1 /*- 2 * Copyright (c) 1992, 1993 Erik Forsberg. 3 * Copyright (c) 1996, 1997 Kazutaka YOKOTA. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED 13 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 15 * NO EVENT SHALL I BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 16 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 17 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 18 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 19 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 20 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 21 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 22 */ 23 /* 24 * Ported to 386bsd Oct 17, 1992 25 * Sandi Donno, Computer Science, University of Cape Town, South Africa 26 * Please send bug reports to sandi@cs.uct.ac.za 27 * 28 * Thanks are also due to Rick Macklem, rick@snowhite.cis.uoguelph.ca - 29 * although I was only partially successful in getting the alpha release 30 * of his "driver for the Logitech and ATI Inport Bus mice for use with 31 * 386bsd and the X386 port" to work with my Microsoft mouse, I nevertheless 32 * found his code to be an invaluable reference when porting this driver 33 * to 386bsd. 34 * 35 * Further modifications for latest 386BSD+patchkit and port to NetBSD, 36 * Andrew Herbert <andrew@werple.apana.org.au> - 8 June 1993 37 * 38 * Cloned from the Microsoft Bus Mouse driver, also by Erik Forsberg, by 39 * Andrew Herbert - 12 June 1993 40 * 41 * Modified for PS/2 mouse by Charles Hannum <mycroft@ai.mit.edu> 42 * - 13 June 1993 43 * 44 * Modified for PS/2 AUX mouse by Shoji Yuen <yuen@nuie.nagoya-u.ac.jp> 45 * - 24 October 1993 46 * 47 * Hardware access routines and probe logic rewritten by 48 * Kazutaka Yokota <yokota@zodiac.mech.utsunomiya-u.ac.jp> 49 * - 3, 14, 22 October 1996. 50 * - 12 November 1996. IOCTLs and rearranging `psmread', `psmioctl'... 51 * - 14, 30 November 1996. Uses `kbdio.c'. 52 * - 13 December 1996. Uses queuing version of `kbdio.c'. 53 * - January/February 1997. Tweaked probe logic for 54 * HiNote UltraII/Latitude/Armada laptops. 55 * - 30 July 1997. Added APM support. 56 * - 5 March 1997. Defined driver configuration flags (PSM_CONFIG_XXX). 57 * Improved sync check logic. 58 * Vendor specific support routines. 59 */ 60 61 #include <sys/cdefs.h> 62 __FBSDID("$FreeBSD$"); 63 64 #include "opt_isa.h" 65 #include "opt_psm.h" 66 #include "opt_evdev.h" 67 68 #include <sys/param.h> 69 #include <sys/systm.h> 70 #include <sys/kernel.h> 71 #include <sys/module.h> 72 #include <sys/bus.h> 73 #include <sys/conf.h> 74 #include <sys/filio.h> 75 #include <sys/poll.h> 76 #include <sys/sigio.h> 77 #include <sys/signalvar.h> 78 #include <sys/syslog.h> 79 #include <machine/bus.h> 80 #include <sys/rman.h> 81 #include <sys/selinfo.h> 82 #include <sys/sysctl.h> 83 #include <sys/time.h> 84 #include <sys/uio.h> 85 86 #include <sys/limits.h> 87 #include <sys/mouse.h> 88 #include <machine/resource.h> 89 90 #ifdef DEV_ISA 91 #include <isa/isavar.h> 92 #endif 93 94 #ifdef EVDEV_SUPPORT 95 #include <dev/evdev/evdev.h> 96 #include <dev/evdev/input.h> 97 #endif 98 99 #include <dev/atkbdc/atkbdcreg.h> 100 #include <dev/atkbdc/psm.h> 101 102 /* 103 * Driver specific options: the following options may be set by 104 * `options' statements in the kernel configuration file. 105 */ 106 107 /* debugging */ 108 #ifndef PSM_DEBUG 109 #define PSM_DEBUG 0 /* 110 * logging: 0: none, 1: brief, 2: verbose 111 * 3: sync errors, 4: all packets 112 */ 113 #endif 114 #define VLOG(level, args) do { \ 115 if (verbose >= level) \ 116 log args; \ 117 } while (0) 118 119 #ifndef PSM_INPUT_TIMEOUT 120 #define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */ 121 #endif 122 123 #ifndef PSM_TAP_TIMEOUT 124 #define PSM_TAP_TIMEOUT 125000 125 #endif 126 127 #ifndef PSM_TAP_THRESHOLD 128 #define PSM_TAP_THRESHOLD 25 129 #endif 130 131 /* end of driver specific options */ 132 133 #define PSMCPNP_DRIVER_NAME "psmcpnp" 134 135 struct psmcpnp_softc { 136 enum { 137 PSMCPNP_GENERIC, 138 PSMCPNP_FORCEPAD, 139 PSMCPNP_HPSYN81, 140 } type; /* Based on PnP ID */ 141 }; 142 143 /* input queue */ 144 #define PSM_BUFSIZE 960 145 #define PSM_SMALLBUFSIZE 240 146 147 /* operation levels */ 148 #define PSM_LEVEL_BASE 0 149 #define PSM_LEVEL_STANDARD 1 150 #define PSM_LEVEL_NATIVE 2 151 #define PSM_LEVEL_MIN PSM_LEVEL_BASE 152 #define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 153 154 /* Logitech PS2++ protocol */ 155 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 156 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 157 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 158 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 159 160 /* ring buffer */ 161 typedef struct ringbuf { 162 int count; /* # of valid elements in the buffer */ 163 int head; /* head pointer */ 164 int tail; /* tail poiner */ 165 u_char buf[PSM_BUFSIZE]; 166 } ringbuf_t; 167 168 /* data buffer */ 169 typedef struct packetbuf { 170 u_char ipacket[16]; /* interim input buffer */ 171 int inputbytes; /* # of bytes in the input buffer */ 172 } packetbuf_t; 173 174 #ifndef PSM_PACKETQUEUE 175 #define PSM_PACKETQUEUE 128 176 #endif 177 178 /* 179 * Typical bezel limits. Taken from 'Synaptics 180 * PS/2 TouchPad Interfacing Guide' p.3.2.3. 181 */ 182 #define SYNAPTICS_DEFAULT_MAX_X 5472 183 #define SYNAPTICS_DEFAULT_MAX_Y 4448 184 #define SYNAPTICS_DEFAULT_MIN_X 1472 185 #define SYNAPTICS_DEFAULT_MIN_Y 1408 186 187 typedef struct synapticsinfo { 188 struct sysctl_ctx_list sysctl_ctx; 189 struct sysctl_oid *sysctl_tree; 190 int directional_scrolls; 191 int two_finger_scroll; 192 int min_pressure; 193 int max_pressure; 194 int max_width; 195 int margin_top; 196 int margin_right; 197 int margin_bottom; 198 int margin_left; 199 int na_top; 200 int na_right; 201 int na_bottom; 202 int na_left; 203 int window_min; 204 int window_max; 205 int multiplicator; 206 int weight_current; 207 int weight_previous; 208 int weight_previous_na; 209 int weight_len_squared; 210 int div_min; 211 int div_max; 212 int div_max_na; 213 int div_len; 214 int tap_max_delta; 215 int tap_min_queue; 216 int taphold_timeout; 217 int vscroll_ver_area; 218 int vscroll_hor_area; 219 int vscroll_min_delta; 220 int vscroll_div_min; 221 int vscroll_div_max; 222 int touchpad_off; 223 int softbuttons_y; 224 int softbutton2_x; 225 int softbutton3_x; 226 int max_x; 227 int max_y; 228 } synapticsinfo_t; 229 230 typedef struct synapticspacket { 231 int x; 232 int y; 233 } synapticspacket_t; 234 235 #define SYNAPTICS_PACKETQUEUE 10 236 #define SYNAPTICS_QUEUE_CURSOR(x) \ 237 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 238 239 #define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 240 ((synhw).infoMajor > (major) || \ 241 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 242 243 typedef struct smoother { 244 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 245 int queue_len; 246 int queue_cursor; 247 int start_x; 248 int start_y; 249 int avg_dx; 250 int avg_dy; 251 int squelch_x; 252 int squelch_y; 253 int is_fuzzy; 254 int active; 255 } smoother_t; 256 257 typedef struct gesture { 258 int window_min; 259 int fingers_nb; 260 int tap_button; 261 int in_taphold; 262 int in_vscroll; 263 int zmax; /* maximum pressure value */ 264 struct timeval taptimeout; /* tap timeout for touchpads */ 265 } gesture_t; 266 267 enum { 268 TRACKPOINT_SYSCTL_SENSITIVITY, 269 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 270 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 271 TRACKPOINT_SYSCTL_BACKUP_RANGE, 272 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 273 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 274 TRACKPOINT_SYSCTL_UP_THRESHOLD, 275 TRACKPOINT_SYSCTL_THRESHOLD, 276 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 277 TRACKPOINT_SYSCTL_Z_TIME, 278 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 279 TRACKPOINT_SYSCTL_SKIP_BACKUPS 280 }; 281 282 typedef struct trackpointinfo { 283 struct sysctl_ctx_list sysctl_ctx; 284 struct sysctl_oid *sysctl_tree; 285 int sensitivity; 286 int inertia; 287 int uplateau; 288 int reach; 289 int draghys; 290 int mindrag; 291 int upthresh; 292 int threshold; 293 int jenks; 294 int ztime; 295 int pts; 296 int skipback; 297 } trackpointinfo_t; 298 299 typedef struct finger { 300 int x; 301 int y; 302 int p; 303 int w; 304 int flags; 305 } finger_t; 306 #define PSM_FINGERS 2 /* # of processed fingers */ 307 #define PSM_FINGER_IS_PEN (1<<0) 308 #define PSM_FINGER_FUZZY (1<<1) 309 #define PSM_FINGER_DEFAULT_P tap_threshold 310 #define PSM_FINGER_DEFAULT_W 1 311 #define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 312 #define PSM_FINGER_RESET(f) do { \ 313 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 314 } while (0) 315 316 typedef struct elantechhw { 317 int hwversion; 318 int fwversion; 319 int sizex; 320 int sizey; 321 int dpmmx; 322 int dpmmy; 323 int ntracesx; 324 int ntracesy; 325 int dptracex; 326 int dptracey; 327 int issemimt; 328 int isclickpad; 329 int hascrc; 330 int hastrackpoint; 331 int haspressure; 332 } elantechhw_t; 333 334 /* minimum versions supported by this driver */ 335 #define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 336 337 #define ELANTECH_MAGIC(magic) \ 338 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 339 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 340 341 #define ELANTECH_FW_ID 0x00 342 #define ELANTECH_FW_VERSION 0x01 343 #define ELANTECH_CAPABILITIES 0x02 344 #define ELANTECH_SAMPLE 0x03 345 #define ELANTECH_RESOLUTION 0x04 346 #define ELANTECH_REG_READ 0x10 347 #define ELANTECH_REG_WRITE 0x11 348 #define ELANTECH_REG_RDWR 0x00 349 #define ELANTECH_CUSTOM_CMD 0xf8 350 351 #ifdef EVDEV_SUPPORT 352 #define ELANTECH_MAX_FINGERS 5 353 #else 354 #define ELANTECH_MAX_FINGERS PSM_FINGERS 355 #endif 356 357 #define ELANTECH_FINGER_MAX_P 255 358 #define ELANTECH_FINGER_MAX_W 15 359 #define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 360 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 361 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 362 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 363 .w = PSM_FINGER_DEFAULT_W, \ 364 .flags = 0 \ 365 } 366 367 enum { 368 ELANTECH_PKT_NOP, 369 ELANTECH_PKT_TRACKPOINT, 370 ELANTECH_PKT_V2_COMMON, 371 ELANTECH_PKT_V2_2FINGER, 372 ELANTECH_PKT_V3, 373 ELANTECH_PKT_V4_STATUS, 374 ELANTECH_PKT_V4_HEAD, 375 ELANTECH_PKT_V4_MOTION 376 }; 377 378 #define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 379 #define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 380 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 381 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 382 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 383 (pb)->ipacket[5] == 0xff) 384 #define ELANTECH_PKT_IS_V2(pb) \ 385 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 386 #define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 387 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 388 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 389 #define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 390 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 391 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 392 #define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 393 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 394 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x1c) == 0x10) 395 396 typedef struct elantechaction { 397 finger_t fingers[ELANTECH_MAX_FINGERS]; 398 int mask; 399 int mask_v4wait; 400 } elantechaction_t; 401 402 /* driver control block */ 403 struct psm_softc { /* Driver status information */ 404 int unit; 405 struct selinfo rsel; /* Process selecting for Input */ 406 u_char state; /* Mouse driver state */ 407 int config; /* driver configuration flags */ 408 int flags; /* other flags */ 409 KBDC kbdc; /* handle to access kbd controller */ 410 struct resource *intr; /* IRQ resource */ 411 void *ih; /* interrupt handle */ 412 mousehw_t hw; /* hardware information */ 413 synapticshw_t synhw; /* Synaptics hardware information */ 414 synapticsinfo_t syninfo; /* Synaptics configuration */ 415 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 416 gesture_t gesture; /* Gesture context */ 417 elantechhw_t elanhw; /* Elantech hardware information */ 418 elantechaction_t elanaction; /* Elantech action context */ 419 int tphw; /* TrackPoint hardware information */ 420 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 421 mousemode_t mode; /* operation mode */ 422 mousemode_t dflt_mode; /* default operation mode */ 423 mousestatus_t status; /* accumulated mouse movement */ 424 ringbuf_t queue; /* mouse status queue */ 425 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 426 int pqueue_start; /* start of data in queue */ 427 int pqueue_end; /* end of data in queue */ 428 int button; /* the latest button state */ 429 int xold; /* previous absolute X position */ 430 int yold; /* previous absolute Y position */ 431 int xaverage; /* average X position */ 432 int yaverage; /* average Y position */ 433 int squelch; /* level to filter movement at low speed */ 434 int syncerrors; /* # of bytes discarded to synchronize */ 435 int pkterrors; /* # of packets failed during quaranteen. */ 436 int fpcount; /* forcePad valid packet counter */ 437 struct timeval inputtimeout; 438 struct timeval lastsoftintr; /* time of last soft interrupt */ 439 struct timeval lastinputerr; /* time last sync error happened */ 440 struct timeval idletimeout; 441 packetbuf_t idlepacket; /* packet to send after idle timeout */ 442 int watchdog; /* watchdog timer flag */ 443 struct callout callout; /* watchdog timer call out */ 444 struct callout softcallout; /* buffer timer call out */ 445 struct cdev *dev; 446 struct cdev *bdev; 447 int lasterr; 448 int cmdcount; 449 struct sigio *async; /* Processes waiting for SIGIO */ 450 int extended_buttons; 451 #ifdef EVDEV_SUPPORT 452 struct evdev_dev *evdev_a; /* Absolute reporting device */ 453 struct evdev_dev *evdev_r; /* Relative reporting device */ 454 #endif 455 }; 456 static devclass_t psm_devclass; 457 458 /* driver state flags (state) */ 459 #define PSM_VALID 0x80 460 #define PSM_OPEN 1 /* Device is open */ 461 #define PSM_ASLP 2 /* Waiting for mouse data */ 462 #define PSM_SOFTARMED 4 /* Software interrupt armed */ 463 #define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 464 #define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 465 #define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 466 467 /* driver configuration flags (config) */ 468 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 469 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 470 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 471 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 472 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 473 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 474 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 475 #define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 476 #define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 477 478 #define PSM_CONFIG_FLAGS \ 479 (PSM_CONFIG_RESOLUTION | \ 480 PSM_CONFIG_ACCEL | \ 481 PSM_CONFIG_NOCHECKSYNC | \ 482 PSM_CONFIG_NOIDPROBE | \ 483 PSM_CONFIG_NORESET | \ 484 PSM_CONFIG_FORCETAP | \ 485 PSM_CONFIG_IGNPORTERROR | \ 486 PSM_CONFIG_HOOKRESUME | \ 487 PSM_CONFIG_INITAFTERSUSPEND) 488 489 /* other flags (flags) */ 490 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 491 492 #define kbdcp(p) ((atkbdc_softc_t *)(p)) 493 #define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 494 & KBDC_QUIRK_KEEP_ACTIVATED) 495 496 /* Tunables */ 497 static int tap_enabled = -1; 498 static int verbose = PSM_DEBUG; 499 static int synaptics_support = 0; 500 static int trackpoint_support = 0; 501 static int elantech_support = 0; 502 503 /* for backward compatibility */ 504 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 505 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 506 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 507 508 typedef struct old_mousehw { 509 int buttons; 510 int iftype; 511 int type; 512 int hwid; 513 } old_mousehw_t; 514 515 typedef struct old_mousemode { 516 int protocol; 517 int rate; 518 int resolution; 519 int accelfactor; 520 } old_mousemode_t; 521 522 #define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 523 enum { 524 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 525 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 526 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 527 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 528 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 529 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 530 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 531 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 532 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 533 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 534 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 535 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 536 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 537 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 538 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 539 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 540 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 541 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 542 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 543 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 544 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 545 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 546 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 547 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 548 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 549 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 550 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 551 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 552 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 553 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 554 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 555 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 556 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 557 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 558 }; 559 560 /* packet formatting function */ 561 typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 562 mousestatus_t *); 563 564 /* function prototypes */ 565 static void psmidentify(driver_t *, device_t); 566 static int psmprobe(device_t); 567 static int psmattach(device_t); 568 static int psmdetach(device_t); 569 static int psmresume(device_t); 570 571 static d_open_t psm_cdev_open; 572 static d_close_t psm_cdev_close; 573 static d_read_t psmread; 574 static d_write_t psmwrite; 575 static d_ioctl_t psmioctl; 576 static d_poll_t psmpoll; 577 578 static int psmopen(struct psm_softc *); 579 static int psmclose(struct psm_softc *); 580 581 #ifdef EVDEV_SUPPORT 582 static evdev_open_t psm_ev_open_r; 583 static evdev_close_t psm_ev_close_r; 584 static evdev_open_t psm_ev_open_a; 585 static evdev_close_t psm_ev_close_a; 586 #endif 587 588 static int enable_aux_dev(KBDC); 589 static int disable_aux_dev(KBDC); 590 static int get_mouse_status(KBDC, int *, int, int); 591 static int get_aux_id(KBDC); 592 static int set_mouse_sampling_rate(KBDC, int); 593 static int set_mouse_scaling(KBDC, int); 594 static int set_mouse_resolution(KBDC, int); 595 static int set_mouse_mode(KBDC); 596 static int get_mouse_buttons(KBDC); 597 static int is_a_mouse(int); 598 static void recover_from_error(KBDC); 599 static int restore_controller(KBDC, int); 600 static int doinitialize(struct psm_softc *, mousemode_t *); 601 static int doopen(struct psm_softc *, int); 602 static int reinitialize(struct psm_softc *, int); 603 static char *model_name(int); 604 static void psmsoftintr(void *); 605 static void psmsoftintridle(void *); 606 static void psmintr(void *); 607 static void psmtimeout(void *); 608 static int timeelapsed(const struct timeval *, int, int, 609 const struct timeval *); 610 static void dropqueue(struct psm_softc *); 611 static void flushpackets(struct psm_softc *); 612 static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 613 mousestatus_t *, int *, int *, int *); 614 static int proc_synaptics(struct psm_softc *, packetbuf_t *, 615 mousestatus_t *, int *, int *, int *); 616 static void proc_versapad(struct psm_softc *, packetbuf_t *, 617 mousestatus_t *, int *, int *, int *); 618 static int proc_elantech(struct psm_softc *, packetbuf_t *, 619 mousestatus_t *, int *, int *, int *); 620 static int psmpalmdetect(struct psm_softc *, finger_t *, int); 621 static void psmgestures(struct psm_softc *, finger_t *, int, 622 mousestatus_t *); 623 static void psmsmoother(struct psm_softc *, finger_t *, int, 624 mousestatus_t *, int *, int *); 625 static int tame_mouse(struct psm_softc *, packetbuf_t *, mousestatus_t *, 626 u_char *); 627 628 /* vendor specific features */ 629 enum probearg { PROBE, REINIT }; 630 typedef int probefunc_t(struct psm_softc *, enum probearg); 631 632 static int mouse_id_proc1(KBDC, int, int, int *); 633 static int mouse_ext_command(KBDC, int); 634 635 static probefunc_t enable_groller; 636 static probefunc_t enable_gmouse; 637 static probefunc_t enable_aglide; 638 static probefunc_t enable_kmouse; 639 static probefunc_t enable_msexplorer; 640 static probefunc_t enable_msintelli; 641 static probefunc_t enable_4dmouse; 642 static probefunc_t enable_4dplus; 643 static probefunc_t enable_mmanplus; 644 static probefunc_t enable_synaptics; 645 static probefunc_t enable_trackpoint; 646 static probefunc_t enable_versapad; 647 static probefunc_t enable_elantech; 648 649 static void set_trackpoint_parameters(struct psm_softc *sc); 650 static void synaptics_passthrough_on(struct psm_softc *sc); 651 static void synaptics_passthrough_off(struct psm_softc *sc); 652 static int synaptics_preferred_mode(struct psm_softc *sc); 653 static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 654 655 static struct { 656 int model; 657 u_char syncmask; 658 int packetsize; 659 probefunc_t *probefunc; 660 } vendortype[] = { 661 /* 662 * WARNING: the order of probe is very important. Don't mess it 663 * unless you know what you are doing. 664 */ 665 { MOUSE_MODEL_NET, /* Genius NetMouse */ 666 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 667 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 668 0xc8, 6, enable_groller }, 669 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 670 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 671 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 672 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 673 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 674 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 675 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 676 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 677 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 678 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 679 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 680 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 681 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 682 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 683 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 684 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 685 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 686 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 687 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 688 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 689 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 690 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 691 { MOUSE_MODEL_GENERIC, 692 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 693 }; 694 #define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 695 696 /* device driver declarateion */ 697 static device_method_t psm_methods[] = { 698 /* Device interface */ 699 DEVMETHOD(device_identify, psmidentify), 700 DEVMETHOD(device_probe, psmprobe), 701 DEVMETHOD(device_attach, psmattach), 702 DEVMETHOD(device_detach, psmdetach), 703 DEVMETHOD(device_resume, psmresume), 704 705 { 0, 0 } 706 }; 707 708 static driver_t psm_driver = { 709 PSM_DRIVER_NAME, 710 psm_methods, 711 sizeof(struct psm_softc), 712 }; 713 714 static struct cdevsw psm_cdevsw = { 715 .d_version = D_VERSION, 716 .d_flags = D_NEEDGIANT, 717 .d_open = psm_cdev_open, 718 .d_close = psm_cdev_close, 719 .d_read = psmread, 720 .d_write = psmwrite, 721 .d_ioctl = psmioctl, 722 .d_poll = psmpoll, 723 .d_name = PSM_DRIVER_NAME, 724 }; 725 726 #ifdef EVDEV_SUPPORT 727 static const struct evdev_methods psm_ev_methods_r = { 728 .ev_open = psm_ev_open_r, 729 .ev_close = psm_ev_close_r, 730 }; 731 static const struct evdev_methods psm_ev_methods_a = { 732 .ev_open = psm_ev_open_a, 733 .ev_close = psm_ev_close_a, 734 }; 735 #endif 736 737 /* device I/O routines */ 738 static int 739 enable_aux_dev(KBDC kbdc) 740 { 741 int res; 742 743 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 744 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 745 746 return (res == PSM_ACK); 747 } 748 749 static int 750 disable_aux_dev(KBDC kbdc) 751 { 752 int res; 753 754 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 755 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 756 757 return (res == PSM_ACK); 758 } 759 760 static int 761 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 762 { 763 int cmd; 764 int res; 765 int i; 766 767 switch (flag) { 768 case 0: 769 default: 770 cmd = PSMC_SEND_DEV_STATUS; 771 break; 772 case 1: 773 cmd = PSMC_SEND_DEV_DATA; 774 break; 775 } 776 empty_aux_buffer(kbdc, 5); 777 res = send_aux_command(kbdc, cmd); 778 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 779 (flag == 1) ? "DATA" : "STATUS", res)); 780 if (res != PSM_ACK) 781 return (0); 782 783 for (i = 0; i < len; ++i) { 784 status[i] = read_aux_data(kbdc); 785 if (status[i] < 0) 786 break; 787 } 788 if (len >= 3) { 789 for (; i < 3; ++i) 790 status[i] = 0; 791 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 792 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 793 } 794 795 return (i); 796 } 797 798 static int 799 get_aux_id(KBDC kbdc) 800 { 801 int res; 802 int id; 803 804 empty_aux_buffer(kbdc, 5); 805 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 806 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 807 if (res != PSM_ACK) 808 return (-1); 809 810 /* 10ms delay */ 811 DELAY(10000); 812 813 id = read_aux_data(kbdc); 814 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 815 816 return (id); 817 } 818 819 static int 820 set_mouse_sampling_rate(KBDC kbdc, int rate) 821 { 822 int res; 823 824 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 825 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 826 827 return ((res == PSM_ACK) ? rate : -1); 828 } 829 830 static int 831 set_mouse_scaling(KBDC kbdc, int scale) 832 { 833 int res; 834 835 switch (scale) { 836 case 1: 837 default: 838 scale = PSMC_SET_SCALING11; 839 break; 840 case 2: 841 scale = PSMC_SET_SCALING21; 842 break; 843 } 844 res = send_aux_command(kbdc, scale); 845 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 846 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 847 848 return (res == PSM_ACK); 849 } 850 851 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 852 static int 853 set_mouse_resolution(KBDC kbdc, int val) 854 { 855 int res; 856 857 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 858 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 859 860 return ((res == PSM_ACK) ? val : -1); 861 } 862 863 /* 864 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 865 * re-enabled by calling `enable_aux_dev()' 866 */ 867 static int 868 set_mouse_mode(KBDC kbdc) 869 { 870 int res; 871 872 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 873 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 874 875 return (res == PSM_ACK); 876 } 877 878 static int 879 get_mouse_buttons(KBDC kbdc) 880 { 881 int c = 2; /* assume two buttons by default */ 882 int status[3]; 883 884 /* 885 * NOTE: a special sequence to obtain Logitech Mouse specific 886 * information: set resolution to 25 ppi, set scaling to 1:1, set 887 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 888 * mouse status bytes is the number of available buttons. 889 * Some manufactures also support this sequence. 