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/mutex.h> 76 #include <sys/poll.h> 77 #include <sys/sigio.h> 78 #include <sys/signalvar.h> 79 #include <sys/syslog.h> 80 #include <machine/bus.h> 81 #include <sys/rman.h> 82 #include <sys/selinfo.h> 83 #include <sys/sysctl.h> 84 #include <sys/time.h> 85 #include <sys/uio.h> 86 87 #include <sys/limits.h> 88 #include <sys/mouse.h> 89 #include <machine/resource.h> 90 91 #ifdef DEV_ISA 92 #include <isa/isavar.h> 93 #endif 94 95 #ifdef EVDEV_SUPPORT 96 #include <dev/evdev/evdev.h> 97 #include <dev/evdev/input.h> 98 #endif 99 100 #include <dev/atkbdc/atkbdcreg.h> 101 #include <dev/atkbdc/psm.h> 102 103 /* 104 * Driver specific options: the following options may be set by 105 * `options' statements in the kernel configuration file. 106 */ 107 108 /* debugging */ 109 #ifndef PSM_DEBUG 110 #define PSM_DEBUG 0 /* 111 * logging: 0: none, 1: brief, 2: verbose 112 * 3: sync errors, 4: all packets 113 */ 114 #endif 115 #define VLOG(level, args) do { \ 116 if (verbose >= level) \ 117 log args; \ 118 } while (0) 119 120 #ifndef PSM_INPUT_TIMEOUT 121 #define PSM_INPUT_TIMEOUT 2000000 /* 2 sec */ 122 #endif 123 124 #ifndef PSM_TAP_TIMEOUT 125 #define PSM_TAP_TIMEOUT 125000 126 #endif 127 128 #ifndef PSM_TAP_THRESHOLD 129 #define PSM_TAP_THRESHOLD 25 130 #endif 131 132 /* end of driver specific options */ 133 134 #define PSMCPNP_DRIVER_NAME "psmcpnp" 135 136 struct psmcpnp_softc { 137 enum { 138 PSMCPNP_GENERIC, 139 PSMCPNP_FORCEPAD, 140 PSMCPNP_TOPBUTTONPAD, 141 } type; /* Based on PnP ID */ 142 }; 143 144 /* input queue */ 145 #define PSM_BUFSIZE 960 146 #define PSM_SMALLBUFSIZE 240 147 148 /* operation levels */ 149 #define PSM_LEVEL_BASE 0 150 #define PSM_LEVEL_STANDARD 1 151 #define PSM_LEVEL_NATIVE 2 152 #define PSM_LEVEL_MIN PSM_LEVEL_BASE 153 #define PSM_LEVEL_MAX PSM_LEVEL_NATIVE 154 155 /* Active PS/2 multiplexing */ 156 #define PSM_NOMUX (-1) 157 158 /* Logitech PS2++ protocol */ 159 #define MOUSE_PS2PLUS_CHECKBITS(b) \ 160 ((((b[2] & 0x03) << 2) | 0x02) == (b[1] & 0x0f)) 161 #define MOUSE_PS2PLUS_PACKET_TYPE(b) \ 162 (((b[0] & 0x30) >> 2) | ((b[1] & 0x30) >> 4)) 163 164 /* ring buffer */ 165 typedef struct ringbuf { 166 int count; /* # of valid elements in the buffer */ 167 int head; /* head pointer */ 168 int tail; /* tail poiner */ 169 u_char buf[PSM_BUFSIZE]; 170 } ringbuf_t; 171 172 /* data buffer */ 173 typedef struct packetbuf { 174 u_char ipacket[16]; /* interim input buffer */ 175 int inputbytes; /* # of bytes in the input buffer */ 176 } packetbuf_t; 177 178 #ifndef PSM_PACKETQUEUE 179 #define PSM_PACKETQUEUE 128 180 #endif 181 182 /* 183 * Synaptics command definitions. 184 */ 185 #define SYNAPTICS_READ_IDENTITY 0x00 186 #define SYNAPTICS_READ_MODES 0x01 187 #define SYNAPTICS_READ_CAPABILITIES 0x02 188 #define SYNAPTICS_READ_MODEL_ID 0x03 189 #define SYNAPTICS_READ_SERIAL_PREFIX 0x06 190 #define SYNAPTICS_READ_SERIAL_SUFFIX 0x07 191 #define SYNAPTICS_READ_RESOLUTIONS 0x08 192 #define SYNAPTICS_READ_EXTENDED 0x09 193 #define SYNAPTICS_READ_CAPABILITIES_CONT 0x0c 194 #define SYNAPTICS_READ_MAX_COORDS 0x0d 195 #define SYNAPTICS_READ_DELUXE_LED 0x0e 196 #define SYNAPTICS_READ_MIN_COORDS 0x0f 197 198 typedef struct synapticsinfo { 199 struct sysctl_ctx_list sysctl_ctx; 200 struct sysctl_oid *sysctl_tree; 201 int directional_scrolls; 202 int two_finger_scroll; 203 int min_pressure; 204 int max_pressure; 205 int max_width; 206 int margin_top; 207 int margin_right; 208 int margin_bottom; 209 int margin_left; 210 int na_top; 211 int na_right; 212 int na_bottom; 213 int na_left; 214 int window_min; 215 int window_max; 216 int multiplicator; 217 int weight_current; 218 int weight_previous; 219 int weight_previous_na; 220 int weight_len_squared; 221 int div_min; 222 int div_max; 223 int div_max_na; 224 int div_len; 225 int tap_max_delta; 226 int tap_min_queue; 227 int taphold_timeout; 228 int vscroll_ver_area; 229 int vscroll_hor_area; 230 int vscroll_min_delta; 231 int vscroll_div_min; 232 int vscroll_div_max; 233 int touchpad_off; 234 int softbuttons_y; 235 int softbutton2_x; 236 int softbutton3_x; 237 int max_x; 238 int max_y; 239 int three_finger_drag; 240 int natural_scroll; 241 } synapticsinfo_t; 242 243 typedef struct synapticspacket { 244 int x; 245 int y; 246 } synapticspacket_t; 247 248 #define SYNAPTICS_PACKETQUEUE 10 249 #define SYNAPTICS_QUEUE_CURSOR(x) \ 250 (x + SYNAPTICS_PACKETQUEUE) % SYNAPTICS_PACKETQUEUE 251 252 #define SYNAPTICS_VERSION_GE(synhw, major, minor) \ 253 ((synhw).infoMajor > (major) || \ 254 ((synhw).infoMajor == (major) && (synhw).infoMinor >= (minor))) 255 256 typedef struct smoother { 257 synapticspacket_t queue[SYNAPTICS_PACKETQUEUE]; 258 int queue_len; 259 int queue_cursor; 260 int start_x; 261 int start_y; 262 int avg_dx; 263 int avg_dy; 264 int squelch_x; 265 int squelch_y; 266 int is_fuzzy; 267 int active; 268 } smoother_t; 269 270 typedef struct gesture { 271 int window_min; 272 int fingers_nb; 273 int tap_button; 274 int in_taphold; 275 int in_vscroll; 276 int zmax; /* maximum pressure value */ 277 struct timeval taptimeout; /* tap timeout for touchpads */ 278 } gesture_t; 279 280 enum { 281 TRACKPOINT_SYSCTL_SENSITIVITY, 282 TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 283 TRACKPOINT_SYSCTL_UPPER_PLATEAU, 284 TRACKPOINT_SYSCTL_BACKUP_RANGE, 285 TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 286 TRACKPOINT_SYSCTL_MINIMUM_DRAG, 287 TRACKPOINT_SYSCTL_UP_THRESHOLD, 288 TRACKPOINT_SYSCTL_THRESHOLD, 289 TRACKPOINT_SYSCTL_JENKS_CURVATURE, 290 TRACKPOINT_SYSCTL_Z_TIME, 291 TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 292 TRACKPOINT_SYSCTL_SKIP_BACKUPS 293 }; 294 295 typedef struct trackpointinfo { 296 struct sysctl_ctx_list sysctl_ctx; 297 struct sysctl_oid *sysctl_tree; 298 int sensitivity; 299 int inertia; 300 int uplateau; 301 int reach; 302 int draghys; 303 int mindrag; 304 int upthresh; 305 int threshold; 306 int jenks; 307 int ztime; 308 int pts; 309 int skipback; 310 } trackpointinfo_t; 311 312 typedef struct finger { 313 int x; 314 int y; 315 int p; 316 int w; 317 int flags; 318 } finger_t; 319 #define PSM_FINGERS 2 /* # of processed fingers */ 320 #define PSM_FINGER_IS_PEN (1<<0) 321 #define PSM_FINGER_FUZZY (1<<1) 322 #define PSM_FINGER_DEFAULT_P tap_threshold 323 #define PSM_FINGER_DEFAULT_W 1 324 #define PSM_FINGER_IS_SET(f) ((f).x != -1 && (f).y != -1 && (f).p != 0) 325 #define PSM_FINGER_RESET(f) do { \ 326 (f) = (finger_t) { .x = -1, .y = -1, .p = 0, .w = 0, .flags = 0 }; \ 327 } while (0) 328 329 typedef struct elantechhw { 330 int hwversion; 331 int fwversion; 332 int sizex; 333 int sizey; 334 int dpmmx; 335 int dpmmy; 336 int ntracesx; 337 int ntracesy; 338 int dptracex; 339 int dptracey; 340 int issemimt; 341 int isclickpad; 342 int hascrc; 343 int hastrackpoint; 344 int haspressure; 345 } elantechhw_t; 346 347 /* minimum versions supported by this driver */ 348 #define ELANTECH_HW_IS_V1(fwver) ((fwver) < 0x020030 || (fwver) == 0x020600) 349 350 #define ELANTECH_MAGIC(magic) \ 351 ((magic)[0] == 0x3c && (magic)[1] == 0x03 && \ 352 ((magic)[2] == 0xc8 || (magic)[2] == 0x00)) 353 354 #define ELANTECH_FW_ID 0x00 355 #define ELANTECH_FW_VERSION 0x01 356 #define ELANTECH_CAPABILITIES 0x02 357 #define ELANTECH_SAMPLE 0x03 358 #define ELANTECH_RESOLUTION 0x04 359 #define ELANTECH_REG_READ 0x10 360 #define ELANTECH_REG_WRITE 0x11 361 #define ELANTECH_REG_RDWR 0x00 362 #define ELANTECH_CUSTOM_CMD 0xf8 363 364 #ifdef EVDEV_SUPPORT 365 #define ELANTECH_MAX_FINGERS 5 366 #else 367 #define ELANTECH_MAX_FINGERS PSM_FINGERS 368 #endif 369 370 #define ELANTECH_FINGER_MAX_P 255 371 #define ELANTECH_FINGER_MAX_W 15 372 #define ELANTECH_FINGER_SET_XYP(pb) (finger_t) { \ 373 .x = (((pb)->ipacket[1] & 0x0f) << 8) | (pb)->ipacket[2], \ 374 .y = (((pb)->ipacket[4] & 0x0f) << 8) | (pb)->ipacket[5], \ 375 .p = ((pb)->ipacket[1] & 0xf0) | (((pb)->ipacket[4] >> 4) & 0x0f), \ 376 .w = PSM_FINGER_DEFAULT_W, \ 377 .flags = 0 \ 378 } 379 380 enum { 381 ELANTECH_PKT_NOP, 382 ELANTECH_PKT_TRACKPOINT, 383 ELANTECH_PKT_V2_COMMON, 384 ELANTECH_PKT_V2_2FINGER, 385 ELANTECH_PKT_V3, 386 ELANTECH_PKT_V4_STATUS, 387 ELANTECH_PKT_V4_HEAD, 388 ELANTECH_PKT_V4_MOTION 389 }; 390 391 #define ELANTECH_PKT_IS_TRACKPOINT(pb) (((pb)->ipacket[3] & 0x0f) == 0x06) 392 #define ELANTECH_PKT_IS_DEBOUNCE(pb, hwversion) ((hwversion) == 4 ? 0 : \ 393 (pb)->ipacket[0] == ((hwversion) == 2 ? 0x84 : 0xc4) && \ 394 (pb)->ipacket[1] == 0xff && (pb)->ipacket[2] == 0xff && \ 395 (pb)->ipacket[3] == 0x02 && (pb)->ipacket[4] == 0xff && \ 396 (pb)->ipacket[5] == 0xff) 397 #define ELANTECH_PKT_IS_V2(pb) \ 398 (((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x0f) == 0x02) 399 #define ELANTECH_PKT_IS_V3_HEAD(pb, hascrc) ((hascrc) ? \ 400 ((pb)->ipacket[3] & 0x09) == 0x08 : \ 401 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0xcf) == 0x02) 402 #define ELANTECH_PKT_IS_V3_TAIL(pb, hascrc) ((hascrc) ? \ 403 ((pb)->ipacket[3] & 0x09) == 0x09 : \ 404 ((pb)->ipacket[0] & 0x0c) == 0x0c && ((pb)->ipacket[3] & 0xce) == 0x0c) 405 #define ELANTECH_PKT_IS_V4(pb, hascrc) ((hascrc) ? \ 406 ((pb)->ipacket[3] & 0x08) == 0x00 : \ 407 ((pb)->ipacket[0] & 0x0c) == 0x04 && ((pb)->ipacket[3] & 0x1c) == 0x10) 408 409 typedef struct elantechaction { 410 finger_t fingers[ELANTECH_MAX_FINGERS]; 411 int mask; 412 int mask_v4wait; 413 } elantechaction_t; 414 415 /* driver control block */ 416 struct psm_softc { /* Driver status information */ 417 int unit; 418 struct selinfo rsel; /* Process selecting for Input */ 419 u_char state; /* Mouse driver state */ 420 int config; /* driver configuration flags */ 421 int flags; /* other flags */ 422 KBDC kbdc; /* handle to access kbd controller */ 423 struct resource *intr; /* IRQ resource */ 424 void *ih; /* interrupt handle */ 425 mousehw_t hw; /* hardware information */ 426 synapticshw_t synhw; /* Synaptics hardware information */ 427 synapticsinfo_t syninfo; /* Synaptics configuration */ 428 smoother_t smoother[PSM_FINGERS]; /* Motion smoothing */ 429 gesture_t gesture; /* Gesture context */ 430 elantechhw_t elanhw; /* Elantech hardware information */ 431 elantechaction_t elanaction; /* Elantech action context */ 432 int tphw; /* TrackPoint hardware information */ 433 trackpointinfo_t tpinfo; /* TrackPoint configuration */ 434 mousemode_t mode; /* operation mode */ 435 mousemode_t dflt_mode; /* default operation mode */ 436 mousestatus_t status; /* accumulated mouse movement */ 437 ringbuf_t queue; /* mouse status queue */ 438 packetbuf_t pqueue[PSM_PACKETQUEUE]; /* mouse data queue */ 439 int pqueue_start; /* start of data in queue */ 440 int pqueue_end; /* end of data in queue */ 441 int button; /* the latest button state */ 442 int xold; /* previous absolute X position */ 443 int yold; /* previous absolute Y position */ 444 int xaverage; /* average X position */ 445 int yaverage; /* average Y position */ 446 int squelch; /* level to filter movement at low speed */ 447 int syncerrors; /* # of bytes discarded to synchronize */ 448 int pkterrors; /* # of packets failed during quaranteen. */ 449 int fpcount; /* forcePad valid packet counter */ 450 struct timeval inputtimeout; 451 struct timeval lastsoftintr; /* time of last soft interrupt */ 452 struct timeval lastinputerr; /* time last sync error happened */ 453 struct timeval idletimeout; 454 packetbuf_t idlepacket; /* packet to send after idle timeout */ 455 int watchdog; /* watchdog timer flag */ 456 struct callout callout; /* watchdog timer call out */ 457 struct callout softcallout; /* buffer timer call out */ 458 struct cdev *dev; 459 struct cdev *bdev; 460 int lasterr; 461 int cmdcount; 462 struct sigio *async; /* Processes waiting for SIGIO */ 463 int extended_buttons; 464 int muxport; /* MUX port with attached Synaptics */ 465 u_char muxsave[3]; /* 3->6 byte proto conversion buffer */ 466 int muxtpbuttons; /* Touchpad button state */ 467 int muxmsbuttons; /* Mouse (trackpoint) button state */ 468 struct timeval muxmidtimeout; /* middle button supression timeout */ 469 int muxsinglesyna; /* Probe result of single Synaptics */ 470 #ifdef EVDEV_SUPPORT 471 struct evdev_dev *evdev_a; /* Absolute reporting device */ 472 struct evdev_dev *evdev_r; /* Relative reporting device */ 473 #endif 474 }; 475 static devclass_t psm_devclass; 476 477 /* driver state flags (state) */ 478 #define PSM_VALID 0x80 479 #define PSM_OPEN 1 /* Device is open */ 480 #define PSM_ASLP 2 /* Waiting for mouse data */ 481 #define PSM_SOFTARMED 4 /* Software interrupt armed */ 482 #define PSM_NEED_SYNCBITS 8 /* Set syncbits using next data pkt */ 483 #define PSM_EV_OPEN_R 0x10 /* Relative evdev device is open */ 484 #define PSM_EV_OPEN_A 0x20 /* Absolute evdev device is open */ 485 486 /* driver configuration flags (config) */ 487 #define PSM_CONFIG_RESOLUTION 0x000f /* resolution */ 488 #define PSM_CONFIG_ACCEL 0x00f0 /* acceleration factor */ 489 #define PSM_CONFIG_NOCHECKSYNC 0x0100 /* disable sync. test */ 490 #define PSM_CONFIG_NOIDPROBE 0x0200 /* disable mouse model probe */ 491 #define PSM_CONFIG_NORESET 0x0400 /* don't reset the mouse */ 492 #define PSM_CONFIG_FORCETAP 0x0800 /* assume `tap' action exists */ 493 #define PSM_CONFIG_IGNPORTERROR 0x1000 /* ignore error in aux port test */ 494 #define PSM_CONFIG_HOOKRESUME 0x2000 /* hook the system resume event */ 495 #define PSM_CONFIG_INITAFTERSUSPEND 0x4000 /* init the device at the resume event */ 496 497 #define PSM_CONFIG_FLAGS \ 498 (PSM_CONFIG_RESOLUTION | \ 499 PSM_CONFIG_ACCEL | \ 500 PSM_CONFIG_NOCHECKSYNC | \ 501 PSM_CONFIG_NOIDPROBE | \ 502 PSM_CONFIG_NORESET | \ 503 PSM_CONFIG_FORCETAP | \ 504 PSM_CONFIG_IGNPORTERROR | \ 505 PSM_CONFIG_HOOKRESUME | \ 506 PSM_CONFIG_INITAFTERSUSPEND) 507 508 /* other flags (flags) */ 509 #define PSM_FLAGS_FINGERDOWN 0x0001 /* VersaPad finger down */ 510 511 #define kbdcp(p) ((atkbdc_softc_t *)(p)) 512 #define ALWAYS_RESTORE_CONTROLLER(kbdc) !(kbdcp(kbdc)->quirks \ 513 & KBDC_QUIRK_KEEP_ACTIVATED) 514 515 /* Tunables */ 516 static int tap_enabled = -1; 517 static int verbose = PSM_DEBUG; 518 static int synaptics_support = 1; 519 static int trackpoint_support = 1; 520 static int elantech_support = 1; 521 static int mux_disabled = -1; 522 523 /* for backward compatibility */ 524 #define OLD_MOUSE_GETHWINFO _IOR('M', 1, old_mousehw_t) 525 #define OLD_MOUSE_GETMODE _IOR('M', 2, old_mousemode_t) 526 #define OLD_MOUSE_SETMODE _IOW('M', 3, old_mousemode_t) 527 528 typedef struct old_mousehw { 529 int buttons; 530 int iftype; 531 int type; 532 int hwid; 533 } old_mousehw_t; 534 535 typedef struct old_mousemode { 536 int protocol; 537 int rate; 538 int resolution; 539 int accelfactor; 540 } old_mousemode_t; 541 542 #define SYN_OFFSET(field) offsetof(struct psm_softc, syninfo.field) 543 enum { 544 SYNAPTICS_SYSCTL_MIN_PRESSURE = SYN_OFFSET(min_pressure), 545 SYNAPTICS_SYSCTL_MAX_PRESSURE = SYN_OFFSET(max_pressure), 546 SYNAPTICS_SYSCTL_MAX_WIDTH = SYN_OFFSET(max_width), 547 SYNAPTICS_SYSCTL_MARGIN_TOP = SYN_OFFSET(margin_top), 548 SYNAPTICS_SYSCTL_MARGIN_RIGHT = SYN_OFFSET(margin_right), 549 SYNAPTICS_SYSCTL_MARGIN_BOTTOM = SYN_OFFSET(margin_bottom), 550 SYNAPTICS_SYSCTL_MARGIN_LEFT = SYN_OFFSET(margin_left), 551 SYNAPTICS_SYSCTL_NA_TOP = SYN_OFFSET(na_top), 552 SYNAPTICS_SYSCTL_NA_RIGHT = SYN_OFFSET(na_right), 553 SYNAPTICS_SYSCTL_NA_BOTTOM = SYN_OFFSET(na_bottom), 554 SYNAPTICS_SYSCTL_NA_LEFT = SYN_OFFSET(na_left), 555 SYNAPTICS_SYSCTL_WINDOW_MIN = SYN_OFFSET(window_min), 556 SYNAPTICS_SYSCTL_WINDOW_MAX = SYN_OFFSET(window_max), 557 SYNAPTICS_SYSCTL_MULTIPLICATOR = SYN_OFFSET(multiplicator), 558 SYNAPTICS_SYSCTL_WEIGHT_CURRENT = SYN_OFFSET(weight_current), 559 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS = SYN_OFFSET(weight_previous), 560 SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA = SYN_OFFSET(weight_previous_na), 561 SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED = SYN_OFFSET(weight_len_squared), 562 SYNAPTICS_SYSCTL_DIV_MIN = SYN_OFFSET(div_min), 563 SYNAPTICS_SYSCTL_DIV_MAX = SYN_OFFSET(div_max), 564 SYNAPTICS_SYSCTL_DIV_MAX_NA = SYN_OFFSET(div_max_na), 565 SYNAPTICS_SYSCTL_DIV_LEN = SYN_OFFSET(div_len), 566 SYNAPTICS_SYSCTL_TAP_MAX_DELTA = SYN_OFFSET(tap_max_delta), 567 SYNAPTICS_SYSCTL_TAP_MIN_QUEUE = SYN_OFFSET(tap_min_queue), 568 SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT = SYN_OFFSET(taphold_timeout), 569 SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA = SYN_OFFSET(vscroll_hor_area), 570 SYNAPTICS_SYSCTL_VSCROLL_VER_AREA = SYN_OFFSET(vscroll_ver_area), 571 SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA = SYN_OFFSET(vscroll_min_delta), 572 SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN = SYN_OFFSET(vscroll_div_min), 573 SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX = SYN_OFFSET(vscroll_div_max), 574 SYNAPTICS_SYSCTL_TOUCHPAD_OFF = SYN_OFFSET(touchpad_off), 575 SYNAPTICS_SYSCTL_SOFTBUTTONS_Y = SYN_OFFSET(softbuttons_y), 576 SYNAPTICS_SYSCTL_SOFTBUTTON2_X = SYN_OFFSET(softbutton2_x), 577 SYNAPTICS_SYSCTL_SOFTBUTTON3_X = SYN_OFFSET(softbutton3_x), 578 SYNAPTICS_SYSCTL_THREE_FINGER_DRAG = SYN_OFFSET(three_finger_drag), 579 SYNAPTICS_SYSCTL_NATURAL_SCROLL = SYN_OFFSET(natural_scroll), 580 #define SYNAPTICS_SYSCTL_LAST SYNAPTICS_SYSCTL_NATURAL_SCROLL 581 }; 582 583 /* packet formatting function */ 584 typedef int packetfunc_t(struct psm_softc *, u_char *, int *, int, 585 mousestatus_t *); 586 587 /* function prototypes */ 588 static void psmidentify(driver_t *, device_t); 589 static int psmprobe(device_t); 590 static int psmattach(device_t); 591 static int psmdetach(device_t); 592 static int psmresume(device_t); 593 594 static d_open_t psm_cdev_open; 595 static d_close_t psm_cdev_close; 596 static d_read_t psmread; 597 static d_write_t psmwrite; 598 static d_ioctl_t psmioctl; 599 static d_poll_t psmpoll; 600 601 static int psmopen(struct psm_softc *); 602 static int psmclose(struct psm_softc *); 603 604 #ifdef EVDEV_SUPPORT 605 static evdev_open_t psm_ev_open_r; 606 static evdev_close_t psm_ev_close_r; 607 static evdev_open_t psm_ev_open_a; 608 static evdev_close_t psm_ev_close_a; 609 #endif 610 611 static int enable_aux_dev(KBDC); 612 static int disable_aux_dev(KBDC); 613 static int get_mouse_status(KBDC, int *, int, int); 614 static int get_aux_id(KBDC); 615 static int set_mouse_sampling_rate(KBDC, int); 616 static int set_mouse_scaling(KBDC, int); 617 static int set_mouse_resolution(KBDC, int); 618 static int set_mouse_mode(KBDC); 619 static int get_mouse_buttons(KBDC); 620 static int is_a_mouse(int); 621 static void recover_from_error(KBDC); 622 static int restore_controller(KBDC, int); 623 static int doinitialize(struct psm_softc *, mousemode_t *); 624 static int doopen(struct psm_softc *, int); 625 static int reinitialize(struct psm_softc *, int); 626 static char *model_name(int); 627 static void psmsoftintr(void *); 628 static void psmsoftintridle(void *); 629 static void psmintr(void *); 630 static void psmtimeout(void *); 631 static int timeelapsed(const struct timeval *, int, int, 632 const struct timeval *); 633 static void dropqueue(struct psm_softc *); 634 static void flushpackets(struct psm_softc *); 635 static void proc_mmanplus(struct psm_softc *, packetbuf_t *, 636 mousestatus_t *, int *, int *, int *); 637 static int proc_synaptics(struct psm_softc *, packetbuf_t *, 638 mousestatus_t *, int *, int *, int *); 639 static int proc_synaptics_mux(struct psm_softc *, packetbuf_t *); 640 static void proc_versapad(struct psm_softc *, packetbuf_t *, 641 mousestatus_t *, int *, int *, int *); 642 static int proc_elantech(struct psm_softc *, packetbuf_t *, 643 mousestatus_t *, int *, int *, int *); 644 static int psmpalmdetect(struct psm_softc *, finger_t *, int); 645 static void psmgestures(struct psm_softc *, finger_t *, int, 646 mousestatus_t *); 647 static void psmsmoother(struct psm_softc *, finger_t *, int, 648 mousestatus_t *, int *, int *); 649 static int tame_mouse(struct psm_softc *, packetbuf_t *, mousestatus_t *, 650 u_char *); 651 652 /* vendor specific features */ 653 enum probearg { PROBE, REINIT }; 654 typedef int probefunc_t(struct psm_softc *, enum probearg); 655 656 static int mouse_id_proc1(KBDC, int, int, int *); 657 static int mouse_ext_command(KBDC, int); 658 659 static probefunc_t enable_groller; 660 static probefunc_t enable_gmouse; 661 static probefunc_t enable_aglide; 662 static probefunc_t enable_kmouse; 663 static probefunc_t enable_msexplorer; 664 static probefunc_t enable_msintelli; 665 static probefunc_t enable_4dmouse; 666 static probefunc_t enable_4dplus; 667 static probefunc_t enable_mmanplus; 668 static probefunc_t enable_synaptics; 669 static probefunc_t enable_synaptics_mux; 670 static probefunc_t enable_single_synaptics_mux; 671 static probefunc_t enable_trackpoint; 672 static probefunc_t enable_versapad; 673 static probefunc_t enable_elantech; 674 675 static void set_trackpoint_parameters(struct psm_softc *sc); 676 static void synaptics_passthrough_on(struct psm_softc *sc); 677 static void synaptics_passthrough_off(struct psm_softc *sc); 678 static int synaptics_preferred_mode(struct psm_softc *sc); 679 static void synaptics_set_mode(struct psm_softc *sc, int mode_byte); 680 681 static struct { 682 int model; 683 u_char syncmask; 684 int packetsize; 685 probefunc_t *probefunc; 686 } vendortype[] = { 687 /* 688 * WARNING: the order of probe is very important. Don't mess it 689 * unless you know what you are doing. 690 */ 691 { MOUSE_MODEL_SYNAPTICS, /* Synaptics + mouse on Active Mux */ 692 0x00, MOUSE_PS2_PACKETSIZE, enable_synaptics_mux }, 693 { MOUSE_MODEL_SYNAPTICS, /* Single Synaptics on Active Mux */ 694 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_single_synaptics_mux }, 695 { MOUSE_MODEL_NET, /* Genius NetMouse */ 696 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_gmouse }, 697 { MOUSE_MODEL_NETSCROLL, /* Genius NetScroll */ 698 0xc8, 6, enable_groller }, 699 { MOUSE_MODEL_MOUSEMANPLUS, /* Logitech MouseMan+ */ 700 0x08, MOUSE_PS2_PACKETSIZE, enable_mmanplus }, 701 { MOUSE_MODEL_EXPLORER, /* Microsoft IntelliMouse Explorer */ 702 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msexplorer }, 703 { MOUSE_MODEL_4D, /* A4 Tech 4D Mouse */ 704 0x08, MOUSE_4D_PACKETSIZE, enable_4dmouse }, 705 { MOUSE_MODEL_4DPLUS, /* A4 Tech 4D+ Mouse */ 706 0xc8, MOUSE_4DPLUS_PACKETSIZE, enable_4dplus }, 707 { MOUSE_MODEL_SYNAPTICS, /* Synaptics Touchpad */ 708 0xc0, MOUSE_SYNAPTICS_PACKETSIZE, enable_synaptics }, 709 { MOUSE_MODEL_ELANTECH, /* Elantech Touchpad */ 710 0x04, MOUSE_ELANTECH_PACKETSIZE, enable_elantech }, 711 { MOUSE_MODEL_INTELLI, /* Microsoft IntelliMouse */ 712 0x08, MOUSE_PS2INTELLI_PACKETSIZE, enable_msintelli }, 713 { MOUSE_MODEL_GLIDEPOINT, /* ALPS GlidePoint */ 714 0xc0, MOUSE_PS2_PACKETSIZE, enable_aglide }, 715 { MOUSE_MODEL_THINK, /* Kensington ThinkingMouse */ 716 0x80, MOUSE_PS2_PACKETSIZE, enable_kmouse }, 717 { MOUSE_MODEL_VERSAPAD, /* Interlink electronics VersaPad */ 718 0xe8, MOUSE_PS2VERSA_PACKETSIZE, enable_versapad }, 719 { MOUSE_MODEL_TRACKPOINT, /* IBM/Lenovo TrackPoint */ 720 0xc0, MOUSE_PS2_PACKETSIZE, enable_trackpoint }, 721 { MOUSE_MODEL_GENERIC, 722 0xc0, MOUSE_PS2_PACKETSIZE, NULL }, 723 }; 724 #define GENERIC_MOUSE_ENTRY (nitems(vendortype) - 1) 725 726 /* device driver declarateion */ 727 static device_method_t psm_methods[] = { 728 /* Device interface */ 729 DEVMETHOD(device_identify, psmidentify), 730 DEVMETHOD(device_probe, psmprobe), 731 DEVMETHOD(device_attach, psmattach), 732 DEVMETHOD(device_detach, psmdetach), 733 DEVMETHOD(device_resume, psmresume), 734 { 0, 0 } 735 }; 736 737 static driver_t psm_driver = { 738 PSM_DRIVER_NAME, 739 psm_methods, 740 sizeof(struct psm_softc), 741 }; 742 743 static struct cdevsw psm_cdevsw = { 744 .d_version = D_VERSION, 745 .d_flags = D_NEEDGIANT, 746 .d_open = psm_cdev_open, 747 .d_close = psm_cdev_close, 748 .d_read = psmread, 749 .d_write = psmwrite, 750 .d_ioctl = psmioctl, 751 .d_poll = psmpoll, 752 .d_name = PSM_DRIVER_NAME, 753 }; 754 755 #ifdef EVDEV_SUPPORT 756 static const struct evdev_methods psm_ev_methods_r = { 757 .ev_open = psm_ev_open_r, 758 .ev_close = psm_ev_close_r, 759 }; 760 static const struct evdev_methods psm_ev_methods_a = { 761 .ev_open = psm_ev_open_a, 762 .ev_close = psm_ev_close_a, 763 }; 764 #endif 765 766 /* device I/O routines */ 767 static int 768 enable_aux_dev(KBDC kbdc) 769 { 770 int res; 771 772 res = send_aux_command(kbdc, PSMC_ENABLE_DEV); 773 VLOG(2, (LOG_DEBUG, "psm: ENABLE_DEV return code:%04x\n", res)); 774 775 return (res == PSM_ACK); 776 } 777 778 static int 779 disable_aux_dev(KBDC kbdc) 780 { 781 int res; 782 783 res = send_aux_command(kbdc, PSMC_DISABLE_DEV); 784 VLOG(2, (LOG_DEBUG, "psm: DISABLE_DEV return code:%04x\n", res)); 785 786 return (res == PSM_ACK); 787 } 788 789 static int 790 get_mouse_status(KBDC kbdc, int *status, int flag, int len) 791 { 792 int cmd; 793 int res; 794 int i; 795 796 switch (flag) { 797 case 0: 798 default: 799 cmd = PSMC_SEND_DEV_STATUS; 800 break; 801 case 1: 802 cmd = PSMC_SEND_DEV_DATA; 803 break; 804 } 805 empty_aux_buffer(kbdc, 5); 806 res = send_aux_command(kbdc, cmd); 807 VLOG(2, (LOG_DEBUG, "psm: SEND_AUX_DEV_%s return code:%04x\n", 808 (flag == 1) ? "DATA" : "STATUS", res)); 809 if (res != PSM_ACK) 810 return (0); 811 812 for (i = 0; i < len; ++i) { 813 status[i] = read_aux_data(kbdc); 814 if (status[i] < 0) 815 break; 816 } 817 if (len >= 3) { 818 for (; i < 3; ++i) 819 status[i] = 0; 820 VLOG(1, (LOG_DEBUG, "psm: %s %02x %02x %02x\n", 821 (flag == 1) ? "data" : "status", status[0], status[1], status[2])); 822 } 823 824 return (i); 825 } 826 827 static int 828 get_aux_id(KBDC kbdc) 829 { 830 int res; 831 int id; 832 833 empty_aux_buffer(kbdc, 5); 834 res = send_aux_command(kbdc, PSMC_SEND_DEV_ID); 835 VLOG(2, (LOG_DEBUG, "psm: SEND_DEV_ID return code:%04x\n", res)); 836 if (res != PSM_ACK) 837 return (-1); 838 839 /* 10ms delay */ 840 DELAY(10000); 841 842 id = read_aux_data(kbdc); 843 VLOG(2, (LOG_DEBUG, "psm: device ID: %04x\n", id)); 844 845 return (id); 846 } 847 848 static int 849 set_mouse_sampling_rate(KBDC kbdc, int rate) 850 { 851 int res; 852 853 res = send_aux_command_and_data(kbdc, PSMC_SET_SAMPLING_RATE, rate); 854 VLOG(2, (LOG_DEBUG, "psm: SET_SAMPLING_RATE (%d) %04x\n", rate, res)); 855 856 return ((res == PSM_ACK) ? rate : -1); 857 } 858 859 static int 860 set_mouse_scaling(KBDC kbdc, int scale) 861 { 862 int res; 863 864 switch (scale) { 865 case 1: 866 default: 867 scale = PSMC_SET_SCALING11; 868 break; 869 case 2: 870 scale = PSMC_SET_SCALING21; 871 break; 872 } 873 res = send_aux_command(kbdc, scale); 874 VLOG(2, (LOG_DEBUG, "psm: SET_SCALING%s return code:%04x\n", 875 (scale == PSMC_SET_SCALING21) ? "21" : "11", res)); 876 877 return (res == PSM_ACK); 878 } 879 880 /* `val' must be 0 through PSMD_MAX_RESOLUTION */ 881 static int 882 set_mouse_resolution(KBDC kbdc, int val) 883 { 884 int res; 885 886 res = send_aux_command_and_data(kbdc, PSMC_SET_RESOLUTION, val); 887 VLOG(2, (LOG_DEBUG, "psm: SET_RESOLUTION (%d) %04x\n", val, res)); 888 889 return ((res == PSM_ACK) ? val : -1); 890 } 891 892 /* 893 * NOTE: once `set_mouse_mode()' is called, the mouse device must be 894 * re-enabled by calling `enable_aux_dev()' 895 */ 896 static int 897 set_mouse_mode(KBDC kbdc) 898 { 899 int res; 900 901 res = send_aux_command(kbdc, PSMC_SET_STREAM_MODE); 902 VLOG(2, (LOG_DEBUG, "psm: SET_STREAM_MODE return code:%04x\n", res)); 903 904 return (res == PSM_ACK); 905 } 906 907 static int 908 get_mouse_buttons(KBDC kbdc) 909 { 910 int c = 2; /* assume two buttons by default */ 911 int status[3]; 912 913 /* 914 * NOTE: a special sequence to obtain Logitech Mouse specific 915 * information: set resolution to 25 ppi, set scaling to 1:1, set 916 * scaling to 1:1, set scaling to 1:1. Then the second byte of the 917 * mouse status bytes is the number of available buttons. 918 * Some manufactures also support this sequence. 919 */ 920 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 921 return (c); 922 if (set_mouse_scaling(kbdc, 1) && set_mouse_scaling(kbdc, 1) && 923 set_mouse_scaling(kbdc, 1) && 924 get_mouse_status(kbdc, status, 0, 3) >= 3 && status[1] != 0) 925 return (status[1]); 926 return (c); 927 } 928 929 /* misc subroutines */ 930 /* 931 * Someday, I will get the complete list of valid pointing devices and 932 * their IDs... XXX 933 */ 934 static int 935 is_a_mouse(int id) 936 { 937 #if 0 938 static int valid_ids[] = { 939 PSM_MOUSE_ID, /* mouse */ 940 PSM_BALLPOINT_ID, /* ballpoint device */ 941 PSM_INTELLI_ID, /* Intellimouse */ 942 PSM_EXPLORER_ID, /* Intellimouse Explorer */ 943 -1 /* end of table */ 944 }; 945 int i; 946 947 for (i = 0; valid_ids[i] >= 0; ++i) 948 if (valid_ids[i] == id) 949 return (TRUE); 950 return (FALSE); 951 #else 952 return (TRUE); 953 #endif 954 } 955 956 static char * 957 model_name(int model) 958 { 959 static struct { 960 int model_code; 961 char *model_name; 962 } models[] = { 963 { MOUSE_MODEL_NETSCROLL, "NetScroll" }, 964 { MOUSE_MODEL_NET, "NetMouse/NetScroll Optical" }, 965 { MOUSE_MODEL_GLIDEPOINT, "GlidePoint" }, 966 { MOUSE_MODEL_THINK, "ThinkingMouse" }, 967 { MOUSE_MODEL_INTELLI, "IntelliMouse" }, 968 { MOUSE_MODEL_MOUSEMANPLUS, "MouseMan+" }, 969 { MOUSE_MODEL_VERSAPAD, "VersaPad" }, 970 { MOUSE_MODEL_EXPLORER, "IntelliMouse Explorer" }, 971 { MOUSE_MODEL_4D, "4D Mouse" }, 972 { MOUSE_MODEL_4DPLUS, "4D+ Mouse" }, 973 { MOUSE_MODEL_SYNAPTICS, "Synaptics Touchpad" }, 974 { MOUSE_MODEL_TRACKPOINT, "IBM/Lenovo TrackPoint" }, 975 { MOUSE_MODEL_ELANTECH, "Elantech Touchpad" }, 976 { MOUSE_MODEL_GENERIC, "Generic PS/2 mouse" }, 977 { MOUSE_MODEL_UNKNOWN, "Unknown" }, 978 }; 979 int i; 980 981 for (i = 0; models[i].model_code != MOUSE_MODEL_UNKNOWN; ++i) 982 if (models[i].model_code == model) 983 break; 984 return (models[i].model_name); 985 } 986 987 static void 988 recover_from_error(KBDC kbdc) 989 { 990 /* discard anything left in the output buffer */ 991 empty_both_buffers(kbdc, 10); 992 993 #if 0 994 /* 995 * NOTE: KBDC_RESET_KBD may not restore the communication between the 996 * keyboard and the controller. 997 */ 998 reset_kbd(kbdc); 999 #else 1000 /* 1001 * NOTE: somehow diagnostic and keyboard port test commands bring the 1002 * keyboard back. 1003 */ 1004 if (!test_controller(kbdc)) 1005 log(LOG_ERR, "psm: keyboard controller failed.