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.
24 #include <linux/module.h>
25 #include <linux/pci.h>
26 #include <linux/kmod.h>
27 #include <linux/proc_fs.h>
28 #include <linux/timer.h>
29 #include <linux/version.h>
30 #include <asm/uaccess.h>
33 #include <linux/workqueue.h>
34 #include <linux/skbuff.h>
35 #include <linux/netlink.h>
37 extern struct sock
*uevent_sock
;
38 extern u64
uevent_next_seqnum(void);
40 #include <linux/tqueue.h>
41 #define INIT_WORK INIT_TQUEUE
42 #define schedule_work schedule_task
43 #define work_struct tq_struct
48 #define getvar(str) (nvram_get(str)?:"")
50 static inline int startswith (char *source
, char *cmp
) { return !strncmp(source
,cmp
,strlen(cmp
)); }
51 static int fill_event(struct event_t
*);
52 static unsigned int gpiomask
= 0;
53 module_param(gpiomask
, int, 0644);
132 static void __init
bcm4780_init(void) {
135 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
136 printk(MODULE_NAME
": Spinning up HDD and enabling leds\n");
137 gpio_outen(pin
, pin
);
138 gpio_control(pin
, 0);
141 /* Wait 5s, so the HDD can spin up */
142 set_current_state(TASK_INTERRUPTIBLE
);
143 schedule_timeout(HZ
* 5);
146 static void __init
bcm57xx_init(void) {
150 /* FIXME: switch comes up, but port mappings/vlans not right */
151 gpio_outen(pin
, pin
);
152 gpio_control(pin
, 0);
157 static struct platform_t __initdata platforms
[] = {
160 .name
= "Linksys WAP54G V1",
162 { .name
= "reset", .gpio
= 1 << 0 },
165 { .name
= "diag", .gpio
= 1 << 3 },
166 { .name
= "wlan", .gpio
= 1 << 4 },
170 .name
= "Linksys WAP54G V3",
172 /* FIXME: verify this */
173 { .name
= "reset", .gpio
= 1 << 7 },
174 { .name
= "ses", .gpio
= 1 << 0 },
178 { .name
= "ses", .gpio
= 1 << 1 },
182 .name
= "Linksys WRT54G V1.x",
184 { .name
= "reset", .gpio
= 1 << 6 },
187 { .name
= "diag", .gpio
= 0x13 | GPIO_TYPE_EXTIF
, .polarity
= NORMAL
},
188 { .name
= "dmz", .gpio
= 0x12 | GPIO_TYPE_EXTIF
, .polarity
= NORMAL
},
192 .name
= "Linksys WRT54G/GS/GL",
194 { .name
= "reset", .gpio
= 1 << 6 },
195 { .name
= "ses", .gpio
= 1 << 4 },
198 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
199 { .name
= "dmz", .gpio
= 1 << 7, .polarity
= REVERSE
},
200 { .name
= "ses_white", .gpio
= 1 << 2, .polarity
= REVERSE
},
201 { .name
= "ses_orange", .gpio
= 1 << 3, .polarity
= REVERSE
},
202 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
206 .name
= "Linksys WRTSL54GS",
208 { .name
= "reset", .gpio
= 1 << 6 },
209 { .name
= "ses", .gpio
= 1 << 4 },
212 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
213 { .name
= "dmz", .gpio
= 1 << 0, .polarity
= REVERSE
},
214 { .name
= "ses_white", .gpio
= 1 << 5, .polarity
= REVERSE
},
215 { .name
= "ses_orange", .gpio
= 1 << 7, .polarity
= REVERSE
},
219 .name
= "Linksys WRT54G3G",
221 { .name
= "reset", .gpio
= 1 << 6 },
222 { .name
= "3g", .gpio
= 1 << 4 },
225 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
226 { .name
= "dmz", .gpio
= 1 << 7, .polarity
= REVERSE
},
227 { .name
= "3g_green", .gpio
= 1 << 2, .polarity
= NORMAL
},
228 { .name
= "3g_blue", .gpio
= 1 << 3, .polarity
= NORMAL
},
229 { .name
= "3g_blink", .gpio
= 1 << 5, .polarity
= NORMAL
},
233 .name
= "Linksys WRT350N",
235 { .name
= "reset", .gpio
= 1 << 6 },
236 { .name
= "ses", .gpio
= 1 << 8 },
239 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
240 { .name
= "ses_amber", .gpio
= 1 << 3, .polarity
= REVERSE
},
241 { .name
= "ses_green", .gpio
= 1 << 9, .polarity
= REVERSE
},
242 { .name
= "usb_blink", .gpio
= 1 << 10, .polarity
= REVERSE
},
243 { .name
= "usb", .gpio
