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);
135 static void __init bcm4780_init(void) {
138 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
139 printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
140 gpio_outen(pin, pin);
141 gpio_control(pin, 0);
144 /* Wait 5s, so the HDD can spin up */
145 set_current_state(TASK_INTERRUPTIBLE);
146 schedule_timeout(HZ * 5);
149 static void __init bcm57xx_init(void) {
153 /* FIXME: switch comes up, but port mappings/vlans not right */
154 gpio_outen(pin, pin);
155 gpio_control(pin, 0);
160 static struct platform_t __initdata platforms[] = {
163 .name = "Linksys WAP54G V1",
165 { .name = "reset", .gpio = 1 << 0 },
168 { .name = "diag", .gpio = 1 << 3 },
169 { .name = "wlan", .gpio = 1 << 4 },
173 .name = "Linksys WAP54G V2",
175 { .name = "reset", .gpio = 1 << 0 },
178 { .name = "wlan", .gpio = 1 << 5, .polarity = REVERSE },
179 /* GPIO 6 is b44 (eth0, LAN) PHY power */
183 .name = "Linksys WAP54G V3",
185 /* FIXME: verify this */
186 { .name = "reset", .gpio = 1 << 7 },
187 { .name = "ses", .gpio = 1 << 0 },
191 { .name = "ses", .gpio = 1 << 1 },
195 .name = "Linksys WRT54G V1.x",
197 { .name = "reset", .gpio = 1 << 6 },
200 { .name = "diag", .gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
201 { .name = "dmz", .gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
205 .name = "Linksys WRT54G/GS/GL",
207 { .name = "reset", .gpio = 1 << 6 },
208 { .name = "ses", .gpio = 1 << 4 },
211 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
212 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
213 { .name = "ses_white", .gpio = 1 << 2, .polarity = REVERSE },
214 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
215 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
219 .name = "Linksys WRTSL54GS",
221 { .name = "reset", .gpio = 1 << 6 },
222 { .name = "ses", .gpio = 1 << 4 },
225 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
226 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE },
227 { .name = "ses_white", .gpio = 1 << 5, .polarity = REVERSE },
228 { .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
232 .name = "Linksys WRT54G3G",
234 { .name = "reset", .gpio = 1 << 6 },
235 { .name = "3g", .gpio = 1 << 4 },
238 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
239 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
240 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
241 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
242 { .name = "3g_blink", .gpio = 1 << 5, .polarity = NORMAL },
246 .name = "Linksys WRT160N",
248 { .name = "reset", .gpio = 1 << 6 },
249 { .name = "ses", .gpio = 1 << 4 },
252 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
253 { .name = "ses_blue", .gpio = 1 << 5, .polarity = REVERSE },
254 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
258 .name = "Linksys WRT350N",
260 { .name = "reset", .gpio = 1 << 6 },
261 { .name = "ses", .gpio = 1 << 8 },
264 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
265 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
266 { .name = "ses_green", .gpio = 1 << 9, .polarity = REVERSE },
267 { .name = "usb_blink", .gpio = 1 << 10, .polarity = REVERSE },
268 { .name = "usb", .gpio = 1 << 11, .polarity = REVERSE },
270 .platform_init = bcm57xx_init,
273 .name = "Linksys WRT600N",
275 { .name = "reset", .gpio = 1 << 6 },
276 { .name = "ses", .gpio = 1 << 7 },
279 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
280 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
281 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
282 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
283 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
284 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
286 .platform_init = bcm57xx_init,
289 .name = "Linksys WRT600N V1.1",
291 { .name = "reset", .gpio = 1 << 6 },
292 { .name = "ses", .gpio = 1 << 7 },
295 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
