1 /*- 2 * Copyright (c) 1992, 1993 Erik Forsberg. 3 * Copyright (c) 1996, 1997 Kazutaka YOKOTA. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED 13 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 15 * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 16 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 17 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 18 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 19 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 20 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 21 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 22 */ 23 /* 24 * Ported to 386bsd Oct 17, 1992 25 * Sandi Donno, Computer Science, University of Cape Town, South Africa 26 * Please send bug reports to sandi@cs.uct.ac.za 27 * 28 * Thanks are also due to Rick Macklem, rick@snowhite.cis.uoguelph.ca - 29 * although I was only partially successful in getting the alpha release 30 * of his "driver for the Logitech and ATI Inport Bus mice for use with 31 * 386bsd and the X386 port" to work with my Microsoft mouse, I nevertheless 32 * found his code to be an invaluable reference when porting this driver 33 * to 386bsd. 34 * 35 * Further modifications for latest 386BSD+patchkit and port to NetBSD, 36 * Andrew Herbert <andrew@werple.apana.org.au> - 8 June 1993 37 * 38 * Cloned from the Microsoft Bus Mouse driver, also by Erik Forsberg, by 39 * Andrew Herbert - 12 June 1993 40 * 41 * Modified for PS/2 mouse by Charles Hannum <mycroft@ai.mit.edu> 42 * - 13 June 1993 43 * 44 * Modified for PS/2 AUX mouse by Shoji Yuen <yuen@nuie.nagoya-u.ac.jp> 45 * - 24 October 1993 46 * 47 * Hardware access routines and probe logic rewritten by 48 * Kazutaka Yokota <yokota@zodiac.mech.utsunomiya-u.ac.jp> 49 * - 3, 14, 22 October 1996. 50 * - 12 November 1996. IOCTLs and rearranging `psmread', `psmioctl'... 51 * - 14, 30 November 1996. Uses `kbdio.c'. 52 * - 13 December 1996. Uses queuing version of `kbdio.c'. 53 * - January/February 1997. Tweaked probe logic for 54 * HiNote UltraII/Latitude/Armada laptops. 55 * - 30 July 1997. Added APM support. 56 * - 5 March 1997. Defined driver configuration flags (PSM_CONFIG_XXX). 57 * Improved sync check logic. 58 * Vendor specific support routines. 59 */ 60 61 #include <sys/cdefs.h> 62 __FBSDID("$FreeBSD$"); 63 64 #include "opt_isa.h" 65 #include "opt_psm.h" 66 #include "opt_evdev.h" 67 68 #include <sys/param.h> 69 #include <sys/systm.h> 70 #include <sys/kernel.h> 71 #include <sys/module.h> 72 #include <sys/bus.h> 73 #include <sys/conf.h> 74 #include <sys/filio.h> 75 #include <sys/poll.h> 76 #include <sys/sigio.h> 77 #include <sys/signalvar.h> 78 #include <sys/syslog.h> 79 #include <machine/bus.h> 80 #include <sys/rman.h> 81 #include <sys/selinfo.h> 82 #include <sys/sysctl.h> 83 #include <sys/time.h> 84 #include <sys/uio.h> 85 86 #include <sys/limits.h> 87 #include <sys/mouse.h> 88 #include <machine/resource.h> 89 90 #ifdef DEV_ISA 91 #include <isa/isavar.h> 92 #endif 93 94 #ifdef EVDEV_SUPPORT 95 #include <dev/evdev/evdev.h> 96 #include <dev/evdev/input.h> 97 #endif 98 99 #include <dev/atkbdc/atkbdcreg.h> 100 #include <dev/atkbdc/psm.h> 101 102 /* 103 * Driver specific options: the following options may be set by 104 * `options' statements in the kernel configuration file. 105 */ 106 107 /* debugging */ 108 #ifndef PSM_DEBUG 109 #define PSM_DEBUG 0 /* 110 * logging: 0: none, 1: brief, 2: verbose 111 * 3: sync errors, 4: all packets 112 */ 113 #endif 114 #define VLOG(level, args) do { \ 115 if (verbose >= level) \ 116 log args; \ 117 } while (0) 118 119 #ifndef PSM_INPUT_TIMEOUT 120 #define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */ 121 #endif 122 123 #ifndef PSM_TAP_TIMEOUT 124 #define PSM_TAP_TIMEOUT 125000 125 #endif 126 127 #ifndef PSM_TAP_THRESHOLD 128 #define PSM_TAP_THRESHOLD 25 129 #endif 130 131 /* end of driver specific options */ 132 133 #define PSMCPNP_DRIVER_NAME "psmcpnp" 134 135 struct psmcpnp_softc { 136 enum { 137 PSMCPNP_GENERIC, 138 PSMCPNP_FORCEPAD, 139 PSMCPNP_TOPBUTTONPAD, 140 } type; /* Based on PnP ID */ 141 }; 142 143 /* input queue */ 144 #define PSM_BUFSIZE 960 145 #define PSM_SMALLBUFSIZE 240 146 147 /* operation levels */ 148 #define PSM_LEVEL_BASE 0 149 #define PSM_LEVEL_STANDARD 1 150 #define PSM_LEVEL_NATIVE 2 151 #define PSM_LEVEL_MIN PSM_LEVEL_BASE 152 #define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 153 154 /* Active PS/2 multiplexing */ 155 #define PSM_NOMUX (-1) 156 157 /* Logitech PS2++ protocol */ 158 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 159 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 160 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 161 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 162 163 /* ring buffer */ 164 typedef struct ringbuf { 165 int count; /* # of valid elements in the buffer */ 166 int head; /* head pointer */ 167 int tail; /* tail poiner */ 168 u_char buf[PSM_BUFSIZE]; 169 } ringbuf_t; 170 171 /* data buffer */ 172 typedef struct packetbuf { 173 u_char ipacket[16]; /* interim input buffer */ 174 int inputbytes; /* # of bytes in the input buffer */ 175 } packetbuf_t; 176 177 #ifndef PSM_PACKETQUEUE 178 #define PSM_PACKETQUEUE 128 179 #endif 180 181 /* 182 * Synaptics command definitions. 183 */ 184 #define SYNAPTICS_READ_IDENTITY 0x00 185 #define SYNAPTICS_READ_MODES 0x01 186 #define SYNAPTICS_READ_CAPABILITIES 0x02 187 #define SYNAPTICS_READ_MODEL_ID 0x03 188 #define SYNAPTICS_READ_SERIAL_PREFIX 0x06 189 #define SYNAPTICS_READ_SERIAL_SUFFIX 0x07 190 #define SYNAPTICS_READ_RESOLUTIONS 0x08 191 #define SYNAPTICS_READ_EXTENDED 0x09 192 #define SYNAPTICS_READ_CAPABILITIES_CONT 0x0c 193 #define SYNAPTICS_READ_MAX_COORDS 0x0d 194 #define SYNAPTICS_READ_DELUXE_LED 0x0e 195 #define SYNAPTICS_READ_MIN_COORDS 0x0f 196 197 typedef struct synapticsinfo { 198 struct sysctl_ctx_list sysctl_ctx; 199 struct sysctl_oid *sysctl_tree; 200 int directional_scrolls; 201 int two_finger_scroll; 202 int min_pressure; 203 int max_pressure; 204 int max_width; 205 int margin_top; 206 int margin_right; 207 int margin_bottom; 208 int margin_left; 209 int na_top; 210 int na_right; 211 int na_bottom; 212 int na_left; 213 int window_min; 214 int window_max; 215 int multiplicator; 216 int weight_current; 217 int weight_previous; 218 int weight_previous_na; 219 int weight_len_squared; 220 int div_min; 221 int div_max; 222 int div_max_na; 223 int div_len; 224 int tap_max_delta; 225 int tap_min_queue; 226 int taphold_timeout; 227 int vscroll_ver_area; 228 int vscroll_hor_area; 229 int vscroll_min_delta; 230 int vscroll_div_min; 231 int vscroll_div_max; 232 int touchpad_off; 233 int softbuttons_y; 234 int softbutton2_x; 235 int softbutton3_x; 236 int max_x; 237 int max_y; 238 } synapticsinfo_t; 239 240 typedef struct synapticspacket { 241 int x; 242 int y; 243 } synapticspacket_t; 244 245 #define SYNAPTICS_PACKETQUEUE 10 246 #define SYNAPTICS_QUEUE_CURSOR(x) \ 247 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 248 249 #define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 250 ((synhw).infoMajor > (major) || \ 251 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 252 253 typedef struct smoother { 254 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 255 int queue_len; 256 int queue_cursor; 257 int start_x; 258 int start_y; 259 int avg_dx; 260 int avg_dy; 261 int squelch_x; 262 int squelch_y; 263 int is_fuzzy; 264 int active; 265 } smoother_t; 266 267 typedef struct gesture { 268 int window_min; 269 int fingers_nb; 270 int tap_button; 271 int in_taphold; 272 int in_vscroll; 273 int zmax; /* maximum pressure value */ 274 struct timeval taptimeout; /* tap timeout for touchpads */ 275 } gesture_t; 276 277 enum { 278 TRACKPOINT_SYSCTL_SENSITIVITY, 279 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 280 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 281 TRACKPOINT_SYSCTL_BACKUP_RANGE, 282 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 283 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 284 TRACKPOINT_SYSCTL_UP_THRESHOLD, 285 TRACKPOINT_SYSCTL_THRESHOLD, 286 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 287 TRACKPOINT_SYSCTL_Z_TIME, 288 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 289 TRACKPOINT_SYSCTL_SKIP_BACKUPS 290 }; 291 292 typedef struct trackpointinfo { 293 struct sysctl_ctx_list sysctl_ctx; 294 struct sysctl_oid *sysctl_tree; 295 int sensitivity; 296 int inertia; 297 int uplateau; 298 int reach; 299 int draghys; 300 int mindrag; 301 int upthresh; 302 int threshold; 303 int jenks; 304 int ztime; 305 int pts; 306 int skipback; 307 } trackpointinfo_t; 308 309 typedef struct finger { 310 int x; 311 int y; 312 int p; 313 int w; 314 int flags; 315 } finger_t; 316 #define PSM_FINGERS 2 /* # of processed fingers */ 317 #define PSM_FINGER_IS_PEN (1<<0) 318 #define PSM_FINGER_FUZZY (1<<1) 319 #define PSM_FINGER_DEFAULT_P tap_threshold 320 #define PSM_FINGER_DEFAULT_W 1 321 #define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 322 #define PSM_FINGER_RESET(f) do { \ 323 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 324 } while (0) 325 326 typedef struct elantechhw { 327 int hwversion; 328 int fwversion; 329 int sizex; 330 int sizey; 331 int dpmmx; 332 int dpmmy; 333 int ntracesx; 334 int ntracesy; 335 int dptracex; 336 int dptracey; 337 int issemimt; 338 int isclickpad; 339 int hascrc; 340 int hastrackpoint; 341 int haspressure; 342 } elantechhw_t; 343 344 /* minimum versions supported by this driver */ 345 #define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 346 347 #define ELANTECH_MAGIC(magic) \ 348 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 349 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 350 351 #define ELANTECH_FW_ID 0x00 352 #define ELANTECH_FW_VERSION 0x01 353 #define ELANTECH_CAPABILITIES 0x02 354 #define ELANTECH_SAMPLE 0x03 355 #define ELANTECH_RESOLUTION 0x04 356 #define ELANTECH_REG_READ 0x10 357 #define ELANTECH_REG_WRITE 0x11 358 #define ELANTECH_REG_RDWR 0x00 359 #define ELANTECH_CUSTOM_CMD 0xf8 360 361 #ifdef EVDEV_SUPPORT 362 #define ELANTECH_MAX_FINGERS 5 363 #else 364 #define ELANTECH_MAX_FINGERS PSM_FINGERS 365 #endif 366 367 #define ELANTECH_FINGER_MAX_P 255 368 #define ELANTECH_FINGER_MAX_W 15 369 #define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 370 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 371 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 372 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 373 .w = PSM_FINGER_DEFAULT_W, \ 374 .flags = 0 \ 375 } 376 377 enum { 378 ELANTECH_PKT_NOP, 379 ELANTECH_PKT_TRACKPOINT, 380 ELANTECH_PKT_V2_COMMON, 381 ELANTECH_PKT_V2_2FINGER, 382 ELANTECH_PKT_V3, 383 ELANTECH_PKT_V4_STATUS, 384 ELANTECH_PKT_V4_HEAD, 385 ELANTECH_PKT_V4_MOTION 386 }; 387 388 #define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 389 #define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 390 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 391 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 392 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 393 (pb)->ipacket[5] == 0xff) 394 #define ELANTECH_PKT_IS_V2(pb) \ 395 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 396 #define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 397 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 398 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 399 #define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 400 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 401 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 402 #define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 403 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 404 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x1c) == 0x10) 405 406 typedef struct elantechaction { 407 finger_t fingers[ELANTECH_MAX_FINGERS]; 408 int mask; 409 int mask_v4wait; 410 } elantechaction_t; 411 412 /* driver control block */ 413 struct psm_softc { /* Driver status information */ 414 int unit; 415 struct selinfo rsel; /* Process selecting for Input */ 416 u_char state; /* Mouse driver state */ 417 int config; /* driver configuration flags */ 418 int flags; /* other flags */ 419 KBDC kbdc; /* handle to access kbd controller */ 420 struct resource *intr; /* IRQ resource */ 421 void *ih; /* interrupt handle */ 422 mousehw_t hw; /* hardware information */ 423 synapticshw_t synhw; /* Synaptics hardware information */ 424 synapticsinfo_t syninfo; /* Synaptics configuration */ 425 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 426 gesture_t gesture; /* Gesture context */ 427 elantechhw_t elanhw; /* Elantech hardware information */ 428 elantechaction_t elanaction; /* Elantech action context */ 429 int tphw; /* TrackPoint hardware information */ 430 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 431 mousemode_t mode; /* operation mode */ 432 mousemode_t dflt_mode; /* default operation mode */ 433 mousestatus_t status; /* accumulated mouse movement */ 434 ringbuf_t queue; /* mouse status queue */ 435 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 436 int pqueue_start; /* start of data in queue */ 437 int pqueue_end; /* end of data in queue */ 438 int button; /* the latest button state */ 439 int xold; /* previous absolute X position */ 440 int yold; /* previous absolute Y position */ 441 int xaverage; /* average X position */ 442 int yaverage; /* average Y position */ 443 int squelch; /* level to filter movement at low speed */ 444 int syncerrors; /* # of bytes discarded to synchronize */ 445 int pkterrors; /* # of packets failed during quaranteen. */ 446 int fpcount; /* forcePad valid packet counter */ 447 struct timeval inputtimeout; 448 struct timeval lastsoftintr; /* time of last soft interrupt */ 449 struct timeval lastinputerr; /* time last sync error happened */ 450 struct timeval idletimeout; 451 packetbuf_t idlepacket; /* packet to send after idle timeout */ 452 int watchdog; /* watchdog timer flag */ 453 struct callout callout; /* watchdog timer call out */ 454 struct callout softcallout; /* buffer timer call out */ 455 struct cdev *dev; 456 struct cdev *bdev; 457 int lasterr; 458 int cmdcount; 459 struct sigio *async; /* Processes waiting for SIGIO */ 460 int extended_buttons; 461 int muxport; /* MUX port with attached Synaptics */ 462 u_char muxsave[3]; /* 3->6 byte proto conversion buffer */ 463 int muxtpbuttons; /* Touchpad button state */ 464 int muxmsbuttons; /* Mouse (trackpoint) button state */ 465 struct timeval muxmidtimeout; /* middle button supression timeout */ 466 #ifdef EVDEV_SUPPORT 467 struct evdev_dev *evdev_a; /* Absolute reporting device */ 468 struct evdev_dev *evdev_r; /* Relative reporting device */ 469 #endif 470 }; 471 static devclass_t psm_devclass; 472 473 /* driver state flags (state) */ 474 #define PSM_VALID 0x80 475 #define PSM_OPEN 1 /* Device is open */ 476 #define PSM_ASLP 2 /* Waiting for mouse data */ 477 #define PSM_SOFTARMED 4 /* Software interrupt armed */ 478 #define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 479 #define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 480 #define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 481 482 /* driver configuration flags (config) */ 483 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 484 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 485 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 486 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 487 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 488 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 489 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 490 #define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 491 #define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 492 493 #define PSM_CONFIG_FLAGS \ 494 (PSM_CONFIG_RESOLUTION | \ 495 PSM_CONFIG_ACCEL | \ 496 PSM_CONFIG_NOCHECKSYNC | \ 497 PSM_CONFIG_NOIDPROBE | \ 498 PSM_CONFIG_NORESET | \ 499 PSM_CONFIG_FORCETAP | \ 500 PSM_CONFIG_IGNPORTERROR | \ 501 PSM_CONFIG_HOOKRESUME | \ 502 PSM_CONFIG_INITAFTERSUSPEND) 503 504 /* other flags (flags) */ 505 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 506 507 #define kbdcp(p) ((atkbdc_softc_t *)(p)) 508 #define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 509 & KBDC_QUIRK_KEEP_ACTIVATED) 510 511 /* Tunables */ 512 static int tap_enabled = -1; 513 static int verbose = PSM_DEBUG; 514 static int synaptics_support = 0; 515 static int trackpoint_support = 0; 516 static int elantech_support = 0; 517 518 /* for backward compatibility */ 519 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 520 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 521 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 522 523 typedef struct old_mousehw { 524 int buttons; 525 int iftype; 526 int type; 527 int hwid; 528 } old_mousehw_t; 529 530 typedef struct old_mousemode { 531 int protocol; 532 int rate; 533 int resolution; 534 int accelfactor; 535 } old_mousemode_t; 536 537 #define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 538 enum { 539 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 540 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 541 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 542 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 543 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 544 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 545 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 546 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 547 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 548 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 549 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 550 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 551 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 552 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 553 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 554 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 555 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 556 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 557 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 558 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 559 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 560 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 561 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 562 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 563 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 564 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 565 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 566 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 567 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 568 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 569 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 570 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 571 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 572 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 573 }; 574 575 /* packet formatting function */ 576 typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 577 mousestatus_t *); 578 579 /* function prototypes */ 580 static void psmidentify(driver_t *, device_t); 581 static int psmprobe(device_t); 582 static int psmattach(device_t); 583 static int psmdetach(device_t); 584 static int psmresume(device_t); 585 586 static d_open_t psm_cdev_open; 587 static d_close_t psm_cdev_close; 588 static d_read_t psmread; 589 static d_write_t psmwrite; 590 static d_ioctl_t psmioctl; 591 static d_poll_t psmpoll; 592 593 static int psmopen(struct psm_softc *); 594 static int psmclose(struct psm_softc *); 595 596 #ifdef EVDEV_SUPPORT 597 static evdev_open_t psm_ev_open_r; 598 static evdev_close_t psm_ev_close_r; 599 static evdev_open_t psm_ev_open_a; 600 static evdev_close_t psm_ev_close_a; 601 #endif 602 603 static int enable_aux_dev(KBDC); 604 static int disable_aux_dev(KBDC); 605 static int get_mouse_status(KBDC, int *, int, int); 606 static int get_aux_id(KBDC); 607 static int set_mouse_sampling_rate(KBDC, int); 608 static int set_mouse_scaling(KBDC, int); 609 static int set_mouse_resolution(KBDC, int); 610 static int set_mouse_mode(KBDC); 611 static int get_mouse_buttons(KBDC); 612 static int is_a_mouse(int); 613 static void recover_from_error(KBDC); 614 static int restore_controller(KBDC, int); 615 static int doinitialize(struct psm_softc *, mousemode_t *); 616 static int doopen(struct psm_softc *, int); 617 static int reinitialize(struct psm_softc *, int); 618 static char *model_name(int); 619 static void psmsoftintr(void *); 620 static void psmsoftintridle(void *); 621 static void psmintr(void *); 622 static void psmtimeout(void *); 623 static int timeelapsed(const struct timeval *, int, int, 624 const struct timeval *); 625 static void dropqueue(struct psm_softc *); 626 static void flushpackets(struct psm_softc *); 627 static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 628 mousestatus_t *, int *, int *, int *); 629 static int proc_synaptics(struct psm_softc *, packetbuf_t *, 630 mousestatus_t *, int *, int *, int *); 631 static int proc_synaptics_mux(struct psm_softc *, packetbuf_t *); 632 static void proc_versapad(struct psm_softc *, packetbuf_t *, 633 mousestatus_t *, int *, int *, int *); 634 static int proc_elantech(struct psm_softc *, packetbuf_t *, 635 mousestatus_t *, int *, int *, int *); 636 static int psmpalmdetect(struct psm_softc *, finger_t *, int); 637 static void psmgestures(struct psm_softc *, finger_t *, int, 638 mousestatus_t *); 639 static void psmsmoother(struct psm_softc *, finger_t *, int, 640 mousestatus_t *, int *, int *); 641 static int tame_mouse(struct psm_softc *, packetbuf_t *, mousestatus_t *, 642 u_char *); 643 644 /* vendor specific features */ 645 enum probearg { PROBE, REINIT }; 646 typedef int probefunc_t(struct psm_softc *, enum probearg); 647 648 static int mouse_id_proc1(KBDC, int, int, int *); 649 static int mouse_ext_command(KBDC, int); 650 651 static probefunc_t enable_groller; 652 static probefunc_t enable_gmouse; 653 static probefunc_t enable_aglide; 654 static probefunc_t enable_kmouse; 655 static probefunc_t enable_msexplorer; 656 static probefunc_t enable_msintelli; 657 static probefunc_t enable_4dmouse; 658 static probefunc_t enable_4dplus; 659 static probefunc_t enable_mmanplus; 660 static probefunc_t enable_synaptics; 661 static probefunc_t enable_synaptics_mux; 662 static probefunc_t enable_trackpoint; 663 static probefunc_t enable_versapad; 664 static probefunc_t enable_elantech; 665 666 static void set_trackpoint_parameters(struct psm_softc *sc); 667 static void synaptics_passthrough_on(struct psm_softc *sc); 668 static void synaptics_passthrough_off(struct psm_softc *sc); 669 static int synaptics_preferred_mode(struct psm_softc *sc); 670 static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 671 672 static struct { 673 int model; 674 u_char syncmask; 675 int packetsize; 676 probefunc_t *probefunc; 677 } vendortype[] = { 678 /* 679 * WARNING: the order of probe is very important. Don't mess it 680 * unless you know what you are doing. 681 */ 682 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad on Active Mux */ 683 0x00, MOUSE_PS2_PACKETSIZE, enable_synaptics_mux }, 684 { MOUSE_MODEL_NET, /* Genius NetMouse */ 685 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 686 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 687 0xc8, 6, enable_groller }, 688 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 689 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 690 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 691 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 692 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 693 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 694 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 695 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 696 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 697 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 698 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 699 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 700 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 701 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 702 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 703 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 704 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 705 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 706 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 707 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 708 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 709 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 710 { MOUSE_MODEL_GENERIC, 711 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 712 }; 713 #define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 714 715 /* device driver declarateion */ 716 static device_method_t psm_methods[] = { 717 /* Device interface */ 718 DEVMETHOD(device_identify, psmidentify), 719 DEVMETHOD(device_probe, psmprobe), 720 DEVMETHOD(device_attach, psmattach), 721 DEVMETHOD(device_detach, psmdetach), 722 DEVMETHOD(device_resume, psmresume), 723 724 { 0, 0 } 725 }; 726 727 static driver_t psm_driver = { 728 PSM_DRIVER_NAME, 729 psm_methods, 730 sizeof(struct psm_softc), 731 }; 732 733 static struct cdevsw psm_cdevsw = { 734 .d_version = D_VERSION, 735 .d_flags = D_NEEDGIANT, 736 .d_open = psm_cdev_open, 737 .d_close = psm_cdev_close, 738 .d_read = psmread, 739 .d_write = psmwrite, 740 .d_ioctl = psmioctl, 741 .d_poll = psmpoll, 742 .d_name = PSM_DRIVER_NAME, 743 }; 744 745 #ifdef EVDEV_SUPPORT 746 static const struct evdev_methods psm_ev_methods_r = { 747 .ev_open = psm_ev_open_r, 748 .ev_close = psm_ev_close_r, 749 }; 750 static const struct evdev_methods psm_ev_methods_a = { 751 .ev_open = psm_ev_open_a, 752 .ev_close = psm_ev_close_a, 753 }; 754 #endif 755 756 /* device I/O routines */ 757 static int 758 enable_aux_dev(KBDC kbdc) 759 { 760 int res; 761 762 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 763 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 764 765 return (res == PSM_ACK); 766 } 767 768 static int 769 disable_aux_dev(KBDC kbdc) 770 { 771 int res; 772 773 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 774 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 775 776 return (res == PSM_ACK); 777 } 778 779 static int 780 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 781 { 782 int cmd; 783 int res; 784 int i; 785 786 switch (flag) { 787 case 0: 788 default: 789 cmd = PSMC_SEND_DEV_STATUS; 790 break; 791 case 1: 792 cmd = PSMC_SEND_DEV_DATA; 793 break; 794 } 795 empty_aux_buffer(kbdc, 5); 796 res = send_aux_command(kbdc, cmd); 797 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 798 (flag == 1) ? "DATA" : "STATUS", res)); 799 if (res != PSM_ACK) 800 return (0); 801 802 for (i = 0; i < len; ++i) { 803 status[i] = read_aux_data(kbdc); 804 if (status[i] < 0) 805 break; 806 } 807 if (len >= 3) { 808 for (; i < 3; ++i) 809 status[i] = 0; 810 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 811 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 812 } 813 814 return (i); 815 } 816 817 static int 818 get_aux_id(KBDC kbdc) 819 { 820 int res; 821 int id; 822 823 empty_aux_buffer(kbdc, 5); 824 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 825 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 826 if (res != PSM_ACK) 827 return (-1); 828 829 /* 10ms delay */ 830 DELAY(10000); 831 832 id = read_aux_data(kbdc); 833 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 834 835 return (id); 836 } 837 838 static int 839 set_mouse_sampling_rate(KBDC kbdc, int rate) 840 { 841 int res; 842 843 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 844 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 845 846 return ((res == PSM_ACK) ? rate : -1); 847 } 848 849 static int 850 set_mouse_scaling(KBDC kbdc, int scale) 851 { 852 int res; 853 854 switch (scale) { 855 case 1: 856 default: 857 scale = PSMC_SET_SCALING11; 858 break; 859 case 2: 860 scale = PSMC_SET_SCALING21; 861 break; 862 } 863 res = send_aux_command(kbdc, scale); 864 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 865 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 866 867 return (res == PSM_ACK); 868 } 869 870 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 871 static int 872 set_mouse_resolution(KBDC kbdc, int val) 873 { 874 int res; 875 876 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 877 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 878 879 return ((res == PSM_ACK) ? val : -1); 880 } 881 882 /* 883 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 884 * re-enabled by calling `enable_aux_dev()' 885 */ 886 static int 887 set_mouse_mode(KBDC kbdc) 888 { 889 int res; 890 891 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 892 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 893 894 return (res == PSM_ACK); 895 } 896 897 static int 898 get_mouse_buttons(KBDC kbdc) 899 { 900 int c = 2; /* assume two buttons by default */ 901 int status[3]; 902 903 /* 904 * NOTE: a special sequence to obtain Logitech Mouse specific 905 * information: set resolution to 25 ppi, set scaling to 1:1, set 906 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 907 * mouse status bytes is the number of available buttons. 