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) 2027 { 2028 struct psm_softc *sc = evdev_get_softc(evdev); 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 int 2047 psm_ev_close_r(struct evdev_dev *evdev) 2048 { 2049 struct psm_softc *sc = evdev_get_softc(evdev); 2050 int err = 0; 2051 2052 sc->state &= ~PSM_EV_OPEN_R; 2053 2054 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2055 return (0); 2056 2057 if (sc->state & PSM_VALID) 2058 err = psmclose(sc); 2059 2060 return (err); 2061 } 2062 2063 static int 2064 psm_ev_open_a(struct evdev_dev *evdev) 2065 { 2066 struct psm_softc *sc = evdev_get_softc(evdev); 2067 int err = 0; 2068 2069 /* Get device data */ 2070 if ((sc->state & PSM_VALID) == 0) { 2071 /* the device is no longer valid/functioning */ 2072 return (ENXIO); 2073 } 2074 2075 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2076 err = psmopen(sc); 2077 2078 if (err == 0) 2079 sc->state |= PSM_EV_OPEN_A; 2080 2081 return (err); 2082 } 2083 2084 static int 2085 psm_ev_close_a(struct evdev_dev *evdev) 2086 { 2087 struct psm_softc *sc = evdev_get_softc(evdev); 2088 int err = 0; 2089 2090 sc->state &= ~PSM_EV_OPEN_A; 2091 2092 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2093 return (0); 2094 2095 if (sc->state & PSM_VALID) 2096 err = psmclose(sc); 2097 2098 return (err); 2099 } 2100 #endif 2101 2102 static int 2103 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2104 { 2105 struct psm_softc *sc; 2106 int err = 0; 2107 2108 /* Get device data */ 2109 sc = dev->si_drv1; 2110 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2111 /* the device is no longer valid/functioning */ 2112 return (ENXIO); 2113 } 2114 2115 /* Disallow multiple opens */ 2116 if (sc->state & PSM_OPEN) 2117 return (EBUSY); 2118 2119 device_busy(devclass_get_device(psm_devclass, sc->unit)); 2120 2121 #ifdef EVDEV_SUPPORT 2122 /* Already opened by evdev */ 2123 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2124 #endif 2125 err = psmopen(sc); 2126 2127 if (err == 0) 2128 sc->state |= PSM_OPEN; 2129 else 2130 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2131 2132 return (err); 2133 } 2134 2135 static int 2136 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2137 { 2138 struct psm_softc *sc; 2139 int err = 0; 2140 2141 /* Get device data */ 2142 sc = dev->si_drv1; 2143 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2144 /* the device is no longer valid/functioning */ 2145 return (ENXIO); 2146 } 2147 2148 #ifdef EVDEV_SUPPORT 2149 /* Still opened by evdev */ 2150 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2151 #endif 2152 err = psmclose(sc); 2153 2154 if (err == 0) { 2155 sc->state &= ~PSM_OPEN; 2156 /* clean up and sigio requests */ 2157 if (sc->async != NULL) { 2158 funsetown(&sc->async); 2159 sc->async = NULL; 2160 } 2161 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2162 } 2163 2164 return (err); 2165 } 2166 2167 static int 2168 psmopen(struct psm_softc *sc) 2169 { 2170 int command_byte; 2171 int err; 2172 int s; 2173 2174 /* Initialize state */ 2175 sc->mode.level = sc->dflt_mode.level; 2176 sc->mode.protocol = sc->dflt_mode.protocol; 2177 sc->watchdog = FALSE; 2178 sc->async = NULL; 2179 2180 /* flush the event queue */ 2181 sc->queue.count = 0; 2182 sc->queue.head = 0; 2183 sc->queue.tail = 0; 2184 sc->status.flags = 0; 2185 sc->status.button = 0; 2186 sc->status.obutton = 0; 2187 sc->status.dx = 0; 2188 sc->status.dy = 0; 2189 sc->status.dz = 0; 2190 sc->button = 0; 2191 sc->pqueue_start = 0; 2192 sc->pqueue_end = 0; 2193 2194 /* empty input buffer */ 2195 flushpackets(sc); 2196 sc->syncerrors = 0; 2197 sc->pkterrors = 0; 2198 2199 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2200 if (!kbdc_lock(sc->kbdc, TRUE)) 2201 return (EIO); 2202 2203 /* save the current controller command byte */ 2204 s = spltty(); 2205 command_byte = get_controller_command_byte(sc->kbdc); 2206 2207 /* enable the aux port and temporalily disable the keyboard */ 2208 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2209 kbdc_get_device_mask(sc->kbdc), 2210 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2211 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2212 /* CONTROLLER ERROR; do you know how to get out of this? */ 2213 kbdc_lock(sc->kbdc, FALSE); 2214 splx(s); 2215 log(LOG_ERR, 2216 "psm%d: unable to set the command byte (psmopen).\n", 2217 sc->unit); 2218 return (EIO); 2219 } 2220 /* 2221 * Now that the keyboard controller is told not to generate 2222 * the keyboard and mouse interrupts, call `splx()' to allow 2223 * the other tty interrupts. The clock interrupt may also occur, 2224 * but timeout routines will be blocked by the poll flag set 2225 * via `kbdc_lock()' 2226 */ 2227 splx(s); 2228 2229 /* enable the mouse device */ 2230 err = doopen(sc, command_byte); 2231 2232 /* done */ 2233 kbdc_lock(sc->kbdc, FALSE); 2234 return (err); 2235 } 2236 2237 static int 2238 psmclose(struct psm_softc *sc) 2239 { 2240 int stat[3]; 2241 int command_byte; 2242 int s; 2243 2244 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2245 if (!kbdc_lock(sc->kbdc, TRUE)) 2246 return (EIO); 2247 2248 /* save the current controller command byte */ 2249 s = spltty(); 2250 command_byte = get_controller_command_byte(sc->kbdc); 2251 if (command_byte == -1) { 2252 kbdc_lock(sc->kbdc, FALSE); 2253 splx(s); 2254 return (EIO); 2255 } 2256 2257 /* disable the aux interrupt and temporalily disable the keyboard */ 2258 if (!set_controller_command_byte(sc->kbdc, 2259 kbdc_get_device_mask(sc->kbdc), 2260 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2261 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2262 log(LOG_ERR, 2263 "psm%d: failed to disable the aux int (psmclose).\n", 2264 sc->unit); 2265 /* CONTROLLER ERROR; 2266 * NOTE: we shall force our way through. Because the only 2267 * ill effect we shall see is that we may not be able 2268 * to read ACK from the mouse, and it doesn't matter much 2269 * so long as the mouse will accept the DISABLE command. 2270 */ 2271 } 2272 splx(s); 2273 2274 /* stop the watchdog timer */ 2275 callout_stop(&sc->callout); 2276 2277 /* remove anything left in the output buffer */ 2278 empty_aux_buffer(sc->kbdc, 10); 2279 2280 /* disable the aux device, port and interrupt */ 2281 if (sc->state & PSM_VALID) { 2282 if (!disable_aux_dev(sc->kbdc)) { 2283 /* MOUSE ERROR; 2284 * NOTE: we don't return (error) and continue, 2285 * pretending we have successfully disabled the device. 2286 * It's OK because the interrupt routine will discard 2287 * any data from the mouse hereafter. 2288 */ 2289 log(LOG_ERR, 2290 "psm%d: failed to disable the device (psmclose).\n", 2291 sc->unit); 2292 } 2293 2294 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2295 log(LOG_DEBUG, 2296 "psm%d: failed to get status (psmclose).\n", 2297 sc->unit); 2298 } 2299 2300 if (!set_controller_command_byte(sc->kbdc, 2301 kbdc_get_device_mask(sc->kbdc), 2302 (command_byte & KBD_KBD_CONTROL_BITS) | 2303 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2304 /* 2305 * CONTROLLER ERROR; 2306 * we shall ignore this error; see the above comment. 2307 */ 2308 log(LOG_ERR, 2309 "psm%d: failed to disable the aux port (psmclose).\n", 2310 sc->unit); 2311 } 2312 2313 /* remove anything left in the output buffer */ 2314 empty_aux_buffer(sc->kbdc, 10); 2315 2316 /* close is almost always successful */ 2317 kbdc_lock(sc->kbdc, FALSE); 2318 return (0); 2319 } 2320 2321 static int 2322 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2323 u_char *buf) 2324 { 2325 static u_char butmapps2[8] = { 2326 0, 2327 MOUSE_PS2_BUTTON1DOWN, 2328 MOUSE_PS2_BUTTON2DOWN, 2329 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2330 MOUSE_PS2_BUTTON3DOWN, 2331 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2332 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2333 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2334 MOUSE_PS2_BUTTON3DOWN, 2335 }; 2336 static u_char butmapmsc[8] = { 2337 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2338 MOUSE_MSC_BUTTON3UP, 2339 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2340 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2341 MOUSE_MSC_BUTTON3UP, 2342 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2343 MOUSE_MSC_BUTTON2UP, 2344 MOUSE_MSC_BUTTON1UP, 2345 0, 2346 }; 2347 int mapped; 2348 int i; 2349 2350 if (sc->mode.level == PSM_LEVEL_BASE) { 2351 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2352 if (status->button & MOUSE_BUTTON4DOWN) 2353 mapped |= MOUSE_BUTTON1DOWN; 2354 status->button = mapped; 2355 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2356 i = imax(imin(status->dx, 255), -256); 2357 if (i < 0) 2358 buf[0] |= MOUSE_PS2_XNEG; 2359 buf[1] = i; 2360 i = imax(imin(status->dy, 255), -256); 2361 if (i < 0) 2362 buf[0] |= MOUSE_PS2_YNEG; 2363 buf[2] = i; 2364 return (MOUSE_PS2_PACKETSIZE); 2365 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2366 buf[0] = MOUSE_MSC_SYNC | 2367 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2368 i = imax(imin(status->dx, 255), -256); 2369 buf[1] = i >> 1; 2370 buf[3] = i - buf[1]; 2371 i = imax(imin(status->dy, 255), -256); 2372 buf[2] = i >> 1; 2373 buf[4] = i - buf[2]; 2374 i = imax(imin(status->dz, 127), -128); 2375 buf[5] = (i >> 1) & 0x7f; 2376 buf[6] = (i - (i >> 1)) & 0x7f; 2377 buf[7] = (~status->button >> 3) & 0x7f; 2378 return (MOUSE_SYS_PACKETSIZE); 2379 } 2380 return (pb->inputbytes); 2381 } 2382 2383 static int 2384 psmread(struct cdev *dev, struct uio *uio, int flag) 2385 { 2386 struct psm_softc *sc = dev->si_drv1; 2387 u_char buf[PSM_SMALLBUFSIZE]; 2388 int error = 0; 2389 int s; 2390 int l; 2391 2392 if ((sc->state & PSM_VALID) == 0) 2393 return (EIO); 2394 2395 /* block until mouse activity occurred */ 2396 s = spltty(); 2397 while (sc->queue.count <= 0) { 2398 if (dev != sc->bdev) { 2399 splx(s); 2400 return (EWOULDBLOCK); 2401 } 2402 sc->state |= PSM_ASLP; 2403 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2404 sc->state &= ~PSM_ASLP; 2405 if (error) { 2406 splx(s); 2407 return (error); 2408 } else if ((sc->state & PSM_VALID) == 0) { 2409 /* the device disappeared! */ 2410 splx(s); 2411 return (EIO); 2412 } 2413 } 2414 splx(s); 2415 2416 /* copy data to the user land */ 2417 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2418 s = spltty(); 2419 l = imin(sc->queue.count, uio->uio_resid); 2420 if (l > sizeof(buf)) 2421 l = sizeof(buf); 2422 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2423 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2424 sizeof(sc->queue.buf) - sc->queue.head); 2425 bcopy(&sc->queue.buf[0], 2426 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2427 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2428 } else 2429 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2430 sc->queue.count -= l; 2431 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2432 splx(s); 2433 error = uiomove(buf, l, uio); 2434 if (error) 2435 break; 2436 } 2437 2438 return (error); 2439 } 2440 2441 static int 2442 block_mouse_data(struct psm_softc *sc, int *c) 2443 { 2444 int s; 2445 2446 if (!kbdc_lock(sc->kbdc, TRUE)) 2447 return (EIO); 2448 2449 s = spltty(); 2450 *c = get_controller_command_byte(sc->kbdc); 2451 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2452 kbdc_get_device_mask(sc->kbdc), 2453 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2454 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2455 /* this is CONTROLLER ERROR */ 2456 splx(s); 2457 kbdc_lock(sc->kbdc, FALSE); 2458 return (EIO); 2459 } 2460 2461 /* 2462 * The device may be in the middle of status data transmission. 2463 * The transmission will be interrupted, thus, incomplete status 2464 * data must be discarded. Although the aux interrupt is disabled 2465 * at the keyboard controller level, at most one aux interrupt 2466 * may have already been pending and a data byte is in the 2467 * output buffer; throw it away. Note that the second argument 2468 * to `empty_aux_buffer()' is zero, so that the call will just 2469 * flush the internal queue. 2470 * `psmintr()' will be invoked after `splx()' if an interrupt is 2471 * pending; it will see no data and returns immediately. 2472 */ 2473 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2474 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2475 flushpackets(sc); 2476 splx(s); 2477 2478 return (0); 2479 } 2480 2481 static void 2482 dropqueue(struct psm_softc *sc) 2483 { 2484 2485 sc->queue.count = 0; 2486 sc->queue.head = 0; 2487 sc->queue.tail = 0; 2488 if ((sc->state & PSM_SOFTARMED) != 0) { 2489 sc->state &= ~PSM_SOFTARMED; 2490 callout_stop(&sc->softcallout); 2491 } 2492 sc->pqueue_start = sc->pqueue_end; 2493 } 2494 2495 static void 2496 flushpackets(struct psm_softc *sc) 2497 { 2498 2499 dropqueue(sc); 2500 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2501 } 2502 2503 static int 2504 unblock_mouse_data(struct psm_softc *sc, int c) 2505 { 2506 int error = 0; 2507 2508 /* 2509 * We may have seen a part of status data during `set_mouse_XXX()'. 2510 * they have been queued; flush it. 2511 */ 2512 empty_aux_buffer(sc->kbdc, 0); 2513 2514 /* restore ports and interrupt */ 2515 if (!set_controller_command_byte(sc->kbdc, 2516 kbdc_get_device_mask(sc->kbdc), 2517 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2518 /* 2519 * CONTROLLER ERROR; this is serious, we may have 2520 * been left with the inaccessible keyboard and 2521 * the disabled mouse interrupt. 2522 */ 2523 error = EIO; 2524 } 2525 2526 kbdc_lock(sc->kbdc, FALSE); 2527 return (error); 2528 } 2529 2530 static int 2531 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2532 { 2533 struct psm_softc *sc = dev->si_drv1; 2534 u_char buf[PSM_SMALLBUFSIZE]; 2535 int error = 0, i, l; 2536 2537 if ((sc->state & PSM_VALID) == 0) 2538 return (EIO); 2539 2540 if (sc->mode.level < PSM_LEVEL_NATIVE) 2541 return (ENODEV); 2542 2543 /* copy data from the user land */ 2544 while (uio->uio_resid > 0) { 2545 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2546 error = uiomove(buf, l, uio); 2547 if (error) 2548 break; 2549 for (i = 0; i < l; i++) { 2550 VLOG(4, (LOG_DEBUG, "psm: cmd 0x%x\n", buf[i])); 2551 if (!write_aux_command(sc->kbdc, buf[i])) { 2552 VLOG(2, (LOG_DEBUG, 2553 "psm: cmd 0x%x failed.\n", buf[i])); 2554 return (reinitialize(sc, FALSE)); 2555 } 2556 } 2557 } 2558 2559 return (error); 2560 } 2561 2562 static int 2563 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2564 struct thread *td) 2565 { 2566 struct psm_softc *sc = dev->si_drv1; 2567 mousemode_t mode; 2568 mousestatus_t status; 2569 mousedata_t *data; 2570 int stat[3]; 2571 int command_byte; 2572 int error = 0; 2573 int s; 2574 2575 /* Perform IOCTL command */ 2576 switch (cmd) { 2577 2578 case OLD_MOUSE_GETHWINFO: 2579 s = spltty(); 2580 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2581 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2582 ((old_mousehw_t *)addr)->type = sc->hw.type; 2583 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2584 splx(s); 2585 break; 2586 2587 case MOUSE_GETHWINFO: 2588 s = spltty(); 2589 *(mousehw_t *)addr = sc->hw; 2590 if (sc->mode.level == PSM_LEVEL_BASE) 2591 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2592 splx(s); 2593 break; 2594 2595 case MOUSE_SYN_GETHWINFO: 2596 s = spltty(); 2597 if (sc->synhw.infoMajor >= 4) 2598 *(synapticshw_t *)addr = sc->synhw; 2599 else 2600 error = EINVAL; 2601 splx(s); 2602 break; 2603 2604 case OLD_MOUSE_GETMODE: 2605 s = spltty(); 2606 switch (sc->mode.level) { 2607 case PSM_LEVEL_BASE: 2608 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2609 break; 2610 case PSM_LEVEL_STANDARD: 2611 ((old_mousemode_t *)addr)->protocol = 2612 MOUSE_PROTO_SYSMOUSE; 2613 break; 2614 case PSM_LEVEL_NATIVE: 2615 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2616 break; 2617 } 2618 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2619 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2620 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2621 splx(s); 2622 break; 2623 2624 case MOUSE_GETMODE: 2625 s = spltty(); 2626 *(mousemode_t *)addr = sc->mode; 2627 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2628 ((mousemode_t *)addr)->syncmask[0] = 0; 2629 ((mousemode_t *)addr)->syncmask[1] = 0; 2630 } 2631 ((mousemode_t *)addr)->resolution = 2632 MOUSE_RES_LOW - sc->mode.resolution; 2633 switch (sc->mode.level) { 2634 case PSM_LEVEL_BASE: 2635 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2636 ((mousemode_t *)addr)->packetsize = 2637 MOUSE_PS2_PACKETSIZE; 2638 break; 2639 case PSM_LEVEL_STANDARD: 2640 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2641 ((mousemode_t *)addr)->packetsize = 2642 MOUSE_SYS_PACKETSIZE; 2643 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2644 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2645 break; 2646 case PSM_LEVEL_NATIVE: 2647 /* FIXME: this isn't quite correct... XXX */ 2648 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2649 break; 2650 } 2651 splx(s); 2652 break; 2653 2654 case OLD_MOUSE_SETMODE: 2655 case MOUSE_SETMODE: 2656 if (cmd == OLD_MOUSE_SETMODE) { 2657 mode.rate = ((old_mousemode_t *)addr)->rate; 2658 /* 2659 * resolution old I/F new I/F 2660 * default 0 0 2661 * low 1 -2 2662 * medium low 2 -3 2663 * medium high 3 -4 2664 * high 4 -5 2665 */ 2666 if (((old_mousemode_t *)addr)->resolution > 0) 2667 mode.resolution = 2668 -((old_mousemode_t *)addr)->resolution - 1; 2669 else 2670 mode.resolution = 0; 2671 mode.accelfactor = 2672 ((old_mousemode_t *)addr)->accelfactor; 2673 mode.level = -1; 2674 } else 2675 mode = *(mousemode_t *)addr; 2676 2677 /* adjust and validate parameters. */ 2678 if (mode.rate > UCHAR_MAX) 2679 return (EINVAL); 2680 if (mode.rate == 0) 2681 mode.rate = sc->dflt_mode.rate; 2682 else if (mode.rate == -1) 2683 /* don't change the current setting */ 2684 ; 2685 else if (mode.rate < 0) 2686 return (EINVAL); 2687 if (mode.resolution >= UCHAR_MAX) 2688 return (EINVAL); 2689 if (mode.resolution >= 200) 2690 mode.resolution = MOUSE_RES_HIGH; 2691 else if (mode.resolution >= 100) 2692 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2693 else if (mode.resolution >= 50) 2694 mode.resolution = MOUSE_RES_MEDIUMLOW; 2695 else if (mode.resolution > 0) 2696 mode.resolution = MOUSE_RES_LOW; 2697 if (mode.resolution == MOUSE_RES_DEFAULT) 2698 mode.resolution = sc->dflt_mode.resolution; 2699 else if (mode.resolution == -1) 2700 /* don't change the current setting */ 2701 ; 2702 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2703 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2704 if (mode.level == -1) 2705 /* don't change the current setting */ 2706 mode.level = sc->mode.level; 2707 else if ((mode.level < PSM_LEVEL_MIN) || 2708 (mode.level > PSM_LEVEL_MAX)) 2709 return (EINVAL); 2710 if (mode.accelfactor == -1) 2711 /* don't change the current setting */ 2712 mode.accelfactor = sc->mode.accelfactor; 2713 else if (mode.accelfactor < 0) 2714 return (EINVAL); 2715 2716 /* don't allow anybody to poll the keyboard controller */ 2717 error = block_mouse_data(sc, &command_byte); 2718 if (error) 2719 return (error); 2720 2721 /* set mouse parameters */ 2722 if (mode.rate > 0) 2723 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2724 mode.rate); 2725 if (mode.resolution >= 0) 2726 mode.resolution = 2727 set_mouse_resolution(sc->kbdc, mode.resolution); 2728 set_mouse_scaling(sc->kbdc, 1); 2729 get_mouse_status(sc->kbdc, stat, 0, 3); 2730 2731 s = spltty(); 2732 sc->mode.rate = mode.rate; 2733 sc->mode.resolution = mode.resolution; 2734 sc->mode.accelfactor = mode.accelfactor; 2735 sc->mode.level = mode.level; 2736 splx(s); 2737 2738 unblock_mouse_data(sc, command_byte); 2739 break; 2740 2741 case MOUSE_GETLEVEL: 2742 *(int *)addr = sc->mode.level; 2743 break; 2744 2745 case MOUSE_SETLEVEL: 2746 if ((*(int *)addr < PSM_LEVEL_MIN) || 2747 (*(int *)addr > PSM_LEVEL_MAX)) 2748 return (EINVAL); 2749 sc->mode.level = *(int *)addr; 2750 break; 2751 2752 case MOUSE_GETSTATUS: 2753 s = spltty(); 2754 status = sc->status; 2755 sc->status.flags = 0; 2756 sc->status.obutton = sc->status.button; 2757 sc->status.button = 0; 2758 sc->status.dx = 0; 2759 sc->status.dy = 0; 2760 sc->status.dz = 0; 2761 splx(s); 2762 *(mousestatus_t *)addr = status; 2763 break; 2764 2765 case MOUSE_READSTATE: 2766 case MOUSE_READDATA: 2767 data = (mousedata_t *)addr; 2768 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2769 return (EINVAL); 2770 2771 error = block_mouse_data(sc, &command_byte); 2772 if (error) 2773 return (error); 2774 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2775 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2776 error = EIO; 2777 unblock_mouse_data(sc, command_byte); 2778 break; 2779 2780 #if (defined(MOUSE_SETRESOLUTION)) 2781 case MOUSE_SETRESOLUTION: 2782 mode.resolution = *(int *)addr; 2783 if (mode.resolution >= UCHAR_MAX) 2784 return (EINVAL); 2785 else if (mode.resolution >= 200) 2786 mode.resolution = MOUSE_RES_HIGH; 2787 else if (mode.resolution >= 100) 2788 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2789 else if (mode.resolution >= 50) 2790 mode.resolution = MOUSE_RES_MEDIUMLOW; 2791 else if (mode.resolution > 0) 2792 mode.resolution = MOUSE_RES_LOW; 2793 if (mode.resolution == MOUSE_RES_DEFAULT) 2794 mode.resolution = sc->dflt_mode.resolution; 2795 else if (mode.resolution == -1) 2796 mode.resolution = sc->mode.resolution; 2797 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2798 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2799 2800 error = block_mouse_data(sc, &command_byte); 2801 if (error) 2802 return (error); 2803 sc->mode.resolution = 2804 set_mouse_resolution(sc->kbdc, mode.resolution); 2805 if (sc->mode.resolution != mode.resolution) 2806 error = EIO; 2807 unblock_mouse_data(sc, command_byte); 2808 break; 2809 #endif /* MOUSE_SETRESOLUTION */ 2810 2811 #if (defined(MOUSE_SETRATE)) 2812 case MOUSE_SETRATE: 2813 mode.rate = *(int *)addr; 2814 if (mode.rate > UCHAR_MAX) 2815 return (EINVAL); 2816 if (mode.rate == 0) 2817 mode.rate = sc->dflt_mode.rate; 2818 else if (mode.rate < 0) 2819 mode.rate = sc->mode.rate; 2820 2821 error = block_mouse_data(sc, &command_byte); 2822 if (error) 2823 return (error); 2824 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2825 if (sc->mode.rate != mode.rate) 2826 error = EIO; 2827 unblock_mouse_data(sc, command_byte); 2828 break; 2829 #endif /* MOUSE_SETRATE */ 2830 2831 #if (defined(MOUSE_SETSCALING)) 2832 case MOUSE_SETSCALING: 2833 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2834 return (EINVAL); 2835 2836 error = block_mouse_data(sc, &command_byte); 2837 if (error) 2838 return (error); 2839 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2840 error = EIO; 2841 unblock_mouse_data(sc, command_byte); 2842 break; 2843 #endif /* MOUSE_SETSCALING */ 2844 2845 #if (defined(MOUSE_GETHWID)) 2846 case MOUSE_GETHWID: 2847 error = block_mouse_data(sc, &command_byte); 2848 if (error) 2849 return (error); 2850 sc->hw.hwid &= ~0x00ff; 2851 sc->hw.hwid |= get_aux_id(sc->kbdc); 2852 *(int *)addr = sc->hw.hwid & 0x00ff; 2853 unblock_mouse_data(sc, command_byte); 2854 break; 2855 #endif /* MOUSE_GETHWID */ 2856 2857 case FIONBIO: 2858 case FIOASYNC: 2859 break; 2860 case FIOSETOWN: 2861 error = fsetown(*(int *)addr, &sc->async); 2862 break; 2863 case FIOGETOWN: 2864 *(int *) addr = fgetown(&sc->async); 2865 break; 2866 default: 2867 return (ENOTTY); 2868 } 2869 2870 return (error); 2871 } 2872 2873 static void 2874 psmtimeout(void *arg) 2875 { 2876 struct psm_softc *sc; 2877 int s; 2878 2879 sc = (struct psm_softc *)arg; 2880 s = spltty(); 2881 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2882 VLOG(6, (LOG_DEBUG, "psm%d: lost interrupt?