1 | /* $NetBSD: ukbd.c,v 1.133 2016/04/30 14:33:16 skrll Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 1998 The NetBSD Foundation, Inc. |
5 | * All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Lennart Augustsson (lennart@augustsson.net) at |
9 | * Carlstedt Research & Technology. |
10 | * |
11 | * Redistribution and use in source and binary forms, with or without |
12 | * modification, are permitted provided that the following conditions |
13 | * are met: |
14 | * 1. Redistributions of source code must retain the above copyright |
15 | * notice, this list of conditions and the following disclaimer. |
16 | * 2. Redistributions in binary form must reproduce the above copyright |
17 | * notice, this list of conditions and the following disclaimer in the |
18 | * documentation and/or other materials provided with the distribution. |
19 | * |
20 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
21 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
22 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
23 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
24 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
30 | * POSSIBILITY OF SUCH DAMAGE. |
31 | */ |
32 | |
33 | /* |
34 | * HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf |
35 | */ |
36 | |
37 | #include <sys/cdefs.h> |
38 | __KERNEL_RCSID(0, "$NetBSD: ukbd.c,v 1.133 2016/04/30 14:33:16 skrll Exp $" ); |
39 | |
40 | #ifdef _KERNEL_OPT |
41 | #include "opt_ukbd.h" |
42 | #include "opt_ukbd_layout.h" |
43 | #include "opt_usb.h" |
44 | #include "opt_wsdisplay_compat.h" |
45 | #include "opt_ddb.h" |
46 | #endif /* _KERNEL_OPT */ |
47 | |
48 | #include <sys/param.h> |
49 | #include <sys/systm.h> |
50 | #include <sys/callout.h> |
51 | #include <sys/kernel.h> |
52 | #include <sys/device.h> |
53 | #include <sys/ioctl.h> |
54 | #include <sys/file.h> |
55 | #include <sys/select.h> |
56 | #include <sys/proc.h> |
57 | #include <sys/vnode.h> |
58 | #include <sys/poll.h> |
59 | |
60 | #include <dev/usb/usb.h> |
61 | #include <dev/usb/usbhid.h> |
62 | |
63 | #include <dev/usb/usbdi.h> |
64 | #include <dev/usb/usbdi_util.h> |
65 | #include <dev/usb/usbdivar.h> |
66 | #include <dev/usb/usbdevs.h> |
67 | #include <dev/usb/usb_quirks.h> |
68 | #include <dev/usb/uhidev.h> |
69 | #include <dev/usb/hid.h> |
70 | #include <dev/usb/ukbdvar.h> |
71 | |
72 | #include <dev/wscons/wsconsio.h> |
73 | #include <dev/wscons/wskbdvar.h> |
74 | #include <dev/wscons/wsksymdef.h> |
75 | #include <dev/wscons/wsksymvar.h> |
76 | |
77 | #ifdef UKBD_DEBUG |
78 | #define DPRINTF(x) if (ukbddebug) printf x |
79 | #define DPRINTFN(n,x) if (ukbddebug>(n)) printf x |
80 | int ukbddebug = 0; |
81 | #else |
82 | #define DPRINTF(x) |
83 | #define DPRINTFN(n,x) |
84 | #endif |
85 | |
86 | #define MAXKEYCODE 6 |
87 | #define MAXMOD 8 /* max 32 */ |
88 | |
89 | struct ukbd_data { |
90 | uint32_t modifiers; |
91 | uint8_t keycode[MAXKEYCODE]; |
92 | }; |
93 | |
94 | #define PRESS 0x000 |
95 | #define RELEASE 0x100 |
96 | #define CODEMASK 0x0ff |
97 | |
98 | struct ukbd_keycodetrans { |
99 | uint16_t from; |
100 | uint16_t to; |
101 | }; |
102 | |
103 | #define IS_PMF 0x8000 |
104 | |
105 | Static const struct ukbd_keycodetrans trtab_apple_fn[] = { |
106 | { 0x0c, 0x5d }, /* i -> KP 5 */ |
107 | { 0x0d, 0x59 }, /* j -> KP 1 */ |
108 | { 0x0e, 0x5a }, /* k -> KP 2 */ |
109 | { 0x0f, 0x5b }, /* l -> KP 3 */ |
110 | { 0x10, 0x62 }, /* m -> KP 0 */ |
111 | { 0x12, 0x5e }, /* o -> KP 6 */ |
112 | { 0x13, 0x55 }, /* o -> KP * */ |
113 | { 0x18, 0x5c }, /* u -> KP 4 */ |
114 | { 0x0c, 0x5d }, /* i -> KP 5 */ |
115 | { 0x2a, 0x4c }, /* Backspace -> Delete */ |
116 | { 0x28, 0x49 }, /* Return -> Insert */ |
117 | { 0x24, 0x5f }, /* 7 -> KP 7 */ |
118 | { 0x25, 0x60 }, /* 8 -> KP 8 */ |
119 | { 0x26, 0x61 }, /* 9 -> KP 9 */ |
120 | { 0x27, 0x54 }, /* 0 -> KP / */ |
121 | { 0x2d, 0x67 }, /* - -> KP = */ |
122 | { 0x33, 0x56 }, /* ; -> KP - */ |
123 | { 0x37, 0x63 }, /* . -> KP . */ |
124 | { 0x38, 0x57 }, /* / -> KP + */ |
125 | { 0x3a, 0xd1 }, /* F1..F12 mapped to reserved codes 0xd1..0xdc */ |
126 | { 0x3b, 0xd2 }, |
127 | { 0x3c, 0xd3 }, |
128 | { 0x3d, 0xd4 }, |
129 | { 0x3e, 0xd5 }, |
130 | { 0x3f, 0xd6 }, |
131 | { 0x40, 0xd7 }, |
132 | { 0x41, 0xd8 }, |
133 | { 0x42, 0xd9 }, |
134 | { 0x43, 0xda }, |
135 | { 0x44, 0xdb }, |
136 | { 0x45, 0xdc }, |
137 | { 0x4f, 0x4d }, /* Right -> End */ |
138 | { 0x50, 0x4a }, /* Left -> Home */ |
139 | { 0x51, 0x4e }, /* Down -> PageDown */ |
140 | { 0x52, 0x4b }, /* Up -> PageUp */ |
