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/mutex.h> 76 #include <sys/poll.h> 77 #include <sys/sigio.h> 78 #include <sys/signalvar.h> 79 #include <sys/syslog.h> 80 #include <machine/bus.h> 81 #include <sys/rman.h> 82 #include <sys/selinfo.h> 83 #include <sys/sysctl.h> 84 #include <sys/time.h> 85 #include <sys/uio.h> 86 87 #include <sys/limits.h> 88 #include <sys/mouse.h> 89 #include <machine/resource.h> 90 91 #ifdef DEV_ISA 92 #include <isa/isavar.h> 93 #endif 94 95 #ifdef EVDEV_SUPPORT 96 #include <dev/evdev/evdev.h> 97 #include <dev/evdev/input.h> 98 #endif 99 100 #include <dev/atkbdc/atkbdcreg.h> 101 #include <dev/atkbdc/psm.h> 102 103 /* 104 * Driver specific options: the following options may be set by 105 * `options' statements in the kernel configuration file. 106 */ 107 108 /* debugging */ 109 #ifndef PSM_DEBUG 110 #define PSM_DEBUG 0 /* 111 * logging: 0: none, 1: brief, 2: verbose 112 * 3: sync errors, 4: all packets 113 */ 114 #endif 115 #define VLOG(level, args) do { \ 116 if (verbose >= level) \ 117 log args; \ 118 } while (0) 119 120 #ifndef PSM_INPUT_TIMEOUT 121 #define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */ 122 #endif 123 124 #ifndef PSM_TAP_TIMEOUT 125 #define PSM_TAP_TIMEOUT 125000 126 #endif 127 128 #ifndef PSM_TAP_THRESHOLD 129 #define PSM_TAP_THRESHOLD 25 130 #endif 131 132 /* end of driver specific options */ 133 134 #define PSMCPNP_DRIVER_NAME "psmcpnp" 135 136 struct psmcpnp_softc { 137 enum { 138 PSMCPNP_GENERIC, 139 PSMCPNP_FORCEPAD, 140 PSMCPNP_TOPBUTTONPAD, 141 } type; /* Based on PnP ID */ 142 }; 143 144 /* input queue */ 145 #define PSM_BUFSIZE 960 146 #define PSM_SMALLBUFSIZE 240 147 148 /* operation levels */ 149 #define PSM_LEVEL_BASE 0 150 #define PSM_LEVEL_STANDARD 1 151 #define PSM_LEVEL_NATIVE 2 152 #define PSM_LEVEL_MIN PSM_LEVEL_BASE 153 #define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 154 155 /* Active PS/2 multiplexing */ 156 #define PSM_NOMUX (-1) 157 158 /* Logitech PS2++ protocol */ 159 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 160 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 161 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 162 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 163 164 /* ring buffer */ 165 typedef struct ringbuf { 166 int count; /* # of valid elements in the buffer */ 167 int head; /* head pointer */ 168 int tail; /* tail poiner */ 169 u_char buf[PSM_BUFSIZE]; 170 } ringbuf_t; 171 172 /* data buffer */ 173 typedef struct packetbuf { 174 u_char ipacket[16]; /* interim input buffer */ 175 int inputbytes; /* # of bytes in the input buffer */ 176 } packetbuf_t; 177 178 #ifndef PSM_PACKETQUEUE 179 #define PSM_PACKETQUEUE 128 180 #endif 181 182 /* 183 * Synaptics command definitions. 184 */ 185 #define SYNAPTICS_READ_IDENTITY 0x00 186 #define SYNAPTICS_READ_MODES 0x01 187 #define SYNAPTICS_READ_CAPABILITIES 0x02 188 #define SYNAPTICS_READ_MODEL_ID 0x03 189 #define SYNAPTICS_READ_SERIAL_PREFIX 0x06 190 #define SYNAPTICS_READ_SERIAL_SUFFIX 0x07 191 #define SYNAPTICS_READ_RESOLUTIONS 0x08 192 #define SYNAPTICS_READ_EXTENDED 0x09 193 #define SYNAPTICS_READ_CAPABILITIES_CONT 0x0c 194 #define SYNAPTICS_READ_MAX_COORDS 0x0d 195 #define SYNAPTICS_READ_DELUXE_LED 0x0e 196 #define SYNAPTICS_READ_MIN_COORDS 0x0f 197 198 typedef struct synapticsinfo { 199 struct sysctl_ctx_list sysctl_ctx; 200 struct sysctl_oid *sysctl_tree; 201 int directional_scrolls; 202 int two_finger_scroll; 203 int min_pressure; 204 int max_pressure; 205 int max_width; 206 int margin_top; 207 int margin_right; 208 int margin_bottom; 209 int margin_left; 210 int na_top; 211 int na_right; 212 int na_bottom; 213 int na_left; 214 int window_min; 215 int window_max; 216 int multiplicator; 217 int weight_current; 218 int weight_previous; 219 int weight_previous_na; 220 int weight_len_squared; 221 int div_min; 222 int div_max; 223 int div_max_na; 224 int div_len; 225 int tap_max_delta; 226 int tap_min_queue; 227 int taphold_timeout; 228 int vscroll_ver_area; 229 int vscroll_hor_area; 230 int vscroll_min_delta; 231 int vscroll_div_min; 232 int vscroll_div_max; 233 int touchpad_off; 234 int softbuttons_y; 235 int softbutton2_x; 236 int softbutton3_x; 237 int max_x; 238 int max_y; 239 } synapticsinfo_t; 240 241 typedef struct synapticspacket { 242 int x; 243 int y; 244 } synapticspacket_t; 245 246 #define SYNAPTICS_PACKETQUEUE 10 247 #define SYNAPTICS_QUEUE_CURSOR(x) \ 248 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 249 250 #define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 251 ((synhw).infoMajor > (major) || \ 252 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 253 254 typedef struct smoother { 255 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 256 int queue_len; 257 int queue_cursor; 258 int start_x; 259 int start_y; 260 int avg_dx; 261 int avg_dy; 262 int squelch_x; 263 int squelch_y; 264 int is_fuzzy; 265 int active; 266 } smoother_t; 267 268 typedef struct gesture { 269 int window_min; 270 int fingers_nb; 271 int tap_button; 272 int in_taphold; 273 int in_vscroll; 274 int zmax; /* maximum pressure value */ 275 struct timeval taptimeout; /* tap timeout for touchpads */ 276 } gesture_t; 277 278 enum { 279 TRACKPOINT_SYSCTL_SENSITIVITY, 280 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 281 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 282 TRACKPOINT_SYSCTL_BACKUP_RANGE, 283 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 284 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 285 TRACKPOINT_SYSCTL_UP_THRESHOLD, 286 TRACKPOINT_SYSCTL_THRESHOLD, 287 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 288 TRACKPOINT_SYSCTL_Z_TIME, 289 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 290 TRACKPOINT_SYSCTL_SKIP_BACKUPS 291 }; 292 293 typedef struct trackpointinfo { 294 struct sysctl_ctx_list sysctl_ctx; 295 struct sysctl_oid *sysctl_tree; 296 int sensitivity; 297 int inertia; 298 int uplateau; 299 int reach; 300 int draghys; 301 int mindrag; 302 int upthresh; 303 int threshold; 304 int jenks; 305 int ztime; 306 int pts; 307 int skipback; 308 } trackpointinfo_t; 309 310 typedef struct finger { 311 int x; 312 int y; 313 int p; 314 int w; 315 int flags; 316 } finger_t; 317 #define PSM_FINGERS 2 /* # of processed fingers */ 318 #define PSM_FINGER_IS_PEN (1<<0) 319 #define PSM_FINGER_FUZZY (1<<1) 320 #define PSM_FINGER_DEFAULT_P tap_threshold 321 #define PSM_FINGER_DEFAULT_W 1 322 #define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 323 #define PSM_FINGER_RESET(f) do { \ 324 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 325 } while (0) 326 327 typedef struct elantechhw { 328 int hwversion; 329 int fwversion; 330 int sizex; 331 int sizey; 332 int dpmmx; 333 int dpmmy; 334 int ntracesx; 335 int ntracesy; 336 int dptracex; 337 int dptracey; 338 int issemimt; 339 int isclickpad; 340 int hascrc; 341 int hastrackpoint; 342 int haspressure; 343 } elantechhw_t; 344 345 /* minimum versions supported by this driver */ 346 #define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 347 348 #define ELANTECH_MAGIC(magic) \ 349 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 350 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 351 352 #define ELANTECH_FW_ID 0x00 353 #define ELANTECH_FW_VERSION 0x01 354 #define ELANTECH_CAPABILITIES 0x02 355 #define ELANTECH_SAMPLE 0x03 356 #define ELANTECH_RESOLUTION 0x04 357 #define ELANTECH_REG_READ 0x10 358 #define ELANTECH_REG_WRITE 0x11 359 #define ELANTECH_REG_RDWR 0x00 360 #define ELANTECH_CUSTOM_CMD 0xf8 361 362 #ifdef EVDEV_SUPPORT 363 #define ELANTECH_MAX_FINGERS 5 364 #else 365 #define ELANTECH_MAX_FINGERS PSM_FINGERS 366 #endif 367 368 #define ELANTECH_FINGER_MAX_P 255 369 #define ELANTECH_FINGER_MAX_W 15 370 #define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 371 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 372 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 373 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 374 .w = PSM_FINGER_DEFAULT_W, \ 375 .flags = 0 \ 376 } 377 378 enum { 379 ELANTECH_PKT_NOP, 380 ELANTECH_PKT_TRACKPOINT, 381 ELANTECH_PKT_V2_COMMON, 382 ELANTECH_PKT_V2_2FINGER, 383 ELANTECH_PKT_V3, 384 ELANTECH_PKT_V4_STATUS, 385 ELANTECH_PKT_V4_HEAD, 386 ELANTECH_PKT_V4_MOTION 387 }; 388 389 #define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 390 #define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 391 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 392 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 393 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 394 (pb)->ipacket[5] == 0xff) 395 #define ELANTECH_PKT_IS_V2(pb) \ 396 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 397 #define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 398 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 399 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 400 #define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 401 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 402 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 403 #define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 404 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 405 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x1c) == 0x10) 406 407 typedef struct elantechaction { 408 finger_t fingers[ELANTECH_MAX_FINGERS]; 409 int mask; 410 int mask_v4wait; 411 } elantechaction_t; 412 413 /* driver control block */ 414 struct psm_softc { /* Driver status information */ 415 int unit; 416 struct selinfo rsel; /* Process selecting for Input */ 417 u_char state; /* Mouse driver state */ 418 int config; /* driver configuration flags */ 419 int flags; /* other flags */ 420 KBDC kbdc; /* handle to access kbd controller */ 421 struct resource *intr; /* IRQ resource */ 422 void *ih; /* interrupt handle */ 423 mousehw_t hw; /* hardware information */ 424 synapticshw_t synhw; /* Synaptics hardware information */ 425 synapticsinfo_t syninfo; /* Synaptics configuration */ 426 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 427 gesture_t gesture; /* Gesture context */ 428 elantechhw_t elanhw; /* Elantech hardware information */ 429 elantechaction_t elanaction; /* Elantech action context */ 430 int tphw; /* TrackPoint hardware information */ 431 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 432 mousemode_t mode; /* operation mode */ 433 mousemode_t dflt_mode; /* default operation mode */ 434 mousestatus_t status; /* accumulated mouse movement */ 435 ringbuf_t queue; /* mouse status queue */ 436 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 437 int pqueue_start; /* start of data in queue */ 438 int pqueue_end; /* end of data in queue */ 439 int button; /* the latest button state */ 440 int xold; /* previous absolute X position */ 441 int yold; /* previous absolute Y position */ 442 int xaverage; /* average X position */ 443 int yaverage; /* average Y position */ 444 int squelch; /* level to filter movement at low speed */ 445 int syncerrors; /* # of bytes discarded to synchronize */ 446 int pkterrors; /* # of packets failed during quaranteen. */ 447 int fpcount; /* forcePad valid packet counter */ 448 struct timeval inputtimeout; 449 struct timeval lastsoftintr; /* time of last soft interrupt */ 450 struct timeval lastinputerr; /* time last sync error happened */ 451 struct timeval idletimeout; 452 packetbuf_t idlepacket; /* packet to send after idle timeout */ 453 int watchdog; /* watchdog timer flag */ 454 struct callout callout; /* watchdog timer call out */ 455 struct callout softcallout; /* buffer timer call out */ 456 struct cdev *dev; 457 struct cdev *bdev; 458 int lasterr; 459 int cmdcount; 460 struct sigio *async; /* Processes waiting for SIGIO */ 461 int extended_buttons; 462 int muxport; /* MUX port with attached Synaptics */ 463 u_char muxsave[3]; /* 3->6 byte proto conversion buffer */ 464 int muxtpbuttons; /* Touchpad button state */ 465 int muxmsbuttons; /* Mouse (trackpoint) button state */ 466 struct timeval muxmidtimeout; /* middle button supression timeout */ 467 #ifdef EVDEV_SUPPORT 468 struct evdev_dev *evdev_a; /* Absolute reporting device */ 469 struct evdev_dev *evdev_r; /* Relative reporting device */ 470 #endif 471 }; 472 static devclass_t psm_devclass; 473 474 /* driver state flags (state) */ 475 #define PSM_VALID 0x80 476 #define PSM_OPEN 1 /* Device is open */ 477 #define PSM_ASLP 2 /* Waiting for mouse data */ 478 #define PSM_SOFTARMED 4 /* Software interrupt armed */ 479 #define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 480 #define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 481 #define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 482 483 /* driver configuration flags (config) */ 484 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 485 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 486 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 487 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 488 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 489 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 490 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 491 #define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 492 #define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 493 494 #define PSM_CONFIG_FLAGS \ 495 (PSM_CONFIG_RESOLUTION | \ 496 PSM_CONFIG_ACCEL | \ 497 PSM_CONFIG_NOCHECKSYNC | \ 498 PSM_CONFIG_NOIDPROBE | \ 499 PSM_CONFIG_NORESET | \ 500 PSM_CONFIG_FORCETAP | \ 501 PSM_CONFIG_IGNPORTERROR | \ 502 PSM_CONFIG_HOOKRESUME | \ 503 PSM_CONFIG_INITAFTERSUSPEND) 504 505 /* other flags (flags) */ 506 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 507 508 #define kbdcp(p) ((atkbdc_softc_t *)(p)) 509 #define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 510 & KBDC_QUIRK_KEEP_ACTIVATED) 511 512 /* Tunables */ 513 static int tap_enabled = -1; 514 static int verbose = PSM_DEBUG; 515 static int synaptics_support = 0; 516 static int trackpoint_support = 0; 517 static int elantech_support = 0; 518 519 /* for backward compatibility */ 520 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 521 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 522 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 523 524 typedef struct old_mousehw { 525 int buttons; 526 int iftype; 527 int type; 528 int hwid; 529 } old_mousehw_t; 530 531 typedef struct old_mousemode { 532 int protocol; 533 int rate; 534 int resolution; 535 int accelfactor; 536 } old_mousemode_t; 537 538 #define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 539 enum { 540 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 541 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 542 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 543 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 544 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 545 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 546 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 547 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 548 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 549 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 550 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 551 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 552 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 553 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 554 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 555 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 556 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 557 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 558 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 559 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 560 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 561 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 562 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 563 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 564 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 565 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 566 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 567 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 568 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 569 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 570 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 571 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 572 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 573 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 574 }; 575 576 /* packet formatting function */ 577 typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 578 mousestatus_t *); 579 580 /* function prototypes */ 581 static void psmidentify(driver_t *, device_t); 582 static int psmprobe(device_t); 583 static int psmattach(device_t); 584 static int psmdetach(device_t); 585 static int psmresume(device_t); 586 587 static d_open_t psm_cdev_open; 588 static d_close_t psm_cdev_close; 589 static d_read_t psmread; 590 static d_write_t psmwrite; 591 static d_ioctl_t psmioctl; 592 static d_poll_t psmpoll; 593 594 static int psmopen(struct psm_softc *); 595 static int psmclose(struct psm_softc *); 596 597 #ifdef EVDEV_SUPPORT 598 static evdev_open_t psm_ev_open_r; 599 static evdev_close_t psm_ev_close_r; 600 static evdev_open_t psm_ev_open_a; 601 static evdev_close_t psm_ev_close_a; 602 #endif 603 604 static int enable_aux_dev(KBDC); 605 static int disable_aux_dev(KBDC); 606 static int get_mouse_status(KBDC, int *, int, int); 607 static int get_aux_id(KBDC); 608 static int set_mouse_sampling_rate(KBDC, int); 609 static int set_mouse_scaling(KBDC, int); 610 static int set_mouse_resolution(KBDC, int); 611 static int set_mouse_mode(KBDC); 612 static int get_mouse_buttons(KBDC); 613 static int is_a_mouse(int); 614 static void recover_from_error(KBDC); 615 static int restore_controller(KBDC, int); 616 static int doinitialize(struct psm_softc *, mousemode_t *); 617 static int doopen(struct psm_softc *, int); 618 static int reinitialize(struct psm_softc *, int); 619 static char *model_name(int); 620 static void psmsoftintr(void *); 621 static void psmsoftintridle(void *); 622 static void psmintr(void *); 623 static void psmtimeout(void *); 624 static int timeelapsed(const struct timeval *, int, int, 625 const struct timeval *); 626 static void dropqueue(struct psm_softc *); 627 static void flushpackets(struct psm_softc *); 628 static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 629 mousestatus_t *, int *, int *, int *); 630 static int proc_synaptics(struct psm_softc *, packetbuf_t *, 631 mousestatus_t *, int *, int *, int *); 632 static int proc_synaptics_mux(struct psm_softc *, packetbuf_t *); 633 static void proc_versapad(struct psm_softc *, packetbuf_t *, 634 mousestatus_t *, int *, int *, int *); 635 static int proc_elantech(struct psm_softc *, packetbuf_t *, 636 mousestatus_t *, int *, int *, int *); 637 static int psmpalmdetect(struct psm_softc *, finger_t *, int); 638 static void psmgestures(struct psm_softc *, finger_t *, int, 639 mousestatus_t *); 640 static void psmsmoother(struct psm_softc *, finger_t *, int, 641 mousestatus_t *, int *, int *); 642 static int tame_mouse(struct psm_softc *, packetbuf_t *, mousestatus_t *, 643 u_char *); 644 645 /* vendor specific features */ 646 enum probearg { PROBE, REINIT }; 647 typedef int probefunc_t(struct psm_softc *, enum probearg); 648 649 static int mouse_id_proc1(KBDC, int, int, int *); 650 static int mouse_ext_command(KBDC, int); 651 652 static probefunc_t enable_groller; 653 static probefunc_t enable_gmouse; 654 static probefunc_t enable_aglide; 655 static probefunc_t enable_kmouse; 656 static probefunc_t enable_msexplorer; 657 static probefunc_t enable_msintelli; 658 static probefunc_t enable_4dmouse; 659 static probefunc_t enable_4dplus; 660 static probefunc_t enable_mmanplus; 661 static probefunc_t enable_synaptics; 662 static probefunc_t enable_synaptics_mux; 663 static probefunc_t enable_trackpoint; 664 static probefunc_t enable_versapad; 665 static probefunc_t enable_elantech; 666 667 static void set_trackpoint_parameters(struct psm_softc *sc); 668 static void synaptics_passthrough_on(struct psm_softc *sc); 669 static void synaptics_passthrough_off(struct psm_softc *sc); 670 static int synaptics_preferred_mode(struct psm_softc *sc); 671 static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 672 673 static struct { 674 int model; 675 u_char syncmask; 676 int packetsize; 677 probefunc_t *probefunc; 678 } vendortype[] = { 679 /* 680 * WARNING: the order of probe is very important. Don't mess it 681 * unless you know what you are doing. 682 */ 683 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad on Active Mux */ 684 0x00, MOUSE_PS2_PACKETSIZE, enable_synaptics_mux }, 685 { MOUSE_MODEL_NET, /* Genius NetMouse */ 686 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 687 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 688 0xc8, 6, enable_groller }, 689 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 690 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 691 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 692 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 693 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 694 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 695 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 696 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 697 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 698 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 699 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 700 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 701 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 702 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 703 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 704 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 705 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 706 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 707 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 708 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 709 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 710 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 711 { MOUSE_MODEL_GENERIC, 712 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 713 }; 714 #define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 715 716 /* device driver declarateion */ 717 static device_method_t psm_methods[] = { 718 /* Device interface */ 719 DEVMETHOD(device_identify, psmidentify), 720 DEVMETHOD(device_probe, psmprobe), 721 DEVMETHOD(device_attach, psmattach), 722 DEVMETHOD(device_detach, psmdetach), 723 DEVMETHOD(device_resume, psmresume), 724 725 { 0, 0 } 726 }; 727 728 static driver_t psm_driver = { 729 PSM_DRIVER_NAME, 730 psm_methods, 731 sizeof(struct psm_softc), 732 }; 733 734 static struct cdevsw psm_cdevsw = { 735 .d_version = D_VERSION, 736 .d_flags = D_NEEDGIANT, 737 .d_open = psm_cdev_open, 738 .d_close = psm_cdev_close, 739 .d_read = psmread, 740 .d_write = psmwrite, 741 .d_ioctl = psmioctl, 742 .d_poll = psmpoll, 743 .d_name = PSM_DRIVER_NAME, 744 }; 745 746 #ifdef EVDEV_SUPPORT 747 static const struct evdev_methods psm_ev_methods_r = { 748 .ev_open = psm_ev_open_r, 749 .ev_close = psm_ev_close_r, 750 }; 751 static const struct evdev_methods psm_ev_methods_a = { 752 .ev_open = psm_ev_open_a, 753 .ev_close = psm_ev_close_a, 754 }; 755 #endif 756 757 /* device I/O routines */ 758 static int 759 enable_aux_dev(KBDC kbdc) 760 { 761 int res; 762 763 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 764 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 765 766 return (res == PSM_ACK); 767 } 768 769 static int 770 disable_aux_dev(KBDC kbdc) 771 { 772 int res; 773 774 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 775 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 776 777 return (res == PSM_ACK); 778 } 779 780 static int 781 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 782 { 783 int cmd; 784 int res; 785 int i; 786 787 switch (flag) { 788 case 0: 789 default: 790 cmd = PSMC_SEND_DEV_STATUS; 791 break; 792 case 1: 793 cmd = PSMC_SEND_DEV_DATA; 794 break; 795 } 796 empty_aux_buffer(kbdc, 5); 797 res = send_aux_command(kbdc, cmd); 798 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 799 (flag == 1) ? "DATA" : "STATUS", res)); 800 if (res != PSM_ACK) 801 return (0); 802 803 for (i = 0; i < len; ++i) { 804 status[i] = read_aux_data(kbdc); 805 if (status[i] < 0) 806 break; 807 } 808 if (len >= 3) { 809 for (; i < 3; ++i) 810 status[i] = 0; 811 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 812 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 813 } 814 815 return (i); 816 } 817 818 static int 819 get_aux_id(KBDC kbdc) 820 { 821 int res; 822 int id; 823 824 empty_aux_buffer(kbdc, 5); 825 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 826 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 827 if (res != PSM_ACK) 828 return (-1); 829 830 /* 10ms delay */ 831 DELAY(10000); 832 833 id = read_aux_data(kbdc); 834 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 835 836 return (id); 837 } 838 839 static int 840 set_mouse_sampling_rate(KBDC kbdc, int rate) 841 { 842 int res; 843 844 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 845 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 846 847 return ((res == PSM_ACK) ? rate : -1); 848 } 849 850 static int 851 set_mouse_scaling(KBDC kbdc, int scale) 852 { 853 int res; 854 855 switch (scale) { 856 case 1: 857 default: 858 scale = PSMC_SET_SCALING11; 859 break; 860 case 2: 861 scale = PSMC_SET_SCALING21; 862 break; 863 } 864 res = send_aux_command(kbdc, scale); 865 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 866 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 867 868 return (res == PSM_ACK); 869 } 870 871 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 872 static int 873 set_mouse_resolution(KBDC kbdc, int val) 874 { 875 int res; 876 877 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 878 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 879 880 return ((res == PSM_ACK) ? val : -1); 881 } 882 883 /* 884 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 885 * re-enabled by calling `enable_aux_dev()' 886 */ 887 static int 888 set_mouse_mode(KBDC kbdc) 889 { 890 int res; 891 892 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 893 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 894 895 return (res == PSM_ACK); 896 } 897 898 static int 899 get_mouse_buttons(KBDC kbdc) 900 { 901 int c = 2; /* assume two buttons by default */ 902 int status[3]; 903 904 /* 905 * NOTE: a special sequence to obtain Logitech Mouse specific 906 * information: set resolution to 25 ppi, set scaling to 1:1, set 907 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 908 * mouse status bytes is the number of available buttons. 909 * Some manufactures also support this sequence. 910 */ 911 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 912 return (c); 913 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 914 set_mouse_scaling(kbdc, 1) && 915 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 916 return (status[1]); 917 return (c); 918 } 919 920 /* misc subroutines */ 921 /* 922 * Someday, I will get the complete list of valid pointing devices and 923 * their IDs... XXX 924 */ 925 static int 926 is_a_mouse(int id) 927 { 928 #if 0 929 static int valid_ids[] = { 930 PSM_MOUSE_ID, /* mouse */ 931 PSM_BALLPOINT_ID, /* ballpoint device */ 932 PSM_INTELLI_ID, /* Intellimouse */ 933 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 934 -1 /* end of table */ 935 }; 936 int i; 937 938 for (i = 0; valid_ids[i] >= 0; ++i) 939 if (valid_ids[i] == id) 940 return (TRUE); 941 return (FALSE); 942 #else 943 return (TRUE); 944 #endif 945 } 946 947 static char * 948 model_name(int model) 949 { 950 static struct { 951 int model_code; 952 char *model_name; 953 } models[] = { 954 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 955 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 956 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 957 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 958 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 959 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 960 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 961 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 962 { MOUSE_MODEL_4D, "4D Mouse" }, 963 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 964 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 965 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 966 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 967 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 968 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 969 }; 970 int i; 971 972 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 973 if (models[i].model_code == model) 974 break; 975 return (models[i].model_name); 976 } 977 978 static void 979 recover_from_error(KBDC kbdc) 980 { 981 /* discard anything left in the output buffer */ 982 empty_both_buffers(kbdc, 10); 983 984 #if 0 985 /* 986 * NOTE: KBDC_RESET_KBD may not restore the communication between the 987 * keyboard and the controller. 988 */ 989 reset_kbd(kbdc); 990 #else 991 /* 992 * NOTE: somehow diagnostic and keyboard port test commands bring the 993 * keyboard back. 994 */ 995 if (!test_controller(kbdc)) 996 log(LOG_ERR, "psm: keyboard controller failed.\n"); 997 /* if there isn't a keyboard in the system, the following error is OK */ 998 if (test_kbd_port(kbdc) != 0) 999 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 1000 #endif 1001 } 1002 1003 static int 1004 restore_controller(KBDC kbdc, int command_byte) 1005 { 1006 empty_both_buffers(kbdc, 10); 1007 1008 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 1009 log(LOG_ERR, "psm: failed to restore the keyboard controller " 1010 "command byte.