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_HPSYN81, 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 /* Logitech PS2++ protocol */ 155 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 156 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 157 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 158 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 159 160 /* ring buffer */ 161 typedef struct ringbuf { 162 int count; /* # of valid elements in the buffer */ 163 int head; /* head pointer */ 164 int tail; /* tail poiner */ 165 u_char buf[PSM_BUFSIZE]; 166 } ringbuf_t; 167 168 /* data buffer */ 169 typedef struct packetbuf { 170 u_char ipacket[16]; /* interim input buffer */ 171 int inputbytes; /* # of bytes in the input buffer */ 172 } packetbuf_t; 173 174 #ifndef PSM_PACKETQUEUE 175 #define PSM_PACKETQUEUE 128 176 #endif 177 178 /* 179 * Typical bezel limits. Taken from 'Synaptics 180 * PS/2 TouchPad Interfacing Guide' p.3.2.3. 181 */ 182 #define SYNAPTICS_DEFAULT_MAX_X 5472 183 #define SYNAPTICS_DEFAULT_MAX_Y 4448 184 #define SYNAPTICS_DEFAULT_MIN_X 1472 185 #define SYNAPTICS_DEFAULT_MIN_Y 1408 186 187 typedef struct synapticsinfo { 188 struct sysctl_ctx_list sysctl_ctx; 189 struct sysctl_oid *sysctl_tree; 190 int directional_scrolls; 191 int two_finger_scroll; 192 int min_pressure; 193 int max_pressure; 194 int max_width; 195 int margin_top; 196 int margin_right; 197 int margin_bottom; 198 int margin_left; 199 int na_top; 200 int na_right; 201 int na_bottom; 202 int na_left; 203 int window_min; 204 int window_max; 205 int multiplicator; 206 int weight_current; 207 int weight_previous; 208 int weight_previous_na; 209 int weight_len_squared; 210 int div_min; 211 int div_max; 212 int div_max_na; 213 int div_len; 214 int tap_max_delta; 215 int tap_min_queue; 216 int taphold_timeout; 217 int vscroll_ver_area; 218 int vscroll_hor_area; 219 int vscroll_min_delta; 220 int vscroll_div_min; 221 int vscroll_div_max; 222 int touchpad_off; 223 int softbuttons_y; 224 int softbutton2_x; 225 int softbutton3_x; 226 int max_x; 227 int max_y; 228 } synapticsinfo_t; 229 230 typedef struct synapticspacket { 231 int x; 232 int y; 233 } synapticspacket_t; 234 235 #define SYNAPTICS_PACKETQUEUE 10 236 #define SYNAPTICS_QUEUE_CURSOR(x) \ 237 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 238 239 #define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 240 ((synhw).infoMajor > (major) || \ 241 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 242 243 typedef struct smoother { 244 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 245 int queue_len; 246 int queue_cursor; 247 int start_x; 248 int start_y; 249 int avg_dx; 250 int avg_dy; 251 int squelch_x; 252 int squelch_y; 253 int is_fuzzy; 254 int active; 255 } smoother_t; 256 257 typedef struct gesture { 258 int window_min; 259 int fingers_nb; 260 int tap_button; 261 int in_taphold; 262 int in_vscroll; 263 int zmax; /* maximum pressure value */ 264 struct timeval taptimeout; /* tap timeout for touchpads */ 265 } gesture_t; 266 267 enum { 268 TRACKPOINT_SYSCTL_SENSITIVITY, 269 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 270 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 271 TRACKPOINT_SYSCTL_BACKUP_RANGE, 272 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 273 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 274 TRACKPOINT_SYSCTL_UP_THRESHOLD, 275 TRACKPOINT_SYSCTL_THRESHOLD, 276 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 277 TRACKPOINT_SYSCTL_Z_TIME, 278 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 279 TRACKPOINT_SYSCTL_SKIP_BACKUPS 280 }; 281 282 typedef struct trackpointinfo { 283 struct sysctl_ctx_list sysctl_ctx; 284 struct sysctl_oid *sysctl_tree; 285 int sensitivity; 286 int inertia; 287 int uplateau; 288 int reach; 289 int draghys; 290 int mindrag; 291 int upthresh; 292 int threshold; 293 int jenks; 294 int ztime; 295 int pts; 296 int skipback; 297 } trackpointinfo_t; 298 299 typedef struct finger { 300 int x; 301 int y; 302 int p; 303 int w; 304 int flags; 305 } finger_t; 306 #define PSM_FINGERS 2 /* # of processed fingers */ 307 #define PSM_FINGER_IS_PEN (1<<0) 308 #define PSM_FINGER_FUZZY (1<<1) 309 #define PSM_FINGER_DEFAULT_P tap_threshold 310 #define PSM_FINGER_DEFAULT_W 1 311 #define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 312 #define PSM_FINGER_RESET(f) do { \ 313 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 314 } while (0) 315 316 typedef struct elantechhw { 317 int hwversion; 318 int fwversion; 319 int sizex; 320 int sizey; 321 int dpmmx; 322 int dpmmy; 323 int ntracesx; 324 int ntracesy; 325 int dptracex; 326 int dptracey; 327 int issemimt; 328 int isclickpad; 329 int hascrc; 330 int hastrackpoint; 331 int haspressure; 332 } elantechhw_t; 333 334 /* minimum versions supported by this driver */ 335 #define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 336 337 #define ELANTECH_MAGIC(magic) \ 338 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 339 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 340 341 #define ELANTECH_FW_ID 0x00 342 #define ELANTECH_FW_VERSION 0x01 343 #define ELANTECH_CAPABILITIES 0x02 344 #define ELANTECH_SAMPLE 0x03 345 #define ELANTECH_RESOLUTION 0x04 346 #define ELANTECH_REG_READ 0x10 347 #define ELANTECH_REG_WRITE 0x11 348 #define ELANTECH_REG_RDWR 0x00 349 #define ELANTECH_CUSTOM_CMD 0xf8 350 351 #ifdef EVDEV_SUPPORT 352 #define ELANTECH_MAX_FINGERS 5 353 #else 354 #define ELANTECH_MAX_FINGERS PSM_FINGERS 355 #endif 356 357 #define ELANTECH_FINGER_MAX_P 255 358 #define ELANTECH_FINGER_MAX_W 15 359 #define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 360 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 361 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 362 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 363 .w = PSM_FINGER_DEFAULT_W, \ 364 .flags = 0 \ 365 } 366 367 enum { 368 ELANTECH_PKT_NOP, 369 ELANTECH_PKT_TRACKPOINT, 370 ELANTECH_PKT_V2_COMMON, 371 ELANTECH_PKT_V2_2FINGER, 372 ELANTECH_PKT_V3, 373 ELANTECH_PKT_V4_STATUS, 374 ELANTECH_PKT_V4_HEAD, 375 ELANTECH_PKT_V4_MOTION 376 }; 377 378 #define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 379 #define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 380 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 381 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 382 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 383 (pb)->ipacket[5] == 0xff) 384 #define ELANTECH_PKT_IS_V2(pb) \ 385 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 386 #define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 387 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 388 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 389 #define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 390 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 391 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 392 #define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 393 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 394 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x1c) == 0x10) 395 396 typedef struct elantechaction { 397 finger_t fingers[ELANTECH_MAX_FINGERS]; 398 int mask; 399 int mask_v4wait; 400 } elantechaction_t; 401 402 /* driver control block */ 403 struct psm_softc { /* Driver status information */ 404 int unit; 405 struct selinfo rsel; /* Process selecting for Input */ 406 u_char state; /* Mouse driver state */ 407 int config; /* driver configuration flags */ 408 int flags; /* other flags */ 409 KBDC kbdc; /* handle to access kbd controller */ 410 struct resource *intr; /* IRQ resource */ 411 void *ih; /* interrupt handle */ 412 mousehw_t hw; /* hardware information */ 413 synapticshw_t synhw; /* Synaptics hardware information */ 414 synapticsinfo_t syninfo; /* Synaptics configuration */ 415 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 416 gesture_t gesture; /* Gesture context */ 417 elantechhw_t elanhw; /* Elantech hardware information */ 418 elantechaction_t elanaction; /* Elantech action context */ 419 int tphw; /* TrackPoint hardware information */ 420 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 421 mousemode_t mode; /* operation mode */ 422 mousemode_t dflt_mode; /* default operation mode */ 423 mousestatus_t status; /* accumulated mouse movement */ 424 ringbuf_t queue; /* mouse status queue */ 425 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 426 int pqueue_start; /* start of data in queue */ 427 int pqueue_end; /* end of data in queue */ 428 int button; /* the latest button state */ 429 int xold; /* previous absolute X position */ 430 int yold; /* previous absolute Y position */ 431 int xaverage; /* average X position */ 432 int yaverage; /* average Y position */ 433 int squelch; /* level to filter movement at low speed */ 434 int syncerrors; /* # of bytes discarded to synchronize */ 435 int pkterrors; /* # of packets failed during quaranteen. */ 436 int fpcount; /* forcePad valid packet counter */ 437 struct timeval inputtimeout; 438 struct timeval lastsoftintr; /* time of last soft interrupt */ 439 struct timeval lastinputerr; /* time last sync error happened */ 440 struct timeval idletimeout; 441 packetbuf_t idlepacket; /* packet to send after idle timeout */ 442 int watchdog; /* watchdog timer flag */ 443 struct callout callout; /* watchdog timer call out */ 444 struct callout softcallout; /* buffer timer call out */ 445 struct cdev *dev; 446 struct cdev *bdev; 447 int lasterr; 448 int cmdcount; 449 struct sigio *async; /* Processes waiting for SIGIO */ 450 int extended_buttons; 451 #ifdef EVDEV_SUPPORT 452 struct evdev_dev *evdev_a; /* Absolute reporting device */ 453 struct evdev_dev *evdev_r; /* Relative reporting device */ 454 #endif 455 }; 456 static devclass_t psm_devclass; 457 458 /* driver state flags (state) */ 459 #define PSM_VALID 0x80 460 #define PSM_OPEN 1 /* Device is open */ 461 #define PSM_ASLP 2 /* Waiting for mouse data */ 462 #define PSM_SOFTARMED 4 /* Software interrupt armed */ 463 #define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 464 #define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 465 #define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 466 467 /* driver configuration flags (config) */ 468 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 469 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 470 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 471 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 472 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 473 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 474 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 475 #define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 476 #define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 477 478 #define PSM_CONFIG_FLAGS \ 479 (PSM_CONFIG_RESOLUTION | \ 480 PSM_CONFIG_ACCEL | \ 481 PSM_CONFIG_NOCHECKSYNC | \ 482 PSM_CONFIG_NOIDPROBE | \ 483 PSM_CONFIG_NORESET | \ 484 PSM_CONFIG_FORCETAP | \ 485 PSM_CONFIG_IGNPORTERROR | \ 486 PSM_CONFIG_HOOKRESUME | \ 487 PSM_CONFIG_INITAFTERSUSPEND) 488 489 /* other flags (flags) */ 490 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 491 492 #define kbdcp(p) ((atkbdc_softc_t *)(p)) 493 #define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 494 & KBDC_QUIRK_KEEP_ACTIVATED) 495 496 /* Tunables */ 497 static int tap_enabled = -1; 498 static int verbose = PSM_DEBUG; 499 static int synaptics_support = 0; 500 static int trackpoint_support = 0; 501 static int elantech_support = 0; 502 503 /* for backward compatibility */ 504 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 505 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 506 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 507 508 typedef struct old_mousehw { 509 int buttons; 510 int iftype; 511 int type; 512 int hwid; 513 } old_mousehw_t; 514 515 typedef struct old_mousemode { 516 int protocol; 517 int rate; 518 int resolution; 519 int accelfactor; 520 } old_mousemode_t; 521 522 #define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 523 enum { 524 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 525 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 526 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 527 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 528 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 529 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 530 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 531 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 532 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 533 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 534 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 535 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 536 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 537 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 538 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 539 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 540 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 541 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 542 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 543 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 544 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 545 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 546 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 547 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 548 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 549 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 550 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 551 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 552 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 553 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 554 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 555 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 556 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 557 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 558 }; 559 560 /* packet formatting function */ 561 typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 562 mousestatus_t *); 563 564 /* function prototypes */ 565 static void psmidentify(driver_t *, device_t); 566 static int psmprobe(device_t); 567 static int psmattach(device_t); 568 static int psmdetach(device_t); 569 static int psmresume(device_t); 570 571 static d_open_t psm_cdev_open; 572 static d_close_t psm_cdev_close; 573 static d_read_t psmread; 574 static d_write_t psmwrite; 575 static d_ioctl_t psmioctl; 576 static d_poll_t psmpoll; 577 578 static int psmopen(struct psm_softc *); 579 static int psmclose(struct psm_softc *); 580 581 #ifdef EVDEV_SUPPORT 582 static evdev_open_t psm_ev_open_r; 583 static evdev_close_t psm_ev_close_r; 584 static evdev_open_t psm_ev_open_a; 585 static evdev_close_t psm_ev_close_a; 586 #endif 587 588 static int enable_aux_dev(KBDC); 589 static int disable_aux_dev(KBDC); 590 static int get_mouse_status(KBDC, int *, int, int); 591 static int get_aux_id(KBDC); 592 static int set_mouse_sampling_rate(KBDC, int); 593 static int set_mouse_scaling(KBDC, int); 594 static int set_mouse_resolution(KBDC, int); 595 static int set_mouse_mode(KBDC); 596 static int get_mouse_buttons(KBDC); 597 static int is_a_mouse(int); 598 static void recover_from_error(KBDC); 599 static int restore_controller(KBDC, int); 600 static int doinitialize(struct psm_softc *, mousemode_t *); 601 static int doopen(struct psm_softc *, int); 602 static int reinitialize(struct psm_softc *, int); 603 static char *model_name(int); 604 static void psmsoftintr(void *); 605 static void psmsoftintridle(void *); 606 static void psmintr(void *); 607 static void psmtimeout(void *); 608 static int timeelapsed(const struct timeval *, int, int, 609 const struct timeval *); 610 static void dropqueue(struct psm_softc *); 611 static void flushpackets(struct psm_softc *); 612 static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 613 mousestatus_t *, int *, int *, int *); 614 static int proc_synaptics(struct psm_softc *, packetbuf_t *, 615 mousestatus_t *, int *, int *, int *); 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_trackpoint; 646 static probefunc_t enable_versapad; 647 static probefunc_t enable_elantech; 648 649 static void set_trackpoint_parameters(struct psm_softc *sc); 650 static void synaptics_passthrough_on(struct psm_softc *sc); 651 static void synaptics_passthrough_off(struct psm_softc *sc); 652 static int synaptics_preferred_mode(struct psm_softc *sc); 653 static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 654 655 static struct { 656 int model; 657 u_char syncmask; 658 int packetsize; 659 probefunc_t *probefunc; 660 } vendortype[] = { 661 /* 662 * WARNING: the order of probe is very important. Don't mess it 663 * unless you know what you are doing. 664 */ 665 { MOUSE_MODEL_NET, /* Genius NetMouse */ 666 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 667 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 668 0xc8, 6, enable_groller }, 669 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 670 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 671 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 672 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 673 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 674 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 675 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 676 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 677 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 678 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 679 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 680 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 681 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 682 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 683 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 684 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 685 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 686 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 687 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 688 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 689 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 690 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 691 { MOUSE_MODEL_GENERIC, 692 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 693 }; 694 #define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 695 696 /* device driver declarateion */ 697 static device_method_t psm_methods[] = { 698 /* Device interface */ 699 DEVMETHOD(device_identify, psmidentify), 700 DEVMETHOD(device_probe, psmprobe), 701 DEVMETHOD(device_attach, psmattach), 702 DEVMETHOD(device_detach, psmdetach), 703 DEVMETHOD(device_resume, psmresume), 704 705 { 0, 0 } 706 }; 707 708 static driver_t psm_driver = { 709 PSM_DRIVER_NAME, 710 psm_methods, 711 sizeof(struct psm_softc), 712 }; 713 714 static struct cdevsw psm_cdevsw = { 715 .d_version = D_VERSION, 716 .d_flags = D_NEEDGIANT, 717 .d_open = psm_cdev_open, 718 .d_close = psm_cdev_close, 719 .d_read = psmread, 720 .d_write = psmwrite, 721 .d_ioctl = psmioctl, 722 .d_poll = psmpoll, 723 .d_name = PSM_DRIVER_NAME, 724 }; 725 726 #ifdef EVDEV_SUPPORT 727 static const struct evdev_methods psm_ev_methods_r = { 728 .ev_open = psm_ev_open_r, 729 .ev_close = psm_ev_close_r, 730 }; 731 static const struct evdev_methods psm_ev_methods_a = { 732 .ev_open = psm_ev_open_a, 733 .ev_close = psm_ev_close_a, 734 }; 735 #endif 736 737 /* device I/O routines */ 738 static int 739 enable_aux_dev(KBDC kbdc) 740 { 741 int res; 742 743 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 744 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 745 746 return (res == PSM_ACK); 747 } 748 749 static int 750 disable_aux_dev(KBDC kbdc) 751 { 752 int res; 753 754 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 755 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 756 757 return (res == PSM_ACK); 758 } 759 760 static int 761 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 762 { 763 int cmd; 764 int res; 765 int i; 766 767 switch (flag) { 768 case 0: 769 default: 770 cmd = PSMC_SEND_DEV_STATUS; 771 break; 772 case 1: 773 cmd = PSMC_SEND_DEV_DATA; 774 break; 775 } 776 empty_aux_buffer(kbdc, 5); 777 res = send_aux_command(kbdc, cmd); 778 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 779 (flag == 1) ? "DATA" : "STATUS", res)); 780 if (res != PSM_ACK) 781 return (0); 782 783 for (i = 0; i < len; ++i) { 784 status[i] = read_aux_data(kbdc); 785 if (status[i] < 0) 786 break; 787 } 788 if (len >= 3) { 789 for (; i < 3; ++i) 790 status[i] = 0; 791 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 792 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 793 } 794 795 return (i); 796 } 797 798 static int 799 get_aux_id(KBDC kbdc) 800 { 801 int res; 802 int id; 803 804 empty_aux_buffer(kbdc, 5); 805 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 806 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 807 if (res != PSM_ACK) 808 return (-1); 809 810 /* 10ms delay */ 811 DELAY(10000); 812 813 id = read_aux_data(kbdc); 814 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 815 816 return (id); 817 } 818 819 static int 820 set_mouse_sampling_rate(KBDC kbdc, int rate) 821 { 822 int res; 823 824 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 825 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 826 827 return ((res == PSM_ACK) ? rate : -1); 828 } 829 830 static int 831 set_mouse_scaling(KBDC kbdc, int scale) 832 { 833 int res; 834 835 switch (scale) { 836 case 1: 837 default: 838 scale = PSMC_SET_SCALING11; 839 break; 840 case 2: 841 scale = PSMC_SET_SCALING21; 842 break; 843 } 844 res = send_aux_command(kbdc, scale); 845 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 846 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 847 848 return (res == PSM_ACK); 849 } 850 851 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 852 static int 853 set_mouse_resolution(KBDC kbdc, int val) 854 { 855 int res; 856 857 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 858 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 859 860 return ((res == PSM_ACK) ? val : -1); 861 } 862 863 /* 864 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 865 * re-enabled by calling `enable_aux_dev()' 866 */ 867 static int 868 set_mouse_mode(KBDC kbdc) 869 { 870 int res; 871 872 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 873 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 874 875 return (res == PSM_ACK); 876 } 877 878 static int 879 get_mouse_buttons(KBDC kbdc) 880 { 881 int c = 2; /* assume two buttons by default */ 882 int status[3]; 883 884 /* 885 * NOTE: a special sequence to obtain Logitech Mouse specific 886 * information: set resolution to 25 ppi, set scaling to 1:1, set 887 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 888 * mouse status bytes is the number of available buttons. 889 * Some manufactures also support this sequence. 890 */ 891 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 892 return (c); 893 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 894 set_mouse_scaling(kbdc, 1) && 895 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 896 return (status[1]); 897 return (c); 898 } 899 900 /* misc subroutines */ 901 /* 902 * Someday, I will get the complete list of valid pointing devices and 903 * their IDs... XXX 904 */ 905 static int 906 is_a_mouse(int id) 907 { 908 #if 0 909 static int valid_ids[] = { 910 PSM_MOUSE_ID, /* mouse */ 911 PSM_BALLPOINT_ID, /* ballpoint device */ 912 PSM_INTELLI_ID, /* Intellimouse */ 913 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 914 -1 /* end of table */ 915 }; 916 int i; 917 918 for (i = 0; valid_ids[i] >= 0; ++i) 919 if (valid_ids[i] == id) 920 return (TRUE); 921 return (FALSE); 922 #else 923 return (TRUE); 924 #endif 925 } 926 927 static char * 928 model_name(int model) 929 { 930 static struct { 931 int model_code; 932 char *model_name; 933 } models[] = { 934 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 935 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 936 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 937 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 938 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 939 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 940 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 941 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 942 { MOUSE_MODEL_4D, "4D Mouse" }, 943 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 944 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 945 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 946 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 947 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 948 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 949 }; 950 int i; 951 952 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 953 if (models[i].model_code == model) 954 break; 955 return (models[i].model_name); 956 } 957 958 static void 959 recover_from_error(KBDC kbdc) 960 { 961 /* discard anything left in the output buffer */ 962 empty_both_buffers(kbdc, 10); 963 964 #if 0 965 /* 966 * NOTE: KBDC_RESET_KBD may not restore the communication between the 967 * keyboard and the controller. 968 */ 969 reset_kbd(kbdc); 970 #else 971 /* 972 * NOTE: somehow diagnostic and keyboard port test commands bring the 973 * keyboard back. 974 */ 975 if (!test_controller(kbdc)) 976 log(LOG_ERR, "psm: keyboard controller failed.\n"); 977 /* if there isn't a keyboard in the system, the following error is OK */ 978 if (test_kbd_port(kbdc) != 0) 979 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 980 #endif 981 } 982 983 static int 984 restore_controller(KBDC kbdc, int command_byte) 985 { 986 empty_both_buffers(kbdc, 10); 987 988 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 989 log(LOG_ERR, "psm: failed to restore the keyboard controller " 990 "command byte.\n"); 991 empty_both_buffers(kbdc, 10); 992 return (FALSE); 993 } else { 994 empty_both_buffers(kbdc, 10); 995 return (TRUE); 996 } 997 } 998 999 /* 1000 * Re-initialize the aux port and device. The aux port must be enabled 1001 * and its interrupt must be disabled before calling this routine. 1002 * The aux device will be disabled before returning. 1003 * The keyboard controller must be locked via `kbdc_lock()' before 1004 * calling this routine. 1005 */ 1006 static int 1007 doinitialize(struct psm_softc *sc, mousemode_t *mode) 1008 { 1009 KBDC kbdc = sc->kbdc; 1010 int stat[3]; 1011 int i; 1012 1013 switch((i = test_aux_port(kbdc))) { 1014 case 1: /* ignore these errors */ 1015 case 2: 1016 case 3: 1017 case PSM_ACK: 1018 if (verbose) 1019 log(LOG_DEBUG, 1020 "psm%d: strange result for test aux port (%d).\n", 1021 sc->unit, i); 1022 /* FALLTHROUGH */ 1023 case 0: /* no error */ 1024 break; 1025 case -1: /* time out */ 1026 default: /* error */ 1027 recover_from_error(kbdc); 1028 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1029 break; 1030 log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 1031 sc->unit, i); 1032 return (FALSE); 1033 } 1034 1035 if (sc->config & PSM_CONFIG_NORESET) { 1036 /* 1037 * Don't try to reset the pointing device. It may possibly 1038 * be left in the unknown state, though... 1039 */ 1040 } else { 1041 /* 1042 * NOTE: some controllers appears to hang the `keyboard' when 1043 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1044 */ 1045 if (!reset_aux_dev(kbdc)) { 1046 recover_from_error(kbdc); 1047 log(LOG_ERR, "psm%d: failed to reset the aux device.\n", 1048 sc->unit); 1049 return (FALSE); 1050 } 1051 } 1052 1053 /* 1054 * both the aux port and the aux device is functioning, see 1055 * if the device can be enabled. 1056 */ 1057 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1058 log(LOG_ERR, "psm%d: failed to enable the aux device.