2 * diag.c - GPIO interface driver for Broadcom boards
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>
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.
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.
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.
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>
32 #include <linux/workqueue.h>
33 #include <linux/skbuff.h>
34 #include <linux/netlink.h>
36 extern struct sock
*uevent_sock
;
37 extern u64
uevent_next_seqnum(void);
39 #include <linux/tqueue.h>
40 #define INIT_WORK INIT_TQUEUE
41 #define schedule_work schedule_task
42 #define work_struct tq_struct
47 #define getvar(str) (nvram_get(str)?:"")
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);
137 static void __init
bcm4780_init(void) {
140 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
141 printk(MODULE_NAME
": Spinning up HDD and enabling leds\n");
142 gpio_outen(pin
, pin
);
143 gpio_control(pin
, 0);
146 /* Wait 5s, so the HDD can spin up */
147 set_current_state(TASK_INTERRUPTIBLE
);
148 schedule_timeout(HZ
* 5);
151 static void __init
bcm57xx_init(void) {
155 /* FIXME: switch comes up, but port mappings/vlans not right */
156 gpio_outen(pin
, pin
);
157 gpio_control(pin
, 0);
162 static struct platform_t __initdata platforms
[] = {
165 .name
= "Linksys WAP54G V1",
167 { .name
= "reset", .gpio
= 1 << 0 },
170 { .name
= "diag", .gpio
= 1 << 3 },
171 { .name
= "wlan", .gpio
= 1 << 4 },
175 .name
= "Linksys WAP54G V2",
177 { .name
= "reset", .gpio
= 1 << 0 },
180 { .name
= "wlan", .gpio
= 1 << 5, .polarity
= REVERSE
},
181 /* GPIO 6 is b44 (eth0, LAN) PHY power */
185 .name
= "Linksys WAP54G V3",
187 /* FIXME: verify this */
188 { .name
= "reset", .gpio
= 1 << 7 },
189 { .name
= "ses", .gpio
= 1 << 0 },
193 { .name
= "ses", .gpio
= 1 << 1 },
197 .name
= "Linksys WRT54G V1.x",
199 { .name
= "reset", .gpio
= 1 << 6 },
202 { .name
= "diag", .gpio
= 0x13 | GPIO_TYPE_EXTIF
, .polarity
= NORMAL
},
203 { .name
= "dmz", .gpio
= 0x12 | GPIO_TYPE_EXTIF
, .polarity
= NORMAL
},
207 .name
= "Linksys WRT54G/GS/GL",
209 { .name
= "reset", .gpio
= 1 << 6 },
210 { .name
= "ses", .gpio
= 1 << 4 },
213 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
214 { .name
= "dmz", .gpio
= 1 << 7, .polarity
= REVERSE
},
215 { .name
= "ses_white", .gpio
= 1 << 2, .polarity
= REVERSE
},
216 { .name
= "ses_orange", .gpio
= 1 << 3, .polarity
= REVERSE
},
217 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
221 .name
= "Linksys WRTSL54GS",
223 { .name
= "reset", .gpio
= 1 << 6 },
224 { .name
= "ses", .gpio
= 1 << 4 },
227 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
228 { .name
= "dmz", .gpio
= 1 << 0, .polarity
= REVERSE
},
229 { .name
= "ses_white", .gpio
= 1 << 5, .polarity
= REVERSE
},
230 { .name
= "ses_orange", .gpio
= 1 << 7, .polarity
= REVERSE
},
234 .name
= "Linksys WRT54G3G",
236 { .name
= "reset", .gpio
= 1 << 6 },
237 { .name
= "3g", .gpio
= 1 << 4 },
240 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
241 { .name
= "dmz", .gpio
= 1 << 7, .polarity
= REVERSE
},
242 { .name
= "3g_green", .gpio
= 1 << 2, .polarity
= NORMAL
},
243 { .name
= "3g_blue", .gpio
= 1 << 3, .polarity
= NORMAL
},
244 { .name
= "3g_blink", .gpio
= 1 << 5, .polarity
= NORMAL
},
248 .name
= "Linksys WRT160N",
250 { .name
= "reset", .gpio
= 1 << 6 },
251 { .name
= "ses", .gpio
= 1 << 4 },
254 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
255 { .name
= "ses_blue", .gpio
= 1 << 5, .polarity
= REVERSE
},
256 { .name
= "ses_orange", .gpio
= 1 << 3, .polarity
= REVERSE
},
260 .name
= "Linksys WRT300N V1.1",
262 { .name
= "reset", .gpio
= 1 << 6 }, // "Reset" on back panel
263 { .name
= "ses", .gpio
= 1 << 4 }, // "Reserved" on top panel
266 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
}, // "Power"
267 { .name
= "ses_amber", .gpio
= 1 << 3, .polarity
= REVERSE
}, // "Security" Amber
268 { .name
= "ses_green", .gpio
