1 /*- 2 * Copyright (c) 1992, 1993 Erik Forsberg. 3 * Copyright (c) 1996, 1997 Kazutaka YOKOTA. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED 13 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 15 * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 16 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 17 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 18 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 19 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 20 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 21 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 22 */ 23 /* 24 * Ported to 386bsd Oct 17, 1992 25 * Sandi Donno, Computer Science, University of Cape Town, South Africa 26 * Please send bug reports to sandi@cs.uct.ac.za 27 * 28 * Thanks are also due to Rick Macklem, rick@snowhite.cis.uoguelph.ca - 29 * although I was only partially successful in getting the alpha release 30 * of his "driver for the Logitech and ATI Inport Bus mice for use with 31 * 386bsd and the X386 port" to work with my Microsoft mouse, I nevertheless 32 * found his code to be an invaluable reference when porting this driver 33 * to 386bsd. 34 * 35 * Further modifications for latest 386BSD+patchkit and port to NetBSD, 36 * Andrew Herbert <andrew@werple.apana.org.au> - 8 June 1993 37 * 38 * Cloned from the Microsoft Bus Mouse driver, also by Erik Forsberg, by 39 * Andrew Herbert - 12 June 1993 40 * 41 * Modified for PS/2 mouse by Charles Hannum <mycroft@ai.mit.edu> 42 * - 13 June 1993 43 * 44 * Modified for PS/2 AUX mouse by Shoji Yuen <yuen@nuie.nagoya-u.ac.jp> 45 * - 24 October 1993 46 * 47 * Hardware access routines and probe logic rewritten by 48 * Kazutaka Yokota <yokota@zodiac.mech.utsunomiya-u.ac.jp> 49 * - 3, 14, 22 October 1996. 50 * - 12 November 1996. IOCTLs and rearranging `psmread', `psmioctl'... 51 * - 14, 30 November 1996. Uses `kbdio.c'. 52 * - 13 December 1996. Uses queuing version of `kbdio.c'. 53 * - January/February 1997. Tweaked probe logic for 54 * HiNote UltraII/Latitude/Armada laptops. 55 * - 30 July 1997. Added APM support. 56 * - 5 March 1997. Defined driver configuration flags (PSM_CONFIG_XXX). 57 * Improved sync check logic. 58 * Vendor specific support routines. 59 */ 60 61 #include <sys/cdefs.h> 62 #include "opt_isa.h" 63 #include "opt_psm.h" 64 #include "opt_evdev.h" 65 66 #include <sys/param.h> 67 #include <sys/systm.h> 68 #include <sys/kernel.h> 69 #include <sys/module.h> 70 #include <sys/bus.h> 71 #include <sys/conf.h> 72 #include <sys/filio.h> 73 #include <sys/mutex.h> 74 #include <sys/poll.h> 75 #include <sys/sigio.h> 76 #include <sys/signalvar.h> 77 #include <sys/syslog.h> 78 #include <machine/bus.h> 79 #include <sys/rman.h> 80 #include <sys/selinfo.h> 81 #include <sys/sysctl.h> 82 #include <sys/time.h> 83 #include <sys/uio.h> 84 85 #include <sys/limits.h> 86 #include <sys/mouse.h> 87 #include <machine/resource.h> 88 89 #ifdef DEV_ISA 90 #include <isa/isavar.h> 91 #endif 92 93 #ifdef EVDEV_SUPPORT 94 #include <dev/evdev/evdev.h> 95 #include <dev/evdev/input.h> 96 #endif 97 98 #include <dev/atkbdc/atkbdcreg.h> 99 #include <dev/atkbdc/psm.h> 100 101 /* 102 * Driver specific options: the following options may be set by 103 * `options' statements in the kernel configuration file. 104 */ 105 106 /* debugging */ 107 #ifndef PSM_DEBUG 108 #define PSM_DEBUG 0 /* 109 * logging: 0: none, 1: brief, 2: verbose 110 * 3: sync errors, 4: all packets 111 */ 112 #endif 113 #define VLOG(level, args) do { \ 114 if (verbose >= level) \ 115 log args; \ 116 } while (0) 117 #define VDLOG(level, ...) do { \ 118 if (verbose >= level) \ 119 device_log(__VA_ARGS__); \ 120 } while (0) 121 122 #ifndef PSM_INPUT_TIMEOUT 123 #define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */ 124 #endif 125 126 #ifndef PSM_TAP_TIMEOUT 127 #define PSM_TAP_TIMEOUT 125000 128 #endif 129 130 #ifndef PSM_TAP_THRESHOLD 131 #define PSM_TAP_THRESHOLD 25 132 #endif 133 134 /* end of driver specific options */ 135 136 #define PSMCPNP_DRIVER_NAME "psmcpnp" 137 138 struct psmcpnp_softc { 139 enum { 140 PSMCPNP_GENERIC, 141 PSMCPNP_FORCEPAD, 142 PSMCPNP_TOPBUTTONPAD, 143 } type; /* Based on PnP ID */ 144 }; 145 146 /* input queue */ 147 #define PSM_BUFSIZE 960 148 #define PSM_SMALLBUFSIZE 240 149 150 /* operation levels */ 151 #define PSM_LEVEL_BASE 0 152 #define PSM_LEVEL_STANDARD 1 153 #define PSM_LEVEL_NATIVE 2 154 #define PSM_LEVEL_MIN PSM_LEVEL_BASE 155 #define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 156 157 /* Active PS/2 multiplexing */ 158 #define PSM_NOMUX (-1) 159 160 /* Logitech PS2++ protocol */ 161 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 162 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 163 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 164 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 165 166 /* ring buffer */ 167 typedef struct ringbuf { 168 int count; /* # of valid elements in the buffer */ 169 int head; /* head pointer */ 170 int tail; /* tail poiner */ 171 u_char buf[PSM_BUFSIZE]; 172 } ringbuf_t; 173 174 /* data buffer */ 175 typedef struct packetbuf { 176 u_char ipacket[16]; /* interim input buffer */ 177 int inputbytes; /* # of bytes in the input buffer */ 178 } packetbuf_t; 179 180 #ifndef PSM_PACKETQUEUE 181 #define PSM_PACKETQUEUE 128 182 #endif 183 184 /* 185 * Synaptics command definitions. 186 */ 187 #define SYNAPTICS_READ_IDENTITY 0x00 188 #define SYNAPTICS_READ_MODES 0x01 189 #define SYNAPTICS_READ_CAPABILITIES 0x02 190 #define SYNAPTICS_READ_MODEL_ID 0x03 191 #define SYNAPTICS_READ_SERIAL_PREFIX 0x06 192 #define SYNAPTICS_READ_SERIAL_SUFFIX 0x07 193 #define SYNAPTICS_READ_RESOLUTIONS 0x08 194 #define SYNAPTICS_READ_EXTENDED 0x09 195 #define SYNAPTICS_READ_CAPABILITIES_CONT 0x0c 196 #define SYNAPTICS_READ_MAX_COORDS 0x0d 197 #define SYNAPTICS_READ_DELUXE_LED 0x0e 198 #define SYNAPTICS_READ_MIN_COORDS 0x0f 199 200 typedef struct synapticsinfo { 201 struct sysctl_ctx_list sysctl_ctx; 202 struct sysctl_oid *sysctl_tree; 203 int directional_scrolls; 204 int two_finger_scroll; 205 int min_pressure; 206 int max_pressure; 207 int max_width; 208 int margin_top; 209 int margin_right; 210 int margin_bottom; 211 int margin_left; 212 int na_top; 213 int na_right; 214 int na_bottom; 215 int na_left; 216 int window_min; 217 int window_max; 218 int multiplicator; 219 int weight_current; 220 int weight_previous; 221 int weight_previous_na; 222 int weight_len_squared; 223 int div_min; 224 int div_max; 225 int div_max_na; 226 int div_len; 227 int tap_max_delta; 228 int tap_min_queue; 229 int taphold_timeout; 230 int vscroll_ver_area; 231 int vscroll_hor_area; 232 int vscroll_min_delta; 233 int vscroll_div_min; 234 int vscroll_div_max; 235 int touchpad_off; 236 int softbuttons_y; 237 int softbutton2_x; 238 int softbutton3_x; 239 int max_x; 240 int max_y; 241 int three_finger_drag; 242 int natural_scroll; 243 } synapticsinfo_t; 244 245 typedef struct synapticspacket { 246 int x; 247 int y; 248 } synapticspacket_t; 249 250 #define SYNAPTICS_PACKETQUEUE 10 251 #define SYNAPTICS_QUEUE_CURSOR(x) \ 252 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 253 254 #define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 255 ((synhw).infoMajor > (major) || \ 256 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 257 258 typedef struct smoother { 259 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 260 int queue_len; 261 int queue_cursor; 262 int start_x; 263 int start_y; 264 int avg_dx; 265 int avg_dy; 266 int squelch_x; 267 int squelch_y; 268 int is_fuzzy; 269 int active; 270 } smoother_t; 271 272 typedef struct gesture { 273 int window_min; 274 int fingers_nb; 275 int tap_button; 276 int in_taphold; 277 int in_vscroll; 278 int zmax; /* maximum pressure value */ 279 struct timeval taptimeout; /* tap timeout for touchpads */ 280 } gesture_t; 281 282 enum { 283 TRACKPOINT_SYSCTL_SENSITIVITY, 284 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 285 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 286 TRACKPOINT_SYSCTL_BACKUP_RANGE, 287 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 288 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 289 TRACKPOINT_SYSCTL_UP_THRESHOLD, 290 TRACKPOINT_SYSCTL_THRESHOLD, 291 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 292 TRACKPOINT_SYSCTL_Z_TIME, 293 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 294 TRACKPOINT_SYSCTL_SKIP_BACKUPS 295 }; 296 297 typedef struct trackpointinfo { 298 struct sysctl_ctx_list sysctl_ctx; 299 struct sysctl_oid *sysctl_tree; 300 int sensitivity; 301 int inertia; 302 int uplateau; 303 int reach; 304 int draghys; 305 int mindrag; 306 int upthresh; 307 int threshold; 308 int jenks; 309 int ztime; 310 int pts; 311 int skipback; 312 } trackpointinfo_t; 313 314 typedef struct finger { 315 int x; 316 int y; 317 int p; 318 int w; 319 int flags; 320 } finger_t; 321 #define PSM_FINGERS 2 /* # of processed fingers */ 322 #define PSM_FINGER_IS_PEN (1<<0) 323 #define PSM_FINGER_FUZZY (1<<1) 324 #define PSM_FINGER_DEFAULT_P tap_threshold 325 #define PSM_FINGER_DEFAULT_W 1 326 #define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 327 #define PSM_FINGER_RESET(f) do { \ 328 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 329 } while (0) 330 331 typedef struct elantechhw { 332 int hwversion; 333 int fwversion; 334 int sizex; 335 int sizey; 336 int dpmmx; 337 int dpmmy; 338 int ntracesx; 339 int ntracesy; 340 int dptracex; 341 int dptracey; 342 int issemimt; 343 int isclickpad; 344 int hascrc; 345 int hastrackpoint; 346 int haspressure; 347 } elantechhw_t; 348 349 /* minimum versions supported by this driver */ 350 #define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 351 352 #define ELANTECH_MAGIC(magic) \ 353 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 354 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 355 356 #define ELANTECH_FW_ID 0x00 357 #define ELANTECH_FW_VERSION 0x01 358 #define ELANTECH_CAPABILITIES 0x02 359 #define ELANTECH_SAMPLE 0x03 360 #define ELANTECH_RESOLUTION 0x04 361 #define ELANTECH_REG_READ 0x10 362 #define ELANTECH_REG_WRITE 0x11 363 #define ELANTECH_REG_RDWR 0x00 364 #define ELANTECH_CUSTOM_CMD 0xf8 365 366 #ifdef EVDEV_SUPPORT 367 #define ELANTECH_MAX_FINGERS 5 368 #else 369 #define ELANTECH_MAX_FINGERS PSM_FINGERS 370 #endif 371 372 #define ELANTECH_FINGER_MAX_P 255 373 #define ELANTECH_FINGER_MAX_W 15 374 #define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 375 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 376 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 377 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 378 .w = PSM_FINGER_DEFAULT_W, \ 379 .flags = 0 \ 380 } 381 382 enum { 383 ELANTECH_PKT_NOP, 384 ELANTECH_PKT_TRACKPOINT, 385 ELANTECH_PKT_V2_COMMON, 386 ELANTECH_PKT_V2_2FINGER, 387 ELANTECH_PKT_V3, 388 ELANTECH_PKT_V4_STATUS, 389 ELANTECH_PKT_V4_HEAD, 390 ELANTECH_PKT_V4_MOTION 391 }; 392 393 #define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 394 #define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 395 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 396 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 397 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 398 (pb)->ipacket[5] == 0xff) 399 #define ELANTECH_PKT_IS_V2(pb) \ 400 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 401 #define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 402 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 403 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 404 #define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 405 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 406 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 407 #define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 408 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 409 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x1c) == 0x10) 410 411 typedef struct elantechaction { 412 finger_t fingers[ELANTECH_MAX_FINGERS]; 413 int mask; 414 int mask_v4wait; 415 } elantechaction_t; 416 417 /* driver control block */ 418 struct psm_softc { /* Driver status information */ 419 device_t dev; 420 struct selinfo rsel; /* Process selecting for Input */ 421 u_char state; /* Mouse driver state */ 422 int config; /* driver configuration flags */ 423 int flags; /* other flags */ 424 KBDC kbdc; /* handle to access kbd controller */ 425 struct resource *intr; /* IRQ resource */ 426 void *ih; /* interrupt handle */ 427 mousehw_t hw; /* hardware information */ 428 synapticshw_t synhw; /* Synaptics hardware information */ 429 synapticsinfo_t syninfo; /* Synaptics configuration */ 430 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 431 gesture_t gesture; /* Gesture context */ 432 elantechhw_t elanhw; /* Elantech hardware information */ 433 elantechaction_t elanaction; /* Elantech action context */ 434 int tphw; /* TrackPoint hardware information */ 435 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 436 mousemode_t mode; /* operation mode */ 437 mousemode_t dflt_mode; /* default operation mode */ 438 mousestatus_t status; /* accumulated mouse movement */ 439 ringbuf_t queue; /* mouse status queue */ 440 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 441 int pqueue_start; /* start of data in queue */ 442 int pqueue_end; /* end of data in queue */ 443 int button; /* the latest button state */ 444 int xold; /* previous absolute X position */ 445 int yold; /* previous absolute Y position */ 446 int xaverage; /* average X position */ 447 int yaverage; /* average Y position */ 448 int squelch; /* level to filter movement at low speed */ 449 int syncerrors; /* # of bytes discarded to synchronize */ 450 int pkterrors; /* # of packets failed during quaranteen. */ 451 int fpcount; /* forcePad valid packet counter */ 452 struct timeval inputtimeout; 453 struct timeval lastsoftintr; /* time of last soft interrupt */ 454 struct timeval lastinputerr; /* time last sync error happened */ 455 struct timeval idletimeout; 456 packetbuf_t idlepacket; /* packet to send after idle timeout */ 457 int watchdog; /* watchdog timer flag */ 458 struct callout callout; /* watchdog timer call out */ 459 struct callout softcallout; /* buffer timer call out */ 460 struct cdev *cdev; 461 struct cdev *bdev; 462 int lasterr; 463 int cmdcount; 464 struct sigio *async; /* Processes waiting for SIGIO */ 465 int extended_buttons; 466 int muxport; /* MUX port with attached Synaptics */ 467 u_char muxsave[3]; /* 3->6 byte proto conversion buffer */ 468 int muxtpbuttons; /* Touchpad button state */ 469 int muxmsbuttons; /* Mouse (trackpoint) button state */ 470 struct timeval muxmidtimeout; /* middle button supression timeout */ 471 int muxsinglesyna; /* Probe result of single Synaptics */ 472 #ifdef EVDEV_SUPPORT 473 struct evdev_dev *evdev_a; /* Absolute reporting device */ 474 struct evdev_dev *evdev_r; /* Relative reporting device */ 475 #endif 476 }; 477 478 /* driver state flags (state) */ 479 #define PSM_VALID 0x80 480 #define PSM_OPEN 1 /* Device is open */ 481 #define PSM_ASLP 2 /* Waiting for mouse data */ 482 #define PSM_SOFTARMED 4 /* Software interrupt armed */ 483 #define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 484 #define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 485 #define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 486 487 /* driver configuration flags (config) */ 488 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 489 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 490 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 491 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 492 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 493 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 494 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 495 #define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 496 #define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 497 498 #define PSM_CONFIG_FLAGS \ 499 (PSM_CONFIG_RESOLUTION | \ 500 PSM_CONFIG_ACCEL | \ 501 PSM_CONFIG_NOCHECKSYNC | \ 502 PSM_CONFIG_NOIDPROBE | \ 503 PSM_CONFIG_NORESET | \ 504 PSM_CONFIG_FORCETAP | \ 505 PSM_CONFIG_IGNPORTERROR | \ 506 PSM_CONFIG_HOOKRESUME | \ 507 PSM_CONFIG_INITAFTERSUSPEND) 508 509 /* other flags (flags) */ 510 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 511 512 #define kbdcp(p) ((atkbdc_softc_t *)(p)) 513 #define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 514 & KBDC_QUIRK_KEEP_ACTIVATED) 515 516 /* Tunables */ 517 static int tap_enabled = -1; 518 static int verbose = PSM_DEBUG; 519 static int synaptics_support = 1; 520 static int trackpoint_support = 1; 521 static int elantech_support = 1; 522 static int mux_disabled = -1; 523 524 /* for backward compatibility */ 525 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 526 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 527 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 528 529 typedef struct old_mousehw { 530 int buttons; 531 int iftype; 532 int type; 533 int hwid; 534 } old_mousehw_t; 535 536 typedef struct old_mousemode { 537 int protocol; 538 int rate; 539 int resolution; 540 int accelfactor; 541 } old_mousemode_t; 542 543 #define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 544 enum { 545 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 546 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 547 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 548 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 549 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 550 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 551 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 552 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 553 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 554 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 555 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 556 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 557 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 558 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 559 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 560 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 561 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 562 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 563 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 564 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 565 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 566 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 567 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 568 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 569 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 570 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 571 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 572 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 573 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 574 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 575 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 576 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 577 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 578 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 579 SYNAPTICS_SYSCTL_THREE_FINGER_DRAG = SYN_OFFSET(three_finger_drag), 580 SYNAPTICS_SYSCTL_NATURAL_SCROLL = SYN_OFFSET(natural_scroll), 581 #define SYNAPTICS_SYSCTL_LAST SYNAPTICS_SYSCTL_NATURAL_SCROLL 582 }; 583 584 /* packet formatting function */ 585 typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 586 mousestatus_t *); 587 588 /* function prototypes */ 589 static void psmidentify(driver_t *, device_t); 590 static int psmprobe(device_t); 591 static int psmattach(device_t); 592 static int psmdetach(device_t); 593 static int psmresume(device_t); 594 595 static d_open_t psm_cdev_open; 596 static d_close_t psm_cdev_close; 597 static d_read_t psmread; 598 static d_write_t psmwrite; 599 static d_ioctl_t psmioctl; 600 static d_poll_t psmpoll; 601 602 static int psmopen(struct psm_softc *); 603 static int psmclose(struct psm_softc *); 604 605 #ifdef EVDEV_SUPPORT 606 static evdev_open_t psm_ev_open_r; 607 static evdev_close_t psm_ev_close_r; 608 static evdev_open_t psm_ev_open_a; 609 static evdev_close_t psm_ev_close_a; 610 #endif 611 612 static int enable_aux_dev(KBDC); 613 static int disable_aux_dev(KBDC); 614 static int get_mouse_status(KBDC, int *, int, int); 615 static int get_aux_id(KBDC); 616 static int set_mouse_sampling_rate(KBDC, int); 617 static int set_mouse_scaling(KBDC, int); 618 static int set_mouse_resolution(KBDC, int); 619 static int set_mouse_mode(KBDC); 620 static int get_mouse_buttons(KBDC); 621 static int is_a_mouse(int); 622 static void recover_from_error(KBDC); 623 static int restore_controller(KBDC, int); 624 static int doinitialize(struct psm_softc *, mousemode_t *); 625 static int doopen(struct psm_softc *, int); 626 static int reinitialize(struct psm_softc *, int); 627 static char *model_name(int); 628 static void psmsoftintr(void *); 629 static void psmsoftintridle(void *); 630 static void psmintr(void *); 631 static void psmtimeout(void *); 632 static int timeelapsed(const struct timeval *, int, int, 633 const struct timeval *); 634 static void dropqueue(struct psm_softc *); 635 static void flushpackets(struct psm_softc *); 636 static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 637 mousestatus_t *, int *, int *, int *); 638 static int proc_synaptics(struct psm_softc *, packetbuf_t *, 639 mousestatus_t *, int *, int *, int *); 640 static int proc_synaptics_mux(struct psm_softc *, packetbuf_t *); 641 static void proc_versapad(struct psm_softc *, packetbuf_t *, 642 mousestatus_t *, int *, int *, int *); 643 static int proc_elantech(struct psm_softc *, packetbuf_t *, 644 mousestatus_t *, int *, int *, int *); 645 static int psmpalmdetect(struct psm_softc *, finger_t *, int); 646 static void psmgestures(struct psm_softc *, finger_t *, int, 647 mousestatus_t *); 648 static void psmsmoother(struct psm_softc *, finger_t *, int, 649 mousestatus_t *, int *, int *); 650 static int tame_mouse(struct psm_softc *, packetbuf_t *, mousestatus_t *, 651 u_char *); 652 653 /* vendor specific features */ 654 enum probearg { PROBE, REINIT }; 655 typedef int probefunc_t(struct psm_softc *, enum probearg); 656 657 static int mouse_id_proc1(KBDC, int, int, int *); 658 static int mouse_ext_command(KBDC, int); 659 660 static probefunc_t enable_groller; 661 static probefunc_t enable_gmouse; 662 static probefunc_t enable_aglide; 663 static probefunc_t enable_kmouse; 664 static probefunc_t enable_msexplorer; 665 static probefunc_t enable_msintelli; 666 static probefunc_t enable_4dmouse; 667 static probefunc_t enable_4dplus; 668 static probefunc_t enable_mmanplus; 669 static probefunc_t enable_synaptics; 670 static probefunc_t enable_synaptics_mux; 671 static probefunc_t enable_single_synaptics_mux; 672 static probefunc_t enable_trackpoint; 673 static probefunc_t enable_versapad; 674 static probefunc_t enable_elantech; 675 676 static void set_trackpoint_parameters(struct psm_softc *sc); 677 static void synaptics_passthrough_on(struct psm_softc *sc); 678 static void synaptics_passthrough_off(struct psm_softc *sc); 679 static int synaptics_preferred_mode(struct psm_softc *sc); 680 static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 681 682 static struct { 683 int model; 684 u_char syncmask; 685 int packetsize; 686 probefunc_t *probefunc; 687 } vendortype[] = { 688 /* 689 * WARNING: the order of probe is very important. Don't mess it 690 * unless you know what you are doing. 691 */ 692 { MOUSE_MODEL_SYNAPTICS, /* Synaptics + mouse on Active Mux */ 693 0x00, MOUSE_PS2_PACKETSIZE, enable_synaptics_mux }, 694 { MOUSE_MODEL_SYNAPTICS, /* Single Synaptics on Active Mux */ 695 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_single_synaptics_mux }, 696 { MOUSE_MODEL_NET, /* Genius NetMouse */ 697 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 698 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 699 0xc8, 6, enable_groller }, 700 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 701 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 702 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 703 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 704 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 705 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 706 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 707 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 708 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 709 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 710 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 711 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 712 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 713 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 714 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 715 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 716 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 717 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 718 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 719 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 720 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 721 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 722 { MOUSE_MODEL_GENERIC, 723 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 724 }; 725 #define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 726 727 /* device driver declarateion */ 728 static device_method_t psm_methods[] = { 729 /* Device interface */ 730 DEVMETHOD(device_identify, psmidentify), 731 DEVMETHOD(device_probe, psmprobe), 732 DEVMETHOD(device_attach, psmattach), 733 DEVMETHOD(device_detach, psmdetach), 734 DEVMETHOD(device_resume, psmresume), 735 { 0, 0 } 736 }; 737 738 static driver_t psm_driver = { 739 PSM_DRIVER_NAME, 740 psm_methods, 741 sizeof(struct psm_softc), 742 }; 743 744 static struct cdevsw psm_cdevsw = { 745 .d_version = D_VERSION, 746 .d_flags = D_NEEDGIANT, 747 .d_open = psm_cdev_open, 748 .d_close = psm_cdev_close, 749 .d_read = psmread, 750 .d_write = psmwrite, 751 .d_ioctl = psmioctl, 752 .d_poll = psmpoll, 753 .d_name = PSM_DRIVER_NAME, 754 }; 755 756 #ifdef EVDEV_SUPPORT 757 static const struct evdev_methods psm_ev_methods_r = { 758 .ev_open = psm_ev_open_r, 759 .ev_close = psm_ev_close_r, 760 }; 761 static const struct evdev_methods psm_ev_methods_a = { 762 .ev_open = psm_ev_open_a, 763 .ev_close = psm_ev_close_a, 764 }; 765 #endif 766 767 /* device I/O routines */ 768 static int 769 enable_aux_dev(KBDC kbdc) 770 { 771 int res; 772 773 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 774 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 775 776 return (res == PSM_ACK); 777 } 778 779 static int 780 disable_aux_dev(KBDC kbdc) 781 { 782 int res; 783 784 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 785 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 786 787 return (res == PSM_ACK); 788 } 789 790 static int 791 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 792 { 793 int cmd; 794 int res; 795 int i; 796 797 switch (flag) { 798 case 0: 799 default: 800 cmd = PSMC_SEND_DEV_STATUS; 801 break; 802 case 1: 803 cmd = PSMC_SEND_DEV_DATA; 804 break; 805 } 806 empty_aux_buffer(kbdc, 5); 807 res = send_aux_command(kbdc, cmd); 808 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 809 (flag == 1) ? "DATA" : "STATUS", res)); 810 if (res != PSM_ACK) 811 return (0); 812 813 for (i = 0; i < len; ++i) { 814 status[i] = read_aux_data(kbdc); 815 if (status[i] < 0) 816 break; 817 } 818 if (len >= 3) { 819 for (; i < 3; ++i) 820 status[i] = 0; 821 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 822 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 823 } 824 825 return (i); 826 } 827 828 static int 829 get_aux_id(KBDC kbdc) 830 { 831 int res; 832 int id; 833 834 empty_aux_buffer(kbdc, 5); 835 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 836 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 837 if (res != PSM_ACK) 838 return (-1); 839 840 /* 10ms delay */ 841 DELAY(10000); 842 843 id = read_aux_data(kbdc); 844 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 845 846 return (id); 847 } 848 849 static int 850 set_mouse_sampling_rate(KBDC kbdc, int rate) 851 { 852 int res; 853 854 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 855 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 856 857 return ((res == PSM_ACK) ? rate : -1); 858 } 859 860 static int 861 set_mouse_scaling(KBDC kbdc, int scale) 862 { 863 int res; 864 865 switch (scale) { 866 case 1: 867 default: 868 scale = PSMC_SET_SCALING11; 869 break; 870 case 2: 871 scale = PSMC_SET_SCALING21; 872 break; 873 } 874 res = send_aux_command(kbdc, scale); 875 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 876 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 877 878 return (res == PSM_ACK); 879 } 880 881 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 882 static int 883 set_mouse_resolution(KBDC kbdc, int val) 884 { 885 int res; 886 887 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 888 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 889 890 return ((res == PSM_ACK) ? val : -1); 891 } 892 893 /* 894 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 895 * re-enabled by calling `enable_aux_dev()' 896 */ 897 static int 898 set_mouse_mode(KBDC kbdc) 899 { 900 int res; 901 902 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 903 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 904 905 return (res == PSM_ACK); 906 } 907 908 static int 909 get_mouse_buttons(KBDC kbdc) 910 { 911 int c = 2; /* assume two buttons by default */ 912 int status[3]; 913 914 /* 915 * NOTE: a special sequence to obtain Logitech Mouse specific 916 * information: set resolution to 25 ppi, set scaling to 1:1, set 917 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 918 * mouse status bytes is the number of available buttons. 