\n"); 1006 /* if there isn't a keyboard in the system, the following error is OK */ 1007 if (test_kbd_port(kbdc) != 0) 1008 VLOG(1, (LOG_ERR, "psm: keyboard port failed.\n")); 1009 #endif 1010 } 1011 1012 static int 1013 restore_controller(KBDC kbdc, int command_byte) 1014 { 1015 empty_both_buffers(kbdc, 10); 1016 1017 if (!set_controller_command_byte(kbdc, 0xff, command_byte)) { 1018 log(LOG_ERR, "psm: failed to restore the keyboard controller " 1019 "command byte.\n"); 1020 empty_both_buffers(kbdc, 10); 1021 return (FALSE); 1022 } else { 1023 empty_both_buffers(kbdc, 10); 1024 return (TRUE); 1025 } 1026 } 1027 1028 /* 1029 * Re-initialize the aux port and device. The aux port must be enabled 1030 * and its interrupt must be disabled before calling this routine. 1031 * The aux device will be disabled before returning. 1032 * The keyboard controller must be locked via `kbdc_lock()' before 1033 * calling this routine. 1034 */ 1035 static int 1036 doinitialize(struct psm_softc *sc, mousemode_t *mode) 1037 { 1038 KBDC kbdc = sc->kbdc; 1039 int stat[3]; 1040 int i; 1041 1042 switch((i = test_aux_port(kbdc))) { 1043 case 1: /* ignore these errors */ 1044 case 2: 1045 case 3: 1046 case PSM_ACK: 1047 if (verbose) 1048 log(LOG_DEBUG, 1049 "psm%d: strange result for test aux port (%d).\n", 1050 sc->unit, i); 1051 /* FALLTHROUGH */ 1052 case 0: /* no error */ 1053 break; 1054 case -1: /* time out */ 1055 default: /* error */ 1056 recover_from_error(kbdc); 1057 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1058 break; 1059 log(LOG_ERR, "psm%d: the aux port is not functioning (%d).\n", 1060 sc->unit, i); 1061 return (FALSE); 1062 } 1063 1064 if (sc->config & PSM_CONFIG_NORESET) { 1065 /* 1066 * Don't try to reset the pointing device. It may possibly 1067 * be left in the unknown state, though... 1068 */ 1069 } else { 1070 /* 1071 * NOTE: some controllers appears to hang the `keyboard' when 1072 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1073 */ 1074 if (!reset_aux_dev(kbdc)) { 1075 recover_from_error(kbdc); 1076 log(LOG_ERR, "psm%d: failed to reset the aux device.\n", 1077 sc->unit); 1078 return (FALSE); 1079 } 1080 } 1081 1082 /* 1083 * both the aux port and the aux device is functioning, see 1084 * if the device can be enabled. 1085 */ 1086 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 1087 log(LOG_ERR, "psm%d: failed to enable the aux device.\n", 1088 sc->unit); 1089 return (FALSE); 1090 } 1091 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 1092 1093 /* Re-enable the mouse. */ 1094 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1095 if (vendortype[i].model == sc->hw.model) 1096 (*vendortype[i].probefunc)(sc, REINIT); 1097 1098 /* set mouse parameters */ 1099 if (mode != (mousemode_t *)NULL) { 1100 if (mode->rate > 0) 1101 mode->rate = set_mouse_sampling_rate(kbdc, mode->rate); 1102 if (mode->resolution >= 0) 1103 mode->resolution = 1104 set_mouse_resolution(kbdc, mode->resolution); 1105 set_mouse_scaling(kbdc, 1); 1106 set_mouse_mode(kbdc); 1107 } 1108 1109 /* Record sync on the next data packet we see. */ 1110 sc->flags |= PSM_NEED_SYNCBITS; 1111 1112 /* just check the status of the mouse */ 1113 if (get_mouse_status(kbdc, stat, 0, 3) < 3) 1114 log(LOG_DEBUG, "psm%d: failed to get status (doinitialize).\n", 1115 sc->unit); 1116 1117 return (TRUE); 1118 } 1119 1120 static int 1121 doopen(struct psm_softc *sc, int command_byte) 1122 { 1123 int stat[3]; 1124 int mux_enabled = FALSE; 1125 1126 /* 1127 * FIXME: Synaptics TouchPad seems to go back to Relative Mode with 1128 * no obvious reason. Thus we check the current mode and restore the 1129 * Absolute Mode if it was cleared. 1130 * 1131 * The previous hack at the end of psmprobe() wasn't efficient when 1132 * moused(8) was restarted. 1133 * 1134 * A Reset (FF) or Set Defaults (F6) command would clear the 1135 * Absolute Mode bit. But a verbose boot or debug.psm.loglevel=5 1136 * doesn't show any evidence of such a command. 1137 */ 1138 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS) { 1139 if (sc->muxport != PSM_NOMUX) { 1140 mux_enabled = enable_aux_mux(sc->kbdc) >= 0; 1141 if (mux_enabled) 1142 set_active_aux_mux_port(sc->kbdc, sc->muxport); 1143 else 1144 log(LOG_ERR, "psm%d: failed to enable " 1145 "active multiplexing mode.\n", 1146 sc->unit); 1147 } 1148 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODES); 1149 get_mouse_status(sc->kbdc, stat, 0, 3); 1150 if ((SYNAPTICS_VERSION_GE(sc->synhw, 7, 5) || 1151 stat[1] == 0x47) && 1152 stat[2] == 0x40) { 1153 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1154 VLOG(5, (LOG_DEBUG, "psm%d: Synaptis Absolute Mode " 1155 "hopefully restored\n", 1156 sc->unit)); 1157 } 1158 if (mux_enabled) 1159 disable_aux_mux(sc->kbdc); 1160 } 1161 1162 /* 1163 * A user may want to disable tap and drag gestures on a Synaptics 1164 * TouchPad when it operates in Relative Mode. 1165 */ 1166 if (sc->hw.model == MOUSE_MODEL_GENERIC) { 1167 if (tap_enabled > 0) { 1168 VLOG(2, (LOG_DEBUG, 1169 "psm%d: enable tap and drag gestures\n", 1170 sc->unit)); 1171 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1172 } else if (tap_enabled == 0) { 1173 VLOG(2, (LOG_DEBUG, 1174 "psm%d: disable tap and drag gestures\n", 1175 sc->unit)); 1176 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 1177 } 1178 } 1179 1180 /* enable the mouse device */ 1181 if (!enable_aux_dev(sc->kbdc)) { 1182 /* MOUSE ERROR: failed to enable the mouse because: 1183 * 1) the mouse is faulty, 1184 * 2) the mouse has been removed(!?) 1185 * In the latter case, the keyboard may have hung, and need 1186 * recovery procedure... 1187 */ 1188 recover_from_error(sc->kbdc); 1189 #if 0 1190 /* FIXME: we could reset the mouse here and try to enable 1191 * it again. But it will take long time and it's not a good 1192 * idea to disable the keyboard that long... 1193 */ 1194 if (!doinitialize(sc, &sc->mode) || !enable_aux_dev(sc->kbdc)) { 1195 recover_from_error(sc->kbdc); 1196 #else 1197 { 1198 #endif 1199 restore_controller(sc->kbdc, command_byte); 1200 /* mark this device is no longer available */ 1201 sc->state &= ~PSM_VALID; 1202 log(LOG_ERR, 1203 "psm%d: failed to enable the device (doopen).\n", 1204 sc->unit); 1205 return (EIO); 1206 } 1207 } 1208 1209 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1210 log(LOG_DEBUG, "psm%d: failed to get status (doopen).\n", 1211 sc->unit); 1212 1213 /* enable the aux port and interrupt */ 1214 if (!set_controller_command_byte(sc->kbdc, 1215 kbdc_get_device_mask(sc->kbdc), 1216 (command_byte & KBD_KBD_CONTROL_BITS) | 1217 KBD_ENABLE_AUX_PORT | KBD_ENABLE_AUX_INT)) { 1218 /* CONTROLLER ERROR */ 1219 disable_aux_dev(sc->kbdc); 1220 restore_controller(sc->kbdc, command_byte); 1221 log(LOG_ERR, 1222 "psm%d: failed to enable the aux interrupt (doopen).\n", 1223 sc->unit); 1224 return (EIO); 1225 } 1226 1227 /* start the watchdog timer */ 1228 sc->watchdog = FALSE; 1229 callout_reset(&sc->callout, hz * 2, psmtimeout, sc); 1230 1231 return (0); 1232 } 1233 1234 static int 1235 reinitialize(struct psm_softc *sc, int doinit) 1236 { 1237 int err; 1238 int c; 1239 int s; 1240 1241 /* don't let anybody mess with the aux device */ 1242 if (!kbdc_lock(sc->kbdc, TRUE)) 1243 return (EIO); 1244 s = spltty(); 1245 1246 /* block our watchdog timer */ 1247 sc->watchdog = FALSE; 1248 callout_stop(&sc->callout); 1249 1250 /* save the current controller command byte */ 1251 empty_both_buffers(sc->kbdc, 10); 1252 c = get_controller_command_byte(sc->kbdc); 1253 VLOG(2, (LOG_DEBUG, 1254 "psm%d: current command byte: %04x (reinitialize).\n", 1255 sc->unit, c)); 1256 1257 /* enable the aux port but disable the aux interrupt and the keyboard */ 1258 if ((c == -1) || !set_controller_command_byte(sc->kbdc, 1259 kbdc_get_device_mask(sc->kbdc), 1260 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1261 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1262 /* CONTROLLER ERROR */ 1263 splx(s); 1264 kbdc_lock(sc->kbdc, FALSE); 1265 log(LOG_ERR, 1266 "psm%d: unable to set the command byte (reinitialize).\n", 1267 sc->unit); 1268 return (EIO); 1269 } 1270 1271 /* flush any data */ 1272 if (sc->state & PSM_VALID) { 1273 /* this may fail; but never mind... */ 1274 disable_aux_dev(sc->kbdc); 1275 empty_aux_buffer(sc->kbdc, 10); 1276 } 1277 flushpackets(sc); 1278 sc->syncerrors = 0; 1279 sc->pkterrors = 0; 1280 memset(&sc->lastinputerr, 0, sizeof(sc->lastinputerr)); 1281 1282 /* try to detect the aux device; are you still there? */ 1283 err = 0; 1284 if (doinit) { 1285 if (doinitialize(sc, &sc->mode)) { 1286 /* yes */ 1287 sc->state |= PSM_VALID; 1288 } else { 1289 /* the device has gone! */ 1290 restore_controller(sc->kbdc, c); 1291 sc->state &= ~PSM_VALID; 1292 log(LOG_ERR, 1293 "psm%d: the aux device has gone! (reinitialize).\n", 1294 sc->unit); 1295 err = ENXIO; 1296 } 1297 } 1298 splx(s); 1299 1300 /* restore the driver state */ 1301 if ((sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A)) && 1302 (err == 0)) { 1303 /* enable the aux device and the port again */ 1304 err = doopen(sc, c); 1305 if (err != 0) 1306 log(LOG_ERR, "psm%d: failed to enable the device " 1307 "(reinitialize).\n", sc->unit); 1308 } else { 1309 /* restore the keyboard port and disable the aux port */ 1310 if (!set_controller_command_byte(sc->kbdc, 1311 kbdc_get_device_mask(sc->kbdc), 1312 (c & KBD_KBD_CONTROL_BITS) | 1313 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1314 /* CONTROLLER ERROR */ 1315 log(LOG_ERR, "psm%d: failed to disable the aux port " 1316 "(reinitialize).\n", sc->unit); 1317 err = EIO; 1318 } 1319 } 1320 1321 kbdc_lock(sc->kbdc, FALSE); 1322 return (err); 1323 } 1324 1325 /* psm driver entry points */ 1326 1327 static void 1328 psmidentify(driver_t *driver, device_t parent) 1329 { 1330 device_t psmc; 1331 device_t psm; 1332 u_long irq; 1333 int unit; 1334 1335 unit = device_get_unit(parent); 1336 1337 /* always add at least one child */ 1338 psm = BUS_ADD_CHILD(parent, KBDC_RID_AUX, driver->name, unit); 1339 if (psm == NULL) 1340 return; 1341 1342 irq = bus_get_resource_start(psm, SYS_RES_IRQ, KBDC_RID_AUX); 1343 if (irq > 0) 1344 return; 1345 1346 /* 1347 * If the PS/2 mouse device has already been reported by ACPI or 1348 * PnP BIOS, obtain the IRQ resource from it. 1349 * (See psmcpnp_attach() below.) 1350 */ 1351 psmc = device_find_child(device_get_parent(parent), 1352 PSMCPNP_DRIVER_NAME, unit); 1353 if (psmc == NULL) 1354 return; 1355 irq = bus_get_resource_start(psmc, SYS_RES_IRQ, 0); 1356 if (irq <= 0) 1357 return; 1358 bus_delete_resource(psmc, SYS_RES_IRQ, 0); 1359 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 1360 } 1361 1362 #define endprobe(v) do { \ 1363 if (bootverbose) \ 1364 --verbose; \ 1365 kbdc_set_device_mask(sc->kbdc, mask); \ 1366 kbdc_lock(sc->kbdc, FALSE); \ 1367 return (v); \ 1368 } while (0) 1369 1370 static int 1371 psmprobe(device_t dev) 1372 { 1373 int unit = device_get_unit(dev); 1374 struct psm_softc *sc = device_get_softc(dev); 1375 int stat[3]; 1376 int command_byte; 1377 int mask; 1378 int rid; 1379 int i; 1380 1381 #if 0 1382 kbdc_debug(TRUE); 1383 #endif 1384 1385 /* see if IRQ is available */ 1386 rid = KBDC_RID_AUX; 1387 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1388 if (sc->intr == NULL) { 1389 if (bootverbose) 1390 device_printf(dev, "unable to allocate IRQ\n"); 1391 return (ENXIO); 1392 } 1393 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 1394 1395 sc->unit = unit; 1396 sc->kbdc = atkbdc_open(device_get_unit(device_get_parent(dev))); 1397 if (sc->kbdc == NULL) 1398 return (ENXIO); 1399 sc->config = device_get_flags(dev) & PSM_CONFIG_FLAGS; 1400 /* XXX: for backward compatibility */ 1401 #if defined(PSM_HOOKRESUME) || defined(PSM_HOOKAPM) 1402 sc->config |= 1403 #ifdef PSM_RESETAFTERSUSPEND 1404 PSM_CONFIG_INITAFTERSUSPEND; 1405 #else 1406 PSM_CONFIG_HOOKRESUME; 1407 #endif 1408 #endif /* PSM_HOOKRESUME | PSM_HOOKAPM */ 1409 sc->flags = 0; 1410 sc->muxport = PSM_NOMUX; 1411 if (bootverbose) 1412 ++verbose; 1413 1414 device_set_desc(dev, "PS/2 Mouse"); 1415 1416 if (!kbdc_lock(sc->kbdc, TRUE)) { 1417 printf("psm%d: unable to lock the controller.\n", unit); 1418 if (bootverbose) 1419 --verbose; 1420 return (ENXIO); 1421 } 1422 1423 /* 1424 * NOTE: two bits in the command byte controls the operation of the 1425 * aux port (mouse port): the aux port disable bit (bit 5) and the aux 1426 * port interrupt (IRQ 12) enable bit (bit 2). 1427 */ 1428 1429 /* discard anything left after the keyboard initialization */ 1430 empty_both_buffers(sc->kbdc, 10); 1431 1432 /* save the current command byte; it will be used later */ 1433 mask = kbdc_get_device_mask(sc->kbdc) & ~KBD_AUX_CONTROL_BITS; 1434 command_byte = get_controller_command_byte(sc->kbdc); 1435 if (verbose) 1436 printf("psm%d: current command byte:%04x\n", unit, 1437 command_byte); 1438 if (command_byte == -1) { 1439 /* CONTROLLER ERROR */ 1440 printf("psm%d: unable to get the current command byte value.\n", 1441 unit); 1442 endprobe(ENXIO); 1443 } 1444 1445 /* 1446 * disable the keyboard port while probing the aux port, which must be 1447 * enabled during this routine 1448 */ 1449 if (!set_controller_command_byte(sc->kbdc, 1450 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1451 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 1452 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1453 /* 1454 * this is CONTROLLER ERROR; I don't know how to recover 1455 * from this error... 1456 */ 1457 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1458 restore_controller(sc->kbdc, command_byte); 1459 printf("psm%d: unable to set the command byte.\n", unit); 1460 endprobe(ENXIO); 1461 } 1462 write_controller_command(sc->kbdc, KBDC_ENABLE_AUX_PORT); 1463 1464 /* 1465 * NOTE: `test_aux_port()' is designed to return with zero if the aux 1466 * port exists and is functioning. However, some controllers appears 1467 * to respond with zero even when the aux port doesn't exist. (It may 1468 * be that this is only the case when the controller DOES have the aux 1469 * port but the port is not wired on the motherboard.) The keyboard 1470 * controllers without the port, such as the original AT, are 1471 * supposed to return with an error code or simply time out. In any 1472 * case, we have to continue probing the port even when the controller 1473 * passes this test. 1474 * 1475 * XXX: some controllers erroneously return the error code 1, 2 or 3 1476 * when it has a perfectly functional aux port. We have to ignore 1477 * this error code. Even if the controller HAS error with the aux 1478 * port, it will be detected later... 1479 * XXX: another incompatible controller returns PSM_ACK (0xfa)... 1480 */ 1481 switch ((i = test_aux_port(sc->kbdc))) { 1482 case 1: /* ignore these errors */ 1483 case 2: 1484 case 3: 1485 case PSM_ACK: 1486 if (verbose) 1487 printf("psm%d: strange result for test aux port " 1488 "(%d).\n", unit, i); 1489 /* FALLTHROUGH */ 1490 case 0: /* no error */ 1491 break; 1492 case -1: /* time out */ 1493 default: /* error */ 1494 recover_from_error(sc->kbdc); 1495 if (sc->config & PSM_CONFIG_IGNPORTERROR) 1496 break; 1497 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1498 restore_controller(sc->kbdc, command_byte); 1499 if (verbose) 1500 printf("psm%d: the aux port is not functioning (%d).\n", 1501 unit, i); 1502 endprobe(ENXIO); 1503 } 1504 1505 if (sc->config & PSM_CONFIG_NORESET) { 1506 /* 1507 * Don't try to reset the pointing device. It may possibly be 1508 * left in an unknown state, though... 1509 */ 1510 } else { 1511 /* 1512 * NOTE: some controllers appears to hang the `keyboard' when 1513 * the aux port doesn't exist and `PSMC_RESET_DEV' is issued. 1514 * 1515 * Attempt to reset the controller twice -- this helps 1516 * pierce through some KVM switches. The second reset 1517 * is non-fatal. 1518 */ 1519 if (!reset_aux_dev(sc->kbdc)) { 1520 recover_from_error(sc->kbdc); 1521 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1522 restore_controller(sc->kbdc, command_byte); 1523 if (verbose) 1524 printf("psm%d: failed to reset the aux " 1525 "device.\n", unit); 1526 endprobe(ENXIO); 1527 } else if (!reset_aux_dev(sc->kbdc)) { 1528 recover_from_error(sc->kbdc); 1529 if (verbose >= 2) 1530 printf("psm%d: failed to reset the aux device " 1531 "(2).\n", unit); 1532 } 1533 } 1534 1535 /* 1536 * both the aux port and the aux device are functioning, see if the 1537 * device can be enabled. NOTE: when enabled, the device will start 1538 * sending data; we shall immediately disable the device once we know 1539 * the device can be enabled. 1540 */ 1541 if (!enable_aux_dev(sc->kbdc) || !disable_aux_dev(sc->kbdc)) { 1542 /* MOUSE ERROR */ 1543 recover_from_error(sc->kbdc); 1544 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1545 restore_controller(sc->kbdc, command_byte); 1546 if (verbose) 1547 printf("psm%d: failed to enable the aux device.\n", 1548 unit); 1549 endprobe(ENXIO); 1550 } 1551 1552 /* save the default values after reset */ 1553 if (get_mouse_status(sc->kbdc, stat, 0, 3) >= 3) { 1554 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1555 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1556 } else { 1557 sc->dflt_mode.rate = sc->mode.rate = -1; 1558 sc->dflt_mode.resolution = sc->mode.resolution = -1; 1559 } 1560 1561 /* hardware information */ 1562 sc->hw.iftype = MOUSE_IF_PS2; 1563 1564 /* verify the device is a mouse */ 1565 sc->hw.hwid = get_aux_id(sc->kbdc); 1566 if (!is_a_mouse(sc->hw.hwid)) { 1567 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1568 restore_controller(sc->kbdc, command_byte); 1569 if (verbose) 1570 printf("psm%d: unknown device type (%d).\n", unit, 1571 sc->hw.hwid); 1572 endprobe(ENXIO); 1573 } 1574 switch (sc->hw.hwid) { 1575 case PSM_BALLPOINT_ID: 1576 sc->hw.type = MOUSE_TRACKBALL; 1577 break; 1578 case PSM_MOUSE_ID: 1579 case PSM_INTELLI_ID: 1580 case PSM_EXPLORER_ID: 1581 case PSM_4DMOUSE_ID: 1582 case PSM_4DPLUS_ID: 1583 sc->hw.type = MOUSE_MOUSE; 1584 break; 1585 default: 1586 sc->hw.type = MOUSE_UNKNOWN; 1587 break; 1588 } 1589 1590 if (sc->config & PSM_CONFIG_NOIDPROBE) { 1591 sc->hw.buttons = 2; 1592 i = GENERIC_MOUSE_ENTRY; 1593 } else { 1594 /* # of buttons */ 1595 sc->hw.buttons = get_mouse_buttons(sc->kbdc); 1596 1597 /* other parameters */ 1598 for (i = 0; vendortype[i].probefunc != NULL; ++i) 1599 if ((*vendortype[i].probefunc)(sc, PROBE)) { 1600 if (verbose >= 2) 1601 printf("psm%d: found %s\n", unit, 1602 model_name(vendortype[i].model)); 1603 break; 1604 } 1605 } 1606 1607 sc->hw.model = vendortype[i].model; 1608 1609 sc->dflt_mode.level = PSM_LEVEL_BASE; 1610 sc->dflt_mode.packetsize = MOUSE_PS2_PACKETSIZE; 1611 sc->dflt_mode.accelfactor = (sc->config & PSM_CONFIG_ACCEL) >> 4; 1612 if (sc->config & PSM_CONFIG_NOCHECKSYNC) 1613 sc->dflt_mode.syncmask[0] = 0; 1614 else 1615 sc->dflt_mode.syncmask[0] = vendortype[i].syncmask; 1616 if (sc->config & PSM_CONFIG_FORCETAP) 1617 sc->dflt_mode.syncmask[0] &= ~MOUSE_PS2_TAP; 1618 sc->dflt_mode.syncmask[1] = 0; /* syncbits */ 1619 sc->mode = sc->dflt_mode; 1620 sc->mode.packetsize = vendortype[i].packetsize; 1621 1622 /* set mouse parameters */ 1623 #if 0 1624 /* 1625 * A version of Logitech FirstMouse+ won't report wheel movement, 1626 * if SET_DEFAULTS is sent... Don't use this command. 1627 * This fix was found by Takashi Nishida. 1628 */ 1629 i = send_aux_command(sc->kbdc, PSMC_SET_DEFAULTS); 1630 if (verbose >= 2) 1631 printf("psm%d: SET_DEFAULTS return code:%04x\n", unit, i); 1632 #endif 1633 if (sc->config & PSM_CONFIG_RESOLUTION) 1634 sc->mode.resolution = 1635 set_mouse_resolution(sc->kbdc, 1636 (sc->config & PSM_CONFIG_RESOLUTION) - 1); 1637 else if (sc->mode.resolution >= 0) 1638 sc->mode.resolution = 1639 set_mouse_resolution(sc->kbdc, sc->dflt_mode.resolution); 1640 if (sc->mode.rate > 0) 1641 sc->mode.rate = 1642 set_mouse_sampling_rate(sc->kbdc, sc->dflt_mode.rate); 1643 set_mouse_scaling(sc->kbdc, 1); 1644 1645 /* Record sync on the next data packet we see. */ 1646 sc->flags |= PSM_NEED_SYNCBITS; 1647 1648 /* just check the status of the mouse */ 1649 /* 1650 * NOTE: XXX there are some arcane controller/mouse combinations out 1651 * there, which hung the controller unless there is data transmission 1652 * after ACK from the mouse. 1653 */ 1654 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 1655 printf("psm%d: failed to get status.\n", unit); 1656 else { 1657 /* 1658 * When in its native mode, some mice operate with different 1659 * default parameters than in the PS/2 compatible mode. 1660 */ 1661 sc->dflt_mode.rate = sc->mode.rate = stat[2]; 1662 sc->dflt_mode.resolution = sc->mode.resolution = stat[1]; 1663 } 1664 1665 /* disable the aux port for now... */ 1666 if (!set_controller_command_byte(sc->kbdc, 1667 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 1668 (command_byte & KBD_KBD_CONTROL_BITS) | 1669 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 1670 /* 1671 * this is CONTROLLER ERROR; I don't know the proper way to 1672 * recover from this error... 1673 */ 1674 if (ALWAYS_RESTORE_CONTROLLER(sc->kbdc)) 1675 restore_controller(sc->kbdc, command_byte); 1676 printf("psm%d: unable to set the command byte.\n", unit); 1677 endprobe(ENXIO); 1678 } 1679 1680 /* done */ 1681 kbdc_set_device_mask(sc->kbdc, mask | KBD_AUX_CONTROL_BITS); 1682 kbdc_lock(sc->kbdc, FALSE); 1683 return (0); 1684 } 1685 1686 #ifdef EVDEV_SUPPORT 1687 /* Values are taken from Linux drivers for userland software compatibility */ 1688 #define PS2_MOUSE_VENDOR 0x0002 1689 #define PS2_MOUSE_GENERIC_PRODUCT 0x0001 1690 #define PS2_MOUSE_SYNAPTICS_NAME "SynPS/2 Synaptics TouchPad" 1691 #define PS2_MOUSE_SYNAPTICS_PRODUCT 0x0007 1692 #define PS2_MOUSE_TRACKPOINT_NAME "TPPS/2 IBM TrackPoint" 1693 #define PS2_MOUSE_TRACKPOINT_PRODUCT 0x000A 1694 #define PS2_MOUSE_ELANTECH_NAME "ETPS/2 Elantech Touchpad" 1695 #define PS2_MOUSE_ELANTECH_ST_NAME "ETPS/2 Elantech TrackPoint" 1696 #define PS2_MOUSE_ELANTECH_PRODUCT 0x000E 1697 #define ABSINFO_END { ABS_CNT, 0, 0, 0 } 1698 1699 static void 1700 psm_support_abs_bulk(struct evdev_dev *evdev, const uint16_t info[][4]) 1701 { 1702 size_t i; 1703 1704 for (i = 0; info[i][0] != ABS_CNT; i++) 1705 evdev_support_abs(evdev, info[i][0], info[i][1], info[i][2], 1706 0, 0, info[i][3]); 1707 } 1708 1709 static void 1710 psm_push_mt_finger(struct psm_softc *sc, int id, const finger_t *f) 1711 { 1712 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1713 1714 evdev_push_abs(sc->evdev_a, ABS_MT_SLOT, id); 1715 evdev_push_abs(sc->evdev_a, ABS_MT_TRACKING_ID, id); 1716 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_X, f->x); 1717 evdev_push_abs(sc->evdev_a, ABS_MT_POSITION_Y, y); 1718 evdev_push_abs(sc->evdev_a, ABS_MT_PRESSURE, f->p); 1719 } 1720 1721 static void 1722 psm_push_st_finger(struct psm_softc *sc, const finger_t *f) 1723 { 1724 int y = sc->synhw.minimumYCoord + sc->synhw.maximumYCoord - f->y; 1725 1726 evdev_push_abs(sc->evdev_a, ABS_X, f->x); 1727 evdev_push_abs(sc->evdev_a, ABS_Y, y); 1728 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, f->p); 1729 if (sc->synhw.capPalmDetect) 1730 evdev_push_abs(sc->evdev_a, ABS_TOOL_WIDTH, f->w); 1731 } 1732 1733 static int 1734 psm_register(device_t dev, int model_code) 1735 { 1736 struct psm_softc *sc = device_get_softc(dev); 1737 struct evdev_dev *evdev_r; 1738 int error, i, nbuttons, nwheels, product; 1739 bool is_pointing_stick; 1740 const char *name; 1741 1742 name = model_name(model_code); 1743 nbuttons = sc->hw.buttons; 1744 product = PS2_MOUSE_GENERIC_PRODUCT; 1745 nwheels = 0; 1746 is_pointing_stick = false; 1747 1748 switch (model_code) { 1749 case MOUSE_MODEL_TRACKPOINT: 1750 name = PS2_MOUSE_TRACKPOINT_NAME; 1751 product = PS2_MOUSE_TRACKPOINT_PRODUCT; 1752 nbuttons = 3; 1753 is_pointing_stick = true; 1754 break; 1755 1756 case MOUSE_MODEL_ELANTECH: 1757 name = PS2_MOUSE_ELANTECH_ST_NAME; 1758 product = PS2_MOUSE_ELANTECH_PRODUCT; 1759 nbuttons = 3; 1760 is_pointing_stick = true; 1761 break; 1762 1763 case MOUSE_MODEL_MOUSEMANPLUS: 1764 case MOUSE_MODEL_4D: 1765 nwheels = 2; 1766 break; 1767 1768 case MOUSE_MODEL_EXPLORER: 1769 case MOUSE_MODEL_INTELLI: 1770 case MOUSE_MODEL_NET: 1771 case MOUSE_MODEL_NETSCROLL: 1772 case MOUSE_MODEL_4DPLUS: 1773 nwheels = 1; 1774 break; 1775 } 1776 1777 evdev_r = evdev_alloc(); 1778 evdev_set_name(evdev_r, name); 1779 evdev_set_phys(evdev_r, device_get_nameunit(dev)); 1780 evdev_set_id(evdev_r, BUS_I8042, PS2_MOUSE_VENDOR, product, 0); 1781 evdev_set_methods(evdev_r, sc, &psm_ev_methods_r); 1782 1783 evdev_support_prop(evdev_r, INPUT_PROP_POINTER); 1784 if (is_pointing_stick) 1785 evdev_support_prop(evdev_r, INPUT_PROP_POINTING_STICK); 1786 evdev_support_event(evdev_r, EV_SYN); 1787 evdev_support_event(evdev_r, EV_KEY); 1788 evdev_support_event(evdev_r, EV_REL); 1789 evdev_support_rel(evdev_r, REL_X); 1790 evdev_support_rel(evdev_r, REL_Y); 1791 switch (nwheels) { 1792 case 2: 1793 evdev_support_rel(evdev_r, REL_HWHEEL); 1794 /* FALLTHROUGH */ 1795 case 1: 1796 evdev_support_rel(evdev_r, REL_WHEEL); 1797 } 1798 for (i = 0; i < nbuttons; i++) 1799 evdev_support_key(evdev_r, BTN_MOUSE + i); 1800 1801 error = evdev_register_mtx(evdev_r, &Giant); 1802 if (error) 1803 evdev_free(evdev_r); 1804 else 1805 sc->evdev_r = evdev_r; 1806 return (error); 1807 } 1808 1809 static int 1810 psm_register_synaptics(device_t dev) 1811 { 1812 struct psm_softc *sc = device_get_softc(dev); 1813 const uint16_t synaptics_absinfo_st[][4] = { 1814 { ABS_X, sc->synhw.minimumXCoord, 1815 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1816 { ABS_Y, sc->synhw.minimumYCoord, 1817 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1818 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1819 ABSINFO_END, 1820 }; 1821 const uint16_t synaptics_absinfo_mt[][4] = { 1822 { ABS_MT_SLOT, 0, PSM_FINGERS-1, 0}, 1823 { ABS_MT_TRACKING_ID, -1, PSM_FINGERS-1, 0}, 1824 { ABS_MT_POSITION_X, sc->synhw.minimumXCoord, 1825 sc->synhw.maximumXCoord, sc->synhw.infoXupmm }, 1826 { ABS_MT_POSITION_Y, sc->synhw.minimumYCoord, 1827 sc->synhw.maximumYCoord, sc->synhw.infoYupmm }, 1828 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1829 ABSINFO_END, 1830 }; 1831 struct evdev_dev *evdev_a; 1832 int error, i, guest_model; 1833 1834 evdev_a = evdev_alloc(); 1835 evdev_set_name(evdev_a, PS2_MOUSE_SYNAPTICS_NAME); 1836 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1837 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1838 PS2_MOUSE_SYNAPTICS_PRODUCT, 0); 1839 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1840 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1841 evdev_set_flag(evdev_a, EVDEV_FLAG_MT_AUTOREL); 1842 if (sc->synhw.capReportsV) 1843 evdev_set_flag(evdev_a, EVDEV_FLAG_MT_TRACK); 1844 1845 evdev_support_event(evdev_a, EV_SYN); 1846 evdev_support_event(evdev_a, EV_KEY); 1847 evdev_support_event(evdev_a, EV_ABS); 1848 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1849 if (sc->synhw.capAdvancedGestures) 1850 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1851 if (sc->synhw.capClickPad) 1852 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1853 if (sc->synhw.capClickPad && sc->synhw.topButtonPad) 1854 evdev_support_prop(evdev_a, INPUT_PROP_TOPBUTTONPAD); 1855 evdev_support_key(evdev_a, BTN_TOUCH); 1856 evdev_support_nfingers(evdev_a, sc->synhw.capReportsV ? 5 : 3); 1857 psm_support_abs_bulk(evdev_a, synaptics_absinfo_st); 1858 if (sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) 1859 psm_support_abs_bulk(evdev_a, synaptics_absinfo_mt); 1860 if (sc->synhw.capPalmDetect) 1861 evdev_support_abs(evdev_a, ABS_TOOL_WIDTH, 0, 15, 0, 0, 0); 1862 evdev_support_key(evdev_a, BTN_LEFT); 1863 if (!sc->synhw.capClickPad) { 1864 evdev_support_key(evdev_a, BTN_RIGHT); 1865 if (sc->synhw.capExtended && sc->synhw.capMiddle) 1866 evdev_support_key(evdev_a, BTN_MIDDLE); 1867 } 1868 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 1869 evdev_support_key(evdev_a, BTN_BACK); 1870 evdev_support_key(evdev_a, BTN_FORWARD); 1871 } 1872 if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) 1873 for (i = 0; i < sc->synhw.nExtendedButtons; i++) 1874 evdev_support_key(evdev_a, BTN_0 + i); 1875 1876 error = evdev_register_mtx(evdev_a, &Giant); 1877 if (!error && (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX)) { 1878 guest_model = sc->tpinfo.sysctl_tree != NULL ? 