296 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
297 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
298 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
299 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
300 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
302 .platform_init = bcm57xx_init,
306 .name = "ASUS WL-HDD",
308 { .name = "reset", .gpio = 1 << 6 },
311 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
312 { .name = "usb", .gpio = 1 << 2, .polarity = NORMAL },
316 .name = "ASUS WL-300g",
318 { .name = "reset", .gpio = 1 << 6 },
321 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
325 .name = "ASUS WL-320gE/WL-320gP",
327 { .name = "reset", .gpio = 1 << 6 },
330 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
331 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE },
332 { .name = "link", .gpio = 1 << 11, .polarity = REVERSE },
336 .name = "ASUS WL-330gE",
338 { .name = "reset", .gpio = 1 << 2 },
341 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
345 .name = "ASUS WL-500g",
347 { .name = "reset", .gpio = 1 << 6 },
350 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
354 .name = "ASUS WL-500g Deluxe",
356 { .name = "reset", .gpio = 1 << 6 },
359 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
363 .name = "ASUS WL-500g Premium",
365 { .name = "reset", .gpio = 1 << 0 },
366 { .name = "ses", .gpio = 1 << 4 },
369 { .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
373 .name = "ASUS WL-500g Premium V2",
375 { .name = "reset", .gpio = 1 << 2 },
376 { .name = "ses", .gpio = 1 << 3 },
379 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
380 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
384 .name = "ASUS WL-500W",
386 { .name = "reset", .gpio = 1 << 6 },
387 { .name = "ses", .gpio = 1 << 7 },
390 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
394 .name = "ASUS WL-520GC",
396 { .name = "reset", .gpio = 1 << 2 },
397 { .name = "ses", .gpio = 1 << 3 },
400 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
401 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
405 .name = "ASUS WL-520gU",
407 { .name = "reset", .gpio = 1 << 2 },
408 { .name = "ses", .gpio = 1 << 3 },
411 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
412 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
416 .name = "ASUS (unknown, BCM4702)",
418 { .name = "reset", .gpio = 1 << 6 },
421 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
425 .name = "ASUS WL-700gE",
427 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
428 { .name = "ses", .gpio = 1 << 4 }, // on back, actual name ezsetup
429 { .name = "power", .gpio = 1 << 0 }, // on front
430 { .name = "copy", .gpio = 1 << 6 }, // on front
434 // GPIO that controls power led also enables/disables some essential functions
437 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL }, // actual name power
439 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
441 .platform_init = bcm4780_init,
445 .name = "Buffalo WHR-G54S",
447 { .name = "reset", .gpio = 1 << 4 },
448 { .name = "bridge", .gpio = 1 << 5 },
449 { .name = "ses", .gpio = 1 << 0 },
452 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
453 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
454 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
455 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
456 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
460 .name = "Buffalo WBR2-G54",
463 { .name = "reset", .gpio = 1 << 7 },
466 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
470 .name = "Buffalo WHR-HP-G54",
472 { .name = "reset", .gpio = 1 << 4 },
473 { .name = "bridge", .gpio = 1 << 5 },
474 { .name = "ses", .gpio = 1 << 0 },
477 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
478 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
479 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
480 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
481 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
