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remove brcm47xx symlinks to brcm-2.4 (unfortunately svn does not allow a proper type...
[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 WRT54G3GV2_VF,
64 WRT160N,
65 WRT300NV11,
66 WRT350N,
67 WRT600N,
68 WRT600NV11,
69 WRT610N,
70
71 /* ASUS */
72 WLHDD,
73 WL300G,
74 WL320GE,
75 WL330GE,
76 WL500G,
77 WL500GD,
78 WL500GP,
79 WL500GPV2,
80 WL500W,
81 WL520GC,
82 WL520GU,
83 ASUS_4702,
84 WL700GE,
85
86 /* Buffalo */
87 WBR2_G54,
88 WHR_G54S,
89 WHR_HP_G54,
90 WHR_G125,
91 WHR2_A54G54,
92 WLA2_G54L,
93 WZR_G300N,
94 WZR_RS_G54,
95 WZR_RS_G54HP,
96 BUFFALO_UNKNOWN,
97 BUFFALO_UNKNOWN_4710,
98
99 /* Siemens */
100 SE505V1,
101 SE505V2,
102
103 /* US Robotics */
104 USR5461,
105
106 /* Dell */
107 TM2300,
108 TM2300V2,
109
110 /* Motorola */
111 WE800G,
112 WR850GV1,
113 WR850GV2V3,
114 WR850GP,
115
116 /* Belkin */
117 BELKIN_UNKNOWN,
118
119 /* Netgear */
120 WGT634U,
121
122 /* Trendware */
123 TEW411BRPP,
124
125 /* SimpleTech */
126 STI_NAS,
127
128 /* D-Link */
129 DIR130,
130 DIR320,
131 DIR330,
132 DWL3150,
133
134 /* Sitecom */
135 WL105B,
136
137 /* Western Digital */
138 WDNetCenter,
139
140 /* Askey */
141 RT210W,
142
143 /* OvisLink */
144 WL1600GL,
145
146 /* Microsoft */
147 MN700,
148 };
149
150 static void __init bcm4780_init(void) {
151 int pin = 1 << 3;
152
153 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
154 printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
155 gpio_outen(pin, pin);
156 gpio_control(pin, 0);
157 gpio_out(pin, pin);
158
159 /* Wait 5s, so the HDD can spin up */
160 set_current_state(TASK_INTERRUPTIBLE);
161 schedule_timeout(HZ * 5);
162 }
163
164 static void __init NetCenter_init(void) {
165 /* unset pin 6 (+12V) */
166 int pin = 1 << 6;
167 gpio_outen(pin, pin);
168 gpio_control(pin, 0);
169 gpio_out(pin, pin);
170 /* unset pin 1 (turn off red led, blue will light alone if +5V comes up) */
171 pin = 1 << 1;
172 gpio_outen(pin, pin);
173 gpio_control(pin, 0);
174 gpio_out(pin, pin);
175 /* unset pin 3 (+5V) and wait 5 seconds (harddisk spin up) */
176 bcm4780_init();
177 }
178
179 static void __init bcm57xx_init(void) {
180 int pin = 1 << 2;
181
182 #ifndef LINUX_2_4
183 /* FIXME: switch comes up, but port mappings/vlans not right */
184 gpio_outen(pin, pin);
185 gpio_control(pin, 0);
186 gpio_out(pin, pin);
187 #endif
188 }
189
190 static struct platform_t __initdata platforms[] = {
191 /* Linksys */
192 [WAP54GV1] = {
193 .name = "Linksys WAP54G V1",
194 .buttons = {
195 { .name = "reset", .gpio = 1 << 0 },
196 },
197 .leds = {
198 { .name = "diag", .gpio = 1 << 3 },
199 { .name = "wlan", .gpio = 1 << 4 },
200 },
201 },
202 [WAP54GV2] = {
203 .name = "Linksys WAP54G V2",
204 .buttons = {
205 { .name = "reset", .gpio = 1 << 0 },
206 },
207 .leds = {
208 { .name = "wlan", .gpio = 1 << 5, .polarity = REVERSE },
209 /* GPIO 6 is b44 (eth0, LAN) PHY power */
210 },
211 },
212 [WAP54GV3] = {
213 .name = "Linksys WAP54G V3",
214 .buttons = {
215 /* FIXME: verify this */
216 { .name = "reset", .gpio = 1 << 7 },
217 { .name = "ses", .gpio = 1 << 0 },
218 },
219 .leds = {
220 /* FIXME: diag? */
221 { .name = "ses", .gpio = 1 << 1 },
222 },
223 },
224 [WRT54GV1] = {
225 .name = "Linksys WRT54G V1.x",
226 .buttons = {
227 { .name = "reset", .gpio = 1 << 6 },
228 },
229 .leds = {
230 { .name = "diag", .gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
231 { .name = "dmz", .gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
232 },
233 },
234 [WRT54G] = {
235 .name = "Linksys WRT54G/GS/GL",
236 .buttons = {
237 { .name = "reset", .gpio = 1 << 6 },
238 { .name = "ses", .gpio = 1 << 4 },
239 },
240 .leds = {
241 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
242 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
243 { .name = "ses_white", .gpio = 1 << 2, .polarity = REVERSE },
244 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
245 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
246 },
247 },
248 [WRTSL54GS] = {
249 .name = "Linksys WRTSL54GS",
250 .buttons = {
251 { .name = "reset", .gpio = 1 << 6 },
252 { .name = "ses", .gpio = 1 << 4 },
253 },
254 .leds = {
255 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
256 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE },
257 { .name = "ses_white", .gpio = 1 << 5, .polarity = REVERSE },
258 { .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
259 },
260 },
261 [WRT54G3G] = {
262 .name = "Linksys WRT54G3G",
263 .buttons = {
264 { .name = "reset", .gpio = 1 << 6 },
265 { .name = "3g", .gpio = 1 << 4 },
266 },
267 .leds = {
268 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
269 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
270 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
271 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
272 { .name = "3g_blink", .gpio = 1 << 5, .polarity = NORMAL },
273 },
274 },
275 [WRT54G3GV2_VF] = {
276 .name = "Linksys WRT54G3GV2-VF",
277 .buttons = {
278 { .name = "reset", .gpio = 1 << 6 },
279 { .name = "3g", .gpio = 1 << 4 },
280 },
281 .leds = {
282 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