= 1 << 11, .polarity
= REVERSE
},
245 .platform_init
= bcm57xx_init
,
248 .name
= "Linksys WRT600N",
250 { .name
= "reset", .gpio
= 1 << 6 },
251 { .name
= "ses", .gpio
= 1 << 7 },
254 { .name
= "power", .gpio
= 1 << 2, .polarity
= REVERSE
}, // Power LED
255 { .name
= "usb", .gpio
= 1 << 3, .polarity
= REVERSE
}, // USB LED
256 { .name
= "wl0_ses_amber", .gpio
= 1 << 8, .polarity
= REVERSE
}, // 2.4Ghz LED Amber
257 { .name
= "wl0_ses_green", .gpio
= 1 << 9, .polarity
= REVERSE
}, // 2.4Ghz LED Green
258 { .name
= "wl1_ses_amber", .gpio
= 1 << 10, .polarity
= REVERSE
}, // 5.6Ghz LED Amber
259 { .name
= "wl1_ses_green", .gpio
= 1 << 11, .polarity
= REVERSE
}, // 5.6Ghz LED Green
261 .platform_init
= bcm57xx_init
,
264 .name
= "Linksys WRT600N V1.1",
266 { .name
= "reset", .gpio
= 1 << 6 },
267 { .name
= "ses", .gpio
= 1 << 7 },
270 { .name
= "power", .gpio
= 1 << 2, .polarity
= REVERSE
}, // Power LED
271 { .name
= "usb", .gpio
= 1 << 3, .polarity
= REVERSE
}, // USB LED
272 { .name
= "wl0_ses_amber", .gpio
= 1 << 8, .polarity
= REVERSE
}, // 2.4Ghz LED Amber
273 { .name
= "wl0_ses_green", .gpio
= 1 << 9, .polarity
= REVERSE
}, // 2.4Ghz LED Green
274 { .name
= "wl1_ses_amber", .gpio
= 1 << 10, .polarity
= REVERSE
}, // 5.6Ghz LED Amber
275 { .name
= "wl1_ses_green", .gpio
= 1 << 11, .polarity
= REVERSE
}, // 5.6Ghz LED Green
277 .platform_init
= bcm57xx_init
,
281 .name
= "ASUS WL-HDD",
283 { .name
= "reset", .gpio
= 1 << 6 },
286 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
287 { .name
= "usb", .gpio
= 1 << 2, .polarity
= NORMAL
},
291 .name
= "ASUS WL-300g",
293 { .name
= "reset", .gpio
= 1 << 6 },
296 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
300 .name
= "ASUS WL-320gE/WL-320gP",
302 { .name
= "reset", .gpio
= 1 << 6 },
305 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
306 { .name
= "power", .gpio
= 1 << 2, .polarity
= REVERSE
},
307 { .name
= "link", .gpio
= 1 << 11, .polarity
= REVERSE
},
311 .name
= "ASUS WL-500g",
313 { .name
= "reset", .gpio
= 1 << 6 },
316 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
320 .name
= "ASUS WL-500g Deluxe",
322 { .name
= "reset", .gpio
= 1 << 6 },
325 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
329 .name
= "ASUS WL-500g Premium",
331 { .name
= "reset", .gpio
= 1 << 0 },
332 { .name
= "ses", .gpio
= 1 << 4 },
335 { .name
= "power", .gpio
= 1 << 1, .polarity
= REVERSE
},
339 .name
= "ASUS WL-500g Premium V2",
341 { .name
= "reset", .gpio
= 1 << 2 },
342 { .name
= "ses", .gpio
= 1 << 3 },
345 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
346 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= REVERSE
},
350 .name
= "ASUS WL-500W",
352 { .name
= "reset", .gpio
= 1 << 6 },
353 { .name
= "ses", .gpio
= 1 << 7 },
356 { .name
= "power", .gpio
= 1 << 5, .polarity
= REVERSE
},
360 .name
= "ASUS WL-520GC",
362 { .name
= "reset", .gpio
= 1 << 2 },
363 { .name
= "ses", .gpio
= 1 << 3 },
366 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
367 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= REVERSE
},
371 .name
= "ASUS WL-520gU",
373 { .name
= "reset", .gpio
= 1 << 2 },
374 { .name
= "ses", .gpio
= 1 << 3 },
377 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
378 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= REVERSE
},
382 .name
= "ASUS (unknown, BCM4702)",
384 { .name
= "reset", .gpio
= 1 << 6 },
387 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
391 .name
= "ASUS WL-700gE",
393 { .name
= "reset", .gpio
= 1 << 7 }, // on back, hardwired, always resets device regardless OS state
