1 /*- 2 * Copyright (c) 1992, 1993 Erik Forsberg. 3 * Copyright (c) 1996, 1997 Kazutaka YOKOTA. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED 13 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 15 * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 16 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 17 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 18 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 19 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 20 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 21 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 22 */ 23 /* 24 * Ported to 386bsd Oct 17, 1992 25 * Sandi Donno, Computer Science, University of Cape Town, South Africa 26 * Please send bug reports to sandi@cs.uct.ac.za 27 * 28 * Thanks are also due to Rick Macklem, rick@snowhite.cis.uoguelph.ca - 29 * although I was only partially successful in getting the alpha release 30 * of his "driver for the Logitech and ATI Inport Bus mice for use with 31 * 386bsd and the X386 port" to work with my Microsoft mouse, I nevertheless 32 * found his code to be an invaluable reference when porting this driver 33 * to 386bsd. 34 * 35 * Further modifications for latest 386BSD+patchkit and port to NetBSD, 36 * Andrew Herbert <andrew@werple.apana.org.au> - 8 June 1993 37 * 38 * Cloned from the Microsoft Bus Mouse driver, also by Erik Forsberg, by 39 * Andrew Herbert - 12 June 1993 40 * 41 * Modified for PS/2 mouse by Charles Hannum <mycroft@ai.mit.edu> 42 * - 13 June 1993 43 * 44 * Modified for PS/2 AUX mouse by Shoji Yuen <yuen@nuie.nagoya-u.ac.jp> 45 * - 24 October 1993 46 * 47 * Hardware access routines and probe logic rewritten by 48 * Kazutaka Yokota <yokota@zodiac.mech.utsunomiya-u.ac.jp> 49 * - 3, 14, 22 October 1996. 50 * - 12 November 1996. IOCTLs and rearranging `psmread', `psmioctl'... 51 * - 14, 30 November 1996. Uses `kbdio.c'. 52 * - 13 December 1996. Uses queuing version of `kbdio.c'. 53 * - January/February 1997. Tweaked probe logic for 54 * HiNote UltraII/Latitude/Armada laptops. 55 * - 30 July 1997. Added APM support. 56 * - 5 March 1997. Defined driver configuration flags (PSM_CONFIG_XXX). 57 * Improved sync check logic. 58 * Vendor specific support routines. 59 */ 60 61 #include <sys/cdefs.h> 62 __FBSDID("$FreeBSD$"); 63 64 #include "opt_isa.h" 65 #include "opt_psm.h" 66 #include "opt_evdev.h" 67 68 #include <sys/param.h> 69 #include <sys/systm.h> 70 #include <sys/kernel.h> 71 #include <sys/module.h> 72 #include <sys/bus.h> 73 #include <sys/conf.h> 74 #include <sys/filio.h> 75 #include <sys/poll.h> 76 #include <sys/sigio.h> 77 #include <sys/signalvar.h> 78 #include <sys/syslog.h> 79 #include <machine/bus.h> 80 #include <sys/rman.h> 81 #include <sys/selinfo.h> 82 #include <sys/sysctl.h> 83 #include <sys/time.h> 84 #include <sys/uio.h> 85 86 #include <sys/limits.h> 87 #include <sys/mouse.h> 88 #include <machine/resource.h> 89 90 #ifdef DEV_ISA 91 #include <isa/isavar.h> 92 #endif 93 94 #ifdef EVDEV_SUPPORT 95 #include <dev/evdev/evdev.h> 96 #include <dev/evdev/input.h> 97 #endif 98 99 #include <dev/atkbdc/atkbdcreg.h> 100 #include <dev/atkbdc/psm.h> 101 102 /* 103 * Driver specific options: the following options may be set by 104 * `options' statements in the kernel configuration file. 105 */ 106 107 /* debugging */ 108 #ifndef PSM_DEBUG 109 #define PSM_DEBUG 0 /* 110 * logging: 0: none, 1: brief, 2: verbose 111 * 3: sync errors, 4: all packets 112 */ 113 #endif 114 #define VLOG(level, args) do { \ 115 if (verbose >= level) \ 116 log args; \ 117 } while (0) 118 119 #ifndef PSM_INPUT_TIMEOUT 120 #define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */ 121 #endif 122 123 #ifndef PSM_TAP_TIMEOUT 124 #define PSM_TAP_TIMEOUT 125000 125 #endif 126 127 #ifndef PSM_TAP_THRESHOLD 128 #define PSM_TAP_THRESHOLD 25 129 #endif 130 131 /* end of driver specific options */ 132 133 #define PSMCPNP_DRIVER_NAME "psmcpnp" 134 135 struct psmcpnp_softc { 136 enum { 137 PSMCPNP_GENERIC, 138 PSMCPNP_FORCEPAD, 139 PSMCPNP_TOPBUTTONPAD, 140 } type; /* Based on PnP ID */ 141 }; 142 143 /* input queue */ 144 #define PSM_BUFSIZE 960 145 #define PSM_SMALLBUFSIZE 240 146 147 /* operation levels */ 148 #define PSM_LEVEL_BASE 0 149 #define PSM_LEVEL_STANDARD 1 150 #define PSM_LEVEL_NATIVE 2 151 #define PSM_LEVEL_MIN PSM_LEVEL_BASE 152 #define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 153 154 /* Active PS/2 multiplexing */ 155 #define PSM_NOMUX (-1) 156 157 /* Logitech PS2++ protocol */ 158 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 159 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 160 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 161 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 162 163 /* ring buffer */ 164 typedef struct ringbuf { 165 int count; /* # of valid elements in the buffer */ 166 int head; /* head pointer */ 167 int tail; /* tail poiner */ 168 u_char buf[PSM_BUFSIZE]; 169 } ringbuf_t; 170 171 /* data buffer */ 172 typedef struct packetbuf { 173 u_char ipacket[16]; /* interim input buffer */ 174 int inputbytes; /* # of bytes in the input buffer */ 175 } packetbuf_t; 176 177 #ifndef PSM_PACKETQUEUE 178 #define PSM_PACKETQUEUE 128 179 #endif 180 181 typedef struct synapticsinfo { 182 struct sysctl_ctx_list sysctl_ctx; 183 struct sysctl_oid *sysctl_tree; 184 int directional_scrolls; 185 int two_finger_scroll; 186 int min_pressure; 187 int max_pressure; 188 int max_width; 189 int margin_top; 190 int margin_right; 191 int margin_bottom; 192 int margin_left; 193 int na_top; 194 int na_right; 195 int na_bottom; 196 int na_left; 197 int window_min; 198 int window_max; 199 int multiplicator; 200 int weight_current; 201 int weight_previous; 202 int weight_previous_na; 203 int weight_len_squared; 204 int div_min; 205 int div_max; 206 int div_max_na; 207 int div_len; 208 int tap_max_delta; 209 int tap_min_queue; 210 int taphold_timeout; 211 int vscroll_ver_area; 212 int vscroll_hor_area; 213 int vscroll_min_delta; 214 int vscroll_div_min; 215 int vscroll_div_max; 216 int touchpad_off; 217 int softbuttons_y; 218 int softbutton2_x; 219 int softbutton3_x; 220 int max_x; 221 int max_y; 222 } synapticsinfo_t; 223 224 typedef struct synapticspacket { 225 int x; 226 int y; 227 } synapticspacket_t; 228 229 #define SYNAPTICS_PACKETQUEUE 10 230 #define SYNAPTICS_QUEUE_CURSOR(x) \ 231 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 232 233 #define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 234 ((synhw).infoMajor > (major) || \ 235 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 236 237 typedef struct smoother { 238 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 239 int queue_len; 240 int queue_cursor; 241 int start_x; 242 int start_y; 243 int avg_dx; 244 int avg_dy; 245 int squelch_x; 246 int squelch_y; 247 int is_fuzzy; 248 int active; 249 } smoother_t; 250 251 typedef struct gesture { 252 int window_min; 253 int fingers_nb; 254 int tap_button; 255 int in_taphold; 256 int in_vscroll; 257 int zmax; /* maximum pressure value */ 258 struct timeval taptimeout; /* tap timeout for touchpads */ 259 } gesture_t; 260 261 enum { 262 TRACKPOINT_SYSCTL_SENSITIVITY, 263 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 264 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 265 TRACKPOINT_SYSCTL_BACKUP_RANGE, 266 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 267 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 268 TRACKPOINT_SYSCTL_UP_THRESHOLD, 269 TRACKPOINT_SYSCTL_THRESHOLD, 270 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 271 TRACKPOINT_SYSCTL_Z_TIME, 272 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 273 TRACKPOINT_SYSCTL_SKIP_BACKUPS 274 }; 275 276 typedef struct trackpointinfo { 277 struct sysctl_ctx_list sysctl_ctx; 278 struct sysctl_oid *sysctl_tree; 279 int sensitivity; 280 int inertia; 281 int uplateau; 282 int reach; 283 int draghys; 284 int mindrag; 285 int upthresh; 286 int threshold; 287 int jenks; 288 int ztime; 289 int pts; 290 int skipback; 291 } trackpointinfo_t; 292 293 typedef struct finger { 294 int x; 295 int y; 296 int p; 297 int w; 298 int flags; 299 } finger_t; 300 #define PSM_FINGERS 2 /* # of processed fingers */ 301 #define PSM_FINGER_IS_PEN (1<<0) 302 #define PSM_FINGER_FUZZY (1<<1) 303 #define PSM_FINGER_DEFAULT_P tap_threshold 304 #define PSM_FINGER_DEFAULT_W 1 305 #define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 306 #define PSM_FINGER_RESET(f) do { \ 307 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 308 } while (0) 309 310 typedef struct elantechhw { 311 int hwversion; 312 int fwversion; 313 int sizex; 314 int sizey; 315 int dpmmx; 316 int dpmmy; 317 int ntracesx; 318 int ntracesy; 319 int dptracex; 320 int dptracey; 321 int issemimt; 322 int isclickpad; 323 int hascrc; 324 int hastrackpoint; 325 int haspressure; 326 } elantechhw_t; 327 328 /* minimum versions supported by this driver */ 329 #define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 330 331 #define ELANTECH_MAGIC(magic) \ 332 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 333 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 334 335 #define ELANTECH_FW_ID 0x00 336 #define ELANTECH_FW_VERSION 0x01 337 #define ELANTECH_CAPABILITIES 0x02 338 #define ELANTECH_SAMPLE 0x03 339 #define ELANTECH_RESOLUTION 0x04 340 #define ELANTECH_REG_READ 0x10 341 #define ELANTECH_REG_WRITE 0x11 342 #define ELANTECH_REG_RDWR 0x00 343 #define ELANTECH_CUSTOM_CMD 0xf8 344 345 #ifdef EVDEV_SUPPORT 346 #define ELANTECH_MAX_FINGERS 5 347 #else 348 #define ELANTECH_MAX_FINGERS PSM_FINGERS 349 #endif 350 351 #define ELANTECH_FINGER_MAX_P 255 352 #define ELANTECH_FINGER_MAX_W 15 353 #define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 354 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 355 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 356 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 357 .w = PSM_FINGER_DEFAULT_W, \ 358 .flags = 0 \ 359 } 360 361 enum { 362 ELANTECH_PKT_NOP, 363 ELANTECH_PKT_TRACKPOINT, 364 ELANTECH_PKT_V2_COMMON, 365 ELANTECH_PKT_V2_2FINGER, 366 ELANTECH_PKT_V3, 367 ELANTECH_PKT_V4_STATUS, 368 ELANTECH_PKT_V4_HEAD, 369 ELANTECH_PKT_V4_MOTION 370 }; 371 372 #define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 373 #define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 374 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 375 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 376 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 377 (pb)->ipacket[5] == 0xff) 378 #define ELANTECH_PKT_IS_V2(pb) \ 379 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 380 #define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 381 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 382 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 383 #define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 384 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 385 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 386 #define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 387 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 388 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x1c) == 0x10) 389 390 typedef struct elantechaction { 391 finger_t fingers[ELANTECH_MAX_FINGERS]; 392 int mask; 393 int mask_v4wait; 394 } elantechaction_t; 395 396 /* driver control block */ 397 struct psm_softc { /* Driver status information */ 398 int unit; 399 struct selinfo rsel; /* Process selecting for Input */ 400 u_char state; /* Mouse driver state */ 401 int config; /* driver configuration flags */ 402 int flags; /* other flags */ 403 KBDC kbdc; /* handle to access kbd controller */ 404 struct resource *intr; /* IRQ resource */ 405 void *ih; /* interrupt handle */ 406 mousehw_t hw; /* hardware information */ 407 synapticshw_t synhw; /* Synaptics hardware information */ 408 synapticsinfo_t syninfo; /* Synaptics configuration */ 409 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 410 gesture_t gesture; /* Gesture context */ 411 elantechhw_t elanhw; /* Elantech hardware information */ 412 elantechaction_t elanaction; /* Elantech action context */ 413 int tphw; /* TrackPoint hardware information */ 414 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 415 mousemode_t mode; /* operation mode */ 416 mousemode_t dflt_mode; /* default operation mode */ 417 mousestatus_t status; /* accumulated mouse movement */ 418 ringbuf_t queue; /* mouse status queue */ 419 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 420 int pqueue_start; /* start of data in queue */ 421 int pqueue_end; /* end of data in queue */ 422 int button; /* the latest button state */ 423 int xold; /* previous absolute X position */ 424 int yold; /* previous absolute Y position */ 425 int xaverage; /* average X position */ 426 int yaverage; /* average Y position */ 427 int squelch; /* level to filter movement at low speed */ 428 int syncerrors; /* # of bytes discarded to synchronize */ 429 int pkterrors; /* # of packets failed during quaranteen. */ 430 int fpcount; /* forcePad valid packet counter */ 431 struct timeval inputtimeout; 432 struct timeval lastsoftintr; /* time of last soft interrupt */ 433 struct timeval lastinputerr; /* time last sync error happened */ 434 struct timeval idletimeout; 435 packetbuf_t idlepacket; /* packet to send after idle timeout */ 436 int watchdog; /* watchdog timer flag */ 437 struct callout callout; /* watchdog timer call out */ 438 struct callout softcallout; /* buffer timer call out */ 439 struct cdev *dev; 440 struct cdev *bdev; 441 int lasterr; 442 int cmdcount; 443 struct sigio *async; /* Processes waiting for SIGIO */ 444 int extended_buttons; 445 int muxport; /* MUX port with attached Synaptics */ 446 u_char muxsave[3]; /* 3->6 byte proto conversion buffer */ 447 int muxtpbuttons; /* Touchpad button state */ 448 int muxmsbuttons; /* Mouse (trackpoint) button state */ 449 struct timeval muxmidtimeout; /* middle button supression timeout */ 450 #ifdef EVDEV_SUPPORT 451 struct evdev_dev *evdev_a; /* Absolute reporting device */ 452 struct evdev_dev *evdev_r; /* Relative reporting device */ 453 #endif 454 }; 455 static devclass_t psm_devclass; 456 457 /* driver state flags (state) */ 458 #define PSM_VALID 0x80 459 #define PSM_OPEN 1 /* Device is open */ 460 #define PSM_ASLP 2 /* Waiting for mouse data */ 461 #define PSM_SOFTARMED 4 /* Software interrupt armed */ 462 #define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 463 #define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 464 #define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 465 466 /* driver configuration flags (config) */ 467 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 468 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 469 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 470 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 471 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 472 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 473 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 474 #define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 475 #define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 476 477 #define PSM_CONFIG_FLAGS \ 478 (PSM_CONFIG_RESOLUTION | \ 479 PSM_CONFIG_ACCEL | \ 480 PSM_CONFIG_NOCHECKSYNC | \ 481 PSM_CONFIG_NOIDPROBE | \ 482 PSM_CONFIG_NORESET | \ 483 PSM_CONFIG_FORCETAP | \ 484 PSM_CONFIG_IGNPORTERROR | \ 485 PSM_CONFIG_HOOKRESUME | \ 486 PSM_CONFIG_INITAFTERSUSPEND) 487 488 /* other flags (flags) */ 489 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 490 491 #define kbdcp(p) ((atkbdc_softc_t *)(p)) 492 #define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 493 & KBDC_QUIRK_KEEP_ACTIVATED) 494 495 /* Tunables */ 496 static int tap_enabled = -1; 497 static int verbose = PSM_DEBUG; 498 static int synaptics_support = 0; 499 static int trackpoint_support = 0; 500 static int elantech_support = 0; 501 502 /* for backward compatibility */ 503 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 504 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 505 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 506 507 typedef struct old_mousehw { 508 int buttons; 509 int iftype; 510 int type; 511 int hwid; 512 } old_mousehw_t; 513 514 typedef struct old_mousemode { 515 int protocol; 516 int rate; 517 int resolution; 518 int accelfactor; 519 } old_mousemode_t; 520 521 #define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 522 enum { 523 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 524 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 525 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 526 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 527 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 528 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 529 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 530 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 531 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 532 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 533 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 534 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 535 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 536 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 537 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 538 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 539 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 540 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 541 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 542 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 543 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 544 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 545 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 546 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 547 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 548 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 549 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 550 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 551 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 552 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 553 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 554 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 555 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 556 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 557 }; 558 559 /* packet formatting function */ 560 typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 561 mousestatus_t *); 562 563 /* function prototypes */ 564 static void psmidentify(driver_t *, device_t); 565 static int psmprobe(device_t); 566 static int psmattach(device_t); 567 static int psmdetach(device_t); 568 static int psmresume(device_t); 569 570 static d_open_t psm_cdev_open; 571 static d_close_t psm_cdev_close; 572 static d_read_t psmread; 573 static d_write_t psmwrite; 574 static d_ioctl_t psmioctl; 575 static d_poll_t psmpoll; 576 577 static int psmopen(struct psm_softc *); 578 static int psmclose(struct psm_softc *); 579 580 #ifdef EVDEV_SUPPORT 581 static evdev_open_t psm_ev_open_r; 582 static evdev_close_t psm_ev_close_r; 583 static evdev_open_t psm_ev_open_a; 584 static evdev_close_t psm_ev_close_a; 585 #endif 586 587 static int enable_aux_dev(KBDC); 588 static int disable_aux_dev(KBDC); 589 static int get_mouse_status(KBDC, int *, int, int); 590 static int get_aux_id(KBDC); 591 static int set_mouse_sampling_rate(KBDC, int); 592 static int set_mouse_scaling(KBDC, int); 593 static int set_mouse_resolution(KBDC, int); 594 static int set_mouse_mode(KBDC); 595 static int get_mouse_buttons(KBDC); 596 static int is_a_mouse(int); 597 static void recover_from_error(KBDC); 598 static int restore_controller(KBDC, int); 599 static int doinitialize(struct psm_softc *, mousemode_t *); 600 static int doopen(struct psm_softc *, int); 601 static int reinitialize(struct psm_softc *, int); 602 static char *model_name(int); 603 static void psmsoftintr(void *); 604 static void psmsoftintridle(void *); 605 static void psmintr(void *); 606 static void psmtimeout(void *); 607 static int timeelapsed(const struct timeval *, int, int, 608 const struct timeval *); 609 static void dropqueue(struct psm_softc *); 610 static void flushpackets(struct psm_softc *); 611 static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 612 mousestatus_t *, int *, int *, int *); 613 static int proc_synaptics(struct psm_softc *, packetbuf_t *, 614 mousestatus_t *, int *, int *, int *); 615 static int proc_synaptics_mux(struct psm_softc *, packetbuf_t *); 616 static void proc_versapad(struct psm_softc *, packetbuf_t *, 617 mousestatus_t *, int *, int *, int *); 618 static int proc_elantech(struct psm_softc *, packetbuf_t *, 619 mousestatus_t *, int *, int *, int *); 620 static int psmpalmdetect(struct psm_softc *, finger_t *, int); 621 static void psmgestures(struct psm_softc *, finger_t *, int, 622 mousestatus_t *); 623 static void psmsmoother(struct psm_softc *, finger_t *, int, 624 mousestatus_t *, int *, int *); 625 static int tame_mouse(struct psm_softc *, packetbuf_t *, mousestatus_t *, 626 u_char *); 627 628 /* vendor specific features */ 629 enum probearg { PROBE, REINIT }; 630 typedef int probefunc_t(struct psm_softc *, enum probearg); 631 632 static int mouse_id_proc1(KBDC, int, int, int *); 633 static int mouse_ext_command(KBDC, int); 634 635 static probefunc_t enable_groller; 636 static probefunc_t enable_gmouse; 637 static probefunc_t enable_aglide; 638 static probefunc_t enable_kmouse; 639 static probefunc_t enable_msexplorer; 640 static probefunc_t enable_msintelli; 641 static probefunc_t enable_4dmouse; 642 static probefunc_t enable_4dplus; 643 static probefunc_t enable_mmanplus; 644 static probefunc_t enable_synaptics; 645 static probefunc_t enable_synaptics_mux; 646 static probefunc_t enable_trackpoint; 647 static probefunc_t enable_versapad; 648 static probefunc_t enable_elantech; 649 650 static void set_trackpoint_parameters(struct psm_softc *sc); 651 static void synaptics_passthrough_on(struct psm_softc *sc); 652 static void synaptics_passthrough_off(struct psm_softc *sc); 653 static int synaptics_preferred_mode(struct psm_softc *sc); 654 static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 655 656 static struct { 657 int model; 658 u_char syncmask; 659 int packetsize; 660 probefunc_t *probefunc; 661 } vendortype[] = { 662 /* 663 * WARNING: the order of probe is very important. Don't mess it 664 * unless you know what you are doing. 665 */ 666 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad on Active Mux */ 667 0x00, MOUSE_PS2_PACKETSIZE, enable_synaptics_mux }, 668 { MOUSE_MODEL_NET, /* Genius NetMouse */ 669 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 670 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 671 0xc8, 6, enable_groller }, 672 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 673 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 674 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 675 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 676 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 677 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 678 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 679 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 680 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 681 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 682 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 683 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 684 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 685 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 686 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 687 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 688 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 689 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 690 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 691 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 692 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 693 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 694 { MOUSE_MODEL_GENERIC, 695 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 696 }; 697 #define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 698 699 /* device driver declarateion */ 700 static device_method_t psm_methods[] = { 701 /* Device interface */ 702 DEVMETHOD(device_identify, psmidentify), 703 DEVMETHOD(device_probe, psmprobe), 704 DEVMETHOD(device_attach, psmattach), 705 DEVMETHOD(device_detach, psmdetach), 706 DEVMETHOD(device_resume, psmresume), 707 708 { 0, 0 } 709 }; 710 711 static driver_t psm_driver = { 712 PSM_DRIVER_NAME, 713 psm_methods, 714 sizeof(struct psm_softc), 715 }; 716 717 static struct cdevsw psm_cdevsw = { 718 .d_version = D_VERSION, 719 .d_flags = D_NEEDGIANT, 720 .d_open = psm_cdev_open, 721 .d_close = psm_cdev_close, 722 .d_read = psmread, 723 .d_write = psmwrite, 724 .d_ioctl = psmioctl, 725 .d_poll = psmpoll, 726 .d_name = PSM_DRIVER_NAME, 727 }; 728 729 #ifdef EVDEV_SUPPORT 730 static const struct evdev_methods psm_ev_methods_r = { 731 .ev_open = psm_ev_open_r, 732 .ev_close = psm_ev_close_r, 733 }; 734 static const struct evdev_methods psm_ev_methods_a = { 735 .ev_open = psm_ev_open_a, 736 .ev_close = psm_ev_close_a, 737 }; 738 #endif 739 740 /* device I/O routines */ 741 static int 742 enable_aux_dev(KBDC kbdc) 743 { 744 int res; 745 746 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 747 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 748 749 return (res == PSM_ACK); 750 } 751 752 static int 753 disable_aux_dev(KBDC kbdc) 754 { 755 int res; 756 757 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 758 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 759 760 return (res == PSM_ACK); 761 } 762 763 static int 764 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 765 { 766 int cmd; 767 int res; 768 int i; 769 770 switch (flag) { 771 case 0: 772 default: 773 cmd = PSMC_SEND_DEV_STATUS; 774 break; 775 case 1: 776 cmd = PSMC_SEND_DEV_DATA; 777 break; 778 } 779 empty_aux_buffer(kbdc, 5); 780 res = send_aux_command(kbdc, cmd); 781 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 782 (flag == 1) ? "DATA" : "STATUS", res)); 783 if (res != PSM_ACK) 784 return (0); 785 786 for (i = 0; i < len; ++i) { 787 status[i] = read_aux_data(kbdc); 788 if (status[i] < 0) 789 break; 790 } 791 if (len >= 3) { 792 for (; i < 3; ++i) 793 status[i] = 0; 794 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 795 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 796 } 797 798 return (i); 799 } 800 801 static int 802 get_aux_id(KBDC kbdc) 803 { 804 int res; 805 int id; 806 807 empty_aux_buffer(kbdc, 5); 808 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 809 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 810 if (res != PSM_ACK) 811 return (-1); 812 813 /* 10ms delay */ 814 DELAY(10000); 815 816 id = read_aux_data(kbdc); 817 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 818 819 return (id); 820 } 821 822 static int 823 set_mouse_sampling_rate(KBDC kbdc, int rate) 824 { 825 int res; 826 827 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 828 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 829 830 return ((res == PSM_ACK) ? rate : -1); 831 } 832 833 static int 834 set_mouse_scaling(KBDC kbdc, int scale) 835 { 836 int res; 837 838 switch (scale) { 839 case 1: 840 default: 841 scale = PSMC_SET_SCALING11; 842 break; 843 case 2: 844 scale = PSMC_SET_SCALING21; 845 break; 846 } 847 res = send_aux_command(kbdc, scale); 848 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 849 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 850 851 return (res == PSM_ACK); 852 } 853 854 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 855 static int 856 set_mouse_resolution(KBDC kbdc, int val) 857 { 858 int res; 859 860 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 861 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 862 863 return ((res == PSM_ACK) ? val : -1); 864 } 865 866 /* 867 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 868 * re-enabled by calling `enable_aux_dev()' 869 */ 870 static int 871 set_mouse_mode(KBDC kbdc) 872 { 873 int res; 874 875 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 876 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 877 878 return (res == PSM_ACK); 879 } 880 881 static int 882 get_mouse_buttons(KBDC kbdc) 883 { 884 int c = 2; /* assume two buttons by default */ 885 int status[3]; 886 887 /* 888 * NOTE: a special sequence to obtain Logitech Mouse specific 889 * information: set resolution to 25 ppi, set scaling to 1:1, set 890 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 891 * mouse status bytes is the number of available buttons. 892 * Some manufactures also support this sequence. 