1879 MOUSE_MODEL_TRACKPOINT : MOUSE_MODEL_GENERIC; 1880 error = psm_register(dev, guest_model); 1881 } 1882 if (error) 1883 evdev_free(evdev_a); 1884 else 1885 sc->evdev_a = evdev_a; 1886 return (error); 1887 } 1888 1889 static int 1890 psm_register_elantech(device_t dev) 1891 { 1892 struct psm_softc *sc = device_get_softc(dev); 1893 const uint16_t elantech_absinfo[][4] = { 1894 { ABS_X, 0, sc->elanhw.sizex, 1895 sc->elanhw.dpmmx }, 1896 { ABS_Y, 0, sc->elanhw.sizey, 1897 sc->elanhw.dpmmy }, 1898 { ABS_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1899 { ABS_TOOL_WIDTH, 0, ELANTECH_FINGER_MAX_W, 0 }, 1900 { ABS_MT_SLOT, 0, ELANTECH_MAX_FINGERS - 1, 0 }, 1901 { ABS_MT_TRACKING_ID, -1, ELANTECH_MAX_FINGERS - 1, 0 }, 1902 { ABS_MT_POSITION_X, 0, sc->elanhw.sizex, 1903 sc->elanhw.dpmmx }, 1904 { ABS_MT_POSITION_Y, 0, sc->elanhw.sizey, 1905 sc->elanhw.dpmmy }, 1906 { ABS_MT_PRESSURE, 0, ELANTECH_FINGER_MAX_P, 0 }, 1907 { ABS_MT_TOUCH_MAJOR, 0, ELANTECH_FINGER_MAX_W * 1908 sc->elanhw.dptracex, 0 }, 1909 ABSINFO_END, 1910 }; 1911 struct evdev_dev *evdev_a; 1912 int error; 1913 1914 evdev_a = evdev_alloc(); 1915 evdev_set_name(evdev_a, PS2_MOUSE_ELANTECH_NAME); 1916 evdev_set_phys(evdev_a, device_get_nameunit(dev)); 1917 evdev_set_id(evdev_a, BUS_I8042, PS2_MOUSE_VENDOR, 1918 PS2_MOUSE_ELANTECH_PRODUCT, 0); 1919 evdev_set_methods(evdev_a, sc, &psm_ev_methods_a); 1920 evdev_set_flag(evdev_a, EVDEV_FLAG_MT_AUTOREL); 1921 1922 evdev_support_event(evdev_a, EV_SYN); 1923 evdev_support_event(evdev_a, EV_KEY); 1924 evdev_support_event(evdev_a, EV_ABS); 1925 evdev_support_prop(evdev_a, INPUT_PROP_POINTER); 1926 if (sc->elanhw.issemimt) 1927 evdev_support_prop(evdev_a, INPUT_PROP_SEMI_MT); 1928 if (sc->elanhw.isclickpad) 1929 evdev_support_prop(evdev_a, INPUT_PROP_BUTTONPAD); 1930 evdev_support_key(evdev_a, BTN_TOUCH); 1931 evdev_support_nfingers(evdev_a, ELANTECH_MAX_FINGERS); 1932 evdev_support_key(evdev_a, BTN_LEFT); 1933 if (!sc->elanhw.isclickpad) 1934 evdev_support_key(evdev_a, BTN_RIGHT); 1935 psm_support_abs_bulk(evdev_a, elantech_absinfo); 1936 1937 error = evdev_register_mtx(evdev_a, &Giant); 1938 if (!error && sc->elanhw.hastrackpoint) 1939 error = psm_register(dev, MOUSE_MODEL_ELANTECH); 1940 if (error) 1941 evdev_free(evdev_a); 1942 else 1943 sc->evdev_a = evdev_a; 1944 return (error); 1945 } 1946 #endif 1947 1948 static int 1949 psmattach(device_t dev) 1950 { 1951 struct make_dev_args mda; 1952 int unit = device_get_unit(dev); 1953 struct psm_softc *sc = device_get_softc(dev); 1954 int error; 1955 int rid; 1956 1957 /* Setup initial state */ 1958 sc->state = PSM_VALID; 1959 callout_init(&sc->callout, 0); 1960 callout_init(&sc->softcallout, 0); 1961 1962 /* Setup our interrupt handler */ 1963 rid = KBDC_RID_AUX; 1964 sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 1965 if (sc->intr == NULL) 1966 return (ENXIO); 1967 error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, psmintr, sc, 1968 &sc->ih); 1969 if (error) 1970 goto out; 1971 1972 /* Done */ 1973 make_dev_args_init(&mda); 1974 mda.mda_devsw = &psm_cdevsw; 1975 mda.mda_mode = 0666; 1976 mda.mda_si_drv1 = sc; 1977 1978 if ((error = make_dev_s(&mda, &sc->dev, "psm%d", unit)) != 0) 1979 goto out; 1980 if ((error = make_dev_s(&mda, &sc->bdev, "bpsm%d", unit)) != 0) 1981 goto out; 1982 1983 #ifdef EVDEV_SUPPORT 1984 switch (sc->hw.model) { 1985 case MOUSE_MODEL_SYNAPTICS: 1986 error = psm_register_synaptics(dev); 1987 break; 1988 1989 case MOUSE_MODEL_ELANTECH: 1990 error = psm_register_elantech(dev); 1991 break; 1992 1993 default: 1994 error = psm_register(dev, sc->hw.model); 1995 } 1996 1997 if (error) 1998 goto out; 1999 #endif 2000 2001 /* Some touchpad devices need full reinitialization after suspend. */ 2002 switch (sc->hw.model) { 2003 case MOUSE_MODEL_SYNAPTICS: 2004 case MOUSE_MODEL_GLIDEPOINT: 2005 case MOUSE_MODEL_VERSAPAD: 2006 case MOUSE_MODEL_ELANTECH: 2007 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2008 break; 2009 default: 2010 if (sc->synhw.infoMajor >= 4 || sc->tphw > 0) 2011 sc->config |= PSM_CONFIG_INITAFTERSUSPEND; 2012 break; 2013 } 2014 2015 /* Elantech trackpad`s sync bit differs from touchpad`s one */ 2016 if (sc->hw.model == MOUSE_MODEL_ELANTECH && 2017 (sc->elanhw.hascrc || sc->elanhw.hastrackpoint)) { 2018 sc->config |= PSM_CONFIG_NOCHECKSYNC; 2019 sc->flags &= ~PSM_NEED_SYNCBITS; 2020 } 2021 2022 if (!verbose) 2023 printf("psm%d: model %s, device ID %d\n", 2024 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff); 2025 else { 2026 printf("psm%d: model %s, device ID %d-%02x, %d buttons\n", 2027 unit, model_name(sc->hw.model), sc->hw.hwid & 0x00ff, 2028 sc->hw.hwid >> 8, sc->hw.buttons); 2029 printf("psm%d: config:%08x, flags:%08x, packet size:%d\n", 2030 unit, sc->config, sc->flags, sc->mode.packetsize); 2031 printf("psm%d: syncmask:%02x, syncbits:%02x%s\n", 2032 unit, sc->mode.syncmask[0], sc->mode.syncmask[1], 2033 sc->config & PSM_CONFIG_NOCHECKSYNC ? " (sync not checked)" : ""); 2034 } 2035 2036 if (bootverbose) 2037 --verbose; 2038 2039 out: 2040 if (error != 0) { 2041 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2042 if (sc->dev != NULL) 2043 destroy_dev(sc->dev); 2044 if (sc->bdev != NULL) 2045 destroy_dev(sc->bdev); 2046 } 2047 return (error); 2048 } 2049 2050 static int 2051 psmdetach(device_t dev) 2052 { 2053 struct psm_softc *sc; 2054 int rid; 2055 2056 sc = device_get_softc(dev); 2057 if (sc->state & PSM_OPEN) 2058 return (EBUSY); 2059 2060 #ifdef EVDEV_SUPPORT 2061 evdev_free(sc->evdev_r); 2062 evdev_free(sc->evdev_a); 2063 #endif 2064 2065 rid = KBDC_RID_AUX; 2066 bus_teardown_intr(dev, sc->intr, sc->ih); 2067 bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 2068 2069 destroy_dev(sc->dev); 2070 destroy_dev(sc->bdev); 2071 2072 callout_drain(&sc->callout); 2073 callout_drain(&sc->softcallout); 2074 2075 return (0); 2076 } 2077 2078 #ifdef EVDEV_SUPPORT 2079 static int 2080 psm_ev_open_r(struct evdev_dev *evdev) 2081 { 2082 struct psm_softc *sc = evdev_get_softc(evdev); 2083 int err = 0; 2084 2085 /* Get device data */ 2086 if ((sc->state & PSM_VALID) == 0) { 2087 /* the device is no longer valid/functioning */ 2088 return (ENXIO); 2089 } 2090 2091 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_A))) 2092 err = psmopen(sc); 2093 2094 if (err == 0) 2095 sc->state |= PSM_EV_OPEN_R; 2096 2097 return (err); 2098 } 2099 2100 static int 2101 psm_ev_close_r(struct evdev_dev *evdev) 2102 { 2103 struct psm_softc *sc = evdev_get_softc(evdev); 2104 int err = 0; 2105 2106 sc->state &= ~PSM_EV_OPEN_R; 2107 2108 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_A)) 2109 return (0); 2110 2111 if (sc->state & PSM_VALID) 2112 err = psmclose(sc); 2113 2114 return (err); 2115 } 2116 2117 static int 2118 psm_ev_open_a(struct evdev_dev *evdev) 2119 { 2120 struct psm_softc *sc = evdev_get_softc(evdev); 2121 int err = 0; 2122 2123 /* Get device data */ 2124 if ((sc->state & PSM_VALID) == 0) { 2125 /* the device is no longer valid/functioning */ 2126 return (ENXIO); 2127 } 2128 2129 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R))) 2130 err = psmopen(sc); 2131 2132 if (err == 0) 2133 sc->state |= PSM_EV_OPEN_A; 2134 2135 return (err); 2136 } 2137 2138 static int 2139 psm_ev_close_a(struct evdev_dev *evdev) 2140 { 2141 struct psm_softc *sc = evdev_get_softc(evdev); 2142 int err = 0; 2143 2144 sc->state &= ~PSM_EV_OPEN_A; 2145 2146 if (sc->state & (PSM_OPEN | PSM_EV_OPEN_R)) 2147 return (0); 2148 2149 if (sc->state & PSM_VALID) 2150 err = psmclose(sc); 2151 2152 return (err); 2153 } 2154 #endif 2155 2156 static int 2157 psm_cdev_open(struct cdev *dev, int flag, int fmt, struct thread *td) 2158 { 2159 struct psm_softc *sc; 2160 int err = 0; 2161 2162 /* Get device data */ 2163 sc = dev->si_drv1; 2164 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2165 /* the device is no longer valid/functioning */ 2166 return (ENXIO); 2167 } 2168 2169 /* Disallow multiple opens */ 2170 if (sc->state & PSM_OPEN) 2171 return (EBUSY); 2172 2173 device_busy(devclass_get_device(psm_devclass, sc->unit)); 2174 2175 #ifdef EVDEV_SUPPORT 2176 /* Already opened by evdev */ 2177 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2178 #endif 2179 err = psmopen(sc); 2180 2181 if (err == 0) 2182 sc->state |= PSM_OPEN; 2183 else 2184 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2185 2186 return (err); 2187 } 2188 2189 static int 2190 psm_cdev_close(struct cdev *dev, int flag, int fmt, struct thread *td) 2191 { 2192 struct psm_softc *sc; 2193 int err = 0; 2194 2195 /* Get device data */ 2196 sc = dev->si_drv1; 2197 if ((sc == NULL) || (sc->state & PSM_VALID) == 0) { 2198 /* the device is no longer valid/functioning */ 2199 return (ENXIO); 2200 } 2201 2202 #ifdef EVDEV_SUPPORT 2203 /* Still opened by evdev */ 2204 if (!(sc->state & (PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 2205 #endif 2206 err = psmclose(sc); 2207 2208 if (err == 0) { 2209 sc->state &= ~PSM_OPEN; 2210 /* clean up and sigio requests */ 2211 if (sc->async != NULL) { 2212 funsetown(&sc->async); 2213 sc->async = NULL; 2214 } 2215 device_unbusy(devclass_get_device(psm_devclass, sc->unit)); 2216 } 2217 2218 return (err); 2219 } 2220 2221 static int 2222 psmopen(struct psm_softc *sc) 2223 { 2224 int command_byte; 2225 int err; 2226 int s; 2227 2228 /* Initialize state */ 2229 sc->mode.level = sc->dflt_mode.level; 2230 sc->mode.protocol = sc->dflt_mode.protocol; 2231 sc->watchdog = FALSE; 2232 sc->async = NULL; 2233 2234 /* flush the event queue */ 2235 sc->queue.count = 0; 2236 sc->queue.head = 0; 2237 sc->queue.tail = 0; 2238 sc->status.flags = 0; 2239 sc->status.button = 0; 2240 sc->status.obutton = 0; 2241 sc->status.dx = 0; 2242 sc->status.dy = 0; 2243 sc->status.dz = 0; 2244 sc->button = 0; 2245 sc->pqueue_start = 0; 2246 sc->pqueue_end = 0; 2247 2248 /* empty input buffer */ 2249 flushpackets(sc); 2250 sc->syncerrors = 0; 2251 sc->pkterrors = 0; 2252 2253 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2254 if (!kbdc_lock(sc->kbdc, TRUE)) 2255 return (EIO); 2256 2257 /* save the current controller command byte */ 2258 s = spltty(); 2259 command_byte = get_controller_command_byte(sc->kbdc); 2260 2261 /* enable the aux port and temporalily disable the keyboard */ 2262 if (command_byte == -1 || !set_controller_command_byte(sc->kbdc, 2263 kbdc_get_device_mask(sc->kbdc), 2264 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2265 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2266 /* CONTROLLER ERROR; do you know how to get out of this? */ 2267 kbdc_lock(sc->kbdc, FALSE); 2268 splx(s); 2269 log(LOG_ERR, 2270 "psm%d: unable to set the command byte (psmopen).\n", 2271 sc->unit); 2272 return (EIO); 2273 } 2274 /* 2275 * Now that the keyboard controller is told not to generate 2276 * the keyboard and mouse interrupts, call `splx()' to allow 2277 * the other tty interrupts. The clock interrupt may also occur, 2278 * but timeout routines will be blocked by the poll flag set 2279 * via `kbdc_lock()' 2280 */ 2281 splx(s); 2282 2283 /* enable the mouse device */ 2284 err = doopen(sc, command_byte); 2285 2286 /* done */ 2287 kbdc_lock(sc->kbdc, FALSE); 2288 return (err); 2289 } 2290 2291 static int 2292 psmclose(struct psm_softc *sc) 2293 { 2294 int stat[3]; 2295 int command_byte; 2296 int s; 2297 2298 /* don't let timeout routines in the keyboard driver to poll the kbdc */ 2299 if (!kbdc_lock(sc->kbdc, TRUE)) 2300 return (EIO); 2301 2302 /* save the current controller command byte */ 2303 s = spltty(); 2304 command_byte = get_controller_command_byte(sc->kbdc); 2305 if (command_byte == -1) { 2306 kbdc_lock(sc->kbdc, FALSE); 2307 splx(s); 2308 return (EIO); 2309 } 2310 2311 /* disable the aux interrupt and temporalily disable the keyboard */ 2312 if (!set_controller_command_byte(sc->kbdc, 2313 kbdc_get_device_mask(sc->kbdc), 2314 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2315 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2316 log(LOG_ERR, 2317 "psm%d: failed to disable the aux int (psmclose).\n", 2318 sc->unit); 2319 /* CONTROLLER ERROR; 2320 * NOTE: we shall force our way through. Because the only 2321 * ill effect we shall see is that we may not be able 2322 * to read ACK from the mouse, and it doesn't matter much 2323 * so long as the mouse will accept the DISABLE command. 2324 */ 2325 } 2326 splx(s); 2327 2328 /* stop the watchdog timer */ 2329 callout_stop(&sc->callout); 2330 2331 /* remove anything left in the output buffer */ 2332 empty_aux_buffer(sc->kbdc, 10); 2333 2334 /* disable the aux device, port and interrupt */ 2335 if (sc->state & PSM_VALID) { 2336 if (!disable_aux_dev(sc->kbdc)) { 2337 /* MOUSE ERROR; 2338 * NOTE: we don't return (error) and continue, 2339 * pretending we have successfully disabled the device. 2340 * It's OK because the interrupt routine will discard 2341 * any data from the mouse hereafter. 2342 */ 2343 log(LOG_ERR, 2344 "psm%d: failed to disable the device (psmclose).\n", 2345 sc->unit); 2346 } 2347 2348 if (get_mouse_status(sc->kbdc, stat, 0, 3) < 3) 2349 log(LOG_DEBUG, 2350 "psm%d: failed to get status (psmclose).\n", 2351 sc->unit); 2352 } 2353 2354 if (!set_controller_command_byte(sc->kbdc, 2355 kbdc_get_device_mask(sc->kbdc), 2356 (command_byte & KBD_KBD_CONTROL_BITS) | 2357 KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2358 /* 2359 * CONTROLLER ERROR; 2360 * we shall ignore this error; see the above comment. 2361 */ 2362 log(LOG_ERR, 2363 "psm%d: failed to disable the aux port (psmclose).\n", 2364 sc->unit); 2365 } 2366 2367 /* remove anything left in the output buffer */ 2368 empty_aux_buffer(sc->kbdc, 10); 2369 2370 /* close is almost always successful */ 2371 kbdc_lock(sc->kbdc, FALSE); 2372 return (0); 2373 } 2374 2375 static int 2376 tame_mouse(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *status, 2377 u_char *buf) 2378 { 2379 static u_char butmapps2[8] = { 2380 0, 2381 MOUSE_PS2_BUTTON1DOWN, 2382 MOUSE_PS2_BUTTON2DOWN, 2383 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN, 2384 MOUSE_PS2_BUTTON3DOWN, 2385 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON3DOWN, 2386 MOUSE_PS2_BUTTON2DOWN | MOUSE_PS2_BUTTON3DOWN, 2387 MOUSE_PS2_BUTTON1DOWN | MOUSE_PS2_BUTTON2DOWN | 2388 MOUSE_PS2_BUTTON3DOWN, 2389 }; 2390 static u_char butmapmsc[8] = { 2391 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP | 2392 MOUSE_MSC_BUTTON3UP, 2393 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 2394 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 2395 MOUSE_MSC_BUTTON3UP, 2396 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 2397 MOUSE_MSC_BUTTON2UP, 2398 MOUSE_MSC_BUTTON1UP, 2399 0, 2400 }; 2401 int mapped; 2402 int i; 2403 2404 if (sc->mode.level == PSM_LEVEL_BASE) { 2405 mapped = status->button & ~MOUSE_BUTTON4DOWN; 2406 if (status->button & MOUSE_BUTTON4DOWN) 2407 mapped |= MOUSE_BUTTON1DOWN; 2408 status->button = mapped; 2409 buf[0] = MOUSE_PS2_SYNC | butmapps2[mapped & MOUSE_STDBUTTONS]; 2410 i = imax(imin(status->dx, 255), -256); 2411 if (i < 0) 2412 buf[0] |= MOUSE_PS2_XNEG; 2413 buf[1] = i; 2414 i = imax(imin(status->dy, 255), -256); 2415 if (i < 0) 2416 buf[0] |= MOUSE_PS2_YNEG; 2417 buf[2] = i; 2418 return (MOUSE_PS2_PACKETSIZE); 2419 } else if (sc->mode.level == PSM_LEVEL_STANDARD) { 2420 buf[0] = MOUSE_MSC_SYNC | 2421 butmapmsc[status->button & MOUSE_STDBUTTONS]; 2422 i = imax(imin(status->dx, 255), -256); 2423 buf[1] = i >> 1; 2424 buf[3] = i - buf[1]; 2425 i = imax(imin(status->dy, 255), -256); 2426 buf[2] = i >> 1; 2427 buf[4] = i - buf[2]; 2428 i = imax(imin(status->dz, 127), -128); 2429 buf[5] = (i >> 1) & 0x7f; 2430 buf[6] = (i - (i >> 1)) & 0x7f; 2431 buf[7] = (~status->button >> 3) & 0x7f; 2432 return (MOUSE_SYS_PACKETSIZE); 2433 } 2434 return (pb->inputbytes); 2435 } 2436 2437 static int 2438 psmread(struct cdev *dev, struct uio *uio, int flag) 2439 { 2440 struct psm_softc *sc = dev->si_drv1; 2441 u_char buf[PSM_SMALLBUFSIZE]; 2442 int error = 0; 2443 int s; 2444 int l; 2445 2446 if ((sc->state & PSM_VALID) == 0) 2447 return (EIO); 2448 2449 /* block until mouse activity occurred */ 2450 s = spltty(); 2451 while (sc->queue.count <= 0) { 2452 if (dev != sc->bdev) { 2453 splx(s); 2454 return (EWOULDBLOCK); 2455 } 2456 sc->state |= PSM_ASLP; 2457 error = tsleep(sc, PZERO | PCATCH, "psmrea", 0); 2458 sc->state &= ~PSM_ASLP; 2459 if (error) { 2460 splx(s); 2461 return (error); 2462 } else if ((sc->state & PSM_VALID) == 0) { 2463 /* the device disappeared! */ 2464 splx(s); 2465 return (EIO); 2466 } 2467 } 2468 splx(s); 2469 2470 /* copy data to the user land */ 2471 while ((sc->queue.count > 0) && (uio->uio_resid > 0)) { 2472 s = spltty(); 2473 l = imin(sc->queue.count, uio->uio_resid); 2474 if (l > sizeof(buf)) 2475 l = sizeof(buf); 2476 if (l > sizeof(sc->queue.buf) - sc->queue.head) { 2477 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], 2478 sizeof(sc->queue.buf) - sc->queue.head); 2479 bcopy(&sc->queue.buf[0], 2480 &buf[sizeof(sc->queue.buf) - sc->queue.head], 2481 l - (sizeof(sc->queue.buf) - sc->queue.head)); 2482 } else 2483 bcopy(&sc->queue.buf[sc->queue.head], &buf[0], l); 2484 sc->queue.count -= l; 2485 sc->queue.head = (sc->queue.head + l) % sizeof(sc->queue.buf); 2486 splx(s); 2487 error = uiomove(buf, l, uio); 2488 if (error) 2489 break; 2490 } 2491 2492 return (error); 2493 } 2494 2495 static int 2496 block_mouse_data(struct psm_softc *sc, int *c) 2497 { 2498 int s; 2499 2500 if (!kbdc_lock(sc->kbdc, TRUE)) 2501 return (EIO); 2502 2503 s = spltty(); 2504 *c = get_controller_command_byte(sc->kbdc); 2505 if ((*c == -1) || !set_controller_command_byte(sc->kbdc, 2506 kbdc_get_device_mask(sc->kbdc), 2507 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT | 2508 KBD_ENABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 2509 /* this is CONTROLLER ERROR */ 2510 splx(s); 2511 kbdc_lock(sc->kbdc, FALSE); 2512 return (EIO); 2513 } 2514 2515 /* 2516 * The device may be in the middle of status data transmission. 2517 * The transmission will be interrupted, thus, incomplete status 2518 * data must be discarded. Although the aux interrupt is disabled 2519 * at the keyboard controller level, at most one aux interrupt 2520 * may have already been pending and a data byte is in the 2521 * output buffer; throw it away. Note that the second argument 2522 * to `empty_aux_buffer()' is zero, so that the call will just 2523 * flush the internal queue. 2524 * `psmintr()' will be invoked after `splx()' if an interrupt is 2525 * pending; it will see no data and returns immediately. 2526 */ 2527 empty_aux_buffer(sc->kbdc, 0); /* flush the queue */ 2528 read_aux_data_no_wait(sc->kbdc); /* throw away data if any */ 2529 flushpackets(sc); 2530 splx(s); 2531 2532 return (0); 2533 } 2534 2535 static void 2536 dropqueue(struct psm_softc *sc) 2537 { 2538 2539 sc->queue.count = 0; 2540 sc->queue.head = 0; 2541 sc->queue.tail = 0; 2542 if ((sc->state & PSM_SOFTARMED) != 0) { 2543 sc->state &= ~PSM_SOFTARMED; 2544 callout_stop(&sc->softcallout); 2545 } 2546 sc->pqueue_start = sc->pqueue_end; 2547 } 2548 2549 static void 2550 flushpackets(struct psm_softc *sc) 2551 { 2552 2553 dropqueue(sc); 2554 bzero(&sc->pqueue, sizeof(sc->pqueue)); 2555 } 2556 2557 static int 2558 unblock_mouse_data(struct psm_softc *sc, int c) 2559 { 2560 int error = 0; 2561 2562 /* 2563 * We may have seen a part of status data during `set_mouse_XXX()'. 2564 * they have been queued; flush it. 2565 */ 2566 empty_aux_buffer(sc->kbdc, 0); 2567 2568 /* restore ports and interrupt */ 2569 if (!set_controller_command_byte(sc->kbdc, 2570 kbdc_get_device_mask(sc->kbdc), 2571 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 2572 /* 2573 * CONTROLLER ERROR; this is serious, we may have 2574 * been left with the inaccessible keyboard and 2575 * the disabled mouse interrupt. 2576 */ 2577 error = EIO; 2578 } 2579 2580 kbdc_lock(sc->kbdc, FALSE); 2581 return (error); 2582 } 2583 2584 static int 2585 psmwrite(struct cdev *dev, struct uio *uio, int flag) 2586 { 2587 struct psm_softc *sc = dev->si_drv1; 2588 u_char buf[PSM_SMALLBUFSIZE]; 2589 int error = 0, i, l; 2590 2591 if ((sc->state & PSM_VALID) == 0) 2592 return (EIO); 2593 2594 if (sc->mode.level < PSM_LEVEL_NATIVE) 2595 return (ENODEV); 2596 2597 /* copy data from the user land */ 2598 while (uio->uio_resid > 0) { 2599 l = imin(PSM_SMALLBUFSIZE, uio->uio_resid); 2600 error = uiomove(buf, l, uio); 2601 if (error) 2602 break; 2603 for (i = 0; i < l; i++) { 2604 VLOG(4, (LOG_DEBUG, "psm: cmd 0x%x\n", buf[i])); 2605 if (!write_aux_command(sc->kbdc, buf[i])) { 2606 VLOG(2, (LOG_DEBUG, 2607 "psm: cmd 0x%x failed.\n", buf[i])); 2608 return (reinitialize(sc, FALSE)); 2609 } 2610 } 2611 } 2612 2613 return (error); 2614 } 2615 2616 static int 2617 psmioctl(struct cdev *dev, u_long cmd, caddr_t addr, int flag, 2618 struct thread *td) 2619 { 2620 struct psm_softc *sc = dev->si_drv1; 2621 mousemode_t mode; 2622 mousestatus_t status; 2623 mousedata_t *data; 2624 int stat[3]; 2625 int command_byte; 2626 int error = 0; 2627 int s; 2628 2629 /* Perform IOCTL command */ 2630 switch (cmd) { 2631 case OLD_MOUSE_GETHWINFO: 2632 s = spltty(); 2633 ((old_mousehw_t *)addr)->buttons = sc->hw.buttons; 2634 ((old_mousehw_t *)addr)->iftype = sc->hw.iftype; 2635 ((old_mousehw_t *)addr)->type = sc->hw.type; 2636 ((old_mousehw_t *)addr)->hwid = sc->hw.hwid & 0x00ff; 2637 splx(s); 2638 break; 2639 2640 case MOUSE_GETHWINFO: 2641 s = spltty(); 2642 *(mousehw_t *)addr = sc->hw; 2643 if (sc->mode.level == PSM_LEVEL_BASE) 2644 ((mousehw_t *)addr)->model = MOUSE_MODEL_GENERIC; 2645 splx(s); 2646 break; 2647 2648 case MOUSE_SYN_GETHWINFO: 2649 s = spltty(); 2650 if (sc->synhw.infoMajor >= 4) 2651 *(synapticshw_t *)addr = sc->synhw; 2652 else 2653 error = EINVAL; 2654 splx(s); 2655 break; 2656 2657 case OLD_MOUSE_GETMODE: 2658 s = spltty(); 2659 switch (sc->mode.level) { 2660 case PSM_LEVEL_BASE: 2661 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2662 break; 2663 case PSM_LEVEL_STANDARD: 2664 ((old_mousemode_t *)addr)->protocol = 2665 MOUSE_PROTO_SYSMOUSE; 2666 break; 2667 case PSM_LEVEL_NATIVE: 2668 ((old_mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2669 break; 2670 } 2671 ((old_mousemode_t *)addr)->rate = sc->mode.rate; 2672 ((old_mousemode_t *)addr)->resolution = sc->mode.resolution; 2673 ((old_mousemode_t *)addr)->accelfactor = sc->mode.accelfactor; 2674 splx(s); 2675 break; 2676 2677 case MOUSE_GETMODE: 2678 s = spltty(); 2679 *(mousemode_t *)addr = sc->mode; 2680 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 2681 ((mousemode_t *)addr)->syncmask[0] = 0; 2682 ((mousemode_t *)addr)->syncmask[1] = 0; 2683 } 2684 ((mousemode_t *)addr)->resolution = 2685 MOUSE_RES_LOW - sc->mode.resolution; 2686 switch (sc->mode.level) { 2687 case PSM_LEVEL_BASE: 2688 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2689 ((mousemode_t *)addr)->packetsize = 2690 MOUSE_PS2_PACKETSIZE; 2691 break; 2692 case PSM_LEVEL_STANDARD: 2693 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_SYSMOUSE; 2694 ((mousemode_t *)addr)->packetsize = 2695 MOUSE_SYS_PACKETSIZE; 2696 ((mousemode_t *)addr)->syncmask[0] = MOUSE_SYS_SYNCMASK; 2697 ((mousemode_t *)addr)->syncmask[1] = MOUSE_SYS_SYNC; 2698 break; 2699 case PSM_LEVEL_NATIVE: 2700 /* FIXME: this isn't quite correct... XXX */ 2701 ((mousemode_t *)addr)->protocol = MOUSE_PROTO_PS2; 2702 break; 2703 } 2704 splx(s); 2705 break; 2706 2707 case OLD_MOUSE_SETMODE: 2708 case MOUSE_SETMODE: 2709 if (cmd == OLD_MOUSE_SETMODE) { 2710 mode.rate = ((old_mousemode_t *)addr)->rate; 2711 /* 2712 * resolution old I/F new I/F 2713 * default 0 0 2714 * low 1 -2 2715 * medium low 2 -3 2716 * medium high 3 -4 2717 * high 4 -5 2718 */ 2719 if (((old_mousemode_t *)addr)->resolution > 0) 2720 mode.resolution = 2721 -((old_mousemode_t *)addr)->resolution - 1; 2722 else 2723 mode.resolution = 0; 2724 mode.accelfactor = 2725 ((old_mousemode_t *)addr)->accelfactor; 2726 mode.level = -1; 2727 } else 2728 mode = *(mousemode_t *)addr; 2729 2730 /* adjust and validate parameters. */ 2731 if (mode.rate > UCHAR_MAX) 2732 return (EINVAL); 2733 if (mode.rate == 0) 2734 mode.rate = sc->dflt_mode.rate; 2735 else if (mode.rate == -1) 2736 /* don't change the current setting */ 2737 ; 2738 else if (mode.rate < 0) 2739 return (EINVAL); 2740 if (mode.resolution >= UCHAR_MAX) 2741 return (EINVAL); 2742 if (mode.resolution >= 200) 2743 mode.resolution = MOUSE_RES_HIGH; 2744 else if (mode.resolution >= 100) 2745 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2746 else if (mode.resolution >= 50) 2747 mode.resolution = MOUSE_RES_MEDIUMLOW; 2748 else if (mode.resolution > 0) 2749 mode.resolution = MOUSE_RES_LOW; 2750 if (mode.resolution == MOUSE_RES_DEFAULT) 2751 mode.resolution = sc->dflt_mode.resolution; 2752 else if (mode.resolution == -1) 2753 /* don't change the current setting */ 2754 ; 2755 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2756 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2757 if (mode.level == -1) 2758 /* don't change the current setting */ 2759 mode.level = sc->mode.level; 2760 else if ((mode.level < PSM_LEVEL_MIN) || 2761 (mode.level > PSM_LEVEL_MAX)) 2762 return (EINVAL); 2763 if (mode.accelfactor == -1) 2764 /* don't change the current setting */ 2765 mode.accelfactor = sc->mode.accelfactor; 2766 else if (mode.accelfactor < 0) 2767 return (EINVAL); 2768 2769 /* don't allow anybody to poll the keyboard controller */ 2770 error = block_mouse_data(sc, &command_byte); 2771 if (error) 2772 return (error); 2773 2774 /* set mouse parameters */ 2775 if (mode.rate > 0) 2776 mode.rate = set_mouse_sampling_rate(sc->kbdc, 2777 mode.rate); 2778 if (mode.resolution >= 0) 2779 mode.resolution = 2780 set_mouse_resolution(sc->kbdc, mode.resolution); 2781 set_mouse_scaling(sc->kbdc, 1); 2782 get_mouse_status(sc->kbdc, stat, 0, 3); 2783 2784 s = spltty(); 2785 sc->mode.rate = mode.rate; 2786 sc->mode.resolution = mode.resolution; 2787 sc->mode.accelfactor = mode.accelfactor; 2788 sc->mode.level = mode.level; 2789 splx(s); 2790 2791 unblock_mouse_data(sc, command_byte); 2792 break; 2793 2794 case MOUSE_GETLEVEL: 2795 *(int *)addr = sc->mode.level; 2796 break; 2797 2798 case MOUSE_SETLEVEL: 2799 if ((*(int *)addr < PSM_LEVEL_MIN) || 2800 (*(int *)addr > PSM_LEVEL_MAX)) 2801 return (EINVAL); 2802 sc->mode.level = *(int *)addr; 2803 break; 2804 2805 case MOUSE_GETSTATUS: 2806 s = spltty(); 2807 status = sc->status; 2808 sc->status.flags = 0; 2809 sc->status.obutton = sc->status.button; 2810 sc->status.button = 0; 2811 sc->status.dx = 0; 2812 sc->status.dy = 0; 2813 sc->status.dz = 0; 2814 splx(s); 2815 *(mousestatus_t *)addr = status; 2816 break; 2817 2818 case MOUSE_READSTATE: 2819 case MOUSE_READDATA: 2820 data = (mousedata_t *)addr; 2821 if (data->len > sizeof(data->buf)/sizeof(data->buf[0])) 2822 return (EINVAL); 2823 2824 error = block_mouse_data(sc, &command_byte); 2825 if (error) 2826 return (error); 2827 if ((data->len = get_mouse_status(sc->kbdc, data->buf, 2828 (cmd == MOUSE_READDATA) ? 1 : 0, data->len)) <= 0) 2829 error = EIO; 2830 unblock_mouse_data(sc, command_byte); 2831 break; 2832 2833 #if (defined(MOUSE_SETRESOLUTION)) 2834 case MOUSE_SETRESOLUTION: 2835 mode.resolution = *(int *)addr; 2836 if (mode.resolution >= UCHAR_MAX) 2837 return (EINVAL); 2838 else if (mode.resolution >= 200) 2839 mode.resolution = MOUSE_RES_HIGH; 2840 else if (mode.resolution >= 100) 2841 mode.resolution = MOUSE_RES_MEDIUMHIGH; 2842 else if (mode.resolution >= 50) 2843 mode.resolution = MOUSE_RES_MEDIUMLOW; 2844 else if (mode.resolution > 0) 2845 mode.resolution = MOUSE_RES_LOW; 2846 if (mode.resolution == MOUSE_RES_DEFAULT) 2847 mode.resolution = sc->dflt_mode.resolution; 2848 else if (mode.resolution == -1) 2849 mode.resolution = sc->mode.resolution; 2850 else if (mode.resolution < 0) /* MOUSE_RES_LOW/MEDIUM/HIGH */ 2851 mode.resolution = MOUSE_RES_LOW - mode.resolution; 2852 2853 error = block_mouse_data(sc, &command_byte); 2854 if (error) 2855 return (error); 2856 sc->mode.resolution = 2857 set_mouse_resolution(sc->kbdc, mode.resolution); 2858 if (sc->mode.resolution != mode.resolution) 2859 error = EIO; 2860 unblock_mouse_data(sc, command_byte); 2861 break; 2862 #endif /* MOUSE_SETRESOLUTION */ 2863 2864 #if (defined(MOUSE_SETRATE)) 2865 case MOUSE_SETRATE: 2866 mode.rate = *(int *)addr; 2867 if (mode.rate > UCHAR_MAX) 2868 return (EINVAL); 2869 if (mode.rate == 0) 2870 mode.rate = sc->dflt_mode.rate; 2871 else if (mode.rate < 0) 2872 mode.rate = sc->mode.rate; 2873 2874 error = block_mouse_data(sc, &command_byte); 2875 if (error) 2876 return (error); 2877 sc->mode.rate = set_mouse_sampling_rate(sc->kbdc, mode.rate); 2878 if (sc->mode.rate != mode.rate) 2879 error = EIO; 2880 unblock_mouse_data(sc, command_byte); 2881 break; 2882 #endif /* MOUSE_SETRATE */ 2883 2884 #if (defined(MOUSE_SETSCALING)) 2885 case MOUSE_SETSCALING: 2886 if ((*(int *)addr <= 0) || (*(int *)addr > 2)) 2887 return (EINVAL); 2888 2889 error = block_mouse_data(sc, &command_byte); 2890 if (error) 2891 return (error); 2892 if (!set_mouse_scaling(sc->kbdc, *(int *)addr)) 2893 error = EIO; 2894 unblock_mouse_data(sc, command_byte); 2895 break; 2896 #endif /* MOUSE_SETSCALING */ 2897 2898 #if (defined(MOUSE_GETHWID)) 2899 case MOUSE_GETHWID: 2900 error = block_mouse_data(sc, &command_byte); 2901 if (error) 2902 return (error); 2903 sc->hw.hwid &= ~0x00ff; 2904 sc->hw.hwid |= get_aux_id(sc->kbdc); 2905 *(int *)addr = sc->hw.hwid & 0x00ff; 2906 unblock_mouse_data(sc, command_byte); 2907 break; 2908 #endif /* MOUSE_GETHWID */ 2909 2910 case FIONBIO: 2911 case FIOASYNC: 2912 break; 2913 case FIOSETOWN: 2914 error = fsetown(*(int *)addr, &sc->async); 2915 break; 2916 case FIOGETOWN: 2917 *(int *) addr = fgetown(&sc->async); 2918 break; 2919 default: 2920 return (ENOTTY); 2921 } 2922 2923 return (error); 2924 } 2925 2926 static void 2927 psmtimeout(void *arg) 2928 { 2929 struct psm_softc *sc; 2930 int s; 2931 2932 sc = (struct psm_softc *)arg; 2933 s = spltty(); 2934 if (sc->watchdog && kbdc_lock(sc->kbdc, TRUE)) { 2935 VLOG(6, (LOG_DEBUG, "psm%d: lost interrupt?\n", sc->unit)); 2936 psmintr(sc); 2937 kbdc_lock(sc->kbdc, FALSE); 2938 } 2939 sc->watchdog = TRUE; 2940 splx(s); 2941 callout_reset(&sc->callout, hz, psmtimeout, sc); 2942 } 2943 2944 /* Add all sysctls under the debug.psm and hw.psm nodes */ 2945 static SYSCTL_NODE(_debug, OID_AUTO, psm, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 2946 "ps/2 mouse"); 2947 static SYSCTL_NODE(_hw, OID_AUTO, psm, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 2948 "ps/2 mouse"); 2949 2950 SYSCTL_INT(_debug_psm, OID_AUTO, loglevel, CTLFLAG_RWTUN, &verbose, 0, 2951 "Verbosity level"); 2952 2953 static int psmhz = 20; 2954 SYSCTL_INT(_debug_psm, OID_AUTO, hz, CTLFLAG_RW, &psmhz, 0, 2955 "Frequency of the softcallout (in hz)"); 2956 static int psmerrsecs = 2; 2957 SYSCTL_INT(_debug_psm, OID_AUTO, errsecs, CTLFLAG_RW, &psmerrsecs, 0, 2958 "Number of seconds during which packets will dropped after a sync error"); 2959 static int psmerrusecs = 0; 2960 SYSCTL_INT(_debug_psm, OID_AUTO, errusecs, CTLFLAG_RW, &psmerrusecs, 0, 2961 "Microseconds to add to psmerrsecs"); 2962 static int psmsecs = 0; 2963 SYSCTL_INT(_debug_psm, OID_AUTO, secs, CTLFLAG_RW, &psmsecs, 0, 2964 "Max number of seconds between soft interrupts"); 2965 static int psmusecs = 500000; 2966 SYSCTL_INT(_debug_psm, OID_AUTO, usecs, CTLFLAG_RW, &psmusecs, 0, 2967 "Microseconds to add to psmsecs"); 2968 static int pkterrthresh = 2; 2969 SYSCTL_INT(_debug_psm, OID_AUTO, pkterrthresh, CTLFLAG_RW, &pkterrthresh, 0, 2970 "Number of error packets allowed before reinitializing the mouse"); 2971 2972 SYSCTL_INT(_hw_psm, OID_AUTO, tap_enabled, CTLFLAG_RWTUN, &tap_enabled, 0, 2973 "Enable tap and drag gestures"); 2974 static int tap_threshold = PSM_TAP_THRESHOLD; 2975 SYSCTL_INT(_hw_psm, OID_AUTO, tap_threshold, CTLFLAG_RW, &tap_threshold, 0, 2976 "Button tap threshold"); 2977 static int tap_timeout = PSM_TAP_TIMEOUT; 2978 SYSCTL_INT(_hw_psm, OID_AUTO, tap_timeout, CTLFLAG_RW, &tap_timeout, 0, 2979 "Tap timeout for touchpads"); 2980 2981 /* Tunables */ 2982 SYSCTL_INT(_hw_psm, OID_AUTO, synaptics_support, CTLFLAG_RDTUN, 2983 &synaptics_support, 0, "Enable support for Synaptics touchpads"); 2984 2985 SYSCTL_INT(_hw_psm, OID_AUTO, trackpoint_support, CTLFLAG_RDTUN, 2986 &trackpoint_support, 0, "Enable support for IBM/Lenovo TrackPoint"); 2987 2988 SYSCTL_INT(_hw_psm, OID_AUTO, elantech_support, CTLFLAG_RDTUN, 2989 &elantech_support, 0, "Enable support for Elantech touchpads"); 2990 2991 SYSCTL_INT(_hw_psm, OID_AUTO, mux_disabled, CTLFLAG_RDTUN, 2992 &mux_disabled, 0, "Disable active multiplexing"); 2993 2994 static void 2995 psmintr(void *arg) 2996 { 2997 struct psm_softc *sc = arg; 2998 struct timeval now; 2999 int c; 3000 packetbuf_t *pb; 3001 3002 if (aux_mux_is_enabled(sc->kbdc)) 3003 VLOG(2, (LOG_DEBUG, "psmintr: active multiplexing mode is not " 3004 "supported!