919 * Some manufactures also support this sequence. 920 */ 921 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 922 return (c); 923 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 924 set_mouse_scaling(kbdc, 1) && 925 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 926 return (status[1]); 927 return (c); 928 } 929 930 /* misc subroutines */ 931 /* 932 * Someday, I will get the complete list of valid pointing devices and 933 * their IDs... XXX 934 */ 935 static int 936 is_a_mouse(int id) 937 { 938 #if 0 939 static int valid_ids[] = { 940 PSM_MOUSE_ID, /* mouse */ 941 PSM_BALLPOINT_ID, /* ballpoint device */ 942 PSM_INTELLI_ID, /* Intellimouse */ 943 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 944 -1 /* end of table */ 945 }; 946 int i; 947 948 for (i = 0; valid_ids[i] >= 0; ++i) 949 if (valid_ids[i] == id) 950 return (TRUE); 951 return (FALSE); 952 #else 953 return (TRUE); 954 #endif 955 } 956 957 static char * 958 model_name(int model) 959 { 960 static struct { 961 int model_code; 962 char *model_name; 963 } models[] = { 964 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 965 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 966 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 967 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 968 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 969 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 970 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 971 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 972 { MOUSE_MODEL_4D, "4D Mouse" }, 973 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 974 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 975 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 976 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 977 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 978 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 979 }; 980 int i; 981 982 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 983 if (models[i].model_code == model) 984 break; 985 return (models[i].model_name); 986 } 987 988 static void 989 recover_from_error(KBDC kbdc) 990 { 991 /* discard anything left in the output buffer */ 992 empty_both_buffers(kbdc, 10); 993 994 #if 0 995 /* 996 * NOTE: KBDC_RESET_KBD may not restore the communication between the 997 * keyboard and the controller. 998 */ 999 reset_kbd(kbdc); 1000 #else 1001 /* 1002 * NOTE: somehow diagnostic and keyboard port test commands bring the 1003 * keyboard back. 1004 */ 1005 if (!test_controller(kbdc)) 1006 log(LOG_ERR, "psm: keyboard controller failed.\n"); 1007 /* if there isn't a keyboard in the system, the following error is OK */ 1008 if (test_kbd_port(kbdc) != 0) 1009 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 1010 #endif 1011 } 1012 1013 static int 1014 restore_controller(KBDC kbdc, int command_byte) 1015 { 1016 empty_both_buffers(kbdc, 10); 1017 1018 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 1019 log(LOG_ERR, "psm: failed to restore the keyboard controller " 1020 "command byte.\n"); 1021 empty_both_buffers(kbdc, 10); 1022 return (FALSE); 1023 } else { 1024 empty_both_buffers(kbdc, 10); 1025 return (TRUE); 1026 } 1027 } 1028 1029 /* 1030 * Re-initialize the aux port and device. The aux port must be enabled 1031 * and its interrupt must be disabled before calling this routine. 1032 * The aux device will be disabled before returning. 1033 * The keyboard controller must be locked via `kbdc_lock()' before 1034 * calling this routine. 1035 */ 1036 static int 1037 doinitialize(struct psm_softc *sc, mousemode_t *mode) 1038 { 1039 KBDC kbdc = sc->kbdc; 1040 int stat[3]; 1041 int i; 1042 1043 switch((i = test_aux_port(kbdc))) { 1044 case 1: /* ignore these errors */ 1045 case 2: 1046 case 3: 1047 case PSM_ACK: 1048 if (verbose) 1049 device_log(sc->dev, LOG_DEBUG, 1050 "strange result for test aux port (%d).\n", i); 1051 /* FALLTHROUGH */ 1052 case 0: /* no error */ 1053 break; 1054 case -1: /* time out */ 1055 default: /* error */ 1056 recover_from_error(kbdc); 1057 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1058 break; 1059 device_log(sc->dev, LOG_ERR, 1060 "the aux port is not functioning (%d).\n", i); 1061 return (FALSE); 1062 } 1063 1064 if (sc->config & PSM_CONFIG_NORESET) { 1065 /* 1066 * Don't try to reset the pointing device. It may possibly 1067 * be left in the unknown state, though... 1068 */ 1069 } else { 1070 /* 1071 * NOTE: some controllers appears to hang the `keyboard' when 1072 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1073 */ 1074 if (!reset_aux_dev(kbdc)) { 1075 recover_from_error(kbdc); 1076 device_log(sc->dev, LOG_ERR, 1077 "failed to reset the aux device.\n"); 1078 return (FALSE); 1079 } 1080 } 1081 1082 /* 1083 * both the aux port and the aux device is functioning, see 1084 * if the device can be enabled. 1085 */ 1086 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1087 device_log(sc->dev, LOG_ERR, 1088 "failed to enable the aux device.\n"); 1089 return (FALSE); 1090 } 1091 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1092 1093 /* Re-enable the mouse. */ 1094 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1095 if (vendortype[i].model == sc->hw.model) 1096 (*vendortype[i].probefunc)(sc, REINIT); 1097 1098 /* set mouse parameters */ 1099 if (mode != (mousemode_t *)NULL) { 1100 if (mode->rate > 0) 1101 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1102 if (mode->resolution >= 0) 1103 mode->resolution = 1104 set_mouse_resolution(kbdc, mode->resolution); 1105 set_mouse_scaling(kbdc, 1); 1106 set_mouse_mode(kbdc); 1107 } 1108 1109 /* Record sync on the next data packet we see. */ 1110 sc->flags |= PSM_NEED_SYNCBITS; 1111 1112 /* just check the status of the mouse */ 1113 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1114 device_log(sc->dev, LOG_DEBUG, 1115 "failed to get status (doinitialize).\n"); 1116 1117 return (TRUE); 1118 } 1119 1120 static int 1121 doopen(struct psm_softc *sc, int command_byte) 1122 { 1123 int stat[3]; 1124 int mux_enabled = FALSE; 1125 1126 /* 1127 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1128 * no obvious reason. Thus we check the current mode and restore the 1129 * Absolute Mode if it was cleared. 1130 * 1131 * The previous hack at the end of psmprobe() wasn't efficient when 1132 * moused(8) was restarted. 1133 * 1134 * A Reset (FF) or Set Defaults (F6) command would clear the 1135 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1136 * doesn't show any evidence of such a command. 1137 */ 1138 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1139 if (sc->muxport != PSM_NOMUX) { 1140 mux_enabled = enable_aux_mux(sc->kbdc) >= 0; 1141 if (mux_enabled) 1142 set_active_aux_mux_port(sc->kbdc, sc->muxport); 1143 else 1144 device_log(sc->dev, LOG_ERR, "failed to enable " 1145 "active multiplexing mode.\n"); 1146 } 1147 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODES); 1148 get_mouse_status(sc->kbdc, stat, 0, 3); 1149 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1150 stat[1] == 0x47) && 1151 stat[2] == 0x40) { 1152 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1153 VDLOG(5, sc->dev, LOG_DEBUG, "Synaptis Absolute Mode " 1154 "hopefully restored\n"); 1155 } 1156 if (mux_enabled) 1157 disable_aux_mux(sc->kbdc); 1158 } 1159 1160 /* 1161 * A user may want to disable tap and drag gestures on a Synaptics 1162 * TouchPad when it operates in Relative Mode. 1163 */ 1164 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1165 if (tap_enabled > 0) { 1166 VDLOG(2, sc->dev, LOG_DEBUG, 1167 "enable tap and drag gestures\n"); 1168 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1169 } else if (tap_enabled == 0) { 1170 VDLOG(2, sc->dev, LOG_DEBUG, 1171 "disable tap and drag gestures\n"); 1172 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1173 } 1174 } 1175 1176 /* enable the mouse device */ 1177 if (!enable_aux_dev(sc->kbdc)) { 1178 /* MOUSE ERROR: failed to enable the mouse because: 1179 * 1) the mouse is faulty, 1180 * 2) the mouse has been removed(!?) 1181 * In the latter case, the keyboard may have hung, and need 1182 * recovery procedure... 1183 */ 1184 recover_from_error(sc->kbdc); 1185 #if 0 1186 /* FIXME: we could reset the mouse here and try to enable 1187 * it again. But it will take long time and it's not a good 1188 * idea to disable the keyboard that long... 1189 */ 1190 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1191 recover_from_error(sc->kbdc); 1192 #else 1193 { 1194 #endif 1195 restore_controller(sc->kbdc, command_byte); 1196 /* mark this device is no longer available */ 1197 sc->state &= ~PSM_VALID; 1198 device_log(sc->dev, LOG_ERR, 1199 "failed to enable the device (doopen).\n"); 1200 return (EIO); 1201 } 1202 } 1203 1204 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1205 device_log(sc->dev, LOG_DEBUG, 1206 "failed to get status (doopen).\n"); 1207 1208 /* enable the aux port and interrupt */ 1209 if (!set_controller_command_byte(sc->kbdc, 1210 kbdc_get_device_mask(sc->kbdc), 1211 (command_byte & KBD_KBD_CONTROL_BITS) | 1212 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1213 /* CONTROLLER ERROR */ 1214 disable_aux_dev(sc->kbdc); 1215 restore_controller(sc->kbdc, command_byte); 1216 device_log(sc->dev, LOG_ERR, 1217 "failed to enable the aux interrupt (doopen).\n"); 1218 return (EIO); 1219 } 1220 1221 /* start the watchdog timer */ 1222 sc->watchdog = FALSE; 1223 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1224 1225 return (0); 1226 } 1227 1228 static int 1229 reinitialize(struct psm_softc *sc, int doinit) 1230 { 1231 int err; 1232 int c; 1233 int s; 1234 1235 /* don't let anybody mess with the aux device */ 1236 if (!kbdc_lock(sc->kbdc, TRUE)) 1237 return (EIO); 1238 s = spltty(); 1239 1240 /* block our watchdog timer */ 1241 sc->watchdog = FALSE; 1242 callout_stop(&sc->callout); 1243 1244 /* save the current controller command byte */ 1245 empty_both_buffers(sc->kbdc, 10); 1246 c = get_controller_command_byte(sc->kbdc); 1247 VDLOG(2, sc->dev, LOG_DEBUG, 1248 "current command byte: %04x (reinitialize).\n", c); 1249 1250 /* enable the aux port but disable the aux interrupt and the keyboard */ 1251 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1252 kbdc_get_device_mask(sc->kbdc), 1253 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1254 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1255 /* CONTROLLER ERROR */ 1256 splx(s); 1257 kbdc_lock(sc->kbdc, FALSE); 1258 device_log(sc->dev, LOG_ERR, 1259 "unable to set the command byte (reinitialize).\n"); 1260 return (EIO); 1261 } 1262 1263 /* flush any data */ 1264 if (sc->state & PSM_VALID) { 1265 /* this may fail; but never mind... */ 1266 disable_aux_dev(sc->kbdc); 1267 empty_aux_buffer(sc->kbdc, 10); 1268 } 1269 flushpackets(sc); 1270 sc->syncerrors = 0; 1271 sc->pkterrors = 0; 1272 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1273 1274 /* try to detect the aux device; are you still there? */ 1275 err = 0; 1276 if (doinit) { 1277 if (doinitialize(sc, &sc->mode)) { 1278 /* yes */ 1279 sc->state |= PSM_VALID; 1280 } else { 1281 /* the device has gone! */ 1282 restore_controller(sc->kbdc, c); 1283 sc->state &= ~PSM_VALID; 1284 device_log(sc->dev, LOG_ERR, 1285 "the aux device has gone! (reinitialize).\n"); 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 device_log(sc->dev, LOG_ERR, 1298 "failed to enable the device (reinitialize).\n"); 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 device_log(sc->dev, LOG_ERR, 1307 "failed to disable the aux port (reinitialize).\n"); 1308 err = EIO; 1309 } 1310 } 1311 1312 kbdc_lock(sc->kbdc, FALSE); 1313 return (err); 1314 } 1315 1316 /* psm driver entry points */ 1317 1318 static void 1319 psmidentify(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 1361 static int 1362 psmprobe(device_t dev) 1363 { 1364 struct psm_softc *sc = device_get_softc(dev); 1365 int stat[3]; 1366 int command_byte; 1367 int mask; 1368 int rid; 1369 int i; 1370 1371 #if 0 1372 kbdc_debug(TRUE); 1373 #endif 1374 1375 /* see if IRQ is available */ 1376 rid = KBDC_RID_AUX; 1377 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1378 if (sc->intr == NULL) { 1379 if (bootverbose) 1380 device_printf(dev, "unable to allocate IRQ\n"); 1381 return (ENXIO); 1382 } 1383 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1384 1385 sc->dev = dev; 1386 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1387 if (sc->kbdc == NULL) 1388 return (ENXIO); 1389 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1390 /* XXX: for backward compatibility */ 1391 #if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1392 sc->config |= 1393 #ifdef PSM_RESETAFTERSUSPEND 1394 PSM_CONFIG_INITAFTERSUSPEND; 1395 #else 1396 PSM_CONFIG_HOOKRESUME; 1397 #endif 1398 #endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1399 sc->flags = 0; 1400 sc->muxport = PSM_NOMUX; 1401 if (bootverbose) 1402 ++verbose; 1403 1404 device_set_desc(dev, "PS/2 Mouse"); 1405 1406 if (!kbdc_lock(sc->kbdc, TRUE)) { 1407 device_printf(dev, "unable to lock the controller.\n"); 1408 if (bootverbose) 1409 --verbose; 1410 return (ENXIO); 1411 } 1412 1413 /* 1414 * NOTE: two bits in the command byte controls the operation of the 1415 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1416 * port interrupt (IRQ 12) enable bit (bit 2). 1417 */ 1418 1419 /* discard anything left after the keyboard initialization */ 1420 empty_both_buffers(sc->kbdc, 10); 1421 1422 /* save the current command byte; it will be used later */ 1423 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1424 command_byte = get_controller_command_byte(sc->kbdc); 1425 if (verbose) 1426 device_printf(dev, "current command byte:%04x\n", command_byte); 1427 if (command_byte == -1) { 1428 /* CONTROLLER ERROR */ 1429 device_printf(dev, 1430 "unable to get the current command byte value.\n"); 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 device_printf(dev, "unable to set the command byte.\n"); 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 device_printf(dev, "strange result for test aux port " 1477 "(%d).\n", 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 device_printf(dev, 1490 "the aux port is not functioning (%d).\n", 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 device_printf(dev, "failed to reset the aux " 1514 "device.\n"); 1515 endprobe(ENXIO); 1516 } else if (!reset_aux_dev(sc->kbdc)) { 1517 recover_from_error(sc->kbdc); 1518 if (verbose >= 2) 1519 device_printf(dev, "failed to reset the aux " 1520 "device (2).\n"); 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 device_printf(dev, "failed to enable the aux device.\n"); 1537 endprobe(ENXIO); 1538 } 1539 1540 /* save the default values after reset */ 1541 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 1542 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1543 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1544 } else { 1545 sc->dflt_mode.rate = sc->mode.rate = -1; 1546 sc->dflt_mode.resolution = sc->mode.resolution = -1; 1547 } 1548 1549 /* hardware information */ 1550 sc->hw.iftype = MOUSE_IF_PS2; 1551 1552 /* verify the device is a mouse */ 1553 sc->hw.hwid = get_aux_id(sc->kbdc); 1554 if (!is_a_mouse(sc->hw.hwid)) { 1555 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1556 restore_controller(sc->kbdc, command_byte); 1557 if (verbose) 1558 device_printf(dev, "unknown device type (%d).\n", 1559 sc->hw.hwid); 1560 endprobe(ENXIO); 1561 } 1562 switch (sc->hw.hwid) { 1563 case PSM_BALLPOINT_ID: 1564 sc->hw.type = MOUSE_TRACKBALL; 1565 break; 1566 case PSM_MOUSE_ID: 1567 case PSM_INTELLI_ID: 1568 case PSM_EXPLORER_ID: 1569 case PSM_4DMOUSE_ID: 1570 case PSM_4DPLUS_ID: 1571 sc->hw.type = MOUSE_MOUSE; 1572 break; 1573 default: 1574 sc->hw.type = MOUSE_UNKNOWN; 1575 break; 1576 } 1577 1578 if (sc->config & PSM_CONFIG_NOIDPROBE) { 1579 sc->hw.buttons = 2; 1580 i = GENERIC_MOUSE_ENTRY; 1581 } else { 1582 /* # of buttons */ 1583 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 1584 1585 /* other parameters */ 1586 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1587 if ((*vendortype[i].probefunc)(sc, PROBE)) { 1588 if (verbose >= 2) 1589 device_printf(dev, "found %s\n", 1590 model_name(vendortype[i].model)); 1591 break; 1592 } 1593 } 1594 1595 sc->hw.model = vendortype[i].model; 1596 1597 sc->dflt_mode.level = PSM_LEVEL_BASE; 1598 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 1599 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 1600 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 1601 sc->dflt_mode.syncmask[0] = 0; 1602 else 1603 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 1604 if (sc->config & PSM_CONFIG_FORCETAP) 1605 sc->dflt_mode.syncmask[0] &= ~MOUSE_PS2_TAP; 1606 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 1607 sc->mode = sc->dflt_mode; 1608 sc->mode.packetsize = vendortype[i].packetsize; 1609 1610 /* set mouse parameters */ 1611 #if 0 1612 /* 1613 * A version of Logitech FirstMouse+ won't report wheel movement, 1614 * if SET_DEFAULTS is sent... Don't use this command. 1615 * This fix was found by Takashi Nishida. 1616 */ 1617 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 1618 if (verbose >= 2) 1619 device_printf(dev, "SET_DEFAULTS return code:%04x\n", i); 1620 #endif 1621 if (sc->config & PSM_CONFIG_RESOLUTION) 1622 sc->mode.resolution = 1623 set_mouse_resolution(sc->kbdc, 1624 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1625 else if (sc->mode.resolution >= 0) 1626 sc->mode.resolution = 1627 set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1628 if (sc->mode.rate > 0) 1629 sc->mode.rate = 1630 set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1631 set_mouse_scaling(sc->kbdc, 1); 1632 1633 /* Record sync on the next data packet we see. */ 1634 sc->flags |= PSM_NEED_SYNCBITS; 1635 1636 /* just check the status of the mouse */ 1637 /* 1638 * NOTE: XXX there are some arcane controller/mouse combinations out 1639 * there, which hung the controller unless there is data transmission 1640 * after ACK from the mouse. 1641 */ 1642 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1643 device_printf(dev, "failed to get status.\n"); 1644 else { 1645 /* 1646 * When in its native mode, some mice operate with different 1647 * default parameters than in the PS/2 compatible mode. 1648 */ 1649 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1650 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1651 } 1652 1653 /* disable the aux port for now... */ 1654 if (!set_controller_command_byte(sc->kbdc, 1655 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1656 (command_byte & KBD_KBD_CONTROL_BITS) | 1657 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1658 /* 1659 * this is CONTROLLER ERROR; I don't know the proper way to 1660 * recover from this error... 1661 */ 1662 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1663 restore_controller(sc->kbdc, command_byte); 1664 device_printf(dev, "unable to set the command byte.\n"); 1665 endprobe(ENXIO); 1666 } 1667 1668 /* done */ 1669 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1670 kbdc_lock(sc->kbdc, FALSE); 1671 return (0); 1672 } 1673 1674 #ifdef EVDEV_SUPPORT 1675 /* Values are taken from Linux drivers for userland software compatibility */ 1676 #define PS2_MOUSE_VENDOR 0x0002 1677 #define PS2_MOUSE_GENERIC_PRODUCT 0x0001 1678 #define PS2_MOUSE_SYNAPTICS_NAME "SynPS/2 Synaptics TouchPad" 1679 #define PS2_MOUSE_SYNAPTICS_PRODUCT 0x0007 1680 #define PS2_MOUSE_TRACKPOINT_NAME "TPPS/2 IBM TrackPoint" 1681 #define PS2_MOUSE_TRACKPOINT_PRODUCT 0x000A 1682 #define PS2_MOUSE_ELANTECH_NAME "ETPS/2 Elantech Touchpad" 1683 #define PS2_MOUSE_ELANTECH_ST_NAME "ETPS/2 Elantech TrackPoint" 1684 #define PS2_MOUSE_ELANTECH_PRODUCT 0x000E 1685 #define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1686 1687 static void 1688 psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1689 { 1690 size_t i; 1691 1692 for (i = 0; info[i][0] != ABS_CNT; i++) 1693 evdev_support_abs(evdev, info[i][0], info[i][1], info[i][2], 1694 0, 0, info[i][3]); 1695 } 1696 1697 static void 1698 psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1699 { 1700 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1701 1702 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1703 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1704 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1705 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1706 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1707 } 1708 1709 static void 1710 psm_push_st_finger(struct psm_softc *sc, const finger_t *f) 1711 { 1712 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1713 1714 evdev_push_abs(sc->evdev_a, ABS_X, f->x); 1715 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1716 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1717 if (sc->synhw.capPalmDetect) 1718 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1719 } 1720 1721 static int 1722 psm_register(device_t dev, int model_code) 1723 { 1724 struct psm_softc *sc = device_get_softc(dev); 1725 struct evdev_dev *evdev_r; 1726 int error, i, nbuttons, nwheels, product; 1727 bool is_pointing_stick; 1728 const char *name; 1729 1730 name = model_name(model_code); 1731 nbuttons = sc->hw.buttons; 1732 product = PS2_MOUSE_GENERIC_PRODUCT; 1733 nwheels = 0; 1734 is_pointing_stick = false; 1735 1736 switch (model_code) { 1737 case MOUSE_MODEL_TRACKPOINT: 1738 name = PS2_MOUSE_TRACKPOINT_NAME; 1739 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1740 nbuttons = 3; 1741 is_pointing_stick = true; 1742 break; 1743 1744 case MOUSE_MODEL_ELANTECH: 1745 name = PS2_MOUSE_ELANTECH_ST_NAME; 1746 product = PS2_MOUSE_ELANTECH_PRODUCT; 1747 nbuttons = 3; 1748 is_pointing_stick = true; 1749 break; 1750 1751 case MOUSE_MODEL_MOUSEMANPLUS: 1752 case MOUSE_MODEL_4D: 1753 nwheels = 2; 1754 break; 1755 1756 case MOUSE_MODEL_EXPLORER: 1757 case MOUSE_MODEL_INTELLI: 1758 case MOUSE_MODEL_NET: 1759 case MOUSE_MODEL_NETSCROLL: 1760 case MOUSE_MODEL_4DPLUS: 1761 nwheels = 1; 1762 break; 1763 } 1764 1765 evdev_r = evdev_alloc(); 1766 evdev_set_name(evdev_r, name); 1767 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1768 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1769 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1770 1771 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1772 if (is_pointing_stick) 1773 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1774 evdev_support_event(evdev_r, EV_SYN); 1775 evdev_support_event(evdev_r, EV_KEY); 1776 evdev_support_event(evdev_r, EV_REL); 1777 evdev_support_rel(evdev_r, REL_X); 1778 evdev_support_rel(evdev_r, REL_Y); 1779 switch (nwheels) { 1780 case 2: 1781 evdev_support_rel(evdev_r, REL_HWHEEL); 1782 /* FALLTHROUGH */ 1783 case 1: 1784 evdev_support_rel(evdev_r, REL_WHEEL); 1785 } 1786 for (i = 0; i < nbuttons; i++) 1787 evdev_support_key(evdev_r, BTN_MOUSE + i); 1788 1789 error = evdev_register_mtx(evdev_r, &Giant); 1790 if (error) 1791 evdev_free(evdev_r); 1792 else 1793 sc->evdev_r = evdev_r; 1794 return (error); 1795 } 1796 1797 static int 1798 psm_register_synaptics(device_t dev) 1799 { 1800 struct psm_softc *sc = device_get_softc(dev); 1801 const uint16_t synaptics_absinfo_st[][4] = { 1802 { ABS_X, sc->synhw.minimumXCoord, 1803 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1804 { ABS_Y, sc->synhw.minimumYCoord, 1805 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1806 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1807 ABSINFO_END, 1808 }; 1809 const uint16_t synaptics_absinfo_mt[][4] = { 1810 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1811 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1812 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1813 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1814 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1815 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1816 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1817 ABSINFO_END, 1818 }; 1819 struct evdev_dev *evdev_a; 1820 int error, i, guest_model; 1821 1822 evdev_a = evdev_alloc(); 1823 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1824 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1825 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1826 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1827 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1828 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1829 evdev_set_flag(evdev_a, EVDEV_FLAG_MT_AUTOREL); 1830 if (sc->synhw.capReportsV) 1831 evdev_set_flag(evdev_a, EVDEV_FLAG_MT_TRACK); 1832 1833 evdev_support_event(evdev_a, EV_SYN); 1834 evdev_support_event(evdev_a, EV_KEY); 1835 evdev_support_event(evdev_a, EV_ABS); 1836 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1837 if (sc->synhw.capAdvancedGestures) 1838 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1839 if (sc->synhw.capClickPad) 1840 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1841 if (sc->synhw.capClickPad && sc->synhw.topButtonPad) 1842 evdev_support_prop(evdev_a, INPUT_PROP_TOPBUTTONPAD); 1843 evdev_support_key(evdev_a, BTN_TOUCH); 1844 evdev_support_nfingers(evdev_a, sc->synhw.capReportsV ? 5 : 3); 1845 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1846 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1847 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1848 if (sc->synhw.capPalmDetect) 1849 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 15, 0, 0, 0); 1850 evdev_support_key(evdev_a, BTN_LEFT); 1851 if (!sc->synhw.capClickPad) { 1852 evdev_support_key(evdev_a, BTN_RIGHT); 1853 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1854 evdev_support_key(evdev_a, BTN_MIDDLE); 1855 } 1856 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1857 evdev_support_key(evdev_a, BTN_BACK); 1858 evdev_support_key(evdev_a, BTN_FORWARD); 1859 } 1860 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1861 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1862 evdev_support_key(evdev_a, BTN_0 + i); 1863 1864 error = evdev_register_mtx(evdev_a, &Giant); 1865 if (!error && (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX)) { 1866 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1867 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1868 error = psm_register(dev, guest_model); 1869 } 1870 if (error) 1871 evdev_free(evdev_a); 1872 else 1873 sc->evdev_a = evdev_a; 1874 return (error); 1875 } 1876 1877 static int 1878 psm_register_elantech(device_t dev) 1879 { 1880 struct psm_softc *sc = device_get_softc(dev); 1881 const uint16_t elantech_absinfo[][4] = { 1882 { ABS_X, 0, sc->elanhw.sizex, 1883 sc->elanhw.dpmmx }, 1884 { ABS_Y, 0, sc->elanhw.sizey, 1885 sc->elanhw.dpmmy }, 1886 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1887 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1888 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1889 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1890 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1891 sc->elanhw.dpmmx }, 1892 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1893 sc->elanhw.dpmmy }, 1894 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1895 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1896 sc->elanhw.dptracex, 0 }, 1897 ABSINFO_END, 1898 }; 1899 struct evdev_dev *evdev_a; 1900 int error; 1901 1902 evdev_a = evdev_alloc(); 1903 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1904 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1905 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1906 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1907 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1908 evdev_set_flag(evdev_a, EVDEV_FLAG_MT_AUTOREL); 1909 1910 evdev_support_event(evdev_a, EV_SYN); 1911 evdev_support_event(evdev_a, EV_KEY); 1912 evdev_support_event(evdev_a, EV_ABS); 1913 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1914 if (sc->elanhw.issemimt) 1915 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1916 if (sc->elanhw.isclickpad) 1917 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1918 evdev_support_key(evdev_a, BTN_TOUCH); 1919 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1920 evdev_support_key(evdev_a, BTN_LEFT); 1921 if (!sc->elanhw.isclickpad) 1922 evdev_support_key(evdev_a, BTN_RIGHT); 1923 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1924 1925 error = evdev_register_mtx(evdev_a, &Giant); 1926 if (!error && sc->elanhw.hastrackpoint) 1927 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1928 if (error) 1929 evdev_free(evdev_a); 1930 else 1931 sc->evdev_a = evdev_a; 1932 return (error); 1933 } 1934 #endif 1935 1936 static int 1937 psmattach(device_t dev) 1938 { 1939 struct make_dev_args mda; 1940 int unit = device_get_unit(dev); 1941 struct psm_softc *sc = device_get_softc(dev); 1942 int error; 1943 int rid; 1944 1945 /* Setup initial state */ 1946 sc->state = PSM_VALID; 1947 callout_init(&sc->callout, 0); 1948 callout_init(&sc->softcallout, 0); 1949 1950 /* Setup our interrupt handler */ 1951 rid = KBDC_RID_AUX; 1952 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1953 if (sc->intr == NULL) 1954 return (ENXIO); 1955 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1956 &sc->ih); 1957 if (error) 1958 goto out; 1959 1960 /* Done */ 1961 make_dev_args_init(&mda); 1962 mda.mda_devsw = &psm_cdevsw; 1963 mda.mda_mode = 0666; 1964 mda.mda_si_drv1 = sc; 1965 1966 if ((error = make_dev_s(&mda, &sc->cdev, "psm%d", unit)) != 0) 1967 goto out; 1968 if ((error = make_dev_s(&mda, &sc->bdev, "bpsm%d", unit)) != 0) 1969 goto out; 1970 1971 #ifdef EVDEV_SUPPORT 1972 switch (sc->hw.model) { 1973 case MOUSE_MODEL_SYNAPTICS: 1974 error = psm_register_synaptics(dev); 1975 break; 1976 1977 case