\n", sc->unit)); 2883 psmintr(sc); 2884 kbdc_lock(sc->kbdc, FALSE); 2885 } 2886 sc->watchdog = TRUE; 2887 splx(s); 2888 callout_reset(&sc->callout, hz, psmtimeout, sc); 2889 } 2890 2891 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2892 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2893 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2894 2895 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2896 "Verbosity level"); 2897 2898 static int psmhz = 20; 2899 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2900 "Frequency of the softcallout (in hz)"); 2901 static int psmerrsecs = 2; 2902 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2903 "Number of seconds during which packets will dropped after a sync error"); 2904 static int psmerrusecs = 0; 2905 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2906 "Microseconds to add to psmerrsecs"); 2907 static int psmsecs = 0; 2908 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2909 "Max number of seconds between soft interrupts"); 2910 static int psmusecs = 500000; 2911 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2912 "Microseconds to add to psmsecs"); 2913 static int pkterrthresh = 2; 2914 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2915 "Number of error packets allowed before reinitializing the mouse"); 2916 2917 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2918 "Enable tap and drag gestures"); 2919 static int tap_threshold = PSM_TAP_THRESHOLD; 2920 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2921 "Button tap threshold"); 2922 static int tap_timeout = PSM_TAP_TIMEOUT; 2923 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2924 "Tap timeout for touchpads"); 2925 2926 /* Tunables */ 2927 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2928 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2929 2930 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2931 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2932 2933 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2934 &elantech_support, 0, "Enable support for Elantech touchpads"); 2935 2936 static void 2937 psmintr(void *arg) 2938 { 2939 struct psm_softc *sc = arg; 2940 struct timeval now; 2941 int c; 2942 packetbuf_t *pb; 2943 2944 2945 /* read until there is nothing to read */ 2946 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 2947 pb = &sc->pqueue[sc->pqueue_end]; 2948 2949 /* discard the byte if the device is not open */ 2950 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2951 continue; 2952 2953 getmicrouptime(&now); 2954 if ((pb->inputbytes > 0) && 2955 timevalcmp(&now, &sc->inputtimeout, >)) { 2956 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 2957 "resetting byte count\n")); 2958 pb->inputbytes = 0; 2959 sc->syncerrors = 0; 2960 sc->pkterrors = 0; 2961 } 2962 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 2963 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 2964 timevaladd(&sc->inputtimeout, &now); 2965 2966 pb->ipacket[pb->inputbytes++] = c; 2967 2968 if (sc->mode.level == PSM_LEVEL_NATIVE) { 2969 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 2970 sc->syncerrors = 0; 2971 sc->pkterrors = 0; 2972 goto next; 2973 } else { 2974 if (pb->inputbytes < sc->mode.packetsize) 2975 continue; 2976 2977 VLOG(4, (LOG_DEBUG, 2978 "psmintr: %02x %02x %02x %02x %02x %02x\n", 2979 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 2980 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 2981 } 2982 2983 c = pb->ipacket[0]; 2984 2985 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2986 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 2987 sc->flags &= ~PSM_NEED_SYNCBITS; 2988 VLOG(2, (LOG_DEBUG, 2989 "psmintr: Sync bytes now %04x,%04x\n", 2990 sc->mode.syncmask[0], sc->mode.syncmask[1])); 2991 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 2992 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 2993 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 2994 "(%04x != %04x) %d cmds since last error.\n", 2995 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 2996 sc->cmdcount - sc->lasterr)); 2997 sc->lasterr = sc->cmdcount; 2998 /* 2999 * The sync byte test is a weak measure of packet 3000 * validity. Conservatively discard any input yet 3001 * to be seen by userland when we detect a sync 3002 * error since there is a good chance some of 3003 * the queued packets have undetected errors. 3004 */ 3005 dropqueue(sc); 3006 if (sc->syncerrors == 0) 3007 sc->pkterrors++; 3008 ++sc->syncerrors; 3009 sc->lastinputerr = now; 3010 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3011 sc->pkterrors >= pkterrthresh) { 3012 /* 3013 * If we've failed to find a single sync byte 3014 * in 2 packets worth of data, or we've seen 3015 * persistent packet errors during the 3016 * validation period, reinitialize the mouse 3017 * in hopes of returning it to the expected 3018 * mode. 3019 */ 3020 VLOG(3, (LOG_DEBUG, 3021 "psmintr: reset the mouse.\n")); 3022 reinitialize(sc, TRUE); 3023 } else if (sc->syncerrors == sc->mode.packetsize) { 3024 /* 3025 * Try a soft reset after searching for a sync 3026 * byte through a packet length of bytes. 3027 */ 3028 VLOG(3, (LOG_DEBUG, 3029 "psmintr: re-enable the mouse.\n")); 3030 pb->inputbytes = 0; 3031 disable_aux_dev(sc->kbdc); 3032 enable_aux_dev(sc->kbdc); 3033 } else { 3034 VLOG(3, (LOG_DEBUG, 3035 "psmintr: discard a byte (%d)\n", 3036 sc->syncerrors)); 3037 pb->inputbytes--; 3038 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3039 pb->inputbytes); 3040 } 3041 continue; 3042 } 3043 3044 /* 3045 * We have what appears to be a valid packet. 3046 * Reset the error counters. 3047 */ 3048 sc->syncerrors = 0; 3049 3050 /* 3051 * Drop even good packets if they occur within a timeout 3052 * period of a sync error. This allows the detection of 3053 * a change in the mouse's packet mode without exposing 3054 * erratic mouse behavior to the user. Some KVMs forget 3055 * enhanced mouse modes during switch events. 3056 */ 3057 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3058 &now)) { 3059 pb->inputbytes = 0; 3060 continue; 3061 } 3062 3063 /* 3064 * Now that we're out of the validation period, reset 3065 * the packet error count. 3066 */ 3067 sc->pkterrors = 0; 3068 3069 sc->cmdcount++; 3070 next: 3071 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3072 sc->pqueue_end = 0; 3073 /* 3074 * If we've filled the queue then call the softintr ourselves, 3075 * otherwise schedule the interrupt for later. 3076 */ 3077 if (!timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3078 (sc->pqueue_end == sc->pqueue_start)) { 3079 if ((sc->state & PSM_SOFTARMED) != 0) { 3080 sc->state &= ~PSM_SOFTARMED; 3081 callout_stop(&sc->softcallout); 3082 } 3083 psmsoftintr(arg); 3084 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3085 sc->state |= PSM_SOFTARMED; 3086 callout_reset(&sc->softcallout, 3087 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3088 } 3089 } 3090 } 3091 3092 static void 3093 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3094 int *x, int *y, int *z) 3095 { 3096 3097 /* 3098 * PS2++ protocol packet 3099 * 3100 * b7 b6 b5 b4 b3 b2 b1 b0 3101 * byte 1: * 1 p3 p2 1 * * * 3102 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3103 * 3104 * p3-p0: packet type 3105 * c1, c2: c1 & c2 == 1, if p2 == 0 3106 * c1 & c2 == 0, if p2 == 1 3107 * 3108 * packet type: 0 (device type) 3109 * See comments in enable_mmanplus() below. 3110 * 3111 * packet type: 1 (wheel data) 3112 * 3113 * b7 b6 b5 b4 b3 b2 b1 b0 3114 * byte 3: h * B5 B4 s d2 d1 d0 3115 * 3116 * h: 1, if horizontal roller data 3117 * 0, if vertical roller data 3118 * B4, B5: button 4 and 5 3119 * s: sign bit 3120 * d2-d0: roller data 3121 * 3122 * packet type: 2 (reserved) 3123 */ 3124 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3125 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3126 /* 3127 * the extended data packet encodes button 3128 * and wheel events 3129 */ 3130 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3131 case 1: 3132 /* wheel data packet */ 3133 *x = *y = 0; 3134 if (pb->ipacket[2] & 0x80) { 3135 /* XXX horizontal roller count - ignore it */ 3136 ; 3137 } else { 3138 /* vertical roller count */ 3139 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3140 (pb->ipacket[2] & 0x0f) - 16 : 3141 (pb->ipacket[2] & 0x0f); 3142 } 3143 ms->button |= (pb->ipacket[2] & 3144 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3145 MOUSE_BUTTON4DOWN : 0; 3146 ms->button |= (pb->ipacket[2] & 3147 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3148 MOUSE_BUTTON5DOWN : 0; 3149 break; 3150 case 2: 3151 /* 3152 * this packet type is reserved by 3153 * Logitech... 3154 */ 3155 /* 3156 * IBM ScrollPoint Mouse uses this 3157 * packet type to encode both vertical 3158 * and horizontal scroll movement. 3159 */ 3160 *x = *y = 0; 3161 /* horizontal count */ 3162 if (pb->ipacket[2] & 0x0f) 3163 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3164 -2 : 2; 3165 /* vertical count */ 3166 if (pb->ipacket[2] & 0xf0) 3167 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3168 -1 : 1; 3169 break; 3170 case 0: 3171 /* device type packet - shouldn't happen */ 3172 /* FALLTHROUGH */ 3173 default: 3174 *x = *y = 0; 3175 ms->button = ms->obutton; 3176 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3177 "type %d: 0x%02x 0x%02x 0x%02x\n", 3178 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3179 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3180 break; 3181 } 3182 } else { 3183 /* preserve button states */ 3184 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3185 } 3186 } 3187 3188 static int 3189 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3190 int *x, int *y, int *z) 3191 { 3192 static int touchpad_buttons; 3193 static int guest_buttons; 3194 static finger_t f[PSM_FINGERS]; 3195 int w, id, nfingers, ewcode, extended_buttons, clickpad_pressed; 3196 3197 extended_buttons = 0; 3198 3199 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3200 * 3201 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3202 * ------------------------------------------------ 3203 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3204 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3205 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3206 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3207 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3208 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3209 * 3210 * Legend: 3211 * L: left physical mouse button 3212 * R: right physical mouse button 3213 * D: down button 3214 * U: up button 3215 * W: "wrist" value 3216 * X: x position 3217 * Y: y position 3218 * Z: pressure 3219 * 3220 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3221 * 3222 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3223 * ------------------------------------------------------ 3224 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3225 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3226 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3227 * 3228 * Legend: 3229 * M: Middle physical mouse button 3230 * E: Extended mouse buttons reported instead of low bits of X and Y 3231 * b1-b8: Extended mouse buttons 3232 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3233 * 4 and 5, for reading X and Y value they should be zeroed. 3234 * 3235 * Absolute reportable limits: 0 - 6143. 3236 * Typical bezel limits: 1472 - 5472. 3237 * Typical edge marings: 1632 - 5312. 3238 * 3239 * w = 3 Passthrough Packet 3240 * 3241 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3242 */ 3243 3244 if (!synaptics_support) 3245 return (0); 3246 3247 /* Sanity check for out of sync packets. */ 3248 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3249 (pb->ipacket[3] & 0xc8) != 0xc0) 3250 return (-1); 3251 3252 *x = *y = 0; 3253 ms->button = ms->obutton; 3254 3255 /* 3256 * Pressure value. 3257 * Interpretation: 3258 * z = 0 No finger contact 3259 * z = 10 Finger hovering near the pad 3260 * z = 30 Very light finger contact 3261 * z = 80 Normal finger contact 3262 * z = 110 Very heavy finger contact 3263 * z = 200 Finger lying flat on pad surface 3264 * z = 255 Maximum reportable Z 3265 */ 3266 *z = pb->ipacket[2]; 3267 3268 /* 3269 * Finger width value 3270 * Interpretation: 3271 * w = 0 Two finger on the pad (capMultiFinger needed) 3272 * w = 1 Three or more fingers (capMultiFinger needed) 3273 * w = 2 Pen (instead of finger) (capPen needed) 3274 * w = 3 Reserved (passthrough?) 3275 * w = 4-7 Finger of normal width (capPalmDetect needed) 3276 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3277 * w = 15 Maximum reportable width (capPalmDetect needed) 3278 */ 3279 /* XXX Is checking capExtended enough? */ 3280 if (sc->synhw.capExtended) 3281 w = ((pb->ipacket[0] & 0x30) >> 2) | 3282 ((pb->ipacket[0] & 0x04) >> 1) | 3283 ((pb->ipacket[3] & 0x04) >> 2); 3284 else { 3285 /* Assume a finger of regular width. */ 3286 w = 4; 3287 } 3288 3289 switch (w) { 3290 case 3: 3291 /* 3292 * Handle packets from the guest device. See: 3293 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3294 */ 3295 if (sc->synhw.capPassthrough) { 3296 *x = ((pb->ipacket[1] & 0x10) ? 3297 pb->ipacket[4] - 256 : pb->ipacket[4]); 3298 *y = ((pb->ipacket[1] & 0x20) ? 3299 pb->ipacket[5] - 256 : pb->ipacket[5]); 3300 *z = 0; 3301 3302 guest_buttons = 0; 3303 if (pb->ipacket[1] & 0x01) 3304 guest_buttons |= MOUSE_BUTTON1DOWN; 3305 if (pb->ipacket[1] & 0x04) 3306 guest_buttons |= MOUSE_BUTTON2DOWN; 3307 if (pb->ipacket[1] & 0x02) 3308 guest_buttons |= MOUSE_BUTTON3DOWN; 3309 #ifdef EVDEV_SUPPORT 3310 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3311 evdev_push_rel(sc->evdev_r, REL_X, *x); 3312 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3313 evdev_push_mouse_btn(sc->evdev_r, 3314 guest_buttons); 3315 evdev_sync(sc->evdev_r); 3316 } 3317 #endif 3318 ms->button = touchpad_buttons | guest_buttons | 3319 sc->extended_buttons; 3320 } 3321 goto SYNAPTICS_END; 3322 3323 case 2: 3324 /* Handle Extended W mode packets */ 3325 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3326 #if PSM_FINGERS > 1 3327 switch (ewcode) { 3328 case 1: 3329 /* Secondary finger */ 3330 if (sc->synhw.capAdvancedGestures) 3331 f[1] = (finger_t) { 3332 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3333 pb->ipacket[1]) << 1, 3334 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3335 pb->ipacket[2]) << 1, 3336 .p = ((pb->ipacket[3] & 0x30) | 3337 (pb->ipacket[5] & 0x0f)) << 1, 3338 .w = PSM_FINGER_DEFAULT_W, 3339 .flags = PSM_FINGER_FUZZY, 3340 }; 3341 else if (sc->synhw.capReportsV) 3342 f[1] = (finger_t) { 3343 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3344 (pb->ipacket[1] & 0xfe)) << 1, 3345 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3346 (pb->ipacket[2] & 0xfe)) << 1, 3347 .p = ((pb->ipacket[3] & 0x30) | 3348 (pb->ipacket[5] & 0x0e)) << 1, 3349 .w = (((pb->ipacket[5] & 0x01) << 2) | 3350 ((pb->ipacket[2] & 0x01) << 1) | 3351 (pb->ipacket[1] & 0x01)) + 8, 3352 .flags = PSM_FINGER_FUZZY, 3353 }; 3354 default: 3355 break; 3356 } 3357 #endif 3358 goto SYNAPTICS_END; 3359 3360 case 1: 3361 case 0: 3362 nfingers = w + 2; 3363 break; 3364 3365 default: 3366 nfingers = 1; 3367 } 3368 3369 if (sc->syninfo.touchpad_off) 3370 goto SYNAPTICS_END; 3371 3372 /* Button presses */ 3373 touchpad_buttons = 0; 3374 if (pb->ipacket[0] & 0x01) 3375 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3376 if (pb->ipacket[0] & 0x02) 3377 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3378 3379 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3380 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3381 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3382 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3383 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3384 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3385 !sc->synhw.capClickPad) { 3386 /* Middle Button */ 3387 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3388 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3389 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3390 /* Extended Buttons */ 3391 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3392 if (sc->syninfo.directional_scrolls) { 3393 if (pb->ipacket[4] & 0x01) 3394 extended_buttons |= MOUSE_BUTTON4DOWN; 3395 if (pb->ipacket[5] & 0x01) 3396 extended_buttons |= MOUSE_BUTTON5DOWN; 3397 if (pb->ipacket[4] & 0x02) 3398 extended_buttons |= MOUSE_BUTTON6DOWN; 3399 if (pb->ipacket[5] & 0x02) 3400 extended_buttons |= MOUSE_BUTTON7DOWN; 3401 } else { 3402 if (pb->ipacket[4] & 0x01) 3403 extended_buttons |= MOUSE_BUTTON1DOWN; 3404 if (pb->ipacket[5] & 0x01) 3405 extended_buttons |= MOUSE_BUTTON3DOWN; 3406 if (pb->ipacket[4] & 0x02) 3407 extended_buttons |= MOUSE_BUTTON2DOWN; 3408 sc->extended_buttons = extended_buttons; 3409 } 3410 3411 /* 3412 * Zero out bits used by extended buttons to avoid 3413 * misinterpretation of the data absolute position. 3414 * 3415 * The bits represented by 3416 * 3417 * (nExtendedButtons + 1) >> 1 3418 * 3419 * will be masked out in both bytes. 3420 * The mask for n bits is computed with the formula 3421 * 3422 * (1 << n) - 1 3423 */ 3424 int maskedbits = 0; 3425 int mask = 0; 3426 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3427 mask = (1 << maskedbits) - 1; 3428 #ifdef EVDEV_SUPPORT 3429 int i; 3430 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3431 if (sc->synhw.capPassthrough) { 3432 evdev_push_mouse_btn(sc->evdev_r, 3433 extended_buttons); 3434 evdev_sync(sc->evdev_r); 3435 } 3436 for (i = 0; i < maskedbits; i++) { 3437 evdev_push_key(sc->evdev_a, 3438 BTN_0 + i * 2, 3439 pb->ipacket[4] & (1 << i)); 3440 evdev_push_key(sc->evdev_a, 3441 BTN_0 + i * 2 + 1, 3442 pb->ipacket[5] & (1 << i)); 3443 } 3444 } 3445 #endif 3446 pb->ipacket[4] &= ~(mask); 3447 pb->ipacket[5] &= ~(mask); 3448 } else if (!sc->syninfo.directional_scrolls && 3449 !sc->gesture.in_vscroll) { 3450 /* 3451 * Keep reporting MOUSE DOWN until we get a new packet 3452 * indicating otherwise. 