893 */ 894 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 895 return (c); 896 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 897 set_mouse_scaling(kbdc, 1) && 898 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 899 return (status[1]); 900 return (c); 901 } 902 903 /* misc subroutines */ 904 /* 905 * Someday, I will get the complete list of valid pointing devices and 906 * their IDs... XXX 907 */ 908 static int 909 is_a_mouse(int id) 910 { 911 #if 0 912 static int valid_ids[] = { 913 PSM_MOUSE_ID, /* mouse */ 914 PSM_BALLPOINT_ID, /* ballpoint device */ 915 PSM_INTELLI_ID, /* Intellimouse */ 916 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 917 -1 /* end of table */ 918 }; 919 int i; 920 921 for (i = 0; valid_ids[i] >= 0; ++i) 922 if (valid_ids[i] == id) 923 return (TRUE); 924 return (FALSE); 925 #else 926 return (TRUE); 927 #endif 928 } 929 930 static char * 931 model_name(int model) 932 { 933 static struct { 934 int model_code; 935 char *model_name; 936 } models[] = { 937 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 938 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 939 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 940 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 941 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 942 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 943 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 944 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 945 { MOUSE_MODEL_4D, "4D Mouse" }, 946 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 947 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 948 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 949 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 950 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 951 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 952 }; 953 int i; 954 955 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 956 if (models[i].model_code == model) 957 break; 958 return (models[i].model_name); 959 } 960 961 static void 962 recover_from_error(KBDC kbdc) 963 { 964 /* discard anything left in the output buffer */ 965 empty_both_buffers(kbdc, 10); 966 967 #if 0 968 /* 969 * NOTE: KBDC_RESET_KBD may not restore the communication between the 970 * keyboard and the controller. 971 */ 972 reset_kbd(kbdc); 973 #else 974 /* 975 * NOTE: somehow diagnostic and keyboard port test commands bring the 976 * keyboard back. 977 */ 978 if (!test_controller(kbdc)) 979 log(LOG_ERR, "psm: keyboard controller failed.\n"); 980 /* if there isn't a keyboard in the system, the following error is OK */ 981 if (test_kbd_port(kbdc) != 0) 982 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 983 #endif 984 } 985 986 static int 987 restore_controller(KBDC kbdc, int command_byte) 988 { 989 empty_both_buffers(kbdc, 10); 990 991 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 992 log(LOG_ERR, "psm: failed to restore the keyboard controller " 993 "command byte.\n"); 994 empty_both_buffers(kbdc, 10); 995 return (FALSE); 996 } else { 997 empty_both_buffers(kbdc, 10); 998 return (TRUE); 999 } 1000 } 1001 1002 /* 1003 * Re-initialize the aux port and device. The aux port must be enabled 1004 * and its interrupt must be disabled before calling this routine. 1005 * The aux device will be disabled before returning. 1006 * The keyboard controller must be locked via `kbdc_lock()' before 1007 * calling this routine. 1008 */ 1009 static int 1010 doinitialize(struct psm_softc *sc, mousemode_t *mode) 1011 { 1012 KBDC kbdc = sc->kbdc; 1013 int stat[3]; 1014 int i; 1015 1016 switch((i = test_aux_port(kbdc))) { 1017 case 1: /* ignore these errors */ 1018 case 2: 1019 case 3: 1020 case PSM_ACK: 1021 if (verbose) 1022 log(LOG_DEBUG, 1023 "psm%d: strange result for test aux port (%d).\n", 1024 sc->unit, i); 1025 /* FALLTHROUGH */ 1026 case 0: /* no error */ 1027 break; 1028 case -1: /* time out */ 1029 default: /* error */ 1030 recover_from_error(kbdc); 1031 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1032 break; 1033 log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 1034 sc->unit, i); 1035 return (FALSE); 1036 } 1037 1038 if (sc->config & PSM_CONFIG_NORESET) { 1039 /* 1040 * Don't try to reset the pointing device. It may possibly 1041 * be left in the unknown state, though... 1042 */ 1043 } else { 1044 /* 1045 * NOTE: some controllers appears to hang the `keyboard' when 1046 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1047 */ 1048 if (!reset_aux_dev(kbdc)) { 1049 recover_from_error(kbdc); 1050 log(LOG_ERR, "psm%d: failed to reset the aux device.\n", 1051 sc->unit); 1052 return (FALSE); 1053 } 1054 } 1055 1056 /* 1057 * both the aux port and the aux device is functioning, see 1058 * if the device can be enabled. 1059 */ 1060 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1061 log(LOG_ERR, "psm%d: failed to enable the aux device.\n", 1062 sc->unit); 1063 return (FALSE); 1064 } 1065 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1066 1067 /* Re-enable the mouse. */ 1068 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1069 if (vendortype[i].model == sc->hw.model) 1070 (*vendortype[i].probefunc)(sc, REINIT); 1071 1072 /* set mouse parameters */ 1073 if (mode != (mousemode_t *)NULL) { 1074 if (mode->rate > 0) 1075 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1076 if (mode->resolution >= 0) 1077 mode->resolution = 1078 set_mouse_resolution(kbdc, mode->resolution); 1079 set_mouse_scaling(kbdc, 1); 1080 set_mouse_mode(kbdc); 1081 } 1082 1083 /* Record sync on the next data packet we see. */ 1084 sc->flags |= PSM_NEED_SYNCBITS; 1085 1086 /* just check the status of the mouse */ 1087 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1088 log(LOG_DEBUG, "psm%d: failed to get status (doinitialize).\n", 1089 sc->unit); 1090 1091 return (TRUE); 1092 } 1093 1094 static int 1095 doopen(struct psm_softc *sc, int command_byte) 1096 { 1097 int stat[3]; 1098 int mux_enabled = FALSE; 1099 1100 /* 1101 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1102 * no obvious reason. Thus we check the current mode and restore the 1103 * Absolute Mode if it was cleared. 1104 * 1105 * The previous hack at the end of psmprobe() wasn't efficient when 1106 * moused(8) was restarted. 1107 * 1108 * A Reset (FF) or Set Defaults (F6) command would clear the 1109 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1110 * doesn't show any evidence of such a command. 1111 */ 1112 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1113 if (sc->muxport != PSM_NOMUX) { 1114 mux_enabled = enable_aux_mux(sc->kbdc) >= 0; 1115 if (mux_enabled) 1116 set_active_aux_mux_port(sc->kbdc, sc->muxport); 1117 else 1118 log(LOG_ERR, "psm%d: failed to enable " 1119 "active multiplexing mode.\n", 1120 sc->unit); 1121 } 1122 mouse_ext_command(sc->kbdc, 1); 1123 get_mouse_status(sc->kbdc, stat, 0, 3); 1124 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1125 stat[1] == 0x47) && 1126 stat[2] == 0x40) { 1127 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1128 VLOG(5, (LOG_DEBUG, "psm%d: Synaptis Absolute Mode " 1129 "hopefully restored\n", 1130 sc->unit)); 1131 } 1132 if (mux_enabled) 1133 disable_aux_mux(sc->kbdc); 1134 } 1135 1136 /* 1137 * A user may want to disable tap and drag gestures on a Synaptics 1138 * TouchPad when it operates in Relative Mode. 1139 */ 1140 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1141 if (tap_enabled > 0) { 1142 VLOG(2, (LOG_DEBUG, 1143 "psm%d: enable tap and drag gestures\n", 1144 sc->unit)); 1145 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1146 } else if (tap_enabled == 0) { 1147 VLOG(2, (LOG_DEBUG, 1148 "psm%d: disable tap and drag gestures\n", 1149 sc->unit)); 1150 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1151 } 1152 } 1153 1154 /* enable the mouse device */ 1155 if (!enable_aux_dev(sc->kbdc)) { 1156 /* MOUSE ERROR: failed to enable the mouse because: 1157 * 1) the mouse is faulty, 1158 * 2) the mouse has been removed(!?) 1159 * In the latter case, the keyboard may have hung, and need 1160 * recovery procedure... 1161 */ 1162 recover_from_error(sc->kbdc); 1163 #if 0 1164 /* FIXME: we could reset the mouse here and try to enable 1165 * it again. But it will take long time and it's not a good 1166 * idea to disable the keyboard that long... 1167 */ 1168 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1169 recover_from_error(sc->kbdc); 1170 #else 1171 { 1172 #endif 1173 restore_controller(sc->kbdc, command_byte); 1174 /* mark this device is no longer available */ 1175 sc->state &= ~PSM_VALID; 1176 log(LOG_ERR, 1177 "psm%d: failed to enable the device (doopen).\n", 1178 sc->unit); 1179 return (EIO); 1180 } 1181 } 1182 1183 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1184 log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", 1185 sc->unit); 1186 1187 /* enable the aux port and interrupt */ 1188 if (!set_controller_command_byte(sc->kbdc, 1189 kbdc_get_device_mask(sc->kbdc), 1190 (command_byte & KBD_KBD_CONTROL_BITS) | 1191 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1192 /* CONTROLLER ERROR */ 1193 disable_aux_dev(sc->kbdc); 1194 restore_controller(sc->kbdc, command_byte); 1195 log(LOG_ERR, 1196 "psm%d: failed to enable the aux interrupt (doopen).\n", 1197 sc->unit); 1198 return (EIO); 1199 } 1200 1201 /* start the watchdog timer */ 1202 sc->watchdog = FALSE; 1203 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1204 1205 return (0); 1206 } 1207 1208 static int 1209 reinitialize(struct psm_softc *sc, int doinit) 1210 { 1211 int err; 1212 int c; 1213 int s; 1214 1215 /* don't let anybody mess with the aux device */ 1216 if (!kbdc_lock(sc->kbdc, TRUE)) 1217 return (EIO); 1218 s = spltty(); 1219 1220 /* block our watchdog timer */ 1221 sc->watchdog = FALSE; 1222 callout_stop(&sc->callout); 1223 1224 /* save the current controller command byte */ 1225 empty_both_buffers(sc->kbdc, 10); 1226 c = get_controller_command_byte(sc->kbdc); 1227 VLOG(2, (LOG_DEBUG, 1228 "psm%d: current command byte: %04x (reinitialize).\n", 1229 sc->unit, c)); 1230 1231 /* enable the aux port but disable the aux interrupt and the keyboard */ 1232 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1233 kbdc_get_device_mask(sc->kbdc), 1234 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1235 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1236 /* CONTROLLER ERROR */ 1237 splx(s); 1238 kbdc_lock(sc->kbdc, FALSE); 1239 log(LOG_ERR, 1240 "psm%d: unable to set the command byte (reinitialize).\n", 1241 sc->unit); 1242 return (EIO); 1243 } 1244 1245 /* flush any data */ 1246 if (sc->state & PSM_VALID) { 1247 /* this may fail; but never mind... */ 1248 disable_aux_dev(sc->kbdc); 1249 empty_aux_buffer(sc->kbdc, 10); 1250 } 1251 flushpackets(sc); 1252 sc->syncerrors = 0; 1253 sc->pkterrors = 0; 1254 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1255 1256 /* try to detect the aux device; are you still there? */ 1257 err = 0; 1258 if (doinit) { 1259 if (doinitialize(sc, &sc->mode)) { 1260 /* yes */ 1261 sc->state |= PSM_VALID; 1262 } else { 1263 /* the device has gone! */ 1264 restore_controller(sc->kbdc, c); 1265 sc->state &= ~PSM_VALID; 1266 log(LOG_ERR, 1267 "psm%d: the aux device has gone! (reinitialize).\n", 1268 sc->unit); 1269 err = ENXIO; 1270 } 1271 } 1272 splx(s); 1273 1274 /* restore the driver state */ 1275 if ((sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A)) && 1276 (err == 0)) { 1277 /* enable the aux device and the port again */ 1278 err = doopen(sc, c); 1279 if (err != 0) 1280 log(LOG_ERR, "psm%d: failed to enable the device " 1281 "(reinitialize).\n", sc->unit); 1282 } else { 1283 /* restore the keyboard port and disable the aux port */ 1284 if (!set_controller_command_byte(sc->kbdc, 1285 kbdc_get_device_mask(sc->kbdc), 1286 (c & KBD_KBD_CONTROL_BITS) | 1287 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1288 /* CONTROLLER ERROR */ 1289 log(LOG_ERR, "psm%d: failed to disable the aux port " 1290 "(reinitialize).\n", sc->unit); 1291 err = EIO; 1292 } 1293 } 1294 1295 kbdc_lock(sc->kbdc, FALSE); 1296 return (err); 1297 } 1298 1299 /* psm driver entry points */ 1300 1301 static void 1302 psmidentify(driver_t *driver, device_t parent) 1303 { 1304 device_t psmc; 1305 device_t psm; 1306 u_long irq; 1307 int unit; 1308 1309 unit = device_get_unit(parent); 1310 1311 /* always add at least one child */ 1312 psm = BUS_ADD_CHILD(parent, KBDC_RID_AUX, driver->name, unit); 1313 if (psm == NULL) 1314 return; 1315 1316 irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX); 1317 if (irq > 0) 1318 return; 1319 1320 /* 1321 * If the PS/2 mouse device has already been reported by ACPI or 1322 * PnP BIOS, obtain the IRQ resource from it. 1323 * (See psmcpnp_attach() below.) 1324 */ 1325 psmc = device_find_child(device_get_parent(parent), 1326 PSMCPNP_DRIVER_NAME, unit); 1327 if (psmc == NULL) 1328 return; 1329 irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0); 1330 if (irq <= 0) 1331 return; 1332 bus_delete_resource(psmc, SYS_RES_IRQ, 0); 1333 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 1334 } 1335 1336 #define endprobe(v) do { \ 1337 if (bootverbose) \ 1338 --verbose; \ 1339 kbdc_set_device_mask(sc->kbdc, mask); \ 1340 kbdc_lock(sc->kbdc, FALSE); \ 1341 return (v); \ 1342 } while (0) 1343 1344 static int 1345 psmprobe(device_t dev) 1346 { 1347 int unit = device_get_unit(dev); 1348 struct psm_softc *sc = device_get_softc(dev); 1349 int stat[3]; 1350 int command_byte; 1351 int mask; 1352 int rid; 1353 int i; 1354 1355 #if 0 1356 kbdc_debug(TRUE); 1357 #endif 1358 1359 /* see if IRQ is available */ 1360 rid = KBDC_RID_AUX; 1361 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1362 if (sc->intr == NULL) { 1363 if (bootverbose) 1364 device_printf(dev, "unable to allocate IRQ\n"); 1365 return (ENXIO); 1366 } 1367 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1368 1369 sc->unit = unit; 1370 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1371 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1372 /* XXX: for backward compatibility */ 1373 #if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1374 sc->config |= 1375 #ifdef PSM_RESETAFTERSUSPEND 1376 PSM_CONFIG_INITAFTERSUSPEND; 1377 #else 1378 PSM_CONFIG_HOOKRESUME; 1379 #endif 1380 #endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1381 sc->flags = 0; 1382 sc->muxport = PSM_NOMUX; 1383 if (bootverbose) 1384 ++verbose; 1385 1386 device_set_desc(dev, "PS/2 Mouse"); 1387 1388 if (!kbdc_lock(sc->kbdc, TRUE)) { 1389 printf("psm%d: unable to lock the controller.\n", unit); 1390 if (bootverbose) 1391 --verbose; 1392 return (ENXIO); 1393 } 1394 1395 /* 1396 * NOTE: two bits in the command byte controls the operation of the 1397 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1398 * port interrupt (IRQ 12) enable bit (bit 2). 1399 */ 1400 1401 /* discard anything left after the keyboard initialization */ 1402 empty_both_buffers(sc->kbdc, 10); 1403 1404 /* save the current command byte; it will be used later */ 1405 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1406 command_byte = get_controller_command_byte(sc->kbdc); 1407 if (verbose) 1408 printf("psm%d: current command byte:%04x\n", unit, 1409 command_byte); 1410 if (command_byte == -1) { 1411 /* CONTROLLER ERROR */ 1412 printf("psm%d: unable to get the current command byte value.\n", 1413 unit); 1414 endprobe(ENXIO); 1415 } 1416 1417 /* 1418 * disable the keyboard port while probing the aux port, which must be 1419 * enabled during this routine 1420 */ 1421 if (!set_controller_command_byte(sc->kbdc, 1422 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1423 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1424 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1425 /* 1426 * this is CONTROLLER ERROR; I don't know how to recover 1427 * from this error... 1428 */ 1429 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1430 restore_controller(sc->kbdc, command_byte); 1431 printf("psm%d: unable to set the command byte.\n", unit); 1432 endprobe(ENXIO); 1433 } 1434 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 1435 1436 /* 1437 * NOTE: `test_aux_port()' is designed to return with zero if the aux 1438 * port exists and is functioning. However, some controllers appears 1439 * to respond with zero even when the aux port doesn't exist. (It may 1440 * be that this is only the case when the controller DOES have the aux 1441 * port but the port is not wired on the motherboard.) The keyboard 1442 * controllers without the port, such as the original AT, are 1443 * supposed to return with an error code or simply time out. In any 1444 * case, we have to continue probing the port even when the controller 1445 * passes this test. 1446 * 1447 * XXX: some controllers erroneously return the error code 1, 2 or 3 1448 * when it has a perfectly functional aux port. We have to ignore 1449 * this error code. Even if the controller HAS error with the aux 1450 * port, it will be detected later... 1451 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 1452 */ 1453 switch ((i = test_aux_port(sc->kbdc))) { 1454 case 1: /* ignore these errors */ 1455 case 2: 1456 case 3: 1457 case PSM_ACK: 1458 if (verbose) 1459 printf("psm%d: strange result for test aux port " 1460 "(%d).\n", unit, i); 1461 /* FALLTHROUGH */ 1462 case 0: /* no error */ 1463 break; 1464 case -1: /* time out */ 1465 default: /* error */ 1466 recover_from_error(sc->kbdc); 1467 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1468 break; 1469 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1470 restore_controller(sc->kbdc, command_byte); 1471 if (verbose) 1472 printf("psm%d: the aux port is not functioning (%d).\n", 1473 unit, i); 1474 endprobe(ENXIO); 1475 } 1476 1477 if (sc->config & PSM_CONFIG_NORESET) { 1478 /* 1479 * Don't try to reset the pointing device. It may possibly be 1480 * left in an unknown state, though... 1481 */ 1482 } else { 1483 /* 1484 * NOTE: some controllers appears to hang the `keyboard' when 1485 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1486 * 1487 * Attempt to reset the controller twice -- this helps 1488 * pierce through some KVM switches. The second reset 1489 * is non-fatal. 1490 */ 1491 if (!reset_aux_dev(sc->kbdc)) { 1492 recover_from_error(sc->kbdc); 1493 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1494 restore_controller(sc->kbdc, command_byte); 1495 if (verbose) 1496 printf("psm%d: failed to reset the aux " 1497 "device.\n", unit); 1498 endprobe(ENXIO); 1499 } else if (!reset_aux_dev(sc->kbdc)) { 1500 recover_from_error(sc->kbdc); 1501 if (verbose >= 2) 1502 printf("psm%d: failed to reset the aux device " 1503 "(2).\n", unit); 1504 } 1505 } 1506 1507 /* 1508 * both the aux port and the aux device are functioning, see if the 1509 * device can be enabled. NOTE: when enabled, the device will start 1510 * sending data; we shall immediately disable the device once we know 1511 * the device can be enabled. 1512 */ 1513 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 1514 /* MOUSE ERROR */ 1515 recover_from_error(sc->kbdc); 1516 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1517 restore_controller(sc->kbdc, command_byte); 1518 if (verbose) 1519 printf("psm%d: failed to enable the aux device.\n", 1520 unit); 1521 endprobe(ENXIO); 1522 } 1523 1524 /* save the default values after reset */ 1525 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 1526 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1527 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1528 } else { 1529 sc->dflt_mode.rate = sc->mode.rate = -1; 1530 sc->dflt_mode.resolution = sc->mode.resolution = -1; 1531 } 1532 1533 /* hardware information */ 1534 sc->hw.iftype = MOUSE_IF_PS2; 1535 1536 /* verify the device is a mouse */ 1537 sc->hw.hwid = get_aux_id(sc->kbdc); 1538 if (!is_a_mouse(sc->hw.hwid)) { 1539 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1540 restore_controller(sc->kbdc, command_byte); 1541 if (verbose) 1542 printf("psm%d: unknown device type (%d).\n", unit, 1543 sc->hw.hwid); 1544 endprobe(ENXIO); 1545 } 1546 switch (sc->hw.hwid) { 1547 case PSM_BALLPOINT_ID: 1548 sc->hw.type = MOUSE_TRACKBALL; 1549 break; 1550 case PSM_MOUSE_ID: 1551 case PSM_INTELLI_ID: 1552 case PSM_EXPLORER_ID: 1553 case PSM_4DMOUSE_ID: 1554 case PSM_4DPLUS_ID: 1555 sc->hw.type = MOUSE_MOUSE; 1556 break; 1557 default: 1558 sc->hw.type = MOUSE_UNKNOWN; 1559 break; 1560 } 1561 1562 if (sc->config & PSM_CONFIG_NOIDPROBE) { 1563 sc->hw.buttons = 2; 1564 i = GENERIC_MOUSE_ENTRY; 1565 } else { 1566 /* # of buttons */ 1567 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 1568 1569 /* other parameters */ 1570 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1571 if ((*vendortype[i].probefunc)(sc, PROBE)) { 1572 if (verbose >= 2) 1573 printf("psm%d: found %s\n", unit, 1574 model_name(vendortype[i].model)); 1575 break; 1576 } 1577 } 1578 1579 sc->hw.model = vendortype[i].model; 1580 1581 sc->dflt_mode.level = PSM_LEVEL_BASE; 1582 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 1583 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 1584 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 1585 sc->dflt_mode.syncmask[0] = 0; 1586 else 1587 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 1588 if (sc->config & PSM_CONFIG_FORCETAP) 1589 sc->dflt_mode.syncmask[0] &= ~MOUSE_PS2_TAP; 1590 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 1591 sc->mode = sc->dflt_mode; 1592 sc->mode.packetsize = vendortype[i].packetsize; 1593 1594 /* set mouse parameters */ 1595 #if 0 1596 /* 1597 * A version of Logitech FirstMouse+ won't report wheel movement, 1598 * if SET_DEFAULTS is sent... Don't use this command. 1599 * This fix was found by Takashi Nishida. 1600 */ 1601 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 1602 if (verbose >= 2) 1603 printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, i); 1604 #endif 1605 if (sc->config & PSM_CONFIG_RESOLUTION) 1606 sc->mode.resolution = 1607 set_mouse_resolution(sc->kbdc, 1608 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1609 else if (sc->mode.resolution >= 0) 1610 sc->mode.resolution = 1611 set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1612 if (sc->mode.rate > 0) 1613 sc->mode.rate = 1614 set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1615 set_mouse_scaling(sc->kbdc, 1); 1616 1617 /* Record sync on the next data packet we see. */ 1618 sc->flags |= PSM_NEED_SYNCBITS; 1619 1620 /* just check the status of the mouse */ 1621 /* 1622 * NOTE: XXX there are some arcane controller/mouse combinations out 1623 * there, which hung the controller unless there is data transmission 1624 * after ACK from the mouse. 1625 */ 1626 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1627 printf("psm%d: failed to get status.\n", unit); 1628 else { 1629 /* 1630 * When in its native mode, some mice operate with different 1631 * default parameters than in the PS/2 compatible mode. 1632 */ 1633 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1634 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1635 } 1636 1637 /* disable the aux port for now... */ 1638 if (!set_controller_command_byte(sc->kbdc, 1639 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1640 (command_byte & KBD_KBD_CONTROL_BITS) | 1641 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1642 /* 1643 * this is CONTROLLER ERROR; I don't know the proper way to 1644 * recover from this error... 1645 */ 1646 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1647 restore_controller(sc->kbdc, command_byte); 1648 printf("psm%d: unable to set the command byte.\n", unit); 1649 endprobe(ENXIO); 1650 } 1651 1652 /* done */ 1653 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1654 kbdc_lock(sc->kbdc, FALSE); 1655 return (0); 1656 } 1657 1658 #ifdef EVDEV_SUPPORT 1659 /* Values are taken from Linux drivers for userland software compatibility */ 1660 #define PS2_MOUSE_VENDOR 0x0002 1661 #define PS2_MOUSE_GENERIC_PRODUCT 0x0001 1662 #define PS2_MOUSE_SYNAPTICS_NAME "SynPS/2 Synaptics TouchPad" 1663 #define PS2_MOUSE_SYNAPTICS_PRODUCT 0x0007 1664 #define PS2_MOUSE_TRACKPOINT_NAME "TPPS/2 IBM TrackPoint" 1665 #define PS2_MOUSE_TRACKPOINT_PRODUCT 0x000A 1666 #define PS2_MOUSE_ELANTECH_NAME "ETPS/2 Elantech Touchpad" 1667 #define PS2_MOUSE_ELANTECH_ST_NAME "ETPS/2 Elantech TrackPoint" 1668 #define PS2_MOUSE_ELANTECH_PRODUCT 0x000E 1669 1670 #define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1671 1672 static void 1673 psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1674 { 1675 size_t i; 1676 1677 for (i = 0; info[i][0] != ABS_CNT; i++) 1678 evdev_support_abs(evdev, info[i][0], 0, info[i][1], info[i][2], 1679 0, 0, info[i][3]); 1680 } 1681 1682 static void 1683 psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1684 { 1685 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1686 1687 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1688 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1689 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1690 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1691 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1692 } 1693 1694 static void 1695 psm_push_st_finger(struct psm_softc *sc, const finger_t *f) 1696 { 1697 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1698 1699 evdev_push_abs(sc->evdev_a, ABS_X, f->x); 1700 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1701 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1702 if (sc->synhw.capPalmDetect) 1703 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1704 } 1705 1706 static void 1707 psm_release_mt_slot(struct evdev_dev *evdev, int32_t slot) 1708 { 1709 1710 evdev_push_abs(evdev, ABS_MT_SLOT, slot); 1711 evdev_push_abs(evdev, ABS_MT_TRACKING_ID, -1); 1712 } 1713 1714 static int 1715 psm_register(device_t dev, int model_code) 1716 { 1717 struct psm_softc *sc = device_get_softc(dev); 1718 struct evdev_dev *evdev_r; 1719 int error, i, nbuttons, nwheels, product; 1720 bool is_pointing_stick; 1721 const char *name; 1722 1723 name = model_name(model_code); 1724 nbuttons = sc->hw.buttons; 1725 product = PS2_MOUSE_GENERIC_PRODUCT; 1726 nwheels = 0; 1727 is_pointing_stick = false; 1728 1729 switch (model_code) { 1730 case MOUSE_MODEL_TRACKPOINT: 1731 name = PS2_MOUSE_TRACKPOINT_NAME; 1732 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1733 nbuttons = 3; 1734 is_pointing_stick = true; 1735 break; 1736 1737 case MOUSE_MODEL_ELANTECH: 1738 name = PS2_MOUSE_ELANTECH_ST_NAME; 1739 product = PS2_MOUSE_ELANTECH_PRODUCT; 1740 nbuttons = 3; 1741 is_pointing_stick = true; 1742 break; 1743 1744 case MOUSE_MODEL_MOUSEMANPLUS: 1745 case MOUSE_MODEL_4D: 1746 nwheels = 2; 1747 break; 1748 1749 case MOUSE_MODEL_EXPLORER: 1750 case MOUSE_MODEL_INTELLI: 1751 case MOUSE_MODEL_NET: 1752 case MOUSE_MODEL_NETSCROLL: 1753 case MOUSE_MODEL_4DPLUS: 1754 nwheels = 1; 1755 break; 1756 } 1757 1758 evdev_r = evdev_alloc(); 1759 evdev_set_name(evdev_r, name); 1760 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1761 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1762 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1763 1764 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1765 if (is_pointing_stick) 1766 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1767 evdev_support_event(evdev_r, EV_SYN); 1768 evdev_support_event(evdev_r, EV_KEY); 1769 evdev_support_event(evdev_r, EV_REL); 1770 evdev_support_rel(evdev_r, REL_X); 1771 evdev_support_rel(evdev_r, REL_Y); 1772 switch (nwheels) { 1773 case 2: 1774 evdev_support_rel(evdev_r, REL_HWHEEL); 1775 /* FALLTHROUGH */ 1776 case 1: 1777 evdev_support_rel(evdev_r, REL_WHEEL); 1778 } 1779 for (i = 0; i < nbuttons; i++) 1780 evdev_support_key(evdev_r, BTN_MOUSE + i); 1781 1782 error = evdev_register_mtx(evdev_r, &Giant); 1783 if (error) 1784 evdev_free(evdev_r); 1785 else 1786 sc->evdev_r = evdev_r; 1787 return (error); 1788 } 1789 1790 static int 1791 psm_register_synaptics(device_t dev) 1792 { 1793 struct psm_softc *sc = device_get_softc(dev); 1794 const uint16_t synaptics_absinfo_st[][4] = { 1795 { ABS_X, sc->synhw.minimumXCoord, 1796 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1797 { ABS_Y, sc->synhw.minimumYCoord, 1798 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1799 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1800 ABSINFO_END, 1801 }; 1802 const uint16_t synaptics_absinfo_mt[][4] = { 1803 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1804 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1805 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1806 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1807 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1808 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1809 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1810 ABSINFO_END, 1811 }; 1812 struct evdev_dev *evdev_a; 1813 int error, i, guest_model; 1814 1815 evdev_a = evdev_alloc(); 1816 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1817 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1818 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1819 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1820 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1821 1822 evdev_support_event(evdev_a, EV_SYN); 1823 evdev_support_event(evdev_a, EV_KEY); 1824 evdev_support_event(evdev_a, EV_ABS); 1825 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1826 if (sc->synhw.capAdvancedGestures) 1827 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1828 if (sc->synhw.capClickPad) 1829 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1830 if (sc->synhw.capClickPad && sc->synhw.topButtonPad) 1831 evdev_support_prop(evdev_a, INPUT_PROP_TOPBUTTONPAD); 1832 evdev_support_key(evdev_a, BTN_TOUCH); 1833 evdev_support_nfingers(evdev_a, 3); 1834 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1835 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1836 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1837 if (sc->synhw.capPalmDetect) 1838 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 0, 15, 0, 0, 0); 1839 evdev_support_key(evdev_a, BTN_LEFT); 1840 if (!sc->synhw.capClickPad) { 1841 evdev_support_key(evdev_a, BTN_RIGHT); 1842 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1843 evdev_support_key(evdev_a, BTN_MIDDLE); 1844 } 1845 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1846 evdev_support_key(evdev_a, BTN_BACK); 1847 evdev_support_key(evdev_a, BTN_FORWARD); 1848 } 1849 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1850 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1851 evdev_support_key(evdev_a, BTN_0 + i); 1852 1853 error = evdev_register_mtx(evdev_a, &Giant); 1854 if (!error && (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX)) { 1855 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1856 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1857 error = psm_register(dev, guest_model); 1858 } 1859 if (error) 1860 evdev_free(evdev_a); 1861 else 1862 sc->evdev_a = evdev_a; 1863 return (error); 1864 } 1865 1866 static int 1867 psm_register_elantech(device_t dev) 1868 { 1869 struct psm_softc *sc = device_get_softc(dev); 1870 const uint16_t elantech_absinfo[][4] = { 1871 { ABS_X, 0, sc->elanhw.sizex, 1872 sc->elanhw.dpmmx }, 1873 { ABS_Y, 0, sc->elanhw.sizey, 1874 sc->elanhw.dpmmy }, 1875 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1876 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1877 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1878 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1879 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1880 sc->elanhw.dpmmx }, 1881 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1882 sc->elanhw.dpmmy }, 1883 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1884 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1885 sc->elanhw.dptracex, 0 }, 1886 ABSINFO_END, 1887 }; 1888 struct evdev_dev *evdev_a; 1889 int error; 1890 1891 evdev_a = evdev_alloc(); 1892 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1893 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1894 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1895 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1896 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1897 1898 evdev_support_event(evdev_a, EV_SYN); 1899 evdev_support_event(evdev_a, EV_KEY); 1900 evdev_support_event(evdev_a, EV_ABS); 1901 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1902 if (sc->elanhw.issemimt) 1903 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1904 if (sc->elanhw.isclickpad) 1905 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1906 evdev_support_key(evdev_a, BTN_TOUCH); 1907 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1908 evdev_support_key(evdev_a, BTN_LEFT); 1909 if (!sc->elanhw.isclickpad) 1910 evdev_support_key(evdev_a, BTN_RIGHT); 1911 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1912 1913 error = evdev_register_mtx(evdev_a, &Giant); 1914 if (!error && sc->elanhw.hastrackpoint) 1915 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1916 if (error) 1917 evdev_free(evdev_a); 1918 else 1919 sc->evdev_a = evdev_a; 1920 return (error); 1921 } 1922 #endif 1923 1924 static int 1925 psmattach(device_t dev) 1926 { 1927 int unit = device_get_unit(dev); 1928 struct psm_softc *sc = device_get_softc(dev); 1929 int error; 1930 int rid; 1931 1932 /* Setup initial state */ 1933 sc->state = PSM_VALID; 1934 callout_init(&sc->callout, 0); 1935 callout_init(&sc->softcallout, 0); 1936 1937 /* Setup our interrupt handler */ 1938 rid = KBDC_RID_AUX; 1939 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1940 if (sc->intr == NULL) 1941 return (ENXIO); 1942 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1943 &sc->ih); 1944 if (error) { 1945 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1946 return (error); 1947 } 1948 1949 /* Done */ 1950 sc->dev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "psm%d", unit); 1951 sc->dev->si_drv1 = sc; 1952 sc->bdev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "bpsm%d", unit); 1953 sc->bdev->si_drv1 = sc; 1954 1955 #ifdef EVDEV_SUPPORT 1956 switch (sc->hw.model) { 1957 case MOUSE_MODEL_SYNAPTICS: 1958 error = psm_register_synaptics(dev); 1959 break; 1960 1961 case MOUSE_MODEL_ELANTECH: 1962 error = psm_register_elantech(dev); 1963 break; 1964 1965 default: 1966 error = psm_register(dev, sc->hw.model); 1967 } 1968 1969 if (error) 1970 return (error); 1971 #endif 1972 1973 /* Some touchpad devices need full reinitialization after suspend. */ 1974 switch (sc->hw.model) { 1975 case MOUSE_MODEL_SYNAPTICS: 1976 case MOUSE_MODEL_GLIDEPOINT: 1977 case MOUSE_MODEL_VERSAPAD: 1978 case MOUSE_MODEL_ELANTECH: 1979 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 1980 break; 1981 default: 1982 if (sc->synhw.infoMajor >= 4 || sc->tphw > 0) 1983 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 1984 break; 1985 } 1986 1987 /* Elantech trackpad`s sync bit differs from touchpad`s one */ 1988 if (sc->hw.model == MOUSE_MODEL_ELANTECH && 1989 (sc->elanhw.hascrc || sc->elanhw.hastrackpoint)) { 1990 sc->config |= PSM_CONFIG_NOCHECKSYNC; 1991 sc->flags &= ~PSM_NEED_SYNCBITS; 1992 } 1993 1994 if (!verbose) 1995 printf("psm%d: model %s, device ID %d\n", 1996 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 1997 else { 1998 printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 1999 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 2000 sc->hw.hwid >> 8, sc->hw.buttons); 2001 printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 2002 unit, sc->config, sc->flags, sc->mode.packetsize); 2003 printf("psm%d: syncmask:%02x, syncbits:%02x%s\n", 2004 unit, sc->mode.syncmask[0], sc->mode.syncmask[1], 2005 sc->config & PSM_CONFIG_NOCHECKSYNC ? " (sync not checked)" : ""); 2006 } 2007 2008 if (bootverbose) 2009 --verbose; 2010 2011 return (0); 2012 } 2013 2014 static int 2015 psmdetach(device_t dev) 2016 { 2017 struct psm_softc *sc; 2018 int rid; 2019 2020 sc = device_get_softc(dev); 2021 if (sc->state & PSM_OPEN) 2022 return (EBUSY); 2023 2024 #ifdef EVDEV_SUPPORT 2025 evdev_free(sc->evdev_r); 2026 evdev_free(sc->evdev_a); 2027 #endif 2028 2029 rid = KBDC_RID_AUX; 2030 bus_teardown_intr(dev, sc->intr, sc->ih); 2031 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2032 2033 destroy_dev(sc->dev); 2034 destroy_dev(sc->bdev); 2035 2036 callout_drain(&sc->callout); 2037 callout_drain(&sc->softcallout); 2038 2039 return (0); 2040 } 2041 2042 #ifdef EVDEV_SUPPORT 2043 static int 2044 psm_ev_open_r(struct evdev_dev *evdev) 2045 { 2046 struct psm_softc *sc = evdev_get_softc(evdev); 2047 int err = 0; 2048 2049 /* Get device data */ 2050 if ((sc->state & PSM_VALID) == 0) { 2051 /* the device is no longer valid/functioning */ 2052 return (ENXIO); 2053 } 2054 2055 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2056 err = psmopen(sc); 2057 2058 if (err == 0) 2059 sc->state |= PSM_EV_OPEN_R; 2060 2061 return (err); 2062 } 2063 2064 static int 2065 psm_ev_close_r(struct evdev_dev *evdev) 2066 { 2067 struct psm_softc *sc = evdev_get_softc(evdev); 2068 int err = 0; 2069 2070 sc->state &= ~PSM_EV_OPEN_R; 2071 2072 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2073 return (0); 2074 2075 if (sc->state & PSM_VALID) 2076 err = psmclose(sc); 2077 2078 return (err); 2079 } 2080 2081 static int 2082 psm_ev_open_a(struct evdev_dev *evdev) 2083 { 2084 struct psm_softc *sc = evdev_get_softc(evdev); 2085 int err = 0; 2086 2087 /* Get device data */ 2088 if ((sc->state & PSM_VALID) == 0) { 2089 /* the device is no longer valid/functioning */ 2090 return (ENXIO); 2091 } 2092 2093 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2094 err = psmopen(sc); 2095 2096 if (err == 0) 2097 sc->state |= PSM_EV_OPEN_A; 2098 2099 return (err); 2100 } 2101 2102 static int 2103 psm_ev_close_a(struct evdev_dev *evdev) 2104 { 2105 struct psm_softc *sc = evdev_get_softc(evdev); 2106 int err = 0; 2107 2108 sc->state &= ~PSM_EV_OPEN_A; 2109 2110 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2111 return (0); 2112 2113 if (sc->state & PSM_VALID) 2114 err = psmclose(sc); 2115 2116 return (err); 2117 } 2118 #endif 2119 2120 static int 2121 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2122 { 2123 struct psm_softc *sc; 2124 int err = 0; 2125 2126 /* Get device data */ 2127 sc = dev->si_drv1; 2128 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2129 /* the device is no longer valid/functioning */ 2130 return (ENXIO); 2131 } 2132 2133 /* Disallow multiple opens */ 2134 if (sc->state & PSM_OPEN) 2135 return (EBUSY); 2136 2137 device_busy(devclass_get_device(psm_devclass, sc->unit)); 2138 2139 #ifdef EVDEV_SUPPORT 2140 /* Already opened by evdev */ 2141 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2142 #endif 2143 err = psmopen(sc); 2144 2145 if (err == 0) 2146 sc->state |= PSM_OPEN; 2147 else 2148 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2149 2150 return (err); 2151 } 2152 2153 static int 2154 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2155 { 2156 struct psm_softc *sc; 2157 int err = 0; 2158 2159 /* Get device data */ 2160 sc = dev->si_drv1; 2161 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2162 /* the device is no longer valid/functioning */ 2163 return (ENXIO); 2164 } 2165 2166 #ifdef EVDEV_SUPPORT 2167 /* Still opened by evdev */ 2168 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2169 #endif 2170 err = psmclose(sc); 2171 2172 if (err == 0) { 2173 sc->state &= ~PSM_OPEN; 2174 /* clean up and sigio requests */ 2175 if (sc->async != NULL) { 2176 funsetown(&sc->async); 2177 sc->async = NULL; 2178 } 2179 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2180 } 2181 2182 return (err); 2183 } 2184 2185 static int 2186 psmopen(struct psm_softc *sc) 2187 { 2188 int command_byte; 2189 int err; 2190 int s; 2191 2192 /* Initialize state */ 2193 sc->mode.level = sc->dflt_mode.level; 2194 sc->mode.protocol = sc->dflt_mode.protocol; 2195 sc->watchdog = FALSE; 2196 sc->async = NULL; 2197 2198 /* flush the event queue */ 2199 sc->queue.count = 0; 2200 sc->queue.head = 0; 2201 sc->queue.tail = 0; 2202 sc->status.flags = 0; 2203 sc->status.button = 0; 2204 sc->status.obutton = 0; 2205 sc->status.dx = 0; 2206 sc->status.dy = 0; 2207 sc->status.dz = 0; 2208 sc->button = 0; 2209 sc->pqueue_start = 0; 2210 sc->pqueue_end = 0; 2211 2212 /* empty input buffer */ 2213 flushpackets(sc); 2214 sc->syncerrors = 0; 2215 sc->pkterrors = 0; 2216 2217 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2218 if (!kbdc_lock(sc->kbdc, TRUE)) 2219 return (EIO); 2220 2221 /* save the current controller command byte */ 2222 s = spltty(); 2223 command_byte = get_controller_command_byte(sc->kbdc); 2224 2225 /* enable the aux port and temporalily disable the keyboard */ 2226 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2227 kbdc_get_device_mask(sc->kbdc), 2228 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2229 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2230 /* CONTROLLER ERROR; do you know how to get out of this? */ 2231 kbdc_lock(sc->kbdc, FALSE); 2232 splx(s); 2233 log(LOG_ERR, 2234 "psm%d: unable to set the command byte (psmopen).\n", 2235 sc->unit); 2236 return (EIO); 2237 } 2238 /* 2239 * Now that the keyboard controller is told not to generate 2240 * the keyboard and mouse interrupts, call `splx()' to allow 2241 * the other tty interrupts. The clock interrupt may also occur, 2242 * but timeout routines will be blocked by the poll flag set 2243 * via `kbdc_lock()' 2244 */ 2245 splx(s); 2246 2247 /* enable the mouse device */ 2248 err = doopen(sc, command_byte); 2249 2250 /* done */ 2251 kbdc_lock(sc->kbdc, FALSE); 2252 return (err); 2253 } 2254 2255 static int 2256 psmclose(struct psm_softc *sc) 2257 { 2258 int stat[3]; 2259 int command_byte; 2260 int s; 2261 2262 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2263 if (!kbdc_lock(sc->kbdc, TRUE)) 2264 return (EIO); 2265 2266 /* save the current controller command byte */ 2267 s = spltty(); 2268 command_byte = get_controller_command_byte(sc->kbdc); 2269 if (command_byte == -1) { 2270 kbdc_lock(sc->kbdc, FALSE); 2271 splx(s); 2272 return (EIO); 2273 } 2274 2275 /* disable the aux interrupt and temporalily disable the keyboard */ 2276 if (!set_controller_command_byte(sc->kbdc, 2277 kbdc_get_device_mask(sc->kbdc), 2278 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2279 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2280 log(LOG_ERR, 2281 "psm%d: failed to disable the aux int (psmclose).\n", 2282 sc->unit); 2283 /* CONTROLLER ERROR; 2284 * NOTE: we shall force our way through. Because the only 2285 * ill effect we shall see is that we may not be able 2286 * to read ACK from the mouse, and it doesn't matter much 2287 * so long as the mouse will accept the DISABLE command. 2288 */ 2289 } 2290 splx(s); 2291 2292 /* stop the watchdog timer */ 2293 callout_stop(&sc->callout); 2294 2295 /* remove anything left in the output buffer */ 2296 empty_aux_buffer(sc->kbdc, 10); 2297 2298 /* disable the aux device, port and interrupt */ 2299 if (sc->state & PSM_VALID) { 2300 if (!disable_aux_dev(sc->kbdc)) { 2301 /* MOUSE ERROR; 2302 * NOTE: we don't return (error) and continue, 2303 * pretending we have successfully disabled the device. 2304 * It's OK because the interrupt routine will discard 2305 * any data from the mouse hereafter. 2306 */ 2307 log(LOG_ERR, 2308 "psm%d: failed to disable the device (psmclose).\n", 2309 sc->unit); 2310 } 2311 2312 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2313 log(LOG_DEBUG, 2314 "psm%d: failed to get status (psmclose).\n", 2315 sc->unit); 2316 } 2317 2318 if (!set_controller_command_byte(sc->kbdc, 2319 kbdc_get_device_mask(sc->kbdc), 2320 (command_byte & KBD_KBD_CONTROL_BITS) | 2321 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2322 /* 2323 * CONTROLLER ERROR; 2324 * we shall ignore this error; see the above comment. 2325 */ 2326 log(LOG_ERR, 2327 "psm%d: failed to disable the aux port (psmclose).\n", 2328 sc->unit); 2329 } 2330 2331 /* remove anything left in the output buffer */ 2332 empty_aux_buffer(sc->kbdc, 10); 2333 2334 /* close is almost always successful */ 2335 kbdc_lock(sc->kbdc, FALSE); 2336 return (0); 2337 } 2338 2339 static int 2340 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2341 u_char *buf) 2342 { 2343 static u_char butmapps2[8] = { 2344 0, 2345 MOUSE_PS2_BUTTON1DOWN, 2346 MOUSE_PS2_BUTTON2DOWN, 2347 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2348 MOUSE_PS2_BUTTON3DOWN, 2349 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2350 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2351 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2352 MOUSE_PS2_BUTTON3DOWN, 2353 }; 2354 static u_char butmapmsc[8] = { 2355 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2356 MOUSE_MSC_BUTTON3UP, 2357 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2358 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2359 MOUSE_MSC_BUTTON3UP, 2360 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2361 MOUSE_MSC_BUTTON2UP, 2362 MOUSE_MSC_BUTTON1UP, 2363 0, 2364 }; 2365 int mapped; 2366 int i; 2367 2368 if (sc->mode.level == PSM_LEVEL_BASE) { 2369 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2370 if (status->button & MOUSE_BUTTON4DOWN) 2371 mapped |= MOUSE_BUTTON1DOWN; 2372 status->button = mapped; 2373 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2374 i = imax(imin(status->dx, 255), -256); 2375 if (i < 0) 2376 buf[0] |= MOUSE_PS2_XNEG; 2377 buf[1] = i; 2378 i = imax(imin(status->dy, 255), -256); 2379 if (i < 0) 2380 buf[0] |= MOUSE_PS2_YNEG; 2381 buf[2] = i; 2382 return (MOUSE_PS2_PACKETSIZE); 2383 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2384 buf[0] = MOUSE_MSC_SYNC | 2385 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2386 i = imax(imin(status->dx, 255), -256); 2387 buf[1] = i >> 1; 2388 buf[3] = i - buf[1]; 2389 i = imax(imin(status->dy, 255), -256); 2390 buf[2] = i >> 1; 2391 buf[4] = i - buf[2]; 2392 i = imax(imin(status->dz, 127), -128); 2393 buf[5] = (i >> 1) & 0x7f; 2394 buf[6] = (i - (i >> 1)) & 0x7f; 2395 buf[7] = (~status->button >> 3) & 0x7f; 2396 return (MOUSE_SYS_PACKETSIZE); 2397 } 2398 return (pb->inputbytes); 2399 } 2400 2401 static int 2402 psmread(struct cdev *dev, struct uio *uio, int flag) 2403 { 2404 struct psm_softc *sc = dev->si_drv1; 2405 u_char buf[PSM_SMALLBUFSIZE]; 2406 int error = 0; 2407 int s; 2408 int l; 2409 2410 if ((sc->state & PSM_VALID) == 0) 2411 return (EIO); 2412 2413 /* block until mouse activity occurred */ 2414 s = spltty(); 2415 while (sc->queue.count <= 0) { 2416 if (dev != sc->bdev) { 2417 splx(s); 2418 return (EWOULDBLOCK); 2419 } 2420 sc->state |= PSM_ASLP; 2421 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2422 sc->state &= ~PSM_ASLP; 2423 if (error) { 2424 splx(s); 2425 return (error); 2426 } else if ((sc->state & PSM_VALID) == 0) { 2427 /* the device disappeared! */ 2428 splx(s); 2429 return (EIO); 2430 } 2431 } 2432 splx(s); 2433 2434 /* copy data to the user land */ 2435 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2436 s = spltty(); 2437 l = imin(sc->queue.count, uio->uio_resid); 2438 if (l > sizeof(buf)) 2439 l = sizeof(buf); 2440 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2441 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2442 sizeof(sc->queue.buf) - sc->queue.head); 2443 bcopy(&sc->queue.buf[0], 2444 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2445 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2446 } else 2447 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2448 sc->queue.count -= l; 2449 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2450 splx(s); 2451 error = uiomove(buf, l, uio); 2452 if (error) 2453 break; 2454 } 2455 2456 return (error); 2457 } 2458 2459 static int 2460 block_mouse_data(struct psm_softc *sc, int *c) 2461 { 2462 int s; 2463 2464 if (!kbdc_lock(sc->kbdc, TRUE)) 2465 return (EIO); 2466 2467 s = spltty(); 2468 *c = get_controller_command_byte(sc->kbdc); 2469 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2470 kbdc_get_device_mask(sc->kbdc), 2471 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2472 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2473 /* this is CONTROLLER ERROR */ 2474 splx(s); 2475 kbdc_lock(sc->kbdc, FALSE); 2476 return (EIO); 2477 } 2478 2479 /* 2480 * The device may be in the middle of status data transmission. 2481 * The transmission will be interrupted, thus, incomplete status 2482 * data must be discarded. Although the aux interrupt is disabled 2483 * at the keyboard controller level, at most one aux interrupt 2484 * may have already been pending and a data byte is in the 2485 * output buffer; throw it away. Note that the second argument 2486 * to `empty_aux_buffer()' is zero, so that the call will just 2487 * flush the internal queue. 2488 * `psmintr()' will be invoked after `splx()' if an interrupt is 2489 * pending; it will see no data and returns immediately. 2490 */ 2491 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2492 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2493 flushpackets(sc); 2494 splx(s); 2495 2496 return (0); 2497 } 2498 2499 static void 2500 dropqueue(struct psm_softc *sc) 2501 { 2502 2503 sc->queue.count = 0; 2504 sc->queue.head = 0; 2505 sc->queue.tail = 0; 2506 if ((sc->state & PSM_SOFTARMED) != 0) { 2507 sc->state &= ~PSM_SOFTARMED; 2508 callout_stop(&sc->softcallout); 2509 } 2510 sc->pqueue_start = sc->pqueue_end; 2511 } 2512 2513 static void 2514 flushpackets(struct psm_softc *sc) 2515 { 2516 2517 dropqueue(sc); 2518 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2519 } 2520 2521 static int 2522 unblock_mouse_data(struct psm_softc *sc, int c) 2523 { 2524 int error = 0; 2525 2526 /* 2527 * We may have seen a part of status data during `set_mouse_XXX()'. 2528 * they have been queued; flush it. 2529 */ 2530 empty_aux_buffer(sc->kbdc, 0); 2531 2532 /* restore ports and interrupt */ 2533 if (!set_controller_command_byte(sc->kbdc, 2534 kbdc_get_device_mask(sc->kbdc), 2535 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2536 /* 2537 * CONTROLLER ERROR; this is serious, we may have 2538 * been left with the inaccessible keyboard and 2539 * the disabled mouse interrupt. 2540 */ 2541 error = EIO; 2542 } 2543 2544 kbdc_lock(sc->kbdc, FALSE); 2545 return (error); 2546 } 2547 2548 static int 2549 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2550 { 2551 struct psm_softc *sc = dev->si_drv1; 2552 u_char buf[PSM_SMALLBUFSIZE]; 2553 int error = 0, i, l; 2554 2555 if ((sc->state & PSM_VALID) == 0) 2556 return (EIO); 2557 2558 if (sc->mode.level < PSM_LEVEL_NATIVE) 2559 return (ENODEV); 2560 2561 /* copy data from the user land */ 2562 while (uio->uio_resid > 0) { 2563 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2564 error = uiomove(buf, l, uio); 2565 if (error) 2566 break; 2567 for (i = 0; i < l; i++) { 2568 VLOG(4, (LOG_DEBUG, "psm: cmd 0x%x\n", buf[i])); 2569 if (!write_aux_command(sc->kbdc, buf[i])) { 2570 VLOG(2, (LOG_DEBUG, 2571 "psm: cmd 0x%x failed.\n", buf[i])); 2572 return (reinitialize(sc, FALSE)); 2573 } 2574 } 2575 } 2576 2577 return (error); 2578 } 2579 2580 static int 2581 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2582 struct thread *td) 2583 { 2584 struct psm_softc *sc = dev->si_drv1; 2585 mousemode_t mode; 2586 mousestatus_t status; 2587 mousedata_t *data; 2588 int stat[3]; 2589 int command_byte; 2590 int error = 0; 2591 int s; 2592 2593 /* Perform IOCTL command */ 2594 switch (cmd) { 2595 2596 case OLD_MOUSE_GETHWINFO: 2597 s = spltty(); 2598 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2599 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2600 ((old_mousehw_t *)addr)->type = sc->hw.type; 2601 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2602 splx(s); 2603 break; 2604 2605 case MOUSE_GETHWINFO: 2606 s = spltty(); 2607 *(mousehw_t *)addr = sc->hw; 2608 if (sc->mode.level == PSM_LEVEL_BASE) 2609 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2610 splx(s); 2611 break; 2612 2613 case MOUSE_SYN_GETHWINFO: 2614 s = spltty(); 2615 if (sc->synhw.infoMajor >= 4) 2616 *(synapticshw_t *)addr = sc->synhw; 2617 else 2618 error = EINVAL; 2619 splx(s); 2620 break; 2621 2622 case OLD_MOUSE_GETMODE: 2623 s = spltty(); 2624 switch (sc->mode.level) { 2625 case PSM_LEVEL_BASE: 2626 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2627 break; 2628 case PSM_LEVEL_STANDARD: 2629 ((old_mousemode_t *)addr)->protocol = 2630 MOUSE_PROTO_SYSMOUSE; 2631 break; 2632 case PSM_LEVEL_NATIVE: 2633 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2634 break; 2635 } 2636 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2637 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2638 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2639 splx(s); 2640 break; 2641 2642 case MOUSE_GETMODE: 2643 s = spltty(); 2644 *(mousemode_t *)addr = sc->mode; 2645 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2646 ((mousemode_t *)addr)->syncmask[0] = 0; 2647 ((mousemode_t *)addr)->syncmask[1] = 0; 2648 } 2649 ((mousemode_t *)addr)->resolution = 2650 MOUSE_RES_LOW - sc->mode.resolution; 2651 switch (sc->mode.level) { 2652 case PSM_LEVEL_BASE: 2653 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2654 ((mousemode_t *)addr)->packetsize = 2655 MOUSE_PS2_PACKETSIZE; 2656 break; 2657 case PSM_LEVEL_STANDARD: 2658 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2659 ((mousemode_t *)addr)->packetsize = 2660 MOUSE_SYS_PACKETSIZE; 2661 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2662 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2663 break; 2664 case PSM_LEVEL_NATIVE: 2665 /* FIXME: this isn't quite correct... XXX */ 2666 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2667 break; 2668 } 2669 splx(s); 2670 break; 2671 2672 case OLD_MOUSE_SETMODE: 2673 case MOUSE_SETMODE: 2674 if (cmd == OLD_MOUSE_SETMODE) { 2675 mode.rate = ((old_mousemode_t *)addr)->rate; 2676 /* 2677 * resolution old I/F new I/F 2678 * default 0 0 2679 * low 1 -2 2680 * medium low 2 -3 2681 * medium high 3 -4 2682 * high 4 -5 2683 */ 2684 if (((old_mousemode_t *)addr)->resolution > 0) 2685 mode.resolution = 2686 -((old_mousemode_t *)addr)->resolution - 1; 2687 else 2688 mode.resolution = 0; 2689 mode.accelfactor = 2690 ((old_mousemode_t *)addr)->accelfactor; 2691 mode.level = -1; 2692 } else 2693 mode = *(mousemode_t *)addr; 2694 2695 /* adjust and validate parameters. */ 2696 if (mode.rate > UCHAR_MAX) 2697 return (EINVAL); 2698 if (mode.rate == 0) 2699 mode.rate = sc->dflt_mode.rate; 2700 else if (mode.rate == -1) 2701 /* don't change the current setting */ 2702 ; 2703 else if (mode.rate < 0) 2704 return (EINVAL); 2705 if (mode.resolution >= UCHAR_MAX) 2706 return (EINVAL); 2707 if (mode.resolution >= 200) 2708 mode.resolution = MOUSE_RES_HIGH; 2709 else if (mode.resolution >= 100) 2710 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2711 else if (mode.resolution >= 50) 2712 mode.resolution = MOUSE_RES_MEDIUMLOW; 2713 else if (mode.resolution > 0) 2714 mode.resolution = MOUSE_RES_LOW; 2715 if (mode.resolution == MOUSE_RES_DEFAULT) 2716 mode.resolution = sc->dflt_mode.resolution; 2717 else if (mode.resolution == -1) 2718 /* don't change the current setting */ 2719 ; 2720 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2721 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2722 if (mode.level == -1) 2723 /* don't change the current setting */ 2724 mode.level = sc->mode.level; 2725 else if ((mode.level < PSM_LEVEL_MIN) || 2726 (mode.level > PSM_LEVEL_MAX)) 2727 return (EINVAL); 2728 if (mode.accelfactor == -1) 2729 /* don't change the current setting */ 2730 mode.accelfactor = sc->mode.accelfactor; 2731 else if (mode.accelfactor < 0) 2732 return (EINVAL); 2733 2734 /* don't allow anybody to poll the keyboard controller */ 2735 error = block_mouse_data(sc, &command_byte); 2736 if (error) 2737 return (error); 2738 2739 /* set mouse parameters */ 2740 if (mode.rate > 0) 2741 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2742 mode.rate); 2743 if (mode.resolution >= 0) 2744 mode.resolution = 2745 set_mouse_resolution(sc->kbdc, mode.resolution); 2746 set_mouse_scaling(sc->kbdc, 1); 2747 get_mouse_status(sc->kbdc, stat, 0, 3); 2748 2749 s = spltty(); 2750 sc->mode.rate = mode.rate; 2751 sc->mode.resolution = mode.resolution; 2752 sc->mode.accelfactor = mode.accelfactor; 2753 sc->mode.level = mode.level; 2754 splx(s); 2755 2756 unblock_mouse_data(sc, command_byte); 2757 break; 2758 2759 case MOUSE_GETLEVEL: 2760 *(int *)addr = sc->mode.level; 2761 break; 2762 2763 case MOUSE_SETLEVEL: 2764 if ((*(int *)addr < PSM_LEVEL_MIN) || 2765 (*(int *)addr > PSM_LEVEL_MAX)) 2766 return (EINVAL); 2767 sc->mode.level = *(int *)addr; 2768 break; 2769 2770 case MOUSE_GETSTATUS: 2771 s = spltty(); 2772 status = sc->status; 2773 sc->status.flags = 0; 2774 sc->status.obutton = sc->status.button; 2775 sc->status.button = 0; 2776 sc->status.dx = 0; 2777 sc->status.dy = 0; 2778 sc->status.dz = 0; 2779 splx(s); 2780 *(mousestatus_t *)addr = status; 2781 break; 2782 2783 case MOUSE_READSTATE: 2784 case MOUSE_READDATA: 2785 data = (mousedata_t *)addr; 2786 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2787 return (EINVAL); 2788 2789 error = block_mouse_data(sc, &command_byte); 2790 if (error) 2791 return (error); 2792 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2793 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2794 error = EIO; 2795 unblock_mouse_data(sc, command_byte); 2796 break; 2797 2798 #if (defined(MOUSE_SETRESOLUTION)) 2799 case MOUSE_SETRESOLUTION: 2800 mode.resolution = *(int *)addr; 2801 if (mode.resolution >= UCHAR_MAX) 2802 return (EINVAL); 2803 else if (mode.resolution >= 200) 2804 mode.resolution = MOUSE_RES_HIGH; 2805 else if (mode.resolution >= 100) 2806 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2807 else if (mode.resolution >= 50) 2808 mode.resolution = MOUSE_RES_MEDIUMLOW; 2809 else if (mode.resolution > 0) 2810 mode.resolution = MOUSE_RES_LOW; 2811 if (mode.resolution == MOUSE_RES_DEFAULT) 2812 mode.resolution = sc->dflt_mode.resolution; 2813 else if (mode.resolution == -1) 2814 mode.resolution = sc->mode.resolution; 2815 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2816 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2817 2818 error = block_mouse_data(sc, &command_byte); 2819 if (error) 2820 return (error); 2821 sc->mode.resolution = 2822 set_mouse_resolution(sc->kbdc, mode.resolution); 2823 if (sc->mode.resolution != mode.resolution) 2824 error = EIO; 2825 unblock_mouse_data(sc, command_byte); 2826 break; 2827 #endif /* MOUSE_SETRESOLUTION */ 2828 2829 #if (defined(MOUSE_SETRATE)) 2830 case MOUSE_SETRATE: 2831 mode.rate = *(int *)addr; 2832 if (mode.rate > UCHAR_MAX) 2833 return (EINVAL); 2834 if (mode.rate == 0) 2835 mode.rate = sc->dflt_mode.rate; 2836 else if (mode.rate < 0) 2837 mode.rate = sc->mode.rate; 2838 2839 error = block_mouse_data(sc, &command_byte); 2840 if (error) 2841 return (error); 2842 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2843 if (sc->mode.rate != mode.rate) 2844 error = EIO; 2845 unblock_mouse_data(sc, command_byte); 2846 break; 2847 #endif /* MOUSE_SETRATE */ 2848 2849 #if (defined(MOUSE_SETSCALING)) 2850 case MOUSE_SETSCALING: 2851 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2852 return (EINVAL); 2853 2854 error = block_mouse_data(sc, &command_byte); 2855 if (error) 2856 return (error); 2857 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2858 error = EIO; 2859 unblock_mouse_data(sc, command_byte); 2860 break; 2861 #endif /* MOUSE_SETSCALING */ 2862 2863 #if (defined(MOUSE_GETHWID)) 2864 case MOUSE_GETHWID: 2865 error = block_mouse_data(sc, &command_byte); 2866 if (error) 2867 return (error); 2868 sc->hw.hwid &= ~0x00ff; 2869 sc->hw.hwid |= get_aux_id(sc->kbdc); 2870 *(int *)addr = sc->hw.hwid & 0x00ff; 2871 unblock_mouse_data(sc, command_byte); 2872 break; 2873 #endif /* MOUSE_GETHWID */ 2874 2875 case FIONBIO: 2876 case FIOASYNC: 2877 break; 2878 case FIOSETOWN: 2879 error = fsetown(*(int *)addr, &sc->async); 2880 break; 2881 case FIOGETOWN: 2882 *(int *) addr = fgetown(&sc->async); 2883 break; 2884 default: 2885 return (ENOTTY); 2886 } 2887 2888 return (error); 2889 } 2890 2891 static void 2892 psmtimeout(void *arg) 2893 { 2894 struct psm_softc *sc; 2895 int s; 2896 2897 sc = (struct psm_softc *)arg; 2898 s = spltty(); 2899 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2900 VLOG(6, (LOG_DEBUG, "psm%d: lost interrupt?