141 | { 0x00, 0x00 } |
142 | }; |
143 | |
144 | Static const struct ukbd_keycodetrans trtab_apple_iso[] = { |
145 | { 0x35, 0x64 }, /* swap the key above tab with key right of shift */ |
146 | { 0x64, 0x35 }, |
147 | { 0x31, 0x32 }, /* key left of return is Europe1, not "\|" */ |
148 | { 0x00, 0x00 } |
149 | }; |
150 | |
151 | #ifdef GDIUM_KEYBOARD_HACK |
152 | Static const struct ukbd_keycodetrans trtab_gdium_fn[] = { |
153 | #ifdef notyet |
154 | { 58, 0 }, /* F1 -> toggle camera */ |
155 | { 59, 0 }, /* F2 -> toggle wireless */ |
156 | #endif |
157 | { 60, IS_PMF | PMFE_AUDIO_VOLUME_TOGGLE }, |
158 | { 61, IS_PMF | PMFE_AUDIO_VOLUME_UP }, |
159 | { 62, IS_PMF | PMFE_AUDIO_VOLUME_DOWN }, |
160 | #ifdef notyet |
161 | { 63, 0 }, /* F6 -> toggle ext. video */ |
162 | { 64, 0 }, /* F7 -> toggle mouse */ |
163 | #endif |
164 | { 65, IS_PMF | PMFE_DISPLAY_BRIGHTNESS_UP }, |
165 | { 66, IS_PMF | PMFE_DISPLAY_BRIGHTNESS_DOWN }, |
166 | #ifdef notyet |
167 | { 67, 0 }, /* F10 -> suspend */ |
168 | { 68, 0 }, /* F11 -> user1 */ |
169 | { 69, 0 }, /* F12 -> user2 */ |
170 | { 70, 0 }, /* print screen -> sysrq */ |
171 | #endif |
172 | { 76, 71 }, /* delete -> scroll lock */ |
173 | { 81, 78 }, /* down -> page down */ |
174 | { 82, 75 }, /* up -> page up */ |
175 | { 0, 0 } |
176 | }; |
177 | #endif |
178 | |
179 | Static const struct ukbd_keycodetrans trtab_generic[] = { |
180 | { 0x7f, IS_PMF | PMFE_AUDIO_VOLUME_TOGGLE }, |
181 | { 0x80, IS_PMF | PMFE_AUDIO_VOLUME_UP }, |
182 | { 0x81, IS_PMF | PMFE_AUDIO_VOLUME_DOWN }, |
183 | { 0x00, 0x00 } |
184 | }; |
185 | |
186 | #if defined(WSDISPLAY_COMPAT_RAWKBD) |
187 | #define NN 0 /* no translation */ |
188 | /* |
189 | * Translate USB keycodes to US keyboard XT scancodes. |
190 | * Scancodes >= 0x80 represent EXTENDED keycodes. |
191 | * |
192 | * See http://www.microsoft.com/whdc/archive/scancode.mspx |
193 | * |
194 | * Note: a real pckbd(4) has more complexity in its |
195 | * protocol for some keys than this translation implements. |
196 | * For example, some keys generate Fake ShiftL events (e0 2a) |
197 | * before the actual key sequence. |
198 | */ |
199 | Static const uint8_t ukbd_trtab[256] = { |
200 | NN, NN, NN, NN, 0x1e, 0x30, 0x2e, 0x20, /* 00 - 07 */ |
201 | 0x12, 0x21, 0x22, 0x23, 0x17, 0x24, 0x25, 0x26, /* 08 - 0f */ |
202 | 0x32, 0x31, 0x18, 0x19, 0x10, 0x13, 0x1f, 0x14, /* 10 - 17 */ |
203 | 0x16, 0x2f, 0x11, 0x2d, 0x15, 0x2c, 0x02, 0x03, /* 18 - 1f */ |
204 | 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, /* 20 - 27 */ |
205 | 0x1c, 0x01, 0x0e, 0x0f, 0x39, 0x0c, 0x0d, 0x1a, /* 28 - 2f */ |
206 | 0x1b, 0x2b, 0x2b, 0x27, 0x28, 0x29, 0x33, 0x34, /* 30 - 37 */ |
207 | 0x35, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, /* 38 - 3f */ |
208 | 0x41, 0x42, 0x43, 0x44, 0x57, 0x58, 0xb7, 0x46, /* 40 - 47 */ |
209 | 0x7f, 0xd2, 0xc7, 0xc9, 0xd3, 0xcf, 0xd1, 0xcd, /* 48 - 4f */ |
210 | 0xcb, 0xd0, 0xc8, 0x45, 0xb5, 0x37, 0x4a, 0x4e, /* 50 - 57 */ |
211 | 0x9c, 0x4f, 0x50, 0x51, 0x4b, 0x4c, 0x4d, 0x47, /* 58 - 5f */ |
212 | 0x48, 0x49, 0x52, 0x53, 0x56, 0xdd, 0xdf, 0x59, /* 60 - 67 */ |
213 | 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a, NN, /* 68 - 6f */ |
214 | NN, NN, NN, NN, 0x84, 0x85, 0x87, 0x88, /* 70 - 77 */ |
215 | 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, NN, /* 78 - 7f */ |
216 | NN, NN, NN, NN, NN, 0x7e, NN, 0x73, /* 80 - 87 */ |
217 | 0x70, 0x7d, 0x79, 0x7b, 0x5c, NN, NN, NN, /* 88 - 8f */ |
218 | NN, NN, 0x78, 0x77, 0x76, NN, NN, NN, /* 90 - 97 */ |
219 | NN, NN, NN, NN, NN, NN, NN, NN, /* 98 - 9f */ |
220 | NN, NN, NN, NN, NN, NN, NN, NN, /* a0 - a7 */ |
221 | NN, NN, NN, NN, NN, NN, NN, NN, /* a8 - af */ |
222 | NN, NN, NN, NN, NN, NN, NN, NN, /* b0 - b7 */ |
223 | NN, NN, NN, NN, NN, NN, NN, NN, /* b8 - bf */ |
224 | NN, NN, NN, NN, NN, NN, NN, NN, /* c0 - c7 */ |
225 | NN, NN, NN, NN, NN, NN, NN, NN, /* c8 - cf */ |
226 | NN, NN, NN, NN, NN, NN, NN, NN, /* d0 - d7 */ |
227 | NN, NN, NN, NN, NN, NN, NN, NN, /* d8 - df */ |
228 | 0x1d, 0x2a, 0x38, 0xdb, 0x9d, 0x36, 0xb8, 0xdc, /* e0 - e7 */ |
229 | NN, NN, NN, NN, NN, NN, NN, NN, /* e8 - ef */ |
230 | NN, NN, NN, NN, NN, NN, NN, NN, /* f0 - f7 */ |
231 | NN, NN, NN, NN, NN, NN, NN, NN, /* f8 - ff */ |
232 | }; |
233 | #endif /* defined(WSDISPLAY_COMPAT_RAWKBD) */ |
234 | |
235 | #define KEY_ERROR 0x01 |
236 | |
237 | #define MAXKEYS (MAXMOD+2*MAXKEYCODE) |
238 | |
239 | struct ukbd_softc { |
240 | struct uhidev sc_hdev; |
241 | |
242 | struct ukbd_data sc_ndata; |
243 | struct ukbd_data sc_odata; |