283 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
284 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
285 },
286 },
287 [WRT160N] = {
288 .name = "Linksys WRT160N",
289 .buttons = {
290 { .name = "reset", .gpio = 1 << 6 },
291 { .name = "ses", .gpio = 1 << 4 },
292 },
293 .leds = {
294 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
295 { .name = "ses_blue", .gpio = 1 << 5, .polarity = REVERSE },
296 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
297 },
298 },
299 [WRT300NV11] = {
300 .name = "Linksys WRT300N V1.1",
301 .buttons = {
302 { .name = "reset", .gpio = 1 << 6 }, // "Reset" on back panel
303 { .name = "ses", .gpio = 1 << 4 }, // "Reserved" on top panel
304 },
305 .leds = {
306 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // "Power"
307 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // "Security" Amber
308 { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE }, // "Security" Green
309 },
310 .platform_init = bcm57xx_init,
311 },
312 [WRT350N] = {
313 .name = "Linksys WRT350N",
314 .buttons = {
315 { .name = "reset", .gpio = 1 << 6 },
316 { .name = "ses", .gpio = 1 << 8 },
317 },
318 .leds = {
319 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
320 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
321 { .name = "ses_green", .gpio = 1 << 9, .polarity = REVERSE },
322 { .name = "usb_blink", .gpio = 1 << 10, .polarity = REVERSE },
323 { .name = "usb", .gpio = 1 << 11, .polarity = REVERSE },
324 },
325 .platform_init = bcm57xx_init,
326 },
327 [WRT600N] = {
328 .name = "Linksys WRT600N",
329 .buttons = {
330 { .name = "reset", .gpio = 1 << 6 },
331 { .name = "ses", .gpio = 1 << 7 },
332 },
333 .leds = {
334 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
335 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
336 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
337 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
338 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
339 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
340 },
341 .platform_init = bcm57xx_init,
342 },
343 [WRT600NV11] = {
344 .name = "Linksys WRT600N V1.1",
345 .buttons = {
346 { .name = "reset", .gpio = 1 << 6 },
347 { .name = "ses", .gpio = 1 << 7 },
348 },
349 .leds = {
350 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
351 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
352 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
353 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
354 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
355 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
356 },
357 .platform_init = bcm57xx_init,
358 },
359 [WRT610N] = {
360 .name = "Linksys WRT610N",
361 .buttons = {
362 { .name = "reset", .gpio = 1 << 6 },
363 { .name = "ses", .gpio = 1 << 8 },
364 },
365 .leds = {
366 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // Power LED
367 { .name = "usb", .gpio = 1 << 0, .polarity = REVERSE }, // USB LED
368 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // WiFi protected setup LED amber
369 { .name = "ses_blue", .gpio = 1 << 9, .polarity = REVERSE }, // WiFi protected setup LED blue
370 },
371 },
372 /* Asus */
373 [WLHDD] = {
374 .name = "ASUS WL-HDD",
375 .buttons = {
376 { .name = "reset", .gpio = 1 << 6 },
377 },
378 .leds = {
379 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
380 { .name = "usb", .gpio = 1 << 2, .polarity = REVERSE },
381 },
382 },
383 [WL300G] = {
384 .name = "ASUS WL-300g",
385 .buttons = {
386 { .name = "reset", .gpio = 1 << 6 },
387 },
388 .leds = {
389 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
390 },
391 },
392 [WL320GE] = {
393 .name = "ASUS WL-320gE/WL-320gP",
394 .buttons = {
395 { .name = "reset", .gpio = 1 << 6 },
396 },
397 .leds = {
398 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
399 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE },
400 { .name = "link", .gpio = 1 << 11, .polarity = REVERSE },
401 },
402 },
403 [WL330GE] = {
404 .name = "ASUS WL-330gE",
405 .buttons = {
406 { .name = "reset", .gpio = 1 << 2 },
407 },
408 .leds = {
409 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
410 },
411 },
412 [WL500G] = {
413 .name = "ASUS WL-500g",
414 .buttons = {
415 { .name = "reset", .gpio = 1 << 6 },
416 },
417 .leds = {
418 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
419 },
420 },
421 [WL500GD] = {
422 .name = "ASUS WL-500g Deluxe",
423 .buttons = {
424 { .name = "reset", .gpio = 1 << 6 },
425 },
426 .leds = {
427 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
428 },
429 },
430 [WL500GP] = {
431 .name = "ASUS WL-500g Premium",
432 .buttons = {
433 { .name = "reset", .gpio = 1 << 0 },
434 { .name = "ses", .gpio = 1 << 4 },
435 },
436 .leds = {
437 { .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
438 },
439 },
440 [WL500GPV2] = {
441 .name = "ASUS WL-500g Premium V2",
442 .buttons = {
443 { .name = "reset", .gpio = 1 << 2 },
444 { .name = "ses", .gpio = 1 << 3 },
445 },
446 .leds = {
447 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
448 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
449 },
450 },
451 [WL500W] = {