908 * Some manufactures also support this sequence. 909 */ 910 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 911 return (c); 912 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 913 set_mouse_scaling(kbdc, 1) && 914 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 915 return (status[1]); 916 return (c); 917 } 918 919 /* misc subroutines */ 920 /* 921 * Someday, I will get the complete list of valid pointing devices and 922 * their IDs... XXX 923 */ 924 static int 925 is_a_mouse(int id) 926 { 927 #if 0 928 static int valid_ids[] = { 929 PSM_MOUSE_ID, /* mouse */ 930 PSM_BALLPOINT_ID, /* ballpoint device */ 931 PSM_INTELLI_ID, /* Intellimouse */ 932 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 933 -1 /* end of table */ 934 }; 935 int i; 936 937 for (i = 0; valid_ids[i] >= 0; ++i) 938 if (valid_ids[i] == id) 939 return (TRUE); 940 return (FALSE); 941 #else 942 return (TRUE); 943 #endif 944 } 945 946 static char * 947 model_name(int model) 948 { 949 static struct { 950 int model_code; 951 char *model_name; 952 } models[] = { 953 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 954 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 955 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 956 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 957 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 958 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 959 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 960 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 961 { MOUSE_MODEL_4D, "4D Mouse" }, 962 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 963 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 964 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 965 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 966 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 967 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 968 }; 969 int i; 970 971 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 972 if (models[i].model_code == model) 973 break; 974 return (models[i].model_name); 975 } 976 977 static void 978 recover_from_error(KBDC kbdc) 979 { 980 /* discard anything left in the output buffer */ 981 empty_both_buffers(kbdc, 10); 982 983 #if 0 984 /* 985 * NOTE: KBDC_RESET_KBD may not restore the communication between the 986 * keyboard and the controller. 987 */ 988 reset_kbd(kbdc); 989 #else 990 /* 991 * NOTE: somehow diagnostic and keyboard port test commands bring the 992 * keyboard back. 993 */ 994 if (!test_controller(kbdc)) 995 log(LOG_ERR, "psm: keyboard controller failed.\n"); 996 /* if there isn't a keyboard in the system, the following error is OK */ 997 if (test_kbd_port(kbdc) != 0) 998 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 999 #endif 1000 } 1001 1002 static int 1003 restore_controller(KBDC kbdc, int command_byte) 1004 { 1005 empty_both_buffers(kbdc, 10); 1006 1007 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 1008 log(LOG_ERR, "psm: failed to restore the keyboard controller " 1009 "command byte.\n"); 1010 empty_both_buffers(kbdc, 10); 1011 return (FALSE); 1012 } else { 1013 empty_both_buffers(kbdc, 10); 1014 return (TRUE); 1015 } 1016 } 1017 1018 /* 1019 * Re-initialize the aux port and device. The aux port must be enabled 1020 * and its interrupt must be disabled before calling this routine. 1021 * The aux device will be disabled before returning. 1022 * The keyboard controller must be locked via `kbdc_lock()' before 1023 * calling this routine. 1024 */ 1025 static int 1026 doinitialize(struct psm_softc *sc, mousemode_t *mode) 1027 { 1028 KBDC kbdc = sc->kbdc; 1029 int stat[3]; 1030 int i; 1031 1032 switch((i = test_aux_port(kbdc))) { 1033 case 1: /* ignore these errors */ 1034 case 2: 1035 case 3: 1036 case PSM_ACK: 1037 if (verbose) 1038 log(LOG_DEBUG, 1039 "psm%d: strange result for test aux port (%d).\n", 1040 sc->unit, i); 1041 /* FALLTHROUGH */ 1042 case 0: /* no error */ 1043 break; 1044 case -1: /* time out */ 1045 default: /* error */ 1046 recover_from_error(kbdc); 1047 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1048 break; 1049 log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 1050 sc->unit, i); 1051 return (FALSE); 1052 } 1053 1054 if (sc->config & PSM_CONFIG_NORESET) { 1055 /* 1056 * Don't try to reset the pointing device. It may possibly 1057 * be left in the unknown state, though... 1058 */ 1059 } else { 1060 /* 1061 * NOTE: some controllers appears to hang the `keyboard' when 1062 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1063 */ 1064 if (!reset_aux_dev(kbdc)) { 1065 recover_from_error(kbdc); 1066 log(LOG_ERR, "psm%d: failed to reset the aux device.\n", 1067 sc->unit); 1068 return (FALSE); 1069 } 1070 } 1071 1072 /* 1073 * both the aux port and the aux device is functioning, see 1074 * if the device can be enabled. 1075 */ 1076 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1077 log(LOG_ERR, "psm%d: failed to enable the aux device.\n", 1078 sc->unit); 1079 return (FALSE); 1080 } 1081 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1082 1083 /* Re-enable the mouse. */ 1084 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1085 if (vendortype[i].model == sc->hw.model) 1086 (*vendortype[i].probefunc)(sc, REINIT); 1087 1088 /* set mouse parameters */ 1089 if (mode != (mousemode_t *)NULL) { 1090 if (mode->rate > 0) 1091 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1092 if (mode->resolution >= 0) 1093 mode->resolution = 1094 set_mouse_resolution(kbdc, mode->resolution); 1095 set_mouse_scaling(kbdc, 1); 1096 set_mouse_mode(kbdc); 1097 } 1098 1099 /* Record sync on the next data packet we see. */ 1100 sc->flags |= PSM_NEED_SYNCBITS; 1101 1102 /* just check the status of the mouse */ 1103 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1104 log(LOG_DEBUG, "psm%d: failed to get status (doinitialize).\n", 1105 sc->unit); 1106 1107 return (TRUE); 1108 } 1109 1110 static int 1111 doopen(struct psm_softc *sc, int command_byte) 1112 { 1113 int stat[3]; 1114 int mux_enabled = FALSE; 1115 1116 /* 1117 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1118 * no obvious reason. Thus we check the current mode and restore the 1119 * Absolute Mode if it was cleared. 1120 * 1121 * The previous hack at the end of psmprobe() wasn't efficient when 1122 * moused(8) was restarted. 1123 * 1124 * A Reset (FF) or Set Defaults (F6) command would clear the 1125 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1126 * doesn't show any evidence of such a command. 1127 */ 1128 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1129 if (sc->muxport != PSM_NOMUX) { 1130 mux_enabled = enable_aux_mux(sc->kbdc) >= 0; 1131 if (mux_enabled) 1132 set_active_aux_mux_port(sc->kbdc, sc->muxport); 1133 else 1134 log(LOG_ERR, "psm%d: failed to enable " 1135 "active multiplexing mode.\n", 1136 sc->unit); 1137 } 1138 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODES); 1139 get_mouse_status(sc->kbdc, stat, 0, 3); 1140 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1141 stat[1] == 0x47) && 1142 stat[2] == 0x40) { 1143 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1144 VLOG(5, (LOG_DEBUG, "psm%d: Synaptis Absolute Mode " 1145 "hopefully restored\n", 1146 sc->unit)); 1147 } 1148 if (mux_enabled) 1149 disable_aux_mux(sc->kbdc); 1150 } 1151 1152 /* 1153 * A user may want to disable tap and drag gestures on a Synaptics 1154 * TouchPad when it operates in Relative Mode. 1155 */ 1156 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1157 if (tap_enabled > 0) { 1158 VLOG(2, (LOG_DEBUG, 1159 "psm%d: enable tap and drag gestures\n", 1160 sc->unit)); 1161 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1162 } else if (tap_enabled == 0) { 1163 VLOG(2, (LOG_DEBUG, 1164 "psm%d: disable tap and drag gestures\n", 1165 sc->unit)); 1166 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1167 } 1168 } 1169 1170 /* enable the mouse device */ 1171 if (!enable_aux_dev(sc->kbdc)) { 1172 /* MOUSE ERROR: failed to enable the mouse because: 1173 * 1) the mouse is faulty, 1174 * 2) the mouse has been removed(!?) 1175 * In the latter case, the keyboard may have hung, and need 1176 * recovery procedure... 1177 */ 1178 recover_from_error(sc->kbdc); 1179 #if 0 1180 /* FIXME: we could reset the mouse here and try to enable 1181 * it again. But it will take long time and it's not a good 1182 * idea to disable the keyboard that long... 1183 */ 1184 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1185 recover_from_error(sc->kbdc); 1186 #else 1187 { 1188 #endif 1189 restore_controller(sc->kbdc, command_byte); 1190 /* mark this device is no longer available */ 1191 sc->state &= ~PSM_VALID; 1192 log(LOG_ERR, 1193 "psm%d: failed to enable the device (doopen).\n", 1194 sc->unit); 1195 return (EIO); 1196 } 1197 } 1198 1199 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1200 log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", 1201 sc->unit); 1202 1203 /* enable the aux port and interrupt */ 1204 if (!set_controller_command_byte(sc->kbdc, 1205 kbdc_get_device_mask(sc->kbdc), 1206 (command_byte & KBD_KBD_CONTROL_BITS) | 1207 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1208 /* CONTROLLER ERROR */ 1209 disable_aux_dev(sc->kbdc); 1210 restore_controller(sc->kbdc, command_byte); 1211 log(LOG_ERR, 1212 "psm%d: failed to enable the aux interrupt (doopen).\n", 1213 sc->unit); 1214 return (EIO); 1215 } 1216 1217 /* start the watchdog timer */ 1218 sc->watchdog = FALSE; 1219 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1220 1221 return (0); 1222 } 1223 1224 static int 1225 reinitialize(struct psm_softc *sc, int doinit) 1226 { 1227 int err; 1228 int c; 1229 int s; 1230 1231 /* don't let anybody mess with the aux device */ 1232 if (!kbdc_lock(sc->kbdc, TRUE)) 1233 return (EIO); 1234 s = spltty(); 1235 1236 /* block our watchdog timer */ 1237 sc->watchdog = FALSE; 1238 callout_stop(&sc->callout); 1239 1240 /* save the current controller command byte */ 1241 empty_both_buffers(sc->kbdc, 10); 1242 c = get_controller_command_byte(sc->kbdc); 1243 VLOG(2, (LOG_DEBUG, 1244 "psm%d: current command byte: %04x (reinitialize).\n", 1245 sc->unit, c)); 1246 1247 /* enable the aux port but disable the aux interrupt and the keyboard */ 1248 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1249 kbdc_get_device_mask(sc->kbdc), 1250 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1251 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1252 /* CONTROLLER ERROR */ 1253 splx(s); 1254 kbdc_lock(sc->kbdc, FALSE); 1255 log(LOG_ERR, 1256 "psm%d: unable to set the command byte (reinitialize).\n", 1257 sc->unit); 1258 return (EIO); 1259 } 1260 1261 /* flush any data */ 1262 if (sc->state & PSM_VALID) { 1263 /* this may fail; but never mind... */ 1264 disable_aux_dev(sc->kbdc); 1265 empty_aux_buffer(sc->kbdc, 10); 1266 } 1267 flushpackets(sc); 1268 sc->syncerrors = 0; 1269 sc->pkterrors = 0; 1270 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1271 1272 /* try to detect the aux device; are you still there? */ 1273 err = 0; 1274 if (doinit) { 1275 if (doinitialize(sc, &sc->mode)) { 1276 /* yes */ 1277 sc->state |= PSM_VALID; 1278 } else { 1279 /* the device has gone! */ 1280 restore_controller(sc->kbdc, c); 1281 sc->state &= ~PSM_VALID; 1282 log(LOG_ERR, 1283 "psm%d: the aux device has gone! (reinitialize).\n", 1284 sc->unit); 1285 err = ENXIO; 1286 } 1287 } 1288 splx(s); 1289 1290 /* restore the driver state */ 1291 if ((sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A)) && 1292 (err == 0)) { 1293 /* enable the aux device and the port again */ 1294 err = doopen(sc, c); 1295 if (err != 0) 1296 log(LOG_ERR, "psm%d: failed to enable the device " 1297 "(reinitialize).\n", sc->unit); 1298 } else { 1299 /* restore the keyboard port and disable the aux port */ 1300 if (!set_controller_command_byte(sc->kbdc, 1301 kbdc_get_device_mask(sc->kbdc), 1302 (c & KBD_KBD_CONTROL_BITS) | 1303 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1304 /* CONTROLLER ERROR */ 1305 log(LOG_ERR, "psm%d: failed to disable the aux port " 1306 "(reinitialize).\n", sc->unit); 1307 err = EIO; 1308 } 1309 } 1310 1311 kbdc_lock(sc->kbdc, FALSE); 1312 return (err); 1313 } 1314 1315 /* psm driver entry points */ 1316 1317 static void 1318 psmidentify(driver_t *driver, device_t parent) 1319 { 1320 device_t psmc; 1321 device_t psm; 1322 u_long irq; 1323 int unit; 1324 1325 unit = device_get_unit(parent); 1326 1327 /* always add at least one child */ 1328 psm = BUS_ADD_CHILD(parent, KBDC_RID_AUX, driver->name, unit); 1329 if (psm == NULL) 1330 return; 1331 1332 irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX); 1333 if (irq > 0) 1334 return; 1335 1336 /* 1337 * If the PS/2 mouse device has already been reported by ACPI or 1338 * PnP BIOS, obtain the IRQ resource from it. 1339 * (See psmcpnp_attach() below.) 1340 */ 1341 psmc = device_find_child(device_get_parent(parent), 1342 PSMCPNP_DRIVER_NAME, unit); 1343 if (psmc == NULL) 1344 return; 1345 irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0); 1346 if (irq <= 0) 1347 return; 1348 bus_delete_resource(psmc, SYS_RES_IRQ, 0); 1349 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 1350 } 1351 1352 #define endprobe(v) do { \ 1353 if (bootverbose) \ 1354 --verbose; \ 1355 kbdc_set_device_mask(sc->kbdc, mask); \ 1356 kbdc_lock(sc->kbdc, FALSE); \ 1357 return (v); \ 1358 } while (0) 1359 1360 static int 1361 psmprobe(device_t dev) 1362 { 1363 int unit = device_get_unit(dev); 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->unit = unit; 1386 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1387 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1388 /* XXX: for backward compatibility */ 1389 #if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1390 sc->config |= 1391 #ifdef PSM_RESETAFTERSUSPEND 1392 PSM_CONFIG_INITAFTERSUSPEND; 1393 #else 1394 PSM_CONFIG_HOOKRESUME; 1395 #endif 1396 #endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1397 sc->flags = 0; 1398 sc->muxport = PSM_NOMUX; 1399 if (bootverbose) 1400 ++verbose; 1401 1402 device_set_desc(dev, "PS/2 Mouse"); 1403 1404 if (!kbdc_lock(sc->kbdc, TRUE)) { 1405 printf("psm%d: unable to lock the controller.\n", unit); 1406 if (bootverbose) 1407 --verbose; 1408 return (ENXIO); 1409 } 1410 1411 /* 1412 * NOTE: two bits in the command byte controls the operation of the 1413 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1414 * port interrupt (IRQ 12) enable bit (bit 2). 1415 */ 1416 1417 /* discard anything left after the keyboard initialization */ 1418 empty_both_buffers(sc->kbdc, 10); 1419 1420 /* save the current command byte; it will be used later */ 1421 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1422 command_byte = get_controller_command_byte(sc->kbdc); 1423 if (verbose) 1424 printf("psm%d: current command byte:%04x\n", unit, 1425 command_byte); 1426 if (command_byte == -1) { 1427 /* CONTROLLER ERROR */ 1428 printf("psm%d: unable to get the current command byte value.\n", 1429 unit); 1430 endprobe(ENXIO); 1431 } 1432 1433 /* 1434 * disable the keyboard port while probing the aux port, which must be 1435 * enabled during this routine 1436 */ 1437 if (!set_controller_command_byte(sc->kbdc, 1438 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1439 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1440 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1441 /* 1442 * this is CONTROLLER ERROR; I don't know how to recover 1443 * from this error... 1444 */ 1445 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1446 restore_controller(sc->kbdc, command_byte); 1447 printf("psm%d: unable to set the command byte.\n", unit); 1448 endprobe(ENXIO); 1449 } 1450 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 1451 1452 /* 1453 * NOTE: `test_aux_port()' is designed to return with zero if the aux 1454 * port exists and is functioning. However, some controllers appears 1455 * to respond with zero even when the aux port doesn't exist. (It may 1456 * be that this is only the case when the controller DOES have the aux 1457 * port but the port is not wired on the motherboard.) The keyboard 1458 * controllers without the port, such as the original AT, are 1459 * supposed to return with an error code or simply time out. In any 1460 * case, we have to continue probing the port even when the controller 1461 * passes this test. 1462 * 1463 * XXX: some controllers erroneously return the error code 1, 2 or 3 1464 * when it has a perfectly functional aux port. We have to ignore 1465 * this error code. Even if the controller HAS error with the aux 1466 * port, it will be detected later... 1467 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 1468 */ 1469 switch ((i = test_aux_port(sc->kbdc))) { 1470 case 1: /* ignore these errors */ 1471 case 2: 1472 case 3: 1473 case PSM_ACK: 1474 if (verbose) 1475 printf("psm%d: strange result for test aux port " 1476 "(%d).\n", unit, i); 1477 /* FALLTHROUGH */ 1478 case 0: /* no error */ 1479 break; 1480 case -1: /* time out */ 1481 default: /* error */ 1482 recover_from_error(sc->kbdc); 1483 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1484 break; 1485 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1486 restore_controller(sc->kbdc, command_byte); 1487 if (verbose) 1488 printf("psm%d: the aux port is not functioning (%d).\n", 1489 unit, i); 1490 endprobe(ENXIO); 1491 } 1492 1493 if (sc->config & PSM_CONFIG_NORESET) { 1494 /* 1495 * Don't try to reset the pointing device. It may possibly be 1496 * left in an unknown state, though... 1497 */ 1498 } else { 1499 /* 1500 * NOTE: some controllers appears to hang the `keyboard' when 1501 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1502 * 1503 * Attempt to reset the controller twice -- this helps 1504 * pierce through some KVM switches. The second reset 1505 * is non-fatal. 1506 */ 1507 if (!reset_aux_dev(sc->kbdc)) { 1508 recover_from_error(sc->kbdc); 1509 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1510 restore_controller(sc->kbdc, command_byte); 1511 if (verbose) 1512 printf("psm%d: failed to reset the aux " 1513 "device.\n", unit); 1514 endprobe(ENXIO); 1515 } else if (!reset_aux_dev(sc->kbdc)) { 1516 recover_from_error(sc->kbdc); 1517 if (verbose >= 2) 1518 printf("psm%d: failed to reset the aux device " 1519 "(2).\n", unit); 1520 } 1521 } 1522 1523 /* 1524 * both the aux port and the aux device are functioning, see if the 1525 * device can be enabled. NOTE: when enabled, the device will start 1526 * sending data; we shall immediately disable the device once we know 1527 * the device can be enabled. 1528 */ 1529 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 1530 /* MOUSE ERROR */ 1531 recover_from_error(sc->kbdc); 1532 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1533 restore_controller(sc->kbdc, command_byte); 1534 if (verbose) 1535 printf("psm%d: failed to enable the aux device.\n", 1536 unit); 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 printf("psm%d: unknown device type (%d).\n", unit, 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 printf("psm%d: found %s\n", unit, 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 printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, 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 printf("psm%d: failed to get status.\n", unit); 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 printf("psm%d: unable to set the command byte.\n", unit); 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 1686 #define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1687 1688 static void 1689 psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1690 { 1691 size_t i; 1692 1693 for (i = 0; info[i][0] != ABS_CNT; i++) 1694 evdev_support_abs(evdev, info[i][0], 0, info[i][1], info[i][2], 1695 0, 0, info[i][3]); 1696 } 1697 1698 static void 1699 psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1700 { 1701 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1702 1703 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1704 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1705 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1706 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1707 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1708 } 1709 1710 static void 1711 psm_push_st_finger(struct psm_softc *sc, const finger_t *f) 1712 { 1713 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1714 1715 evdev_push_abs(sc->evdev_a, ABS_X, f->x); 1716 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1717 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1718 if (sc->synhw.capPalmDetect) 1719 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1720 } 1721 1722 static void 1723 psm_release_mt_slot(struct evdev_dev *evdev, int32_t slot) 1724 { 1725 1726 evdev_push_abs(evdev, ABS_MT_SLOT, slot); 1727 evdev_push_abs(evdev, ABS_MT_TRACKING_ID, -1); 1728 } 1729 1730 static int 1731 psm_register(device_t dev, int model_code) 1732 { 1733 struct psm_softc *sc = device_get_softc(dev); 1734 struct evdev_dev *evdev_r; 1735 int error, i, nbuttons, nwheels, product; 1736 bool is_pointing_stick; 1737 const char *name; 1738 1739 name = model_name(model_code); 1740 nbuttons = sc->hw.buttons; 1741 product = PS2_MOUSE_GENERIC_PRODUCT; 1742 nwheels = 0; 1743 is_pointing_stick = false; 1744 1745 switch (model_code) { 1746 case MOUSE_MODEL_TRACKPOINT: 1747 name = PS2_MOUSE_TRACKPOINT_NAME; 1748 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1749 nbuttons = 3; 1750 is_pointing_stick = true; 1751 break; 1752 1753 case MOUSE_MODEL_ELANTECH: 1754 name = PS2_MOUSE_ELANTECH_ST_NAME; 1755 product = PS2_MOUSE_ELANTECH_PRODUCT; 1756 nbuttons = 3; 1757 is_pointing_stick = true; 1758 break; 1759 1760 case MOUSE_MODEL_MOUSEMANPLUS: 1761 case MOUSE_MODEL_4D: 1762 nwheels = 2; 1763 break; 1764 1765 case MOUSE_MODEL_EXPLORER: 1766 case MOUSE_MODEL_INTELLI: 1767 case MOUSE_MODEL_NET: 1768 case MOUSE_MODEL_NETSCROLL: 1769 case MOUSE_MODEL_4DPLUS: 1770 nwheels = 1; 1771 break; 1772 } 1773 1774 evdev_r = evdev_alloc(); 1775 evdev_set_name(evdev_r, name); 1776 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1777 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1778 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1779 1780 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1781 if (is_pointing_stick) 1782 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1783 evdev_support_event(evdev_r, EV_SYN); 1784 evdev_support_event(evdev_r, EV_KEY); 1785 evdev_support_event(evdev_r, EV_REL); 1786 evdev_support_rel(evdev_r, REL_X); 1787 evdev_support_rel(evdev_r, REL_Y); 1788 switch (nwheels) { 1789 case 2: 1790 evdev_support_rel(evdev_r, REL_HWHEEL); 1791 /* FALLTHROUGH */ 1792 case 1: 1793 evdev_support_rel(evdev_r, REL_WHEEL); 1794 } 1795 for (i = 0; i < nbuttons; i++) 1796 evdev_support_key(evdev_r, BTN_MOUSE + i); 1797 1798 error = evdev_register_mtx(evdev_r, &Giant); 1799 if (error) 1800 evdev_free(evdev_r); 1801 else 1802 sc->evdev_r = evdev_r; 1803 return (error); 1804 } 1805 1806 static int 1807 psm_register_synaptics(device_t dev) 1808 { 1809 struct psm_softc *sc = device_get_softc(dev); 1810 const uint16_t synaptics_absinfo_st[][4] = { 1811 { ABS_X, sc->synhw.minimumXCoord, 1812 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1813 { ABS_Y, sc->synhw.minimumYCoord, 1814 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1815 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1816 ABSINFO_END, 1817 }; 1818 const uint16_t synaptics_absinfo_mt[][4] = { 1819 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1820 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1821 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1822 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1823 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1824 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1825 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1826 ABSINFO_END, 1827 }; 1828 struct evdev_dev *evdev_a; 1829 int error, i, guest_model; 1830 1831 evdev_a = evdev_alloc(); 1832 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1833 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1834 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1835 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1836 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1837 1838 evdev_support_event(evdev_a, EV_SYN); 1839 evdev_support_event(evdev_a, EV_KEY); 1840 evdev_support_event(evdev_a, EV_ABS); 1841 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1842 if (sc->synhw.capAdvancedGestures) 1843 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1844 if (sc->synhw.capClickPad) 1845 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1846 if (sc->synhw.capClickPad && sc->synhw.topButtonPad) 1847 evdev_support_prop(evdev_a, INPUT_PROP_TOPBUTTONPAD); 1848 evdev_support_key(evdev_a, BTN_TOUCH); 1849 evdev_support_nfingers(evdev_a, sc->synhw.capReportsV ? 