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fix GPIO pin for G3GV2-VF
[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 #include <linux/workqueue.h>
31 #include <linux/skbuff.h>
32 #include <linux/netlink.h>
33 #include <net/sock.h>
34 extern struct sock *uevent_sock;
35 extern u64 uevent_next_seqnum(void);
36
37 #include "gpio.h"
38 #include "diag.h"
39 #define getvar(str) (nvram_get(str)?:"")
40
41 static inline int startswith (char *source, char *cmp) { return !strncmp(source,cmp,strlen(cmp)); }
42 static int fill_event(struct event_t *);
43 static unsigned int gpiomask = 0;
44 module_param(gpiomask, int, 0644);
45
46 enum {
47 /* Linksys */
48 WAP54GV1,
49 WAP54GV2,
50 WAP54GV3,
51 WRT54GV1,
52 WRT54G,
53 WRTSL54GS,
54 WRT54G3G,
55 WRT54G3GV2_VF,
56 WRT160N,
57 WRT300NV11,
58 WRT350N,
59 WRT600N,
60 WRT600NV11,
61 WRT610N,
62
63 /* ASUS */
64 WLHDD,
65 WL300G,
66 WL320GE,
67 WL330GE,
68 WL500G,
69 WL500GD,
70 WL500GP,
71 WL500GPV2,
72 WL500W,
73 WL520GC,
74 WL520GU,
75 ASUS_4702,
76 WL700GE,
77
78 /* Buffalo */
79 WBR2_G54,
80 WHR_G54S,
81 WHR_HP_G54,
82 WHR_G125,
83 WHR2_A54G54,
84 WLA2_G54L,
85 WZR_G300N,
86 WZR_RS_G54,
87 WZR_RS_G54HP,
88 BUFFALO_UNKNOWN,
89 BUFFALO_UNKNOWN_4710,
90
91 /* Siemens */
92 SE505V1,
93 SE505V2,
94
95 /* US Robotics */
96 USR5461,
97
98 /* Dell */
99 TM2300,
100 TM2300V2,
101
102 /* Motorola */
103 WE800G,
104 WR850GV1,
105 WR850GV2V3,
106 WR850GP,
107
108 /* Belkin */
109 BELKIN_UNKNOWN,
110
111 /* Netgear */
112 WGT634U,
113
114 /* Trendware */
115 TEW411BRPP,
116
117 /* SimpleTech */
118 STI_NAS,
119
120 /* D-Link */
121 DIR130,
122 DIR320,
123 DIR330,
124 DWL3150,
125
126 /* Sitecom */
127 WL105B,
128
129 /* Western Digital */
130 WDNetCenter,
131
132 /* Askey */
133 RT210W,
134
135 /* OvisLink */
136 WL1600GL,
137
138 /* Microsoft */
139 MN700,
140 };
141
142 static void __init bcm4780_init(void) {
143 int pin = 1 << 3;
144
145 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
146 printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
147 gpio_outen(pin, pin);
148 gpio_control(pin, 0);
149 gpio_out(pin, pin);
150
151 /* Wait 5s, so the HDD can spin up */
152 set_current_state(TASK_INTERRUPTIBLE);
153 schedule_timeout(HZ * 5);
154 }
155
156 static void __init NetCenter_init(void) {
157 /* unset pin 6 (+12V) */
158 int pin = 1 << 6;
159 gpio_outen(pin, pin);
160 gpio_control(pin, 0);
161 gpio_out(pin, pin);
162 /* unset pin 1 (turn off red led, blue will light alone if +5V comes up) */
163 pin = 1 << 1;
164 gpio_outen(pin, pin);
165 gpio_control(pin, 0);
166 gpio_out(pin, pin);
167 /* unset pin 3 (+5V) and wait 5 seconds (harddisk spin up) */
168 bcm4780_init();
169 }
170
171 static void __init bcm57xx_init(void) {
172 int pin = 1 << 2;
173
174 /* FIXME: switch comes up, but port mappings/vlans not right */
175 gpio_outen(pin, pin);
176 gpio_control(pin, 0);
177 gpio_out(pin, pin);
178 }
179
180 static struct platform_t __initdata platforms[] = {
181 /* Linksys */
182 [WAP54GV1] = {
183 .name = "Linksys WAP54G V1",
184 .buttons = {
185 { .name = "reset", .gpio = 1 << 0 },
186 },
187 .leds = {
188 { .name = "diag", .gpio = 1 << 3 },
189 { .name = "wlan", .gpio = 1 << 4 },
190 },
191 },
192 [WAP54GV2] = {
193 .name = "Linksys WAP54G V2",
194 .buttons = {
195 { .name = "reset", .gpio = 1 << 0 },
196 },
197 .leds = {
198 { .name = "wlan", .gpio = 1 << 5, .polarity = REVERSE },
199 /* GPIO 6 is b44 (eth0, LAN) PHY power */
200 },
201 },
202 [WAP54GV3] = {
203 .name = "Linksys WAP54G V3",
204 .buttons = {
205 /* FIXME: verify this */
206 { .name = "reset", .gpio = 1 << 7 },
207 { .name = "ses", .gpio = 1 << 0 },
208 },
209 .leds = {
210 /* FIXME: diag? */
211 { .name = "ses", .gpio = 1 << 1 },
212 },
213 },
214 [WRT54GV1] = {
215 .name = "Linksys WRT54G V1.x",
216 .buttons = {
217 { .name = "reset", .gpio = 1 << 6 },
218 },
219 .leds = {
220 { .name = "diag", .gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
221 { .name = "dmz", .gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
222 },
223 },
224 [WRT54G] = {
225 .name = "Linksys WRT54G/GS/GL",
226 .buttons = {
227 { .name = "reset", .gpio = 1 << 6 },
228 { .name = "ses", .gpio = 1 << 4 },
229 },
230 .leds = {
231 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
232 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
233 { .name = "ses_white", .gpio = 1 << 2, .polarity = REVERSE },
234 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
235 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
236 },
237 },
238 [WRTSL54GS] = {
239 .name = "Linksys WRTSL54GS",
240 .buttons = {
241 { .name = "reset", .gpio = 1 << 6 },
242 { .name = "ses", .gpio = 1 << 4 },
243 },
244 .leds = {
245 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
246 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE },
247 { .name = "ses_white", .gpio = 1 << 5, .polarity = REVERSE },
248 { .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
249 },