890 */ 891 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 892 return (c); 893 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 894 set_mouse_scaling(kbdc, 1) && 895 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 896 return (status[1]); 897 return (c); 898 } 899 900 /* misc subroutines */ 901 /* 902 * Someday, I will get the complete list of valid pointing devices and 903 * their IDs... XXX 904 */ 905 static int 906 is_a_mouse(int id) 907 { 908 #if 0 909 static int valid_ids[] = { 910 PSM_MOUSE_ID, /* mouse */ 911 PSM_BALLPOINT_ID, /* ballpoint device */ 912 PSM_INTELLI_ID, /* Intellimouse */ 913 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 914 -1 /* end of table */ 915 }; 916 int i; 917 918 for (i = 0; valid_ids[i] >= 0; ++i) 919 if (valid_ids[i] == id) 920 return (TRUE); 921 return (FALSE); 922 #else 923 return (TRUE); 924 #endif 925 } 926 927 static char * 928 model_name(int model) 929 { 930 static struct { 931 int model_code; 932 char *model_name; 933 } models[] = { 934 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 935 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 936 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 937 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 938 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 939 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 940 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 941 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 942 { MOUSE_MODEL_4D, "4D Mouse" }, 943 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 944 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 945 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 946 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 947 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 948 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 949 }; 950 int i; 951 952 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 953 if (models[i].model_code == model) 954 break; 955 return (models[i].model_name); 956 } 957 958 static void 959 recover_from_error(KBDC kbdc) 960 { 961 /* discard anything left in the output buffer */ 962 empty_both_buffers(kbdc, 10); 963 964 #if 0 965 /* 966 * NOTE: KBDC_RESET_KBD may not restore the communication between the 967 * keyboard and the controller. 968 */ 969 reset_kbd(kbdc); 970 #else 971 /* 972 * NOTE: somehow diagnostic and keyboard port test commands bring the 973 * keyboard back. 974 */ 975 if (!test_controller(kbdc)) 976 log(LOG_ERR, "psm: keyboard controller failed.\n"); 977 /* if there isn't a keyboard in the system, the following error is OK */ 978 if (test_kbd_port(kbdc) != 0) 979 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 980 #endif 981 } 982 983 static int 984 restore_controller(KBDC kbdc, int command_byte) 985 { 986 empty_both_buffers(kbdc, 10); 987 988 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 989 log(LOG_ERR, "psm: failed to restore the keyboard controller " 990 "command byte.\n"); 991 empty_both_buffers(kbdc, 10); 992 return (FALSE); 993 } else { 994 empty_both_buffers(kbdc, 10); 995 return (TRUE); 996 } 997 } 998 999 /* 1000 * Re-initialize the aux port and device. The aux port must be enabled 1001 * and its interrupt must be disabled before calling this routine. 1002 * The aux device will be disabled before returning. 1003 * The keyboard controller must be locked via `kbdc_lock()' before 1004 * calling this routine. 1005 */ 1006 static int 1007 doinitialize(struct psm_softc *sc, mousemode_t *mode) 1008 { 1009 KBDC kbdc = sc->kbdc; 1010 int stat[3]; 1011 int i; 1012 1013 switch((i = test_aux_port(kbdc))) { 1014 case 1: /* ignore these errors */ 1015 case 2: 1016 case 3: 1017 case PSM_ACK: 1018 if (verbose) 1019 log(LOG_DEBUG, 1020 "psm%d: strange result for test aux port (%d).\n", 1021 sc->unit, i); 1022 /* FALLTHROUGH */ 1023 case 0: /* no error */ 1024 break; 1025 case -1: /* time out */ 1026 default: /* error */ 1027 recover_from_error(kbdc); 1028 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1029 break; 1030 log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 1031 sc->unit, i); 1032 return (FALSE); 1033 } 1034 1035 if (sc->config & PSM_CONFIG_NORESET) { 1036 /* 1037 * Don't try to reset the pointing device. It may possibly 1038 * be left in the unknown state, though... 1039 */ 1040 } else { 1041 /* 1042 * NOTE: some controllers appears to hang the `keyboard' when 1043 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1044 */ 1045 if (!reset_aux_dev(kbdc)) { 1046 recover_from_error(kbdc); 1047 log(LOG_ERR, "psm%d: failed to reset the aux device.\n", 1048 sc->unit); 1049 return (FALSE); 1050 } 1051 } 1052 1053 /* 1054 * both the aux port and the aux device is functioning, see 1055 * if the device can be enabled. 1056 */ 1057 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1058 log(LOG_ERR, "psm%d: failed to enable the aux device.\n", 1059 sc->unit); 1060 return (FALSE); 1061 } 1062 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1063 1064 /* Re-enable the mouse. */ 1065 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1066 if (vendortype[i].model == sc->hw.model) 1067 (*vendortype[i].probefunc)(sc, REINIT); 1068 1069 /* set mouse parameters */ 1070 if (mode != (mousemode_t *)NULL) { 1071 if (mode->rate > 0) 1072 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1073 if (mode->resolution >= 0) 1074 mode->resolution = 1075 set_mouse_resolution(kbdc, mode->resolution); 1076 set_mouse_scaling(kbdc, 1); 1077 set_mouse_mode(kbdc); 1078 } 1079 1080 /* Record sync on the next data packet we see. */ 1081 sc->flags |= PSM_NEED_SYNCBITS; 1082 1083 /* just check the status of the mouse */ 1084 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1085 log(LOG_DEBUG, "psm%d: failed to get status (doinitialize).\n", 1086 sc->unit); 1087 1088 return (TRUE); 1089 } 1090 1091 static int 1092 doopen(struct psm_softc *sc, int command_byte) 1093 { 1094 int stat[3]; 1095 1096 /* 1097 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1098 * no obvious reason. Thus we check the current mode and restore the 1099 * Absolute Mode if it was cleared. 1100 * 1101 * The previous hack at the end of psmprobe() wasn't efficient when 1102 * moused(8) was restarted. 1103 * 1104 * A Reset (FF) or Set Defaults (F6) command would clear the 1105 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1106 * doesn't show any evidence of such a command. 1107 */ 1108 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1109 mouse_ext_command(sc->kbdc, 1); 1110 get_mouse_status(sc->kbdc, stat, 0, 3); 1111 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1112 stat[1] == 0x46 || stat[1] == 0x47) && 1113 stat[2] == 0x40) { 1114 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1115 VLOG(5, (LOG_DEBUG, "psm%d: Synaptis Absolute Mode " 1116 "hopefully restored\n", 1117 sc->unit)); 1118 } 1119 } 1120 1121 /* 1122 * A user may want to disable tap and drag gestures on a Synaptics 1123 * TouchPad when it operates in Relative Mode. 1124 */ 1125 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1126 if (tap_enabled > 0) { 1127 VLOG(2, (LOG_DEBUG, 1128 "psm%d: enable tap and drag gestures\n", 1129 sc->unit)); 1130 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1131 } else if (tap_enabled == 0) { 1132 VLOG(2, (LOG_DEBUG, 1133 "psm%d: disable tap and drag gestures\n", 1134 sc->unit)); 1135 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1136 } 1137 } 1138 1139 /* enable the mouse device */ 1140 if (!enable_aux_dev(sc->kbdc)) { 1141 /* MOUSE ERROR: failed to enable the mouse because: 1142 * 1) the mouse is faulty, 1143 * 2) the mouse has been removed(!?) 1144 * In the latter case, the keyboard may have hung, and need 1145 * recovery procedure... 1146 */ 1147 recover_from_error(sc->kbdc); 1148 #if 0 1149 /* FIXME: we could reset the mouse here and try to enable 1150 * it again. But it will take long time and it's not a good 1151 * idea to disable the keyboard that long... 1152 */ 1153 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1154 recover_from_error(sc->kbdc); 1155 #else 1156 { 1157 #endif 1158 restore_controller(sc->kbdc, command_byte); 1159 /* mark this device is no longer available */ 1160 sc->state &= ~PSM_VALID; 1161 log(LOG_ERR, 1162 "psm%d: failed to enable the device (doopen).\n", 1163 sc->unit); 1164 return (EIO); 1165 } 1166 } 1167 1168 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1169 log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", 1170 sc->unit); 1171 1172 /* enable the aux port and interrupt */ 1173 if (!set_controller_command_byte(sc->kbdc, 1174 kbdc_get_device_mask(sc->kbdc), 1175 (command_byte & KBD_KBD_CONTROL_BITS) | 1176 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1177 /* CONTROLLER ERROR */ 1178 disable_aux_dev(sc->kbdc); 1179 restore_controller(sc->kbdc, command_byte); 1180 log(LOG_ERR, 1181 "psm%d: failed to enable the aux interrupt (doopen).\n", 1182 sc->unit); 1183 return (EIO); 1184 } 1185 1186 /* start the watchdog timer */ 1187 sc->watchdog = FALSE; 1188 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1189 1190 return (0); 1191 } 1192 1193 static int 1194 reinitialize(struct psm_softc *sc, int doinit) 1195 { 1196 int err; 1197 int c; 1198 int s; 1199 1200 /* don't let anybody mess with the aux device */ 1201 if (!kbdc_lock(sc->kbdc, TRUE)) 1202 return (EIO); 1203 s = spltty(); 1204 1205 /* block our watchdog timer */ 1206 sc->watchdog = FALSE; 1207 callout_stop(&sc->callout); 1208 1209 /* save the current controller command byte */ 1210 empty_both_buffers(sc->kbdc, 10); 1211 c = get_controller_command_byte(sc->kbdc); 1212 VLOG(2, (LOG_DEBUG, 1213 "psm%d: current command byte: %04x (reinitialize).\n", 1214 sc->unit, c)); 1215 1216 /* enable the aux port but disable the aux interrupt and the keyboard */ 1217 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1218 kbdc_get_device_mask(sc->kbdc), 1219 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1220 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1221 /* CONTROLLER ERROR */ 1222 splx(s); 1223 kbdc_lock(sc->kbdc, FALSE); 1224 log(LOG_ERR, 1225 "psm%d: unable to set the command byte (reinitialize).\n", 1226 sc->unit); 1227 return (EIO); 1228 } 1229 1230 /* flush any data */ 1231 if (sc->state & PSM_VALID) { 1232 /* this may fail; but never mind... */ 1233 disable_aux_dev(sc->kbdc); 1234 empty_aux_buffer(sc->kbdc, 10); 1235 } 1236 flushpackets(sc); 1237 sc->syncerrors = 0; 1238 sc->pkterrors = 0; 1239 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1240 1241 /* try to detect the aux device; are you still there? */ 1242 err = 0; 1243 if (doinit) { 1244 if (doinitialize(sc, &sc->mode)) { 1245 /* yes */ 1246 sc->state |= PSM_VALID; 1247 } else { 1248 /* the device has gone! */ 1249 restore_controller(sc->kbdc, c); 1250 sc->state &= ~PSM_VALID; 1251 log(LOG_ERR, 1252 "psm%d: the aux device has gone! (reinitialize).\n", 1253 sc->unit); 1254 err = ENXIO; 1255 } 1256 } 1257 splx(s); 1258 1259 /* restore the driver state */ 1260 if ((sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A)) && 1261 (err == 0)) { 1262 /* enable the aux device and the port again */ 1263 err = doopen(sc, c); 1264 if (err != 0) 1265 log(LOG_ERR, "psm%d: failed to enable the device " 1266 "(reinitialize).\n", sc->unit); 1267 } else { 1268 /* restore the keyboard port and disable the aux port */ 1269 if (!set_controller_command_byte(sc->kbdc, 1270 kbdc_get_device_mask(sc->kbdc), 1271 (c & KBD_KBD_CONTROL_BITS) | 1272 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1273 /* CONTROLLER ERROR */ 1274 log(LOG_ERR, "psm%d: failed to disable the aux port " 1275 "(reinitialize).\n", sc->unit); 1276 err = EIO; 1277 } 1278 } 1279 1280 kbdc_lock(sc->kbdc, FALSE); 1281 return (err); 1282 } 1283 1284 /* psm driver entry points */ 1285 1286 static void 1287 psmidentify(driver_t *driver, device_t parent) 1288 { 1289 device_t psmc; 1290 device_t psm; 1291 u_long irq; 1292 int unit; 1293 1294 unit = device_get_unit(parent); 1295 1296 /* always add at least one child */ 1297 psm = BUS_ADD_CHILD(parent, KBDC_RID_AUX, driver->name, unit); 1298 if (psm == NULL) 1299 return; 1300 1301 irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX); 1302 if (irq > 0) 1303 return; 1304 1305 /* 1306 * If the PS/2 mouse device has already been reported by ACPI or 1307 * PnP BIOS, obtain the IRQ resource from it. 1308 * (See psmcpnp_attach() below.) 1309 */ 1310 psmc = device_find_child(device_get_parent(parent), 1311 PSMCPNP_DRIVER_NAME, unit); 1312 if (psmc == NULL) 1313 return; 1314 irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0); 1315 if (irq <= 0) 1316 return; 1317 bus_delete_resource(psmc, SYS_RES_IRQ, 0); 1318 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 1319 } 1320 1321 #define endprobe(v) do { \ 1322 if (bootverbose) \ 1323 --verbose; \ 1324 kbdc_set_device_mask(sc->kbdc, mask); \ 1325 kbdc_lock(sc->kbdc, FALSE); \ 1326 return (v); \ 1327 } while (0) 1328 1329 static int 1330 psmprobe(device_t dev) 1331 { 1332 int unit = device_get_unit(dev); 1333 struct psm_softc *sc = device_get_softc(dev); 1334 int stat[3]; 1335 int command_byte; 1336 int mask; 1337 int rid; 1338 int i; 1339 1340 #if 0 1341 kbdc_debug(TRUE); 1342 #endif 1343 1344 /* see if IRQ is available */ 1345 rid = KBDC_RID_AUX; 1346 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1347 if (sc->intr == NULL) { 1348 if (bootverbose) 1349 device_printf(dev, "unable to allocate IRQ\n"); 1350 return (ENXIO); 1351 } 1352 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1353 1354 sc->unit = unit; 1355 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1356 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1357 /* XXX: for backward compatibility */ 1358 #if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1359 sc->config |= 1360 #ifdef PSM_RESETAFTERSUSPEND 1361 PSM_CONFIG_INITAFTERSUSPEND; 1362 #else 1363 PSM_CONFIG_HOOKRESUME; 1364 #endif 1365 #endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1366 sc->flags = 0; 1367 if (bootverbose) 1368 ++verbose; 1369 1370 device_set_desc(dev, "PS/2 Mouse"); 1371 1372 if (!kbdc_lock(sc->kbdc, TRUE)) { 1373 printf("psm%d: unable to lock the controller.\n", unit); 1374 if (bootverbose) 1375 --verbose; 1376 return (ENXIO); 1377 } 1378 1379 /* 1380 * NOTE: two bits in the command byte controls the operation of the 1381 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1382 * port interrupt (IRQ 12) enable bit (bit 2). 1383 */ 1384 1385 /* discard anything left after the keyboard initialization */ 1386 empty_both_buffers(sc->kbdc, 10); 1387 1388 /* save the current command byte; it will be used later */ 1389 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1390 command_byte = get_controller_command_byte(sc->kbdc); 1391 if (verbose) 1392 printf("psm%d: current command byte:%04x\n", unit, 1393 command_byte); 1394 if (command_byte == -1) { 1395 /* CONTROLLER ERROR */ 1396 printf("psm%d: unable to get the current command byte value.\n", 1397 unit); 1398 endprobe(ENXIO); 1399 } 1400 1401 /* 1402 * disable the keyboard port while probing the aux port, which must be 1403 * enabled during this routine 1404 */ 1405 if (!set_controller_command_byte(sc->kbdc, 1406 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1407 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1408 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1409 /* 1410 * this is CONTROLLER ERROR; I don't know how to recover 1411 * from this error... 1412 */ 1413 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1414 restore_controller(sc->kbdc, command_byte); 1415 printf("psm%d: unable to set the command byte.\n", unit); 1416 endprobe(ENXIO); 1417 } 1418 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 1419 1420 /* 1421 * NOTE: `test_aux_port()' is designed to return with zero if the aux 1422 * port exists and is functioning. However, some controllers appears 1423 * to respond with zero even when the aux port doesn't exist. (It may 1424 * be that this is only the case when the controller DOES have the aux 1425 * port but the port is not wired on the motherboard.) The keyboard 1426 * controllers without the port, such as the original AT, are 1427 * supposed to return with an error code or simply time out. In any 1428 * case, we have to continue probing the port even when the controller 1429 * passes this test. 1430 * 1431 * XXX: some controllers erroneously return the error code 1, 2 or 3 1432 * when it has a perfectly functional aux port. We have to ignore 1433 * this error code. Even if the controller HAS error with the aux 1434 * port, it will be detected later... 1435 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 1436 */ 1437 switch ((i = test_aux_port(sc->kbdc))) { 1438 case 1: /* ignore these errors */ 1439 case 2: 1440 case 3: 1441 case PSM_ACK: 1442 if (verbose) 1443 printf("psm%d: strange result for test aux port " 1444 "(%d).\n", unit, i); 1445 /* FALLTHROUGH */ 1446 case 0: /* no error */ 1447 break; 1448 case -1: /* time out */ 1449 default: /* error */ 1450 recover_from_error(sc->kbdc); 1451 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1452 break; 1453 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1454 restore_controller(sc->kbdc, command_byte); 1455 if (verbose) 1456 printf("psm%d: the aux port is not functioning (%d).\n", 1457 unit, i); 1458 endprobe(ENXIO); 1459 } 1460 1461 if (sc->config & PSM_CONFIG_NORESET) { 1462 /* 1463 * Don't try to reset the pointing device. It may possibly be 1464 * left in an unknown state, though... 1465 */ 1466 } else { 1467 /* 1468 * NOTE: some controllers appears to hang the `keyboard' when 1469 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1470 * 1471 * Attempt to reset the controller twice -- this helps 1472 * pierce through some KVM switches. The second reset 1473 * is non-fatal. 1474 */ 1475 if (!reset_aux_dev(sc->kbdc)) { 1476 recover_from_error(sc->kbdc); 1477 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1478 restore_controller(sc->kbdc, command_byte); 1479 if (verbose) 1480 printf("psm%d: failed to reset the aux " 1481 "device.\n", unit); 1482 endprobe(ENXIO); 1483 } else if (!reset_aux_dev(sc->kbdc)) { 1484 recover_from_error(sc->kbdc); 1485 if (verbose >= 2) 1486 printf("psm%d: failed to reset the aux device " 1487 "(2).\n", unit); 1488 } 1489 } 1490 1491 /* 1492 * both the aux port and the aux device are functioning, see if the 1493 * device can be enabled. NOTE: when enabled, the device will start 1494 * sending data; we shall immediately disable the device once we know 1495 * the device can be enabled. 1496 */ 1497 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 1498 /* MOUSE ERROR */ 1499 recover_from_error(sc->kbdc); 1500 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1501 restore_controller(sc->kbdc, command_byte); 1502 if (verbose) 1503 printf("psm%d: failed to enable the aux device.\n", 1504 unit); 1505 endprobe(ENXIO); 1506 } 1507 1508 /* save the default values after reset */ 1509 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 1510 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1511 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1512 } else { 1513 sc->dflt_mode.rate = sc->mode.rate = -1; 1514 sc->dflt_mode.resolution = sc->mode.resolution = -1; 1515 } 1516 1517 /* hardware information */ 1518 sc->hw.iftype = MOUSE_IF_PS2; 1519 1520 /* verify the device is a mouse */ 1521 sc->hw.hwid = get_aux_id(sc->kbdc); 1522 if (!is_a_mouse(sc->hw.hwid)) { 1523 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1524 restore_controller(sc->kbdc, command_byte); 1525 if (verbose) 1526 printf("psm%d: unknown device type (%d).\n", unit, 1527 sc->hw.hwid); 1528 endprobe(ENXIO); 1529 } 1530 switch (sc->hw.hwid) { 1531 case PSM_BALLPOINT_ID: 1532 sc->hw.type = MOUSE_TRACKBALL; 1533 break; 1534 case PSM_MOUSE_ID: 1535 case PSM_INTELLI_ID: 1536 case PSM_EXPLORER_ID: 1537 case PSM_4DMOUSE_ID: 1538 case PSM_4DPLUS_ID: 1539 sc->hw.type = MOUSE_MOUSE; 1540 break; 1541 default: 1542 sc->hw.type = MOUSE_UNKNOWN; 1543 break; 1544 } 1545 1546 if (sc->config & PSM_CONFIG_NOIDPROBE) { 1547 sc->hw.buttons = 2; 1548 i = GENERIC_MOUSE_ENTRY; 1549 } else { 1550 /* # of buttons */ 1551 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 1552 1553 /* other parameters */ 1554 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1555 if ((*vendortype[i].probefunc)(sc, PROBE)) { 1556 if (verbose >= 2) 1557 printf("psm%d: found %s\n", unit, 1558 model_name(vendortype[i].model)); 1559 break; 1560 } 1561 } 1562 1563 sc->hw.model = vendortype[i].model; 1564 1565 sc->dflt_mode.level = PSM_LEVEL_BASE; 1566 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 1567 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 1568 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 1569 sc->dflt_mode.syncmask[0] = 0; 1570 else 1571 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 1572 if (sc->config & PSM_CONFIG_FORCETAP) 1573 sc->dflt_mode.syncmask[0] &= ~MOUSE_PS2_TAP; 1574 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 1575 sc->mode = sc->dflt_mode; 1576 sc->mode.packetsize = vendortype[i].packetsize; 1577 1578 /* set mouse parameters */ 1579 #if 0 1580 /* 1581 * A version of Logitech FirstMouse+ won't report wheel movement, 1582 * if SET_DEFAULTS is sent... Don't use this command. 1583 * This fix was found by Takashi Nishida. 1584 */ 1585 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 1586 if (verbose >= 2) 1587 printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, i); 1588 #endif 1589 if (sc->config & PSM_CONFIG_RESOLUTION) 1590 sc->mode.resolution = 1591 set_mouse_resolution(sc->kbdc, 1592 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1593 else if (sc->mode.resolution >= 0) 1594 sc->mode.resolution = 1595 set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1596 if (sc->mode.rate > 0) 1597 sc->mode.rate = 1598 set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1599 set_mouse_scaling(sc->kbdc, 1); 1600 1601 /* Record sync on the next data packet we see. */ 1602 sc->flags |= PSM_NEED_SYNCBITS; 1603 1604 /* just check the status of the mouse */ 1605 /* 1606 * NOTE: XXX there are some arcane controller/mouse combinations out 1607 * there, which hung the controller unless there is data transmission 1608 * after ACK from the mouse. 1609 */ 1610 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1611 printf("psm%d: failed to get status.\n", unit); 1612 else { 1613 /* 1614 * When in its native mode, some mice operate with different 1615 * default parameters than in the PS/2 compatible mode. 1616 */ 1617 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1618 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1619 } 1620 1621 /* disable the aux port for now... */ 1622 if (!set_controller_command_byte(sc->kbdc, 1623 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1624 (command_byte & KBD_KBD_CONTROL_BITS) | 1625 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1626 /* 1627 * this is CONTROLLER ERROR; I don't know the proper way to 1628 * recover from this error... 1629 */ 1630 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1631 restore_controller(sc->kbdc, command_byte); 1632 printf("psm%d: unable to set the command byte.\n", unit); 1633 endprobe(ENXIO); 1634 } 1635 1636 /* done */ 1637 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1638 kbdc_lock(sc->kbdc, FALSE); 1639 return (0); 1640 } 1641 1642 #ifdef EVDEV_SUPPORT 1643 /* Values are taken from Linux drivers for userland software compatibility */ 1644 #define PS2_MOUSE_VENDOR 0x0002 1645 #define PS2_MOUSE_GENERIC_PRODUCT 0x0001 1646 #define PS2_MOUSE_SYNAPTICS_NAME "SynPS/2 Synaptics TouchPad" 1647 #define PS2_MOUSE_SYNAPTICS_PRODUCT 0x0007 1648 #define PS2_MOUSE_TRACKPOINT_NAME "TPPS/2 IBM TrackPoint" 1649 #define PS2_MOUSE_TRACKPOINT_PRODUCT 0x000A 1650 #define PS2_MOUSE_ELANTECH_NAME "ETPS/2 Elantech Touchpad" 1651 #define PS2_MOUSE_ELANTECH_ST_NAME "ETPS/2 Elantech TrackPoint" 1652 #define PS2_MOUSE_ELANTECH_PRODUCT 0x000E 1653 1654 #define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1655 1656 static void 1657 psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1658 { 1659 size_t i; 1660 1661 for (i = 0; info[i][0] != ABS_CNT; i++) 1662 evdev_support_abs(evdev, info[i][0], 0, info[i][1], info[i][2], 1663 0, 0, info[i][3]); 1664 } 1665 1666 static void 1667 psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1668 { 1669 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1670 1671 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1672 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1673 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1674 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1675 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1676 } 1677 1678 static void 1679 psm_push_st_finger(struct psm_softc *sc, const finger_t *f) 1680 { 1681 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1682 1683 evdev_push_abs(sc->evdev_a, ABS_X, f->x); 1684 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1685 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1686 if (sc->synhw.capPalmDetect) 1687 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1688 } 1689 1690 static void 1691 psm_release_mt_slot(struct evdev_dev *evdev, int32_t slot) 1692 { 1693 1694 evdev_push_abs(evdev, ABS_MT_SLOT, slot); 1695 evdev_push_abs(evdev, ABS_MT_TRACKING_ID, -1); 1696 } 1697 1698 static int 1699 psm_register(device_t dev, int model_code) 1700 { 1701 struct psm_softc *sc = device_get_softc(dev); 1702 struct evdev_dev *evdev_r; 1703 int error, i, nbuttons, nwheels, product; 1704 bool is_pointing_stick; 1705 const char *name; 1706 1707 name = model_name(model_code); 1708 nbuttons = sc->hw.buttons; 1709 product = PS2_MOUSE_GENERIC_PRODUCT; 1710 nwheels = 0; 1711 is_pointing_stick = false; 1712 1713 switch (model_code) { 1714 case MOUSE_MODEL_TRACKPOINT: 1715 name = PS2_MOUSE_TRACKPOINT_NAME; 1716 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1717 nbuttons = 3; 1718 is_pointing_stick = true; 1719 break; 1720 1721 case MOUSE_MODEL_ELANTECH: 1722 name = PS2_MOUSE_ELANTECH_ST_NAME; 1723 product = PS2_MOUSE_ELANTECH_PRODUCT; 1724 nbuttons = 3; 1725 is_pointing_stick = true; 1726 break; 1727 1728 case MOUSE_MODEL_MOUSEMANPLUS: 1729 case MOUSE_MODEL_4D: 1730 nwheels = 2; 1731 break; 1732 1733 case MOUSE_MODEL_EXPLORER: 1734 case MOUSE_MODEL_INTELLI: 1735 case MOUSE_MODEL_NET: 1736 case MOUSE_MODEL_NETSCROLL: 1737 case MOUSE_MODEL_4DPLUS: 1738 nwheels = 1; 1739 break; 1740 } 1741 1742 evdev_r = evdev_alloc(); 1743 evdev_set_name(evdev_r, name); 1744 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1745 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1746 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1747 1748 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1749 if (is_pointing_stick) 1750 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1751 evdev_support_event(evdev_r, EV_SYN); 1752 evdev_support_event(evdev_r, EV_KEY); 1753 evdev_support_event(evdev_r, EV_REL); 1754 evdev_support_rel(evdev_r, REL_X); 1755 evdev_support_rel(evdev_r, REL_Y); 1756 switch (nwheels) { 1757 case 2: 1758 evdev_support_rel(evdev_r, REL_HWHEEL); 1759 /* FALLTHROUGH */ 1760 case 1: 1761 evdev_support_rel(evdev_r, REL_WHEEL); 1762 } 1763 for (i = 0; i < nbuttons; i++) 1764 evdev_support_key(evdev_r, BTN_MOUSE + i); 1765 1766 error = evdev_register_mtx(evdev_r, &Giant); 1767 if (error) 1768 evdev_free(evdev_r); 1769 else 1770 sc->evdev_r = evdev_r; 1771 return (error); 1772 } 1773 1774 static int 1775 psm_register_synaptics(device_t dev) 1776 { 1777 struct psm_softc *sc = device_get_softc(dev); 1778 const uint16_t synaptics_absinfo_st[][4] = { 1779 { ABS_X, sc->synhw.minimumXCoord, 1780 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1781 { ABS_Y, sc->synhw.minimumYCoord, 1782 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1783 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1784 ABSINFO_END, 1785 }; 1786 const uint16_t synaptics_absinfo_mt[][4] = { 1787 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1788 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1789 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1790 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1791 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1792 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1793 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1794 ABSINFO_END, 1795 }; 1796 struct evdev_dev *evdev_a; 1797 int error, i, guest_model; 1798 1799 evdev_a = evdev_alloc(); 1800 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1801 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1802 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1803 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1804 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1805 1806 evdev_support_event(evdev_a, EV_SYN); 1807 evdev_support_event(evdev_a, EV_KEY); 1808 evdev_support_event(evdev_a, EV_ABS); 1809 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1810 if (sc->synhw.capAdvancedGestures) 1811 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1812 if (sc->synhw.capClickPad) 1813 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1814 evdev_support_key(evdev_a, BTN_TOUCH); 1815 evdev_support_nfingers(evdev_a, 3); 1816 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1817 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1818 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1819 if (sc->synhw.capPalmDetect) 1820 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 0, 15, 0, 