452 .name = "ASUS WL-500W",
453 .buttons = {
454 { .name = "reset", .gpio = 1 << 6 },
455 { .name = "ses", .gpio = 1 << 7 },
456 },
457 .leds = {
458 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
459 },
460 },
461 [WL520GC] = {
462 .name = "ASUS WL-520GC",
463 .buttons = {
464 { .name = "reset", .gpio = 1 << 2 },
465 { .name = "ses", .gpio = 1 << 3 },
466 },
467 .leds = {
468 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
469 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
470 },
471 },
472 [WL520GU] = {
473 .name = "ASUS WL-520gU",
474 .buttons = {
475 { .name = "reset", .gpio = 1 << 2 },
476 { .name = "ses", .gpio = 1 << 3 },
477 },
478 .leds = {
479 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
480 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
481 },
482 },
483 [ASUS_4702] = {
484 .name = "ASUS (unknown, BCM4702)",
485 .buttons = {
486 { .name = "reset", .gpio = 1 << 6 },
487 },
488 .leds = {
489 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
490 },
491 },
492 [WL700GE] = {
493 .name = "ASUS WL-700gE",
494 .buttons = {
495 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
496 { .name = "ses", .gpio = 1 << 4 }, // on back, actual name ezsetup
497 { .name = "power", .gpio = 1 << 0 }, // on front
498 { .name = "copy", .gpio = 1 << 6 }, // on front
499 },
500 .leds = {
501 #if 0
502 // GPIO that controls power led also enables/disables some essential functions
503 // - power to HDD
504 // - switch leds
505 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL }, // actual name power
506 #endif
507 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
508 },
509 .platform_init = bcm4780_init,
510 },
511 /* Buffalo */
512 [WHR_G54S] = {
513 .name = "Buffalo WHR-G54S",
514 .buttons = {
515 { .name = "reset", .gpio = 1 << 4 },
516 { .name = "bridge", .gpio = 1 << 5 },
517 { .name = "ses", .gpio = 1 << 0 },
518 },
519 .leds = {
520 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
521 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
522 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
523 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
524 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
525 },
526 },
527 [WBR2_G54] = {
528 .name = "Buffalo WBR2-G54",
529 /* FIXME: verify */
530 .buttons = {
531 { .name = "reset", .gpio = 1 << 7 },
532 },
533 .leds = {
534 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
535 },
536 },
537 [WHR_HP_G54] = {
538 .name = "Buffalo WHR-HP-G54",
539 .buttons = {
540 { .name = "reset", .gpio = 1 << 4 },
541 { .name = "bridge", .gpio = 1 << 5 },
542 { .name = "ses", .gpio = 1 << 0 },
543 },
544 .leds = {
545 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
546 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
547 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
548 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
549 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
550 },
551 },
552 [WHR_G125] = {
553 .name = "Buffalo WHR-G125",
554 .buttons = {
555 { .name = "reset", .gpio = 1 << 4 },
556 { .name = "bridge", .gpio = 1 << 5 },
557 { .name = "ses", .gpio = 1 << 0 },
558 },
559 .leds = {
560 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
561 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
562 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
563 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
564 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
565 },
566 },
567 [WHR2_A54G54] = {
568 .name = "Buffalo WHR2-A54G54",
569 .buttons = {
570 { .name = "reset", .gpio = 1 << 4 },
571 },
572 .leds = {
573 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
574 },
575 },
576 [WLA2_G54L] = {
577 .name = "Buffalo WLA2-G54L",
578 /* FIXME: verify */
579 .buttons = {
580 { .name = "reset", .gpio = 1 << 7 },
581 },
582 .leds = {
583 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
584 },
585 },
586 [WZR_G300N] = {
587 .name = "Buffalo WZR-G300N",
588 .buttons = {
589 { .name = "reset", .gpio = 1 << 4 },
590 },
591 .leds = {
592 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
593 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
594 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
595 },
596 },
597 [WZR_RS_G54] = {
598 .name = "Buffalo WZR-RS-G54",
599 .buttons = {
600 { .name = "ses", .gpio = 1 << 0 },
601 { .name = "reset", .gpio = 1 << 4 },
602 },
603 .leds = {
604 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
605 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
606 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
607 },
608 },
609 [WZR_RS_G54HP] = {
610 .name = "Buffalo WZR-RS-G54HP",
611 .buttons = {
612 { .name = "ses", .gpio = 1 << 0 },
613 { .name = "reset", .gpio = 1 << 4 },
614 },
615 .leds = {
616 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
617 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
618 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
619 },
620 },
621 [BUFFALO_UNKNOWN] = {
622 .name = "Buffalo (unknown)",
623 .buttons = {
624 { .name = "reset", .gpio = 1 << 7 },
625 },
626 .leds = {
627 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
