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[package] add western digital netcenter support to broadcom-diag (#6124)
[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 WRT300NV11,
65 WRT350N,
66 WRT600N,
67 WRT600NV11,
68 WRT610N,
69
70 /* ASUS */
71 WLHDD,
72 WL300G,
73 WL320GE,
74 WL330GE,
75 WL500G,
76 WL500GD,
77 WL500GP,
78 WL500GPV2,
79 WL500W,
80 WL520GC,
81 WL520GU,
82 ASUS_4702,
83 WL700GE,
84
85 /* Buffalo */
86 WBR2_G54,
87 WHR_G54S,
88 WHR_HP_G54,
89 WHR_G125,
90 WHR2_A54G54,
91 WLA2_G54L,
92 WZR_G300N,
93 WZR_RS_G54,
94 WZR_RS_G54HP,
95 BUFFALO_UNKNOWN,
96 BUFFALO_UNKNOWN_4710,
97
98 /* Siemens */
99 SE505V1,
100 SE505V2,
101
102 /* US Robotics */
103 USR5461,
104
105 /* Dell */
106 TM2300,
107 TM2300V2,
108
109 /* Motorola */
110 WE800G,
111 WR850GV1,
112 WR850GV2V3,
113 WR850GP,
114
115 /* Belkin */
116 BELKIN_UNKNOWN,
117
118 /* Netgear */
119 WGT634U,
120
121 /* Trendware */
122 TEW411BRPP,
123
124 /* SimpleTech */
125 STI_NAS,
126
127 /* D-Link */
128 DIR130,
129 DIR320,
130 DIR330,
131 DWL3150,
132
133 /* Sitecom */
134 WL105B,
135
136 /* Western Digital */
137 WDNetCenter,
138
139 /* Askey */
140 RT210W,
141 };
142
143 static void __init bcm4780_init(void) {
144 int pin = 1 << 3;
145
146 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
147 printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
148 gpio_outen(pin, pin);
149 gpio_control(pin, 0);
150 gpio_out(pin, pin);
151
152 /* Wait 5s, so the HDD can spin up */
153 set_current_state(TASK_INTERRUPTIBLE);
154 schedule_timeout(HZ * 5);
155 }
156
157 static void __init NetCenter_init(void) {
158 /* unset pin 6 (+12V) */
159 int pin = 1 << 6;
160 gpio_outen(pin, pin);
161 gpio_control(pin, 0);
162 gpio_out(pin, pin);
163 /* unset pin 1 (turn off red led, blue will light alone if +5V comes up) */
164 pin = 1 << 1;
165 gpio_outen(pin, pin);
166 gpio_control(pin, 0);
167 gpio_out(pin, pin);
168 /* unset pin 3 (+5V) and wait 5 seconds (harddisk spin up) */
169 bcm4780_init();
170 }
171
172 static void __init bcm57xx_init(void) {
173 int pin = 1 << 2;
174
175 #ifndef LINUX_2_4
176 /* FIXME: switch comes up, but port mappings/vlans not right */
177 gpio_outen(pin, pin);
178 gpio_control(pin, 0);
179 gpio_out(pin, pin);
180 #endif
181 }
182
183 static struct platform_t __initdata platforms[] = {
184 /* Linksys */
185 [WAP54GV1] = {
186 .name = "Linksys WAP54G V1",
187 .buttons = {
188 { .name = "reset", .gpio = 1 << 0 },
189 },
190 .leds = {
191 { .name = "diag", .gpio = 1 << 3 },
192 { .name = "wlan", .gpio = 1 << 4 },
193 },
194 },
195 [WAP54GV2] = {
196 .name = "Linksys WAP54G V2",
197 .buttons = {
198 { .name = "reset", .gpio = 1 << 0 },
199 },
200 .leds = {
201 { .name = "wlan", .gpio = 1 << 5, .polarity = REVERSE },
202 /* GPIO 6 is b44 (eth0, LAN) PHY power */
203 },
204 },
205 [WAP54GV3] = {
206 .name = "Linksys WAP54G V3",
207 .buttons = {
208 /* FIXME: verify this */
209 { .name = "reset", .gpio = 1 << 7 },
210 { .name = "ses", .gpio = 1 << 0 },
211 },
212 .leds = {
213 /* FIXME: diag? */
214 { .name = "ses", .gpio = 1 << 1 },
215 },
216 },
217 [WRT54GV1] = {
218 .name = "Linksys WRT54G V1.x",
219 .buttons = {
220 { .name = "reset", .gpio = 1 << 6 },
221 },
222 .leds = {
223 { .name = "diag", .gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
224 { .name = "dmz", .gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
225 },
226 },
227 [WRT54G] = {
228 .name = "Linksys WRT54G/GS/GL",
229 .buttons = {
230 { .name = "reset", .gpio = 1 << 6 },
231 { .name = "ses", .gpio = 1 << 4 },
232 },
233 .leds = {
234 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
235 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
236 { .name = "ses_white", .gpio = 1 << 2, .polarity = REVERSE },
237 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
238 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
239 },
240 },
241 [WRTSL54GS] = {
242 .name = "Linksys WRTSL54GS",
243 .buttons = {
244 { .name = "reset", .gpio = 1 << 6 },
245 { .name = "ses", .gpio = 1 << 4 },
246 },
247 .leds = {
248 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
249 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE },
250 { .name = "ses_white", .gpio = 1 << 5, .polarity = REVERSE },
251 { .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
252 },
253 },
254 [WRT54G3G] = {
255 .name = "Linksys WRT54G3G",
256 .buttons = {
257 { .name = "reset", .gpio = 1 << 6 },
258 { .name = "3g", .gpio = 1 << 4 },
259 },
260 .leds = {
261 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
262 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
263 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
264 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
265 { .name = "3g_blink", .gpio = 1 << 5, .polarity = NORMAL },
266 },
267 },
268 [WRT160N] = {
269 .name = "Linksys WRT160N",
270 .buttons = {