485 .name = "Buffalo WHR-G125",
487 { .name = "reset", .gpio = 1 << 4 },
488 { .name = "bridge", .gpio = 1 << 5 },
489 { .name = "ses", .gpio = 1 << 0 },
492 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
493 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
494 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
495 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
496 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
500 .name = "Buffalo WHR2-A54G54",
502 { .name = "reset", .gpio = 1 << 4 },
505 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
509 .name = "Buffalo WLA2-G54L",
512 { .name = "reset", .gpio = 1 << 7 },
515 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
519 .name = "Buffalo WZR-G300N",
521 { .name = "reset", .gpio = 1 << 4 },
524 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
525 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
526 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
530 .name = "Buffalo WZR-RS-G54",
532 { .name = "ses", .gpio = 1 << 0 },
533 { .name = "reset", .gpio = 1 << 4 },
536 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
537 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
538 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
542 .name = "Buffalo WZR-RS-G54HP",
544 { .name = "ses", .gpio = 1 << 0 },
545 { .name = "reset", .gpio = 1 << 4 },
548 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
549 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
550 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
553 [BUFFALO_UNKNOWN] = {
554 .name = "Buffalo (unknown)",
556 { .name = "reset", .gpio = 1 << 7 },
559 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
562 [BUFFALO_UNKNOWN_4710] = {
563 .name = "Buffalo (unknown, BCM4710)",
565 { .name = "reset", .gpio = 1 << 4 },
568 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
573 .name = "Siemens SE505 V1",
575 /* No usable buttons */
578 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
579 { .name = "dmz", .gpio = 1 << 4, .polarity = REVERSE }, // actual name WWW
580 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
584 .name = "Siemens SE505 V2",
586 /* No usable buttons */
589 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
590 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE }, // actual name WWW
591 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
596 .name = "U.S. Robotics USR5461",
598 /* No usable buttons */
601 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
602 { .name = "printer", .gpio = 1 << 1, .polarity = REVERSE },
607 .name = "Dell TrueMobile 2300",
609 { .name = "reset", .gpio = 1 << 0 },
612 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
613 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
617 .name = "Dell TrueMobile 2300 v2",
619 { .name = "reset", .gpio = 1 << 0 },
622 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
623 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
628 .name = "Motorola WE800G",
630 { .name = "reset", .gpio = 1 << 0 },
633 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
634 { .name = "diag", .gpio = 1 << 2, .polarity = REVERSE },
635 { .name = "wlan_amber", .gpio = 1 << 1, .polarity = NORMAL },
639 .name = "Motorola WR850G V1",
641 { .name = "reset", .gpio = 1 << 0 },
644 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
645 { .name = "diag", .gpio = 1 << 3, .polarity = REVERSE },
646 { .name = "dmz", .gpio = 1 << 6, .polarity = NORMAL },
647 { .name = "wlan_red", .gpio = 1 << 5, .polarity = REVERSE },
648 { .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
652 .name = "Motorola WR850G V2/V3",
654 { .name = "reset", .gpio = 1 << 5 },
657 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
658 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
659 { .name = "wan", .gpio = 1 << 6, .polarity = INPUT },
660 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
664 .name = "Motorola WR850GP",
666 { .name = "reset", .gpio = 1 << 5 },