5 : 3); 1850 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1851 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1852 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1853 if (sc->synhw.capPalmDetect) 1854 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 0, 15, 0, 0, 0); 1855 evdev_support_key(evdev_a, BTN_LEFT); 1856 if (!sc->synhw.capClickPad) { 1857 evdev_support_key(evdev_a, BTN_RIGHT); 1858 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1859 evdev_support_key(evdev_a, BTN_MIDDLE); 1860 } 1861 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1862 evdev_support_key(evdev_a, BTN_BACK); 1863 evdev_support_key(evdev_a, BTN_FORWARD); 1864 } 1865 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1866 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1867 evdev_support_key(evdev_a, BTN_0 + i); 1868 1869 error = evdev_register_mtx(evdev_a, &Giant); 1870 if (!error && (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX)) { 1871 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1872 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1873 error = psm_register(dev, guest_model); 1874 } 1875 if (error) 1876 evdev_free(evdev_a); 1877 else 1878 sc->evdev_a = evdev_a; 1879 return (error); 1880 } 1881 1882 static int 1883 psm_register_elantech(device_t dev) 1884 { 1885 struct psm_softc *sc = device_get_softc(dev); 1886 const uint16_t elantech_absinfo[][4] = { 1887 { ABS_X, 0, sc->elanhw.sizex, 1888 sc->elanhw.dpmmx }, 1889 { ABS_Y, 0, sc->elanhw.sizey, 1890 sc->elanhw.dpmmy }, 1891 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1892 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1893 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1894 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1895 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1896 sc->elanhw.dpmmx }, 1897 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1898 sc->elanhw.dpmmy }, 1899 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1900 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1901 sc->elanhw.dptracex, 0 }, 1902 ABSINFO_END, 1903 }; 1904 struct evdev_dev *evdev_a; 1905 int error; 1906 1907 evdev_a = evdev_alloc(); 1908 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1909 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1910 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1911 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1912 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1913 1914 evdev_support_event(evdev_a, EV_SYN); 1915 evdev_support_event(evdev_a, EV_KEY); 1916 evdev_support_event(evdev_a, EV_ABS); 1917 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1918 if (sc->elanhw.issemimt) 1919 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1920 if (sc->elanhw.isclickpad) 1921 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1922 evdev_support_key(evdev_a, BTN_TOUCH); 1923 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1924 evdev_support_key(evdev_a, BTN_LEFT); 1925 if (!sc->elanhw.isclickpad) 1926 evdev_support_key(evdev_a, BTN_RIGHT); 1927 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1928 1929 error = evdev_register_mtx(evdev_a, &Giant); 1930 if (!error && sc->elanhw.hastrackpoint) 1931 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1932 if (error) 1933 evdev_free(evdev_a); 1934 else 1935 sc->evdev_a = evdev_a; 1936 return (error); 1937 } 1938 #endif 1939 1940 static int 1941 psmattach(device_t dev) 1942 { 1943 int unit = device_get_unit(dev); 1944 struct psm_softc *sc = device_get_softc(dev); 1945 int error; 1946 int rid; 1947 1948 /* Setup initial state */ 1949 sc->state = PSM_VALID; 1950 callout_init(&sc->callout, 0); 1951 callout_init(&sc->softcallout, 0); 1952 1953 /* Setup our interrupt handler */ 1954 rid = KBDC_RID_AUX; 1955 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1956 if (sc->intr == NULL) 1957 return (ENXIO); 1958 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1959 &sc->ih); 1960 if (error) { 1961 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1962 return (error); 1963 } 1964 1965 /* Done */ 1966 sc->dev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "psm%d", unit); 1967 sc->dev->si_drv1 = sc; 1968 sc->bdev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "bpsm%d", unit); 1969 sc->bdev->si_drv1 = sc; 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 return (error); 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 printf("psm%d: model %s, device ID %d\n", 2012 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 2013 else { 2014 printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 2015 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 2016 sc->hw.hwid >> 8, sc->hw.buttons); 2017 printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 2018 unit, sc->config, sc->flags, sc->mode.packetsize); 2019 printf("psm%d: syncmask:%02x, syncbits:%02x%s\n", 2020 unit, 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 return (0); 2028 } 2029 2030 static int 2031 psmdetach(device_t dev) 2032 { 2033 struct psm_softc *sc; 2034 int rid; 2035 2036 sc = device_get_softc(dev); 2037 if (sc->state & PSM_OPEN) 2038 return (EBUSY); 2039 2040 #ifdef EVDEV_SUPPORT 2041 evdev_free(sc->evdev_r); 2042 evdev_free(sc->evdev_a); 2043 #endif 2044 2045 rid = KBDC_RID_AUX; 2046 bus_teardown_intr(dev, sc->intr, sc->ih); 2047 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2048 2049 destroy_dev(sc->dev); 2050 destroy_dev(sc->bdev); 2051 2052 callout_drain(&sc->callout); 2053 callout_drain(&sc->softcallout); 2054 2055 return (0); 2056 } 2057 2058 #ifdef EVDEV_SUPPORT 2059 static int 2060 psm_ev_open_r(struct evdev_dev *evdev) 2061 { 2062 struct psm_softc *sc = evdev_get_softc(evdev); 2063 int err = 0; 2064 2065 /* Get device data */ 2066 if ((sc->state & PSM_VALID) == 0) { 2067 /* the device is no longer valid/functioning */ 2068 return (ENXIO); 2069 } 2070 2071 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2072 err = psmopen(sc); 2073 2074 if (err == 0) 2075 sc->state |= PSM_EV_OPEN_R; 2076 2077 return (err); 2078 } 2079 2080 static int 2081 psm_ev_close_r(struct evdev_dev *evdev) 2082 { 2083 struct psm_softc *sc = evdev_get_softc(evdev); 2084 int err = 0; 2085 2086 sc->state &= ~PSM_EV_OPEN_R; 2087 2088 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2089 return (0); 2090 2091 if (sc->state & PSM_VALID) 2092 err = psmclose(sc); 2093 2094 return (err); 2095 } 2096 2097 static int 2098 psm_ev_open_a(struct evdev_dev *evdev) 2099 { 2100 struct psm_softc *sc = evdev_get_softc(evdev); 2101 int err = 0; 2102 2103 /* Get device data */ 2104 if ((sc->state & PSM_VALID) == 0) { 2105 /* the device is no longer valid/functioning */ 2106 return (ENXIO); 2107 } 2108 2109 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2110 err = psmopen(sc); 2111 2112 if (err == 0) 2113 sc->state |= PSM_EV_OPEN_A; 2114 2115 return (err); 2116 } 2117 2118 static int 2119 psm_ev_close_a(struct evdev_dev *evdev) 2120 { 2121 struct psm_softc *sc = evdev_get_softc(evdev); 2122 int err = 0; 2123 2124 sc->state &= ~PSM_EV_OPEN_A; 2125 2126 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2127 return (0); 2128 2129 if (sc->state & PSM_VALID) 2130 err = psmclose(sc); 2131 2132 return (err); 2133 } 2134 #endif 2135 2136 static int 2137 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2138 { 2139 struct psm_softc *sc; 2140 int err = 0; 2141 2142 /* Get device data */ 2143 sc = dev->si_drv1; 2144 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2145 /* the device is no longer valid/functioning */ 2146 return (ENXIO); 2147 } 2148 2149 /* Disallow multiple opens */ 2150 if (sc->state & PSM_OPEN) 2151 return (EBUSY); 2152 2153 device_busy(devclass_get_device(psm_devclass, sc->unit)); 2154 2155 #ifdef EVDEV_SUPPORT 2156 /* Already opened by evdev */ 2157 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2158 #endif 2159 err = psmopen(sc); 2160 2161 if (err == 0) 2162 sc->state |= PSM_OPEN; 2163 else 2164 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2165 2166 return (err); 2167 } 2168 2169 static int 2170 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2171 { 2172 struct psm_softc *sc; 2173 int err = 0; 2174 2175 /* Get device data */ 2176 sc = dev->si_drv1; 2177 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2178 /* the device is no longer valid/functioning */ 2179 return (ENXIO); 2180 } 2181 2182 #ifdef EVDEV_SUPPORT 2183 /* Still opened by evdev */ 2184 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2185 #endif 2186 err = psmclose(sc); 2187 2188 if (err == 0) { 2189 sc->state &= ~PSM_OPEN; 2190 /* clean up and sigio requests */ 2191 if (sc->async != NULL) { 2192 funsetown(&sc->async); 2193 sc->async = NULL; 2194 } 2195 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2196 } 2197 2198 return (err); 2199 } 2200 2201 static int 2202 psmopen(struct psm_softc *sc) 2203 { 2204 int command_byte; 2205 int err; 2206 int s; 2207 2208 /* Initialize state */ 2209 sc->mode.level = sc->dflt_mode.level; 2210 sc->mode.protocol = sc->dflt_mode.protocol; 2211 sc->watchdog = FALSE; 2212 sc->async = NULL; 2213 2214 /* flush the event queue */ 2215 sc->queue.count = 0; 2216 sc->queue.head = 0; 2217 sc->queue.tail = 0; 2218 sc->status.flags = 0; 2219 sc->status.button = 0; 2220 sc->status.obutton = 0; 2221 sc->status.dx = 0; 2222 sc->status.dy = 0; 2223 sc->status.dz = 0; 2224 sc->button = 0; 2225 sc->pqueue_start = 0; 2226 sc->pqueue_end = 0; 2227 2228 /* empty input buffer */ 2229 flushpackets(sc); 2230 sc->syncerrors = 0; 2231 sc->pkterrors = 0; 2232 2233 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2234 if (!kbdc_lock(sc->kbdc, TRUE)) 2235 return (EIO); 2236 2237 /* save the current controller command byte */ 2238 s = spltty(); 2239 command_byte = get_controller_command_byte(sc->kbdc); 2240 2241 /* enable the aux port and temporalily disable the keyboard */ 2242 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2243 kbdc_get_device_mask(sc->kbdc), 2244 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2245 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2246 /* CONTROLLER ERROR; do you know how to get out of this? */ 2247 kbdc_lock(sc->kbdc, FALSE); 2248 splx(s); 2249 log(LOG_ERR, 2250 "psm%d: unable to set the command byte (psmopen).\n", 2251 sc->unit); 2252 return (EIO); 2253 } 2254 /* 2255 * Now that the keyboard controller is told not to generate 2256 * the keyboard and mouse interrupts, call `splx()' to allow 2257 * the other tty interrupts. The clock interrupt may also occur, 2258 * but timeout routines will be blocked by the poll flag set 2259 * via `kbdc_lock()' 2260 */ 2261 splx(s); 2262 2263 /* enable the mouse device */ 2264 err = doopen(sc, command_byte); 2265 2266 /* done */ 2267 kbdc_lock(sc->kbdc, FALSE); 2268 return (err); 2269 } 2270 2271 static int 2272 psmclose(struct psm_softc *sc) 2273 { 2274 int stat[3]; 2275 int command_byte; 2276 int s; 2277 2278 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2279 if (!kbdc_lock(sc->kbdc, TRUE)) 2280 return (EIO); 2281 2282 /* save the current controller command byte */ 2283 s = spltty(); 2284 command_byte = get_controller_command_byte(sc->kbdc); 2285 if (command_byte == -1) { 2286 kbdc_lock(sc->kbdc, FALSE); 2287 splx(s); 2288 return (EIO); 2289 } 2290 2291 /* disable the aux interrupt and temporalily disable the keyboard */ 2292 if (!set_controller_command_byte(sc->kbdc, 2293 kbdc_get_device_mask(sc->kbdc), 2294 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2295 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2296 log(LOG_ERR, 2297 "psm%d: failed to disable the aux int (psmclose).\n", 2298 sc->unit); 2299 /* CONTROLLER ERROR; 2300 * NOTE: we shall force our way through. Because the only 2301 * ill effect we shall see is that we may not be able 2302 * to read ACK from the mouse, and it doesn't matter much 2303 * so long as the mouse will accept the DISABLE command. 2304 */ 2305 } 2306 splx(s); 2307 2308 /* stop the watchdog timer */ 2309 callout_stop(&sc->callout); 2310 2311 /* remove anything left in the output buffer */ 2312 empty_aux_buffer(sc->kbdc, 10); 2313 2314 /* disable the aux device, port and interrupt */ 2315 if (sc->state & PSM_VALID) { 2316 if (!disable_aux_dev(sc->kbdc)) { 2317 /* MOUSE ERROR; 2318 * NOTE: we don't return (error) and continue, 2319 * pretending we have successfully disabled the device. 2320 * It's OK because the interrupt routine will discard 2321 * any data from the mouse hereafter. 2322 */ 2323 log(LOG_ERR, 2324 "psm%d: failed to disable the device (psmclose).\n", 2325 sc->unit); 2326 } 2327 2328 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2329 log(LOG_DEBUG, 2330 "psm%d: failed to get status (psmclose).\n", 2331 sc->unit); 2332 } 2333 2334 if (!set_controller_command_byte(sc->kbdc, 2335 kbdc_get_device_mask(sc->kbdc), 2336 (command_byte & KBD_KBD_CONTROL_BITS) | 2337 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2338 /* 2339 * CONTROLLER ERROR; 2340 * we shall ignore this error; see the above comment. 2341 */ 2342 log(LOG_ERR, 2343 "psm%d: failed to disable the aux port (psmclose).\n", 2344 sc->unit); 2345 } 2346 2347 /* remove anything left in the output buffer */ 2348 empty_aux_buffer(sc->kbdc, 10); 2349 2350 /* close is almost always successful */ 2351 kbdc_lock(sc->kbdc, FALSE); 2352 return (0); 2353 } 2354 2355 static int 2356 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2357 u_char *buf) 2358 { 2359 static u_char butmapps2[8] = { 2360 0, 2361 MOUSE_PS2_BUTTON1DOWN, 2362 MOUSE_PS2_BUTTON2DOWN, 2363 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2364 MOUSE_PS2_BUTTON3DOWN, 2365 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2366 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2367 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2368 MOUSE_PS2_BUTTON3DOWN, 2369 }; 2370 static u_char butmapmsc[8] = { 2371 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2372 MOUSE_MSC_BUTTON3UP, 2373 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2374 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2375 MOUSE_MSC_BUTTON3UP, 2376 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2377 MOUSE_MSC_BUTTON2UP, 2378 MOUSE_MSC_BUTTON1UP, 2379 0, 2380 }; 2381 int mapped; 2382 int i; 2383 2384 if (sc->mode.level == PSM_LEVEL_BASE) { 2385 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2386 if (status->button & MOUSE_BUTTON4DOWN) 2387 mapped |= MOUSE_BUTTON1DOWN; 2388 status->button = mapped; 2389 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2390 i = imax(imin(status->dx, 255), -256); 2391 if (i < 0) 2392 buf[0] |= MOUSE_PS2_XNEG; 2393 buf[1] = i; 2394 i = imax(imin(status->dy, 255), -256); 2395 if (i < 0) 2396 buf[0] |= MOUSE_PS2_YNEG; 2397 buf[2] = i; 2398 return (MOUSE_PS2_PACKETSIZE); 2399 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2400 buf[0] = MOUSE_MSC_SYNC | 2401 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2402 i = imax(imin(status->dx, 255), -256); 2403 buf[1] = i >> 1; 2404 buf[3] = i - buf[1]; 2405 i = imax(imin(status->dy, 255), -256); 2406 buf[2] = i >> 1; 2407 buf[4] = i - buf[2]; 2408 i = imax(imin(status->dz, 127), -128); 2409 buf[5] = (i >> 1) & 0x7f; 2410 buf[6] = (i - (i >> 1)) & 0x7f; 2411 buf[7] = (~status->button >> 3) & 0x7f; 2412 return (MOUSE_SYS_PACKETSIZE); 2413 } 2414 return (pb->inputbytes); 2415 } 2416 2417 static int 2418 psmread(struct cdev *dev, struct uio *uio, int flag) 2419 { 2420 struct psm_softc *sc = dev->si_drv1; 2421 u_char buf[PSM_SMALLBUFSIZE]; 2422 int error = 0; 2423 int s; 2424 int l; 2425 2426 if ((sc->state & PSM_VALID) == 0) 2427 return (EIO); 2428 2429 /* block until mouse activity occurred */ 2430 s = spltty(); 2431 while (sc->queue.count <= 0) { 2432 if (dev != sc->bdev) { 2433 splx(s); 2434 return (EWOULDBLOCK); 2435 } 2436 sc->state |= PSM_ASLP; 2437 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2438 sc->state &= ~PSM_ASLP; 2439 if (error) { 2440 splx(s); 2441 return (error); 2442 } else if ((sc->state & PSM_VALID) == 0) { 2443 /* the device disappeared! */ 2444 splx(s); 2445 return (EIO); 2446 } 2447 } 2448 splx(s); 2449 2450 /* copy data to the user land */ 2451 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2452 s = spltty(); 2453 l = imin(sc->queue.count, uio->uio_resid); 2454 if (l > sizeof(buf)) 2455 l = sizeof(buf); 2456 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2457 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2458 sizeof(sc->queue.buf) - sc->queue.head); 2459 bcopy(&sc->queue.buf[0], 2460 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2461 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2462 } else 2463 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2464 sc->queue.count -= l; 2465 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2466 splx(s); 2467 error = uiomove(buf, l, uio); 2468 if (error) 2469 break; 2470 } 2471 2472 return (error); 2473 } 2474 2475 static int 2476 block_mouse_data(struct psm_softc *sc, int *c) 2477 { 2478 int s; 2479 2480 if (!kbdc_lock(sc->kbdc, TRUE)) 2481 return (EIO); 2482 2483 s = spltty(); 2484 *c = get_controller_command_byte(sc->kbdc); 2485 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2486 kbdc_get_device_mask(sc->kbdc), 2487 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2488 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2489 /* this is CONTROLLER ERROR */ 2490 splx(s); 2491 kbdc_lock(sc->kbdc, FALSE); 2492 return (EIO); 2493 } 2494 2495 /* 2496 * The device may be in the middle of status data transmission. 2497 * The transmission will be interrupted, thus, incomplete status 2498 * data must be discarded. Although the aux interrupt is disabled 2499 * at the keyboard controller level, at most one aux interrupt 2500 * may have already been pending and a data byte is in the 2501 * output buffer; throw it away. Note that the second argument 2502 * to `empty_aux_buffer()' is zero, so that the call will just 2503 * flush the internal queue. 2504 * `psmintr()' will be invoked after `splx()' if an interrupt is 2505 * pending; it will see no data and returns immediately. 2506 */ 2507 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2508 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2509 flushpackets(sc); 2510 splx(s); 2511 2512 return (0); 2513 } 2514 2515 static void 2516 dropqueue(struct psm_softc *sc) 2517 { 2518 2519 sc->queue.count = 0; 2520 sc->queue.head = 0; 2521 sc->queue.tail = 0; 2522 if ((sc->state & PSM_SOFTARMED) != 0) { 2523 sc->state &= ~PSM_SOFTARMED; 2524 callout_stop(&sc->softcallout); 2525 } 2526 sc->pqueue_start = sc->pqueue_end; 2527 } 2528 2529 static void 2530 flushpackets(struct psm_softc *sc) 2531 { 2532 2533 dropqueue(sc); 2534 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2535 } 2536 2537 static int 2538 unblock_mouse_data(struct psm_softc *sc, int c) 2539 { 2540 int error = 0; 2541 2542 /* 2543 * We may have seen a part of status data during `set_mouse_XXX()'. 2544 * they have been queued; flush it. 2545 */ 2546 empty_aux_buffer(sc->kbdc, 0); 2547 2548 /* restore ports and interrupt */ 2549 if (!set_controller_command_byte(sc->kbdc, 2550 kbdc_get_device_mask(sc->kbdc), 2551 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2552 /* 2553 * CONTROLLER ERROR; this is serious, we may have 2554 * been left with the inaccessible keyboard and 2555 * the disabled mouse interrupt. 2556 */ 2557 error = EIO; 2558 } 2559 2560 kbdc_lock(sc->kbdc, FALSE); 2561 return (error); 2562 } 2563 2564 static int 2565 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2566 { 2567 struct psm_softc *sc = dev->si_drv1; 2568 u_char buf[PSM_SMALLBUFSIZE]; 2569 int error = 0, i, l; 2570 2571 if ((sc->state & PSM_VALID) == 0) 2572 return (EIO); 2573 2574 if (sc->mode.level < PSM_LEVEL_NATIVE) 2575 return (ENODEV); 2576 2577 /* copy data from the user land */ 2578 while (uio->uio_resid > 0) { 2579 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2580 error = uiomove(buf, l, uio); 2581 if (error) 2582 break; 2583 for (i = 0; i < l; i++) { 2584 VLOG(4, (LOG_DEBUG, "psm: cmd 0x%x\n", buf[i])); 2585 if (!write_aux_command(sc->kbdc, buf[i])) { 2586 VLOG(2, (LOG_DEBUG, 2587 "psm: cmd 0x%x failed.\n", buf[i])); 2588 return (reinitialize(sc, FALSE)); 2589 } 2590 } 2591 } 2592 2593 return (error); 2594 } 2595 2596 static int 2597 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2598 struct thread *td) 2599 { 2600 struct psm_softc *sc = dev->si_drv1; 2601 mousemode_t mode; 2602 mousestatus_t status; 2603 mousedata_t *data; 2604 int stat[3]; 2605 int command_byte; 2606 int error = 0; 2607 int s; 2608 2609 /* Perform IOCTL command */ 2610 switch (cmd) { 2611 2612 case OLD_MOUSE_GETHWINFO: 2613 s = spltty(); 2614 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2615 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2616 ((old_mousehw_t *)addr)->type = sc->hw.type; 2617 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2618 splx(s); 2619 break; 2620 2621 case MOUSE_GETHWINFO: 2622 s = spltty(); 2623 *(mousehw_t *)addr = sc->hw; 2624 if (sc->mode.level == PSM_LEVEL_BASE) 2625 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2626 splx(s); 2627 break; 2628 2629 case MOUSE_SYN_GETHWINFO: 2630 s = spltty(); 2631 if (sc->synhw.infoMajor >= 4) 2632 *(synapticshw_t *)addr = sc->synhw; 2633 else 2634 error = EINVAL; 2635 splx(s); 2636 break; 2637 2638 case OLD_MOUSE_GETMODE: 2639 s = spltty(); 2640 switch (sc->mode.level) { 2641 case PSM_LEVEL_BASE: 2642 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2643 break; 2644 case PSM_LEVEL_STANDARD: 2645 ((old_mousemode_t *)addr)->protocol = 2646 MOUSE_PROTO_SYSMOUSE; 2647 break; 2648 case PSM_LEVEL_NATIVE: 2649 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2650 break; 2651 } 2652 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2653 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2654 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2655 splx(s); 2656 break; 2657 2658 case MOUSE_GETMODE: 2659 s = spltty(); 2660 *(mousemode_t *)addr = sc->mode; 2661 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2662 ((mousemode_t *)addr)->syncmask[0] = 0; 2663 ((mousemode_t *)addr)->syncmask[1] = 0; 2664 } 2665 ((mousemode_t *)addr)->resolution = 2666 MOUSE_RES_LOW - sc->mode.resolution; 2667 switch (sc->mode.level) { 2668 case PSM_LEVEL_BASE: 2669 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2670 ((mousemode_t *)addr)->packetsize = 2671 MOUSE_PS2_PACKETSIZE; 2672 break; 2673 case PSM_LEVEL_STANDARD: 2674 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2675 ((mousemode_t *)addr)->packetsize = 2676 MOUSE_SYS_PACKETSIZE; 2677 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2678 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2679 break; 2680 case PSM_LEVEL_NATIVE: 2681 /* FIXME: this isn't quite correct... XXX */ 2682 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2683 break; 2684 } 2685 splx(s); 2686 break; 2687 2688 case OLD_MOUSE_SETMODE: 2689 case MOUSE_SETMODE: 2690 if (cmd == OLD_MOUSE_SETMODE) { 2691 mode.rate = ((old_mousemode_t *)addr)->rate; 2692 /* 2693 * resolution old I/F new I/F 2694 * default 0 0 2695 * low 1 -2 2696 * medium low 2 -3 2697 * medium high 3 -4 2698 * high 4 -5 2699 */ 2700 if (((old_mousemode_t *)addr)->resolution > 0) 2701 mode.resolution = 2702 -((old_mousemode_t *)addr)->resolution - 1; 2703 else 2704 mode.resolution = 0; 2705 mode.accelfactor = 2706 ((old_mousemode_t *)addr)->accelfactor; 2707 mode.level = -1; 2708 } else 2709 mode = *(mousemode_t *)addr; 2710 2711 /* adjust and validate parameters. */ 2712 if (mode.rate > UCHAR_MAX) 2713 return (EINVAL); 2714 if (mode.rate == 0) 2715 mode.rate = sc->dflt_mode.rate; 2716 else if (mode.rate == -1) 2717 /* don't change the current setting */ 2718 ; 2719 else if (mode.rate < 0) 2720 return (EINVAL); 2721 if (mode.resolution >= UCHAR_MAX) 2722 return (EINVAL); 2723 if (mode.resolution >= 200) 2724 mode.resolution = MOUSE_RES_HIGH; 2725 else if (mode.resolution >= 100) 2726 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2727 else if (mode.resolution >= 50) 2728 mode.resolution = MOUSE_RES_MEDIUMLOW; 2729 else if (mode.resolution > 0) 2730 mode.resolution = MOUSE_RES_LOW; 2731 if (mode.resolution == MOUSE_RES_DEFAULT) 2732 mode.resolution = sc->dflt_mode.resolution; 2733 else if (mode.resolution == -1) 2734 /* don't change the current setting */ 2735 ; 2736 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2737 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2738 if (mode.level == -1) 2739 /* don't change the current setting */ 2740 mode.level = sc->mode.level; 2741 else if ((mode.level < PSM_LEVEL_MIN) || 2742 (mode.level > PSM_LEVEL_MAX)) 2743 return (EINVAL); 2744 if (mode.accelfactor == -1) 2745 /* don't change the current setting */ 2746 mode.accelfactor = sc->mode.accelfactor; 2747 else if (mode.accelfactor < 0) 2748 return (EINVAL); 2749 2750 /* don't allow anybody to poll the keyboard controller */ 2751 error = block_mouse_data(sc, &command_byte); 2752 if (error) 2753 return (error); 2754 2755 /* set mouse parameters */ 2756 if (mode.rate > 0) 2757 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2758 mode.rate); 2759 if (mode.resolution >= 0) 2760 mode.resolution = 2761 set_mouse_resolution(sc->kbdc, mode.resolution); 2762 set_mouse_scaling(sc->kbdc, 1); 2763 get_mouse_status(sc->kbdc, stat, 0, 3); 2764 2765 s = spltty(); 2766 sc->mode.rate = mode.rate; 2767 sc->mode.resolution = mode.resolution; 2768 sc->mode.accelfactor = mode.accelfactor; 2769 sc->mode.level = mode.level; 2770 splx(s); 2771 2772 unblock_mouse_data(sc, command_byte); 2773 break; 2774 2775 case MOUSE_GETLEVEL: 2776 *(int *)addr = sc->mode.level; 2777 break; 2778 2779 case MOUSE_SETLEVEL: 2780 if ((*(int *)addr < PSM_LEVEL_MIN) || 2781 (*(int *)addr > PSM_LEVEL_MAX)) 2782 return (EINVAL); 2783 sc->mode.level = *(int *)addr; 2784 break; 2785 2786 case MOUSE_GETSTATUS: 2787 s = spltty(); 2788 status = sc->status; 2789 sc->status.flags = 0; 2790 sc->status.obutton = sc->status.button; 2791 sc->status.button = 0; 2792 sc->status.dx = 0; 2793 sc->status.dy = 0; 2794 sc->status.dz = 0; 2795 splx(s); 2796 *(mousestatus_t *)addr = status; 2797 break; 2798 2799 case MOUSE_READSTATE: 2800 case MOUSE_READDATA: 2801 data = (mousedata_t *)addr; 2802 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2803 return (EINVAL); 2804 2805 error = block_mouse_data(sc, &command_byte); 2806 if (error) 2807 return (error); 2808 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2809 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2810 error = EIO; 2811 unblock_mouse_data(sc, command_byte); 2812 break; 2813 2814 #if (defined(MOUSE_SETRESOLUTION)) 2815 case MOUSE_SETRESOLUTION: 2816 mode.resolution = *(int *)addr; 2817 if (mode.resolution >= UCHAR_MAX) 2818 return (EINVAL); 2819 else if (mode.resolution >= 200) 2820 mode.resolution = MOUSE_RES_HIGH; 2821 else if (mode.resolution >= 100) 2822 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2823 else if (mode.resolution >= 50) 2824 mode.resolution = MOUSE_RES_MEDIUMLOW; 2825 else if (mode.resolution > 0) 2826 mode.resolution = MOUSE_RES_LOW; 2827 if (mode.resolution == MOUSE_RES_DEFAULT) 2828 mode.resolution = sc->dflt_mode.resolution; 2829 else if (mode.resolution == -1) 2830 mode.resolution = sc->mode.resolution; 2831 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2832 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2833 2834 error = block_mouse_data(sc, &command_byte); 2835 if (error) 2836 return (error); 2837 sc->mode.resolution = 2838 set_mouse_resolution(sc->kbdc, mode.resolution); 2839 if (sc->mode.resolution != mode.resolution) 2840 error = EIO; 2841 unblock_mouse_data(sc, command_byte); 2842 break; 2843 #endif /* MOUSE_SETRESOLUTION */ 2844 2845 #if (defined(MOUSE_SETRATE)) 2846 case MOUSE_SETRATE: 2847 mode.rate = *(int *)addr; 2848 if (mode.rate > UCHAR_MAX) 2849 return (EINVAL); 2850 if (mode.rate == 0) 2851 mode.rate = sc->dflt_mode.rate; 2852 else if (mode.rate < 0) 2853 mode.rate = sc->mode.rate; 2854 2855 error = block_mouse_data(sc, &command_byte); 2856 if (error) 2857 return (error); 2858 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2859 if (sc->mode.rate != mode.rate) 2860 error = EIO; 2861 unblock_mouse_data(sc, command_byte); 2862 break; 2863 #endif /* MOUSE_SETRATE */ 2864 2865 #if (defined(MOUSE_SETSCALING)) 2866 case MOUSE_SETSCALING: 2867 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2868 return (EINVAL); 2869 2870 error = block_mouse_data(sc, &command_byte); 2871 if (error) 2872 return (error); 2873 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2874 error = EIO; 2875 unblock_mouse_data(sc, command_byte); 2876 break; 2877 #endif /* MOUSE_SETSCALING */ 2878 2879 #if (defined(MOUSE_GETHWID)) 2880 case MOUSE_GETHWID: 2881 error = block_mouse_data(sc, &command_byte); 2882 if (error) 2883 return (error); 2884 sc->hw.hwid &= ~0x00ff; 2885 sc->hw.hwid |= get_aux_id(sc->kbdc); 2886 *(int *)addr = sc->hw.hwid & 0x00ff; 2887 unblock_mouse_data(sc, command_byte); 2888 break; 2889 #endif /* MOUSE_GETHWID */ 2890 2891 case FIONBIO: 2892 case FIOASYNC: 2893 break; 2894 case FIOSETOWN: 2895 error = fsetown(*(int *)addr, &sc->async); 2896 break; 2897 case FIOGETOWN: 2898 *(int *) addr = fgetown(&sc->async); 2899 break; 2900 default: 2901 return (ENOTTY); 2902 } 2903 2904 return (error); 2905 } 2906 2907 static void 2908 psmtimeout(void *arg) 2909 { 2910 struct psm_softc *sc; 2911 int s; 2912 2913 sc = (struct psm_softc *)arg; 2914 s = spltty(); 2915 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2916 VLOG(6, (LOG_DEBUG, "psm%d: lost interrupt?\n", sc->unit)); 2917 psmintr(sc); 2918 kbdc_lock(sc->kbdc, FALSE); 2919 } 2920 sc->watchdog = TRUE; 2921 splx(s); 2922 callout_reset(&sc->callout, hz, psmtimeout, sc); 2923 } 2924 2925 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2926 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2927 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2928 2929 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2930 "Verbosity level"); 2931 2932 static int psmhz = 20; 2933 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2934 "Frequency of the softcallout (in hz)"); 2935 static int psmerrsecs = 2; 2936 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2937 "Number of seconds during which packets will dropped after a sync error"); 2938 static int psmerrusecs = 0; 2939 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2940 "Microseconds to add to psmerrsecs"); 2941 static int psmsecs = 0; 2942 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2943 "Max number of seconds between soft interrupts"); 2944 static int psmusecs = 500000; 2945 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2946 "Microseconds to add to psmsecs"); 2947 static int pkterrthresh = 2; 2948 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2949 "Number of error packets allowed before reinitializing the mouse"); 2950 2951 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2952 "Enable tap and drag gestures"); 2953 static int tap_threshold = PSM_TAP_THRESHOLD; 2954 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2955 "Button tap threshold"); 2956 static int tap_timeout = PSM_TAP_TIMEOUT; 2957 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2958 "Tap timeout for touchpads"); 2959 2960 /* Tunables */ 2961 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2962 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2963 2964 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2965 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2966 2967 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2968 &elantech_support, 0, "Enable support for Elantech touchpads"); 2969 2970 static void 2971 psmintr(void *arg) 2972 { 2973 struct psm_softc *sc = arg; 2974 struct timeval now; 2975 int c; 2976 packetbuf_t *pb; 2977 2978 if (aux_mux_is_enabled(sc->kbdc)) 2979 VLOG(2, (LOG_DEBUG, "psmintr: active multiplexing mode is not " 2980 "supported!\n")); 2981 2982 /* read until there is nothing to read */ 2983 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 2984 pb = &sc->pqueue[sc->pqueue_end]; 2985 2986 /* discard the byte if the device is not open */ 2987 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2988 continue; 2989 2990 getmicrouptime(&now); 2991 if ((pb->inputbytes > 0) && 2992 timevalcmp(&now, &sc->inputtimeout, >)) { 2993 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 2994 "resetting byte count\n")); 2995 pb->inputbytes = 0; 2996 sc->syncerrors = 0; 2997 sc->pkterrors = 0; 2998 } 2999 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 3000 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 3001 timevaladd(&sc->inputtimeout, &now); 3002 3003 pb->ipacket[pb->inputbytes++] = c; 3004 3005 if (sc->mode.level == PSM_LEVEL_NATIVE) { 3006 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 3007 sc->syncerrors = 0; 3008 sc->pkterrors = 0; 3009 goto next; 3010 } else { 3011 if (pb->inputbytes < sc->mode.packetsize) 3012 continue; 3013 3014 VLOG(4, (LOG_DEBUG, 3015 "psmintr: %02x %02x %02x %02x %02x %02x\n", 3016 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3017 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3018 } 3019 3020 c = pb->ipacket[0]; 3021 3022 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 3023 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 3024 sc->flags &= ~PSM_NEED_SYNCBITS; 3025 VLOG(2, (LOG_DEBUG, 3026 "psmintr: Sync bytes now %04x,%04x\n", 3027 sc->mode.syncmask[0], sc->mode.syncmask[1])); 3028 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 3029 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 3030 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 3031 "(%04x != %04x) %d cmds since last error.