\n", sc->unit)); 2901 psmintr(sc); 2902 kbdc_lock(sc->kbdc, FALSE); 2903 } 2904 sc->watchdog = TRUE; 2905 splx(s); 2906 callout_reset(&sc->callout, hz, psmtimeout, sc); 2907 } 2908 2909 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2910 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2911 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2912 2913 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2914 "Verbosity level"); 2915 2916 static int psmhz = 20; 2917 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2918 "Frequency of the softcallout (in hz)"); 2919 static int psmerrsecs = 2; 2920 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2921 "Number of seconds during which packets will dropped after a sync error"); 2922 static int psmerrusecs = 0; 2923 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2924 "Microseconds to add to psmerrsecs"); 2925 static int psmsecs = 0; 2926 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2927 "Max number of seconds between soft interrupts"); 2928 static int psmusecs = 500000; 2929 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2930 "Microseconds to add to psmsecs"); 2931 static int pkterrthresh = 2; 2932 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2933 "Number of error packets allowed before reinitializing the mouse"); 2934 2935 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2936 "Enable tap and drag gestures"); 2937 static int tap_threshold = PSM_TAP_THRESHOLD; 2938 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2939 "Button tap threshold"); 2940 static int tap_timeout = PSM_TAP_TIMEOUT; 2941 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2942 "Tap timeout for touchpads"); 2943 2944 /* Tunables */ 2945 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2946 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2947 2948 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2949 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2950 2951 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2952 &elantech_support, 0, "Enable support for Elantech touchpads"); 2953 2954 static void 2955 psmintr(void *arg) 2956 { 2957 struct psm_softc *sc = arg; 2958 struct timeval now; 2959 int c; 2960 packetbuf_t *pb; 2961 2962 if (aux_mux_is_enabled(sc->kbdc)) 2963 VLOG(2, (LOG_DEBUG, "psmintr: active multiplexing mode is not " 2964 "supported!\n")); 2965 2966 /* read until there is nothing to read */ 2967 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 2968 pb = &sc->pqueue[sc->pqueue_end]; 2969 2970 /* discard the byte if the device is not open */ 2971 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2972 continue; 2973 2974 getmicrouptime(&now); 2975 if ((pb->inputbytes > 0) && 2976 timevalcmp(&now, &sc->inputtimeout, >)) { 2977 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 2978 "resetting byte count\n")); 2979 pb->inputbytes = 0; 2980 sc->syncerrors = 0; 2981 sc->pkterrors = 0; 2982 } 2983 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 2984 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 2985 timevaladd(&sc->inputtimeout, &now); 2986 2987 pb->ipacket[pb->inputbytes++] = c; 2988 2989 if (sc->mode.level == PSM_LEVEL_NATIVE) { 2990 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 2991 sc->syncerrors = 0; 2992 sc->pkterrors = 0; 2993 goto next; 2994 } else { 2995 if (pb->inputbytes < sc->mode.packetsize) 2996 continue; 2997 2998 VLOG(4, (LOG_DEBUG, 2999 "psmintr: %02x %02x %02x %02x %02x %02x\n", 3000 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3001 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3002 } 3003 3004 c = pb->ipacket[0]; 3005 3006 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 3007 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 3008 sc->flags &= ~PSM_NEED_SYNCBITS; 3009 VLOG(2, (LOG_DEBUG, 3010 "psmintr: Sync bytes now %04x,%04x\n", 3011 sc->mode.syncmask[0], sc->mode.syncmask[1])); 3012 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 3013 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 3014 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 3015 "(%04x != %04x) %d cmds since last error.\n", 3016 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 3017 sc->cmdcount - sc->lasterr)); 3018 sc->lasterr = sc->cmdcount; 3019 /* 3020 * The sync byte test is a weak measure of packet 3021 * validity. Conservatively discard any input yet 3022 * to be seen by userland when we detect a sync 3023 * error since there is a good chance some of 3024 * the queued packets have undetected errors. 3025 */ 3026 dropqueue(sc); 3027 if (sc->syncerrors == 0) 3028 sc->pkterrors++; 3029 ++sc->syncerrors; 3030 sc->lastinputerr = now; 3031 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3032 sc->pkterrors >= pkterrthresh) { 3033 /* 3034 * If we've failed to find a single sync byte 3035 * in 2 packets worth of data, or we've seen 3036 * persistent packet errors during the 3037 * validation period, reinitialize the mouse 3038 * in hopes of returning it to the expected 3039 * mode. 3040 */ 3041 VLOG(3, (LOG_DEBUG, 3042 "psmintr: reset the mouse.\n")); 3043 reinitialize(sc, TRUE); 3044 } else if (sc->syncerrors == sc->mode.packetsize) { 3045 /* 3046 * Try a soft reset after searching for a sync 3047 * byte through a packet length of bytes. 3048 */ 3049 VLOG(3, (LOG_DEBUG, 3050 "psmintr: re-enable the mouse.\n")); 3051 pb->inputbytes = 0; 3052 disable_aux_dev(sc->kbdc); 3053 enable_aux_dev(sc->kbdc); 3054 } else { 3055 VLOG(3, (LOG_DEBUG, 3056 "psmintr: discard a byte (%d)\n", 3057 sc->syncerrors)); 3058 pb->inputbytes--; 3059 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3060 pb->inputbytes); 3061 } 3062 continue; 3063 } 3064 3065 /* 3066 * We have what appears to be a valid packet. 3067 * Reset the error counters. 3068 */ 3069 sc->syncerrors = 0; 3070 3071 /* 3072 * Drop even good packets if they occur within a timeout 3073 * period of a sync error. This allows the detection of 3074 * a change in the mouse's packet mode without exposing 3075 * erratic mouse behavior to the user. Some KVMs forget 3076 * enhanced mouse modes during switch events. 3077 */ 3078 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3079 &now)) { 3080 pb->inputbytes = 0; 3081 continue; 3082 } 3083 3084 /* 3085 * Now that we're out of the validation period, reset 3086 * the packet error count. 3087 */ 3088 sc->pkterrors = 0; 3089 3090 sc->cmdcount++; 3091 next: 3092 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3093 sc->pqueue_end = 0; 3094 /* 3095 * If we've filled the queue then call the softintr ourselves, 3096 * otherwise schedule the interrupt for later. 3097 */ 3098 if (!timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3099 (sc->pqueue_end == sc->pqueue_start)) { 3100 if ((sc->state & PSM_SOFTARMED) != 0) { 3101 sc->state &= ~PSM_SOFTARMED; 3102 callout_stop(&sc->softcallout); 3103 } 3104 psmsoftintr(arg); 3105 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3106 sc->state |= PSM_SOFTARMED; 3107 callout_reset(&sc->softcallout, 3108 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3109 } 3110 } 3111 } 3112 3113 static void 3114 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3115 int *x, int *y, int *z) 3116 { 3117 3118 /* 3119 * PS2++ protocol packet 3120 * 3121 * b7 b6 b5 b4 b3 b2 b1 b0 3122 * byte 1: * 1 p3 p2 1 * * * 3123 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3124 * 3125 * p3-p0: packet type 3126 * c1, c2: c1 & c2 == 1, if p2 == 0 3127 * c1 & c2 == 0, if p2 == 1 3128 * 3129 * packet type: 0 (device type) 3130 * See comments in enable_mmanplus() below. 3131 * 3132 * packet type: 1 (wheel data) 3133 * 3134 * b7 b6 b5 b4 b3 b2 b1 b0 3135 * byte 3: h * B5 B4 s d2 d1 d0 3136 * 3137 * h: 1, if horizontal roller data 3138 * 0, if vertical roller data 3139 * B4, B5: button 4 and 5 3140 * s: sign bit 3141 * d2-d0: roller data 3142 * 3143 * packet type: 2 (reserved) 3144 */ 3145 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3146 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3147 /* 3148 * the extended data packet encodes button 3149 * and wheel events 3150 */ 3151 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3152 case 1: 3153 /* wheel data packet */ 3154 *x = *y = 0; 3155 if (pb->ipacket[2] & 0x80) { 3156 /* XXX horizontal roller count - ignore it */ 3157 ; 3158 } else { 3159 /* vertical roller count */ 3160 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3161 (pb->ipacket[2] & 0x0f) - 16 : 3162 (pb->ipacket[2] & 0x0f); 3163 } 3164 ms->button |= (pb->ipacket[2] & 3165 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3166 MOUSE_BUTTON4DOWN : 0; 3167 ms->button |= (pb->ipacket[2] & 3168 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3169 MOUSE_BUTTON5DOWN : 0; 3170 break; 3171 case 2: 3172 /* 3173 * this packet type is reserved by 3174 * Logitech... 3175 */ 3176 /* 3177 * IBM ScrollPoint Mouse uses this 3178 * packet type to encode both vertical 3179 * and horizontal scroll movement. 3180 */ 3181 *x = *y = 0; 3182 /* horizontal count */ 3183 if (pb->ipacket[2] & 0x0f) 3184 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3185 -2 : 2; 3186 /* vertical count */ 3187 if (pb->ipacket[2] & 0xf0) 3188 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3189 -1 : 1; 3190 break; 3191 case 0: 3192 /* device type packet - shouldn't happen */ 3193 /* FALLTHROUGH */ 3194 default: 3195 *x = *y = 0; 3196 ms->button = ms->obutton; 3197 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3198 "type %d: 0x%02x 0x%02x 0x%02x\n", 3199 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3200 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3201 break; 3202 } 3203 } else { 3204 /* preserve button states */ 3205 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3206 } 3207 } 3208 3209 static int 3210 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3211 int *x, int *y, int *z) 3212 { 3213 static int touchpad_buttons; 3214 static int guest_buttons; 3215 static finger_t f[PSM_FINGERS]; 3216 int w, id, nfingers, ewcode, extended_buttons, clickpad_pressed; 3217 3218 extended_buttons = 0; 3219 3220 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3221 * 3222 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3223 * ------------------------------------------------ 3224 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3225 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3226 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3227 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3228 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3229 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3230 * 3231 * Legend: 3232 * L: left physical mouse button 3233 * R: right physical mouse button 3234 * D: down button 3235 * U: up button 3236 * W: "wrist" value 3237 * X: x position 3238 * Y: y position 3239 * Z: pressure 3240 * 3241 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3242 * 3243 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3244 * ------------------------------------------------------ 3245 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3246 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3247 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3248 * 3249 * Legend: 3250 * M: Middle physical mouse button 3251 * E: Extended mouse buttons reported instead of low bits of X and Y 3252 * b1-b8: Extended mouse buttons 3253 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3254 * 4 and 5, for reading X and Y value they should be zeroed. 3255 * 3256 * Absolute reportable limits: 0 - 6143. 3257 * Typical bezel limits: 1472 - 5472. 3258 * Typical edge marings: 1632 - 5312. 3259 * 3260 * w = 3 Passthrough Packet 3261 * 3262 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3263 */ 3264 3265 if (!synaptics_support) 3266 return (0); 3267 3268 /* Sanity check for out of sync packets. */ 3269 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3270 (pb->ipacket[3] & 0xc8) != 0xc0) 3271 return (-1); 3272 3273 *x = *y = 0; 3274 ms->button = ms->obutton; 3275 3276 /* 3277 * Pressure value. 3278 * Interpretation: 3279 * z = 0 No finger contact 3280 * z = 10 Finger hovering near the pad 3281 * z = 30 Very light finger contact 3282 * z = 80 Normal finger contact 3283 * z = 110 Very heavy finger contact 3284 * z = 200 Finger lying flat on pad surface 3285 * z = 255 Maximum reportable Z 3286 */ 3287 *z = pb->ipacket[2]; 3288 3289 /* 3290 * Finger width value 3291 * Interpretation: 3292 * w = 0 Two finger on the pad (capMultiFinger needed) 3293 * w = 1 Three or more fingers (capMultiFinger needed) 3294 * w = 2 Pen (instead of finger) (capPen needed) 3295 * w = 3 Reserved (passthrough?) 3296 * w = 4-7 Finger of normal width (capPalmDetect needed) 3297 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3298 * w = 15 Maximum reportable width (capPalmDetect needed) 3299 */ 3300 /* XXX Is checking capExtended enough? */ 3301 if (sc->synhw.capExtended) 3302 w = ((pb->ipacket[0] & 0x30) >> 2) | 3303 ((pb->ipacket[0] & 0x04) >> 1) | 3304 ((pb->ipacket[3] & 0x04) >> 2); 3305 else { 3306 /* Assume a finger of regular width. */ 3307 w = 4; 3308 } 3309 3310 switch (w) { 3311 case 3: 3312 /* 3313 * Handle packets from the guest device. See: 3314 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3315 */ 3316 if (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX) { 3317 *x = ((pb->ipacket[1] & 0x10) ? 3318 pb->ipacket[4] - 256 : pb->ipacket[4]); 3319 *y = ((pb->ipacket[1] & 0x20) ? 3320 pb->ipacket[5] - 256 : pb->ipacket[5]); 3321 *z = 0; 3322 3323 guest_buttons = 0; 3324 if (pb->ipacket[1] & 0x01) 3325 guest_buttons |= MOUSE_BUTTON1DOWN; 3326 if (pb->ipacket[1] & 0x04) 3327 guest_buttons |= MOUSE_BUTTON2DOWN; 3328 if (pb->ipacket[1] & 0x02) 3329 guest_buttons |= MOUSE_BUTTON3DOWN; 3330 #ifdef EVDEV_SUPPORT 3331 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3332 evdev_push_rel(sc->evdev_r, REL_X, *x); 3333 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3334 evdev_push_mouse_btn(sc->evdev_r, 3335 guest_buttons); 3336 evdev_sync(sc->evdev_r); 3337 } 3338 #endif 3339 ms->button = touchpad_buttons | guest_buttons | 3340 sc->extended_buttons; 3341 } 3342 goto SYNAPTICS_END; 3343 3344 case 2: 3345 /* Handle Extended W mode packets */ 3346 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3347 #if PSM_FINGERS > 1 3348 switch (ewcode) { 3349 case 1: 3350 /* Secondary finger */ 3351 if (sc->synhw.capAdvancedGestures) 3352 f[1] = (finger_t) { 3353 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3354 pb->ipacket[1]) << 1, 3355 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3356 pb->ipacket[2]) << 1, 3357 .p = ((pb->ipacket[3] & 0x30) | 3358 (pb->ipacket[5] & 0x0f)) << 1, 3359 .w = PSM_FINGER_DEFAULT_W, 3360 .flags = PSM_FINGER_FUZZY, 3361 }; 3362 else if (sc->synhw.capReportsV) 3363 f[1] = (finger_t) { 3364 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3365 (pb->ipacket[1] & 0xfe)) << 1, 3366 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3367 (pb->ipacket[2] & 0xfe)) << 1, 3368 .p = ((pb->ipacket[3] & 0x30) | 3369 (pb->ipacket[5] & 0x0e)) << 1, 3370 .w = (((pb->ipacket[5] & 0x01) << 2) | 3371 ((pb->ipacket[2] & 0x01) << 1) | 3372 (pb->ipacket[1] & 0x01)) + 8, 3373 .flags = PSM_FINGER_FUZZY, 3374 }; 3375 default: 3376 break; 3377 } 3378 #endif 3379 goto SYNAPTICS_END; 3380 3381 case 1: 3382 case 0: 3383 nfingers = w + 2; 3384 break; 3385 3386 default: 3387 nfingers = 1; 3388 } 3389 3390 if (sc->syninfo.touchpad_off) 3391 goto SYNAPTICS_END; 3392 3393 /* Button presses */ 3394 touchpad_buttons = 0; 3395 if (pb->ipacket[0] & 0x01) 3396 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3397 if (pb->ipacket[0] & 0x02) 3398 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3399 3400 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3401 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3402 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3403 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3404 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3405 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3406 !sc->synhw.capClickPad) { 3407 /* Middle Button */ 3408 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3409 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3410 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3411 /* Extended Buttons */ 3412 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3413 if (sc->syninfo.directional_scrolls) { 3414 if (pb->ipacket[4] & 0x01) 3415 extended_buttons |= MOUSE_BUTTON4DOWN; 3416 if (pb->ipacket[5] & 0x01) 3417 extended_buttons |= MOUSE_BUTTON5DOWN; 3418 if (pb->ipacket[4] & 0x02) 3419 extended_buttons |= MOUSE_BUTTON6DOWN; 3420 if (pb->ipacket[5] & 0x02) 3421 extended_buttons |= MOUSE_BUTTON7DOWN; 3422 } else { 3423 if (pb->ipacket[4] & 0x01) 3424 extended_buttons |= MOUSE_BUTTON1DOWN; 3425 if (pb->ipacket[5] & 0x01) 3426 extended_buttons |= MOUSE_BUTTON3DOWN; 3427 if (pb->ipacket[4] & 0x02) 3428 extended_buttons |= MOUSE_BUTTON2DOWN; 3429 sc->extended_buttons = extended_buttons; 3430 } 3431 3432 /* 3433 * Zero out bits used by extended buttons to avoid 3434 * misinterpretation of the data absolute position. 3435 * 3436 * The bits represented by 3437 * 3438 * (nExtendedButtons + 1) >> 1 3439 * 3440 * will be masked out in both bytes. 3441 * The mask for n bits is computed with the formula 3442 * 3443 * (1 << n) - 1 3444 */ 3445 int maskedbits = 0; 3446 int mask = 0; 3447 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3448 mask = (1 << maskedbits) - 1; 3449 #ifdef EVDEV_SUPPORT 3450 int i; 3451 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3452 if (sc->synhw.capPassthrough) { 3453 evdev_push_mouse_btn(sc->evdev_r, 3454 extended_buttons); 3455 evdev_sync(sc->evdev_r); 3456 } 3457 for (i = 0; i < maskedbits; i++) { 3458 evdev_push_key(sc->evdev_a, 3459 BTN_0 + i * 2, 3460 pb->ipacket[4] & (1 << i)); 3461 evdev_push_key(sc->evdev_a, 3462 BTN_0 + i * 2 + 1, 3463 pb->ipacket[5] & (1 << i)); 3464 } 3465 } 3466 #endif 3467 pb->ipacket[4] &= ~(mask); 3468 pb->ipacket[5] &= ~(mask); 3469 } else if (!sc->syninfo.directional_scrolls && 3470 !sc->gesture.in_vscroll) { 3471 /* 3472 * Keep reporting MOUSE DOWN until we get a new packet 3473 * indicating otherwise. 3474 */ 3475 extended_buttons |= sc->extended_buttons; 3476 } 3477 } 3478 3479 if (sc->synhw.capReportsV && nfingers > 1) 3480 f[0] = (finger_t) { 3481 .x = ((pb->ipacket[3] & 0x10) << 8) | 3482 ((pb->ipacket[1] & 0x0f) << 8) | 3483 (pb->ipacket[4] & 0xfd), 3484 .y = ((pb->ipacket[3] & 0x20) << 7) | 3485 ((pb->ipacket[1] & 0xf0) << 4) | 3486 (pb->ipacket[5] & 0xfd), 3487 .p = *z & 0xfe, 3488 .w = (((pb->ipacket[2] & 0x01) << 2) | 3489 (pb->ipacket[5] & 0x02) | 3490 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3491 .flags = PSM_FINGER_FUZZY, 3492 }; 3493 else 3494 f[0] = (finger_t) { 3495 .x = ((pb->ipacket[3] & 0x10) << 8) | 3496 ((pb->ipacket[1] & 0x0f) << 8) | 3497 pb->ipacket[4], 3498 .y = ((pb->ipacket[3] & 0x20) << 7) | 3499 ((pb->ipacket[1] & 0xf0) << 4) | 3500 pb->ipacket[5], 3501 .p = *z, 3502 .w = w, 3503 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3504 }; 3505 3506 /* Ignore hovering and unmeasurable touches */ 3507 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3508 nfingers = 0; 3509 3510 /* Handle ClickPad */ 3511 if (sc->synhw.capClickPad) { 3512 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3513 if (sc->synhw.forcePad) { 3514 /* 3515 * Forcepads erroneously report button click if there 3516 * are 2 or more fingers on the touchpad breaking 3517 * multifinger gestures. To workaround this start 3518 * reporting a click only after 4 consecutive single 3519 * touch packets has been received. 3520 * Skip these packets in case more contacts appear. 3521 */ 3522 switch (nfingers) { 3523 case 0: 3524 sc->fpcount = 0; 3525 break; 3526 case 1: 3527 if (clickpad_pressed && sc->fpcount < INT_MAX) 3528 ++sc->fpcount; 3529 /* FALLTHROUGH */ 3530 default: 3531 if (!clickpad_pressed) 3532 sc->fpcount = 0; 3533 if (sc->fpcount >= sc->syninfo.window_min) 3534 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3535 } 3536 } else if (clickpad_pressed) 3537 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3538 } 3539 3540 for (id = 0; id < PSM_FINGERS; id++) 3541 if (id >= nfingers) 3542 PSM_FINGER_RESET(f[id]); 3543 3544 #ifdef EVDEV_SUPPORT 3545 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3546 for (id = 0; id < PSM_FINGERS; id++) { 3547 if (PSM_FINGER_IS_SET(f[id])) 3548 psm_push_mt_finger(sc, id, &f[id]); 3549 else 3550 psm_release_mt_slot(sc->evdev_a, id); 3551 } 3552 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3553 evdev_push_nfingers(sc->evdev_a, nfingers); 3554 if (nfingers > 0) 3555 psm_push_st_finger(sc, &f[0]); 3556 else 3557 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3558 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3559 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3560 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3561 touchpad_buttons & MOUSE_BUTTON4DOWN); 3562 evdev_push_key(sc->evdev_a, BTN_BACK, 3563 touchpad_buttons & MOUSE_BUTTON5DOWN); 3564 } 3565 evdev_sync(sc->evdev_a); 3566 } 3567 #endif 3568 3569 ms->button = touchpad_buttons; 3570 3571 psmgestures(sc, &f[0], nfingers, ms); 3572 for (id = 0; id < PSM_FINGERS; id++) 3573 psmsmoother(sc, &f[id], id, ms, x, y); 3574 3575 /* Palm detection doesn't terminate the current action. */ 3576 if (psmpalmdetect(sc, &f[0], nfingers)) { 3577 *x = *y = *z = 0; 3578 ms->button = ms->obutton; 3579 return (0); 3580 } 3581 3582 ms->button |= extended_buttons | guest_buttons; 3583 3584 SYNAPTICS_END: 3585 /* 3586 * Use the extra buttons as a scrollwheel 3587 * 3588 * XXX X.Org uses the Z axis for vertical wheel only, 3589 * whereas moused(8) understands special values to differ 3590 * vertical and horizontal wheels. 3591 * 3592 * xf86-input-mouse needs therefore a small patch to 3593 * understand these special values. Without it, the 3594 * horizontal wheel acts as a vertical wheel in X.Org. 3595 * 3596 * That's why the horizontal wheel is disabled by 3597 * default for now. 3598 */ 3599 if (ms->button & MOUSE_BUTTON4DOWN) 3600 *z = -1; 3601 else if (ms->button & MOUSE_BUTTON5DOWN) 3602 *z = 1; 3603 else if (ms->button & MOUSE_BUTTON6DOWN) 3604 *z = -2; 3605 else if (ms->button & MOUSE_BUTTON7DOWN) 3606 *z = 2; 3607 else 3608 *z = 0; 3609 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3610 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3611 3612 return (0); 3613 } 3614 3615 static int 3616 proc_synaptics_mux(struct psm_softc *sc, packetbuf_t *pb) 3617 { 3618 int butt; 3619 3620 /* 3621 * Convert 3-byte interleaved mixture of Synaptics and generic mouse 3622 * packets into plain 6-byte Synaptics packet protocol. 3623 * While in hidden multiplexing mode KBC does some editing of the 3624 * packet stream. It remembers the button bits from the last packet 3625 * received from each device, and replaces the button bits of every 3626 * packet with the logical OR of all devices’ most recent button bits. 3627 * This button crosstalk should be filtered out as Synaptics and 3628 * generic mouse encode middle button presses in a different way. 3629 */ 3630 switch (pb->ipacket[0] & 0xc0) { 3631 case 0x80: /* First 3 bytes of Synaptics packet */ 3632 bcopy(pb->ipacket, sc->muxsave, 3); 3633 /* Compute middle mouse button supression timeout. */ 3634 sc->muxmidtimeout.tv_sec = 0; 3635 sc->muxmidtimeout.tv_usec = 50000; /* ~2-3 ints */ 3636 timevaladd(&sc->muxmidtimeout, &sc->lastsoftintr); 3637 return (1); 3638 3639 case 0xc0: /* Second 3 bytes of Synaptics packet */ 3640 /* Join two 3-bytes absolute packets */ 3641 bcopy(pb->ipacket, pb->ipacket + 3, 3); 3642 bcopy(sc->muxsave, pb->ipacket, 3); 3643 /* Prefer trackpoint buttons over touchpad's */ 3644 pb->ipacket[0] &= ~(0x08 | sc->muxmsbuttons); 3645 pb->ipacket[3] &= ~(0x08 | sc->muxmsbuttons); 3646 butt = (pb->ipacket[3] & 0x03) << 2 | (pb->ipacket[0] & 0x03); 3647 /* Add hysteresis to remove spurious middle button events */ 3648 if (butt != sc->muxtpbuttons && sc->fpcount < 1) { 3649 pb->ipacket[0] &= 0xfc; 3650 pb->ipacket[0] |= sc->muxtpbuttons & 0x03; 3651 pb->ipacket[3] &= 0xfc; 3652 pb->ipacket[3] |= sc->muxtpbuttons >> 2 & 0x03; 3653 ++sc->fpcount; 3654 } else { 3655 sc->fpcount = 0; 3656 sc->muxtpbuttons = butt; 3657 } 3658 /* Filter out impossible w induced by middle trackpoint btn */ 3659 if (sc->synhw.capExtended && !sc->synhw.capPassthrough && 3660 (pb->ipacket[0] & 0x34) == 0x04 && 3661 (pb->ipacket[3] & 0x04) == 0x04) { 3662 pb->ipacket[0] &= 0xfb; 3663 pb->ipacket[3] &= 0xfb; 3664 } 3665 sc->muxsave[0] &= 0x30; 3666 break; 3667 3668 default: /* Generic mouse (Trackpoint) packet */ 3669 /* Filter out middle button events induced by some w values */ 3670 if (sc->muxmsbuttons & 0x03 || pb->ipacket[0] & 0x03 || 3671 (timevalcmp(&sc->lastsoftintr, &sc->muxmidtimeout, <=) && 3672 (sc->muxsave[0] & 0x30 || sc->muxsave[2] > 8))) 3673 pb->ipacket[0] &= 0xfb; 3674 sc->muxmsbuttons = pb->ipacket[0] & 0x07; 3675 /* Convert to Synaptics pass-through protocol */ 3676 pb->ipacket[4] = pb->ipacket[1]; 3677 pb->ipacket[5] = pb->ipacket[2]; 3678 pb->ipacket[1] = pb->ipacket[0]; 3679 pb->ipacket[2] = 0; 3680 pb->ipacket[0] = 0x84 | (sc->muxtpbuttons & 0x03); 3681 pb->ipacket[3] = 0xc4 | (sc->muxtpbuttons >> 2 & 0x03); 3682 } 3683 3684 VLOG(4, (LOG_DEBUG, "synaptics: %02x %02x %02x %02x %02x %02x\n", 3685 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3686 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3687 3688 pb->inputbytes = MOUSE_SYNAPTICS_PACKETSIZE; 3689 return (0); 3690 } 3691 3692 static int 3693 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3694 { 3695 if (!( 3696 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3697 !sc->synhw.capReportsV && nfingers > 1) || 3698 (sc->synhw.capReportsV && nfingers > 2) || 3699 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3700 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3701 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3702 /* 3703 * We consider the packet irrelevant for the current 3704 * action when: 3705 * - the width isn't comprised in: 3706 * [1; max_width] 3707 * - the pressure isn't comprised in: 3708 * [min_pressure; max_pressure] 3709 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3710 */ 3711 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3712 return (1); 3713 } 3714 return (0); 3715 } 3716 3717 static void 3718 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3719 mousestatus_t *ms) 3720 { 3721 smoother_t *smoother; 3722 gesture_t *gest; 3723 finger_t *f; 3724 int y_ok, center_button, center_x, right_button, right_x, i; 3725 3726 f = &fingers[0]; 3727 smoother = &sc->smoother[0]; 3728 gest = &sc->gesture; 3729 3730 /* Find first active finger. */ 3731 if (nfingers > 0) { 3732 for (i = 0; i < PSM_FINGERS; i++) { 3733 if (PSM_FINGER_IS_SET(fingers[i])) { 3734 f = &fingers[i]; 3735 smoother = &sc->smoother[i]; 3736 break; 3737 } 3738 } 3739 } 3740 3741 /* 3742 * Check pressure to detect a real wanted action on the 3743 * touchpad. 3744 */ 3745 if (f->p >= sc->syninfo.min_pressure) { 3746 int x0, y0; 3747 int dxp, dyp; 3748 int start_x, start_y; 3749 int queue_len; 3750 int margin_top, margin_right, margin_bottom, margin_left; 3751 int window_min, window_max; 3752 int vscroll_hor_area, vscroll_ver_area; 3753 int two_finger_scroll; 3754 int max_x, max_y; 3755 3756 /* Read sysctl. */ 3757 /* XXX Verify values? */ 3758 margin_top = sc->syninfo.margin_top; 3759 margin_right = sc->syninfo.margin_right; 3760 margin_bottom = sc->syninfo.margin_bottom; 3761 margin_left = sc->syninfo.margin_left; 3762 window_min = sc->syninfo.window_min; 3763 window_max = sc->syninfo.window_max; 3764 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3765 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3766 two_finger_scroll = sc->syninfo.two_finger_scroll; 3767 max_x = sc->syninfo.max_x; 3768 max_y = sc->syninfo.max_y; 3769 3770 /* Read current absolute position. */ 3771 x0 = f->x; 3772 y0 = f->y; 3773 3774 /* 3775 * Limit the coordinates to the specified margins because 3776 * this area isn't very reliable. 3777 */ 3778 if (x0 <= margin_left) 3779 x0 = margin_left; 3780 else if (x0 >= max_x - margin_right) 3781 x0 = max_x - margin_right; 3782 if (y0 <= margin_bottom) 3783 y0 = margin_bottom; 3784 else if (y0 >= max_y - margin_top) 3785 y0 = max_y - margin_top; 3786 3787 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3788 x0, y0, f->p, f->w)); 3789 3790 /* 3791 * If the action is just beginning, init the structure and 3792 * compute tap timeout. 3793 */ 3794 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3795 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3796 3797 /* Initialize queue. */ 3798 gest->window_min = window_min; 3799 3800 /* Reset pressure peak. */ 3801 gest->zmax = 0; 3802 3803 /* Reset fingers count. */ 3804 gest->fingers_nb = 0; 3805 3806 /* Reset virtual scrolling state. */ 3807 gest->in_vscroll = 0; 3808 3809 /* Compute tap timeout. */ 3810 gest->taptimeout.tv_sec = tap_timeout / 1000000; 3811 gest->taptimeout.tv_usec = tap_timeout % 1000000; 3812 timevaladd(&gest->taptimeout, &sc->lastsoftintr); 3813 3814 sc->flags |= PSM_FLAGS_FINGERDOWN; 3815 3816 /* Smoother has not been reset yet */ 3817 queue_len = 1; 3818 start_x = x0; 3819 start_y = y0; 3820 } else { 3821 queue_len = smoother->queue_len + 1; 3822 start_x = smoother->start_x; 3823 start_y = smoother->start_y; 3824 } 3825 3826 /* Process ClickPad softbuttons */ 3827 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3828 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3829 start_y < sc->syninfo.softbuttons_y : 3830 start_y > max_y + sc->syninfo.softbuttons_y; 3831 3832 center_button = MOUSE_BUTTON2DOWN; 3833 center_x = sc->syninfo.softbutton2_x; 3834 right_button = MOUSE_BUTTON3DOWN; 3835 right_x = sc->syninfo.softbutton3_x; 3836 3837 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3838 center_button = MOUSE_BUTTON3DOWN; 3839 center_x = sc->syninfo.softbutton3_x; 3840 right_button = MOUSE_BUTTON2DOWN; 3841 right_x = sc->syninfo.softbutton2_x; 3842 } 3843 3844 if (right_x > 0 && start_x > right_x && y_ok) 3845 ms->button = (ms->button & 3846 ~MOUSE_BUTTON1DOWN) | right_button; 3847 else if (center_x > 0 && start_x > center_x && y_ok) 3848 ms->button = (ms->button & 3849 ~MOUSE_BUTTON1DOWN) | center_button; 3850 } 3851 3852 /* If in tap-hold, add the recorded button. */ 3853 if (gest->in_taphold) 3854 ms->button |= gest->tap_button; 3855 3856 /* 3857 * For tap, we keep the maximum number of fingers and the 3858 * pressure peak. Also with multiple fingers, we increase 3859 * the minimum window. 