271 { .name = "reset", .gpio = 1 << 6 },
272 { .name = "ses", .gpio = 1 << 4 },
273 },
274 .leds = {
275 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
276 { .name = "ses_blue", .gpio = 1 << 5, .polarity = REVERSE },
277 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
278 },
279 },
280 [WRT300NV11] = {
281 .name = "Linksys WRT300N V1.1",
282 .buttons = {
283 { .name = "reset", .gpio = 1 << 6 }, // "Reset" on back panel
284 { .name = "ses", .gpio = 1 << 4 }, // "Reserved" on top panel
285 },
286 .leds = {
287 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // "Power"
288 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // "Security" Amber
289 { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE }, // "Security" Green
290 },
291 .platform_init = bcm57xx_init,
292 },
293 [WRT350N] = {
294 .name = "Linksys WRT350N",
295 .buttons = {
296 { .name = "reset", .gpio = 1 << 6 },
297 { .name = "ses", .gpio = 1 << 8 },
298 },
299 .leds = {
300 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
301 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
302 { .name = "ses_green", .gpio = 1 << 9, .polarity = REVERSE },
303 { .name = "usb_blink", .gpio = 1 << 10, .polarity = REVERSE },
304 { .name = "usb", .gpio = 1 << 11, .polarity = REVERSE },
305 },
306 .platform_init = bcm57xx_init,
307 },
308 [WRT600N] = {
309 .name = "Linksys WRT600N",
310 .buttons = {
311 { .name = "reset", .gpio = 1 << 6 },
312 { .name = "ses", .gpio = 1 << 7 },
313 },
314 .leds = {
315 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
316 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
317 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
318 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
319 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
320 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
321 },
322 .platform_init = bcm57xx_init,
323 },
324 [WRT600NV11] = {
325 .name = "Linksys WRT600N V1.1",
326 .buttons = {
327 { .name = "reset", .gpio = 1 << 6 },
328 { .name = "ses", .gpio = 1 << 7 },
329 },
330 .leds = {
331 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
332 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
333 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
334 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
335 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
336 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
337 },
338 .platform_init = bcm57xx_init,
339 },
340 [WRT610N] = {
341 .name = "Linksys WRT610N",
342 .buttons = {
343 { .name = "reset", .gpio = 1 << 6 },
344 { .name = "ses", .gpio = 1 << 8 },
345 },
346 .leds = {
347 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // Power LED
348 { .name = "usb", .gpio = 1 << 0, .polarity = REVERSE }, // USB LED
349 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // WiFi protected setup LED amber
350 { .name = "ses_blue", .gpio = 1 << 9, .polarity = REVERSE }, // WiFi protected setup LED blue
351 },
352 },
353 /* Asus */
354 [WLHDD] = {
355 .name = "ASUS WL-HDD",
356 .buttons = {
357 { .name = "reset", .gpio = 1 << 6 },
358 },
359 .leds = {
360 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
361 { .name = "usb", .gpio = 1 << 2, .polarity = NORMAL },
362 },
363 },
364 [WL300G] = {
365 .name = "ASUS WL-300g",
366 .buttons = {
367 { .name = "reset", .gpio = 1 << 6 },
368 },
369 .leds = {
370 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
371 },
372 },
373 [WL320GE] = {
374 .name = "ASUS WL-320gE/WL-320gP",
375 .buttons = {
376 { .name = "reset", .gpio = 1 << 6 },
377 },
378 .leds = {
379 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
380 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE },
381 { .name = "link", .gpio = 1 << 11, .polarity = REVERSE },
382 },
383 },
384 [WL330GE] = {
385 .name = "ASUS WL-330gE",
386 .buttons = {
387 { .name = "reset", .gpio = 1 << 2 },
388 },
389 .leds = {
390 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
391 },
392 },
393 [WL500G] = {
394 .name = "ASUS WL-500g",
395 .buttons = {
396 { .name = "reset", .gpio = 1 << 6 },
397 },
398 .leds = {
399 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
400 },
401 },
402 [WL500GD] = {
403 .name = "ASUS WL-500g Deluxe",
404 .buttons = {
405 { .name = "reset", .gpio = 1 << 6 },
406 },
407 .leds = {
408 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
409 },
410 },
411 [WL500GP] = {
412 .name = "ASUS WL-500g Premium",
413 .buttons = {
414 { .name = "reset", .gpio = 1 << 0 },
415 { .name = "ses", .gpio = 1 << 4 },
416 },
417 .leds = {
418 { .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
419 },
420 },
421 [WL500GPV2] = {
422 .name = "ASUS WL-500g Premium V2",
423 .buttons = {
424 { .name = "reset", .gpio = 1 << 2 },
425 { .name = "ses", .gpio = 1 << 3 },
426 },
427 .leds = {
428 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