250 },
251 [WRT54G3G] = {
252 .name = "Linksys WRT54G3G",
253 .buttons = {
254 { .name = "reset", .gpio = 1 << 6 },
255 { .name = "3g", .gpio = 1 << 4 },
256 },
257 .leds = {
258 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
259 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
260 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
261 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
262 { .name = "3g_blink", .gpio = 1 << 5, .polarity = NORMAL },
263 },
264 },
265 [WRT54G3GV2_VF] = {
266 .name = "Linksys WRT54G3GV2-VF",
267 .buttons = {
268 { .name = "reset", .gpio = 1 << 6 },
269 { .name = "3g", .gpio = 1 << 5 },
270 },
271 .leds = {
272 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
273 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
274 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
275 },
276 },
277 [WRT160N] = {
278 .name = "Linksys WRT160N",
279 .buttons = {
280 { .name = "reset", .gpio = 1 << 6 },
281 { .name = "ses", .gpio = 1 << 4 },
282 },
283 .leds = {
284 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
285 { .name = "ses_blue", .gpio = 1 << 5, .polarity = REVERSE },
286 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
287 },
288 },
289 [WRT300NV11] = {
290 .name = "Linksys WRT300N V1.1",
291 .buttons = {
292 { .name = "reset", .gpio = 1 << 6 }, // "Reset" on back panel
293 { .name = "ses", .gpio = 1 << 4 }, // "Reserved" on top panel
294 },
295 .leds = {
296 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // "Power"
297 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // "Security" Amber
298 { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE }, // "Security" Green
299 },
300 .platform_init = bcm57xx_init,
301 },
302 [WRT350N] = {
303 .name = "Linksys WRT350N",
304 .buttons = {
305 { .name = "reset", .gpio = 1 << 6 },
306 { .name = "ses", .gpio = 1 << 8 },
307 },
308 .leds = {
309 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
310 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
311 { .name = "ses_green", .gpio = 1 << 9, .polarity = REVERSE },
312 { .name = "usb_blink", .gpio = 1 << 10, .polarity = REVERSE },
313 { .name = "usb", .gpio = 1 << 11, .polarity = REVERSE },
314 },
315 .platform_init = bcm57xx_init,
316 },
317 [WRT600N] = {
318 .name = "Linksys WRT600N",
319 .buttons = {
320 { .name = "reset", .gpio = 1 << 6 },
321 { .name = "ses", .gpio = 1 << 7 },
322 },
323 .leds = {
324 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
325 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
326 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
327 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
328 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
329 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
330 },
331 .platform_init = bcm57xx_init,
332 },
333 [WRT600NV11] = {
334 .name = "Linksys WRT600N V1.1",
335 .buttons = {
336 { .name = "reset", .gpio = 1 << 6 },
337 { .name = "ses", .gpio = 1 << 7 },
338 },
339 .leds = {
340 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
341 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
342 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
343 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
344 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
345 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
346 },
347 .platform_init = bcm57xx_init,
348 },
349 [WRT610N] = {
350 .name = "Linksys WRT610N",
351 .buttons = {
352 { .name = "reset", .gpio = 1 << 6 },
353 { .name = "ses", .gpio = 1 << 8 },
354 },
355 .leds = {
356 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // Power LED
357 { .name = "usb", .gpio = 1 << 0, .polarity = REVERSE }, // USB LED
358 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // WiFi protected setup LED amber
359 { .name = "ses_blue", .gpio = 1 << 9, .polarity = REVERSE }, // WiFi protected setup LED blue
360 },
361 },
362 /* Asus */
363 [WLHDD] = {
364 .name = "ASUS WL-HDD",
365 .buttons = {
366 { .name = "reset", .gpio = 1 << 6 },
367 },
368 .leds = {
369 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
370 { .name = "usb", .gpio = 1 << 2, .polarity = REVERSE },
371 },
372 },
373 [WL300G] = {
374 .name = "ASUS WL-300g",
375 .buttons = {
376 { .name = "reset", .gpio = 1 << 6 },
377 },
378 .leds = {
379 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
380 },
381 },
382 [WL320GE] = {
383 .name = "ASUS WL-320gE/WL-320gP",
384 .buttons = {
385 { .name = "reset", .gpio = 1 << 6 },
386 },
387 .leds = {
388 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
389 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE },
390 { .name = "link", .gpio = 1 << 11, .polarity = REVERSE },
391 },
392 },
393 [WL330GE] = {
394 .name = "ASUS WL-330gE",
395 .buttons = {
396 { .name = "reset", .gpio = 1 << 2 },
397 },
398 .leds = {
399 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
400 },
401 },
402 [WL500G] = {
403 .name = "ASUS WL-500g",
404 .buttons = {
