| 1 | /*- |
| 2 | * Copyright (c) 1998 The NetBSD Foundation, Inc. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This code is derived from software contributed to The NetBSD Foundation |
| 6 | * by Lennart Augustsson (lennart@augustsson.net) at |
| 7 | * Carlstedt Research & Technology. |
| 8 | * |
| 9 | * Redistribution and use in source and binary forms, with or without |
| 10 | * modification, are permitted provided that the following conditions |
| 11 | * are met: |
| 12 | * 1. Redistributions of source code must retain the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer. |
| 14 | * 2. Redistributions in binary form must reproduce the above copyright |
| 15 | * notice, this list of conditions and the following disclaimer in the |
| 16 | * documentation and/or other materials provided with the distribution. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 19 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 20 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 21 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 22 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 23 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 24 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 25 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 26 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 27 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 28 | * POSSIBILITY OF SUCH DAMAGE. |
| 29 | */ |
| 30 | |
| 31 | /* |
| 32 | * HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf |
| 33 | */ |
| 34 | |
| 35 | #include <sys/stdint.h> |
| 36 | #include <sys/param.h> |
| 37 | #include <sys/queue.h> |
| 38 | #include <sys/types.h> |
| 39 | #include <sys/systm.h> |
| 40 | #include <sys/kernel.h> |
| 41 | #include <sys/bus.h> |
| 42 | #include <sys/module.h> |
| 43 | #include <sys/lock.h> |
| 44 | #include <sys/condvar.h> |
| 45 | #include <sys/sysctl.h> |
| 46 | #include <sys/unistd.h> |
| 47 | #include <sys/callout.h> |
| 48 | #include <sys/malloc.h> |
| 49 | #include <sys/priv.h> |
| 50 | #include <sys/conf.h> |
| 51 | #include <sys/fcntl.h> |
| 52 | #include <sys/sbuf.h> |
| 53 | |
| 54 | #include <bus/u4b/usb.h> |
| 55 | #include <bus/u4b/usbdi.h> |
| 56 | #include <bus/u4b/usbdi_util.h> |
| 57 | #include <bus/u4b/usbhid.h> |
| 58 | #include <bus/u4b/usbdevs.h> |
| 59 | |
| 60 | #define USB_DEBUG_VAR ums_debug |
| 61 | #include <bus/u4b/usb_debug.h> |
| 62 | |
| 63 | #include <bus/u4b/quirk/usb_quirk.h> |
| 64 | |
| 65 | #include <sys/ioccom.h> |
| 66 | #include <sys/filio.h> |
| 67 | #include <sys/tty.h> |
| 68 | #include <sys/mouse.h> |
| 69 | |
| 70 | #ifdef USB_DEBUG |
| 71 | static int ums_debug = 0; |
| 72 | |
| 73 | static SYSCTL_NODE(_hw_usb, OID_AUTO, ums, CTLFLAG_RW, 0, "USB ums"); |
| 74 | SYSCTL_INT(_hw_usb_ums, OID_AUTO, debug, CTLFLAG_RW, |
| 75 | &ums_debug, 0, "Debug level"); |
| 76 | #endif |
| 77 | |
| 78 | #define MOUSE_FLAGS_MASK (HIO_CONST|HIO_RELATIVE) |
| 79 | #define MOUSE_FLAGS (HIO_RELATIVE) |
| 80 | |
| 81 | #define UMS_BUF_SIZE 8 /* bytes */ |
| 82 | #define UMS_IFQ_MAXLEN 50 /* units */ |
| 83 | #define UMS_BUTTON_MAX 31 /* exclusive, must be less than 32 */ |
| 84 | #define UMS_BUT(i) ((i) < 3 ? (((i) + 2) % 3) : (i)) |
| 85 | #define UMS_INFO_MAX 2 /* maximum number of HID sets */ |
| 86 | |
| 87 | enum { |
| 88 | UMS_INTR_DT, |
| 89 | UMS_N_TRANSFER, |
| 90 | }; |
| 91 | |
| 92 | struct ums_info { |
| 93 | struct hid_location sc_loc_w; |
| 94 | struct hid_location sc_loc_x; |
| 95 | struct hid_location sc_loc_y; |
| 96 | struct hid_location sc_loc_z; |
| 97 | struct hid_location sc_loc_t; |
| 98 | struct hid_location sc_loc_btn[UMS_BUTTON_MAX]; |
| 99 | |
| 100 | uint32_t sc_flags; |
| 101 | #define UMS_FLAG_X_AXIS 0x0001 |
| 102 | #define UMS_FLAG_Y_AXIS 0x0002 |
| 103 | #define UMS_FLAG_Z_AXIS 0x0004 |
| 104 | #define UMS_FLAG_T_AXIS 0x0008 |
| 105 | #define UMS_FLAG_SBU 0x0010 /* spurious button up events */ |
| 106 | #define UMS_FLAG_REVZ 0x0020 /* Z-axis is reversed */ |
| 107 | #define UMS_FLAG_W_AXIS 0x0040 |
| 108 | |
| 109 | uint8_t sc_iid_w; |
| 110 | uint8_t sc_iid_x; |
| 111 | uint8_t sc_iid_y; |
| 112 | uint8_t sc_iid_z; |
| 113 | uint8_t sc_iid_t; |
| 114 | uint8_t sc_iid_btn[UMS_BUTTON_MAX]; |
| 115 | uint8_t sc_buttons; |
| 116 | }; |
| 117 | |
| 118 | struct ums_softc { |
| 119 | struct usb_fifo_sc sc_fifo; |
| 120 | struct lock sc_lock; |
| 121 | struct usb_callout sc_callout; |
| 122 | struct ums_info sc_info[UMS_INFO_MAX]; |
| 123 | |
| 124 | mousehw_t sc_hw; |
