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