628 },
629 },
630 [BUFFALO_UNKNOWN_4710] = {
631 .name = "Buffalo (unknown, BCM4710)",
632 .buttons = {
633 { .name = "reset", .gpio = 1 << 4 },
634 },
635 .leds = {
636 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
637 },
638 },
639 /* Siemens */
640 [SE505V1] = {
641 .name = "Siemens SE505 V1",
642 .buttons = {
643 /* No usable buttons */
644 },
645 .leds = {
646 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
647 { .name = "dmz", .gpio = 1 << 4, .polarity = REVERSE }, // actual name WWW
648 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
649 },
650 },
651 [SE505V2] = {
652 .name = "Siemens SE505 V2",
653 .buttons = {
654 /* No usable buttons */
655 },
656 .leds = {
657 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
658 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE }, // actual name WWW
659 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
660 },
661 },
662 /* US Robotics */
663 [USR5461] = {
664 .name = "U.S. Robotics USR5461",
665 .buttons = {
666 /* No usable buttons */
667 },
668 .leds = {
669 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
670 { .name = "printer", .gpio = 1 << 1, .polarity = REVERSE },
671 },
672 },
673 /* Dell */
674 [TM2300] = {
675 .name = "Dell TrueMobile 2300",
676 .buttons = {
677 { .name = "reset", .gpio = 1 << 0 },
678 },
679 .leds = {
680 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
681 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
682 },
683 },
684 [TM2300V2] = {
685 .name = "Dell TrueMobile 2300 v2",
686 .buttons = {
687 { .name = "reset", .gpio = 1 << 0 },
688 },
689 .leds = {
690 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
691 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
692 },
693 },
694 /* Motorola */
695 [WE800G] = {
696 .name = "Motorola WE800G",
697 .buttons = {
698 { .name = "reset", .gpio = 1 << 0 },
699 },
700 .leds = {
701 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
702 { .name = "diag", .gpio = 1 << 2, .polarity = REVERSE },
703 { .name = "wlan_amber", .gpio = 1 << 1, .polarity = NORMAL },
704 },
705 },
706 [WR850GV1] = {
707 .name = "Motorola WR850G V1",
708 .buttons = {
709 { .name = "reset", .gpio = 1 << 0 },
710 },
711 .leds = {
712 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
713 { .name = "diag", .gpio = 1 << 3, .polarity = REVERSE },
714 { .name = "dmz", .gpio = 1 << 6, .polarity = NORMAL },
715 { .name = "wlan_red", .gpio = 1 << 5, .polarity = REVERSE },
716 { .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
717 },
718 },
719 [WR850GV2V3] = {
720 .name = "Motorola WR850G V2/V3",
721 .buttons = {
722 { .name = "reset", .gpio = 1 << 5 },
723 },
724 .leds = {
725 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
726 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
727 { .name = "wan", .gpio = 1 << 6, .polarity = INPUT },
728 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
729 },
730 },
731 [WR850GP] = {
732 .name = "Motorola WR850GP",
733 .buttons = {
734 { .name = "reset", .gpio = 1 << 5 },
735 },
736 .leds = {
737 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
738 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
739 { .name = "dmz", .gpio = 1 << 6, .polarity = REVERSE },
740 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
741 },
742 },
743
744 /* Belkin */
745 [BELKIN_UNKNOWN] = {
746 .name = "Belkin (unknown)",
747 /* FIXME: verify & add detection */
748 .buttons = {
749 { .name = "reset", .gpio = 1 << 7 },
750 },
751 .leds = {
752 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL },
753 { .name = "wlan", .gpio = 1 << 3, .polarity = NORMAL },
754 { .name = "connected", .gpio = 1 << 0, .polarity = NORMAL },
755 },
756 },
757 /* Netgear */
758 [WGT634U] = {
759 .name = "Netgear WGT634U",
760 .buttons = {
761 { .name = "reset", .gpio = 1 << 2 },
762 },
763 .leds = {
764 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL },
765 },
766 },
767 /* Trendware */
768 [TEW411BRPP] = {
769 .name = "Trendware TEW411BRP+",
770 .buttons = {
771 { /* No usable buttons */ },
772 },
773 .leds = {
774 { .name = "power", .gpio = 1 << 7, .polarity = NORMAL },
775 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL },
776 { .name = "bridge", .gpio = 1 << 6, .polarity = NORMAL },
777 },
778 },
779 /* SimpleTech */
780 [STI_NAS] = {
781 .name = "SimpleTech SimpleShare NAS",
782 .buttons = {
783 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
784 { .name = "power", .gpio = 1 << 0 }, // on back
785 },
786 .leds = {
787 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
788 },
789 .platform_init = bcm4780_init,
790 },
791 /* D-Link */
792 [DIR130] = {
793 .name = "D-Link DIR-130",
794 .buttons = {
795 { .name = "reset", .gpio = 1 << 3},
796 { .name = "reserved", .gpio = 1 << 7},
797 },
798 .leds = {
799 { .name = "diag", .gpio = 1 << 0},
800 { .name = "blue", .gpio = 1 << 6},
801 },
802 },
803 [DIR320] = {
804 .name = "D-Link DIR-320",
805 .buttons = {
806 { .name = "reserved", .gpio = 1 << 6},
807 { .name = "reset", .gpio = 1 << 7},
808 },
809 .leds = {
810 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