\n")); 3005 3006 /* read until there is nothing to read */ 3007 while((c = read_aux_data_no_wait(sc->kbdc)) != -1) { 3008 pb = &sc->pqueue[sc->pqueue_end]; 3009 3010 /* discard the byte if the device is not open */ 3011 if (!(sc->state & (PSM_OPEN | PSM_EV_OPEN_R | PSM_EV_OPEN_A))) 3012 continue; 3013 3014 getmicrouptime(&now); 3015 if ((pb->inputbytes > 0) && 3016 timevalcmp(&now, &sc->inputtimeout, >)) { 3017 VLOG(3, (LOG_DEBUG, "psmintr: delay too long; " 3018 "resetting byte count\n")); 3019 pb->inputbytes = 0; 3020 sc->syncerrors = 0; 3021 sc->pkterrors = 0; 3022 } 3023 sc->inputtimeout.tv_sec = PSM_INPUT_TIMEOUT / 1000000; 3024 sc->inputtimeout.tv_usec = PSM_INPUT_TIMEOUT % 1000000; 3025 timevaladd(&sc->inputtimeout, &now); 3026 3027 pb->ipacket[pb->inputbytes++] = c; 3028 3029 if (sc->mode.level == PSM_LEVEL_NATIVE) { 3030 VLOG(4, (LOG_DEBUG, "psmintr: %02x\n", pb->ipacket[0])); 3031 sc->syncerrors = 0; 3032 sc->pkterrors = 0; 3033 goto next; 3034 } else { 3035 if (pb->inputbytes < sc->mode.packetsize) 3036 continue; 3037 3038 VLOG(4, (LOG_DEBUG, 3039 "psmintr: %02x %02x %02x %02x %02x %02x\n", 3040 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3041 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3042 } 3043 3044 c = pb->ipacket[0]; 3045 3046 if ((sc->flags & PSM_NEED_SYNCBITS) != 0) { 3047 sc->mode.syncmask[1] = (c & sc->mode.syncmask[0]); 3048 sc->flags &= ~PSM_NEED_SYNCBITS; 3049 VLOG(2, (LOG_DEBUG, 3050 "psmintr: Sync bytes now %04x,%04x\n", 3051 sc->mode.syncmask[0], sc->mode.syncmask[1])); 3052 } else if ((sc->config & PSM_CONFIG_NOCHECKSYNC) == 0 && 3053 (c & sc->mode.syncmask[0]) != sc->mode.syncmask[1]) { 3054 VLOG(3, (LOG_DEBUG, "psmintr: out of sync " 3055 "(%04x != %04x) %d cmds since last error.\n", 3056 c & sc->mode.syncmask[0], sc->mode.syncmask[1], 3057 sc->cmdcount - sc->lasterr)); 3058 sc->lasterr = sc->cmdcount; 3059 /* 3060 * The sync byte test is a weak measure of packet 3061 * validity. Conservatively discard any input yet 3062 * to be seen by userland when we detect a sync 3063 * error since there is a good chance some of 3064 * the queued packets have undetected errors. 3065 */ 3066 dropqueue(sc); 3067 if (sc->syncerrors == 0) 3068 sc->pkterrors++; 3069 ++sc->syncerrors; 3070 sc->lastinputerr = now; 3071 if (sc->syncerrors >= sc->mode.packetsize * 2 || 3072 sc->pkterrors >= pkterrthresh) { 3073 /* 3074 * If we've failed to find a single sync byte 3075 * in 2 packets worth of data, or we've seen 3076 * persistent packet errors during the 3077 * validation period, reinitialize the mouse 3078 * in hopes of returning it to the expected 3079 * mode. 3080 */ 3081 VLOG(3, (LOG_DEBUG, 3082 "psmintr: reset the mouse.\n")); 3083 reinitialize(sc, TRUE); 3084 } else if (sc->syncerrors == sc->mode.packetsize) { 3085 /* 3086 * Try a soft reset after searching for a sync 3087 * byte through a packet length of bytes. 3088 */ 3089 VLOG(3, (LOG_DEBUG, 3090 "psmintr: re-enable the mouse.\n")); 3091 pb->inputbytes = 0; 3092 disable_aux_dev(sc->kbdc); 3093 enable_aux_dev(sc->kbdc); 3094 } else { 3095 VLOG(3, (LOG_DEBUG, 3096 "psmintr: discard a byte (%d)\n", 3097 sc->syncerrors)); 3098 pb->inputbytes--; 3099 bcopy(&pb->ipacket[1], &pb->ipacket[0], 3100 pb->inputbytes); 3101 } 3102 continue; 3103 } 3104 3105 /* 3106 * We have what appears to be a valid packet. 3107 * Reset the error counters. 3108 */ 3109 sc->syncerrors = 0; 3110 3111 /* 3112 * Drop even good packets if they occur within a timeout 3113 * period of a sync error. This allows the detection of 3114 * a change in the mouse's packet mode without exposing 3115 * erratic mouse behavior to the user. Some KVMs forget 3116 * enhanced mouse modes during switch events. 3117 */ 3118 if (!timeelapsed(&sc->lastinputerr, psmerrsecs, psmerrusecs, 3119 &now)) { 3120 pb->inputbytes = 0; 3121 continue; 3122 } 3123 3124 /* 3125 * Now that we're out of the validation period, reset 3126 * the packet error count. 3127 */ 3128 sc->pkterrors = 0; 3129 3130 sc->cmdcount++; 3131 next: 3132 if (++sc->pqueue_end >= PSM_PACKETQUEUE) 3133 sc->pqueue_end = 0; 3134 /* 3135 * If we've filled the queue then call the softintr ourselves, 3136 * otherwise schedule the interrupt for later. 3137 * Do not postpone interrupts for absolute devices as it 3138 * affects tap detection timings. 3139 */ 3140 if (sc->hw.model == MOUSE_MODEL_SYNAPTICS || 3141 sc->hw.model == MOUSE_MODEL_ELANTECH || 3142 !timeelapsed(&sc->lastsoftintr, psmsecs, psmusecs, &now) || 3143 (sc->pqueue_end == sc->pqueue_start)) { 3144 if ((sc->state & PSM_SOFTARMED) != 0) { 3145 sc->state &= ~PSM_SOFTARMED; 3146 callout_stop(&sc->softcallout); 3147 } 3148 psmsoftintr(arg); 3149 } else if ((sc->state & PSM_SOFTARMED) == 0) { 3150 sc->state |= PSM_SOFTARMED; 3151 callout_reset(&sc->softcallout, 3152 psmhz < 1 ? 1 : (hz/psmhz), psmsoftintr, arg); 3153 } 3154 } 3155 } 3156 3157 static void 3158 proc_mmanplus(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3159 int *x, int *y, int *z) 3160 { 3161 3162 /* 3163 * PS2++ protocol packet 3164 * 3165 * b7 b6 b5 b4 b3 b2 b1 b0 3166 * byte 1: * 1 p3 p2 1 * * * 3167 * byte 2: c1 c2 p1 p0 d1 d0 1 0 3168 * 3169 * p3-p0: packet type 3170 * c1, c2: c1 & c2 == 1, if p2 == 0 3171 * c1 & c2 == 0, if p2 == 1 3172 * 3173 * packet type: 0 (device type) 3174 * See comments in enable_mmanplus() below. 3175 * 3176 * packet type: 1 (wheel data) 3177 * 3178 * b7 b6 b5 b4 b3 b2 b1 b0 3179 * byte 3: h * B5 B4 s d2 d1 d0 3180 * 3181 * h: 1, if horizontal roller data 3182 * 0, if vertical roller data 3183 * B4, B5: button 4 and 5 3184 * s: sign bit 3185 * d2-d0: roller data 3186 * 3187 * packet type: 2 (reserved) 3188 */ 3189 if (((pb->ipacket[0] & MOUSE_PS2PLUS_SYNCMASK) == MOUSE_PS2PLUS_SYNC) && 3190 (abs(*x) > 191) && MOUSE_PS2PLUS_CHECKBITS(pb->ipacket)) { 3191 /* 3192 * the extended data packet encodes button 3193 * and wheel events 3194 */ 3195 switch (MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket)) { 3196 case 1: 3197 /* wheel data packet */ 3198 *x = *y = 0; 3199 if (pb->ipacket[2] & 0x80) { 3200 /* XXX horizontal roller count - ignore it */ 3201 ; 3202 } else { 3203 /* vertical roller count */ 3204 *z = (pb->ipacket[2] & MOUSE_PS2PLUS_ZNEG) ? 3205 (pb->ipacket[2] & 0x0f) - 16 : 3206 (pb->ipacket[2] & 0x0f); 3207 } 3208 ms->button |= (pb->ipacket[2] & 3209 MOUSE_PS2PLUS_BUTTON4DOWN) ? 3210 MOUSE_BUTTON4DOWN : 0; 3211 ms->button |= (pb->ipacket[2] & 3212 MOUSE_PS2PLUS_BUTTON5DOWN) ? 3213 MOUSE_BUTTON5DOWN : 0; 3214 break; 3215 case 2: 3216 /* 3217 * this packet type is reserved by 3218 * Logitech... 3219 */ 3220 /* 3221 * IBM ScrollPoint Mouse uses this 3222 * packet type to encode both vertical 3223 * and horizontal scroll movement. 3224 */ 3225 *x = *y = 0; 3226 /* horizontal count */ 3227 if (pb->ipacket[2] & 0x0f) 3228 *z = (pb->ipacket[2] & MOUSE_SPOINT_WNEG) ? 3229 -2 : 2; 3230 /* vertical count */ 3231 if (pb->ipacket[2] & 0xf0) 3232 *z = (pb->ipacket[2] & MOUSE_SPOINT_ZNEG) ? 3233 -1 : 1; 3234 break; 3235 case 0: 3236 /* device type packet - shouldn't happen */ 3237 /* FALLTHROUGH */ 3238 default: 3239 *x = *y = 0; 3240 ms->button = ms->obutton; 3241 VLOG(1, (LOG_DEBUG, "psmintr: unknown PS2++ packet " 3242 "type %d: 0x%02x 0x%02x 0x%02x\n", 3243 MOUSE_PS2PLUS_PACKET_TYPE(pb->ipacket), 3244 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2])); 3245 break; 3246 } 3247 } else { 3248 /* preserve button states */ 3249 ms->button |= ms->obutton & MOUSE_EXTBUTTONS; 3250 } 3251 } 3252 3253 static int 3254 proc_synaptics(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 3255 int *x, int *y, int *z) 3256 { 3257 static int touchpad_buttons; 3258 static int guest_buttons; 3259 static int ew_finger_count; 3260 static finger_t f[PSM_FINGERS]; 3261 int w, id, nfingers, palm, ewcode, extended_buttons, clickpad_pressed; 3262 3263 extended_buttons = 0; 3264 3265 /* TouchPad PS/2 absolute mode message format with capFourButtons: 3266 * 3267 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3268 * ------------------------------------------------ 3269 * ipacket[0]: 1 0 W3 W2 0 W1 R L 3270 * ipacket[1]: Yb Ya Y9 Y8 Xb Xa X9 X8 3271 * ipacket[2]: Z7 Z6 Z5 Z4 Z3 Z2 Z1 Z0 3272 * ipacket[3]: 1 1 Yc Xc 0 W0 D^R U^L 3273 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 3274 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 3275 * 3276 * Legend: 3277 * L: left physical mouse button 3278 * R: right physical mouse button 3279 * D: down button 3280 * U: up button 3281 * W: "wrist" value 3282 * X: x position 3283 * Y: y position 3284 * Z: pressure 3285 * 3286 * Without capFourButtons but with nExtendeButtons and/or capMiddle 3287 * 3288 * Bits: 7 6 5 4 3 2 1 0 (LSB) 3289 * ------------------------------------------------------ 3290 * ipacket[3]: 1 1 Yc Xc 0 W0 E^R M^L 3291 * ipacket[4]: X7 X6 X5 X4 X3|b7 X2|b5 X1|b3 X0|b1 3292 * ipacket[5]: Y7 Y6 Y5 Y4 Y3|b8 Y2|b6 Y1|b4 Y0|b2 3293 * 3294 * Legend: 3295 * M: Middle physical mouse button 3296 * E: Extended mouse buttons reported instead of low bits of X and Y 3297 * b1-b8: Extended mouse buttons 3298 * Only ((nExtendedButtons + 1) >> 1) bits are used in packet 3299 * 4 and 5, for reading X and Y value they should be zeroed. 3300 * 3301 * Absolute reportable limits: 0 - 6143. 3302 * Typical bezel limits: 1472 - 5472. 3303 * Typical edge marings: 1632 - 5312. 3304 * 3305 * w = 3 Passthrough Packet 3306 * 3307 * Byte 2,5,6 == Byte 1,2,3 of "Guest" 3308 */ 3309 3310 if (!synaptics_support) 3311 return (0); 3312 3313 /* Sanity check for out of sync packets. */ 3314 if ((pb->ipacket[0] & 0xc8) != 0x80 || 3315 (pb->ipacket[3] & 0xc8) != 0xc0) 3316 return (-1); 3317 3318 *x = *y = 0; 3319 ms->button = ms->obutton; 3320 3321 /* 3322 * Pressure value. 3323 * Interpretation: 3324 * z = 0 No finger contact 3325 * z = 10 Finger hovering near the pad 3326 * z = 30 Very light finger contact 3327 * z = 80 Normal finger contact 3328 * z = 110 Very heavy finger contact 3329 * z = 200 Finger lying flat on pad surface 3330 * z = 255 Maximum reportable Z 3331 */ 3332 *z = pb->ipacket[2]; 3333 3334 /* 3335 * Finger width value 3336 * Interpretation: 3337 * w = 0 Two finger on the pad (capMultiFinger needed) 3338 * w = 1 Three or more fingers (capMultiFinger needed) 3339 * w = 2 Pen (instead of finger) (capPen needed) 3340 * w = 3 Reserved (passthrough?) 3341 * w = 4-7 Finger of normal width (capPalmDetect needed) 3342 * w = 8-14 Very wide finger or palm (capPalmDetect needed) 3343 * w = 15 Maximum reportable width (capPalmDetect needed) 3344 */ 3345 /* XXX Is checking capExtended enough? */ 3346 if (sc->synhw.capExtended) 3347 w = ((pb->ipacket[0] & 0x30) >> 2) | 3348 ((pb->ipacket[0] & 0x04) >> 1) | 3349 ((pb->ipacket[3] & 0x04) >> 2); 3350 else { 3351 /* Assume a finger of regular width. */ 3352 w = 4; 3353 } 3354 3355 switch (w) { 3356 case 3: 3357 /* 3358 * Handle packets from the guest device. See: 3359 * Synaptics PS/2 TouchPad Interfacing Guide, Section 5.1 3360 */ 3361 if (sc->synhw.capPassthrough || sc->muxport != PSM_NOMUX) { 3362 *x = ((pb->ipacket[1] & 0x10) ? 3363 pb->ipacket[4] - 256 : pb->ipacket[4]); 3364 *y = ((pb->ipacket[1] & 0x20) ? 3365 pb->ipacket[5] - 256 : pb->ipacket[5]); 3366 *z = 0; 3367 3368 guest_buttons = 0; 3369 if (pb->ipacket[1] & 0x01) 3370 guest_buttons |= MOUSE_BUTTON1DOWN; 3371 if (pb->ipacket[1] & 0x04) 3372 guest_buttons |= MOUSE_BUTTON2DOWN; 3373 if (pb->ipacket[1] & 0x02) 3374 guest_buttons |= MOUSE_BUTTON3DOWN; 3375 #ifdef EVDEV_SUPPORT 3376 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3377 evdev_push_rel(sc->evdev_r, REL_X, *x); 3378 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 3379 evdev_push_mouse_btn(sc->evdev_r, 3380 guest_buttons | sc->extended_buttons); 3381 evdev_sync(sc->evdev_r); 3382 } 3383 #endif 3384 ms->button = touchpad_buttons | guest_buttons | 3385 sc->extended_buttons; 3386 } 3387 goto SYNAPTICS_END; 3388 3389 case 2: 3390 /* Handle Extended W mode packets */ 3391 ewcode = (pb->ipacket[5] & 0xf0) >> 4; 3392 #if PSM_FINGERS > 1 3393 switch (ewcode) { 3394 case 1: 3395 /* Secondary finger */ 3396 if (sc->synhw.capAdvancedGestures) 3397 f[1] = (finger_t) { 3398 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3399 pb->ipacket[1]) << 1, 3400 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3401 pb->ipacket[2]) << 1, 3402 .p = ((pb->ipacket[3] & 0x30) | 3403 (pb->ipacket[5] & 0x0f)) << 1, 3404 .w = PSM_FINGER_DEFAULT_W, 3405 .flags = PSM_FINGER_FUZZY, 3406 }; 3407 else if (sc->synhw.capReportsV) 3408 f[1] = (finger_t) { 3409 .x = (((pb->ipacket[4] & 0x0f) << 8) | 3410 (pb->ipacket[1] & 0xfe)) << 1, 3411 .y = (((pb->ipacket[4] & 0xf0) << 4) | 3412 (pb->ipacket[2] & 0xfe)) << 1, 3413 .p = ((pb->ipacket[3] & 0x30) | 3414 (pb->ipacket[5] & 0x0e)) << 1, 3415 .w = (((pb->ipacket[5] & 0x01) << 2) | 3416 ((pb->ipacket[2] & 0x01) << 1) | 3417 (pb->ipacket[1] & 0x01)) + 8, 3418 .flags = PSM_FINGER_FUZZY, 3419 }; 3420 break; 3421 case 2: 3422 ew_finger_count = pb->ipacket[1] & 0x0f; 3423 default: 3424 break; 3425 } 3426 #endif 3427 goto SYNAPTICS_END; 3428 3429 case 1: 3430 if (sc->synhw.capReportsV && ew_finger_count > 3) { 3431 nfingers = ew_finger_count; 3432 break; 3433 } 3434 /* FALLTHROUGH */ 3435 case 0: 3436 nfingers = w + 2; 3437 break; 3438 3439 default: 3440 nfingers = 1; 3441 } 3442 3443 if (sc->syninfo.touchpad_off) 3444 goto SYNAPTICS_END; 3445 3446 /* Button presses */ 3447 touchpad_buttons = 0; 3448 if (pb->ipacket[0] & 0x01) 3449 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3450 if (pb->ipacket[0] & 0x02) 3451 touchpad_buttons |= MOUSE_BUTTON3DOWN; 3452 3453 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3454 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x01) 3455 touchpad_buttons |= MOUSE_BUTTON4DOWN; 3456 if ((pb->ipacket[3] ^ pb->ipacket[0]) & 0x02) 3457 touchpad_buttons |= MOUSE_BUTTON5DOWN; 3458 } else if (sc->synhw.capExtended && sc->synhw.capMiddle && 3459 !sc->synhw.capClickPad) { 3460 /* Middle Button */ 3461 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x01) 3462 touchpad_buttons |= MOUSE_BUTTON2DOWN; 3463 } else if (sc->synhw.capExtended && (sc->synhw.nExtendedButtons > 0)) { 3464 /* Extended Buttons */ 3465 if ((pb->ipacket[0] ^ pb->ipacket[3]) & 0x02) { 3466 if (sc->syninfo.directional_scrolls) { 3467 if (pb->ipacket[4] & 0x01) 3468 extended_buttons |= MOUSE_BUTTON4DOWN; 3469 if (pb->ipacket[5] & 0x01) 3470 extended_buttons |= MOUSE_BUTTON5DOWN; 3471 if (pb->ipacket[4] & 0x02) 3472 extended_buttons |= MOUSE_BUTTON6DOWN; 3473 if (pb->ipacket[5] & 0x02) 3474 extended_buttons |= MOUSE_BUTTON7DOWN; 3475 } else { 3476 if (pb->ipacket[4] & 0x01) 3477 extended_buttons |= MOUSE_BUTTON1DOWN; 3478 if (pb->ipacket[5] & 0x01) 3479 extended_buttons |= MOUSE_BUTTON3DOWN; 3480 if (pb->ipacket[4] & 0x02) 3481 extended_buttons |= MOUSE_BUTTON2DOWN; 3482 sc->extended_buttons = extended_buttons; 3483 } 3484 3485 /* 3486 * Zero out bits used by extended buttons to avoid 3487 * misinterpretation of the data absolute position. 3488 * 3489 * The bits represented by 3490 * 3491 * (nExtendedButtons + 1) >> 1 3492 * 3493 * will be masked out in both bytes. 3494 * The mask for n bits is computed with the formula 3495 * 3496 * (1 << n) - 1 3497 */ 3498 int maskedbits = 0; 3499 int mask = 0; 3500 maskedbits = (sc->synhw.nExtendedButtons + 1) >> 1; 3501 mask = (1 << maskedbits) - 1; 3502 #ifdef EVDEV_SUPPORT 3503 int i; 3504 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3505 if (sc->synhw.capPassthrough) { 3506 evdev_push_mouse_btn(sc->evdev_r, 3507 extended_buttons); 3508 evdev_sync(sc->evdev_r); 3509 } 3510 for (i = 0; i < maskedbits; i++) { 3511 evdev_push_key(sc->evdev_a, 3512 BTN_0 + i * 2, 3513 pb->ipacket[4] & (1 << i)); 3514 evdev_push_key(sc->evdev_a, 3515 BTN_0 + i * 2 + 1, 3516 pb->ipacket[5] & (1 << i)); 3517 } 3518 } 3519 #endif 3520 pb->ipacket[4] &= ~(mask); 3521 pb->ipacket[5] &= ~(mask); 3522 } else if (!sc->syninfo.directional_scrolls && 3523 !sc->gesture.in_vscroll) { 3524 /* 3525 * Keep reporting MOUSE DOWN until we get a new packet 3526 * indicating otherwise. 3527 */ 3528 extended_buttons |= sc->extended_buttons; 3529 } 3530 } 3531 3532 if (sc->synhw.capReportsV && nfingers > 1) 3533 f[0] = (finger_t) { 3534 .x = ((pb->ipacket[3] & 0x10) << 8) | 3535 ((pb->ipacket[1] & 0x0f) << 8) | 3536 (pb->ipacket[4] & 0xfd), 3537 .y = ((pb->ipacket[3] & 0x20) << 7) | 3538 ((pb->ipacket[1] & 0xf0) << 4) | 3539 (pb->ipacket[5] & 0xfd), 3540 .p = *z & 0xfe, 3541 .w = (((pb->ipacket[2] & 0x01) << 2) | 3542 (pb->ipacket[5] & 0x02) | 3543 ((pb->ipacket[4] & 0x02) >> 1)) + 8, 3544 .flags = PSM_FINGER_FUZZY, 3545 }; 3546 else 3547 f[0] = (finger_t) { 3548 .x = ((pb->ipacket[3] & 0x10) << 8) | 3549 ((pb->ipacket[1] & 0x0f) << 8) | 3550 pb->ipacket[4], 3551 .y = ((pb->ipacket[3] & 0x20) << 7) | 3552 ((pb->ipacket[1] & 0xf0) << 4) | 3553 pb->ipacket[5], 3554 .p = *z, 3555 .w = w, 3556 .flags = nfingers > 1 ? PSM_FINGER_FUZZY : 0, 3557 }; 3558 3559 /* Ignore hovering and unmeasurable touches */ 3560 if (f[0].p < sc->syninfo.min_pressure || f[0].x < 2) 3561 nfingers = 0; 3562 3563 /* Handle ClickPad */ 3564 if (sc->synhw.capClickPad) { 3565 clickpad_pressed = (pb->ipacket[0] ^ pb->ipacket[3]) & 0x01; 3566 if (sc->synhw.forcePad) { 3567 /* 3568 * Forcepads erroneously report button click if there 3569 * are 2 or more fingers on the touchpad breaking 3570 * multifinger gestures. To workaround this start 3571 * reporting a click only after 4 consecutive single 3572 * touch packets has been received. 3573 * Skip these packets in case more contacts appear. 3574 */ 3575 switch (nfingers) { 3576 case 0: 3577 sc->fpcount = 0; 3578 break; 3579 case 1: 3580 if (clickpad_pressed && sc->fpcount < INT_MAX) 3581 ++sc->fpcount; 3582 /* FALLTHROUGH */ 3583 default: 3584 if (!clickpad_pressed) 3585 sc->fpcount = 0; 3586 if (sc->fpcount >= sc->syninfo.window_min) 3587 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3588 } 3589 } else if (clickpad_pressed) 3590 touchpad_buttons |= MOUSE_BUTTON1DOWN; 3591 } 3592 3593 for (id = 0; id < PSM_FINGERS; id++) 3594 if (id >= nfingers) 3595 PSM_FINGER_RESET(f[id]); 3596 3597 #ifdef EVDEV_SUPPORT 3598 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 3599 for (id = 0; id < PSM_FINGERS; id++) 3600 if (PSM_FINGER_IS_SET(f[id])) 3601 psm_push_mt_finger(sc, id, &f[id]); 3602 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 3603 evdev_push_nfingers(sc->evdev_a, nfingers); 3604 if (nfingers > 0) 3605 psm_push_st_finger(sc, &f[0]); 3606 else 3607 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 3608 evdev_push_mouse_btn(sc->evdev_a, touchpad_buttons); 3609 if (sc->synhw.capExtended && sc->synhw.capFourButtons) { 3610 evdev_push_key(sc->evdev_a, BTN_FORWARD, 3611 touchpad_buttons & MOUSE_BUTTON4DOWN); 3612 evdev_push_key(sc->evdev_a, BTN_BACK, 3613 touchpad_buttons & MOUSE_BUTTON5DOWN); 3614 } 3615 evdev_sync(sc->evdev_a); 3616 } 3617 #endif 3618 3619 ms->button = touchpad_buttons; 3620 3621 palm = psmpalmdetect(sc, &f[0], nfingers); 3622 3623 /* Palm detection doesn't terminate the current action. */ 3624 if (!palm) 3625 psmgestures(sc, &f[0], nfingers, ms); 3626 3627 for (id = 0; id < PSM_FINGERS; id++) 3628 psmsmoother(sc, &f[id], id, ms, x, y); 3629 3630 if (palm) { 3631 *x = *y = *z = 0; 3632 ms->button = ms->obutton; 3633 return (0); 3634 } 3635 3636 ms->button |= extended_buttons | guest_buttons; 3637 3638 SYNAPTICS_END: 3639 /* 3640 * Use the extra buttons as a scrollwheel 3641 * 3642 * XXX X.Org uses the Z axis for vertical wheel only, 3643 * whereas moused(8) understands special values to differ 3644 * vertical and horizontal wheels. 3645 * 3646 * xf86-input-mouse needs therefore a small patch to 3647 * understand these special values. Without it, the 3648 * horizontal wheel acts as a vertical wheel in X.Org. 3649 * 3650 * That's why the horizontal wheel is disabled by 3651 * default for now. 3652 */ 3653 if (ms->button & MOUSE_BUTTON4DOWN) 3654 *z = -1; 3655 else if (ms->button & MOUSE_BUTTON5DOWN) 3656 *z = 1; 3657 else if (ms->button & MOUSE_BUTTON6DOWN) 3658 *z = -2; 3659 else if (ms->button & MOUSE_BUTTON7DOWN) 3660 *z = 2; 3661 else 3662 *z = 0; 3663 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 3664 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 3665 3666 return (0); 3667 } 3668 3669 static int 3670 proc_synaptics_mux(struct psm_softc *sc, packetbuf_t *pb) 3671 { 3672 int butt; 3673 3674 /* 3675 * Convert 3-byte interleaved mixture of Synaptics and generic mouse 3676 * packets into plain 6-byte Synaptics packet protocol. 3677 * While in hidden multiplexing mode KBC does some editing of the 3678 * packet stream. It remembers the button bits from the last packet 3679 * received from each device, and replaces the button bits of every 3680 * packet with the logical OR of all devices’ most recent button bits. 3681 * This button crosstalk should be filtered out as Synaptics and 3682 * generic mouse encode middle button presses in a different way. 3683 */ 3684 switch (pb->ipacket[0] & 0xc0) { 3685 case 0x80: /* First 3 bytes of Synaptics packet */ 3686 bcopy(pb->ipacket, sc->muxsave, 3); 3687 /* Compute middle mouse button supression timeout. */ 3688 sc->muxmidtimeout.tv_sec = 0; 3689 sc->muxmidtimeout.tv_usec = 50000; /* ~2-3 ints */ 3690 timevaladd(&sc->muxmidtimeout, &sc->lastsoftintr); 3691 return (1); 3692 3693 case 0xc0: /* Second 3 bytes of Synaptics packet */ 3694 /* Join two 3-bytes absolute packets */ 3695 bcopy(pb->ipacket, pb->ipacket + 3, 3); 3696 bcopy(sc->muxsave, pb->ipacket, 3); 3697 /* Prefer trackpoint buttons over touchpad's */ 3698 pb->ipacket[0] &= ~(0x08 | sc->muxmsbuttons); 3699 pb->ipacket[3] &= ~(0x08 | sc->muxmsbuttons); 3700 butt = (pb->ipacket[3] & 0x03) << 2 | (pb->ipacket[0] & 0x03); 3701 /* Add hysteresis to remove spurious middle button events */ 3702 if (butt != sc->muxtpbuttons && sc->fpcount < 1) { 3703 pb->ipacket[0] &= 0xfc; 3704 pb->ipacket[0] |= sc->muxtpbuttons & 0x03; 3705 pb->ipacket[3] &= 0xfc; 3706 pb->ipacket[3] |= sc->muxtpbuttons >> 2 & 0x03; 3707 ++sc->fpcount; 3708 } else { 3709 sc->fpcount = 0; 3710 sc->muxtpbuttons = butt; 3711 } 3712 /* Filter out impossible w induced by middle trackpoint btn */ 3713 if (sc->synhw.capExtended && !sc->synhw.capPassthrough && 3714 (pb->ipacket[0] & 0x34) == 0x04 && 3715 (pb->ipacket[3] & 0x04) == 0x04) { 3716 pb->ipacket[0] &= 0xfb; 3717 pb->ipacket[3] &= 0xfb; 3718 } 3719 sc->muxsave[0] &= 0x30; 3720 break; 3721 3722 default: /* Generic mouse (Trackpoint) packet */ 3723 /* Filter out middle button events induced by some w values */ 3724 if (sc->muxmsbuttons & 0x03 || pb->ipacket[0] & 0x03 || 3725 (timevalcmp(&sc->lastsoftintr, &sc->muxmidtimeout, <=) && 3726 (sc->muxsave[0] & 0x30 || sc->muxsave[2] > 8))) 3727 pb->ipacket[0] &= 0xfb; 3728 sc->muxmsbuttons = pb->ipacket[0] & 0x07; 3729 /* Convert to Synaptics pass-through protocol */ 3730 pb->ipacket[4] = pb->ipacket[1]; 3731 pb->ipacket[5] = pb->ipacket[2]; 3732 pb->ipacket[1] = pb->ipacket[0]; 3733 pb->ipacket[2] = 0; 3734 pb->ipacket[0] = 0x84 | (sc->muxtpbuttons & 0x03); 3735 pb->ipacket[3] = 0xc4 | (sc->muxtpbuttons >> 2 & 0x03); 3736 } 3737 3738 VLOG(4, (LOG_DEBUG, "synaptics: %02x %02x %02x %02x %02x %02x\n", 3739 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 3740 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 3741 3742 pb->inputbytes = MOUSE_SYNAPTICS_PACKETSIZE; 3743 return (0); 3744 } 3745 3746 static int 3747 psmpalmdetect(struct psm_softc *sc, finger_t *f, int nfingers) 3748 { 3749 if (!( 3750 ((sc->synhw.capMultiFinger || sc->synhw.capAdvancedGestures) && 3751 !sc->synhw.capReportsV && nfingers > 1) || 3752 (sc->synhw.capReportsV && nfingers > 2) || 3753 (sc->synhw.capPalmDetect && f->w <= sc->syninfo.max_width) || 3754 (!sc->synhw.capPalmDetect && f->p <= sc->syninfo.max_pressure) || 3755 (sc->synhw.capPen && f->flags & PSM_FINGER_IS_PEN))) { 3756 /* 3757 * We consider the packet irrelevant for the current 3758 * action when: 3759 * - the width isn't comprised in: 3760 * [1; max_width] 3761 * - the pressure isn't comprised in: 3762 * [min_pressure; max_pressure] 3763 * - pen aren't supported but PSM_FINGER_IS_PEN is set 3764 */ 3765 VLOG(2, (LOG_DEBUG, "synaptics: palm detected! (%d)\n", f->w)); 3766 return (1); 3767 } 3768 return (0); 3769 } 3770 3771 static void 3772 psmgestures(struct psm_softc *sc, finger_t *fingers, int nfingers, 3773 mousestatus_t *ms) 3774 { 3775 smoother_t *smoother; 3776 gesture_t *gest; 3777 finger_t *f; 3778 int y_ok, center_button, center_x, right_button, right_x, i; 3779 3780 f = &fingers[0]; 3781 smoother = &sc->smoother[0]; 3782 gest = &sc->gesture; 3783 3784 /* Find first active finger. */ 3785 if (nfingers > 0) { 3786 for (i = 0; i < PSM_FINGERS; i++) { 3787 if (PSM_FINGER_IS_SET(fingers[i])) { 3788 f = &fingers[i]; 3789 smoother = &sc->smoother[i]; 3790 break; 3791 } 3792 } 3793 } 3794 3795 /* 3796 * Check pressure to detect a real wanted action on the 3797 * touchpad. 3798 */ 3799 if (f->p >= sc->syninfo.min_pressure) { 3800 int x0, y0; 3801 int dxp, dyp; 3802 int start_x, start_y; 3803 int queue_len; 3804 int margin_top, margin_right, margin_bottom, margin_left; 3805 int window_min, window_max; 3806 int vscroll_hor_area, vscroll_ver_area; 3807 int two_finger_scroll; 3808 int max_x, max_y; 3809 int three_finger_drag; 3810 3811 /* Read sysctl. */ 3812 /* XXX Verify values? */ 3813 margin_top = sc->syninfo.margin_top; 3814 margin_right = sc->syninfo.margin_right; 3815 margin_bottom = sc->syninfo.margin_bottom; 3816 margin_left = sc->syninfo.margin_left; 3817 window_min = sc->syninfo.window_min; 3818 window_max = sc->syninfo.window_max; 3819 vscroll_hor_area = sc->syninfo.vscroll_hor_area; 3820 vscroll_ver_area = sc->syninfo.vscroll_ver_area; 3821 two_finger_scroll = sc->syninfo.two_finger_scroll; 3822 max_x = sc->syninfo.max_x; 3823 max_y = sc->syninfo.max_y; 3824 three_finger_drag = sc->syninfo.three_finger_drag; 3825 /* Read current absolute position. */ 3826 x0 = f->x; 3827 y0 = f->y; 3828 3829 /* 3830 * Limit the coordinates to the specified margins because 3831 * this area isn't very reliable. 3832 */ 3833 if (x0 <= margin_left) 3834 x0 = margin_left; 3835 else if (x0 >= max_x - margin_right) 3836 x0 = max_x - margin_right; 3837 if (y0 <= margin_bottom) 3838 y0 = margin_bottom; 3839 else if (y0 >= max_y - margin_top) 3840 y0 = max_y - margin_top; 3841 3842 VLOG(3, (LOG_DEBUG, "synaptics: ipacket: [%d, %d], %d, %d\n", 3843 x0, y0, f->p, f->w)); 3844 3845 /* 3846 * If the action is just beginning, init the structure and 3847 * compute tap timeout. 3848 */ 3849 if (!(sc->flags & PSM_FLAGS_FINGERDOWN)) { 3850 VLOG(3, (LOG_DEBUG, "synaptics: ----\n")); 3851 3852 /* Initialize queue. */ 3853 gest->window_min = window_min; 3854 3855 /* Reset pressure peak. */ 3856 gest->zmax = 0; 3857 3858 /* Reset fingers count. */ 3859 gest->fingers_nb = 0; 3860 3861 /* Reset virtual scrolling state. */ 3862 gest->in_vscroll = 0; 3863 3864 /* Compute tap timeout. */ 3865 if (tap_enabled != 0) { 3866 gest->taptimeout = (struct timeval) { 3867 .tv_sec = tap_timeout / 1000000, 3868 .tv_usec = tap_timeout % 1000000, 3869 }; 3870 timevaladd( 3871 &gest->taptimeout, &sc->lastsoftintr); 3872 } else 3873 timevalclear(&gest->taptimeout); 3874 3875 sc->flags |= PSM_FLAGS_FINGERDOWN; 3876 3877 /* Smoother has not been reset yet */ 3878 queue_len = 1; 3879 start_x = x0; 3880 start_y = y0; 3881 } else { 3882 queue_len = smoother->queue_len + 1; 3883 start_x = smoother->start_x; 3884 start_y = smoother->start_y; 3885 } 3886 3887 /* Process ClickPad softbuttons */ 3888 if (sc->synhw.capClickPad && ms->button & MOUSE_BUTTON1DOWN) { 3889 y_ok = sc->syninfo.softbuttons_y >= 0 ? 3890 start_y < sc->syninfo.softbuttons_y : 3891 start_y > max_y + sc->syninfo.softbuttons_y; 3892 3893 center_button = MOUSE_BUTTON2DOWN; 3894 center_x = sc->syninfo.softbutton2_x; 3895 right_button = MOUSE_BUTTON3DOWN; 3896 right_x = sc->syninfo.softbutton3_x; 3897 3898 if (center_x > 0 && right_x > 0 && center_x > right_x) { 3899 center_button = MOUSE_BUTTON3DOWN; 3900 center_x = sc->syninfo.softbutton3_x; 3901 right_button = MOUSE_BUTTON2DOWN; 3902 right_x = sc->syninfo.softbutton2_x; 3903 } 3904 3905 if (right_x > 0 && start_x > right_x && y_ok) 3906 ms->button = (ms->button & 3907 ~MOUSE_BUTTON1DOWN) | right_button; 3908 else if (center_x > 0 && start_x > center_x && y_ok) 3909 ms->button = (ms->button & 3910 ~MOUSE_BUTTON1DOWN) | center_button; 3911 } 3912 3913 /* If in tap-hold or three fingers, add the recorded button. */ 3914 if (gest->in_taphold || (nfingers == 3 && three_finger_drag)) 3915 ms->button |= gest->tap_button; 3916 3917 /* 3918 * For tap, we keep the maximum number of fingers and the 3919 * pressure peak. Also with multiple fingers, we increase 3920 * the minimum window. 3921 */ 3922 if (nfingers > 1) 3923 gest->window_min = window_max; 3924 gest->fingers_nb = imax(nfingers, gest->fingers_nb); 3925 gest->zmax = imax(f->p, gest->zmax); 3926 3927 /* Do we have enough packets to consider this a gesture? */ 3928 if (queue_len < gest->window_min) 3929 return; 3930 3931 dyp = -1; 3932 dxp = -1; 3933 3934 /* Is a scrolling action occurring? */ 3935 if (!gest->in_taphold && !ms->button && 3936 (!gest->in_vscroll || two_finger_scroll)) { 3937 /* 3938 * A scrolling action must not conflict with a tap 3939 * action. Here are the conditions to consider a 3940 * scrolling action: 3941 * - the action in a configurable area 3942 * - one of the following: 3943 * . the distance between the last packet and the 3944 * first should be above a configurable minimum 3945 * . tap timed out 3946 */ 3947 dxp = abs(x0 - start_x); 3948 dyp = abs(y0 - start_y); 3949 3950 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, >) || 3951 dxp >= sc->syninfo.vscroll_min_delta || 3952 dyp >= sc->syninfo.vscroll_min_delta) { 3953 /* 3954 * Handle two finger scrolling. 