package/broadcom-diag/src/diag.c

   1 /*
   2  * diag.c - GPIO interface driver for Broadcom boards
   3  *
   4  * Copyright (C) 2006 Mike Baker <mbm@openwrt.org>,
   5  * Copyright (C) 2006-2007 Felix Fietkau <nbd@openwrt.org>
   6  * Copyright (C) 2008 Andy Boyett <agb@openwrt.org>
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License
  10  * as published by the Free Software Foundation; either version 2
  11  * of the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21  *
  22  */
  23 #include <linux/module.h>
  24 #include <linux/pci.h>
  25 #include <linux/kmod.h>
  26 #include <linux/proc_fs.h>
  27 #include <linux/timer.h>
  28 #include <linux/version.h>
  29 #include <asm/uaccess.h>
  30 #include <linux/workqueue.h>
  31 #include <linux/skbuff.h>
  32 #include <linux/netlink.h>
  33 #include <linux/kobject.h>
  34 #include <net/sock.h>
  35 extern u64 uevent_next_seqnum(void);
  36
  37 #include "gpio.h"
  38 #include "diag.h"
  39 #define getvar(str) (nvram_get(str)?:"")
  40
  41 static inline int startswith (char *source, char *cmp) { return !strncmp(source,cmp,strlen(cmp)); }
  42 static int fill_event(struct event_t *);
  43 static unsigned int gpiomask = 0;
  44 module_param(gpiomask, int, 0644);
  45
  46 enum {
  47         /* Linksys */
  48         WAP54GV1,
  49         WAP54GV2,
  50         WAP54GV3,
  51         WRT54GV1,
  52         WRT54G,
  53         WRTSL54GS,
  54         WRT54G3G,
  55         WRT54G3GV2_VF,
  56         WRT160N,
  57         WRT300NV11,
  58         WRT350N,
  59         WRT600N,
  60         WRT600NV11,
  61         WRT610N,
  62
  63         /* ASUS */
  64         WLHDD,
  65         WL300G,
  66         WL320GE,
  67         WL330GE,
  68         WL500G,
  69         WL500GD,
  70         WL500GP,
  71         WL500GPV2,
  72         WL500W,
  73         WL520GC,
  74         WL520GU,
  75         ASUS_4702,
  76         WL700GE,
  77
  78         /* Buffalo */
  79         WBR2_G54,
  80         WHR_G54S,
  81         WHR_HP_G54,
  82         WHR_G125,
  83         WHR2_A54G54,
  84         WLA2_G54L,
  85         WZR_G300N,
  86         WZR_RS_G54,
  87         WZR_RS_G54HP,
  88         BUFFALO_UNKNOWN,
  89         BUFFALO_UNKNOWN_4710,
  90
  91         /* Siemens */
  92         SE505V1,
  93         SE505V2,
  94
  95         /* US Robotics */
  96         USR5461,
  97
  98         /* Dell */
  99         TM2300,
 100         TM2300V2,
 101
 102         /* Motorola */
 103         WE800G,
 104         WR850GV1,
 105         WR850GV2V3,
 106         WR850GP,
 107
 108         /* Belkin */
 109         BELKIN_UNKNOWN,
 110
 111         /* Netgear */
 112         WGT634U,
 113         WNR834BV1,
 114         WNR834BV2,
 115
 116         /* Trendware */
 117         TEW411BRPP,
 118
 119         /* SimpleTech */
 120         STI_NAS,
 121
 122         /* D-Link */
 123         DIR130,
 124         DIR320,
 125         DIR330,
 126         DWL3150,
 127
 128         /* Sitecom */
 129         WL105B,
 130
 131         /* Western Digital */
 132         WDNetCenter,
 133
 134         /* Askey */
 135         RT210W,
 136
 137         /* OvisLink */
 138         WL1600GL,
 139
 140         /* Microsoft */
 141         MN700,
 142
 143         /* Edimax */
 144         PS1208MFG,
 145 };
 146
 147 static void __init bcm4780_init(void) {
 148                 int pin = 1 << 3;
 149
 150                 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
 151                 printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
 152                 ssb_gpio_outen(&ssb_bcm47xx, pin, pin);
 153                 ssb_gpio_control(&ssb_bcm47xx, pin, 0);
 154                 ssb_gpio_out(&ssb_bcm47xx, pin, pin);
 155
 156                 /* Wait 5s, so the HDD can spin up */
 157                 set_current_state(TASK_INTERRUPTIBLE);
 158                 schedule_timeout(HZ * 5);
 159 }
 160
 161 static void __init NetCenter_init(void) {
 162                 /* unset pin 6 (+12V) */
 163                 int pin = 1 << 6;
 164                 ssb_gpio_outen(&ssb_bcm47xx, pin, pin);
 165                 ssb_gpio_control(&ssb_bcm47xx, pin, 0);
 166                 ssb_gpio_out(&ssb_bcm47xx, pin, pin);
 167                 /* unset pin 1 (turn off red led, blue will light alone if +5V comes up) */
 168                 pin = 1 << 1;
 169                 ssb_gpio_outen(&ssb_bcm47xx, pin, pin);
 170                 ssb_gpio_control(&ssb_bcm47xx, pin, 0);
 171                 ssb_gpio_out(&ssb_bcm47xx, pin, pin);
 172                 /* unset pin 3 (+5V) and wait 5 seconds (harddisk spin up) */
 173                 bcm4780_init();
 174 }
 175
 176 static void __init bcm57xx_init(void) {
 177         int pin = 1 << 2;
 178
 179         /* FIXME: switch comes up, but port mappings/vlans not right */
 180         ssb_gpio_outen(&ssb_bcm47xx, pin, pin);
 181         ssb_gpio_control(&ssb_bcm47xx, pin, 0);
 182         ssb_gpio_out(&ssb_bcm47xx, pin, pin);
 183 }
 184
 185 static struct platform_t __initdata platforms[] = {
 186         /* Linksys */
 187         [WAP54GV1] = {
 188                 .name           = "Linksys WAP54G V1",
 189                 .buttons        = {
 190                         { .name = "reset",      .gpio = 1 << 0 },
 191                 },
 192                 .leds           = {
 193                         { .name = "diag",       .gpio = 1 << 3 },
 194                         { .name = "wlan",       .gpio = 1 << 4 },
 195                 },
 196         },
 197         [WAP54GV2] = {
 198                 .name           = "Linksys WAP54G V2",
 199                 .buttons        = {
 200                         { .name = "reset",      .gpio = 1 << 0 },
 201                 },
 202                 .leds           = {
 203                         { .name = "wlan",       .gpio = 1 << 5, .polarity = REVERSE },
 204                         /* GPIO 6 is b44 (eth0, LAN) PHY power */
 205                 },
 206         },
 207         [WAP54GV3] = {
 208                 .name           = "Linksys WAP54G V3",
 209                 .buttons        = {
 210                         /* FIXME: verify this */
 211                         { .name = "reset",      .gpio = 1 << 7 },
 212                         { .name = "ses",        .gpio = 1 << 0 },
 213                 },
 214                 .leds           = {
 215                         /* FIXME: diag? */
 216                         { .name = "ses",        .gpio = 1 << 1 },
 217                 },
 218         },
 219         [WRT54GV1] = {
 220                 .name           = "Linksys WRT54G V1.x",
 221                 .buttons        = {
 222                         { .name = "reset",      .gpio = 1 << 6 },
 223                 },
 224                 .leds           = {
 225                         { .name = "diag",       .gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
 226                         { .name = "dmz",        .gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
 227                 },
 228         },
 229         [WRT54G] = {
 230                 .name           = "Linksys WRT54G/GS/GL",
 231                 .buttons        = {
 232                         { .name = "reset",      .gpio = 1 << 6 },
 233                         { .name = "ses",        .gpio = 1 << 4 },
 234                 },
 235                 .leds           = {
 236                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 237                         { .name = "dmz",        .gpio = 1 << 7, .polarity = REVERSE },
 238                         { .name = "ses_white",  .gpio = 1 << 2, .polarity = REVERSE },
 239                         { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
 240                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 241                 },
 242         },
 243         [WRTSL54GS] = {
 244                 .name           = "Linksys WRTSL54GS",
 245                 .buttons        = {
 246                         { .name = "reset",      .gpio = 1 << 6 },
 247                         { .name = "ses",        .gpio = 1 << 4 },
 248                 },
 249                 .leds           = {
 250                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 251                         { .name = "dmz",        .gpio = 1 << 0, .polarity = REVERSE },
 252                         { .name = "ses_white",  .gpio = 1 << 5, .polarity = REVERSE },
 253                         { .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
 254                 },
 255         },
 256         [WRT54G3G] = {
 257                 .name           = "Linksys WRT54G3G",
 258                 .buttons        = {
 259                         { .name = "reset",      .gpio = 1 << 6 },
 260                         { .name = "3g",         .gpio = 1 << 4 },
 261                 },
 262                 .leds           = {
 263                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 264                         { .name = "dmz",        .gpio = 1 << 7, .polarity = REVERSE },
 265                         { .name = "3g_green",   .gpio = 1 << 2, .polarity = NORMAL },
 266                         { .name = "3g_blue",    .gpio = 1 << 3, .polarity = NORMAL },