= 1 << 5, .polarity
= REVERSE
}, // "Security" Green
270 .platform_init
= bcm57xx_init
,
273 .name
= "Linksys WRT350N",
275 { .name
= "reset", .gpio
= 1 << 6 },
276 { .name
= "ses", .gpio
= 1 << 8 },
279 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
280 { .name
= "ses_amber", .gpio
= 1 << 3, .polarity
= REVERSE
},
281 { .name
= "ses_green", .gpio
= 1 << 9, .polarity
= REVERSE
},
282 { .name
= "usb_blink", .gpio
= 1 << 10, .polarity
= REVERSE
},
283 { .name
= "usb", .gpio
= 1 << 11, .polarity
= REVERSE
},
285 .platform_init
= bcm57xx_init
,
288 .name
= "Linksys WRT600N",
290 { .name
= "reset", .gpio
= 1 << 6 },
291 { .name
= "ses", .gpio
= 1 << 7 },
294 { .name
= "power", .gpio
= 1 << 2, .polarity
= REVERSE
}, // Power LED
295 { .name
= "usb", .gpio
= 1 << 3, .polarity
= REVERSE
}, // USB LED
296 { .name
= "wl0_ses_amber", .gpio
= 1 << 8, .polarity
= REVERSE
}, // 2.4Ghz LED Amber
297 { .name
= "wl0_ses_green", .gpio
= 1 << 9, .polarity
= REVERSE
}, // 2.4Ghz LED Green
298 { .name
= "wl1_ses_amber", .gpio
= 1 << 10, .polarity
= REVERSE
}, // 5.6Ghz LED Amber
299 { .name
= "wl1_ses_green", .gpio
= 1 << 11, .polarity
= REVERSE
}, // 5.6Ghz LED Green
301 .platform_init
= bcm57xx_init
,
304 .name
= "Linksys WRT600N V1.1",
306 { .name
= "reset", .gpio
= 1 << 6 },
307 { .name
= "ses", .gpio
= 1 << 7 },
310 { .name
= "power", .gpio
= 1 << 2, .polarity
= REVERSE
}, // Power LED
311 { .name
= "usb", .gpio
= 1 << 3, .polarity
= REVERSE
}, // USB LED
312 { .name
= "wl0_ses_amber", .gpio
= 1 << 8, .polarity
= REVERSE
}, // 2.4Ghz LED Amber
313 { .name
= "wl0_ses_green", .gpio
= 1 << 9, .polarity
= REVERSE
}, // 2.4Ghz LED Green
314 { .name
= "wl1_ses_amber", .gpio
= 1 << 10, .polarity
= REVERSE
}, // 5.6Ghz LED Amber
315 { .name
= "wl1_ses_green", .gpio
= 1 << 11, .polarity
= REVERSE
}, // 5.6Ghz LED Green
317 .platform_init
= bcm57xx_init
,
320 .name
= "Linksys WRT610N",
322 { .name
= "reset", .gpio
= 1 << 6 },
323 { .name
= "ses", .gpio
= 1 << 8 },
326 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
}, // Power LED
327 { .name
= "usb", .gpio
= 1 << 0, .polarity
= REVERSE
}, // USB LED
328 { .name
= "ses_amber", .gpio
= 1 << 3, .polarity
= REVERSE
}, // WiFi protected setup LED amber
329 { .name
= "ses_blue", .gpio
= 1 << 9, .polarity
= REVERSE
}, // WiFi protected setup LED blue
334 .name
= "ASUS WL-HDD",
336 { .name
= "reset", .gpio
= 1 << 6 },
339 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
340 { .name
= "usb", .gpio
= 1 << 2, .polarity
= NORMAL
},
344 .name
= "ASUS WL-300g",
346 { .name
= "reset", .gpio
= 1 << 6 },
349 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
353 .name
= "ASUS WL-320gE/WL-320gP",
355 { .name
= "reset", .gpio
= 1 << 6 },
358 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
359 { .name
= "power", .gpio
= 1 << 2, .polarity
= REVERSE
},
360 { .name
= "link", .gpio
= 1 << 11, .polarity
= REVERSE
},
364 .name
= "ASUS WL-330gE",
366 { .name
= "reset", .gpio
= 1 << 2 },
369 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
373 .name
= "ASUS WL-500g",
375 { .name
= "reset", .gpio
= 1 << 6 },
378 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
382 .name
= "ASUS WL-500g Deluxe",
384 { .name
= "reset", .gpio
= 1 << 6 },
387 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
391 .name
= "ASUS WL-500g Premium",
393 { .name
= "reset", .gpio
= 1 << 0 },
394 { .name
= "ses", .gpio
= 1 << 4 },
397 { .name
= "power", .gpio
= 1 << 1, .polarity
= REVERSE
},
401 .name
= "ASUS WL-500g Premium V2",
403 { .name
= "reset", .gpio
= 1 << 2 },
404 { .name
= "ses", .gpio
= 1 << 3 },
407 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
408 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= REVERSE
},
412 .name
= "ASUS WL-500W",
414 { .name
= "reset", .gpio
= 1 << 6 },
415 { .name
= "ses", .gpio
= 1 << 7 },
418 { .name
= "power", .gpio
= 1 << 5, .polarity
= REVERSE
},
422 .name