| 125 | mousemode_t sc_mode; |
| 126 | mousestatus_t sc_status; |
| 127 | |
| 128 | struct usb_xfer *sc_xfer[UMS_N_TRANSFER]; |
| 129 | |
| 130 | int sc_pollrate; |
| 131 | |
| 132 | uint8_t sc_buttons; |
| 133 | uint8_t sc_iid; |
| 134 | uint8_t sc_temp[64]; |
| 135 | }; |
| 136 | |
| 137 | static void ums_put_queue_timeout(void *__sc); |
| 138 | |
| 139 | static usb_callback_t ums_intr_callback; |
| 140 | |
| 141 | static device_probe_t ums_probe; |
| 142 | static device_attach_t ums_attach; |
| 143 | static device_detach_t ums_detach; |
| 144 | |
| 145 | static usb_fifo_cmd_t ums_start_read; |
| 146 | static usb_fifo_cmd_t ums_stop_read; |
| 147 | static usb_fifo_open_t ums_open; |
| 148 | static usb_fifo_close_t ums_close; |
| 149 | static usb_fifo_ioctl_t ums_ioctl; |
| 150 | |
| 151 | static void ums_put_queue(struct ums_softc *, int32_t, int32_t, |
| 152 | int32_t, int32_t, int32_t); |
| 153 | static int ums_sysctl_handler_parseinfo(SYSCTL_HANDLER_ARGS); |
| 154 | |
| 155 | static struct usb_fifo_methods ums_fifo_methods = { |
| 156 | .f_open = &ums_open, |
| 157 | .f_close = &ums_close, |
| 158 | .f_ioctl = &ums_ioctl, |
| 159 | .f_start_read = &ums_start_read, |
| 160 | .f_stop_read = &ums_stop_read, |
| 161 | .basename[0] = "ums", |
| 162 | }; |
| 163 | |
| 164 | static void |
| 165 | ums_put_queue_timeout(void *__sc) |
| 166 | { |
| 167 | struct ums_softc *sc = __sc; |
| 168 | |
| 169 | KKASSERT(lockowned(&sc->sc_lock)); |
| 170 | |
| 171 | ums_put_queue(sc, 0, 0, 0, 0, 0); |
| 172 | } |
| 173 | |
| 174 | static void |
| 175 | ums_intr_callback(struct usb_xfer *xfer, usb_error_t error) |
| 176 | { |
| 177 | struct ums_softc *sc = usbd_xfer_softc(xfer); |
| 178 | struct ums_info *info = &sc->sc_info[0]; |
| 179 | struct usb_page_cache *pc; |
| 180 | uint8_t *buf = sc->sc_temp; |
| 181 | int32_t buttons = 0; |
| 182 | int32_t buttons_found = 0; |
| 183 | int32_t dw = 0; |
| 184 | int32_t dx = 0; |
| 185 | int32_t dy = 0; |
| 186 | int32_t dz = 0; |
| 187 | int32_t dt = 0; |
| 188 | uint8_t i; |
| 189 | uint8_t id; |
| 190 | int len; |
| 191 | |
| 192 | usbd_xfer_status(xfer, &len, NULL, NULL, NULL); |
| 193 | |
| 194 | switch (USB_GET_STATE(xfer)) { |
| 195 | case USB_ST_TRANSFERRED: |
| 196 | DPRINTFN(6, "sc=%p actlen=%d\n", sc, len); |
| 197 | |
| 198 | if (len > sizeof(sc->sc_temp)) { |
| 199 | DPRINTFN(6, "truncating large packet to %zu bytes\n", |
| 200 | sizeof(sc->sc_temp)); |
| 201 | len = sizeof(sc->sc_temp); |
| 202 | } |
| 203 | if (len == 0) |
| 204 | goto tr_setup; |
| 205 | |
| 206 | pc = usbd_xfer_get_frame(xfer, 0); |
| 207 | usbd_copy_out(pc, 0, buf, len); |
| 208 | |
| 209 | DPRINTFN(6, "data = %02x %02x %02x %02x " |
| 210 | "%02x %02x %02x %02x\n", |
| 211 | (len > 0) ? buf[0] : 0, (len > 1) ? buf[1] : 0, |
| 212 | (len > 2) ? buf[2] : 0, (len > 3) ? buf[3] : 0, |
| 213 | (len > 4) ? buf[4] : 0, (len > 5) ? buf[5] : 0, |
| 214 | (len > 6) ? buf[6] : 0, (len > 7) ? buf[7] : 0); |
| 215 | |
| 216 | if (sc->sc_iid) { |
| 217 | id = *buf; |
| 218 | |
| 219 | len--; |
| 220 | buf++; |
| 221 | |
| 222 | } else { |
| 223 | id = 0; |
| 224 | if (sc->sc_info[0].sc_flags & UMS_FLAG_SBU) { |
| 225 | if ((*buf == 0x14) || (*buf == 0x15)) { |
| 226 | goto tr_setup; |
| 227 | } |
| 228 | } |
| 229 | } |
| 230 | |
| 231 | repeat: |
| 232 | if ((info->sc_flags & UMS_FLAG_W_AXIS) && |
| 233 | (id == info->sc_iid_w)) |
| 234 | dw += hid_get_data(buf, len, &info->sc_loc_w); |
| 235 | |
| 236 | if ((info->sc_flags & UMS_FLAG_X_AXIS) && |
| 237 | (id == info->sc_iid_x)) |
| 238 | dx += hid_get_data(buf, len, &info->sc_loc_x); |
| 239 | |
| 240 | if ((info->sc_flags & UMS_FLAG_Y_AXIS) && |
| 241 | (id == info->sc_iid_y)) |
| 242 | dy = -hid_get_data(buf, len, &info->sc_loc_y); |
| 243 | |
| 244 | if ((info->sc_flags & UMS_FLAG_Z_AXIS) && |
| 245 | (id == info->sc_iid_z)) { |
| 246 | int32_t temp; |
| 247 | temp = hid_get_data(buf, len, &info->sc_loc_z); |
| 248 | if (info->sc_flags & UMS_FLAG_REVZ) |
| 249 | temp = -temp; |
| 250 | dz -= temp; |
| 251 | } |
| 252 | |
| 253 | if ((info->sc_flags & UMS_FLAG_T_AXIS) && |
| 254 | (id == info->sc_iid_t)) |
| 255 | dt -= hid_get_data(buf, len, &info->sc_loc_t); |
| 256 | |
| 257 | for (i = 0; i < info->sc_buttons; i++) { |
| 258 | uint32_t mask; |
| 259 | mask = 1UL << UMS_BUT(i); |
| 260 | /* check for correct button ID */ |
| 261 | if (id != info->sc_iid_btn[i]) |
| 262 | continue; |
| 263 | /* check for button pressed */ |
| 264 | if (hid_get_data(buf, len, &info->sc_loc_btn[i])) |