 267                         { .name = "3g_blink",   .gpio = 1 << 5, .polarity = NORMAL },
 268                 },
 269         },
 270         [WRT54G3GV2_VF] = {
 271                 .name           = "Linksys WRT54G3GV2-VF",
 272                 .buttons        = {
 273                         { .name = "reset",      .gpio = 1 << 6 },
 274                         { .name = "3g",         .gpio = 1 << 5 },
 275                 },
 276                 .leds           = {
 277                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 278                         { .name = "3g_green",   .gpio = 1 << 2, .polarity = NORMAL },
 279                         { .name = "3g_blue",    .gpio = 1 << 3, .polarity = NORMAL },
 280                 },
 281         },
 282         [WRT160N] = {
 283                 .name           = "Linksys WRT160N",
 284                 .buttons        = {
 285                         { .name = "reset",      .gpio = 1 << 6 },
 286                         { .name = "ses",        .gpio = 1 << 4 },
 287                 },
 288                 .leds           = {
 289                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 290                         { .name = "ses_blue",   .gpio = 1 << 5, .polarity = REVERSE },
 291                         { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
 292                 },
 293         },
 294         [WRT300NV11] = {
 295                 .name           = "Linksys WRT300N V1.1",
 296                 .buttons        = {
 297                         { .name = "reset",     .gpio = 1 << 6 }, // "Reset" on back panel
 298                         { .name = "ses",       .gpio = 1 << 4 }, // "Reserved" on top panel
 299                 },
 300                 .leds           = {
 301                         { .name = "power",     .gpio = 1 << 1, .polarity = NORMAL  }, // "Power"
 302                         { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // "Security" Amber
 303                         { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE }, // "Security" Green
 304                 },
 305                 .platform_init = bcm57xx_init,
 306         },
 307         [WRT350N] = {
 308                 .name           = "Linksys WRT350N",
 309                 .buttons        = {
 310                         { .name = "reset",      .gpio = 1 << 6 },
 311                         { .name = "ses",        .gpio = 1 << 8 },
 312                 },
 313                 .leds           = {
 314                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 315                         { .name = "ses_amber",  .gpio = 1 << 3, .polarity = REVERSE },
 316                         { .name = "ses_green",  .gpio = 1 << 9, .polarity = REVERSE },
 317                         { .name = "usb_blink",  .gpio = 1 << 10, .polarity = REVERSE },
 318                         { .name = "usb",        .gpio = 1 << 11, .polarity = REVERSE },
 319                 },
 320                 .platform_init = bcm57xx_init,
 321         },
 322         [WRT600N] = {
 323                 .name           = "Linksys WRT600N",
 324                 .buttons        = {
 325                         { .name = "reset",      .gpio = 1 << 6 },
 326                         { .name = "ses",        .gpio = 1 << 7 },
 327                 },
 328                 .leds           = {
 329                         { .name = "power",              .gpio = 1 << 2,  .polarity = REVERSE }, // Power LED
 330                         { .name = "usb",                .gpio = 1 << 3,  .polarity = REVERSE }, // USB LED
 331                         { .name = "wl0_ses_amber",      .gpio = 1 << 8,  .polarity = REVERSE }, // 2.4Ghz LED Amber
 332                         { .name = "wl0_ses_green",      .gpio = 1 << 9,  .polarity = REVERSE }, // 2.4Ghz LED Green
 333                         { .name = "wl1_ses_amber",      .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
 334                         { .name = "wl1_ses_green",      .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
 335                 },
 336                 .platform_init = bcm57xx_init,
 337         },
 338         [WRT600NV11] = {
 339                 .name           = "Linksys WRT600N V1.1",
 340                 .buttons        = {
 341                         { .name = "reset",      .gpio = 1 << 6 },
 342                         { .name = "ses",        .gpio = 1 << 7 },
 343                 },
 344                 .leds           = {
 345                         { .name = "power",             .gpio = 1 << 2,  .polarity = REVERSE }, // Power LED
 346                         { .name = "usb",                .gpio = 1 << 3,  .polarity = REVERSE }, // USB LED
 347                         { .name = "wl0_ses_amber",      .gpio = 1 << 8,  .polarity = REVERSE }, // 2.4Ghz LED Amber
 348                         { .name = "wl0_ses_green",     .gpio = 1 << 9,  .polarity = REVERSE }, // 2.4Ghz LED Green
 349                         { .name = "wl1_ses_amber",      .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
 350                         { .name = "wl1_ses_green",      .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
 351                 },
 352                 .platform_init = bcm57xx_init,
 353         },
 354         [WRT610N] = {
 355                 .name           = "Linksys WRT610N",
 356                 .buttons        = {
 357                         { .name = "reset",      .gpio = 1 << 6 },
 358                         { .name = "ses",        .gpio = 1 << 8 },
 359                 },
 360                 .leds           = {
 361                         { .name = "power",      .gpio = 1 << 1,  .polarity = NORMAL }, // Power LED
 362                         { .name = "usb",        .gpio = 1 << 0,  .polarity = REVERSE }, // USB LED
 363                         { .name = "ses_amber",  .gpio = 1 << 3,  .polarity = REVERSE }, // WiFi protected setup LED amber
 364                         { .name = "ses_blue",   .gpio = 1 << 9,  .polarity = REVERSE }, // WiFi protected setup LED blue
 365                 },
 366         },
 367         /* Asus */
 368         [WLHDD] = {
 369                 .name           = "ASUS WL-HDD",
 370                 .buttons        = {
 371                         { .name = "reset",      .gpio = 1 << 6 },
 372                 },
 373                 .leds           = {
 374                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 375                         { .name = "usb",        .gpio = 1 << 2, .polarity = REVERSE },
 376                 },
 377         },
 378         [WL300G] = {
 379                 .name           = "ASUS WL-300g",
 380                 .buttons        = {
 381                         { .name = "reset",      .gpio = 1 << 6 },
 382                 },
 383                 .leds           = {
 384                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 385                 },
 386         },
 387         [WL320GE] = {
 388                 .name           = "ASUS WL-320gE/WL-320gP",
 389                 .buttons        = {
 390                         { .name = "reset",      .gpio = 1 << 6 },
 391                 },
 392                 .leds           = {
 393                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 394                         { .name = "power",      .gpio = 1 << 2, .polarity = REVERSE },
 395                         { .name = "link",       .gpio = 1 << 11, .polarity = REVERSE },
 396                 },
 397         },
 398         [WL330GE] = {
 399                 .name           = "ASUS WL-330gE",
 400                 .buttons        = {
 401                         { .name = "reset",      .gpio = 1 << 2 },
 402                 },
 403                 .leds           = {
 404                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 405                 },
 406         },
 407         [WL500G] = {
 408                 .name           = "ASUS WL-500g",
 409                 .buttons        = {
 410                         { .name = "reset",      .gpio = 1 << 6 },
 411                 },
 412                 .leds           = {
 413                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 414                 },
 415         },
 416         [WL500GD] = {
 417                 .name           = "ASUS WL-500g Deluxe",
 418                 .buttons        = {
 419                         { .name = "reset",      .gpio = 1 << 6 },
 420                 },
 421                 .leds           = {
 422                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 423                 },
 424         },
 425         [WL500GP] = {
 426                 .name           = "ASUS WL-500g Premium",
 427                 .buttons        = {
 428                         { .name = "reset",      .gpio = 1 << 0 },
 429                         { .name = "ses",        .gpio = 1 << 4 },
 430                 },
 431                 .leds           = {
 432                         { .name = "power",      .gpio = 1 << 1, .polarity = REVERSE },
 433                 },
 434         },
 435         [WL500GPV2] = {