MOUSE_MODEL_ELANTECH: 1978 error = psm_register_elantech(dev); 1979 break; 1980 1981 default: 1982 error = psm_register(dev, sc->hw.model); 1983 } 1984 1985 if (error) 1986 goto out; 1987 #endif 1988 1989 /* Some touchpad devices need full reinitialization after suspend. */ 1990 switch (sc->hw.model) { 1991 case MOUSE_MODEL_SYNAPTICS: 1992 case MOUSE_MODEL_GLIDEPOINT: 1993 case MOUSE_MODEL_VERSAPAD: 1994 case MOUSE_MODEL_ELANTECH: 1995 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 1996 break; 1997 default: 1998 if (sc->synhw.infoMajor >= 4 || sc->tphw > 0) 1999 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2000 break; 2001 } 2002 2003 /* Elantech trackpad`s sync bit differs from touchpad`s one */ 2004 if (sc->hw.model == MOUSE_MODEL_ELANTECH && 2005 (sc->elanhw.hascrc || sc->elanhw.hastrackpoint)) { 2006 sc->config |= PSM_CONFIG_NOCHECKSYNC; 2007 sc->flags &= ~PSM_NEED_SYNCBITS; 2008 } 2009 2010 if (!verbose) 2011 device_printf(dev, "model %s, device ID %d\n", 2012 model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 2013 else { 2014 device_printf(dev, "model %s, device ID %d-%02x, %d buttons\n", 2015 model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 2016 sc->hw.hwid >> 8, sc->hw.buttons); 2017 device_printf(dev, "config:%08x, flags:%08x, packet size:%d\n", 2018 sc->config, sc->flags, sc->mode.packetsize); 2019 device_printf(dev, "syncmask:%02x, syncbits:%02x%s\n", 2020 sc->mode.syncmask[0], sc->mode.syncmask[1], 2021 sc->config & PSM_CONFIG_NOCHECKSYNC ? " (sync not checked)" : ""); 2022 } 2023 2024 if (bootverbose) 2025 --verbose; 2026 2027 out: 2028 if (error != 0) { 2029 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2030 if (sc->dev != NULL) 2031 destroy_dev(sc->cdev); 2032 if (sc->bdev != NULL) 2033 destroy_dev(sc->bdev); 2034 } 2035 return (error); 2036 } 2037 2038 static int 2039 psmdetach(device_t dev) 2040 { 2041 struct psm_softc *sc; 2042 int rid; 2043 2044 sc = device_get_softc(dev); 2045 if (sc->state & PSM_OPEN) 2046 return (EBUSY); 2047 2048 #ifdef EVDEV_SUPPORT 2049 evdev_free(sc->evdev_r); 2050 evdev_free(sc->evdev_a); 2051 #endif 2052 2053 rid = KBDC_RID_AUX; 2054 bus_teardown_intr(dev, sc->intr, sc->ih); 2055 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2056 2057 destroy_dev(sc->cdev); 2058 destroy_dev(sc->bdev); 2059 2060 callout_drain(&sc->callout); 2061 callout_drain(&sc->softcallout); 2062 2063 return (0); 2064 } 2065 2066 #ifdef EVDEV_SUPPORT 2067 static int 2068 psm_ev_open_r(struct evdev_dev *evdev) 2069 { 2070 struct psm_softc *sc = evdev_get_softc(evdev); 2071 int err = 0; 2072 2073 /* Get device data */ 2074 if ((sc->state & PSM_VALID) == 0) { 2075 /* the device is no longer valid/functioning */ 2076 return (ENXIO); 2077 } 2078 2079 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2080 err = psmopen(sc); 2081 2082 if (err == 0) 2083 sc->state |= PSM_EV_OPEN_R; 2084 2085 return (err); 2086 } 2087 2088 static int 2089 psm_ev_close_r(struct evdev_dev *evdev) 2090 { 2091 struct psm_softc *sc = evdev_get_softc(evdev); 2092 int err = 0; 2093 2094 sc->state &= ~PSM_EV_OPEN_R; 2095 2096 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2097 return (0); 2098 2099 if (sc->state & PSM_VALID) 2100 err = psmclose(sc); 2101 2102 return (err); 2103 } 2104 2105 static int 2106 psm_ev_open_a(struct evdev_dev *evdev) 2107 { 2108 struct psm_softc *sc = evdev_get_softc(evdev); 2109 int err = 0; 2110 2111 /* Get device data */ 2112 if ((sc->state & PSM_VALID) == 0) { 2113 /* the device is no longer valid/functioning */ 2114 return (ENXIO); 2115 } 2116 2117 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2118 err = psmopen(sc); 2119 2120 if (err == 0) 2121 sc->state |= PSM_EV_OPEN_A; 2122 2123 return (err); 2124 } 2125 2126 static int 2127 psm_ev_close_a(struct evdev_dev *evdev) 2128 { 2129 struct psm_softc *sc = evdev_get_softc(evdev); 2130 int err = 0; 2131 2132 sc->state &= ~PSM_EV_OPEN_A; 2133 2134 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2135 return (0); 2136 2137 if (sc->state & PSM_VALID) 2138 err = psmclose(sc); 2139 2140 return (err); 2141 } 2142 #endif 2143 2144 static int 2145 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2146 { 2147 struct psm_softc *sc; 2148 int err = 0; 2149 2150 /* Get device data */ 2151 sc = dev->si_drv1; 2152 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2153 /* the device is no longer valid/functioning */ 2154 return (ENXIO); 2155 } 2156 2157 /* Disallow multiple opens */ 2158 if (sc->state & PSM_OPEN) 2159 return (EBUSY); 2160 2161 device_busy(sc->dev); 2162 2163 #ifdef EVDEV_SUPPORT 2164 /* Already opened by evdev */ 2165 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2166 #endif 2167 err = psmopen(sc); 2168 2169 if (err == 0) 2170 sc->state |= PSM_OPEN; 2171 else 2172 device_unbusy(sc->dev); 2173 2174 return (err); 2175 } 2176 2177 static int 2178 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2179 { 2180 struct psm_softc *sc; 2181 int err = 0; 2182 2183 /* Get device data */ 2184 sc = dev->si_drv1; 2185 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2186 /* the device is no longer valid/functioning */ 2187 return (ENXIO); 2188 } 2189 2190 #ifdef EVDEV_SUPPORT 2191 /* Still opened by evdev */ 2192 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2193 #endif 2194 err = psmclose(sc); 2195 2196 if (err == 0) { 2197 sc->state &= ~PSM_OPEN; 2198 /* clean up and sigio requests */ 2199 if (sc->async != NULL) { 2200 funsetown(&sc->async); 2201 sc->async = NULL; 2202 } 2203 device_unbusy(sc->dev); 2204 } 2205 2206 return (err); 2207 } 2208 2209 static int 2210 psmopen(struct psm_softc *sc) 2211 { 2212 int command_byte; 2213 int err; 2214 int s; 2215 2216 /* Initialize state */ 2217 sc->mode.level = sc->dflt_mode.level; 2218 sc->mode.protocol = sc->dflt_mode.protocol; 2219 sc->watchdog = FALSE; 2220 sc->async = NULL; 2221 2222 /* flush the event queue */ 2223 sc->queue.count = 0; 2224 sc->queue.head = 0; 2225 sc->queue.tail = 0; 2226 sc->status.flags = 0; 2227 sc->status.button = 0; 2228 sc->status.obutton = 0; 2229 sc->status.dx = 0; 2230 sc->status.dy = 0; 2231 sc->status.dz = 0; 2232 sc->button = 0; 2233 sc->pqueue_start = 0; 2234 sc->pqueue_end = 0; 2235 2236 /* empty input buffer */ 2237 flushpackets(sc); 2238 sc->syncerrors = 0; 2239 sc->pkterrors = 0; 2240 2241 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2242 if (!kbdc_lock(sc->kbdc, TRUE)) 2243 return (EIO); 2244 2245 /* save the current controller command byte */ 2246 s = spltty(); 2247 command_byte = get_controller_command_byte(sc->kbdc); 2248 2249 /* enable the aux port and temporalily disable the keyboard */ 2250 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2251 kbdc_get_device_mask(sc->kbdc), 2252 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2253 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2254 /* CONTROLLER ERROR; do you know how to get out of this? */ 2255 kbdc_lock(sc->kbdc, FALSE); 2256 splx(s); 2257 device_log(sc->dev, LOG_ERR, 2258 "unable to set the command byte (psmopen).\n"); 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 2278 static int 2279 psmclose(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 device_log(sc->dev, LOG_ERR, 2304 "failed to disable the aux int (psmclose).\n"); 2305 /* CONTROLLER ERROR; 2306 * NOTE: we shall force our way through. Because the only 2307 * ill effect we shall see is that we may not be able 2308 * to read ACK from the mouse, and it doesn't matter much 2309 * so long as the mouse will accept the DISABLE command. 2310 */ 2311 } 2312 splx(s); 2313 2314 /* stop the watchdog timer */ 2315 callout_stop(&sc->callout); 2316 2317 /* remove anything left in the output buffer */ 2318 empty_aux_buffer(sc->kbdc, 10); 2319 2320 /* disable the aux device, port and interrupt */ 2321 if (sc->state & PSM_VALID) { 2322 if (!disable_aux_dev(sc->kbdc)) { 2323 /* MOUSE ERROR; 2324 * NOTE: we don't return (error) and continue, 2325 * pretending we have successfully disabled the device. 2326 * It's OK because the interrupt routine will discard 2327 * any data from the mouse hereafter. 2328 */ 2329 device_log(sc->dev, LOG_ERR, 2330 "failed to disable the device (psmclose).\n"); 2331 } 2332 2333 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2334 device_log(sc->dev, LOG_DEBUG, 2335 "failed to get status (psmclose).\n"); 2336 } 2337 2338 if (!set_controller_command_byte(sc->kbdc, 2339 kbdc_get_device_mask(sc->kbdc), 2340 (command_byte & KBD_KBD_CONTROL_BITS) | 2341 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2342 /* 2343 * CONTROLLER ERROR; 2344 * we shall ignore this error; see the above comment. 2345 */ 2346 device_log(sc->dev, LOG_ERR, 2347 "failed to disable the aux port (psmclose).\n"); 2348 } 2349 2350 /* remove anything left in the output buffer */ 2351 empty_aux_buffer(sc->kbdc, 10); 2352 2353 /* close is almost always successful */ 2354 kbdc_lock(sc->kbdc, FALSE); 2355 return (0); 2356 } 2357 2358 static int 2359 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2360 u_char *buf) 2361 { 2362 static u_char butmapps2[8] = { 2363 0, 2364 MOUSE_PS2_BUTTON1DOWN, 2365 MOUSE_PS2_BUTTON2DOWN, 2366 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2367 MOUSE_PS2_BUTTON3DOWN, 2368 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2369 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2370 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2371 MOUSE_PS2_BUTTON3DOWN, 2372 }; 2373 static u_char butmapmsc[8] = { 2374 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2375 MOUSE_MSC_BUTTON3UP, 2376 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2377 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2378 MOUSE_MSC_BUTTON3UP, 2379 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2380 MOUSE_MSC_BUTTON2UP, 2381 MOUSE_MSC_BUTTON1UP, 2382 0, 2383 }; 2384 int mapped; 2385 int i; 2386 2387 if (sc->mode.level == PSM_LEVEL_BASE) { 2388 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2389 if (status->button & MOUSE_BUTTON4DOWN) 2390 mapped |= MOUSE_BUTTON1DOWN; 2391 status->button = mapped; 2392 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2393 i = imax(imin(status->dx, 255), -256); 2394 if (i < 0) 2395 buf[0] |= MOUSE_PS2_XNEG; 2396 buf[1] = i; 2397 i = imax(imin(status->dy, 255), -256); 2398 if (i < 0) 2399 buf[0] |= MOUSE_PS2_YNEG; 2400 buf[2] = i; 2401 return (MOUSE_PS2_PACKETSIZE); 2402 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2403 buf[0] = MOUSE_MSC_SYNC | 2404 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2405 i = imax(imin(status->dx, 255), -256); 2406 buf[1] = i >> 1; 2407 buf[3] = i - buf[1]; 2408 i = imax(imin(status->dy, 255), -256); 2409 buf[2] = i >> 1; 2410 buf[4] = i - buf[2]; 2411 i = imax(imin(status->dz, 127), -128); 2412 buf[5] = (i >> 1) & 0x7f; 2413 buf[6] = (i - (i >> 1)) & 0x7f; 2414 buf[7] = (~status->button >> 3) & 0x7f; 2415 return (MOUSE_SYS_PACKETSIZE); 2416 } 2417 return (pb->inputbytes); 2418 } 2419 2420 static int 2421 psmread(struct cdev *dev, struct uio *uio, int flag) 2422 { 2423 struct psm_softc *sc = dev->si_drv1; 2424 u_char buf[PSM_SMALLBUFSIZE]; 2425 int error = 0; 2426 int s; 2427 int l; 2428 2429 if ((sc->state & PSM_VALID) == 0) 2430 return (EIO); 2431 2432 /* block until mouse activity occurred */ 2433 s = spltty(); 2434 while (sc->queue.count <= 0) { 2435 if (dev != sc->bdev) { 2436 splx(s); 2437 return (EWOULDBLOCK); 2438 } 2439 sc->state |= PSM_ASLP; 2440 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2441 sc->state &= ~PSM_ASLP; 2442 if (error) { 2443 splx(s); 2444 return (error); 2445 } else if ((sc->state & PSM_VALID) == 0) { 2446 /* the device disappeared! */ 2447 splx(s); 2448 return (EIO); 2449 } 2450 } 2451 splx(s); 2452 2453 /* copy data to the user land */ 2454 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2455 s = spltty(); 2456 l = imin(sc->queue.count, uio->uio_resid); 2457 if (l > sizeof(buf)) 2458 l = sizeof(buf); 2459 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2460 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2461 sizeof(sc->queue.buf) - sc->queue.head); 2462 bcopy(&sc->queue.buf[0], 2463 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2464 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2465 } else 2466 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2467 sc->queue.count -= l; 2468 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2469 splx(s); 2470 error = uiomove(buf, l, uio); 2471 if (error) 2472 break; 2473 } 2474 2475 return (error); 2476 } 2477 2478 static int 2479 block_mouse_data(struct psm_softc *sc, int *c) 2480 { 2481 int s; 2482 2483 if (!kbdc_lock(sc->kbdc, TRUE)) 2484 return (EIO); 2485 2486 s = spltty(); 2487 *c = get_controller_command_byte(sc->kbdc); 2488 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2489 kbdc_get_device_mask(sc->kbdc), 2490 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2491 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2492 /* this is CONTROLLER ERROR */ 2493 splx(s); 2494 kbdc_lock(sc->kbdc, FALSE); 2495 return (EIO); 2496 } 2497 2498 /* 2499 * The device may be in the middle of status data transmission. 2500 * The transmission will be interrupted, thus, incomplete status 2501 * data must be discarded. Although the aux interrupt is disabled 2502 * at the keyboard controller level, at most one aux interrupt 2503 * may have already been pending and a data byte is in the 2504 * output buffer; throw it away. Note that the second argument 2505 * to `empty_aux_buffer()' is zero, so that the call will just 2506 * flush the internal queue. 2507 * `psmintr()' will be invoked after `splx()' if an interrupt is 2508 * pending; it will see no data and returns immediately. 2509 */ 2510 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2511 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2512 flushpackets(sc); 2513 splx(s); 2514 2515 return (0); 2516 } 2517 2518 static void 2519 dropqueue(struct psm_softc *sc) 2520 { 2521 2522 sc->queue.count = 0; 2523 sc->queue.head = 0; 2524 sc->queue.tail = 0; 2525 if ((sc->state & PSM_SOFTARMED) != 0) { 2526 sc->state &= ~PSM_SOFTARMED; 2527 callout_stop(&sc->softcallout); 2528 } 2529 sc->pqueue_start = sc->pqueue_end; 2530 } 2531 2532 static void 2533 flushpackets(struct psm_softc *sc) 2534 { 2535 2536 dropqueue(sc); 2537 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2538 } 2539 2540 static int 2541 unblock_mouse_data(struct psm_softc *sc, int c) 2542 { 2543 int error = 0; 2544 2545 /* 2546 * We may have seen a part of status data during `set_mouse_XXX()'. 2547 * they have been queued; flush it. 2548 */ 2549 empty_aux_buffer(sc->kbdc, 0); 2550 2551 /* restore ports and interrupt */ 2552 if (!set_controller_command_byte(sc->kbdc, 2553 kbdc_get_device_mask(sc->kbdc), 2554 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2555 /* 2556 * CONTROLLER ERROR; this is serious, we may have 2557 * been left with the inaccessible keyboard and 2558 * the disabled mouse interrupt. 2559 */ 2560 error = EIO; 2561 } 2562 2563 kbdc_lock(sc->kbdc, FALSE); 2564 return (error); 2565 } 2566 2567 static int 2568 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2569 { 2570 struct psm_softc *sc = dev->si_drv1; 2571 u_char buf[PSM_SMALLBUFSIZE]; 2572 int error = 0, i, l; 2573 2574 if ((sc->state & PSM_VALID) == 0) 2575 return (EIO); 2576 2577 if (sc->mode.level < PSM_LEVEL_NATIVE) 2578 return (ENODEV); 2579 2580 /* copy data from the user land */ 2581 while (uio->uio_resid > 0) { 2582 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2583 error = uiomove(buf, l, uio); 2584 if (error) 2585 break; 2586 for (i = 0; i < l; i++) { 2587 VDLOG(4, sc->dev, LOG_DEBUG, "cmd 0x%x\n", buf[i]); 2588 if (!write_aux_command(sc->kbdc, buf[i])) { 2589 VDLOG(2, sc->dev, LOG_DEBUG, 2590 "cmd 0x%x failed.\n", buf[i]); 2591 return (reinitialize(sc, FALSE)); 2592 } 2593 } 2594 } 2595 2596 return (error); 2597 } 2598 2599 static int 2600 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2601 struct thread *td) 2602 { 2603 struct psm_softc *sc = dev->si_drv1; 2604 mousemode_t mode; 2605 mousestatus_t status; 2606 mousedata_t *data; 2607 int stat[3]; 2608 int command_byte; 2609 int error = 0; 2610 int s; 2611 2612 /* Perform IOCTL command */ 2613 switch (cmd) { 2614 case OLD_MOUSE_GETHWINFO: 2615 s = spltty(); 2616 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2617 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2618 ((old_mousehw_t *)addr)->type = sc->hw.type; 2619 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2620 splx(s); 2621 break; 2622 2623 case MOUSE_GETHWINFO: 2624 s = spltty(); 2625 *(mousehw_t *)addr = sc->hw; 2626 if (sc->mode.level == PSM_LEVEL_BASE) 2627 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2628 splx(s); 2629 break; 2630 2631 case MOUSE_SYN_GETHWINFO: 2632 s = spltty(); 2633 if (sc->synhw.infoMajor >= 4) 2634 *(synapticshw_t *)addr = sc->synhw; 2635 else 2636 error = EINVAL; 2637 splx(s); 2638 break; 2639 2640 case OLD_MOUSE_GETMODE: 2641 s = spltty(); 2642 switch (sc->mode.level) { 2643 case PSM_LEVEL_BASE: 2644 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2645 break; 2646 case PSM_LEVEL_STANDARD: 2647 ((old_mousemode_t *)addr)->protocol = 2648 MOUSE_PROTO_SYSMOUSE; 2649 break; 2650 case PSM_LEVEL_NATIVE: 2651 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2652 break; 2653 } 2654 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2655 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2656 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2657 splx(s); 2658 break; 2659 2660 case MOUSE_GETMODE: 2661 s = spltty(); 2662 *(mousemode_t *)addr = sc->mode; 2663 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2664 ((mousemode_t *)addr)->syncmask[0] = 0; 2665 ((mousemode_t *)addr)->syncmask[1] = 0; 2666 } 2667 ((mousemode_t *)addr)->resolution = 2668 MOUSE_RES_LOW - sc->mode.resolution; 2669 switch (sc->mode.level) { 2670 case PSM_LEVEL_BASE: 2671 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2672 ((mousemode_t *)addr)->packetsize = 2673 MOUSE_PS2_PACKETSIZE; 2674 break; 2675 case PSM_LEVEL_STANDARD: 2676 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2677 ((mousemode_t *)addr)->packetsize = 2678 MOUSE_SYS_PACKETSIZE; 2679 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2680 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2681 break; 2682 case PSM_LEVEL_NATIVE: 2683 /* FIXME: this isn't quite correct... XXX */ 2684 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2685 break; 2686 } 2687 splx(s); 2688 break; 2689 2690 case OLD_MOUSE_SETMODE: 2691 case MOUSE_SETMODE: 2692 if (cmd == OLD_MOUSE_SETMODE) { 2693 mode.rate = ((old_mousemode_t *)addr)->rate; 2694 /* 2695 * resolution old I/F new I/F 2696 * default 0 0 2697 * low 1 -2 2698 * medium low 2 -3 2699 * medium high 3 -4 2700 * high 4 -5 2701 */ 2702 if (((old_mousemode_t *)addr)->resolution > 0) 2703 mode.resolution = 2704 -((old_mousemode_t *)addr)->resolution - 1; 2705 else 2706 mode.resolution = 0; 2707 mode.accelfactor = 2708 ((old_mousemode_t *)addr)->accelfactor; 2709 mode.level = -1; 2710 } else 2711 mode = *(mousemode_t *)addr; 2712 2713 /* adjust and validate parameters. */ 2714 if (mode.rate > UCHAR_MAX) 2715 return (EINVAL); 2716 if (mode.rate == 0) 2717 mode.rate = sc->dflt_mode.rate; 2718 else if (mode.rate == -1) 2719 /* don't change the current setting */ 2720 ; 2721 else if (mode.rate < 0) 2722 return (EINVAL); 2723 if (mode.resolution >= UCHAR_MAX) 2724 return (EINVAL); 2725 if (mode.resolution >= 200) 2726 mode.resolution = MOUSE_RES_HIGH; 2727 else if (mode.resolution >= 100) 2728 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2729 else if (mode.resolution >= 50) 2730 mode.resolution = MOUSE_RES_MEDIUMLOW; 2731 else if (mode.resolution > 0) 2732 mode.resolution = MOUSE_RES_LOW; 2733 if (mode.resolution == MOUSE_RES_DEFAULT) 2734 mode.resolution = sc->dflt_mode.resolution; 2735 else if (mode.resolution == -1) 2736 /* don't change the current setting */ 2737 ; 2738 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2739 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2740 if (mode.level == -1) 2741 /* don't change the current setting */ 2742 mode.level = sc->mode.level; 2743 else if ((mode.level < PSM_LEVEL_MIN) || 2744 (mode.level > PSM_LEVEL_MAX)) 2745 return (EINVAL); 2746 if (mode.accelfactor == -1) 2747 /* don't change the current setting */ 2748 mode.accelfactor = sc->mode.accelfactor; 2749 else if (mode.accelfactor < 0) 2750 return (EINVAL); 2751 2752 /* don't allow anybody to poll the keyboard controller */ 2753 error = block_mouse_data(sc, &command_byte); 2754 if (error) 2755 return (error); 2756 2757 /* set mouse parameters */ 2758 if (mode.rate > 0) 2759 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2760 mode.rate); 2761 if (mode.resolution >= 0) 2762 mode.resolution = 2763 set_mouse_resolution(sc->kbdc, mode.resolution); 2764 set_mouse_scaling(sc->kbdc, 1); 2765 get_mouse_status(sc->kbdc, stat, 0, 3); 2766 2767 s = spltty(); 2768 sc->mode.rate = mode.rate; 2769 sc->mode.resolution = mode.resolution; 2770 sc->mode.accelfactor = mode.accelfactor; 2771 sc->mode.level = mode.level; 2772 splx(s); 2773 2774 unblock_mouse_data(sc, command_byte); 2775 break; 2776 2777 case MOUSE_GETLEVEL: 2778 *(int *)addr = sc->mode.level; 2779 break; 2780 2781 case MOUSE_SETLEVEL: 2782 if ((*(int *)addr < PSM_LEVEL_MIN) || 2783 (*(int *)addr > PSM_LEVEL_MAX)) 2784 return (EINVAL); 2785 sc->mode.level = *(int *)addr; 2786 break; 2787 2788 case MOUSE_GETSTATUS: 2789 s = spltty(); 2790 status = sc->status; 2791 sc->status.flags = 0; 2792 sc->status.obutton = sc->status.button; 2793 sc->status.button = 0; 2794 sc->status.dx = 0; 2795 sc->status.dy = 0; 2796 sc->status.dz = 0; 2797 splx(s); 2798 *(mousestatus_t *)addr = status; 2799 break; 2800 2801 case MOUSE_READSTATE: 2802 case MOUSE_READDATA: 2803 data = (mousedata_t *)addr; 2804 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2805 return (EINVAL); 2806 2807 error = block_mouse_data(sc, &command_byte); 2808 if (error) 2809 return (error); 2810 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2811 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2812 error = EIO; 2813 unblock_mouse_data(sc, command_byte); 2814 break; 2815 2816 #if (defined(MOUSE_SETRESOLUTION)) 2817 case MOUSE_SETRESOLUTION: 2818 mode.resolution = *(int *)addr; 2819 if (mode.resolution >= UCHAR_MAX) 2820 return (EINVAL); 2821 else if (mode.resolution >= 200) 2822 mode.resolution = MOUSE_RES_HIGH; 2823 else if (mode.resolution >= 100) 2824 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2825 else if (mode.resolution >= 50) 2826 mode.resolution = MOUSE_RES_MEDIUMLOW; 2827 else if (mode.resolution > 0) 2828 mode.resolution = MOUSE_RES_LOW; 2829 if (mode.resolution == MOUSE_RES_DEFAULT) 2830 mode.resolution = sc->dflt_mode.resolution; 2831 else if (mode.resolution == -1) 2832 mode.resolution = sc->mode.resolution; 2833 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2834 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2835 2836 error = block_mouse_data(sc, &command_byte); 2837 if (error) 2838 return (error); 2839 sc->mode.resolution = 2840 set_mouse_resolution(sc->kbdc, mode.resolution); 2841 if (sc->mode.resolution != mode.resolution) 2842 error = EIO; 2843 unblock_mouse_data(sc, command_byte); 2844 break; 2845 #endif /* MOUSE_SETRESOLUTION */ 2846 2847 #if (defined(MOUSE_SETRATE)) 2848 case MOUSE_SETRATE: 2849 mode.rate = *(int *)addr; 2850 if (mode.rate > UCHAR_MAX) 2851 return (EINVAL); 2852 if (mode.rate == 0) 2853 mode.rate = sc->dflt_mode.rate; 2854 else if (mode.rate < 0) 2855 mode.rate = sc->mode.rate; 2856 2857 error = block_mouse_data(sc, &command_byte); 2858 if (error) 2859 return (error); 2860 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2861 if (sc->mode.rate != mode.rate) 2862 error = EIO; 2863 unblock_mouse_data(sc, command_byte); 2864 break; 2865 #endif /* MOUSE_SETRATE */ 2866 2867 #if (defined(MOUSE_SETSCALING)) 2868 case MOUSE_SETSCALING: 2869 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2870 return (EINVAL); 2871 2872 error = block_mouse_data(sc, &command_byte); 2873 if (error) 2874 return (error); 2875 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2876 error = EIO; 2877 unblock_mouse_data(sc, command_byte); 2878 break; 2879 #endif /* MOUSE_SETSCALING */ 2880 2881 #if (defined(MOUSE_GETHWID)) 2882 case MOUSE_GETHWID: 2883 error = block_mouse_data(sc, &command_byte); 2884 if (error) 2885 return (error); 2886 sc->hw.hwid &= ~0x00ff; 2887 sc->hw.hwid |= get_aux_id(sc->kbdc); 2888 *(int *)addr = sc->hw.hwid & 0x00ff; 2889 unblock_mouse_data(sc, command_byte); 2890 break; 2891 #endif /* MOUSE_GETHWID */ 2892 2893 case FIONBIO: 2894 case FIOASYNC: 2895 break; 2896 case FIOSETOWN: 2897 error = fsetown(*(int *)addr, &sc->async); 2898 break; 2899 case FIOGETOWN: 2900 *(int *) addr = fgetown(&sc->async); 2901 break; 2902 default: 2903 return (ENOTTY); 2904 } 2905 2906 return (error); 2907 } 2908 2909 static void 2910 psmtimeout(void *arg) 2911 { 2912 struct psm_softc *sc; 2913 int s; 2914 2915 sc = (struct psm_softc *)arg; 2916 s = spltty(); 2917 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2918 VDLOG(6, sc->dev, LOG_DEBUG, "lost interrupt?\n"); 2919 psmintr(sc); 2920 kbdc_lock(sc->kbdc, FALSE); 2921 } 2922 sc->watchdog = TRUE; 2923 splx(s); 2924 callout_reset(&sc->callout, hz, psmtimeout, sc); 2925 } 2926 2927 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2928 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 2929 "ps/2 mouse"); 2930 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 2931 "ps/2 mouse"); 2932 2933 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2934 "Verbosity level"); 2935 2936 static int psmhz = 20; 2937 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2938 "Frequency of the softcallout (in hz)"); 2939 static int psmerrsecs = 2; 2940 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2941 "Number of seconds during which packets will dropped after a sync error"); 2942 static int psmerrusecs = 0; 2943 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2944 "Microseconds to add to psmerrsecs"); 2945 static int psmsecs = 0; 2946 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2947 "Max number of seconds between soft interrupts"); 2948 static int psmusecs = 500000; 2949 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2950 "Microseconds to add to psmsecs"); 2951 static int pkterrthresh = 2; 2952 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2953 "Number of error packets allowed before reinitializing the mouse"); 2954 2955 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2956 "Enable tap and drag gestures"); 2957 static int tap_threshold = PSM_TAP_THRESHOLD; 2958 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2959 "Button tap threshold"); 2960 static int tap_timeout = PSM_TAP_TIMEOUT; 2961 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2962 "Tap timeout for touchpads"); 2963 2964 /* Tunables */ 2965 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2966 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2967 2968 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2969 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2970 2971 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2972 &elantech_support, 0, "Enable support for Elantech touchpads"); 2973 2974 SYSCTL_INT(_hw_psm, OID_AUTO, mux_disabled, CTLFLAG_RDTUN, 2975 &mux_disabled, 0, "Disable active multiplexing"); 2976 2977 static void 2978 psmintr(void *arg) 2979 { 2980 struct psm_softc *sc = arg; 2981 struct timeval now; 2982 int c; 2983 packetbuf_t *pb; 2984 2985 if (aux_mux_is_enabled(sc->kbdc)) 2986 VLOG(2, (LOG_DEBUG, "psmintr: active multiplexing mode is not " 2987 "supported!\n")); 2988 2989 /* read until there is nothing to read */ 2990 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 2991 pb = &sc->pqueue[sc->pqueue_end]; 2992 2993 /* discard the byte if the device is not open */ 2994 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2995 continue; 2996 2997 getmicrouptime(&now); 2998 if ((pb->inputbytes > 0) && 2999 timevalcmp(&now, &sc->inputtimeout, >)) { 3000 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 3001 "resetting byte count\n")); 3002 pb->inputbytes = 0; 3003 sc->syncerrors = 0; 3004 sc->pkterrors = 0; 3005 } 3006 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 3007 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 3008 timevaladd(&sc->inputtimeout, &now); 3009 3010 pb->ipacket[pb->inputbytes++] = c; 3011 3012 if (sc->mode.level == PSM_LEVEL_NATIVE) { 3013 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 3014 sc->syncerrors = 0; 3015 sc->pkterrors = 0; 3016 goto next; 3017 } else { 3018 if (pb->inputbytes < sc->mode.packetsize) 3019 continue; 3020 3021 VLOG(4, (LOG_DEBUG, 3022 "psmintr: %02x %02x %02x %02x %02x %02x\n", 3023 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3024 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3025 } 3026 3027 c = pb->ipacket[0]; 3028 3029 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 3030 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 3031 sc->flags &= ~PSM_NEED_SYNCBITS; 3032 VLOG(2, (LOG_DEBUG, 3033 "psmintr: Sync bytes now %04x,%04x\n", 3034 sc->mode.syncmask[0], sc->mode.syncmask[1])); 3035 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 3036 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 3037 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 3038 "(%04x != %04x) %d cmds since last error.\n", 3039 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 3040 sc->cmdcount - sc->lasterr)); 3041 sc->lasterr = sc->cmdcount; 3042 /* 3043 * The sync byte test is a weak measure of packet 3044 * validity. Conservatively discard any input yet 3045 * to be seen by userland when we detect a sync 3046 * error since there is a good chance some of 3047 * the queued packets have undetected errors. 