244 | struct hid_location sc_modloc[MAXMOD]; |
245 | u_int sc_nmod; |
246 | struct { |
247 | uint32_t mask; |
248 | uint8_t key; |
249 | } sc_mods[MAXMOD]; |
250 | |
251 | struct hid_location sc_keycodeloc; |
252 | u_int sc_nkeycode; |
253 | |
254 | u_int sc_flags; /* flags */ |
255 | #define FLAG_ENABLED 0x0001 |
256 | #define FLAG_POLLING 0x0002 |
257 | #define FLAG_DEBOUNCE 0x0004 /* for quirk handling */ |
258 | #define FLAG_APPLE_FIX_ISO 0x0008 |
259 | #define FLAG_APPLE_FN 0x0010 |
260 | #define FLAG_GDIUM_FN 0x0020 |
261 | #define FLAG_FN_PRESSED 0x0100 /* FN key is held down */ |
262 | #define FLAG_FN_ALT 0x0200 /* Last Alt key was FN-Alt = AltGr */ |
263 | |
264 | int sc_console_keyboard; /* we are the console keyboard */ |
265 | |
266 | struct callout sc_delay; /* for quirk handling */ |
267 | struct ukbd_data sc_data; /* for quirk handling */ |
268 | |
269 | struct hid_location sc_apple_fn; |
270 | struct hid_location sc_numloc; |
271 | struct hid_location sc_capsloc; |
272 | struct hid_location sc_scroloc; |
273 | struct hid_location sc_compose; |
274 | int sc_leds; |
275 | struct usb_task sc_ledtask; |
276 | device_t sc_wskbddev; |
277 | |
278 | #if defined(WSDISPLAY_COMPAT_RAWKBD) |
279 | int sc_rawkbd; |
280 | #if defined(UKBD_REPEAT) |
281 | struct callout sc_rawrepeat_ch; |
282 | #define REP_DELAY1 400 |
283 | #define REP_DELAYN 100 |
284 | int sc_nrep; |
285 | char sc_rep[MAXKEYS]; |
286 | #endif /* defined(UKBD_REPEAT) */ |
287 | #endif /* defined(WSDISPLAY_COMPAT_RAWKBD) */ |
288 | |
289 | int sc_spl; |
290 | int sc_npollchar; |
291 | uint16_t sc_pollchars[MAXKEYS]; |
292 | |
293 | u_char sc_dying; |
294 | }; |
295 | |
296 | #ifdef UKBD_DEBUG |
297 | #define UKBDTRACESIZE 64 |
298 | struct ukbdtraceinfo { |
299 | int unit; |
300 | struct timeval tv; |
301 | struct ukbd_data ud; |
302 | }; |
303 | struct ukbdtraceinfo ukbdtracedata[UKBDTRACESIZE]; |
304 | int ukbdtraceindex = 0; |
305 | int ukbdtrace = 0; |
306 | void ukbdtracedump(void); |
307 | void |
308 | ukbdtracedump(void) |
309 | { |
310 | int i; |
311 | for (i = 0; i < UKBDTRACESIZE; i++) { |
312 | struct ukbdtraceinfo *p = |
313 | &ukbdtracedata[(i+ukbdtraceindex)%UKBDTRACESIZE]; |
314 | printf("%" PRIu64".%06" PRIu64": mod=0x%02x key0=0x%02x key1=0x%02x " |
315 | "key2=0x%02x key3=0x%02x\n" , |
316 | p->tv.tv_sec, (uint64_t)p->tv.tv_usec, |
317 | p->ud.modifiers, p->ud.keycode[0], p->ud.keycode[1], |
318 | p->ud.keycode[2], p->ud.keycode[3]); |
319 | } |
320 | } |
321 | #endif |
322 | |
323 | #define UKBDUNIT(dev) (minor(dev)) |
324 | #define UKBD_CHUNK 128 /* chunk size for read */ |
325 | #define UKBD_BSIZE 1020 /* buffer size */ |
326 | |
327 | Static int ukbd_is_console; |
328 | |
329 | Static void ukbd_cngetc(void *, u_int *, int *); |
330 | Static void ukbd_cnpollc(void *, int); |
331 | |
332 | const struct wskbd_consops ukbd_consops = { |
333 | .getc = ukbd_cngetc, |
334 | .pollc = ukbd_cnpollc, |
335 | .bell = NULL, |
336 | }; |
337 | |
338 | Static const char *ukbd_parse_desc(struct ukbd_softc *); |
339 | |
340 | Static void ukbd_intr(struct uhidev *, void *, u_int); |
341 | Static void ukbd_decode(struct ukbd_softc *, struct ukbd_data *); |
342 | Static void ukbd_delayed_decode(void *); |
343 | |
344 | Static int ukbd_enable(void *, int); |
345 | Static void ukbd_set_leds(void *, int); |
346 | Static void ukbd_set_leds_task(void *); |
347 | |
348 | Static int ukbd_ioctl(void *, u_long, void *, int, struct lwp *); |
349 | #if defined(WSDISPLAY_COMPAT_RAWKBD) && defined(UKBD_REPEAT) |
350 | Static void ukbd_rawrepeat(void *v); |
351 | #endif |
352 | |
353 | const struct wskbd_accessops ukbd_accessops = { |
354 | ukbd_enable, |
355 | ukbd_set_leds, |
356 | ukbd_ioctl, |
357 | }; |
358 | |
359 | extern const struct wscons_keydesc ukbd_keydesctab[]; |
360 | |
361 | const struct wskbd_mapdata ukbd_keymapdata = { |
362 | ukbd_keydesctab, |
363 | #if defined(UKBD_LAYOUT) |
364 | UKBD_LAYOUT, |
365 | #elif defined(PCKBD_LAYOUT) |
366 | PCKBD_LAYOUT, |
367 | #else |
368 | KB_US, |
369 | #endif |
370 | }; |
371 | |
372 | static int ukbd_match(device_t, cfdata_t, void *); |
373 | static void ukbd_attach(device_t, device_t, void *); |
374 | static int ukbd_detach(device_t, int); |
375 | static int ukbd_activate(device_t, enum devact); |
376 | static void ukbd_childdet(device_t, device_t); |
377 | |
378 | extern struct cfdriver ukbd_cd; |
379 | |
380 | CFATTACH_DECL2_NEW(ukbd, sizeof(struct ukbd_softc), ukbd_match, ukbd_attach, |
381 | ukbd_detach, ukbd_activate, NULL, ukbd_childdet); |