= "ASUS WL-520GC",
424 { .name
= "reset", .gpio
= 1 << 2 },
425 { .name
= "ses", .gpio
= 1 << 3 },
428 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
429 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= REVERSE
},
433 .name
= "ASUS WL-520gU",
435 { .name
= "reset", .gpio
= 1 << 2 },
436 { .name
= "ses", .gpio
= 1 << 3 },
439 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
440 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= REVERSE
},
444 .name
= "ASUS (unknown, BCM4702)",
446 { .name
= "reset", .gpio
= 1 << 6 },
449 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
453 .name
= "ASUS WL-700gE",
455 { .name
= "reset", .gpio
= 1 << 7 }, // on back, hardwired, always resets device regardless OS state
456 { .name
= "ses", .gpio
= 1 << 4 }, // on back, actual name ezsetup
457 { .name
= "power", .gpio
= 1 << 0 }, // on front
458 { .name
= "copy", .gpio
= 1 << 6 }, // on front
462 // GPIO that controls power led also enables/disables some essential functions
465 { .name
= "power", .gpio
= 1 << 3, .polarity
= NORMAL
}, // actual name power
467 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
}, // actual name ready
469 .platform_init
= bcm4780_init
,
473 .name
= "Buffalo WHR-G54S",
475 { .name
= "reset", .gpio
= 1 << 4 },
476 { .name
= "bridge", .gpio
= 1 << 5 },
477 { .name
= "ses", .gpio
= 1 << 0 },
480 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
481 { .name
= "internal", .gpio
= 1 << 3, .polarity
= REVERSE
},
482 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
483 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
484 { .name
= "wlan", .gpio
= 1 << 2, .polarity
= REVERSE
},
488 .name
= "Buffalo WBR2-G54",
491 { .name
= "reset", .gpio
= 1 << 7 },
494 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
498 .name
= "Buffalo WHR-HP-G54",
500 { .name
= "reset", .gpio
= 1 << 4 },
501 { .name
= "bridge", .gpio
= 1 << 5 },
502 { .name
= "ses", .gpio
= 1 << 0 },
505 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
506 { .name
= "internal", .gpio
= 1 << 3, .polarity
= REVERSE
},
507 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
508 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
509 { .name
= "wlan", .gpio
= 1 << 2, .polarity
= REVERSE
},
513 .name
= "Buffalo WHR-G125",
515 { .name
= "reset", .gpio
= 1 << 4 },
516 { .name
= "bridge", .gpio
= 1 << 5 },
517 { .name
= "ses", .gpio
= 1 << 0 },
520 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
521 { .name
= "internal", .gpio
= 1 << 3, .polarity
= REVERSE
},
522 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
523 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
524 { .name
= "wlan", .gpio
= 1 << 2, .polarity
= REVERSE
},
528 .name
= "Buffalo WHR2-A54G54",
530 { .name
= "reset", .gpio
= 1 << 4 },
533 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
537 .name
= "Buffalo WLA2-G54L",
540 { .name
= "reset", .gpio
= 1 << 7 },
543 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
547 .name
= "Buffalo WZR-G300N",
549 { .name
= "reset", .gpio
= 1 << 4 },
552 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
553 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
554 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
558 .name
= "Buffalo WZR-RS-G54",
560 { .name
= "ses", .gpio
= 1 << 0 },
561 { .name
= "reset", .gpio
= 1 << 4 },
564 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
565 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
566 { .name
= "vpn", .gpio
= 1 << 1, .polarity
= REVERSE
},
570 .name
= "Buffalo WZR-RS-G54HP",
572 { .name
= "ses", .gpio
= 1 << 0 },
573 { .name
= "reset", .gpio
= 1 << 4 },
576 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
577 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
578 { .name
= "vpn", .gpio
= 1 << 1, .polarity
= REVERSE
},
581 [BUFFALO_UNKNOWN
] = {
582 .name
= "Buffalo (unknown)",
584 { .name
= "reset", .gpio
= 1 << 7 },
