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add support for the WRT160N, patch from Westley Paynter
[openwrt/openwrt.git] / package / broadcom-diag / src / diag.c
1 /*
2 * diag.c - GPIO interface driver for Broadcom boards
3 *
4 * Copyright (C) 2006 Mike Baker <mbm@openwrt.org>,
5 * Copyright (C) 2006-2007 Felix Fietkau <nbd@openwrt.org>
6 * Copyright (C) 2008 Andy Boyett <agb@openwrt.org>
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 *
22 */
23 #include <linux/module.h>
24 #include <linux/pci.h>
25 #include <linux/kmod.h>
26 #include <linux/proc_fs.h>
27 #include <linux/timer.h>
28 #include <linux/version.h>
29 #include <asm/uaccess.h>
30
31 #ifndef LINUX_2_4
32 #include <linux/workqueue.h>
33 #include <linux/skbuff.h>
34 #include <linux/netlink.h>
35 #include <net/sock.h>
36 extern struct sock *uevent_sock;
37 extern u64 uevent_next_seqnum(void);
38 #else
39 #include <linux/tqueue.h>
40 #define INIT_WORK INIT_TQUEUE
41 #define schedule_work schedule_task
42 #define work_struct tq_struct
43 #endif
44
45 #include "gpio.h"
46 #include "diag.h"
47 #define getvar(str) (nvram_get(str)?:"")
48
49 static inline int startswith (char *source, char *cmp) { return !strncmp(source,cmp,strlen(cmp)); }
50 static int fill_event(struct event_t *);
51 static unsigned int gpiomask = 0;
52 module_param(gpiomask, int, 0644);
53
54 enum {
55 /* Linksys */
56 WAP54GV1,
57 WAP54GV2,
58 WAP54GV3,
59 WRT54GV1,
60 WRT54G,
61 WRTSL54GS,
62 WRT54G3G,
63 WRT160N,
64 WRT350N,
65 WRT600N,
66 WRT600NV11,
67
68 /* ASUS */
69 WLHDD,
70 WL300G,
71 WL320GE,
72 WL330GE,
73 WL500G,
74 WL500GD,
75 WL500GP,
76 WL500GPV2,
77 WL500W,
78 WL520GC,
79 WL520GU,
80 ASUS_4702,
81 WL700GE,
82
83 /* Buffalo */
84 WBR2_G54,
85 WHR_G54S,
86 WHR_HP_G54,
87 WHR_G125,
88 WHR2_A54G54,
89 WLA2_G54L,
90 WZR_G300N,
91 WZR_RS_G54,
92 WZR_RS_G54HP,
93 BUFFALO_UNKNOWN,
94 BUFFALO_UNKNOWN_4710,
95
96 /* Siemens */
97 SE505V1,
98 SE505V2,
99
100 /* US Robotics */
101 USR5461,
102
103 /* Dell */
104 TM2300,
105 TM2300V2,
106
107 /* Motorola */
108 WE800G,
109 WR850GV1,
110 WR850GV2V3,
111 WR850GP,
112
113 /* Belkin */
114 BELKIN_UNKNOWN,
115
116 /* Netgear */
117 WGT634U,
118
119 /* Trendware */
120 TEW411BRPP,
121
122 /* SimpleTech */
123 STI_NAS,
124
125 /* D-Link */
126 DIR130,
127 DIR320,
128 DIR330,
129 DWL3150,
130
131 /* Sitecom */
132 WL105B,
133 };
134
135 static void __init bcm4780_init(void) {
136 int pin = 1 << 3;
137
138 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
139 printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
140 gpio_outen(pin, pin);
141 gpio_control(pin, 0);
142 gpio_out(pin, pin);
143
144 /* Wait 5s, so the HDD can spin up */
145 set_current_state(TASK_INTERRUPTIBLE);
146 schedule_timeout(HZ * 5);
147 }
148
149 static void __init bcm57xx_init(void) {
150 int pin = 1 << 2;
151
152 #ifndef LINUX_2_4
153 /* FIXME: switch comes up, but port mappings/vlans not right */
154 gpio_outen(pin, pin);
155 gpio_control(pin, 0);
156 gpio_out(pin, pin);
157 #endif
158 }
159
160 static struct platform_t __initdata platforms[] = {
161 /* Linksys */
162 [WAP54GV1] = {
163 .name = "Linksys WAP54G V1",
164 .buttons = {
165 { .name = "reset", .gpio = 1 << 0 },
166 },
167 .leds = {
168 { .name = "diag", .gpio = 1 << 3 },
169 { .name = "wlan", .gpio = 1 << 4 },
170 },
171 },
172 [WAP54GV2] = {
173 .name = "Linksys WAP54G V2",
174 .buttons = {
175 { .name = "reset", .gpio = 1 << 0 },
176 },
177 .leds = {
178 { .name = "wlan", .gpio = 1 << 5, .polarity = REVERSE },
179 /* GPIO 6 is b44 (eth0, LAN) PHY power */
180 },
181 },
182 [WAP54GV3] = {
183 .name = "Linksys WAP54G V3",
184 .buttons = {
185 /* FIXME: verify this */
186 { .name = "reset", .gpio = 1 << 7 },
187 { .name = "ses", .gpio = 1 << 0 },
188 },
189 .leds = {
190 /* FIXME: diag? */
191 { .name = "ses", .gpio = 1 << 1 },
192 },
193 },
194 [WRT54GV1] = {
195 .name = "Linksys WRT54G V1.x",
196 .buttons = {
197 { .name = "reset", .gpio = 1 << 6 },
198 },
199 .leds = {
200 { .name = "diag", .gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
201 { .name = "dmz", .gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
202 },
203 },
204 [WRT54G] = {
205 .name = "Linksys WRT54G/GS/GL",
206 .buttons = {
207 { .name = "reset", .gpio = 1 << 6 },
208 { .name = "ses", .gpio = 1 << 4 },
209 },
210 .leds = {
211 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
212 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
213 { .name = "ses_white", .gpio = 1 << 2, .polarity = REVERSE },
214 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
215 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
216 },
217 },
218 [WRTSL54GS] = {
219 .name = "Linksys WRTSL54GS",
220 .buttons = {
