumXCoord: %d\n", 6598 synhw.maximumXCoord); 6599 printf(" maximumYCoord: %d\n", 6600 synhw.maximumYCoord); 6601 } 6602 if (synhw.capReportsMin) { 6603 printf(" minimumXCoord: %d\n", 6604 synhw.minimumXCoord); 6605 printf(" minimumYCoord: %d\n", 6606 synhw.minimumYCoord); 6607 } 6608 if (synhw.capClickPad) { 6609 printf(" Clickpad capabilities:\n"); 6610 printf(" forcePad: %d\n", 6611 synhw.forcePad); 6612 printf(" topButtonPad: %d\n", 6613 synhw.topButtonPad); 6614 } 6615 } 6616 buttons += synhw.capClickPad; 6617 } 6618 } 6619 6620 if (verbose >= 2) { 6621 if (synhw.capExtended) 6622 printf(" Additional Buttons: %d\n", buttons); 6623 else 6624 printf(" No extended capabilities\n"); 6625 } 6626 6627 /* 6628 * Add the default number of 3 buttons to the total 6629 * count of supported buttons reported above. 6630 */ 6631 buttons += 3; 6632 6633 /* 6634 * Read the mode byte. 6635 * 6636 * XXX: Note the Synaptics documentation also defines the first 6637 * byte of the response to this query to be a constant 0x3b, this 6638 * does not appear to be true for Touchpads with guest devices. 6639 */ 6640 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODES) == 0) 6641 return (FALSE); 6642 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6643 return (FALSE); 6644 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6645 printf(" Failed to read mode byte\n"); 6646 return (FALSE); 6647 } 6648 6649 if (arg == PROBE) 6650 sc->synhw = synhw; 6651 if (!synaptics_support) 6652 return (FALSE); 6653 6654 /* Set mouse type just now for synaptics_set_mode() */ 6655 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6656 6657 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6658 6659 if (trackpoint_support && synhw.capPassthrough) { 6660 enable_trackpoint(sc, arg); 6661 } 6662 6663 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6664 6665 if (arg == PROBE) { 6666 /* Create sysctl tree. */ 6667 synaptics_sysctl_create_tree(sc, "synaptics", 6668 "Synaptics TouchPad"); 6669 sc->hw.buttons = buttons; 6670 } 6671 6672 return (TRUE); 6673} 6674 6675static void 6676synaptics_passthrough_on(struct psm_softc *sc) 6677{ 6678 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6679 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6680} 6681 6682static void 6683synaptics_passthrough_off(struct psm_softc *sc) 6684{ 6685 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6686 set_mouse_scaling(sc->kbdc, 2); 6687 set_mouse_scaling(sc->kbdc, 1); 6688 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6689} 6690 6691/* IBM/Lenovo TrackPoint */ 6692static int 6693trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6694{ 6695 const int seq[] = { 0xe2, cmd, loc, val }; 6696 int i; 6697 6698 if (sc->synhw.capPassthrough) 6699 synaptics_passthrough_on(sc); 6700 6701 for (i = 0; i < nitems(seq); i++) { 6702 if (sc->synhw.capPassthrough && 6703 (seq[i] == 0xff || seq[i] == 0xe7)) 6704 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6705 synaptics_passthrough_off(sc); 6706 return (EIO); 6707 } 6708 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6709 if (sc->synhw.capPassthrough) 6710 synaptics_passthrough_off(sc); 6711 return (EIO); 6712 } 6713 } 6714 6715 if (sc->synhw.capPassthrough) 6716 synaptics_passthrough_off(sc); 6717 6718 return (0); 6719} 6720 6721#define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6722#define TPMASK 0 6723#define TPLOC 1 6724#define TPINFO 2 6725 6726static int 6727trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6728{ 6729 static const int data[][3] = { 6730 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6731 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6732 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6733 { 0x00, 0x57, PSM_TPINFO(reach) }, 6734 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6735 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6736 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6737 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6738 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6739 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6740 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6741 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6742 }; 6743 struct psm_softc *sc; 6744 int error, newval, *oldvalp; 6745 const int *tp; 6746 6747 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6748 return (EINVAL); 6749 sc = arg1; 6750 tp = data[arg2]; 6751 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6752 newval = *oldvalp; 6753 error = sysctl_handle_int(oidp, &newval, 0, req); 6754 if (error != 0) 6755 return (error); 6756 if (newval == *oldvalp) 6757 return (0); 6758 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6759 return (EINVAL); 6760 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6761 