3048 */ 3049 dropqueue(sc); 3050 if (sc->syncerrors == 0) 3051 sc->pkterrors++; 3052 ++sc->syncerrors; 3053 sc->lastinputerr = now; 3054 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3055 sc->pkterrors >= pkterrthresh) { 3056 /* 3057 * If we've failed to find a single sync byte 3058 * in 2 packets worth of data, or we've seen 3059 * persistent packet errors during the 3060 * validation period, reinitialize the mouse 3061 * in hopes of returning it to the expected 3062 * mode. 3063 */ 3064 VLOG(3, (LOG_DEBUG, 3065 "psmintr: reset the mouse.\n")); 3066 reinitialize(sc, TRUE); 3067 } else if (sc->syncerrors == sc->mode.packetsize) { 3068 /* 3069 * Try a soft reset after searching for a sync 3070 * byte through a packet length of bytes. 3071 */ 3072 VLOG(3, (LOG_DEBUG, 3073 "psmintr: re-enable the mouse.\n")); 3074 pb->inputbytes = 0; 3075 disable_aux_dev(sc->kbdc); 3076 enable_aux_dev(sc->kbdc); 3077 } else { 3078 VLOG(3, (LOG_DEBUG, 3079 "psmintr: discard a byte (%d)\n", 3080 sc->syncerrors)); 3081 pb->inputbytes--; 3082 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3083 pb->inputbytes); 3084 } 3085 continue; 3086 } 3087 3088 /* 3089 * We have what appears to be a valid packet. 3090 * Reset the error counters. 3091 */ 3092 sc->syncerrors = 0; 3093 3094 /* 3095 * Drop even good packets if they occur within a timeout 3096 * period of a sync error. This allows the detection of 3097 * a change in the mouse's packet mode without exposing 3098 * erratic mouse behavior to the user. Some KVMs forget 3099 * enhanced mouse modes during switch events. 3100 */ 3101 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3102 &now)) { 3103 pb->inputbytes = 0; 3104 continue; 3105 } 3106 3107 /* 3108 * Now that we're out of the validation period, reset 3109 * the packet error count. 3110 */ 3111 sc->pkterrors = 0; 3112 3113 sc->cmdcount++; 3114 next: 3115 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3116 sc->pqueue_end = 0; 3117 /* 3118 * If we've filled the queue then call the softintr ourselves, 3119 * otherwise schedule the interrupt for later. 3120 * Do not postpone interrupts for absolute devices as it 3121 * affects tap detection timings. 3122 */ 3123 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS || 3124 sc->hw.model == MOUSE_MODEL_ELANTECH || 3125 !timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3126 (sc->pqueue_end == sc->pqueue_start)) { 3127 if ((sc->state & PSM_SOFTARMED) != 0) { 3128 sc->state &= ~PSM_SOFTARMED; 3129 callout_stop(&sc->softcallout); 3130 } 3131 psmsoftintr(arg); 3132 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3133 sc->state |= PSM_SOFTARMED; 3134 callout_reset(&sc->softcallout, 3135 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3136 } 3137 } 3138 } 3139 3140 static void 3141 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3142 int *x, int *y, int *z) 3143 { 3144 3145 /* 3146 * PS2++ protocol packet 3147 * 3148 * b7 b6 b5 b4 b3 b2 b1 b0 3149 * byte 1: * 1 p3 p2 1 * * * 3150 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3151 * 3152 * p3-p0: packet type 3153 * c1, c2: c1 & c2 == 1, if p2 == 0 3154 * c1 & c2 == 0, if p2 == 1 3155 * 3156 * packet type: 0 (device type) 3157 * See comments in enable_mmanplus() below. 3158 * 3159 * packet type: 1 (wheel data) 3160 * 3161 * b7 b6 b5 b4 b3 b2 b1 b0 3162 * byte 3: h * B5 B4 s d2 d1 d0 3163 * 3164 * h: 1, if horizontal roller data 3165 * 0, if vertical roller data 3166 * B4, B5: button 4 and 5 3167 * s: sign bit 3168 * d2-d0: roller data 3169 * 3170 * packet type: 2 (reserved) 3171 */ 3172 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3173 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3174 /* 3175 * the extended data packet encodes button 3176 * and wheel events 3177 */ 3178 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3179 case 1: 3180 /* wheel data packet */ 3181 *x = *y = 0; 3182 if (pb->ipacket[2] & 0x80) { 3183 /* XXX horizontal roller count - ignore it */ 3184 ; 3185 } else { 3186 /* vertical roller count */ 3187 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3188 (pb->ipacket[2] & 0x0f) - 16 : 3189 (pb->ipacket[2] & 0x0f); 3190 } 3191 ms->button |= (pb->ipacket[2] & 3192 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3193 MOUSE_BUTTON4DOWN : 0; 3194 ms->button |= (pb->ipacket[2] & 3195 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3196 MOUSE_BUTTON5DOWN : 0; 3197 break; 3198 case 2: 3199 /* 3200 * this packet type is reserved by 3201 * Logitech... 3202 */ 3203 /* 3204 * IBM ScrollPoint Mouse uses this 3205 * packet type to encode both vertical 3206 * and horizontal scroll movement. 3207 */ 3208 *x = *y = 0; 3209 /* horizontal count */ 3210 if (pb->ipacket[2] & 0x0f) 3211 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3212 -2 : 2; 3213 /* vertical count */ 3214 if (pb->ipacket[2] & 0xf0) 3215 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3216 -1 : 1; 3217 break; 3218 case 0: 3219 /* device type packet - shouldn't happen */ 3220 /* FALLTHROUGH */ 3221 default: 3222 *x = *y = 0; 3223 ms->button = ms->obutton; 3224 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3225 "type %d: 0x%02x 0x%02x 0x%02x\n", 3226 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3227 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3228 break; 3229 } 3230 } else { 3231 /* preserve button states */ 3232 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3233 } 3234 } 3235 3236 static int 3237 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3238 int *x, int *y, int *z) 3239 { 3240 static int touchpad_buttons; 3241 static int guest_buttons; 3242 static int ew_finger_count; 3243 static finger_t f[PSM_FINGERS]; 3244 int w, id, nfingers, palm, ewcode, extended_buttons, clickpad_pressed; 3245 3246 extended_buttons = 0; 3247 3248 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3249 * 3250 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3251 * ------------------------------------------------ 3252 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3253 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3254 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3255 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3256 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3257 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3258 * 3259 * Legend: 3260 * L: left physical mouse button 3261 * R: right physical mouse button 3262 * D: down button 3263 * U: up button 3264 * W: "wrist" value 3265 * X: x position 3266 * Y: y position 3267 * Z: pressure 3268 * 3269 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3270 * 3271 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3272 * ------------------------------------------------------ 3273 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3274 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3275 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3276 * 3277 * Legend: 3278 * M: Middle physical mouse button 3279 * E: Extended mouse buttons reported instead of low bits of X and Y 3280 * b1-b8: Extended mouse buttons 3281 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3282 * 4 and 5, for reading X and Y value they should be zeroed. 3283 * 3284 * Absolute reportable limits: 0 - 6143. 3285 * Typical bezel limits: 1472 - 5472. 3286 * Typical edge marings: 1632 - 5312. 3287 * 3288 * w = 3 Passthrough Packet 3289 * 3290 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3291 */ 3292 3293 if (!synaptics_support) 3294 return (0); 3295 3296 /* Sanity check for out of sync packets. */ 3297 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3298 (pb->ipacket[3] & 0xc8) != 0xc0) 3299 return (-1); 3300 3301 *x = *y = 0; 3302 ms->button = ms->obutton; 3303 3304 /* 3305 * Pressure value. 3306 * Interpretation: 3307 * z = 0 No finger contact 3308 * z = 10 Finger hovering near the pad 3309 * z = 30 Very light finger contact 3310 * z = 80 Normal finger contact 3311 * z = 110 Very heavy finger contact 3312 * z = 200 Finger lying flat on pad surface 3313 * z = 255 Maximum reportable Z 3314 */ 3315 *z = pb->ipacket[2]; 3316 3317 /* 3318 * Finger width value 3319 * Interpretation: 3320 * w = 0 Two finger on the pad (capMultiFinger needed) 3321 * w = 1 Three or more fingers (capMultiFinger needed) 3322 * w = 2 Pen (instead of finger) (capPen needed) 3323 * w = 3 Reserved (passthrough?) 3324 * w = 4-7 Finger of normal width (capPalmDetect needed) 3325 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3326 * w = 15 Maximum reportable width (capPalmDetect needed) 3327 */ 3328 /* XXX Is checking capExtended enough? */ 3329 if (sc->synhw.capExtended) 3330 w = ((pb->ipacket[0] & 0x30) >> 2) | 3331 ((pb->ipacket[0] & 0x04) >> 1) | 3332 ((pb->ipacket[3] & 0x04) >> 2); 3333 else { 3334 /* Assume a finger of regular width. */ 3335 w = 4; 3336 } 3337 3338 switch (w) { 3339 case 3: 3340 /* 3341 * Handle packets from the guest device. See: 3342 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3343 */ 3344 if (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX) { 3345 *x = ((pb->ipacket[1] & 0x10) ? 3346 pb->ipacket[4] - 256 : pb->ipacket[4]); 3347 *y = ((pb->ipacket[1] & 0x20) ? 3348 pb->ipacket[5] - 256 : pb->ipacket[5]); 3349 *z = 0; 3350 3351 guest_buttons = 0; 3352 if (pb->ipacket[1] & 0x01) 3353 guest_buttons |= MOUSE_BUTTON1DOWN; 3354 if (pb->ipacket[1] & 0x04) 3355 guest_buttons |= MOUSE_BUTTON2DOWN; 3356 if (pb->ipacket[1] & 0x02) 3357 guest_buttons |= MOUSE_BUTTON3DOWN; 3358 #ifdef EVDEV_SUPPORT 3359 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3360 evdev_push_rel(sc->evdev_r, REL_X, *x); 3361 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3362 evdev_push_mouse_btn(sc->evdev_r, 3363 guest_buttons | sc->extended_buttons); 3364 evdev_sync(sc->evdev_r); 3365 } 3366 #endif 3367 ms->button = touchpad_buttons | guest_buttons | 3368 sc->extended_buttons; 3369 } 3370 goto SYNAPTICS_END; 3371 3372 case 2: 3373 /* Handle Extended W mode packets */ 3374 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3375 #if PSM_FINGERS > 1 3376 switch (ewcode) { 3377 case 1: 3378 /* Secondary finger */ 3379 if (sc->synhw.capAdvancedGestures) 3380 f[1] = (finger_t) { 3381 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3382 pb->ipacket[1]) << 1, 3383 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3384 pb->ipacket[2]) << 1, 3385 .p = ((pb->ipacket[3] & 0x30) | 3386 (pb->ipacket[5] & 0x0f)) << 1, 3387 .w = PSM_FINGER_DEFAULT_W, 3388 .flags = PSM_FINGER_FUZZY, 3389 }; 3390 else if (sc->synhw.capReportsV) 3391 f[1] = (finger_t) { 3392 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3393 (pb->ipacket[1] & 0xfe)) << 1, 3394 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3395 (pb->ipacket[2] & 0xfe)) << 1, 3396 .p = ((pb->ipacket[3] & 0x30) | 3397 (pb->ipacket[5] & 0x0e)) << 1, 3398 .w = (((pb->ipacket[5] & 0x01) << 2) | 3399 ((pb->ipacket[2] & 0x01) << 1) | 3400 (pb->ipacket[1] & 0x01)) + 8, 3401 .flags = PSM_FINGER_FUZZY, 3402 }; 3403 break; 3404 case 2: 3405 ew_finger_count = pb->ipacket[1] & 0x0f; 3406 default: 3407 break; 3408 } 3409 #endif 3410 goto SYNAPTICS_END; 3411 3412 case 1: 3413 if (sc->synhw.capReportsV && ew_finger_count > 3) { 3414 nfingers = ew_finger_count; 3415 break; 3416 } 3417 /* FALLTHROUGH */ 3418 case 0: 3419 nfingers = w + 2; 3420 break; 3421 3422 default: 3423 nfingers = 1; 3424 } 3425 3426 if (sc->syninfo.touchpad_off) 3427 goto SYNAPTICS_END; 3428 3429 /* Button presses */ 3430 touchpad_buttons = 0; 3431 if (pb->ipacket[0] & 0x01) 3432 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3433 if (pb->ipacket[0] & 0x02) 3434 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3435 3436 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3437 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3438 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3439 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3440 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3441 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3442 !sc->synhw.capClickPad) { 3443 /* Middle Button */ 3444 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3445 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3446 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3447 /* Extended Buttons */ 3448 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3449 if (sc->syninfo.directional_scrolls) { 3450 if (pb->ipacket[4] & 0x01) 3451 extended_buttons |= MOUSE_BUTTON4DOWN; 3452 if (pb->ipacket[5] & 0x01) 3453 extended_buttons |= MOUSE_BUTTON5DOWN; 3454 if (pb->ipacket[4] & 0x02) 3455 extended_buttons |= MOUSE_BUTTON6DOWN; 3456 if (pb->ipacket[5] & 0x02) 3457 extended_buttons |= MOUSE_BUTTON7DOWN; 3458 } else { 3459 if (pb->ipacket[4] & 0x01) 3460 extended_buttons |= MOUSE_BUTTON1DOWN; 3461 if (pb->ipacket[5] & 0x01) 3462 extended_buttons |= MOUSE_BUTTON3DOWN; 3463 if (pb->ipacket[4] & 0x02) 3464 extended_buttons |= MOUSE_BUTTON2DOWN; 3465 sc->extended_buttons = extended_buttons; 3466 } 3467 3468 /* 3469 * Zero out bits used by extended buttons to avoid 3470 * misinterpretation of the data absolute position. 3471 * 3472 * The bits represented by 3473 * 3474 * (nExtendedButtons + 1) >> 1 3475 * 3476 * will be masked out in both bytes. 3477 * The mask for n bits is computed with the formula 3478 * 3479 * (1 << n) - 1 3480 */ 3481 int maskedbits = 0; 3482 int mask = 0; 3483 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3484 mask = (1 << maskedbits) - 1; 3485 #ifdef EVDEV_SUPPORT 3486 int i; 3487 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3488 if (sc->synhw.capPassthrough) { 3489 evdev_push_mouse_btn(sc->evdev_r, 3490 extended_buttons); 3491 evdev_sync(sc->evdev_r); 3492 } 3493 for (i = 0; i < maskedbits; i++) { 3494 evdev_push_key(sc->evdev_a, 3495 BTN_0 + i * 2, 3496 pb->ipacket[4] & (1 << i)); 3497 evdev_push_key(sc->evdev_a, 3498 BTN_0 + i * 2 + 1, 3499 pb->ipacket[5] & (1 << i)); 3500 } 3501 } 3502 #endif 3503 pb->ipacket[4] &= ~(mask); 3504 pb->ipacket[5] &= ~(mask); 3505 } else if (!sc->syninfo.directional_scrolls && 3506 !sc->gesture.in_vscroll) { 3507 /* 3508 * Keep reporting MOUSE DOWN until we get a new packet 3509 * indicating otherwise. 3510 */ 3511 extended_buttons |= sc->extended_buttons; 3512 } 3513 } 3514 3515 if (sc->synhw.capReportsV && nfingers > 1) 3516 f[0] = (finger_t) { 3517 .x = ((pb->ipacket[3] & 0x10) << 8) | 3518 ((pb->ipacket[1] & 0x0f) << 8) | 3519 (pb->ipacket[4] & 0xfd), 3520 .y = ((pb->ipacket[3] & 0x20) << 7) | 3521 ((pb->ipacket[1] & 0xf0) << 4) | 3522 (pb->ipacket[5] & 0xfd), 3523 .p = *z & 0xfe, 3524 .w = (((pb->ipacket[2] & 0x01) << 2) | 3525 (pb->ipacket[5] & 0x02) | 3526 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3527 .flags = PSM_FINGER_FUZZY, 3528 }; 3529 else 3530 f[0] = (finger_t) { 3531 .x = ((pb->ipacket[3] & 0x10) << 8) | 3532 ((pb->ipacket[1] & 0x0f) << 8) | 3533 pb->ipacket[4], 3534 .y = ((pb->ipacket[3] & 0x20) << 7) | 3535 ((pb->ipacket[1] & 0xf0) << 4) | 3536 pb->ipacket[5], 3537 .p = *z, 3538 .w = w, 3539 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3540 }; 3541 3542 /* Ignore hovering and unmeasurable touches */ 3543 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3544 nfingers = 0; 3545 3546 /* Handle ClickPad */ 3547 if (sc->synhw.capClickPad) { 3548 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3549 if (sc->synhw.forcePad) { 3550 /* 3551 * Forcepads erroneously report button click if there 3552 * are 2 or more fingers on the touchpad breaking 3553 * multifinger gestures. To workaround this start 3554 * reporting a click only after 4 consecutive single 3555 * touch packets has been received. 3556 * Skip these packets in case more contacts appear. 3557 */ 3558 switch (nfingers) { 3559 case 0: 3560 sc->fpcount = 0; 3561 break; 3562 case 1: 3563 if (clickpad_pressed && sc->fpcount < INT_MAX) 3564 ++sc->fpcount; 3565 /* FALLTHROUGH */ 3566 default: 3567 if (!clickpad_pressed) 3568 sc->fpcount = 0; 3569 if (sc->fpcount >= sc->syninfo.window_min) 3570 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3571 } 3572 } else if (clickpad_pressed) 3573 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3574 } 3575 3576 for (id = 0; id < PSM_FINGERS; id++) 3577 if (id >= nfingers) 3578 PSM_FINGER_RESET(f[id]); 3579 3580 #ifdef EVDEV_SUPPORT 3581 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3582 for (id = 0; id < PSM_FINGERS; id++) 3583 if (PSM_FINGER_IS_SET(f[id])) 3584 psm_push_mt_finger(sc, id, &f[id]); 3585 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3586 evdev_push_nfingers(sc->evdev_a, nfingers); 3587 if (nfingers > 0) 3588 psm_push_st_finger(sc, &f[0]); 3589 else 3590 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3591 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3592 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3593 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3594 touchpad_buttons & MOUSE_BUTTON4DOWN); 3595 evdev_push_key(sc->evdev_a, BTN_BACK, 3596 touchpad_buttons & MOUSE_BUTTON5DOWN); 3597 } 3598 evdev_sync(sc->evdev_a); 3599 } 3600 #endif 3601 3602 ms->button = touchpad_buttons; 3603 3604 palm = psmpalmdetect(sc, &f[0], nfingers); 3605 3606 /* Palm detection doesn't terminate the current action. */ 3607 if (!palm) 3608 psmgestures(sc, &f[0], nfingers, ms); 3609 3610 for (id = 0; id < PSM_FINGERS; id++) 3611 psmsmoother(sc, &f[id], id, ms, x, y); 3612 3613 if (palm) { 3614 *x = *y = *z = 0; 3615 ms->button = ms->obutton; 3616 return (0); 3617 } 3618 3619 ms->button |= extended_buttons | guest_buttons; 3620 3621 SYNAPTICS_END: 3622 /* 3623 * Use the extra buttons as a scrollwheel 3624 * 3625 * XXX X.Org uses the Z axis for vertical wheel only, 3626 * whereas moused(8) understands special values to differ 3627 * vertical and horizontal wheels. 3628 * 3629 * xf86-input-mouse needs therefore a small patch to 3630 * understand these special values. Without it, the 3631 * horizontal wheel acts as a vertical wheel in X.Org. 3632 * 3633 * That's why the horizontal wheel is disabled by 3634 * default for now. 3635 */ 3636 if (ms->button & MOUSE_BUTTON4DOWN) 3637 *z = -1; 3638 else if (ms->button & MOUSE_BUTTON5DOWN) 3639 *z = 1; 3640 else if (ms->button & MOUSE_BUTTON6DOWN) 3641 *z = -2; 3642 else if (ms->button & MOUSE_BUTTON7DOWN) 3643 *z = 2; 3644 else 3645 *z = 0; 3646 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3647 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3648 3649 return (0); 3650 } 3651 3652 static int 3653 proc_synaptics_mux(struct psm_softc *sc, packetbuf_t *pb) 3654 { 3655 int butt; 3656 3657 /* 3658 * Convert 3-byte interleaved mixture of Synaptics and generic mouse 3659 * packets into plain 6-byte Synaptics packet protocol. 3660 * While in hidden multiplexing mode KBC does some editing of the 3661 * packet stream. It remembers the button bits from the last packet 3662 * received from each device, and replaces the button bits of every 3663 * packet with the logical OR of all devices’ most recent button bits. 3664 * This button crosstalk should be filtered out as Synaptics and 3665 * generic mouse encode middle button presses in a different way. 3666 */ 3667 switch (pb->ipacket[0] & 0xc0) { 3668 case 0x80: /* First 3 bytes of Synaptics packet */ 3669 bcopy(pb->ipacket, sc->muxsave, 3); 3670 /* Compute middle mouse button supression timeout. */ 3671 sc->muxmidtimeout.tv_sec = 0; 3672 sc->muxmidtimeout.tv_usec = 50000; /* ~2-3 ints */ 3673 timevaladd(&sc->muxmidtimeout, &sc->lastsoftintr); 3674 return (1); 3675 3676 case 0xc0: /* Second 3 bytes of Synaptics packet */ 3677 /* Join two 3-bytes absolute packets */ 3678 bcopy(pb->ipacket, pb->ipacket + 3, 3); 3679 bcopy(sc->muxsave, pb->ipacket, 3); 3680 /* Prefer trackpoint buttons over touchpad's */ 3681 pb->ipacket[0] &= ~(0x08 | sc->muxmsbuttons); 3682 pb->ipacket[3] &= ~(0x08 | sc->muxmsbuttons); 3683 butt = (pb->ipacket[3] & 0x03) << 2 | (pb->ipacket[0] & 0x03); 3684 /* Add hysteresis to remove spurious middle button events */ 3685 if (butt != sc->muxtpbuttons && sc->fpcount < 1) { 3686 pb->ipacket[0] &= 0xfc; 3687 pb->ipacket[0] |= sc->muxtpbuttons & 0x03; 3688 pb->ipacket[3] &= 0xfc; 3689 pb->ipacket[3] |= sc->muxtpbuttons >> 2 & 0x03; 3690 ++sc->fpcount; 3691 } else { 3692 sc->fpcount = 0; 3693 sc->muxtpbuttons = butt; 3694 } 3695 /* Filter out impossible w induced by middle trackpoint btn */ 3696 if (sc->synhw.capExtended && !sc->synhw.capPassthrough && 3697 (pb->ipacket[0] & 0x34) == 0x04 && 3698 (pb->ipacket[3] & 0x04) == 0x04) { 3699 pb->ipacket[0] &= 0xfb; 3700 pb->ipacket[3] &= 0xfb; 3701 } 3702 sc->muxsave[0] &= 0x30; 3703 break; 3704 3705 default: /* Generic mouse (Trackpoint) packet */ 3706 /* Filter out middle button events induced by some w values */ 3707 if (sc->muxmsbuttons & 0x03 || pb->ipacket[0] & 0x03 || 3708 (timevalcmp(&sc->lastsoftintr, &sc->muxmidtimeout, <=) && 3709 (sc->muxsave[0] & 0x30 || sc->muxsave[2] > 8))) 3710 pb->ipacket[0] &= 0xfb; 3711 sc->muxmsbuttons = pb->ipacket[0] & 0x07; 3712 /* Convert to Synaptics pass-through protocol */ 3713 pb->ipacket[4] = pb->ipacket[1]; 3714 pb->ipacket[5] = pb->ipacket[2]; 3715 pb->ipacket[1] = pb->ipacket[0]; 3716 pb->ipacket[2] = 0; 3717 pb->ipacket[0] = 0x84 | (sc->muxtpbuttons & 0x03); 3718 pb->ipacket[3] = 0xc4 | (sc->muxtpbuttons >> 2 & 0x03); 3719 } 3720 3721 VLOG(4, (LOG_DEBUG, "synaptics: %02x %02x %02x %02x %02x %02x\n", 3722 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3723 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3724 3725 pb->inputbytes = MOUSE_SYNAPTICS_PACKETSIZE; 3726 return (0); 3727 } 3728 3729 static int 3730 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3731 { 3732 if (!( 3733 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3734 !sc->synhw.capReportsV && nfingers > 1) || 3735 (sc->synhw.capReportsV && nfingers > 2) || 3736 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3737 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3738 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3739 /* 3740 * We consider the packet irrelevant for the current 3741 * action when: 3742 * - the width isn't comprised in: 3743 * [1; max_width] 3744 * - the pressure isn't comprised in: 3745 * [min_pressure; max_pressure] 3746 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3747 */ 3748 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3749 return (1); 3750 } 3751 return (0); 3752 } 3753 3754 static void 3755 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3756 mousestatus_t *ms) 3757 { 3758 smoother_t *smoother; 3759 gesture_t *gest; 3760 finger_t *f; 3761 int y_ok, center_button, center_x, right_button, right_x, i; 3762 3763 f = &fingers[0]; 3764 smoother = &sc->smoother[0]; 3765 gest = &sc->gesture; 3766 3767 /* Find first active finger. */ 3768 if (nfingers > 0) { 3769 for (i = 0; i < PSM_FINGERS; i++) { 3770 if (PSM_FINGER_IS_SET(fingers[i])) { 3771 f = &fingers[i]; 3772 smoother = &sc->smoother[i]; 3773 break; 3774 } 3775 } 3776 } 3777 3778 /* 3779 * Check pressure to detect a real wanted action on the 3780 * touchpad. 3781 */ 3782 if (f->p >= sc->syninfo.min_pressure) { 3783 int x0, y0; 3784 int dxp, dyp; 3785 int start_x, start_y; 3786 int queue_len; 3787 int margin_top, margin_right, margin_bottom, margin_left; 3788 int window_min, window_max; 3789 int vscroll_hor_area, vscroll_ver_area; 3790 int two_finger_scroll; 3791 int max_x, max_y; 3792 int three_finger_drag; 3793 3794 /* Read sysctl. */ 3795 /* XXX Verify values? */ 3796 margin_top = sc->syninfo.margin_top; 3797 margin_right = sc->syninfo.margin_right; 3798 margin_bottom = sc->syninfo.margin_bottom; 3799 margin_left = sc->syninfo.margin_left; 3800 window_min = sc->syninfo.window_min; 3801 window_max = sc->syninfo.window_max; 3802 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3803 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3804 two_finger_scroll = sc->syninfo.two_finger_scroll; 3805 max_x = sc->syninfo.max_x; 3806 max_y = sc->syninfo.max_y; 3807 three_finger_drag = sc->syninfo.three_finger_drag; 3808 /* Read current absolute position. */ 3809 x0 = f->x; 3810 y0 = f->y; 3811 3812 /* 3813 * Limit the coordinates to the specified margins because 3814 * this area isn't very reliable. 3815 */ 3816 if (x0 <= margin_left) 3817 x0 = margin_left; 3818 else if (x0 >= max_x - margin_right) 3819 x0 = max_x - margin_right; 3820 if (y0 <= margin_bottom) 3821 y0 = margin_bottom; 3822 else if (y0 >= max_y - margin_top) 3823 y0 = max_y - margin_top; 3824 3825 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3826 x0, y0, f->p, f->w)); 3827 3828 /* 3829 * If the action is just beginning, init the structure and 3830 * compute tap timeout. 3831 */ 3832 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3833 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3834 3835 /* Initialize queue. */ 3836 gest->window_min = window_min; 3837 3838 /* Reset pressure peak. */ 3839 gest->zmax = 0; 3840 3841 /* Reset fingers count. */ 3842 gest->fingers_nb = 0; 3843 3844 /* Reset virtual scrolling state. */ 3845 gest->in_vscroll = 0; 3846 3847 /* Compute tap timeout. */ 3848 if (tap_enabled != 0) { 3849 gest->taptimeout = (struct timeval) { 3850 .tv_sec = tap_timeout / 1000000, 3851 .tv_usec = tap_timeout % 1000000, 3852 }; 3853 timevaladd( 3854 &gest->taptimeout, &sc->lastsoftintr); 3855 } else 3856 timevalclear(&gest->taptimeout); 3857 3858 sc->flags |= PSM_FLAGS_FINGERDOWN; 3859 3860 /* Smoother has not been reset yet */ 3861 queue_len = 1; 3862 start_x = x0; 3863 start_y = y0; 3864 } else { 3865 queue_len = smoother->queue_len + 1; 3866 start_x = smoother->start_x; 3867 start_y = smoother->start_y; 3868 } 3869 3870 /* Process ClickPad softbuttons */ 3871 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3872 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3873 start_y < sc->syninfo.softbuttons_y : 3874 start_y > max_y + sc->syninfo.softbuttons_y; 3875 3876 center_button = MOUSE_BUTTON2DOWN; 3877 center_x = sc->syninfo.softbutton2_x; 3878 right_button = MOUSE_BUTTON3DOWN; 3879 right_x = sc->syninfo.softbutton3_x; 3880 3881 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3882 center_button = MOUSE_BUTTON3DOWN; 3883 center_x = sc->syninfo.softbutton3_x; 3884 right_button = MOUSE_BUTTON2DOWN; 3885 right_x = sc->syninfo.softbutton2_x; 3886 } 3887 3888 if (right_x > 0 && start_x > right_x && y_ok) 3889 ms->button = (ms->button & 3890 ~MOUSE_BUTTON1DOWN) | right_button; 3891 else if (center_x > 0 && start_x > center_x && y_ok) 3892 ms->button = (ms->button & 3893 ~MOUSE_BUTTON1DOWN) | center_button; 3894 } 3895 3896 /* If in tap-hold or three fingers, add the recorded button. */ 3897 if (gest->in_taphold || (nfingers == 3 && three_finger_drag)) 3898 ms->button |= gest->tap_button; 3899 3900 /* 3901 * For tap, we keep the maximum number of fingers and the 3902 * pressure peak. Also with multiple fingers, we increase 3903 * the minimum window. 3904 */ 3905 if (nfingers > 1) 3906 gest->window_min = window_max; 3907 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3908 gest->zmax = imax(f->p, gest->zmax); 3909 3910 /* Do we have enough packets to consider this a gesture? */ 3911 if (queue_len < gest->window_min) 3912 return; 3913 3914 dyp = -1; 3915 dxp = -1; 3916 3917 /* Is a scrolling action occurring? */ 3918 if (!gest->in_taphold && !ms->button && 3919 (!gest->in_vscroll || two_finger_scroll)) { 3920 /* 3921 * A scrolling action must not conflict with a tap 3922 * action. Here are the conditions to consider a 3923 * scrolling action: 3924 * - the action in a configurable area 3925 * - one of the following: 3926 * . the distance between the last packet and the 3927 * first should be above a configurable minimum 3928 * . tap timed out 3929 */ 3930 dxp = abs(x0 - start_x); 3931 dyp = abs(y0 - start_y); 3932 3933 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3934 dxp >= sc->syninfo.vscroll_min_delta || 3935 dyp >= sc->syninfo.vscroll_min_delta) { 3936 /* 3937 * Handle two finger scrolling. 3938 * Note that we don't rely on fingers_nb 3939 * as that keeps the maximum number of fingers. 3940 */ 3941 if (two_finger_scroll) { 3942 if (nfingers == 2) { 3943 gest->in_vscroll += 3944 dyp ? 2 : 0; 3945 gest->in_vscroll += 3946 dxp ? 1 : 0; 3947 } 3948 } else { 3949 /* Check for horizontal scrolling. */ 3950 if ((vscroll_hor_area > 0 && 3951 start_y <= vscroll_hor_area) || 3952 (vscroll_hor_area < 0 && 3953 start_y >= 3954 max_y + vscroll_hor_area)) 3955 gest->in_vscroll += 2; 3956 3957 /* Check for vertical scrolling. */ 3958 if ((vscroll_ver_area > 0 && 3959 start_x <= vscroll_ver_area) || 3960 (vscroll_ver_area < 0 && 3961 start_x >= 3962 max_x + vscroll_ver_area)) 3963 gest->in_vscroll += 1; 3964 } 3965 3966 /* Avoid conflicts if area overlaps. */ 3967 if (gest->in_vscroll >= 3) 3968 gest->in_vscroll = 3969 (dxp > dyp) ? 2 : 1; 3970 } 3971 } 3972 /* 3973 * Reset two finger scrolling when the number of fingers 3974 * is different from two or any button is pressed. 3975 */ 3976 if (two_finger_scroll && gest->in_vscroll != 0 && 3977 (nfingers != 2 || ms->button)) 3978 gest->in_vscroll = 0; 3979 3980 VLOG(5, (LOG_DEBUG, 3981 "synaptics: virtual scrolling: %s " 3982 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 3983 gest->in_vscroll ? "YES" : "NO", 3984 gest->in_vscroll, dxp, dyp, 3985 gest->fingers_nb)); 3986 3987 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 3988 /* 3989 * An action is currently taking place but the pressure 3990 * dropped under the minimum, putting an end to it. 3991 */ 3992 int taphold_timeout, dx, dy, tap_max_delta; 3993 3994 dx = abs(smoother->queue[smoother->queue_cursor].x - 3995 smoother->start_x); 3996 dy = abs(smoother->queue[smoother->queue_cursor].y - 3997 smoother->start_y); 3998 3999 /* Max delta is disabled for multi-fingers tap. */ 4000 if (gest->fingers_nb > 1) 4001 tap_max_delta = imax(dx, dy); 4002 else 4003 tap_max_delta = sc->syninfo.tap_max_delta; 4004 4005 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4006 4007 /* Check for tap. */ 4008 VLOG(3, (LOG_DEBUG, 4009 "synaptics: zmax=%d, dx=%d, dy=%d, " 4010 "delta=%d, fingers=%d, queue=%d\n", 4011 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 4012 smoother->queue_len)); 4013 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 4014 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 4015 dx <= tap_max_delta && dy <= tap_max_delta && 4016 smoother->queue_len >= sc->syninfo.tap_min_queue) { 4017 /* 4018 * We have a tap if: 4019 * - the maximum pressure went over tap_threshold 4020 * - the action ended before tap_timeout 4021 * 4022 * To handle tap-hold, we must delay any button push to 4023 * the next action. 