382 | |
383 | int |
384 | ukbd_match(device_t parent, cfdata_t match, void *aux) |
385 | { |
386 | struct uhidev_attach_arg *uha = aux; |
387 | int size; |
388 | void *desc; |
389 | |
390 | uhidev_get_report_desc(uha->parent, &desc, &size); |
391 | if (!hid_is_collection(desc, size, uha->reportid, |
392 | HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_KEYBOARD))) |
393 | return UMATCH_NONE; |
394 | |
395 | return UMATCH_IFACECLASS; |
396 | } |
397 | |
398 | void |
399 | ukbd_attach(device_t parent, device_t self, void *aux) |
400 | { |
401 | struct ukbd_softc *sc = device_private(self); |
402 | struct uhidev_attach_arg *uha = aux; |
403 | uint32_t qflags; |
404 | const char *parseerr; |
405 | struct wskbddev_attach_args a; |
406 | |
407 | sc->sc_hdev.sc_dev = self; |
408 | sc->sc_hdev.sc_intr = ukbd_intr; |
409 | sc->sc_hdev.sc_parent = uha->parent; |
410 | sc->sc_hdev.sc_report_id = uha->reportid; |
411 | sc->sc_flags = 0; |
412 | |
413 | aprint_naive("\n" ); |
414 | |
415 | if (!pmf_device_register(self, NULL, NULL)) { |
416 | aprint_normal("\n" ); |
417 | aprint_error_dev(self, "couldn't establish power handler\n" ); |
418 | } |
419 | |
420 | parseerr = ukbd_parse_desc(sc); |
421 | if (parseerr != NULL) { |
422 | aprint_normal("\n" ); |
423 | aprint_error_dev(self, "attach failed, %s\n" , parseerr); |
424 | return; |
425 | } |
426 | |
427 | /* Quirks */ |
428 | qflags = usbd_get_quirks(uha->parent->sc_udev)->uq_flags; |
429 | if (qflags & UQ_SPUR_BUT_UP) |
430 | sc->sc_flags |= FLAG_DEBOUNCE; |
431 | if (qflags & UQ_APPLE_ISO) |
432 | sc->sc_flags |= FLAG_APPLE_FIX_ISO; |
433 | |
434 | #ifdef GDIUM_KEYBOARD_HACK |
435 | if (uha->uiaa->uiaa_vendor == USB_VENDOR_CYPRESS && |
436 | uha->uiaa->uiaa_product == USB_PRODUCT_CYPRESS_LPRDK) |
437 | sc->sc_flags = FLAG_GDIUM_FN; |
438 | #endif |
439 | |
440 | #ifdef DIAGNOSTIC |
441 | aprint_normal(": %d modifier keys, %d key codes" , sc->sc_nmod, |
442 | sc->sc_nkeycode); |
443 | if (sc->sc_flags & FLAG_APPLE_FN) |
444 | aprint_normal(", apple fn key" ); |
445 | if (sc->sc_flags & FLAG_APPLE_FIX_ISO) |
446 | aprint_normal(", fix apple iso" ); |
447 | if (sc->sc_flags & FLAG_GDIUM_FN) |
448 | aprint_normal(", Gdium fn key" ); |
449 | #endif |
450 | aprint_normal("\n" ); |
451 | |
452 | /* |
453 | * Remember if we're the console keyboard. |
454 | * |
455 | * XXX This always picks the first keyboard on the |
456 | * first USB bus, but what else can we really do? |
457 | */ |
458 | if ((sc->sc_console_keyboard = ukbd_is_console) != 0) { |
459 | /* Don't let any other keyboard have it. */ |
460 | ukbd_is_console = 0; |
461 | } |
462 | |
463 | if (sc->sc_console_keyboard) { |
464 | DPRINTF(("ukbd_attach: console keyboard sc=%p\n" , sc)); |
465 | wskbd_cnattach(&ukbd_consops, sc, &ukbd_keymapdata); |
466 | ukbd_enable(sc, 1); |
467 | } |
468 | |
469 | a.console = sc->sc_console_keyboard; |
470 | |
471 | a.keymap = &ukbd_keymapdata; |
472 | |
473 | a.accessops = &ukbd_accessops; |
474 | a.accesscookie = sc; |
475 | |
476 | #ifdef UKBD_REPEAT |
477 | callout_init(&sc->sc_rawrepeat_ch, 0); |
478 | #endif |
479 | |
480 | callout_init(&sc->sc_delay, 0); |
481 | |
482 | usb_init_task(&sc->sc_ledtask, ukbd_set_leds_task, sc, 0); |
483 | |
484 | /* Flash the leds; no real purpose, just shows we're alive. */ |
485 | ukbd_set_leds(sc, WSKBD_LED_SCROLL | WSKBD_LED_NUM | WSKBD_LED_CAPS |
486 | | WSKBD_LED_COMPOSE); |
487 | usbd_delay_ms(uha->parent->sc_udev, 400); |
488 | ukbd_set_leds(sc, 0); |
489 | |
490 | sc->sc_wskbddev = config_found(self, &a, wskbddevprint); |
491 | |
492 | return; |
493 | } |
494 | |
495 | int |
496 | ukbd_enable(void *v, int on) |
497 | { |
498 | struct ukbd_softc *sc = v; |
499 | |
500 | if (on && sc->sc_dying) |
501 | return EIO; |
502 | |
503 | /* Should only be called to change state */ |
504 | if ((sc->sc_flags & FLAG_ENABLED) != 0 && on != 0) { |
505 | #ifdef DIAGNOSTIC |
506 | printf("ukbd_enable: %s: bad call on=%d\n" , |
507 | device_xname(sc->sc_hdev.sc_dev), on); |
508 | #endif |
509 | return EBUSY; |
510 | } |
511 | |
512 | DPRINTF(("ukbd_enable: sc=%p on=%d\n" , sc, on)); |
513 | if (on) { |
514 | sc->sc_flags |= FLAG_ENABLED; |
515 | return uhidev_open(&sc->sc_hdev); |
516 | } else { |
517 | sc->sc_flags &= ~FLAG_ENABLED; |
518 | uhidev_close(&sc->sc_hdev); |
519 | return 0; |
520 | } |
521 | } |
522 | |
523 | |
524 | static void |
525 | ukbd_childdet(device_t self, device_t child) |
526 | { |
527 | struct ukbd_softc *sc = device_private(self); |
528 | |