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6762 if (error != 0) 6763 return (error); 6764 *oldvalp = newval; 6765 6766 return (0); 6767} 6768 6769static void 6770trackpoint_sysctl_create_tree(struct psm_softc *sc) 6771{ 6772 6773 if (sc->tpinfo.sysctl_tree != NULL) 6774 return; 6775 6776 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6777 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6778 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6779 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", CTLFLAG_RD, 6780 0, "IBM/Lenovo TrackPoint"); 6781 6782 /* hw.psm.trackpoint.sensitivity */ 6783 sc->tpinfo.sensitivity = 0x80; 6784 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6785 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6786 "sensitivity", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6787 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6788 trackpoint_sysctl, "I", 6789 "Sensitivity"); 6790 6791 /* hw.psm.trackpoint.negative_inertia */ 6792 sc->tpinfo.inertia = 0x06; 6793 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6794 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6795 "negative_inertia", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6796 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6797 trackpoint_sysctl, "I", 6798 "Negative inertia factor"); 6799 6800 /* hw.psm.trackpoint.upper_plateau */ 6801 sc->tpinfo.uplateau = 0x61; 6802 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6803 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6804 "upper_plateau", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6805 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6806 trackpoint_sysctl, "I", 6807 "Transfer function upper plateau speed"); 6808 6809 /* hw.psm.trackpoint.backup_range */ 6810 sc->tpinfo.reach = 0x0a; 6811 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6812 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6813 "backup_range", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6814 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6815 trackpoint_sysctl, "I", 6816 "Backup range"); 6817 6818 /* hw.psm.trackpoint.drag_hysteresis */ 6819 sc->tpinfo.draghys = 0xff; 6820 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6821 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6822 "drag_hysteresis", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6823 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6824 trackpoint_sysctl, "I", 6825 "Drag hysteresis"); 6826 6827 /* hw.psm.trackpoint.minimum_drag */ 6828 sc->tpinfo.mindrag = 0x14; 6829 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6830 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6831 "minimum_drag", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6832 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6833 trackpoint_sysctl, "I", 6834 "Minimum drag"); 6835 6836 /* hw.psm.trackpoint.up_threshold */ 6837 sc->tpinfo.upthresh = 0xff; 6838 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6839 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6840 "up_threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6841 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6842 trackpoint_sysctl, "I", 6843 "Up threshold for release"); 6844 6845 /* hw.psm.trackpoint.threshold */ 6846 sc->tpinfo.threshold = 0x08; 6847 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6848 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6849 "threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6850 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6851 trackpoint_sysctl, "I", 6852 "Threshold"); 6853 6854 /* hw.psm.trackpoint.jenks_curvature */ 6855 sc->tpinfo.jenks = 0x87; 6856 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6857 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6858 "jenks_curvature", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6859 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6860 trackpoint_sysctl, "I", 6861 "Jenks curvature"); 6862 6863 /* hw.psm.trackpoint.z_time */ 6864 sc->tpinfo.ztime = 0x26; 6865 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6866 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6867 "z_time", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6868 sc, TRACKPOINT_SYSCTL_Z_TIME, 6869 trackpoint_sysctl, "I", 6870 "Z time constant"); 6871 6872 /* hw.psm.trackpoint.press_to_select */ 6873 sc->tpinfo.pts = 0x00; 6874 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6875 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6876 "press_to_select", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6877 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6878 trackpoint_sysctl, "I", 6879 "Press to Select"); 6880 6881 /* hw.psm.trackpoint.skip_backups */ 6882 