587 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
590 [BUFFALO_UNKNOWN_4710
] = {
591 .name
= "Buffalo (unknown, BCM4710)",
593 { .name
= "reset", .gpio
= 1 << 4 },
596 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
601 .name
= "Siemens SE505 V1",
603 /* No usable buttons */
606 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
607 { .name
= "dmz", .gpio
= 1 << 4, .polarity
= REVERSE
}, // actual name WWW
608 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= REVERSE
},
612 .name
= "Siemens SE505 V2",
614 /* No usable buttons */
617 { .name
= "power", .gpio
= 1 << 5, .polarity
= REVERSE
},
618 { .name
= "dmz", .gpio
= 1 << 0, .polarity
= REVERSE
}, // actual name WWW
619 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= REVERSE
},
624 .name
= "U.S. Robotics USR5461",
626 /* No usable buttons */
629 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
630 { .name
= "printer", .gpio
= 1 << 1, .polarity
= REVERSE
},
635 .name
= "Dell TrueMobile 2300",
637 { .name
= "reset", .gpio
= 1 << 0 },
640 { .name
= "wlan", .gpio
= 1 << 6, .polarity
= REVERSE
},
641 { .name
= "power", .gpio
= 1 << 7, .polarity
= REVERSE
},
645 .name
= "Dell TrueMobile 2300 v2",
647 { .name
= "reset", .gpio
= 1 << 0 },
650 { .name
= "wlan", .gpio
= 1 << 6, .polarity
= REVERSE
},
651 { .name
= "power", .gpio
= 1 << 7, .polarity
= REVERSE
},
656 .name
= "Motorola WE800G",
658 { .name
= "reset", .gpio
= 1 << 0 },
661 { .name
= "power", .gpio
= 1 << 4, .polarity
= NORMAL
},
662 { .name
= "diag", .gpio
= 1 << 2, .polarity
= REVERSE
},
663 { .name
= "wlan_amber", .gpio
= 1 << 1, .polarity
= NORMAL
},
667 .name
= "Motorola WR850G V1",
669 { .name
= "reset", .gpio
= 1 << 0 },
672 { .name
= "power", .gpio
= 1 << 4, .polarity
= NORMAL
},
673 { .name
= "diag", .gpio
= 1 << 3, .polarity
= REVERSE
},
674 { .name
= "dmz", .gpio
= 1 << 6, .polarity
= NORMAL
},
675 { .name
= "wlan_red", .gpio
= 1 << 5, .polarity
= REVERSE
},
676 { .name
= "wlan_green", .gpio
= 1 << 7, .polarity
= REVERSE
},
680 .name
= "Motorola WR850G V2/V3",
682 { .name
= "reset", .gpio
= 1 << 5 },
685 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
686 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
687 { .name
= "wan", .gpio
= 1 << 6, .polarity
= INPUT
},
688 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
692 .name
= "Motorola WR850GP",
694 { .name
= "reset", .gpio
= 1 << 5 },
697 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
698 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
699 { .name
= "dmz", .gpio
= 1 << 6, .polarity
= REVERSE
},
700 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
706 .name
= "Belkin (unknown)",
707 /* FIXME: verify & add detection */
709 { .name
= "reset", .gpio
= 1 << 7 },
712 { .name
= "power", .gpio
= 1 << 5, .polarity
= NORMAL
},
713 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= NORMAL
},
714 { .name
= "connected", .gpio
= 1 << 0, .polarity
= NORMAL
},
719 .name
= "Netgear WGT634U",
721 { .name
= "reset", .gpio
= 1 << 2 },
724 { .name
= "power", .gpio
= 1 << 3, .polarity
= NORMAL
},
729 .name
= "Trendware TEW411BRP+",
731 { /* No usable buttons */ },
734 { .name
= "power", .gpio
= 1 << 7, .polarity
= NORMAL
},
735 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= NORMAL
},
736 { .name
= "bridge", .gpio
= 1 << 6, .polarity
= NORMAL
},
741 .name
= "SimpleTech SimpleShare NAS",
743 { .name
= "reset", .gpio
= 1 << 7 }, // on back, hardwired, always resets device regardless OS state
744 { .name
= "power", .gpio
= 1 << 0 }, // on back
747 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
}, // actual name ready
749 .platform_init
= bcm4780_init
,
753 .name
= "D-Link DIR-130",
755 { .name
= "reset", .gpio
= 1 << 3},
756 { .name
= "reserved", .gpio
= 1 << 7},
759 { .name
= "diag", .gpio
= 1 << 0},
760 { .name
= "blue", .gpio
= 1 << 6},
764 .name
= "D-Link DIR-320",
766 { .name
= "reserved", .gpio
= 1 << 6},