429 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
430 },
431 },
432 [WL500W] = {
433 .name = "ASUS WL-500W",
434 .buttons = {
435 { .name = "reset", .gpio = 1 << 6 },
436 { .name = "ses", .gpio = 1 << 7 },
437 },
438 .leds = {
439 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
440 },
441 },
442 [WL520GC] = {
443 .name = "ASUS WL-520GC",
444 .buttons = {
445 { .name = "reset", .gpio = 1 << 2 },
446 { .name = "ses", .gpio = 1 << 3 },
447 },
448 .leds = {
449 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
450 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
451 },
452 },
453 [WL520GU] = {
454 .name = "ASUS WL-520gU",
455 .buttons = {
456 { .name = "reset", .gpio = 1 << 2 },
457 { .name = "ses", .gpio = 1 << 3 },
458 },
459 .leds = {
460 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
461 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
462 },
463 },
464 [ASUS_4702] = {
465 .name = "ASUS (unknown, BCM4702)",
466 .buttons = {
467 { .name = "reset", .gpio = 1 << 6 },
468 },
469 .leds = {
470 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
471 },
472 },
473 [WL700GE] = {
474 .name = "ASUS WL-700gE",
475 .buttons = {
476 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
477 { .name = "ses", .gpio = 1 << 4 }, // on back, actual name ezsetup
478 { .name = "power", .gpio = 1 << 0 }, // on front
479 { .name = "copy", .gpio = 1 << 6 }, // on front
480 },
481 .leds = {
482 #if 0
483 // GPIO that controls power led also enables/disables some essential functions
484 // - power to HDD
485 // - switch leds
486 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL }, // actual name power
487 #endif
488 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
489 },
490 .platform_init = bcm4780_init,
491 },
492 /* Buffalo */
493 [WHR_G54S] = {
494 .name = "Buffalo WHR-G54S",
495 .buttons = {
496 { .name = "reset", .gpio = 1 << 4 },
497 { .name = "bridge", .gpio = 1 << 5 },
498 { .name = "ses", .gpio = 1 << 0 },
499 },
500 .leds = {
501 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
502 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
503 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
504 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
505 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
506 },
507 },
508 [WBR2_G54] = {
509 .name = "Buffalo WBR2-G54",
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 [WHR_HP_G54] = {
519 .name = "Buffalo WHR-HP-G54",
520 .buttons = {
521 { .name = "reset", .gpio = 1 << 4 },
522 { .name = "bridge", .gpio = 1 << 5 },
523 { .name = "ses", .gpio = 1 << 0 },
524 },
525 .leds = {
526 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
527 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
528 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
529 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
530 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
531 },
532 },
533 [WHR_G125] = {
534 .name = "Buffalo WHR-G125",
535 .buttons = {
536 { .name = "reset", .gpio = 1 << 4 },
537 { .name = "bridge", .gpio = 1 << 5 },
538 { .name = "ses", .gpio = 1 << 0 },
539 },
540 .leds = {
541 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
542 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
543 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
544 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
545 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
546 },
547 },
548 [WHR2_A54G54] = {
549 .name = "Buffalo WHR2-A54G54",
550 .buttons = {
551 { .name = "reset", .gpio = 1 << 4 },
552 },
553 .leds = {
554 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
555 },
556 },
557 [WLA2_G54L] = {
558 .name = "Buffalo WLA2-G54L",
559 /* FIXME: verify */
560 .buttons = {
561 { .name = "reset", .gpio = 1 << 7 },
562 },
563 .leds = {
564 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
565 },
566 },
567 [WZR_G300N] = {
568 .name = "Buffalo WZR-G300N",
569 .buttons = {
570 { .name = "reset", .gpio = 1 << 4 },
571 },
572 .leds = {
573 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
574 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
575 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
576 },
577 },
578 [WZR_RS_G54] = {
579 .name = "Buffalo WZR-RS-G54",
580 .buttons = {
581 { .name = "ses", .gpio = 1 << 0 },
582 { .name = "reset", .gpio = 1 << 4 },
583 },
584 .leds = {
585 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
586 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
587 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
588 },
589 },
590 [WZR_RS_G54HP] = {
591 .name = "Buffalo WZR-RS-G54HP",
592 .buttons = {
593 { .name = "ses", .gpio = 1 << 0 },
594 { .name = "reset", .gpio = 1 << 4 },
595 },
596 .leds = {
597 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
598 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