| 265 | buttons |= mask; |
| 266 | /* register button mask */ |
| 267 | buttons_found |= mask; |
| 268 | } |
| 269 | |
| 270 | if (++info != &sc->sc_info[UMS_INFO_MAX]) |
| 271 | goto repeat; |
| 272 | |
| 273 | /* keep old button value(s) for non-detected buttons */ |
| 274 | buttons |= sc->sc_status.button & ~buttons_found; |
| 275 | |
| 276 | if (dx || dy || dz || dt || dw || |
| 277 | (buttons != sc->sc_status.button)) { |
| 278 | |
| 279 | DPRINTFN(6, "x:%d y:%d z:%d t:%d w:%d buttons:0x%08x\n", |
| 280 | dx, dy, dz, dt, dw, buttons); |
| 281 | |
| 282 | /* translate T-axis into button presses until further */ |
| 283 | if (dt > 0) |
| 284 | buttons |= 1UL << 3; |
| 285 | else if (dt < 0) |
| 286 | buttons |= 1UL << 4; |
| 287 | |
| 288 | sc->sc_status.button = buttons; |
| 289 | sc->sc_status.dx += dx; |
| 290 | sc->sc_status.dy += dy; |
| 291 | sc->sc_status.dz += dz; |
| 292 | /* |
| 293 | * sc->sc_status.dt += dt; |
| 294 | * no way to export this yet |
| 295 | */ |
| 296 | |
| 297 | /* |
| 298 | * The Qtronix keyboard has a built in PS/2 |
| 299 | * port for a mouse. The firmware once in a |
| 300 | * while posts a spurious button up |
| 301 | * event. This event we ignore by doing a |
| 302 | * timeout for 50 msecs. If we receive |
| 303 | * dx=dy=dz=buttons=0 before we add the event |
| 304 | * to the queue. In any other case we delete |
| 305 | * the timeout event. |
| 306 | */ |
| 307 | if ((sc->sc_info[0].sc_flags & UMS_FLAG_SBU) && |
| 308 | (dx == 0) && (dy == 0) && (dz == 0) && (dt == 0) && |
| 309 | (dw == 0) && (buttons == 0)) { |
| 310 | |
| 311 | usb_callout_reset(&sc->sc_callout, hz / 20, |
| 312 | &ums_put_queue_timeout, sc); |
| 313 | } else { |
| 314 | |
| 315 | usb_callout_stop(&sc->sc_callout); |
| 316 | |
| 317 | ums_put_queue(sc, dx, dy, dz, dt, buttons); |
| 318 | } |
| 319 | } |
| 320 | case USB_ST_SETUP: |
| 321 | tr_setup: |
| 322 | /* check if we can put more data into the FIFO */ |
| 323 | if (usb_fifo_put_bytes_max( |
| 324 | sc->sc_fifo.fp[USB_FIFO_RX]) != 0) { |
| 325 | usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); |
| 326 | usbd_transfer_submit(xfer); |
| 327 | } |
| 328 | break; |
| 329 | |
| 330 | default: /* Error */ |
| 331 | if (error != USB_ERR_CANCELLED) { |
| 332 | /* try clear stall first */ |
| 333 | usbd_xfer_set_stall(xfer); |
| 334 | goto tr_setup; |
| 335 | } |
| 336 | break; |
| 337 | } |
| 338 | } |
| 339 | |
| 340 | static const struct usb_config ums_config[UMS_N_TRANSFER] = { |
| 341 | |
| 342 | [UMS_INTR_DT] = { |
| 343 | .type = UE_INTERRUPT, |
| 344 | .endpoint = UE_ADDR_ANY, |
| 345 | .direction = UE_DIR_IN, |
| 346 | .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, |
| 347 | .bufsize = 0, /* use wMaxPacketSize */ |
| 348 | .callback = &ums_intr_callback, |
| 349 | }, |
| 350 | }; |
| 351 | |
| 352 | /* A match on these entries will load ums */ |
| 353 | static const STRUCT_USB_HOST_ID __used ums_devs[] = { |
| 354 | {USB_IFACE_CLASS(UICLASS_HID), |
| 355 | USB_IFACE_SUBCLASS(UISUBCLASS_BOOT), |
| 356 | USB_IFACE_PROTOCOL(UIPROTO_MOUSE),}, |
| 357 | }; |
| 358 | |
| 359 | static int |
| 360 | ums_probe(device_t dev) |
| 361 | { |
| 362 | struct usb_attach_arg *uaa = device_get_ivars(dev); |
| 363 | void *d_ptr; |
| 364 | struct hid_data *hd; |
| 365 | struct hid_item hi; |
| 366 | int error, mdepth, found; |
| 367 | uint16_t d_len; |
| 368 | |
| 369 | DPRINTFN(11, "\n"); |
| 370 | |
| 371 | if (uaa->usb_mode != USB_MODE_HOST) |
| 372 | return (ENXIO); |
| 373 | |
| 374 | if (uaa->info.bInterfaceClass != UICLASS_HID) |
| 375 | return (ENXIO); |
| 376 | |
| 377 | if ((uaa->info.bInterfaceSubClass == UISUBCLASS_BOOT) && |
| 378 | (uaa->info.bInterfaceProtocol == UIPROTO_MOUSE)) |
| 379 | return (BUS_PROBE_DEFAULT); |
| 380 | |
| 381 | error = usbd_req_get_hid_desc(uaa->device, NULL, |
| 382 | &d_ptr, &d_len, M_TEMP, uaa->info.bIfaceIndex); |
| 383 | |
| 384 | if (error) |
| 385 | return (ENXIO); |
| 386 | |
| 387 | hd = hid_start_parse(d_ptr, d_len, 1 << hid_input); |
| 388 | if (hd == NULL) |
| 389 | return (0); |
| 390 | mdepth = 0; |
| 391 | found = 0; |
| 392 | while (hid_get_item(hd, &hi)) { |
| 393 | switch (hi.kind) { |
| 394 | case hid_collection: |
| 395 | if (mdepth != 0) |
| 396 | mdepth++; |
| 397 | else if (hi.collection == 1 && |
| 398 | hi.usage == |
| 399 | HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_MOUSE)) |
| 400 | mdepth++; |
| 401 | break; |
| 402 | case hid_endcollection: |
| 403 | if (mdepth != 0) |
| 404 | mdepth--; |
| 405 | break; |