4024 */ 4025 if (gest->in_taphold) { 4026 /* 4027 * This is the second and last tap of a 4028 * double tap action, not a tap-hold. 4029 */ 4030 gest->in_taphold = 0; 4031 4032 /* 4033 * For double-tap to work: 4034 * - no button press is emitted (to 4035 * simulate a button release) 4036 * - PSM_FLAGS_FINGERDOWN is set to 4037 * force the next packet to emit a 4038 * button press) 4039 */ 4040 VLOG(2, (LOG_DEBUG, 4041 "synaptics: button RELEASE: %d\n", 4042 gest->tap_button)); 4043 sc->flags |= PSM_FLAGS_FINGERDOWN; 4044 4045 /* Schedule button press on next interrupt */ 4046 sc->idletimeout.tv_sec = psmhz > 1 ? 4047 0 : 1; 4048 sc->idletimeout.tv_usec = psmhz > 1 ? 4049 1000000 / psmhz : 0; 4050 } else { 4051 /* 4052 * This is the first tap: we set the 4053 * tap-hold state and notify the button 4054 * down event. 4055 */ 4056 gest->in_taphold = 1; 4057 taphold_timeout = sc->syninfo.taphold_timeout; 4058 gest->taptimeout.tv_sec = taphold_timeout / 4059 1000000; 4060 gest->taptimeout.tv_usec = taphold_timeout % 4061 1000000; 4062 sc->idletimeout = gest->taptimeout; 4063 timevaladd(&gest->taptimeout, 4064 &sc->lastsoftintr); 4065 4066 switch (gest->fingers_nb) { 4067 case 3: 4068 gest->tap_button = 4069 MOUSE_BUTTON2DOWN; 4070 break; 4071 case 2: 4072 gest->tap_button = 4073 MOUSE_BUTTON3DOWN; 4074 break; 4075 default: 4076 gest->tap_button = 4077 MOUSE_BUTTON1DOWN; 4078 } 4079 VLOG(2, (LOG_DEBUG, 4080 "synaptics: button PRESS: %d\n", 4081 gest->tap_button)); 4082 ms->button |= gest->tap_button; 4083 } 4084 } else { 4085 /* 4086 * Not enough pressure or timeout: reset 4087 * tap-hold state. 4088 */ 4089 if (gest->in_taphold) { 4090 VLOG(2, (LOG_DEBUG, 4091 "synaptics: button RELEASE: %d\n", 4092 gest->tap_button)); 4093 gest->in_taphold = 0; 4094 } else { 4095 VLOG(2, (LOG_DEBUG, 4096 "synaptics: not a tap-hold\n")); 4097 } 4098 } 4099 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 4100 /* 4101 * For a tap-hold to work, the button must remain down at 4102 * least until timeout (where the in_taphold flags will be 4103 * cleared) or during the next action. 4104 */ 4105 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 4106 ms->button |= gest->tap_button; 4107 } else { 4108 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 4109 gest->tap_button)); 4110 gest->in_taphold = 0; 4111 } 4112 } 4113 4114 return; 4115 } 4116 4117 static void 4118 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 4119 mousestatus_t *ms, int *x, int *y) 4120 { 4121 smoother_t *smoother = &sc->smoother[smoother_id]; 4122 gesture_t *gest = &(sc->gesture); 4123 4124 /* 4125 * Check pressure to detect a real wanted action on the 4126 * touchpad. 4127 */ 4128 if (f->p >= sc->syninfo.min_pressure) { 4129 int x0, y0; 4130 int cursor, peer, window; 4131 int dx, dy, dxp, dyp; 4132 int margin_top, margin_right, margin_bottom, margin_left; 4133 int na_top, na_right, na_bottom, na_left; 4134 int window_max; 4135 int multiplicator; 4136 int weight_current, weight_previous, weight_len_squared; 4137 int div_min, div_max, div_len; 4138 int two_finger_scroll; 4139 int max_x, max_y; 4140 int len, weight_prev_x, weight_prev_y; 4141 int div_max_x, div_max_y, div_x, div_y; 4142 int is_fuzzy; 4143 int natural_scroll; 4144 4145 /* Read sysctl. */ 4146 /* XXX Verify values? */ 4147 margin_top = sc->syninfo.margin_top; 4148 margin_right = sc->syninfo.margin_right; 4149 margin_bottom = sc->syninfo.margin_bottom; 4150 margin_left = sc->syninfo.margin_left; 4151 na_top = sc->syninfo.na_top; 4152 na_right = sc->syninfo.na_right; 4153 na_bottom = sc->syninfo.na_bottom; 4154 na_left = sc->syninfo.na_left; 4155 window_max = sc->syninfo.window_max; 4156 multiplicator = sc->syninfo.multiplicator; 4157 weight_current = sc->syninfo.weight_current; 4158 weight_previous = sc->syninfo.weight_previous; 4159 weight_len_squared = sc->syninfo.weight_len_squared; 4160 div_min = sc->syninfo.div_min; 4161 div_max = sc->syninfo.div_max; 4162 div_len = sc->syninfo.div_len; 4163 two_finger_scroll = sc->syninfo.two_finger_scroll; 4164 max_x = sc->syninfo.max_x; 4165 max_y = sc->syninfo.max_y; 4166 natural_scroll = sc->syninfo.natural_scroll; 4167 4168 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4169 4170 /* Read current absolute position. */ 4171 x0 = f->x; 4172 y0 = f->y; 4173 4174 /* 4175 * Limit the coordinates to the specified margins because 4176 * this area isn't very reliable. 4177 */ 4178 if (x0 <= margin_left) 4179 x0 = margin_left; 4180 else if (x0 >= max_x - margin_right) 4181 x0 = max_x - margin_right; 4182 if (y0 <= margin_bottom) 4183 y0 = margin_bottom; 4184 else if (y0 >= max_y - margin_top) 4185 y0 = max_y - margin_top; 4186 4187 /* If the action is just beginning, init the structure. */ 4188 if (smoother->active == 0) { 4189 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4190 4191 /* Store the first point of this action. */ 4192 smoother->start_x = x0; 4193 smoother->start_y = y0; 4194 dx = dy = 0; 4195 4196 /* Initialize queue. */ 4197 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4198 smoother->queue_len = 0; 4199 4200 /* Reset average. */ 4201 smoother->avg_dx = 0; 4202 smoother->avg_dy = 0; 4203 4204 /* Reset squelch. */ 4205 smoother->squelch_x = 0; 4206 smoother->squelch_y = 0; 4207 4208 /* Activate queue */ 4209 smoother->active = 1; 4210 } else { 4211 /* Calculate the current delta. */ 4212 cursor = smoother->queue_cursor; 4213 dx = x0 - smoother->queue[cursor].x; 4214 dy = y0 - smoother->queue[cursor].y; 4215 } 4216 4217 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4218 smoother_id, x0, y0, f->p, f->w)); 4219 4220 /* Queue this new packet. */ 4221 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4222 smoother->queue[cursor].x = x0; 4223 smoother->queue[cursor].y = y0; 4224 smoother->queue_cursor = cursor; 4225 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4226 smoother->queue_len++; 4227 VLOG(5, (LOG_DEBUG, 4228 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4229 smoother_id, cursor, x0, y0, dx, dy)); 4230 4231 /* Do we have enough packets to consider this a movement? */ 4232 if (smoother->queue_len < gest->window_min) 4233 return; 4234 4235 weight_prev_x = weight_prev_y = weight_previous; 4236 div_max_x = div_max_y = div_max; 4237 4238 if (gest->in_vscroll) { 4239 /* Dividers are different with virtual scrolling. */ 4240 div_min = sc->syninfo.vscroll_div_min; 4241 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4242 } else { 4243 /* 4244 * There's a lot of noise in coordinates when 4245 * the finger is on the touchpad's borders. When 4246 * using this area, we apply a special weight and 4247 * div. 4248 */ 4249 if (x0 <= na_left || x0 >= max_x - na_right) { 4250 weight_prev_x = sc->syninfo.weight_previous_na; 4251 div_max_x = sc->syninfo.div_max_na; 4252 } 4253 4254 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4255 weight_prev_y = sc->syninfo.weight_previous_na; 4256 div_max_y = sc->syninfo.div_max_na; 4257 } 4258 } 4259 4260 /* 4261 * Calculate weights for the average operands and 4262 * the divisor. Both depend on the distance between 4263 * the current packet and a previous one (based on the 4264 * window width). 4265 */ 4266 window = imin(smoother->queue_len, window_max); 4267 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4268 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4269 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4270 len = (dxp * dxp) + (dyp * dyp); 4271 weight_prev_x = imin(weight_prev_x, 4272 weight_len_squared * weight_prev_x / len); 4273 weight_prev_y = imin(weight_prev_y, 4274 weight_len_squared * weight_prev_y / len); 4275 4276 len = (dxp + dyp) / 2; 4277 div_x = div_len * div_max_x / len; 4278 div_x = imin(div_max_x, div_x); 4279 div_x = imax(div_min, div_x); 4280 div_y = div_len * div_max_y / len; 4281 div_y = imin(div_max_y, div_y); 4282 div_y = imax(div_min, div_y); 4283 4284 VLOG(3, (LOG_DEBUG, 4285 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4286 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4287 div_x, div_y)); 4288 4289 /* Compute averages. */ 4290 smoother->avg_dx = 4291 (weight_current * dx * multiplicator + 4292 weight_prev_x * smoother->avg_dx) / 4293 (weight_current + weight_prev_x); 4294 4295 smoother->avg_dy = 4296 (weight_current * dy * multiplicator + 4297 weight_prev_y * smoother->avg_dy) / 4298 (weight_current + weight_prev_y); 4299 4300 VLOG(5, (LOG_DEBUG, 4301 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4302 smoother->avg_dx / multiplicator, 4303 smoother->avg_dy / multiplicator)); 4304 4305 /* Use these averages to calculate x & y. */ 4306 smoother->squelch_x += smoother->avg_dx; 4307 dxp = smoother->squelch_x / (div_x * multiplicator); 4308 smoother->squelch_x = smoother->squelch_x % 4309 (div_x * multiplicator); 4310 4311 smoother->squelch_y += smoother->avg_dy; 4312 dyp = smoother->squelch_y / (div_y * multiplicator); 4313 smoother->squelch_y = smoother->squelch_y % 4314 (div_y * multiplicator); 4315 4316 switch(gest->in_vscroll) { 4317 case 0: /* Pointer movement. */ 4318 /* On real<->fuzzy finger switch the x/y pos jumps */ 4319 if (is_fuzzy == smoother->is_fuzzy) { 4320 *x += dxp; 4321 *y += dyp; 4322 } 4323 4324 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4325 smoother_id, dx, dy, dxp, dyp)); 4326 break; 4327 case 1: /* Vertical scrolling. */ 4328 if (dyp != 0) { 4329 if (two_finger_scroll && natural_scroll) 4330 ms->button |= (dyp > 0) ? 4331 MOUSE_BUTTON5DOWN : MOUSE_BUTTON4DOWN; 4332 else 4333 ms->button |= (dyp > 0) ? 4334 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4335 } 4336 break; 4337 case 2: /* Horizontal scrolling. */ 4338 if (dxp != 0) { 4339 if (two_finger_scroll && natural_scroll) 4340 ms->button |= (dxp > 0) ? 4341 MOUSE_BUTTON6DOWN : MOUSE_BUTTON7DOWN; 4342 else 4343 ms->button |= (dxp > 0) ? 4344 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4345 } 4346 break; 4347 } 4348 4349 smoother->is_fuzzy = is_fuzzy; 4350 4351 } else { 4352 /* 4353 * Deactivate queue. Note: We can not just reset queue here 4354 * as these values are still used by gesture processor. 4355 * So postpone reset till next touch. 4356 */ 4357 smoother->active = 0; 4358 } 4359 } 4360 4361 static int 4362 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4363 int *x, int *y, int *z) 4364 { 4365 static int touchpad_button, trackpoint_button; 4366 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4367 int pkt, id, scale, i, nfingers, mask, palm; 4368 4369 if (!elantech_support) 4370 return (0); 4371 4372 /* Determine packet format and do a sanity check for out of sync packets. */ 4373 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4374 pkt = ELANTECH_PKT_NOP; 4375 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4376 pkt = ELANTECH_PKT_TRACKPOINT; 4377 else 4378 switch (sc->elanhw.hwversion) { 4379 case 2: 4380 if (!ELANTECH_PKT_IS_V2(pb)) 4381 return (-1); 4382 4383 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4384 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4385 break; 4386 case 3: 4387 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4388 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4389 return (-1); 4390 4391 pkt = ELANTECH_PKT_V3; 4392 break; 4393 case 4: 4394 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4395 return (-1); 4396 4397 switch (pb->ipacket[3] & 0x03) { 4398 case 0x00: 4399 pkt = ELANTECH_PKT_V4_STATUS; 4400 break; 4401 case 0x01: 4402 pkt = ELANTECH_PKT_V4_HEAD; 4403 break; 4404 case 0x02: 4405 pkt = ELANTECH_PKT_V4_MOTION; 4406 break; 4407 default: 4408 return (-1); 4409 } 4410 break; 4411 default: 4412 return (-1); 4413 } 4414 4415 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4416 4417 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4418 PSM_FINGER_RESET(f[id]); 4419 4420 *x = *y = *z = 0; 4421 ms->button = ms->obutton; 4422 4423 if (sc->syninfo.touchpad_off && pkt != ELANTECH_PKT_TRACKPOINT) 4424 return (0); 4425 4426 /* Common legend 4427 * L: Left mouse button pressed 4428 * R: Right mouse button pressed 4429 * N: number of fingers on touchpad 4430 * X: absolute x value (horizontal) 4431 * Y: absolute y value (vertical) 4432 * W; width of the finger touch 4433 * P: pressure 4434 */ 4435 switch (pkt) { 4436 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4437 /* 7 6 5 4 3 2 1 0 (LSB) 4438 * ------------------------------------------- 4439 * ipacket[0]: N1 N0 W3 W2 . . R L 4440 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4441 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4442 * ipacket[3]: N4 VF W1 W0 . . . B2 4443 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4444 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4445 * ------------------------------------------- 4446 * N4: set if more than 3 fingers (only in 3 fingers mode) 4447 * VF: a kind of flag? (only on EF123, 0 when finger 4448 * is over one of the buttons, 1 otherwise) 4449 * B2: (on EF113 only, 0 otherwise), one button pressed 4450 * P & W is not reported on EF113 touchpads 4451 */ 4452 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4453 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4454 nfingers = 4; 4455 4456 if (nfingers == 0) { 4457 mask = (1 << nfingers) - 1; /* = 0x00 */ 4458 break; 4459 } 4460 4461 /* Map 3-rd and 4-th fingers to first finger */ 4462 mask = (1 << 1) - 1; /* = 0x01 */ 4463 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4464 if (sc->elanhw.haspressure) { 4465 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4466 ((pb->ipacket[3] & 0x30) >> 4); 4467 } else { 4468 f[0].p = PSM_FINGER_DEFAULT_P; 4469 f[0].w = PSM_FINGER_DEFAULT_W; 4470 } 4471 4472 /* 4473 * HW v2 dont report exact finger positions when 3 or more 4474 * fingers are on touchpad. 4475 */ 4476 if (nfingers > 2) 4477 f[0].flags = PSM_FINGER_FUZZY; 4478 4479 break; 4480 4481 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4482 /* 7 6 5 4 3 2 1 0 (LSB) 4483 * ------------------------------------------- 4484 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4485 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4486 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4487 * ipacket[3]: . . BY8 BX8 . . . . 4488 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4489 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4490 * ------------------------------------------- 4491 * AX: lower-left finger absolute x value 4492 * AY: lower-left finger absolute y value 4493 * BX: upper-right finger absolute x value 4494 * BY: upper-right finger absolute y value 4495 */ 4496 nfingers = 2; 4497 mask = (1 << nfingers) - 1; 4498 4499 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4500 f[id] = (finger_t) { 4501 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4502 pb->ipacket[id * 3 + 1]) << 2, 4503 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4504 pb->ipacket[id * 3 + 2]) << 2, 4505 .p = PSM_FINGER_DEFAULT_P, 4506 .w = PSM_FINGER_DEFAULT_W, 4507 /* HW ver.2 sends bounding box */ 4508 .flags = PSM_FINGER_FUZZY 4509 }; 4510 break; 4511 4512 case ELANTECH_PKT_V3: /* HW Version 3 */ 4513 /* 7 6 5 4 3 2 1 0 (LSB) 4514 * ------------------------------------------- 4515 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4516 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4517 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4518 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4519 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4520 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4521 * ------------------------------------------- 4522 */ 4523 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4524 /* Map 3-rd finger to first finger */ 4525 id = nfingers > 2 ? 0 : nfingers - 1; 4526 mask = (1 << (id + 1)) - 1; 4527 4528 if (nfingers == 0) 4529 break; 4530 4531 fn = ELANTECH_FINGER_SET_XYP(pb); 4532 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4533 ((pb->ipacket[3] & 0x30) >> 4); 4534 4535 /* 4536 * HW v3 dont report exact finger positions when 3 or more 4537 * fingers are on touchpad. 4538 */ 4539 if (nfingers > 1) 4540 fn.flags = PSM_FINGER_FUZZY; 4541 4542 if (nfingers == 2) { 4543 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4544 sc->elanaction.fingers[0] = fn; 4545 return (0); 4546 } else 4547 f[0] = sc->elanaction.fingers[0]; 4548 } 4549 f[id] = fn; 4550 break; 4551 4552 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4553 /* 7 6 5 4 3 2 1 0 (LSB) 4554 * ------------------------------------------- 4555 * ipacket[0]: . . . . 0 1 R L 4556 * ipacket[1]: . . . F4 F3 F2 F1 F0 4557 * ipacket[2]: . . . . . . . . 4558 * ipacket[3]: . . . 1 0 0 0 0 4559 * ipacket[4]: PL . . . . . . . 4560 * ipacket[5]: . . . . . . . . 4561 * ------------------------------------------- 4562 * Fn: finger n is on touchpad 4563 * PL: palm 4564 * HV ver4 sends a status packet to indicate that the numbers 4565 * or identities of the fingers has been changed 4566 */ 4567 4568 mask = pb->ipacket[1] & 0x1f; 4569 nfingers = bitcount(mask); 4570 4571 if (sc->elanaction.mask_v4wait != 0) 4572 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4573 " when not all previous head packets received\n")); 4574 4575 /* Bitmap of fingers to receive before gesture processing */ 4576 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4577 4578 /* Skip "new finger is on touchpad" packets */ 4579 if (sc->elanaction.mask_v4wait) { 4580 sc->elanaction.mask = mask; 4581 return (0); 4582 } 4583 4584 break; 4585 4586 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4587 /* 7 6 5 4 3 2 1 0 (LSB) 4588 * ------------------------------------------- 4589 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4590 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4591 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4592 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4593 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4594 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4595 * ------------------------------------------- 4596 * ID: finger id 4597 * HW ver 4 sends head packets in two cases: 4598 * 1. One finger touch and movement. 4599 * 2. Next after status packet to tell new finger positions. 4600 */ 4601 mask = sc->elanaction.mask; 4602 nfingers = bitcount(mask); 4603 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4604 fn = ELANTECH_FINGER_SET_XYP(pb); 4605 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4606 4607 if (id < 0) 4608 return (0); 4609 4610 /* Packet is finger position update. Report it */ 4611 if (sc->elanaction.mask_v4wait == 0) { 4612 if (id < ELANTECH_MAX_FINGERS) 4613 f[id] = fn; 4614 break; 4615 } 4616 4617 /* Remove finger from waiting bitmap and store into context */ 4618 sc->elanaction.mask_v4wait &= ~(1 << id); 4619 if (id < ELANTECH_MAX_FINGERS) 4620 sc->elanaction.fingers[id] = fn; 4621 4622 /* Wait for other fingers if needed */ 4623 if (sc->elanaction.mask_v4wait != 0) 4624 return (0); 4625 4626 /* All new fingers are received. Report them from context */ 4627 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4628 if (sc->elanaction.mask & (1 << id)) 4629 f[id] = sc->elanaction.fingers[id]; 4630 4631 break; 4632 4633 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4634 /* 7 6 5 4 3 2 1 0 (LSB) 4635 * ------------------------------------------- 4636 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4637 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4638 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4639 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4640 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4641 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4642 * ------------------------------------------- 4643 * OF: delta overflows (> 127 or < -128), in this case 4644 * firmware sends us (delta x / 5) and (delta y / 5) 4645 * ID: finger id 4646 * DX: delta x (two's complement) 4647 * XY: delta y (two's complement) 4648 * byte 0 ~ 2 for one finger 4649 * byte 3 ~ 5 for another finger 4650 */ 4651 mask = sc->elanaction.mask; 4652 nfingers = bitcount(mask); 4653 4654 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4655 for (i = 0; i <= 3; i += 3) { 4656 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4657 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4658 continue; 4659 4660 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4661 f[id] = sc->elanaction.fingers[id]; 4662 f[id].x += imax(-f[id].x, 4663 (signed char)pb->ipacket[i+1] * scale); 4664 f[id].y += imax(-f[id].y, 4665 (signed char)pb->ipacket[i+2] * scale); 4666 } else { 4667 VLOG(3, (LOG_DEBUG, "elantech: " 4668 "HW v4 motion packet skipped\n")); 4669 } 4670 } 4671 4672 break; 4673 4674 case ELANTECH_PKT_TRACKPOINT: 4675 /* 7 6 5 4 3 2 1 0 (LSB) 4676 * ------------------------------------------- 4677 * ipacket[0]: 0 0 SY SX 0 M R L 4678 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4679 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4680 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4681 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4682 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4683 * ------------------------------------------- 4684 * X and Y are written in two's complement spread 4685 * over 9 bits with SX/SY the relative top bit and 4686 * X7..X0 and Y7..Y0 the lower bits. 4687 */ 4688 if (!(pb->ipacket[0] & 0xC8) && !(pb->ipacket[1] & 0x7F) && 4689 !(pb->ipacket[2] & 0x7F) && !(pb->ipacket[3] & 0xC9) && 4690 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[1] & 0x80) && 4691 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[3] & 0x10) && 4692 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[2] & 0x80) && 4693 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[3] & 0x20)) { 4694 *x = (pb->ipacket[0] & MOUSE_PS2_XNEG) ? 4695 pb->ipacket[4] - 256 : pb->ipacket[4]; 4696 *y = (pb->ipacket[0] & MOUSE_PS2_YNEG) ? 4697 pb->ipacket[5] - 256 : pb->ipacket[5]; 4698 4699 trackpoint_button = 4700 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4701 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4702 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4703 #ifdef EVDEV_SUPPORT 4704 evdev_push_rel(sc->evdev_r, REL_X, *x); 4705 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4706 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4707 evdev_sync(sc->evdev_r); 4708 #endif 4709 ms->button = touchpad_button | trackpoint_button; 4710 } else 4711 VLOG(3, (LOG_DEBUG, "elantech: " 4712 "unexpected trackpoint packet skipped\n")); 4713 return (0); 4714 4715 case ELANTECH_PKT_NOP: 4716 return (0); 4717 4718 default: 4719 return (-1); 4720 } 4721 4722 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4723 if (PSM_FINGER_IS_SET(f[id])) 4724 VLOG(2, (LOG_DEBUG, "elantech: " 4725 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4726 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4727 4728 /* Touchpad button presses */ 4729 if (sc->elanhw.isclickpad) { 4730 touchpad_button = 4731 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4732 } else { 4733 touchpad_button = 4734 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4735 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4736 } 4737 4738 #ifdef EVDEV_SUPPORT 4739 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4740 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4741 if (PSM_FINGER_IS_SET(f[id])) { 4742 psm_push_mt_finger(sc, id, &f[id]); 4743 /* Convert touch width to surface units */ 4744 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4745 f[id].w * sc->elanhw.dptracex); 4746 } 4747 } 4748 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4749 evdev_push_nfingers(sc->evdev_a, nfingers); 4750 if (nfingers > 0) { 4751 if (PSM_FINGER_IS_SET(f[0])) 4752 psm_push_st_finger(sc, &f[0]); 4753 } else 4754 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4755 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4756 evdev_sync(sc->evdev_a); 4757 } 4758 #endif 4759 4760 ms->button = touchpad_button | trackpoint_button; 4761 4762 /* Palm detection doesn't terminate the current action. */ 4763 palm = psmpalmdetect(sc, &f[0], nfingers); 4764 4765 /* Send finger 1 position to gesture processor */ 4766 if ((PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4767 nfingers == 0) && !palm) 4768 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4769 4770 /* Send fingers positions to movement smoothers */ 4771 for (id = 0; id < PSM_FINGERS; id++) 4772 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4773 psmsmoother(sc, &f[id], id, ms, x, y); 4774 4775 /* Store current finger positions in action context */ 4776 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4777 if (PSM_FINGER_IS_SET(f[id])) 4778 sc->elanaction.fingers[id] = f[id]; 4779 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4780 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4781 } 4782 sc->elanaction.mask = mask; 4783 4784 if (palm) { 4785 *x = *y = *z = 0; 4786 ms->button = ms->obutton; 4787 return (0); 4788 } 4789 4790 /* Use the extra buttons as a scrollwheel */ 4791 if (ms->button & MOUSE_BUTTON4DOWN) 4792 *z = -1; 4793 else if (ms->button & MOUSE_BUTTON5DOWN) 4794 *z = 1; 4795 else if (ms->button & MOUSE_BUTTON6DOWN) 4796 *z = -2; 4797 else if (ms->button & MOUSE_BUTTON7DOWN) 4798 *z = 2; 4799 else 4800 *z = 0; 4801 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4802 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4803 4804 return (0); 4805 } 4806 4807 static void 4808 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4809 int *x, int *y, int *z) 4810 { 4811 static int butmap_versapad[8] = { 4812 0, 4813 MOUSE_BUTTON3DOWN, 4814 0, 4815 MOUSE_BUTTON3DOWN, 4816 MOUSE_BUTTON1DOWN, 4817 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4818 MOUSE_BUTTON1DOWN, 4819 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4820 }; 4821 int c, x0, y0; 4822 4823 /* VersaPad PS/2 absolute mode message format 4824 * 4825 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4826 * ipacket[0]: 1 1 0 A 1 L T R 4827 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4828 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4829 * ipacket[3]: 1 1 1 A 1 L T R 4830 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4831 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4832 * 4833 * [note] 4834 * R: right physical mouse button (1=on) 4835 * T: touch pad virtual button (1=tapping) 4836 * L: left physical mouse button (1=on) 4837 * A: position data is valid (1=valid) 4838 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4839 * V: vertical data (12bit signed integer. V11 is sign bit.) 4840 * P: pressure data 4841 * 4842 * Tapping is mapped to MOUSE_BUTTON4. 4843 */ 4844 c = pb->ipacket[0]; 4845 *x = *y = 0; 4846 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4847 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4848 if (c & MOUSE_PS2VERSA_IN_USE) { 4849 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4850 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4851 if (x0 & 0x800) 4852 x0 -= 0x1000; 4853 if (y0 & 0x800) 4854 y0 -= 0x1000; 4855 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4856 *x = sc->xold - x0; 4857 *y = y0 - sc->yold; 4858 if (*x < 0) /* XXX */ 4859 ++*x; 4860 else if (*x) 4861 --*x; 4862 if (*y < 0) 4863 ++*y; 4864 else if (*y) 4865 --*y; 4866 } else 4867 sc->flags |= PSM_FLAGS_FINGERDOWN; 4868 sc->xold = x0; 4869 sc->yold = y0; 4870 } else 4871 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4872 } 4873 4874 static void 4875 psmsoftintridle(void *arg) 4876 { 4877 struct psm_softc *sc = arg; 4878 packetbuf_t *pb; 4879 4880 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4881 * invoked from psmintr soon with pqueue filled with real data */ 4882 if (sc->pqueue_start == sc->pqueue_end && 4883 sc->idlepacket.inputbytes > 0) { 4884 /* Grow circular queue backwards to avoid race with psmintr */ 4885 if (--sc->pqueue_start < 0) 4886 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4887 4888 pb = &sc->pqueue[sc->pqueue_start]; 4889 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4890 VLOG(4, (LOG_DEBUG, 4891 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4892 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4893 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4894 4895 psmsoftintr(arg); 4896 } 4897 } 4898 4899 static void 4900 psmsoftintr(void *arg) 4901 { 4902 /* 4903 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4904 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4905 */ 4906 static int butmap[8] = { 4907 0, 4908 MOUSE_BUTTON1DOWN, 4909 MOUSE_BUTTON3DOWN, 4910 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4911 MOUSE_BUTTON2DOWN, 4912 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4913 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4914 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4915 }; 4916 struct psm_softc *sc = arg; 4917 mousestatus_t ms; 4918 packetbuf_t *pb; 4919 int x, y, z, c, l, s; 4920 4921 getmicrouptime(&sc->lastsoftintr); 4922 4923 s = spltty(); 4924 4925 do { 4926 pb = &sc->pqueue[sc->pqueue_start]; 4927 4928 if (sc->mode.level == PSM_LEVEL_NATIVE) 4929 goto next_native; 4930 4931 c = pb->ipacket[0]; 4932 /* 4933 * A kludge for Kensington device! 