\n", 1059 sc->unit); 1060 return (FALSE); 1061 } 1062 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1063 1064 /* Re-enable the mouse. */ 1065 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1066 if (vendortype[i].model == sc->hw.model) 1067 (*vendortype[i].probefunc)(sc, REINIT); 1068 1069 /* set mouse parameters */ 1070 if (mode != (mousemode_t *)NULL) { 1071 if (mode->rate > 0) 1072 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1073 if (mode->resolution >= 0) 1074 mode->resolution = 1075 set_mouse_resolution(kbdc, mode->resolution); 1076 set_mouse_scaling(kbdc, 1); 1077 set_mouse_mode(kbdc); 1078 } 1079 1080 /* Record sync on the next data packet we see. */ 1081 sc->flags |= PSM_NEED_SYNCBITS; 1082 1083 /* just check the status of the mouse */ 1084 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1085 log(LOG_DEBUG, "psm%d: failed to get status (doinitialize).\n", 1086 sc->unit); 1087 1088 return (TRUE); 1089 } 1090 1091 static int 1092 doopen(struct psm_softc *sc, int command_byte) 1093 { 1094 int stat[3]; 1095 1096 /* 1097 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1098 * no obvious reason. Thus we check the current mode and restore the 1099 * Absolute Mode if it was cleared. 1100 * 1101 * The previous hack at the end of psmprobe() wasn't efficient when 1102 * moused(8) was restarted. 1103 * 1104 * A Reset (FF) or Set Defaults (F6) command would clear the 1105 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1106 * doesn't show any evidence of such a command. 1107 */ 1108 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1109 mouse_ext_command(sc->kbdc, 1); 1110 get_mouse_status(sc->kbdc, stat, 0, 3); 1111 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1112 stat[1] == 0x46 || stat[1] == 0x47) && 1113 stat[2] == 0x40) { 1114 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1115 VLOG(5, (LOG_DEBUG, "psm%d: Synaptis Absolute Mode " 1116 "hopefully restored\n", 1117 sc->unit)); 1118 } 1119 } 1120 1121 /* 1122 * A user may want to disable tap and drag gestures on a Synaptics 1123 * TouchPad when it operates in Relative Mode. 1124 */ 1125 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1126 if (tap_enabled > 0) { 1127 VLOG(2, (LOG_DEBUG, 1128 "psm%d: enable tap and drag gestures\n", 1129 sc->unit)); 1130 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1131 } else if (tap_enabled == 0) { 1132 VLOG(2, (LOG_DEBUG, 1133 "psm%d: disable tap and drag gestures\n", 1134 sc->unit)); 1135 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1136 } 1137 } 1138 1139 /* enable the mouse device */ 1140 if (!enable_aux_dev(sc->kbdc)) { 1141 /* MOUSE ERROR: failed to enable the mouse because: 1142 * 1) the mouse is faulty, 1143 * 2) the mouse has been removed(!?) 1144 * In the latter case, the keyboard may have hung, and need 1145 * recovery procedure... 1146 */ 1147 recover_from_error(sc->kbdc); 1148 #if 0 1149 /* FIXME: we could reset the mouse here and try to enable 1150 * it again. But it will take long time and it's not a good 1151 * idea to disable the keyboard that long... 1152 */ 1153 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1154 recover_from_error(sc->kbdc); 1155 #else 1156 { 1157 #endif 1158 restore_controller(sc->kbdc, command_byte); 1159 /* mark this device is no longer available */ 1160 sc->state &= ~PSM_VALID; 1161 log(LOG_ERR, 1162 "psm%d: failed to enable the device (doopen).\n", 1163 sc->unit); 1164 return (EIO); 1165 } 1166 } 1167 1168 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1169 log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", 1170 sc->unit); 1171 1172 /* enable the aux port and interrupt */ 1173 if (!set_controller_command_byte(sc->kbdc, 1174 kbdc_get_device_mask(sc->kbdc), 1175 (command_byte & KBD_KBD_CONTROL_BITS) | 1176 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1177 /* CONTROLLER ERROR */ 1178 disable_aux_dev(sc->kbdc); 1179 restore_controller(sc->kbdc, command_byte); 1180 log(LOG_ERR, 1181 "psm%d: failed to enable the aux interrupt (doopen).\n", 1182 sc->unit); 1183 return (EIO); 1184 } 1185 1186 /* start the watchdog timer */ 1187 sc->watchdog = FALSE; 1188 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1189 1190 return (0); 1191 } 1192 1193 static int 1194 reinitialize(struct psm_softc *sc, int doinit) 1195 { 1196 int err; 1197 int c; 1198 int s; 1199 1200 /* don't let anybody mess with the aux device */ 1201 if (!kbdc_lock(sc->kbdc, TRUE)) 1202 return (EIO); 1203 s = spltty(); 1204 1205 /* block our watchdog timer */ 1206 sc->watchdog = FALSE; 1207 callout_stop(&sc->callout); 1208 1209 /* save the current controller command byte */ 1210 empty_both_buffers(sc->kbdc, 10); 1211 c = get_controller_command_byte(sc->kbdc); 1212 VLOG(2, (LOG_DEBUG, 1213 "psm%d: current command byte: %04x (reinitialize).\n", 1214 sc->unit, c)); 1215 1216 /* enable the aux port but disable the aux interrupt and the keyboard */ 1217 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1218 kbdc_get_device_mask(sc->kbdc), 1219 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1220 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1221 /* CONTROLLER ERROR */ 1222 splx(s); 1223 kbdc_lock(sc->kbdc, FALSE); 1224 log(LOG_ERR, 1225 "psm%d: unable to set the command byte (reinitialize).\n", 1226 sc->unit); 1227 return (EIO); 1228 } 1229 1230 /* flush any data */ 1231 if (sc->state & PSM_VALID) { 1232 /* this may fail; but never mind... */ 1233 disable_aux_dev(sc->kbdc); 1234 empty_aux_buffer(sc->kbdc, 10); 1235 } 1236 flushpackets(sc); 1237 sc->syncerrors = 0; 1238 sc->pkterrors = 0; 1239 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1240 1241 /* try to detect the aux device; are you still there? */ 1242 err = 0; 1243 if (doinit) { 1244 if (doinitialize(sc, &sc->mode)) { 1245 /* yes */ 1246 sc->state |= PSM_VALID; 1247 } else { 1248 /* the device has gone! */ 1249 restore_controller(sc->kbdc, c); 1250 sc->state &= ~PSM_VALID; 1251 log(LOG_ERR, 1252 "psm%d: the aux device has gone! (reinitialize).\n", 1253 sc->unit); 1254 err = ENXIO; 1255 } 1256 } 1257 splx(s); 1258 1259 /* restore the driver state */ 1260 if ((sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A)) && 1261 (err == 0)) { 1262 /* enable the aux device and the port again */ 1263 err = doopen(sc, c); 1264 if (err != 0) 1265 log(LOG_ERR, "psm%d: failed to enable the device " 1266 "(reinitialize).\n", sc->unit); 1267 } else { 1268 /* restore the keyboard port and disable the aux port */ 1269 if (!set_controller_command_byte(sc->kbdc, 1270 kbdc_get_device_mask(sc->kbdc), 1271 (c & KBD_KBD_CONTROL_BITS) | 1272 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1273 /* CONTROLLER ERROR */ 1274 log(LOG_ERR, "psm%d: failed to disable the aux port " 1275 "(reinitialize).\n", sc->unit); 1276 err = EIO; 1277 } 1278 } 1279 1280 kbdc_lock(sc->kbdc, FALSE); 1281 return (err); 1282 } 1283 1284 /* psm driver entry points */ 1285 1286 static void 1287 psmidentify(driver_t *driver, device_t parent) 1288 { 1289 device_t psmc; 1290 device_t psm; 1291 u_long irq; 1292 int unit; 1293 1294 unit = device_get_unit(parent); 1295 1296 /* always add at least one child */ 1297 psm = BUS_ADD_CHILD(parent, KBDC_RID_AUX, driver->name, unit); 1298 if (psm == NULL) 1299 return; 1300 1301 irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX); 1302 if (irq > 0) 1303 return; 1304 1305 /* 1306 * If the PS/2 mouse device has already been reported by ACPI or 1307 * PnP BIOS, obtain the IRQ resource from it. 1308 * (See psmcpnp_attach() below.) 1309 */ 1310 psmc = device_find_child(device_get_parent(parent), 1311 PSMCPNP_DRIVER_NAME, unit); 1312 if (psmc == NULL) 1313 return; 1314 irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0); 1315 if (irq <= 0) 1316 return; 1317 bus_delete_resource(psmc, SYS_RES_IRQ, 0); 1318 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 1319 } 1320 1321 #define endprobe(v) do { \ 1322 if (bootverbose) \ 1323 --verbose; \ 1324 kbdc_set_device_mask(sc->kbdc, mask); \ 1325 kbdc_lock(sc->kbdc, FALSE); \ 1326 return (v); \ 1327 } while (0) 1328 1329 static int 1330 psmprobe(device_t dev) 1331 { 1332 int unit = device_get_unit(dev); 1333 struct psm_softc *sc = device_get_softc(dev); 1334 int stat[3]; 1335 int command_byte; 1336 int mask; 1337 int rid; 1338 int i; 1339 1340 #if 0 1341 kbdc_debug(TRUE); 1342 #endif 1343 1344 /* see if IRQ is available */ 1345 rid = KBDC_RID_AUX; 1346 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1347 if (sc->intr == NULL) { 1348 if (bootverbose) 1349 device_printf(dev, "unable to allocate IRQ\n"); 1350 return (ENXIO); 1351 } 1352 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1353 1354 sc->unit = unit; 1355 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1356 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1357 /* XXX: for backward compatibility */ 1358 #if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1359 sc->config |= 1360 #ifdef PSM_RESETAFTERSUSPEND 1361 PSM_CONFIG_INITAFTERSUSPEND; 1362 #else 1363 PSM_CONFIG_HOOKRESUME; 1364 #endif 1365 #endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1366 sc->flags = 0; 1367 if (bootverbose) 1368 ++verbose; 1369 1370 device_set_desc(dev, "PS/2 Mouse"); 1371 1372 if (!kbdc_lock(sc->kbdc, TRUE)) { 1373 printf("psm%d: unable to lock the controller.\n", unit); 1374 if (bootverbose) 1375 --verbose; 1376 return (ENXIO); 1377 } 1378 1379 /* 1380 * NOTE: two bits in the command byte controls the operation of the 1381 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1382 * port interrupt (IRQ 12) enable bit (bit 2). 1383 */ 1384 1385 /* discard anything left after the keyboard initialization */ 1386 empty_both_buffers(sc->kbdc, 10); 1387 1388 /* save the current command byte; it will be used later */ 1389 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1390 command_byte = get_controller_command_byte(sc->kbdc); 1391 if (verbose) 1392 printf("psm%d: current command byte:%04x\n", unit, 1393 command_byte); 1394 if (command_byte == -1) { 1395 /* CONTROLLER ERROR */ 1396 printf("psm%d: unable to get the current command byte value.\n", 1397 unit); 1398 endprobe(ENXIO); 1399 } 1400 1401 /* 1402 * disable the keyboard port while probing the aux port, which must be 1403 * enabled during this routine 1404 */ 1405 if (!set_controller_command_byte(sc->kbdc, 1406 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1407 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1408 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1409 /* 1410 * this is CONTROLLER ERROR; I don't know how to recover 1411 * from this error... 1412 */ 1413 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1414 restore_controller(sc->kbdc, command_byte); 1415 printf("psm%d: unable to set the command byte.\n", unit); 1416 endprobe(ENXIO); 1417 } 1418 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 1419 1420 /* 1421 * NOTE: `test_aux_port()' is designed to return with zero if the aux 1422 * port exists and is functioning. However, some controllers appears 1423 * to respond with zero even when the aux port doesn't exist. (It may 1424 * be that this is only the case when the controller DOES have the aux 1425 * port but the port is not wired on the motherboard.) The keyboard 1426 * controllers without the port, such as the original AT, are 1427 * supposed to return with an error code or simply time out. In any 1428 * case, we have to continue probing the port even when the controller 1429 * passes this test. 1430 * 1431 * XXX: some controllers erroneously return the error code 1, 2 or 3 1432 * when it has a perfectly functional aux port. We have to ignore 1433 * this error code. Even if the controller HAS error with the aux 1434 * port, it will be detected later... 1435 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 1436 */ 1437 switch ((i = test_aux_port(sc->kbdc))) { 1438 case 1: /* ignore these errors */ 1439 case 2: 1440 case 3: 1441 case PSM_ACK: 1442 if (verbose) 1443 printf("psm%d: strange result for test aux port " 1444 "(%d).\n", unit, i); 1445 /* FALLTHROUGH */ 1446 case 0: /* no error */ 1447 break; 1448 case -1: /* time out */ 1449 default: /* error */ 1450 recover_from_error(sc->kbdc); 1451 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1452 break; 1453 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1454 restore_controller(sc->kbdc, command_byte); 1455 if (verbose) 1456 printf("psm%d: the aux port is not functioning (%d).\n", 1457 unit, i); 1458 endprobe(ENXIO); 1459 } 1460 1461 if (sc->config & PSM_CONFIG_NORESET) { 1462 /* 1463 * Don't try to reset the pointing device. It may possibly be 1464 * left in an unknown state, though... 1465 */ 1466 } else { 1467 /* 1468 * NOTE: some controllers appears to hang the `keyboard' when 1469 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1470 * 1471 * Attempt to reset the controller twice -- this helps 1472 * pierce through some KVM switches. The second reset 1473 * is non-fatal. 1474 */ 1475 if (!reset_aux_dev(sc->kbdc)) { 1476 recover_from_error(sc->kbdc); 1477 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1478 restore_controller(sc->kbdc, command_byte); 1479 if (verbose) 1480 printf("psm%d: failed to reset the aux " 1481 "device.\n", unit); 1482 endprobe(ENXIO); 1483 } else if (!reset_aux_dev(sc->kbdc)) { 1484 recover_from_error(sc->kbdc); 1485 if (verbose >= 2) 1486 printf("psm%d: failed to reset the aux device " 1487 "(2).\n", unit); 1488 } 1489 } 1490 1491 /* 1492 * both the aux port and the aux device are functioning, see if the 1493 * device can be enabled. NOTE: when enabled, the device will start 1494 * sending data; we shall immediately disable the device once we know 1495 * the device can be enabled. 1496 */ 1497 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 1498 /* MOUSE ERROR */ 1499 recover_from_error(sc->kbdc); 1500 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1501 restore_controller(sc->kbdc, command_byte); 1502 if (verbose) 1503 printf("psm%d: failed to enable the aux device.\n", 1504 unit); 1505 endprobe(ENXIO); 1506 } 1507 1508 /* save the default values after reset */ 1509 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 1510 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1511 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1512 } else { 1513 sc->dflt_mode.rate = sc->mode.rate = -1; 1514 sc->dflt_mode.resolution = sc->mode.resolution = -1; 1515 } 1516 1517 /* hardware information */ 1518 sc->hw.iftype = MOUSE_IF_PS2; 1519 1520 /* verify the device is a mouse */ 1521 sc->hw.hwid = get_aux_id(sc->kbdc); 1522 if (!is_a_mouse(sc->hw.hwid)) { 1523 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1524 restore_controller(sc->kbdc, command_byte); 1525 if (verbose) 1526 printf("psm%d: unknown device type (%d).\n", unit, 1527 sc->hw.hwid); 1528 endprobe(ENXIO); 1529 } 1530 switch (sc->hw.hwid) { 1531 case PSM_BALLPOINT_ID: 1532 sc->hw.type = MOUSE_TRACKBALL; 1533 break; 1534 case PSM_MOUSE_ID: 1535 case PSM_INTELLI_ID: 1536 case PSM_EXPLORER_ID: 1537 case PSM_4DMOUSE_ID: 1538 case PSM_4DPLUS_ID: 1539 sc->hw.type = MOUSE_MOUSE; 1540 break; 1541 default: 1542 sc->hw.type = MOUSE_UNKNOWN; 1543 break; 1544 } 1545 1546 if (sc->config & PSM_CONFIG_NOIDPROBE) { 1547 sc->hw.buttons = 2; 1548 i = GENERIC_MOUSE_ENTRY; 1549 } else { 1550 /* # of buttons */ 1551 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 1552 1553 /* other parameters */ 1554 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1555 if ((*vendortype[i].probefunc)(sc, PROBE)) { 1556 if (verbose >= 2) 1557 printf("psm%d: found %s\n", unit, 1558 model_name(vendortype[i].model)); 1559 break; 1560 } 1561 } 1562 1563 sc->hw.model = vendortype[i].model; 1564 1565 sc->dflt_mode.level = PSM_LEVEL_BASE; 1566 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 1567 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 1568 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 1569 sc->dflt_mode.syncmask[0] = 0; 1570 else 1571 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 1572 if (sc->config & PSM_CONFIG_FORCETAP) 1573 sc->dflt_mode.syncmask[0] &= ~MOUSE_PS2_TAP; 1574 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 1575 sc->mode = sc->dflt_mode; 1576 sc->mode.packetsize = vendortype[i].packetsize; 1577 1578 /* set mouse parameters */ 1579 #if 0 1580 /* 1581 * A version of Logitech FirstMouse+ won't report wheel movement, 1582 * if SET_DEFAULTS is sent... Don't use this command. 1583 * This fix was found by Takashi Nishida. 1584 */ 1585 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 1586 if (verbose >= 2) 1587 printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, i); 1588 #endif 1589 if (sc->config & PSM_CONFIG_RESOLUTION) 1590 sc->mode.resolution = 1591 set_mouse_resolution(sc->kbdc, 1592 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1593 else if (sc->mode.resolution >= 0) 1594 sc->mode.resolution = 1595 set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1596 if (sc->mode.rate > 0) 1597 sc->mode.rate = 1598 set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1599 set_mouse_scaling(sc->kbdc, 1); 1600 1601 /* Record sync on the next data packet we see. */ 1602 sc->flags |= PSM_NEED_SYNCBITS; 1603 1604 /* just check the status of the mouse */ 1605 /* 1606 * NOTE: XXX there are some arcane controller/mouse combinations out 1607 * there, which hung the controller unless there is data transmission 1608 * after ACK from the mouse. 1609 */ 1610 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1611 printf("psm%d: failed to get status.\n", unit); 1612 else { 1613 /* 1614 * When in its native mode, some mice operate with different 1615 * default parameters than in the PS/2 compatible mode. 1616 */ 1617 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1618 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1619 } 1620 1621 /* disable the aux port for now... */ 1622 if (!set_controller_command_byte(sc->kbdc, 1623 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1624 (command_byte & KBD_KBD_CONTROL_BITS) | 1625 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1626 /* 1627 * this is CONTROLLER ERROR; I don't know the proper way to 1628 * recover from this error... 1629 */ 1630 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1631 restore_controller(sc->kbdc, command_byte); 1632 printf("psm%d: unable to set the command byte.\n", unit); 1633 endprobe(ENXIO); 1634 } 1635 1636 /* done */ 1637 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1638 kbdc_lock(sc->kbdc, FALSE); 1639 return (0); 1640 } 1641 1642 #ifdef EVDEV_SUPPORT 1643 /* Values are taken from Linux drivers for userland software compatibility */ 1644 #define PS2_MOUSE_VENDOR 0x0002 1645 #define PS2_MOUSE_GENERIC_PRODUCT 0x0001 1646 #define PS2_MOUSE_SYNAPTICS_NAME "SynPS/2 Synaptics TouchPad" 1647 #define PS2_MOUSE_SYNAPTICS_PRODUCT 0x0007 1648 #define PS2_MOUSE_TRACKPOINT_NAME "TPPS/2 IBM TrackPoint" 1649 #define PS2_MOUSE_TRACKPOINT_PRODUCT 0x000A 1650 #define PS2_MOUSE_ELANTECH_NAME "ETPS/2 Elantech Touchpad" 1651 #define PS2_MOUSE_ELANTECH_ST_NAME "ETPS/2 Elantech TrackPoint" 1652 #define PS2_MOUSE_ELANTECH_PRODUCT 0x000E 1653 1654 #define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1655 1656 static void 1657 psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1658 { 1659 size_t i; 1660 1661 for (i = 0; info[i][0] != ABS_CNT; i++) 1662 evdev_support_abs(evdev, info[i][0], 0, info[i][1], info[i][2], 1663 0, 0, info[i][3]); 1664 } 1665 1666 static void 1667 psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1668 { 1669 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1670 1671 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1672 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1673 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1674 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1675 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1676 } 1677 1678 static void 1679 psm_push_st_finger(struct psm_softc *sc, const finger_t *f) 1680 { 1681 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1682 1683 evdev_push_abs(sc->evdev_a, ABS_X, f->x); 1684 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1685 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1686 if (sc->synhw.capPalmDetect) 1687 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1688 } 1689 1690 static void 1691 psm_release_mt_slot(struct evdev_dev *evdev, int32_t slot) 1692 { 1693 1694 evdev_push_abs(evdev, ABS_MT_SLOT, slot); 1695 evdev_push_abs(evdev, ABS_MT_TRACKING_ID, -1); 1696 } 1697 1698 static int 1699 psm_register(device_t dev, int model_code) 1700 { 1701 struct psm_softc *sc = device_get_softc(dev); 1702 struct evdev_dev *evdev_r; 1703 int error, i, nbuttons, nwheels, product; 1704 bool is_pointing_stick; 1705 const char *name; 1706 1707 name = model_name(model_code); 1708 nbuttons = sc->hw.buttons; 1709 product = PS2_MOUSE_GENERIC_PRODUCT; 1710 nwheels = 0; 1711 is_pointing_stick = false; 1712 1713 switch (model_code) { 1714 case MOUSE_MODEL_TRACKPOINT: 1715 name = PS2_MOUSE_TRACKPOINT_NAME; 1716 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1717 nbuttons = 3; 1718 is_pointing_stick = true; 1719 break; 1720 1721 case MOUSE_MODEL_ELANTECH: 1722 name = PS2_MOUSE_ELANTECH_ST_NAME; 1723 product = PS2_MOUSE_ELANTECH_PRODUCT; 1724 nbuttons = 3; 1725 is_pointing_stick = true; 1726 break; 1727 1728 case MOUSE_MODEL_MOUSEMANPLUS: 1729 case MOUSE_MODEL_4D: 1730 nwheels = 2; 1731 break; 1732 1733 case MOUSE_MODEL_EXPLORER: 1734 case MOUSE_MODEL_INTELLI: 1735 case MOUSE_MODEL_NET: 1736 case MOUSE_MODEL_NETSCROLL: 1737 case MOUSE_MODEL_4DPLUS: 1738 nwheels = 1; 1739 break; 1740 } 1741 1742 evdev_r = evdev_alloc(); 1743 evdev_set_name(evdev_r, name); 1744 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1745 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1746 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1747 1748 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1749 if (is_pointing_stick) 1750 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1751 evdev_support_event(evdev_r, EV_SYN); 1752 evdev_support_event(evdev_r, EV_KEY); 1753 evdev_support_event(evdev_r, EV_REL); 1754 evdev_support_rel(evdev_r, REL_X); 1755 evdev_support_rel(evdev_r, REL_Y); 1756 switch (nwheels) { 1757 case 2: 1758 evdev_support_rel(evdev_r, REL_HWHEEL); 1759 /* FALLTHROUGH */ 1760 case 1: 1761 evdev_support_rel(evdev_r, REL_WHEEL); 1762 } 1763 for (i = 0; i < nbuttons; i++) 1764 evdev_support_key(evdev_r, BTN_MOUSE + i); 1765 1766 error = evdev_register_mtx(evdev_r, &Giant); 1767 if (error) 1768 evdev_free(evdev_r); 1769 else 1770 sc->evdev_r = evdev_r; 1771 return (error); 1772 } 1773 1774 static int 1775 psm_register_synaptics(device_t dev) 1776 { 1777 struct psm_softc *sc = device_get_softc(dev); 1778 const uint16_t synaptics_absinfo_st[][4] = { 1779 { ABS_X, sc->synhw.minimumXCoord, 1780 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1781 { ABS_Y, sc->synhw.minimumYCoord, 1782 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1783 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1784 ABSINFO_END, 1785 }; 1786 const uint16_t synaptics_absinfo_mt[][4] = { 1787 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1788 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1789 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1790 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1791 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1792 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1793 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1794 ABSINFO_END, 1795 }; 1796 struct evdev_dev *evdev_a; 1797 int error, i, guest_model; 1798 1799 evdev_a = evdev_alloc(); 1800 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1801 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1802 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1803 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1804 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1805 1806 evdev_support_event(evdev_a, EV_SYN); 1807 evdev_support_event(evdev_a, EV_KEY); 1808 evdev_support_event(evdev_a, EV_ABS); 1809 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1810 if (sc->synhw.capAdvancedGestures) 1811 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1812 if (sc->synhw.capClickPad) 1813 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1814 evdev_support_key(evdev_a, BTN_TOUCH); 1815 evdev_support_nfingers(evdev_a, 3); 1816 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1817 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1818 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1819 if (sc->synhw.capPalmDetect) 1820 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 0, 15, 0, 0, 0); 1821 evdev_support_key(evdev_a, BTN_LEFT); 1822 if (!sc->synhw.capClickPad) { 1823 evdev_support_key(evdev_a, BTN_RIGHT); 1824 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1825 evdev_support_key(evdev_a, BTN_MIDDLE); 1826 } 1827 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1828 evdev_support_key(evdev_a, BTN_BACK); 1829 evdev_support_key(evdev_a, BTN_FORWARD); 1830 } 1831 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1832 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1833 evdev_support_key(evdev_a, BTN_0 + i); 1834 1835 error = evdev_register_mtx(evdev_a, &Giant); 1836 if (!error && sc->synhw.capPassthrough) { 1837 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1838 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1839 error = psm_register(dev, guest_model); 1840 } 1841 if (error) 1842 evdev_free(evdev_a); 1843 else 1844 sc->evdev_a = evdev_a; 1845 return (error); 1846 } 1847 1848 static int 1849 psm_register_elantech(device_t dev) 1850 { 1851 struct psm_softc *sc = device_get_softc(dev); 1852 const uint16_t elantech_absinfo[][4] = { 1853 { ABS_X, 0, sc->elanhw.sizex, 1854 sc->elanhw.dpmmx }, 1855 { ABS_Y, 0, sc->elanhw.sizey, 1856 sc->elanhw.dpmmy }, 1857 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1858 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1859 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1860 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1861 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1862 sc->elanhw.dpmmx }, 1863 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1864 sc->elanhw.dpmmy }, 1865 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1866 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1867 sc->elanhw.dptracex, 0 }, 1868 ABSINFO_END, 1869 }; 1870 struct evdev_dev *evdev_a; 1871 int error; 1872 1873 evdev_a = evdev_alloc(); 1874 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1875 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1876 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1877 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1878 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1879 1880 evdev_support_event(evdev_a, EV_SYN); 1881 evdev_support_event(evdev_a, EV_KEY); 1882 evdev_support_event(evdev_a, EV_ABS); 1883 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1884 if (sc->elanhw.issemimt) 1885 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1886 if (sc->elanhw.isclickpad) 1887 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1888 evdev_support_key(evdev_a, BTN_TOUCH); 1889 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1890 evdev_support_key(evdev_a, BTN_LEFT); 1891 if (!sc->elanhw.isclickpad) 1892 evdev_support_key(evdev_a, BTN_RIGHT); 1893 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1894 1895 error = evdev_register_mtx(evdev_a, &Giant); 1896 if (!error && sc->elanhw.hastrackpoint) 1897 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1898 if (error) 1899 evdev_free(evdev_a); 1900 else 1901 sc->evdev_a = evdev_a; 1902 return (error); 1903 } 1904 #endif 1905 1906 static int 1907 psmattach(device_t dev) 1908 { 1909 int unit = device_get_unit(dev); 1910 struct psm_softc *sc = device_get_softc(dev); 1911 int error; 1912 int rid; 1913 1914 /* Setup initial state */ 1915 sc->state = PSM_VALID; 1916 callout_init(&sc->callout, 0); 1917 callout_init(&sc->softcallout, 0); 1918 1919 /* Setup our interrupt handler */ 1920 rid = KBDC_RID_AUX; 1921 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1922 if (sc->intr == NULL) 1923 return (ENXIO); 1924 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1925 &sc->ih); 1926 if (error) { 1927 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1928 return (error); 1929 } 1930 1931 /* Done */ 1932 sc->dev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "psm%d", unit); 1933 sc->dev->si_drv1 = sc; 1934 sc->bdev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "bpsm%d", unit); 1935 