221 { .name = "reset", .gpio = 1 << 6 },
222 { .name = "ses", .gpio = 1 << 4 },
223 },
224 .leds = {
225 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
226 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE },
227 { .name = "ses_white", .gpio = 1 << 5, .polarity = REVERSE },
228 { .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
229 },
230 },
231 [WRT54G3G] = {
232 .name = "Linksys WRT54G3G",
233 .buttons = {
234 { .name = "reset", .gpio = 1 << 6 },
235 { .name = "3g", .gpio = 1 << 4 },
236 },
237 .leds = {
238 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
239 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
240 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
241 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
242 { .name = "3g_blink", .gpio = 1 << 5, .polarity = NORMAL },
243 },
244 },
245 [WRT160N] = {
246 .name = "Linksys WRT160N",
247 .buttons = {
248 { .name = "reset", .gpio = 1 << 6 },
249 { .name = "ses", .gpio = 1 << 4 },
250 },
251 .leds = {
252 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
253 { .name = "ses_blue", .gpio = 1 << 5, .polarity = REVERSE },
254 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
255 },
256 },
257 [WRT350N] = {
258 .name = "Linksys WRT350N",
259 .buttons = {
260 { .name = "reset", .gpio = 1 << 6 },
261 { .name = "ses", .gpio = 1 << 8 },
262 },
263 .leds = {
264 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
265 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
266 { .name = "ses_green", .gpio = 1 << 9, .polarity = REVERSE },
267 { .name = "usb_blink", .gpio = 1 << 10, .polarity = REVERSE },
268 { .name = "usb", .gpio = 1 << 11, .polarity = REVERSE },
269 },
270 .platform_init = bcm57xx_init,
271 },
272 [WRT600N] = {
273 .name = "Linksys WRT600N",
274 .buttons = {
275 { .name = "reset", .gpio = 1 << 6 },
276 { .name = "ses", .gpio = 1 << 7 },
277 },
278 .leds = {
279 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
280 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
281 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
282 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
283 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
284 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
285 },
286 .platform_init = bcm57xx_init,
287 },
288 [WRT600NV11] = {
289 .name = "Linksys WRT600N V1.1",
290 .buttons = {
291 { .name = "reset", .gpio = 1 << 6 },
292 { .name = "ses", .gpio = 1 << 7 },
293 },
294 .leds = {
295 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
296 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
297 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
298 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
299 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
300 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
301 },
302 .platform_init = bcm57xx_init,
303 },
304 /* Asus */
305 [WLHDD] = {
306 .name = "ASUS WL-HDD",
307 .buttons = {
308 { .name = "reset", .gpio = 1 << 6 },
309 },
310 .leds = {
311 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
312 { .name = "usb", .gpio = 1 << 2, .polarity = NORMAL },
313 },
314 },
315 [WL300G] = {
316 .name = "ASUS WL-300g",
317 .buttons = {
318 { .name = "reset", .gpio = 1 << 6 },
319 },
320 .leds = {
321 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
322 },
323 },
324 [WL320GE] = {
325 .name = "ASUS WL-320gE/WL-320gP",
326 .buttons = {
327 { .name = "reset", .gpio = 1 << 6 },
328 },
329 .leds = {
330 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
331 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE },
332 { .name = "link", .gpio = 1 << 11, .polarity = REVERSE },
333 },
334 },
335 [WL330GE] = {
336 .name = "ASUS WL-330gE",
337 .buttons = {
338 { .name = "reset", .gpio = 1 << 2 },
339 },
340 .leds = {
341 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
342 },
343 },
344 [WL500G] = {
345 .name = "ASUS WL-500g",
346 .buttons = {
347 { .name = "reset", .gpio = 1 << 6 },
348 },
349 .leds = {
350 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
351 },
352 },
353 [WL500GD] = {
354 .name = "ASUS WL-500g Deluxe",
355 .buttons = {
356 { .name = "reset", .gpio = 1 << 6 },
357 },
358 .leds = {
359 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
360 },
361 },
362 [WL500GP] = {
363 .name = "ASUS WL-500g Premium",
364 .buttons = {
365 { .name = "reset", .gpio = 1 << 0 },
366 { .name = "ses", .gpio = 1 << 4 },
367 },
368 .leds = {
369 { .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
370 },
371 },
372 [WL500GPV2] = {
373 .name = "ASUS WL-500g Premium V2",
374 .buttons = {
375 { .name = "reset", .gpio = 1 << 2 },
376 { .name = "ses", .gpio = 1 << 3 },
377 },
378 .leds = {