4934 * The MSB of the horizontal count appears to be stored in 4935 * a strange place. 4936 */ 4937 if (sc->hw.model == MOUSE_MODEL_THINK) 4938 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4939 4940 /* ignore the overflow bits... */ 4941 x = (c & MOUSE_PS2_XNEG) ? 4942 pb->ipacket[1] - 256 : pb->ipacket[1]; 4943 y = (c & MOUSE_PS2_YNEG) ? 4944 pb->ipacket[2] - 256 : pb->ipacket[2]; 4945 z = 0; 4946 ms.obutton = sc->button; /* previous button state */ 4947 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4948 /* `tapping' action */ 4949 if (sc->config & PSM_CONFIG_FORCETAP) 4950 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4951 0 : MOUSE_BUTTON4DOWN; 4952 timevalclear(&sc->idletimeout); 4953 sc->idlepacket.inputbytes = 0; 4954 4955 switch (sc->hw.model) { 4956 case MOUSE_MODEL_EXPLORER: 4957 /* 4958 * b7 b6 b5 b4 b3 b2 b1 b0 4959 * byte 1: oy ox sy sx 1 M R L 4960 * byte 2: x x x x x x x x 4961 * byte 3: y y y y y y y y 4962 * byte 4: * * S2 S1 s d2 d1 d0 4963 * 4964 * L, M, R, S1, S2: left, middle, right and side buttons 4965 * s: wheel data sign bit 4966 * d2-d0: wheel data 4967 */ 4968 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4969 (pb->ipacket[3] & 0x0f) - 16 : 4970 (pb->ipacket[3] & 0x0f); 4971 ms.button |= 4972 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 4973 MOUSE_BUTTON4DOWN : 0; 4974 ms.button |= 4975 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 4976 MOUSE_BUTTON5DOWN : 0; 4977 break; 4978 4979 case MOUSE_MODEL_INTELLI: 4980 case MOUSE_MODEL_NET: 4981 /* wheel data is in the fourth byte */ 4982 z = (char)pb->ipacket[3]; 4983 /* 4984 * XXX some mice may send 7 when there is no Z movement? */ 4985 if ((z >= 7) || (z <= -7)) 4986 z = 0; 4987 /* some compatible mice have additional buttons */ 4988 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 4989 MOUSE_BUTTON4DOWN : 0; 4990 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 4991 MOUSE_BUTTON5DOWN : 0; 4992 break; 4993 4994 case MOUSE_MODEL_MOUSEMANPLUS: 4995 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 4996 break; 4997 4998 case MOUSE_MODEL_GLIDEPOINT: 4999 /* `tapping' action */ 5000 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 5001 MOUSE_BUTTON4DOWN; 5002 break; 5003 5004 case MOUSE_MODEL_NETSCROLL: 5005 /* 5006 * three additional bytes encode buttons and 5007 * wheel events 5008 */ 5009 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 5010 MOUSE_BUTTON4DOWN : 0; 5011 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 5012 MOUSE_BUTTON5DOWN : 0; 5013 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 5014 pb->ipacket[4] - 256 : pb->ipacket[4]; 5015 break; 5016 5017 case MOUSE_MODEL_THINK: 5018 /* the fourth button state in the first byte */ 5019 ms.button |= (c & MOUSE_PS2_TAP) ? 5020 MOUSE_BUTTON4DOWN : 0; 5021 break; 5022 5023 case MOUSE_MODEL_VERSAPAD: 5024 proc_versapad(sc, pb, &ms, &x, &y, &z); 5025 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 5026 ((y < 0) ? MOUSE_PS2_YNEG : 0); 5027 break; 5028 5029 case MOUSE_MODEL_4D: 5030 /* 5031 * b7 b6 b5 b4 b3 b2 b1 b0 5032 * byte 1: s2 d2 s1 d1 1 M R L 5033 * byte 2: sx x x x x x x x 5034 * byte 3: sy y y y y y y y 5035 * 5036 * s1: wheel 1 direction 5037 * d1: wheel 1 data 5038 * s2: wheel 2 direction 5039 * d2: wheel 2 data 5040 */ 5041 x = (pb->ipacket[1] & 0x80) ? 5042 pb->ipacket[1] - 256 : pb->ipacket[1]; 5043 y = (pb->ipacket[2] & 0x80) ? 5044 pb->ipacket[2] - 256 : pb->ipacket[2]; 5045 switch (c & MOUSE_4D_WHEELBITS) { 5046 case 0x10: 5047 z = 1; 5048 break; 5049 case 0x30: 5050 z = -1; 5051 break; 5052 case 0x40: /* XXX 2nd wheel turning right */ 5053 z = 2; 5054 break; 5055 case 0xc0: /* XXX 2nd wheel turning left */ 5056 z = -2; 5057 break; 5058 } 5059 break; 5060 5061 case MOUSE_MODEL_4DPLUS: 5062 if ((x < 16 - 256) && (y < 16 - 256)) { 5063 /* 5064 * b7 b6 b5 b4 b3 b2 b1 b0 5065 * byte 1: 0 0 1 1 1 M R L 5066 * byte 2: 0 0 0 0 1 0 0 0 5067 * byte 3: 0 0 0 0 S s d1 d0 5068 * 5069 * L, M, R, S: left, middle, right, 5070 * and side buttons 5071 * s: wheel data sign bit 5072 * d1-d0: wheel data 5073 */ 5074 x = y = 0; 5075 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 5076 ms.button |= MOUSE_BUTTON4DOWN; 5077 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 5078 ((pb->ipacket[2] & 0x07) - 8) : 5079 (pb->ipacket[2] & 0x07) ; 5080 } else { 5081 /* preserve previous button states */ 5082 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 5083 } 5084 break; 5085 5086 case MOUSE_MODEL_SYNAPTICS: 5087 if (pb->inputbytes == MOUSE_PS2_PACKETSIZE) 5088 if (proc_synaptics_mux(sc, pb)) 5089 goto next; 5090 5091 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 5092 VLOG(3, (LOG_DEBUG, "synaptics: " 5093 "packet rejected\n")); 5094 goto next; 5095 } 5096 break; 5097 5098 case MOUSE_MODEL_ELANTECH: 5099 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 5100 VLOG(3, (LOG_DEBUG, "elantech: " 5101 "packet rejected\n")); 5102 goto next; 5103 } 5104 break; 5105 5106 case MOUSE_MODEL_TRACKPOINT: 5107 case MOUSE_MODEL_GENERIC: 5108 default: 5109 break; 5110 } 5111 5112 /* Store last packet for reinjection if it has not been set already */ 5113 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5114 sc->idlepacket = *pb; 5115 5116 #ifdef EVDEV_SUPPORT 5117 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 5118 sc->hw.model != MOUSE_MODEL_ELANTECH && 5119 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5120 evdev_push_rel(sc->evdev_r, REL_X, x); 5121 evdev_push_rel(sc->evdev_r, REL_Y, -y); 5122 5123 switch (sc->hw.model) { 5124 case MOUSE_MODEL_EXPLORER: 5125 case MOUSE_MODEL_INTELLI: 5126 case MOUSE_MODEL_NET: 5127 case MOUSE_MODEL_NETSCROLL: 5128 case MOUSE_MODEL_4DPLUS: 5129 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5130 break; 5131 case MOUSE_MODEL_MOUSEMANPLUS: 5132 case MOUSE_MODEL_4D: 5133 switch (z) { 5134 case 1: 5135 case -1: 5136 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5137 break; 5138 case 2: 5139 case -2: 5140 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 5141 break; 5142 } 5143 break; 5144 } 5145 5146 evdev_push_mouse_btn(sc->evdev_r, ms.button); 5147 evdev_sync(sc->evdev_r); 5148 } 5149 5150 if ((sc->evdev_a != NULL && evdev_is_grabbed(sc->evdev_a)) || 5151 (sc->evdev_r != NULL && evdev_is_grabbed(sc->evdev_r))) 5152 goto next; 5153 #endif 5154 5155 /* scale values */ 5156 if (sc->mode.accelfactor >= 1) { 5157 if (x != 0) { 5158 x = x * x / sc->mode.accelfactor; 5159 if (x == 0) 5160 x = 1; 5161 if (c & MOUSE_PS2_XNEG) 5162 x = -x; 5163 } 5164 if (y != 0) { 5165 y = y * y / sc->mode.accelfactor; 5166 if (y == 0) 5167 y = 1; 5168 if (c & MOUSE_PS2_YNEG) 5169 y = -y; 5170 } 5171 } 5172 5173 ms.dx = x; 5174 ms.dy = y; 5175 ms.dz = z; 5176 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5177 (ms.obutton ^ ms.button); 5178 5179 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5180 5181 sc->status.flags |= ms.flags; 5182 sc->status.dx += ms.dx; 5183 sc->status.dy += ms.dy; 5184 sc->status.dz += ms.dz; 5185 sc->status.button = ms.button; 5186 sc->button = ms.button; 5187 5188 next_native: 5189 sc->watchdog = FALSE; 5190 5191 /* queue data */ 5192 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5193 l = imin(pb->inputbytes, 5194 sizeof(sc->queue.buf) - sc->queue.tail); 5195 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5196 if (pb->inputbytes > l) 5197 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5198 pb->inputbytes - l); 5199 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5200 sizeof(sc->queue.buf); 5201 sc->queue.count += pb->inputbytes; 5202 } 5203 5204 next: 5205 pb->inputbytes = 0; 5206 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5207 sc->pqueue_start = 0; 5208 } while (sc->pqueue_start != sc->pqueue_end); 5209 5210 if (sc->state & PSM_ASLP) { 5211 sc->state &= ~PSM_ASLP; 5212 wakeup(sc); 5213 } 5214 selwakeuppri(&sc->rsel, PZERO); 5215 if (sc->async != NULL) { 5216 pgsigio(&sc->async, SIGIO, 0); 5217 } 5218 sc->state &= ~PSM_SOFTARMED; 5219 5220 /* schedule injection of predefined packet after idletimeout 5221 * if no data packets have been received from psmintr */ 5222 if (timevalisset(&sc->idletimeout)) { 5223 sc->state |= PSM_SOFTARMED; 5224 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5225 psmsoftintridle, sc); 5226 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5227 tvtohz(&sc->idletimeout))); 5228 } 5229 splx(s); 5230 } 5231 5232 static int 5233 psmpoll(struct cdev *dev, int events, struct thread *td) 5234 { 5235 struct psm_softc *sc = dev->si_drv1; 5236 int s; 5237 int revents = 0; 5238 5239 /* Return true if a mouse event available */ 5240 s = spltty(); 5241 if (events & (POLLIN | POLLRDNORM)) { 5242 if (sc->queue.count > 0) 5243 revents |= events & (POLLIN | POLLRDNORM); 5244 else 5245 selrecord(td, &sc->rsel); 5246 } 5247 splx(s); 5248 5249 return (revents); 5250 } 5251 5252 /* vendor/model specific routines */ 5253 5254 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5255 { 5256 if (set_mouse_resolution(kbdc, res) != res) 5257 return (FALSE); 5258 if (set_mouse_scaling(kbdc, scale) && 5259 set_mouse_scaling(kbdc, scale) && 5260 set_mouse_scaling(kbdc, scale) && 5261 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5262 return (TRUE); 5263 return (FALSE); 5264 } 5265 5266 static int 5267 mouse_ext_command(KBDC kbdc, int command) 5268 { 5269 int c; 5270 5271 c = (command >> 6) & 0x03; 5272 if (set_mouse_resolution(kbdc, c) != c) 5273 return (FALSE); 5274 c = (command >> 4) & 0x03; 5275 if (set_mouse_resolution(kbdc, c) != c) 5276 return (FALSE); 5277 c = (command >> 2) & 0x03; 5278 if (set_mouse_resolution(kbdc, c) != c) 5279 return (FALSE); 5280 c = (command >> 0) & 0x03; 5281 if (set_mouse_resolution(kbdc, c) != c) 5282 return (FALSE); 5283 return (TRUE); 5284 } 5285 5286 #ifdef notyet 5287 /* Logitech MouseMan Cordless II */ 5288 static int 5289 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5290 { 5291 KBDC kbdc = sc->kbdc; 5292 int status[3]; 5293 int ch; 5294 5295 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5296 return (FALSE); 5297 if (status[1] == PSMD_RES_HIGH) 5298 return (FALSE); 5299 ch = (status[0] & 0x07) - 1; /* channel # */ 5300 if ((ch <= 0) || (ch > 4)) 5301 return (FALSE); 5302 /* 5303 * status[1]: always one? 5304 * status[2]: battery status? (0-100) 5305 */ 5306 return (TRUE); 5307 } 5308 #endif /* notyet */ 5309 5310 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5311 static int 5312 enable_groller(struct psm_softc *sc, enum probearg arg) 5313 { 5314 KBDC kbdc = sc->kbdc; 5315 int status[3]; 5316 5317 /* 5318 * The special sequence to enable the fourth button and the 5319 * roller. Immediately after this sequence check status bytes. 5320 * if the mouse is NetScroll, the second and the third bytes are 5321 * '3' and 'D'. 5322 */ 5323 5324 /* 5325 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5326 * look like the following. 5327 * 5328 * byte 1 bit 7 always 0 5329 * bit 6 stream mode (0) 5330 * bit 5 disabled (0) 5331 * bit 4 1:1 scaling (0) 5332 * bit 3 always 0 5333 * bit 0-2 button status 5334 * byte 2 resolution (PSMD_RES_HIGH) 5335 * byte 3 report rate (?) 5336 */ 5337 5338 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5339 return (FALSE); 5340 if ((status[1] != '3') || (status[2] != 'D')) 5341 return (FALSE); 5342 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5343 if (arg == PROBE) 5344 sc->hw.buttons = 4; 5345 return (TRUE); 5346 } 5347 5348 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5349 static int 5350 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5351 { 5352 KBDC kbdc = sc->kbdc; 5353 int status[3]; 5354 5355 /* 5356 * The special sequence to enable the middle, "rubber" button. 5357 * Immediately after this sequence check status bytes. 5358 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5359 * the second and the third bytes are '3' and 'U'. 5360 * NOTE: NetMouse reports that it has three buttons although it has 5361 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5362 * say they have three buttons too and they do have a button on the 5363 * side... 5364 */ 5365 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5366 return (FALSE); 5367 if ((status[1] != '3') || (status[2] != 'U')) 5368 return (FALSE); 5369 return (TRUE); 5370 } 5371 5372 /* ALPS GlidePoint */ 5373 static int 5374 enable_aglide(struct psm_softc *sc, enum probearg arg) 5375 { 5376 KBDC kbdc = sc->kbdc; 5377 int status[3]; 5378 5379 /* 5380 * The special sequence to obtain ALPS GlidePoint specific 5381 * information. Immediately after this sequence, status bytes will 5382 * contain something interesting. 5383 * NOTE: ALPS produces several models of GlidePoint. Some of those 5384 * do not respond to this sequence, thus, cannot be detected this way. 5385 */ 5386 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5387 return (FALSE); 5388 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5389 return (FALSE); 5390 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5391 return (FALSE); 5392 return (TRUE); 5393 } 5394 5395 /* Kensington ThinkingMouse/Trackball */ 5396 static int 5397 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5398 { 5399 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5400 KBDC kbdc = sc->kbdc; 5401 int status[3]; 5402 int id1; 5403 int id2; 5404 int i; 5405 5406 id1 = get_aux_id(kbdc); 5407 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5408 return (FALSE); 5409 /* 5410 * The device is now in the native mode? It returns a different 5411 * ID value... 5412 */ 5413 id2 = get_aux_id(kbdc); 5414 if ((id1 == id2) || (id2 != 2)) 5415 return (FALSE); 5416 5417 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5418 return (FALSE); 5419 #if PSM_DEBUG >= 2 5420 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5421 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5422 return (FALSE); 5423 #endif 5424 5425 /* 5426 * The special sequence to enable the third and fourth buttons. 5427 * Otherwise they behave like the first and second buttons. 5428 */ 5429 for (i = 0; i < nitems(rate); ++i) 5430 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5431 return (FALSE); 5432 5433 /* 5434 * At this point, the device is using default resolution and 5435 * sampling rate for the native mode. 5436 */ 5437 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5438 return (FALSE); 5439 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5440 return (FALSE); 5441 5442 /* the device appears be enabled by this sequence, disable it for now */ 5443 disable_aux_dev(kbdc); 5444 empty_aux_buffer(kbdc, 5); 5445 5446 return (TRUE); 5447 } 5448 5449 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5450 static int 5451 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5452 { 5453 KBDC kbdc = sc->kbdc; 5454 int data[3]; 5455 5456 /* the special sequence to enable the fourth button and the roller. */ 5457 /* 5458 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5459 * must be called exactly three times since the last RESET command 5460 * before this sequence. XXX 5461 */ 5462 if (!set_mouse_scaling(kbdc, 1)) 5463 return (FALSE); 5464 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5465 return (FALSE); 5466 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5467 return (FALSE); 5468 5469 /* 5470 * PS2++ protocol, packet type 0 5471 * 5472 * b7 b6 b5 b4 b3 b2 b1 b0 5473 * byte 1: * 1 p3 p2 1 * * * 5474 * byte 2: 1 1 p1 p0 m1 m0 1 0 5475 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5476 * 5477 * p3-p0: packet type: 0 5478 * m7-m0: model ID: MouseMan+:0x50, 5479 * FirstMouse+:0x51, 5480 * ScrollPoint:0x58... 5481 */ 5482 /* check constant bits */ 5483 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5484 return (FALSE); 5485 if ((data[1] & 0xc3) != 0xc2) 5486 return (FALSE); 5487 /* check d3-d0 in byte 2 */ 5488 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5489 return (FALSE); 5490 /* check p3-p0 */ 5491 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5492 return (FALSE); 5493 5494 if (arg == PROBE) { 5495 sc->hw.hwid &= 0x00ff; 5496 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5497 } 5498 5499 /* 5500 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5501 * the wheel and the fourth button events are encoded in the 5502 * special data packet. The mouse may be put in the IntelliMouse mode 5503 * if it is initialized by the IntelliMouse's method. 5504 */ 5505 return (TRUE); 5506 } 5507 5508 /* MS IntelliMouse Explorer */ 5509 static int 5510 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5511 { 5512 KBDC kbdc = sc->kbdc; 5513 static u_char rate0[] = { 200, 100, 80, }; 5514 static u_char rate1[] = { 200, 200, 80, }; 5515 int id; 5516 int i; 5517 5518 /* 5519 * This is needed for at least A4Tech X-7xx mice - they do not go 5520 * straight to Explorer mode, but need to be set to Intelli mode 5521 * first. 5522 */ 5523 enable_msintelli(sc, arg); 5524 5525 /* the special sequence to enable the extra buttons and the roller. */ 5526 for (i = 0; i < nitems(rate1); ++i) 5527 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5528 return (FALSE); 5529 /* the device will give the genuine ID only after the above sequence */ 5530 id = get_aux_id(kbdc); 5531 if (id != PSM_EXPLORER_ID) 5532 return (FALSE); 5533 5534 if (arg == PROBE) { 5535 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5536 sc->hw.hwid = id; 5537 } 5538 5539 /* 5540 * XXX: this is a kludge to fool some KVM switch products 5541 * which think they are clever enough to know the 4-byte IntelliMouse 5542 * protocol, and assume any other protocols use 3-byte packets. 5543 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5544 * correctly to the host computer because of this! 5545 * The following sequence is actually IntelliMouse's "wake up" 5546 * sequence; it will make the KVM think the mouse is IntelliMouse 5547 * when it is in fact IntelliMouse Explorer. 5548 */ 5549 for (i = 0; i < nitems(rate0); ++i) 5550 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5551 break; 5552 get_aux_id(kbdc); 5553 5554 return (TRUE); 5555 } 5556 5557 /* 5558 * MS IntelliMouse 5559 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5560 * probe routine and act like IntelliMouse. 5561 */ 5562 static int 5563 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5564 { 5565 KBDC kbdc = sc->kbdc; 5566 static u_char rate[] = { 200, 100, 80, }; 5567 int id; 5568 int i; 5569 5570 /* the special sequence to enable the third button and the roller. */ 5571 for (i = 0; i < nitems(rate); ++i) 5572 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5573 return (FALSE); 5574 /* the device will give the genuine ID only after the above sequence */ 5575 id = get_aux_id(kbdc); 5576 if (id != PSM_INTELLI_ID) 5577 return (FALSE); 5578 5579 if (arg == PROBE) { 5580 sc->hw.buttons = 3; 5581 sc->hw.hwid = id; 5582 } 5583 5584 return (TRUE); 5585 } 5586 5587 /* 5588 * A4 Tech 4D Mouse 5589 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5590 */ 5591 static int 5592 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5593 { 5594 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5595 KBDC kbdc = sc->kbdc; 5596 int id; 5597 int i; 5598 5599 for (i = 0; i < nitems(rate); ++i) 5600 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5601 return (FALSE); 5602 id = get_aux_id(kbdc); 5603 /* 5604 * WinEasy 4D, 4 Way Scroll 4D: 6 5605 * Cable-Free 4D: 8 (4DPLUS) 5606 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5607 */ 5608 if (id != PSM_4DMOUSE_ID) 5609 return (FALSE); 5610 5611 if (arg == PROBE) { 5612 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5613 sc->hw.hwid = id; 5614 } 5615 5616 return (TRUE); 5617 } 5618 5619 /* 5620 * A4 Tech 4D+ Mouse 5621 * Newer wheel mice from A4 Tech seem to use this protocol. 5622 * Older models are recognized as either 4D Mouse or IntelliMouse. 5623 */ 5624 static int 5625 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5626 { 5627 KBDC kbdc = sc->kbdc; 5628 int id; 5629 5630 /* 5631 * enable_4dmouse() already issued the following ID sequence... 5632 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5633 int i; 5634 5635 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5636 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5637 return (FALSE); 5638 */ 5639 5640 id = get_aux_id(kbdc); 5641 switch (id) { 5642 case PSM_4DPLUS_ID: 5643 break; 5644 case PSM_4DPLUS_RFSW35_ID: 5645 break; 5646 default: 5647 return (FALSE); 5648 } 5649 5650 if (arg == PROBE) { 5651 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5652 sc->hw.hwid = id; 5653 } 5654 5655 return (TRUE); 5656 } 5657 5658 /* Synaptics Touchpad */ 5659 static int 5660 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5661 { 5662 struct psm_softc *sc; 5663 int error, arg; 5664 5665 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5666 oidp->oid_arg2 > SYNAPTICS_SYSCTL_LAST) 5667 return (EINVAL); 5668 5669 sc = oidp->oid_arg1; 5670 5671 /* Read the current value. */ 5672 arg = *(int *)((char *)sc + oidp->oid_arg2); 5673 error = sysctl_handle_int(oidp, &arg, 0, req); 5674 5675 /* Sanity check. */ 5676 if (error || !req->newptr) 5677 return (error); 5678 5679 /* 5680 * Check that the new value is in the concerned node's range 5681 * of values. 5682 */ 5683 switch (oidp->oid_arg2) { 5684 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5685 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5686 if (arg < 0 || arg > 255) 5687 return (EINVAL); 5688 break; 5689 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5690 if (arg < 4 || arg > 15) 5691 return (EINVAL); 5692 break; 5693 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5694 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5695 case SYNAPTICS_SYSCTL_NA_TOP: 5696 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5697 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5698 return (EINVAL); 5699 break; 5700 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5701 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5702 /* Softbuttons is clickpad only feature */ 5703 if (!sc->synhw.capClickPad && arg != 0) 5704 return (EINVAL); 5705 /* FALLTHROUGH */ 5706 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5707 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5708 case SYNAPTICS_SYSCTL_NA_RIGHT: 5709 case SYNAPTICS_SYSCTL_NA_LEFT: 5710 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5711 return (EINVAL); 5712 break; 5713 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5714 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5715 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5716 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5717 return (EINVAL); 5718 break; 5719 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5720 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5721 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5722 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5723 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5724 case SYNAPTICS_SYSCTL_DIV_MIN: 5725 case SYNAPTICS_SYSCTL_DIV_MAX: 5726 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5727 case SYNAPTICS_SYSCTL_DIV_LEN: 5728 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5729 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5730 if (arg < 1) 5731 return (EINVAL); 5732 break; 5733 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5734 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5735 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5736 if (arg < 0) 5737 return (EINVAL); 5738 break; 5739 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5740 if (arg < -sc->synhw.maximumXCoord || 5741 arg > sc->synhw.maximumXCoord) 5742 return (EINVAL); 5743 break; 5744 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5745 /* Softbuttons is clickpad only feature */ 5746 if (!sc->synhw.capClickPad && arg != 0) 5747 return (EINVAL); 5748 /* FALLTHROUGH */ 5749 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5750 if (arg < -sc->synhw.maximumYCoord || 5751 arg > sc->synhw.maximumYCoord) 5752 return (EINVAL); 5753 break; 5754 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5755 case SYNAPTICS_SYSCTL_THREE_FINGER_DRAG: 5756 case SYNAPTICS_SYSCTL_NATURAL_SCROLL: 5757 if (arg < 0 || arg > 1) 5758 return (EINVAL); 5759 break; 5760 default: 5761 return (EINVAL); 5762 } 5763 5764 /* Update. */ 5765 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5766 5767 return (error); 5768 } 5769 5770 static void 5771 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5772 { 5773 /* 5774 * Set predefined sizes for softbuttons. 5775 * Values are taken to match HP Pavilion dv6 clickpad drawings 5776 * with thin middle softbutton placed on separator 5777 */ 5778 5779 /* hw.psm.synaptics.softbuttons_y */ 5780 sc->syninfo.softbuttons_y = sc->synhw.topButtonPad ? -1700 : 1700; 5781 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5782 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5783 "softbuttons_y", 5784 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5785 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5786 synaptics_sysctl, "I", 5787 "Vertical size of softbuttons area"); 5788 5789 /* hw.psm.synaptics.softbutton2_x */ 5790 sc->syninfo.softbutton2_x = 3100; 5791 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5792 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5793 "softbutton2_x", 5794 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5795 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5796 synaptics_sysctl, "I", 5797 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5798 5799 /* hw.psm.synaptics.softbutton3_x */ 5800 sc->syninfo.softbutton3_x = 3900; 5801 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5802 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5803 "softbutton3_x", 5804 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5805 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5806 synaptics_sysctl, "I", 5807 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5808 } 5809 5810 static void 5811 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5812 const char *descr) 5813 { 5814 5815 if (sc->syninfo.sysctl_tree != NULL) 5816 return; 5817 5818 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5819 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5820 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5821 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, 5822 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, descr); 5823 5824 /* hw.psm.synaptics.directional_scrolls. */ 5825 sc->syninfo.directional_scrolls = 0; 5826 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5827 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5828 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5829 &sc->syninfo.directional_scrolls, 0, 5830 "Enable hardware scrolling pad (if non-zero) or register it as " 5831 "extended buttons (if 0)"); 5832 5833 /* hw.psm.synaptics.max_x. */ 5834 sc->syninfo.max_x = 6143; 5835 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5836 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5837 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5838 &sc->syninfo.max_x, 0, 5839 "Horizontal reporting range"); 5840 5841 /* hw.psm.synaptics.max_y. */ 5842 sc->syninfo.max_y = 6143; 5843 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5844 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5845 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5846 &sc->syninfo.max_y, 0, 5847 "Vertical reporting range"); 5848 5849 /* 5850 * Turn off two finger scroll if we have a 5851 * physical area reserved for scrolling or when 5852 * there's no multi finger support. 