3860 */ 3861 if (nfingers > 1) 3862 gest->window_min = window_max; 3863 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3864 gest->zmax = imax(f->p, gest->zmax); 3865 3866 /* Do we have enough packets to consider this a gesture? */ 3867 if (queue_len < gest->window_min) 3868 return; 3869 3870 dyp = -1; 3871 dxp = -1; 3872 3873 /* Is a scrolling action occurring? */ 3874 if (!gest->in_taphold && !ms->button && 3875 (!gest->in_vscroll || two_finger_scroll)) { 3876 /* 3877 * A scrolling action must not conflict with a tap 3878 * action. Here are the conditions to consider a 3879 * scrolling action: 3880 * - the action in a configurable area 3881 * - one of the following: 3882 * . the distance between the last packet and the 3883 * first should be above a configurable minimum 3884 * . tap timed out 3885 */ 3886 dxp = abs(x0 - start_x); 3887 dyp = abs(y0 - start_y); 3888 3889 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3890 dxp >= sc->syninfo.vscroll_min_delta || 3891 dyp >= sc->syninfo.vscroll_min_delta) { 3892 /* 3893 * Handle two finger scrolling. 3894 * Note that we don't rely on fingers_nb 3895 * as that keeps the maximum number of fingers. 3896 */ 3897 if (two_finger_scroll) { 3898 if (nfingers == 2) { 3899 gest->in_vscroll += 3900 dyp ? 2 : 0; 3901 gest->in_vscroll += 3902 dxp ? 1 : 0; 3903 } 3904 } else { 3905 /* Check for horizontal scrolling. */ 3906 if ((vscroll_hor_area > 0 && 3907 start_y <= vscroll_hor_area) || 3908 (vscroll_hor_area < 0 && 3909 start_y >= 3910 max_y + vscroll_hor_area)) 3911 gest->in_vscroll += 2; 3912 3913 /* Check for vertical scrolling. */ 3914 if ((vscroll_ver_area > 0 && 3915 start_x <= vscroll_ver_area) || 3916 (vscroll_ver_area < 0 && 3917 start_x >= 3918 max_x + vscroll_ver_area)) 3919 gest->in_vscroll += 1; 3920 } 3921 3922 /* Avoid conflicts if area overlaps. */ 3923 if (gest->in_vscroll >= 3) 3924 gest->in_vscroll = 3925 (dxp > dyp) ? 2 : 1; 3926 } 3927 } 3928 /* 3929 * Reset two finger scrolling when the number of fingers 3930 * is different from two or any button is pressed. 3931 */ 3932 if (two_finger_scroll && gest->in_vscroll != 0 && 3933 (nfingers != 2 || ms->button)) 3934 gest->in_vscroll = 0; 3935 3936 VLOG(5, (LOG_DEBUG, 3937 "synaptics: virtual scrolling: %s " 3938 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 3939 gest->in_vscroll ? "YES" : "NO", 3940 gest->in_vscroll, dxp, dyp, 3941 gest->fingers_nb)); 3942 3943 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 3944 /* 3945 * An action is currently taking place but the pressure 3946 * dropped under the minimum, putting an end to it. 3947 */ 3948 int taphold_timeout, dx, dy, tap_max_delta; 3949 3950 dx = abs(smoother->queue[smoother->queue_cursor].x - 3951 smoother->start_x); 3952 dy = abs(smoother->queue[smoother->queue_cursor].y - 3953 smoother->start_y); 3954 3955 /* Max delta is disabled for multi-fingers tap. */ 3956 if (gest->fingers_nb > 1) 3957 tap_max_delta = imax(dx, dy); 3958 else 3959 tap_max_delta = sc->syninfo.tap_max_delta; 3960 3961 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 3962 3963 /* Check for tap. */ 3964 VLOG(3, (LOG_DEBUG, 3965 "synaptics: zmax=%d, dx=%d, dy=%d, " 3966 "delta=%d, fingers=%d, queue=%d\n", 3967 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 3968 smoother->queue_len)); 3969 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 3970 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 3971 dx <= tap_max_delta && dy <= tap_max_delta && 3972 smoother->queue_len >= sc->syninfo.tap_min_queue) { 3973 /* 3974 * We have a tap if: 3975 * - the maximum pressure went over tap_threshold 3976 * - the action ended before tap_timeout 3977 * 3978 * To handle tap-hold, we must delay any button push to 3979 * the next action. 3980 */ 3981 if (gest->in_taphold) { 3982 /* 3983 * This is the second and last tap of a 3984 * double tap action, not a tap-hold. 3985 */ 3986 gest->in_taphold = 0; 3987 3988 /* 3989 * For double-tap to work: 3990 * - no button press is emitted (to 3991 * simulate a button release) 3992 * - PSM_FLAGS_FINGERDOWN is set to 3993 * force the next packet to emit a 3994 * button press) 3995 */ 3996 VLOG(2, (LOG_DEBUG, 3997 "synaptics: button RELEASE: %d\n", 3998 gest->tap_button)); 3999 sc->flags |= PSM_FLAGS_FINGERDOWN; 4000 4001 /* Schedule button press on next interrupt */ 4002 sc->idletimeout.tv_sec = psmhz > 1 ? 4003 0 : 1; 4004 sc->idletimeout.tv_usec = psmhz > 1 ? 4005 1000000 / psmhz : 0; 4006 } else { 4007 /* 4008 * This is the first tap: we set the 4009 * tap-hold state and notify the button 4010 * down event. 4011 */ 4012 gest->in_taphold = 1; 4013 taphold_timeout = sc->syninfo.taphold_timeout; 4014 gest->taptimeout.tv_sec = taphold_timeout / 4015 1000000; 4016 gest->taptimeout.tv_usec = taphold_timeout % 4017 1000000; 4018 sc->idletimeout = gest->taptimeout; 4019 timevaladd(&gest->taptimeout, 4020 &sc->lastsoftintr); 4021 4022 switch (gest->fingers_nb) { 4023 case 3: 4024 gest->tap_button = 4025 MOUSE_BUTTON2DOWN; 4026 break; 4027 case 2: 4028 gest->tap_button = 4029 MOUSE_BUTTON3DOWN; 4030 break; 4031 default: 4032 gest->tap_button = 4033 MOUSE_BUTTON1DOWN; 4034 } 4035 VLOG(2, (LOG_DEBUG, 4036 "synaptics: button PRESS: %d\n", 4037 gest->tap_button)); 4038 ms->button |= gest->tap_button; 4039 } 4040 } else { 4041 /* 4042 * Not enough pressure or timeout: reset 4043 * tap-hold state. 4044 */ 4045 if (gest->in_taphold) { 4046 VLOG(2, (LOG_DEBUG, 4047 "synaptics: button RELEASE: %d\n", 4048 gest->tap_button)); 4049 gest->in_taphold = 0; 4050 } else { 4051 VLOG(2, (LOG_DEBUG, 4052 "synaptics: not a tap-hold\n")); 4053 } 4054 } 4055 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 4056 /* 4057 * For a tap-hold to work, the button must remain down at 4058 * least until timeout (where the in_taphold flags will be 4059 * cleared) or during the next action. 4060 */ 4061 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 4062 ms->button |= gest->tap_button; 4063 } else { 4064 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 4065 gest->tap_button)); 4066 gest->in_taphold = 0; 4067 } 4068 } 4069 4070 return; 4071 } 4072 4073 static void 4074 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 4075 mousestatus_t *ms, int *x, int *y) 4076 { 4077 smoother_t *smoother = &sc->smoother[smoother_id]; 4078 gesture_t *gest = &(sc->gesture); 4079 4080 /* 4081 * Check pressure to detect a real wanted action on the 4082 * touchpad. 4083 */ 4084 if (f->p >= sc->syninfo.min_pressure) { 4085 int x0, y0; 4086 int cursor, peer, window; 4087 int dx, dy, dxp, dyp; 4088 int max_width, max_pressure; 4089 int margin_top, margin_right, margin_bottom, margin_left; 4090 int na_top, na_right, na_bottom, na_left; 4091 int window_min, window_max; 4092 int multiplicator; 4093 int weight_current, weight_previous, weight_len_squared; 4094 int div_min, div_max, div_len; 4095 int vscroll_hor_area, vscroll_ver_area; 4096 int two_finger_scroll; 4097 int max_x, max_y; 4098 int len, weight_prev_x, weight_prev_y; 4099 int div_max_x, div_max_y, div_x, div_y; 4100 int is_fuzzy; 4101 4102 /* Read sysctl. */ 4103 /* XXX Verify values? */ 4104 max_width = sc->syninfo.max_width; 4105 max_pressure = sc->syninfo.max_pressure; 4106 margin_top = sc->syninfo.margin_top; 4107 margin_right = sc->syninfo.margin_right; 4108 margin_bottom = sc->syninfo.margin_bottom; 4109 margin_left = sc->syninfo.margin_left; 4110 na_top = sc->syninfo.na_top; 4111 na_right = sc->syninfo.na_right; 4112 na_bottom = sc->syninfo.na_bottom; 4113 na_left = sc->syninfo.na_left; 4114 window_min = sc->syninfo.window_min; 4115 window_max = sc->syninfo.window_max; 4116 multiplicator = sc->syninfo.multiplicator; 4117 weight_current = sc->syninfo.weight_current; 4118 weight_previous = sc->syninfo.weight_previous; 4119 weight_len_squared = sc->syninfo.weight_len_squared; 4120 div_min = sc->syninfo.div_min; 4121 div_max = sc->syninfo.div_max; 4122 div_len = sc->syninfo.div_len; 4123 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 4124 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 4125 two_finger_scroll = sc->syninfo.two_finger_scroll; 4126 max_x = sc->syninfo.max_x; 4127 max_y = sc->syninfo.max_y; 4128 4129 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4130 4131 /* Read current absolute position. */ 4132 x0 = f->x; 4133 y0 = f->y; 4134 4135 /* 4136 * Limit the coordinates to the specified margins because 4137 * this area isn't very reliable. 4138 */ 4139 if (x0 <= margin_left) 4140 x0 = margin_left; 4141 else if (x0 >= max_x - margin_right) 4142 x0 = max_x - margin_right; 4143 if (y0 <= margin_bottom) 4144 y0 = margin_bottom; 4145 else if (y0 >= max_y - margin_top) 4146 y0 = max_y - margin_top; 4147 4148 /* If the action is just beginning, init the structure. */ 4149 if (smoother->active == 0) { 4150 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4151 4152 /* Store the first point of this action. */ 4153 smoother->start_x = x0; 4154 smoother->start_y = y0; 4155 dx = dy = 0; 4156 4157 /* Initialize queue. */ 4158 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4159 smoother->queue_len = 0; 4160 4161 /* Reset average. */ 4162 smoother->avg_dx = 0; 4163 smoother->avg_dy = 0; 4164 4165 /* Reset squelch. */ 4166 smoother->squelch_x = 0; 4167 smoother->squelch_y = 0; 4168 4169 /* Activate queue */ 4170 smoother->active = 1; 4171 } else { 4172 /* Calculate the current delta. */ 4173 cursor = smoother->queue_cursor; 4174 dx = x0 - smoother->queue[cursor].x; 4175 dy = y0 - smoother->queue[cursor].y; 4176 } 4177 4178 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4179 smoother_id, x0, y0, f->p, f->w)); 4180 4181 /* Queue this new packet. */ 4182 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4183 smoother->queue[cursor].x = x0; 4184 smoother->queue[cursor].y = y0; 4185 smoother->queue_cursor = cursor; 4186 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4187 smoother->queue_len++; 4188 VLOG(5, (LOG_DEBUG, 4189 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4190 smoother_id, cursor, x0, y0, dx, dy)); 4191 4192 /* Do we have enough packets to consider this a movement? */ 4193 if (smoother->queue_len < gest->window_min) 4194 return; 4195 4196 weight_prev_x = weight_prev_y = weight_previous; 4197 div_max_x = div_max_y = div_max; 4198 4199 if (gest->in_vscroll) { 4200 /* Dividers are different with virtual scrolling. */ 4201 div_min = sc->syninfo.vscroll_div_min; 4202 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4203 } else { 4204 /* 4205 * There's a lot of noise in coordinates when 4206 * the finger is on the touchpad's borders. When 4207 * using this area, we apply a special weight and 4208 * div. 4209 */ 4210 if (x0 <= na_left || x0 >= max_x - na_right) { 4211 weight_prev_x = sc->syninfo.weight_previous_na; 4212 div_max_x = sc->syninfo.div_max_na; 4213 } 4214 4215 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4216 weight_prev_y = sc->syninfo.weight_previous_na; 4217 div_max_y = sc->syninfo.div_max_na; 4218 } 4219 } 4220 4221 /* 4222 * Calculate weights for the average operands and 4223 * the divisor. Both depend on the distance between 4224 * the current packet and a previous one (based on the 4225 * window width). 4226 */ 4227 window = imin(smoother->queue_len, window_max); 4228 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4229 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4230 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4231 len = (dxp * dxp) + (dyp * dyp); 4232 weight_prev_x = imin(weight_prev_x, 4233 weight_len_squared * weight_prev_x / len); 4234 weight_prev_y = imin(weight_prev_y, 4235 weight_len_squared * weight_prev_y / len); 4236 4237 len = (dxp + dyp) / 2; 4238 div_x = div_len * div_max_x / len; 4239 div_x = imin(div_max_x, div_x); 4240 div_x = imax(div_min, div_x); 4241 div_y = div_len * div_max_y / len; 4242 div_y = imin(div_max_y, div_y); 4243 div_y = imax(div_min, div_y); 4244 4245 VLOG(3, (LOG_DEBUG, 4246 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4247 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4248 div_x, div_y)); 4249 4250 /* Compute averages. */ 4251 smoother->avg_dx = 4252 (weight_current * dx * multiplicator + 4253 weight_prev_x * smoother->avg_dx) / 4254 (weight_current + weight_prev_x); 4255 4256 smoother->avg_dy = 4257 (weight_current * dy * multiplicator + 4258 weight_prev_y * smoother->avg_dy) / 4259 (weight_current + weight_prev_y); 4260 4261 VLOG(5, (LOG_DEBUG, 4262 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4263 smoother->avg_dx / multiplicator, 4264 smoother->avg_dy / multiplicator)); 4265 4266 /* Use these averages to calculate x & y. */ 4267 smoother->squelch_x += smoother->avg_dx; 4268 dxp = smoother->squelch_x / (div_x * multiplicator); 4269 smoother->squelch_x = smoother->squelch_x % 4270 (div_x * multiplicator); 4271 4272 smoother->squelch_y += smoother->avg_dy; 4273 dyp = smoother->squelch_y / (div_y * multiplicator); 4274 smoother->squelch_y = smoother->squelch_y % 4275 (div_y * multiplicator); 4276 4277 switch(gest->in_vscroll) { 4278 case 0: /* Pointer movement. */ 4279 /* On real<->fuzzy finger switch the x/y pos jumps */ 4280 if (is_fuzzy == smoother->is_fuzzy) { 4281 *x += dxp; 4282 *y += dyp; 4283 } 4284 4285 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4286 smoother_id, dx, dy, dxp, dyp)); 4287 break; 4288 case 1: /* Vertical scrolling. */ 4289 if (dyp != 0) 4290 ms->button |= (dyp > 0) ? 4291 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4292 break; 4293 case 2: /* Horizontal scrolling. */ 4294 if (dxp != 0) 4295 ms->button |= (dxp > 0) ? 4296 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4297 break; 4298 } 4299 4300 smoother->is_fuzzy = is_fuzzy; 4301 4302 } else { 4303 /* 4304 * Deactivate queue. Note: We can not just reset queue here 4305 * as these values are still used by gesture processor. 4306 * So postpone reset till next touch. 4307 */ 4308 smoother->active = 0; 4309 } 4310 } 4311 4312 static int 4313 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4314 int *x, int *y, int *z) 4315 { 4316 static int touchpad_button, trackpoint_button; 4317 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4318 int pkt, id, scale, i, nfingers, mask; 4319 4320 if (!elantech_support) 4321 return (0); 4322 4323 /* Determine packet format and do a sanity check for out of sync packets. */ 4324 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4325 pkt = ELANTECH_PKT_NOP; 4326 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4327 pkt = ELANTECH_PKT_TRACKPOINT; 4328 else 4329 switch (sc->elanhw.hwversion) { 4330 case 2: 4331 if (!ELANTECH_PKT_IS_V2(pb)) 4332 return (-1); 4333 4334 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4335 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4336 break; 4337 case 3: 4338 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4339 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4340 return (-1); 4341 4342 pkt = ELANTECH_PKT_V3; 4343 break; 4344 case 4: 4345 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4346 return (-1); 4347 4348 switch (pb->ipacket[3] & 0x03) { 4349 case 0x00: 4350 pkt = ELANTECH_PKT_V4_STATUS; 4351 break; 4352 case 0x01: 4353 pkt = ELANTECH_PKT_V4_HEAD; 4354 break; 4355 case 0x02: 4356 pkt = ELANTECH_PKT_V4_MOTION; 4357 break; 4358 default: 4359 return (-1); 4360 } 4361 break; 4362 default: 4363 return (-1); 4364 } 4365 4366 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4367 4368 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4369 PSM_FINGER_RESET(f[id]); 4370 4371 *x = *y = *z = 0; 4372 ms->button = ms->obutton; 4373 4374 if (sc->syninfo.touchpad_off) 4375 return (0); 4376 4377 /* Common legend 4378 * L: Left mouse button pressed 4379 * R: Right mouse button pressed 4380 * N: number of fingers on touchpad 4381 * X: absolute x value (horizontal) 4382 * Y: absolute y value (vertical) 4383 * W; width of the finger touch 4384 * P: pressure 4385 */ 4386 switch (pkt) { 4387 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4388 /* 7 6 5 4 3 2 1 0 (LSB) 4389 * ------------------------------------------- 4390 * ipacket[0]: N1 N0 W3 W2 . . R L 4391 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4392 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4393 * ipacket[3]: N4 VF W1 W0 . . . B2 4394 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4395 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4396 * ------------------------------------------- 4397 * N4: set if more than 3 fingers (only in 3 fingers mode) 4398 * VF: a kind of flag? (only on EF123, 0 when finger 4399 * is over one of the buttons, 1 otherwise) 4400 * B2: (on EF113 only, 0 otherwise), one button pressed 4401 * P & W is not reported on EF113 touchpads 4402 */ 4403 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4404 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4405 nfingers = 4; 4406 4407 if (nfingers == 0) { 4408 mask = (1 << nfingers) - 1; /* = 0x00 */ 4409 break; 4410 } 4411 4412 /* Map 3-rd and 4-th fingers to first finger */ 4413 mask = (1 << 1) - 1; /* = 0x01 */ 4414 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4415 if (sc->elanhw.haspressure) { 4416 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4417 ((pb->ipacket[3] & 0x30) >> 4); 4418 } else { 4419 f[0].p = PSM_FINGER_DEFAULT_P; 4420 f[0].w = PSM_FINGER_DEFAULT_W; 4421 } 4422 4423 /* 4424 * HW v2 dont report exact finger positions when 3 or more 4425 * fingers are on touchpad. 4426 */ 4427 if (nfingers > 2) 4428 f[0].flags = PSM_FINGER_FUZZY; 4429 4430 break; 4431 4432 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4433 /* 7 6 5 4 3 2 1 0 (LSB) 4434 * ------------------------------------------- 4435 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4436 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4437 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4438 * ipacket[3]: . . BY8 BX8 . . . . 4439 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4440 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4441 * ------------------------------------------- 4442 * AX: lower-left finger absolute x value 4443 * AY: lower-left finger absolute y value 4444 * BX: upper-right finger absolute x value 4445 * BY: upper-right finger absolute y value 4446 */ 4447 nfingers = 2; 4448 mask = (1 << nfingers) - 1; 4449 4450 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4451 f[id] = (finger_t) { 4452 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4453 pb->ipacket[id * 3 + 1]) << 2, 4454 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4455 pb->ipacket[id * 3 + 2]) << 2, 4456 .p = PSM_FINGER_DEFAULT_P, 4457 .w = PSM_FINGER_DEFAULT_W, 4458 /* HW ver.2 sends bounding box */ 4459 .flags = PSM_FINGER_FUZZY 4460 }; 4461 break; 4462 4463 case ELANTECH_PKT_V3: /* HW Version 3 */ 4464 /* 7 6 5 4 3 2 1 0 (LSB) 4465 * ------------------------------------------- 4466 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4467 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4468 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4469 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4470 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4471 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4472 * ------------------------------------------- 4473 */ 4474 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4475 /* Map 3-rd finger to first finger */ 4476 id = nfingers > 2 ? 0 : nfingers - 1; 4477 mask = (1 << (id + 1)) - 1; 4478 4479 if (nfingers == 0) 4480 break; 4481 4482 fn = ELANTECH_FINGER_SET_XYP(pb); 4483 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4484 ((pb->ipacket[3] & 0x30) >> 4); 4485 4486 /* 4487 * HW v3 dont report exact finger positions when 3 or more 4488 * fingers are on touchpad. 4489 */ 4490 if (nfingers > 1) 4491 fn.flags = PSM_FINGER_FUZZY; 4492 4493 if (nfingers == 2) { 4494 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4495 sc->elanaction.fingers[0] = fn; 4496 return (0); 4497 } else 4498 f[0] = sc->elanaction.fingers[0]; 4499 } 4500 f[id] = fn; 4501 break; 4502 4503 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4504 /* 7 6 5 4 3 2 1 0 (LSB) 4505 * ------------------------------------------- 4506 * ipacket[0]: . . . . 0 1 R L 4507 * ipacket[1]: . . . F4 F3 F2 F1 F0 4508 * ipacket[2]: . . . . . . . . 4509 * ipacket[3]: . . . 1 0 0 0 0 4510 * ipacket[4]: PL . . . . . . . 4511 * ipacket[5]: . . . . . . . . 4512 * ------------------------------------------- 4513 * Fn: finger n is on touchpad 4514 * PL: palm 4515 * HV ver4 sends a status packet to indicate that the numbers 4516 * or identities of the fingers has been changed 4517 */ 4518 4519 mask = pb->ipacket[1] & 0x1f; 4520 nfingers = bitcount(mask); 4521 4522 if (sc->elanaction.mask_v4wait != 0) 4523 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4524 " when not all previous head packets received\n")); 4525 4526 /* Bitmap of fingers to receive before gesture processing */ 4527 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4528 4529 /* Skip "new finger is on touchpad" packets */ 4530 if (sc->elanaction.mask_v4wait) { 4531 sc->elanaction.mask = mask; 4532 return (0); 4533 } 4534 4535 break; 4536 4537 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4538 /* 7 6 5 4 3 2 1 0 (LSB) 4539 * ------------------------------------------- 4540 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4541 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4542 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4543 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4544 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4545 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4546 * ------------------------------------------- 4547 * ID: finger id 4548 * HW ver 4 sends head packets in two cases: 4549 * 1. One finger touch and movement. 4550 * 2. Next after status packet to tell new finger positions. 4551 */ 4552 mask = sc->elanaction.mask; 4553 nfingers = bitcount(mask); 4554 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4555 fn = ELANTECH_FINGER_SET_XYP(pb); 4556 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4557 4558 if (id < 0) 4559 return (0); 4560 4561 /* Packet is finger position update. Report it */ 4562 if (sc->elanaction.mask_v4wait == 0) { 4563 if (id < ELANTECH_MAX_FINGERS) 4564 f[id] = fn; 4565 break; 4566 } 4567 4568 /* Remove finger from waiting bitmap and store into context */ 4569 sc->elanaction.mask_v4wait &= ~(1 << id); 4570 if (id < ELANTECH_MAX_FINGERS) 4571 sc->elanaction.fingers[id] = fn; 4572 4573 /* Wait for other fingers if needed */ 4574 if (sc->elanaction.mask_v4wait != 0) 4575 return (0); 4576 4577 /* All new fingers are received. Report them from context */ 4578 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4579 if (sc->elanaction.mask & (1 << id)) 4580 f[id] = sc->elanaction.fingers[id]; 4581 4582 break; 4583 4584 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4585 /* 7 6 5 4 3 2 1 0 (LSB) 4586 * ------------------------------------------- 4587 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4588 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4589 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4590 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4591 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4592 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4593 * ------------------------------------------- 4594 * OF: delta overflows (> 127 or < -128), in this case 4595 * firmware sends us (delta x / 5) and (delta y / 5) 4596 * ID: finger id 4597 * DX: delta x (two's complement) 4598 * XY: delta y (two's complement) 4599 * byte 0 ~ 2 for one finger 4600 * byte 3 ~ 5 for another finger 4601 */ 4602 mask = sc->elanaction.mask; 4603 nfingers = bitcount(mask); 4604 4605 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4606 for (i = 0; i <= 3; i += 3) { 4607 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4608 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4609 continue; 4610 4611 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4612 f[id] = sc->elanaction.fingers[id]; 4613 f[id].x += imax(-f[id].x, 4614 (signed char)pb->ipacket[i+1] * scale); 4615 f[id].y += imax(-f[id].y, 4616 (signed char)pb->ipacket[i+2] * scale); 4617 } else { 4618 VLOG(3, (LOG_DEBUG, "elantech: " 4619 "HW v4 motion packet skipped\n")); 4620 } 4621 } 4622 4623 break; 4624 4625 case ELANTECH_PKT_TRACKPOINT: 4626 /* 7 6 5 4 3 2 1 0 (LSB) 4627 * ------------------------------------------- 4628 * ipacket[0]: 0 0 SX SY 0 M R L 4629 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4630 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4631 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4632 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4633 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4634 * ------------------------------------------- 4635 * X and Y are written in two's complement spread 4636 * over 9 bits with SX/SY the relative top bit and 4637 * X7..X0 and Y7..Y0 the lower bits. 4638 */ 4639 *x = (pb->ipacket[0] & 0x20) ? 4640 pb->ipacket[4] - 256 : pb->ipacket[4]; 4641 *y = (pb->ipacket[0] & 0x10) ? 4642 pb->ipacket[5] - 256 : pb->ipacket[5]; 4643 4644 trackpoint_button = 4645 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4646 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4647 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4648 #ifdef EVDEV_SUPPORT 4649 evdev_push_rel(sc->evdev_r, REL_X, *x); 4650 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4651 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4652 evdev_sync(sc->evdev_r); 4653 #endif 4654 ms->button = touchpad_button | trackpoint_button; 4655 return (0); 4656 4657 case ELANTECH_PKT_NOP: 4658 return (0); 4659 4660 default: 4661 return (-1); 4662 } 4663 4664 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4665 if (PSM_FINGER_IS_SET(f[id])) 4666 VLOG(2, (LOG_DEBUG, "elantech: " 4667 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4668 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4669 4670 /* Touchpad button presses */ 4671 if (sc->elanhw.isclickpad) { 4672 touchpad_button = 4673 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4674 } else { 4675 touchpad_button = 4676 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4677 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4678 } 4679 4680 #ifdef EVDEV_SUPPORT 4681 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4682 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4683 if (PSM_FINGER_IS_SET(f[id])) { 4684 psm_push_mt_finger(sc, id, &f[id]); 4685 /* Convert touch width to surface units */ 4686 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4687 f[id].w * sc->elanhw.dptracex); 4688 } 4689 if (sc->elanaction.mask & (1 << id) && 4690 !(mask & (1 << id))) 4691 psm_release_mt_slot(sc->evdev_a, id); 4692 } 4693 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4694 evdev_push_nfingers(sc->evdev_a, nfingers); 4695 if (nfingers > 0) { 4696 if (PSM_FINGER_IS_SET(f[0])) 4697 psm_push_st_finger(sc, &f[0]); 4698 } else 4699 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4700 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4701 evdev_sync(sc->evdev_a); 4702 } 4703 #endif 4704 4705 ms->button = touchpad_button | trackpoint_button; 4706 4707 /* Send finger 1 position to gesture processor */ 4708 if (PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4709 nfingers == 0) 4710 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4711 /* Send fingers positions to movement smoothers */ 4712 for (id = 0; id < PSM_FINGERS; id++) 4713 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4714 psmsmoother(sc, &f[id], id, ms, x, y); 4715 4716 /* Store current finger positions in action context */ 4717 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4718 if (PSM_FINGER_IS_SET(f[id])) 4719 sc->elanaction.fingers[id] = f[id]; 4720 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4721 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4722 } 4723 sc->elanaction.mask = mask; 4724 4725 /* Palm detection doesn't terminate the current action. */ 4726 if (psmpalmdetect(sc, &f[0], nfingers)) { 4727 *x = *y = *z = 0; 4728 ms->button = ms->obutton; 4729 return (0); 4730 } 4731 4732 /* Use the extra buttons as a scrollwheel */ 4733 if (ms->button & MOUSE_BUTTON4DOWN) 4734 *z = -1; 4735 else if (ms->button & MOUSE_BUTTON5DOWN) 4736 *z = 1; 4737 else if (ms->button & MOUSE_BUTTON6DOWN) 4738 *z = -2; 4739 else if (ms->button & MOUSE_BUTTON7DOWN) 4740 *z = 2; 4741 else 4742 *z = 0; 4743 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4744 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4745 4746 return (0); 4747 } 4748 4749 static void 4750 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4751 int *x, int *y, int *z) 4752 { 4753 static int butmap_versapad[8] = { 4754 0, 4755 MOUSE_BUTTON3DOWN, 4756 0, 4757 MOUSE_BUTTON3DOWN, 4758 MOUSE_BUTTON1DOWN, 4759 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4760 MOUSE_BUTTON1DOWN, 4761 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4762 }; 4763 int c, x0, y0; 4764 4765 /* VersaPad PS/2 absolute mode message format 4766 * 4767 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4768 * ipacket[0]: 1 1 0 A 1 L T R 4769 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4770 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4771 * ipacket[3]: 1 1 1 A 1 L T R 4772 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4773 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4774 * 4775 * [note] 4776 * R: right physical mouse button (1=on) 4777 * T: touch pad virtual button (1=tapping) 4778 * L: left physical mouse button (1=on) 4779 * A: position data is valid (1=valid) 4780 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4781 * V: vertical data (12bit signed integer. V11 is sign bit.) 4782 * P: pressure data 4783 * 4784 * Tapping is mapped to MOUSE_BUTTON4. 