379 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
380 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
381 },
382 },
383 [WL500W] = {
384 .name = "ASUS WL-500W",
385 .buttons = {
386 { .name = "reset", .gpio = 1 << 6 },
387 { .name = "ses", .gpio = 1 << 7 },
388 },
389 .leds = {
390 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
391 },
392 },
393 [WL520GC] = {
394 .name = "ASUS WL-520GC",
395 .buttons = {
396 { .name = "reset", .gpio = 1 << 2 },
397 { .name = "ses", .gpio = 1 << 3 },
398 },
399 .leds = {
400 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
401 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
402 },
403 },
404 [WL520GU] = {
405 .name = "ASUS WL-520gU",
406 .buttons = {
407 { .name = "reset", .gpio = 1 << 2 },
408 { .name = "ses", .gpio = 1 << 3 },
409 },
410 .leds = {
411 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
412 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
413 },
414 },
415 [ASUS_4702] = {
416 .name = "ASUS (unknown, BCM4702)",
417 .buttons = {
418 { .name = "reset", .gpio = 1 << 6 },
419 },
420 .leds = {
421 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
422 },
423 },
424 [WL700GE] = {
425 .name = "ASUS WL-700gE",
426 .buttons = {
427 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
428 { .name = "ses", .gpio = 1 << 4 }, // on back, actual name ezsetup
429 { .name = "power", .gpio = 1 << 0 }, // on front
430 { .name = "copy", .gpio = 1 << 6 }, // on front
431 },
432 .leds = {
433 #if 0
434 // GPIO that controls power led also enables/disables some essential functions
435 // - power to HDD
436 // - switch leds
437 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL }, // actual name power
438 #endif
439 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
440 },
441 .platform_init = bcm4780_init,
442 },
443 /* Buffalo */
444 [WHR_G54S] = {
445 .name = "Buffalo WHR-G54S",
446 .buttons = {
447 { .name = "reset", .gpio = 1 << 4 },
448 { .name = "bridge", .gpio = 1 << 5 },
449 { .name = "ses", .gpio = 1 << 0 },
450 },
451 .leds = {
452 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
453 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
454 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
455 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
456 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
457 },
458 },
459 [WBR2_G54] = {
460 .name = "Buffalo WBR2-G54",
461 /* FIXME: verify */
462 .buttons = {
463 { .name = "reset", .gpio = 1 << 7 },
464 },
465 .leds = {
466 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
467 },
468 },
469 [WHR_HP_G54] = {
470 .name = "Buffalo WHR-HP-G54",
471 .buttons = {
472 { .name = "reset", .gpio = 1 << 4 },
473 { .name = "bridge", .gpio = 1 << 5 },
474 { .name = "ses", .gpio = 1 << 0 },
475 },
476 .leds = {
477 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
478 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
479 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
480 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
481 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
482 },
483 },
484 [WHR_G125] = {
485 .name = "Buffalo WHR-G125",
486 .buttons = {
487 { .name = "reset", .gpio = 1 << 4 },
488 { .name = "bridge", .gpio = 1 << 5 },
489 { .name = "ses", .gpio = 1 << 0 },
490 },
491 .leds = {
492 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
493 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
494 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
495 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
496 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
497 },
498 },
499 [WHR2_A54G54] = {
500 .name = "Buffalo WHR2-A54G54",
501 .buttons = {
502 { .name = "reset", .gpio = 1 << 4 },
503 },
504 .leds = {
505 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
506 },
507 },
508 [WLA2_G54L] = {
509 .name = "Buffalo WLA2-G54L",
510 /* FIXME: verify */
511 .buttons = {
512 { .name = "reset", .gpio = 1 << 7 },
513 },
514 .leds = {
515 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
516 },
517 },
518 [WZR_G300N] = {
519 .name = "Buffalo WZR-G300N",
520 .buttons = {
521 { .name = "reset", .gpio = 1 << 4 },
522 },
523 .leds = {
524 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
525 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
526 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
527 },
528 },
529 [WZR_RS_G54] = {
530 .name = "Buffalo WZR-RS-G54",
531 .buttons = {
532 { .name = "ses", .gpio = 1 << 0 },
533 { .name = "reset", .gpio = 1 << 4 },
534 },
535 .leds = {
536 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
537 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