\n", 3032 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 3033 sc->cmdcount - sc->lasterr)); 3034 sc->lasterr = sc->cmdcount; 3035 /* 3036 * The sync byte test is a weak measure of packet 3037 * validity. Conservatively discard any input yet 3038 * to be seen by userland when we detect a sync 3039 * error since there is a good chance some of 3040 * the queued packets have undetected errors. 3041 */ 3042 dropqueue(sc); 3043 if (sc->syncerrors == 0) 3044 sc->pkterrors++; 3045 ++sc->syncerrors; 3046 sc->lastinputerr = now; 3047 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3048 sc->pkterrors >= pkterrthresh) { 3049 /* 3050 * If we've failed to find a single sync byte 3051 * in 2 packets worth of data, or we've seen 3052 * persistent packet errors during the 3053 * validation period, reinitialize the mouse 3054 * in hopes of returning it to the expected 3055 * mode. 3056 */ 3057 VLOG(3, (LOG_DEBUG, 3058 "psmintr: reset the mouse.\n")); 3059 reinitialize(sc, TRUE); 3060 } else if (sc->syncerrors == sc->mode.packetsize) { 3061 /* 3062 * Try a soft reset after searching for a sync 3063 * byte through a packet length of bytes. 3064 */ 3065 VLOG(3, (LOG_DEBUG, 3066 "psmintr: re-enable the mouse.\n")); 3067 pb->inputbytes = 0; 3068 disable_aux_dev(sc->kbdc); 3069 enable_aux_dev(sc->kbdc); 3070 } else { 3071 VLOG(3, (LOG_DEBUG, 3072 "psmintr: discard a byte (%d)\n", 3073 sc->syncerrors)); 3074 pb->inputbytes--; 3075 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3076 pb->inputbytes); 3077 } 3078 continue; 3079 } 3080 3081 /* 3082 * We have what appears to be a valid packet. 3083 * Reset the error counters. 3084 */ 3085 sc->syncerrors = 0; 3086 3087 /* 3088 * Drop even good packets if they occur within a timeout 3089 * period of a sync error. This allows the detection of 3090 * a change in the mouse's packet mode without exposing 3091 * erratic mouse behavior to the user. Some KVMs forget 3092 * enhanced mouse modes during switch events. 3093 */ 3094 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3095 &now)) { 3096 pb->inputbytes = 0; 3097 continue; 3098 } 3099 3100 /* 3101 * Now that we're out of the validation period, reset 3102 * the packet error count. 3103 */ 3104 sc->pkterrors = 0; 3105 3106 sc->cmdcount++; 3107 next: 3108 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3109 sc->pqueue_end = 0; 3110 /* 3111 * If we've filled the queue then call the softintr ourselves, 3112 * otherwise schedule the interrupt for later. 3113 */ 3114 if (!timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3115 (sc->pqueue_end == sc->pqueue_start)) { 3116 if ((sc->state & PSM_SOFTARMED) != 0) { 3117 sc->state &= ~PSM_SOFTARMED; 3118 callout_stop(&sc->softcallout); 3119 } 3120 psmsoftintr(arg); 3121 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3122 sc->state |= PSM_SOFTARMED; 3123 callout_reset(&sc->softcallout, 3124 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3125 } 3126 } 3127 } 3128 3129 static void 3130 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3131 int *x, int *y, int *z) 3132 { 3133 3134 /* 3135 * PS2++ protocol packet 3136 * 3137 * b7 b6 b5 b4 b3 b2 b1 b0 3138 * byte 1: * 1 p3 p2 1 * * * 3139 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3140 * 3141 * p3-p0: packet type 3142 * c1, c2: c1 & c2 == 1, if p2 == 0 3143 * c1 & c2 == 0, if p2 == 1 3144 * 3145 * packet type: 0 (device type) 3146 * See comments in enable_mmanplus() below. 3147 * 3148 * packet type: 1 (wheel data) 3149 * 3150 * b7 b6 b5 b4 b3 b2 b1 b0 3151 * byte 3: h * B5 B4 s d2 d1 d0 3152 * 3153 * h: 1, if horizontal roller data 3154 * 0, if vertical roller data 3155 * B4, B5: button 4 and 5 3156 * s: sign bit 3157 * d2-d0: roller data 3158 * 3159 * packet type: 2 (reserved) 3160 */ 3161 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3162 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3163 /* 3164 * the extended data packet encodes button 3165 * and wheel events 3166 */ 3167 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3168 case 1: 3169 /* wheel data packet */ 3170 *x = *y = 0; 3171 if (pb->ipacket[2] & 0x80) { 3172 /* XXX horizontal roller count - ignore it */ 3173 ; 3174 } else { 3175 /* vertical roller count */ 3176 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3177 (pb->ipacket[2] & 0x0f) - 16 : 3178 (pb->ipacket[2] & 0x0f); 3179 } 3180 ms->button |= (pb->ipacket[2] & 3181 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3182 MOUSE_BUTTON4DOWN : 0; 3183 ms->button |= (pb->ipacket[2] & 3184 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3185 MOUSE_BUTTON5DOWN : 0; 3186 break; 3187 case 2: 3188 /* 3189 * this packet type is reserved by 3190 * Logitech... 3191 */ 3192 /* 3193 * IBM ScrollPoint Mouse uses this 3194 * packet type to encode both vertical 3195 * and horizontal scroll movement. 3196 */ 3197 *x = *y = 0; 3198 /* horizontal count */ 3199 if (pb->ipacket[2] & 0x0f) 3200 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3201 -2 : 2; 3202 /* vertical count */ 3203 if (pb->ipacket[2] & 0xf0) 3204 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3205 -1 : 1; 3206 break; 3207 case 0: 3208 /* device type packet - shouldn't happen */ 3209 /* FALLTHROUGH */ 3210 default: 3211 *x = *y = 0; 3212 ms->button = ms->obutton; 3213 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3214 "type %d: 0x%02x 0x%02x 0x%02x\n", 3215 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3216 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3217 break; 3218 } 3219 } else { 3220 /* preserve button states */ 3221 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3222 } 3223 } 3224 3225 static int 3226 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3227 int *x, int *y, int *z) 3228 { 3229 static int touchpad_buttons; 3230 static int guest_buttons; 3231 static int ew_finger_count; 3232 static finger_t f[PSM_FINGERS]; 3233 int w, id, nfingers, palm, ewcode, extended_buttons, clickpad_pressed; 3234 3235 extended_buttons = 0; 3236 3237 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3238 * 3239 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3240 * ------------------------------------------------ 3241 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3242 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3243 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3244 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3245 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3246 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3247 * 3248 * Legend: 3249 * L: left physical mouse button 3250 * R: right physical mouse button 3251 * D: down button 3252 * U: up button 3253 * W: "wrist" value 3254 * X: x position 3255 * Y: y position 3256 * Z: pressure 3257 * 3258 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3259 * 3260 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3261 * ------------------------------------------------------ 3262 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3263 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3264 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3265 * 3266 * Legend: 3267 * M: Middle physical mouse button 3268 * E: Extended mouse buttons reported instead of low bits of X and Y 3269 * b1-b8: Extended mouse buttons 3270 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3271 * 4 and 5, for reading X and Y value they should be zeroed. 3272 * 3273 * Absolute reportable limits: 0 - 6143. 3274 * Typical bezel limits: 1472 - 5472. 3275 * Typical edge marings: 1632 - 5312. 3276 * 3277 * w = 3 Passthrough Packet 3278 * 3279 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3280 */ 3281 3282 if (!synaptics_support) 3283 return (0); 3284 3285 /* Sanity check for out of sync packets. */ 3286 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3287 (pb->ipacket[3] & 0xc8) != 0xc0) 3288 return (-1); 3289 3290 *x = *y = 0; 3291 ms->button = ms->obutton; 3292 3293 /* 3294 * Pressure value. 3295 * Interpretation: 3296 * z = 0 No finger contact 3297 * z = 10 Finger hovering near the pad 3298 * z = 30 Very light finger contact 3299 * z = 80 Normal finger contact 3300 * z = 110 Very heavy finger contact 3301 * z = 200 Finger lying flat on pad surface 3302 * z = 255 Maximum reportable Z 3303 */ 3304 *z = pb->ipacket[2]; 3305 3306 /* 3307 * Finger width value 3308 * Interpretation: 3309 * w = 0 Two finger on the pad (capMultiFinger needed) 3310 * w = 1 Three or more fingers (capMultiFinger needed) 3311 * w = 2 Pen (instead of finger) (capPen needed) 3312 * w = 3 Reserved (passthrough?) 3313 * w = 4-7 Finger of normal width (capPalmDetect needed) 3314 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3315 * w = 15 Maximum reportable width (capPalmDetect needed) 3316 */ 3317 /* XXX Is checking capExtended enough? */ 3318 if (sc->synhw.capExtended) 3319 w = ((pb->ipacket[0] & 0x30) >> 2) | 3320 ((pb->ipacket[0] & 0x04) >> 1) | 3321 ((pb->ipacket[3] & 0x04) >> 2); 3322 else { 3323 /* Assume a finger of regular width. */ 3324 w = 4; 3325 } 3326 3327 switch (w) { 3328 case 3: 3329 /* 3330 * Handle packets from the guest device. See: 3331 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3332 */ 3333 if (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX) { 3334 *x = ((pb->ipacket[1] & 0x10) ? 3335 pb->ipacket[4] - 256 : pb->ipacket[4]); 3336 *y = ((pb->ipacket[1] & 0x20) ? 3337 pb->ipacket[5] - 256 : pb->ipacket[5]); 3338 *z = 0; 3339 3340 guest_buttons = 0; 3341 if (pb->ipacket[1] & 0x01) 3342 guest_buttons |= MOUSE_BUTTON1DOWN; 3343 if (pb->ipacket[1] & 0x04) 3344 guest_buttons |= MOUSE_BUTTON2DOWN; 3345 if (pb->ipacket[1] & 0x02) 3346 guest_buttons |= MOUSE_BUTTON3DOWN; 3347 #ifdef EVDEV_SUPPORT 3348 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3349 evdev_push_rel(sc->evdev_r, REL_X, *x); 3350 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3351 evdev_push_mouse_btn(sc->evdev_r, 3352 guest_buttons); 3353 evdev_sync(sc->evdev_r); 3354 } 3355 #endif 3356 ms->button = touchpad_buttons | guest_buttons | 3357 sc->extended_buttons; 3358 } 3359 goto SYNAPTICS_END; 3360 3361 case 2: 3362 /* Handle Extended W mode packets */ 3363 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3364 #if PSM_FINGERS > 1 3365 switch (ewcode) { 3366 case 1: 3367 /* Secondary finger */ 3368 if (sc->synhw.capAdvancedGestures) 3369 f[1] = (finger_t) { 3370 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3371 pb->ipacket[1]) << 1, 3372 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3373 pb->ipacket[2]) << 1, 3374 .p = ((pb->ipacket[3] & 0x30) | 3375 (pb->ipacket[5] & 0x0f)) << 1, 3376 .w = PSM_FINGER_DEFAULT_W, 3377 .flags = PSM_FINGER_FUZZY, 3378 }; 3379 else if (sc->synhw.capReportsV) 3380 f[1] = (finger_t) { 3381 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3382 (pb->ipacket[1] & 0xfe)) << 1, 3383 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3384 (pb->ipacket[2] & 0xfe)) << 1, 3385 .p = ((pb->ipacket[3] & 0x30) | 3386 (pb->ipacket[5] & 0x0e)) << 1, 3387 .w = (((pb->ipacket[5] & 0x01) << 2) | 3388 ((pb->ipacket[2] & 0x01) << 1) | 3389 (pb->ipacket[1] & 0x01)) + 8, 3390 .flags = PSM_FINGER_FUZZY, 3391 }; 3392 break; 3393 case 2: 3394 ew_finger_count = pb->ipacket[1] & 0x0f; 3395 default: 3396 break; 3397 } 3398 #endif 3399 goto SYNAPTICS_END; 3400 3401 case 1: 3402 if (sc->synhw.capReportsV && ew_finger_count > 3) { 3403 nfingers = ew_finger_count; 3404 break; 3405 } 3406 /* FALLTHROUGH */ 3407 case 0: 3408 nfingers = w + 2; 3409 break; 3410 3411 default: 3412 nfingers = 1; 3413 } 3414 3415 if (sc->syninfo.touchpad_off) 3416 goto SYNAPTICS_END; 3417 3418 /* Button presses */ 3419 touchpad_buttons = 0; 3420 if (pb->ipacket[0] & 0x01) 3421 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3422 if (pb->ipacket[0] & 0x02) 3423 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3424 3425 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3426 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3427 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3428 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3429 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3430 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3431 !sc->synhw.capClickPad) { 3432 /* Middle Button */ 3433 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3434 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3435 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3436 /* Extended Buttons */ 3437 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3438 if (sc->syninfo.directional_scrolls) { 3439 if (pb->ipacket[4] & 0x01) 3440 extended_buttons |= MOUSE_BUTTON4DOWN; 3441 if (pb->ipacket[5] & 0x01) 3442 extended_buttons |= MOUSE_BUTTON5DOWN; 3443 if (pb->ipacket[4] & 0x02) 3444 extended_buttons |= MOUSE_BUTTON6DOWN; 3445 if (pb->ipacket[5] & 0x02) 3446 extended_buttons |= MOUSE_BUTTON7DOWN; 3447 } else { 3448 if (pb->ipacket[4] & 0x01) 3449 extended_buttons |= MOUSE_BUTTON1DOWN; 3450 if (pb->ipacket[5] & 0x01) 3451 extended_buttons |= MOUSE_BUTTON3DOWN; 3452 if (pb->ipacket[4] & 0x02) 3453 extended_buttons |= MOUSE_BUTTON2DOWN; 3454 sc->extended_buttons = extended_buttons; 3455 } 3456 3457 /* 3458 * Zero out bits used by extended buttons to avoid 3459 * misinterpretation of the data absolute position. 3460 * 3461 * The bits represented by 3462 * 3463 * (nExtendedButtons + 1) >> 1 3464 * 3465 * will be masked out in both bytes. 3466 * The mask for n bits is computed with the formula 3467 * 3468 * (1 << n) - 1 3469 */ 3470 int maskedbits = 0; 3471 int mask = 0; 3472 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3473 mask = (1 << maskedbits) - 1; 3474 #ifdef EVDEV_SUPPORT 3475 int i; 3476 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3477 if (sc->synhw.capPassthrough) { 3478 evdev_push_mouse_btn(sc->evdev_r, 3479 extended_buttons); 3480 evdev_sync(sc->evdev_r); 3481 } 3482 for (i = 0; i < maskedbits; i++) { 3483 evdev_push_key(sc->evdev_a, 3484 BTN_0 + i * 2, 3485 pb->ipacket[4] & (1 << i)); 3486 evdev_push_key(sc->evdev_a, 3487 BTN_0 + i * 2 + 1, 3488 pb->ipacket[5] & (1 << i)); 3489 } 3490 } 3491 #endif 3492 pb->ipacket[4] &= ~(mask); 3493 pb->ipacket[5] &= ~(mask); 3494 } else if (!sc->syninfo.directional_scrolls && 3495 !sc->gesture.in_vscroll) { 3496 /* 3497 * Keep reporting MOUSE DOWN until we get a new packet 3498 * indicating otherwise. 3499 */ 3500 extended_buttons |= sc->extended_buttons; 3501 } 3502 } 3503 3504 if (sc->synhw.capReportsV && nfingers > 1) 3505 f[0] = (finger_t) { 3506 .x = ((pb->ipacket[3] & 0x10) << 8) | 3507 ((pb->ipacket[1] & 0x0f) << 8) | 3508 (pb->ipacket[4] & 0xfd), 3509 .y = ((pb->ipacket[3] & 0x20) << 7) | 3510 ((pb->ipacket[1] & 0xf0) << 4) | 3511 (pb->ipacket[5] & 0xfd), 3512 .p = *z & 0xfe, 3513 .w = (((pb->ipacket[2] & 0x01) << 2) | 3514 (pb->ipacket[5] & 0x02) | 3515 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3516 .flags = PSM_FINGER_FUZZY, 3517 }; 3518 else 3519 f[0] = (finger_t) { 3520 .x = ((pb->ipacket[3] & 0x10) << 8) | 3521 ((pb->ipacket[1] & 0x0f) << 8) | 3522 pb->ipacket[4], 3523 .y = ((pb->ipacket[3] & 0x20) << 7) | 3524 ((pb->ipacket[1] & 0xf0) << 4) | 3525 pb->ipacket[5], 3526 .p = *z, 3527 .w = w, 3528 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3529 }; 3530 3531 /* Ignore hovering and unmeasurable touches */ 3532 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3533 nfingers = 0; 3534 3535 /* Handle ClickPad */ 3536 if (sc->synhw.capClickPad) { 3537 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3538 if (sc->synhw.forcePad) { 3539 /* 3540 * Forcepads erroneously report button click if there 3541 * are 2 or more fingers on the touchpad breaking 3542 * multifinger gestures. To workaround this start 3543 * reporting a click only after 4 consecutive single 3544 * touch packets has been received. 3545 * Skip these packets in case more contacts appear. 3546 */ 3547 switch (nfingers) { 3548 case 0: 3549 sc->fpcount = 0; 3550 break; 3551 case 1: 3552 if (clickpad_pressed && sc->fpcount < INT_MAX) 3553 ++sc->fpcount; 3554 /* FALLTHROUGH */ 3555 default: 3556 if (!clickpad_pressed) 3557 sc->fpcount = 0; 3558 if (sc->fpcount >= sc->syninfo.window_min) 3559 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3560 } 3561 } else if (clickpad_pressed) 3562 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3563 } 3564 3565 for (id = 0; id < PSM_FINGERS; id++) 3566 if (id >= nfingers) 3567 PSM_FINGER_RESET(f[id]); 3568 3569 #ifdef EVDEV_SUPPORT 3570 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3571 for (id = 0; id < PSM_FINGERS; id++) { 3572 if (PSM_FINGER_IS_SET(f[id])) 3573 psm_push_mt_finger(sc, id, &f[id]); 3574 else 3575 psm_release_mt_slot(sc->evdev_a, id); 3576 } 3577 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3578 evdev_push_nfingers(sc->evdev_a, nfingers); 3579 if (nfingers > 0) 3580 psm_push_st_finger(sc, &f[0]); 3581 else 3582 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3583 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3584 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3585 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3586 touchpad_buttons & MOUSE_BUTTON4DOWN); 3587 evdev_push_key(sc->evdev_a, BTN_BACK, 3588 touchpad_buttons & MOUSE_BUTTON5DOWN); 3589 } 3590 evdev_sync(sc->evdev_a); 3591 } 3592 #endif 3593 3594 ms->button = touchpad_buttons; 3595 3596 palm = psmpalmdetect(sc, &f[0], nfingers); 3597 3598 /* Palm detection doesn't terminate the current action. */ 3599 if (!palm) 3600 psmgestures(sc, &f[0], nfingers, ms); 3601 3602 for (id = 0; id < PSM_FINGERS; id++) 3603 psmsmoother(sc, &f[id], id, ms, x, y); 3604 3605 if (palm) { 3606 *x = *y = *z = 0; 3607 ms->button = ms->obutton; 3608 return (0); 3609 } 3610 3611 ms->button |= extended_buttons | guest_buttons; 3612 3613 SYNAPTICS_END: 3614 /* 3615 * Use the extra buttons as a scrollwheel 3616 * 3617 * XXX X.Org uses the Z axis for vertical wheel only, 3618 * whereas moused(8) understands special values to differ 3619 * vertical and horizontal wheels. 3620 * 3621 * xf86-input-mouse needs therefore a small patch to 3622 * understand these special values. Without it, the 3623 * horizontal wheel acts as a vertical wheel in X.Org. 3624 * 3625 * That's why the horizontal wheel is disabled by 3626 * default for now. 3627 */ 3628 if (ms->button & MOUSE_BUTTON4DOWN) 3629 *z = -1; 3630 else if (ms->button & MOUSE_BUTTON5DOWN) 3631 *z = 1; 3632 else if (ms->button & MOUSE_BUTTON6DOWN) 3633 *z = -2; 3634 else if (ms->button & MOUSE_BUTTON7DOWN) 3635 *z = 2; 3636 else 3637 *z = 0; 3638 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3639 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3640 3641 return (0); 3642 } 3643 3644 static int 3645 proc_synaptics_mux(struct psm_softc *sc, packetbuf_t *pb) 3646 { 3647 int butt; 3648 3649 /* 3650 * Convert 3-byte interleaved mixture of Synaptics and generic mouse 3651 * packets into plain 6-byte Synaptics packet protocol. 3652 * While in hidden multiplexing mode KBC does some editing of the 3653 * packet stream. It remembers the button bits from the last packet 3654 * received from each device, and replaces the button bits of every 3655 * packet with the logical OR of all devices’ most recent button bits. 3656 * This button crosstalk should be filtered out as Synaptics and 3657 * generic mouse encode middle button presses in a different way. 3658 */ 3659 switch (pb->ipacket[0] & 0xc0) { 3660 case 0x80: /* First 3 bytes of Synaptics packet */ 3661 bcopy(pb->ipacket, sc->muxsave, 3); 3662 /* Compute middle mouse button supression timeout. */ 3663 sc->muxmidtimeout.tv_sec = 0; 3664 sc->muxmidtimeout.tv_usec = 50000; /* ~2-3 ints */ 3665 timevaladd(&sc->muxmidtimeout, &sc->lastsoftintr); 3666 return (1); 3667 3668 case 0xc0: /* Second 3 bytes of Synaptics packet */ 3669 /* Join two 3-bytes absolute packets */ 3670 bcopy(pb->ipacket, pb->ipacket + 3, 3); 3671 bcopy(sc->muxsave, pb->ipacket, 3); 3672 /* Prefer trackpoint buttons over touchpad's */ 3673 pb->ipacket[0] &= ~(0x08 | sc->muxmsbuttons); 3674 pb->ipacket[3] &= ~(0x08 | sc->muxmsbuttons); 3675 butt = (pb->ipacket[3] & 0x03) << 2 | (pb->ipacket[0] & 0x03); 3676 /* Add hysteresis to remove spurious middle button events */ 3677 if (butt != sc->muxtpbuttons && sc->fpcount < 1) { 3678 pb->ipacket[0] &= 0xfc; 3679 pb->ipacket[0] |= sc->muxtpbuttons & 0x03; 3680 pb->ipacket[3] &= 0xfc; 3681 pb->ipacket[3] |= sc->muxtpbuttons >> 2 & 0x03; 3682 ++sc->fpcount; 3683 } else { 3684 sc->fpcount = 0; 3685 sc->muxtpbuttons = butt; 3686 } 3687 /* Filter out impossible w induced by middle trackpoint btn */ 3688 if (sc->synhw.capExtended && !sc->synhw.capPassthrough && 3689 (pb->ipacket[0] & 0x34) == 0x04 && 3690 (pb->ipacket[3] & 0x04) == 0x04) { 3691 pb->ipacket[0] &= 0xfb; 3692 pb->ipacket[3] &= 0xfb; 3693 } 3694 sc->muxsave[0] &= 0x30; 3695 break; 3696 3697 default: /* Generic mouse (Trackpoint) packet */ 3698 /* Filter out middle button events induced by some w values */ 3699 if (sc->muxmsbuttons & 0x03 || pb->ipacket[0] & 0x03 || 3700 (timevalcmp(&sc->lastsoftintr, &sc->muxmidtimeout, <=) && 3701 (sc->muxsave[0] & 0x30 || sc->muxsave[2] > 8))) 3702 pb->ipacket[0] &= 0xfb; 3703 sc->muxmsbuttons = pb->ipacket[0] & 0x07; 3704 /* Convert to Synaptics pass-through protocol */ 3705 pb->ipacket[4] = pb->ipacket[1]; 3706 pb->ipacket[5] = pb->ipacket[2]; 3707 pb->ipacket[1] = pb->ipacket[0]; 3708 pb->ipacket[2] = 0; 3709 pb->ipacket[0] = 0x84 | (sc->muxtpbuttons & 0x03); 3710 pb->ipacket[3] = 0xc4 | (sc->muxtpbuttons >> 2 & 0x03); 3711 } 3712 3713 VLOG(4, (LOG_DEBUG, "synaptics: %02x %02x %02x %02x %02x %02x\n", 3714 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3715 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3716 3717 pb->inputbytes = MOUSE_SYNAPTICS_PACKETSIZE; 3718 return (0); 3719 } 3720 3721 static int 3722 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3723 { 3724 if (!( 3725 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3726 !sc->synhw.capReportsV && nfingers > 1) || 3727 (sc->synhw.capReportsV && nfingers > 2) || 3728 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3729 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3730 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3731 /* 3732 * We consider the packet irrelevant for the current 3733 * action when: 3734 * - the width isn't comprised in: 3735 * [1; max_width] 3736 * - the pressure isn't comprised in: 3737 * [min_pressure; max_pressure] 3738 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3739 */ 3740 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3741 return (1); 3742 } 3743 return (0); 3744 } 3745 3746 static void 3747 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3748 mousestatus_t *ms) 3749 { 3750 smoother_t *smoother; 3751 gesture_t *gest; 3752 finger_t *f; 3753 int y_ok, center_button, center_x, right_button, right_x, i; 3754 3755 f = &fingers[0]; 3756 smoother = &sc->smoother[0]; 3757 gest = &sc->gesture; 3758 3759 /* Find first active finger. */ 3760 if (nfingers > 0) { 3761 for (i = 0; i < PSM_FINGERS; i++) { 3762 if (PSM_FINGER_IS_SET(fingers[i])) { 3763 f = &fingers[i]; 3764 smoother = &sc->smoother[i]; 3765 break; 3766 } 3767 } 3768 } 3769 3770 /* 3771 * Check pressure to detect a real wanted action on the 3772 * touchpad. 3773 */ 3774 if (f->p >= sc->syninfo.min_pressure) { 3775 int x0, y0; 3776 int dxp, dyp; 3777 int start_x, start_y; 3778 int queue_len; 3779 int margin_top, margin_right, margin_bottom, margin_left; 3780 int window_min, window_max; 3781 int vscroll_hor_area, vscroll_ver_area; 3782 int two_finger_scroll; 3783 int max_x, max_y; 3784 3785 /* Read sysctl. */ 3786 /* XXX Verify values? */ 3787 margin_top = sc->syninfo.margin_top; 3788 margin_right = sc->syninfo.margin_right; 3789 margin_bottom = sc->syninfo.margin_bottom; 3790 margin_left = sc->syninfo.margin_left; 3791 window_min = sc->syninfo.window_min; 3792 window_max = sc->syninfo.window_max; 3793 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3794 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3795 two_finger_scroll = sc->syninfo.two_finger_scroll; 3796 max_x = sc->syninfo.max_x; 3797 max_y = sc->syninfo.max_y; 3798 3799 /* Read current absolute position. */ 3800 x0 = f->x; 3801 y0 = f->y; 3802 3803 /* 3804 * Limit the coordinates to the specified margins because 3805 * this area isn't very reliable. 3806 */ 3807 if (x0 <= margin_left) 3808 x0 = margin_left; 3809 else if (x0 >= max_x - margin_right) 3810 x0 = max_x - margin_right; 3811 if (y0 <= margin_bottom) 3812 y0 = margin_bottom; 3813 else if (y0 >= max_y - margin_top) 3814 y0 = max_y - margin_top; 3815 3816 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3817 x0, y0, f->p, f->w)); 3818 3819 /* 3820 * If the action is just beginning, init the structure and 3821 * compute tap timeout. 3822 */ 3823 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3824 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3825 3826 /* Initialize queue. */ 3827 gest->window_min = window_min; 3828 3829 /* Reset pressure peak. */ 3830 gest->zmax = 0; 3831 3832 /* Reset fingers count. */ 3833 gest->fingers_nb = 0; 3834 3835 /* Reset virtual scrolling state. */ 3836 gest->in_vscroll = 0; 3837 3838 /* Compute tap timeout. */ 3839 if (tap_enabled != 0) { 3840 gest->taptimeout = (struct timeval) { 3841 .tv_sec = tap_timeout / 1000000, 3842 .tv_usec = tap_timeout % 1000000, 3843 }; 3844 timevaladd( 3845 &gest->taptimeout, &sc->lastsoftintr); 3846 } else 3847 timevalclear(&gest->taptimeout); 3848 3849 sc->flags |= PSM_FLAGS_FINGERDOWN; 3850 3851 /* Smoother has not been reset yet */ 3852 queue_len = 1; 3853 start_x = x0; 3854 start_y = y0; 3855 } else { 3856 queue_len = smoother->queue_len + 1; 3857 start_x = smoother->start_x; 3858 start_y = smoother->start_y; 3859 } 3860 3861 /* Process ClickPad softbuttons */ 3862 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3863 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3864 start_y < sc->syninfo.softbuttons_y : 3865 start_y > max_y + sc->syninfo.softbuttons_y; 3866 3867 center_button = MOUSE_BUTTON2DOWN; 3868 center_x = sc->syninfo.softbutton2_x; 3869 right_button = MOUSE_BUTTON3DOWN; 3870 right_x = sc->syninfo.softbutton3_x; 3871 3872 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3873 center_button = MOUSE_BUTTON3DOWN; 3874 center_x = sc->syninfo.softbutton3_x; 3875 right_button = MOUSE_BUTTON2DOWN; 3876 right_x = sc->syninfo.softbutton2_x; 3877 } 3878 3879 if (right_x > 0 && start_x > right_x && y_ok) 3880 ms->button = (ms->button & 3881 ~MOUSE_BUTTON1DOWN) | right_button; 3882 else if (center_x > 0 && start_x > center_x && y_ok) 3883 ms->button = (ms->button & 3884 ~MOUSE_BUTTON1DOWN) | center_button; 3885 } 3886 3887 /* If in tap-hold, add the recorded button. */ 3888 if (gest->in_taphold) 3889 ms->button |= gest->tap_button; 3890 3891 /* 3892 * For tap, we keep the maximum number of fingers and the 3893 * pressure peak. Also with multiple fingers, we increase 3894 * the minimum window. 3895 */ 3896 if (nfingers > 1) 3897 gest->window_min = window_max; 3898 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3899 gest->zmax = imax(f->p, gest->zmax); 3900 3901 /* Do we have enough packets to consider this a gesture? */ 3902 if (queue_len < gest->window_min) 3903 return; 3904 3905 dyp = -1; 3906 dxp = -1; 3907 3908 /* Is a scrolling action occurring? */ 3909 if (!gest->in_taphold && !ms->button && 3910 (!gest->in_vscroll || two_finger_scroll)) { 3911 /* 3912 * A scrolling action must not conflict with a tap 3913 * action. Here are the conditions to consider a 3914 * scrolling action: 3915 * - the action in a configurable area 3916 * - one of the following: 3917 * . the distance between the last packet and the 3918 * first should be above a configurable minimum 3919 * . tap timed out 3920 */ 3921 dxp = abs(x0 - start_x); 3922 dyp = abs(y0 - start_y); 3923 3924 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3925 dxp >= sc->syninfo.vscroll_min_delta || 3926 dyp >= sc->syninfo.vscroll_min_delta) { 3927 /* 3928 * Handle two finger scrolling. 3929 * Note that we don't rely on fingers_nb 3930 * as that keeps the maximum number of fingers. 3931 */ 3932 if (two_finger_scroll) { 3933 if (nfingers == 2) { 3934 gest->in_vscroll += 3935 dyp ? 2 : 0; 3936 gest->in_vscroll += 3937 dxp ? 1 : 0; 3938 } 3939 } else { 3940 /* Check for horizontal scrolling. */ 3941 if ((vscroll_hor_area > 0 && 3942 start_y <= vscroll_hor_area) || 3943 (vscroll_hor_area < 0 && 3944 start_y >= 3945 max_y + vscroll_hor_area)) 3946 gest->in_vscroll += 2; 3947 3948 /* Check for vertical scrolling. */ 3949 if ((vscroll_ver_area > 0 && 3950 start_x <= vscroll_ver_area) || 3951 (vscroll_ver_area < 0 && 3952 start_x >= 3953 max_x + vscroll_ver_area)) 3954 gest->in_vscroll += 1; 3955 } 3956 3957 /* Avoid conflicts if area overlaps. */ 3958 if (gest->in_vscroll >= 3) 3959 gest->in_vscroll = 3960 (dxp > dyp) ? 2 : 1; 3961 } 3962 } 3963 /* 3964 * Reset two finger scrolling when the number of fingers 3965 * is different from two or any button is pressed. 