599 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
600 },
601 },
602 [BUFFALO_UNKNOWN] = {
603 .name = "Buffalo (unknown)",
604 .buttons = {
605 { .name = "reset", .gpio = 1 << 7 },
606 },
607 .leds = {
608 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
609 },
610 },
611 [BUFFALO_UNKNOWN_4710] = {
612 .name = "Buffalo (unknown, BCM4710)",
613 .buttons = {
614 { .name = "reset", .gpio = 1 << 4 },
615 },
616 .leds = {
617 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
618 },
619 },
620 /* Siemens */
621 [SE505V1] = {
622 .name = "Siemens SE505 V1",
623 .buttons = {
624 /* No usable buttons */
625 },
626 .leds = {
627 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
628 { .name = "dmz", .gpio = 1 << 4, .polarity = REVERSE }, // actual name WWW
629 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
630 },
631 },
632 [SE505V2] = {
633 .name = "Siemens SE505 V2",
634 .buttons = {
635 /* No usable buttons */
636 },
637 .leds = {
638 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
639 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE }, // actual name WWW
640 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
641 },
642 },
643 /* US Robotics */
644 [USR5461] = {
645 .name = "U.S. Robotics USR5461",
646 .buttons = {
647 /* No usable buttons */
648 },
649 .leds = {
650 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
651 { .name = "printer", .gpio = 1 << 1, .polarity = REVERSE },
652 },
653 },
654 /* Dell */
655 [TM2300] = {
656 .name = "Dell TrueMobile 2300",
657 .buttons = {
658 { .name = "reset", .gpio = 1 << 0 },
659 },
660 .leds = {
661 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
662 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
663 },
664 },
665 [TM2300V2] = {
666 .name = "Dell TrueMobile 2300 v2",
667 .buttons = {
668 { .name = "reset", .gpio = 1 << 0 },
669 },
670 .leds = {
671 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
672 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
673 },
674 },
675 /* Motorola */
676 [WE800G] = {
677 .name = "Motorola WE800G",
678 .buttons = {
679 { .name = "reset", .gpio = 1 << 0 },
680 },
681 .leds = {
682 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
683 { .name = "diag", .gpio = 1 << 2, .polarity = REVERSE },
684 { .name = "wlan_amber", .gpio = 1 << 1, .polarity = NORMAL },
685 },
686 },
687 [WR850GV1] = {
688 .name = "Motorola WR850G V1",
689 .buttons = {
690 { .name = "reset", .gpio = 1 << 0 },
691 },
692 .leds = {
693 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
694 { .name = "diag", .gpio = 1 << 3, .polarity = REVERSE },
695 { .name = "dmz", .gpio = 1 << 6, .polarity = NORMAL },
696 { .name = "wlan_red", .gpio = 1 << 5, .polarity = REVERSE },
697 { .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
698 },
699 },
700 [WR850GV2V3] = {
701 .name = "Motorola WR850G V2/V3",
702 .buttons = {
703 { .name = "reset", .gpio = 1 << 5 },
704 },
705 .leds = {
706 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
707 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
708 { .name = "wan", .gpio = 1 << 6, .polarity = INPUT },
709 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
710 },
711 },
712 [WR850GP] = {
713 .name = "Motorola WR850GP",
714 .buttons = {
715 { .name = "reset", .gpio = 1 << 5 },
716 },
717 .leds = {
718 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
719 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
720 { .name = "dmz", .gpio = 1 << 6, .polarity = REVERSE },
721 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
722 },
723 },
724
725 /* Belkin */
726 [BELKIN_UNKNOWN] = {
727 .name = "Belkin (unknown)",
728 /* FIXME: verify & add detection */
729 .buttons = {
730 { .name = "reset", .gpio = 1 << 7 },
731 },
732 .leds = {
733 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL },
734 { .name = "wlan", .gpio = 1 << 3, .polarity = NORMAL },
735 { .name = "connected", .gpio = 1 << 0, .polarity = NORMAL },
736 },
737 },
738 /* Netgear */
739 [WGT634U] = {
740 .name = "Netgear WGT634U",
741 .buttons = {
742 { .name = "reset", .gpio = 1 << 2 },
743 },
744 .leds = {
745 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL },
746 },
747 },
748 /* Trendware */
749 [TEW411BRPP] = {
750 .name = "Trendware TEW411BRP+",
751 .buttons = {
752 { /* No usable buttons */ },
753 },
754 .leds = {
755 { .name = "power", .gpio = 1 << 7, .polarity = NORMAL },
756 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL },
757 { .name = "bridge", .gpio = 1 << 6, .polarity = NORMAL },
758 },
759 },
760 /* SimpleTech */
761 [STI_NAS] = {
762 .name = "SimpleTech SimpleShare NAS",
763 .buttons = {
764 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
765 { .name = "power", .gpio = 1 << 0 }, // on back
766 },
767 .leds = {
768 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
769 },
770 .platform_init = bcm4780_init,