0, 0); 1821 evdev_support_key(evdev_a, BTN_LEFT); 1822 if (!sc->synhw.capClickPad) { 1823 evdev_support_key(evdev_a, BTN_RIGHT); 1824 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1825 evdev_support_key(evdev_a, BTN_MIDDLE); 1826 } 1827 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1828 evdev_support_key(evdev_a, BTN_BACK); 1829 evdev_support_key(evdev_a, BTN_FORWARD); 1830 } 1831 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1832 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1833 evdev_support_key(evdev_a, BTN_0 + i); 1834 1835 error = evdev_register_mtx(evdev_a, &Giant); 1836 if (!error && sc->synhw.capPassthrough) { 1837 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1838 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1839 error = psm_register(dev, guest_model); 1840 } 1841 if (error) 1842 evdev_free(evdev_a); 1843 else 1844 sc->evdev_a = evdev_a; 1845 return (error); 1846 } 1847 1848 static int 1849 psm_register_elantech(device_t dev) 1850 { 1851 struct psm_softc *sc = device_get_softc(dev); 1852 const uint16_t elantech_absinfo[][4] = { 1853 { ABS_X, 0, sc->elanhw.sizex, 1854 sc->elanhw.dpmmx }, 1855 { ABS_Y, 0, sc->elanhw.sizey, 1856 sc->elanhw.dpmmy }, 1857 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1858 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1859 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1860 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1861 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1862 sc->elanhw.dpmmx }, 1863 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1864 sc->elanhw.dpmmy }, 1865 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1866 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1867 sc->elanhw.dptracex, 0 }, 1868 ABSINFO_END, 1869 }; 1870 struct evdev_dev *evdev_a; 1871 int error; 1872 1873 evdev_a = evdev_alloc(); 1874 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1875 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1876 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1877 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1878 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1879 1880 evdev_support_event(evdev_a, EV_SYN); 1881 evdev_support_event(evdev_a, EV_KEY); 1882 evdev_support_event(evdev_a, EV_ABS); 1883 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1884 if (sc->elanhw.issemimt) 1885 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1886 if (sc->elanhw.isclickpad) 1887 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1888 evdev_support_key(evdev_a, BTN_TOUCH); 1889 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1890 evdev_support_key(evdev_a, BTN_LEFT); 1891 if (!sc->elanhw.isclickpad) 1892 evdev_support_key(evdev_a, BTN_RIGHT); 1893 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1894 1895 error = evdev_register_mtx(evdev_a, &Giant); 1896 if (!error && sc->elanhw.hastrackpoint) 1897 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1898 if (error) 1899 evdev_free(evdev_a); 1900 else 1901 sc->evdev_a = evdev_a; 1902 return (error); 1903 } 1904 #endif 1905 1906 static int 1907 psmattach(device_t dev) 1908 { 1909 int unit = device_get_unit(dev); 1910 struct psm_softc *sc = device_get_softc(dev); 1911 int error; 1912 int rid; 1913 1914 /* Setup initial state */ 1915 sc->state = PSM_VALID; 1916 callout_init(&sc->callout, 0); 1917 callout_init(&sc->softcallout, 0); 1918 1919 /* Setup our interrupt handler */ 1920 rid = KBDC_RID_AUX; 1921 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1922 if (sc->intr == NULL) 1923 return (ENXIO); 1924 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1925 &sc->ih); 1926 if (error) { 1927 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1928 return (error); 1929 } 1930 1931 /* Done */ 1932 sc->dev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "psm%d", unit); 1933 sc->dev->si_drv1 = sc; 1934 sc->bdev = make_dev(&psm_cdevsw, 0, 0, 0, 0666, "bpsm%d", unit); 1935 sc->bdev->si_drv1 = sc; 1936 1937 #ifdef EVDEV_SUPPORT 1938 switch (sc->hw.model) { 1939 case MOUSE_MODEL_SYNAPTICS: 1940 error = psm_register_synaptics(dev); 1941 break; 1942 1943 case MOUSE_MODEL_ELANTECH: 1944 error = psm_register_elantech(dev); 1945 break; 1946 1947 default: 1948 error = psm_register(dev, sc->hw.model); 1949 } 1950 1951 if (error) 1952 return (error); 1953 #endif 1954 1955 /* Some touchpad devices need full reinitialization after suspend. */ 1956 switch (sc->hw.model) { 1957 case MOUSE_MODEL_SYNAPTICS: 1958 case MOUSE_MODEL_GLIDEPOINT: 1959 case MOUSE_MODEL_VERSAPAD: 1960 case MOUSE_MODEL_ELANTECH: 1961 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 1962 break; 1963 default: 1964 if (sc->synhw.infoMajor >= 4 || sc->tphw > 0) 1965 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 1966 break; 1967 } 1968 1969 /* Elantech trackpad`s sync bit differs from touchpad`s one */ 1970 if (sc->hw.model == MOUSE_MODEL_ELANTECH && 1971 (sc->elanhw.hascrc || sc->elanhw.hastrackpoint)) { 1972 sc->config |= PSM_CONFIG_NOCHECKSYNC; 1973 sc->flags &= ~PSM_NEED_SYNCBITS; 1974 } 1975 1976 if (!verbose) 1977 printf("psm%d: model %s, device ID %d\n", 1978 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 1979 else { 1980 printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 1981 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 1982 sc->hw.hwid >> 8, sc->hw.buttons); 1983 printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 1984 unit, sc->config, sc->flags, sc->mode.packetsize); 1985 printf("psm%d: syncmask:%02x, syncbits:%02x%s\n", 1986 unit, sc->mode.syncmask[0], sc->mode.syncmask[1], 1987 sc->config & PSM_CONFIG_NOCHECKSYNC ? " (sync not checked)" : ""); 1988 } 1989 1990 if (bootverbose) 1991 --verbose; 1992 1993 return (0); 1994 } 1995 1996 static int 1997 psmdetach(device_t dev) 1998 { 1999 struct psm_softc *sc; 2000 int rid; 2001 2002 sc = device_get_softc(dev); 2003 if (sc->state & PSM_OPEN) 2004 return (EBUSY); 2005 2006 #ifdef EVDEV_SUPPORT 2007 evdev_free(sc->evdev_r); 2008 evdev_free(sc->evdev_a); 2009 #endif 2010 2011 rid = KBDC_RID_AUX; 2012 bus_teardown_intr(dev, sc->intr, sc->ih); 2013 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2014 2015 destroy_dev(sc->dev); 2016 destroy_dev(sc->bdev); 2017 2018 callout_drain(&sc->callout); 2019 callout_drain(&sc->softcallout); 2020 2021 return (0); 2022 } 2023 2024 #ifdef EVDEV_SUPPORT 2025 static int 2026 psm_ev_open_r(struct evdev_dev *evdev, void *ev_softc) 2027 { 2028 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2029 int err = 0; 2030 2031 /* Get device data */ 2032 if ((sc->state & PSM_VALID) == 0) { 2033 /* the device is no longer valid/functioning */ 2034 return (ENXIO); 2035 } 2036 2037 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2038 err = psmopen(sc); 2039 2040 if (err == 0) 2041 sc->state |= PSM_EV_OPEN_R; 2042 2043 return (err); 2044 } 2045 2046 static void 2047 psm_ev_close_r(struct evdev_dev *evdev, void *ev_softc) 2048 { 2049 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2050 2051 sc->state &= ~PSM_EV_OPEN_R; 2052 2053 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2054 return; 2055 2056 if (sc->state & PSM_VALID) 2057 psmclose(sc); 2058 } 2059 2060 static int 2061 psm_ev_open_a(struct evdev_dev *evdev, void *ev_softc) 2062 { 2063 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2064 int err = 0; 2065 2066 /* Get device data */ 2067 if ((sc->state & PSM_VALID) == 0) { 2068 /* the device is no longer valid/functioning */ 2069 return (ENXIO); 2070 } 2071 2072 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2073 err = psmopen(sc); 2074 2075 if (err == 0) 2076 sc->state |= PSM_EV_OPEN_A; 2077 2078 return (err); 2079 } 2080 2081 static void 2082 psm_ev_close_a(struct evdev_dev *evdev, void *ev_softc) 2083 { 2084 struct psm_softc *sc = (struct psm_softc *)ev_softc; 2085 2086 sc->state &= ~PSM_EV_OPEN_A; 2087 2088 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2089 return; 2090 2091 if (sc->state & PSM_VALID) 2092 psmclose(sc); 2093 } 2094 #endif 2095 2096 static int 2097 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2098 { 2099 struct psm_softc *sc; 2100 int err = 0; 2101 2102 /* Get device data */ 2103 sc = dev->si_drv1; 2104 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2105 /* the device is no longer valid/functioning */ 2106 return (ENXIO); 2107 } 2108 2109 /* Disallow multiple opens */ 2110 if (sc->state & PSM_OPEN) 2111 return (EBUSY); 2112 2113 device_busy(devclass_get_device(psm_devclass, sc->unit)); 2114 2115 #ifdef EVDEV_SUPPORT 2116 /* Already opened by evdev */ 2117 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2118 #endif 2119 err = psmopen(sc); 2120 2121 if (err == 0) 2122 sc->state |= PSM_OPEN; 2123 else 2124 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2125 2126 return (err); 2127 } 2128 2129 static int 2130 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2131 { 2132 struct psm_softc *sc; 2133 int err = 0; 2134 2135 /* Get device data */ 2136 sc = dev->si_drv1; 2137 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2138 /* the device is no longer valid/functioning */ 2139 return (ENXIO); 2140 } 2141 2142 #ifdef EVDEV_SUPPORT 2143 /* Still opened by evdev */ 2144 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2145 #endif 2146 err = psmclose(sc); 2147 2148 if (err == 0) { 2149 sc->state &= ~PSM_OPEN; 2150 /* clean up and sigio requests */ 2151 if (sc->async != NULL) { 2152 funsetown(&sc->async); 2153 sc->async = NULL; 2154 } 2155 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2156 } 2157 2158 return (err); 2159 } 2160 2161 static int 2162 psmopen(struct psm_softc *sc) 2163 { 2164 int command_byte; 2165 int err; 2166 int s; 2167 2168 /* Initialize state */ 2169 sc->mode.level = sc->dflt_mode.level; 2170 sc->mode.protocol = sc->dflt_mode.protocol; 2171 sc->watchdog = FALSE; 2172 sc->async = NULL; 2173 2174 /* flush the event queue */ 2175 sc->queue.count = 0; 2176 sc->queue.head = 0; 2177 sc->queue.tail = 0; 2178 sc->status.flags = 0; 2179 sc->status.button = 0; 2180 sc->status.obutton = 0; 2181 sc->status.dx = 0; 2182 sc->status.dy = 0; 2183 sc->status.dz = 0; 2184 sc->button = 0; 2185 sc->pqueue_start = 0; 2186 sc->pqueue_end = 0; 2187 2188 /* empty input buffer */ 2189 flushpackets(sc); 2190 sc->syncerrors = 0; 2191 sc->pkterrors = 0; 2192 2193 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2194 if (!kbdc_lock(sc->kbdc, TRUE)) 2195 return (EIO); 2196 2197 /* save the current controller command byte */ 2198 s = spltty(); 2199 command_byte = get_controller_command_byte(sc->kbdc); 2200 2201 /* enable the aux port and temporalily disable the keyboard */ 2202 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2203 kbdc_get_device_mask(sc->kbdc), 2204 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2205 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2206 /* CONTROLLER ERROR; do you know how to get out of this? */ 2207 kbdc_lock(sc->kbdc, FALSE); 2208 splx(s); 2209 log(LOG_ERR, 2210 "psm%d: unable to set the command byte (psmopen).\n", 2211 sc->unit); 2212 return (EIO); 2213 } 2214 /* 2215 * Now that the keyboard controller is told not to generate 2216 * the keyboard and mouse interrupts, call `splx()' to allow 2217 * the other tty interrupts. The clock interrupt may also occur, 2218 * but timeout routines will be blocked by the poll flag set 2219 * via `kbdc_lock()' 2220 */ 2221 splx(s); 2222 2223 /* enable the mouse device */ 2224 err = doopen(sc, command_byte); 2225 2226 /* done */ 2227 kbdc_lock(sc->kbdc, FALSE); 2228 return (err); 2229 } 2230 2231 static int 2232 psmclose(struct psm_softc *sc) 2233 { 2234 int stat[3]; 2235 int command_byte; 2236 int s; 2237 2238 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2239 if (!kbdc_lock(sc->kbdc, TRUE)) 2240 return (EIO); 2241 2242 /* save the current controller command byte */ 2243 s = spltty(); 2244 command_byte = get_controller_command_byte(sc->kbdc); 2245 if (command_byte == -1) { 2246 kbdc_lock(sc->kbdc, FALSE); 2247 splx(s); 2248 return (EIO); 2249 } 2250 2251 /* disable the aux interrupt and temporalily disable the keyboard */ 2252 if (!set_controller_command_byte(sc->kbdc, 2253 kbdc_get_device_mask(sc->kbdc), 2254 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2255 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2256 log(LOG_ERR, 2257 "psm%d: failed to disable the aux int (psmclose).\n", 2258 sc->unit); 2259 /* CONTROLLER ERROR; 2260 * NOTE: we shall force our way through. Because the only 2261 * ill effect we shall see is that we may not be able 2262 * to read ACK from the mouse, and it doesn't matter much 2263 * so long as the mouse will accept the DISABLE command. 2264 */ 2265 } 2266 splx(s); 2267 2268 /* stop the watchdog timer */ 2269 callout_stop(&sc->callout); 2270 2271 /* remove anything left in the output buffer */ 2272 empty_aux_buffer(sc->kbdc, 10); 2273 2274 /* disable the aux device, port and interrupt */ 2275 if (sc->state & PSM_VALID) { 2276 if (!disable_aux_dev(sc->kbdc)) { 2277 /* MOUSE ERROR; 2278 * NOTE: we don't return (error) and continue, 2279 * pretending we have successfully disabled the device. 2280 * It's OK because the interrupt routine will discard 2281 * any data from the mouse hereafter. 2282 */ 2283 log(LOG_ERR, 2284 "psm%d: failed to disable the device (psmclose).\n", 2285 sc->unit); 2286 } 2287 2288 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2289 log(LOG_DEBUG, 2290 "psm%d: failed to get status (psmclose).\n", 2291 sc->unit); 2292 } 2293 2294 if (!set_controller_command_byte(sc->kbdc, 2295 kbdc_get_device_mask(sc->kbdc), 2296 (command_byte & KBD_KBD_CONTROL_BITS) | 2297 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2298 /* 2299 * CONTROLLER ERROR; 2300 * we shall ignore this error; see the above comment. 2301 */ 2302 log(LOG_ERR, 2303 "psm%d: failed to disable the aux port (psmclose).\n", 2304 sc->unit); 2305 } 2306 2307 /* remove anything left in the output buffer */ 2308 empty_aux_buffer(sc->kbdc, 10); 2309 2310 /* close is almost always successful */ 2311 kbdc_lock(sc->kbdc, FALSE); 2312 return (0); 2313 } 2314 2315 static int 2316 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2317 u_char *buf) 2318 { 2319 static u_char butmapps2[8] = { 2320 0, 2321 MOUSE_PS2_BUTTON1DOWN, 2322 MOUSE_PS2_BUTTON2DOWN, 2323 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2324 MOUSE_PS2_BUTTON3DOWN, 2325 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2326 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2327 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2328 MOUSE_PS2_BUTTON3DOWN, 2329 }; 2330 static u_char butmapmsc[8] = { 2331 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2332 MOUSE_MSC_BUTTON3UP, 2333 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2334 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2335 MOUSE_MSC_BUTTON3UP, 2336 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2337 MOUSE_MSC_BUTTON2UP, 2338 MOUSE_MSC_BUTTON1UP, 2339 0, 2340 }; 2341 int mapped; 2342 int i; 2343 2344 if (sc->mode.level == PSM_LEVEL_BASE) { 2345 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2346 if (status->button & MOUSE_BUTTON4DOWN) 2347 mapped |= MOUSE_BUTTON1DOWN; 2348 status->button = mapped; 2349 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2350 i = imax(imin(status->dx, 255), -256); 2351 if (i < 0) 2352 buf[0] |= MOUSE_PS2_XNEG; 2353 buf[1] = i; 2354 i = imax(imin(status->dy, 255), -256); 2355 if (i < 0) 2356 buf[0] |= MOUSE_PS2_YNEG; 2357 buf[2] = i; 2358 return (MOUSE_PS2_PACKETSIZE); 2359 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2360 buf[0] = MOUSE_MSC_SYNC | 2361 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2362 i = imax(imin(status->dx, 255), -256); 2363 buf[1] = i >> 1; 2364 buf[3] = i - buf[1]; 2365 i = imax(imin(status->dy, 255), -256); 2366 buf[2] = i >> 1; 2367 buf[4] = i - buf[2]; 2368 i = imax(imin(status->dz, 127), -128); 2369 buf[5] = (i >> 1) & 0x7f; 2370 buf[6] = (i - (i >> 1)) & 0x7f; 2371 buf[7] = (~status->button >> 3) & 0x7f; 2372 return (MOUSE_SYS_PACKETSIZE); 2373 } 2374 return (pb->inputbytes); 2375 } 2376 2377 static int 2378 psmread(struct cdev *dev, struct uio *uio, int flag) 2379 { 2380 struct psm_softc *sc = dev->si_drv1; 2381 u_char buf[PSM_SMALLBUFSIZE]; 2382 int error = 0; 2383 int s; 2384 int l; 2385 2386 if ((sc->state & PSM_VALID) == 0) 2387 return (EIO); 2388 2389 /* block until mouse activity occurred */ 2390 s = spltty(); 2391 while (sc->queue.count <= 0) { 2392 if (dev != sc->bdev) { 2393 splx(s); 2394 return (EWOULDBLOCK); 2395 } 2396 sc->state |= PSM_ASLP; 2397 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2398 sc->state &= ~PSM_ASLP; 2399 if (error) { 2400 splx(s); 2401 return (error); 2402 } else if ((sc->state & PSM_VALID) == 0) { 2403 /* the device disappeared! */ 2404 splx(s); 2405 return (EIO); 2406 } 2407 } 2408 splx(s); 2409 2410 /* copy data to the user land */ 2411 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2412 s = spltty(); 2413 l = imin(sc->queue.count, uio->uio_resid); 2414 if (l > sizeof(buf)) 2415 l = sizeof(buf); 2416 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2417 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2418 sizeof(sc->queue.buf) - sc->queue.head); 2419 bcopy(&sc->queue.buf[0], 2420 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2421 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2422 } else 2423 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2424 sc->queue.count -= l; 2425 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2426 splx(s); 2427 error = uiomove(buf, l, uio); 2428 if (error) 2429 break; 2430 } 2431 2432 return (error); 2433 } 2434 2435 static int 2436 block_mouse_data(struct psm_softc *sc, int *c) 2437 { 2438 int s; 2439 2440 if (!kbdc_lock(sc->kbdc, TRUE)) 2441 return (EIO); 2442 2443 s = spltty(); 2444 *c = get_controller_command_byte(sc->kbdc); 2445 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2446 kbdc_get_device_mask(sc->kbdc), 2447 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2448 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2449 /* this is CONTROLLER ERROR */ 2450 splx(s); 2451 kbdc_lock(sc->kbdc, FALSE); 2452 return (EIO); 2453 } 2454 2455 /* 2456 * The device may be in the middle of status data transmission. 2457 * The transmission will be interrupted, thus, incomplete status 2458 * data must be discarded. Although the aux interrupt is disabled 2459 * at the keyboard controller level, at most one aux interrupt 2460 * may have already been pending and a data byte is in the 2461 * output buffer; throw it away. Note that the second argument 2462 * to `empty_aux_buffer()' is zero, so that the call will just 2463 * flush the internal queue. 2464 * `psmintr()' will be invoked after `splx()' if an interrupt is 2465 * pending; it will see no data and returns immediately. 2466 */ 2467 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2468 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2469 flushpackets(sc); 2470 splx(s); 2471 2472 return (0); 2473 } 2474 2475 static void 2476 dropqueue(struct psm_softc *sc) 2477 { 2478 2479 sc->queue.count = 0; 2480 sc->queue.head = 0; 2481 sc->queue.tail = 0; 2482 if ((sc->state & PSM_SOFTARMED) != 0) { 2483 sc->state &= ~PSM_SOFTARMED; 2484 callout_stop(&sc->softcallout); 2485 } 2486 sc->pqueue_start = sc->pqueue_end; 2487 } 2488 2489 static void 2490 flushpackets(struct psm_softc *sc) 2491 { 2492 2493 dropqueue(sc); 2494 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2495 } 2496 2497 static int 2498 unblock_mouse_data(struct psm_softc *sc, int c) 2499 { 2500 int error = 0; 2501 2502 /* 2503 * We may have seen a part of status data during `set_mouse_XXX()'. 2504 * they have been queued; flush it. 2505 */ 2506 empty_aux_buffer(sc->kbdc, 0); 2507 2508 /* restore ports and interrupt */ 2509 if (!set_controller_command_byte(sc->kbdc, 2510 kbdc_get_device_mask(sc->kbdc), 2511 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2512 /* 2513 * CONTROLLER ERROR; this is serious, we may have 2514 * been left with the inaccessible keyboard and 2515 * the disabled mouse interrupt. 2516 */ 2517 error = EIO; 2518 } 2519 2520 kbdc_lock(sc->kbdc, FALSE); 2521 return (error); 2522 } 2523 2524 static int 2525 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2526 { 2527 struct psm_softc *sc = dev->si_drv1; 2528 u_char buf[PSM_SMALLBUFSIZE]; 2529 int error = 0, i, l; 2530 2531 if ((sc->state & PSM_VALID) == 0) 2532 return (EIO); 2533 2534 if (sc->mode.level < PSM_LEVEL_NATIVE) 2535 return (ENODEV); 2536 2537 /* copy data from the user land */ 2538 while (uio->uio_resid > 0) { 2539 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2540 error = uiomove(buf, l, uio); 2541 if (error) 2542 break; 2543 for (i = 0; i < l; i++) { 2544 VLOG(4, (LOG_DEBUG, "psm: cmd 0x%x\n", buf[i])); 2545 if (!write_aux_command(sc->kbdc, buf[i])) { 2546 VLOG(2, (LOG_DEBUG, 2547 "psm: cmd 0x%x failed.\n", buf[i])); 2548 return (reinitialize(sc, FALSE)); 2549 } 2550 } 2551 } 2552 2553 return (error); 2554 } 2555 2556 static int 2557 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2558 struct thread *td) 2559 { 2560 struct psm_softc *sc = dev->si_drv1; 2561 mousemode_t mode; 2562 mousestatus_t status; 2563 #if (defined(MOUSE_GETVARS)) 2564 mousevar_t *var; 2565 #endif 2566 mousedata_t *data; 2567 int stat[3]; 2568 int command_byte; 2569 int error = 0; 2570 int s; 2571 2572 /* Perform IOCTL command */ 2573 switch (cmd) { 2574 2575 case OLD_MOUSE_GETHWINFO: 2576 s = spltty(); 2577 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2578 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2579 ((old_mousehw_t *)addr)->type = sc->hw.type; 2580 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2581 splx(s); 2582 break; 2583 2584 case MOUSE_GETHWINFO: 2585 s = spltty(); 2586 *(mousehw_t *)addr = sc->hw; 2587 if (sc->mode.level == PSM_LEVEL_BASE) 2588 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2589 splx(s); 2590 break; 2591 2592 case MOUSE_SYN_GETHWINFO: 2593 s = spltty(); 2594 if (sc->synhw.infoMajor >= 4) 2595 *(synapticshw_t *)addr = sc->synhw; 2596 else 2597 error = EINVAL; 2598 splx(s); 2599 break; 2600 2601 case OLD_MOUSE_GETMODE: 2602 s = spltty(); 2603 switch (sc->mode.level) { 2604 case PSM_LEVEL_BASE: 2605 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2606 break; 2607 case PSM_LEVEL_STANDARD: 2608 ((old_mousemode_t *)addr)->protocol = 2609 MOUSE_PROTO_SYSMOUSE; 2610 break; 2611 case PSM_LEVEL_NATIVE: 2612 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2613 break; 2614 } 2615 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2616 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2617 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2618 splx(s); 2619 break; 2620 2621 case MOUSE_GETMODE: 2622 s = spltty(); 2623 *(mousemode_t *)addr = sc->mode; 2624 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2625 ((mousemode_t *)addr)->syncmask[0] = 0; 2626 ((mousemode_t *)addr)->syncmask[1] = 0; 2627 } 2628 ((mousemode_t *)addr)->resolution = 2629 MOUSE_RES_LOW - sc->mode.resolution; 2630 switch (sc->mode.level) { 2631 case PSM_LEVEL_BASE: 2632 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2633 ((mousemode_t *)addr)->packetsize = 2634 MOUSE_PS2_PACKETSIZE; 2635 break; 2636 case PSM_LEVEL_STANDARD: 2637 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2638 ((mousemode_t *)addr)->packetsize = 2639 MOUSE_SYS_PACKETSIZE; 2640 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2641 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2642 break; 2643 case PSM_LEVEL_NATIVE: 2644 /* FIXME: this isn't quite correct... XXX */ 2645 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2646 break; 2647 } 2648 splx(s); 2649 break; 2650 2651 case OLD_MOUSE_SETMODE: 2652 case MOUSE_SETMODE: 2653 if (cmd == OLD_MOUSE_SETMODE) { 2654 mode.rate = ((old_mousemode_t *)addr)->rate; 2655 /* 2656 * resolution old I/F new I/F 2657 * default 0 0 2658 * low 1 -2 2659 * medium low 2 -3 2660 * medium high 3 -4 2661 * high 4 -5 2662 */ 2663 if (((old_mousemode_t *)addr)->resolution > 0) 2664 mode.resolution = 2665 -((old_mousemode_t *)addr)->resolution - 1; 2666 else 2667 mode.resolution = 0; 2668 mode.accelfactor = 2669 ((old_mousemode_t *)addr)->accelfactor; 2670 mode.level = -1; 2671 } else 2672 mode = *(mousemode_t *)addr; 2673 2674 /* adjust and validate parameters. */ 2675 if (mode.rate > UCHAR_MAX) 2676 return (EINVAL); 2677 if (mode.rate == 0) 2678 mode.rate = sc->dflt_mode.rate; 2679 else if (mode.rate == -1) 2680 /* don't change the current setting */ 2681 ; 2682 else if (mode.rate < 0) 2683 return (EINVAL); 2684 if (mode.resolution >= UCHAR_MAX) 2685 return (EINVAL); 2686 if (mode.resolution >= 200) 2687 mode.resolution = MOUSE_RES_HIGH; 2688 else if (mode.resolution >= 100) 2689 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2690 else if (mode.resolution >= 50) 2691 mode.resolution = MOUSE_RES_MEDIUMLOW; 2692 else if (mode.resolution > 0) 2693 mode.resolution = MOUSE_RES_LOW; 2694 if (mode.resolution == MOUSE_RES_DEFAULT) 2695 mode.resolution = sc->dflt_mode.resolution; 2696 else if (mode.resolution == -1) 2697 /* don't change the current setting */ 2698 ; 2699 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2700 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2701 if (mode.level == -1) 2702 /* don't change the current setting */ 2703 mode.level = sc->mode.level; 2704 else if ((mode.level < PSM_LEVEL_MIN) || 2705 (mode.level > PSM_LEVEL_MAX)) 2706 return (EINVAL); 2707 if (mode.accelfactor == -1) 2708 /* don't change the current setting */ 2709 mode.accelfactor = sc->mode.accelfactor; 2710 else if (mode.accelfactor < 0) 2711 return (EINVAL); 2712 2713 /* don't allow anybody to poll the keyboard controller */ 2714 error = block_mouse_data(sc, &command_byte); 2715 if (error) 2716 return (error); 2717 2718 /* set mouse parameters */ 2719 if (mode.rate > 0) 2720 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2721 mode.rate); 2722 if (mode.resolution >= 0) 2723 mode.resolution = 2724 set_mouse_resolution(sc->kbdc, mode.resolution); 2725 set_mouse_scaling(sc->kbdc, 1); 2726 get_mouse_status(sc->kbdc, stat, 0, 3); 2727 2728 s = spltty(); 2729 sc->mode.rate = mode.rate; 2730 sc->mode.resolution = mode.resolution; 2731 sc->mode.accelfactor = mode.accelfactor; 2732 sc->mode.level = mode.level; 2733 splx(s); 2734 2735 unblock_mouse_data(sc, command_byte); 2736 break; 2737 2738 case MOUSE_GETLEVEL: 2739 *(int *)addr = sc->mode.level; 2740 break; 2741 2742 case MOUSE_SETLEVEL: 2743 if ((*(int *)addr < PSM_LEVEL_MIN) || 2744 (*(int *)addr > PSM_LEVEL_MAX)) 2745 return (EINVAL); 2746 sc->mode.level = *(int *)addr; 2747 break; 2748 2749 case MOUSE_GETSTATUS: 2750 s = spltty(); 2751 status = sc->status; 2752 sc->status.flags = 0; 2753 sc->status.obutton = sc->status.button; 2754 sc->status.button = 0; 2755 sc->status.dx = 0; 2756 sc->status.dy = 0; 2757 sc->status.dz = 0; 2758 splx(s); 2759 *(mousestatus_t *)addr = status; 2760 break; 2761 2762 #if (defined(MOUSE_GETVARS)) 2763 case MOUSE_GETVARS: 2764 var = (mousevar_t *)addr; 2765 bzero(var, sizeof(*var)); 2766 s = spltty(); 2767 var->var[0] = MOUSE_VARS_PS2_SIG; 2768 var->var[1] = sc->config; 2769 var->var[2] = sc->flags; 2770 splx(s); 2771 break; 2772 2773 case MOUSE_SETVARS: 2774 return (ENODEV); 2775 #endif /* MOUSE_GETVARS */ 2776 2777 case MOUSE_READSTATE: 2778 case MOUSE_READDATA: 2779 data = (mousedata_t *)addr; 2780 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2781 return (EINVAL); 2782 2783 error = block_mouse_data(sc, &command_byte); 2784 if (error) 2785 return (error); 2786 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2787 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2788 error = EIO; 2789 unblock_mouse_data(sc, command_byte); 2790 break; 2791 2792 #if (defined(MOUSE_SETRESOLUTION)) 2793 case MOUSE_SETRESOLUTION: 2794 mode.resolution = *(int *)addr; 2795 if (mode.resolution >= UCHAR_MAX) 2796 return (EINVAL); 2797 else if (mode.resolution >= 200) 2798 mode.resolution = MOUSE_RES_HIGH; 2799 else if (mode.resolution >= 100) 2800 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2801 else if (mode.resolution >= 50) 2802 mode.resolution = MOUSE_RES_MEDIUMLOW; 2803 else if (mode.resolution > 0) 2804 mode.resolution = MOUSE_RES_LOW; 2805 if (mode.resolution == MOUSE_RES_DEFAULT) 2806 mode.resolution = sc->dflt_mode.resolution; 2807 else if (mode.resolution == -1) 2808 mode.resolution = sc->mode.resolution; 2809 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2810 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2811 2812 error = block_mouse_data(sc, &command_byte); 2813 if (error) 2814 return (error); 2815 sc->mode.resolution = 2816 set_mouse_resolution(sc->kbdc, mode.resolution); 2817 if (sc->mode.resolution != mode.resolution) 2818 error = EIO; 2819 unblock_mouse_data(sc, command_byte); 2820 break; 2821 #endif /* MOUSE_SETRESOLUTION */ 2822 2823 #if (defined(MOUSE_SETRATE)) 2824 case MOUSE_SETRATE: 2825 mode.rate = *(int *)addr; 2826 if (mode.rate > UCHAR_MAX) 2827 return (EINVAL); 2828 if (mode.rate == 0) 2829 mode.rate = sc->dflt_mode.rate; 2830 else if (mode.rate < 0) 2831 mode.rate = sc->mode.rate; 2832 2833 error = block_mouse_data(sc, &command_byte); 2834 if (error) 2835 return (error); 2836 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2837 if (sc->mode.rate != mode.rate) 2838 error = EIO; 2839 unblock_mouse_data(sc, command_byte); 2840 break; 2841 #endif /* MOUSE_SETRATE */ 2842 2843 #if (defined(MOUSE_SETSCALING)) 2844 case MOUSE_SETSCALING: 2845 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2846 return (EINVAL); 2847 2848 error = block_mouse_data(sc, &command_byte); 2849 if (error) 2850 return (error); 2851 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2852 error = EIO; 2853 unblock_mouse_data(sc, command_byte); 2854 break; 2855 #endif /* MOUSE_SETSCALING */ 2856 2857 #if (defined(MOUSE_GETHWID)) 2858 case MOUSE_GETHWID: 2859 error = block_mouse_data(sc, &command_byte); 2860 if (error) 2861 return (error); 2862 sc->hw.hwid &= ~0x00ff; 2863 sc->hw.hwid |= get_aux_id(sc->kbdc); 2864 *(int *)addr = sc->hw.hwid & 0x00ff; 2865 unblock_mouse_data(sc, command_byte); 2866 break; 2867 #endif /* MOUSE_GETHWID */ 2868 2869 case FIONBIO: 2870 case FIOASYNC: 2871 break; 2872 case FIOSETOWN: 2873 error = fsetown(*(int *)addr, &sc->async); 2874 break; 2875 case FIOGETOWN: 2876 *(int *) addr = fgetown(&sc->async); 2877 break; 2878 default: 2879 return (ENOTTY); 2880 } 2881 2882 return (error); 2883 } 2884 2885 static void 2886 psmtimeout(void *arg) 2887 { 2888 struct psm_softc *sc; 2889 int s; 2890 2891 sc = (struct psm_softc *)arg; 2892 s = spltty(); 2893 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2894 VLOG(6, (LOG_DEBUG, "psm%d: lost interrupt?