669 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
670 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
671 { .name = "dmz", .gpio = 1 << 6, .polarity = REVERSE },
672 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
678 .name = "Belkin (unknown)",
679 /* FIXME: verify & add detection */
681 { .name = "reset", .gpio = 1 << 7 },
684 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL },
685 { .name = "wlan", .gpio = 1 << 3, .polarity = NORMAL },
686 { .name = "connected", .gpio = 1 << 0, .polarity = NORMAL },
691 .name = "Netgear WGT634U",
693 { .name = "reset", .gpio = 1 << 2 },
696 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL },
701 .name = "Trendware TEW411BRP+",
703 { /* No usable buttons */ },
706 { .name = "power", .gpio = 1 << 7, .polarity = NORMAL },
707 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL },
708 { .name = "bridge", .gpio = 1 << 6, .polarity = NORMAL },
713 .name = "SimpleTech SimpleShare NAS",
715 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
716 { .name = "power", .gpio = 1 << 0 }, // on back
719 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
721 .platform_init = bcm4780_init,
725 .name = "D-Link DIR-130",
727 { .name = "reset", .gpio = 1 << 3},
728 { .name = "reserved", .gpio = 1 << 7},
731 { .name = "diag", .gpio = 1 << 0},
732 { .name = "blue", .gpio = 1 << 6},
736 .name = "D-Link DIR-320",
738 { .name = "reserved", .gpio = 1 << 6},
739 { .name = "reset", .gpio = 1 << 7},
742 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
743 { .name = "diag", .gpio = 1 << 1, .polarity = NORMAL }, /* "status led */
744 { .name = "red", .gpio = 1 << 3, .polarity = REVERSE },
745 { .name = "blue", .gpio = 1 << 4, .polarity = REVERSE },
746 { .name = "usb", .gpio = 1 << 5, .polarity = NORMAL },
750 .name = "D-Link DIR-330",
752 { .name = "reset", .gpio = 1 << 3},
753 { .name = "reserved", .gpio = 1 << 7},
756 { .name = "diag", .gpio = 1 << 0},
757 { .name = "usb", .gpio = 1 << 4},
758 { .name = "blue", .gpio = 1 << 6},
762 .name = "D-Link DWL-3150",
764 { .name = "reset", .gpio = 1 << 7},
767 { .name = "diag", .gpio = 1 << 2},
768 { .name = "status", .gpio = 1 << 1},
773 .name = "Sitecom WL-105b",
775 { .name = "reset", .gpio = 1 << 10},
778 { .name = "wlan", .gpio = 1 << 4},
779 { .name = "power", .gpio = 1 << 3},
784 static struct platform_t __init *platform_detect(void)
786 char *boardnum, *boardtype, *buf;
788 if (strcmp(getvar("nvram_type"), "cfe") == 0)
789 return &platforms[WGT634U];
791 /* Look for a model identifier */
793 /* Based on "model_name" */
794 if ((buf = nvram_get("model_name"))) {
795 if (!strcmp(buf, "DIR-130"))
796 return &platforms[DIR130];
797 if (!strcmp(buf, "DIR-330"))
798 return &platforms[DIR330];
801 /* Based on "model_no" */
802 if ((buf = nvram_get("model_no"))) {
803 if (startswith(buf,"WL700")) /* WL700* */
804 return &platforms[WL700GE];
807 /* Based on "hardware_version" */
808 if ((buf = nvram_get("hardware_version"))) {
809 if (startswith(buf,"WL500GPV2-")) /* WL500GPV2-* */
810 return &platforms[WL500GPV2];
811 if (startswith(buf,"WL520GC-")) /* WL520GU-* */
812 return &platforms[WL520GC];
813 if (startswith(buf,"WL520GU-")) /* WL520GU-* */
814 return &platforms[WL520GU];
815 if (startswith(buf,"WL330GE-")) /* WL330GE-* */
816 return &platforms[WL330GE];
819 /* Based on "ModelId" */
820 if ((buf = nvram_get("ModelId"))) {
821 if (!strcmp(buf, "WR850GP"))
822 return &platforms[WR850GP];
823 if (!strcmp(buf, "WR850G"))
824 return &platforms[WR850GV2V3];
825 if (!strcmp(buf, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
826 return &platforms[TM2300]; /* Dell TrueMobile 2300 */
827 if (startswith(buf,"WE800G")) /* WE800G* */
828 return &platforms[WE800G];
832 if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
833 /* Buffalo hardware, check id for specific hardware matches */
834 if (!strcmp(buf, "29bb0332"))
835 return &platforms[WBR2_G54];
836 if (!strcmp(buf, "29129"))