771 },
772 /* D-Link */
773 [DIR130] = {
774 .name = "D-Link DIR-130",
775 .buttons = {
776 { .name = "reset", .gpio = 1 << 3},
777 { .name = "reserved", .gpio = 1 << 7},
778 },
779 .leds = {
780 { .name = "diag", .gpio = 1 << 0},
781 { .name = "blue", .gpio = 1 << 6},
782 },
783 },
784 [DIR320] = {
785 .name = "D-Link DIR-320",
786 .buttons = {
787 { .name = "reserved", .gpio = 1 << 6},
788 { .name = "reset", .gpio = 1 << 7},
789 },
790 .leds = {
791 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
792 { .name = "diag", .gpio = 1 << 1, .polarity = NORMAL }, /* "status led */
793 { .name = "red", .gpio = 1 << 3, .polarity = REVERSE },
794 { .name = "blue", .gpio = 1 << 4, .polarity = REVERSE },
795 { .name = "usb", .gpio = 1 << 5, .polarity = NORMAL },
796 },
797 },
798 [DIR330] = {
799 .name = "D-Link DIR-330",
800 .buttons = {
801 { .name = "reset", .gpio = 1 << 3},
802 { .name = "reserved", .gpio = 1 << 7},
803 },
804 .leds = {
805 { .name = "diag", .gpio = 1 << 0},
806 { .name = "usb", .gpio = 1 << 4},
807 { .name = "blue", .gpio = 1 << 6},
808 },
809 },
810 [DWL3150] = {
811 .name = "D-Link DWL-3150",
812 .buttons = {
813 { .name = "reset", .gpio = 1 << 7},
814 },
815 .leds = {
816 { .name = "diag", .gpio = 1 << 2},
817 { .name = "status", .gpio = 1 << 1},
818 },
819 },
820 /* Double check */
821 [WL105B] = {
822 .name = "Sitecom WL-105b",
823 .buttons = {
824 { .name = "reset", .gpio = 1 << 10},
825 },
826 .leds = {
827 { .name = "wlan", .gpio = 1 << 4},
828 { .name = "power", .gpio = 1 << 3},
829 },
830 },
831 /* Western Digital Net Center */
832 [WDNetCenter] = {
833 .name = "Western Digital NetCenter",
834 .buttons = {
835 { .name = "power", .gpio = 1 << 0},
836 { .name = "reset", .gpio = 1 << 7},
837 },
838 .platform_init = NetCenter_init,
839 },
840 /* Askey (and clones) */
841 [RT210W] = {
842 .name = "Askey RT210W",
843 .buttons = {
844 /* Power button is hard-wired to hardware reset */
845 /* but is also connected to GPIO 7 (probably for bootloader recovery) */
846 { .name = "power", .gpio = 1 << 7},
847 },
848 .leds = {
849 /* These were verified and named based on Belkin F5D4230-4 v1112 */
850 { .name = "connected", .gpio = 1 << 0, .polarity = REVERSE },
851 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
852 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
853 },
854 },
855 };
856
857 static struct platform_t __init *platform_detect(void)
858 {
859 char *boardnum, *boardtype, *buf;
860
861 if (strcmp(getvar("nvram_type"), "cfe") == 0)
862 return &platforms[WGT634U];
863
864 /* Look for a model identifier */
865
866 /* Based on "model_name" */
867 if ((buf = nvram_get("model_name"))) {
868 if (!strcmp(buf, "DIR-130"))
869 return &platforms[DIR130];
870 if (!strcmp(buf, "DIR-330"))
871 return &platforms[DIR330];
872 }
873
874 /* Based on "wsc_modelname */
875 if ((buf = nvram_get("wsc_modelname"))) {
876 if (!strcmp(buf, "WRT610N"))
877 return &platforms[WRT610N];
878 }
879
880 /* Based on "model_no" */
881 if ((buf = nvram_get("model_no"))) {
882 if (startswith(buf,"WL700")) /* WL700* */
883 return &platforms[WL700GE];
884 }
885
886 /* Based on "hardware_version" */
887 if ((buf = nvram_get("hardware_version"))) {
888 if (startswith(buf,"WL500GPV2-")) /* WL500GPV2-* */
889 return &platforms[WL500GPV2];
890 if (startswith(buf,"WL520GC-")) /* WL520GU-* */
891 return &platforms[WL520GC];
892 if (startswith(buf,"WL520GU-")) /* WL520GU-* */
893 return &platforms[WL520GU];
894 if (startswith(buf,"WL330GE-")) /* WL330GE-* */
895 return &platforms[WL330GE];
896 }
897
898 /* Based on "ModelId" */
899 if ((buf = nvram_get("ModelId"))) {
900 if (!strcmp(buf, "WR850GP"))
901 return &platforms[WR850GP];
902 if (!strcmp(buf, "WR850G"))
903 return &platforms[WR850GV2V3];
904 if (!strcmp(buf, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
905 return &platforms[TM2300]; /* Dell TrueMobile 2300 */
906 if (startswith(buf,"WE800G")) /* WE800G* */
907 return &platforms[WE800G];
908 }
909
910 /* Buffalo */
911 if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
912 /* Buffalo hardware, check id for specific hardware matches */
913 if (!strcmp(buf, "29bb0332"))
914 return &platforms[WBR2_G54];
915 if (!strcmp(buf, "29129"))
916 return &platforms[WLA2_G54L];
917 if (!strcmp(buf, "30189"))
918 return &platforms[WHR_HP_G54];
919 if (!strcmp(buf, "32093"))
920 return &platforms[WHR_G125];
921 if (!strcmp(buf, "30182"))
922 return &platforms[WHR_G54S];
923 if (!strcmp(buf, "290441dd"))
924 return &platforms[WHR2_A54G54];
925 if (!strcmp(buf, "31120"))
926 return &platforms[WZR_G300N];
927 if (!strcmp(buf, "30083"))
928 return &platforms[WZR_RS_G54];
929 if (!strcmp(buf, "30103"))
930 return &platforms[WZR_RS_G54HP];
931 }
932
933 /* no easy model number, attempt to guess */
934 boardnum = getvar("boardnum");
935 boardtype = getvar("boardtype");