4785 */ 4786 c = pb->ipacket[0]; 4787 *x = *y = 0; 4788 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4789 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4790 if (c & MOUSE_PS2VERSA_IN_USE) { 4791 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4792 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4793 if (x0 & 0x800) 4794 x0 -= 0x1000; 4795 if (y0 & 0x800) 4796 y0 -= 0x1000; 4797 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4798 *x = sc->xold - x0; 4799 *y = y0 - sc->yold; 4800 if (*x < 0) /* XXX */ 4801 ++*x; 4802 else if (*x) 4803 --*x; 4804 if (*y < 0) 4805 ++*y; 4806 else if (*y) 4807 --*y; 4808 } else 4809 sc->flags |= PSM_FLAGS_FINGERDOWN; 4810 sc->xold = x0; 4811 sc->yold = y0; 4812 } else 4813 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4814 } 4815 4816 static void 4817 psmsoftintridle(void *arg) 4818 { 4819 struct psm_softc *sc = arg; 4820 packetbuf_t *pb; 4821 4822 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4823 * invoked from psmintr soon with pqueue filled with real data */ 4824 if (sc->pqueue_start == sc->pqueue_end && 4825 sc->idlepacket.inputbytes > 0) { 4826 /* Grow circular queue backwards to avoid race with psmintr */ 4827 if (--sc->pqueue_start < 0) 4828 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4829 4830 pb = &sc->pqueue[sc->pqueue_start]; 4831 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4832 VLOG(4, (LOG_DEBUG, 4833 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4834 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4835 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4836 4837 psmsoftintr(arg); 4838 } 4839 } 4840 4841 static void 4842 psmsoftintr(void *arg) 4843 { 4844 /* 4845 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4846 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4847 */ 4848 static int butmap[8] = { 4849 0, 4850 MOUSE_BUTTON1DOWN, 4851 MOUSE_BUTTON3DOWN, 4852 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4853 MOUSE_BUTTON2DOWN, 4854 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4855 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4856 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4857 }; 4858 struct psm_softc *sc = arg; 4859 mousestatus_t ms; 4860 packetbuf_t *pb; 4861 int x, y, z, c, l, s; 4862 4863 getmicrouptime(&sc->lastsoftintr); 4864 4865 s = spltty(); 4866 4867 do { 4868 pb = &sc->pqueue[sc->pqueue_start]; 4869 4870 if (sc->mode.level == PSM_LEVEL_NATIVE) 4871 goto next_native; 4872 4873 c = pb->ipacket[0]; 4874 /* 4875 * A kludge for Kensington device! 4876 * The MSB of the horizontal count appears to be stored in 4877 * a strange place. 4878 */ 4879 if (sc->hw.model == MOUSE_MODEL_THINK) 4880 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4881 4882 /* ignore the overflow bits... */ 4883 x = (c & MOUSE_PS2_XNEG) ? 4884 pb->ipacket[1] - 256 : pb->ipacket[1]; 4885 y = (c & MOUSE_PS2_YNEG) ? 4886 pb->ipacket[2] - 256 : pb->ipacket[2]; 4887 z = 0; 4888 ms.obutton = sc->button; /* previous button state */ 4889 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4890 /* `tapping' action */ 4891 if (sc->config & PSM_CONFIG_FORCETAP) 4892 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4893 0 : MOUSE_BUTTON4DOWN; 4894 timevalclear(&sc->idletimeout); 4895 sc->idlepacket.inputbytes = 0; 4896 4897 switch (sc->hw.model) { 4898 4899 case MOUSE_MODEL_EXPLORER: 4900 /* 4901 * b7 b6 b5 b4 b3 b2 b1 b0 4902 * byte 1: oy ox sy sx 1 M R L 4903 * byte 2: x x x x x x x x 4904 * byte 3: y y y y y y y y 4905 * byte 4: * * S2 S1 s d2 d1 d0 4906 * 4907 * L, M, R, S1, S2: left, middle, right and side buttons 4908 * s: wheel data sign bit 4909 * d2-d0: wheel data 4910 */ 4911 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4912 (pb->ipacket[3] & 0x0f) - 16 : 4913 (pb->ipacket[3] & 0x0f); 4914 ms.button |= 4915 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 4916 MOUSE_BUTTON4DOWN : 0; 4917 ms.button |= 4918 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 4919 MOUSE_BUTTON5DOWN : 0; 4920 break; 4921 4922 case MOUSE_MODEL_INTELLI: 4923 case MOUSE_MODEL_NET: 4924 /* wheel data is in the fourth byte */ 4925 z = (char)pb->ipacket[3]; 4926 /* 4927 * XXX some mice may send 7 when there is no Z movement? */ 4928 if ((z >= 7) || (z <= -7)) 4929 z = 0; 4930 /* some compatible mice have additional buttons */ 4931 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 4932 MOUSE_BUTTON4DOWN : 0; 4933 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 4934 MOUSE_BUTTON5DOWN : 0; 4935 break; 4936 4937 case MOUSE_MODEL_MOUSEMANPLUS: 4938 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 4939 break; 4940 4941 case MOUSE_MODEL_GLIDEPOINT: 4942 /* `tapping' action */ 4943 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 4944 MOUSE_BUTTON4DOWN; 4945 break; 4946 4947 case MOUSE_MODEL_NETSCROLL: 4948 /* 4949 * three additional bytes encode buttons and 4950 * wheel events 4951 */ 4952 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 4953 MOUSE_BUTTON4DOWN : 0; 4954 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 4955 MOUSE_BUTTON5DOWN : 0; 4956 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 4957 pb->ipacket[4] - 256 : pb->ipacket[4]; 4958 break; 4959 4960 case MOUSE_MODEL_THINK: 4961 /* the fourth button state in the first byte */ 4962 ms.button |= (c & MOUSE_PS2_TAP) ? 4963 MOUSE_BUTTON4DOWN : 0; 4964 break; 4965 4966 case MOUSE_MODEL_VERSAPAD: 4967 proc_versapad(sc, pb, &ms, &x, &y, &z); 4968 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 4969 ((y < 0) ? MOUSE_PS2_YNEG : 0); 4970 break; 4971 4972 case MOUSE_MODEL_4D: 4973 /* 4974 * b7 b6 b5 b4 b3 b2 b1 b0 4975 * byte 1: s2 d2 s1 d1 1 M R L 4976 * byte 2: sx x x x x x x x 4977 * byte 3: sy y y y y y y y 4978 * 4979 * s1: wheel 1 direction 4980 * d1: wheel 1 data 4981 * s2: wheel 2 direction 4982 * d2: wheel 2 data 4983 */ 4984 x = (pb->ipacket[1] & 0x80) ? 4985 pb->ipacket[1] - 256 : pb->ipacket[1]; 4986 y = (pb->ipacket[2] & 0x80) ? 4987 pb->ipacket[2] - 256 : pb->ipacket[2]; 4988 switch (c & MOUSE_4D_WHEELBITS) { 4989 case 0x10: 4990 z = 1; 4991 break; 4992 case 0x30: 4993 z = -1; 4994 break; 4995 case 0x40: /* XXX 2nd wheel turning right */ 4996 z = 2; 4997 break; 4998 case 0xc0: /* XXX 2nd wheel turning left */ 4999 z = -2; 5000 break; 5001 } 5002 break; 5003 5004 case MOUSE_MODEL_4DPLUS: 5005 if ((x < 16 - 256) && (y < 16 - 256)) { 5006 /* 5007 * b7 b6 b5 b4 b3 b2 b1 b0 5008 * byte 1: 0 0 1 1 1 M R L 5009 * byte 2: 0 0 0 0 1 0 0 0 5010 * byte 3: 0 0 0 0 S s d1 d0 5011 * 5012 * L, M, R, S: left, middle, right, 5013 * and side buttons 5014 * s: wheel data sign bit 5015 * d1-d0: wheel data 5016 */ 5017 x = y = 0; 5018 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 5019 ms.button |= MOUSE_BUTTON4DOWN; 5020 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 5021 ((pb->ipacket[2] & 0x07) - 8) : 5022 (pb->ipacket[2] & 0x07) ; 5023 } else { 5024 /* preserve previous button states */ 5025 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 5026 } 5027 break; 5028 5029 case MOUSE_MODEL_SYNAPTICS: 5030 if (pb->inputbytes == MOUSE_PS2_PACKETSIZE) 5031 if (proc_synaptics_mux(sc, pb)) 5032 goto next; 5033 5034 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 5035 VLOG(3, (LOG_DEBUG, "synaptics: " 5036 "packet rejected\n")); 5037 goto next; 5038 } 5039 break; 5040 5041 case MOUSE_MODEL_ELANTECH: 5042 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 5043 VLOG(3, (LOG_DEBUG, "elantech: " 5044 "packet rejected\n")); 5045 goto next; 5046 } 5047 break; 5048 5049 case MOUSE_MODEL_TRACKPOINT: 5050 case MOUSE_MODEL_GENERIC: 5051 default: 5052 break; 5053 } 5054 5055 #ifdef EVDEV_SUPPORT 5056 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 5057 sc->hw.model != MOUSE_MODEL_ELANTECH && 5058 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5059 evdev_push_rel(sc->evdev_r, REL_X, x); 5060 evdev_push_rel(sc->evdev_r, REL_Y, -y); 5061 5062 switch (sc->hw.model) { 5063 case MOUSE_MODEL_EXPLORER: 5064 case MOUSE_MODEL_INTELLI: 5065 case MOUSE_MODEL_NET: 5066 case MOUSE_MODEL_NETSCROLL: 5067 case MOUSE_MODEL_4DPLUS: 5068 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5069 break; 5070 case MOUSE_MODEL_MOUSEMANPLUS: 5071 case MOUSE_MODEL_4D: 5072 switch (z) { 5073 case 1: 5074 case -1: 5075 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5076 break; 5077 case 2: 5078 case -2: 5079 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 5080 break; 5081 } 5082 break; 5083 } 5084 5085 evdev_push_mouse_btn(sc->evdev_r, ms.button); 5086 evdev_sync(sc->evdev_r); 5087 } 5088 #endif 5089 5090 /* scale values */ 5091 if (sc->mode.accelfactor >= 1) { 5092 if (x != 0) { 5093 x = x * x / sc->mode.accelfactor; 5094 if (x == 0) 5095 x = 1; 5096 if (c & MOUSE_PS2_XNEG) 5097 x = -x; 5098 } 5099 if (y != 0) { 5100 y = y * y / sc->mode.accelfactor; 5101 if (y == 0) 5102 y = 1; 5103 if (c & MOUSE_PS2_YNEG) 5104 y = -y; 5105 } 5106 } 5107 5108 /* Store last packet for reinjection if it has not been set already */ 5109 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5110 sc->idlepacket = *pb; 5111 5112 ms.dx = x; 5113 ms.dy = y; 5114 ms.dz = z; 5115 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5116 (ms.obutton ^ ms.button); 5117 5118 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5119 5120 sc->status.flags |= ms.flags; 5121 sc->status.dx += ms.dx; 5122 sc->status.dy += ms.dy; 5123 sc->status.dz += ms.dz; 5124 sc->status.button = ms.button; 5125 sc->button = ms.button; 5126 5127 next_native: 5128 sc->watchdog = FALSE; 5129 5130 /* queue data */ 5131 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5132 l = imin(pb->inputbytes, 5133 sizeof(sc->queue.buf) - sc->queue.tail); 5134 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5135 if (pb->inputbytes > l) 5136 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5137 pb->inputbytes - l); 5138 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5139 sizeof(sc->queue.buf); 5140 sc->queue.count += pb->inputbytes; 5141 } 5142 5143 next: 5144 pb->inputbytes = 0; 5145 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5146 sc->pqueue_start = 0; 5147 } while (sc->pqueue_start != sc->pqueue_end); 5148 5149 if (sc->state & PSM_ASLP) { 5150 sc->state &= ~PSM_ASLP; 5151 wakeup(sc); 5152 } 5153 selwakeuppri(&sc->rsel, PZERO); 5154 if (sc->async != NULL) { 5155 pgsigio(&sc->async, SIGIO, 0); 5156 } 5157 sc->state &= ~PSM_SOFTARMED; 5158 5159 /* schedule injection of predefined packet after idletimeout 5160 * if no data packets have been received from psmintr */ 5161 if (timevalisset(&sc->idletimeout)) { 5162 sc->state |= PSM_SOFTARMED; 5163 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5164 psmsoftintridle, sc); 5165 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5166 tvtohz(&sc->idletimeout))); 5167 } 5168 splx(s); 5169 } 5170 5171 static int 5172 psmpoll(struct cdev *dev, int events, struct thread *td) 5173 { 5174 struct psm_softc *sc = dev->si_drv1; 5175 int s; 5176 int revents = 0; 5177 5178 /* Return true if a mouse event available */ 5179 s = spltty(); 5180 if (events & (POLLIN | POLLRDNORM)) { 5181 if (sc->queue.count > 0) 5182 revents |= events & (POLLIN | POLLRDNORM); 5183 else 5184 selrecord(td, &sc->rsel); 5185 } 5186 splx(s); 5187 5188 return (revents); 5189 } 5190 5191 /* vendor/model specific routines */ 5192 5193 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5194 { 5195 if (set_mouse_resolution(kbdc, res) != res) 5196 return (FALSE); 5197 if (set_mouse_scaling(kbdc, scale) && 5198 set_mouse_scaling(kbdc, scale) && 5199 set_mouse_scaling(kbdc, scale) && 5200 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5201 return (TRUE); 5202 return (FALSE); 5203 } 5204 5205 static int 5206 mouse_ext_command(KBDC kbdc, int command) 5207 { 5208 int c; 5209 5210 c = (command >> 6) & 0x03; 5211 if (set_mouse_resolution(kbdc, c) != c) 5212 return (FALSE); 5213 c = (command >> 4) & 0x03; 5214 if (set_mouse_resolution(kbdc, c) != c) 5215 return (FALSE); 5216 c = (command >> 2) & 0x03; 5217 if (set_mouse_resolution(kbdc, c) != c) 5218 return (FALSE); 5219 c = (command >> 0) & 0x03; 5220 if (set_mouse_resolution(kbdc, c) != c) 5221 return (FALSE); 5222 return (TRUE); 5223 } 5224 5225 #ifdef notyet 5226 /* Logitech MouseMan Cordless II */ 5227 static int 5228 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5229 { 5230 KBDC kbdc = sc->kbdc; 5231 int status[3]; 5232 int ch; 5233 5234 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5235 return (FALSE); 5236 if (status[1] == PSMD_RES_HIGH) 5237 return (FALSE); 5238 ch = (status[0] & 0x07) - 1; /* channel # */ 5239 if ((ch <= 0) || (ch > 4)) 5240 return (FALSE); 5241 /* 5242 * status[1]: always one? 5243 * status[2]: battery status? (0-100) 5244 */ 5245 return (TRUE); 5246 } 5247 #endif /* notyet */ 5248 5249 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5250 static int 5251 enable_groller(struct psm_softc *sc, enum probearg arg) 5252 { 5253 KBDC kbdc = sc->kbdc; 5254 int status[3]; 5255 5256 /* 5257 * The special sequence to enable the fourth button and the 5258 * roller. Immediately after this sequence check status bytes. 5259 * if the mouse is NetScroll, the second and the third bytes are 5260 * '3' and 'D'. 5261 */ 5262 5263 /* 5264 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5265 * look like the following. 5266 * 5267 * byte 1 bit 7 always 0 5268 * bit 6 stream mode (0) 5269 * bit 5 disabled (0) 5270 * bit 4 1:1 scaling (0) 5271 * bit 3 always 0 5272 * bit 0-2 button status 5273 * byte 2 resolution (PSMD_RES_HIGH) 5274 * byte 3 report rate (?) 5275 */ 5276 5277 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5278 return (FALSE); 5279 if ((status[1] != '3') || (status[2] != 'D')) 5280 return (FALSE); 5281 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5282 if (arg == PROBE) 5283 sc->hw.buttons = 4; 5284 return (TRUE); 5285 } 5286 5287 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5288 static int 5289 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5290 { 5291 KBDC kbdc = sc->kbdc; 5292 int status[3]; 5293 5294 /* 5295 * The special sequence to enable the middle, "rubber" button. 5296 * Immediately after this sequence check status bytes. 5297 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5298 * the second and the third bytes are '3' and 'U'. 5299 * NOTE: NetMouse reports that it has three buttons although it has 5300 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5301 * say they have three buttons too and they do have a button on the 5302 * side... 5303 */ 5304 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5305 return (FALSE); 5306 if ((status[1] != '3') || (status[2] != 'U')) 5307 return (FALSE); 5308 return (TRUE); 5309 } 5310 5311 /* ALPS GlidePoint */ 5312 static int 5313 enable_aglide(struct psm_softc *sc, enum probearg arg) 5314 { 5315 KBDC kbdc = sc->kbdc; 5316 int status[3]; 5317 5318 /* 5319 * The special sequence to obtain ALPS GlidePoint specific 5320 * information. Immediately after this sequence, status bytes will 5321 * contain something interesting. 5322 * NOTE: ALPS produces several models of GlidePoint. Some of those 5323 * do not respond to this sequence, thus, cannot be detected this way. 5324 */ 5325 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5326 return (FALSE); 5327 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5328 return (FALSE); 5329 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5330 return (FALSE); 5331 return (TRUE); 5332 } 5333 5334 /* Kensington ThinkingMouse/Trackball */ 5335 static int 5336 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5337 { 5338 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5339 KBDC kbdc = sc->kbdc; 5340 int status[3]; 5341 int id1; 5342 int id2; 5343 int i; 5344 5345 id1 = get_aux_id(kbdc); 5346 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5347 return (FALSE); 5348 /* 5349 * The device is now in the native mode? It returns a different 5350 * ID value... 5351 */ 5352 id2 = get_aux_id(kbdc); 5353 if ((id1 == id2) || (id2 != 2)) 5354 return (FALSE); 5355 5356 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5357 return (FALSE); 5358 #if PSM_DEBUG >= 2 5359 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5360 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5361 return (FALSE); 5362 #endif 5363 5364 /* 5365 * The special sequence to enable the third and fourth buttons. 5366 * Otherwise they behave like the first and second buttons. 5367 */ 5368 for (i = 0; i < nitems(rate); ++i) 5369 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5370 return (FALSE); 5371 5372 /* 5373 * At this point, the device is using default resolution and 5374 * sampling rate for the native mode. 5375 */ 5376 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5377 return (FALSE); 5378 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5379 return (FALSE); 5380 5381 /* the device appears be enabled by this sequence, diable it for now */ 5382 disable_aux_dev(kbdc); 5383 empty_aux_buffer(kbdc, 5); 5384 5385 return (TRUE); 5386 } 5387 5388 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5389 static int 5390 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5391 { 5392 KBDC kbdc = sc->kbdc; 5393 int data[3]; 5394 5395 /* the special sequence to enable the fourth button and the roller. */ 5396 /* 5397 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5398 * must be called exactly three times since the last RESET command 5399 * before this sequence. XXX 5400 */ 5401 if (!set_mouse_scaling(kbdc, 1)) 5402 return (FALSE); 5403 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5404 return (FALSE); 5405 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5406 return (FALSE); 5407 5408 /* 5409 * PS2++ protocol, packet type 0 5410 * 5411 * b7 b6 b5 b4 b3 b2 b1 b0 5412 * byte 1: * 1 p3 p2 1 * * * 5413 * byte 2: 1 1 p1 p0 m1 m0 1 0 5414 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5415 * 5416 * p3-p0: packet type: 0 5417 * m7-m0: model ID: MouseMan+:0x50, 5418 * FirstMouse+:0x51, 5419 * ScrollPoint:0x58... 5420 */ 5421 /* check constant bits */ 5422 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5423 return (FALSE); 5424 if ((data[1] & 0xc3) != 0xc2) 5425 return (FALSE); 5426 /* check d3-d0 in byte 2 */ 5427 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5428 return (FALSE); 5429 /* check p3-p0 */ 5430 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5431 return (FALSE); 5432 5433 if (arg == PROBE) { 5434 sc->hw.hwid &= 0x00ff; 5435 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5436 } 5437 5438 /* 5439 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5440 * the wheel and the fourth button events are encoded in the 5441 * special data packet. The mouse may be put in the IntelliMouse mode 5442 * if it is initialized by the IntelliMouse's method. 5443 */ 5444 return (TRUE); 5445 } 5446 5447 /* MS IntelliMouse Explorer */ 5448 static int 5449 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5450 { 5451 KBDC kbdc = sc->kbdc; 5452 static u_char rate0[] = { 200, 100, 80, }; 5453 static u_char rate1[] = { 200, 200, 80, }; 5454 int id; 5455 int i; 5456 5457 /* 5458 * This is needed for at least A4Tech X-7xx mice - they do not go 5459 * straight to Explorer mode, but need to be set to Intelli mode 5460 * first. 5461 */ 5462 enable_msintelli(sc, arg); 5463 5464 /* the special sequence to enable the extra buttons and the roller. */ 5465 for (i = 0; i < nitems(rate1); ++i) 5466 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5467 return (FALSE); 5468 /* the device will give the genuine ID only after the above sequence */ 5469 id = get_aux_id(kbdc); 5470 if (id != PSM_EXPLORER_ID) 5471 return (FALSE); 5472 5473 if (arg == PROBE) { 5474 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5475 sc->hw.hwid = id; 5476 } 5477 5478 /* 5479 * XXX: this is a kludge to fool some KVM switch products 5480 * which think they are clever enough to know the 4-byte IntelliMouse 5481 * protocol, and assume any other protocols use 3-byte packets. 5482 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5483 * correctly to the host computer because of this! 5484 * The following sequence is actually IntelliMouse's "wake up" 5485 * sequence; it will make the KVM think the mouse is IntelliMouse 5486 * when it is in fact IntelliMouse Explorer. 5487 */ 5488 for (i = 0; i < nitems(rate0); ++i) 5489 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5490 break; 5491 get_aux_id(kbdc); 5492 5493 return (TRUE); 5494 } 5495 5496 /* 5497 * MS IntelliMouse 5498 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5499 * probe routine and act like IntelliMouse. 5500 */ 5501 static int 5502 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5503 { 5504 KBDC kbdc = sc->kbdc; 5505 static u_char rate[] = { 200, 100, 80, }; 5506 int id; 5507 int i; 5508 5509 /* the special sequence to enable the third button and the roller. */ 5510 for (i = 0; i < nitems(rate); ++i) 5511 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5512 return (FALSE); 5513 /* the device will give the genuine ID only after the above sequence */ 5514 id = get_aux_id(kbdc); 5515 if (id != PSM_INTELLI_ID) 5516 return (FALSE); 5517 5518 if (arg == PROBE) { 5519 sc->hw.buttons = 3; 5520 sc->hw.hwid = id; 5521 } 5522 5523 return (TRUE); 5524 } 5525 5526 /* 5527 * A4 Tech 4D Mouse 5528 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5529 */ 5530 static int 5531 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5532 { 5533 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5534 KBDC kbdc = sc->kbdc; 5535 int id; 5536 int i; 5537 5538 for (i = 0; i < nitems(rate); ++i) 5539 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5540 return (FALSE); 5541 id = get_aux_id(kbdc); 5542 /* 5543 * WinEasy 4D, 4 Way Scroll 4D: 6 5544 * Cable-Free 4D: 8 (4DPLUS) 5545 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5546 */ 5547 if (id != PSM_4DMOUSE_ID) 5548 return (FALSE); 5549 5550 if (arg == PROBE) { 5551 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5552 sc->hw.hwid = id; 5553 } 5554 5555 return (TRUE); 5556 } 5557 5558 /* 5559 * A4 Tech 4D+ Mouse 5560 * Newer wheel mice from A4 Tech seem to use this protocol. 5561 * Older models are recognized as either 4D Mouse or IntelliMouse. 5562 */ 5563 static int 5564 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5565 { 5566 KBDC kbdc = sc->kbdc; 5567 int id; 5568 5569 /* 5570 * enable_4dmouse() already issued the following ID sequence... 5571 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5572 int i; 5573 5574 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5575 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5576 return (FALSE); 5577 */ 5578 5579 id = get_aux_id(kbdc); 5580 switch (id) { 5581 case PSM_4DPLUS_ID: 5582 break; 5583 case PSM_4DPLUS_RFSW35_ID: 5584 break; 5585 default: 5586 return (FALSE); 5587 } 5588 5589 if (arg == PROBE) { 5590 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5591 sc->hw.hwid = id; 5592 } 5593 5594 return (TRUE); 5595 } 5596 5597 /* Synaptics Touchpad */ 5598 static int 5599 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5600 { 5601 struct psm_softc *sc; 5602 int error, arg; 5603 5604 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5605 oidp->oid_arg2 > SYNAPTICS_SYSCTL_SOFTBUTTON3_X) 5606 return (EINVAL); 5607 5608 sc = oidp->oid_arg1; 5609 5610 /* Read the current value. */ 5611 arg = *(int *)((char *)sc + oidp->oid_arg2); 5612 error = sysctl_handle_int(oidp, &arg, 0, req); 5613 5614 /* Sanity check. */ 5615 if (error || !req->newptr) 5616 return (error); 5617 5618 /* 5619 * Check that the new value is in the concerned node's range 5620 * of values. 5621 */ 5622 switch (oidp->oid_arg2) { 5623 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5624 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5625 if (arg < 0 || arg > 255) 5626 return (EINVAL); 5627 break; 5628 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5629 if (arg < 4 || arg > 15) 5630 return (EINVAL); 5631 break; 5632 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5633 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5634 case SYNAPTICS_SYSCTL_NA_TOP: 5635 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5636 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5637 return (EINVAL); 5638 break; 5639 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5640 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5641 /* Softbuttons is clickpad only feature */ 5642 if (!sc->synhw.capClickPad && arg != 0) 5643 return (EINVAL); 5644 /* FALLTHROUGH */ 5645 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5646 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5647 case SYNAPTICS_SYSCTL_NA_RIGHT: 5648 case SYNAPTICS_SYSCTL_NA_LEFT: 5649 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5650 return (EINVAL); 5651 break; 5652 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5653 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5654 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5655 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5656 return (EINVAL); 5657 break; 5658 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5659 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5660 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5661 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5662 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5663 case SYNAPTICS_SYSCTL_DIV_MIN: 5664 case SYNAPTICS_SYSCTL_DIV_MAX: 5665 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5666 case SYNAPTICS_SYSCTL_DIV_LEN: 5667 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5668 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5669 if (arg < 1) 5670 return (EINVAL); 5671 break; 5672 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5673 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5674 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5675 if (arg < 0) 5676 return (EINVAL); 5677 break; 5678 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5679 if (arg < -sc->synhw.maximumXCoord || 5680 arg > sc->synhw.maximumXCoord) 5681 return (EINVAL); 5682 break; 5683 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5684 /* Softbuttons is clickpad only feature */ 5685 if (!sc->synhw.capClickPad && arg != 0) 5686 return (EINVAL); 5687 /* FALLTHROUGH */ 5688 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5689 if (arg < -sc->synhw.maximumYCoord || 5690 arg > sc->synhw.maximumYCoord) 5691 return (EINVAL); 5692 break; 5693 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5694 if (arg < 0 || arg > 1) 5695 return (EINVAL); 5696 break; 5697 default: 5698 return (EINVAL); 5699 } 5700 5701 /* Update. */ 5702 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5703 5704 return (error); 5705 } 5706 5707 static void 5708 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5709 { 5710 /* 5711 * Set predefined sizes for softbuttons. 5712 * Values are taken to match HP Pavilion dv6 clickpad drawings 5713 * with thin middle softbutton placed on separator 5714 */ 5715 5716 /* hw.psm.synaptics.softbuttons_y */ 5717 sc->syninfo.softbuttons_y = sc->synhw.topButtonPad ? -1700 : 1700; 5718 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5719 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5720 "softbuttons_y", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5721 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5722 synaptics_sysctl, "I", 5723 "Vertical size of softbuttons area"); 5724 5725 /* hw.psm.synaptics.softbutton2_x */ 5726 sc->syninfo.softbutton2_x = 3100; 5727 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5728 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5729 "softbutton2_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5730 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5731 synaptics_sysctl, "I", 5732 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5733 5734 /* hw.psm.synaptics.softbutton3_x */ 5735 sc->syninfo.softbutton3_x = 3900; 5736 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5737 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5738 "softbutton3_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5739 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5740 synaptics_sysctl, "I", 5741 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5742 } 5743 5744 static void 5745 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5746 const char *descr) 5747 { 5748 5749 if (sc->syninfo.sysctl_tree != NULL) 5750 return; 5751 5752 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5753 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5754 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5755 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, CTLFLAG_RD, 5756 0, descr); 5757 5758 /* hw.psm.synaptics.directional_scrolls. */ 5759 sc->syninfo.directional_scrolls = 0; 5760 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5761 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5762 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5763 &sc->syninfo.directional_scrolls, 0, 5764 "Enable hardware scrolling pad (if non-zero) or register it as " 5765 "extended buttons (if 0)"); 5766 5767 /* hw.psm.synaptics.max_x. */ 5768 sc->syninfo.max_x = 6143; 5769 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5770 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5771 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5772 &sc->syninfo.max_x, 0, 5773 "Horizontal reporting range"); 5774 5775 /* hw.psm.synaptics.max_y. */ 5776 sc->syninfo.max_y = 6143; 5777 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5778 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5779 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5780 &sc->syninfo.max_y, 0, 5781 "Vertical reporting range"); 5782 5783 /* 5784 * Turn off two finger scroll if we have a 5785 * physical area reserved for scrolling or when 5786 * there's no multi finger support. 