sc->bdev->si_drv1 = sc; 1936 1937 #ifdef EVDEV_SUPPORT 1938 switch (sc->hw.model) { 1939 case MOUSE_MODEL_SYNAPTICS: 1940 error = psm_register_synaptics(dev); 1941 break; 1942 1943 case MOUSE_MODEL_ELANTECH: 1944 error = psm_register_elantech(dev); 1945 break; 1946 1947 default: 1948 error = psm_register(dev, sc->hw.model); 1949 } 1950 1951 if (error) 1952 return (error); 1953 #endif 1954 1955 /* Some touchpad devices need full reinitialization after suspend. */ 1956 switch (sc->hw.model) { 1957 case MOUSE_MODEL_SYNAPTICS: 1958 case MOUSE_MODEL_GLIDEPOINT: 1959 case MOUSE_MODEL_VERSAPAD: 1960 case MOUSE_MODEL_ELANTECH: 1961 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 1962 break; 1963 default: 1964 if (sc->synhw.infoMajor >= 4 || sc->tphw > 0) 1965 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 1966 break; 1967 } 1968 1969 /* Elantech trackpad`s sync bit differs from touchpad`s one */ 1970 if (sc->hw.model == MOUSE_MODEL_ELANTECH && 1971 (sc->elanhw.hascrc || sc->elanhw.hastrackpoint)) { 1972 sc->config |= PSM_CONFIG_NOCHECKSYNC; 1973 sc->flags &= ~PSM_NEED_SYNCBITS; 1974 } 1975 1976 if (!verbose) 1977 printf("psm%d: model %s, device ID %d\n", 1978 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 1979 else { 1980 printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 1981 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 1982 sc->hw.hwid >> 8, sc->hw.buttons); 1983 printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 1984 unit, sc->config, sc->flags, sc->mode.packetsize); 1985 printf("psm%d: syncmask:%02x, syncbits:%02x%s\n", 1986 unit, sc->mode.syncmask[0], sc->mode.syncmask[1], 1987 sc->config & PSM_CONFIG_NOCHECKSYNC ? " (sync not checked)" : ""); 1988 } 1989 1990 if (bootverbose) 1991 --verbose; 1992 1993 return (0); 1994 } 1995 1996 static int 1997 psmdetach(device_t dev) 1998 { 1999 struct psm_softc *sc; 2000 int rid; 2001 2002 sc = device_get_softc(dev); 2003 if (sc->state & PSM_OPEN) 2004 return (EBUSY); 2005 2006 #ifdef EVDEV_SUPPORT 2007 evdev_free(sc->evdev_r); 2008 evdev_free(sc->evdev_a); 2009 #endif 2010 2011 rid = KBDC_RID_AUX; 2012 bus_teardown_intr(dev, sc->intr, sc->ih); 2013 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2014 2015 destroy_dev(sc->dev); 2016 destroy_dev(sc->bdev); 2017 2018 callout_drain(&sc->callout); 2019 callout_drain(&sc->softcallout); 2020 2021 return (0); 2022 } 2023 2024 #ifdef EVDEV_SUPPORT 2025 static int 2026 psm_ev_open_r(struct evdev_dev *evdev, void *ev_softc) 2027 { 2028 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2029 int err = 0; 2030 2031 /* Get device data */ 2032 if ((sc->state & PSM_VALID) == 0) { 2033 /* the device is no longer valid/functioning */ 2034 return (ENXIO); 2035 } 2036 2037 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2038 err = psmopen(sc); 2039 2040 if (err == 0) 2041 sc->state |= PSM_EV_OPEN_R; 2042 2043 return (err); 2044 } 2045 2046 static void 2047 psm_ev_close_r(struct evdev_dev *evdev, void *ev_softc) 2048 { 2049 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2050 2051 sc->state &= ~PSM_EV_OPEN_R; 2052 2053 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2054 return; 2055 2056 if (sc->state & PSM_VALID) 2057 psmclose(sc); 2058 } 2059 2060 static int 2061 psm_ev_open_a(struct evdev_dev *evdev, void *ev_softc) 2062 { 2063 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2064 int err = 0; 2065 2066 /* Get device data */ 2067 if ((sc->state & PSM_VALID) == 0) { 2068 /* the device is no longer valid/functioning */ 2069 return (ENXIO); 2070 } 2071 2072 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2073 err = psmopen(sc); 2074 2075 if (err == 0) 2076 sc->state |= PSM_EV_OPEN_A; 2077 2078 return (err); 2079 } 2080 2081 static void 2082 psm_ev_close_a(struct evdev_dev *evdev, void *ev_softc) 2083 { 2084 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2085 2086 sc->state &= ~PSM_EV_OPEN_A; 2087 2088 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2089 return; 2090 2091 if (sc->state & PSM_VALID) 2092 psmclose(sc); 2093 } 2094 #endif 2095 2096 static int 2097 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2098 { 2099 struct psm_softc *sc; 2100 int err = 0; 2101 2102 /* Get device data */ 2103 sc = dev->si_drv1; 2104 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2105 /* the device is no longer valid/functioning */ 2106 return (ENXIO); 2107 } 2108 2109 /* Disallow multiple opens */ 2110 if (sc->state & PSM_OPEN) 2111 return (EBUSY); 2112 2113 device_busy(devclass_get_device(psm_devclass, sc->unit)); 2114 2115 #ifdef EVDEV_SUPPORT 2116 /* Already opened by evdev */ 2117 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2118 #endif 2119 err = psmopen(sc); 2120 2121 if (err == 0) 2122 sc->state |= PSM_OPEN; 2123 else 2124 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2125 2126 return (err); 2127 } 2128 2129 static int 2130 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2131 { 2132 struct psm_softc *sc; 2133 int err = 0; 2134 2135 /* Get device data */ 2136 sc = dev->si_drv1; 2137 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2138 /* the device is no longer valid/functioning */ 2139 return (ENXIO); 2140 } 2141 2142 #ifdef EVDEV_SUPPORT 2143 /* Still opened by evdev */ 2144 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2145 #endif 2146 err = psmclose(sc); 2147 2148 if (err == 0) { 2149 sc->state &= ~PSM_OPEN; 2150 /* clean up and sigio requests */ 2151 if (sc->async != NULL) { 2152 funsetown(&sc->async); 2153 sc->async = NULL; 2154 } 2155 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2156 } 2157 2158 return (err); 2159 } 2160 2161 static int 2162 psmopen(struct psm_softc *sc) 2163 { 2164 int command_byte; 2165 int err; 2166 int s; 2167 2168 /* Initialize state */ 2169 sc->mode.level = sc->dflt_mode.level; 2170 sc->mode.protocol = sc->dflt_mode.protocol; 2171 sc->watchdog = FALSE; 2172 sc->async = NULL; 2173 2174 /* flush the event queue */ 2175 sc->queue.count = 0; 2176 sc->queue.head = 0; 2177 sc->queue.tail = 0; 2178 sc->status.flags = 0; 2179 sc->status.button = 0; 2180 sc->status.obutton = 0; 2181 sc->status.dx = 0; 2182 sc->status.dy = 0; 2183 sc->status.dz = 0; 2184 sc->button = 0; 2185 sc->pqueue_start = 0; 2186 sc->pqueue_end = 0; 2187 2188 /* empty input buffer */ 2189 flushpackets(sc); 2190 sc->syncerrors = 0; 2191 sc->pkterrors = 0; 2192 2193 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2194 if (!kbdc_lock(sc->kbdc, TRUE)) 2195 return (EIO); 2196 2197 /* save the current controller command byte */ 2198 s = spltty(); 2199 command_byte = get_controller_command_byte(sc->kbdc); 2200 2201 /* enable the aux port and temporalily disable the keyboard */ 2202 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2203 kbdc_get_device_mask(sc->kbdc), 2204 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2205 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2206 /* CONTROLLER ERROR; do you know how to get out of this? */ 2207 kbdc_lock(sc->kbdc, FALSE); 2208 splx(s); 2209 log(LOG_ERR, 2210 "psm%d: unable to set the command byte (psmopen).\n", 2211 sc->unit); 2212 return (EIO); 2213 } 2214 /* 2215 * Now that the keyboard controller is told not to generate 2216 * the keyboard and mouse interrupts, call `splx()' to allow 2217 * the other tty interrupts. The clock interrupt may also occur, 2218 * but timeout routines will be blocked by the poll flag set 2219 * via `kbdc_lock()' 2220 */ 2221 splx(s); 2222 2223 /* enable the mouse device */ 2224 err = doopen(sc, command_byte); 2225 2226 /* done */ 2227 kbdc_lock(sc->kbdc, FALSE); 2228 return (err); 2229 } 2230 2231 static int 2232 psmclose(struct psm_softc *sc) 2233 { 2234 int stat[3]; 2235 int command_byte; 2236 int s; 2237 2238 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2239 if (!kbdc_lock(sc->kbdc, TRUE)) 2240 return (EIO); 2241 2242 /* save the current controller command byte */ 2243 s = spltty(); 2244 command_byte = get_controller_command_byte(sc->kbdc); 2245 if (command_byte == -1) { 2246 kbdc_lock(sc->kbdc, FALSE); 2247 splx(s); 2248 return (EIO); 2249 } 2250 2251 /* disable the aux interrupt and temporalily disable the keyboard */ 2252 if (!set_controller_command_byte(sc->kbdc, 2253 kbdc_get_device_mask(sc->kbdc), 2254 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2255 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2256 log(LOG_ERR, 2257 "psm%d: failed to disable the aux int (psmclose).\n", 2258 sc->unit); 2259 /* CONTROLLER ERROR; 2260 * NOTE: we shall force our way through. Because the only 2261 * ill effect we shall see is that we may not be able 2262 * to read ACK from the mouse, and it doesn't matter much 2263 * so long as the mouse will accept the DISABLE command. 2264 */ 2265 } 2266 splx(s); 2267 2268 /* stop the watchdog timer */ 2269 callout_stop(&sc->callout); 2270 2271 /* remove anything left in the output buffer */ 2272 empty_aux_buffer(sc->kbdc, 10); 2273 2274 /* disable the aux device, port and interrupt */ 2275 if (sc->state & PSM_VALID) { 2276 if (!disable_aux_dev(sc->kbdc)) { 2277 /* MOUSE ERROR; 2278 * NOTE: we don't return (error) and continue, 2279 * pretending we have successfully disabled the device. 2280 * It's OK because the interrupt routine will discard 2281 * any data from the mouse hereafter. 2282 */ 2283 log(LOG_ERR, 2284 "psm%d: failed to disable the device (psmclose).\n", 2285 sc->unit); 2286 } 2287 2288 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2289 log(LOG_DEBUG, 2290 "psm%d: failed to get status (psmclose).\n", 2291 sc->unit); 2292 } 2293 2294 if (!set_controller_command_byte(sc->kbdc, 2295 kbdc_get_device_mask(sc->kbdc), 2296 (command_byte & KBD_KBD_CONTROL_BITS) | 2297 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2298 /* 2299 * CONTROLLER ERROR; 2300 * we shall ignore this error; see the above comment. 2301 */ 2302 log(LOG_ERR, 2303 "psm%d: failed to disable the aux port (psmclose).\n", 2304 sc->unit); 2305 } 2306 2307 /* remove anything left in the output buffer */ 2308 empty_aux_buffer(sc->kbdc, 10); 2309 2310 /* close is almost always successful */ 2311 kbdc_lock(sc->kbdc, FALSE); 2312 return (0); 2313 } 2314 2315 static int 2316 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2317 u_char *buf) 2318 { 2319 static u_char butmapps2[8] = { 2320 0, 2321 MOUSE_PS2_BUTTON1DOWN, 2322 MOUSE_PS2_BUTTON2DOWN, 2323 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2324 MOUSE_PS2_BUTTON3DOWN, 2325 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2326 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2327 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2328 MOUSE_PS2_BUTTON3DOWN, 2329 }; 2330 static u_char butmapmsc[8] = { 2331 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2332 MOUSE_MSC_BUTTON3UP, 2333 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2334 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2335 MOUSE_MSC_BUTTON3UP, 2336 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2337 MOUSE_MSC_BUTTON2UP, 2338 MOUSE_MSC_BUTTON1UP, 2339 0, 2340 }; 2341 int mapped; 2342 int i; 2343 2344 if (sc->mode.level == PSM_LEVEL_BASE) { 2345 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2346 if (status->button & MOUSE_BUTTON4DOWN) 2347 mapped |= MOUSE_BUTTON1DOWN; 2348 status->button = mapped; 2349 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2350 i = imax(imin(status->dx, 255), -256); 2351 if (i < 0) 2352 buf[0] |= MOUSE_PS2_XNEG; 2353 buf[1] = i; 2354 i = imax(imin(status->dy, 255), -256); 2355 if (i < 0) 2356 buf[0] |= MOUSE_PS2_YNEG; 2357 buf[2] = i; 2358 return (MOUSE_PS2_PACKETSIZE); 2359 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2360 buf[0] = MOUSE_MSC_SYNC | 2361 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2362 i = imax(imin(status->dx, 255), -256); 2363 buf[1] = i >> 1; 2364 buf[3] = i - buf[1]; 2365 i = imax(imin(status->dy, 255), -256); 2366 buf[2] = i >> 1; 2367 buf[4] = i - buf[2]; 2368 i = imax(imin(status->dz, 127), -128); 2369 buf[5] = (i >> 1) & 0x7f; 2370 buf[6] = (i - (i >> 1)) & 0x7f; 2371 buf[7] = (~status->button >> 3) & 0x7f; 2372 return (MOUSE_SYS_PACKETSIZE); 2373 } 2374 return (pb->inputbytes); 2375 } 2376 2377 static int 2378 psmread(struct cdev *dev, struct uio *uio, int flag) 2379 { 2380 struct psm_softc *sc = dev->si_drv1; 2381 u_char buf[PSM_SMALLBUFSIZE]; 2382 int error = 0; 2383 int s; 2384 int l; 2385 2386 if ((sc->state & PSM_VALID) == 0) 2387 return (EIO); 2388 2389 /* block until mouse activity occurred */ 2390 s = spltty(); 2391 while (sc->queue.count <= 0) { 2392 if (dev != sc->bdev) { 2393 splx(s); 2394 return (EWOULDBLOCK); 2395 } 2396 sc->state |= PSM_ASLP; 2397 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2398 sc->state &= ~PSM_ASLP; 2399 if (error) { 2400 splx(s); 2401 return (error); 2402 } else if ((sc->state & PSM_VALID) == 0) { 2403 /* the device disappeared! */ 2404 splx(s); 2405 return (EIO); 2406 } 2407 } 2408 splx(s); 2409 2410 /* copy data to the user land */ 2411 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2412 s = spltty(); 2413 l = imin(sc->queue.count, uio->uio_resid); 2414 if (l > sizeof(buf)) 2415 l = sizeof(buf); 2416 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2417 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2418 sizeof(sc->queue.buf) - sc->queue.head); 2419 bcopy(&sc->queue.buf[0], 2420 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2421 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2422 } else 2423 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2424 sc->queue.count -= l; 2425 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2426 splx(s); 2427 error = uiomove(buf, l, uio); 2428 if (error) 2429 break; 2430 } 2431 2432 return (error); 2433 } 2434 2435 static int 2436 block_mouse_data(struct psm_softc *sc, int *c) 2437 { 2438 int s; 2439 2440 if (!kbdc_lock(sc->kbdc, TRUE)) 2441 return (EIO); 2442 2443 s = spltty(); 2444 *c = get_controller_command_byte(sc->kbdc); 2445 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2446 kbdc_get_device_mask(sc->kbdc), 2447 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2448 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2449 /* this is CONTROLLER ERROR */ 2450 splx(s); 2451 kbdc_lock(sc->kbdc, FALSE); 2452 return (EIO); 2453 } 2454 2455 /* 2456 * The device may be in the middle of status data transmission. 2457 * The transmission will be interrupted, thus, incomplete status 2458 * data must be discarded. Although the aux interrupt is disabled 2459 * at the keyboard controller level, at most one aux interrupt 2460 * may have already been pending and a data byte is in the 2461 * output buffer; throw it away. Note that the second argument 2462 * to `empty_aux_buffer()' is zero, so that the call will just 2463 * flush the internal queue. 2464 * `psmintr()' will be invoked after `splx()' if an interrupt is 2465 * pending; it will see no data and returns immediately. 2466 */ 2467 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2468 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2469 flushpackets(sc); 2470 splx(s); 2471 2472 return (0); 2473 } 2474 2475 static void 2476 dropqueue(struct psm_softc *sc) 2477 { 2478 2479 sc->queue.count = 0; 2480 sc->queue.head = 0; 2481 sc->queue.tail = 0; 2482 if ((sc->state & PSM_SOFTARMED) != 0) { 2483 sc->state &= ~PSM_SOFTARMED; 2484 callout_stop(&sc->softcallout); 2485 } 2486 sc->pqueue_start = sc->pqueue_end; 2487 } 2488 2489 static void 2490 flushpackets(struct psm_softc *sc) 2491 { 2492 2493 dropqueue(sc); 2494 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2495 } 2496 2497 static int 2498 unblock_mouse_data(struct psm_softc *sc, int c) 2499 { 2500 int error = 0; 2501 2502 /* 2503 * We may have seen a part of status data during `set_mouse_XXX()'. 2504 * they have been queued; flush it. 2505 */ 2506 empty_aux_buffer(sc->kbdc, 0); 2507 2508 /* restore ports and interrupt */ 2509 if (!set_controller_command_byte(sc->kbdc, 2510 kbdc_get_device_mask(sc->kbdc), 2511 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2512 /* 2513 * CONTROLLER ERROR; this is serious, we may have 2514 * been left with the inaccessible keyboard and 2515 * the disabled mouse interrupt. 2516 */ 2517 error = EIO; 2518 } 2519 2520 kbdc_lock(sc->kbdc, FALSE); 2521 return (error); 2522 } 2523 2524 static int 2525 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2526 { 2527 struct psm_softc *sc = dev->si_drv1; 2528 u_char buf[PSM_SMALLBUFSIZE]; 2529 int error = 0, i, l; 2530 2531 if ((sc->state & PSM_VALID) == 0) 2532 return (EIO); 2533 2534 if (sc->mode.level < PSM_LEVEL_NATIVE) 2535 return (ENODEV); 2536 2537 /* copy data from the user land */ 2538 while (uio->uio_resid > 0) { 2539 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2540 error = uiomove(buf, l, uio); 2541 if (error) 2542 break; 2543 for (i = 0; i < l; i++) { 2544 VLOG(4, (LOG_DEBUG, "psm: cmd 0x%x\n", buf[i])); 2545 if (!write_aux_command(sc->kbdc, buf[i])) { 2546 VLOG(2, (LOG_DEBUG, 2547 "psm: cmd 0x%x failed.\n", buf[i])); 2548 return (reinitialize(sc, FALSE)); 2549 } 2550 } 2551 } 2552 2553 return (error); 2554 } 2555 2556 static int 2557 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2558 struct thread *td) 2559 { 2560 struct psm_softc *sc = dev->si_drv1; 2561 mousemode_t mode; 2562 mousestatus_t status; 2563 mousedata_t *data; 2564 int stat[3]; 2565 int command_byte; 2566 int error = 0; 2567 int s; 2568 2569 /* Perform IOCTL command */ 2570 switch (cmd) { 2571 2572 case OLD_MOUSE_GETHWINFO: 2573 s = spltty(); 2574 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2575 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2576 ((old_mousehw_t *)addr)->type = sc->hw.type; 2577 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2578 splx(s); 2579 break; 2580 2581 case MOUSE_GETHWINFO: 2582 s = spltty(); 2583 *(mousehw_t *)addr = sc->hw; 2584 if (sc->mode.level == PSM_LEVEL_BASE) 2585 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2586 splx(s); 2587 break; 2588 2589 case MOUSE_SYN_GETHWINFO: 2590 s = spltty(); 2591 if (sc->synhw.infoMajor >= 4) 2592 *(synapticshw_t *)addr = sc->synhw; 2593 else 2594 error = EINVAL; 2595 splx(s); 2596 break; 2597 2598 case OLD_MOUSE_GETMODE: 2599 s = spltty(); 2600 switch (sc->mode.level) { 2601 case PSM_LEVEL_BASE: 2602 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2603 break; 2604 case PSM_LEVEL_STANDARD: 2605 ((old_mousemode_t *)addr)->protocol = 2606 MOUSE_PROTO_SYSMOUSE; 2607 break; 2608 case PSM_LEVEL_NATIVE: 2609 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2610 break; 2611 } 2612 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2613 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2614 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2615 splx(s); 2616 break; 2617 2618 case MOUSE_GETMODE: 2619 s = spltty(); 2620 *(mousemode_t *)addr = sc->mode; 2621 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2622 ((mousemode_t *)addr)->syncmask[0] = 0; 2623 ((mousemode_t *)addr)->syncmask[1] = 0; 2624 } 2625 ((mousemode_t *)addr)->resolution = 2626 MOUSE_RES_LOW - sc->mode.resolution; 2627 switch (sc->mode.level) { 2628 case PSM_LEVEL_BASE: 2629 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2630 ((mousemode_t *)addr)->packetsize = 2631 MOUSE_PS2_PACKETSIZE; 2632 break; 2633 case PSM_LEVEL_STANDARD: 2634 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2635 ((mousemode_t *)addr)->packetsize = 2636 MOUSE_SYS_PACKETSIZE; 2637 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2638 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2639 break; 2640 case PSM_LEVEL_NATIVE: 2641 /* FIXME: this isn't quite correct... XXX */ 2642 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2643 break; 2644 } 2645 splx(s); 2646 break; 2647 2648 case OLD_MOUSE_SETMODE: 2649 case MOUSE_SETMODE: 2650 if (cmd == OLD_MOUSE_SETMODE) { 2651 mode.rate = ((old_mousemode_t *)addr)->rate; 2652 /* 2653 * resolution old I/F new I/F 2654 * default 0 0 2655 * low 1 -2 2656 * medium low 2 -3 2657 * medium high 3 -4 2658 * high 4 -5 2659 */ 2660 if (((old_mousemode_t *)addr)->resolution > 0) 2661 mode.resolution = 2662 -((old_mousemode_t *)addr)->resolution - 1; 2663 else 2664 mode.resolution = 0; 2665 mode.accelfactor = 2666 ((old_mousemode_t *)addr)->accelfactor; 2667 mode.level = -1; 2668 } else 2669 mode = *(mousemode_t *)addr; 2670 2671 /* adjust and validate parameters. */ 2672 if (mode.rate > UCHAR_MAX) 2673 return (EINVAL); 2674 if (mode.rate == 0) 2675 mode.rate = sc->dflt_mode.rate; 2676 else if (mode.rate == -1) 2677 /* don't change the current setting */ 2678 ; 2679 else if (mode.rate < 0) 2680 return (EINVAL); 2681 if (mode.resolution >= UCHAR_MAX) 2682 return (EINVAL); 2683 if (mode.resolution >= 200) 2684 mode.resolution = MOUSE_RES_HIGH; 2685 else if (mode.resolution >= 100) 2686 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2687 else if (mode.resolution >= 50) 2688 mode.resolution = MOUSE_RES_MEDIUMLOW; 2689 else if (mode.resolution > 0) 2690 mode.resolution = MOUSE_RES_LOW; 2691 if (mode.resolution == MOUSE_RES_DEFAULT) 2692 mode.resolution = sc->dflt_mode.resolution; 2693 else if (mode.resolution == -1) 2694 /* don't change the current setting */ 2695 ; 2696 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2697 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2698 if (mode.level == -1) 2699 /* don't change the current setting */ 2700 mode.level = sc->mode.level; 2701 else if ((mode.level < PSM_LEVEL_MIN) || 2702 (mode.level > PSM_LEVEL_MAX)) 2703 return (EINVAL); 2704 if (mode.accelfactor == -1) 2705 /* don't change the current setting */ 2706 mode.accelfactor = sc->mode.accelfactor; 2707 else if (mode.accelfactor < 0) 2708 return (EINVAL); 2709 2710 /* don't allow anybody to poll the keyboard controller */ 2711 error = block_mouse_data(sc, &command_byte); 2712 if (error) 2713 return (error); 2714 2715 /* set mouse parameters */ 2716 if (mode.rate > 0) 2717 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2718 mode.rate); 2719 if (mode.resolution >= 0) 2720 mode.resolution = 2721 set_mouse_resolution(sc->kbdc, mode.resolution); 2722 set_mouse_scaling(sc->kbdc, 1); 2723 get_mouse_status(sc->kbdc, stat, 0, 3); 2724 2725 s = spltty(); 2726 sc->mode.rate = mode.rate; 2727 sc->mode.resolution = mode.resolution; 2728 sc->mode.accelfactor = mode.accelfactor; 2729 sc->mode.level = mode.level; 2730 splx(s); 2731 2732 unblock_mouse_data(sc, command_byte); 2733 break; 2734 2735 case MOUSE_GETLEVEL: 2736 *(int *)addr = sc->mode.level; 2737 break; 2738 2739 case MOUSE_SETLEVEL: 2740 if ((*(int *)addr < PSM_LEVEL_MIN) || 2741 (*(int *)addr > PSM_LEVEL_MAX)) 2742 return (EINVAL); 2743 sc->mode.level = *(int *)addr; 2744 break; 2745 2746 case MOUSE_GETSTATUS: 2747 s = spltty(); 2748 status = sc->status; 2749 sc->status.flags = 0; 2750 sc->status.obutton = sc->status.button; 2751 sc->status.button = 0; 2752 sc->status.dx = 0; 2753 sc->status.dy = 0; 2754 sc->status.dz = 0; 2755 splx(s); 2756 *(mousestatus_t *)addr = status; 2757 break; 2758 2759 case MOUSE_READSTATE: 2760 case MOUSE_READDATA: 2761 data = (mousedata_t *)addr; 2762 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2763 return (EINVAL); 2764 2765 error = block_mouse_data(sc, &command_byte); 2766 if (error) 2767 return (error); 2768 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2769 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2770 error = EIO; 2771 unblock_mouse_data(sc, command_byte); 2772 break; 2773 2774 #if (defined(MOUSE_SETRESOLUTION)) 2775 case MOUSE_SETRESOLUTION: 2776 mode.resolution = *(int *)addr; 2777 if (mode.resolution >= UCHAR_MAX) 2778 return (EINVAL); 2779 else if (mode.resolution >= 200) 2780 mode.resolution = MOUSE_RES_HIGH; 2781 else if (mode.resolution >= 100) 2782 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2783 else if (mode.resolution >= 50) 2784 mode.resolution = MOUSE_RES_MEDIUMLOW; 2785 else if (mode.resolution > 0) 2786 mode.resolution = MOUSE_RES_LOW; 2787 if (mode.resolution == MOUSE_RES_DEFAULT) 2788 mode.resolution = sc->dflt_mode.resolution; 2789 else if (mode.resolution == -1) 2790 mode.resolution = sc->mode.resolution; 2791 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2792 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2793 2794 error = block_mouse_data(sc, &command_byte); 2795 if (error) 2796 return (error); 2797 sc->mode.resolution = 2798 set_mouse_resolution(sc->kbdc, mode.resolution); 2799 if (sc->mode.resolution != mode.resolution) 2800 error = EIO; 2801 unblock_mouse_data(sc, command_byte); 2802 break; 2803 #endif /* MOUSE_SETRESOLUTION */ 2804 2805 #if (defined(MOUSE_SETRATE)) 2806 case MOUSE_SETRATE: 2807 mode.rate = *(int *)addr; 2808 if (mode.rate > UCHAR_MAX) 2809 return (EINVAL); 2810 if (mode.rate == 0) 2811 mode.rate = sc->dflt_mode.rate; 2812 else if (mode.rate < 0) 2813 mode.rate = sc->mode.rate; 2814 2815 error = block_mouse_data(sc, &command_byte); 2816 if (error) 2817 return (error); 2818 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2819 if (sc->mode.rate != mode.rate) 2820 error = EIO; 2821 unblock_mouse_data(sc, command_byte); 2822 break; 2823 #endif /* MOUSE_SETRATE */ 2824 2825 #if (defined(MOUSE_SETSCALING)) 2826 case MOUSE_SETSCALING: 2827 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2828 return (EINVAL); 2829 2830 error = block_mouse_data(sc, &command_byte); 2831 if (error) 2832 return (error); 2833 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2834 error = EIO; 2835 unblock_mouse_data(sc, command_byte); 2836 break; 2837 #endif /* MOUSE_SETSCALING */ 2838 2839 #if (defined(MOUSE_GETHWID)) 2840 case MOUSE_GETHWID: 2841 error = block_mouse_data(sc, &command_byte); 2842 if (error) 2843 return (error); 2844 sc->hw.hwid &= ~0x00ff; 2845 sc->hw.hwid |= get_aux_id(sc->kbdc); 2846 *(int *)addr = sc->hw.hwid & 0x00ff; 2847 unblock_mouse_data(sc, command_byte); 2848 break; 2849 #endif /* MOUSE_GETHWID */ 2850 2851 case FIONBIO: 2852 case FIOASYNC: 2853 break; 2854 case FIOSETOWN: 2855 error = fsetown(*(int *)addr, &sc->async); 2856 break; 2857 case FIOGETOWN: 2858 *(int *) addr = fgetown(&sc->async); 2859 break; 2860 default: 2861 return (ENOTTY); 2862 } 2863 2864 return (error); 2865 } 2866 2867 static void 2868 psmtimeout(void *arg) 2869 { 2870 struct psm_softc *sc; 2871 int s; 2872 2873 sc = (struct psm_softc *)arg; 2874 s = spltty(); 2875 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2876 VLOG(6, (LOG_DEBUG, "psm%d: lost interrupt?