811 { .name = "diag", .gpio = 1 << 1, .polarity = NORMAL }, /* "status led */
812 { .name = "red", .gpio = 1 << 3, .polarity = REVERSE },
813 { .name = "blue", .gpio = 1 << 4, .polarity = REVERSE },
814 { .name = "usb", .gpio = 1 << 5, .polarity = NORMAL },
815 },
816 },
817 [DIR330] = {
818 .name = "D-Link DIR-330",
819 .buttons = {
820 { .name = "reset", .gpio = 1 << 3},
821 { .name = "reserved", .gpio = 1 << 7},
822 },
823 .leds = {
824 { .name = "diag", .gpio = 1 << 0},
825 { .name = "usb", .gpio = 1 << 4},
826 { .name = "blue", .gpio = 1 << 6},
827 },
828 },
829 [DWL3150] = {
830 .name = "D-Link DWL-3150",
831 .buttons = {
832 { .name = "reset", .gpio = 1 << 7},
833 },
834 .leds = {
835 { .name = "diag", .gpio = 1 << 2},
836 { .name = "status", .gpio = 1 << 1},
837 },
838 },
839 /* Double check */
840 [WL105B] = {
841 .name = "Sitecom WL-105b",
842 .buttons = {
843 { .name = "reset", .gpio = 1 << 10},
844 },
845 .leds = {
846 { .name = "wlan", .gpio = 1 << 4},
847 { .name = "power", .gpio = 1 << 3},
848 },
849 },
850 /* Western Digital Net Center */
851 [WDNetCenter] = {
852 .name = "Western Digital NetCenter",
853 .buttons = {
854 { .name = "power", .gpio = 1 << 0},
855 { .name = "reset", .gpio = 1 << 7},
856 },
857 .platform_init = NetCenter_init,
858 },
859 /* Askey (and clones) */
860 [RT210W] = {
861 .name = "Askey RT210W",
862 .buttons = {
863 /* Power button is hard-wired to hardware reset */
864 /* but is also connected to GPIO 7 (probably for bootloader recovery) */
865 { .name = "power", .gpio = 1 << 7},
866 },
867 .leds = {
868 /* These were verified and named based on Belkin F5D4230-4 v1112 */
869 { .name = "connected", .gpio = 1 << 0, .polarity = REVERSE },
870 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
871 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
872 },
873 },
874 [WL1600GL] = {
875 .name = "OvisLink WL-1600GL",
876 .buttons = {
877 { .name = "reset", .gpio = 1 << 3 },
878 { .name = "ses", .gpio = 1 << 4 },
879 },
880 .leds = {
881 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
882 { .name = "wps", .gpio = 1 << 2, .polarity = REVERSE },
883 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
884 { .name = "connected", .gpio = 1 << 0, .polarity = REVERSE },
885 },
886 },
887 /* Microsoft */
888 [MN700] = {
889 .name = "Microsoft MN-700",
890 .buttons = {
891 { .name = "reset", .gpio = 1 << 7 },
892 },
893 .leds = {
894 { .name = "power", .gpio = 1 << 6, .polarity = NORMAL },
895 },
896 },
897 };
898
899 static struct platform_t __init *platform_detect(void)
900 {
901 char *boardnum, *boardtype, *buf;
902
903 if (strcmp(getvar("nvram_type"), "cfe") == 0)
904 return &platforms[WGT634U];
905
906 /* Look for a model identifier */
907
908 /* Based on "model_name" */
909 if ((buf = nvram_get("model_name"))) {
910 if (!strcmp(buf, "DIR-130"))
911 return &platforms[DIR130];
912 if (!strcmp(buf, "DIR-330"))
913 return &platforms[DIR330];
914 }
915
916 /* Based on "wsc_modelname */
917 if ((buf = nvram_get("wsc_modelname"))) {
918 if (!strcmp(buf, "WRT610N"))
919 return &platforms[WRT610N];
920 }
921
922 /* Based on "model_no" */
923 if ((buf = nvram_get("model_no"))) {
924 if (startswith(buf,"WL700")) /* WL700* */
925 return &platforms[WL700GE];
926 }
927
928 /* Based on "hardware_version" */
929 if ((buf = nvram_get("hardware_version"))) {
930 if (startswith(buf,"WL500GPV2-")) /* WL500GPV2-* */
931 return &platforms[WL500GPV2];
932 if (startswith(buf,"WL520GC-")) /* WL520GU-* */
933 return &platforms[WL520GC];
934 if (startswith(buf,"WL520GU-")) /* WL520GU-* */
935 return &platforms[WL520GU];
936 if (startswith(buf,"WL330GE-")) /* WL330GE-* */
937 return &platforms[WL330GE];
938 }
939
940 /* Based on "ModelId" */
941 if ((buf = nvram_get("ModelId"))) {
942 if (!strcmp(buf, "WR850GP"))
943 return &platforms[WR850GP];
944 if (!strcmp(buf, "WR850G"))
945 return &platforms[WR850GV2V3];
946 if (!strcmp(buf, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
947 return &platforms[TM2300]; /* Dell TrueMobile 2300 */
948 if (startswith(buf,"WE800G")) /* WE800G* */
949 return &platforms[WE800G];
950 }
951
952 /* Buffalo */
953 if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
954 /* Buffalo hardware, check id for specific hardware matches */
955 if (!strcmp(buf, "29bb0332"))
956 return &platforms[WBR2_G54];
957 if (!strcmp(buf, "29129"))
958 return &platforms[WLA2_G54L];
959 if (!strcmp(buf, "30189"))
960 return &platforms[WHR_HP_G54];
961 if (!strcmp(buf, "32093"))
962 return &platforms[WHR_G125];
963 if (!strcmp(buf, "30182"))
964 return &platforms[WHR_G54S];
965 if (!strcmp(buf, "290441dd"))
966 return &platforms[WHR2_A54G54];
967 if (!strcmp(buf, "31120"))
968 return &platforms[WZR_G300N];
969 if (!strcmp(buf, "30083"))
970 return &platforms[WZR_RS_G54];
971 if (!strcmp(buf, "30103"))
972 return &platforms[WZR_RS_G54HP];
973 }
974
975 /* no easy model number, attempt to guess */
976 boardnum = getvar("boardnum");
977 boardtype = getvar("boardtype");
978
979 if (!strcmp(boardnum, "20070615")) { /* Linksys WRT600N v1/V1.1 */
980 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
981 return &platforms[WRT600NV11];