3966 */ 3967 if (two_finger_scroll && gest->in_vscroll != 0 && 3968 (nfingers != 2 || ms->button)) 3969 gest->in_vscroll = 0; 3970 3971 VLOG(5, (LOG_DEBUG, 3972 "synaptics: virtual scrolling: %s " 3973 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 3974 gest->in_vscroll ? "YES" : "NO", 3975 gest->in_vscroll, dxp, dyp, 3976 gest->fingers_nb)); 3977 3978 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 3979 /* 3980 * An action is currently taking place but the pressure 3981 * dropped under the minimum, putting an end to it. 3982 */ 3983 int taphold_timeout, dx, dy, tap_max_delta; 3984 3985 dx = abs(smoother->queue[smoother->queue_cursor].x - 3986 smoother->start_x); 3987 dy = abs(smoother->queue[smoother->queue_cursor].y - 3988 smoother->start_y); 3989 3990 /* Max delta is disabled for multi-fingers tap. */ 3991 if (gest->fingers_nb > 1) 3992 tap_max_delta = imax(dx, dy); 3993 else 3994 tap_max_delta = sc->syninfo.tap_max_delta; 3995 3996 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 3997 3998 /* Check for tap. */ 3999 VLOG(3, (LOG_DEBUG, 4000 "synaptics: zmax=%d, dx=%d, dy=%d, " 4001 "delta=%d, fingers=%d, queue=%d\n", 4002 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 4003 smoother->queue_len)); 4004 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 4005 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 4006 dx <= tap_max_delta && dy <= tap_max_delta && 4007 smoother->queue_len >= sc->syninfo.tap_min_queue) { 4008 /* 4009 * We have a tap if: 4010 * - the maximum pressure went over tap_threshold 4011 * - the action ended before tap_timeout 4012 * 4013 * To handle tap-hold, we must delay any button push to 4014 * the next action. 4015 */ 4016 if (gest->in_taphold) { 4017 /* 4018 * This is the second and last tap of a 4019 * double tap action, not a tap-hold. 4020 */ 4021 gest->in_taphold = 0; 4022 4023 /* 4024 * For double-tap to work: 4025 * - no button press is emitted (to 4026 * simulate a button release) 4027 * - PSM_FLAGS_FINGERDOWN is set to 4028 * force the next packet to emit a 4029 * button press) 4030 */ 4031 VLOG(2, (LOG_DEBUG, 4032 "synaptics: button RELEASE: %d\n", 4033 gest->tap_button)); 4034 sc->flags |= PSM_FLAGS_FINGERDOWN; 4035 4036 /* Schedule button press on next interrupt */ 4037 sc->idletimeout.tv_sec = psmhz > 1 ? 4038 0 : 1; 4039 sc->idletimeout.tv_usec = psmhz > 1 ? 4040 1000000 / psmhz : 0; 4041 } else { 4042 /* 4043 * This is the first tap: we set the 4044 * tap-hold state and notify the button 4045 * down event. 4046 */ 4047 gest->in_taphold = 1; 4048 taphold_timeout = sc->syninfo.taphold_timeout; 4049 gest->taptimeout.tv_sec = taphold_timeout / 4050 1000000; 4051 gest->taptimeout.tv_usec = taphold_timeout % 4052 1000000; 4053 sc->idletimeout = gest->taptimeout; 4054 timevaladd(&gest->taptimeout, 4055 &sc->lastsoftintr); 4056 4057 switch (gest->fingers_nb) { 4058 case 3: 4059 gest->tap_button = 4060 MOUSE_BUTTON2DOWN; 4061 break; 4062 case 2: 4063 gest->tap_button = 4064 MOUSE_BUTTON3DOWN; 4065 break; 4066 default: 4067 gest->tap_button = 4068 MOUSE_BUTTON1DOWN; 4069 } 4070 VLOG(2, (LOG_DEBUG, 4071 "synaptics: button PRESS: %d\n", 4072 gest->tap_button)); 4073 ms->button |= gest->tap_button; 4074 } 4075 } else { 4076 /* 4077 * Not enough pressure or timeout: reset 4078 * tap-hold state. 4079 */ 4080 if (gest->in_taphold) { 4081 VLOG(2, (LOG_DEBUG, 4082 "synaptics: button RELEASE: %d\n", 4083 gest->tap_button)); 4084 gest->in_taphold = 0; 4085 } else { 4086 VLOG(2, (LOG_DEBUG, 4087 "synaptics: not a tap-hold\n")); 4088 } 4089 } 4090 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 4091 /* 4092 * For a tap-hold to work, the button must remain down at 4093 * least until timeout (where the in_taphold flags will be 4094 * cleared) or during the next action. 4095 */ 4096 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 4097 ms->button |= gest->tap_button; 4098 } else { 4099 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 4100 gest->tap_button)); 4101 gest->in_taphold = 0; 4102 } 4103 } 4104 4105 return; 4106 } 4107 4108 static void 4109 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 4110 mousestatus_t *ms, int *x, int *y) 4111 { 4112 smoother_t *smoother = &sc->smoother[smoother_id]; 4113 gesture_t *gest = &(sc->gesture); 4114 4115 /* 4116 * Check pressure to detect a real wanted action on the 4117 * touchpad. 4118 */ 4119 if (f->p >= sc->syninfo.min_pressure) { 4120 int x0, y0; 4121 int cursor, peer, window; 4122 int dx, dy, dxp, dyp; 4123 int max_width, max_pressure; 4124 int margin_top, margin_right, margin_bottom, margin_left; 4125 int na_top, na_right, na_bottom, na_left; 4126 int window_min, window_max; 4127 int multiplicator; 4128 int weight_current, weight_previous, weight_len_squared; 4129 int div_min, div_max, div_len; 4130 int vscroll_hor_area, vscroll_ver_area; 4131 int two_finger_scroll; 4132 int max_x, max_y; 4133 int len, weight_prev_x, weight_prev_y; 4134 int div_max_x, div_max_y, div_x, div_y; 4135 int is_fuzzy; 4136 4137 /* Read sysctl. */ 4138 /* XXX Verify values? */ 4139 max_width = sc->syninfo.max_width; 4140 max_pressure = sc->syninfo.max_pressure; 4141 margin_top = sc->syninfo.margin_top; 4142 margin_right = sc->syninfo.margin_right; 4143 margin_bottom = sc->syninfo.margin_bottom; 4144 margin_left = sc->syninfo.margin_left; 4145 na_top = sc->syninfo.na_top; 4146 na_right = sc->syninfo.na_right; 4147 na_bottom = sc->syninfo.na_bottom; 4148 na_left = sc->syninfo.na_left; 4149 window_min = sc->syninfo.window_min; 4150 window_max = sc->syninfo.window_max; 4151 multiplicator = sc->syninfo.multiplicator; 4152 weight_current = sc->syninfo.weight_current; 4153 weight_previous = sc->syninfo.weight_previous; 4154 weight_len_squared = sc->syninfo.weight_len_squared; 4155 div_min = sc->syninfo.div_min; 4156 div_max = sc->syninfo.div_max; 4157 div_len = sc->syninfo.div_len; 4158 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 4159 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 4160 two_finger_scroll = sc->syninfo.two_finger_scroll; 4161 max_x = sc->syninfo.max_x; 4162 max_y = sc->syninfo.max_y; 4163 4164 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4165 4166 /* Read current absolute position. */ 4167 x0 = f->x; 4168 y0 = f->y; 4169 4170 /* 4171 * Limit the coordinates to the specified margins because 4172 * this area isn't very reliable. 4173 */ 4174 if (x0 <= margin_left) 4175 x0 = margin_left; 4176 else if (x0 >= max_x - margin_right) 4177 x0 = max_x - margin_right; 4178 if (y0 <= margin_bottom) 4179 y0 = margin_bottom; 4180 else if (y0 >= max_y - margin_top) 4181 y0 = max_y - margin_top; 4182 4183 /* If the action is just beginning, init the structure. */ 4184 if (smoother->active == 0) { 4185 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4186 4187 /* Store the first point of this action. */ 4188 smoother->start_x = x0; 4189 smoother->start_y = y0; 4190 dx = dy = 0; 4191 4192 /* Initialize queue. */ 4193 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4194 smoother->queue_len = 0; 4195 4196 /* Reset average. */ 4197 smoother->avg_dx = 0; 4198 smoother->avg_dy = 0; 4199 4200 /* Reset squelch. */ 4201 smoother->squelch_x = 0; 4202 smoother->squelch_y = 0; 4203 4204 /* Activate queue */ 4205 smoother->active = 1; 4206 } else { 4207 /* Calculate the current delta. */ 4208 cursor = smoother->queue_cursor; 4209 dx = x0 - smoother->queue[cursor].x; 4210 dy = y0 - smoother->queue[cursor].y; 4211 } 4212 4213 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4214 smoother_id, x0, y0, f->p, f->w)); 4215 4216 /* Queue this new packet. */ 4217 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4218 smoother->queue[cursor].x = x0; 4219 smoother->queue[cursor].y = y0; 4220 smoother->queue_cursor = cursor; 4221 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4222 smoother->queue_len++; 4223 VLOG(5, (LOG_DEBUG, 4224 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4225 smoother_id, cursor, x0, y0, dx, dy)); 4226 4227 /* Do we have enough packets to consider this a movement? */ 4228 if (smoother->queue_len < gest->window_min) 4229 return; 4230 4231 weight_prev_x = weight_prev_y = weight_previous; 4232 div_max_x = div_max_y = div_max; 4233 4234 if (gest->in_vscroll) { 4235 /* Dividers are different with virtual scrolling. */ 4236 div_min = sc->syninfo.vscroll_div_min; 4237 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4238 } else { 4239 /* 4240 * There's a lot of noise in coordinates when 4241 * the finger is on the touchpad's borders. When 4242 * using this area, we apply a special weight and 4243 * div. 4244 */ 4245 if (x0 <= na_left || x0 >= max_x - na_right) { 4246 weight_prev_x = sc->syninfo.weight_previous_na; 4247 div_max_x = sc->syninfo.div_max_na; 4248 } 4249 4250 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4251 weight_prev_y = sc->syninfo.weight_previous_na; 4252 div_max_y = sc->syninfo.div_max_na; 4253 } 4254 } 4255 4256 /* 4257 * Calculate weights for the average operands and 4258 * the divisor. Both depend on the distance between 4259 * the current packet and a previous one (based on the 4260 * window width). 4261 */ 4262 window = imin(smoother->queue_len, window_max); 4263 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4264 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4265 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4266 len = (dxp * dxp) + (dyp * dyp); 4267 weight_prev_x = imin(weight_prev_x, 4268 weight_len_squared * weight_prev_x / len); 4269 weight_prev_y = imin(weight_prev_y, 4270 weight_len_squared * weight_prev_y / len); 4271 4272 len = (dxp + dyp) / 2; 4273 div_x = div_len * div_max_x / len; 4274 div_x = imin(div_max_x, div_x); 4275 div_x = imax(div_min, div_x); 4276 div_y = div_len * div_max_y / len; 4277 div_y = imin(div_max_y, div_y); 4278 div_y = imax(div_min, div_y); 4279 4280 VLOG(3, (LOG_DEBUG, 4281 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4282 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4283 div_x, div_y)); 4284 4285 /* Compute averages. */ 4286 smoother->avg_dx = 4287 (weight_current * dx * multiplicator + 4288 weight_prev_x * smoother->avg_dx) / 4289 (weight_current + weight_prev_x); 4290 4291 smoother->avg_dy = 4292 (weight_current * dy * multiplicator + 4293 weight_prev_y * smoother->avg_dy) / 4294 (weight_current + weight_prev_y); 4295 4296 VLOG(5, (LOG_DEBUG, 4297 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4298 smoother->avg_dx / multiplicator, 4299 smoother->avg_dy / multiplicator)); 4300 4301 /* Use these averages to calculate x & y. */ 4302 smoother->squelch_x += smoother->avg_dx; 4303 dxp = smoother->squelch_x / (div_x * multiplicator); 4304 smoother->squelch_x = smoother->squelch_x % 4305 (div_x * multiplicator); 4306 4307 smoother->squelch_y += smoother->avg_dy; 4308 dyp = smoother->squelch_y / (div_y * multiplicator); 4309 smoother->squelch_y = smoother->squelch_y % 4310 (div_y * multiplicator); 4311 4312 switch(gest->in_vscroll) { 4313 case 0: /* Pointer movement. */ 4314 /* On real<->fuzzy finger switch the x/y pos jumps */ 4315 if (is_fuzzy == smoother->is_fuzzy) { 4316 *x += dxp; 4317 *y += dyp; 4318 } 4319 4320 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4321 smoother_id, dx, dy, dxp, dyp)); 4322 break; 4323 case 1: /* Vertical scrolling. */ 4324 if (dyp != 0) 4325 ms->button |= (dyp > 0) ? 4326 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4327 break; 4328 case 2: /* Horizontal scrolling. */ 4329 if (dxp != 0) 4330 ms->button |= (dxp > 0) ? 4331 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4332 break; 4333 } 4334 4335 smoother->is_fuzzy = is_fuzzy; 4336 4337 } else { 4338 /* 4339 * Deactivate queue. Note: We can not just reset queue here 4340 * as these values are still used by gesture processor. 4341 * So postpone reset till next touch. 4342 */ 4343 smoother->active = 0; 4344 } 4345 } 4346 4347 static int 4348 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4349 int *x, int *y, int *z) 4350 { 4351 static int touchpad_button, trackpoint_button; 4352 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4353 int pkt, id, scale, i, nfingers, mask, palm; 4354 4355 if (!elantech_support) 4356 return (0); 4357 4358 /* Determine packet format and do a sanity check for out of sync packets. */ 4359 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4360 pkt = ELANTECH_PKT_NOP; 4361 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4362 pkt = ELANTECH_PKT_TRACKPOINT; 4363 else 4364 switch (sc->elanhw.hwversion) { 4365 case 2: 4366 if (!ELANTECH_PKT_IS_V2(pb)) 4367 return (-1); 4368 4369 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4370 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4371 break; 4372 case 3: 4373 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4374 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4375 return (-1); 4376 4377 pkt = ELANTECH_PKT_V3; 4378 break; 4379 case 4: 4380 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4381 return (-1); 4382 4383 switch (pb->ipacket[3] & 0x03) { 4384 case 0x00: 4385 pkt = ELANTECH_PKT_V4_STATUS; 4386 break; 4387 case 0x01: 4388 pkt = ELANTECH_PKT_V4_HEAD; 4389 break; 4390 case 0x02: 4391 pkt = ELANTECH_PKT_V4_MOTION; 4392 break; 4393 default: 4394 return (-1); 4395 } 4396 break; 4397 default: 4398 return (-1); 4399 } 4400 4401 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4402 4403 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4404 PSM_FINGER_RESET(f[id]); 4405 4406 *x = *y = *z = 0; 4407 ms->button = ms->obutton; 4408 4409 if (sc->syninfo.touchpad_off) 4410 return (0); 4411 4412 /* Common legend 4413 * L: Left mouse button pressed 4414 * R: Right mouse button pressed 4415 * N: number of fingers on touchpad 4416 * X: absolute x value (horizontal) 4417 * Y: absolute y value (vertical) 4418 * W; width of the finger touch 4419 * P: pressure 4420 */ 4421 switch (pkt) { 4422 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4423 /* 7 6 5 4 3 2 1 0 (LSB) 4424 * ------------------------------------------- 4425 * ipacket[0]: N1 N0 W3 W2 . . R L 4426 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4427 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4428 * ipacket[3]: N4 VF W1 W0 . . . B2 4429 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4430 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4431 * ------------------------------------------- 4432 * N4: set if more than 3 fingers (only in 3 fingers mode) 4433 * VF: a kind of flag? (only on EF123, 0 when finger 4434 * is over one of the buttons, 1 otherwise) 4435 * B2: (on EF113 only, 0 otherwise), one button pressed 4436 * P & W is not reported on EF113 touchpads 4437 */ 4438 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4439 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4440 nfingers = 4; 4441 4442 if (nfingers == 0) { 4443 mask = (1 << nfingers) - 1; /* = 0x00 */ 4444 break; 4445 } 4446 4447 /* Map 3-rd and 4-th fingers to first finger */ 4448 mask = (1 << 1) - 1; /* = 0x01 */ 4449 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4450 if (sc->elanhw.haspressure) { 4451 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4452 ((pb->ipacket[3] & 0x30) >> 4); 4453 } else { 4454 f[0].p = PSM_FINGER_DEFAULT_P; 4455 f[0].w = PSM_FINGER_DEFAULT_W; 4456 } 4457 4458 /* 4459 * HW v2 dont report exact finger positions when 3 or more 4460 * fingers are on touchpad. 4461 */ 4462 if (nfingers > 2) 4463 f[0].flags = PSM_FINGER_FUZZY; 4464 4465 break; 4466 4467 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4468 /* 7 6 5 4 3 2 1 0 (LSB) 4469 * ------------------------------------------- 4470 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4471 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4472 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4473 * ipacket[3]: . . BY8 BX8 . . . . 4474 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4475 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4476 * ------------------------------------------- 4477 * AX: lower-left finger absolute x value 4478 * AY: lower-left finger absolute y value 4479 * BX: upper-right finger absolute x value 4480 * BY: upper-right finger absolute y value 4481 */ 4482 nfingers = 2; 4483 mask = (1 << nfingers) - 1; 4484 4485 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4486 f[id] = (finger_t) { 4487 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4488 pb->ipacket[id * 3 + 1]) << 2, 4489 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4490 pb->ipacket[id * 3 + 2]) << 2, 4491 .p = PSM_FINGER_DEFAULT_P, 4492 .w = PSM_FINGER_DEFAULT_W, 4493 /* HW ver.2 sends bounding box */ 4494 .flags = PSM_FINGER_FUZZY 4495 }; 4496 break; 4497 4498 case ELANTECH_PKT_V3: /* HW Version 3 */ 4499 /* 7 6 5 4 3 2 1 0 (LSB) 4500 * ------------------------------------------- 4501 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4502 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4503 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4504 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4505 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4506 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4507 * ------------------------------------------- 4508 */ 4509 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4510 /* Map 3-rd finger to first finger */ 4511 id = nfingers > 2 ? 0 : nfingers - 1; 4512 mask = (1 << (id + 1)) - 1; 4513 4514 if (nfingers == 0) 4515 break; 4516 4517 fn = ELANTECH_FINGER_SET_XYP(pb); 4518 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4519 ((pb->ipacket[3] & 0x30) >> 4); 4520 4521 /* 4522 * HW v3 dont report exact finger positions when 3 or more 4523 * fingers are on touchpad. 4524 */ 4525 if (nfingers > 1) 4526 fn.flags = PSM_FINGER_FUZZY; 4527 4528 if (nfingers == 2) { 4529 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4530 sc->elanaction.fingers[0] = fn; 4531 return (0); 4532 } else 4533 f[0] = sc->elanaction.fingers[0]; 4534 } 4535 f[id] = fn; 4536 break; 4537 4538 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4539 /* 7 6 5 4 3 2 1 0 (LSB) 4540 * ------------------------------------------- 4541 * ipacket[0]: . . . . 0 1 R L 4542 * ipacket[1]: . . . F4 F3 F2 F1 F0 4543 * ipacket[2]: . . . . . . . . 4544 * ipacket[3]: . . . 1 0 0 0 0 4545 * ipacket[4]: PL . . . . . . . 4546 * ipacket[5]: . . . . . . . . 4547 * ------------------------------------------- 4548 * Fn: finger n is on touchpad 4549 * PL: palm 4550 * HV ver4 sends a status packet to indicate that the numbers 4551 * or identities of the fingers has been changed 4552 */ 4553 4554 mask = pb->ipacket[1] & 0x1f; 4555 nfingers = bitcount(mask); 4556 4557 if (sc->elanaction.mask_v4wait != 0) 4558 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4559 " when not all previous head packets received\n")); 4560 4561 /* Bitmap of fingers to receive before gesture processing */ 4562 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4563 4564 /* Skip "new finger is on touchpad" packets */ 4565 if (sc->elanaction.mask_v4wait) { 4566 sc->elanaction.mask = mask; 4567 return (0); 4568 } 4569 4570 break; 4571 4572 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4573 /* 7 6 5 4 3 2 1 0 (LSB) 4574 * ------------------------------------------- 4575 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4576 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4577 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4578 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4579 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4580 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4581 * ------------------------------------------- 4582 * ID: finger id 4583 * HW ver 4 sends head packets in two cases: 4584 * 1. One finger touch and movement. 4585 * 2. Next after status packet to tell new finger positions. 4586 */ 4587 mask = sc->elanaction.mask; 4588 nfingers = bitcount(mask); 4589 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4590 fn = ELANTECH_FINGER_SET_XYP(pb); 4591 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4592 4593 if (id < 0) 4594 return (0); 4595 4596 /* Packet is finger position update. Report it */ 4597 if (sc->elanaction.mask_v4wait == 0) { 4598 if (id < ELANTECH_MAX_FINGERS) 4599 f[id] = fn; 4600 break; 4601 } 4602 4603 /* Remove finger from waiting bitmap and store into context */ 4604 sc->elanaction.mask_v4wait &= ~(1 << id); 4605 if (id < ELANTECH_MAX_FINGERS) 4606 sc->elanaction.fingers[id] = fn; 4607 4608 /* Wait for other fingers if needed */ 4609 if (sc->elanaction.mask_v4wait != 0) 4610 return (0); 4611 4612 /* All new fingers are received. Report them from context */ 4613 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4614 if (sc->elanaction.mask & (1 << id)) 4615 f[id] = sc->elanaction.fingers[id]; 4616 4617 break; 4618 4619 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4620 /* 7 6 5 4 3 2 1 0 (LSB) 4621 * ------------------------------------------- 4622 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4623 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4624 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4625 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4626 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4627 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4628 * ------------------------------------------- 4629 * OF: delta overflows (> 127 or < -128), in this case 4630 * firmware sends us (delta x / 5) and (delta y / 5) 4631 * ID: finger id 4632 * DX: delta x (two's complement) 4633 * XY: delta y (two's complement) 4634 * byte 0 ~ 2 for one finger 4635 * byte 3 ~ 5 for another finger 4636 */ 4637 mask = sc->elanaction.mask; 4638 nfingers = bitcount(mask); 4639 4640 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4641 for (i = 0; i <= 3; i += 3) { 4642 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4643 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4644 continue; 4645 4646 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4647 f[id] = sc->elanaction.fingers[id]; 4648 f[id].x += imax(-f[id].x, 4649 (signed char)pb->ipacket[i+1] * scale); 4650 f[id].y += imax(-f[id].y, 4651 (signed char)pb->ipacket[i+2] * scale); 4652 } else { 4653 VLOG(3, (LOG_DEBUG, "elantech: " 4654 "HW v4 motion packet skipped\n")); 4655 } 4656 } 4657 4658 break; 4659 4660 case ELANTECH_PKT_TRACKPOINT: 4661 /* 7 6 5 4 3 2 1 0 (LSB) 4662 * ------------------------------------------- 4663 * ipacket[0]: 0 0 SX SY 0 M R L 4664 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4665 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4666 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4667 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4668 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4669 * ------------------------------------------- 4670 * X and Y are written in two's complement spread 4671 * over 9 bits with SX/SY the relative top bit and 4672 * X7..X0 and Y7..Y0 the lower bits. 4673 */ 4674 *x = (pb->ipacket[0] & 0x20) ? 4675 pb->ipacket[4] - 256 : pb->ipacket[4]; 4676 *y = (pb->ipacket[0] & 0x10) ? 4677 pb->ipacket[5] - 256 : pb->ipacket[5]; 4678 4679 trackpoint_button = 4680 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4681 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4682 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4683 #ifdef EVDEV_SUPPORT 4684 evdev_push_rel(sc->evdev_r, REL_X, *x); 4685 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4686 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4687 evdev_sync(sc->evdev_r); 4688 #endif 4689 ms->button = touchpad_button | trackpoint_button; 4690 return (0); 4691 4692 case ELANTECH_PKT_NOP: 4693 return (0); 4694 4695 default: 4696 return (-1); 4697 } 4698 4699 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4700 if (PSM_FINGER_IS_SET(f[id])) 4701 VLOG(2, (LOG_DEBUG, "elantech: " 4702 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4703 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4704 4705 /* Touchpad button presses */ 4706 if (sc->elanhw.isclickpad) { 4707 touchpad_button = 4708 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4709 } else { 4710 touchpad_button = 4711 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4712 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4713 } 4714 4715 #ifdef EVDEV_SUPPORT 4716 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4717 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4718 if (PSM_FINGER_IS_SET(f[id])) { 4719 psm_push_mt_finger(sc, id, &f[id]); 4720 /* Convert touch width to surface units */ 4721 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4722 f[id].w * sc->elanhw.dptracex); 4723 } 4724 if (sc->elanaction.mask & (1 << id) && 4725 !(mask & (1 << id))) 4726 psm_release_mt_slot(sc->evdev_a, id); 4727 } 4728 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4729 evdev_push_nfingers(sc->evdev_a, nfingers); 4730 if (nfingers > 0) { 4731 if (PSM_FINGER_IS_SET(f[0])) 4732 psm_push_st_finger(sc, &f[0]); 4733 } else 4734 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4735 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4736 evdev_sync(sc->evdev_a); 4737 } 4738 #endif 4739 4740 ms->button = touchpad_button | trackpoint_button; 4741 4742 /* Palm detection doesn't terminate the current action. */ 4743 palm = psmpalmdetect(sc, &f[0], nfingers); 4744 4745 /* Send finger 1 position to gesture processor */ 4746 if ((PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4747 nfingers == 0) && !palm) 4748 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4749 4750 /* Send fingers positions to movement smoothers */ 4751 for (id = 0; id < PSM_FINGERS; id++) 4752 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4753 psmsmoother(sc, &f[id], id, ms, x, y); 4754 4755 /* Store current finger positions in action context */ 4756 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4757 if (PSM_FINGER_IS_SET(f[id])) 4758 sc->elanaction.fingers[id] = f[id]; 4759 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4760 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4761 } 4762 sc->elanaction.mask = mask; 4763 4764 if (palm) { 4765 *x = *y = *z = 0; 4766 ms->button = ms->obutton; 4767 return (0); 4768 } 4769 4770 /* Use the extra buttons as a scrollwheel */ 4771 if (ms->button & MOUSE_BUTTON4DOWN) 4772 *z = -1; 4773 else if (ms->button & MOUSE_BUTTON5DOWN) 4774 *z = 1; 4775 else if (ms->button & MOUSE_BUTTON6DOWN) 4776 *z = -2; 4777 else if (ms->button & MOUSE_BUTTON7DOWN) 4778 *z = 2; 4779 else 4780 *z = 0; 4781 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4782 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4783 4784 return (0); 4785 } 4786 4787 static void 4788 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4789 int *x, int *y, int *z) 4790 { 4791 static int butmap_versapad[8] = { 4792 0, 4793 MOUSE_BUTTON3DOWN, 4794 0, 4795 MOUSE_BUTTON3DOWN, 4796 MOUSE_BUTTON1DOWN, 4797 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4798 MOUSE_BUTTON1DOWN, 4799 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4800 }; 4801 int c, x0, y0; 4802 4803 /* VersaPad PS/2 absolute mode message format 4804 * 4805 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4806 * ipacket[0]: 1 1 0 A 1 L T R 4807 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4808 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4809 * ipacket[3]: 1 1 1 A 1 L T R 4810 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4811 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4812 * 4813 * [note] 4814 * R: right physical mouse button (1=on) 4815 * T: touch pad virtual button (1=tapping) 4816 * L: left physical mouse button (1=on) 4817 * A: position data is valid (1=valid) 4818 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4819 * V: vertical data (12bit signed integer. V11 is sign bit.) 4820 * P: pressure data 4821 * 4822 * Tapping is mapped to MOUSE_BUTTON4. 4823 */ 4824 c = pb->ipacket[0]; 4825 *x = *y = 0; 4826 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4827 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4828 if (c & MOUSE_PS2VERSA_IN_USE) { 4829 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4830 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4831 if (x0 & 0x800) 4832 x0 -= 0x1000; 4833 if (y0 & 0x800) 4834 y0 -= 0x1000; 4835 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4836 *x = sc->xold - x0; 4837 *y = y0 - sc->yold; 4838 if (*x < 0) /* XXX */ 4839 ++*x; 4840 else if (*x) 4841 --*x; 4842 if (*y < 0) 4843 ++*y; 4844 else if (*y) 4845 --*y; 4846 } else 4847 sc->flags |= PSM_FLAGS_FINGERDOWN; 4848 sc->xold = x0; 4849 sc->yold = y0; 4850 } else 4851 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4852 } 4853 4854 static void 4855 psmsoftintridle(void *arg) 4856 { 4857 struct psm_softc *sc = arg; 4858 packetbuf_t *pb; 4859 4860 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4861 * invoked from psmintr soon with pqueue filled with real data */ 4862 if (sc->pqueue_start == sc->pqueue_end && 4863 sc->idlepacket.inputbytes > 0) { 4864 /* Grow circular queue backwards to avoid race with psmintr */ 4865 if (--sc->pqueue_start < 0) 4866 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4867 4868 pb = &sc->pqueue[sc->pqueue_start]; 4869 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4870 VLOG(4, (LOG_DEBUG, 4871 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4872 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4873 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4874 4875 psmsoftintr(arg); 4876 } 4877 } 4878 4879 static void 4880 psmsoftintr(void *arg) 4881 { 4882 /* 4883 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4884 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4885 */ 4886 static int butmap[8] = { 4887 0, 4888 MOUSE_BUTTON1DOWN, 4889 MOUSE_BUTTON3DOWN, 4890 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4891 MOUSE_BUTTON2DOWN, 4892 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4893 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4894 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4895 }; 4896 struct psm_softc *sc = arg; 4897 mousestatus_t ms; 4898 packetbuf_t *pb; 4899 int x, y, z, c, l, s; 4900 4901 getmicrouptime(&sc->lastsoftintr); 4902 4903 s = spltty(); 4904 4905 do { 4906 pb = &sc->pqueue[sc->pqueue_start]; 4907 4908 if (sc->mode.level == PSM_LEVEL_NATIVE) 4909 goto next_native; 4910 4911 c = pb->ipacket[0]; 4912 /* 4913 * A kludge for Kensington device! 