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