837 return &platforms[WLA2_G54L];
838 if (!strcmp(buf, "30189"))
839 return &platforms[WHR_HP_G54];
840 if (!strcmp(buf, "32093"))
841 return &platforms[WHR_G125];
842 if (!strcmp(buf, "30182"))
843 return &platforms[WHR_G54S];
844 if (!strcmp(buf, "290441dd"))
845 return &platforms[WHR2_A54G54];
846 if (!strcmp(buf, "31120"))
847 return &platforms[WZR_G300N];
848 if (!strcmp(buf, "30083"))
849 return &platforms[WZR_RS_G54];
850 if (!strcmp(buf, "30103"))
851 return &platforms[WZR_RS_G54HP];
854 /* no easy model number, attempt to guess */
855 boardnum = getvar("boardnum");
856 boardtype = getvar("boardtype");
858 if (!strcmp(boardnum, "20070615")) { /* Linksys WRT600N v1/V1.1 */
859 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
860 return &platforms[WRT600NV11];
862 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0"))
863 return &platforms[WRT600N];
866 if (startswith(getvar("pmon_ver"), "CFE")) {
867 /* CFE based - newer hardware */
868 if (!strcmp(boardnum, "42")) { /* Linksys */
869 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
870 return &platforms[WRT350N];
872 if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
873 return &platforms[WRT54G3G];
875 if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
876 return &platforms[WRTSL54GS];
878 if (!strcmp(boardtype, "0x0472"))
879 return &platforms[WRT160N];
881 /* default to WRT54G */
882 return &platforms[WRT54G];
884 if (!strcmp(boardnum, "1024") && !strcmp(boardtype, "0x0446"))
885 return &platforms[WAP54GV2];
887 if (!strcmp(boardnum, "44") || !strcmp(boardnum, "44\r")) {
888 if (!strcmp(boardtype,"0x0101") || !strcmp(boardtype, "0x0101\r"))
889 return &platforms[TM2300V2]; /* Dell TrueMobile 2300 v2 */
892 if (!strcmp(boardnum, "45")) { /* ASUS */
893 if (!strcmp(boardtype,"0x042f"))
894 return &platforms[WL500GP];
895 else if (!strcmp(boardtype,"0x0472"))
896 return &platforms[WL500W];
897 else if (!strcmp(boardtype,"0x467"))
898 return &platforms[WL320GE];
900 return &platforms[WL500GD];
903 if (!strcmp(boardnum, "10496"))
904 return &platforms[USR5461];
906 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
907 return &platforms[SE505V2];
909 if (!strcmp(boardtype, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
910 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
911 return &platforms[DIR320];
913 } else { /* PMON based - old stuff */
914 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
915 (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
916 return &platforms[WR850GV1];
918 if (startswith(boardtype, "bcm94710dev")) {
919 if (!strcmp(boardnum, "42"))
920 return &platforms[WRT54GV1];
921 if (simple_strtoul(boardnum, NULL, 0) == 2)
922 return &platforms[WAP54GV1];
924 if (startswith(getvar("hardware_version"), "WL500-"))
925 return &platforms[WL500G];
926 if (startswith(getvar("hardware_version"), "WL300-")) {
927 /* Either WL-300g or WL-HDD, do more extensive checks */
928 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
929 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
930 return &platforms[WLHDD];
931 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
932 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
933 return &platforms[WL300G];
935 /* Sitecom WL-105b */
936 if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
937 return &platforms[WL105B];
939 /* unknown asus stuff, probably bcm4702 */
940 if (startswith(boardnum, "asusX"))
941 return &platforms[ASUS_4702];
944 if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
945 if (startswith(boardtype, "bcm94710ap"))
946 return &platforms[BUFFALO_UNKNOWN_4710];
948 return &platforms[BUFFALO_UNKNOWN];
951 if (startswith(getvar("CFEver"), "MotoWRv2") ||
952 startswith(getvar("CFEver"), "MotoWRv3") ||
953 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
955 return &platforms[WR850GV2V3];
958 if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
959 return &platforms[TEW411BRPP];