3453 */ 3454 extended_buttons |= sc->extended_buttons; 3455 } 3456 } 3457 3458 if (sc->synhw.capReportsV && nfingers > 1) 3459 f[0] = (finger_t) { 3460 .x = ((pb->ipacket[3] & 0x10) << 8) | 3461 ((pb->ipacket[1] & 0x0f) << 8) | 3462 (pb->ipacket[4] & 0xfd), 3463 .y = ((pb->ipacket[3] & 0x20) << 7) | 3464 ((pb->ipacket[1] & 0xf0) << 4) | 3465 (pb->ipacket[5] & 0xfd), 3466 .p = *z & 0xfe, 3467 .w = (((pb->ipacket[2] & 0x01) << 2) | 3468 (pb->ipacket[5] & 0x02) | 3469 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3470 .flags = PSM_FINGER_FUZZY, 3471 }; 3472 else 3473 f[0] = (finger_t) { 3474 .x = ((pb->ipacket[3] & 0x10) << 8) | 3475 ((pb->ipacket[1] & 0x0f) << 8) | 3476 pb->ipacket[4], 3477 .y = ((pb->ipacket[3] & 0x20) << 7) | 3478 ((pb->ipacket[1] & 0xf0) << 4) | 3479 pb->ipacket[5], 3480 .p = *z, 3481 .w = w, 3482 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3483 }; 3484 3485 /* Ignore hovering and unmeasurable touches */ 3486 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3487 nfingers = 0; 3488 3489 /* Handle ClickPad */ 3490 if (sc->synhw.capClickPad) { 3491 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3492 if (sc->synhw.forcePad) { 3493 /* 3494 * Forcepads erroneously report button click if there 3495 * are 2 or more fingers on the touchpad breaking 3496 * multifinger gestures. To workaround this start 3497 * reporting a click only after 4 consecutive single 3498 * touch packets has been received. 3499 * Skip these packets in case more contacts appear. 3500 */ 3501 switch (nfingers) { 3502 case 0: 3503 sc->fpcount = 0; 3504 break; 3505 case 1: 3506 if (clickpad_pressed && sc->fpcount < INT_MAX) 3507 ++sc->fpcount; 3508 /* FALLTHROUGH */ 3509 default: 3510 if (!clickpad_pressed) 3511 sc->fpcount = 0; 3512 if (sc->fpcount >= sc->syninfo.window_min) 3513 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3514 } 3515 } else if (clickpad_pressed) 3516 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3517 } 3518 3519 for (id = 0; id < PSM_FINGERS; id++) 3520 if (id >= nfingers) 3521 PSM_FINGER_RESET(f[id]); 3522 3523 #ifdef EVDEV_SUPPORT 3524 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3525 for (id = 0; id < PSM_FINGERS; id++) { 3526 if (PSM_FINGER_IS_SET(f[id])) 3527 psm_push_mt_finger(sc, id, &f[id]); 3528 else 3529 psm_release_mt_slot(sc->evdev_a, id); 3530 } 3531 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3532 evdev_push_nfingers(sc->evdev_a, nfingers); 3533 if (nfingers > 0) 3534 psm_push_st_finger(sc, &f[0]); 3535 else 3536 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3537 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3538 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3539 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3540 touchpad_buttons & MOUSE_BUTTON4DOWN); 3541 evdev_push_key(sc->evdev_a, BTN_BACK, 3542 touchpad_buttons & MOUSE_BUTTON5DOWN); 3543 } 3544 evdev_sync(sc->evdev_a); 3545 } 3546 #endif 3547 3548 ms->button = touchpad_buttons; 3549 3550 psmgestures(sc, &f[0], nfingers, ms); 3551 for (id = 0; id < PSM_FINGERS; id++) 3552 psmsmoother(sc, &f[id], id, ms, x, y); 3553 3554 /* Palm detection doesn't terminate the current action. */ 3555 if (psmpalmdetect(sc, &f[0], nfingers)) { 3556 *x = *y = *z = 0; 3557 ms->button = ms->obutton; 3558 return (0); 3559 } 3560 3561 ms->button |= extended_buttons | guest_buttons; 3562 3563 SYNAPTICS_END: 3564 /* 3565 * Use the extra buttons as a scrollwheel 3566 * 3567 * XXX X.Org uses the Z axis for vertical wheel only, 3568 * whereas moused(8) understands special values to differ 3569 * vertical and horizontal wheels. 3570 * 3571 * xf86-input-mouse needs therefore a small patch to 3572 * understand these special values. Without it, the 3573 * horizontal wheel acts as a vertical wheel in X.Org. 3574 * 3575 * That's why the horizontal wheel is disabled by 3576 * default for now. 3577 */ 3578 if (ms->button & MOUSE_BUTTON4DOWN) 3579 *z = -1; 3580 else if (ms->button & MOUSE_BUTTON5DOWN) 3581 *z = 1; 3582 else if (ms->button & MOUSE_BUTTON6DOWN) 3583 *z = -2; 3584 else if (ms->button & MOUSE_BUTTON7DOWN) 3585 *z = 2; 3586 else 3587 *z = 0; 3588 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3589 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3590 3591 return (0); 3592 } 3593 3594 static int 3595 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3596 { 3597 if (!( 3598 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3599 !sc->synhw.capReportsV && nfingers > 1) || 3600 (sc->synhw.capReportsV && nfingers > 2) || 3601 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3602 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3603 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3604 /* 3605 * We consider the packet irrelevant for the current 3606 * action when: 3607 * - the width isn't comprised in: 3608 * [1; max_width] 3609 * - the pressure isn't comprised in: 3610 * [min_pressure; max_pressure] 3611 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3612 */ 3613 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3614 return (1); 3615 } 3616 return (0); 3617 } 3618 3619 static void 3620 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3621 mousestatus_t *ms) 3622 { 3623 smoother_t *smoother; 3624 gesture_t *gest; 3625 finger_t *f; 3626 int y_ok, center_button, center_x, right_button, right_x, i; 3627 3628 f = &fingers[0]; 3629 smoother = &sc->smoother[0]; 3630 gest = &sc->gesture; 3631 3632 /* Find first active finger. */ 3633 if (nfingers > 0) { 3634 for (i = 0; i < PSM_FINGERS; i++) { 3635 if (PSM_FINGER_IS_SET(fingers[i])) { 3636 f = &fingers[i]; 3637 smoother = &sc->smoother[i]; 3638 break; 3639 } 3640 } 3641 } 3642 3643 /* 3644 * Check pressure to detect a real wanted action on the 3645 * touchpad. 3646 */ 3647 if (f->p >= sc->syninfo.min_pressure) { 3648 int x0, y0; 3649 int dxp, dyp; 3650 int start_x, start_y; 3651 int queue_len; 3652 int margin_top, margin_right, margin_bottom, margin_left; 3653 int window_min, window_max; 3654 int vscroll_hor_area, vscroll_ver_area; 3655 int two_finger_scroll; 3656 int max_x, max_y; 3657 3658 /* Read sysctl. */ 3659 /* XXX Verify values? */ 3660 margin_top = sc->syninfo.margin_top; 3661 margin_right = sc->syninfo.margin_right; 3662 margin_bottom = sc->syninfo.margin_bottom; 3663 margin_left = sc->syninfo.margin_left; 3664 window_min = sc->syninfo.window_min; 3665 window_max = sc->syninfo.window_max; 3666 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3667 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3668 two_finger_scroll = sc->syninfo.two_finger_scroll; 3669 max_x = sc->syninfo.max_x; 3670 max_y = sc->syninfo.max_y; 3671 3672 /* Read current absolute position. */ 3673 x0 = f->x; 3674 y0 = f->y; 3675 3676 /* 3677 * Limit the coordinates to the specified margins because 3678 * this area isn't very reliable. 3679 */ 3680 if (x0 <= margin_left) 3681 x0 = margin_left; 3682 else if (x0 >= max_x - margin_right) 3683 x0 = max_x - margin_right; 3684 if (y0 <= margin_bottom) 3685 y0 = margin_bottom; 3686 else if (y0 >= max_y - margin_top) 3687 y0 = max_y - margin_top; 3688 3689 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3690 x0, y0, f->p, f->w)); 3691 3692 /* 3693 * If the action is just beginning, init the structure and 3694 * compute tap timeout. 3695 */ 3696 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3697 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3698 3699 /* Initialize queue. */ 3700 gest->window_min = window_min; 3701 3702 /* Reset pressure peak. */ 3703 gest->zmax = 0; 3704 3705 /* Reset fingers count. */ 3706 gest->fingers_nb = 0; 3707 3708 /* Reset virtual scrolling state. */ 3709 gest->in_vscroll = 0; 3710 3711 /* Compute tap timeout. */ 3712 gest->taptimeout.tv_sec = tap_timeout / 1000000; 3713 gest->taptimeout.tv_usec = tap_timeout % 1000000; 3714 timevaladd(&gest->taptimeout, &sc->lastsoftintr); 3715 3716 sc->flags |= PSM_FLAGS_FINGERDOWN; 3717 3718 /* Smoother has not been reset yet */ 3719 queue_len = 1; 3720 start_x = x0; 3721 start_y = y0; 3722 } else { 3723 queue_len = smoother->queue_len + 1; 3724 start_x = smoother->start_x; 3725 start_y = smoother->start_y; 3726 } 3727 3728 /* Process ClickPad softbuttons */ 3729 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3730 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3731 start_y < sc->syninfo.softbuttons_y : 3732 start_y > max_y + sc->syninfo.softbuttons_y; 3733 3734 center_button = MOUSE_BUTTON2DOWN; 3735 center_x = sc->syninfo.softbutton2_x; 3736 right_button = MOUSE_BUTTON3DOWN; 3737 right_x = sc->syninfo.softbutton3_x; 3738 3739 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3740 center_button = MOUSE_BUTTON3DOWN; 3741 center_x = sc->syninfo.softbutton3_x; 3742 right_button = MOUSE_BUTTON2DOWN; 3743 right_x = sc->syninfo.softbutton2_x; 3744 } 3745 3746 if (right_x > 0 && start_x > right_x && y_ok) 3747 ms->button = (ms->button & 3748 ~MOUSE_BUTTON1DOWN) | right_button; 3749 else if (center_x > 0 && start_x > center_x && y_ok) 3750 ms->button = (ms->button & 3751 ~MOUSE_BUTTON1DOWN) | center_button; 3752 } 3753 3754 /* If in tap-hold, add the recorded button. */ 3755 if (gest->in_taphold) 3756 ms->button |= gest->tap_button; 3757 3758 /* 3759 * For tap, we keep the maximum number of fingers and the 3760 * pressure peak. Also with multiple fingers, we increase 3761 * the minimum window. 3762 */ 3763 if (nfingers > 1) 3764 gest->window_min = window_max; 3765 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3766 gest->zmax = imax(f->p, gest->zmax); 3767 3768 /* Do we have enough packets to consider this a gesture? */ 3769 if (queue_len < gest->window_min) 3770 return; 3771 3772 dyp = -1; 3773 dxp = -1; 3774 3775 /* Is a scrolling action occurring? */ 3776 if (!gest->in_taphold && !ms->button && 3777 (!gest->in_vscroll || two_finger_scroll)) { 3778 /* 3779 * A scrolling action must not conflict with a tap 3780 * action. Here are the conditions to consider a 3781 * scrolling action: 3782 * - the action in a configurable area 3783 * - one of the following: 3784 * . the distance between the last packet and the 3785 * first should be above a configurable minimum 3786 * . tap timed out 3787 */ 3788 dxp = abs(x0 - start_x); 3789 dyp = abs(y0 - start_y); 3790 3791 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3792 dxp >= sc->syninfo.vscroll_min_delta || 3793 dyp >= sc->syninfo.vscroll_min_delta) { 3794 /* 3795 * Handle two finger scrolling. 3796 * Note that we don't rely on fingers_nb 3797 * as that keeps the maximum number of fingers. 3798 */ 3799 if (two_finger_scroll) { 3800 if (nfingers == 2) { 3801 gest->in_vscroll += 3802 dyp ? 2 : 0; 3803 gest->in_vscroll += 3804 dxp ? 1 : 0; 3805 } 3806 } else { 3807 /* Check for horizontal scrolling. */ 3808 if ((vscroll_hor_area > 0 && 3809 start_y <= vscroll_hor_area) || 3810 (vscroll_hor_area < 0 && 3811 start_y >= 3812 max_y + vscroll_hor_area)) 3813 gest->in_vscroll += 2; 3814 3815 /* Check for vertical scrolling. */ 3816 if ((vscroll_ver_area > 0 && 3817 start_x <= vscroll_ver_area) || 3818 (vscroll_ver_area < 0 && 3819 start_x >= 3820 max_x + vscroll_ver_area)) 3821 gest->in_vscroll += 1; 3822 } 3823 3824 /* Avoid conflicts if area overlaps. */ 3825 if (gest->in_vscroll >= 3) 3826 gest->in_vscroll = 3827 (dxp > dyp) ? 2 : 1; 3828 } 3829 } 3830 /* 3831 * Reset two finger scrolling when the number of fingers 3832 * is different from two or any button is pressed. 3833 */ 3834 if (two_finger_scroll && gest->in_vscroll != 0 && 3835 (nfingers != 2 || ms->button)) 3836 gest->in_vscroll = 0; 3837 3838 VLOG(5, (LOG_DEBUG, 3839 "synaptics: virtual scrolling: %s " 3840 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 3841 gest->in_vscroll ? "YES" : "NO", 3842 gest->in_vscroll, dxp, dyp, 3843 gest->fingers_nb)); 3844 3845 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 3846 /* 3847 * An action is currently taking place but the pressure 3848 * dropped under the minimum, putting an end to it. 3849 */ 3850 int taphold_timeout, dx, dy, tap_max_delta; 3851 3852 dx = abs(smoother->queue[smoother->queue_cursor].x - 3853 smoother->start_x); 3854 dy = abs(smoother->queue[smoother->queue_cursor].y - 3855 smoother->start_y); 3856 3857 /* Max delta is disabled for multi-fingers tap. */ 3858 if (gest->fingers_nb > 1) 3859 tap_max_delta = imax(dx, dy); 3860 else 3861 tap_max_delta = sc->syninfo.tap_max_delta; 3862 3863 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 3864 3865 /* Check for tap. */ 3866 VLOG(3, (LOG_DEBUG, 3867 "synaptics: zmax=%d, dx=%d, dy=%d, " 3868 "delta=%d, fingers=%d, queue=%d\n", 3869 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 3870 smoother->queue_len)); 3871 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 3872 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 3873 dx <= tap_max_delta && dy <= tap_max_delta && 3874 smoother->queue_len >= sc->syninfo.tap_min_queue) { 3875 /* 3876 * We have a tap if: 3877 * - the maximum pressure went over tap_threshold 3878 * - the action ended before tap_timeout 3879 * 3880 * To handle tap-hold, we must delay any button push to 3881 * the next action. 3882 */ 3883 if (gest->in_taphold) { 3884 /* 3885 * This is the second and last tap of a 3886 * double tap action, not a tap-hold. 3887 */ 3888 gest->in_taphold = 0; 3889 3890 /* 3891 * For double-tap to work: 3892 * - no button press is emitted (to 3893 * simulate a button release) 3894 * - PSM_FLAGS_FINGERDOWN is set to 3895 * force the next packet to emit a 3896 * button press) 3897 */ 3898 VLOG(2, (LOG_DEBUG, 3899 "synaptics: button RELEASE: %d\n", 3900 gest->tap_button)); 3901 sc->flags |= PSM_FLAGS_FINGERDOWN; 3902 3903 /* Schedule button press on next interrupt */ 3904 sc->idletimeout.tv_sec = psmhz > 1 ? 3905 0 : 1; 3906 sc->idletimeout.tv_usec = psmhz > 1 ? 3907 1000000 / psmhz : 0; 3908 } else { 3909 /* 3910 * This is the first tap: we set the 3911 * tap-hold state and notify the button 3912 * down event. 3913 */ 3914 gest->in_taphold = 1; 3915 taphold_timeout = sc->syninfo.taphold_timeout; 3916 gest->taptimeout.tv_sec = taphold_timeout / 3917 1000000; 3918 gest->taptimeout.tv_usec = taphold_timeout % 3919 1000000; 3920 sc->idletimeout = gest->taptimeout; 3921 timevaladd(&gest->taptimeout, 3922 &sc->lastsoftintr); 3923 3924 switch (gest->fingers_nb) { 3925 case 3: 3926 gest->tap_button = 3927 MOUSE_BUTTON2DOWN; 3928 break; 3929 case 2: 3930 gest->tap_button = 3931 MOUSE_BUTTON3DOWN; 3932 break; 3933 default: 3934 gest->tap_button = 3935 MOUSE_BUTTON1DOWN; 3936 } 3937 VLOG(2, (LOG_DEBUG, 3938 "synaptics: button PRESS: %d\n", 3939 gest->tap_button)); 3940 ms->button |= gest->tap_button; 3941 } 3942 } else { 3943 /* 3944 * Not enough pressure or timeout: reset 3945 * tap-hold state. 3946 */ 3947 if (gest->in_taphold) { 3948 VLOG(2, (LOG_DEBUG, 3949 "synaptics: button RELEASE: %d\n", 3950 gest->tap_button)); 3951 gest->in_taphold = 0; 3952 } else { 3953 VLOG(2, (LOG_DEBUG, 3954 "synaptics: not a tap-hold\n")); 3955 } 3956 } 3957 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 3958 /* 3959 * For a tap-hold to work, the button must remain down at 3960 * least until timeout (where the in_taphold flags will be 3961 * cleared) or during the next action. 3962 */ 3963 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 3964 ms->button |= gest->tap_button; 3965 } else { 3966 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 3967 gest->tap_button)); 3968 gest->in_taphold = 0; 3969 } 3970 } 3971 3972 return; 3973 } 3974 3975 static void 3976 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 3977 mousestatus_t *ms, int *x, int *y) 3978 { 3979 smoother_t *smoother = &sc->smoother[smoother_id]; 3980 gesture_t *gest = &(sc->gesture); 3981 3982 /* 3983 * Check pressure to detect a real wanted action on the 3984 * touchpad. 3985 */ 3986 if (f->p >= sc->syninfo.min_pressure) { 3987 int x0, y0; 3988 int cursor, peer, window; 3989 int dx, dy, dxp, dyp; 3990 int max_width, max_pressure; 3991 int margin_top, margin_right, margin_bottom, margin_left; 3992 int na_top, na_right, na_bottom, na_left; 3993 int window_min, window_max; 3994 int multiplicator; 3995 int weight_current, weight_previous, weight_len_squared; 3996 int div_min, div_max, div_len; 3997 int vscroll_hor_area, vscroll_ver_area; 3998 int two_finger_scroll; 3999 int max_x, max_y; 4000 int len, weight_prev_x, weight_prev_y; 4001 int div_max_x, div_max_y, div_x, div_y; 4002 int is_fuzzy; 4003 4004 /* Read sysctl. */ 4005 /* XXX Verify values? */ 4006 max_width = sc->syninfo.max_width; 4007 max_pressure = sc->syninfo.max_pressure; 4008 margin_top = sc->syninfo.margin_top; 4009 margin_right = sc->syninfo.margin_right; 4010 margin_bottom = sc->syninfo.margin_bottom; 4011 margin_left = sc->syninfo.margin_left; 4012 na_top = sc->syninfo.na_top; 4013 na_right = sc->syninfo.na_right; 4014 na_bottom = sc->syninfo.na_bottom; 4015 na_left = sc->syninfo.na_left; 4016 window_min = sc->syninfo.window_min; 4017 window_max = sc->syninfo.window_max; 4018 multiplicator = sc->syninfo.multiplicator; 4019 weight_current = sc->syninfo.weight_current; 4020 weight_previous = sc->syninfo.weight_previous; 4021 weight_len_squared = sc->syninfo.weight_len_squared; 4022 div_min = sc->syninfo.div_min; 4023 div_max = sc->syninfo.div_max; 4024 div_len = sc->syninfo.div_len; 4025 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 4026 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 4027 two_finger_scroll = sc->syninfo.two_finger_scroll; 4028 max_x = sc->syninfo.max_x; 4029 max_y = sc->syninfo.max_y; 4030 4031 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4032 4033 /* Read current absolute position. */ 4034 x0 = f->x; 4035 y0 = f->y; 4036 4037 /* 4038 * Limit the coordinates to the specified margins because 4039 * this area isn't very reliable. 4040 */ 4041 if (x0 <= margin_left) 4042 x0 = margin_left; 4043 else if (x0 >= max_x - margin_right) 4044 x0 = max_x - margin_right; 4045 if (y0 <= margin_bottom) 4046 y0 = margin_bottom; 4047 else if (y0 >= max_y - margin_top) 4048 y0 = max_y - margin_top; 4049 4050 /* If the action is just beginning, init the structure. */ 4051 if (smoother->active == 0) { 4052 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4053 4054 /* Store the first point of this action. */ 4055 smoother->start_x = x0; 4056 smoother->start_y = y0; 4057 dx = dy = 0; 4058 4059 /* Initialize queue. */ 4060 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4061 smoother->queue_len = 0; 4062 4063 /* Reset average. */ 4064 smoother->avg_dx = 0; 4065 smoother->avg_dy = 0; 4066 4067 /* Reset squelch. */ 4068 smoother->squelch_x = 0; 4069 smoother->squelch_y = 0; 4070 4071 /* Activate queue */ 4072 smoother->active = 1; 4073 } else { 4074 /* Calculate the current delta. */ 4075 cursor = smoother->queue_cursor; 4076 dx = x0 - smoother->queue[cursor].x; 4077 dy = y0 - smoother->queue[cursor].y; 4078 } 4079 4080 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4081 smoother_id, x0, y0, f->p, f->w)); 4082 4083 /* Queue this new packet. */ 4084 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4085 smoother->queue[cursor].x = x0; 4086 smoother->queue[cursor].y = y0; 4087 smoother->queue_cursor = cursor; 4088 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4089 smoother->queue_len++; 4090 VLOG(5, (LOG_DEBUG, 4091 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4092 smoother_id, cursor, x0, y0, dx, dy)); 4093 4094 /* Do we have enough packets to consider this a movement? */ 4095 if (smoother->queue_len < gest->window_min) 4096 return; 4097 4098 weight_prev_x = weight_prev_y = weight_previous; 4099 div_max_x = div_max_y = div_max; 4100 4101 if (gest->in_vscroll) { 4102 /* Dividers are different with virtual scrolling. */ 4103 div_min = sc->syninfo.vscroll_div_min; 4104 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4105 } else { 4106 /* 4107 * There's a lot of noise in coordinates when 4108 * the finger is on the touchpad's borders. When 4109 * using this area, we apply a special weight and 4110 * div. 4111 */ 4112 if (x0 <= na_left || x0 >= max_x - na_right) { 4113 weight_prev_x = sc->syninfo.weight_previous_na; 4114 div_max_x = sc->syninfo.div_max_na; 4115 } 4116 4117 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4118 weight_prev_y = sc->syninfo.weight_previous_na; 4119 div_max_y = sc->syninfo.div_max_na; 4120 } 4121 } 4122 4123 /* 4124 * Calculate weights for the average operands and 4125 * the divisor. Both depend on the distance between 4126 * the current packet and a previous one (based on the 4127 * window width). 