 436                 .name           = "ASUS WL-500g Premium V2",
 437                 .buttons        = {
 438                         { .name = "reset",      .gpio = 1 << 2 },
 439                         { .name = "ses",        .gpio = 1 << 3 },
 440                 },
 441                 .leds           = {
 442                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 443                         { .name = "wlan",       .gpio = 1 << 1, .polarity = REVERSE },
 444                 },
 445         },
 446         [WL500W] = {
 447                 .name           = "ASUS WL-500W",
 448                 .buttons        = {
 449                         { .name = "reset",      .gpio = 1 << 6 },
 450                         { .name = "ses",        .gpio = 1 << 7 },
 451                 },
 452                 .leds           = {
 453                         { .name = "power",      .gpio = 1 << 5, .polarity = REVERSE },
 454                 },
 455         },
 456         [WL520GC] = {
 457                 .name           = "ASUS WL-520GC",
 458                 .buttons        = {
 459                         { .name = "reset",      .gpio = 1 << 2 },
 460                         { .name = "ses",        .gpio = 1 << 3 },
 461                 },
 462                 .leds           = {
 463                 { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 464                         { .name = "wlan",       .gpio = 1 << 1, .polarity = REVERSE },
 465                 },
 466         },
 467         [WL520GU] = {
 468                 .name           = "ASUS WL-520gU",
 469                 .buttons        = {
 470                         { .name = "reset",      .gpio = 1 << 2 },
 471                         { .name = "ses",        .gpio = 1 << 3 },
 472                 },
 473                 .leds           = {
 474                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 475                         { .name = "wlan",       .gpio = 1 << 1, .polarity = REVERSE },
 476                 },
 477         },
 478         [ASUS_4702] = {
 479                 .name           = "ASUS (unknown, BCM4702)",
 480                 .buttons        = {
 481                         { .name = "reset",      .gpio = 1 << 6 },
 482                 },
 483                 .leds           = {
 484                         { .name = "power",      .gpio = 1 << 0, .polarity = REVERSE },
 485                 },
 486         },
 487         [WL700GE] = {
 488                 .name           = "ASUS WL-700gE",
 489                 .buttons        = {
 490                         { .name = "reset",      .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
 491                         { .name = "ses",        .gpio = 1 << 4 }, // on back, actual name ezsetup
 492                         { .name = "power",      .gpio = 1 << 0 }, // on front
 493                         { .name = "copy",       .gpio = 1 << 6 }, // on front
 494                 },
 495                 .leds           = {
 496 #if 0
 497                         // GPIO that controls power led also enables/disables some essential functions
 498                         // - power to HDD
 499                         // - switch leds
 500                         { .name = "power",      .gpio = 1 << 3, .polarity = NORMAL },  // actual name power
 501 #endif
 502                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
 503                 },
 504                 .platform_init = bcm4780_init,
 505         },
 506         /* Buffalo */
 507         [WHR_G54S] = {
 508                 .name           = "Buffalo WHR-G54S",
 509                 .buttons        = {
 510                         { .name = "reset",      .gpio = 1 << 4 },
 511                         { .name = "bridge",     .gpio = 1 << 5 },
 512                         { .name = "ses",        .gpio = 1 << 0 },
 513                 },
 514                 .leds           = {
 515                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 516                         { .name = "internal",   .gpio = 1 << 3, .polarity = REVERSE },
 517                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 518                         { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
 519                         { .name = "wlan",       .gpio = 1 << 2, .polarity = REVERSE },
 520                 },
 521         },
 522         [WBR2_G54] = {
 523                 .name           = "Buffalo WBR2-G54",
 524                 /* FIXME: verify */
 525                 .buttons        = {
 526                         { .name = "reset",      .gpio = 1 << 7 },
 527                 },
 528                 .leds           = {
 529                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE },
 530                 },
 531         },
 532         [WHR_HP_G54] = {
 533                 .name           = "Buffalo WHR-HP-G54",
 534                 .buttons        = {
 535                         { .name = "reset",      .gpio = 1 << 4 },
 536                         { .name = "bridge",     .gpio = 1 << 5 },
 537                         { .name = "ses",        .gpio = 1 << 0 },
 538                 },
 539                 .leds           = {
 540                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 541                         { .name = "internal",   .gpio = 1 << 3, .polarity = REVERSE },
 542                         { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
 543                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 544                         { .name = "wlan",       .gpio = 1 << 2, .polarity = REVERSE },
 545                 },
 546         },
 547         [WHR_G125] = {
 548                 .name           = "Buffalo WHR-G125",
 549                 .buttons        = {
 550                         { .name = "reset",      .gpio = 1 << 4 },
 551                         { .name = "bridge",     .gpio = 1 << 5 },
 552                         { .name = "ses",        .gpio = 1 << 0 },
 553                 },
 554                 .leds           = {
 555                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 556                         { .name = "internal",   .gpio = 1 << 3, .polarity = REVERSE },
 557                         { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
 558                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 559                         { .name = "wlan",       .gpio = 1 << 2, .polarity = REVERSE },
 560                 },
 561         },
 562         [WHR2_A54G54] = {
 563                 .name           = "Buffalo WHR2-A54G54",
 564                 .buttons        = {
 565                         { .name = "reset",      .gpio = 1 << 4 },
 566                 },
 567                 .leds           = {
 568                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 569                 },
 570         },
 571         [WLA2_G54L] = {
 572                 .name           = "Buffalo WLA2-G54L",
 573                 /* FIXME: verify */
 574                 .buttons        = {
 575                         { .name = "reset",      .gpio = 1 << 7 },
 576                 },
 577                 .leds           = {
 578                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE },
 579                 },
 580         },
 581         [WZR_G300N] = {
 582                 .name           = "Buffalo WZR-G300N",
 583                 .buttons        = {
 584                         { .name = "reset",      .gpio = 1 << 4 },
 585                 },
 586                 .leds           = {
 587                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 588                         { .name = "bridge",     .gpio = 1 << 1, .polarity = REVERSE },
 589                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 590                 },
 591         },
 592         [WZR_RS_G54] = {
 593                 .name           = "Buffalo WZR-RS-G54",
 594                 .buttons        = {
 595                         { .name = "ses",        .gpio = 1 << 0 },
 596                         { .name = "reset",      .gpio = 1 << 4 },
 597                 },
 598                 .leds           = {
 599                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 600                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 601                         { .name = "vpn",        .gpio = 1 << 1, .polarity = REVERSE },
 602                 },
 603         },
 604         [WZR_RS_G54HP] = {
 605                 .name           = "Buffalo WZR-RS-G54HP",
 606                 .buttons        = {
 607                         { .name = "ses",        .gpio = 1 << 0 },
 608                         { .name = "reset",      .gpio = 1 << 4 },
 609                 },
 610                 .leds           = {
 611                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 612                         { .name = "ses",        .gpio = 1 << 6, .polarity = REVERSE },
 613                         { .name = "vpn",        .gpio = 1 << 1, .polarity = REVERSE },
 614                 },
 615         },
 616         [BUFFALO_UNKNOWN] = {
 617                 .name           = "Buffalo (unknown)",