3955 * Note that we don't rely on fingers_nb 3956 * as that keeps the maximum number of fingers. 3957 */ 3958 if (two_finger_scroll) { 3959 if (nfingers == 2) { 3960 gest->in_vscroll += 3961 dyp ? 2 : 0; 3962 gest->in_vscroll += 3963 dxp ? 1 : 0; 3964 } 3965 } else { 3966 /* Check for horizontal scrolling. */ 3967 if ((vscroll_hor_area > 0 && 3968 start_y <= vscroll_hor_area) || 3969 (vscroll_hor_area < 0 && 3970 start_y >= 3971 max_y + vscroll_hor_area)) 3972 gest->in_vscroll += 2; 3973 3974 /* Check for vertical scrolling. */ 3975 if ((vscroll_ver_area > 0 && 3976 start_x <= vscroll_ver_area) || 3977 (vscroll_ver_area < 0 && 3978 start_x >= 3979 max_x + vscroll_ver_area)) 3980 gest->in_vscroll += 1; 3981 } 3982 3983 /* Avoid conflicts if area overlaps. */ 3984 if (gest->in_vscroll >= 3) 3985 gest->in_vscroll = 3986 (dxp > dyp) ? 2 : 1; 3987 } 3988 } 3989 /* 3990 * Reset two finger scrolling when the number of fingers 3991 * is different from two or any button is pressed. 3992 */ 3993 if (two_finger_scroll && gest->in_vscroll != 0 && 3994 (nfingers != 2 || ms->button)) 3995 gest->in_vscroll = 0; 3996 3997 VLOG(5, (LOG_DEBUG, 3998 "synaptics: virtual scrolling: %s " 3999 "(direction=%d, dxp=%d, dyp=%d, fingers=%d)\n", 4000 gest->in_vscroll ? "YES" : "NO", 4001 gest->in_vscroll, dxp, dyp, 4002 gest->fingers_nb)); 4003 4004 } else if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4005 /* 4006 * An action is currently taking place but the pressure 4007 * dropped under the minimum, putting an end to it. 4008 */ 4009 int taphold_timeout, dx, dy, tap_max_delta; 4010 4011 dx = abs(smoother->queue[smoother->queue_cursor].x - 4012 smoother->start_x); 4013 dy = abs(smoother->queue[smoother->queue_cursor].y - 4014 smoother->start_y); 4015 4016 /* Max delta is disabled for multi-fingers tap. */ 4017 if (gest->fingers_nb > 1) 4018 tap_max_delta = imax(dx, dy); 4019 else 4020 tap_max_delta = sc->syninfo.tap_max_delta; 4021 4022 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4023 4024 /* Check for tap. */ 4025 VLOG(3, (LOG_DEBUG, 4026 "synaptics: zmax=%d, dx=%d, dy=%d, " 4027 "delta=%d, fingers=%d, queue=%d\n", 4028 gest->zmax, dx, dy, tap_max_delta, gest->fingers_nb, 4029 smoother->queue_len)); 4030 if (!gest->in_vscroll && gest->zmax >= tap_threshold && 4031 timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=) && 4032 dx <= tap_max_delta && dy <= tap_max_delta && 4033 smoother->queue_len >= sc->syninfo.tap_min_queue) { 4034 /* 4035 * We have a tap if: 4036 * - the maximum pressure went over tap_threshold 4037 * - the action ended before tap_timeout 4038 * 4039 * To handle tap-hold, we must delay any button push to 4040 * the next action. 4041 */ 4042 if (gest->in_taphold) { 4043 /* 4044 * This is the second and last tap of a 4045 * double tap action, not a tap-hold. 4046 */ 4047 gest->in_taphold = 0; 4048 4049 /* 4050 * For double-tap to work: 4051 * - no button press is emitted (to 4052 * simulate a button release) 4053 * - PSM_FLAGS_FINGERDOWN is set to 4054 * force the next packet to emit a 4055 * button press) 4056 */ 4057 VLOG(2, (LOG_DEBUG, 4058 "synaptics: button RELEASE: %d\n", 4059 gest->tap_button)); 4060 sc->flags |= PSM_FLAGS_FINGERDOWN; 4061 4062 /* Schedule button press on next interrupt */ 4063 sc->idletimeout.tv_sec = psmhz > 1 ? 4064 0 : 1; 4065 sc->idletimeout.tv_usec = psmhz > 1 ? 4066 1000000 / psmhz : 0; 4067 } else { 4068 /* 4069 * This is the first tap: we set the 4070 * tap-hold state and notify the button 4071 * down event. 4072 */ 4073 gest->in_taphold = 1; 4074 taphold_timeout = sc->syninfo.taphold_timeout; 4075 gest->taptimeout.tv_sec = taphold_timeout / 4076 1000000; 4077 gest->taptimeout.tv_usec = taphold_timeout % 4078 1000000; 4079 sc->idletimeout = gest->taptimeout; 4080 timevaladd(&gest->taptimeout, 4081 &sc->lastsoftintr); 4082 4083 switch (gest->fingers_nb) { 4084 case 3: 4085 gest->tap_button = 4086 MOUSE_BUTTON2DOWN; 4087 break; 4088 case 2: 4089 gest->tap_button = 4090 MOUSE_BUTTON3DOWN; 4091 break; 4092 default: 4093 gest->tap_button = 4094 MOUSE_BUTTON1DOWN; 4095 } 4096 VLOG(2, (LOG_DEBUG, 4097 "synaptics: button PRESS: %d\n", 4098 gest->tap_button)); 4099 ms->button |= gest->tap_button; 4100 } 4101 } else { 4102 /* 4103 * Not enough pressure or timeout: reset 4104 * tap-hold state. 4105 */ 4106 if (gest->in_taphold) { 4107 VLOG(2, (LOG_DEBUG, 4108 "synaptics: button RELEASE: %d\n", 4109 gest->tap_button)); 4110 gest->in_taphold = 0; 4111 } else { 4112 VLOG(2, (LOG_DEBUG, 4113 "synaptics: not a tap-hold\n")); 4114 } 4115 } 4116 } else if (!(sc->flags & PSM_FLAGS_FINGERDOWN) && gest->in_taphold) { 4117 /* 4118 * For a tap-hold to work, the button must remain down at 4119 * least until timeout (where the in_taphold flags will be 4120 * cleared) or during the next action. 4121 */ 4122 if (timevalcmp(&sc->lastsoftintr, &gest->taptimeout, <=)) { 4123 ms->button |= gest->tap_button; 4124 } else { 4125 VLOG(2, (LOG_DEBUG, "synaptics: button RELEASE: %d\n", 4126 gest->tap_button)); 4127 gest->in_taphold = 0; 4128 } 4129 } 4130 4131 return; 4132 } 4133 4134 static void 4135 psmsmoother(struct psm_softc *sc, finger_t *f, int smoother_id, 4136 mousestatus_t *ms, int *x, int *y) 4137 { 4138 smoother_t *smoother = &sc->smoother[smoother_id]; 4139 gesture_t *gest = &(sc->gesture); 4140 4141 /* 4142 * Check pressure to detect a real wanted action on the 4143 * touchpad. 4144 */ 4145 if (f->p >= sc->syninfo.min_pressure) { 4146 int x0, y0; 4147 int cursor, peer, window; 4148 int dx, dy, dxp, dyp; 4149 int margin_top, margin_right, margin_bottom, margin_left; 4150 int na_top, na_right, na_bottom, na_left; 4151 int window_max; 4152 int multiplicator; 4153 int weight_current, weight_previous, weight_len_squared; 4154 int div_min, div_max, div_len; 4155 int two_finger_scroll; 4156 int max_x, max_y; 4157 int len, weight_prev_x, weight_prev_y; 4158 int div_max_x, div_max_y, div_x, div_y; 4159 int is_fuzzy; 4160 int natural_scroll; 4161 4162 /* Read sysctl. */ 4163 /* XXX Verify values? */ 4164 margin_top = sc->syninfo.margin_top; 4165 margin_right = sc->syninfo.margin_right; 4166 margin_bottom = sc->syninfo.margin_bottom; 4167 margin_left = sc->syninfo.margin_left; 4168 na_top = sc->syninfo.na_top; 4169 na_right = sc->syninfo.na_right; 4170 na_bottom = sc->syninfo.na_bottom; 4171 na_left = sc->syninfo.na_left; 4172 window_max = sc->syninfo.window_max; 4173 multiplicator = sc->syninfo.multiplicator; 4174 weight_current = sc->syninfo.weight_current; 4175 weight_previous = sc->syninfo.weight_previous; 4176 weight_len_squared = sc->syninfo.weight_len_squared; 4177 div_min = sc->syninfo.div_min; 4178 div_max = sc->syninfo.div_max; 4179 div_len = sc->syninfo.div_len; 4180 two_finger_scroll = sc->syninfo.two_finger_scroll; 4181 max_x = sc->syninfo.max_x; 4182 max_y = sc->syninfo.max_y; 4183 natural_scroll = sc->syninfo.natural_scroll; 4184 4185 is_fuzzy = (f->flags & PSM_FINGER_FUZZY) != 0; 4186 4187 /* Read current absolute position. */ 4188 x0 = f->x; 4189 y0 = f->y; 4190 4191 /* 4192 * Limit the coordinates to the specified margins because 4193 * this area isn't very reliable. 4194 */ 4195 if (x0 <= margin_left) 4196 x0 = margin_left; 4197 else if (x0 >= max_x - margin_right) 4198 x0 = max_x - margin_right; 4199 if (y0 <= margin_bottom) 4200 y0 = margin_bottom; 4201 else if (y0 >= max_y - margin_top) 4202 y0 = max_y - margin_top; 4203 4204 /* If the action is just beginning, init the structure. */ 4205 if (smoother->active == 0) { 4206 VLOG(3, (LOG_DEBUG, "smoother%d: ---\n", smoother_id)); 4207 4208 /* Store the first point of this action. */ 4209 smoother->start_x = x0; 4210 smoother->start_y = y0; 4211 dx = dy = 0; 4212 4213 /* Initialize queue. */ 4214 smoother->queue_cursor = SYNAPTICS_PACKETQUEUE; 4215 smoother->queue_len = 0; 4216 4217 /* Reset average. */ 4218 smoother->avg_dx = 0; 4219 smoother->avg_dy = 0; 4220 4221 /* Reset squelch. */ 4222 smoother->squelch_x = 0; 4223 smoother->squelch_y = 0; 4224 4225 /* Activate queue */ 4226 smoother->active = 1; 4227 } else { 4228 /* Calculate the current delta. */ 4229 cursor = smoother->queue_cursor; 4230 dx = x0 - smoother->queue[cursor].x; 4231 dy = y0 - smoother->queue[cursor].y; 4232 } 4233 4234 VLOG(3, (LOG_DEBUG, "smoother%d: ipacket: [%d, %d], %d, %d\n", 4235 smoother_id, x0, y0, f->p, f->w)); 4236 4237 /* Queue this new packet. */ 4238 cursor = SYNAPTICS_QUEUE_CURSOR(smoother->queue_cursor - 1); 4239 smoother->queue[cursor].x = x0; 4240 smoother->queue[cursor].y = y0; 4241 smoother->queue_cursor = cursor; 4242 if (smoother->queue_len < SYNAPTICS_PACKETQUEUE) 4243 smoother->queue_len++; 4244 VLOG(5, (LOG_DEBUG, 4245 "smoother%d: cursor[%d]: x=%d, y=%d, dx=%d, dy=%d\n", 4246 smoother_id, cursor, x0, y0, dx, dy)); 4247 4248 /* Do we have enough packets to consider this a movement? */ 4249 if (smoother->queue_len < gest->window_min) 4250 return; 4251 4252 weight_prev_x = weight_prev_y = weight_previous; 4253 div_max_x = div_max_y = div_max; 4254 4255 if (gest->in_vscroll) { 4256 /* Dividers are different with virtual scrolling. */ 4257 div_min = sc->syninfo.vscroll_div_min; 4258 div_max_x = div_max_y = sc->syninfo.vscroll_div_max; 4259 } else { 4260 /* 4261 * There's a lot of noise in coordinates when 4262 * the finger is on the touchpad's borders. When 4263 * using this area, we apply a special weight and 4264 * div. 4265 */ 4266 if (x0 <= na_left || x0 >= max_x - na_right) { 4267 weight_prev_x = sc->syninfo.weight_previous_na; 4268 div_max_x = sc->syninfo.div_max_na; 4269 } 4270 4271 if (y0 <= na_bottom || y0 >= max_y - na_top) { 4272 weight_prev_y = sc->syninfo.weight_previous_na; 4273 div_max_y = sc->syninfo.div_max_na; 4274 } 4275 } 4276 4277 /* 4278 * Calculate weights for the average operands and 4279 * the divisor. Both depend on the distance between 4280 * the current packet and a previous one (based on the 4281 * window width). 4282 */ 4283 window = imin(smoother->queue_len, window_max); 4284 peer = SYNAPTICS_QUEUE_CURSOR(cursor + window - 1); 4285 dxp = abs(x0 - smoother->queue[peer].x) + 1; 4286 dyp = abs(y0 - smoother->queue[peer].y) + 1; 4287 len = (dxp * dxp) + (dyp * dyp); 4288 weight_prev_x = imin(weight_prev_x, 4289 weight_len_squared * weight_prev_x / len); 4290 weight_prev_y = imin(weight_prev_y, 4291 weight_len_squared * weight_prev_y / len); 4292 4293 len = (dxp + dyp) / 2; 4294 div_x = div_len * div_max_x / len; 4295 div_x = imin(div_max_x, div_x); 4296 div_x = imax(div_min, div_x); 4297 div_y = div_len * div_max_y / len; 4298 div_y = imin(div_max_y, div_y); 4299 div_y = imax(div_min, div_y); 4300 4301 VLOG(3, (LOG_DEBUG, 4302 "smoother%d: peer=%d, len=%d, weight=%d/%d, div=%d/%d\n", 4303 smoother_id, peer, len, weight_prev_x, weight_prev_y, 4304 div_x, div_y)); 4305 4306 /* Compute averages. */ 4307 smoother->avg_dx = 4308 (weight_current * dx * multiplicator + 4309 weight_prev_x * smoother->avg_dx) / 4310 (weight_current + weight_prev_x); 4311 4312 smoother->avg_dy = 4313 (weight_current * dy * multiplicator + 4314 weight_prev_y * smoother->avg_dy) / 4315 (weight_current + weight_prev_y); 4316 4317 VLOG(5, (LOG_DEBUG, 4318 "smoother%d: avg_dx~=%d, avg_dy~=%d\n", smoother_id, 4319 smoother->avg_dx / multiplicator, 4320 smoother->avg_dy / multiplicator)); 4321 4322 /* Use these averages to calculate x & y. */ 4323 smoother->squelch_x += smoother->avg_dx; 4324 dxp = smoother->squelch_x / (div_x * multiplicator); 4325 smoother->squelch_x = smoother->squelch_x % 4326 (div_x * multiplicator); 4327 4328 smoother->squelch_y += smoother->avg_dy; 4329 dyp = smoother->squelch_y / (div_y * multiplicator); 4330 smoother->squelch_y = smoother->squelch_y % 4331 (div_y * multiplicator); 4332 4333 switch(gest->in_vscroll) { 4334 case 0: /* Pointer movement. */ 4335 /* On real<->fuzzy finger switch the x/y pos jumps */ 4336 if (is_fuzzy == smoother->is_fuzzy) { 4337 *x += dxp; 4338 *y += dyp; 4339 } 4340 4341 VLOG(3, (LOG_DEBUG, "smoother%d: [%d, %d] -> [%d, %d]\n", 4342 smoother_id, dx, dy, dxp, dyp)); 4343 break; 4344 case 1: /* Vertical scrolling. */ 4345 if (dyp != 0) { 4346 if (two_finger_scroll && natural_scroll) 4347 ms->button |= (dyp > 0) ? 4348 MOUSE_BUTTON5DOWN : MOUSE_BUTTON4DOWN; 4349 else 4350 ms->button |= (dyp > 0) ? 4351 MOUSE_BUTTON4DOWN : MOUSE_BUTTON5DOWN; 4352 } 4353 break; 4354 case 2: /* Horizontal scrolling. */ 4355 if (dxp != 0) { 4356 if (two_finger_scroll && natural_scroll) 4357 ms->button |= (dxp > 0) ? 4358 MOUSE_BUTTON6DOWN : MOUSE_BUTTON7DOWN; 4359 else 4360 ms->button |= (dxp > 0) ? 4361 MOUSE_BUTTON7DOWN : MOUSE_BUTTON6DOWN; 4362 } 4363 break; 4364 } 4365 4366 smoother->is_fuzzy = is_fuzzy; 4367 4368 } else { 4369 /* 4370 * Deactivate queue. Note: We can not just reset queue here 4371 * as these values are still used by gesture processor. 4372 * So postpone reset till next touch. 4373 */ 4374 smoother->active = 0; 4375 } 4376 } 4377 4378 static int 4379 proc_elantech(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4380 int *x, int *y, int *z) 4381 { 4382 static int touchpad_button, trackpoint_button; 4383 finger_t fn, f[ELANTECH_MAX_FINGERS]; 4384 int pkt, id, scale, i, nfingers, mask, palm; 4385 4386 if (!elantech_support) 4387 return (0); 4388 4389 /* Determine packet format and do a sanity check for out of sync packets. */ 4390 if (ELANTECH_PKT_IS_DEBOUNCE(pb, sc->elanhw.hwversion)) 4391 pkt = ELANTECH_PKT_NOP; 4392 else if (sc->elanhw.hastrackpoint && ELANTECH_PKT_IS_TRACKPOINT(pb)) 4393 pkt = ELANTECH_PKT_TRACKPOINT; 4394 else 4395 switch (sc->elanhw.hwversion) { 4396 case 2: 4397 if (!ELANTECH_PKT_IS_V2(pb)) 4398 return (-1); 4399 4400 pkt = (pb->ipacket[0] & 0xc0) == 0x80 ? 4401 ELANTECH_PKT_V2_2FINGER : ELANTECH_PKT_V2_COMMON; 4402 break; 4403 case 3: 4404 if (!ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc) && 4405 !ELANTECH_PKT_IS_V3_TAIL(pb, sc->elanhw.hascrc)) 4406 return (-1); 4407 4408 pkt = ELANTECH_PKT_V3; 4409 break; 4410 case 4: 4411 if (!ELANTECH_PKT_IS_V4(pb, sc->elanhw.hascrc)) 4412 return (-1); 4413 4414 switch (pb->ipacket[3] & 0x03) { 4415 case 0x00: 4416 pkt = ELANTECH_PKT_V4_STATUS; 4417 break; 4418 case 0x01: 4419 pkt = ELANTECH_PKT_V4_HEAD; 4420 break; 4421 case 0x02: 4422 pkt = ELANTECH_PKT_V4_MOTION; 4423 break; 4424 default: 4425 return (-1); 4426 } 4427 break; 4428 default: 4429 return (-1); 4430 } 4431 4432 VLOG(5, (LOG_DEBUG, "elantech: ipacket format: %d\n", pkt)); 4433 4434 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4435 PSM_FINGER_RESET(f[id]); 4436 4437 *x = *y = *z = 0; 4438 ms->button = ms->obutton; 4439 4440 if (sc->syninfo.touchpad_off && pkt != ELANTECH_PKT_TRACKPOINT) 4441 return (0); 4442 4443 /* Common legend 4444 * L: Left mouse button pressed 4445 * R: Right mouse button pressed 4446 * N: number of fingers on touchpad 4447 * X: absolute x value (horizontal) 4448 * Y: absolute y value (vertical) 4449 * W; width of the finger touch 4450 * P: pressure 4451 */ 4452 switch (pkt) { 4453 case ELANTECH_PKT_V2_COMMON: /* HW V2. One/Three finger touch */ 4454 /* 7 6 5 4 3 2 1 0 (LSB) 4455 * ------------------------------------------- 4456 * ipacket[0]: N1 N0 W3 W2 . . R L 4457 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4458 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4459 * ipacket[3]: N4 VF W1 W0 . . . B2 4460 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4461 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4462 * ------------------------------------------- 4463 * N4: set if more than 3 fingers (only in 3 fingers mode) 4464 * VF: a kind of flag? (only on EF123, 0 when finger 4465 * is over one of the buttons, 1 otherwise) 4466 * B2: (on EF113 only, 0 otherwise), one button pressed 4467 * P & W is not reported on EF113 touchpads 4468 */ 4469 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4470 if (nfingers == 3 && (pb->ipacket[3] & 0x80)) 4471 nfingers = 4; 4472 4473 if (nfingers == 0) { 4474 mask = (1 << nfingers) - 1; /* = 0x00 */ 4475 break; 4476 } 4477 4478 /* Map 3-rd and 4-th fingers to first finger */ 4479 mask = (1 << 1) - 1; /* = 0x01 */ 4480 f[0] = ELANTECH_FINGER_SET_XYP(pb); 4481 if (sc->elanhw.haspressure) { 4482 f[0].w = ((pb->ipacket[0] & 0x30) >> 2) | 4483 ((pb->ipacket[3] & 0x30) >> 4); 4484 } else { 4485 f[0].p = PSM_FINGER_DEFAULT_P; 4486 f[0].w = PSM_FINGER_DEFAULT_W; 4487 } 4488 4489 /* 4490 * HW v2 dont report exact finger positions when 3 or more 4491 * fingers are on touchpad. 4492 */ 4493 if (nfingers > 2) 4494 f[0].flags = PSM_FINGER_FUZZY; 4495 4496 break; 4497 4498 case ELANTECH_PKT_V2_2FINGER: /*HW V2. Two finger touch */ 4499 /* 7 6 5 4 3 2 1 0 (LSB) 4500 * ------------------------------------------- 4501 * ipacket[0]: N1 N0 AY8 AX8 . . R L 4502 * ipacket[1]: AX7 AX6 AX5 AX4 AX3 AX2 AX1 AX0 4503 * ipacket[2]: AY7 AY6 AY5 AY4 AY3 AY2 AY1 AY0 4504 * ipacket[3]: . . BY8 BX8 . . . . 4505 * ipacket[4]: BX7 BX6 BX5 BX4 BX3 BX2 BX1 BX0 4506 * ipacket[5]: BY7 BY6 BY5 BY4 BY3 BY2 BY1 BY0 4507 * ------------------------------------------- 4508 * AX: lower-left finger absolute x value 4509 * AY: lower-left finger absolute y value 4510 * BX: upper-right finger absolute x value 4511 * BY: upper-right finger absolute y value 4512 */ 4513 nfingers = 2; 4514 mask = (1 << nfingers) - 1; 4515 4516 for (id = 0; id < imin(2, ELANTECH_MAX_FINGERS); id ++) 4517 f[id] = (finger_t) { 4518 .x = (((pb->ipacket[id * 3] & 0x10) << 4) | 4519 pb->ipacket[id * 3 + 1]) << 2, 4520 .y = (((pb->ipacket[id * 3] & 0x20) << 3) | 4521 pb->ipacket[id * 3 + 2]) << 2, 4522 .p = PSM_FINGER_DEFAULT_P, 4523 .w = PSM_FINGER_DEFAULT_W, 4524 /* HW ver.2 sends bounding box */ 4525 .flags = PSM_FINGER_FUZZY 4526 }; 4527 break; 4528 4529 case ELANTECH_PKT_V3: /* HW Version 3 */ 4530 /* 7 6 5 4 3 2 1 0 (LSB) 4531 * ------------------------------------------- 4532 * ipacket[0]: N1 N0 W3 W2 0 1 R L 4533 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4534 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4535 * ipacket[3]: 0 0 W1 W0 0 0 1 0 4536 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4537 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4538 * ------------------------------------------- 4539 */ 4540 nfingers = (pb->ipacket[0] & 0xc0) >> 6; 4541 /* Map 3-rd finger to first finger */ 4542 id = nfingers > 2 ? 0 : nfingers - 1; 4543 mask = (1 << (id + 1)) - 1; 4544 4545 if (nfingers == 0) 4546 break; 4547 4548 fn = ELANTECH_FINGER_SET_XYP(pb); 4549 fn.w = ((pb->ipacket[0] & 0x30) >> 2) | 4550 ((pb->ipacket[3] & 0x30) >> 4); 4551 4552 /* 4553 * HW v3 dont report exact finger positions when 3 or more 4554 * fingers are on touchpad. 4555 */ 4556 if (nfingers > 1) 4557 fn.flags = PSM_FINGER_FUZZY; 4558 4559 if (nfingers == 2) { 4560 if (ELANTECH_PKT_IS_V3_HEAD(pb, sc->elanhw.hascrc)) { 4561 sc->elanaction.fingers[0] = fn; 4562 return (0); 4563 } else 4564 f[0] = sc->elanaction.fingers[0]; 4565 } 4566 f[id] = fn; 4567 break; 4568 4569 case ELANTECH_PKT_V4_STATUS: /* HW Version 4. Status packet */ 4570 /* 7 6 5 4 3 2 1 0 (LSB) 4571 * ------------------------------------------- 4572 * ipacket[0]: . . . . 0 1 R L 4573 * ipacket[1]: . . . F4 F3 F2 F1 F0 4574 * ipacket[2]: . . . . . . . . 4575 * ipacket[3]: . . . 1 0 0 0 0 4576 * ipacket[4]: PL . . . . . . . 4577 * ipacket[5]: . . . . . . . . 4578 * ------------------------------------------- 4579 * Fn: finger n is on touchpad 4580 * PL: palm 4581 * HV ver4 sends a status packet to indicate that the numbers 4582 * or identities of the fingers has been changed 4583 */ 4584 4585 mask = pb->ipacket[1] & 0x1f; 4586 nfingers = bitcount(mask); 4587 4588 if (sc->elanaction.mask_v4wait != 0) 4589 VLOG(3, (LOG_DEBUG, "elantech: HW v4 status packet" 4590 " when not all previous head packets received\n")); 4591 4592 /* Bitmap of fingers to receive before gesture processing */ 4593 sc->elanaction.mask_v4wait = mask & ~sc->elanaction.mask; 4594 4595 /* Skip "new finger is on touchpad" packets */ 4596 if (sc->elanaction.mask_v4wait) { 4597 sc->elanaction.mask = mask; 4598 return (0); 4599 } 4600 4601 break; 4602 4603 case ELANTECH_PKT_V4_HEAD: /* HW Version 4. Head packet */ 4604 /* 7 6 5 4 3 2 1 0 (LSB) 4605 * ------------------------------------------- 4606 * ipacket[0]: W3 W2 W1 W0 0 1 R L 4607 * ipacket[1]: P7 P6 P5 P4 X11 X10 X9 X8 4608 * ipacket[2]: X7 X6 X5 X4 X3 X2 X1 X0 4609 * ipacket[3]: ID2 ID1 ID0 1 0 0 0 1 4610 * ipacket[4]: P3 P1 P2 P0 Y11 Y10 Y9 Y8 4611 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4612 * ------------------------------------------- 4613 * ID: finger id 4614 * HW ver 4 sends head packets in two cases: 4615 * 1. One finger touch and movement. 4616 * 2. Next after status packet to tell new finger positions. 4617 */ 4618 mask = sc->elanaction.mask; 4619 nfingers = bitcount(mask); 4620 id = ((pb->ipacket[3] & 0xe0) >> 5) - 1; 4621 fn = ELANTECH_FINGER_SET_XYP(pb); 4622 fn.w =(pb->ipacket[0] & 0xf0) >> 4; 4623 4624 if (id < 0) 4625 return (0); 4626 4627 /* Packet is finger position update. Report it */ 4628 if (sc->elanaction.mask_v4wait == 0) { 4629 if (id < ELANTECH_MAX_FINGERS) 4630 f[id] = fn; 4631 break; 4632 } 4633 4634 /* Remove finger from waiting bitmap and store into context */ 4635 sc->elanaction.mask_v4wait &= ~(1 << id); 4636 if (id < ELANTECH_MAX_FINGERS) 4637 sc->elanaction.fingers[id] = fn; 4638 4639 /* Wait for other fingers if needed */ 4640 if (sc->elanaction.mask_v4wait != 0) 4641 return (0); 4642 4643 /* All new fingers are received. Report them from context */ 4644 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4645 if (sc->elanaction.mask & (1 << id)) 4646 f[id] = sc->elanaction.fingers[id]; 4647 4648 break; 4649 4650 case ELANTECH_PKT_V4_MOTION: /* HW Version 4. Motion packet */ 4651 /* 7 6 5 4 3 2 1 0 (LSB) 4652 * ------------------------------------------- 4653 * ipacket[0]: ID2 ID1 ID0 OF 0 1 R L 4654 * ipacket[1]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4655 * ipacket[2]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4656 * ipacket[3]: ID2 ID1 ID0 1 0 0 1 0 4657 * ipacket[4]: DX7 DX6 DX5 DX4 DX3 DX2 DX1 DX0 4658 * ipacket[5]: DY7 DY6 DY5 DY4 DY3 DY2 DY1 DY0 4659 * ------------------------------------------- 4660 * OF: delta overflows (> 127 or < -128), in this case 4661 * firmware sends us (delta x / 5) and (delta y / 5) 4662 * ID: finger id 4663 * DX: delta x (two's complement) 4664 * XY: delta y (two's complement) 4665 * byte 0 ~ 2 for one finger 4666 * byte 3 ~ 5 for another finger 4667 */ 4668 mask = sc->elanaction.mask; 4669 nfingers = bitcount(mask); 4670 4671 scale = (pb->ipacket[0] & 0x10) ? 5 : 1; 4672 for (i = 0; i <= 3; i += 3) { 4673 id = ((pb->ipacket[i] & 0xe0) >> 5) - 1; 4674 if (id < 0 || id >= ELANTECH_MAX_FINGERS) 4675 continue; 4676 4677 if (PSM_FINGER_IS_SET(sc->elanaction.fingers[id])) { 4678 f[id] = sc->elanaction.fingers[id]; 4679 f[id].x += imax(-f[id].x, 4680 (signed char)pb->ipacket[i+1] * scale); 4681 f[id].y += imax(-f[id].y, 4682 (signed char)pb->ipacket[i+2] * scale); 4683 } else { 4684 VLOG(3, (LOG_DEBUG, "elantech: " 4685 "HW v4 motion packet skipped\n")); 4686 } 4687 } 4688 4689 break; 4690 4691 case ELANTECH_PKT_TRACKPOINT: 4692 /* 7 6 5 4 3 2 1 0 (LSB) 4693 * ------------------------------------------- 4694 * ipacket[0]: 0 0 SY SX 0 M R L 4695 * ipacket[1]: ~SX 0 0 0 0 0 0 0 4696 * ipacket[2]: ~SY 0 0 0 0 0 0 0 4697 * ipacket[3]: 0 0 ~SY ~SX 0 1 1 0 4698 * ipacket[4]: X7 X6 X5 X4 X3 X2 X1 X0 4699 * ipacket[5]: Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 4700 * ------------------------------------------- 4701 * X and Y are written in two's complement spread 4702 * over 9 bits with SX/SY the relative top bit and 4703 * X7..X0 and Y7..Y0 the lower bits. 4704 */ 4705 if (!(pb->ipacket[0] & 0xC8) && !(pb->ipacket[1] & 0x7F) && 4706 !(pb->ipacket[2] & 0x7F) && !(pb->ipacket[3] & 0xC9) && 4707 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[1] & 0x80) && 4708 !(pb->ipacket[0] & 0x10) != !(pb->ipacket[3] & 0x10) && 4709 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[2] & 0x80) && 4710 !(pb->ipacket[0] & 0x20) != !(pb->ipacket[3] & 0x20)) { 4711 *x = (pb->ipacket[0] & MOUSE_PS2_XNEG) ? 4712 pb->ipacket[4] - 256 : pb->ipacket[4]; 4713 *y = (pb->ipacket[0] & MOUSE_PS2_YNEG) ? 4714 pb->ipacket[5] - 256 : pb->ipacket[5]; 4715 4716 trackpoint_button = 4717 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4718 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0) | 4719 ((pb->ipacket[0] & 0x04) ? MOUSE_BUTTON2DOWN : 0); 4720 #ifdef EVDEV_SUPPORT 4721 evdev_push_rel(sc->evdev_r, REL_X, *x); 4722 evdev_push_rel(sc->evdev_r, REL_Y, -*y); 4723 evdev_push_mouse_btn(sc->evdev_r, trackpoint_button); 4724 evdev_sync(sc->evdev_r); 4725 #endif 4726 ms->button = touchpad_button | trackpoint_button; 4727 } else 4728 VLOG(3, (LOG_DEBUG, "elantech: " 4729 "unexpected trackpoint packet skipped\n")); 4730 return (0); 4731 4732 case ELANTECH_PKT_NOP: 4733 return (0); 4734 4735 default: 4736 return (-1); 4737 } 4738 4739 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 4740 if (PSM_FINGER_IS_SET(f[id])) 4741 VLOG(2, (LOG_DEBUG, "elantech: " 4742 "finger %d: down [%d, %d], %d, %d, %d\n", id + 1, 4743 f[id].x, f[id].y, f[id].p, f[id].w, f[id].flags)); 4744 4745 /* Touchpad button presses */ 4746 if (sc->elanhw.isclickpad) { 4747 touchpad_button = 4748 ((pb->ipacket[0] & 0x03) ? MOUSE_BUTTON1DOWN : 0); 4749 } else { 4750 touchpad_button = 4751 ((pb->ipacket[0] & 0x01) ? MOUSE_BUTTON1DOWN : 0) | 4752 ((pb->ipacket[0] & 0x02) ? MOUSE_BUTTON3DOWN : 0); 4753 } 4754 4755 #ifdef EVDEV_SUPPORT 4756 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 4757 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4758 if (PSM_FINGER_IS_SET(f[id])) { 4759 psm_push_mt_finger(sc, id, &f[id]); 4760 /* Convert touch width to surface units */ 4761 evdev_push_abs(sc->evdev_a, ABS_MT_TOUCH_MAJOR, 4762 f[id].w * sc->elanhw.dptracex); 4763 } 4764 } 4765 evdev_push_key(sc->evdev_a, BTN_TOUCH, nfingers > 0); 4766 evdev_push_nfingers(sc->evdev_a, nfingers); 4767 if (nfingers > 0) { 4768 if (PSM_FINGER_IS_SET(f[0])) 4769 psm_push_st_finger(sc, &f[0]); 4770 } else 4771 evdev_push_abs(sc->evdev_a, ABS_PRESSURE, 0); 4772 evdev_push_mouse_btn(sc->evdev_a, touchpad_button); 4773 evdev_sync(sc->evdev_a); 4774 } 4775 #endif 4776 4777 ms->button = touchpad_button | trackpoint_button; 4778 4779 /* Palm detection doesn't terminate the current action. */ 4780 palm = psmpalmdetect(sc, &f[0], nfingers); 4781 4782 /* Send finger 1 position to gesture processor */ 4783 if ((PSM_FINGER_IS_SET(f[0]) || PSM_FINGER_IS_SET(f[1]) || 4784 nfingers == 0) && !palm) 4785 psmgestures(sc, &f[0], imin(nfingers, 3), ms); 4786 4787 /* Send fingers positions to movement smoothers */ 4788 for (id = 0; id < PSM_FINGERS; id++) 4789 if (PSM_FINGER_IS_SET(f[id]) || !(mask & (1 << id))) 4790 psmsmoother(sc, &f[id], id, ms, x, y); 4791 4792 /* Store current finger positions in action context */ 4793 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) { 4794 if (PSM_FINGER_IS_SET(f[id])) 4795 sc->elanaction.fingers[id] = f[id]; 4796 if ((sc->elanaction.mask & (1 << id)) && !(mask & (1 << id))) 4797 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 4798 } 4799 sc->elanaction.mask = mask; 4800 4801 if (palm) { 4802 *x = *y = *z = 0; 4803 ms->button = ms->obutton; 4804 return (0); 4805 } 4806 4807 /* Use the extra buttons as a scrollwheel */ 4808 if (ms->button & MOUSE_BUTTON4DOWN) 4809 *z = -1; 4810 else if (ms->button & MOUSE_BUTTON5DOWN) 4811 *z = 1; 4812 else if (ms->button & MOUSE_BUTTON6DOWN) 4813 *z = -2; 4814 else if (ms->button & MOUSE_BUTTON7DOWN) 4815 *z = 2; 4816 else 4817 *z = 0; 4818 ms->button &= ~(MOUSE_BUTTON4DOWN | MOUSE_BUTTON5DOWN | 4819 MOUSE_BUTTON6DOWN | MOUSE_BUTTON7DOWN); 4820 4821 return (0); 4822 } 4823 4824 static void 4825 proc_versapad(struct psm_softc *sc, packetbuf_t *pb, mousestatus_t *ms, 4826 int *x, int *y, int *z) 4827 { 4828 static int butmap_versapad[8] = { 4829 0, 4830 MOUSE_BUTTON3DOWN, 4831 0, 4832 MOUSE_BUTTON3DOWN, 4833 MOUSE_BUTTON1DOWN, 4834 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4835 MOUSE_BUTTON1DOWN, 4836 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN 4837 }; 4838 int c, x0, y0; 4839 4840 /* VersaPad PS/2 absolute mode message format 4841 * 4842 * [packet1] 7 6 5 4 3 2 1 0(LSB) 4843 * ipacket[0]: 1 1 0 A 1 L T R 4844 * ipacket[1]: H7 H6 H5 H4 H3 H2 H1 H0 4845 * ipacket[2]: V7 V6 V5 V4 V3 V2 V1 V0 4846 * ipacket[3]: 1 1 1 A 1 L T R 4847 * ipacket[4]:V11 V10 V9 V8 H11 H10 H9 H8 4848 * ipacket[5]: 0 P6 P5 P4 P3 P2 P1 P0 4849 * 4850 * [note] 4851 * R: right physical mouse button (1=on) 4852 * T: touch pad virtual button (1=tapping) 4853 * L: left physical mouse button (1=on) 4854 * A: position data is valid (1=valid) 4855 * H: horizontal data (12bit signed integer. H11 is sign bit.) 4856 * V: vertical data (12bit signed integer. V11 is sign bit.) 4857 * P: pressure data 4858 * 4859 * Tapping is mapped to MOUSE_BUTTON4. 