\n"); 1011 empty_both_buffers(kbdc, 10); 1012 return (FALSE); 1013 } else { 1014 empty_both_buffers(kbdc, 10); 1015 return (TRUE); 1016 } 1017 } 1018 1019 /* 1020 * Re-initialize the aux port and device. The aux port must be enabled 1021 * and its interrupt must be disabled before calling this routine. 1022 * The aux device will be disabled before returning. 1023 * The keyboard controller must be locked via `kbdc_lock()' before 1024 * calling this routine. 1025 */ 1026 static int 1027 doinitialize(struct psm_softc *sc, mousemode_t *mode) 1028 { 1029 KBDC kbdc = sc->kbdc; 1030 int stat[3]; 1031 int i; 1032 1033 switch((i = test_aux_port(kbdc))) { 1034 case 1: /* ignore these errors */ 1035 case 2: 1036 case 3: 1037 case PSM_ACK: 1038 if (verbose) 1039 log(LOG_DEBUG, 1040 "psm%d: strange result for test aux port (%d).\n", 1041 sc->unit, i); 1042 /* FALLTHROUGH */ 1043 case 0: /* no error */ 1044 break; 1045 case -1: /* time out */ 1046 default: /* error */ 1047 recover_from_error(kbdc); 1048 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1049 break; 1050 log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 1051 sc->unit, i); 1052 return (FALSE); 1053 } 1054 1055 if (sc->config & PSM_CONFIG_NORESET) { 1056 /* 1057 * Don't try to reset the pointing device. It may possibly 1058 * be left in the unknown state, though... 1059 */ 1060 } else { 1061 /* 1062 * NOTE: some controllers appears to hang the `keyboard' when 1063 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1064 */ 1065 if (!reset_aux_dev(kbdc)) { 1066 recover_from_error(kbdc); 1067 log(LOG_ERR, "psm%d: failed to reset the aux device.\n", 1068 sc->unit); 1069 return (FALSE); 1070 } 1071 } 1072 1073 /* 1074 * both the aux port and the aux device is functioning, see 1075 * if the device can be enabled. 1076 */ 1077 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1078 log(LOG_ERR, "psm%d: failed to enable the aux device.\n", 1079 sc->unit); 1080 return (FALSE); 1081 } 1082 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1083 1084 /* Re-enable the mouse. */ 1085 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1086 if (vendortype[i].model == sc->hw.model) 1087 (*vendortype[i].probefunc)(sc, REINIT); 1088 1089 /* set mouse parameters */ 1090 if (mode != (mousemode_t *)NULL) { 1091 if (mode->rate > 0) 1092 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1093 if (mode->resolution >= 0) 1094 mode->resolution = 1095 set_mouse_resolution(kbdc, mode->resolution); 1096 set_mouse_scaling(kbdc, 1); 1097 set_mouse_mode(kbdc); 1098 } 1099 1100 /* Record sync on the next data packet we see. */ 1101 sc->flags |= PSM_NEED_SYNCBITS; 1102 1103 /* just check the status of the mouse */ 1104 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1105 log(LOG_DEBUG, "psm%d: failed to get status (doinitialize).\n", 1106 sc->unit); 1107 1108 return (TRUE); 1109 } 1110 1111 static int 1112 doopen(struct psm_softc *sc, int command_byte) 1113 { 1114 int stat[3]; 1115 int mux_enabled = FALSE; 1116 1117 /* 1118 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1119 * no obvious reason. Thus we check the current mode and restore the 1120 * Absolute Mode if it was cleared. 1121 * 1122 * The previous hack at the end of psmprobe() wasn't efficient when 1123 * moused(8) was restarted. 1124 * 1125 * A Reset (FF) or Set Defaults (F6) command would clear the 1126 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1127 * doesn't show any evidence of such a command. 1128 */ 1129 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1130 if (sc->muxport != PSM_NOMUX) { 1131 mux_enabled = enable_aux_mux(sc->kbdc) >= 0; 1132 if (mux_enabled) 1133 set_active_aux_mux_port(sc->kbdc, sc->muxport); 1134 else 1135 log(LOG_ERR, "psm%d: failed to enable " 1136 "active multiplexing mode.\n", 1137 sc->unit); 1138 } 1139 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODES); 1140 get_mouse_status(sc->kbdc, stat, 0, 3); 1141 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1142 stat[1] == 0x47) && 1143 stat[2] == 0x40) { 1144 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1145 VLOG(5, (LOG_DEBUG, "psm%d: Synaptis Absolute Mode " 1146 "hopefully restored\n", 1147 sc->unit)); 1148 } 1149 if (mux_enabled) 1150 disable_aux_mux(sc->kbdc); 1151 } 1152 1153 /* 1154 * A user may want to disable tap and drag gestures on a Synaptics 1155 * TouchPad when it operates in Relative Mode. 1156 */ 1157 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1158 if (tap_enabled > 0) { 1159 VLOG(2, (LOG_DEBUG, 1160 "psm%d: enable tap and drag gestures\n", 1161 sc->unit)); 1162 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1163 } else if (tap_enabled == 0) { 1164 VLOG(2, (LOG_DEBUG, 1165 "psm%d: disable tap and drag gestures\n", 1166 sc->unit)); 1167 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1168 } 1169 } 1170 1171 /* enable the mouse device */ 1172 if (!enable_aux_dev(sc->kbdc)) { 1173 /* MOUSE ERROR: failed to enable the mouse because: 1174 * 1) the mouse is faulty, 1175 * 2) the mouse has been removed(!?) 1176 * In the latter case, the keyboard may have hung, and need 1177 * recovery procedure... 1178 */ 1179 recover_from_error(sc->kbdc); 1180 #if 0 1181 /* FIXME: we could reset the mouse here and try to enable 1182 * it again. But it will take long time and it's not a good 1183 * idea to disable the keyboard that long... 1184 */ 1185 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1186 recover_from_error(sc->kbdc); 1187 #else 1188 { 1189 #endif 1190 restore_controller(sc->kbdc, command_byte); 1191 /* mark this device is no longer available */ 1192 sc->state &= ~PSM_VALID; 1193 log(LOG_ERR, 1194 "psm%d: failed to enable the device (doopen).\n", 1195 sc->unit); 1196 return (EIO); 1197 } 1198 } 1199 1200 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1201 log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", 1202 sc->unit); 1203 1204 /* enable the aux port and interrupt */ 1205 if (!set_controller_command_byte(sc->kbdc, 1206 kbdc_get_device_mask(sc->kbdc), 1207 (command_byte & KBD_KBD_CONTROL_BITS) | 1208 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1209 /* CONTROLLER ERROR */ 1210 disable_aux_dev(sc->kbdc); 1211 restore_controller(sc->kbdc, command_byte); 1212 log(LOG_ERR, 1213 "psm%d: failed to enable the aux interrupt (doopen).\n", 1214 sc->unit); 1215 return (EIO); 1216 } 1217 1218 /* start the watchdog timer */ 1219 sc->watchdog = FALSE; 1220 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1221 1222 return (0); 1223 } 1224 1225 static int 1226 reinitialize(struct psm_softc *sc, int doinit) 1227 { 1228 int err; 1229 int c; 1230 int s; 1231 1232 /* don't let anybody mess with the aux device */ 1233 if (!kbdc_lock(sc->kbdc, TRUE)) 1234 return (EIO); 1235 s = spltty(); 1236 1237 /* block our watchdog timer */ 1238 sc->watchdog = FALSE; 1239 callout_stop(&sc->callout); 1240 1241 /* save the current controller command byte */ 1242 empty_both_buffers(sc->kbdc, 10); 1243 c = get_controller_command_byte(sc->kbdc); 1244 VLOG(2, (LOG_DEBUG, 1245 "psm%d: current command byte: %04x (reinitialize).\n", 1246 sc->unit, c)); 1247 1248 /* enable the aux port but disable the aux interrupt and the keyboard */ 1249 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1250 kbdc_get_device_mask(sc->kbdc), 1251 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1252 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1253 /* CONTROLLER ERROR */ 1254 splx(s); 1255 kbdc_lock(sc->kbdc, FALSE); 1256 log(LOG_ERR, 1257 "psm%d: unable to set the command byte (reinitialize).\n", 1258 sc->unit); 1259 return (EIO); 1260 } 1261 1262 /* flush any data */ 1263 if (sc->state & PSM_VALID) { 1264 /* this may fail; but never mind... */ 1265 disable_aux_dev(sc->kbdc); 1266 empty_aux_buffer(sc->kbdc, 10); 1267 } 1268 flushpackets(sc); 1269 sc->syncerrors = 0; 1270 sc->pkterrors = 0; 1271 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1272 1273 /* try to detect the aux device; are you still there? */ 1274 err = 0; 1275 if (doinit) { 1276 if (doinitialize(sc, &sc->mode)) { 1277 /* yes */ 1278 sc->state |= PSM_VALID; 1279 } else { 1280 /* the device has gone! */ 1281 restore_controller(sc->kbdc, c); 1282 sc->state &= ~PSM_VALID; 1283 log(LOG_ERR, 1284 "psm%d: the aux device has gone! (reinitialize).\n", 1285 sc->unit); 1286 err = ENXIO; 1287 } 1288 } 1289 splx(s); 1290 1291 /* restore the driver state */ 1292 if ((sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A)) && 1293 (err == 0)) { 1294 /* enable the aux device and the port again */ 1295 err = doopen(sc, c); 1296 if (err != 0) 1297 log(LOG_ERR, "psm%d: failed to enable the device " 1298 "(reinitialize).\n", sc->unit); 1299 } else { 1300 /* restore the keyboard port and disable the aux port */ 1301 if (!set_controller_command_byte(sc->kbdc, 1302 kbdc_get_device_mask(sc->kbdc), 1303 (c & KBD_KBD_CONTROL_BITS) | 1304 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1305 /* CONTROLLER ERROR */ 1306 log(LOG_ERR, "psm%d: failed to disable the aux port " 1307 "(reinitialize).\n", sc->unit); 1308 err = EIO; 1309 } 1310 } 1311 1312 kbdc_lock(sc->kbdc, FALSE); 1313 return (err); 1314 } 1315 1316 /* psm driver entry points */ 1317 1318 static void 1319 psmidentify(driver_t *driver, device_t parent) 1320 { 1321 device_t psmc; 1322 device_t psm; 1323 u_long irq; 1324 int unit; 1325 1326 unit = device_get_unit(parent); 1327 1328 /* always add at least one child */ 1329 psm = BUS_ADD_CHILD(parent, KBDC_RID_AUX, driver->name, unit); 1330 if (psm == NULL) 1331 return; 1332 1333 irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX); 1334 if (irq > 0) 1335 return; 1336 1337 /* 1338 * If the PS/2 mouse device has already been reported by ACPI or 1339 * PnP BIOS, obtain the IRQ resource from it. 1340 * (See psmcpnp_attach() below.) 1341 */ 1342 psmc = device_find_child(device_get_parent(parent), 1343 PSMCPNP_DRIVER_NAME, unit); 1344 if (psmc == NULL) 1345 return; 1346 irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0); 1347 if (irq <= 0) 1348 return; 1349 bus_delete_resource(psmc, SYS_RES_IRQ, 0); 1350 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 1351 } 1352 1353 #define endprobe(v) do { \ 1354 if (bootverbose) \ 1355 --verbose; \ 1356 kbdc_set_device_mask(sc->kbdc, mask); \ 1357 kbdc_lock(sc->kbdc, FALSE); \ 1358 return (v); \ 1359 } while (0) 1360 1361 static int 1362 psmprobe(device_t dev) 1363 { 1364 int unit = device_get_unit(dev); 1365 struct psm_softc *sc = device_get_softc(dev); 1366 int stat[3]; 1367 int command_byte; 1368 int mask; 1369 int rid; 1370 int i; 1371 1372 #if 0 1373 kbdc_debug(TRUE); 1374 #endif 1375 1376 /* see if IRQ is available */ 1377 rid = KBDC_RID_AUX; 1378 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1379 if (sc->intr == NULL) { 1380 if (bootverbose) 1381 device_printf(dev, "unable to allocate IRQ\n"); 1382 return (ENXIO); 1383 } 1384 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1385 1386 sc->unit = unit; 1387 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1388 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1389 /* XXX: for backward compatibility */ 1390 #if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1391 sc->config |= 1392 #ifdef PSM_RESETAFTERSUSPEND 1393 PSM_CONFIG_INITAFTERSUSPEND; 1394 #else 1395 PSM_CONFIG_HOOKRESUME; 1396 #endif 1397 #endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1398 sc->flags = 0; 1399 sc->muxport = PSM_NOMUX; 1400 if (bootverbose) 1401 ++verbose; 1402 1403 device_set_desc(dev, "PS/2 Mouse"); 1404 1405 if (!kbdc_lock(sc->kbdc, TRUE)) { 1406 printf("psm%d: unable to lock the controller.\n", unit); 1407 if (bootverbose) 1408 --verbose; 1409 return (ENXIO); 1410 } 1411 1412 /* 1413 * NOTE: two bits in the command byte controls the operation of the 1414 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1415 * port interrupt (IRQ 12) enable bit (bit 2). 1416 */ 1417 1418 /* discard anything left after the keyboard initialization */ 1419 empty_both_buffers(sc->kbdc, 10); 1420 1421 /* save the current command byte; it will be used later */ 1422 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1423 command_byte = get_controller_command_byte(sc->kbdc); 1424 if (verbose) 1425 printf("psm%d: current command byte:%04x\n", unit, 1426 command_byte); 1427 if (command_byte == -1) { 1428 /* CONTROLLER ERROR */ 1429 printf("psm%d: unable to get the current command byte value.\n", 1430 unit); 1431 endprobe(ENXIO); 1432 } 1433 1434 /* 1435 * disable the keyboard port while probing the aux port, which must be 1436 * enabled during this routine 1437 */ 1438 if (!set_controller_command_byte(sc->kbdc, 1439 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1440 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1441 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1442 /* 1443 * this is CONTROLLER ERROR; I don't know how to recover 1444 * from this error... 1445 */ 1446 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1447 restore_controller(sc->kbdc, command_byte); 1448 printf("psm%d: unable to set the command byte.\n", unit); 1449 endprobe(ENXIO); 1450 } 1451 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 1452 1453 /* 1454 * NOTE: `test_aux_port()' is designed to return with zero if the aux 1455 * port exists and is functioning. However, some controllers appears 1456 * to respond with zero even when the aux port doesn't exist. (It may 1457 * be that this is only the case when the controller DOES have the aux 1458 * port but the port is not wired on the motherboard.) The keyboard 1459 * controllers without the port, such as the original AT, are 1460 * supposed to return with an error code or simply time out. In any 1461 * case, we have to continue probing the port even when the controller 1462 * passes this test. 1463 * 1464 * XXX: some controllers erroneously return the error code 1, 2 or 3 1465 * when it has a perfectly functional aux port. We have to ignore 1466 * this error code. Even if the controller HAS error with the aux 1467 * port, it will be detected later... 1468 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 1469 */ 1470 switch ((i = test_aux_port(sc->kbdc))) { 1471 case 1: /* ignore these errors */ 1472 case 2: 1473 case 3: 1474 case PSM_ACK: 1475 if (verbose) 1476 printf("psm%d: strange result for test aux port " 1477 "(%d).\n", unit, i); 1478 /* FALLTHROUGH */ 1479 case 0: /* no error */ 1480 break; 1481 case -1: /* time out */ 1482 default: /* error */ 1483 recover_from_error(sc->kbdc); 1484 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1485 break; 1486 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1487 restore_controller(sc->kbdc, command_byte); 1488 if (verbose) 1489 printf("psm%d: the aux port is not functioning (%d).\n", 1490 unit, i); 1491 endprobe(ENXIO); 1492 } 1493 1494 if (sc->config & PSM_CONFIG_NORESET) { 1495 /* 1496 * Don't try to reset the pointing device. It may possibly be 1497 * left in an unknown state, though... 1498 */ 1499 } else { 1500 /* 1501 * NOTE: some controllers appears to hang the `keyboard' when 1502 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1503 * 1504 * Attempt to reset the controller twice -- this helps 1505 * pierce through some KVM switches. The second reset 1506 * is non-fatal. 1507 */ 1508 if (!reset_aux_dev(sc->kbdc)) { 1509 recover_from_error(sc->kbdc); 1510 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1511 restore_controller(sc->kbdc, command_byte); 1512 if (verbose) 1513 printf("psm%d: failed to reset the aux " 1514 "device.\n", unit); 1515 endprobe(ENXIO); 1516 } else if (!reset_aux_dev(sc->kbdc)) { 1517 recover_from_error(sc->kbdc); 1518 if (verbose >= 2) 1519 printf("psm%d: failed to reset the aux device " 1520 "(2).\n", unit); 1521 } 1522 } 1523 1524 /* 1525 * both the aux port and the aux device are functioning, see if the 1526 * device can be enabled. NOTE: when enabled, the device will start 1527 * sending data; we shall immediately disable the device once we know 1528 * the device can be enabled. 1529 */ 1530 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 1531 /* MOUSE ERROR */ 1532 recover_from_error(sc->kbdc); 1533 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1534 restore_controller(sc->kbdc, command_byte); 1535 if (verbose) 1536 printf("psm%d: failed to enable the aux device.\n", 1537 unit); 1538 endprobe(ENXIO); 1539 } 1540 1541 /* save the default values after reset */ 1542 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 1543 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1544 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1545 } else { 1546 sc->dflt_mode.rate = sc->mode.rate = -1; 1547 sc->dflt_mode.resolution = sc->mode.resolution = -1; 1548 } 1549 1550 /* hardware information */ 1551 sc->hw.iftype = MOUSE_IF_PS2; 1552 1553 /* verify the device is a mouse */ 1554 sc->hw.hwid = get_aux_id(sc->kbdc); 1555 if (!is_a_mouse(sc->hw.hwid)) { 1556 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1557 restore_controller(sc->kbdc, command_byte); 1558 if (verbose) 1559 printf("psm%d: unknown device type (%d).\n", unit, 1560 sc->hw.hwid); 1561 endprobe(ENXIO); 1562 } 1563 switch (sc->hw.hwid) { 1564 case PSM_BALLPOINT_ID: 1565 sc->hw.type = MOUSE_TRACKBALL; 1566 break; 1567 case PSM_MOUSE_ID: 1568 case PSM_INTELLI_ID: 1569 case PSM_EXPLORER_ID: 1570 case PSM_4DMOUSE_ID: 1571 case PSM_4DPLUS_ID: 1572 sc->hw.type = MOUSE_MOUSE; 1573 break; 1574 default: 1575 sc->hw.type = MOUSE_UNKNOWN; 1576 break; 1577 } 1578 1579 if (sc->config & PSM_CONFIG_NOIDPROBE) { 1580 sc->hw.buttons = 2; 1581 i = GENERIC_MOUSE_ENTRY; 1582 } else { 1583 /* # of buttons */ 1584 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 1585 1586 /* other parameters */ 1587 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1588 if ((*vendortype[i].probefunc)(sc, PROBE)) { 1589 if (verbose >= 2) 1590 printf("psm%d: found %s\n", unit, 1591 model_name(vendortype[i].model)); 1592 break; 1593 } 1594 } 1595 1596 sc->hw.model = vendortype[i].model; 1597 1598 sc->dflt_mode.level = PSM_LEVEL_BASE; 1599 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 1600 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 1601 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 1602 sc->dflt_mode.syncmask[0] = 0; 1603 else 1604 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 1605 if (sc->config & PSM_CONFIG_FORCETAP) 1606 sc->dflt_mode.syncmask[0] &= ~MOUSE_PS2_TAP; 1607 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 1608 sc->mode = sc->dflt_mode; 1609 sc->mode.packetsize = vendortype[i].packetsize; 1610 1611 /* set mouse parameters */ 1612 #if 0 1613 /* 1614 * A version of Logitech FirstMouse+ won't report wheel movement, 1615 * if SET_DEFAULTS is sent... Don't use this command. 1616 * This fix was found by Takashi Nishida. 1617 */ 1618 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 1619 if (verbose >= 2) 1620 printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, i); 1621 #endif 1622 if (sc->config & PSM_CONFIG_RESOLUTION) 1623 sc->mode.resolution = 1624 set_mouse_resolution(sc->kbdc, 1625 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1626 else if (sc->mode.resolution >= 0) 1627 sc->mode.resolution = 1628 set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1629 if (sc->mode.rate > 0) 1630 sc->mode.rate = 1631 set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1632 set_mouse_scaling(sc->kbdc, 1); 1633 1634 /* Record sync on the next data packet we see. */ 1635 sc->flags |= PSM_NEED_SYNCBITS; 1636 1637 /* just check the status of the mouse */ 1638 /* 1639 * NOTE: XXX there are some arcane controller/mouse combinations out 1640 * there, which hung the controller unless there is data transmission 1641 * after ACK from the mouse. 1642 */ 1643 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1644 printf("psm%d: failed to get status.\n", unit); 1645 else { 1646 /* 1647 * When in its native mode, some mice operate with different 1648 * default parameters than in the PS/2 compatible mode. 1649 */ 1650 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1651 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1652 } 1653 1654 /* disable the aux port for now... */ 1655 if (!set_controller_command_byte(sc->kbdc, 1656 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1657 (command_byte & KBD_KBD_CONTROL_BITS) | 1658 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1659 /* 1660 * this is CONTROLLER ERROR; I don't know the proper way to 1661 * recover from this error... 1662 */ 1663 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1664 restore_controller(sc->kbdc, command_byte); 1665 printf("psm%d: unable to set the command byte.\n", unit); 1666 endprobe(ENXIO); 1667 } 1668 1669 /* done */ 1670 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1671 kbdc_lock(sc->kbdc, FALSE); 1672 return (0); 1673 } 1674 1675 #ifdef EVDEV_SUPPORT 1676 /* Values are taken from Linux drivers for userland software compatibility */ 1677 #define PS2_MOUSE_VENDOR 0x0002 1678 #define PS2_MOUSE_GENERIC_PRODUCT 0x0001 1679 #define PS2_MOUSE_SYNAPTICS_NAME "SynPS/2 Synaptics TouchPad" 1680 #define PS2_MOUSE_SYNAPTICS_PRODUCT 0x0007 1681 #define PS2_MOUSE_TRACKPOINT_NAME "TPPS/2 IBM TrackPoint" 1682 #define PS2_MOUSE_TRACKPOINT_PRODUCT 0x000A 1683 #define PS2_MOUSE_ELANTECH_NAME "ETPS/2 Elantech Touchpad" 1684 #define PS2_MOUSE_ELANTECH_ST_NAME "ETPS/2 Elantech TrackPoint" 1685 #define PS2_MOUSE_ELANTECH_PRODUCT 0x000E 1686 1687 #define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1688 1689 static void 1690 psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1691 { 1692 size_t i; 1693 1694 for (i = 0; info[i][0] != ABS_CNT; i++) 1695 evdev_support_abs(evdev, info[i][0], 0, info[i][1], info[i][2], 1696 0, 0, info[i][3]); 1697 } 1698 1699 static void 1700 psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1701 { 1702 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1703 1704 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1705 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1706 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1707 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1708 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1709 } 1710 1711 static void 1712 psm_push_st_finger(struct psm_softc *sc, const finger_t *f) 1713 { 1714 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1715 1716 evdev_push_abs(sc->evdev_a, ABS_X, f->x); 1717 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1718 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1719 if (sc->synhw.capPalmDetect) 1720 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1721 } 1722 1723 static void 1724 psm_release_mt_slot(struct evdev_dev *evdev, int32_t slot) 1725 { 1726 1727 evdev_push_abs(evdev, ABS_MT_SLOT, slot); 1728 evdev_push_abs(evdev, ABS_MT_TRACKING_ID, -1); 1729 } 1730 1731 static int 1732 psm_register(device_t dev, int model_code) 1733 { 1734 struct psm_softc *sc = device_get_softc(dev); 1735 struct evdev_dev *evdev_r; 1736 int error, i, nbuttons, nwheels, product; 1737 bool is_pointing_stick; 1738 const char *name; 1739 1740 name = model_name(model_code); 1741 nbuttons = sc->hw.buttons; 1742 product = PS2_MOUSE_GENERIC_PRODUCT; 1743 nwheels = 0; 1744 is_pointing_stick = false; 1745 1746 switch (model_code) { 1747 case MOUSE_MODEL_TRACKPOINT: 1748 name = PS2_MOUSE_TRACKPOINT_NAME; 1749 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1750 nbuttons = 3; 1751 is_pointing_stick = true; 1752 break; 1753 1754 case MOUSE_MODEL_ELANTECH: 1755 name = PS2_MOUSE_ELANTECH_ST_NAME; 1756 product = PS2_MOUSE_ELANTECH_PRODUCT; 1757 nbuttons = 3; 1758 is_pointing_stick = true; 1759 break; 1760 1761 case MOUSE_MODEL_MOUSEMANPLUS: 1762 case MOUSE_MODEL_4D: 1763 nwheels = 2; 1764 break; 1765 1766 case MOUSE_MODEL_EXPLORER: 1767 case MOUSE_MODEL_INTELLI: 1768 case MOUSE_MODEL_NET: 1769 case MOUSE_MODEL_NETSCROLL: 1770 case MOUSE_MODEL_4DPLUS: 1771 nwheels = 1; 1772 break; 1773 } 1774 1775 evdev_r = evdev_alloc(); 1776 evdev_set_name(evdev_r, name); 1777 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1778 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1779 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1780 1781 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1782 if (is_pointing_stick) 1783 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1784 evdev_support_event(evdev_r, EV_SYN); 1785 evdev_support_event(evdev_r, EV_KEY); 1786 evdev_support_event(evdev_r, EV_REL); 1787 evdev_support_rel(evdev_r, REL_X); 1788 evdev_support_rel(evdev_r, REL_Y); 1789 switch (nwheels) { 1790 case 2: 1791 evdev_support_rel(evdev_r, REL_HWHEEL); 1792 /* FALLTHROUGH */ 1793 case 1: 1794 evdev_support_rel(evdev_r, REL_WHEEL); 1795 } 1796 for (i = 0; i < nbuttons; i++) 1797 evdev_support_key(evdev_r, BTN_MOUSE + i); 1798 1799 error = evdev_register_mtx(evdev_r, &Giant); 1800 if (error) 1801 evdev_free(evdev_r); 1802 else 1803 sc->evdev_r = evdev_r; 1804 return (error); 1805 } 1806 1807 static int 1808 psm_register_synaptics(device_t dev) 1809 { 1810 struct psm_softc *sc = device_get_softc(dev); 1811 const uint16_t synaptics_absinfo_st[][4] = { 1812 { ABS_X, sc->synhw.minimumXCoord, 1813 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1814 { ABS_Y, sc->synhw.minimumYCoord, 1815 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1816 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1817 ABSINFO_END, 1818 }; 1819 const uint16_t synaptics_absinfo_mt[][4] = { 1820 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1821 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1822 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1823 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1824 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1825 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1826 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1827 ABSINFO_END, 1828 }; 1829 struct evdev_dev *evdev_a; 1830 int error, i, guest_model; 1831 1832 evdev_a = evdev_alloc(); 1833 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1834 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1835 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1836 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1837 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1838 1839 evdev_support_event(evdev_a, EV_SYN); 1840 evdev_support_event(evdev_a, EV_KEY); 1841 evdev_support_event(evdev_a, EV_ABS); 1842 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1843 if (sc->synhw.capAdvancedGestures) 1844 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1845 if (sc->synhw.capClickPad) 1846 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1847 if (sc->synhw.capClickPad && sc->synhw.topButtonPad) 1848 evdev_support_prop(evdev_a, INPUT_PROP_TOPBUTTONPAD); 1849 evdev_support_key(evdev_a, BTN_TOUCH); 1850 evdev_support_nfingers(evdev_a, sc->synhw.capReportsV ? 