 618                 .buttons        = {
 619                         { .name = "reset",      .gpio = 1 << 7 },
 620                 },
 621                 .leds           = {
 622                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE },
 623                 },
 624         },
 625         [BUFFALO_UNKNOWN_4710] = {
 626                 .name           = "Buffalo (unknown, BCM4710)",
 627                 .buttons        = {
 628                         { .name = "reset",      .gpio = 1 << 4 },
 629                 },
 630                 .leds           = {
 631                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE },
 632                 },
 633         },
 634         /* Siemens */
 635         [SE505V1] = {
 636                 .name           = "Siemens SE505 V1",
 637                 .buttons        = {
 638                         /* No usable buttons */
 639                 },
 640                 .leds           = {
 641 //                      { .name = "power",      .gpio = 1 << 0  .polarity = REVERSE },  // Usable when retrofitting D26 (?)
 642                         { .name = "dmz",        .gpio = 1 << 4, .polarity = REVERSE },  // actual name WWW
 643                         { .name = "wlan",       .gpio = 1 << 3, .polarity = REVERSE },
 644                 },
 645         },
 646         [SE505V2] = {
 647                 .name           = "Siemens SE505 V2",
 648                 .buttons        = {
 649                         /* No usable buttons */
 650                 },
 651                 .leds           = {
 652                         { .name = "power",      .gpio = 1 << 5, .polarity = REVERSE },
 653                         { .name = "dmz",        .gpio = 1 << 0, .polarity = REVERSE },  // actual name WWW
 654                         { .name = "wlan",       .gpio = 1 << 3, .polarity = REVERSE },
 655                 },
 656         },
 657         /* US Robotics */
 658         [USR5461] = {
 659                 .name           = "U.S. Robotics USR5461",
 660                 .buttons        = {
 661                         /* No usable buttons */
 662                 },
 663                 .leds           = {
 664                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 665                         { .name = "printer",    .gpio = 1 << 1, .polarity = REVERSE },
 666                 },
 667         },
 668         /* Dell */
 669         [TM2300] = {
 670                 .name           = "Dell TrueMobile 2300",
 671                 .buttons        = {
 672                         { .name = "reset",      .gpio = 1 << 0 },
 673                 },
 674                 .leds           = {
 675                         { .name = "wlan",       .gpio = 1 << 6, .polarity = REVERSE },
 676                         { .name = "power",      .gpio = 1 << 7, .polarity = REVERSE },
 677                 },
 678         },
 679         [TM2300V2] = {
 680                 .name           = "Dell TrueMobile 2300 v2",
 681                 .buttons        = {
 682                         { .name = "reset",      .gpio = 1 << 0 },
 683                 },
 684                 .leds           = {
 685                         { .name = "wlan",       .gpio = 1 << 6, .polarity = REVERSE },
 686                         { .name = "power",      .gpio = 1 << 7, .polarity = REVERSE },
 687                 },
 688         },
 689         /* Motorola */
 690         [WE800G] = {
 691                 .name           = "Motorola WE800G",
 692                 .buttons        = {
 693                         { .name = "reset",      .gpio = 1 << 0 },
 694                 },
 695                 .leds           = {
 696                         { .name = "power",      .gpio = 1 << 4, .polarity = NORMAL },
 697                         { .name = "diag",       .gpio = 1 << 2, .polarity = REVERSE },
 698                         { .name = "wlan_amber", .gpio = 1 << 1, .polarity = NORMAL },
 699                 },
 700         },
 701         [WR850GV1] = {
 702                 .name           = "Motorola WR850G V1",
 703                 .buttons        = {
 704                         { .name = "reset",      .gpio = 1 << 0 },
 705                 },
 706                 .leds           = {
 707                         { .name = "power",      .gpio = 1 << 4, .polarity = NORMAL },
 708                         { .name = "diag",       .gpio = 1 << 3, .polarity = REVERSE },
 709                         { .name = "dmz",        .gpio = 1 << 6, .polarity = NORMAL },
 710                         { .name = "wlan_red",   .gpio = 1 << 5, .polarity = REVERSE },
 711                         { .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
 712                 },
 713         },
 714         [WR850GV2V3] = {
 715                 .name           = "Motorola WR850G V2/V3",
 716                 .buttons        = {
 717                         { .name = "reset",      .gpio = 1 << 5 },
 718                 },
 719                 .leds           = {
 720                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 721                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 722                         { .name = "wan",        .gpio = 1 << 6, .polarity = INPUT },
 723                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 724                 },
 725         },
 726         [WR850GP] = {
 727                 .name           = "Motorola WR850GP",
 728                 .buttons        = {
 729                         { .name = "reset",      .gpio = 1 << 5 },
 730                 },
 731                 .leds           = {
 732                         { .name = "power",      .gpio = 1 << 1, .polarity = NORMAL },
 733                         { .name = "wlan",       .gpio = 1 << 0, .polarity = REVERSE },
 734                         { .name = "dmz",        .gpio = 1 << 6, .polarity = REVERSE },
 735                         { .name = "diag",       .gpio = 1 << 7, .polarity = REVERSE },
 736                 },
 737         },
 738
 739         /* Belkin */
 740         [BELKIN_UNKNOWN] = {
 741                 .name           = "Belkin (unknown)",
 742                 /* FIXME: verify & add detection */
 743                 .buttons        = {
 744                         { .name = "reset",      .gpio = 1 << 7 },
 745                 },
 746                 .leds           = {
 747                         { .name = "power",      .gpio = 1 << 5, .polarity = NORMAL },
 748                         { .name = "wlan",       .gpio = 1 << 3, .polarity = NORMAL },
 749                         { .name = "connected",  .gpio = 1 << 0, .polarity = NORMAL },
 750                 },
 751         },
 752         /* Netgear */
 753         [WGT634U] = {
 754                 .name           = "Netgear WGT634U",
 755                 .buttons        = {
 756                         { .name = "reset",      .gpio = 1 << 2 },
 757                 },
 758                 .leds           = {
 759                         { .name = "power",      .gpio = 1 << 3, .polarity = NORMAL },
 760                 },
 761         },
 762         /* Netgear */
 763         [WNR834BV1] = {
 764                 .name           = "Netgear WNR834B V1",
 765                 .buttons        = { /* TODO: add reset button and confirm LEDs - GPIO from dd-wrt */ },
 766                 .leds           = {
 767                         { .name = "power",      .gpio = 1 << 4, .polarity = REVERSE },
 768                         { .name = "diag",       .gpio = 1 << 5, .polarity = REVERSE },
 769                         { .name = "wlan",       .gpio = 1 << 6, .polarity = REVERSE },
 770                 },
 771         },
 772         /* Netgear */
 773         [WNR834BV2] = {
 774                 .name           = "Netgear WNR834B V2",
 775                 .buttons        = {
 776                         { .name = "reset",      .gpio = 1 << 6 },
 777                 },
 778                 .leds           = {
 779                         { .name = "power",      .gpio = 1 << 2, .polarity = NORMAL },
 780                         { .name = "diag",       .gpio = 1 << 3, .polarity = NORMAL },
 781                         { .name = "connected",  .gpio = 1 << 7, .polarity = NORMAL },
 782                 },
 783         },
 784         /* Trendware */
 785         [TEW411BRPP] = {
 786                 .name           = "Trendware TEW411BRP+",
 787                 .buttons        = {
 788                         { /* No usable buttons */ },
 789                 },
 790                 .leds           = {
 791                         { .name = "power",      .gpio = 1 << 7, .polarity = NORMAL },
 792                         { .name = "wlan",       .gpio = 1 << 1, .polarity = NORMAL },
 793                         { .name = "bridge",     .gpio = 1 << 6, .polarity = NORMAL },
 794                 },
 795         },
 796         /* SimpleTech */
 797         [STI_NAS] = {
 798                 .name      = "SimpleTech SimpleShare NAS",
 799                 .buttons        = {
 800                         { .name = "reset",      .gpio = 1 << 0 }, // Power button on back, named reset to enable failsafe.