767 { .name
= "reset", .gpio
= 1 << 7},
770 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= NORMAL
},
771 { .name
= "diag", .gpio
= 1 << 1, .polarity
= NORMAL
}, /* "status led */
772 { .name
= "red", .gpio
= 1 << 3, .polarity
= REVERSE
},
773 { .name
= "blue", .gpio
= 1 << 4, .polarity
= REVERSE
},
774 { .name
= "usb", .gpio
= 1 << 5, .polarity
= NORMAL
},
778 .name
= "D-Link DIR-330",
780 { .name
= "reset", .gpio
= 1 << 3},
781 { .name
= "reserved", .gpio
= 1 << 7},
784 { .name
= "diag", .gpio
= 1 << 0},
785 { .name
= "usb", .gpio
= 1 << 4},
786 { .name
= "blue", .gpio
= 1 << 6},
790 .name
= "D-Link DWL-3150",
792 { .name
= "reset", .gpio
= 1 << 7},
795 { .name
= "diag", .gpio
= 1 << 2},
796 { .name
= "status", .gpio
= 1 << 1},
801 .name
= "Sitecom WL-105b",
803 { .name
= "reset", .gpio
= 1 << 10},
806 { .name
= "wlan", .gpio
= 1 << 4},
807 { .name
= "power", .gpio
= 1 << 3},
812 static struct platform_t __init
*platform_detect(void)
814 char *boardnum
, *boardtype
, *buf
;
816 if (strcmp(getvar("nvram_type"), "cfe") == 0)
817 return &platforms
[WGT634U
];
819 /* Look for a model identifier */
821 /* Based on "model_name" */
822 if ((buf
= nvram_get("model_name"))) {
823 if (!strcmp(buf
, "DIR-130"))
824 return &platforms
[DIR130
];
825 if (!strcmp(buf
, "DIR-330"))
826 return &platforms
[DIR330
];
829 /* Based on "wsc_modelname */
830 if ((buf
= nvram_get("wsc_modelname"))) {
831 if (!strcmp(buf
, "WRT610N"))
832 return &platforms
[WRT610N
];
835 /* Based on "model_no" */
836 if ((buf
= nvram_get("model_no"))) {
837 if (startswith(buf
,"WL700")) /* WL700* */
838 return &platforms
[WL700GE
];
841 /* Based on "hardware_version" */
842 if ((buf
= nvram_get("hardware_version"))) {
843 if (startswith(buf
,"WL500GPV2-")) /* WL500GPV2-* */
844 return &platforms
[WL500GPV2
];
845 if (startswith(buf
,"WL520GC-")) /* WL520GU-* */
846 return &platforms
[WL520GC
];
847 if (startswith(buf
,"WL520GU-")) /* WL520GU-* */
848 return &platforms
[WL520GU
];
849 if (startswith(buf
,"WL330GE-")) /* WL330GE-* */
850 return &platforms
[WL330GE
];
853 /* Based on "ModelId" */
854 if ((buf
= nvram_get("ModelId"))) {
855 if (!strcmp(buf
, "WR850GP"))
856 return &platforms
[WR850GP
];
857 if (!strcmp(buf
, "WR850G"))
858 return &platforms
[WR850GV2V3
];
859 if (!strcmp(buf
, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
860 return &platforms
[TM2300
]; /* Dell TrueMobile 2300 */
861 if (startswith(buf
,"WE800G")) /* WE800G* */
862 return &platforms
[WE800G
];
866 if ((buf
= (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
867 /* Buffalo hardware, check id for specific hardware matches */
868 if (!strcmp(buf
, "29bb0332"))
869 return &platforms
[WBR2_G54
];
870 if (!strcmp(buf
, "29129"))
871 return &platforms
[WLA2_G54L
];
872 if (!strcmp(buf
, "30189"))
873 return &platforms
[WHR_HP_G54
];
874 if (!strcmp(buf
, "32093"))
875 return &platforms
[WHR_G125
];
876 if (!strcmp(buf
, "30182"))
877 return &platforms
[WHR_G54S
];
878 if (!strcmp(buf
, "290441dd"))
879 return &platforms
[WHR2_A54G54
];
880 if (!strcmp(buf
, "31120"))
881 return &platforms
[WZR_G300N
];
882 if (!strcmp(buf
, "30083"))
883 return &platforms
[WZR_RS_G54
];
884 if (!strcmp(buf
, "30103"))
885 return &platforms
[WZR_RS_G54HP
];
888 /* no easy model number, attempt to guess */
889 boardnum
= getvar("boardnum");
890 boardtype
= getvar("boardtype");
892 if (!strcmp(boardnum
, "20070615")) { /* Linksys WRT600N v1/V1.1 */
893 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
894 return &platforms
[WRT600NV11
];
896 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("cardbus"), "0"))
897 return &platforms
[WRT600N
];
900 if (startswith(getvar("pmon_ver"), "CFE")) {
901 /* CFE based - newer hardware */
902 if (!strcmp(boardnum
, "42")) { /* Linksys */
903 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("boot_hw_model"), "WRT300N") && !strcmp(getvar("boot_hw_ver"), "1.1"))