\n", sc->unit)); 2877 psmintr(sc); 2878 kbdc_lock(sc->kbdc, FALSE); 2879 } 2880 sc->watchdog = TRUE; 2881 splx(s); 2882 callout_reset(&sc->callout, hz, psmtimeout, sc); 2883 } 2884 2885 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2886 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2887 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2888 2889 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2890 "Verbosity level"); 2891 2892 static int psmhz = 20; 2893 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2894 "Frequency of the softcallout (in hz)"); 2895 static int psmerrsecs = 2; 2896 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2897 "Number of seconds during which packets will dropped after a sync error"); 2898 static int psmerrusecs = 0; 2899 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2900 "Microseconds to add to psmerrsecs"); 2901 static int psmsecs = 0; 2902 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2903 "Max number of seconds between soft interrupts"); 2904 static int psmusecs = 500000; 2905 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2906 "Microseconds to add to psmsecs"); 2907 static int pkterrthresh = 2; 2908 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2909 "Number of error packets allowed before reinitializing the mouse"); 2910 2911 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2912 "Enable tap and drag gestures"); 2913 static int tap_threshold = PSM_TAP_THRESHOLD; 2914 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2915 "Button tap threshold"); 2916 static int tap_timeout = PSM_TAP_TIMEOUT; 2917 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2918 "Tap timeout for touchpads"); 2919 2920 /* Tunables */ 2921 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2922 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2923 2924 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2925 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2926 2927 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2928 &elantech_support, 0, "Enable support for Elantech touchpads"); 2929 2930 static void 2931 psmintr(void *arg) 2932 { 2933 struct psm_softc *sc = arg; 2934 struct timeval now; 2935 int c; 2936 packetbuf_t *pb; 2937 2938 2939 /* read until there is nothing to read */ 2940 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 2941 pb = &sc->pqueue[sc->pqueue_end]; 2942 2943 /* discard the byte if the device is not open */ 2944 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2945 continue; 2946 2947 getmicrouptime(&now); 2948 if ((pb->inputbytes > 0) && 2949 timevalcmp(&now, &sc->inputtimeout, >)) { 2950 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 2951 "resetting byte count\n")); 2952 pb->inputbytes = 0; 2953 sc->syncerrors = 0; 2954 sc->pkterrors = 0; 2955 } 2956 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 2957 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 2958 timevaladd(&sc->inputtimeout, &now); 2959 2960 pb->ipacket[pb->inputbytes++] = c; 2961 2962 if (sc->mode.level == PSM_LEVEL_NATIVE) { 2963 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 2964 sc->syncerrors = 0; 2965 sc->pkterrors = 0; 2966 goto next; 2967 } else { 2968 if (pb->inputbytes < sc->mode.packetsize) 2969 continue; 2970 2971 VLOG(4, (LOG_DEBUG, 2972 "psmintr: %02x %02x %02x %02x %02x %02x\n", 2973 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 2974 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 2975 } 2976 2977 c = pb->ipacket[0]; 2978 2979 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2980 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 2981 sc->flags &= ~PSM_NEED_SYNCBITS; 2982 VLOG(2, (LOG_DEBUG, 2983 "psmintr: Sync bytes now %04x,%04x\n", 2984 sc->mode.syncmask[0], sc->mode.syncmask[1])); 2985 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 2986 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 2987 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 2988 "(%04x != %04x) %d cmds since last error.\n", 2989 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 2990 sc->cmdcount - sc->lasterr)); 2991 sc->lasterr = sc->cmdcount; 2992 /* 2993 * The sync byte test is a weak measure of packet 2994 * validity. Conservatively discard any input yet 2995 * to be seen by userland when we detect a sync 2996 * error since there is a good chance some of 2997 * the queued packets have undetected errors. 2998 */ 2999 dropqueue(sc); 3000 if (sc->syncerrors == 0) 3001 sc->pkterrors++; 3002 ++sc->syncerrors; 3003 sc->lastinputerr = now; 3004 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3005 sc->pkterrors >= pkterrthresh) { 3006 /* 3007 * If we've failed to find a single sync byte 3008 * in 2 packets worth of data, or we've seen 3009 * persistent packet errors during the 3010 * validation period, reinitialize the mouse 3011 * in hopes of returning it to the expected 3012 * mode. 3013 */ 3014 VLOG(3, (LOG_DEBUG, 3015 "psmintr: reset the mouse.\n")); 3016 reinitialize(sc, TRUE); 3017 } else if (sc->syncerrors == sc->mode.packetsize) { 3018 /* 3019 * Try a soft reset after searching for a sync 3020 * byte through a packet length of bytes. 3021 */ 3022 VLOG(3, (LOG_DEBUG, 3023 "psmintr: re-enable the mouse.\n")); 3024 pb->inputbytes = 0; 3025 disable_aux_dev(sc->kbdc); 3026 enable_aux_dev(sc->kbdc); 3027 } else { 3028 VLOG(3, (LOG_DEBUG, 3029 "psmintr: discard a byte (%d)\n", 3030 sc->syncerrors)); 3031 pb->inputbytes--; 3032 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3033 pb->inputbytes); 3034 } 3035 continue; 3036 } 3037 3038 /* 3039 * We have what appears to be a valid packet. 3040 * Reset the error counters. 3041 */ 3042 sc->syncerrors = 0; 3043 3044 /* 3045 * Drop even good packets if they occur within a timeout 3046 * period of a sync error. This allows the detection of 3047 * a change in the mouse's packet mode without exposing 3048 * erratic mouse behavior to the user. Some KVMs forget 3049 * enhanced mouse modes during switch events. 3050 */ 3051 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3052 &now)) { 3053 pb->inputbytes = 0; 3054 continue; 3055 } 3056 3057 /* 3058 * Now that we're out of the validation period, reset 3059 * the packet error count. 3060 */ 3061 sc->pkterrors = 0; 3062 3063 sc->cmdcount++; 3064 next: 3065 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3066 sc->pqueue_end = 0; 3067 /* 3068 * If we've filled the queue then call the softintr ourselves, 3069 * otherwise schedule the interrupt for later. 3070 */ 3071 if (!timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3072 (sc->pqueue_end == sc->pqueue_start)) { 3073 if ((sc->state & PSM_SOFTARMED) != 0) { 3074 sc->state &= ~PSM_SOFTARMED; 3075 callout_stop(&sc->softcallout); 3076 } 3077 psmsoftintr(arg); 3078 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3079 sc->state |= PSM_SOFTARMED; 3080 callout_reset(&sc->softcallout, 3081 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3082 } 3083 } 3084 } 3085 3086 static void 3087 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3088 int *x, int *y, int *z) 3089 { 3090 3091 /* 3092 * PS2++ protocol packet 3093 * 3094 * b7 b6 b5 b4 b3 b2 b1 b0 3095 * byte 1: * 1 p3 p2 1 * * * 3096 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3097 * 3098 * p3-p0: packet type 3099 * c1, c2: c1 & c2 == 1, if p2 == 0 3100 * c1 & c2 == 0, if p2 == 1 3101 * 3102 * packet type: 0 (device type) 3103 * See comments in enable_mmanplus() below. 3104 * 3105 * packet type: 1 (wheel data) 3106 * 3107 * b7 b6 b5 b4 b3 b2 b1 b0 3108 * byte 3: h * B5 B4 s d2 d1 d0 3109 * 3110 * h: 1, if horizontal roller data 3111 * 0, if vertical roller data 3112 * B4, B5: button 4 and 5 3113 * s: sign bit 3114 * d2-d0: roller data 3115 * 3116 * packet type: 2 (reserved) 3117 */ 3118 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3119 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3120 /* 3121 * the extended data packet encodes button 3122 * and wheel events 3123 */ 3124 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3125 case 1: 3126 /* wheel data packet */ 3127 *x = *y = 0; 3128 if (pb->ipacket[2] & 0x80) { 3129 /* XXX horizontal roller count - ignore it */ 3130 ; 3131 } else { 3132 /* vertical roller count */ 3133 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3134 (pb->ipacket[2] & 0x0f) - 16 : 3135 (pb->ipacket[2] & 0x0f); 3136 } 3137 ms->button |= (pb->ipacket[2] & 3138 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3139 MOUSE_BUTTON4DOWN : 0; 3140 ms->button |= (pb->ipacket[2] & 3141 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3142 MOUSE_BUTTON5DOWN : 0; 3143 break; 3144 case 2: 3145 /* 3146 * this packet type is reserved by 3147 * Logitech... 3148 */ 3149 /* 3150 * IBM ScrollPoint Mouse uses this 3151 * packet type to encode both vertical 3152 * and horizontal scroll movement. 3153 */ 3154 *x = *y = 0; 3155 /* horizontal count */ 3156 if (pb->ipacket[2] & 0x0f) 3157 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3158 -2 : 2; 3159 /* vertical count */ 3160 if (pb->ipacket[2] & 0xf0) 3161 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3162 -1 : 1; 3163 break; 3164 case 0: 3165 /* device type packet - shouldn't happen */ 3166 /* FALLTHROUGH */ 3167 default: 3168 *x = *y = 0; 3169 ms->button = ms->obutton; 3170 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3171 "type %d: 0x%02x 0x%02x 0x%02x\n", 3172 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3173 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3174 break; 3175 } 3176 } else { 3177 /* preserve button states */ 3178 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3179 } 3180 } 3181 3182 static int 3183 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3184 int *x, int *y, int *z) 3185 { 3186 static int touchpad_buttons; 3187 static int guest_buttons; 3188 static finger_t f[PSM_FINGERS]; 3189 int w, id, nfingers, ewcode, extended_buttons, clickpad_pressed; 3190 3191 extended_buttons = 0; 3192 3193 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3194 * 3195 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3196 * ------------------------------------------------ 3197 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3198 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3199 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3200 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3201 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3202 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3203 * 3204 * Legend: 3205 * L: left physical mouse button 3206 * R: right physical mouse button 3207 * D: down button 3208 * U: up button 3209 * W: "wrist" value 3210 * X: x position 3211 * Y: y position 3212 * Z: pressure 3213 * 3214 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3215 * 3216 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3217 * ------------------------------------------------------ 3218 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3219 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3220 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3221 * 3222 * Legend: 3223 * M: Middle physical mouse button 3224 * E: Extended mouse buttons reported instead of low bits of X and Y 3225 * b1-b8: Extended mouse buttons 3226 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3227 * 4 and 5, for reading X and Y value they should be zeroed. 3228 * 3229 * Absolute reportable limits: 0 - 6143. 3230 * Typical bezel limits: 1472 - 5472. 3231 * Typical edge marings: 1632 - 5312. 3232 * 3233 * w = 3 Passthrough Packet 3234 * 3235 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3236 */ 3237 3238 if (!synaptics_support) 3239 return (0); 3240 3241 /* Sanity check for out of sync packets. */ 3242 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3243 (pb->ipacket[3] & 0xc8) != 0xc0) 3244 return (-1); 3245 3246 *x = *y = 0; 3247 ms->button = ms->obutton; 3248 3249 /* 3250 * Pressure value. 3251 * Interpretation: 3252 * z = 0 No finger contact 3253 * z = 10 Finger hovering near the pad 3254 * z = 30 Very light finger contact 3255 * z = 80 Normal finger contact 3256 * z = 110 Very heavy finger contact 3257 * z = 200 Finger lying flat on pad surface 3258 * z = 255 Maximum reportable Z 3259 */ 3260 *z = pb->ipacket[2]; 3261 3262 /* 3263 * Finger width value 3264 * Interpretation: 3265 * w = 0 Two finger on the pad (capMultiFinger needed) 3266 * w = 1 Three or more fingers (capMultiFinger needed) 3267 * w = 2 Pen (instead of finger) (capPen needed) 3268 * w = 3 Reserved (passthrough?) 3269 * w = 4-7 Finger of normal width (capPalmDetect needed) 3270 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3271 * w = 15 Maximum reportable width (capPalmDetect needed) 3272 */ 3273 /* XXX Is checking capExtended enough? */ 3274 if (sc->synhw.capExtended) 3275 w = ((pb->ipacket[0] & 0x30) >> 2) | 3276 ((pb->ipacket[0] & 0x04) >> 1) | 3277 ((pb->ipacket[3] & 0x04) >> 2); 3278 else { 3279 /* Assume a finger of regular width. */ 3280 w = 4; 3281 } 3282 3283 switch (w) { 3284 case 3: 3285 /* 3286 * Handle packets from the guest device. See: 3287 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3288 */ 3289 if (sc->synhw.capPassthrough) { 3290 *x = ((pb->ipacket[1] & 0x10) ? 3291 pb->ipacket[4] - 256 : pb->ipacket[4]); 3292 *y = ((pb->ipacket[1] & 0x20) ? 3293 pb->ipacket[5] - 256 : pb->ipacket[5]); 3294 *z = 0; 3295 3296 guest_buttons = 0; 3297 if (pb->ipacket[1] & 0x01) 3298 guest_buttons |= MOUSE_BUTTON1DOWN; 3299 if (pb->ipacket[1] & 0x04) 3300 guest_buttons |= MOUSE_BUTTON2DOWN; 3301 if (pb->ipacket[1] & 0x02) 3302 guest_buttons |= MOUSE_BUTTON3DOWN; 3303 #ifdef EVDEV_SUPPORT 3304 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3305 evdev_push_rel(sc->evdev_r, REL_X, *x); 3306 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3307 evdev_push_mouse_btn(sc->evdev_r, 3308 guest_buttons); 3309 evdev_sync(sc->evdev_r); 3310 } 3311 #endif 3312 ms->button = touchpad_buttons | guest_buttons | 3313 sc->extended_buttons; 3314 } 3315 goto SYNAPTICS_END; 3316 3317 case 2: 3318 /* Handle Extended W mode packets */ 3319 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3320 #if PSM_FINGERS > 1 3321 switch (ewcode) { 3322 case 1: 3323 /* Secondary finger */ 3324 if (sc->synhw.capAdvancedGestures) 3325 f[1] = (finger_t) { 3326 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3327 pb->ipacket[1]) << 1, 3328 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3329 pb->ipacket[2]) << 1, 3330 .p = ((pb->ipacket[3] & 0x30) | 3331 (pb->ipacket[5] & 0x0f)) << 1, 3332 .w = PSM_FINGER_DEFAULT_W, 3333 .flags = PSM_FINGER_FUZZY, 3334 }; 3335 else if (sc->synhw.capReportsV) 3336 f[1] = (finger_t) { 3337 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3338 (pb->ipacket[1] & 0xfe)) << 1, 3339 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3340 (pb->ipacket[2] & 0xfe)) << 1, 3341 .p = ((pb->ipacket[3] & 0x30) | 3342 (pb->ipacket[5] & 0x0e)) << 1, 3343 .w = (((pb->ipacket[5] & 0x01) << 2) | 3344 ((pb->ipacket[2] & 0x01) << 1) | 3345 (pb->ipacket[1] & 0x01)) + 8, 3346 .flags = PSM_FINGER_FUZZY, 3347 }; 3348 default: 3349 break; 3350 } 3351 #endif 3352 goto SYNAPTICS_END; 3353 3354 case 1: 3355 case 0: 3356 nfingers = w + 2; 3357 break; 3358 3359 default: 3360 nfingers = 1; 3361 } 3362 3363 if (sc->syninfo.touchpad_off) 3364 goto SYNAPTICS_END; 3365 3366 /* Button presses */ 3367 touchpad_buttons = 0; 3368 if (pb->ipacket[0] & 0x01) 3369 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3370 if (pb->ipacket[0] & 0x02) 3371 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3372 3373 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3374 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3375 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3376 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3377 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3378 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3379 !sc->synhw.capClickPad) { 3380 /* Middle Button */ 3381 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3382 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3383 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3384 /* Extended Buttons */ 3385 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3386 if (sc->syninfo.directional_scrolls) { 3387 if (pb->ipacket[4] & 0x01) 3388 extended_buttons |= MOUSE_BUTTON4DOWN; 3389 if (pb->ipacket[5] & 0x01) 3390 extended_buttons |= MOUSE_BUTTON5DOWN; 3391 if (pb->ipacket[4] & 0x02) 3392 extended_buttons |= MOUSE_BUTTON6DOWN; 3393 if (pb->ipacket[5] & 0x02) 3394 extended_buttons |= MOUSE_BUTTON7DOWN; 3395 } else { 3396 if (pb->ipacket[4] & 0x01) 3397 extended_buttons |= MOUSE_BUTTON1DOWN; 3398 if (pb->ipacket[5] & 0x01) 3399 extended_buttons |= MOUSE_BUTTON3DOWN; 3400 if (pb->ipacket[4] & 0x02) 3401 extended_buttons |= MOUSE_BUTTON2DOWN; 3402 sc->extended_buttons = extended_buttons; 3403 } 3404 3405 /* 3406 * Zero out bits used by extended buttons to avoid 3407 * misinterpretation of the data absolute position. 3408 * 3409 * The bits represented by 3410 * 3411 * (nExtendedButtons + 1) >> 1 3412 * 3413 * will be masked out in both bytes. 3414 * The mask for n bits is computed with the formula 3415 * 3416 * (1 << n) - 1 3417 */ 3418 int maskedbits = 0; 3419 int mask = 0; 3420 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3421 mask = (1 << maskedbits) - 1; 3422 #ifdef EVDEV_SUPPORT 3423 int i; 3424 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3425 if (sc->synhw.capPassthrough) { 3426 evdev_push_mouse_btn(sc->evdev_r, 3427 extended_buttons); 3428 evdev_sync(sc->evdev_r); 3429 } 3430 for (i = 0; i < maskedbits; i++) { 3431 evdev_push_key(sc->evdev_a, 3432 BTN_0 + i * 2, 3433 pb->ipacket[4] & (1 << i)); 3434 evdev_push_key(sc->evdev_a, 3435 BTN_0 + i * 2 + 1, 3436 pb->ipacket[5] & (1 << i)); 3437 } 3438 } 3439 #endif 3440 pb->ipacket[4] &= ~(mask); 3441 pb->ipacket[5] &= ~(mask); 3442 } else if (!sc->syninfo.directional_scrolls && 3443 !sc->gesture.in_vscroll) { 3444 /* 3445 * Keep reporting MOUSE DOWN until we get a new packet 3446 * indicating otherwise. 3447 */ 3448 extended_buttons |= sc->extended_buttons; 3449 } 3450 } 3451 3452 if (sc->synhw.capReportsV && nfingers > 1) 3453 f[0] = (finger_t) { 3454 .x = ((pb->ipacket[3] & 0x10) << 8) | 3455 ((pb->ipacket[1] & 0x0f) << 8) | 3456 (pb->ipacket[4] & 0xfd), 3457 .y = ((pb->ipacket[3] & 0x20) << 7) | 3458 ((pb->ipacket[1] & 0xf0) << 4) | 3459 (pb->ipacket[5] & 0xfd), 3460 .p = *z & 0xfe, 3461 .w = (((pb->ipacket[2] & 0x01) << 2) | 3462 (pb->ipacket[5] & 0x02) | 3463 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3464 .flags = PSM_FINGER_FUZZY, 3465 }; 3466 else 3467 f[0] = (finger_t) { 3468 .x = ((pb->ipacket[3] & 0x10) << 8) | 3469 ((pb->ipacket[1] & 0x0f) << 8) | 3470 pb->ipacket[4], 3471 .y = ((pb->ipacket[3] & 0x20) << 7) | 3472 ((pb->ipacket[1] & 0xf0) << 4) | 3473 pb->ipacket[5], 3474 .p = *z, 3475 .w = w, 3476 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3477 }; 3478 3479 /* Ignore hovering and unmeasurable touches */ 3480 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3481 nfingers = 0; 3482 3483 /* Handle ClickPad */ 3484 if (sc->synhw.capClickPad) { 3485 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3486 if (sc->synhw.forcePad) { 3487 /* 3488 * Forcepads erroneously report button click if there 3489 * are 2 or more fingers on the touchpad breaking 3490 * multifinger gestures. To workaround this start 3491 * reporting a click only after 4 consecutive single 3492 * touch packets has been received. 3493 * Skip these packets in case more contacts appear. 3494 */ 3495 switch (nfingers) { 3496 case 0: 3497 sc->fpcount = 0; 3498 break; 3499 case 1: 3500 if (clickpad_pressed && sc->fpcount < INT_MAX) 3501 ++sc->fpcount; 3502 /* FALLTHROUGH */ 3503 default: 3504 if (!clickpad_pressed) 3505 sc->fpcount = 0; 3506 if (sc->fpcount >= sc->syninfo.window_min) 3507 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3508 } 3509 } else if (clickpad_pressed) 3510 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3511 } 3512 3513 for (id = 0; id < PSM_FINGERS; id++) 3514 if (id >= nfingers) 3515 PSM_FINGER_RESET(f[id]); 3516 3517 #ifdef EVDEV_SUPPORT 3518 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3519 for (id = 0; id < PSM_FINGERS; id++) { 3520 if (PSM_FINGER_IS_SET(f[id])) 3521 psm_push_mt_finger(sc, id, &f[id]); 3522 else 3523 psm_release_mt_slot(sc->evdev_a, id); 3524 } 3525 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3526 evdev_push_nfingers(sc->evdev_a, nfingers); 3527 if (nfingers > 0) 3528 psm_push_st_finger(sc, &f[0]); 3529 else 3530 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3531 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3532 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3533 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3534 touchpad_buttons & MOUSE_BUTTON4DOWN); 3535 evdev_push_key(sc->evdev_a, BTN_BACK, 3536 touchpad_buttons & MOUSE_BUTTON5DOWN); 3537 } 3538 evdev_sync(sc->evdev_a); 3539 } 3540 #endif 3541 3542 ms->button = touchpad_buttons; 3543 3544 psmgestures(sc, &f[0], nfingers, ms); 3545 for (id = 0; id < PSM_FINGERS; id++) 3546 psmsmoother(sc, &f[id], id, ms, x, y); 3547 3548 /* Palm detection doesn't terminate the current action. */ 3549 if (psmpalmdetect(sc, &f[0], nfingers)) { 3550 *x = *y = *z = 0; 3551 ms->button = ms->obutton; 3552 return (0); 3553 } 3554 3555 ms->button |= extended_buttons | guest_buttons; 3556 3557 SYNAPTICS_END: 3558 /* 3559 * Use the extra buttons as a scrollwheel 3560 * 3561 * XXX X.Org uses the Z axis for vertical wheel only, 3562 * whereas moused(8) understands special values to differ 3563 * vertical and horizontal wheels. 3564 * 3565 * xf86-input-mouse needs therefore a small patch to 3566 * understand these special values. Without it, the 3567 * horizontal wheel acts as a vertical wheel in X.Org. 3568 * 3569 * That's why the horizontal wheel is disabled by 3570 * default for now. 3571 */ 3572 if (ms->button & MOUSE_BUTTON4DOWN) 3573 *z = -1; 3574 else if (ms->button & MOUSE_BUTTON5DOWN) 3575 *z = 1; 3576 else if (ms->button & MOUSE_BUTTON6DOWN) 3577 *z = -2; 3578 else if (ms->button & MOUSE_BUTTON7DOWN) 3579 *z = 2; 3580 else 3581 *z = 0; 3582 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3583 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3584 3585 return (0); 3586 } 3587 3588 static int 3589 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3590 { 3591 if (!( 3592 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3593 !sc->synhw.capReportsV && nfingers > 1) || 3594 (sc->synhw.capReportsV && nfingers > 2) || 3595 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3596 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3597 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3598 /* 3599 * We consider the packet irrelevant for the current 3600 * action when: 3601 * - the width isn't comprised in: 3602 * [1; max_width] 3603 * - the pressure isn't comprised in: 3604 * [min_pressure; max_pressure] 3605 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3606 */ 3607 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3608 return (1); 3609 } 3610 return (0); 3611 } 3612 3613 static void 3614 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3615 mousestatus_t *ms) 3616 { 3617 smoother_t *smoother; 3618 gesture_t *gest; 3619 finger_t *f; 3620 int y_ok, center_button, center_x, right_button, right_x, i; 3621 3622 f = &fingers[0]; 3623 smoother = &sc->smoother[0]; 3624 gest = &sc->gesture; 3625 3626 /* Find first active finger. */ 3627 if (nfingers > 0) { 3628 for (i = 0; i < PSM_FINGERS; i++) { 3629 if (PSM_FINGER_IS_SET(fingers[i])) { 3630 f = &fingers[i]; 3631 smoother = &sc->smoother[i]; 3632 break; 3633 } 3634 } 3635 } 3636 3637 /* 3638 * Check pressure to detect a real wanted action on the 3639 * touchpad. 3640 */ 3641 if (f->p >= sc->syninfo.min_pressure) { 3642 int x0, y0; 3643 int dxp, dyp; 3644 int start_x, start_y; 3645 int queue_len; 3646 int margin_top, margin_right, margin_bottom, margin_left; 3647 int window_min, window_max; 3648 int vscroll_hor_area, vscroll_ver_area; 3649 int two_finger_scroll; 3650 int max_x, max_y; 3651 3652 /* Read sysctl. */ 3653 /* XXX Verify values? */ 3654 margin_top = sc->syninfo.margin_top; 3655 margin_right = sc->syninfo.margin_right; 3656 margin_bottom = sc->syninfo.margin_bottom; 3657 margin_left = sc->syninfo.margin_left; 3658 window_min = sc->syninfo.window_min; 3659 window_max = sc->syninfo.window_max; 3660 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3661 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3662 two_finger_scroll = sc->syninfo.two_finger_scroll; 3663 max_x = sc->syninfo.max_x; 3664 max_y = sc->syninfo.max_y; 3665 3666 /* Read current absolute position. */ 3667 x0 = f->x; 3668 y0 = f->y; 3669 3670 /* 3671 * Limit the coordinates to the specified margins because 3672 * this area isn't very reliable. 3673 */ 3674 if (x0 <= margin_left) 3675 x0 = margin_left; 3676 else if (x0 >= max_x - margin_right) 3677 x0 = max_x - margin_right; 3678 if (y0 <= margin_bottom) 3679 y0 = margin_bottom; 3680 else if (y0 >= max_y - margin_top) 3681 y0 = max_y - margin_top; 3682 3683 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3684 x0, y0, f->p, f->w)); 3685 3686 /* 3687 * If the action is just beginning, init the structure and 3688 * compute tap timeout. 3689 */ 3690 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3691 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3692 3693 /* Initialize queue. */ 3694 gest->window_min = window_min; 3695 3696 /* Reset pressure peak. */ 3697 gest->zmax = 0; 3698 3699 /* Reset fingers count. */ 3700 gest->fingers_nb = 0; 3701 3702 /* Reset virtual scrolling state. */ 3703 gest->in_vscroll = 0; 3704 3705 /* Compute tap timeout. */ 3706 gest->taptimeout.tv_sec = tap_timeout / 1000000; 3707 gest->taptimeout.tv_usec = tap_timeout % 1000000; 3708 timevaladd(&gest->taptimeout, &sc->lastsoftintr); 3709 3710 sc->flags |= PSM_FLAGS_FINGERDOWN; 3711 3712 /* Smoother has not been reset yet */ 3713 queue_len = 1; 3714 start_x = x0; 3715 start_y = y0; 3716 } else { 3717 queue_len = smoother->queue_len + 1; 3718 start_x = smoother->start_x; 3719 start_y = smoother->start_y; 3720 } 3721 3722 /* Process ClickPad softbuttons */ 3723 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3724 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3725 start_y < sc->syninfo.softbuttons_y : 3726 start_y > max_y + sc->syninfo.softbuttons_y; 3727 3728 center_button = MOUSE_BUTTON2DOWN; 3729 center_x = sc->syninfo.softbutton2_x; 3730 right_button = MOUSE_BUTTON3DOWN; 3731 right_x = sc->syninfo.softbutton3_x; 3732 3733 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3734 center_button = MOUSE_BUTTON3DOWN; 3735 center_x = sc->syninfo.softbutton3_x; 3736 right_button = MOUSE_BUTTON2DOWN; 3737 right_x = sc->syninfo.softbutton2_x; 3738 } 3739 3740 if (right_x > 0 && start_x > right_x && y_ok) 3741 ms->button = (ms->button & 3742 ~MOUSE_BUTTON1DOWN) | right_button; 3743 else if (center_x > 0 && start_x > center_x && y_ok) 3744 ms->button = (ms->button & 3745 ~MOUSE_BUTTON1DOWN) | center_button; 3746 } 3747 3748 /* If in tap-hold, add the recorded button. */ 3749 if (gest->in_taphold) 3750 ms->button |= gest->tap_button; 3751 3752 /* 3753 * For tap, we keep the maximum number of fingers and the 3754 * pressure peak. Also with multiple fingers, we increase 3755 * the minimum window. 3756 */ 3757 if (nfingers > 1) 3758 gest->window_min = window_max; 3759 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3760 gest->zmax = imax(f->p, gest->zmax); 3761 3762 /* Do we have enough packets to consider this a gesture? */ 3763 if (queue_len < gest->window_min) 3764 return; 3765 3766 dyp = -1; 3767 dxp = -1; 3768 3769 /* Is a scrolling action occurring? */ 3770 if (!gest->in_taphold && !ms->button && 3771 (!gest->in_vscroll || two_finger_scroll)) { 3772 /* 3773 * A scrolling action must not conflict with a tap 3774 * action. Here are the conditions to consider a 3775 * scrolling action: 3776 * - the action in a configurable area 3777 * - one of the following: 3778 * . the distance between the last packet and the 3779 * first should be above a configurable minimum 3780 * . tap timed out 3781 */ 3782 dxp = abs(x0 - start_x); 3783 dyp = abs(y0 - start_y); 3784 3785 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3786 dxp >= sc->syninfo.vscroll_min_delta || 3787 dyp >= sc->syninfo.vscroll_min_delta) { 3788 /* 3789 * Handle two finger scrolling. 3790 * Note that we don't rely on fingers_nb 3791 * as that keeps the maximum number of fingers. 3792 */ 3793 if (two_finger_scroll) { 3794 if (nfingers == 2) { 3795 gest->in_vscroll += 3796 dyp ? 2 : 0; 3797 gest->in_vscroll += 3798 dxp ? 1 : 0; 3799 } 3800 } else { 3801 /* Check for horizontal scrolling. */ 3802 if ((vscroll_hor_area > 0 && 3803 start_y <= vscroll_hor_area) || 3804 (vscroll_hor_area < 0 && 3805 start_y >= 3806 max_y + vscroll_hor_area)) 3807 gest->in_vscroll += 2; 3808 3809 /* Check for vertical scrolling. */ 3810 if ((vscroll_ver_area > 0 && 3811 start_x <= vscroll_ver_area) || 3812 (vscroll_ver_area < 0 && 3813 start_x >= 3814 max_x + vscroll_ver_area)) 3815 gest->in_vscroll += 1; 3816 } 3817 3818 /* Avoid conflicts if area overlaps. */ 3819 if (gest->in_vscroll >= 3) 3820 gest->in_vscroll = 3821 (dxp > dyp) ? 2 : 1; 3822 } 3823 } 3824 /* 3825 * Reset two finger scrolling when the number of fingers 3826 * is different from two or any button is pressed. 