394 { .name
= "ses", .gpio
= 1 << 4 }, // on back, actual name ezsetup
395 { .name
= "power", .gpio
= 1 << 0 }, // on front
396 { .name
= "copy", .gpio
= 1 << 6 }, // on front
400 // GPIO that controls power led also enables/disables some essential functions
403 { .name
= "power", .gpio
= 1 << 3, .polarity
= NORMAL
}, // actual name power
405 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
}, // actual name ready
407 .platform_init
= bcm4780_init
,
411 .name
= "Buffalo WHR-G54S",
413 { .name
= "reset", .gpio
= 1 << 4 },
414 { .name
= "bridge", .gpio
= 1 << 5 },
415 { .name
= "ses", .gpio
= 1 << 0 },
418 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
419 { .name
= "internal", .gpio
= 1 << 3, .polarity
= REVERSE
},
420 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
421 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
422 { .name
= "wlan", .gpio
= 1 << 2, .polarity
= REVERSE
},
426 .name
= "Buffalo WBR2-G54",
429 { .name
= "reset", .gpio
= 1 << 7 },
432 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
436 .name
= "Buffalo WHR-HP-G54",
438 { .name
= "reset", .gpio
= 1 << 4 },
439 { .name
= "bridge", .gpio
= 1 << 5 },
440 { .name
= "ses", .gpio
= 1 << 0 },
443 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
444 { .name
= "internal", .gpio
= 1 << 3, .polarity
= REVERSE
},
445 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
446 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
447 { .name
= "wlan", .gpio
= 1 << 2, .polarity
= REVERSE
},
451 .name
= "Buffalo WHR-G125",
453 { .name
= "reset", .gpio
= 1 << 4 },
454 { .name
= "bridge", .gpio
= 1 << 5 },
455 { .name
= "ses", .gpio
= 1 << 0 },
458 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
459 { .name
= "internal", .gpio
= 1 << 3, .polarity
= REVERSE
},
460 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
461 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
462 { .name
= "wlan", .gpio
= 1 << 2, .polarity
= REVERSE
},
466 .name
= "Buffalo WHR2-A54G54",
468 { .name
= "reset", .gpio
= 1 << 4 },
471 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
475 .name
= "Buffalo WLA2-G54L",
478 { .name
= "reset", .gpio
= 1 << 7 },
481 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
485 .name
= "Buffalo WZR-G300N",
487 { .name
= "reset", .gpio
= 1 << 4 },
490 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
491 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
492 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
496 .name
= "Buffalo WZR-RS-G54",
498 { .name
= "ses", .gpio
= 1 << 0 },
499 { .name
= "reset", .gpio
= 1 << 4 },
502 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
503 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
504 { .name
= "vpn", .gpio
= 1 << 1, .polarity
= REVERSE
},
508 .name
= "Buffalo WZR-RS-G54HP",
510 { .name
= "ses", .gpio
= 1 << 0 },
511 { .name
= "reset", .gpio
= 1 << 4 },
514 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
515 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
516 { .name
= "vpn", .gpio
= 1 << 1, .polarity
= REVERSE
},
519 [BUFFALO_UNKNOWN
] = {
520 .name
= "Buffalo (unknown)",
522 { .name
= "reset", .gpio
= 1 << 7 },
525 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
528 [BUFFALO_UNKNOWN_4710
] = {
529 .name
= "Buffalo (unknown, BCM4710)",
531 { .name
= "reset", .gpio
= 1 << 4 },
534 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
539 .name
= "Siemens SE505 V1",
541 /* No usable buttons */
544 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
545 { .name
= "dmz", .gpio
= 1 << 4, .polarity