| 406 | case hid_input: |
| 407 | if (mdepth == 0) |
| 408 | break; |
| 409 | if (hi.usage == |
| 410 | HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_X) && |
| 411 | (hi.flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) |
| 412 | found++; |
| 413 | if (hi.usage == |
| 414 | HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_Y) && |
| 415 | (hi.flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) |
| 416 | found++; |
| 417 | break; |
| 418 | default: |
| 419 | break; |
| 420 | } |
| 421 | } |
| 422 | hid_end_parse(hd); |
| 423 | kfree(d_ptr, M_TEMP); |
| 424 | return (found ? BUS_PROBE_DEFAULT : ENXIO); |
| 425 | } |
| 426 | |
| 427 | static void |
| 428 | ums_hid_parse(struct ums_softc *sc, device_t dev, const uint8_t *buf, |
| 429 | uint16_t len, uint8_t index) |
| 430 | { |
| 431 | struct ums_info *info = &sc->sc_info[index]; |
| 432 | uint32_t flags; |
| 433 | uint8_t i; |
| 434 | uint8_t j; |
| 435 | |
| 436 | if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_X), |
| 437 | hid_input, index, &info->sc_loc_x, &flags, &info->sc_iid_x)) { |
| 438 | |
| 439 | if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { |
| 440 | info->sc_flags |= UMS_FLAG_X_AXIS; |
| 441 | } |
| 442 | } |
| 443 | if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_Y), |
| 444 | hid_input, index, &info->sc_loc_y, &flags, &info->sc_iid_y)) { |
| 445 | |
| 446 | if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { |
| 447 | info->sc_flags |= UMS_FLAG_Y_AXIS; |
| 448 | } |
| 449 | } |
| 450 | /* Try the wheel first as the Z activator since it's tradition. */ |
| 451 | if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, |
| 452 | HUG_WHEEL), hid_input, index, &info->sc_loc_z, &flags, |
| 453 | &info->sc_iid_z) || |
| 454 | hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, |
| 455 | HUG_TWHEEL), hid_input, index, &info->sc_loc_z, &flags, |
| 456 | &info->sc_iid_z)) { |
| 457 | if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { |
| 458 | info->sc_flags |= UMS_FLAG_Z_AXIS; |
| 459 | } |
| 460 | /* |
| 461 | * We might have both a wheel and Z direction, if so put |
| 462 | * put the Z on the W coordinate. |
| 463 | */ |
| 464 | if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, |
| 465 | HUG_Z), hid_input, index, &info->sc_loc_w, &flags, |
| 466 | &info->sc_iid_w)) { |
| 467 | |
| 468 | if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { |
| 469 | info->sc_flags |= UMS_FLAG_W_AXIS; |
| 470 | } |
| 471 | } |
| 472 | } else if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, |
| 473 | HUG_Z), hid_input, index, &info->sc_loc_z, &flags, |
| 474 | &info->sc_iid_z)) { |
| 475 | |
| 476 | if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { |
| 477 | info->sc_flags |= UMS_FLAG_Z_AXIS; |
| 478 | } |
| 479 | } |
| 480 | /* |
| 481 | * The Microsoft Wireless Intellimouse 2.0 reports it's wheel |
| 482 | * using 0x0048, which is HUG_TWHEEL, and seems to expect you |
| 483 | * to know that the byte after the wheel is the tilt axis. |
| 484 | * There are no other HID axis descriptors other than X,Y and |
| 485 | * TWHEEL |
| 486 | */ |
| 487 | if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, |
| 488 | HUG_TWHEEL), hid_input, index, &info->sc_loc_t, |
| 489 | &flags, &info->sc_iid_t)) { |
| 490 | |
| 491 | info->sc_loc_t.pos += 8; |
| 492 | |
| 493 | if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { |
| 494 | info->sc_flags |= UMS_FLAG_T_AXIS; |
| 495 | } |
| 496 | } else if (hid_locate(buf, len, HID_USAGE2(HUP_CONSUMER, |
| 497 | HUC_AC_PAN), hid_input, index, &info->sc_loc_t, |
| 498 | &flags, &info->sc_iid_t)) { |
| 499 | |
| 500 | if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) |
| 501 | info->sc_flags |= UMS_FLAG_T_AXIS; |
| 502 | } |
| 503 | /* figure out the number of buttons */ |
| 504 | |
| 505 | for (i = 0; i < UMS_BUTTON_MAX; i++) { |
| 506 | if (!hid_locate(buf, len, HID_USAGE2(HUP_BUTTON, (i + 1)), |
| 507 | hid_input, index, &info->sc_loc_btn[i], NULL, |
| 508 | &info->sc_iid_btn[i])) { |
| 509 | break; |
| 510 | } |
| 511 | } |
| 512 | |
| 513 | /* detect other buttons */ |
| 514 | |
| 515 | for (j = 0; (i < UMS_BUTTON_MAX) && (j < 2); i++, j++) { |
| 516 | if (!hid_locate(buf, len, HID_USAGE2(HUP_MICROSOFT, (j + 1)), |
| 517 | hid_input, index, &info->sc_loc_btn[i], NULL, |
| 518 | &info->sc_iid_btn[i])) { |
| 519 | break; |
| 520 | } |
| 521 | } |
| 522 | |
| 523 | info->sc_buttons = i; |
| 524 | |
| 525 | if (i > sc->sc_buttons) |
| 526 | sc->sc_buttons = i; |