 801                 },
 802                 .leds      = {
 803                         { .name = "diag",       .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
 804                 },
 805                 .platform_init = bcm4780_init,
 806         },
 807         /* D-Link */
 808         [DIR130] = {
 809                 .name     = "D-Link DIR-130",
 810                 .buttons        = {
 811                         { .name = "reset",      .gpio = 1 << 3},
 812                         { .name = "reserved",   .gpio = 1 << 7},
 813                 },
 814                 .leds      = {
 815                         { .name = "diag",       .gpio = 1 << 0},
 816                         { .name = "blue",       .gpio = 1 << 6},
 817                 },
 818         },
 819         [DIR320] = {
 820                 .name     = "D-Link DIR-320",
 821                 .buttons        = {
 822                         { .name = "reserved",   .gpio = 1 << 6},
 823                         { .name = "reset",      .gpio = 1 << 7},
 824                 },
 825                 .leds      = {
 826                         { .name = "wlan",       .gpio = 1 << 0, .polarity = NORMAL },
 827                         { .name = "diag",       .gpio = 1 << 1, .polarity = NORMAL }, /* "status led */
 828                         { .name = "red",        .gpio = 1 << 3, .polarity = REVERSE },
 829                         { .name = "blue",       .gpio = 1 << 4, .polarity = REVERSE },
 830                         { .name = "usb",        .gpio = 1 << 5, .polarity = NORMAL },
 831                 },
 832         },
 833         [DIR330] = {
 834                 .name     = "D-Link DIR-330",
 835                 .buttons        = {
 836                         { .name = "reset",      .gpio = 1 << 3},
 837                         { .name = "reserved",   .gpio = 1 << 7},
 838                 },
 839                 .leds      = {
 840                         { .name = "diag",       .gpio = 1 << 0},
 841                         { .name = "usb",        .gpio = 1 << 4},
 842                         { .name = "blue",       .gpio = 1 << 6},
 843                 },
 844         },
 845         [DWL3150] = {
 846                 .name   = "D-Link DWL-3150",
 847                 .buttons        = {
 848                         { .name = "reset",      .gpio = 1 << 7},
 849                 },
 850                 .leds     = {
 851                         { .name = "diag",       .gpio = 1 << 2},
 852                         { .name = "status",     .gpio = 1 << 1},
 853                 },
 854         },
 855         /* Double check */
 856         [WL105B] = {
 857                 .name   = "Sitecom WL-105b",
 858                 .buttons        = {
 859                         { .name = "reset",      .gpio = 1 << 10},
 860                 },
 861                 .leds     = {
 862                         { .name = "wlan",       .gpio = 1 << 4},
 863                         { .name = "power",      .gpio = 1 << 3},
 864                 },
 865         },
 866         /* Western Digital Net Center */
 867         [WDNetCenter] = {
 868                 .name   = "Western Digital NetCenter",
 869                 .buttons        = {
 870                         { .name = "power",      .gpio = 1 << 0},
 871                         { .name = "reset",      .gpio = 1 << 7},
 872                 },
 873                 .platform_init = NetCenter_init,
 874         },
 875         /* Askey (and clones) */
 876         [RT210W] = {
 877                 .name           = "Askey RT210W",
 878                 .buttons        = {
 879                         /* Power button is hard-wired to hardware reset */
 880                         /* but is also connected to GPIO 7 (probably for bootloader recovery)  */
 881                         { .name = "power",      .gpio = 1 << 7},
 882                 },
 883                 .leds           = {
 884                         /* These were verified and named based on Belkin F5D4230-4 v1112 */
 885                         { .name = "connected",  .gpio = 1 << 0, .polarity = REVERSE },
 886                         { .name = "wlan",       .gpio = 1 << 3, .polarity = REVERSE },
 887                         { .name = "power",      .gpio = 1 << 5, .polarity = REVERSE },
 888                 },
 889         },
 890         [WL1600GL] = {
 891                 .name           = "OvisLink WL-1600GL",
 892                 .buttons        = {
 893                         { .name = "reset",      .gpio = 1 << 3 },
 894                         { .name = "ses",        .gpio = 1 << 4 },
 895                 },
 896                 .leds           = {
 897                         { .name = "power",      .gpio = 1 << 5, .polarity = REVERSE },
 898                         { .name = "wps",        .gpio = 1 << 2, .polarity = REVERSE },
 899                         { .name = "wlan",       .gpio = 1 << 1, .polarity = REVERSE },
 900                         { .name = "connected",  .gpio = 1 << 0, .polarity = REVERSE },
 901                 },
 902         },
 903         /* Microsoft */
 904         [MN700] = {
 905                 .name   = "Microsoft MN-700",
 906                 .buttons        = {
 907                         { .name = "reset",      .gpio = 1 << 7 },
 908                 },
 909                 .leds     = {
 910                         { .name = "power",      .gpio = 1 << 6, .polarity = NORMAL },
 911                 },
 912         },
 913         /* Edimax */
 914         [PS1208MFG] = {
 915                 .name   = "Edimax PS-1208MFG",
 916                 .buttons        = {
 917                         { .name = "reset",      .gpio = 1 << 4 },
 918                 },
 919                 .leds     = {
 920                         { .name = "status",     .gpio = 1 << 1, .polarity = NORMAL },
 921                         { .name = "wlan",       .gpio = 1 << 0, .polarity = NORMAL },
 922                 },
 923         },
 924 };
 925
 926 static struct platform_t __init *platform_detect(void)
 927 {
 928         char *boardnum, *boardtype, *buf;
 929
 930         if (strcmp(getvar("nvram_type"), "cfe") == 0)
 931                 return &platforms[WGT634U];
 932
 933         /* Look for a model identifier */
 934
 935         /* Based on "model_name" */
 936         if ((buf = nvram_get("model_name"))) {
 937                 if (!strcmp(buf, "DIR-130"))
 938                         return &platforms[DIR130];
 939                 if (!strcmp(buf, "DIR-330"))
 940                         return &platforms[DIR330];
 941         }
 942
 943         /* Based on "wsc_modelname */
 944         if ((buf = nvram_get("wsc_modelname"))) {
 945                 if (!strcmp(buf, "WRT610N"))
 946                         return &platforms[WRT610N];
 947         }
 948
 949         /* Based on "model_no" */
 950         if ((buf = nvram_get("model_no"))) {
 951                 if (startswith(buf,"WL700")) /* WL700* */
 952                         return &platforms[WL700GE];
 953         }
 954
 955         /* Based on "hardware_version" */
 956         if ((buf = nvram_get("hardware_version"))) {
 957                 if (startswith(buf,"WL500GPV2-")) /* WL500GPV2-* */
 958                         return &platforms[WL500GPV2];
 959                 if (startswith(buf,"WL520GC-")) /* WL520GU-* */
 960                         return &platforms[WL520GC];
 961                 if (startswith(buf,"WL520GU-")) /* WL520GU-* */
 962                         return &platforms[WL520GU];
 963                 if (startswith(buf,"WL330GE-")) /* WL330GE-* */
 964                         return &platforms[WL330GE];
 965         }
 966
 967         /* Based on "ModelId" */
 968         if ((buf = nvram_get("ModelId"))) {
 969                 if (!strcmp(buf, "WR850GP"))
 970                         return &platforms[WR850GP];