4914 * The MSB of the horizontal count appears to be stored in 4915 * a strange place. 4916 */ 4917 if (sc->hw.model == MOUSE_MODEL_THINK) 4918 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4919 4920 /* ignore the overflow bits... */ 4921 x = (c & MOUSE_PS2_XNEG) ? 4922 pb->ipacket[1] - 256 : pb->ipacket[1]; 4923 y = (c & MOUSE_PS2_YNEG) ? 4924 pb->ipacket[2] - 256 : pb->ipacket[2]; 4925 z = 0; 4926 ms.obutton = sc->button; /* previous button state */ 4927 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4928 /* `tapping' action */ 4929 if (sc->config & PSM_CONFIG_FORCETAP) 4930 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4931 0 : MOUSE_BUTTON4DOWN; 4932 timevalclear(&sc->idletimeout); 4933 sc->idlepacket.inputbytes = 0; 4934 4935 switch (sc->hw.model) { 4936 4937 case MOUSE_MODEL_EXPLORER: 4938 /* 4939 * b7 b6 b5 b4 b3 b2 b1 b0 4940 * byte 1: oy ox sy sx 1 M R L 4941 * byte 2: x x x x x x x x 4942 * byte 3: y y y y y y y y 4943 * byte 4: * * S2 S1 s d2 d1 d0 4944 * 4945 * L, M, R, S1, S2: left, middle, right and side buttons 4946 * s: wheel data sign bit 4947 * d2-d0: wheel data 4948 */ 4949 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4950 (pb->ipacket[3] & 0x0f) - 16 : 4951 (pb->ipacket[3] & 0x0f); 4952 ms.button |= 4953 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 4954 MOUSE_BUTTON4DOWN : 0; 4955 ms.button |= 4956 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 4957 MOUSE_BUTTON5DOWN : 0; 4958 break; 4959 4960 case MOUSE_MODEL_INTELLI: 4961 case MOUSE_MODEL_NET: 4962 /* wheel data is in the fourth byte */ 4963 z = (char)pb->ipacket[3]; 4964 /* 4965 * XXX some mice may send 7 when there is no Z movement? */ 4966 if ((z >= 7) || (z <= -7)) 4967 z = 0; 4968 /* some compatible mice have additional buttons */ 4969 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 4970 MOUSE_BUTTON4DOWN : 0; 4971 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 4972 MOUSE_BUTTON5DOWN : 0; 4973 break; 4974 4975 case MOUSE_MODEL_MOUSEMANPLUS: 4976 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 4977 break; 4978 4979 case MOUSE_MODEL_GLIDEPOINT: 4980 /* `tapping' action */ 4981 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 4982 MOUSE_BUTTON4DOWN; 4983 break; 4984 4985 case MOUSE_MODEL_NETSCROLL: 4986 /* 4987 * three additional bytes encode buttons and 4988 * wheel events 4989 */ 4990 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 4991 MOUSE_BUTTON4DOWN : 0; 4992 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 4993 MOUSE_BUTTON5DOWN : 0; 4994 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 4995 pb->ipacket[4] - 256 : pb->ipacket[4]; 4996 break; 4997 4998 case MOUSE_MODEL_THINK: 4999 /* the fourth button state in the first byte */ 5000 ms.button |= (c & MOUSE_PS2_TAP) ? 5001 MOUSE_BUTTON4DOWN : 0; 5002 break; 5003 5004 case MOUSE_MODEL_VERSAPAD: 5005 proc_versapad(sc, pb, &ms, &x, &y, &z); 5006 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 5007 ((y < 0) ? MOUSE_PS2_YNEG : 0); 5008 break; 5009 5010 case MOUSE_MODEL_4D: 5011 /* 5012 * b7 b6 b5 b4 b3 b2 b1 b0 5013 * byte 1: s2 d2 s1 d1 1 M R L 5014 * byte 2: sx x x x x x x x 5015 * byte 3: sy y y y y y y y 5016 * 5017 * s1: wheel 1 direction 5018 * d1: wheel 1 data 5019 * s2: wheel 2 direction 5020 * d2: wheel 2 data 5021 */ 5022 x = (pb->ipacket[1] & 0x80) ? 5023 pb->ipacket[1] - 256 : pb->ipacket[1]; 5024 y = (pb->ipacket[2] & 0x80) ? 5025 pb->ipacket[2] - 256 : pb->ipacket[2]; 5026 switch (c & MOUSE_4D_WHEELBITS) { 5027 case 0x10: 5028 z = 1; 5029 break; 5030 case 0x30: 5031 z = -1; 5032 break; 5033 case 0x40: /* XXX 2nd wheel turning right */ 5034 z = 2; 5035 break; 5036 case 0xc0: /* XXX 2nd wheel turning left */ 5037 z = -2; 5038 break; 5039 } 5040 break; 5041 5042 case MOUSE_MODEL_4DPLUS: 5043 if ((x < 16 - 256) && (y < 16 - 256)) { 5044 /* 5045 * b7 b6 b5 b4 b3 b2 b1 b0 5046 * byte 1: 0 0 1 1 1 M R L 5047 * byte 2: 0 0 0 0 1 0 0 0 5048 * byte 3: 0 0 0 0 S s d1 d0 5049 * 5050 * L, M, R, S: left, middle, right, 5051 * and side buttons 5052 * s: wheel data sign bit 5053 * d1-d0: wheel data 5054 */ 5055 x = y = 0; 5056 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 5057 ms.button |= MOUSE_BUTTON4DOWN; 5058 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 5059 ((pb->ipacket[2] & 0x07) - 8) : 5060 (pb->ipacket[2] & 0x07) ; 5061 } else { 5062 /* preserve previous button states */ 5063 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 5064 } 5065 break; 5066 5067 case MOUSE_MODEL_SYNAPTICS: 5068 if (pb->inputbytes == MOUSE_PS2_PACKETSIZE) 5069 if (proc_synaptics_mux(sc, pb)) 5070 goto next; 5071 5072 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 5073 VLOG(3, (LOG_DEBUG, "synaptics: " 5074 "packet rejected\n")); 5075 goto next; 5076 } 5077 break; 5078 5079 case MOUSE_MODEL_ELANTECH: 5080 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 5081 VLOG(3, (LOG_DEBUG, "elantech: " 5082 "packet rejected\n")); 5083 goto next; 5084 } 5085 break; 5086 5087 case MOUSE_MODEL_TRACKPOINT: 5088 case MOUSE_MODEL_GENERIC: 5089 default: 5090 break; 5091 } 5092 5093 #ifdef EVDEV_SUPPORT 5094 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 5095 sc->hw.model != MOUSE_MODEL_ELANTECH && 5096 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5097 evdev_push_rel(sc->evdev_r, REL_X, x); 5098 evdev_push_rel(sc->evdev_r, REL_Y, -y); 5099 5100 switch (sc->hw.model) { 5101 case MOUSE_MODEL_EXPLORER: 5102 case MOUSE_MODEL_INTELLI: 5103 case MOUSE_MODEL_NET: 5104 case MOUSE_MODEL_NETSCROLL: 5105 case MOUSE_MODEL_4DPLUS: 5106 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5107 break; 5108 case MOUSE_MODEL_MOUSEMANPLUS: 5109 case MOUSE_MODEL_4D: 5110 switch (z) { 5111 case 1: 5112 case -1: 5113 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5114 break; 5115 case 2: 5116 case -2: 5117 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 5118 break; 5119 } 5120 break; 5121 } 5122 5123 evdev_push_mouse_btn(sc->evdev_r, ms.button); 5124 evdev_sync(sc->evdev_r); 5125 } 5126 #endif 5127 5128 /* scale values */ 5129 if (sc->mode.accelfactor >= 1) { 5130 if (x != 0) { 5131 x = x * x / sc->mode.accelfactor; 5132 if (x == 0) 5133 x = 1; 5134 if (c & MOUSE_PS2_XNEG) 5135 x = -x; 5136 } 5137 if (y != 0) { 5138 y = y * y / sc->mode.accelfactor; 5139 if (y == 0) 5140 y = 1; 5141 if (c & MOUSE_PS2_YNEG) 5142 y = -y; 5143 } 5144 } 5145 5146 /* Store last packet for reinjection if it has not been set already */ 5147 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5148 sc->idlepacket = *pb; 5149 5150 ms.dx = x; 5151 ms.dy = y; 5152 ms.dz = z; 5153 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5154 (ms.obutton ^ ms.button); 5155 5156 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5157 5158 sc->status.flags |= ms.flags; 5159 sc->status.dx += ms.dx; 5160 sc->status.dy += ms.dy; 5161 sc->status.dz += ms.dz; 5162 sc->status.button = ms.button; 5163 sc->button = ms.button; 5164 5165 next_native: 5166 sc->watchdog = FALSE; 5167 5168 /* queue data */ 5169 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5170 l = imin(pb->inputbytes, 5171 sizeof(sc->queue.buf) - sc->queue.tail); 5172 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5173 if (pb->inputbytes > l) 5174 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5175 pb->inputbytes - l); 5176 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5177 sizeof(sc->queue.buf); 5178 sc->queue.count += pb->inputbytes; 5179 } 5180 5181 next: 5182 pb->inputbytes = 0; 5183 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5184 sc->pqueue_start = 0; 5185 } while (sc->pqueue_start != sc->pqueue_end); 5186 5187 if (sc->state & PSM_ASLP) { 5188 sc->state &= ~PSM_ASLP; 5189 wakeup(sc); 5190 } 5191 selwakeuppri(&sc->rsel, PZERO); 5192 if (sc->async != NULL) { 5193 pgsigio(&sc->async, SIGIO, 0); 5194 } 5195 sc->state &= ~PSM_SOFTARMED; 5196 5197 /* schedule injection of predefined packet after idletimeout 5198 * if no data packets have been received from psmintr */ 5199 if (timevalisset(&sc->idletimeout)) { 5200 sc->state |= PSM_SOFTARMED; 5201 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5202 psmsoftintridle, sc); 5203 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5204 tvtohz(&sc->idletimeout))); 5205 } 5206 splx(s); 5207 } 5208 5209 static int 5210 psmpoll(struct cdev *dev, int events, struct thread *td) 5211 { 5212 struct psm_softc *sc = dev->si_drv1; 5213 int s; 5214 int revents = 0; 5215 5216 /* Return true if a mouse event available */ 5217 s = spltty(); 5218 if (events & (POLLIN | POLLRDNORM)) { 5219 if (sc->queue.count > 0) 5220 revents |= events & (POLLIN | POLLRDNORM); 5221 else 5222 selrecord(td, &sc->rsel); 5223 } 5224 splx(s); 5225 5226 return (revents); 5227 } 5228 5229 /* vendor/model specific routines */ 5230 5231 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5232 { 5233 if (set_mouse_resolution(kbdc, res) != res) 5234 return (FALSE); 5235 if (set_mouse_scaling(kbdc, scale) && 5236 set_mouse_scaling(kbdc, scale) && 5237 set_mouse_scaling(kbdc, scale) && 5238 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5239 return (TRUE); 5240 return (FALSE); 5241 } 5242 5243 static int 5244 mouse_ext_command(KBDC kbdc, int command) 5245 { 5246 int c; 5247 5248 c = (command >> 6) & 0x03; 5249 if (set_mouse_resolution(kbdc, c) != c) 5250 return (FALSE); 5251 c = (command >> 4) & 0x03; 5252 if (set_mouse_resolution(kbdc, c) != c) 5253 return (FALSE); 5254 c = (command >> 2) & 0x03; 5255 if (set_mouse_resolution(kbdc, c) != c) 5256 return (FALSE); 5257 c = (command >> 0) & 0x03; 5258 if (set_mouse_resolution(kbdc, c) != c) 5259 return (FALSE); 5260 return (TRUE); 5261 } 5262 5263 #ifdef notyet 5264 /* Logitech MouseMan Cordless II */ 5265 static int 5266 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5267 { 5268 KBDC kbdc = sc->kbdc; 5269 int status[3]; 5270 int ch; 5271 5272 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5273 return (FALSE); 5274 if (status[1] == PSMD_RES_HIGH) 5275 return (FALSE); 5276 ch = (status[0] & 0x07) - 1; /* channel # */ 5277 if ((ch <= 0) || (ch > 4)) 5278 return (FALSE); 5279 /* 5280 * status[1]: always one? 5281 * status[2]: battery status? (0-100) 5282 */ 5283 return (TRUE); 5284 } 5285 #endif /* notyet */ 5286 5287 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5288 static int 5289 enable_groller(struct psm_softc *sc, enum probearg arg) 5290 { 5291 KBDC kbdc = sc->kbdc; 5292 int status[3]; 5293 5294 /* 5295 * The special sequence to enable the fourth button and the 5296 * roller. Immediately after this sequence check status bytes. 5297 * if the mouse is NetScroll, the second and the third bytes are 5298 * '3' and 'D'. 5299 */ 5300 5301 /* 5302 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5303 * look like the following. 5304 * 5305 * byte 1 bit 7 always 0 5306 * bit 6 stream mode (0) 5307 * bit 5 disabled (0) 5308 * bit 4 1:1 scaling (0) 5309 * bit 3 always 0 5310 * bit 0-2 button status 5311 * byte 2 resolution (PSMD_RES_HIGH) 5312 * byte 3 report rate (?) 5313 */ 5314 5315 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5316 return (FALSE); 5317 if ((status[1] != '3') || (status[2] != 'D')) 5318 return (FALSE); 5319 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5320 if (arg == PROBE) 5321 sc->hw.buttons = 4; 5322 return (TRUE); 5323 } 5324 5325 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5326 static int 5327 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5328 { 5329 KBDC kbdc = sc->kbdc; 5330 int status[3]; 5331 5332 /* 5333 * The special sequence to enable the middle, "rubber" button. 5334 * Immediately after this sequence check status bytes. 5335 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5336 * the second and the third bytes are '3' and 'U'. 5337 * NOTE: NetMouse reports that it has three buttons although it has 5338 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5339 * say they have three buttons too and they do have a button on the 5340 * side... 5341 */ 5342 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5343 return (FALSE); 5344 if ((status[1] != '3') || (status[2] != 'U')) 5345 return (FALSE); 5346 return (TRUE); 5347 } 5348 5349 /* ALPS GlidePoint */ 5350 static int 5351 enable_aglide(struct psm_softc *sc, enum probearg arg) 5352 { 5353 KBDC kbdc = sc->kbdc; 5354 int status[3]; 5355 5356 /* 5357 * The special sequence to obtain ALPS GlidePoint specific 5358 * information. Immediately after this sequence, status bytes will 5359 * contain something interesting. 5360 * NOTE: ALPS produces several models of GlidePoint. Some of those 5361 * do not respond to this sequence, thus, cannot be detected this way. 5362 */ 5363 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5364 return (FALSE); 5365 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5366 return (FALSE); 5367 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5368 return (FALSE); 5369 return (TRUE); 5370 } 5371 5372 /* Kensington ThinkingMouse/Trackball */ 5373 static int 5374 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5375 { 5376 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5377 KBDC kbdc = sc->kbdc; 5378 int status[3]; 5379 int id1; 5380 int id2; 5381 int i; 5382 5383 id1 = get_aux_id(kbdc); 5384 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5385 return (FALSE); 5386 /* 5387 * The device is now in the native mode? It returns a different 5388 * ID value... 5389 */ 5390 id2 = get_aux_id(kbdc); 5391 if ((id1 == id2) || (id2 != 2)) 5392 return (FALSE); 5393 5394 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5395 return (FALSE); 5396 #if PSM_DEBUG >= 2 5397 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5398 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5399 return (FALSE); 5400 #endif 5401 5402 /* 5403 * The special sequence to enable the third and fourth buttons. 5404 * Otherwise they behave like the first and second buttons. 5405 */ 5406 for (i = 0; i < nitems(rate); ++i) 5407 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5408 return (FALSE); 5409 5410 /* 5411 * At this point, the device is using default resolution and 5412 * sampling rate for the native mode. 5413 */ 5414 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5415 return (FALSE); 5416 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5417 return (FALSE); 5418 5419 /* the device appears be enabled by this sequence, diable it for now */ 5420 disable_aux_dev(kbdc); 5421 empty_aux_buffer(kbdc, 5); 5422 5423 return (TRUE); 5424 } 5425 5426 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5427 static int 5428 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5429 { 5430 KBDC kbdc = sc->kbdc; 5431 int data[3]; 5432 5433 /* the special sequence to enable the fourth button and the roller. */ 5434 /* 5435 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5436 * must be called exactly three times since the last RESET command 5437 * before this sequence. XXX 5438 */ 5439 if (!set_mouse_scaling(kbdc, 1)) 5440 return (FALSE); 5441 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5442 return (FALSE); 5443 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5444 return (FALSE); 5445 5446 /* 5447 * PS2++ protocol, packet type 0 5448 * 5449 * b7 b6 b5 b4 b3 b2 b1 b0 5450 * byte 1: * 1 p3 p2 1 * * * 5451 * byte 2: 1 1 p1 p0 m1 m0 1 0 5452 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5453 * 5454 * p3-p0: packet type: 0 5455 * m7-m0: model ID: MouseMan+:0x50, 5456 * FirstMouse+:0x51, 5457 * ScrollPoint:0x58... 5458 */ 5459 /* check constant bits */ 5460 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5461 return (FALSE); 5462 if ((data[1] & 0xc3) != 0xc2) 5463 return (FALSE); 5464 /* check d3-d0 in byte 2 */ 5465 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5466 return (FALSE); 5467 /* check p3-p0 */ 5468 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5469 return (FALSE); 5470 5471 if (arg == PROBE) { 5472 sc->hw.hwid &= 0x00ff; 5473 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5474 } 5475 5476 /* 5477 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5478 * the wheel and the fourth button events are encoded in the 5479 * special data packet. The mouse may be put in the IntelliMouse mode 5480 * if it is initialized by the IntelliMouse's method. 5481 */ 5482 return (TRUE); 5483 } 5484 5485 /* MS IntelliMouse Explorer */ 5486 static int 5487 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5488 { 5489 KBDC kbdc = sc->kbdc; 5490 static u_char rate0[] = { 200, 100, 80, }; 5491 static u_char rate1[] = { 200, 200, 80, }; 5492 int id; 5493 int i; 5494 5495 /* 5496 * This is needed for at least A4Tech X-7xx mice - they do not go 5497 * straight to Explorer mode, but need to be set to Intelli mode 5498 * first. 5499 */ 5500 enable_msintelli(sc, arg); 5501 5502 /* the special sequence to enable the extra buttons and the roller. */ 5503 for (i = 0; i < nitems(rate1); ++i) 5504 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5505 return (FALSE); 5506 /* the device will give the genuine ID only after the above sequence */ 5507 id = get_aux_id(kbdc); 5508 if (id != PSM_EXPLORER_ID) 5509 return (FALSE); 5510 5511 if (arg == PROBE) { 5512 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5513 sc->hw.hwid = id; 5514 } 5515 5516 /* 5517 * XXX: this is a kludge to fool some KVM switch products 5518 * which think they are clever enough to know the 4-byte IntelliMouse 5519 * protocol, and assume any other protocols use 3-byte packets. 5520 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5521 * correctly to the host computer because of this! 5522 * The following sequence is actually IntelliMouse's "wake up" 5523 * sequence; it will make the KVM think the mouse is IntelliMouse 5524 * when it is in fact IntelliMouse Explorer. 5525 */ 5526 for (i = 0; i < nitems(rate0); ++i) 5527 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5528 break; 5529 get_aux_id(kbdc); 5530 5531 return (TRUE); 5532 } 5533 5534 /* 5535 * MS IntelliMouse 5536 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5537 * probe routine and act like IntelliMouse. 5538 */ 5539 static int 5540 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5541 { 5542 KBDC kbdc = sc->kbdc; 5543 static u_char rate[] = { 200, 100, 80, }; 5544 int id; 5545 int i; 5546 5547 /* the special sequence to enable the third button and the roller. */ 5548 for (i = 0; i < nitems(rate); ++i) 5549 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5550 return (FALSE); 5551 /* the device will give the genuine ID only after the above sequence */ 5552 id = get_aux_id(kbdc); 5553 if (id != PSM_INTELLI_ID) 5554 return (FALSE); 5555 5556 if (arg == PROBE) { 5557 sc->hw.buttons = 3; 5558 sc->hw.hwid = id; 5559 } 5560 5561 return (TRUE); 5562 } 5563 5564 /* 5565 * A4 Tech 4D Mouse 5566 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5567 */ 5568 static int 5569 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5570 { 5571 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5572 KBDC kbdc = sc->kbdc; 5573 int id; 5574 int i; 5575 5576 for (i = 0; i < nitems(rate); ++i) 5577 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5578 return (FALSE); 5579 id = get_aux_id(kbdc); 5580 /* 5581 * WinEasy 4D, 4 Way Scroll 4D: 6 5582 * Cable-Free 4D: 8 (4DPLUS) 5583 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5584 */ 5585 if (id != PSM_4DMOUSE_ID) 5586 return (FALSE); 5587 5588 if (arg == PROBE) { 5589 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5590 sc->hw.hwid = id; 5591 } 5592 5593 return (TRUE); 5594 } 5595 5596 /* 5597 * A4 Tech 4D+ Mouse 5598 * Newer wheel mice from A4 Tech seem to use this protocol. 5599 * Older models are recognized as either 4D Mouse or IntelliMouse. 5600 */ 5601 static int 5602 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5603 { 5604 KBDC kbdc = sc->kbdc; 5605 int id; 5606 5607 /* 5608 * enable_4dmouse() already issued the following ID sequence... 5609 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5610 int i; 5611 5612 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5613 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5614 return (FALSE); 5615 */ 5616 5617 id = get_aux_id(kbdc); 5618 switch (id) { 5619 case PSM_4DPLUS_ID: 5620 break; 5621 case PSM_4DPLUS_RFSW35_ID: 5622 break; 5623 default: 5624 return (FALSE); 5625 } 5626 5627 if (arg == PROBE) { 5628 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5629 sc->hw.hwid = id; 5630 } 5631 5632 return (TRUE); 5633 } 5634 5635 /* Synaptics Touchpad */ 5636 static int 5637 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5638 { 5639 struct psm_softc *sc; 5640 int error, arg; 5641 5642 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5643 oidp->oid_arg2 > SYNAPTICS_SYSCTL_SOFTBUTTON3_X) 5644 return (EINVAL); 5645 5646 sc = oidp->oid_arg1; 5647 5648 /* Read the current value. */ 5649 arg = *(int *)((char *)sc + oidp->oid_arg2); 5650 error = sysctl_handle_int(oidp, &arg, 0, req); 5651 5652 /* Sanity check. */ 5653 if (error || !req->newptr) 5654 return (error); 5655 5656 /* 5657 * Check that the new value is in the concerned node's range 5658 * of values. 5659 */ 5660 switch (oidp->oid_arg2) { 5661 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5662 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5663 if (arg < 0 || arg > 255) 5664 return (EINVAL); 5665 break; 5666 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5667 if (arg < 4 || arg > 15) 5668 return (EINVAL); 5669 break; 5670 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5671 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5672 case SYNAPTICS_SYSCTL_NA_TOP: 5673 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5674 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5675 return (EINVAL); 5676 break; 5677 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5678 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5679 /* Softbuttons is clickpad only feature */ 5680 if (!sc->synhw.capClickPad && arg != 0) 5681 return (EINVAL); 5682 /* FALLTHROUGH */ 5683 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5684 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5685 case SYNAPTICS_SYSCTL_NA_RIGHT: 5686 case SYNAPTICS_SYSCTL_NA_LEFT: 5687 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5688 return (EINVAL); 5689 break; 5690 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5691 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5692 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5693 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5694 return (EINVAL); 5695 break; 5696 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5697 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5698 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5699 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5700 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5701 case SYNAPTICS_SYSCTL_DIV_MIN: 5702 case SYNAPTICS_SYSCTL_DIV_MAX: 5703 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5704 case SYNAPTICS_SYSCTL_DIV_LEN: 5705 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5706 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5707 if (arg < 1) 5708 return (EINVAL); 5709 break; 5710 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5711 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5712 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5713 if (arg < 0) 5714 return (EINVAL); 5715 break; 5716 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5717 if (arg < -sc->synhw.maximumXCoord || 5718 arg > sc->synhw.maximumXCoord) 5719 return (EINVAL); 5720 break; 5721 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5722 /* Softbuttons is clickpad only feature */ 5723 if (!sc->synhw.capClickPad && arg != 0) 5724 return (EINVAL); 5725 /* FALLTHROUGH */ 5726 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5727 if (arg < -sc->synhw.maximumYCoord || 5728 arg > sc->synhw.maximumYCoord) 5729 return (EINVAL); 5730 break; 5731 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5732 if (arg < 0 || arg > 1) 5733 return (EINVAL); 5734 break; 5735 default: 5736 return (EINVAL); 5737 } 5738 5739 /* Update. */ 5740 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5741 5742 return (error); 5743 } 5744 5745 static void 5746 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5747 { 5748 /* 5749 * Set predefined sizes for softbuttons. 5750 * Values are taken to match HP Pavilion dv6 clickpad drawings 5751 * with thin middle softbutton placed on separator 5752 */ 5753 5754 /* hw.psm.synaptics.softbuttons_y */ 5755 sc->syninfo.softbuttons_y = sc->synhw.topButtonPad ? -1700 : 1700; 5756 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5757 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5758 "softbuttons_y", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5759 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5760 synaptics_sysctl, "I", 5761 "Vertical size of softbuttons area"); 5762 5763 /* hw.psm.synaptics.softbutton2_x */ 5764 sc->syninfo.softbutton2_x = 3100; 5765 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5766 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5767 "softbutton2_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5768 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5769 synaptics_sysctl, "I", 5770 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5771 5772 /* hw.psm.synaptics.softbutton3_x */ 5773 sc->syninfo.softbutton3_x = 3900; 5774 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5775 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5776 "softbutton3_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5777 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5778 synaptics_sysctl, "I", 5779 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5780 } 5781 5782 static void 5783 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5784 const char *descr) 5785 { 5786 5787 if (sc->syninfo.sysctl_tree != NULL) 5788 return; 5789 5790 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5791 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5792 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5793 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, CTLFLAG_RD, 5794 0, descr); 5795 5796 /* hw.psm.synaptics.directional_scrolls. */ 5797 sc->syninfo.directional_scrolls = 0; 5798 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5799 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5800 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5801 &sc->syninfo.directional_scrolls, 0, 5802 "Enable hardware scrolling pad (if non-zero) or register it as " 5803 "extended buttons (if 0)"); 5804 5805 /* hw.psm.synaptics.max_x. */ 5806 sc->syninfo.max_x = 6143; 5807 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5808 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5809 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5810 &sc->syninfo.max_x, 0, 5811 "Horizontal reporting range"); 5812 5813 /* hw.psm.synaptics.max_y. */ 5814 sc->syninfo.max_y = 6143; 5815 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5816 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5817 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5818 &sc->syninfo.max_y, 0, 5819 "Vertical reporting range"); 5820 5821 /* 5822 * Turn off two finger scroll if we have a 5823 * physical area reserved for scrolling or when 5824 * there's no multi finger support. 