538 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
539 },
540 },
541 [WZR_RS_G54HP] = {
542 .name = "Buffalo WZR-RS-G54HP",
543 .buttons = {
544 { .name = "ses", .gpio = 1 << 0 },
545 { .name = "reset", .gpio = 1 << 4 },
546 },
547 .leds = {
548 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
549 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
550 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
551 },
552 },
553 [BUFFALO_UNKNOWN] = {
554 .name = "Buffalo (unknown)",
555 .buttons = {
556 { .name = "reset", .gpio = 1 << 7 },
557 },
558 .leds = {
559 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
560 },
561 },
562 [BUFFALO_UNKNOWN_4710] = {
563 .name = "Buffalo (unknown, BCM4710)",
564 .buttons = {
565 { .name = "reset", .gpio = 1 << 4 },
566 },
567 .leds = {
568 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
569 },
570 },
571 /* Siemens */
572 [SE505V1] = {
573 .name = "Siemens SE505 V1",
574 .buttons = {
575 /* No usable buttons */
576 },
577 .leds = {
578 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
579 { .name = "dmz", .gpio = 1 << 4, .polarity = REVERSE }, // actual name WWW
580 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
581 },
582 },
583 [SE505V2] = {
584 .name = "Siemens SE505 V2",
585 .buttons = {
586 /* No usable buttons */
587 },
588 .leds = {
589 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
590 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE }, // actual name WWW
591 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
592 },
593 },
594 /* US Robotics */
595 [USR5461] = {
596 .name = "U.S. Robotics USR5461",
597 .buttons = {
598 /* No usable buttons */
599 },
600 .leds = {
601 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
602 { .name = "printer", .gpio = 1 << 1, .polarity = REVERSE },
603 },
604 },
605 /* Dell */
606 [TM2300] = {
607 .name = "Dell TrueMobile 2300",
608 .buttons = {
609 { .name = "reset", .gpio = 1 << 0 },
610 },
611 .leds = {
612 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
613 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
614 },
615 },
616 [TM2300V2] = {
617 .name = "Dell TrueMobile 2300 v2",
618 .buttons = {
619 { .name = "reset", .gpio = 1 << 0 },
620 },
621 .leds = {
622 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
623 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
624 },
625 },
626 /* Motorola */
627 [WE800G] = {
628 .name = "Motorola WE800G",
629 .buttons = {
630 { .name = "reset", .gpio = 1 << 0 },
631 },
632 .leds = {
633 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
634 { .name = "diag", .gpio = 1 << 2, .polarity = REVERSE },
635 { .name = "wlan_amber", .gpio = 1 << 1, .polarity = NORMAL },
636 },
637 },
638 [WR850GV1] = {
639 .name = "Motorola WR850G V1",
640 .buttons = {
641 { .name = "reset", .gpio = 1 << 0 },
642 },
643 .leds = {
644 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
645 { .name = "diag", .gpio = 1 << 3, .polarity = REVERSE },
646 { .name = "dmz", .gpio = 1 << 6, .polarity = NORMAL },
647 { .name = "wlan_red", .gpio = 1 << 5, .polarity = REVERSE },
648 { .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
649 },
650 },
651 [WR850GV2V3] = {
652 .name = "Motorola WR850G V2/V3",
653 .buttons = {
654 { .name = "reset", .gpio = 1 << 5 },
655 },
656 .leds = {
657 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
658 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
659 { .name = "wan", .gpio = 1 << 6, .polarity = INPUT },
660 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
661 },
662 },
663 [WR850GP] = {
664 .name = "Motorola WR850GP",
665 .buttons = {
666 { .name = "reset", .gpio = 1 << 5 },
667 },
668 .leds = {
669 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
670 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
671 { .name = "dmz", .gpio = 1 << 6, .polarity = REVERSE },
672 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
673 },
674 },
675
676 /* Belkin */
677 [BELKIN_UNKNOWN] = {
678 .name = "Belkin (unknown)",
679 /* FIXME: verify & add detection */
680 .buttons = {
681 { .name = "reset", .gpio = 1 << 7 },
682 },
683 .leds = {
684 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL },
685 { .name = "wlan", .gpio = 1 << 3, .polarity = NORMAL },
686 { .name = "connected", .gpio = 1 << 0, .polarity = NORMAL },
687 },
688 },
689 /* Netgear */
690 [WGT634U] = {
691 .name = "Netgear WGT634U",
692 .buttons = {
693 { .name = "reset", .gpio = 1 << 2 },
694 },
695 .leds = {
696 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL },
697 },
698 },
699 /* Trendware */
700 [TEW411BRPP] = {
701 .name = "Trendware TEW411BRP+",
702 .buttons = {
703 { /* No usable buttons */ },
704 },
705 .leds = {