| 527 | |
| 528 | if (info->sc_flags == 0) |
| 529 | return; |
| 530 | |
| 531 | /* announce information about the mouse */ |
| 532 | device_printf(dev, "%d buttons and [%s%s%s%s%s] coordinates ID=%u\n", |
| 533 | (info->sc_buttons), |
| 534 | (info->sc_flags & UMS_FLAG_X_AXIS) ? "X" : "", |
| 535 | (info->sc_flags & UMS_FLAG_Y_AXIS) ? "Y" : "", |
| 536 | (info->sc_flags & UMS_FLAG_Z_AXIS) ? "Z" : "", |
| 537 | (info->sc_flags & UMS_FLAG_T_AXIS) ? "T" : "", |
| 538 | (info->sc_flags & UMS_FLAG_W_AXIS) ? "W" : "", |
| 539 | info->sc_iid_x); |
| 540 | } |
| 541 | |
| 542 | static int |
| 543 | ums_attach(device_t dev) |
| 544 | { |
| 545 | struct usb_attach_arg *uaa = device_get_ivars(dev); |
| 546 | struct ums_softc *sc = device_get_softc(dev); |
| 547 | struct ums_info *info; |
| 548 | void *d_ptr = NULL; |
| 549 | int isize; |
| 550 | int err; |
| 551 | uint16_t d_len; |
| 552 | uint8_t i; |
| 553 | #ifdef USB_DEBUG |
| 554 | uint8_t j; |
| 555 | #endif |
| 556 | |
| 557 | DPRINTFN(11, "sc=%p\n", sc); |
| 558 | |
| 559 | device_set_usb_desc(dev); |
| 560 | |
| 561 | lockinit(&sc->sc_lock, "ums lock", 0, LK_CANRECURSE); |
| 562 | |
| 563 | usb_callout_init_mtx(&sc->sc_callout, &sc->sc_lock, 0); |
| 564 | |
| 565 | /* |
| 566 | * Force the report (non-boot) protocol. |
| 567 | * |
| 568 | * Mice without boot protocol support may choose not to implement |
| 569 | * Set_Protocol at all; Ignore any error. |
| 570 | */ |
| 571 | err = usbd_req_set_protocol(uaa->device, NULL, |
| 572 | uaa->info.bIfaceIndex, 1); |
| 573 | |
| 574 | err = usbd_transfer_setup(uaa->device, |
| 575 | &uaa->info.bIfaceIndex, sc->sc_xfer, ums_config, |
| 576 | UMS_N_TRANSFER, sc, &sc->sc_lock); |
| 577 | |
| 578 | if (err) { |
| 579 | DPRINTF("error=%s\n", usbd_errstr(err)); |
| 580 | goto detach; |
| 581 | } |
| 582 | |
| 583 | /* Get HID descriptor */ |
| 584 | err = usbd_req_get_hid_desc(uaa->device, NULL, &d_ptr, |
| 585 | &d_len, M_TEMP, uaa->info.bIfaceIndex); |
| 586 | |
| 587 | if (err) { |
| 588 | device_printf(dev, "error reading report description\n"); |
| 589 | goto detach; |
| 590 | } |
| 591 | |
| 592 | isize = hid_report_size(d_ptr, d_len, hid_input, &sc->sc_iid); |
| 593 | |
| 594 | /* |
| 595 | * The Microsoft Wireless Notebook Optical Mouse seems to be in worse |
| 596 | * shape than the Wireless Intellimouse 2.0, as its X, Y, wheel, and |
| 597 | * all of its other button positions are all off. It also reports that |
| 598 | * it has two addional buttons and a tilt wheel. |
| 599 | */ |
| 600 | if (usb_test_quirk(uaa, UQ_MS_BAD_CLASS)) { |
| 601 | |
| 602 | sc->sc_iid = 0; |
| 603 | |
| 604 | info = &sc->sc_info[0]; |
| 605 | info->sc_flags = (UMS_FLAG_X_AXIS | |
| 606 | UMS_FLAG_Y_AXIS | |
| 607 | UMS_FLAG_Z_AXIS | |
| 608 | UMS_FLAG_SBU); |
| 609 | info->sc_buttons = 3; |
| 610 | isize = 5; |
| 611 | /* 1st byte of descriptor report contains garbage */ |
| 612 | info->sc_loc_x.pos = 16; |
| 613 | info->sc_loc_x.size = 8; |
| 614 | info->sc_loc_y.pos = 24; |
| 615 | info->sc_loc_y.size = 8; |
| 616 | info->sc_loc_z.pos = 32; |
| 617 | info->sc_loc_z.size = 8; |
| 618 | info->sc_loc_btn[0].pos = 8; |
| 619 | info->sc_loc_btn[0].size = 1; |
| 620 | info->sc_loc_btn[1].pos = 9; |
| 621 | info->sc_loc_btn[1].size = 1; |
| 622 | info->sc_loc_btn[2].pos = 10; |
| 623 | info->sc_loc_btn[2].size = 1; |
| 624 | |
| 625 | /* Announce device */ |
| 626 | device_printf(dev, "3 buttons and [XYZ] " |
| 627 | "coordinates ID=0\n"); |
| 628 | |
| 629 | } else { |
| 630 | /* Search the HID descriptor and announce device */ |
| 631 | for (i = 0; i < UMS_INFO_MAX; i++) { |
| 632 | ums_hid_parse(sc, dev, d_ptr, d_len, i); |
| 633 | } |
| 634 | } |
| 635 | |
| 636 | if (usb_test_quirk(uaa, UQ_MS_REVZ)) { |
| 637 | info = &sc->sc_info[0]; |
| 638 | /* Some wheels need the Z axis reversed. */ |
| 639 | info->sc_flags |= UMS_FLAG_REVZ; |
| 640 | } |
| 641 | if (isize > usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT])) { |
| 642 | DPRINTF("WARNING: report size, %d bytes, is larger " |
| 643 | "than interrupt size, %d bytes!\n", isize, |
| 644 | usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT])); |
| 645 | } |
| 646 | kfree(d_ptr, M_TEMP); |
| 647 | d_ptr = NULL; |
| 648 | |
| 649 | #ifdef USB_DEBUG |
| 650 | for (j = 0; j < UMS_INFO_MAX; j++) { |
| 651 | info = &sc->sc_info[j]; |
| 652 | |
| 653 | DPRINTF("sc=%p, index=%d\n", sc, j); |
| 654 | DPRINTF("X\t%d/%d id=%d\n", info->sc_loc_x.pos, |
| 655 | info->sc_loc_x.size, info->sc_iid_x); |