4860 */ 4861 c = pb->ipacket[0]; 4862 *x = *y = 0; 4863 ms->button = butmap_versapad[c & MOUSE_PS2VERSA_BUTTONS]; 4864 ms->button |= (c & MOUSE_PS2VERSA_TAP) ? MOUSE_BUTTON4DOWN : 0; 4865 if (c & MOUSE_PS2VERSA_IN_USE) { 4866 x0 = pb->ipacket[1] | (((pb->ipacket[4]) & 0x0f) << 8); 4867 y0 = pb->ipacket[2] | (((pb->ipacket[4]) & 0xf0) << 4); 4868 if (x0 & 0x800) 4869 x0 -= 0x1000; 4870 if (y0 & 0x800) 4871 y0 -= 0x1000; 4872 if (sc->flags & PSM_FLAGS_FINGERDOWN) { 4873 *x = sc->xold - x0; 4874 *y = y0 - sc->yold; 4875 if (*x < 0) /* XXX */ 4876 ++*x; 4877 else if (*x) 4878 --*x; 4879 if (*y < 0) 4880 ++*y; 4881 else if (*y) 4882 --*y; 4883 } else 4884 sc->flags |= PSM_FLAGS_FINGERDOWN; 4885 sc->xold = x0; 4886 sc->yold = y0; 4887 } else 4888 sc->flags &= ~PSM_FLAGS_FINGERDOWN; 4889 } 4890 4891 static void 4892 psmsoftintridle(void *arg) 4893 { 4894 struct psm_softc *sc = arg; 4895 packetbuf_t *pb; 4896 4897 /* Invoke soft handler only when pqueue is empty. Otherwise it will be 4898 * invoked from psmintr soon with pqueue filled with real data */ 4899 if (sc->pqueue_start == sc->pqueue_end && 4900 sc->idlepacket.inputbytes > 0) { 4901 /* Grow circular queue backwards to avoid race with psmintr */ 4902 if (--sc->pqueue_start < 0) 4903 sc->pqueue_start = PSM_PACKETQUEUE - 1; 4904 4905 pb = &sc->pqueue[sc->pqueue_start]; 4906 memcpy(pb, &sc->idlepacket, sizeof(packetbuf_t)); 4907 VLOG(4, (LOG_DEBUG, 4908 "psmsoftintridle: %02x %02x %02x %02x %02x %02x\n", 4909 pb->ipacket[0], pb->ipacket[1], pb->ipacket[2], 4910 pb->ipacket[3], pb->ipacket[4], pb->ipacket[5])); 4911 4912 psmsoftintr(arg); 4913 } 4914 } 4915 4916 static void 4917 psmsoftintr(void *arg) 4918 { 4919 /* 4920 * the table to turn PS/2 mouse button bits (MOUSE_PS2_BUTTON?DOWN) 4921 * into `mousestatus' button bits (MOUSE_BUTTON?DOWN). 4922 */ 4923 static int butmap[8] = { 4924 0, 4925 MOUSE_BUTTON1DOWN, 4926 MOUSE_BUTTON3DOWN, 4927 MOUSE_BUTTON1DOWN | MOUSE_BUTTON3DOWN, 4928 MOUSE_BUTTON2DOWN, 4929 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN, 4930 MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN, 4931 MOUSE_BUTTON1DOWN | MOUSE_BUTTON2DOWN | MOUSE_BUTTON3DOWN 4932 }; 4933 struct psm_softc *sc = arg; 4934 mousestatus_t ms; 4935 packetbuf_t *pb; 4936 int x, y, z, c, l, s; 4937 4938 getmicrouptime(&sc->lastsoftintr); 4939 4940 s = spltty(); 4941 4942 do { 4943 pb = &sc->pqueue[sc->pqueue_start]; 4944 4945 if (sc->mode.level == PSM_LEVEL_NATIVE) 4946 goto next_native; 4947 4948 c = pb->ipacket[0]; 4949 /* 4950 * A kludge for Kensington device! 4951 * The MSB of the horizontal count appears to be stored in 4952 * a strange place. 4953 */ 4954 if (sc->hw.model == MOUSE_MODEL_THINK) 4955 pb->ipacket[1] |= (c & MOUSE_PS2_XOVERFLOW) ? 0x80 : 0; 4956 4957 /* ignore the overflow bits... */ 4958 x = (c & MOUSE_PS2_XNEG) ? 4959 pb->ipacket[1] - 256 : pb->ipacket[1]; 4960 y = (c & MOUSE_PS2_YNEG) ? 4961 pb->ipacket[2] - 256 : pb->ipacket[2]; 4962 z = 0; 4963 ms.obutton = sc->button; /* previous button state */ 4964 ms.button = butmap[c & MOUSE_PS2_BUTTONS]; 4965 /* `tapping' action */ 4966 if (sc->config & PSM_CONFIG_FORCETAP) 4967 ms.button |= ((c & MOUSE_PS2_TAP)) ? 4968 0 : MOUSE_BUTTON4DOWN; 4969 timevalclear(&sc->idletimeout); 4970 sc->idlepacket.inputbytes = 0; 4971 4972 switch (sc->hw.model) { 4973 case MOUSE_MODEL_EXPLORER: 4974 /* 4975 * b7 b6 b5 b4 b3 b2 b1 b0 4976 * byte 1: oy ox sy sx 1 M R L 4977 * byte 2: x x x x x x x x 4978 * byte 3: y y y y y y y y 4979 * byte 4: * * S2 S1 s d2 d1 d0 4980 * 4981 * L, M, R, S1, S2: left, middle, right and side buttons 4982 * s: wheel data sign bit 4983 * d2-d0: wheel data 4984 */ 4985 z = (pb->ipacket[3] & MOUSE_EXPLORER_ZNEG) ? 4986 (pb->ipacket[3] & 0x0f) - 16 : 4987 (pb->ipacket[3] & 0x0f); 4988 ms.button |= 4989 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON4DOWN) ? 4990 MOUSE_BUTTON4DOWN : 0; 4991 ms.button |= 4992 (pb->ipacket[3] & MOUSE_EXPLORER_BUTTON5DOWN) ? 4993 MOUSE_BUTTON5DOWN : 0; 4994 break; 4995 4996 case MOUSE_MODEL_INTELLI: 4997 case MOUSE_MODEL_NET: 4998 /* wheel data is in the fourth byte */ 4999 z = (char)pb->ipacket[3]; 5000 /* 5001 * XXX some mice may send 7 when there is no Z movement? */ 5002 if ((z >= 7) || (z <= -7)) 5003 z = 0; 5004 /* some compatible mice have additional buttons */ 5005 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON4DOWN) ? 5006 MOUSE_BUTTON4DOWN : 0; 5007 ms.button |= (c & MOUSE_PS2INTELLI_BUTTON5DOWN) ? 5008 MOUSE_BUTTON5DOWN : 0; 5009 break; 5010 5011 case MOUSE_MODEL_MOUSEMANPLUS: 5012 proc_mmanplus(sc, pb, &ms, &x, &y, &z); 5013 break; 5014 5015 case MOUSE_MODEL_GLIDEPOINT: 5016 /* `tapping' action */ 5017 ms.button |= ((c & MOUSE_PS2_TAP)) ? 0 : 5018 MOUSE_BUTTON4DOWN; 5019 break; 5020 5021 case MOUSE_MODEL_NETSCROLL: 5022 /* 5023 * three additional bytes encode buttons and 5024 * wheel events 5025 */ 5026 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON3DOWN) ? 5027 MOUSE_BUTTON4DOWN : 0; 5028 ms.button |= (pb->ipacket[3] & MOUSE_PS2_BUTTON1DOWN) ? 5029 MOUSE_BUTTON5DOWN : 0; 5030 z = (pb->ipacket[3] & MOUSE_PS2_XNEG) ? 5031 pb->ipacket[4] - 256 : pb->ipacket[4]; 5032 break; 5033 5034 case MOUSE_MODEL_THINK: 5035 /* the fourth button state in the first byte */ 5036 ms.button |= (c & MOUSE_PS2_TAP) ? 5037 MOUSE_BUTTON4DOWN : 0; 5038 break; 5039 5040 case MOUSE_MODEL_VERSAPAD: 5041 proc_versapad(sc, pb, &ms, &x, &y, &z); 5042 c = ((x < 0) ? MOUSE_PS2_XNEG : 0) | 5043 ((y < 0) ? MOUSE_PS2_YNEG : 0); 5044 break; 5045 5046 case MOUSE_MODEL_4D: 5047 /* 5048 * b7 b6 b5 b4 b3 b2 b1 b0 5049 * byte 1: s2 d2 s1 d1 1 M R L 5050 * byte 2: sx x x x x x x x 5051 * byte 3: sy y y y y y y y 5052 * 5053 * s1: wheel 1 direction 5054 * d1: wheel 1 data 5055 * s2: wheel 2 direction 5056 * d2: wheel 2 data 5057 */ 5058 x = (pb->ipacket[1] & 0x80) ? 5059 pb->ipacket[1] - 256 : pb->ipacket[1]; 5060 y = (pb->ipacket[2] & 0x80) ? 5061 pb->ipacket[2] - 256 : pb->ipacket[2]; 5062 switch (c & MOUSE_4D_WHEELBITS) { 5063 case 0x10: 5064 z = 1; 5065 break; 5066 case 0x30: 5067 z = -1; 5068 break; 5069 case 0x40: /* XXX 2nd wheel turning right */ 5070 z = 2; 5071 break; 5072 case 0xc0: /* XXX 2nd wheel turning left */ 5073 z = -2; 5074 break; 5075 } 5076 break; 5077 5078 case MOUSE_MODEL_4DPLUS: 5079 if ((x < 16 - 256) && (y < 16 - 256)) { 5080 /* 5081 * b7 b6 b5 b4 b3 b2 b1 b0 5082 * byte 1: 0 0 1 1 1 M R L 5083 * byte 2: 0 0 0 0 1 0 0 0 5084 * byte 3: 0 0 0 0 S s d1 d0 5085 * 5086 * L, M, R, S: left, middle, right, 5087 * and side buttons 5088 * s: wheel data sign bit 5089 * d1-d0: wheel data 5090 */ 5091 x = y = 0; 5092 if (pb->ipacket[2] & MOUSE_4DPLUS_BUTTON4DOWN) 5093 ms.button |= MOUSE_BUTTON4DOWN; 5094 z = (pb->ipacket[2] & MOUSE_4DPLUS_ZNEG) ? 5095 ((pb->ipacket[2] & 0x07) - 8) : 5096 (pb->ipacket[2] & 0x07) ; 5097 } else { 5098 /* preserve previous button states */ 5099 ms.button |= ms.obutton & MOUSE_EXTBUTTONS; 5100 } 5101 break; 5102 5103 case MOUSE_MODEL_SYNAPTICS: 5104 if (pb->inputbytes == MOUSE_PS2_PACKETSIZE) 5105 if (proc_synaptics_mux(sc, pb)) 5106 goto next; 5107 5108 if (proc_synaptics(sc, pb, &ms, &x, &y, &z) != 0) { 5109 VLOG(3, (LOG_DEBUG, "synaptics: " 5110 "packet rejected\n")); 5111 goto next; 5112 } 5113 break; 5114 5115 case MOUSE_MODEL_ELANTECH: 5116 if (proc_elantech(sc, pb, &ms, &x, &y, &z) != 0) { 5117 VLOG(3, (LOG_DEBUG, "elantech: " 5118 "packet rejected\n")); 5119 goto next; 5120 } 5121 break; 5122 5123 case MOUSE_MODEL_TRACKPOINT: 5124 case MOUSE_MODEL_GENERIC: 5125 default: 5126 break; 5127 } 5128 5129 #ifdef EVDEV_SUPPORT 5130 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE && 5131 sc->hw.model != MOUSE_MODEL_ELANTECH && 5132 sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 5133 evdev_push_rel(sc->evdev_r, REL_X, x); 5134 evdev_push_rel(sc->evdev_r, REL_Y, -y); 5135 5136 switch (sc->hw.model) { 5137 case MOUSE_MODEL_EXPLORER: 5138 case MOUSE_MODEL_INTELLI: 5139 case MOUSE_MODEL_NET: 5140 case MOUSE_MODEL_NETSCROLL: 5141 case MOUSE_MODEL_4DPLUS: 5142 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5143 break; 5144 case MOUSE_MODEL_MOUSEMANPLUS: 5145 case MOUSE_MODEL_4D: 5146 switch (z) { 5147 case 1: 5148 case -1: 5149 evdev_push_rel(sc->evdev_r, REL_WHEEL, -z); 5150 break; 5151 case 2: 5152 case -2: 5153 evdev_push_rel(sc->evdev_r, REL_HWHEEL, z / 2); 5154 break; 5155 } 5156 break; 5157 } 5158 5159 evdev_push_mouse_btn(sc->evdev_r, ms.button); 5160 evdev_sync(sc->evdev_r); 5161 } 5162 #endif 5163 5164 /* scale values */ 5165 if (sc->mode.accelfactor >= 1) { 5166 if (x != 0) { 5167 x = x * x / sc->mode.accelfactor; 5168 if (x == 0) 5169 x = 1; 5170 if (c & MOUSE_PS2_XNEG) 5171 x = -x; 5172 } 5173 if (y != 0) { 5174 y = y * y / sc->mode.accelfactor; 5175 if (y == 0) 5176 y = 1; 5177 if (c & MOUSE_PS2_YNEG) 5178 y = -y; 5179 } 5180 } 5181 5182 /* Store last packet for reinjection if it has not been set already */ 5183 if (timevalisset(&sc->idletimeout) && sc->idlepacket.inputbytes == 0) 5184 sc->idlepacket = *pb; 5185 5186 ms.dx = x; 5187 ms.dy = y; 5188 ms.dz = z; 5189 ms.flags = ((x || y || z) ? MOUSE_POSCHANGED : 0) | 5190 (ms.obutton ^ ms.button); 5191 5192 pb->inputbytes = tame_mouse(sc, pb, &ms, pb->ipacket); 5193 5194 sc->status.flags |= ms.flags; 5195 sc->status.dx += ms.dx; 5196 sc->status.dy += ms.dy; 5197 sc->status.dz += ms.dz; 5198 sc->status.button = ms.button; 5199 sc->button = ms.button; 5200 5201 next_native: 5202 sc->watchdog = FALSE; 5203 5204 /* queue data */ 5205 if (sc->queue.count + pb->inputbytes < sizeof(sc->queue.buf)) { 5206 l = imin(pb->inputbytes, 5207 sizeof(sc->queue.buf) - sc->queue.tail); 5208 bcopy(&pb->ipacket[0], &sc->queue.buf[sc->queue.tail], l); 5209 if (pb->inputbytes > l) 5210 bcopy(&pb->ipacket[l], &sc->queue.buf[0], 5211 pb->inputbytes - l); 5212 sc->queue.tail = (sc->queue.tail + pb->inputbytes) % 5213 sizeof(sc->queue.buf); 5214 sc->queue.count += pb->inputbytes; 5215 } 5216 5217 next: 5218 pb->inputbytes = 0; 5219 if (++sc->pqueue_start >= PSM_PACKETQUEUE) 5220 sc->pqueue_start = 0; 5221 } while (sc->pqueue_start != sc->pqueue_end); 5222 5223 if (sc->state & PSM_ASLP) { 5224 sc->state &= ~PSM_ASLP; 5225 wakeup(sc); 5226 } 5227 selwakeuppri(&sc->rsel, PZERO); 5228 if (sc->async != NULL) { 5229 pgsigio(&sc->async, SIGIO, 0); 5230 } 5231 sc->state &= ~PSM_SOFTARMED; 5232 5233 /* schedule injection of predefined packet after idletimeout 5234 * if no data packets have been received from psmintr */ 5235 if (timevalisset(&sc->idletimeout)) { 5236 sc->state |= PSM_SOFTARMED; 5237 callout_reset(&sc->softcallout, tvtohz(&sc->idletimeout), 5238 psmsoftintridle, sc); 5239 VLOG(2, (LOG_DEBUG, "softintr: callout set: %d ticks\n", 5240 tvtohz(&sc->idletimeout))); 5241 } 5242 splx(s); 5243 } 5244 5245 static int 5246 psmpoll(struct cdev *dev, int events, struct thread *td) 5247 { 5248 struct psm_softc *sc = dev->si_drv1; 5249 int s; 5250 int revents = 0; 5251 5252 /* Return true if a mouse event available */ 5253 s = spltty(); 5254 if (events & (POLLIN | POLLRDNORM)) { 5255 if (sc->queue.count > 0) 5256 revents |= events & (POLLIN | POLLRDNORM); 5257 else 5258 selrecord(td, &sc->rsel); 5259 } 5260 splx(s); 5261 5262 return (revents); 5263 } 5264 5265 /* vendor/model specific routines */ 5266 5267 static int mouse_id_proc1(KBDC kbdc, int res, int scale, int *status) 5268 { 5269 if (set_mouse_resolution(kbdc, res) != res) 5270 return (FALSE); 5271 if (set_mouse_scaling(kbdc, scale) && 5272 set_mouse_scaling(kbdc, scale) && 5273 set_mouse_scaling(kbdc, scale) && 5274 (get_mouse_status(kbdc, status, 0, 3) >= 3)) 5275 return (TRUE); 5276 return (FALSE); 5277 } 5278 5279 static int 5280 mouse_ext_command(KBDC kbdc, int command) 5281 { 5282 int c; 5283 5284 c = (command >> 6) & 0x03; 5285 if (set_mouse_resolution(kbdc, c) != c) 5286 return (FALSE); 5287 c = (command >> 4) & 0x03; 5288 if (set_mouse_resolution(kbdc, c) != c) 5289 return (FALSE); 5290 c = (command >> 2) & 0x03; 5291 if (set_mouse_resolution(kbdc, c) != c) 5292 return (FALSE); 5293 c = (command >> 0) & 0x03; 5294 if (set_mouse_resolution(kbdc, c) != c) 5295 return (FALSE); 5296 return (TRUE); 5297 } 5298 5299 #ifdef notyet 5300 /* Logitech MouseMan Cordless II */ 5301 static int 5302 enable_lcordless(struct psm_softc *sc, enum probearg arg) 5303 { 5304 KBDC kbdc = sc->kbdc; 5305 int status[3]; 5306 int ch; 5307 5308 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 2, status)) 5309 return (FALSE); 5310 if (status[1] == PSMD_RES_HIGH) 5311 return (FALSE); 5312 ch = (status[0] & 0x07) - 1; /* channel # */ 5313 if ((ch <= 0) || (ch > 4)) 5314 return (FALSE); 5315 /* 5316 * status[1]: always one? 5317 * status[2]: battery status? (0-100) 5318 */ 5319 return (TRUE); 5320 } 5321 #endif /* notyet */ 5322 5323 /* Genius NetScroll Mouse, MouseSystems SmartScroll Mouse */ 5324 static int 5325 enable_groller(struct psm_softc *sc, enum probearg arg) 5326 { 5327 KBDC kbdc = sc->kbdc; 5328 int status[3]; 5329 5330 /* 5331 * The special sequence to enable the fourth button and the 5332 * roller. Immediately after this sequence check status bytes. 5333 * if the mouse is NetScroll, the second and the third bytes are 5334 * '3' and 'D'. 5335 */ 5336 5337 /* 5338 * If the mouse is an ordinary PS/2 mouse, the status bytes should 5339 * look like the following. 5340 * 5341 * byte 1 bit 7 always 0 5342 * bit 6 stream mode (0) 5343 * bit 5 disabled (0) 5344 * bit 4 1:1 scaling (0) 5345 * bit 3 always 0 5346 * bit 0-2 button status 5347 * byte 2 resolution (PSMD_RES_HIGH) 5348 * byte 3 report rate (?) 5349 */ 5350 5351 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5352 return (FALSE); 5353 if ((status[1] != '3') || (status[2] != 'D')) 5354 return (FALSE); 5355 /* FIXME: SmartScroll Mouse has 5 buttons! XXX */ 5356 if (arg == PROBE) 5357 sc->hw.buttons = 4; 5358 return (TRUE); 5359 } 5360 5361 /* Genius NetMouse/NetMouse Pro, ASCII Mie Mouse, NetScroll Optical */ 5362 static int 5363 enable_gmouse(struct psm_softc *sc, enum probearg arg) 5364 { 5365 KBDC kbdc = sc->kbdc; 5366 int status[3]; 5367 5368 /* 5369 * The special sequence to enable the middle, "rubber" button. 5370 * Immediately after this sequence check status bytes. 5371 * if the mouse is NetMouse, NetMouse Pro, or ASCII MIE Mouse, 5372 * the second and the third bytes are '3' and 'U'. 5373 * NOTE: NetMouse reports that it has three buttons although it has 5374 * two buttons and a rubber button. NetMouse Pro and MIE Mouse 5375 * say they have three buttons too and they do have a button on the 5376 * side... 5377 */ 5378 if (!mouse_id_proc1(kbdc, PSMD_RES_HIGH, 1, status)) 5379 return (FALSE); 5380 if ((status[1] != '3') || (status[2] != 'U')) 5381 return (FALSE); 5382 return (TRUE); 5383 } 5384 5385 /* ALPS GlidePoint */ 5386 static int 5387 enable_aglide(struct psm_softc *sc, enum probearg arg) 5388 { 5389 KBDC kbdc = sc->kbdc; 5390 int status[3]; 5391 5392 /* 5393 * The special sequence to obtain ALPS GlidePoint specific 5394 * information. Immediately after this sequence, status bytes will 5395 * contain something interesting. 5396 * NOTE: ALPS produces several models of GlidePoint. Some of those 5397 * do not respond to this sequence, thus, cannot be detected this way. 5398 */ 5399 if (set_mouse_sampling_rate(kbdc, 100) != 100) 5400 return (FALSE); 5401 if (!mouse_id_proc1(kbdc, PSMD_RES_LOW, 2, status)) 5402 return (FALSE); 5403 if ((status[1] == PSMD_RES_LOW) || (status[2] == 100)) 5404 return (FALSE); 5405 return (TRUE); 5406 } 5407 5408 /* Kensington ThinkingMouse/Trackball */ 5409 static int 5410 enable_kmouse(struct psm_softc *sc, enum probearg arg) 5411 { 5412 static u_char rate[] = { 20, 60, 40, 20, 20, 60, 40, 20, 20 }; 5413 KBDC kbdc = sc->kbdc; 5414 int status[3]; 5415 int id1; 5416 int id2; 5417 int i; 5418 5419 id1 = get_aux_id(kbdc); 5420 if (set_mouse_sampling_rate(kbdc, 10) != 10) 5421 return (FALSE); 5422 /* 5423 * The device is now in the native mode? It returns a different 5424 * ID value... 5425 */ 5426 id2 = get_aux_id(kbdc); 5427 if ((id1 == id2) || (id2 != 2)) 5428 return (FALSE); 5429 5430 if (set_mouse_resolution(kbdc, PSMD_RES_LOW) != PSMD_RES_LOW) 5431 return (FALSE); 5432 #if PSM_DEBUG >= 2 5433 /* at this point, resolution is LOW, sampling rate is 10/sec */ 5434 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5435 return (FALSE); 5436 #endif 5437 5438 /* 5439 * The special sequence to enable the third and fourth buttons. 5440 * Otherwise they behave like the first and second buttons. 5441 */ 5442 for (i = 0; i < nitems(rate); ++i) 5443 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5444 return (FALSE); 5445 5446 /* 5447 * At this point, the device is using default resolution and 5448 * sampling rate for the native mode. 5449 */ 5450 if (get_mouse_status(kbdc, status, 0, 3) < 3) 5451 return (FALSE); 5452 if ((status[1] == PSMD_RES_LOW) || (status[2] == rate[i - 1])) 5453 return (FALSE); 5454 5455 /* the device appears be enabled by this sequence, diable it for now */ 5456 disable_aux_dev(kbdc); 5457 empty_aux_buffer(kbdc, 5); 5458 5459 return (TRUE); 5460 } 5461 5462 /* Logitech MouseMan+/FirstMouse+, IBM ScrollPoint Mouse */ 5463 static int 5464 enable_mmanplus(struct psm_softc *sc, enum probearg arg) 5465 { 5466 KBDC kbdc = sc->kbdc; 5467 int data[3]; 5468 5469 /* the special sequence to enable the fourth button and the roller. */ 5470 /* 5471 * NOTE: for ScrollPoint to respond correctly, the SET_RESOLUTION 5472 * must be called exactly three times since the last RESET command 5473 * before this sequence. XXX 5474 */ 5475 if (!set_mouse_scaling(kbdc, 1)) 5476 return (FALSE); 5477 if (!mouse_ext_command(kbdc, 0x39) || !mouse_ext_command(kbdc, 0xdb)) 5478 return (FALSE); 5479 if (get_mouse_status(kbdc, data, 1, 3) < 3) 5480 return (FALSE); 5481 5482 /* 5483 * PS2++ protocol, packet type 0 5484 * 5485 * b7 b6 b5 b4 b3 b2 b1 b0 5486 * byte 1: * 1 p3 p2 1 * * * 5487 * byte 2: 1 1 p1 p0 m1 m0 1 0 5488 * byte 3: m7 m6 m5 m4 m3 m2 m1 m0 5489 * 5490 * p3-p0: packet type: 0 5491 * m7-m0: model ID: MouseMan+:0x50, 5492 * FirstMouse+:0x51, 5493 * ScrollPoint:0x58... 5494 */ 5495 /* check constant bits */ 5496 if ((data[0] & MOUSE_PS2PLUS_SYNCMASK) != MOUSE_PS2PLUS_SYNC) 5497 return (FALSE); 5498 if ((data[1] & 0xc3) != 0xc2) 5499 return (FALSE); 5500 /* check d3-d0 in byte 2 */ 5501 if (!MOUSE_PS2PLUS_CHECKBITS(data)) 5502 return (FALSE); 5503 /* check p3-p0 */ 5504 if (MOUSE_PS2PLUS_PACKET_TYPE(data) != 0) 5505 return (FALSE); 5506 5507 if (arg == PROBE) { 5508 sc->hw.hwid &= 0x00ff; 5509 sc->hw.hwid |= data[2] << 8; /* save model ID */ 5510 } 5511 5512 /* 5513 * MouseMan+ (or FirstMouse+) is now in its native mode, in which 5514 * the wheel and the fourth button events are encoded in the 5515 * special data packet. The mouse may be put in the IntelliMouse mode 5516 * if it is initialized by the IntelliMouse's method. 5517 */ 5518 return (TRUE); 5519 } 5520 5521 /* MS IntelliMouse Explorer */ 5522 static int 5523 enable_msexplorer(struct psm_softc *sc, enum probearg arg) 5524 { 5525 KBDC kbdc = sc->kbdc; 5526 static u_char rate0[] = { 200, 100, 80, }; 5527 static u_char rate1[] = { 200, 200, 80, }; 5528 int id; 5529 int i; 5530 5531 /* 5532 * This is needed for at least A4Tech X-7xx mice - they do not go 5533 * straight to Explorer mode, but need to be set to Intelli mode 5534 * first. 5535 */ 5536 enable_msintelli(sc, arg); 5537 5538 /* the special sequence to enable the extra buttons and the roller. */ 5539 for (i = 0; i < nitems(rate1); ++i) 5540 if (set_mouse_sampling_rate(kbdc, rate1[i]) != rate1[i]) 5541 return (FALSE); 5542 /* the device will give the genuine ID only after the above sequence */ 5543 id = get_aux_id(kbdc); 5544 if (id != PSM_EXPLORER_ID) 5545 return (FALSE); 5546 5547 if (arg == PROBE) { 5548 sc->hw.buttons = 5; /* IntelliMouse Explorer XXX */ 5549 sc->hw.hwid = id; 5550 } 5551 5552 /* 5553 * XXX: this is a kludge to fool some KVM switch products 5554 * which think they are clever enough to know the 4-byte IntelliMouse 5555 * protocol, and assume any other protocols use 3-byte packets. 5556 * They don't convey 4-byte data packets from the IntelliMouse Explorer 5557 * correctly to the host computer because of this! 5558 * The following sequence is actually IntelliMouse's "wake up" 5559 * sequence; it will make the KVM think the mouse is IntelliMouse 5560 * when it is in fact IntelliMouse Explorer. 5561 */ 5562 for (i = 0; i < nitems(rate0); ++i) 5563 if (set_mouse_sampling_rate(kbdc, rate0[i]) != rate0[i]) 5564 break; 5565 get_aux_id(kbdc); 5566 5567 return (TRUE); 5568 } 5569 5570 /* 5571 * MS IntelliMouse 5572 * Logitech MouseMan+ and FirstMouse+ will also respond to this 5573 * probe routine and act like IntelliMouse. 5574 */ 5575 static int 5576 enable_msintelli(struct psm_softc *sc, enum probearg arg) 5577 { 5578 KBDC kbdc = sc->kbdc; 5579 static u_char rate[] = { 200, 100, 80, }; 5580 int id; 5581 int i; 5582 5583 /* the special sequence to enable the third button and the roller. */ 5584 for (i = 0; i < nitems(rate); ++i) 5585 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5586 return (FALSE); 5587 /* the device will give the genuine ID only after the above sequence */ 5588 id = get_aux_id(kbdc); 5589 if (id != PSM_INTELLI_ID) 5590 return (FALSE); 5591 5592 if (arg == PROBE) { 5593 sc->hw.buttons = 3; 5594 sc->hw.hwid = id; 5595 } 5596 5597 return (TRUE); 5598 } 5599 5600 /* 5601 * A4 Tech 4D Mouse 5602 * Newer wheel mice from A4 Tech may use the 4D+ protocol. 5603 */ 5604 static int 5605 enable_4dmouse(struct psm_softc *sc, enum probearg arg) 5606 { 5607 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5608 KBDC kbdc = sc->kbdc; 5609 int id; 5610 int i; 5611 5612 for (i = 0; i < nitems(rate); ++i) 5613 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5614 return (FALSE); 5615 id = get_aux_id(kbdc); 5616 /* 5617 * WinEasy 4D, 4 Way Scroll 4D: 6 5618 * Cable-Free 4D: 8 (4DPLUS) 5619 * WinBest 4D+, 4 Way Scroll 4D+: 8 (4DPLUS) 5620 */ 5621 if (id != PSM_4DMOUSE_ID) 5622 return (FALSE); 5623 5624 if (arg == PROBE) { 5625 sc->hw.buttons = 3; /* XXX some 4D mice have 4? */ 5626 sc->hw.hwid = id; 5627 } 5628 5629 return (TRUE); 5630 } 5631 5632 /* 5633 * A4 Tech 4D+ Mouse 5634 * Newer wheel mice from A4 Tech seem to use this protocol. 5635 * Older models are recognized as either 4D Mouse or IntelliMouse. 5636 */ 5637 static int 5638 enable_4dplus(struct psm_softc *sc, enum probearg arg) 5639 { 5640 KBDC kbdc = sc->kbdc; 5641 int id; 5642 5643 /* 5644 * enable_4dmouse() already issued the following ID sequence... 5645 static u_char rate[] = { 200, 100, 80, 60, 40, 20 }; 5646 int i; 5647 5648 for (i = 0; i < sizeof(rate)/sizeof(rate[0]); ++i) 5649 if (set_mouse_sampling_rate(kbdc, rate[i]) != rate[i]) 5650 return (FALSE); 5651 */ 5652 5653 id = get_aux_id(kbdc); 5654 switch (id) { 5655 case PSM_4DPLUS_ID: 5656 break; 5657 case PSM_4DPLUS_RFSW35_ID: 5658 break; 5659 default: 5660 return (FALSE); 5661 } 5662 5663 if (arg == PROBE) { 5664 sc->hw.buttons = (id == PSM_4DPLUS_ID) ? 4 : 3; 5665 sc->hw.hwid = id; 5666 } 5667 5668 return (TRUE); 5669 } 5670 5671 /* Synaptics Touchpad */ 5672 static int 5673 synaptics_sysctl(SYSCTL_HANDLER_ARGS) 5674 { 5675 struct psm_softc *sc; 5676 int error, arg; 5677 5678 if (oidp->oid_arg1 == NULL || oidp->oid_arg2 < 0 || 5679 oidp->oid_arg2 > SYNAPTICS_SYSCTL_LAST) 5680 return (EINVAL); 5681 5682 sc = oidp->oid_arg1; 5683 5684 /* Read the current value. */ 5685 arg = *(int *)((char *)sc + oidp->oid_arg2); 5686 error = sysctl_handle_int(oidp, &arg, 0, req); 5687 5688 /* Sanity check. */ 5689 if (error || !req->newptr) 5690 return (error); 5691 5692 /* 5693 * Check that the new value is in the concerned node's range 5694 * of values. 5695 */ 5696 switch (oidp->oid_arg2) { 5697 case SYNAPTICS_SYSCTL_MIN_PRESSURE: 5698 case SYNAPTICS_SYSCTL_MAX_PRESSURE: 5699 if (arg < 0 || arg > 255) 5700 return (EINVAL); 5701 break; 5702 case SYNAPTICS_SYSCTL_MAX_WIDTH: 5703 if (arg < 4 || arg > 15) 5704 return (EINVAL); 5705 break; 5706 case SYNAPTICS_SYSCTL_MARGIN_TOP: 5707 case SYNAPTICS_SYSCTL_MARGIN_BOTTOM: 5708 case SYNAPTICS_SYSCTL_NA_TOP: 5709 case SYNAPTICS_SYSCTL_NA_BOTTOM: 5710 if (arg < 0 || arg > sc->synhw.maximumYCoord) 5711 return (EINVAL); 5712 break; 5713 case SYNAPTICS_SYSCTL_SOFTBUTTON2_X: 5714 case SYNAPTICS_SYSCTL_SOFTBUTTON3_X: 5715 /* Softbuttons is clickpad only feature */ 5716 if (!sc->synhw.capClickPad && arg != 0) 5717 return (EINVAL); 5718 /* FALLTHROUGH */ 5719 case SYNAPTICS_SYSCTL_MARGIN_RIGHT: 5720 case SYNAPTICS_SYSCTL_MARGIN_LEFT: 5721 case SYNAPTICS_SYSCTL_NA_RIGHT: 5722 case SYNAPTICS_SYSCTL_NA_LEFT: 5723 if (arg < 0 || arg > sc->synhw.maximumXCoord) 5724 return (EINVAL); 5725 break; 5726 case SYNAPTICS_SYSCTL_WINDOW_MIN: 5727 case SYNAPTICS_SYSCTL_WINDOW_MAX: 5728 case SYNAPTICS_SYSCTL_TAP_MIN_QUEUE: 5729 if (arg < 1 || arg > SYNAPTICS_PACKETQUEUE) 5730 return (EINVAL); 5731 break; 5732 case SYNAPTICS_SYSCTL_MULTIPLICATOR: 5733 case SYNAPTICS_SYSCTL_WEIGHT_CURRENT: 5734 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS: 5735 case SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA: 5736 case SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED: 5737 case SYNAPTICS_SYSCTL_DIV_MIN: 5738 case SYNAPTICS_SYSCTL_DIV_MAX: 5739 case SYNAPTICS_SYSCTL_DIV_MAX_NA: 5740 case SYNAPTICS_SYSCTL_DIV_LEN: 5741 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN: 5742 case SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX: 5743 if (arg < 1) 5744 return (EINVAL); 5745 break; 5746 case SYNAPTICS_SYSCTL_TAP_MAX_DELTA: 5747 case SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT: 5748 case SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA: 5749 if (arg < 0) 5750 return (EINVAL); 5751 break; 5752 case SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA: 5753 if (arg < -sc->synhw.maximumXCoord || 5754 arg > sc->synhw.maximumXCoord) 5755 return (EINVAL); 5756 break; 5757 case SYNAPTICS_SYSCTL_SOFTBUTTONS_Y: 5758 /* Softbuttons is clickpad only feature */ 5759 if (!sc->synhw.capClickPad && arg != 0) 5760 return (EINVAL); 5761 /* FALLTHROUGH */ 5762 case SYNAPTICS_SYSCTL_VSCROLL_VER_AREA: 5763 if (arg < -sc->synhw.maximumYCoord || 5764 arg > sc->synhw.maximumYCoord) 5765 return (EINVAL); 5766 break; 5767 case SYNAPTICS_SYSCTL_TOUCHPAD_OFF: 5768 case SYNAPTICS_SYSCTL_THREE_FINGER_DRAG: 5769 case SYNAPTICS_SYSCTL_NATURAL_SCROLL: 5770 if (arg < 0 || arg > 1) 5771 return (EINVAL); 5772 break; 5773 default: 5774 return (EINVAL); 5775 } 5776 5777 /* Update. */ 5778 *(int *)((char *)sc + oidp->oid_arg2) = arg; 5779 5780 return (error); 5781 } 5782 5783 static void 5784 synaptics_sysctl_create_softbuttons_tree(struct psm_softc *sc) 5785 { 5786 /* 5787 * Set predefined sizes for softbuttons. 5788 * Values are taken to match HP Pavilion dv6 clickpad drawings 5789 * with thin middle softbutton placed on separator 5790 */ 5791 5792 /* hw.psm.synaptics.softbuttons_y */ 5793 sc->syninfo.softbuttons_y = sc->synhw.topButtonPad ? -1700 : 1700; 5794 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5795 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5796 "softbuttons_y", 5797 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5798 sc, SYNAPTICS_SYSCTL_SOFTBUTTONS_Y, 5799 synaptics_sysctl, "I", 5800 "Vertical size of softbuttons area"); 5801 5802 /* hw.psm.synaptics.softbutton2_x */ 5803 sc->syninfo.softbutton2_x = 3100; 5804 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5805 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5806 "softbutton2_x", 5807 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5808 sc, SYNAPTICS_SYSCTL_SOFTBUTTON2_X, 5809 synaptics_sysctl, "I", 5810 "Horisontal position of 2-nd softbutton left edge (0-disable)"); 5811 5812 /* hw.psm.synaptics.softbutton3_x */ 5813 sc->syninfo.softbutton3_x = 3900; 5814 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5815 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5816 "softbutton3_x", 5817 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5818 sc, SYNAPTICS_SYSCTL_SOFTBUTTON3_X, 5819 synaptics_sysctl, "I", 5820 "Horisontal position of 3-rd softbutton left edge (0-disable)"); 5821 } 5822 5823 static void 5824 synaptics_sysctl_create_tree(struct psm_softc *sc, const char *name, 5825 const char *descr) 5826 { 5827 5828 if (sc->syninfo.sysctl_tree != NULL) 5829 return; 5830 5831 /* Attach extra synaptics sysctl nodes under hw.psm.synaptics */ 5832 sysctl_ctx_init(&sc->syninfo.sysctl_ctx); 5833 sc->syninfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->syninfo.sysctl_ctx, 5834 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, name, 5835 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, descr); 5836 5837 /* hw.psm.synaptics.directional_scrolls. */ 5838 sc->syninfo.directional_scrolls = 0; 5839 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5840 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5841 "directional_scrolls", CTLFLAG_RW|CTLFLAG_ANYBODY, 5842 &sc->syninfo.directional_scrolls, 0, 5843 "Enable hardware scrolling pad (if non-zero) or register it as " 5844 "extended buttons (if 0)"); 5845 5846 /* hw.psm.synaptics.max_x. */ 5847 sc->syninfo.max_x = 6143; 5848 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5849 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5850 "max_x", CTLFLAG_RD|CTLFLAG_ANYBODY, 5851 &sc->syninfo.max_x, 0, 5852 "Horizontal reporting range"); 5853 5854 /* hw.psm.synaptics.max_y. */ 5855 sc->syninfo.max_y = 6143; 5856 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5857 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5858 "max_y", CTLFLAG_RD|CTLFLAG_ANYBODY, 5859 &sc->syninfo.max_y, 0, 5860 "Vertical reporting range"); 5861 5862 /* 5863 * Turn off two finger scroll if we have a 5864 * physical area reserved for scrolling or when 5865 * there's no multi finger support. 