706 { .name = "power", .gpio = 1 << 7, .polarity = NORMAL },
707 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL },
708 { .name = "bridge", .gpio = 1 << 6, .polarity = NORMAL },
709 },
710 },
711 /* SimpleTech */
712 [STI_NAS] = {
713 .name = "SimpleTech SimpleShare NAS",
714 .buttons = {
715 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
716 { .name = "power", .gpio = 1 << 0 }, // on back
717 },
718 .leds = {
719 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
720 },
721 .platform_init = bcm4780_init,
722 },
723 /* D-Link */
724 [DIR130] = {
725 .name = "D-Link DIR-130",
726 .buttons = {
727 { .name = "reset", .gpio = 1 << 3},
728 { .name = "reserved", .gpio = 1 << 7},
729 },
730 .leds = {
731 { .name = "diag", .gpio = 1 << 0},
732 { .name = "blue", .gpio = 1 << 6},
733 },
734 },
735 [DIR320] = {
736 .name = "D-Link DIR-320",
737 .buttons = {
738 { .name = "reserved", .gpio = 1 << 6},
739 { .name = "reset", .gpio = 1 << 7},
740 },
741 .leds = {
742 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
743 { .name = "diag", .gpio = 1 << 1, .polarity = NORMAL }, /* "status led */
744 { .name = "red", .gpio = 1 << 3, .polarity = REVERSE },
745 { .name = "blue", .gpio = 1 << 4, .polarity = REVERSE },
746 { .name = "usb", .gpio = 1 << 5, .polarity = NORMAL },
747 },
748 },
749 [DIR330] = {
750 .name = "D-Link DIR-330",
751 .buttons = {
752 { .name = "reset", .gpio = 1 << 3},
753 { .name = "reserved", .gpio = 1 << 7},
754 },
755 .leds = {
756 { .name = "diag", .gpio = 1 << 0},
757 { .name = "usb", .gpio = 1 << 4},
758 { .name = "blue", .gpio = 1 << 6},
759 },
760 },
761 [DWL3150] = {
762 .name = "D-Link DWL-3150",
763 .buttons = {
764 { .name = "reset", .gpio = 1 << 7},
765 },
766 .leds = {
767 { .name = "diag", .gpio = 1 << 2},
768 { .name = "status", .gpio = 1 << 1},
769 },
770 },
771 /* Double check */
772 [WL105B] = {
773 .name = "Sitecom WL-105b",
774 .buttons = {
775 { .name = "reset", .gpio = 1 << 10},
776 },
777 .leds = {
778 { .name = "wlan", .gpio = 1 << 4},
779 { .name = "power", .gpio = 1 << 3},
780 },
781 },
782 };
783
784 static struct platform_t __init *platform_detect(void)
785 {
786 char *boardnum, *boardtype, *buf;
787
788 if (strcmp(getvar("nvram_type"), "cfe") == 0)
789 return &platforms[WGT634U];
790
791 /* Look for a model identifier */
792
793 /* Based on "model_name" */
794 if ((buf = nvram_get("model_name"))) {
795 if (!strcmp(buf, "DIR-130"))
796 return &platforms[DIR130];
797 if (!strcmp(buf, "DIR-330"))
798 return &platforms[DIR330];
799 }
800
801 /* Based on "model_no" */
802 if ((buf = nvram_get("model_no"))) {
803 if (startswith(buf,"WL700")) /* WL700* */
804 return &platforms[WL700GE];
805 }
806
807 /* Based on "hardware_version" */
808 if ((buf = nvram_get("hardware_version"))) {
809 if (startswith(buf,"WL500GPV2-")) /* WL500GPV2-* */
810 return &platforms[WL500GPV2];
811 if (startswith(buf,"WL520GC-")) /* WL520GU-* */
812 return &platforms[WL520GC];
813 if (startswith(buf,"WL520GU-")) /* WL520GU-* */
814 return &platforms[WL520GU];
815 if (startswith(buf,"WL330GE-")) /* WL330GE-* */
816 return &platforms[WL330GE];
817 }
818
819 /* Based on "ModelId" */
820 if ((buf = nvram_get("ModelId"))) {
821 if (!strcmp(buf, "WR850GP"))
822 return &platforms[WR850GP];
823 if (!strcmp(buf, "WR850G"))
824 return &platforms[WR850GV2V3];
825 if (!strcmp(buf, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
826 return &platforms[TM2300]; /* Dell TrueMobile 2300 */
827 if (startswith(buf,"WE800G")) /* WE800G* */
828 return &platforms[WE800G];
829 }
830
831 /* Buffalo */
832 if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
833 /* Buffalo hardware, check id for specific hardware matches */
834 if (!strcmp(buf, "29bb0332"))
835 return &platforms[WBR2_G54];
836 if (!strcmp(buf, "29129"))
837 return &platforms[WLA2_G54L];
838 if (!strcmp(buf, "30189"))
839 return &platforms[WHR_HP_G54];
840 if (!strcmp(buf, "32093"))
841 return &platforms[WHR_G125];
842 if (!strcmp(buf, "30182"))
843 return &platforms[WHR_G54S];
844 if (!strcmp(buf, "290441dd"))
845 return &platforms[WHR2_A54G54];
846 if (!strcmp(buf, "31120"))
847 return &platforms[WZR_G300N];
848 if (!strcmp(buf, "30083"))
849 return &platforms[WZR_RS_G54];
850 if (!strcmp(buf, "30103"))
851 return &platforms[WZR_RS_G54HP];
852 }
853
854 /* no easy model number, attempt to guess */
855 boardnum = getvar("boardnum");
856 boardtype = getvar("boardtype");
857
858 if (!strcmp(boardnum, "20070615")) { /* Linksys WRT600N v1/V1.1 */
859 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
860 return &platforms[WRT600NV11];
861
862 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0"))
863 return &platforms[WRT600N];
864 }
865