sc->tpinfo.skipback = 0x00; 6883 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6884 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6885 "skip_backups", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6886 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6887 trackpoint_sysctl, "I", 6888 "Skip backups from drags"); 6889} 6890 6891static void 6892set_trackpoint_parameters(struct psm_softc *sc) 6893{ 6894 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6895 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6896 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6897 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6898 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6899 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6900 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6901 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6902 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6903 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6904 if (sc->tpinfo.pts == 0x01) 6905 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6906 if (sc->tpinfo.skipback == 0x01) 6907 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6908} 6909 6910static int 6911enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6912{ 6913 KBDC kbdc = sc->kbdc; 6914 int id; 6915 6916 /* 6917 * If called from enable_synaptics(), make sure that passthrough 6918 * mode is enabled so we can reach the trackpoint. 6919 * However, passthrough mode must be disabled before setting the 6920 * trackpoint parameters, as rackpoint_command() enables and disables 6921 * passthrough mode on its own. 6922 */ 6923 if (sc->synhw.capPassthrough) 6924 synaptics_passthrough_on(sc); 6925 6926 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6927 read_aux_data(kbdc) != 0x01) 6928 goto no_trackpoint; 6929 id = read_aux_data(kbdc); 6930 if (id < 0x01) 6931 goto no_trackpoint; 6932 if (arg == PROBE) 6933 sc->tphw = id; 6934 if (!trackpoint_support) 6935 goto no_trackpoint; 6936 6937 if (sc->synhw.capPassthrough) 6938 synaptics_passthrough_off(sc); 6939 6940 if (arg == PROBE) { 6941 trackpoint_sysctl_create_tree(sc); 6942 /* 6943 * Don't overwrite hwid and buttons when we are 6944 * a guest device. 6945 */ 6946 if (!sc->synhw.capPassthrough) { 6947 sc->hw.hwid = id; 6948 sc->hw.buttons = 3; 6949 } 6950 } 6951 6952 set_trackpoint_parameters(sc); 6953 6954 return (TRUE); 6955 6956no_trackpoint: 6957 if (sc->synhw.capPassthrough) 6958 synaptics_passthrough_off(sc); 6959 6960 return (FALSE); 6961} 6962 6963/* Interlink electronics VersaPad */ 6964static int 6965enable_versapad(struct psm_softc *sc, enum probearg arg) 6966{ 6967 KBDC kbdc = sc->kbdc; 6968 int data[3]; 6969 6970 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 6971 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 6972 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6973 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6974 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6975 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6976 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 6977 return (FALSE); 6978 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 6979 return (FALSE); 6980 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6981 6982 return (TRUE); /* PS/2 absolute mode */ 6983} 6984 6985/* Elantech Touchpad */ 6986static int 6987elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 6988{ 6989 int res, readcmd, retidx; 6990 int resp[3]; 6991 6992 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 6993 retidx = hwversion == 4 ? 1 : 0; 6994 6995 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6996 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 6997 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6998 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6999 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7000 7001 if (res == 0) 7002 *val = resp[retidx]; 7003 7004 return (res); 7005} 7006 7007static int 7008elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 7009{ 7010 int res, writecmd; 7011 7012 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 7013 7014 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7015 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7016 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7017 res |= send_aux_command(kbdc, reg) != PSM_ACK; 7018 if (hwversion == 4) { 7019 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7020 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7021 } 7022 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7023 res |= send_aux_command(kbdc, val) != PSM_ACK; 7024 res |= set_mouse_scaling(kbdc, 1) == 0; 7025 7026 return (res); 7027} 7028 7029static int 7030elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 7031{ 