904 return &platforms
[WRT300NV11
];
906 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("cardbus"), "1"))
907 return &platforms
[WRT350N
];
909 if (!strcmp(boardtype
, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
910 return &platforms
[WRT54G3G
];
912 if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
913 return &platforms
[WRTSL54GS
];
915 if (!strcmp(boardtype
, "0x0472"))
916 return &platforms
[WRT160N
];
918 /* default to WRT54G */
919 return &platforms
[WRT54G
];
921 if (!strcmp(boardnum
, "1024") && !strcmp(boardtype
, "0x0446"))
922 return &platforms
[WAP54GV2
];
924 if (!strcmp(boardnum
, "44") || !strcmp(boardnum
, "44\r")) {
925 if (!strcmp(boardtype
,"0x0101") || !strcmp(boardtype
, "0x0101\r"))
926 return &platforms
[TM2300V2
]; /* Dell TrueMobile 2300 v2 */
929 if (!strcmp(boardnum
, "45")) { /* ASUS */
930 if (!strcmp(boardtype
,"0x042f"))
931 return &platforms
[WL500GP
];
932 else if (!strcmp(boardtype
,"0x0472"))
933 return &platforms
[WL500W
];
934 else if (!strcmp(boardtype
,"0x467"))
935 return &platforms
[WL320GE
];
937 return &platforms
[WL500GD
];
940 if (!strcmp(boardnum
, "10496"))
941 return &platforms
[USR5461
];
943 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
944 return &platforms
[SE505V2
];
946 if (!strcmp(boardtype
, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
947 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
948 return &platforms
[DIR320
];
950 } else { /* PMON based - old stuff */
951 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL
, 0) == 9) &&
952 (simple_strtoul(getvar("et0phyaddr"), NULL
, 0) == 30)) {
953 return &platforms
[WR850GV1
];
955 if (startswith(boardtype
, "bcm94710dev")) {
956 if (!strcmp(boardnum
, "42"))
957 return &platforms
[WRT54GV1
];
958 if (simple_strtoul(boardnum
, NULL
, 0) == 2)
959 return &platforms
[WAP54GV1
];
961 if (startswith(getvar("hardware_version"), "WL500-"))
962 return &platforms
[WL500G
];
963 if (startswith(getvar("hardware_version"), "WL300-")) {
964 /* Either WL-300g or WL-HDD, do more extensive checks */
965 if ((simple_strtoul(getvar("et0phyaddr"), NULL
, 0) == 0) &&
966 (simple_strtoul(getvar("et1phyaddr"), NULL
, 0) == 1))
967 return &platforms
[WLHDD
];
968 if ((simple_strtoul(getvar("et0phyaddr"), NULL
, 0) == 0) &&
969 (simple_strtoul(getvar("et1phyaddr"), NULL
, 0) == 10))
970 return &platforms
[WL300G
];
972 /* Sitecom WL-105b */
973 if (startswith(boardnum
, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL
, 0) == 1)
974 return &platforms
[WL105B
];
976 /* unknown asus stuff, probably bcm4702 */
977 if (startswith(boardnum
, "asusX"))
978 return &platforms
[ASUS_4702
];
981 if (buf
|| !strcmp(boardnum
, "00")) {/* probably buffalo */
982 if (startswith(boardtype
, "bcm94710ap"))
983 return &platforms
[BUFFALO_UNKNOWN_4710
];
985 return &platforms
[BUFFALO_UNKNOWN
];
988 if (startswith(getvar("CFEver"), "MotoWRv2") ||
989 startswith(getvar("CFEver"), "MotoWRv3") ||
990 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
992 return &platforms
[WR850GV2V3
];
995 if (!strcmp(boardnum
, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
996 return &platforms
[TEW411BRPP
];
999 if (startswith(boardnum
, "04FN52")) /* SimpleTech SimpleShare */
1000 return &platforms
[STI_NAS
];
1002 if (!strcmp(getvar("boardnum"), "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
1003 return &platforms
[DWL3150
];
1009 static void register_buttons(struct button_t
*b
)
1011 for (; b
->name
; b
++)
1012 platform
.button_mask
|= b
->gpio
;
1014 platform
.button_mask
&= ~gpiomask
;
1016 gpio_outen(platform
.button_mask
, 0);
1017 gpio_control(platform
.button_mask
, 0);
1018 platform
.button_polarity
= gpio_in() & platform
.button_mask
;
1019 gpio_intpolarity(platform
.button_mask
, platform
.button_polarity
);
1020 gpio_setintmask(platform
.button_mask
, platform
.button_mask
);