5853 */ 5854 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5855 sc->synhw.capAdvancedGestures == 0)) 5856 sc->syninfo.two_finger_scroll = 0; 5857 else 5858 sc->syninfo.two_finger_scroll = 1; 5859 /* hw.psm.synaptics.two_finger_scroll. */ 5860 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5861 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5862 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5863 &sc->syninfo.two_finger_scroll, 0, 5864 "Enable two finger scrolling"); 5865 5866 /* hw.psm.synaptics.min_pressure. */ 5867 sc->syninfo.min_pressure = 32; 5868 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5869 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5870 "min_pressure", 5871 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5872 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5873 synaptics_sysctl, "I", 5874 "Minimum pressure required to start an action"); 5875 5876 /* hw.psm.synaptics.max_pressure. */ 5877 sc->syninfo.max_pressure = 220; 5878 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5879 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5880 "max_pressure", 5881 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5882 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5883 synaptics_sysctl, "I", 5884 "Maximum pressure to detect palm"); 5885 5886 /* hw.psm.synaptics.max_width. */ 5887 sc->syninfo.max_width = 10; 5888 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5889 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5890 "max_width", 5891 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5892 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5893 synaptics_sysctl, "I", 5894 "Maximum finger width to detect palm"); 5895 5896 /* hw.psm.synaptics.top_margin. */ 5897 sc->syninfo.margin_top = 200; 5898 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5899 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5900 "margin_top", 5901 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5902 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5903 synaptics_sysctl, "I", 5904 "Top margin"); 5905 5906 /* hw.psm.synaptics.right_margin. */ 5907 sc->syninfo.margin_right = 200; 5908 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5909 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5910 "margin_right", 5911 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5912 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5913 synaptics_sysctl, "I", 5914 "Right margin"); 5915 5916 /* hw.psm.synaptics.bottom_margin. */ 5917 sc->syninfo.margin_bottom = 200; 5918 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5919 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5920 "margin_bottom", 5921 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5922 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5923 synaptics_sysctl, "I", 5924 "Bottom margin"); 5925 5926 /* hw.psm.synaptics.left_margin. */ 5927 sc->syninfo.margin_left = 200; 5928 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5929 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5930 "margin_left", 5931 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5932 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5933 synaptics_sysctl, "I", 5934 "Left margin"); 5935 5936 /* hw.psm.synaptics.na_top. */ 5937 sc->syninfo.na_top = 1783; 5938 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5939 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5940 "na_top", 5941 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5942 sc, SYNAPTICS_SYSCTL_NA_TOP, 5943 synaptics_sysctl, "I", 5944 "Top noisy area, where weight_previous_na is used instead " 5945 "of weight_previous"); 5946 5947 /* hw.psm.synaptics.na_right. */ 5948 sc->syninfo.na_right = 563; 5949 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5950 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5951 "na_right", 5952 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5953 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5954 synaptics_sysctl, "I", 5955 "Right noisy area, where weight_previous_na is used instead " 5956 "of weight_previous"); 5957 5958 /* hw.psm.synaptics.na_bottom. */ 5959 sc->syninfo.na_bottom = 1408; 5960 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5961 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5962 "na_bottom", 5963 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5964 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5965 synaptics_sysctl, "I", 5966 "Bottom noisy area, where weight_previous_na is used instead " 5967 "of weight_previous"); 5968 5969 /* hw.psm.synaptics.na_left. */ 5970 sc->syninfo.na_left = 1600; 5971 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5972 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5973 "na_left", 5974 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5975 sc, SYNAPTICS_SYSCTL_NA_LEFT, 5976 synaptics_sysctl, "I", 5977 "Left noisy area, where weight_previous_na is used instead " 5978 "of weight_previous"); 5979 5980 /* hw.psm.synaptics.window_min. */ 5981 sc->syninfo.window_min = 4; 5982 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5983 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5984 "window_min", 5985 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5986 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 5987 synaptics_sysctl, "I", 5988 "Minimum window size to start an action"); 5989 5990 /* hw.psm.synaptics.window_max. */ 5991 sc->syninfo.window_max = 10; 5992 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5993 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5994 "window_max", 5995 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5996 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 5997 synaptics_sysctl, "I", 5998 "Maximum window size"); 5999 6000 /* hw.psm.synaptics.multiplicator. */ 6001 sc->syninfo.multiplicator = 10000; 6002 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6003 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6004 "multiplicator", 6005 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6006 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 6007 synaptics_sysctl, "I", 6008 "Multiplicator to increase precision in averages and divisions"); 6009 6010 /* hw.psm.synaptics.weight_current. */ 6011 sc->syninfo.weight_current = 3; 6012 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6013 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6014 "weight_current", 6015 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6016 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 6017 synaptics_sysctl, "I", 6018 "Weight of the current movement in the new average"); 6019 6020 /* hw.psm.synaptics.weight_previous. */ 6021 sc->syninfo.weight_previous = 6; 6022 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6023 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6024 "weight_previous", 6025 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6026 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 6027 synaptics_sysctl, "I", 6028 "Weight of the previous average"); 6029 6030 /* hw.psm.synaptics.weight_previous_na. */ 6031 sc->syninfo.weight_previous_na = 20; 6032 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6033 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6034 "weight_previous_na", 6035 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6036 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 6037 synaptics_sysctl, "I", 6038 "Weight of the previous average (inside the noisy area)"); 6039 6040 /* hw.psm.synaptics.weight_len_squared. */ 6041 sc->syninfo.weight_len_squared = 2000; 6042 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6043 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6044 "weight_len_squared", 6045 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6046 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 6047 synaptics_sysctl, "I", 6048 "Length (squared) of segments where weight_previous " 6049 "starts to decrease"); 6050 6051 /* hw.psm.synaptics.div_min. */ 6052 sc->syninfo.div_min = 9; 6053 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6054 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6055 "div_min", 6056 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6057 sc, SYNAPTICS_SYSCTL_DIV_MIN, 6058 synaptics_sysctl, "I", 6059 "Divisor for fast movements"); 6060 6061 /* hw.psm.synaptics.div_max. */ 6062 sc->syninfo.div_max = 17; 6063 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6064 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6065 "div_max", 6066 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 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", 6076 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6077 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 6078 synaptics_sysctl, "I", 6079 "Divisor with slow movements (inside the noisy area)"); 6080 6081 /* hw.psm.synaptics.div_len. */ 6082 sc->syninfo.div_len = 100; 6083 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6084 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6085 "div_len", 6086 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6087 sc, SYNAPTICS_SYSCTL_DIV_LEN, 6088 synaptics_sysctl, "I", 6089 "Length of segments where div_max starts to decrease"); 6090 6091 /* hw.psm.synaptics.tap_max_delta. */ 6092 sc->syninfo.tap_max_delta = 80; 6093 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6094 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6095 "tap_max_delta", 6096 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6097 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 6098 synaptics_sysctl, "I", 6099 "Length of segments above which a tap is ignored"); 6100 6101 /* hw.psm.synaptics.tap_min_queue. */ 6102 sc->syninfo.tap_min_queue = 2; 6103 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6104 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6105 "tap_min_queue", 6106 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6107 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 6108 synaptics_sysctl, "I", 6109 "Number of packets required to consider a tap"); 6110 6111 /* hw.psm.synaptics.taphold_timeout. */ 6112 sc->gesture.in_taphold = 0; 6113 sc->syninfo.taphold_timeout = tap_timeout; 6114 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6115 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6116 "taphold_timeout", 6117 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6118 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 6119 synaptics_sysctl, "I", 6120 "Maximum elapsed time between two taps to consider a tap-hold " 6121 "action"); 6122 6123 /* hw.psm.synaptics.vscroll_hor_area. */ 6124 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 6125 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6126 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6127 "vscroll_hor_area", 6128 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6129 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 6130 synaptics_sysctl, "I", 6131 "Area reserved for horizontal virtual scrolling"); 6132 6133 /* hw.psm.synaptics.vscroll_ver_area. */ 6134 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 6135 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6136 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6137 "vscroll_ver_area", 6138 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6139 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 6140 synaptics_sysctl, "I", 6141 "Area reserved for vertical virtual scrolling"); 6142 6143 /* hw.psm.synaptics.vscroll_min_delta. */ 6144 sc->syninfo.vscroll_min_delta = 50; 6145 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6146 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6147 "vscroll_min_delta", 6148 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6149 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 6150 synaptics_sysctl, "I", 6151 "Minimum movement to consider virtual scrolling"); 6152 6153 /* hw.psm.synaptics.vscroll_div_min. */ 6154 sc->syninfo.vscroll_div_min = 100; 6155 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6156 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6157 "vscroll_div_min", 6158 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6159 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 6160 synaptics_sysctl, "I", 6161 "Divisor for fast scrolling"); 6162 6163 /* hw.psm.synaptics.vscroll_div_min. */ 6164 sc->syninfo.vscroll_div_max = 150; 6165 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6166 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6167 "vscroll_div_max", 6168 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6169 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 6170 synaptics_sysctl, "I", 6171 "Divisor for slow scrolling"); 6172 6173 /* hw.psm.synaptics.touchpad_off. */ 6174 sc->syninfo.touchpad_off = 0; 6175 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6176 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6177 "touchpad_off", 6178 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6179 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 6180 synaptics_sysctl, "I", 6181 "Turn off touchpad"); 6182 6183 sc->syninfo.three_finger_drag = 0; 6184 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6185 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6186 "three_finger_drag", 6187 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6188 sc, SYNAPTICS_SYSCTL_THREE_FINGER_DRAG, 6189 synaptics_sysctl, "I", 6190 "Enable dragging with three fingers"); 6191 6192 /* hw.psm.synaptics.natural_scroll. */ 6193 sc->syninfo.natural_scroll = 0; 6194 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6195 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6196 "natural_scroll", 6197 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6198 sc, SYNAPTICS_SYSCTL_NATURAL_SCROLL, 6199 synaptics_sysctl, "I", 6200 "Enable natural scrolling"); 6201 6202 sc->syninfo.softbuttons_y = 0; 6203 sc->syninfo.softbutton2_x = 0; 6204 sc->syninfo.softbutton3_x = 0; 6205 6206 /* skip softbuttons sysctl on not clickpads */ 6207 if (sc->synhw.capClickPad) 6208 synaptics_sysctl_create_softbuttons_tree(sc); 6209 } 6210 6211 static int 6212 synaptics_preferred_mode(struct psm_softc *sc) { 6213 int mode_byte; 6214 6215 /* Check if we are in relative mode */ 6216 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 6217 if (tap_enabled == 0) 6218 /* 6219 * Disable tap & drag gestures. We use a Mode Byte 6220 * and set the DisGest bit (see §2.5 of Synaptics 6221 * TouchPad Interfacing Guide). 6222 */ 6223 return (0x04); 6224 else 6225 /* 6226 * Enable tap & drag gestures. We use a Mode Byte 6227 * and clear the DisGest bit (see §2.5 of Synaptics 6228 * TouchPad Interfacing Guide). 6229 */ 6230 return (0x00); 6231 } 6232 6233 mode_byte = 0xc4; 6234 6235 /* request wmode where available */ 6236 if (sc->synhw.capExtended) 6237 mode_byte |= 1; 6238 6239 return mode_byte; 6240 } 6241 6242 static void 6243 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6244 mouse_ext_command(sc->kbdc, mode_byte); 6245 6246 /* "Commit" the Set Mode Byte command sent above. */ 6247 set_mouse_sampling_rate(sc->kbdc, 20); 6248 6249 /* 6250 * Enable advanced gestures mode if supported and we are not entering 6251 * passthrough or relative mode. 6252 */ 6253 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6254 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6255 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODEL_ID); 6256 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6257 } 6258 } 6259 6260 /* 6261 * AUX MUX detection code should be placed at very beginning of probe sequence 6262 * at least before 4-byte protocol mouse probes e.g. MS IntelliMouse probe as 6263 * latter can trigger switching the MUX to incompatible state. 6264 */ 6265 static int 6266 enable_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6267 { 6268 KBDC kbdc = sc->kbdc; 6269 int port, version; 6270 int probe = FALSE; 6271 int active_ports_count = 0; 6272 int active_ports_mask = 0; 6273 6274 sc->muxsinglesyna = FALSE; 6275 6276 if (mux_disabled == 1 || (mux_disabled == -1 && 6277 (kbdc->quirks & KBDC_QUIRK_DISABLE_MUX_PROBE) != 0)) 6278 return (FALSE); 6279 6280 version = enable_aux_mux(kbdc); 6281 if (version == -1) 6282 return (FALSE); 6283 6284 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6285 VLOG(3, (LOG_DEBUG, "aux_mux: ping port %d\n", port)); 6286 set_active_aux_mux_port(kbdc, port); 6287 if (enable_aux_dev(kbdc) && disable_aux_dev(kbdc)) { 6288 active_ports_count++; 6289 active_ports_mask |= 1 << port; 6290 } 6291 } 6292 6293 if (verbose >= 2) 6294 printf("Active Multiplexing PS/2 controller v%d.%d with %d " 6295 "active port(s)\n", version >> 4 & 0x0f, version & 0x0f, 6296 active_ports_count); 6297 6298 /* psm has a special support for GenMouse + SynTouchpad combination */ 6299 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6300 if ((active_ports_mask & 1 << port) == 0) 6301 continue; 6302 VLOG(3, (LOG_DEBUG, "aux_mux: probe port %d\n", port)); 6303 set_active_aux_mux_port(kbdc, port); 6304 probe = enable_synaptics(sc, arg); 6305 if (probe) { 6306 if (arg == PROBE) 6307 sc->muxport = port; 6308 break; 6309 } 6310 } 6311 6312 /* IRQ handler does not support active multiplexing mode */ 6313 disable_aux_mux(kbdc); 6314 6315 /* Is MUX still alive after switching back to legacy mode? */ 6316 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6317 /* 6318 * On some laptops e.g. Lenovo X121e dead AUX MUX can be 6319 * brought back to life with resetting of keyboard. 6320 */ 6321 reset_kbd(kbdc); 6322 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6323 device_printf(sc->dev, "AUX MUX hang detected!\n"); 6324 printf("Consider adding hw.psm.mux_disabled=1 to " 6325 "loader tunables\n"); 6326 } 6327 } 6328 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 6329 6330 /* Don't disable syncbit checks if Synaptics is only device on MUX */ 6331 if (active_ports_count == 1) 6332 sc->muxsinglesyna = probe; 6333 return (active_ports_count != 1 ? probe : FALSE); 6334 } 6335 6336 static int 6337 enable_single_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6338 { 6339 /* Synaptics device is already initialized in enable_synaptics_mux */ 6340 return (sc->muxsinglesyna); 6341 } 6342 6343 static int 6344 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6345 { 6346 device_t psmcpnp; 6347 struct psmcpnp_softc *psmcpnp_sc; 6348 KBDC kbdc = sc->kbdc; 6349 synapticshw_t synhw; 6350 int status[3]; 6351 int buttons; 6352 6353 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6354 6355 /* 6356 * Just to be on the safe side: this avoids troubles with 6357 * following mouse_ext_command() when the previous command 6358 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6359 * Synaptics Touchpad behaviour. 6360 */ 6361 set_mouse_scaling(kbdc, 1); 6362 6363 /* Identify the Touchpad version. */ 6364 if (mouse_ext_command(kbdc, SYNAPTICS_READ_IDENTITY) == 0) 6365 return (FALSE); 6366 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6367 return (FALSE); 6368 if (status[1] != 0x47) 6369 return (FALSE); 6370 6371 bzero(&synhw, sizeof(synhw)); 6372 synhw.infoMinor = status[0]; 6373 synhw.infoMajor = status[2] & 0x0f; 6374 6375 if (verbose >= 2) 6376 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6377 synhw.infoMinor); 6378 6379 if (synhw.infoMajor < 4) { 6380 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6381 return (FALSE); 6382 } 6383 6384 /* Get the Touchpad model information. */ 6385 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODEL_ID) == 0) 6386 return (FALSE); 6387 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6388 return (FALSE); 6389 if ((status[1] & 0x01) != 0) { 6390 printf(" Failed to read model information\n"); 6391 return (FALSE); 6392 } 6393 6394 synhw.infoRot180 = (status[0] & 0x80) != 0; 6395 synhw.infoPortrait = (status[0] & 0x40) != 0; 6396 synhw.infoSensor = status[0] & 0x3f; 6397 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6398 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6399 synhw.capPen = (status[2] & 0x40) != 0; 6400 synhw.infoSimplC = (status[2] & 0x20) != 0; 6401 synhw.infoGeometry = status[2] & 0x0f; 6402 6403 if (verbose >= 2) { 6404 printf(" Model information:\n"); 6405 printf(" infoRot180: %d\n", synhw.infoRot180); 6406 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6407 printf(" infoSensor: %d\n", synhw.infoSensor); 6408 printf(" infoHardware: %d\n", synhw.infoHardware); 6409 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6410 printf(" capPen: %d\n", synhw.capPen); 6411 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6412 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6413 } 6414 6415 /* 6416 * Typical bezel limits. Taken from 'Synaptics 6417 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6418 */ 6419 synhw.maximumXCoord = 5472; 6420 synhw.maximumYCoord = 4448; 6421 synhw.minimumXCoord = 1472; 6422 synhw.minimumYCoord = 1408; 6423 6424 /* Read the extended capability bits. */ 6425 if (mouse_ext_command(kbdc, SYNAPTICS_READ_CAPABILITIES) == 0) 6426 return (FALSE); 6427 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6428 return (FALSE); 6429 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6430 printf(" Failed to read extended capability bits\n"); 6431 return (FALSE); 6432 } 6433 6434 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6435 device_get_unit(sc->dev)); 6436 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6437 6438 /* Set the different capabilities when they exist. */ 6439 buttons = 0; 6440 synhw.capExtended = (status[0] & 0x80) != 0; 6441 if (synhw.capExtended) { 6442 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6443 synhw.capMiddle = (status[0] & 0x04) != 0; 6444 synhw.capPassthrough = (status[2] & 0x80) != 0; 6445 synhw.capLowPower = (status[2] & 0x40) != 0; 6446 synhw.capMultiFingerReport = 6447 (status[2] & 0x20) != 0; 6448 synhw.capSleep = (status[2] & 0x10) != 0; 6449 synhw.capFourButtons = (status[2] & 0x08) != 0; 6450 synhw.capBallistics = (status[2] & 0x04) != 0; 6451 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6452 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6453 6454 if (!set_mouse_scaling(kbdc, 1)) 6455 return (FALSE); 6456 if (mouse_ext_command(kbdc, SYNAPTICS_READ_RESOLUTIONS) == 0) 6457 return (FALSE); 6458 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6459 return (FALSE); 6460 6461 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6462 synhw.infoXupmm = status[0]; 6463 synhw.infoYupmm = status[2]; 6464 } 6465 6466 if (verbose >= 2) { 6467 printf(" Extended capabilities:\n"); 6468 printf(" capExtended: %d\n", synhw.capExtended); 6469 printf(" capMiddle: %d\n", synhw.capMiddle); 6470 printf(" nExtendedQueries: %d\n", 6471 synhw.nExtendedQueries); 6472 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6473 printf(" capLowPower: %d\n", synhw.capLowPower); 6474 printf(" capMultiFingerReport: %d\n", 6475 synhw.capMultiFingerReport); 6476 printf(" capSleep: %d\n", synhw.capSleep); 6477 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6478 printf(" capBallistics: %d\n", synhw.capBallistics); 6479 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6480 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6481 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6482 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6483 } 6484 6485 /* 6486 * If nExtendedQueries is 1 or greater, then the TouchPad 6487 * supports this number of extended queries. We can load 6488 * more information about buttons using query 0x09. 6489 */ 6490 if (synhw.nExtendedQueries >= 1) { 6491 if (!set_mouse_scaling(kbdc, 1)) 6492 return (FALSE); 6493 if (mouse_ext_command(kbdc, 6494 SYNAPTICS_READ_EXTENDED) == 0) 6495 return (FALSE); 6496 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6497 return (FALSE); 6498 synhw.verticalScroll = (status[0] & 0x01) != 0; 6499 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6500 synhw.verticalWheel = (status[0] & 0x08) != 0; 6501 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6502 synhw.capEWmode = (status[0] & 0x04) != 0; 6503 if (verbose >= 2) { 6504 printf(" Extended model ID:\n"); 6505 printf(" verticalScroll: %d\n", 6506 synhw.verticalScroll); 6507 printf(" horizontalScroll: %d\n", 6508 synhw.horizontalScroll); 6509 printf(" verticalWheel: %d\n", 6510 synhw.verticalWheel); 6511 printf(" nExtendedButtons: %d\n", 6512 synhw.nExtendedButtons); 6513 printf(" capEWmode: %d\n", 6514 synhw.capEWmode); 6515 } 6516 /* 6517 * Add the number of extended buttons to the total 6518 * button support count, including the middle button 6519 * if capMiddle support bit is set. 6520 */ 6521 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6522 } else 6523 /* 6524 * If the capFourButtons support bit is set, 6525 * add a fourth button to the total button count. 6526 */ 6527 buttons = synhw.capFourButtons ? 1 : 0; 6528 6529 /* Read the continued capabilities bits. */ 6530 if (synhw.nExtendedQueries >= 4) { 6531 if (!set_mouse_scaling(kbdc, 1)) 6532 return (FALSE); 6533 if (mouse_ext_command(kbdc, 6534 SYNAPTICS_READ_CAPABILITIES_CONT) == 0) 6535 return (FALSE); 6536 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6537 return (FALSE); 6538 6539 synhw.capClickPad = (status[1] & 0x01) << 1; 6540 synhw.capClickPad |= (status[0] & 0x10) != 0; 6541 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6542 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6543 synhw.capReportsV = (status[1] & 0x08) != 0; 6544 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6545 synhw.capReportsMin = (status[1] & 0x20) != 0; 6546 synhw.capInterTouch = (status[1] & 0x40) != 0; 6547 synhw.capReportsMax = (status[0] & 0x02) != 0; 6548 synhw.capClearPad = (status[0] & 0x04) != 0; 6549 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6550 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6551 6552 if (synhw.capReportsMax) { 6553 if (!set_mouse_scaling(kbdc, 1)) 6554 return (FALSE); 6555 if (mouse_ext_command(kbdc, 6556 SYNAPTICS_READ_MAX_COORDS) == 0) 6557 return (FALSE); 6558 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6559 return (FALSE); 6560 6561 synhw.maximumXCoord = (status[0] << 5) | 6562 ((status[1] & 0x0f) << 1); 6563 synhw.maximumYCoord = (status[2] << 5) | 6564 ((status[1] & 0xf0) >> 3); 6565 } 6566 6567 if (synhw.capReportsMin) { 6568 if (!set_mouse_scaling(kbdc, 1)) 6569 return (FALSE); 6570 if (mouse_ext_command(kbdc, 6571 SYNAPTICS_READ_MIN_COORDS) == 0) 6572 return (FALSE); 6573 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6574 return (FALSE); 6575 6576 synhw.minimumXCoord = (status[0] << 5) | 6577 ((status[1] & 0x0f) << 1); 6578 synhw.minimumYCoord = (status[2] << 5) | 6579 ((status[1] & 0xf0) >> 3); 6580 } 6581 6582 /* 6583 * ClickPad properties are not exported through PS/2 6584 * protocol. Detection is based on controller's PnP ID. 6585 */ 6586 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6587 switch (psmcpnp_sc->type) { 6588 case PSMCPNP_FORCEPAD: 6589 synhw.forcePad = 1; 6590 break; 6591 case PSMCPNP_TOPBUTTONPAD: 6592 synhw.topButtonPad = 1; 6593 break; 6594 default: 6595 break; 6596 } 6597 } 6598 6599 if (verbose >= 2) { 6600 printf(" Continued capabilities:\n"); 6601 printf(" capClickPad: %d\n", 6602 synhw.capClickPad); 6603 printf(" capDeluxeLEDs: %d\n", 6604 synhw.capDeluxeLEDs); 6605 printf(" noAbsoluteFilter: %d\n", 6606 synhw.noAbsoluteFilter); 6607 printf(" capReportsV: %d\n", 6608 synhw.capReportsV); 6609 printf(" capUniformClickPad: %d\n", 6610 synhw.capUniformClickPad); 6611 printf(" capReportsMin: %d\n", 6612 synhw.capReportsMin); 6613 printf(" capInterTouch: %d\n", 6614 synhw.capInterTouch); 6615 printf(" capReportsMax: %d\n", 6616 synhw.capReportsMax); 6617 printf(" capClearPad: %d\n", 6618 synhw.capClearPad); 6619 printf(" capAdvancedGestures: %d\n", 6620 synhw.capAdvancedGestures); 6621 printf(" capCoveredPad: %d\n", 6622 synhw.capCoveredPad); 6623 if (synhw.capReportsMax) { 6624 printf(" maximumXCoord: %d\n", 6625 synhw.maximumXCoord); 6626 printf(" maximumYCoord: %d\n", 6627 synhw.maximumYCoord); 6628 } 6629 if (synhw.capReportsMin) { 6630 printf(" minimumXCoord: %d\n", 6631 synhw.minimumXCoord); 6632 printf(" minimumYCoord: %d\n", 6633 synhw.minimumYCoord); 6634 } 6635 if (synhw.capClickPad) { 6636 printf(" Clickpad capabilities:\n"); 6637 printf(" forcePad: %d\n", 6638 synhw.forcePad); 6639 printf(" topButtonPad: %d\n", 6640 synhw.topButtonPad); 6641 } 6642 } 6643 buttons += synhw.capClickPad; 6644 } 6645 } 6646 6647 if (verbose >= 2) { 6648 if (synhw.capExtended) 6649 printf(" Additional Buttons: %d\n", buttons); 6650 else 6651 printf(" No extended capabilities\n"); 6652 } 6653 6654 /* 6655 * Add the default number of 3 buttons to the total 6656 * count of supported buttons reported above. 6657 */ 6658 buttons += 3; 6659 6660 /* 6661 * Read the mode byte. 6662 * 6663 * XXX: Note the Synaptics documentation also defines the first 6664 * byte of the response to this query to be a constant 0x3b, this 6665 * does not appear to be true for Touchpads with guest devices. 