5866 */ 5867 if (sc->synhw.verticalScroll || (sc->synhw.capMultiFinger == 0 && 5868 sc->synhw.capAdvancedGestures == 0)) 5869 sc->syninfo.two_finger_scroll = 0; 5870 else 5871 sc->syninfo.two_finger_scroll = 1; 5872 /* hw.psm.synaptics.two_finger_scroll. */ 5873 SYSCTL_ADD_INT(&sc->syninfo.sysctl_ctx, 5874 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5875 "two_finger_scroll", CTLFLAG_RW|CTLFLAG_ANYBODY, 5876 &sc->syninfo.two_finger_scroll, 0, 5877 "Enable two finger scrolling"); 5878 5879 /* hw.psm.synaptics.min_pressure. */ 5880 sc->syninfo.min_pressure = 32; 5881 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5882 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5883 "min_pressure", 5884 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5885 sc, SYNAPTICS_SYSCTL_MIN_PRESSURE, 5886 synaptics_sysctl, "I", 5887 "Minimum pressure required to start an action"); 5888 5889 /* hw.psm.synaptics.max_pressure. */ 5890 sc->syninfo.max_pressure = 220; 5891 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5892 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5893 "max_pressure", 5894 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5895 sc, SYNAPTICS_SYSCTL_MAX_PRESSURE, 5896 synaptics_sysctl, "I", 5897 "Maximum pressure to detect palm"); 5898 5899 /* hw.psm.synaptics.max_width. */ 5900 sc->syninfo.max_width = 10; 5901 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5902 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5903 "max_width", 5904 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5905 sc, SYNAPTICS_SYSCTL_MAX_WIDTH, 5906 synaptics_sysctl, "I", 5907 "Maximum finger width to detect palm"); 5908 5909 /* hw.psm.synaptics.top_margin. */ 5910 sc->syninfo.margin_top = 200; 5911 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5912 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5913 "margin_top", 5914 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5915 sc, SYNAPTICS_SYSCTL_MARGIN_TOP, 5916 synaptics_sysctl, "I", 5917 "Top margin"); 5918 5919 /* hw.psm.synaptics.right_margin. */ 5920 sc->syninfo.margin_right = 200; 5921 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5922 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5923 "margin_right", 5924 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5925 sc, SYNAPTICS_SYSCTL_MARGIN_RIGHT, 5926 synaptics_sysctl, "I", 5927 "Right margin"); 5928 5929 /* hw.psm.synaptics.bottom_margin. */ 5930 sc->syninfo.margin_bottom = 200; 5931 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5932 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5933 "margin_bottom", 5934 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5935 sc, SYNAPTICS_SYSCTL_MARGIN_BOTTOM, 5936 synaptics_sysctl, "I", 5937 "Bottom margin"); 5938 5939 /* hw.psm.synaptics.left_margin. */ 5940 sc->syninfo.margin_left = 200; 5941 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5942 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5943 "margin_left", 5944 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5945 sc, SYNAPTICS_SYSCTL_MARGIN_LEFT, 5946 synaptics_sysctl, "I", 5947 "Left margin"); 5948 5949 /* hw.psm.synaptics.na_top. */ 5950 sc->syninfo.na_top = 1783; 5951 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5952 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5953 "na_top", 5954 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5955 sc, SYNAPTICS_SYSCTL_NA_TOP, 5956 synaptics_sysctl, "I", 5957 "Top noisy area, where weight_previous_na is used instead " 5958 "of weight_previous"); 5959 5960 /* hw.psm.synaptics.na_right. */ 5961 sc->syninfo.na_right = 563; 5962 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5963 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5964 "na_right", 5965 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5966 sc, SYNAPTICS_SYSCTL_NA_RIGHT, 5967 synaptics_sysctl, "I", 5968 "Right noisy area, where weight_previous_na is used instead " 5969 "of weight_previous"); 5970 5971 /* hw.psm.synaptics.na_bottom. */ 5972 sc->syninfo.na_bottom = 1408; 5973 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5974 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5975 "na_bottom", 5976 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5977 sc, SYNAPTICS_SYSCTL_NA_BOTTOM, 5978 synaptics_sysctl, "I", 5979 "Bottom noisy area, where weight_previous_na is used instead " 5980 "of weight_previous"); 5981 5982 /* hw.psm.synaptics.na_left. */ 5983 sc->syninfo.na_left = 1600; 5984 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5985 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5986 "na_left", 5987 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5988 sc, SYNAPTICS_SYSCTL_NA_LEFT, 5989 synaptics_sysctl, "I", 5990 "Left noisy area, where weight_previous_na is used instead " 5991 "of weight_previous"); 5992 5993 /* hw.psm.synaptics.window_min. */ 5994 sc->syninfo.window_min = 4; 5995 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 5996 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 5997 "window_min", 5998 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 5999 sc, SYNAPTICS_SYSCTL_WINDOW_MIN, 6000 synaptics_sysctl, "I", 6001 "Minimum window size to start an action"); 6002 6003 /* hw.psm.synaptics.window_max. */ 6004 sc->syninfo.window_max = 10; 6005 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6006 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6007 "window_max", 6008 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6009 sc, SYNAPTICS_SYSCTL_WINDOW_MAX, 6010 synaptics_sysctl, "I", 6011 "Maximum window size"); 6012 6013 /* hw.psm.synaptics.multiplicator. */ 6014 sc->syninfo.multiplicator = 10000; 6015 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6016 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6017 "multiplicator", 6018 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6019 sc, SYNAPTICS_SYSCTL_MULTIPLICATOR, 6020 synaptics_sysctl, "I", 6021 "Multiplicator to increase precision in averages and divisions"); 6022 6023 /* hw.psm.synaptics.weight_current. */ 6024 sc->syninfo.weight_current = 3; 6025 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6026 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6027 "weight_current", 6028 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6029 sc, SYNAPTICS_SYSCTL_WEIGHT_CURRENT, 6030 synaptics_sysctl, "I", 6031 "Weight of the current movement in the new average"); 6032 6033 /* hw.psm.synaptics.weight_previous. */ 6034 sc->syninfo.weight_previous = 6; 6035 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6036 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6037 "weight_previous", 6038 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6039 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS, 6040 synaptics_sysctl, "I", 6041 "Weight of the previous average"); 6042 6043 /* hw.psm.synaptics.weight_previous_na. */ 6044 sc->syninfo.weight_previous_na = 20; 6045 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6046 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6047 "weight_previous_na", 6048 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6049 sc, SYNAPTICS_SYSCTL_WEIGHT_PREVIOUS_NA, 6050 synaptics_sysctl, "I", 6051 "Weight of the previous average (inside the noisy area)"); 6052 6053 /* hw.psm.synaptics.weight_len_squared. */ 6054 sc->syninfo.weight_len_squared = 2000; 6055 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6056 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6057 "weight_len_squared", 6058 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6059 sc, SYNAPTICS_SYSCTL_WEIGHT_LEN_SQUARED, 6060 synaptics_sysctl, "I", 6061 "Length (squared) of segments where weight_previous " 6062 "starts to decrease"); 6063 6064 /* hw.psm.synaptics.div_min. */ 6065 sc->syninfo.div_min = 9; 6066 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6067 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6068 "div_min", 6069 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6070 sc, SYNAPTICS_SYSCTL_DIV_MIN, 6071 synaptics_sysctl, "I", 6072 "Divisor for fast movements"); 6073 6074 /* hw.psm.synaptics.div_max. */ 6075 sc->syninfo.div_max = 17; 6076 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6077 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6078 "div_max", 6079 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6080 sc, SYNAPTICS_SYSCTL_DIV_MAX, 6081 synaptics_sysctl, "I", 6082 "Divisor for slow movements"); 6083 6084 /* hw.psm.synaptics.div_max_na. */ 6085 sc->syninfo.div_max_na = 30; 6086 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6087 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6088 "div_max_na", 6089 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6090 sc, SYNAPTICS_SYSCTL_DIV_MAX_NA, 6091 synaptics_sysctl, "I", 6092 "Divisor with slow movements (inside the noisy area)"); 6093 6094 /* hw.psm.synaptics.div_len. */ 6095 sc->syninfo.div_len = 100; 6096 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6097 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6098 "div_len", 6099 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6100 sc, SYNAPTICS_SYSCTL_DIV_LEN, 6101 synaptics_sysctl, "I", 6102 "Length of segments where div_max starts to decrease"); 6103 6104 /* hw.psm.synaptics.tap_max_delta. */ 6105 sc->syninfo.tap_max_delta = 80; 6106 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6107 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6108 "tap_max_delta", 6109 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6110 sc, SYNAPTICS_SYSCTL_TAP_MAX_DELTA, 6111 synaptics_sysctl, "I", 6112 "Length of segments above which a tap is ignored"); 6113 6114 /* hw.psm.synaptics.tap_min_queue. */ 6115 sc->syninfo.tap_min_queue = 2; 6116 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6117 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6118 "tap_min_queue", 6119 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6120 sc, SYNAPTICS_SYSCTL_TAP_MIN_QUEUE, 6121 synaptics_sysctl, "I", 6122 "Number of packets required to consider a tap"); 6123 6124 /* hw.psm.synaptics.taphold_timeout. */ 6125 sc->gesture.in_taphold = 0; 6126 sc->syninfo.taphold_timeout = tap_timeout; 6127 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6128 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6129 "taphold_timeout", 6130 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6131 sc, SYNAPTICS_SYSCTL_TAPHOLD_TIMEOUT, 6132 synaptics_sysctl, "I", 6133 "Maximum elapsed time between two taps to consider a tap-hold " 6134 "action"); 6135 6136 /* hw.psm.synaptics.vscroll_hor_area. */ 6137 sc->syninfo.vscroll_hor_area = 0; /* 1300 */ 6138 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6139 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6140 "vscroll_hor_area", 6141 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6142 sc, SYNAPTICS_SYSCTL_VSCROLL_HOR_AREA, 6143 synaptics_sysctl, "I", 6144 "Area reserved for horizontal virtual scrolling"); 6145 6146 /* hw.psm.synaptics.vscroll_ver_area. */ 6147 sc->syninfo.vscroll_ver_area = -400 - sc->syninfo.margin_right; 6148 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6149 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6150 "vscroll_ver_area", 6151 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6152 sc, SYNAPTICS_SYSCTL_VSCROLL_VER_AREA, 6153 synaptics_sysctl, "I", 6154 "Area reserved for vertical virtual scrolling"); 6155 6156 /* hw.psm.synaptics.vscroll_min_delta. */ 6157 sc->syninfo.vscroll_min_delta = 50; 6158 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6159 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6160 "vscroll_min_delta", 6161 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6162 sc, SYNAPTICS_SYSCTL_VSCROLL_MIN_DELTA, 6163 synaptics_sysctl, "I", 6164 "Minimum movement to consider virtual scrolling"); 6165 6166 /* hw.psm.synaptics.vscroll_div_min. */ 6167 sc->syninfo.vscroll_div_min = 100; 6168 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6169 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6170 "vscroll_div_min", 6171 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6172 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MIN, 6173 synaptics_sysctl, "I", 6174 "Divisor for fast scrolling"); 6175 6176 /* hw.psm.synaptics.vscroll_div_min. */ 6177 sc->syninfo.vscroll_div_max = 150; 6178 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6179 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6180 "vscroll_div_max", 6181 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6182 sc, SYNAPTICS_SYSCTL_VSCROLL_DIV_MAX, 6183 synaptics_sysctl, "I", 6184 "Divisor for slow scrolling"); 6185 6186 /* hw.psm.synaptics.touchpad_off. */ 6187 sc->syninfo.touchpad_off = 0; 6188 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6189 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6190 "touchpad_off", 6191 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6192 sc, SYNAPTICS_SYSCTL_TOUCHPAD_OFF, 6193 synaptics_sysctl, "I", 6194 "Turn off touchpad"); 6195 6196 sc->syninfo.three_finger_drag = 0; 6197 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6198 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6199 "three_finger_drag", 6200 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6201 sc, SYNAPTICS_SYSCTL_THREE_FINGER_DRAG, 6202 synaptics_sysctl, "I", 6203 "Enable dragging with three fingers"); 6204 6205 /* hw.psm.synaptics.natural_scroll. */ 6206 sc->syninfo.natural_scroll = 0; 6207 SYSCTL_ADD_PROC(&sc->syninfo.sysctl_ctx, 6208 SYSCTL_CHILDREN(sc->syninfo.sysctl_tree), OID_AUTO, 6209 "natural_scroll", 6210 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6211 sc, SYNAPTICS_SYSCTL_NATURAL_SCROLL, 6212 synaptics_sysctl, "I", 6213 "Enable natural scrolling"); 6214 6215 sc->syninfo.softbuttons_y = 0; 6216 sc->syninfo.softbutton2_x = 0; 6217 sc->syninfo.softbutton3_x = 0; 6218 6219 /* skip softbuttons sysctl on not clickpads */ 6220 if (sc->synhw.capClickPad) 6221 synaptics_sysctl_create_softbuttons_tree(sc); 6222 } 6223 6224 static int 6225 synaptics_preferred_mode(struct psm_softc *sc) { 6226 int mode_byte; 6227 6228 /* Check if we are in relative mode */ 6229 if (sc->hw.model != MOUSE_MODEL_SYNAPTICS) { 6230 if (tap_enabled == 0) 6231 /* 6232 * Disable tap & drag gestures. We use a Mode Byte 6233 * and set the DisGest bit (see §2.5 of Synaptics 6234 * TouchPad Interfacing Guide). 6235 */ 6236 return (0x04); 6237 else 6238 /* 6239 * Enable tap & drag gestures. We use a Mode Byte 6240 * and clear the DisGest bit (see §2.5 of Synaptics 6241 * TouchPad Interfacing Guide). 6242 */ 6243 return (0x00); 6244 } 6245 6246 mode_byte = 0xc4; 6247 6248 /* request wmode where available */ 6249 if (sc->synhw.capExtended) 6250 mode_byte |= 1; 6251 6252 return mode_byte; 6253 } 6254 6255 static void 6256 synaptics_set_mode(struct psm_softc *sc, int mode_byte) { 6257 mouse_ext_command(sc->kbdc, mode_byte); 6258 6259 /* "Commit" the Set Mode Byte command sent above. */ 6260 set_mouse_sampling_rate(sc->kbdc, 20); 6261 6262 /* 6263 * Enable advanced gestures mode if supported and we are not entering 6264 * passthrough or relative mode. 6265 */ 6266 if ((sc->synhw.capAdvancedGestures || sc->synhw.capReportsV) && 6267 sc->hw.model == MOUSE_MODEL_SYNAPTICS && !(mode_byte & (1 << 5))) { 6268 mouse_ext_command(sc->kbdc, SYNAPTICS_READ_MODEL_ID); 6269 set_mouse_sampling_rate(sc->kbdc, 0xc8); 6270 } 6271 } 6272 6273 /* 6274 * AUX MUX detection code should be placed at very beginning of probe sequence 6275 * at least before 4-byte protocol mouse probes e.g. MS IntelliMouse probe as 6276 * latter can trigger switching the MUX to incompatible state. 6277 */ 6278 static int 6279 enable_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6280 { 6281 KBDC kbdc = sc->kbdc; 6282 int port, version; 6283 int probe = FALSE; 6284 int active_ports_count = 0; 6285 int active_ports_mask = 0; 6286 6287 sc->muxsinglesyna = FALSE; 6288 6289 if (mux_disabled == 1 || (mux_disabled == -1 && 6290 (kbdc->quirks & KBDC_QUIRK_DISABLE_MUX_PROBE) != 0)) 6291 return (FALSE); 6292 6293 version = enable_aux_mux(kbdc); 6294 if (version == -1) 6295 return (FALSE); 6296 6297 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6298 VLOG(3, (LOG_DEBUG, "aux_mux: ping port %d\n", port)); 6299 set_active_aux_mux_port(kbdc, port); 6300 if (enable_aux_dev(kbdc) && disable_aux_dev(kbdc)) { 6301 active_ports_count++; 6302 active_ports_mask |= 1 << port; 6303 } 6304 } 6305 6306 if (verbose >= 2) 6307 printf("Active Multiplexing PS/2 controller v%d.%d with %d " 6308 "active port(s)\n", version >> 4 & 0x0f, version & 0x0f, 6309 active_ports_count); 6310 6311 /* psm has a special support for GenMouse + SynTouchpad combination */ 6312 for (port = 0; port < KBDC_AUX_MUX_NUM_PORTS; port++) { 6313 if ((active_ports_mask & 1 << port) == 0) 6314 continue; 6315 VLOG(3, (LOG_DEBUG, "aux_mux: probe port %d\n", port)); 6316 set_active_aux_mux_port(kbdc, port); 6317 probe = enable_synaptics(sc, arg); 6318 if (probe) { 6319 if (arg == PROBE) 6320 sc->muxport = port; 6321 break; 6322 } 6323 } 6324 6325 /* IRQ handler does not support active multiplexing mode */ 6326 disable_aux_mux(kbdc); 6327 6328 /* Is MUX still alive after switching back to legacy mode? */ 6329 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6330 /* 6331 * On some laptops e.g. Lenovo X121e dead AUX MUX can be 6332 * brought back to life with resetting of keyboard. 6333 */ 6334 reset_kbd(kbdc); 6335 if (!enable_aux_dev(kbdc) || !disable_aux_dev(kbdc)) { 6336 printf("psm%d: AUX MUX hang detected!\n", sc->unit); 6337 printf("Consider adding hw.psm.mux_disabled=1 to " 6338 "loader tunables\n"); 6339 } 6340 } 6341 empty_both_buffers(kbdc, 10); /* remove stray data if any */ 6342 6343 /* Don't disable syncbit checks if Synaptics is only device on MUX */ 6344 if (active_ports_count == 1) 6345 sc->muxsinglesyna = probe; 6346 return (active_ports_count != 1 ? probe : FALSE); 6347 } 6348 6349 static int 6350 enable_single_synaptics_mux(struct psm_softc *sc, enum probearg arg) 6351 { 6352 /* Synaptics device is already initialized in enable_synaptics_mux */ 6353 return (sc->muxsinglesyna); 6354 } 6355 6356 static int 6357 enable_synaptics(struct psm_softc *sc, enum probearg arg) 6358 { 6359 device_t psmcpnp; 6360 struct psmcpnp_softc *psmcpnp_sc; 6361 KBDC kbdc = sc->kbdc; 6362 synapticshw_t synhw; 6363 int status[3]; 6364 int buttons; 6365 6366 VLOG(3, (LOG_DEBUG, "synaptics: BEGIN init\n")); 6367 6368 /* 6369 * Just to be on the safe side: this avoids troubles with 6370 * following mouse_ext_command() when the previous command 6371 * was PSMC_SET_RESOLUTION. Set Scaling has no effect on 6372 * Synaptics Touchpad behaviour. 6373 */ 6374 set_mouse_scaling(kbdc, 1); 6375 6376 /* Identify the Touchpad version. */ 6377 if (mouse_ext_command(kbdc, SYNAPTICS_READ_IDENTITY) == 0) 6378 return (FALSE); 6379 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6380 return (FALSE); 6381 if (status[1] != 0x47) 6382 return (FALSE); 6383 6384 bzero(&synhw, sizeof(synhw)); 6385 synhw.infoMinor = status[0]; 6386 synhw.infoMajor = status[2] & 0x0f; 6387 6388 if (verbose >= 2) 6389 printf("Synaptics Touchpad v%d.%d\n", synhw.infoMajor, 6390 synhw.infoMinor); 6391 6392 if (synhw.infoMajor < 4) { 6393 printf(" Unsupported (pre-v4) Touchpad detected\n"); 6394 return (FALSE); 6395 } 6396 6397 /* Get the Touchpad model information. */ 6398 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODEL_ID) == 0) 6399 return (FALSE); 6400 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6401 return (FALSE); 6402 if ((status[1] & 0x01) != 0) { 6403 printf(" Failed to read model information\n"); 6404 return (FALSE); 6405 } 6406 6407 synhw.infoRot180 = (status[0] & 0x80) != 0; 6408 synhw.infoPortrait = (status[0] & 0x40) != 0; 6409 synhw.infoSensor = status[0] & 0x3f; 6410 synhw.infoHardware = (status[1] & 0xfe) >> 1; 6411 synhw.infoNewAbs = (status[2] & 0x80) != 0; 6412 synhw.capPen = (status[2] & 0x40) != 0; 6413 synhw.infoSimplC = (status[2] & 0x20) != 0; 6414 synhw.infoGeometry = status[2] & 0x0f; 6415 6416 if (verbose >= 2) { 6417 printf(" Model information:\n"); 6418 printf(" infoRot180: %d\n", synhw.infoRot180); 6419 printf(" infoPortrait: %d\n", synhw.infoPortrait); 6420 printf(" infoSensor: %d\n", synhw.infoSensor); 6421 printf(" infoHardware: %d\n", synhw.infoHardware); 6422 printf(" infoNewAbs: %d\n", synhw.infoNewAbs); 6423 printf(" capPen: %d\n", synhw.capPen); 6424 printf(" infoSimplC: %d\n", synhw.infoSimplC); 6425 printf(" infoGeometry: %d\n", synhw.infoGeometry); 6426 } 6427 6428 /* 6429 * Typical bezel limits. Taken from 'Synaptics 6430 * PS/2 * TouchPad Interfacing Guide' p.3.2.3. 6431 */ 6432 synhw.maximumXCoord = 5472; 6433 synhw.maximumYCoord = 4448; 6434 synhw.minimumXCoord = 1472; 6435 synhw.minimumYCoord = 1408; 6436 6437 /* Read the extended capability bits. */ 6438 if (mouse_ext_command(kbdc, SYNAPTICS_READ_CAPABILITIES) == 0) 6439 return (FALSE); 6440 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6441 return (FALSE); 6442 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6443 printf(" Failed to read extended capability bits\n"); 6444 return (FALSE); 6445 } 6446 6447 psmcpnp = devclass_get_device(devclass_find(PSMCPNP_DRIVER_NAME), 6448 sc->unit); 6449 psmcpnp_sc = (psmcpnp != NULL) ? device_get_softc(psmcpnp) : NULL; 6450 6451 /* Set the different capabilities when they exist. */ 6452 buttons = 0; 6453 synhw.capExtended = (status[0] & 0x80) != 0; 6454 if (synhw.capExtended) { 6455 synhw.nExtendedQueries = (status[0] & 0x70) >> 4; 6456 synhw.capMiddle = (status[0] & 0x04) != 0; 6457 synhw.capPassthrough = (status[2] & 0x80) != 0; 6458 synhw.capLowPower = (status[2] & 0x40) != 0; 6459 synhw.capMultiFingerReport = 6460 (status[2] & 0x20) != 0; 6461 synhw.capSleep = (status[2] & 0x10) != 0; 6462 synhw.capFourButtons = (status[2] & 0x08) != 0; 6463 synhw.capBallistics = (status[2] & 0x04) != 0; 6464 synhw.capMultiFinger = (status[2] & 0x02) != 0; 6465 synhw.capPalmDetect = (status[2] & 0x01) != 0; 6466 6467 if (!set_mouse_scaling(kbdc, 1)) 6468 return (FALSE); 6469 if (mouse_ext_command(kbdc, SYNAPTICS_READ_RESOLUTIONS) == 0) 6470 return (FALSE); 6471 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6472 return (FALSE); 6473 6474 if (status[0] != 0 && (status[1] & 0x80) && status[2] != 0) { 6475 synhw.infoXupmm = status[0]; 6476 synhw.infoYupmm = status[2]; 6477 } 6478 6479 if (verbose >= 2) { 6480 printf(" Extended capabilities:\n"); 6481 printf(" capExtended: %d\n", synhw.capExtended); 6482 printf(" capMiddle: %d\n", synhw.capMiddle); 6483 printf(" nExtendedQueries: %d\n", 6484 synhw.nExtendedQueries); 6485 printf(" capPassthrough: %d\n", synhw.capPassthrough); 6486 printf(" capLowPower: %d\n", synhw.capLowPower); 6487 printf(" capMultiFingerReport: %d\n", 6488 synhw.capMultiFingerReport); 6489 printf(" capSleep: %d\n", synhw.capSleep); 6490 printf(" capFourButtons: %d\n", synhw.capFourButtons); 6491 printf(" capBallistics: %d\n", synhw.capBallistics); 6492 printf(" capMultiFinger: %d\n", synhw.capMultiFinger); 6493 printf(" capPalmDetect: %d\n", synhw.capPalmDetect); 6494 printf(" infoXupmm: %d\n", synhw.infoXupmm); 6495 printf(" infoYupmm: %d\n", synhw.infoYupmm); 6496 } 6497 6498 /* 6499 * If nExtendedQueries is 1 or greater, then the TouchPad 6500 * supports this number of extended queries. We can load 6501 * more information about buttons using query 0x09. 6502 */ 6503 if (synhw.nExtendedQueries >= 1) { 6504 if (!set_mouse_scaling(kbdc, 1)) 6505 return (FALSE); 6506 if (mouse_ext_command(kbdc, 6507 SYNAPTICS_READ_EXTENDED) == 0) 6508 return (FALSE); 6509 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6510 return (FALSE); 6511 synhw.verticalScroll = (status[0] & 0x01) != 0; 6512 synhw.horizontalScroll = (status[0] & 0x02) != 0; 6513 synhw.verticalWheel = (status[0] & 0x08) != 0; 6514 synhw.nExtendedButtons = (status[1] & 0xf0) >> 4; 6515 synhw.capEWmode = (status[0] & 0x04) != 0; 6516 if (verbose >= 2) { 6517 printf(" Extended model ID:\n"); 6518 printf(" verticalScroll: %d\n", 6519 synhw.verticalScroll); 6520 printf(" horizontalScroll: %d\n", 6521 synhw.horizontalScroll); 6522 printf(" verticalWheel: %d\n", 6523 synhw.verticalWheel); 6524 printf(" nExtendedButtons: %d\n", 6525 synhw.nExtendedButtons); 6526 printf(" capEWmode: %d\n", 6527 synhw.capEWmode); 6528 } 6529 /* 6530 * Add the number of extended buttons to the total 6531 * button support count, including the middle button 6532 * if capMiddle support bit is set. 6533 */ 6534 buttons = synhw.nExtendedButtons + synhw.capMiddle; 6535 } else 6536 /* 6537 * If the capFourButtons support bit is set, 6538 * add a fourth button to the total button count. 6539 */ 6540 buttons = synhw.capFourButtons ? 1 : 0; 6541 6542 /* Read the continued capabilities bits. */ 6543 if (synhw.nExtendedQueries >= 4) { 6544 if (!set_mouse_scaling(kbdc, 1)) 6545 return (FALSE); 6546 if (mouse_ext_command(kbdc, 6547 SYNAPTICS_READ_CAPABILITIES_CONT) == 0) 6548 return (FALSE); 6549 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6550 return (FALSE); 6551 6552 synhw.capClickPad = (status[1] & 0x01) << 1; 6553 synhw.capClickPad |= (status[0] & 0x10) != 0; 6554 synhw.capDeluxeLEDs = (status[1] & 0x02) != 0; 6555 synhw.noAbsoluteFilter = (status[1] & 0x04) != 0; 6556 synhw.capReportsV = (status[1] & 0x08) != 0; 6557 synhw.capUniformClickPad = (status[1] & 0x10) != 0; 6558 synhw.capReportsMin = (status[1] & 0x20) != 0; 6559 synhw.capInterTouch = (status[1] & 0x40) != 0; 6560 synhw.capReportsMax = (status[0] & 0x02) != 0; 6561 synhw.capClearPad = (status[0] & 0x04) != 0; 6562 synhw.capAdvancedGestures = (status[0] & 0x08) != 0; 6563 synhw.capCoveredPad = (status[0] & 0x80) != 0; 6564 6565 if (synhw.capReportsMax) { 6566 if (!set_mouse_scaling(kbdc, 1)) 6567 return (FALSE); 6568 if (mouse_ext_command(kbdc, 6569 SYNAPTICS_READ_MAX_COORDS) == 0) 6570 return (FALSE); 6571 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6572 return (FALSE); 6573 6574 synhw.maximumXCoord = (status[0] << 5) | 6575 ((status[1] & 0x0f) << 1); 6576 synhw.maximumYCoord = (status[2] << 5) | 6577 ((status[1] & 0xf0) >> 3); 6578 } 6579 6580 if (synhw.capReportsMin) { 6581 if (!set_mouse_scaling(kbdc, 1)) 6582 return (FALSE); 6583 if (mouse_ext_command(kbdc, 6584 SYNAPTICS_READ_MIN_COORDS) == 0) 6585 return (FALSE); 6586 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6587 return (FALSE); 6588 6589 synhw.minimumXCoord = (status[0] << 5) | 6590 ((status[1] & 0x0f) << 1); 6591 synhw.minimumYCoord = (status[2] << 5) | 6592 ((status[1] & 0xf0) >> 3); 6593 } 6594 6595 /* 6596 * ClickPad properties are not exported through PS/2 6597 * protocol. Detection is based on controller's PnP ID. 6598 */ 6599 if (synhw.capClickPad && psmcpnp_sc != NULL) { 6600 switch (psmcpnp_sc->type) { 6601 case PSMCPNP_FORCEPAD: 6602 synhw.forcePad = 1; 6603 break; 6604 case PSMCPNP_TOPBUTTONPAD: 6605 synhw.topButtonPad = 1; 6606 break; 6607 default: 6608 break; 6609 } 6610 } 6611 6612 if (verbose >= 2) { 6613 printf(" Continued capabilities:\n"); 6614 printf(" capClickPad: %d\n", 6615 synhw.capClickPad); 6616 printf(" capDeluxeLEDs: %d\n", 6617 synhw.capDeluxeLEDs); 6618 printf(" noAbsoluteFilter: %d\n", 6619 synhw.noAbsoluteFilter); 6620 printf(" capReportsV: %d\n", 6621 synhw.capReportsV); 6622 printf(" capUniformClickPad: %d\n", 6623 synhw.capUniformClickPad); 6624 printf(" capReportsMin: %d\n", 6625 synhw.capReportsMin); 6626 printf(" capInterTouch: %d\n", 6627 synhw.capInterTouch); 6628 printf(" capReportsMax: %d\n", 6629 synhw.capReportsMax); 6630 printf(" capClearPad: %d\n", 6631 synhw.capClearPad); 6632 printf(" capAdvancedGestures: %d\n", 6633 synhw.capAdvancedGestures); 6634 printf(" capCoveredPad: %d\n", 6635 synhw.capCoveredPad); 6636 if (synhw.capReportsMax) { 6637 printf(" maximumXCoord: %d\n", 6638 synhw.maximumXCoord); 6639 printf(" maximumYCoord: %d\n", 6640 synhw.maximumYCoord); 6641 } 6642 if (synhw.capReportsMin) { 6643 printf(" minimumXCoord: %d\n", 6644 synhw.minimumXCoord); 6645 printf(" minimumYCoord: %d\n", 6646 synhw.minimumYCoord); 6647 } 6648 if (synhw.capClickPad) { 6649 printf(" Clickpad capabilities:\n"); 6650 printf(" forcePad: %d\n", 6651 synhw.forcePad); 6652 printf(" topButtonPad: %d\n", 6653 synhw.topButtonPad); 6654 } 6655 } 6656 buttons += synhw.capClickPad; 6657 } 6658 } 6659 6660 if (verbose >= 2) { 6661 if (synhw.capExtended) 6662 printf(" Additional Buttons: %d\n", buttons); 6663 else 6664 printf(" No extended capabilities\n"); 6665 } 6666 6667 /* 6668 * Add the default number of 3 buttons to the total 6669 * count of supported buttons reported above. 6670 */ 6671 buttons += 3; 6672 6673 /* 6674 * Read the mode byte. 6675 * 6676 * XXX: Note the Synaptics documentation also defines the first 6677 * byte of the response to this query to be a constant 0x3b, this 6678 * does not appear to be true for Touchpads with guest devices. 6679 */ 6680 if (mouse_ext_command(kbdc, SYNAPTICS_READ_MODES) == 0) 6681 return (FALSE); 6682 if (get_mouse_status(kbdc, status, 0, 3) != 3) 6683 return (FALSE); 6684 if (!SYNAPTICS_VERSION_GE(synhw, 7, 5) && status[1] != 0x47) { 6685 printf(" Failed to read mode byte\n"); 6686 return (FALSE); 6687 } 6688 6689 if (arg == PROBE) 6690 sc->synhw = synhw; 6691 if (!synaptics_support) 6692 return (FALSE); 6693 6694 /* Set mouse type just now for synaptics_set_mode() */ 6695 sc->hw.model = MOUSE_MODEL_SYNAPTICS; 6696 6697 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6698 6699 if (trackpoint_support && synhw.capPassthrough) { 6700 enable_trackpoint(sc, arg); 6701 } 6702 6703 VLOG(3, (LOG_DEBUG, "synaptics: END init (%d buttons)\n", buttons)); 6704 6705 if (arg == PROBE) { 6706 /* Create sysctl tree. */ 6707 synaptics_sysctl_create_tree(sc, "synaptics", 6708 "Synaptics TouchPad"); 6709 sc->hw.buttons = buttons; 6710 } 6711 6712 return (TRUE); 6713 } 6714 6715 static void 6716 synaptics_passthrough_on(struct psm_softc *sc) 6717 { 6718 VLOG(2, (LOG_NOTICE, "psm: setting pass-through mode.\n")); 6719 synaptics_set_mode(sc, synaptics_preferred_mode(sc) | (1 << 5)); 6720 } 6721 6722 static void 6723 synaptics_passthrough_off(struct psm_softc *sc) 6724 { 6725 VLOG(2, (LOG_NOTICE, "psm: turning pass-through mode off.\n")); 6726 set_mouse_scaling(sc->kbdc, 2); 6727 set_mouse_scaling(sc->kbdc, 1); 6728 synaptics_set_mode(sc, synaptics_preferred_mode(sc)); 6729 } 6730 6731 /* IBM/Lenovo TrackPoint */ 6732 static int 6733 trackpoint_command(struct psm_softc *sc, int cmd, int loc, int val) 6734 { 6735 const int seq[] = { 0xe2, cmd, loc, val }; 6736 int i; 6737 6738 if (sc->synhw.capPassthrough) 6739 synaptics_passthrough_on(sc); 6740 6741 for (i = 0; i < nitems(seq); i++) { 6742 if (sc->synhw.capPassthrough && 6743 (seq[i] == 0xff || seq[i] == 0xe7)) 6744 if (send_aux_command(sc->kbdc, 0xe7) != PSM_ACK) { 6745 synaptics_passthrough_off(sc); 6746 return (EIO); 6747 } 6748 if (send_aux_command(sc->kbdc, seq[i]) != PSM_ACK) { 6749 if (sc->synhw.capPassthrough) 6750 synaptics_passthrough_off(sc); 6751 return (EIO); 6752 } 6753 } 6754 6755 if (sc->synhw.capPassthrough) 6756 synaptics_passthrough_off(sc); 6757 6758 return (0); 6759 } 6760 6761 #define PSM_TPINFO(x) offsetof(struct psm_softc, tpinfo.x) 6762 #define TPMASK 0 6763 #define TPLOC 1 6764 #define TPINFO 2 6765 6766 static int 6767 trackpoint_sysctl(SYSCTL_HANDLER_ARGS) 6768 { 6769 static const int data[][3] = { 6770 { 0x00, 0x4a, PSM_TPINFO(sensitivity) }, 6771 { 0x00, 0x4d, PSM_TPINFO(inertia) }, 6772 { 0x00, 0x60, PSM_TPINFO(uplateau) }, 6773 { 0x00, 0x57, PSM_TPINFO(reach) }, 6774 { 0x00, 0x58, PSM_TPINFO(draghys) }, 6775 { 0x00, 0x59, PSM_TPINFO(mindrag) }, 6776 { 0x00, 0x5a, PSM_TPINFO(upthresh) }, 6777 { 0x00, 0x5c, PSM_TPINFO(threshold) }, 6778 { 0x00, 0x5d, PSM_TPINFO(jenks) }, 6779 { 0x00, 0x5e, PSM_TPINFO(ztime) }, 6780 { 0x01, 0x2c, PSM_TPINFO(pts) }, 6781 { 0x08, 0x2d, PSM_TPINFO(skipback) } 6782 }; 6783 struct psm_softc *sc; 6784 int error, newval, *oldvalp; 6785 const int *tp; 6786 6787 if (arg1 == NULL || arg2 < 0 || arg2 >= nitems(data)) 6788 return (EINVAL); 6789 sc = arg1; 6790 tp = data[arg2]; 6791 oldvalp = (int *)((intptr_t)sc + tp[TPINFO]); 6792 newval = *oldvalp; 6793 error = sysctl_handle_int(oidp, &newval, 0, req); 6794 if (error != 0) 6795 return (error); 6796 if (newval == *oldvalp) 6797 return (0); 6798 if (newval < 0 || newval > (tp[TPMASK] == 0 ? 