= REVERSE
}, // actual name WWW
546 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= REVERSE
},
550 .name
= "Siemens SE505 V2",
552 /* No usable buttons */
555 { .name
= "power", .gpio
= 1 << 5, .polarity
= REVERSE
},
556 { .name
= "dmz", .gpio
= 1 << 0, .polarity
= REVERSE
}, // actual name WWW
557 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= REVERSE
},
562 .name
= "U.S. Robotics USR5461",
564 /* No usable buttons */
567 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
568 { .name
= "printer", .gpio
= 1 << 1, .polarity
= REVERSE
},
573 .name
= "Dell TrueMobile 2300",
575 { .name
= "reset", .gpio
= 1 << 0 },
578 { .name
= "wlan", .gpio
= 1 << 6, .polarity
= REVERSE
},
579 { .name
= "power", .gpio
= 1 << 7, .polarity
= REVERSE
},
583 .name
= "Dell TrueMobile 2300 v2",
585 { .name
= "reset", .gpio
= 1 << 0 },
588 { .name
= "wlan", .gpio
= 1 << 6, .polarity
= REVERSE
},
589 { .name
= "power", .gpio
= 1 << 7, .polarity
= REVERSE
},
594 .name
= "Motorola WE800G",
596 { .name
= "reset", .gpio
= 1 << 0 },
599 { .name
= "power", .gpio
= 1 << 4, .polarity
= NORMAL
},
600 { .name
= "diag", .gpio
= 1 << 2, .polarity
= REVERSE
},
601 { .name
= "wlan_amber", .gpio
= 1 << 1, .polarity
= NORMAL
},
605 .name
= "Motorola WR850G V1",
607 { .name
= "reset", .gpio
= 1 << 0 },
610 { .name
= "power", .gpio
= 1 << 4, .polarity
= NORMAL
},
611 { .name
= "diag", .gpio
= 1 << 3, .polarity
= REVERSE
},
612 { .name
= "dmz", .gpio
= 1 << 6, .polarity
= NORMAL
},
613 { .name
= "wlan_red", .gpio
= 1 << 5, .polarity
= REVERSE
},
614 { .name
= "wlan_green", .gpio
= 1 << 7, .polarity
= REVERSE
},
618 .name
= "Motorola WR850G V2/V3",
620 { .name
= "reset", .gpio
= 1 << 5 },
623 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
624 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
625 { .name
= "wan", .gpio
= 1 << 6, .polarity
= INPUT
},
626 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
630 .name
= "Motorola WR850GP",
632 { .name
= "reset", .gpio
= 1 << 5 },
635 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
636 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
637 { .name
= "dmz", .gpio
= 1 << 6, .polarity
= REVERSE
},
638 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
644 .name
= "Belkin (unknown)",
645 /* FIXME: verify & add detection */
647 { .name
= "reset", .gpio
= 1 << 7 },
650 { .name
= "power", .gpio
= 1 << 5, .polarity
= NORMAL
},
651 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= NORMAL
},
652 { .name
= "connected", .gpio
= 1 << 0, .polarity
= NORMAL
},
657 .name
= "Netgear WGT634U",
659 { .name
= "reset", .gpio
= 1 << 2 },
662 { .name
= "power", .gpio
= 1 << 3, .polarity
= NORMAL
},
667 .name
= "Trendware TEW411BRP+",
669 { /* No usable buttons */ },
672 { .name
= "power", .gpio
= 1 << 7, .polarity
= NORMAL
},
673 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= NORMAL
},
674 { .name
= "bridge", .gpio
= 1 << 6, .polarity
= NORMAL
},
679 .name
= "SimpleTech SimpleShare NAS",
681 { .name
= "reset", .gpio
= 1 << 7 }, // on back, hardwired, always resets device regardless OS state
682 { .name
= "power", .gpio
= 1 << 0 }, // on back
685 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
}, // actual name ready
687 .platform_init
= bcm4780_init
,
691 .name
= "D-Link DIR-130",
693 { .name
= "reset", .gpio
= 1 << 3},
694 { .name
= "reserved", .gpio
= 1 << 7},
697 { .name
= "diag", .gpio
= 1 << 0},
698 { .name
= "blue", .gpio
= 1 << 6},
702 .name
= "D-Link DIR-330",
704 { .name
= "reset", .gpio
= 1 << 3},
705 { .name
= "reserved", .gpio
= 1 << 7},