6666 */ 6667 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODES) == 0) 6668 return (FALSE); 6669 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6670 return (FALSE); 6671 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6672 printf(" Failed to read mode byte\n"); 6673 return (FALSE); 6674 } 6675 6676 if (arg == PROBE) 6677 sc->synhw = synhw; 6678 if (!synaptics_support) 6679 return (FALSE); 6680 6681 /* Set mouse type just now for synaptics_set_mode() */ 6682 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6683 6684 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6685 6686 if (trackpoint_support && synhw.capPassthrough) { 6687 enable_trackpoint(sc, arg); 6688 } 6689 6690 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6691 6692 if (arg == PROBE) { 6693 /* Create sysctl tree. */ 6694 synaptics_sysctl_create_tree(sc, "synaptics", 6695 "Synaptics TouchPad"); 6696 sc->hw.buttons = buttons; 6697 } 6698 6699 return (TRUE); 6700 } 6701 6702 static void 6703 synaptics_passthrough_on(struct psm_softc *sc) 6704 { 6705 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6706 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6707 } 6708 6709 static void 6710 synaptics_passthrough_off(struct psm_softc *sc) 6711 { 6712 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6713 set_mouse_scaling(sc->kbdc, 2); 6714 set_mouse_scaling(sc->kbdc, 1); 6715 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6716 } 6717 6718 /* IBM/Lenovo TrackPoint */ 6719 static int 6720 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6721 { 6722 const int seq[] = { 0xe2, cmd, loc, val }; 6723 int i; 6724 6725 if (sc->synhw.capPassthrough) 6726 synaptics_passthrough_on(sc); 6727 6728 for (i = 0; i < nitems(seq); i++) { 6729 if (sc->synhw.capPassthrough && 6730 (seq[i] == 0xff || seq[i] == 0xe7)) 6731 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6732 synaptics_passthrough_off(sc); 6733 return (EIO); 6734 } 6735 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6736 if (sc->synhw.capPassthrough) 6737 synaptics_passthrough_off(sc); 6738 return (EIO); 6739 } 6740 } 6741 6742 if (sc->synhw.capPassthrough) 6743 synaptics_passthrough_off(sc); 6744 6745 return (0); 6746 } 6747 6748 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6749 #define TPMASK 0 6750 #define TPLOC 1 6751 #define TPINFO 2 6752 6753 static int 6754 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6755 { 6756 static const int data[][3] = { 6757 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6758 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6759 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6760 { 0x00, 0x57, PSM_TPINFO(reach) }, 6761 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6762 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6763 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6764 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6765 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6766 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6767 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6768 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6769 }; 6770 struct psm_softc *sc; 6771 int error, newval, *oldvalp; 6772 const int *tp; 6773 6774 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6775 return (EINVAL); 6776 sc = arg1; 6777 tp = data[arg2]; 6778 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6779 newval = *oldvalp; 6780 error = sysctl_handle_int(oidp, &newval, 0, req); 6781 if (error != 0) 6782 return (error); 6783 if (newval == *oldvalp) 6784 return (0); 6785 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6786 return (EINVAL); 6787 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6788 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6789 if (error != 0) 6790 return (error); 6791 *oldvalp = newval; 6792 6793 return (0); 6794 } 6795 6796 static void 6797 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6798 { 6799 6800 if (sc->tpinfo.sysctl_tree != NULL) 6801 return; 6802 6803 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6804 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6805 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6806 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", 6807 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "IBM/Lenovo TrackPoint"); 6808 6809 /* hw.psm.trackpoint.sensitivity */ 6810 sc->tpinfo.sensitivity = 0x80; 6811 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6812 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6813 "sensitivity", 6814 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6815 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6816 trackpoint_sysctl, "I", 6817 "Sensitivity"); 6818 6819 /* hw.psm.trackpoint.negative_inertia */ 6820 sc->tpinfo.inertia = 0x06; 6821 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6822 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6823 "negative_inertia", 6824 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6825 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6826 trackpoint_sysctl, "I", 6827 "Negative inertia factor"); 6828 6829 /* hw.psm.trackpoint.upper_plateau */ 6830 sc->tpinfo.uplateau = 0x61; 6831 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6832 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6833 "upper_plateau", 6834 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6835 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6836 trackpoint_sysctl, "I", 6837 "Transfer function upper plateau speed"); 6838 6839 /* hw.psm.trackpoint.backup_range */ 6840 sc->tpinfo.reach = 0x0a; 6841 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6842 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6843 "backup_range", 6844 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6845 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6846 trackpoint_sysctl, "I", 6847 "Backup range"); 6848 6849 /* hw.psm.trackpoint.drag_hysteresis */ 6850 sc->tpinfo.draghys = 0xff; 6851 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6852 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6853 "drag_hysteresis", 6854 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6855 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6856 trackpoint_sysctl, "I", 6857 "Drag hysteresis"); 6858 6859 /* hw.psm.trackpoint.minimum_drag */ 6860 sc->tpinfo.mindrag = 0x14; 6861 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6862 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6863 "minimum_drag", 6864 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6865 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6866 trackpoint_sysctl, "I", 6867 "Minimum drag"); 6868 6869 /* hw.psm.trackpoint.up_threshold */ 6870 sc->tpinfo.upthresh = 0xff; 6871 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6872 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6873 "up_threshold", 6874 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6875 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6876 trackpoint_sysctl, "I", 6877 "Up threshold for release"); 6878 6879 /* hw.psm.trackpoint.threshold */ 6880 sc->tpinfo.threshold = 0x08; 6881 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6882 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6883 "threshold", 6884 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6885 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6886 trackpoint_sysctl, "I", 6887 "Threshold"); 6888 6889 /* hw.psm.trackpoint.jenks_curvature */ 6890 sc->tpinfo.jenks = 0x87; 6891 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6892 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6893 "jenks_curvature", 6894 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6895 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6896 trackpoint_sysctl, "I", 6897 "Jenks curvature"); 6898 6899 /* hw.psm.trackpoint.z_time */ 6900 sc->tpinfo.ztime = 0x26; 6901 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6902 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6903 "z_time", 6904 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6905 sc, TRACKPOINT_SYSCTL_Z_TIME, 6906 trackpoint_sysctl, "I", 6907 "Z time constant"); 6908 6909 /* hw.psm.trackpoint.press_to_select */ 6910 sc->tpinfo.pts = 0x00; 6911 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6912 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6913 "press_to_select", 6914 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6915 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6916 trackpoint_sysctl, "I", 6917 "Press to Select"); 6918 6919 /* hw.psm.trackpoint.skip_backups */ 6920 sc->tpinfo.skipback = 0x00; 6921 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6922 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6923 "skip_backups", 6924 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6925 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6926 trackpoint_sysctl, "I", 6927 "Skip backups from drags"); 6928 } 6929 6930 static void 6931 set_trackpoint_parameters(struct psm_softc *sc) 6932 { 6933 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6934 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6935 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6936 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6937 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6938 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6939 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6940 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6941 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6942 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6943 if (sc->tpinfo.pts == 0x01) 6944 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6945 if (sc->tpinfo.skipback == 0x01) 6946 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6947 } 6948 6949 static int 6950 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6951 { 6952 KBDC kbdc = sc->kbdc; 6953 int id; 6954 6955 /* 6956 * If called from enable_synaptics(), make sure that passthrough 6957 * mode is enabled so we can reach the trackpoint. 6958 * However, passthrough mode must be disabled before setting the 6959 * trackpoint parameters, as rackpoint_command() enables and disables 6960 * passthrough mode on its own. 6961 */ 6962 if (sc->synhw.capPassthrough) 6963 synaptics_passthrough_on(sc); 6964 6965 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6966 read_aux_data(kbdc) != 0x01) 6967 goto no_trackpoint; 6968 id = read_aux_data(kbdc); 6969 if (id < 0x01) 6970 goto no_trackpoint; 6971 if (arg == PROBE) 6972 sc->tphw = id; 6973 if (!trackpoint_support) 6974 goto no_trackpoint; 6975 6976 if (sc->synhw.capPassthrough) 6977 synaptics_passthrough_off(sc); 6978 6979 if (arg == PROBE) { 6980 trackpoint_sysctl_create_tree(sc); 6981 /* 6982 * Don't overwrite hwid and buttons when we are 6983 * a guest device. 6984 */ 6985 if (!sc->synhw.capPassthrough) { 6986 sc->hw.hwid = id; 6987 sc->hw.buttons = 3; 6988 } 6989 } 6990 6991 set_trackpoint_parameters(sc); 6992 6993 return (TRUE); 6994 6995 no_trackpoint: 6996 if (sc->synhw.capPassthrough) 6997 synaptics_passthrough_off(sc); 6998 6999 return (FALSE); 7000 } 7001 7002 /* Interlink electronics VersaPad */ 7003 static int 7004 enable_versapad(struct psm_softc *sc, enum probearg arg) 7005 { 7006 KBDC kbdc = sc->kbdc; 7007 int data[3]; 7008 7009 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 7010 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 7011 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7012 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7013 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7014 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7015 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 7016 return (FALSE); 7017 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 7018 return (FALSE); 7019 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7020 7021 return (TRUE); /* PS/2 absolute mode */ 7022 } 7023 7024 /* Elantech Touchpad */ 7025 static int 7026 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 7027 { 7028 int res, readcmd, retidx; 7029 int resp[3]; 7030 7031 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 7032 retidx = hwversion == 4 ? 1 : 0; 7033 7034 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7035 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 7036 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7037 res |= send_aux_command(kbdc, reg) != PSM_ACK; 7038 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7039 7040 if (res == 0) 7041 *val = resp[retidx]; 7042 7043 return (res); 7044 } 7045 7046 static int 7047 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 7048 { 7049 int res, writecmd; 7050 7051 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 7052 7053 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7054 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7055 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7056 res |= send_aux_command(kbdc, reg) != PSM_ACK; 7057 if (hwversion == 4) { 7058 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7059 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7060 } 7061 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7062 res |= send_aux_command(kbdc, val) != PSM_ACK; 7063 res |= set_mouse_scaling(kbdc, 1) == 0; 7064 7065 return (res); 7066 } 7067 7068 static int 7069 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 7070 { 7071 int res; 7072 7073 if (hwversion == 2) { 7074 res = set_mouse_scaling(kbdc, 1) == 0; 7075 res |= mouse_ext_command(kbdc, cmd) == 0; 7076 } else { 7077 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7078 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 7079 } 7080 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7081 7082 return (res); 7083 } 7084 7085 static int 7086 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 7087 { 7088 int i, val, res, hwversion, reg10; 7089 7090 /* set absolute mode */ 7091 hwversion = elanhw->hwversion; 7092 reg10 = -1; 7093 switch (hwversion) { 7094 case 2: 7095 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 7096 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7097 if (res) 7098 break; 7099 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 7100 break; 7101 case 3: 7102 reg10 = 0x0b; 7103 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7104 break; 7105 case 4: 7106 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 7107 break; 7108 default: 7109 res = 1; 7110 } 7111 7112 /* Read back reg 0x10 to ensure hardware is ready. */ 7113 if (res == 0 && reg10 >= 0) { 7114 for (i = 0; i < 5; i++) { 7115 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 7116 break; 7117 DELAY(2000); 7118 } 7119 if (i == 5) 7120 res = 1; 7121 } 7122 7123 if (res) 7124 printf("couldn't set absolute mode\n"); 7125 7126 return (res); 7127 } 7128 7129 static void 7130 elantech_init_synaptics(struct psm_softc *sc) 7131 { 7132 7133 /* Set capabilites required by movement smother */ 7134 sc->synhw.infoMajor = sc->elanhw.hwversion; 7135 sc->synhw.infoMinor = sc->elanhw.fwversion; 7136 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 7137 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 7138 sc->synhw.verticalScroll = 0; 7139 sc->synhw.nExtendedQueries = 4; 7140 sc->synhw.capExtended = 1; 7141 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 7142 sc->synhw.capClickPad = sc->elanhw.isclickpad; 7143 sc->synhw.capMultiFinger = 1; 7144 if (sc->elanhw.issemimt) 7145 sc->synhw.capAdvancedGestures = 1; 7146 else 7147 sc->synhw.capReportsV = 1; 7148 sc->synhw.capPalmDetect = 1; 7149 sc->synhw.capPen = 0; 7150 sc->synhw.capReportsMax = 1; 7151 sc->synhw.maximumXCoord = sc->elanhw.sizex; 7152 sc->synhw.maximumYCoord = sc->elanhw.sizey; 7153 sc->synhw.capReportsMin = 1; 7154 sc->synhw.minimumXCoord = 0; 7155 sc->synhw.minimumYCoord = 0; 7156 7157 if (sc->syninfo.sysctl_tree == NULL) { 7158 synaptics_sysctl_create_tree(sc, "elantech", 7159 "Elantech Touchpad"); 7160 7161 /* 7162 * Adjust synaptic smoother tunables 7163 * 1. Disable finger detection pressure threshold. Unlike 7164 * synaptics we assume the finger is acting when packet with 7165 * its X&Y arrives not when pressure exceedes some threshold 7166 * 2. Disable unrelated features like margins and noisy areas 7167 * 3. Disable virtual scroll areas as 2nd finger is preferable 7168 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 7169 * softbuttons 7170 * 5. Scale down divisors and movement lengths by a factor of 3 7171 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 7172 */ 7173 7174 /* Set reporting range to be equal touchpad size */ 7175 sc->syninfo.max_x = sc->elanhw.sizex; 7176 sc->syninfo.max_y = sc->elanhw.sizey; 7177 7178 /* Disable finger detection pressure threshold */ 7179 sc->syninfo.min_pressure = 1; 7180 7181 /* Adjust palm width to nearly match synaptics w=10 */ 7182 sc->syninfo.max_width = 7; 7183 7184 /* Elans often report double & triple taps as single event */ 7185 sc->syninfo.tap_min_queue = 1; 7186 7187 /* Use full area of touchpad */ 7188 sc->syninfo.margin_top = 0; 7189 sc->syninfo.margin_right = 0; 7190 sc->syninfo.margin_bottom = 0; 7191 sc->syninfo.margin_left = 0; 7192 7193 /* Disable noisy area */ 7194 sc->syninfo.na_top = 0; 7195 sc->syninfo.na_right = 0; 7196 sc->syninfo.na_bottom = 0; 7197 sc->syninfo.na_left = 0; 7198 7199 /* Tune divisors and movement lengths */ 7200 sc->syninfo.weight_len_squared = 200; 7201 sc->syninfo.div_min = 3; 7202 sc->syninfo.div_max = 6; 7203 sc->syninfo.div_max_na = 10; 7204 sc->syninfo.div_len = 30; 7205 sc->syninfo.tap_max_delta = 25; 7206 7207 /* Disable virtual scrolling areas and tune its divisors */ 7208 sc->syninfo.vscroll_hor_area = 0; 7209 sc->syninfo.vscroll_ver_area = 0; 7210 sc->syninfo.vscroll_min_delta = 15; 7211 sc->syninfo.vscroll_div_min = 30; 7212 sc->syninfo.vscroll_div_max = 50; 7213 7214 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 7215 if (sc->elanhw.isclickpad) { 7216 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 7217 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 7218 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 7219 } 7220 } 7221 7222 return; 7223 } 7224 7225 static int 7226 enable_elantech(struct psm_softc *sc, enum probearg arg) 7227 { 7228 static const int ic2hw[] = 7229 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 7230 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 }; 7231 static const int fw_sizes[][3] = { 7232 /* FW.vers MaxX MaxY */ 7233 { 0x020030, 1152, 768 }, 7234 { 0x020800, 1152, 768 }, 7235 { 0x020b00, 1152, 768 }, 7236 { 0x040215, 900, 500 }, 7237 { 0x040216, 819, 405 }, 7238 { 0x040219, 900, 500 }, 7239 }; 7240 elantechhw_t elanhw; 7241 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 7242 KBDC kbdc = sc->kbdc; 7243 7244 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 7245 7246 set_mouse_scaling(kbdc, 1); 7247 set_mouse_scaling(kbdc, 1); 7248 set_mouse_scaling(kbdc, 1); 7249 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 7250 return (FALSE); 7251 7252 if (!ELANTECH_MAGIC(resp)) 7253 return (FALSE); 7254 7255 /* Identify the Touchpad version. */ 7256 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 7257 return (FALSE); 7258 7259 bzero(&elanhw, sizeof(elanhw)); 7260 7261 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 7262 icversion = resp[0] & 0x0f; 7263 hwversion = ic2hw[icversion]; 7264 7265 if (verbose >= 2) 7266 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 7267 hwversion, elanhw.fwversion); 7268 7269 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 7270 printf (" Unsupported touchpad hardware (v1)\n"); 7271 return (FALSE); 7272 } 7273 if (hwversion == 0) { 7274 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 7275 elanhw.fwversion); 7276 return (FALSE); 7277 } 7278 7279 /* Get the Touchpad model information. */ 7280 elanhw.hwversion = hwversion; 7281 elanhw.issemimt = hwversion == 2; 7282 elanhw.isclickpad = (resp[1] & 0x10) != 0; 7283 elanhw.hascrc = (resp[1] & 0x40) != 0; 7284 elanhw.haspressure = elanhw.fwversion >= 0x020800; 7285 7286 /* Read the capability bits. */ 7287 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 7288 printf(" Failed to read capability bits\n"); 7289 return (FALSE); 7290 } 7291 7292 elanhw.ntracesx = imax(resp[1], 3); 7293 elanhw.ntracesy = imax(resp[2], 3); 7294 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 7295 7296 /* Get the touchpad resolution */ 7297 switch (hwversion) { 7298 case 4: 7299 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7300 == 0) { 7301 dpix = (resp[1] & 0x0f) * 10 + 790; 7302 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7303 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7304 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7305 break; 7306 } 7307 /* FALLTHROUGH */ 7308 case 2: 7309 case 3: 7310 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7311 break; 7312 } 7313 7314 if (!elantech_support) 7315 return (FALSE); 7316 7317 if (elantech_init(kbdc, &elanhw)) { 7318 printf("couldn't initialize elantech touchpad\n"); 7319 return (FALSE); 7320 } 7321 7322 /* 7323 * Get the touchpad reporting range. 7324 * On HW v.3 touchpads it should be done after switching hardware 7325 * to real resolution mode (by setting bit 3 of reg10) 7326 */ 7327 elanhw.dptracex = elanhw.dptracey = 64; 7328 for (i = 0; i < nitems(fw_sizes); i++) { 7329 if (elanhw.fwversion == fw_sizes[i][0]) { 7330 elanhw.sizex = fw_sizes[i][1]; 7331 elanhw.sizey = fw_sizes[i][2]; 7332 goto found; 7333 } 7334 } 7335 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7336 printf(" Failed to read touchpad size\n"); 7337 elanhw.sizex = 10000; /* Arbitrary high values to */ 7338 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7339 } else if (hwversion == 2) { 7340 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7341 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7342 elanhw.dptracex = resp[1] / 2; 7343 elanhw.dptracey = resp[2] / 2; 7344 } 7345 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7346 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7347 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7348 } else { 7349 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7350 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7351 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7352 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7353 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7354 } 7355 found: 7356 if (verbose >= 2) { 7357 printf(" Model information:\n"); 7358 printf(" MaxX: %d\n", elanhw.sizex); 7359 printf(" MaxY: %d\n", elanhw.sizey); 7360 printf(" DpmmX: %d\n", elanhw.dpmmx); 7361 printf(" DpmmY: %d\n", elanhw.dpmmy); 7362 printf(" TracesX: %d\n", elanhw.ntracesx); 7363 printf(" TracesY: %d\n", elanhw.ntracesy); 7364 printf(" DptraceX: %d\n", elanhw.dptracex); 7365 printf(" DptraceY: %d\n", elanhw.dptracey); 7366 printf(" SemiMT: %d\n", elanhw.issemimt); 7367 printf(" Clickpad: %d\n", elanhw.isclickpad); 7368 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7369 printf(" CRC: %d\n", elanhw.hascrc); 7370 printf(" Pressure: %d\n", elanhw.haspressure); 7371 } 7372 7373 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7374 7375 if (arg == PROBE) { 7376 sc->elanhw = elanhw; 7377 sc->hw.buttons = 3; 7378 7379 /* Initialize synaptics movement smoother */ 7380 elantech_init_synaptics(sc); 7381 7382 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7383 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7384 } 7385 7386 return (TRUE); 7387 } 7388 7389 /* 7390 * Return true if 'now' is earlier than (start + (secs.usecs)). 7391 * Now may be NULL and the function will fetch the current time from 7392 * getmicrouptime(), or a cached 'now' can be passed in. 7393 * All values should be numbers derived from getmicrouptime(). 7394 */ 7395 static int 7396 timeelapsed(const struct timeval *start, int secs, int usecs, 7397 const struct timeval *now) 7398 { 7399 struct timeval snow, tv; 7400 7401 /* if there is no 'now' passed in, the get it as a convience. */ 7402 if (now == NULL) { 7403 getmicrouptime(&snow); 7404 now = &snow; 7405 } 7406 7407 tv.tv_sec = secs; 7408 tv.tv_usec = usecs; 7409 timevaladd(&tv, start); 7410 return (timevalcmp(&tv, now, <)); 7411 } 7412 7413 static int 7414 psmresume(device_t dev) 7415 { 7416 struct psm_softc *sc = device_get_softc(dev); 7417 int err; 7418 7419 VDLOG(2, dev, LOG_NOTICE, "system resume hook called.\n"); 7420 7421 if ((sc->config & 7422 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7423 return (0); 7424 7425 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7426 7427 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7428 /* 7429 * Release the blocked process; it must be notified that 7430 * the device cannot be accessed anymore. 7431 */ 7432 sc->state &= ~PSM_ASLP; 7433 wakeup(sc); 7434 } 7435 7436 VDLOG(2, dev, LOG_DEBUG, "system resume hook exiting.\n"); 7437 7438 return (err); 7439 } 7440 7441 DRIVER_MODULE(psm, atkbdc, psm_driver, 0, 0); 7442 #ifdef EVDEV_SUPPORT 7443 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7444 #endif 7445 7446 #ifdef DEV_ISA 7447 7448 /* 7449 * This sucks up assignments from PNPBIOS and ACPI. 7450 */ 7451 7452 /* 7453 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7454 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7455 * can be probed and attached only after the AT keyboard controller is 7456 * attached, we shall quietly reserve the IRQ resource for later use. 7457 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7458 * copy the IRQ resource to the PS/2 mouse device instance hanging 7459 * under the keyboard controller, then probe and attach it. 7460 */ 7461 7462 static device_probe_t psmcpnp_probe; 7463 static device_attach_t psmcpnp_attach; 7464 7465 static device_method_t psmcpnp_methods[] = { 7466 DEVMETHOD(device_probe, psmcpnp_probe), 7467 DEVMETHOD(device_attach, psmcpnp_attach), 7468 { 0, 0 } 7469 }; 7470 7471 static driver_t psmcpnp_driver = { 7472 PSMCPNP_DRIVER_NAME, 7473 psmcpnp_methods, 7474 sizeof(struct psmcpnp_softc), 7475 }; 7476 7477 static struct isa_pnp_id psmcpnp_ids[] = { 7478 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7479 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7480 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7481 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7482 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7483 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7484 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7485 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7486 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7487 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7488 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7489 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7490 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7491 { 0 } 7492 }; 7493 7494 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7495 static struct isa_pnp_id topbtpad_ids[] = { 7496 { 0x1700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0017, ThinkPad */ 7497 { 0x1800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0018, ThinkPad */ 7498 { 0x1900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0019, ThinkPad */ 7499 { 0x2300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0023, ThinkPad */ 7500 { 0x2a00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002a, ThinkPad */ 7501 { 0x2b00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002b, ThinkPad */ 7502 { 0x2c00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002c, ThinkPad */ 7503 { 0x2d00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002d, ThinkPad */ 7504 { 0x2e00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002e, ThinkPad */ 7505 { 0x3300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0033, ThinkPad */ 7506 { 0x3400ae30, "Lenovo PS/2 clickpad port" }, /* LEN0034, ThinkPad */ 7507 { 0x3500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0035, ThinkPad */ 7508 { 0x3600ae30, "Lenovo PS/2 clickpad port" }, /* LEN0036, ThinkPad */ 7509 { 0x3700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0037, ThinkPad */ 7510 { 0x3800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0038, ThinkPad */ 7511 { 0x3900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0039, ThinkPad */ 7512 { 0x4100ae30, "Lenovo PS/2 clickpad port" }, /* LEN0041, ThinkPad */ 7513 { 0x4200ae30, "Lenovo PS/2 clickpad port" }, /* LEN0042, ThinkPad */ 7514 { 0x4500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0045, ThinkPad */ 7515 { 0x4700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0047, ThinkPad */ 7516 { 0x4900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0049, ThinkPad */ 7517 { 0x0020ae30, "Lenovo PS/2 clickpad port" }, /* LEN2000, ThinkPad */ 7518 { 0x0120ae30, "Lenovo PS/2 clickpad port" }, /* LEN2001, ThinkPad */ 7519 { 0x0220ae30, "Lenovo PS/2 clickpad port" }, /* LEN2002, ThinkPad */ 7520 { 0x0320ae30, "Lenovo PS/2 clickpad port" }, /* LEN2003, ThinkPad */ 7521 { 0x0420ae30, "Lenovo PS/2 clickpad port" }, /* LEN2004, ThinkPad */ 7522 { 0x0520ae30, "Lenovo PS/2 clickpad port" }, /* LEN2005, ThinkPad */ 7523 { 0x0620ae30, "Lenovo PS/2 clickpad port" }, /* LEN2006, ThinkPad */ 7524 { 0x0720ae30, "Lenovo PS/2 clickpad port" }, /* LEN2007, ThinkPad */ 7525 { 0x0820ae30, "Lenovo PS/2 clickpad port" }, /* LEN2008, ThinkPad */ 7526 { 0x0920ae30, "Lenovo PS/2 clickpad port" }, /* LEN2009, ThinkPad */ 7527 { 0x0a20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200a, ThinkPad */ 7528 { 0x0b20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200b, ThinkPad */ 7529 { 0 } 7530 }; 7531 7532 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7533 static struct isa_pnp_id forcepad_ids[] = { 7534 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7535 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7536 { 0 } 7537 }; 7538 7539 static int 7540 create_a_copy(device_t atkbdc, device_t me) 7541 { 7542 device_t psm; 7543 u_long irq; 7544 7545 /* find the PS/2 mouse device instance under the keyboard controller */ 7546 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7547 device_get_unit(atkbdc)); 7548 if (psm == NULL) 7549 return (ENXIO); 7550 if (device_get_state(psm) != DS_NOTPRESENT) 7551 return (0); 7552 7553 /* move our resource to the found device */ 7554 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7555 bus_delete_resource(me, SYS_RES_IRQ, 0); 7556 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7557 7558 /* ...then probe and attach it */ 7559 return (device_probe_and_attach(psm)); 7560 } 7561 7562 static int 7563 psmcpnp_probe(device_t dev) 7564 { 7565 struct psmcpnp_softc *sc = device_get_softc(dev); 7566 struct resource *res; 7567 u_long irq; 7568 int rid; 7569 7570 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7571 sc->type = PSMCPNP_FORCEPAD; 7572 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, topbtpad_ids) == 0) 7573 sc->type = PSMCPNP_TOPBUTTONPAD; 7574 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7575 sc->type = PSMCPNP_GENERIC; 7576 else 7577 return (ENXIO); 7578 7579 /* 7580 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7581 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7582 * declares the PS/2 mouse device node without an IRQ resource! 7583 * If this happens, we shall refer to device hints. 7584 * If we still don't find it there, use a hardcoded value... XXX 7585 */ 7586 rid = 0; 7587 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7588 if (irq <= 0) { 7589 if (resource_long_value(PSM_DRIVER_NAME, 7590 device_get_unit(dev),"irq", &irq) != 0) 7591 irq = 12; /* XXX */ 7592 device_printf(dev, "irq resource info is missing; " 7593 "assuming irq %ld\n", irq); 7594 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7595 } 7596 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7597 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7598 7599 /* keep quiet */ 7600 if (!bootverbose) 7601 device_quiet(dev); 7602 7603 return ((res == NULL) ? ENXIO : 0); 7604 } 7605 7606 static int 7607 psmcpnp_attach(device_t dev) 7608 { 7609 device_t atkbdc; 7610 7611 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7612 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7613 device_get_unit(dev)); 7614 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7615 create_a_copy(atkbdc, dev); 7616 7617 return (0); 7618 } 7619 7620 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, 0, 0); 7621 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, 0, 0); 7622 ISA_PNP_INFO(psmcpnp_ids); 7623 #endif /* DEV_ISA */ 7624