 971                 if (!strcmp(buf, "WR850G"))
 972                         return &platforms[WR850GV2V3];
 973                 if (!strcmp(buf, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
 974                         return &platforms[TM2300]; /* Dell TrueMobile 2300 */
 975                 if (startswith(buf,"WE800G")) /* WE800G* */
 976                         return &platforms[WE800G];
 977         }
 978
 979         /* Buffalo */
 980         if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
 981                 /* Buffalo hardware, check id for specific hardware matches */
 982                 if (!strcmp(buf, "29bb0332"))
 983                         return &platforms[WBR2_G54];
 984                 if (!strcmp(buf, "29129"))
 985                         return &platforms[WLA2_G54L];
 986                 if (!strcmp(buf, "30189"))
 987                         return &platforms[WHR_HP_G54];
 988                 if (!strcmp(buf, "32093"))
 989                         return &platforms[WHR_G125];
 990                 if (!strcmp(buf, "30182"))
 991                         return &platforms[WHR_G54S];
 992                 if (!strcmp(buf, "290441dd"))
 993                         return &platforms[WHR2_A54G54];
 994                 if (!strcmp(buf, "31120"))
 995                         return &platforms[WZR_G300N];
 996                 if (!strcmp(buf, "30083"))
 997                         return &platforms[WZR_RS_G54];
 998                 if (!strcmp(buf, "30103"))
 999                         return &platforms[WZR_RS_G54HP];
1000         }
1001
1002         /* no easy model number, attempt to guess */
1003         boardnum = getvar("boardnum");
1004         boardtype = getvar("boardtype");
1005
1006         if (!strcmp(boardnum, "20070615")) { /* Linksys WRT600N  v1/V1.1 */
1007                 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
1008                         return &platforms[WRT600NV11];
1009
1010         if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0"))
1011                         return &platforms[WRT600N];
1012         }
1013
1014         if (startswith(getvar("pmon_ver"), "CFE")) {
1015                 /* CFE based - newer hardware */
1016                 if (!strcmp(boardnum, "42")) { /* Linksys */
1017                         if (!strcmp(boardtype, "0x478") && !strcmp(getvar("boot_hw_model"), "WRT300N") && !strcmp(getvar("boot_hw_ver"), "1.1"))
1018                                 return &platforms[WRT300NV11];
1019
1020                         if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
1021                                 return &platforms[WRT350N];
1022
1023                         if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
1024                                 return &platforms[WRT54G3G];
1025
1026                         if (!strcmp(boardtype, "0x042f") && !strcmp(getvar("model_name"), "WRT54G3GV2-VF"))
1027                                 return &platforms[WRT54G3GV2_VF];
1028
1029                         if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
1030                                 return &platforms[WRTSL54GS];
1031
1032                         if (!strcmp(boardtype, "0x0472"))
1033                                 return &platforms[WRT160N];
1034
1035                         /* default to WRT54G */
1036                         return &platforms[WRT54G];
1037                 }
1038                 if (!strcmp(boardnum, "1024") && !strcmp(boardtype, "0x0446"))
1039                         return &platforms[WAP54GV2];
1040
1041                 if (!strcmp(boardnum, "8") && !strcmp(boardtype, "0x048e"))
1042                         return &platforms[WL1600GL];
1043
1044
1045                 if (!strcmp(boardnum, "44") || !strcmp(boardnum, "44\r")) {
1046                         if (!strcmp(boardtype,"0x0101") || !strcmp(boardtype, "0x0101\r"))
1047                                 return &platforms[TM2300V2]; /* Dell TrueMobile 2300 v2 */
1048                 }
1049
1050                 if (!strcmp(boardnum, "45")) { /* ASUS */
1051                         if (!strcmp(boardtype,"0x042f"))
1052                                 return &platforms[WL500GP];
1053                         else if (!strcmp(boardtype,"0x0472"))
1054                                 return &platforms[WL500W];
1055                         else if (!strcmp(boardtype,"0x467"))
1056                                 return &platforms[WL320GE];
1057                         else
1058                                 return &platforms[WL500GD];
1059                 }
1060
1061                 if (!strcmp(boardnum, "10496"))
1062                         return &platforms[USR5461];
1063
1064                 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
1065                         return &platforms[SE505V2];
1066
1067                 if (!strcmp(boardtype, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
1068                                 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
1069                         return &platforms[DIR320];
1070
1071                 if (!strncmp(boardnum, "TH",2) && !strcmp(boardtype,"0x042f")) {
1072                         return &platforms[WDNetCenter];
1073                 }
1074
1075                 if (!strcmp(boardtype,"0x0472") && !strcmp(getvar("cardbus"), "1")) { /* Netgear WNR834B  V1 and V2*/
1076                         if (!strcmp(boardnum, "08") || !strcmp(boardnum, "8"))
1077                                 return &platforms[WNR834BV1];
1078                         if (!strcmp(boardnum, "01") || !strcmp(boardnum, "1"))
1079                                 return &platforms[WNR834BV2];
1080                 }
1081
1082         } else { /* PMON based - old stuff */
1083                 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
1084                         (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
1085                         return &platforms[WR850GV1];
1086                 }
1087                 if (startswith(boardtype, "bcm94710dev")) {
1088                         if (!strcmp(boardnum, "42"))
1089                                 return &platforms[WRT54GV1];
1090                         if (simple_strtoul(boardnum, NULL, 0) == 2)
1091                                 return &platforms[WAP54GV1];
1092                 }
1093                 /* MN-700 has also hardware_version 'WL500-...', so use boardnum */
1094                 if (startswith(getvar("hardware_version"), "WL500-")) {
1095                         if (!strcmp(getvar("boardnum"), "mn700"))
1096                                 return &platforms[MN700];
1097                         else
1098                                 return &platforms[WL500G];
1099                 }
1100                 if (startswith(getvar("hardware_version"), "WL300-")) {
1101                         /* Either WL-300g or WL-HDD, do more extensive checks */
1102                         if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1103                                 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
1104                                 return &platforms[WLHDD];
1105                         if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1106                                 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
1107                                 return &platforms[WL300G];
1108                 }
1109                 /* Sitecom WL-105b */
1110                 if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
1111                         return &platforms[WL105B];
1112
1113                 /* unknown asus stuff, probably bcm4702 */
1114                 if (startswith(boardnum, "asusX"))
1115                         return &platforms[ASUS_4702];
1116
1117                 /* bcm4702 based Askey RT210W clones, Including:
1118                  * Askey RT210W (duh?)