529 | KASSERT(sc->sc_wskbddev == child); |
530 | sc->sc_wskbddev = NULL; |
531 | } |
532 | |
533 | int |
534 | ukbd_activate(device_t self, enum devact act) |
535 | { |
536 | struct ukbd_softc *sc = device_private(self); |
537 | |
538 | switch (act) { |
539 | case DVACT_DEACTIVATE: |
540 | sc->sc_dying = 1; |
541 | return 0; |
542 | default: |
543 | return EOPNOTSUPP; |
544 | } |
545 | } |
546 | |
547 | int |
548 | ukbd_detach(device_t self, int flags) |
549 | { |
550 | struct ukbd_softc *sc = device_private(self); |
551 | int rv = 0; |
552 | |
553 | DPRINTF(("ukbd_detach: sc=%p flags=%d\n" , sc, flags)); |
554 | |
555 | pmf_device_deregister(self); |
556 | |
557 | if (sc->sc_console_keyboard) { |
558 | #if 0 |
559 | /* |
560 | * XXX Should probably disconnect our consops, |
561 | * XXX and either notify some other keyboard that |
562 | * XXX it can now be the console, or if there aren't |
563 | * XXX any more USB keyboards, set ukbd_is_console |
564 | * XXX back to 1 so that the next USB keyboard attached |
565 | * XXX to the system will get it. |
566 | */ |
567 | panic("ukbd_detach: console keyboard" ); |
568 | #else |
569 | /* |
570 | * Disconnect our consops and set ukbd_is_console |
571 | * back to 1 so that the next USB keyboard attached |
572 | * to the system will get it. |
573 | * XXX Should notify some other keyboard that it can be |
574 | * XXX console, if there are any other keyboards. |
575 | */ |
576 | printf("%s: was console keyboard\n" , |
577 | device_xname(sc->sc_hdev.sc_dev)); |
578 | wskbd_cndetach(); |
579 | ukbd_is_console = 1; |
580 | #endif |
581 | } |
582 | /* No need to do reference counting of ukbd, wskbd has all the goo. */ |
583 | if (sc->sc_wskbddev != NULL) |
584 | rv = config_detach(sc->sc_wskbddev, flags); |
585 | |
586 | /* The console keyboard does not get a disable call, so check pipe. */ |
587 | if (sc->sc_hdev.sc_state & UHIDEV_OPEN) |
588 | uhidev_close(&sc->sc_hdev); |
589 | |
590 | return rv; |
591 | } |
592 | |
593 | static void |
594 | ukbd_translate_keycodes(struct ukbd_softc *sc, struct ukbd_data *ud, |
595 | const struct ukbd_keycodetrans *tab) |
596 | { |
597 | const struct ukbd_keycodetrans *tp; |
598 | int i; |
599 | uint8_t key; |
600 | |
601 | for (i = 0; i < sc->sc_nkeycode; i++) { |
602 | key = ud->keycode[i]; |
603 | if (key) |
604 | for (tp = tab; tp->from; tp++) |
605 | if (tp->from == key) { |
606 | if (tp->to & IS_PMF) { |
607 | pmf_event_inject( |
608 | sc->sc_hdev.sc_dev, |
609 | tp->to & 0xff); |
610 | ud->keycode[i] = 0; |
611 | } else |
612 | ud->keycode[i] = tp->to; |
613 | break; |
614 | } |
615 | } |
616 | } |
617 | |
618 | static uint16_t |
619 | ukbd_translate_modifier(struct ukbd_softc *sc, uint16_t key) |
620 | { |
621 | if ((sc->sc_flags & FLAG_APPLE_FN) && (key & CODEMASK) == 0x00e2) { |
622 | if ((key & ~CODEMASK) == PRESS) { |
623 | if (sc->sc_flags & FLAG_FN_PRESSED) { |
624 | /* pressed FN-Alt, translate to AltGr */ |
625 | key = 0x00e6 | PRESS; |
626 | sc->sc_flags |= FLAG_FN_ALT; |
627 | } |
628 | } else { |
629 | if (sc->sc_flags & FLAG_FN_ALT) { |
630 | /* released Alt, which was treated as FN-Alt */ |
631 | key = 0x00e6 | RELEASE; |
632 | sc->sc_flags &= ~FLAG_FN_ALT; |
633 | } |
634 | } |
635 | } |
636 | return key; |
637 | } |
638 | |
639 | void |
640 | ukbd_intr(struct uhidev *addr, void *ibuf, u_int len) |
641 | { |
642 | struct ukbd_softc *sc = (struct ukbd_softc *)addr; |
643 | struct ukbd_data *ud = &sc->sc_ndata; |
644 | int i; |
645 | |
646 | #ifdef UKBD_DEBUG |
647 | if (ukbddebug > 5) { |
648 | printf("ukbd_intr: data" ); |
649 | for (i = 0; i < len; i++) |
650 | printf(" 0x%02x" , ((u_char *)ibuf)[i]); |
651 | printf("\n" ); |
652 | } |
653 | #endif |
654 | |
655 | ud->modifiers = 0; |
656 | for (i = 0; i < sc->sc_nmod; i++) |
657 | if (hid_get_data(ibuf, &sc->sc_modloc[i])) |
658 | ud->modifiers |= sc->sc_mods[i].mask; |
659 | memcpy(ud->keycode, (char *)ibuf + sc->sc_keycodeloc.pos / 8, |
660 | sc->sc_nkeycode); |
661 | |
662 | if (sc->sc_flags & FLAG_APPLE_FN) { |
663 | if (hid_get_data(ibuf, &sc->sc_apple_fn)) { |
664 | sc->sc_flags |= FLAG_FN_PRESSED; |
665 | ukbd_translate_keycodes(sc, ud, trtab_apple_fn); |
666 | } |
667 | else |
668 | sc->sc_flags &= ~FLAG_FN_PRESSED; |
669 | } |
670 | |
671 | #ifdef GDIUM_KEYBOARD_HACK |
672 | if (sc->sc_flags & FLAG_GDIUM_FN) { |
673 | if (sc->sc_flags & FLAG_FN_PRESSED) { |
674 | ukbd_translate_keycodes(sc, ud, trtab_gdium_fn); |
675 | } |
676 | } |
677 | #endif |
678 | |
679 | ukbd_translate_keycodes(sc, ud, trtab_generic); |