4128 */ 4129 window = imin(smoother->queue_len, window_max); 4130 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4131 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4132 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4133 len = (dxp * dxp) + (dyp * dyp); 4134 weight_prev_x = imin(weight_prev_x, 4135 weight_len_squared * weight_prev_x / len); 4136 weight_prev_y = imin(weight_prev_y, 4137 weight_len_squared * weight_prev_y / len); 4138 4139 len = (dxp + dyp) / 2; 4140 div_x = div_len * div_max_x / len; 4141 div_x = imin(div_max_x, div_x); 4142 div_x = imax(div_min, div_x); 4143 div_y = div_len * div_max_y / len; 4144 div_y = imin(div_max_y, div_y); 4145 div_y = imax(div_min, div_y); 4146 4147 VLOG(3, (LOG_DEBUG, 4148 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4149 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4150 div_x, div_y)); 4151 4152 /* Compute averages. */ 4153 smoother->avg_dx = 4154 (weight_current * dx * multiplicator + 4155 weight_prev_x * smoother->avg_dx) / 4156 (weight_current + weight_prev_x); 4157 4158 smoother->avg_dy = 4159 (weight_current * dy * multiplicator + 4160 weight_prev_y * smoother->avg_dy) / 4161 (weight_current + weight_prev_y); 4162 4163 VLOG(5, (LOG_DEBUG, 4164 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4165 smoother->avg_dx / multiplicator, 4166 smoother->avg_dy / multiplicator)); 4167 4168 /* Use these averages to calculate x & y. */ 4169 smoother->squelch_x += smoother->avg_dx; 4170 dxp = smoother->squelch_x / (div_x * multiplicator); 4171 smoother->squelch_x = smoother->squelch_x % 4172 (div_x * multiplicator); 4173 4174 smoother->squelch_y += smoother->avg_dy; 4175 dyp = smoother->squelch_y / (div_y * multiplicator); 4176 smoother->squelch_y = smoother->squelch_y % 4177 (div_y * multiplicator); 4178 4179 switch(gest->in_vscroll) { 4180 case 0: /* Pointer movement. */ 4181 /* On real<->fuzzy finger switch the x/y pos jumps */ 4182 if (is_fuzzy == smoother->is_fuzzy) { 4183 *x += dxp; 4184 *y += dyp; 4185 } 4186 4187 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4188 smoother_id, dx, dy, dxp, dyp)); 4189 break; 4190 case 1: /* Vertical scrolling. */ 4191 if (dyp != 0) 4192 ms->button |= (dyp > 0) ? 4193 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4194 break; 4195 case 2: /* Horizontal scrolling. */ 4196 if (dxp != 0) 4197 ms->button |= (dxp > 0) ? 4198 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4199 break; 4200 } 4201 4202 smoother->is_fuzzy = is_fuzzy; 4203 4204 } else { 4205 /* 4206 * Deactivate queue. Note: We can not just reset queue here 4207 * as these values are still used by gesture processor. 4208 * So postpone reset till next touch. 4209 */ 4210 smoother->active = 0; 4211 } 4212 } 4213 4214 static int 4215 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4216 int *x, int *y, int *z) 4217 { 4218 static int touchpad_button, trackpoint_button; 4219 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4220 int pkt, id, scale, i, nfingers, mask; 4221 4222 if (!elantech_support) 4223 return (0); 4224 4225 /* Determine packet format and do a sanity check for out of sync packets. */ 4226 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4227 pkt = ELANTECH_PKT_NOP; 4228 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4229 pkt = ELANTECH_PKT_TRACKPOINT; 4230 else 4231 switch (sc->elanhw.hwversion) { 4232 case 2: 4233 if (!ELANTECH_PKT_IS_V2(pb)) 4234 return (-1); 4235 4236 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4237 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4238 break; 4239 case 3: 4240 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4241 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4242 return (-1); 4243 4244 pkt = ELANTECH_PKT_V3; 4245 break; 4246 case 4: 4247 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4248 return (-1); 4249 4250 switch (pb->ipacket[3] & 0x03) { 4251 case 0x00: 4252 pkt = ELANTECH_PKT_V4_STATUS; 4253 break; 4254 case 0x01: 4255 pkt = ELANTECH_PKT_V4_HEAD; 4256 break; 4257 case 0x02: 4258 pkt = ELANTECH_PKT_V4_MOTION; 4259 break; 4260 default: 4261 return (-1); 4262 } 4263 break; 4264 default: 4265 return (-1); 4266 } 4267 4268 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4269 4270 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4271 PSM_FINGER_RESET(f[id]); 4272 4273 *x = *y = *z = 0; 4274 ms->button = ms->obutton; 4275 4276 if (sc->syninfo.touchpad_off) 4277 return (0); 4278 4279 /* Common legend 4280 * L: Left mouse button pressed 4281 * R: Right mouse button pressed 4282 * N: number of fingers on touchpad 4283 * X: absolute x value (horizontal) 4284 * Y: absolute y value (vertical) 4285 * W; width of the finger touch 4286 * P: pressure 4287 */ 4288 switch (pkt) { 4289 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4290 /* 7 6 5 4 3 2 1 0 (LSB) 4291 * ------------------------------------------- 4292 * ipacket[0]: N1 N0 W3 W2 . . R L 4293 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4294 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4295 * ipacket[3]: N4 VF W1 W0 . . . B2 4296 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4297 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4298 * ------------------------------------------- 4299 * N4: set if more than 3 fingers (only in 3 fingers mode) 4300 * VF: a kind of flag? (only on EF123, 0 when finger 4301 * is over one of the buttons, 1 otherwise) 4302 * B2: (on EF113 only, 0 otherwise), one button pressed 4303 * P & W is not reported on EF113 touchpads 4304 */ 4305 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4306 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4307 nfingers = 4; 4308 4309 if (nfingers == 0) { 4310 mask = (1 << nfingers) - 1; /* = 0x00 */ 4311 break; 4312 } 4313 4314 /* Map 3-rd and 4-th fingers to first finger */ 4315 mask = (1 << 1) - 1; /* = 0x01 */ 4316 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4317 if (sc->elanhw.haspressure) { 4318 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4319 ((pb->ipacket[3] & 0x30) >> 4); 4320 } else { 4321 f[0].p = PSM_FINGER_DEFAULT_P; 4322 f[0].w = PSM_FINGER_DEFAULT_W; 4323 } 4324 4325 /* 4326 * HW v2 dont report exact finger positions when 3 or more 4327 * fingers are on touchpad. 4328 */ 4329 if (nfingers > 2) 4330 f[0].flags = PSM_FINGER_FUZZY; 4331 4332 break; 4333 4334 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4335 /* 7 6 5 4 3 2 1 0 (LSB) 4336 * ------------------------------------------- 4337 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4338 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4339 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4340 * ipacket[3]: . . BY8 BX8 . . . . 4341 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4342 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4343 * ------------------------------------------- 4344 * AX: lower-left finger absolute x value 4345 * AY: lower-left finger absolute y value 4346 * BX: upper-right finger absolute x value 4347 * BY: upper-right finger absolute y value 4348 */ 4349 nfingers = 2; 4350 mask = (1 << nfingers) - 1; 4351 4352 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4353 f[id] = (finger_t) { 4354 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4355 pb->ipacket[id * 3 + 1]) << 2, 4356 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4357 pb->ipacket[id * 3 + 2]) << 2, 4358 .p = PSM_FINGER_DEFAULT_P, 4359 .w = PSM_FINGER_DEFAULT_W, 4360 /* HW ver.2 sends bounding box */ 4361 .flags = PSM_FINGER_FUZZY 4362 }; 4363 break; 4364 4365 case ELANTECH_PKT_V3: /* HW Version 3 */ 4366 /* 7 6 5 4 3 2 1 0 (LSB) 4367 * ------------------------------------------- 4368 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4369 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4370 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4371 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4372 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4373 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4374 * ------------------------------------------- 4375 */ 4376 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4377 /* Map 3-rd finger to first finger */ 4378 id = nfingers > 2 ? 0 : nfingers - 1; 4379 mask = (1 << (id + 1)) - 1; 4380 4381 if (nfingers == 0) 4382 break; 4383 4384 fn = ELANTECH_FINGER_SET_XYP(pb); 4385 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4386 ((pb->ipacket[3] & 0x30) >> 4); 4387 4388 /* 4389 * HW v3 dont report exact finger positions when 3 or more 4390 * fingers are on touchpad. 4391 */ 4392 if (nfingers > 1) 4393 fn.flags = PSM_FINGER_FUZZY; 4394 4395 if (nfingers == 2) { 4396 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4397 sc->elanaction.fingers[0] = fn; 4398 return (0); 4399 } else 4400 f[0] = sc->elanaction.fingers[0]; 4401 } 4402 f[id] = fn; 4403 break; 4404 4405 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4406 /* 7 6 5 4 3 2 1 0 (LSB) 4407 * ------------------------------------------- 4408 * ipacket[0]: . . . . 0 1 R L 4409 * ipacket[1]: . . . F4 F3 F2 F1 F0 4410 * ipacket[2]: . . . . . . . . 4411 * ipacket[3]: . . . 1 0 0 0 0 4412 * ipacket[4]: PL . . . . . . . 4413 * ipacket[5]: . . . . . . . . 4414 * ------------------------------------------- 4415 * Fn: finger n is on touchpad 4416 * PL: palm 4417 * HV ver4 sends a status packet to indicate that the numbers 4418 * or identities of the fingers has been changed 4419 */ 4420 4421 mask = pb->ipacket[1] & 0x1f; 4422 nfingers = bitcount(mask); 4423 4424 if (sc->elanaction.mask_v4wait != 0) 4425 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4426 " when not all previous head packets received\n")); 4427 4428 /* Bitmap of fingers to receive before gesture processing */ 4429 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4430 4431 /* Skip "new finger is on touchpad" packets */ 4432 if (sc->elanaction.mask_v4wait) { 4433 sc->elanaction.mask = mask; 4434 return (0); 4435 } 4436 4437 break; 4438 4439 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4440 /* 7 6 5 4 3 2 1 0 (LSB) 4441 * ------------------------------------------- 4442 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4443 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4444 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4445 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4446 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4447 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4448 * ------------------------------------------- 4449 * ID: finger id 4450 * HW ver 4 sends head packets in two cases: 4451 * 1. One finger touch and movement. 4452 * 2. Next after status packet to tell new finger positions. 4453 */ 4454 mask = sc->elanaction.mask; 4455 nfingers = bitcount(mask); 4456 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4457 fn = ELANTECH_FINGER_SET_XYP(pb); 4458 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4459 4460 if (id < 0) 4461 return (0); 4462 4463 /* Packet is finger position update. Report it */ 4464 if (sc->elanaction.mask_v4wait == 0) { 4465 if (id < ELANTECH_MAX_FINGERS) 4466 f[id] = fn; 4467 break; 4468 } 4469 4470 /* Remove finger from waiting bitmap and store into context */ 4471 sc->elanaction.mask_v4wait &= ~(1 << id); 4472 if (id < ELANTECH_MAX_FINGERS) 4473 sc->elanaction.fingers[id] = fn; 4474 4475 /* Wait for other fingers if needed */ 4476 if (sc->elanaction.mask_v4wait != 0) 4477 return (0); 4478 4479 /* All new fingers are received. Report them from context */ 4480 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4481 if (sc->elanaction.mask & (1 << id)) 4482 f[id] = sc->elanaction.fingers[id]; 4483 4484 break; 4485 4486 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4487 /* 7 6 5 4 3 2 1 0 (LSB) 4488 * ------------------------------------------- 4489 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4490 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4491 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4492 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4493 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4494 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4495 * ------------------------------------------- 4496 * OF: delta overflows (> 127 or < -128), in this case 4497 * firmware sends us (delta x / 5) and (delta y / 5) 4498 * ID: finger id 4499 * DX: delta x (two's complement) 4500 * XY: delta y (two's complement) 4501 * byte 0 ~ 2 for one finger 4502 * byte 3 ~ 5 for another finger 4503 */ 4504 mask = sc->elanaction.mask; 4505 nfingers = bitcount(mask); 4506 4507 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4508 for (i = 0; i <= 3; i += 3) { 4509 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4510 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4511 continue; 4512 4513 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4514 f[id] = sc->elanaction.fingers[id]; 4515 f[id].x += imax(-f[id].x, 4516 (signed char)pb->ipacket[i+1] * scale); 4517 f[id].y += imax(-f[id].y, 4518 (signed char)pb->ipacket[i+2] * scale); 4519 } else { 4520 VLOG(3, (LOG_DEBUG, "elantech: " 4521 "HW v4 motion packet skipped\n")); 4522 } 4523 } 4524 4525 break; 4526 4527 case ELANTECH_PKT_TRACKPOINT: 4528 /* 7 6 5 4 3 2 1 0 (LSB) 4529 * ------------------------------------------- 4530 * ipacket[0]: 0 0 SX SY 0 M R L 4531 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4532 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4533 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4534 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4535 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4536 * ------------------------------------------- 4537 * X and Y are written in two's complement spread 4538 * over 9 bits with SX/SY the relative top bit and 4539 * X7..X0 and Y7..Y0 the lower bits. 4540 */ 4541 *x = (pb->ipacket[0] & 0x20) ? 4542 pb->ipacket[4] - 256 : pb->ipacket[4]; 4543 *y = (pb->ipacket[0] & 0x10) ? 4544 pb->ipacket[5] - 256 : pb->ipacket[5]; 4545 4546 trackpoint_button = 4547 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4548 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4549 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4550 #ifdef EVDEV_SUPPORT 4551 evdev_push_rel(sc->evdev_r, REL_X, *x); 4552 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4553 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4554 evdev_sync(sc->evdev_r); 4555 #endif 4556 ms->button = touchpad_button | trackpoint_button; 4557 return (0); 4558 4559 case ELANTECH_PKT_NOP: 4560 return (0); 4561 4562 default: 4563 return (-1); 4564 } 4565 4566 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4567 if (PSM_FINGER_IS_SET(f[id])) 4568 VLOG(2, (LOG_DEBUG, "elantech: " 4569 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4570 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4571 4572 /* Touchpad button presses */ 4573 if (sc->elanhw.isclickpad) { 4574 touchpad_button = 4575 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4576 } else { 4577 touchpad_button = 4578 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4579 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4580 } 4581 4582 #ifdef EVDEV_SUPPORT 4583 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4584 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4585 if (PSM_FINGER_IS_SET(f[id])) { 4586 psm_push_mt_finger(sc, id, &f[id]); 4587 /* Convert touch width to surface units */ 4588 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4589 f[id].w * sc->elanhw.dptracex); 4590 } 4591 if (sc->elanaction.mask & (1 << id) && 4592 !(mask & (1 << id))) 4593 psm_release_mt_slot(sc->evdev_a, id); 4594 } 4595 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4596 evdev_push_nfingers(sc->evdev_a, nfingers); 4597 if (nfingers > 0) { 4598 if (PSM_FINGER_IS_SET(f[0])) 4599 psm_push_st_finger(sc, &f[0]); 4600 } else 4601 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4602 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4603 evdev_sync(sc->evdev_a); 4604 } 4605 #endif 4606 4607 ms->button = touchpad_button | trackpoint_button; 4608 4609 /* Send finger 1 position to gesture processor */ 4610 if (PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4611 nfingers == 0) 4612 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4613 /* Send fingers positions to movement smoothers */ 4614 for (id = 0; id < PSM_FINGERS; id++) 4615 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4616 psmsmoother(sc, &f[id], id, ms, x, y); 4617 4618 /* Store current finger positions in action context */ 4619 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4620 if (PSM_FINGER_IS_SET(f[id])) 4621 sc->elanaction.fingers[id] = f[id]; 4622 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4623 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4624 } 4625 sc->elanaction.mask = mask; 4626 4627 /* Palm detection doesn't terminate the current action. */ 4628 if (psmpalmdetect(sc, &f[0], nfingers)) { 4629 *x = *y = *z = 0; 4630 ms->button = ms->obutton; 4631 return (0); 4632 } 4633 4634 /* Use the extra buttons as a scrollwheel */ 4635 if (ms->button & MOUSE_BUTTON4DOWN) 4636 *z = -1; 4637 else if (ms->button & MOUSE_BUTTON5DOWN) 4638 *z = 1; 4639 else if (ms->button & MOUSE_BUTTON6DOWN) 4640 *z = -2; 4641 else if (ms->button & MOUSE_BUTTON7DOWN) 4642 *z = 2; 4643 else 4644 *z = 0; 4645 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4646 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4647 4648 return (0); 4649 } 4650 4651 static void 4652 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4653 int *x, int *y, int *z) 4654 { 4655 static int butmap_versapad[8] = { 4656 0, 4657 MOUSE_BUTTON3DOWN, 4658 0, 4659 MOUSE_BUTTON3DOWN, 4660 MOUSE_BUTTON1DOWN, 4661 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4662 MOUSE_BUTTON1DOWN, 4663 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4664 }; 4665 int c, x0, y0; 4666 4667 /* VersaPad PS/2 absolute mode message format 4668 * 4669 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4670 * ipacket[0]: 1 1 0 A 1 L T R 4671 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4672 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4673 * ipacket[3]: 1 1 1 A 1 L T R 4674 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4675 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4676 * 4677 * [note] 4678 * R: right physical mouse button (1=on) 4679 * T: touch pad virtual button (1=tapping) 4680 * L: left physical mouse button (1=on) 4681 * A: position data is valid (1=valid) 4682 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4683 * V: vertical data (12bit signed integer. V11 is sign bit.) 4684 * P: pressure data 4685 * 4686 * Tapping is mapped to MOUSE_BUTTON4. 4687 */ 4688 c = pb->ipacket[0]; 4689 *x = *y = 0; 4690 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4691 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4692 if (c & MOUSE_PS2VERSA_IN_USE) { 4693 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4694 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4695 if (x0 & 0x800) 4696 x0 -= 0x1000; 4697 if (y0 & 0x800) 4698 y0 -= 0x1000; 4699 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4700 *x = sc->xold - x0; 4701 *y = y0 - sc->yold; 4702 if (*x < 0) /* XXX */ 4703 ++*x; 4704 else if (*x) 4705 --*x; 4706 if (*y < 0) 4707 ++*y; 4708 else if (*y) 4709 --*y; 4710 } else 4711 sc->flags |= PSM_FLAGS_FINGERDOWN; 4712 sc->xold = x0; 4713 sc->yold = y0; 4714 } else 4715 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4716 } 4717 4718 static void 4719 psmsoftintridle(void *arg) 4720 { 4721 struct psm_softc *sc = arg; 4722 packetbuf_t *pb; 4723 4724 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4725 * invoked from psmintr soon with pqueue filled with real data */ 4726 if (sc->pqueue_start == sc->pqueue_end && 4727 sc->idlepacket.inputbytes > 0) { 4728 /* Grow circular queue backwards to avoid race with psmintr */ 4729 if (--sc->pqueue_start < 0) 4730 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4731 4732 pb = &sc->pqueue[sc->pqueue_start]; 4733 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4734 VLOG(4, (LOG_DEBUG, 4735 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4736 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4737 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4738 4739 psmsoftintr(arg); 4740 } 4741 } 4742 4743 static void 4744 psmsoftintr(void *arg) 4745 { 4746 /* 4747 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4748 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4749 */ 4750 static int butmap[8] = { 4751 0, 4752 MOUSE_BUTTON1DOWN, 4753 MOUSE_BUTTON3DOWN, 4754 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4755 MOUSE_BUTTON2DOWN, 4756 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4757 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4758 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4759 }; 4760 struct psm_softc *sc = arg; 4761 mousestatus_t ms; 4762 packetbuf_t *pb; 4763 int x, y, z, c, l, s; 4764 4765 getmicrouptime(&sc->lastsoftintr); 4766 4767 s = spltty(); 4768 4769 do { 4770 pb = &sc->pqueue[sc->pqueue_start]; 4771 4772 if (sc->mode.level == PSM_LEVEL_NATIVE) 4773 goto next_native; 4774 4775 c = pb->ipacket[0]; 4776 /* 4777 * A kludge for Kensington device! 4778 * The MSB of the horizontal count appears to be stored in 4779 * a strange place. 