962 if (startswith(boardnum, "04FN52")) /* SimpleTech SimpleShare */
963 return &platforms[STI_NAS];
965 if (!strcmp(getvar("boardnum"), "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
966 return &platforms[DWL3150];
972 static void register_buttons(struct button_t *b)
975 platform.button_mask |= b->gpio;
977 platform.button_mask &= ~gpiomask;
979 gpio_outen(platform.button_mask, 0);
980 gpio_control(platform.button_mask, 0);
981 platform.button_polarity = gpio_in() & platform.button_mask;
982 gpio_intpolarity(platform.button_mask, platform.button_polarity);
983 gpio_setintmask(platform.button_mask, platform.button_mask);
985 gpio_set_irqenable(1, button_handler);
988 static void unregister_buttons(struct button_t *b)
990 gpio_setintmask(platform.button_mask, 0);
992 gpio_set_irqenable(0, button_handler);
997 static void add_msg(struct event_t *event, char *msg, int argv)
1004 s = skb_put(event->skb, strlen(msg) + 1);
1008 static void hotplug_button(struct work_struct *work)
1010 struct event_t *event = container_of(work, struct event_t, wq);
1016 event->skb = alloc_skb(2048, GFP_KERNEL);
1018 s = skb_put(event->skb, strlen(event->action) + 2);
1019 sprintf(s, "%s@", event->action);
1022 NETLINK_CB(event->skb).dst_group = 1;
1023 netlink_broadcast(uevent_sock, event->skb, 0, 1, GFP_KERNEL);
1028 #else /* !LINUX_2_4 */
1029 static inline char *kzalloc(unsigned int size, unsigned int gfp)
1033 p = kmalloc(size, gfp);
1042 static void add_msg(struct event_t *event, char *msg, int argv)
1045 event->argv[event->anr++] = event->scratch;
1047 event->envp[event->enr++] = event->scratch;
1049 event->scratch += sprintf(event->scratch, "%s", msg) + 1;
1052 static void hotplug_button(struct event_t *event)
1054 char *scratch = kzalloc(256, GFP_KERNEL);
1055 event->scratch = scratch;
1057 add_msg(event, hotplug_path, 1);
1058 add_msg(event, "button", 1);
1060 call_usermodehelper (event->argv[0], event->argv, event->envp);
1064 #endif /* !LINUX_2_4 */
1066 static int fill_event (struct event_t *event)
1068 static char buf[128];
1070 add_msg(event, "HOME=/", 0);
1071 add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1072 add_msg(event, "SUBSYSTEM=button", 0);
1073 snprintf(buf, 128, "ACTION=%s", event->action);
1074 add_msg(event, buf, 0);
1075 snprintf(buf, 128, "BUTTON=%s", event->name);
1076 add_msg(event, buf, 0);
1077 snprintf(buf, 128, "SEEN=%ld", event->seen);
1078 add_msg(event, buf, 0);
1080 snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
1081 add_msg(event, buf, 0);
1089 static irqreturn_t button_handler(int irq, void *dev_id)
1091 static irqreturn_t button_handler(int irq, void *dev_id, struct pt_regs *regs)
1097 in = gpio_in() & platform.button_mask;
1098 gpio_intpolarity(platform.button_mask, in);
1099 changed = platform.button_polarity ^ in;
1100 platform.button_polarity = in;
1102 changed &= ~gpio_outen(0, 0);
1104 for (b = platform.buttons; b->name; b++) {
1105 struct event_t *event;
1107 if (!(b->gpio & changed)) continue;
1111 if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
1112 event->seen = (jiffies - b->seen)/HZ;
1113 event->name = b->name;
1114 event->action = b->pressed ? "pressed" : "released";
1115 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
1116 INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
1118 INIT_WORK(&event->wq, (void *)(void *)hotplug_button, (void *)event);
1120 schedule_work(&event->wq);
1128 static void register_leds(struct led_t *l)
1130 struct proc_dir_entry *p;
1135 leds = proc_mkdir("led", diag);
1139 for(; l->name; l++) {
1140 if (l->gpio & gpiomask)
1143 if (l->gpio & GPIO_TYPE_EXTIF) {
1147 if (l->polarity != INPUT) oe_mask |= l->gpio;
1149 val |= (l->polarity == NORMAL)?0:l->gpio;
1152 if (l->polarity == INPUT) continue;
1154 if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
1155 l->proc.type = PROC_LED;
1157 p->data = (void *) &l->proc;
1158 p->proc_fops = &diag_proc_fops;
1162 gpio_outen(mask, oe_mask);
1163 gpio_control(mask, 0);