405 { .name = "reset", .gpio = 1 << 6 },
406 },
407 .leds = {
408 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
409 },
410 },
411 [WL500GD] = {
412 .name = "ASUS WL-500g Deluxe",
413 .buttons = {
414 { .name = "reset", .gpio = 1 << 6 },
415 },
416 .leds = {
417 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
418 },
419 },
420 [WL500GP] = {
421 .name = "ASUS WL-500g Premium",
422 .buttons = {
423 { .name = "reset", .gpio = 1 << 0 },
424 { .name = "ses", .gpio = 1 << 4 },
425 },
426 .leds = {
427 { .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
428 },
429 },
430 [WL500GPV2] = {
431 .name = "ASUS WL-500g Premium V2",
432 .buttons = {
433 { .name = "reset", .gpio = 1 << 2 },
434 { .name = "ses", .gpio = 1 << 3 },
435 },
436 .leds = {
437 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
438 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
439 },
440 },
441 [WL500W] = {
442 .name = "ASUS WL-500W",
443 .buttons = {
444 { .name = "reset", .gpio = 1 << 6 },
445 { .name = "ses", .gpio = 1 << 7 },
446 },
447 .leds = {
448 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
449 },
450 },
451 [WL520GC] = {
452 .name = "ASUS WL-520GC",
453 .buttons = {
454 { .name = "reset", .gpio = 1 << 2 },
455 { .name = "ses", .gpio = 1 << 3 },
456 },
457 .leds = {
458 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
459 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
460 },
461 },
462 [WL520GU] = {
463 .name = "ASUS WL-520gU",
464 .buttons = {
465 { .name = "reset", .gpio = 1 << 2 },
466 { .name = "ses", .gpio = 1 << 3 },
467 },
468 .leds = {
469 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
470 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
471 },
472 },
473 [ASUS_4702] = {
474 .name = "ASUS (unknown, BCM4702)",
475 .buttons = {
476 { .name = "reset", .gpio = 1 << 6 },
477 },
478 .leds = {
479 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
480 },
481 },
482 [WL700GE] = {
483 .name = "ASUS WL-700gE",
484 .buttons = {
485 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
486 { .name = "ses", .gpio = 1 << 4 }, // on back, actual name ezsetup
487 { .name = "power", .gpio = 1 << 0 }, // on front
488 { .name = "copy", .gpio = 1 << 6 }, // on front
489 },
490 .leds = {
491 #if 0
492 // GPIO that controls power led also enables/disables some essential functions
493 // - power to HDD
494 // - switch leds
495 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL }, // actual name power
496 #endif
497 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
498 },
499 .platform_init = bcm4780_init,
500 },
501 /* Buffalo */
502 [WHR_G54S] = {
503 .name = "Buffalo WHR-G54S",
504 .buttons = {
505 { .name = "reset", .gpio = 1 << 4 },
506 { .name = "bridge", .gpio = 1 << 5 },
507 { .name = "ses", .gpio = 1 << 0 },
508 },
509 .leds = {
510 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
511 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
512 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
513 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
514 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
515 },
516 },
517 [WBR2_G54] = {
518 .name = "Buffalo WBR2-G54",
519 /* FIXME: verify */
520 .buttons = {
521 { .name = "reset", .gpio = 1 << 7 },
522 },
523 .leds = {
524 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
525 },
526 },
527 [WHR_HP_G54] = {
528 .name = "Buffalo WHR-HP-G54",
529 .buttons = {
530 { .name = "reset", .gpio = 1 << 4 },
531 { .name = "bridge", .gpio = 1 << 5 },
532 { .name = "ses", .gpio = 1 << 0 },
533 },
534 .leds = {
535 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
536 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
537 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
538 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
539 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
540 },
541 },
542 [WHR_G125] = {
543 .name = "Buffalo WHR-G125",
544 .buttons = {
545 { .name = "reset", .gpio = 1 << 4 },
546 { .name = "bridge", .gpio = 1 << 5 },
547 { .name = "ses", .gpio = 1 << 0 },
548 },
549 .leds = {
550 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
551 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
552 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
553 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
554 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
555 },
556 },
557 [WHR2_A54G54] = {
558 .name = "Buffalo WHR2-A54G54",
559 .buttons = {
560 { .name = "reset", .gpio = 1 << 4 },
561 },
562 .leds = {
563 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
564 },
565 },
566 [WLA2_G54L] = {
567 .name = "Buffalo WLA2-G54L",
568 /* FIXME: verify */
569 .buttons = {
570 { .name = "reset", .gpio = 1 << 7 },
571 },
572 .leds = {
573 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
574 },
575 },
576 [WZR_G300N] = {
577 .name = "Buffalo WZR-G300N",
578 .buttons = {
579 { .name = "reset", .gpio = 1 << 4 },
580 },
581 .leds = {