5787 */ 5788 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5789 sc->synhw.capAdvancedGestures == 0)) 5790 sc->syninfo.two_finger_scroll = 0; 5791 else 5792 sc->syninfo.two_finger_scroll = 1; 5793 /* hw.psm.synaptics.two_finger_scroll. */ 5794 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5795 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5796 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5797 &sc->syninfo.two_finger_scroll, 0, 5798 "Enable two finger scrolling"); 5799 5800 /* hw.psm.synaptics.min_pressure. */ 5801 sc->syninfo.min_pressure = 32; 5802 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5803 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5804 "min_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5805 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5806 synaptics_sysctl, "I", 5807 "Minimum pressure required to start an action"); 5808 5809 /* hw.psm.synaptics.max_pressure. */ 5810 sc->syninfo.max_pressure = 220; 5811 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5812 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5813 "max_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5814 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5815 synaptics_sysctl, "I", 5816 "Maximum pressure to detect palm"); 5817 5818 /* hw.psm.synaptics.max_width. */ 5819 sc->syninfo.max_width = 10; 5820 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5821 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5822 "max_width", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5823 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5824 synaptics_sysctl, "I", 5825 "Maximum finger width to detect palm"); 5826 5827 /* hw.psm.synaptics.top_margin. */ 5828 sc->syninfo.margin_top = 200; 5829 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5830 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5831 "margin_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5832 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5833 synaptics_sysctl, "I", 5834 "Top margin"); 5835 5836 /* hw.psm.synaptics.right_margin. */ 5837 sc->syninfo.margin_right = 200; 5838 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5839 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5840 "margin_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5841 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5842 synaptics_sysctl, "I", 5843 "Right margin"); 5844 5845 /* hw.psm.synaptics.bottom_margin. */ 5846 sc->syninfo.margin_bottom = 200; 5847 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5848 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5849 "margin_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5850 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5851 synaptics_sysctl, "I", 5852 "Bottom margin"); 5853 5854 /* hw.psm.synaptics.left_margin. */ 5855 sc->syninfo.margin_left = 200; 5856 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5857 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5858 "margin_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5859 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5860 synaptics_sysctl, "I", 5861 "Left margin"); 5862 5863 /* hw.psm.synaptics.na_top. */ 5864 sc->syninfo.na_top = 1783; 5865 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5866 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5867 "na_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5868 sc, SYNAPTICS_SYSCTL_NA_TOP, 5869 synaptics_sysctl, "I", 5870 "Top noisy area, where weight_previous_na is used instead " 5871 "of weight_previous"); 5872 5873 /* hw.psm.synaptics.na_right. */ 5874 sc->syninfo.na_right = 563; 5875 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5876 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5877 "na_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5878 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5879 synaptics_sysctl, "I", 5880 "Right noisy area, where weight_previous_na is used instead " 5881 "of weight_previous"); 5882 5883 /* hw.psm.synaptics.na_bottom. */ 5884 sc->syninfo.na_bottom = 1408; 5885 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5886 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5887 "na_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5888 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5889 synaptics_sysctl, "I", 5890 "Bottom noisy area, where weight_previous_na is used instead " 5891 "of weight_previous"); 5892 5893 /* hw.psm.synaptics.na_left. */ 5894 sc->syninfo.na_left = 1600; 5895 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5896 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5897 "na_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5898 sc, SYNAPTICS_SYSCTL_NA_LEFT, 5899 synaptics_sysctl, "I", 5900 "Left noisy area, where weight_previous_na is used instead " 5901 "of weight_previous"); 5902 5903 /* hw.psm.synaptics.window_min. */ 5904 sc->syninfo.window_min = 4; 5905 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5906 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5907 "window_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5908 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 5909 synaptics_sysctl, "I", 5910 "Minimum window size to start an action"); 5911 5912 /* hw.psm.synaptics.window_max. */ 5913 sc->syninfo.window_max = 10; 5914 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5915 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5916 "window_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5917 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 5918 synaptics_sysctl, "I", 5919 "Maximum window size"); 5920 5921 /* hw.psm.synaptics.multiplicator. */ 5922 sc->syninfo.multiplicator = 10000; 5923 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5924 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5925 "multiplicator", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5926 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 5927 synaptics_sysctl, "I", 5928 "Multiplicator to increase precision in averages and divisions"); 5929 5930 /* hw.psm.synaptics.weight_current. */ 5931 sc->syninfo.weight_current = 3; 5932 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5933 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5934 "weight_current", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5935 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 5936 synaptics_sysctl, "I", 5937 "Weight of the current movement in the new average"); 5938 5939 /* hw.psm.synaptics.weight_previous. */ 5940 sc->syninfo.weight_previous = 6; 5941 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5942 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5943 "weight_previous", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5944 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 5945 synaptics_sysctl, "I", 5946 "Weight of the previous average"); 5947 5948 /* hw.psm.synaptics.weight_previous_na. */ 5949 sc->syninfo.weight_previous_na = 20; 5950 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5951 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5952 "weight_previous_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5953 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 5954 synaptics_sysctl, "I", 5955 "Weight of the previous average (inside the noisy area)"); 5956 5957 /* hw.psm.synaptics.weight_len_squared. */ 5958 sc->syninfo.weight_len_squared = 2000; 5959 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5960 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5961 "weight_len_squared", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5962 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 5963 synaptics_sysctl, "I", 5964 "Length (squared) of segments where weight_previous " 5965 "starts to decrease"); 5966 5967 /* hw.psm.synaptics.div_min. */ 5968 sc->syninfo.div_min = 9; 5969 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5970 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5971 "div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5972 sc, SYNAPTICS_SYSCTL_DIV_MIN, 5973 synaptics_sysctl, "I", 5974 "Divisor for fast movements"); 5975 5976 /* hw.psm.synaptics.div_max. */ 5977 sc->syninfo.div_max = 17; 5978 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5979 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5980 "div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5981 sc, SYNAPTICS_SYSCTL_DIV_MAX, 5982 synaptics_sysctl, "I", 5983 "Divisor for slow movements"); 5984 5985 /* hw.psm.synaptics.div_max_na. */ 5986 sc->syninfo.div_max_na = 30; 5987 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5988 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5989 "div_max_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5990 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 5991 synaptics_sysctl, "I", 5992 "Divisor with slow movements (inside the noisy area)"); 5993 5994 /* hw.psm.synaptics.div_len. */ 5995 sc->syninfo.div_len = 100; 5996 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5997 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5998 "div_len", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5999 sc, SYNAPTICS_SYSCTL_DIV_LEN, 6000 synaptics_sysctl, "I", 6001 "Length of segments where div_max starts to decrease"); 6002 6003 /* hw.psm.synaptics.tap_max_delta. */ 6004 sc->syninfo.tap_max_delta = 80; 6005 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6006 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6007 "tap_max_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6008 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 6009 synaptics_sysctl, "I", 6010 "Length of segments above which a tap is ignored"); 6011 6012 /* hw.psm.synaptics.tap_min_queue. */ 6013 sc->syninfo.tap_min_queue = 2; 6014 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6015 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6016 "tap_min_queue", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6017 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 6018 synaptics_sysctl, "I", 6019 "Number of packets required to consider a tap"); 6020 6021 /* hw.psm.synaptics.taphold_timeout. */ 6022 sc->gesture.in_taphold = 0; 6023 sc->syninfo.taphold_timeout = tap_timeout; 6024 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6025 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6026 "taphold_timeout", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6027 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 6028 synaptics_sysctl, "I", 6029 "Maximum elapsed time between two taps to consider a tap-hold " 6030 "action"); 6031 6032 /* hw.psm.synaptics.vscroll_hor_area. */ 6033 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 6034 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6035 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6036 "vscroll_hor_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6037 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 6038 synaptics_sysctl, "I", 6039 "Area reserved for horizontal virtual scrolling"); 6040 6041 /* hw.psm.synaptics.vscroll_ver_area. */ 6042 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 6043 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6044 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6045 "vscroll_ver_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6046 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 6047 synaptics_sysctl, "I", 6048 "Area reserved for vertical virtual scrolling"); 6049 6050 /* hw.psm.synaptics.vscroll_min_delta. */ 6051 sc->syninfo.vscroll_min_delta = 50; 6052 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6053 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6054 "vscroll_min_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6055 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 6056 synaptics_sysctl, "I", 6057 "Minimum movement to consider virtual scrolling"); 6058 6059 /* hw.psm.synaptics.vscroll_div_min. */ 6060 sc->syninfo.vscroll_div_min = 100; 6061 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6062 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6063 "vscroll_div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6064 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 6065 synaptics_sysctl, "I", 6066 "Divisor for fast scrolling"); 6067 6068 /* hw.psm.synaptics.vscroll_div_min. */ 6069 sc->syninfo.vscroll_div_max = 150; 6070 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6071 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6072 "vscroll_div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6073 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 6074 synaptics_sysctl, "I", 6075 "Divisor for slow scrolling"); 6076 6077 /* hw.psm.synaptics.touchpad_off. */ 6078 sc->syninfo.touchpad_off = 0; 6079 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6080 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6081 "touchpad_off", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6082 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 6083 synaptics_sysctl, "I", 6084 "Turn off touchpad"); 6085 6086 sc->syninfo.softbuttons_y = 0; 6087 sc->syninfo.softbutton2_x = 0; 6088 sc->syninfo.softbutton3_x = 0; 6089 6090 /* skip softbuttons sysctl on not clickpads */ 6091 if (sc->synhw.capClickPad) 6092 synaptics_sysctl_create_softbuttons_tree(sc); 6093 } 6094 6095 static int 6096 synaptics_preferred_mode(struct psm_softc *sc) { 6097 int mode_byte; 6098 6099 /* Check if we are in relative mode */ 6100 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 6101 if (tap_enabled == 0) 6102 /* 6103 * Disable tap & drag gestures. We use a Mode Byte 6104 * and set the DisGest bit (see §2.5 of Synaptics 6105 * TouchPad Interfacing Guide). 6106 */ 6107 return (0x04); 6108 else 6109 /* 6110 * Enable tap & drag gestures. We use a Mode Byte 6111 * and clear the DisGest bit (see §2.5 of Synaptics 6112 * TouchPad Interfacing Guide). 6113 */ 6114 return (0x00); 6115 } 6116 6117 mode_byte = 0xc4; 6118 6119 /* request wmode where available */ 6120 if (sc->synhw.capExtended) 6121 mode_byte |= 1; 6122 6123 return mode_byte; 6124 } 6125 6126 static void 6127 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6128 mouse_ext_command(sc->kbdc, mode_byte); 6129 6130 /* "Commit" the Set Mode Byte command sent above. */ 6131 set_mouse_sampling_rate(sc->kbdc, 20); 6132 6133 /* 6134 * Enable advanced gestures mode if supported and we are not entering 6135 * passthrough or relative mode. 6136 */ 6137 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6138 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6139 mouse_ext_command(sc->kbdc, 3); 6140 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6141 } 6142 } 6143 6144 /* 6145 * AUX MUX detection code should be placed at very beginning of probe sequence 6146 * at least before 4-byte protocol mouse probes e.g. MS IntelliMouse probe as 6147 * latter can trigger switching the MUX to incompatible state. 6148 */ 6149 static int 6150 enable_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6151 { 6152 KBDC kbdc = sc->kbdc; 6153 int port, version; 6154 int probe = FALSE; 6155 int active_ports_count = 0; 6156 int active_ports_mask = 0; 6157 6158 version = enable_aux_mux(kbdc); 6159 if (version == -1) 6160 return (FALSE); 6161 6162 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6163 VLOG(3, (LOG_DEBUG, "aux_mux: ping port %d\n", port)); 6164 set_active_aux_mux_port(kbdc, port); 6165 if (enable_aux_dev(kbdc) && disable_aux_dev(kbdc)) { 6166 active_ports_count++; 6167 active_ports_mask |= 1 << port; 6168 } 6169 } 6170 6171 if (verbose >= 2) 6172 printf("Active Multiplexing PS/2 controller v%d.%d with %d " 6173 "active port(s)\n", version >> 4 & 0x0f, version & 0x0f, 6174 active_ports_count); 6175 6176 /* psm has a special support for GenMouse + SynTouchpad combination */ 6177 if (active_ports_count >= 2) { 6178 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6179 if ((active_ports_mask & 1 << port) == 0) 6180 continue; 6181 VLOG(3, (LOG_DEBUG, "aux_mux: probe port %d\n", port)); 6182 set_active_aux_mux_port(kbdc, port); 6183 probe = enable_synaptics(sc, arg); 6184 if (probe) { 6185 if (arg == PROBE) 6186 sc->muxport = port; 6187 break; 6188 } 6189 } 6190 } 6191 6192 /* IRQ handler does not support active multiplexing mode */ 6193 disable_aux_mux(kbdc); 6194 6195 return (probe); 6196 } 6197 6198 static int 6199 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6200 { 6201 device_t psmcpnp; 6202 struct psmcpnp_softc *psmcpnp_sc; 6203 KBDC kbdc = sc->kbdc; 6204 synapticshw_t synhw; 6205 int status[3]; 6206 int buttons; 6207 6208 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6209 6210 /* 6211 * Just to be on the safe side: this avoids troubles with 6212 * following mouse_ext_command() when the previous command 6213 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6214 * Synaptics Touchpad behaviour. 6215 */ 6216 set_mouse_scaling(kbdc, 1); 6217 6218 /* Identify the Touchpad version. */ 6219 if (mouse_ext_command(kbdc, 0) == 0) 6220 return (FALSE); 6221 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6222 return (FALSE); 6223 if (status[1] != 0x47) 6224 return (FALSE); 6225 6226 bzero(&synhw, sizeof(synhw)); 6227 synhw.infoMinor = status[0]; 6228 synhw.infoMajor = status[2] & 0x0f; 6229 6230 if (verbose >= 2) 6231 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6232 synhw.infoMinor); 6233 6234 if (synhw.infoMajor < 4) { 6235 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6236 return (FALSE); 6237 } 6238 6239 /* Get the Touchpad model information. */ 6240 if (mouse_ext_command(kbdc, 3) == 0) 6241 return (FALSE); 6242 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6243 return (FALSE); 6244 if ((status[1] & 0x01) != 0) { 6245 printf(" Failed to read model information\n"); 6246 return (FALSE); 6247 } 6248 6249 synhw.infoRot180 = (status[0] & 0x80) != 0; 6250 synhw.infoPortrait = (status[0] & 0x40) != 0; 6251 synhw.infoSensor = status[0] & 0x3f; 6252 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6253 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6254 synhw.capPen = (status[2] & 0x40) != 0; 6255 synhw.infoSimplC = (status[2] & 0x20) != 0; 6256 synhw.infoGeometry = status[2] & 0x0f; 6257 6258 if (verbose >= 2) { 6259 printf(" Model information:\n"); 6260 printf(" infoRot180: %d\n", synhw.infoRot180); 6261 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6262 printf(" infoSensor: %d\n", synhw.infoSensor); 6263 printf(" infoHardware: %d\n", synhw.infoHardware); 6264 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6265 printf(" capPen: %d\n", synhw.capPen); 6266 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6267 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6268 } 6269 6270 /* Read the extended capability bits. */ 6271 if (mouse_ext_command(kbdc, 2) == 0) 6272 return (FALSE); 6273 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6274 return (FALSE); 6275 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6276 printf(" Failed to read extended capability bits\n"); 6277 return (FALSE); 6278 } 6279 6280 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6281 sc->unit); 6282 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6283 6284 /* Set the different capabilities when they exist. */ 6285 buttons = 0; 6286 synhw.capExtended = (status[0] & 0x80) != 0; 6287 if (synhw.capExtended) { 6288 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6289 synhw.capMiddle = (status[0] & 0x04) != 0; 6290 synhw.capPassthrough = (status[2] & 0x80) != 0; 6291 synhw.capLowPower = (status[2] & 0x40) != 0; 6292 synhw.capMultiFingerReport = 6293 (status[2] & 0x20) != 0; 6294 synhw.capSleep = (status[2] & 0x10) != 0; 6295 synhw.capFourButtons = (status[2] & 0x08) != 0; 6296 synhw.capBallistics = (status[2] & 0x04) != 0; 6297 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6298 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6299 6300 if (!set_mouse_scaling(kbdc, 1)) 6301 return (FALSE); 6302 if (mouse_ext_command(kbdc, 0x08) == 0) 6303 return (FALSE); 6304 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6305 return (FALSE); 6306 6307 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6308 synhw.infoXupmm = status[0]; 6309 synhw.infoYupmm = status[2]; 6310 } 6311 6312 if (verbose >= 2) { 6313 printf(" Extended capabilities:\n"); 6314 printf(" capExtended: %d\n", synhw.capExtended); 6315 printf(" capMiddle: %d\n", synhw.capMiddle); 6316 printf(" nExtendedQueries: %d\n", 6317 synhw.nExtendedQueries); 6318 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6319 printf(" capLowPower: %d\n", synhw.capLowPower); 6320 printf(" capMultiFingerReport: %d\n", 6321 synhw.capMultiFingerReport); 6322 printf(" capSleep: %d\n", synhw.capSleep); 6323 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6324 printf(" capBallistics: %d\n", synhw.capBallistics); 6325 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6326 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6327 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6328 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6329 } 6330 6331 /* 6332 * If nExtendedQueries is 1 or greater, then the TouchPad 6333 * supports this number of extended queries. We can load 6334 * more information about buttons using query 0x09. 6335 */ 6336 if (synhw.nExtendedQueries >= 1) { 6337 if (!set_mouse_scaling(kbdc, 1)) 6338 return (FALSE); 6339 if (mouse_ext_command(kbdc, 0x09) == 0) 6340 return (FALSE); 6341 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6342 return (FALSE); 6343 synhw.verticalScroll = (status[0] & 0x01) != 0; 6344 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6345 synhw.verticalWheel = (status[0] & 0x08) != 0; 6346 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6347 synhw.capEWmode = (status[0] & 0x04) != 0; 6348 if (verbose >= 2) { 6349 printf(" Extended model ID:\n"); 6350 printf(" verticalScroll: %d\n", 6351 synhw.verticalScroll); 6352 printf(" horizontalScroll: %d\n", 6353 synhw.horizontalScroll); 6354 printf(" verticalWheel: %d\n", 6355 synhw.verticalWheel); 6356 printf(" nExtendedButtons: %d\n", 6357 synhw.nExtendedButtons); 6358 printf(" capEWmode: %d\n", 6359 synhw.capEWmode); 6360 } 6361 /* 6362 * Add the number of extended buttons to the total 6363 * button support count, including the middle button 6364 * if capMiddle support bit is set. 6365 */ 6366 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6367 } else 6368 /* 6369 * If the capFourButtons support bit is set, 6370 * add a fourth button to the total button count. 6371 */ 6372 buttons = synhw.capFourButtons ? 1 : 0; 6373 6374 /* Read the continued capabilities bits. */ 6375 if (synhw.nExtendedQueries >= 4) { 6376 if (!set_mouse_scaling(kbdc, 1)) 6377 return (FALSE); 6378 if (mouse_ext_command(kbdc, 0x0c) == 0) 6379 return (FALSE); 6380 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6381 return (FALSE); 6382 6383 synhw.capClickPad = (status[1] & 0x01) << 1; 6384 synhw.capClickPad |= (status[0] & 0x10) != 0; 6385 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6386 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6387 synhw.capReportsV = (status[1] & 0x08) != 0; 6388 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6389 synhw.capReportsMin = (status[1] & 0x20) != 0; 6390 synhw.capInterTouch = (status[1] & 0x40) != 0; 6391 synhw.capReportsMax = (status[0] & 0x02) != 0; 6392 synhw.capClearPad = (status[0] & 0x04) != 0; 6393 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6394 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6395 6396 if (synhw.capReportsMax) { 6397 if (!set_mouse_scaling(kbdc, 1)) 6398 return (FALSE); 6399 if (mouse_ext_command(kbdc, 0x0d) == 0) 6400 return (FALSE); 6401 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6402 return (FALSE); 6403 6404 synhw.maximumXCoord = (status[0] << 5) | 6405 ((status[1] & 0x0f) << 1); 6406 synhw.maximumYCoord = (status[2] << 5) | 6407 ((status[1] & 0xf0) >> 3); 6408 } else { 6409 /* 6410 * Typical bezel limits. Taken from 'Synaptics 6411 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6412 */ 6413 synhw.maximumXCoord = 5472; 6414 synhw.maximumYCoord = 4448; 6415 } 6416 6417 if (synhw.capReportsMin) { 6418 if (!set_mouse_scaling(kbdc, 1)) 6419 return (FALSE); 6420 if (mouse_ext_command(kbdc, 0x0f) == 0) 6421 return (FALSE); 6422 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6423 return (FALSE); 6424 6425 synhw.minimumXCoord = (status[0] << 5) | 6426 ((status[1] & 0x0f) << 1); 6427 synhw.minimumYCoord = (status[2] << 5) | 6428 ((status[1] & 0xf0) >> 3); 6429 } else { 6430 /* 6431 * Typical bezel limits. Taken from 'Synaptics 6432 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6433 */ 6434 synhw.minimumXCoord = 1472; 6435 synhw.minimumYCoord = 1408; 6436 } 6437 6438 /* 6439 * ClickPad properties are not exported through PS/2 6440 * protocol. Detection is based on controller's PnP ID. 6441 */ 6442 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6443 switch (psmcpnp_sc->type) { 6444 case PSMCPNP_FORCEPAD: 6445 synhw.forcePad = 1; 6446 break; 6447 case PSMCPNP_TOPBUTTONPAD: 6448 synhw.topButtonPad = 1; 6449 break; 6450 default: 6451 break; 6452 } 6453 } 6454 6455 if (verbose >= 2) { 6456 printf(" Continued capabilities:\n"); 6457 printf(" capClickPad: %d\n", 6458 synhw.capClickPad); 6459 printf(" capDeluxeLEDs: %d\n", 6460 synhw.capDeluxeLEDs); 6461 printf(" noAbsoluteFilter: %d\n", 6462 synhw.noAbsoluteFilter); 6463 printf(" capReportsV: %d\n", 6464 synhw.capReportsV); 6465 printf(" capUniformClickPad: %d\n", 6466 synhw.capUniformClickPad); 6467 printf(" capReportsMin: %d\n", 6468 synhw.capReportsMin); 6469 printf(" capInterTouch: %d\n", 6470 synhw.capInterTouch); 6471 printf(" capReportsMax: %d\n", 6472 synhw.capReportsMax); 6473 printf(" capClearPad: %d\n", 6474 synhw.capClearPad); 6475 printf(" capAdvancedGestures: %d\n", 6476 synhw.capAdvancedGestures); 6477 printf(" capCoveredPad: %d\n", 6478 synhw.capCoveredPad); 6479 if (synhw.capReportsMax) { 6480 printf(" maximumXCoord: %d\n", 6481 synhw.maximumXCoord); 6482 printf(" maximumYCoord: %d\n", 6483 synhw.maximumYCoord); 6484 } 6485 if (synhw.capReportsMin) { 6486 printf(" minimumXCoord: %d\n", 6487 synhw.minimumXCoord); 6488 printf(" minimumYCoord: %d\n", 6489 synhw.minimumYCoord); 6490 } 6491 if (synhw.capClickPad) { 6492 printf(" Clickpad capabilities:\n"); 6493 printf(" forcePad: %d\n", 6494 synhw.forcePad); 6495 printf(" topButtonPad: %d\n", 6496 synhw.topButtonPad); 6497 } 6498 } 6499 buttons += synhw.capClickPad; 6500 } 6501 } 6502 6503 if (verbose >= 2) { 6504 if (synhw.capExtended) 6505 printf(" Additional Buttons: %d\n", buttons); 6506 else 6507 printf(" No extended capabilities\n"); 6508 } 6509 6510 /* 6511 * Add the default number of 3 buttons to the total 6512 * count of supported buttons reported above. 6513 */ 6514 buttons += 3; 6515 6516 /* 6517 * Read the mode byte. 6518 * 6519 * XXX: Note the Synaptics documentation also defines the first 6520 * byte of the response to this query to be a constant 0x3b, this 6521 * does not appear to be true for Touchpads with guest devices. 