866 if (startswith(getvar("pmon_ver"), "CFE")) {
867 /* CFE based - newer hardware */
868 if (!strcmp(boardnum, "42")) { /* Linksys */
869 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
870 return &platforms[WRT350N];
871
872 if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
873 return &platforms[WRT54G3G];
874
875 if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
876 return &platforms[WRTSL54GS];
877
878 if (!strcmp(boardtype, "0x0472"))
879 return &platforms[WRT160N];
880
881 /* default to WRT54G */
882 return &platforms[WRT54G];
883 }
884 if (!strcmp(boardnum, "1024") && !strcmp(boardtype, "0x0446"))
885 return &platforms[WAP54GV2];
886
887 if (!strcmp(boardnum, "44") || !strcmp(boardnum, "44\r")) {
888 if (!strcmp(boardtype,"0x0101") || !strcmp(boardtype, "0x0101\r"))
889 return &platforms[TM2300V2]; /* Dell TrueMobile 2300 v2 */
890 }
891
892 if (!strcmp(boardnum, "45")) { /* ASUS */
893 if (!strcmp(boardtype,"0x042f"))
894 return &platforms[WL500GP];
895 else if (!strcmp(boardtype,"0x0472"))
896 return &platforms[WL500W];
897 else if (!strcmp(boardtype,"0x467"))
898 return &platforms[WL320GE];
899 else
900 return &platforms[WL500GD];
901 }
902
903 if (!strcmp(boardnum, "10496"))
904 return &platforms[USR5461];
905
906 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
907 return &platforms[SE505V2];
908
909 if (!strcmp(boardtype, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
910 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
911 return &platforms[DIR320];
912
913 } else { /* PMON based - old stuff */
914 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
915 (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
916 return &platforms[WR850GV1];
917 }
918 if (startswith(boardtype, "bcm94710dev")) {
919 if (!strcmp(boardnum, "42"))
920 return &platforms[WRT54GV1];
921 if (simple_strtoul(boardnum, NULL, 0) == 2)
922 return &platforms[WAP54GV1];
923 }
924 if (startswith(getvar("hardware_version"), "WL500-"))
925 return &platforms[WL500G];
926 if (startswith(getvar("hardware_version"), "WL300-")) {
927 /* Either WL-300g or WL-HDD, do more extensive checks */
928 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
929 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
930 return &platforms[WLHDD];
931 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
932 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
933 return &platforms[WL300G];
934 }
935 /* Sitecom WL-105b */
936 if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
937 return &platforms[WL105B];
938
939 /* unknown asus stuff, probably bcm4702 */
940 if (startswith(boardnum, "asusX"))
941 return &platforms[ASUS_4702];
942 }
943
944 if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
945 if (startswith(boardtype, "bcm94710ap"))
946 return &platforms[BUFFALO_UNKNOWN_4710];
947 else
948 return &platforms[BUFFALO_UNKNOWN];
949 }
950
951 if (startswith(getvar("CFEver"), "MotoWRv2") ||
952 startswith(getvar("CFEver"), "MotoWRv3") ||
953 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
954
955 return &platforms[WR850GV2V3];
956 }
957
958 if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
959 return &platforms[TEW411BRPP];
960 }
961
962 if (startswith(boardnum, "04FN52")) /* SimpleTech SimpleShare */
963 return &platforms[STI_NAS];
964
965 if (!strcmp(getvar("boardnum"), "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
966 return &platforms[DWL3150];
967
968 /* not found */
969 return NULL;
970 }
971
972 static void register_buttons(struct button_t *b)
973 {
974 for (; b->name; b++)
975 platform.button_mask |= b->gpio;
976
977 platform.button_mask &= ~gpiomask;
978
979 gpio_outen(platform.button_mask, 0);
980 gpio_control(platform.button_mask, 0);
981 platform.button_polarity = gpio_in() & platform.button_mask;
982 gpio_intpolarity(platform.button_mask, platform.button_polarity);
983 gpio_setintmask(platform.button_mask, platform.button_mask);
984
985 gpio_set_irqenable(1, button_handler);
986 }
987
988 static void unregister_buttons(struct button_t *b)
989 {
990 gpio_setintmask(platform.button_mask, 0);
991
992 gpio_set_irqenable(0, button_handler);
993 }
994
995
996 #ifndef LINUX_2_4
997 static void add_msg(struct event_t *event, char *msg, int argv)
998 {
999 char *s;
1000
1001 if (argv)
1002 return;
1003
1004 s = skb_put(event->skb, strlen(msg) + 1);
1005 strcpy(s, msg);
1006 }
1007
1008 static void hotplug_button(struct work_struct *work)
1009 {
1010 struct event_t *event = container_of(work, struct event_t, wq);
1011 char *s;
1012
1013 if (!uevent_sock)
1014 return;
1015
1016 event->skb = alloc_skb(2048, GFP_KERNEL);
1017
1018 s = skb_put(event->skb, strlen(event->action) + 2);