| 656 | DPRINTF("Y\t%d/%d id=%d\n", info->sc_loc_y.pos, |
| 657 | info->sc_loc_y.size, info->sc_iid_y); |
| 658 | DPRINTF("Z\t%d/%d id=%d\n", info->sc_loc_z.pos, |
| 659 | info->sc_loc_z.size, info->sc_iid_z); |
| 660 | DPRINTF("T\t%d/%d id=%d\n", info->sc_loc_t.pos, |
| 661 | info->sc_loc_t.size, info->sc_iid_t); |
| 662 | DPRINTF("W\t%d/%d id=%d\n", info->sc_loc_w.pos, |
| 663 | info->sc_loc_w.size, info->sc_iid_w); |
| 664 | |
| 665 | for (i = 0; i < info->sc_buttons; i++) { |
| 666 | DPRINTF("B%d\t%d/%d id=%d\n", |
| 667 | i + 1, info->sc_loc_btn[i].pos, |
| 668 | info->sc_loc_btn[i].size, info->sc_iid_btn[i]); |
| 669 | } |
| 670 | } |
| 671 | DPRINTF("size=%d, id=%d\n", isize, sc->sc_iid); |
| 672 | #endif |
| 673 | |
| 674 | if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON) |
| 675 | sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON; |
| 676 | else |
| 677 | sc->sc_hw.buttons = sc->sc_buttons; |
| 678 | |
| 679 | sc->sc_hw.iftype = MOUSE_IF_USB; |
| 680 | sc->sc_hw.type = MOUSE_MOUSE; |
| 681 | sc->sc_hw.model = MOUSE_MODEL_GENERIC; |
| 682 | sc->sc_hw.hwid = 0; |
| 683 | |
| 684 | sc->sc_mode.protocol = MOUSE_PROTO_MSC; |
| 685 | sc->sc_mode.rate = -1; |
| 686 | sc->sc_mode.resolution = MOUSE_RES_UNKNOWN; |
| 687 | sc->sc_mode.accelfactor = 0; |
| 688 | sc->sc_mode.level = 0; |
| 689 | sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE; |
| 690 | sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK; |
| 691 | sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC; |
| 692 | |
| 693 | err = usb_fifo_attach(uaa->device, sc, &sc->sc_lock, |
| 694 | &ums_fifo_methods, &sc->sc_fifo, |
| 695 | device_get_unit(dev), 0 - 1, uaa->info.bIfaceIndex, |
| 696 | UID_ROOT, GID_OPERATOR, 0644); |
| 697 | if (err) { |
| 698 | goto detach; |
| 699 | } |
| 700 | #if 0 /* XXXDF */ |
| 701 | SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), |
| 702 | SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), |
| 703 | OID_AUTO, "parseinfo", CTLTYPE_STRING|CTLFLAG_RD, |
| 704 | sc, 0, ums_sysctl_handler_parseinfo, |
| 705 | "", "Dump of parsed HID report descriptor"); |
| 706 | #endif |
| 707 | |
| 708 | return (0); |
| 709 | |
| 710 | detach: |
| 711 | if (d_ptr) { |
| 712 | kfree(d_ptr, M_TEMP); |
| 713 | } |
| 714 | ums_detach(dev); |
| 715 | return (ENOMEM); |
| 716 | } |
| 717 | |
| 718 | static int |
| 719 | ums_detach(device_t self) |
| 720 | { |
| 721 | struct ums_softc *sc = device_get_softc(self); |
| 722 | |
| 723 | DPRINTF("sc=%p\n", sc); |
| 724 | |
| 725 | usb_fifo_detach(&sc->sc_fifo); |
| 726 | |
| 727 | usbd_transfer_unsetup(sc->sc_xfer, UMS_N_TRANSFER); |
| 728 | |
| 729 | usb_callout_drain(&sc->sc_callout); |
| 730 | |
| 731 | lockuninit(&sc->sc_lock); |
| 732 | |
| 733 | return (0); |
| 734 | } |
| 735 | |
| 736 | static void |
| 737 | ums_start_read(struct usb_fifo *fifo) |
| 738 | { |
| 739 | struct ums_softc *sc = usb_fifo_softc(fifo); |
| 740 | int rate; |
| 741 | |
| 742 | /* Check if we should override the default polling interval */ |
| 743 | rate = sc->sc_pollrate; |
| 744 | /* Range check rate */ |
| 745 | if (rate > 1000) |
| 746 | rate = 1000; |
| 747 | /* Check for set rate */ |
| 748 | if ((rate > 0) && (sc->sc_xfer[UMS_INTR_DT] != NULL)) { |
| 749 | DPRINTF("Setting pollrate = %d\n", rate); |
| 750 | /* Stop current transfer, if any */ |
| 751 | usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]); |
| 752 | /* Set new interval */ |
| 753 | usbd_xfer_set_interval(sc->sc_xfer[UMS_INTR_DT], 1000 / rate); |
| 754 | /* Only set pollrate once */ |
| 755 | sc->sc_pollrate = 0; |
| 756 | } |
| 757 | |
| 758 | usbd_transfer_start(sc->sc_xfer[UMS_INTR_DT]); |
| 759 | } |
| 760 | |
| 761 | static void |
| 762 | ums_stop_read(struct usb_fifo *fifo) |
| 763 | { |
| 764 | struct ums_softc *sc = usb_fifo_softc(fifo); |
| 765 | |
| 766 | usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]); |
| 767 | usb_callout_stop(&sc->sc_callout); |
| 768 | } |
| 769 | |
| 770 | |
| 771 | #if ((MOUSE_SYS_PACKETSIZE != 8) || \ |
| 772 | (MOUSE_MSC_PACKETSIZE != 5)) |
| 773 | #error "Software assumptions are not met. Please update code." |
| 774 | #endif |
| 775 | |
| 776 | static void |
| 777 | ums_put_queue(struct ums_softc *sc, int32_t dx, int32_t dy, |
| 778 | int32_t dz, int32_t dt, int32_t buttons) |
| 779 | { |
| 780 | uint8_t buf[8]; |
| 781 | |
| 782 | if (1) { |
| 783 | |
| 784 | if (dx > 254) |
| 785 | dx = 254; |
| 786 | if (dx < -256) |
| 787 | dx = -256; |
| 788 | if (dy > 254) |
| 789 | dy = 254; |