5 : 3); 1851 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1852 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1853 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1854 if (sc->synhw.capPalmDetect) 1855 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 0, 15, 0, 0, 0); 1856 evdev_support_key(evdev_a, BTN_LEFT); 1857 if (!sc->synhw.capClickPad) { 1858 evdev_support_key(evdev_a, BTN_RIGHT); 1859 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1860 evdev_support_key(evdev_a, BTN_MIDDLE); 1861 } 1862 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1863 evdev_support_key(evdev_a, BTN_BACK); 1864 evdev_support_key(evdev_a, BTN_FORWARD); 1865 } 1866 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1867 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1868 evdev_support_key(evdev_a, BTN_0 + i); 1869 1870 error = evdev_register_mtx(evdev_a, &Giant); 1871 if (!error && (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX)) { 1872 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1873 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1874 error = psm_register(dev, guest_model); 1875 } 1876 if (error) 1877 evdev_free(evdev_a); 1878 else 1879 sc->evdev_a = evdev_a; 1880 return (error); 1881 } 1882 1883 static int 1884 psm_register_elantech(device_t dev) 1885 { 1886 struct psm_softc *sc = device_get_softc(dev); 1887 const uint16_t elantech_absinfo[][4] = { 1888 { ABS_X, 0, sc->elanhw.sizex, 1889 sc->elanhw.dpmmx }, 1890 { ABS_Y, 0, sc->elanhw.sizey, 1891 sc->elanhw.dpmmy }, 1892 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1893 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1894 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1895 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1896 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1897 sc->elanhw.dpmmx }, 1898 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1899 sc->elanhw.dpmmy }, 1900 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1901 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1902 sc->elanhw.dptracex, 0 }, 1903 ABSINFO_END, 1904 }; 1905 struct evdev_dev *evdev_a; 1906 int error; 1907 1908 evdev_a = evdev_alloc(); 1909 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1910 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1911 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1912 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1913 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1914 1915 evdev_support_event(evdev_a, EV_SYN); 1916 evdev_support_event(evdev_a, EV_KEY); 1917 evdev_support_event(evdev_a, EV_ABS); 1918 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1919 if (sc->elanhw.issemimt) 1920 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1921 if (sc->elanhw.isclickpad) 1922 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1923 evdev_support_key(evdev_a, BTN_TOUCH); 1924 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1925 evdev_support_key(evdev_a, BTN_LEFT); 1926 if (!sc->elanhw.isclickpad) 1927 evdev_support_key(evdev_a, BTN_RIGHT); 1928 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1929 1930 error = evdev_register_mtx(evdev_a, &Giant); 1931 if (!error && sc->elanhw.hastrackpoint) 1932 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1933 if (error) 1934 evdev_free(evdev_a); 1935 else 1936 sc->evdev_a = evdev_a; 1937 return (error); 1938 } 1939 #endif 1940 1941 static int 1942 psmattach(device_t dev) 1943 { 1944 int unit = device_get_unit(dev); 1945 struct psm_softc *sc = device_get_softc(dev); 1946 int error; 1947 int rid; 1948 1949 /* Setup initial state */ 1950 sc->state = PSM_VALID; 1951 callout_init(&sc->callout, 0); 1952 callout_init(&sc->softcallout, 0); 1953 1954 /* Setup our interrupt handler */ 1955 rid = KBDC_RID_AUX; 1956 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1957 if (sc->intr == NULL) 1958 return (ENXIO); 1959 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1960 &sc->ih); 1961 if (error) { 1962 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1963 return (error); 1964 } 1965 1966 /* Done */ 1967 sc->dev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "psm%d", unit); 1968 sc->dev->si_drv1 = sc; 1969 sc->bdev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "bpsm%d", unit); 1970 sc->bdev->si_drv1 = sc; 1971 1972 #ifdef EVDEV_SUPPORT 1973 switch (sc->hw.model) { 1974 case MOUSE_MODEL_SYNAPTICS: 1975 error = psm_register_synaptics(dev); 1976 break; 1977 1978 case MOUSE_MODEL_ELANTECH: 1979 error = psm_register_elantech(dev); 1980 break; 1981 1982 default: 1983 error = psm_register(dev, sc->hw.model); 1984 } 1985 1986 if (error) 1987 return (error); 1988 #endif 1989 1990 /* Some touchpad devices need full reinitialization after suspend. */ 1991 switch (sc->hw.model) { 1992 case MOUSE_MODEL_SYNAPTICS: 1993 case MOUSE_MODEL_GLIDEPOINT: 1994 case MOUSE_MODEL_VERSAPAD: 1995 case MOUSE_MODEL_ELANTECH: 1996 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 1997 break; 1998 default: 1999 if (sc->synhw.infoMajor >= 4 || sc->tphw > 0) 2000 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2001 break; 2002 } 2003 2004 /* Elantech trackpad`s sync bit differs from touchpad`s one */ 2005 if (sc->hw.model == MOUSE_MODEL_ELANTECH && 2006 (sc->elanhw.hascrc || sc->elanhw.hastrackpoint)) { 2007 sc->config |= PSM_CONFIG_NOCHECKSYNC; 2008 sc->flags &= ~PSM_NEED_SYNCBITS; 2009 } 2010 2011 if (!verbose) 2012 printf("psm%d: model %s, device ID %d\n", 2013 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 2014 else { 2015 printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 2016 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 2017 sc->hw.hwid >> 8, sc->hw.buttons); 2018 printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 2019 unit, sc->config, sc->flags, sc->mode.packetsize); 2020 printf("psm%d: syncmask:%02x, syncbits:%02x%s\n", 2021 unit, sc->mode.syncmask[0], sc->mode.syncmask[1], 2022 sc->config & PSM_CONFIG_NOCHECKSYNC ? " (sync not checked)" : ""); 2023 } 2024 2025 if (bootverbose) 2026 --verbose; 2027 2028 return (0); 2029 } 2030 2031 static int 2032 psmdetach(device_t dev) 2033 { 2034 struct psm_softc *sc; 2035 int rid; 2036 2037 sc = device_get_softc(dev); 2038 if (sc->state & PSM_OPEN) 2039 return (EBUSY); 2040 2041 #ifdef EVDEV_SUPPORT 2042 evdev_free(sc->evdev_r); 2043 evdev_free(sc->evdev_a); 2044 #endif 2045 2046 rid = KBDC_RID_AUX; 2047 bus_teardown_intr(dev, sc->intr, sc->ih); 2048 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2049 2050 destroy_dev(sc->dev); 2051 destroy_dev(sc->bdev); 2052 2053 callout_drain(&sc->callout); 2054 callout_drain(&sc->softcallout); 2055 2056 return (0); 2057 } 2058 2059 #ifdef EVDEV_SUPPORT 2060 static int 2061 psm_ev_open_r(struct evdev_dev *evdev) 2062 { 2063 struct psm_softc *sc = evdev_get_softc(evdev); 2064 int err = 0; 2065 2066 /* Get device data */ 2067 if ((sc->state & PSM_VALID) == 0) { 2068 /* the device is no longer valid/functioning */ 2069 return (ENXIO); 2070 } 2071 2072 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2073 err = psmopen(sc); 2074 2075 if (err == 0) 2076 sc->state |= PSM_EV_OPEN_R; 2077 2078 return (err); 2079 } 2080 2081 static int 2082 psm_ev_close_r(struct evdev_dev *evdev) 2083 { 2084 struct psm_softc *sc = evdev_get_softc(evdev); 2085 int err = 0; 2086 2087 sc->state &= ~PSM_EV_OPEN_R; 2088 2089 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2090 return (0); 2091 2092 if (sc->state & PSM_VALID) 2093 err = psmclose(sc); 2094 2095 return (err); 2096 } 2097 2098 static int 2099 psm_ev_open_a(struct evdev_dev *evdev) 2100 { 2101 struct psm_softc *sc = evdev_get_softc(evdev); 2102 int err = 0; 2103 2104 /* Get device data */ 2105 if ((sc->state & PSM_VALID) == 0) { 2106 /* the device is no longer valid/functioning */ 2107 return (ENXIO); 2108 } 2109 2110 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2111 err = psmopen(sc); 2112 2113 if (err == 0) 2114 sc->state |= PSM_EV_OPEN_A; 2115 2116 return (err); 2117 } 2118 2119 static int 2120 psm_ev_close_a(struct evdev_dev *evdev) 2121 { 2122 struct psm_softc *sc = evdev_get_softc(evdev); 2123 int err = 0; 2124 2125 sc->state &= ~PSM_EV_OPEN_A; 2126 2127 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2128 return (0); 2129 2130 if (sc->state & PSM_VALID) 2131 err = psmclose(sc); 2132 2133 return (err); 2134 } 2135 #endif 2136 2137 static int 2138 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2139 { 2140 struct psm_softc *sc; 2141 int err = 0; 2142 2143 /* Get device data */ 2144 sc = dev->si_drv1; 2145 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2146 /* the device is no longer valid/functioning */ 2147 return (ENXIO); 2148 } 2149 2150 /* Disallow multiple opens */ 2151 if (sc->state & PSM_OPEN) 2152 return (EBUSY); 2153 2154 device_busy(devclass_get_device(psm_devclass, sc->unit)); 2155 2156 #ifdef EVDEV_SUPPORT 2157 /* Already opened by evdev */ 2158 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2159 #endif 2160 err = psmopen(sc); 2161 2162 if (err == 0) 2163 sc->state |= PSM_OPEN; 2164 else 2165 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2166 2167 return (err); 2168 } 2169 2170 static int 2171 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2172 { 2173 struct psm_softc *sc; 2174 int err = 0; 2175 2176 /* Get device data */ 2177 sc = dev->si_drv1; 2178 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2179 /* the device is no longer valid/functioning */ 2180 return (ENXIO); 2181 } 2182 2183 #ifdef EVDEV_SUPPORT 2184 /* Still opened by evdev */ 2185 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2186 #endif 2187 err = psmclose(sc); 2188 2189 if (err == 0) { 2190 sc->state &= ~PSM_OPEN; 2191 /* clean up and sigio requests */ 2192 if (sc->async != NULL) { 2193 funsetown(&sc->async); 2194 sc->async = NULL; 2195 } 2196 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2197 } 2198 2199 return (err); 2200 } 2201 2202 static int 2203 psmopen(struct psm_softc *sc) 2204 { 2205 int command_byte; 2206 int err; 2207 int s; 2208 2209 /* Initialize state */ 2210 sc->mode.level = sc->dflt_mode.level; 2211 sc->mode.protocol = sc->dflt_mode.protocol; 2212 sc->watchdog = FALSE; 2213 sc->async = NULL; 2214 2215 /* flush the event queue */ 2216 sc->queue.count = 0; 2217 sc->queue.head = 0; 2218 sc->queue.tail = 0; 2219 sc->status.flags = 0; 2220 sc->status.button = 0; 2221 sc->status.obutton = 0; 2222 sc->status.dx = 0; 2223 sc->status.dy = 0; 2224 sc->status.dz = 0; 2225 sc->button = 0; 2226 sc->pqueue_start = 0; 2227 sc->pqueue_end = 0; 2228 2229 /* empty input buffer */ 2230 flushpackets(sc); 2231 sc->syncerrors = 0; 2232 sc->pkterrors = 0; 2233 2234 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2235 if (!kbdc_lock(sc->kbdc, TRUE)) 2236 return (EIO); 2237 2238 /* save the current controller command byte */ 2239 s = spltty(); 2240 command_byte = get_controller_command_byte(sc->kbdc); 2241 2242 /* enable the aux port and temporalily disable the keyboard */ 2243 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2244 kbdc_get_device_mask(sc->kbdc), 2245 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2246 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2247 /* CONTROLLER ERROR; do you know how to get out of this? */ 2248 kbdc_lock(sc->kbdc, FALSE); 2249 splx(s); 2250 log(LOG_ERR, 2251 "psm%d: unable to set the command byte (psmopen).\n", 2252 sc->unit); 2253 return (EIO); 2254 } 2255 /* 2256 * Now that the keyboard controller is told not to generate 2257 * the keyboard and mouse interrupts, call `splx()' to allow 2258 * the other tty interrupts. The clock interrupt may also occur, 2259 * but timeout routines will be blocked by the poll flag set 2260 * via `kbdc_lock()' 2261 */ 2262 splx(s); 2263 2264 /* enable the mouse device */ 2265 err = doopen(sc, command_byte); 2266 2267 /* done */ 2268 kbdc_lock(sc->kbdc, FALSE); 2269 return (err); 2270 } 2271 2272 static int 2273 psmclose(struct psm_softc *sc) 2274 { 2275 int stat[3]; 2276 int command_byte; 2277 int s; 2278 2279 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2280 if (!kbdc_lock(sc->kbdc, TRUE)) 2281 return (EIO); 2282 2283 /* save the current controller command byte */ 2284 s = spltty(); 2285 command_byte = get_controller_command_byte(sc->kbdc); 2286 if (command_byte == -1) { 2287 kbdc_lock(sc->kbdc, FALSE); 2288 splx(s); 2289 return (EIO); 2290 } 2291 2292 /* disable the aux interrupt and temporalily disable the keyboard */ 2293 if (!set_controller_command_byte(sc->kbdc, 2294 kbdc_get_device_mask(sc->kbdc), 2295 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2296 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2297 log(LOG_ERR, 2298 "psm%d: failed to disable the aux int (psmclose).\n", 2299 sc->unit); 2300 /* CONTROLLER ERROR; 2301 * NOTE: we shall force our way through. Because the only 2302 * ill effect we shall see is that we may not be able 2303 * to read ACK from the mouse, and it doesn't matter much 2304 * so long as the mouse will accept the DISABLE command. 2305 */ 2306 } 2307 splx(s); 2308 2309 /* stop the watchdog timer */ 2310 callout_stop(&sc->callout); 2311 2312 /* remove anything left in the output buffer */ 2313 empty_aux_buffer(sc->kbdc, 10); 2314 2315 /* disable the aux device, port and interrupt */ 2316 if (sc->state & PSM_VALID) { 2317 if (!disable_aux_dev(sc->kbdc)) { 2318 /* MOUSE ERROR; 2319 * NOTE: we don't return (error) and continue, 2320 * pretending we have successfully disabled the device. 2321 * It's OK because the interrupt routine will discard 2322 * any data from the mouse hereafter. 2323 */ 2324 log(LOG_ERR, 2325 "psm%d: failed to disable the device (psmclose).\n", 2326 sc->unit); 2327 } 2328 2329 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2330 log(LOG_DEBUG, 2331 "psm%d: failed to get status (psmclose).\n", 2332 sc->unit); 2333 } 2334 2335 if (!set_controller_command_byte(sc->kbdc, 2336 kbdc_get_device_mask(sc->kbdc), 2337 (command_byte & KBD_KBD_CONTROL_BITS) | 2338 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2339 /* 2340 * CONTROLLER ERROR; 2341 * we shall ignore this error; see the above comment. 2342 */ 2343 log(LOG_ERR, 2344 "psm%d: failed to disable the aux port (psmclose).\n", 2345 sc->unit); 2346 } 2347 2348 /* remove anything left in the output buffer */ 2349 empty_aux_buffer(sc->kbdc, 10); 2350 2351 /* close is almost always successful */ 2352 kbdc_lock(sc->kbdc, FALSE); 2353 return (0); 2354 } 2355 2356 static int 2357 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2358 u_char *buf) 2359 { 2360 static u_char butmapps2[8] = { 2361 0, 2362 MOUSE_PS2_BUTTON1DOWN, 2363 MOUSE_PS2_BUTTON2DOWN, 2364 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2365 MOUSE_PS2_BUTTON3DOWN, 2366 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2367 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2368 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2369 MOUSE_PS2_BUTTON3DOWN, 2370 }; 2371 static u_char butmapmsc[8] = { 2372 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2373 MOUSE_MSC_BUTTON3UP, 2374 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2375 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2376 MOUSE_MSC_BUTTON3UP, 2377 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2378 MOUSE_MSC_BUTTON2UP, 2379 MOUSE_MSC_BUTTON1UP, 2380 0, 2381 }; 2382 int mapped; 2383 int i; 2384 2385 if (sc->mode.level == PSM_LEVEL_BASE) { 2386 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2387 if (status->button & MOUSE_BUTTON4DOWN) 2388 mapped |= MOUSE_BUTTON1DOWN; 2389 status->button = mapped; 2390 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2391 i = imax(imin(status->dx, 255), -256); 2392 if (i < 0) 2393 buf[0] |= MOUSE_PS2_XNEG; 2394 buf[1] = i; 2395 i = imax(imin(status->dy, 255), -256); 2396 if (i < 0) 2397 buf[0] |= MOUSE_PS2_YNEG; 2398 buf[2] = i; 2399 return (MOUSE_PS2_PACKETSIZE); 2400 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2401 buf[0] = MOUSE_MSC_SYNC | 2402 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2403 i = imax(imin(status->dx, 255), -256); 2404 buf[1] = i >> 1; 2405 buf[3] = i - buf[1]; 2406 i = imax(imin(status->dy, 255), -256); 2407 buf[2] = i >> 1; 2408 buf[4] = i - buf[2]; 2409 i = imax(imin(status->dz, 127), -128); 2410 buf[5] = (i >> 1) & 0x7f; 2411 buf[6] = (i - (i >> 1)) & 0x7f; 2412 buf[7] = (~status->button >> 3) & 0x7f; 2413 return (MOUSE_SYS_PACKETSIZE); 2414 } 2415 return (pb->inputbytes); 2416 } 2417 2418 static int 2419 psmread(struct cdev *dev, struct uio *uio, int flag) 2420 { 2421 struct psm_softc *sc = dev->si_drv1; 2422 u_char buf[PSM_SMALLBUFSIZE]; 2423 int error = 0; 2424 int s; 2425 int l; 2426 2427 if ((sc->state & PSM_VALID) == 0) 2428 return (EIO); 2429 2430 /* block until mouse activity occurred */ 2431 s = spltty(); 2432 while (sc->queue.count <= 0) { 2433 if (dev != sc->bdev) { 2434 splx(s); 2435 return (EWOULDBLOCK); 2436 } 2437 sc->state |= PSM_ASLP; 2438 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2439 sc->state &= ~PSM_ASLP; 2440 if (error) { 2441 splx(s); 2442 return (error); 2443 } else if ((sc->state & PSM_VALID) == 0) { 2444 /* the device disappeared! */ 2445 splx(s); 2446 return (EIO); 2447 } 2448 } 2449 splx(s); 2450 2451 /* copy data to the user land */ 2452 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2453 s = spltty(); 2454 l = imin(sc->queue.count, uio->uio_resid); 2455 if (l > sizeof(buf)) 2456 l = sizeof(buf); 2457 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2458 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2459 sizeof(sc->queue.buf) - sc->queue.head); 2460 bcopy(&sc->queue.buf[0], 2461 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2462 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2463 } else 2464 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2465 sc->queue.count -= l; 2466 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2467 splx(s); 2468 error = uiomove(buf, l, uio); 2469 if (error) 2470 break; 2471 } 2472 2473 return (error); 2474 } 2475 2476 static int 2477 block_mouse_data(struct psm_softc *sc, int *c) 2478 { 2479 int s; 2480 2481 if (!kbdc_lock(sc->kbdc, TRUE)) 2482 return (EIO); 2483 2484 s = spltty(); 2485 *c = get_controller_command_byte(sc->kbdc); 2486 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2487 kbdc_get_device_mask(sc->kbdc), 2488 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2489 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2490 /* this is CONTROLLER ERROR */ 2491 splx(s); 2492 kbdc_lock(sc->kbdc, FALSE); 2493 return (EIO); 2494 } 2495 2496 /* 2497 * The device may be in the middle of status data transmission. 2498 * The transmission will be interrupted, thus, incomplete status 2499 * data must be discarded. Although the aux interrupt is disabled 2500 * at the keyboard controller level, at most one aux interrupt 2501 * may have already been pending and a data byte is in the 2502 * output buffer; throw it away. Note that the second argument 2503 * to `empty_aux_buffer()' is zero, so that the call will just 2504 * flush the internal queue. 2505 * `psmintr()' will be invoked after `splx()' if an interrupt is 2506 * pending; it will see no data and returns immediately. 2507 */ 2508 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2509 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2510 flushpackets(sc); 2511 splx(s); 2512 2513 return (0); 2514 } 2515 2516 static void 2517 dropqueue(struct psm_softc *sc) 2518 { 2519 2520 sc->queue.count = 0; 2521 sc->queue.head = 0; 2522 sc->queue.tail = 0; 2523 if ((sc->state & PSM_SOFTARMED) != 0) { 2524 sc->state &= ~PSM_SOFTARMED; 2525 callout_stop(&sc->softcallout); 2526 } 2527 sc->pqueue_start = sc->pqueue_end; 2528 } 2529 2530 static void 2531 flushpackets(struct psm_softc *sc) 2532 { 2533 2534 dropqueue(sc); 2535 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2536 } 2537 2538 static int 2539 unblock_mouse_data(struct psm_softc *sc, int c) 2540 { 2541 int error = 0; 2542 2543 /* 2544 * We may have seen a part of status data during `set_mouse_XXX()'. 2545 * they have been queued; flush it. 2546 */ 2547 empty_aux_buffer(sc->kbdc, 0); 2548 2549 /* restore ports and interrupt */ 2550 if (!set_controller_command_byte(sc->kbdc, 2551 kbdc_get_device_mask(sc->kbdc), 2552 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2553 /* 2554 * CONTROLLER ERROR; this is serious, we may have 2555 * been left with the inaccessible keyboard and 2556 * the disabled mouse interrupt. 2557 */ 2558 error = EIO; 2559 } 2560 2561 kbdc_lock(sc->kbdc, FALSE); 2562 return (error); 2563 } 2564 2565 static int 2566 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2567 { 2568 struct psm_softc *sc = dev->si_drv1; 2569 u_char buf[PSM_SMALLBUFSIZE]; 2570 int error = 0, i, l; 2571 2572 if ((sc->state & PSM_VALID) == 0) 2573 return (EIO); 2574 2575 if (sc->mode.level < PSM_LEVEL_NATIVE) 2576 return (ENODEV); 2577 2578 /* copy data from the user land */ 2579 while (uio->uio_resid > 0) { 2580 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2581 error = uiomove(buf, l, uio); 2582 if (error) 2583 break; 2584 for (i = 0; i < l; i++) { 2585 VLOG(4, (LOG_DEBUG, "psm: cmd 0x%x\n", buf[i])); 2586 if (!write_aux_command(sc->kbdc, buf[i])) { 2587 VLOG(2, (LOG_DEBUG, 2588 "psm: cmd 0x%x failed.\n", buf[i])); 2589 return (reinitialize(sc, FALSE)); 2590 } 2591 } 2592 } 2593 2594 return (error); 2595 } 2596 2597 static int 2598 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2599 struct thread *td) 2600 { 2601 struct psm_softc *sc = dev->si_drv1; 2602 mousemode_t mode; 2603 mousestatus_t status; 2604 mousedata_t *data; 2605 int stat[3]; 2606 int command_byte; 2607 int error = 0; 2608 int s; 2609 2610 /* Perform IOCTL command */ 2611 switch (cmd) { 2612 2613 case OLD_MOUSE_GETHWINFO: 2614 s = spltty(); 2615 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2616 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2617 ((old_mousehw_t *)addr)->type = sc->hw.type; 2618 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2619 splx(s); 2620 break; 2621 2622 case MOUSE_GETHWINFO: 2623 s = spltty(); 2624 *(mousehw_t *)addr = sc->hw; 2625 if (sc->mode.level == PSM_LEVEL_BASE) 2626 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2627 splx(s); 2628 break; 2629 2630 case MOUSE_SYN_GETHWINFO: 2631 s = spltty(); 2632 if (sc->synhw.infoMajor >= 4) 2633 *(synapticshw_t *)addr = sc->synhw; 2634 else 2635 error = EINVAL; 2636 splx(s); 2637 break; 2638 2639 case OLD_MOUSE_GETMODE: 2640 s = spltty(); 2641 switch (sc->mode.level) { 2642 case PSM_LEVEL_BASE: 2643 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2644 break; 2645 case PSM_LEVEL_STANDARD: 2646 ((old_mousemode_t *)addr)->protocol = 2647 MOUSE_PROTO_SYSMOUSE; 2648 break; 2649 case PSM_LEVEL_NATIVE: 2650 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2651 break; 2652 } 2653 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2654 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2655 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2656 splx(s); 2657 break; 2658 2659 case MOUSE_GETMODE: 2660 s = spltty(); 2661 *(mousemode_t *)addr = sc->mode; 2662 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2663 ((mousemode_t *)addr)->syncmask[0] = 0; 2664 ((mousemode_t *)addr)->syncmask[1] = 0; 2665 } 2666 ((mousemode_t *)addr)->resolution = 2667 MOUSE_RES_LOW - sc->mode.resolution; 2668 switch (sc->mode.level) { 2669 case PSM_LEVEL_BASE: 2670 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2671 ((mousemode_t *)addr)->packetsize = 2672 MOUSE_PS2_PACKETSIZE; 2673 break; 2674 case PSM_LEVEL_STANDARD: 2675 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2676 ((mousemode_t *)addr)->packetsize = 2677 MOUSE_SYS_PACKETSIZE; 2678 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2679 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2680 break; 2681 case PSM_LEVEL_NATIVE: 2682 /* FIXME: this isn't quite correct... XXX */ 2683 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2684 break; 2685 } 2686 splx(s); 2687 break; 2688 2689 case OLD_MOUSE_SETMODE: 2690 case MOUSE_SETMODE: 2691 if (cmd == OLD_MOUSE_SETMODE) { 2692 mode.rate = ((old_mousemode_t *)addr)->rate; 2693 /* 2694 * resolution old I/F new I/F 2695 * default 0 0 2696 * low 1 -2 2697 * medium low 2 -3 2698 * medium high 3 -4 2699 * high 4 -5 2700 */ 2701 if (((old_mousemode_t *)addr)->resolution > 0) 2702 mode.resolution = 2703 -((old_mousemode_t *)addr)->resolution - 1; 2704 else 2705 mode.resolution = 0; 2706 mode.accelfactor = 2707 ((old_mousemode_t *)addr)->accelfactor; 2708 mode.level = -1; 2709 } else 2710 mode = *(mousemode_t *)addr; 2711 2712 /* adjust and validate parameters. */ 2713 if (mode.rate > UCHAR_MAX) 2714 return (EINVAL); 2715 if (mode.rate == 0) 2716 mode.rate = sc->dflt_mode.rate; 2717 else if (mode.rate == -1) 2718 /* don't change the current setting */ 2719 ; 2720 else if (mode.rate < 0) 2721 return (EINVAL); 2722 if (mode.resolution >= UCHAR_MAX) 2723 return (EINVAL); 2724 if (mode.resolution >= 200) 2725 mode.resolution = MOUSE_RES_HIGH; 2726 else if (mode.resolution >= 100) 2727 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2728 else if (mode.resolution >= 50) 2729 mode.resolution = MOUSE_RES_MEDIUMLOW; 2730 else if (mode.resolution > 0) 2731 mode.resolution = MOUSE_RES_LOW; 2732 if (mode.resolution == MOUSE_RES_DEFAULT) 2733 mode.resolution = sc->dflt_mode.resolution; 2734 else if (mode.resolution == -1) 2735 /* don't change the current setting */ 2736 ; 2737 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2738 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2739 if (mode.level == -1) 2740 /* don't change the current setting */ 2741 mode.level = sc->mode.level; 2742 else if ((mode.level < PSM_LEVEL_MIN) || 2743 (mode.level > PSM_LEVEL_MAX)) 2744 return (EINVAL); 2745 if (mode.accelfactor == -1) 2746 /* don't change the current setting */ 2747 mode.accelfactor = sc->mode.accelfactor; 2748 else if (mode.accelfactor < 0) 2749 return (EINVAL); 2750 2751 /* don't allow anybody to poll the keyboard controller */ 2752 error = block_mouse_data(sc, &command_byte); 2753 if (error) 2754 return (error); 2755 2756 /* set mouse parameters */ 2757 if (mode.rate > 0) 2758 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2759 mode.rate); 2760 if (mode.resolution >= 0) 2761 mode.resolution = 2762 set_mouse_resolution(sc->kbdc, mode.resolution); 2763 set_mouse_scaling(sc->kbdc, 1); 2764 get_mouse_status(sc->kbdc, stat, 0, 3); 2765 2766 s = spltty(); 2767 sc->mode.rate = mode.rate; 2768 sc->mode.resolution = mode.resolution; 2769 sc->mode.accelfactor = mode.accelfactor; 2770 sc->mode.level = mode.level; 2771 splx(s); 2772 2773 unblock_mouse_data(sc, command_byte); 2774 break; 2775 2776 case MOUSE_GETLEVEL: 2777 *(int *)addr = sc->mode.level; 2778 break; 2779 2780 case MOUSE_SETLEVEL: 2781 if ((*(int *)addr < PSM_LEVEL_MIN) || 2782 (*(int *)addr > PSM_LEVEL_MAX)) 2783 return (EINVAL); 2784 sc->mode.level = *(int *)addr; 2785 break; 2786 2787 case MOUSE_GETSTATUS: 2788 s = spltty(); 2789 status = sc->status; 2790 sc->status.flags = 0; 2791 sc->status.obutton = sc->status.button; 2792 sc->status.button = 0; 2793 sc->status.dx = 0; 2794 sc->status.dy = 0; 2795 sc->status.dz = 0; 2796 splx(s); 2797 *(mousestatus_t *)addr = status; 2798 break; 2799 2800 case MOUSE_READSTATE: 2801 case MOUSE_READDATA: 2802 data = (mousedata_t *)addr; 2803 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2804 return (EINVAL); 2805 2806 error = block_mouse_data(sc, &command_byte); 2807 if (error) 2808 return (error); 2809 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2810 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2811 error = EIO; 2812 unblock_mouse_data(sc, command_byte); 2813 break; 2814 2815 #if (defined(MOUSE_SETRESOLUTION)) 2816 case MOUSE_SETRESOLUTION: 2817 mode.resolution = *(int *)addr; 2818 if (mode.resolution >= UCHAR_MAX) 2819 return (EINVAL); 2820 else if (mode.resolution >= 200) 2821 mode.resolution = MOUSE_RES_HIGH; 2822 else if (mode.resolution >= 100) 2823 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2824 else if (mode.resolution >= 50) 2825 mode.resolution = MOUSE_RES_MEDIUMLOW; 2826 else if (mode.resolution > 0) 2827 mode.resolution = MOUSE_RES_LOW; 2828 if (mode.resolution == MOUSE_RES_DEFAULT) 2829 mode.resolution = sc->dflt_mode.resolution; 2830 else if (mode.resolution == -1) 2831 mode.resolution = sc->mode.resolution; 2832 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2833 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2834 2835 error = block_mouse_data(sc, &command_byte); 2836 if (error) 2837 return (error); 2838 sc->mode.resolution = 2839 set_mouse_resolution(sc->kbdc, mode.resolution); 2840 if (sc->mode.resolution != mode.resolution) 2841 error = EIO; 2842 unblock_mouse_data(sc, command_byte); 2843 break; 2844 #endif /* MOUSE_SETRESOLUTION */ 2845 2846 #if (defined(MOUSE_SETRATE)) 2847 case MOUSE_SETRATE: 2848 mode.rate = *(int *)addr; 2849 if (mode.rate > UCHAR_MAX) 2850 return (EINVAL); 2851 if (mode.rate == 0) 2852 mode.rate = sc->dflt_mode.rate; 2853 else if (mode.rate < 0) 2854 mode.rate = sc->mode.rate; 2855 2856 error = block_mouse_data(sc, &command_byte); 2857 if (error) 2858 return (error); 2859 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2860 if (sc->mode.rate != mode.rate) 2861 error = EIO; 2862 unblock_mouse_data(sc, command_byte); 2863 break; 2864 #endif /* MOUSE_SETRATE */ 2865 2866 #if (defined(MOUSE_SETSCALING)) 2867 case MOUSE_SETSCALING: 2868 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2869 return (EINVAL); 2870 2871 error = block_mouse_data(sc, &command_byte); 2872 if (error) 2873 return (error); 2874 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2875 error = EIO; 2876 unblock_mouse_data(sc, command_byte); 2877 break; 2878 #endif /* MOUSE_SETSCALING */ 2879 2880 #if (defined(MOUSE_GETHWID)) 2881 case MOUSE_GETHWID: 2882 error = block_mouse_data(sc, &command_byte); 2883 if (error) 2884 return (error); 2885 sc->hw.hwid &= ~0x00ff; 2886 sc->hw.hwid |= get_aux_id(sc->kbdc); 2887 *(int *)addr = sc->hw.hwid & 0x00ff; 2888 unblock_mouse_data(sc, command_byte); 2889 break; 2890 #endif /* MOUSE_GETHWID */ 2891 2892 case FIONBIO: 2893 case FIOASYNC: 2894 break; 2895 case FIOSETOWN: 2896 error = fsetown(*(int *)addr, &sc->async); 2897 break; 2898 case FIOGETOWN: 2899 *(int *) addr = fgetown(&sc->async); 2900 break; 2901 default: 2902 return (ENOTTY); 2903 } 2904 2905 return (error); 2906 } 2907 2908 static void 2909 psmtimeout(void *arg) 2910 { 2911 struct psm_softc *sc; 2912 int s; 2913 2914 sc = (struct psm_softc *)arg; 2915 s = spltty(); 2916 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2917 VLOG(6, (LOG_DEBUG, "psm%d: lost interrupt?\n", sc->unit)); 2918 psmintr(sc); 2919 kbdc_lock(sc->kbdc, FALSE); 2920 } 2921 sc->watchdog = TRUE; 2922 splx(s); 2923 callout_reset(&sc->callout, hz, psmtimeout, sc); 2924 } 2925 2926 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2927 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2928 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2929 2930 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2931 "Verbosity level"); 2932 2933 static int psmhz = 20; 2934 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2935 "Frequency of the softcallout (in hz)"); 2936 static int psmerrsecs = 2; 2937 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2938 "Number of seconds during which packets will dropped after a sync error"); 2939 static int psmerrusecs = 0; 2940 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2941 "Microseconds to add to psmerrsecs"); 2942 static int psmsecs = 0; 2943 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2944 "Max number of seconds between soft interrupts"); 2945 static int psmusecs = 500000; 2946 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2947 "Microseconds to add to psmsecs"); 2948 static int pkterrthresh = 2; 2949 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2950 "Number of error packets allowed before reinitializing the mouse"); 2951 2952 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2953 "Enable tap and drag gestures"); 2954 static int tap_threshold = PSM_TAP_THRESHOLD; 2955 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2956 "Button tap threshold"); 2957 static int tap_timeout = PSM_TAP_TIMEOUT; 2958 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2959 "Tap timeout for touchpads"); 2960 2961 /* Tunables */ 2962 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2963 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2964 2965 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2966 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2967 2968 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2969 &elantech_support, 0, "Enable support for Elantech touchpads"); 2970 2971 static void 2972 psmintr(void *arg) 2973 { 2974 struct psm_softc *sc = arg; 2975 struct timeval now; 2976 int c; 2977 packetbuf_t *pb; 2978 2979 if (aux_mux_is_enabled(sc->kbdc)) 2980 VLOG(2, (LOG_DEBUG, "psmintr: active multiplexing mode is not " 2981 "supported!