982
983 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0"))
984 return &platforms[WRT600N];
985 }
986
987 if (startswith(getvar("pmon_ver"), "CFE")) {
988 /* CFE based - newer hardware */
989 if (!strcmp(boardnum, "42")) { /* Linksys */
990 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("boot_hw_model"), "WRT300N") && !strcmp(getvar("boot_hw_ver"), "1.1"))
991 return &platforms[WRT300NV11];
992
993 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
994 return &platforms[WRT350N];
995
996 if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
997 return &platforms[WRT54G3G];
998
999 if (!strcmp(boardtype, "0x042f") && !strcmp(getvar("model_name"), "WRT54G3GV2-VF"))
1000 return &platforms[WRT54G3GV2_VF];
1001
1002 if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
1003 return &platforms[WRTSL54GS];
1004
1005 if (!strcmp(boardtype, "0x0472"))
1006 return &platforms[WRT160N];
1007
1008 /* default to WRT54G */
1009 return &platforms[WRT54G];
1010 }
1011 if (!strcmp(boardnum, "1024") && !strcmp(boardtype, "0x0446"))
1012 return &platforms[WAP54GV2];
1013
1014 if (!strcmp(boardnum, "8") && !strcmp(boardtype, "0x048e"))
1015 return &platforms[WL1600GL];
1016
1017
1018 if (!strcmp(boardnum, "44") || !strcmp(boardnum, "44\r")) {
1019 if (!strcmp(boardtype,"0x0101") || !strcmp(boardtype, "0x0101\r"))
1020 return &platforms[TM2300V2]; /* Dell TrueMobile 2300 v2 */
1021 }
1022
1023 if (!strcmp(boardnum, "45")) { /* ASUS */
1024 if (!strcmp(boardtype,"0x042f"))
1025 return &platforms[WL500GP];
1026 else if (!strcmp(boardtype,"0x0472"))
1027 return &platforms[WL500W];
1028 else if (!strcmp(boardtype,"0x467"))
1029 return &platforms[WL320GE];
1030 else
1031 return &platforms[WL500GD];
1032 }
1033
1034 if (!strcmp(boardnum, "10496"))
1035 return &platforms[USR5461];
1036
1037 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
1038 return &platforms[SE505V2];
1039
1040 if (!strcmp(boardtype, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
1041 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
1042 return &platforms[DIR320];
1043
1044 if (!strncmp(boardnum, "TH",2) && !strcmp(boardtype,"0x042f")) {
1045 return &platforms[WDNetCenter];
1046 }
1047
1048 } else { /* PMON based - old stuff */
1049 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
1050 (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
1051 return &platforms[WR850GV1];
1052 }
1053 if (startswith(boardtype, "bcm94710dev")) {
1054 if (!strcmp(boardnum, "42"))
1055 return &platforms[WRT54GV1];
1056 if (simple_strtoul(boardnum, NULL, 0) == 2)
1057 return &platforms[WAP54GV1];
1058 }
1059 /* MN-700 has also hardware_version 'WL500-...', so use boardnum */
1060 if (startswith(getvar("hardware_version"), "WL500-")) {
1061 if (!strcmp(getvar("boardnum"), "mn700"))
1062 return &platforms[MN700];
1063 else
1064 return &platforms[WL500G];
1065 }
1066 if (startswith(getvar("hardware_version"), "WL300-")) {
1067 /* Either WL-300g or WL-HDD, do more extensive checks */
1068 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1069 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
1070 return &platforms[WLHDD];
1071 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1072 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
1073 return &platforms[WL300G];
1074 }
1075 /* Sitecom WL-105b */
1076 if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
1077 return &platforms[WL105B];
1078
1079 /* unknown asus stuff, probably bcm4702 */
1080 if (startswith(boardnum, "asusX"))
1081 return &platforms[ASUS_4702];
1082
1083 /* bcm4702 based Askey RT210W clones, Including:
1084 * Askey RT210W (duh?)
1085 * Siemens SE505v1
1086 * Belkin F5D7230-4 before version v1444 (MiniPCI slot, not integrated)
1087 */
1088 if (!strcmp(boardtype,"bcm94710r4")
1089 && !strcmp(boardnum ,"100")
1090 && !strcmp(getvar("pmon_ver"),"v1.03.12.bk")
1091 ){
1092 return &platforms[RT210W];
1093 }
1094 }
1095
1096 if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
1097 if (startswith(boardtype, "bcm94710ap"))
1098 return &platforms[BUFFALO_UNKNOWN_4710];
1099 else
1100 return &platforms[BUFFALO_UNKNOWN];
1101 }
1102
1103 if (startswith(getvar("CFEver"), "MotoWRv2") ||
1104 startswith(getvar("CFEver"), "MotoWRv3") ||
1105 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
1106
1107 return &platforms[WR850GV2V3];
1108 }
1109
1110 if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
1111 return &platforms[TEW411BRPP];
1112 }
1113
1114 if (startswith(boardnum, "04FN52")) /* SimpleTech SimpleShare */
1115 return &platforms[STI_NAS];
1116
1117 if (!strcmp(getvar("boardnum"), "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
1118 return &platforms[DWL3150];
1119
1120 /* not found */
1121 return NULL;
1122 }
1123
1124 static void register_buttons(struct button_t *b)
1125 {
1126 for (; b->name; b++)
1127 platform.button_mask |= b->gpio;
1128
1129 platform.button_mask &= ~gpiomask;
1130
1131 gpio_outen(platform.button_mask, 0);
1132 gpio_control(platform.button_mask, 0);
1133 platform.button_polarity = gpio_in() & platform.button_mask;
1134 gpio_intpolarity(platform.button_mask, platform.button_polarity);