7032 int res; 7033 7034 if (hwversion == 2) { 7035 res = set_mouse_scaling(kbdc, 1) == 0; 7036 res |= mouse_ext_command(kbdc, cmd) == 0; 7037 } else { 7038 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7039 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 7040 } 7041 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7042 7043 return (res); 7044} 7045 7046static int 7047elantech_init(KBDC kbdc, elantechhw_t *elanhw) 7048{ 7049 int i, val, res, hwversion, reg10; 7050 7051 /* set absolute mode */ 7052 hwversion = elanhw->hwversion; 7053 reg10 = -1; 7054 switch (hwversion) { 7055 case 2: 7056 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 7057 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7058 if (res) 7059 break; 7060 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 7061 break; 7062 case 3: 7063 reg10 = 0x0b; 7064 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7065 break; 7066 case 4: 7067 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 7068 break; 7069 default: 7070 res = 1; 7071 } 7072 7073 /* Read back reg 0x10 to ensure hardware is ready. */ 7074 if (res == 0 && reg10 >= 0) { 7075 for (i = 0; i < 5; i++) { 7076 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 7077 break; 7078 DELAY(2000); 7079 } 7080 if (i == 5) 7081 res = 1; 7082 } 7083 7084 if (res) 7085 printf("couldn't set absolute mode\n"); 7086 7087 return (res); 7088} 7089 7090static void 7091elantech_init_synaptics(struct psm_softc *sc) 7092{ 7093 7094 /* Set capabilites required by movement smother */ 7095 sc->synhw.infoMajor = sc->elanhw.hwversion; 7096 sc->synhw.infoMinor = sc->elanhw.fwversion; 7097 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 7098 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 7099 sc->synhw.verticalScroll = 0; 7100 sc->synhw.nExtendedQueries = 4; 7101 sc->synhw.capExtended = 1; 7102 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 7103 sc->synhw.capClickPad = sc->elanhw.isclickpad; 7104 sc->synhw.capMultiFinger = 1; 7105 if (sc->elanhw.issemimt) 7106 sc->synhw.capAdvancedGestures = 1; 7107 else 7108 sc->synhw.capReportsV = 1; 7109 sc->synhw.capPalmDetect = 1; 7110 sc->synhw.capPen = 0; 7111 sc->synhw.capReportsMax = 1; 7112 sc->synhw.maximumXCoord = sc->elanhw.sizex; 7113 sc->synhw.maximumYCoord = sc->elanhw.sizey; 7114 sc->synhw.capReportsMin = 1; 7115 sc->synhw.minimumXCoord = 0; 7116 sc->synhw.minimumYCoord = 0; 7117 7118 if (sc->syninfo.sysctl_tree == NULL) { 7119 synaptics_sysctl_create_tree(sc, "elantech", 7120 "Elantech Touchpad"); 7121 7122 /* 7123 * Adjust synaptic smoother tunables 7124 * 1. Disable finger detection pressure threshold. Unlike 7125 * synaptics we assume the finger is acting when packet with 7126 * its X&Y arrives not when pressure exceedes some threshold 7127 * 2. Disable unrelated features like margins and noisy areas 7128 * 3. Disable virtual scroll areas as 2nd finger is preferable 7129 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 7130 * softbuttons 7131 * 5. Scale down divisors and movement lengths by a factor of 3 7132 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 7133 */ 7134 7135 /* Set reporting range to be equal touchpad size */ 7136 sc->syninfo.max_x = sc->elanhw.sizex; 7137 sc->syninfo.max_y = sc->elanhw.sizey; 7138 7139 /* Disable finger detection pressure threshold */ 7140 sc->syninfo.min_pressure = 1; 7141 7142 /* Adjust palm width to nearly match synaptics w=10 */ 7143 sc->syninfo.max_width = 7; 7144 7145 /* Elans often report double & triple taps as single event */ 7146 sc->syninfo.tap_min_queue = 1; 7147 7148 /* Use full area of touchpad */ 7149 sc->syninfo.margin_top = 0; 7150 sc->syninfo.margin_right = 0; 7151 sc->syninfo.margin_bottom = 0; 7152 sc->syninfo.margin_left = 0; 7153 7154 /* Disable noisy area */ 7155 sc->syninfo.na_top = 0; 7156 sc->syninfo.na_right = 0; 7157 sc->syninfo.na_bottom = 0; 7158 sc->syninfo.na_left = 0; 7159 7160 /* Tune divisors and movement lengths */ 7161 sc->syninfo.weight_len_squared = 200; 7162 sc->syninfo.div_min = 3; 7163 sc->syninfo.div_max = 6; 7164 sc->syninfo.div_max_na = 10; 7165 sc->syninfo.div_len = 30; 7166 sc->syninfo.tap_max_delta = 25; 7167 7168 /* Disable virtual scrolling areas and tune its divisors */ 7169 sc->syninfo.vscroll_hor_area = 0; 7170 sc->syninfo.vscroll_ver_area = 0; 7171 sc->syninfo.vscroll_min_delta = 15; 7172 sc->syninfo.vscroll_div_min = 30; 7173 sc->syninfo.vscroll_div_max = 50; 7174 7175 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 7176 if (sc->elanhw.isclickpad) { 7177 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 7178 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 7179 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 7180 } 7181 } 7182 7183 return; 7184} 7185 7186static int 7187enable_elantech(struct psm_softc *sc, enum probearg arg) 7188{ 7189 static const int ic2hw[] = 7190 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 7191 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 }; 7192 static const int fw_sizes[][3] = { 7193 /* FW.vers MaxX MaxY */ 7194 { 0x020030, 1152, 768 }, 7195 { 0x020800, 1152, 768 }, 7196 { 0x020b00, 1152, 768 }, 7197 { 0x040215, 900, 500 }, 7198 { 0x040216, 819, 405 }, 7199 { 0x040219, 900, 500 }, 7200 }; 7201 elantechhw_t elanhw; 7202 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 7203 KBDC kbdc = sc->kbdc; 7204 7205 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 7206 7207 set_mouse_scaling(kbdc, 1); 7208 set_mouse_scaling(kbdc, 1); 7209 set_mouse_scaling(kbdc, 1); 7210 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 7211 return (FALSE); 7212 7213 if (!ELANTECH_MAGIC(resp)) 7214 return (FALSE); 7215 7216 /* Identify the Touchpad version. */ 7217 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 7218 return (FALSE); 7219 7220 bzero(&elanhw, sizeof(elanhw)); 7221 7222 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 7223 icversion = resp[0] & 0x0f; 7224 hwversion = ic2hw[icversion]; 7225 7226 if (verbose >= 2) 7227 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 7228 hwversion, elanhw.fwversion); 7229 7230 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 7231 printf (" Unsupported touchpad hardware (v1)\n"); 7232 return (FALSE); 7233 } 7234 if (hwversion == 0) { 7235 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 7236 elanhw.fwversion); 7237 return (FALSE); 7238 } 7239 7240 /* Get the Touchpad model information. */ 7241 elanhw.hwversion = hwversion; 7242 elanhw.issemimt = hwversion == 2; 7243 elanhw.isclickpad = (resp[1] & 0x10) != 0; 7244 elanhw.hascrc = (resp[1] & 0x40) != 0; 7245 elanhw.haspressure = elanhw.fwversion >= 0x020800; 7246 7247 /* Read the capability bits. */ 7248 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 7249 printf(" Failed to read capability bits\n"); 7250 return (FALSE); 7251 } 7252 7253 elanhw.ntracesx = imax(resp[1], 3); 7254 elanhw.ntracesy = imax(resp[2], 3); 7255 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 7256 7257 /* Get the touchpad resolution */ 7258 switch (hwversion) { 7259 case 4: 7260 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7261 == 0) { 7262 dpix = (resp[1] & 0x0f) * 10 + 790; 7263 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7264 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7265 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7266 break; 7267 } 7268 /* FALLTHROUGH */ 7269 case 2: 7270 case 3: 7271 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7272 break; 7273 } 7274 7275 if (!elantech_support) 7276 return (FALSE); 7277 7278 if (elantech_init(kbdc, &elanhw)) { 7279 printf("couldn't initialize elantech touchpad\n"); 7280 return (FALSE); 7281 } 7282 7283 /* 7284 * Get the touchpad reporting range. 7285 * On HW v.3 touchpads it should be done after switching hardware 7286 * to real resolution mode (by setting bit 3 of reg10) 7287 */ 7288 elanhw.dptracex = elanhw.dptracey = 64; 7289 for (i = 0; i < nitems(fw_sizes); i++) { 7290 if (elanhw.fwversion == fw_sizes[i][0]) { 7291 elanhw.sizex = fw_sizes[i][1]; 7292 elanhw.sizey = fw_sizes[i][2]; 7293 goto found; 7294 } 7295 } 7296 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7297 printf(" Failed to read touchpad size\n"); 7298 elanhw.sizex = 10000; /* Arbitrary high values to */ 7299 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7300 } else if (hwversion == 2) { 7301 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7302 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7303 elanhw.dptracex = resp[1] / 2; 7304 elanhw.dptracey = resp[2] / 2; 7305 } 7306 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7307 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7308 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7309 } else { 7310 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7311 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7312 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7313 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7314 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7315 } 7316found: 7317 if (verbose >= 2) { 7318 printf(" Model information:\n"); 7319 printf(" MaxX: %d\n", elanhw.sizex); 7320 printf(" MaxY: %d\n", elanhw.sizey); 7321 printf(" DpmmX: %d\n", elanhw.dpmmx); 7322 printf(" DpmmY: %d\n", elanhw.dpmmy); 7323 printf(" TracesX: %d\n", elanhw.ntracesx); 7324 printf(" TracesY: %d\n", elanhw.ntracesy); 7325 printf(" DptraceX: %d\n", elanhw.dptracex); 7326 printf(" DptraceY: %d\n", elanhw.dptracey); 7327 printf(" SemiMT: %d\n", elanhw.issemimt); 7328 printf(" Clickpad: %d\n", elanhw.isclickpad); 7329 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7330 printf(" CRC: %d\n", elanhw.hascrc); 7331 printf(" Pressure: %d\n", elanhw.haspressure); 7332 } 7333 7334 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7335 7336 if (arg == PROBE) { 7337 sc->elanhw = elanhw; 7338 sc->hw.buttons = 3; 7339 7340 /* Initialize synaptics movement smoother */ 7341 elantech_init_synaptics(sc); 7342 7343 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7344 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7345 } 7346 7347 return (TRUE); 7348} 7349 7350/* 7351 * Return true if 'now' is earlier than (start + (secs.usecs)). 