\n")); 2982 2983 /* read until there is nothing to read */ 2984 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 2985 pb = &sc->pqueue[sc->pqueue_end]; 2986 2987 /* discard the byte if the device is not open */ 2988 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2989 continue; 2990 2991 getmicrouptime(&now); 2992 if ((pb->inputbytes > 0) && 2993 timevalcmp(&now, &sc->inputtimeout, >)) { 2994 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 2995 "resetting byte count\n")); 2996 pb->inputbytes = 0; 2997 sc->syncerrors = 0; 2998 sc->pkterrors = 0; 2999 } 3000 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 3001 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 3002 timevaladd(&sc->inputtimeout, &now); 3003 3004 pb->ipacket[pb->inputbytes++] = c; 3005 3006 if (sc->mode.level == PSM_LEVEL_NATIVE) { 3007 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 3008 sc->syncerrors = 0; 3009 sc->pkterrors = 0; 3010 goto next; 3011 } else { 3012 if (pb->inputbytes < sc->mode.packetsize) 3013 continue; 3014 3015 VLOG(4, (LOG_DEBUG, 3016 "psmintr: %02x %02x %02x %02x %02x %02x\n", 3017 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3018 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3019 } 3020 3021 c = pb->ipacket[0]; 3022 3023 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 3024 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 3025 sc->flags &= ~PSM_NEED_SYNCBITS; 3026 VLOG(2, (LOG_DEBUG, 3027 "psmintr: Sync bytes now %04x,%04x\n", 3028 sc->mode.syncmask[0], sc->mode.syncmask[1])); 3029 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 3030 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 3031 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 3032 "(%04x != %04x) %d cmds since last error.\n", 3033 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 3034 sc->cmdcount - sc->lasterr)); 3035 sc->lasterr = sc->cmdcount; 3036 /* 3037 * The sync byte test is a weak measure of packet 3038 * validity. Conservatively discard any input yet 3039 * to be seen by userland when we detect a sync 3040 * error since there is a good chance some of 3041 * the queued packets have undetected errors. 3042 */ 3043 dropqueue(sc); 3044 if (sc->syncerrors == 0) 3045 sc->pkterrors++; 3046 ++sc->syncerrors; 3047 sc->lastinputerr = now; 3048 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3049 sc->pkterrors >= pkterrthresh) { 3050 /* 3051 * If we've failed to find a single sync byte 3052 * in 2 packets worth of data, or we've seen 3053 * persistent packet errors during the 3054 * validation period, reinitialize the mouse 3055 * in hopes of returning it to the expected 3056 * mode. 3057 */ 3058 VLOG(3, (LOG_DEBUG, 3059 "psmintr: reset the mouse.\n")); 3060 reinitialize(sc, TRUE); 3061 } else if (sc->syncerrors == sc->mode.packetsize) { 3062 /* 3063 * Try a soft reset after searching for a sync 3064 * byte through a packet length of bytes. 3065 */ 3066 VLOG(3, (LOG_DEBUG, 3067 "psmintr: re-enable the mouse.\n")); 3068 pb->inputbytes = 0; 3069 disable_aux_dev(sc->kbdc); 3070 enable_aux_dev(sc->kbdc); 3071 } else { 3072 VLOG(3, (LOG_DEBUG, 3073 "psmintr: discard a byte (%d)\n", 3074 sc->syncerrors)); 3075 pb->inputbytes--; 3076 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3077 pb->inputbytes); 3078 } 3079 continue; 3080 } 3081 3082 /* 3083 * We have what appears to be a valid packet. 3084 * Reset the error counters. 3085 */ 3086 sc->syncerrors = 0; 3087 3088 /* 3089 * Drop even good packets if they occur within a timeout 3090 * period of a sync error. This allows the detection of 3091 * a change in the mouse's packet mode without exposing 3092 * erratic mouse behavior to the user. Some KVMs forget 3093 * enhanced mouse modes during switch events. 3094 */ 3095 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3096 &now)) { 3097 pb->inputbytes = 0; 3098 continue; 3099 } 3100 3101 /* 3102 * Now that we're out of the validation period, reset 3103 * the packet error count. 3104 */ 3105 sc->pkterrors = 0; 3106 3107 sc->cmdcount++; 3108 next: 3109 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3110 sc->pqueue_end = 0; 3111 /* 3112 * If we've filled the queue then call the softintr ourselves, 3113 * otherwise schedule the interrupt for later. 3114 */ 3115 if (!timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3116 (sc->pqueue_end == sc->pqueue_start)) { 3117 if ((sc->state & PSM_SOFTARMED) != 0) { 3118 sc->state &= ~PSM_SOFTARMED; 3119 callout_stop(&sc->softcallout); 3120 } 3121 psmsoftintr(arg); 3122 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3123 sc->state |= PSM_SOFTARMED; 3124 callout_reset(&sc->softcallout, 3125 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3126 } 3127 } 3128 } 3129 3130 static void 3131 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3132 int *x, int *y, int *z) 3133 { 3134 3135 /* 3136 * PS2++ protocol packet 3137 * 3138 * b7 b6 b5 b4 b3 b2 b1 b0 3139 * byte 1: * 1 p3 p2 1 * * * 3140 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3141 * 3142 * p3-p0: packet type 3143 * c1, c2: c1 & c2 == 1, if p2 == 0 3144 * c1 & c2 == 0, if p2 == 1 3145 * 3146 * packet type: 0 (device type) 3147 * See comments in enable_mmanplus() below. 3148 * 3149 * packet type: 1 (wheel data) 3150 * 3151 * b7 b6 b5 b4 b3 b2 b1 b0 3152 * byte 3: h * B5 B4 s d2 d1 d0 3153 * 3154 * h: 1, if horizontal roller data 3155 * 0, if vertical roller data 3156 * B4, B5: button 4 and 5 3157 * s: sign bit 3158 * d2-d0: roller data 3159 * 3160 * packet type: 2 (reserved) 3161 */ 3162 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3163 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3164 /* 3165 * the extended data packet encodes button 3166 * and wheel events 3167 */ 3168 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3169 case 1: 3170 /* wheel data packet */ 3171 *x = *y = 0; 3172 if (pb->ipacket[2] & 0x80) { 3173 /* XXX horizontal roller count - ignore it */ 3174 ; 3175 } else { 3176 /* vertical roller count */ 3177 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3178 (pb->ipacket[2] & 0x0f) - 16 : 3179 (pb->ipacket[2] & 0x0f); 3180 } 3181 ms->button |= (pb->ipacket[2] & 3182 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3183 MOUSE_BUTTON4DOWN : 0; 3184 ms->button |= (pb->ipacket[2] & 3185 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3186 MOUSE_BUTTON5DOWN : 0; 3187 break; 3188 case 2: 3189 /* 3190 * this packet type is reserved by 3191 * Logitech... 3192 */ 3193 /* 3194 * IBM ScrollPoint Mouse uses this 3195 * packet type to encode both vertical 3196 * and horizontal scroll movement. 3197 */ 3198 *x = *y = 0; 3199 /* horizontal count */ 3200 if (pb->ipacket[2] & 0x0f) 3201 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3202 -2 : 2; 3203 /* vertical count */ 3204 if (pb->ipacket[2] & 0xf0) 3205 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3206 -1 : 1; 3207 break; 3208 case 0: 3209 /* device type packet - shouldn't happen */ 3210 /* FALLTHROUGH */ 3211 default: 3212 *x = *y = 0; 3213 ms->button = ms->obutton; 3214 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3215 "type %d: 0x%02x 0x%02x 0x%02x\n", 3216 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3217 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3218 break; 3219 } 3220 } else { 3221 /* preserve button states */ 3222 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3223 } 3224 } 3225 3226 static int 3227 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3228 int *x, int *y, int *z) 3229 { 3230 static int touchpad_buttons; 3231 static int guest_buttons; 3232 static int ew_finger_count; 3233 static finger_t f[PSM_FINGERS]; 3234 int w, id, nfingers, palm, ewcode, extended_buttons, clickpad_pressed; 3235 3236 extended_buttons = 0; 3237 3238 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3239 * 3240 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3241 * ------------------------------------------------ 3242 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3243 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3244 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3245 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3246 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3247 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3248 * 3249 * Legend: 3250 * L: left physical mouse button 3251 * R: right physical mouse button 3252 * D: down button 3253 * U: up button 3254 * W: "wrist" value 3255 * X: x position 3256 * Y: y position 3257 * Z: pressure 3258 * 3259 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3260 * 3261 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3262 * ------------------------------------------------------ 3263 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3264 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3265 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3266 * 3267 * Legend: 3268 * M: Middle physical mouse button 3269 * E: Extended mouse buttons reported instead of low bits of X and Y 3270 * b1-b8: Extended mouse buttons 3271 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3272 * 4 and 5, for reading X and Y value they should be zeroed. 3273 * 3274 * Absolute reportable limits: 0 - 6143. 3275 * Typical bezel limits: 1472 - 5472. 3276 * Typical edge marings: 1632 - 5312. 3277 * 3278 * w = 3 Passthrough Packet 3279 * 3280 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3281 */ 3282 3283 if (!synaptics_support) 3284 return (0); 3285 3286 /* Sanity check for out of sync packets. */ 3287 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3288 (pb->ipacket[3] & 0xc8) != 0xc0) 3289 return (-1); 3290 3291 *x = *y = 0; 3292 ms->button = ms->obutton; 3293 3294 /* 3295 * Pressure value. 3296 * Interpretation: 3297 * z = 0 No finger contact 3298 * z = 10 Finger hovering near the pad 3299 * z = 30 Very light finger contact 3300 * z = 80 Normal finger contact 3301 * z = 110 Very heavy finger contact 3302 * z = 200 Finger lying flat on pad surface 3303 * z = 255 Maximum reportable Z 3304 */ 3305 *z = pb->ipacket[2]; 3306 3307 /* 3308 * Finger width value 3309 * Interpretation: 3310 * w = 0 Two finger on the pad (capMultiFinger needed) 3311 * w = 1 Three or more fingers (capMultiFinger needed) 3312 * w = 2 Pen (instead of finger) (capPen needed) 3313 * w = 3 Reserved (passthrough?) 3314 * w = 4-7 Finger of normal width (capPalmDetect needed) 3315 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3316 * w = 15 Maximum reportable width (capPalmDetect needed) 3317 */ 3318 /* XXX Is checking capExtended enough? */ 3319 if (sc->synhw.capExtended) 3320 w = ((pb->ipacket[0] & 0x30) >> 2) | 3321 ((pb->ipacket[0] & 0x04) >> 1) | 3322 ((pb->ipacket[3] & 0x04) >> 2); 3323 else { 3324 /* Assume a finger of regular width. */ 3325 w = 4; 3326 } 3327 3328 switch (w) { 3329 case 3: 3330 /* 3331 * Handle packets from the guest device. See: 3332 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3333 */ 3334 if (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX) { 3335 *x = ((pb->ipacket[1] & 0x10) ? 3336 pb->ipacket[4] - 256 : pb->ipacket[4]); 3337 *y = ((pb->ipacket[1] & 0x20) ? 3338 pb->ipacket[5] - 256 : pb->ipacket[5]); 3339 *z = 0; 3340 3341 guest_buttons = 0; 3342 if (pb->ipacket[1] & 0x01) 3343 guest_buttons |= MOUSE_BUTTON1DOWN; 3344 if (pb->ipacket[1] & 0x04) 3345 guest_buttons |= MOUSE_BUTTON2DOWN; 3346 if (pb->ipacket[1] & 0x02) 3347 guest_buttons |= MOUSE_BUTTON3DOWN; 3348 #ifdef EVDEV_SUPPORT 3349 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3350 evdev_push_rel(sc->evdev_r, REL_X, *x); 3351 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3352 evdev_push_mouse_btn(sc->evdev_r, 3353 guest_buttons); 3354 evdev_sync(sc->evdev_r); 3355 } 3356 #endif 3357 ms->button = touchpad_buttons | guest_buttons | 3358 sc->extended_buttons; 3359 } 3360 goto SYNAPTICS_END; 3361 3362 case 2: 3363 /* Handle Extended W mode packets */ 3364 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3365 #if PSM_FINGERS > 1 3366 switch (ewcode) { 3367 case 1: 3368 /* Secondary finger */ 3369 if (sc->synhw.capAdvancedGestures) 3370 f[1] = (finger_t) { 3371 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3372 pb->ipacket[1]) << 1, 3373 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3374 pb->ipacket[2]) << 1, 3375 .p = ((pb->ipacket[3] & 0x30) | 3376 (pb->ipacket[5] & 0x0f)) << 1, 3377 .w = PSM_FINGER_DEFAULT_W, 3378 .flags = PSM_FINGER_FUZZY, 3379 }; 3380 else if (sc->synhw.capReportsV) 3381 f[1] = (finger_t) { 3382 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3383 (pb->ipacket[1] & 0xfe)) << 1, 3384 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3385 (pb->ipacket[2] & 0xfe)) << 1, 3386 .p = ((pb->ipacket[3] & 0x30) | 3387 (pb->ipacket[5] & 0x0e)) << 1, 3388 .w = (((pb->ipacket[5] & 0x01) << 2) | 3389 ((pb->ipacket[2] & 0x01) << 1) | 3390 (pb->ipacket[1] & 0x01)) + 8, 3391 .flags = PSM_FINGER_FUZZY, 3392 }; 3393 break; 3394 case 2: 3395 ew_finger_count = pb->ipacket[1] & 0x0f; 3396 default: 3397 break; 3398 } 3399 #endif 3400 goto SYNAPTICS_END; 3401 3402 case 1: 3403 if (sc->synhw.capReportsV && ew_finger_count > 3) { 3404 nfingers = ew_finger_count; 3405 break; 3406 } 3407 /* FALLTHROUGH */ 3408 case 0: 3409 nfingers = w + 2; 3410 break; 3411 3412 default: 3413 nfingers = 1; 3414 } 3415 3416 if (sc->syninfo.touchpad_off) 3417 goto SYNAPTICS_END; 3418 3419 /* Button presses */ 3420 touchpad_buttons = 0; 3421 if (pb->ipacket[0] & 0x01) 3422 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3423 if (pb->ipacket[0] & 0x02) 3424 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3425 3426 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3427 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3428 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3429 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3430 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3431 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3432 !sc->synhw.capClickPad) { 3433 /* Middle Button */ 3434 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3435 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3436 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3437 /* Extended Buttons */ 3438 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3439 if (sc->syninfo.directional_scrolls) { 3440 if (pb->ipacket[4] & 0x01) 3441 extended_buttons |= MOUSE_BUTTON4DOWN; 3442 if (pb->ipacket[5] & 0x01) 3443 extended_buttons |= MOUSE_BUTTON5DOWN; 3444 if (pb->ipacket[4] & 0x02) 3445 extended_buttons |= MOUSE_BUTTON6DOWN; 3446 if (pb->ipacket[5] & 0x02) 3447 extended_buttons |= MOUSE_BUTTON7DOWN; 3448 } else { 3449 if (pb->ipacket[4] & 0x01) 3450 extended_buttons |= MOUSE_BUTTON1DOWN; 3451 if (pb->ipacket[5] & 0x01) 3452 extended_buttons |= MOUSE_BUTTON3DOWN; 3453 if (pb->ipacket[4] & 0x02) 3454 extended_buttons |= MOUSE_BUTTON2DOWN; 3455 sc->extended_buttons = extended_buttons; 3456 } 3457 3458 /* 3459 * Zero out bits used by extended buttons to avoid 3460 * misinterpretation of the data absolute position. 3461 * 3462 * The bits represented by 3463 * 3464 * (nExtendedButtons + 1) >> 1 3465 * 3466 * will be masked out in both bytes. 3467 * The mask for n bits is computed with the formula 3468 * 3469 * (1 << n) - 1 3470 */ 3471 int maskedbits = 0; 3472 int mask = 0; 3473 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3474 mask = (1 << maskedbits) - 1; 3475 #ifdef EVDEV_SUPPORT 3476 int i; 3477 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3478 if (sc->synhw.capPassthrough) { 3479 evdev_push_mouse_btn(sc->evdev_r, 3480 extended_buttons); 3481 evdev_sync(sc->evdev_r); 3482 } 3483 for (i = 0; i < maskedbits; i++) { 3484 evdev_push_key(sc->evdev_a, 3485 BTN_0 + i * 2, 3486 pb->ipacket[4] & (1 << i)); 3487 evdev_push_key(sc->evdev_a, 3488 BTN_0 + i * 2 + 1, 3489 pb->ipacket[5] & (1 << i)); 3490 } 3491 } 3492 #endif 3493 pb->ipacket[4] &= ~(mask); 3494 pb->ipacket[5] &= ~(mask); 3495 } else if (!sc->syninfo.directional_scrolls && 3496 !sc->gesture.in_vscroll) { 3497 /* 3498 * Keep reporting MOUSE DOWN until we get a new packet 3499 * indicating otherwise. 3500 */ 3501 extended_buttons |= sc->extended_buttons; 3502 } 3503 } 3504 3505 if (sc->synhw.capReportsV && nfingers > 1) 3506 f[0] = (finger_t) { 3507 .x = ((pb->ipacket[3] & 0x10) << 8) | 3508 ((pb->ipacket[1] & 0x0f) << 8) | 3509 (pb->ipacket[4] & 0xfd), 3510 .y = ((pb->ipacket[3] & 0x20) << 7) | 3511 ((pb->ipacket[1] & 0xf0) << 4) | 3512 (pb->ipacket[5] & 0xfd), 3513 .p = *z & 0xfe, 3514 .w = (((pb->ipacket[2] & 0x01) << 2) | 3515 (pb->ipacket[5] & 0x02) | 3516 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3517 .flags = PSM_FINGER_FUZZY, 3518 }; 3519 else 3520 f[0] = (finger_t) { 3521 .x = ((pb->ipacket[3] & 0x10) << 8) | 3522 ((pb->ipacket[1] & 0x0f) << 8) | 3523 pb->ipacket[4], 3524 .y = ((pb->ipacket[3] & 0x20) << 7) | 3525 ((pb->ipacket[1] & 0xf0) << 4) | 3526 pb->ipacket[5], 3527 .p = *z, 3528 .w = w, 3529 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3530 }; 3531 3532 /* Ignore hovering and unmeasurable touches */ 3533 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3534 nfingers = 0; 3535 3536 /* Handle ClickPad */ 3537 if (sc->synhw.capClickPad) { 3538 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3539 if (sc->synhw.forcePad) { 3540 /* 3541 * Forcepads erroneously report button click if there 3542 * are 2 or more fingers on the touchpad breaking 3543 * multifinger gestures. To workaround this start 3544 * reporting a click only after 4 consecutive single 3545 * touch packets has been received. 3546 * Skip these packets in case more contacts appear. 3547 */ 3548 switch (nfingers) { 3549 case 0: 3550 sc->fpcount = 0; 3551 break; 3552 case 1: 3553 if (clickpad_pressed && sc->fpcount < INT_MAX) 3554 ++sc->fpcount; 3555 /* FALLTHROUGH */ 3556 default: 3557 if (!clickpad_pressed) 3558 sc->fpcount = 0; 3559 if (sc->fpcount >= sc->syninfo.window_min) 3560 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3561 } 3562 } else if (clickpad_pressed) 3563 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3564 } 3565 3566 for (id = 0; id < PSM_FINGERS; id++) 3567 if (id >= nfingers) 3568 PSM_FINGER_RESET(f[id]); 3569 3570 #ifdef EVDEV_SUPPORT 3571 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3572 for (id = 0; id < PSM_FINGERS; id++) { 3573 if (PSM_FINGER_IS_SET(f[id])) 3574 psm_push_mt_finger(sc, id, &f[id]); 3575 else 3576 psm_release_mt_slot(sc->evdev_a, id); 3577 } 3578 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3579 evdev_push_nfingers(sc->evdev_a, nfingers); 3580 if (nfingers > 0) 3581 psm_push_st_finger(sc, &f[0]); 3582 else 3583 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3584 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3585 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3586 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3587 touchpad_buttons & MOUSE_BUTTON4DOWN); 3588 evdev_push_key(sc->evdev_a, BTN_BACK, 3589 touchpad_buttons & MOUSE_BUTTON5DOWN); 3590 } 3591 evdev_sync(sc->evdev_a); 3592 } 3593 #endif 3594 3595 ms->button = touchpad_buttons; 3596 3597 palm = psmpalmdetect(sc, &f[0], nfingers); 3598 3599 /* Palm detection doesn't terminate the current action. */ 3600 if (!palm) 3601 psmgestures(sc, &f[0], nfingers, ms); 3602 3603 for (id = 0; id < PSM_FINGERS; id++) 3604 psmsmoother(sc, &f[id], id, ms, x, y); 3605 3606 if (palm) { 3607 *x = *y = *z = 0; 3608 ms->button = ms->obutton; 3609 return (0); 3610 } 3611 3612 ms->button |= extended_buttons | guest_buttons; 3613 3614 SYNAPTICS_END: 3615 /* 3616 * Use the extra buttons as a scrollwheel 3617 * 3618 * XXX X.Org uses the Z axis for vertical wheel only, 3619 * whereas moused(8) understands special values to differ 3620 * vertical and horizontal wheels. 3621 * 3622 * xf86-input-mouse needs therefore a small patch to 3623 * understand these special values. Without it, the 3624 * horizontal wheel acts as a vertical wheel in X.Org. 3625 * 3626 * That's why the horizontal wheel is disabled by 3627 * default for now. 3628 */ 3629 if (ms->button & MOUSE_BUTTON4DOWN) 3630 *z = -1; 3631 else if (ms->button & MOUSE_BUTTON5DOWN) 3632 *z = 1; 3633 else if (ms->button & MOUSE_BUTTON6DOWN) 3634 *z = -2; 3635 else if (ms->button & MOUSE_BUTTON7DOWN) 3636 *z = 2; 3637 else 3638 *z = 0; 3639 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3640 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3641 3642 return (0); 3643 } 3644 3645 static int 3646 proc_synaptics_mux(struct psm_softc *sc, packetbuf_t *pb) 3647 { 3648 int butt; 3649 3650 /* 3651 * Convert 3-byte interleaved mixture of Synaptics and generic mouse 3652 * packets into plain 6-byte Synaptics packet protocol. 3653 * While in hidden multiplexing mode KBC does some editing of the 3654 * packet stream. It remembers the button bits from the last packet 3655 * received from each device, and replaces the button bits of every 3656 * packet with the logical OR of all devices’ most recent button bits. 3657 * This button crosstalk should be filtered out as Synaptics and 3658 * generic mouse encode middle button presses in a different way. 3659 */ 3660 switch (pb->ipacket[0] & 0xc0) { 3661 case 0x80: /* First 3 bytes of Synaptics packet */ 3662 bcopy(pb->ipacket, sc->muxsave, 3); 3663 /* Compute middle mouse button supression timeout. */ 3664 sc->muxmidtimeout.tv_sec = 0; 3665 sc->muxmidtimeout.tv_usec = 50000; /* ~2-3 ints */ 3666 timevaladd(&sc->muxmidtimeout, &sc->lastsoftintr); 3667 return (1); 3668 3669 case 0xc0: /* Second 3 bytes of Synaptics packet */ 3670 /* Join two 3-bytes absolute packets */ 3671 bcopy(pb->ipacket, pb->ipacket + 3, 3); 3672 bcopy(sc->muxsave, pb->ipacket, 3); 3673 /* Prefer trackpoint buttons over touchpad's */ 3674 pb->ipacket[0] &= ~(0x08 | sc->muxmsbuttons); 3675 pb->ipacket[3] &= ~(0x08 | sc->muxmsbuttons); 3676 butt = (pb->ipacket[3] & 0x03) << 2 | (pb->ipacket[0] & 0x03); 3677 /* Add hysteresis to remove spurious middle button events */ 3678 if (butt != sc->muxtpbuttons && sc->fpcount < 1) { 3679 pb->ipacket[0] &= 0xfc; 3680 pb->ipacket[0] |= sc->muxtpbuttons & 0x03; 3681 pb->ipacket[3] &= 0xfc; 3682 pb->ipacket[3] |= sc->muxtpbuttons >> 2 & 0x03; 3683 ++sc->fpcount; 3684 } else { 3685 sc->fpcount = 0; 3686 sc->muxtpbuttons = butt; 3687 } 3688 /* Filter out impossible w induced by middle trackpoint btn */ 3689 if (sc->synhw.capExtended && !sc->synhw.capPassthrough && 3690 (pb->ipacket[0] & 0x34) == 0x04 && 3691 (pb->ipacket[3] & 0x04) == 0x04) { 3692 pb->ipacket[0] &= 0xfb; 3693 pb->ipacket[3] &= 0xfb; 3694 } 3695 sc->muxsave[0] &= 0x30; 3696 break; 3697 3698 default: /* Generic mouse (Trackpoint) packet */ 3699 /* Filter out middle button events induced by some w values */ 3700 if (sc->muxmsbuttons & 0x03 || pb->ipacket[0] & 0x03 || 3701 (timevalcmp(&sc->lastsoftintr, &sc->muxmidtimeout, <=) && 3702 (sc->muxsave[0] & 0x30 || sc->muxsave[2] > 8))) 3703 pb->ipacket[0] &= 0xfb; 3704 sc->muxmsbuttons = pb->ipacket[0] & 0x07; 3705 /* Convert to Synaptics pass-through protocol */ 3706 pb->ipacket[4] = pb->ipacket[1]; 3707 pb->ipacket[5] = pb->ipacket[2]; 3708 pb->ipacket[1] = pb->ipacket[0]; 3709 pb->ipacket[2] = 0; 3710 pb->ipacket[0] = 0x84 | (sc->muxtpbuttons & 0x03); 3711 pb->ipacket[3] = 0xc4 | (sc->muxtpbuttons >> 2 & 0x03); 3712 } 3713 3714 VLOG(4, (LOG_DEBUG, "synaptics: %02x %02x %02x %02x %02x %02x\n", 3715 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3716 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3717 3718 pb->inputbytes = MOUSE_SYNAPTICS_PACKETSIZE; 3719 return (0); 3720 } 3721 3722 static int 3723 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3724 { 3725 if (!( 3726 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3727 !sc->synhw.capReportsV && nfingers > 1) || 3728 (sc->synhw.capReportsV && nfingers > 2) || 3729 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3730 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3731 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3732 /* 3733 * We consider the packet irrelevant for the current 3734 * action when: 3735 * - the width isn't comprised in: 3736 * [1; max_width] 3737 * - the pressure isn't comprised in: 3738 * [min_pressure; max_pressure] 3739 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3740 */ 3741 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3742 return (1); 3743 } 3744 return (0); 3745 } 3746 3747 static void 3748 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3749 mousestatus_t *ms) 3750 { 3751 smoother_t *smoother; 3752 gesture_t *gest; 3753 finger_t *f; 3754 int y_ok, center_button, center_x, right_button, right_x, i; 3755 3756 f = &fingers[0]; 3757 smoother = &sc->smoother[0]; 3758 gest = &sc->gesture; 3759 3760 /* Find first active finger. */ 3761 if (nfingers > 0) { 3762 for (i = 0; i < PSM_FINGERS; i++) { 3763 if (PSM_FINGER_IS_SET(fingers[i])) { 3764 f = &fingers[i]; 3765 smoother = &sc->smoother[i]; 3766 break; 3767 } 3768 } 3769 } 3770 3771 /* 3772 * Check pressure to detect a real wanted action on the 3773 * touchpad. 3774 */ 3775 if (f->p >= sc->syninfo.min_pressure) { 3776 int x0, y0; 3777 int dxp, dyp; 3778 int start_x, start_y; 3779 int queue_len; 3780 int margin_top, margin_right, margin_bottom, margin_left; 3781 int window_min, window_max; 3782 int vscroll_hor_area, vscroll_ver_area; 3783 int two_finger_scroll; 3784 int max_x, max_y; 3785 3786 /* Read sysctl. */ 3787 /* XXX Verify values? */ 3788 margin_top = sc->syninfo.margin_top; 3789 margin_right = sc->syninfo.margin_right; 3790 margin_bottom = sc->syninfo.margin_bottom; 3791 margin_left = sc->syninfo.margin_left; 3792 window_min = sc->syninfo.window_min; 3793 window_max = sc->syninfo.window_max; 3794 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3795 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3796 two_finger_scroll = sc->syninfo.two_finger_scroll; 3797 max_x = sc->syninfo.max_x; 3798 max_y = sc->syninfo.max_y; 3799 3800 /* Read current absolute position. */ 3801 x0 = f->x; 3802 y0 = f->y; 3803 3804 /* 3805 * Limit the coordinates to the specified margins because 3806 * this area isn't very reliable. 3807 */ 3808 if (x0 <= margin_left) 3809 x0 = margin_left; 3810 else if (x0 >= max_x - margin_right) 3811 x0 = max_x - margin_right; 3812 if (y0 <= margin_bottom) 3813 y0 = margin_bottom; 3814 else if (y0 >= max_y - margin_top) 3815 y0 = max_y - margin_top; 3816 3817 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3818 x0, y0, f->p, f->w)); 3819 3820 /* 3821 * If the action is just beginning, init the structure and 3822 * compute tap timeout. 3823 */ 3824 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3825 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3826 3827 /* Initialize queue. */ 3828 gest->window_min = window_min; 3829 3830 /* Reset pressure peak. */ 3831 gest->zmax = 0; 3832 3833 /* Reset fingers count. */ 3834 gest->fingers_nb = 0; 3835 3836 /* Reset virtual scrolling state. */ 3837 gest->in_vscroll = 0; 3838 3839 /* Compute tap timeout. */ 3840 if (tap_enabled != 0) { 3841 gest->taptimeout = (struct timeval) { 3842 .tv_sec = tap_timeout / 1000000, 3843 .tv_usec = tap_timeout % 1000000, 3844 }; 3845 timevaladd( 3846 &gest->taptimeout, &sc->lastsoftintr); 3847 } else 3848 timevalclear(&gest->taptimeout); 3849 3850 sc->flags |= PSM_FLAGS_FINGERDOWN; 3851 3852 /* Smoother has not been reset yet */ 3853 queue_len = 1; 3854 start_x = x0; 3855 start_y = y0; 3856 } else { 3857 queue_len = smoother->queue_len + 1; 3858 start_x = smoother->start_x; 3859 start_y = smoother->start_y; 3860 } 3861 3862 /* Process ClickPad softbuttons */ 3863 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3864 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3865 start_y < sc->syninfo.softbuttons_y : 3866 start_y > max_y + sc->syninfo.softbuttons_y; 3867 3868 center_button = MOUSE_BUTTON2DOWN; 3869 center_x = sc->syninfo.softbutton2_x; 3870 right_button = MOUSE_BUTTON3DOWN; 3871 right_x = sc->syninfo.softbutton3_x; 3872 3873 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3874 center_button = MOUSE_BUTTON3DOWN; 3875 center_x = sc->syninfo.softbutton3_x; 3876 right_button = MOUSE_BUTTON2DOWN; 3877 right_x = sc->syninfo.softbutton2_x; 3878 } 3879 3880 if (right_x > 0 && start_x > right_x && y_ok) 3881 ms->button = (ms->button & 3882 ~MOUSE_BUTTON1DOWN) | right_button; 3883 else if (center_x > 0 && start_x > center_x && y_ok) 3884 ms->button = (ms->button & 3885 ~MOUSE_BUTTON1DOWN) | center_button; 3886 } 3887 3888 /* If in tap-hold, add the recorded button. */ 3889 if (gest->in_taphold) 3890 ms->button |= gest->tap_button; 3891 3892 /* 3893 * For tap, we keep the maximum number of fingers and the 3894 * pressure peak. Also with multiple fingers, we increase 3895 * the minimum window. 3896 */ 3897 if (nfingers > 1) 3898 gest->window_min = window_max; 3899 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3900 gest->zmax = imax(f->p, gest->zmax); 3901 3902 /* Do we have enough packets to consider this a gesture? */ 3903 if (queue_len < gest->window_min) 3904 return; 3905 3906 dyp = -1; 3907 dxp = -1; 3908 3909 /* Is a scrolling action occurring? */ 3910 if (!gest->in_taphold && !ms->button && 3911 (!gest->in_vscroll || two_finger_scroll)) { 3912 /* 3913 * A scrolling action must not conflict with a tap 3914 * action. Here are the conditions to consider a 3915 * scrolling action: 3916 * - the action in a configurable area 3917 * - one of the following: 3918 * . the distance between the last packet and the 3919 * first should be above a configurable minimum 3920 * . tap timed out 3921 */ 3922 dxp = abs(x0 - start_x); 3923 dyp = abs(y0 - start_y); 3924 3925 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3926 dxp >= sc->syninfo.vscroll_min_delta || 3927 dyp >= sc->syninfo.vscroll_min_delta) { 3928 /* 3929 * Handle two finger scrolling. 