4780 */ 4781 if (sc->hw.model == MOUSE_MODEL_THINK) 4782 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4783 4784 /* ignore the overflow bits... */ 4785 x = (c & MOUSE_PS2_XNEG) ? 4786 pb->ipacket[1] - 256 : pb->ipacket[1]; 4787 y = (c & MOUSE_PS2_YNEG) ? 4788 pb->ipacket[2] - 256 : pb->ipacket[2]; 4789 z = 0; 4790 ms.obutton = sc->button; /* previous button state */ 4791 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4792 /* `tapping' action */ 4793 if (sc->config & PSM_CONFIG_FORCETAP) 4794 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4795 0 : MOUSE_BUTTON4DOWN; 4796 timevalclear(&sc->idletimeout); 4797 sc->idlepacket.inputbytes = 0; 4798 4799 switch (sc->hw.model) { 4800 4801 case MOUSE_MODEL_EXPLORER: 4802 /* 4803 * b7 b6 b5 b4 b3 b2 b1 b0 4804 * byte 1: oy ox sy sx 1 M R L 4805 * byte 2: x x x x x x x x 4806 * byte 3: y y y y y y y y 4807 * byte 4: * * S2 S1 s d2 d1 d0 4808 * 4809 * L, M, R, S1, S2: left, middle, right and side buttons 4810 * s: wheel data sign bit 4811 * d2-d0: wheel data 4812 */ 4813 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4814 (pb->ipacket[3] & 0x0f) - 16 : 4815 (pb->ipacket[3] & 0x0f); 4816 ms.button |= 4817 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 4818 MOUSE_BUTTON4DOWN : 0; 4819 ms.button |= 4820 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 4821 MOUSE_BUTTON5DOWN : 0; 4822 break; 4823 4824 case MOUSE_MODEL_INTELLI: 4825 case MOUSE_MODEL_NET: 4826 /* wheel data is in the fourth byte */ 4827 z = (char)pb->ipacket[3]; 4828 /* 4829 * XXX some mice may send 7 when there is no Z movement? */ 4830 if ((z >= 7) || (z <= -7)) 4831 z = 0; 4832 /* some compatible mice have additional buttons */ 4833 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 4834 MOUSE_BUTTON4DOWN : 0; 4835 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 4836 MOUSE_BUTTON5DOWN : 0; 4837 break; 4838 4839 case MOUSE_MODEL_MOUSEMANPLUS: 4840 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 4841 break; 4842 4843 case MOUSE_MODEL_GLIDEPOINT: 4844 /* `tapping' action */ 4845 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 4846 MOUSE_BUTTON4DOWN; 4847 break; 4848 4849 case MOUSE_MODEL_NETSCROLL: 4850 /* 4851 * three additional bytes encode buttons and 4852 * wheel events 4853 */ 4854 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 4855 MOUSE_BUTTON4DOWN : 0; 4856 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 4857 MOUSE_BUTTON5DOWN : 0; 4858 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 4859 pb->ipacket[4] - 256 : pb->ipacket[4]; 4860 break; 4861 4862 case MOUSE_MODEL_THINK: 4863 /* the fourth button state in the first byte */ 4864 ms.button |= (c & MOUSE_PS2_TAP) ? 4865 MOUSE_BUTTON4DOWN : 0; 4866 break; 4867 4868 case MOUSE_MODEL_VERSAPAD: 4869 proc_versapad(sc, pb, &ms, &x, &y, &z); 4870 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 4871 ((y < 0) ? MOUSE_PS2_YNEG : 0); 4872 break; 4873 4874 case MOUSE_MODEL_4D: 4875 /* 4876 * b7 b6 b5 b4 b3 b2 b1 b0 4877 * byte 1: s2 d2 s1 d1 1 M R L 4878 * byte 2: sx x x x x x x x 4879 * byte 3: sy y y y y y y y 4880 * 4881 * s1: wheel 1 direction 4882 * d1: wheel 1 data 4883 * s2: wheel 2 direction 4884 * d2: wheel 2 data 4885 */ 4886 x = (pb->ipacket[1] & 0x80) ? 4887 pb->ipacket[1] - 256 : pb->ipacket[1]; 4888 y = (pb->ipacket[2] & 0x80) ? 4889 pb->ipacket[2] - 256 : pb->ipacket[2]; 4890 switch (c & MOUSE_4D_WHEELBITS) { 4891 case 0x10: 4892 z = 1; 4893 break; 4894 case 0x30: 4895 z = -1; 4896 break; 4897 case 0x40: /* XXX 2nd wheel turning right */ 4898 z = 2; 4899 break; 4900 case 0xc0: /* XXX 2nd wheel turning left */ 4901 z = -2; 4902 break; 4903 } 4904 break; 4905 4906 case MOUSE_MODEL_4DPLUS: 4907 if ((x < 16 - 256) && (y < 16 - 256)) { 4908 /* 4909 * b7 b6 b5 b4 b3 b2 b1 b0 4910 * byte 1: 0 0 1 1 1 M R L 4911 * byte 2: 0 0 0 0 1 0 0 0 4912 * byte 3: 0 0 0 0 S s d1 d0 4913 * 4914 * L, M, R, S: left, middle, right, 4915 * and side buttons 4916 * s: wheel data sign bit 4917 * d1-d0: wheel data 4918 */ 4919 x = y = 0; 4920 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 4921 ms.button |= MOUSE_BUTTON4DOWN; 4922 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 4923 ((pb->ipacket[2] & 0x07) - 8) : 4924 (pb->ipacket[2] & 0x07) ; 4925 } else { 4926 /* preserve previous button states */ 4927 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 4928 } 4929 break; 4930 4931 case MOUSE_MODEL_SYNAPTICS: 4932 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 4933 VLOG(3, (LOG_DEBUG, "synaptics: " 4934 "packet rejected\n")); 4935 goto next; 4936 } 4937 break; 4938 4939 case MOUSE_MODEL_ELANTECH: 4940 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 4941 VLOG(3, (LOG_DEBUG, "elantech: " 4942 "packet rejected\n")); 4943 goto next; 4944 } 4945 break; 4946 4947 case MOUSE_MODEL_TRACKPOINT: 4948 case MOUSE_MODEL_GENERIC: 4949 default: 4950 break; 4951 } 4952 4953 #ifdef EVDEV_SUPPORT 4954 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 4955 sc->hw.model != MOUSE_MODEL_ELANTECH && 4956 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 4957 evdev_push_rel(sc->evdev_r, REL_X, x); 4958 evdev_push_rel(sc->evdev_r, REL_Y, -y); 4959 4960 switch (sc->hw.model) { 4961 case MOUSE_MODEL_EXPLORER: 4962 case MOUSE_MODEL_INTELLI: 4963 case MOUSE_MODEL_NET: 4964 case MOUSE_MODEL_NETSCROLL: 4965 case MOUSE_MODEL_4DPLUS: 4966 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 4967 break; 4968 case MOUSE_MODEL_MOUSEMANPLUS: 4969 case MOUSE_MODEL_4D: 4970 switch (z) { 4971 case 1: 4972 case -1: 4973 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 4974 break; 4975 case 2: 4976 case -2: 4977 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 4978 break; 4979 } 4980 break; 4981 } 4982 4983 evdev_push_mouse_btn(sc->evdev_r, ms.button); 4984 evdev_sync(sc->evdev_r); 4985 } 4986 #endif 4987 4988 /* scale values */ 4989 if (sc->mode.accelfactor >= 1) { 4990 if (x != 0) { 4991 x = x * x / sc->mode.accelfactor; 4992 if (x == 0) 4993 x = 1; 4994 if (c & MOUSE_PS2_XNEG) 4995 x = -x; 4996 } 4997 if (y != 0) { 4998 y = y * y / sc->mode.accelfactor; 4999 if (y == 0) 5000 y = 1; 5001 if (c & MOUSE_PS2_YNEG) 5002 y = -y; 5003 } 5004 } 5005 5006 /* Store last packet for reinjection if it has not been set already */ 5007 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5008 sc->idlepacket = *pb; 5009 5010 ms.dx = x; 5011 ms.dy = y; 5012 ms.dz = z; 5013 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5014 (ms.obutton ^ ms.button); 5015 5016 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5017 5018 sc->status.flags |= ms.flags; 5019 sc->status.dx += ms.dx; 5020 sc->status.dy += ms.dy; 5021 sc->status.dz += ms.dz; 5022 sc->status.button = ms.button; 5023 sc->button = ms.button; 5024 5025 next_native: 5026 sc->watchdog = FALSE; 5027 5028 /* queue data */ 5029 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5030 l = imin(pb->inputbytes, 5031 sizeof(sc->queue.buf) - sc->queue.tail); 5032 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5033 if (pb->inputbytes > l) 5034 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5035 pb->inputbytes - l); 5036 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5037 sizeof(sc->queue.buf); 5038 sc->queue.count += pb->inputbytes; 5039 } 5040 5041 next: 5042 pb->inputbytes = 0; 5043 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5044 sc->pqueue_start = 0; 5045 } while (sc->pqueue_start != sc->pqueue_end); 5046 5047 if (sc->state & PSM_ASLP) { 5048 sc->state &= ~PSM_ASLP; 5049 wakeup(sc); 5050 } 5051 selwakeuppri(&sc->rsel, PZERO); 5052 if (sc->async != NULL) { 5053 pgsigio(&sc->async, SIGIO, 0); 5054 } 5055 sc->state &= ~PSM_SOFTARMED; 5056 5057 /* schedule injection of predefined packet after idletimeout 5058 * if no data packets have been received from psmintr */ 5059 if (timevalisset(&sc->idletimeout)) { 5060 sc->state |= PSM_SOFTARMED; 5061 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5062 psmsoftintridle, sc); 5063 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5064 tvtohz(&sc->idletimeout))); 5065 } 5066 splx(s); 5067 } 5068 5069 static int 5070 psmpoll(struct cdev *dev, int events, struct thread *td) 5071 { 5072 struct psm_softc *sc = dev->si_drv1; 5073 int s; 5074 int revents = 0; 5075 5076 /* Return true if a mouse event available */ 5077 s = spltty(); 5078 if (events & (POLLIN | POLLRDNORM)) { 5079 if (sc->queue.count > 0) 5080 revents |= events & (POLLIN | POLLRDNORM); 5081 else 5082 selrecord(td, &sc->rsel); 5083 } 5084 splx(s); 5085 5086 return (revents); 5087 } 5088 5089 /* vendor/model specific routines */ 5090 5091 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5092 { 5093 if (set_mouse_resolution(kbdc, res) != res) 5094 return (FALSE); 5095 if (set_mouse_scaling(kbdc, scale) && 5096 set_mouse_scaling(kbdc, scale) && 5097 set_mouse_scaling(kbdc, scale) && 5098 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5099 return (TRUE); 5100 return (FALSE); 5101 } 5102 5103 static int 5104 mouse_ext_command(KBDC kbdc, int command) 5105 { 5106 int c; 5107 5108 c = (command >> 6) & 0x03; 5109 if (set_mouse_resolution(kbdc, c) != c) 5110 return (FALSE); 5111 c = (command >> 4) & 0x03; 5112 if (set_mouse_resolution(kbdc, c) != c) 5113 return (FALSE); 5114 c = (command >> 2) & 0x03; 5115 if (set_mouse_resolution(kbdc, c) != c) 5116 return (FALSE); 5117 c = (command >> 0) & 0x03; 5118 if (set_mouse_resolution(kbdc, c) != c) 5119 return (FALSE); 5120 return (TRUE); 5121 } 5122 5123 #ifdef notyet 5124 /* Logitech MouseMan Cordless II */ 5125 static int 5126 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5127 { 5128 KBDC kbdc = sc->kbdc; 5129 int status[3]; 5130 int ch; 5131 5132 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5133 return (FALSE); 5134 if (status[1] == PSMD_RES_HIGH) 5135 return (FALSE); 5136 ch = (status[0] & 0x07) - 1; /* channel # */ 5137 if ((ch <= 0) || (ch > 4)) 5138 return (FALSE); 5139 /* 5140 * status[1]: always one? 5141 * status[2]: battery status? (0-100) 5142 */ 5143 return (TRUE); 5144 } 5145 #endif /* notyet */ 5146 5147 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5148 static int 5149 enable_groller(struct psm_softc *sc, enum probearg arg) 5150 { 5151 KBDC kbdc = sc->kbdc; 5152 int status[3]; 5153 5154 /* 5155 * The special sequence to enable the fourth button and the 5156 * roller. Immediately after this sequence check status bytes. 5157 * if the mouse is NetScroll, the second and the third bytes are 5158 * '3' and 'D'. 5159 */ 5160 5161 /* 5162 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5163 * look like the following. 5164 * 5165 * byte 1 bit 7 always 0 5166 * bit 6 stream mode (0) 5167 * bit 5 disabled (0) 5168 * bit 4 1:1 scaling (0) 5169 * bit 3 always 0 5170 * bit 0-2 button status 5171 * byte 2 resolution (PSMD_RES_HIGH) 5172 * byte 3 report rate (?) 5173 */ 5174 5175 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5176 return (FALSE); 5177 if ((status[1] != '3') || (status[2] != 'D')) 5178 return (FALSE); 5179 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5180 if (arg == PROBE) 5181 sc->hw.buttons = 4; 5182 return (TRUE); 5183 } 5184 5185 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5186 static int 5187 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5188 { 5189 KBDC kbdc = sc->kbdc; 5190 int status[3]; 5191 5192 /* 5193 * The special sequence to enable the middle, "rubber" button. 5194 * Immediately after this sequence check status bytes. 5195 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5196 * the second and the third bytes are '3' and 'U'. 5197 * NOTE: NetMouse reports that it has three buttons although it has 5198 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5199 * say they have three buttons too and they do have a button on the 5200 * side... 5201 */ 5202 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5203 return (FALSE); 5204 if ((status[1] != '3') || (status[2] != 'U')) 5205 return (FALSE); 5206 return (TRUE); 5207 } 5208 5209 /* ALPS GlidePoint */ 5210 static int 5211 enable_aglide(struct psm_softc *sc, enum probearg arg) 5212 { 5213 KBDC kbdc = sc->kbdc; 5214 int status[3]; 5215 5216 /* 5217 * The special sequence to obtain ALPS GlidePoint specific 5218 * information. Immediately after this sequence, status bytes will 5219 * contain something interesting. 5220 * NOTE: ALPS produces several models of GlidePoint. Some of those 5221 * do not respond to this sequence, thus, cannot be detected this way. 5222 */ 5223 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5224 return (FALSE); 5225 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5226 return (FALSE); 5227 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5228 return (FALSE); 5229 return (TRUE); 5230 } 5231 5232 /* Kensington ThinkingMouse/Trackball */ 5233 static int 5234 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5235 { 5236 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5237 KBDC kbdc = sc->kbdc; 5238 int status[3]; 5239 int id1; 5240 int id2; 5241 int i; 5242 5243 id1 = get_aux_id(kbdc); 5244 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5245 return (FALSE); 5246 /* 5247 * The device is now in the native mode? It returns a different 5248 * ID value... 5249 */ 5250 id2 = get_aux_id(kbdc); 5251 if ((id1 == id2) || (id2 != 2)) 5252 return (FALSE); 5253 5254 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5255 return (FALSE); 5256 #if PSM_DEBUG >= 2 5257 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5258 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5259 return (FALSE); 5260 #endif 5261 5262 /* 5263 * The special sequence to enable the third and fourth buttons. 5264 * Otherwise they behave like the first and second buttons. 5265 */ 5266 for (i = 0; i < nitems(rate); ++i) 5267 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5268 return (FALSE); 5269 5270 /* 5271 * At this point, the device is using default resolution and 5272 * sampling rate for the native mode. 5273 */ 5274 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5275 return (FALSE); 5276 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5277 return (FALSE); 5278 5279 /* the device appears be enabled by this sequence, diable it for now */ 5280 disable_aux_dev(kbdc); 5281 empty_aux_buffer(kbdc, 5); 5282 5283 return (TRUE); 5284 } 5285 5286 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5287 static int 5288 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5289 { 5290 KBDC kbdc = sc->kbdc; 5291 int data[3]; 5292 5293 /* the special sequence to enable the fourth button and the roller. */ 5294 /* 5295 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5296 * must be called exactly three times since the last RESET command 5297 * before this sequence. XXX 5298 */ 5299 if (!set_mouse_scaling(kbdc, 1)) 5300 return (FALSE); 5301 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5302 return (FALSE); 5303 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5304 return (FALSE); 5305 5306 /* 5307 * PS2++ protocol, packet type 0 5308 * 5309 * b7 b6 b5 b4 b3 b2 b1 b0 5310 * byte 1: * 1 p3 p2 1 * * * 5311 * byte 2: 1 1 p1 p0 m1 m0 1 0 5312 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5313 * 5314 * p3-p0: packet type: 0 5315 * m7-m0: model ID: MouseMan+:0x50, 5316 * FirstMouse+:0x51, 5317 * ScrollPoint:0x58... 5318 */ 5319 /* check constant bits */ 5320 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5321 return (FALSE); 5322 if ((data[1] & 0xc3) != 0xc2) 5323 return (FALSE); 5324 /* check d3-d0 in byte 2 */ 5325 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5326 return (FALSE); 5327 /* check p3-p0 */ 5328 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5329 return (FALSE); 5330 5331 if (arg == PROBE) { 5332 sc->hw.hwid &= 0x00ff; 5333 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5334 } 5335 5336 /* 5337 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5338 * the wheel and the fourth button events are encoded in the 5339 * special data packet. The mouse may be put in the IntelliMouse mode 5340 * if it is initialized by the IntelliMouse's method. 5341 */ 5342 return (TRUE); 5343 } 5344 5345 /* MS IntelliMouse Explorer */ 5346 static int 5347 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5348 { 5349 KBDC kbdc = sc->kbdc; 5350 static u_char rate0[] = { 200, 100, 80, }; 5351 static u_char rate1[] = { 200, 200, 80, }; 5352 int id; 5353 int i; 5354 5355 /* 5356 * This is needed for at least A4Tech X-7xx mice - they do not go 5357 * straight to Explorer mode, but need to be set to Intelli mode 5358 * first. 5359 */ 5360 enable_msintelli(sc, arg); 5361 5362 /* the special sequence to enable the extra buttons and the roller. */ 5363 for (i = 0; i < nitems(rate1); ++i) 5364 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5365 return (FALSE); 5366 /* the device will give the genuine ID only after the above sequence */ 5367 id = get_aux_id(kbdc); 5368 if (id != PSM_EXPLORER_ID) 5369 return (FALSE); 5370 5371 if (arg == PROBE) { 5372 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5373 sc->hw.hwid = id; 5374 } 5375 5376 /* 5377 * XXX: this is a kludge to fool some KVM switch products 5378 * which think they are clever enough to know the 4-byte IntelliMouse 5379 * protocol, and assume any other protocols use 3-byte packets. 5380 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5381 * correctly to the host computer because of this! 5382 * The following sequence is actually IntelliMouse's "wake up" 5383 * sequence; it will make the KVM think the mouse is IntelliMouse 5384 * when it is in fact IntelliMouse Explorer. 5385 */ 5386 for (i = 0; i < nitems(rate0); ++i) 5387 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5388 break; 5389 get_aux_id(kbdc); 5390 5391 return (TRUE); 5392 } 5393 5394 /* 5395 * MS IntelliMouse 5396 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5397 * probe routine and act like IntelliMouse. 5398 */ 5399 static int 5400 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5401 { 5402 KBDC kbdc = sc->kbdc; 5403 static u_char rate[] = { 200, 100, 80, }; 5404 int id; 5405 int i; 5406 5407 /* the special sequence to enable the third button and the roller. */ 5408 for (i = 0; i < nitems(rate); ++i) 5409 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5410 return (FALSE); 5411 /* the device will give the genuine ID only after the above sequence */ 5412 id = get_aux_id(kbdc); 5413 if (id != PSM_INTELLI_ID) 5414 return (FALSE); 5415 5416 if (arg == PROBE) { 5417 sc->hw.buttons = 3; 5418 sc->hw.hwid = id; 5419 } 5420 5421 return (TRUE); 5422 } 5423 5424 /* 5425 * A4 Tech 4D Mouse 5426 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5427 */ 5428 static int 5429 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5430 { 5431 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5432 KBDC kbdc = sc->kbdc; 5433 int id; 5434 int i; 5435 5436 for (i = 0; i < nitems(rate); ++i) 5437 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5438 return (FALSE); 5439 id = get_aux_id(kbdc); 5440 /* 5441 * WinEasy 4D, 4 Way Scroll 4D: 6 5442 * Cable-Free 4D: 8 (4DPLUS) 5443 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5444 */ 5445 if (id != PSM_4DMOUSE_ID) 5446 return (FALSE); 5447 5448 if (arg == PROBE) { 5449 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5450 sc->hw.hwid = id; 5451 } 5452 5453 return (TRUE); 5454 } 5455 5456 /* 5457 * A4 Tech 4D+ Mouse 5458 * Newer wheel mice from A4 Tech seem to use this protocol. 5459 * Older models are recognized as either 4D Mouse or IntelliMouse. 5460 */ 5461 static int 5462 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5463 { 5464 KBDC kbdc = sc->kbdc; 5465 int id; 5466 5467 /* 5468 * enable_4dmouse() already issued the following ID sequence... 5469 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5470 int i; 5471 5472 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5473 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5474 return (FALSE); 5475 */ 5476 5477 id = get_aux_id(kbdc); 5478 switch (id) { 5479 case PSM_4DPLUS_ID: 5480 break; 5481 case PSM_4DPLUS_RFSW35_ID: 5482 break; 5483 default: 5484 return (FALSE); 5485 } 5486 5487 if (arg == PROBE) { 5488 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5489 sc->hw.hwid = id; 5490 } 5491 5492 return (TRUE); 5493 } 5494 5495 /* Synaptics Touchpad */ 5496 static int 5497 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5498 { 5499 struct psm_softc *sc; 5500 int error, arg; 5501 5502 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5503 oidp->oid_arg2 > SYNAPTICS_SYSCTL_SOFTBUTTON3_X) 5504 return (EINVAL); 5505 5506 sc = oidp->oid_arg1; 5507 5508 /* Read the current value. */ 5509 arg = *(int *)((char *)sc + oidp->oid_arg2); 5510 error = sysctl_handle_int(oidp, &arg, 0, req); 5511 5512 /* Sanity check. */ 5513 if (error || !req->newptr) 5514 return (error); 5515 5516 /* 5517 * Check that the new value is in the concerned node's range 5518 * of values. 