1164 gpio_out(mask, val);
1165 gpio_setintmask(mask, 0);
1168 static void unregister_leds(struct led_t *l)
1171 remove_proc_entry(l->name, leds);
1173 remove_proc_entry("led", diag);
1176 static void set_led_extif(struct led_t *led)
1178 gpio_set_extif(led->gpio, led->state);
1181 static void led_flash(unsigned long dummy) {
1186 for (l = platform.leds; l->name; l++) {
1188 if (l->gpio & GPIO_TYPE_EXTIF) {
1190 l->state = !l->state;
1200 u32 val = ~gpio_in();
1202 gpio_outen(mask, mask);
1203 gpio_control(mask, 0);
1204 gpio_out(mask, val);
1206 if (mask || extif_blink) {
1207 mod_timer(&led_timer, jiffies + FLASH_TIME);
1211 static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
1214 struct inode *inode = file->f_dentry->d_inode;
1215 struct proc_dir_entry *dent = inode->u.generic_ip;
1217 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1222 if ((page = kmalloc(1024, GFP_KERNEL)) == NULL)
1225 if (dent->data != NULL) {
1226 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1227 switch (handler->type) {
1229 struct led_t * led = (struct led_t *) handler->ptr;
1231 len = sprintf(page, "f\n");
1233 if (led->gpio & GPIO_TYPE_EXTIF) {
1234 len = sprintf(page, "%d\n", led->state);
1236 u32 in = (gpio_in() & led->gpio ? 1 : 0);
1237 u8 p = (led->polarity == NORMAL ? 0 : 1);
1238 len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
1244 len = sprintf(page, "%s\n", platform.name);
1247 len = sprintf(page, "0x%04x\n", gpiomask);
1254 len = min_t(int, len - *ppos, count);
1255 if (copy_to_user(buf, (page + *ppos), len)) {
1269 static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
1272 struct inode *inode = file->f_dentry->d_inode;
1273 struct proc_dir_entry *dent = inode->u.generic_ip;
1275 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1280 if ((page = kmalloc(count + 1, GFP_KERNEL)) == NULL)
1283 if (copy_from_user(page, buf, count)) {
1289 if (dent->data != NULL) {
1290 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1291 switch (handler->type) {
1293 struct led_t *led = (struct led_t *) handler->ptr;
1294 int p = (led->polarity == NORMAL ? 0 : 1);
1296 if (page[0] == 'f') {
1301 if (led->gpio & GPIO_TYPE_EXTIF) {
1302 led->state = p ^ ((page[0] == '1') ? 1 : 0);
1305 gpio_outen(led->gpio, led->gpio);
1306 gpio_control(led->gpio, 0);
1307 gpio_out(led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
1313 gpiomask = simple_strtoul(page, NULL, 0);
1315 if (platform.buttons) {
1316 unregister_buttons(platform.buttons);
1317 register_buttons(platform.buttons);
1320 if (platform.leds) {
1321 unregister_leds(platform.leds);
1322 register_leds(platform.leds);
1333 static int __init diag_init(void)
1335 static struct proc_dir_entry *p;
1336 static struct platform_t *detected;
1338 detected = platform_detect();
1340 printk(MODULE_NAME ": Router model not detected.\n");
1343 memcpy(&platform, detected, sizeof(struct platform_t));
1345 printk(MODULE_NAME ": Detected '%s'\n", platform.name);
1346 if (platform.platform_init != NULL) {
1347 platform.platform_init();
1350 if (!(diag = proc_mkdir("diag", NULL))) {
1351 printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
1355 if ((p = create_proc_entry("model", S_IRUSR, diag))) {
1356 p->data = (void *) &proc_model;
1357 p->proc_fops = &diag_proc_fops;
1360 if ((p = create_proc_entry("gpiomask", S_IRUSR | S_IWUSR, diag))) {
1361 p->data = (void *) &proc_gpiomask;
1362 p->proc_fops = &diag_proc_fops;
1365 if (platform.buttons)
1366 register_buttons(platform.buttons);
1369 register_leds(platform.leds);
1374 static void __exit diag_exit(void)
1376 del_timer(&led_timer);
1378 if (platform.buttons)
1379 unregister_buttons(platform.buttons);
1382 unregister_leds(platform.leds);
1384 remove_proc_entry("model", diag);
1385 remove_proc_entry("gpiomask", diag);
1386 remove_proc_entry("diag", NULL);
1389 module_init(diag_init);
1390 module_exit(diag_exit);
1392 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1393 MODULE_LICENSE("GPL");