3930 * Note that we don't rely on fingers_nb 3931 * as that keeps the maximum number of fingers. 3932 */ 3933 if (two_finger_scroll) { 3934 if (nfingers == 2) { 3935 gest->in_vscroll += 3936 dyp ? 2 : 0; 3937 gest->in_vscroll += 3938 dxp ? 1 : 0; 3939 } 3940 } else { 3941 /* Check for horizontal scrolling. */ 3942 if ((vscroll_hor_area > 0 && 3943 start_y <= vscroll_hor_area) || 3944 (vscroll_hor_area < 0 && 3945 start_y >= 3946 max_y + vscroll_hor_area)) 3947 gest->in_vscroll += 2; 3948 3949 /* Check for vertical scrolling. */ 3950 if ((vscroll_ver_area > 0 && 3951 start_x <= vscroll_ver_area) || 3952 (vscroll_ver_area < 0 && 3953 start_x >= 3954 max_x + vscroll_ver_area)) 3955 gest->in_vscroll += 1; 3956 } 3957 3958 /* Avoid conflicts if area overlaps. */ 3959 if (gest->in_vscroll >= 3) 3960 gest->in_vscroll = 3961 (dxp > dyp) ? 2 : 1; 3962 } 3963 } 3964 /* 3965 * Reset two finger scrolling when the number of fingers 3966 * is different from two or any button is pressed. 3967 */ 3968 if (two_finger_scroll && gest->in_vscroll != 0 && 3969 (nfingers != 2 || ms->button)) 3970 gest->in_vscroll = 0; 3971 3972 VLOG(5, (LOG_DEBUG, 3973 "synaptics: virtual scrolling: %s " 3974 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 3975 gest->in_vscroll ? "YES" : "NO", 3976 gest->in_vscroll, dxp, dyp, 3977 gest->fingers_nb)); 3978 3979 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 3980 /* 3981 * An action is currently taking place but the pressure 3982 * dropped under the minimum, putting an end to it. 3983 */ 3984 int taphold_timeout, dx, dy, tap_max_delta; 3985 3986 dx = abs(smoother->queue[smoother->queue_cursor].x - 3987 smoother->start_x); 3988 dy = abs(smoother->queue[smoother->queue_cursor].y - 3989 smoother->start_y); 3990 3991 /* Max delta is disabled for multi-fingers tap. */ 3992 if (gest->fingers_nb > 1) 3993 tap_max_delta = imax(dx, dy); 3994 else 3995 tap_max_delta = sc->syninfo.tap_max_delta; 3996 3997 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 3998 3999 /* Check for tap. */ 4000 VLOG(3, (LOG_DEBUG, 4001 "synaptics: zmax=%d, dx=%d, dy=%d, " 4002 "delta=%d, fingers=%d, queue=%d\n", 4003 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 4004 smoother->queue_len)); 4005 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 4006 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 4007 dx <= tap_max_delta && dy <= tap_max_delta && 4008 smoother->queue_len >= sc->syninfo.tap_min_queue) { 4009 /* 4010 * We have a tap if: 4011 * - the maximum pressure went over tap_threshold 4012 * - the action ended before tap_timeout 4013 * 4014 * To handle tap-hold, we must delay any button push to 4015 * the next action. 4016 */ 4017 if (gest->in_taphold) { 4018 /* 4019 * This is the second and last tap of a 4020 * double tap action, not a tap-hold. 4021 */ 4022 gest->in_taphold = 0; 4023 4024 /* 4025 * For double-tap to work: 4026 * - no button press is emitted (to 4027 * simulate a button release) 4028 * - PSM_FLAGS_FINGERDOWN is set to 4029 * force the next packet to emit a 4030 * button press) 4031 */ 4032 VLOG(2, (LOG_DEBUG, 4033 "synaptics: button RELEASE: %d\n", 4034 gest->tap_button)); 4035 sc->flags |= PSM_FLAGS_FINGERDOWN; 4036 4037 /* Schedule button press on next interrupt */ 4038 sc->idletimeout.tv_sec = psmhz > 1 ? 4039 0 : 1; 4040 sc->idletimeout.tv_usec = psmhz > 1 ? 4041 1000000 / psmhz : 0; 4042 } else { 4043 /* 4044 * This is the first tap: we set the 4045 * tap-hold state and notify the button 4046 * down event. 4047 */ 4048 gest->in_taphold = 1; 4049 taphold_timeout = sc->syninfo.taphold_timeout; 4050 gest->taptimeout.tv_sec = taphold_timeout / 4051 1000000; 4052 gest->taptimeout.tv_usec = taphold_timeout % 4053 1000000; 4054 sc->idletimeout = gest->taptimeout; 4055 timevaladd(&gest->taptimeout, 4056 &sc->lastsoftintr); 4057 4058 switch (gest->fingers_nb) { 4059 case 3: 4060 gest->tap_button = 4061 MOUSE_BUTTON2DOWN; 4062 break; 4063 case 2: 4064 gest->tap_button = 4065 MOUSE_BUTTON3DOWN; 4066 break; 4067 default: 4068 gest->tap_button = 4069 MOUSE_BUTTON1DOWN; 4070 } 4071 VLOG(2, (LOG_DEBUG, 4072 "synaptics: button PRESS: %d\n", 4073 gest->tap_button)); 4074 ms->button |= gest->tap_button; 4075 } 4076 } else { 4077 /* 4078 * Not enough pressure or timeout: reset 4079 * tap-hold state. 4080 */ 4081 if (gest->in_taphold) { 4082 VLOG(2, (LOG_DEBUG, 4083 "synaptics: button RELEASE: %d\n", 4084 gest->tap_button)); 4085 gest->in_taphold = 0; 4086 } else { 4087 VLOG(2, (LOG_DEBUG, 4088 "synaptics: not a tap-hold\n")); 4089 } 4090 } 4091 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 4092 /* 4093 * For a tap-hold to work, the button must remain down at 4094 * least until timeout (where the in_taphold flags will be 4095 * cleared) or during the next action. 4096 */ 4097 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 4098 ms->button |= gest->tap_button; 4099 } else { 4100 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 4101 gest->tap_button)); 4102 gest->in_taphold = 0; 4103 } 4104 } 4105 4106 return; 4107 } 4108 4109 static void 4110 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 4111 mousestatus_t *ms, int *x, int *y) 4112 { 4113 smoother_t *smoother = &sc->smoother[smoother_id]; 4114 gesture_t *gest = &(sc->gesture); 4115 4116 /* 4117 * Check pressure to detect a real wanted action on the 4118 * touchpad. 4119 */ 4120 if (f->p >= sc->syninfo.min_pressure) { 4121 int x0, y0; 4122 int cursor, peer, window; 4123 int dx, dy, dxp, dyp; 4124 int max_width, max_pressure; 4125 int margin_top, margin_right, margin_bottom, margin_left; 4126 int na_top, na_right, na_bottom, na_left; 4127 int window_min, window_max; 4128 int multiplicator; 4129 int weight_current, weight_previous, weight_len_squared; 4130 int div_min, div_max, div_len; 4131 int vscroll_hor_area, vscroll_ver_area; 4132 int two_finger_scroll; 4133 int max_x, max_y; 4134 int len, weight_prev_x, weight_prev_y; 4135 int div_max_x, div_max_y, div_x, div_y; 4136 int is_fuzzy; 4137 4138 /* Read sysctl. */ 4139 /* XXX Verify values? */ 4140 max_width = sc->syninfo.max_width; 4141 max_pressure = sc->syninfo.max_pressure; 4142 margin_top = sc->syninfo.margin_top; 4143 margin_right = sc->syninfo.margin_right; 4144 margin_bottom = sc->syninfo.margin_bottom; 4145 margin_left = sc->syninfo.margin_left; 4146 na_top = sc->syninfo.na_top; 4147 na_right = sc->syninfo.na_right; 4148 na_bottom = sc->syninfo.na_bottom; 4149 na_left = sc->syninfo.na_left; 4150 window_min = sc->syninfo.window_min; 4151 window_max = sc->syninfo.window_max; 4152 multiplicator = sc->syninfo.multiplicator; 4153 weight_current = sc->syninfo.weight_current; 4154 weight_previous = sc->syninfo.weight_previous; 4155 weight_len_squared = sc->syninfo.weight_len_squared; 4156 div_min = sc->syninfo.div_min; 4157 div_max = sc->syninfo.div_max; 4158 div_len = sc->syninfo.div_len; 4159 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 4160 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 4161 two_finger_scroll = sc->syninfo.two_finger_scroll; 4162 max_x = sc->syninfo.max_x; 4163 max_y = sc->syninfo.max_y; 4164 4165 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4166 4167 /* Read current absolute position. */ 4168 x0 = f->x; 4169 y0 = f->y; 4170 4171 /* 4172 * Limit the coordinates to the specified margins because 4173 * this area isn't very reliable. 4174 */ 4175 if (x0 <= margin_left) 4176 x0 = margin_left; 4177 else if (x0 >= max_x - margin_right) 4178 x0 = max_x - margin_right; 4179 if (y0 <= margin_bottom) 4180 y0 = margin_bottom; 4181 else if (y0 >= max_y - margin_top) 4182 y0 = max_y - margin_top; 4183 4184 /* If the action is just beginning, init the structure. */ 4185 if (smoother->active == 0) { 4186 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4187 4188 /* Store the first point of this action. */ 4189 smoother->start_x = x0; 4190 smoother->start_y = y0; 4191 dx = dy = 0; 4192 4193 /* Initialize queue. */ 4194 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4195 smoother->queue_len = 0; 4196 4197 /* Reset average. */ 4198 smoother->avg_dx = 0; 4199 smoother->avg_dy = 0; 4200 4201 /* Reset squelch. */ 4202 smoother->squelch_x = 0; 4203 smoother->squelch_y = 0; 4204 4205 /* Activate queue */ 4206 smoother->active = 1; 4207 } else { 4208 /* Calculate the current delta. */ 4209 cursor = smoother->queue_cursor; 4210 dx = x0 - smoother->queue[cursor].x; 4211 dy = y0 - smoother->queue[cursor].y; 4212 } 4213 4214 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4215 smoother_id, x0, y0, f->p, f->w)); 4216 4217 /* Queue this new packet. */ 4218 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4219 smoother->queue[cursor].x = x0; 4220 smoother->queue[cursor].y = y0; 4221 smoother->queue_cursor = cursor; 4222 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4223 smoother->queue_len++; 4224 VLOG(5, (LOG_DEBUG, 4225 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4226 smoother_id, cursor, x0, y0, dx, dy)); 4227 4228 /* Do we have enough packets to consider this a movement? */ 4229 if (smoother->queue_len < gest->window_min) 4230 return; 4231 4232 weight_prev_x = weight_prev_y = weight_previous; 4233 div_max_x = div_max_y = div_max; 4234 4235 if (gest->in_vscroll) { 4236 /* Dividers are different with virtual scrolling. */ 4237 div_min = sc->syninfo.vscroll_div_min; 4238 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4239 } else { 4240 /* 4241 * There's a lot of noise in coordinates when 4242 * the finger is on the touchpad's borders. When 4243 * using this area, we apply a special weight and 4244 * div. 4245 */ 4246 if (x0 <= na_left || x0 >= max_x - na_right) { 4247 weight_prev_x = sc->syninfo.weight_previous_na; 4248 div_max_x = sc->syninfo.div_max_na; 4249 } 4250 4251 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4252 weight_prev_y = sc->syninfo.weight_previous_na; 4253 div_max_y = sc->syninfo.div_max_na; 4254 } 4255 } 4256 4257 /* 4258 * Calculate weights for the average operands and 4259 * the divisor. Both depend on the distance between 4260 * the current packet and a previous one (based on the 4261 * window width). 4262 */ 4263 window = imin(smoother->queue_len, window_max); 4264 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4265 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4266 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4267 len = (dxp * dxp) + (dyp * dyp); 4268 weight_prev_x = imin(weight_prev_x, 4269 weight_len_squared * weight_prev_x / len); 4270 weight_prev_y = imin(weight_prev_y, 4271 weight_len_squared * weight_prev_y / len); 4272 4273 len = (dxp + dyp) / 2; 4274 div_x = div_len * div_max_x / len; 4275 div_x = imin(div_max_x, div_x); 4276 div_x = imax(div_min, div_x); 4277 div_y = div_len * div_max_y / len; 4278 div_y = imin(div_max_y, div_y); 4279 div_y = imax(div_min, div_y); 4280 4281 VLOG(3, (LOG_DEBUG, 4282 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4283 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4284 div_x, div_y)); 4285 4286 /* Compute averages. */ 4287 smoother->avg_dx = 4288 (weight_current * dx * multiplicator + 4289 weight_prev_x * smoother->avg_dx) / 4290 (weight_current + weight_prev_x); 4291 4292 smoother->avg_dy = 4293 (weight_current * dy * multiplicator + 4294 weight_prev_y * smoother->avg_dy) / 4295 (weight_current + weight_prev_y); 4296 4297 VLOG(5, (LOG_DEBUG, 4298 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4299 smoother->avg_dx / multiplicator, 4300 smoother->avg_dy / multiplicator)); 4301 4302 /* Use these averages to calculate x & y. */ 4303 smoother->squelch_x += smoother->avg_dx; 4304 dxp = smoother->squelch_x / (div_x * multiplicator); 4305 smoother->squelch_x = smoother->squelch_x % 4306 (div_x * multiplicator); 4307 4308 smoother->squelch_y += smoother->avg_dy; 4309 dyp = smoother->squelch_y / (div_y * multiplicator); 4310 smoother->squelch_y = smoother->squelch_y % 4311 (div_y * multiplicator); 4312 4313 switch(gest->in_vscroll) { 4314 case 0: /* Pointer movement. */ 4315 /* On real<->fuzzy finger switch the x/y pos jumps */ 4316 if (is_fuzzy == smoother->is_fuzzy) { 4317 *x += dxp; 4318 *y += dyp; 4319 } 4320 4321 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4322 smoother_id, dx, dy, dxp, dyp)); 4323 break; 4324 case 1: /* Vertical scrolling. */ 4325 if (dyp != 0) 4326 ms->button |= (dyp > 0) ? 4327 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4328 break; 4329 case 2: /* Horizontal scrolling. */ 4330 if (dxp != 0) 4331 ms->button |= (dxp > 0) ? 4332 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4333 break; 4334 } 4335 4336 smoother->is_fuzzy = is_fuzzy; 4337 4338 } else { 4339 /* 4340 * Deactivate queue. Note: We can not just reset queue here 4341 * as these values are still used by gesture processor. 4342 * So postpone reset till next touch. 4343 */ 4344 smoother->active = 0; 4345 } 4346 } 4347 4348 static int 4349 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4350 int *x, int *y, int *z) 4351 { 4352 static int touchpad_button, trackpoint_button; 4353 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4354 int pkt, id, scale, i, nfingers, mask, palm; 4355 4356 if (!elantech_support) 4357 return (0); 4358 4359 /* Determine packet format and do a sanity check for out of sync packets. */ 4360 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4361 pkt = ELANTECH_PKT_NOP; 4362 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4363 pkt = ELANTECH_PKT_TRACKPOINT; 4364 else 4365 switch (sc->elanhw.hwversion) { 4366 case 2: 4367 if (!ELANTECH_PKT_IS_V2(pb)) 4368 return (-1); 4369 4370 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4371 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4372 break; 4373 case 3: 4374 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4375 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4376 return (-1); 4377 4378 pkt = ELANTECH_PKT_V3; 4379 break; 4380 case 4: 4381 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4382 return (-1); 4383 4384 switch (pb->ipacket[3] & 0x03) { 4385 case 0x00: 4386 pkt = ELANTECH_PKT_V4_STATUS; 4387 break; 4388 case 0x01: 4389 pkt = ELANTECH_PKT_V4_HEAD; 4390 break; 4391 case 0x02: 4392 pkt = ELANTECH_PKT_V4_MOTION; 4393 break; 4394 default: 4395 return (-1); 4396 } 4397 break; 4398 default: 4399 return (-1); 4400 } 4401 4402 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4403 4404 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4405 PSM_FINGER_RESET(f[id]); 4406 4407 *x = *y = *z = 0; 4408 ms->button = ms->obutton; 4409 4410 if (sc->syninfo.touchpad_off) 4411 return (0); 4412 4413 /* Common legend 4414 * L: Left mouse button pressed 4415 * R: Right mouse button pressed 4416 * N: number of fingers on touchpad 4417 * X: absolute x value (horizontal) 4418 * Y: absolute y value (vertical) 4419 * W; width of the finger touch 4420 * P: pressure 4421 */ 4422 switch (pkt) { 4423 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4424 /* 7 6 5 4 3 2 1 0 (LSB) 4425 * ------------------------------------------- 4426 * ipacket[0]: N1 N0 W3 W2 . . R L 4427 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4428 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4429 * ipacket[3]: N4 VF W1 W0 . . . B2 4430 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4431 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4432 * ------------------------------------------- 4433 * N4: set if more than 3 fingers (only in 3 fingers mode) 4434 * VF: a kind of flag? (only on EF123, 0 when finger 4435 * is over one of the buttons, 1 otherwise) 4436 * B2: (on EF113 only, 0 otherwise), one button pressed 4437 * P & W is not reported on EF113 touchpads 4438 */ 4439 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4440 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4441 nfingers = 4; 4442 4443 if (nfingers == 0) { 4444 mask = (1 << nfingers) - 1; /* = 0x00 */ 4445 break; 4446 } 4447 4448 /* Map 3-rd and 4-th fingers to first finger */ 4449 mask = (1 << 1) - 1; /* = 0x01 */ 4450 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4451 if (sc->elanhw.haspressure) { 4452 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4453 ((pb->ipacket[3] & 0x30) >> 4); 4454 } else { 4455 f[0].p = PSM_FINGER_DEFAULT_P; 4456 f[0].w = PSM_FINGER_DEFAULT_W; 4457 } 4458 4459 /* 4460 * HW v2 dont report exact finger positions when 3 or more 4461 * fingers are on touchpad. 4462 */ 4463 if (nfingers > 2) 4464 f[0].flags = PSM_FINGER_FUZZY; 4465 4466 break; 4467 4468 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4469 /* 7 6 5 4 3 2 1 0 (LSB) 4470 * ------------------------------------------- 4471 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4472 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4473 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4474 * ipacket[3]: . . BY8 BX8 . . . . 4475 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4476 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4477 * ------------------------------------------- 4478 * AX: lower-left finger absolute x value 4479 * AY: lower-left finger absolute y value 4480 * BX: upper-right finger absolute x value 4481 * BY: upper-right finger absolute y value 4482 */ 4483 nfingers = 2; 4484 mask = (1 << nfingers) - 1; 4485 4486 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4487 f[id] = (finger_t) { 4488 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4489 pb->ipacket[id * 3 + 1]) << 2, 4490 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4491 pb->ipacket[id * 3 + 2]) << 2, 4492 .p = PSM_FINGER_DEFAULT_P, 4493 .w = PSM_FINGER_DEFAULT_W, 4494 /* HW ver.2 sends bounding box */ 4495 .flags = PSM_FINGER_FUZZY 4496 }; 4497 break; 4498 4499 case ELANTECH_PKT_V3: /* HW Version 3 */ 4500 /* 7 6 5 4 3 2 1 0 (LSB) 4501 * ------------------------------------------- 4502 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4503 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4504 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4505 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4506 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4507 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4508 * ------------------------------------------- 4509 */ 4510 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4511 /* Map 3-rd finger to first finger */ 4512 id = nfingers > 2 ? 0 : nfingers - 1; 4513 mask = (1 << (id + 1)) - 1; 4514 4515 if (nfingers == 0) 4516 break; 4517 4518 fn = ELANTECH_FINGER_SET_XYP(pb); 4519 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4520 ((pb->ipacket[3] & 0x30) >> 4); 4521 4522 /* 4523 * HW v3 dont report exact finger positions when 3 or more 4524 * fingers are on touchpad. 4525 */ 4526 if (nfingers > 1) 4527 fn.flags = PSM_FINGER_FUZZY; 4528 4529 if (nfingers == 2) { 4530 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4531 sc->elanaction.fingers[0] = fn; 4532 return (0); 4533 } else 4534 f[0] = sc->elanaction.fingers[0]; 4535 } 4536 f[id] = fn; 4537 break; 4538 4539 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4540 /* 7 6 5 4 3 2 1 0 (LSB) 4541 * ------------------------------------------- 4542 * ipacket[0]: . . . . 0 1 R L 4543 * ipacket[1]: . . . F4 F3 F2 F1 F0 4544 * ipacket[2]: . . . . . . . . 4545 * ipacket[3]: . . . 1 0 0 0 0 4546 * ipacket[4]: PL . . . . . . . 4547 * ipacket[5]: . . . . . . . . 4548 * ------------------------------------------- 4549 * Fn: finger n is on touchpad 4550 * PL: palm 4551 * HV ver4 sends a status packet to indicate that the numbers 4552 * or identities of the fingers has been changed 4553 */ 4554 4555 mask = pb->ipacket[1] & 0x1f; 4556 nfingers = bitcount(mask); 4557 4558 if (sc->elanaction.mask_v4wait != 0) 4559 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4560 " when not all previous head packets received\n")); 4561 4562 /* Bitmap of fingers to receive before gesture processing */ 4563 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4564 4565 /* Skip "new finger is on touchpad" packets */ 4566 if (sc->elanaction.mask_v4wait) { 4567 sc->elanaction.mask = mask; 4568 return (0); 4569 } 4570 4571 break; 4572 4573 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4574 /* 7 6 5 4 3 2 1 0 (LSB) 4575 * ------------------------------------------- 4576 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4577 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4578 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4579 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4580 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4581 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4582 * ------------------------------------------- 4583 * ID: finger id 4584 * HW ver 4 sends head packets in two cases: 4585 * 1. One finger touch and movement. 4586 * 2. Next after status packet to tell new finger positions. 4587 */ 4588 mask = sc->elanaction.mask; 4589 nfingers = bitcount(mask); 4590 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4591 fn = ELANTECH_FINGER_SET_XYP(pb); 4592 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4593 4594 if (id < 0) 4595 return (0); 4596 4597 /* Packet is finger position update. Report it */ 4598 if (sc->elanaction.mask_v4wait == 0) { 4599 if (id < ELANTECH_MAX_FINGERS) 4600 f[id] = fn; 4601 break; 4602 } 4603 4604 /* Remove finger from waiting bitmap and store into context */ 4605 sc->elanaction.mask_v4wait &= ~(1 << id); 4606 if (id < ELANTECH_MAX_FINGERS) 4607 sc->elanaction.fingers[id] = fn; 4608 4609 /* Wait for other fingers if needed */ 4610 if (sc->elanaction.mask_v4wait != 0) 4611 return (0); 4612 4613 /* All new fingers are received. Report them from context */ 4614 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4615 if (sc->elanaction.mask & (1 << id)) 4616 f[id] = sc->elanaction.fingers[id]; 4617 4618 break; 4619 4620 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4621 /* 7 6 5 4 3 2 1 0 (LSB) 4622 * ------------------------------------------- 4623 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4624 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4625 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4626 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4627 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4628 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4629 * ------------------------------------------- 4630 * OF: delta overflows (> 127 or < -128), in this case 4631 * firmware sends us (delta x / 5) and (delta y / 5) 4632 * ID: finger id 4633 * DX: delta x (two's complement) 4634 * XY: delta y (two's complement) 4635 * byte 0 ~ 2 for one finger 4636 * byte 3 ~ 5 for another finger 4637 */ 4638 mask = sc->elanaction.mask; 4639 nfingers = bitcount(mask); 4640 4641 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4642 for (i = 0; i <= 3; i += 3) { 4643 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4644 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4645 continue; 4646 4647 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4648 f[id] = sc->elanaction.fingers[id]; 4649 f[id].x += imax(-f[id].x, 4650 (signed char)pb->ipacket[i+1] * scale); 4651 f[id].y += imax(-f[id].y, 4652 (signed char)pb->ipacket[i+2] * scale); 4653 } else { 4654 VLOG(3, (LOG_DEBUG, "elantech: " 4655 "HW v4 motion packet skipped\n")); 4656 } 4657 } 4658 4659 break; 4660 4661 case ELANTECH_PKT_TRACKPOINT: 4662 /* 7 6 5 4 3 2 1 0 (LSB) 4663 * ------------------------------------------- 4664 * ipacket[0]: 0 0 SX SY 0 M R L 4665 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4666 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4667 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4668 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4669 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4670 * ------------------------------------------- 4671 * X and Y are written in two's complement spread 4672 * over 9 bits with SX/SY the relative top bit and 4673 * X7..X0 and Y7..Y0 the lower bits. 4674 */ 4675 *x = (pb->ipacket[0] & 0x20) ? 4676 pb->ipacket[4] - 256 : pb->ipacket[4]; 4677 *y = (pb->ipacket[0] & 0x10) ? 4678 pb->ipacket[5] - 256 : pb->ipacket[5]; 4679 4680 trackpoint_button = 4681 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4682 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4683 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4684 #ifdef EVDEV_SUPPORT 4685 evdev_push_rel(sc->evdev_r, REL_X, *x); 4686 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4687 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4688 evdev_sync(sc->evdev_r); 4689 #endif 4690 ms->button = touchpad_button | trackpoint_button; 4691 return (0); 4692 4693 case ELANTECH_PKT_NOP: 4694 return (0); 4695 4696 default: 4697 return (-1); 4698 } 4699 4700 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4701 if (PSM_FINGER_IS_SET(f[id])) 4702 VLOG(2, (LOG_DEBUG, "elantech: " 4703 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4704 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4705 4706 /* Touchpad button presses */ 4707 if (sc->elanhw.isclickpad) { 4708 touchpad_button = 4709 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4710 } else { 4711 touchpad_button = 4712 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4713 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4714 } 4715 4716 #ifdef EVDEV_SUPPORT 4717 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4718 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4719 if (PSM_FINGER_IS_SET(f[id])) { 4720 psm_push_mt_finger(sc, id, &f[id]); 4721 /* Convert touch width to surface units */ 4722 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4723 f[id].w * sc->elanhw.dptracex); 4724 } 4725 if (sc->elanaction.mask & (1 << id) && 4726 !(mask & (1 << id))) 4727 psm_release_mt_slot(sc->evdev_a, id); 4728 } 4729 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4730 evdev_push_nfingers(sc->evdev_a, nfingers); 4731 if (nfingers > 0) { 4732 if (PSM_FINGER_IS_SET(f[0])) 4733 psm_push_st_finger(sc, &f[0]); 4734 } else 4735 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4736 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4737 evdev_sync(sc->evdev_a); 4738 } 4739 #endif 4740 4741 ms->button = touchpad_button | trackpoint_button; 4742 4743 /* Palm detection doesn't terminate the current action. */ 4744 palm = psmpalmdetect(sc, &f[0], nfingers); 4745 4746 /* Send finger 1 position to gesture processor */ 4747 if ((PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4748 nfingers == 0) && !palm) 4749 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4750 4751 /* Send fingers positions to movement smoothers */ 4752 for (id = 0; id < PSM_FINGERS; id++) 4753 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4754 psmsmoother(sc, &f[id], id, ms, x, y); 4755 4756 /* Store current finger positions in action context */ 4757 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4758 if (PSM_FINGER_IS_SET(f[id])) 4759 sc->elanaction.fingers[id] = f[id]; 4760 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4761 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4762 } 4763 sc->elanaction.mask = mask; 4764 4765 if (palm) { 4766 *x = *y = *z = 0; 4767 ms->button = ms->obutton; 4768 return (0); 4769 } 4770 4771 /* Use the extra buttons as a scrollwheel */ 4772 if (ms->button & MOUSE_BUTTON4DOWN) 4773 *z = -1; 4774 else if (ms->button & MOUSE_BUTTON5DOWN) 4775 *z = 1; 4776 else if (ms->button & MOUSE_BUTTON6DOWN) 4777 *z = -2; 4778 else if (ms->button & MOUSE_BUTTON7DOWN) 4779 *z = 2; 4780 else 4781 *z = 0; 4782 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4783 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4784 4785 return (0); 4786 } 4787 4788 static void 4789 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4790 int *x, int *y, int *z) 4791 { 4792 static int butmap_versapad[8] = { 4793 0, 4794 MOUSE_BUTTON3DOWN, 4795 0, 4796 MOUSE_BUTTON3DOWN, 4797 MOUSE_BUTTON1DOWN, 4798 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4799 MOUSE_BUTTON1DOWN, 4800 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4801 }; 4802 int c, x0, y0; 4803 4804 /* VersaPad PS/2 absolute mode message format 4805 * 4806 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4807 * ipacket[0]: 1 1 0 A 1 L T R 4808 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4809 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4810 * ipacket[3]: 1 1 1 A 1 L T R 4811 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4812 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4813 * 4814 * [note] 4815 * R: right physical mouse button (1=on) 4816 * T: touch pad virtual button (1=tapping) 4817 * L: left physical mouse button (1=on) 4818 * A: position data is valid (1=valid) 4819 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4820 * V: vertical data (12bit signed integer. V11 is sign bit.) 4821 * P: pressure data 4822 * 4823 * Tapping is mapped to MOUSE_BUTTON4. 