680 | |
681 | if ((sc->sc_flags & FLAG_DEBOUNCE) && !(sc->sc_flags & FLAG_POLLING)) { |
682 | /* |
683 | * Some keyboards have a peculiar quirk. They sometimes |
684 | * generate a key up followed by a key down for the same |
685 | * key after about 10 ms. |
686 | * We avoid this bug by holding off decoding for 20 ms. |
687 | */ |
688 | sc->sc_data = *ud; |
689 | callout_reset(&sc->sc_delay, hz / 50, ukbd_delayed_decode, sc); |
690 | #ifdef DDB |
691 | } else if (sc->sc_console_keyboard && !(sc->sc_flags & FLAG_POLLING)) { |
692 | /* |
693 | * For the console keyboard we can't deliver CTL-ALT-ESC |
694 | * from the interrupt routine. Doing so would start |
695 | * polling from inside the interrupt routine and that |
696 | * loses bigtime. |
697 | */ |
698 | sc->sc_data = *ud; |
699 | callout_reset(&sc->sc_delay, 1, ukbd_delayed_decode, sc); |
700 | #endif |
701 | } else { |
702 | ukbd_decode(sc, ud); |
703 | } |
704 | } |
705 | |
706 | void |
707 | ukbd_delayed_decode(void *addr) |
708 | { |
709 | struct ukbd_softc *sc = addr; |
710 | |
711 | ukbd_decode(sc, &sc->sc_data); |
712 | } |
713 | |
714 | void |
715 | ukbd_decode(struct ukbd_softc *sc, struct ukbd_data *ud) |
716 | { |
717 | int mod, omod; |
718 | uint16_t ibuf[MAXKEYS]; /* chars events */ |
719 | int s; |
720 | int nkeys, i, j; |
721 | int key; |
722 | #define ADDKEY(c) ibuf[nkeys++] = (c) |
723 | |
724 | #ifdef UKBD_DEBUG |
725 | /* |
726 | * Keep a trace of the last events. Using printf changes the |
727 | * timing, so this can be useful sometimes. |
728 | */ |
729 | if (ukbdtrace) { |
730 | struct ukbdtraceinfo *p = &ukbdtracedata[ukbdtraceindex]; |
731 | p->unit = device_unit(sc->sc_hdev.sc_dev); |
732 | microtime(&p->tv); |
733 | p->ud = *ud; |
734 | if (++ukbdtraceindex >= UKBDTRACESIZE) |
735 | ukbdtraceindex = 0; |
736 | } |
737 | if (ukbddebug > 5) { |
738 | struct timeval tv; |
739 | microtime(&tv); |
740 | DPRINTF((" at %" PRIu64".%06" PRIu64" mod=0x%02x key0=0x%02x key1=0x%02x " |
741 | "key2=0x%02x key3=0x%02x\n" , |
742 | tv.tv_sec, (uint64_t)tv.tv_usec, |
743 | ud->modifiers, ud->keycode[0], ud->keycode[1], |
744 | ud->keycode[2], ud->keycode[3])); |
745 | } |
746 | #endif |
747 | |
748 | if (ud->keycode[0] == KEY_ERROR) { |
749 | DPRINTF(("ukbd_intr: KEY_ERROR\n" )); |
750 | return; /* ignore */ |
751 | } |
752 | |
753 | if (sc->sc_flags & FLAG_APPLE_FIX_ISO) |
754 | ukbd_translate_keycodes(sc, ud, trtab_apple_iso); |
755 | |
756 | nkeys = 0; |
757 | mod = ud->modifiers; |
758 | omod = sc->sc_odata.modifiers; |
759 | if (mod != omod) |
760 | for (i = 0; i < sc->sc_nmod; i++) |
761 | if (( mod & sc->sc_mods[i].mask) != |
762 | (omod & sc->sc_mods[i].mask)) { |
763 | key = sc->sc_mods[i].key | |
764 | ((mod & sc->sc_mods[i].mask) ? |
765 | PRESS : RELEASE); |
766 | ADDKEY(ukbd_translate_modifier(sc, key)); |
767 | } |
768 | if (memcmp(ud->keycode, sc->sc_odata.keycode, sc->sc_nkeycode) != 0) { |
769 | /* Check for released keys. */ |
770 | for (i = 0; i < sc->sc_nkeycode; i++) { |
771 | key = sc->sc_odata.keycode[i]; |
772 | if (key == 0) |
773 | continue; |
774 | for (j = 0; j < sc->sc_nkeycode; j++) |
775 | if (key == ud->keycode[j]) |
776 | goto rfound; |
777 | DPRINTFN(3,("ukbd_intr: relse key=0x%02x\n" , key)); |
778 | #ifdef GDIUM_KEYBOARD_HACK |
779 | if (sc->sc_flags & FLAG_GDIUM_FN) { |
780 | if (key == 0x82) { |
781 | sc->sc_flags &= ~FLAG_FN_PRESSED; |
782 | goto rfound; |
783 | } |
784 | } |
785 | #endif |
786 | ADDKEY(key | RELEASE); |
787 | rfound: |
788 | ; |
789 | } |
790 | |
791 | /* Check for pressed keys. */ |
792 | for (i = 0; i < sc->sc_nkeycode; i++) { |
793 | key = ud->keycode[i]; |
794 | if (key == 0) |
795 | continue; |
796 | for (j = 0; j < sc->sc_nkeycode; j++) |
797 | if (key == sc->sc_odata.keycode[j]) |
798 | goto pfound; |
799 | DPRINTFN(2,("ukbd_intr: press key=0x%02x\n" , key)); |
800 | #ifdef GDIUM_KEYBOARD_HACK |
801 | if (sc->sc_flags & FLAG_GDIUM_FN) { |
802 | if (key == 0x82) { |
803 | sc->sc_flags |= FLAG_FN_PRESSED; |
804 | goto pfound; |
805 | } |
806 | } |
807 | #endif |
808 | ADDKEY(key | PRESS); |
809 | pfound: |
810 | ; |
811 | } |
812 | } |
813 | sc->sc_odata = *ud; |
814 | |
815 | if (nkeys == 0) |
816 | return; |
817 | |
818 | if (sc->sc_flags & FLAG_POLLING) { |
819 | DPRINTFN(1,("ukbd_intr: pollchar = 0x%03x\n" , ibuf[0])); |
820 | memcpy(sc->sc_pollchars, ibuf, nkeys * sizeof(uint16_t)); |
821 | sc->sc_npollchar = nkeys; |
822 | return; |
823 | } |
824 | #ifdef WSDISPLAY_COMPAT_RAWKBD |
825 | if (sc->sc_rawkbd) { |