708 { .name
= "diag", .gpio
= 1 << 0},
709 { .name
= "usb", .gpio
= 1 << 4},
710 { .name
= "blue", .gpio
= 1 << 6},
714 .name
= "D-Link DWL-3150",
716 { .name
= "reset", .gpio
= 1 << 7},
719 { .name
= "diag", .gpio
= 1 << 2},
720 { .name
= "status", .gpio
= 1 << 1},
725 .name
= "Sitecom WL-105b",
727 { .name
= "reset", .gpio
= 1 << 10},
730 { .name
= "wlan", .gpio
= 1 << 4},
731 { .name
= "power", .gpio
= 1 << 3},
736 static struct platform_t __init
*platform_detect(void)
738 char *boardnum
, *boardtype
, *buf
;
740 if (strcmp(getvar("nvram_type"), "cfe") == 0)
741 return &platforms
[WGT634U
];
743 /* Look for a model identifier */
745 /* Based on "model_name" */
746 if ((buf
= nvram_get("model_name"))) {
747 if (!strcmp(buf
, "DIR-130"))
748 return &platforms
[DIR130
];
749 if (!strcmp(buf
, "DIR-330"))
750 return &platforms
[DIR330
];
753 /* Based on "model_no" */
754 if ((buf
= nvram_get("model_no"))) {
755 if (startswith(buf
,"WL700")) /* WL700* */
756 return &platforms
[WL700GE
];
759 /* Based on "hardware_version" */
760 if ((buf
= nvram_get("hardware_version"))) {
761 if (startswith(buf
,"WL500GPV2-")) /* WL500GPV2-* */
762 return &platforms
[WL500GPV2
];
763 if (startswith(buf
,"WL520GC-")) /* WL520GU-* */
764 return &platforms
[WL520GC
];
765 if (startswith(buf
,"WL520GU-")) /* WL520GU-* */
766 return &platforms
[WL520GU
];
769 /* Based on "ModelId" */
770 if ((buf
= nvram_get("ModelId"))) {
771 if (!strcmp(buf
, "WR850GP"))
772 return &platforms
[WR850GP
];
773 if (!strcmp(buf
, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
774 return &platforms
[TM2300
]; /* Dell TrueMobile 2300 */
775 if (startswith(buf
,"WE800G")) /* WE800G* */
776 return &platforms
[WE800G
];
780 if ((buf
= (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
781 /* Buffalo hardware, check id for specific hardware matches */
782 if (!strcmp(buf
, "29bb0332"))
783 return &platforms
[WBR2_G54
];
784 if (!strcmp(buf
, "29129"))
785 return &platforms
[WLA2_G54L
];
786 if (!strcmp(buf
, "30189"))
787 return &platforms
[WHR_HP_G54
];
788 if (!strcmp(buf
, "32093"))
789 return &platforms
[WHR_G125
];
790 if (!strcmp(buf
, "30182"))
791 return &platforms
[WHR_G54S
];
792 if (!strcmp(buf
, "290441dd"))
793 return &platforms
[WHR2_A54G54
];
794 if (!strcmp(buf
, "31120"))
795 return &platforms
[WZR_G300N
];
796 if (!strcmp(buf
, "30083"))
797 return &platforms
[WZR_RS_G54
];
798 if (!strcmp(buf
, "30103"))
799 return &platforms
[WZR_RS_G54HP
];
802 /* no easy model number, attempt to guess */
803 boardnum
= getvar("boardnum");
804 boardtype
= getvar("boardtype");
806 if (!strcmp(boardnum
, "20070615")) { /* Linksys WRT600N v1/V1.1 */
807 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
808 return &platforms
[WRT600NV11
];
810 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("cardbus"), "0"))
811 return &platforms
[WRT600N
];
814 if (startswith(getvar("pmon_ver"), "CFE")) {
815 /* CFE based - newer hardware */
816 if (!strcmp(boardnum
, "42")) { /* Linksys */
817 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("cardbus"), "1"))
818 return &platforms
[WRT350N
];
820 if (!strcmp(boardtype
, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
821 return &platforms
[WRT54G3G
];
823 if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
824 return &platforms
[WRTSL54GS
];
826 /* default to WRT54G */
827 return &platforms
[WRT54G
];
830 if (!strcmp(boardnum
, "44") || !strcmp(boardnum
, "44\r")) {
831 if (!strcmp(boardtype
,"0x0101") || !strcmp(boardtype
, "0x0101\r"))
832 return &platforms
[TM2300V2