1022 gpio_set_irqenable(1, button_handler
);
1025 static void unregister_buttons(struct button_t
*b
)
1027 gpio_setintmask(platform
.button_mask
, 0);
1029 gpio_set_irqenable(0, button_handler
);
1034 static void add_msg(struct event_t
*event
, char *msg
, int argv
)
1041 s
= skb_put(event
->skb
, strlen(msg
) + 1);
1045 static void hotplug_button(struct work_struct
*work
)
1047 struct event_t
*event
= container_of(work
, struct event_t
, wq
);
1053 event
->skb
= alloc_skb(2048, GFP_KERNEL
);
1055 s
= skb_put(event
->skb
, strlen(event
->action
) + 2);
1056 sprintf(s
, "%s@", event
->action
);
1059 NETLINK_CB(event
->skb
).dst_group
= 1;
1060 netlink_broadcast(uevent_sock
, event
->skb
, 0, 1, GFP_KERNEL
);
1065 #else /* !LINUX_2_4 */
1066 static inline char *kzalloc(unsigned int size
, unsigned int gfp
)
1070 p
= kmalloc(size
, gfp
);
1079 static void add_msg(struct event_t
*event
, char *msg
, int argv
)
1082 event
->argv
[event
->anr
++] = event
->scratch
;
1084 event
->envp
[event
->enr
++] = event
->scratch
;
1086 event
->scratch
+= sprintf(event
->scratch
, "%s", msg
) + 1;
1089 static void hotplug_button(struct event_t
*event
)
1091 char *scratch
= kzalloc(256, GFP_KERNEL
);
1092 event
->scratch
= scratch
;
1094 add_msg(event
, hotplug_path
, 1);
1095 add_msg(event
, "button", 1);
1097 call_usermodehelper (event
->argv
[0], event
->argv
, event
->envp
);
1101 #endif /* !LINUX_2_4 */
1103 static int fill_event (struct event_t
*event
)
1105 static char buf
[128];
1107 add_msg(event
, "HOME=/", 0);
1108 add_msg(event
, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1109 add_msg(event
, "SUBSYSTEM=button", 0);
1110 snprintf(buf
, 128, "ACTION=%s", event
->action
);
1111 add_msg(event
, buf
, 0);
1112 snprintf(buf
, 128, "BUTTON=%s", event
->name
);
1113 add_msg(event
, buf
, 0);
1114 snprintf(buf
, 128, "SEEN=%ld", event
->seen
);
1115 add_msg(event
, buf
, 0);
1117 snprintf(buf
, 128, "SEQNUM=%llu", uevent_next_seqnum());
1118 add_msg(event
, buf
, 0);
1126 static irqreturn_t
button_handler(int irq
, void *dev_id
)
1128 static irqreturn_t
button_handler(int irq
, void *dev_id
, struct pt_regs
*regs
)
1134 in
= gpio_in() & platform
.button_mask
;
1135 gpio_intpolarity(platform
.button_mask
, in
);
1136 changed
= platform
.button_polarity
^ in
;
1137 platform
.button_polarity
= in
;
1139 changed
&= ~gpio_outen(0, 0);
1141 for (b
= platform
.buttons
; b
->name
; b
++) {
1142 struct event_t
*event
;
1144 if (!(b
->gpio
& changed
)) continue;
1148 if ((event
= (struct event_t
*)kzalloc (sizeof(struct event_t
), GFP_ATOMIC
))) {
1149 event
->seen
= (jiffies
- b
->seen
)/HZ
;
1150 event
->name
= b
->name
;
1151 event
->action
= b
->pressed
? "pressed" : "released";
1152 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
1153 INIT_WORK(&event
->wq
, (void *)(void *)hotplug_button
);
1155 INIT_WORK(&event
->wq
, (void *)(void *)hotplug_button
, (void *)event
);
1157 schedule_work(&event
->wq
);
1165 static void register_leds(struct led_t
*l
)
1167 struct proc_dir_entry
*p
;
1172 leds
= proc_mkdir("led", diag
);
1176 for(; l
->name
; l
++) {
1177 if (l
->gpio
& gpiomask
)
1180 if (l
->gpio
& GPIO_TYPE_EXTIF
) {
1184 if (l
->polarity
!= INPUT
) oe_mask
|= l
->gpio
;
1186 val
|= (l
->polarity
== NORMAL
)?0:l
->gpio
;
1189 if (l
->polarity
== INPUT
) continue;
1191 if ((p
= create_proc_entry(l
->name
, S_IRUSR
, leds
))) {
1192 l
->proc
.type
= PROC_LED
;
1194 p
->data
= (void *) &l
->proc
;
1195 p
->proc_fops
= &diag_proc_fops
;
1199 gpio_outen(mask
, oe_mask
);
1200 gpio_control(mask
, 0);
1201 gpio_out(mask
, val
);
1202 gpio_setintmask(mask
, 0);
1205 static void unregister_leds(struct led_t
*l
)
1208 remove_proc_entry(l
->name
, leds
);
1210 remove_proc_entry("led", diag
);
1213 static void set_led_extif(struct led_t
*led
)
1215 gpio_set_extif(led
->gpio
, led
->state
);
1218 static void led_flash(unsigned long dummy
) {