1119                  * Siemens SE505v1
1120                  * Belkin F5D7230-4 before version v1444 (MiniPCI slot, not integrated)
1121                  */
1122                 if (!strcmp(boardtype,"bcm94710r4")
1123                  && !strcmp(boardnum ,"100")
1124                  && !strcmp(getvar("pmon_ver"),"v1.03.12.bk")
1125                    ){
1126                         return &platforms[RT210W];
1127                 }
1128         }
1129
1130         if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
1131                 if (startswith(boardtype, "bcm94710ap"))
1132                         return &platforms[BUFFALO_UNKNOWN_4710];
1133                 else
1134                         return &platforms[BUFFALO_UNKNOWN];
1135         }
1136
1137         if (startswith(getvar("CFEver"), "MotoWRv2") ||
1138                 startswith(getvar("CFEver"), "MotoWRv3") ||
1139                 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
1140
1141                 return &platforms[WR850GV2V3];
1142         }
1143
1144         if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) {  /* Trendware TEW-411BRP+ */
1145                 return &platforms[TEW411BRPP];
1146         }
1147
1148         if (startswith(boardnum, "04FN")) /* SimpleTech SimpleShare */
1149                 return &platforms[STI_NAS];
1150
1151         if (!strcmp(boardnum, "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
1152                 return &platforms[DWL3150];
1153
1154         if (!strcmp(boardnum, "01") && !strcmp(boardtype, "0x048e") && /* Edimax PS1208MFG */
1155                 !strcmp(getvar("status_gpio"), "1")) /* gpio based detection */
1156                 return &platforms[PS1208MFG];
1157
1158         /* not found */
1159         return NULL;
1160 }
1161
1162 static void register_buttons(struct button_t *b)
1163 {
1164         for (; b->name; b++)
1165                 platform.button_mask |= b->gpio;
1166
1167         platform.button_mask &= ~gpiomask;
1168
1169         ssb_gpio_outen(&ssb_bcm47xx, platform.button_mask, 0);
1170         ssb_gpio_control(&ssb_bcm47xx, platform.button_mask, 0);
1171         platform.button_polarity = ssb_gpio_in(&ssb_bcm47xx, ~0) & platform.button_mask;
1172         ssb_gpio_polarity(&ssb_bcm47xx, platform.button_mask, platform.button_polarity);
1173         ssb_gpio_intmask(&ssb_bcm47xx, platform.button_mask, platform.button_mask);
1174
1175         gpio_set_irqenable(1, button_handler);
1176 }
1177
1178 static void unregister_buttons(struct button_t *b)
1179 {
1180         ssb_gpio_intmask(&ssb_bcm47xx, platform.button_mask, 0);
1181
1182         gpio_set_irqenable(0, button_handler);
1183 }
1184
1185
1186 static void add_msg(struct event_t *event, char *msg, int argv)
1187 {
1188         char *s;
1189
1190         if (argv)
1191                 return;
1192
1193         s = skb_put(event->skb, strlen(msg) + 1);
1194         strcpy(s, msg);
1195 }
1196
1197 static void hotplug_button(struct work_struct *work)
1198 {
1199         struct event_t *event = container_of(work, struct event_t, wq);
1200         char *s;
1201
1202         event->skb = alloc_skb(2048, GFP_KERNEL);
1203
1204         s = skb_put(event->skb, strlen(event->action) + 2);
1205         sprintf(s, "%s@", event->action);
1206         fill_event(event);
1207
1208         NETLINK_CB(event->skb).dst_group = 1;
1209         broadcast_uevent(event->skb, 0, 1, GFP_KERNEL);
1210
1211         kfree(event);
1212 }
1213
1214
1215 static int fill_event (struct event_t *event)
1216 {
1217         static char buf[128];
1218
1219         add_msg(event, "HOME=/", 0);
1220         add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1221         add_msg(event, "SUBSYSTEM=button", 0);
1222         snprintf(buf, 128, "ACTION=%s", event->action);
1223         add_msg(event, buf, 0);
1224         snprintf(buf, 128, "BUTTON=%s", event->name);
1225         add_msg(event, buf, 0);
1226         snprintf(buf, 128, "SEEN=%ld", event->seen);
1227         add_msg(event, buf, 0);
1228         snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
1229         add_msg(event, buf, 0);
1230
1231         return 0;
1232 }
1233
1234
1235 static irqreturn_t button_handler(int irq, void *dev_id)
1236 {
1237         struct button_t *b;
1238         u32 in, changed;
1239
1240         in = ssb_gpio_in(&ssb_bcm47xx, ~0) & platform.button_mask;
1241         ssb_gpio_polarity(&ssb_bcm47xx, platform.button_mask, in);
1242         changed = platform.button_polarity ^ in;
1243         platform.button_polarity = in;
1244
1245         changed &= ~ssb_gpio_outen(&ssb_bcm47xx, 0, 0);
1246
1247         for (b = platform.buttons; b->name; b++) {
1248                 struct event_t *event;
1249
1250                 if (!(b->gpio & changed)) continue;
1251
1252                 b->pressed ^= 1;
1253
1254                 if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
1255                         event->seen = (jiffies - b->seen)/HZ;
1256                         event->name = b->name;
1257                         event->action = b->pressed ? "pressed" : "released";
1258                         INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
1259                         schedule_work(&event->wq);
1260                 }
1261
1262                 b->seen = jiffies;
1263         }
1264         return IRQ_HANDLED;
1265 }
1266
1267 static void register_leds(struct led_t *l)
1268 {
1269         struct proc_dir_entry *p;
1270         u32 mask = 0;
1271         u32 oe_mask = 0;
1272         u32 val = 0;
1273
1274         leds = proc_mkdir("led", diag);
1275         if (!leds)
1276                 return;
1277
1278         for(; l->name; l++) {
1279                 if (l->gpio & gpiomask)
1280                         continue;
1281
1282                 if (l->gpio & GPIO_TYPE_EXTIF) {
1283                         l->state = 0;
1284                         set_led_extif(l);
1285                 } else {
1286                         if (l->polarity != INPUT) oe_mask |= l->gpio;
1287                         mask |= l->gpio;
1288                         val |= (l->polarity == NORMAL)?0:l->gpio;
1289                 }
1290
1291                 if (l->polarity == INPUT) continue;
1292
1293                 if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
1294                         l->proc.type = PROC_LED;
1295                         l->proc.ptr = l;
1296                         p->data = (void *) &l->proc;
1297                         p->proc_fops = &diag_proc_fops;
1298                 }
1299         }
1300
1301         ssb_gpio_outen(&ssb_bcm47xx, mask, oe_mask);
1302         ssb_gpio_control(&ssb_bcm47xx, mask, 0);
1303         ssb_gpio_out(&ssb_bcm47xx, mask, val);
1304         ssb_gpio_intmask(&ssb_bcm47xx, mask, 0);
1305 }
1306
1307 static void unregister_leds(struct led_t *l)
1308 {
1309         for(; l->name; l++)
1310                 remove_proc_entry(l->name, leds);
1311
1312         remove_proc_entry("led", diag);
1313 }
1314
1315 static void set_led_extif(struct led_t *led)
1316 {
1317         gpio_set_extif(led->gpio, led->state);
1318 }
1319
1320 static void led_flash(unsigned long dummy) {
1321         struct led_t *l;
1322         u32 mask = 0;
1323         u8 extif_blink = 0;
1324
1325         for (l = platform.leds; l->name; l++) {
1326                 if (l->flash) {
1327                         if (l->gpio & GPIO_TYPE_EXTIF) {
1328                                 extif_blink = 1;
1329                                 l->state = !l->state;
1330                                 set_led_extif(l);
1331                         } else {
1332                                 mask |= l->gpio;
1333                         }
1334                 }
1335         }
1336
1337         mask &= ~gpiomask;