826 | u_char cbuf[MAXKEYS * 2]; |
827 | int c; |
828 | #if defined(UKBD_REPEAT) |
829 | int npress = 0; |
830 | #endif |
831 | |
832 | for (i = j = 0; i < nkeys; i++) { |
833 | key = ibuf[i]; |
834 | c = ukbd_trtab[key & CODEMASK]; |
835 | if (c == NN) |
836 | continue; |
837 | if (c == 0x7f) { |
838 | /* pause key */ |
839 | cbuf[j++] = 0xe1; |
840 | cbuf[j++] = 0x1d; |
841 | cbuf[j-1] |= (key & RELEASE) ? 0x80 : 0; |
842 | cbuf[j] = 0x45; |
843 | } else { |
844 | if (c & 0x80) |
845 | cbuf[j++] = 0xe0; |
846 | cbuf[j] = c & 0x7f; |
847 | } |
848 | if (key & RELEASE) |
849 | cbuf[j] |= 0x80; |
850 | #if defined(UKBD_REPEAT) |
851 | else { |
852 | /* remember pressed keys for autorepeat */ |
853 | if (c & 0x80) |
854 | sc->sc_rep[npress++] = 0xe0; |
855 | sc->sc_rep[npress++] = c & 0x7f; |
856 | } |
857 | #endif |
858 | DPRINTFN(1,("ukbd_intr: raw = %s0x%02x\n" , |
859 | c & 0x80 ? "0xe0 " : "" , |
860 | cbuf[j])); |
861 | j++; |
862 | } |
863 | s = spltty(); |
864 | wskbd_rawinput(sc->sc_wskbddev, cbuf, j); |
865 | splx(s); |
866 | #ifdef UKBD_REPEAT |
867 | callout_stop(&sc->sc_rawrepeat_ch); |
868 | if (npress != 0) { |
869 | sc->sc_nrep = npress; |
870 | callout_reset(&sc->sc_rawrepeat_ch, |
871 | hz * REP_DELAY1 / 1000, ukbd_rawrepeat, sc); |
872 | } |
873 | #endif |
874 | return; |
875 | } |
876 | #endif |
877 | |
878 | s = spltty(); |
879 | for (i = 0; i < nkeys; i++) { |
880 | key = ibuf[i]; |
881 | wskbd_input(sc->sc_wskbddev, |
882 | key&RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN, |
883 | key&CODEMASK); |
884 | } |
885 | splx(s); |
886 | } |
887 | |
888 | void |
889 | ukbd_set_leds(void *v, int leds) |
890 | { |
891 | struct ukbd_softc *sc = v; |
892 | struct usbd_device *udev = sc->sc_hdev.sc_parent->sc_udev; |
893 | |
894 | DPRINTF(("ukbd_set_leds: sc=%p leds=%d, sc_leds=%d\n" , |
895 | sc, leds, sc->sc_leds)); |
896 | |
897 | if (sc->sc_dying) |
898 | return; |
899 | |
900 | if (sc->sc_leds == leds) |
901 | return; |
902 | |
903 | sc->sc_leds = leds; |
904 | usb_add_task(udev, &sc->sc_ledtask, USB_TASKQ_DRIVER); |
905 | } |
906 | |
907 | void |
908 | ukbd_set_leds_task(void *v) |
909 | { |
910 | struct ukbd_softc *sc = v; |
911 | int leds = sc->sc_leds; |
912 | uint8_t res = 0; |
913 | |
914 | /* XXX not really right */ |
915 | if ((leds & WSKBD_LED_COMPOSE) && sc->sc_compose.size == 1) |
916 | res |= 1 << sc->sc_compose.pos; |
917 | if ((leds & WSKBD_LED_SCROLL) && sc->sc_scroloc.size == 1) |
918 | res |= 1 << sc->sc_scroloc.pos; |
919 | if ((leds & WSKBD_LED_NUM) && sc->sc_numloc.size == 1) |
920 | res |= 1 << sc->sc_numloc.pos; |
921 | if ((leds & WSKBD_LED_CAPS) && sc->sc_capsloc.size == 1) |
922 | res |= 1 << sc->sc_capsloc.pos; |
923 | |
924 | uhidev_set_report(&sc->sc_hdev, UHID_OUTPUT_REPORT, &res, 1); |
925 | } |
926 | |
927 | #if defined(WSDISPLAY_COMPAT_RAWKBD) && defined(UKBD_REPEAT) |
928 | void |
929 | ukbd_rawrepeat(void *v) |
930 | { |
931 | struct ukbd_softc *sc = v; |
932 | int s; |
933 | |
934 | s = spltty(); |
935 | wskbd_rawinput(sc->sc_wskbddev, sc->sc_rep, sc->sc_nrep); |
936 | splx(s); |
937 | callout_reset(&sc->sc_rawrepeat_ch, hz * REP_DELAYN / 1000, |
938 | ukbd_rawrepeat, sc); |
939 | } |
940 | #endif /* defined(WSDISPLAY_COMPAT_RAWKBD) && defined(UKBD_REPEAT) */ |
941 | |
942 | int |
943 | ukbd_ioctl(void *v, u_long cmd, void *data, int flag, |
944 | struct lwp *l) |
945 | { |
946 | struct ukbd_softc *sc = v; |
947 | |
948 | switch (cmd) { |
949 | case WSKBDIO_GTYPE: |
950 | *(int *)data = WSKBD_TYPE_USB; |
951 | return 0; |
952 | case WSKBDIO_SETLEDS: |
953 | ukbd_set_leds(v, *(int *)data); |
954 | return 0; |
955 | case WSKBDIO_GETLEDS: |
956 | *(int *)data = sc->sc_leds; |
957 | return 0; |
958 | #if defined(WSDISPLAY_COMPAT_RAWKBD) |
959 | case WSKBDIO_SETMODE: |
960 | DPRINTF(("ukbd_ioctl: set raw = %d\n" , *(int *)data)); |
961 | sc->sc_rawkbd = *(int *)data == WSKBD_RAW; |
962 | #if defined(UKBD_REPEAT) |
963 | callout_stop(&sc->sc_rawrepeat_ch); |
964 | #endif |
965 | return 0; |
966 | #endif |
967 | } |
968 | return EPASSTHROUGH; |
969 | } |
970 | |
971 | /* |
972 | * This is a hack to work around some broken ports that don't call |
973 | * cnpollc() before cngetc(). |
974 | */ |
975 | static int pollenter, warned; |
976 | |
977 | /* Console interface. */ |
978 | void |
979 | ukbd_cngetc(void *v, u_int *type, int *data) |
980 | { |
981 | struct ukbd_softc *sc = v; |
982 | int c; |
983 | int broken; |
984 | |
985 | if (pollenter == 0) { |
986 | if (!warned) { |
987 | printf("\n" |