582 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
583 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
584 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
585 },
586 },
587 [WZR_RS_G54] = {
588 .name = "Buffalo WZR-RS-G54",
589 .buttons = {
590 { .name = "ses", .gpio = 1 << 0 },
591 { .name = "reset", .gpio = 1 << 4 },
592 },
593 .leds = {
594 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
595 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
596 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
597 },
598 },
599 [WZR_RS_G54HP] = {
600 .name = "Buffalo WZR-RS-G54HP",
601 .buttons = {
602 { .name = "ses", .gpio = 1 << 0 },
603 { .name = "reset", .gpio = 1 << 4 },
604 },
605 .leds = {
606 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
607 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
608 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
609 },
610 },
611 [BUFFALO_UNKNOWN] = {
612 .name = "Buffalo (unknown)",
613 .buttons = {
614 { .name = "reset", .gpio = 1 << 7 },
615 },
616 .leds = {
617 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
618 },
619 },
620 [BUFFALO_UNKNOWN_4710] = {
621 .name = "Buffalo (unknown, BCM4710)",
622 .buttons = {
623 { .name = "reset", .gpio = 1 << 4 },
624 },
625 .leds = {
626 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
627 },
628 },
629 /* Siemens */
630 [SE505V1] = {
631 .name = "Siemens SE505 V1",
632 .buttons = {
633 /* No usable buttons */
634 },
635 .leds = {
636 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
637 { .name = "dmz", .gpio = 1 << 4, .polarity = REVERSE }, // actual name WWW
638 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
639 },
640 },
641 [SE505V2] = {
642 .name = "Siemens SE505 V2",
643 .buttons = {
644 /* No usable buttons */
645 },
646 .leds = {
647 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
648 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE }, // actual name WWW
649 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
650 },
651 },
652 /* US Robotics */
653 [USR5461] = {
654 .name = "U.S. Robotics USR5461",
655 .buttons = {
656 /* No usable buttons */
657 },
658 .leds = {
659 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
660 { .name = "printer", .gpio = 1 << 1, .polarity = REVERSE },
661 },
662 },
663 /* Dell */
664 [TM2300] = {
665 .name = "Dell TrueMobile 2300",
666 .buttons = {
667 { .name = "reset", .gpio = 1 << 0 },
668 },
669 .leds = {
670 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
671 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
672 },
673 },
674 [TM2300V2] = {
675 .name = "Dell TrueMobile 2300 v2",
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 /* Motorola */
685 [WE800G] = {
686 .name = "Motorola WE800G",
687 .buttons = {
688 { .name = "reset", .gpio = 1 << 0 },
689 },
690 .leds = {
691 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
692 { .name = "diag", .gpio = 1 << 2, .polarity = REVERSE },
693 { .name = "wlan_amber", .gpio = 1 << 1, .polarity = NORMAL },
694 },
695 },
696 [WR850GV1] = {
697 .name = "Motorola WR850G V1",
698 .buttons = {
699 { .name = "reset", .gpio = 1 << 0 },
700 },
701 .leds = {
702 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
703 { .name = "diag", .gpio = 1 << 3, .polarity = REVERSE },
704 { .name = "dmz", .gpio = 1 << 6, .polarity = NORMAL },
705 { .name = "wlan_red", .gpio = 1 << 5, .polarity = REVERSE },
706 { .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
707 },
708 },
709 [WR850GV2V3] = {
710 .name = "Motorola WR850G V2/V3",
711 .buttons = {
712 { .name = "reset", .gpio = 1 << 5 },
713 },
714 .leds = {
715 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
716 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
717 { .name = "wan", .gpio = 1 << 6, .polarity = INPUT },
718 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
719 },
720 },
721 [WR850GP] = {
722 .name = "Motorola WR850GP",
723 .buttons = {
724 { .name = "reset", .gpio = 1 << 5 },
725 },
726 .leds = {
727 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
728 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
729 { .name = "dmz", .gpio = 1 << 6, .polarity = REVERSE },
730 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
731 },
732 },
733
734 /* Belkin */
735 [BELKIN_UNKNOWN] = {
736 .name = "Belkin (unknown)",
737 /* FIXME: verify & add detection */
738 .buttons = {
739 { .name = "reset", .gpio = 1 << 7 },
740 },
741 .leds = {
742 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL },
743 { .name = "wlan", .gpio = 1 << 3, .polarity = NORMAL },
744 { .name = "connected", .gpio = 1 << 0, .polarity = NORMAL },
745 },
746 },
747 /* Netgear */
748 [WGT634U] = {
749 .name = "Netgear WGT634U",
750 .buttons = {
751 { .name = "reset", .gpio = 1 << 2 },
752 },
753 .leds = {
754 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL },
755 },
756 },
757 /* Trendware */
758 [TEW411BRPP] = {
759 .name = "Trendware TEW411BRP+",