5825 */ 5826 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5827 sc->synhw.capAdvancedGestures == 0)) 5828 sc->syninfo.two_finger_scroll = 0; 5829 else 5830 sc->syninfo.two_finger_scroll = 1; 5831 /* hw.psm.synaptics.two_finger_scroll. */ 5832 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5833 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5834 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5835 &sc->syninfo.two_finger_scroll, 0, 5836 "Enable two finger scrolling"); 5837 5838 /* hw.psm.synaptics.min_pressure. */ 5839 sc->syninfo.min_pressure = 32; 5840 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5841 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5842 "min_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5843 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5844 synaptics_sysctl, "I", 5845 "Minimum pressure required to start an action"); 5846 5847 /* hw.psm.synaptics.max_pressure. */ 5848 sc->syninfo.max_pressure = 220; 5849 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5850 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5851 "max_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5852 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5853 synaptics_sysctl, "I", 5854 "Maximum pressure to detect palm"); 5855 5856 /* hw.psm.synaptics.max_width. */ 5857 sc->syninfo.max_width = 10; 5858 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5859 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5860 "max_width", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5861 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5862 synaptics_sysctl, "I", 5863 "Maximum finger width to detect palm"); 5864 5865 /* hw.psm.synaptics.top_margin. */ 5866 sc->syninfo.margin_top = 200; 5867 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5868 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5869 "margin_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5870 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5871 synaptics_sysctl, "I", 5872 "Top margin"); 5873 5874 /* hw.psm.synaptics.right_margin. */ 5875 sc->syninfo.margin_right = 200; 5876 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5877 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5878 "margin_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5879 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5880 synaptics_sysctl, "I", 5881 "Right margin"); 5882 5883 /* hw.psm.synaptics.bottom_margin. */ 5884 sc->syninfo.margin_bottom = 200; 5885 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5886 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5887 "margin_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5888 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5889 synaptics_sysctl, "I", 5890 "Bottom margin"); 5891 5892 /* hw.psm.synaptics.left_margin. */ 5893 sc->syninfo.margin_left = 200; 5894 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5895 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5896 "margin_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5897 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5898 synaptics_sysctl, "I", 5899 "Left margin"); 5900 5901 /* hw.psm.synaptics.na_top. */ 5902 sc->syninfo.na_top = 1783; 5903 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5904 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5905 "na_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5906 sc, SYNAPTICS_SYSCTL_NA_TOP, 5907 synaptics_sysctl, "I", 5908 "Top noisy area, where weight_previous_na is used instead " 5909 "of weight_previous"); 5910 5911 /* hw.psm.synaptics.na_right. */ 5912 sc->syninfo.na_right = 563; 5913 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5914 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5915 "na_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5916 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5917 synaptics_sysctl, "I", 5918 "Right noisy area, where weight_previous_na is used instead " 5919 "of weight_previous"); 5920 5921 /* hw.psm.synaptics.na_bottom. */ 5922 sc->syninfo.na_bottom = 1408; 5923 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5924 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5925 "na_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5926 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5927 synaptics_sysctl, "I", 5928 "Bottom noisy area, where weight_previous_na is used instead " 5929 "of weight_previous"); 5930 5931 /* hw.psm.synaptics.na_left. */ 5932 sc->syninfo.na_left = 1600; 5933 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5934 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5935 "na_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5936 sc, SYNAPTICS_SYSCTL_NA_LEFT, 5937 synaptics_sysctl, "I", 5938 "Left noisy area, where weight_previous_na is used instead " 5939 "of weight_previous"); 5940 5941 /* hw.psm.synaptics.window_min. */ 5942 sc->syninfo.window_min = 4; 5943 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5944 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5945 "window_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5946 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 5947 synaptics_sysctl, "I", 5948 "Minimum window size to start an action"); 5949 5950 /* hw.psm.synaptics.window_max. */ 5951 sc->syninfo.window_max = 10; 5952 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5953 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5954 "window_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5955 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 5956 synaptics_sysctl, "I", 5957 "Maximum window size"); 5958 5959 /* hw.psm.synaptics.multiplicator. */ 5960 sc->syninfo.multiplicator = 10000; 5961 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5962 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5963 "multiplicator", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5964 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 5965 synaptics_sysctl, "I", 5966 "Multiplicator to increase precision in averages and divisions"); 5967 5968 /* hw.psm.synaptics.weight_current. */ 5969 sc->syninfo.weight_current = 3; 5970 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5971 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5972 "weight_current", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5973 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 5974 synaptics_sysctl, "I", 5975 "Weight of the current movement in the new average"); 5976 5977 /* hw.psm.synaptics.weight_previous. */ 5978 sc->syninfo.weight_previous = 6; 5979 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5980 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5981 "weight_previous", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5982 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 5983 synaptics_sysctl, "I", 5984 "Weight of the previous average"); 5985 5986 /* hw.psm.synaptics.weight_previous_na. */ 5987 sc->syninfo.weight_previous_na = 20; 5988 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5989 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5990 "weight_previous_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5991 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 5992 synaptics_sysctl, "I", 5993 "Weight of the previous average (inside the noisy area)"); 5994 5995 /* hw.psm.synaptics.weight_len_squared. */ 5996 sc->syninfo.weight_len_squared = 2000; 5997 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5998 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5999 "weight_len_squared", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6000 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 6001 synaptics_sysctl, "I", 6002 "Length (squared) of segments where weight_previous " 6003 "starts to decrease"); 6004 6005 /* hw.psm.synaptics.div_min. */ 6006 sc->syninfo.div_min = 9; 6007 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6008 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6009 "div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6010 sc, SYNAPTICS_SYSCTL_DIV_MIN, 6011 synaptics_sysctl, "I", 6012 "Divisor for fast movements"); 6013 6014 /* hw.psm.synaptics.div_max. */ 6015 sc->syninfo.div_max = 17; 6016 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6017 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6018 "div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6019 sc, SYNAPTICS_SYSCTL_DIV_MAX, 6020 synaptics_sysctl, "I", 6021 "Divisor for slow movements"); 6022 6023 /* hw.psm.synaptics.div_max_na. */ 6024 sc->syninfo.div_max_na = 30; 6025 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6026 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6027 "div_max_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6028 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 6029 synaptics_sysctl, "I", 6030 "Divisor with slow movements (inside the noisy area)"); 6031 6032 /* hw.psm.synaptics.div_len. */ 6033 sc->syninfo.div_len = 100; 6034 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6035 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6036 "div_len", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6037 sc, SYNAPTICS_SYSCTL_DIV_LEN, 6038 synaptics_sysctl, "I", 6039 "Length of segments where div_max starts to decrease"); 6040 6041 /* hw.psm.synaptics.tap_max_delta. */ 6042 sc->syninfo.tap_max_delta = 80; 6043 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6044 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6045 "tap_max_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6046 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 6047 synaptics_sysctl, "I", 6048 "Length of segments above which a tap is ignored"); 6049 6050 /* hw.psm.synaptics.tap_min_queue. */ 6051 sc->syninfo.tap_min_queue = 2; 6052 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6053 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6054 "tap_min_queue", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6055 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 6056 synaptics_sysctl, "I", 6057 "Number of packets required to consider a tap"); 6058 6059 /* hw.psm.synaptics.taphold_timeout. */ 6060 sc->gesture.in_taphold = 0; 6061 sc->syninfo.taphold_timeout = tap_timeout; 6062 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6063 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6064 "taphold_timeout", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6065 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 6066 synaptics_sysctl, "I", 6067 "Maximum elapsed time between two taps to consider a tap-hold " 6068 "action"); 6069 6070 /* hw.psm.synaptics.vscroll_hor_area. */ 6071 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 6072 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6073 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6074 "vscroll_hor_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6075 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 6076 synaptics_sysctl, "I", 6077 "Area reserved for horizontal virtual scrolling"); 6078 6079 /* hw.psm.synaptics.vscroll_ver_area. */ 6080 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 6081 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6082 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6083 "vscroll_ver_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6084 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 6085 synaptics_sysctl, "I", 6086 "Area reserved for vertical virtual scrolling"); 6087 6088 /* hw.psm.synaptics.vscroll_min_delta. */ 6089 sc->syninfo.vscroll_min_delta = 50; 6090 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6091 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6092 "vscroll_min_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6093 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 6094 synaptics_sysctl, "I", 6095 "Minimum movement to consider virtual scrolling"); 6096 6097 /* hw.psm.synaptics.vscroll_div_min. */ 6098 sc->syninfo.vscroll_div_min = 100; 6099 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6100 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6101 "vscroll_div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6102 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 6103 synaptics_sysctl, "I", 6104 "Divisor for fast scrolling"); 6105 6106 /* hw.psm.synaptics.vscroll_div_min. */ 6107 sc->syninfo.vscroll_div_max = 150; 6108 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6109 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6110 "vscroll_div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6111 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 6112 synaptics_sysctl, "I", 6113 "Divisor for slow scrolling"); 6114 6115 /* hw.psm.synaptics.touchpad_off. */ 6116 sc->syninfo.touchpad_off = 0; 6117 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6118 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6119 "touchpad_off", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6120 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 6121 synaptics_sysctl, "I", 6122 "Turn off touchpad"); 6123 6124 sc->syninfo.softbuttons_y = 0; 6125 sc->syninfo.softbutton2_x = 0; 6126 sc->syninfo.softbutton3_x = 0; 6127 6128 /* skip softbuttons sysctl on not clickpads */ 6129 if (sc->synhw.capClickPad) 6130 synaptics_sysctl_create_softbuttons_tree(sc); 6131 } 6132 6133 static int 6134 synaptics_preferred_mode(struct psm_softc *sc) { 6135 int mode_byte; 6136 6137 /* Check if we are in relative mode */ 6138 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 6139 if (tap_enabled == 0) 6140 /* 6141 * Disable tap & drag gestures. We use a Mode Byte 6142 * and set the DisGest bit (see §2.5 of Synaptics 6143 * TouchPad Interfacing Guide). 6144 */ 6145 return (0x04); 6146 else 6147 /* 6148 * Enable tap & drag gestures. We use a Mode Byte 6149 * and clear the DisGest bit (see §2.5 of Synaptics 6150 * TouchPad Interfacing Guide). 6151 */ 6152 return (0x00); 6153 } 6154 6155 mode_byte = 0xc4; 6156 6157 /* request wmode where available */ 6158 if (sc->synhw.capExtended) 6159 mode_byte |= 1; 6160 6161 return mode_byte; 6162 } 6163 6164 static void 6165 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6166 mouse_ext_command(sc->kbdc, mode_byte); 6167 6168 /* "Commit" the Set Mode Byte command sent above. */ 6169 set_mouse_sampling_rate(sc->kbdc, 20); 6170 6171 /* 6172 * Enable advanced gestures mode if supported and we are not entering 6173 * passthrough or relative mode. 6174 */ 6175 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6176 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6177 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODEL_ID); 6178 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6179 } 6180 } 6181 6182 /* 6183 * AUX MUX detection code should be placed at very beginning of probe sequence 6184 * at least before 4-byte protocol mouse probes e.g. MS IntelliMouse probe as 6185 * latter can trigger switching the MUX to incompatible state. 6186 */ 6187 static int 6188 enable_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6189 { 6190 KBDC kbdc = sc->kbdc; 6191 int port, version; 6192 int probe = FALSE; 6193 int active_ports_count = 0; 6194 int active_ports_mask = 0; 6195 6196 version = enable_aux_mux(kbdc); 6197 if (version == -1) 6198 return (FALSE); 6199 6200 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6201 VLOG(3, (LOG_DEBUG, "aux_mux: ping port %d\n", port)); 6202 set_active_aux_mux_port(kbdc, port); 6203 if (enable_aux_dev(kbdc) && disable_aux_dev(kbdc)) { 6204 active_ports_count++; 6205 active_ports_mask |= 1 << port; 6206 } 6207 } 6208 6209 if (verbose >= 2) 6210 printf("Active Multiplexing PS/2 controller v%d.%d with %d " 6211 "active port(s)\n", version >> 4 & 0x0f, version & 0x0f, 6212 active_ports_count); 6213 6214 /* psm has a special support for GenMouse + SynTouchpad combination */ 6215 if (active_ports_count >= 2) { 6216 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6217 if ((active_ports_mask & 1 << port) == 0) 6218 continue; 6219 VLOG(3, (LOG_DEBUG, "aux_mux: probe port %d\n", port)); 6220 set_active_aux_mux_port(kbdc, port); 6221 probe = enable_synaptics(sc, arg); 6222 if (probe) { 6223 if (arg == PROBE) 6224 sc->muxport = port; 6225 break; 6226 } 6227 } 6228 } 6229 6230 /* IRQ handler does not support active multiplexing mode */ 6231 disable_aux_mux(kbdc); 6232 6233 return (probe); 6234 } 6235 6236 static int 6237 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6238 { 6239 device_t psmcpnp; 6240 struct psmcpnp_softc *psmcpnp_sc; 6241 KBDC kbdc = sc->kbdc; 6242 synapticshw_t synhw; 6243 int status[3]; 6244 int buttons; 6245 6246 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6247 6248 /* 6249 * Just to be on the safe side: this avoids troubles with 6250 * following mouse_ext_command() when the previous command 6251 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6252 * Synaptics Touchpad behaviour. 6253 */ 6254 set_mouse_scaling(kbdc, 1); 6255 6256 /* Identify the Touchpad version. */ 6257 if (mouse_ext_command(kbdc, SYNAPTICS_READ_IDENTITY) == 0) 6258 return (FALSE); 6259 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6260 return (FALSE); 6261 if (status[1] != 0x47) 6262 return (FALSE); 6263 6264 bzero(&synhw, sizeof(synhw)); 6265 synhw.infoMinor = status[0]; 6266 synhw.infoMajor = status[2] & 0x0f; 6267 6268 if (verbose >= 2) 6269 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6270 synhw.infoMinor); 6271 6272 if (synhw.infoMajor < 4) { 6273 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6274 return (FALSE); 6275 } 6276 6277 /* Get the Touchpad model information. */ 6278 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODEL_ID) == 0) 6279 return (FALSE); 6280 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6281 return (FALSE); 6282 if ((status[1] & 0x01) != 0) { 6283 printf(" Failed to read model information\n"); 6284 return (FALSE); 6285 } 6286 6287 synhw.infoRot180 = (status[0] & 0x80) != 0; 6288 synhw.infoPortrait = (status[0] & 0x40) != 0; 6289 synhw.infoSensor = status[0] & 0x3f; 6290 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6291 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6292 synhw.capPen = (status[2] & 0x40) != 0; 6293 synhw.infoSimplC = (status[2] & 0x20) != 0; 6294 synhw.infoGeometry = status[2] & 0x0f; 6295 6296 if (verbose >= 2) { 6297 printf(" Model information:\n"); 6298 printf(" infoRot180: %d\n", synhw.infoRot180); 6299 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6300 printf(" infoSensor: %d\n", synhw.infoSensor); 6301 printf(" infoHardware: %d\n", synhw.infoHardware); 6302 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6303 printf(" capPen: %d\n", synhw.capPen); 6304 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6305 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6306 } 6307 6308 /* Read the extended capability bits. */ 6309 if (mouse_ext_command(kbdc, SYNAPTICS_READ_CAPABILITIES) == 0) 6310 return (FALSE); 6311 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6312 return (FALSE); 6313 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6314 printf(" Failed to read extended capability bits\n"); 6315 return (FALSE); 6316 } 6317 6318 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6319 sc->unit); 6320 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6321 6322 /* Set the different capabilities when they exist. */ 6323 buttons = 0; 6324 synhw.capExtended = (status[0] & 0x80) != 0; 6325 if (synhw.capExtended) { 6326 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6327 synhw.capMiddle = (status[0] & 0x04) != 0; 6328 synhw.capPassthrough = (status[2] & 0x80) != 0; 6329 synhw.capLowPower = (status[2] & 0x40) != 0; 6330 synhw.capMultiFingerReport = 6331 (status[2] & 0x20) != 0; 6332 synhw.capSleep = (status[2] & 0x10) != 0; 6333 synhw.capFourButtons = (status[2] & 0x08) != 0; 6334 synhw.capBallistics = (status[2] & 0x04) != 0; 6335 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6336 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6337 6338 if (!set_mouse_scaling(kbdc, 1)) 6339 return (FALSE); 6340 if (mouse_ext_command(kbdc, SYNAPTICS_READ_RESOLUTIONS) == 0) 6341 return (FALSE); 6342 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6343 return (FALSE); 6344 6345 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6346 synhw.infoXupmm = status[0]; 6347 synhw.infoYupmm = status[2]; 6348 } 6349 6350 if (verbose >= 2) { 6351 printf(" Extended capabilities:\n"); 6352 printf(" capExtended: %d\n", synhw.capExtended); 6353 printf(" capMiddle: %d\n", synhw.capMiddle); 6354 printf(" nExtendedQueries: %d\n", 6355 synhw.nExtendedQueries); 6356 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6357 printf(" capLowPower: %d\n", synhw.capLowPower); 6358 printf(" capMultiFingerReport: %d\n", 6359 synhw.capMultiFingerReport); 6360 printf(" capSleep: %d\n", synhw.capSleep); 6361 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6362 printf(" capBallistics: %d\n", synhw.capBallistics); 6363 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6364 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6365 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6366 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6367 } 6368 6369 /* 6370 * If nExtendedQueries is 1 or greater, then the TouchPad 6371 * supports this number of extended queries. We can load 6372 * more information about buttons using query 0x09. 6373 */ 6374 if (synhw.nExtendedQueries >= 1) { 6375 if (!set_mouse_scaling(kbdc, 1)) 6376 return (FALSE); 6377 if (mouse_ext_command(kbdc, 6378 SYNAPTICS_READ_EXTENDED) == 0) 6379 return (FALSE); 6380 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6381 return (FALSE); 6382 synhw.verticalScroll = (status[0] & 0x01) != 0; 6383 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6384 synhw.verticalWheel = (status[0] & 0x08) != 0; 6385 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6386 synhw.capEWmode = (status[0] & 0x04) != 0; 6387 if (verbose >= 2) { 6388 printf(" Extended model ID:\n"); 6389 printf(" verticalScroll: %d\n", 6390 synhw.verticalScroll); 6391 printf(" horizontalScroll: %d\n", 6392 synhw.horizontalScroll); 6393 printf(" verticalWheel: %d\n", 6394 synhw.verticalWheel); 6395 printf(" nExtendedButtons: %d\n", 6396 synhw.nExtendedButtons); 6397 printf(" capEWmode: %d\n", 6398 synhw.capEWmode); 6399 } 6400 /* 6401 * Add the number of extended buttons to the total 6402 * button support count, including the middle button 6403 * if capMiddle support bit is set. 6404 */ 6405 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6406 } else 6407 /* 6408 * If the capFourButtons support bit is set, 6409 * add a fourth button to the total button count. 6410 */ 6411 buttons = synhw.capFourButtons ? 1 : 0; 6412 6413 /* Read the continued capabilities bits. */ 6414 if (synhw.nExtendedQueries >= 4) { 6415 if (!set_mouse_scaling(kbdc, 1)) 6416 return (FALSE); 6417 if (mouse_ext_command(kbdc, 6418 SYNAPTICS_READ_CAPABILITIES_CONT) == 0) 6419 return (FALSE); 6420 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6421 return (FALSE); 6422 6423 synhw.capClickPad = (status[1] & 0x01) << 1; 6424 synhw.capClickPad |= (status[0] & 0x10) != 0; 6425 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6426 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6427 synhw.capReportsV = (status[1] & 0x08) != 0; 6428 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6429 synhw.capReportsMin = (status[1] & 0x20) != 0; 6430 synhw.capInterTouch = (status[1] & 0x40) != 0; 6431 synhw.capReportsMax = (status[0] & 0x02) != 0; 6432 synhw.capClearPad = (status[0] & 0x04) != 0; 6433 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6434 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6435 6436 if (synhw.capReportsMax) { 6437 if (!set_mouse_scaling(kbdc, 1)) 6438 return (FALSE); 6439 if (mouse_ext_command(kbdc, 6440 SYNAPTICS_READ_MAX_COORDS) == 0) 6441 return (FALSE); 6442 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6443 return (FALSE); 6444 6445 synhw.maximumXCoord = (status[0] << 5) | 6446 ((status[1] & 0x0f) << 1); 6447 synhw.maximumYCoord = (status[2] << 5) | 6448 ((status[1] & 0xf0) >> 3); 6449 } else { 6450 /* 6451 * Typical bezel limits. Taken from 'Synaptics 6452 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6453 */ 6454 synhw.maximumXCoord = 5472; 6455 synhw.maximumYCoord = 4448; 6456 } 6457 6458 if (synhw.capReportsMin) { 6459 if (!set_mouse_scaling(kbdc, 1)) 6460 return (FALSE); 6461 if (mouse_ext_command(kbdc, 6462 SYNAPTICS_READ_MIN_COORDS) == 0) 6463 return (FALSE); 6464 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6465 return (FALSE); 6466 6467 synhw.minimumXCoord = (status[0] << 5) | 6468 ((status[1] & 0x0f) << 1); 6469 synhw.minimumYCoord = (status[2] << 5) | 6470 ((status[1] & 0xf0) >> 3); 6471 } else { 6472 /* 6473 * Typical bezel limits. Taken from 'Synaptics 6474 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6475 */ 6476 synhw.minimumXCoord = 1472; 6477 synhw.minimumYCoord = 1408; 6478 } 6479 6480 /* 6481 * ClickPad properties are not exported through PS/2 6482 * protocol. Detection is based on controller's PnP ID. 6483 */ 6484 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6485 switch (psmcpnp_sc->type) { 6486 case PSMCPNP_FORCEPAD: 6487 synhw.forcePad = 1; 6488 break; 6489 case PSMCPNP_TOPBUTTONPAD: 6490 synhw.topButtonPad = 1; 6491 break; 6492 default: 6493 break; 6494 } 6495 } 6496 6497 if (verbose >= 2) { 6498 printf(" Continued capabilities:\n"); 6499 printf(" capClickPad: %d\n", 6500 synhw.capClickPad); 6501 printf(" capDeluxeLEDs: %d\n", 6502 synhw.capDeluxeLEDs); 6503 printf(" noAbsoluteFilter: %d\n", 6504 synhw.noAbsoluteFilter); 6505 printf(" capReportsV: %d\n", 6506 synhw.capReportsV); 6507 printf(" capUniformClickPad: %d\n", 6508 synhw.capUniformClickPad); 6509 printf(" capReportsMin: %d\n", 6510 synhw.capReportsMin); 6511 printf(" capInterTouch: %d\n", 6512 synhw.capInterTouch); 6513 printf(" capReportsMax: %d\n", 6514 synhw.capReportsMax); 6515 printf(" capClearPad: %d\n", 6516 synhw.capClearPad); 6517 printf(" capAdvancedGestures: %d\n", 6518 synhw.capAdvancedGestures); 6519 printf(" capCoveredPad: %d\n", 6520 synhw.capCoveredPad); 6521 if (synhw.capReportsMax) { 6522 printf(" maximumXCoord: %d\n", 6523 synhw.maximumXCoord); 6524 printf(" maximumYCoord: %d\n", 6525 synhw.maximumYCoord); 6526 } 6527 if (synhw.capReportsMin) { 6528 printf(" minimumXCoord: %d\n", 6529 synhw.minimumXCoord); 6530 printf(" minimumYCoord: %d\n", 6531 synhw.minimumYCoord); 6532 } 6533 if (synhw.capClickPad) { 6534 printf(" Clickpad capabilities:\n"); 6535 printf(" forcePad: %d\n", 6536 synhw.forcePad); 6537 printf(" topButtonPad: %d\n", 6538 synhw.topButtonPad); 6539 } 6540 } 6541 buttons += synhw.capClickPad; 6542 } 6543 } 6544 6545 if (verbose >= 2) { 6546 if (synhw.capExtended) 6547 printf(" Additional Buttons: %d\n", buttons); 6548 else 6549 printf(" No extended capabilities\n"); 6550 } 6551 6552 /* 6553 * Add the default number of 3 buttons to the total 6554 * count of supported buttons reported above. 6555 */ 6556 buttons += 3; 6557 6558 /* 6559 * Read the mode byte. 6560 * 6561 * XXX: Note the Synaptics documentation also defines the first 6562 * byte of the response to this query to be a constant 0x3b, this 6563 * does not appear to be true for Touchpads with guest devices. 