5519 */ 5520 switch (oidp->oid_arg2) { 5521 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5522 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5523 if (arg < 0 || arg > 255) 5524 return (EINVAL); 5525 break; 5526 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5527 if (arg < 4 || arg > 15) 5528 return (EINVAL); 5529 break; 5530 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5531 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5532 case SYNAPTICS_SYSCTL_NA_TOP: 5533 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5534 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5535 return (EINVAL); 5536 break; 5537 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5538 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5539 /* Softbuttons is clickpad only feature */ 5540 if (!sc->synhw.capClickPad && arg != 0) 5541 return (EINVAL); 5542 /* FALLTHROUGH */ 5543 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5544 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5545 case SYNAPTICS_SYSCTL_NA_RIGHT: 5546 case SYNAPTICS_SYSCTL_NA_LEFT: 5547 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5548 return (EINVAL); 5549 break; 5550 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5551 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5552 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5553 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5554 return (EINVAL); 5555 break; 5556 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5557 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5558 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5559 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5560 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5561 case SYNAPTICS_SYSCTL_DIV_MIN: 5562 case SYNAPTICS_SYSCTL_DIV_MAX: 5563 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5564 case SYNAPTICS_SYSCTL_DIV_LEN: 5565 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5566 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5567 if (arg < 1) 5568 return (EINVAL); 5569 break; 5570 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5571 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5572 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5573 if (arg < 0) 5574 return (EINVAL); 5575 break; 5576 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5577 if (arg < -sc->synhw.maximumXCoord || 5578 arg > sc->synhw.maximumXCoord) 5579 return (EINVAL); 5580 break; 5581 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5582 /* Softbuttons is clickpad only feature */ 5583 if (!sc->synhw.capClickPad && arg != 0) 5584 return (EINVAL); 5585 /* FALLTHROUGH */ 5586 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5587 if (arg < -sc->synhw.maximumYCoord || 5588 arg > sc->synhw.maximumYCoord) 5589 return (EINVAL); 5590 break; 5591 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5592 if (arg < 0 || arg > 1) 5593 return (EINVAL); 5594 break; 5595 default: 5596 return (EINVAL); 5597 } 5598 5599 /* Update. */ 5600 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5601 5602 return (error); 5603 } 5604 5605 static void 5606 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5607 { 5608 /* 5609 * Set predefined sizes for softbuttons. 5610 * Values are taken to match HP Pavilion dv6 clickpad drawings 5611 * with thin middle softbutton placed on separator 5612 */ 5613 5614 /* hw.psm.synaptics.softbuttons_y */ 5615 sc->syninfo.softbuttons_y = 1700; 5616 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5617 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5618 "softbuttons_y", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5619 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5620 synaptics_sysctl, "I", 5621 "Vertical size of softbuttons area"); 5622 5623 /* hw.psm.synaptics.softbutton2_x */ 5624 sc->syninfo.softbutton2_x = 3100; 5625 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5626 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5627 "softbutton2_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5628 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5629 synaptics_sysctl, "I", 5630 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5631 5632 /* hw.psm.synaptics.softbutton3_x */ 5633 sc->syninfo.softbutton3_x = 3900; 5634 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5635 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5636 "softbutton3_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5637 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5638 synaptics_sysctl, "I", 5639 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5640 } 5641 5642 static void 5643 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5644 const char *descr) 5645 { 5646 5647 if (sc->syninfo.sysctl_tree != NULL) 5648 return; 5649 5650 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5651 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5652 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5653 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, CTLFLAG_RD, 5654 0, descr); 5655 5656 /* hw.psm.synaptics.directional_scrolls. */ 5657 sc->syninfo.directional_scrolls = 0; 5658 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5659 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5660 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5661 &sc->syninfo.directional_scrolls, 0, 5662 "Enable hardware scrolling pad (if non-zero) or register it as " 5663 "extended buttons (if 0)"); 5664 5665 /* hw.psm.synaptics.max_x. */ 5666 sc->syninfo.max_x = 6143; 5667 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5668 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5669 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5670 &sc->syninfo.max_x, 0, 5671 "Horizontal reporting range"); 5672 5673 /* hw.psm.synaptics.max_y. */ 5674 sc->syninfo.max_y = 6143; 5675 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5676 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5677 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5678 &sc->syninfo.max_y, 0, 5679 "Vertical reporting range"); 5680 5681 /* 5682 * Turn off two finger scroll if we have a 5683 * physical area reserved for scrolling or when 5684 * there's no multi finger support. 5685 */ 5686 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5687 sc->synhw.capAdvancedGestures == 0)) 5688 sc->syninfo.two_finger_scroll = 0; 5689 else 5690 sc->syninfo.two_finger_scroll = 1; 5691 /* hw.psm.synaptics.two_finger_scroll. */ 5692 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5693 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5694 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5695 &sc->syninfo.two_finger_scroll, 0, 5696 "Enable two finger scrolling"); 5697 5698 /* hw.psm.synaptics.min_pressure. */ 5699 sc->syninfo.min_pressure = 32; 5700 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5701 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5702 "min_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5703 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5704 synaptics_sysctl, "I", 5705 "Minimum pressure required to start an action"); 5706 5707 /* hw.psm.synaptics.max_pressure. */ 5708 sc->syninfo.max_pressure = 220; 5709 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5710 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5711 "max_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5712 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5713 synaptics_sysctl, "I", 5714 "Maximum pressure to detect palm"); 5715 5716 /* hw.psm.synaptics.max_width. */ 5717 sc->syninfo.max_width = 10; 5718 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5719 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5720 "max_width", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5721 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5722 synaptics_sysctl, "I", 5723 "Maximum finger width to detect palm"); 5724 5725 /* hw.psm.synaptics.top_margin. */ 5726 sc->syninfo.margin_top = 200; 5727 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5728 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5729 "margin_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5730 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5731 synaptics_sysctl, "I", 5732 "Top margin"); 5733 5734 /* hw.psm.synaptics.right_margin. */ 5735 sc->syninfo.margin_right = 200; 5736 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5737 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5738 "margin_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5739 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5740 synaptics_sysctl, "I", 5741 "Right margin"); 5742 5743 /* hw.psm.synaptics.bottom_margin. */ 5744 sc->syninfo.margin_bottom = 200; 5745 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5746 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5747 "margin_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5748 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5749 synaptics_sysctl, "I", 5750 "Bottom margin"); 5751 5752 /* hw.psm.synaptics.left_margin. */ 5753 sc->syninfo.margin_left = 200; 5754 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5755 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5756 "margin_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5757 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5758 synaptics_sysctl, "I", 5759 "Left margin"); 5760 5761 /* hw.psm.synaptics.na_top. */ 5762 sc->syninfo.na_top = 1783; 5763 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5764 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5765 "na_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5766 sc, SYNAPTICS_SYSCTL_NA_TOP, 5767 synaptics_sysctl, "I", 5768 "Top noisy area, where weight_previous_na is used instead " 5769 "of weight_previous"); 5770 5771 /* hw.psm.synaptics.na_right. */ 5772 sc->syninfo.na_right = 563; 5773 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5774 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5775 "na_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5776 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5777 synaptics_sysctl, "I", 5778 "Right noisy area, where weight_previous_na is used instead " 5779 "of weight_previous"); 5780 5781 /* hw.psm.synaptics.na_bottom. */ 5782 sc->syninfo.na_bottom = 1408; 5783 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5784 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5785 "na_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5786 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5787 synaptics_sysctl, "I", 5788 "Bottom noisy area, where weight_previous_na is used instead " 5789 "of weight_previous"); 5790 5791 /* hw.psm.synaptics.na_left. */ 5792 sc->syninfo.na_left = 1600; 5793 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5794 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5795 "na_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5796 sc, SYNAPTICS_SYSCTL_NA_LEFT, 5797 synaptics_sysctl, "I", 5798 "Left noisy area, where weight_previous_na is used instead " 5799 "of weight_previous"); 5800 5801 /* hw.psm.synaptics.window_min. */ 5802 sc->syninfo.window_min = 4; 5803 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5804 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5805 "window_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5806 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 5807 synaptics_sysctl, "I", 5808 "Minimum window size to start an action"); 5809 5810 /* hw.psm.synaptics.window_max. */ 5811 sc->syninfo.window_max = 10; 5812 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5813 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5814 "window_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5815 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 5816 synaptics_sysctl, "I", 5817 "Maximum window size"); 5818 5819 /* hw.psm.synaptics.multiplicator. */ 5820 sc->syninfo.multiplicator = 10000; 5821 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5822 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5823 "multiplicator", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5824 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 5825 synaptics_sysctl, "I", 5826 "Multiplicator to increase precision in averages and divisions"); 5827 5828 /* hw.psm.synaptics.weight_current. */ 5829 sc->syninfo.weight_current = 3; 5830 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5831 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5832 "weight_current", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5833 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 5834 synaptics_sysctl, "I", 5835 "Weight of the current movement in the new average"); 5836 5837 /* hw.psm.synaptics.weight_previous. */ 5838 sc->syninfo.weight_previous = 6; 5839 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5840 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5841 "weight_previous", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5842 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 5843 synaptics_sysctl, "I", 5844 "Weight of the previous average"); 5845 5846 /* hw.psm.synaptics.weight_previous_na. */ 5847 sc->syninfo.weight_previous_na = 20; 5848 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5849 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5850 "weight_previous_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5851 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 5852 synaptics_sysctl, "I", 5853 "Weight of the previous average (inside the noisy area)"); 5854 5855 /* hw.psm.synaptics.weight_len_squared. */ 5856 sc->syninfo.weight_len_squared = 2000; 5857 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5858 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5859 "weight_len_squared", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5860 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 5861 synaptics_sysctl, "I", 5862 "Length (squared) of segments where weight_previous " 5863 "starts to decrease"); 5864 5865 /* hw.psm.synaptics.div_min. */ 5866 sc->syninfo.div_min = 9; 5867 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5868 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5869 "div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5870 sc, SYNAPTICS_SYSCTL_DIV_MIN, 5871 synaptics_sysctl, "I", 5872 "Divisor for fast movements"); 5873 5874 /* hw.psm.synaptics.div_max. */ 5875 sc->syninfo.div_max = 17; 5876 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5877 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5878 "div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5879 sc, SYNAPTICS_SYSCTL_DIV_MAX, 5880 synaptics_sysctl, "I", 5881 "Divisor for slow movements"); 5882 5883 /* hw.psm.synaptics.div_max_na. */ 5884 sc->syninfo.div_max_na = 30; 5885 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5886 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5887 "div_max_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5888 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 5889 synaptics_sysctl, "I", 5890 "Divisor with slow movements (inside the noisy area)"); 5891 5892 /* hw.psm.synaptics.div_len. */ 5893 sc->syninfo.div_len = 100; 5894 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5895 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5896 "div_len", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5897 sc, SYNAPTICS_SYSCTL_DIV_LEN, 5898 synaptics_sysctl, "I", 5899 "Length of segments where div_max starts to decrease"); 5900 5901 /* hw.psm.synaptics.tap_max_delta. */ 5902 sc->syninfo.tap_max_delta = 80; 5903 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5904 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5905 "tap_max_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5906 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 5907 synaptics_sysctl, "I", 5908 "Length of segments above which a tap is ignored"); 5909 5910 /* hw.psm.synaptics.tap_min_queue. */ 5911 sc->syninfo.tap_min_queue = 2; 5912 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5913 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5914 "tap_min_queue", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5915 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 5916 synaptics_sysctl, "I", 5917 "Number of packets required to consider a tap"); 5918 5919 /* hw.psm.synaptics.taphold_timeout. */ 5920 sc->gesture.in_taphold = 0; 5921 sc->syninfo.taphold_timeout = tap_timeout; 5922 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5923 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5924 "taphold_timeout", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5925 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 5926 synaptics_sysctl, "I", 5927 "Maximum elapsed time between two taps to consider a tap-hold " 5928 "action"); 5929 5930 /* hw.psm.synaptics.vscroll_hor_area. */ 5931 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 5932 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5933 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5934 "vscroll_hor_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5935 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 5936 synaptics_sysctl, "I", 5937 "Area reserved for horizontal virtual scrolling"); 5938 5939 /* hw.psm.synaptics.vscroll_ver_area. */ 5940 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 5941 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5942 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5943 "vscroll_ver_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5944 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 5945 synaptics_sysctl, "I", 5946 "Area reserved for vertical virtual scrolling"); 5947 5948 /* hw.psm.synaptics.vscroll_min_delta. */ 5949 sc->syninfo.vscroll_min_delta = 50; 5950 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5951 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5952 "vscroll_min_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5953 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 5954 synaptics_sysctl, "I", 5955 "Minimum movement to consider virtual scrolling"); 5956 5957 /* hw.psm.synaptics.vscroll_div_min. */ 5958 sc->syninfo.vscroll_div_min = 100; 5959 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5960 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5961 "vscroll_div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5962 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 5963 synaptics_sysctl, "I", 5964 "Divisor for fast scrolling"); 5965 5966 /* hw.psm.synaptics.vscroll_div_min. */ 5967 sc->syninfo.vscroll_div_max = 150; 5968 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5969 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5970 "vscroll_div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5971 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 5972 synaptics_sysctl, "I", 5973 "Divisor for slow scrolling"); 5974 5975 /* hw.psm.synaptics.touchpad_off. */ 5976 sc->syninfo.touchpad_off = 0; 5977 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5978 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5979 "touchpad_off", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5980 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 5981 synaptics_sysctl, "I", 5982 "Turn off touchpad"); 5983 5984 sc->syninfo.softbuttons_y = 0; 5985 sc->syninfo.softbutton2_x = 0; 5986 sc->syninfo.softbutton3_x = 0; 5987 5988 /* skip softbuttons sysctl on not clickpads */ 5989 if (sc->synhw.capClickPad) 5990 synaptics_sysctl_create_softbuttons_tree(sc); 5991 } 5992 5993 static int 5994 synaptics_preferred_mode(struct psm_softc *sc) { 5995 int mode_byte; 5996 5997 /* Check if we are in relative mode */ 5998 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5999 if (tap_enabled == 0) 6000 /* 6001 * Disable tap & drag gestures. We use a Mode Byte 6002 * and set the DisGest bit (see §2.5 of Synaptics 6003 * TouchPad Interfacing Guide). 6004 */ 6005 return (0x04); 6006 else 6007 /* 6008 * Enable tap & drag gestures. We use a Mode Byte 6009 * and clear the DisGest bit (see §2.5 of Synaptics 6010 * TouchPad Interfacing Guide). 6011 */ 6012 return (0x00); 6013 } 6014 6015 mode_byte = 0xc4; 6016 6017 /* request wmode where available */ 6018 if (sc->synhw.capExtended) 6019 mode_byte |= 1; 6020 6021 return mode_byte; 6022 } 6023 6024 static void 6025 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6026 mouse_ext_command(sc->kbdc, mode_byte); 6027 6028 /* "Commit" the Set Mode Byte command sent above. */ 6029 set_mouse_sampling_rate(sc->kbdc, 20); 6030 6031 /* 6032 * Enable advanced gestures mode if supported and we are not entering 6033 * passthrough or relative mode. 6034 */ 6035 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6036 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6037 mouse_ext_command(sc->kbdc, 3); 6038 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6039 } 6040 } 6041 6042 static int 6043 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6044 { 6045 device_t psmcpnp; 6046 struct psmcpnp_softc *psmcpnp_sc; 6047 KBDC kbdc = sc->kbdc; 6048 synapticshw_t synhw; 6049 int status[3]; 6050 int buttons, middle_byte; 6051 6052 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6053 6054 /* 6055 * Just to be on the safe side: this avoids troubles with 6056 * following mouse_ext_command() when the previous command 6057 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6058 * Synaptics Touchpad behaviour. 