]; /* Dell TrueMobile 2300 v2 */
835 if (!strcmp(boardnum
, "45")) { /* ASUS */
836 if (!strcmp(boardtype
,"0x042f"))
837 return &platforms
[WL500GP
];
838 else if (!strcmp(boardtype
,"0x0472"))
839 return &platforms
[WL500W
];
840 else if (!strcmp(boardtype
,"0x467"))
841 return &platforms
[WL320GE
];
843 return &platforms
[WL500GD
];
846 if (!strcmp(boardnum
, "10496"))
847 return &platforms
[USR5461
];
849 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
850 return &platforms
[SE505V2
];
852 } else { /* PMON based - old stuff */
853 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL
, 0) == 9) &&
854 (simple_strtoul(getvar("et0phyaddr"), NULL
, 0) == 30)) {
855 return &platforms
[WR850GV1
];
857 if (startswith(boardtype
, "bcm94710dev")) {
858 if (!strcmp(boardnum
, "42"))
859 return &platforms
[WRT54GV1
];
860 if (simple_strtoul(boardnum
, NULL
, 0) == 2)
861 return &platforms
[WAP54GV1
];
863 if (startswith(getvar("hardware_version"), "WL500-"))
864 return &platforms
[WL500G
];
865 if (startswith(getvar("hardware_version"), "WL300-")) {
866 /* Either WL-300g or WL-HDD, do more extensive checks */
867 if ((simple_strtoul(getvar("et0phyaddr"), NULL
, 0) == 0) &&
868 (simple_strtoul(getvar("et1phyaddr"), NULL
, 0) == 1))
869 return &platforms
[WLHDD
];
870 if ((simple_strtoul(getvar("et0phyaddr"), NULL
, 0) == 0) &&
871 (simple_strtoul(getvar("et1phyaddr"), NULL
, 0) == 10))
872 return &platforms
[WL300G
];
874 /* Sitecom WL-105b */
875 if (startswith(boardnum
, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL
, 0) == 1)
876 return &platforms
[WL105B
];
878 /* unknown asus stuff, probably bcm4702 */
879 if (startswith(boardnum
, "asusX"))
880 return &platforms
[ASUS_4702
];
883 if (buf
|| !strcmp(boardnum
, "00")) {/* probably buffalo */
884 if (startswith(boardtype
, "bcm94710ap"))
885 return &platforms
[BUFFALO_UNKNOWN_4710
];
887 return &platforms
[BUFFALO_UNKNOWN
];
890 if (startswith(getvar("CFEver"), "MotoWRv2") ||
891 startswith(getvar("CFEver"), "MotoWRv3") ||
892 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
894 return &platforms
[WR850GV2V3
];
897 if (!strcmp(boardnum
, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
898 return &platforms
[TEW411BRPP
];
901 if (startswith(boardnum
, "04FN52")) /* SimpleTech SimpleShare */
902 return &platforms
[STI_NAS
];
904 if (!strcmp(getvar("boardnum"), "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
905 return &platforms
[DWL3150
];
911 static void register_buttons(struct button_t
*b
)
914 platform
.button_mask
|= b
->gpio
;
916 platform
.button_mask
&= ~gpiomask
;
918 gpio_outen(platform
.button_mask
, 0);
919 gpio_control(platform
.button_mask
, 0);
920 platform
.button_polarity
= gpio_in() & platform
.button_mask
;
921 gpio_intpolarity(platform
.button_mask
, platform
.button_polarity
);
922 gpio_intmask(platform
.button_mask
, platform
.button_mask
);
924 gpio_set_irqenable(1, button_handler
);
927 static void unregister_buttons(struct button_t
*b
)
929 gpio_intmask(platform
.button_mask
, 0);
931 gpio_set_irqenable(0, button_handler
);
936 static void add_msg(struct event_t
*event
, char *msg
, int argv
)
943 s
= skb_put(event
->skb
, strlen(msg
) + 1);
947 static void hotplug_button(struct work_struct
*work
)
949 struct event_t
*event
= container_of(work
, struct event_t
, wq
);
955 event
->skb
= alloc_skb(2048, GFP_KERNEL
);
957 s
= skb_put(event
->skb
, strlen(event
->action
) + 2);
958 sprintf(s
, "%s@", event
->action
);
961 NETLINK_CB(event
->skb
).dst_group
= 1;
962 netlink_broadcast(uevent_sock