\n", sc->unit)); 2895 psmintr(sc); 2896 kbdc_lock(sc->kbdc, FALSE); 2897 } 2898 sc->watchdog = TRUE; 2899 splx(s); 2900 callout_reset(&sc->callout, hz, psmtimeout, sc); 2901 } 2902 2903 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2904 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2905 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD, 0, "ps/2 mouse"); 2906 2907 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2908 "Verbosity level"); 2909 2910 static int psmhz = 20; 2911 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2912 "Frequency of the softcallout (in hz)"); 2913 static int psmerrsecs = 2; 2914 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2915 "Number of seconds during which packets will dropped after a sync error"); 2916 static int psmerrusecs = 0; 2917 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2918 "Microseconds to add to psmerrsecs"); 2919 static int psmsecs = 0; 2920 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2921 "Max number of seconds between soft interrupts"); 2922 static int psmusecs = 500000; 2923 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2924 "Microseconds to add to psmsecs"); 2925 static int pkterrthresh = 2; 2926 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2927 "Number of error packets allowed before reinitializing the mouse"); 2928 2929 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2930 "Enable tap and drag gestures"); 2931 static int tap_threshold = PSM_TAP_THRESHOLD; 2932 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2933 "Button tap threshold"); 2934 static int tap_timeout = PSM_TAP_TIMEOUT; 2935 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2936 "Tap timeout for touchpads"); 2937 2938 /* Tunables */ 2939 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2940 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2941 2942 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2943 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2944 2945 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2946 &elantech_support, 0, "Enable support for Elantech touchpads"); 2947 2948 static void 2949 psmintr(void *arg) 2950 { 2951 struct psm_softc *sc = arg; 2952 struct timeval now; 2953 int c; 2954 packetbuf_t *pb; 2955 2956 2957 /* read until there is nothing to read */ 2958 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 2959 pb = &sc->pqueue[sc->pqueue_end]; 2960 2961 /* discard the byte if the device is not open */ 2962 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2963 continue; 2964 2965 getmicrouptime(&now); 2966 if ((pb->inputbytes > 0) && 2967 timevalcmp(&now, &sc->inputtimeout, >)) { 2968 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 2969 "resetting byte count\n")); 2970 pb->inputbytes = 0; 2971 sc->syncerrors = 0; 2972 sc->pkterrors = 0; 2973 } 2974 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 2975 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 2976 timevaladd(&sc->inputtimeout, &now); 2977 2978 pb->ipacket[pb->inputbytes++] = c; 2979 2980 if (sc->mode.level == PSM_LEVEL_NATIVE) { 2981 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 2982 sc->syncerrors = 0; 2983 sc->pkterrors = 0; 2984 goto next; 2985 } else { 2986 if (pb->inputbytes < sc->mode.packetsize) 2987 continue; 2988 2989 VLOG(4, (LOG_DEBUG, 2990 "psmintr: %02x %02x %02x %02x %02x %02x\n", 2991 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 2992 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 2993 } 2994 2995 c = pb->ipacket[0]; 2996 2997 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2998 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 2999 sc->flags &= ~PSM_NEED_SYNCBITS; 3000 VLOG(2, (LOG_DEBUG, 3001 "psmintr: Sync bytes now %04x,%04x\n", 3002 sc->mode.syncmask[0], sc->mode.syncmask[1])); 3003 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 3004 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 3005 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 3006 "(%04x != %04x) %d cmds since last error.\n", 3007 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 3008 sc->cmdcount - sc->lasterr)); 3009 sc->lasterr = sc->cmdcount; 3010 /* 3011 * The sync byte test is a weak measure of packet 3012 * validity. Conservatively discard any input yet 3013 * to be seen by userland when we detect a sync 3014 * error since there is a good chance some of 3015 * the queued packets have undetected errors. 3016 */ 3017 dropqueue(sc); 3018 if (sc->syncerrors == 0) 3019 sc->pkterrors++; 3020 ++sc->syncerrors; 3021 sc->lastinputerr = now; 3022 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3023 sc->pkterrors >= pkterrthresh) { 3024 /* 3025 * If we've failed to find a single sync byte 3026 * in 2 packets worth of data, or we've seen 3027 * persistent packet errors during the 3028 * validation period, reinitialize the mouse 3029 * in hopes of returning it to the expected 3030 * mode. 3031 */ 3032 VLOG(3, (LOG_DEBUG, 3033 "psmintr: reset the mouse.\n")); 3034 reinitialize(sc, TRUE); 3035 } else if (sc->syncerrors == sc->mode.packetsize) { 3036 /* 3037 * Try a soft reset after searching for a sync 3038 * byte through a packet length of bytes. 3039 */ 3040 VLOG(3, (LOG_DEBUG, 3041 "psmintr: re-enable the mouse.\n")); 3042 pb->inputbytes = 0; 3043 disable_aux_dev(sc->kbdc); 3044 enable_aux_dev(sc->kbdc); 3045 } else { 3046 VLOG(3, (LOG_DEBUG, 3047 "psmintr: discard a byte (%d)\n", 3048 sc->syncerrors)); 3049 pb->inputbytes--; 3050 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3051 pb->inputbytes); 3052 } 3053 continue; 3054 } 3055 3056 /* 3057 * We have what appears to be a valid packet. 3058 * Reset the error counters. 3059 */ 3060 sc->syncerrors = 0; 3061 3062 /* 3063 * Drop even good packets if they occur within a timeout 3064 * period of a sync error. This allows the detection of 3065 * a change in the mouse's packet mode without exposing 3066 * erratic mouse behavior to the user. Some KVMs forget 3067 * enhanced mouse modes during switch events. 3068 */ 3069 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3070 &now)) { 3071 pb->inputbytes = 0; 3072 continue; 3073 } 3074 3075 /* 3076 * Now that we're out of the validation period, reset 3077 * the packet error count. 3078 */ 3079 sc->pkterrors = 0; 3080 3081 sc->cmdcount++; 3082 next: 3083 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3084 sc->pqueue_end = 0; 3085 /* 3086 * If we've filled the queue then call the softintr ourselves, 3087 * otherwise schedule the interrupt for later. 3088 */ 3089 if (!timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3090 (sc->pqueue_end == sc->pqueue_start)) { 3091 if ((sc->state & PSM_SOFTARMED) != 0) { 3092 sc->state &= ~PSM_SOFTARMED; 3093 callout_stop(&sc->softcallout); 3094 } 3095 psmsoftintr(arg); 3096 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3097 sc->state |= PSM_SOFTARMED; 3098 callout_reset(&sc->softcallout, 3099 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3100 } 3101 } 3102 } 3103 3104 static void 3105 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3106 int *x, int *y, int *z) 3107 { 3108 3109 /* 3110 * PS2++ protocol packet 3111 * 3112 * b7 b6 b5 b4 b3 b2 b1 b0 3113 * byte 1: * 1 p3 p2 1 * * * 3114 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3115 * 3116 * p3-p0: packet type 3117 * c1, c2: c1 & c2 == 1, if p2 == 0 3118 * c1 & c2 == 0, if p2 == 1 3119 * 3120 * packet type: 0 (device type) 3121 * See comments in enable_mmanplus() below. 3122 * 3123 * packet type: 1 (wheel data) 3124 * 3125 * b7 b6 b5 b4 b3 b2 b1 b0 3126 * byte 3: h * B5 B4 s d2 d1 d0 3127 * 3128 * h: 1, if horizontal roller data 3129 * 0, if vertical roller data 3130 * B4, B5: button 4 and 5 3131 * s: sign bit 3132 * d2-d0: roller data 3133 * 3134 * packet type: 2 (reserved) 3135 */ 3136 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3137 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3138 /* 3139 * the extended data packet encodes button 3140 * and wheel events 3141 */ 3142 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3143 case 1: 3144 /* wheel data packet */ 3145 *x = *y = 0; 3146 if (pb->ipacket[2] & 0x80) { 3147 /* XXX horizontal roller count - ignore it */ 3148 ; 3149 } else { 3150 /* vertical roller count */ 3151 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3152 (pb->ipacket[2] & 0x0f) - 16 : 3153 (pb->ipacket[2] & 0x0f); 3154 } 3155 ms->button |= (pb->ipacket[2] & 3156 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3157 MOUSE_BUTTON4DOWN : 0; 3158 ms->button |= (pb->ipacket[2] & 3159 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3160 MOUSE_BUTTON5DOWN : 0; 3161 break; 3162 case 2: 3163 /* 3164 * this packet type is reserved by 3165 * Logitech... 3166 */ 3167 /* 3168 * IBM ScrollPoint Mouse uses this 3169 * packet type to encode both vertical 3170 * and horizontal scroll movement. 3171 */ 3172 *x = *y = 0; 3173 /* horizontal count */ 3174 if (pb->ipacket[2] & 0x0f) 3175 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3176 -2 : 2; 3177 /* vertical count */ 3178 if (pb->ipacket[2] & 0xf0) 3179 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3180 -1 : 1; 3181 break; 3182 case 0: 3183 /* device type packet - shouldn't happen */ 3184 /* FALLTHROUGH */ 3185 default: 3186 *x = *y = 0; 3187 ms->button = ms->obutton; 3188 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3189 "type %d: 0x%02x 0x%02x 0x%02x\n", 3190 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3191 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3192 break; 3193 } 3194 } else { 3195 /* preserve button states */ 3196 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3197 } 3198 } 3199 3200 static int 3201 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3202 int *x, int *y, int *z) 3203 { 3204 static int touchpad_buttons; 3205 static int guest_buttons; 3206 static finger_t f[PSM_FINGERS]; 3207 int w, id, nfingers, ewcode, extended_buttons, clickpad_pressed; 3208 3209 extended_buttons = 0; 3210 3211 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3212 * 3213 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3214 * ------------------------------------------------ 3215 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3216 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3217 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3218 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3219 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3220 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3221 * 3222 * Legend: 3223 * L: left physical mouse button 3224 * R: right physical mouse button 3225 * D: down button 3226 * U: up button 3227 * W: "wrist" value 3228 * X: x position 3229 * Y: y position 3230 * Z: pressure 3231 * 3232 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3233 * 3234 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3235 * ------------------------------------------------------ 3236 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3237 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3238 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3239 * 3240 * Legend: 3241 * M: Middle physical mouse button 3242 * E: Extended mouse buttons reported instead of low bits of X and Y 3243 * b1-b8: Extended mouse buttons 3244 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3245 * 4 and 5, for reading X and Y value they should be zeroed. 3246 * 3247 * Absolute reportable limits: 0 - 6143. 3248 * Typical bezel limits: 1472 - 5472. 3249 * Typical edge marings: 1632 - 5312. 3250 * 3251 * w = 3 Passthrough Packet 3252 * 3253 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3254 */ 3255 3256 if (!synaptics_support) 3257 return (0); 3258 3259 /* Sanity check for out of sync packets. */ 3260 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3261 (pb->ipacket[3] & 0xc8) != 0xc0) 3262 return (-1); 3263 3264 *x = *y = 0; 3265 ms->button = ms->obutton; 3266 3267 /* 3268 * Pressure value. 3269 * Interpretation: 3270 * z = 0 No finger contact 3271 * z = 10 Finger hovering near the pad 3272 * z = 30 Very light finger contact 3273 * z = 80 Normal finger contact 3274 * z = 110 Very heavy finger contact 3275 * z = 200 Finger lying flat on pad surface 3276 * z = 255 Maximum reportable Z 3277 */ 3278 *z = pb->ipacket[2]; 3279 3280 /* 3281 * Finger width value 3282 * Interpretation: 3283 * w = 0 Two finger on the pad (capMultiFinger needed) 3284 * w = 1 Three or more fingers (capMultiFinger needed) 3285 * w = 2 Pen (instead of finger) (capPen needed) 3286 * w = 3 Reserved (passthrough?) 3287 * w = 4-7 Finger of normal width (capPalmDetect needed) 3288 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3289 * w = 15 Maximum reportable width (capPalmDetect needed) 3290 */ 3291 /* XXX Is checking capExtended enough? */ 3292 if (sc->synhw.capExtended) 3293 w = ((pb->ipacket[0] & 0x30) >> 2) | 3294 ((pb->ipacket[0] & 0x04) >> 1) | 3295 ((pb->ipacket[3] & 0x04) >> 2); 3296 else { 3297 /* Assume a finger of regular width. */ 3298 w = 4; 3299 } 3300 3301 switch (w) { 3302 case 3: 3303 /* 3304 * Handle packets from the guest device. See: 3305 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3306 */ 3307 if (sc->synhw.capPassthrough) { 3308 *x = ((pb->ipacket[1] & 0x10) ? 3309 pb->ipacket[4] - 256 : pb->ipacket[4]); 3310 *y = ((pb->ipacket[1] & 0x20) ? 3311 pb->ipacket[5] - 256 : pb->ipacket[5]); 3312 *z = 0; 3313 3314 guest_buttons = 0; 3315 if (pb->ipacket[1] & 0x01) 3316 guest_buttons |= MOUSE_BUTTON1DOWN; 3317 if (pb->ipacket[1] & 0x04) 3318 guest_buttons |= MOUSE_BUTTON2DOWN; 3319 if (pb->ipacket[1] & 0x02) 3320 guest_buttons |= MOUSE_BUTTON3DOWN; 3321 #ifdef EVDEV_SUPPORT 3322 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3323 evdev_push_rel(sc->evdev_r, REL_X, *x); 3324 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3325 evdev_push_mouse_btn(sc->evdev_r, 3326 guest_buttons); 3327 evdev_sync(sc->evdev_r); 3328 } 3329 #endif 3330 ms->button = touchpad_buttons | guest_buttons | 3331 sc->extended_buttons; 3332 } 3333 goto SYNAPTICS_END; 3334 3335 case 2: 3336 /* Handle Extended W mode packets */ 3337 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3338 #if PSM_FINGERS > 1 3339 switch (ewcode) { 3340 case 1: 3341 /* Secondary finger */ 3342 if (sc->synhw.capAdvancedGestures) 3343 f[1] = (finger_t) { 3344 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3345 pb->ipacket[1]) << 1, 3346 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3347 pb->ipacket[2]) << 1, 3348 .p = ((pb->ipacket[3] & 0x30) | 3349 (pb->ipacket[5] & 0x0f)) << 1, 3350 .w = PSM_FINGER_DEFAULT_W, 3351 .flags = PSM_FINGER_FUZZY, 3352 }; 3353 else if (sc->synhw.capReportsV) 3354 f[1] = (finger_t) { 3355 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3356 (pb->ipacket[1] & 0xfe)) << 1, 3357 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3358 (pb->ipacket[2] & 0xfe)) << 1, 3359 .p = ((pb->ipacket[3] & 0x30) | 3360 (pb->ipacket[5] & 0x0e)) << 1, 3361 .w = (((pb->ipacket[5] & 0x01) << 2) | 3362 ((pb->ipacket[2] & 0x01) << 1) | 3363 (pb->ipacket[1] & 0x01)) + 8, 3364 .flags = PSM_FINGER_FUZZY, 3365 }; 3366 default: 3367 break; 3368 } 3369 #endif 3370 goto SYNAPTICS_END; 3371 3372 case 1: 3373 case 0: 3374 nfingers = w + 2; 3375 break; 3376 3377 default: 3378 nfingers = 1; 3379 } 3380 3381 if (sc->syninfo.touchpad_off) 3382 goto SYNAPTICS_END; 3383 3384 /* Button presses */ 3385 touchpad_buttons = 0; 3386 if (pb->ipacket[0] & 0x01) 3387 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3388 if (pb->ipacket[0] & 0x02) 3389 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3390 3391 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3392 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3393 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3394 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3395 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3396 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3397 !sc->synhw.capClickPad) { 3398 /* Middle Button */ 3399 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3400 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3401 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3402 /* Extended Buttons */ 3403 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3404 if (sc->syninfo.directional_scrolls) { 3405 if (pb->ipacket[4] & 0x01) 3406 extended_buttons |= MOUSE_BUTTON4DOWN; 3407 if (pb->ipacket[5] & 0x01) 3408 extended_buttons |= MOUSE_BUTTON5DOWN; 3409 if (pb->ipacket[4] & 0x02) 3410 extended_buttons |= MOUSE_BUTTON6DOWN; 3411 if (pb->ipacket[5] & 0x02) 3412 extended_buttons |= MOUSE_BUTTON7DOWN; 3413 } else { 3414 if (pb->ipacket[4] & 0x01) 3415 extended_buttons |= MOUSE_BUTTON1DOWN; 3416 if (pb->ipacket[5] & 0x01) 3417 extended_buttons |= MOUSE_BUTTON3DOWN; 3418 if (pb->ipacket[4] & 0x02) 3419 extended_buttons |= MOUSE_BUTTON2DOWN; 3420 sc->extended_buttons = extended_buttons; 3421 } 3422 3423 /* 3424 * Zero out bits used by extended buttons to avoid 3425 * misinterpretation of the data absolute position. 3426 * 3427 * The bits represented by 3428 * 3429 * (nExtendedButtons + 1) >> 1 3430 * 3431 * will be masked out in both bytes. 3432 * The mask for n bits is computed with the formula 3433 * 3434 * (1 << n) - 1 3435 */ 3436 int maskedbits = 0; 3437 int mask = 0; 3438 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3439 mask = (1 << maskedbits) - 1; 3440 #ifdef EVDEV_SUPPORT 3441 int i; 3442 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3443 if (sc->synhw.capPassthrough) { 3444 evdev_push_mouse_btn(sc->evdev_r, 3445 extended_buttons); 3446 evdev_sync(sc->evdev_r); 3447 } 3448 for (i = 0; i < maskedbits; i++) { 3449 evdev_push_key(sc->evdev_a, 3450 BTN_0 + i * 2, 3451 pb->ipacket[4] & (1 << i)); 3452 evdev_push_key(sc->evdev_a, 3453 BTN_0 + i * 2 + 1, 3454 pb->ipacket[5] & (1 << i)); 3455 } 3456 } 3457 #endif 3458 pb->ipacket[4] &= ~(mask); 3459 pb->ipacket[5] &= ~(mask); 3460 } else if (!sc->syninfo.directional_scrolls && 3461 !sc->gesture.in_vscroll) { 3462 /* 3463 * Keep reporting MOUSE DOWN until we get a new packet 3464 * indicating otherwise. 3465 */ 3466 extended_buttons |= sc->extended_buttons; 3467 } 3468 } 3469 3470 if (sc->synhw.capReportsV && nfingers > 1) 3471 f[0] = (finger_t) { 3472 .x = ((pb->ipacket[3] & 0x10) << 8) | 3473 ((pb->ipacket[1] & 0x0f) << 8) | 3474 (pb->ipacket[4] & 0xfd), 3475 .y = ((pb->ipacket[3] & 0x20) << 7) | 3476 ((pb->ipacket[1] & 0xf0) << 4) | 3477 (pb->ipacket[5] & 0xfd), 3478 .p = *z & 0xfe, 3479 .w = (((pb->ipacket[2] & 0x01) << 2) | 3480 (pb->ipacket[5] & 0x02) | 3481 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3482 .flags = PSM_FINGER_FUZZY, 3483 }; 3484 else 3485 f[0] = (finger_t) { 3486 .x = ((pb->ipacket[3] & 0x10) << 8) | 3487 ((pb->ipacket[1] & 0x0f) << 8) | 3488 pb->ipacket[4], 3489 .y = ((pb->ipacket[3] & 0x20) << 7) | 3490 ((pb->ipacket[1] & 0xf0) << 4) | 3491 pb->ipacket[5], 3492 .p = *z, 3493 .w = w, 3494 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3495 }; 3496 3497 /* Ignore hovering and unmeasurable touches */ 3498 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3499 nfingers = 0; 3500 3501 /* Handle ClickPad */ 3502 if (sc->synhw.capClickPad) { 3503 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3504 if (sc->synhw.forcePad) { 3505 /* 3506 * Forcepads erroneously report button click if there 3507 * are 2 or more fingers on the touchpad breaking 3508 * multifinger gestures. To workaround this start 3509 * reporting a click only after 4 consecutive single 3510 * touch packets has been received. 3511 * Skip these packets in case more contacts appear. 3512 */ 3513 switch (nfingers) { 3514 case 0: 3515 sc->fpcount = 0; 3516 break; 3517 case 1: 3518 if (clickpad_pressed && sc->fpcount < INT_MAX) 3519 ++sc->fpcount; 3520 /* FALLTHROUGH */ 3521 default: 3522 if (!clickpad_pressed) 3523 sc->fpcount = 0; 3524 if (sc->fpcount >= sc->syninfo.window_min) 3525 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3526 } 3527 } else if (clickpad_pressed) 3528 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3529 } 3530 3531 for (id = 0; id < PSM_FINGERS; id++) 3532 if (id >= nfingers) 3533 PSM_FINGER_RESET(f[id]); 3534 3535 #ifdef EVDEV_SUPPORT 3536 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3537 for (id = 0; id < PSM_FINGERS; id++) { 3538 if (PSM_FINGER_IS_SET(f[id])) 3539 psm_push_mt_finger(sc, id, &f[id]); 3540 else 3541 psm_release_mt_slot(sc->evdev_a, id); 3542 } 3543 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3544 evdev_push_nfingers(sc->evdev_a, nfingers); 3545 if (nfingers > 0) 3546 psm_push_st_finger(sc, &f[0]); 3547 else 3548 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3549 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3550 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3551 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3552 touchpad_buttons & MOUSE_BUTTON4DOWN); 3553 evdev_push_key(sc->evdev_a, BTN_BACK, 3554 touchpad_buttons & MOUSE_BUTTON5DOWN); 3555 } 3556 evdev_sync(sc->evdev_a); 3557 } 3558 #endif 3559 3560 ms->button = touchpad_buttons; 3561 3562 psmgestures(sc, &f[0], nfingers, ms); 3563 for (id = 0; id < PSM_FINGERS; id++) 3564 psmsmoother(sc, &f[id], id, ms, x, y); 3565 3566 /* Palm detection doesn't terminate the current action. */ 3567 if (psmpalmdetect(sc, &f[0], nfingers)) { 3568 *x = *y = *z = 0; 3569 ms->button = ms->obutton; 3570 return (0); 3571 } 3572 3573 ms->button |= extended_buttons | guest_buttons; 3574 3575 SYNAPTICS_END: 3576 /* 3577 * Use the extra buttons as a scrollwheel 3578 * 3579 * XXX X.Org uses the Z axis for vertical wheel only, 3580 * whereas moused(8) understands special values to differ 3581 * vertical and horizontal wheels. 3582 * 3583 * xf86-input-mouse needs therefore a small patch to 3584 * understand these special values. Without it, the 3585 * horizontal wheel acts as a vertical wheel in X.Org. 3586 * 3587 * That's why the horizontal wheel is disabled by 3588 * default for now. 3589 */ 3590 if (ms->button & MOUSE_BUTTON4DOWN) 3591 *z = -1; 3592 else if (ms->button & MOUSE_BUTTON5DOWN) 3593 *z = 1; 3594 else if (ms->button & MOUSE_BUTTON6DOWN) 3595 *z = -2; 3596 else if (ms->button & MOUSE_BUTTON7DOWN) 3597 *z = 2; 3598 else 3599 *z = 0; 3600 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3601 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3602 3603 return (0); 3604 } 3605 3606 static int 3607 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3608 { 3609 if (!( 3610 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3611 !sc->synhw.capReportsV && nfingers > 1) || 3612 (sc->synhw.capReportsV && nfingers > 2) || 3613 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3614 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3615 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3616 /* 3617 * We consider the packet irrelevant for the current 3618 * action when: 3619 * - the width isn't comprised in: 3620 * [1; max_width] 3621 * - the pressure isn't comprised in: 3622 * [min_pressure; max_pressure] 3623 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3624 */ 3625 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3626 return (1); 3627 } 3628 return (0); 3629 } 3630 3631 static void 3632 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3633 mousestatus_t *ms) 3634 { 3635 smoother_t *smoother; 3636 gesture_t *gest; 3637 finger_t *f; 3638 int y_ok, center_button, center_x, right_button, right_x, i; 3639 3640 f = &fingers[0]; 3641 smoother = &sc->smoother[0]; 3642 gest = &sc->gesture; 3643 3644 /* Find first active finger. */ 3645 if (nfingers > 0) { 3646 for (i = 0; i < PSM_FINGERS; i++) { 3647 if (PSM_FINGER_IS_SET(fingers[i])) { 3648 f = &fingers[i]; 3649 smoother = &sc->smoother[i]; 3650 break; 3651 } 3652 } 3653 } 3654 3655 /* 3656 * Check pressure to detect a real wanted action on the 3657 * touchpad. 3658 */ 3659 if (f->p >= sc->syninfo.min_pressure) { 3660 int x0, y0; 3661 int dxp, dyp; 3662 int start_x, start_y; 3663 int queue_len; 3664 int margin_top, margin_right, margin_bottom, margin_left; 3665 int window_min, window_max; 3666 int vscroll_hor_area, vscroll_ver_area; 3667 int two_finger_scroll; 3668 int max_x, max_y; 3669 3670 /* Read sysctl. */ 3671 /* XXX Verify values? */ 3672 margin_top = sc->syninfo.margin_top; 3673 margin_right = sc->syninfo.margin_right; 3674 margin_bottom = sc->syninfo.margin_bottom; 3675 margin_left = sc->syninfo.margin_left; 3676 window_min = sc->syninfo.window_min; 3677 window_max = sc->syninfo.window_max; 3678 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3679 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3680 two_finger_scroll = sc->syninfo.two_finger_scroll; 3681 max_x = sc->syninfo.max_x; 3682 max_y = sc->syninfo.max_y; 3683 3684 /* Read current absolute position. */ 3685 x0 = f->x; 3686 y0 = f->y; 3687 3688 /* 3689 * Limit the coordinates to the specified margins because 3690 * this area isn't very reliable. 3691 */ 3692 if (x0 <= margin_left) 3693 x0 = margin_left; 3694 else if (x0 >= max_x - margin_right) 3695 x0 = max_x - margin_right; 3696 if (y0 <= margin_bottom) 3697 y0 = margin_bottom; 3698 else if (y0 >= max_y - margin_top) 3699 y0 = max_y - margin_top; 3700 3701 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3702 x0, y0, f->p, f->w)); 3703 3704 /* 3705 * If the action is just beginning, init the structure and 3706 * compute tap timeout. 3707 */ 3708 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3709 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3710 3711 /* Initialize queue. */ 3712 gest->window_min = window_min; 3713 3714 /* Reset pressure peak. */ 3715 gest->zmax = 0; 3716 3717 /* Reset fingers count. */ 3718 gest->fingers_nb = 0; 3719 3720 /* Reset virtual scrolling state. */ 3721 gest->in_vscroll = 0; 3722 3723 /* Compute tap timeout. */ 3724 gest->taptimeout.tv_sec = tap_timeout / 1000000; 3725 gest->taptimeout.tv_usec = tap_timeout % 1000000; 3726 timevaladd(&gest->taptimeout, &sc->lastsoftintr); 3727 3728 sc->flags |= PSM_FLAGS_FINGERDOWN; 3729 3730 /* Smoother has not been reset yet */ 3731 queue_len = 1; 3732 start_x = x0; 3733 start_y = y0; 3734 } else { 3735 queue_len = smoother->queue_len + 1; 3736 start_x = smoother->start_x; 3737 start_y = smoother->start_y; 3738 } 3739 3740 /* Process ClickPad softbuttons */ 3741 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3742 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3743 start_y < sc->syninfo.softbuttons_y : 3744 start_y > max_y + sc->syninfo.softbuttons_y; 3745 3746 center_button = MOUSE_BUTTON2DOWN; 3747 center_x = sc->syninfo.softbutton2_x; 3748 right_button = MOUSE_BUTTON3DOWN; 3749 right_x = sc->syninfo.softbutton3_x; 3750 3751 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3752 center_button = MOUSE_BUTTON3DOWN; 3753 center_x = sc->syninfo.softbutton3_x; 3754 right_button = MOUSE_BUTTON2DOWN; 3755 right_x = sc->syninfo.softbutton2_x; 3756 } 3757 3758 if (right_x > 0 && start_x > right_x && y_ok) 3759 ms->button = (ms->button & 3760 ~MOUSE_BUTTON1DOWN) | right_button; 3761 else if (center_x > 0 && start_x > center_x && y_ok) 3762 ms->button = (ms->button & 3763 ~MOUSE_BUTTON1DOWN) | center_button; 3764 } 3765 3766 /* If in tap-hold, add the recorded button. */ 3767 if (gest->in_taphold) 3768 ms->button |= gest->tap_button; 3769 3770 /* 3771 * For tap, we keep the maximum number of fingers and the 3772 * pressure peak. Also with multiple fingers, we increase 3773 * the minimum window. 