1135 gpio_setintmask(platform.button_mask, platform.button_mask);
1136
1137 gpio_set_irqenable(1, button_handler);
1138 }
1139
1140 static void unregister_buttons(struct button_t *b)
1141 {
1142 gpio_setintmask(platform.button_mask, 0);
1143
1144 gpio_set_irqenable(0, button_handler);
1145 }
1146
1147
1148 #ifndef LINUX_2_4
1149 static void add_msg(struct event_t *event, char *msg, int argv)
1150 {
1151 char *s;
1152
1153 if (argv)
1154 return;
1155
1156 s = skb_put(event->skb, strlen(msg) + 1);
1157 strcpy(s, msg);
1158 }
1159
1160 static void hotplug_button(struct work_struct *work)
1161 {
1162 struct event_t *event = container_of(work, struct event_t, wq);
1163 char *s;
1164
1165 if (!uevent_sock)
1166 return;
1167
1168 event->skb = alloc_skb(2048, GFP_KERNEL);
1169
1170 s = skb_put(event->skb, strlen(event->action) + 2);
1171 sprintf(s, "%s@", event->action);
1172 fill_event(event);
1173
1174 NETLINK_CB(event->skb).dst_group = 1;
1175 netlink_broadcast(uevent_sock, event->skb, 0, 1, GFP_KERNEL);
1176
1177 kfree(event);
1178 }
1179
1180 #else /* !LINUX_2_4 */
1181 static inline char *kzalloc(unsigned int size, unsigned int gfp)
1182 {
1183 char *p;
1184
1185 p = kmalloc(size, gfp);
1186 if (p == NULL)
1187 return NULL;
1188
1189 memset(p, 0, size);
1190
1191 return p;
1192 }
1193
1194 static void add_msg(struct event_t *event, char *msg, int argv)
1195 {
1196 if (argv)
1197 event->argv[event->anr++] = event->scratch;
1198 else
1199 event->envp[event->enr++] = event->scratch;
1200
1201 event->scratch += sprintf(event->scratch, "%s", msg) + 1;
1202 }
1203
1204 static void hotplug_button(struct event_t *event)
1205 {
1206 char *scratch = kzalloc(256, GFP_KERNEL);
1207 event->scratch = scratch;
1208
1209 add_msg(event, hotplug_path, 1);
1210 add_msg(event, "button", 1);
1211 fill_event(event);
1212 call_usermodehelper (event->argv[0], event->argv, event->envp);
1213 kfree(scratch);
1214 kfree(event);
1215 }
1216 #endif /* !LINUX_2_4 */
1217
1218 static int fill_event (struct event_t *event)
1219 {
1220 static char buf[128];
1221
1222 add_msg(event, "HOME=/", 0);
1223 add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1224 add_msg(event, "SUBSYSTEM=button", 0);
1225 snprintf(buf, 128, "ACTION=%s", event->action);
1226 add_msg(event, buf, 0);
1227 snprintf(buf, 128, "BUTTON=%s", event->name);
1228 add_msg(event, buf, 0);
1229 snprintf(buf, 128, "SEEN=%ld", event->seen);
1230 add_msg(event, buf, 0);
1231 #ifndef LINUX_2_4
1232 snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
1233 add_msg(event, buf, 0);
1234 #endif
1235
1236 return 0;
1237 }
1238
1239
1240 #ifndef LINUX_2_4
1241 static irqreturn_t button_handler(int irq, void *dev_id)
1242 #else
1243 static irqreturn_t button_handler(int irq, void *dev_id, struct pt_regs *regs)
1244 #endif
1245 {
1246 struct button_t *b;
1247 u32 in, changed;
1248
1249 in = gpio_in() & platform.button_mask;
1250 gpio_intpolarity(platform.button_mask, in);
1251 changed = platform.button_polarity ^ in;
1252 platform.button_polarity = in;
1253
1254 changed &= ~gpio_outen(0, 0);
1255
1256 for (b = platform.buttons; b->name; b++) {
1257 struct event_t *event;
1258
1259 if (!(b->gpio & changed)) continue;
1260
1261 b->pressed ^= 1;
1262
1263 if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
1264 event->seen = (jiffies - b->seen)/HZ;
1265 event->name = b->name;
1266 event->action = b->pressed ? "pressed" : "released";
1267 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
1268 INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
1269 #else
1270 INIT_WORK(&event->wq, (void *)(void *)hotplug_button, (void *)event);
1271 #endif
1272 schedule_work(&event->wq);
1273 }
1274
1275 b->seen = jiffies;
1276 }
1277 return IRQ_HANDLED;
1278 }
1279
1280 static void register_leds(struct led_t *l)
1281 {
1282 struct proc_dir_entry *p;
1283 u32 mask = 0;
1284 u32 oe_mask = 0;
1285 u32 val = 0;
1286
1287 leds = proc_mkdir("led", diag);
1288 if (!leds)
1289 return;
1290
1291 for(; l->name; l++) {
1292 if (l->gpio & gpiomask)
1293 continue;
1294
1295 if (l->gpio & GPIO_TYPE_EXTIF) {
1296 l->state = 0;
1297 set_led_extif(l);
1298 } else {
1299 if (l->polarity != INPUT) oe_mask |= l->gpio;
1300 mask |= l->gpio;
1301 val |= (l->polarity == NORMAL)?0:l->gpio;
1302 }
1303
1304 if (l->polarity == INPUT) continue;
1305
1306 if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
1307 l->proc.type = PROC_LED;
1308 l->proc.ptr = l;
1309 p->data = (void *) &l->proc;
1310 p->proc_fops = &diag_proc_fops;
1311 }
1312 }
1313
1314 gpio_outen(mask, oe_mask);
1315 gpio_control(mask, 0);
1316 gpio_out(mask, val);
1317 gpio_setintmask(mask, 0);
1318 }
1319
1320 static void unregister_leds(struct led_t *l)
1321 {
1322 for(; l->name; l++)
1323 remove_proc_entry(l->name, leds);
1324
1325 remove_proc_entry("led", diag);
1326 }
1327
1328 static void set_led_extif(struct led_t *led)
1329 {
1330 gpio_set_extif(led->gpio, led->state);
1331 }
1332
1333 static void led_flash(unsigned long dummy) {
1334 struct led_t *l;
1335 u32 mask = 0;
1336 u8 extif_blink = 0;
1337
1338 for (l = platform.leds; l->name; l++) {