760 .buttons = {
761 { /* No usable buttons */ },
762 },
763 .leds = {
764 { .name = "power", .gpio = 1 << 7, .polarity = NORMAL },
765 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL },
766 { .name = "bridge", .gpio = 1 << 6, .polarity = NORMAL },
767 },
768 },
769 /* SimpleTech */
770 [STI_NAS] = {
771 .name = "SimpleTech SimpleShare NAS",
772 .buttons = {
773 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
774 { .name = "power", .gpio = 1 << 0 }, // on back
775 },
776 .leds = {
777 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
778 },
779 .platform_init = bcm4780_init,
780 },
781 /* D-Link */
782 [DIR130] = {
783 .name = "D-Link DIR-130",
784 .buttons = {
785 { .name = "reset", .gpio = 1 << 3},
786 { .name = "reserved", .gpio = 1 << 7},
787 },
788 .leds = {
789 { .name = "diag", .gpio = 1 << 0},
790 { .name = "blue", .gpio = 1 << 6},
791 },
792 },
793 [DIR320] = {
794 .name = "D-Link DIR-320",
795 .buttons = {
796 { .name = "reserved", .gpio = 1 << 6},
797 { .name = "reset", .gpio = 1 << 7},
798 },
799 .leds = {
800 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
801 { .name = "diag", .gpio = 1 << 1, .polarity = NORMAL }, /* "status led */
802 { .name = "red", .gpio = 1 << 3, .polarity = REVERSE },
803 { .name = "blue", .gpio = 1 << 4, .polarity = REVERSE },
804 { .name = "usb", .gpio = 1 << 5, .polarity = NORMAL },
805 },
806 },
807 [DIR330] = {
808 .name = "D-Link DIR-330",
809 .buttons = {
810 { .name = "reset", .gpio = 1 << 3},
811 { .name = "reserved", .gpio = 1 << 7},
812 },
813 .leds = {
814 { .name = "diag", .gpio = 1 << 0},
815 { .name = "usb", .gpio = 1 << 4},
816 { .name = "blue", .gpio = 1 << 6},
817 },
818 },
819 [DWL3150] = {
820 .name = "D-Link DWL-3150",
821 .buttons = {
822 { .name = "reset", .gpio = 1 << 7},
823 },
824 .leds = {
825 { .name = "diag", .gpio = 1 << 2},
826 { .name = "status", .gpio = 1 << 1},
827 },
828 },
829 /* Double check */
830 [WL105B] = {
831 .name = "Sitecom WL-105b",
832 .buttons = {
833 { .name = "reset", .gpio = 1 << 10},
834 },
835 .leds = {
836 { .name = "wlan", .gpio = 1 << 4},
837 { .name = "power", .gpio = 1 << 3},
838 },
839 },
840 /* Western Digital Net Center */
841 [WDNetCenter] = {
842 .name = "Western Digital NetCenter",
843 .buttons = {
844 { .name = "power", .gpio = 1 << 0},
845 { .name = "reset", .gpio = 1 << 7},
846 },
847 .platform_init = NetCenter_init,
848 },
849 /* Askey (and clones) */
850 [RT210W] = {
851 .name = "Askey RT210W",
852 .buttons = {
853 /* Power button is hard-wired to hardware reset */
854 /* but is also connected to GPIO 7 (probably for bootloader recovery) */
855 { .name = "power", .gpio = 1 << 7},
856 },
857 .leds = {
858 /* These were verified and named based on Belkin F5D4230-4 v1112 */
859 { .name = "connected", .gpio = 1 << 0, .polarity = REVERSE },
860 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
861 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
862 },
863 },
864 [WL1600GL] = {
865 .name = "OvisLink WL-1600GL",
866 .buttons = {
867 { .name = "reset", .gpio = 1 << 3 },
868 { .name = "ses", .gpio = 1 << 4 },
869 },
870 .leds = {
871 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
872 { .name = "wps", .gpio = 1 << 2, .polarity = REVERSE },
873 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
874 { .name = "connected", .gpio = 1 << 0, .polarity = REVERSE },
875 },
876 },
877 /* Microsoft */
878 [MN700] = {
879 .name = "Microsoft MN-700",
880 .buttons = {
881 { .name = "reset", .gpio = 1 << 7 },
882 },
883 .leds = {
884 { .name = "power", .gpio = 1 << 6, .polarity = NORMAL },
885 },
886 },
887 };
888
889 static struct platform_t __init *platform_detect(void)
890 {
891 char *boardnum, *boardtype, *buf;
892
893 if (strcmp(getvar("nvram_type"), "cfe") == 0)
894 return &platforms[WGT634U];
895
896 /* Look for a model identifier */
897
898 /* Based on "model_name" */
899 if ((buf = nvram_get("model_name"))) {
900 if (!strcmp(buf, "DIR-130"))
901 return &platforms[DIR130];
902 if (!strcmp(buf, "DIR-330"))
903 return &platforms[DIR330];
904 }
905
906 /* Based on "wsc_modelname */
907 if ((buf = nvram_get("wsc_modelname"))) {
908 if (!strcmp(buf, "WRT610N"))
909 return &platforms[WRT610N];
910 }
911
912 /* Based on "model_no" */
913 if ((buf = nvram_get("model_no"))) {
914 if (startswith(buf,"WL700")) /* WL700* */
915 return &platforms[WL700GE];
916 }
917
918 /* Based on "hardware_version" */
919 if ((buf = nvram_get("hardware_version"))) {
920 if (startswith(buf,"WL500GPV2-")) /* WL500GPV2-* */
921 return &platforms[WL500GPV2];
922 if (startswith(buf,"WL520GC-")) /* WL520GU-* */
923 return &platforms[WL520GC];
924 if (startswith(buf,"WL520GU-")) /* WL520GU-* */
925 return &platforms[WL520GU];
926 if (startswith(buf,"WL330GE-")) /* WL330GE-* */
927 return &platforms[WL330GE];
928 }
929
930 /* Based on "ModelId" */
931 if ((buf = nvram_get("ModelId"))) {
932 if (!strcmp(buf, "WR850GP"))
933 return &platforms[WR850GP];