988 | "This port is broken, it does not call cnpollc() before calling cngetc().\n" |
989 | "This should be fixed, but it will work anyway (for now).\n" ); |
990 | warned = 1; |
991 | } |
992 | broken = 1; |
993 | ukbd_cnpollc(v, 1); |
994 | } else |
995 | broken = 0; |
996 | |
997 | DPRINTFN(0,("ukbd_cngetc: enter\n" )); |
998 | sc->sc_flags |= FLAG_POLLING; |
999 | while (sc->sc_npollchar <= 0) |
1000 | usbd_dopoll(sc->sc_hdev.sc_parent->sc_iface); |
1001 | sc->sc_flags &= ~FLAG_POLLING; |
1002 | c = sc->sc_pollchars[0]; |
1003 | sc->sc_npollchar--; |
1004 | memcpy(sc->sc_pollchars, sc->sc_pollchars+1, |
1005 | sc->sc_npollchar * sizeof(uint16_t)); |
1006 | *type = c & RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN; |
1007 | *data = c & CODEMASK; |
1008 | DPRINTFN(0,("ukbd_cngetc: return 0x%02x\n" , c)); |
1009 | if (broken) |
1010 | ukbd_cnpollc(v, 0); |
1011 | } |
1012 | |
1013 | void |
1014 | ukbd_cnpollc(void *v, int on) |
1015 | { |
1016 | struct ukbd_softc *sc = v; |
1017 | struct usbd_device *dev; |
1018 | |
1019 | DPRINTFN(2,("ukbd_cnpollc: sc=%p on=%d\n" , v, on)); |
1020 | |
1021 | usbd_interface2device_handle(sc->sc_hdev.sc_parent->sc_iface, &dev); |
1022 | if (on) { |
1023 | sc->sc_spl = splusb(); |
1024 | pollenter++; |
1025 | } else { |
1026 | splx(sc->sc_spl); |
1027 | pollenter--; |
1028 | } |
1029 | usbd_set_polling(dev, on); |
1030 | } |
1031 | |
1032 | int |
1033 | ukbd_cnattach(void) |
1034 | { |
1035 | |
1036 | /* |
1037 | * XXX USB requires too many parts of the kernel to be running |
1038 | * XXX in order to work, so we can't do much for the console |
1039 | * XXX keyboard until autconfiguration has run its course. |
1040 | */ |
1041 | ukbd_is_console = 1; |
1042 | return 0; |
1043 | } |
1044 | |
1045 | const char * |
1046 | ukbd_parse_desc(struct ukbd_softc *sc) |
1047 | { |
1048 | struct hid_data *d; |
1049 | struct hid_item h; |
1050 | int size; |
1051 | void *desc; |
1052 | int imod; |
1053 | |
1054 | uhidev_get_report_desc(sc->sc_hdev.sc_parent, &desc, &size); |
1055 | imod = 0; |
1056 | sc->sc_nkeycode = 0; |
1057 | d = hid_start_parse(desc, size, hid_input); |
1058 | while (hid_get_item(d, &h)) { |
1059 | /*printf("ukbd: id=%d kind=%d usage=0x%x flags=0x%x pos=%d size=%d cnt=%d\n", |
1060 | h.report_ID, h.kind, h.usage, h.flags, h.loc.pos, h.loc.size, h.loc.count);*/ |
1061 | |
1062 | /* Check for special Apple notebook FN key */ |
1063 | if (HID_GET_USAGE_PAGE(h.usage) == 0x00ff && |
1064 | HID_GET_USAGE(h.usage) == 0x0003 && |
1065 | h.kind == hid_input && (h.flags & HIO_VARIABLE)) { |
1066 | sc->sc_flags |= FLAG_APPLE_FN; |
1067 | sc->sc_apple_fn = h.loc; |
1068 | } |
1069 | |
1070 | if (h.kind != hid_input || (h.flags & HIO_CONST) || |
1071 | HID_GET_USAGE_PAGE(h.usage) != HUP_KEYBOARD || |
1072 | h.report_ID != sc->sc_hdev.sc_report_id) |
1073 | continue; |
1074 | DPRINTF(("ukbd: imod=%d usage=0x%x flags=0x%x pos=%d size=%d " |
1075 | "cnt=%d\n" , imod, |
1076 | h.usage, h.flags, h.loc.pos, h.loc.size, h.loc.count)); |
1077 | if (h.flags & HIO_VARIABLE) { |
1078 | if (h.loc.size != 1) |
1079 | return "bad modifier size" ; |
1080 | /* Single item */ |
1081 | if (imod < MAXMOD) { |
1082 | sc->sc_modloc[imod] = h.loc; |
1083 | sc->sc_mods[imod].mask = 1 << imod; |
1084 | sc->sc_mods[imod].key = HID_GET_USAGE(h.usage); |
1085 | imod++; |
1086 | } else |
1087 | return "too many modifier keys" ; |
1088 | } else { |
1089 | /* Array */ |
1090 | if (h.loc.size != 8) |
1091 | return "key code size != 8" ; |
1092 | if (h.loc.count > MAXKEYCODE) |
1093 | h.loc.count = MAXKEYCODE; |
1094 | if (h.loc.pos % 8 != 0) |
1095 | return "key codes not on byte boundary" ; |
1096 | if (sc->sc_nkeycode != 0) |
1097 | return "multiple key code arrays" ; |
1098 | sc->sc_keycodeloc = h.loc; |
1099 | sc->sc_nkeycode = h.loc.count; |
1100 | } |
1101 | } |
1102 | sc->sc_nmod = imod; |
1103 | hid_end_parse(d); |
1104 | |
1105 | hid_locate(desc, size, HID_USAGE2(HUP_LEDS, HUD_LED_NUM_LOCK), |
1106 | sc->sc_hdev.sc_report_id, hid_output, &sc->sc_numloc, NULL); |
1107 | hid_locate(desc, size, HID_USAGE2(HUP_LEDS, HUD_LED_CAPS_LOCK), |
1108 | sc->sc_hdev.sc_report_id, hid_output, &sc->sc_capsloc, NULL); |
1109 | hid_locate(desc, size, HID_USAGE2(HUP_LEDS, HUD_LED_SCROLL_LOCK), |
1110 | sc->sc_hdev.sc_report_id, hid_output, &sc->sc_scroloc, NULL); |
1111 | hid_locate(desc, size, HID_USAGE2(HUP_LEDS, HUD_LED_COMPOSE), |
1112 | sc->sc_hdev.sc_report_id, hid_output, &sc->sc_compose, NULL); |
1113 | |
1114 | return NULL; |
1115 | } |
1116 | |