, event
->skb
, 0, 1, GFP_KERNEL
);
967 #else /* !LINUX_2_4 */
968 static inline char *kzalloc(unsigned int size
, unsigned int gfp
)
972 p
= kmalloc(size
, gfp
);
981 static void add_msg(struct event_t
*event
, char *msg
, int argv
)
984 event
->argv
[event
->anr
++] = event
->scratch
;
986 event
->envp
[event
->enr
++] = event
->scratch
;
988 event
->scratch
+= sprintf(event
->scratch
, "%s", msg
) + 1;
991 static void hotplug_button(struct event_t
*event
)
993 char *scratch
= kzalloc(256, GFP_KERNEL
);
994 event
->scratch
= scratch
;
996 add_msg(event
, hotplug_path
, 1);
997 add_msg(event
, "button", 1);
999 call_usermodehelper (event
->argv
[0], event
->argv
, event
->envp
);
1003 #endif /* !LINUX_2_4 */
1005 static int fill_event (struct event_t
*event
)
1007 static char buf
[128];
1009 add_msg(event
, "HOME=/", 0);
1010 add_msg(event
, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1011 add_msg(event
, "SUBSYSTEM=button", 0);
1012 snprintf(buf
, 128, "ACTION=%s", event
->action
);
1013 add_msg(event
, buf
, 0);
1014 snprintf(buf
, 128, "BUTTON=%s", event
->name
);
1015 add_msg(event
, buf
, 0);
1016 snprintf(buf
, 128, "SEEN=%ld", event
->seen
);
1017 add_msg(event
, buf
, 0);
1019 snprintf(buf
, 128, "SEQNUM=%llu", uevent_next_seqnum());
1020 add_msg(event
, buf
, 0);
1028 static irqreturn_t
button_handler(int irq
, void *dev_id
)
1030 static irqreturn_t
button_handler(int irq
, void *dev_id
, struct pt_regs
*regs
)
1036 in
= gpio_in() & platform
.button_mask
;
1037 gpio_intpolarity(platform
.button_mask
, in
);
1038 changed
= platform
.button_polarity
^ in
;
1039 platform
.button_polarity
= in
;
1041 changed
&= ~gpio_outen(0, 0);
1043 for (b
= platform
.buttons
; b
->name
; b
++) {
1044 struct event_t
*event
;
1046 if (!(b
->gpio
& changed
)) continue;
1050 if ((event
= (struct event_t
*)kzalloc (sizeof(struct event_t
), GFP_ATOMIC
))) {
1051 event
->seen
= (jiffies
- b
->seen
)/HZ
;
1052 event
->name
= b
->name
;
1053 event
->action
= b
->pressed
? "pressed" : "released";
1054 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
1055 INIT_WORK(&event
->wq
, (void *)(void *)hotplug_button
);
1057 INIT_WORK(&event
->wq
, (void *)(void *)hotplug_button
, (void *)event
);
1059 schedule_work(&event
->wq
);
1067 static void register_leds(struct led_t
*l
)
1069 struct proc_dir_entry
*p
;
1074 leds
= proc_mkdir("led", diag
);
1078 for(; l
->name
; l
++) {
1079 if (l
->gpio
& gpiomask
)
1082 if (l
->gpio
& GPIO_TYPE_EXTIF
) {
1086 if (l
->polarity
!= INPUT
) oe_mask
|= l
->gpio
;
1088 val
|= (l
->polarity
== NORMAL
)?0:l
->gpio
;
1091 if (l
->polarity
== INPUT
) continue;
1093 if ((p
= create_proc_entry(l
->name
, S_IRUSR
, leds
))) {
1094 l
->proc
.type
= PROC_LED
;
1096 p
->data
= (void *) &l
->proc
;
1097 p
->proc_fops
= &diag_proc_fops
;
1101 gpio_outen(mask
, oe_mask
);
1102 gpio_control(mask
, 0);
1103 gpio_out(mask
, val
);
1104 gpio_intmask(mask
, 0);
1107 static void unregister_leds(struct led_t
*l
)
1110 remove_proc_entry(l
->name
, leds
);
1112 remove_proc_entry("led", diag
);
1115 static void set_led_extif(struct led_t
*led
)
1117 gpio_set_extif(led
->gpio
, led
->state
);
1120 static void led_flash(unsigned long dummy
) {
1125 for (l
= platform
.leds
; l
->name
; l
++) {
1127 if (l
->gpio
& GPIO_TYPE_EXTIF
) {
1129 l
->state
= !l
->state
;
1139 u32 val
= ~gpio_in();
1141 gpio_outen(mask
, mask
);
1142 gpio_control(mask
, 0);
1143 gpio_out(mask
, val
);
1145 if (mask
|| extif_blink
) {
1146 mod_timer(&led_timer
, jiffies
+ FLASH_TIME
);
1150 static ssize_t