6564 */ 6565 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODES) == 0) 6566 return (FALSE); 6567 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6568 return (FALSE); 6569 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6570 printf(" Failed to read mode byte\n"); 6571 return (FALSE); 6572 } 6573 6574 if (arg == PROBE) 6575 sc->synhw = synhw; 6576 if (!synaptics_support) 6577 return (FALSE); 6578 6579 /* Set mouse type just now for synaptics_set_mode() */ 6580 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6581 6582 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6583 6584 if (trackpoint_support && synhw.capPassthrough) { 6585 enable_trackpoint(sc, arg); 6586 } 6587 6588 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6589 6590 if (arg == PROBE) { 6591 /* Create sysctl tree. */ 6592 synaptics_sysctl_create_tree(sc, "synaptics", 6593 "Synaptics TouchPad"); 6594 sc->hw.buttons = buttons; 6595 } 6596 6597 return (TRUE); 6598 } 6599 6600 static void 6601 synaptics_passthrough_on(struct psm_softc *sc) 6602 { 6603 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6604 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6605 } 6606 6607 static void 6608 synaptics_passthrough_off(struct psm_softc *sc) 6609 { 6610 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6611 set_mouse_scaling(sc->kbdc, 2); 6612 set_mouse_scaling(sc->kbdc, 1); 6613 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6614 } 6615 6616 /* IBM/Lenovo TrackPoint */ 6617 static int 6618 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6619 { 6620 const int seq[] = { 0xe2, cmd, loc, val }; 6621 int i; 6622 6623 if (sc->synhw.capPassthrough) 6624 synaptics_passthrough_on(sc); 6625 6626 for (i = 0; i < nitems(seq); i++) { 6627 if (sc->synhw.capPassthrough && 6628 (seq[i] == 0xff || seq[i] == 0xe7)) 6629 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6630 synaptics_passthrough_off(sc); 6631 return (EIO); 6632 } 6633 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6634 if (sc->synhw.capPassthrough) 6635 synaptics_passthrough_off(sc); 6636 return (EIO); 6637 } 6638 } 6639 6640 if (sc->synhw.capPassthrough) 6641 synaptics_passthrough_off(sc); 6642 6643 return (0); 6644 } 6645 6646 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6647 #define TPMASK 0 6648 #define TPLOC 1 6649 #define TPINFO 2 6650 6651 static int 6652 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6653 { 6654 static const int data[][3] = { 6655 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6656 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6657 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6658 { 0x00, 0x57, PSM_TPINFO(reach) }, 6659 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6660 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6661 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6662 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6663 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6664 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6665 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6666 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6667 }; 6668 struct psm_softc *sc; 6669 int error, newval, *oldvalp; 6670 const int *tp; 6671 6672 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6673 return (EINVAL); 6674 sc = arg1; 6675 tp = data[arg2]; 6676 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6677 newval = *oldvalp; 6678 error = sysctl_handle_int(oidp, &newval, 0, req); 6679 if (error != 0) 6680 return (error); 6681 if (newval == *oldvalp) 6682 return (0); 6683 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6684 return (EINVAL); 6685 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6686 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6687 if (error != 0) 6688 return (error); 6689 *oldvalp = newval; 6690 6691 return (0); 6692 } 6693 6694 static void 6695 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6696 { 6697 6698 if (sc->tpinfo.sysctl_tree != NULL) 6699 return; 6700 6701 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6702 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6703 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6704 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", CTLFLAG_RD, 6705 0, "IBM/Lenovo TrackPoint"); 6706 6707 /* hw.psm.trackpoint.sensitivity */ 6708 sc->tpinfo.sensitivity = 0x80; 6709 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6710 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6711 "sensitivity", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6712 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6713 trackpoint_sysctl, "I", 6714 "Sensitivity"); 6715 6716 /* hw.psm.trackpoint.negative_inertia */ 6717 sc->tpinfo.inertia = 0x06; 6718 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6719 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6720 "negative_inertia", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6721 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6722 trackpoint_sysctl, "I", 6723 "Negative inertia factor"); 6724 6725 /* hw.psm.trackpoint.upper_plateau */ 6726 sc->tpinfo.uplateau = 0x61; 6727 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6728 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6729 "upper_plateau", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6730 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6731 trackpoint_sysctl, "I", 6732 "Transfer function upper plateau speed"); 6733 6734 /* hw.psm.trackpoint.backup_range */ 6735 sc->tpinfo.reach = 0x0a; 6736 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6737 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6738 "backup_range", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6739 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6740 trackpoint_sysctl, "I", 6741 "Backup range"); 6742 6743 /* hw.psm.trackpoint.drag_hysteresis */ 6744 sc->tpinfo.draghys = 0xff; 6745 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6746 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6747 "drag_hysteresis", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6748 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6749 trackpoint_sysctl, "I", 6750 "Drag hysteresis"); 6751 6752 /* hw.psm.trackpoint.minimum_drag */ 6753 sc->tpinfo.mindrag = 0x14; 6754 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6755 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6756 "minimum_drag", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6757 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6758 trackpoint_sysctl, "I", 6759 "Minimum drag"); 6760 6761 /* hw.psm.trackpoint.up_threshold */ 6762 sc->tpinfo.upthresh = 0xff; 6763 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6764 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6765 "up_threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6766 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6767 trackpoint_sysctl, "I", 6768 "Up threshold for release"); 6769 6770 /* hw.psm.trackpoint.threshold */ 6771 sc->tpinfo.threshold = 0x08; 6772 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6773 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6774 "threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6775 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6776 trackpoint_sysctl, "I", 6777 "Threshold"); 6778 6779 /* hw.psm.trackpoint.jenks_curvature */ 6780 sc->tpinfo.jenks = 0x87; 6781 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6782 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6783 "jenks_curvature", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6784 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6785 trackpoint_sysctl, "I", 6786 "Jenks curvature"); 6787 6788 /* hw.psm.trackpoint.z_time */ 6789 sc->tpinfo.ztime = 0x26; 6790 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6791 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6792 "z_time", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6793 sc, TRACKPOINT_SYSCTL_Z_TIME, 6794 trackpoint_sysctl, "I", 6795 "Z time constant"); 6796 6797 /* hw.psm.trackpoint.press_to_select */ 6798 sc->tpinfo.pts = 0x00; 6799 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6800 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6801 "press_to_select", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6802 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6803 trackpoint_sysctl, "I", 6804 "Press to Select"); 6805 6806 /* hw.psm.trackpoint.skip_backups */ 6807 sc->tpinfo.skipback = 0x00; 6808 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6809 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6810 "skip_backups", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6811 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6812 trackpoint_sysctl, "I", 6813 "Skip backups from drags"); 6814 } 6815 6816 static void 6817 set_trackpoint_parameters(struct psm_softc *sc) 6818 { 6819 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6820 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6821 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6822 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6823 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6824 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6825 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6826 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6827 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6828 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6829 if (sc->tpinfo.pts == 0x01) 6830 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6831 if (sc->tpinfo.skipback == 0x01) 6832 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6833 } 6834 6835 static int 6836 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6837 { 6838 KBDC kbdc = sc->kbdc; 6839 int id; 6840 6841 /* 6842 * If called from enable_synaptics(), make sure that passthrough 6843 * mode is enabled so we can reach the trackpoint. 6844 * However, passthrough mode must be disabled before setting the 6845 * trackpoint parameters, as rackpoint_command() enables and disables 6846 * passthrough mode on its own. 6847 */ 6848 if (sc->synhw.capPassthrough) 6849 synaptics_passthrough_on(sc); 6850 6851 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6852 read_aux_data(kbdc) != 0x01) 6853 goto no_trackpoint; 6854 id = read_aux_data(kbdc); 6855 if (id < 0x01) 6856 goto no_trackpoint; 6857 if (arg == PROBE) 6858 sc->tphw = id; 6859 if (!trackpoint_support) 6860 goto no_trackpoint; 6861 6862 if (sc->synhw.capPassthrough) 6863 synaptics_passthrough_off(sc); 6864 6865 if (arg == PROBE) { 6866 trackpoint_sysctl_create_tree(sc); 6867 /* 6868 * Don't overwrite hwid and buttons when we are 6869 * a guest device. 6870 */ 6871 if (!sc->synhw.capPassthrough) { 6872 sc->hw.hwid = id; 6873 sc->hw.buttons = 3; 6874 } 6875 } 6876 6877 set_trackpoint_parameters(sc); 6878 6879 return (TRUE); 6880 6881 no_trackpoint: 6882 if (sc->synhw.capPassthrough) 6883 synaptics_passthrough_off(sc); 6884 6885 return (FALSE); 6886 } 6887 6888 /* Interlink electronics VersaPad */ 6889 static int 6890 enable_versapad(struct psm_softc *sc, enum probearg arg) 6891 { 6892 KBDC kbdc = sc->kbdc; 6893 int data[3]; 6894 6895 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 6896 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 6897 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6898 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6899 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6900 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6901 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 6902 return (FALSE); 6903 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 6904 return (FALSE); 6905 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6906 6907 return (TRUE); /* PS/2 absolute mode */ 6908 } 6909 6910 /* Elantech Touchpad */ 6911 static int 6912 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 6913 { 6914 int res, readcmd, retidx; 6915 int resp[3]; 6916 6917 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 6918 retidx = hwversion == 4 ? 1 : 0; 6919 6920 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6921 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 6922 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6923 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6924 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6925 6926 if (res == 0) 6927 *val = resp[retidx]; 6928 6929 return (res); 6930 } 6931 6932 static int 6933 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 6934 { 6935 int res, writecmd; 6936 6937 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 6938 6939 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6940 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6941 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6942 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6943 if (hwversion == 4) { 6944 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6945 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6946 } 6947 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6948 res |= send_aux_command(kbdc, val) != PSM_ACK; 6949 res |= set_mouse_scaling(kbdc, 1) == 0; 6950 6951 return (res); 6952 } 6953 6954 static int 6955 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 6956 { 6957 int res; 6958 6959 if (hwversion == 2) { 6960 res = set_mouse_scaling(kbdc, 1) == 0; 6961 res |= mouse_ext_command(kbdc, cmd) == 0; 6962 } else { 6963 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6964 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 6965 } 6966 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6967 6968 return (res); 6969 } 6970 6971 static int 6972 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 6973 { 6974 int i, val, res, hwversion, reg10; 6975 6976 /* set absolute mode */ 6977 hwversion = elanhw->hwversion; 6978 reg10 = -1; 6979 switch (hwversion) { 6980 case 2: 6981 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 6982 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6983 if (res) 6984 break; 6985 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 6986 break; 6987 case 3: 6988 reg10 = 0x0b; 6989 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6990 break; 6991 case 4: 6992 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 6993 break; 6994 default: 6995 res = 1; 6996 } 6997 6998 /* Read back reg 0x10 to ensure hardware is ready. */ 6999 if (res == 0 && reg10 >= 0) { 7000 for (i = 0; i < 5; i++) { 7001 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 7002 break; 7003 DELAY(2000); 7004 } 7005 if (i == 5) 7006 res = 1; 7007 } 7008 7009 if (res) 7010 printf("couldn't set absolute mode\n"); 7011 7012 return (res); 7013 } 7014 7015 static void 7016 elantech_init_synaptics(struct psm_softc *sc) 7017 { 7018 7019 /* Set capabilites required by movement smother */ 7020 sc->synhw.infoMajor = sc->elanhw.hwversion; 7021 sc->synhw.infoMinor = sc->elanhw.fwversion; 7022 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 7023 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 7024 sc->synhw.verticalScroll = 0; 7025 sc->synhw.nExtendedQueries = 4; 7026 sc->synhw.capExtended = 1; 7027 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 7028 sc->synhw.capClickPad = sc->elanhw.isclickpad; 7029 sc->synhw.capMultiFinger = 1; 7030 if (sc->elanhw.issemimt) 7031 sc->synhw.capAdvancedGestures = 1; 7032 else 7033 sc->synhw.capReportsV = 1; 7034 sc->synhw.capPalmDetect = 1; 7035 sc->synhw.capPen = 0; 7036 sc->synhw.capReportsMax = 1; 7037 sc->synhw.maximumXCoord = sc->elanhw.sizex; 7038 sc->synhw.maximumYCoord = sc->elanhw.sizey; 7039 sc->synhw.capReportsMin = 1; 7040 sc->synhw.minimumXCoord = 0; 7041 sc->synhw.minimumYCoord = 0; 7042 7043 if (sc->syninfo.sysctl_tree == NULL) { 7044 synaptics_sysctl_create_tree(sc, "elantech", 7045 "Elantech Touchpad"); 7046 7047 /* 7048 * Adjust synaptic smoother tunables 7049 * 1. Disable finger detection pressure threshold. Unlike 7050 * synaptics we assume the finger is acting when packet with 7051 * its X&Y arrives not when pressure exceedes some threshold 7052 * 2. Disable unrelated features like margins and noisy areas 7053 * 3. Disable virtual scroll areas as 2nd finger is preferable 7054 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 7055 * softbuttons 7056 * 5. Scale down divisors and movement lengths by a factor of 3 7057 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 7058 */ 7059 7060 /* Set reporting range to be equal touchpad size */ 7061 sc->syninfo.max_x = sc->elanhw.sizex; 7062 sc->syninfo.max_y = sc->elanhw.sizey; 7063 7064 /* Disable finger detection pressure threshold */ 7065 sc->syninfo.min_pressure = 1; 7066 7067 /* Adjust palm width to nearly match synaptics w=10 */ 7068 sc->syninfo.max_width = 7; 7069 7070 /* Elans often report double & triple taps as single event */ 7071 sc->syninfo.tap_min_queue = 1; 7072 7073 /* Use full area of touchpad */ 7074 sc->syninfo.margin_top = 0; 7075 sc->syninfo.margin_right = 0; 7076 sc->syninfo.margin_bottom = 0; 7077 sc->syninfo.margin_left = 0; 7078 7079 /* Disable noisy area */ 7080 sc->syninfo.na_top = 0; 7081 sc->syninfo.na_right = 0; 7082 sc->syninfo.na_bottom = 0; 7083 sc->syninfo.na_left = 0; 7084 7085 /* Tune divisors and movement lengths */ 7086 sc->syninfo.weight_len_squared = 200; 7087 sc->syninfo.div_min = 3; 7088 sc->syninfo.div_max = 6; 7089 sc->syninfo.div_max_na = 10; 7090 sc->syninfo.div_len = 30; 7091 sc->syninfo.tap_max_delta = 25; 7092 7093 /* Disable virtual scrolling areas and tune its divisors */ 7094 sc->syninfo.vscroll_hor_area = 0; 7095 sc->syninfo.vscroll_ver_area = 0; 7096 sc->syninfo.vscroll_min_delta = 15; 7097 sc->syninfo.vscroll_div_min = 30; 7098 sc->syninfo.vscroll_div_max = 50; 7099 7100 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 7101 if (sc->elanhw.isclickpad) { 7102 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 7103 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 7104 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 7105 } 7106 } 7107 7108 return; 7109 } 7110 7111 static int 7112 enable_elantech(struct psm_softc *sc, enum probearg arg) 7113 { 7114 static const int ic2hw[] = 7115 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 7116 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 0 }; 7117 static const int fw_sizes[][3] = { 7118 /* FW.vers MaxX MaxY */ 7119 { 0x020030, 1152, 768 }, 7120 { 0x020800, 1152, 768 }, 7121 { 0x020b00, 1152, 768 }, 7122 { 0x040215, 900, 500 }, 7123 { 0x040216, 819, 405 }, 7124 { 0x040219, 900, 500 }, 7125 }; 7126 elantechhw_t elanhw; 7127 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 7128 KBDC kbdc = sc->kbdc; 7129 7130 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 7131 7132 set_mouse_scaling(kbdc, 1); 7133 set_mouse_scaling(kbdc, 1); 7134 set_mouse_scaling(kbdc, 1); 7135 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 7136 return (FALSE); 7137 7138 if (!ELANTECH_MAGIC(resp)) 7139 return (FALSE); 7140 7141 /* Identify the Touchpad version. */ 7142 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 7143 return (FALSE); 7144 7145 bzero(&elanhw, sizeof(elanhw)); 7146 7147 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 7148 icversion = resp[0] & 0x0f; 7149 hwversion = ic2hw[icversion]; 7150 7151 if (verbose >= 2) 7152 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 7153 hwversion, elanhw.fwversion); 7154 7155 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 7156 printf (" Unsupported touchpad hardware (v1)\n"); 7157 return (FALSE); 7158 } 7159 if (hwversion == 0) { 7160 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 7161 elanhw.fwversion); 7162 return (FALSE); 7163 } 7164 7165 /* Get the Touchpad model information. */ 7166 elanhw.hwversion = hwversion; 7167 elanhw.issemimt = hwversion == 2; 7168 elanhw.isclickpad = (resp[1] & 0x10) != 0; 7169 elanhw.hascrc = (resp[1] & 0x40) != 0; 7170 elanhw.haspressure = elanhw.fwversion >= 0x020800; 7171 7172 /* Read the capability bits. */ 7173 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 7174 printf(" Failed to read capability bits\n"); 7175 return (FALSE); 7176 } 7177 7178 elanhw.ntracesx = imax(resp[1], 3); 7179 elanhw.ntracesy = imax(resp[2], 3); 7180 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 7181 7182 /* Get the touchpad resolution */ 7183 switch (hwversion) { 7184 case 4: 7185 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7186 == 0) { 7187 dpix = (resp[1] & 0x0f) * 10 + 790; 7188 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7189 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7190 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7191 break; 7192 } 7193 /* FALLTHROUGH */ 7194 case 2: 7195 case 3: 7196 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7197 break; 7198 } 7199 7200 if (!elantech_support) 7201 return (FALSE); 7202 7203 if (elantech_init(kbdc, &elanhw)) { 7204 printf("couldn't initialize elantech touchpad\n"); 7205 return (FALSE); 7206 } 7207 7208 /* 7209 * Get the touchpad reporting range. 7210 * On HW v.3 touchpads it should be done after switching hardware 7211 * to real resolution mode (by setting bit 3 of reg10) 7212 */ 7213 elanhw.dptracex = elanhw.dptracey = 64; 7214 for (i = 0; i < nitems(fw_sizes); i++) { 7215 if (elanhw.fwversion == fw_sizes[i][0]) { 7216 elanhw.sizex = fw_sizes[i][1]; 7217 elanhw.sizey = fw_sizes[i][2]; 7218 goto found; 7219 } 7220 } 7221 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7222 printf(" Failed to read touchpad size\n"); 7223 elanhw.sizex = 10000; /* Arbitrary high values to */ 7224 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7225 } else if (hwversion == 2) { 7226 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7227 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7228 elanhw.dptracex = resp[1] / 2; 7229 elanhw.dptracey = resp[2] / 2; 7230 } 7231 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7232 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7233 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7234 } else { 7235 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7236 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7237 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7238 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7239 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7240 } 7241 found: 7242 if (verbose >= 2) { 7243 printf(" Model information:\n"); 7244 printf(" MaxX: %d\n", elanhw.sizex); 7245 printf(" MaxY: %d\n", elanhw.sizey); 7246 printf(" DpmmX: %d\n", elanhw.dpmmx); 7247 printf(" DpmmY: %d\n", elanhw.dpmmy); 7248 printf(" TracesX: %d\n", elanhw.ntracesx); 7249 printf(" TracesY: %d\n", elanhw.ntracesy); 7250 printf(" DptraceX: %d\n", elanhw.dptracex); 7251 printf(" DptraceY: %d\n", elanhw.dptracey); 7252 printf(" SemiMT: %d\n", elanhw.issemimt); 7253 printf(" Clickpad: %d\n", elanhw.isclickpad); 7254 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7255 printf(" CRC: %d\n", elanhw.hascrc); 7256 printf(" Pressure: %d\n", elanhw.haspressure); 7257 } 7258 7259 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7260 7261 if (arg == PROBE) { 7262 sc->elanhw = elanhw; 7263 sc->hw.buttons = 3; 7264 7265 /* Initialize synaptics movement smoother */ 7266 elantech_init_synaptics(sc); 7267 7268 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7269 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7270 } 7271 7272 return (TRUE); 7273 } 7274 7275 /* 7276 * Return true if 'now' is earlier than (start + (secs.usecs)). 7277 * Now may be NULL and the function will fetch the current time from 7278 * getmicrouptime(), or a cached 'now' can be passed in. 7279 * All values should be numbers derived from getmicrouptime(). 7280 */ 7281 static int 7282 timeelapsed(start, secs, usecs, now) 7283 const struct timeval *start, *now; 7284 int secs, usecs; 7285 { 7286 struct timeval snow, tv; 7287 7288 /* if there is no 'now' passed in, the get it as a convience. */ 7289 if (now == NULL) { 7290 getmicrouptime(&snow); 7291 now = &snow; 7292 } 7293 7294 tv.tv_sec = secs; 7295 tv.tv_usec = usecs; 7296 timevaladd(&tv, start); 7297 return (timevalcmp(&tv, now, <)); 7298 } 7299 7300 static int 7301 psmresume(device_t dev) 7302 { 7303 struct psm_softc *sc = device_get_softc(dev); 7304 int unit = device_get_unit(dev); 7305 int err; 7306 7307 VLOG(2, (LOG_NOTICE, "psm%d: system resume hook called.\n", unit)); 7308 7309 if ((sc->config & 7310 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7311 return (0); 7312 7313 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7314 7315 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7316 /* 7317 * Release the blocked process; it must be notified that 7318 * the device cannot be accessed anymore. 7319 */ 7320 sc->state &= ~PSM_ASLP; 7321 wakeup(sc); 7322 } 7323 7324 VLOG(2, (LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit)); 7325 7326 return (err); 7327 } 7328 7329 DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 7330 #ifdef EVDEV_SUPPORT 7331 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7332 #endif 7333 7334 #ifdef DEV_ISA 7335 7336 /* 7337 * This sucks up assignments from PNPBIOS and ACPI. 7338 */ 7339 7340 /* 7341 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7342 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7343 * can be probed and attached only after the AT keyboard controller is 7344 * attached, we shall quietly reserve the IRQ resource for later use. 7345 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7346 * copy the IRQ resource to the PS/2 mouse device instance hanging 7347 * under the keyboard controller, then probe and attach it. 7348 */ 7349 7350 static devclass_t psmcpnp_devclass; 7351 7352 static device_probe_t psmcpnp_probe; 7353 static device_attach_t psmcpnp_attach; 7354 7355 static device_method_t psmcpnp_methods[] = { 7356 DEVMETHOD(device_probe, psmcpnp_probe), 7357 DEVMETHOD(device_attach, psmcpnp_attach), 7358 7359 { 0, 0 } 7360 }; 7361 7362 static driver_t psmcpnp_driver = { 7363 PSMCPNP_DRIVER_NAME, 7364 psmcpnp_methods, 7365 sizeof(struct psmcpnp_softc), 7366 }; 7367 7368 static struct isa_pnp_id psmcpnp_ids[] = { 7369 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7370 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7371 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7372 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7373 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7374 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7375 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7376 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7377 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7378 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7379 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7380 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7381 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7382 { 0 } 7383 }; 7384 7385 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7386 static struct isa_pnp_id topbtpad_ids[] = { 7387 { 0x1700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0017, ThinkPad */ 7388 { 0x1800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0018, ThinkPad */ 7389 { 0x1900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0019, ThinkPad */ 7390 { 0x2300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0023, ThinkPad */ 7391 { 0x2a00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002a, ThinkPad */ 7392 { 0x2b00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002b, ThinkPad */ 7393 { 0x2c00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002c, ThinkPad */ 7394 { 0x2d00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002d, ThinkPad */ 7395 { 0x2e00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002e, ThinkPad */ 7396 { 0x3300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0033, ThinkPad */ 7397 { 0x3400ae30, "Lenovo PS/2 clickpad port" }, /* LEN0034, ThinkPad */ 7398 { 0x3500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0035, ThinkPad */ 7399 { 0x3600ae30, "Lenovo PS/2 clickpad port" }, /* LEN0036, ThinkPad */ 7400 { 0x3700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0037, ThinkPad */ 7401 { 0x3800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0038, ThinkPad */ 7402 { 0x3900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0039, ThinkPad */ 7403 { 0x4100ae30, "Lenovo PS/2 clickpad port" }, /* LEN0041, ThinkPad */ 7404 { 0x4200ae30, "Lenovo PS/2 clickpad port" }, /* LEN0042, ThinkPad */ 7405 { 0x4500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0045, ThinkPad */ 7406 { 0x4700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0047, ThinkPad */ 7407 { 0x4900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0049, ThinkPad */ 7408 { 0x0020ae30, "Lenovo PS/2 clickpad port" }, /* LEN2000, ThinkPad */ 7409 { 0x0120ae30, "Lenovo PS/2 clickpad port" }, /* LEN2001, ThinkPad */ 7410 { 0x0220ae30, "Lenovo PS/2 clickpad port" }, /* LEN2002, ThinkPad */ 7411 { 0x0320ae30, "Lenovo PS/2 clickpad port" }, /* LEN2003, ThinkPad */ 7412 { 0x0420ae30, "Lenovo PS/2 clickpad port" }, /* LEN2004, ThinkPad */ 7413 { 0x0520ae30, "Lenovo PS/2 clickpad port" }, /* LEN2005, ThinkPad */ 7414 { 0x0620ae30, "Lenovo PS/2 clickpad port" }, /* LEN2006, ThinkPad */ 7415 { 0x0720ae30, "Lenovo PS/2 clickpad port" }, /* LEN2007, ThinkPad */ 7416 { 0x0820ae30, "Lenovo PS/2 clickpad port" }, /* LEN2008, ThinkPad */ 7417 { 0x0920ae30, "Lenovo PS/2 clickpad port" }, /* LEN2009, ThinkPad */ 7418 { 0x0a20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200a, ThinkPad */ 7419 { 0x0b20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200b, ThinkPad */ 7420 { 0 } 7421 }; 7422 7423 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7424 static struct isa_pnp_id forcepad_ids[] = { 7425 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7426 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7427 { 0 } 7428 }; 7429 7430 static int 7431 create_a_copy(device_t atkbdc, device_t me) 7432 { 7433 device_t psm; 7434 u_long irq; 7435 7436 /* find the PS/2 mouse device instance under the keyboard controller */ 7437 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7438 device_get_unit(atkbdc)); 7439 if (psm == NULL) 7440 return (ENXIO); 7441 if (device_get_state(psm) != DS_NOTPRESENT) 7442 return (0); 7443 7444 /* move our resource to the found device */ 7445 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7446 bus_delete_resource(me, SYS_RES_IRQ, 0); 7447 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7448 7449 /* ...then probe and attach it */ 7450 return (device_probe_and_attach(psm)); 7451 } 7452 7453 static int 7454 psmcpnp_probe(device_t dev) 7455 { 7456 struct psmcpnp_softc *sc = device_get_softc(dev); 7457 struct resource *res; 7458 u_long irq; 7459 int rid; 7460 7461 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7462 sc->type = PSMCPNP_FORCEPAD; 7463 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, topbtpad_ids) == 0) 7464 sc->type = PSMCPNP_TOPBUTTONPAD; 7465 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7466 sc->type = PSMCPNP_GENERIC; 7467 else 7468 return (ENXIO); 7469 7470 /* 7471 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7472 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7473 * declares the PS/2 mouse device node without an IRQ resource! 7474 * If this happens, we shall refer to device hints. 7475 * If we still don't find it there, use a hardcoded value... XXX 7476 */ 7477 rid = 0; 7478 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7479 if (irq <= 0) { 7480 if (resource_long_value(PSM_DRIVER_NAME, 7481 device_get_unit(dev),"irq", &irq) != 0) 7482 irq = 12; /* XXX */ 7483 device_printf(dev, "irq resource info is missing; " 7484 "assuming irq %ld\n", irq); 7485 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7486 } 7487 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7488 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7489 7490 /* keep quiet */ 7491 if (!bootverbose) 7492 device_quiet(dev); 7493 7494 return ((res == NULL) ? ENXIO : 0); 7495 } 7496 7497 static int 7498 psmcpnp_attach(device_t dev) 7499 { 7500 device_t atkbdc; 7501 7502 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7503 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7504 device_get_unit(dev)); 7505 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7506 create_a_copy(atkbdc, dev); 7507 7508 return (0); 7509 } 7510 7511 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7512 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7513 ISA_PNP_INFO(psmcpnp_ids); 7514 #endif /* DEV_ISA */ 7515