4824 */ 4825 c = pb->ipacket[0]; 4826 *x = *y = 0; 4827 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4828 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4829 if (c & MOUSE_PS2VERSA_IN_USE) { 4830 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4831 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4832 if (x0 & 0x800) 4833 x0 -= 0x1000; 4834 if (y0 & 0x800) 4835 y0 -= 0x1000; 4836 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4837 *x = sc->xold - x0; 4838 *y = y0 - sc->yold; 4839 if (*x < 0) /* XXX */ 4840 ++*x; 4841 else if (*x) 4842 --*x; 4843 if (*y < 0) 4844 ++*y; 4845 else if (*y) 4846 --*y; 4847 } else 4848 sc->flags |= PSM_FLAGS_FINGERDOWN; 4849 sc->xold = x0; 4850 sc->yold = y0; 4851 } else 4852 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4853 } 4854 4855 static void 4856 psmsoftintridle(void *arg) 4857 { 4858 struct psm_softc *sc = arg; 4859 packetbuf_t *pb; 4860 4861 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4862 * invoked from psmintr soon with pqueue filled with real data */ 4863 if (sc->pqueue_start == sc->pqueue_end && 4864 sc->idlepacket.inputbytes > 0) { 4865 /* Grow circular queue backwards to avoid race with psmintr */ 4866 if (--sc->pqueue_start < 0) 4867 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4868 4869 pb = &sc->pqueue[sc->pqueue_start]; 4870 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4871 VLOG(4, (LOG_DEBUG, 4872 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4873 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4874 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4875 4876 psmsoftintr(arg); 4877 } 4878 } 4879 4880 static void 4881 psmsoftintr(void *arg) 4882 { 4883 /* 4884 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4885 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4886 */ 4887 static int butmap[8] = { 4888 0, 4889 MOUSE_BUTTON1DOWN, 4890 MOUSE_BUTTON3DOWN, 4891 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4892 MOUSE_BUTTON2DOWN, 4893 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4894 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4895 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4896 }; 4897 struct psm_softc *sc = arg; 4898 mousestatus_t ms; 4899 packetbuf_t *pb; 4900 int x, y, z, c, l, s; 4901 4902 getmicrouptime(&sc->lastsoftintr); 4903 4904 s = spltty(); 4905 4906 do { 4907 pb = &sc->pqueue[sc->pqueue_start]; 4908 4909 if (sc->mode.level == PSM_LEVEL_NATIVE) 4910 goto next_native; 4911 4912 c = pb->ipacket[0]; 4913 /* 4914 * A kludge for Kensington device! 4915 * The MSB of the horizontal count appears to be stored in 4916 * a strange place. 4917 */ 4918 if (sc->hw.model == MOUSE_MODEL_THINK) 4919 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4920 4921 /* ignore the overflow bits... */ 4922 x = (c & MOUSE_PS2_XNEG) ? 4923 pb->ipacket[1] - 256 : pb->ipacket[1]; 4924 y = (c & MOUSE_PS2_YNEG) ? 4925 pb->ipacket[2] - 256 : pb->ipacket[2]; 4926 z = 0; 4927 ms.obutton = sc->button; /* previous button state */ 4928 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4929 /* `tapping' action */ 4930 if (sc->config & PSM_CONFIG_FORCETAP) 4931 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4932 0 : MOUSE_BUTTON4DOWN; 4933 timevalclear(&sc->idletimeout); 4934 sc->idlepacket.inputbytes = 0; 4935 4936 switch (sc->hw.model) { 4937 4938 case MOUSE_MODEL_EXPLORER: 4939 /* 4940 * b7 b6 b5 b4 b3 b2 b1 b0 4941 * byte 1: oy ox sy sx 1 M R L 4942 * byte 2: x x x x x x x x 4943 * byte 3: y y y y y y y y 4944 * byte 4: * * S2 S1 s d2 d1 d0 4945 * 4946 * L, M, R, S1, S2: left, middle, right and side buttons 4947 * s: wheel data sign bit 4948 * d2-d0: wheel data 4949 */ 4950 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4951 (pb->ipacket[3] & 0x0f) - 16 : 4952 (pb->ipacket[3] & 0x0f); 4953 ms.button |= 4954 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 4955 MOUSE_BUTTON4DOWN : 0; 4956 ms.button |= 4957 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 4958 MOUSE_BUTTON5DOWN : 0; 4959 break; 4960 4961 case MOUSE_MODEL_INTELLI: 4962 case MOUSE_MODEL_NET: 4963 /* wheel data is in the fourth byte */ 4964 z = (char)pb->ipacket[3]; 4965 /* 4966 * XXX some mice may send 7 when there is no Z movement? */ 4967 if ((z >= 7) || (z <= -7)) 4968 z = 0; 4969 /* some compatible mice have additional buttons */ 4970 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 4971 MOUSE_BUTTON4DOWN : 0; 4972 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 4973 MOUSE_BUTTON5DOWN : 0; 4974 break; 4975 4976 case MOUSE_MODEL_MOUSEMANPLUS: 4977 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 4978 break; 4979 4980 case MOUSE_MODEL_GLIDEPOINT: 4981 /* `tapping' action */ 4982 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 4983 MOUSE_BUTTON4DOWN; 4984 break; 4985 4986 case MOUSE_MODEL_NETSCROLL: 4987 /* 4988 * three additional bytes encode buttons and 4989 * wheel events 4990 */ 4991 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 4992 MOUSE_BUTTON4DOWN : 0; 4993 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 4994 MOUSE_BUTTON5DOWN : 0; 4995 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 4996 pb->ipacket[4] - 256 : pb->ipacket[4]; 4997 break; 4998 4999 case MOUSE_MODEL_THINK: 5000 /* the fourth button state in the first byte */ 5001 ms.button |= (c & MOUSE_PS2_TAP) ? 5002 MOUSE_BUTTON4DOWN : 0; 5003 break; 5004 5005 case MOUSE_MODEL_VERSAPAD: 5006 proc_versapad(sc, pb, &ms, &x, &y, &z); 5007 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 5008 ((y < 0) ? MOUSE_PS2_YNEG : 0); 5009 break; 5010 5011 case MOUSE_MODEL_4D: 5012 /* 5013 * b7 b6 b5 b4 b3 b2 b1 b0 5014 * byte 1: s2 d2 s1 d1 1 M R L 5015 * byte 2: sx x x x x x x x 5016 * byte 3: sy y y y y y y y 5017 * 5018 * s1: wheel 1 direction 5019 * d1: wheel 1 data 5020 * s2: wheel 2 direction 5021 * d2: wheel 2 data 5022 */ 5023 x = (pb->ipacket[1] & 0x80) ? 5024 pb->ipacket[1] - 256 : pb->ipacket[1]; 5025 y = (pb->ipacket[2] & 0x80) ? 5026 pb->ipacket[2] - 256 : pb->ipacket[2]; 5027 switch (c & MOUSE_4D_WHEELBITS) { 5028 case 0x10: 5029 z = 1; 5030 break; 5031 case 0x30: 5032 z = -1; 5033 break; 5034 case 0x40: /* XXX 2nd wheel turning right */ 5035 z = 2; 5036 break; 5037 case 0xc0: /* XXX 2nd wheel turning left */ 5038 z = -2; 5039 break; 5040 } 5041 break; 5042 5043 case MOUSE_MODEL_4DPLUS: 5044 if ((x < 16 - 256) && (y < 16 - 256)) { 5045 /* 5046 * b7 b6 b5 b4 b3 b2 b1 b0 5047 * byte 1: 0 0 1 1 1 M R L 5048 * byte 2: 0 0 0 0 1 0 0 0 5049 * byte 3: 0 0 0 0 S s d1 d0 5050 * 5051 * L, M, R, S: left, middle, right, 5052 * and side buttons 5053 * s: wheel data sign bit 5054 * d1-d0: wheel data 5055 */ 5056 x = y = 0; 5057 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 5058 ms.button |= MOUSE_BUTTON4DOWN; 5059 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 5060 ((pb->ipacket[2] & 0x07) - 8) : 5061 (pb->ipacket[2] & 0x07) ; 5062 } else { 5063 /* preserve previous button states */ 5064 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 5065 } 5066 break; 5067 5068 case MOUSE_MODEL_SYNAPTICS: 5069 if (pb->inputbytes == MOUSE_PS2_PACKETSIZE) 5070 if (proc_synaptics_mux(sc, pb)) 5071 goto next; 5072 5073 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 5074 VLOG(3, (LOG_DEBUG, "synaptics: " 5075 "packet rejected\n")); 5076 goto next; 5077 } 5078 break; 5079 5080 case MOUSE_MODEL_ELANTECH: 5081 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 5082 VLOG(3, (LOG_DEBUG, "elantech: " 5083 "packet rejected\n")); 5084 goto next; 5085 } 5086 break; 5087 5088 case MOUSE_MODEL_TRACKPOINT: 5089 case MOUSE_MODEL_GENERIC: 5090 default: 5091 break; 5092 } 5093 5094 #ifdef EVDEV_SUPPORT 5095 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 5096 sc->hw.model != MOUSE_MODEL_ELANTECH && 5097 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5098 evdev_push_rel(sc->evdev_r, REL_X, x); 5099 evdev_push_rel(sc->evdev_r, REL_Y, -y); 5100 5101 switch (sc->hw.model) { 5102 case MOUSE_MODEL_EXPLORER: 5103 case MOUSE_MODEL_INTELLI: 5104 case MOUSE_MODEL_NET: 5105 case MOUSE_MODEL_NETSCROLL: 5106 case MOUSE_MODEL_4DPLUS: 5107 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5108 break; 5109 case MOUSE_MODEL_MOUSEMANPLUS: 5110 case MOUSE_MODEL_4D: 5111 switch (z) { 5112 case 1: 5113 case -1: 5114 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5115 break; 5116 case 2: 5117 case -2: 5118 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 5119 break; 5120 } 5121 break; 5122 } 5123 5124 evdev_push_mouse_btn(sc->evdev_r, ms.button); 5125 evdev_sync(sc->evdev_r); 5126 } 5127 #endif 5128 5129 /* scale values */ 5130 if (sc->mode.accelfactor >= 1) { 5131 if (x != 0) { 5132 x = x * x / sc->mode.accelfactor; 5133 if (x == 0) 5134 x = 1; 5135 if (c & MOUSE_PS2_XNEG) 5136 x = -x; 5137 } 5138 if (y != 0) { 5139 y = y * y / sc->mode.accelfactor; 5140 if (y == 0) 5141 y = 1; 5142 if (c & MOUSE_PS2_YNEG) 5143 y = -y; 5144 } 5145 } 5146 5147 /* Store last packet for reinjection if it has not been set already */ 5148 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5149 sc->idlepacket = *pb; 5150 5151 ms.dx = x; 5152 ms.dy = y; 5153 ms.dz = z; 5154 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5155 (ms.obutton ^ ms.button); 5156 5157 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5158 5159 sc->status.flags |= ms.flags; 5160 sc->status.dx += ms.dx; 5161 sc->status.dy += ms.dy; 5162 sc->status.dz += ms.dz; 5163 sc->status.button = ms.button; 5164 sc->button = ms.button; 5165 5166 next_native: 5167 sc->watchdog = FALSE; 5168 5169 /* queue data */ 5170 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5171 l = imin(pb->inputbytes, 5172 sizeof(sc->queue.buf) - sc->queue.tail); 5173 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5174 if (pb->inputbytes > l) 5175 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5176 pb->inputbytes - l); 5177 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5178 sizeof(sc->queue.buf); 5179 sc->queue.count += pb->inputbytes; 5180 } 5181 5182 next: 5183 pb->inputbytes = 0; 5184 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5185 sc->pqueue_start = 0; 5186 } while (sc->pqueue_start != sc->pqueue_end); 5187 5188 if (sc->state & PSM_ASLP) { 5189 sc->state &= ~PSM_ASLP; 5190 wakeup(sc); 5191 } 5192 selwakeuppri(&sc->rsel, PZERO); 5193 if (sc->async != NULL) { 5194 pgsigio(&sc->async, SIGIO, 0); 5195 } 5196 sc->state &= ~PSM_SOFTARMED; 5197 5198 /* schedule injection of predefined packet after idletimeout 5199 * if no data packets have been received from psmintr */ 5200 if (timevalisset(&sc->idletimeout)) { 5201 sc->state |= PSM_SOFTARMED; 5202 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5203 psmsoftintridle, sc); 5204 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5205 tvtohz(&sc->idletimeout))); 5206 } 5207 splx(s); 5208 } 5209 5210 static int 5211 psmpoll(struct cdev *dev, int events, struct thread *td) 5212 { 5213 struct psm_softc *sc = dev->si_drv1; 5214 int s; 5215 int revents = 0; 5216 5217 /* Return true if a mouse event available */ 5218 s = spltty(); 5219 if (events & (POLLIN | POLLRDNORM)) { 5220 if (sc->queue.count > 0) 5221 revents |= events & (POLLIN | POLLRDNORM); 5222 else 5223 selrecord(td, &sc->rsel); 5224 } 5225 splx(s); 5226 5227 return (revents); 5228 } 5229 5230 /* vendor/model specific routines */ 5231 5232 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5233 { 5234 if (set_mouse_resolution(kbdc, res) != res) 5235 return (FALSE); 5236 if (set_mouse_scaling(kbdc, scale) && 5237 set_mouse_scaling(kbdc, scale) && 5238 set_mouse_scaling(kbdc, scale) && 5239 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5240 return (TRUE); 5241 return (FALSE); 5242 } 5243 5244 static int 5245 mouse_ext_command(KBDC kbdc, int command) 5246 { 5247 int c; 5248 5249 c = (command >> 6) & 0x03; 5250 if (set_mouse_resolution(kbdc, c) != c) 5251 return (FALSE); 5252 c = (command >> 4) & 0x03; 5253 if (set_mouse_resolution(kbdc, c) != c) 5254 return (FALSE); 5255 c = (command >> 2) & 0x03; 5256 if (set_mouse_resolution(kbdc, c) != c) 5257 return (FALSE); 5258 c = (command >> 0) & 0x03; 5259 if (set_mouse_resolution(kbdc, c) != c) 5260 return (FALSE); 5261 return (TRUE); 5262 } 5263 5264 #ifdef notyet 5265 /* Logitech MouseMan Cordless II */ 5266 static int 5267 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5268 { 5269 KBDC kbdc = sc->kbdc; 5270 int status[3]; 5271 int ch; 5272 5273 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5274 return (FALSE); 5275 if (status[1] == PSMD_RES_HIGH) 5276 return (FALSE); 5277 ch = (status[0] & 0x07) - 1; /* channel # */ 5278 if ((ch <= 0) || (ch > 4)) 5279 return (FALSE); 5280 /* 5281 * status[1]: always one? 5282 * status[2]: battery status? (0-100) 5283 */ 5284 return (TRUE); 5285 } 5286 #endif /* notyet */ 5287 5288 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5289 static int 5290 enable_groller(struct psm_softc *sc, enum probearg arg) 5291 { 5292 KBDC kbdc = sc->kbdc; 5293 int status[3]; 5294 5295 /* 5296 * The special sequence to enable the fourth button and the 5297 * roller. Immediately after this sequence check status bytes. 5298 * if the mouse is NetScroll, the second and the third bytes are 5299 * '3' and 'D'. 5300 */ 5301 5302 /* 5303 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5304 * look like the following. 5305 * 5306 * byte 1 bit 7 always 0 5307 * bit 6 stream mode (0) 5308 * bit 5 disabled (0) 5309 * bit 4 1:1 scaling (0) 5310 * bit 3 always 0 5311 * bit 0-2 button status 5312 * byte 2 resolution (PSMD_RES_HIGH) 5313 * byte 3 report rate (?) 5314 */ 5315 5316 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5317 return (FALSE); 5318 if ((status[1] != '3') || (status[2] != 'D')) 5319 return (FALSE); 5320 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5321 if (arg == PROBE) 5322 sc->hw.buttons = 4; 5323 return (TRUE); 5324 } 5325 5326 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5327 static int 5328 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5329 { 5330 KBDC kbdc = sc->kbdc; 5331 int status[3]; 5332 5333 /* 5334 * The special sequence to enable the middle, "rubber" button. 5335 * Immediately after this sequence check status bytes. 5336 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5337 * the second and the third bytes are '3' and 'U'. 5338 * NOTE: NetMouse reports that it has three buttons although it has 5339 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5340 * say they have three buttons too and they do have a button on the 5341 * side... 5342 */ 5343 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5344 return (FALSE); 5345 if ((status[1] != '3') || (status[2] != 'U')) 5346 return (FALSE); 5347 return (TRUE); 5348 } 5349 5350 /* ALPS GlidePoint */ 5351 static int 5352 enable_aglide(struct psm_softc *sc, enum probearg arg) 5353 { 5354 KBDC kbdc = sc->kbdc; 5355 int status[3]; 5356 5357 /* 5358 * The special sequence to obtain ALPS GlidePoint specific 5359 * information. Immediately after this sequence, status bytes will 5360 * contain something interesting. 5361 * NOTE: ALPS produces several models of GlidePoint. Some of those 5362 * do not respond to this sequence, thus, cannot be detected this way. 5363 */ 5364 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5365 return (FALSE); 5366 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5367 return (FALSE); 5368 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5369 return (FALSE); 5370 return (TRUE); 5371 } 5372 5373 /* Kensington ThinkingMouse/Trackball */ 5374 static int 5375 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5376 { 5377 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5378 KBDC kbdc = sc->kbdc; 5379 int status[3]; 5380 int id1; 5381 int id2; 5382 int i; 5383 5384 id1 = get_aux_id(kbdc); 5385 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5386 return (FALSE); 5387 /* 5388 * The device is now in the native mode? It returns a different 5389 * ID value... 5390 */ 5391 id2 = get_aux_id(kbdc); 5392 if ((id1 == id2) || (id2 != 2)) 5393 return (FALSE); 5394 5395 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5396 return (FALSE); 5397 #if PSM_DEBUG >= 2 5398 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5399 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5400 return (FALSE); 5401 #endif 5402 5403 /* 5404 * The special sequence to enable the third and fourth buttons. 5405 * Otherwise they behave like the first and second buttons. 5406 */ 5407 for (i = 0; i < nitems(rate); ++i) 5408 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5409 return (FALSE); 5410 5411 /* 5412 * At this point, the device is using default resolution and 5413 * sampling rate for the native mode. 5414 */ 5415 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5416 return (FALSE); 5417 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5418 return (FALSE); 5419 5420 /* the device appears be enabled by this sequence, diable it for now */ 5421 disable_aux_dev(kbdc); 5422 empty_aux_buffer(kbdc, 5); 5423 5424 return (TRUE); 5425 } 5426 5427 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5428 static int 5429 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5430 { 5431 KBDC kbdc = sc->kbdc; 5432 int data[3]; 5433 5434 /* the special sequence to enable the fourth button and the roller. */ 5435 /* 5436 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5437 * must be called exactly three times since the last RESET command 5438 * before this sequence. XXX 5439 */ 5440 if (!set_mouse_scaling(kbdc, 1)) 5441 return (FALSE); 5442 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5443 return (FALSE); 5444 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5445 return (FALSE); 5446 5447 /* 5448 * PS2++ protocol, packet type 0 5449 * 5450 * b7 b6 b5 b4 b3 b2 b1 b0 5451 * byte 1: * 1 p3 p2 1 * * * 5452 * byte 2: 1 1 p1 p0 m1 m0 1 0 5453 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5454 * 5455 * p3-p0: packet type: 0 5456 * m7-m0: model ID: MouseMan+:0x50, 5457 * FirstMouse+:0x51, 5458 * ScrollPoint:0x58... 5459 */ 5460 /* check constant bits */ 5461 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5462 return (FALSE); 5463 if ((data[1] & 0xc3) != 0xc2) 5464 return (FALSE); 5465 /* check d3-d0 in byte 2 */ 5466 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5467 return (FALSE); 5468 /* check p3-p0 */ 5469 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5470 return (FALSE); 5471 5472 if (arg == PROBE) { 5473 sc->hw.hwid &= 0x00ff; 5474 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5475 } 5476 5477 /* 5478 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5479 * the wheel and the fourth button events are encoded in the 5480 * special data packet. The mouse may be put in the IntelliMouse mode 5481 * if it is initialized by the IntelliMouse's method. 5482 */ 5483 return (TRUE); 5484 } 5485 5486 /* MS IntelliMouse Explorer */ 5487 static int 5488 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5489 { 5490 KBDC kbdc = sc->kbdc; 5491 static u_char rate0[] = { 200, 100, 80, }; 5492 static u_char rate1[] = { 200, 200, 80, }; 5493 int id; 5494 int i; 5495 5496 /* 5497 * This is needed for at least A4Tech X-7xx mice - they do not go 5498 * straight to Explorer mode, but need to be set to Intelli mode 5499 * first. 5500 */ 5501 enable_msintelli(sc, arg); 5502 5503 /* the special sequence to enable the extra buttons and the roller. */ 5504 for (i = 0; i < nitems(rate1); ++i) 5505 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5506 return (FALSE); 5507 /* the device will give the genuine ID only after the above sequence */ 5508 id = get_aux_id(kbdc); 5509 if (id != PSM_EXPLORER_ID) 5510 return (FALSE); 5511 5512 if (arg == PROBE) { 5513 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5514 sc->hw.hwid = id; 5515 } 5516 5517 /* 5518 * XXX: this is a kludge to fool some KVM switch products 5519 * which think they are clever enough to know the 4-byte IntelliMouse 5520 * protocol, and assume any other protocols use 3-byte packets. 5521 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5522 * correctly to the host computer because of this! 5523 * The following sequence is actually IntelliMouse's "wake up" 5524 * sequence; it will make the KVM think the mouse is IntelliMouse 5525 * when it is in fact IntelliMouse Explorer. 5526 */ 5527 for (i = 0; i < nitems(rate0); ++i) 5528 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5529 break; 5530 get_aux_id(kbdc); 5531 5532 return (TRUE); 5533 } 5534 5535 /* 5536 * MS IntelliMouse 5537 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5538 * probe routine and act like IntelliMouse. 5539 */ 5540 static int 5541 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5542 { 5543 KBDC kbdc = sc->kbdc; 5544 static u_char rate[] = { 200, 100, 80, }; 5545 int id; 5546 int i; 5547 5548 /* the special sequence to enable the third button and the roller. */ 5549 for (i = 0; i < nitems(rate); ++i) 5550 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5551 return (FALSE); 5552 /* the device will give the genuine ID only after the above sequence */ 5553 id = get_aux_id(kbdc); 5554 if (id != PSM_INTELLI_ID) 5555 return (FALSE); 5556 5557 if (arg == PROBE) { 5558 sc->hw.buttons = 3; 5559 sc->hw.hwid = id; 5560 } 5561 5562 return (TRUE); 5563 } 5564 5565 /* 5566 * A4 Tech 4D Mouse 5567 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5568 */ 5569 static int 5570 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5571 { 5572 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5573 KBDC kbdc = sc->kbdc; 5574 int id; 5575 int i; 5576 5577 for (i = 0; i < nitems(rate); ++i) 5578 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5579 return (FALSE); 5580 id = get_aux_id(kbdc); 5581 /* 5582 * WinEasy 4D, 4 Way Scroll 4D: 6 5583 * Cable-Free 4D: 8 (4DPLUS) 5584 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5585 */ 5586 if (id != PSM_4DMOUSE_ID) 5587 return (FALSE); 5588 5589 if (arg == PROBE) { 5590 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5591 sc->hw.hwid = id; 5592 } 5593 5594 return (TRUE); 5595 } 5596 5597 /* 5598 * A4 Tech 4D+ Mouse 5599 * Newer wheel mice from A4 Tech seem to use this protocol. 5600 * Older models are recognized as either 4D Mouse or IntelliMouse. 5601 */ 5602 static int 5603 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5604 { 5605 KBDC kbdc = sc->kbdc; 5606 int id; 5607 5608 /* 5609 * enable_4dmouse() already issued the following ID sequence... 5610 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5611 int i; 5612 5613 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5614 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5615 return (FALSE); 5616 */ 5617 5618 id = get_aux_id(kbdc); 5619 switch (id) { 5620 case PSM_4DPLUS_ID: 5621 break; 5622 case PSM_4DPLUS_RFSW35_ID: 5623 break; 5624 default: 5625 return (FALSE); 5626 } 5627 5628 if (arg == PROBE) { 5629 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5630 sc->hw.hwid = id; 5631 } 5632 5633 return (TRUE); 5634 } 5635 5636 /* Synaptics Touchpad */ 5637 static int 5638 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5639 { 5640 struct psm_softc *sc; 5641 int error, arg; 5642 5643 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5644 oidp->oid_arg2 > SYNAPTICS_SYSCTL_SOFTBUTTON3_X) 5645 return (EINVAL); 5646 5647 sc = oidp->oid_arg1; 5648 5649 /* Read the current value. */ 5650 arg = *(int *)((char *)sc + oidp->oid_arg2); 5651 error = sysctl_handle_int(oidp, &arg, 0, req); 5652 5653 /* Sanity check. */ 5654 if (error || !req->newptr) 5655 return (error); 5656 5657 /* 5658 * Check that the new value is in the concerned node's range 5659 * of values. 5660 */ 5661 switch (oidp->oid_arg2) { 5662 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5663 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5664 if (arg < 0 || arg > 255) 5665 return (EINVAL); 5666 break; 5667 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5668 if (arg < 4 || arg > 15) 5669 return (EINVAL); 5670 break; 5671 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5672 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5673 case SYNAPTICS_SYSCTL_NA_TOP: 5674 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5675 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5676 return (EINVAL); 5677 break; 5678 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5679 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5680 /* Softbuttons is clickpad only feature */ 5681 if (!sc->synhw.capClickPad && arg != 0) 5682 return (EINVAL); 5683 /* FALLTHROUGH */ 5684 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5685 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5686 case SYNAPTICS_SYSCTL_NA_RIGHT: 5687 case SYNAPTICS_SYSCTL_NA_LEFT: 5688 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5689 return (EINVAL); 5690 break; 5691 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5692 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5693 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5694 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5695 return (EINVAL); 5696 break; 5697 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5698 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5699 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5700 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5701 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5702 case SYNAPTICS_SYSCTL_DIV_MIN: 5703 case SYNAPTICS_SYSCTL_DIV_MAX: 5704 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5705 case SYNAPTICS_SYSCTL_DIV_LEN: 5706 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5707 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5708 if (arg < 1) 5709 return (EINVAL); 5710 break; 5711 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5712 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5713 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5714 if (arg < 0) 5715 return (EINVAL); 5716 break; 5717 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5718 if (arg < -sc->synhw.maximumXCoord || 5719 arg > sc->synhw.maximumXCoord) 5720 return (EINVAL); 5721 break; 5722 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5723 /* Softbuttons is clickpad only feature */ 5724 if (!sc->synhw.capClickPad && arg != 0) 5725 return (EINVAL); 5726 /* FALLTHROUGH */ 5727 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5728 if (arg < -sc->synhw.maximumYCoord || 5729 arg > sc->synhw.maximumYCoord) 5730 return (EINVAL); 5731 break; 5732 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5733 if (arg < 0 || arg > 1) 5734 return (EINVAL); 5735 break; 5736 default: 5737 return (EINVAL); 5738 } 5739 5740 /* Update. */ 5741 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5742 5743 return (error); 5744 } 5745 5746 static void 5747 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5748 { 5749 /* 5750 * Set predefined sizes for softbuttons. 5751 * Values are taken to match HP Pavilion dv6 clickpad drawings 5752 * with thin middle softbutton placed on separator 5753 */ 5754 5755 /* hw.psm.synaptics.softbuttons_y */ 5756 sc->syninfo.softbuttons_y = sc->synhw.topButtonPad ? -1700 : 1700; 5757 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5758 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5759 "softbuttons_y", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5760 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5761 synaptics_sysctl, "I", 5762 "Vertical size of softbuttons area"); 5763 5764 /* hw.psm.synaptics.softbutton2_x */ 5765 sc->syninfo.softbutton2_x = 3100; 5766 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5767 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5768 "softbutton2_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5769 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5770 synaptics_sysctl, "I", 5771 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5772 5773 /* hw.psm.synaptics.softbutton3_x */ 5774 sc->syninfo.softbutton3_x = 3900; 5775 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5776 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5777 "softbutton3_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5778 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5779 synaptics_sysctl, "I", 5780 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5781 } 5782 5783 static void 5784 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5785 const char *descr) 5786 { 5787 5788 if (sc->syninfo.sysctl_tree != NULL) 5789 return; 5790 5791 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5792 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5793 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5794 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, CTLFLAG_RD, 5795 0, descr); 5796 5797 /* hw.psm.synaptics.directional_scrolls. */ 5798 sc->syninfo.directional_scrolls = 0; 5799 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5800 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5801 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5802 &sc->syninfo.directional_scrolls, 0, 5803 "Enable hardware scrolling pad (if non-zero) or register it as " 5804 "extended buttons (if 0)"); 5805 5806 /* hw.psm.synaptics.max_x. */ 5807 sc->syninfo.max_x = 6143; 5808 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5809 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5810 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5811 &sc->syninfo.max_x, 0, 5812 "Horizontal reporting range"); 5813 5814 /* hw.psm.synaptics.max_y. */ 5815 sc->syninfo.max_y = 6143; 5816 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5817 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5818 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5819 &sc->syninfo.max_y, 0, 5820 "Vertical reporting range"); 5821 5822 /* 5823 * Turn off two finger scroll if we have a 5824 * physical area reserved for scrolling or when 5825 * there's no multi finger support. 