diag_proc_read(struct file
*file
, char *buf
, size_t count
, loff_t
*ppos
)
1153 struct inode
*inode
= file
->f_dentry
->d_inode
;
1154 struct proc_dir_entry
*dent
= inode
->u
.generic_ip
;
1156 struct proc_dir_entry
*dent
= PDE(file
->f_dentry
->d_inode
);
1161 if ((page
= kmalloc(1024, GFP_KERNEL
)) == NULL
)
1164 if (dent
->data
!= NULL
) {
1165 struct prochandler_t
*handler
= (struct prochandler_t
*) dent
->data
;
1166 switch (handler
->type
) {
1168 struct led_t
* led
= (struct led_t
*) handler
->ptr
;
1170 len
= sprintf(page
, "f\n");
1172 if (led
->gpio
& GPIO_TYPE_EXTIF
) {
1173 len
= sprintf(page
, "%d\n", led
->state
);
1175 u32 in
= (gpio_in() & led
->gpio
? 1 : 0);
1176 u8 p
= (led
->polarity
== NORMAL
? 0 : 1);
1177 len
= sprintf(page
, "%d\n", ((in
^ p
) ? 1 : 0));
1183 len
= sprintf(page
, "%s\n", platform
.name
);
1186 len
= sprintf(page
, "0x%04x\n", gpiomask
);
1193 len
= min_t(int, len
- *ppos
, count
);
1194 if (copy_to_user(buf
, (page
+ *ppos
), len
)) {
1208 static ssize_t
diag_proc_write(struct file
*file
, const char *buf
, size_t count
, loff_t
*ppos
)
1211 struct inode
*inode
= file
->f_dentry
->d_inode
;
1212 struct proc_dir_entry
*dent
= inode
->u
.generic_ip
;
1214 struct proc_dir_entry
*dent
= PDE(file
->f_dentry
->d_inode
);
1219 if ((page
= kmalloc(count
+ 1, GFP_KERNEL
)) == NULL
)
1222 if (copy_from_user(page
, buf
, count
)) {
1228 if (dent
->data
!= NULL
) {
1229 struct prochandler_t
*handler
= (struct prochandler_t
*) dent
->data
;
1230 switch (handler
->type
) {
1232 struct led_t
*led
= (struct led_t
*) handler
->ptr
;
1233 int p
= (led
->polarity
== NORMAL
? 0 : 1);
1235 if (page
[0] == 'f') {
1240 if (led
->gpio
& GPIO_TYPE_EXTIF
) {
1241 led
->state
= p
^ ((page
[0] == '1') ? 1 : 0);
1244 gpio_outen(led
->gpio
, led
->gpio
);
1245 gpio_control(led
->gpio
, 0);
1246 gpio_out(led
->gpio
, ((p
^ (page
[0] == '1')) ? led
->gpio
: 0));
1252 gpiomask
= simple_strtoul(page
, NULL
, 0);
1254 if (platform
.buttons
) {
1255 unregister_buttons(platform
.buttons
);
1256 register_buttons(platform
.buttons
);
1259 if (platform
.leds
) {
1260 unregister_leds(platform
.leds
);
1261 register_leds(platform
.leds
);
1272 static int __init
diag_init(void)
1274 static struct proc_dir_entry
*p
;
1275 static struct platform_t
*detected
;
1277 detected
= platform_detect();
1279 printk(MODULE_NAME
": Router model not detected.\n");
1282 memcpy(&platform
, detected
, sizeof(struct platform_t
));
1284 printk(MODULE_NAME
": Detected '%s'\n", platform
.name
);
1285 if (platform
.platform_init
!= NULL
) {
1286 platform
.platform_init();
1289 if (!(diag
= proc_mkdir("diag", NULL
))) {
1290 printk(MODULE_NAME
": proc_mkdir on /proc/diag failed\n");
1294 if ((p
= create_proc_entry("model", S_IRUSR
, diag
))) {
1295 p
->data
= (void *) &proc_model
;
1296 p
->proc_fops
= &diag_proc_fops
;
1299 if ((p
= create_proc_entry("gpiomask", S_IRUSR
| S_IWUSR
, diag
))) {
1300 p
->data
= (void *) &proc_gpiomask
;
1301 p
->proc_fops
= &diag_proc_fops
;
1304 if (platform
.buttons
)
1305 register_buttons(platform
.buttons
);
1308 register_leds(platform
.leds
);
1313 static void __exit
diag_exit(void)
1315 del_timer(&led_timer
);
1317 if (platform
.buttons
)
1318 unregister_buttons(platform
.buttons
);
1321 unregister_leds(platform
.leds
);
1323 remove_proc_entry("model", diag
);
1324 remove_proc_entry("gpiomask", diag
);
1325 remove_proc_entry("diag", NULL
);
1328 module_init(diag_init
);
1329 module_exit(diag_exit
);
1331 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1332 MODULE_LICENSE("GPL");