1019 sprintf(s, "%s@", event->action);
1020 fill_event(event);
1021
1022 NETLINK_CB(event->skb).dst_group = 1;
1023 netlink_broadcast(uevent_sock, event->skb, 0, 1, GFP_KERNEL);
1024
1025 kfree(event);
1026 }
1027
1028 #else /* !LINUX_2_4 */
1029 static inline char *kzalloc(unsigned int size, unsigned int gfp)
1030 {
1031 char *p;
1032
1033 p = kmalloc(size, gfp);
1034 if (p == NULL)
1035 return NULL;
1036
1037 memset(p, 0, size);
1038
1039 return p;
1040 }
1041
1042 static void add_msg(struct event_t *event, char *msg, int argv)
1043 {
1044 if (argv)
1045 event->argv[event->anr++] = event->scratch;
1046 else
1047 event->envp[event->enr++] = event->scratch;
1048
1049 event->scratch += sprintf(event->scratch, "%s", msg) + 1;
1050 }
1051
1052 static void hotplug_button(struct event_t *event)
1053 {
1054 char *scratch = kzalloc(256, GFP_KERNEL);
1055 event->scratch = scratch;
1056
1057 add_msg(event, hotplug_path, 1);
1058 add_msg(event, "button", 1);
1059 fill_event(event);
1060 call_usermodehelper (event->argv[0], event->argv, event->envp);
1061 kfree(scratch);
1062 kfree(event);
1063 }
1064 #endif /* !LINUX_2_4 */
1065
1066 static int fill_event (struct event_t *event)
1067 {
1068 static char buf[128];
1069
1070 add_msg(event, "HOME=/", 0);
1071 add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1072 add_msg(event, "SUBSYSTEM=button", 0);
1073 snprintf(buf, 128, "ACTION=%s", event->action);
1074 add_msg(event, buf, 0);
1075 snprintf(buf, 128, "BUTTON=%s", event->name);
1076 add_msg(event, buf, 0);
1077 snprintf(buf, 128, "SEEN=%ld", event->seen);
1078 add_msg(event, buf, 0);
1079 #ifndef LINUX_2_4
1080 snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
1081 add_msg(event, buf, 0);
1082 #endif
1083
1084 return 0;
1085 }
1086
1087
1088 #ifndef LINUX_2_4
1089 static irqreturn_t button_handler(int irq, void *dev_id)
1090 #else
1091 static irqreturn_t button_handler(int irq, void *dev_id, struct pt_regs *regs)
1092 #endif
1093 {
1094 struct button_t *b;
1095 u32 in, changed;
1096
1097 in = gpio_in() & platform.button_mask;
1098 gpio_intpolarity(platform.button_mask, in);
1099 changed = platform.button_polarity ^ in;
1100 platform.button_polarity = in;
1101
1102 changed &= ~gpio_outen(0, 0);
1103
1104 for (b = platform.buttons; b->name; b++) {
1105 struct event_t *event;
1106
1107 if (!(b->gpio & changed)) continue;
1108
1109 b->pressed ^= 1;
1110
1111 if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
1112 event->seen = (jiffies - b->seen)/HZ;
1113 event->name = b->name;
1114 event->action = b->pressed ? "pressed" : "released";
1115 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
1116 INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
1117 #else
1118 INIT_WORK(&event->wq, (void *)(void *)hotplug_button, (void *)event);
1119 #endif
1120 schedule_work(&event->wq);
1121 }
1122
1123 b->seen = jiffies;
1124 }
1125 return IRQ_HANDLED;
1126 }
1127
1128 static void register_leds(struct led_t *l)
1129 {
1130 struct proc_dir_entry *p;
1131 u32 mask = 0;
1132 u32 oe_mask = 0;
1133 u32 val = 0;
1134
1135 leds = proc_mkdir("led", diag);
1136 if (!leds)
1137 return;
1138
1139 for(; l->name; l++) {
1140 if (l->gpio & gpiomask)
1141 continue;
1142
1143 if (l->gpio & GPIO_TYPE_EXTIF) {
1144 l->state = 0;
1145 set_led_extif(l);
1146 } else {
1147 if (l->polarity != INPUT) oe_mask |= l->gpio;
1148 mask |= l->gpio;
1149 val |= (l->polarity == NORMAL)?0:l->gpio;
1150 }
1151
1152 if (l->polarity == INPUT) continue;
1153
1154 if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
1155 l->proc.type = PROC_LED;
1156 l->proc.ptr = l;
1157 p->data = (void *) &l->proc;
1158 p->proc_fops = &diag_proc_fops;
1159 }
1160 }
1161
1162 gpio_outen(mask, oe_mask);
1163 gpio_control(mask, 0);
1164 gpio_out(mask, val);
1165 gpio_setintmask(mask, 0);
1166 }
1167
1168 static void unregister_leds(struct led_t *l)
1169 {
1170 for(; l->name; l++)
1171 remove_proc_entry(l->name, leds);
1172
1173 remove_proc_entry("led", diag);
1174 }
1175
1176 static void set_led_extif(struct led_t *led)
1177 {
1178 gpio_set_extif(led->gpio, led->state);
1179 }
1180
1181 static void led_flash(unsigned long dummy) {
1182 struct led_t *l;
1183 u32 mask = 0;
1184 u8 extif_blink = 0;
1185
1186 for (l = platform.leds; l->name; l++) {
1187 if (l->flash) {
1188 if (l->gpio & GPIO_TYPE_EXTIF) {
1189 extif_blink = 1;
1190 l->state = !l->state;
1191 set_led_extif(l);
1192 } else {
1193 mask |= l->gpio;
1194 }
1195 }
1196 }
1197
1198 mask &= ~gpiomask;
1199 if (mask) {
1200 u32 val = ~gpio_in();
1201
1202 gpio_outen(mask, mask);
1203 gpio_control(mask, 0);
1204 gpio_out(mask, val);
1205 }
1206 if (mask || extif_blink) {
1207 mod_timer(&led_timer, jiffies + FLASH_TIME);