3774 */ 3775 if (nfingers > 1) 3776 gest->window_min = window_max; 3777 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3778 gest->zmax = imax(f->p, gest->zmax); 3779 3780 /* Do we have enough packets to consider this a gesture? */ 3781 if (queue_len < gest->window_min) 3782 return; 3783 3784 dyp = -1; 3785 dxp = -1; 3786 3787 /* Is a scrolling action occurring? */ 3788 if (!gest->in_taphold && !ms->button && 3789 (!gest->in_vscroll || two_finger_scroll)) { 3790 /* 3791 * A scrolling action must not conflict with a tap 3792 * action. Here are the conditions to consider a 3793 * scrolling action: 3794 * - the action in a configurable area 3795 * - one of the following: 3796 * . the distance between the last packet and the 3797 * first should be above a configurable minimum 3798 * . tap timed out 3799 */ 3800 dxp = abs(x0 - start_x); 3801 dyp = abs(y0 - start_y); 3802 3803 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3804 dxp >= sc->syninfo.vscroll_min_delta || 3805 dyp >= sc->syninfo.vscroll_min_delta) { 3806 /* 3807 * Handle two finger scrolling. 3808 * Note that we don't rely on fingers_nb 3809 * as that keeps the maximum number of fingers. 3810 */ 3811 if (two_finger_scroll) { 3812 if (nfingers == 2) { 3813 gest->in_vscroll += 3814 dyp ? 2 : 0; 3815 gest->in_vscroll += 3816 dxp ? 1 : 0; 3817 } 3818 } else { 3819 /* Check for horizontal scrolling. */ 3820 if ((vscroll_hor_area > 0 && 3821 start_y <= vscroll_hor_area) || 3822 (vscroll_hor_area < 0 && 3823 start_y >= 3824 max_y + vscroll_hor_area)) 3825 gest->in_vscroll += 2; 3826 3827 /* Check for vertical scrolling. */ 3828 if ((vscroll_ver_area > 0 && 3829 start_x <= vscroll_ver_area) || 3830 (vscroll_ver_area < 0 && 3831 start_x >= 3832 max_x + vscroll_ver_area)) 3833 gest->in_vscroll += 1; 3834 } 3835 3836 /* Avoid conflicts if area overlaps. */ 3837 if (gest->in_vscroll >= 3) 3838 gest->in_vscroll = 3839 (dxp > dyp) ? 2 : 1; 3840 } 3841 } 3842 /* 3843 * Reset two finger scrolling when the number of fingers 3844 * is different from two or any button is pressed. 3845 */ 3846 if (two_finger_scroll && gest->in_vscroll != 0 && 3847 (nfingers != 2 || ms->button)) 3848 gest->in_vscroll = 0; 3849 3850 VLOG(5, (LOG_DEBUG, 3851 "synaptics: virtual scrolling: %s " 3852 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 3853 gest->in_vscroll ? "YES" : "NO", 3854 gest->in_vscroll, dxp, dyp, 3855 gest->fingers_nb)); 3856 3857 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 3858 /* 3859 * An action is currently taking place but the pressure 3860 * dropped under the minimum, putting an end to it. 3861 */ 3862 int taphold_timeout, dx, dy, tap_max_delta; 3863 3864 dx = abs(smoother->queue[smoother->queue_cursor].x - 3865 smoother->start_x); 3866 dy = abs(smoother->queue[smoother->queue_cursor].y - 3867 smoother->start_y); 3868 3869 /* Max delta is disabled for multi-fingers tap. */ 3870 if (gest->fingers_nb > 1) 3871 tap_max_delta = imax(dx, dy); 3872 else 3873 tap_max_delta = sc->syninfo.tap_max_delta; 3874 3875 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 3876 3877 /* Check for tap. */ 3878 VLOG(3, (LOG_DEBUG, 3879 "synaptics: zmax=%d, dx=%d, dy=%d, " 3880 "delta=%d, fingers=%d, queue=%d\n", 3881 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 3882 smoother->queue_len)); 3883 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 3884 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 3885 dx <= tap_max_delta && dy <= tap_max_delta && 3886 smoother->queue_len >= sc->syninfo.tap_min_queue) { 3887 /* 3888 * We have a tap if: 3889 * - the maximum pressure went over tap_threshold 3890 * - the action ended before tap_timeout 3891 * 3892 * To handle tap-hold, we must delay any button push to 3893 * the next action. 3894 */ 3895 if (gest->in_taphold) { 3896 /* 3897 * This is the second and last tap of a 3898 * double tap action, not a tap-hold. 3899 */ 3900 gest->in_taphold = 0; 3901 3902 /* 3903 * For double-tap to work: 3904 * - no button press is emitted (to 3905 * simulate a button release) 3906 * - PSM_FLAGS_FINGERDOWN is set to 3907 * force the next packet to emit a 3908 * button press) 3909 */ 3910 VLOG(2, (LOG_DEBUG, 3911 "synaptics: button RELEASE: %d\n", 3912 gest->tap_button)); 3913 sc->flags |= PSM_FLAGS_FINGERDOWN; 3914 3915 /* Schedule button press on next interrupt */ 3916 sc->idletimeout.tv_sec = psmhz > 1 ? 3917 0 : 1; 3918 sc->idletimeout.tv_usec = psmhz > 1 ? 3919 1000000 / psmhz : 0; 3920 } else { 3921 /* 3922 * This is the first tap: we set the 3923 * tap-hold state and notify the button 3924 * down event. 3925 */ 3926 gest->in_taphold = 1; 3927 taphold_timeout = sc->syninfo.taphold_timeout; 3928 gest->taptimeout.tv_sec = taphold_timeout / 3929 1000000; 3930 gest->taptimeout.tv_usec = taphold_timeout % 3931 1000000; 3932 sc->idletimeout = gest->taptimeout; 3933 timevaladd(&gest->taptimeout, 3934 &sc->lastsoftintr); 3935 3936 switch (gest->fingers_nb) { 3937 case 3: 3938 gest->tap_button = 3939 MOUSE_BUTTON2DOWN; 3940 break; 3941 case 2: 3942 gest->tap_button = 3943 MOUSE_BUTTON3DOWN; 3944 break; 3945 default: 3946 gest->tap_button = 3947 MOUSE_BUTTON1DOWN; 3948 } 3949 VLOG(2, (LOG_DEBUG, 3950 "synaptics: button PRESS: %d\n", 3951 gest->tap_button)); 3952 ms->button |= gest->tap_button; 3953 } 3954 } else { 3955 /* 3956 * Not enough pressure or timeout: reset 3957 * tap-hold state. 3958 */ 3959 if (gest->in_taphold) { 3960 VLOG(2, (LOG_DEBUG, 3961 "synaptics: button RELEASE: %d\n", 3962 gest->tap_button)); 3963 gest->in_taphold = 0; 3964 } else { 3965 VLOG(2, (LOG_DEBUG, 3966 "synaptics: not a tap-hold\n")); 3967 } 3968 } 3969 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 3970 /* 3971 * For a tap-hold to work, the button must remain down at 3972 * least until timeout (where the in_taphold flags will be 3973 * cleared) or during the next action. 3974 */ 3975 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 3976 ms->button |= gest->tap_button; 3977 } else { 3978 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 3979 gest->tap_button)); 3980 gest->in_taphold = 0; 3981 } 3982 } 3983 3984 return; 3985 } 3986 3987 static void 3988 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 3989 mousestatus_t *ms, int *x, int *y) 3990 { 3991 smoother_t *smoother = &sc->smoother[smoother_id]; 3992 gesture_t *gest = &(sc->gesture); 3993 3994 /* 3995 * Check pressure to detect a real wanted action on the 3996 * touchpad. 3997 */ 3998 if (f->p >= sc->syninfo.min_pressure) { 3999 int x0, y0; 4000 int cursor, peer, window; 4001 int dx, dy, dxp, dyp; 4002 int max_width, max_pressure; 4003 int margin_top, margin_right, margin_bottom, margin_left; 4004 int na_top, na_right, na_bottom, na_left; 4005 int window_min, window_max; 4006 int multiplicator; 4007 int weight_current, weight_previous, weight_len_squared; 4008 int div_min, div_max, div_len; 4009 int vscroll_hor_area, vscroll_ver_area; 4010 int two_finger_scroll; 4011 int max_x, max_y; 4012 int len, weight_prev_x, weight_prev_y; 4013 int div_max_x, div_max_y, div_x, div_y; 4014 int is_fuzzy; 4015 4016 /* Read sysctl. */ 4017 /* XXX Verify values? */ 4018 max_width = sc->syninfo.max_width; 4019 max_pressure = sc->syninfo.max_pressure; 4020 margin_top = sc->syninfo.margin_top; 4021 margin_right = sc->syninfo.margin_right; 4022 margin_bottom = sc->syninfo.margin_bottom; 4023 margin_left = sc->syninfo.margin_left; 4024 na_top = sc->syninfo.na_top; 4025 na_right = sc->syninfo.na_right; 4026 na_bottom = sc->syninfo.na_bottom; 4027 na_left = sc->syninfo.na_left; 4028 window_min = sc->syninfo.window_min; 4029 window_max = sc->syninfo.window_max; 4030 multiplicator = sc->syninfo.multiplicator; 4031 weight_current = sc->syninfo.weight_current; 4032 weight_previous = sc->syninfo.weight_previous; 4033 weight_len_squared = sc->syninfo.weight_len_squared; 4034 div_min = sc->syninfo.div_min; 4035 div_max = sc->syninfo.div_max; 4036 div_len = sc->syninfo.div_len; 4037 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 4038 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 4039 two_finger_scroll = sc->syninfo.two_finger_scroll; 4040 max_x = sc->syninfo.max_x; 4041 max_y = sc->syninfo.max_y; 4042 4043 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4044 4045 /* Read current absolute position. */ 4046 x0 = f->x; 4047 y0 = f->y; 4048 4049 /* 4050 * Limit the coordinates to the specified margins because 4051 * this area isn't very reliable. 4052 */ 4053 if (x0 <= margin_left) 4054 x0 = margin_left; 4055 else if (x0 >= max_x - margin_right) 4056 x0 = max_x - margin_right; 4057 if (y0 <= margin_bottom) 4058 y0 = margin_bottom; 4059 else if (y0 >= max_y - margin_top) 4060 y0 = max_y - margin_top; 4061 4062 /* If the action is just beginning, init the structure. */ 4063 if (smoother->active == 0) { 4064 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4065 4066 /* Store the first point of this action. */ 4067 smoother->start_x = x0; 4068 smoother->start_y = y0; 4069 dx = dy = 0; 4070 4071 /* Initialize queue. */ 4072 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4073 smoother->queue_len = 0; 4074 4075 /* Reset average. */ 4076 smoother->avg_dx = 0; 4077 smoother->avg_dy = 0; 4078 4079 /* Reset squelch. */ 4080 smoother->squelch_x = 0; 4081 smoother->squelch_y = 0; 4082 4083 /* Activate queue */ 4084 smoother->active = 1; 4085 } else { 4086 /* Calculate the current delta. */ 4087 cursor = smoother->queue_cursor; 4088 dx = x0 - smoother->queue[cursor].x; 4089 dy = y0 - smoother->queue[cursor].y; 4090 } 4091 4092 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4093 smoother_id, x0, y0, f->p, f->w)); 4094 4095 /* Queue this new packet. */ 4096 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4097 smoother->queue[cursor].x = x0; 4098 smoother->queue[cursor].y = y0; 4099 smoother->queue_cursor = cursor; 4100 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4101 smoother->queue_len++; 4102 VLOG(5, (LOG_DEBUG, 4103 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4104 smoother_id, cursor, x0, y0, dx, dy)); 4105 4106 /* Do we have enough packets to consider this a movement? */ 4107 if (smoother->queue_len < gest->window_min) 4108 return; 4109 4110 weight_prev_x = weight_prev_y = weight_previous; 4111 div_max_x = div_max_y = div_max; 4112 4113 if (gest->in_vscroll) { 4114 /* Dividers are different with virtual scrolling. */ 4115 div_min = sc->syninfo.vscroll_div_min; 4116 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4117 } else { 4118 /* 4119 * There's a lot of noise in coordinates when 4120 * the finger is on the touchpad's borders. When 4121 * using this area, we apply a special weight and 4122 * div. 4123 */ 4124 if (x0 <= na_left || x0 >= max_x - na_right) { 4125 weight_prev_x = sc->syninfo.weight_previous_na; 4126 div_max_x = sc->syninfo.div_max_na; 4127 } 4128 4129 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4130 weight_prev_y = sc->syninfo.weight_previous_na; 4131 div_max_y = sc->syninfo.div_max_na; 4132 } 4133 } 4134 4135 /* 4136 * Calculate weights for the average operands and 4137 * the divisor. Both depend on the distance between 4138 * the current packet and a previous one (based on the 4139 * window width). 4140 */ 4141 window = imin(smoother->queue_len, window_max); 4142 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4143 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4144 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4145 len = (dxp * dxp) + (dyp * dyp); 4146 weight_prev_x = imin(weight_prev_x, 4147 weight_len_squared * weight_prev_x / len); 4148 weight_prev_y = imin(weight_prev_y, 4149 weight_len_squared * weight_prev_y / len); 4150 4151 len = (dxp + dyp) / 2; 4152 div_x = div_len * div_max_x / len; 4153 div_x = imin(div_max_x, div_x); 4154 div_x = imax(div_min, div_x); 4155 div_y = div_len * div_max_y / len; 4156 div_y = imin(div_max_y, div_y); 4157 div_y = imax(div_min, div_y); 4158 4159 VLOG(3, (LOG_DEBUG, 4160 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4161 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4162 div_x, div_y)); 4163 4164 /* Compute averages. */ 4165 smoother->avg_dx = 4166 (weight_current * dx * multiplicator + 4167 weight_prev_x * smoother->avg_dx) / 4168 (weight_current + weight_prev_x); 4169 4170 smoother->avg_dy = 4171 (weight_current * dy * multiplicator + 4172 weight_prev_y * smoother->avg_dy) / 4173 (weight_current + weight_prev_y); 4174 4175 VLOG(5, (LOG_DEBUG, 4176 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4177 smoother->avg_dx / multiplicator, 4178 smoother->avg_dy / multiplicator)); 4179 4180 /* Use these averages to calculate x & y. */ 4181 smoother->squelch_x += smoother->avg_dx; 4182 dxp = smoother->squelch_x / (div_x * multiplicator); 4183 smoother->squelch_x = smoother->squelch_x % 4184 (div_x * multiplicator); 4185 4186 smoother->squelch_y += smoother->avg_dy; 4187 dyp = smoother->squelch_y / (div_y * multiplicator); 4188 smoother->squelch_y = smoother->squelch_y % 4189 (div_y * multiplicator); 4190 4191 switch(gest->in_vscroll) { 4192 case 0: /* Pointer movement. */ 4193 /* On real<->fuzzy finger switch the x/y pos jumps */ 4194 if (is_fuzzy == smoother->is_fuzzy) { 4195 *x += dxp; 4196 *y += dyp; 4197 } 4198 4199 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4200 smoother_id, dx, dy, dxp, dyp)); 4201 break; 4202 case 1: /* Vertical scrolling. */ 4203 if (dyp != 0) 4204 ms->button |= (dyp > 0) ? 4205 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4206 break; 4207 case 2: /* Horizontal scrolling. */ 4208 if (dxp != 0) 4209 ms->button |= (dxp > 0) ? 4210 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4211 break; 4212 } 4213 4214 smoother->is_fuzzy = is_fuzzy; 4215 4216 } else { 4217 /* 4218 * Deactivate queue. Note: We can not just reset queue here 4219 * as these values are still used by gesture processor. 4220 * So postpone reset till next touch. 4221 */ 4222 smoother->active = 0; 4223 } 4224 } 4225 4226 static int 4227 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4228 int *x, int *y, int *z) 4229 { 4230 static int touchpad_button, trackpoint_button; 4231 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4232 int pkt, id, scale, i, nfingers, mask; 4233 4234 if (!elantech_support) 4235 return (0); 4236 4237 /* Determine packet format and do a sanity check for out of sync packets. */ 4238 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4239 pkt = ELANTECH_PKT_NOP; 4240 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4241 pkt = ELANTECH_PKT_TRACKPOINT; 4242 else 4243 switch (sc->elanhw.hwversion) { 4244 case 2: 4245 if (!ELANTECH_PKT_IS_V2(pb)) 4246 return (-1); 4247 4248 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4249 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4250 break; 4251 case 3: 4252 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4253 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4254 return (-1); 4255 4256 pkt = ELANTECH_PKT_V3; 4257 break; 4258 case 4: 4259 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4260 return (-1); 4261 4262 switch (pb->ipacket[3] & 0x03) { 4263 case 0x00: 4264 pkt = ELANTECH_PKT_V4_STATUS; 4265 break; 4266 case 0x01: 4267 pkt = ELANTECH_PKT_V4_HEAD; 4268 break; 4269 case 0x02: 4270 pkt = ELANTECH_PKT_V4_MOTION; 4271 break; 4272 default: 4273 return (-1); 4274 } 4275 break; 4276 default: 4277 return (-1); 4278 } 4279 4280 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4281 4282 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4283 PSM_FINGER_RESET(f[id]); 4284 4285 *x = *y = *z = 0; 4286 ms->button = ms->obutton; 4287 4288 if (sc->syninfo.touchpad_off) 4289 return (0); 4290 4291 /* Common legend 4292 * L: Left mouse button pressed 4293 * R: Right mouse button pressed 4294 * N: number of fingers on touchpad 4295 * X: absolute x value (horizontal) 4296 * Y: absolute y value (vertical) 4297 * W; width of the finger touch 4298 * P: pressure 4299 */ 4300 switch (pkt) { 4301 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4302 /* 7 6 5 4 3 2 1 0 (LSB) 4303 * ------------------------------------------- 4304 * ipacket[0]: N1 N0 W3 W2 . . R L 4305 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4306 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4307 * ipacket[3]: N4 VF W1 W0 . . . B2 4308 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4309 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4310 * ------------------------------------------- 4311 * N4: set if more than 3 fingers (only in 3 fingers mode) 4312 * VF: a kind of flag? (only on EF123, 0 when finger 4313 * is over one of the buttons, 1 otherwise) 4314 * B2: (on EF113 only, 0 otherwise), one button pressed 4315 * P & W is not reported on EF113 touchpads 4316 */ 4317 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4318 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4319 nfingers = 4; 4320 4321 if (nfingers == 0) { 4322 mask = (1 << nfingers) - 1; /* = 0x00 */ 4323 break; 4324 } 4325 4326 /* Map 3-rd and 4-th fingers to first finger */ 4327 mask = (1 << 1) - 1; /* = 0x01 */ 4328 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4329 if (sc->elanhw.haspressure) { 4330 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4331 ((pb->ipacket[3] & 0x30) >> 4); 4332 } else { 4333 f[0].p = PSM_FINGER_DEFAULT_P; 4334 f[0].w = PSM_FINGER_DEFAULT_W; 4335 } 4336 4337 /* 4338 * HW v2 dont report exact finger positions when 3 or more 4339 * fingers are on touchpad. 4340 */ 4341 if (nfingers > 2) 4342 f[0].flags = PSM_FINGER_FUZZY; 4343 4344 break; 4345 4346 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4347 /* 7 6 5 4 3 2 1 0 (LSB) 4348 * ------------------------------------------- 4349 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4350 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4351 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4352 * ipacket[3]: . . BY8 BX8 . . . . 4353 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4354 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4355 * ------------------------------------------- 4356 * AX: lower-left finger absolute x value 4357 * AY: lower-left finger absolute y value 4358 * BX: upper-right finger absolute x value 4359 * BY: upper-right finger absolute y value 4360 */ 4361 nfingers = 2; 4362 mask = (1 << nfingers) - 1; 4363 4364 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4365 f[id] = (finger_t) { 4366 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4367 pb->ipacket[id * 3 + 1]) << 2, 4368 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4369 pb->ipacket[id * 3 + 2]) << 2, 4370 .p = PSM_FINGER_DEFAULT_P, 4371 .w = PSM_FINGER_DEFAULT_W, 4372 /* HW ver.2 sends bounding box */ 4373 .flags = PSM_FINGER_FUZZY 4374 }; 4375 break; 4376 4377 case ELANTECH_PKT_V3: /* HW Version 3 */ 4378 /* 7 6 5 4 3 2 1 0 (LSB) 4379 * ------------------------------------------- 4380 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4381 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4382 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4383 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4384 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4385 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4386 * ------------------------------------------- 4387 */ 4388 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4389 /* Map 3-rd finger to first finger */ 4390 id = nfingers > 2 ? 0 : nfingers - 1; 4391 mask = (1 << (id + 1)) - 1; 4392 4393 if (nfingers == 0) 4394 break; 4395 4396 fn = ELANTECH_FINGER_SET_XYP(pb); 4397 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4398 ((pb->ipacket[3] & 0x30) >> 4); 4399 4400 /* 4401 * HW v3 dont report exact finger positions when 3 or more 4402 * fingers are on touchpad. 4403 */ 4404 if (nfingers > 1) 4405 fn.flags = PSM_FINGER_FUZZY; 4406 4407 if (nfingers == 2) { 4408 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4409 sc->elanaction.fingers[0] = fn; 4410 return (0); 4411 } else 4412 f[0] = sc->elanaction.fingers[0]; 4413 } 4414 f[id] = fn; 4415 break; 4416 4417 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4418 /* 7 6 5 4 3 2 1 0 (LSB) 4419 * ------------------------------------------- 4420 * ipacket[0]: . . . . 0 1 R L 4421 * ipacket[1]: . . . F4 F3 F2 F1 F0 4422 * ipacket[2]: . . . . . . . . 4423 * ipacket[3]: . . . 1 0 0 0 0 4424 * ipacket[4]: PL . . . . . . . 4425 * ipacket[5]: . . . . . . . . 4426 * ------------------------------------------- 4427 * Fn: finger n is on touchpad 4428 * PL: palm 4429 * HV ver4 sends a status packet to indicate that the numbers 4430 * or identities of the fingers has been changed 4431 */ 4432 4433 mask = pb->ipacket[1] & 0x1f; 4434 nfingers = bitcount(mask); 4435 4436 if (sc->elanaction.mask_v4wait != 0) 4437 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4438 " when not all previous head packets received\n")); 4439 4440 /* Bitmap of fingers to receive before gesture processing */ 4441 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4442 4443 /* Skip "new finger is on touchpad" packets */ 4444 if (sc->elanaction.mask_v4wait) { 4445 sc->elanaction.mask = mask; 4446 return (0); 4447 } 4448 4449 break; 4450 4451 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4452 /* 7 6 5 4 3 2 1 0 (LSB) 4453 * ------------------------------------------- 4454 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4455 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4456 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4457 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4458 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4459 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4460 * ------------------------------------------- 4461 * ID: finger id 4462 * HW ver 4 sends head packets in two cases: 4463 * 1. One finger touch and movement. 4464 * 2. Next after status packet to tell new finger positions. 4465 */ 4466 mask = sc->elanaction.mask; 4467 nfingers = bitcount(mask); 4468 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4469 fn = ELANTECH_FINGER_SET_XYP(pb); 4470 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4471 4472 if (id < 0) 4473 return (0); 4474 4475 /* Packet is finger position update. Report it */ 4476 if (sc->elanaction.mask_v4wait == 0) { 4477 if (id < ELANTECH_MAX_FINGERS) 4478 f[id] = fn; 4479 break; 4480 } 4481 4482 /* Remove finger from waiting bitmap and store into context */ 4483 sc->elanaction.mask_v4wait &= ~(1 << id); 4484 if (id < ELANTECH_MAX_FINGERS) 4485 sc->elanaction.fingers[id] = fn; 4486 4487 /* Wait for other fingers if needed */ 4488 if (sc->elanaction.mask_v4wait != 0) 4489 return (0); 4490 4491 /* All new fingers are received. Report them from context */ 4492 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4493 if (sc->elanaction.mask & (1 << id)) 4494 f[id] = sc->elanaction.fingers[id]; 4495 4496 break; 4497 4498 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4499 /* 7 6 5 4 3 2 1 0 (LSB) 4500 * ------------------------------------------- 4501 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4502 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4503 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4504 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4505 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4506 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4507 * ------------------------------------------- 4508 * OF: delta overflows (> 127 or < -128), in this case 4509 * firmware sends us (delta x / 5) and (delta y / 5) 4510 * ID: finger id 4511 * DX: delta x (two's complement) 4512 * XY: delta y (two's complement) 4513 * byte 0 ~ 2 for one finger 4514 * byte 3 ~ 5 for another finger 4515 */ 4516 mask = sc->elanaction.mask; 4517 nfingers = bitcount(mask); 4518 4519 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4520 for (i = 0; i <= 3; i += 3) { 4521 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4522 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4523 continue; 4524 4525 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4526 f[id] = sc->elanaction.fingers[id]; 4527 f[id].x += imax(-f[id].x, 4528 (signed char)pb->ipacket[i+1] * scale); 4529 f[id].y += imax(-f[id].y, 4530 (signed char)pb->ipacket[i+2] * scale); 4531 } else { 4532 VLOG(3, (LOG_DEBUG, "elantech: " 4533 "HW v4 motion packet skipped\n")); 4534 } 4535 } 4536 4537 break; 4538 4539 case ELANTECH_PKT_TRACKPOINT: 4540 /* 7 6 5 4 3 2 1 0 (LSB) 4541 * ------------------------------------------- 4542 * ipacket[0]: 0 0 SX SY 0 M R L 4543 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4544 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4545 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4546 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4547 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4548 * ------------------------------------------- 4549 * X and Y are written in two's complement spread 4550 * over 9 bits with SX/SY the relative top bit and 4551 * X7..X0 and Y7..Y0 the lower bits. 4552 */ 4553 *x = (pb->ipacket[0] & 0x20) ? 4554 pb->ipacket[4] - 256 : pb->ipacket[4]; 4555 *y = (pb->ipacket[0] & 0x10) ? 4556 pb->ipacket[5] - 256 : pb->ipacket[5]; 4557 4558 trackpoint_button = 4559 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4560 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4561 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4562 #ifdef EVDEV_SUPPORT 4563 evdev_push_rel(sc->evdev_r, REL_X, *x); 4564 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4565 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4566 evdev_sync(sc->evdev_r); 4567 #endif 4568 ms->button = touchpad_button | trackpoint_button; 4569 return (0); 4570 4571 case ELANTECH_PKT_NOP: 4572 return (0); 4573 4574 default: 4575 return (-1); 4576 } 4577 4578 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4579 if (PSM_FINGER_IS_SET(f[id])) 4580 VLOG(2, (LOG_DEBUG, "elantech: " 4581 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4582 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4583 4584 /* Touchpad button presses */ 4585 if (sc->elanhw.isclickpad) { 4586 touchpad_button = 4587 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4588 } else { 4589 touchpad_button = 4590 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4591 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4592 } 4593 4594 #ifdef EVDEV_SUPPORT 4595 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4596 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4597 if (PSM_FINGER_IS_SET(f[id])) { 4598 psm_push_mt_finger(sc, id, &f[id]); 4599 /* Convert touch width to surface units */ 4600 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4601 f[id].w * sc->elanhw.dptracex); 4602 } 4603 if (sc->elanaction.mask & (1 << id) && 4604 !(mask & (1 << id))) 4605 psm_release_mt_slot(sc->evdev_a, id); 4606 } 4607 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4608 evdev_push_nfingers(sc->evdev_a, nfingers); 4609 if (nfingers > 0) { 4610 if (PSM_FINGER_IS_SET(f[0])) 4611 psm_push_st_finger(sc, &f[0]); 4612 } else 4613 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4614 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4615 evdev_sync(sc->evdev_a); 4616 } 4617 #endif 4618 4619 ms->button = touchpad_button | trackpoint_button; 4620 4621 /* Send finger 1 position to gesture processor */ 4622 if (PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4623 nfingers == 0) 4624 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4625 /* Send fingers positions to movement smoothers */ 4626 for (id = 0; id < PSM_FINGERS; id++) 4627 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4628 psmsmoother(sc, &f[id], id, ms, x, y); 4629 4630 /* Store current finger positions in action context */ 4631 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4632 if (PSM_FINGER_IS_SET(f[id])) 4633 sc->elanaction.fingers[id] = f[id]; 4634 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4635 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4636 } 4637 sc->elanaction.mask = mask; 4638 4639 /* Palm detection doesn't terminate the current action. */ 4640 if (psmpalmdetect(sc, &f[0], nfingers)) { 4641 *x = *y = *z = 0; 4642 ms->button = ms->obutton; 4643 return (0); 4644 } 4645 4646 /* Use the extra buttons as a scrollwheel */ 4647 if (ms->button & MOUSE_BUTTON4DOWN) 4648 *z = -1; 4649 else if (ms->button & MOUSE_BUTTON5DOWN) 4650 *z = 1; 4651 else if (ms->button & MOUSE_BUTTON6DOWN) 4652 *z = -2; 4653 else if (ms->button & MOUSE_BUTTON7DOWN) 4654 *z = 2; 4655 else 4656 *z = 0; 4657 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4658 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4659 4660 return (0); 4661 } 4662 4663 static void 4664 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4665 int *x, int *y, int *z) 4666 { 4667 static int butmap_versapad[8] = { 4668 0, 4669 MOUSE_BUTTON3DOWN, 4670 0, 4671 MOUSE_BUTTON3DOWN, 4672 MOUSE_BUTTON1DOWN, 4673 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4674 MOUSE_BUTTON1DOWN, 4675 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4676 }; 4677 int c, x0, y0; 4678 4679 /* VersaPad PS/2 absolute mode message format 4680 * 4681 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4682 * ipacket[0]: 1 1 0 A 1 L T R 4683 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4684 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4685 * ipacket[3]: 1 1 1 A 1 L T R 4686 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4687 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4688 * 4689 * [note] 4690 * R: right physical mouse button (1=on) 4691 * T: touch pad virtual button (1=tapping) 4692 * L: left physical mouse button (1=on) 4693 * A: position data is valid (1=valid) 4694 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4695 * V: vertical data (12bit signed integer. V11 is sign bit.) 4696 * P: pressure data 4697 * 4698 * Tapping is mapped to MOUSE_BUTTON4. 