| 790 | if (dy < -256) |
| 791 | dy = -256; |
| 792 | if (dz > 126) |
| 793 | dz = 126; |
| 794 | if (dz < -128) |
| 795 | dz = -128; |
| 796 | if (dt > 126) |
| 797 | dt = 126; |
| 798 | if (dt < -128) |
| 799 | dt = -128; |
| 800 | |
| 801 | buf[0] = sc->sc_mode.syncmask[1]; |
| 802 | buf[0] |= (~buttons) & MOUSE_MSC_BUTTONS; |
| 803 | buf[1] = dx >> 1; |
| 804 | buf[2] = dy >> 1; |
| 805 | buf[3] = dx - (dx >> 1); |
| 806 | buf[4] = dy - (dy >> 1); |
| 807 | |
| 808 | if (sc->sc_mode.level == 1) { |
| 809 | buf[5] = dz >> 1; |
| 810 | buf[6] = dz - (dz >> 1); |
| 811 | buf[7] = (((~buttons) >> 3) & MOUSE_SYS_EXTBUTTONS); |
| 812 | } |
| 813 | usb_fifo_put_data_linear(sc->sc_fifo.fp[USB_FIFO_RX], buf, |
| 814 | sc->sc_mode.packetsize, 1); |
| 815 | |
| 816 | } else { |
| 817 | DPRINTF("Buffer full, discarded packet\n"); |
| 818 | } |
| 819 | } |
| 820 | |
| 821 | static void |
| 822 | ums_reset_buf(struct ums_softc *sc) |
| 823 | { |
| 824 | /* reset read queue */ |
| 825 | usb_fifo_reset(sc->sc_fifo.fp[USB_FIFO_RX]); |
| 826 | } |
| 827 | |
| 828 | static int |
| 829 | ums_open(struct usb_fifo *fifo, int fflags) |
| 830 | { |
| 831 | struct ums_softc *sc = usb_fifo_softc(fifo); |
| 832 | |
| 833 | DPRINTFN(2, "\n"); |
| 834 | |
| 835 | if (fflags & FREAD) { |
| 836 | |
| 837 | /* reset status */ |
| 838 | |
| 839 | sc->sc_status.flags = 0; |
| 840 | sc->sc_status.button = 0; |
| 841 | sc->sc_status.obutton = 0; |
| 842 | sc->sc_status.dx = 0; |
| 843 | sc->sc_status.dy = 0; |
| 844 | sc->sc_status.dz = 0; |
| 845 | /* sc->sc_status.dt = 0; */ |
| 846 | |
| 847 | if (usb_fifo_alloc_buffer(fifo, |
| 848 | UMS_BUF_SIZE, UMS_IFQ_MAXLEN)) { |
| 849 | return (ENOMEM); |
| 850 | } |
| 851 | } |
| 852 | return (0); |
| 853 | } |
| 854 | |
| 855 | static void |
| 856 | ums_close(struct usb_fifo *fifo, int fflags) |
| 857 | { |
| 858 | if (fflags & FREAD) { |
| 859 | usb_fifo_free_buffer(fifo); |
| 860 | } |
| 861 | } |
| 862 | |
| 863 | static int |
| 864 | ums_ioctl(struct usb_fifo *fifo, u_long cmd, void *addr, int fflags) |
| 865 | { |
| 866 | struct ums_softc *sc = usb_fifo_softc(fifo); |
| 867 | mousemode_t mode; |
| 868 | int error = 0; |
| 869 | |
| 870 | DPRINTFN(2, "\n"); |
| 871 | |
| 872 | lockmgr(&sc->sc_lock, LK_EXCLUSIVE); |
| 873 | |
| 874 | switch (cmd) { |
| 875 | case MOUSE_GETHWINFO: |
| 876 | *(mousehw_t *)addr = sc->sc_hw; |
| 877 | break; |
| 878 | |
| 879 | case MOUSE_GETMODE: |
| 880 | *(mousemode_t *)addr = sc->sc_mode; |
| 881 | break; |
| 882 | |
| 883 | case MOUSE_SETMODE: |
| 884 | mode = *(mousemode_t *)addr; |
| 885 | |
| 886 | if (mode.level == -1) { |
| 887 | /* don't change the current setting */ |
| 888 | } else if ((mode.level < 0) || (mode.level > 1)) { |
| 889 | error = EINVAL; |
| 890 | goto done; |
| 891 | } else { |
| 892 | sc->sc_mode.level = mode.level; |
| 893 | } |
| 894 | |
| 895 | /* store polling rate */ |
| 896 | sc->sc_pollrate = mode.rate; |
| 897 | |
| 898 | if (sc->sc_mode.level == 0) { |
| 899 | if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON) |
| 900 | sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON; |
| 901 | else |
| 902 | sc->sc_hw.buttons = sc->sc_buttons; |
| 903 | sc->sc_mode.protocol = MOUSE_PROTO_MSC; |
| 904 | sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE; |
| 905 | sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK; |
| 906 | sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC; |
| 907 | } else if (sc->sc_mode.level == 1) { |
| 908 | if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON) |
| 909 | sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON; |
| 910 | else |
| 911 | sc->sc_hw.buttons = sc->sc_buttons; |
| 912 | sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE; |
| 913 | sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE; |
| 914 | sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK; |
| 915 | sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC; |
| 916 | } |
| 917 | ums_reset_buf(sc); |
| 918 | break; |
| 919 | |
| 920 | case MOUSE_GETLEVEL: |
| 921 | *(int *)addr = sc->sc_mode.level; |
| 922 | break; |
| 923 | |
| 924 | case MOUSE_SETLEVEL: |
| 925 | if (*(int *)addr < 0 || *(int *)addr > 1) { |
| 926 | error = EINVAL; |
| 927 | goto done; |
| 928 | } |
| 929 | sc->sc_mode.level = *(int *)addr; |
| 930 | |
| 931 | if (sc->sc_mode.level == 0) { |
| 932 | if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON) |
| 933 | sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON; |
| 934 | else |