934 if (!strcmp(buf, "WR850G"))
935 return &platforms[WR850GV2V3];
936 if (!strcmp(buf, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
937 return &platforms[TM2300]; /* Dell TrueMobile 2300 */
938 if (startswith(buf,"WE800G")) /* WE800G* */
939 return &platforms[WE800G];
940 }
941
942 /* Buffalo */
943 if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
944 /* Buffalo hardware, check id for specific hardware matches */
945 if (!strcmp(buf, "29bb0332"))
946 return &platforms[WBR2_G54];
947 if (!strcmp(buf, "29129"))
948 return &platforms[WLA2_G54L];
949 if (!strcmp(buf, "30189"))
950 return &platforms[WHR_HP_G54];
951 if (!strcmp(buf, "32093"))
952 return &platforms[WHR_G125];
953 if (!strcmp(buf, "30182"))
954 return &platforms[WHR_G54S];
955 if (!strcmp(buf, "290441dd"))
956 return &platforms[WHR2_A54G54];
957 if (!strcmp(buf, "31120"))
958 return &platforms[WZR_G300N];
959 if (!strcmp(buf, "30083"))
960 return &platforms[WZR_RS_G54];
961 if (!strcmp(buf, "30103"))
962 return &platforms[WZR_RS_G54HP];
963 }
964
965 /* no easy model number, attempt to guess */
966 boardnum = getvar("boardnum");
967 boardtype = getvar("boardtype");
968
969 if (!strcmp(boardnum, "20070615")) { /* Linksys WRT600N v1/V1.1 */
970 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
971 return &platforms[WRT600NV11];
972
973 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0"))
974 return &platforms[WRT600N];
975 }
976
977 if (startswith(getvar("pmon_ver"), "CFE")) {
978 /* CFE based - newer hardware */
979 if (!strcmp(boardnum, "42")) { /* Linksys */
980 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("boot_hw_model"), "WRT300N") && !strcmp(getvar("boot_hw_ver"), "1.1"))
981 return &platforms[WRT300NV11];
982
983 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
984 return &platforms[WRT350N];
985
986 if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
987 return &platforms[WRT54G3G];
988
989 if (!strcmp(boardtype, "0x042f") && !strcmp(getvar("model_name"), "WRT54G3GV2-VF"))
990 return &platforms[WRT54G3GV2_VF];
991
992 if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
993 return &platforms[WRTSL54GS];
994
995 if (!strcmp(boardtype, "0x0472"))
996 return &platforms[WRT160N];
997
998 /* default to WRT54G */
999 return &platforms[WRT54G];
1000 }
1001 if (!strcmp(boardnum, "1024") && !strcmp(boardtype, "0x0446"))
1002 return &platforms[WAP54GV2];
1003
1004 if (!strcmp(boardnum, "8") && !strcmp(boardtype, "0x048e"))
1005 return &platforms[WL1600GL];
1006
1007
1008 if (!strcmp(boardnum, "44") || !strcmp(boardnum, "44\r")) {
1009 if (!strcmp(boardtype,"0x0101") || !strcmp(boardtype, "0x0101\r"))
1010 return &platforms[TM2300V2]; /* Dell TrueMobile 2300 v2 */
1011 }
1012
1013 if (!strcmp(boardnum, "45")) { /* ASUS */
1014 if (!strcmp(boardtype,"0x042f"))
1015 return &platforms[WL500GP];
1016 else if (!strcmp(boardtype,"0x0472"))
1017 return &platforms[WL500W];
1018 else if (!strcmp(boardtype,"0x467"))
1019 return &platforms[WL320GE];
1020 else
1021 return &platforms[WL500GD];
1022 }
1023
1024 if (!strcmp(boardnum, "10496"))
1025 return &platforms[USR5461];
1026
1027 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
1028 return &platforms[SE505V2];
1029
1030 if (!strcmp(boardtype, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
1031 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
1032 return &platforms[DIR320];
1033
1034 if (!strncmp(boardnum, "TH",2) && !strcmp(boardtype,"0x042f")) {
1035 return &platforms[WDNetCenter];
1036 }
1037
1038 } else { /* PMON based - old stuff */
1039 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
1040 (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
1041 return &platforms[WR850GV1];
1042 }
1043 if (startswith(boardtype, "bcm94710dev")) {
1044 if (!strcmp(boardnum, "42"))
1045 return &platforms[WRT54GV1];
1046 if (simple_strtoul(boardnum, NULL, 0) == 2)
1047 return &platforms[WAP54GV1];
1048 }
1049 /* MN-700 has also hardware_version 'WL500-...', so use boardnum */
1050 if (startswith(getvar("hardware_version"), "WL500-")) {
1051 if (!strcmp(getvar("boardnum"), "mn700"))
1052 return &platforms[MN700];
1053 else
1054 return &platforms[WL500G];
1055 }
1056 if (startswith(getvar("hardware_version"), "WL300-")) {
1057 /* Either WL-300g or WL-HDD, do more extensive checks */
1058 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1059 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
1060 return &platforms[WLHDD];
1061 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1062 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
1063 return &platforms[WL300G];
1064 }
1065 /* Sitecom WL-105b */
1066 if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
1067 return &platforms[WL105B];
1068
1069 /* unknown asus stuff, probably bcm4702 */
1070 if (startswith(boardnum, "asusX"))
1071 return &platforms[ASUS_4702];
1072
1073 /* bcm4702 based Askey RT210W clones, Including:
1074 * Askey RT210W (duh?)