3827 */ 3828 if (two_finger_scroll && gest->in_vscroll != 0 && 3829 (nfingers != 2 || ms->button)) 3830 gest->in_vscroll = 0; 3831 3832 VLOG(5, (LOG_DEBUG, 3833 "synaptics: virtual scrolling: %s " 3834 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 3835 gest->in_vscroll ? "YES" : "NO", 3836 gest->in_vscroll, dxp, dyp, 3837 gest->fingers_nb)); 3838 3839 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 3840 /* 3841 * An action is currently taking place but the pressure 3842 * dropped under the minimum, putting an end to it. 3843 */ 3844 int taphold_timeout, dx, dy, tap_max_delta; 3845 3846 dx = abs(smoother->queue[smoother->queue_cursor].x - 3847 smoother->start_x); 3848 dy = abs(smoother->queue[smoother->queue_cursor].y - 3849 smoother->start_y); 3850 3851 /* Max delta is disabled for multi-fingers tap. */ 3852 if (gest->fingers_nb > 1) 3853 tap_max_delta = imax(dx, dy); 3854 else 3855 tap_max_delta = sc->syninfo.tap_max_delta; 3856 3857 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 3858 3859 /* Check for tap. */ 3860 VLOG(3, (LOG_DEBUG, 3861 "synaptics: zmax=%d, dx=%d, dy=%d, " 3862 "delta=%d, fingers=%d, queue=%d\n", 3863 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 3864 smoother->queue_len)); 3865 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 3866 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 3867 dx <= tap_max_delta && dy <= tap_max_delta && 3868 smoother->queue_len >= sc->syninfo.tap_min_queue) { 3869 /* 3870 * We have a tap if: 3871 * - the maximum pressure went over tap_threshold 3872 * - the action ended before tap_timeout 3873 * 3874 * To handle tap-hold, we must delay any button push to 3875 * the next action. 3876 */ 3877 if (gest->in_taphold) { 3878 /* 3879 * This is the second and last tap of a 3880 * double tap action, not a tap-hold. 3881 */ 3882 gest->in_taphold = 0; 3883 3884 /* 3885 * For double-tap to work: 3886 * - no button press is emitted (to 3887 * simulate a button release) 3888 * - PSM_FLAGS_FINGERDOWN is set to 3889 * force the next packet to emit a 3890 * button press) 3891 */ 3892 VLOG(2, (LOG_DEBUG, 3893 "synaptics: button RELEASE: %d\n", 3894 gest->tap_button)); 3895 sc->flags |= PSM_FLAGS_FINGERDOWN; 3896 3897 /* Schedule button press on next interrupt */ 3898 sc->idletimeout.tv_sec = psmhz > 1 ? 3899 0 : 1; 3900 sc->idletimeout.tv_usec = psmhz > 1 ? 3901 1000000 / psmhz : 0; 3902 } else { 3903 /* 3904 * This is the first tap: we set the 3905 * tap-hold state and notify the button 3906 * down event. 3907 */ 3908 gest->in_taphold = 1; 3909 taphold_timeout = sc->syninfo.taphold_timeout; 3910 gest->taptimeout.tv_sec = taphold_timeout / 3911 1000000; 3912 gest->taptimeout.tv_usec = taphold_timeout % 3913 1000000; 3914 sc->idletimeout = gest->taptimeout; 3915 timevaladd(&gest->taptimeout, 3916 &sc->lastsoftintr); 3917 3918 switch (gest->fingers_nb) { 3919 case 3: 3920 gest->tap_button = 3921 MOUSE_BUTTON2DOWN; 3922 break; 3923 case 2: 3924 gest->tap_button = 3925 MOUSE_BUTTON3DOWN; 3926 break; 3927 default: 3928 gest->tap_button = 3929 MOUSE_BUTTON1DOWN; 3930 } 3931 VLOG(2, (LOG_DEBUG, 3932 "synaptics: button PRESS: %d\n", 3933 gest->tap_button)); 3934 ms->button |= gest->tap_button; 3935 } 3936 } else { 3937 /* 3938 * Not enough pressure or timeout: reset 3939 * tap-hold state. 3940 */ 3941 if (gest->in_taphold) { 3942 VLOG(2, (LOG_DEBUG, 3943 "synaptics: button RELEASE: %d\n", 3944 gest->tap_button)); 3945 gest->in_taphold = 0; 3946 } else { 3947 VLOG(2, (LOG_DEBUG, 3948 "synaptics: not a tap-hold\n")); 3949 } 3950 } 3951 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 3952 /* 3953 * For a tap-hold to work, the button must remain down at 3954 * least until timeout (where the in_taphold flags will be 3955 * cleared) or during the next action. 3956 */ 3957 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 3958 ms->button |= gest->tap_button; 3959 } else { 3960 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 3961 gest->tap_button)); 3962 gest->in_taphold = 0; 3963 } 3964 } 3965 3966 return; 3967 } 3968 3969 static void 3970 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 3971 mousestatus_t *ms, int *x, int *y) 3972 { 3973 smoother_t *smoother = &sc->smoother[smoother_id]; 3974 gesture_t *gest = &(sc->gesture); 3975 3976 /* 3977 * Check pressure to detect a real wanted action on the 3978 * touchpad. 3979 */ 3980 if (f->p >= sc->syninfo.min_pressure) { 3981 int x0, y0; 3982 int cursor, peer, window; 3983 int dx, dy, dxp, dyp; 3984 int max_width, max_pressure; 3985 int margin_top, margin_right, margin_bottom, margin_left; 3986 int na_top, na_right, na_bottom, na_left; 3987 int window_min, window_max; 3988 int multiplicator; 3989 int weight_current, weight_previous, weight_len_squared; 3990 int div_min, div_max, div_len; 3991 int vscroll_hor_area, vscroll_ver_area; 3992 int two_finger_scroll; 3993 int max_x, max_y; 3994 int len, weight_prev_x, weight_prev_y; 3995 int div_max_x, div_max_y, div_x, div_y; 3996 int is_fuzzy; 3997 3998 /* Read sysctl. */ 3999 /* XXX Verify values? */ 4000 max_width = sc->syninfo.max_width; 4001 max_pressure = sc->syninfo.max_pressure; 4002 margin_top = sc->syninfo.margin_top; 4003 margin_right = sc->syninfo.margin_right; 4004 margin_bottom = sc->syninfo.margin_bottom; 4005 margin_left = sc->syninfo.margin_left; 4006 na_top = sc->syninfo.na_top; 4007 na_right = sc->syninfo.na_right; 4008 na_bottom = sc->syninfo.na_bottom; 4009 na_left = sc->syninfo.na_left; 4010 window_min = sc->syninfo.window_min; 4011 window_max = sc->syninfo.window_max; 4012 multiplicator = sc->syninfo.multiplicator; 4013 weight_current = sc->syninfo.weight_current; 4014 weight_previous = sc->syninfo.weight_previous; 4015 weight_len_squared = sc->syninfo.weight_len_squared; 4016 div_min = sc->syninfo.div_min; 4017 div_max = sc->syninfo.div_max; 4018 div_len = sc->syninfo.div_len; 4019 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 4020 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 4021 two_finger_scroll = sc->syninfo.two_finger_scroll; 4022 max_x = sc->syninfo.max_x; 4023 max_y = sc->syninfo.max_y; 4024 4025 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4026 4027 /* Read current absolute position. */ 4028 x0 = f->x; 4029 y0 = f->y; 4030 4031 /* 4032 * Limit the coordinates to the specified margins because 4033 * this area isn't very reliable. 4034 */ 4035 if (x0 <= margin_left) 4036 x0 = margin_left; 4037 else if (x0 >= max_x - margin_right) 4038 x0 = max_x - margin_right; 4039 if (y0 <= margin_bottom) 4040 y0 = margin_bottom; 4041 else if (y0 >= max_y - margin_top) 4042 y0 = max_y - margin_top; 4043 4044 /* If the action is just beginning, init the structure. */ 4045 if (smoother->active == 0) { 4046 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4047 4048 /* Store the first point of this action. */ 4049 smoother->start_x = x0; 4050 smoother->start_y = y0; 4051 dx = dy = 0; 4052 4053 /* Initialize queue. */ 4054 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4055 smoother->queue_len = 0; 4056 4057 /* Reset average. */ 4058 smoother->avg_dx = 0; 4059 smoother->avg_dy = 0; 4060 4061 /* Reset squelch. */ 4062 smoother->squelch_x = 0; 4063 smoother->squelch_y = 0; 4064 4065 /* Activate queue */ 4066 smoother->active = 1; 4067 } else { 4068 /* Calculate the current delta. */ 4069 cursor = smoother->queue_cursor; 4070 dx = x0 - smoother->queue[cursor].x; 4071 dy = y0 - smoother->queue[cursor].y; 4072 } 4073 4074 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4075 smoother_id, x0, y0, f->p, f->w)); 4076 4077 /* Queue this new packet. */ 4078 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4079 smoother->queue[cursor].x = x0; 4080 smoother->queue[cursor].y = y0; 4081 smoother->queue_cursor = cursor; 4082 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4083 smoother->queue_len++; 4084 VLOG(5, (LOG_DEBUG, 4085 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4086 smoother_id, cursor, x0, y0, dx, dy)); 4087 4088 /* Do we have enough packets to consider this a movement? */ 4089 if (smoother->queue_len < gest->window_min) 4090 return; 4091 4092 weight_prev_x = weight_prev_y = weight_previous; 4093 div_max_x = div_max_y = div_max; 4094 4095 if (gest->in_vscroll) { 4096 /* Dividers are different with virtual scrolling. */ 4097 div_min = sc->syninfo.vscroll_div_min; 4098 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4099 } else { 4100 /* 4101 * There's a lot of noise in coordinates when 4102 * the finger is on the touchpad's borders. When 4103 * using this area, we apply a special weight and 4104 * div. 4105 */ 4106 if (x0 <= na_left || x0 >= max_x - na_right) { 4107 weight_prev_x = sc->syninfo.weight_previous_na; 4108 div_max_x = sc->syninfo.div_max_na; 4109 } 4110 4111 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4112 weight_prev_y = sc->syninfo.weight_previous_na; 4113 div_max_y = sc->syninfo.div_max_na; 4114 } 4115 } 4116 4117 /* 4118 * Calculate weights for the average operands and 4119 * the divisor. Both depend on the distance between 4120 * the current packet and a previous one (based on the 4121 * window width). 4122 */ 4123 window = imin(smoother->queue_len, window_max); 4124 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4125 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4126 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4127 len = (dxp * dxp) + (dyp * dyp); 4128 weight_prev_x = imin(weight_prev_x, 4129 weight_len_squared * weight_prev_x / len); 4130 weight_prev_y = imin(weight_prev_y, 4131 weight_len_squared * weight_prev_y / len); 4132 4133 len = (dxp + dyp) / 2; 4134 div_x = div_len * div_max_x / len; 4135 div_x = imin(div_max_x, div_x); 4136 div_x = imax(div_min, div_x); 4137 div_y = div_len * div_max_y / len; 4138 div_y = imin(div_max_y, div_y); 4139 div_y = imax(div_min, div_y); 4140 4141 VLOG(3, (LOG_DEBUG, 4142 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4143 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4144 div_x, div_y)); 4145 4146 /* Compute averages. */ 4147 smoother->avg_dx = 4148 (weight_current * dx * multiplicator + 4149 weight_prev_x * smoother->avg_dx) / 4150 (weight_current + weight_prev_x); 4151 4152 smoother->avg_dy = 4153 (weight_current * dy * multiplicator + 4154 weight_prev_y * smoother->avg_dy) / 4155 (weight_current + weight_prev_y); 4156 4157 VLOG(5, (LOG_DEBUG, 4158 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4159 smoother->avg_dx / multiplicator, 4160 smoother->avg_dy / multiplicator)); 4161 4162 /* Use these averages to calculate x & y. */ 4163 smoother->squelch_x += smoother->avg_dx; 4164 dxp = smoother->squelch_x / (div_x * multiplicator); 4165 smoother->squelch_x = smoother->squelch_x % 4166 (div_x * multiplicator); 4167 4168 smoother->squelch_y += smoother->avg_dy; 4169 dyp = smoother->squelch_y / (div_y * multiplicator); 4170 smoother->squelch_y = smoother->squelch_y % 4171 (div_y * multiplicator); 4172 4173 switch(gest->in_vscroll) { 4174 case 0: /* Pointer movement. */ 4175 /* On real<->fuzzy finger switch the x/y pos jumps */ 4176 if (is_fuzzy == smoother->is_fuzzy) { 4177 *x += dxp; 4178 *y += dyp; 4179 } 4180 4181 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4182 smoother_id, dx, dy, dxp, dyp)); 4183 break; 4184 case 1: /* Vertical scrolling. */ 4185 if (dyp != 0) 4186 ms->button |= (dyp > 0) ? 4187 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4188 break; 4189 case 2: /* Horizontal scrolling. */ 4190 if (dxp != 0) 4191 ms->button |= (dxp > 0) ? 4192 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4193 break; 4194 } 4195 4196 smoother->is_fuzzy = is_fuzzy; 4197 4198 } else { 4199 /* 4200 * Deactivate queue. Note: We can not just reset queue here 4201 * as these values are still used by gesture processor. 4202 * So postpone reset till next touch. 4203 */ 4204 smoother->active = 0; 4205 } 4206 } 4207 4208 static int 4209 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4210 int *x, int *y, int *z) 4211 { 4212 static int touchpad_button, trackpoint_button; 4213 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4214 int pkt, id, scale, i, nfingers, mask; 4215 4216 if (!elantech_support) 4217 return (0); 4218 4219 /* Determine packet format and do a sanity check for out of sync packets. */ 4220 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4221 pkt = ELANTECH_PKT_NOP; 4222 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4223 pkt = ELANTECH_PKT_TRACKPOINT; 4224 else 4225 switch (sc->elanhw.hwversion) { 4226 case 2: 4227 if (!ELANTECH_PKT_IS_V2(pb)) 4228 return (-1); 4229 4230 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4231 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4232 break; 4233 case 3: 4234 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4235 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4236 return (-1); 4237 4238 pkt = ELANTECH_PKT_V3; 4239 break; 4240 case 4: 4241 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4242 return (-1); 4243 4244 switch (pb->ipacket[3] & 0x03) { 4245 case 0x00: 4246 pkt = ELANTECH_PKT_V4_STATUS; 4247 break; 4248 case 0x01: 4249 pkt = ELANTECH_PKT_V4_HEAD; 4250 break; 4251 case 0x02: 4252 pkt = ELANTECH_PKT_V4_MOTION; 4253 break; 4254 default: 4255 return (-1); 4256 } 4257 break; 4258 default: 4259 return (-1); 4260 } 4261 4262 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4263 4264 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4265 PSM_FINGER_RESET(f[id]); 4266 4267 *x = *y = *z = 0; 4268 ms->button = ms->obutton; 4269 4270 if (sc->syninfo.touchpad_off) 4271 return (0); 4272 4273 /* Common legend 4274 * L: Left mouse button pressed 4275 * R: Right mouse button pressed 4276 * N: number of fingers on touchpad 4277 * X: absolute x value (horizontal) 4278 * Y: absolute y value (vertical) 4279 * W; width of the finger touch 4280 * P: pressure 4281 */ 4282 switch (pkt) { 4283 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4284 /* 7 6 5 4 3 2 1 0 (LSB) 4285 * ------------------------------------------- 4286 * ipacket[0]: N1 N0 W3 W2 . . R L 4287 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4288 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4289 * ipacket[3]: N4 VF W1 W0 . . . B2 4290 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4291 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4292 * ------------------------------------------- 4293 * N4: set if more than 3 fingers (only in 3 fingers mode) 4294 * VF: a kind of flag? (only on EF123, 0 when finger 4295 * is over one of the buttons, 1 otherwise) 4296 * B2: (on EF113 only, 0 otherwise), one button pressed 4297 * P & W is not reported on EF113 touchpads 4298 */ 4299 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4300 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4301 nfingers = 4; 4302 4303 if (nfingers == 0) { 4304 mask = (1 << nfingers) - 1; /* = 0x00 */ 4305 break; 4306 } 4307 4308 /* Map 3-rd and 4-th fingers to first finger */ 4309 mask = (1 << 1) - 1; /* = 0x01 */ 4310 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4311 if (sc->elanhw.haspressure) { 4312 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4313 ((pb->ipacket[3] & 0x30) >> 4); 4314 } else { 4315 f[0].p = PSM_FINGER_DEFAULT_P; 4316 f[0].w = PSM_FINGER_DEFAULT_W; 4317 } 4318 4319 /* 4320 * HW v2 dont report exact finger positions when 3 or more 4321 * fingers are on touchpad. 4322 */ 4323 if (nfingers > 2) 4324 f[0].flags = PSM_FINGER_FUZZY; 4325 4326 break; 4327 4328 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4329 /* 7 6 5 4 3 2 1 0 (LSB) 4330 * ------------------------------------------- 4331 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4332 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4333 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4334 * ipacket[3]: . . BY8 BX8 . . . . 4335 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4336 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4337 * ------------------------------------------- 4338 * AX: lower-left finger absolute x value 4339 * AY: lower-left finger absolute y value 4340 * BX: upper-right finger absolute x value 4341 * BY: upper-right finger absolute y value 4342 */ 4343 nfingers = 2; 4344 mask = (1 << nfingers) - 1; 4345 4346 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4347 f[id] = (finger_t) { 4348 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4349 pb->ipacket[id * 3 + 1]) << 2, 4350 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4351 pb->ipacket[id * 3 + 2]) << 2, 4352 .p = PSM_FINGER_DEFAULT_P, 4353 .w = PSM_FINGER_DEFAULT_W, 4354 /* HW ver.2 sends bounding box */ 4355 .flags = PSM_FINGER_FUZZY 4356 }; 4357 break; 4358 4359 case ELANTECH_PKT_V3: /* HW Version 3 */ 4360 /* 7 6 5 4 3 2 1 0 (LSB) 4361 * ------------------------------------------- 4362 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4363 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4364 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4365 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4366 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4367 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4368 * ------------------------------------------- 4369 */ 4370 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4371 /* Map 3-rd finger to first finger */ 4372 id = nfingers > 2 ? 0 : nfingers - 1; 4373 mask = (1 << (id + 1)) - 1; 4374 4375 if (nfingers == 0) 4376 break; 4377 4378 fn = ELANTECH_FINGER_SET_XYP(pb); 4379 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4380 ((pb->ipacket[3] & 0x30) >> 4); 4381 4382 /* 4383 * HW v3 dont report exact finger positions when 3 or more 4384 * fingers are on touchpad. 4385 */ 4386 if (nfingers > 1) 4387 fn.flags = PSM_FINGER_FUZZY; 4388 4389 if (nfingers == 2) { 4390 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4391 sc->elanaction.fingers[0] = fn; 4392 return (0); 4393 } else 4394 f[0] = sc->elanaction.fingers[0]; 4395 } 4396 f[id] = fn; 4397 break; 4398 4399 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4400 /* 7 6 5 4 3 2 1 0 (LSB) 4401 * ------------------------------------------- 4402 * ipacket[0]: . . . . 0 1 R L 4403 * ipacket[1]: . . . F4 F3 F2 F1 F0 4404 * ipacket[2]: . . . . . . . . 4405 * ipacket[3]: . . . 1 0 0 0 0 4406 * ipacket[4]: PL . . . . . . . 4407 * ipacket[5]: . . . . . . . . 4408 * ------------------------------------------- 4409 * Fn: finger n is on touchpad 4410 * PL: palm 4411 * HV ver4 sends a status packet to indicate that the numbers 4412 * or identities of the fingers has been changed 4413 */ 4414 4415 mask = pb->ipacket[1] & 0x1f; 4416 nfingers = bitcount(mask); 4417 4418 if (sc->elanaction.mask_v4wait != 0) 4419 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4420 " when not all previous head packets received\n")); 4421 4422 /* Bitmap of fingers to receive before gesture processing */ 4423 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4424 4425 /* Skip "new finger is on touchpad" packets */ 4426 if (sc->elanaction.mask_v4wait) { 4427 sc->elanaction.mask = mask; 4428 return (0); 4429 } 4430 4431 break; 4432 4433 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4434 /* 7 6 5 4 3 2 1 0 (LSB) 4435 * ------------------------------------------- 4436 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4437 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4438 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4439 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4440 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4441 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4442 * ------------------------------------------- 4443 * ID: finger id 4444 * HW ver 4 sends head packets in two cases: 4445 * 1. One finger touch and movement. 4446 * 2. Next after status packet to tell new finger positions. 4447 */ 4448 mask = sc->elanaction.mask; 4449 nfingers = bitcount(mask); 4450 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4451 fn = ELANTECH_FINGER_SET_XYP(pb); 4452 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4453 4454 if (id < 0) 4455 return (0); 4456 4457 /* Packet is finger position update. Report it */ 4458 if (sc->elanaction.mask_v4wait == 0) { 4459 if (id < ELANTECH_MAX_FINGERS) 4460 f[id] = fn; 4461 break; 4462 } 4463 4464 /* Remove finger from waiting bitmap and store into context */ 4465 sc->elanaction.mask_v4wait &= ~(1 << id); 4466 if (id < ELANTECH_MAX_FINGERS) 4467 sc->elanaction.fingers[id] = fn; 4468 4469 /* Wait for other fingers if needed */ 4470 if (sc->elanaction.mask_v4wait != 0) 4471 return (0); 4472 4473 /* All new fingers are received. Report them from context */ 4474 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4475 if (sc->elanaction.mask & (1 << id)) 4476 f[id] = sc->elanaction.fingers[id]; 4477 4478 break; 4479 4480 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4481 /* 7 6 5 4 3 2 1 0 (LSB) 4482 * ------------------------------------------- 4483 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4484 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4485 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4486 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4487 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4488 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4489 * ------------------------------------------- 4490 * OF: delta overflows (> 127 or < -128), in this case 4491 * firmware sends us (delta x / 5) and (delta y / 5) 4492 * ID: finger id 4493 * DX: delta x (two's complement) 4494 * XY: delta y (two's complement) 4495 * byte 0 ~ 2 for one finger 4496 * byte 3 ~ 5 for another finger 4497 */ 4498 mask = sc->elanaction.mask; 4499 nfingers = bitcount(mask); 4500 4501 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4502 for (i = 0; i <= 3; i += 3) { 4503 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4504 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4505 continue; 4506 4507 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4508 f[id] = sc->elanaction.fingers[id]; 4509 f[id].x += imax(-f[id].x, 4510 (signed char)pb->ipacket[i+1] * scale); 4511 f[id].y += imax(-f[id].y, 4512 (signed char)pb->ipacket[i+2] * scale); 4513 } else { 4514 VLOG(3, (LOG_DEBUG, "elantech: " 4515 "HW v4 motion packet skipped\n")); 4516 } 4517 } 4518 4519 break; 4520 4521 case ELANTECH_PKT_TRACKPOINT: 4522 /* 7 6 5 4 3 2 1 0 (LSB) 4523 * ------------------------------------------- 4524 * ipacket[0]: 0 0 SX SY 0 M R L 4525 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4526 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4527 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4528 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4529 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4530 * ------------------------------------------- 4531 * X and Y are written in two's complement spread 4532 * over 9 bits with SX/SY the relative top bit and 4533 * X7..X0 and Y7..Y0 the lower bits. 4534 */ 4535 *x = (pb->ipacket[0] & 0x20) ? 4536 pb->ipacket[4] - 256 : pb->ipacket[4]; 4537 *y = (pb->ipacket[0] & 0x10) ? 4538 pb->ipacket[5] - 256 : pb->ipacket[5]; 4539 4540 trackpoint_button = 4541 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4542 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4543 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4544 #ifdef EVDEV_SUPPORT 4545 evdev_push_rel(sc->evdev_r, REL_X, *x); 4546 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4547 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4548 evdev_sync(sc->evdev_r); 4549 #endif 4550 ms->button = touchpad_button | trackpoint_button; 4551 return (0); 4552 4553 case ELANTECH_PKT_NOP: 4554 return (0); 4555 4556 default: 4557 return (-1); 4558 } 4559 4560 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4561 if (PSM_FINGER_IS_SET(f[id])) 4562 VLOG(2, (LOG_DEBUG, "elantech: " 4563 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4564 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4565 4566 /* Touchpad button presses */ 4567 if (sc->elanhw.isclickpad) { 4568 touchpad_button = 4569 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4570 } else { 4571 touchpad_button = 4572 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4573 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4574 } 4575 4576 #ifdef EVDEV_SUPPORT 4577 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4578 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4579 if (PSM_FINGER_IS_SET(f[id])) { 4580 psm_push_mt_finger(sc, id, &f[id]); 4581 /* Convert touch width to surface units */ 4582 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4583 f[id].w * sc->elanhw.dptracex); 4584 } 4585 if (sc->elanaction.mask & (1 << id) && 4586 !(mask & (1 << id))) 4587 psm_release_mt_slot(sc->evdev_a, id); 4588 } 4589 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4590 evdev_push_nfingers(sc->evdev_a, nfingers); 4591 if (nfingers > 0) { 4592 if (PSM_FINGER_IS_SET(f[0])) 4593 psm_push_st_finger(sc, &f[0]); 4594 } else 4595 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4596 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4597 evdev_sync(sc->evdev_a); 4598 } 4599 #endif 4600 4601 ms->button = touchpad_button | trackpoint_button; 4602 4603 /* Send finger 1 position to gesture processor */ 4604 if (PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4605 nfingers == 0) 4606 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4607 /* Send fingers positions to movement smoothers */ 4608 for (id = 0; id < PSM_FINGERS; id++) 4609 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4610 psmsmoother(sc, &f[id], id, ms, x, y); 4611 4612 /* Store current finger positions in action context */ 4613 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4614 if (PSM_FINGER_IS_SET(f[id])) 4615 sc->elanaction.fingers[id] = f[id]; 4616 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4617 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4618 } 4619 sc->elanaction.mask = mask; 4620 4621 /* Palm detection doesn't terminate the current action. */ 4622 if (psmpalmdetect(sc, &f[0], nfingers)) { 4623 *x = *y = *z = 0; 4624 ms->button = ms->obutton; 4625 return (0); 4626 } 4627 4628 /* Use the extra buttons as a scrollwheel */ 4629 if (ms->button & MOUSE_BUTTON4DOWN) 4630 *z = -1; 4631 else if (ms->button & MOUSE_BUTTON5DOWN) 4632 *z = 1; 4633 else if (ms->button & MOUSE_BUTTON6DOWN) 4634 *z = -2; 4635 else if (ms->button & MOUSE_BUTTON7DOWN) 4636 *z = 2; 4637 else 4638 *z = 0; 4639 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4640 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4641 4642 return (0); 4643 } 4644 4645 static void 4646 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4647 int *x, int *y, int *z) 4648 { 4649 static int butmap_versapad[8] = { 4650 0, 4651 MOUSE_BUTTON3DOWN, 4652 0, 4653 MOUSE_BUTTON3DOWN, 4654 MOUSE_BUTTON1DOWN, 4655 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4656 MOUSE_BUTTON1DOWN, 4657 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4658 }; 4659 int c, x0, y0; 4660 4661 /* VersaPad PS/2 absolute mode message format 4662 * 4663 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4664 * ipacket[0]: 1 1 0 A 1 L T R 4665 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4666 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4667 * ipacket[3]: 1 1 1 A 1 L T R 4668 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4669 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4670 * 4671 * [note] 4672 * R: right physical mouse button (1=on) 4673 * T: touch pad virtual button (1=tapping) 4674 * L: left physical mouse button (1=on) 4675 * A: position data is valid (1=valid) 4676 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4677 * V: vertical data (12bit signed integer. V11 is sign bit.) 4678 * P: pressure data 4679 * 4680 * Tapping is mapped to MOUSE_BUTTON4. 