936
937 if (!strcmp(boardnum, "20070615")) { /* Linksys WRT600N v1/V1.1 */
938 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
939 return &platforms[WRT600NV11];
940
941 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0"))
942 return &platforms[WRT600N];
943 }
944
945 if (startswith(getvar("pmon_ver"), "CFE")) {
946 /* CFE based - newer hardware */
947 if (!strcmp(boardnum, "42")) { /* Linksys */
948 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("boot_hw_model"), "WRT300N") && !strcmp(getvar("boot_hw_ver"), "1.1"))
949 return &platforms[WRT300NV11];
950
951 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
952 return &platforms[WRT350N];
953
954 if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
955 return &platforms[WRT54G3G];
956
957 if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
958 return &platforms[WRTSL54GS];
959
960 if (!strcmp(boardtype, "0x0472"))
961 return &platforms[WRT160N];
962
963 /* default to WRT54G */
964 return &platforms[WRT54G];
965 }
966 if (!strcmp(boardnum, "1024") && !strcmp(boardtype, "0x0446"))
967 return &platforms[WAP54GV2];
968
969 if (!strcmp(boardnum, "44") || !strcmp(boardnum, "44\r")) {
970 if (!strcmp(boardtype,"0x0101") || !strcmp(boardtype, "0x0101\r"))
971 return &platforms[TM2300V2]; /* Dell TrueMobile 2300 v2 */
972 }
973
974 if (!strcmp(boardnum, "45")) { /* ASUS */
975 if (!strcmp(boardtype,"0x042f"))
976 return &platforms[WL500GP];
977 else if (!strcmp(boardtype,"0x0472"))
978 return &platforms[WL500W];
979 else if (!strcmp(boardtype,"0x467"))
980 return &platforms[WL320GE];
981 else
982 return &platforms[WL500GD];
983 }
984
985 if (!strcmp(boardnum, "10496"))
986 return &platforms[USR5461];
987
988 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
989 return &platforms[SE505V2];
990
991 if (!strcmp(boardtype, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
992 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
993 return &platforms[DIR320];
994
995 if (!strncmp(boardnum, "TH",2) && !strcmp(boardtype,"0x042f")) {
996 return &platforms[WDNetCenter];
997 }
998
999 } else { /* PMON based - old stuff */
1000 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
1001 (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
1002 return &platforms[WR850GV1];
1003 }
1004 if (startswith(boardtype, "bcm94710dev")) {
1005 if (!strcmp(boardnum, "42"))
1006 return &platforms[WRT54GV1];
1007 if (simple_strtoul(boardnum, NULL, 0) == 2)
1008 return &platforms[WAP54GV1];
1009 }
1010 if (startswith(getvar("hardware_version"), "WL500-"))
1011 return &platforms[WL500G];
1012 if (startswith(getvar("hardware_version"), "WL300-")) {
1013 /* Either WL-300g or WL-HDD, do more extensive checks */
1014 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1015 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
1016 return &platforms[WLHDD];
1017 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1018 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
1019 return &platforms[WL300G];
1020 }
1021 /* Sitecom WL-105b */
1022 if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
1023 return &platforms[WL105B];
1024
1025 /* unknown asus stuff, probably bcm4702 */
1026 if (startswith(boardnum, "asusX"))
1027 return &platforms[ASUS_4702];
1028
1029 /* bcm4702 based Askey RT210W clones, Including:
1030 * Askey RT210W (duh?)
1031 * Siemens SE505v1
1032 * Belkin F5D7230-4 before version v1444 (MiniPCI slot, not integrated)
1033 */
1034 if (!strcmp(boardtype,"bcm94710r4")
1035 && !strcmp(boardnum ,"100")
1036 && !strcmp(getvar("pmon_ver"),"v1.03.12.bk")
1037 ){
1038 return &platforms[RT210W];
1039 }
1040 }
1041
1042 if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
1043 if (startswith(boardtype, "bcm94710ap"))
1044 return &platforms[BUFFALO_UNKNOWN_4710];
1045 else
1046 return &platforms[BUFFALO_UNKNOWN];
1047 }
1048
1049 if (startswith(getvar("CFEver"), "MotoWRv2") ||
1050 startswith(getvar("CFEver"), "MotoWRv3") ||
1051 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
1052
1053 return &platforms[WR850GV2V3];
1054 }
1055
1056 if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
1057 return &platforms[TEW411BRPP];
1058 }
1059
1060 if (startswith(boardnum, "04FN52")) /* SimpleTech SimpleShare */
1061 return &platforms[STI_NAS];
1062
1063 if (!strcmp(getvar("boardnum"), "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
1064 return &platforms[DWL3150];
1065
1066 /* not found */
1067 return NULL;
1068 }
1069
1070 static void register_buttons(struct button_t *b)
1071 {
1072 for (; b->name; b++)
1073 platform.button_mask |= b->gpio;
1074
1075 platform.button_mask &= ~gpiomask;
1076
1077 gpio_outen(platform.button_mask, 0);
1078 gpio_control(platform.button_mask, 0);
1079 platform.button_polarity = gpio_in() & platform.button_mask;
1080 gpio_intpolarity(platform.button_mask, platform.button_polarity);