5826 */ 5827 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5828 sc->synhw.capAdvancedGestures == 0)) 5829 sc->syninfo.two_finger_scroll = 0; 5830 else 5831 sc->syninfo.two_finger_scroll = 1; 5832 /* hw.psm.synaptics.two_finger_scroll. */ 5833 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5834 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5835 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5836 &sc->syninfo.two_finger_scroll, 0, 5837 "Enable two finger scrolling"); 5838 5839 /* hw.psm.synaptics.min_pressure. */ 5840 sc->syninfo.min_pressure = 32; 5841 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5842 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5843 "min_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5844 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5845 synaptics_sysctl, "I", 5846 "Minimum pressure required to start an action"); 5847 5848 /* hw.psm.synaptics.max_pressure. */ 5849 sc->syninfo.max_pressure = 220; 5850 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5851 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5852 "max_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5853 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5854 synaptics_sysctl, "I", 5855 "Maximum pressure to detect palm"); 5856 5857 /* hw.psm.synaptics.max_width. */ 5858 sc->syninfo.max_width = 10; 5859 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5860 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5861 "max_width", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5862 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5863 synaptics_sysctl, "I", 5864 "Maximum finger width to detect palm"); 5865 5866 /* hw.psm.synaptics.top_margin. */ 5867 sc->syninfo.margin_top = 200; 5868 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5869 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5870 "margin_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5871 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5872 synaptics_sysctl, "I", 5873 "Top margin"); 5874 5875 /* hw.psm.synaptics.right_margin. */ 5876 sc->syninfo.margin_right = 200; 5877 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5878 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5879 "margin_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5880 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5881 synaptics_sysctl, "I", 5882 "Right margin"); 5883 5884 /* hw.psm.synaptics.bottom_margin. */ 5885 sc->syninfo.margin_bottom = 200; 5886 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5887 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5888 "margin_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5889 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5890 synaptics_sysctl, "I", 5891 "Bottom margin"); 5892 5893 /* hw.psm.synaptics.left_margin. */ 5894 sc->syninfo.margin_left = 200; 5895 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5896 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5897 "margin_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5898 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5899 synaptics_sysctl, "I", 5900 "Left margin"); 5901 5902 /* hw.psm.synaptics.na_top. */ 5903 sc->syninfo.na_top = 1783; 5904 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5905 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5906 "na_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5907 sc, SYNAPTICS_SYSCTL_NA_TOP, 5908 synaptics_sysctl, "I", 5909 "Top noisy area, where weight_previous_na is used instead " 5910 "of weight_previous"); 5911 5912 /* hw.psm.synaptics.na_right. */ 5913 sc->syninfo.na_right = 563; 5914 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5915 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5916 "na_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5917 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5918 synaptics_sysctl, "I", 5919 "Right noisy area, where weight_previous_na is used instead " 5920 "of weight_previous"); 5921 5922 /* hw.psm.synaptics.na_bottom. */ 5923 sc->syninfo.na_bottom = 1408; 5924 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5925 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5926 "na_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5927 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5928 synaptics_sysctl, "I", 5929 "Bottom noisy area, where weight_previous_na is used instead " 5930 "of weight_previous"); 5931 5932 /* hw.psm.synaptics.na_left. */ 5933 sc->syninfo.na_left = 1600; 5934 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5935 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5936 "na_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5937 sc, SYNAPTICS_SYSCTL_NA_LEFT, 5938 synaptics_sysctl, "I", 5939 "Left noisy area, where weight_previous_na is used instead " 5940 "of weight_previous"); 5941 5942 /* hw.psm.synaptics.window_min. */ 5943 sc->syninfo.window_min = 4; 5944 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5945 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5946 "window_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5947 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 5948 synaptics_sysctl, "I", 5949 "Minimum window size to start an action"); 5950 5951 /* hw.psm.synaptics.window_max. */ 5952 sc->syninfo.window_max = 10; 5953 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5954 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5955 "window_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5956 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 5957 synaptics_sysctl, "I", 5958 "Maximum window size"); 5959 5960 /* hw.psm.synaptics.multiplicator. */ 5961 sc->syninfo.multiplicator = 10000; 5962 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5963 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5964 "multiplicator", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5965 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 5966 synaptics_sysctl, "I", 5967 "Multiplicator to increase precision in averages and divisions"); 5968 5969 /* hw.psm.synaptics.weight_current. */ 5970 sc->syninfo.weight_current = 3; 5971 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5972 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5973 "weight_current", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5974 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 5975 synaptics_sysctl, "I", 5976 "Weight of the current movement in the new average"); 5977 5978 /* hw.psm.synaptics.weight_previous. */ 5979 sc->syninfo.weight_previous = 6; 5980 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5981 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5982 "weight_previous", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5983 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 5984 synaptics_sysctl, "I", 5985 "Weight of the previous average"); 5986 5987 /* hw.psm.synaptics.weight_previous_na. */ 5988 sc->syninfo.weight_previous_na = 20; 5989 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5990 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5991 "weight_previous_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5992 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 5993 synaptics_sysctl, "I", 5994 "Weight of the previous average (inside the noisy area)"); 5995 5996 /* hw.psm.synaptics.weight_len_squared. */ 5997 sc->syninfo.weight_len_squared = 2000; 5998 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5999 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6000 "weight_len_squared", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6001 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 6002 synaptics_sysctl, "I", 6003 "Length (squared) of segments where weight_previous " 6004 "starts to decrease"); 6005 6006 /* hw.psm.synaptics.div_min. */ 6007 sc->syninfo.div_min = 9; 6008 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6009 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6010 "div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6011 sc, SYNAPTICS_SYSCTL_DIV_MIN, 6012 synaptics_sysctl, "I", 6013 "Divisor for fast movements"); 6014 6015 /* hw.psm.synaptics.div_max. */ 6016 sc->syninfo.div_max = 17; 6017 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6018 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6019 "div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6020 sc, SYNAPTICS_SYSCTL_DIV_MAX, 6021 synaptics_sysctl, "I", 6022 "Divisor for slow movements"); 6023 6024 /* hw.psm.synaptics.div_max_na. */ 6025 sc->syninfo.div_max_na = 30; 6026 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6027 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6028 "div_max_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6029 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 6030 synaptics_sysctl, "I", 6031 "Divisor with slow movements (inside the noisy area)"); 6032 6033 /* hw.psm.synaptics.div_len. */ 6034 sc->syninfo.div_len = 100; 6035 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6036 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6037 "div_len", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6038 sc, SYNAPTICS_SYSCTL_DIV_LEN, 6039 synaptics_sysctl, "I", 6040 "Length of segments where div_max starts to decrease"); 6041 6042 /* hw.psm.synaptics.tap_max_delta. */ 6043 sc->syninfo.tap_max_delta = 80; 6044 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6045 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6046 "tap_max_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6047 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 6048 synaptics_sysctl, "I", 6049 "Length of segments above which a tap is ignored"); 6050 6051 /* hw.psm.synaptics.tap_min_queue. */ 6052 sc->syninfo.tap_min_queue = 2; 6053 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6054 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6055 "tap_min_queue", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6056 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 6057 synaptics_sysctl, "I", 6058 "Number of packets required to consider a tap"); 6059 6060 /* hw.psm.synaptics.taphold_timeout. */ 6061 sc->gesture.in_taphold = 0; 6062 sc->syninfo.taphold_timeout = tap_timeout; 6063 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6064 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6065 "taphold_timeout", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6066 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 6067 synaptics_sysctl, "I", 6068 "Maximum elapsed time between two taps to consider a tap-hold " 6069 "action"); 6070 6071 /* hw.psm.synaptics.vscroll_hor_area. */ 6072 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 6073 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6074 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6075 "vscroll_hor_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6076 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 6077 synaptics_sysctl, "I", 6078 "Area reserved for horizontal virtual scrolling"); 6079 6080 /* hw.psm.synaptics.vscroll_ver_area. */ 6081 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 6082 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6083 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6084 "vscroll_ver_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6085 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 6086 synaptics_sysctl, "I", 6087 "Area reserved for vertical virtual scrolling"); 6088 6089 /* hw.psm.synaptics.vscroll_min_delta. */ 6090 sc->syninfo.vscroll_min_delta = 50; 6091 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6092 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6093 "vscroll_min_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6094 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 6095 synaptics_sysctl, "I", 6096 "Minimum movement to consider virtual scrolling"); 6097 6098 /* hw.psm.synaptics.vscroll_div_min. */ 6099 sc->syninfo.vscroll_div_min = 100; 6100 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6101 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6102 "vscroll_div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6103 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 6104 synaptics_sysctl, "I", 6105 "Divisor for fast scrolling"); 6106 6107 /* hw.psm.synaptics.vscroll_div_min. */ 6108 sc->syninfo.vscroll_div_max = 150; 6109 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6110 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6111 "vscroll_div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6112 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 6113 synaptics_sysctl, "I", 6114 "Divisor for slow scrolling"); 6115 6116 /* hw.psm.synaptics.touchpad_off. */ 6117 sc->syninfo.touchpad_off = 0; 6118 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6119 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6120 "touchpad_off", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6121 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 6122 synaptics_sysctl, "I", 6123 "Turn off touchpad"); 6124 6125 sc->syninfo.softbuttons_y = 0; 6126 sc->syninfo.softbutton2_x = 0; 6127 sc->syninfo.softbutton3_x = 0; 6128 6129 /* skip softbuttons sysctl on not clickpads */ 6130 if (sc->synhw.capClickPad) 6131 synaptics_sysctl_create_softbuttons_tree(sc); 6132 } 6133 6134 static int 6135 synaptics_preferred_mode(struct psm_softc *sc) { 6136 int mode_byte; 6137 6138 /* Check if we are in relative mode */ 6139 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 6140 if (tap_enabled == 0) 6141 /* 6142 * Disable tap & drag gestures. We use a Mode Byte 6143 * and set the DisGest bit (see §2.5 of Synaptics 6144 * TouchPad Interfacing Guide). 6145 */ 6146 return (0x04); 6147 else 6148 /* 6149 * Enable tap & drag gestures. We use a Mode Byte 6150 * and clear the DisGest bit (see §2.5 of Synaptics 6151 * TouchPad Interfacing Guide). 6152 */ 6153 return (0x00); 6154 } 6155 6156 mode_byte = 0xc4; 6157 6158 /* request wmode where available */ 6159 if (sc->synhw.capExtended) 6160 mode_byte |= 1; 6161 6162 return mode_byte; 6163 } 6164 6165 static void 6166 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6167 mouse_ext_command(sc->kbdc, mode_byte); 6168 6169 /* "Commit" the Set Mode Byte command sent above. */ 6170 set_mouse_sampling_rate(sc->kbdc, 20); 6171 6172 /* 6173 * Enable advanced gestures mode if supported and we are not entering 6174 * passthrough or relative mode. 6175 */ 6176 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6177 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6178 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODEL_ID); 6179 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6180 } 6181 } 6182 6183 /* 6184 * AUX MUX detection code should be placed at very beginning of probe sequence 6185 * at least before 4-byte protocol mouse probes e.g. MS IntelliMouse probe as 6186 * latter can trigger switching the MUX to incompatible state. 6187 */ 6188 static int 6189 enable_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6190 { 6191 KBDC kbdc = sc->kbdc; 6192 int port, version; 6193 int probe = FALSE; 6194 int active_ports_count = 0; 6195 int active_ports_mask = 0; 6196 6197 version = enable_aux_mux(kbdc); 6198 if (version == -1) 6199 return (FALSE); 6200 6201 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6202 VLOG(3, (LOG_DEBUG, "aux_mux: ping port %d\n", port)); 6203 set_active_aux_mux_port(kbdc, port); 6204 if (enable_aux_dev(kbdc) && disable_aux_dev(kbdc)) { 6205 active_ports_count++; 6206 active_ports_mask |= 1 << port; 6207 } 6208 } 6209 6210 if (verbose >= 2) 6211 printf("Active Multiplexing PS/2 controller v%d.%d with %d " 6212 "active port(s)\n", version >> 4 & 0x0f, version & 0x0f, 6213 active_ports_count); 6214 6215 /* psm has a special support for GenMouse + SynTouchpad combination */ 6216 if (active_ports_count >= 2) { 6217 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6218 if ((active_ports_mask & 1 << port) == 0) 6219 continue; 6220 VLOG(3, (LOG_DEBUG, "aux_mux: probe port %d\n", port)); 6221 set_active_aux_mux_port(kbdc, port); 6222 probe = enable_synaptics(sc, arg); 6223 if (probe) { 6224 if (arg == PROBE) 6225 sc->muxport = port; 6226 break; 6227 } 6228 } 6229 } 6230 6231 /* IRQ handler does not support active multiplexing mode */ 6232 disable_aux_mux(kbdc); 6233 6234 return (probe); 6235 } 6236 6237 static int 6238 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6239 { 6240 device_t psmcpnp; 6241 struct psmcpnp_softc *psmcpnp_sc; 6242 KBDC kbdc = sc->kbdc; 6243 synapticshw_t synhw; 6244 int status[3]; 6245 int buttons; 6246 6247 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6248 6249 /* 6250 * Just to be on the safe side: this avoids troubles with 6251 * following mouse_ext_command() when the previous command 6252 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6253 * Synaptics Touchpad behaviour. 6254 */ 6255 set_mouse_scaling(kbdc, 1); 6256 6257 /* Identify the Touchpad version. */ 6258 if (mouse_ext_command(kbdc, SYNAPTICS_READ_IDENTITY) == 0) 6259 return (FALSE); 6260 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6261 return (FALSE); 6262 if (status[1] != 0x47) 6263 return (FALSE); 6264 6265 bzero(&synhw, sizeof(synhw)); 6266 synhw.infoMinor = status[0]; 6267 synhw.infoMajor = status[2] & 0x0f; 6268 6269 if (verbose >= 2) 6270 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6271 synhw.infoMinor); 6272 6273 if (synhw.infoMajor < 4) { 6274 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6275 return (FALSE); 6276 } 6277 6278 /* Get the Touchpad model information. */ 6279 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODEL_ID) == 0) 6280 return (FALSE); 6281 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6282 return (FALSE); 6283 if ((status[1] & 0x01) != 0) { 6284 printf(" Failed to read model information\n"); 6285 return (FALSE); 6286 } 6287 6288 synhw.infoRot180 = (status[0] & 0x80) != 0; 6289 synhw.infoPortrait = (status[0] & 0x40) != 0; 6290 synhw.infoSensor = status[0] & 0x3f; 6291 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6292 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6293 synhw.capPen = (status[2] & 0x40) != 0; 6294 synhw.infoSimplC = (status[2] & 0x20) != 0; 6295 synhw.infoGeometry = status[2] & 0x0f; 6296 6297 if (verbose >= 2) { 6298 printf(" Model information:\n"); 6299 printf(" infoRot180: %d\n", synhw.infoRot180); 6300 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6301 printf(" infoSensor: %d\n", synhw.infoSensor); 6302 printf(" infoHardware: %d\n", synhw.infoHardware); 6303 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6304 printf(" capPen: %d\n", synhw.capPen); 6305 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6306 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6307 } 6308 6309 /* Read the extended capability bits. */ 6310 if (mouse_ext_command(kbdc, SYNAPTICS_READ_CAPABILITIES) == 0) 6311 return (FALSE); 6312 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6313 return (FALSE); 6314 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6315 printf(" Failed to read extended capability bits\n"); 6316 return (FALSE); 6317 } 6318 6319 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6320 sc->unit); 6321 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6322 6323 /* Set the different capabilities when they exist. */ 6324 buttons = 0; 6325 synhw.capExtended = (status[0] & 0x80) != 0; 6326 if (synhw.capExtended) { 6327 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6328 synhw.capMiddle = (status[0] & 0x04) != 0; 6329 synhw.capPassthrough = (status[2] & 0x80) != 0; 6330 synhw.capLowPower = (status[2] & 0x40) != 0; 6331 synhw.capMultiFingerReport = 6332 (status[2] & 0x20) != 0; 6333 synhw.capSleep = (status[2] & 0x10) != 0; 6334 synhw.capFourButtons = (status[2] & 0x08) != 0; 6335 synhw.capBallistics = (status[2] & 0x04) != 0; 6336 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6337 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6338 6339 if (!set_mouse_scaling(kbdc, 1)) 6340 return (FALSE); 6341 if (mouse_ext_command(kbdc, SYNAPTICS_READ_RESOLUTIONS) == 0) 6342 return (FALSE); 6343 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6344 return (FALSE); 6345 6346 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6347 synhw.infoXupmm = status[0]; 6348 synhw.infoYupmm = status[2]; 6349 } 6350 6351 if (verbose >= 2) { 6352 printf(" Extended capabilities:\n"); 6353 printf(" capExtended: %d\n", synhw.capExtended); 6354 printf(" capMiddle: %d\n", synhw.capMiddle); 6355 printf(" nExtendedQueries: %d\n", 6356 synhw.nExtendedQueries); 6357 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6358 printf(" capLowPower: %d\n", synhw.capLowPower); 6359 printf(" capMultiFingerReport: %d\n", 6360 synhw.capMultiFingerReport); 6361 printf(" capSleep: %d\n", synhw.capSleep); 6362 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6363 printf(" capBallistics: %d\n", synhw.capBallistics); 6364 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6365 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6366 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6367 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6368 } 6369 6370 /* 6371 * If nExtendedQueries is 1 or greater, then the TouchPad 6372 * supports this number of extended queries. We can load 6373 * more information about buttons using query 0x09. 6374 */ 6375 if (synhw.nExtendedQueries >= 1) { 6376 if (!set_mouse_scaling(kbdc, 1)) 6377 return (FALSE); 6378 if (mouse_ext_command(kbdc, 6379 SYNAPTICS_READ_EXTENDED) == 0) 6380 return (FALSE); 6381 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6382 return (FALSE); 6383 synhw.verticalScroll = (status[0] & 0x01) != 0; 6384 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6385 synhw.verticalWheel = (status[0] & 0x08) != 0; 6386 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6387 synhw.capEWmode = (status[0] & 0x04) != 0; 6388 if (verbose >= 2) { 6389 printf(" Extended model ID:\n"); 6390 printf(" verticalScroll: %d\n", 6391 synhw.verticalScroll); 6392 printf(" horizontalScroll: %d\n", 6393 synhw.horizontalScroll); 6394 printf(" verticalWheel: %d\n", 6395 synhw.verticalWheel); 6396 printf(" nExtendedButtons: %d\n", 6397 synhw.nExtendedButtons); 6398 printf(" capEWmode: %d\n", 6399 synhw.capEWmode); 6400 } 6401 /* 6402 * Add the number of extended buttons to the total 6403 * button support count, including the middle button 6404 * if capMiddle support bit is set. 6405 */ 6406 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6407 } else 6408 /* 6409 * If the capFourButtons support bit is set, 6410 * add a fourth button to the total button count. 6411 */ 6412 buttons = synhw.capFourButtons ? 1 : 0; 6413 6414 /* Read the continued capabilities bits. */ 6415 if (synhw.nExtendedQueries >= 4) { 6416 if (!set_mouse_scaling(kbdc, 1)) 6417 return (FALSE); 6418 if (mouse_ext_command(kbdc, 6419 SYNAPTICS_READ_CAPABILITIES_CONT) == 0) 6420 return (FALSE); 6421 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6422 return (FALSE); 6423 6424 synhw.capClickPad = (status[1] & 0x01) << 1; 6425 synhw.capClickPad |= (status[0] & 0x10) != 0; 6426 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6427 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6428 synhw.capReportsV = (status[1] & 0x08) != 0; 6429 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6430 synhw.capReportsMin = (status[1] & 0x20) != 0; 6431 synhw.capInterTouch = (status[1] & 0x40) != 0; 6432 synhw.capReportsMax = (status[0] & 0x02) != 0; 6433 synhw.capClearPad = (status[0] & 0x04) != 0; 6434 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6435 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6436 6437 if (synhw.capReportsMax) { 6438 if (!set_mouse_scaling(kbdc, 1)) 6439 return (FALSE); 6440 if (mouse_ext_command(kbdc, 6441 SYNAPTICS_READ_MAX_COORDS) == 0) 6442 return (FALSE); 6443 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6444 return (FALSE); 6445 6446 synhw.maximumXCoord = (status[0] << 5) | 6447 ((status[1] & 0x0f) << 1); 6448 synhw.maximumYCoord = (status[2] << 5) | 6449 ((status[1] & 0xf0) >> 3); 6450 } else { 6451 /* 6452 * Typical bezel limits. Taken from 'Synaptics 6453 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6454 */ 6455 synhw.maximumXCoord = 5472; 6456 synhw.maximumYCoord = 4448; 6457 } 6458 6459 if (synhw.capReportsMin) { 6460 if (!set_mouse_scaling(kbdc, 1)) 6461 return (FALSE); 6462 if (mouse_ext_command(kbdc, 6463 SYNAPTICS_READ_MIN_COORDS) == 0) 6464 return (FALSE); 6465 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6466 return (FALSE); 6467 6468 synhw.minimumXCoord = (status[0] << 5) | 6469 ((status[1] & 0x0f) << 1); 6470 synhw.minimumYCoord = (status[2] << 5) | 6471 ((status[1] & 0xf0) >> 3); 6472 } else { 6473 /* 6474 * Typical bezel limits. Taken from 'Synaptics 6475 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6476 */ 6477 synhw.minimumXCoord = 1472; 6478 synhw.minimumYCoord = 1408; 6479 } 6480 6481 /* 6482 * ClickPad properties are not exported through PS/2 6483 * protocol. Detection is based on controller's PnP ID. 6484 */ 6485 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6486 switch (psmcpnp_sc->type) { 6487 case PSMCPNP_FORCEPAD: 6488 synhw.forcePad = 1; 6489 break; 6490 case PSMCPNP_TOPBUTTONPAD: 6491 synhw.topButtonPad = 1; 6492 break; 6493 default: 6494 break; 6495 } 6496 } 6497 6498 if (verbose >= 2) { 6499 printf(" Continued capabilities:\n"); 6500 printf(" capClickPad: %d\n", 6501 synhw.capClickPad); 6502 printf(" capDeluxeLEDs: %d\n", 6503 synhw.capDeluxeLEDs); 6504 printf(" noAbsoluteFilter: %d\n", 6505 synhw.noAbsoluteFilter); 6506 printf(" capReportsV: %d\n", 6507 synhw.capReportsV); 6508 printf(" capUniformClickPad: %d\n", 6509 synhw.capUniformClickPad); 6510 printf(" capReportsMin: %d\n", 6511 synhw.capReportsMin); 6512 printf(" capInterTouch: %d\n", 6513 synhw.capInterTouch); 6514 printf(" capReportsMax: %d\n", 6515 synhw.capReportsMax); 6516 printf(" capClearPad: %d\n", 6517 synhw.capClearPad); 6518 printf(" capAdvancedGestures: %d\n", 6519 synhw.capAdvancedGestures); 6520 printf(" capCoveredPad: %d\n", 6521 synhw.capCoveredPad); 6522 if (synhw.capReportsMax) { 6523 printf(" maximumXCoord: %d\n", 6524 synhw.maximumXCoord); 6525 printf(" maximumYCoord: %d\n", 6526 synhw.maximumYCoord); 6527 } 6528 if (synhw.capReportsMin) { 6529 printf(" minimumXCoord: %d\n", 6530 synhw.minimumXCoord); 6531 printf(" minimumYCoord: %d\n", 6532 synhw.minimumYCoord); 6533 } 6534 if (synhw.capClickPad) { 6535 printf(" Clickpad capabilities:\n"); 6536 printf(" forcePad: %d\n", 6537 synhw.forcePad); 6538 printf(" topButtonPad: %d\n", 6539 synhw.topButtonPad); 6540 } 6541 } 6542 buttons += synhw.capClickPad; 6543 } 6544 } 6545 6546 if (verbose >= 2) { 6547 if (synhw.capExtended) 6548 printf(" Additional Buttons: %d\n", buttons); 6549 else 6550 printf(" No extended capabilities\n"); 6551 } 6552 6553 /* 6554 * Add the default number of 3 buttons to the total 6555 * count of supported buttons reported above. 6556 */ 6557 buttons += 3; 6558 6559 /* 6560 * Read the mode byte. 6561 * 6562 * XXX: Note the Synaptics documentation also defines the first 6563 * byte of the response to this query to be a constant 0x3b, this 6564 * does not appear to be true for Touchpads with guest devices. 