6522 */ 6523 if (mouse_ext_command(kbdc, 1) == 0) 6524 return (FALSE); 6525 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6526 return (FALSE); 6527 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6528 printf(" Failed to read mode byte\n"); 6529 return (FALSE); 6530 } 6531 6532 if (arg == PROBE) 6533 sc->synhw = synhw; 6534 if (!synaptics_support) 6535 return (FALSE); 6536 6537 /* Set mouse type just now for synaptics_set_mode() */ 6538 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6539 6540 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6541 6542 if (trackpoint_support && synhw.capPassthrough) { 6543 enable_trackpoint(sc, arg); 6544 } 6545 6546 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6547 6548 if (arg == PROBE) { 6549 /* Create sysctl tree. */ 6550 synaptics_sysctl_create_tree(sc, "synaptics", 6551 "Synaptics TouchPad"); 6552 sc->hw.buttons = buttons; 6553 } 6554 6555 return (TRUE); 6556 } 6557 6558 static void 6559 synaptics_passthrough_on(struct psm_softc *sc) 6560 { 6561 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6562 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6563 } 6564 6565 static void 6566 synaptics_passthrough_off(struct psm_softc *sc) 6567 { 6568 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6569 set_mouse_scaling(sc->kbdc, 2); 6570 set_mouse_scaling(sc->kbdc, 1); 6571 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6572 } 6573 6574 /* IBM/Lenovo TrackPoint */ 6575 static int 6576 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6577 { 6578 const int seq[] = { 0xe2, cmd, loc, val }; 6579 int i; 6580 6581 if (sc->synhw.capPassthrough) 6582 synaptics_passthrough_on(sc); 6583 6584 for (i = 0; i < nitems(seq); i++) { 6585 if (sc->synhw.capPassthrough && 6586 (seq[i] == 0xff || seq[i] == 0xe7)) 6587 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6588 synaptics_passthrough_off(sc); 6589 return (EIO); 6590 } 6591 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6592 if (sc->synhw.capPassthrough) 6593 synaptics_passthrough_off(sc); 6594 return (EIO); 6595 } 6596 } 6597 6598 if (sc->synhw.capPassthrough) 6599 synaptics_passthrough_off(sc); 6600 6601 return (0); 6602 } 6603 6604 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6605 #define TPMASK 0 6606 #define TPLOC 1 6607 #define TPINFO 2 6608 6609 static int 6610 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6611 { 6612 static const int data[][3] = { 6613 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6614 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6615 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6616 { 0x00, 0x57, PSM_TPINFO(reach) }, 6617 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6618 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6619 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6620 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6621 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6622 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6623 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6624 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6625 }; 6626 struct psm_softc *sc; 6627 int error, newval, *oldvalp; 6628 const int *tp; 6629 6630 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6631 return (EINVAL); 6632 sc = arg1; 6633 tp = data[arg2]; 6634 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6635 newval = *oldvalp; 6636 error = sysctl_handle_int(oidp, &newval, 0, req); 6637 if (error != 0) 6638 return (error); 6639 if (newval == *oldvalp) 6640 return (0); 6641 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6642 return (EINVAL); 6643 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6644 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6645 if (error != 0) 6646 return (error); 6647 *oldvalp = newval; 6648 6649 return (0); 6650 } 6651 6652 static void 6653 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6654 { 6655 6656 if (sc->tpinfo.sysctl_tree != NULL) 6657 return; 6658 6659 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6660 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6661 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6662 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", CTLFLAG_RD, 6663 0, "IBM/Lenovo TrackPoint"); 6664 6665 /* hw.psm.trackpoint.sensitivity */ 6666 sc->tpinfo.sensitivity = 0x80; 6667 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6668 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6669 "sensitivity", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6670 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6671 trackpoint_sysctl, "I", 6672 "Sensitivity"); 6673 6674 /* hw.psm.trackpoint.negative_inertia */ 6675 sc->tpinfo.inertia = 0x06; 6676 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6677 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6678 "negative_inertia", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6679 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6680 trackpoint_sysctl, "I", 6681 "Negative inertia factor"); 6682 6683 /* hw.psm.trackpoint.upper_plateau */ 6684 sc->tpinfo.uplateau = 0x61; 6685 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6686 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6687 "upper_plateau", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6688 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6689 trackpoint_sysctl, "I", 6690 "Transfer function upper plateau speed"); 6691 6692 /* hw.psm.trackpoint.backup_range */ 6693 sc->tpinfo.reach = 0x0a; 6694 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6695 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6696 "backup_range", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6697 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6698 trackpoint_sysctl, "I", 6699 "Backup range"); 6700 6701 /* hw.psm.trackpoint.drag_hysteresis */ 6702 sc->tpinfo.draghys = 0xff; 6703 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6704 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6705 "drag_hysteresis", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6706 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6707 trackpoint_sysctl, "I", 6708 "Drag hysteresis"); 6709 6710 /* hw.psm.trackpoint.minimum_drag */ 6711 sc->tpinfo.mindrag = 0x14; 6712 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6713 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6714 "minimum_drag", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6715 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6716 trackpoint_sysctl, "I", 6717 "Minimum drag"); 6718 6719 /* hw.psm.trackpoint.up_threshold */ 6720 sc->tpinfo.upthresh = 0xff; 6721 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6722 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6723 "up_threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6724 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6725 trackpoint_sysctl, "I", 6726 "Up threshold for release"); 6727 6728 /* hw.psm.trackpoint.threshold */ 6729 sc->tpinfo.threshold = 0x08; 6730 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6731 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6732 "threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6733 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6734 trackpoint_sysctl, "I", 6735 "Threshold"); 6736 6737 /* hw.psm.trackpoint.jenks_curvature */ 6738 sc->tpinfo.jenks = 0x87; 6739 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6740 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6741 "jenks_curvature", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6742 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6743 trackpoint_sysctl, "I", 6744 "Jenks curvature"); 6745 6746 /* hw.psm.trackpoint.z_time */ 6747 sc->tpinfo.ztime = 0x26; 6748 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6749 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6750 "z_time", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6751 sc, TRACKPOINT_SYSCTL_Z_TIME, 6752 trackpoint_sysctl, "I", 6753 "Z time constant"); 6754 6755 /* hw.psm.trackpoint.press_to_select */ 6756 sc->tpinfo.pts = 0x00; 6757 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6758 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6759 "press_to_select", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6760 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6761 trackpoint_sysctl, "I", 6762 "Press to Select"); 6763 6764 /* hw.psm.trackpoint.skip_backups */ 6765 sc->tpinfo.skipback = 0x00; 6766 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6767 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6768 "skip_backups", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6769 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6770 trackpoint_sysctl, "I", 6771 "Skip backups from drags"); 6772 } 6773 6774 static void 6775 set_trackpoint_parameters(struct psm_softc *sc) 6776 { 6777 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6778 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6779 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6780 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6781 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6782 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6783 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6784 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6785 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6786 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6787 if (sc->tpinfo.pts == 0x01) 6788 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6789 if (sc->tpinfo.skipback == 0x01) 6790 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6791 } 6792 6793 static int 6794 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6795 { 6796 KBDC kbdc = sc->kbdc; 6797 int id; 6798 6799 /* 6800 * If called from enable_synaptics(), make sure that passthrough 6801 * mode is enabled so we can reach the trackpoint. 6802 * However, passthrough mode must be disabled before setting the 6803 * trackpoint parameters, as rackpoint_command() enables and disables 6804 * passthrough mode on its own. 6805 */ 6806 if (sc->synhw.capPassthrough) 6807 synaptics_passthrough_on(sc); 6808 6809 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6810 read_aux_data(kbdc) != 0x01) 6811 goto no_trackpoint; 6812 id = read_aux_data(kbdc); 6813 if (id < 0x01) 6814 goto no_trackpoint; 6815 if (arg == PROBE) 6816 sc->tphw = id; 6817 if (!trackpoint_support) 6818 goto no_trackpoint; 6819 6820 if (sc->synhw.capPassthrough) 6821 synaptics_passthrough_off(sc); 6822 6823 if (arg == PROBE) { 6824 trackpoint_sysctl_create_tree(sc); 6825 /* 6826 * Don't overwrite hwid and buttons when we are 6827 * a guest device. 6828 */ 6829 if (!sc->synhw.capPassthrough) { 6830 sc->hw.hwid = id; 6831 sc->hw.buttons = 3; 6832 } 6833 } 6834 6835 set_trackpoint_parameters(sc); 6836 6837 return (TRUE); 6838 6839 no_trackpoint: 6840 if (sc->synhw.capPassthrough) 6841 synaptics_passthrough_off(sc); 6842 6843 return (FALSE); 6844 } 6845 6846 /* Interlink electronics VersaPad */ 6847 static int 6848 enable_versapad(struct psm_softc *sc, enum probearg arg) 6849 { 6850 KBDC kbdc = sc->kbdc; 6851 int data[3]; 6852 6853 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 6854 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 6855 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6856 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6857 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6858 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6859 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 6860 return (FALSE); 6861 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 6862 return (FALSE); 6863 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6864 6865 return (TRUE); /* PS/2 absolute mode */ 6866 } 6867 6868 /* Elantech Touchpad */ 6869 static int 6870 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 6871 { 6872 int res, readcmd, retidx; 6873 int resp[3]; 6874 6875 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 6876 retidx = hwversion == 4 ? 1 : 0; 6877 6878 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6879 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 6880 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6881 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6882 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6883 6884 if (res == 0) 6885 *val = resp[retidx]; 6886 6887 return (res); 6888 } 6889 6890 static int 6891 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 6892 { 6893 int res, writecmd; 6894 6895 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 6896 6897 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6898 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6899 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6900 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6901 if (hwversion == 4) { 6902 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6903 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6904 } 6905 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6906 res |= send_aux_command(kbdc, val) != PSM_ACK; 6907 res |= set_mouse_scaling(kbdc, 1) == 0; 6908 6909 return (res); 6910 } 6911 6912 static int 6913 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 6914 { 6915 int res; 6916 6917 if (hwversion == 2) { 6918 res = set_mouse_scaling(kbdc, 1) == 0; 6919 res |= mouse_ext_command(kbdc, cmd) == 0; 6920 } else { 6921 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6922 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 6923 } 6924 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6925 6926 return (res); 6927 } 6928 6929 static int 6930 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 6931 { 6932 int i, val, res, hwversion, reg10; 6933 6934 /* set absolute mode */ 6935 hwversion = elanhw->hwversion; 6936 reg10 = -1; 6937 switch (hwversion) { 6938 case 2: 6939 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 6940 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6941 if (res) 6942 break; 6943 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 6944 break; 6945 case 3: 6946 reg10 = 0x0b; 6947 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6948 break; 6949 case 4: 6950 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 6951 break; 6952 default: 6953 res = 1; 6954 } 6955 6956 /* Read back reg 0x10 to ensure hardware is ready. */ 6957 if (res == 0 && reg10 >= 0) { 6958 for (i = 0; i < 5; i++) { 6959 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 6960 break; 6961 DELAY(2000); 6962 } 6963 if (i == 5) 6964 res = 1; 6965 } 6966 6967 if (res) 6968 printf("couldn't set absolute mode\n"); 6969 6970 return (res); 6971 } 6972 6973 static void 6974 elantech_init_synaptics(struct psm_softc *sc) 6975 { 6976 6977 /* Set capabilites required by movement smother */ 6978 sc->synhw.infoMajor = sc->elanhw.hwversion; 6979 sc->synhw.infoMinor = sc->elanhw.fwversion; 6980 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 6981 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 6982 sc->synhw.verticalScroll = 0; 6983 sc->synhw.nExtendedQueries = 4; 6984 sc->synhw.capExtended = 1; 6985 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 6986 sc->synhw.capClickPad = sc->elanhw.isclickpad; 6987 sc->synhw.capMultiFinger = 1; 6988 if (sc->elanhw.issemimt) 6989 sc->synhw.capAdvancedGestures = 1; 6990 else 6991 sc->synhw.capReportsV = 1; 6992 sc->synhw.capPalmDetect = 1; 6993 sc->synhw.capPen = 0; 6994 sc->synhw.capReportsMax = 1; 6995 sc->synhw.maximumXCoord = sc->elanhw.sizex; 6996 sc->synhw.maximumYCoord = sc->elanhw.sizey; 6997 sc->synhw.capReportsMin = 1; 6998 sc->synhw.minimumXCoord = 0; 6999 sc->synhw.minimumYCoord = 0; 7000 7001 if (sc->syninfo.sysctl_tree == NULL) { 7002 synaptics_sysctl_create_tree(sc, "elantech", 7003 "Elantech Touchpad"); 7004 7005 /* 7006 * Adjust synaptic smoother tunables 7007 * 1. Disable finger detection pressure threshold. Unlike 7008 * synaptics we assume the finger is acting when packet with 7009 * its X&Y arrives not when pressure exceedes some threshold 7010 * 2. Disable unrelated features like margins and noisy areas 7011 * 3. Disable virtual scroll areas as 2nd finger is preferable 7012 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 7013 * softbuttons 7014 * 5. Scale down divisors and movement lengths by a factor of 3 7015 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 7016 */ 7017 7018 /* Set reporting range to be equal touchpad size */ 7019 sc->syninfo.max_x = sc->elanhw.sizex; 7020 sc->syninfo.max_y = sc->elanhw.sizey; 7021 7022 /* Disable finger detection pressure threshold */ 7023 sc->syninfo.min_pressure = 1; 7024 7025 /* Adjust palm width to nearly match synaptics w=10 */ 7026 sc->syninfo.max_width = 7; 7027 7028 /* Elans often report double & triple taps as single event */ 7029 sc->syninfo.tap_min_queue = 1; 7030 7031 /* Use full area of touchpad */ 7032 sc->syninfo.margin_top = 0; 7033 sc->syninfo.margin_right = 0; 7034 sc->syninfo.margin_bottom = 0; 7035 sc->syninfo.margin_left = 0; 7036 7037 /* Disable noisy area */ 7038 sc->syninfo.na_top = 0; 7039 sc->syninfo.na_right = 0; 7040 sc->syninfo.na_bottom = 0; 7041 sc->syninfo.na_left = 0; 7042 7043 /* Tune divisors and movement lengths */ 7044 sc->syninfo.weight_len_squared = 200; 7045 sc->syninfo.div_min = 3; 7046 sc->syninfo.div_max = 6; 7047 sc->syninfo.div_max_na = 10; 7048 sc->syninfo.div_len = 30; 7049 sc->syninfo.tap_max_delta = 25; 7050 7051 /* Disable virtual scrolling areas and tune its divisors */ 7052 sc->syninfo.vscroll_hor_area = 0; 7053 sc->syninfo.vscroll_ver_area = 0; 7054 sc->syninfo.vscroll_min_delta = 15; 7055 sc->syninfo.vscroll_div_min = 30; 7056 sc->syninfo.vscroll_div_max = 50; 7057 7058 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 7059 if (sc->elanhw.isclickpad) { 7060 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 7061 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 7062 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 7063 } 7064 } 7065 7066 return; 7067 } 7068 7069 static int 7070 enable_elantech(struct psm_softc *sc, enum probearg arg) 7071 { 7072 static const int ic2hw[] = 7073 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 7074 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 0 }; 7075 static const int fw_sizes[][3] = { 7076 /* FW.vers MaxX MaxY */ 7077 { 0x020030, 1152, 768 }, 7078 { 0x020800, 1152, 768 }, 7079 { 0x020b00, 1152, 768 }, 7080 { 0x040215, 900, 500 }, 7081 { 0x040216, 819, 405 }, 7082 { 0x040219, 900, 500 }, 7083 }; 7084 elantechhw_t elanhw; 7085 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 7086 KBDC kbdc = sc->kbdc; 7087 7088 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 7089 7090 set_mouse_scaling(kbdc, 1); 7091 set_mouse_scaling(kbdc, 1); 7092 set_mouse_scaling(kbdc, 1); 7093 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 7094 return (FALSE); 7095 7096 if (!ELANTECH_MAGIC(resp)) 7097 return (FALSE); 7098 7099 /* Identify the Touchpad version. */ 7100 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 7101 return (FALSE); 7102 7103 bzero(&elanhw, sizeof(elanhw)); 7104 7105 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 7106 icversion = resp[0] & 0x0f; 7107 hwversion = ic2hw[icversion]; 7108 7109 if (verbose >= 2) 7110 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 7111 hwversion, elanhw.fwversion); 7112 7113 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 7114 printf (" Unsupported touchpad hardware (v1)\n"); 7115 return (FALSE); 7116 } 7117 if (hwversion == 0) { 7118 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 7119 elanhw.fwversion); 7120 return (FALSE); 7121 } 7122 7123 /* Get the Touchpad model information. */ 7124 elanhw.hwversion = hwversion; 7125 elanhw.issemimt = hwversion == 2; 7126 elanhw.isclickpad = (resp[1] & 0x10) != 0; 7127 elanhw.hascrc = (resp[1] & 0x40) != 0; 7128 elanhw.haspressure = elanhw.fwversion >= 0x020800; 7129 7130 /* Read the capability bits. */ 7131 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 7132 printf(" Failed to read capability bits\n"); 7133 return (FALSE); 7134 } 7135 7136 elanhw.ntracesx = imax(resp[1], 3); 7137 elanhw.ntracesy = imax(resp[2], 3); 7138 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 7139 7140 /* Get the touchpad resolution */ 7141 switch (hwversion) { 7142 case 4: 7143 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7144 == 0) { 7145 dpix = (resp[1] & 0x0f) * 10 + 790; 7146 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7147 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7148 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7149 break; 7150 } 7151 /* FALLTHROUGH */ 7152 case 2: 7153 case 3: 7154 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7155 break; 7156 } 7157 7158 if (!elantech_support) 7159 return (FALSE); 7160 7161 if (elantech_init(kbdc, &elanhw)) { 7162 printf("couldn't initialize elantech touchpad\n"); 7163 return (FALSE); 7164 } 7165 7166 /* 7167 * Get the touchpad reporting range. 7168 * On HW v.3 touchpads it should be done after switching hardware 7169 * to real resolution mode (by setting bit 3 of reg10) 7170 */ 7171 elanhw.dptracex = elanhw.dptracey = 64; 7172 for (i = 0; i < nitems(fw_sizes); i++) { 7173 if (elanhw.fwversion == fw_sizes[i][0]) { 7174 elanhw.sizex = fw_sizes[i][1]; 7175 elanhw.sizey = fw_sizes[i][2]; 7176 goto found; 7177 } 7178 } 7179 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7180 printf(" Failed to read touchpad size\n"); 7181 elanhw.sizex = 10000; /* Arbitrary high values to */ 7182 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7183 } else if (hwversion == 2) { 7184 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7185 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7186 elanhw.dptracex = resp[1] / 2; 7187 elanhw.dptracey = resp[2] / 2; 7188 } 7189 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7190 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7191 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7192 } else { 7193 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7194 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7195 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7196 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7197 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7198 } 7199 found: 7200 if (verbose >= 2) { 7201 printf(" Model information:\n"); 7202 printf(" MaxX: %d\n", elanhw.sizex); 7203 printf(" MaxY: %d\n", elanhw.sizey); 7204 printf(" DpmmX: %d\n", elanhw.dpmmx); 7205 printf(" DpmmY: %d\n", elanhw.dpmmy); 7206 printf(" TracesX: %d\n", elanhw.ntracesx); 7207 printf(" TracesY: %d\n", elanhw.ntracesy); 7208 printf(" DptraceX: %d\n", elanhw.dptracex); 7209 printf(" DptraceY: %d\n", elanhw.dptracey); 7210 printf(" SemiMT: %d\n", elanhw.issemimt); 7211 printf(" Clickpad: %d\n", elanhw.isclickpad); 7212 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7213 printf(" CRC: %d\n", elanhw.hascrc); 7214 printf(" Pressure: %d\n", elanhw.haspressure); 7215 } 7216 7217 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7218 7219 if (arg == PROBE) { 7220 sc->elanhw = elanhw; 7221 sc->hw.buttons = 3; 7222 7223 /* Initialize synaptics movement smoother */ 7224 elantech_init_synaptics(sc); 7225 7226 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7227 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7228 } 7229 7230 return (TRUE); 7231 } 7232 7233 /* 7234 * Return true if 'now' is earlier than (start + (secs.usecs)). 7235 * Now may be NULL and the function will fetch the current time from 7236 * getmicrouptime(), or a cached 'now' can be passed in. 7237 * All values should be numbers derived from getmicrouptime(). 7238 */ 7239 static int 7240 timeelapsed(start, secs, usecs, now) 7241 const struct timeval *start, *now; 7242 int secs, usecs; 7243 { 7244 struct timeval snow, tv; 7245 7246 /* if there is no 'now' passed in, the get it as a convience. */ 7247 if (now == NULL) { 7248 getmicrouptime(&snow); 7249 now = &snow; 7250 } 7251 7252 tv.tv_sec = secs; 7253 tv.tv_usec = usecs; 7254 timevaladd(&tv, start); 7255 return (timevalcmp(&tv, now, <)); 7256 } 7257 7258 static int 7259 psmresume(device_t dev) 7260 { 7261 struct psm_softc *sc = device_get_softc(dev); 7262 int unit = device_get_unit(dev); 7263 int err; 7264 7265 VLOG(2, (LOG_NOTICE, "psm%d: system resume hook called.\n", unit)); 7266 7267 if ((sc->config & 7268 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7269 return (0); 7270 7271 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7272 7273 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7274 /* 7275 * Release the blocked process; it must be notified that 7276 * the device cannot be accessed anymore. 7277 */ 7278 sc->state &= ~PSM_ASLP; 7279 wakeup(sc); 7280 } 7281 7282 VLOG(2, (LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit)); 7283 7284 return (err); 7285 } 7286 7287 DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 7288 #ifdef EVDEV_SUPPORT 7289 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7290 #endif 7291 7292 #ifdef DEV_ISA 7293 7294 /* 7295 * This sucks up assignments from PNPBIOS and ACPI. 7296 */ 7297 7298 /* 7299 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7300 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7301 * can be probed and attached only after the AT keyboard controller is 7302 * attached, we shall quietly reserve the IRQ resource for later use. 7303 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7304 * copy the IRQ resource to the PS/2 mouse device instance hanging 7305 * under the keyboard controller, then probe and attach it. 7306 */ 7307 7308 static devclass_t psmcpnp_devclass; 7309 7310 static device_probe_t psmcpnp_probe; 7311 static device_attach_t psmcpnp_attach; 7312 7313 static device_method_t psmcpnp_methods[] = { 7314 DEVMETHOD(device_probe, psmcpnp_probe), 7315 DEVMETHOD(device_attach, psmcpnp_attach), 7316 7317 { 0, 0 } 7318 }; 7319 7320 static driver_t psmcpnp_driver = { 7321 PSMCPNP_DRIVER_NAME, 7322 psmcpnp_methods, 7323 sizeof(struct psmcpnp_softc), 7324 }; 7325 7326 static struct isa_pnp_id psmcpnp_ids[] = { 7327 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7328 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7329 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7330 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7331 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7332 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7333 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7334 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7335 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7336 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7337 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7338 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7339 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7340 { 0 } 7341 }; 7342 7343 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7344 static struct isa_pnp_id topbtpad_ids[] = { 7345 { 0x1700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0017, ThinkPad */ 7346 { 0x1800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0018, ThinkPad */ 7347 { 0x1900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0019, ThinkPad */ 7348 { 0x2300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0023, ThinkPad */ 7349 { 0x2a00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002a, ThinkPad */ 7350 { 0x2b00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002b, ThinkPad */ 7351 { 0x2c00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002c, ThinkPad */ 7352 { 0x2d00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002d, ThinkPad */ 7353 { 0x2e00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002e, ThinkPad */ 7354 { 0x3300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0033, ThinkPad */ 7355 { 0x3400ae30, "Lenovo PS/2 clickpad port" }, /* LEN0034, ThinkPad */ 7356 { 0x3500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0035, ThinkPad */ 7357 { 0x3600ae30, "Lenovo PS/2 clickpad port" }, /* LEN0036, ThinkPad */ 7358 { 0x3700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0037, ThinkPad */ 7359 { 0x3800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0038, ThinkPad */ 7360 { 0x3900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0039, ThinkPad */ 7361 { 0x4100ae30, "Lenovo PS/2 clickpad port" }, /* LEN0041, ThinkPad */ 7362 { 0x4200ae30, "Lenovo PS/2 clickpad port" }, /* LEN0042, ThinkPad */ 7363 { 0x4500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0045, ThinkPad */ 7364 { 0x4700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0047, ThinkPad */ 7365 { 0x4900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0049, ThinkPad */ 7366 { 0x0020ae30, "Lenovo PS/2 clickpad port" }, /* LEN2000, ThinkPad */ 7367 { 0x0120ae30, "Lenovo PS/2 clickpad port" }, /* LEN2001, ThinkPad */ 7368 { 0x0220ae30, "Lenovo PS/2 clickpad port" }, /* LEN2002, ThinkPad */ 7369 { 0x0320ae30, "Lenovo PS/2 clickpad port" }, /* LEN2003, ThinkPad */ 7370 { 0x0420ae30, "Lenovo PS/2 clickpad port" }, /* LEN2004, ThinkPad */ 7371 { 0x0520ae30, "Lenovo PS/2 clickpad port" }, /* LEN2005, ThinkPad */ 7372 { 0x0620ae30, "Lenovo PS/2 clickpad port" }, /* LEN2006, ThinkPad */ 7373 { 0x0720ae30, "Lenovo PS/2 clickpad port" }, /* LEN2007, ThinkPad */ 7374 { 0x0820ae30, "Lenovo PS/2 clickpad port" }, /* LEN2008, ThinkPad */ 7375 { 0x0920ae30, "Lenovo PS/2 clickpad port" }, /* LEN2009, ThinkPad */ 7376 { 0x0a20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200a, ThinkPad */ 7377 { 0x0b20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200b, ThinkPad */ 7378 { 0 } 7379 }; 7380 7381 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7382 static struct isa_pnp_id forcepad_ids[] = { 7383 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7384 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7385 { 0 } 7386 }; 7387 7388 static int 7389 create_a_copy(device_t atkbdc, device_t me) 7390 { 7391 device_t psm; 7392 u_long irq; 7393 7394 /* find the PS/2 mouse device instance under the keyboard controller */ 7395 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7396 device_get_unit(atkbdc)); 7397 if (psm == NULL) 7398 return (ENXIO); 7399 if (device_get_state(psm) != DS_NOTPRESENT) 7400 return (0); 7401 7402 /* move our resource to the found device */ 7403 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7404 bus_delete_resource(me, SYS_RES_IRQ, 0); 7405 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7406 7407 /* ...then probe and attach it */ 7408 return (device_probe_and_attach(psm)); 7409 } 7410 7411 static int 7412 psmcpnp_probe(device_t dev) 7413 { 7414 struct psmcpnp_softc *sc = device_get_softc(dev); 7415 struct resource *res; 7416 u_long irq; 7417 int rid; 7418 7419 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7420 sc->type = PSMCPNP_FORCEPAD; 7421 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, topbtpad_ids) == 0) 7422 sc->type = PSMCPNP_TOPBUTTONPAD; 7423 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7424 sc->type = PSMCPNP_GENERIC; 7425 else 7426 return (ENXIO); 7427 7428 /* 7429 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7430 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7431 * declares the PS/2 mouse device node without an IRQ resource! 7432 * If this happens, we shall refer to device hints. 7433 * If we still don't find it there, use a hardcoded value... XXX 7434 */ 7435 rid = 0; 7436 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7437 if (irq <= 0) { 7438 if (resource_long_value(PSM_DRIVER_NAME, 7439 device_get_unit(dev),"irq", &irq) != 0) 7440 irq = 12; /* XXX */ 7441 device_printf(dev, "irq resource info is missing; " 7442 "assuming irq %ld\n", irq); 7443 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7444 } 7445 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7446 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7447 7448 /* keep quiet */ 7449 if (!bootverbose) 7450 device_quiet(dev); 7451 7452 return ((res == NULL) ? ENXIO : 0); 7453 } 7454 7455 static int 7456 psmcpnp_attach(device_t dev) 7457 { 7458 device_t atkbdc; 7459 7460 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7461 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7462 device_get_unit(dev)); 7463 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7464 create_a_copy(atkbdc, dev); 7465 7466 return (0); 7467 } 7468 7469 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7470 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7471 ISA_PNP_INFO(psmcpnp_ids); 7472 #endif /* DEV_ISA */ 7473