4699 */ 4700 c = pb->ipacket[0]; 4701 *x = *y = 0; 4702 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4703 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4704 if (c & MOUSE_PS2VERSA_IN_USE) { 4705 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4706 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4707 if (x0 & 0x800) 4708 x0 -= 0x1000; 4709 if (y0 & 0x800) 4710 y0 -= 0x1000; 4711 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4712 *x = sc->xold - x0; 4713 *y = y0 - sc->yold; 4714 if (*x < 0) /* XXX */ 4715 ++*x; 4716 else if (*x) 4717 --*x; 4718 if (*y < 0) 4719 ++*y; 4720 else if (*y) 4721 --*y; 4722 } else 4723 sc->flags |= PSM_FLAGS_FINGERDOWN; 4724 sc->xold = x0; 4725 sc->yold = y0; 4726 } else 4727 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4728 } 4729 4730 static void 4731 psmsoftintridle(void *arg) 4732 { 4733 struct psm_softc *sc = arg; 4734 packetbuf_t *pb; 4735 4736 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4737 * invoked from psmintr soon with pqueue filled with real data */ 4738 if (sc->pqueue_start == sc->pqueue_end && 4739 sc->idlepacket.inputbytes > 0) { 4740 /* Grow circular queue backwards to avoid race with psmintr */ 4741 if (--sc->pqueue_start < 0) 4742 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4743 4744 pb = &sc->pqueue[sc->pqueue_start]; 4745 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4746 VLOG(4, (LOG_DEBUG, 4747 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4748 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4749 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4750 4751 psmsoftintr(arg); 4752 } 4753 } 4754 4755 static void 4756 psmsoftintr(void *arg) 4757 { 4758 /* 4759 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4760 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4761 */ 4762 static int butmap[8] = { 4763 0, 4764 MOUSE_BUTTON1DOWN, 4765 MOUSE_BUTTON3DOWN, 4766 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4767 MOUSE_BUTTON2DOWN, 4768 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4769 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4770 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4771 }; 4772 struct psm_softc *sc = arg; 4773 mousestatus_t ms; 4774 packetbuf_t *pb; 4775 int x, y, z, c, l, s; 4776 4777 getmicrouptime(&sc->lastsoftintr); 4778 4779 s = spltty(); 4780 4781 do { 4782 pb = &sc->pqueue[sc->pqueue_start]; 4783 4784 if (sc->mode.level == PSM_LEVEL_NATIVE) 4785 goto next_native; 4786 4787 c = pb->ipacket[0]; 4788 /* 4789 * A kludge for Kensington device! 4790 * The MSB of the horizontal count appears to be stored in 4791 * a strange place. 4792 */ 4793 if (sc->hw.model == MOUSE_MODEL_THINK) 4794 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4795 4796 /* ignore the overflow bits... */ 4797 x = (c & MOUSE_PS2_XNEG) ? 4798 pb->ipacket[1] - 256 : pb->ipacket[1]; 4799 y = (c & MOUSE_PS2_YNEG) ? 4800 pb->ipacket[2] - 256 : pb->ipacket[2]; 4801 z = 0; 4802 ms.obutton = sc->button; /* previous button state */ 4803 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4804 /* `tapping' action */ 4805 if (sc->config & PSM_CONFIG_FORCETAP) 4806 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4807 0 : MOUSE_BUTTON4DOWN; 4808 timevalclear(&sc->idletimeout); 4809 sc->idlepacket.inputbytes = 0; 4810 4811 switch (sc->hw.model) { 4812 4813 case MOUSE_MODEL_EXPLORER: 4814 /* 4815 * b7 b6 b5 b4 b3 b2 b1 b0 4816 * byte 1: oy ox sy sx 1 M R L 4817 * byte 2: x x x x x x x x 4818 * byte 3: y y y y y y y y 4819 * byte 4: * * S2 S1 s d2 d1 d0 4820 * 4821 * L, M, R, S1, S2: left, middle, right and side buttons 4822 * s: wheel data sign bit 4823 * d2-d0: wheel data 4824 */ 4825 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4826 (pb->ipacket[3] & 0x0f) - 16 : 4827 (pb->ipacket[3] & 0x0f); 4828 ms.button |= 4829 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 4830 MOUSE_BUTTON4DOWN : 0; 4831 ms.button |= 4832 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 4833 MOUSE_BUTTON5DOWN : 0; 4834 break; 4835 4836 case MOUSE_MODEL_INTELLI: 4837 case MOUSE_MODEL_NET: 4838 /* wheel data is in the fourth byte */ 4839 z = (char)pb->ipacket[3]; 4840 /* 4841 * XXX some mice may send 7 when there is no Z movement? */ 4842 if ((z >= 7) || (z <= -7)) 4843 z = 0; 4844 /* some compatible mice have additional buttons */ 4845 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 4846 MOUSE_BUTTON4DOWN : 0; 4847 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 4848 MOUSE_BUTTON5DOWN : 0; 4849 break; 4850 4851 case MOUSE_MODEL_MOUSEMANPLUS: 4852 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 4853 break; 4854 4855 case MOUSE_MODEL_GLIDEPOINT: 4856 /* `tapping' action */ 4857 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 4858 MOUSE_BUTTON4DOWN; 4859 break; 4860 4861 case MOUSE_MODEL_NETSCROLL: 4862 /* 4863 * three additional bytes encode buttons and 4864 * wheel events 4865 */ 4866 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 4867 MOUSE_BUTTON4DOWN : 0; 4868 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 4869 MOUSE_BUTTON5DOWN : 0; 4870 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 4871 pb->ipacket[4] - 256 : pb->ipacket[4]; 4872 break; 4873 4874 case MOUSE_MODEL_THINK: 4875 /* the fourth button state in the first byte */ 4876 ms.button |= (c & MOUSE_PS2_TAP) ? 4877 MOUSE_BUTTON4DOWN : 0; 4878 break; 4879 4880 case MOUSE_MODEL_VERSAPAD: 4881 proc_versapad(sc, pb, &ms, &x, &y, &z); 4882 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 4883 ((y < 0) ? MOUSE_PS2_YNEG : 0); 4884 break; 4885 4886 case MOUSE_MODEL_4D: 4887 /* 4888 * b7 b6 b5 b4 b3 b2 b1 b0 4889 * byte 1: s2 d2 s1 d1 1 M R L 4890 * byte 2: sx x x x x x x x 4891 * byte 3: sy y y y y y y y 4892 * 4893 * s1: wheel 1 direction 4894 * d1: wheel 1 data 4895 * s2: wheel 2 direction 4896 * d2: wheel 2 data 4897 */ 4898 x = (pb->ipacket[1] & 0x80) ? 4899 pb->ipacket[1] - 256 : pb->ipacket[1]; 4900 y = (pb->ipacket[2] & 0x80) ? 4901 pb->ipacket[2] - 256 : pb->ipacket[2]; 4902 switch (c & MOUSE_4D_WHEELBITS) { 4903 case 0x10: 4904 z = 1; 4905 break; 4906 case 0x30: 4907 z = -1; 4908 break; 4909 case 0x40: /* XXX 2nd wheel turning right */ 4910 z = 2; 4911 break; 4912 case 0xc0: /* XXX 2nd wheel turning left */ 4913 z = -2; 4914 break; 4915 } 4916 break; 4917 4918 case MOUSE_MODEL_4DPLUS: 4919 if ((x < 16 - 256) && (y < 16 - 256)) { 4920 /* 4921 * b7 b6 b5 b4 b3 b2 b1 b0 4922 * byte 1: 0 0 1 1 1 M R L 4923 * byte 2: 0 0 0 0 1 0 0 0 4924 * byte 3: 0 0 0 0 S s d1 d0 4925 * 4926 * L, M, R, S: left, middle, right, 4927 * and side buttons 4928 * s: wheel data sign bit 4929 * d1-d0: wheel data 4930 */ 4931 x = y = 0; 4932 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 4933 ms.button |= MOUSE_BUTTON4DOWN; 4934 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 4935 ((pb->ipacket[2] & 0x07) - 8) : 4936 (pb->ipacket[2] & 0x07) ; 4937 } else { 4938 /* preserve previous button states */ 4939 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 4940 } 4941 break; 4942 4943 case MOUSE_MODEL_SYNAPTICS: 4944 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 4945 VLOG(3, (LOG_DEBUG, "synaptics: " 4946 "packet rejected\n")); 4947 goto next; 4948 } 4949 break; 4950 4951 case MOUSE_MODEL_ELANTECH: 4952 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 4953 VLOG(3, (LOG_DEBUG, "elantech: " 4954 "packet rejected\n")); 4955 goto next; 4956 } 4957 break; 4958 4959 case MOUSE_MODEL_TRACKPOINT: 4960 case MOUSE_MODEL_GENERIC: 4961 default: 4962 break; 4963 } 4964 4965 #ifdef EVDEV_SUPPORT 4966 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 4967 sc->hw.model != MOUSE_MODEL_ELANTECH && 4968 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 4969 evdev_push_rel(sc->evdev_r, EV_REL, x); 4970 evdev_push_rel(sc->evdev_r, EV_REL, -y); 4971 4972 switch (sc->hw.model) { 4973 case MOUSE_MODEL_EXPLORER: 4974 case MOUSE_MODEL_INTELLI: 4975 case MOUSE_MODEL_NET: 4976 case MOUSE_MODEL_NETSCROLL: 4977 case MOUSE_MODEL_4DPLUS: 4978 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 4979 break; 4980 case MOUSE_MODEL_MOUSEMANPLUS: 4981 case MOUSE_MODEL_4D: 4982 switch (z) { 4983 case 1: 4984 case -1: 4985 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 4986 break; 4987 case 2: 4988 case -2: 4989 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 4990 break; 4991 } 4992 break; 4993 } 4994 4995 evdev_push_mouse_btn(sc->evdev_r, ms.button); 4996 evdev_sync(sc->evdev_r); 4997 } 4998 #endif 4999 5000 /* scale values */ 5001 if (sc->mode.accelfactor >= 1) { 5002 if (x != 0) { 5003 x = x * x / sc->mode.accelfactor; 5004 if (x == 0) 5005 x = 1; 5006 if (c & MOUSE_PS2_XNEG) 5007 x = -x; 5008 } 5009 if (y != 0) { 5010 y = y * y / sc->mode.accelfactor; 5011 if (y == 0) 5012 y = 1; 5013 if (c & MOUSE_PS2_YNEG) 5014 y = -y; 5015 } 5016 } 5017 5018 /* Store last packet for reinjection if it has not been set already */ 5019 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5020 sc->idlepacket = *pb; 5021 5022 ms.dx = x; 5023 ms.dy = y; 5024 ms.dz = z; 5025 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5026 (ms.obutton ^ ms.button); 5027 5028 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5029 5030 sc->status.flags |= ms.flags; 5031 sc->status.dx += ms.dx; 5032 sc->status.dy += ms.dy; 5033 sc->status.dz += ms.dz; 5034 sc->status.button = ms.button; 5035 sc->button = ms.button; 5036 5037 next_native: 5038 sc->watchdog = FALSE; 5039 5040 /* queue data */ 5041 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5042 l = imin(pb->inputbytes, 5043 sizeof(sc->queue.buf) - sc->queue.tail); 5044 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5045 if (pb->inputbytes > l) 5046 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5047 pb->inputbytes - l); 5048 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5049 sizeof(sc->queue.buf); 5050 sc->queue.count += pb->inputbytes; 5051 } 5052 5053 next: 5054 pb->inputbytes = 0; 5055 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5056 sc->pqueue_start = 0; 5057 } while (sc->pqueue_start != sc->pqueue_end); 5058 5059 if (sc->state & PSM_ASLP) { 5060 sc->state &= ~PSM_ASLP; 5061 wakeup(sc); 5062 } 5063 selwakeuppri(&sc->rsel, PZERO); 5064 if (sc->async != NULL) { 5065 pgsigio(&sc->async, SIGIO, 0); 5066 } 5067 sc->state &= ~PSM_SOFTARMED; 5068 5069 /* schedule injection of predefined packet after idletimeout 5070 * if no data packets have been received from psmintr */ 5071 if (timevalisset(&sc->idletimeout)) { 5072 sc->state |= PSM_SOFTARMED; 5073 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5074 psmsoftintridle, sc); 5075 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5076 tvtohz(&sc->idletimeout))); 5077 } 5078 splx(s); 5079 } 5080 5081 static int 5082 psmpoll(struct cdev *dev, int events, struct thread *td) 5083 { 5084 struct psm_softc *sc = dev->si_drv1; 5085 int s; 5086 int revents = 0; 5087 5088 /* Return true if a mouse event available */ 5089 s = spltty(); 5090 if (events & (POLLIN | POLLRDNORM)) { 5091 if (sc->queue.count > 0) 5092 revents |= events & (POLLIN | POLLRDNORM); 5093 else 5094 selrecord(td, &sc->rsel); 5095 } 5096 splx(s); 5097 5098 return (revents); 5099 } 5100 5101 /* vendor/model specific routines */ 5102 5103 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5104 { 5105 if (set_mouse_resolution(kbdc, res) != res) 5106 return (FALSE); 5107 if (set_mouse_scaling(kbdc, scale) && 5108 set_mouse_scaling(kbdc, scale) && 5109 set_mouse_scaling(kbdc, scale) && 5110 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5111 return (TRUE); 5112 return (FALSE); 5113 } 5114 5115 static int 5116 mouse_ext_command(KBDC kbdc, int command) 5117 { 5118 int c; 5119 5120 c = (command >> 6) & 0x03; 5121 if (set_mouse_resolution(kbdc, c) != c) 5122 return (FALSE); 5123 c = (command >> 4) & 0x03; 5124 if (set_mouse_resolution(kbdc, c) != c) 5125 return (FALSE); 5126 c = (command >> 2) & 0x03; 5127 if (set_mouse_resolution(kbdc, c) != c) 5128 return (FALSE); 5129 c = (command >> 0) & 0x03; 5130 if (set_mouse_resolution(kbdc, c) != c) 5131 return (FALSE); 5132 return (TRUE); 5133 } 5134 5135 #ifdef notyet 5136 /* Logitech MouseMan Cordless II */ 5137 static int 5138 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5139 { 5140 KBDC kbdc = sc->kbdc; 5141 int status[3]; 5142 int ch; 5143 5144 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5145 return (FALSE); 5146 if (status[1] == PSMD_RES_HIGH) 5147 return (FALSE); 5148 ch = (status[0] & 0x07) - 1; /* channel # */ 5149 if ((ch <= 0) || (ch > 4)) 5150 return (FALSE); 5151 /* 5152 * status[1]: always one? 5153 * status[2]: battery status? (0-100) 5154 */ 5155 return (TRUE); 5156 } 5157 #endif /* notyet */ 5158 5159 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5160 static int 5161 enable_groller(struct psm_softc *sc, enum probearg arg) 5162 { 5163 KBDC kbdc = sc->kbdc; 5164 int status[3]; 5165 5166 /* 5167 * The special sequence to enable the fourth button and the 5168 * roller. Immediately after this sequence check status bytes. 5169 * if the mouse is NetScroll, the second and the third bytes are 5170 * '3' and 'D'. 5171 */ 5172 5173 /* 5174 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5175 * look like the following. 5176 * 5177 * byte 1 bit 7 always 0 5178 * bit 6 stream mode (0) 5179 * bit 5 disabled (0) 5180 * bit 4 1:1 scaling (0) 5181 * bit 3 always 0 5182 * bit 0-2 button status 5183 * byte 2 resolution (PSMD_RES_HIGH) 5184 * byte 3 report rate (?) 5185 */ 5186 5187 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5188 return (FALSE); 5189 if ((status[1] != '3') || (status[2] != 'D')) 5190 return (FALSE); 5191 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5192 if (arg == PROBE) 5193 sc->hw.buttons = 4; 5194 return (TRUE); 5195 } 5196 5197 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5198 static int 5199 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5200 { 5201 KBDC kbdc = sc->kbdc; 5202 int status[3]; 5203 5204 /* 5205 * The special sequence to enable the middle, "rubber" button. 5206 * Immediately after this sequence check status bytes. 5207 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5208 * the second and the third bytes are '3' and 'U'. 5209 * NOTE: NetMouse reports that it has three buttons although it has 5210 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5211 * say they have three buttons too and they do have a button on the 5212 * side... 5213 */ 5214 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5215 return (FALSE); 5216 if ((status[1] != '3') || (status[2] != 'U')) 5217 return (FALSE); 5218 return (TRUE); 5219 } 5220 5221 /* ALPS GlidePoint */ 5222 static int 5223 enable_aglide(struct psm_softc *sc, enum probearg arg) 5224 { 5225 KBDC kbdc = sc->kbdc; 5226 int status[3]; 5227 5228 /* 5229 * The special sequence to obtain ALPS GlidePoint specific 5230 * information. Immediately after this sequence, status bytes will 5231 * contain something interesting. 5232 * NOTE: ALPS produces several models of GlidePoint. Some of those 5233 * do not respond to this sequence, thus, cannot be detected this way. 5234 */ 5235 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5236 return (FALSE); 5237 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5238 return (FALSE); 5239 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5240 return (FALSE); 5241 return (TRUE); 5242 } 5243 5244 /* Kensington ThinkingMouse/Trackball */ 5245 static int 5246 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5247 { 5248 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5249 KBDC kbdc = sc->kbdc; 5250 int status[3]; 5251 int id1; 5252 int id2; 5253 int i; 5254 5255 id1 = get_aux_id(kbdc); 5256 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5257 return (FALSE); 5258 /* 5259 * The device is now in the native mode? It returns a different 5260 * ID value... 5261 */ 5262 id2 = get_aux_id(kbdc); 5263 if ((id1 == id2) || (id2 != 2)) 5264 return (FALSE); 5265 5266 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5267 return (FALSE); 5268 #if PSM_DEBUG >= 2 5269 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5270 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5271 return (FALSE); 5272 #endif 5273 5274 /* 5275 * The special sequence to enable the third and fourth buttons. 5276 * Otherwise they behave like the first and second buttons. 5277 */ 5278 for (i = 0; i < nitems(rate); ++i) 5279 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5280 return (FALSE); 5281 5282 /* 5283 * At this point, the device is using default resolution and 5284 * sampling rate for the native mode. 5285 */ 5286 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5287 return (FALSE); 5288 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5289 return (FALSE); 5290 5291 /* the device appears be enabled by this sequence, diable it for now */ 5292 disable_aux_dev(kbdc); 5293 empty_aux_buffer(kbdc, 5); 5294 5295 return (TRUE); 5296 } 5297 5298 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5299 static int 5300 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5301 { 5302 KBDC kbdc = sc->kbdc; 5303 int data[3]; 5304 5305 /* the special sequence to enable the fourth button and the roller. */ 5306 /* 5307 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5308 * must be called exactly three times since the last RESET command 5309 * before this sequence. XXX 5310 */ 5311 if (!set_mouse_scaling(kbdc, 1)) 5312 return (FALSE); 5313 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5314 return (FALSE); 5315 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5316 return (FALSE); 5317 5318 /* 5319 * PS2++ protocol, packet type 0 5320 * 5321 * b7 b6 b5 b4 b3 b2 b1 b0 5322 * byte 1: * 1 p3 p2 1 * * * 5323 * byte 2: 1 1 p1 p0 m1 m0 1 0 5324 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5325 * 5326 * p3-p0: packet type: 0 5327 * m7-m0: model ID: MouseMan+:0x50, 5328 * FirstMouse+:0x51, 5329 * ScrollPoint:0x58... 5330 */ 5331 /* check constant bits */ 5332 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5333 return (FALSE); 5334 if ((data[1] & 0xc3) != 0xc2) 5335 return (FALSE); 5336 /* check d3-d0 in byte 2 */ 5337 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5338 return (FALSE); 5339 /* check p3-p0 */ 5340 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5341 return (FALSE); 5342 5343 if (arg == PROBE) { 5344 sc->hw.hwid &= 0x00ff; 5345 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5346 } 5347 5348 /* 5349 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5350 * the wheel and the fourth button events are encoded in the 5351 * special data packet. The mouse may be put in the IntelliMouse mode 5352 * if it is initialized by the IntelliMouse's method. 5353 */ 5354 return (TRUE); 5355 } 5356 5357 /* MS IntelliMouse Explorer */ 5358 static int 5359 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5360 { 5361 KBDC kbdc = sc->kbdc; 5362 static u_char rate0[] = { 200, 100, 80, }; 5363 static u_char rate1[] = { 200, 200, 80, }; 5364 int id; 5365 int i; 5366 5367 /* 5368 * This is needed for at least A4Tech X-7xx mice - they do not go 5369 * straight to Explorer mode, but need to be set to Intelli mode 5370 * first. 5371 */ 5372 enable_msintelli(sc, arg); 5373 5374 /* the special sequence to enable the extra buttons and the roller. */ 5375 for (i = 0; i < nitems(rate1); ++i) 5376 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5377 return (FALSE); 5378 /* the device will give the genuine ID only after the above sequence */ 5379 id = get_aux_id(kbdc); 5380 if (id != PSM_EXPLORER_ID) 5381 return (FALSE); 5382 5383 if (arg == PROBE) { 5384 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5385 sc->hw.hwid = id; 5386 } 5387 5388 /* 5389 * XXX: this is a kludge to fool some KVM switch products 5390 * which think they are clever enough to know the 4-byte IntelliMouse 5391 * protocol, and assume any other protocols use 3-byte packets. 5392 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5393 * correctly to the host computer because of this! 5394 * The following sequence is actually IntelliMouse's "wake up" 5395 * sequence; it will make the KVM think the mouse is IntelliMouse 5396 * when it is in fact IntelliMouse Explorer. 5397 */ 5398 for (i = 0; i < nitems(rate0); ++i) 5399 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5400 break; 5401 get_aux_id(kbdc); 5402 5403 return (TRUE); 5404 } 5405 5406 /* 5407 * MS IntelliMouse 5408 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5409 * probe routine and act like IntelliMouse. 5410 */ 5411 static int 5412 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5413 { 5414 KBDC kbdc = sc->kbdc; 5415 static u_char rate[] = { 200, 100, 80, }; 5416 int id; 5417 int i; 5418 5419 /* the special sequence to enable the third button and the roller. */ 5420 for (i = 0; i < nitems(rate); ++i) 5421 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5422 return (FALSE); 5423 /* the device will give the genuine ID only after the above sequence */ 5424 id = get_aux_id(kbdc); 5425 if (id != PSM_INTELLI_ID) 5426 return (FALSE); 5427 5428 if (arg == PROBE) { 5429 sc->hw.buttons = 3; 5430 sc->hw.hwid = id; 5431 } 5432 5433 return (TRUE); 5434 } 5435 5436 /* 5437 * A4 Tech 4D Mouse 5438 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5439 */ 5440 static int 5441 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5442 { 5443 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5444 KBDC kbdc = sc->kbdc; 5445 int id; 5446 int i; 5447 5448 for (i = 0; i < nitems(rate); ++i) 5449 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5450 return (FALSE); 5451 id = get_aux_id(kbdc); 5452 /* 5453 * WinEasy 4D, 4 Way Scroll 4D: 6 5454 * Cable-Free 4D: 8 (4DPLUS) 5455 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5456 */ 5457 if (id != PSM_4DMOUSE_ID) 5458 return (FALSE); 5459 5460 if (arg == PROBE) { 5461 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5462 sc->hw.hwid = id; 5463 } 5464 5465 return (TRUE); 5466 } 5467 5468 /* 5469 * A4 Tech 4D+ Mouse 5470 * Newer wheel mice from A4 Tech seem to use this protocol. 5471 * Older models are recognized as either 4D Mouse or IntelliMouse. 5472 */ 5473 static int 5474 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5475 { 5476 KBDC kbdc = sc->kbdc; 5477 int id; 5478 5479 /* 5480 * enable_4dmouse() already issued the following ID sequence... 5481 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5482 int i; 5483 5484 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5485 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5486 return (FALSE); 5487 */ 5488 5489 id = get_aux_id(kbdc); 5490 switch (id) { 5491 case PSM_4DPLUS_ID: 5492 break; 5493 case PSM_4DPLUS_RFSW35_ID: 5494 break; 5495 default: 5496 return (FALSE); 5497 } 5498 5499 if (arg == PROBE) { 5500 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5501 sc->hw.hwid = id; 5502 } 5503 5504 return (TRUE); 5505 } 5506 5507 /* Synaptics Touchpad */ 5508 static int 5509 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5510 { 5511 struct psm_softc *sc; 5512 int error, arg; 5513 5514 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5515 oidp->oid_arg2 > SYNAPTICS_SYSCTL_SOFTBUTTON3_X) 5516 return (EINVAL); 5517 5518 sc = oidp->oid_arg1; 5519 5520 /* Read the current value. */ 5521 arg = *(int *)((char *)sc + oidp->oid_arg2); 5522 error = sysctl_handle_int(oidp, &arg, 0, req); 5523 5524 /* Sanity check. */ 5525 if (error || !req->newptr) 5526 return (error); 5527 5528 /* 5529 * Check that the new value is in the concerned node's range 5530 * of values. 5531 */ 5532 switch (oidp->oid_arg2) { 5533 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5534 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5535 if (arg < 0 || arg > 255) 5536 return (EINVAL); 5537 break; 5538 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5539 if (arg < 4 || arg > 15) 5540 return (EINVAL); 5541 break; 5542 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5543 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5544 case SYNAPTICS_SYSCTL_NA_TOP: 5545 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5546 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5547 return (EINVAL); 5548 break; 5549 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5550 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5551 /* Softbuttons is clickpad only feature */ 5552 if (!sc->synhw.capClickPad && arg != 0) 5553 return (EINVAL); 5554 /* FALLTHROUGH */ 5555 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5556 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5557 case SYNAPTICS_SYSCTL_NA_RIGHT: 5558 case SYNAPTICS_SYSCTL_NA_LEFT: 5559 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5560 return (EINVAL); 5561 break; 5562 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5563 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5564 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5565 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5566 return (EINVAL); 5567 break; 5568 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5569 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5570 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5571 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5572 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5573 case SYNAPTICS_SYSCTL_DIV_MIN: 5574 case SYNAPTICS_SYSCTL_DIV_MAX: 5575 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5576 case SYNAPTICS_SYSCTL_DIV_LEN: 5577 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5578 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5579 if (arg < 1) 5580 return (EINVAL); 5581 break; 5582 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5583 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5584 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5585 if (arg < 0) 5586 return (EINVAL); 5587 break; 5588 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5589 if (arg < -sc->synhw.maximumXCoord || 5590 arg > sc->synhw.maximumXCoord) 5591 return (EINVAL); 5592 break; 5593 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5594 /* Softbuttons is clickpad only feature */ 5595 if (!sc->synhw.capClickPad && arg != 0) 5596 return (EINVAL); 5597 /* FALLTHROUGH */ 5598 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5599 if (arg < -sc->synhw.maximumYCoord || 5600 arg > sc->synhw.maximumYCoord) 5601 return (EINVAL); 5602 break; 5603 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5604 if (arg < 0 || arg > 1) 5605 return (EINVAL); 5606 break; 5607 default: 5608 return (EINVAL); 5609 } 5610 5611 /* Update. */ 5612 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5613 5614 return (error); 5615 } 5616 5617 static void 5618 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5619 { 5620 /* 5621 * Set predefined sizes for softbuttons. 