| 935 | sc->sc_hw.buttons = sc->sc_buttons; |
| 936 | sc->sc_mode.protocol = MOUSE_PROTO_MSC; |
| 937 | sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE; |
| 938 | sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK; |
| 939 | sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC; |
| 940 | } else if (sc->sc_mode.level == 1) { |
| 941 | if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON) |
| 942 | sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON; |
| 943 | else |
| 944 | sc->sc_hw.buttons = sc->sc_buttons; |
| 945 | sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE; |
| 946 | sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE; |
| 947 | sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK; |
| 948 | sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC; |
| 949 | } |
| 950 | ums_reset_buf(sc); |
| 951 | break; |
| 952 | |
| 953 | case MOUSE_GETSTATUS:{ |
| 954 | mousestatus_t *status = (mousestatus_t *)addr; |
| 955 | |
| 956 | *status = sc->sc_status; |
| 957 | sc->sc_status.obutton = sc->sc_status.button; |
| 958 | sc->sc_status.button = 0; |
| 959 | sc->sc_status.dx = 0; |
| 960 | sc->sc_status.dy = 0; |
| 961 | sc->sc_status.dz = 0; |
| 962 | /* sc->sc_status.dt = 0; */ |
| 963 | |
| 964 | if (status->dx || status->dy || status->dz /* || status->dt */ ) { |
| 965 | status->flags |= MOUSE_POSCHANGED; |
| 966 | } |
| 967 | if (status->button != status->obutton) { |
| 968 | status->flags |= MOUSE_BUTTONSCHANGED; |
| 969 | } |
| 970 | break; |
| 971 | } |
| 972 | default: |
| 973 | error = ENOTTY; |
| 974 | } |
| 975 | |
| 976 | done: |
| 977 | lockmgr(&sc->sc_lock, LK_RELEASE); |
| 978 | return (error); |
| 979 | } |
| 980 | |
| 981 | static int |
| 982 | ums_sysctl_handler_parseinfo(SYSCTL_HANDLER_ARGS) |
| 983 | { |
| 984 | struct ums_softc *sc = arg1; |
| 985 | struct ums_info *info; |
| 986 | struct sbuf *sb; |
| 987 | int i, j, err, had_output; |
| 988 | |
| 989 | sb = sbuf_new_auto(); |
| 990 | for (i = 0, had_output = 0; i < UMS_INFO_MAX; i++) { |
| 991 | info = &sc->sc_info[i]; |
| 992 | |
| 993 | /* Don't emit empty info */ |
| 994 | if ((info->sc_flags & |
| 995 | (UMS_FLAG_X_AXIS | UMS_FLAG_Y_AXIS | UMS_FLAG_Z_AXIS | |
| 996 | UMS_FLAG_T_AXIS | UMS_FLAG_W_AXIS)) == 0 && |
| 997 | info->sc_buttons == 0) |
| 998 | continue; |
| 999 | |
| 1000 | if (had_output) |
| 1001 | sbuf_printf(sb, "\n"); |
| 1002 | had_output = 1; |
| 1003 | sbuf_printf(sb, "i%d:", i + 1); |
| 1004 | if (info->sc_flags & UMS_FLAG_X_AXIS) |
| 1005 | sbuf_printf(sb, " X:r%d, p%d, s%d;", |
| 1006 | (int)info->sc_iid_x, |
| 1007 | (int)info->sc_loc_x.pos, |
| 1008 | (int)info->sc_loc_x.size); |
| 1009 | if (info->sc_flags & UMS_FLAG_Y_AXIS) |
| 1010 | sbuf_printf(sb, " Y:r%d, p%d, s%d;", |
| 1011 | (int)info->sc_iid_y, |
| 1012 | (int)info->sc_loc_y.pos, |
| 1013 | (int)info->sc_loc_y.size); |
| 1014 | if (info->sc_flags & UMS_FLAG_Z_AXIS) |
| 1015 | sbuf_printf(sb, " Z:r%d, p%d, s%d;", |
| 1016 | (int)info->sc_iid_z, |
| 1017 | (int)info->sc_loc_z.pos, |
| 1018 | (int)info->sc_loc_z.size); |
| 1019 | if (info->sc_flags & UMS_FLAG_T_AXIS) |
| 1020 | sbuf_printf(sb, " T:r%d, p%d, s%d;", |
| 1021 | (int)info->sc_iid_t, |
| 1022 | (int)info->sc_loc_t.pos, |
| 1023 | (int)info->sc_loc_t.size); |
| 1024 | if (info->sc_flags & UMS_FLAG_W_AXIS) |
| 1025 | sbuf_printf(sb, " W:r%d, p%d, s%d;", |
| 1026 | (int)info->sc_iid_w, |
| 1027 | (int)info->sc_loc_w.pos, |
| 1028 | (int)info->sc_loc_w.size); |
| 1029 | |
| 1030 | for (j = 0; j < info->sc_buttons; j++) { |
| 1031 | sbuf_printf(sb, " B%d:r%d, p%d, s%d;", j + 1, |
| 1032 | (int)info->sc_iid_btn[j], |
| 1033 | (int)info->sc_loc_btn[j].pos, |
| 1034 | (int)info->sc_loc_btn[j].size); |
| 1035 | } |
| 1036 | } |
| 1037 | sbuf_finish(sb); |
| 1038 | err = SYSCTL_OUT(req, sbuf_data(sb), sbuf_len(sb) + 1); |
| 1039 | sbuf_delete(sb); |
| 1040 | |
| 1041 | return (err); |
| 1042 | } |
| 1043 | |
| 1044 | static devclass_t ums_devclass; |
| 1045 | |
| 1046 | static device_method_t ums_methods[] = { |
| 1047 | DEVMETHOD(device_probe, ums_probe), |
| 1048 | DEVMETHOD(device_attach, ums_attach), |
| 1049 | DEVMETHOD(device_detach, ums_detach), |
| 1050 | {0, 0} |
| 1051 | }; |
| 1052 | |
| 1053 | static driver_t ums_driver = { |
| 1054 | .name = "ums", |
| 1055 | .methods = ums_methods, |
| 1056 | .size = sizeof(struct ums_softc), |
| 1057 | }; |
| 1058 | |
| 1059 | DRIVER_MODULE(ums, uhub, ums_driver, ums_devclass, NULL, 0); |
| 1060 | MODULE_DEPEND(ums, usb, 1, 1, 1); |
| 1061 | MODULE_VERSION(ums, 1); |