1075 * Siemens SE505v1
1076 * Belkin F5D7230-4 before version v1444 (MiniPCI slot, not integrated)
1077 */
1078 if (!strcmp(boardtype,"bcm94710r4")
1079 && !strcmp(boardnum ,"100")
1080 && !strcmp(getvar("pmon_ver"),"v1.03.12.bk")
1081 ){
1082 return &platforms[RT210W];
1083 }
1084 }
1085
1086 if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
1087 if (startswith(boardtype, "bcm94710ap"))
1088 return &platforms[BUFFALO_UNKNOWN_4710];
1089 else
1090 return &platforms[BUFFALO_UNKNOWN];
1091 }
1092
1093 if (startswith(getvar("CFEver"), "MotoWRv2") ||
1094 startswith(getvar("CFEver"), "MotoWRv3") ||
1095 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
1096
1097 return &platforms[WR850GV2V3];
1098 }
1099
1100 if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
1101 return &platforms[TEW411BRPP];
1102 }
1103
1104 if (startswith(boardnum, "04FN52")) /* SimpleTech SimpleShare */
1105 return &platforms[STI_NAS];
1106
1107 if (!strcmp(getvar("boardnum"), "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
1108 return &platforms[DWL3150];
1109
1110 /* not found */
1111 return NULL;
1112 }
1113
1114 static void register_buttons(struct button_t *b)
1115 {
1116 for (; b->name; b++)
1117 platform.button_mask |= b->gpio;
1118
1119 platform.button_mask &= ~gpiomask;
1120
1121 gpio_outen(platform.button_mask, 0);
1122 gpio_control(platform.button_mask, 0);
1123 platform.button_polarity = gpio_in() & platform.button_mask;
1124 gpio_intpolarity(platform.button_mask, platform.button_polarity);
1125 gpio_setintmask(platform.button_mask, platform.button_mask);
1126
1127 gpio_set_irqenable(1, button_handler);
1128 }
1129
1130 static void unregister_buttons(struct button_t *b)
1131 {
1132 gpio_setintmask(platform.button_mask, 0);
1133
1134 gpio_set_irqenable(0, button_handler);
1135 }
1136
1137
1138 static void add_msg(struct event_t *event, char *msg, int argv)
1139 {
1140 char *s;
1141
1142 if (argv)
1143 return;
1144
1145 s = skb_put(event->skb, strlen(msg) + 1);
1146 strcpy(s, msg);
1147 }
1148
1149 static void hotplug_button(struct work_struct *work)
1150 {
1151 struct event_t *event = container_of(work, struct event_t, wq);
1152 char *s;
1153
1154 if (!uevent_sock)
1155 return;
1156
1157 event->skb = alloc_skb(2048, GFP_KERNEL);
1158
1159 s = skb_put(event->skb, strlen(event->action) + 2);
1160 sprintf(s, "%s@", event->action);
1161 fill_event(event);
1162
1163 NETLINK_CB(event->skb).dst_group = 1;
1164 netlink_broadcast(uevent_sock, event->skb, 0, 1, GFP_KERNEL);
1165
1166 kfree(event);
1167 }
1168
1169
1170 static int fill_event (struct event_t *event)
1171 {
1172 static char buf[128];
1173
1174 add_msg(event, "HOME=/", 0);
1175 add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1176 add_msg(event, "SUBSYSTEM=button", 0);
1177 snprintf(buf, 128, "ACTION=%s", event->action);
1178 add_msg(event, buf, 0);
1179 snprintf(buf, 128, "BUTTON=%s", event->name);
1180 add_msg(event, buf, 0);
1181 snprintf(buf, 128, "SEEN=%ld", event->seen);
1182 add_msg(event, buf, 0);
1183 snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
1184 add_msg(event, buf, 0);
1185
1186 return 0;
1187 }
1188
1189
1190 static irqreturn_t button_handler(int irq, void *dev_id)
1191 {
1192 struct button_t *b;
1193 u32 in, changed;
1194
1195 in = gpio_in() & platform.button_mask;
1196 gpio_intpolarity(platform.button_mask, in);
1197 changed = platform.button_polarity ^ in;
1198 platform.button_polarity = in;
1199
1200 changed &= ~gpio_outen(0, 0);
1201
1202 for (b = platform.buttons; b->name; b++) {
1203 struct event_t *event;
1204
1205 if (!(b->gpio & changed)) continue;
1206
1207 b->pressed ^= 1;
1208
1209 if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
1210 event->seen = (jiffies - b->seen)/HZ;
1211 event->name = b->name;
1212 event->action = b->pressed ? "pressed" : "released";
1213 INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
1214 schedule_work(&event->wq);
1215 }
1216
1217 b->seen = jiffies;
1218 }
1219 return IRQ_HANDLED;
1220 }
1221
1222 static void register_leds(struct led_t *l)
1223 {
1224 struct proc_dir_entry *p;
1225 u32 mask = 0;
1226 u32 oe_mask = 0;
1227 u32 val = 0;
1228
1229 leds = proc_mkdir("led", diag);
1230 if (!leds)
1231 return;
1232
1233 for(; l->name; l++) {
1234 if (l->gpio & gpiomask)
1235 continue;
1236
1237 if (l->gpio & GPIO_TYPE_EXTIF) {
1238 l->state = 0;
1239 set_led_extif(l);
1240 } else {
1241 if (l->polarity != INPUT) oe_mask |= l->gpio;
1242 mask |= l->gpio;
1243 val |= (l->polarity == NORMAL)?0:l->gpio;
1244 }
1245
1246 if (l->polarity == INPUT) continue;
1247
1248 if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
1249 l->proc.type = PROC_LED;
1250 l->proc.ptr = l;
1251 p->data = (void *) &l->proc;
1252 p->proc_fops = &diag_proc_fops;
1253 }
1254 }
1255
1256 gpio_outen(mask, oe_mask);
1257 gpio_control(mask, 0);
1258 gpio_out(mask, val);
1259 gpio_setintmask(mask, 0);
1260 }
1261
1262 static void unregister_leds(struct led_t *l)
1263 {
1264 for(; l->name; l++)
1265 remove_proc_entry(l->name, leds);
1266
1267 remove_proc_entry("led", diag);
1268 }
1269