4681 */ 4682 c = pb->ipacket[0]; 4683 *x = *y = 0; 4684 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4685 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4686 if (c & MOUSE_PS2VERSA_IN_USE) { 4687 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4688 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4689 if (x0 & 0x800) 4690 x0 -= 0x1000; 4691 if (y0 & 0x800) 4692 y0 -= 0x1000; 4693 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4694 *x = sc->xold - x0; 4695 *y = y0 - sc->yold; 4696 if (*x < 0) /* XXX */ 4697 ++*x; 4698 else if (*x) 4699 --*x; 4700 if (*y < 0) 4701 ++*y; 4702 else if (*y) 4703 --*y; 4704 } else 4705 sc->flags |= PSM_FLAGS_FINGERDOWN; 4706 sc->xold = x0; 4707 sc->yold = y0; 4708 } else 4709 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4710 } 4711 4712 static void 4713 psmsoftintridle(void *arg) 4714 { 4715 struct psm_softc *sc = arg; 4716 packetbuf_t *pb; 4717 4718 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4719 * invoked from psmintr soon with pqueue filled with real data */ 4720 if (sc->pqueue_start == sc->pqueue_end && 4721 sc->idlepacket.inputbytes > 0) { 4722 /* Grow circular queue backwards to avoid race with psmintr */ 4723 if (--sc->pqueue_start < 0) 4724 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4725 4726 pb = &sc->pqueue[sc->pqueue_start]; 4727 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4728 VLOG(4, (LOG_DEBUG, 4729 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4730 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4731 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4732 4733 psmsoftintr(arg); 4734 } 4735 } 4736 4737 static void 4738 psmsoftintr(void *arg) 4739 { 4740 /* 4741 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4742 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4743 */ 4744 static int butmap[8] = { 4745 0, 4746 MOUSE_BUTTON1DOWN, 4747 MOUSE_BUTTON3DOWN, 4748 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4749 MOUSE_BUTTON2DOWN, 4750 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4751 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4752 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4753 }; 4754 struct psm_softc *sc = arg; 4755 mousestatus_t ms; 4756 packetbuf_t *pb; 4757 int x, y, z, c, l, s; 4758 4759 getmicrouptime(&sc->lastsoftintr); 4760 4761 s = spltty(); 4762 4763 do { 4764 pb = &sc->pqueue[sc->pqueue_start]; 4765 4766 if (sc->mode.level == PSM_LEVEL_NATIVE) 4767 goto next_native; 4768 4769 c = pb->ipacket[0]; 4770 /* 4771 * A kludge for Kensington device! 4772 * The MSB of the horizontal count appears to be stored in 4773 * a strange place. 4774 */ 4775 if (sc->hw.model == MOUSE_MODEL_THINK) 4776 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4777 4778 /* ignore the overflow bits... */ 4779 x = (c & MOUSE_PS2_XNEG) ? 4780 pb->ipacket[1] - 256 : pb->ipacket[1]; 4781 y = (c & MOUSE_PS2_YNEG) ? 4782 pb->ipacket[2] - 256 : pb->ipacket[2]; 4783 z = 0; 4784 ms.obutton = sc->button; /* previous button state */ 4785 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4786 /* `tapping' action */ 4787 if (sc->config & PSM_CONFIG_FORCETAP) 4788 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4789 0 : MOUSE_BUTTON4DOWN; 4790 timevalclear(&sc->idletimeout); 4791 sc->idlepacket.inputbytes = 0; 4792 4793 switch (sc->hw.model) { 4794 4795 case MOUSE_MODEL_EXPLORER: 4796 /* 4797 * b7 b6 b5 b4 b3 b2 b1 b0 4798 * byte 1: oy ox sy sx 1 M R L 4799 * byte 2: x x x x x x x x 4800 * byte 3: y y y y y y y y 4801 * byte 4: * * S2 S1 s d2 d1 d0 4802 * 4803 * L, M, R, S1, S2: left, middle, right and side buttons 4804 * s: wheel data sign bit 4805 * d2-d0: wheel data 4806 */ 4807 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4808 (pb->ipacket[3] & 0x0f) - 16 : 4809 (pb->ipacket[3] & 0x0f); 4810 ms.button |= 4811 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 4812 MOUSE_BUTTON4DOWN : 0; 4813 ms.button |= 4814 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 4815 MOUSE_BUTTON5DOWN : 0; 4816 break; 4817 4818 case MOUSE_MODEL_INTELLI: 4819 case MOUSE_MODEL_NET: 4820 /* wheel data is in the fourth byte */ 4821 z = (char)pb->ipacket[3]; 4822 /* 4823 * XXX some mice may send 7 when there is no Z movement? */ 4824 if ((z >= 7) || (z <= -7)) 4825 z = 0; 4826 /* some compatible mice have additional buttons */ 4827 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 4828 MOUSE_BUTTON4DOWN : 0; 4829 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 4830 MOUSE_BUTTON5DOWN : 0; 4831 break; 4832 4833 case MOUSE_MODEL_MOUSEMANPLUS: 4834 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 4835 break; 4836 4837 case MOUSE_MODEL_GLIDEPOINT: 4838 /* `tapping' action */ 4839 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 4840 MOUSE_BUTTON4DOWN; 4841 break; 4842 4843 case MOUSE_MODEL_NETSCROLL: 4844 /* 4845 * three additional bytes encode buttons and 4846 * wheel events 4847 */ 4848 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 4849 MOUSE_BUTTON4DOWN : 0; 4850 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 4851 MOUSE_BUTTON5DOWN : 0; 4852 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 4853 pb->ipacket[4] - 256 : pb->ipacket[4]; 4854 break; 4855 4856 case MOUSE_MODEL_THINK: 4857 /* the fourth button state in the first byte */ 4858 ms.button |= (c & MOUSE_PS2_TAP) ? 4859 MOUSE_BUTTON4DOWN : 0; 4860 break; 4861 4862 case MOUSE_MODEL_VERSAPAD: 4863 proc_versapad(sc, pb, &ms, &x, &y, &z); 4864 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 4865 ((y < 0) ? MOUSE_PS2_YNEG : 0); 4866 break; 4867 4868 case MOUSE_MODEL_4D: 4869 /* 4870 * b7 b6 b5 b4 b3 b2 b1 b0 4871 * byte 1: s2 d2 s1 d1 1 M R L 4872 * byte 2: sx x x x x x x x 4873 * byte 3: sy y y y y y y y 4874 * 4875 * s1: wheel 1 direction 4876 * d1: wheel 1 data 4877 * s2: wheel 2 direction 4878 * d2: wheel 2 data 4879 */ 4880 x = (pb->ipacket[1] & 0x80) ? 4881 pb->ipacket[1] - 256 : pb->ipacket[1]; 4882 y = (pb->ipacket[2] & 0x80) ? 4883 pb->ipacket[2] - 256 : pb->ipacket[2]; 4884 switch (c & MOUSE_4D_WHEELBITS) { 4885 case 0x10: 4886 z = 1; 4887 break; 4888 case 0x30: 4889 z = -1; 4890 break; 4891 case 0x40: /* XXX 2nd wheel turning right */ 4892 z = 2; 4893 break; 4894 case 0xc0: /* XXX 2nd wheel turning left */ 4895 z = -2; 4896 break; 4897 } 4898 break; 4899 4900 case MOUSE_MODEL_4DPLUS: 4901 if ((x < 16 - 256) && (y < 16 - 256)) { 4902 /* 4903 * b7 b6 b5 b4 b3 b2 b1 b0 4904 * byte 1: 0 0 1 1 1 M R L 4905 * byte 2: 0 0 0 0 1 0 0 0 4906 * byte 3: 0 0 0 0 S s d1 d0 4907 * 4908 * L, M, R, S: left, middle, right, 4909 * and side buttons 4910 * s: wheel data sign bit 4911 * d1-d0: wheel data 4912 */ 4913 x = y = 0; 4914 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 4915 ms.button |= MOUSE_BUTTON4DOWN; 4916 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 4917 ((pb->ipacket[2] & 0x07) - 8) : 4918 (pb->ipacket[2] & 0x07) ; 4919 } else { 4920 /* preserve previous button states */ 4921 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 4922 } 4923 break; 4924 4925 case MOUSE_MODEL_SYNAPTICS: 4926 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 4927 VLOG(3, (LOG_DEBUG, "synaptics: " 4928 "packet rejected\n")); 4929 goto next; 4930 } 4931 break; 4932 4933 case MOUSE_MODEL_ELANTECH: 4934 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 4935 VLOG(3, (LOG_DEBUG, "elantech: " 4936 "packet rejected\n")); 4937 goto next; 4938 } 4939 break; 4940 4941 case MOUSE_MODEL_TRACKPOINT: 4942 case MOUSE_MODEL_GENERIC: 4943 default: 4944 break; 4945 } 4946 4947 #ifdef EVDEV_SUPPORT 4948 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 4949 sc->hw.model != MOUSE_MODEL_ELANTECH && 4950 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 4951 evdev_push_rel(sc->evdev_r, REL_X, x); 4952 evdev_push_rel(sc->evdev_r, REL_Y, -y); 4953 4954 switch (sc->hw.model) { 4955 case MOUSE_MODEL_EXPLORER: 4956 case MOUSE_MODEL_INTELLI: 4957 case MOUSE_MODEL_NET: 4958 case MOUSE_MODEL_NETSCROLL: 4959 case MOUSE_MODEL_4DPLUS: 4960 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 4961 break; 4962 case MOUSE_MODEL_MOUSEMANPLUS: 4963 case MOUSE_MODEL_4D: 4964 switch (z) { 4965 case 1: 4966 case -1: 4967 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 4968 break; 4969 case 2: 4970 case -2: 4971 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 4972 break; 4973 } 4974 break; 4975 } 4976 4977 evdev_push_mouse_btn(sc->evdev_r, ms.button); 4978 evdev_sync(sc->evdev_r); 4979 } 4980 #endif 4981 4982 /* scale values */ 4983 if (sc->mode.accelfactor >= 1) { 4984 if (x != 0) { 4985 x = x * x / sc->mode.accelfactor; 4986 if (x == 0) 4987 x = 1; 4988 if (c & MOUSE_PS2_XNEG) 4989 x = -x; 4990 } 4991 if (y != 0) { 4992 y = y * y / sc->mode.accelfactor; 4993 if (y == 0) 4994 y = 1; 4995 if (c & MOUSE_PS2_YNEG) 4996 y = -y; 4997 } 4998 } 4999 5000 /* Store last packet for reinjection if it has not been set already */ 5001 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5002 sc->idlepacket = *pb; 5003 5004 ms.dx = x; 5005 ms.dy = y; 5006 ms.dz = z; 5007 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5008 (ms.obutton ^ ms.button); 5009 5010 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5011 5012 sc->status.flags |= ms.flags; 5013 sc->status.dx += ms.dx; 5014 sc->status.dy += ms.dy; 5015 sc->status.dz += ms.dz; 5016 sc->status.button = ms.button; 5017 sc->button = ms.button; 5018 5019 next_native: 5020 sc->watchdog = FALSE; 5021 5022 /* queue data */ 5023 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5024 l = imin(pb->inputbytes, 5025 sizeof(sc->queue.buf) - sc->queue.tail); 5026 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5027 if (pb->inputbytes > l) 5028 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5029 pb->inputbytes - l); 5030 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5031 sizeof(sc->queue.buf); 5032 sc->queue.count += pb->inputbytes; 5033 } 5034 5035 next: 5036 pb->inputbytes = 0; 5037 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5038 sc->pqueue_start = 0; 5039 } while (sc->pqueue_start != sc->pqueue_end); 5040 5041 if (sc->state & PSM_ASLP) { 5042 sc->state &= ~PSM_ASLP; 5043 wakeup(sc); 5044 } 5045 selwakeuppri(&sc->rsel, PZERO); 5046 if (sc->async != NULL) { 5047 pgsigio(&sc->async, SIGIO, 0); 5048 } 5049 sc->state &= ~PSM_SOFTARMED; 5050 5051 /* schedule injection of predefined packet after idletimeout 5052 * if no data packets have been received from psmintr */ 5053 if (timevalisset(&sc->idletimeout)) { 5054 sc->state |= PSM_SOFTARMED; 5055 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5056 psmsoftintridle, sc); 5057 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5058 tvtohz(&sc->idletimeout))); 5059 } 5060 splx(s); 5061 } 5062 5063 static int 5064 psmpoll(struct cdev *dev, int events, struct thread *td) 5065 { 5066 struct psm_softc *sc = dev->si_drv1; 5067 int s; 5068 int revents = 0; 5069 5070 /* Return true if a mouse event available */ 5071 s = spltty(); 5072 if (events & (POLLIN | POLLRDNORM)) { 5073 if (sc->queue.count > 0) 5074 revents |= events & (POLLIN | POLLRDNORM); 5075 else 5076 selrecord(td, &sc->rsel); 5077 } 5078 splx(s); 5079 5080 return (revents); 5081 } 5082 5083 /* vendor/model specific routines */ 5084 5085 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5086 { 5087 if (set_mouse_resolution(kbdc, res) != res) 5088 return (FALSE); 5089 if (set_mouse_scaling(kbdc, scale) && 5090 set_mouse_scaling(kbdc, scale) && 5091 set_mouse_scaling(kbdc, scale) && 5092 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5093 return (TRUE); 5094 return (FALSE); 5095 } 5096 5097 static int 5098 mouse_ext_command(KBDC kbdc, int command) 5099 { 5100 int c; 5101 5102 c = (command >> 6) & 0x03; 5103 if (set_mouse_resolution(kbdc, c) != c) 5104 return (FALSE); 5105 c = (command >> 4) & 0x03; 5106 if (set_mouse_resolution(kbdc, c) != c) 5107 return (FALSE); 5108 c = (command >> 2) & 0x03; 5109 if (set_mouse_resolution(kbdc, c) != c) 5110 return (FALSE); 5111 c = (command >> 0) & 0x03; 5112 if (set_mouse_resolution(kbdc, c) != c) 5113 return (FALSE); 5114 return (TRUE); 5115 } 5116 5117 #ifdef notyet 5118 /* Logitech MouseMan Cordless II */ 5119 static int 5120 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5121 { 5122 KBDC kbdc = sc->kbdc; 5123 int status[3]; 5124 int ch; 5125 5126 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5127 return (FALSE); 5128 if (status[1] == PSMD_RES_HIGH) 5129 return (FALSE); 5130 ch = (status[0] & 0x07) - 1; /* channel # */ 5131 if ((ch <= 0) || (ch > 4)) 5132 return (FALSE); 5133 /* 5134 * status[1]: always one? 5135 * status[2]: battery status? (0-100) 5136 */ 5137 return (TRUE); 5138 } 5139 #endif /* notyet */ 5140 5141 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5142 static int 5143 enable_groller(struct psm_softc *sc, enum probearg arg) 5144 { 5145 KBDC kbdc = sc->kbdc; 5146 int status[3]; 5147 5148 /* 5149 * The special sequence to enable the fourth button and the 5150 * roller. Immediately after this sequence check status bytes. 5151 * if the mouse is NetScroll, the second and the third bytes are 5152 * '3' and 'D'. 5153 */ 5154 5155 /* 5156 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5157 * look like the following. 5158 * 5159 * byte 1 bit 7 always 0 5160 * bit 6 stream mode (0) 5161 * bit 5 disabled (0) 5162 * bit 4 1:1 scaling (0) 5163 * bit 3 always 0 5164 * bit 0-2 button status 5165 * byte 2 resolution (PSMD_RES_HIGH) 5166 * byte 3 report rate (?) 5167 */ 5168 5169 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5170 return (FALSE); 5171 if ((status[1] != '3') || (status[2] != 'D')) 5172 return (FALSE); 5173 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5174 if (arg == PROBE) 5175 sc->hw.buttons = 4; 5176 return (TRUE); 5177 } 5178 5179 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5180 static int 5181 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5182 { 5183 KBDC kbdc = sc->kbdc; 5184 int status[3]; 5185 5186 /* 5187 * The special sequence to enable the middle, "rubber" button. 5188 * Immediately after this sequence check status bytes. 5189 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5190 * the second and the third bytes are '3' and 'U'. 5191 * NOTE: NetMouse reports that it has three buttons although it has 5192 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5193 * say they have three buttons too and they do have a button on the 5194 * side... 5195 */ 5196 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5197 return (FALSE); 5198 if ((status[1] != '3') || (status[2] != 'U')) 5199 return (FALSE); 5200 return (TRUE); 5201 } 5202 5203 /* ALPS GlidePoint */ 5204 static int 5205 enable_aglide(struct psm_softc *sc, enum probearg arg) 5206 { 5207 KBDC kbdc = sc->kbdc; 5208 int status[3]; 5209 5210 /* 5211 * The special sequence to obtain ALPS GlidePoint specific 5212 * information. Immediately after this sequence, status bytes will 5213 * contain something interesting. 5214 * NOTE: ALPS produces several models of GlidePoint. Some of those 5215 * do not respond to this sequence, thus, cannot be detected this way. 5216 */ 5217 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5218 return (FALSE); 5219 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5220 return (FALSE); 5221 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5222 return (FALSE); 5223 return (TRUE); 5224 } 5225 5226 /* Kensington ThinkingMouse/Trackball */ 5227 static int 5228 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5229 { 5230 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5231 KBDC kbdc = sc->kbdc; 5232 int status[3]; 5233 int id1; 5234 int id2; 5235 int i; 5236 5237 id1 = get_aux_id(kbdc); 5238 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5239 return (FALSE); 5240 /* 5241 * The device is now in the native mode? It returns a different 5242 * ID value... 5243 */ 5244 id2 = get_aux_id(kbdc); 5245 if ((id1 == id2) || (id2 != 2)) 5246 return (FALSE); 5247 5248 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5249 return (FALSE); 5250 #if PSM_DEBUG >= 2 5251 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5252 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5253 return (FALSE); 5254 #endif 5255 5256 /* 5257 * The special sequence to enable the third and fourth buttons. 5258 * Otherwise they behave like the first and second buttons. 5259 */ 5260 for (i = 0; i < nitems(rate); ++i) 5261 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5262 return (FALSE); 5263 5264 /* 5265 * At this point, the device is using default resolution and 5266 * sampling rate for the native mode. 5267 */ 5268 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5269 return (FALSE); 5270 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5271 return (FALSE); 5272 5273 /* the device appears be enabled by this sequence, diable it for now */ 5274 disable_aux_dev(kbdc); 5275 empty_aux_buffer(kbdc, 5); 5276 5277 return (TRUE); 5278 } 5279 5280 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5281 static int 5282 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5283 { 5284 KBDC kbdc = sc->kbdc; 5285 int data[3]; 5286 5287 /* the special sequence to enable the fourth button and the roller. */ 5288 /* 5289 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5290 * must be called exactly three times since the last RESET command 5291 * before this sequence. XXX 5292 */ 5293 if (!set_mouse_scaling(kbdc, 1)) 5294 return (FALSE); 5295 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5296 return (FALSE); 5297 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5298 return (FALSE); 5299 5300 /* 5301 * PS2++ protocol, packet type 0 5302 * 5303 * b7 b6 b5 b4 b3 b2 b1 b0 5304 * byte 1: * 1 p3 p2 1 * * * 5305 * byte 2: 1 1 p1 p0 m1 m0 1 0 5306 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5307 * 5308 * p3-p0: packet type: 0 5309 * m7-m0: model ID: MouseMan+:0x50, 5310 * FirstMouse+:0x51, 5311 * ScrollPoint:0x58... 5312 */ 5313 /* check constant bits */ 5314 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5315 return (FALSE); 5316 if ((data[1] & 0xc3) != 0xc2) 5317 return (FALSE); 5318 /* check d3-d0 in byte 2 */ 5319 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5320 return (FALSE); 5321 /* check p3-p0 */ 5322 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5323 return (FALSE); 5324 5325 if (arg == PROBE) { 5326 sc->hw.hwid &= 0x00ff; 5327 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5328 } 5329 5330 /* 5331 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5332 * the wheel and the fourth button events are encoded in the 5333 * special data packet. The mouse may be put in the IntelliMouse mode 5334 * if it is initialized by the IntelliMouse's method. 5335 */ 5336 return (TRUE); 5337 } 5338 5339 /* MS IntelliMouse Explorer */ 5340 static int 5341 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5342 { 5343 KBDC kbdc = sc->kbdc; 5344 static u_char rate0[] = { 200, 100, 80, }; 5345 static u_char rate1[] = { 200, 200, 80, }; 5346 int id; 5347 int i; 5348 5349 /* 5350 * This is needed for at least A4Tech X-7xx mice - they do not go 5351 * straight to Explorer mode, but need to be set to Intelli mode 5352 * first. 5353 */ 5354 enable_msintelli(sc, arg); 5355 5356 /* the special sequence to enable the extra buttons and the roller. */ 5357 for (i = 0; i < nitems(rate1); ++i) 5358 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5359 return (FALSE); 5360 /* the device will give the genuine ID only after the above sequence */ 5361 id = get_aux_id(kbdc); 5362 if (id != PSM_EXPLORER_ID) 5363 return (FALSE); 5364 5365 if (arg == PROBE) { 5366 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5367 sc->hw.hwid = id; 5368 } 5369 5370 /* 5371 * XXX: this is a kludge to fool some KVM switch products 5372 * which think they are clever enough to know the 4-byte IntelliMouse 5373 * protocol, and assume any other protocols use 3-byte packets. 5374 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5375 * correctly to the host computer because of this! 5376 * The following sequence is actually IntelliMouse's "wake up" 5377 * sequence; it will make the KVM think the mouse is IntelliMouse 5378 * when it is in fact IntelliMouse Explorer. 5379 */ 5380 for (i = 0; i < nitems(rate0); ++i) 5381 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5382 break; 5383 get_aux_id(kbdc); 5384 5385 return (TRUE); 5386 } 5387 5388 /* 5389 * MS IntelliMouse 5390 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5391 * probe routine and act like IntelliMouse. 5392 */ 5393 static int 5394 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5395 { 5396 KBDC kbdc = sc->kbdc; 5397 static u_char rate[] = { 200, 100, 80, }; 5398 int id; 5399 int i; 5400 5401 /* the special sequence to enable the third button and the roller. */ 5402 for (i = 0; i < nitems(rate); ++i) 5403 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5404 return (FALSE); 5405 /* the device will give the genuine ID only after the above sequence */ 5406 id = get_aux_id(kbdc); 5407 if (id != PSM_INTELLI_ID) 5408 return (FALSE); 5409 5410 if (arg == PROBE) { 5411 sc->hw.buttons = 3; 5412 sc->hw.hwid = id; 5413 } 5414 5415 return (TRUE); 5416 } 5417 5418 /* 5419 * A4 Tech 4D Mouse 5420 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5421 */ 5422 static int 5423 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5424 { 5425 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5426 KBDC kbdc = sc->kbdc; 5427 int id; 5428 int i; 5429 5430 for (i = 0; i < nitems(rate); ++i) 5431 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5432 return (FALSE); 5433 id = get_aux_id(kbdc); 5434 /* 5435 * WinEasy 4D, 4 Way Scroll 4D: 6 5436 * Cable-Free 4D: 8 (4DPLUS) 5437 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5438 */ 5439 if (id != PSM_4DMOUSE_ID) 5440 return (FALSE); 5441 5442 if (arg == PROBE) { 5443 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5444 sc->hw.hwid = id; 5445 } 5446 5447 return (TRUE); 5448 } 5449 5450 /* 5451 * A4 Tech 4D+ Mouse 5452 * Newer wheel mice from A4 Tech seem to use this protocol. 5453 * Older models are recognized as either 4D Mouse or IntelliMouse. 5454 */ 5455 static int 5456 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5457 { 5458 KBDC kbdc = sc->kbdc; 5459 int id; 5460 5461 /* 5462 * enable_4dmouse() already issued the following ID sequence... 5463 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5464 int i; 5465 5466 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5467 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5468 return (FALSE); 5469 */ 5470 5471 id = get_aux_id(kbdc); 5472 switch (id) { 5473 case PSM_4DPLUS_ID: 5474 break; 5475 case PSM_4DPLUS_RFSW35_ID: 5476 break; 5477 default: 5478 return (FALSE); 5479 } 5480 5481 if (arg == PROBE) { 5482 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5483 sc->hw.hwid = id; 5484 } 5485 5486 return (TRUE); 5487 } 5488 5489 /* Synaptics Touchpad */ 5490 static int 5491 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5492 { 5493 struct psm_softc *sc; 5494 int error, arg; 5495 5496 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5497 oidp->oid_arg2 > SYNAPTICS_SYSCTL_SOFTBUTTON3_X) 5498 return (EINVAL); 5499 5500 sc = oidp->oid_arg1; 5501 5502 /* Read the current value. */ 5503 arg = *(int *)((char *)sc + oidp->oid_arg2); 5504 error = sysctl_handle_int(oidp, &arg, 0, req); 5505 5506 /* Sanity check. */ 5507 if (error || !req->newptr) 5508 return (error); 5509 5510 /* 5511 * Check that the new value is in the concerned node's range 5512 * of values. 5513 */ 5514 switch (oidp->oid_arg2) { 5515 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5516 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5517 if (arg < 0 || arg > 255) 5518 return (EINVAL); 5519 break; 5520 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5521 if (arg < 4 || arg > 15) 5522 return (EINVAL); 5523 break; 5524 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5525 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5526 case SYNAPTICS_SYSCTL_NA_TOP: 5527 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5528 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5529 return (EINVAL); 5530 break; 5531 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5532 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5533 /* Softbuttons is clickpad only feature */ 5534 if (!sc->synhw.capClickPad && arg != 0) 5535 return (EINVAL); 5536 /* FALLTHROUGH */ 5537 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5538 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5539 case SYNAPTICS_SYSCTL_NA_RIGHT: 5540 case SYNAPTICS_SYSCTL_NA_LEFT: 5541 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5542 return (EINVAL); 5543 break; 5544 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5545 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5546 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5547 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5548 return (EINVAL); 5549 break; 5550 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5551 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5552 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5553 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5554 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5555 case SYNAPTICS_SYSCTL_DIV_MIN: 5556 case SYNAPTICS_SYSCTL_DIV_MAX: 5557 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5558 case SYNAPTICS_SYSCTL_DIV_LEN: 5559 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5560 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5561 if (arg < 1) 5562 return (EINVAL); 5563 break; 5564 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5565 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5566 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5567 if (arg < 0) 5568 return (EINVAL); 5569 break; 5570 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5571 if (arg < -sc->synhw.maximumXCoord || 5572 arg > sc->synhw.maximumXCoord) 5573 return (EINVAL); 5574 break; 5575 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5576 /* Softbuttons is clickpad only feature */ 5577 if (!sc->synhw.capClickPad && arg != 0) 5578 return (EINVAL); 5579 /* FALLTHROUGH */ 5580 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5581 if (arg < -sc->synhw.maximumYCoord || 5582 arg > sc->synhw.maximumYCoord) 5583 return (EINVAL); 5584 break; 5585 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5586 if (arg < 0 || arg > 1) 5587 return (EINVAL); 5588 break; 5589 default: 5590 return (EINVAL); 5591 } 5592 5593 /* Update. */ 5594 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5595 5596 return (error); 5597 } 5598 5599 static void 5600 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5601 { 5602 /* 5603 * Set predefined sizes for softbuttons. 5604 * Values are taken to match HP Pavilion dv6 clickpad drawings 5605 * with thin middle softbutton placed on separator 5606 */ 5607 5608 /* hw.psm.synaptics.softbuttons_y */ 5609 sc->syninfo.softbuttons_y = 1700; 5610 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5611 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5612 "softbuttons_y", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5613 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5614 synaptics_sysctl, "I", 5615 "Vertical size of softbuttons area"); 5616 5617 /* hw.psm.synaptics.softbutton2_x */ 5618 sc->syninfo.softbutton2_x = 3100; 5619 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5620 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5621 "softbutton2_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5622 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5623 synaptics_sysctl, "I", 5624 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5625 5626 /* hw.psm.synaptics.softbutton3_x */ 5627 sc->syninfo.softbutton3_x = 3900; 5628 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5629 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5630 "softbutton3_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5631 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5632 synaptics_sysctl, "I", 5633 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5634 } 5635 5636 static void 5637 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5638 const char *descr) 5639 { 5640 5641 if (sc->syninfo.sysctl_tree != NULL) 5642 return; 5643 5644 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5645 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5646 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5647 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, CTLFLAG_RD, 5648 0, descr); 5649 5650 /* hw.psm.synaptics.directional_scrolls. */ 5651 sc->syninfo.directional_scrolls = 0; 5652 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5653 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5654 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5655 &sc->syninfo.directional_scrolls, 0, 5656 "Enable hardware scrolling pad (if non-zero) or register it as " 5657 "extended buttons (if 0)"); 5658 5659 /* hw.psm.synaptics.max_x. */ 5660 sc->syninfo.max_x = 6143; 5661 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5662 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5663 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5664 &sc->syninfo.max_x, 0, 5665 "Horizontal reporting range"); 5666 5667 /* hw.psm.synaptics.max_y. */ 5668 sc->syninfo.max_y = 6143; 5669 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5670 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5671 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5672 &sc->syninfo.max_y, 0, 5673 "Vertical reporting range"); 5674 5675 /* 5676 * Turn off two finger scroll if we have a 5677 * physical area reserved for scrolling or when 5678 * there's no multi finger support. 