1081 gpio_setintmask(platform.button_mask, platform.button_mask);
1082
1083 gpio_set_irqenable(1, button_handler);
1084 }
1085
1086 static void unregister_buttons(struct button_t *b)
1087 {
1088 gpio_setintmask(platform.button_mask, 0);
1089
1090 gpio_set_irqenable(0, button_handler);
1091 }
1092
1093
1094 #ifndef LINUX_2_4
1095 static void add_msg(struct event_t *event, char *msg, int argv)
1096 {
1097 char *s;
1098
1099 if (argv)
1100 return;
1101
1102 s = skb_put(event->skb, strlen(msg) + 1);
1103 strcpy(s, msg);
1104 }
1105
1106 static void hotplug_button(struct work_struct *work)
1107 {
1108 struct event_t *event = container_of(work, struct event_t, wq);
1109 char *s;
1110
1111 if (!uevent_sock)
1112 return;
1113
1114 event->skb = alloc_skb(2048, GFP_KERNEL);
1115
1116 s = skb_put(event->skb, strlen(event->action) + 2);
1117 sprintf(s, "%s@", event->action);
1118 fill_event(event);
1119
1120 NETLINK_CB(event->skb).dst_group = 1;
1121 netlink_broadcast(uevent_sock, event->skb, 0, 1, GFP_KERNEL);
1122
1123 kfree(event);
1124 }
1125
1126 #else /* !LINUX_2_4 */
1127 static inline char *kzalloc(unsigned int size, unsigned int gfp)
1128 {
1129 char *p;
1130
1131 p = kmalloc(size, gfp);
1132 if (p == NULL)
1133 return NULL;
1134
1135 memset(p, 0, size);
1136
1137 return p;
1138 }
1139
1140 static void add_msg(struct event_t *event, char *msg, int argv)
1141 {
1142 if (argv)
1143 event->argv[event->anr++] = event->scratch;
1144 else
1145 event->envp[event->enr++] = event->scratch;
1146
1147 event->scratch += sprintf(event->scratch, "%s", msg) + 1;
1148 }
1149
1150 static void hotplug_button(struct event_t *event)
1151 {
1152 char *scratch = kzalloc(256, GFP_KERNEL);
1153 event->scratch = scratch;
1154
1155 add_msg(event, hotplug_path, 1);
1156 add_msg(event, "button", 1);
1157 fill_event(event);
1158 call_usermodehelper (event->argv[0], event->argv, event->envp);
1159 kfree(scratch);
1160 kfree(event);
1161 }
1162 #endif /* !LINUX_2_4 */
1163
1164 static int fill_event (struct event_t *event)
1165 {
1166 static char buf[128];
1167
1168 add_msg(event, "HOME=/", 0);
1169 add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1170 add_msg(event, "SUBSYSTEM=button", 0);
1171 snprintf(buf, 128, "ACTION=%s", event->action);
1172 add_msg(event, buf, 0);
1173 snprintf(buf, 128, "BUTTON=%s", event->name);
1174 add_msg(event, buf, 0);
1175 snprintf(buf, 128, "SEEN=%ld", event->seen);
1176 add_msg(event, buf, 0);
1177 #ifndef LINUX_2_4
1178 snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
1179 add_msg(event, buf, 0);
1180 #endif
1181
1182 return 0;
1183 }
1184
1185
1186 #ifndef LINUX_2_4
1187 static irqreturn_t button_handler(int irq, void *dev_id)
1188 #else
1189 static irqreturn_t button_handler(int irq, void *dev_id, struct pt_regs *regs)
1190 #endif
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 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
1214 INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
1215 #else
1216 INIT_WORK(&event->wq, (void *)(void *)hotplug_button, (void *)event);
1217 #endif
1218 schedule_work(&event->wq);
1219 }
1220
1221 b->seen = jiffies;
1222 }
1223 return IRQ_HANDLED;
1224 }
1225
1226 static void register_leds(struct led_t *l)
1227 {
1228 struct proc_dir_entry *p;
1229 u32 mask = 0;
1230 u32 oe_mask = 0;
1231 u32 val = 0;
1232
1233 leds = proc_mkdir("led", diag);
1234 if (!leds)
1235 return;
1236
1237 for(; l->name; l++) {
1238 if (l->gpio & gpiomask)
1239 continue;
1240
1241 if (l->gpio & GPIO_TYPE_EXTIF) {
1242 l->state = 0;
1243 set_led_extif(l);
1244 } else {
1245 if (l->polarity != INPUT) oe_mask |= l->gpio;
1246 mask |= l->gpio;
1247 val |= (l->polarity == NORMAL)?0:l->gpio;
1248 }
1249
1250 if (l->polarity == INPUT) continue;
1251
1252 if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
1253 l->proc.type = PROC_LED;
1254 l->proc.ptr = l;
1255 p->data = (void *) &l->proc;
1256 p->proc_fops = &diag_proc_fops;
1257 }
1258 }
1259
1260 gpio_outen(mask, oe_mask);
1261 gpio_control(mask, 0);
1262 gpio_out(mask, val);
1263 gpio_setintmask(mask, 0);
1264 }
1265
1266 static void unregister_leds(struct led_t *l)
1267 {
1268 for(; l->name; l++)
1269 remove_proc_entry(l->name, leds);
1270
1271 remove_proc_entry("led", diag);
1272 }
1273
1274 static void set_led_extif(struct led_t *led)
1275 {
1276 gpio_set_extif(led->gpio, led->state);
1277 }
1278
1279 static void led_flash(unsigned long dummy) {
1280 struct led_t *l;
1281 u32 mask = 0;
1282 u8 extif_blink = 0;
1283
1284 for (l = platform.leds; l->name; l++) {
1285 if (l->flash) {
1286 if (l->gpio & GPIO_TYPE_EXTIF) {
1287 extif_blink = 1;
1288 l->state = !l->state;
1289 set_led_extif(l);
1290 } else {
1291 mask |= l->gpio;
1292 }
1293 }
1294 }
1295
1296 mask &= ~gpiomask;
1297 if (mask) {
1298 u32 val = ~gpio_in();
1299
1300 gpio_outen(mask, mask);