1270 static void set_led_extif(struct led_t *led)
1271 {
1272 gpio_set_extif(led->gpio, led->state);
1273 }
1274
1275 static void led_flash(unsigned long dummy) {
1276 struct led_t *l;
1277 u32 mask = 0;
1278 u8 extif_blink = 0;
1279
1280 for (l = platform.leds; l->name; l++) {
1281 if (l->flash) {
1282 if (l->gpio & GPIO_TYPE_EXTIF) {
1283 extif_blink = 1;
1284 l->state = !l->state;
1285 set_led_extif(l);
1286 } else {
1287 mask |= l->gpio;
1288 }
1289 }
1290 }
1291
1292 mask &= ~gpiomask;
1293 if (mask) {
1294 u32 val = ~gpio_in();
1295
1296 gpio_outen(mask, mask);
1297 gpio_control(mask, 0);
1298 gpio_out(mask, val);
1299 }
1300 if (mask || extif_blink) {
1301 mod_timer(&led_timer, jiffies + FLASH_TIME);
1302 }
1303 }
1304
1305 static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
1306 {
1307 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1308 char *page;
1309 int len = 0;
1310
1311 if ((page = kmalloc(1024, GFP_KERNEL)) == NULL)
1312 return -ENOBUFS;
1313
1314 if (dent->data != NULL) {
1315 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1316 switch (handler->type) {
1317 case PROC_LED: {
1318 struct led_t * led = (struct led_t *) handler->ptr;
1319 if (led->flash) {
1320 len = sprintf(page, "f\n");
1321 } else {
1322 if (led->gpio & GPIO_TYPE_EXTIF) {
1323 len = sprintf(page, "%d\n", led->state);
1324 } else {
1325 u32 in = (gpio_in() & led->gpio ? 1 : 0);
1326 u8 p = (led->polarity == NORMAL ? 0 : 1);
1327 len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
1328 }
1329 }
1330 break;
1331 }
1332 case PROC_MODEL:
1333 len = sprintf(page, "%s\n", platform.name);
1334 break;
1335 case PROC_GPIOMASK:
1336 len = sprintf(page, "0x%04x\n", gpiomask);
1337 break;
1338 }
1339 }
1340 len += 1;
1341
1342 if (*ppos < len) {
1343 len = min_t(int, len - *ppos, count);
1344 if (copy_to_user(buf, (page + *ppos), len)) {
1345 kfree(page);
1346 return -EFAULT;
1347 }
1348 *ppos += len;
1349 } else {
1350 len = 0;
1351 }
1352
1353 kfree(page);
1354 return len;
1355 }
1356
1357
1358 static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
1359 {
1360 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1361 char *page;
1362 int ret = -EINVAL;
1363
1364 if ((page = kmalloc(count + 1, GFP_KERNEL)) == NULL)
1365 return -ENOBUFS;
1366
1367 if (copy_from_user(page, buf, count)) {
1368 kfree(page);
1369 return -EINVAL;
1370 }
1371 page[count] = 0;
1372
1373 if (dent->data != NULL) {
1374 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1375 switch (handler->type) {
1376 case PROC_LED: {
1377 struct led_t *led = (struct led_t *) handler->ptr;
1378 int p = (led->polarity == NORMAL ? 0 : 1);
1379
1380 if (page[0] == 'f') {
1381 led->flash = 1;
1382 led_flash(0);
1383 } else {
1384 led->flash = 0;
1385 if (led->gpio & GPIO_TYPE_EXTIF) {
1386 led->state = p ^ ((page[0] == '1') ? 1 : 0);
1387 set_led_extif(led);
1388 } else {
1389 gpio_outen(led->gpio, led->gpio);
1390 gpio_control(led->gpio, 0);
1391 gpio_out(led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
1392 }
1393 }
1394 break;
1395 }
1396 case PROC_GPIOMASK:
1397 gpiomask = simple_strtoul(page, NULL, 0);
1398
1399 if (platform.buttons) {
1400 unregister_buttons(platform.buttons);
1401 register_buttons(platform.buttons);
1402 }
1403
1404 if (platform.leds) {
1405 unregister_leds(platform.leds);
1406 register_leds(platform.leds);
1407 }
1408 break;
1409 }
1410 ret = count;
1411 }
1412
1413 kfree(page);
1414 return ret;
1415 }
1416
1417 static int __init diag_init(void)
1418 {
1419 static struct proc_dir_entry *p;
1420 static struct platform_t *detected;
1421
1422 detected = platform_detect();
1423 if (!detected) {
1424 printk(MODULE_NAME ": Router model not detected.\n");
1425 return -ENODEV;
1426 }
1427 memcpy(&platform, detected, sizeof(struct platform_t));
1428
1429 printk(MODULE_NAME ": Detected '%s'\n", platform.name);
1430 if (platform.platform_init != NULL) {
1431 platform.platform_init();
1432 }
1433
1434 if (!(diag = proc_mkdir("diag", NULL))) {
1435 printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
1436 return -EINVAL;
1437 }
1438
1439 if ((p = create_proc_entry("model", S_IRUSR, diag))) {
1440 p->data = (void *) &proc_model;
1441 p->proc_fops = &diag_proc_fops;
1442 }
1443
1444 if ((p = create_proc_entry("gpiomask", S_IRUSR | S_IWUSR, diag))) {
1445 p->data = (void *) &proc_gpiomask;
1446 p->proc_fops = &diag_proc_fops;
1447 }
1448
1449 if (platform.buttons)
1450 register_buttons(platform.buttons);
1451
1452 if (platform.leds)
1453 register_leds(platform.leds);
1454
1455 return 0;
1456 }
1457
1458 static void __exit diag_exit(void)
1459 {
1460 del_timer(&led_timer);
1461
1462 if (platform.buttons)
1463 unregister_buttons(platform.buttons);
1464
1465 if (platform.leds)
1466 unregister_leds(platform.leds);
1467
1468 remove_proc_entry("model", diag);
1469 remove_proc_entry("gpiomask", diag);
1470 remove_proc_entry("diag", NULL);
1471 }
1472
1473 module_init(diag_init);
1474 module_exit(diag_exit);
1475
1476 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1477 MODULE_LICENSE("GPL");
OpenWrt Source Repository