1208 }
1209 }
1210
1211 static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
1212 {
1213 #ifdef LINUX_2_4
1214 struct inode *inode = file->f_dentry->d_inode;
1215 struct proc_dir_entry *dent = inode->u.generic_ip;
1216 #else
1217 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1218 #endif
1219 char *page;
1220 int len = 0;
1221
1222 if ((page = kmalloc(1024, GFP_KERNEL)) == NULL)
1223 return -ENOBUFS;
1224
1225 if (dent->data != NULL) {
1226 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1227 switch (handler->type) {
1228 case PROC_LED: {
1229 struct led_t * led = (struct led_t *) handler->ptr;
1230 if (led->flash) {
1231 len = sprintf(page, "f\n");
1232 } else {
1233 if (led->gpio & GPIO_TYPE_EXTIF) {
1234 len = sprintf(page, "%d\n", led->state);
1235 } else {
1236 u32 in = (gpio_in() & led->gpio ? 1 : 0);
1237 u8 p = (led->polarity == NORMAL ? 0 : 1);
1238 len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
1239 }
1240 }
1241 break;
1242 }
1243 case PROC_MODEL:
1244 len = sprintf(page, "%s\n", platform.name);
1245 break;
1246 case PROC_GPIOMASK:
1247 len = sprintf(page, "0x%04x\n", gpiomask);
1248 break;
1249 }
1250 }
1251 len += 1;
1252
1253 if (*ppos < len) {
1254 len = min_t(int, len - *ppos, count);
1255 if (copy_to_user(buf, (page + *ppos), len)) {
1256 kfree(page);
1257 return -EFAULT;
1258 }
1259 *ppos += len;
1260 } else {
1261 len = 0;
1262 }
1263
1264 kfree(page);
1265 return len;
1266 }
1267
1268
1269 static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
1270 {
1271 #ifdef LINUX_2_4
1272 struct inode *inode = file->f_dentry->d_inode;
1273 struct proc_dir_entry *dent = inode->u.generic_ip;
1274 #else
1275 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1276 #endif
1277 char *page;
1278 int ret = -EINVAL;
1279
1280 if ((page = kmalloc(count + 1, GFP_KERNEL)) == NULL)
1281 return -ENOBUFS;
1282
1283 if (copy_from_user(page, buf, count)) {
1284 kfree(page);
1285 return -EINVAL;
1286 }
1287 page[count] = 0;
1288
1289 if (dent->data != NULL) {
1290 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1291 switch (handler->type) {
1292 case PROC_LED: {
1293 struct led_t *led = (struct led_t *) handler->ptr;
1294 int p = (led->polarity == NORMAL ? 0 : 1);
1295
1296 if (page[0] == 'f') {
1297 led->flash = 1;
1298 led_flash(0);
1299 } else {
1300 led->flash = 0;
1301 if (led->gpio & GPIO_TYPE_EXTIF) {
1302 led->state = p ^ ((page[0] == '1') ? 1 : 0);
1303 set_led_extif(led);
1304 } else {
1305 gpio_outen(led->gpio, led->gpio);
1306 gpio_control(led->gpio, 0);
1307 gpio_out(led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
1308 }
1309 }
1310 break;
1311 }
1312 case PROC_GPIOMASK:
1313 gpiomask = simple_strtoul(page, NULL, 0);
1314
1315 if (platform.buttons) {
1316 unregister_buttons(platform.buttons);
1317 register_buttons(platform.buttons);
1318 }
1319
1320 if (platform.leds) {
1321 unregister_leds(platform.leds);
1322 register_leds(platform.leds);
1323 }
1324 break;
1325 }
1326 ret = count;
1327 }
1328
1329 kfree(page);
1330 return ret;
1331 }
1332
1333 static int __init diag_init(void)
1334 {
1335 static struct proc_dir_entry *p;
1336 static struct platform_t *detected;
1337
1338 detected = platform_detect();
1339 if (!detected) {
1340 printk(MODULE_NAME ": Router model not detected.\n");
1341 return -ENODEV;
1342 }
1343 memcpy(&platform, detected, sizeof(struct platform_t));
1344
1345 printk(MODULE_NAME ": Detected '%s'\n", platform.name);
1346 if (platform.platform_init != NULL) {
1347 platform.platform_init();
1348 }
1349
1350 if (!(diag = proc_mkdir("diag", NULL))) {
1351 printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
1352 return -EINVAL;
1353 }
1354
1355 if ((p = create_proc_entry("model", S_IRUSR, diag))) {
1356 p->data = (void *) &proc_model;
1357 p->proc_fops = &diag_proc_fops;
1358 }
1359
1360 if ((p = create_proc_entry("gpiomask", S_IRUSR | S_IWUSR, diag))) {
1361 p->data = (void *) &proc_gpiomask;
1362 p->proc_fops = &diag_proc_fops;
1363 }
1364
1365 if (platform.buttons)
1366 register_buttons(platform.buttons);
1367
1368 if (platform.leds)
1369 register_leds(platform.leds);
1370
1371 return 0;
1372 }
1373
1374 static void __exit diag_exit(void)
1375 {
1376 del_timer(&led_timer);
1377
1378 if (platform.buttons)
1379 unregister_buttons(platform.buttons);
1380
1381 if (platform.leds)
1382 unregister_leds(platform.leds);
1383
1384 remove_proc_entry("model", diag);
1385 remove_proc_entry("gpiomask", diag);
1386 remove_proc_entry("diag", NULL);
1387 }
1388
1389 module_init(diag_init);
1390 module_exit(diag_exit);
1391
1392 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1393 MODULE_LICENSE("GPL");
OpenWrt Source Repository