1301 gpio_control(mask, 0);
1302 gpio_out(mask, val);
1303 }
1304 if (mask || extif_blink) {
1305 mod_timer(&led_timer, jiffies + FLASH_TIME);
1306 }
1307 }
1308
1309 static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
1310 {
1311 #ifdef LINUX_2_4
1312 struct inode *inode = file->f_dentry->d_inode;
1313 struct proc_dir_entry *dent = inode->u.generic_ip;
1314 #else
1315 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1316 #endif
1317 char *page;
1318 int len = 0;
1319
1320 if ((page = kmalloc(1024, GFP_KERNEL)) == NULL)
1321 return -ENOBUFS;
1322
1323 if (dent->data != NULL) {
1324 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1325 switch (handler->type) {
1326 case PROC_LED: {
1327 struct led_t * led = (struct led_t *) handler->ptr;
1328 if (led->flash) {
1329 len = sprintf(page, "f\n");
1330 } else {
1331 if (led->gpio & GPIO_TYPE_EXTIF) {
1332 len = sprintf(page, "%d\n", led->state);
1333 } else {
1334 u32 in = (gpio_in() & led->gpio ? 1 : 0);
1335 u8 p = (led->polarity == NORMAL ? 0 : 1);
1336 len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
1337 }
1338 }
1339 break;
1340 }
1341 case PROC_MODEL:
1342 len = sprintf(page, "%s\n", platform.name);
1343 break;
1344 case PROC_GPIOMASK:
1345 len = sprintf(page, "0x%04x\n", gpiomask);
1346 break;
1347 }
1348 }
1349 len += 1;
1350
1351 if (*ppos < len) {
1352 len = min_t(int, len - *ppos, count);
1353 if (copy_to_user(buf, (page + *ppos), len)) {
1354 kfree(page);
1355 return -EFAULT;
1356 }
1357 *ppos += len;
1358 } else {
1359 len = 0;
1360 }
1361
1362 kfree(page);
1363 return len;
1364 }
1365
1366
1367 static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
1368 {
1369 #ifdef LINUX_2_4
1370 struct inode *inode = file->f_dentry->d_inode;
1371 struct proc_dir_entry *dent = inode->u.generic_ip;
1372 #else
1373 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1374 #endif
1375 char *page;
1376 int ret = -EINVAL;
1377
1378 if ((page = kmalloc(count + 1, GFP_KERNEL)) == NULL)
1379 return -ENOBUFS;
1380
1381 if (copy_from_user(page, buf, count)) {
1382 kfree(page);
1383 return -EINVAL;
1384 }
1385 page[count] = 0;
1386
1387 if (dent->data != NULL) {
1388 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1389 switch (handler->type) {
1390 case PROC_LED: {
1391 struct led_t *led = (struct led_t *) handler->ptr;
1392 int p = (led->polarity == NORMAL ? 0 : 1);
1393
1394 if (page[0] == 'f') {
1395 led->flash = 1;
1396 led_flash(0);
1397 } else {
1398 led->flash = 0;
1399 if (led->gpio & GPIO_TYPE_EXTIF) {
1400 led->state = p ^ ((page[0] == '1') ? 1 : 0);
1401 set_led_extif(led);
1402 } else {
1403 gpio_outen(led->gpio, led->gpio);
1404 gpio_control(led->gpio, 0);
1405 gpio_out(led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
1406 }
1407 }
1408 break;
1409 }
1410 case PROC_GPIOMASK:
1411 gpiomask = simple_strtoul(page, NULL, 0);
1412
1413 if (platform.buttons) {
1414 unregister_buttons(platform.buttons);
1415 register_buttons(platform.buttons);
1416 }
1417
1418 if (platform.leds) {
1419 unregister_leds(platform.leds);
1420 register_leds(platform.leds);
1421 }
1422 break;
1423 }
1424 ret = count;
1425 }
1426
1427 kfree(page);
1428 return ret;
1429 }
1430
1431 static int __init diag_init(void)
1432 {
1433 static struct proc_dir_entry *p;
1434 static struct platform_t *detected;
1435
1436 detected = platform_detect();
1437 if (!detected) {
1438 printk(MODULE_NAME ": Router model not detected.\n");
1439 return -ENODEV;
1440 }
1441 memcpy(&platform, detected, sizeof(struct platform_t));
1442
1443 printk(MODULE_NAME ": Detected '%s'\n", platform.name);
1444 if (platform.platform_init != NULL) {
1445 platform.platform_init();
1446 }
1447
1448 if (!(diag = proc_mkdir("diag", NULL))) {
1449 printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
1450 return -EINVAL;
1451 }
1452
1453 if ((p = create_proc_entry("model", S_IRUSR, diag))) {
1454 p->data = (void *) &proc_model;
1455 p->proc_fops = &diag_proc_fops;
1456 }
1457
1458 if ((p = create_proc_entry("gpiomask", S_IRUSR | S_IWUSR, diag))) {
1459 p->data = (void *) &proc_gpiomask;
1460 p->proc_fops = &diag_proc_fops;
1461 }
1462
1463 if (platform.buttons)
1464 register_buttons(platform.buttons);
1465
1466 if (platform.leds)
1467 register_leds(platform.leds);
1468
1469 return 0;
1470 }
1471
1472 static void __exit diag_exit(void)
1473 {
1474 del_timer(&led_timer);
1475
1476 if (platform.buttons)
1477 unregister_buttons(platform.buttons);
1478
1479 if (platform.leds)
1480 unregister_leds(platform.leds);
1481
1482 remove_proc_entry("model", diag);
1483 remove_proc_entry("gpiomask", diag);
1484 remove_proc_entry("diag", NULL);
1485 }
1486
1487 module_init(diag_init);
1488 module_exit(diag_exit);
1489
1490 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1491 MODULE_LICENSE("GPL");
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