1339 if (l->flash) {
1340 if (l->gpio & GPIO_TYPE_EXTIF) {
1341 extif_blink = 1;
1342 l->state = !l->state;
1343 set_led_extif(l);
1344 } else {
1345 mask |= l->gpio;
1346 }
1347 }
1348 }
1349
1350 mask &= ~gpiomask;
1351 if (mask) {
1352 u32 val = ~gpio_in();
1353
1354 gpio_outen(mask, mask);
1355 gpio_control(mask, 0);
1356 gpio_out(mask, val);
1357 }
1358 if (mask || extif_blink) {
1359 mod_timer(&led_timer, jiffies + FLASH_TIME);
1360 }
1361 }
1362
1363 static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
1364 {
1365 #ifdef LINUX_2_4
1366 struct inode *inode = file->f_dentry->d_inode;
1367 struct proc_dir_entry *dent = inode->u.generic_ip;
1368 #else
1369 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1370 #endif
1371 char *page;
1372 int len = 0;
1373
1374 if ((page = kmalloc(1024, GFP_KERNEL)) == NULL)
1375 return -ENOBUFS;
1376
1377 if (dent->data != NULL) {
1378 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1379 switch (handler->type) {
1380 case PROC_LED: {
1381 struct led_t * led = (struct led_t *) handler->ptr;
1382 if (led->flash) {
1383 len = sprintf(page, "f\n");
1384 } else {
1385 if (led->gpio & GPIO_TYPE_EXTIF) {
1386 len = sprintf(page, "%d\n", led->state);
1387 } else {
1388 u32 in = (gpio_in() & led->gpio ? 1 : 0);
1389 u8 p = (led->polarity == NORMAL ? 0 : 1);
1390 len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
1391 }
1392 }
1393 break;
1394 }
1395 case PROC_MODEL:
1396 len = sprintf(page, "%s\n", platform.name);
1397 break;
1398 case PROC_GPIOMASK:
1399 len = sprintf(page, "0x%04x\n", gpiomask);
1400 break;
1401 }
1402 }
1403 len += 1;
1404
1405 if (*ppos < len) {
1406 len = min_t(int, len - *ppos, count);
1407 if (copy_to_user(buf, (page + *ppos), len)) {
1408 kfree(page);
1409 return -EFAULT;
1410 }
1411 *ppos += len;
1412 } else {
1413 len = 0;
1414 }
1415
1416 kfree(page);
1417 return len;
1418 }
1419
1420
1421 static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
1422 {
1423 #ifdef LINUX_2_4
1424 struct inode *inode = file->f_dentry->d_inode;
1425 struct proc_dir_entry *dent = inode->u.generic_ip;
1426 #else
1427 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1428 #endif
1429 char *page;
1430 int ret = -EINVAL;
1431
1432 if ((page = kmalloc(count + 1, GFP_KERNEL)) == NULL)
1433 return -ENOBUFS;
1434
1435 if (copy_from_user(page, buf, count)) {
1436 kfree(page);
1437 return -EINVAL;
1438 }
1439 page[count] = 0;
1440
1441 if (dent->data != NULL) {
1442 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1443 switch (handler->type) {
1444 case PROC_LED: {
1445 struct led_t *led = (struct led_t *) handler->ptr;
1446 int p = (led->polarity == NORMAL ? 0 : 1);
1447
1448 if (page[0] == 'f') {
1449 led->flash = 1;
1450 led_flash(0);
1451 } else {
1452 led->flash = 0;
1453 if (led->gpio & GPIO_TYPE_EXTIF) {
1454 led->state = p ^ ((page[0] == '1') ? 1 : 0);
1455 set_led_extif(led);
1456 } else {
1457 gpio_outen(led->gpio, led->gpio);
1458 gpio_control(led->gpio, 0);
1459 gpio_out(led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
1460 }
1461 }
1462 break;
1463 }
1464 case PROC_GPIOMASK:
1465 gpiomask = simple_strtoul(page, NULL, 0);
1466
1467 if (platform.buttons) {
1468 unregister_buttons(platform.buttons);
1469 register_buttons(platform.buttons);
1470 }
1471
1472 if (platform.leds) {
1473 unregister_leds(platform.leds);
1474 register_leds(platform.leds);
1475 }
1476 break;
1477 }
1478 ret = count;
1479 }
1480
1481 kfree(page);
1482 return ret;
1483 }
1484
1485 static int __init diag_init(void)
1486 {
1487 static struct proc_dir_entry *p;
1488 static struct platform_t *detected;
1489
1490 detected = platform_detect();
1491 if (!detected) {
1492 printk(MODULE_NAME ": Router model not detected.\n");
1493 return -ENODEV;
1494 }
1495 memcpy(&platform, detected, sizeof(struct platform_t));
1496
1497 printk(MODULE_NAME ": Detected '%s'\n", platform.name);
1498 if (platform.platform_init != NULL) {
1499 platform.platform_init();
1500 }
1501
1502 if (!(diag = proc_mkdir("diag", NULL))) {
1503 printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
1504 return -EINVAL;
1505 }
1506
1507 if ((p = create_proc_entry("model", S_IRUSR, diag))) {
1508 p->data = (void *) &proc_model;
1509 p->proc_fops = &diag_proc_fops;
1510 }
1511
1512 if ((p = create_proc_entry("gpiomask", S_IRUSR | S_IWUSR, diag))) {
1513 p->data = (void *) &proc_gpiomask;
1514 p->proc_fops = &diag_proc_fops;
1515 }
1516
1517 if (platform.buttons)
1518 register_buttons(platform.buttons);
1519
1520 if (platform.leds)
1521 register_leds(platform.leds);
1522
1523 return 0;
1524 }
1525
1526 static void __exit diag_exit(void)
1527 {
1528 del_timer(&led_timer);
1529
1530 if (platform.buttons)
1531 unregister_buttons(platform.buttons);
1532
1533 if (platform.leds)
1534 unregister_leds(platform.leds);
1535
1536 remove_proc_entry("model", diag);
1537 remove_proc_entry("gpiomask", diag);
1538 remove_proc_entry("diag", NULL);
1539 }
1540
1541 module_init(diag_init);
1542 module_exit(diag_exit);
1543
1544 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1545 MODULE_LICENSE("GPL");
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