6059 */ 6060 set_mouse_scaling(kbdc, 1); 6061 6062 /* Identify the Touchpad version. */ 6063 if (mouse_ext_command(kbdc, 0) == 0) 6064 return (FALSE); 6065 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6066 return (FALSE); 6067 middle_byte = status[1]; 6068 if (middle_byte != 0x46 && middle_byte != 0x47) 6069 return (FALSE); 6070 6071 bzero(&synhw, sizeof(synhw)); 6072 synhw.infoMinor = status[0]; 6073 synhw.infoMajor = status[2] & 0x0f; 6074 6075 if (verbose >= 2) 6076 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6077 synhw.infoMinor); 6078 6079 /* 6080 * Most synaptics touchpads return 0x47 in middle byte in responce to 6081 * identify command as stated in p.4.4 of "Synaptics PS/2 TouchPad 6082 * Interfacing Guide" and we only support v4.0 or better. But some 6083 * devices return 0x46 here and have a different numbering scheme. 6084 * In the case of 0x46, we allow versions as low as v2.0 6085 */ 6086 if ((middle_byte == 0x47 && synhw.infoMajor < 4) || 6087 (middle_byte == 0x46 && synhw.infoMajor < 2)) { 6088 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6089 return (FALSE); 6090 } 6091 6092 /* Get the Touchpad model information. */ 6093 if (mouse_ext_command(kbdc, 3) == 0) 6094 return (FALSE); 6095 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6096 return (FALSE); 6097 if ((status[1] & 0x01) != 0) { 6098 printf(" Failed to read model information\n"); 6099 return (FALSE); 6100 } 6101 6102 synhw.infoRot180 = (status[0] & 0x80) != 0; 6103 synhw.infoPortrait = (status[0] & 0x40) != 0; 6104 synhw.infoSensor = status[0] & 0x3f; 6105 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6106 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6107 synhw.capPen = (status[2] & 0x40) != 0; 6108 synhw.infoSimplC = (status[2] & 0x20) != 0; 6109 synhw.infoGeometry = status[2] & 0x0f; 6110 6111 if (verbose >= 2) { 6112 printf(" Model information:\n"); 6113 printf(" infoRot180: %d\n", synhw.infoRot180); 6114 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6115 printf(" infoSensor: %d\n", synhw.infoSensor); 6116 printf(" infoHardware: %d\n", synhw.infoHardware); 6117 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6118 printf(" capPen: %d\n", synhw.capPen); 6119 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6120 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6121 } 6122 6123 /* Read the extended capability bits. */ 6124 if (mouse_ext_command(kbdc, 2) == 0) 6125 return (FALSE); 6126 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6127 return (FALSE); 6128 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != middle_byte) { 6129 printf(" Failed to read extended capability bits\n"); 6130 return (FALSE); 6131 } 6132 6133 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6134 sc->unit); 6135 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6136 6137 /* 6138 * Set conservative defaults for 0x46 middle byte touchpads 6139 * as ExtendedQueries return bogus data. 6140 */ 6141 if (middle_byte == 0x46) { 6142 synhw.capExtended = 1; 6143 synhw.capPalmDetect = 1; 6144 synhw.capPassthrough = 1; 6145 synhw.capMultiFinger = 1; 6146 synhw.maximumXCoord = SYNAPTICS_DEFAULT_MAX_X; 6147 synhw.maximumYCoord = SYNAPTICS_DEFAULT_MAX_Y; 6148 synhw.minimumXCoord = SYNAPTICS_DEFAULT_MIN_X; 6149 synhw.minimumYCoord = SYNAPTICS_DEFAULT_MIN_Y; 6150 /* Enable multitouch mode for HW v8.1 devices */ 6151 if (psmcpnp_sc != NULL && 6152 psmcpnp_sc->type == PSMCPNP_HPSYN81) 6153 synhw.capReportsV = 1; 6154 } else 6155 synhw.capExtended = (status[0] & 0x80) != 0; 6156 6157 /* Set the different capabilities when they exist. */ 6158 buttons = 0; 6159 if (synhw.capExtended && middle_byte == 0x47) { 6160 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6161 synhw.capMiddle = (status[0] & 0x04) != 0; 6162 synhw.capPassthrough = (status[2] & 0x80) != 0; 6163 synhw.capLowPower = (status[2] & 0x40) != 0; 6164 synhw.capMultiFingerReport = 6165 (status[2] & 0x20) != 0; 6166 synhw.capSleep = (status[2] & 0x10) != 0; 6167 synhw.capFourButtons = (status[2] & 0x08) != 0; 6168 synhw.capBallistics = (status[2] & 0x04) != 0; 6169 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6170 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6171 6172 if (!set_mouse_scaling(kbdc, 1)) 6173 return (FALSE); 6174 if (mouse_ext_command(kbdc, 0x08) == 0) 6175 return (FALSE); 6176 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6177 return (FALSE); 6178 6179 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6180 synhw.infoXupmm = status[0]; 6181 synhw.infoYupmm = status[2]; 6182 } 6183 6184 if (verbose >= 2) { 6185 printf(" Extended capabilities:\n"); 6186 printf(" capExtended: %d\n", synhw.capExtended); 6187 printf(" capMiddle: %d\n", synhw.capMiddle); 6188 printf(" nExtendedQueries: %d\n", 6189 synhw.nExtendedQueries); 6190 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6191 printf(" capLowPower: %d\n", synhw.capLowPower); 6192 printf(" capMultiFingerReport: %d\n", 6193 synhw.capMultiFingerReport); 6194 printf(" capSleep: %d\n", synhw.capSleep); 6195 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6196 printf(" capBallistics: %d\n", synhw.capBallistics); 6197 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6198 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6199 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6200 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6201 } 6202 6203 /* 6204 * If nExtendedQueries is 1 or greater, then the TouchPad 6205 * supports this number of extended queries. We can load 6206 * more information about buttons using query 0x09. 6207 */ 6208 if (synhw.nExtendedQueries >= 1) { 6209 if (!set_mouse_scaling(kbdc, 1)) 6210 return (FALSE); 6211 if (mouse_ext_command(kbdc, 0x09) == 0) 6212 return (FALSE); 6213 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6214 return (FALSE); 6215 synhw.verticalScroll = (status[0] & 0x01) != 0; 6216 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6217 synhw.verticalWheel = (status[0] & 0x08) != 0; 6218 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6219 synhw.capEWmode = (status[0] & 0x04) != 0; 6220 if (verbose >= 2) { 6221 printf(" Extended model ID:\n"); 6222 printf(" verticalScroll: %d\n", 6223 synhw.verticalScroll); 6224 printf(" horizontalScroll: %d\n", 6225 synhw.horizontalScroll); 6226 printf(" verticalWheel: %d\n", 6227 synhw.verticalWheel); 6228 printf(" nExtendedButtons: %d\n", 6229 synhw.nExtendedButtons); 6230 printf(" capEWmode: %d\n", 6231 synhw.capEWmode); 6232 } 6233 /* 6234 * Add the number of extended buttons to the total 6235 * button support count, including the middle button 6236 * if capMiddle support bit is set. 6237 */ 6238 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6239 } else 6240 /* 6241 * If the capFourButtons support bit is set, 6242 * add a fourth button to the total button count. 6243 */ 6244 buttons = synhw.capFourButtons ? 1 : 0; 6245 6246 /* Read the continued capabilities bits. */ 6247 if (synhw.nExtendedQueries >= 4) { 6248 if (!set_mouse_scaling(kbdc, 1)) 6249 return (FALSE); 6250 if (mouse_ext_command(kbdc, 0x0c) == 0) 6251 return (FALSE); 6252 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6253 return (FALSE); 6254 6255 synhw.capClickPad = (status[1] & 0x01) << 1; 6256 synhw.capClickPad |= (status[0] & 0x10) != 0; 6257 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6258 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6259 synhw.capReportsV = (status[1] & 0x08) != 0; 6260 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6261 synhw.capReportsMin = (status[1] & 0x20) != 0; 6262 synhw.capInterTouch = (status[1] & 0x40) != 0; 6263 synhw.capReportsMax = (status[0] & 0x02) != 0; 6264 synhw.capClearPad = (status[0] & 0x04) != 0; 6265 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6266 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6267 6268 if (synhw.capReportsMax) { 6269 if (!set_mouse_scaling(kbdc, 1)) 6270 return (FALSE); 6271 if (mouse_ext_command(kbdc, 0x0d) == 0) 6272 return (FALSE); 6273 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6274 return (FALSE); 6275 6276 synhw.maximumXCoord = (status[0] << 5) | 6277 ((status[1] & 0x0f) << 1); 6278 synhw.maximumYCoord = (status[2] << 5) | 6279 ((status[1] & 0xf0) >> 3); 6280 } else { 6281 synhw.maximumXCoord = SYNAPTICS_DEFAULT_MAX_X; 6282 synhw.maximumYCoord = SYNAPTICS_DEFAULT_MAX_Y; 6283 } 6284 6285 if (synhw.capReportsMin) { 6286 if (!set_mouse_scaling(kbdc, 1)) 6287 return (FALSE); 6288 if (mouse_ext_command(kbdc, 0x0f) == 0) 6289 return (FALSE); 6290 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6291 return (FALSE); 6292 6293 synhw.minimumXCoord = (status[0] << 5) | 6294 ((status[1] & 0x0f) << 1); 6295 synhw.minimumYCoord = (status[2] << 5) | 6296 ((status[1] & 0xf0) >> 3); 6297 } else { 6298 synhw.minimumXCoord = SYNAPTICS_DEFAULT_MIN_X; 6299 synhw.minimumYCoord = SYNAPTICS_DEFAULT_MIN_Y; 6300 } 6301 6302 /* 6303 * ClickPad properties are not exported through PS/2 6304 * protocol. Detection is based on controller's PnP ID. 6305 */ 6306 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6307 switch (psmcpnp_sc->type) { 6308 case PSMCPNP_FORCEPAD: 6309 synhw.forcePad = 1; 6310 break; 6311 default: 6312 break; 6313 } 6314 } 6315 6316 if (verbose >= 2) { 6317 printf(" Continued capabilities:\n"); 6318 printf(" capClickPad: %d\n", 6319 synhw.capClickPad); 6320 printf(" capDeluxeLEDs: %d\n", 6321 synhw.capDeluxeLEDs); 6322 printf(" noAbsoluteFilter: %d\n", 6323 synhw.noAbsoluteFilter); 6324 printf(" capReportsV: %d\n", 6325 synhw.capReportsV); 6326 printf(" capUniformClickPad: %d\n", 6327 synhw.capUniformClickPad); 6328 printf(" capReportsMin: %d\n", 6329 synhw.capReportsMin); 6330 printf(" capInterTouch: %d\n", 6331 synhw.capInterTouch); 6332 printf(" capReportsMax: %d\n", 6333 synhw.capReportsMax); 6334 printf(" capClearPad: %d\n", 6335 synhw.capClearPad); 6336 printf(" capAdvancedGestures: %d\n", 6337 synhw.capAdvancedGestures); 6338 printf(" capCoveredPad: %d\n", 6339 synhw.capCoveredPad); 6340 if (synhw.capReportsMax) { 6341 printf(" maximumXCoord: %d\n", 6342 synhw.maximumXCoord); 6343 printf(" maximumYCoord: %d\n", 6344 synhw.maximumYCoord); 6345 } 6346 if (synhw.capReportsMin) { 6347 printf(" minimumXCoord: %d\n", 6348 synhw.minimumXCoord); 6349 printf(" minimumYCoord: %d\n", 6350 synhw.minimumYCoord); 6351 } 6352 if (synhw.capClickPad) { 6353 printf(" forcePad: %d\n", 6354 synhw.forcePad); 6355 } 6356 } 6357 buttons += synhw.capClickPad; 6358 } 6359 } 6360 6361 if (verbose >= 2) { 6362 if (synhw.capExtended) 6363 printf(" Additional Buttons: %d\n", buttons); 6364 else 6365 printf(" No extended capabilities\n"); 6366 } 6367 6368 /* 6369 * Add the default number of 3 buttons to the total 6370 * count of supported buttons reported above. 6371 */ 6372 buttons += 3; 6373 6374 /* 6375 * Read the mode byte. 6376 * 6377 * XXX: Note the Synaptics documentation also defines the first 6378 * byte of the response to this query to be a constant 0x3b, this 6379 * does not appear to be true for Touchpads with guest devices. 6380 */ 6381 if (mouse_ext_command(kbdc, 1) == 0) 6382 return (FALSE); 6383 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6384 return (FALSE); 6385 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != middle_byte) { 6386 printf(" Failed to read mode byte\n"); 6387 return (FALSE); 6388 } 6389 6390 if (arg == PROBE) 6391 sc->synhw = synhw; 6392 if (!synaptics_support) 6393 return (FALSE); 6394 6395 /* Set mouse type just now for synaptics_set_mode() */ 6396 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6397 6398 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6399 6400 if (trackpoint_support && synhw.capPassthrough) { 6401 enable_trackpoint(sc, arg); 6402 } 6403 6404 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6405 6406 if (arg == PROBE) { 6407 /* Create sysctl tree. */ 6408 synaptics_sysctl_create_tree(sc, "synaptics", 6409 "Synaptics TouchPad"); 6410 sc->hw.buttons = buttons; 6411 } 6412 6413 return (TRUE); 6414 } 6415 6416 static void 6417 synaptics_passthrough_on(struct psm_softc *sc) 6418 { 6419 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6420 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6421 } 6422 6423 static void 6424 synaptics_passthrough_off(struct psm_softc *sc) 6425 { 6426 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6427 set_mouse_scaling(sc->kbdc, 2); 6428 set_mouse_scaling(sc->kbdc, 1); 6429 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6430 } 6431 6432 /* IBM/Lenovo TrackPoint */ 6433 static int 6434 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6435 { 6436 const int seq[] = { 0xe2, cmd, loc, val }; 6437 int i; 6438 6439 if (sc->synhw.capPassthrough) 6440 synaptics_passthrough_on(sc); 6441 6442 for (i = 0; i < nitems(seq); i++) { 6443 if (sc->synhw.capPassthrough && 6444 (seq[i] == 0xff || seq[i] == 0xe7)) 6445 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6446 synaptics_passthrough_off(sc); 6447 return (EIO); 6448 } 6449 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6450 if (sc->synhw.capPassthrough) 6451 synaptics_passthrough_off(sc); 6452 return (EIO); 6453 } 6454 } 6455 6456 if (sc->synhw.capPassthrough) 6457 synaptics_passthrough_off(sc); 6458 6459 return (0); 6460 } 6461 6462 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6463 #define TPMASK 0 6464 #define TPLOC 1 6465 #define TPINFO 2 6466 6467 static int 6468 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6469 { 6470 static const int data[][3] = { 6471 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6472 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6473 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6474 { 0x00, 0x57, PSM_TPINFO(reach) }, 6475 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6476 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6477 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6478 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6479 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6480 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6481 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6482 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6483 }; 6484 struct psm_softc *sc; 6485 int error, newval, *oldvalp; 6486 const int *tp; 6487 6488 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6489 return (EINVAL); 6490 sc = arg1; 6491 tp = data[arg2]; 6492 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6493 newval = *oldvalp; 6494 error = sysctl_handle_int(oidp, &newval, 0, req); 6495 if (error != 0) 6496 return (error); 6497 if (newval == *oldvalp) 6498 return (0); 6499 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6500 return (EINVAL); 6501 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6502 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6503 if (error != 0) 6504 return (error); 6505 *oldvalp = newval; 6506 6507 return (0); 6508 } 6509 6510 static void 6511 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6512 { 6513 6514 if (sc->tpinfo.sysctl_tree != NULL) 6515 return; 6516 6517 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6518 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6519 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6520 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", CTLFLAG_RD, 6521 0, "IBM/Lenovo TrackPoint"); 6522 6523 /* hw.psm.trackpoint.sensitivity */ 6524 sc->tpinfo.sensitivity = 0x80; 6525 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6526 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6527 "sensitivity", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6528 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6529 trackpoint_sysctl, "I", 6530 "Sensitivity"); 6531 6532 /* hw.psm.trackpoint.negative_inertia */ 6533 sc->tpinfo.inertia = 0x06; 6534 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6535 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6536 "negative_inertia", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6537 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6538 trackpoint_sysctl, "I", 6539 "Negative inertia factor"); 6540 6541 /* hw.psm.trackpoint.upper_plateau */ 6542 sc->tpinfo.uplateau = 0x61; 6543 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6544 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6545 "upper_plateau", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6546 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6547 trackpoint_sysctl, "I", 6548 "Transfer function upper plateau speed"); 6549 6550 /* hw.psm.trackpoint.backup_range */ 6551 sc->tpinfo.reach = 0x0a; 6552 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6553 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6554 "backup_range", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6555 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6556 trackpoint_sysctl, "I", 6557 "Backup range"); 6558 6559 /* hw.psm.trackpoint.drag_hysteresis */ 6560 sc->tpinfo.draghys = 0xff; 6561 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6562 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6563 "drag_hysteresis", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6564 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6565 trackpoint_sysctl, "I", 6566 "Drag hysteresis"); 6567 6568 /* hw.psm.trackpoint.minimum_drag */ 6569 sc->tpinfo.mindrag = 0x14; 6570 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6571 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6572 "minimum_drag", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6573 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6574 trackpoint_sysctl, "I", 6575 "Minimum drag"); 6576 6577 /* hw.psm.trackpoint.up_threshold */ 6578 sc->tpinfo.upthresh = 0xff; 6579 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6580 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6581 "up_threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6582 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6583 trackpoint_sysctl, "I", 6584 "Up threshold for release"); 6585 6586 /* hw.psm.trackpoint.threshold */ 6587 sc->tpinfo.threshold = 0x08; 6588 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6589 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6590 "threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6591 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6592 trackpoint_sysctl, "I", 6593 "Threshold"); 6594 6595 /* hw.psm.trackpoint.jenks_curvature */ 6596 sc->tpinfo.jenks = 0x87; 6597 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6598 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6599 "jenks_curvature", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6600 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6601 trackpoint_sysctl, "I", 6602 "Jenks curvature"); 6603 6604 /* hw.psm.trackpoint.z_time */ 6605 sc->tpinfo.ztime = 0x26; 6606 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6607 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6608 "z_time", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6609 sc, TRACKPOINT_SYSCTL_Z_TIME, 6610 trackpoint_sysctl, "I", 6611 "Z time constant"); 6612 6613 /* hw.psm.trackpoint.press_to_select */ 6614 sc->tpinfo.pts = 0x00; 6615 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6616 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6617 "press_to_select", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6618 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6619 trackpoint_sysctl, "I", 6620 "Press to Select"); 6621 6622 /* hw.psm.trackpoint.skip_backups */ 6623 sc->tpinfo.skipback = 0x00; 6624 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6625 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6626 "skip_backups", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6627 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6628 trackpoint_sysctl, "I", 6629 "Skip backups from drags"); 6630 } 6631 6632 static void 6633 set_trackpoint_parameters(struct psm_softc *sc) 6634 { 6635 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6636 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6637 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6638 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6639 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6640 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6641 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6642 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6643 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6644 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6645 if (sc->tpinfo.pts == 0x01) 6646 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6647 if (sc->tpinfo.skipback == 0x01) 6648 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6649 } 6650 6651 static int 6652 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6653 { 6654 KBDC kbdc = sc->kbdc; 6655 int id; 6656 6657 /* 6658 * If called from enable_synaptics(), make sure that passthrough 6659 * mode is enabled so we can reach the trackpoint. 