5679 */ 5680 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5681 sc->synhw.capAdvancedGestures == 0)) 5682 sc->syninfo.two_finger_scroll = 0; 5683 else 5684 sc->syninfo.two_finger_scroll = 1; 5685 /* hw.psm.synaptics.two_finger_scroll. */ 5686 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5687 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5688 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5689 &sc->syninfo.two_finger_scroll, 0, 5690 "Enable two finger scrolling"); 5691 5692 /* hw.psm.synaptics.min_pressure. */ 5693 sc->syninfo.min_pressure = 32; 5694 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5695 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5696 "min_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5697 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5698 synaptics_sysctl, "I", 5699 "Minimum pressure required to start an action"); 5700 5701 /* hw.psm.synaptics.max_pressure. */ 5702 sc->syninfo.max_pressure = 220; 5703 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5704 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5705 "max_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5706 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5707 synaptics_sysctl, "I", 5708 "Maximum pressure to detect palm"); 5709 5710 /* hw.psm.synaptics.max_width. */ 5711 sc->syninfo.max_width = 10; 5712 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5713 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5714 "max_width", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5715 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5716 synaptics_sysctl, "I", 5717 "Maximum finger width to detect palm"); 5718 5719 /* hw.psm.synaptics.top_margin. */ 5720 sc->syninfo.margin_top = 200; 5721 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5722 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5723 "margin_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5724 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5725 synaptics_sysctl, "I", 5726 "Top margin"); 5727 5728 /* hw.psm.synaptics.right_margin. */ 5729 sc->syninfo.margin_right = 200; 5730 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5731 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5732 "margin_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5733 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5734 synaptics_sysctl, "I", 5735 "Right margin"); 5736 5737 /* hw.psm.synaptics.bottom_margin. */ 5738 sc->syninfo.margin_bottom = 200; 5739 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5740 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5741 "margin_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5742 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5743 synaptics_sysctl, "I", 5744 "Bottom margin"); 5745 5746 /* hw.psm.synaptics.left_margin. */ 5747 sc->syninfo.margin_left = 200; 5748 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5749 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5750 "margin_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5751 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5752 synaptics_sysctl, "I", 5753 "Left margin"); 5754 5755 /* hw.psm.synaptics.na_top. */ 5756 sc->syninfo.na_top = 1783; 5757 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5758 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5759 "na_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5760 sc, SYNAPTICS_SYSCTL_NA_TOP, 5761 synaptics_sysctl, "I", 5762 "Top noisy area, where weight_previous_na is used instead " 5763 "of weight_previous"); 5764 5765 /* hw.psm.synaptics.na_right. */ 5766 sc->syninfo.na_right = 563; 5767 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5768 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5769 "na_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5770 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5771 synaptics_sysctl, "I", 5772 "Right noisy area, where weight_previous_na is used instead " 5773 "of weight_previous"); 5774 5775 /* hw.psm.synaptics.na_bottom. */ 5776 sc->syninfo.na_bottom = 1408; 5777 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5778 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5779 "na_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5780 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5781 synaptics_sysctl, "I", 5782 "Bottom noisy area, where weight_previous_na is used instead " 5783 "of weight_previous"); 5784 5785 /* hw.psm.synaptics.na_left. */ 5786 sc->syninfo.na_left = 1600; 5787 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5788 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5789 "na_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5790 sc, SYNAPTICS_SYSCTL_NA_LEFT, 5791 synaptics_sysctl, "I", 5792 "Left noisy area, where weight_previous_na is used instead " 5793 "of weight_previous"); 5794 5795 /* hw.psm.synaptics.window_min. */ 5796 sc->syninfo.window_min = 4; 5797 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5798 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5799 "window_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5800 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 5801 synaptics_sysctl, "I", 5802 "Minimum window size to start an action"); 5803 5804 /* hw.psm.synaptics.window_max. */ 5805 sc->syninfo.window_max = 10; 5806 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5807 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5808 "window_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5809 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 5810 synaptics_sysctl, "I", 5811 "Maximum window size"); 5812 5813 /* hw.psm.synaptics.multiplicator. */ 5814 sc->syninfo.multiplicator = 10000; 5815 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5816 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5817 "multiplicator", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5818 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 5819 synaptics_sysctl, "I", 5820 "Multiplicator to increase precision in averages and divisions"); 5821 5822 /* hw.psm.synaptics.weight_current. */ 5823 sc->syninfo.weight_current = 3; 5824 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5825 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5826 "weight_current", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5827 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 5828 synaptics_sysctl, "I", 5829 "Weight of the current movement in the new average"); 5830 5831 /* hw.psm.synaptics.weight_previous. */ 5832 sc->syninfo.weight_previous = 6; 5833 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5834 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5835 "weight_previous", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5836 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 5837 synaptics_sysctl, "I", 5838 "Weight of the previous average"); 5839 5840 /* hw.psm.synaptics.weight_previous_na. */ 5841 sc->syninfo.weight_previous_na = 20; 5842 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5843 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5844 "weight_previous_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5845 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 5846 synaptics_sysctl, "I", 5847 "Weight of the previous average (inside the noisy area)"); 5848 5849 /* hw.psm.synaptics.weight_len_squared. */ 5850 sc->syninfo.weight_len_squared = 2000; 5851 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5852 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5853 "weight_len_squared", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5854 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 5855 synaptics_sysctl, "I", 5856 "Length (squared) of segments where weight_previous " 5857 "starts to decrease"); 5858 5859 /* hw.psm.synaptics.div_min. */ 5860 sc->syninfo.div_min = 9; 5861 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5862 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5863 "div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5864 sc, SYNAPTICS_SYSCTL_DIV_MIN, 5865 synaptics_sysctl, "I", 5866 "Divisor for fast movements"); 5867 5868 /* hw.psm.synaptics.div_max. */ 5869 sc->syninfo.div_max = 17; 5870 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5871 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5872 "div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5873 sc, SYNAPTICS_SYSCTL_DIV_MAX, 5874 synaptics_sysctl, "I", 5875 "Divisor for slow movements"); 5876 5877 /* hw.psm.synaptics.div_max_na. */ 5878 sc->syninfo.div_max_na = 30; 5879 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5880 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5881 "div_max_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5882 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 5883 synaptics_sysctl, "I", 5884 "Divisor with slow movements (inside the noisy area)"); 5885 5886 /* hw.psm.synaptics.div_len. */ 5887 sc->syninfo.div_len = 100; 5888 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5889 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5890 "div_len", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5891 sc, SYNAPTICS_SYSCTL_DIV_LEN, 5892 synaptics_sysctl, "I", 5893 "Length of segments where div_max starts to decrease"); 5894 5895 /* hw.psm.synaptics.tap_max_delta. */ 5896 sc->syninfo.tap_max_delta = 80; 5897 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5898 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5899 "tap_max_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5900 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 5901 synaptics_sysctl, "I", 5902 "Length of segments above which a tap is ignored"); 5903 5904 /* hw.psm.synaptics.tap_min_queue. */ 5905 sc->syninfo.tap_min_queue = 2; 5906 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5907 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5908 "tap_min_queue", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5909 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 5910 synaptics_sysctl, "I", 5911 "Number of packets required to consider a tap"); 5912 5913 /* hw.psm.synaptics.taphold_timeout. */ 5914 sc->gesture.in_taphold = 0; 5915 sc->syninfo.taphold_timeout = tap_timeout; 5916 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5917 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5918 "taphold_timeout", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5919 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 5920 synaptics_sysctl, "I", 5921 "Maximum elapsed time between two taps to consider a tap-hold " 5922 "action"); 5923 5924 /* hw.psm.synaptics.vscroll_hor_area. */ 5925 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 5926 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5927 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5928 "vscroll_hor_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5929 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 5930 synaptics_sysctl, "I", 5931 "Area reserved for horizontal virtual scrolling"); 5932 5933 /* hw.psm.synaptics.vscroll_ver_area. */ 5934 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 5935 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5936 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5937 "vscroll_ver_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5938 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 5939 synaptics_sysctl, "I", 5940 "Area reserved for vertical virtual scrolling"); 5941 5942 /* hw.psm.synaptics.vscroll_min_delta. */ 5943 sc->syninfo.vscroll_min_delta = 50; 5944 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5945 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5946 "vscroll_min_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5947 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 5948 synaptics_sysctl, "I", 5949 "Minimum movement to consider virtual scrolling"); 5950 5951 /* hw.psm.synaptics.vscroll_div_min. */ 5952 sc->syninfo.vscroll_div_min = 100; 5953 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5954 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5955 "vscroll_div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5956 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 5957 synaptics_sysctl, "I", 5958 "Divisor for fast scrolling"); 5959 5960 /* hw.psm.synaptics.vscroll_div_min. */ 5961 sc->syninfo.vscroll_div_max = 150; 5962 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5963 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5964 "vscroll_div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5965 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 5966 synaptics_sysctl, "I", 5967 "Divisor for slow scrolling"); 5968 5969 /* hw.psm.synaptics.touchpad_off. */ 5970 sc->syninfo.touchpad_off = 0; 5971 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5972 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5973 "touchpad_off", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5974 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 5975 synaptics_sysctl, "I", 5976 "Turn off touchpad"); 5977 5978 sc->syninfo.softbuttons_y = 0; 5979 sc->syninfo.softbutton2_x = 0; 5980 sc->syninfo.softbutton3_x = 0; 5981 5982 /* skip softbuttons sysctl on not clickpads */ 5983 if (sc->synhw.capClickPad) 5984 synaptics_sysctl_create_softbuttons_tree(sc); 5985 } 5986 5987 static int 5988 synaptics_preferred_mode(struct psm_softc *sc) { 5989 int mode_byte; 5990 5991 /* Check if we are in relative mode */ 5992 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5993 if (tap_enabled == 0) 5994 /* 5995 * Disable tap & drag gestures. We use a Mode Byte 5996 * and set the DisGest bit (see §2.5 of Synaptics 5997 * TouchPad Interfacing Guide). 5998 */ 5999 return (0x04); 6000 else 6001 /* 6002 * Enable tap & drag gestures. We use a Mode Byte 6003 * and clear the DisGest bit (see §2.5 of Synaptics 6004 * TouchPad Interfacing Guide). 6005 */ 6006 return (0x00); 6007 } 6008 6009 mode_byte = 0xc4; 6010 6011 /* request wmode where available */ 6012 if (sc->synhw.capExtended) 6013 mode_byte |= 1; 6014 6015 return mode_byte; 6016 } 6017 6018 static void 6019 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6020 mouse_ext_command(sc->kbdc, mode_byte); 6021 6022 /* "Commit" the Set Mode Byte command sent above. */ 6023 set_mouse_sampling_rate(sc->kbdc, 20); 6024 6025 /* 6026 * Enable advanced gestures mode if supported and we are not entering 6027 * passthrough or relative mode. 6028 */ 6029 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6030 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6031 mouse_ext_command(sc->kbdc, 3); 6032 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6033 } 6034 } 6035 6036 static int 6037 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6038 { 6039 device_t psmcpnp; 6040 struct psmcpnp_softc *psmcpnp_sc; 6041 KBDC kbdc = sc->kbdc; 6042 synapticshw_t synhw; 6043 int status[3]; 6044 int buttons, middle_byte; 6045 6046 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6047 6048 /* 6049 * Just to be on the safe side: this avoids troubles with 6050 * following mouse_ext_command() when the previous command 6051 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6052 * Synaptics Touchpad behaviour. 6053 */ 6054 set_mouse_scaling(kbdc, 1); 6055 6056 /* Identify the Touchpad version. */ 6057 if (mouse_ext_command(kbdc, 0) == 0) 6058 return (FALSE); 6059 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6060 return (FALSE); 6061 middle_byte = status[1]; 6062 if (middle_byte != 0x46 && middle_byte != 0x47) 6063 return (FALSE); 6064 6065 bzero(&synhw, sizeof(synhw)); 6066 synhw.infoMinor = status[0]; 6067 synhw.infoMajor = status[2] & 0x0f; 6068 6069 if (verbose >= 2) 6070 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6071 synhw.infoMinor); 6072 6073 /* 6074 * Most synaptics touchpads return 0x47 in middle byte in responce to 6075 * identify command as stated in p.4.4 of "Synaptics PS/2 TouchPad 6076 * Interfacing Guide" and we only support v4.0 or better. But some 6077 * devices return 0x46 here and have a different numbering scheme. 6078 * In the case of 0x46, we allow versions as low as v2.0 6079 */ 6080 if ((middle_byte == 0x47 && synhw.infoMajor < 4) || 6081 (middle_byte == 0x46 && synhw.infoMajor < 2)) { 6082 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6083 return (FALSE); 6084 } 6085 6086 /* Get the Touchpad model information. */ 6087 if (mouse_ext_command(kbdc, 3) == 0) 6088 return (FALSE); 6089 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6090 return (FALSE); 6091 if ((status[1] & 0x01) != 0) { 6092 printf(" Failed to read model information\n"); 6093 return (FALSE); 6094 } 6095 6096 synhw.infoRot180 = (status[0] & 0x80) != 0; 6097 synhw.infoPortrait = (status[0] & 0x40) != 0; 6098 synhw.infoSensor = status[0] & 0x3f; 6099 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6100 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6101 synhw.capPen = (status[2] & 0x40) != 0; 6102 synhw.infoSimplC = (status[2] & 0x20) != 0; 6103 synhw.infoGeometry = status[2] & 0x0f; 6104 6105 if (verbose >= 2) { 6106 printf(" Model information:\n"); 6107 printf(" infoRot180: %d\n", synhw.infoRot180); 6108 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6109 printf(" infoSensor: %d\n", synhw.infoSensor); 6110 printf(" infoHardware: %d\n", synhw.infoHardware); 6111 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6112 printf(" capPen: %d\n", synhw.capPen); 6113 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6114 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6115 } 6116 6117 /* Read the extended capability bits. */ 6118 if (mouse_ext_command(kbdc, 2) == 0) 6119 return (FALSE); 6120 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6121 return (FALSE); 6122 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != middle_byte) { 6123 printf(" Failed to read extended capability bits\n"); 6124 return (FALSE); 6125 } 6126 6127 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6128 sc->unit); 6129 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6130 6131 /* 6132 * Set conservative defaults for 0x46 middle byte touchpads 6133 * as ExtendedQueries return bogus data. 6134 */ 6135 if (middle_byte == 0x46) { 6136 synhw.capExtended = 1; 6137 synhw.capPalmDetect = 1; 6138 synhw.capPassthrough = 1; 6139 synhw.capMultiFinger = 1; 6140 synhw.maximumXCoord = SYNAPTICS_DEFAULT_MAX_X; 6141 synhw.maximumYCoord = SYNAPTICS_DEFAULT_MAX_Y; 6142 synhw.minimumXCoord = SYNAPTICS_DEFAULT_MIN_X; 6143 synhw.minimumYCoord = SYNAPTICS_DEFAULT_MIN_Y; 6144 /* Enable multitouch mode for HW v8.1 devices */ 6145 if (psmcpnp_sc != NULL && 6146 psmcpnp_sc->type == PSMCPNP_HPSYN81) 6147 synhw.capReportsV = 1; 6148 } else 6149 synhw.capExtended = (status[0] & 0x80) != 0; 6150 6151 /* Set the different capabilities when they exist. */ 6152 buttons = 0; 6153 if (synhw.capExtended && middle_byte == 0x47) { 6154 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6155 synhw.capMiddle = (status[0] & 0x04) != 0; 6156 synhw.capPassthrough = (status[2] & 0x80) != 0; 6157 synhw.capLowPower = (status[2] & 0x40) != 0; 6158 synhw.capMultiFingerReport = 6159 (status[2] & 0x20) != 0; 6160 synhw.capSleep = (status[2] & 0x10) != 0; 6161 synhw.capFourButtons = (status[2] & 0x08) != 0; 6162 synhw.capBallistics = (status[2] & 0x04) != 0; 6163 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6164 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6165 6166 if (!set_mouse_scaling(kbdc, 1)) 6167 return (FALSE); 6168 if (mouse_ext_command(kbdc, 0x08) == 0) 6169 return (FALSE); 6170 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6171 return (FALSE); 6172 6173 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6174 synhw.infoXupmm = status[0]; 6175 synhw.infoYupmm = status[2]; 6176 } 6177 6178 if (verbose >= 2) { 6179 printf(" Extended capabilities:\n"); 6180 printf(" capExtended: %d\n", synhw.capExtended); 6181 printf(" capMiddle: %d\n", synhw.capMiddle); 6182 printf(" nExtendedQueries: %d\n", 6183 synhw.nExtendedQueries); 6184 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6185 printf(" capLowPower: %d\n", synhw.capLowPower); 6186 printf(" capMultiFingerReport: %d\n", 6187 synhw.capMultiFingerReport); 6188 printf(" capSleep: %d\n", synhw.capSleep); 6189 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6190 printf(" capBallistics: %d\n", synhw.capBallistics); 6191 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6192 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6193 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6194 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6195 } 6196 6197 /* 6198 * If nExtendedQueries is 1 or greater, then the TouchPad 6199 * supports this number of extended queries. We can load 6200 * more information about buttons using query 0x09. 6201 */ 6202 if (synhw.nExtendedQueries >= 1) { 6203 if (!set_mouse_scaling(kbdc, 1)) 6204 return (FALSE); 6205 if (mouse_ext_command(kbdc, 0x09) == 0) 6206 return (FALSE); 6207 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6208 return (FALSE); 6209 synhw.verticalScroll = (status[0] & 0x01) != 0; 6210 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6211 synhw.verticalWheel = (status[0] & 0x08) != 0; 6212 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6213 synhw.capEWmode = (status[0] & 0x04) != 0; 6214 if (verbose >= 2) { 6215 printf(" Extended model ID:\n"); 6216 printf(" verticalScroll: %d\n", 6217 synhw.verticalScroll); 6218 printf(" horizontalScroll: %d\n", 6219 synhw.horizontalScroll); 6220 printf(" verticalWheel: %d\n", 6221 synhw.verticalWheel); 6222 printf(" nExtendedButtons: %d\n", 6223 synhw.nExtendedButtons); 6224 printf(" capEWmode: %d\n", 6225 synhw.capEWmode); 6226 } 6227 /* 6228 * Add the number of extended buttons to the total 6229 * button support count, including the middle button 6230 * if capMiddle support bit is set. 6231 */ 6232 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6233 } else 6234 /* 6235 * If the capFourButtons support bit is set, 6236 * add a fourth button to the total button count. 6237 */ 6238 buttons = synhw.capFourButtons ? 1 : 0; 6239 6240 /* Read the continued capabilities bits. */ 6241 if (synhw.nExtendedQueries >= 4) { 6242 if (!set_mouse_scaling(kbdc, 1)) 6243 return (FALSE); 6244 if (mouse_ext_command(kbdc, 0x0c) == 0) 6245 return (FALSE); 6246 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6247 return (FALSE); 6248 6249 synhw.capClickPad = (status[1] & 0x01) << 1; 6250 synhw.capClickPad |= (status[0] & 0x10) != 0; 6251 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6252 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6253 synhw.capReportsV = (status[1] & 0x08) != 0; 6254 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6255 synhw.capReportsMin = (status[1] & 0x20) != 0; 6256 synhw.capInterTouch = (status[1] & 0x40) != 0; 6257 synhw.capReportsMax = (status[0] & 0x02) != 0; 6258 synhw.capClearPad = (status[0] & 0x04) != 0; 6259 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6260 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6261 6262 if (synhw.capReportsMax) { 6263 if (!set_mouse_scaling(kbdc, 1)) 6264 return (FALSE); 6265 if (mouse_ext_command(kbdc, 0x0d) == 0) 6266 return (FALSE); 6267 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6268 return (FALSE); 6269 6270 synhw.maximumXCoord = (status[0] << 5) | 6271 ((status[1] & 0x0f) << 1); 6272 synhw.maximumYCoord = (status[2] << 5) | 6273 ((status[1] & 0xf0) >> 3); 6274 } else { 6275 synhw.maximumXCoord = SYNAPTICS_DEFAULT_MAX_X; 6276 synhw.maximumYCoord = SYNAPTICS_DEFAULT_MAX_Y; 6277 } 6278 6279 if (synhw.capReportsMin) { 6280 if (!set_mouse_scaling(kbdc, 1)) 6281 return (FALSE); 6282 if (mouse_ext_command(kbdc, 0x0f) == 0) 6283 return (FALSE); 6284 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6285 return (FALSE); 6286 6287 synhw.minimumXCoord = (status[0] << 5) | 6288 ((status[1] & 0x0f) << 1); 6289 synhw.minimumYCoord = (status[2] << 5) | 6290 ((status[1] & 0xf0) >> 3); 6291 } else { 6292 synhw.minimumXCoord = SYNAPTICS_DEFAULT_MIN_X; 6293 synhw.minimumYCoord = SYNAPTICS_DEFAULT_MIN_Y; 6294 } 6295 6296 /* 6297 * ClickPad properties are not exported through PS/2 6298 * protocol. Detection is based on controller's PnP ID. 6299 */ 6300 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6301 switch (psmcpnp_sc->type) { 6302 case PSMCPNP_FORCEPAD: 6303 synhw.forcePad = 1; 6304 break; 6305 default: 6306 break; 6307 } 6308 } 6309 6310 if (verbose >= 2) { 6311 printf(" Continued capabilities:\n"); 6312 printf(" capClickPad: %d\n", 6313 synhw.capClickPad); 6314 printf(" capDeluxeLEDs: %d\n", 6315 synhw.capDeluxeLEDs); 6316 printf(" noAbsoluteFilter: %d\n", 6317 synhw.noAbsoluteFilter); 6318 printf(" capReportsV: %d\n", 6319 synhw.capReportsV); 6320 printf(" capUniformClickPad: %d\n", 6321 synhw.capUniformClickPad); 6322 printf(" capReportsMin: %d\n", 6323 synhw.capReportsMin); 6324 printf(" capInterTouch: %d\n", 6325 synhw.capInterTouch); 6326 printf(" capReportsMax: %d\n", 6327 synhw.capReportsMax); 6328 printf(" capClearPad: %d\n", 6329 synhw.capClearPad); 6330 printf(" capAdvancedGestures: %d\n", 6331 synhw.capAdvancedGestures); 6332 printf(" capCoveredPad: %d\n", 6333 synhw.capCoveredPad); 6334 if (synhw.capReportsMax) { 6335 printf(" maximumXCoord: %d\n", 6336 synhw.maximumXCoord); 6337 printf(" maximumYCoord: %d\n", 6338 synhw.maximumYCoord); 6339 } 6340 if (synhw.capReportsMin) { 6341 printf(" minimumXCoord: %d\n", 6342 synhw.minimumXCoord); 6343 printf(" minimumYCoord: %d\n", 6344 synhw.minimumYCoord); 6345 } 6346 if (synhw.capClickPad) { 6347 printf(" forcePad: %d\n", 6348 synhw.forcePad); 6349 } 6350 } 6351 buttons += synhw.capClickPad; 6352 } 6353 } 6354 6355 if (verbose >= 2) { 6356 if (synhw.capExtended) 6357 printf(" Additional Buttons: %d\n", buttons); 6358 else 6359 printf(" No extended capabilities\n"); 6360 } 6361 6362 /* 6363 * Add the default number of 3 buttons to the total 6364 * count of supported buttons reported above. 6365 */ 6366 buttons += 3; 6367 6368 /* 6369 * Read the mode byte. 6370 * 6371 * XXX: Note the Synaptics documentation also defines the first 6372 * byte of the response to this query to be a constant 0x3b, this 6373 * does not appear to be true for Touchpads with guest devices. 6374 */ 6375 if (mouse_ext_command(kbdc, 1) == 0) 6376 return (FALSE); 6377 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6378 return (FALSE); 6379 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != middle_byte) { 6380 printf(" Failed to read mode byte\n"); 6381 return (FALSE); 6382 } 6383 6384 if (arg == PROBE) 6385 sc->synhw = synhw; 6386 if (!synaptics_support) 6387 return (FALSE); 6388 6389 /* Set mouse type just now for synaptics_set_mode() */ 6390 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6391 6392 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6393 6394 if (trackpoint_support && synhw.capPassthrough) { 6395 enable_trackpoint(sc, arg); 6396 } 6397 6398 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6399 6400 if (arg == PROBE) { 6401 /* Create sysctl tree. */ 6402 synaptics_sysctl_create_tree(sc, "synaptics", 6403 "Synaptics TouchPad"); 6404 sc->hw.buttons = buttons; 6405 } 6406 6407 return (TRUE); 6408 } 6409 6410 static void 6411 synaptics_passthrough_on(struct psm_softc *sc) 6412 { 6413 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6414 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6415 } 6416 6417 static void 6418 synaptics_passthrough_off(struct psm_softc *sc) 6419 { 6420 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6421 set_mouse_scaling(sc->kbdc, 2); 6422 set_mouse_scaling(sc->kbdc, 1); 6423 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6424 } 6425 6426 /* IBM/Lenovo TrackPoint */ 6427 static int 6428 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6429 { 6430 const int seq[] = { 0xe2, cmd, loc, val }; 6431 int i; 6432 6433 if (sc->synhw.capPassthrough) 6434 synaptics_passthrough_on(sc); 6435 6436 for (i = 0; i < nitems(seq); i++) { 6437 if (sc->synhw.capPassthrough && 6438 (seq[i] == 0xff || seq[i] == 0xe7)) 6439 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6440 synaptics_passthrough_off(sc); 6441 return (EIO); 6442 } 6443 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6444 if (sc->synhw.capPassthrough) 6445 synaptics_passthrough_off(sc); 6446 return (EIO); 6447 } 6448 } 6449 6450 if (sc->synhw.capPassthrough) 6451 synaptics_passthrough_off(sc); 6452 6453 return (0); 6454 } 6455 6456 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6457 #define TPMASK 0 6458 #define TPLOC 1 6459 #define TPINFO 2 6460 6461 static int 6462 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6463 { 6464 static const int data[][3] = { 6465 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6466 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6467 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6468 { 0x00, 0x57, PSM_TPINFO(reach) }, 6469 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6470 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6471 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6472 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6473 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6474 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6475 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6476 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6477 }; 6478 struct psm_softc *sc; 6479 int error, newval, *oldvalp; 6480 const int *tp; 6481 6482 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6483 return (EINVAL); 6484 sc = arg1; 6485 tp = data[arg2]; 6486 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6487 newval = *oldvalp; 6488 error = sysctl_handle_int(oidp, &newval, 0, req); 6489 if (error != 0) 6490 return (error); 6491 if (newval == *oldvalp) 6492 return (0); 6493 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6494 return (EINVAL); 6495 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6496 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6497 if (error != 0) 6498 return (error); 6499 *oldvalp = newval; 6500 6501 return (0); 6502 } 6503 6504 static void 6505 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6506 { 6507 6508 if (sc->tpinfo.sysctl_tree != NULL) 6509 return; 6510 6511 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6512 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6513 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6514 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", CTLFLAG_RD, 6515 0, "IBM/Lenovo TrackPoint"); 6516 6517 /* hw.psm.trackpoint.sensitivity */ 6518 sc->tpinfo.sensitivity = 0x80; 6519 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6520 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6521 "sensitivity", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6522 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6523 trackpoint_sysctl, "I", 6524 "Sensitivity"); 6525 6526 /* hw.psm.trackpoint.negative_inertia */ 6527 sc->tpinfo.inertia = 0x06; 6528 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6529 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6530 "negative_inertia", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6531 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6532 trackpoint_sysctl, "I", 6533 "Negative inertia factor"); 6534 6535 /* hw.psm.trackpoint.upper_plateau */ 6536 sc->tpinfo.uplateau = 0x61; 6537 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6538 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6539 "upper_plateau", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6540 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6541 trackpoint_sysctl, "I", 6542 "Transfer function upper plateau speed"); 6543 6544 /* hw.psm.trackpoint.backup_range */ 6545 sc->tpinfo.reach = 0x0a; 6546 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6547 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6548 "backup_range", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6549 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6550 trackpoint_sysctl, "I", 6551 "Backup range"); 6552 6553 /* hw.psm.trackpoint.drag_hysteresis */ 6554 sc->tpinfo.draghys = 0xff; 6555 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6556 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6557 "drag_hysteresis", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6558 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6559 trackpoint_sysctl, "I", 6560 "Drag hysteresis"); 6561 6562 /* hw.psm.trackpoint.minimum_drag */ 6563 sc->tpinfo.mindrag = 0x14; 6564 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6565 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6566 "minimum_drag", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6567 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6568 trackpoint_sysctl, "I", 6569 "Minimum drag"); 6570 6571 /* hw.psm.trackpoint.up_threshold */ 6572 sc->tpinfo.upthresh = 0xff; 6573 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6574 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6575 "up_threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6576 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6577 trackpoint_sysctl, "I", 6578 "Up threshold for release"); 6579 6580 /* hw.psm.trackpoint.threshold */ 6581 sc->tpinfo.threshold = 0x08; 6582 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6583 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6584 "threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6585 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6586 trackpoint_sysctl, "I", 6587 "Threshold"); 6588 6589 /* hw.psm.trackpoint.jenks_curvature */ 6590 sc->tpinfo.jenks = 0x87; 6591 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6592 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6593 "jenks_curvature", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6594 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6595 trackpoint_sysctl, "I", 6596 "Jenks curvature"); 6597 6598 /* hw.psm.trackpoint.z_time */ 6599 sc->tpinfo.ztime = 0x26; 6600 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6601 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6602 "z_time", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6603 sc, TRACKPOINT_SYSCTL_Z_TIME, 6604 trackpoint_sysctl, "I", 6605 "Z time constant"); 6606 6607 /* hw.psm.trackpoint.press_to_select */ 6608 sc->tpinfo.pts = 0x00; 6609 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6610 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6611 "press_to_select", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6612 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6613 trackpoint_sysctl, "I", 6614 "Press to Select"); 6615 6616 /* hw.psm.trackpoint.skip_backups */ 6617 sc->tpinfo.skipback = 0x00; 6618 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6619 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6620 "skip_backups", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6621 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6622 trackpoint_sysctl, "I", 6623 "Skip backups from drags"); 6624 } 6625 6626 static void 6627 set_trackpoint_parameters(struct psm_softc *sc) 6628 { 6629 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6630 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6631 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6632 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6633 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6634 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6635 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6636 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6637 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6638 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6639 if (sc->tpinfo.pts == 0x01) 6640 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6641 if (sc->tpinfo.skipback == 0x01) 6642 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6643 } 6644 6645 static int 6646 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6647 { 6648 KBDC kbdc = sc->kbdc; 6649 int id; 6650 6651 /* 6652 * If called from enable_synaptics(), make sure that passthrough 6653 * mode is enabled so we can reach the trackpoint. 6654 * However, passthrough mode must be disabled before setting the 6655 * trackpoint parameters, as rackpoint_command() enables and disables 6656 * passthrough mode on its own. 6657 */ 6658 if (sc->synhw.capPassthrough) 6659 synaptics_passthrough_on(sc); 6660 6661 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6662 read_aux_data(kbdc) != 0x01) 6663 goto no_trackpoint; 6664 id = read_aux_data(kbdc); 6665 if (id < 0x01) 6666 goto no_trackpoint; 6667 if (arg == PROBE) 6668 sc->tphw = id; 6669 if (!trackpoint_support) 6670 goto no_trackpoint; 6671 6672 if (sc->synhw.capPassthrough) 6673 synaptics_passthrough_off(sc); 6674 6675 if (arg == PROBE) { 6676 trackpoint_sysctl_create_tree(sc); 6677 /* 6678 * Don't overwrite hwid and buttons when we are 6679 * a guest device. 6680 */ 6681 if (!sc->synhw.capPassthrough) { 6682 sc->hw.hwid = id; 6683 sc->hw.buttons = 3; 6684 } 6685 } 6686 6687 set_trackpoint_parameters(sc); 6688 6689 return (TRUE); 6690 6691 no_trackpoint: 6692 if (sc->synhw.capPassthrough) 6693 synaptics_passthrough_off(sc); 6694 6695 return (FALSE); 6696 } 6697 6698 /* Interlink electronics VersaPad */ 6699 static int 6700 enable_versapad(struct psm_softc *sc, enum probearg arg) 6701 { 6702 KBDC kbdc = sc->kbdc; 6703 int data[3]; 6704 6705 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 6706 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 6707 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6708 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6709 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6710 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6711 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 6712 return (FALSE); 6713 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 6714 return (FALSE); 6715 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6716 6717 return (TRUE); /* PS/2 absolute mode */ 6718 } 6719 6720 /* Elantech Touchpad */ 6721 static int 6722 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 6723 { 6724 int res, readcmd, retidx; 6725 int resp[3]; 6726 6727 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 6728 retidx = hwversion == 4 ? 1 : 0; 6729 6730 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6731 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 6732 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6733 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6734 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6735 6736 if (res == 0) 6737 *val = resp[retidx]; 6738 6739 return (res); 6740 } 6741 6742 static int 6743 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 6744 { 6745 int res, writecmd; 6746 6747 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 6748 6749 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6750 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6751 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6752 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6753 if (hwversion == 4) { 6754 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6755 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6756 } 6757 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6758 res |= send_aux_command(kbdc, val) != PSM_ACK; 6759 res |= set_mouse_scaling(kbdc, 1) == 0; 6760 6761 return (res); 6762 } 6763 6764 static int 6765 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 6766 { 6767 int res; 6768 6769 if (hwversion == 2) { 6770 res = set_mouse_scaling(kbdc, 1) == 0; 6771 res |= mouse_ext_command(kbdc, cmd) == 0; 6772 } else { 6773 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6774 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 6775 } 6776 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6777 6778 return (res); 6779 } 6780 6781 static int 6782 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 6783 { 6784 int i, val, res, hwversion, reg10; 6785 6786 /* set absolute mode */ 6787 hwversion = elanhw->hwversion; 6788 reg10 = -1; 6789 switch (hwversion) { 6790 case 2: 6791 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 6792 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6793 if (res) 6794 break; 6795 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 6796 break; 6797 case 3: 6798 reg10 = 0x0b; 6799 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6800 break; 6801 case 4: 6802 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 6803 break; 6804 default: 6805 res = 1; 6806 } 6807 6808 /* Read back reg 0x10 to ensure hardware is ready. */ 6809 if (res == 0 && reg10 >= 0) { 6810 for (i = 0; i < 5; i++) { 6811 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 6812 break; 6813 DELAY(2000); 6814 } 6815 if (i == 5) 6816 res = 1; 6817 } 6818 6819 if (res) 6820 printf("couldn't set absolute mode\n"); 6821 6822 return (res); 6823 } 6824 6825 static void 6826 elantech_init_synaptics(struct psm_softc *sc) 6827 { 6828 6829 /* Set capabilites required by movement smother */ 6830 sc->synhw.infoMajor = sc->elanhw.hwversion; 6831 sc->synhw.infoMinor = sc->elanhw.fwversion; 6832 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 6833 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 6834 sc->synhw.verticalScroll = 0; 6835 sc->synhw.nExtendedQueries = 4; 6836 sc->synhw.capExtended = 1; 6837 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 6838 sc->synhw.capClickPad = sc->elanhw.isclickpad; 6839 sc->synhw.capMultiFinger = 1; 6840 if (sc->elanhw.issemimt) 6841 sc->synhw.capAdvancedGestures = 1; 6842 else 6843 sc->synhw.capReportsV = 1; 6844 sc->synhw.capPalmDetect = 1; 6845 sc->synhw.capPen = 0; 6846 sc->synhw.capReportsMax = 1; 6847 sc->synhw.maximumXCoord = sc->elanhw.sizex; 6848 sc->synhw.maximumYCoord = sc->elanhw.sizey; 6849 sc->synhw.capReportsMin = 1; 6850 sc->synhw.minimumXCoord = 0; 6851 sc->synhw.minimumYCoord = 0; 6852 6853 if (sc->syninfo.sysctl_tree == NULL) { 6854 synaptics_sysctl_create_tree(sc, "elantech", 6855 "Elantech Touchpad"); 6856 6857 /* 6858 * Adjust synaptic smoother tunables 6859 * 1. Disable finger detection pressure threshold. Unlike 6860 * synaptics we assume the finger is acting when packet with 6861 * its X&Y arrives not when pressure exceedes some threshold 6862 * 2. Disable unrelated features like margins and noisy areas 6863 * 3. Disable virtual scroll areas as 2nd finger is preferable 6864 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 6865 * softbuttons 6866 * 5. Scale down divisors and movement lengths by a factor of 3 6867 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 6868 */ 6869 6870 /* Set reporting range to be equal touchpad size */ 6871 sc->syninfo.max_x = sc->elanhw.sizex; 6872 sc->syninfo.max_y = sc->elanhw.sizey; 6873 6874 /* Disable finger detection pressure threshold */ 6875 sc->syninfo.min_pressure = 1; 6876 6877 /* Adjust palm width to nearly match synaptics w=10 */ 6878 sc->syninfo.max_width = 7; 6879 6880 /* Elans often report double & triple taps as single event */ 6881 sc->syninfo.tap_min_queue = 1; 6882 6883 /* Use full area of touchpad */ 6884 sc->syninfo.margin_top = 0; 6885 sc->syninfo.margin_right = 0; 6886 sc->syninfo.margin_bottom = 0; 6887 sc->syninfo.margin_left = 0; 6888 6889 /* Disable noisy area */ 6890 sc->syninfo.na_top = 0; 6891 sc->syninfo.na_right = 0; 6892 sc->syninfo.na_bottom = 0; 6893 sc->syninfo.na_left = 0; 6894 6895 /* Tune divisors and movement lengths */ 6896 sc->syninfo.weight_len_squared = 200; 6897 sc->syninfo.div_min = 3; 6898 sc->syninfo.div_max = 6; 6899 sc->syninfo.div_max_na = 10; 6900 sc->syninfo.div_len = 30; 6901 sc->syninfo.tap_max_delta = 25; 6902 6903 /* Disable virtual scrolling areas and tune its divisors */ 6904 sc->syninfo.vscroll_hor_area = 0; 6905 sc->syninfo.vscroll_ver_area = 0; 6906 sc->syninfo.vscroll_min_delta = 15; 6907 sc->syninfo.vscroll_div_min = 30; 6908 sc->syninfo.vscroll_div_max = 50; 6909 6910 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 6911 if (sc->elanhw.isclickpad) { 6912 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 6913 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 6914 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 6915 } 6916 } 6917 6918 return; 6919 } 6920 6921 static int 6922 enable_elantech(struct psm_softc *sc, enum probearg arg) 6923 { 6924 static const int ic2hw[] = 6925 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 6926 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 0 }; 6927 static const int fw_sizes[][3] = { 6928 /* FW.vers MaxX MaxY */ 6929 { 0x020030, 1152, 768 }, 6930 { 0x020800, 1152, 768 }, 6931 { 0x020b00, 1152, 768 }, 6932 { 0x040215, 900, 500 }, 6933 { 0x040216, 819, 405 }, 6934 { 0x040219, 900, 500 }, 6935 }; 6936 elantechhw_t elanhw; 6937 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 6938 KBDC kbdc = sc->kbdc; 6939 6940 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 6941 6942 set_mouse_scaling(kbdc, 1); 6943 set_mouse_scaling(kbdc, 1); 6944 set_mouse_scaling(kbdc, 1); 6945 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 6946 return (FALSE); 6947 6948 if (!ELANTECH_MAGIC(resp)) 6949 return (FALSE); 6950 6951 /* Identify the Touchpad version. */ 6952 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 6953 return (FALSE); 6954 6955 bzero(&elanhw, sizeof(elanhw)); 6956 6957 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 6958 icversion = resp[0] & 0x0f; 6959 hwversion = ic2hw[icversion]; 6960 6961 if (verbose >= 2) 6962 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 6963 hwversion, elanhw.fwversion); 6964 6965 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 6966 printf (" Unsupported touchpad hardware (v1)\n"); 6967 return (FALSE); 6968 } 6969 if (hwversion == 0) { 6970 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 6971 elanhw.fwversion); 6972 return (FALSE); 6973 } 6974 6975 /* Get the Touchpad model information. */ 6976 elanhw.hwversion = hwversion; 6977 elanhw.issemimt = hwversion == 2; 6978 elanhw.isclickpad = (resp[1] & 0x10) != 0; 6979 elanhw.hascrc = (resp[1] & 0x40) != 0; 6980 elanhw.haspressure = elanhw.fwversion >= 0x020800; 6981 6982 /* Read the capability bits. */ 6983 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 6984 printf(" Failed to read capability bits\n"); 6985 return (FALSE); 6986 } 6987 6988 elanhw.ntracesx = imax(resp[1], 3); 6989 elanhw.ntracesy = imax(resp[2], 3); 6990 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 6991 6992 /* Get the touchpad resolution */ 6993 switch (hwversion) { 6994 case 4: 6995 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 6996 == 0) { 6997 dpix = (resp[1] & 0x0f) * 10 + 790; 6998 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 6999 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7000 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7001 break; 7002 } 7003 /* FALLTHROUGH */ 7004 case 2: 7005 case 3: 7006 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7007 break; 7008 } 7009 7010 if (!elantech_support) 7011 return (FALSE); 7012 7013 if (elantech_init(kbdc, &elanhw)) { 7014 printf("couldn't initialize elantech touchpad\n"); 7015 return (FALSE); 7016 } 7017 7018 /* 7019 * Get the touchpad reporting range. 7020 * On HW v.3 touchpads it should be done after switching hardware 7021 * to real resolution mode (by setting bit 3 of reg10) 7022 */ 7023 elanhw.dptracex = elanhw.dptracey = 64; 7024 for (i = 0; i < nitems(fw_sizes); i++) { 7025 if (elanhw.fwversion == fw_sizes[i][0]) { 7026 elanhw.sizex = fw_sizes[i][1]; 7027 elanhw.sizey = fw_sizes[i][2]; 7028 goto found; 7029 } 7030 } 7031 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7032 printf(" Failed to read touchpad size\n"); 7033 elanhw.sizex = 10000; /* Arbitrary high values to */ 7034 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7035 } else if (hwversion == 2) { 7036 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7037 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7038 elanhw.dptracex = resp[1] / 2; 7039 elanhw.dptracey = resp[2] / 2; 7040 } 7041 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7042 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7043 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7044 } else { 7045 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7046 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7047 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7048 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7049 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7050 } 7051 found: 7052 if (verbose >= 2) { 7053 printf(" Model information:\n"); 7054 printf(" MaxX: %d\n", elanhw.sizex); 7055 printf(" MaxY: %d\n", elanhw.sizey); 7056 printf(" DpmmX: %d\n", elanhw.dpmmx); 7057 printf(" DpmmY: %d\n", elanhw.dpmmy); 7058 printf(" TracesX: %d\n", elanhw.ntracesx); 7059 printf(" TracesY: %d\n", elanhw.ntracesy); 7060 printf(" DptraceX: %d\n", elanhw.dptracex); 7061 printf(" DptraceY: %d\n", elanhw.dptracey); 7062 printf(" SemiMT: %d\n", elanhw.issemimt); 7063 printf(" Clickpad: %d\n", elanhw.isclickpad); 7064 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7065 printf(" CRC: %d\n", elanhw.hascrc); 7066 printf(" Pressure: %d\n", elanhw.haspressure); 7067 } 7068 7069 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7070 7071 if (arg == PROBE) { 7072 sc->elanhw = elanhw; 7073 sc->hw.buttons = 3; 7074 7075 /* Initialize synaptics movement smoother */ 7076 elantech_init_synaptics(sc); 7077 7078 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7079 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7080 } 7081 7082 return (TRUE); 7083 } 7084 7085 /* 7086 * Return true if 'now' is earlier than (start + (secs.usecs)). 7087 * Now may be NULL and the function will fetch the current time from 7088 * getmicrouptime(), or a cached 'now' can be passed in. 7089 * All values should be numbers derived from getmicrouptime(). 7090 */ 7091 static int 7092 timeelapsed(start, secs, usecs, now) 7093 const struct timeval *start, *now; 7094 int secs, usecs; 7095 { 7096 struct timeval snow, tv; 7097 7098 /* if there is no 'now' passed in, the get it as a convience. */ 7099 if (now == NULL) { 7100 getmicrouptime(&snow); 7101 now = &snow; 7102 } 7103 7104 tv.tv_sec = secs; 7105 tv.tv_usec = usecs; 7106 timevaladd(&tv, start); 7107 return (timevalcmp(&tv, now, <)); 7108 } 7109 7110 static int 7111 psmresume(device_t dev) 7112 { 7113 struct psm_softc *sc = device_get_softc(dev); 7114 int unit = device_get_unit(dev); 7115 int err; 7116 7117 VLOG(2, (LOG_NOTICE, "psm%d: system resume hook called.\n", unit)); 7118 7119 if ((sc->config & 7120 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7121 return (0); 7122 7123 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7124 7125 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7126 /* 7127 * Release the blocked process; it must be notified that 7128 * the device cannot be accessed anymore. 7129 */ 7130 sc->state &= ~PSM_ASLP; 7131 wakeup(sc); 7132 } 7133 7134 VLOG(2, (LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit)); 7135 7136 return (err); 7137 } 7138 7139 DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 7140 #ifdef EVDEV_SUPPORT 7141 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7142 #endif 7143 7144 #ifdef DEV_ISA 7145 7146 /* 7147 * This sucks up assignments from PNPBIOS and ACPI. 7148 */ 7149 7150 /* 7151 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7152 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7153 * can be probed and attached only after the AT keyboard controller is 7154 * attached, we shall quietly reserve the IRQ resource for later use. 7155 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7156 * copy the IRQ resource to the PS/2 mouse device instance hanging 7157 * under the keyboard controller, then probe and attach it. 7158 */ 7159 7160 static devclass_t psmcpnp_devclass; 7161 7162 static device_probe_t psmcpnp_probe; 7163 static device_attach_t psmcpnp_attach; 7164 7165 static device_method_t psmcpnp_methods[] = { 7166 DEVMETHOD(device_probe, psmcpnp_probe), 7167 DEVMETHOD(device_attach, psmcpnp_attach), 7168 7169 { 0, 0 } 7170 }; 7171 7172 static driver_t psmcpnp_driver = { 7173 PSMCPNP_DRIVER_NAME, 7174 psmcpnp_methods, 7175 sizeof(struct psmcpnp_softc), 7176 }; 7177 7178 static struct isa_pnp_id psmcpnp_ids[] = { 7179 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7180 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7181 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7182 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7183 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7184 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7185 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7186 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7187 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7188 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7189 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7190 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7191 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7192 { 0 } 7193 }; 7194 7195 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7196 static struct isa_pnp_id forcepad_ids[] = { 7197 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7198 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7199 { 0 } 7200 }; 7201 7202 /* List of HW v8.1 synaptics touchpads erroneously detected as HW v2.0 */ 7203 static struct isa_pnp_id hpsyn81_ids[] = { 7204 { 0x9e012e4f, "HP PS/2 trackpad port" }, /* SYN019E, EB 9470 */ 7205 { 0 } 7206 }; 7207 7208 static int 7209 create_a_copy(device_t atkbdc, device_t me) 7210 { 7211 device_t psm; 7212 u_long irq; 7213 7214 /* find the PS/2 mouse device instance under the keyboard controller */ 7215 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7216 device_get_unit(atkbdc)); 7217 if (psm == NULL) 7218 return (ENXIO); 7219 if (device_get_state(psm) != DS_NOTPRESENT) 7220 return (0); 7221 7222 /* move our resource to the found device */ 7223 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7224 bus_delete_resource(me, SYS_RES_IRQ, 0); 7225 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7226 7227 /* ...then probe and attach it */ 7228 return (device_probe_and_attach(psm)); 7229 } 7230 7231 static int 7232 psmcpnp_probe(device_t dev) 7233 { 7234 struct psmcpnp_softc *sc = device_get_softc(dev); 7235 struct resource *res; 7236 u_long irq; 7237 int rid; 7238 7239 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7240 sc->type = PSMCPNP_FORCEPAD; 7241 else if(ISA_PNP_PROBE(device_get_parent(dev), dev, hpsyn81_ids) == 0) 7242 sc->type = PSMCPNP_HPSYN81; 7243 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7244 sc->type = PSMCPNP_GENERIC; 7245 else 7246 return (ENXIO); 7247 7248 /* 7249 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7250 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7251 * declares the PS/2 mouse device node without an IRQ resource! 7252 * If this happens, we shall refer to device hints. 7253 * If we still don't find it there, use a hardcoded value... XXX 7254 */ 7255 rid = 0; 7256 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7257 if (irq <= 0) { 7258 if (resource_long_value(PSM_DRIVER_NAME, 7259 device_get_unit(dev),"irq", &irq) != 0) 7260 irq = 12; /* XXX */ 7261 device_printf(dev, "irq resource info is missing; " 7262 "assuming irq %ld\n", irq); 7263 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7264 } 7265 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7266 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7267 7268 /* keep quiet */ 7269 if (!bootverbose) 7270 device_quiet(dev); 7271 7272 return ((res == NULL) ? ENXIO : 0); 7273 } 7274 7275 static int 7276 psmcpnp_attach(device_t dev) 7277 { 7278 device_t atkbdc; 7279 7280 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7281 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7282 device_get_unit(dev)); 7283 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7284 create_a_copy(atkbdc, dev); 7285 7286 return (0); 7287 } 7288 7289 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7290 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7291 ISA_PNP_INFO(psmcpnp_ids); 7292 #endif /* DEV_ISA */ 7293