7352 * Now may be NULL and the function will fetch the current time from 7353 * getmicrouptime(), or a cached 'now' can be passed in. 7354 * All values should be numbers derived from getmicrouptime(). 7355 */ 7356static int 7357timeelapsed(start, secs, usecs, now) 7358 const struct timeval *start, *now; 7359 int secs, usecs; 7360{ 7361 struct timeval snow, tv; 7362 7363 /* if there is no 'now' passed in, the get it as a convience. */ 7364 if (now == NULL) { 7365 getmicrouptime(&snow); 7366 now = &snow; 7367 } 7368 7369 tv.tv_sec = secs; 7370 tv.tv_usec = usecs; 7371 timevaladd(&tv, start); 7372 return (timevalcmp(&tv, now, <)); 7373} 7374 7375static int 7376psmresume(device_t dev) 7377{ 7378 struct psm_softc *sc = device_get_softc(dev); 7379 int unit = device_get_unit(dev); 7380 int err; 7381 7382 VLOG(2, (LOG_NOTICE, "psm%d: system resume hook called.\n", unit)); 7383 7384 if ((sc->config & 7385 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7386 return (0); 7387 7388 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7389 7390 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7391 /* 7392 * Release the blocked process; it must be notified that 7393 * the device cannot be accessed anymore. 7394 */ 7395 sc->state &= ~PSM_ASLP; 7396 wakeup(sc); 7397 } 7398 7399 VLOG(2, (LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit)); 7400 7401 return (err); 7402} 7403 7404DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 7405#ifdef EVDEV_SUPPORT 7406MODULE_DEPEND(psm, evdev, 1, 1, 1); 7407#endif 7408 7409#ifdef DEV_ISA 7410 7411/* 7412 * This sucks up assignments from PNPBIOS and ACPI. 7413 */ 7414 7415/* 7416 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7417 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7418 * can be probed and attached only after the AT keyboard controller is 7419 * attached, we shall quietly reserve the IRQ resource for later use. 7420 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7421 * copy the IRQ resource to the PS/2 mouse device instance hanging 7422 * under the keyboard controller, then probe and attach it. 7423 */ 7424 7425static devclass_t psmcpnp_devclass; 7426 7427static device_probe_t psmcpnp_probe; 7428static device_attach_t psmcpnp_attach; 7429 7430static device_method_t psmcpnp_methods[] = { 7431 DEVMETHOD(device_probe, psmcpnp_probe), 7432 DEVMETHOD(device_attach, psmcpnp_attach), 7433 7434 { 0, 0 } 7435}; 7436 7437static driver_t psmcpnp_driver = { 7438 PSMCPNP_DRIVER_NAME, 7439 psmcpnp_methods, 7440 sizeof(struct psmcpnp_softc), 7441}; 7442 7443static struct isa_pnp_id psmcpnp_ids[] = { 7444 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7445 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7446 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7447 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7448 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7449 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7450 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7451 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7452 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7453 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7454 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7455 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7456 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7457 { 0 } 7458}; 7459 7460/* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7461static struct isa_pnp_id topbtpad_ids[] = { 7462 { 0x1700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0017, ThinkPad */ 7463 { 0x1800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0018, ThinkPad */ 7464 { 0x1900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0019, ThinkPad */ 7465 { 0x2300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0023, ThinkPad */ 7466 { 0x2a00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002a, ThinkPad */ 7467 { 0x2b00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002b, ThinkPad */ 7468 { 0x2c00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002c, ThinkPad */ 7469 { 0x2d00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002d, ThinkPad */ 7470 { 0x2e00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002e, ThinkPad */ 7471 { 0x3300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0033, ThinkPad */ 7472 { 0x3400ae30, "Lenovo PS/2 clickpad port" }, /* LEN0034, ThinkPad */ 7473 { 0x3500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0035, ThinkPad */ 7474 { 0x3600ae30, "Lenovo PS/2 clickpad port" }, /* LEN0036, ThinkPad */ 7475 { 0x3700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0037, ThinkPad */ 7476 { 0x3800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0038, ThinkPad */ 7477 { 0x3900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0039, ThinkPad */ 7478 { 0x4100ae30, "Lenovo PS/2 clickpad port" }, /* LEN0041, ThinkPad */ 7479 { 0x4200ae30, "Lenovo PS/2 clickpad port" }, /* LEN0042, ThinkPad */ 7480 { 0x4500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0045, ThinkPad */ 7481 { 0x4700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0047, ThinkPad */ 7482 { 0x4900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0049, ThinkPad */ 7483 { 0x0020ae30, "Lenovo PS/2 clickpad port" }, /* LEN2000, ThinkPad */ 7484 { 0x0120ae30, "Lenovo PS/2 clickpad port" }, /* LEN2001, ThinkPad */ 7485 { 0x0220ae30, "Lenovo PS/2 clickpad port" }, /* LEN2002, ThinkPad */ 7486 { 0x0320ae30, "Lenovo PS/2 clickpad port" }, /* LEN2003, ThinkPad */ 7487 { 0x0420ae30, "Lenovo PS/2 clickpad port" }, /* LEN2004, ThinkPad */ 7488 { 0x0520ae30, "Lenovo PS/2 clickpad port" }, /* LEN2005, ThinkPad */ 7489 { 0x0620ae30, "Lenovo PS/2 clickpad port" }, /* LEN2006, ThinkPad */ 7490 { 0x0720ae30, "Lenovo PS/2 clickpad port" }, /* LEN2007, ThinkPad */ 7491 { 0x0820ae30, "Lenovo PS/2 clickpad port" }, /* LEN2008, ThinkPad */ 7492 { 0x0920ae30, "Lenovo PS/2 clickpad port" }, /* LEN2009, ThinkPad */ 7493 { 0x0a20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200a, ThinkPad */ 7494 { 0x0b20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200b, ThinkPad */ 7495 { 0 } 7496}; 7497 7498/* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7499static struct isa_pnp_id forcepad_ids[] = { 7500 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7501 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7502 { 0 } 7503}; 7504 7505static int 7506create_a_copy(device_t atkbdc, device_t me) 7507{ 7508 device_t psm; 7509 u_long irq; 7510 7511 /* find the PS/2 mouse device instance under the keyboard controller */ 7512 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7513 device_get_unit(atkbdc)); 7514 if (psm == NULL) 7515 return (ENXIO); 7516 if (device_get_state(psm) != DS_NOTPRESENT) 7517 return (0); 7518 7519 /* move our resource to the found device */ 7520 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7521 bus_delete_resource(me, SYS_RES_IRQ, 0); 7522 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7523 7524 /* ...then probe and attach it */ 7525 return (device_probe_and_attach(psm)); 7526} 7527 7528static int 7529psmcpnp_probe(device_t dev) 7530{ 7531 struct psmcpnp_softc *sc = device_get_softc(dev); 7532 struct resource *res; 7533 u_long irq; 7534 int rid; 7535 7536 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7537 sc->type = PSMCPNP_FORCEPAD; 7538 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, topbtpad_ids) == 0) 7539 sc->type = PSMCPNP_TOPBUTTONPAD; 7540 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7541 sc->type = PSMCPNP_GENERIC; 7542 else 7543 return (ENXIO); 7544 7545 /* 7546 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7547 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7548 * declares the PS/2 mouse device node without an IRQ resource! 7549 * If this happens, we shall refer to device hints. 7550 * If we still don't find it there, use a hardcoded value... XXX 7551 */ 7552 rid = 0; 7553 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7554 if (irq <= 0) { 7555 if (resource_long_value(PSM_DRIVER_NAME, 7556 device_get_unit(dev),"irq", &irq) != 0) 7557 irq = 12; /* XXX */ 7558 device_printf(dev, "irq resource info is missing; " 7559 "assuming irq %ld\n", irq); 7560 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7561 } 7562 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7563 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7564 7565 /* keep quiet */ 7566 if (!bootverbose) 7567 device_quiet(dev); 7568 7569 return ((res == NULL) ? ENXIO : 0); 7570} 7571 7572static int 7573psmcpnp_attach(device_t dev) 7574{ 7575 device_t atkbdc; 7576 7577 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7578 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7579 device_get_unit(dev)); 7580 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7581 create_a_copy(atkbdc, dev); 7582 7583 return (0); 7584} 7585 7586DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7587DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7588 7589#endif /* DEV_ISA */ 7590