255 : 1)) 6799 return (EINVAL); 6800 error = trackpoint_command(sc, tp[TPMASK] == 0 ? 0x81 : 0x47, 6801 tp[TPLOC], tp[TPMASK] == 0 ? newval : tp[TPMASK]); 6802 if (error != 0) 6803 return (error); 6804 *oldvalp = newval; 6805 6806 return (0); 6807 } 6808 6809 static void 6810 trackpoint_sysctl_create_tree(struct psm_softc *sc) 6811 { 6812 6813 if (sc->tpinfo.sysctl_tree != NULL) 6814 return; 6815 6816 /* Attach extra trackpoint sysctl nodes under hw.psm.trackpoint */ 6817 sysctl_ctx_init(&sc->tpinfo.sysctl_ctx); 6818 sc->tpinfo.sysctl_tree = SYSCTL_ADD_NODE(&sc->tpinfo.sysctl_ctx, 6819 SYSCTL_STATIC_CHILDREN(_hw_psm), OID_AUTO, "trackpoint", 6820 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "IBM/Lenovo TrackPoint"); 6821 6822 /* hw.psm.trackpoint.sensitivity */ 6823 sc->tpinfo.sensitivity = 0x80; 6824 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6825 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6826 "sensitivity", 6827 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6828 sc, TRACKPOINT_SYSCTL_SENSITIVITY, 6829 trackpoint_sysctl, "I", 6830 "Sensitivity"); 6831 6832 /* hw.psm.trackpoint.negative_inertia */ 6833 sc->tpinfo.inertia = 0x06; 6834 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6835 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6836 "negative_inertia", 6837 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6838 sc, TRACKPOINT_SYSCTL_NEGATIVE_INERTIA, 6839 trackpoint_sysctl, "I", 6840 "Negative inertia factor"); 6841 6842 /* hw.psm.trackpoint.upper_plateau */ 6843 sc->tpinfo.uplateau = 0x61; 6844 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6845 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6846 "upper_plateau", 6847 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6848 sc, TRACKPOINT_SYSCTL_UPPER_PLATEAU, 6849 trackpoint_sysctl, "I", 6850 "Transfer function upper plateau speed"); 6851 6852 /* hw.psm.trackpoint.backup_range */ 6853 sc->tpinfo.reach = 0x0a; 6854 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6855 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6856 "backup_range", 6857 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6858 sc, TRACKPOINT_SYSCTL_BACKUP_RANGE, 6859 trackpoint_sysctl, "I", 6860 "Backup range"); 6861 6862 /* hw.psm.trackpoint.drag_hysteresis */ 6863 sc->tpinfo.draghys = 0xff; 6864 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6865 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6866 "drag_hysteresis", 6867 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6868 sc, TRACKPOINT_SYSCTL_DRAG_HYSTERESIS, 6869 trackpoint_sysctl, "I", 6870 "Drag hysteresis"); 6871 6872 /* hw.psm.trackpoint.minimum_drag */ 6873 sc->tpinfo.mindrag = 0x14; 6874 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6875 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6876 "minimum_drag", 6877 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6878 sc, TRACKPOINT_SYSCTL_MINIMUM_DRAG, 6879 trackpoint_sysctl, "I", 6880 "Minimum drag"); 6881 6882 /* hw.psm.trackpoint.up_threshold */ 6883 sc->tpinfo.upthresh = 0xff; 6884 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6885 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6886 "up_threshold", 6887 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6888 sc, TRACKPOINT_SYSCTL_UP_THRESHOLD, 6889 trackpoint_sysctl, "I", 6890 "Up threshold for release"); 6891 6892 /* hw.psm.trackpoint.threshold */ 6893 sc->tpinfo.threshold = 0x08; 6894 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6895 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6896 "threshold", 6897 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6898 sc, TRACKPOINT_SYSCTL_THRESHOLD, 6899 trackpoint_sysctl, "I", 6900 "Threshold"); 6901 6902 /* hw.psm.trackpoint.jenks_curvature */ 6903 sc->tpinfo.jenks = 0x87; 6904 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6905 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6906 "jenks_curvature", 6907 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6908 sc, TRACKPOINT_SYSCTL_JENKS_CURVATURE, 6909 trackpoint_sysctl, "I", 6910 "Jenks curvature"); 6911 6912 /* hw.psm.trackpoint.z_time */ 6913 sc->tpinfo.ztime = 0x26; 6914 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6915 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6916 "z_time", 6917 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6918 sc, TRACKPOINT_SYSCTL_Z_TIME, 6919 trackpoint_sysctl, "I", 6920 "Z time constant"); 6921 6922 /* hw.psm.trackpoint.press_to_select */ 6923 sc->tpinfo.pts = 0x00; 6924 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6925 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6926 "press_to_select", 6927 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6928 sc, TRACKPOINT_SYSCTL_PRESS_TO_SELECT, 6929 trackpoint_sysctl, "I", 6930 "Press to Select"); 6931 6932 /* hw.psm.trackpoint.skip_backups */ 6933 sc->tpinfo.skipback = 0x00; 6934 SYSCTL_ADD_PROC(&sc->tpinfo.sysctl_ctx, 6935 SYSCTL_CHILDREN(sc->tpinfo.sysctl_tree), OID_AUTO, 6936 "skip_backups", 6937 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_ANYBODY | CTLFLAG_NEEDGIANT, 6938 sc, TRACKPOINT_SYSCTL_SKIP_BACKUPS, 6939 trackpoint_sysctl, "I", 6940 "Skip backups from drags"); 6941 } 6942 6943 static void 6944 set_trackpoint_parameters(struct psm_softc *sc) 6945 { 6946 trackpoint_command(sc, 0x81, 0x4a, sc->tpinfo.sensitivity); 6947 trackpoint_command(sc, 0x81, 0x60, sc->tpinfo.uplateau); 6948 trackpoint_command(sc, 0x81, 0x4d, sc->tpinfo.inertia); 6949 trackpoint_command(sc, 0x81, 0x57, sc->tpinfo.reach); 6950 trackpoint_command(sc, 0x81, 0x58, sc->tpinfo.draghys); 6951 trackpoint_command(sc, 0x81, 0x59, sc->tpinfo.mindrag); 6952 trackpoint_command(sc, 0x81, 0x5a, sc->tpinfo.upthresh); 6953 trackpoint_command(sc, 0x81, 0x5c, sc->tpinfo.threshold); 6954 trackpoint_command(sc, 0x81, 0x5d, sc->tpinfo.jenks); 6955 trackpoint_command(sc, 0x81, 0x5e, sc->tpinfo.ztime); 6956 if (sc->tpinfo.pts == 0x01) 6957 trackpoint_command(sc, 0x47, 0x2c, 0x01); 6958 if (sc->tpinfo.skipback == 0x01) 6959 trackpoint_command(sc, 0x47, 0x2d, 0x08); 6960 } 6961 6962 static int 6963 enable_trackpoint(struct psm_softc *sc, enum probearg arg) 6964 { 6965 KBDC kbdc = sc->kbdc; 6966 int id; 6967 6968 /* 6969 * If called from enable_synaptics(), make sure that passthrough 6970 * mode is enabled so we can reach the trackpoint. 6971 * However, passthrough mode must be disabled before setting the 6972 * trackpoint parameters, as rackpoint_command() enables and disables 6973 * passthrough mode on its own. 6974 */ 6975 if (sc->synhw.capPassthrough) 6976 synaptics_passthrough_on(sc); 6977 6978 if (send_aux_command(kbdc, 0xe1) != PSM_ACK || 6979 read_aux_data(kbdc) != 0x01) 6980 goto no_trackpoint; 6981 id = read_aux_data(kbdc); 6982 if (id < 0x01) 6983 goto no_trackpoint; 6984 if (arg == PROBE) 6985 sc->tphw = id; 6986 if (!trackpoint_support) 6987 goto no_trackpoint; 6988 6989 if (sc->synhw.capPassthrough) 6990 synaptics_passthrough_off(sc); 6991 6992 if (arg == PROBE) { 6993 trackpoint_sysctl_create_tree(sc); 6994 /* 6995 * Don't overwrite hwid and buttons when we are 6996 * a guest device. 6997 */ 6998 if (!sc->synhw.capPassthrough) { 6999 sc->hw.hwid = id; 7000 sc->hw.buttons = 3; 7001 } 7002 } 7003 7004 set_trackpoint_parameters(sc); 7005 7006 return (TRUE); 7007 7008 no_trackpoint: 7009 if (sc->synhw.capPassthrough) 7010 synaptics_passthrough_off(sc); 7011 7012 return (FALSE); 7013 } 7014 7015 /* Interlink electronics VersaPad */ 7016 static int 7017 enable_versapad(struct psm_softc *sc, enum probearg arg) 7018 { 7019 KBDC kbdc = sc->kbdc; 7020 int data[3]; 7021 7022 set_mouse_resolution(kbdc, PSMD_RES_MEDIUM_HIGH); /* set res. 2 */ 7023 set_mouse_sampling_rate(kbdc, 100); /* set rate 100 */ 7024 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7025 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7026 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7027 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7028 if (get_mouse_status(kbdc, data, 0, 3) < 3) /* get status */ 7029 return (FALSE); 7030 if (data[2] != 0xa || data[1] != 0 ) /* rate == 0xa && res. == 0 */ 7031 return (FALSE); 7032 set_mouse_scaling(kbdc, 1); /* set scale 1:1 */ 7033 7034 return (TRUE); /* PS/2 absolute mode */ 7035 } 7036 7037 /* Elantech Touchpad */ 7038 static int 7039 elantech_read_1(KBDC kbdc, int hwversion, int reg, int *val) 7040 { 7041 int res, readcmd, retidx; 7042 int resp[3]; 7043 7044 readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR; 7045 retidx = hwversion == 4 ? 1 : 0; 7046 7047 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7048 res |= send_aux_command(kbdc, readcmd) != PSM_ACK; 7049 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7050 res |= send_aux_command(kbdc, reg) != PSM_ACK; 7051 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7052 7053 if (res == 0) 7054 *val = resp[retidx]; 7055 7056 return (res); 7057 } 7058 7059 static int 7060 elantech_write_1(KBDC kbdc, int hwversion, int reg, int val) 7061 { 7062 int res, writecmd; 7063 7064 writecmd = hwversion == 2 ? ELANTECH_REG_WRITE : ELANTECH_REG_RDWR; 7065 7066 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7067 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7068 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7069 res |= send_aux_command(kbdc, reg) != PSM_ACK; 7070 if (hwversion == 4) { 7071 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7072 res |= send_aux_command(kbdc, writecmd) != PSM_ACK; 7073 } 7074 res |= send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7075 res |= send_aux_command(kbdc, val) != PSM_ACK; 7076 res |= set_mouse_scaling(kbdc, 1) == 0; 7077 7078 return (res); 7079 } 7080 7081 static int 7082 elantech_cmd(KBDC kbdc, int hwversion, int cmd, int *resp) 7083 { 7084 int res; 7085 7086 if (hwversion == 2) { 7087 res = set_mouse_scaling(kbdc, 1) == 0; 7088 res |= mouse_ext_command(kbdc, cmd) == 0; 7089 } else { 7090 res = send_aux_command(kbdc, ELANTECH_CUSTOM_CMD) != PSM_ACK; 7091 res |= send_aux_command(kbdc, cmd) != PSM_ACK; 7092 } 7093 res |= get_mouse_status(kbdc, resp, 0, 3) != 3; 7094 7095 return (res); 7096 } 7097 7098 static int 7099 elantech_init(KBDC kbdc, elantechhw_t *elanhw) 7100 { 7101 int i, val, res, hwversion, reg10; 7102 7103 /* set absolute mode */ 7104 hwversion = elanhw->hwversion; 7105 reg10 = -1; 7106 switch (hwversion) { 7107 case 2: 7108 reg10 = elanhw->fwversion == 0x020030 ? 0x54 : 0xc4; 7109 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7110 if (res) 7111 break; 7112 res = elantech_write_1(kbdc, hwversion, 0x11, 0x8A); 7113 break; 7114 case 3: 7115 reg10 = 0x0b; 7116 res = elantech_write_1(kbdc, hwversion, 0x10, reg10); 7117 break; 7118 case 4: 7119 res = elantech_write_1(kbdc, hwversion, 0x07, 0x01); 7120 break; 7121 default: 7122 res = 1; 7123 } 7124 7125 /* Read back reg 0x10 to ensure hardware is ready. */ 7126 if (res == 0 && reg10 >= 0) { 7127 for (i = 0; i < 5; i++) { 7128 if (elantech_read_1(kbdc, hwversion, 0x10, &val) == 0) 7129 break; 7130 DELAY(2000); 7131 } 7132 if (i == 5) 7133 res = 1; 7134 } 7135 7136 if (res) 7137 printf("couldn't set absolute mode\n"); 7138 7139 return (res); 7140 } 7141 7142 static void 7143 elantech_init_synaptics(struct psm_softc *sc) 7144 { 7145 7146 /* Set capabilites required by movement smother */ 7147 sc->synhw.infoMajor = sc->elanhw.hwversion; 7148 sc->synhw.infoMinor = sc->elanhw.fwversion; 7149 sc->synhw.infoXupmm = sc->elanhw.dpmmx; 7150 sc->synhw.infoYupmm = sc->elanhw.dpmmy; 7151 sc->synhw.verticalScroll = 0; 7152 sc->synhw.nExtendedQueries = 4; 7153 sc->synhw.capExtended = 1; 7154 sc->synhw.capPassthrough = sc->elanhw.hastrackpoint; 7155 sc->synhw.capClickPad = sc->elanhw.isclickpad; 7156 sc->synhw.capMultiFinger = 1; 7157 if (sc->elanhw.issemimt) 7158 sc->synhw.capAdvancedGestures = 1; 7159 else 7160 sc->synhw.capReportsV = 1; 7161 sc->synhw.capPalmDetect = 1; 7162 sc->synhw.capPen = 0; 7163 sc->synhw.capReportsMax = 1; 7164 sc->synhw.maximumXCoord = sc->elanhw.sizex; 7165 sc->synhw.maximumYCoord = sc->elanhw.sizey; 7166 sc->synhw.capReportsMin = 1; 7167 sc->synhw.minimumXCoord = 0; 7168 sc->synhw.minimumYCoord = 0; 7169 7170 if (sc->syninfo.sysctl_tree == NULL) { 7171 synaptics_sysctl_create_tree(sc, "elantech", 7172 "Elantech Touchpad"); 7173 7174 /* 7175 * Adjust synaptic smoother tunables 7176 * 1. Disable finger detection pressure threshold. Unlike 7177 * synaptics we assume the finger is acting when packet with 7178 * its X&Y arrives not when pressure exceedes some threshold 7179 * 2. Disable unrelated features like margins and noisy areas 7180 * 3. Disable virtual scroll areas as 2nd finger is preferable 7181 * 4. For clickpads set bottom quarter as 42% - 16% - 42% sized 7182 * softbuttons 7183 * 5. Scale down divisors and movement lengths by a factor of 3 7184 * where 3 is Synaptics to Elantech (~2200/800) dpi ratio 7185 */ 7186 7187 /* Set reporting range to be equal touchpad size */ 7188 sc->syninfo.max_x = sc->elanhw.sizex; 7189 sc->syninfo.max_y = sc->elanhw.sizey; 7190 7191 /* Disable finger detection pressure threshold */ 7192 sc->syninfo.min_pressure = 1; 7193 7194 /* Adjust palm width to nearly match synaptics w=10 */ 7195 sc->syninfo.max_width = 7; 7196 7197 /* Elans often report double & triple taps as single event */ 7198 sc->syninfo.tap_min_queue = 1; 7199 7200 /* Use full area of touchpad */ 7201 sc->syninfo.margin_top = 0; 7202 sc->syninfo.margin_right = 0; 7203 sc->syninfo.margin_bottom = 0; 7204 sc->syninfo.margin_left = 0; 7205 7206 /* Disable noisy area */ 7207 sc->syninfo.na_top = 0; 7208 sc->syninfo.na_right = 0; 7209 sc->syninfo.na_bottom = 0; 7210 sc->syninfo.na_left = 0; 7211 7212 /* Tune divisors and movement lengths */ 7213 sc->syninfo.weight_len_squared = 200; 7214 sc->syninfo.div_min = 3; 7215 sc->syninfo.div_max = 6; 7216 sc->syninfo.div_max_na = 10; 7217 sc->syninfo.div_len = 30; 7218 sc->syninfo.tap_max_delta = 25; 7219 7220 /* Disable virtual scrolling areas and tune its divisors */ 7221 sc->syninfo.vscroll_hor_area = 0; 7222 sc->syninfo.vscroll_ver_area = 0; 7223 sc->syninfo.vscroll_min_delta = 15; 7224 sc->syninfo.vscroll_div_min = 30; 7225 sc->syninfo.vscroll_div_max = 50; 7226 7227 /* Set bottom quarter as 42% - 16% - 42% sized softbuttons */ 7228 if (sc->elanhw.isclickpad) { 7229 sc->syninfo.softbuttons_y = sc->elanhw.sizey / 4; 7230 sc->syninfo.softbutton2_x = sc->elanhw.sizex * 11 / 25; 7231 sc->syninfo.softbutton3_x = sc->elanhw.sizex * 14 / 25; 7232 } 7233 } 7234 7235 return; 7236 } 7237 7238 static int 7239 enable_elantech(struct psm_softc *sc, enum probearg arg) 7240 { 7241 static const int ic2hw[] = 7242 /*IC: 0 1 2 3 4 5 6 7 8 9 a b c d e f */ 7243 { 0, 0, 2, 0, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 }; 7244 static const int fw_sizes[][3] = { 7245 /* FW.vers MaxX MaxY */ 7246 { 0x020030, 1152, 768 }, 7247 { 0x020800, 1152, 768 }, 7248 { 0x020b00, 1152, 768 }, 7249 { 0x040215, 900, 500 }, 7250 { 0x040216, 819, 405 }, 7251 { 0x040219, 900, 500 }, 7252 }; 7253 elantechhw_t elanhw; 7254 int icversion, hwversion, xtr, i, id, resp[3], dpix, dpiy; 7255 KBDC kbdc = sc->kbdc; 7256 7257 VLOG(3, (LOG_DEBUG, "elantech: BEGIN init\n")); 7258 7259 set_mouse_scaling(kbdc, 1); 7260 set_mouse_scaling(kbdc, 1); 7261 set_mouse_scaling(kbdc, 1); 7262 if (get_mouse_status(kbdc, resp, 0, 3) != 3) 7263 return (FALSE); 7264 7265 if (!ELANTECH_MAGIC(resp)) 7266 return (FALSE); 7267 7268 /* Identify the Touchpad version. */ 7269 if (elantech_cmd(kbdc, 2, ELANTECH_FW_VERSION, resp)) 7270 return (FALSE); 7271 7272 bzero(&elanhw, sizeof(elanhw)); 7273 7274 elanhw.fwversion = (resp[0] << 16) | (resp[1] << 8) | resp[2]; 7275 icversion = resp[0] & 0x0f; 7276 hwversion = ic2hw[icversion]; 7277 7278 if (verbose >= 2) 7279 printf("Elantech touchpad hardware v.%d firmware v.0x%06x\n", 7280 hwversion, elanhw.fwversion); 7281 7282 if (ELANTECH_HW_IS_V1(elanhw.fwversion)) { 7283 printf (" Unsupported touchpad hardware (v1)\n"); 7284 return (FALSE); 7285 } 7286 if (hwversion == 0) { 7287 printf (" Unknown touchpad hardware (firmware v.0x%06x)\n", 7288 elanhw.fwversion); 7289 return (FALSE); 7290 } 7291 7292 /* Get the Touchpad model information. */ 7293 elanhw.hwversion = hwversion; 7294 elanhw.issemimt = hwversion == 2; 7295 elanhw.isclickpad = (resp[1] & 0x10) != 0; 7296 elanhw.hascrc = (resp[1] & 0x40) != 0; 7297 elanhw.haspressure = elanhw.fwversion >= 0x020800; 7298 7299 /* Read the capability bits. */ 7300 if (elantech_cmd(kbdc, hwversion, ELANTECH_CAPABILITIES, resp) != 0) { 7301 printf(" Failed to read capability bits\n"); 7302 return (FALSE); 7303 } 7304 7305 elanhw.ntracesx = imax(resp[1], 3); 7306 elanhw.ntracesy = imax(resp[2], 3); 7307 elanhw.hastrackpoint = (resp[0] & 0x80) != 0; 7308 7309 /* Get the touchpad resolution */ 7310 switch (hwversion) { 7311 case 4: 7312 if (elantech_cmd(kbdc, hwversion, ELANTECH_RESOLUTION, resp) 7313 == 0) { 7314 dpix = (resp[1] & 0x0f) * 10 + 790; 7315 dpiy = ((resp[1] & 0xf0) >> 4) * 10 + 790; 7316 elanhw.dpmmx = (dpix * 10 + 5) / 254; 7317 elanhw.dpmmy = (dpiy * 10 + 5) / 254; 7318 break; 7319 } 7320 /* FALLTHROUGH */ 7321 case 2: 7322 case 3: 7323 elanhw.dpmmx = elanhw.dpmmy = 32; /* 800 dpi */ 7324 break; 7325 } 7326 7327 if (!elantech_support) 7328 return (FALSE); 7329 7330 if (elantech_init(kbdc, &elanhw)) { 7331 printf("couldn't initialize elantech touchpad\n"); 7332 return (FALSE); 7333 } 7334 7335 /* 7336 * Get the touchpad reporting range. 7337 * On HW v.3 touchpads it should be done after switching hardware 7338 * to real resolution mode (by setting bit 3 of reg10) 7339 */ 7340 elanhw.dptracex = elanhw.dptracey = 64; 7341 for (i = 0; i < nitems(fw_sizes); i++) { 7342 if (elanhw.fwversion == fw_sizes[i][0]) { 7343 elanhw.sizex = fw_sizes[i][1]; 7344 elanhw.sizey = fw_sizes[i][2]; 7345 goto found; 7346 } 7347 } 7348 if (elantech_cmd(kbdc, hwversion, ELANTECH_FW_ID, resp) != 0) { 7349 printf(" Failed to read touchpad size\n"); 7350 elanhw.sizex = 10000; /* Arbitrary high values to */ 7351 elanhw.sizey = 10000; /* prevent clipping in smoother */ 7352 } else if (hwversion == 2) { 7353 if ((elanhw.fwversion >> 16) == 0x14 && (resp[1] & 0x10) && 7354 !elantech_cmd(kbdc, hwversion, ELANTECH_SAMPLE, resp)) { 7355 elanhw.dptracex = resp[1] / 2; 7356 elanhw.dptracey = resp[2] / 2; 7357 } 7358 xtr = ((elanhw.fwversion >> 8) == 0x0208) ? 1 : 2; 7359 elanhw.sizex = (elanhw.ntracesx - xtr) * elanhw.dptracex; 7360 elanhw.sizey = (elanhw.ntracesy - xtr) * elanhw.dptracey; 7361 } else { 7362 elanhw.sizex = (resp[0] & 0x0f) << 8 | resp[1]; 7363 elanhw.sizey = (resp[0] & 0xf0) << 4 | resp[2]; 7364 xtr = (elanhw.sizex % (elanhw.ntracesx - 2) == 0) ? 2 : 1; 7365 elanhw.dptracex = elanhw.sizex / (elanhw.ntracesx - xtr); 7366 elanhw.dptracey = elanhw.sizey / (elanhw.ntracesy - xtr); 7367 } 7368 found: 7369 if (verbose >= 2) { 7370 printf(" Model information:\n"); 7371 printf(" MaxX: %d\n", elanhw.sizex); 7372 printf(" MaxY: %d\n", elanhw.sizey); 7373 printf(" DpmmX: %d\n", elanhw.dpmmx); 7374 printf(" DpmmY: %d\n", elanhw.dpmmy); 7375 printf(" TracesX: %d\n", elanhw.ntracesx); 7376 printf(" TracesY: %d\n", elanhw.ntracesy); 7377 printf(" DptraceX: %d\n", elanhw.dptracex); 7378 printf(" DptraceY: %d\n", elanhw.dptracey); 7379 printf(" SemiMT: %d\n", elanhw.issemimt); 7380 printf(" Clickpad: %d\n", elanhw.isclickpad); 7381 printf(" Trackpoint: %d\n", elanhw.hastrackpoint); 7382 printf(" CRC: %d\n", elanhw.hascrc); 7383 printf(" Pressure: %d\n", elanhw.haspressure); 7384 } 7385 7386 VLOG(3, (LOG_DEBUG, "elantech: END init\n")); 7387 7388 if (arg == PROBE) { 7389 sc->elanhw = elanhw; 7390 sc->hw.buttons = 3; 7391 7392 /* Initialize synaptics movement smoother */ 7393 elantech_init_synaptics(sc); 7394 7395 for (id = 0; id < ELANTECH_MAX_FINGERS; id++) 7396 PSM_FINGER_RESET(sc->elanaction.fingers[id]); 7397 } 7398 7399 return (TRUE); 7400 } 7401 7402 /* 7403 * Return true if 'now' is earlier than (start + (secs.usecs)). 7404 * Now may be NULL and the function will fetch the current time from 7405 * getmicrouptime(), or a cached 'now' can be passed in. 7406 * All values should be numbers derived from getmicrouptime(). 7407 */ 7408 static int 7409 timeelapsed(start, secs, usecs, now) 7410 const struct timeval *start, *now; 7411 int secs, usecs; 7412 { 7413 struct timeval snow, tv; 7414 7415 /* if there is no 'now' passed in, the get it as a convience. */ 7416 if (now == NULL) { 7417 getmicrouptime(&snow); 7418 now = &snow; 7419 } 7420 7421 tv.tv_sec = secs; 7422 tv.tv_usec = usecs; 7423 timevaladd(&tv, start); 7424 return (timevalcmp(&tv, now, <)); 7425 } 7426 7427 static int 7428 psmresume(device_t dev) 7429 { 7430 struct psm_softc *sc = device_get_softc(dev); 7431 int unit = device_get_unit(dev); 7432 int err; 7433 7434 VLOG(2, (LOG_NOTICE, "psm%d: system resume hook called.\n", unit)); 7435 7436 if ((sc->config & 7437 (PSM_CONFIG_HOOKRESUME | PSM_CONFIG_INITAFTERSUSPEND)) == 0) 7438 return (0); 7439 7440 err = reinitialize(sc, sc->config & PSM_CONFIG_INITAFTERSUSPEND); 7441 7442 if ((sc->state & PSM_ASLP) && !(sc->state & PSM_VALID)) { 7443 /* 7444 * Release the blocked process; it must be notified that 7445 * the device cannot be accessed anymore. 7446 */ 7447 sc->state &= ~PSM_ASLP; 7448 wakeup(sc); 7449 } 7450 7451 VLOG(2, (LOG_DEBUG, "psm%d: system resume hook exiting.\n", unit)); 7452 7453 return (err); 7454 } 7455 7456 DRIVER_MODULE(psm, atkbdc, psm_driver, psm_devclass, 0, 0); 7457 #ifdef EVDEV_SUPPORT 7458 MODULE_DEPEND(psm, evdev, 1, 1, 1); 7459 #endif 7460 7461 #ifdef DEV_ISA 7462 7463 /* 7464 * This sucks up assignments from PNPBIOS and ACPI. 7465 */ 7466 7467 /* 7468 * When the PS/2 mouse device is reported by ACPI or PnP BIOS, it may 7469 * appear BEFORE the AT keyboard controller. As the PS/2 mouse device 7470 * can be probed and attached only after the AT keyboard controller is 7471 * attached, we shall quietly reserve the IRQ resource for later use. 7472 * If the PS/2 mouse device is reported to us AFTER the keyboard controller, 7473 * copy the IRQ resource to the PS/2 mouse device instance hanging 7474 * under the keyboard controller, then probe and attach it. 7475 */ 7476 7477 static devclass_t psmcpnp_devclass; 7478 7479 static device_probe_t psmcpnp_probe; 7480 static device_attach_t psmcpnp_attach; 7481 7482 static device_method_t psmcpnp_methods[] = { 7483 DEVMETHOD(device_probe, psmcpnp_probe), 7484 DEVMETHOD(device_attach, psmcpnp_attach), 7485 { 0, 0 } 7486 }; 7487 7488 static driver_t psmcpnp_driver = { 7489 PSMCPNP_DRIVER_NAME, 7490 psmcpnp_methods, 7491 sizeof(struct psmcpnp_softc), 7492 }; 7493 7494 static struct isa_pnp_id psmcpnp_ids[] = { 7495 { 0x030fd041, "PS/2 mouse port" }, /* PNP0F03 */ 7496 { 0x0e0fd041, "PS/2 mouse port" }, /* PNP0F0E */ 7497 { 0x120fd041, "PS/2 mouse port" }, /* PNP0F12 */ 7498 { 0x130fd041, "PS/2 mouse port" }, /* PNP0F13 */ 7499 { 0x1303d041, "PS/2 port" }, /* PNP0313, XXX */ 7500 { 0x02002e4f, "Dell PS/2 mouse port" }, /* Lat. X200, Dell */ 7501 { 0x0002a906, "ALPS Glide Point" }, /* ALPS Glide Point */ 7502 { 0x80374d24, "IBM PS/2 mouse port" }, /* IBM3780, ThinkPad */ 7503 { 0x81374d24, "IBM PS/2 mouse port" }, /* IBM3781, ThinkPad */ 7504 { 0x0190d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9001, Vaio */ 7505 { 0x0290d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9002, Vaio */ 7506 { 0x0390d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9003, Vaio */ 7507 { 0x0490d94d, "SONY VAIO PS/2 mouse port"}, /* SNY9004, Vaio */ 7508 { 0 } 7509 }; 7510 7511 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7512 static struct isa_pnp_id topbtpad_ids[] = { 7513 { 0x1700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0017, ThinkPad */ 7514 { 0x1800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0018, ThinkPad */ 7515 { 0x1900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0019, ThinkPad */ 7516 { 0x2300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0023, ThinkPad */ 7517 { 0x2a00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002a, ThinkPad */ 7518 { 0x2b00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002b, ThinkPad */ 7519 { 0x2c00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002c, ThinkPad */ 7520 { 0x2d00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002d, ThinkPad */ 7521 { 0x2e00ae30, "Lenovo PS/2 clickpad port" }, /* LEN002e, ThinkPad */ 7522 { 0x3300ae30, "Lenovo PS/2 clickpad port" }, /* LEN0033, ThinkPad */ 7523 { 0x3400ae30, "Lenovo PS/2 clickpad port" }, /* LEN0034, ThinkPad */ 7524 { 0x3500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0035, ThinkPad */ 7525 { 0x3600ae30, "Lenovo PS/2 clickpad port" }, /* LEN0036, ThinkPad */ 7526 { 0x3700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0037, ThinkPad */ 7527 { 0x3800ae30, "Lenovo PS/2 clickpad port" }, /* LEN0038, ThinkPad */ 7528 { 0x3900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0039, ThinkPad */ 7529 { 0x4100ae30, "Lenovo PS/2 clickpad port" }, /* LEN0041, ThinkPad */ 7530 { 0x4200ae30, "Lenovo PS/2 clickpad port" }, /* LEN0042, ThinkPad */ 7531 { 0x4500ae30, "Lenovo PS/2 clickpad port" }, /* LEN0045, ThinkPad */ 7532 { 0x4700ae30, "Lenovo PS/2 clickpad port" }, /* LEN0047, ThinkPad */ 7533 { 0x4900ae30, "Lenovo PS/2 clickpad port" }, /* LEN0049, ThinkPad */ 7534 { 0x0020ae30, "Lenovo PS/2 clickpad port" }, /* LEN2000, ThinkPad */ 7535 { 0x0120ae30, "Lenovo PS/2 clickpad port" }, /* LEN2001, ThinkPad */ 7536 { 0x0220ae30, "Lenovo PS/2 clickpad port" }, /* LEN2002, ThinkPad */ 7537 { 0x0320ae30, "Lenovo PS/2 clickpad port" }, /* LEN2003, ThinkPad */ 7538 { 0x0420ae30, "Lenovo PS/2 clickpad port" }, /* LEN2004, ThinkPad */ 7539 { 0x0520ae30, "Lenovo PS/2 clickpad port" }, /* LEN2005, ThinkPad */ 7540 { 0x0620ae30, "Lenovo PS/2 clickpad port" }, /* LEN2006, ThinkPad */ 7541 { 0x0720ae30, "Lenovo PS/2 clickpad port" }, /* LEN2007, ThinkPad */ 7542 { 0x0820ae30, "Lenovo PS/2 clickpad port" }, /* LEN2008, ThinkPad */ 7543 { 0x0920ae30, "Lenovo PS/2 clickpad port" }, /* LEN2009, ThinkPad */ 7544 { 0x0a20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200a, ThinkPad */ 7545 { 0x0b20ae30, "Lenovo PS/2 clickpad port" }, /* LEN200b, ThinkPad */ 7546 { 0 } 7547 }; 7548 7549 /* _HID list for quirk detection. Any device below has _CID from psmcpnp_ids */ 7550 static struct isa_pnp_id forcepad_ids[] = { 7551 { 0x0d302e4f, "HP PS/2 forcepad port" }, /* SYN300D, EB 1040 */ 7552 { 0x14302e4f, "HP PS/2 forcepad port" }, /* SYN3014, EB 1040 */ 7553 { 0 } 7554 }; 7555 7556 static int 7557 create_a_copy(device_t atkbdc, device_t me) 7558 { 7559 device_t psm; 7560 u_long irq; 7561 7562 /* find the PS/2 mouse device instance under the keyboard controller */ 7563 psm = device_find_child(atkbdc, PSM_DRIVER_NAME, 7564 device_get_unit(atkbdc)); 7565 if (psm == NULL) 7566 return (ENXIO); 7567 if (device_get_state(psm) != DS_NOTPRESENT) 7568 return (0); 7569 7570 /* move our resource to the found device */ 7571 irq = bus_get_resource_start(me, SYS_RES_IRQ, 0); 7572 bus_delete_resource(me, SYS_RES_IRQ, 0); 7573 bus_set_resource(psm, SYS_RES_IRQ, KBDC_RID_AUX, irq, 1); 7574 7575 /* ...then probe and attach it */ 7576 return (device_probe_and_attach(psm)); 7577 } 7578 7579 static int 7580 psmcpnp_probe(device_t dev) 7581 { 7582 struct psmcpnp_softc *sc = device_get_softc(dev); 7583 struct resource *res; 7584 u_long irq; 7585 int rid; 7586 7587 if (ISA_PNP_PROBE(device_get_parent(dev), dev, forcepad_ids) == 0) 7588 sc->type = PSMCPNP_FORCEPAD; 7589 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, topbtpad_ids) == 0) 7590 sc->type = PSMCPNP_TOPBUTTONPAD; 7591 else if (ISA_PNP_PROBE(device_get_parent(dev), dev, psmcpnp_ids) == 0) 7592 sc->type = PSMCPNP_GENERIC; 7593 else 7594 return (ENXIO); 7595 7596 /* 7597 * The PnP BIOS and ACPI are supposed to assign an IRQ (12) 7598 * to the PS/2 mouse device node. But, some buggy PnP BIOS 7599 * declares the PS/2 mouse device node without an IRQ resource! 7600 * If this happens, we shall refer to device hints. 7601 * If we still don't find it there, use a hardcoded value... XXX 7602 */ 7603 rid = 0; 7604 irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 7605 if (irq <= 0) { 7606 if (resource_long_value(PSM_DRIVER_NAME, 7607 device_get_unit(dev),"irq", &irq) != 0) 7608 irq = 12; /* XXX */ 7609 device_printf(dev, "irq resource info is missing; " 7610 "assuming irq %ld\n", irq); 7611 bus_set_resource(dev, SYS_RES_IRQ, rid, irq, 1); 7612 } 7613 res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, 0); 7614 bus_release_resource(dev, SYS_RES_IRQ, rid, res); 7615 7616 /* keep quiet */ 7617 if (!bootverbose) 7618 device_quiet(dev); 7619 7620 return ((res == NULL) ? ENXIO : 0); 7621 } 7622 7623 static int 7624 psmcpnp_attach(device_t dev) 7625 { 7626 device_t atkbdc; 7627 7628 /* find the keyboard controller, which may be on acpi* or isa* bus */ 7629 atkbdc = devclass_get_device(devclass_find(ATKBDC_DRIVER_NAME), 7630 device_get_unit(dev)); 7631 if ((atkbdc != NULL) && (device_get_state(atkbdc) == DS_ATTACHED)) 7632 create_a_copy(atkbdc, dev); 7633 7634 return (0); 7635 } 7636 7637 DRIVER_MODULE(psmcpnp, isa, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7638 DRIVER_MODULE(psmcpnp, acpi, psmcpnp_driver, psmcpnp_devclass, 0, 0); 7639 ISA_PNP_INFO(psmcpnp_ids); 7640 #endif /* DEV_ISA */ 7641