5622 * Values are taken to match HP Pavilion dv6 clickpad drawings 5623 * with thin middle softbutton placed on separator 5624 */ 5625 5626 /* hw.psm.synaptics.softbuttons_y */ 5627 sc->syninfo.softbuttons_y = 1700; 5628 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5629 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5630 "softbuttons_y", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5631 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5632 synaptics_sysctl, "I", 5633 "Vertical size of softbuttons area"); 5634 5635 /* hw.psm.synaptics.softbutton2_x */ 5636 sc->syninfo.softbutton2_x = 3100; 5637 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5638 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5639 "softbutton2_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5640 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5641 synaptics_sysctl, "I", 5642 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5643 5644 /* hw.psm.synaptics.softbutton3_x */ 5645 sc->syninfo.softbutton3_x = 3900; 5646 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5647 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5648 "softbutton3_x", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5649 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5650 synaptics_sysctl, "I", 5651 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5652 } 5653 5654 static void 5655 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5656 const char *descr) 5657 { 5658 5659 if (sc->syninfo.sysctl_tree != NULL) 5660 return; 5661 5662 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5663 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5664 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5665 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, CTLFLAG_RD, 5666 0, descr); 5667 5668 /* hw.psm.synaptics.directional_scrolls. */ 5669 sc->syninfo.directional_scrolls = 0; 5670 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5671 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5672 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5673 &sc->syninfo.directional_scrolls, 0, 5674 "Enable hardware scrolling pad (if non-zero) or register it as " 5675 "extended buttons (if 0)"); 5676 5677 /* hw.psm.synaptics.max_x. */ 5678 sc->syninfo.max_x = 6143; 5679 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5680 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5681 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5682 &sc->syninfo.max_x, 0, 5683 "Horizontal reporting range"); 5684 5685 /* hw.psm.synaptics.max_y. */ 5686 sc->syninfo.max_y = 6143; 5687 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5688 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5689 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5690 &sc->syninfo.max_y, 0, 5691 "Vertical reporting range"); 5692 5693 /* 5694 * Turn off two finger scroll if we have a 5695 * physical area reserved for scrolling or when 5696 * there's no multi finger support. 5697 */ 5698 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5699 sc->synhw.capAdvancedGestures == 0)) 5700 sc->syninfo.two_finger_scroll = 0; 5701 else 5702 sc->syninfo.two_finger_scroll = 1; 5703 /* hw.psm.synaptics.two_finger_scroll. */ 5704 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5705 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5706 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5707 &sc->syninfo.two_finger_scroll, 0, 5708 "Enable two finger scrolling"); 5709 5710 /* hw.psm.synaptics.min_pressure. */ 5711 sc->syninfo.min_pressure = 32; 5712 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5713 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5714 "min_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5715 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5716 synaptics_sysctl, "I", 5717 "Minimum pressure required to start an action"); 5718 5719 /* hw.psm.synaptics.max_pressure. */ 5720 sc->syninfo.max_pressure = 220; 5721 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5722 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5723 "max_pressure", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5724 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5725 synaptics_sysctl, "I", 5726 "Maximum pressure to detect palm"); 5727 5728 /* hw.psm.synaptics.max_width. */ 5729 sc->syninfo.max_width = 10; 5730 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5731 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5732 "max_width", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5733 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5734 synaptics_sysctl, "I", 5735 "Maximum finger width to detect palm"); 5736 5737 /* hw.psm.synaptics.top_margin. */ 5738 sc->syninfo.margin_top = 200; 5739 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5740 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5741 "margin_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5742 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5743 synaptics_sysctl, "I", 5744 "Top margin"); 5745 5746 /* hw.psm.synaptics.right_margin. */ 5747 sc->syninfo.margin_right = 200; 5748 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5749 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5750 "margin_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5751 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5752 synaptics_sysctl, "I", 5753 "Right margin"); 5754 5755 /* hw.psm.synaptics.bottom_margin. */ 5756 sc->syninfo.margin_bottom = 200; 5757 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5758 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5759 "margin_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5760 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5761 synaptics_sysctl, "I", 5762 "Bottom margin"); 5763 5764 /* hw.psm.synaptics.left_margin. */ 5765 sc->syninfo.margin_left = 200; 5766 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5767 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5768 "margin_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5769 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5770 synaptics_sysctl, "I", 5771 "Left margin"); 5772 5773 /* hw.psm.synaptics.na_top. */ 5774 sc->syninfo.na_top = 1783; 5775 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5776 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5777 "na_top", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5778 sc, SYNAPTICS_SYSCTL_NA_TOP, 5779 synaptics_sysctl, "I", 5780 "Top noisy area, where weight_previous_na is used instead " 5781 "of weight_previous"); 5782 5783 /* hw.psm.synaptics.na_right. */ 5784 sc->syninfo.na_right = 563; 5785 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5786 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5787 "na_right", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5788 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5789 synaptics_sysctl, "I", 5790 "Right noisy area, where weight_previous_na is used instead " 5791 "of weight_previous"); 5792 5793 /* hw.psm.synaptics.na_bottom. */ 5794 sc->syninfo.na_bottom = 1408; 5795 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5796 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5797 "na_bottom", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5798 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5799 synaptics_sysctl, "I", 5800 "Bottom noisy area, where weight_previous_na is used instead " 5801 "of weight_previous"); 5802 5803 /* hw.psm.synaptics.na_left. */ 5804 sc->syninfo.na_left = 1600; 5805 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5806 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5807 "na_left", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5808 sc, SYNAPTICS_SYSCTL_NA_LEFT, 5809 synaptics_sysctl, "I", 5810 "Left noisy area, where weight_previous_na is used instead " 5811 "of weight_previous"); 5812 5813 /* hw.psm.synaptics.window_min. */ 5814 sc->syninfo.window_min = 4; 5815 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5816 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5817 "window_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5818 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 5819 synaptics_sysctl, "I", 5820 "Minimum window size to start an action"); 5821 5822 /* hw.psm.synaptics.window_max. */ 5823 sc->syninfo.window_max = 10; 5824 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5825 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5826 "window_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5827 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 5828 synaptics_sysctl, "I", 5829 "Maximum window size"); 5830 5831 /* hw.psm.synaptics.multiplicator. */ 5832 sc->syninfo.multiplicator = 10000; 5833 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5834 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5835 "multiplicator", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5836 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 5837 synaptics_sysctl, "I", 5838 "Multiplicator to increase precision in averages and divisions"); 5839 5840 /* hw.psm.synaptics.weight_current. */ 5841 sc->syninfo.weight_current = 3; 5842 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5843 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5844 "weight_current", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5845 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 5846 synaptics_sysctl, "I", 5847 "Weight of the current movement in the new average"); 5848 5849 /* hw.psm.synaptics.weight_previous. */ 5850 sc->syninfo.weight_previous = 6; 5851 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5852 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5853 "weight_previous", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5854 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 5855 synaptics_sysctl, "I", 5856 "Weight of the previous average"); 5857 5858 /* hw.psm.synaptics.weight_previous_na. */ 5859 sc->syninfo.weight_previous_na = 20; 5860 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5861 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5862 "weight_previous_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5863 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 5864 synaptics_sysctl, "I", 5865 "Weight of the previous average (inside the noisy area)"); 5866 5867 /* hw.psm.synaptics.weight_len_squared. */ 5868 sc->syninfo.weight_len_squared = 2000; 5869 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5870 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5871 "weight_len_squared", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5872 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 5873 synaptics_sysctl, "I", 5874 "Length (squared) of segments where weight_previous " 5875 "starts to decrease"); 5876 5877 /* hw.psm.synaptics.div_min. */ 5878 sc->syninfo.div_min = 9; 5879 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5880 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5881 "div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5882 sc, SYNAPTICS_SYSCTL_DIV_MIN, 5883 synaptics_sysctl, "I", 5884 "Divisor for fast movements"); 5885 5886 /* hw.psm.synaptics.div_max. */ 5887 sc->syninfo.div_max = 17; 5888 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5889 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5890 "div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5891 sc, SYNAPTICS_SYSCTL_DIV_MAX, 5892 synaptics_sysctl, "I", 5893 "Divisor for slow movements"); 5894 5895 /* hw.psm.synaptics.div_max_na. */ 5896 sc->syninfo.div_max_na = 30; 5897 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5898 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5899 "div_max_na", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5900 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 5901 synaptics_sysctl, "I", 5902 "Divisor with slow movements (inside the noisy area)"); 5903 5904 /* hw.psm.synaptics.div_len. */ 5905 sc->syninfo.div_len = 100; 5906 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5907 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5908 "div_len", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5909 sc, SYNAPTICS_SYSCTL_DIV_LEN, 5910 synaptics_sysctl, "I", 5911 "Length of segments where div_max starts to decrease"); 5912 5913 /* hw.psm.synaptics.tap_max_delta. */ 5914 sc->syninfo.tap_max_delta = 80; 5915 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5916 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5917 "tap_max_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5918 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 5919 synaptics_sysctl, "I", 5920 "Length of segments above which a tap is ignored"); 5921 5922 /* hw.psm.synaptics.tap_min_queue. */ 5923 sc->syninfo.tap_min_queue = 2; 5924 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5925 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5926 "tap_min_queue", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5927 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 5928 synaptics_sysctl, "I", 5929 "Number of packets required to consider a tap"); 5930 5931 /* hw.psm.synaptics.taphold_timeout. */ 5932 sc->gesture.in_taphold = 0; 5933 sc->syninfo.taphold_timeout = tap_timeout; 5934 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5935 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5936 "taphold_timeout", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5937 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 5938 synaptics_sysctl, "I", 5939 "Maximum elapsed time between two taps to consider a tap-hold " 5940 "action"); 5941 5942 /* hw.psm.synaptics.vscroll_hor_area. */ 5943 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 5944 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5945 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5946 "vscroll_hor_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5947 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 5948 synaptics_sysctl, "I", 5949 "Area reserved for horizontal virtual scrolling"); 5950 5951 /* hw.psm.synaptics.vscroll_ver_area. */ 5952 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 5953 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5954 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5955 "vscroll_ver_area", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5956 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 5957 synaptics_sysctl, "I", 5958 "Area reserved for vertical virtual scrolling"); 5959 5960 /* hw.psm.synaptics.vscroll_min_delta. */ 5961 sc->syninfo.vscroll_min_delta = 50; 5962 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5963 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5964 "vscroll_min_delta", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5965 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 5966 synaptics_sysctl, "I", 5967 "Minimum movement to consider virtual scrolling"); 5968 5969 /* hw.psm.synaptics.vscroll_div_min. */ 5970 sc->syninfo.vscroll_div_min = 100; 5971 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5972 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5973 "vscroll_div_min", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5974 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 5975 synaptics_sysctl, "I", 5976 "Divisor for fast scrolling"); 5977 5978 /* hw.psm.synaptics.vscroll_div_min. */ 5979 sc->syninfo.vscroll_div_max = 150; 5980 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5981 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5982 "vscroll_div_max", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5983 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 5984 synaptics_sysctl, "I", 5985 "Divisor for slow scrolling"); 5986 5987 /* hw.psm.synaptics.touchpad_off. */ 5988 sc->syninfo.touchpad_off = 0; 5989 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5990 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5991 "touchpad_off", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 5992 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 5993 synaptics_sysctl, "I", 5994 "Turn off touchpad"); 5995 5996 sc->syninfo.softbuttons_y = 0; 5997 sc->syninfo.softbutton2_x = 0; 5998 sc->syninfo.softbutton3_x = 0; 5999 6000 /* skip softbuttons sysctl on not clickpads */ 6001 if (sc->synhw.capClickPad) 6002 synaptics_sysctl_create_softbuttons_tree(sc); 6003 } 6004 6005 static int 6006 synaptics_preferred_mode(struct psm_softc *sc) { 6007 int mode_byte; 6008 6009 /* Check if we are in relative mode */ 6010 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 6011 if (tap_enabled == 0) 6012 /* 6013 * Disable tap & drag gestures. We use a Mode Byte 6014 * and set the DisGest bit (see §2.5 of Synaptics 6015 * TouchPad Interfacing Guide). 6016 */ 6017 return (0x04); 6018 else 6019 /* 6020 * Enable tap & drag gestures. We use a Mode Byte 6021 * and clear the DisGest bit (see §2.5 of Synaptics 6022 * TouchPad Interfacing Guide). 6023 */ 6024 return (0x00); 6025 } 6026 6027 mode_byte = 0xc4; 6028 6029 /* request wmode where available */ 6030 if (sc->synhw.capExtended) 6031 mode_byte |= 1; 6032 6033 return mode_byte; 6034 } 6035 6036 static void 6037 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6038 mouse_ext_command(sc->kbdc, mode_byte); 6039 6040 /* "Commit" the Set Mode Byte command sent above. */ 6041 set_mouse_sampling_rate(sc->kbdc, 20); 6042 6043 /* 6044 * Enable advanced gestures mode if supported and we are not entering 6045 * passthrough or relative mode. 6046 */ 6047 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6048 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6049 mouse_ext_command(sc->kbdc, 3); 6050 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6051 } 6052 } 6053 6054 static int 6055 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6056 { 6057 device_t psmcpnp; 6058 struct psmcpnp_softc *psmcpnp_sc; 6059 KBDC kbdc = sc->kbdc; 6060 synapticshw_t synhw; 6061 int status[3]; 6062 int buttons, middle_byte; 6063 6064 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6065 6066 /* 6067 * Just to be on the safe side: this avoids troubles with 6068 * following mouse_ext_command() when the previous command 6069 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6070 * Synaptics Touchpad behaviour. 6071 */ 6072 set_mouse_scaling(kbdc, 1); 6073 6074 /* Identify the Touchpad version. */ 6075 if (mouse_ext_command(kbdc, 0) == 0) 6076 return (FALSE); 6077 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6078 return (FALSE); 6079 middle_byte = status[1]; 6080 if (middle_byte != 0x46 && middle_byte != 0x47) 6081 return (FALSE); 6082 6083 bzero(&synhw, sizeof(synhw)); 6084 synhw.infoMinor = status[0]; 6085 synhw.infoMajor = status[2] & 0x0f; 6086 6087 if (verbose >= 2) 6088 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6089 synhw.infoMinor); 6090 6091 /* 6092 * Most synaptics touchpads return 0x47 in middle byte in responce to 6093 * identify command as stated in p.4.4 of "Synaptics PS/2 TouchPad 6094 * Interfacing Guide" and we only support v4.0 or better. But some 6095 * devices return 0x46 here and have a different numbering scheme. 6096 * In the case of 0x46, we allow versions as low as v2.0 6097 */ 6098 if ((middle_byte == 0x47 && synhw.infoMajor < 4) || 6099 (middle_byte == 0x46 && synhw.infoMajor < 2)) { 6100 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6101 return (FALSE); 6102 } 6103 6104 /* Get the Touchpad model information. */ 6105 if (mouse_ext_command(kbdc, 3) == 0) 6106 return (FALSE); 6107 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6108 return (FALSE); 6109 if ((status[1] & 0x01) != 0) { 6110 printf(" Failed to read model information\n"); 6111 return (FALSE); 6112 } 6113 6114 synhw.infoRot180 = (status[0] & 0x80) != 0; 6115 synhw.infoPortrait = (status[0] & 0x40) != 0; 6116 synhw.infoSensor = status[0] & 0x3f; 6117 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6118 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6119 synhw.capPen = (status[2] & 0x40) != 0; 6120 synhw.infoSimplC = (status[2] & 0x20) != 0; 6121 synhw.infoGeometry = status[2] & 0x0f; 6122 6123 if (verbose >= 2) { 6124 printf(" Model information:\n"); 6125 printf(" infoRot180: %d\n", synhw.infoRot180); 6126 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6127 printf(" infoSensor: %d\n", synhw.infoSensor); 6128 printf(" infoHardware: %d\n", synhw.infoHardware); 6129 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6130 printf(" capPen: %d\n", synhw.capPen); 6131 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6132 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6133 } 6134 6135 /* Read the extended capability bits. */ 6136 if (mouse_ext_command(kbdc, 2) == 0) 6137 return (FALSE); 6138 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6139 return (FALSE); 6140 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != middle_byte) { 6141 printf(" Failed to read extended capability bits\n"); 6142 return (FALSE); 6143 } 6144 6145 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6146 sc->unit); 6147 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6148 6149 /* 6150 * Set conservative defaults for 0x46 middle byte touchpads 6151 * as ExtendedQueries return bogus data. 6152 */ 6153 if (middle_byte == 0x46) { 6154 synhw.capExtended = 1; 6155 synhw.capPalmDetect = 1; 6156 synhw.capPassthrough = 1; 6157 synhw.capMultiFinger = 1; 6158 synhw.maximumXCoord = SYNAPTICS_DEFAULT_MAX_X; 6159 synhw.maximumYCoord = SYNAPTICS_DEFAULT_MAX_Y; 6160 synhw.minimumXCoord = SYNAPTICS_DEFAULT_MIN_X; 6161 synhw.minimumYCoord = SYNAPTICS_DEFAULT_MIN_Y; 6162 /* Enable multitouch mode for HW v8.1 devices */ 6163 if (psmcpnp_sc != NULL && 6164 psmcpnp_sc->type == PSMCPNP_HPSYN81) 6165 synhw.capReportsV = 1; 6166 } else 6167 synhw.capExtended = (status[0] & 0x80) != 0; 6168 6169 /* Set the different capabilities when they exist. */ 6170 buttons = 0; 6171 if (synhw.capExtended && middle_byte == 0x47) { 6172 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6173 synhw.capMiddle = (status[0] & 0x04) != 0; 6174 synhw.capPassthrough = (status[2] & 0x80) != 0; 6175 synhw.capLowPower = (status[2] & 0x40) != 0; 6176 synhw.capMultiFingerReport = 6177 (status[2] & 0x20) != 0; 6178 synhw.capSleep = (status[2] & 0x10) != 0; 6179 synhw.capFourButtons = (status[2] & 0x08) != 0; 6180 synhw.capBallistics = (status[2] & 0x04) != 0; 6181 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6182 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6183 6184 if (!set_mouse_scaling(kbdc, 1)) 6185 return (FALSE); 6186 if (mouse_ext_command(kbdc, 0x08) == 0) 6187 return (FALSE); 6188 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6189 return (FALSE); 6190 6191 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6192 synhw.infoXupmm = status[0]; 6193 synhw.infoYupmm = status[2]; 6194 } 6195 6196 if (verbose >= 2) { 6197 printf(" Extended capabilities:\n"); 6198 printf(" capExtended: %d\n", synhw.capExtended); 6199 printf(" capMiddle: %d\n", synhw.capMiddle); 6200 printf(" nExtendedQueries: %d\n", 6201 synhw.nExtendedQueries); 6202 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6203 printf(" capLowPower: %d\n", synhw.capLowPower); 6204 printf(" capMultiFingerReport: %d\n", 6205 synhw.capMultiFingerReport); 6206 printf(" capSleep: %d\n", synhw.capSleep); 6207 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6208 printf(" capBallistics: %d\n", synhw.capBallistics); 6209 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6210 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6211 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6212 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6213 } 6214 6215 /* 6216 * If nExtendedQueries is 1 or greater, then the TouchPad 6217 * supports this number of extended queries. We can load 6218 * more information about buttons using query 0x09. 6219 */ 6220 if (synhw.nExtendedQueries >= 1) { 6221 if (!set_mouse_scaling(kbdc, 1)) 6222 return (FALSE); 6223 if (mouse_ext_command(kbdc, 0x09) == 0) 6224 return (FALSE); 6225 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6226 return (FALSE); 6227 synhw.verticalScroll = (status[0] & 0x01) != 0; 6228 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6229 synhw.verticalWheel = (status[0] & 0x08) != 0; 6230 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6231 synhw.capEWmode = (status[0] & 0x04) != 0; 6232 if (verbose >= 2) { 6233 printf(" Extended model ID:\n"); 6234 printf(" verticalScroll: %d\n", 6235 synhw.verticalScroll); 6236 printf(" horizontalScroll: %d\n", 6237 synhw.horizontalScroll); 6238 printf(" verticalWheel: %d\n", 6239 synhw.verticalWheel); 6240 printf(" nExtendedButtons: %d\n", 6241 synhw.nExtendedButtons); 6242 printf(" capEWmode: %d\n", 6243 synhw.capEWmode); 6244 } 6245 /* 6246 * Add the number of extended buttons to the total 6247 * button support count, including the middle button 6248 * if capMiddle support bit is set. 6249 */ 6250 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6251 } else 6252 /* 6253 * If the capFourButtons support bit is set, 6254 * add a fourth button to the total button count. 6255 */ 6256 buttons = synhw.capFourButtons ? 1 : 0; 6257 6258 /* Read the continued capabilities bits. */ 6259 if (synhw.nExtendedQueries >= 4) { 6260 if (!set_mouse_scaling(kbdc, 1)) 6261 return (FALSE); 6262 if (mouse_ext_command(kbdc, 0x0c) == 0) 6263 return (FALSE); 6264 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6265 return (FALSE); 6266 6267 synhw.capClickPad = (status[1] & 0x01) << 1; 6268 synhw.capClickPad |= (status[0] & 0x10) != 0; 6269 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6270 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6271 synhw.capReportsV = (status[1] & 0x08) != 0; 6272 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6273 synhw.capReportsMin = (status[1] & 0x20) != 0; 6274 synhw.capInterTouch = (status[1] & 0x40) != 0; 6275 synhw.capReportsMax = (status[0] & 0x02) != 0; 6276 synhw.capClearPad = (status[0] & 0x04) != 0; 6277 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6278 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6279 6280 if (synhw.capReportsMax) { 6281 if (!set_mouse_scaling(kbdc, 1)) 6282 return (FALSE); 6283 if (mouse_ext_command(kbdc, 0x0d) == 0) 6284 return (FALSE); 6285 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6286 return (FALSE); 6287 6288 synhw.maximumXCoord = (status[0] << 5) | 6289 ((status[1] & 0x0f) << 1); 6290 synhw.maximumYCoord = (status[2] << 5) | 6291 ((status[1] & 0xf0) >> 3); 6292 } else { 6293 synhw.maximumXCoord = SYNAPTICS_DEFAULT_MAX_X; 6294 synhw.maximumYCoord = SYNAPTICS_DEFAULT_MAX_Y; 6295 } 6296 6297 if (synhw.capReportsMin) { 6298 if (!set_mouse_scaling(kbdc, 1)) 6299 return (FALSE); 6300 if (mouse_ext_command(kbdc, 0x0f) == 0) 6301 return (FALSE); 6302 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6303 return (FALSE); 6304 6305 synhw.minimumXCoord = (status[0] << 5) | 6306 ((status[1] & 0x0f) << 1); 6307 synhw.minimumYCoord = (status[2] << 5) | 6308 ((status[1] & 0xf0) >> 3); 6309 } else { 6310 synhw.minimumXCoord = SYNAPTICS_DEFAULT_MIN_X; 6311 synhw.minimumYCoord = SYNAPTICS_DEFAULT_MIN_Y; 6312 } 6313 6314 /* 6315 * ClickPad properties are not exported through PS/2 6316 * protocol. Detection is based on controller's PnP ID. 6317 */ 6318 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6319 switch (psmcpnp_sc->type) { 6320 case PSMCPNP_FORCEPAD: 6321 synhw.forcePad = 1; 6322 break; 6323 default: 6324 break; 6325 } 6326 } 6327 6328 if (verbose >= 2) { 6329 printf(" Continued capabilities:\n"); 6330 printf(" capClickPad: %d\n", 6331 synhw.capClickPad); 6332 printf(" capDeluxeLEDs: %d\n", 6333 synhw.capDeluxeLEDs); 6334 printf(" noAbsoluteFilter: %d\n", 6335 synhw.noAbsoluteFilter); 6336 printf(" capReportsV: %d\n", 6337 synhw.capReportsV); 6338 printf(" capUniformClickPad: %d\n", 6339 synhw.capUniformClickPad); 6340 printf(" capReportsMin: %d\n", 6341 synhw.capReportsMin); 6342 printf(" capInterTouch: %d\n", 6343 synhw.capInterTouch); 6344 printf(" capReportsMax: %d\n", 6345 synhw.capReportsMax); 6346 printf(" capClearPad: %d\n", 6347 synhw.capClearPad); 6348 printf(" capAdvancedGestures: %d\n", 6349 synhw.capAdvancedGestures); 6350 printf(" capCoveredPad: %d\n", 6351 synhw.capCoveredPad); 6352 if (synhw.capReportsMax) { 6353 printf(" maximumXCoord: %d\n", 6354 synhw.maximumXCoord); 6355 printf(" maximumYCoord: %d\n", 6356 synhw.maximumYCoord); 6357 } 6358 if (synhw.capReportsMin) { 6359 printf(" minimumXCoord: %d\n", 6360 synhw.minimumXCoord); 6361 printf(" minimumYCoord: %d\n", 6362 synhw.minimumYCoord); 6363 } 6364 if (synhw.capClickPad) { 6365 printf(" forcePad: %d\n", 6366 synhw.forcePad); 6367 } 6368 } 6369 buttons += synhw.capClickPad; 6370 } 6371 } 6372 6373 if (verbose >= 2) { 6374 if (synhw.capExtended) 6375 printf(" Additional Buttons: %d\n", buttons); 6376 else 6377 printf(" No extended capabilities\n"); 6378 } 6379 6380 /* 6381 * Add the default number of 3 buttons to the total 6382 * count of supported buttons reported above. 6383 */ 6384 buttons += 3; 6385 6386 /* 6387 * Read the mode byte. 6388 * 6389 * XXX: Note the Synaptics documentation also defines the first 6390 * byte of the response to this query to be a constant 0x3b, this 6391 * does not appear to be true for Touchpads with guest devices. 6392 */ 6393 if (mouse_ext_command(kbdc, 1) == 0) 6394 return (FALSE); 6395 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6396 return (FALSE); 6397 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != middle_byte) { 6398 printf(" Failed to read mode byte\n"); 6399 return (FALSE); 6400 } 6401 6402 if (arg == PROBE) 6403 sc->synhw = synhw; 6404 if (!synaptics_support) 6405 return (FALSE); 6406 6407 /* Set mouse type just now for synaptics_set_mode() */ 6408 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6409 6410 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6411 6412 if (trackpoint_support && synhw.capPassthrough) { 6413 enable_trackpoint(sc, arg); 6414 } 6415 6416 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6417 6418 if (arg == PROBE) { 6419 /* Create sysctl tree. */ 6420 synaptics_sysctl_create_tree(sc, "synaptics", 6421 "Synaptics TouchPad"); 6422 sc->hw.buttons = buttons; 6423 } 6424 6425 return (TRUE); 6426 } 6427 6428 static void 6429 synaptics_passthrough_on(struct psm_softc *sc) 6430 { 6431 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6432 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6433 } 6434 6435 static void 6436 synaptics_passthrough_off(struct psm_softc *sc) 6437 { 6438 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6439 set_mouse_scaling(sc->kbdc, 2); 6440 set_mouse_scaling(sc->kbdc, 1); 6441 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6442 } 6443 6444 /* IBM/Lenovo TrackPoint */ 6445 static int 6446 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6447 { 6448 const int seq[] = { 0xe2, cmd, loc, val }; 6449 int i; 6450 6451 if (sc->synhw.capPassthrough) 6452 synaptics_passthrough_on(sc); 6453 6454 for (i = 0; i < nitems(seq); i++) { 6455 if (sc->synhw.capPassthrough && 6456 (seq[i] == 0xff || seq[i] == 0xe7)) 6457 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6458 synaptics_passthrough_off(sc); 6459 return (EIO); 6460 } 6461 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6462 if (sc->synhw.capPassthrough) 6463 synaptics_passthrough_off(sc); 6464 return (EIO); 6465 } 6466 } 6467 6468 if (sc->synhw.capPassthrough) 6469 synaptics_passthrough_off(sc); 6470 6471 return (0); 6472 } 6473 6474 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6475 #define TPMASK 0 6476 #define TPLOC 1 6477 #define TPINFO 2 6478 6479 static int 6480 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6481 { 6482 static const int data[][3] = { 6483 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6484 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6485 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6486 { 0x00, 0x57, PSM_TPINFO(reach) }, 6487 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6488 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6489 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6490 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6491 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6492 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6493 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6494 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6495 }; 6496 struct psm_softc *sc; 6497 int error, newval, *oldvalp; 6498 const int *tp; 6499 6500 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6501 return (EINVAL); 6502 sc = arg1; 6503 tp = data[arg2]; 6504 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6505 newval = *oldvalp; 6506 error = sysctl_handle_int(oidp, &newval, 0, req); 6507 if (error != 0) 6508 return (error); 6509 if (newval == *oldvalp) 6510 return (0); 6511 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6512 return (EINVAL); 6513 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6514 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6515 if (error != 0) 6516 return (error); 6517 *oldvalp = newval; 6518 6519 return (0); 6520 } 6521 6522 static void 6523 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6524 { 6525 6526 if (sc->tpinfo.sysctl_tree != NULL) 6527 return; 6528 6529 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6530 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6531 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6532 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", CTLFLAG_RD, 6533 0, "IBM/Lenovo TrackPoint"); 6534 6535 /* hw.psm.trackpoint.sensitivity */ 6536 sc->tpinfo.sensitivity = 0x80; 6537 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6538 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6539 "sensitivity", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6540 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6541 trackpoint_sysctl, "I", 6542 "Sensitivity"); 6543 6544 /* hw.psm.trackpoint.negative_inertia */ 6545 sc->tpinfo.inertia = 0x06; 6546 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6547 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6548 "negative_inertia", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6549 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6550 trackpoint_sysctl, "I", 6551 "Negative inertia factor"); 6552 6553 /* hw.psm.trackpoint.upper_plateau */ 6554 sc->tpinfo.uplateau = 0x61; 6555 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6556 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6557 "upper_plateau", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6558 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6559 trackpoint_sysctl, "I", 6560 "Transfer function upper plateau speed"); 6561 6562 /* hw.psm.trackpoint.backup_range */ 6563 sc->tpinfo.reach = 0x0a; 6564 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6565 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6566 "backup_range", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6567 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6568 trackpoint_sysctl, "I", 6569 "Backup range"); 6570 6571 /* hw.psm.trackpoint.drag_hysteresis */ 6572 sc->tpinfo.draghys = 0xff; 6573 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6574 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6575 "drag_hysteresis", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6576 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6577 trackpoint_sysctl, "I", 6578 "Drag hysteresis"); 6579 6580 /* hw.psm.trackpoint.minimum_drag */ 6581 sc->tpinfo.mindrag = 0x14; 6582 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6583 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6584 "minimum_drag", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6585 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6586 trackpoint_sysctl, "I", 6587 "Minimum drag"); 6588 6589 /* hw.psm.trackpoint.up_threshold */ 6590 sc->tpinfo.upthresh = 0xff; 6591 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6592 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6593 "up_threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6594 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6595 trackpoint_sysctl, "I", 6596 "Up threshold for release"); 6597 6598 /* hw.psm.trackpoint.threshold */ 6599 sc->tpinfo.threshold = 0x08; 6600 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6601 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6602 "threshold", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6603 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6604 trackpoint_sysctl, "I", 6605 "Threshold"); 6606 6607 /* hw.psm.trackpoint.jenks_curvature */ 6608 sc->tpinfo.jenks = 0x87; 6609 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6610 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6611 "jenks_curvature", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6612 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6613 trackpoint_sysctl, "I", 6614 "Jenks curvature"); 6615 6616 /* hw.psm.trackpoint.z_time */ 6617 sc->tpinfo.ztime = 0x26; 6618 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6619 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6620 "z_time", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6621 sc, TRACKPOINT_SYSCTL_Z_TIME, 6622 trackpoint_sysctl, "I", 6623 "Z time constant"); 6624 6625 /* hw.psm.trackpoint.press_to_select */ 6626 sc->tpinfo.pts = 0x00; 6627 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6628 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6629 "press_to_select", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6630 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6631 trackpoint_sysctl, "I", 6632 "Press to Select"); 6633 6634 /* hw.psm.trackpoint.skip_backups */ 6635 sc->tpinfo.skipback = 0x00; 6636 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6637 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6638 "skip_backups", CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_ANYBODY, 6639 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6640 trackpoint_sysctl, "I", 6641 "Skip backups from drags"); 6642 } 6643 6644 static void 6645 set_trackpoint_parameters(struct psm_softc *sc) 6646 { 6647 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6648 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6649 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6650 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6651 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6652 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6653 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6654 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6655 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6656 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6657 if (sc->tpinfo.pts == 0x01) 6658 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6659 if (sc->tpinfo.skipback == 0x01) 6660 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6661 } 6662 6663 static int 6664 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6665 { 6666 KBDC kbdc = sc->kbdc; 6667 int id; 6668 6669 /* 6670 * If called from enable_synaptics(), make sure that passthrough 6671 * mode is enabled so we can reach the trackpoint. 6672 * However, passthrough mode must be disabled before setting the 6673 * trackpoint parameters, as rackpoint_command() enables and disables 6674 * passthrough mode on its own. 6675 */ 6676 if (sc->synhw.capPassthrough) 6677 synaptics_passthrough_on(sc); 6678 6679 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6680 read_aux_data(kbdc) != 0x01) 6681 goto no_trackpoint; 6682 id = read_aux_data(kbdc); 6683 if (id < 0x01) 6684 goto no_trackpoint; 6685 if (arg == PROBE) 6686 sc->tphw = id; 6687 if (!trackpoint_support) 6688 goto no_trackpoint; 6689 6690 if (sc->synhw.capPassthrough) 6691 synaptics_passthrough_off(sc); 6692 6693 if (arg == PROBE) { 6694 trackpoint_sysctl_create_tree(sc); 6695 /* 6696 * Don't overwrite hwid and buttons when we are 6697 * a guest device. 6698 */ 6699 if (!sc->synhw.capPassthrough) { 6700 sc->hw.hwid = id; 6701 sc->hw.buttons = 3; 6702 } 6703 } 6704 6705 set_trackpoint_parameters(sc); 6706 6707 return (TRUE); 6708 6709 no_trackpoint: 6710 if (sc->synhw.capPassthrough) 6711 synaptics_passthrough_off(sc); 6712 6713 return (FALSE); 6714 } 6715 6716 /* Interlink electronics VersaPad */ 6717 static int 6718 enable_versapad(struct psm_softc *sc, enum probearg arg) 6719 { 6720 KBDC kbdc = sc->kbdc; 6721 int data[3]; 6722 6723 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 6724 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 6725 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6726 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6727 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6728 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6729 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 6730 return (FALSE); 6731 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 6732 return (FALSE); 6733 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 6734 6735 return (TRUE); /* PS/2 absolute mode */ 6736 } 6737 6738 /* Elantech Touchpad */ 6739 static int 6740 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 6741 { 6742 int res, readcmd, retidx; 6743 int resp[3]; 6744 6745 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 6746 retidx = hwversion == 4 ? 1 : 0; 6747 6748 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6749 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 6750 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6751 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6752 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6753 6754 if (res == 0) 6755 *val = resp[retidx]; 6756 6757 return (res); 6758 } 6759 6760 static int 6761 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 6762 { 6763 int res, writecmd; 6764 6765 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 6766 6767 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6768 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6769 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6770 res |= send_aux_command(kbdc, reg) != PSM_ACK; 6771 if (hwversion == 4) { 6772 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6773 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 6774 } 6775 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6776 res |= send_aux_command(kbdc, val) != PSM_ACK; 6777 res |= set_mouse_scaling(kbdc, 1) == 0; 6778 6779 return (res); 6780 } 6781 6782 static int 6783 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 6784 { 6785 int res; 6786 6787 if (hwversion == 2) { 6788 res = set_mouse_scaling(kbdc, 1) == 0; 6789 res |= mouse_ext_command(kbdc, cmd) == 0; 6790 } else { 6791 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 6792 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 6793 } 6794 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 6795 6796 return (res); 6797 } 6798 6799 static int 6800 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 6801 { 6802 int i, val, res, hwversion, reg10; 6803 6804 /* set absolute mode */ 6805 hwversion = elanhw->hwversion; 6806 reg10 = -1; 6807 switch (hwversion) { 6808 case 2: 6809 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 6810 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6811 if (res) 6812 break; 6813 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 6814 break; 6815 case 3: 6816 reg10 = 0x0b; 6817 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 6818 break; 6819 case 4: 6820 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 6821 break; 6822 default: 6823 res = 1; 6824 } 6825 6826 /* Read back reg 0x10 to ensure hardware is ready. */ 6827 if (res == 0 && reg10 >= 0) { 6828 for (i = 0; i < 5; i++) { 6829 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 6830 break; 6831 DELAY(2000); 6832 } 6833 if (i == 5) 6834 res = 1; 6835 } 6836 6837 if (res) 6838 printf("couldn't set absolute mode\n"); 6839 6840 return (res); 6841 } 6842 6843 static void 6844 elantech_init_synaptics(struct psm_softc *sc) 6845 { 6846 6847 /* Set capabilites required by movement smother */ 6848 sc->synhw.infoMajor = sc->elanhw.hwversion; 6849 sc->synhw.infoMinor = sc->elanhw.fwversion; 6850 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 6851 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 6852 sc->synhw.verticalScroll = 0; 6853 sc->synhw.nExtendedQueries = 4; 6854 sc->synhw.capExtended = 1; 6855 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 6856 sc->synhw.capClickPad = sc->elanhw.isclickpad; 6857 sc->synhw.capMultiFinger = 1; 6858 if (sc->elanhw.issemimt) 6859 sc->synhw.capAdvancedGestures = 1; 6860 else 6861 sc->synhw.capReportsV = 1; 6862 sc->synhw.capPalmDetect = 1; 6863 sc->synhw.capPen = 0; 6864 sc->synhw.capReportsMax = 1; 6865 sc->synhw.maximumXCoord = sc->elanhw.sizex; 6866 sc->synhw.maximumYCoord = sc->elanhw.sizey; 6867 sc->synhw.capReportsMin = 1; 6868 sc->synhw.minimumXCoord = 0; 6869 sc->synhw.minimumYCoord = 0; 6870 6871 if (sc->syninfo.sysctl_tree == NULL) { 6872 synaptics_sysctl_create_tree(sc, "elantech", 6873 "Elantech Touchpad"); 6874 6875 /* 6876 * Adjust synaptic smoother tunables 6877 * 1. Disable finger detection pressure threshold. Unlike 6878 * synaptics we assume the finger is acting when packet with 6879 * its X&Y arrives not when pressure exceedes some threshold 6880 * 2. Disable unrelated features like margins and noisy areas 6881 * 3. Disable virtual scroll areas as 2nd finger is preferable 6882 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 6883 * softbuttons 6884 * 5. Scale down divisors and movement lengths by a factor of 3 6885 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 6886 */ 6887 6888 /* Set reporting range to be equal touchpad size */ 6889 sc->syninfo.max_x = sc->elanhw.sizex; 6890 sc->syninfo.max_y = sc->elanhw.sizey; 6891 6892 /* Disable finger detection pressure threshold */ 6893 sc->syninfo.min_pressure = 1; 6894 6895 /* Adjust palm width to nearly match synaptics w=10 */ 6896 sc->syninfo.max_width = 7; 6897 6898 /* Elans often report double & triple taps as single event */ 6899 sc->syninfo.tap_min_queue = 1; 6900 6901 /* Use full area of touchpad */ 6902 sc->syninfo.margin_top = 0; 6903 sc->syninfo.margin_right = 0; 6904 sc->syninfo.margin_bottom = 0; 6905 sc->syninfo.margin_left = 0; 6906 6907 /* Disable noisy area */ 6908 sc->syninfo.na_top = 0; 6909 sc->syninfo.na_right = 0; 6910 sc->syninfo.na_bottom = 0; 6911 sc->syninfo.na_left = 0; 6912 6913 /* Tune divisors and movement lengths */ 6914 sc->syninfo.weight_len_squared = 200; 6915 sc->syninfo.div_min = 3; 6916 sc->syninfo.div_max = 6; 6917 sc->syninfo.div_max_na = 10; 6918 sc->syninfo.div_len = 30; 6919 sc->syninfo.tap_max_delta = 25; 6920 6921 /* Disable virtual scrolling areas and tune its divisors */ 6922 sc->syninfo.vscroll_hor_area = 0; 6923 sc->syninfo.vscroll_ver_area = 0; 6924 sc->syninfo.vscroll_min_delta = 15; 6925 sc->syninfo.vscroll_div_min = 30; 6926 sc->syninfo.vscroll_div_max = 50; 6927 6928 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 6929 if (sc->elanhw.isclickpad) { 6930 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 6931 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 6932 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 6933 } 6934 } 6935 6936 return; 6937 } 6938 6939 static int 6940 enable_elantech(struct psm_softc *sc, enum probearg arg) 6941 { 6942 static const int ic2hw[] = 6943 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 6944 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 0 }; 6945 static const int fw_sizes[][3] = { 6946 /* FW.vers MaxX MaxY */ 6947 { 0x020030, 1152, 768 }, 6948 { 0x020800, 1152, 768 }, 6949 { 0x020b00, 1152, 768 }, 6950 { 0x040215, 900, 500 }, 6951 { 0x040216, 819, 405 }, 6952 { 0x040219, 900, 500 }, 6953 }; 6954 elantechhw_t elanhw; 6955 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 6956 KBDC kbdc = sc->kbdc; 6957 6958 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 6959 6960 set_mouse_scaling(kbdc, 1); 6961 set_mouse_scaling(kbdc, 1); 6962 set_mouse_scaling(kbdc, 1); 6963 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 6964 return (FALSE); 6965 6966 if (!ELANTECH_MAGIC(resp)) 6967 return (FALSE); 6968 6969 /* Identify the Touchpad version. */ 6970 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 6971 return (FALSE); 6972 6973 bzero(&elanhw, sizeof(elanhw)); 6974 6975 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 6976 icversion = resp[0] & 0x0f; 6977 hwversion = ic2hw[icversion]; 6978 6979 if (verbose >= 2) 6980 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 6981 hwversion, elanhw.fwversion); 6982 6983 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 6984 printf (" Unsupported touchpad hardware (v1)\n"); 6985 return (FALSE); 6986 } 6987 if (hwversion == 0) { 6988 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 6989 elanhw.fwversion); 6990 return (FALSE); 6991 } 6992 6993 /* Get the Touchpad model information. */ 6994 elanhw.hwversion = hwversion; 6995 elanhw.issemimt = hwversion == 2; 6996 elanhw.isclickpad = (resp[1] & 0x10) != 0; 6997 elanhw.hascrc = (resp[1] & 0x40) != 0; 6998 elanhw.haspressure = elanhw.fwversion >= 0x020800; 6999 7000 /* Read the capability bits. */ 7001 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 7002 printf(" Failed to read capability bits\n"); 7003 return (FALSE); 7004 } 7005 7006 elanhw.ntracesx = imax(resp[1], 3); 7007 elanhw.ntracesy = imax(resp[2], 3); 7008 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 7009 7010 /* Get the touchpad resolution */ 7011 switch (hwversion) { 7012 case 4: 7013 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7014 == 0) { 7015 dpix = (resp[1] & 0x0f) * 10 + 790; 7016 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7017 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7018 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7019 break; 7020 } 7021 /* FALLTHROUGH */ 7022 case 2: 7023 case 3: 7024 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7025 break; 7026 } 7027 7028 if (!elantech_support) 7029 return (FALSE); 7030 7031 if (elantech_init(kbdc, &elanhw)) { 7032 printf("couldn't initialize elantech touchpad\n"); 7033 return (FALSE); 7034 } 7035 7036 /* 7037 * Get the touchpad reporting range. 7038 * On HW v.3 touchpads it should be done after switching hardware 7039 * to real resolution mode (by setting bit 3 of reg10) 7040 */ 7041 elanhw.dptracex = elanhw.dptracey = 64; 7042 for (i = 0; i < nitems(fw_sizes); i++) { 7043 if (elanhw.fwversion == fw_sizes[i][0]) { 7044 elanhw.sizex = fw_sizes[i][1]; 7045 elanhw.sizey = fw_sizes[i][2]; 7046 goto found; 7047 } 7048 } 7049 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7050 printf(" Failed to read touchpad size\n"); 7051 elanhw.sizex = 10000; /* Arbitrary high values to */ 7052 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7053 } else if (hwversion == 2) { 7054 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7055 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7056 elanhw.dptracex = resp[1] / 2; 7057 elanhw.dptracey = resp[2] / 2; 7058 } 7059 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7060 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7061 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7062 } else { 7063 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7064 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7065 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7066 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7067 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7068 } 7069 found: 7070 if (verbose >= 2) { 7071 printf(" Model information:\n"); 7072 printf(" MaxX: %d\n", elanhw.sizex); 7073 printf(" MaxY: %d\n", elanhw.sizey); 7074 printf(" DpmmX: %d\n", elanhw.dpmmx); 7075 printf(" DpmmY: %d\n", elanhw.dpmmy); 7076 printf(" TracesX: %d\n", elanhw.ntracesx); 7077 printf(" TracesY: %d\n", elanhw.ntracesy); 7078 printf(" DptraceX: %d\n", elanhw.dptracex); 7079 printf(" DptraceY: %d\n", elanhw.dptracey); 7080 printf(" SemiMT: %d\n", elanhw.issemimt); 7081 printf(" Clickpad: %d\n", elanhw.isclickpad); 7082 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7083 printf(" CRC: %d\n", elanhw.hascrc); 7084 printf(" Pressure: %d\n", elanhw.haspressure); 7085 } 7086 7087 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7088 7089 if (arg == PROBE) { 7090 sc->elanhw = elanhw; 7091 sc->hw.buttons = 3; 7092 7093 /* Initialize synaptics movement smoother */ 7094 elantech_init_synaptics(sc); 7095 7096 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7097 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7098 } 7099 7100 return (TRUE); 7101 } 7102 7103 /* 7104 * Return true if 'now' is earlier than (start + (secs.usecs)). 7105 * Now may be NULL and the function will fetch the current time from 7106 * getmicrouptime(), or a cached 'now' can be passed in. 7107 * All values should be numbers derived from getmicrouptime(). 7108 */ 7109 static int 7110 timeelapsed(start, secs, usecs, now) 7111 const struct timeval *start, *now; 7112 int secs, usecs; 7113 { 7114 struct timeval snow, tv; 7115 7116 /* if there is no 'now' passed in, the get it as a convience. */ 7117 if (now == NULL) { 7118 getmicrouptime(&snow); 7119 now = &snow; 7120 } 7121 7122 tv.tv_sec = secs; 7123 tv.tv_usec = usecs; 7124 timevaladd(&tv, start); 7125 return (timevalcmp(&tv, now, <)); 7126 } 7127 7128 static int 7129 psmresume(device_t dev) 7130 { 7131 struct psm_softc *sc = device_get_softc(dev); 7132 int unit = device_get_unit(dev); 7133 int err; 7134 7135 VLOG(2, (LOG_NOTICE, "psm%d: system resume hook called.\n", unit)); 7136 7137 if ((sc->config & 7138 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7139 return (0); 7140 7141 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7142 7143 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7144 /* 7145 * Release the blocked process; it must be notified that 7146 * the device cannot be accessed anymore. 7147 */ 7148 sc->state &= ~PSM_ASLP; 7149 wakeup(sc); 7150 } 7151 7152 VLOG(2, (LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit)); 7153 7154 return (err); 7155 } 7156 7157 DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 7158 #ifdef EVDEV_SUPPORT 7159 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7160 #endif 7161 7162 #ifdef DEV_ISA 7163 7164 /* 7165 * This sucks up assignments from PNPBIOS and ACPI. 7166 */ 7167 7168 /* 7169 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7170 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7171 * can be probed and attached only after the AT keyboard controller is 7172 * attached, we shall quietly reserve the IRQ resource for later use. 7173 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7174 * copy the IRQ resource to the PS/2 mouse device instance hanging 7175 * under the keyboard controller, then probe and attach it. 7176 */ 7177 7178 static devclass_t psmcpnp_devclass; 7179 7180 static device_probe_t psmcpnp_probe; 7181 static device_attach_t psmcpnp_attach; 7182 7183 static device_method_t psmcpnp_methods[] = { 7184 DEVMETHOD(device_probe, psmcpnp_probe), 7185 DEVMETHOD(device_attach, psmcpnp_attach), 7186 7187 { 0, 0 } 7188 }; 7189 7190 static driver_t psmcpnp_driver = { 7191 PSMCPNP_DRIVER_NAME, 7192 psmcpnp_methods, 7193 sizeof(struct psmcpnp_softc), 7194 }; 7195 7196 static struct isa_pnp_id psmcpnp_ids[] = { 7197 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7198 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7199 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7200 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7201 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7202 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7203 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7204 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7205 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7206 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7207 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7208 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7209 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7210 { 0 } 7211 }; 7212 7213 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7214 static struct isa_pnp_id forcepad_ids[] = { 7215 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7216 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7217 { 0 } 7218 }; 7219 7220 /* List of HW v8.1 synaptics touchpads erroneously detected as HW v2.0 */ 7221 static struct isa_pnp_id hpsyn81_ids[] = { 7222 { 0x9e012e4f, "HP PS/2 trackpad port" }, /* SYN019E, EB 9470 */ 7223 { 0 } 7224 }; 7225 7226 static int 7227 create_a_copy(device_t atkbdc, device_t me) 7228 { 7229 device_t psm; 7230 u_long irq; 7231 7232 /* find the PS/2 mouse device instance under the keyboard controller */ 7233 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7234 device_get_unit(atkbdc)); 7235 if (psm == NULL) 7236 return (ENXIO); 7237 if (device_get_state(psm) != DS_NOTPRESENT) 7238 return (0); 7239 7240 /* move our resource to the found device */ 7241 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7242 bus_delete_resource(me, SYS_RES_IRQ, 0); 7243 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7244 7245 /* ...then probe and attach it */ 7246 return (device_probe_and_attach(psm)); 7247 } 7248 7249 static int 7250 psmcpnp_probe(device_t dev) 7251 { 7252 struct psmcpnp_softc *sc = device_get_softc(dev); 7253 struct resource *res; 7254 u_long irq; 7255 int rid; 7256 7257 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7258 sc->type = PSMCPNP_FORCEPAD; 7259 else if(ISA_PNP_PROBE(device_get_parent(dev), dev, hpsyn81_ids) == 0) 7260 sc->type = PSMCPNP_HPSYN81; 7261 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7262 sc->type = PSMCPNP_GENERIC; 7263 else 7264 return (ENXIO); 7265 7266 /* 7267 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7268 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7269 * declares the PS/2 mouse device node without an IRQ resource! 7270 * If this happens, we shall refer to device hints. 7271 * If we still don't find it there, use a hardcoded value... XXX 7272 */ 7273 rid = 0; 7274 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7275 if (irq <= 0) { 7276 if (resource_long_value(PSM_DRIVER_NAME, 7277 device_get_unit(dev),"irq", &irq) != 0) 7278 irq = 12; /* XXX */ 7279 device_printf(dev, "irq resource info is missing; " 7280 "assuming irq %ld\n", irq); 7281 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7282 } 7283 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7284 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7285 7286 /* keep quiet */ 7287 if (!bootverbose) 7288 device_quiet(dev); 7289 7290 return ((res == NULL) ? ENXIO : 0); 7291 } 7292 7293 static int 7294 psmcpnp_attach(device_t dev) 7295 { 7296 device_t atkbdc; 7297 7298 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7299 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7300 device_get_unit(dev)); 7301 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7302 create_a_copy(atkbdc, dev); 7303 7304 return (0); 7305 } 7306 7307 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7308 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7309 ISA_PNP_INFO(psmcpnp_ids); 7310 #endif /* DEV_ISA */ 7311