1223 for (l
= platform
.leds
; l
->name
; l
++) {
1225 if (l
->gpio
& GPIO_TYPE_EXTIF
) {
1227 l
->state
= !l
->state
;
1237 u32 val
= ~gpio_in();
1239 gpio_outen(mask
, mask
);
1240 gpio_control(mask
, 0);
1241 gpio_out(mask
, val
);
1243 if (mask
|| extif_blink
) {
1244 mod_timer(&led_timer
, jiffies
+ FLASH_TIME
);
1248 static ssize_t
diag_proc_read(struct file
*file
, char *buf
, size_t count
, loff_t
*ppos
)
1251 struct inode
*inode
= file
->f_dentry
->d_inode
;
1252 struct proc_dir_entry
*dent
= inode
->u
.generic_ip
;
1254 struct proc_dir_entry
*dent
= PDE(file
->f_dentry
->d_inode
);
1259 if ((page
= kmalloc(1024, GFP_KERNEL
)) == NULL
)
1262 if (dent
->data
!= NULL
) {
1263 struct prochandler_t
*handler
= (struct prochandler_t
*) dent
->data
;
1264 switch (handler
->type
) {
1266 struct led_t
* led
= (struct led_t
*) handler
->ptr
;
1268 len
= sprintf(page
, "f\n");
1270 if (led
->gpio
& GPIO_TYPE_EXTIF
) {
1271 len
= sprintf(page
, "%d\n", led
->state
);
1273 u32 in
= (gpio_in() & led
->gpio
? 1 : 0);
1274 u8 p
= (led
->polarity
== NORMAL
? 0 : 1);
1275 len
= sprintf(page
, "%d\n", ((in
^ p
) ? 1 : 0));
1281 len
= sprintf(page
, "%s\n", platform
.name
);
1284 len
= sprintf(page
, "0x%04x\n", gpiomask
);
1291 len
= min_t(int, len
- *ppos
, count
);
1292 if (copy_to_user(buf
, (page
+ *ppos
), len
)) {
1306 static ssize_t
diag_proc_write(struct file
*file
, const char *buf
, size_t count
, loff_t
*ppos
)
1309 struct inode
*inode
= file
->f_dentry
->d_inode
;
1310 struct proc_dir_entry
*dent
= inode
->u
.generic_ip
;
1312 struct proc_dir_entry
*dent
= PDE(file
->f_dentry
->d_inode
);
1317 if ((page
= kmalloc(count
+ 1, GFP_KERNEL
)) == NULL
)
1320 if (copy_from_user(page
, buf
, count
)) {
1326 if (dent
->data
!= NULL
) {
1327 struct prochandler_t
*handler
= (struct prochandler_t
*) dent
->data
;
1328 switch (handler
->type
) {
1330 struct led_t
*led
= (struct led_t
*) handler
->ptr
;
1331 int p
= (led
->polarity
== NORMAL
? 0 : 1);
1333 if (page
[0] == 'f') {
1338 if (led
->gpio
& GPIO_TYPE_EXTIF
) {
1339 led
->state
= p
^ ((page
[0] == '1') ? 1 : 0);
1342 gpio_outen(led
->gpio
, led
->gpio
);
1343 gpio_control(led
->gpio
, 0);
1344 gpio_out(led
->gpio
, ((p
^ (page
[0] == '1')) ? led
->gpio
: 0));
1350 gpiomask
= simple_strtoul(page
, NULL
, 0);
1352 if (platform
.buttons
) {
1353 unregister_buttons(platform
.buttons
);
1354 register_buttons(platform
.buttons
);
1357 if (platform
.leds
) {
1358 unregister_leds(platform
.leds
);
1359 register_leds(platform
.leds
);
1370 static int __init
diag_init(void)
1372 static struct proc_dir_entry
*p
;
1373 static struct platform_t
*detected
;
1375 detected
= platform_detect();
1377 printk(MODULE_NAME
": Router model not detected.\n");
1380 memcpy(&platform
, detected
, sizeof(struct platform_t
));
1382 printk(MODULE_NAME
": Detected '%s'\n", platform
.name
);
1383 if (platform
.platform_init
!= NULL
) {
1384 platform
.platform_init();
1387 if (!(diag
= proc_mkdir("diag", NULL
))) {
1388 printk(MODULE_NAME
": proc_mkdir on /proc/diag failed\n");
1392 if ((p
= create_proc_entry("model", S_IRUSR
, diag
))) {
1393 p
->data
= (void *) &proc_model
;
1394 p
->proc_fops
= &diag_proc_fops
;
1397 if ((p
= create_proc_entry("gpiomask", S_IRUSR
| S_IWUSR
, diag
))) {
1398 p
->data
= (void *) &proc_gpiomask
;
1399 p
->proc_fops
= &diag_proc_fops
;
1402 if (platform
.buttons
)
1403 register_buttons(platform
.buttons
);
1406 register_leds(platform
.leds
);
1411 static void __exit
diag_exit(void)
1413 del_timer(&led_timer
);
1415 if (platform
.buttons
)
1416 unregister_buttons(platform
.buttons
);
1419 unregister_leds(platform
.leds
);
1421 remove_proc_entry("model", diag
);
1422 remove_proc_entry("gpiomask", diag
);
1423 remove_proc_entry("diag", NULL
);
1426 module_init(diag_init
);
1427 module_exit(diag_exit
);
1429 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1430 MODULE_LICENSE("GPL");