1338         if (mask) {
1339                 u32 val = ~ssb_gpio_in(&ssb_bcm47xx, ~0);
1340
1341                 ssb_gpio_outen(&ssb_bcm47xx, mask, mask);
1342                 ssb_gpio_control(&ssb_bcm47xx, mask, 0);
1343                 ssb_gpio_out(&ssb_bcm47xx, mask, val);
1344         }
1345         if (mask || extif_blink) {
1346                 mod_timer(&led_timer, jiffies + FLASH_TIME);
1347         }
1348 }
1349
1350 static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
1351 {
1352         struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1353         char *page;
1354         int len = 0;
1355
1356         if ((page = kmalloc(1024, GFP_KERNEL)) == NULL)
1357                 return -ENOBUFS;
1358
1359         if (dent->data != NULL) {
1360                 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1361                 switch (handler->type) {
1362                         case PROC_LED: {
1363                                 struct led_t * led = (struct led_t *) handler->ptr;
1364                                 if (led->flash) {
1365                                         len = sprintf(page, "f\n");
1366                                 } else {
1367                                         if (led->gpio & GPIO_TYPE_EXTIF) {
1368                                                 len = sprintf(page, "%d\n", led->state);
1369                                         } else {
1370                                                 u32 in = (ssb_gpio_in(&ssb_bcm47xx, ~0) & led->gpio ? 1 : 0);
1371                                                 u8 p = (led->polarity == NORMAL ? 0 : 1);
1372                                                 len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
1373                                         }
1374                                 }
1375                                 break;
1376                         }
1377                         case PROC_MODEL:
1378                                 len = sprintf(page, "%s\n", platform.name);
1379                                 break;
1380                         case PROC_GPIOMASK:
1381                                 len = sprintf(page, "0x%04x\n", gpiomask);
1382                                 break;
1383                 }
1384         }
1385         len += 1;
1386
1387         if (*ppos < len) {
1388                 len = min_t(int, len - *ppos, count);
1389                 if (copy_to_user(buf, (page + *ppos), len)) {
1390                         kfree(page);
1391                         return -EFAULT;
1392                 }
1393                 *ppos += len;
1394         } else {
1395                 len = 0;
1396         }
1397
1398         kfree(page);
1399         return len;
1400 }
1401
1402
1403 static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
1404 {
1405         struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1406         char *page;
1407         int ret = -EINVAL;
1408
1409         if ((page = kmalloc(count + 1, GFP_KERNEL)) == NULL)
1410                 return -ENOBUFS;
1411
1412         if (copy_from_user(page, buf, count)) {
1413                 kfree(page);
1414                 return -EINVAL;
1415         }
1416         page[count] = 0;
1417
1418         if (dent->data != NULL) {
1419                 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1420                 switch (handler->type) {
1421                         case PROC_LED: {
1422                                 struct led_t *led = (struct led_t *) handler->ptr;
1423                                 int p = (led->polarity == NORMAL ? 0 : 1);
1424
1425                                 if (page[0] == 'f') {
1426                                         led->flash = 1;
1427                                         led_flash(0);
1428                                 } else {
1429                                         led->flash = 0;
1430                                         if (led->gpio & GPIO_TYPE_EXTIF) {
1431                                                 led->state = p ^ ((page[0] == '1') ? 1 : 0);
1432                                                 set_led_extif(led);
1433                                         } else {
1434                                                 ssb_gpio_outen(&ssb_bcm47xx, led->gpio, led->gpio);
1435                                                 ssb_gpio_control(&ssb_bcm47xx, led->gpio, 0);
1436                                                 ssb_gpio_out(&ssb_bcm47xx, led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
1437                                         }
1438                                 }
1439                                 break;
1440                         }
1441                         case PROC_GPIOMASK:
1442                                 gpiomask = simple_strtoul(page, NULL, 0);
1443
1444                                 if (platform.buttons) {
1445                                         unregister_buttons(platform.buttons);
1446                                         register_buttons(platform.buttons);
1447                                 }
1448
1449                                 if (platform.leds) {
1450                                         unregister_leds(platform.leds);
1451                                         register_leds(platform.leds);
1452                                 }
1453                                 break;
1454                 }
1455                 ret = count;
1456         }
1457
1458         kfree(page);
1459         return ret;
1460 }
1461
1462 static int __init diag_init(void)
1463 {
1464         static struct proc_dir_entry *p;
1465         static struct platform_t *detected;
1466
1467 #ifdef CONFIG_BCM47XX_SSB
1468         if (bcm47xx_active_bus_type != BCM47XX_BUS_TYPE_SSB) {
1469                 printk(MODULE_NAME ": bcma bus is not supported.\n");
1470                 return -ENODEV;
1471         }
1472 #endif
1473
1474         detected = platform_detect();
1475         if (!detected) {
1476                 printk(MODULE_NAME ": Router model not detected.\n");
1477                 return -ENODEV;
1478         }
1479         memcpy(&platform, detected, sizeof(struct platform_t));
1480
1481         printk(MODULE_NAME ": Detected '%s'\n", platform.name);
1482         if (platform.platform_init != NULL) {
1483                 platform.platform_init();
1484         }
1485
1486         if (!(diag = proc_mkdir("diag", NULL))) {
1487                 printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
1488                 return -EINVAL;
1489         }
1490
1491         if ((p = create_proc_entry("model", S_IRUSR, diag))) {
1492                 p->data = (void *) &proc_model;
1493                 p->proc_fops = &diag_proc_fops;
1494         }
1495
1496         if ((p = create_proc_entry("gpiomask", S_IRUSR | S_IWUSR, diag))) {
1497                 p->data = (void *) &proc_gpiomask;
1498                 p->proc_fops = &diag_proc_fops;
1499         }
1500
1501         if (platform.buttons)
1502                 register_buttons(platform.buttons);
1503
1504         if (platform.leds)
1505                 register_leds(platform.leds);
1506
1507         return 0;
1508 }
1509
1510 static void __exit diag_exit(void)
1511 {
1512         del_timer(&led_timer);
1513
1514         if (platform.buttons)
1515                 unregister_buttons(platform.buttons);
1516
1517         if (platform.leds)
1518                 unregister_leds(platform.leds);
1519
1520         remove_proc_entry("model", diag);
1521         remove_proc_entry("gpiomask", diag);
1522         remove_proc_entry("diag", NULL);
1523 }
1524
1525 module_init(diag_init);
1526 module_exit(diag_exit);
1527
1528 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1529 MODULE_LICENSE("GPL");