6660 * However, passthrough mode must be disabled before setting the 6661 * trackpoint parameters, as rackpoint_command() enables and disables 6662 * passthrough mode on its own. 6663 */ 6664 if (sc->synhw.capPassthrough) 6665 synaptics_passthrough_on(sc); 6666 6667 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6668 read_aux_data(kbdc) != 0x01) 6669 goto no_trackpoint; 6670 id = read_aux_data(kbdc); 6671 if (id < 0x01) 6672 goto no_trackpoint; 6673 if (arg == PROBE) 6674 sc->tphw = id; 6675 if (!trackpoint_support) 6676 goto no_trackpoint; 6677 6678 if (sc->synhw.capPassthrough) 6679 synaptics_passthrough_off(sc); 6680 6681 if (arg == PROBE) { 6682 trackpoint_sysctl_create_tree(sc); 6683 /* 6684 * Don't overwrite hwid and buttons when we are 6685 * a guest device. 6686 */ 6687 if (!sc->synhw.capPassthrough) { 6688 sc->hw.hwid = id; 6689 sc->hw.buttons = 3; 6690 } 6691 } 6692 6693 set_trackpoint_parameters(sc); 6694 6695 return (TRUE); 6696 6697 no_trackpoint: 6698 if (sc->synhw.capPassthrough) 6699 synaptics_passthrough_off(sc); 6700 6701 return (FALSE); 6702 } 6703 6704 /* Interlink electronics VersaPad */ 6705 static int 6706 enable_versapad(struct psm_softc *sc, enum probearg arg) 6707 { 6708 KBDC kbdc = sc->kbdc; 6709 int data[3]; 6710 6711 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 6712 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 6713 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6714 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6715 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6716 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6717 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 6718 return (FALSE); 6719 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 6720 return (FALSE); 6721 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6722 6723 return (TRUE); /* PS/2 absolute mode */ 6724 } 6725 6726 /* Elantech Touchpad */ 6727 static int 6728 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 6729 { 6730 int res, readcmd, retidx; 6731 int resp[3]; 6732 6733 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 6734 retidx = hwversion == 4 ? 1 : 0; 6735 6736 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6737 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 6738 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6739 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6740 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6741 6742 if (res == 0) 6743 *val = resp[retidx]; 6744 6745 return (res); 6746 } 6747 6748 static int 6749 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 6750 { 6751 int res, writecmd; 6752 6753 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 6754 6755 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6756 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6757 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6758 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6759 if (hwversion == 4) { 6760 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6761 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6762 } 6763 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6764 res |= send_aux_command(kbdc, val) != PSM_ACK; 6765 res |= set_mouse_scaling(kbdc, 1) == 0; 6766 6767 return (res); 6768 } 6769 6770 static int 6771 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 6772 { 6773 int res; 6774 6775 if (hwversion == 2) { 6776 res = set_mouse_scaling(kbdc, 1) == 0; 6777 res |= mouse_ext_command(kbdc, cmd) == 0; 6778 } else { 6779 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6780 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 6781 } 6782 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6783 6784 return (res); 6785 } 6786 6787 static int 6788 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 6789 { 6790 int i, val, res, hwversion, reg10; 6791 6792 /* set absolute mode */ 6793 hwversion = elanhw->hwversion; 6794 reg10 = -1; 6795 switch (hwversion) { 6796 case 2: 6797 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 6798 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6799 if (res) 6800 break; 6801 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 6802 break; 6803 case 3: 6804 reg10 = 0x0b; 6805 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6806 break; 6807 case 4: 6808 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 6809 break; 6810 default: 6811 res = 1; 6812 } 6813 6814 /* Read back reg 0x10 to ensure hardware is ready. */ 6815 if (res == 0 && reg10 >= 0) { 6816 for (i = 0; i < 5; i++) { 6817 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 6818 break; 6819 DELAY(2000); 6820 } 6821 if (i == 5) 6822 res = 1; 6823 } 6824 6825 if (res) 6826 printf("couldn't set absolute mode\n"); 6827 6828 return (res); 6829 } 6830 6831 static void 6832 elantech_init_synaptics(struct psm_softc *sc) 6833 { 6834 6835 /* Set capabilites required by movement smother */ 6836 sc->synhw.infoMajor = sc->elanhw.hwversion; 6837 sc->synhw.infoMinor = sc->elanhw.fwversion; 6838 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 6839 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 6840 sc->synhw.verticalScroll = 0; 6841 sc->synhw.nExtendedQueries = 4; 6842 sc->synhw.capExtended = 1; 6843 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 6844 sc->synhw.capClickPad = sc->elanhw.isclickpad; 6845 sc->synhw.capMultiFinger = 1; 6846 if (sc->elanhw.issemimt) 6847 sc->synhw.capAdvancedGestures = 1; 6848 else 6849 sc->synhw.capReportsV = 1; 6850 sc->synhw.capPalmDetect = 1; 6851 sc->synhw.capPen = 0; 6852 sc->synhw.capReportsMax = 1; 6853 sc->synhw.maximumXCoord = sc->elanhw.sizex; 6854 sc->synhw.maximumYCoord = sc->elanhw.sizey; 6855 sc->synhw.capReportsMin = 1; 6856 sc->synhw.minimumXCoord = 0; 6857 sc->synhw.minimumYCoord = 0; 6858 6859 if (sc->syninfo.sysctl_tree == NULL) { 6860 synaptics_sysctl_create_tree(sc, "elantech", 6861 "Elantech Touchpad"); 6862 6863 /* 6864 * Adjust synaptic smoother tunables 6865 * 1. Disable finger detection pressure threshold. Unlike 6866 * synaptics we assume the finger is acting when packet with 6867 * its X&Y arrives not when pressure exceedes some threshold 6868 * 2. Disable unrelated features like margins and noisy areas 6869 * 3. Disable virtual scroll areas as 2nd finger is preferable 6870 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 6871 * softbuttons 6872 * 5. Scale down divisors and movement lengths by a factor of 3 6873 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 6874 */ 6875 6876 /* Set reporting range to be equal touchpad size */ 6877 sc->syninfo.max_x = sc->elanhw.sizex; 6878 sc->syninfo.max_y = sc->elanhw.sizey; 6879 6880 /* Disable finger detection pressure threshold */ 6881 sc->syninfo.min_pressure = 1; 6882 6883 /* Adjust palm width to nearly match synaptics w=10 */ 6884 sc->syninfo.max_width = 7; 6885 6886 /* Elans often report double & triple taps as single event */ 6887 sc->syninfo.tap_min_queue = 1; 6888 6889 /* Use full area of touchpad */ 6890 sc->syninfo.margin_top = 0; 6891 sc->syninfo.margin_right = 0; 6892 sc->syninfo.margin_bottom = 0; 6893 sc->syninfo.margin_left = 0; 6894 6895 /* Disable noisy area */ 6896 sc->syninfo.na_top = 0; 6897 sc->syninfo.na_right = 0; 6898 sc->syninfo.na_bottom = 0; 6899 sc->syninfo.na_left = 0; 6900 6901 /* Tune divisors and movement lengths */ 6902 sc->syninfo.weight_len_squared = 200; 6903 sc->syninfo.div_min = 3; 6904 sc->syninfo.div_max = 6; 6905 sc->syninfo.div_max_na = 10; 6906 sc->syninfo.div_len = 30; 6907 sc->syninfo.tap_max_delta = 25; 6908 6909 /* Disable virtual scrolling areas and tune its divisors */ 6910 sc->syninfo.vscroll_hor_area = 0; 6911 sc->syninfo.vscroll_ver_area = 0; 6912 sc->syninfo.vscroll_min_delta = 15; 6913 sc->syninfo.vscroll_div_min = 30; 6914 sc->syninfo.vscroll_div_max = 50; 6915 6916 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 6917 if (sc->elanhw.isclickpad) { 6918 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 6919 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 6920 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 6921 } 6922 } 6923 6924 return; 6925 } 6926 6927 static int 6928 enable_elantech(struct psm_softc *sc, enum probearg arg) 6929 { 6930 static const int ic2hw[] = 6931 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 6932 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 0 }; 6933 static const int fw_sizes[][3] = { 6934 /* FW.vers MaxX MaxY */ 6935 { 0x020030, 1152, 768 }, 6936 { 0x020800, 1152, 768 }, 6937 { 0x020b00, 1152, 768 }, 6938 { 0x040215, 900, 500 }, 6939 { 0x040216, 819, 405 }, 6940 { 0x040219, 900, 500 }, 6941 }; 6942 elantechhw_t elanhw; 6943 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 6944 KBDC kbdc = sc->kbdc; 6945 6946 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 6947 6948 set_mouse_scaling(kbdc, 1); 6949 set_mouse_scaling(kbdc, 1); 6950 set_mouse_scaling(kbdc, 1); 6951 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 6952 return (FALSE); 6953 6954 if (!ELANTECH_MAGIC(resp)) 6955 return (FALSE); 6956 6957 /* Identify the Touchpad version. */ 6958 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 6959 return (FALSE); 6960 6961 bzero(&elanhw, sizeof(elanhw)); 6962 6963 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 6964 icversion = resp[0] & 0x0f; 6965 hwversion = ic2hw[icversion]; 6966 6967 if (verbose >= 2) 6968 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 6969 hwversion, elanhw.fwversion); 6970 6971 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 6972 printf (" Unsupported touchpad hardware (v1)\n"); 6973 return (FALSE); 6974 } 6975 if (hwversion == 0) { 6976 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 6977 elanhw.fwversion); 6978 return (FALSE); 6979 } 6980 6981 /* Get the Touchpad model information. */ 6982 elanhw.hwversion = hwversion; 6983 elanhw.issemimt = hwversion == 2; 6984 elanhw.isclickpad = (resp[1] & 0x10) != 0; 6985 elanhw.hascrc = (resp[1] & 0x40) != 0; 6986 elanhw.haspressure = elanhw.fwversion >= 0x020800; 6987 6988 /* Read the capability bits. */ 6989 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 6990 printf(" Failed to read capability bits\n"); 6991 return (FALSE); 6992 } 6993 6994 elanhw.ntracesx = imax(resp[1], 3); 6995 elanhw.ntracesy = imax(resp[2], 3); 6996 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 6997 6998 /* Get the touchpad resolution */ 6999 switch (hwversion) { 7000 case 4: 7001 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7002 == 0) { 7003 dpix = (resp[1] & 0x0f) * 10 + 790; 7004 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7005 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7006 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7007 break; 7008 } 7009 /* FALLTHROUGH */ 7010 case 2: 7011 case 3: 7012 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7013 break; 7014 } 7015 7016 if (!elantech_support) 7017 return (FALSE); 7018 7019 if (elantech_init(kbdc, &elanhw)) { 7020 printf("couldn't initialize elantech touchpad\n"); 7021 return (FALSE); 7022 } 7023 7024 /* 7025 * Get the touchpad reporting range. 7026 * On HW v.3 touchpads it should be done after switching hardware 7027 * to real resolution mode (by setting bit 3 of reg10) 7028 */ 7029 elanhw.dptracex = elanhw.dptracey = 64; 7030 for (i = 0; i < nitems(fw_sizes); i++) { 7031 if (elanhw.fwversion == fw_sizes[i][0]) { 7032 elanhw.sizex = fw_sizes[i][1]; 7033 elanhw.sizey = fw_sizes[i][2]; 7034 goto found; 7035 } 7036 } 7037 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7038 printf(" Failed to read touchpad size\n"); 7039 elanhw.sizex = 10000; /* Arbitrary high values to */ 7040 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7041 } else if (hwversion == 2) { 7042 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7043 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7044 elanhw.dptracex = resp[1] / 2; 7045 elanhw.dptracey = resp[2] / 2; 7046 } 7047 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7048 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7049 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7050 } else { 7051 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7052 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7053 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7054 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7055 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7056 } 7057 found: 7058 if (verbose >= 2) { 7059 printf(" Model information:\n"); 7060 printf(" MaxX: %d\n", elanhw.sizex); 7061 printf(" MaxY: %d\n", elanhw.sizey); 7062 printf(" DpmmX: %d\n", elanhw.dpmmx); 7063 printf(" DpmmY: %d\n", elanhw.dpmmy); 7064 printf(" TracesX: %d\n", elanhw.ntracesx); 7065 printf(" TracesY: %d\n", elanhw.ntracesy); 7066 printf(" DptraceX: %d\n", elanhw.dptracex); 7067 printf(" DptraceY: %d\n", elanhw.dptracey); 7068 printf(" SemiMT: %d\n", elanhw.issemimt); 7069 printf(" Clickpad: %d\n", elanhw.isclickpad); 7070 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7071 printf(" CRC: %d\n", elanhw.hascrc); 7072 printf(" Pressure: %d\n", elanhw.haspressure); 7073 } 7074 7075 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7076 7077 if (arg == PROBE) { 7078 sc->elanhw = elanhw; 7079 sc->hw.buttons = 3; 7080 7081 /* Initialize synaptics movement smoother */ 7082 elantech_init_synaptics(sc); 7083 7084 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7085 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7086 } 7087 7088 return (TRUE); 7089 } 7090 7091 /* 7092 * Return true if 'now' is earlier than (start + (secs.usecs)). 7093 * Now may be NULL and the function will fetch the current time from 7094 * getmicrouptime(), or a cached 'now' can be passed in. 7095 * All values should be numbers derived from getmicrouptime(). 7096 */ 7097 static int 7098 timeelapsed(start, secs, usecs, now) 7099 const struct timeval *start, *now; 7100 int secs, usecs; 7101 { 7102 struct timeval snow, tv; 7103 7104 /* if there is no 'now' passed in, the get it as a convience. */ 7105 if (now == NULL) { 7106 getmicrouptime(&snow); 7107 now = &snow; 7108 } 7109 7110 tv.tv_sec = secs; 7111 tv.tv_usec = usecs; 7112 timevaladd(&tv, start); 7113 return (timevalcmp(&tv, now, <)); 7114 } 7115 7116 static int 7117 psmresume(device_t dev) 7118 { 7119 struct psm_softc *sc = device_get_softc(dev); 7120 int unit = device_get_unit(dev); 7121 int err; 7122 7123 VLOG(2, (LOG_NOTICE, "psm%d: system resume hook called.\n", unit)); 7124 7125 if ((sc->config & 7126 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7127 return (0); 7128 7129 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7130 7131 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7132 /* 7133 * Release the blocked process; it must be notified that 7134 * the device cannot be accessed anymore. 7135 */ 7136 sc->state &= ~PSM_ASLP; 7137 wakeup(sc); 7138 } 7139 7140 VLOG(2, (LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit)); 7141 7142 return (err); 7143 } 7144 7145 DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 7146 #ifdef EVDEV_SUPPORT 7147 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7148 #endif 7149 7150 #ifdef DEV_ISA 7151 7152 /* 7153 * This sucks up assignments from PNPBIOS and ACPI. 7154 */ 7155 7156 /* 7157 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7158 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7159 * can be probed and attached only after the AT keyboard controller is 7160 * attached, we shall quietly reserve the IRQ resource for later use. 7161 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7162 * copy the IRQ resource to the PS/2 mouse device instance hanging 7163 * under the keyboard controller, then probe and attach it. 7164 */ 7165 7166 static devclass_t psmcpnp_devclass; 7167 7168 static device_probe_t psmcpnp_probe; 7169 static device_attach_t psmcpnp_attach; 7170 7171 static device_method_t psmcpnp_methods[] = { 7172 DEVMETHOD(device_probe, psmcpnp_probe), 7173 DEVMETHOD(device_attach, psmcpnp_attach), 7174 7175 { 0, 0 } 7176 }; 7177 7178 static driver_t psmcpnp_driver = { 7179 PSMCPNP_DRIVER_NAME, 7180 psmcpnp_methods, 7181 sizeof(struct psmcpnp_softc), 7182 }; 7183 7184 static struct isa_pnp_id psmcpnp_ids[] = { 7185 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7186 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7187 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7188 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7189 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7190 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7191 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7192 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7193 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7194 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7195 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7196 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7197 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7198 { 0 } 7199 }; 7200 7201 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7202 static struct isa_pnp_id forcepad_ids[] = { 7203 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7204 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7205 { 0 } 7206 }; 7207 7208 /* List of HW v8.1 synaptics touchpads erroneously detected as HW v2.0 */ 7209 static struct isa_pnp_id hpsyn81_ids[] = { 7210 { 0x9e012e4f, "HP PS/2 trackpad port" }, /* SYN019E, EB 9470 */ 7211 { 0 } 7212 }; 7213 7214 static int 7215 create_a_copy(device_t atkbdc, device_t me) 7216 { 7217 device_t psm; 7218 u_long irq; 7219 7220 /* find the PS/2 mouse device instance under the keyboard controller */ 7221 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7222 device_get_unit(atkbdc)); 7223 if (psm == NULL) 7224 return (ENXIO); 7225 if (device_get_state(psm) != DS_NOTPRESENT) 7226 return (0); 7227 7228 /* move our resource to the found device */ 7229 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7230 bus_delete_resource(me, SYS_RES_IRQ, 0); 7231 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7232 7233 /* ...then probe and attach it */ 7234 return (device_probe_and_attach(psm)); 7235 } 7236 7237 static int 7238 psmcpnp_probe(device_t dev) 7239 { 7240 struct psmcpnp_softc *sc = device_get_softc(dev); 7241 struct resource *res; 7242 u_long irq; 7243 int rid; 7244 7245 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7246 sc->type = PSMCPNP_FORCEPAD; 7247 else if(ISA_PNP_PROBE(device_get_parent(dev), dev, hpsyn81_ids) == 0) 7248 sc->type = PSMCPNP_HPSYN81; 7249 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7250 sc->type = PSMCPNP_GENERIC; 7251 else 7252 return (ENXIO); 7253 7254 /* 7255 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7256 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7257 * declares the PS/2 mouse device node without an IRQ resource! 7258 * If this happens, we shall refer to device hints. 7259 * If we still don't find it there, use a hardcoded value... XXX 7260 */ 7261 rid = 0; 7262 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7263 if (irq <= 0) { 7264 if (resource_long_value(PSM_DRIVER_NAME, 7265 device_get_unit(dev),"irq", &irq) != 0) 7266 irq = 12; /* XXX */ 7267 device_printf(dev, "irq resource info is missing; " 7268 "assuming irq %ld\n", irq); 7269 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7270 } 7271 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7272 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7273 7274 /* keep quiet */ 7275 if (!bootverbose) 7276 device_quiet(dev); 7277 7278 return ((res == NULL) ? ENXIO : 0); 7279 } 7280 7281 static int 7282 psmcpnp_attach(device_t dev) 7283 { 7284 device_t atkbdc; 7285 7286 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7287 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7288 device_get_unit(dev)); 7289 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7290 create_a_copy(atkbdc, dev); 7291 7292 return (0); 7293 } 7294 7295 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7296 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7297 ISA_PNP_INFO(psmcpnp_ids); 7298 #endif /* DEV_ISA */ 7299