6565 */ 6566 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODES) == 0) 6567 return (FALSE); 6568 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6569 return (FALSE); 6570 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6571 printf(" Failed to read mode byte\n"); 6572 return (FALSE); 6573 } 6574 6575 if (arg == PROBE) 6576 sc->synhw = synhw; 6577 if (!synaptics_support) 6578 return (FALSE); 6579 6580 /* Set mouse type just now for synaptics_set_mode() */ 6581 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6582 6583 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6584 6585 if (trackpoint_support && synhw.capPassthrough) { 6586 enable_trackpoint(sc, arg); 6587 } 6588 6589 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6590 6591 if (arg == PROBE) { 6592 /* Create sysctl tree. */ 6593 synaptics_sysctl_create_tree(sc, "synaptics", 6594 "Synaptics TouchPad"); 6595 sc->hw.buttons = buttons; 6596 } 6597 6598 return (TRUE); 6599 } 6600 6601 static void 6602 synaptics_passthrough_on(struct psm_softc *sc) 6603 { 6604 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6605 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6606 } 6607 6608 static void 6609 synaptics_passthrough_off(struct psm_softc *sc) 6610 { 6611 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6612 set_mouse_scaling(sc->kbdc, 2); 6613 set_mouse_scaling(sc->kbdc, 1); 6614 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6615 } 6616 6617 /* IBM/Lenovo TrackPoint */ 6618 static int 6619 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6620 { 6621 const int seq[] = { 0xe2, cmd, loc, val }; 6622 int i; 6623 6624 if (sc->synhw.capPassthrough) 6625 synaptics_passthrough_on(sc); 6626 6627 for (i = 0; i < nitems(seq); i++) { 6628 if (sc->synhw.capPassthrough && 6629 (seq[i] == 0xff || seq[i] == 0xe7)) 6630 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6631 synaptics_passthrough_off(sc); 6632 return (EIO); 6633 } 6634 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6635 if (sc->synhw.capPassthrough) 6636 synaptics_passthrough_off(sc); 6637 return (EIO); 6638 } 6639 } 6640 6641 if (sc->synhw.capPassthrough) 6642 synaptics_passthrough_off(sc); 6643 6644 return (0); 6645 } 6646 6647 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6648 #define TPMASK 0 6649 #define TPLOC 1 6650 #define TPINFO 2 6651 6652 static int 6653 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6654 { 6655 static const int data[][3] = { 6656 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6657 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6658 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6659 { 0x00, 0x57, PSM_TPINFO(reach) }, 6660 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6661 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6662 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6663 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6664 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6665 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6666 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6667 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6668 }; 6669 struct psm_softc *sc; 6670 int error, newval, *oldvalp; 6671 const int *tp; 6672 6673 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6674 return (EINVAL); 6675 sc = arg1; 6676 tp = data[arg2]; 6677 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6678 newval = *oldvalp; 6679 error = sysctl_handle_int(oidp, &newval, 0, req); 6680 if (error != 0) 6681 return (error); 6682 if (newval == *oldvalp) 6683 return (0); 6684 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6685 return (EINVAL); 6686 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6687 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6688 if (error != 0) 6689 return (error); 6690 *oldvalp = newval; 6691 6692 return (0); 6693 } 6694 6695 static void 6696 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6697 { 6698 6699 if (sc->tpinfo.sysctl_tree != NULL) 6700 return; 6701 6702 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6703 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6704 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6705 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", CTLFLAG_RD, 6706 0, "IBM/Lenovo TrackPoint"); 6707 6708 /* hw.psm.trackpoint.sensitivity */ 6709 sc->tpinfo.sensitivity = 0x80; 6710 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6711 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6712 "sensitivity", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6713 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6714 trackpoint_sysctl, "I", 6715 "Sensitivity"); 6716 6717 /* hw.psm.trackpoint.negative_inertia */ 6718 sc->tpinfo.inertia = 0x06; 6719 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6720 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6721 "negative_inertia", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6722 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6723 trackpoint_sysctl, "I", 6724 "Negative inertia factor"); 6725 6726 /* hw.psm.trackpoint.upper_plateau */ 6727 sc->tpinfo.uplateau = 0x61; 6728 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6729 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6730 "upper_plateau", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6731 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6732 trackpoint_sysctl, "I", 6733 "Transfer function upper plateau speed"); 6734 6735 /* hw.psm.trackpoint.backup_range */ 6736 sc->tpinfo.reach = 0x0a; 6737 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6738 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6739 "backup_range", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6740 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6741 trackpoint_sysctl, "I", 6742 "Backup range"); 6743 6744 /* hw.psm.trackpoint.drag_hysteresis */ 6745 sc->tpinfo.draghys = 0xff; 6746 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6747 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6748 "drag_hysteresis", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6749 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6750 trackpoint_sysctl, "I", 6751 "Drag hysteresis"); 6752 6753 /* hw.psm.trackpoint.minimum_drag */ 6754 sc->tpinfo.mindrag = 0x14; 6755 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6756 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6757 "minimum_drag", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6758 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6759 trackpoint_sysctl, "I", 6760 "Minimum drag"); 6761 6762 /* hw.psm.trackpoint.up_threshold */ 6763 sc->tpinfo.upthresh = 0xff; 6764 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6765 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6766 "up_threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6767 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6768 trackpoint_sysctl, "I", 6769 "Up threshold for release"); 6770 6771 /* hw.psm.trackpoint.threshold */ 6772 sc->tpinfo.threshold = 0x08; 6773 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6774 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6775 "threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6776 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6777 trackpoint_sysctl, "I", 6778 "Threshold"); 6779 6780 /* hw.psm.trackpoint.jenks_curvature */ 6781 sc->tpinfo.jenks = 0x87; 6782 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6783 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6784 "jenks_curvature", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6785 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6786 trackpoint_sysctl, "I", 6787 "Jenks curvature"); 6788 6789 /* hw.psm.trackpoint.z_time */ 6790 sc->tpinfo.ztime = 0x26; 6791 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6792 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6793 "z_time", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6794 sc, TRACKPOINT_SYSCTL_Z_TIME, 6795 trackpoint_sysctl, "I", 6796 "Z time constant"); 6797 6798 /* hw.psm.trackpoint.press_to_select */ 6799 sc->tpinfo.pts = 0x00; 6800 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6801 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6802 "press_to_select", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6803 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6804 trackpoint_sysctl, "I", 6805 "Press to Select"); 6806 6807 /* hw.psm.trackpoint.skip_backups */ 6808 sc->tpinfo.skipback = 0x00; 6809 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6810 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6811 "skip_backups", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6812 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6813 trackpoint_sysctl, "I", 6814 "Skip backups from drags"); 6815 } 6816 6817 static void 6818 set_trackpoint_parameters(struct psm_softc *sc) 6819 { 6820 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6821 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6822 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6823 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6824 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6825 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6826 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6827 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6828 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6829 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6830 if (sc->tpinfo.pts == 0x01) 6831 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6832 if (sc->tpinfo.skipback == 0x01) 6833 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6834 } 6835 6836 static int 6837 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6838 { 6839 KBDC kbdc = sc->kbdc; 6840 int id; 6841 6842 /* 6843 * If called from enable_synaptics(), make sure that passthrough 6844 * mode is enabled so we can reach the trackpoint. 6845 * However, passthrough mode must be disabled before setting the 6846 * trackpoint parameters, as rackpoint_command() enables and disables 6847 * passthrough mode on its own. 6848 */ 6849 if (sc->synhw.capPassthrough) 6850 synaptics_passthrough_on(sc); 6851 6852 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6853 read_aux_data(kbdc) != 0x01) 6854 goto no_trackpoint; 6855 id = read_aux_data(kbdc); 6856 if (id < 0x01) 6857 goto no_trackpoint; 6858 if (arg == PROBE) 6859 sc->tphw = id; 6860 if (!trackpoint_support) 6861 goto no_trackpoint; 6862 6863 if (sc->synhw.capPassthrough) 6864 synaptics_passthrough_off(sc); 6865 6866 if (arg == PROBE) { 6867 trackpoint_sysctl_create_tree(sc); 6868 /* 6869 * Don't overwrite hwid and buttons when we are 6870 * a guest device. 6871 */ 6872 if (!sc->synhw.capPassthrough) { 6873 sc->hw.hwid = id; 6874 sc->hw.buttons = 3; 6875 } 6876 } 6877 6878 set_trackpoint_parameters(sc); 6879 6880 return (TRUE); 6881 6882 no_trackpoint: 6883 if (sc->synhw.capPassthrough) 6884 synaptics_passthrough_off(sc); 6885 6886 return (FALSE); 6887 } 6888 6889 /* Interlink electronics VersaPad */ 6890 static int 6891 enable_versapad(struct psm_softc *sc, enum probearg arg) 6892 { 6893 KBDC kbdc = sc->kbdc; 6894 int data[3]; 6895 6896 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 6897 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 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 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6902 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 6903 return (FALSE); 6904 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 6905 return (FALSE); 6906 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6907 6908 return (TRUE); /* PS/2 absolute mode */ 6909 } 6910 6911 /* Elantech Touchpad */ 6912 static int 6913 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 6914 { 6915 int res, readcmd, retidx; 6916 int resp[3]; 6917 6918 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 6919 retidx = hwversion == 4 ? 1 : 0; 6920 6921 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6922 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 6923 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6924 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6925 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6926 6927 if (res == 0) 6928 *val = resp[retidx]; 6929 6930 return (res); 6931 } 6932 6933 static int 6934 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 6935 { 6936 int res, writecmd; 6937 6938 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 6939 6940 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6941 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6942 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6943 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6944 if (hwversion == 4) { 6945 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6946 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6947 } 6948 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6949 res |= send_aux_command(kbdc, val) != PSM_ACK; 6950 res |= set_mouse_scaling(kbdc, 1) == 0; 6951 6952 return (res); 6953 } 6954 6955 static int 6956 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 6957 { 6958 int res; 6959 6960 if (hwversion == 2) { 6961 res = set_mouse_scaling(kbdc, 1) == 0; 6962 res |= mouse_ext_command(kbdc, cmd) == 0; 6963 } else { 6964 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6965 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 6966 } 6967 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6968 6969 return (res); 6970 } 6971 6972 static int 6973 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 6974 { 6975 int i, val, res, hwversion, reg10; 6976 6977 /* set absolute mode */ 6978 hwversion = elanhw->hwversion; 6979 reg10 = -1; 6980 switch (hwversion) { 6981 case 2: 6982 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 6983 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6984 if (res) 6985 break; 6986 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 6987 break; 6988 case 3: 6989 reg10 = 0x0b; 6990 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6991 break; 6992 case 4: 6993 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 6994 break; 6995 default: 6996 res = 1; 6997 } 6998 6999 /* Read back reg 0x10 to ensure hardware is ready. */ 7000 if (res == 0 && reg10 >= 0) { 7001 for (i = 0; i < 5; i++) { 7002 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 7003 break; 7004 DELAY(2000); 7005 } 7006 if (i == 5) 7007 res = 1; 7008 } 7009 7010 if (res) 7011 printf("couldn't set absolute mode\n"); 7012 7013 return (res); 7014 } 7015 7016 static void 7017 elantech_init_synaptics(struct psm_softc *sc) 7018 { 7019 7020 /* Set capabilites required by movement smother */ 7021 sc->synhw.infoMajor = sc->elanhw.hwversion; 7022 sc->synhw.infoMinor = sc->elanhw.fwversion; 7023 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 7024 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 7025 sc->synhw.verticalScroll = 0; 7026 sc->synhw.nExtendedQueries = 4; 7027 sc->synhw.capExtended = 1; 7028 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 7029 sc->synhw.capClickPad = sc->elanhw.isclickpad; 7030 sc->synhw.capMultiFinger = 1; 7031 if (sc->elanhw.issemimt) 7032 sc->synhw.capAdvancedGestures = 1; 7033 else 7034 sc->synhw.capReportsV = 1; 7035 sc->synhw.capPalmDetect = 1; 7036 sc->synhw.capPen = 0; 7037 sc->synhw.capReportsMax = 1; 7038 sc->synhw.maximumXCoord = sc->elanhw.sizex; 7039 sc->synhw.maximumYCoord = sc->elanhw.sizey; 7040 sc->synhw.capReportsMin = 1; 7041 sc->synhw.minimumXCoord = 0; 7042 sc->synhw.minimumYCoord = 0; 7043 7044 if (sc->syninfo.sysctl_tree == NULL) { 7045 synaptics_sysctl_create_tree(sc, "elantech", 7046 "Elantech Touchpad"); 7047 7048 /* 7049 * Adjust synaptic smoother tunables 7050 * 1. Disable finger detection pressure threshold. Unlike 7051 * synaptics we assume the finger is acting when packet with 7052 * its X&Y arrives not when pressure exceedes some threshold 7053 * 2. Disable unrelated features like margins and noisy areas 7054 * 3. Disable virtual scroll areas as 2nd finger is preferable 7055 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 7056 * softbuttons 7057 * 5. Scale down divisors and movement lengths by a factor of 3 7058 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 7059 */ 7060 7061 /* Set reporting range to be equal touchpad size */ 7062 sc->syninfo.max_x = sc->elanhw.sizex; 7063 sc->syninfo.max_y = sc->elanhw.sizey; 7064 7065 /* Disable finger detection pressure threshold */ 7066 sc->syninfo.min_pressure = 1; 7067 7068 /* Adjust palm width to nearly match synaptics w=10 */ 7069 sc->syninfo.max_width = 7; 7070 7071 /* Elans often report double & triple taps as single event */ 7072 sc->syninfo.tap_min_queue = 1; 7073 7074 /* Use full area of touchpad */ 7075 sc->syninfo.margin_top = 0; 7076 sc->syninfo.margin_right = 0; 7077 sc->syninfo.margin_bottom = 0; 7078 sc->syninfo.margin_left = 0; 7079 7080 /* Disable noisy area */ 7081 sc->syninfo.na_top = 0; 7082 sc->syninfo.na_right = 0; 7083 sc->syninfo.na_bottom = 0; 7084 sc->syninfo.na_left = 0; 7085 7086 /* Tune divisors and movement lengths */ 7087 sc->syninfo.weight_len_squared = 200; 7088 sc->syninfo.div_min = 3; 7089 sc->syninfo.div_max = 6; 7090 sc->syninfo.div_max_na = 10; 7091 sc->syninfo.div_len = 30; 7092 sc->syninfo.tap_max_delta = 25; 7093 7094 /* Disable virtual scrolling areas and tune its divisors */ 7095 sc->syninfo.vscroll_hor_area = 0; 7096 sc->syninfo.vscroll_ver_area = 0; 7097 sc->syninfo.vscroll_min_delta = 15; 7098 sc->syninfo.vscroll_div_min = 30; 7099 sc->syninfo.vscroll_div_max = 50; 7100 7101 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 7102 if (sc->elanhw.isclickpad) { 7103 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 7104 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 7105 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 7106 } 7107 } 7108 7109 return; 7110 } 7111 7112 static int 7113 enable_elantech(struct psm_softc *sc, enum probearg arg) 7114 { 7115 static const int ic2hw[] = 7116 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 7117 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 0 }; 7118 static const int fw_sizes[][3] = { 7119 /* FW.vers MaxX MaxY */ 7120 { 0x020030, 1152, 768 }, 7121 { 0x020800, 1152, 768 }, 7122 { 0x020b00, 1152, 768 }, 7123 { 0x040215, 900, 500 }, 7124 { 0x040216, 819, 405 }, 7125 { 0x040219, 900, 500 }, 7126 }; 7127 elantechhw_t elanhw; 7128 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 7129 KBDC kbdc = sc->kbdc; 7130 7131 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 7132 7133 set_mouse_scaling(kbdc, 1); 7134 set_mouse_scaling(kbdc, 1); 7135 set_mouse_scaling(kbdc, 1); 7136 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 7137 return (FALSE); 7138 7139 if (!ELANTECH_MAGIC(resp)) 7140 return (FALSE); 7141 7142 /* Identify the Touchpad version. */ 7143 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 7144 return (FALSE); 7145 7146 bzero(&elanhw, sizeof(elanhw)); 7147 7148 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 7149 icversion = resp[0] & 0x0f; 7150 hwversion = ic2hw[icversion]; 7151 7152 if (verbose >= 2) 7153 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 7154 hwversion, elanhw.fwversion); 7155 7156 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 7157 printf (" Unsupported touchpad hardware (v1)\n"); 7158 return (FALSE); 7159 } 7160 if (hwversion == 0) { 7161 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 7162 elanhw.fwversion); 7163 return (FALSE); 7164 } 7165 7166 /* Get the Touchpad model information. */ 7167 elanhw.hwversion = hwversion; 7168 elanhw.issemimt = hwversion == 2; 7169 elanhw.isclickpad = (resp[1] & 0x10) != 0; 7170 elanhw.hascrc = (resp[1] & 0x40) != 0; 7171 elanhw.haspressure = elanhw.fwversion >= 0x020800; 7172 7173 /* Read the capability bits. */ 7174 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 7175 printf(" Failed to read capability bits\n"); 7176 return (FALSE); 7177 } 7178 7179 elanhw.ntracesx = imax(resp[1], 3); 7180 elanhw.ntracesy = imax(resp[2], 3); 7181 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 7182 7183 /* Get the touchpad resolution */ 7184 switch (hwversion) { 7185 case 4: 7186 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7187 == 0) { 7188 dpix = (resp[1] & 0x0f) * 10 + 790; 7189 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7190 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7191 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7192 break; 7193 } 7194 /* FALLTHROUGH */ 7195 case 2: 7196 case 3: 7197 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7198 break; 7199 } 7200 7201 if (!elantech_support) 7202 return (FALSE); 7203 7204 if (elantech_init(kbdc, &elanhw)) { 7205 printf("couldn't initialize elantech touchpad\n"); 7206 return (FALSE); 7207 } 7208 7209 /* 7210 * Get the touchpad reporting range. 7211 * On HW v.3 touchpads it should be done after switching hardware 7212 * to real resolution mode (by setting bit 3 of reg10) 7213 */ 7214 elanhw.dptracex = elanhw.dptracey = 64; 7215 for (i = 0; i < nitems(fw_sizes); i++) { 7216 if (elanhw.fwversion == fw_sizes[i][0]) { 7217 elanhw.sizex = fw_sizes[i][1]; 7218 elanhw.sizey = fw_sizes[i][2]; 7219 goto found; 7220 } 7221 } 7222 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7223 printf(" Failed to read touchpad size\n"); 7224 elanhw.sizex = 10000; /* Arbitrary high values to */ 7225 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7226 } else if (hwversion == 2) { 7227 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7228 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7229 elanhw.dptracex = resp[1] / 2; 7230 elanhw.dptracey = resp[2] / 2; 7231 } 7232 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7233 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7234 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7235 } else { 7236 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7237 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7238 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7239 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7240 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7241 } 7242 found: 7243 if (verbose >= 2) { 7244 printf(" Model information:\n"); 7245 printf(" MaxX: %d\n", elanhw.sizex); 7246 printf(" MaxY: %d\n", elanhw.sizey); 7247 printf(" DpmmX: %d\n", elanhw.dpmmx); 7248 printf(" DpmmY: %d\n", elanhw.dpmmy); 7249 printf(" TracesX: %d\n", elanhw.ntracesx); 7250 printf(" TracesY: %d\n", elanhw.ntracesy); 7251 printf(" DptraceX: %d\n", elanhw.dptracex); 7252 printf(" DptraceY: %d\n", elanhw.dptracey); 7253 printf(" SemiMT: %d\n", elanhw.issemimt); 7254 printf(" Clickpad: %d\n", elanhw.isclickpad); 7255 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7256 printf(" CRC: %d\n", elanhw.hascrc); 7257 printf(" Pressure: %d\n", elanhw.haspressure); 7258 } 7259 7260 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7261 7262 if (arg == PROBE) { 7263 sc->elanhw = elanhw; 7264 sc->hw.buttons = 3; 7265 7266 /* Initialize synaptics movement smoother */ 7267 elantech_init_synaptics(sc); 7268 7269 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7270 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7271 } 7272 7273 return (TRUE); 7274 } 7275 7276 /* 7277 * Return true if 'now' is earlier than (start + (secs.usecs)). 7278 * Now may be NULL and the function will fetch the current time from 7279 * getmicrouptime(), or a cached 'now' can be passed in. 7280 * All values should be numbers derived from getmicrouptime(). 7281 */ 7282 static int 7283 timeelapsed(start, secs, usecs, now) 7284 const struct timeval *start, *now; 7285 int secs, usecs; 7286 { 7287 struct timeval snow, tv; 7288 7289 /* if there is no 'now' passed in, the get it as a convience. */ 7290 if (now == NULL) { 7291 getmicrouptime(&snow); 7292 now = &snow; 7293 } 7294 7295 tv.tv_sec = secs; 7296 tv.tv_usec = usecs; 7297 timevaladd(&tv, start); 7298 return (timevalcmp(&tv, now, <)); 7299 } 7300 7301 static int 7302 psmresume(device_t dev) 7303 { 7304 struct psm_softc *sc = device_get_softc(dev); 7305 int unit = device_get_unit(dev); 7306 int err; 7307 7308 VLOG(2, (LOG_NOTICE, "psm%d: system resume hook called.\n", unit)); 7309 7310 if ((sc->config & 7311 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7312 return (0); 7313 7314 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7315 7316 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7317 /* 7318 * Release the blocked process; it must be notified that 7319 * the device cannot be accessed anymore. 7320 */ 7321 sc->state &= ~PSM_ASLP; 7322 wakeup(sc); 7323 } 7324 7325 VLOG(2, (LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit)); 7326 7327 return (err); 7328 } 7329 7330 DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 7331 #ifdef EVDEV_SUPPORT 7332 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7333 #endif 7334 7335 #ifdef DEV_ISA 7336 7337 /* 7338 * This sucks up assignments from PNPBIOS and ACPI. 7339 */ 7340 7341 /* 7342 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7343 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7344 * can be probed and attached only after the AT keyboard controller is 7345 * attached, we shall quietly reserve the IRQ resource for later use. 7346 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7347 * copy the IRQ resource to the PS/2 mouse device instance hanging 7348 * under the keyboard controller, then probe and attach it. 7349 */ 7350 7351 static devclass_t psmcpnp_devclass; 7352 7353 static device_probe_t psmcpnp_probe; 7354 static device_attach_t psmcpnp_attach; 7355 7356 static device_method_t psmcpnp_methods[] = { 7357 DEVMETHOD(device_probe, psmcpnp_probe), 7358 DEVMETHOD(device_attach, psmcpnp_attach), 7359 7360 { 0, 0 } 7361 }; 7362 7363 static driver_t psmcpnp_driver = { 7364 PSMCPNP_DRIVER_NAME, 7365 psmcpnp_methods, 7366 sizeof(struct psmcpnp_softc), 7367 }; 7368 7369 static struct isa_pnp_id psmcpnp_ids[] = { 7370 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7371 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7372 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7373 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7374 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7375 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7376 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7377 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7378 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7379 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7380 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7381 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7382 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7383 { 0 } 7384 }; 7385 7386 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7387 static struct isa_pnp_id topbtpad_ids[] = { 7388 { 0x1700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0017, ThinkPad */ 7389 { 0x1800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0018, ThinkPad */ 7390 { 0x1900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0019, ThinkPad */ 7391 { 0x2300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0023, ThinkPad */ 7392 { 0x2a00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002a, ThinkPad */ 7393 { 0x2b00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002b, ThinkPad */ 7394 { 0x2c00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002c, ThinkPad */ 7395 { 0x2d00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002d, ThinkPad */ 7396 { 0x2e00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002e, ThinkPad */ 7397 { 0x3300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0033, ThinkPad */ 7398 { 0x3400ae30, "Lenovo PS/2 clickpad port" }, /* LEN0034, ThinkPad */ 7399 { 0x3500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0035, ThinkPad */ 7400 { 0x3600ae30, "Lenovo PS/2 clickpad port" }, /* LEN0036, ThinkPad */ 7401 { 0x3700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0037, ThinkPad */ 7402 { 0x3800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0038, ThinkPad */ 7403 { 0x3900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0039, ThinkPad */ 7404 { 0x4100ae30, "Lenovo PS/2 clickpad port" }, /* LEN0041, ThinkPad */ 7405 { 0x4200ae30, "Lenovo PS/2 clickpad port" }, /* LEN0042, ThinkPad */ 7406 { 0x4500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0045, ThinkPad */ 7407 { 0x4700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0047, ThinkPad */ 7408 { 0x4900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0049, ThinkPad */ 7409 { 0x0020ae30, "Lenovo PS/2 clickpad port" }, /* LEN2000, ThinkPad */ 7410 { 0x0120ae30, "Lenovo PS/2 clickpad port" }, /* LEN2001, ThinkPad */ 7411 { 0x0220ae30, "Lenovo PS/2 clickpad port" }, /* LEN2002, ThinkPad */ 7412 { 0x0320ae30, "Lenovo PS/2 clickpad port" }, /* LEN2003, ThinkPad */ 7413 { 0x0420ae30, "Lenovo PS/2 clickpad port" }, /* LEN2004, ThinkPad */ 7414 { 0x0520ae30, "Lenovo PS/2 clickpad port" }, /* LEN2005, ThinkPad */ 7415 { 0x0620ae30, "Lenovo PS/2 clickpad port" }, /* LEN2006, ThinkPad */ 7416 { 0x0720ae30, "Lenovo PS/2 clickpad port" }, /* LEN2007, ThinkPad */ 7417 { 0x0820ae30, "Lenovo PS/2 clickpad port" }, /* LEN2008, ThinkPad */ 7418 { 0x0920ae30, "Lenovo PS/2 clickpad port" }, /* LEN2009, ThinkPad */ 7419 { 0x0a20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200a, ThinkPad */ 7420 { 0x0b20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200b, ThinkPad */ 7421 { 0 } 7422 }; 7423 7424 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7425 static struct isa_pnp_id forcepad_ids[] = { 7426 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7427 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7428 { 0 } 7429 }; 7430 7431 static int 7432 create_a_copy(device_t atkbdc, device_t me) 7433 { 7434 device_t psm; 7435 u_long irq; 7436 7437 /* find the PS/2 mouse device instance under the keyboard controller */ 7438 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7439 device_get_unit(atkbdc)); 7440 if (psm == NULL) 7441 return (ENXIO); 7442 if (device_get_state(psm) != DS_NOTPRESENT) 7443 return (0); 7444 7445 /* move our resource to the found device */ 7446 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7447 bus_delete_resource(me, SYS_RES_IRQ, 0); 7448 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7449 7450 /* ...then probe and attach it */ 7451 return (device_probe_and_attach(psm)); 7452 } 7453 7454 static int 7455 psmcpnp_probe(device_t dev) 7456 { 7457 struct psmcpnp_softc *sc = device_get_softc(dev); 7458 struct resource *res; 7459 u_long irq; 7460 int rid; 7461 7462 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7463 sc->type = PSMCPNP_FORCEPAD; 7464 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, topbtpad_ids) == 0) 7465 sc->type = PSMCPNP_TOPBUTTONPAD; 7466 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7467 sc->type = PSMCPNP_GENERIC; 7468 else 7469 return (ENXIO); 7470 7471 /* 7472 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7473 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7474 * declares the PS/2 mouse device node without an IRQ resource! 7475 * If this happens, we shall refer to device hints. 7476 * If we still don't find it there, use a hardcoded value... XXX 7477 */ 7478 rid = 0; 7479 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7480 if (irq <= 0) { 7481 if (resource_long_value(PSM_DRIVER_NAME, 7482 device_get_unit(dev),"irq", &irq) != 0) 7483 irq = 12; /* XXX */ 7484 device_printf(dev, "irq resource info is missing; " 7485 "assuming irq %ld\n", irq); 7486 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7487 } 7488 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7489 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7490 7491 /* keep quiet */ 7492 if (!bootverbose) 7493 device_quiet(dev); 7494 7495 return ((res == NULL) ? ENXIO : 0); 7496 } 7497 7498 static int 7499 psmcpnp_attach(device_t dev) 7500 { 7501 device_t atkbdc; 7502 7503 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7504 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7505 device_get_unit(dev)); 7506 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7507 create_a_copy(atkbdc, dev); 7508 7509 return (0); 7510 } 7511 7512 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7513 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7514 ISA_PNP_INFO(psmcpnp_ids); 7515 #endif /* DEV_ISA */ 7516